{"timestamp":"2026-02-19 11:17:12","data":{"options":[{"option":"SPX260220C00200000","bid":6644.1,"bid_size":1.0,"ask":6663.2,"ask_size":1.0,"iv":0.0,"open_interest":17.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0164,"theo":6654.3831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6665.91,"last_trade_time":"2026-02-13T14:20:19","percent_change":0.0,"prev_day_close":6672.5},{"option":"SPX260220P00200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":127.0,"iv":0.0,"open_interest":204.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:26:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C00400000","bid":6444.2,"bid_size":1.0,"ask":6463.3,"ask_size":1.0,"iv":0.0,"open_interest":20.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0329,"theo":6454.4528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6456.2,"last_trade_time":"2026-02-17T14:13:17","percent_change":0.0,"prev_day_close":6472.19995117188},{"option":"SPX260220P00400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":0.0,"open_interest":1079.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:22:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C00600000","bid":6248.2,"bid_size":2.0,"ask":6263.1,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0493,"theo":6254.5226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6268.86,"last_trade_time":"2026-02-13T12:58:11","percent_change":0.0,"prev_day_close":6274.34985351562},{"option":"SPX260220P00600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":124.0,"iv":0.0,"open_interest":1796.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-13T11:27:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C00800000","bid":6044.1,"bid_size":1.0,"ask":6063.4,"ask_size":1.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0657,"theo":6054.2945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6067.48,"last_trade_time":"2026-02-13T14:21:47","percent_change":0.0,"prev_day_close":6073.89990234375},{"option":"SPX260220P00800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":0.0,"open_interest":1321.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0004,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:35:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C01000000","bid":5844.4,"bid_size":1.0,"ask":5863.5,"ask_size":1.0,"iv":0.0,"open_interest":633.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0821,"theo":5854.6627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5865.2,"last_trade_time":"2026-02-13T14:18:45","percent_change":0.0,"prev_day_close":5874.05004882812},{"option":"SPX260220P01000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":0.0,"open_interest":1811.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0008,"rho":0.0,"theo":0.0008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-01-06T13:12:50","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C01200000","bid":5644.5,"bid_size":1.0,"ask":5663.3,"ask_size":1.0,"iv":8.0943,"open_interest":10.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0985,"theo":5653.8864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5668.71,"last_trade_time":"2026-02-13T14:21:16","percent_change":0.0,"prev_day_close":5674.10009765625},{"option":"SPX260220P01200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":8.3325,"open_interest":5150.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0014,"rho":0.0,"theo":0.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:05:10","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C01400000","bid":5444.3,"bid_size":1.0,"ask":5463.6,"ask_size":1.0,"iv":0.0,"open_interest":35.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.115,"theo":5454.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5468.59,"last_trade_time":"2026-02-13T14:22:51","percent_change":0.0,"prev_day_close":5474.40014648438},{"option":"SPX260220P01400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":7.6005,"open_interest":1644.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0022,"rho":0.0,"theo":0.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:02:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C01600000","bid":5244.6,"bid_size":1.0,"ask":5263.7,"ask_size":1.0,"iv":7.7232,"open_interest":2.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.1314,"theo":5254.0277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5347.59,"last_trade_time":"2026-01-29T15:42:04","percent_change":0.0,"prev_day_close":5274.44995117188},{"option":"SPX260220P01600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":6.9689,"open_interest":3405.0,"volume":12.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0033,"rho":0.0,"theo":0.0033,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:55:07","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C01800000","bid":5044.7,"bid_size":1.0,"ask":5063.5,"ask_size":1.0,"iv":5.9293,"open_interest":10.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.1478,"theo":5054.0987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5064.13,"last_trade_time":"2026-02-13T13:53:14","percent_change":0.0,"prev_day_close":5074.84985351562},{"option":"SPX260220P01800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":6.4134,"open_interest":1310.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0046,"rho":0.0,"theo":0.0046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:35:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02000000","bid":4844.5,"bid_size":1.0,"ask":4863.8,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.1642,"theo":4854.17,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4936.93,"last_trade_time":"2026-02-09T10:08:03","percent_change":0.0,"prev_day_close":4873.5},{"option":"SPX260220P02000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":5.917,"open_interest":3854.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0061,"rho":0.0,"theo":0.0062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:52:35","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02200000","bid":4644.8,"bid_size":1.0,"ask":4663.9,"ask_size":1.0,"iv":6.0349,"open_interest":36.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.1806,"theo":4654.2414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4664.14,"last_trade_time":"2026-02-13T14:36:17","percent_change":0.0,"prev_day_close":4673.0},{"option":"SPX260220P02200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":124.0,"iv":5.4692,"open_interest":6755.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0079,"rho":0.0,"theo":0.0079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:53:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02400000","bid":4444.9,"bid_size":1.0,"ask":4463.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.1971,"theo":4454.3131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4474.60009765625},{"option":"SPX260220P02400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":5.061,"open_interest":4130.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0099,"rho":0.0,"theo":0.0099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-01-21T09:33:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02500000","bid":4344.9,"bid_size":1.0,"ask":4364.0,"ask_size":1.0,"iv":5.361,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.2053,"theo":4354.349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4373.05004882812},{"option":"SPX260220P02500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.8694,"open_interest":12525.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0109,"rho":0.0,"theo":0.011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:25:17","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02600000","bid":4244.9,"bid_size":1.0,"ask":4264.0,"ask_size":1.0,"iv":5.0296,"open_interest":8.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":0.2135,"theo":4254.385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4267.3,"last_trade_time":"2026-02-13T14:16:36","percent_change":0.0,"prev_day_close":4273.60009765625},{"option":"SPX260220P02600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.6855,"open_interest":7600.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0121,"rho":0.0,"theo":0.0122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:30:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02700000","bid":4145.0,"bid_size":1.0,"ask":4163.8,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.2217,"theo":4154.4211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4144.11,"last_trade_time":"2026-01-02T13:46:08","percent_change":0.0,"prev_day_close":4173.2001953125},{"option":"SPX260220P02700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.5085,"open_interest":13895.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0132,"rho":0.0,"theo":0.0134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:37:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02800000","bid":4045.0,"bid_size":1.0,"ask":4064.1,"ask_size":1.0,"iv":4.7651,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.2299,"theo":4054.4572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4096.6,"last_trade_time":"2025-10-29T14:50:08","percent_change":0.0,"prev_day_close":4074.90002441406},{"option":"SPX260220P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.338,"open_interest":20626.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0145,"rho":0.0,"theo":0.0146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T11:20:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C02900000","bid":3944.8,"bid_size":1.0,"ask":3964.1,"ask_size":1.0,"iv":0.0,"open_interest":30.0,"volume":30.0,"delta":0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":0.2381,"theo":3954.4933,"change":52.6999,"open":4003.64,"high":4003.64,"low":4002.15,"tick":"down","last_trade_price":4002.15,"last_trade_time":"2026-02-18T11:12:23","percent_change":1.33436,"prev_day_close":3974.5},{"option":"SPX260220P02900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.1736,"open_interest":7741.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0158,"rho":0.0,"theo":0.0159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:25:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03000000","bid":3845.1,"bid_size":1.0,"ask":3863.9,"ask_size":1.0,"iv":0.0,"open_interest":37.0,"volume":3.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.2463,"theo":3854.5295,"change":47.0301,"open":3896.68,"high":3896.68,"low":3896.68,"tick":"up","last_trade_price":3896.68,"last_trade_time":"2026-02-18T10:24:09","percent_change":1.22167,"prev_day_close":3874.5},{"option":"SPX260220P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":4.0148,"open_interest":21900.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0171,"rho":0.0,"theo":0.0172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:21:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03100000","bid":3745.1,"bid_size":1.0,"ask":3764.2,"ask_size":1.0,"iv":4.2308,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":0.2545,"theo":3754.5658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3400.71,"last_trade_time":"2025-08-13T13:25:44","percent_change":0.0,"prev_day_close":3773.39990234375},{"option":"SPX260220P03100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.861,"open_interest":11517.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0009,"theta":-0.0185,"rho":0.0,"theo":0.0186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:21:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03200000","bid":3644.9,"bid_size":1.0,"ask":3664.2,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":0.2627,"theo":3654.602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3692.26,"last_trade_time":"2026-02-12T11:07:46","percent_change":0.0,"prev_day_close":3673.79992675781},{"option":"SPX260220P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.712,"open_interest":6127.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.001,"theta":-0.02,"rho":0.0,"theo":0.0201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:23:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03300000","bid":3545.2,"bid_size":1.0,"ask":3564.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":0.2709,"theo":3554.6384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3573.84997558594},{"option":"SPX260220P03300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.5676,"open_interest":5107.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.001,"theta":-0.0214,"rho":0.0,"theo":0.0216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:12:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03400000","bid":3445.2,"bid_size":1.0,"ask":3464.3,"ask_size":1.0,"iv":3.7466,"open_interest":16.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":0.2791,"theo":3454.6748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3457.68,"last_trade_time":"2026-02-17T14:13:17","percent_change":0.0,"prev_day_close":3473.84997558594},{"option":"SPX260220P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.4272,"open_interest":5762.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0012,"theta":-0.023,"rho":0.0,"theo":0.0231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T14:13:17","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03500000","bid":3349.5,"bid_size":2.0,"ask":3364.3,"ask_size":1.0,"iv":4.7315,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":0.2873,"theo":3354.7112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3374.05004882812},{"option":"SPX260220P03500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.291,"open_interest":6868.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0013,"theta":-0.0246,"rho":0.0,"theo":0.0247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:19:59","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03600000","bid":3249.5,"bid_size":2.0,"ask":3264.1,"ask_size":1.0,"iv":4.5159,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0014,"theta":0.0,"rho":0.2956,"theo":3254.7477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.10009765625},{"option":"SPX260220P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.1586,"open_interest":9520.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0014,"theta":-0.0262,"rho":0.0,"theo":0.0264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:13:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03650000","bid":3199.2,"bid_size":2.0,"ask":3214.4,"ask_size":1.0,"iv":4.4222,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":0.2997,"theo":3204.766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3225.25},{"option":"SPX260220P03650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":3.0937,"open_interest":3886.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0015,"theta":-0.027,"rho":-0.0001,"theo":0.0272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-05T11:59:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03700000","bid":3145.3,"bid_size":1.0,"ask":3164.4,"ask_size":1.0,"iv":3.3037,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":0.3038,"theo":3154.7842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3174.19995117188},{"option":"SPX260220P03700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":3.0297,"open_interest":9277.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0015,"theta":-0.0278,"rho":-0.0001,"theo":0.0281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:56:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03750000","bid":3095.3,"bid_size":1.0,"ask":3114.4,"ask_size":1.0,"iv":3.1891,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":0.3079,"theo":3104.8025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3125.30004882812},{"option":"SPX260220P03750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":2.9665,"open_interest":2377.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0016,"theta":-0.0287,"rho":-0.0001,"theo":0.0289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T14:04:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03800000","bid":3049.2,"bid_size":2.0,"ask":3064.4,"ask_size":1.0,"iv":4.1485,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0017,"theta":0.0,"rho":0.312,"theo":3054.8208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.65002441406},{"option":"SPX260220P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":2.9041,"open_interest":7173.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0017,"theta":-0.0296,"rho":-0.0001,"theo":0.0298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:22:35","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03850000","bid":2999.0,"bid_size":2.0,"ask":3014.5,"ask_size":1.0,"iv":4.0483,"open_interest":300.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0018,"theta":0.0,"rho":0.3161,"theo":3004.8391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2613.31,"last_trade_time":"2025-07-28T14:08:46","percent_change":0.0,"prev_day_close":3025.80004882812},{"option":"SPX260220P03850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":2.8425,"open_interest":11949.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0018,"theta":-0.0305,"rho":-0.0001,"theo":0.0307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-05T15:25:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03900000","bid":2949.0,"bid_size":2.0,"ask":2964.2,"ask_size":1.0,"iv":3.9258,"open_interest":1.0,"volume":9.0,"delta":0.9998,"gamma":0.0,"vega":0.0018,"theta":0.0,"rho":0.3202,"theo":2954.8575,"change":52.0,"open":3002.0,"high":3002.0,"low":3002.0,"tick":"up","last_trade_price":3002.0,"last_trade_time":"2026-02-18T12:38:52","percent_change":1.76271,"prev_day_close":2974.90002441406},{"option":"SPX260220P03900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":2.7819,"open_interest":11053.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0018,"theta":-0.0314,"rho":-0.0001,"theo":0.0316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:20:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C03950000","bid":2899.3,"bid_size":2.0,"ask":2914.5,"ask_size":1.0,"iv":3.907,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0019,"theta":0.0,"rho":0.3243,"theo":2904.8758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2924.19995117188},{"option":"SPX260220P03950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":177.0,"iv":2.7214,"open_interest":1838.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0019,"theta":-0.0323,"rho":-0.0001,"theo":0.0325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-05T15:25:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04000000","bid":2845.4,"bid_size":1.0,"ask":2864.5,"ask_size":1.0,"iv":2.8954,"open_interest":19.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.002,"theta":0.0,"rho":0.3284,"theo":2854.8941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2943.28,"last_trade_time":"2026-01-30T15:57:26","percent_change":0.0,"prev_day_close":2873.75},{"option":"SPX260220P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.6621,"open_interest":10579.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.002,"theta":-0.0332,"rho":-0.0001,"theo":0.0334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:33:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04050000","bid":2799.2,"bid_size":2.0,"ask":2814.5,"ask_size":1.0,"iv":3.7263,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0021,"theta":0.0,"rho":0.3325,"theo":2804.9125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2824.29992675781},{"option":"SPX260220P04050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.6034,"open_interest":1804.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0021,"theta":-0.0341,"rho":-0.0001,"theo":0.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-05T15:25:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04100000","bid":2749.3,"bid_size":2.0,"ask":2764.5,"ask_size":1.0,"iv":3.6531,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":0.3366,"theo":2754.9309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2775.90002441406},{"option":"SPX260220P04100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.5455,"open_interest":2645.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0022,"theta":-0.0351,"rho":-0.0001,"theo":0.0353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T12:24:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04150000","bid":2695.5,"bid_size":1.0,"ask":2714.6,"ask_size":1.0,"iv":2.7942,"open_interest":7.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":0.3407,"theo":2704.9492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2570.33,"last_trade_time":"2025-09-19T12:51:31","percent_change":0.0,"prev_day_close":2725.5},{"option":"SPX260220P04150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.4882,"open_interest":2483.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0023,"theta":-0.036,"rho":-0.0001,"theo":0.0363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-05T15:31:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04175000","bid":2670.5,"bid_size":1.0,"ask":2689.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":0.3427,"theo":2679.9584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2307.02,"last_trade_time":"2025-07-30T10:27:16","percent_change":0.0,"prev_day_close":2698.84997558594},{"option":"SPX260220P04175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.4598,"open_interest":887.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0023,"theta":-0.0365,"rho":-0.0001,"theo":0.0368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-09T09:47:26","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04200000","bid":2645.5,"bid_size":1.0,"ask":2664.3,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0024,"theta":0.0,"rho":0.3448,"theo":2654.9676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2460.4,"last_trade_time":"2025-11-18T10:23:34","percent_change":0.0,"prev_day_close":2675.5},{"option":"SPX260220P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.4316,"open_interest":6161.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0024,"theta":-0.037,"rho":-0.0001,"theo":0.0373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T10:32:10","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04225000","bid":2624.3,"bid_size":2.0,"ask":2639.6,"ask_size":1.0,"iv":3.4582,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0024,"theta":0.0,"rho":0.3468,"theo":2629.9768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2649.29992675781},{"option":"SPX260220P04225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.4035,"open_interest":1548.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0024,"theta":-0.0375,"rho":-0.0001,"theo":0.0377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-05T15:25:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04250000","bid":2595.5,"bid_size":1.0,"ask":2614.6,"ask_size":1.0,"iv":2.6114,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0025,"theta":0.0,"rho":0.3489,"theo":2604.986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2623.94995117188},{"option":"SPX260220P04250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.3756,"open_interest":2875.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0025,"theta":-0.0379,"rho":-0.0001,"theo":0.0382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T11:29:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04275000","bid":2574.4,"bid_size":2.0,"ask":2589.3,"ask_size":1.0,"iv":3.3584,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0025,"theta":0.0,"rho":0.3509,"theo":2579.9952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2600.75},{"option":"SPX260220P04275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.3478,"open_interest":1050.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0025,"theta":-0.0384,"rho":-0.0001,"theo":0.0387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-05T15:33:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04300000","bid":2549.4,"bid_size":2.0,"ask":2564.6,"ask_size":1.0,"iv":3.3475,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0026,"theta":0.0,"rho":0.353,"theo":2555.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1630.44,"last_trade_time":"2025-03-26T10:40:40","percent_change":0.0,"prev_day_close":2575.59997558594},{"option":"SPX260220P04300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.3202,"open_interest":3894.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0026,"theta":-0.0389,"rho":-0.0001,"theo":0.0392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T10:49:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04325000","bid":2520.5,"bid_size":1.0,"ask":2539.6,"ask_size":1.0,"iv":2.468,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0026,"theta":0.0,"rho":0.355,"theo":2530.0137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2550.75},{"option":"SPX260220P04325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.2927,"open_interest":1006.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0026,"theta":-0.0394,"rho":-0.0001,"theo":0.0397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-05T15:33:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04350000","bid":2499.4,"bid_size":2.0,"ask":2514.6,"ask_size":1.0,"iv":3.2685,"open_interest":2.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0027,"theta":0.0,"rho":0.3571,"theo":2505.0229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2330.93,"last_trade_time":"2025-11-19T14:56:17","percent_change":0.0,"prev_day_close":2524.40002441406},{"option":"SPX260220P04350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.2654,"open_interest":1242.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0027,"theta":-0.0399,"rho":-0.0001,"theo":0.0402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T12:08:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04375000","bid":2470.5,"bid_size":1.0,"ask":2489.6,"ask_size":1.0,"iv":2.3663,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0028,"theta":0.0,"rho":0.3591,"theo":2480.0321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2499.39990234375},{"option":"SPX260220P04375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.2382,"open_interest":2511.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0028,"theta":-0.0404,"rho":-0.0001,"theo":0.0407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-05T12:32:10","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04400000","bid":2445.3,"bid_size":1.0,"ask":2464.6,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0028,"theta":0.0,"rho":0.3612,"theo":2455.0413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":921.89,"last_trade_time":"2025-04-07T10:31:28","percent_change":0.0,"prev_day_close":2474.39990234375},{"option":"SPX260220P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.2112,"open_interest":4995.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0028,"theta":-0.0409,"rho":-0.0001,"theo":0.0412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:49:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04425000","bid":2420.3,"bid_size":1.0,"ask":2439.6,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0029,"theta":0.0,"rho":0.3632,"theo":2430.0505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2109.63,"last_trade_time":"2025-08-26T13:52:07","percent_change":0.0,"prev_day_close":2450.39990234375},{"option":"SPX260220P04425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.1843,"open_interest":1675.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0029,"theta":-0.0414,"rho":-0.0001,"theo":0.0417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T11:21:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04450000","bid":2395.6,"bid_size":1.0,"ask":2414.7,"ask_size":1.0,"iv":2.4204,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0029,"theta":0.0,"rho":0.3653,"theo":2405.0598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2424.29992675781},{"option":"SPX260220P04450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.1576,"open_interest":2165.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0029,"theta":-0.042,"rho":-0.0001,"theo":0.0423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-05T10:23:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04475000","bid":2370.6,"bid_size":1.0,"ask":2389.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.003,"theta":0.0,"rho":0.3673,"theo":2380.069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2401.09997558594},{"option":"SPX260220P04475000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.131,"open_interest":1997.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.003,"theta":-0.0425,"rho":-0.0001,"theo":0.0428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-09T10:59:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04500000","bid":2345.6,"bid_size":1.0,"ask":2364.7,"ask_size":1.0,"iv":2.3365,"open_interest":3.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0031,"theta":0.0,"rho":0.3694,"theo":2355.0782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2444.73,"last_trade_time":"2026-01-30T15:57:26","percent_change":0.0,"prev_day_close":2375.84997558594},{"option":"SPX260220P04500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.1045,"open_interest":9692.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0031,"theta":-0.043,"rho":-0.0001,"theo":0.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-13T10:07:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04525000","bid":2320.6,"bid_size":1.0,"ask":2339.7,"ask_size":1.0,"iv":2.294,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0031,"theta":0.0,"rho":0.3714,"theo":2330.0875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2350.84997558594},{"option":"SPX260220P04525000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.0782,"open_interest":931.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0031,"theta":-0.0435,"rho":-0.0001,"theo":0.0438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-10T12:14:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04550000","bid":2295.6,"bid_size":1.0,"ask":2314.7,"ask_size":1.0,"iv":2.2511,"open_interest":8.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":0.3735,"theo":2305.0967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":928.08,"last_trade_time":"2025-04-21T10:03:47","percent_change":0.0,"prev_day_close":2324.34997558594},{"option":"SPX260220P04550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.052,"open_interest":1710.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0032,"theta":-0.044,"rho":-0.0001,"theo":0.0444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:43:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04575000","bid":2274.5,"bid_size":2.0,"ask":2289.7,"ask_size":1.0,"iv":2.9404,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0033,"theta":0.0,"rho":0.3755,"theo":2280.106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2299.25},{"option":"SPX260220P04575000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.026,"open_interest":1049.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0033,"theta":-0.0446,"rho":-0.0001,"theo":0.0449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:07:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04600000","bid":2245.6,"bid_size":1.0,"ask":2264.7,"ask_size":1.0,"iv":2.1632,"open_interest":187.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0033,"theta":0.0,"rho":0.3776,"theo":2255.1152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2215.99,"last_trade_time":"2026-02-05T14:05:58","percent_change":0.0,"prev_day_close":2275.65002441406},{"option":"SPX260220P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":2.0,"open_interest":9374.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0033,"theta":-0.0451,"rho":-0.0001,"theo":0.0454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:45:18","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04625000","bid":2224.5,"bid_size":2.0,"ask":2239.7,"ask_size":1.0,"iv":2.8657,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":0.3796,"theo":2230.1245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2249.5},{"option":"SPX260220P04625000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":1.9742,"open_interest":1758.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0034,"theta":-0.0456,"rho":-0.0001,"theo":0.046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-10T10:49:18","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04650000","bid":2195.6,"bid_size":1.0,"ask":2214.7,"ask_size":1.0,"iv":2.0714,"open_interest":89.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0035,"theta":0.0,"rho":0.3817,"theo":2205.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2315.06,"last_trade_time":"2026-01-30T10:13:28","percent_change":0.0,"prev_day_close":2224.55004882812},{"option":"SPX260220P04650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":176.0,"iv":1.9486,"open_interest":1574.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0035,"theta":-0.0462,"rho":-0.0001,"theo":0.0465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-10T10:48:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04675000","bid":2170.6,"bid_size":1.0,"ask":2189.7,"ask_size":1.0,"iv":2.0233,"open_interest":3.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.3837,"theo":2180.143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":799.68,"last_trade_time":"2025-04-07T14:10:28","percent_change":0.0,"prev_day_close":2199.10009765625},{"option":"SPX260220P04675000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.923,"open_interest":1095.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0036,"theta":-0.0467,"rho":-0.0001,"theo":0.0471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:55:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04700000","bid":2145.4,"bid_size":1.0,"ask":2164.7,"ask_size":1.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.3858,"theo":2155.1522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1808.09,"last_trade_time":"2025-07-30T10:26:35","percent_change":0.0,"prev_day_close":2174.5},{"option":"SPX260220P04700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.8976,"open_interest":9136.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0036,"theta":-0.0473,"rho":-0.0001,"theo":0.0476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:44:30","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04725000","bid":2120.6,"bid_size":1.0,"ask":2139.7,"ask_size":1.0,"iv":1.9189,"open_interest":4.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0037,"theta":0.0,"rho":0.3878,"theo":2130.1615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2270.0,"last_trade_time":"2026-02-02T14:33:18","percent_change":0.0,"prev_day_close":2149.15002441406},{"option":"SPX260220P04725000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.8723,"open_interest":2507.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0037,"theta":-0.0478,"rho":-0.0001,"theo":0.0482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:50:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04750000","bid":2099.4,"bid_size":2.0,"ask":2114.8,"ask_size":1.0,"iv":2.6824,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0038,"theta":0.0,"rho":0.3899,"theo":2105.1708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.03,"last_trade_time":"2025-04-07T09:42:03","percent_change":0.0,"prev_day_close":2125.75},{"option":"SPX260220P04750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.8471,"open_interest":1321.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0038,"theta":-0.0484,"rho":-0.0001,"theo":0.0488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:41:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04775000","bid":2070.7,"bid_size":1.0,"ask":2089.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0039,"theta":0.0,"rho":0.3919,"theo":2080.1801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2100.94995117188},{"option":"SPX260220P04775000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.8221,"open_interest":2603.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0039,"theta":-0.049,"rho":-0.0001,"theo":0.0493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:36:46","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04800000","bid":2049.4,"bid_size":2.0,"ask":2064.8,"ask_size":1.0,"iv":2.6104,"open_interest":153.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.004,"theta":0.0,"rho":0.394,"theo":2055.1894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2025.83,"last_trade_time":"2026-02-13T10:05:32","percent_change":0.0,"prev_day_close":2074.34997558594},{"option":"SPX260220P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.7971,"open_interest":11709.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.004,"theta":-0.0495,"rho":-0.0002,"theo":0.0499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:38:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04825000","bid":2021.1,"bid_size":23.0,"ask":2038.0,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0041,"theta":0.0,"rho":0.396,"theo":2030.1986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2108.59,"last_trade_time":"2025-12-23T15:10:30","percent_change":0.0,"prev_day_close":2050.74993896484},{"option":"SPX260220P04825000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.7724,"open_interest":12088.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0041,"theta":-0.0501,"rho":-0.0002,"theo":0.0504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.02,"last_trade_time":"2026-02-17T14:53:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04850000","bid":1995.8,"bid_size":20.0,"ask":2013.8,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":0.3981,"theo":2005.2079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2028.49,"last_trade_time":"2026-02-06T10:26:25","percent_change":0.0,"prev_day_close":2024.14996337891},{"option":"SPX260220P04850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.7477,"open_interest":1783.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0042,"theta":-0.0506,"rho":-0.0002,"theo":0.051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-06T15:30:38","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04875000","bid":1974.3,"bid_size":20.0,"ask":1988.8,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":0.4001,"theo":1980.2172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1998.25,"last_trade_time":"2026-02-06T10:11:01","percent_change":0.0,"prev_day_close":1999.64996337891},{"option":"SPX260220P04875000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.7231,"open_interest":1378.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0042,"theta":-0.0512,"rho":-0.0002,"theo":0.0516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T12:38:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04900000","bid":1946.0,"bid_size":20.0,"ask":1963.0,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0043,"theta":0.0,"rho":0.4022,"theo":1955.2265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2048.0,"last_trade_time":"2026-02-03T11:22:05","percent_change":0.0,"prev_day_close":1976.25},{"option":"SPX260220P04900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":1.6987,"open_interest":4271.0,"volume":5.0,"delta":-0.0003,"gamma":0.0,"vega":0.0043,"theta":-0.0518,"rho":-0.0002,"theo":0.0522,"change":-0.02,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T16:00:34","percent_change":-40.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04925000","bid":1921.0,"bid_size":20.0,"ask":1938.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":0.4042,"theo":1930.2358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1951.25},{"option":"SPX260220P04925000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":174.0,"iv":1.6738,"open_interest":1988.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0044,"theta":-0.0524,"rho":-0.0002,"theo":0.0528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-13T16:05:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04950000","bid":1896.0,"bid_size":20.0,"ask":1913.1,"ask_size":20.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0045,"theta":0.0,"rho":0.4063,"theo":1905.2452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":841.08,"last_trade_time":"2025-04-24T13:08:18","percent_change":0.0,"prev_day_close":1924.5},{"option":"SPX260220P04950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":174.0,"iv":1.6496,"open_interest":2371.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0045,"theta":-0.053,"rho":-0.0002,"theo":0.0534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:28:35","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C04975000","bid":1871.0,"bid_size":20.0,"ask":1888.8,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0046,"theta":0.0,"rho":0.4083,"theo":1880.2545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":859.19,"last_trade_time":"2025-04-30T15:38:43","percent_change":0.0,"prev_day_close":1899.59997558594},{"option":"SPX260220P04975000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":174.0,"iv":1.6254,"open_interest":1281.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0046,"theta":-0.0536,"rho":-0.0002,"theo":0.054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:27:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05000000","bid":1850.0,"bid_size":2.0,"ask":1862.7,"ask_size":10.0,"iv":2.1664,"open_interest":20686.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0048,"theta":0.0,"rho":0.4104,"theo":1855.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1847.82,"last_trade_time":"2026-02-12T13:01:15","percent_change":0.0,"prev_day_close":1875.39996337891},{"option":"SPX260220P05000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":174.0,"iv":1.6014,"open_interest":38946.0,"volume":1.0,"delta":-0.0004,"gamma":0.0,"vega":0.0048,"theta":-0.0542,"rho":-0.0002,"theo":0.0546,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:41:41","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220C05025000","bid":1821.0,"bid_size":20.0,"ask":1838.1,"ask_size":20.0,"iv":0.0,"open_interest":18.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":0.4124,"theo":1830.2732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1729.27,"last_trade_time":"2025-11-24T12:19:47","percent_change":0.0,"prev_day_close":1850.84997558594},{"option":"SPX260220P05025000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":174.0,"iv":1.5774,"open_interest":1099.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0049,"theta":-0.0548,"rho":-0.0002,"theo":0.0552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:37:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05050000","bid":1796.0,"bid_size":20.0,"ask":1813.1,"ask_size":20.0,"iv":0.0,"open_interest":194.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.005,"theta":0.0,"rho":0.4145,"theo":1805.2825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1767.24,"last_trade_time":"2026-02-05T14:05:58","percent_change":0.0,"prev_day_close":1824.34997558594},{"option":"SPX260220P05050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":173.0,"iv":1.5536,"open_interest":2716.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.005,"theta":-0.0555,"rho":-0.0002,"theo":0.0559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:37:40","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05075000","bid":1771.0,"bid_size":20.0,"ask":1788.1,"ask_size":20.0,"iv":0.0,"open_interest":503.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0051,"theta":0.0,"rho":0.4165,"theo":1780.2918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1785.58,"last_trade_time":"2025-12-19T15:46:18","percent_change":0.0,"prev_day_close":1799.69995117188},{"option":"SPX260220P05075000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":173.0,"iv":1.5299,"open_interest":1645.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0051,"theta":-0.0561,"rho":-0.0002,"theo":0.0565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:30:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05100000","bid":1746.1,"bid_size":23.0,"ask":1763.1,"ask_size":20.0,"iv":0.0,"open_interest":103.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0052,"theta":0.0,"rho":0.4186,"theo":1755.3012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1838.33,"last_trade_time":"2026-01-30T15:41:56","percent_change":0.0,"prev_day_close":1775.84997558594},{"option":"SPX260220P05100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":173.0,"iv":1.5062,"open_interest":4982.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0052,"theta":-0.0568,"rho":-0.0002,"theo":0.0571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:04:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05125000","bid":1724.6,"bid_size":2.0,"ask":1738.8,"ask_size":20.0,"iv":2.0979,"open_interest":5.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0053,"theta":0.0,"rho":0.4206,"theo":1730.3106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1842.79,"last_trade_time":"2026-01-16T13:49:16","percent_change":0.0,"prev_day_close":1749.70001220703},{"option":"SPX260220P05125000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":173.0,"iv":1.4827,"open_interest":5542.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0053,"theta":-0.0574,"rho":-0.0002,"theo":0.0578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:40:32","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05150000","bid":1695.9,"bid_size":20.0,"ask":1713.9,"ask_size":20.0,"iv":0.0,"open_interest":13.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":0.4226,"theo":1705.3199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1607.53,"last_trade_time":"2025-09-19T12:51:31","percent_change":0.0,"prev_day_close":1726.29998779297},{"option":"SPX260220P05150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":172.0,"iv":1.4593,"open_interest":2938.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0054,"theta":-0.058,"rho":-0.0002,"theo":0.0585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:38:33","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05175000","bid":1674.4,"bid_size":20.0,"ask":1688.9,"ask_size":20.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0056,"theta":0.0,"rho":0.4247,"theo":1680.3293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1820.23,"last_trade_time":"2026-01-27T12:05:57","percent_change":0.0,"prev_day_close":1700.95001220703},{"option":"SPX260220P05175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":172.0,"iv":1.436,"open_interest":1045.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0056,"theta":-0.0587,"rho":-0.0002,"theo":0.0591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-11T12:13:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05200000","bid":1646.1,"bid_size":20.0,"ask":1663.1,"ask_size":20.0,"iv":0.0,"open_interest":74.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0057,"theta":0.0,"rho":0.4267,"theo":1655.3387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1730.11,"last_trade_time":"2026-01-14T10:09:03","percent_change":0.0,"prev_day_close":1674.70001220703},{"option":"SPX260220P05200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":172.0,"iv":1.4127,"open_interest":7877.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0057,"theta":-0.0594,"rho":-0.0002,"theo":0.0598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:02:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220C05225000","bid":1620.9,"bid_size":20.0,"ask":1638.9,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0059,"theta":0.0,"rho":0.4288,"theo":1630.3481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1763.88,"last_trade_time":"2026-01-15T12:49:35","percent_change":0.0,"prev_day_close":1650.95001220703},{"option":"SPX260220P05225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":171.0,"iv":1.3896,"open_interest":4240.0,"volume":267.0,"delta":-0.0004,"gamma":0.0,"vega":0.0059,"theta":-0.0601,"rho":-0.0002,"theo":0.0605,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:14:30","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220C05250000","bid":1596.1,"bid_size":20.0,"ask":1613.2,"ask_size":20.0,"iv":0.0,"open_interest":22.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":0.4308,"theo":1605.3575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1666.9,"last_trade_time":"2026-02-06T14:00:30","percent_change":0.0,"prev_day_close":1625.95001220703},{"option":"SPX260220P05250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":171.0,"iv":1.3665,"open_interest":1670.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.006,"theta":-0.0608,"rho":-0.0002,"theo":0.0612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:28:45","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05275000","bid":1571.1,"bid_size":20.0,"ask":1588.2,"ask_size":20.0,"iv":0.0,"open_interest":56.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0062,"theta":0.0,"rho":0.4329,"theo":1580.367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1692.95,"last_trade_time":"2026-01-16T15:05:36","percent_change":0.0,"prev_day_close":1600.95001220703},{"option":"SPX260220P05275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":171.0,"iv":1.3436,"open_interest":1742.0,"volume":5.0,"delta":-0.0005,"gamma":0.0,"vega":0.0062,"theta":-0.0615,"rho":-0.0002,"theo":0.0619,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:08","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05300000","bid":1546.1,"bid_size":20.0,"ask":1563.2,"ask_size":20.0,"iv":0.0,"open_interest":85.0,"volume":16.0,"delta":0.9995,"gamma":0.0,"vega":0.0063,"theta":0.0,"rho":0.4349,"theo":1555.3764,"change":52.58,"open":1601.23,"high":1601.23,"low":1601.23,"tick":"down","last_trade_price":1601.23,"last_trade_time":"2026-02-18T11:51:59","percent_change":3.39521,"prev_day_close":1575.95001220703},{"option":"SPX260220P05300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":170.0,"iv":1.3207,"open_interest":13426.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0063,"theta":-0.0622,"rho":-0.0003,"theo":0.0627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:51:38","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05325000","bid":1521.1,"bid_size":20.0,"ask":1538.2,"ask_size":20.0,"iv":0.0,"open_interest":65.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0065,"theta":0.0,"rho":0.437,"theo":1530.3858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":604.06,"last_trade_time":"2025-04-30T12:01:09","percent_change":0.0,"prev_day_close":1551.19995117188},{"option":"SPX260220P05325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":170.0,"iv":1.2979,"open_interest":5408.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0065,"theta":-0.063,"rho":-0.0003,"theo":0.0634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:10:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05350000","bid":1496.1,"bid_size":20.0,"ask":1513.2,"ask_size":20.0,"iv":0.0,"open_interest":10.0,"volume":3.0,"delta":0.9994,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":0.439,"theo":1505.3953,"change":48.51,"open":1546.81,"high":1546.81,"low":1546.81,"tick":"no_change","last_trade_price":1546.81,"last_trade_time":"2026-02-18T11:54:34","percent_change":3.23767,"prev_day_close":1526.44995117188},{"option":"SPX260220P05350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":169.0,"iv":1.2752,"open_interest":4549.0,"volume":770.0,"delta":-0.0005,"gamma":0.0,"vega":0.0066,"theta":-0.0637,"rho":-0.0003,"theo":0.0642,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:06:50","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220C05375000","bid":1471.2,"bid_size":23.0,"ask":1488.2,"ask_size":20.0,"iv":0.0,"open_interest":158.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":0.4411,"theo":1480.4048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1535.81,"last_trade_time":"2026-02-04T11:01:23","percent_change":0.0,"prev_day_close":1499.94995117188},{"option":"SPX260220P05375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":168.0,"iv":1.2529,"open_interest":1899.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0068,"theta":-0.0645,"rho":-0.0003,"theo":0.065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T11:45:49","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05400000","bid":1446.2,"bid_size":23.0,"ask":1463.2,"ask_size":20.0,"iv":0.0,"open_interest":190.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.007,"theta":0.0,"rho":0.4431,"theo":1455.4143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1541.48,"last_trade_time":"2026-01-30T11:56:44","percent_change":0.0,"prev_day_close":1476.04998779297},{"option":"SPX260220P05400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":168.0,"iv":1.2304,"open_interest":5500.0,"volume":421.0,"delta":-0.0005,"gamma":0.0,"vega":0.007,"theta":-0.0653,"rho":-0.0003,"theo":0.0658,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:49:07","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220C05425000","bid":1424.5,"bid_size":2.0,"ask":1439.0,"ask_size":20.0,"iv":1.7173,"open_interest":125.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0072,"theta":0.0,"rho":0.4452,"theo":1430.4239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1454.55,"last_trade_time":"2026-02-04T11:52:18","percent_change":0.0,"prev_day_close":1449.85003662109},{"option":"SPX260220P05425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":167.0,"iv":1.208,"open_interest":3396.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0072,"theta":-0.0661,"rho":-0.0003,"theo":0.0666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-12T09:39:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05440000","bid":1406.3,"bid_size":23.0,"ask":1423.2,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0073,"theta":0.0,"rho":0.4464,"theo":1415.4296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1436.04998779297},{"option":"SPX260220P05440000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":167.0,"iv":1.1946,"open_interest":162.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0073,"theta":-0.0666,"rho":-0.0003,"theo":0.0671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-13T09:32:31","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05450000","bid":1396.0,"bid_size":20.0,"ask":1414.0,"ask_size":20.0,"iv":0.0,"open_interest":45.0,"volume":2.0,"delta":0.9994,"gamma":0.0,"vega":0.0074,"theta":0.0,"rho":0.4472,"theo":1405.4334,"change":52.93,"open":1453.58,"high":1453.58,"low":1453.58,"tick":"down","last_trade_price":1453.58,"last_trade_time":"2026-02-18T11:44:18","percent_change":3.77896,"prev_day_close":1426.04998779297},{"option":"SPX260220P05450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.1857,"open_interest":3058.0,"volume":6.0,"delta":-0.0006,"gamma":0.0,"vega":0.0074,"theta":-0.0669,"rho":-0.0003,"theo":0.0674,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:16:27","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPX260220C05460000","bid":1390.2,"bid_size":2.0,"ask":1404.0,"ask_size":20.0,"iv":1.7193,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0075,"theta":0.0,"rho":0.448,"theo":1395.4372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1416.04998779297},{"option":"SPX260220P05460000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.1768,"open_interest":130.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0075,"theta":-0.0673,"rho":-0.0003,"theo":0.0678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-11T14:50:14","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05470000","bid":1376.0,"bid_size":20.0,"ask":1394.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":0.4488,"theo":1385.4411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1406.04998779297},{"option":"SPX260220P05470000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.1678,"open_interest":1213.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0076,"theta":-0.0676,"rho":-0.0003,"theo":0.0681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-10T14:54:24","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05475000","bid":1371.0,"bid_size":20.0,"ask":1389.0,"ask_size":20.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":0.4492,"theo":1380.443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":914.24,"last_trade_time":"2025-06-27T15:20:08","percent_change":0.0,"prev_day_close":1401.04998779297},{"option":"SPX260220P05475000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.1634,"open_interest":930.0,"volume":30.0,"delta":-0.0006,"gamma":0.0,"vega":0.0076,"theta":-0.0678,"rho":-0.0003,"theo":0.0683,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:15:35","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220C05480000","bid":1369.5,"bid_size":20.0,"ask":1384.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":0.4496,"theo":1375.4449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1395.90002441406},{"option":"SPX260220P05480000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.159,"open_interest":192.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0076,"theta":-0.068,"rho":-0.0003,"theo":0.0685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:55:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05490000","bid":1356.0,"bid_size":20.0,"ask":1374.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0077,"theta":0.0,"rho":0.4505,"theo":1365.4488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1386.10003662109},{"option":"SPX260220P05490000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":163.0,"iv":1.1501,"open_interest":115.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0077,"theta":-0.0683,"rho":-0.0003,"theo":0.0688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.45,"last_trade_time":"2026-02-05T15:20:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05500000","bid":1346.0,"bid_size":20.0,"ask":1364.0,"ask_size":20.0,"iv":0.0,"open_interest":857.0,"volume":1.0,"delta":0.9994,"gamma":0.0,"vega":0.0078,"theta":0.0,"rho":0.4513,"theo":1355.4526,"change":17.73,"open":1367.68,"high":1367.68,"low":1367.68,"tick":"down","last_trade_price":1367.68,"last_trade_time":"2026-02-18T15:08:00","percent_change":1.31338,"prev_day_close":1375.60003662109},{"option":"SPX260220P05500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":162.0,"iv":1.1412,"open_interest":16899.0,"volume":105.0,"delta":-0.0006,"gamma":0.0,"vega":0.0078,"theta":-0.0687,"rho":-0.0003,"theo":0.0692,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:34:59","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPX260220C05510000","bid":1339.5,"bid_size":20.0,"ask":1354.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0079,"theta":0.0,"rho":0.4521,"theo":1345.4564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1366.35003662109},{"option":"SPX260220P05510000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":161.0,"iv":1.1324,"open_interest":470.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0079,"theta":-0.069,"rho":-0.0003,"theo":0.0695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:12:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05520000","bid":1329.8,"bid_size":2.0,"ask":1344.0,"ask_size":20.0,"iv":1.6184,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.008,"theta":0.0,"rho":0.4529,"theo":1335.4603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1354.90002441406},{"option":"SPX260220P05520000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":160.0,"iv":1.1236,"open_interest":293.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.008,"theta":-0.0694,"rho":-0.0003,"theo":0.0699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:52:15","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05525000","bid":1324.5,"bid_size":20.0,"ask":1339.0,"ask_size":20.0,"iv":0.0,"open_interest":29.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.008,"theta":0.0,"rho":0.4533,"theo":1330.4622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1441.7,"last_trade_time":"2026-01-16T15:55:04","percent_change":0.0,"prev_day_close":1351.35003662109},{"option":"SPX260220P05525000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":160.0,"iv":1.1191,"open_interest":2009.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.008,"theta":-0.0696,"rho":-0.0003,"theo":0.0701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05530000","bid":1319.8,"bid_size":2.0,"ask":1334.0,"ask_size":20.0,"iv":1.6059,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0081,"theta":0.0,"rho":0.4537,"theo":1325.4642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1344.90002441406},{"option":"SPX260220P05530000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":160.0,"iv":1.1147,"open_interest":448.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0081,"theta":-0.0698,"rho":-0.0003,"theo":0.0703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05540000","bid":1309.7,"bid_size":2.0,"ask":1324.0,"ask_size":20.0,"iv":1.5869,"open_interest":1.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0082,"theta":0.0,"rho":0.4546,"theo":1315.468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1426.59,"last_trade_time":"2026-01-16T15:55:16","percent_change":0.0,"prev_day_close":1336.45001220703},{"option":"SPX260220P05540000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":160.0,"iv":1.1059,"open_interest":343.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0082,"theta":-0.0701,"rho":-0.0003,"theo":0.0707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05550000","bid":1296.2,"bid_size":20.0,"ask":1313.3,"ask_size":20.0,"iv":0.0,"open_interest":345.0,"volume":2.0,"delta":0.9993,"gamma":0.0,"vega":0.0083,"theta":0.0,"rho":0.4554,"theo":1305.4719,"change":50.26,"open":1350.91,"high":1350.91,"low":1350.91,"tick":"up","last_trade_price":1350.91,"last_trade_time":"2026-02-18T11:51:45","percent_change":3.86422,"prev_day_close":1326.55004882812},{"option":"SPX260220P05550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":158.0,"iv":1.0971,"open_interest":16252.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0083,"theta":-0.0705,"rho":-0.0003,"theo":0.0711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05560000","bid":1286.2,"bid_size":20.0,"ask":1303.3,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0084,"theta":0.0,"rho":0.4562,"theo":1295.4758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1314.79998779297},{"option":"SPX260220P05560000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":189.0,"iv":1.1423,"open_interest":536.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0084,"theta":-0.0709,"rho":-0.0003,"theo":0.0714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05570000","bid":1276.2,"bid_size":20.0,"ask":1294.0,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0085,"theta":0.0,"rho":0.457,"theo":1285.4797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1230.35,"last_trade_time":"2026-02-05T10:24:05","percent_change":0.0,"prev_day_close":1304.54998779297},{"option":"SPX260220P05570000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":188.0,"iv":1.1332,"open_interest":225.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0085,"theta":-0.0713,"rho":-0.0004,"theo":0.0718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05575000","bid":1271.2,"bid_size":20.0,"ask":1289.0,"ask_size":20.0,"iv":0.0,"open_interest":28.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0085,"theta":0.0,"rho":0.4574,"theo":1280.4816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1387.11,"last_trade_time":"2026-01-16T16:01:45","percent_change":0.0,"prev_day_close":1301.65002441406},{"option":"SPX260220P05575000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":188.0,"iv":1.1286,"open_interest":1282.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0085,"theta":-0.0715,"rho":-0.0004,"theo":0.072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:29","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05580000","bid":1266.2,"bid_size":20.0,"ask":1284.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0086,"theta":0.0,"rho":0.4578,"theo":1275.4836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1295.04998779297},{"option":"SPX260220P05580000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":187.0,"iv":1.124,"open_interest":146.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0086,"theta":-0.0717,"rho":-0.0004,"theo":0.0722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:57:23","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05590000","bid":1256.2,"bid_size":20.0,"ask":1274.0,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":0.4586,"theo":1265.4874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1284.54998779297},{"option":"SPX260220P05590000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":186.0,"iv":1.1149,"open_interest":203.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0087,"theta":-0.0721,"rho":-0.0004,"theo":0.0726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T13:13:08","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05600000","bid":1246.2,"bid_size":20.0,"ask":1264.0,"ask_size":20.0,"iv":0.0,"open_interest":312.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0088,"theta":0.0,"rho":0.4594,"theo":1255.4913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1277.05,"last_trade_time":"2026-02-13T13:20:48","percent_change":0.0,"prev_day_close":1274.95001220703},{"option":"SPX260220P05600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":185.0,"iv":1.1058,"open_interest":6152.0,"volume":3.0,"delta":-0.0007,"gamma":0.0,"vega":0.0088,"theta":-0.0725,"rho":-0.0004,"theo":0.0731,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:45:24","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPX260220C05610000","bid":1239.6,"bid_size":20.0,"ask":1254.0,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0089,"theta":0.0,"rho":0.4603,"theo":1245.4952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1208.25,"last_trade_time":"2026-01-20T15:24:53","percent_change":0.0,"prev_day_close":1264.54998779297},{"option":"SPX260220P05610000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":185.0,"iv":1.0967,"open_interest":253.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0089,"theta":-0.0729,"rho":-0.0004,"theo":0.0735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:58:40","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05620000","bid":1229.8,"bid_size":2.0,"ask":1244.0,"ask_size":20.0,"iv":1.4941,"open_interest":1.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":0.4611,"theo":1235.4992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1254.81,"last_trade_time":"2026-02-06T10:00:10","percent_change":0.0,"prev_day_close":1254.65002441406},{"option":"SPX260220P05620000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":184.0,"iv":1.0876,"open_interest":292.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.009,"theta":-0.0734,"rho":-0.0004,"theo":0.0739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:59:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05625000","bid":1221.2,"bid_size":20.0,"ask":1238.3,"ask_size":20.0,"iv":0.0,"open_interest":105.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":0.4615,"theo":1230.5011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1022.9,"last_trade_time":"2025-09-04T14:15:44","percent_change":0.0,"prev_day_close":1251.15002441406},{"option":"SPX260220P05625000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":193.0,"iv":1.083,"open_interest":3139.0,"volume":1080.0,"delta":-0.0007,"gamma":0.0,"vega":0.009,"theta":-0.0736,"rho":-0.0004,"theo":0.0741,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:09:24","percent_change":-3.35276e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05630000","bid":1219.8,"bid_size":2.0,"ask":1234.0,"ask_size":20.0,"iv":1.4817,"open_interest":2.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0091,"theta":0.0,"rho":0.4619,"theo":1225.5031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1342.8,"last_trade_time":"2026-01-26T15:04:19","percent_change":0.0,"prev_day_close":1244.65002441406},{"option":"SPX260220P05630000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":197.0,"iv":1.0785,"open_interest":238.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0091,"theta":-0.0738,"rho":-0.0004,"theo":0.0743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:57:29","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05640000","bid":1209.8,"bid_size":2.0,"ask":1224.0,"ask_size":20.0,"iv":1.4694,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0092,"theta":0.0,"rho":0.4627,"theo":1215.507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1234.65002441406},{"option":"SPX260220P05640000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":196.0,"iv":1.0694,"open_interest":726.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0092,"theta":-0.0742,"rho":-0.0004,"theo":0.0748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:57:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05650000","bid":1199.8,"bid_size":2.0,"ask":1214.0,"ask_size":20.0,"iv":1.4571,"open_interest":327.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0093,"theta":0.0,"rho":0.4635,"theo":1205.511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1227.79,"last_trade_time":"2026-02-13T12:46:19","percent_change":0.0,"prev_day_close":1225.95001220703},{"option":"SPX260220P05650000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":183.0,"iv":1.0604,"open_interest":4163.0,"volume":3.0,"delta":-0.0007,"gamma":0.0,"vega":0.0093,"theta":-0.0747,"rho":-0.0004,"theo":0.0752,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:42:06","percent_change":-3.35276e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05660000","bid":1189.7,"bid_size":2.0,"ask":1204.0,"ask_size":20.0,"iv":1.4387,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0094,"theta":0.0,"rho":0.4644,"theo":1195.5149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1216.15002441406},{"option":"SPX260220P05660000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":191.0,"iv":1.0513,"open_interest":723.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0094,"theta":-0.0751,"rho":-0.0004,"theo":0.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05670000","bid":1179.7,"bid_size":2.0,"ask":1194.0,"ask_size":20.0,"iv":1.4265,"open_interest":1.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0096,"theta":0.0,"rho":0.4652,"theo":1185.5188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1131.25,"last_trade_time":"2026-02-05T10:24:05","percent_change":0.0,"prev_day_close":1204.54998779297},{"option":"SPX260220P05670000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":181.0,"iv":1.0423,"open_interest":397.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0095,"theta":-0.0756,"rho":-0.0004,"theo":0.0762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05675000","bid":1171.3,"bid_size":23.0,"ask":1188.3,"ask_size":20.0,"iv":0.0,"open_interest":489.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0096,"theta":0.0,"rho":0.4656,"theo":1180.5208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1231.01,"last_trade_time":"2026-02-03T12:45:27","percent_change":0.0,"prev_day_close":1199.95001220703},{"option":"SPX260220P05675000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":190.0,"iv":1.0378,"open_interest":1640.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0096,"theta":-0.0758,"rho":-0.0004,"theo":0.0764,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:43:25","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05680000","bid":1169.8,"bid_size":2.0,"ask":1184.0,"ask_size":20.0,"iv":1.4204,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0097,"theta":0.0,"rho":0.466,"theo":1175.5228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1196.45001220703},{"option":"SPX260220P05680000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":189.0,"iv":1.0332,"open_interest":426.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0097,"theta":-0.0761,"rho":-0.0004,"theo":0.0766,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:43:14","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05690000","bid":1156.3,"bid_size":23.0,"ask":1173.3,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0098,"theta":0.0,"rho":0.4668,"theo":1165.5268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1186.40002441406},{"option":"SPX260220P05690000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":189.0,"iv":1.0242,"open_interest":699.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0098,"theta":-0.0765,"rho":-0.0004,"theo":0.0771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-17T12:57:29","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05700000","bid":1146.3,"bid_size":23.0,"ask":1163.3,"ask_size":20.0,"iv":0.0,"open_interest":688.0,"volume":2.0,"delta":0.9992,"gamma":0.0,"vega":0.0099,"theta":0.0,"rho":0.4676,"theo":1155.5308,"change":37.21,"open":1186.52,"high":1187.41,"low":1186.52,"tick":"up","last_trade_price":1187.41,"last_trade_time":"2026-02-18T10:02:39","percent_change":3.23509,"prev_day_close":1176.60003662109},{"option":"SPX260220P05700000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":188.0,"iv":1.0152,"open_interest":5529.0,"volume":450.0,"delta":-0.0008,"gamma":0.0,"vega":0.0099,"theta":-0.077,"rho":-0.0004,"theo":0.0776,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:07:18","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05710000","bid":1139.8,"bid_size":2.0,"ask":1154.1,"ask_size":20.0,"iv":1.3896,"open_interest":1.0,"volume":30.0,"delta":0.9992,"gamma":0.0,"vega":0.01,"theta":0.0,"rho":0.4684,"theo":1145.5348,"change":34.17,"open":1175.02,"high":1175.02,"low":1175.02,"tick":"down","last_trade_price":1175.02,"last_trade_time":"2026-02-18T14:14:17","percent_change":2.99514,"prev_day_close":1164.95001220703},{"option":"SPX260220P05710000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":187.0,"iv":1.0062,"open_interest":400.0,"volume":46.0,"delta":-0.0008,"gamma":0.0,"vega":0.01,"theta":-0.0775,"rho":-0.0004,"theo":0.0781,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:13:36","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05720000","bid":1126.3,"bid_size":20.0,"ask":1143.3,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0102,"theta":0.0,"rho":0.4692,"theo":1135.5388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1156.15002441406},{"option":"SPX260220P05720000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.9973,"open_interest":282.0,"volume":37.0,"delta":-0.0008,"gamma":0.0,"vega":0.0102,"theta":-0.078,"rho":-0.0004,"theo":0.0786,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:38:23","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05725000","bid":1124.8,"bid_size":2.0,"ask":1139.1,"ask_size":20.0,"iv":1.3712,"open_interest":256.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0102,"theta":0.0,"rho":0.4696,"theo":1130.5407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1108.17,"last_trade_time":"2025-12-16T12:41:44","percent_change":0.0,"prev_day_close":1149.84997558594},{"option":"SPX260220P05725000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":245.0,"iv":0.9928,"open_interest":830.0,"volume":27.0,"delta":-0.0008,"gamma":0.0,"vega":0.0102,"theta":-0.0783,"rho":-0.0004,"theo":0.0789,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:18:33","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05730000","bid":1119.8,"bid_size":2.0,"ask":1134.1,"ask_size":20.0,"iv":1.3652,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0103,"theta":0.0,"rho":0.4701,"theo":1125.5428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1146.15002441406},{"option":"SPX260220P05730000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.9883,"open_interest":206.0,"volume":21.0,"delta":-0.0008,"gamma":0.0,"vega":0.0103,"theta":-0.0786,"rho":-0.0004,"theo":0.0791,"change":-0.075,"open":0.1,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:52","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPX260220C05740000","bid":1106.1,"bid_size":20.0,"ask":1124.1,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":0.9991,"gamma":0.0,"vega":0.0105,"theta":0.0,"rho":0.4709,"theo":1115.5468,"change":52.0,"open":1163.05,"high":1163.05,"low":1163.05,"tick":"down","last_trade_price":1163.05,"last_trade_time":"2026-02-18T11:09:17","percent_change":4.68026,"prev_day_close":1136.69995117188},{"option":"SPX260220P05740000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":233.0,"iv":0.979,"open_interest":485.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0105,"theta":-0.0792,"rho":-0.0004,"theo":0.0797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T12:57:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05750000","bid":1096.1,"bid_size":20.0,"ask":1114.1,"ask_size":20.0,"iv":0.0,"open_interest":761.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0106,"theta":0.0,"rho":0.4717,"theo":1105.5508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1099.13,"last_trade_time":"2026-02-17T15:50:41","percent_change":0.0,"prev_day_close":1126.45001220703},{"option":"SPX260220P05750000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":233.0,"iv":0.97,"open_interest":4872.0,"volume":675.0,"delta":-0.0008,"gamma":0.0,"vega":0.0106,"theta":-0.0797,"rho":-0.0004,"theo":0.0803,"change":-0.1,"open":0.05,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:00:57","percent_change":-66.6667,"prev_day_close":0.0750000011175871},{"option":"SPX260220C05760000","bid":1086.1,"bid_size":20.0,"ask":1104.1,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":30.0,"delta":0.9991,"gamma":0.0,"vega":0.0108,"theta":0.0,"rho":0.4725,"theo":1095.5549,"change":33.37,"open":1124.87,"high":1124.87,"low":1124.87,"tick":"down","last_trade_price":1124.87,"last_trade_time":"2026-02-18T14:14:17","percent_change":3.05726,"prev_day_close":1114.95001220703},{"option":"SPX260220P05760000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":231.0,"iv":0.9611,"open_interest":591.0,"volume":45.0,"delta":-0.0008,"gamma":0.0,"vega":0.0108,"theta":-0.0803,"rho":-0.0004,"theo":0.0808,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:19:13","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05770000","bid":1076.1,"bid_size":20.0,"ask":1094.1,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0109,"theta":0.0,"rho":0.4733,"theo":1085.5589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1106.65002441406},{"option":"SPX260220P05770000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":231.0,"iv":0.9522,"open_interest":370.0,"volume":36.0,"delta":-0.0008,"gamma":0.0,"vega":0.0109,"theta":-0.0808,"rho":-0.0004,"theo":0.0814,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:26:34","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05775000","bid":1074.6,"bid_size":20.0,"ask":1089.1,"ask_size":20.0,"iv":0.0,"open_interest":135.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.011,"theta":0.0,"rho":0.4737,"theo":1080.561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1194.48,"last_trade_time":"2026-01-16T15:27:28","percent_change":0.0,"prev_day_close":1101.25},{"option":"SPX260220P05775000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":231.0,"iv":0.9477,"open_interest":1022.0,"volume":146.0,"delta":-0.0008,"gamma":0.0,"vega":0.011,"theta":-0.0811,"rho":-0.0005,"theo":0.0817,"change":-0.1,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:54:04","percent_change":-66.6667,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05780000","bid":1066.1,"bid_size":20.0,"ask":1084.1,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0111,"theta":0.0,"rho":0.4741,"theo":1075.563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1096.25},{"option":"SPX260220P05780000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":236.0,"iv":0.9433,"open_interest":335.0,"volume":5.0,"delta":-0.0008,"gamma":0.0,"vega":0.0111,"theta":-0.0814,"rho":-0.0005,"theo":0.082,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T12:58:03","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05790000","bid":1056.1,"bid_size":20.0,"ask":1074.1,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0112,"theta":0.0,"rho":0.475,"theo":1065.5671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1152.83,"last_trade_time":"2025-12-23T13:15:05","percent_change":0.0,"prev_day_close":1086.25},{"option":"SPX260220P05790000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.9344,"open_interest":517.0,"volume":5.0,"delta":-0.0009,"gamma":0.0,"vega":0.0112,"theta":-0.082,"rho":-0.0005,"theo":0.0826,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T12:58:59","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05800000","bid":1048.4,"bid_size":10.0,"ask":1062.9,"ask_size":10.0,"iv":0.8392,"open_interest":2180.0,"volume":38.0,"delta":0.9991,"gamma":0.0,"vega":0.0114,"theta":0.0,"rho":0.4758,"theo":1055.5712,"change":9.56,"open":1087.32,"high":1087.32,"low":1059.86,"tick":"down","last_trade_price":1059.86,"last_trade_time":"2026-02-18T15:22:23","percent_change":0.910211,"prev_day_close":1075.75},{"option":"SPX260220P05800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":237.0,"iv":0.9255,"open_interest":10680.0,"volume":860.0,"delta":-0.0009,"gamma":0.0,"vega":0.0114,"theta":-0.0826,"rho":-0.0005,"theo":0.0832,"change":-0.07,"open":0.15,"high":0.15,"low":0.08,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-18T13:51:22","percent_change":-46.6667,"prev_day_close":0.0500000007450581},{"option":"SPX260220C05810000","bid":1036.1,"bid_size":20.0,"ask":1054.1,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0116,"theta":0.0,"rho":0.4766,"theo":1045.5753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1159.41,"last_trade_time":"2026-01-16T15:26:53","percent_change":0.0,"prev_day_close":1065.0},{"option":"SPX260220P05810000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":227.0,"iv":0.9166,"open_interest":356.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0116,"theta":-0.0833,"rho":-0.0005,"theo":0.0838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-12T15:54:58","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05820000","bid":1030.1,"bid_size":2.0,"ask":1044.1,"ask_size":20.0,"iv":1.2719,"open_interest":3.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0117,"theta":0.0,"rho":0.4774,"theo":1035.5794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1012.82,"last_trade_time":"2026-01-20T13:53:16","percent_change":0.0,"prev_day_close":1056.25},{"option":"SPX260220P05820000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":226.0,"iv":0.9077,"open_interest":362.0,"volume":19.0,"delta":-0.0009,"gamma":0.0,"vega":0.0117,"theta":-0.0839,"rho":-0.0005,"theo":0.0845,"change":0.0,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:57:13","percent_change":-1.49012e-6,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05825000","bid":1021.3,"bid_size":20.0,"ask":1038.4,"ask_size":20.0,"iv":0.0,"open_interest":345.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0118,"theta":0.0,"rho":0.4778,"theo":1030.5815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1148.22,"last_trade_time":"2026-01-16T12:05:10","percent_change":0.0,"prev_day_close":1051.25},{"option":"SPX260220P05825000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":229.0,"iv":0.9033,"open_interest":2474.0,"volume":13.0,"delta":-0.0009,"gamma":0.0,"vega":0.0118,"theta":-0.0842,"rho":-0.0005,"theo":0.0848,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:56:55","percent_change":-14.2857,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05830000","bid":1016.1,"bid_size":20.0,"ask":1034.1,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0119,"theta":0.0,"rho":0.4782,"theo":1025.5836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1156.49,"last_trade_time":"2026-02-02T15:40:54","percent_change":0.0,"prev_day_close":1046.09997558594},{"option":"SPX260220P05830000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":225.0,"iv":0.8988,"open_interest":800.0,"volume":19.0,"delta":-0.0009,"gamma":0.0,"vega":0.0119,"theta":-0.0846,"rho":-0.0005,"theo":0.0852,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:56:56","percent_change":-14.2857,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05840000","bid":1006.3,"bid_size":20.0,"ask":1023.4,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0121,"theta":0.0,"rho":0.479,"theo":1015.5878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.70001220703},{"option":"SPX260220P05840000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":232.0,"iv":0.89,"open_interest":773.0,"volume":26.0,"delta":-0.0009,"gamma":0.0,"vega":0.0121,"theta":-0.0853,"rho":-0.0005,"theo":0.0859,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:57:51","percent_change":-14.2857,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05850000","bid":996.3,"bid_size":20.0,"ask":1014.1,"ask_size":20.0,"iv":0.0,"open_interest":501.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0123,"theta":0.0,"rho":0.4798,"theo":1005.592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1056.91,"last_trade_time":"2026-02-03T12:45:27","percent_change":0.0,"prev_day_close":1026.70001220703},{"option":"SPX260220P05850000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":231.0,"iv":0.8811,"open_interest":20153.0,"volume":47.0,"delta":-0.001,"gamma":0.0,"vega":0.0123,"theta":-0.086,"rho":-0.0005,"theo":0.0866,"change":-0.075,"open":0.15,"high":0.15,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:07:33","percent_change":-42.8571,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05860000","bid":986.3,"bid_size":20.0,"ask":1004.1,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0125,"theta":0.0,"rho":0.4806,"theo":995.5962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1016.70001220703},{"option":"SPX260220P05860000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":222.0,"iv":0.8723,"open_interest":2234.0,"volume":59.0,"delta":-0.001,"gamma":0.0,"vega":0.0125,"theta":-0.0867,"rho":-0.0005,"theo":0.0873,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:04:54","percent_change":-14.2857,"prev_day_close":0.0750000029802322},{"option":"SPX260220C05870000","bid":976.3,"bid_size":20.0,"ask":993.4,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0127,"theta":0.0,"rho":0.4814,"theo":985.6004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":781.03,"last_trade_time":"2025-08-26T14:14:59","percent_change":0.0,"prev_day_close":1006.30001831055},{"option":"SPX260220P05870000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":221.0,"iv":0.8635,"open_interest":616.0,"volume":40.0,"delta":-0.001,"gamma":0.0,"vega":0.0127,"theta":-0.0874,"rho":-0.0005,"theo":0.088,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:02:10","percent_change":-14.2857,"prev_day_close":0.100000003352761},{"option":"SPX260220C05875000","bid":971.3,"bid_size":20.0,"ask":988.4,"ask_size":20.0,"iv":0.0,"open_interest":121.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0128,"theta":0.0,"rho":0.4819,"theo":980.6025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1094.54,"last_trade_time":"2026-01-16T15:40:54","percent_change":0.0,"prev_day_close":1001.25},{"option":"SPX260220P05875000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":222.0,"iv":0.8591,"open_interest":3150.0,"volume":20.0,"delta":-0.001,"gamma":0.0,"vega":0.0128,"theta":-0.0878,"rho":-0.0005,"theo":0.0884,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:04:20","percent_change":-14.2857,"prev_day_close":0.100000003352761},{"option":"SPX260220C05880000","bid":970.2,"bid_size":2.0,"ask":984.1,"ask_size":20.0,"iv":1.2042,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0129,"theta":0.0,"rho":0.4823,"theo":975.6047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":996.450012207031},{"option":"SPX260220P05880000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":220.0,"iv":0.8547,"open_interest":385.0,"volume":36.0,"delta":-0.001,"gamma":0.0,"vega":0.0129,"theta":-0.0882,"rho":-0.0005,"theo":0.0888,"change":-0.05,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:07:22","percent_change":-25.0,"prev_day_close":0.100000003352761},{"option":"SPX260220C05890000","bid":956.4,"bid_size":23.0,"ask":973.4,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0131,"theta":0.0,"rho":0.4831,"theo":965.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1080.89,"last_trade_time":"2026-01-16T15:27:26","percent_change":0.0,"prev_day_close":986.450012207031},{"option":"SPX260220P05890000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":224.0,"iv":0.8459,"open_interest":906.0,"volume":45.0,"delta":-0.001,"gamma":0.0,"vega":0.0131,"theta":-0.089,"rho":-0.0006,"theo":0.0896,"change":-0.05,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:07:21","percent_change":-25.0,"prev_day_close":0.100000003352761},{"option":"SPX260220C05900000","bid":948.4,"bid_size":10.0,"ask":962.9,"ask_size":10.0,"iv":0.0,"open_interest":2884.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0133,"theta":0.0,"rho":0.4839,"theo":955.6132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":966.98,"last_trade_time":"2026-02-12T11:51:27","percent_change":0.0,"prev_day_close":975.799987792969},{"option":"SPX260220P05900000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":223.0,"iv":0.8372,"open_interest":13182.0,"volume":871.0,"delta":-0.001,"gamma":0.0,"vega":0.0133,"theta":-0.0898,"rho":-0.0006,"theo":0.0905,"change":-0.05,"open":0.15,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:48:53","percent_change":-25.0,"prev_day_close":0.100000003352761},{"option":"SPX260220C05910000","bid":936.1,"bid_size":20.0,"ask":954.1,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0136,"theta":0.0,"rho":0.4847,"theo":945.6176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1063.29,"last_trade_time":"2026-01-16T12:41:43","percent_change":0.0,"prev_day_close":968.100006103516},{"option":"SPX260220P05910000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":222.0,"iv":0.8283,"open_interest":514.0,"volume":19.0,"delta":-0.001,"gamma":0.0,"vega":0.0136,"theta":-0.0906,"rho":-0.0006,"theo":0.0913,"change":0.0,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:52:00","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C05920000","bid":926.4,"bid_size":23.0,"ask":943.4,"ask_size":20.0,"iv":0.0,"open_interest":29.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0138,"theta":0.0,"rho":0.4855,"theo":935.6219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1051.11,"last_trade_time":"2026-01-16T15:27:23","percent_change":0.0,"prev_day_close":956.899993896484},{"option":"SPX260220P05920000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":220.0,"iv":0.8195,"open_interest":488.0,"volume":19.0,"delta":-0.0011,"gamma":0.0,"vega":0.0138,"theta":-0.0915,"rho":-0.0006,"theo":0.0921,"change":0.0,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:55:37","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C05925000","bid":921.4,"bid_size":23.0,"ask":938.4,"ask_size":20.0,"iv":0.0,"open_interest":204.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0139,"theta":0.0,"rho":0.4859,"theo":930.6241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":698.11,"last_trade_time":"2025-08-11T11:11:40","percent_change":0.0,"prev_day_close":950.25},{"option":"SPX260220P05925000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":219.0,"iv":0.8151,"open_interest":2352.0,"volume":22.0,"delta":-0.0011,"gamma":0.0,"vega":0.0139,"theta":-0.0919,"rho":-0.0006,"theo":0.0926,"change":0.0,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:55:08","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C05930000","bid":919.9,"bid_size":2.0,"ask":934.2,"ask_size":20.0,"iv":1.1345,"open_interest":1.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.014,"theta":0.0,"rho":0.4863,"theo":925.6263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1037.14,"last_trade_time":"2026-01-16T15:30:17","percent_change":0.0,"prev_day_close":944.700012207031},{"option":"SPX260220P05930000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":221.0,"iv":0.8108,"open_interest":384.0,"volume":37.0,"delta":-0.0011,"gamma":0.0,"vega":0.014,"theta":-0.0924,"rho":-0.0006,"theo":0.093,"change":0.0,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:55:50","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C05940000","bid":906.4,"bid_size":23.0,"ask":923.4,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0143,"theta":0.0,"rho":0.4871,"theo":915.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":936.5},{"option":"SPX260220P05940000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":220.0,"iv":0.802,"open_interest":583.0,"volume":205.0,"delta":-0.0011,"gamma":0.0,"vega":0.0143,"theta":-0.0933,"rho":-0.0006,"theo":0.0939,"change":-0.025,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:53:57","percent_change":-11.1111,"prev_day_close":0.100000003352761},{"option":"SPX260220C05950000","bid":898.5,"bid_size":10.0,"ask":913.0,"ask_size":10.0,"iv":0.7086,"open_interest":3359.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0145,"theta":0.0,"rho":0.4879,"theo":905.6351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1029.38,"last_trade_time":"2026-01-12T09:44:50","percent_change":0.0,"prev_day_close":925.850006103516},{"option":"SPX260220P05950000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":217.0,"iv":0.7932,"open_interest":5180.0,"volume":30.0,"delta":-0.0011,"gamma":0.0,"vega":0.0145,"theta":-0.0942,"rho":-0.0006,"theo":0.0949,"change":-0.075,"open":0.2,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:48:53","percent_change":-33.3333,"prev_day_close":0.100000003352761},{"option":"SPX260220C05960000","bid":886.4,"bid_size":20.0,"ask":903.4,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0148,"theta":0.0,"rho":0.4888,"theo":895.6396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":916.300018310547},{"option":"SPX260220P05960000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":217.0,"iv":0.7845,"open_interest":612.0,"volume":19.0,"delta":-0.0012,"gamma":0.0,"vega":0.0148,"theta":-0.0952,"rho":-0.0006,"theo":0.0959,"change":-0.025,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:58:14","percent_change":-11.1111,"prev_day_close":0.100000003352761},{"option":"SPX260220C05970000","bid":880.4,"bid_size":2.0,"ask":894.2,"ask_size":20.0,"iv":1.1091,"open_interest":5.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.015,"theta":0.0,"rho":0.4896,"theo":885.6441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":858.62,"last_trade_time":"2025-11-14T10:00:19","percent_change":0.0,"prev_day_close":908.050018310547},{"option":"SPX260220P05970000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":215.0,"iv":0.7762,"open_interest":385.0,"volume":16.0,"delta":-0.0012,"gamma":0.0,"vega":0.015,"theta":-0.096,"rho":-0.0006,"theo":0.0967,"change":-0.075,"open":0.2,"high":0.25,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T11:54:41","percent_change":-33.3333,"prev_day_close":0.100000003352761},{"option":"SPX260220C05975000","bid":871.4,"bid_size":20.0,"ask":888.4,"ask_size":20.0,"iv":0.0,"open_interest":615.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0152,"theta":0.0,"rho":0.49,"theo":880.6464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":854.12,"last_trade_time":"2025-11-14T10:00:19","percent_change":0.0,"prev_day_close":903.050018310547},{"option":"SPX260220P05975000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":215.0,"iv":0.7718,"open_interest":4589.0,"volume":54.0,"delta":-0.0012,"gamma":0.0,"vega":0.0152,"theta":-0.0965,"rho":-0.0006,"theo":0.0973,"change":0.0,"open":0.2,"high":0.25,"low":0.2,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T09:50:45","percent_change":-2.98023e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C05980000","bid":866.2,"bid_size":20.0,"ask":884.2,"ask_size":20.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0153,"theta":0.0,"rho":0.4904,"theo":875.6487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":986.32,"last_trade_time":"2026-01-26T16:03:55","percent_change":0.0,"prev_day_close":896.600006103516},{"option":"SPX260220P05980000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":213.0,"iv":0.7675,"open_interest":867.0,"volume":356.0,"delta":-0.0012,"gamma":0.0,"vega":0.0153,"theta":-0.0971,"rho":-0.0006,"theo":0.0978,"change":-0.13,"open":0.2,"high":0.25,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:31:25","percent_change":-52.0,"prev_day_close":0.100000003352761},{"option":"SPX260220C05990000","bid":860.2,"bid_size":2.0,"ask":874.2,"ask_size":20.0,"iv":1.0765,"open_interest":2.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0156,"theta":0.0,"rho":0.4912,"theo":865.6533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":706.87,"last_trade_time":"2025-09-08T15:54:22","percent_change":0.0,"prev_day_close":888.25},{"option":"SPX260220P05990000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":213.0,"iv":0.7588,"open_interest":1014.0,"volume":63.0,"delta":-0.0012,"gamma":0.0,"vega":0.0156,"theta":-0.0981,"rho":-0.0007,"theo":0.0989,"change":0.0,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T09:52:00","percent_change":-2.98023e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220C06000000","bid":848.5,"bid_size":10.0,"ask":863.0,"ask_size":10.0,"iv":0.7402,"open_interest":82638.0,"volume":5310.0,"delta":0.9987,"gamma":0.0,"vega":0.0159,"theta":0.0,"rho":0.492,"theo":855.6579,"change":49.78,"open":887.61,"high":906.98,"low":887.61,"tick":"no_change","last_trade_price":899.93,"last_trade_time":"2026-02-18T12:50:27","percent_change":5.85543,"prev_day_close":875.950012207031},{"option":"SPX260220P06000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":211.0,"iv":0.7501,"open_interest":93267.0,"volume":5484.0,"delta":-0.0012,"gamma":0.0,"vega":0.0159,"theta":-0.0993,"rho":-0.0007,"theo":0.1,"change":-0.1,"open":0.2,"high":0.25,"low":0.1,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:35:15","percent_change":-40.0,"prev_day_close":0.125000001862645},{"option":"SPX260220C06010000","bid":836.2,"bid_size":20.0,"ask":854.2,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0162,"theta":0.0,"rho":0.4928,"theo":845.6625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":964.77,"last_trade_time":"2026-01-16T15:08:00","percent_change":0.0,"prev_day_close":867.950012207031},{"option":"SPX260220P06010000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":210.0,"iv":0.7414,"open_interest":399.0,"volume":60.0,"delta":-0.0013,"gamma":0.0,"vega":0.0162,"theta":-0.1004,"rho":-0.0007,"theo":0.1012,"change":0.0,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T09:55:41","percent_change":-2.98023e-6,"prev_day_close":0.125000001862645},{"option":"SPX260220C06020000","bid":826.2,"bid_size":20.0,"ask":844.2,"ask_size":20.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0165,"theta":0.0,"rho":0.4936,"theo":835.6673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":846.98,"last_trade_time":"2026-02-13T13:03:09","percent_change":0.0,"prev_day_close":856.799987792969},{"option":"SPX260220P06020000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":238.0,"iv":0.7566,"open_interest":780.0,"volume":217.0,"delta":-0.0013,"gamma":0.0,"vega":0.0165,"theta":-0.1016,"rho":-0.0007,"theo":0.1024,"change":-0.145,"open":0.25,"high":0.25,"low":0.13,"tick":"no_change","last_trade_price":0.13,"last_trade_time":"2026-02-18T10:31:25","percent_change":-52.7273,"prev_day_close":0.125000001862645},{"option":"SPX260220C06025000","bid":821.4,"bid_size":20.0,"ask":838.5,"ask_size":20.0,"iv":0.0,"open_interest":864.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0167,"theta":0.0,"rho":0.494,"theo":830.6696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":975.74,"last_trade_time":"2026-01-27T14:29:25","percent_change":0.0,"prev_day_close":850.899993896484},{"option":"SPX260220P06025000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":237.0,"iv":0.7521,"open_interest":1368.0,"volume":32.0,"delta":-0.0013,"gamma":0.0,"vega":0.0167,"theta":-0.1022,"rho":-0.0007,"theo":0.103,"change":-0.225,"open":0.25,"high":0.25,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:07:02","percent_change":-81.8182,"prev_day_close":0.125000001862645},{"option":"SPX260220C06030000","bid":819.8,"bid_size":20.0,"ask":834.2,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0169,"theta":0.0,"rho":0.4944,"theo":825.672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":939.55,"last_trade_time":"2026-01-16T15:45:43","percent_change":0.0,"prev_day_close":846.549987792969},{"option":"SPX260220P06030000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":237.0,"iv":0.7477,"open_interest":917.0,"volume":59.0,"delta":-0.0013,"gamma":0.0,"vega":0.0168,"theta":-0.1029,"rho":-0.0007,"theo":0.1036,"change":-0.125,"open":0.25,"high":0.25,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:47:08","percent_change":-45.4545,"prev_day_close":0.125000001862645},{"option":"SPX260220C06040000","bid":810.2,"bid_size":2.0,"ask":824.2,"ask_size":20.0,"iv":1.0168,"open_interest":1.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0172,"theta":0.0,"rho":0.4952,"theo":815.6768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":960.94,"last_trade_time":"2026-01-27T14:29:25","percent_change":0.0,"prev_day_close":836.549987792969},{"option":"SPX260220P06040000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":234.0,"iv":0.7387,"open_interest":380.0,"volume":60.0,"delta":-0.0014,"gamma":0.0,"vega":0.0172,"theta":-0.1042,"rho":-0.0007,"theo":0.1049,"change":-0.025,"open":0.25,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T09:57:58","percent_change":-9.09091,"prev_day_close":0.125000001862645},{"option":"SPX260220C06050000","bid":798.5,"bid_size":10.0,"ask":813.0,"ask_size":10.0,"iv":0.6708,"open_interest":1749.0,"volume":7.0,"delta":0.9986,"gamma":0.0,"vega":0.0176,"theta":0.0,"rho":0.496,"theo":805.6817,"change":2.64,"open":803.75,"high":803.75,"low":802.99,"tick":"down","last_trade_price":802.99,"last_trade_time":"2026-02-18T09:35:22","percent_change":0.329855,"prev_day_close":825.899993896484},{"option":"SPX260220P06050000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":232.0,"iv":0.7298,"open_interest":4011.0,"volume":63.0,"delta":-0.0014,"gamma":0.0,"vega":0.0175,"theta":-0.1055,"rho":-0.0008,"theo":0.1063,"change":0.0,"open":0.3,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:50:44","percent_change":9.93411e-7,"prev_day_close":0.150000002235174},{"option":"SPX260220C06060000","bid":786.4,"bid_size":20.0,"ask":804.2,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.018,"theta":0.0,"rho":0.4968,"theo":795.6866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":816.649993896484},{"option":"SPX260220P06060000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":230.0,"iv":0.7209,"open_interest":601.0,"volume":63.0,"delta":-0.0014,"gamma":0.0,"vega":0.0179,"theta":-0.1069,"rho":-0.0008,"theo":0.1077,"change":0.0,"open":0.3,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:49:43","percent_change":9.93411e-7,"prev_day_close":0.150000002235174},{"option":"SPX260220C06070000","bid":776.4,"bid_size":20.0,"ask":794.2,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0183,"theta":0.0,"rho":0.4976,"theo":785.6915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":912.52,"last_trade_time":"2026-01-16T11:50:35","percent_change":0.0,"prev_day_close":808.149993896484},{"option":"SPX260220P06070000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":228.0,"iv":0.712,"open_interest":622.0,"volume":43.0,"delta":-0.0014,"gamma":0.0,"vega":0.0183,"theta":-0.1084,"rho":-0.0008,"theo":0.1092,"change":-0.2,"open":0.3,"high":0.3,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:58:24","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPX260220C06075000","bid":773.5,"bid_size":10.0,"ask":788.0,"ask_size":10.0,"iv":0.631,"open_interest":946.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0185,"theta":0.0,"rho":0.498,"theo":780.694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":880.8,"last_trade_time":"2025-11-10T15:39:27","percent_change":0.0,"prev_day_close":800.949981689453},{"option":"SPX260220P06075000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":232.0,"iv":0.7076,"open_interest":3459.0,"volume":27.0,"delta":-0.0015,"gamma":0.0,"vega":0.0185,"theta":-0.1091,"rho":-0.0008,"theo":0.1099,"change":0.0,"open":0.3,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:48:25","percent_change":9.93411e-7,"prev_day_close":0.150000002235174},{"option":"SPX260220C06080000","bid":766.4,"bid_size":20.0,"ask":783.5,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0187,"theta":0.0,"rho":0.4984,"theo":775.6966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":660.6,"last_trade_time":"2025-09-05T09:41:45","percent_change":0.0,"prev_day_close":798.0},{"option":"SPX260220P06080000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":226.0,"iv":0.7032,"open_interest":1055.0,"volume":245.0,"delta":-0.0015,"gamma":0.0,"vega":0.0187,"theta":-0.1099,"rho":-0.0008,"theo":0.1107,"change":-0.05,"open":0.3,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:40:29","percent_change":-16.6667,"prev_day_close":0.150000002235174},{"option":"SPX260220C06090000","bid":756.5,"bid_size":23.0,"ask":773.5,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0192,"theta":0.0,"rho":0.4992,"theo":765.7017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":890.59,"last_trade_time":"2026-01-16T11:38:30","percent_change":0.0,"prev_day_close":786.700012207031},{"option":"SPX260220P06090000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":224.0,"iv":0.6943,"open_interest":684.0,"volume":193.0,"delta":-0.0015,"gamma":0.0,"vega":0.0191,"theta":-0.1115,"rho":-0.0008,"theo":0.1123,"change":-0.125,"open":0.3,"high":0.3,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:53:55","percent_change":-38.4615,"prev_day_close":0.150000002235174},{"option":"SPX260220C06100000","bid":748.6,"bid_size":10.0,"ask":763.0,"ask_size":10.0,"iv":0.581,"open_interest":4839.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0196,"theta":0.0,"rho":0.5,"theo":755.7068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":820.6,"last_trade_time":"2026-01-23T09:36:07","percent_change":0.0,"prev_day_close":775.949981689453},{"option":"SPX260220P06100000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":222.0,"iv":0.6854,"open_interest":12516.0,"volume":161.0,"delta":-0.0016,"gamma":0.0,"vega":0.0196,"theta":-0.1131,"rho":-0.0008,"theo":0.114,"change":-0.125,"open":0.25,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:48:53","percent_change":-38.4615,"prev_day_close":0.150000002235174},{"option":"SPX260220C06110000","bid":740.0,"bid_size":2.0,"ask":754.2,"ask_size":20.0,"iv":0.9256,"open_interest":712.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0201,"theta":0.0,"rho":0.5008,"theo":745.7121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":866.59,"last_trade_time":"2026-01-16T15:08:14","percent_change":0.0,"prev_day_close":766.950012207031},{"option":"SPX260220P06110000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":220.0,"iv":0.6766,"open_interest":3004.0,"volume":683.0,"delta":-0.0016,"gamma":0.0,"vega":0.02,"theta":-0.1148,"rho":-0.0009,"theo":0.1157,"change":-0.15,"open":0.25,"high":0.35,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:21:11","percent_change":-42.8571,"prev_day_close":0.150000002235174},{"option":"SPX260220C06120000","bid":730.5,"bid_size":2.0,"ask":744.3,"ask_size":20.0,"iv":0.937,"open_interest":714.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0206,"theta":0.0,"rho":0.5016,"theo":735.7174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":744.24,"last_trade_time":"2026-01-20T13:21:12","percent_change":0.0,"prev_day_close":758.25},{"option":"SPX260220P06120000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":223.0,"iv":0.6677,"open_interest":698.0,"volume":44.0,"delta":-0.0016,"gamma":0.0,"vega":0.0205,"theta":-0.1166,"rho":-0.0009,"theo":0.1175,"change":-0.05,"open":0.25,"high":0.35,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:58:14","percent_change":-14.2857,"prev_day_close":0.150000002235174},{"option":"SPX260220C06125000","bid":723.6,"bid_size":10.0,"ask":738.1,"ask_size":10.0,"iv":0.6403,"open_interest":970.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0208,"theta":0.0,"rho":0.502,"theo":730.72,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":733.78,"last_trade_time":"2026-02-17T14:18:23","percent_change":0.0,"prev_day_close":751.0},{"option":"SPX260220P06125000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":221.0,"iv":0.6633,"open_interest":2188.0,"volume":48.0,"delta":-0.0017,"gamma":0.0,"vega":0.0207,"theta":-0.1175,"rho":-0.0009,"theo":0.1184,"change":-0.15,"open":0.25,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:18:18","percent_change":-42.8571,"prev_day_close":0.150000002235174},{"option":"SPX260220C06130000","bid":716.5,"bid_size":23.0,"ask":733.5,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0211,"theta":0.0,"rho":0.5024,"theo":725.7228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":847.41,"last_trade_time":"2026-01-16T15:08:39","percent_change":0.0,"prev_day_close":746.649993896484},{"option":"SPX260220P06130000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":220.0,"iv":0.6589,"open_interest":769.0,"volume":36.0,"delta":-0.0017,"gamma":0.0,"vega":0.021,"theta":-0.1185,"rho":-0.0009,"theo":0.1194,"change":0.0,"open":0.25,"high":0.35,"low":0.25,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:52:01","percent_change":-2.55448e-6,"prev_day_close":0.150000002235174},{"option":"SPX260220C06135000","bid":711.5,"bid_size":23.0,"ask":728.5,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0213,"theta":0.0,"rho":0.5028,"theo":720.7255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":743.349975585938},{"option":"SPX260220P06135000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":215.0,"iv":0.654,"open_interest":68.0,"volume":9.0,"delta":-0.0017,"gamma":0.0,"vega":0.0213,"theta":-0.1199,"rho":-0.0009,"theo":0.1208,"change":0.0,"open":0.3,"high":0.35,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:52:01","percent_change":-2.55448e-6,"prev_day_close":0.150000002235174},{"option":"SPX260220C06140000","bid":706.5,"bid_size":23.0,"ask":723.5,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0216,"theta":0.0,"rho":0.5032,"theo":715.7282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":750.23,"last_trade_time":"2025-10-07T14:57:11","percent_change":0.0,"prev_day_close":735.25},{"option":"SPX260220P06140000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":219.0,"iv":0.6495,"open_interest":1258.0,"volume":81.0,"delta":-0.0017,"gamma":0.0,"vega":0.0216,"theta":-0.1209,"rho":-0.0009,"theo":0.1218,"change":-0.15,"open":0.25,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:18:18","percent_change":-42.8571,"prev_day_close":0.175000000745058},{"option":"SPX260220C06145000","bid":701.5,"bid_size":20.0,"ask":718.5,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0219,"theta":0.0,"rho":0.5036,"theo":710.731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.100006103516},{"option":"SPX260220P06145000","bid":0.05,"bid_size":106.0,"ask":0.15,"ask_size":217.0,"iv":0.661,"open_interest":277.0,"volume":9.0,"delta":-0.0018,"gamma":0.0,"vega":0.0219,"theta":-0.122,"rho":-0.001,"theo":0.1228,"change":-0.025,"open":0.3,"high":0.35,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:52:01","percent_change":-6.66667,"prev_day_close":0.175000000745058},{"option":"SPX260220C06150000","bid":696.5,"bid_size":20.0,"ask":713.5,"ask_size":20.0,"iv":0.0,"open_interest":858.0,"volume":9.0,"delta":0.9982,"gamma":0.0,"vega":0.0222,"theta":0.0,"rho":0.504,"theo":705.7338,"change":22.11,"open":722.81,"high":722.81,"low":722.81,"tick":"up","last_trade_price":722.81,"last_trade_time":"2026-02-18T09:44:42","percent_change":3.15541,"prev_day_close":726.0},{"option":"SPX260220P06150000","bid":0.05,"bid_size":107.0,"ask":0.15,"ask_size":215.0,"iv":0.6567,"open_interest":9287.0,"volume":266.0,"delta":-0.0018,"gamma":0.0,"vega":0.0222,"theta":-0.123,"rho":-0.001,"theo":0.1239,"change":-0.245,"open":0.25,"high":0.35,"low":0.2,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:57:16","percent_change":-65.3333,"prev_day_close":0.175000000745058},{"option":"SPX260220C06155000","bid":691.5,"bid_size":20.0,"ask":708.5,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0224,"theta":0.0,"rho":0.5044,"theo":700.7366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":723.300018310547},{"option":"SPX260220P06155000","bid":0.05,"bid_size":108.0,"ask":0.15,"ask_size":216.0,"iv":0.6522,"open_interest":88.0,"volume":9.0,"delta":-0.0018,"gamma":0.0,"vega":0.0224,"theta":-0.1241,"rho":-0.001,"theo":0.125,"change":-0.025,"open":0.35,"high":0.35,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:52:15","percent_change":-6.66667,"prev_day_close":0.175000000745058},{"option":"SPX260220C06160000","bid":686.3,"bid_size":20.0,"ask":704.3,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0227,"theta":0.0,"rho":0.5048,"theo":695.7395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":723.42,"last_trade_time":"2025-12-19T10:59:40","percent_change":0.0,"prev_day_close":716.650024414062},{"option":"SPX260220P06160000","bid":0.05,"bid_size":108.0,"ask":0.15,"ask_size":213.0,"iv":0.6477,"open_interest":937.0,"volume":58.0,"delta":-0.0018,"gamma":0.0,"vega":0.0227,"theta":-0.1252,"rho":-0.001,"theo":0.1261,"change":-0.175,"open":0.25,"high":0.4,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:16:45","percent_change":-46.6667,"prev_day_close":0.175000000745058},{"option":"SPX260220C06165000","bid":681.5,"bid_size":20.0,"ask":698.5,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.023,"theta":0.0,"rho":0.5052,"theo":690.7424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.650024414062},{"option":"SPX260220P06165000","bid":0.05,"bid_size":108.0,"ask":0.15,"ask_size":213.0,"iv":0.6432,"open_interest":98.0,"volume":12.0,"delta":-0.0018,"gamma":0.0,"vega":0.023,"theta":-0.1263,"rho":-0.001,"theo":0.1272,"change":-0.05,"open":0.35,"high":0.35,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:57:09","percent_change":-12.5,"prev_day_close":0.175000000745058},{"option":"SPX260220C06170000","bid":676.3,"bid_size":20.0,"ask":694.3,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0233,"theta":0.0,"rho":0.5056,"theo":685.7453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":761.03,"last_trade_time":"2026-02-06T15:40:47","percent_change":0.0,"prev_day_close":706.650024414062},{"option":"SPX260220P06170000","bid":0.05,"bid_size":109.0,"ask":0.15,"ask_size":212.0,"iv":0.6387,"open_interest":724.0,"volume":56.0,"delta":-0.0019,"gamma":0.0,"vega":0.0233,"theta":-0.1274,"rho":-0.001,"theo":0.1284,"change":-0.2,"open":0.25,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:20:49","percent_change":-50.0,"prev_day_close":0.200000002980232},{"option":"SPX260220C06175000","bid":671.5,"bid_size":20.0,"ask":688.6,"ask_size":20.0,"iv":0.0,"open_interest":490.0,"volume":1.0,"delta":0.998,"gamma":0.0,"vega":0.0236,"theta":0.0,"rho":0.506,"theo":680.7482,"change":36.28,"open":711.03,"high":711.03,"low":711.03,"tick":"down","last_trade_price":711.03,"last_trade_time":"2026-02-18T15:51:26","percent_change":5.37681,"prev_day_close":701.650024414062},{"option":"SPX260220P06175000","bid":0.05,"bid_size":109.0,"ask":0.15,"ask_size":211.0,"iv":0.6342,"open_interest":2800.0,"volume":46.0,"delta":-0.0019,"gamma":0.0,"vega":0.0236,"theta":-0.1286,"rho":-0.001,"theo":0.1296,"change":-0.13,"open":0.3,"high":0.35,"low":0.25,"tick":"up","last_trade_price":0.27,"last_trade_time":"2026-02-18T15:29:18","percent_change":-32.5,"prev_day_close":0.200000002980232},{"option":"SPX260220C06180000","bid":670.3,"bid_size":2.0,"ask":684.3,"ask_size":20.0,"iv":0.8583,"open_interest":1.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.024,"theta":0.0,"rho":0.5064,"theo":675.7511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":677.78,"last_trade_time":"2025-12-18T12:53:28","percent_change":0.0,"prev_day_close":698.25},{"option":"SPX260220P06180000","bid":0.05,"bid_size":109.0,"ask":0.15,"ask_size":209.0,"iv":0.6297,"open_interest":983.0,"volume":26.0,"delta":-0.0019,"gamma":0.0,"vega":0.024,"theta":-0.1298,"rho":-0.001,"theo":0.1308,"change":0.0,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:48:26","percent_change":2.23517e-6,"prev_day_close":0.200000002980232},{"option":"SPX260220C06185000","bid":665.4,"bid_size":2.0,"ask":679.3,"ask_size":20.0,"iv":0.8559,"open_interest":2.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0243,"theta":0.0,"rho":0.5068,"theo":670.7541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":795.31,"last_trade_time":"2026-01-16T12:14:13","percent_change":0.0,"prev_day_close":693.25},{"option":"SPX260220P06185000","bid":0.05,"bid_size":127.0,"ask":0.2,"ask_size":236.0,"iv":0.6377,"open_interest":456.0,"volume":26.0,"delta":-0.002,"gamma":0.0,"vega":0.0243,"theta":-0.1311,"rho":-0.0011,"theo":0.132,"change":0.0,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:48:24","percent_change":2.23517e-6,"prev_day_close":0.200000002980232},{"option":"SPX260220C06190000","bid":656.5,"bid_size":20.0,"ask":674.3,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0246,"theta":0.0,"rho":0.5072,"theo":665.7572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.399993896484},{"option":"SPX260220P06190000","bid":0.05,"bid_size":154.0,"ask":0.2,"ask_size":240.0,"iv":0.6331,"open_interest":687.0,"volume":115.0,"delta":-0.002,"gamma":0.0,"vega":0.0246,"theta":-0.1323,"rho":-0.0011,"theo":0.1333,"change":-0.05,"open":0.3,"high":0.4,"low":0.3,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T10:02:49","percent_change":-12.5,"prev_day_close":0.200000002980232},{"option":"SPX260220C06195000","bid":651.6,"bid_size":23.0,"ask":669.3,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.025,"theta":0.0,"rho":0.5076,"theo":660.7602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":622.91,"last_trade_time":"2026-02-05T13:51:52","percent_change":0.0,"prev_day_close":683.399993896484},{"option":"SPX260220P06195000","bid":0.05,"bid_size":220.0,"ask":0.2,"ask_size":237.0,"iv":0.6285,"open_interest":2358.0,"volume":35.0,"delta":-0.002,"gamma":0.0,"vega":0.025,"theta":-0.1336,"rho":-0.0011,"theo":0.1346,"change":-0.025,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:49:43","percent_change":-5.88235,"prev_day_close":0.200000002980232},{"option":"SPX260220C06200000","bid":648.6,"bid_size":10.0,"ask":663.1,"ask_size":10.0,"iv":0.595,"open_interest":1527.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0253,"theta":0.0,"rho":0.508,"theo":655.7633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":625.95,"last_trade_time":"2026-02-13T15:45:40","percent_change":0.0,"prev_day_close":676.050018310547},{"option":"SPX260220P06200000","bid":0.05,"bid_size":219.0,"ask":0.2,"ask_size":236.0,"iv":0.6239,"open_interest":16264.0,"volume":40.0,"delta":-0.002,"gamma":0.0,"vega":0.0253,"theta":-0.135,"rho":-0.0011,"theo":0.136,"change":-0.125,"open":0.3,"high":0.4,"low":0.25,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:10:24","percent_change":-29.4118,"prev_day_close":0.200000002980232},{"option":"SPX260220C06205000","bid":641.6,"bid_size":23.0,"ask":659.3,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0257,"theta":0.0,"rho":0.5084,"theo":650.7664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":690.32,"last_trade_time":"2025-12-19T11:54:22","percent_change":0.0,"prev_day_close":673.150024414062},{"option":"SPX260220P06205000","bid":0.05,"bid_size":220.0,"ask":0.2,"ask_size":234.0,"iv":0.6194,"open_interest":154.0,"volume":23.0,"delta":-0.0021,"gamma":0.0,"vega":0.0257,"theta":-0.1363,"rho":-0.0011,"theo":0.1373,"change":-0.025,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:52:03","percent_change":-5.88235,"prev_day_close":0.200000002980232},{"option":"SPX260220C06210000","bid":640.4,"bid_size":2.0,"ask":654.3,"ask_size":20.0,"iv":0.8262,"open_interest":3.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.026,"theta":0.0,"rho":0.5088,"theo":645.7696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":685.26,"last_trade_time":"2025-12-19T11:53:47","percent_change":0.0,"prev_day_close":667.0},{"option":"SPX260220P06210000","bid":0.05,"bid_size":221.0,"ask":0.2,"ask_size":232.0,"iv":0.6148,"open_interest":528.0,"volume":37.0,"delta":-0.0021,"gamma":0.0,"vega":0.026,"theta":-0.1377,"rho":-0.0012,"theo":0.1388,"change":-0.025,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:48:52","percent_change":-5.88235,"prev_day_close":0.200000002980232},{"option":"SPX260220C06215000","bid":631.6,"bid_size":23.0,"ask":648.6,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0264,"theta":0.0,"rho":0.5092,"theo":640.7727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.149993896484},{"option":"SPX260220P06215000","bid":0.05,"bid_size":224.0,"ask":0.2,"ask_size":229.0,"iv":0.6102,"open_interest":190.0,"volume":48.0,"delta":-0.0021,"gamma":0.0,"vega":0.0264,"theta":-0.1392,"rho":-0.0012,"theo":0.1402,"change":-0.125,"open":0.3,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T11:42:51","percent_change":-29.4118,"prev_day_close":0.200000002980232},{"option":"SPX260220C06220000","bid":630.4,"bid_size":2.0,"ask":644.3,"ask_size":20.0,"iv":0.8143,"open_interest":2.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0268,"theta":0.0,"rho":0.5095,"theo":635.776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":605.11,"last_trade_time":"2025-09-25T15:11:32","percent_change":0.0,"prev_day_close":656.700012207031},{"option":"SPX260220P06220000","bid":0.05,"bid_size":227.0,"ask":0.2,"ask_size":230.0,"iv":0.6056,"open_interest":706.0,"volume":115.0,"delta":-0.0022,"gamma":0.0,"vega":0.0268,"theta":-0.1406,"rho":-0.0012,"theo":0.1417,"change":-0.275,"open":0.3,"high":0.4,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:48:33","percent_change":-64.7059,"prev_day_close":0.200000002980232},{"option":"SPX260220C06225000","bid":621.6,"bid_size":23.0,"ask":638.6,"ask_size":20.0,"iv":0.0,"open_interest":580.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0272,"theta":0.0,"rho":0.5099,"theo":630.7792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":747.97,"last_trade_time":"2026-02-10T13:11:06","percent_change":0.0,"prev_day_close":652.0},{"option":"SPX260220P06225000","bid":0.05,"bid_size":228.0,"ask":0.2,"ask_size":226.0,"iv":0.6011,"open_interest":2492.0,"volume":65.0,"delta":-0.0022,"gamma":0.0,"vega":0.0272,"theta":-0.1421,"rho":-0.0012,"theo":0.1432,"change":-0.125,"open":0.3,"high":0.4,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:57:27","percent_change":-29.4118,"prev_day_close":0.200000002980232},{"option":"SPX260220C06230000","bid":620.0,"bid_size":20.0,"ask":634.3,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0276,"theta":0.0,"rho":0.5103,"theo":625.7825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":742.84,"last_trade_time":"2026-01-30T10:18:42","percent_change":0.0,"prev_day_close":648.299987792969},{"option":"SPX260220P06230000","bid":0.05,"bid_size":232.0,"ask":0.2,"ask_size":225.0,"iv":0.5965,"open_interest":678.0,"volume":52.0,"delta":-0.0022,"gamma":0.0,"vega":0.0276,"theta":-0.1437,"rho":-0.0012,"theo":0.1448,"change":-0.1,"open":0.3,"high":0.4,"low":0.3,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T10:05:32","percent_change":-22.2222,"prev_day_close":0.225000008940697},{"option":"SPX260220C06235000","bid":615.1,"bid_size":2.0,"ask":629.3,"ask_size":20.0,"iv":0.7862,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.028,"theta":0.0,"rho":0.5107,"theo":620.7859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":643.350006103516},{"option":"SPX260220P06235000","bid":0.05,"bid_size":230.0,"ask":0.2,"ask_size":222.0,"iv":0.592,"open_interest":273.0,"volume":26.0,"delta":-0.0023,"gamma":0.0,"vega":0.028,"theta":-0.1453,"rho":-0.0012,"theo":0.1464,"change":0.0,"open":0.3,"high":0.45,"low":0.3,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:51:36","percent_change":-6.62274e-7,"prev_day_close":0.225000008940697},{"option":"SPX260220C06240000","bid":609.9,"bid_size":20.0,"ask":624.3,"ask_size":20.0,"iv":0.0,"open_interest":15.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0284,"theta":0.0,"rho":0.5111,"theo":615.7893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":761.34,"last_trade_time":"2026-01-27T15:38:28","percent_change":0.0,"prev_day_close":636.850006103516},{"option":"SPX260220P06240000","bid":0.05,"bid_size":232.0,"ask":0.2,"ask_size":221.0,"iv":0.5874,"open_interest":1090.0,"volume":35.0,"delta":-0.0023,"gamma":0.0,"vega":0.0284,"theta":-0.1469,"rho":-0.0013,"theo":0.148,"change":-0.3,"open":0.3,"high":0.45,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:58:08","percent_change":-66.6667,"prev_day_close":0.225000008940697},{"option":"SPX260220C06245000","bid":605.1,"bid_size":2.0,"ask":619.3,"ask_size":20.0,"iv":0.7745,"open_interest":3.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0288,"theta":0.0,"rho":0.5115,"theo":610.7927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":652.41,"last_trade_time":"2025-12-19T11:28:59","percent_change":0.0,"prev_day_close":633.399993896484},{"option":"SPX260220P06245000","bid":0.05,"bid_size":236.0,"ask":0.2,"ask_size":218.0,"iv":0.5828,"open_interest":283.0,"volume":28.0,"delta":-0.0024,"gamma":0.0,"vega":0.0288,"theta":-0.1486,"rho":-0.0013,"theo":0.1497,"change":-0.05,"open":0.3,"high":0.45,"low":0.3,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:57:10","percent_change":-11.1111,"prev_day_close":0.225000008940697},{"option":"SPX260220C06250000","bid":598.7,"bid_size":10.0,"ask":613.2,"ask_size":10.0,"iv":0.5691,"open_interest":2279.0,"volume":1.0,"delta":0.9976,"gamma":0.0,"vega":0.0293,"theta":0.0,"rho":0.5119,"theo":605.7962,"change":26.53,"open":627.33,"high":627.33,"low":627.33,"tick":"down","last_trade_price":627.33,"last_trade_time":"2026-02-18T14:35:33","percent_change":4.41578,"prev_day_close":626.100006103516},{"option":"SPX260220P06250000","bid":0.05,"bid_size":238.0,"ask":0.2,"ask_size":216.0,"iv":0.5782,"open_interest":6575.0,"volume":137.0,"delta":-0.0024,"gamma":0.0,"vega":0.0293,"theta":-0.1503,"rho":-0.0013,"theo":0.1514,"change":-0.1,"open":0.3,"high":0.45,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:01:39","percent_change":-22.2222,"prev_day_close":0.250000007450581},{"option":"SPX260220C06255000","bid":595.1,"bid_size":2.0,"ask":609.4,"ask_size":20.0,"iv":0.7662,"open_interest":4.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0298,"theta":0.0,"rho":0.5123,"theo":600.7997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":754.92,"last_trade_time":"2026-01-12T16:08:22","percent_change":0.0,"prev_day_close":621.799987792969},{"option":"SPX260220P06255000","bid":0.1,"bid_size":102.0,"ask":0.2,"ask_size":216.0,"iv":0.5835,"open_interest":337.0,"volume":23.0,"delta":-0.0024,"gamma":0.0,"vega":0.0298,"theta":-0.152,"rho":-0.0013,"theo":0.1532,"change":0.0,"open":0.3,"high":0.45,"low":0.3,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:51:49","percent_change":-6.62274e-7,"prev_day_close":0.250000007450581},{"option":"SPX260220C06260000","bid":586.6,"bid_size":23.0,"ask":603.6,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0302,"theta":0.0,"rho":0.5127,"theo":595.8032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":729.0,"last_trade_time":"2026-01-15T14:45:15","percent_change":0.0,"prev_day_close":615.0},{"option":"SPX260220P06260000","bid":0.05,"bid_size":239.0,"ask":0.2,"ask_size":213.0,"iv":0.5691,"open_interest":396.0,"volume":23.0,"delta":-0.0025,"gamma":0.0,"vega":0.0302,"theta":-0.1538,"rho":-0.0014,"theo":0.155,"change":-0.025,"open":0.35,"high":0.45,"low":0.35,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:51:43","percent_change":-5.26316,"prev_day_close":0.250000007450581},{"option":"SPX260220C06265000","bid":585.1,"bid_size":2.0,"ask":599.4,"ask_size":20.0,"iv":0.7544,"open_interest":1.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0307,"theta":0.0,"rho":0.513,"theo":590.8069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":652.25,"last_trade_time":"2025-12-31T14:34:37","percent_change":0.0,"prev_day_close":613.5},{"option":"SPX260220P06265000","bid":0.05,"bid_size":242.0,"ask":0.2,"ask_size":207.0,"iv":0.5646,"open_interest":407.0,"volume":22.0,"delta":-0.0025,"gamma":0.0,"vega":0.0307,"theta":-0.1557,"rho":-0.0014,"theo":0.1569,"change":0.0,"open":0.35,"high":0.45,"low":0.35,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:48:48","percent_change":-6.62274e-7,"prev_day_close":0.250000007450581},{"option":"SPX260220C06270000","bid":576.7,"bid_size":23.0,"ask":593.6,"ask_size":20.0,"iv":0.0,"open_interest":32.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0312,"theta":0.0,"rho":0.5134,"theo":585.8105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":723.5,"last_trade_time":"2026-01-15T14:41:44","percent_change":0.0,"prev_day_close":607.300018310547},{"option":"SPX260220P06270000","bid":0.1,"bid_size":155.0,"ask":0.2,"ask_size":209.0,"iv":0.5696,"open_interest":573.0,"volume":27.0,"delta":-0.0026,"gamma":0.0,"vega":0.0312,"theta":-0.1576,"rho":-0.0014,"theo":0.1588,"change":-0.275,"open":0.35,"high":0.45,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:56:39","percent_change":-57.8947,"prev_day_close":0.250000007450581},{"option":"SPX260220C06275000","bid":571.7,"bid_size":23.0,"ask":588.6,"ask_size":20.0,"iv":0.0,"open_interest":516.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.0317,"theta":0.0,"rho":0.5138,"theo":580.8142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":656.44,"last_trade_time":"2025-12-01T11:23:54","percent_change":0.0,"prev_day_close":603.5},{"option":"SPX260220P06275000","bid":0.1,"bid_size":157.0,"ask":0.2,"ask_size":207.0,"iv":0.565,"open_interest":4308.0,"volume":376.0,"delta":-0.0026,"gamma":0.0,"vega":0.0317,"theta":-0.1596,"rho":-0.0014,"theo":0.1608,"change":-0.125,"open":0.35,"high":0.45,"low":0.3,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:09:01","percent_change":-26.3158,"prev_day_close":0.225000001490116},{"option":"SPX260220C06280000","bid":570.4,"bid_size":2.0,"ask":584.4,"ask_size":20.0,"iv":0.7463,"open_interest":14.0,"volume":6.0,"delta":0.9973,"gamma":0.0,"vega":0.0322,"theta":0.0,"rho":0.5142,"theo":575.818,"change":53.77,"open":625.22,"high":625.22,"low":625.22,"tick":"down","last_trade_price":625.22,"last_trade_time":"2026-02-18T12:05:51","percent_change":9.4094,"prev_day_close":595.399993896484},{"option":"SPX260220P06280000","bid":0.1,"bid_size":158.0,"ask":0.2,"ask_size":207.0,"iv":0.5603,"open_interest":886.0,"volume":35.0,"delta":-0.0027,"gamma":0.0,"vega":0.0322,"theta":-0.1616,"rho":-0.0014,"theo":0.1628,"change":-0.05,"open":0.35,"high":0.45,"low":0.35,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:48:23","percent_change":-10.0,"prev_day_close":0.250000007450581},{"option":"SPX260220C06285000","bid":565.5,"bid_size":2.0,"ask":579.4,"ask_size":20.0,"iv":0.7435,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0328,"theta":0.0,"rho":0.5146,"theo":570.8218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.100006103516},{"option":"SPX260220P06285000","bid":0.1,"bid_size":213.0,"ask":0.25,"ask_size":235.0,"iv":0.564,"open_interest":701.0,"volume":26.0,"delta":-0.0027,"gamma":0.0,"vega":0.0328,"theta":-0.1636,"rho":-0.0015,"theo":0.1649,"change":-0.05,"open":0.35,"high":0.5,"low":0.35,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:48:22","percent_change":-10.0,"prev_day_close":0.250000007450581},{"option":"SPX260220C06290000","bid":560.4,"bid_size":2.0,"ask":574.4,"ask_size":20.0,"iv":0.7345,"open_interest":35.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0334,"theta":0.0,"rho":0.515,"theo":565.8257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":582.93,"last_trade_time":"2025-10-17T12:06:32","percent_change":0.0,"prev_day_close":585.700012207031},{"option":"SPX260220P06290000","bid":0.1,"bid_size":220.0,"ask":0.25,"ask_size":234.0,"iv":0.5593,"open_interest":2703.0,"volume":26.0,"delta":-0.0028,"gamma":0.0,"vega":0.0333,"theta":-0.1658,"rho":-0.0015,"theo":0.167,"change":-0.29,"open":0.4,"high":0.5,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:47:15","percent_change":-58.0,"prev_day_close":0.274999998509884},{"option":"SPX260220C06295000","bid":551.4,"bid_size":20.0,"ask":569.4,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.0339,"theta":0.0,"rho":0.5154,"theo":560.8296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":682.13,"last_trade_time":"2026-01-16T15:43:43","percent_change":0.0,"prev_day_close":580.649993896484},{"option":"SPX260220P06295000","bid":0.1,"bid_size":216.0,"ask":0.25,"ask_size":231.0,"iv":0.5546,"open_interest":3174.0,"volume":28.0,"delta":-0.0028,"gamma":0.0,"vega":0.0339,"theta":-0.1679,"rho":-0.0015,"theo":0.1692,"change":-0.1,"open":0.4,"high":0.45,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:59:30","percent_change":-20.0,"prev_day_close":0.274999998509884},{"option":"SPX260220C06300000","bid":548.8,"bid_size":10.0,"ask":563.2,"ask_size":10.0,"iv":0.5373,"open_interest":5043.0,"volume":6.0,"delta":0.9971,"gamma":0.0,"vega":0.0345,"theta":0.0,"rho":0.5157,"theo":555.8336,"change":53.94,"open":604.84,"high":604.84,"low":604.84,"tick":"up","last_trade_price":604.84,"last_trade_time":"2026-02-18T12:05:51","percent_change":9.79125,"prev_day_close":576.149993896484},{"option":"SPX260220P06300000","bid":0.1,"bid_size":220.0,"ask":0.25,"ask_size":226.0,"iv":0.55,"open_interest":20057.0,"volume":994.0,"delta":-0.0029,"gamma":0.0,"vega":0.0345,"theta":-0.1702,"rho":-0.0016,"theo":0.1715,"change":-0.31,"open":0.4,"high":0.47,"low":0.32,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:48:53","percent_change":-62.0,"prev_day_close":0.274999998509884},{"option":"SPX260220C06305000","bid":541.7,"bid_size":23.0,"ask":559.4,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0351,"theta":0.0,"rho":0.5161,"theo":550.8377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":596.95,"last_trade_time":"2025-12-19T11:22:47","percent_change":0.0,"prev_day_close":570.700012207031},{"option":"SPX260220P06305000","bid":0.1,"bid_size":222.0,"ask":0.25,"ask_size":227.0,"iv":0.5453,"open_interest":248.0,"volume":26.0,"delta":-0.0029,"gamma":0.0,"vega":0.0351,"theta":-0.1725,"rho":-0.0016,"theo":0.1738,"change":-0.05,"open":0.4,"high":0.5,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:47:16","percent_change":-10.0,"prev_day_close":0.274999998509884},{"option":"SPX260220C06310000","bid":536.7,"bid_size":23.0,"ask":553.7,"ask_size":20.0,"iv":0.0,"open_interest":80.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0358,"theta":0.0,"rho":0.5165,"theo":545.8418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":670.16,"last_trade_time":"2026-01-26T15:02:36","percent_change":0.0,"prev_day_close":566.199981689453},{"option":"SPX260220P06310000","bid":0.1,"bid_size":224.0,"ask":0.25,"ask_size":225.0,"iv":0.5406,"open_interest":636.0,"volume":27.0,"delta":-0.003,"gamma":0.0,"vega":0.0357,"theta":-0.1749,"rho":-0.0016,"theo":0.1762,"change":-0.16,"open":0.4,"high":0.5,"low":0.34,"tick":"down","last_trade_price":0.34,"last_trade_time":"2026-02-18T11:08:01","percent_change":-32.0,"prev_day_close":0.299999997019768},{"option":"SPX260220C06315000","bid":535.2,"bid_size":2.0,"ask":549.4,"ask_size":20.0,"iv":0.6987,"open_interest":2.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.0364,"theta":0.0,"rho":0.5169,"theo":540.8461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":665.2,"last_trade_time":"2026-01-26T15:02:41","percent_change":0.0,"prev_day_close":561.199981689453},{"option":"SPX260220P06315000","bid":0.1,"bid_size":224.0,"ask":0.25,"ask_size":221.0,"iv":0.5359,"open_interest":428.0,"volume":42.0,"delta":-0.003,"gamma":0.0,"vega":0.0364,"theta":-0.1773,"rho":-0.0016,"theo":0.1786,"change":-0.175,"open":0.4,"high":0.5,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T14:20:44","percent_change":-33.3333,"prev_day_close":0.299999997019768},{"option":"SPX260220C06320000","bid":526.7,"bid_size":23.0,"ask":543.7,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0371,"theta":0.0,"rho":0.5172,"theo":535.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":524.45,"last_trade_time":"2026-02-05T14:27:05","percent_change":0.0,"prev_day_close":556.199981689453},{"option":"SPX260220P06320000","bid":0.1,"bid_size":224.0,"ask":0.25,"ask_size":220.0,"iv":0.5312,"open_interest":589.0,"volume":29.0,"delta":-0.0031,"gamma":0.0,"vega":0.0371,"theta":-0.1798,"rho":-0.0017,"theo":0.1812,"change":-0.075,"open":0.4,"high":0.5,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:57:09","percent_change":-14.2857,"prev_day_close":0.299999997019768},{"option":"SPX260220C06325000","bid":521.7,"bid_size":23.0,"ask":538.7,"ask_size":20.0,"iv":0.0,"open_interest":194.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0378,"theta":0.0,"rho":0.5176,"theo":530.8547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":631.48,"last_trade_time":"2026-01-29T12:29:14","percent_change":0.0,"prev_day_close":551.200012207031},{"option":"SPX260220P06325000","bid":0.1,"bid_size":233.0,"ask":0.25,"ask_size":216.0,"iv":0.5266,"open_interest":1633.0,"volume":37.0,"delta":-0.0032,"gamma":0.0,"vega":0.0378,"theta":-0.1824,"rho":-0.0017,"theo":0.1838,"change":-0.325,"open":0.4,"high":0.5,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:02:41","percent_change":-61.9048,"prev_day_close":0.299999997019768},{"option":"SPX260220C06330000","bid":520.5,"bid_size":2.0,"ask":534.4,"ask_size":20.0,"iv":0.6899,"open_interest":5.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.0385,"theta":-0.0032,"rho":0.518,"theo":525.8591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":638.74,"last_trade_time":"2026-01-29T15:48:21","percent_change":0.0,"prev_day_close":546.200012207031},{"option":"SPX260220P06330000","bid":0.1,"bid_size":230.0,"ask":0.25,"ask_size":215.0,"iv":0.5219,"open_interest":798.0,"volume":29.0,"delta":-0.0032,"gamma":0.0,"vega":0.0385,"theta":-0.1851,"rho":-0.0018,"theo":0.1865,"change":-0.1,"open":0.45,"high":0.5,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:57:08","percent_change":-18.1818,"prev_day_close":0.299999997019768},{"option":"SPX260220C06335000","bid":515.2,"bid_size":2.0,"ask":529.4,"ask_size":20.0,"iv":0.6751,"open_interest":0.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.0392,"theta":-0.0077,"rho":0.5184,"theo":520.8636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.200012207031},{"option":"SPX260220P06335000","bid":0.15,"bid_size":151.0,"ask":0.25,"ask_size":214.0,"iv":0.5241,"open_interest":231.0,"volume":29.0,"delta":-0.0033,"gamma":0.0,"vega":0.0392,"theta":-0.1878,"rho":-0.0018,"theo":0.1892,"change":-0.3,"open":0.45,"high":0.55,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T09:52:01","percent_change":-54.5455,"prev_day_close":0.299999997019768},{"option":"SPX260220C06340000","bid":510.5,"bid_size":2.0,"ask":524.5,"ask_size":20.0,"iv":0.6808,"open_interest":50.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.04,"theta":-0.0122,"rho":0.5188,"theo":515.8682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":626.93,"last_trade_time":"2026-01-07T15:55:12","percent_change":0.0,"prev_day_close":536.200012207031},{"option":"SPX260220P06340000","bid":0.1,"bid_size":240.0,"ask":0.25,"ask_size":211.0,"iv":0.5125,"open_interest":557.0,"volume":31.0,"delta":-0.0034,"gamma":0.0,"vega":0.04,"theta":-0.1907,"rho":-0.0018,"theo":0.1921,"change":-0.2,"open":0.4,"high":0.55,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T14:58:38","percent_change":-36.3636,"prev_day_close":0.299999997019768},{"option":"SPX260220C06345000","bid":505.2,"bid_size":2.0,"ask":519.5,"ask_size":20.0,"iv":0.6662,"open_interest":1.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.0408,"theta":-0.0169,"rho":0.5191,"theo":510.8729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":588.32,"last_trade_time":"2026-02-06T15:41:15","percent_change":0.0,"prev_day_close":531.200012207031},{"option":"SPX260220P06345000","bid":0.15,"bid_size":154.0,"ask":0.25,"ask_size":208.0,"iv":0.5147,"open_interest":797.0,"volume":29.0,"delta":-0.0034,"gamma":0.0,"vega":0.0407,"theta":-0.1936,"rho":-0.0019,"theo":0.195,"change":-0.05,"open":0.45,"high":0.5,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T09:54:02","percent_change":-9.09091,"prev_day_close":0.299999997019768},{"option":"SPX260220C06350000","bid":498.8,"bid_size":10.0,"ask":513.2,"ask_size":10.0,"iv":0.5016,"open_interest":1960.0,"volume":2.0,"delta":0.9964,"gamma":0.0,"vega":0.0415,"theta":-0.0216,"rho":0.5195,"theo":505.8777,"change":57.0,"open":557.95,"high":557.95,"low":557.95,"tick":"up","last_trade_price":557.95,"last_trade_time":"2026-02-18T11:05:20","percent_change":11.3784,"prev_day_close":526.200012207031},{"option":"SPX260220P06350000","bid":0.15,"bid_size":210.0,"ask":0.3,"ask_size":234.0,"iv":0.5158,"open_interest":8502.0,"volume":34.0,"delta":-0.0035,"gamma":0.0,"vega":0.0415,"theta":-0.1967,"rho":-0.0019,"theo":0.1981,"change":-0.15,"open":0.45,"high":0.5,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:17:59","percent_change":-27.2727,"prev_day_close":0.325000002980232},{"option":"SPX260220C06355000","bid":494.1,"bid_size":2.0,"ask":509.5,"ask_size":20.0,"iv":0.6181,"open_interest":1.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.0424,"theta":-0.0265,"rho":0.5199,"theo":500.8826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":550.39,"last_trade_time":"2025-12-19T11:07:56","percent_change":0.0,"prev_day_close":521.299987792969},{"option":"SPX260220P06355000","bid":0.15,"bid_size":210.0,"ask":0.3,"ask_size":233.0,"iv":0.5113,"open_interest":280.0,"volume":29.0,"delta":-0.0036,"gamma":0.0,"vega":0.0423,"theta":-0.1997,"rho":-0.0019,"theo":0.2012,"change":-0.075,"open":0.45,"high":0.55,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T09:53:08","percent_change":-13.0435,"prev_day_close":0.325000002980232},{"option":"SPX260220C06360000","bid":486.8,"bid_size":23.0,"ask":503.7,"ask_size":20.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9963,"gamma":0.0001,"vega":0.0432,"theta":-0.0314,"rho":0.5202,"theo":495.8876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":621.34,"last_trade_time":"2026-01-16T15:51:24","percent_change":0.0,"prev_day_close":516.200012207031},{"option":"SPX260220P06360000","bid":0.15,"bid_size":218.0,"ask":0.3,"ask_size":232.0,"iv":0.5065,"open_interest":648.0,"volume":42.0,"delta":-0.0036,"gamma":0.0001,"vega":0.0432,"theta":-0.2029,"rho":-0.002,"theo":0.2044,"change":-0.2,"open":0.45,"high":0.55,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T10:19:29","percent_change":-33.3333,"prev_day_close":0.325000002980232},{"option":"SPX260220C06365000","bid":485.2,"bid_size":20.0,"ask":499.5,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9962,"gamma":0.0001,"vega":0.0441,"theta":-0.0365,"rho":0.5206,"theo":490.8926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":614.73,"last_trade_time":"2026-01-16T11:08:34","percent_change":0.0,"prev_day_close":511.299987792969},{"option":"SPX260220P06365000","bid":0.15,"bid_size":219.0,"ask":0.3,"ask_size":227.0,"iv":0.5018,"open_interest":613.0,"volume":29.0,"delta":-0.0037,"gamma":0.0001,"vega":0.044,"theta":-0.2062,"rho":-0.002,"theo":0.2078,"change":-0.1,"open":0.45,"high":0.55,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T09:52:00","percent_change":-16.6667,"prev_day_close":0.325000002980232},{"option":"SPX260220C06370000","bid":476.8,"bid_size":23.0,"ask":493.8,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9961,"gamma":0.0001,"vega":0.045,"theta":-0.0416,"rho":0.521,"theo":485.8978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":589.96,"last_trade_time":"2025-12-29T15:56:23","percent_change":0.0,"prev_day_close":506.299987792969},{"option":"SPX260220P06370000","bid":0.15,"bid_size":217.0,"ask":0.3,"ask_size":226.0,"iv":0.497,"open_interest":2746.0,"volume":29.0,"delta":-0.0038,"gamma":0.0001,"vega":0.0449,"theta":-0.2096,"rho":-0.0021,"theo":0.2112,"change":-0.1,"open":0.45,"high":0.6,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T09:52:00","percent_change":-16.6667,"prev_day_close":0.325000002980232},{"option":"SPX260220C06375000","bid":471.8,"bid_size":23.0,"ask":488.8,"ask_size":20.0,"iv":0.0,"open_interest":549.0,"volume":0.0,"delta":0.996,"gamma":0.0001,"vega":0.0459,"theta":-0.0469,"rho":0.5213,"theo":480.9031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":583.14,"last_trade_time":"2026-01-29T12:29:14","percent_change":0.0,"prev_day_close":501.299987792969},{"option":"SPX260220P06375000","bid":0.15,"bid_size":219.0,"ask":0.3,"ask_size":223.0,"iv":0.4922,"open_interest":3391.0,"volume":545.0,"delta":-0.0039,"gamma":0.0001,"vega":0.0458,"theta":-0.2132,"rho":-0.0021,"theo":0.2147,"change":-0.4,"open":0.5,"high":0.55,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:10:07","percent_change":-66.6667,"prev_day_close":0.325000002980232},{"option":"SPX260220C06380000","bid":466.8,"bid_size":23.0,"ask":483.8,"ask_size":20.0,"iv":0.0,"open_interest":81.0,"volume":1.0,"delta":0.996,"gamma":0.0001,"vega":0.0468,"theta":-0.0522,"rho":0.5217,"theo":475.9085,"change":43.58,"open":514.28,"high":514.28,"low":514.28,"tick":"down","last_trade_price":514.28,"last_trade_time":"2026-02-18T13:42:10","percent_change":9.25855,"prev_day_close":496.25},{"option":"SPX260220P06380000","bid":0.15,"bid_size":224.0,"ask":0.3,"ask_size":220.0,"iv":0.4874,"open_interest":813.0,"volume":31.0,"delta":-0.004,"gamma":0.0001,"vega":0.0468,"theta":-0.2168,"rho":-0.0022,"theo":0.2184,"change":-0.2,"open":0.5,"high":0.6,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T10:25:12","percent_change":-33.3333,"prev_day_close":0.350000008940697},{"option":"SPX260220C06385000","bid":465.1,"bid_size":20.0,"ask":479.5,"ask_size":20.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0001,"vega":0.0478,"theta":-0.0577,"rho":0.522,"theo":470.9141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":491.25},{"option":"SPX260220P06385000","bid":0.2,"bid_size":126.0,"ask":0.3,"ask_size":216.0,"iv":0.4878,"open_interest":1115.0,"volume":29.0,"delta":-0.0041,"gamma":0.0001,"vega":0.0478,"theta":-0.2207,"rho":-0.0022,"theo":0.2222,"change":-0.075,"open":0.5,"high":0.6,"low":0.5,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-18T09:52:01","percent_change":-12.0,"prev_day_close":0.350000008940697},{"option":"SPX260220C06390000","bid":456.8,"bid_size":23.0,"ask":473.8,"ask_size":20.0,"iv":0.0,"open_interest":25.0,"volume":0.0,"delta":0.9958,"gamma":0.0001,"vega":0.0488,"theta":-0.0634,"rho":0.5224,"theo":465.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":591.53,"last_trade_time":"2026-01-16T15:42:41","percent_change":0.0,"prev_day_close":486.25},{"option":"SPX260220P06390000","bid":0.2,"bid_size":126.0,"ask":0.3,"ask_size":60.0,"iv":0.4832,"open_interest":798.0,"volume":30.0,"delta":-0.0042,"gamma":0.0001,"vega":0.0488,"theta":-0.2244,"rho":-0.0023,"theo":0.2261,"change":-0.25,"open":0.5,"high":0.55,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T12:19:29","percent_change":-38.4615,"prev_day_close":0.350000008940697},{"option":"SPX260220C06395000","bid":451.6,"bid_size":20.0,"ask":469.5,"ask_size":20.0,"iv":0.0,"open_interest":45.0,"volume":0.0,"delta":0.9957,"gamma":0.0001,"vega":0.0498,"theta":-0.0691,"rho":0.5228,"theo":460.9255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":464.9,"last_trade_time":"2026-02-12T12:57:23","percent_change":0.0,"prev_day_close":481.25},{"option":"SPX260220P06395000","bid":0.2,"bid_size":149.0,"ask":0.3,"ask_size":49.0,"iv":0.4784,"open_interest":768.0,"volume":39.0,"delta":-0.0043,"gamma":0.0001,"vega":0.0498,"theta":-0.2284,"rho":-0.0023,"theo":0.2301,"change":-0.16,"open":0.5,"high":0.6,"low":0.49,"tick":"no_change","last_trade_price":0.49,"last_trade_time":"2026-02-18T11:54:42","percent_change":-24.6154,"prev_day_close":0.350000008940697},{"option":"SPX260220C06400000","bid":448.9,"bid_size":10.0,"ask":463.3,"ask_size":10.0,"iv":0.4631,"open_interest":3569.0,"volume":21.0,"delta":0.9956,"gamma":0.0001,"vega":0.0509,"theta":-0.075,"rho":0.5231,"theo":455.9314,"change":12.31,"open":461.89,"high":463.11,"low":461.89,"tick":"up","last_trade_price":463.11,"last_trade_time":"2026-02-18T15:24:32","percent_change":2.7307,"prev_day_close":476.299987792969},{"option":"SPX260220P06400000","bid":0.2,"bid_size":200.0,"ask":0.35,"ask_size":238.0,"iv":0.4782,"open_interest":13388.0,"volume":255.0,"delta":-0.0044,"gamma":0.0001,"vega":0.0509,"theta":-0.2327,"rho":-0.0024,"theo":0.2343,"change":-0.4,"open":0.5,"high":0.6,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:04:40","percent_change":-61.5385,"prev_day_close":0.350000008940697},{"option":"SPX260220C06405000","bid":441.6,"bid_size":20.0,"ask":459.5,"ask_size":20.0,"iv":0.0,"open_interest":32.0,"volume":0.0,"delta":0.9955,"gamma":0.0001,"vega":0.052,"theta":-0.081,"rho":0.5235,"theo":450.9374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.86,"last_trade_time":"2026-02-13T09:43:26","percent_change":0.0,"prev_day_close":471.299987792969},{"option":"SPX260220P06405000","bid":0.2,"bid_size":206.0,"ask":0.35,"ask_size":231.0,"iv":0.4733,"open_interest":967.0,"volume":30.0,"delta":-0.0045,"gamma":0.0001,"vega":0.052,"theta":-0.237,"rho":-0.0024,"theo":0.2387,"change":-0.33,"open":0.55,"high":0.65,"low":0.32,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T15:54:03","percent_change":-50.7692,"prev_day_close":0.350000008940697},{"option":"SPX260220C06410000","bid":436.8,"bid_size":23.0,"ask":453.8,"ask_size":20.0,"iv":0.0,"open_interest":20.0,"volume":0.0,"delta":0.9954,"gamma":0.0001,"vega":0.0532,"theta":-0.0871,"rho":0.5238,"theo":445.9436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":506.79,"last_trade_time":"2026-01-21T15:47:45","percent_change":0.0,"prev_day_close":466.299987792969},{"option":"SPX260220P06410000","bid":0.2,"bid_size":212.0,"ask":0.35,"ask_size":231.0,"iv":0.4684,"open_interest":668.0,"volume":45.0,"delta":-0.0046,"gamma":0.0001,"vega":0.0532,"theta":-0.2414,"rho":-0.0025,"theo":0.2431,"change":-0.45,"open":0.5,"high":0.65,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:03:33","percent_change":-64.2857,"prev_day_close":0.375},{"option":"SPX260220C06415000","bid":431.8,"bid_size":23.0,"ask":448.8,"ask_size":20.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9952,"gamma":0.0001,"vega":0.0544,"theta":-0.0934,"rho":0.5242,"theo":440.95,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":519.96,"last_trade_time":"2026-02-06T15:41:43","percent_change":0.0,"prev_day_close":461.299987792969},{"option":"SPX260220P06415000","bid":0.2,"bid_size":216.0,"ask":0.35,"ask_size":228.0,"iv":0.4636,"open_interest":751.0,"volume":34.0,"delta":-0.0047,"gamma":0.0001,"vega":0.0544,"theta":-0.246,"rho":-0.0026,"theo":0.2477,"change":-0.2,"open":0.55,"high":0.7,"low":0.5,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:23:46","percent_change":-28.5714,"prev_day_close":0.375},{"option":"SPX260220C06420000","bid":426.9,"bid_size":23.0,"ask":443.8,"ask_size":20.0,"iv":0.0,"open_interest":135.0,"volume":0.0,"delta":0.9951,"gamma":0.0001,"vega":0.0557,"theta":-0.0999,"rho":0.5245,"theo":435.9565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":519.18,"last_trade_time":"2025-10-23T15:33:49","percent_change":0.0,"prev_day_close":456.299987792969},{"option":"SPX260220P06420000","bid":0.2,"bid_size":215.0,"ask":0.35,"ask_size":226.0,"iv":0.4587,"open_interest":721.0,"volume":42.0,"delta":-0.0048,"gamma":0.0001,"vega":0.0557,"theta":-0.2507,"rho":-0.0026,"theo":0.2525,"change":-0.42,"open":0.55,"high":0.65,"low":0.28,"tick":"down","last_trade_price":0.28,"last_trade_time":"2026-02-18T15:55:29","percent_change":-60.0,"prev_day_close":0.375},{"option":"SPX260220C06425000","bid":423.9,"bid_size":10.0,"ask":438.3,"ask_size":10.0,"iv":0.448,"open_interest":1831.0,"volume":0.0,"delta":0.995,"gamma":0.0001,"vega":0.057,"theta":-0.1066,"rho":0.5248,"theo":430.9632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":550.49,"last_trade_time":"2025-12-23T14:41:11","percent_change":0.0,"prev_day_close":451.299987792969},{"option":"SPX260220P06425000","bid":0.2,"bid_size":215.0,"ask":0.35,"ask_size":222.0,"iv":0.4538,"open_interest":7456.0,"volume":137.0,"delta":-0.005,"gamma":0.0001,"vega":0.057,"theta":-0.2556,"rho":-0.0027,"theo":0.2574,"change":-0.475,"open":0.55,"high":0.7,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:02:17","percent_change":-65.5172,"prev_day_close":0.375},{"option":"SPX260220C06430000","bid":416.9,"bid_size":23.0,"ask":433.8,"ask_size":20.0,"iv":0.0,"open_interest":67.0,"volume":0.0,"delta":0.9949,"gamma":0.0001,"vega":0.0584,"theta":-0.1134,"rho":0.5252,"theo":425.9701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":401.92,"last_trade_time":"2025-11-21T11:57:02","percent_change":0.0,"prev_day_close":446.299987792969},{"option":"SPX260220P06430000","bid":0.2,"bid_size":219.0,"ask":0.35,"ask_size":219.0,"iv":0.449,"open_interest":853.0,"volume":36.0,"delta":-0.0051,"gamma":0.0001,"vega":0.0584,"theta":-0.2607,"rho":-0.0028,"theo":0.2626,"change":-0.5,"open":0.6,"high":0.7,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:59:58","percent_change":-66.6667,"prev_day_close":0.399999991059303},{"option":"SPX260220C06435000","bid":411.6,"bid_size":20.0,"ask":429.6,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9947,"gamma":0.0001,"vega":0.0598,"theta":-0.1204,"rho":0.5255,"theo":420.9771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":479.3,"last_trade_time":"2025-12-19T11:07:59","percent_change":0.0,"prev_day_close":441.299987792969},{"option":"SPX260220P06435000","bid":0.2,"bid_size":218.0,"ask":0.35,"ask_size":211.0,"iv":0.4441,"open_interest":444.0,"volume":32.0,"delta":-0.0052,"gamma":0.0001,"vega":0.0598,"theta":-0.266,"rho":-0.0028,"theo":0.2679,"change":-0.37,"open":0.6,"high":0.7,"low":0.38,"tick":"down","last_trade_price":0.38,"last_trade_time":"2026-02-18T15:45:29","percent_change":-49.3333,"prev_day_close":0.399999991059303},{"option":"SPX260220C06440000","bid":406.9,"bid_size":23.0,"ask":423.8,"ask_size":20.0,"iv":0.0,"open_interest":25.0,"volume":0.0,"delta":0.9946,"gamma":0.0001,"vega":0.0612,"theta":-0.1276,"rho":0.5259,"theo":415.9844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":550.2,"last_trade_time":"2026-01-16T12:20:18","percent_change":0.0,"prev_day_close":436.299987792969},{"option":"SPX260220P06440000","bid":0.2,"bid_size":225.0,"ask":0.35,"ask_size":211.0,"iv":0.4392,"open_interest":549.0,"volume":41.0,"delta":-0.0054,"gamma":0.0001,"vega":0.0612,"theta":-0.2715,"rho":-0.0029,"theo":0.2734,"change":-0.5,"open":0.65,"high":0.7,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:03:26","percent_change":-62.5,"prev_day_close":0.399999991059303},{"option":"SPX260220C06445000","bid":401.6,"bid_size":20.0,"ask":419.6,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9944,"gamma":0.0001,"vega":0.0627,"theta":-0.135,"rho":0.5262,"theo":410.9919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":540.9,"last_trade_time":"2026-01-16T15:55:13","percent_change":0.0,"prev_day_close":431.399993896484},{"option":"SPX260220P06445000","bid":0.25,"bid_size":197.0,"ask":0.4,"ask_size":240.0,"iv":0.4425,"open_interest":892.0,"volume":42.0,"delta":-0.0055,"gamma":0.0001,"vega":0.0627,"theta":-0.2772,"rho":-0.003,"theo":0.2791,"change":-0.5,"open":0.6,"high":0.8,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:03:38","percent_change":-62.5,"prev_day_close":0.399999991059303},{"option":"SPX260220C06450000","bid":398.9,"bid_size":10.0,"ask":413.4,"ask_size":10.0,"iv":0.4313,"open_interest":4637.0,"volume":0.0,"delta":0.9943,"gamma":0.0001,"vega":0.0643,"theta":-0.1426,"rho":0.5265,"theo":405.9996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":391.0,"last_trade_time":"2026-02-13T09:56:10","percent_change":0.0,"prev_day_close":426.399993896484},{"option":"SPX260220P06450000","bid":0.25,"bid_size":202.0,"ask":0.4,"ask_size":231.0,"iv":0.4376,"open_interest":10413.0,"volume":447.0,"delta":-0.0057,"gamma":0.0001,"vega":0.0643,"theta":-0.2831,"rho":-0.0031,"theo":0.2851,"change":-0.15,"open":0.65,"high":0.8,"low":0.25,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:00:13","percent_change":-37.5,"prev_day_close":0.399999991059303},{"option":"SPX260220C06455000","bid":391.6,"bid_size":21.0,"ask":409.6,"ask_size":20.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9941,"gamma":0.0001,"vega":0.0659,"theta":-0.1505,"rho":0.5268,"theo":401.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":551.59,"last_trade_time":"2026-01-27T15:38:28","percent_change":0.0,"prev_day_close":421.399993896484},{"option":"SPX260220P06455000","bid":0.25,"bid_size":207.0,"ask":0.4,"ask_size":227.0,"iv":0.4326,"open_interest":673.0,"volume":31.0,"delta":-0.0058,"gamma":0.0001,"vega":0.0659,"theta":-0.2892,"rho":-0.0032,"theo":0.2913,"change":-0.48,"open":0.65,"high":0.7,"low":0.37,"tick":"down","last_trade_price":0.37,"last_trade_time":"2026-02-18T15:54:03","percent_change":-56.4706,"prev_day_close":0.399999991059303},{"option":"SPX260220C06460000","bid":386.6,"bid_size":21.0,"ask":404.6,"ask_size":20.0,"iv":0.0,"open_interest":57.0,"volume":0.0,"delta":0.994,"gamma":0.0001,"vega":0.0676,"theta":-0.1587,"rho":0.5272,"theo":396.0157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":338.4,"last_trade_time":"2026-02-17T10:16:05","percent_change":0.0,"prev_day_close":416.399993896484},{"option":"SPX260220P06460000","bid":0.25,"bid_size":212.0,"ask":0.4,"ask_size":224.0,"iv":0.4277,"open_interest":815.0,"volume":131.0,"delta":-0.006,"gamma":0.0001,"vega":0.0676,"theta":-0.2957,"rho":-0.0033,"theo":0.2977,"change":-0.025,"open":0.65,"high":0.85,"low":0.5,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:24:02","percent_change":-5.88235,"prev_day_close":0.424999997019768},{"option":"SPX260220C06465000","bid":381.9,"bid_size":23.0,"ask":398.9,"ask_size":20.0,"iv":0.0,"open_interest":26.0,"volume":0.0,"delta":0.9938,"gamma":0.0001,"vega":0.0694,"theta":-0.1671,"rho":0.5275,"theo":391.0242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":384.0,"last_trade_time":"2026-02-17T16:05:48","percent_change":0.0,"prev_day_close":411.399993896484},{"option":"SPX260220P06465000","bid":0.25,"bid_size":212.0,"ask":0.4,"ask_size":219.0,"iv":0.4227,"open_interest":310.0,"volume":33.0,"delta":-0.0062,"gamma":0.0001,"vega":0.0694,"theta":-0.3023,"rho":-0.0034,"theo":0.3045,"change":-0.175,"open":0.7,"high":0.8,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:24:15","percent_change":-41.1765,"prev_day_close":0.424999997019768},{"option":"SPX260220C06470000","bid":376.6,"bid_size":21.0,"ask":394.6,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9936,"gamma":0.0001,"vega":0.0712,"theta":-0.1758,"rho":0.5278,"theo":386.0329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":437.02,"last_trade_time":"2026-01-02T11:14:06","percent_change":0.0,"prev_day_close":406.399993896484},{"option":"SPX260220P06470000","bid":0.25,"bid_size":213.0,"ask":0.4,"ask_size":216.0,"iv":0.4178,"open_interest":802.0,"volume":31.0,"delta":-0.0063,"gamma":0.0001,"vega":0.0712,"theta":-0.3093,"rho":-0.0035,"theo":0.3115,"change":-0.175,"open":0.7,"high":0.85,"low":0.38,"tick":"down","last_trade_price":0.38,"last_trade_time":"2026-02-18T15:55:29","percent_change":-41.1765,"prev_day_close":0.424999997019768},{"option":"SPX260220C06475000","bid":371.9,"bid_size":23.0,"ask":388.9,"ask_size":20.0,"iv":0.0,"open_interest":320.0,"volume":0.0,"delta":0.9934,"gamma":0.0001,"vega":0.073,"theta":-0.1848,"rho":0.5281,"theo":381.042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":384.27,"last_trade_time":"2026-02-13T11:17:26","percent_change":0.0,"prev_day_close":401.399993896484},{"option":"SPX260220P06475000","bid":0.25,"bid_size":222.0,"ask":0.4,"ask_size":212.0,"iv":0.4128,"open_interest":3425.0,"volume":942.0,"delta":-0.0065,"gamma":0.0001,"vega":0.073,"theta":-0.3166,"rho":-0.0036,"theo":0.3188,"change":-0.2,"open":0.7,"high":0.85,"low":0.55,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:00:29","percent_change":-44.4444,"prev_day_close":0.450000002980232},{"option":"SPX260220C06480000","bid":366.9,"bid_size":23.0,"ask":383.9,"ask_size":20.0,"iv":0.0,"open_interest":86.0,"volume":0.0,"delta":0.9932,"gamma":0.0001,"vega":0.075,"theta":-0.1941,"rho":0.5284,"theo":376.0514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":502.21,"last_trade_time":"2026-01-26T11:53:47","percent_change":0.0,"prev_day_close":396.399993896484},{"option":"SPX260220P06480000","bid":0.25,"bid_size":220.0,"ask":0.4,"ask_size":202.0,"iv":0.4078,"open_interest":603.0,"volume":30.0,"delta":-0.0067,"gamma":0.0001,"vega":0.075,"theta":-0.3241,"rho":-0.0037,"theo":0.3264,"change":-0.605,"open":0.75,"high":0.85,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:59:58","percent_change":-62.0513,"prev_day_close":0.450000002980232},{"option":"SPX260220C06485000","bid":361.7,"bid_size":20.0,"ask":379.7,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.993,"gamma":0.0001,"vega":0.077,"theta":-0.2037,"rho":0.5287,"theo":371.0611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":520.9,"last_trade_time":"2026-01-27T15:57:56","percent_change":0.0,"prev_day_close":391.449996948242},{"option":"SPX260220P06485000","bid":0.3,"bid_size":200.0,"ask":0.45,"ask_size":231.0,"iv":0.4097,"open_interest":504.0,"volume":29.0,"delta":-0.0069,"gamma":0.0001,"vega":0.077,"theta":-0.3321,"rho":-0.0038,"theo":0.3344,"change":-0.52,"open":0.8,"high":0.95,"low":0.48,"tick":"down","last_trade_price":0.48,"last_trade_time":"2026-02-18T15:45:29","percent_change":-52.0,"prev_day_close":0.450000002980232},{"option":"SPX260220C06490000","bid":356.7,"bid_size":20.0,"ask":374.7,"ask_size":20.0,"iv":0.0,"open_interest":68.0,"volume":0.0,"delta":0.9928,"gamma":0.0001,"vega":0.0791,"theta":-0.2138,"rho":0.529,"theo":366.0712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":383.2,"last_trade_time":"2025-12-17T11:12:40","percent_change":0.0,"prev_day_close":386.449996948242},{"option":"SPX260220P06490000","bid":0.3,"bid_size":221.0,"ask":0.45,"ask_size":241.0,"iv":0.4046,"open_interest":1666.0,"volume":78.0,"delta":-0.0071,"gamma":0.0001,"vega":0.0791,"theta":-0.3404,"rho":-0.0039,"theo":0.3428,"change":-0.37,"open":0.8,"high":0.95,"low":0.55,"tick":"no_change","last_trade_price":0.68,"last_trade_time":"2026-02-18T15:14:15","percent_change":-35.2381,"prev_day_close":0.450000002980232},{"option":"SPX260220C06495000","bid":351.7,"bid_size":20.0,"ask":369.7,"ask_size":20.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9926,"gamma":0.0001,"vega":0.0814,"theta":-0.2242,"rho":0.5293,"theo":361.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":364.1,"last_trade_time":"2026-02-13T11:37:52","percent_change":0.0,"prev_day_close":381.449996948242},{"option":"SPX260220P06495000","bid":0.3,"bid_size":209.0,"ask":0.45,"ask_size":218.0,"iv":0.3996,"open_interest":1613.0,"volume":79.0,"delta":-0.0074,"gamma":0.0001,"vega":0.0814,"theta":-0.3491,"rho":-0.004,"theo":0.3515,"change":-0.5,"open":0.8,"high":1.0,"low":0.55,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:31:31","percent_change":-45.4545,"prev_day_close":0.475000008940697},{"option":"SPX260220C06500000","bid":349.0,"bid_size":10.0,"ask":363.4,"ask_size":10.0,"iv":0.387,"open_interest":6468.0,"volume":8.0,"delta":0.9923,"gamma":0.0001,"vega":0.0837,"theta":-0.235,"rho":0.5296,"theo":356.0926,"change":50.54,"open":370.05,"high":401.84,"low":370.05,"tick":"up","last_trade_price":401.84,"last_trade_time":"2026-02-18T12:49:51","percent_change":14.3866,"prev_day_close":376.449996948242},{"option":"SPX260220P06500000","bid":0.3,"bid_size":221.0,"ask":0.45,"ask_size":231.0,"iv":0.3946,"open_interest":19710.0,"volume":3444.0,"delta":-0.0076,"gamma":0.0001,"vega":0.0837,"theta":-0.3582,"rho":-0.0042,"theo":0.3607,"change":-0.75,"open":0.85,"high":0.95,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:12:11","percent_change":-68.1818,"prev_day_close":0.475000008940697},{"option":"SPX260220C06505000","bid":341.7,"bid_size":20.0,"ask":359.7,"ask_size":20.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9921,"gamma":0.0001,"vega":0.0861,"theta":-0.2464,"rho":0.5298,"theo":351.104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.85,"last_trade_time":"2026-01-21T14:49:57","percent_change":0.0,"prev_day_close":371.449996948242},{"option":"SPX260220P06505000","bid":0.3,"bid_size":217.0,"ask":0.45,"ask_size":211.0,"iv":0.3895,"open_interest":829.0,"volume":47.0,"delta":-0.0079,"gamma":0.0001,"vega":0.0861,"theta":-0.3678,"rho":-0.0043,"theo":0.3704,"change":-0.45,"open":0.95,"high":1.05,"low":0.6,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T14:55:41","percent_change":-39.1304,"prev_day_close":0.5},{"option":"SPX260220C06510000","bid":336.7,"bid_size":21.0,"ask":354.7,"ask_size":20.0,"iv":0.0,"open_interest":55.0,"volume":0.0,"delta":0.9918,"gamma":0.0001,"vega":0.0887,"theta":-0.2582,"rho":0.5301,"theo":346.1159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":428.54,"last_trade_time":"2026-02-06T15:43:35","percent_change":0.0,"prev_day_close":366.449996948242},{"option":"SPX260220P06510000","bid":0.3,"bid_size":235.0,"ask":0.45,"ask_size":180.0,"iv":0.3845,"open_interest":835.0,"volume":389.0,"delta":-0.0081,"gamma":0.0001,"vega":0.0887,"theta":-0.3778,"rho":-0.0044,"theo":0.3805,"change":-0.9,"open":0.95,"high":1.05,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:59:07","percent_change":-75.0,"prev_day_close":0.5},{"option":"SPX260220C06515000","bid":331.7,"bid_size":21.0,"ask":349.7,"ask_size":20.0,"iv":0.0,"open_interest":16.0,"volume":0.0,"delta":0.9916,"gamma":0.0002,"vega":0.0914,"theta":-0.2705,"rho":0.5304,"theo":341.1283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":337.87,"last_trade_time":"2026-02-05T13:31:35","percent_change":0.0,"prev_day_close":361.550003051758},{"option":"SPX260220P06515000","bid":0.35,"bid_size":200.0,"ask":0.5,"ask_size":241.0,"iv":0.3853,"open_interest":1356.0,"volume":24.0,"delta":-0.0084,"gamma":0.0002,"vega":0.0914,"theta":-0.3885,"rho":-0.0046,"theo":0.3912,"change":-0.35,"open":0.95,"high":1.15,"low":0.9,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-18T09:52:04","percent_change":-28.0,"prev_day_close":0.5},{"option":"SPX260220C06520000","bid":327.0,"bid_size":23.0,"ask":344.0,"ask_size":20.0,"iv":0.0,"open_interest":33.0,"volume":0.0,"delta":0.9912,"gamma":0.0002,"vega":0.0943,"theta":-0.2835,"rho":0.5306,"theo":336.1414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":406.15,"last_trade_time":"2026-02-06T12:55:15","percent_change":0.0,"prev_day_close":356.550003051758},{"option":"SPX260220P06520000","bid":0.35,"bid_size":203.0,"ask":0.5,"ask_size":222.0,"iv":0.3802,"open_interest":1335.0,"volume":84.0,"delta":-0.0087,"gamma":0.0002,"vega":0.0943,"theta":-0.3997,"rho":-0.0048,"theo":0.4025,"change":-0.55,"open":0.95,"high":1.2,"low":0.6,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:07:33","percent_change":-42.3077,"prev_day_close":0.525000005960464},{"option":"SPX260220C06525000","bid":322.0,"bid_size":23.0,"ask":339.0,"ask_size":20.0,"iv":0.0,"open_interest":800.0,"volume":0.0,"delta":0.9909,"gamma":0.0002,"vega":0.0973,"theta":-0.2971,"rho":0.5308,"theo":331.1551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.39,"last_trade_time":"2026-01-20T13:50:02","percent_change":0.0,"prev_day_close":351.550003051758},{"option":"SPX260220P06525000","bid":0.35,"bid_size":217.0,"ask":0.5,"ask_size":233.0,"iv":0.3751,"open_interest":3786.0,"volume":256.0,"delta":-0.009,"gamma":0.0002,"vega":0.0973,"theta":-0.4115,"rho":-0.0049,"theo":0.4145,"change":-0.95,"open":1.05,"high":1.25,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:06:38","percent_change":-70.3704,"prev_day_close":0.525000005960464},{"option":"SPX260220C06530000","bid":320.9,"bid_size":2.0,"ask":334.7,"ask_size":20.0,"iv":0.4651,"open_interest":86.0,"volume":0.0,"delta":0.9906,"gamma":0.0002,"vega":0.1005,"theta":-0.3114,"rho":0.5311,"theo":326.1695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.53,"last_trade_time":"2026-01-27T10:02:44","percent_change":0.0,"prev_day_close":346.550003051758},{"option":"SPX260220P06530000","bid":0.35,"bid_size":214.0,"ask":0.5,"ask_size":210.0,"iv":0.37,"open_interest":1425.0,"volume":242.0,"delta":-0.0093,"gamma":0.0002,"vega":0.1005,"theta":-0.4241,"rho":-0.0051,"theo":0.4271,"change":-1.0,"open":1.1,"high":1.2,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:04:47","percent_change":-71.4286,"prev_day_close":0.550000011920929},{"option":"SPX260220C06535000","bid":312.0,"bid_size":23.0,"ask":329.0,"ask_size":20.0,"iv":0.0,"open_interest":81.0,"volume":0.0,"delta":0.9903,"gamma":0.0002,"vega":0.1038,"theta":-0.3265,"rho":0.5313,"theo":321.1847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":311.6,"last_trade_time":"2026-02-13T10:15:06","percent_change":0.0,"prev_day_close":341.550003051758},{"option":"SPX260220P06535000","bid":0.4,"bid_size":162.0,"ask":0.55,"ask_size":231.0,"iv":0.3699,"open_interest":579.0,"volume":38.0,"delta":-0.0097,"gamma":0.0002,"vega":0.1038,"theta":-0.4375,"rho":-0.0053,"theo":0.4406,"change":-0.85,"open":1.1,"high":1.25,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T13:06:16","percent_change":-58.6207,"prev_day_close":0.550000011920929},{"option":"SPX260220C06540000","bid":307.1,"bid_size":23.0,"ask":324.0,"ask_size":20.0,"iv":0.0,"open_interest":103.0,"volume":0.0,"delta":0.9899,"gamma":0.0002,"vega":0.1073,"theta":-0.3424,"rho":0.5315,"theo":316.2007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":321.1,"last_trade_time":"2026-02-13T11:15:26","percent_change":0.0,"prev_day_close":336.550003051758},{"option":"SPX260220P06540000","bid":0.4,"bid_size":204.0,"ask":0.55,"ask_size":235.0,"iv":0.3648,"open_interest":1344.0,"volume":37.0,"delta":-0.01,"gamma":0.0002,"vega":0.1073,"theta":-0.4517,"rho":-0.0055,"theo":0.4549,"change":-0.8,"open":1.15,"high":1.3,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T10:43:48","percent_change":-53.3333,"prev_day_close":0.574999988079071},{"option":"SPX260220C06545000","bid":302.1,"bid_size":23.0,"ask":319.1,"ask_size":20.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9895,"gamma":0.0002,"vega":0.1109,"theta":-0.3593,"rho":0.5317,"theo":311.2177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.7,"last_trade_time":"2026-02-17T10:09:50","percent_change":0.0,"prev_day_close":331.600006103516},{"option":"SPX260220P06545000","bid":0.4,"bid_size":216.0,"ask":0.55,"ask_size":225.0,"iv":0.3596,"open_interest":1019.0,"volume":122.0,"delta":-0.0104,"gamma":0.0002,"vega":0.1109,"theta":-0.4669,"rho":-0.0057,"theo":0.4702,"change":-0.7,"open":1.2,"high":1.45,"low":0.68,"tick":"up","last_trade_price":0.9,"last_trade_time":"2026-02-18T13:52:01","percent_change":-43.75,"prev_day_close":0.599999994039536},{"option":"SPX260220C06550000","bid":299.2,"bid_size":10.0,"ask":313.6,"ask_size":10.0,"iv":0.352,"open_interest":2678.0,"volume":1.0,"delta":0.9891,"gamma":0.0002,"vega":0.1148,"theta":-0.3772,"rho":0.5318,"theo":306.2358,"change":43.1,"open":344.95,"high":344.95,"low":344.95,"tick":"up","last_trade_price":344.95,"last_trade_time":"2026-02-18T12:00:44","percent_change":14.2786,"prev_day_close":326.650009155273},{"option":"SPX260220P06550000","bid":0.4,"bid_size":228.0,"ask":0.55,"ask_size":149.0,"iv":0.3567,"open_interest":7364.0,"volume":618.0,"delta":-0.0109,"gamma":0.0002,"vega":0.1148,"theta":-0.483,"rho":-0.006,"theo":0.4865,"change":-0.15,"open":1.25,"high":1.5,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:57:37","percent_change":-25.0,"prev_day_close":0.599999994039536},{"option":"SPX260220C06555000","bid":295.4,"bid_size":20.0,"ask":309.8,"ask_size":20.0,"iv":0.2744,"open_interest":7.0,"volume":0.0,"delta":0.9886,"gamma":0.0002,"vega":0.1189,"theta":-0.3962,"rho":0.532,"theo":301.2549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.85,"last_trade_time":"2026-02-13T11:15:26","percent_change":0.0,"prev_day_close":321.699996948242},{"option":"SPX260220P06555000","bid":0.45,"bid_size":186.0,"ask":0.6,"ask_size":239.0,"iv":0.3538,"open_interest":848.0,"volume":204.0,"delta":-0.0113,"gamma":0.0002,"vega":0.1189,"theta":-0.5003,"rho":-0.0062,"theo":0.5039,"change":-1.225,"open":1.3,"high":1.55,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:53:30","percent_change":-71.0145,"prev_day_close":0.650000005960464},{"option":"SPX260220C06560000","bid":290.9,"bid_size":2.0,"ask":304.8,"ask_size":20.0,"iv":0.4298,"open_interest":36.0,"volume":0.0,"delta":0.9882,"gamma":0.0002,"vega":0.1232,"theta":-0.4165,"rho":0.5322,"theo":296.2753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.74,"last_trade_time":"2026-02-04T15:59:23","percent_change":0.0,"prev_day_close":316.650009155273},{"option":"SPX260220P06560000","bid":0.45,"bid_size":205.0,"ask":0.6,"ask_size":211.0,"iv":0.3485,"open_interest":387.0,"volume":171.0,"delta":-0.0118,"gamma":0.0002,"vega":0.1232,"theta":-0.5188,"rho":-0.0065,"theo":0.5225,"change":-0.25,"open":1.35,"high":1.6,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T16:08:43","percent_change":-38.4615,"prev_day_close":0.650000005960464},{"option":"SPX260220C06565000","bid":282.2,"bid_size":23.0,"ask":299.1,"ask_size":20.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9876,"gamma":0.0002,"vega":0.1278,"theta":-0.4381,"rho":0.5323,"theo":291.2971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":266.7,"last_trade_time":"2026-02-17T09:32:57","percent_change":0.0,"prev_day_close":311.699996948242},{"option":"SPX260220P06565000","bid":0.45,"bid_size":208.0,"ask":0.65,"ask_size":224.0,"iv":0.3454,"open_interest":683.0,"volume":128.0,"delta":-0.0123,"gamma":0.0002,"vega":0.1278,"theta":-0.5387,"rho":-0.0068,"theo":0.5425,"change":-1.45,"open":1.45,"high":1.65,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:59:43","percent_change":-76.3158,"prev_day_close":0.650000005960464},{"option":"SPX260220C06570000","bid":280.9,"bid_size":2.0,"ask":294.9,"ask_size":20.0,"iv":0.4192,"open_interest":43.0,"volume":0.0,"delta":0.9871,"gamma":0.0002,"vega":0.1328,"theta":-0.4611,"rho":0.5324,"theo":286.3203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":428.62,"last_trade_time":"2026-01-16T14:40:54","percent_change":0.0,"prev_day_close":306.699996948242},{"option":"SPX260220P06570000","bid":0.5,"bid_size":197.0,"ask":0.65,"ask_size":230.0,"iv":0.3421,"open_interest":893.0,"volume":50.0,"delta":-0.0129,"gamma":0.0002,"vega":0.1328,"theta":-0.56,"rho":-0.0071,"theo":0.564,"change":-1.475,"open":1.5,"high":1.85,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:56:02","percent_change":-74.6835,"prev_day_close":0.699999988079071},{"option":"SPX260220C06575000","bid":272.2,"bid_size":23.0,"ask":289.2,"ask_size":20.0,"iv":0.0,"open_interest":574.0,"volume":4.0,"delta":0.9865,"gamma":0.0003,"vega":0.138,"theta":-0.4858,"rho":0.5325,"theo":281.3452,"change":42.49,"open":285.87,"high":327.16,"low":285.87,"tick":"down","last_trade_price":319.94,"last_trade_time":"2026-02-18T13:41:14","percent_change":15.3145,"prev_day_close":301.800003051758},{"option":"SPX260220P06575000","bid":0.5,"bid_size":215.0,"ask":0.65,"ask_size":204.0,"iv":0.3368,"open_interest":2060.0,"volume":85.0,"delta":-0.0134,"gamma":0.0003,"vega":0.138,"theta":-0.583,"rho":-0.0074,"theo":0.5871,"change":-1.135,"open":1.55,"high":1.95,"low":0.72,"tick":"up","last_trade_price":0.94,"last_trade_time":"2026-02-18T15:30:38","percent_change":-54.6988,"prev_day_close":0.699999988079071},{"option":"SPX260220C06580000","bid":267.2,"bid_size":23.0,"ask":284.2,"ask_size":20.0,"iv":0.0,"open_interest":88.0,"volume":0.0,"delta":0.9859,"gamma":0.0003,"vega":0.1437,"theta":-0.5124,"rho":0.5325,"theo":276.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":347.95,"last_trade_time":"2026-02-04T15:45:57","percent_change":0.0,"prev_day_close":296.75},{"option":"SPX260220P06580000","bid":0.55,"bid_size":176.0,"ask":0.7,"ask_size":212.0,"iv":0.3353,"open_interest":827.0,"volume":127.0,"delta":-0.0141,"gamma":0.0003,"vega":0.1437,"theta":-0.6078,"rho":-0.0077,"theo":0.6121,"change":-1.545,"open":1.65,"high":1.85,"low":0.7,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:32:24","percent_change":-71.0345,"prev_day_close":0.75},{"option":"SPX260220C06585000","bid":262.2,"bid_size":23.0,"ask":279.2,"ask_size":20.0,"iv":0.0,"open_interest":15.0,"volume":7.0,"delta":0.9852,"gamma":0.0003,"vega":0.1498,"theta":-0.5409,"rho":0.5326,"theo":271.4006,"change":3.25,"open":270.9,"high":270.9,"low":270.9,"tick":"down","last_trade_price":270.9,"last_trade_time":"2026-02-18T09:37:34","percent_change":1.21427,"prev_day_close":291.800003051758},{"option":"SPX260220P06585000","bid":0.55,"bid_size":204.0,"ask":0.7,"ask_size":164.0,"iv":0.3299,"open_interest":636.0,"volume":52.0,"delta":-0.0148,"gamma":0.0003,"vega":0.1498,"theta":-0.6346,"rho":-0.0081,"theo":0.6391,"change":-0.05,"open":1.7,"high":2.1,"low":0.78,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T11:54:00","percent_change":-6.66667,"prev_day_close":0.75},{"option":"SPX260220C06590000","bid":257.3,"bid_size":23.0,"ask":274.3,"ask_size":20.0,"iv":0.2384,"open_interest":254.0,"volume":0.0,"delta":0.9844,"gamma":0.0003,"vega":0.1562,"theta":-0.5717,"rho":0.5326,"theo":266.4316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":404.13,"last_trade_time":"2026-01-16T11:06:50","percent_change":0.0,"prev_day_close":286.800003051758},{"option":"SPX260220P06590000","bid":0.6,"bid_size":176.0,"ask":0.75,"ask_size":207.0,"iv":0.328,"open_interest":577.0,"volume":77.0,"delta":-0.0155,"gamma":0.0003,"vega":0.1562,"theta":-0.6637,"rho":-0.0085,"theo":0.6684,"change":-1.36,"open":1.8,"high":2.25,"low":0.77,"tick":"no_change","last_trade_price":1.04,"last_trade_time":"2026-02-18T13:55:46","percent_change":-56.6667,"prev_day_close":0.800000011920929},{"option":"SPX260220C06595000","bid":252.3,"bid_size":23.0,"ask":269.3,"ask_size":20.0,"iv":0.2333,"open_interest":19.0,"volume":0.0,"delta":0.9837,"gamma":0.0003,"vega":0.163,"theta":-0.605,"rho":0.5325,"theo":261.4651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":237.7,"last_trade_time":"2026-02-17T12:22:38","percent_change":0.0,"prev_day_close":281.899993896484},{"option":"SPX260220P06595000","bid":0.6,"bid_size":203.0,"ask":0.8,"ask_size":217.0,"iv":0.3243,"open_interest":529.0,"volume":54.0,"delta":-0.0163,"gamma":0.0003,"vega":0.163,"theta":-0.6952,"rho":-0.009,"theo":0.7001,"change":-1.925,"open":1.9,"high":2.4,"low":0.9,"tick":"no_change","last_trade_price":1.25,"last_trade_time":"2026-02-18T15:13:54","percent_change":-76.2376,"prev_day_close":0.800000011920929},{"option":"SPX260220C06600000","bid":249.5,"bid_size":15.0,"ask":263.8,"ask_size":15.0,"iv":0.3209,"open_interest":9996.0,"volume":10.0,"delta":0.9828,"gamma":0.0003,"vega":0.1702,"theta":-0.6409,"rho":0.5325,"theo":256.5014,"change":32.54,"open":261.37,"high":302.28,"low":261.37,"tick":"down","last_trade_price":285.59,"last_trade_time":"2026-02-18T14:14:49","percent_change":12.8591,"prev_day_close":277.050003051758},{"option":"SPX260220P06600000","bid":0.65,"bid_size":196.0,"ask":0.8,"ask_size":202.0,"iv":0.3204,"open_interest":22241.0,"volume":5215.0,"delta":-0.0172,"gamma":0.0003,"vega":0.1702,"theta":-0.7295,"rho":-0.0095,"theo":0.7346,"change":0.15,"open":2.05,"high":2.35,"low":0.5,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T16:04:21","percent_change":17.6471,"prev_day_close":0.849999994039536},{"option":"SPX260220C06605000","bid":242.4,"bid_size":23.0,"ask":259.4,"ask_size":20.0,"iv":0.2552,"open_interest":47.0,"volume":3.0,"delta":0.9819,"gamma":0.0004,"vega":0.1779,"theta":-0.6799,"rho":0.5324,"theo":251.5406,"change":15.6,"open":263.8,"high":263.8,"low":263.8,"tick":"down","last_trade_price":263.8,"last_trade_time":"2026-02-18T09:42:43","percent_change":6.28525,"prev_day_close":272.400009155273},{"option":"SPX260220P06605000","bid":0.7,"bid_size":172.0,"ask":0.85,"ask_size":208.0,"iv":0.318,"open_interest":424.0,"volume":190.0,"delta":-0.0181,"gamma":0.0004,"vega":0.1779,"theta":-0.7667,"rho":-0.01,"theo":0.7721,"change":-0.15,"open":2.15,"high":2.45,"low":0.55,"tick":"no_change","last_trade_price":0.66,"last_trade_time":"2026-02-18T16:02:29","percent_change":-16.6667,"prev_day_close":0.900000005960464},{"option":"SPX260220C06610000","bid":240.1,"bid_size":2.0,"ask":255.1,"ask_size":20.0,"iv":0.3589,"open_interest":225.0,"volume":0.0,"delta":0.9809,"gamma":0.0004,"vega":0.1861,"theta":-0.7221,"rho":0.5322,"theo":246.5831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.0,"last_trade_time":"2026-02-13T10:01:54","percent_change":0.0,"prev_day_close":267.150009155273},{"option":"SPX260220P06610000","bid":0.75,"bid_size":163.0,"ask":0.9,"ask_size":203.0,"iv":0.3154,"open_interest":587.0,"volume":95.0,"delta":-0.0191,"gamma":0.0004,"vega":0.1861,"theta":-0.8072,"rho":-0.0105,"theo":0.8129,"change":-1.45,"open":2.25,"high":2.6,"low":0.9,"tick":"up","last_trade_price":1.5,"last_trade_time":"2026-02-18T14:57:48","percent_change":-49.1525,"prev_day_close":0.900000005960464},{"option":"SPX260220C06615000","bid":232.4,"bid_size":23.0,"ask":249.4,"ask_size":20.0,"iv":0.2452,"open_interest":45.0,"volume":5.0,"delta":0.9798,"gamma":0.0004,"vega":0.1951,"theta":-0.7679,"rho":0.532,"theo":241.6293,"change":20.65,"open":289.0,"high":289.0,"low":259.2,"tick":"down","last_trade_price":259.2,"last_trade_time":"2026-02-18T15:40:57","percent_change":8.65647,"prev_day_close":262.5},{"option":"SPX260220P06615000","bid":0.75,"bid_size":201.0,"ask":0.95,"ask_size":213.0,"iv":0.3112,"open_interest":603.0,"volume":191.0,"delta":-0.0202,"gamma":0.0004,"vega":0.1951,"theta":-0.8513,"rho":-0.0111,"theo":0.8573,"change":0.0,"open":2.35,"high":2.9,"low":0.65,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T16:09:21","percent_change":1.25483e-6,"prev_day_close":0.949999988079071},{"option":"SPX260220C06620000","bid":231.2,"bid_size":2.0,"ask":245.2,"ask_size":20.0,"iv":0.3652,"open_interest":218.0,"volume":0.0,"delta":0.9786,"gamma":0.0004,"vega":0.2047,"theta":-0.8177,"rho":0.5318,"theo":236.6794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":187.3,"last_trade_time":"2026-02-17T10:03:26","percent_change":0.0,"prev_day_close":257.25},{"option":"SPX260220P06620000","bid":0.8,"bid_size":204.0,"ask":1.0,"ask_size":211.0,"iv":0.3082,"open_interest":1003.0,"volume":132.0,"delta":-0.0214,"gamma":0.0004,"vega":0.2047,"theta":-0.8993,"rho":-0.0118,"theo":0.9057,"change":-2.5,"open":2.5,"high":2.95,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:51:30","percent_change":-75.7576,"prev_day_close":0.999999970197678},{"option":"SPX260220C06625000","bid":222.5,"bid_size":23.0,"ask":239.5,"ask_size":20.0,"iv":0.2512,"open_interest":598.0,"volume":6.0,"delta":0.9773,"gamma":0.0005,"vega":0.2151,"theta":-0.8719,"rho":0.5315,"theo":231.734,"change":37.85,"open":277.49,"high":280.46,"low":266.8,"tick":"down","last_trade_price":266.8,"last_trade_time":"2026-02-18T13:42:11","percent_change":16.532,"prev_day_close":252.200004577637},{"option":"SPX260220P06625000","bid":0.85,"bid_size":201.0,"ask":1.05,"ask_size":217.0,"iv":0.3051,"open_interest":2643.0,"volume":102.0,"delta":-0.0226,"gamma":0.0005,"vega":0.2151,"theta":-0.9518,"rho":-0.0125,"theo":0.9586,"change":-2.62,"open":2.65,"high":3.1,"low":0.97,"tick":"up","last_trade_price":1.43,"last_trade_time":"2026-02-18T15:30:38","percent_change":-74.8571,"prev_day_close":1.05000001192093},{"option":"SPX260220C06630000","bid":217.6,"bid_size":23.0,"ask":234.6,"ask_size":20.0,"iv":0.2574,"open_interest":78.0,"volume":0.0,"delta":0.9759,"gamma":0.0005,"vega":0.2261,"theta":-0.931,"rho":0.5311,"theo":226.7935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":234.24,"last_trade_time":"2026-02-05T14:45:23","percent_change":0.0,"prev_day_close":247.300003051758},{"option":"SPX260220P06630000","bid":0.95,"bid_size":170.0,"ask":1.1,"ask_size":199.0,"iv":0.303,"open_interest":593.0,"volume":154.0,"delta":-0.024,"gamma":0.0005,"vega":0.2261,"theta":-1.0092,"rho":-0.0133,"theo":1.0163,"change":-0.17,"open":2.8,"high":3.4,"low":0.65,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-18T16:03:47","percent_change":-15.4545,"prev_day_close":1.09999996423721},{"option":"SPX260220C06635000","bid":212.7,"bid_size":23.0,"ask":229.6,"ask_size":20.0,"iv":0.2569,"open_interest":10.0,"volume":0.0,"delta":0.9744,"gamma":0.0005,"vega":0.2378,"theta":-0.9956,"rho":0.5307,"theo":221.8585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":288.7,"last_trade_time":"2026-02-03T14:27:27","percent_change":0.0,"prev_day_close":242.299995422363},{"option":"SPX260220P06635000","bid":1.0,"bid_size":168.0,"ask":1.15,"ask_size":195.0,"iv":0.2995,"open_interest":941.0,"volume":226.0,"delta":-0.0255,"gamma":0.0005,"vega":0.2378,"theta":-1.072,"rho":-0.0141,"theo":1.0796,"change":-0.02,"open":2.95,"high":3.5,"low":0.8,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:59:43","percent_change":-1.73913,"prev_day_close":1.15000003576279},{"option":"SPX260220C06640000","bid":211.5,"bid_size":2.0,"ask":225.4,"ask_size":20.0,"iv":0.346,"open_interest":203.0,"volume":0.0,"delta":0.9728,"gamma":0.0006,"vega":0.2503,"theta":-1.066,"rho":0.5302,"theo":216.9294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":172.9,"last_trade_time":"2026-02-17T09:55:07","percent_change":0.0,"prev_day_close":237.449996948242},{"option":"SPX260220P06640000","bid":1.05,"bid_size":186.0,"ask":1.25,"ask_size":204.0,"iv":0.297,"open_interest":1098.0,"volume":638.0,"delta":-0.0272,"gamma":0.0006,"vega":0.2503,"theta":-1.1406,"rho":-0.015,"theo":1.1487,"change":-3.15,"open":3.2,"high":3.7,"low":0.8,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T16:05:02","percent_change":-76.8293,"prev_day_close":1.19999998807907},{"option":"SPX260220C06645000","bid":202.8,"bid_size":23.0,"ask":220.0,"ask_size":20.0,"iv":0.2644,"open_interest":2.0,"volume":0.0,"delta":0.971,"gamma":0.0006,"vega":0.2636,"theta":-1.1428,"rho":0.5296,"theo":212.0068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":368.76,"last_trade_time":"2026-01-27T12:37:44","percent_change":0.0,"prev_day_close":232.5},{"option":"SPX260220P06645000","bid":1.15,"bid_size":163.0,"ask":1.3,"ask_size":201.0,"iv":0.2942,"open_interest":839.0,"volume":155.0,"delta":-0.029,"gamma":0.0006,"vega":0.2636,"theta":-1.2158,"rho":-0.016,"theo":1.2244,"change":0.3,"open":3.4,"high":4.2,"low":1.04,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:42:44","percent_change":24.0,"prev_day_close":1.25},{"option":"SPX260220C06650000","bid":200.2,"bid_size":15.0,"ask":214.3,"ask_size":16.0,"iv":0.2899,"open_interest":2057.0,"volume":6.0,"delta":0.969,"gamma":0.0006,"vega":0.2779,"theta":-1.2266,"rho":0.5289,"theo":207.0912,"change":37.0,"open":252.66,"high":255.66,"low":242.1,"tick":"down","last_trade_price":242.1,"last_trade_time":"2026-02-18T13:42:11","percent_change":18.04,"prev_day_close":227.5},{"option":"SPX260220P06650000","bid":1.2,"bid_size":180.0,"ask":1.4,"ask_size":205.0,"iv":0.2912,"open_interest":9320.0,"volume":894.0,"delta":-0.0309,"gamma":0.0006,"vega":0.2779,"theta":-1.2979,"rho":-0.0171,"theo":1.3071,"change":0.525,"open":3.6,"high":4.2,"low":1.05,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T16:13:02","percent_change":39.6226,"prev_day_close":1.32499998807907},{"option":"SPX260220C06655000","bid":197.0,"bid_size":23.0,"ask":209.4,"ask_size":21.0,"iv":0.3198,"open_interest":27.0,"volume":0.0,"delta":0.9669,"gamma":0.0007,"vega":0.2934,"theta":-1.3182,"rho":0.5282,"theo":202.1834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":188.9,"last_trade_time":"2026-02-17T12:28:16","percent_change":0.0,"prev_day_close":222.600006103516},{"option":"SPX260220P06655000","bid":1.3,"bid_size":184.0,"ask":1.5,"ask_size":207.0,"iv":0.2889,"open_interest":3160.0,"volume":93.0,"delta":-0.033,"gamma":0.0007,"vega":0.2934,"theta":-1.3877,"rho":-0.0183,"theo":1.3975,"change":0.03,"open":3.8,"high":4.7,"low":0.9,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T16:12:14","percent_change":2.14285,"prev_day_close":1.40000003576279},{"option":"SPX260220C06660000","bid":191.5,"bid_size":52.0,"ask":204.5,"ask_size":21.0,"iv":0.3079,"open_interest":263.0,"volume":0.0,"delta":0.9646,"gamma":0.0007,"vega":0.31,"theta":-1.4183,"rho":0.5273,"theo":197.2842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":307.93,"last_trade_time":"2026-02-10T14:18:02","percent_change":0.0,"prev_day_close":217.800003051758},{"option":"SPX260220P06660000","bid":1.4,"bid_size":173.0,"ask":1.6,"ask_size":205.0,"iv":0.2863,"open_interest":3790.0,"volume":133.0,"delta":-0.0353,"gamma":0.0007,"vega":0.31,"theta":-1.486,"rho":-0.0196,"theo":1.4966,"change":0.2,"open":4.1,"high":5.0,"low":1.2,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-18T15:47:27","percent_change":13.3333,"prev_day_close":1.5},{"option":"SPX260220C06665000","bid":186.2,"bid_size":52.0,"ask":199.6,"ask_size":21.0,"iv":0.2987,"open_interest":14.0,"volume":0.0,"delta":0.9622,"gamma":0.0008,"vega":0.3276,"theta":-1.5278,"rho":0.5263,"theo":192.3945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.5,"last_trade_time":"2026-02-13T09:55:10","percent_change":0.0,"prev_day_close":212.950004577637},{"option":"SPX260220P06665000","bid":1.5,"bid_size":185.0,"ask":1.7,"ask_size":190.0,"iv":0.2835,"open_interest":759.0,"volume":255.0,"delta":-0.0378,"gamma":0.0008,"vega":0.3276,"theta":-1.5938,"rho":-0.021,"theo":1.6051,"change":0.275,"open":4.3,"high":5.0,"low":1.36,"tick":"up","last_trade_price":2.47,"last_trade_time":"2026-02-18T15:15:17","percent_change":17.4603,"prev_day_close":1.57499998807907},{"option":"SPX260220C06670000","bid":181.7,"bid_size":52.0,"ask":194.7,"ask_size":21.0,"iv":0.3001,"open_interest":69.0,"volume":0.0,"delta":0.9595,"gamma":0.0008,"vega":0.346,"theta":-1.6476,"rho":0.5252,"theo":187.5152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":276.23,"last_trade_time":"2026-02-03T12:33:53","percent_change":0.0,"prev_day_close":207.899993896484},{"option":"SPX260220P06670000","bid":1.6,"bid_size":208.0,"ask":1.8,"ask_size":168.0,"iv":0.2804,"open_interest":841.0,"volume":263.0,"delta":-0.0405,"gamma":0.0008,"vega":0.346,"theta":-1.7119,"rho":-0.0225,"theo":1.724,"change":0.05,"open":4.6,"high":5.3,"low":1.3,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T16:01:58","percent_change":3.0303,"prev_day_close":1.65000003576279},{"option":"SPX260220C06675000","bid":176.8,"bid_size":2.0,"ask":189.6,"ask_size":1.0,"iv":0.2935,"open_interest":844.0,"volume":0.0,"delta":0.9565,"gamma":0.0009,"vega":0.3656,"theta":-1.7784,"rho":0.524,"theo":182.647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.5,"last_trade_time":"2026-02-13T16:12:26","percent_change":0.0,"prev_day_close":203.0},{"option":"SPX260220P06675000","bid":1.75,"bid_size":169.0,"ask":1.95,"ask_size":183.0,"iv":0.2786,"open_interest":3084.0,"volume":709.0,"delta":-0.0434,"gamma":0.0009,"vega":0.3656,"theta":-1.841,"rho":-0.0241,"theo":1.8541,"change":0.1,"open":4.8,"high":5.8,"low":1.15,"tick":"no_change","last_trade_price":1.45,"last_trade_time":"2026-02-18T16:07:58","percent_change":5.71429,"prev_day_close":1.75},{"option":"SPX260220C06680000","bid":172.5,"bid_size":23.0,"ask":184.9,"ask_size":20.0,"iv":0.2985,"open_interest":301.0,"volume":0.0,"delta":0.9534,"gamma":0.0009,"vega":0.3867,"theta":-1.9213,"rho":0.5226,"theo":177.7908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":183.5,"last_trade_time":"2026-02-13T09:55:36","percent_change":0.0,"prev_day_close":198.0},{"option":"SPX260220P06680000","bid":1.9,"bid_size":166.0,"ask":2.1,"ask_size":175.0,"iv":0.2764,"open_interest":1046.0,"volume":391.0,"delta":-0.0466,"gamma":0.0009,"vega":0.3867,"theta":-1.9822,"rho":-0.0259,"theo":1.9962,"change":-0.095,"open":5.2,"high":6.0,"low":1.4,"tick":"down","last_trade_price":1.5,"last_trade_time":"2026-02-18T16:14:49","percent_change":-5.06667,"prev_day_close":1.875},{"option":"SPX260220C06685000","bid":167.0,"bid_size":2.0,"ask":179.9,"ask_size":1.0,"iv":0.2861,"open_interest":67.0,"volume":0.0,"delta":0.9499,"gamma":0.001,"vega":0.4092,"theta":-2.0774,"rho":0.5211,"theo":172.948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":272.9,"last_trade_time":"2026-02-12T10:10:56","percent_change":0.0,"prev_day_close":193.099998474121},{"option":"SPX260220P06685000","bid":2.05,"bid_size":165.0,"ask":2.25,"ask_size":164.0,"iv":0.2739,"open_interest":448.0,"volume":106.0,"delta":-0.05,"gamma":0.001,"vega":0.4092,"theta":-2.1365,"rho":-0.0278,"theo":2.1517,"change":-0.2,"open":5.5,"high":6.6,"low":1.35,"tick":"up","last_trade_price":1.57,"last_trade_time":"2026-02-18T16:00:17","percent_change":-10.0,"prev_day_close":2.0},{"option":"SPX260220C06690000","bid":162.2,"bid_size":2.0,"ask":175.1,"ask_size":1.0,"iv":0.2838,"open_interest":211.0,"volume":0.0,"delta":0.9462,"gamma":0.001,"vega":0.4331,"theta":-2.2481,"rho":0.5194,"theo":168.1199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":121.6,"last_trade_time":"2026-02-17T10:36:08","percent_change":0.0,"prev_day_close":188.349998474121},{"option":"SPX260220P06690000","bid":2.2,"bid_size":112.0,"ask":2.45,"ask_size":93.0,"iv":0.2717,"open_interest":906.0,"volume":297.0,"delta":-0.0538,"gamma":0.001,"vega":0.4331,"theta":-2.3055,"rho":-0.03,"theo":2.3218,"change":-0.1,"open":5.8,"high":6.8,"low":1.47,"tick":"up","last_trade_price":1.74,"last_trade_time":"2026-02-18T15:59:53","percent_change":-4.76191,"prev_day_close":2.10000002384186},{"option":"SPX260220C06695000","bid":157.5,"bid_size":2.0,"ask":170.4,"ask_size":20.0,"iv":0.2832,"open_interest":157.0,"volume":0.0,"delta":0.9421,"gamma":0.0011,"vega":0.458,"theta":-2.4346,"rho":0.5175,"theo":163.3078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.1,"last_trade_time":"2026-02-17T09:31:05","percent_change":0.0,"prev_day_close":183.349998474121},{"option":"SPX260220P06695000","bid":2.4,"bid_size":79.0,"ask":2.6,"ask_size":90.0,"iv":0.2692,"open_interest":611.0,"volume":346.0,"delta":-0.0578,"gamma":0.0011,"vega":0.458,"theta":-2.4903,"rho":-0.0322,"theo":2.5079,"change":-0.1,"open":6.2,"high":7.2,"low":1.7,"tick":"no_change","last_trade_price":1.8,"last_trade_time":"2026-02-18T16:09:01","percent_change":-4.44444,"prev_day_close":2.25},{"option":"SPX260220C06700000","bid":152.7,"bid_size":7.0,"ask":165.4,"ask_size":15.0,"iv":0.2762,"open_interest":4547.0,"volume":16.0,"delta":0.9378,"gamma":0.0012,"vega":0.484,"theta":-2.6383,"rho":0.5155,"theo":158.5129,"change":24.6,"open":204.79,"high":211.58,"low":175.79,"tick":"up","last_trade_price":183.45,"last_trade_time":"2026-02-18T15:46:54","percent_change":15.4863,"prev_day_close":178.650001525879},{"option":"SPX260220P06700000","bid":2.6,"bid_size":77.0,"ask":2.8,"ask_size":82.0,"iv":0.2669,"open_interest":16614.0,"volume":4501.0,"delta":-0.0622,"gamma":0.0012,"vega":0.484,"theta":-2.6922,"rho":-0.0347,"theo":2.7113,"change":0.35,"open":6.6,"high":7.6,"low":1.65,"tick":"no_change","last_trade_price":2.0,"last_trade_time":"2026-02-18T16:06:25","percent_change":14.5833,"prev_day_close":2.39999997615814},{"option":"SPX260220C06705000","bid":147.9,"bid_size":2.0,"ask":160.7,"ask_size":20.0,"iv":0.2759,"open_interest":83.0,"volume":0.0,"delta":0.933,"gamma":0.0013,"vega":0.5118,"theta":-2.8602,"rho":0.5132,"theo":153.7364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.15,"last_trade_time":"2026-02-09T10:22:37","percent_change":0.0,"prev_day_close":173.599998474121},{"option":"SPX260220P06705000","bid":2.85,"bid_size":91.0,"ask":3.1,"ask_size":123.0,"iv":0.2658,"open_interest":1022.0,"volume":480.0,"delta":-0.0669,"gamma":0.0013,"vega":0.5118,"theta":-2.9124,"rho":-0.0373,"theo":2.9331,"change":0.525,"open":7.0,"high":8.1,"low":1.77,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-18T16:12:14","percent_change":20.3883,"prev_day_close":2.57500004768372},{"option":"SPX260220C06710000","bid":143.2,"bid_size":52.0,"ask":156.0,"ask_size":30.0,"iv":0.2742,"open_interest":177.0,"volume":1.0,"delta":0.9279,"gamma":0.0014,"vega":0.5413,"theta":-3.1023,"rho":0.5108,"theo":148.9802,"change":48.95,"open":198.9,"high":198.9,"low":198.9,"tick":"up","last_trade_price":198.9,"last_trade_time":"2026-02-18T10:55:54","percent_change":32.6442,"prev_day_close":168.900001525879},{"option":"SPX260220P06710000","bid":3.1,"bid_size":86.0,"ask":3.3,"ask_size":120.0,"iv":0.2632,"open_interest":1666.0,"volume":1089.0,"delta":-0.072,"gamma":0.0014,"vega":0.5413,"theta":-3.1528,"rho":-0.0402,"theo":3.1751,"change":0.25,"open":7.5,"high":8.8,"low":1.85,"tick":"up","last_trade_price":2.33,"last_trade_time":"2026-02-18T16:14:48","percent_change":9.09091,"prev_day_close":2.75},{"option":"SPX260220C06715000","bid":138.5,"bid_size":2.0,"ask":151.2,"ask_size":20.0,"iv":0.2712,"open_interest":52.0,"volume":0.0,"delta":0.9224,"gamma":0.0014,"vega":0.5722,"theta":-3.3664,"rho":0.508,"theo":144.2462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.8,"last_trade_time":"2026-02-17T10:16:01","percent_change":0.0,"prev_day_close":164.199996948242},{"option":"SPX260220P06715000","bid":3.3,"bid_size":104.0,"ask":3.6,"ask_size":113.0,"iv":0.2608,"open_interest":858.0,"volume":400.0,"delta":-0.0775,"gamma":0.0014,"vega":0.5722,"theta":-3.4151,"rho":-0.0433,"theo":3.4393,"change":0.05,"open":7.9,"high":9.1,"low":2.0,"tick":"no_change","last_trade_price":2.55,"last_trade_time":"2026-02-18T16:09:38","percent_change":1.69491,"prev_day_close":2.95000004768372},{"option":"SPX260220C06720000","bid":133.9,"bid_size":52.0,"ask":146.5,"ask_size":30.0,"iv":0.2695,"open_interest":363.0,"volume":0.0,"delta":0.9165,"gamma":0.0015,"vega":0.604,"theta":-3.6544,"rho":0.5051,"theo":139.5362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.4,"last_trade_time":"2026-02-17T10:56:14","percent_change":0.0,"prev_day_close":159.349998474121},{"option":"SPX260220P06720000","bid":3.6,"bid_size":99.0,"ask":3.9,"ask_size":113.0,"iv":0.2589,"open_interest":824.0,"volume":378.0,"delta":-0.0835,"gamma":0.0015,"vega":0.604,"theta":-3.7014,"rho":-0.0467,"theo":3.7276,"change":0.3,"open":8.4,"high":10.1,"low":2.0,"tick":"down","last_trade_price":2.75,"last_trade_time":"2026-02-18T16:14:42","percent_change":9.375,"prev_day_close":3.19999992847443},{"option":"SPX260220C06725000","bid":129.4,"bid_size":23.0,"ask":141.8,"ask_size":20.0,"iv":0.2681,"open_interest":676.0,"volume":7.0,"delta":0.9101,"gamma":0.0016,"vega":0.6371,"theta":-3.9677,"rho":0.5019,"theo":134.8518,"change":29.29,"open":142.4,"high":165.99,"low":142.4,"tick":"up","last_trade_price":165.99,"last_trade_time":"2026-02-18T13:43:21","percent_change":21.4265,"prev_day_close":154.550003051758},{"option":"SPX260220P06725000","bid":3.9,"bid_size":99.0,"ask":4.2,"ask_size":107.0,"iv":0.2566,"open_interest":2294.0,"volume":804.0,"delta":-0.0898,"gamma":0.0016,"vega":0.6371,"theta":-4.013,"rho":-0.0502,"theo":4.0415,"change":0.8,"open":8.58,"high":10.3,"low":2.25,"tick":"down","last_trade_price":2.86,"last_trade_time":"2026-02-18T16:14:48","percent_change":23.5294,"prev_day_close":3.39999997615814},{"option":"SPX260220C06730000","bid":123.4,"bid_size":2.0,"ask":137.1,"ask_size":20.0,"iv":0.2552,"open_interest":330.0,"volume":0.0,"delta":0.9032,"gamma":0.0017,"vega":0.6722,"theta":-4.3084,"rho":0.4985,"theo":130.1949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.03,"last_trade_time":"2026-02-17T13:33:09","percent_change":0.0,"prev_day_close":149.849998474121},{"option":"SPX260220P06730000","bid":4.3,"bid_size":76.0,"ask":4.5,"ask_size":63.0,"iv":0.2546,"open_interest":1060.0,"volume":403.0,"delta":-0.0967,"gamma":0.0017,"vega":0.6722,"theta":-4.3519,"rho":-0.0541,"theo":4.3829,"change":0.65,"open":9.5,"high":11.2,"low":2.32,"tick":"up","last_trade_price":3.2,"last_trade_time":"2026-02-18T16:13:39","percent_change":17.8082,"prev_day_close":3.64999997615814},{"option":"SPX260220C06735000","bid":120.1,"bid_size":23.0,"ask":132.4,"ask_size":20.0,"iv":0.262,"open_interest":172.0,"volume":0.0,"delta":0.8958,"gamma":0.0019,"vega":0.7088,"theta":-4.6788,"rho":0.4947,"theo":125.5681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.98,"last_trade_time":"2026-02-17T13:41:57","percent_change":0.0,"prev_day_close":145.150001525879},{"option":"SPX260220P06735000","bid":4.7,"bid_size":25.0,"ask":4.9,"ask_size":97.0,"iv":0.253,"open_interest":573.0,"volume":307.0,"delta":-0.1041,"gamma":0.0019,"vega":0.7088,"theta":-4.7206,"rho":-0.0583,"theo":4.7543,"change":1.05,"open":10.0,"high":11.5,"low":2.55,"tick":"up","last_trade_price":3.4,"last_trade_time":"2026-02-18T16:13:39","percent_change":26.5823,"prev_day_close":3.95000004768372},{"option":"SPX260220C06740000","bid":115.2,"bid_size":2.0,"ask":127.8,"ask_size":20.0,"iv":0.2574,"open_interest":349.0,"volume":0.0,"delta":0.8879,"gamma":0.002,"vega":0.7462,"theta":-5.0816,"rho":0.4906,"theo":120.974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.67,"last_trade_time":"2026-02-17T14:25:56","percent_change":0.0,"prev_day_close":140.449996948242},{"option":"SPX260220P06740000","bid":5.1,"bid_size":25.0,"ask":5.3,"ask_size":89.0,"iv":0.2509,"open_interest":1259.0,"volume":255.0,"delta":-0.112,"gamma":0.002,"vega":0.7462,"theta":-5.1216,"rho":-0.0628,"theo":5.1584,"change":1.75,"open":10.84,"high":13.2,"low":2.6,"tick":"up","last_trade_price":3.2,"last_trade_time":"2026-02-18T15:59:07","percent_change":41.1765,"prev_day_close":4.25},{"option":"SPX260220C06745000","bid":110.2,"bid_size":2.0,"ask":123.2,"ask_size":20.0,"iv":0.252,"open_interest":81.0,"volume":2.0,"delta":0.8795,"gamma":0.0021,"vega":0.7844,"theta":-5.5185,"rho":0.4862,"theo":116.4146,"change":9.45,"open":127.0,"high":129.0,"low":127.0,"tick":"up","last_trade_price":129.0,"last_trade_time":"2026-02-18T09:40:39","percent_change":7.90464,"prev_day_close":135.75},{"option":"SPX260220P06745000","bid":5.4,"bid_size":61.0,"ask":5.7,"ask_size":1.0,"iv":0.2477,"open_interest":740.0,"volume":479.0,"delta":-0.1205,"gamma":0.0021,"vega":0.7844,"theta":-5.5569,"rho":-0.0676,"theo":5.5973,"change":0.65,"open":11.4,"high":13.4,"low":2.65,"tick":"no_change","last_trade_price":4.1,"last_trade_time":"2026-02-18T16:10:22","percent_change":14.2857,"prev_day_close":4.54999995231628},{"option":"SPX260220C06750000","bid":106.9,"bid_size":6.0,"ask":117.4,"ask_size":6.0,"iv":0.2464,"open_interest":3979.0,"volume":44.0,"delta":0.8704,"gamma":0.0022,"vega":0.8242,"theta":-5.9916,"rho":0.4816,"theo":111.8919,"change":-8.35,"open":119.8,"high":162.78,"low":119.2,"tick":"up","last_trade_price":142.5,"last_trade_time":"2026-02-18T15:55:55","percent_change":-6.37648,"prev_day_close":130.950004577637},{"option":"SPX260220P06750000","bid":5.9,"bid_size":54.0,"ask":6.3,"ask_size":62.0,"iv":0.2466,"open_interest":8350.0,"volume":1817.0,"delta":-0.1296,"gamma":0.0022,"vega":0.8242,"theta":-6.0282,"rho":-0.0727,"theo":6.0729,"change":0.7,"open":12.0,"high":13.6,"low":2.8,"tick":"down","last_trade_price":4.29,"last_trade_time":"2026-02-18T16:14:21","percent_change":14.2857,"prev_day_close":4.90000009536743},{"option":"SPX260220C06755000","bid":103.9,"bid_size":10.0,"ask":110.0,"ask_size":20.0,"iv":0.2189,"open_interest":50.0,"volume":5.0,"delta":0.8607,"gamma":0.0024,"vega":0.8656,"theta":-6.5036,"rho":0.4764,"theo":107.4092,"change":33.94,"open":145.09,"high":145.09,"low":145.09,"tick":"up","last_trade_price":145.09,"last_trade_time":"2026-02-18T10:31:24","percent_change":30.5353,"prev_day_close":126.400001525879},{"option":"SPX260220P06755000","bid":6.4,"bid_size":51.0,"ask":6.8,"ask_size":55.0,"iv":0.2444,"open_interest":1802.0,"volume":152.0,"delta":-0.1392,"gamma":0.0024,"vega":0.8656,"theta":-6.5384,"rho":-0.0782,"theo":6.5885,"change":0.9,"open":13.8,"high":13.8,"low":3.3,"tick":"no_change","last_trade_price":4.69,"last_trade_time":"2026-02-18T16:01:36","percent_change":17.3077,"prev_day_close":5.20000004768372},{"option":"SPX260220C06760000","bid":100.1,"bid_size":23.0,"ask":106.7,"ask_size":30.0,"iv":0.2454,"open_interest":239.0,"volume":5.0,"delta":0.8504,"gamma":0.0025,"vega":0.9073,"theta":-7.0571,"rho":0.471,"theo":102.9697,"change":3.45,"open":110.5,"high":110.5,"low":110.5,"tick":"down","last_trade_price":110.5,"last_trade_time":"2026-02-18T09:31:09","percent_change":3.22279,"prev_day_close":121.799999237061},{"option":"SPX260220P06760000","bid":7.0,"bid_size":46.0,"ask":7.4,"ask_size":52.0,"iv":0.2429,"open_interest":1407.0,"volume":320.0,"delta":-0.1496,"gamma":0.0025,"vega":0.9073,"theta":-7.0903,"rho":-0.0841,"theo":7.1472,"change":0.9,"open":13.8,"high":16.0,"low":3.2,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T16:10:34","percent_change":16.0714,"prev_day_close":5.59999990463257},{"option":"SPX260220C06765000","bid":96.0,"bid_size":23.0,"ask":102.0,"ask_size":20.0,"iv":0.2448,"open_interest":109.0,"volume":0.0,"delta":0.8394,"gamma":0.0026,"vega":0.9492,"theta":-7.6539,"rho":0.4652,"theo":98.5758,"change":-8.25,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.7,"last_trade_time":"2026-02-17T13:15:24","percent_change":-7.03625,"prev_day_close":117.25},{"option":"SPX260220P06765000","bid":7.6,"bid_size":44.0,"ask":8.0,"ask_size":48.0,"iv":0.2408,"open_interest":708.0,"volume":201.0,"delta":-0.1606,"gamma":0.0026,"vega":0.9492,"theta":-7.6853,"rho":-0.0903,"theo":7.7516,"change":2.9,"open":14.5,"high":14.5,"low":3.6,"tick":"no_change","last_trade_price":5.51,"last_trade_time":"2026-02-18T16:06:57","percent_change":47.541,"prev_day_close":6.09999990463257},{"option":"SPX260220C06770000","bid":91.6,"bid_size":23.0,"ask":97.7,"ask_size":20.0,"iv":0.2426,"open_interest":116.0,"volume":0.0,"delta":0.8276,"gamma":0.0028,"vega":0.9922,"theta":-8.2948,"rho":0.459,"theo":94.2298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.7,"last_trade_time":"2026-02-17T11:30:19","percent_change":0.0,"prev_day_close":112.700000762939},{"option":"SPX260220P06770000","bid":8.2,"bid_size":45.0,"ask":8.6,"ask_size":44.0,"iv":0.2383,"open_interest":794.0,"volume":219.0,"delta":-0.1723,"gamma":0.0028,"vega":0.9922,"theta":-8.3245,"rho":-0.0969,"theo":8.4038,"change":2.5,"open":15.1,"high":17.6,"low":3.7,"tick":"up","last_trade_price":5.91,"last_trade_time":"2026-02-18T16:14:21","percent_change":38.4615,"prev_day_close":6.5},{"option":"SPX260220C06775000","bid":87.3,"bid_size":23.0,"ask":93.3,"ask_size":20.0,"iv":0.2399,"open_interest":616.0,"volume":1.0,"delta":0.8152,"gamma":0.0029,"vega":1.036,"theta":-8.9816,"rho":0.4523,"theo":89.9355,"change":15.49,"open":110.44,"high":110.44,"low":110.44,"tick":"up","last_trade_price":110.44,"last_trade_time":"2026-02-18T14:35:36","percent_change":16.3138,"prev_day_close":108.400001525879},{"option":"SPX260220P06775000","bid":8.9,"bid_size":43.0,"ask":9.3,"ask_size":33.0,"iv":0.2363,"open_interest":3303.0,"volume":2138.0,"delta":-0.1847,"gamma":0.0029,"vega":1.036,"theta":-9.0096,"rho":-0.104,"theo":9.1078,"change":1.5,"open":16.1,"high":18.9,"low":3.9,"tick":"up","last_trade_price":5.35,"last_trade_time":"2026-02-18T15:58:22","percent_change":21.4286,"prev_day_close":7.0},{"option":"SPX260220C06780000","bid":82.9,"bid_size":20.0,"ask":89.1,"ask_size":20.0,"iv":0.2372,"open_interest":136.0,"volume":23.0,"delta":0.8021,"gamma":0.0031,"vega":1.0794,"theta":-9.7154,"rho":0.4452,"theo":85.6966,"change":24.43,"open":95.59,"high":115.48,"low":94.0,"tick":"up","last_trade_price":115.48,"last_trade_time":"2026-02-18T14:10:48","percent_change":26.8314,"prev_day_close":103.75},{"option":"SPX260220P06780000","bid":9.7,"bid_size":41.0,"ask":10.1,"ask_size":44.0,"iv":0.2351,"open_interest":1037.0,"volume":403.0,"delta":-0.1979,"gamma":0.0031,"vega":1.0794,"theta":-9.7417,"rho":-0.1116,"theo":9.8671,"change":2.0,"open":16.7,"high":20.6,"low":4.3,"tick":"no_change","last_trade_price":6.83,"last_trade_time":"2026-02-18T16:08:25","percent_change":26.3158,"prev_day_close":7.59999990463257},{"option":"SPX260220C06785000","bid":78.8,"bid_size":25.0,"ask":84.8,"ask_size":25.0,"iv":0.2349,"open_interest":128.0,"volume":25.0,"delta":0.7881,"gamma":0.0032,"vega":1.1223,"theta":-10.4946,"rho":0.4377,"theo":81.5153,"change":23.58,"open":91.64,"high":120.22,"low":91.64,"tick":"down","last_trade_price":110.93,"last_trade_time":"2026-02-18T14:10:48","percent_change":26.9949,"prev_day_close":99.3500022888184},{"option":"SPX260220P06785000","bid":10.5,"bid_size":38.0,"ask":11.0,"ask_size":41.0,"iv":0.2329,"open_interest":580.0,"volume":202.0,"delta":-0.2118,"gamma":0.0032,"vega":1.1223,"theta":-10.5192,"rho":-0.1194,"theo":10.6841,"change":1.85,"open":18.0,"high":21.0,"low":4.6,"tick":"up","last_trade_price":6.41,"last_trade_time":"2026-02-18T15:58:12","percent_change":22.6994,"prev_day_close":8.15000009536743},{"option":"SPX260220C06790000","bid":74.6,"bid_size":25.0,"ask":80.7,"ask_size":25.0,"iv":0.2325,"open_interest":369.0,"volume":25.0,"delta":0.7734,"gamma":0.0034,"vega":1.1654,"theta":-11.3161,"rho":0.4298,"theo":77.3947,"change":21.5,"open":116.61,"high":123.25,"low":83.37,"tick":"up","last_trade_price":104.7,"last_trade_time":"2026-02-18T15:55:26","percent_change":25.8413,"prev_day_close":94.9500007629394},{"option":"SPX260220P06790000","bid":11.4,"bid_size":38.0,"ask":11.8,"ask_size":31.0,"iv":0.231,"open_interest":3541.0,"volume":263.0,"delta":-0.2265,"gamma":0.0034,"vega":1.1654,"theta":-11.3389,"rho":-0.1277,"theo":11.5617,"change":3.35,"open":19.0,"high":21.9,"low":4.7,"tick":"no_change","last_trade_price":7.86,"last_trade_time":"2026-02-18T16:03:57","percent_change":38.2857,"prev_day_close":8.75},{"option":"SPX260220C06795000","bid":70.5,"bid_size":25.0,"ask":76.5,"ask_size":25.0,"iv":0.2296,"open_interest":98.0,"volume":13.0,"delta":0.7579,"gamma":0.0036,"vega":1.2082,"theta":-12.1764,"rho":0.4213,"theo":73.3391,"change":20.76,"open":99.4,"high":113.1,"low":98.02,"tick":"no_change","last_trade_price":100.16,"last_trade_time":"2026-02-18T14:22:10","percent_change":26.1461,"prev_day_close":90.5499992370606},{"option":"SPX260220P06795000","bid":12.3,"bid_size":36.0,"ask":12.8,"ask_size":29.0,"iv":0.2286,"open_interest":661.0,"volume":231.0,"delta":-0.2421,"gamma":0.0036,"vega":1.2082,"theta":-12.1975,"rho":-0.1367,"theo":12.5044,"change":1.05,"open":20.1,"high":23.0,"low":5.4,"tick":"up","last_trade_price":8.5,"last_trade_time":"2026-02-18T16:02:49","percent_change":11.1111,"prev_day_close":9.4500002861023},{"option":"SPX260220C06800000","bid":66.5,"bid_size":28.0,"ask":72.0,"ask_size":28.0,"iv":0.2253,"open_interest":8915.0,"volume":42.0,"delta":0.7416,"gamma":0.0037,"vega":1.2492,"theta":-13.0698,"rho":0.4124,"theo":69.3519,"change":3.82,"open":79.0,"high":104.78,"low":74.2,"tick":"up","last_trade_price":79.52,"last_trade_time":"2026-02-18T15:33:07","percent_change":5.04623,"prev_day_close":86.2000007629394},{"option":"SPX260220P06800000","bid":13.3,"bid_size":37.0,"ask":13.8,"ask_size":41.0,"iv":0.2268,"open_interest":18893.0,"volume":5568.0,"delta":-0.2584,"gamma":0.0037,"vega":1.2492,"theta":-13.0891,"rho":-0.146,"theo":13.5155,"change":3.45,"open":20.9,"high":24.8,"low":5.3,"tick":"up","last_trade_price":9.4,"last_trade_time":"2026-02-18T16:14:29","percent_change":33.9901,"prev_day_close":10.1500000953674},{"option":"SPX260220C06805000","bid":62.5,"bid_size":25.0,"ask":68.4,"ask_size":25.0,"iv":0.2241,"open_interest":246.0,"volume":1.0,"delta":0.7244,"gamma":0.0039,"vega":1.289,"theta":-13.9854,"rho":0.4031,"theo":65.4355,"change":33.87,"open":105.87,"high":105.87,"low":105.87,"tick":"up","last_trade_price":105.87,"last_trade_time":"2026-02-18T11:13:28","percent_change":47.0417,"prev_day_close":82.0499992370606},{"option":"SPX260220P06805000","bid":14.4,"bid_size":34.0,"ask":14.9,"ask_size":40.0,"iv":0.2244,"open_interest":939.0,"volume":309.0,"delta":-0.2756,"gamma":0.0039,"vega":1.289,"theta":-14.003,"rho":-0.1556,"theo":14.5973,"change":2.85,"open":22.6,"high":25.5,"low":6.5,"tick":"up","last_trade_price":10.05,"last_trade_time":"2026-02-18T16:13:43","percent_change":26.2673,"prev_day_close":10.8499999046326},{"option":"SPX260220C06810000","bid":58.6,"bid_size":25.0,"ask":64.5,"ask_size":25.0,"iv":0.2215,"open_interest":274.0,"volume":28.0,"delta":0.7064,"gamma":0.004,"vega":1.3278,"theta":-14.9093,"rho":0.3932,"theo":61.5938,"change":24.93,"open":73.6,"high":98.77,"low":73.6,"tick":"down","last_trade_price":93.43,"last_trade_time":"2026-02-18T13:42:10","percent_change":36.3942,"prev_day_close":77.7999992370606},{"option":"SPX260220P06810000","bid":15.6,"bid_size":23.0,"ask":16.1,"ask_size":35.0,"iv":0.2226,"open_interest":676.0,"volume":259.0,"delta":-0.2936,"gamma":0.004,"vega":1.3278,"theta":-14.9252,"rho":-0.166,"theo":15.7539,"change":4.35,"open":23.7,"high":27.1,"low":6.18,"tick":"up","last_trade_price":11.1,"last_trade_time":"2026-02-18T16:09:57","percent_change":37.3391,"prev_day_close":11.6500000953674},{"option":"SPX260220C06815000","bid":57.6,"bid_size":4.0,"ask":58.3,"ask_size":6.0,"iv":0.2198,"open_interest":153.0,"volume":16.0,"delta":0.6876,"gamma":0.0042,"vega":1.3642,"theta":-15.8264,"rho":0.3828,"theo":57.8317,"change":16.59,"open":66.9,"high":96.5,"low":66.1,"tick":"up","last_trade_price":81.59,"last_trade_time":"2026-02-18T15:53:03","percent_change":25.5231,"prev_day_close":74.0},{"option":"SPX260220P06815000","bid":16.7,"bid_size":33.0,"ask":17.3,"ask_size":25.0,"iv":0.2201,"open_interest":326.0,"volume":107.0,"delta":-0.3124,"gamma":0.0042,"vega":1.3642,"theta":-15.8405,"rho":-0.1768,"theo":16.99,"change":4.15,"open":25.0,"high":27.7,"low":7.1,"tick":"up","last_trade_price":11.52,"last_trade_time":"2026-02-18T16:04:25","percent_change":33.0677,"prev_day_close":12.5499997138977},{"option":"SPX260220C06820000","bid":53.9,"bid_size":6.0,"ask":54.6,"ask_size":6.0,"iv":0.2181,"open_interest":359.0,"volume":12.0,"delta":0.6679,"gamma":0.0043,"vega":1.3978,"theta":-16.7169,"rho":0.3721,"theo":54.1516,"change":-10.0,"open":66.3,"high":87.64,"low":60.87,"tick":"down","last_trade_price":60.87,"last_trade_time":"2026-02-18T15:13:40","percent_change":-14.3369,"prev_day_close":69.75},{"option":"SPX260220P06820000","bid":18.1,"bid_size":22.0,"ask":18.6,"ask_size":26.0,"iv":0.2177,"open_interest":844.0,"volume":269.0,"delta":-0.3321,"gamma":0.0043,"vega":1.3978,"theta":-16.7293,"rho":-0.1879,"theo":18.3082,"change":4.15,"open":26.5,"high":29.9,"low":7.0,"tick":"up","last_trade_price":12.6,"last_trade_time":"2026-02-18T16:10:32","percent_change":30.855,"prev_day_close":13.4500002861023},{"option":"SPX260220C06825000","bid":50.3,"bid_size":6.0,"ask":51.0,"ask_size":8.0,"iv":0.215,"open_interest":3023.0,"volume":44.0,"delta":0.6473,"gamma":0.0045,"vega":1.429,"theta":-17.5543,"rho":0.3608,"theo":50.5572,"change":-13.95,"open":64.75,"high":87.86,"low":57.23,"tick":"down","last_trade_price":71.28,"last_trade_time":"2026-02-18T15:59:14","percent_change":-21.1845,"prev_day_close":65.8499984741211},{"option":"SPX260220P06825000","bid":19.4,"bid_size":29.0,"ask":20.0,"ask_size":29.0,"iv":0.2153,"open_interest":6789.0,"volume":1034.0,"delta":-0.3526,"gamma":0.0045,"vega":1.429,"theta":-17.5649,"rho":-0.1996,"theo":19.7121,"change":3.95,"open":27.8,"high":32.0,"low":7.67,"tick":"up","last_trade_price":13.7,"last_trade_time":"2026-02-18T16:07:02","percent_change":27.3356,"prev_day_close":14.4500002861023},{"option":"SPX260220C06830000","bid":46.8,"bid_size":16.0,"ask":47.4,"ask_size":5.0,"iv":0.213,"open_interest":419.0,"volume":41.0,"delta":0.6259,"gamma":0.0046,"vega":1.4571,"theta":-18.31,"rho":0.3488,"theo":47.0543,"change":-7.05,"open":58.7,"high":81.36,"low":52.3,"tick":"down","last_trade_price":67.23,"last_trade_time":"2026-02-18T15:59:14","percent_change":-11.417,"prev_day_close":61.75},{"option":"SPX260220P06830000","bid":20.9,"bid_size":26.0,"ask":21.5,"ask_size":29.0,"iv":0.213,"open_interest":535.0,"volume":373.0,"delta":-0.374,"gamma":0.0046,"vega":1.4571,"theta":-18.319,"rho":-0.212,"theo":21.2074,"change":5.07,"open":29.4,"high":33.7,"low":8.3,"tick":"no_change","last_trade_price":14.57,"last_trade_time":"2026-02-18T16:13:42","percent_change":32.6045,"prev_day_close":15.5499997138977},{"option":"SPX260220C06835000","bid":43.4,"bid_size":18.0,"ask":44.0,"ask_size":12.0,"iv":0.2106,"open_interest":166.0,"volume":21.0,"delta":0.6037,"gamma":0.0048,"vega":1.481,"theta":-18.957,"rho":0.3366,"theo":43.6463,"change":-13.1,"open":59.4,"high":80.8,"low":56.4,"tick":"down","last_trade_price":78.23,"last_trade_time":"2026-02-18T10:20:07","percent_change":-22.6644,"prev_day_close":57.7999992370606},{"option":"SPX260220P06835000","bid":22.5,"bid_size":23.0,"ask":23.1,"ask_size":24.0,"iv":0.2106,"open_interest":454.0,"volume":246.0,"delta":-0.3963,"gamma":0.0048,"vega":1.481,"theta":-18.9642,"rho":-0.2246,"theo":22.7977,"change":-3.25,"open":31.0,"high":34.3,"low":9.5,"tick":"no_change","last_trade_price":15.63,"last_trade_time":"2026-02-18T16:13:42","percent_change":-19.5195,"prev_day_close":16.6499996185303},{"option":"SPX260220C06840000","bid":40.1,"bid_size":13.0,"ask":40.7,"ask_size":8.0,"iv":0.2082,"open_interest":567.0,"volume":191.0,"delta":0.5806,"gamma":0.0049,"vega":1.501,"theta":-19.4627,"rho":0.3239,"theo":40.3371,"change":-13.2,"open":50.62,"high":78.11,"low":46.8,"tick":"up","last_trade_price":57.05,"last_trade_time":"2026-02-18T16:02:43","percent_change":-24.4444,"prev_day_close":54.0},{"option":"SPX260220P06840000","bid":24.2,"bid_size":17.0,"ask":24.8,"ask_size":29.0,"iv":0.2079,"open_interest":2145.0,"volume":1059.0,"delta":-0.4193,"gamma":0.0049,"vega":1.501,"theta":-19.4682,"rho":-0.2377,"theo":24.4867,"change":3.6,"open":32.7,"high":37.1,"low":9.5,"tick":"up","last_trade_price":17.25,"last_trade_time":"2026-02-18T16:09:02","percent_change":20.1117,"prev_day_close":17.9000005722046},{"option":"SPX260220C06845000","bid":36.9,"bid_size":16.0,"ask":37.5,"ask_size":23.0,"iv":0.2057,"open_interest":601.0,"volume":168.0,"delta":0.5567,"gamma":0.005,"vega":1.5165,"theta":-19.792,"rho":0.3105,"theo":37.1336,"change":-6.75,"open":48.1,"high":71.15,"low":44.4,"tick":"up","last_trade_price":53.25,"last_trade_time":"2026-02-18T16:02:43","percent_change":-13.4062,"prev_day_close":50.3500003814697},{"option":"SPX260220P06845000","bid":26.0,"bid_size":16.0,"ask":26.6,"ask_size":27.0,"iv":0.2054,"open_interest":1066.0,"volume":251.0,"delta":-0.4432,"gamma":0.005,"vega":1.5165,"theta":-19.7957,"rho":-0.2515,"theo":26.2814,"change":6.11,"open":39.8,"high":39.8,"low":10.8,"tick":"no_change","last_trade_price":18.3,"last_trade_time":"2026-02-18T16:11:16","percent_change":31.906,"prev_day_close":19.1499996185303},{"option":"SPX260220C06850000","bid":33.8,"bid_size":15.0,"ask":34.4,"ask_size":20.0,"iv":0.2031,"open_interest":13785.0,"volume":4388.0,"delta":0.5321,"gamma":0.0051,"vega":1.5266,"theta":-19.9203,"rho":0.2969,"theo":34.0404,"change":-10.85,"open":45.0,"high":70.4,"low":38.76,"tick":"down","last_trade_price":49.25,"last_trade_time":"2026-02-18T16:05:13","percent_change":-23.2086,"prev_day_close":46.75},{"option":"SPX260220P06850000","bid":27.9,"bid_size":14.0,"ask":28.5,"ask_size":26.0,"iv":0.2028,"open_interest":15208.0,"volume":6076.0,"delta":-0.4679,"gamma":0.0051,"vega":1.5266,"theta":-19.9223,"rho":-0.2655,"theo":28.1866,"change":6.82,"open":41.6,"high":41.8,"low":10.82,"tick":"up","last_trade_price":19.7,"last_trade_time":"2026-02-18T16:11:19","percent_change":33.1873,"prev_day_close":20.5500001907349},{"option":"SPX260220C06855000","bid":30.8,"bid_size":15.0,"ask":31.4,"ask_size":20.0,"iv":0.2,"open_interest":368.0,"volume":91.0,"delta":0.5067,"gamma":0.0052,"vega":1.5312,"theta":-19.826,"rho":0.2828,"theo":31.0625,"change":-11.95,"open":41.9,"high":65.38,"low":35.7,"tick":"up","last_trade_price":40.1,"last_trade_time":"2026-02-18T15:31:35","percent_change":-27.6301,"prev_day_close":43.25},{"option":"SPX260220P06855000","bid":29.9,"bid_size":14.0,"ask":30.5,"ask_size":22.0,"iv":0.2,"open_interest":598.0,"volume":334.0,"delta":-0.4933,"gamma":0.0052,"vega":1.5312,"theta":-19.8263,"rho":-0.2801,"theo":30.2069,"change":7.1,"open":41.6,"high":43.5,"low":12.2,"tick":"no_change","last_trade_price":20.88,"last_trade_time":"2026-02-18T16:13:42","percent_change":32.2727,"prev_day_close":22.0},{"option":"SPX260220C06860000","bid":28.0,"bid_size":14.0,"ask":28.5,"ask_size":8.0,"iv":0.1973,"open_interest":540.0,"volume":177.0,"delta":0.4806,"gamma":0.0052,"vega":1.5297,"theta":-19.4883,"rho":0.2681,"theo":28.2082,"change":-10.05,"open":38.9,"high":60.64,"low":32.5,"tick":"up","last_trade_price":42.7,"last_trade_time":"2026-02-18T16:02:49","percent_change":-25.2196,"prev_day_close":39.8499984741211},{"option":"SPX260220P06860000","bid":32.0,"bid_size":4.0,"ask":32.6,"ask_size":19.0,"iv":0.1974,"open_interest":1763.0,"volume":576.0,"delta":-0.5194,"gamma":0.0052,"vega":1.5297,"theta":-19.4868,"rho":-0.2951,"theo":32.3508,"change":5.4,"open":46.3,"high":46.3,"low":12.7,"tick":"no_change","last_trade_price":22.44,"last_trade_time":"2026-02-18T16:13:42","percent_change":22.8814,"prev_day_close":23.5999994277954},{"option":"SPX260220C06865000","bid":25.2,"bid_size":23.0,"ask":25.8,"ask_size":26.0,"iv":0.1948,"open_interest":291.0,"volume":189.0,"delta":0.4538,"gamma":0.0053,"vega":1.5217,"theta":-18.907,"rho":0.2534,"theo":25.4827,"change":-9.45,"open":36.0,"high":54.97,"low":30.0,"tick":"up","last_trade_price":38.18,"last_trade_time":"2026-02-18T16:14:21","percent_change":-25.9259,"prev_day_close":36.4500007629394},{"option":"SPX260220P06865000","bid":34.3,"bid_size":14.0,"ask":34.9,"ask_size":17.0,"iv":0.1945,"open_interest":560.0,"volume":346.0,"delta":-0.5461,"gamma":0.0053,"vega":1.5217,"theta":-18.9038,"rho":-0.3103,"theo":34.6236,"change":11.3,"open":41.3,"high":41.3,"low":15.1,"tick":"down","last_trade_price":24.15,"last_trade_time":"2026-02-18T16:13:11","percent_change":44.664,"prev_day_close":25.3000001907349},{"option":"SPX260220C06870000","bid":22.6,"bid_size":26.0,"ask":23.2,"ask_size":21.0,"iv":0.192,"open_interest":1430.0,"volume":891.0,"delta":0.4266,"gamma":0.0053,"vega":1.5065,"theta":-18.0924,"rho":0.2381,"theo":22.8928,"change":-5.25,"open":33.1,"high":53.77,"low":26.8,"tick":"down","last_trade_price":35.3,"last_trade_time":"2026-02-18T16:14:07","percent_change":-15.7895,"prev_day_close":33.25},{"option":"SPX260220P06870000","bid":36.7,"bid_size":13.0,"ask":37.3,"ask_size":16.0,"iv":0.1917,"open_interest":1249.0,"volume":275.0,"delta":-0.5734,"gamma":0.0053,"vega":1.5065,"theta":-18.0875,"rho":-0.326,"theo":37.0319,"change":11.21,"open":44.44,"high":44.44,"low":14.7,"tick":"down","last_trade_price":26.0,"last_trade_time":"2026-02-18T16:12:03","percent_change":41.4418,"prev_day_close":27.0500001907349},{"option":"SPX260220C06875000","bid":20.2,"bid_size":20.0,"ask":20.8,"ask_size":29.0,"iv":0.1896,"open_interest":2973.0,"volume":703.0,"delta":0.399,"gamma":0.0053,"vega":1.484,"theta":-17.0612,"rho":0.2227,"theo":20.4472,"change":-9.15,"open":30.4,"high":51.0,"low":24.4,"tick":"down","last_trade_price":32.1,"last_trade_time":"2026-02-18T16:00:38","percent_change":-30.3483,"prev_day_close":30.1499996185303},{"option":"SPX260220P06875000","bid":39.1,"bid_size":14.0,"ask":39.9,"ask_size":14.0,"iv":0.189,"open_interest":3257.0,"volume":2858.0,"delta":-0.601,"gamma":0.0053,"vega":1.484,"theta":-17.0546,"rho":-0.3418,"theo":39.5846,"change":8.1,"open":39.71,"high":39.71,"low":15.8,"tick":"down","last_trade_price":27.5,"last_trade_time":"2026-02-18T16:13:25","percent_change":28.0277,"prev_day_close":28.9000005722046},{"option":"SPX260220C06880000","bid":17.9,"bid_size":21.0,"ask":18.5,"ask_size":25.0,"iv":0.1869,"open_interest":1467.0,"volume":969.0,"delta":0.3711,"gamma":0.0053,"vega":1.4542,"theta":-15.8536,"rho":0.2072,"theo":18.1504,"change":-8.95,"open":27.8,"high":46.0,"low":21.8,"tick":"down","last_trade_price":28.7,"last_trade_time":"2026-02-18T16:13:53","percent_change":-32.965,"prev_day_close":27.1499996185303},{"option":"SPX260220P06880000","bid":41.8,"bid_size":12.0,"ask":42.6,"ask_size":8.0,"iv":0.187,"open_interest":1924.0,"volume":359.0,"delta":-0.6289,"gamma":0.0053,"vega":1.4542,"theta":-15.8452,"rho":-0.3578,"theo":42.286,"change":12.43,"open":43.4,"high":50.24,"low":17.2,"tick":"down","last_trade_price":29.2,"last_trade_time":"2026-02-18T16:14:12","percent_change":40.2265,"prev_day_close":30.9000005722046},{"option":"SPX260220C06885000","bid":15.8,"bid_size":25.0,"ask":16.4,"ask_size":32.0,"iv":0.1842,"open_interest":1225.0,"volume":594.0,"delta":0.3431,"gamma":0.0052,"vega":1.416,"theta":-14.5153,"rho":0.1914,"theo":16.0107,"change":-8.4,"open":25.2,"high":43.1,"low":19.4,"tick":"down","last_trade_price":25.5,"last_trade_time":"2026-02-18T16:06:44","percent_change":-34.5679,"prev_day_close":24.3000001907349},{"option":"SPX260220P06885000","bid":44.2,"bid_size":15.0,"ask":46.0,"ask_size":15.0,"iv":0.1843,"open_interest":1165.0,"volume":354.0,"delta":-0.6568,"gamma":0.0052,"vega":1.416,"theta":-14.5052,"rho":-0.374,"theo":45.1447,"change":5.9,"open":47.01,"high":47.01,"low":18.4,"tick":"down","last_trade_price":31.75,"last_trade_time":"2026-02-18T16:13:11","percent_change":17.8248,"prev_day_close":33.1000003814697},{"option":"SPX260220C06890000","bid":13.9,"bid_size":23.0,"ask":14.4,"ask_size":34.0,"iv":0.1822,"open_interest":459.0,"volume":484.0,"delta":0.3153,"gamma":0.0051,"vega":1.3711,"theta":-13.097,"rho":0.176,"theo":14.0324,"change":-6.75,"open":22.93,"high":38.2,"low":17.2,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-18T16:03:47","percent_change":-31.3225,"prev_day_close":21.5500001907349},{"option":"SPX260220P06890000","bid":47.3,"bid_size":15.0,"ask":49.0,"ask_size":15.0,"iv":0.1819,"open_interest":1291.0,"volume":484.0,"delta":-0.6847,"gamma":0.0051,"vega":1.3711,"theta":-13.0852,"rho":-0.3898,"theo":48.1646,"change":9.25,"open":52.8,"high":52.8,"low":19.6,"tick":"no_change","last_trade_price":29.0,"last_trade_time":"2026-02-18T15:55:42","percent_change":26.1669,"prev_day_close":35.3499984741211},{"option":"SPX260220C06895000","bid":12.1,"bid_size":26.0,"ask":12.6,"ask_size":35.0,"iv":0.1795,"open_interest":420.0,"volume":245.0,"delta":0.2879,"gamma":0.005,"vega":1.3181,"theta":-11.6575,"rho":0.1605,"theo":12.2193,"change":-6.0,"open":19.8,"high":37.03,"low":15.0,"tick":"no_change","last_trade_price":20.0,"last_trade_time":"2026-02-18T16:12:11","percent_change":-31.5789,"prev_day_close":19.0},{"option":"SPX260220P06895000","bid":50.5,"bid_size":15.0,"ask":52.2,"ask_size":15.0,"iv":0.1796,"open_interest":613.0,"volume":160.0,"delta":-0.7121,"gamma":0.005,"vega":1.3181,"theta":-11.644,"rho":-0.4057,"theo":51.3497,"change":-7.0,"open":32.8,"high":47.68,"low":21.8,"tick":"up","last_trade_price":37.1,"last_trade_time":"2026-02-18T16:09:50","percent_change":-18.5185,"prev_day_close":37.7999992370606},{"option":"SPX260220C06900000","bid":10.5,"bid_size":35.0,"ask":11.0,"ask_size":40.0,"iv":0.1776,"open_interest":17474.0,"volume":13276.0,"delta":0.2611,"gamma":0.0048,"vega":1.2589,"theta":-10.2453,"rho":0.1456,"theo":10.5737,"change":-5.1,"open":18.3,"high":33.6,"low":13.0,"tick":"no_change","last_trade_price":17.3,"last_trade_time":"2026-02-18T16:12:54","percent_change":-30.7229,"prev_day_close":16.5999994277954},{"option":"SPX260220P06900000","bid":51.3,"bid_size":28.0,"ask":57.7,"ask_size":28.0,"iv":0.1753,"open_interest":20215.0,"volume":9254.0,"delta":-0.7389,"gamma":0.0048,"vega":1.2589,"theta":-10.23,"rho":-0.421,"theo":54.7024,"change":12.61,"open":55.0,"high":59.47,"low":22.65,"tick":"no_change","last_trade_price":33.3,"last_trade_time":"2026-02-18T15:59:44","percent_change":31.2129,"prev_day_close":40.3999996185303},{"option":"SPX260220C06905000","bid":9.0,"bid_size":35.0,"ask":9.4,"ask_size":29.0,"iv":0.1753,"open_interest":770.0,"volume":559.0,"delta":0.2352,"gamma":0.0046,"vega":1.1939,"theta":-8.9032,"rho":0.131,"theo":9.093,"change":6.85,"open":16.2,"high":30.55,"low":11.5,"tick":"down","last_trade_price":15.7,"last_trade_time":"2026-02-18T16:05:41","percent_change":47.7352,"prev_day_close":14.3499999046326},{"option":"SPX260220P06905000","bid":54.8,"bid_size":20.0,"ask":61.2,"ask_size":20.0,"iv":0.1734,"open_interest":636.0,"volume":144.0,"delta":-0.7647,"gamma":0.0046,"vega":1.1939,"theta":-8.8862,"rho":-0.4359,"theo":58.22,"change":-0.25,"open":49.0,"high":55.59,"low":25.0,"tick":"down","last_trade_price":37.0,"last_trade_time":"2026-02-18T15:59:03","percent_change":-0.579373,"prev_day_close":43.1499996185303},{"option":"SPX260220C06910000","bid":7.7,"bid_size":38.0,"ask":8.1,"ask_size":38.0,"iv":0.1731,"open_interest":569.0,"volume":487.0,"delta":0.2105,"gamma":0.0043,"vega":1.1236,"theta":-7.6625,"rho":0.1172,"theo":7.7748,"change":-4.25,"open":14.3,"high":27.86,"low":9.64,"tick":"down","last_trade_price":12.94,"last_trade_time":"2026-02-18T16:12:42","percent_change":-34.6939,"prev_day_close":12.25},{"option":"SPX260220P06910000","bid":58.4,"bid_size":35.0,"ask":64.7,"ask_size":23.0,"iv":0.1706,"open_interest":633.0,"volume":74.0,"delta":-0.7895,"gamma":0.0043,"vega":1.1236,"theta":-7.6438,"rho":-0.4502,"theo":61.9,"change":-34.05,"open":60.3,"high":60.3,"low":26.56,"tick":"down","last_trade_price":39.45,"last_trade_time":"2026-02-18T15:50:47","percent_change":-46.3265,"prev_day_close":46.0},{"option":"SPX260220C06915000","bid":6.5,"bid_size":45.0,"ask":6.9,"ask_size":46.0,"iv":0.1715,"open_interest":844.0,"volume":431.0,"delta":0.1871,"gamma":0.0041,"vega":1.0506,"theta":-6.539,"rho":0.1041,"theo":6.6097,"change":-3.35,"open":12.4,"high":23.75,"low":8.25,"tick":"up","last_trade_price":11.5,"last_trade_time":"2026-02-18T16:14:21","percent_change":-32.3671,"prev_day_close":10.3499999046326},{"option":"SPX260220P06915000","bid":63.2,"bid_size":28.0,"ask":68.6,"ask_size":28.0,"iv":0.1722,"open_interest":1417.0,"volume":72.0,"delta":-0.8128,"gamma":0.0041,"vega":1.0506,"theta":-6.5185,"rho":-0.4636,"theo":65.7331,"change":10.7,"open":54.43,"high":54.43,"low":28.66,"tick":"up","last_trade_price":50.21,"last_trade_time":"2026-02-18T14:35:38","percent_change":21.7923,"prev_day_close":49.0999984741211},{"option":"SPX260220C06920000","bid":5.5,"bid_size":43.0,"ask":5.9,"ask_size":48.0,"iv":0.1702,"open_interest":1468.0,"volume":598.0,"delta":0.1652,"gamma":0.0038,"vega":0.9741,"theta":-5.5412,"rho":0.0919,"theo":5.5896,"change":-2.85,"open":10.8,"high":21.6,"low":6.73,"tick":"up","last_trade_price":9.7,"last_trade_time":"2026-02-18T16:14:20","percent_change":-32.948,"prev_day_close":8.65000009536743},{"option":"SPX260220P06920000","bid":67.2,"bid_size":28.0,"ask":72.4,"ask_size":26.0,"iv":0.1699,"open_interest":1625.0,"volume":85.0,"delta":-0.8347,"gamma":0.0038,"vega":0.9741,"theta":-5.519,"rho":-0.4763,"theo":69.7114,"change":0.45,"open":45.35,"high":45.35,"low":34.5,"tick":"up","last_trade_price":42.18,"last_trade_time":"2026-02-18T15:54:40","percent_change":0.859598,"prev_day_close":52.3500003814697},{"option":"SPX260220C06925000","bid":4.7,"bid_size":25.0,"ask":4.9,"ask_size":71.0,"iv":0.1681,"open_interest":5968.0,"volume":1816.0,"delta":0.145,"gamma":0.0035,"vega":0.8979,"theta":-4.6653,"rho":0.0806,"theo":4.7014,"change":-2.3,"open":9.3,"high":19.1,"low":5.6,"tick":"no_change","last_trade_price":8.2,"last_trade_time":"2026-02-18T16:14:20","percent_change":-32.3944,"prev_day_close":7.09999990463257},{"option":"SPX260220P06925000","bid":71.2,"bid_size":20.0,"ask":76.4,"ask_size":23.0,"iv":0.1673,"open_interest":4382.0,"volume":519.0,"delta":-0.855,"gamma":0.0035,"vega":0.8979,"theta":-4.6413,"rho":-0.488,"theo":73.8214,"change":-6.3,"open":75.96,"high":75.96,"low":32.76,"tick":"down","last_trade_price":53.76,"last_trade_time":"2026-02-18T15:46:08","percent_change":-11.25,"prev_day_close":56.0},{"option":"SPX260220C06930000","bid":3.9,"bid_size":25.0,"ask":4.1,"ask_size":42.0,"iv":0.1671,"open_interest":1023.0,"volume":477.0,"delta":0.1264,"gamma":0.0032,"vega":0.8204,"theta":-3.9055,"rho":0.0701,"theo":3.9341,"change":-1.5,"open":8.3,"high":16.71,"low":4.52,"tick":"down","last_trade_price":6.63,"last_trade_time":"2026-02-18T16:14:28","percent_change":-26.087,"prev_day_close":5.75},{"option":"SPX260220P06930000","bid":75.4,"bid_size":20.0,"ask":80.6,"ask_size":23.0,"iv":0.1656,"open_interest":850.0,"volume":71.0,"delta":-0.8736,"gamma":0.0032,"vega":0.8204,"theta":-3.8798,"rho":-0.4989,"theo":78.0523,"change":-15.2,"open":45.6,"high":69.93,"low":40.1,"tick":"no_change","last_trade_price":69.93,"last_trade_time":"2026-02-18T15:09:18","percent_change":-25.5462,"prev_day_close":59.5},{"option":"SPX260220C06935000","bid":3.2,"bid_size":104.0,"ask":3.5,"ask_size":113.0,"iv":0.1662,"open_interest":469.0,"volume":610.0,"delta":0.1095,"gamma":0.0029,"vega":0.7454,"theta":-3.2509,"rho":0.0607,"theo":3.2742,"change":-1.15,"open":6.6,"high":14.95,"low":3.73,"tick":"up","last_trade_price":5.38,"last_trade_time":"2026-02-18T16:14:28","percent_change":-24.7312,"prev_day_close":4.65000009536743},{"option":"SPX260220P06935000","bid":79.5,"bid_size":20.0,"ask":84.9,"ask_size":23.0,"iv":0.1624,"open_interest":438.0,"volume":16.0,"delta":-0.8905,"gamma":0.0029,"vega":0.7454,"theta":-3.2235,"rho":-0.5087,"theo":82.3907,"change":8.45,"open":57.0,"high":68.43,"low":56.6,"tick":"up","last_trade_price":68.43,"last_trade_time":"2026-02-18T14:42:54","percent_change":13.3386,"prev_day_close":63.3500022888184},{"option":"SPX260220C06940000","bid":2.6,"bid_size":111.0,"ask":2.85,"ask_size":74.0,"iv":0.1643,"open_interest":1736.0,"volume":579.0,"delta":0.0942,"gamma":0.0026,"vega":0.6714,"theta":-2.6918,"rho":0.0522,"theo":2.7109,"change":-1.0,"open":5.5,"high":12.98,"low":3.0,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-18T16:14:26","percent_change":-27.027,"prev_day_close":3.69999992847443},{"option":"SPX260220P06940000","bid":83.6,"bid_size":20.0,"ask":89.3,"ask_size":23.0,"iv":0.158,"open_interest":2534.0,"volume":80.0,"delta":-0.9057,"gamma":0.0026,"vega":0.6714,"theta":-2.6627,"rho":-0.5177,"theo":86.8257,"change":-14.35,"open":77.78,"high":77.78,"low":42.45,"tick":"down","last_trade_price":63.66,"last_trade_time":"2026-02-18T15:46:41","percent_change":-21.3066,"prev_day_close":67.3500022888184},{"option":"SPX260220C06945000","bid":2.15,"bid_size":70.0,"ask":2.35,"ask_size":83.0,"iv":0.1635,"open_interest":7107.0,"volume":2421.0,"delta":0.0806,"gamma":0.0024,"vega":0.6013,"theta":-2.2169,"rho":0.0446,"theo":2.2327,"change":-0.525,"open":4.5,"high":11.08,"low":2.32,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-18T16:09:50","percent_change":-18.2609,"prev_day_close":2.875},{"option":"SPX260220P06945000","bid":87.9,"bid_size":20.0,"ask":93.8,"ask_size":23.0,"iv":0.1549,"open_interest":1030.0,"volume":47.0,"delta":-0.9194,"gamma":0.0024,"vega":0.6013,"theta":-2.1861,"rho":-0.5256,"theo":91.3457,"change":-35.05,"open":56.33,"high":67.2,"low":49.52,"tick":"down","last_trade_price":64.3,"last_trade_time":"2026-02-18T15:59:31","percent_change":-35.2793,"prev_day_close":71.5999984741211},{"option":"SPX260220C06950000","bid":1.75,"bid_size":78.0,"ask":1.95,"ask_size":97.0,"iv":0.1628,"open_interest":17888.0,"volume":3976.0,"delta":0.0685,"gamma":0.0021,"vega":0.5342,"theta":-1.817,"rho":0.0378,"theo":1.8299,"change":-0.5,"open":3.55,"high":9.5,"low":1.9,"tick":"down","last_trade_price":2.65,"last_trade_time":"2026-02-18T16:14:00","percent_change":-22.2222,"prev_day_close":2.25},{"option":"SPX260220P06950000","bid":92.5,"bid_size":20.0,"ask":98.3,"ask_size":23.0,"iv":0.1518,"open_interest":14660.0,"volume":429.0,"delta":-0.9314,"gamma":0.0021,"vega":0.5342,"theta":-1.7844,"rho":-0.5328,"theo":95.9412,"change":-37.35,"open":81.25,"high":92.1,"low":52.97,"tick":"up","last_trade_price":66.1,"last_trade_time":"2026-02-18T15:55:35","percent_change":-36.1044,"prev_day_close":75.9500007629394},{"option":"SPX260220C06955000","bid":1.4,"bid_size":137.0,"ask":1.6,"ask_size":22.0,"iv":0.1619,"open_interest":1311.0,"volume":1434.0,"delta":0.0579,"gamma":0.0019,"vega":0.4719,"theta":-1.4824,"rho":0.032,"theo":1.4929,"change":-0.18,"open":2.95,"high":8.0,"low":1.45,"tick":"up","last_trade_price":2.02,"last_trade_time":"2026-02-18T16:12:17","percent_change":-10.2857,"prev_day_close":1.75},{"option":"SPX260220P06955000","bid":97.4,"bid_size":20.0,"ask":103.0,"ask_size":23.0,"iv":0.1517,"open_interest":230.0,"volume":41.0,"delta":-0.9421,"gamma":0.0019,"vega":0.4719,"theta":-1.4481,"rho":-0.5391,"theo":100.6025,"change":-51.03,"open":59.62,"high":59.62,"low":56.62,"tick":"down","last_trade_price":56.62,"last_trade_time":"2026-02-18T10:55:43","percent_change":-47.4036,"prev_day_close":80.6000022888184},{"option":"SPX260220C06960000","bid":1.15,"bid_size":208.0,"ask":1.3,"ask_size":20.0,"iv":0.1614,"open_interest":1079.0,"volume":714.0,"delta":0.0487,"gamma":0.0016,"vega":0.4142,"theta":-1.2049,"rho":0.0268,"theo":1.2135,"change":-0.05,"open":2.35,"high":6.2,"low":1.17,"tick":"up","last_trade_price":1.7,"last_trade_time":"2026-02-18T16:14:47","percent_change":-3.7037,"prev_day_close":1.34999996423721},{"option":"SPX260220P06960000","bid":101.9,"bid_size":20.0,"ask":107.7,"ask_size":23.0,"iv":0.147,"open_interest":425.0,"volume":10.0,"delta":-0.9513,"gamma":0.0016,"vega":0.4142,"theta":-1.1689,"rho":-0.5447,"theo":105.3213,"change":-22.15,"open":67.07,"high":89.9,"low":62.44,"tick":"up","last_trade_price":89.9,"last_trade_time":"2026-02-18T14:36:18","percent_change":-19.768,"prev_day_close":85.0499992370606},{"option":"SPX260220C06965000","bid":0.95,"bid_size":117.0,"ask":1.05,"ask_size":14.0,"iv":0.1612,"open_interest":895.0,"volume":610.0,"delta":0.0408,"gamma":0.0014,"vega":0.3615,"theta":-0.9766,"rho":0.0224,"theo":0.9835,"change":0.075,"open":1.9,"high":5.5,"low":1.0,"tick":"up","last_trade_price":1.32,"last_trade_time":"2026-02-18T16:14:21","percent_change":7.31707,"prev_day_close":1.02500000596046},{"option":"SPX260220P06965000","bid":103.5,"bid_size":20.0,"ask":116.9,"ask_size":2.0,"iv":0.164,"open_interest":645.0,"volume":5.0,"delta":-0.9592,"gamma":0.0014,"vega":0.3615,"theta":-0.9388,"rho":-0.5494,"theo":110.0896,"change":-39.85,"open":108.3,"high":108.3,"low":76.7,"tick":"down","last_trade_price":76.7,"last_trade_time":"2026-02-18T15:55:15","percent_change":-34.1913,"prev_day_close":89.6999969482422},{"option":"SPX260220C06970000","bid":0.75,"bid_size":174.0,"ask":0.9,"ask_size":34.0,"iv":0.1614,"open_interest":2875.0,"volume":512.0,"delta":0.034,"gamma":0.0012,"vega":0.3143,"theta":-0.7903,"rho":0.0187,"theo":0.7959,"change":0.1,"open":1.5,"high":4.4,"low":0.77,"tick":"down","last_trade_price":0.97,"last_trade_time":"2026-02-18T16:12:17","percent_change":12.5,"prev_day_close":0.800000011920929},{"option":"SPX260220P06970000","bid":107.7,"bid_size":10.0,"ask":120.2,"ask_size":27.0,"iv":0.0,"open_interest":1162.0,"volume":11.0,"delta":-0.9659,"gamma":0.0012,"vega":0.3143,"theta":-0.7508,"rho":-0.5536,"theo":114.9002,"change":-20.5,"open":79.06,"high":100.6,"low":79.06,"tick":"up","last_trade_price":100.6,"last_trade_time":"2026-02-18T14:38:55","percent_change":-16.9282,"prev_day_close":94.4500007629394},{"option":"SPX260220C06975000","bid":0.6,"bid_size":182.0,"ask":0.75,"ask_size":54.0,"iv":0.1616,"open_interest":5245.0,"volume":1346.0,"delta":0.0283,"gamma":0.001,"vega":0.272,"theta":-0.6396,"rho":0.0156,"theo":0.6441,"change":0.05,"open":1.2,"high":3.17,"low":0.6,"tick":"up","last_trade_price":0.83,"last_trade_time":"2026-02-18T16:14:21","percent_change":7.69231,"prev_day_close":0.650000005960464},{"option":"SPX260220P06975000","bid":112.6,"bid_size":10.0,"ask":126.8,"ask_size":10.0,"iv":0.1624,"open_interest":2446.0,"volume":0.0,"delta":-0.9716,"gamma":0.001,"vega":0.272,"theta":-0.5984,"rho":-0.5572,"theo":119.7467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":131.15,"last_trade_time":"2026-02-17T09:41:37","percent_change":0.0,"prev_day_close":99.3000030517578},{"option":"SPX260220C06980000","bid":0.5,"bid_size":187.0,"ask":0.6,"ask_size":16.0,"iv":0.1617,"open_interest":1779.0,"volume":783.0,"delta":0.0236,"gamma":0.0009,"vega":0.2353,"theta":-0.5186,"rho":0.0129,"theo":0.5223,"change":0.05,"open":0.95,"high":2.7,"low":0.45,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:58:57","percent_change":10.0,"prev_day_close":0.5},{"option":"SPX260220P06980000","bid":117.5,"bid_size":10.0,"ask":129.9,"ask_size":2.0,"iv":0.0,"open_interest":2094.0,"volume":7.0,"delta":-0.9764,"gamma":0.0009,"vega":0.2353,"theta":-0.4757,"rho":-0.5602,"theo":124.6231,"change":-36.6,"open":83.53,"high":93.9,"low":83.53,"tick":"no_change","last_trade_price":93.9,"last_trade_time":"2026-02-18T13:58:08","percent_change":-28.046,"prev_day_close":103.149997711182},{"option":"SPX260220C06985000","bid":0.4,"bid_size":192.0,"ask":0.5,"ask_size":17.0,"iv":0.1621,"open_interest":1524.0,"volume":314.0,"delta":0.0197,"gamma":0.0008,"vega":0.2032,"theta":-0.4225,"rho":0.0107,"theo":0.4255,"change":0.15,"open":0.75,"high":2.2,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:00:46","percent_change":37.5,"prev_day_close":0.399999991059303},{"option":"SPX260220P06985000","bid":125.1,"bid_size":20.0,"ask":135.2,"ask_size":2.0,"iv":0.1864,"open_interest":346.0,"volume":0.0,"delta":-0.9803,"gamma":0.0008,"vega":0.2032,"theta":-0.3778,"rho":-0.5628,"theo":129.5246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.58,"last_trade_time":"2026-02-17T15:50:00","percent_change":0.0,"prev_day_close":110.149997711182},{"option":"SPX260220C06990000","bid":0.35,"bid_size":193.0,"ask":0.45,"ask_size":30.0,"iv":0.1645,"open_interest":2695.0,"volume":1084.0,"delta":0.0165,"gamma":0.0007,"vega":0.176,"theta":-0.3465,"rho":0.009,"theo":0.3489,"change":0.1,"open":0.55,"high":1.85,"low":0.34,"tick":"up","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:03:42","percent_change":28.5714,"prev_day_close":0.350000008940697},{"option":"SPX260220P06990000","bid":127.3,"bid_size":10.0,"ask":139.7,"ask_size":2.0,"iv":0.0,"open_interest":886.0,"volume":14.0,"delta":-0.9835,"gamma":0.0007,"vega":0.176,"theta":-0.3,"rho":-0.5649,"theo":134.4463,"change":-51.55,"open":125.56,"high":125.56,"low":86.8,"tick":"no_change","last_trade_price":88.5,"last_trade_time":"2026-02-18T11:19:25","percent_change":-36.8083,"prev_day_close":113.25},{"option":"SPX260220C06995000","bid":0.3,"bid_size":144.0,"ask":0.4,"ask_size":48.0,"iv":0.1664,"open_interest":1458.0,"volume":395.0,"delta":0.0139,"gamma":0.0006,"vega":0.1529,"theta":-0.287,"rho":0.0076,"theo":0.289,"change":0.0,"open":0.48,"high":1.4,"low":0.2,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:14:21","percent_change":9.93411e-7,"prev_day_close":0.299999997019768},{"option":"SPX260220P06995000","bid":132.2,"bid_size":10.0,"ask":145.1,"ask_size":2.0,"iv":0.0,"open_interest":277.0,"volume":2.0,"delta":-0.9861,"gamma":0.0006,"vega":0.1529,"theta":-0.2388,"rho":-0.5668,"theo":139.3846,"change":-56.9,"open":100.0,"high":100.0,"low":88.0,"tick":"down","last_trade_price":88.0,"last_trade_time":"2026-02-18T13:04:15","percent_change":-39.2685,"prev_day_close":117.650001525879},{"option":"SPX260220C07000000","bid":0.25,"bid_size":144.0,"ask":0.35,"ask_size":55.0,"iv":0.1679,"open_interest":97056.0,"volume":8192.0,"delta":0.0118,"gamma":0.0005,"vega":0.1336,"theta":-0.2406,"rho":0.0064,"theo":0.2423,"change":0.05,"open":0.4,"high":1.15,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:11:08","percent_change":20.0,"prev_day_close":0.250000007450581},{"option":"SPX260220P07000000","bid":137.2,"bid_size":10.0,"ask":151.4,"ask_size":30.0,"iv":0.1644,"open_interest":92117.0,"volume":5353.0,"delta":-0.9882,"gamma":0.0005,"vega":0.1336,"theta":-0.1907,"rho":-0.5683,"theo":144.3362,"change":-38.2,"open":142.0,"high":142.0,"low":93.77,"tick":"no_change","last_trade_price":111.9,"last_trade_time":"2026-02-18T15:55:26","percent_change":-25.4497,"prev_day_close":124.100002288818},{"option":"SPX260220C07005000","bid":0.2,"bid_size":187.0,"ask":0.3,"ask_size":35.0,"iv":0.1688,"open_interest":585.0,"volume":111.0,"delta":0.0101,"gamma":0.0004,"vega":0.1177,"theta":-0.2047,"rho":0.0055,"theo":0.2062,"change":0.0,"open":0.27,"high":0.87,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:14:20","percent_change":-1.49012e-6,"prev_day_close":0.200000002980232},{"option":"SPX260220P07005000","bid":142.1,"bid_size":10.0,"ask":155.1,"ask_size":2.0,"iv":0.0,"open_interest":76.0,"volume":0.0,"delta":-0.9898,"gamma":0.0004,"vega":0.1177,"theta":-0.1531,"rho":-0.5697,"theo":149.2983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":61.9,"last_trade_time":"2026-02-12T09:43:38","percent_change":0.0,"prev_day_close":127.399997711182},{"option":"SPX260220C07010000","bid":0.15,"bid_size":194.0,"ask":0.25,"ask_size":30.0,"iv":0.1688,"open_interest":741.0,"volume":195.0,"delta":0.0088,"gamma":0.0004,"vega":0.1047,"theta":-0.1771,"rho":0.0048,"theo":0.1784,"change":0.025,"open":0.25,"high":0.65,"low":0.17,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:54:50","percent_change":14.2857,"prev_day_close":0.175000000745058},{"option":"SPX260220P07010000","bid":147.1,"bid_size":10.0,"ask":159.5,"ask_size":27.0,"iv":0.0,"open_interest":160.0,"volume":0.0,"delta":-0.9911,"gamma":0.0004,"vega":0.1047,"theta":-0.1238,"rho":-0.5708,"theo":154.2687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.6,"last_trade_time":"2026-02-12T10:22:47","percent_change":0.0,"prev_day_close":132.349998474121},{"option":"SPX260220C07015000","bid":0.15,"bid_size":188.0,"ask":0.25,"ask_size":64.0,"iv":0.1735,"open_interest":2335.0,"volume":565.0,"delta":0.0078,"gamma":0.0003,"vega":0.0941,"theta":-0.156,"rho":0.0042,"theo":0.1571,"change":0.05,"open":0.2,"high":0.57,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:07:41","percent_change":33.3333,"prev_day_close":0.150000002235174},{"option":"SPX260220P07015000","bid":152.1,"bid_size":10.0,"ask":164.9,"ask_size":2.0,"iv":0.0,"open_interest":113.0,"volume":0.0,"delta":-0.9922,"gamma":0.0003,"vega":0.0941,"theta":-0.1009,"rho":-0.5718,"theo":159.2457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.9,"last_trade_time":"2026-02-12T12:14:04","percent_change":0.0,"prev_day_close":137.650001525879},{"option":"SPX260220C07020000","bid":0.1,"bid_size":216.0,"ask":0.25,"ask_size":83.0,"iv":0.1754,"open_interest":2707.0,"volume":82.0,"delta":0.007,"gamma":0.0003,"vega":0.0855,"theta":-0.1398,"rho":0.0038,"theo":0.1408,"change":0.05,"open":0.15,"high":0.5,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:10:57","percent_change":33.3333,"prev_day_close":0.150000002235174},{"option":"SPX260220P07020000","bid":159.7,"bid_size":20.0,"ask":169.5,"ask_size":27.0,"iv":0.0,"open_interest":94.0,"volume":0.0,"delta":-0.993,"gamma":0.0003,"vega":0.0855,"theta":-0.083,"rho":-0.5726,"theo":164.2277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.93,"last_trade_time":"2026-02-13T15:28:47","percent_change":0.0,"prev_day_close":142.5},{"option":"SPX260220C07025000","bid":0.1,"bid_size":194.0,"ask":0.2,"ask_size":35.0,"iv":0.1768,"open_interest":3926.0,"volume":775.0,"delta":0.0063,"gamma":0.0003,"vega":0.0786,"theta":-0.1275,"rho":0.0034,"theo":0.1284,"change":0.025,"open":0.15,"high":0.42,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:07:12","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPX260220P07025000","bid":164.7,"bid_size":20.0,"ask":174.4,"ask_size":20.0,"iv":0.0,"open_interest":129.0,"volume":0.0,"delta":-0.9936,"gamma":0.0003,"vega":0.0786,"theta":-0.069,"rho":-0.5734,"theo":169.2136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":182.07,"last_trade_time":"2026-02-13T15:21:40","percent_change":0.0,"prev_day_close":147.650001525879},{"option":"SPX260220C07030000","bid":0.1,"bid_size":185.0,"ask":0.2,"ask_size":68.0,"iv":0.1814,"open_interest":2265.0,"volume":73.0,"delta":0.0058,"gamma":0.0002,"vega":0.0731,"theta":-0.1182,"rho":0.0031,"theo":0.119,"change":0.05,"open":0.12,"high":0.37,"low":0.09,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:56:39","percent_change":50.0,"prev_day_close":0.100000003352761},{"option":"SPX260220P07030000","bid":167.0,"bid_size":1.0,"ask":179.4,"ask_size":20.0,"iv":0.0,"open_interest":101.0,"volume":4.0,"delta":-0.9941,"gamma":0.0002,"vega":0.0731,"theta":-0.0579,"rho":-0.5741,"theo":174.2024,"change":-53.62,"open":125.13,"high":125.13,"low":125.13,"tick":"down","last_trade_price":125.13,"last_trade_time":"2026-02-18T12:23:25","percent_change":-29.9972,"prev_day_close":152.25},{"option":"SPX260220C07035000","bid":0.05,"bid_size":229.0,"ask":0.2,"ask_size":81.0,"iv":0.1821,"open_interest":1159.0,"volume":339.0,"delta":0.0054,"gamma":0.0002,"vega":0.0685,"theta":-0.1111,"rho":0.0029,"theo":0.1119,"change":0.05,"open":0.1,"high":0.34,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:03:31","percent_change":50.0,"prev_day_close":0.100000003352761},{"option":"SPX260220P07035000","bid":172.3,"bid_size":1.0,"ask":185.1,"ask_size":2.0,"iv":0.0,"open_interest":54.0,"volume":0.0,"delta":-0.9945,"gamma":0.0002,"vega":0.0685,"theta":-0.0491,"rho":-0.5747,"theo":179.1936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.4,"last_trade_time":"2026-02-13T13:29:47","percent_change":0.0,"prev_day_close":157.599998474121},{"option":"SPX260220C07040000","bid":0.05,"bid_size":224.0,"ask":0.2,"ask_size":121.0,"iv":0.1862,"open_interest":1118.0,"volume":249.0,"delta":0.0051,"gamma":0.0002,"vega":0.0652,"theta":-0.1062,"rho":0.0028,"theo":0.107,"change":0.0,"open":0.1,"high":0.26,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:08:32","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220P07040000","bid":177.0,"bid_size":1.0,"ask":189.4,"ask_size":27.0,"iv":0.0,"open_interest":52.0,"volume":0.0,"delta":-0.9949,"gamma":0.0002,"vega":0.0648,"theta":-0.042,"rho":-0.5753,"theo":184.1864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.2,"last_trade_time":"2026-02-10T10:16:31","percent_change":0.0,"prev_day_close":162.75},{"option":"SPX260220C07045000","bid":0.05,"bid_size":221.0,"ask":0.2,"ask_size":254.0,"iv":0.1906,"open_interest":742.0,"volume":191.0,"delta":0.0048,"gamma":0.0002,"vega":0.062,"theta":-0.102,"rho":0.0026,"theo":0.1028,"change":0.0,"open":0.1,"high":0.25,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:49:26","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220P07045000","bid":182.0,"bid_size":1.0,"ask":195.1,"ask_size":2.0,"iv":0.0,"open_interest":27.0,"volume":0.0,"delta":-0.9951,"gamma":0.0002,"vega":0.0617,"theta":-0.0362,"rho":-0.5759,"theo":189.1806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.4,"last_trade_time":"2026-02-11T13:50:16","percent_change":0.0,"prev_day_close":167.549995422363},{"option":"SPX260220C07050000","bid":0.05,"bid_size":217.0,"ask":0.15,"ask_size":2.0,"iv":0.1904,"open_interest":13464.0,"volume":381.0,"delta":0.0046,"gamma":0.0002,"vega":0.0594,"theta":-0.0988,"rho":0.0025,"theo":0.0996,"change":0.0,"open":0.1,"high":0.25,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:33:32","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPX260220P07050000","bid":187.0,"bid_size":1.0,"ask":199.3,"ask_size":20.0,"iv":0.0,"open_interest":344.0,"volume":24.0,"delta":-0.9953,"gamma":0.0002,"vega":0.0592,"theta":-0.0314,"rho":-0.5764,"theo":194.1757,"change":-20.67,"open":150.0,"high":179.38,"low":150.0,"tick":"up","last_trade_price":179.38,"last_trade_time":"2026-02-18T15:34:59","percent_change":-10.3324,"prev_day_close":172.300003051758},{"option":"SPX260220C07055000","bid":0.05,"bid_size":215.0,"ask":0.15,"ask_size":24.0,"iv":0.1947,"open_interest":1146.0,"volume":4.0,"delta":0.0044,"gamma":0.0002,"vega":0.0572,"theta":-0.0964,"rho":0.0024,"theo":0.0971,"change":0.13,"open":0.21,"high":0.23,"low":0.2,"tick":"up","last_trade_price":0.23,"last_trade_time":"2026-02-18T12:41:32","percent_change":130.0,"prev_day_close":0.100000003352761},{"option":"SPX260220P07055000","bid":192.0,"bid_size":1.0,"ask":204.9,"ask_size":2.0,"iv":0.0,"open_interest":30.0,"volume":0.0,"delta":-0.9955,"gamma":0.0002,"vega":0.057,"theta":-0.0273,"rho":-0.5769,"theo":199.1716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":141.0,"last_trade_time":"2026-02-12T10:55:01","percent_change":0.0,"prev_day_close":177.400001525879},{"option":"SPX260220C07060000","bid":0.05,"bid_size":216.0,"ask":0.15,"ask_size":55.0,"iv":0.199,"open_interest":1108.0,"volume":26.0,"delta":0.0043,"gamma":0.0002,"vega":0.0553,"theta":-0.0946,"rho":0.0023,"theo":0.0953,"change":0.025,"open":0.08,"high":0.2,"low":0.08,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:54:35","percent_change":33.3333,"prev_day_close":0.100000003352761},{"option":"SPX260220P07060000","bid":197.0,"bid_size":1.0,"ask":209.4,"ask_size":27.0,"iv":0.0,"open_interest":60.0,"volume":0.0,"delta":-0.9957,"gamma":0.0002,"vega":0.0551,"theta":-0.0238,"rho":-0.5774,"theo":204.168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":233.49,"last_trade_time":"2026-02-13T15:29:30","percent_change":0.0,"prev_day_close":182.550003051758},{"option":"SPX260220C07065000","bid":0.05,"bid_size":211.0,"ask":0.15,"ask_size":68.0,"iv":0.2033,"open_interest":476.0,"volume":126.0,"delta":0.0042,"gamma":0.0002,"vega":0.0536,"theta":-0.0931,"rho":0.0022,"theo":0.0938,"change":0.05,"open":0.17,"high":0.21,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:48:02","percent_change":100.0,"prev_day_close":0.100000003352761},{"option":"SPX260220P07065000","bid":202.0,"bid_size":1.0,"ask":216.0,"ask_size":23.0,"iv":0.0,"open_interest":25.0,"volume":0.0,"delta":-0.9958,"gamma":0.0002,"vega":0.0535,"theta":-0.0207,"rho":-0.5779,"theo":209.1649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.6,"last_trade_time":"2026-02-12T10:07:38","percent_change":0.0,"prev_day_close":187.400001525879},{"option":"SPX260220C07070000","bid":0.05,"bid_size":141.0,"ask":0.15,"ask_size":79.0,"iv":0.2076,"open_interest":1423.0,"volume":53.0,"delta":0.004,"gamma":0.0001,"vega":0.0522,"theta":-0.0921,"rho":0.0022,"theo":0.0927,"change":0.05,"open":0.2,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:50:01","percent_change":100.0,"prev_day_close":0.0750000011175871},{"option":"SPX260220P07070000","bid":205.6,"bid_size":20.0,"ask":219.4,"ask_size":2.0,"iv":0.0,"open_interest":49.0,"volume":0.0,"delta":-0.9959,"gamma":0.0001,"vega":0.052,"theta":-0.0179,"rho":-0.5783,"theo":214.1621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":107.9,"last_trade_time":"2026-02-10T11:16:25","percent_change":0.0,"prev_day_close":192.400001525879},{"option":"SPX260220C07075000","bid":0.05,"bid_size":141.0,"ask":0.15,"ask_size":82.0,"iv":0.2119,"open_interest":5333.0,"volume":89.0,"delta":0.0039,"gamma":0.0001,"vega":0.0508,"theta":-0.0912,"rho":0.0021,"theo":0.0919,"change":0.1,"open":0.08,"high":0.15,"low":0.08,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:20:13","percent_change":200.0,"prev_day_close":0.0750000011175871},{"option":"SPX260220P07075000","bid":210.6,"bid_size":20.0,"ask":228.6,"ask_size":20.0,"iv":0.2594,"open_interest":248.0,"volume":0.0,"delta":-0.996,"gamma":0.0001,"vega":0.0507,"theta":-0.0153,"rho":-0.5788,"theo":219.1595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.79,"last_trade_time":"2026-02-12T14:11:28","percent_change":0.0,"prev_day_close":197.400001525879},{"option":"SPX260220C07080000","bid":0.05,"bid_size":141.0,"ask":0.1,"ask_size":1.0,"iv":0.21,"open_interest":785.0,"volume":34.0,"delta":0.0038,"gamma":0.0001,"vega":0.0497,"theta":-0.0905,"rho":0.0021,"theo":0.0912,"change":0.05,"open":0.1,"high":0.15,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:51:33","percent_change":100.0,"prev_day_close":0.0750000011175871},{"option":"SPX260220P07080000","bid":215.6,"bid_size":20.0,"ask":229.4,"ask_size":2.0,"iv":0.0,"open_interest":28.0,"volume":4.0,"delta":-0.9961,"gamma":0.0001,"vega":0.0495,"theta":-0.0129,"rho":-0.5793,"theo":224.1571,"change":-53.57,"open":174.93,"high":174.93,"low":174.93,"tick":"up","last_trade_price":174.93,"last_trade_time":"2026-02-18T12:23:25","percent_change":-23.4442,"prev_day_close":202.350006103516},{"option":"SPX260220C07085000","bid":0.05,"bid_size":141.0,"ask":0.15,"ask_size":235.0,"iv":0.2204,"open_interest":1688.0,"volume":12.0,"delta":0.0038,"gamma":0.0001,"vega":0.0486,"theta":-0.09,"rho":0.002,"theo":0.0907,"change":0.05,"open":0.08,"high":0.1,"low":0.08,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:41:44","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07085000","bid":220.6,"bid_size":20.0,"ask":234.9,"ask_size":2.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":-0.9962,"gamma":0.0001,"vega":0.0485,"theta":-0.0107,"rho":-0.5797,"theo":229.1549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":217.6,"last_trade_time":"2026-02-12T11:33:47","percent_change":0.0,"prev_day_close":207.5},{"option":"SPX260220C07090000","bid":0.05,"bid_size":141.0,"ask":0.15,"ask_size":239.0,"iv":0.2247,"open_interest":676.0,"volume":13.0,"delta":0.0037,"gamma":0.0001,"vega":0.0476,"theta":-0.0896,"rho":0.002,"theo":0.0903,"change":0.05,"open":0.05,"high":0.12,"low":0.05,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:53:05","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07090000","bid":225.6,"bid_size":20.0,"ask":239.4,"ask_size":2.0,"iv":0.0,"open_interest":29.0,"volume":0.0,"delta":-0.9963,"gamma":0.0001,"vega":0.0474,"theta":-0.0086,"rho":-0.5802,"theo":234.1527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.4,"last_trade_time":"2026-02-10T13:50:45","percent_change":0.0,"prev_day_close":212.150001525879},{"option":"SPX260220C07095000","bid":0.05,"bid_size":141.0,"ask":0.15,"ask_size":235.0,"iv":0.2289,"open_interest":913.0,"volume":0.0,"delta":0.0036,"gamma":0.0001,"vega":0.0466,"theta":-0.0893,"rho":0.0019,"theo":0.0899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:29:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07095000","bid":230.6,"bid_size":20.0,"ask":244.9,"ask_size":2.0,"iv":0.0,"open_interest":19.0,"volume":0.0,"delta":-0.9964,"gamma":0.0001,"vega":0.0465,"theta":-0.0065,"rho":-0.5806,"theo":239.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":144.68,"last_trade_time":"2026-02-03T09:59:08","percent_change":0.0,"prev_day_close":217.549995422363},{"option":"SPX260220C07100000","bid":0.05,"bid_size":136.0,"ask":0.1,"ask_size":18.0,"iv":0.2266,"open_interest":16581.0,"volume":444.0,"delta":0.0035,"gamma":0.0001,"vega":0.0457,"theta":-0.089,"rho":0.0019,"theo":0.0897,"change":-0.015,"open":0.1,"high":0.15,"low":0.05,"tick":"up","last_trade_price":0.06,"last_trade_time":"2026-02-18T15:58:22","percent_change":-20.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07100000","bid":236.7,"bid_size":10.0,"ask":251.2,"ask_size":10.0,"iv":0.2313,"open_interest":1680.0,"volume":0.0,"delta":-0.9964,"gamma":0.0001,"vega":0.0456,"theta":-0.0045,"rho":-0.5811,"theo":244.1486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.02,"last_trade_time":"2026-02-17T13:51:42","percent_change":0.0,"prev_day_close":223.800003051758},{"option":"SPX260220C07105000","bid":0.05,"bid_size":105.0,"ask":0.15,"ask_size":238.0,"iv":0.2373,"open_interest":878.0,"volume":41.0,"delta":0.0035,"gamma":0.0001,"vega":0.0449,"theta":-0.0888,"rho":0.0019,"theo":0.0894,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:24:22","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07105000","bid":240.6,"bid_size":20.0,"ask":254.9,"ask_size":2.0,"iv":0.0,"open_interest":9.0,"volume":0.0,"delta":-0.9965,"gamma":0.0001,"vega":0.0448,"theta":-0.0026,"rho":-0.5815,"theo":249.1467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.9,"last_trade_time":"2026-02-11T13:50:17","percent_change":0.0,"prev_day_close":228.25},{"option":"SPX260220C07110000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":240.0,"iv":0.2419,"open_interest":1265.0,"volume":15.0,"delta":0.0034,"gamma":0.0001,"vega":0.044,"theta":-0.0886,"rho":0.0018,"theo":0.0892,"change":0.1,"open":0.1,"high":0.15,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:15:22","percent_change":200.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07110000","bid":245.6,"bid_size":20.0,"ask":263.6,"ask_size":21.0,"iv":0.2949,"open_interest":14.0,"volume":0.0,"delta":-0.9965,"gamma":0.0001,"vega":0.044,"theta":-0.0006,"rho":-0.582,"theo":254.1447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":238.96,"last_trade_time":"2026-02-12T14:05:42","percent_change":0.0,"prev_day_close":233.25},{"option":"SPX260220C07115000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":241.0,"iv":0.2389,"open_interest":1422.0,"volume":161.0,"delta":0.0034,"gamma":0.0001,"vega":0.0433,"theta":-0.0884,"rho":0.0018,"theo":0.0891,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:02:40","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07115000","bid":251.3,"bid_size":20.0,"ask":268.4,"ask_size":23.0,"iv":0.3162,"open_interest":19.0,"volume":0.0,"delta":-0.9966,"gamma":0.0001,"vega":0.0432,"theta":0.0,"rho":-0.5824,"theo":259.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.51,"last_trade_time":"2026-02-09T12:02:32","percent_change":0.0,"prev_day_close":236.650001525879},{"option":"SPX260220C07120000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":243.0,"iv":0.2429,"open_interest":5929.0,"volume":1.0,"delta":0.0033,"gamma":0.0001,"vega":0.0426,"theta":-0.0883,"rho":0.0018,"theo":0.0889,"change":0.06,"open":0.11,"high":0.11,"low":0.11,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-02-18T10:37:53","percent_change":120.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07120000","bid":255.6,"bid_size":20.0,"ask":273.6,"ask_size":21.0,"iv":0.3049,"open_interest":162.0,"volume":1.0,"delta":-0.9966,"gamma":0.0001,"vega":0.0425,"theta":0.0,"rho":-0.5828,"theo":264.1409,"change":-51.6,"open":215.7,"high":215.7,"low":215.7,"tick":"down","last_trade_price":215.7,"last_trade_time":"2026-02-18T12:48:48","percent_change":-19.3042,"prev_day_close":243.800003051758},{"option":"SPX260220C07125000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":244.0,"iv":0.247,"open_interest":5400.0,"volume":767.0,"delta":0.0032,"gamma":0.0001,"vega":0.0419,"theta":-0.0882,"rho":0.0017,"theo":0.0888,"change":0.05,"open":0.1,"high":0.13,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:33:44","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07125000","bid":260.6,"bid_size":20.0,"ask":278.6,"ask_size":1.0,"iv":0.31,"open_interest":494.0,"volume":465.0,"delta":-0.9967,"gamma":0.0001,"vega":0.0418,"theta":0.0,"rho":-0.5833,"theo":269.1391,"change":-49.1,"open":224.55,"high":224.55,"low":224.55,"tick":"no_change","last_trade_price":224.55,"last_trade_time":"2026-02-18T10:51:43","percent_change":-17.9426,"prev_day_close":246.650001525879},{"option":"SPX260220C07130000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":245.0,"iv":0.2511,"open_interest":3809.0,"volume":56.0,"delta":0.0032,"gamma":0.0001,"vega":0.0412,"theta":-0.088,"rho":0.0017,"theo":0.0887,"change":0.03,"open":0.05,"high":0.08,"low":0.05,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-18T13:51:21","percent_change":60.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07130000","bid":265.5,"bid_size":20.0,"ask":283.5,"ask_size":20.0,"iv":0.3068,"open_interest":16.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.0411,"theta":0.0,"rho":-0.5837,"theo":274.1372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.2,"last_trade_time":"2026-01-29T09:39:47","percent_change":0.0,"prev_day_close":253.25},{"option":"SPX260220C07135000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":252.0,"iv":0.2551,"open_interest":3115.0,"volume":55.0,"delta":0.0032,"gamma":0.0001,"vega":0.0406,"theta":-0.0879,"rho":0.0017,"theo":0.0886,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:58:01","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07135000","bid":271.3,"bid_size":20.0,"ask":288.4,"ask_size":23.0,"iv":0.337,"open_interest":1.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.0405,"theta":0.0,"rho":-0.5842,"theo":279.1354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.66,"last_trade_time":"2026-01-14T14:31:14","percent_change":0.0,"prev_day_close":256.650001525879},{"option":"SPX260220C07140000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":245.0,"iv":0.2592,"open_interest":2681.0,"volume":5.0,"delta":0.0031,"gamma":0.0001,"vega":0.0399,"theta":-0.0878,"rho":0.0017,"theo":0.0885,"change":0.0,"open":0.05,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:07:13","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07140000","bid":275.5,"bid_size":20.0,"ask":293.5,"ask_size":20.0,"iv":0.3166,"open_interest":10.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.0399,"theta":0.0,"rho":-0.5846,"theo":284.1335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.2,"last_trade_time":"2026-02-03T14:03:45","percent_change":0.0,"prev_day_close":263.349990844727},{"option":"SPX260220C07145000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":258.0,"iv":0.2632,"open_interest":859.0,"volume":5.0,"delta":0.0031,"gamma":0.0001,"vega":0.0393,"theta":-0.0877,"rho":0.0016,"theo":0.0884,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T11:30:59","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07145000","bid":281.3,"bid_size":20.0,"ask":298.4,"ask_size":23.0,"iv":0.3472,"open_interest":7.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.0393,"theta":0.0,"rho":-0.585,"theo":289.1317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":181.3,"last_trade_time":"2026-02-11T09:57:10","percent_change":0.0,"prev_day_close":266.650009155273},{"option":"SPX260220C07150000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":249.0,"iv":0.2672,"open_interest":11383.0,"volume":951.0,"delta":0.003,"gamma":0.0001,"vega":0.0388,"theta":-0.0876,"rho":0.0016,"theo":0.0883,"change":0.0,"open":0.1,"high":0.11,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:12","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220P07150000","bid":285.5,"bid_size":20.0,"ask":299.3,"ask_size":2.0,"iv":0.0,"open_interest":467.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.0387,"theta":0.0,"rho":-0.5855,"theo":294.1298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.0,"last_trade_time":"2026-02-11T12:49:51","percent_change":0.0,"prev_day_close":275.0},{"option":"SPX260220C07155000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":253.0,"iv":0.2713,"open_interest":1301.0,"volume":3.0,"delta":0.003,"gamma":0.0001,"vega":0.0382,"theta":-0.0875,"rho":0.0016,"theo":0.0882,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T11:05:10","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07155000","bid":291.3,"bid_size":20.0,"ask":308.4,"ask_size":23.0,"iv":0.3575,"open_interest":2.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.0381,"theta":0.0,"rho":-0.5859,"theo":299.128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.77,"last_trade_time":"2026-01-15T15:45:52","percent_change":0.0,"prev_day_close":276.699996948242},{"option":"SPX260220C07160000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":254.0,"iv":0.2753,"open_interest":979.0,"volume":13.0,"delta":0.0029,"gamma":0.0001,"vega":0.0376,"theta":-0.0875,"rho":0.0016,"theo":0.0881,"change":0.05,"open":0.05,"high":0.1,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T12:02:20","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07160000","bid":296.3,"bid_size":20.0,"ask":313.4,"ask_size":23.0,"iv":0.3626,"open_interest":9.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.0376,"theta":0.0,"rho":-0.5863,"theo":304.1262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":225.85,"last_trade_time":"2026-01-30T15:35:52","percent_change":0.0,"prev_day_close":283.350006103516},{"option":"SPX260220C07165000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":256.0,"iv":0.2793,"open_interest":1791.0,"volume":10.0,"delta":0.0029,"gamma":0.0001,"vega":0.0371,"theta":-0.0874,"rho":0.0015,"theo":0.088,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:33:22","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07165000","bid":301.3,"bid_size":20.0,"ask":318.4,"ask_size":23.0,"iv":0.3677,"open_interest":4.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.037,"theta":0.0,"rho":-0.5868,"theo":309.1243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.11,"last_trade_time":"2026-02-05T09:32:46","percent_change":0.0,"prev_day_close":290.0},{"option":"SPX260220C07170000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":265.0,"iv":0.2833,"open_interest":1357.0,"volume":6.0,"delta":0.0028,"gamma":0.0001,"vega":0.0366,"theta":-0.0873,"rho":0.0015,"theo":0.0879,"change":0.02,"open":0.1,"high":0.1,"low":0.07,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T11:36:59","percent_change":40.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07170000","bid":305.5,"bid_size":20.0,"ask":319.7,"ask_size":2.0,"iv":0.0,"open_interest":62.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.0365,"theta":0.0,"rho":-0.5872,"theo":314.1225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.76,"last_trade_time":"2026-02-04T11:52:18","percent_change":0.0,"prev_day_close":290.800003051758},{"option":"SPX260220C07175000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":267.0,"iv":0.2873,"open_interest":3596.0,"volume":135.0,"delta":0.0028,"gamma":0.0001,"vega":0.0361,"theta":-0.0872,"rho":0.0015,"theo":0.0879,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:08:21","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220P07175000","bid":310.5,"bid_size":20.0,"ask":324.3,"ask_size":2.0,"iv":0.0,"open_interest":30.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.036,"theta":0.0,"rho":-0.5876,"theo":319.1207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":244.58,"last_trade_time":"2026-01-29T10:12:27","percent_change":0.0,"prev_day_close":296.699996948242},{"option":"SPX260220C07180000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":249.0,"iv":0.2913,"open_interest":1016.0,"volume":119.0,"delta":0.0028,"gamma":0.0001,"vega":0.0356,"theta":-0.0871,"rho":0.0015,"theo":0.0878,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:57:58","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220P07180000","bid":315.5,"bid_size":20.0,"ask":330.0,"ask_size":2.0,"iv":0.0,"open_interest":3.0,"volume":2.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0355,"theta":0.0,"rho":-0.5881,"theo":324.1189,"change":-51.4,"open":277.55,"high":277.55,"low":277.55,"tick":"up","last_trade_price":277.55,"last_trade_time":"2026-02-18T12:48:48","percent_change":-15.6255,"prev_day_close":301.899993896484},{"option":"SPX260220C07185000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":172.0,"iv":0.2847,"open_interest":400.0,"volume":13.0,"delta":0.0027,"gamma":0.0001,"vega":0.0351,"theta":-0.087,"rho":0.0015,"theo":0.0877,"change":0.05,"open":0.07,"high":0.1,"low":0.07,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:15:51","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07185000","bid":321.2,"bid_size":20.0,"ask":338.3,"ask_size":23.0,"iv":0.381,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0351,"theta":0.0,"rho":-0.5885,"theo":329.117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":306.699996948242},{"option":"SPX260220C07190000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":172.0,"iv":0.2885,"open_interest":1006.0,"volume":27.0,"delta":0.0027,"gamma":0.0001,"vega":0.0347,"theta":-0.087,"rho":0.0014,"theo":0.0876,"change":0.05,"open":0.05,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:26:22","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07190000","bid":325.5,"bid_size":20.0,"ask":339.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0346,"theta":0.0,"rho":-0.5889,"theo":334.1152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":313.5},{"option":"SPX260220C07195000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":173.0,"iv":0.2924,"open_interest":251.0,"volume":5.0,"delta":0.0027,"gamma":0.0001,"vega":0.0342,"theta":-0.0869,"rho":0.0014,"theo":0.0875,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:34:40","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07195000","bid":331.2,"bid_size":20.0,"ask":348.3,"ask_size":23.0,"iv":0.391,"open_interest":0.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0342,"theta":0.0,"rho":-0.5894,"theo":339.1134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.650009155273},{"option":"SPX260220C07200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":173.0,"iv":0.2962,"open_interest":20026.0,"volume":150.0,"delta":0.0026,"gamma":0.0001,"vega":0.0338,"theta":-0.0868,"rho":0.0014,"theo":0.0874,"change":0.0,"open":0.1,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:52:32","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07200000","bid":336.2,"bid_size":20.0,"ask":353.3,"ask_size":23.0,"iv":0.396,"open_interest":412.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0338,"theta":0.0,"rho":-0.5898,"theo":344.1116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":420.45,"last_trade_time":"2026-02-17T10:39:41","percent_change":0.0,"prev_day_close":323.450012207031},{"option":"SPX260220C07205000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":175.0,"iv":0.3,"open_interest":2557.0,"volume":25.0,"delta":0.0026,"gamma":0.0001,"vega":0.0334,"theta":-0.0867,"rho":0.0014,"theo":0.0874,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T12:30:19","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07205000","bid":341.2,"bid_size":20.0,"ask":358.3,"ask_size":23.0,"iv":0.4009,"open_interest":4.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0333,"theta":0.0,"rho":-0.5902,"theo":349.1098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":237.16,"last_trade_time":"2026-02-09T16:08:20","percent_change":0.0,"prev_day_close":328.600006103516},{"option":"SPX260220C07210000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":225.0,"iv":0.3038,"open_interest":1797.0,"volume":6.0,"delta":0.0026,"gamma":0.0001,"vega":0.033,"theta":-0.0866,"rho":0.0014,"theo":0.0873,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:55:46","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07210000","bid":345.5,"bid_size":20.0,"ask":359.7,"ask_size":2.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0329,"theta":0.0,"rho":-0.5906,"theo":354.1079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":252.75,"last_trade_time":"2026-01-16T15:17:02","percent_change":0.0,"prev_day_close":333.200012207031},{"option":"SPX260220C07215000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":225.0,"iv":0.3076,"open_interest":412.0,"volume":0.0,"delta":0.0025,"gamma":0.0001,"vega":0.0326,"theta":-0.0866,"rho":0.0014,"theo":0.0872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.76,"last_trade_time":"2026-02-10T12:47:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07215000","bid":351.2,"bid_size":20.0,"ask":368.3,"ask_size":23.0,"iv":0.4108,"open_interest":1.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0325,"theta":0.0,"rho":-0.5911,"theo":359.1061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":254.0,"last_trade_time":"2026-01-26T15:59:53","percent_change":0.0,"prev_day_close":336.400009155273},{"option":"SPX260220C07220000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":223.0,"iv":0.3114,"open_interest":802.0,"volume":1.0,"delta":0.0025,"gamma":0.0001,"vega":0.0322,"theta":-0.0865,"rho":0.0013,"theo":0.0871,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:37:53","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07220000","bid":355.5,"bid_size":20.0,"ask":369.7,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0322,"theta":0.0,"rho":-0.5915,"theo":364.1043,"change":-50.8,"open":317.75,"high":317.75,"low":317.75,"tick":"up","last_trade_price":317.75,"last_trade_time":"2026-02-18T12:48:48","percent_change":-13.7837,"prev_day_close":343.350006103516},{"option":"SPX260220C07225000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":224.0,"iv":0.3152,"open_interest":3358.0,"volume":585.0,"delta":0.0025,"gamma":0.0001,"vega":0.0318,"theta":-0.0864,"rho":0.0013,"theo":0.0871,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:09:08","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07225000","bid":360.5,"bid_size":20.0,"ask":374.3,"ask_size":2.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0318,"theta":0.0,"rho":-0.5919,"theo":369.1025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.75,"last_trade_time":"2026-01-14T10:04:12","percent_change":0.0,"prev_day_close":346.550003051758},{"option":"SPX260220C07230000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":221.0,"iv":0.319,"open_interest":363.0,"volume":0.0,"delta":0.0025,"gamma":0.0001,"vega":0.0315,"theta":-0.0863,"rho":0.0013,"theo":0.087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-13T11:06:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07230000","bid":365.5,"bid_size":20.0,"ask":379.3,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0314,"theta":0.0,"rho":-0.5923,"theo":374.1007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":311.85,"last_trade_time":"2026-01-14T10:03:37","percent_change":0.0,"prev_day_close":351.75},{"option":"SPX260220C07235000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":232.0,"iv":0.3228,"open_interest":149.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.0311,"theta":-0.0863,"rho":0.0013,"theo":0.0869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.23,"last_trade_time":"2026-02-12T09:38:51","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07235000","bid":371.2,"bid_size":20.0,"ask":388.3,"ask_size":23.0,"iv":0.4305,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0311,"theta":0.0,"rho":-0.5928,"theo":379.0988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":356.649993896484},{"option":"SPX260220C07240000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":233.0,"iv":0.3266,"open_interest":709.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.0308,"theta":-0.0862,"rho":0.0013,"theo":0.0868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-10T15:58:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07240000","bid":375.5,"bid_size":20.0,"ask":393.3,"ask_size":23.0,"iv":0.4018,"open_interest":2.0,"volume":0.0,"delta":-0.9976,"gamma":0.0001,"vega":0.0307,"theta":0.0,"rho":-0.5932,"theo":384.097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":614.8,"last_trade_time":"2025-11-21T13:17:29","percent_change":0.0,"prev_day_close":361.75},{"option":"SPX260220C07245000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":229.0,"iv":0.3304,"open_interest":656.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.0304,"theta":-0.0861,"rho":0.0013,"theo":0.0867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-11T15:57:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07245000","bid":381.2,"bid_size":20.0,"ask":398.3,"ask_size":23.0,"iv":0.4403,"open_interest":1.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.0304,"theta":0.0,"rho":-0.5936,"theo":389.0952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.5},{"option":"SPX260220C07250000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":229.0,"iv":0.3342,"open_interest":8030.0,"volume":10.0,"delta":0.0024,"gamma":0.0,"vega":0.0301,"theta":-0.086,"rho":0.0012,"theo":0.0867,"change":-0.02,"open":0.06,"high":0.06,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:29:18","percent_change":-40.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07250000","bid":385.5,"bid_size":20.0,"ask":403.3,"ask_size":23.0,"iv":0.4111,"open_interest":213.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.0301,"theta":0.0,"rho":-0.594,"theo":394.0934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.98,"last_trade_time":"2026-01-30T15:36:45","percent_change":0.0,"prev_day_close":375.100006103516},{"option":"SPX260220C07255000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":230.0,"iv":0.3379,"open_interest":123.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.0298,"theta":-0.086,"rho":0.0012,"theo":0.0866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-12T09:38:51","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07255000","bid":390.5,"bid_size":20.0,"ask":404.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.0297,"theta":0.0,"rho":-0.5945,"theo":399.0916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":378.399993896484},{"option":"SPX260220C07260000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":231.0,"iv":0.3417,"open_interest":833.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.0295,"theta":-0.0859,"rho":0.0012,"theo":0.0865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.54,"last_trade_time":"2026-02-10T10:49:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07260000","bid":395.5,"bid_size":20.0,"ask":409.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":-0.5949,"theo":404.0897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":384.899993896484},{"option":"SPX260220C07265000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.3454,"open_interest":189.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.0292,"theta":-0.0858,"rho":0.0012,"theo":0.0864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-03T10:00:24","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07265000","bid":400.5,"bid_size":20.0,"ask":414.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0291,"theta":0.0,"rho":-0.5953,"theo":409.0879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.899993896484},{"option":"SPX260220C07270000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":232.0,"iv":0.3492,"open_interest":2519.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0289,"theta":-0.0857,"rho":0.0012,"theo":0.0864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.49,"last_trade_time":"2026-02-10T10:49:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07270000","bid":406.2,"bid_size":20.0,"ask":423.3,"ask_size":23.0,"iv":0.4646,"open_interest":5.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0288,"theta":0.0,"rho":-0.5957,"theo":414.0861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.25},{"option":"SPX260220C07275000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":232.0,"iv":0.3529,"open_interest":4277.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0286,"theta":-0.0857,"rho":0.0012,"theo":0.0863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:00:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07275000","bid":411.2,"bid_size":20.0,"ask":428.3,"ask_size":23.0,"iv":0.4695,"open_interest":22.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0285,"theta":0.0,"rho":-0.5962,"theo":419.0843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":404.84,"last_trade_time":"2025-10-27T15:09:25","percent_change":0.0,"prev_day_close":398.049987792969},{"option":"SPX260220C07280000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":233.0,"iv":0.3566,"open_interest":516.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0283,"theta":-0.0856,"rho":0.0012,"theo":0.0862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-11T15:15:44","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07280000","bid":415.5,"bid_size":20.0,"ask":429.7,"ask_size":2.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0282,"theta":0.0,"rho":-0.5966,"theo":424.0825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":403.300003051758},{"option":"SPX260220C07285000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":233.0,"iv":0.3604,"open_interest":234.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.028,"theta":-0.0855,"rho":0.0012,"theo":0.0862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:55:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07285000","bid":421.2,"bid_size":20.0,"ask":438.3,"ask_size":23.0,"iv":0.4792,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.028,"theta":0.0,"rho":-0.597,"theo":429.0807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":406.649993896484},{"option":"SPX260220C07290000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":234.0,"iv":0.3641,"open_interest":802.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0277,"theta":-0.0854,"rho":0.0012,"theo":0.0861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-09T09:54:16","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07290000","bid":425.5,"bid_size":20.0,"ask":439.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0277,"theta":0.0,"rho":-0.5974,"theo":434.0788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.449996948242},{"option":"SPX260220C07295000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":234.0,"iv":0.3678,"open_interest":194.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0274,"theta":-0.0854,"rho":0.0011,"theo":0.086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-05T10:22:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07295000","bid":430.4,"bid_size":20.0,"ask":444.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0274,"theta":0.0,"rho":-0.5978,"theo":439.077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.300003051758},{"option":"SPX260220C07300000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.3715,"open_interest":10906.0,"volume":7.0,"delta":0.0021,"gamma":0.0,"vega":0.0272,"theta":-0.0853,"rho":0.0011,"theo":0.0859,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:25:26","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260220P07300000","bid":436.2,"bid_size":20.0,"ask":453.3,"ask_size":23.0,"iv":0.4936,"open_interest":66.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0272,"theta":0.0,"rho":-0.5983,"theo":444.0752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.0,"last_trade_time":"2026-02-17T13:34:13","percent_change":0.0,"prev_day_close":424.899993896484},{"option":"SPX260220C07305000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":235.0,"iv":0.3752,"open_interest":152.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0269,"theta":-0.0852,"rho":0.0011,"theo":0.0859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-13T09:42:20","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07305000","bid":441.2,"bid_size":20.0,"ask":458.3,"ask_size":23.0,"iv":0.4984,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0269,"theta":0.0,"rho":-0.5987,"theo":449.0734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.300003051758},{"option":"SPX260220C07310000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":236.0,"iv":0.3789,"open_interest":2376.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0267,"theta":-0.0852,"rho":0.0011,"theo":0.0858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-09T10:31:08","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07310000","bid":445.4,"bid_size":20.0,"ask":459.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0266,"theta":0.0,"rho":-0.5991,"theo":454.0716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.38,"last_trade_time":"2026-02-12T13:36:47","percent_change":0.0,"prev_day_close":433.5},{"option":"SPX260220C07315000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":237.0,"iv":0.3826,"open_interest":154.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0264,"theta":-0.0851,"rho":0.0011,"theo":0.0857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-02T14:26:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07315000","bid":450.4,"bid_size":20.0,"ask":468.4,"ask_size":20.0,"iv":0.4714,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0264,"theta":0.0,"rho":-0.5995,"theo":459.0698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.100006103516},{"option":"SPX260220C07320000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":238.0,"iv":0.3863,"open_interest":311.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0262,"theta":-0.085,"rho":0.0011,"theo":0.0857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-06T16:07:30","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07320000","bid":455.4,"bid_size":20.0,"ask":473.4,"ask_size":20.0,"iv":0.476,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0261,"theta":0.0,"rho":-0.6,"theo":464.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.300003051758},{"option":"SPX260220C07325000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":238.0,"iv":0.39,"open_interest":3337.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0259,"theta":-0.085,"rho":0.0011,"theo":0.0856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-13T12:55:19","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07325000","bid":460.4,"bid_size":20.0,"ask":478.4,"ask_size":20.0,"iv":0.4806,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0259,"theta":0.0,"rho":-0.6004,"theo":469.0662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":449.949996948242},{"option":"SPX260220C07330000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":239.0,"iv":0.3937,"open_interest":689.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0257,"theta":-0.0849,"rho":0.0011,"theo":0.0855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-10T14:56:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07330000","bid":465.4,"bid_size":20.0,"ask":479.9,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0257,"theta":0.0,"rho":-0.6008,"theo":474.0643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":453.300003051758},{"option":"SPX260220C07340000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":240.0,"iv":0.401,"open_interest":286.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0252,"theta":-0.0847,"rho":0.001,"theo":0.0854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:41:31","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07340000","bid":476.2,"bid_size":20.0,"ask":493.3,"ask_size":23.0,"iv":0.5319,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0252,"theta":0.0,"rho":-0.6016,"theo":484.0607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.899993896484},{"option":"SPX260220C07350000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":195.0,"iv":0.4083,"open_interest":4751.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.0248,"theta":-0.0846,"rho":0.001,"theo":0.0852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:49:47","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07350000","bid":486.2,"bid_size":20.0,"ask":503.3,"ask_size":23.0,"iv":0.5414,"open_interest":13.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0248,"theta":0.0,"rho":-0.6025,"theo":494.0571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":405.0,"last_trade_time":"2026-02-10T15:57:31","percent_change":0.0,"prev_day_close":474.549987792969},{"option":"SPX260220C07360000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":196.0,"iv":0.4156,"open_interest":334.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.0244,"theta":-0.0845,"rho":0.001,"theo":0.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-09T10:56:12","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07360000","bid":495.4,"bid_size":20.0,"ask":509.7,"ask_size":2.0,"iv":0.0,"open_interest":52.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0243,"theta":0.0,"rho":-0.6033,"theo":504.0535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":454.58,"last_trade_time":"2025-12-31T12:36:21","percent_change":0.0,"prev_day_close":483.149993896484},{"option":"SPX260220C07370000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":186.0,"iv":0.4229,"open_interest":222.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.024,"theta":-0.0843,"rho":0.001,"theo":0.085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.27,"last_trade_time":"2026-02-10T12:48:21","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07370000","bid":505.4,"bid_size":20.0,"ask":519.9,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0239,"theta":0.0,"rho":-0.6042,"theo":514.0499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":493.449996948242},{"option":"SPX260220C07375000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":187.0,"iv":0.4265,"open_interest":1682.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0238,"theta":-0.0843,"rho":0.001,"theo":0.0849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.13,"last_trade_time":"2026-02-11T14:28:25","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07375000","bid":510.4,"bid_size":20.0,"ask":524.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0237,"theta":0.0,"rho":-0.6046,"theo":519.048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.050003051758},{"option":"SPX260220C07380000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":187.0,"iv":0.4302,"open_interest":201.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0236,"theta":-0.0842,"rho":0.001,"theo":0.0848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-09T13:34:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07380000","bid":515.4,"bid_size":20.0,"ask":529.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0235,"theta":0.0,"rho":-0.605,"theo":524.0462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":501.75},{"option":"SPX260220C07390000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":199.0,"iv":0.4374,"open_interest":251.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0232,"theta":-0.0841,"rho":0.001,"theo":0.0847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-02T15:13:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07390000","bid":525.4,"bid_size":20.0,"ask":539.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0231,"theta":0.0,"rho":-0.6058,"theo":534.0426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":512.899993896484},{"option":"SPX260220C07400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":189.0,"iv":0.4446,"open_interest":6870.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0228,"theta":-0.084,"rho":0.0009,"theo":0.0846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-17T12:57:21","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07400000","bid":535.4,"bid_size":20.0,"ask":553.3,"ask_size":20.0,"iv":0.5417,"open_interest":117.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0228,"theta":0.0,"rho":-0.6067,"theo":544.039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":585.0,"last_trade_time":"2026-02-05T10:42:09","percent_change":0.0,"prev_day_close":523.149993896484},{"option":"SPX260220C07410000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":190.0,"iv":0.4518,"open_interest":406.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0224,"theta":-0.0838,"rho":0.0009,"theo":0.0844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-09T14:30:37","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07410000","bid":546.1,"bid_size":20.0,"ask":563.2,"ask_size":23.0,"iv":0.5881,"open_interest":6.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0224,"theta":0.0,"rho":-0.6075,"theo":554.0354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":536.8,"last_trade_time":"2026-01-20T11:48:47","percent_change":0.0,"prev_day_close":531.550018310547},{"option":"SPX260220C07420000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":191.0,"iv":0.459,"open_interest":234.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.0221,"theta":-0.0837,"rho":0.0009,"theo":0.0843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-09T14:37:51","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07420000","bid":555.4,"bid_size":20.0,"ask":569.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0221,"theta":0.0,"rho":-0.6083,"theo":564.0318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.649993896484},{"option":"SPX260220C07425000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":192.0,"iv":0.4626,"open_interest":1812.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.0219,"theta":-0.0836,"rho":0.0009,"theo":0.0842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:37:16","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07425000","bid":560.4,"bid_size":20.0,"ask":574.2,"ask_size":2.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0219,"theta":0.0,"rho":-0.6088,"theo":569.03,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":590.29,"last_trade_time":"2025-12-18T12:46:49","percent_change":0.0,"prev_day_close":548.199981689453},{"option":"SPX260220C07430000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":192.0,"iv":0.4662,"open_interest":83.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.0218,"theta":-0.0836,"rho":0.0009,"theo":0.0842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-11T10:07:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07430000","bid":565.4,"bid_size":20.0,"ask":579.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0217,"theta":0.0,"rho":-0.6092,"theo":574.0282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":551.649993896484},{"option":"SPX260220C07440000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":202.0,"iv":0.4733,"open_interest":161.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.0214,"theta":-0.0834,"rho":0.0009,"theo":0.0841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-01-27T09:55:45","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07440000","bid":575.4,"bid_size":20.0,"ask":589.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0214,"theta":0.0,"rho":-0.61,"theo":584.0246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":561.649993896484},{"option":"SPX260220C07450000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":194.0,"iv":0.4804,"open_interest":7125.0,"volume":1.0,"delta":0.0016,"gamma":0.0,"vega":0.0211,"theta":-0.0833,"rho":0.0009,"theo":0.0839,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:14:49","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07450000","bid":585.4,"bid_size":20.0,"ask":599.2,"ask_size":2.0,"iv":0.0,"open_interest":2071.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0211,"theta":0.0,"rho":-0.6108,"theo":594.0209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":581.0,"last_trade_time":"2026-02-13T11:45:06","percent_change":0.0,"prev_day_close":573.199981689453},{"option":"SPX260220C07460000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":204.0,"iv":0.4875,"open_interest":141.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0208,"theta":-0.0832,"rho":0.0009,"theo":0.0838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-05T10:37:12","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07460000","bid":595.4,"bid_size":20.0,"ask":609.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0208,"theta":0.0,"rho":-0.6117,"theo":604.0173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":581.549987792969},{"option":"SPX260220C07470000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":205.0,"iv":0.4946,"open_interest":73.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0205,"theta":-0.083,"rho":0.0008,"theo":0.0837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:31:32","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07470000","bid":605.4,"bid_size":20.0,"ask":623.2,"ask_size":23.0,"iv":0.5961,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0205,"theta":0.0,"rho":-0.6125,"theo":614.0137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":591.549987792969},{"option":"SPX260220C07475000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":196.0,"iv":0.4981,"open_interest":1362.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0204,"theta":-0.083,"rho":0.0008,"theo":0.0836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T12:44:47","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07475000","bid":610.4,"bid_size":20.0,"ask":624.2,"ask_size":2.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0204,"theta":0.0,"rho":-0.6129,"theo":619.0119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":716.97,"last_trade_time":"2025-11-14T09:54:11","percent_change":0.0,"prev_day_close":598.199981689453},{"option":"SPX260220C07480000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":206.0,"iv":0.5017,"open_interest":82.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0202,"theta":-0.0829,"rho":0.0008,"theo":0.0835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-01-30T10:23:31","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07480000","bid":615.4,"bid_size":20.0,"ask":629.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0202,"theta":0.0,"rho":-0.6133,"theo":624.0101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":601.350006103516},{"option":"SPX260220C07490000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":207.0,"iv":0.5087,"open_interest":551.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.02,"theta":-0.0828,"rho":0.0008,"theo":0.0834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:54:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07490000","bid":625.4,"bid_size":20.0,"ask":643.2,"ask_size":23.0,"iv":0.6138,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.02,"theta":0.0,"rho":-0.6142,"theo":634.0065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":613.200012207031},{"option":"SPX260220C07500000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":208.0,"iv":0.5158,"open_interest":7293.0,"volume":66.0,"delta":0.0015,"gamma":0.0,"vega":0.0197,"theta":-0.0827,"rho":0.0008,"theo":0.0833,"change":0.055,"open":0.05,"high":0.08,"low":0.05,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-18T13:51:52","percent_change":220.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07500000","bid":636.1,"bid_size":20.0,"ask":653.2,"ask_size":23.0,"iv":0.6707,"open_interest":682.0,"volume":6.0,"delta":-0.9984,"gamma":0.0,"vega":0.0197,"theta":0.0,"rho":-0.615,"theo":644.0029,"change":-18.1,"open":630.25,"high":630.25,"low":630.25,"tick":"down","last_trade_price":630.25,"last_trade_time":"2026-02-18T09:46:15","percent_change":-2.7917,"prev_day_close":621.549987792969},{"option":"SPX260220C07510000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.5228,"open_interest":119.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0194,"theta":-0.0826,"rho":0.0008,"theo":0.0832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-01-28T09:46:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07510000","bid":646.1,"bid_size":20.0,"ask":663.2,"ask_size":23.0,"iv":0.6797,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0194,"theta":0.0,"rho":-0.6158,"theo":653.9993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":633.200012207031},{"option":"SPX260220C07520000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.5298,"open_interest":378.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0192,"theta":-0.0824,"rho":0.0008,"theo":0.083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.62,"last_trade_time":"2026-01-28T09:46:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07520000","bid":656.1,"bid_size":20.0,"ask":673.2,"ask_size":23.0,"iv":0.6888,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0192,"theta":0.0,"rho":-0.6167,"theo":663.9957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":644.800018310547},{"option":"SPX260220C07525000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.5333,"open_interest":501.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0191,"theta":-0.0824,"rho":0.0008,"theo":0.083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-11T09:53:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07525000","bid":660.4,"bid_size":20.0,"ask":678.4,"ask_size":1.0,"iv":0.661,"open_interest":2.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.019,"theta":0.0,"rho":-0.6171,"theo":668.9938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":626.41,"last_trade_time":"2025-10-31T11:52:45","percent_change":0.0,"prev_day_close":649.850006103516},{"option":"SPX260220C07530000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.5368,"open_interest":74.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.019,"theta":-0.0823,"rho":0.0008,"theo":0.0829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-01-21T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07530000","bid":666.1,"bid_size":20.0,"ask":683.2,"ask_size":23.0,"iv":0.6978,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0189,"theta":0.0,"rho":-0.6175,"theo":673.992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":654.800018310547},{"option":"SPX260220C07540000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.5437,"open_interest":271.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0187,"theta":-0.0822,"rho":0.0008,"theo":0.0828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-01-21T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07540000","bid":676.1,"bid_size":20.0,"ask":693.2,"ask_size":23.0,"iv":0.7069,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0187,"theta":0.0,"rho":-0.6183,"theo":683.9884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.850006103516},{"option":"SPX260220C07550000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.5507,"open_interest":1460.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0185,"theta":-0.082,"rho":0.0008,"theo":0.0827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-06T15:56:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07550000","bid":685.3,"bid_size":20.0,"ask":703.3,"ask_size":20.0,"iv":0.6666,"open_interest":7.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0185,"theta":0.0,"rho":-0.6192,"theo":693.9848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":672.53,"last_trade_time":"2025-12-19T14:41:48","percent_change":0.0,"prev_day_close":673.200012207031},{"option":"SPX260220C07560000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.5576,"open_interest":85.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0183,"theta":-0.0819,"rho":0.0008,"theo":0.0825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-01-21T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07560000","bid":696.1,"bid_size":20.0,"ask":713.2,"ask_size":23.0,"iv":0.7249,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0182,"theta":0.0,"rho":-0.62,"theo":703.9812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":684.75},{"option":"SPX260220C07570000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":144.0,"iv":0.5645,"open_interest":62.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.018,"theta":-0.0818,"rho":0.0007,"theo":0.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-01-21T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07570000","bid":706.1,"bid_size":20.0,"ask":723.2,"ask_size":23.0,"iv":0.7338,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.018,"theta":0.0,"rho":-0.6208,"theo":713.9776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":693.100006103516},{"option":"SPX260220C07575000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":144.0,"iv":0.568,"open_interest":132.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0179,"theta":-0.0817,"rho":0.0007,"theo":0.0823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-06T14:02:32","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07575000","bid":710.3,"bid_size":20.0,"ask":728.3,"ask_size":20.0,"iv":0.6884,"open_interest":1.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0179,"theta":0.0,"rho":-0.6212,"theo":718.9758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":696.399993896484},{"option":"SPX260220C07580000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.5714,"open_interest":80.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0178,"theta":-0.0817,"rho":0.0007,"theo":0.0823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-09T16:02:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07580000","bid":716.1,"bid_size":20.0,"ask":733.2,"ask_size":23.0,"iv":0.7428,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0178,"theta":0.0,"rho":-0.6216,"theo":723.974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.5},{"option":"SPX260220C07590000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.5783,"open_interest":85.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0176,"theta":-0.0816,"rho":0.0007,"theo":0.0822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-01-21T09:30:14","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07590000","bid":726.1,"bid_size":20.0,"ask":743.2,"ask_size":23.0,"iv":0.7517,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0176,"theta":0.0,"rho":-0.6225,"theo":733.9704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.350006103516},{"option":"SPX260220C07600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.5852,"open_interest":3393.0,"volume":60.0,"delta":0.0014,"gamma":0.0,"vega":0.0174,"theta":-0.0814,"rho":0.0007,"theo":0.082,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:51:52","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07600000","bid":736.1,"bid_size":20.0,"ask":753.2,"ask_size":23.0,"iv":0.7607,"open_interest":12.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0174,"theta":0.0,"rho":-0.6233,"theo":743.9668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":605.0,"last_trade_time":"2026-02-02T12:00:43","percent_change":0.0,"prev_day_close":723.049987792969},{"option":"SPX260220C07610000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.592,"open_interest":89.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0172,"theta":-0.0813,"rho":0.0007,"theo":0.0819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T09:59:57","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07610000","bid":746.1,"bid_size":20.0,"ask":763.2,"ask_size":23.0,"iv":0.7696,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0172,"theta":0.0,"rho":-0.6241,"theo":753.9632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":734.700012207031},{"option":"SPX260220C07620000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":146.0,"iv":0.5989,"open_interest":62.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.017,"theta":-0.0812,"rho":0.0007,"theo":0.0818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-11T09:57:06","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07620000","bid":755.3,"bid_size":20.0,"ask":769.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.017,"theta":0.0,"rho":-0.625,"theo":763.9596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":743.199981689453},{"option":"SPX260220C07625000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":146.0,"iv":0.6023,"open_interest":1028.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0169,"theta":-0.0811,"rho":0.0007,"theo":0.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T10:00:09","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07625000","bid":760.3,"bid_size":20.0,"ask":774.1,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0169,"theta":0.0,"rho":-0.6254,"theo":768.9578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.299987792969},{"option":"SPX260220C07630000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":146.0,"iv":0.6057,"open_interest":61.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0168,"theta":-0.0811,"rho":0.0007,"theo":0.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-01-21T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07630000","bid":766.1,"bid_size":20.0,"ask":783.2,"ask_size":23.0,"iv":0.7873,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0168,"theta":0.0,"rho":-0.6258,"theo":773.956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.399993896484},{"option":"SPX260220C07640000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":147.0,"iv":0.6125,"open_interest":84.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0167,"theta":-0.0809,"rho":0.0007,"theo":0.0816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-21T09:30:06","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07640000","bid":775.3,"bid_size":20.0,"ask":793.3,"ask_size":20.0,"iv":0.7448,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0166,"theta":0.0,"rho":-0.6266,"theo":783.9524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":763.299987792969},{"option":"SPX260220C07650000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":147.0,"iv":0.6193,"open_interest":332.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0165,"theta":-0.0808,"rho":0.0007,"theo":0.0814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-11T14:07:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07650000","bid":785.3,"bid_size":20.0,"ask":799.1,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0164,"theta":0.0,"rho":-0.6275,"theo":793.9487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.549987792969},{"option":"SPX260220C07660000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":148.0,"iv":0.6261,"open_interest":113.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0163,"theta":-0.0807,"rho":0.0007,"theo":0.0813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-10T14:51:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260220P07660000","bid":795.3,"bid_size":20.0,"ask":813.3,"ask_size":20.0,"iv":0.762,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0163,"theta":0.0,"rho":-0.6283,"theo":803.9451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":781.450012207031},{"option":"SPX260220C07675000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":127.0,"iv":0.6045,"open_interest":761.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.016,"theta":-0.0805,"rho":0.0007,"theo":0.0811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-10T14:51:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07675000","bid":810.3,"bid_size":20.0,"ask":824.5,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.016,"theta":0.0,"rho":-0.6295,"theo":818.9397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":796.25},{"option":"SPX260220C07700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":128.0,"iv":0.6206,"open_interest":18819.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0156,"theta":-0.0802,"rho":0.0006,"theo":0.0808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:42:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07700000","bid":836.0,"bid_size":20.0,"ask":853.1,"ask_size":23.0,"iv":0.836,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0156,"theta":0.0,"rho":-0.6316,"theo":843.9307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":790.35,"last_trade_time":"2025-12-04T12:28:58","percent_change":0.0,"prev_day_close":822.649993896484},{"option":"SPX260220C07725000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":128.0,"iv":0.6366,"open_interest":295.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0152,"theta":-0.0799,"rho":0.0006,"theo":0.0805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:31:29","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07725000","bid":860.3,"bid_size":20.0,"ask":878.1,"ask_size":23.0,"iv":0.7972,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0152,"theta":0.0,"rho":-0.6337,"theo":868.9217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.100006103516},{"option":"SPX260220C07750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":129.0,"iv":0.6525,"open_interest":2042.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0148,"theta":-0.0797,"rho":0.0006,"theo":0.0803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:35:13","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07750000","bid":885.3,"bid_size":20.0,"ask":903.1,"ask_size":23.0,"iv":0.8184,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0148,"theta":0.0,"rho":-0.6357,"theo":893.9127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":874.699981689453},{"option":"SPX260220C07775000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":129.0,"iv":0.6684,"open_interest":577.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0145,"theta":-0.0794,"rho":0.0006,"theo":0.08,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T16:01:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07775000","bid":910.3,"bid_size":20.0,"ask":928.3,"ask_size":21.0,"iv":0.8603,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0145,"theta":0.0,"rho":-0.6378,"theo":918.9037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":899.699981689453},{"option":"SPX260220C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":129.0,"iv":0.6842,"open_interest":7009.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0142,"theta":-0.0791,"rho":0.0006,"theo":0.0797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T16:01:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07800000","bid":936.0,"bid_size":20.0,"ask":953.1,"ask_size":23.0,"iv":0.9223,"open_interest":5.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0141,"theta":0.0,"rho":-0.6399,"theo":943.8947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":909.5,"last_trade_time":"2025-11-10T13:09:11","percent_change":0.0,"prev_day_close":922.25},{"option":"SPX260220C07825000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":130.0,"iv":0.6999,"open_interest":185.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0138,"theta":-0.0788,"rho":0.0006,"theo":0.0794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T12:54:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07825000","bid":961.0,"bid_size":20.0,"ask":978.1,"ask_size":23.0,"iv":0.9436,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0138,"theta":0.0,"rho":-0.6419,"theo":968.8857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":948.200012207031},{"option":"SPX260220C07850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":131.0,"iv":0.7155,"open_interest":473.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0135,"theta":-0.0785,"rho":0.0006,"theo":0.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T16:01:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07850000","bid":985.2,"bid_size":20.0,"ask":999.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0135,"theta":0.0,"rho":-0.644,"theo":993.8768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":974.800018310547},{"option":"SPX260220C07875000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":131.0,"iv":0.7311,"open_interest":1433.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0132,"theta":-0.0783,"rho":0.0005,"theo":0.0788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:33:08","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07875000","bid":1011.0,"bid_size":20.0,"ask":1028.1,"ask_size":23.0,"iv":0.9861,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0132,"theta":0.0,"rho":-0.6461,"theo":1018.8678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":996.350006103516},{"option":"SPX260220C07900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":0.7466,"open_interest":10531.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.013,"theta":-0.078,"rho":0.0005,"theo":0.0786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T16:01:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07900000","bid":1035.2,"bid_size":20.0,"ask":1049.0,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0129,"theta":0.0,"rho":-0.6481,"theo":1043.8588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1016.9,"last_trade_time":"2026-01-21T10:33:23","percent_change":0.0,"prev_day_close":1022.99996948242},{"option":"SPX260220C07925000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":0.762,"open_interest":63.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0127,"theta":-0.0777,"rho":0.0005,"theo":0.0783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-28T13:52:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07925000","bid":1060.2,"bid_size":20.0,"ask":1078.1,"ask_size":20.0,"iv":0.9532,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0127,"theta":0.0,"rho":-0.6502,"theo":1068.8498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1047.40002441406},{"option":"SPX260220C07950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":0.7773,"open_interest":11.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0124,"theta":-0.0775,"rho":0.0005,"theo":0.078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T13:27:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07950000","bid":1085.9,"bid_size":20.0,"ask":1103.1,"ask_size":23.0,"iv":1.0416,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0124,"theta":0.0,"rho":-0.6523,"theo":1093.8408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1073.0},{"option":"SPX260220C07975000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":0.7926,"open_interest":2.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0122,"theta":-0.0772,"rho":0.0005,"theo":0.0778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-27T12:05:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P07975000","bid":1110.2,"bid_size":20.0,"ask":1124.4,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0122,"theta":0.0,"rho":-0.6543,"theo":1118.8318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1097.5},{"option":"SPX260220C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":0.8078,"open_interest":9516.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.012,"theta":-0.0769,"rho":0.0005,"theo":0.0775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-12T13:27:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08000000","bid":1136.4,"bid_size":10.0,"ask":1150.9,"ask_size":10.0,"iv":0.8545,"open_interest":3031.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0119,"theta":0.0,"rho":-0.6564,"theo":1143.8229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1051.13,"last_trade_time":"2026-02-12T10:33:57","percent_change":0.0,"prev_day_close":1123.39996337891},{"option":"SPX260220C08100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":134.0,"iv":0.8679,"open_interest":13064.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0111,"theta":-0.0759,"rho":0.0004,"theo":0.0765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T12:47:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08100000","bid":1235.2,"bid_size":20.0,"ask":1253.2,"ask_size":21.0,"iv":1.1085,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0111,"theta":0.0,"rho":-0.6646,"theo":1243.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1224.54998779297},{"option":"SPX260220C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":135.0,"iv":0.927,"open_interest":5091.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0104,"theta":-0.0749,"rho":0.0004,"theo":0.0754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T11:12:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08200000","bid":1335.1,"bid_size":20.0,"ask":1353.1,"ask_size":20.0,"iv":1.1644,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0104,"theta":0.0,"rho":-0.6729,"theo":1343.7511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1322.39996337891},{"option":"SPX260220C08300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":135.0,"iv":0.9851,"open_interest":3769.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0097,"theta":-0.0739,"rho":0.0004,"theo":0.0744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:33:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08300000","bid":1435.8,"bid_size":20.0,"ask":1452.9,"ask_size":23.0,"iv":1.2999,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0097,"theta":0.0,"rho":-0.6811,"theo":1443.7152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1423.0},{"option":"SPX260220C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":137.0,"iv":1.0427,"open_interest":638.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0092,"theta":-0.0729,"rho":0.0004,"theo":0.0734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:32:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08400000","bid":1535.8,"bid_size":20.0,"ask":1552.9,"ask_size":23.0,"iv":1.3786,"open_interest":1.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0092,"theta":0.0,"rho":-0.6894,"theo":1543.6794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1499.72,"last_trade_time":"2026-02-03T15:05:00","percent_change":0.0,"prev_day_close":1524.34997558594},{"option":"SPX260220C08500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":137.0,"iv":1.0989,"open_interest":437.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0087,"theta":-0.0719,"rho":0.0003,"theo":0.0724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:55:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08500000","bid":1635.0,"bid_size":20.0,"ask":1649.3,"ask_size":2.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":-0.6976,"theo":1643.6436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1688.29,"last_trade_time":"2026-02-05T15:26:18","percent_change":0.0,"prev_day_close":1622.90002441406},{"option":"SPX260220C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":137.0,"iv":1.1543,"open_interest":330.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0082,"theta":-0.071,"rho":0.0003,"theo":0.0715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:45:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08600000","bid":1735.0,"bid_size":20.0,"ask":1753.0,"ask_size":20.0,"iv":1.4502,"open_interest":2.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0082,"theta":0.0,"rho":-0.7058,"theo":1743.6078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1619.52,"last_trade_time":"2026-01-16T11:42:09","percent_change":0.0,"prev_day_close":1722.90002441406},{"option":"SPX260220C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":139.0,"iv":1.2626,"open_interest":431.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0074,"theta":-0.0692,"rho":0.0003,"theo":0.0697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:55:55","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P08800000","bid":1935.7,"bid_size":20.0,"ask":1952.8,"ask_size":23.0,"iv":1.6638,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0074,"theta":0.0,"rho":-0.7223,"theo":1943.5363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1923.85003662109},{"option":"SPX260220C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":139.0,"iv":1.3677,"open_interest":475.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0068,"theta":-0.0675,"rho":0.0003,"theo":0.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-01-16T13:09:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P09000000","bid":2133.8,"bid_size":1.0,"ask":2152.9,"ask_size":1.0,"iv":0.0,"open_interest":9.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":-0.7387,"theo":2143.4649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2095.89,"last_trade_time":"2026-02-03T15:00:23","percent_change":0.0,"prev_day_close":2122.69995117188},{"option":"SPX260220C09200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":139.0,"iv":1.47,"open_interest":486.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0063,"theta":-0.0659,"rho":0.0002,"theo":0.0663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:30:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P09200000","bid":2333.8,"bid_size":1.0,"ask":2353.1,"ask_size":1.0,"iv":1.6401,"open_interest":8.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0063,"theta":0.0,"rho":-0.7552,"theo":2343.3936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2328.24,"last_trade_time":"2026-02-13T14:20:19","percent_change":0.0,"prev_day_close":2322.15002441406},{"option":"SPX260220C09400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":139.0,"iv":1.5695,"open_interest":972.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0058,"theta":-0.0643,"rho":0.0002,"theo":0.0647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:17:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P09400000","bid":2533.7,"bid_size":1.0,"ask":2552.8,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0058,"theta":0.0,"rho":-0.7716,"theo":2543.3223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2525.58,"last_trade_time":"2026-02-13T12:58:25","percent_change":0.0,"prev_day_close":2522.55004882812},{"option":"SPX260220C09600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":140.0,"iv":1.6664,"open_interest":453.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0054,"theta":-0.0627,"rho":0.0002,"theo":0.0632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:52:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P09600000","bid":2733.6,"bid_size":1.0,"ask":2752.7,"ask_size":1.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-0.788,"theo":2743.251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2725.17,"last_trade_time":"2026-02-13T12:58:11","percent_change":0.0,"prev_day_close":2723.34997558594},{"option":"SPX260220C09800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":140.0,"iv":1.761,"open_interest":230.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.005,"theta":-0.0612,"rho":0.0002,"theo":0.0617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:58:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P09800000","bid":2933.6,"bid_size":1.0,"ask":2952.9,"ask_size":1.0,"iv":1.9696,"open_interest":13.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.005,"theta":0.0,"rho":-0.8045,"theo":2943.1798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2926.67,"last_trade_time":"2026-02-13T14:21:47","percent_change":0.0,"prev_day_close":2922.19995117188},{"option":"SPX260220C10000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":140.0,"iv":1.8532,"open_interest":22.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0047,"theta":-0.0598,"rho":0.0002,"theo":0.0602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:57:20","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P10000000","bid":3133.5,"bid_size":1.0,"ask":3148.8,"ask_size":2.0,"iv":0.0,"open_interest":634.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0047,"theta":0.0,"rho":-0.8209,"theo":3143.1087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3128.95,"last_trade_time":"2026-02-13T14:18:45","percent_change":0.0,"prev_day_close":3122.09997558594},{"option":"SPX260220C10200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":140.0,"iv":1.9432,"open_interest":5.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0044,"theta":-0.0584,"rho":0.0002,"theo":0.0589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:57:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P10200000","bid":3333.4,"bid_size":1.0,"ask":3352.5,"ask_size":1.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":-0.8373,"theo":3343.0376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3325.44,"last_trade_time":"2026-02-13T14:21:16","percent_change":0.0,"prev_day_close":3321.55004882812},{"option":"SPX260220C10400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":141.0,"iv":2.0312,"open_interest":67.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0042,"theta":-0.0571,"rho":0.0002,"theo":0.0575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:28:55","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P10400000","bid":3533.4,"bid_size":1.0,"ask":3552.7,"ask_size":1.0,"iv":2.2775,"open_interest":11.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":-0.8538,"theo":3542.9666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3525.56,"last_trade_time":"2026-02-13T14:22:51","percent_change":0.0,"prev_day_close":3521.44995117188},{"option":"SPX260220C10800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":141.0,"iv":2.2012,"open_interest":2.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0038,"theta":-0.0546,"rho":0.0001,"theo":0.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2025-10-30T09:30:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P10800000","bid":3933.2,"bid_size":1.0,"ask":3952.3,"ask_size":1.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0038,"theta":0.0,"rho":-0.8866,"theo":3942.8247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3930.02,"last_trade_time":"2026-02-13T13:53:14","percent_change":0.0,"prev_day_close":3921.55004882812},{"option":"SPX260220C11200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":141.0,"iv":2.3641,"open_interest":11.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0034,"theta":-0.0522,"rho":0.0001,"theo":0.0526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:18:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P11200000","bid":4333.1,"bid_size":1.0,"ask":4352.2,"ask_size":1.0,"iv":2.3317,"open_interest":38.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-0.9195,"theo":4342.6829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4330.01,"last_trade_time":"2026-02-13T14:36:17","percent_change":0.0,"prev_day_close":4321.69995117188},{"option":"SPX260220C11600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":142.0,"iv":2.5204,"open_interest":12.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0031,"theta":-0.05,"rho":0.0001,"theo":0.0503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:16:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P11600000","bid":4733.0,"bid_size":1.0,"ask":4752.3,"ask_size":1.0,"iv":2.8402,"open_interest":8.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0031,"theta":0.0,"rho":-0.9523,"theo":4742.5413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4726.85,"last_trade_time":"2026-02-13T14:16:36","percent_change":0.0,"prev_day_close":4721.2001953125},{"option":"SPX260220C12000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":143.0,"iv":2.6706,"open_interest":1.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0029,"theta":-0.0479,"rho":0.0001,"theo":0.0482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T12:55:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P12000000","bid":5132.8,"bid_size":1.0,"ask":5151.9,"ask_size":1.0,"iv":0.0,"open_interest":13.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0029,"theta":0.0,"rho":-0.9852,"theo":5142.3997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5128.64,"last_trade_time":"2026-02-13T14:26:59","percent_change":0.0,"prev_day_close":5121.5},{"option":"SPX260220C12400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":143.0,"iv":2.8152,"open_interest":3.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0026,"theta":-0.0459,"rho":0.0001,"theo":0.0462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:49:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260220P12400000","bid":5532.7,"bid_size":1.0,"ask":5551.8,"ask_size":1.0,"iv":2.8845,"open_interest":14.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0026,"theta":0.0,"rho":-1.018,"theo":5542.2584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5522.38,"last_trade_time":"2026-02-13T14:24:08","percent_change":0.0,"prev_day_close":5520.84985351562},{"option":"SPX260320C00200000","bid":6642.7,"bid_size":1.0,"ask":6650.3,"ask_size":1.0,"iv":0.0,"open_interest":35.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.1679,"theo":6646.3197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6622.3,"last_trade_time":"2026-02-17T09:32:09","percent_change":0.0,"prev_day_close":6665.19995117188},{"option":"SPX260320P00200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":943.0,"iv":3.4066,"open_interest":957.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0007,"rho":0.0,"theo":0.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2025-10-09T12:48:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C00400000","bid":6443.4,"bid_size":1.0,"ask":6451.0,"ask_size":1.0,"iv":0.0,"open_interest":13.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":0.3315,"theo":6447.0126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6449.93,"last_trade_time":"2026-02-17T14:13:56","percent_change":0.0,"prev_day_close":6465.65014648438},{"option":"SPX260320P00400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":121.0,"iv":2.8298,"open_interest":104.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0017,"rho":0.0,"theo":0.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2025-09-22T11:38:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C00600000","bid":6243.9,"bid_size":1.0,"ask":6251.7,"ask_size":1.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":0.4952,"theo":6247.7065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6220.63,"last_trade_time":"2025-12-02T15:04:06","percent_change":0.0,"prev_day_close":6266.34985351562},{"option":"SPX260320P00600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":94.0,"iv":2.4159,"open_interest":1066.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0009,"theta":-0.0029,"rho":-0.0001,"theo":0.01,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.46,"last_trade_time":"2025-12-16T09:50:50","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C00800000","bid":6044.6,"bid_size":1.0,"ask":6052.4,"ask_size":1.0,"iv":0.0,"open_interest":9.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":0.6589,"theo":6048.4015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6167.28,"last_trade_time":"2026-01-27T10:19:27","percent_change":0.0,"prev_day_close":6067.0},{"option":"SPX260320P00800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":94.0,"iv":2.1269,"open_interest":2661.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0015,"theta":-0.0044,"rho":-0.0001,"theo":0.0155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T09:30:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C01000000","bid":5845.3,"bid_size":1.0,"ask":5853.1,"ask_size":1.0,"iv":0.0,"open_interest":1098.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":0.8225,"theo":5849.0978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5848.59,"last_trade_time":"2026-02-13T14:42:38","percent_change":0.0,"prev_day_close":5869.19995117188},{"option":"SPX260320P01000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":485.0,"iv":1.905,"open_interest":6511.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0022,"theta":-0.006,"rho":-0.0002,"theo":0.0222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-05T11:27:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C01200000","bid":5646.1,"bid_size":1.0,"ask":5653.8,"ask_size":1.0,"iv":0.0,"open_interest":40.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":0.9861,"theo":5649.7955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5721.76,"last_trade_time":"2025-12-24T13:07:46","percent_change":0.0,"prev_day_close":5668.94995117188},{"option":"SPX260320P01200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":477.0,"iv":1.725,"open_interest":10556.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0032,"theta":-0.008,"rho":-0.0002,"theo":0.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-22T09:58:10","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C01400000","bid":5446.8,"bid_size":1.0,"ask":5454.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":1.1497,"theo":5450.4948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5329.25,"last_trade_time":"2025-12-17T15:42:12","percent_change":0.0,"prev_day_close":5471.0},{"option":"SPX260320P01400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":479.0,"iv":1.5737,"open_interest":12413.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0044,"theta":-0.0104,"rho":-0.0003,"theo":0.0402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-01-29T11:32:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C01600000","bid":5247.5,"bid_size":1.0,"ask":5255.2,"ask_size":1.0,"iv":0.0,"open_interest":23.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":1.3133,"theo":5251.1961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5371.97,"last_trade_time":"2026-01-27T09:58:40","percent_change":0.0,"prev_day_close":5271.80004882812},{"option":"SPX260320P01600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":226.0,"iv":1.4432,"open_interest":9357.0,"volume":1.0,"delta":-0.0001,"gamma":0.0,"vega":0.006,"theta":-0.013,"rho":-0.0005,"theo":0.0519,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:52:08","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPX260320C01800000","bid":5048.2,"bid_size":1.0,"ask":5055.9,"ask_size":1.0,"iv":0.0,"open_interest":40.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0078,"theta":0.0,"rho":1.4768,"theo":5051.8995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5134.81,"last_trade_time":"2025-12-26T09:57:49","percent_change":0.0,"prev_day_close":5072.85009765625},{"option":"SPX260320P01800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":203.0,"iv":1.3284,"open_interest":9388.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0078,"theta":-0.0161,"rho":-0.0006,"theo":0.0657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-10T12:45:43","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320C02000000","bid":4848.9,"bid_size":1.0,"ask":4856.6,"ask_size":1.0,"iv":0.0,"open_interest":5630.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0102,"theta":0.0,"rho":1.6404,"theo":4852.6053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4811.79,"last_trade_time":"2026-02-05T11:27:49","percent_change":0.0,"prev_day_close":4872.94995117188},{"option":"SPX260320P02000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":48.0,"iv":1.226,"open_interest":15778.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0102,"theta":-0.0196,"rho":-0.0008,"theo":0.082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-10T11:56:33","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320C02200000","bid":4649.6,"bid_size":1.0,"ask":4657.3,"ask_size":1.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0131,"theta":0.0,"rho":1.8038,"theo":4653.3141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4750.19,"last_trade_time":"2026-01-06T15:14:51","percent_change":0.0,"prev_day_close":4672.55004882812},{"option":"SPX260320P02200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":438.0,"iv":1.1636,"open_interest":6113.0,"volume":101.0,"delta":-0.0002,"gamma":0.0,"vega":0.0131,"theta":-0.0235,"rho":-0.001,"theo":0.1013,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:40:58","percent_change":33.3333,"prev_day_close":0.0500000007450581},{"option":"SPX260320C02400000","bid":4450.3,"bid_size":1.0,"ask":4458.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0166,"theta":0.0,"rho":1.9672,"theo":4454.0264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4473.25},{"option":"SPX260320P02400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":118.0,"iv":1.0771,"open_interest":4363.0,"volume":52.0,"delta":-0.0002,"gamma":0.0,"vega":0.0166,"theta":-0.0281,"rho":-0.0013,"theo":0.124,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:40:58","percent_change":33.3333,"prev_day_close":0.0500000007450581},{"option":"SPX260320C02500000","bid":4350.5,"bid_size":1.0,"ask":4358.3,"ask_size":1.0,"iv":0.8625,"open_interest":3.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0186,"theta":0.0,"rho":2.0489,"theo":4354.384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4435.2,"last_trade_time":"2026-01-30T11:35:10","percent_change":0.0,"prev_day_close":4375.0},{"option":"SPX260320P02500000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":114.0,"iv":1.0366,"open_interest":10356.0,"volume":82.0,"delta":-0.0003,"gamma":0.0,"vega":0.0186,"theta":-0.0306,"rho":-0.0015,"theo":0.1368,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:40:58","percent_change":33.3333,"prev_day_close":0.0500000007450581},{"option":"SPX260320C02600000","bid":4251.0,"bid_size":1.0,"ask":4258.7,"ask_size":1.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0209,"theta":0.0,"rho":2.1306,"theo":4254.7427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4353.63,"last_trade_time":"2026-01-06T15:49:10","percent_change":0.0,"prev_day_close":4275.40014648438},{"option":"SPX260320P02600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":46.0,"iv":0.9978,"open_interest":3016.0,"volume":20.0,"delta":-0.0003,"gamma":0.0,"vega":0.0208,"theta":-0.033,"rho":-0.0017,"theo":0.1495,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:40:58","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260320C02700000","bid":4151.4,"bid_size":1.0,"ask":4159.0,"ask_size":1.0,"iv":0.8642,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0234,"theta":0.0,"rho":2.2122,"theo":4155.1026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4174.0},{"option":"SPX260320P02700000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":487.0,"iv":0.9793,"open_interest":3429.0,"volume":8.0,"delta":-0.0003,"gamma":0.0,"vega":0.0233,"theta":-0.0359,"rho":-0.0019,"theo":0.1646,"change":-0.045,"open":0.08,"high":0.08,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T09:30:02","percent_change":-36.0,"prev_day_close":0.0750000029802322},{"option":"SPX260320C02800000","bid":4051.7,"bid_size":1.0,"ask":4059.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0263,"theta":0.0,"rho":2.2938,"theo":4055.464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4160.36,"last_trade_time":"2026-01-16T11:35:33","percent_change":0.0,"prev_day_close":4076.64990234375},{"option":"SPX260320P02800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":313.0,"iv":0.9426,"open_interest":18989.0,"volume":4354.0,"delta":-0.0004,"gamma":0.0,"vega":0.0261,"theta":-0.039,"rho":-0.0021,"theo":0.181,"change":-0.01,"open":0.05,"high":0.1,"low":0.05,"tick":"up","last_trade_price":0.09,"last_trade_time":"2026-02-18T10:28:10","percent_change":-10.0,"prev_day_close":0.0750000011175871},{"option":"SPX260320C02900000","bid":3952.1,"bid_size":1.0,"ask":3959.7,"ask_size":1.0,"iv":0.827,"open_interest":31.0,"volume":30.0,"delta":0.9996,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":2.3754,"theo":3955.8269,"change":53.3999,"open":4005.64,"high":4005.64,"low":4004.1,"tick":"down","last_trade_price":4004.1,"last_trade_time":"2026-02-18T11:12:23","percent_change":1.35166,"prev_day_close":3976.0},{"option":"SPX260320P02900000","bid":0.05,"bid_size":189.0,"ask":0.2,"ask_size":299.0,"iv":0.9215,"open_interest":13432.0,"volume":3488.0,"delta":-0.0004,"gamma":0.0,"vega":0.0292,"theta":-0.0423,"rho":-0.0024,"theo":0.199,"change":-0.025,"open":0.05,"high":0.13,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:33:34","percent_change":-20.0,"prev_day_close":0.0750000011175871},{"option":"SPX260320C03000000","bid":3852.3,"bid_size":1.0,"ask":3860.1,"ask_size":1.0,"iv":0.8585,"open_interest":4280.0,"volume":103.0,"delta":0.9996,"gamma":0.0,"vega":0.0328,"theta":0.0,"rho":2.4569,"theo":3856.1915,"change":54.55,"open":3899.18,"high":3905.0,"low":3899.18,"tick":"up","last_trade_price":3905.0,"last_trade_time":"2026-02-18T12:24:46","percent_change":1.41672,"prev_day_close":3876.65002441406},{"option":"SPX260320P03000000","bid":0.05,"bid_size":223.0,"ask":0.25,"ask_size":575.0,"iv":0.8985,"open_interest":25679.0,"volume":3406.0,"delta":-0.0005,"gamma":0.0,"vega":0.0326,"theta":-0.0458,"rho":-0.0027,"theo":0.2188,"change":0.025,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:15:43","percent_change":20.0,"prev_day_close":0.100000003352761},{"option":"SPX260320C03100000","bid":3752.8,"bid_size":1.0,"ask":3760.5,"ask_size":1.0,"iv":0.7823,"open_interest":2.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0366,"theta":0.0,"rho":2.5384,"theo":3756.558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3860.69,"last_trade_time":"2026-01-16T11:27:30","percent_change":0.0,"prev_day_close":3777.75},{"option":"SPX260320P03100000","bid":0.1,"bid_size":25.0,"ask":0.25,"ask_size":545.0,"iv":0.8744,"open_interest":13576.0,"volume":3109.0,"delta":-0.0005,"gamma":0.0,"vega":0.0363,"theta":-0.0497,"rho":-0.003,"theo":0.2404,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:30:02","percent_change":-42.8571,"prev_day_close":0.12500000372529},{"option":"SPX260320C03200000","bid":3653.2,"bid_size":1.0,"ask":3660.8,"ask_size":1.0,"iv":0.801,"open_interest":4.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0409,"theta":0.0,"rho":2.6199,"theo":3656.9268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3672.77,"last_trade_time":"2026-02-13T13:43:55","percent_change":0.0,"prev_day_close":3675.80004882812},{"option":"SPX260320P03200000","bid":0.1,"bid_size":25.0,"ask":0.25,"ask_size":267.0,"iv":0.841,"open_interest":4761.0,"volume":3158.0,"delta":-0.0006,"gamma":0.0,"vega":0.0406,"theta":-0.0538,"rho":-0.0034,"theo":0.2642,"change":-0.075,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:24:08","percent_change":-33.3333,"prev_day_close":0.125000001862645},{"option":"SPX260320C03300000","bid":3553.4,"bid_size":1.0,"ask":3561.2,"ask_size":1.0,"iv":0.797,"open_interest":5.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0457,"theta":0.0,"rho":2.7013,"theo":3557.298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2861.06,"last_trade_time":"2025-06-24T11:22:05","percent_change":0.0,"prev_day_close":3578.15002441406},{"option":"SPX260320P03300000","bid":0.1,"bid_size":340.0,"ask":0.3,"ask_size":279.0,"iv":0.8168,"open_interest":5506.0,"volume":3110.0,"delta":-0.0007,"gamma":0.0,"vega":0.0457,"theta":-0.0587,"rho":-0.0039,"theo":0.2927,"change":-0.075,"open":0.15,"high":0.24,"low":0.15,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T13:16:50","percent_change":-27.2727,"prev_day_close":0.175000000745058},{"option":"SPX260320C03400000","bid":3453.9,"bid_size":1.0,"ask":3461.6,"ask_size":1.0,"iv":0.7458,"open_interest":362.0,"volume":20.0,"delta":0.9993,"gamma":0.0,"vega":0.0512,"theta":0.0,"rho":2.7827,"theo":3457.6723,"change":53.2,"open":3506.25,"high":3506.3,"low":3506.15,"tick":"no_change","last_trade_price":3506.2,"last_trade_time":"2026-02-18T11:48:14","percent_change":1.54069,"prev_day_close":3477.04992675781},{"option":"SPX260320P03400000","bid":0.15,"bid_size":40.0,"ask":0.35,"ask_size":512.0,"iv":0.7989,"open_interest":7573.0,"volume":3109.0,"delta":-0.0008,"gamma":0.0,"vega":0.0509,"theta":-0.0632,"rho":-0.0043,"theo":0.32,"change":-0.125,"open":0.2,"high":0.29,"low":0.19,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T11:31:27","percent_change":-38.4615,"prev_day_close":0.200000006705523},{"option":"SPX260320C03500000","bid":3354.3,"bid_size":1.0,"ask":3362.0,"ask_size":1.0,"iv":0.7398,"open_interest":1705.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0573,"theta":0.0,"rho":2.864,"theo":3358.0502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3413.94,"last_trade_time":"2025-12-29T12:56:43","percent_change":0.0,"prev_day_close":3378.25},{"option":"SPX260320P03500000","bid":0.15,"bid_size":527.0,"ask":0.4,"ask_size":507.0,"iv":0.7735,"open_interest":11196.0,"volume":1992.0,"delta":-0.0009,"gamma":0.0,"vega":0.0573,"theta":-0.0691,"rho":-0.0049,"theo":0.3553,"change":-0.125,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T09:30:02","percent_change":-33.3333,"prev_day_close":0.250000007450581},{"option":"SPX260320C03550000","bid":3304.5,"bid_size":1.0,"ask":3312.2,"ask_size":1.0,"iv":0.734,"open_interest":850.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0606,"theta":0.0,"rho":2.9046,"theo":3308.2407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3306.16,"last_trade_time":"2025-12-19T12:17:31","percent_change":0.0,"prev_day_close":3328.84997558594},{"option":"SPX260320P03550000","bid":0.2,"bid_size":228.0,"ask":0.4,"ask_size":268.0,"iv":0.7637,"open_interest":2419.0,"volume":1230.0,"delta":-0.0009,"gamma":0.0,"vega":0.0603,"theta":-0.0716,"rho":-0.0052,"theo":0.3708,"change":-0.15,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T12:11:13","percent_change":-37.5,"prev_day_close":0.274999998509884},{"option":"SPX260320C03600000","bid":3254.7,"bid_size":1.0,"ask":3262.4,"ask_size":1.0,"iv":0.7271,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0642,"theta":0.0,"rho":2.9452,"theo":3258.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3278.85009765625},{"option":"SPX260320P03600000","bid":0.2,"bid_size":514.0,"ask":0.45,"ask_size":500.0,"iv":0.7531,"open_interest":6715.0,"volume":1360.0,"delta":-0.001,"gamma":0.0,"vega":0.0642,"theta":-0.0751,"rho":-0.0056,"theo":0.3927,"change":-0.125,"open":0.3,"high":0.3,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:30:02","percent_change":-29.4118,"prev_day_close":0.274999998509884},{"option":"SPX260320C03650000","bid":3204.9,"bid_size":1.0,"ask":3212.6,"ask_size":1.0,"iv":0.7193,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.068,"theta":0.0,"rho":2.9858,"theo":3208.6254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3229.69995117188},{"option":"SPX260320P03650000","bid":0.25,"bid_size":229.0,"ask":0.45,"ask_size":293.0,"iv":0.7427,"open_interest":1720.0,"volume":1229.0,"delta":-0.001,"gamma":0.0,"vega":0.0676,"theta":-0.0779,"rho":-0.0059,"theo":0.4106,"change":-0.15,"open":0.3,"high":0.3,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:30:02","percent_change":-33.3333,"prev_day_close":0.325000002980232},{"option":"SPX260320C03700000","bid":3155.1,"bid_size":1.0,"ask":3162.8,"ask_size":1.0,"iv":0.7109,"open_interest":1.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0721,"theta":0.0,"rho":3.0263,"theo":3158.8198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2317.25,"last_trade_time":"2025-05-14T09:34:22","percent_change":0.0,"prev_day_close":3178.19995117188},{"option":"SPX260320P03700000","bid":0.3,"bid_size":38.0,"ask":0.5,"ask_size":484.0,"iv":0.7356,"open_interest":14896.0,"volume":1292.0,"delta":-0.0011,"gamma":0.0,"vega":0.0721,"theta":-0.0818,"rho":-0.0063,"theo":0.4353,"change":-0.1,"open":0.4,"high":0.4,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:30:02","percent_change":-20.0,"prev_day_close":0.325000002980232},{"option":"SPX260320C03750000","bid":3105.3,"bid_size":1.0,"ask":3113.0,"ask_size":1.0,"iv":0.702,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0765,"theta":0.0,"rho":3.0668,"theo":3109.0159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3128.25},{"option":"SPX260320P03750000","bid":0.3,"bid_size":244.0,"ask":0.5,"ask_size":256.0,"iv":0.7209,"open_interest":3024.0,"volume":1255.0,"delta":-0.0012,"gamma":0.0,"vega":0.0761,"theta":-0.0851,"rho":-0.0067,"theo":0.4561,"change":-0.125,"open":0.4,"high":0.4,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:30:02","percent_change":-23.8095,"prev_day_close":0.375},{"option":"SPX260320C03800000","bid":3055.5,"bid_size":1.0,"ask":3063.2,"ask_size":1.0,"iv":0.6926,"open_interest":202.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0814,"theta":0.0,"rho":3.1073,"theo":3059.2137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3128.15,"last_trade_time":"2026-01-05T14:09:10","percent_change":0.0,"prev_day_close":3080.55004882812},{"option":"SPX260320P03800000","bid":0.35,"bid_size":104.0,"ask":0.55,"ask_size":261.0,"iv":0.7133,"open_interest":10403.0,"volume":1240.0,"delta":-0.0012,"gamma":0.0,"vega":0.0809,"theta":-0.089,"rho":-0.0071,"theo":0.4815,"change":-0.18,"open":0.45,"high":0.45,"low":0.37,"tick":"no_change","last_trade_price":0.37,"last_trade_time":"2026-02-18T09:59:24","percent_change":-32.7273,"prev_day_close":0.400000005960464},{"option":"SPX260320C03850000","bid":3005.7,"bid_size":1.0,"ask":3013.4,"ask_size":1.0,"iv":0.6829,"open_interest":51.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0866,"theta":0.0,"rho":3.1477,"theo":3009.4136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3032.53,"last_trade_time":"2025-12-04T14:56:27","percent_change":0.0,"prev_day_close":3029.79992675781},{"option":"SPX260320P03850000","bid":0.4,"bid_size":60.0,"ask":0.6,"ask_size":475.0,"iv":0.7047,"open_interest":12077.0,"volume":1208.0,"delta":-0.0014,"gamma":0.0,"vega":0.0865,"theta":-0.0936,"rho":-0.0076,"theo":0.5118,"change":-0.2,"open":0.45,"high":0.45,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T11:40:44","percent_change":-33.3333,"prev_day_close":0.424999997019768},{"option":"SPX260320C03900000","bid":2955.8,"bid_size":1.0,"ask":2963.6,"ask_size":1.0,"iv":0.6868,"open_interest":1.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0922,"theta":0.0,"rho":3.1881,"theo":2959.6157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2132.98,"last_trade_time":"2025-05-14T09:35:07","percent_change":0.0,"prev_day_close":2980.94995117188},{"option":"SPX260320P03900000","bid":0.45,"bid_size":36.0,"ask":0.65,"ask_size":485.0,"iv":0.6959,"open_interest":7395.0,"volume":1105.0,"delta":-0.0014,"gamma":0.0,"vega":0.0921,"theta":-0.0981,"rho":-0.0082,"theo":0.5416,"change":-0.23,"open":0.4,"high":0.47,"low":0.4,"tick":"down","last_trade_price":0.42,"last_trade_time":"2026-02-18T12:06:58","percent_change":-35.3846,"prev_day_close":0.475000008940697},{"option":"SPX260320C03950000","bid":2906.0,"bid_size":1.0,"ask":2913.8,"ask_size":1.0,"iv":0.6757,"open_interest":1701.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0982,"theta":0.0,"rho":3.2284,"theo":2909.8204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2976.08,"last_trade_time":"2025-12-30T12:57:28","percent_change":0.0,"prev_day_close":2930.09997558594},{"option":"SPX260320P03950000","bid":0.5,"bid_size":36.0,"ask":0.65,"ask_size":256.0,"iv":0.684,"open_interest":1698.0,"volume":658.0,"delta":-0.0015,"gamma":0.0,"vega":0.0978,"theta":-0.1025,"rho":-0.0087,"theo":0.5711,"change":-0.075,"open":0.45,"high":0.6,"low":0.42,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:25:02","percent_change":-11.1111,"prev_day_close":0.500000014901161},{"option":"SPX260320C04000000","bid":2856.4,"bid_size":1.0,"ask":2864.0,"ask_size":1.0,"iv":0.6645,"open_interest":12236.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.1047,"theta":0.0,"rho":3.2687,"theo":2860.0278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2937.5,"last_trade_time":"2026-02-11T10:45:47","percent_change":0.0,"prev_day_close":2880.45007324219},{"option":"SPX260320P04000000","bid":0.55,"bid_size":36.0,"ask":0.7,"ask_size":257.0,"iv":0.6745,"open_interest":32220.0,"volume":1190.0,"delta":-0.0016,"gamma":0.0,"vega":0.1047,"theta":-0.1081,"rho":-0.0094,"theo":0.6091,"change":-0.125,"open":0.55,"high":0.6,"low":0.5,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:14:39","percent_change":-17.2414,"prev_day_close":0.549999982118607},{"option":"SPX260320C04050000","bid":2806.6,"bid_size":1.0,"ask":2814.3,"ask_size":1.0,"iv":0.6532,"open_interest":1700.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.1117,"theta":0.0,"rho":3.309,"theo":2810.2384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2797.66,"last_trade_time":"2026-01-20T13:21:43","percent_change":0.0,"prev_day_close":2830.54992675781},{"option":"SPX260320P04050000","bid":0.6,"bid_size":35.0,"ask":0.75,"ask_size":258.0,"iv":0.6647,"open_interest":3626.0,"volume":1111.0,"delta":-0.0018,"gamma":0.0,"vega":0.1117,"theta":-0.1136,"rho":-0.0101,"theo":0.6473,"change":-0.05,"open":0.6,"high":0.7,"low":0.55,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:21:34","percent_change":-8.33333,"prev_day_close":0.599999994039536},{"option":"SPX260320C04100000","bid":2756.8,"bid_size":1.0,"ask":2764.5,"ask_size":1.0,"iv":0.6419,"open_interest":2.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.1193,"theta":0.0,"rho":3.3491,"theo":2760.4523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1943.11,"last_trade_time":"2025-05-13T15:01:15","percent_change":0.0,"prev_day_close":2781.40002441406},{"option":"SPX260320P04100000","bid":0.65,"bid_size":35.0,"ask":0.8,"ask_size":259.0,"iv":0.6548,"open_interest":17009.0,"volume":814.0,"delta":-0.0019,"gamma":0.0,"vega":0.1192,"theta":-0.1196,"rho":-0.0108,"theo":0.6888,"change":-0.1,"open":0.65,"high":0.75,"low":0.57,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:21:33","percent_change":-11.7647,"prev_day_close":0.650000005960464},{"option":"SPX260320C04125000","bid":2731.8,"bid_size":1.0,"ask":2739.6,"ask_size":1.0,"iv":0.6454,"open_interest":3.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1233,"theta":0.0,"rho":3.3692,"theo":2735.5607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2454.13,"last_trade_time":"2025-08-28T12:18:17","percent_change":0.0,"prev_day_close":2755.09997558594},{"option":"SPX260320P04125000","bid":0.65,"bid_size":59.0,"ask":0.85,"ask_size":414.0,"iv":0.6498,"open_interest":1242.0,"volume":524.0,"delta":-0.002,"gamma":0.0,"vega":0.1232,"theta":-0.1227,"rho":-0.0112,"theo":0.7108,"change":-0.15,"open":0.7,"high":0.7,"low":0.6,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:24:02","percent_change":-17.6471,"prev_day_close":0.650000005960464},{"option":"SPX260320C04150000","bid":2706.9,"bid_size":1.0,"ask":2714.7,"ask_size":1.0,"iv":0.6395,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1275,"theta":0.0,"rho":3.3892,"theo":2710.67,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2730.15002441406},{"option":"SPX260320P04150000","bid":0.7,"bid_size":34.0,"ask":0.9,"ask_size":420.0,"iv":0.6466,"open_interest":2539.0,"volume":719.0,"delta":-0.002,"gamma":0.0,"vega":0.1275,"theta":-0.1259,"rho":-0.0116,"theo":0.7339,"change":-0.33,"open":0.65,"high":0.75,"low":0.57,"tick":"down","last_trade_price":0.57,"last_trade_time":"2026-02-18T12:21:11","percent_change":-36.6667,"prev_day_close":0.675000011920929},{"option":"SPX260320C04175000","bid":2682.2,"bid_size":1.0,"ask":2689.8,"ask_size":1.0,"iv":0.6336,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1319,"theta":0.0,"rho":3.4093,"theo":2685.7804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2706.80004882812},{"option":"SPX260320P04175000","bid":0.7,"bid_size":221.0,"ask":0.9,"ask_size":321.0,"iv":0.6395,"open_interest":1081.0,"volume":739.0,"delta":-0.0021,"gamma":0.0,"vega":0.1319,"theta":-0.1293,"rho":-0.0121,"theo":0.758,"change":-0.15,"open":0.8,"high":0.8,"low":0.8,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T09:30:02","percent_change":-15.7895,"prev_day_close":0.700000017881394},{"option":"SPX260320C04200000","bid":2657.3,"bid_size":1.0,"ask":2664.9,"ask_size":1.0,"iv":0.6276,"open_interest":5.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.1366,"theta":0.0,"rho":3.4293,"theo":2660.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2453.24,"last_trade_time":"2025-11-18T10:19:50","percent_change":0.0,"prev_day_close":2681.90002441406},{"option":"SPX260320P04200000","bid":0.75,"bid_size":35.0,"ask":0.95,"ask_size":418.0,"iv":0.6361,"open_interest":10113.0,"volume":707.0,"delta":-0.0022,"gamma":0.0,"vega":0.1365,"theta":-0.1328,"rho":-0.0126,"theo":0.7832,"change":-0.15,"open":0.75,"high":0.8,"low":0.55,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:21:05","percent_change":-15.7895,"prev_day_close":0.724999994039536},{"option":"SPX260320C04225000","bid":2632.4,"bid_size":1.0,"ask":2640.1,"ask_size":1.0,"iv":0.6217,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.1414,"theta":0.0,"rho":3.4492,"theo":2636.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2655.34997558594},{"option":"SPX260320P04225000","bid":0.75,"bid_size":241.0,"ask":0.95,"ask_size":261.0,"iv":0.6306,"open_interest":3442.0,"volume":507.0,"delta":-0.0023,"gamma":0.0,"vega":0.1414,"theta":-0.1365,"rho":-0.013,"theo":0.81,"change":-0.3,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T11:40:22","percent_change":-30.0,"prev_day_close":0.75},{"option":"SPX260320C04250000","bid":2607.5,"bid_size":1.0,"ask":2615.2,"ask_size":1.0,"iv":0.6158,"open_interest":3.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.1465,"theta":0.0,"rho":3.4692,"theo":2611.1181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2576.04,"last_trade_time":"2025-12-18T09:31:15","percent_change":0.0,"prev_day_close":2631.39990234375},{"option":"SPX260320P04250000","bid":0.8,"bid_size":142.0,"ask":1.0,"ask_size":484.0,"iv":0.6255,"open_interest":3563.0,"volume":675.0,"delta":-0.0024,"gamma":0.0,"vega":0.1464,"theta":-0.1402,"rho":-0.0135,"theo":0.8369,"change":-0.3,"open":0.75,"high":0.85,"low":0.75,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T11:36:48","percent_change":-28.5714,"prev_day_close":0.799999982118606},{"option":"SPX260320C04275000","bid":2582.5,"bid_size":1.0,"ask":2590.3,"ask_size":1.0,"iv":0.6171,"open_interest":1.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.1518,"theta":0.0,"rho":3.4891,"theo":2586.2331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2676.77,"last_trade_time":"2026-01-30T15:46:39","percent_change":0.0,"prev_day_close":2605.30004882812},{"option":"SPX260320P04275000","bid":0.85,"bid_size":33.0,"ask":1.05,"ask_size":488.0,"iv":0.6216,"open_interest":3657.0,"volume":495.0,"delta":-0.0025,"gamma":0.0,"vega":0.1518,"theta":-0.1442,"rho":-0.0141,"theo":0.8661,"change":-0.1,"open":0.75,"high":0.9,"low":0.75,"tick":"up","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:21:05","percent_change":-10.0,"prev_day_close":0.824999988079071},{"option":"SPX260320C04300000","bid":2557.8,"bid_size":1.0,"ask":2565.4,"ask_size":1.0,"iv":0.611,"open_interest":44.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1573,"theta":0.0,"rho":3.509,"theo":2561.3494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2684.57,"last_trade_time":"2026-02-02T10:14:18","percent_change":0.0,"prev_day_close":2580.85009765625},{"option":"SPX260320P04300000","bid":0.85,"bid_size":311.0,"ask":1.05,"ask_size":310.0,"iv":0.6147,"open_interest":10770.0,"volume":733.0,"delta":-0.0026,"gamma":0.0,"vega":0.1572,"theta":-0.1482,"rho":-0.0146,"theo":0.8958,"change":-0.2,"open":0.8,"high":0.95,"low":0.8,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:21:03","percent_change":-18.1818,"prev_day_close":0.849999994039536},{"option":"SPX260320C04325000","bid":2532.9,"bid_size":1.0,"ask":2540.6,"ask_size":1.0,"iv":0.6049,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.1631,"theta":0.0,"rho":3.5289,"theo":2536.4672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2557.94995117188},{"option":"SPX260320P04325000","bid":0.9,"bid_size":286.0,"ask":1.1,"ask_size":408.0,"iv":0.6108,"open_interest":1968.0,"volume":481.0,"delta":-0.0027,"gamma":0.0,"vega":0.163,"theta":-0.1524,"rho":-0.0152,"theo":0.9273,"change":-0.2,"open":0.8,"high":0.95,"low":0.8,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:24:19","percent_change":-17.3913,"prev_day_close":0.849999994039536},{"option":"SPX260320C04350000","bid":2508.0,"bid_size":1.0,"ask":2515.7,"ask_size":1.0,"iv":0.5988,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.1691,"theta":0.0,"rho":3.5487,"theo":2511.5863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2530.64990234375},{"option":"SPX260320P04350000","bid":0.95,"bid_size":66.0,"ask":1.15,"ask_size":482.0,"iv":0.6068,"open_interest":4215.0,"volume":492.0,"delta":-0.0028,"gamma":0.0,"vega":0.169,"theta":-0.1568,"rho":-0.0158,"theo":0.9602,"change":-0.175,"open":0.85,"high":1.0,"low":0.85,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:21:09","percent_change":-14.8936,"prev_day_close":0.900000005960464},{"option":"SPX260320C04375000","bid":2483.0,"bid_size":1.0,"ask":2490.8,"ask_size":1.0,"iv":0.5989,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.1753,"theta":0.0,"rho":3.5686,"theo":2486.707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2505.59997558594},{"option":"SPX260320P04375000","bid":1.0,"bid_size":32.0,"ask":1.2,"ask_size":412.0,"iv":0.6024,"open_interest":762.0,"volume":540.0,"delta":-0.0029,"gamma":0.0,"vega":0.1753,"theta":-0.1614,"rho":-0.0165,"theo":0.9954,"change":-0.3,"open":0.9,"high":0.9,"low":0.9,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:44:59","percent_change":-25.0,"prev_day_close":0.925000011920929},{"option":"SPX260320C04400000","bid":2458.3,"bid_size":1.0,"ask":2465.9,"ask_size":1.0,"iv":0.5927,"open_interest":169.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.1818,"theta":0.0,"rho":3.5883,"theo":2461.8292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2552.74,"last_trade_time":"2026-01-30T16:01:09","percent_change":0.0,"prev_day_close":2482.94995117188},{"option":"SPX260320P04400000","bid":1.0,"bid_size":310.0,"ask":1.2,"ask_size":288.0,"iv":0.5956,"open_interest":4512.0,"volume":764.0,"delta":-0.003,"gamma":0.0,"vega":0.1816,"theta":-0.166,"rho":-0.0172,"theo":1.0307,"change":-0.25,"open":0.9,"high":1.01,"low":0.82,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:04:19","percent_change":-20.0,"prev_day_close":0.974999964237213},{"option":"SPX260320C04425000","bid":2433.4,"bid_size":1.0,"ask":2441.1,"ask_size":1.0,"iv":0.5866,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.1885,"theta":0.0,"rho":3.6081,"theo":2436.953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2456.05004882812},{"option":"SPX260320P04425000","bid":1.05,"bid_size":239.0,"ask":1.25,"ask_size":337.0,"iv":0.5913,"open_interest":949.0,"volume":459.0,"delta":-0.0031,"gamma":0.0,"vega":0.1883,"theta":-0.1709,"rho":-0.0179,"theo":1.0683,"change":-0.35,"open":0.95,"high":0.95,"low":0.95,"tick":"no_change","last_trade_price":0.95,"last_trade_time":"2026-02-18T11:36:31","percent_change":-26.9231,"prev_day_close":1.0},{"option":"SPX260320C04450000","bid":2408.5,"bid_size":1.0,"ask":2416.2,"ask_size":1.0,"iv":0.5804,"open_interest":29.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.1954,"theta":0.0,"rho":3.6278,"theo":2412.0786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1896.44,"last_trade_time":"2025-07-01T15:45:15","percent_change":0.0,"prev_day_close":2433.09997558594},{"option":"SPX260320P04450000","bid":1.1,"bid_size":184.0,"ask":1.3,"ask_size":472.0,"iv":0.587,"open_interest":1959.0,"volume":366.0,"delta":-0.0033,"gamma":0.0,"vega":0.1953,"theta":-0.176,"rho":-0.0186,"theo":1.1075,"change":-0.35,"open":1.0,"high":1.0,"low":1.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T09:30:02","percent_change":-25.9259,"prev_day_close":1.04999998211861},{"option":"SPX260320C04475000","bid":2383.5,"bid_size":1.0,"ask":2391.3,"ask_size":1.0,"iv":0.5795,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2027,"theta":0.0,"rho":3.6475,"theo":2387.2058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2406.09997558594},{"option":"SPX260320P04475000","bid":1.15,"bid_size":96.0,"ask":1.35,"ask_size":474.0,"iv":0.5826,"open_interest":1845.0,"volume":528.0,"delta":-0.0034,"gamma":0.0,"vega":0.2022,"theta":-0.1809,"rho":-0.0194,"theo":1.1463,"change":-0.45,"open":1.05,"high":1.05,"low":0.94,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T12:21:21","percent_change":-32.1429,"prev_day_close":1.10000002384186},{"option":"SPX260320C04500000","bid":2358.8,"bid_size":1.0,"ask":2366.4,"ask_size":1.0,"iv":0.5733,"open_interest":144.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.2102,"theta":0.0,"rho":3.6672,"theo":2362.3348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2370.81,"last_trade_time":"2026-02-17T13:55:01","percent_change":0.0,"prev_day_close":2381.40002441406},{"option":"SPX260320P04500000","bid":1.2,"bid_size":81.0,"ask":1.4,"ask_size":470.0,"iv":0.5778,"open_interest":23428.0,"volume":765.0,"delta":-0.0036,"gamma":0.0,"vega":0.2102,"theta":-0.1867,"rho":-0.0202,"theo":1.1923,"change":-0.375,"open":1.05,"high":1.19,"low":1.05,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:59:35","percent_change":-26.3158,"prev_day_close":1.125},{"option":"SPX260320C04525000","bid":2333.9,"bid_size":1.0,"ask":2341.6,"ask_size":1.0,"iv":0.5671,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.2181,"theta":0.0,"rho":3.6868,"theo":2337.4657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2358.05004882812},{"option":"SPX260320P04525000","bid":1.2,"bid_size":302.0,"ask":1.45,"ask_size":468.0,"iv":0.5722,"open_interest":1410.0,"volume":436.0,"delta":-0.0037,"gamma":0.0,"vega":0.2179,"theta":-0.1922,"rho":-0.021,"theo":1.236,"change":-0.385,"open":1.1,"high":1.1,"low":1.09,"tick":"no_change","last_trade_price":1.09,"last_trade_time":"2026-02-18T16:00:34","percent_change":-26.1017,"prev_day_close":1.14999997615814},{"option":"SPX260320C04550000","bid":2308.9,"bid_size":1.0,"ask":2316.7,"ask_size":1.0,"iv":0.5656,"open_interest":5.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.2264,"theta":0.0,"rho":3.7064,"theo":2312.5985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2321.01,"last_trade_time":"2026-02-17T13:55:01","percent_change":0.0,"prev_day_close":2334.05004882812},{"option":"SPX260320P04550000","bid":1.25,"bid_size":307.0,"ask":1.5,"ask_size":537.0,"iv":0.5676,"open_interest":1806.0,"volume":433.0,"delta":-0.0039,"gamma":0.0,"vega":0.2262,"theta":-0.198,"rho":-0.0219,"theo":1.2825,"change":-0.375,"open":1.15,"high":1.15,"low":1.15,"tick":"no_change","last_trade_price":1.15,"last_trade_time":"2026-02-18T09:30:02","percent_change":-24.5902,"prev_day_close":1.19999998807907},{"option":"SPX260320C04575000","bid":2284.2,"bid_size":1.0,"ask":2291.9,"ask_size":1.0,"iv":0.5593,"open_interest":1.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.2351,"theta":0.0,"rho":3.7259,"theo":2287.7333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1664.06,"last_trade_time":"2025-06-24T11:22:05","percent_change":0.0,"prev_day_close":2307.25},{"option":"SPX260320P04575000","bid":1.3,"bid_size":304.0,"ask":1.55,"ask_size":545.0,"iv":0.5628,"open_interest":1757.0,"volume":277.0,"delta":-0.004,"gamma":0.0,"vega":0.2349,"theta":-0.2039,"rho":-0.0228,"theo":1.3311,"change":-0.375,"open":1.2,"high":1.2,"low":1.15,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T11:42:09","percent_change":-23.8095,"prev_day_close":1.22499996423721},{"option":"SPX260320C04600000","bid":2259.3,"bid_size":1.0,"ask":2267.0,"ask_size":1.0,"iv":0.5531,"open_interest":294.0,"volume":1.0,"delta":0.9958,"gamma":0.0,"vega":0.2441,"theta":0.0,"rho":3.7454,"theo":2262.8702,"change":49.65,"open":2308.2,"high":2308.2,"low":2308.2,"tick":"down","last_trade_price":2308.2,"last_trade_time":"2026-02-18T11:50:35","percent_change":2.19831,"prev_day_close":2283.90002441406},{"option":"SPX260320P04600000","bid":1.35,"bid_size":304.0,"ask":1.6,"ask_size":528.0,"iv":0.558,"open_interest":9289.0,"volume":1054.0,"delta":-0.0042,"gamma":0.0,"vega":0.2439,"theta":-0.2101,"rho":-0.0238,"theo":1.3817,"change":-0.225,"open":1.35,"high":1.4,"low":1.17,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T15:20:06","percent_change":-13.8462,"prev_day_close":1.27500003576279},{"option":"SPX260320C04625000","bid":2234.3,"bid_size":1.0,"ask":2242.1,"ask_size":1.0,"iv":0.551,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.2536,"theta":0.0,"rho":3.7648,"theo":2238.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2257.75},{"option":"SPX260320P04625000","bid":1.4,"bid_size":301.0,"ask":1.65,"ask_size":528.0,"iv":0.5532,"open_interest":3680.0,"volume":379.0,"delta":-0.0044,"gamma":0.0,"vega":0.2534,"theta":-0.2165,"rho":-0.0248,"theo":1.4345,"change":-0.225,"open":1.3,"high":1.45,"low":1.25,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T15:21:06","percent_change":-13.4328,"prev_day_close":1.32499998807907},{"option":"SPX260320C04650000","bid":2209.6,"bid_size":1.0,"ask":2217.3,"ask_size":1.0,"iv":0.5447,"open_interest":1.0,"volume":0.0,"delta":0.9955,"gamma":0.0,"vega":0.2635,"theta":0.0,"rho":3.7842,"theo":2213.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2180.2,"last_trade_time":"2025-12-16T10:29:38","percent_change":0.0,"prev_day_close":2233.94995117188},{"option":"SPX260320P04650000","bid":1.5,"bid_size":70.0,"ask":1.7,"ask_size":455.0,"iv":0.5491,"open_interest":2967.0,"volume":600.0,"delta":-0.0046,"gamma":0.0,"vega":0.2634,"theta":-0.2231,"rho":-0.0259,"theo":1.4904,"change":-0.46,"open":1.4,"high":1.5,"low":1.29,"tick":"down","last_trade_price":1.29,"last_trade_time":"2026-02-18T15:56:09","percent_change":-26.2857,"prev_day_close":1.375},{"option":"SPX260320C04675000","bid":2184.6,"bid_size":1.0,"ask":2192.4,"ask_size":1.0,"iv":0.5423,"open_interest":5.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.2737,"theta":0.0,"rho":3.8035,"theo":2188.2942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":651.65,"last_trade_time":"2025-04-07T09:46:16","percent_change":0.0,"prev_day_close":2207.60009765625},{"option":"SPX260320P04675000","bid":1.55,"bid_size":265.0,"ask":1.75,"ask_size":431.0,"iv":0.5442,"open_interest":2165.0,"volume":428.0,"delta":-0.0048,"gamma":0.0,"vega":0.2735,"theta":-0.2298,"rho":-0.027,"theo":1.547,"change":-0.25,"open":1.45,"high":1.55,"low":1.35,"tick":"up","last_trade_price":1.55,"last_trade_time":"2026-02-18T15:21:05","percent_change":-13.8889,"prev_day_close":1.42500001192093},{"option":"SPX260320C04700000","bid":2159.9,"bid_size":1.0,"ask":2167.6,"ask_size":1.0,"iv":0.536,"open_interest":385.0,"volume":0.0,"delta":0.9951,"gamma":0.0,"vega":0.2843,"theta":0.0,"rho":3.8228,"theo":2163.4403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2262.17,"last_trade_time":"2026-01-06T13:04:54","percent_change":0.0,"prev_day_close":2183.84997558594},{"option":"SPX260320P04700000","bid":1.6,"bid_size":270.0,"ask":1.8,"ask_size":256.0,"iv":0.5392,"open_interest":13297.0,"volume":1172.0,"delta":-0.005,"gamma":0.0,"vega":0.2841,"theta":-0.2368,"rho":-0.0282,"theo":1.6068,"change":-0.3,"open":1.5,"high":1.55,"low":1.32,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T15:35:26","percent_change":-16.2162,"prev_day_close":1.47499996423721},{"option":"SPX260320C04725000","bid":2134.9,"bid_size":1.0,"ask":2142.7,"ask_size":1.0,"iv":0.5333,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.2953,"theta":0.0,"rho":3.842,"theo":2138.5889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2159.59997558594},{"option":"SPX260320P04725000","bid":1.65,"bid_size":277.0,"ask":1.9,"ask_size":486.0,"iv":0.5348,"open_interest":1672.0,"volume":432.0,"delta":-0.0052,"gamma":0.0,"vega":0.2953,"theta":-0.2442,"rho":-0.0295,"theo":1.6706,"change":-0.45,"open":1.55,"high":1.55,"low":1.4,"tick":"no_change","last_trade_price":1.45,"last_trade_time":"2026-02-18T11:42:41","percent_change":-23.6842,"prev_day_close":1.52500003576279},{"option":"SPX260320C04750000","bid":2110.2,"bid_size":1.0,"ask":2117.8,"ask_size":1.0,"iv":0.5269,"open_interest":6.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.3066,"theta":0.0,"rho":3.8612,"theo":2113.74,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2134.97,"last_trade_time":"2026-02-03T14:10:56","percent_change":0.0,"prev_day_close":2135.19995117188},{"option":"SPX260320P04750000","bid":1.7,"bid_size":292.0,"ask":1.95,"ask_size":525.0,"iv":0.5297,"open_interest":4025.0,"volume":412.0,"delta":-0.0054,"gamma":0.0,"vega":0.3064,"theta":-0.2515,"rho":-0.0308,"theo":1.7344,"change":-0.325,"open":1.6,"high":1.75,"low":1.37,"tick":"down","last_trade_price":1.65,"last_trade_time":"2026-02-18T15:39:39","percent_change":-16.4557,"prev_day_close":1.57499998807907},{"option":"SPX260320C04775000","bid":2085.2,"bid_size":1.0,"ask":2093.0,"ask_size":1.0,"iv":0.5239,"open_interest":8.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.3183,"theta":0.0,"rho":3.8804,"theo":2088.8938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1834.46,"last_trade_time":"2025-08-28T12:18:17","percent_change":0.0,"prev_day_close":2109.19995117188},{"option":"SPX260320P04775000","bid":1.8,"bid_size":133.0,"ask":2.0,"ask_size":502.0,"iv":0.5253,"open_interest":3741.0,"volume":453.0,"delta":-0.0056,"gamma":0.0,"vega":0.3182,"theta":-0.2592,"rho":-0.0321,"theo":1.8023,"change":-0.45,"open":1.6,"high":1.76,"low":1.55,"tick":"up","last_trade_price":1.6,"last_trade_time":"2026-02-18T11:33:11","percent_change":-21.9512,"prev_day_close":1.625},{"option":"SPX260320C04800000","bid":2060.5,"bid_size":1.0,"ask":2068.2,"ask_size":1.0,"iv":0.5175,"open_interest":53.0,"volume":0.0,"delta":0.9942,"gamma":0.0,"vega":0.3305,"theta":0.0,"rho":3.8994,"theo":2064.0502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2034.93,"last_trade_time":"2026-02-17T13:20:49","percent_change":0.0,"prev_day_close":2085.44995117188},{"option":"SPX260320P04800000","bid":1.85,"bid_size":271.0,"ask":2.05,"ask_size":328.0,"iv":0.5201,"open_interest":15760.0,"volume":1220.0,"delta":-0.0059,"gamma":0.0,"vega":0.3302,"theta":-0.267,"rho":-0.0335,"theo":1.8721,"change":-0.59,"open":1.7,"high":1.7,"low":1.51,"tick":"no_change","last_trade_price":1.51,"last_trade_time":"2026-02-18T12:15:37","percent_change":-28.0952,"prev_day_close":1.67500001192093},{"option":"SPX260320C04825000","bid":2035.5,"bid_size":1.0,"ask":2043.3,"ask_size":1.0,"iv":0.5143,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":0.3431,"theta":0.0,"rho":3.9184,"theo":2039.2094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2060.59997558594},{"option":"SPX260320P04825000","bid":1.9,"bid_size":276.0,"ask":2.15,"ask_size":560.0,"iv":0.5155,"open_interest":5911.0,"volume":414.0,"delta":-0.0061,"gamma":0.0,"vega":0.3429,"theta":-0.2751,"rho":-0.0349,"theo":1.9451,"change":-0.15,"open":1.8,"high":1.8,"low":1.65,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T11:42:41","percent_change":-8.57143,"prev_day_close":1.75},{"option":"SPX260320C04850000","bid":2010.8,"bid_size":1.0,"ask":2018.5,"ask_size":1.0,"iv":0.5079,"open_interest":46.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.3563,"theta":0.0,"rho":3.9374,"theo":2014.3714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2094.92,"last_trade_time":"2026-02-11T10:39:33","percent_change":0.0,"prev_day_close":2035.05004882812},{"option":"SPX260320P04850000","bid":2.0,"bid_size":158.0,"ask":2.2,"ask_size":358.0,"iv":0.5108,"open_interest":2596.0,"volume":439.0,"delta":-0.0064,"gamma":0.0,"vega":0.3563,"theta":-0.2836,"rho":-0.0364,"theo":2.0222,"change":-0.65,"open":1.85,"high":1.85,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T12:07:56","percent_change":-28.8889,"prev_day_close":1.80000001192093},{"option":"SPX260320C04875000","bid":1985.8,"bid_size":1.0,"ask":1993.6,"ask_size":1.0,"iv":0.5044,"open_interest":7.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.37,"theta":0.0,"rho":3.9563,"theo":1989.5363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2081.74,"last_trade_time":"2026-01-30T15:46:39","percent_change":0.0,"prev_day_close":2010.14996337891},{"option":"SPX260320P04875000","bid":2.05,"bid_size":261.0,"ask":2.3,"ask_size":512.0,"iv":0.5062,"open_interest":3634.0,"volume":452.0,"delta":-0.0067,"gamma":0.0,"vega":0.3698,"theta":-0.292,"rho":-0.038,"theo":2.1,"change":-0.525,"open":1.9,"high":1.9,"low":1.8,"tick":"no_change","last_trade_price":1.8,"last_trade_time":"2026-02-18T11:42:18","percent_change":-22.5806,"prev_day_close":1.875},{"option":"SPX260320C04900000","bid":1961.1,"bid_size":1.0,"ask":1968.8,"ask_size":1.0,"iv":0.498,"open_interest":121.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.3844,"theta":0.0,"rho":3.9751,"theo":1964.7042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1935.55,"last_trade_time":"2026-02-17T13:20:49","percent_change":0.0,"prev_day_close":1985.25},{"option":"SPX260320P04900000","bid":2.15,"bid_size":164.0,"ask":2.35,"ask_size":352.0,"iv":0.5015,"open_interest":9135.0,"volume":511.0,"delta":-0.007,"gamma":0.0,"vega":0.3841,"theta":-0.3007,"rho":-0.0396,"theo":2.1811,"change":-0.55,"open":1.95,"high":2.0,"low":1.8,"tick":"no_change","last_trade_price":1.85,"last_trade_time":"2026-02-18T11:40:51","percent_change":-22.9167,"prev_day_close":1.92500001192093},{"option":"SPX260320C04925000","bid":1936.3,"bid_size":1.0,"ask":1944.0,"ask_size":1.0,"iv":0.4943,"open_interest":10.0,"volume":0.0,"delta":0.9928,"gamma":0.0,"vega":0.3993,"theta":0.0,"rho":3.9938,"theo":1939.8752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":830.34,"last_trade_time":"2025-04-23T12:59:27","percent_change":0.0,"prev_day_close":1960.64996337891},{"option":"SPX260320P04925000","bid":2.2,"bid_size":260.0,"ask":2.45,"ask_size":538.0,"iv":0.4968,"open_interest":3017.0,"volume":399.0,"delta":-0.0073,"gamma":0.0,"vega":0.3988,"theta":-0.3096,"rho":-0.0413,"theo":2.2648,"change":-0.6,"open":2.0,"high":2.0,"low":1.8,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T11:38:24","percent_change":-24.0,"prev_day_close":1.99999994039536},{"option":"SPX260320C04950000","bid":1911.3,"bid_size":1.0,"ask":1919.1,"ask_size":1.0,"iv":0.4905,"open_interest":224.0,"volume":0.0,"delta":0.9924,"gamma":0.0,"vega":0.4149,"theta":0.0,"rho":4.0125,"theo":1915.0495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":916.0,"last_trade_time":"2025-03-13T14:18:35","percent_change":0.0,"prev_day_close":1935.40002441406},{"option":"SPX260320P04950000","bid":2.3,"bid_size":188.0,"ask":2.5,"ask_size":340.0,"iv":0.4916,"open_interest":3013.0,"volume":371.0,"delta":-0.0076,"gamma":0.0,"vega":0.4149,"theta":-0.3191,"rho":-0.0432,"theo":2.3555,"change":-0.55,"open":2.15,"high":2.15,"low":1.99,"tick":"up","last_trade_price":2.05,"last_trade_time":"2026-02-18T16:04:25","percent_change":-21.1538,"prev_day_close":2.07500004768372},{"option":"SPX260320C04975000","bid":1886.6,"bid_size":1.0,"ask":1894.3,"ask_size":1.0,"iv":0.4841,"open_interest":216.0,"volume":0.0,"delta":0.9921,"gamma":0.0,"vega":0.431,"theta":0.0,"rho":4.031,"theo":1890.2271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1990.93,"last_trade_time":"2026-02-11T14:47:51","percent_change":0.0,"prev_day_close":1910.79998779297},{"option":"SPX260320P04975000","bid":2.4,"bid_size":151.0,"ask":2.6,"ask_size":344.0,"iv":0.4873,"open_interest":2800.0,"volume":379.0,"delta":-0.0079,"gamma":0.0,"vega":0.431,"theta":-0.3285,"rho":-0.0451,"theo":2.4469,"change":-0.6,"open":2.2,"high":2.2,"low":1.91,"tick":"no_change","last_trade_price":2.05,"last_trade_time":"2026-02-18T11:36:31","percent_change":-22.6415,"prev_day_close":2.14999997615814},{"option":"SPX260320C05000000","bid":1861.8,"bid_size":1.0,"ask":1869.5,"ask_size":1.0,"iv":0.4801,"open_interest":205163.0,"volume":0.0,"delta":0.9918,"gamma":0.0,"vega":0.4477,"theta":0.0,"rho":4.0495,"theo":1865.4082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1870.51,"last_trade_time":"2026-02-17T14:16:08","percent_change":0.0,"prev_day_close":1885.59997558594},{"option":"SPX260320P05000000","bid":2.45,"bid_size":282.0,"ask":2.7,"ask_size":500.0,"iv":0.4823,"open_interest":221152.0,"volume":483.0,"delta":-0.0083,"gamma":0.0,"vega":0.4477,"theta":-0.3382,"rho":-0.0471,"theo":2.5418,"change":-0.6,"open":2.3,"high":2.45,"low":1.9,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-18T15:51:32","percent_change":-21.8182,"prev_day_close":2.22500002384186},{"option":"SPX260320C05025000","bid":1837.0,"bid_size":1.0,"ask":1844.6,"ask_size":1.0,"iv":0.476,"open_interest":69.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":0.4649,"theta":0.0,"rho":4.0679,"theo":1840.5929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1116.04,"last_trade_time":"2025-05-14T15:27:47","percent_change":0.0,"prev_day_close":1861.34997558594},{"option":"SPX260320P05025000","bid":2.55,"bid_size":266.0,"ask":2.8,"ask_size":521.0,"iv":0.4778,"open_interest":1404.0,"volume":418.0,"delta":-0.0086,"gamma":0.0,"vega":0.4649,"theta":-0.3481,"rho":-0.0492,"theo":2.6403,"change":-0.3,"open":2.3,"high":2.55,"low":2.3,"tick":"up","last_trade_price":2.55,"last_trade_time":"2026-02-18T15:21:32","percent_change":-10.5263,"prev_day_close":2.30000007152557},{"option":"SPX260320C05050000","bid":1812.2,"bid_size":1.0,"ask":1819.8,"ask_size":1.0,"iv":0.4718,"open_interest":510.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":0.4826,"theta":0.0,"rho":4.0862,"theo":1815.7812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":699.94,"last_trade_time":"2025-04-10T14:51:29","percent_change":0.0,"prev_day_close":1836.15002441406},{"option":"SPX260320P05050000","bid":2.65,"bid_size":248.0,"ask":2.9,"ask_size":497.0,"iv":0.4732,"open_interest":2970.0,"volume":317.0,"delta":-0.009,"gamma":0.0,"vega":0.4826,"theta":-0.3583,"rho":-0.0514,"theo":2.7425,"change":-0.325,"open":2.4,"high":2.65,"low":2.29,"tick":"up","last_trade_price":2.65,"last_trade_time":"2026-02-18T15:20:44","percent_change":-10.9244,"prev_day_close":2.39999997615814},{"option":"SPX260320C05075000","bid":1787.2,"bid_size":1.0,"ask":1795.0,"ask_size":1.0,"iv":0.4675,"open_interest":32.0,"volume":0.0,"delta":0.9906,"gamma":0.0,"vega":0.5009,"theta":0.0,"rho":4.1044,"theo":1790.9733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1754.49,"last_trade_time":"2026-02-05T13:46:31","percent_change":0.0,"prev_day_close":1811.54998779297},{"option":"SPX260320P05075000","bid":2.75,"bid_size":255.0,"ask":3.0,"ask_size":522.0,"iv":0.4686,"open_interest":2362.0,"volume":372.0,"delta":-0.0094,"gamma":0.0,"vega":0.5007,"theta":-0.3686,"rho":-0.0536,"theo":2.8473,"change":-0.375,"open":2.55,"high":2.7,"low":2.55,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-18T15:21:05","percent_change":-12.1951,"prev_day_close":2.47500002384186},{"option":"SPX260320C05100000","bid":1762.4,"bid_size":1.0,"ask":1770.2,"ask_size":1.0,"iv":0.4631,"open_interest":1719.0,"volume":0.0,"delta":0.9902,"gamma":0.0,"vega":0.5198,"theta":0.0,"rho":4.1225,"theo":1766.1693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1815.99,"last_trade_time":"2026-02-06T11:52:50","percent_change":0.0,"prev_day_close":1786.5},{"option":"SPX260320P05100000","bid":2.85,"bid_size":246.0,"ask":3.1,"ask_size":516.0,"iv":0.464,"open_interest":8631.0,"volume":442.0,"delta":-0.0098,"gamma":0.0,"vega":0.5194,"theta":-0.3792,"rho":-0.0559,"theo":2.956,"change":-0.7,"open":2.65,"high":2.65,"low":2.4,"tick":"no_change","last_trade_price":2.45,"last_trade_time":"2026-02-18T12:04:58","percent_change":-22.2222,"prev_day_close":2.57500004768372},{"option":"SPX260320C05125000","bid":1737.6,"bid_size":1.0,"ask":1745.4,"ask_size":1.0,"iv":0.4586,"open_interest":251.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":0.5394,"theta":0.0,"rho":4.1406,"theo":1741.3692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":898.59,"last_trade_time":"2025-05-08T13:48:45","percent_change":0.0,"prev_day_close":1761.90002441406},{"option":"SPX260320P05125000","bid":2.95,"bid_size":277.0,"ask":3.2,"ask_size":402.0,"iv":0.4596,"open_interest":1247.0,"volume":413.0,"delta":-0.0102,"gamma":0.0,"vega":0.5391,"theta":-0.3901,"rho":-0.0584,"theo":3.0706,"change":-0.45,"open":2.75,"high":2.85,"low":2.5,"tick":"no_change","last_trade_price":2.8,"last_trade_time":"2026-02-18T14:47:25","percent_change":-13.8462,"prev_day_close":2.64999997615814},{"option":"SPX260320C05150000","bid":1712.8,"bid_size":1.0,"ask":1720.6,"ask_size":1.0,"iv":0.454,"open_interest":165.0,"volume":0.0,"delta":0.9894,"gamma":0.0,"vega":0.5597,"theta":0.0,"rho":4.1585,"theo":1716.5733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1665.82,"last_trade_time":"2025-09-22T14:29:52","percent_change":0.0,"prev_day_close":1737.04998779297},{"option":"SPX260320P05150000","bid":3.1,"bid_size":117.0,"ask":3.3,"ask_size":325.0,"iv":0.4549,"open_interest":3292.0,"volume":423.0,"delta":-0.0107,"gamma":0.0,"vega":0.5592,"theta":-0.4012,"rho":-0.0608,"theo":3.1875,"change":-0.81,"open":2.85,"high":2.85,"low":2.45,"tick":"no_change","last_trade_price":2.59,"last_trade_time":"2026-02-18T11:53:58","percent_change":-23.8235,"prev_day_close":2.77500009536743},{"option":"SPX260320C05175000","bid":1688.7,"bid_size":2.0,"ask":1695.8,"ask_size":1.0,"iv":0.4555,"open_interest":7.0,"volume":0.0,"delta":0.9889,"gamma":0.0,"vega":0.581,"theta":0.0,"rho":4.1763,"theo":1691.7815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1795.2,"last_trade_time":"2025-12-26T11:59:02","percent_change":0.0,"prev_day_close":1712.09997558594},{"option":"SPX260320P05175000","bid":3.2,"bid_size":15.0,"ask":3.5,"ask_size":307.0,"iv":0.4506,"open_interest":1135.0,"volume":321.0,"delta":-0.0111,"gamma":0.0,"vega":0.581,"theta":-0.4128,"rho":-0.0635,"theo":3.3118,"change":-0.5,"open":2.95,"high":3.0,"low":2.7,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-18T14:48:06","percent_change":-14.2857,"prev_day_close":2.85000002384186},{"option":"SPX260320C05200000","bid":1664.0,"bid_size":2.0,"ask":1670.3,"ask_size":2.0,"iv":0.4446,"open_interest":1073.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":0.6032,"theta":0.0,"rho":4.194,"theo":1666.9942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1634.93,"last_trade_time":"2026-02-17T12:44:41","percent_change":0.0,"prev_day_close":1687.44995117188},{"option":"SPX260320P05200000","bid":3.3,"bid_size":240.0,"ask":3.6,"ask_size":532.0,"iv":0.4456,"open_interest":16411.0,"volume":550.0,"delta":-0.0116,"gamma":0.0,"vega":0.6032,"theta":-0.4244,"rho":-0.0663,"theo":3.4383,"change":-0.24,"open":3.0,"high":3.36,"low":2.62,"tick":"up","last_trade_price":3.36,"last_trade_time":"2026-02-18T14:58:08","percent_change":-6.66667,"prev_day_close":3.0},{"option":"SPX260320C05225000","bid":1638.5,"bid_size":2.0,"ask":1646.0,"ask_size":2.0,"iv":0.4406,"open_interest":59.0,"volume":0.0,"delta":0.9879,"gamma":0.0,"vega":0.6263,"theta":0.0,"rho":4.2116,"theo":1642.2116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1490.53,"last_trade_time":"2025-11-21T13:43:17","percent_change":0.0,"prev_day_close":1662.39996337891},{"option":"SPX260320P05225000","bid":3.4,"bid_size":268.0,"ask":3.7,"ask_size":512.0,"iv":0.4405,"open_interest":4635.0,"volume":425.0,"delta":-0.0121,"gamma":0.0,"vega":0.6263,"theta":-0.4363,"rho":-0.0692,"theo":3.5695,"change":-1.05,"open":3.1,"high":3.4,"low":2.7,"tick":"down","last_trade_price":2.7,"last_trade_time":"2026-02-18T12:52:51","percent_change":-28.0,"prev_day_close":3.10000002384186},{"option":"SPX260320C05250000","bid":1614.5,"bid_size":2.0,"ask":1620.7,"ask_size":2.0,"iv":0.4357,"open_interest":1106.0,"volume":0.0,"delta":0.9874,"gamma":0.0,"vega":0.6503,"theta":0.0,"rho":4.229,"theo":1617.4339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1478.03,"last_trade_time":"2025-11-21T15:18:41","percent_change":0.0,"prev_day_close":1637.40002441406},{"option":"SPX260320P05250000","bid":3.6,"bid_size":62.0,"ask":3.8,"ask_size":372.0,"iv":0.4362,"open_interest":13055.0,"volume":441.0,"delta":-0.0127,"gamma":0.0,"vega":0.6503,"theta":-0.4484,"rho":-0.0723,"theo":3.7056,"change":-0.8,"open":3.3,"high":3.3,"low":3.0,"tick":"no_change","last_trade_price":3.1,"last_trade_time":"2026-02-18T11:25:07","percent_change":-20.5128,"prev_day_close":3.19999992847443},{"option":"SPX260320C05275000","bid":1589.1,"bid_size":2.0,"ask":1596.6,"ask_size":2.0,"iv":0.4307,"open_interest":40.0,"volume":0.0,"delta":0.9868,"gamma":0.0,"vega":0.6752,"theta":0.0,"rho":4.2462,"theo":1592.6615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1560.88,"last_trade_time":"2025-11-25T13:56:39","percent_change":0.0,"prev_day_close":1613.55004882812},{"option":"SPX260320P05275000","bid":3.7,"bid_size":245.0,"ask":4.0,"ask_size":484.0,"iv":0.4318,"open_interest":1600.0,"volume":446.0,"delta":-0.0132,"gamma":0.0,"vega":0.6752,"theta":-0.4609,"rho":-0.0755,"theo":3.847,"change":-0.5,"open":3.4,"high":3.5,"low":2.95,"tick":"no_change","last_trade_price":3.5,"last_trade_time":"2026-02-18T14:49:00","percent_change":-12.5,"prev_day_close":3.30000007152557},{"option":"SPX260320C05300000","bid":1564.9,"bid_size":2.0,"ask":1571.1,"ask_size":2.0,"iv":0.4265,"open_interest":844.0,"volume":0.0,"delta":0.9862,"gamma":0.0,"vega":0.7009,"theta":0.0,"rho":4.2633,"theo":1567.8945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1615.47,"last_trade_time":"2026-02-04T10:01:08","percent_change":0.0,"prev_day_close":1588.79998779297},{"option":"SPX260320P05300000","bid":3.8,"bid_size":277.0,"ask":4.1,"ask_size":479.0,"iv":0.4265,"open_interest":16547.0,"volume":411.0,"delta":-0.0138,"gamma":0.0,"vega":0.7009,"theta":-0.4736,"rho":-0.0788,"theo":3.9939,"change":-0.6,"open":3.5,"high":3.5,"low":3.0,"tick":"up","last_trade_price":3.45,"last_trade_time":"2026-02-18T16:04:25","percent_change":-14.4578,"prev_day_close":3.44999992847443},{"option":"SPX260320C05325000","bid":1539.5,"bid_size":1.0,"ask":1547.0,"ask_size":2.0,"iv":0.4214,"open_interest":39.0,"volume":0.0,"delta":0.9856,"gamma":0.0,"vega":0.7275,"theta":0.0,"rho":4.2803,"theo":1543.1334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1679.25,"last_trade_time":"2026-01-15T11:07:24","percent_change":0.0,"prev_day_close":1563.84997558594},{"option":"SPX260320P05325000","bid":4.0,"bid_size":235.0,"ask":4.3,"ask_size":523.0,"iv":0.4227,"open_interest":3724.0,"volume":974.0,"delta":-0.0144,"gamma":0.0,"vega":0.7272,"theta":-0.4865,"rho":-0.0823,"theo":4.1449,"change":-0.85,"open":3.7,"high":3.7,"low":3.1,"tick":"up","last_trade_price":3.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":-19.5402,"prev_day_close":3.60000002384186},{"option":"SPX260320C05350000","bid":1515.2,"bid_size":2.0,"ask":1521.6,"ask_size":2.0,"iv":0.4155,"open_interest":573.0,"volume":0.0,"delta":0.985,"gamma":0.0,"vega":0.7548,"theta":0.0,"rho":4.2971,"theo":1518.3784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1106.0,"last_trade_time":"2025-08-01T11:15:36","percent_change":0.0,"prev_day_close":1539.25},{"option":"SPX260320P05350000","bid":4.2,"bid_size":15.0,"ask":4.4,"ask_size":380.0,"iv":0.418,"open_interest":5676.0,"volume":455.0,"delta":-0.015,"gamma":0.0,"vega":0.7545,"theta":-0.4999,"rho":-0.0859,"theo":4.3033,"change":-0.6,"open":3.8,"high":4.0,"low":3.6,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T14:47:41","percent_change":-13.3333,"prev_day_close":3.69999992847443},{"option":"SPX260320C05375000","bid":1490.0,"bid_size":1.0,"ask":1497.5,"ask_size":2.0,"iv":0.413,"open_interest":53.0,"volume":0.0,"delta":0.9843,"gamma":0.0,"vega":0.7832,"theta":0.0,"rho":4.3138,"theo":1493.6297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1558.44,"last_trade_time":"2026-02-04T10:14:44","percent_change":0.0,"prev_day_close":1514.34997558594},{"option":"SPX260320P05375000","bid":4.3,"bid_size":236.0,"ask":4.6,"ask_size":461.0,"iv":0.4132,"open_interest":5846.0,"volume":367.0,"delta":-0.0157,"gamma":0.0,"vega":0.7832,"theta":-0.5137,"rho":-0.0898,"theo":4.4705,"change":-1.15,"open":4.0,"high":4.0,"low":3.5,"tick":"down","last_trade_price":3.5,"last_trade_time":"2026-02-18T12:45:15","percent_change":-24.7312,"prev_day_close":3.85000002384186},{"option":"SPX260320C05400000","bid":1465.9,"bid_size":2.0,"ask":1472.1,"ask_size":2.0,"iv":0.4077,"open_interest":2143.0,"volume":1.0,"delta":0.9836,"gamma":0.0,"vega":0.8126,"theta":0.0,"rho":4.3303,"theo":1468.8879,"change":37.69,"open":1501.69,"high":1501.69,"low":1501.69,"tick":"down","last_trade_price":1501.69,"last_trade_time":"2026-02-18T10:04:01","percent_change":2.57445,"prev_day_close":1489.70001220703},{"option":"SPX260320P05400000","bid":4.5,"bid_size":85.0,"ask":4.8,"ask_size":508.0,"iv":0.4091,"open_interest":17873.0,"volume":3242.0,"delta":-0.0164,"gamma":0.0,"vega":0.8122,"theta":-0.5276,"rho":-0.0937,"theo":4.6402,"change":-0.65,"open":4.1,"high":4.3,"low":3.5,"tick":"up","last_trade_price":4.2,"last_trade_time":"2026-02-18T15:35:15","percent_change":-13.4021,"prev_day_close":4.0},{"option":"SPX260320C05425000","bid":1440.7,"bid_size":2.0,"ask":1448.0,"ask_size":2.0,"iv":0.403,"open_interest":2275.0,"volume":0.0,"delta":0.9829,"gamma":0.0,"vega":0.8433,"theta":-0.0034,"rho":4.3466,"theo":1444.1532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1501.25,"last_trade_time":"2026-02-04T11:01:23","percent_change":0.0,"prev_day_close":1465.0},{"option":"SPX260320P05425000","bid":4.7,"bid_size":15.0,"ask":4.9,"ask_size":228.0,"iv":0.4043,"open_interest":4095.0,"volume":380.0,"delta":-0.0171,"gamma":0.0,"vega":0.8428,"theta":-0.5422,"rho":-0.0978,"theo":4.8207,"change":-0.99,"open":4.3,"high":4.3,"low":3.7,"tick":"up","last_trade_price":4.06,"last_trade_time":"2026-02-18T15:58:08","percent_change":-19.604,"prev_day_close":4.20000004768372},{"option":"SPX260320C05450000","bid":1416.5,"bid_size":2.0,"ask":1422.6,"ask_size":2.0,"iv":0.3988,"open_interest":1543.0,"volume":0.0,"delta":0.9821,"gamma":0.0001,"vega":0.8755,"theta":-0.0275,"rho":4.3627,"theo":1419.4261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1498.46,"last_trade_time":"2026-02-11T10:18:14","percent_change":0.0,"prev_day_close":1440.15002441406},{"option":"SPX260320P05450000","bid":4.9,"bid_size":15.0,"ask":5.1,"ask_size":179.0,"iv":0.3997,"open_interest":11048.0,"volume":368.0,"delta":-0.0179,"gamma":0.0001,"vega":0.8751,"theta":-0.5568,"rho":-0.1021,"theo":5.0059,"change":-0.65,"open":4.5,"high":4.6,"low":4.2,"tick":"no_change","last_trade_price":4.6,"last_trade_time":"2026-02-18T14:49:21","percent_change":-12.381,"prev_day_close":4.40000009536743},{"option":"SPX260320C05475000","bid":1391.0,"bid_size":2.0,"ask":1398.6,"ask_size":2.0,"iv":0.3951,"open_interest":422.0,"volume":0.0,"delta":0.9813,"gamma":0.0001,"vega":0.9093,"theta":-0.052,"rho":4.3786,"theo":1394.7074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1373.39,"last_trade_time":"2026-02-05T09:32:46","percent_change":0.0,"prev_day_close":1415.45001220703},{"option":"SPX260320P05475000","bid":5.1,"bid_size":15.0,"ask":5.3,"ask_size":291.0,"iv":0.3952,"open_interest":1518.0,"volume":376.0,"delta":-0.0187,"gamma":0.0001,"vega":0.9088,"theta":-0.5719,"rho":-0.1067,"theo":5.2009,"change":-0.75,"open":4.7,"high":5.0,"low":4.4,"tick":"no_change","last_trade_price":4.7,"last_trade_time":"2026-02-18T14:47:58","percent_change":-13.7615,"prev_day_close":4.54999995231628},{"option":"SPX260320C05500000","bid":1366.9,"bid_size":2.0,"ask":1373.2,"ask_size":2.0,"iv":0.3889,"open_interest":6203.0,"volume":0.0,"delta":0.9805,"gamma":0.0001,"vega":0.9447,"theta":-0.077,"rho":4.3942,"theo":1369.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1307.1,"last_trade_time":"2026-02-17T10:11:37","percent_change":0.0,"prev_day_close":1390.75},{"option":"SPX260320P05500000","bid":5.2,"bid_size":237.0,"ask":5.5,"ask_size":232.0,"iv":0.3899,"open_interest":34285.0,"volume":2132.0,"delta":-0.0196,"gamma":0.0001,"vega":0.9447,"theta":-0.5877,"rho":-0.1117,"theo":5.4075,"change":-0.45,"open":4.8,"high":5.2,"low":4.1,"tick":"no_change","last_trade_price":5.2,"last_trade_time":"2026-02-18T15:22:40","percent_change":-7.9646,"prev_day_close":4.70000004768372},{"option":"SPX260320C05525000","bid":1341.6,"bid_size":2.0,"ask":1349.1,"ask_size":2.0,"iv":0.386,"open_interest":869.0,"volume":0.0,"delta":0.9796,"gamma":0.0001,"vega":0.9818,"theta":-0.1024,"rho":4.4095,"theo":1345.2979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1076.21,"last_trade_time":"2025-08-19T15:00:43","percent_change":0.0,"prev_day_close":1366.04998779297},{"option":"SPX260320P05525000","bid":5.4,"bid_size":244.0,"ask":5.7,"ask_size":137.0,"iv":0.3852,"open_interest":1889.0,"volume":644.0,"delta":-0.0204,"gamma":0.0001,"vega":0.9818,"theta":-0.6038,"rho":-0.1168,"theo":5.6215,"change":-0.45,"open":5.0,"high":5.4,"low":4.46,"tick":"up","last_trade_price":5.4,"last_trade_time":"2026-02-18T15:20:42","percent_change":-7.69231,"prev_day_close":4.90000009536743},{"option":"SPX260320C05550000","bid":1317.7,"bid_size":2.0,"ask":1323.8,"ask_size":2.0,"iv":0.3809,"open_interest":2490.0,"volume":0.0,"delta":0.9786,"gamma":0.0001,"vega":1.0204,"theta":-0.1284,"rho":4.4245,"theo":1320.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1423.14,"last_trade_time":"2026-02-11T10:06:43","percent_change":0.0,"prev_day_close":1341.25},{"option":"SPX260320P05550000","bid":5.6,"bid_size":416.0,"ask":6.0,"ask_size":432.0,"iv":0.381,"open_interest":9396.0,"volume":1947.0,"delta":-0.0214,"gamma":0.0001,"vega":1.0204,"theta":-0.6205,"rho":-0.1223,"theo":5.8463,"change":-0.95,"open":5.3,"high":5.6,"low":4.7,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T15:45:19","percent_change":-15.7025,"prev_day_close":5.15000009536743},{"option":"SPX260320C05575000","bid":1292.4,"bid_size":27.0,"ask":1299.8,"ask_size":2.0,"iv":0.3771,"open_interest":1455.0,"volume":0.0,"delta":0.9776,"gamma":0.0001,"vega":1.0604,"theta":-0.1549,"rho":4.4392,"theo":1295.9316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1396.31,"last_trade_time":"2026-02-11T14:47:51","percent_change":0.0,"prev_day_close":1316.55004882812},{"option":"SPX260320P05575000","bid":5.9,"bid_size":250.0,"ask":6.2,"ask_size":256.0,"iv":0.3766,"open_interest":2227.0,"volume":227.0,"delta":-0.0224,"gamma":0.0001,"vega":1.0604,"theta":-0.6377,"rho":-0.1281,"theo":6.0828,"change":-0.45,"open":5.5,"high":5.9,"low":5.1,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:22:26","percent_change":-7.08661,"prev_day_close":5.34999990463257},{"option":"SPX260320C05580000","bid":1287.5,"bid_size":27.0,"ask":1294.8,"ask_size":2.0,"iv":0.376,"open_interest":0.0,"volume":0.0,"delta":0.9774,"gamma":0.0001,"vega":1.0687,"theta":-0.1602,"rho":4.4421,"theo":1290.9976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1311.75},{"option":"SPX260320P05580000","bid":5.9,"bid_size":327.0,"ask":6.3,"ask_size":338.0,"iv":0.3757,"open_interest":381.0,"volume":101.0,"delta":-0.0226,"gamma":0.0001,"vega":1.0687,"theta":-0.6412,"rho":-0.1293,"theo":6.1316,"change":-1.05,"open":5.6,"high":5.6,"low":5.0,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T13:42:56","percent_change":-16.5354,"prev_day_close":5.34999990463257},{"option":"SPX260320C05590000","bid":1277.6,"bid_size":27.0,"ask":1285.0,"ask_size":2.0,"iv":0.3744,"open_interest":0.0,"volume":0.0,"delta":0.977,"gamma":0.0001,"vega":1.0852,"theta":-0.1711,"rho":4.4478,"theo":1281.1313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1301.75},{"option":"SPX260320P05590000","bid":6.0,"bid_size":334.0,"ask":6.4,"ask_size":337.0,"iv":0.3739,"open_interest":195.0,"volume":140.0,"delta":-0.023,"gamma":0.0001,"vega":1.0852,"theta":-0.6483,"rho":-0.1317,"theo":6.2308,"change":-1.15,"open":5.6,"high":5.6,"low":5.0,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T13:42:32","percent_change":-17.8295,"prev_day_close":5.45000004768372},{"option":"SPX260320C05600000","bid":1268.9,"bid_size":2.0,"ask":1275.1,"ask_size":2.0,"iv":0.3774,"open_interest":5546.0,"volume":0.0,"delta":0.9766,"gamma":0.0001,"vega":1.1021,"theta":-0.182,"rho":4.4536,"theo":1271.2671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1277.73,"last_trade_time":"2026-02-12T13:26:32","percent_change":0.0,"prev_day_close":1291.95001220703},{"option":"SPX260320P05600000","bid":6.1,"bid_size":404.0,"ask":6.5,"ask_size":410.0,"iv":0.3721,"open_interest":13748.0,"volume":151.0,"delta":-0.0234,"gamma":0.0001,"vega":1.1021,"theta":-0.6555,"rho":-0.1342,"theo":6.3321,"change":-0.5,"open":5.7,"high":6.1,"low":5.1,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-18T15:20:18","percent_change":-7.57576,"prev_day_close":5.54999995231628},{"option":"SPX260320C05610000","bid":1257.9,"bid_size":27.0,"ask":1265.0,"ask_size":2.0,"iv":0.3706,"open_interest":0.0,"volume":0.0,"delta":0.9762,"gamma":0.0001,"vega":1.1192,"theta":-0.193,"rho":4.4592,"theo":1261.405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1282.04998779297},{"option":"SPX260320P05610000","bid":6.2,"bid_size":332.0,"ask":6.6,"ask_size":342.0,"iv":0.3703,"open_interest":227.0,"volume":137.0,"delta":-0.0239,"gamma":0.0001,"vega":1.1192,"theta":-0.6628,"rho":-0.1367,"theo":6.4356,"change":-1.15,"open":5.8,"high":5.8,"low":5.2,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T13:51:44","percent_change":-17.037,"prev_day_close":5.65000009536743},{"option":"SPX260320C05620000","bid":1248.1,"bid_size":27.0,"ask":1255.4,"ask_size":2.0,"iv":0.3679,"open_interest":0.0,"volume":0.0,"delta":0.9757,"gamma":0.0001,"vega":1.1367,"theta":-0.2042,"rho":4.4648,"theo":1251.5453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1272.04998779297},{"option":"SPX260320P05620000","bid":6.3,"bid_size":338.0,"ask":6.7,"ask_size":325.0,"iv":0.3684,"open_interest":197.0,"volume":98.0,"delta":-0.0243,"gamma":0.0001,"vega":1.1367,"theta":-0.6702,"rho":-0.1392,"theo":6.5413,"change":-0.95,"open":5.9,"high":5.9,"low":5.9,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T09:30:02","percent_change":-13.8686,"prev_day_close":5.75},{"option":"SPX260320C05625000","bid":1243.6,"bid_size":2.0,"ask":1250.6,"ask_size":1.0,"iv":0.3709,"open_interest":1491.0,"volume":0.0,"delta":0.9755,"gamma":0.0001,"vega":1.1455,"theta":-0.2098,"rho":4.4676,"theo":1246.6163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1159.13,"last_trade_time":"2025-10-17T11:01:51","percent_change":0.0,"prev_day_close":1267.25},{"option":"SPX260320P05625000","bid":6.4,"bid_size":235.0,"ask":6.8,"ask_size":417.0,"iv":0.368,"open_interest":1597.0,"volume":122.0,"delta":-0.0246,"gamma":0.0001,"vega":1.1455,"theta":-0.6739,"rho":-0.1405,"theo":6.5951,"change":-0.45,"open":6.0,"high":6.4,"low":5.5,"tick":"up","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:20:50","percent_change":-6.56934,"prev_day_close":5.79999995231628},{"option":"SPX260320C05630000","bid":1238.2,"bid_size":27.0,"ask":1245.3,"ask_size":2.0,"iv":0.3667,"open_interest":1.0,"volume":0.0,"delta":0.9752,"gamma":0.0001,"vega":1.1544,"theta":-0.2154,"rho":4.4704,"theo":1241.6879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1264.31,"last_trade_time":"2026-02-06T10:00:10","percent_change":0.0,"prev_day_close":1262.34997558594},{"option":"SPX260320P05630000","bid":6.5,"bid_size":163.0,"ask":6.8,"ask_size":315.0,"iv":0.367,"open_interest":199.0,"volume":102.0,"delta":-0.0248,"gamma":0.0001,"vega":1.1544,"theta":-0.6777,"rho":-0.1419,"theo":6.6494,"change":-0.45,"open":6.1,"high":6.5,"low":6.1,"tick":"no_change","last_trade_price":6.5,"last_trade_time":"2026-02-18T14:43:39","percent_change":-6.47482,"prev_day_close":5.84999990463257},{"option":"SPX260320C05640000","bid":1228.5,"bid_size":2.0,"ask":1235.8,"ask_size":2.0,"iv":0.3636,"open_interest":0.0,"volume":0.0,"delta":0.9748,"gamma":0.0001,"vega":1.1725,"theta":-0.2268,"rho":4.4759,"theo":1231.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1252.5},{"option":"SPX260320P05640000","bid":6.6,"bid_size":181.0,"ask":6.9,"ask_size":207.0,"iv":0.3651,"open_interest":183.0,"volume":127.0,"delta":-0.0253,"gamma":0.0001,"vega":1.1725,"theta":-0.6853,"rho":-0.1445,"theo":6.76,"change":-0.85,"open":6.2,"high":6.2,"low":6.2,"tick":"no_change","last_trade_price":6.2,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.0567,"prev_day_close":5.95000004768372},{"option":"SPX260320C05650000","bid":1219.1,"bid_size":2.0,"ask":1225.1,"ask_size":2.0,"iv":0.3645,"open_interest":3965.0,"volume":0.0,"delta":0.9743,"gamma":0.0001,"vega":1.191,"theta":-0.2382,"rho":4.4814,"theo":1221.9804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1357.85,"last_trade_time":"2026-01-28T15:02:13","percent_change":0.0,"prev_day_close":1242.70001220703},{"option":"SPX260320P05650000","bid":6.7,"bid_size":197.0,"ask":7.0,"ask_size":133.0,"iv":0.3632,"open_interest":6086.0,"volume":150.0,"delta":-0.0257,"gamma":0.0001,"vega":1.191,"theta":-0.6931,"rho":-0.1472,"theo":6.873,"change":-1.05,"open":6.3,"high":6.6,"low":5.3,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-18T16:02:18","percent_change":-14.6853,"prev_day_close":6.04999995231628},{"option":"SPX260320C05660000","bid":1208.8,"bid_size":2.0,"ask":1216.1,"ask_size":2.0,"iv":0.36,"open_interest":5.0,"volume":0.0,"delta":0.9738,"gamma":0.0001,"vega":1.2098,"theta":-0.2498,"rho":4.4868,"theo":1212.1305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1318.25,"last_trade_time":"2026-01-26T10:06:50","percent_change":0.0,"prev_day_close":1233.04998779297},{"option":"SPX260320P05660000","bid":6.8,"bid_size":200.0,"ask":7.2,"ask_size":334.0,"iv":0.3617,"open_interest":378.0,"volume":143.0,"delta":-0.0262,"gamma":0.0001,"vega":1.2098,"theta":-0.7009,"rho":-0.15,"theo":6.9887,"change":-1.55,"open":6.4,"high":6.8,"low":5.7,"tick":"down","last_trade_price":5.7,"last_trade_time":"2026-02-18T11:25:10","percent_change":-21.3793,"prev_day_close":6.15000009536743},{"option":"SPX260320C05670000","bid":1198.6,"bid_size":27.0,"ask":1205.9,"ask_size":2.0,"iv":0.3596,"open_interest":1.0,"volume":0.0,"delta":0.9733,"gamma":0.0001,"vega":1.2291,"theta":-0.2616,"rho":4.4921,"theo":1202.2833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1059.23,"last_trade_time":"2025-11-21T13:10:45","percent_change":0.0,"prev_day_close":1222.90002441406},{"option":"SPX260320P05670000","bid":6.9,"bid_size":324.0,"ask":7.3,"ask_size":322.0,"iv":0.3598,"open_interest":198.0,"volume":97.0,"delta":-0.0267,"gamma":0.0001,"vega":1.2291,"theta":-0.7089,"rho":-0.1529,"theo":7.107,"change":-0.95,"open":6.5,"high":6.5,"low":6.5,"tick":"no_change","last_trade_price":6.5,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.7517,"prev_day_close":6.25},{"option":"SPX260320C05675000","bid":1194.0,"bid_size":27.0,"ask":1201.3,"ask_size":2.0,"iv":0.358,"open_interest":683.0,"volume":0.0,"delta":0.973,"gamma":0.0001,"vega":1.2389,"theta":-0.2675,"rho":4.4948,"theo":1197.3607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1165.27,"last_trade_time":"2026-02-05T13:46:31","percent_change":0.0,"prev_day_close":1217.95001220703},{"option":"SPX260320P05675000","bid":7.0,"bid_size":215.0,"ask":7.3,"ask_size":122.0,"iv":0.3588,"open_interest":3976.0,"volume":1615.0,"delta":-0.027,"gamma":0.0001,"vega":1.2389,"theta":-0.713,"rho":-0.1543,"theo":7.1672,"change":-0.6,"open":6.5,"high":6.9,"low":5.4,"tick":"up","last_trade_price":6.9,"last_trade_time":"2026-02-18T15:20:06","percent_change":-8.0,"prev_day_close":6.34999990463257},{"option":"SPX260320C05680000","bid":1189.1,"bid_size":2.0,"ask":1196.4,"ask_size":2.0,"iv":0.3569,"open_interest":0.0,"volume":0.0,"delta":0.9728,"gamma":0.0001,"vega":1.2488,"theta":-0.2734,"rho":4.4974,"theo":1192.4389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1213.25},{"option":"SPX260320P05680000","bid":7.0,"bid_size":329.0,"ask":7.4,"ask_size":322.0,"iv":0.3578,"open_interest":366.0,"volume":83.0,"delta":-0.0272,"gamma":0.0001,"vega":1.2488,"theta":-0.717,"rho":-0.1558,"theo":7.2281,"change":-0.95,"open":6.6,"high":6.6,"low":6.6,"tick":"no_change","last_trade_price":6.6,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.5828,"prev_day_close":6.34999990463257},{"option":"SPX260320C05690000","bid":1179.2,"bid_size":27.0,"ask":1186.4,"ask_size":2.0,"iv":0.3567,"open_interest":0.0,"volume":0.0,"delta":0.9722,"gamma":0.0001,"vega":1.269,"theta":-0.2854,"rho":4.5026,"theo":1182.5973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1306.9,"last_trade_time":"2026-02-09T15:09:06","percent_change":0.0,"prev_day_close":1203.14996337891},{"option":"SPX260320P05690000","bid":7.2,"bid_size":162.0,"ask":7.5,"ask_size":217.0,"iv":0.3563,"open_interest":383.0,"volume":149.0,"delta":-0.0278,"gamma":0.0001,"vega":1.269,"theta":-0.7253,"rho":-0.1588,"theo":7.3521,"change":-2.05,"open":6.7,"high":6.9,"low":5.6,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-18T10:27:10","percent_change":-26.7974,"prev_day_close":6.45000004768372},{"option":"SPX260320C05700000","bid":1169.9,"bid_size":2.0,"ask":1175.7,"ask_size":2.0,"iv":0.3548,"open_interest":4571.0,"volume":2.0,"delta":0.9717,"gamma":0.0001,"vega":1.2896,"theta":-0.2975,"rho":4.5076,"theo":1172.7588,"change":34.83,"open":1203.24,"high":1203.33,"low":1203.24,"tick":"up","last_trade_price":1203.33,"last_trade_time":"2026-02-18T10:02:39","percent_change":2.98074,"prev_day_close":1193.34997558594},{"option":"SPX260320P05700000","bid":7.3,"bid_size":224.0,"ask":7.7,"ask_size":507.0,"iv":0.3547,"open_interest":14839.0,"volume":769.0,"delta":-0.0283,"gamma":0.0001,"vega":1.2896,"theta":-0.7337,"rho":-0.1619,"theo":7.4791,"change":-0.6,"open":6.8,"high":7.23,"low":5.63,"tick":"down","last_trade_price":7.2,"last_trade_time":"2026-02-18T15:21:07","percent_change":-7.69231,"prev_day_close":6.59999990463257},{"option":"SPX260320C05710000","bid":1159.5,"bid_size":27.0,"ask":1166.9,"ask_size":2.0,"iv":0.3518,"open_interest":30.0,"volume":30.0,"delta":0.9712,"gamma":0.0001,"vega":1.3108,"theta":-0.3098,"rho":4.5127,"theo":1162.9234,"change":31.67,"open":1191.22,"high":1191.22,"low":1191.22,"tick":"up","last_trade_price":1191.22,"last_trade_time":"2026-02-18T14:14:17","percent_change":2.73123,"prev_day_close":1183.34997558594},{"option":"SPX260320P05710000","bid":7.4,"bid_size":321.0,"ask":7.8,"ask_size":322.0,"iv":0.3527,"open_interest":585.0,"volume":116.0,"delta":-0.0289,"gamma":0.0001,"vega":1.3108,"theta":-0.7422,"rho":-0.1651,"theo":7.6092,"change":-0.95,"open":7.0,"high":7.0,"low":7.0,"tick":"no_change","last_trade_price":7.0,"last_trade_time":"2026-02-18T09:30:02","percent_change":-11.9497,"prev_day_close":6.75},{"option":"SPX260320C05720000","bid":1149.7,"bid_size":27.0,"ask":1156.7,"ask_size":2.0,"iv":0.3507,"open_interest":1.0,"volume":0.0,"delta":0.9706,"gamma":0.0001,"vega":1.3324,"theta":-0.3222,"rho":4.5176,"theo":1153.0913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1259.4,"last_trade_time":"2026-01-26T10:06:50","percent_change":0.0,"prev_day_close":1173.54998779297},{"option":"SPX260320P05720000","bid":7.6,"bid_size":159.0,"ask":7.9,"ask_size":174.0,"iv":0.351,"open_interest":339.0,"volume":96.0,"delta":-0.0294,"gamma":0.0001,"vega":1.3324,"theta":-0.7509,"rho":-0.1684,"theo":7.7426,"change":-0.95,"open":7.1,"high":7.1,"low":7.1,"tick":"no_change","last_trade_price":7.1,"last_trade_time":"2026-02-18T09:30:02","percent_change":-11.8012,"prev_day_close":6.84999990463257},{"option":"SPX260320C05725000","bid":1144.9,"bid_size":2.0,"ask":1152.1,"ask_size":2.0,"iv":0.3495,"open_interest":634.0,"volume":0.0,"delta":0.9703,"gamma":0.0001,"vega":1.3434,"theta":-0.3284,"rho":4.52,"theo":1148.1765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":833.38,"last_trade_time":"2025-07-03T10:14:35","percent_change":0.0,"prev_day_close":1168.59997558594},{"option":"SPX260320P05725000","bid":7.6,"bid_size":391.0,"ask":8.0,"ask_size":409.0,"iv":0.35,"open_interest":1777.0,"volume":168.0,"delta":-0.0297,"gamma":0.0001,"vega":1.3434,"theta":-0.7553,"rho":-0.17,"theo":7.8106,"change":-0.55,"open":7.2,"high":7.6,"low":6.17,"tick":"up","last_trade_price":7.6,"last_trade_time":"2026-02-18T15:20:45","percent_change":-6.74847,"prev_day_close":6.84999990463257},{"option":"SPX260320C05730000","bid":1139.9,"bid_size":27.0,"ask":1146.9,"ask_size":2.0,"iv":0.3487,"open_interest":0.0,"volume":0.0,"delta":0.97,"gamma":0.0001,"vega":1.3546,"theta":-0.3347,"rho":4.5224,"theo":1143.2626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1164.0},{"option":"SPX260320P05730000","bid":7.7,"bid_size":306.0,"ask":8.1,"ask_size":382.0,"iv":0.3494,"open_interest":465.0,"volume":96.0,"delta":-0.03,"gamma":0.0001,"vega":1.3546,"theta":-0.7597,"rho":-0.1717,"theo":7.8794,"change":-1.05,"open":7.2,"high":7.2,"low":7.2,"tick":"no_change","last_trade_price":7.2,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.7273,"prev_day_close":6.95000004768372},{"option":"SPX260320C05740000","bid":1129.8,"bid_size":28.0,"ask":1137.2,"ask_size":2.0,"iv":0.3472,"open_interest":7.0,"volume":0.0,"delta":0.9694,"gamma":0.0001,"vega":1.3772,"theta":-0.3474,"rho":4.5271,"theo":1133.4374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1169.7,"last_trade_time":"2025-12-02T13:00:00","percent_change":0.0,"prev_day_close":1153.90002441406},{"option":"SPX260320P05740000","bid":7.8,"bid_size":328.0,"ask":8.2,"ask_size":302.0,"iv":0.3473,"open_interest":303.0,"volume":94.0,"delta":-0.0306,"gamma":0.0001,"vega":1.3772,"theta":-0.7687,"rho":-0.1752,"theo":8.0197,"change":-1.05,"open":7.3,"high":7.3,"low":7.3,"tick":"no_change","last_trade_price":7.3,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.5748,"prev_day_close":7.04999995231628},{"option":"SPX260320C05750000","bid":1120.8,"bid_size":2.0,"ask":1126.9,"ask_size":2.0,"iv":0.3475,"open_interest":3324.0,"volume":0.0,"delta":0.9688,"gamma":0.0001,"vega":1.4003,"theta":-0.3603,"rho":4.5317,"theo":1123.6158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1125.55,"last_trade_time":"2026-01-20T13:23:03","percent_change":0.0,"prev_day_close":1144.10003662109},{"option":"SPX260320P05750000","bid":8.0,"bid_size":325.0,"ask":8.4,"ask_size":376.0,"iv":0.346,"open_interest":11863.0,"volume":1171.0,"delta":-0.0312,"gamma":0.0001,"vega":1.4003,"theta":-0.7778,"rho":-0.1788,"theo":8.1637,"change":-1.3,"open":7.5,"high":7.9,"low":6.6,"tick":"down","last_trade_price":7.25,"last_trade_time":"2026-02-18T16:02:18","percent_change":-15.2047,"prev_day_close":7.25},{"option":"SPX260320C05760000","bid":1110.5,"bid_size":2.0,"ask":1117.6,"ask_size":2.0,"iv":0.3429,"open_interest":30.0,"volume":30.0,"delta":0.9681,"gamma":0.0001,"vega":1.4239,"theta":-0.3733,"rho":4.5362,"theo":1113.7981,"change":31.47,"open":1141.87,"high":1141.87,"low":1141.87,"tick":"up","last_trade_price":1141.87,"last_trade_time":"2026-02-18T14:14:17","percent_change":2.83411,"prev_day_close":1134.20001220703},{"option":"SPX260320P05760000","bid":8.1,"bid_size":328.0,"ask":8.5,"ask_size":182.0,"iv":0.3439,"open_interest":1169.0,"volume":208.0,"delta":-0.0319,"gamma":0.0001,"vega":1.4239,"theta":-0.7871,"rho":-0.1825,"theo":8.3115,"change":-1.25,"open":7.6,"high":8.2,"low":6.7,"tick":"down","last_trade_price":6.7,"last_trade_time":"2026-02-18T10:05:36","percent_change":-14.4509,"prev_day_close":7.34999990463257},{"option":"SPX260320C05770000","bid":1100.4,"bid_size":28.0,"ask":1107.6,"ask_size":3.0,"iv":0.3424,"open_interest":4.0,"volume":0.0,"delta":0.9675,"gamma":0.0001,"vega":1.4479,"theta":-0.3865,"rho":4.5406,"theo":1103.9844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1102.23,"last_trade_time":"2026-02-12T13:18:41","percent_change":0.0,"prev_day_close":1124.45001220703},{"option":"SPX260320P05770000","bid":8.3,"bid_size":305.0,"ask":8.7,"ask_size":343.0,"iv":0.3425,"open_interest":210.0,"volume":130.0,"delta":-0.0325,"gamma":0.0001,"vega":1.4479,"theta":-0.7966,"rho":-0.1862,"theo":8.4633,"change":-1.35,"open":7.8,"high":7.8,"low":7.5,"tick":"no_change","last_trade_price":7.5,"last_trade_time":"2026-02-18T15:45:45","percent_change":-15.2542,"prev_day_close":7.54999995231628},{"option":"SPX260320C05775000","bid":1095.7,"bid_size":28.0,"ask":1102.8,"ask_size":3.0,"iv":0.3412,"open_interest":969.0,"volume":0.0,"delta":0.9672,"gamma":0.0001,"vega":1.4601,"theta":-0.3932,"rho":4.5428,"theo":1099.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1198.85,"last_trade_time":"2026-02-11T14:47:51","percent_change":0.0,"prev_day_close":1119.5},{"option":"SPX260320P05775000","bid":8.4,"bid_size":192.0,"ask":8.8,"ask_size":388.0,"iv":0.3418,"open_interest":1917.0,"volume":70.0,"delta":-0.0329,"gamma":0.0001,"vega":1.4601,"theta":-0.8014,"rho":-0.1882,"theo":8.5408,"change":-1.65,"open":7.9,"high":8.0,"low":7.3,"tick":"no_change","last_trade_price":7.3,"last_trade_time":"2026-02-18T15:58:05","percent_change":-18.4358,"prev_day_close":7.54999995231628},{"option":"SPX260320C05780000","bid":1091.1,"bid_size":3.0,"ask":1098.0,"ask_size":3.0,"iv":0.3428,"open_interest":0.0,"volume":0.0,"delta":0.9668,"gamma":0.0001,"vega":1.4724,"theta":-0.3999,"rho":4.5449,"theo":1094.1749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1114.54998779297},{"option":"SPX260320P05780000","bid":8.4,"bid_size":349.0,"ask":8.8,"ask_size":179.0,"iv":0.3404,"open_interest":364.0,"volume":206.0,"delta":-0.0332,"gamma":0.0001,"vega":1.4724,"theta":-0.8062,"rho":-0.1901,"theo":8.6193,"change":-2.1,"open":7.9,"high":7.9,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T11:25:05","percent_change":-23.3333,"prev_day_close":7.65000009536743},{"option":"SPX260320C05790000","bid":1081.4,"bid_size":3.0,"ask":1088.2,"ask_size":3.0,"iv":0.3414,"open_interest":0.0,"volume":0.0,"delta":0.9661,"gamma":0.0001,"vega":1.4974,"theta":-0.4134,"rho":4.5491,"theo":1084.3696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.79998779297},{"option":"SPX260320P05790000","bid":8.6,"bid_size":315.0,"ask":9.0,"ask_size":184.0,"iv":0.3389,"open_interest":481.0,"volume":149.0,"delta":-0.0339,"gamma":0.0001,"vega":1.4974,"theta":-0.816,"rho":-0.1941,"theo":8.7795,"change":-0.85,"open":8.1,"high":8.3,"low":6.9,"tick":"up","last_trade_price":8.3,"last_trade_time":"2026-02-18T15:06:25","percent_change":-9.28962,"prev_day_close":7.75},{"option":"SPX260320C05800000","bid":1072.2,"bid_size":3.0,"ask":1078.2,"ask_size":3.0,"iv":0.3413,"open_interest":4574.0,"volume":17.0,"delta":0.9654,"gamma":0.0001,"vega":1.5227,"theta":-0.4272,"rho":4.5532,"theo":1074.5687,"change":12.43,"open":1105.44,"high":1105.44,"low":1082.63,"tick":"down","last_trade_price":1082.63,"last_trade_time":"2026-02-18T15:10:31","percent_change":1.16146,"prev_day_close":1095.05004882812},{"option":"SPX260320P05800000","bid":8.8,"bid_size":334.0,"ask":9.2,"ask_size":402.0,"iv":0.3375,"open_interest":21652.0,"volume":3722.0,"delta":-0.0346,"gamma":0.0001,"vega":1.5227,"theta":-0.826,"rho":-0.1982,"theo":8.9442,"change":-1.35,"open":8.2,"high":8.8,"low":6.8,"tick":"no_change","last_trade_price":8.0,"last_trade_time":"2026-02-18T15:42:05","percent_change":-14.4385,"prev_day_close":7.9500002861023},{"option":"SPX260320C05810000","bid":1061.2,"bid_size":29.0,"ask":1068.4,"ask_size":3.0,"iv":0.3356,"open_interest":2.0,"volume":0.0,"delta":0.9647,"gamma":0.0001,"vega":1.5485,"theta":-0.4411,"rho":4.5572,"theo":1064.7724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1149.87,"last_trade_time":"2025-12-29T10:07:09","percent_change":0.0,"prev_day_close":1085.0},{"option":"SPX260320P05810000","bid":8.9,"bid_size":343.0,"ask":9.4,"ask_size":303.0,"iv":0.3356,"open_interest":698.0,"volume":173.0,"delta":-0.0353,"gamma":0.0001,"vega":1.5485,"theta":-0.8362,"rho":-0.2024,"theo":9.1134,"change":-0.95,"open":8.4,"high":8.6,"low":7.0,"tick":"up","last_trade_price":8.6,"last_trade_time":"2026-02-18T15:06:21","percent_change":-9.94764,"prev_day_close":8.04999995231628},{"option":"SPX260320C05820000","bid":1051.4,"bid_size":29.0,"ask":1058.6,"ask_size":3.0,"iv":0.3338,"open_interest":0.0,"volume":0.0,"delta":0.964,"gamma":0.0001,"vega":1.5748,"theta":-0.4552,"rho":4.5611,"theo":1054.9809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1075.35003662109},{"option":"SPX260320P05820000","bid":9.1,"bid_size":378.0,"ask":9.6,"ask_size":394.0,"iv":0.3341,"open_interest":1267.0,"volume":121.0,"delta":-0.036,"gamma":0.0001,"vega":1.5748,"theta":-0.8466,"rho":-0.2067,"theo":9.2875,"change":-2.4,"open":8.5,"high":8.5,"low":7.3,"tick":"no_change","last_trade_price":7.3,"last_trade_time":"2026-02-18T11:42:40","percent_change":-24.7423,"prev_day_close":8.25},{"option":"SPX260320C05825000","bid":1047.1,"bid_size":3.0,"ask":1054.0,"ask_size":28.0,"iv":0.3352,"open_interest":496.0,"volume":0.0,"delta":0.9636,"gamma":0.0001,"vega":1.5882,"theta":-0.4623,"rho":4.563,"theo":1050.087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":748.42,"last_trade_time":"2025-08-05T16:00:06","percent_change":0.0,"prev_day_close":1070.65002441406},{"option":"SPX260320P05825000","bid":9.2,"bid_size":366.0,"ask":9.7,"ask_size":404.0,"iv":0.3333,"open_interest":1843.0,"volume":71.0,"delta":-0.0364,"gamma":0.0001,"vega":1.5882,"theta":-0.8519,"rho":-0.2088,"theo":9.3763,"change":-1.2,"open":8.7,"high":8.7,"low":7.3,"tick":"no_change","last_trade_price":8.6,"last_trade_time":"2026-02-18T14:48:32","percent_change":-12.2449,"prev_day_close":8.25},{"option":"SPX260320C05830000","bid":1041.6,"bid_size":28.0,"ask":1048.8,"ask_size":3.0,"iv":0.332,"open_interest":0.0,"volume":0.0,"delta":0.9632,"gamma":0.0001,"vega":1.6016,"theta":-0.4695,"rho":4.5649,"theo":1045.1943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1065.79998779297},{"option":"SPX260320P05830000","bid":9.3,"bid_size":305.0,"ask":9.7,"ask_size":180.0,"iv":0.3322,"open_interest":629.0,"volume":98.0,"delta":-0.0368,"gamma":0.0001,"vega":1.6016,"theta":-0.8572,"rho":-0.211,"theo":9.4664,"change":-2.5,"open":8.7,"high":8.7,"low":7.4,"tick":"no_change","last_trade_price":7.4,"last_trade_time":"2026-02-18T11:30:34","percent_change":-25.2525,"prev_day_close":8.34999990463257},{"option":"SPX260320C05840000","bid":1031.8,"bid_size":28.0,"ask":1039.1,"ask_size":3.0,"iv":0.3305,"open_interest":3.0,"volume":0.0,"delta":0.9624,"gamma":0.0001,"vega":1.629,"theta":-0.484,"rho":4.5686,"theo":1035.4127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1025.63,"last_trade_time":"2026-01-20T14:03:21","percent_change":0.0,"prev_day_close":1055.94995117188},{"option":"SPX260320P05840000","bid":9.5,"bid_size":306.0,"ask":9.9,"ask_size":260.0,"iv":0.3306,"open_interest":843.0,"volume":151.0,"delta":-0.0376,"gamma":0.0001,"vega":1.629,"theta":-0.868,"rho":-0.2155,"theo":9.6503,"change":-1.0,"open":8.9,"high":9.5,"low":7.5,"tick":"up","last_trade_price":9.1,"last_trade_time":"2026-02-18T15:06:24","percent_change":-9.90099,"prev_day_close":8.5499997138977},{"option":"SPX260320C05850000","bid":1022.8,"bid_size":3.0,"ask":1028.9,"ask_size":3.0,"iv":0.3299,"open_interest":4993.0,"volume":0.0,"delta":0.9616,"gamma":0.0001,"vega":1.6569,"theta":-0.4988,"rho":4.5722,"theo":1025.6364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1109.3,"last_trade_time":"2026-02-11T10:46:12","percent_change":0.0,"prev_day_close":1046.10003662109},{"option":"SPX260320P05850000","bid":9.7,"bid_size":330.0,"ask":10.1,"ask_size":356.0,"iv":0.329,"open_interest":7328.0,"volume":180.0,"delta":-0.0384,"gamma":0.0001,"vega":1.6569,"theta":-0.879,"rho":-0.2201,"theo":9.8395,"change":-1.55,"open":9.1,"high":9.35,"low":7.4,"tick":"down","last_trade_price":8.7,"last_trade_time":"2026-02-18T15:45:51","percent_change":-15.122,"prev_day_close":8.75},{"option":"SPX260320C05860000","bid":1012.6,"bid_size":3.0,"ask":1019.5,"ask_size":3.0,"iv":0.3268,"open_interest":0.0,"volume":0.0,"delta":0.9608,"gamma":0.0001,"vega":1.6855,"theta":-0.5137,"rho":4.5757,"theo":1015.8654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.34997558594},{"option":"SPX260320P05860000","bid":9.9,"bid_size":284.0,"ask":10.3,"ask_size":182.0,"iv":0.3273,"open_interest":415.0,"volume":135.0,"delta":-0.0392,"gamma":0.0001,"vega":1.6855,"theta":-0.8902,"rho":-0.2248,"theo":10.0341,"change":-0.85,"open":9.3,"high":9.6,"low":7.8,"tick":"up","last_trade_price":9.6,"last_trade_time":"2026-02-18T15:08:36","percent_change":-8.13397,"prev_day_close":8.84999990463257},{"option":"SPX260320C05870000","bid":1002.8,"bid_size":28.0,"ask":1009.7,"ask_size":3.0,"iv":0.3252,"open_interest":2.0,"volume":0.0,"delta":0.9599,"gamma":0.0001,"vega":1.7148,"theta":-0.5288,"rho":4.579,"theo":1006.1001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1074.63,"last_trade_time":"2025-10-24T15:37:27","percent_change":0.0,"prev_day_close":1026.55004882812},{"option":"SPX260320P05870000","bid":10.1,"bid_size":297.0,"ask":10.5,"ask_size":174.0,"iv":0.3256,"open_interest":442.0,"volume":86.0,"delta":-0.0401,"gamma":0.0001,"vega":1.7148,"theta":-0.9016,"rho":-0.2297,"theo":10.2342,"change":-0.9,"open":9.4,"high":9.8,"low":8.0,"tick":"up","last_trade_price":9.8,"last_trade_time":"2026-02-18T15:08:36","percent_change":-8.41121,"prev_day_close":9.0499997138977},{"option":"SPX260320C05875000","bid":997.9,"bid_size":28.0,"ask":1004.9,"ask_size":3.0,"iv":0.3252,"open_interest":1287.0,"volume":0.0,"delta":0.9595,"gamma":0.0001,"vega":1.7297,"theta":-0.5365,"rho":4.5806,"theo":1001.2196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":972.06,"last_trade_time":"2026-02-05T13:46:31","percent_change":0.0,"prev_day_close":1021.65002441406},{"option":"SPX260320P05875000","bid":10.2,"bid_size":329.0,"ask":10.6,"ask_size":197.0,"iv":0.3248,"open_interest":2800.0,"volume":225.0,"delta":-0.0405,"gamma":0.0001,"vega":1.7297,"theta":-0.9074,"rho":-0.2322,"theo":10.3364,"change":-1.2,"open":9.5,"high":9.6,"low":8.0,"tick":"no_change","last_trade_price":9.6,"last_trade_time":"2026-02-18T14:47:30","percent_change":-11.1111,"prev_day_close":9.15000009536743},{"option":"SPX260320C05880000","bid":993.2,"bid_size":3.0,"ask":1000.3,"ask_size":3.0,"iv":0.323,"open_interest":0.0,"volume":0.0,"delta":0.9591,"gamma":0.0001,"vega":1.7448,"theta":-0.5442,"rho":4.5822,"theo":996.3405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1016.75},{"option":"SPX260320P05880000","bid":10.3,"bid_size":282.0,"ask":10.8,"ask_size":286.0,"iv":0.3242,"open_interest":539.0,"volume":96.0,"delta":-0.041,"gamma":0.0001,"vega":1.7448,"theta":-0.9132,"rho":-0.2347,"theo":10.4401,"change":-2.6,"open":9.6,"high":9.6,"low":8.1,"tick":"up","last_trade_price":8.3,"last_trade_time":"2026-02-18T11:25:10","percent_change":-23.8532,"prev_day_close":9.25},{"option":"SPX260320C05890000","bid":983.7,"bid_size":3.0,"ask":990.3,"ask_size":3.0,"iv":0.3243,"open_interest":0.0,"volume":0.0,"delta":0.9582,"gamma":0.0001,"vega":1.7756,"theta":-0.5598,"rho":4.5853,"theo":986.5869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1007.04998779297},{"option":"SPX260320P05890000","bid":10.5,"bid_size":290.0,"ask":11.0,"ask_size":297.0,"iv":0.3225,"open_interest":578.0,"volume":101.0,"delta":-0.0419,"gamma":0.0001,"vega":1.7756,"theta":-0.9251,"rho":-0.2398,"theo":10.6521,"change":-1.0,"open":9.8,"high":10.1,"low":8.1,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-18T15:06:29","percent_change":-9.00901,"prev_day_close":9.4500002861023},{"option":"SPX260320C05900000","bid":974.1,"bid_size":3.0,"ask":980.1,"ask_size":3.0,"iv":0.3218,"open_interest":7192.0,"volume":0.0,"delta":0.9572,"gamma":0.0001,"vega":1.8072,"theta":-0.5756,"rho":4.5882,"theo":976.8395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1095.27,"last_trade_time":"2026-02-10T11:13:47","percent_change":0.0,"prev_day_close":997.200012207031},{"option":"SPX260320P05900000","bid":10.8,"bid_size":104.0,"ask":11.2,"ask_size":329.0,"iv":0.321,"open_interest":18825.0,"volume":1841.0,"delta":-0.0428,"gamma":0.0001,"vega":1.8072,"theta":-0.9372,"rho":-0.2451,"theo":10.8702,"change":-0.86,"open":10.0,"high":10.49,"low":8.06,"tick":"no_change","last_trade_price":10.49,"last_trade_time":"2026-02-18T15:27:46","percent_change":-7.57709,"prev_day_close":9.65000009536743},{"option":"SPX260320C05910000","bid":963.8,"bid_size":28.0,"ask":970.8,"ask_size":3.0,"iv":0.3189,"open_interest":0.0,"volume":0.0,"delta":0.9563,"gamma":0.0001,"vega":1.8397,"theta":-0.5917,"rho":4.5909,"theo":967.0986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":987.450012207031},{"option":"SPX260320P05910000","bid":11.0,"bid_size":204.0,"ask":11.4,"ask_size":291.0,"iv":0.3192,"open_interest":635.0,"volume":124.0,"delta":-0.0437,"gamma":0.0001,"vega":1.8397,"theta":-0.9495,"rho":-0.2505,"theo":11.0948,"change":-0.95,"open":10.2,"high":10.6,"low":8.6,"tick":"up","last_trade_price":10.6,"last_trade_time":"2026-02-18T15:08:36","percent_change":-8.22511,"prev_day_close":9.84999990463257},{"option":"SPX260320C05920000","bid":954.3,"bid_size":3.0,"ask":961.3,"ask_size":3.0,"iv":0.3169,"open_interest":0.0,"volume":0.0,"delta":0.9553,"gamma":0.0001,"vega":1.873,"theta":-0.6079,"rho":4.5934,"theo":957.3644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1031.12,"last_trade_time":"2025-10-24T15:27:51","percent_change":0.0,"prev_day_close":977.75},{"option":"SPX260320P05920000","bid":11.2,"bid_size":311.0,"ask":11.7,"ask_size":275.0,"iv":0.3177,"open_interest":410.0,"volume":265.0,"delta":-0.0447,"gamma":0.0001,"vega":1.873,"theta":-0.962,"rho":-0.2562,"theo":11.3261,"change":-3.0,"open":10.4,"high":10.4,"low":8.8,"tick":"no_change","last_trade_price":8.8,"last_trade_time":"2026-02-18T11:40:16","percent_change":-25.4237,"prev_day_close":10.0499997138977},{"option":"SPX260320C05925000","bid":949.1,"bid_size":31.0,"ask":956.1,"ask_size":3.0,"iv":0.3167,"open_interest":384.0,"volume":0.0,"delta":0.9548,"gamma":0.0001,"vega":1.89,"theta":-0.6162,"rho":4.5946,"theo":952.4999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":991.3,"last_trade_time":"2025-12-19T13:12:00","percent_change":0.0,"prev_day_close":971.949981689453},{"option":"SPX260320P05925000","bid":11.4,"bid_size":65.0,"ask":11.8,"ask_size":329.0,"iv":0.317,"open_interest":3786.0,"volume":235.0,"delta":-0.0452,"gamma":0.0001,"vega":1.89,"theta":-0.9684,"rho":-0.2591,"theo":11.4444,"change":-1.4,"open":10.6,"high":10.61,"low":8.8,"tick":"no_change","last_trade_price":10.5,"last_trade_time":"2026-02-18T14:48:06","percent_change":-11.7647,"prev_day_close":10.1500000953674},{"option":"SPX260320C05930000","bid":944.3,"bid_size":31.0,"ask":951.6,"ask_size":3.0,"iv":0.316,"open_interest":1.0,"volume":0.0,"delta":0.9543,"gamma":0.0002,"vega":1.9071,"theta":-0.6244,"rho":4.5958,"theo":947.6371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1067.25,"last_trade_time":"2026-01-13T15:45:40","percent_change":0.0,"prev_day_close":967.950012207031},{"option":"SPX260320P05930000","bid":11.5,"bid_size":166.0,"ask":11.9,"ask_size":298.0,"iv":0.3161,"open_interest":933.0,"volume":264.0,"delta":-0.0457,"gamma":0.0002,"vega":1.9071,"theta":-0.9748,"rho":-0.262,"theo":11.5644,"change":-1.05,"open":10.6,"high":11.0,"low":9.0,"tick":"up","last_trade_price":11.0,"last_trade_time":"2026-02-18T15:06:46","percent_change":-8.71369,"prev_day_close":10.25},{"option":"SPX260320C05940000","bid":934.6,"bid_size":31.0,"ask":941.5,"ask_size":3.0,"iv":0.3145,"open_interest":5.0,"volume":0.0,"delta":0.9533,"gamma":0.0002,"vega":1.942,"theta":-0.6412,"rho":4.5979,"theo":937.9172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":930.73,"last_trade_time":"2026-01-20T14:03:21","percent_change":0.0,"prev_day_close":958.200012207031},{"option":"SPX260320P05940000","bid":11.7,"bid_size":212.0,"ask":12.2,"ask_size":219.0,"iv":0.3145,"open_interest":260.0,"volume":142.0,"delta":-0.0468,"gamma":0.0002,"vega":1.942,"theta":-0.9879,"rho":-0.2681,"theo":11.81,"change":-1.1,"open":10.9,"high":11.2,"low":9.1,"tick":"up","last_trade_price":11.2,"last_trade_time":"2026-02-18T15:06:29","percent_change":-8.94309,"prev_day_close":10.4500002861023},{"option":"SPX260320C05950000","bid":925.5,"bid_size":3.0,"ask":931.1,"ask_size":3.0,"iv":0.3127,"open_interest":4478.0,"volume":0.0,"delta":0.9522,"gamma":0.0002,"vega":1.9776,"theta":-0.6582,"rho":4.5998,"theo":928.2047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1047.6,"last_trade_time":"2026-01-16T12:42:28","percent_change":0.0,"prev_day_close":948.399993896484},{"option":"SPX260320P05950000","bid":12.0,"bid_size":126.0,"ask":12.4,"ask_size":267.0,"iv":0.3129,"open_interest":9380.0,"volume":116.0,"delta":-0.0478,"gamma":0.0002,"vega":1.9776,"theta":-1.0012,"rho":-0.2743,"theo":12.063,"change":-1.15,"open":10.9,"high":11.4,"low":9.29,"tick":"up","last_trade_price":11.4,"last_trade_time":"2026-02-18T15:08:06","percent_change":-9.16334,"prev_day_close":10.6500000953674},{"option":"SPX260320C05960000","bid":915.3,"bid_size":3.0,"ask":922.2,"ask_size":3.0,"iv":0.3118,"open_interest":2.0,"volume":0.0,"delta":0.9511,"gamma":0.0002,"vega":2.0138,"theta":-0.6755,"rho":4.6016,"theo":918.5001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":985.42,"last_trade_time":"2026-02-03T15:36:18","percent_change":0.0,"prev_day_close":938.700012207031},{"option":"SPX260320P05960000","bid":12.2,"bid_size":233.0,"ask":12.7,"ask_size":216.0,"iv":0.3112,"open_interest":456.0,"volume":198.0,"delta":-0.0489,"gamma":0.0002,"vega":2.0138,"theta":-1.0147,"rho":-0.2808,"theo":12.3239,"change":-1.2,"open":11.3,"high":11.6,"low":9.5,"tick":"up","last_trade_price":11.6,"last_trade_time":"2026-02-18T15:06:16","percent_change":-9.375,"prev_day_close":10.8499999046326},{"option":"SPX260320C05970000","bid":905.5,"bid_size":31.0,"ask":912.6,"ask_size":3.0,"iv":0.3102,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0002,"vega":2.0508,"theta":-0.693,"rho":4.6032,"theo":908.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.0},{"option":"SPX260320P05970000","bid":12.5,"bid_size":122.0,"ask":13.0,"ask_size":214.0,"iv":0.3098,"open_interest":423.0,"volume":97.0,"delta":-0.0501,"gamma":0.0002,"vega":2.0508,"theta":-1.0285,"rho":-0.2874,"theo":12.5929,"change":-3.4,"open":11.5,"high":11.5,"low":9.7,"tick":"no_change","last_trade_price":9.7,"last_trade_time":"2026-02-18T11:28:36","percent_change":-25.9542,"prev_day_close":11.1500000953674},{"option":"SPX260320C05975000","bid":900.9,"bid_size":23.0,"ask":907.5,"ask_size":3.0,"iv":0.3094,"open_interest":1384.0,"volume":0.0,"delta":0.9494,"gamma":0.0002,"vega":2.0695,"theta":-0.7019,"rho":4.6039,"theo":903.9584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":974.99,"last_trade_time":"2026-02-03T15:53:28","percent_change":0.0,"prev_day_close":924.150024414062},{"option":"SPX260320P05975000","bid":12.7,"bid_size":15.0,"ask":13.1,"ask_size":244.0,"iv":0.309,"open_interest":1714.0,"volume":60.0,"delta":-0.0506,"gamma":0.0002,"vega":2.0695,"theta":-1.0355,"rho":-0.2908,"theo":12.7305,"change":-1.55,"open":11.6,"high":11.7,"low":9.26,"tick":"no_change","last_trade_price":11.7,"last_trade_time":"2026-02-18T14:48:33","percent_change":-11.6981,"prev_day_close":11.25},{"option":"SPX260320C05980000","bid":895.8,"bid_size":31.0,"ask":902.7,"ask_size":3.0,"iv":0.308,"open_interest":1.0,"volume":0.0,"delta":0.9488,"gamma":0.0002,"vega":2.0883,"theta":-0.7108,"rho":4.6046,"theo":899.1153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":997.1,"last_trade_time":"2026-01-29T14:09:59","percent_change":0.0,"prev_day_close":919.25},{"option":"SPX260320P05980000","bid":12.8,"bid_size":107.0,"ask":13.2,"ask_size":81.0,"iv":0.3083,"open_interest":434.0,"volume":134.0,"delta":-0.0512,"gamma":0.0002,"vega":2.0883,"theta":-1.0426,"rho":-0.2942,"theo":12.8702,"change":-3.5,"open":11.8,"high":12.8,"low":9.9,"tick":"down","last_trade_price":9.9,"last_trade_time":"2026-02-18T10:28:40","percent_change":-26.1194,"prev_day_close":11.3499999046326},{"option":"SPX260320C05990000","bid":886.3,"bid_size":28.0,"ask":893.0,"ask_size":3.0,"iv":0.3061,"open_interest":5.0,"volume":0.0,"delta":0.9476,"gamma":0.0002,"vega":2.1266,"theta":-0.7289,"rho":4.6058,"theo":889.4357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":995.14,"last_trade_time":"2026-02-10T13:27:15","percent_change":0.0,"prev_day_close":909.5},{"option":"SPX260320P05990000","bid":13.1,"bid_size":114.0,"ask":13.5,"ask_size":91.0,"iv":0.3065,"open_interest":486.0,"volume":87.0,"delta":-0.0524,"gamma":0.0002,"vega":2.1266,"theta":-1.0569,"rho":-0.3012,"theo":13.1561,"change":-1.2,"open":12.0,"high":12.8,"low":10.0,"tick":"up","last_trade_price":12.5,"last_trade_time":"2026-02-18T15:06:46","percent_change":-8.75912,"prev_day_close":11.6500000953674},{"option":"SPX260320C06000000","bid":877.1,"bid_size":3.0,"ask":882.9,"ask_size":3.0,"iv":0.3044,"open_interest":247273.0,"volume":1830.0,"delta":0.9464,"gamma":0.0002,"vega":2.1654,"theta":-0.7472,"rho":4.6068,"theo":879.7649,"change":8.46,"open":921.38,"high":927.34,"low":883.96,"tick":"down","last_trade_price":883.96,"last_trade_time":"2026-02-18T15:22:23","percent_change":0.966305,"prev_day_close":899.799987792969},{"option":"SPX260320P06000000","bid":13.4,"bid_size":195.0,"ask":13.8,"ask_size":131.0,"iv":0.3049,"open_interest":274030.0,"volume":7858.0,"delta":-0.0537,"gamma":0.0002,"vega":2.1654,"theta":-1.0715,"rho":-0.3083,"theo":13.4508,"change":-1.95,"open":12.3,"high":13.3,"low":9.7,"tick":"up","last_trade_price":12.0,"last_trade_time":"2026-02-18T16:07:19","percent_change":-13.9785,"prev_day_close":11.8499999046326},{"option":"SPX260320C06010000","bid":866.8,"bid_size":31.0,"ask":874.0,"ask_size":3.0,"iv":0.3031,"open_interest":0.0,"volume":0.0,"delta":0.9451,"gamma":0.0002,"vega":2.205,"theta":-0.7658,"rho":4.6077,"theo":870.1031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1010.3,"last_trade_time":"2025-10-31T15:43:45","percent_change":0.0,"prev_day_close":890.100006103516},{"option":"SPX260320P06010000","bid":13.7,"bid_size":103.0,"ask":14.1,"ask_size":81.0,"iv":0.3036,"open_interest":669.0,"volume":127.0,"delta":-0.0549,"gamma":0.0002,"vega":2.205,"theta":-1.0863,"rho":-0.3156,"theo":13.7546,"change":-1.3,"open":12.6,"high":13.6,"low":10.5,"tick":"up","last_trade_price":13.0,"last_trade_time":"2026-02-18T15:06:29","percent_change":-9.09091,"prev_day_close":12.1500000953674},{"option":"SPX260320C06020000","bid":857.3,"bid_size":28.0,"ask":864.1,"ask_size":3.0,"iv":0.3022,"open_interest":0.0,"volume":0.0,"delta":0.9438,"gamma":0.0002,"vega":2.2454,"theta":-0.7847,"rho":4.6084,"theo":860.4507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":880.550018310547},{"option":"SPX260320P06020000","bid":14.0,"bid_size":109.0,"ask":14.5,"ask_size":200.0,"iv":0.3019,"open_interest":594.0,"volume":68.0,"delta":-0.0562,"gamma":0.0002,"vega":2.2454,"theta":-1.1015,"rho":-0.3231,"theo":14.0677,"change":-3.7,"open":12.8,"high":13.8,"low":10.8,"tick":"no_change","last_trade_price":10.9,"last_trade_time":"2026-02-18T11:28:37","percent_change":-25.3425,"prev_day_close":12.4500002861023},{"option":"SPX260320C06025000","bid":852.7,"bid_size":3.0,"ask":859.5,"ask_size":3.0,"iv":0.3004,"open_interest":1253.0,"volume":0.0,"delta":0.9431,"gamma":0.0002,"vega":2.266,"theta":-0.7942,"rho":4.6086,"theo":855.628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":950.98,"last_trade_time":"2026-02-11T13:56:56","percent_change":0.0,"prev_day_close":874.75},{"option":"SPX260320P06025000","bid":14.2,"bid_size":107.0,"ask":14.6,"ask_size":208.0,"iv":0.3011,"open_interest":4807.0,"volume":95.0,"delta":-0.0569,"gamma":0.0002,"vega":2.266,"theta":-1.1091,"rho":-0.3269,"theo":14.2278,"change":-1.35,"open":13.0,"high":14.0,"low":10.5,"tick":"up","last_trade_price":13.4,"last_trade_time":"2026-02-18T15:06:28","percent_change":-9.15254,"prev_day_close":12.5499997138977},{"option":"SPX260320C06030000","bid":847.9,"bid_size":3.0,"ask":854.5,"ask_size":23.0,"iv":0.2997,"open_interest":1.0,"volume":0.0,"delta":0.9424,"gamma":0.0002,"vega":2.2868,"theta":-0.8038,"rho":4.6089,"theo":850.8078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":929.22,"last_trade_time":"2026-02-06T15:45:01","percent_change":0.0,"prev_day_close":870.75},{"option":"SPX260320P06030000","bid":14.3,"bid_size":134.0,"ask":14.8,"ask_size":198.0,"iv":0.3003,"open_interest":349.0,"volume":110.0,"delta":-0.0576,"gamma":0.0002,"vega":2.2868,"theta":-1.1169,"rho":-0.3308,"theo":14.3903,"change":-2.5,"open":13.1,"high":14.2,"low":11.1,"tick":"no_change","last_trade_price":12.4,"last_trade_time":"2026-02-18T14:26:22","percent_change":-16.7785,"prev_day_close":12.6500000953674},{"option":"SPX260320C06040000","bid":837.8,"bid_size":31.0,"ask":844.9,"ask_size":23.0,"iv":0.2981,"open_interest":10.0,"volume":0.0,"delta":0.941,"gamma":0.0002,"vega":2.3291,"theta":-0.8232,"rho":4.6092,"theo":841.1748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":817.82,"last_trade_time":"2025-09-24T12:41:31","percent_change":0.0,"prev_day_close":861.050018310547},{"option":"SPX260320P06040000","bid":14.7,"bid_size":90.0,"ask":15.1,"ask_size":179.0,"iv":0.2988,"open_interest":739.0,"volume":273.0,"delta":-0.059,"gamma":0.0002,"vega":2.3291,"theta":-1.1325,"rho":-0.3387,"theo":14.7229,"change":-1.45,"open":13.4,"high":14.5,"low":11.4,"tick":"up","last_trade_price":13.8,"last_trade_time":"2026-02-18T15:06:24","percent_change":-9.5082,"prev_day_close":12.9500002861023},{"option":"SPX260320C06050000","bid":829.0,"bid_size":3.0,"ask":834.8,"ask_size":3.0,"iv":0.298,"open_interest":3304.0,"volume":0.0,"delta":0.9396,"gamma":0.0002,"vega":2.3725,"theta":-0.8429,"rho":4.6092,"theo":831.552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":967.5,"last_trade_time":"2026-01-28T15:02:13","percent_change":0.0,"prev_day_close":851.349975585938},{"option":"SPX260320P06050000","bid":15.0,"bid_size":141.0,"ask":15.5,"ask_size":233.0,"iv":0.2973,"open_interest":7249.0,"volume":213.0,"delta":-0.0604,"gamma":0.0002,"vega":2.3725,"theta":-1.1485,"rho":-0.3468,"theo":15.0655,"change":-1.25,"open":13.8,"high":14.8,"low":11.1,"tick":"down","last_trade_price":13.4,"last_trade_time":"2026-02-18T16:05:01","percent_change":-9.43396,"prev_day_close":13.25},{"option":"SPX260320C06060000","bid":819.1,"bid_size":3.0,"ask":825.6,"ask_size":28.0,"iv":0.2952,"open_interest":0.0,"volume":0.0,"delta":0.9382,"gamma":0.0002,"vega":2.417,"theta":-0.8628,"rho":4.609,"theo":821.9396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":841.75},{"option":"SPX260320P06060000","bid":15.4,"bid_size":15.0,"ask":15.8,"ask_size":177.0,"iv":0.2957,"open_interest":516.0,"volume":169.0,"delta":-0.0619,"gamma":0.0002,"vega":2.417,"theta":-1.1647,"rho":-0.3552,"theo":15.4187,"change":-1.55,"open":14.0,"high":15.1,"low":11.76,"tick":"up","last_trade_price":14.4,"last_trade_time":"2026-02-18T15:06:24","percent_change":-9.71787,"prev_day_close":13.5499997138977},{"option":"SPX260320C06070000","bid":809.3,"bid_size":28.0,"ask":816.0,"ask_size":28.0,"iv":0.2947,"open_interest":1.0,"volume":0.0,"delta":0.9366,"gamma":0.0002,"vega":2.4626,"theta":-0.883,"rho":4.6085,"theo":812.3381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":891.19,"last_trade_time":"2026-02-06T15:45:13","percent_change":0.0,"prev_day_close":832.050018310547},{"option":"SPX260320P06070000","bid":15.6,"bid_size":244.0,"ask":16.2,"ask_size":151.0,"iv":0.2939,"open_interest":566.0,"volume":91.0,"delta":-0.0634,"gamma":0.0002,"vega":2.4626,"theta":-1.1812,"rho":-0.3639,"theo":15.7827,"change":-2.8,"open":14.5,"high":15.5,"low":12.1,"tick":"down","last_trade_price":13.5,"last_trade_time":"2026-02-18T14:22:08","percent_change":-17.1779,"prev_day_close":13.9000000953674},{"option":"SPX260320C06075000","bid":804.9,"bid_size":3.0,"ask":811.2,"ask_size":28.0,"iv":0.2948,"open_interest":1124.0,"volume":0.0,"delta":0.9359,"gamma":0.0002,"vega":2.4859,"theta":-0.8932,"rho":4.6081,"theo":807.5416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":907.04,"last_trade_time":"2026-01-29T14:33:52","percent_change":0.0,"prev_day_close":827.25},{"option":"SPX260320P06075000","bid":15.8,"bid_size":270.0,"ask":16.4,"ask_size":183.0,"iv":0.2932,"open_interest":4021.0,"volume":326.0,"delta":-0.0642,"gamma":0.0002,"vega":2.4859,"theta":-1.1895,"rho":-0.3684,"theo":15.9689,"change":-2.0,"open":14.6,"high":15.5,"low":12.05,"tick":"no_change","last_trade_price":14.5,"last_trade_time":"2026-02-18T14:48:06","percent_change":-12.1212,"prev_day_close":14.0499997138977},{"option":"SPX260320C06080000","bid":799.7,"bid_size":3.0,"ask":806.4,"ask_size":3.0,"iv":0.2931,"open_interest":1.0,"volume":0.0,"delta":0.9351,"gamma":0.0002,"vega":2.5094,"theta":-0.9035,"rho":4.6076,"theo":802.7479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":881.51,"last_trade_time":"2026-02-06T15:45:29","percent_change":0.0,"prev_day_close":822.5},{"option":"SPX260320P06080000","bid":16.0,"bid_size":197.0,"ask":16.6,"ask_size":151.0,"iv":0.2925,"open_interest":190.0,"volume":91.0,"delta":-0.0649,"gamma":0.0002,"vega":2.5094,"theta":-1.1979,"rho":-0.3729,"theo":16.158,"change":-2.9,"open":14.7,"high":15.9,"low":12.3,"tick":"no_change","last_trade_price":13.8,"last_trade_time":"2026-02-18T14:23:44","percent_change":-17.3653,"prev_day_close":14.25},{"option":"SPX260320C06090000","bid":790.1,"bid_size":3.0,"ask":796.7,"ask_size":3.0,"iv":0.2913,"open_interest":0.0,"volume":0.0,"delta":0.9335,"gamma":0.0002,"vega":2.5573,"theta":-0.9242,"rho":4.6065,"theo":793.1692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.800018310547},{"option":"SPX260320P06090000","bid":16.4,"bid_size":217.0,"ask":17.0,"ask_size":183.0,"iv":0.291,"open_interest":2300.0,"volume":131.0,"delta":-0.0665,"gamma":0.0002,"vega":2.5573,"theta":-1.2149,"rho":-0.3823,"theo":16.5449,"change":-1.7,"open":15.2,"high":16.2,"low":12.4,"tick":"up","last_trade_price":15.4,"last_trade_time":"2026-02-18T15:05:35","percent_change":-9.94152,"prev_day_close":14.5499997138977},{"option":"SPX260320C06100000","bid":781.0,"bid_size":3.0,"ask":786.6,"ask_size":3.0,"iv":0.2891,"open_interest":5034.0,"volume":3.0,"delta":0.9318,"gamma":0.0002,"vega":2.6061,"theta":-0.9452,"rho":4.6051,"theo":783.6027,"change":34.33,"open":813.68,"high":813.68,"low":813.68,"tick":"up","last_trade_price":813.68,"last_trade_time":"2026-02-18T10:02:14","percent_change":4.40495,"prev_day_close":803.150024414062},{"option":"SPX260320P06100000","bid":16.8,"bid_size":225.0,"ask":17.4,"ask_size":183.0,"iv":0.2895,"open_interest":17623.0,"volume":177.0,"delta":-0.0682,"gamma":0.0002,"vega":2.6061,"theta":-1.2322,"rho":-0.3919,"theo":16.9438,"change":2.02,"open":15.5,"high":16.6,"low":12.63,"tick":"down","last_trade_price":15.4,"last_trade_time":"2026-02-18T15:35:17","percent_change":13.557,"prev_day_close":14.9000000953674},{"option":"SPX260320C06110000","bid":771.0,"bid_size":3.0,"ask":777.6,"ask_size":3.0,"iv":0.2884,"open_interest":2.0,"volume":0.0,"delta":0.9301,"gamma":0.0002,"vega":2.6558,"theta":-0.9665,"rho":4.6033,"theo":774.0485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":853.55,"last_trade_time":"2026-02-06T15:45:50","percent_change":0.0,"prev_day_close":793.600006103516},{"option":"SPX260320P06110000","bid":17.2,"bid_size":148.0,"ask":17.8,"ask_size":145.0,"iv":0.288,"open_interest":533.0,"volume":121.0,"delta":-0.0699,"gamma":0.0002,"vega":2.6558,"theta":-1.2498,"rho":-0.4019,"theo":17.3552,"change":-1.8,"open":15.8,"high":17.0,"low":13.1,"tick":"up","last_trade_price":16.1,"last_trade_time":"2026-02-18T15:05:29","percent_change":-10.0559,"prev_day_close":15.25},{"option":"SPX260320C06120000","bid":761.5,"bid_size":3.0,"ask":768.1,"ask_size":3.0,"iv":0.287,"open_interest":0.0,"volume":0.0,"delta":0.9284,"gamma":0.0002,"vega":2.7063,"theta":-0.9881,"rho":4.6012,"theo":764.5072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.950012207031},{"option":"SPX260320P06120000","bid":17.6,"bid_size":187.0,"ask":18.2,"ask_size":136.0,"iv":0.2864,"open_interest":530.0,"volume":102.0,"delta":-0.0716,"gamma":0.0002,"vega":2.7063,"theta":-1.2676,"rho":-0.4121,"theo":17.7795,"change":-1.8,"open":16.2,"high":17.3,"low":13.2,"tick":"up","last_trade_price":16.5,"last_trade_time":"2026-02-18T15:05:35","percent_change":-9.83607,"prev_day_close":15.6500000953674},{"option":"SPX260320C06125000","bid":756.7,"bid_size":30.0,"ask":763.3,"ask_size":30.0,"iv":0.2861,"open_interest":1044.0,"volume":0.0,"delta":0.9275,"gamma":0.0002,"vega":2.7318,"theta":-0.999,"rho":4.6001,"theo":759.7415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":848.09,"last_trade_time":"2025-12-29T10:14:41","percent_change":0.0,"prev_day_close":779.149993896484},{"option":"SPX260320P06125000","bid":17.8,"bid_size":215.0,"ask":18.4,"ask_size":169.0,"iv":0.2855,"open_interest":2731.0,"volume":187.0,"delta":-0.0725,"gamma":0.0002,"vega":2.7318,"theta":-1.2766,"rho":-0.4173,"theo":17.9965,"change":-1.58,"open":16.5,"high":17.4,"low":13.1,"tick":"up","last_trade_price":16.0,"last_trade_time":"2026-02-18T16:14:50","percent_change":-10.0,"prev_day_close":15.8000001907349},{"option":"SPX260320C06130000","bid":752.1,"bid_size":28.0,"ask":758.7,"ask_size":3.0,"iv":0.2852,"open_interest":3.0,"volume":0.0,"delta":0.9266,"gamma":0.0002,"vega":2.7575,"theta":-1.0099,"rho":4.5989,"theo":754.9791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":883.92,"last_trade_time":"2026-02-02T15:50:28","percent_change":0.0,"prev_day_close":774.350006103516},{"option":"SPX260320P06130000","bid":18.0,"bid_size":226.0,"ask":18.6,"ask_size":138.0,"iv":0.2847,"open_interest":765.0,"volume":91.0,"delta":-0.0734,"gamma":0.0002,"vega":2.7575,"theta":-1.2857,"rho":-0.4226,"theo":18.2169,"change":-3.2,"open":16.7,"high":17.6,"low":13.9,"tick":"no_change","last_trade_price":15.5,"last_trade_time":"2026-02-18T14:23:46","percent_change":-17.1123,"prev_day_close":16.0500001907349},{"option":"SPX260320C06140000","bid":742.8,"bid_size":3.0,"ask":749.2,"ask_size":3.0,"iv":0.2849,"open_interest":4.0,"volume":0.0,"delta":0.9247,"gamma":0.0003,"vega":2.8094,"theta":-1.032,"rho":4.5963,"theo":745.4645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":739.22,"last_trade_time":"2026-02-13T15:13:45","percent_change":0.0,"prev_day_close":764.800018310547},{"option":"SPX260320P06140000","bid":18.5,"bid_size":135.0,"ask":19.1,"ask_size":134.0,"iv":0.2834,"open_interest":445.0,"volume":142.0,"delta":-0.0753,"gamma":0.0003,"vega":2.8094,"theta":-1.304,"rho":-0.4334,"theo":18.6678,"change":-1.9,"open":17.1,"high":18.4,"low":13.9,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-18T15:05:35","percent_change":-9.89583,"prev_day_close":16.4000005722046},{"option":"SPX260320C06150000","bid":733.4,"bid_size":30.0,"ask":739.7,"ask_size":30.0,"iv":0.2836,"open_interest":4254.0,"volume":0.0,"delta":0.9228,"gamma":0.0003,"vega":2.8621,"theta":-1.0543,"rho":4.5934,"theo":735.9638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":773.19,"last_trade_time":"2026-02-04T13:57:44","percent_change":0.0,"prev_day_close":755.149993896484},{"option":"SPX260320P06150000","bid":19.0,"bid_size":155.0,"ask":19.5,"ask_size":152.0,"iv":0.2819,"open_interest":11252.0,"volume":1288.0,"delta":-0.0772,"gamma":0.0003,"vega":2.8621,"theta":-1.3226,"rho":-0.4445,"theo":19.1326,"change":-2.6,"open":17.5,"high":18.6,"low":14.0,"tick":"no_change","last_trade_price":17.0,"last_trade_time":"2026-02-18T15:39:29","percent_change":-13.2653,"prev_day_close":16.8000001907349},{"option":"SPX260320C06160000","bid":723.6,"bid_size":28.0,"ask":730.0,"ask_size":3.0,"iv":0.2808,"open_interest":0.0,"volume":0.0,"delta":0.9209,"gamma":0.0003,"vega":2.9155,"theta":-1.0769,"rho":4.5903,"theo":726.4771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":745.549987792969},{"option":"SPX260320P06160000","bid":19.4,"bid_size":219.0,"ask":20.0,"ask_size":133.0,"iv":0.2803,"open_interest":497.0,"volume":146.0,"delta":-0.0791,"gamma":0.0003,"vega":2.9155,"theta":-1.3415,"rho":-0.4557,"theo":19.6114,"change":-2.0,"open":17.8,"high":19.0,"low":14.6,"tick":"up","last_trade_price":18.1,"last_trade_time":"2026-02-18T15:05:03","percent_change":-9.95025,"prev_day_close":17.25},{"option":"SPX260320C06170000","bid":714.1,"bid_size":28.0,"ask":720.5,"ask_size":3.0,"iv":0.2792,"open_interest":0.0,"volume":0.0,"delta":0.9189,"gamma":0.0003,"vega":2.9699,"theta":-1.0997,"rho":4.587,"theo":717.0049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":736.099975585938},{"option":"SPX260320P06170000","bid":19.9,"bid_size":133.0,"ask":20.5,"ask_size":127.0,"iv":0.2788,"open_interest":754.0,"volume":163.0,"delta":-0.0812,"gamma":0.0003,"vega":2.9699,"theta":-1.3606,"rho":-0.4673,"theo":20.1047,"change":-3.6,"open":18.3,"high":19.5,"low":15.2,"tick":"down","last_trade_price":17.0,"last_trade_time":"2026-02-18T14:23:52","percent_change":-17.4757,"prev_day_close":17.6499996185303},{"option":"SPX260320C06175000","bid":709.3,"bid_size":27.0,"ask":715.8,"ask_size":27.0,"iv":0.2787,"open_interest":1323.0,"volume":0.0,"delta":0.9178,"gamma":0.0003,"vega":2.9975,"theta":-1.1112,"rho":4.5852,"theo":712.2742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":783.67,"last_trade_time":"2026-02-03T15:53:28","percent_change":0.0,"prev_day_close":731.25},{"option":"SPX260320P06175000","bid":20.2,"bid_size":105.0,"ask":20.8,"ask_size":163.0,"iv":0.2783,"open_interest":4982.0,"volume":75.0,"delta":-0.0822,"gamma":0.0003,"vega":2.9975,"theta":-1.3702,"rho":-0.4732,"theo":20.3568,"change":-3.6,"open":18.5,"high":19.8,"low":15.8,"tick":"no_change","last_trade_price":17.2,"last_trade_time":"2026-02-18T14:23:44","percent_change":-17.3077,"prev_day_close":17.8500003814697},{"option":"SPX260320C06180000","bid":704.6,"bid_size":28.0,"ask":711.2,"ask_size":3.0,"iv":0.2776,"open_interest":132.0,"volume":0.0,"delta":0.9168,"gamma":0.0003,"vega":3.0254,"theta":-1.1228,"rho":4.5833,"theo":707.5473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":797.08,"last_trade_time":"2026-02-11T11:36:22","percent_change":0.0,"prev_day_close":726.549987792969},{"option":"SPX260320P06180000","bid":20.4,"bid_size":169.0,"ask":21.0,"ask_size":150.0,"iv":0.2773,"open_interest":1793.0,"volume":99.0,"delta":-0.0832,"gamma":0.0003,"vega":3.0254,"theta":-1.3799,"rho":-0.4791,"theo":20.6127,"change":-1.42,"open":18.7,"high":19.9,"low":15.4,"tick":"up","last_trade_price":19.68,"last_trade_time":"2026-02-18T15:28:57","percent_change":-6.72986,"prev_day_close":18.0500001907349},{"option":"SPX260320C06190000","bid":695.2,"bid_size":3.0,"ask":701.6,"ask_size":3.0,"iv":0.2766,"open_interest":1.0,"volume":0.0,"delta":0.9147,"gamma":0.0003,"vega":3.0822,"theta":-1.1461,"rho":4.5793,"theo":698.1049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.0},{"option":"SPX260320P06190000","bid":20.9,"bid_size":124.0,"ask":21.5,"ask_size":120.0,"iv":0.2758,"open_interest":824.0,"volume":236.0,"delta":-0.0854,"gamma":0.0003,"vega":3.0822,"theta":-1.3995,"rho":-0.4913,"theo":21.1358,"change":-2.9,"open":19.2,"high":20.5,"low":15.3,"tick":"no_change","last_trade_price":18.7,"last_trade_time":"2026-02-18T15:39:35","percent_change":-13.4259,"prev_day_close":18.5},{"option":"SPX260320C06200000","bid":686.1,"bid_size":27.0,"ask":692.4,"ask_size":29.0,"iv":0.276,"open_interest":7928.0,"volume":4.0,"delta":0.9125,"gamma":0.0003,"vega":3.1403,"theta":-1.1696,"rho":4.5749,"theo":688.678,"change":31.33,"open":734.95,"high":734.95,"low":715.68,"tick":"down","last_trade_price":715.68,"last_trade_time":"2026-02-18T15:51:26","percent_change":4.57807,"prev_day_close":707.550018310547},{"option":"SPX260320P06200000","bid":21.5,"bid_size":118.0,"ask":22.1,"ask_size":186.0,"iv":0.2745,"open_interest":24647.0,"volume":4443.0,"delta":-0.0876,"gamma":0.0003,"vega":3.1403,"theta":-1.4193,"rho":-0.5039,"theo":21.6744,"change":1.8,"open":19.7,"high":20.9,"low":15.56,"tick":"down","last_trade_price":18.7,"last_trade_time":"2026-02-18T16:02:55","percent_change":9.47368,"prev_day_close":19.0},{"option":"SPX260320C06210000","bid":676.0,"bid_size":28.0,"ask":682.5,"ask_size":3.0,"iv":0.2726,"open_interest":4.0,"volume":3.0,"delta":0.9102,"gamma":0.0003,"vega":3.1997,"theta":-1.1934,"rho":4.5701,"theo":679.2671,"change":44.01,"open":718.81,"high":718.81,"low":718.81,"tick":"down","last_trade_price":718.81,"last_trade_time":"2026-02-18T10:21:52","percent_change":6.52193,"prev_day_close":698.0},{"option":"SPX260320P06210000","bid":22.0,"bid_size":190.0,"ask":22.6,"ask_size":142.0,"iv":0.2729,"open_interest":3144.0,"volume":146.0,"delta":-0.0898,"gamma":0.0003,"vega":3.1997,"theta":-1.4393,"rho":-0.5169,"theo":22.2291,"change":-1.55,"open":20.2,"high":21.5,"low":16.9,"tick":"down","last_trade_price":18.7,"last_trade_time":"2026-02-18T14:23:52","percent_change":-7.96915,"prev_day_close":19.4499998092651},{"option":"SPX260320C06220000","bid":666.9,"bid_size":28.0,"ask":673.5,"ask_size":5.0,"iv":0.2722,"open_interest":3.0,"volume":0.0,"delta":0.9079,"gamma":0.0003,"vega":3.2604,"theta":-1.2173,"rho":4.5648,"theo":669.8728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":768.15,"last_trade_time":"2026-01-30T15:56:10","percent_change":0.0,"prev_day_close":688.599975585938},{"option":"SPX260320P06220000","bid":22.6,"bid_size":56.0,"ask":23.2,"ask_size":117.0,"iv":0.2715,"open_interest":374.0,"volume":127.0,"delta":-0.0921,"gamma":0.0003,"vega":3.2604,"theta":-1.4595,"rho":-0.5304,"theo":22.8002,"change":-2.7,"open":20.7,"high":22.0,"low":16.7,"tick":"no_change","last_trade_price":20.5,"last_trade_time":"2026-02-18T14:48:26","percent_change":-11.6379,"prev_day_close":19.9000005722046},{"option":"SPX260320C06225000","bid":661.9,"bid_size":28.0,"ask":668.7,"ask_size":3.0,"iv":0.2702,"open_interest":533.0,"volume":0.0,"delta":0.9067,"gamma":0.0003,"vega":3.2912,"theta":-1.2294,"rho":4.562,"theo":665.182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":799.6,"last_trade_time":"2026-02-02T12:16:13","percent_change":0.0,"prev_day_close":683.900024414062},{"option":"SPX260320P06225000","bid":22.9,"bid_size":80.0,"ask":23.5,"ask_size":146.0,"iv":0.2708,"open_interest":5123.0,"volume":798.0,"delta":-0.0933,"gamma":0.0003,"vega":3.2912,"theta":-1.4697,"rho":-0.5373,"theo":23.0922,"change":-2.62,"open":21.1,"high":22.63,"low":17.0,"tick":"down","last_trade_price":20.88,"last_trade_time":"2026-02-18T15:36:40","percent_change":-11.1489,"prev_day_close":20.1999998092651},{"option":"SPX260320C06230000","bid":657.3,"bid_size":28.0,"ask":664.0,"ask_size":3.0,"iv":0.2696,"open_interest":2.0,"volume":0.0,"delta":0.9055,"gamma":0.0003,"vega":3.3222,"theta":-1.2414,"rho":4.5591,"theo":660.4955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":787.77,"last_trade_time":"2026-01-13T13:00:16","percent_change":0.0,"prev_day_close":679.149993896484},{"option":"SPX260320P06230000","bid":23.1,"bid_size":144.0,"ask":23.8,"ask_size":118.0,"iv":0.27,"open_interest":606.0,"volume":98.0,"delta":-0.0945,"gamma":0.0003,"vega":3.3222,"theta":-1.4799,"rho":-0.5443,"theo":23.3885,"change":-4.2,"open":21.2,"high":22.6,"low":17.6,"tick":"down","last_trade_price":19.6,"last_trade_time":"2026-02-18T15:50:54","percent_change":-17.6471,"prev_day_close":20.4499998092651},{"option":"SPX260320C06240000","bid":648.5,"bid_size":3.0,"ask":654.7,"ask_size":3.0,"iv":0.2697,"open_interest":2.0,"volume":0.0,"delta":0.9031,"gamma":0.0003,"vega":3.3851,"theta":-1.2658,"rho":4.5529,"theo":651.1358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":653.0,"last_trade_time":"2025-09-30T11:23:00","percent_change":0.0,"prev_day_close":669.699981689453},{"option":"SPX260320P06240000","bid":23.7,"bid_size":138.0,"ask":24.4,"ask_size":138.0,"iv":0.2685,"open_interest":2061.0,"volume":115.0,"delta":-0.0969,"gamma":0.0003,"vega":3.3851,"theta":-1.5005,"rho":-0.5587,"theo":23.9943,"change":-2.74,"open":21.8,"high":22.8,"low":18.0,"tick":"up","last_trade_price":21.61,"last_trade_time":"2026-02-18T15:37:08","percent_change":-11.2526,"prev_day_close":21.0},{"option":"SPX260320C06250000","bid":639.3,"bid_size":27.0,"ask":644.8,"ask_size":27.0,"iv":0.2676,"open_interest":4707.0,"volume":0.0,"delta":0.9006,"gamma":0.0003,"vega":3.4487,"theta":-1.2903,"rho":4.5462,"theo":641.7942,"change":-6.45,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":634.41,"last_trade_time":"2026-02-17T15:31:14","percent_change":-0.97705,"prev_day_close":660.149993896484},{"option":"SPX260320P06250000","bid":24.4,"bid_size":71.0,"ask":25.0,"ask_size":150.0,"iv":0.2671,"open_interest":14644.0,"volume":338.0,"delta":-0.0995,"gamma":0.0003,"vega":3.4487,"theta":-1.5213,"rho":-0.5735,"theo":24.6183,"change":1.65,"open":22.4,"high":23.8,"low":17.65,"tick":"down","last_trade_price":20.65,"last_trade_time":"2026-02-18T15:51:01","percent_change":7.67442,"prev_day_close":21.5},{"option":"SPX260320C06260000","bid":629.2,"bid_size":3.0,"ask":635.7,"ask_size":3.0,"iv":0.2654,"open_interest":4.0,"volume":0.0,"delta":0.898,"gamma":0.0004,"vega":3.5129,"theta":-1.3149,"rho":4.5392,"theo":632.4712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":677.58,"last_trade_time":"2026-01-20T11:00:55","percent_change":0.0,"prev_day_close":650.75},{"option":"SPX260320P06260000","bid":25.0,"bid_size":110.0,"ask":25.6,"ask_size":101.0,"iv":0.2655,"open_interest":525.0,"volume":116.0,"delta":-0.102,"gamma":0.0004,"vega":3.5129,"theta":-1.5422,"rho":-0.5887,"theo":25.2608,"change":-4.02,"open":23.0,"high":24.3,"low":19.2,"tick":"up","last_trade_price":21.58,"last_trade_time":"2026-02-18T15:46:28","percent_change":-15.7031,"prev_day_close":22.0999994277954},{"option":"SPX260320C06265000","bid":624.9,"bid_size":28.0,"ask":631.3,"ask_size":3.0,"iv":0.265,"open_interest":1.0,"volume":0.0,"delta":0.8967,"gamma":0.0004,"vega":3.5453,"theta":-1.3273,"rho":4.5356,"theo":627.8168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":765.45,"last_trade_time":"2026-02-02T13:54:11","percent_change":0.0,"prev_day_close":646.100006103516},{"option":"SPX260320P06265000","bid":25.3,"bid_size":17.0,"ask":26.0,"ask_size":69.0,"iv":0.2649,"open_interest":238.0,"volume":96.0,"delta":-0.1034,"gamma":0.0004,"vega":3.5453,"theta":-1.5527,"rho":-0.5965,"theo":25.5891,"change":-4.53,"open":23.1,"high":24.6,"low":18.7,"tick":"down","last_trade_price":21.37,"last_trade_time":"2026-02-18T15:58:08","percent_change":-17.4903,"prev_day_close":22.3500003814697},{"option":"SPX260320C06270000","bid":620.2,"bid_size":3.0,"ask":626.4,"ask_size":3.0,"iv":0.2644,"open_interest":57.0,"volume":0.0,"delta":0.8953,"gamma":0.0004,"vega":3.5778,"theta":-1.3398,"rho":4.5318,"theo":623.1672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":598.93,"last_trade_time":"2025-12-17T13:40:01","percent_change":0.0,"prev_day_close":641.350006103516},{"option":"SPX260320P06270000","bid":25.6,"bid_size":69.0,"ask":26.3,"ask_size":112.0,"iv":0.2641,"open_interest":602.0,"volume":125.0,"delta":-0.1047,"gamma":0.0004,"vega":3.5778,"theta":-1.5633,"rho":-0.6043,"theo":25.9222,"change":-1.67,"open":23.7,"high":25.3,"low":18.2,"tick":"up","last_trade_price":24.63,"last_trade_time":"2026-02-18T15:28:57","percent_change":-6.34981,"prev_day_close":22.5999994277954},{"option":"SPX260320C06275000","bid":615.5,"bid_size":3.0,"ask":621.7,"ask_size":3.0,"iv":0.2635,"open_interest":358.0,"volume":0.0,"delta":0.894,"gamma":0.0004,"vega":3.6104,"theta":-1.3522,"rho":4.528,"theo":618.5224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":717.82,"last_trade_time":"2026-01-29T14:33:52","percent_change":0.0,"prev_day_close":636.700012207031},{"option":"SPX260320P06275000","bid":26.0,"bid_size":88.0,"ask":26.6,"ask_size":94.0,"iv":0.2634,"open_interest":4513.0,"volume":1124.0,"delta":-0.1061,"gamma":0.0004,"vega":3.6104,"theta":-1.5739,"rho":-0.6122,"theo":26.2602,"change":-1.73,"open":23.9,"high":25.2,"low":18.6,"tick":"down","last_trade_price":24.87,"last_trade_time":"2026-02-18T15:28:46","percent_change":-6.50376,"prev_day_close":22.9000005722046},{"option":"SPX260320C06280000","bid":611.0,"bid_size":3.0,"ask":617.0,"ask_size":3.0,"iv":0.2624,"open_interest":23.0,"volume":0.0,"delta":0.8926,"gamma":0.0004,"vega":3.6432,"theta":-1.3647,"rho":4.5241,"theo":613.8824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":698.1,"last_trade_time":"2025-11-06T09:42:40","percent_change":0.0,"prev_day_close":632.0},{"option":"SPX260320P06280000","bid":26.3,"bid_size":57.0,"ask":27.0,"ask_size":108.0,"iv":0.2627,"open_interest":721.0,"volume":135.0,"delta":-0.1074,"gamma":0.0004,"vega":3.6432,"theta":-1.5845,"rho":-0.6202,"theo":26.603,"change":-4.6,"open":24.4,"high":25.6,"low":19.1,"tick":"no_change","last_trade_price":22.3,"last_trade_time":"2026-02-18T14:24:59","percent_change":-17.1004,"prev_day_close":23.1999998092651},{"option":"SPX260320C06285000","bid":606.0,"bid_size":3.0,"ask":612.5,"ask_size":3.0,"iv":0.2618,"open_interest":0.0,"volume":0.0,"delta":0.8912,"gamma":0.0004,"vega":3.6761,"theta":-1.3773,"rho":4.5202,"theo":609.2474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.450012207031},{"option":"SPX260320P06285000","bid":26.6,"bid_size":18.0,"ask":27.4,"ask_size":82.0,"iv":0.262,"open_interest":120.0,"volume":101.0,"delta":-0.1088,"gamma":0.0004,"vega":3.6761,"theta":-1.5952,"rho":-0.6282,"theo":26.9507,"change":-4.3,"open":24.7,"high":25.9,"low":19.4,"tick":"no_change","last_trade_price":23.0,"last_trade_time":"2026-02-18T14:30:19","percent_change":-15.7509,"prev_day_close":23.5},{"option":"SPX260320C06290000","bid":601.4,"bid_size":3.0,"ask":607.8,"ask_size":3.0,"iv":0.261,"open_interest":24.0,"volume":0.0,"delta":0.8898,"gamma":0.0004,"vega":3.7093,"theta":-1.3898,"rho":4.5161,"theo":604.6173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":728.75,"last_trade_time":"2026-01-15T15:03:39","percent_change":0.0,"prev_day_close":622.699981689453},{"option":"SPX260320P06290000","bid":27.0,"bid_size":57.0,"ask":27.7,"ask_size":105.0,"iv":0.2612,"open_interest":460.0,"volume":187.0,"delta":-0.1102,"gamma":0.0004,"vega":3.7093,"theta":-1.6059,"rho":-0.6364,"theo":27.3034,"change":-1.51,"open":24.1,"high":26.13,"low":19.7,"tick":"down","last_trade_price":26.09,"last_trade_time":"2026-02-18T15:15:37","percent_change":-5.47101,"prev_day_close":23.8000001907349},{"option":"SPX260320C06295000","bid":596.8,"bid_size":3.0,"ask":603.3,"ask_size":3.0,"iv":0.2605,"open_interest":0.0,"volume":0.0,"delta":0.8884,"gamma":0.0004,"vega":3.7427,"theta":-1.4024,"rho":4.512,"theo":599.9922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.949981689453},{"option":"SPX260320P06295000","bid":27.3,"bid_size":18.0,"ask":28.1,"ask_size":65.0,"iv":0.2605,"open_interest":190.0,"volume":104.0,"delta":-0.1117,"gamma":0.0004,"vega":3.7427,"theta":-1.6166,"rho":-0.6446,"theo":27.661,"change":-4.8,"open":25.2,"high":26.6,"low":19.6,"tick":"no_change","last_trade_price":23.2,"last_trade_time":"2026-02-18T14:23:50","percent_change":-17.1429,"prev_day_close":24.1499996185303},{"option":"SPX260320C06300000","bid":592.9,"bid_size":25.0,"ask":598.1,"ask_size":25.0,"iv":0.2596,"open_interest":10366.0,"volume":0.0,"delta":0.8869,"gamma":0.0004,"vega":3.7764,"theta":-1.415,"rho":4.5077,"theo":595.3721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":541.59,"last_trade_time":"2026-02-17T10:29:13","percent_change":0.0,"prev_day_close":613.299987792969},{"option":"SPX260320P06300000","bid":27.7,"bid_size":112.0,"ask":28.4,"ask_size":127.0,"iv":0.2597,"open_interest":23181.0,"volume":6403.0,"delta":-0.1131,"gamma":0.0004,"vega":3.7764,"theta":-1.6274,"rho":-0.6529,"theo":28.0237,"change":2.94,"open":25.7,"high":27.2,"low":19.6,"tick":"down","last_trade_price":23.4,"last_trade_time":"2026-02-18T15:51:01","percent_change":12.0245,"prev_day_close":24.4500007629395},{"option":"SPX260320C06305000","bid":587.7,"bid_size":3.0,"ask":594.1,"ask_size":3.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":0.8854,"gamma":0.0004,"vega":3.8103,"theta":-1.4277,"rho":4.5034,"theo":590.7571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":608.600006103516},{"option":"SPX260320P06305000","bid":28.1,"bid_size":17.0,"ask":28.8,"ask_size":63.0,"iv":0.259,"open_interest":136.0,"volume":86.0,"delta":-0.1146,"gamma":0.0004,"vega":3.8103,"theta":-1.6382,"rho":-0.6614,"theo":28.3915,"change":-2.5,"open":26.0,"high":26.7,"low":20.0,"tick":"no_change","last_trade_price":26.2,"last_trade_time":"2026-02-18T14:37:56","percent_change":-8.7108,"prev_day_close":24.75},{"option":"SPX260320C06310000","bid":583.2,"bid_size":3.0,"ask":589.3,"ask_size":3.0,"iv":0.2585,"open_interest":0.0,"volume":0.0,"delta":0.8839,"gamma":0.0004,"vega":3.8446,"theta":-1.4404,"rho":4.4989,"theo":586.1473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":604.050018310547},{"option":"SPX260320P06310000","bid":28.4,"bid_size":64.0,"ask":29.1,"ask_size":50.0,"iv":0.2582,"open_interest":398.0,"volume":94.0,"delta":-0.1161,"gamma":0.0004,"vega":3.8446,"theta":-1.649,"rho":-0.6699,"theo":28.7644,"change":-3.95,"open":26.4,"high":27.6,"low":20.55,"tick":"no_change","last_trade_price":25.1,"last_trade_time":"2026-02-18T14:31:40","percent_change":-13.5972,"prev_day_close":25.0999994277954},{"option":"SPX260320C06315000","bid":578.5,"bid_size":3.0,"ask":585.4,"ask_size":28.0,"iv":0.2586,"open_interest":0.0,"volume":0.0,"delta":0.8824,"gamma":0.0004,"vega":3.8792,"theta":-1.4531,"rho":4.4943,"theo":581.5426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":599.299987792969},{"option":"SPX260320P06315000","bid":28.8,"bid_size":17.0,"ask":29.5,"ask_size":46.0,"iv":0.2576,"open_interest":302.0,"volume":98.0,"delta":-0.1176,"gamma":0.0004,"vega":3.8792,"theta":-1.6598,"rho":-0.6786,"theo":29.1425,"change":-5.13,"open":26.4,"high":28.0,"low":20.4,"tick":"down","last_trade_price":24.27,"last_trade_time":"2026-02-18T15:58:08","percent_change":-17.449,"prev_day_close":25.4500007629395},{"option":"SPX260320C06320000","bid":573.8,"bid_size":3.0,"ask":580.0,"ask_size":3.0,"iv":0.2566,"open_interest":2.0,"volume":0.0,"delta":0.8809,"gamma":0.0004,"vega":3.9141,"theta":-1.4658,"rho":4.4896,"theo":576.9433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":623.7,"last_trade_time":"2026-02-06T11:25:18","percent_change":0.0,"prev_day_close":594.75},{"option":"SPX260320P06320000","bid":29.2,"bid_size":43.0,"ask":29.9,"ask_size":97.0,"iv":0.2568,"open_interest":388.0,"volume":60.0,"delta":-0.1191,"gamma":0.0004,"vega":3.9141,"theta":-1.6707,"rho":-0.6874,"theo":29.526,"change":-1.13,"open":27.1,"high":28.67,"low":21.78,"tick":"up","last_trade_price":28.67,"last_trade_time":"2026-02-18T14:57:48","percent_change":-3.79195,"prev_day_close":25.75},{"option":"SPX260320C06325000","bid":569.8,"bid_size":25.0,"ask":576.2,"ask_size":28.0,"iv":0.2577,"open_interest":3475.0,"volume":0.0,"delta":0.8794,"gamma":0.0004,"vega":3.9493,"theta":-1.4785,"rho":4.4848,"theo":572.3493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":681.49,"last_trade_time":"2026-02-09T11:26:52","percent_change":0.0,"prev_day_close":590.0},{"option":"SPX260320P06325000","bid":29.6,"bid_size":11.0,"ask":30.3,"ask_size":121.0,"iv":0.2561,"open_interest":4583.0,"volume":165.0,"delta":-0.1207,"gamma":0.0004,"vega":3.9493,"theta":-1.6815,"rho":-0.6963,"theo":29.9147,"change":-2.68,"open":27.3,"high":28.4,"low":21.56,"tick":"no_change","last_trade_price":28.1,"last_trade_time":"2026-02-18T14:38:52","percent_change":-10.2682,"prev_day_close":26.0999994277954},{"option":"SPX260320C06330000","bid":564.8,"bid_size":3.0,"ask":570.8,"ask_size":3.0,"iv":0.2554,"open_interest":23.0,"volume":0.0,"delta":0.8778,"gamma":0.0004,"vega":3.985,"theta":-1.4912,"rho":4.4798,"theo":567.7608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":520.17,"last_trade_time":"2026-02-17T10:08:31","percent_change":0.0,"prev_day_close":585.449981689453},{"option":"SPX260320P06330000","bid":29.9,"bid_size":73.0,"ask":30.7,"ask_size":96.0,"iv":0.2553,"open_interest":799.0,"volume":221.0,"delta":-0.1222,"gamma":0.0004,"vega":3.985,"theta":-1.6924,"rho":-0.7054,"theo":30.309,"change":-3.27,"open":27.8,"high":29.1,"low":22.2,"tick":"up","last_trade_price":27.33,"last_trade_time":"2026-02-18T15:36:40","percent_change":-10.6863,"prev_day_close":26.4500007629395},{"option":"SPX260320C06335000","bid":560.0,"bid_size":3.0,"ask":566.9,"ask_size":3.0,"iv":0.2553,"open_interest":0.0,"volume":0.0,"delta":0.8762,"gamma":0.0004,"vega":4.0209,"theta":-1.504,"rho":4.4746,"theo":563.1778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.75},{"option":"SPX260320P06335000","bid":30.3,"bid_size":35.0,"ask":31.1,"ask_size":59.0,"iv":0.2546,"open_interest":253.0,"volume":63.0,"delta":-0.1238,"gamma":0.0004,"vega":4.0209,"theta":-1.7033,"rho":-0.7147,"theo":30.7087,"change":-7.5,"open":28.0,"high":29.1,"low":23.0,"tick":"up","last_trade_price":23.5,"last_trade_time":"2026-02-18T10:19:19","percent_change":-24.1935,"prev_day_close":26.8000001907349},{"option":"SPX260320C06340000","bid":555.6,"bid_size":3.0,"ask":561.7,"ask_size":3.0,"iv":0.254,"open_interest":2.0,"volume":0.0,"delta":0.8746,"gamma":0.0004,"vega":4.0572,"theta":-1.5167,"rho":4.4693,"theo":558.6004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":654.6,"last_trade_time":"2025-11-04T13:22:15","percent_change":0.0,"prev_day_close":576.150024414062},{"option":"SPX260320P06340000","bid":30.7,"bid_size":71.0,"ask":31.5,"ask_size":92.0,"iv":0.254,"open_interest":545.0,"volume":193.0,"delta":-0.1254,"gamma":0.0004,"vega":4.0572,"theta":-1.7142,"rho":-0.7241,"theo":31.1141,"change":-2.9,"open":28.6,"high":29.6,"low":22.7,"tick":"down","last_trade_price":28.5,"last_trade_time":"2026-02-18T15:05:10","percent_change":-9.23567,"prev_day_close":27.1499996185303},{"option":"SPX260320C06345000","bid":551.4,"bid_size":28.0,"ask":557.8,"ask_size":3.0,"iv":0.2546,"open_interest":1.0,"volume":0.0,"delta":0.8729,"gamma":0.0004,"vega":4.0937,"theta":-1.5295,"rho":4.4638,"theo":554.0287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":525.22,"last_trade_time":"2026-02-05T15:38:51","percent_change":0.0,"prev_day_close":571.550018310547},{"option":"SPX260320P06345000","bid":31.2,"bid_size":15.0,"ask":31.9,"ask_size":59.0,"iv":0.2532,"open_interest":348.0,"volume":123.0,"delta":-0.1271,"gamma":0.0004,"vega":4.0937,"theta":-1.7251,"rho":-0.7337,"theo":31.5252,"change":-4.6,"open":28.7,"high":30.5,"low":22.89,"tick":"down","last_trade_price":27.2,"last_trade_time":"2026-02-18T16:02:41","percent_change":-14.4654,"prev_day_close":27.5},{"option":"SPX260320C06350000","bid":547.0,"bid_size":25.0,"ask":552.8,"ask_size":25.0,"iv":0.2535,"open_interest":5931.0,"volume":0.0,"delta":0.8713,"gamma":0.0004,"vega":4.1305,"theta":-1.5423,"rho":4.4582,"theo":549.4628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":505.13,"last_trade_time":"2026-02-17T10:48:07","percent_change":0.0,"prev_day_close":565.950012207031},{"option":"SPX260320P06350000","bid":31.6,"bid_size":66.0,"ask":32.4,"ask_size":150.0,"iv":0.2526,"open_interest":11729.0,"volume":809.0,"delta":-0.1288,"gamma":0.0004,"vega":4.1305,"theta":-1.736,"rho":-0.7434,"theo":31.9421,"change":-5.2,"open":29.3,"high":30.2,"low":22.3,"tick":"up","last_trade_price":27.0,"last_trade_time":"2026-02-18T15:59:12","percent_change":-16.1491,"prev_day_close":27.8500003814697},{"option":"SPX260320C06355000","bid":542.3,"bid_size":28.0,"ask":548.5,"ask_size":3.0,"iv":0.2529,"open_interest":82.0,"volume":0.0,"delta":0.8696,"gamma":0.0004,"vega":4.1675,"theta":-1.555,"rho":4.4524,"theo":544.9029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":535.53,"last_trade_time":"2026-02-12T15:57:14","percent_change":0.0,"prev_day_close":562.25},{"option":"SPX260320P06355000","bid":32.0,"bid_size":15.0,"ask":32.8,"ask_size":56.0,"iv":0.2518,"open_interest":759.0,"volume":54.0,"delta":-0.1304,"gamma":0.0004,"vega":4.1675,"theta":-1.7469,"rho":-0.7533,"theo":32.3649,"change":-3.23,"open":29.7,"high":31.1,"low":24.59,"tick":"up","last_trade_price":29.37,"last_trade_time":"2026-02-18T14:46:43","percent_change":-9.90798,"prev_day_close":28.25},{"option":"SPX260320C06360000","bid":537.2,"bid_size":3.0,"ask":543.6,"ask_size":3.0,"iv":0.2506,"open_interest":6.0,"volume":0.0,"delta":0.8679,"gamma":0.0004,"vega":4.2047,"theta":-1.5678,"rho":4.4464,"theo":540.3489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":569.31,"last_trade_time":"2025-11-17T13:18:21","percent_change":0.0,"prev_day_close":557.650024414062},{"option":"SPX260320P06360000","bid":32.4,"bid_size":38.0,"ask":33.2,"ask_size":89.0,"iv":0.2511,"open_interest":426.0,"volume":63.0,"delta":-0.1321,"gamma":0.0004,"vega":4.2047,"theta":-1.7578,"rho":-0.7634,"theo":32.7937,"change":-9.0,"open":29.9,"high":31.5,"low":24.0,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-18T12:27:12","percent_change":-27.2727,"prev_day_close":28.6499996185303},{"option":"SPX260320C06365000","bid":533.2,"bid_size":28.0,"ask":539.4,"ask_size":3.0,"iv":0.2514,"open_interest":0.0,"volume":0.0,"delta":0.8662,"gamma":0.0004,"vega":4.242,"theta":-1.5806,"rho":4.4403,"theo":535.801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.049987792969},{"option":"SPX260320P06365000","bid":32.9,"bid_size":10.0,"ask":33.6,"ask_size":56.0,"iv":0.2504,"open_interest":447.0,"volume":83.0,"delta":-0.1338,"gamma":0.0004,"vega":4.242,"theta":-1.7687,"rho":-0.7736,"theo":33.2285,"change":-3.1,"open":30.5,"high":31.6,"low":25.5,"tick":"up","last_trade_price":30.4,"last_trade_time":"2026-02-18T15:05:40","percent_change":-9.25373,"prev_day_close":29.0499992370606},{"option":"SPX260320C06370000","bid":528.4,"bid_size":28.0,"ask":534.4,"ask_size":3.0,"iv":0.2495,"open_interest":47.0,"volume":0.0,"delta":0.8644,"gamma":0.0004,"vega":4.2795,"theta":-1.5934,"rho":4.4341,"theo":531.2592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":597.26,"last_trade_time":"2025-10-22T09:44:03","percent_change":0.0,"prev_day_close":548.450012207031},{"option":"SPX260320P06370000","bid":33.3,"bid_size":17.0,"ask":34.1,"ask_size":89.0,"iv":0.2496,"open_interest":665.0,"volume":55.0,"delta":-0.1356,"gamma":0.0004,"vega":4.2795,"theta":-1.7796,"rho":-0.7839,"theo":33.6695,"change":-6.2,"open":31.0,"high":32.1,"low":24.4,"tick":"up","last_trade_price":27.7,"last_trade_time":"2026-02-18T14:00:33","percent_change":-18.2891,"prev_day_close":29.4000005722046},{"option":"SPX260320C06375000","bid":524.1,"bid_size":50.0,"ask":530.0,"ask_size":25.0,"iv":0.2495,"open_interest":2468.0,"volume":0.0,"delta":0.8627,"gamma":0.0004,"vega":4.317,"theta":-1.6061,"rho":4.4277,"theo":526.7237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":507.83,"last_trade_time":"2026-02-13T15:42:11","percent_change":0.0,"prev_day_close":543.899993896484},{"option":"SPX260320P06375000","bid":33.7,"bid_size":68.0,"ask":34.5,"ask_size":119.0,"iv":0.2487,"open_interest":4103.0,"volume":125.0,"delta":-0.1374,"gamma":0.0004,"vega":4.317,"theta":-1.7905,"rho":-0.7943,"theo":34.1167,"change":-4.67,"open":31.2,"high":32.1,"low":24.84,"tick":"no_change","last_trade_price":29.68,"last_trade_time":"2026-02-18T16:00:34","percent_change":-13.5953,"prev_day_close":29.8000001907349},{"option":"SPX260320C06380000","bid":519.3,"bid_size":3.0,"ask":525.2,"ask_size":3.0,"iv":0.2482,"open_interest":8.0,"volume":0.0,"delta":0.8609,"gamma":0.0005,"vega":4.3547,"theta":-1.6189,"rho":4.4212,"theo":522.1944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":609.97,"last_trade_time":"2026-02-11T15:08:57","percent_change":0.0,"prev_day_close":539.299987792969},{"option":"SPX260320P06380000","bid":34.2,"bid_size":17.0,"ask":35.0,"ask_size":85.0,"iv":0.2481,"open_interest":789.0,"volume":174.0,"delta":-0.1392,"gamma":0.0005,"vega":4.3547,"theta":-1.8014,"rho":-0.8049,"theo":34.5702,"change":-2.6,"open":31.6,"high":33.4,"low":24.8,"tick":"no_change","last_trade_price":32.2,"last_trade_time":"2026-02-18T14:36:18","percent_change":-7.47126,"prev_day_close":30.1999998092651},{"option":"SPX260320C06385000","bid":515.1,"bid_size":28.0,"ask":520.6,"ask_size":3.0,"iv":0.2477,"open_interest":0.0,"volume":0.0,"delta":0.859,"gamma":0.0005,"vega":4.3923,"theta":-1.6316,"rho":4.4147,"theo":517.6715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":534.700012207031},{"option":"SPX260320P06385000","bid":34.6,"bid_size":17.0,"ask":35.5,"ask_size":67.0,"iv":0.2475,"open_interest":627.0,"volume":125.0,"delta":-0.141,"gamma":0.0005,"vega":4.3923,"theta":-1.8123,"rho":-0.8156,"theo":35.0301,"change":-9.55,"open":32.2,"high":34.1,"low":25.7,"tick":"down","last_trade_price":25.7,"last_trade_time":"2026-02-18T11:33:58","percent_change":-27.0922,"prev_day_close":30.5999994277954},{"option":"SPX260320C06390000","bid":510.3,"bid_size":28.0,"ask":516.0,"ask_size":3.0,"iv":0.2466,"open_interest":8.0,"volume":0.0,"delta":0.8572,"gamma":0.0005,"vega":4.4301,"theta":-1.6444,"rho":4.408,"theo":513.155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":512.41,"last_trade_time":"2026-02-13T10:55:14","percent_change":0.0,"prev_day_close":530.100006103516},{"option":"SPX260320P06390000","bid":35.1,"bid_size":45.0,"ask":35.9,"ask_size":103.0,"iv":0.2466,"open_interest":1968.0,"volume":108.0,"delta":-0.1428,"gamma":0.0005,"vega":4.4301,"theta":-1.8232,"rho":-0.8263,"theo":35.4963,"change":-4.3,"open":32.5,"high":34.1,"low":26.03,"tick":"no_change","last_trade_price":31.4,"last_trade_time":"2026-02-18T15:40:43","percent_change":-12.0448,"prev_day_close":31.0499992370606},{"option":"SPX260320C06395000","bid":506.1,"bid_size":28.0,"ask":511.6,"ask_size":3.0,"iv":0.2463,"open_interest":2.0,"volume":0.0,"delta":0.8553,"gamma":0.0005,"vega":4.4679,"theta":-1.6571,"rho":4.4012,"theo":508.6449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":513.66,"last_trade_time":"2026-02-13T14:43:27","percent_change":0.0,"prev_day_close":525.899993896484},{"option":"SPX260320P06395000","bid":35.6,"bid_size":15.0,"ask":36.4,"ask_size":50.0,"iv":0.2459,"open_interest":685.0,"volume":77.0,"delta":-0.1447,"gamma":0.0005,"vega":4.4679,"theta":-1.834,"rho":-0.8372,"theo":35.969,"change":-5.86,"open":32.7,"high":34.5,"low":25.8,"tick":"up","last_trade_price":30.34,"last_trade_time":"2026-02-18T15:52:25","percent_change":-16.1878,"prev_day_close":31.4500007629394},{"option":"SPX260320C06400000","bid":501.8,"bid_size":23.0,"ask":507.0,"ask_size":23.0,"iv":0.2457,"open_interest":11663.0,"volume":2.0,"delta":0.8534,"gamma":0.0005,"vega":4.5058,"theta":-1.6698,"rho":4.3944,"theo":504.1413,"change":17.6,"open":530.69,"high":530.69,"low":516.8,"tick":"down","last_trade_price":516.8,"last_trade_time":"2026-02-18T14:38:54","percent_change":3.52564,"prev_day_close":521.049987792969},{"option":"SPX260320P06400000","bid":36.1,"bid_size":35.0,"ask":36.9,"ask_size":136.0,"iv":0.2452,"open_interest":27924.0,"volume":2239.0,"delta":-0.1466,"gamma":0.0005,"vega":4.5058,"theta":-1.8449,"rho":-0.8482,"theo":36.4482,"change":4.15,"open":33.4,"high":35.3,"low":25.75,"tick":"up","last_trade_price":30.46,"last_trade_time":"2026-02-18T15:58:36","percent_change":13.0298,"prev_day_close":31.8499994277954},{"option":"SPX260320C06405000","bid":497.1,"bid_size":28.0,"ask":502.5,"ask_size":3.0,"iv":0.2447,"open_interest":7.0,"volume":0.0,"delta":0.8515,"gamma":0.0005,"vega":4.5439,"theta":-1.6825,"rho":4.3874,"theo":499.6443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":506.69,"last_trade_time":"2026-02-17T14:04:51","percent_change":0.0,"prev_day_close":516.549987792969},{"option":"SPX260320P06405000","bid":36.5,"bid_size":17.0,"ask":37.4,"ask_size":65.0,"iv":0.2445,"open_interest":680.0,"volume":56.0,"delta":-0.1485,"gamma":0.0005,"vega":4.5439,"theta":-1.8557,"rho":-0.8592,"theo":36.9339,"change":-8.56,"open":34.1,"high":35.5,"low":28.4,"tick":"up","last_trade_price":28.59,"last_trade_time":"2026-02-18T13:38:02","percent_change":-23.0417,"prev_day_close":32.2999992370606},{"option":"SPX260320C06410000","bid":492.3,"bid_size":28.0,"ask":498.7,"ask_size":3.0,"iv":0.2444,"open_interest":19.0,"volume":3.0,"delta":0.8496,"gamma":0.0005,"vega":4.5821,"theta":-1.6952,"rho":4.3803,"theo":495.1538,"change":20.37,"open":523.96,"high":526.75,"low":510.97,"tick":"down","last_trade_price":510.97,"last_trade_time":"2026-02-18T14:37:24","percent_change":4.15206,"prev_day_close":511.899993896484},{"option":"SPX260320P06410000","bid":37.0,"bid_size":17.0,"ask":37.9,"ask_size":92.0,"iv":0.2438,"open_interest":834.0,"volume":668.0,"delta":-0.1504,"gamma":0.0005,"vega":4.5821,"theta":-1.8665,"rho":-0.8704,"theo":37.4262,"change":-3.58,"open":34.2,"high":35.9,"low":28.0,"tick":"up","last_trade_price":34.07,"last_trade_time":"2026-02-18T14:37:24","percent_change":-9.50864,"prev_day_close":32.75},{"option":"SPX260320C06415000","bid":487.8,"bid_size":28.0,"ask":494.2,"ask_size":3.0,"iv":0.2436,"open_interest":5.0,"volume":0.0,"delta":0.8476,"gamma":0.0005,"vega":4.6205,"theta":-1.7078,"rho":4.373,"theo":490.6701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.38,"last_trade_time":"2026-02-11T11:24:20","percent_change":0.0,"prev_day_close":507.450012207031},{"option":"SPX260320P06415000","bid":37.5,"bid_size":17.0,"ask":38.4,"ask_size":63.0,"iv":0.2431,"open_interest":311.0,"volume":69.0,"delta":-0.1524,"gamma":0.0005,"vega":4.6205,"theta":-1.8773,"rho":-0.8817,"theo":37.9252,"change":-3.45,"open":35.0,"high":36.4,"low":28.91,"tick":"up","last_trade_price":34.7,"last_trade_time":"2026-02-18T15:05:02","percent_change":-9.04325,"prev_day_close":33.1500015258789},{"option":"SPX260320C06420000","bid":483.6,"bid_size":28.0,"ask":489.8,"ask_size":5.0,"iv":0.2433,"open_interest":19.0,"volume":0.0,"delta":0.8456,"gamma":0.0005,"vega":4.6592,"theta":-1.7204,"rho":4.3657,"theo":486.1931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":469.09,"last_trade_time":"2026-02-13T15:29:44","percent_change":0.0,"prev_day_close":502.800003051758},{"option":"SPX260320P06420000","bid":38.1,"bid_size":10.0,"ask":38.9,"ask_size":77.0,"iv":0.2423,"open_interest":881.0,"volume":132.0,"delta":-0.1544,"gamma":0.0005,"vega":4.6592,"theta":-1.888,"rho":-0.8932,"theo":38.431,"change":-5.7,"open":35.5,"high":37.0,"low":28.6,"tick":"up","last_trade_price":32.95,"last_trade_time":"2026-02-18T16:00:11","percent_change":-14.7477,"prev_day_close":33.6500015258789},{"option":"SPX260320C06425000","bid":478.9,"bid_size":28.0,"ask":484.7,"ask_size":3.0,"iv":0.2414,"open_interest":718.0,"volume":0.0,"delta":0.8436,"gamma":0.0005,"vega":4.6981,"theta":-1.733,"rho":4.3582,"theo":481.723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":542.59,"last_trade_time":"2026-02-04T15:47:51","percent_change":0.0,"prev_day_close":498.25},{"option":"SPX260320P06425000","bid":38.6,"bid_size":44.0,"ask":39.4,"ask_size":113.0,"iv":0.2415,"open_interest":5214.0,"volume":661.0,"delta":-0.1564,"gamma":0.0005,"vega":4.6981,"theta":-1.8987,"rho":-0.9048,"theo":38.9436,"change":-1.28,"open":36.0,"high":37.87,"low":28.62,"tick":"up","last_trade_price":37.87,"last_trade_time":"2026-02-18T14:57:54","percent_change":-3.26948,"prev_day_close":34.0499992370606},{"option":"SPX260320C06430000","bid":474.7,"bid_size":28.0,"ask":480.8,"ask_size":3.0,"iv":0.2417,"open_interest":3.0,"volume":0.0,"delta":0.8416,"gamma":0.0005,"vega":4.7373,"theta":-1.7455,"rho":4.3505,"theo":477.2597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":504.84,"last_trade_time":"2026-02-04T13:05:08","percent_change":0.0,"prev_day_close":493.800003051758},{"option":"SPX260320P06430000","bid":39.1,"bid_size":44.0,"ask":40.0,"ask_size":129.0,"iv":0.2409,"open_interest":1266.0,"volume":141.0,"delta":-0.1585,"gamma":0.0005,"vega":4.7373,"theta":-1.9094,"rho":-0.9166,"theo":39.4632,"change":-3.44,"open":36.5,"high":37.6,"low":29.0,"tick":"down","last_trade_price":36.21,"last_trade_time":"2026-02-18T15:32:27","percent_change":-8.67592,"prev_day_close":34.5499992370606},{"option":"SPX260320C06435000","bid":470.3,"bid_size":28.0,"ask":476.3,"ask_size":3.0,"iv":0.241,"open_interest":5.0,"volume":0.0,"delta":0.8395,"gamma":0.0005,"vega":4.7768,"theta":-1.758,"rho":4.3426,"theo":472.8036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":426.7,"last_trade_time":"2026-02-17T09:56:44","percent_change":0.0,"prev_day_close":489.349990844727},{"option":"SPX260320P06435000","bid":39.6,"bid_size":14.0,"ask":40.5,"ask_size":59.0,"iv":0.2401,"open_interest":498.0,"volume":60.0,"delta":-0.1605,"gamma":0.0005,"vega":4.7768,"theta":-1.92,"rho":-0.9285,"theo":39.9897,"change":-6.84,"open":37.0,"high":38.2,"low":30.8,"tick":"up","last_trade_price":33.31,"last_trade_time":"2026-02-18T15:58:08","percent_change":-17.0361,"prev_day_close":35.0499992370606},{"option":"SPX260320C06440000","bid":466.0,"bid_size":3.0,"ask":471.8,"ask_size":3.0,"iv":0.2403,"open_interest":137.0,"volume":0.0,"delta":0.8374,"gamma":0.0005,"vega":4.8167,"theta":-1.7705,"rho":4.3346,"theo":468.3545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":543.72,"last_trade_time":"2026-01-23T15:39:15","percent_change":0.0,"prev_day_close":484.75},{"option":"SPX260320P06440000","bid":40.2,"bid_size":14.0,"ask":41.0,"ask_size":72.0,"iv":0.2394,"open_interest":543.0,"volume":121.0,"delta":-0.1626,"gamma":0.0005,"vega":4.8167,"theta":-1.9306,"rho":-0.9407,"theo":40.5235,"change":-5.95,"open":37.5,"high":39.3,"low":30.0,"tick":"down","last_trade_price":34.8,"last_trade_time":"2026-02-18T16:00:11","percent_change":-14.6012,"prev_day_close":35.5499992370606},{"option":"SPX260320C06445000","bid":461.0,"bid_size":3.0,"ask":467.4,"ask_size":3.0,"iv":0.239,"open_interest":1.0,"volume":0.0,"delta":0.8353,"gamma":0.0005,"vega":4.8568,"theta":-1.7829,"rho":4.3263,"theo":463.9128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":550.63,"last_trade_time":"2026-02-11T15:40:42","percent_change":0.0,"prev_day_close":479.400009155273},{"option":"SPX260320P06445000","bid":40.7,"bid_size":14.0,"ask":41.6,"ask_size":66.0,"iv":0.2386,"open_interest":292.0,"volume":58.0,"delta":-0.1648,"gamma":0.0005,"vega":4.8568,"theta":-1.9412,"rho":-0.953,"theo":41.0645,"change":-11.67,"open":38.0,"high":40.0,"low":29.58,"tick":"down","last_trade_price":29.58,"last_trade_time":"2026-02-18T13:06:08","percent_change":-28.2909,"prev_day_close":35.9500007629394},{"option":"SPX260320C06450000","bid":457.2,"bid_size":23.0,"ask":462.6,"ask_size":23.0,"iv":0.2386,"open_interest":4246.0,"volume":0.0,"delta":0.8331,"gamma":0.0005,"vega":4.8973,"theta":-1.7953,"rho":4.3178,"theo":459.4785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.04,"last_trade_time":"2026-02-17T13:31:42","percent_change":0.0,"prev_day_close":475.75},{"option":"SPX260320P06450000","bid":41.3,"bid_size":29.0,"ask":42.1,"ask_size":113.0,"iv":0.2379,"open_interest":10827.0,"volume":209.0,"delta":-0.1669,"gamma":0.0005,"vega":4.8973,"theta":-1.9517,"rho":-0.9656,"theo":41.613,"change":-7.03,"open":38.6,"high":40.6,"low":30.06,"tick":"up","last_trade_price":34.82,"last_trade_time":"2026-02-18T15:58:36","percent_change":-16.7981,"prev_day_close":36.4500007629394},{"option":"SPX260320C06455000","bid":452.3,"bid_size":28.0,"ask":458.6,"ask_size":3.0,"iv":0.2378,"open_interest":7.0,"volume":0.0,"delta":0.831,"gamma":0.0006,"vega":4.9379,"theta":-1.8076,"rho":4.3091,"theo":455.0518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":458.01,"last_trade_time":"2026-02-13T14:44:14","percent_change":0.0,"prev_day_close":471.349990844727},{"option":"SPX260320P06455000","bid":41.8,"bid_size":14.0,"ask":42.7,"ask_size":59.0,"iv":0.2371,"open_interest":454.0,"volume":52.0,"delta":-0.1691,"gamma":0.0006,"vega":4.9379,"theta":-1.9622,"rho":-0.9784,"theo":42.169,"change":-10.75,"open":38.9,"high":39.9,"low":31.6,"tick":"down","last_trade_price":31.6,"last_trade_time":"2026-02-18T11:25:10","percent_change":-25.3837,"prev_day_close":37.0},{"option":"SPX260320C06460000","bid":447.9,"bid_size":28.0,"ask":454.2,"ask_size":6.0,"iv":0.237,"open_interest":72.0,"volume":0.0,"delta":0.8287,"gamma":0.0006,"vega":4.9788,"theta":-1.8199,"rho":4.3002,"theo":450.6328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":620.94,"last_trade_time":"2025-10-30T13:01:08","percent_change":0.0,"prev_day_close":466.75},{"option":"SPX260320P06460000","bid":42.4,"bid_size":14.0,"ask":43.3,"ask_size":83.0,"iv":0.2364,"open_interest":710.0,"volume":55.0,"delta":-0.1713,"gamma":0.0006,"vega":4.9788,"theta":-1.9726,"rho":-0.9914,"theo":42.7328,"change":-11.05,"open":39.7,"high":40.7,"low":31.6,"tick":"up","last_trade_price":31.9,"last_trade_time":"2026-02-18T11:38:19","percent_change":-25.7276,"prev_day_close":37.5},{"option":"SPX260320C06465000","bid":443.5,"bid_size":28.0,"ask":449.7,"ask_size":3.0,"iv":0.2362,"open_interest":2.0,"volume":0.0,"delta":0.8265,"gamma":0.0006,"vega":5.0198,"theta":-1.8321,"rho":4.2911,"theo":446.2216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":468.43,"last_trade_time":"2025-11-24T12:44:09","percent_change":0.0,"prev_day_close":462.299987792969},{"option":"SPX260320P06465000","bid":43.0,"bid_size":14.0,"ask":43.8,"ask_size":34.0,"iv":0.2358,"open_interest":441.0,"volume":62.0,"delta":-0.1735,"gamma":0.0006,"vega":5.0198,"theta":-1.9829,"rho":-1.0046,"theo":43.3044,"change":-3.85,"open":40.2,"high":42.5,"low":31.33,"tick":"up","last_trade_price":39.7,"last_trade_time":"2026-02-18T15:06:05","percent_change":-8.84041,"prev_day_close":38.0},{"option":"SPX260320C06470000","bid":439.2,"bid_size":28.0,"ask":445.3,"ask_size":6.0,"iv":0.2356,"open_interest":141.0,"volume":0.0,"delta":0.8242,"gamma":0.0006,"vega":5.0609,"theta":-1.8442,"rho":4.2818,"theo":441.8184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":492.24,"last_trade_time":"2026-01-20T11:40:01","percent_change":0.0,"prev_day_close":457.949996948242},{"option":"SPX260320P06470000","bid":43.6,"bid_size":9.0,"ask":44.4,"ask_size":67.0,"iv":0.2349,"open_interest":932.0,"volume":111.0,"delta":-0.1758,"gamma":0.0006,"vega":5.0609,"theta":-1.9932,"rho":-1.018,"theo":43.8839,"change":-11.1,"open":40.8,"high":43.2,"low":33.0,"tick":"down","last_trade_price":33.0,"last_trade_time":"2026-02-18T11:25:08","percent_change":-25.1701,"prev_day_close":38.5},{"option":"SPX260320C06475000","bid":434.9,"bid_size":48.0,"ask":440.6,"ask_size":23.0,"iv":0.2346,"open_interest":2245.0,"volume":0.0,"delta":0.8219,"gamma":0.0006,"vega":5.102,"theta":-1.8563,"rho":4.2722,"theo":437.4233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":503.13,"last_trade_time":"2025-12-15T12:45:48","percent_change":0.0,"prev_day_close":453.449996948242},{"option":"SPX260320P06475000","bid":44.2,"bid_size":25.0,"ask":45.0,"ask_size":98.0,"iv":0.2342,"open_interest":2871.0,"volume":111.0,"delta":-0.1781,"gamma":0.0006,"vega":5.102,"theta":-2.0034,"rho":-1.0316,"theo":44.4716,"change":-2.49,"open":41.4,"high":42.3,"low":31.69,"tick":"up","last_trade_price":42.21,"last_trade_time":"2026-02-18T14:55:41","percent_change":-5.57047,"prev_day_close":39.0},{"option":"SPX260320C06480000","bid":430.2,"bid_size":3.0,"ask":436.5,"ask_size":6.0,"iv":0.2338,"open_interest":326.0,"volume":1.0,"delta":0.8196,"gamma":0.0006,"vega":5.1431,"theta":-1.8683,"rho":4.2626,"theo":433.0363,"change":27.4,"open":456.05,"high":456.05,"low":456.05,"tick":"up","last_trade_price":456.05,"last_trade_time":"2026-02-18T15:51:37","percent_change":6.39216,"prev_day_close":449.099990844727},{"option":"SPX260320P06480000","bid":44.8,"bid_size":26.0,"ask":45.6,"ask_size":96.0,"iv":0.2336,"open_interest":1037.0,"volume":212.0,"delta":-0.1804,"gamma":0.0006,"vega":5.1431,"theta":-2.0136,"rho":-1.0454,"theo":45.0674,"change":-7.5,"open":41.9,"high":44.37,"low":34.7,"tick":"down","last_trade_price":37.8,"last_trade_time":"2026-02-18T15:51:37","percent_change":-16.5563,"prev_day_close":39.6000003814697},{"option":"SPX260320C06485000","bid":425.8,"bid_size":3.0,"ask":431.8,"ask_size":3.0,"iv":0.2327,"open_interest":1.0,"volume":0.0,"delta":0.8173,"gamma":0.0006,"vega":5.1842,"theta":-1.8803,"rho":4.2528,"theo":428.6577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":515.9,"last_trade_time":"2026-02-12T10:16:29","percent_change":0.0,"prev_day_close":444.5},{"option":"SPX260320P06485000","bid":45.4,"bid_size":9.0,"ask":46.3,"ask_size":65.0,"iv":0.2328,"open_interest":317.0,"volume":54.0,"delta":-0.1828,"gamma":0.0006,"vega":5.1842,"theta":-2.0236,"rho":-1.0593,"theo":45.6715,"change":-10.7,"open":42.5,"high":44.8,"low":35.2,"tick":"down","last_trade_price":35.2,"last_trade_time":"2026-02-18T10:19:03","percent_change":-23.3115,"prev_day_close":40.1000003814697},{"option":"SPX260320C06490000","bid":421.7,"bid_size":28.0,"ask":427.4,"ask_size":3.0,"iv":0.2322,"open_interest":2.0,"volume":0.0,"delta":0.8149,"gamma":0.0006,"vega":5.2252,"theta":-1.8922,"rho":4.2428,"theo":424.2875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":494.89,"last_trade_time":"2025-11-14T13:24:44","percent_change":0.0,"prev_day_close":440.100006103516},{"option":"SPX260320P06490000","bid":46.0,"bid_size":32.0,"ask":46.9,"ask_size":109.0,"iv":0.232,"open_interest":3700.0,"volume":71.0,"delta":-0.1852,"gamma":0.0006,"vega":5.2252,"theta":-2.0336,"rho":-1.0734,"theo":46.2841,"change":-5.99,"open":43.1,"high":45.4,"low":33.52,"tick":"down","last_trade_price":40.56,"last_trade_time":"2026-02-18T15:43:11","percent_change":-12.8679,"prev_day_close":40.7000007629394},{"option":"SPX260320C06495000","bid":417.7,"bid_size":3.0,"ask":423.7,"ask_size":28.0,"iv":0.2324,"open_interest":25.0,"volume":0.0,"delta":0.8124,"gamma":0.0006,"vega":5.2662,"theta":-1.904,"rho":4.2327,"theo":419.9258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":480.11,"last_trade_time":"2026-02-06T14:16:52","percent_change":0.0,"prev_day_close":435.700012207031},{"option":"SPX260320P06495000","bid":46.6,"bid_size":14.0,"ask":47.5,"ask_size":47.0,"iv":0.2313,"open_interest":533.0,"volume":67.0,"delta":-0.1876,"gamma":0.0006,"vega":5.2662,"theta":-2.0436,"rho":-1.0875,"theo":46.9051,"change":-11.9,"open":43.7,"high":45.9,"low":35.3,"tick":"no_change","last_trade_price":35.3,"last_trade_time":"2026-02-18T11:26:03","percent_change":-25.2119,"prev_day_close":41.2000007629394},{"option":"SPX260320C06500000","bid":413.4,"bid_size":23.0,"ask":418.7,"ask_size":23.0,"iv":0.2311,"open_interest":9997.0,"volume":81.0,"delta":0.81,"gamma":0.0006,"vega":5.3071,"theta":-1.9157,"rho":4.2225,"theo":415.5726,"change":18.95,"open":410.11,"high":453.31,"low":410.11,"tick":"down","last_trade_price":429.7,"last_trade_time":"2026-02-18T15:42:37","percent_change":4.61351,"prev_day_close":430.549987792969},{"option":"SPX260320P06500000","bid":47.2,"bid_size":79.0,"ask":48.0,"ask_size":36.0,"iv":0.2303,"open_interest":30426.0,"volume":3888.0,"delta":-0.19,"gamma":0.0006,"vega":5.3071,"theta":-2.0534,"rho":-1.1018,"theo":47.5347,"change":5.0,"open":44.4,"high":46.87,"low":33.8,"tick":"up","last_trade_price":42.0,"last_trade_time":"2026-02-18T16:10:53","percent_change":11.9617,"prev_day_close":41.7999992370606},{"option":"SPX260320C06505000","bid":408.5,"bid_size":3.0,"ask":414.3,"ask_size":3.0,"iv":0.2297,"open_interest":5.0,"volume":0.0,"delta":0.8075,"gamma":0.0006,"vega":5.348,"theta":-1.9273,"rho":4.2122,"theo":411.228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":501.97,"last_trade_time":"2026-02-10T13:49:05","percent_change":0.0,"prev_day_close":426.800003051758},{"option":"SPX260320P06505000","bid":47.9,"bid_size":14.0,"ask":48.8,"ask_size":56.0,"iv":0.2297,"open_interest":736.0,"volume":73.0,"delta":-0.1925,"gamma":0.0006,"vega":5.348,"theta":-2.0632,"rho":-1.1163,"theo":48.1729,"change":-12.9,"open":45.0,"high":47.1,"low":35.6,"tick":"down","last_trade_price":35.6,"last_trade_time":"2026-02-18T11:31:34","percent_change":-26.5979,"prev_day_close":42.3999996185303},{"option":"SPX260320C06510000","bid":404.1,"bid_size":3.0,"ask":409.8,"ask_size":3.0,"iv":0.2286,"open_interest":17.0,"volume":0.0,"delta":0.805,"gamma":0.0006,"vega":5.3889,"theta":-1.9389,"rho":4.2017,"theo":406.8922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":506.56,"last_trade_time":"2026-02-09T16:00:07","percent_change":0.0,"prev_day_close":422.399993896484},{"option":"SPX260320P06510000","bid":48.5,"bid_size":34.0,"ask":49.4,"ask_size":56.0,"iv":0.229,"open_interest":663.0,"volume":123.0,"delta":-0.195,"gamma":0.0006,"vega":5.3889,"theta":-2.0729,"rho":-1.1308,"theo":48.8198,"change":-7.3,"open":45.8,"high":48.0,"low":37.02,"tick":"up","last_trade_price":41.8,"last_trade_time":"2026-02-18T15:59:13","percent_change":-14.8676,"prev_day_close":43.0},{"option":"SPX260320C06515000","bid":399.8,"bid_size":3.0,"ask":405.3,"ask_size":3.0,"iv":0.2278,"open_interest":4.0,"volume":1.0,"delta":0.8025,"gamma":0.0006,"vega":5.4299,"theta":-1.9503,"rho":4.1911,"theo":402.5652,"change":41.76,"open":439.96,"high":439.96,"low":439.96,"tick":"down","last_trade_price":439.96,"last_trade_time":"2026-02-18T13:17:03","percent_change":10.4872,"prev_day_close":418.0},{"option":"SPX260320P06515000","bid":49.2,"bid_size":14.0,"ask":50.1,"ask_size":60.0,"iv":0.2282,"open_interest":326.0,"volume":95.0,"delta":-0.1976,"gamma":0.0006,"vega":5.4299,"theta":-2.0825,"rho":-1.1455,"theo":49.4756,"change":-5.91,"open":46.6,"high":47.2,"low":36.3,"tick":"down","last_trade_price":43.89,"last_trade_time":"2026-02-18T15:45:17","percent_change":-11.8675,"prev_day_close":43.6000003814697},{"option":"SPX260320C06520000","bid":395.6,"bid_size":28.0,"ask":401.1,"ask_size":3.0,"iv":0.2271,"open_interest":5.0,"volume":0.0,"delta":0.7999,"gamma":0.0006,"vega":5.471,"theta":-1.9617,"rho":4.1804,"theo":398.2471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.8,"last_trade_time":"2026-02-11T15:54:57","percent_change":0.0,"prev_day_close":413.75},{"option":"SPX260320P06520000","bid":49.9,"bid_size":31.0,"ask":50.8,"ask_size":111.0,"iv":0.2275,"open_interest":1019.0,"volume":86.0,"delta":-0.2001,"gamma":0.0006,"vega":5.471,"theta":-2.092,"rho":-1.1604,"theo":50.1402,"change":-13.1,"open":47.0,"high":49.5,"low":37.0,"tick":"up","last_trade_price":37.4,"last_trade_time":"2026-02-18T11:34:17","percent_change":-25.9406,"prev_day_close":44.2000007629394},{"option":"SPX260320C06525000","bid":391.2,"bid_size":48.0,"ask":396.8,"ask_size":3.0,"iv":0.2263,"open_interest":1502.0,"volume":0.0,"delta":0.7973,"gamma":0.0006,"vega":5.5122,"theta":-1.973,"rho":4.1694,"theo":393.9381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.9,"last_trade_time":"2026-02-05T13:40:22","percent_change":0.0,"prev_day_close":409.25},{"option":"SPX260320P06525000","bid":50.6,"bid_size":8.0,"ask":51.5,"ask_size":110.0,"iv":0.2268,"open_interest":3324.0,"volume":390.0,"delta":-0.2028,"gamma":0.0006,"vega":5.5122,"theta":-2.1014,"rho":-1.1754,"theo":50.814,"change":-6.29,"open":48.0,"high":48.9,"low":36.26,"tick":"up","last_trade_price":42.1,"last_trade_time":"2026-02-18T14:00:33","percent_change":-12.3092,"prev_day_close":44.7999992370606},{"option":"SPX260320C06530000","bid":387.0,"bid_size":3.0,"ask":392.5,"ask_size":3.0,"iv":0.2256,"open_interest":19.0,"volume":4.0,"delta":0.7946,"gamma":0.0006,"vega":5.5536,"theta":-1.9842,"rho":4.1582,"theo":389.6382,"change":28.75,"open":420.37,"high":420.37,"low":414.05,"tick":"down","last_trade_price":414.05,"last_trade_time":"2026-02-18T13:57:52","percent_change":7.46172,"prev_day_close":405.0},{"option":"SPX260320P06530000","bid":51.2,"bid_size":42.0,"ask":52.2,"ask_size":100.0,"iv":0.226,"open_interest":1180.0,"volume":63.0,"delta":-0.2054,"gamma":0.0006,"vega":5.5536,"theta":-2.1107,"rho":-1.1907,"theo":51.4969,"change":-8.91,"open":48.6,"high":50.0,"low":38.9,"tick":"up","last_trade_price":42.94,"last_trade_time":"2026-02-18T13:57:58","percent_change":-17.1842,"prev_day_close":45.3999996185303},{"option":"SPX260320C06535000","bid":382.7,"bid_size":3.0,"ask":388.1,"ask_size":3.0,"iv":0.2249,"open_interest":13.0,"volume":0.0,"delta":0.792,"gamma":0.0007,"vega":5.5952,"theta":-1.9952,"rho":4.1468,"theo":385.3477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":390.53,"last_trade_time":"2026-02-13T14:43:27","percent_change":0.0,"prev_day_close":399.800003051758},{"option":"SPX260320P06535000","bid":51.9,"bid_size":12.0,"ask":52.9,"ask_size":53.0,"iv":0.2253,"open_interest":291.0,"volume":51.0,"delta":-0.2081,"gamma":0.0007,"vega":5.5952,"theta":-2.1199,"rho":-1.2062,"theo":52.1891,"change":-13.5,"open":49.0,"high":49.0,"low":39.05,"tick":"down","last_trade_price":39.05,"last_trade_time":"2026-02-18T12:06:43","percent_change":-25.6898,"prev_day_close":46.0500011444092},{"option":"SPX260320C06540000","bid":378.4,"bid_size":3.0,"ask":383.8,"ask_size":3.0,"iv":0.2241,"open_interest":21.0,"volume":0.0,"delta":0.7892,"gamma":0.0007,"vega":5.637,"theta":-2.0062,"rho":4.1352,"theo":381.0667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.91,"last_trade_time":"2026-02-13T15:29:47","percent_change":0.0,"prev_day_close":396.200012207031},{"option":"SPX260320P06540000","bid":52.7,"bid_size":8.0,"ask":53.6,"ask_size":96.0,"iv":0.2245,"open_interest":1624.0,"volume":52.0,"delta":-0.2108,"gamma":0.0007,"vega":5.637,"theta":-2.129,"rho":-1.2219,"theo":52.8908,"change":-4.6,"open":49.7,"high":49.7,"low":40.1,"tick":"up","last_trade_price":48.7,"last_trade_time":"2026-02-18T15:05:00","percent_change":-8.63039,"prev_day_close":46.7000007629394},{"option":"SPX260320C06545000","bid":374.9,"bid_size":28.0,"ask":379.6,"ask_size":3.0,"iv":0.224,"open_interest":3.0,"volume":0.0,"delta":0.7865,"gamma":0.0007,"vega":5.679,"theta":-2.017,"rho":4.1232,"theo":376.7954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":381.88,"last_trade_time":"2026-02-13T14:45:25","percent_change":0.0,"prev_day_close":391.899993896484},{"option":"SPX260320P06545000","bid":53.4,"bid_size":12.0,"ask":54.3,"ask_size":52.0,"iv":0.2237,"open_interest":411.0,"volume":61.0,"delta":-0.2135,"gamma":0.0007,"vega":5.679,"theta":-2.138,"rho":-1.238,"theo":53.6023,"change":-7.0,"open":50.7,"high":50.7,"low":39.8,"tick":"up","last_trade_price":47.0,"last_trade_time":"2026-02-18T16:02:22","percent_change":-12.963,"prev_day_close":47.2999992370606},{"option":"SPX260320C06550000","bid":370.5,"bid_size":21.0,"ask":375.5,"ask_size":21.0,"iv":0.2233,"open_interest":1928.0,"volume":0.0,"delta":0.7837,"gamma":0.0007,"vega":5.7212,"theta":-2.0278,"rho":4.111,"theo":372.534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":365.55,"last_trade_time":"2026-02-17T13:31:43","percent_change":0.0,"prev_day_close":387.549987792969},{"option":"SPX260320P06550000","bid":54.1,"bid_size":23.0,"ask":54.9,"ask_size":34.0,"iv":0.2228,"open_interest":12097.0,"volume":265.0,"delta":-0.2163,"gamma":0.0007,"vega":5.7212,"theta":-2.1469,"rho":-1.2543,"theo":54.3237,"change":6.8,"open":51.4,"high":51.4,"low":39.12,"tick":"up","last_trade_price":47.7,"last_trade_time":"2026-02-18T16:02:22","percent_change":14.1667,"prev_day_close":48.0},{"option":"SPX260320C06555000","bid":366.4,"bid_size":28.0,"ask":371.1,"ask_size":3.0,"iv":0.2225,"open_interest":4.0,"volume":0.0,"delta":0.7809,"gamma":0.0007,"vega":5.7635,"theta":-2.0384,"rho":4.0985,"theo":368.2827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":350.9,"last_trade_time":"2026-02-05T15:33:19","percent_change":0.0,"prev_day_close":383.300003051758},{"option":"SPX260320P06555000","bid":54.8,"bid_size":12.0,"ask":55.8,"ask_size":56.0,"iv":0.2222,"open_interest":745.0,"volume":51.0,"delta":-0.2192,"gamma":0.0007,"vega":5.7635,"theta":-2.1556,"rho":-1.2709,"theo":55.0551,"change":-9.72,"open":52.1,"high":52.1,"low":42.9,"tick":"up","last_trade_price":45.78,"last_trade_time":"2026-02-18T14:08:53","percent_change":-17.5135,"prev_day_close":48.7000007629394},{"option":"SPX260320C06560000","bid":362.2,"bid_size":28.0,"ask":367.1,"ask_size":3.0,"iv":0.222,"open_interest":29.0,"volume":0.0,"delta":0.778,"gamma":0.0007,"vega":5.8059,"theta":-2.0488,"rho":4.0857,"theo":364.0417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.61,"last_trade_time":"2026-02-17T09:55:54","percent_change":0.0,"prev_day_close":379.0},{"option":"SPX260320P06560000","bid":55.6,"bid_size":12.0,"ask":56.5,"ask_size":64.0,"iv":0.2214,"open_interest":813.0,"volume":51.0,"delta":-0.222,"gamma":0.0007,"vega":5.8059,"theta":-2.1642,"rho":-1.2877,"theo":55.7969,"change":-9.75,"open":52.6,"high":52.6,"low":43.5,"tick":"up","last_trade_price":46.5,"last_trade_time":"2026-02-18T15:57:12","percent_change":-17.3333,"prev_day_close":49.3500003814697},{"option":"SPX260320C06565000","bid":357.3,"bid_size":3.0,"ask":363.5,"ask_size":3.0,"iv":0.2211,"open_interest":4.0,"volume":2.0,"delta":0.7751,"gamma":0.0007,"vega":5.8483,"theta":-2.0592,"rho":4.0727,"theo":359.8113,"change":38.69,"open":388.14,"high":394.24,"low":388.14,"tick":"up","last_trade_price":394.24,"last_trade_time":"2026-02-18T10:16:51","percent_change":10.8817,"prev_day_close":373.899993896484},{"option":"SPX260320P06565000","bid":56.3,"bid_size":12.0,"ask":57.3,"ask_size":54.0,"iv":0.2206,"open_interest":859.0,"volume":66.0,"delta":-0.2249,"gamma":0.0007,"vega":5.8483,"theta":-2.1727,"rho":-1.3049,"theo":56.5493,"change":-4.7,"open":53.4,"high":53.4,"low":43.74,"tick":"up","last_trade_price":52.3,"last_trade_time":"2026-02-18T15:05:03","percent_change":-8.24561,"prev_day_close":50.0500011444092},{"option":"SPX260320C06570000","bid":353.1,"bid_size":3.0,"ask":358.7,"ask_size":3.0,"iv":0.2199,"open_interest":111.0,"volume":1.0,"delta":0.7722,"gamma":0.0007,"vega":5.8906,"theta":-2.0694,"rho":4.0594,"theo":355.5915,"change":27.0,"open":378.45,"high":378.45,"low":378.45,"tick":"up","last_trade_price":378.45,"last_trade_time":"2026-02-18T14:08:58","percent_change":7.68246,"prev_day_close":370.399993896484},{"option":"SPX260320P06570000","bid":57.1,"bid_size":30.0,"ask":58.1,"ask_size":101.0,"iv":0.2198,"open_interest":943.0,"volume":72.0,"delta":-0.2278,"gamma":0.0007,"vega":5.8906,"theta":-2.181,"rho":-1.3223,"theo":57.3123,"change":-10.0,"open":54.2,"high":54.2,"low":42.8,"tick":"no_change","last_trade_price":47.8,"last_trade_time":"2026-02-18T15:57:12","percent_change":-17.301,"prev_day_close":50.7000007629394},{"option":"SPX260320C06575000","bid":349.5,"bid_size":46.0,"ask":354.1,"ask_size":21.0,"iv":0.2193,"open_interest":2199.0,"volume":0.0,"delta":0.7692,"gamma":0.0007,"vega":5.9328,"theta":-2.0794,"rho":4.0458,"theo":351.3827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":362.0,"last_trade_time":"2026-02-12T13:23:36","percent_change":0.0,"prev_day_close":366.150009155273},{"option":"SPX260320P06575000","bid":57.9,"bid_size":12.0,"ask":58.9,"ask_size":98.0,"iv":0.2191,"open_interest":4219.0,"volume":442.0,"delta":-0.2308,"gamma":0.0007,"vega":5.9328,"theta":-2.1892,"rho":-1.3399,"theo":58.0862,"change":-9.87,"open":54.9,"high":55.81,"low":43.14,"tick":"down","last_trade_price":48.73,"last_trade_time":"2026-02-18T15:57:21","percent_change":-16.843,"prev_day_close":51.4499988555908},{"option":"SPX260320C06580000","bid":345.3,"bid_size":28.0,"ask":350.0,"ask_size":3.0,"iv":0.2185,"open_interest":136.0,"volume":0.0,"delta":0.7662,"gamma":0.0007,"vega":5.9749,"theta":-2.0893,"rho":4.0321,"theo":347.1849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":445.43,"last_trade_time":"2025-12-30T13:48:26","percent_change":0.0,"prev_day_close":361.949996948242},{"option":"SPX260320P06580000","bid":58.7,"bid_size":12.0,"ask":59.7,"ask_size":66.0,"iv":0.2183,"open_interest":545.0,"volume":246.0,"delta":-0.2338,"gamma":0.0007,"vega":5.9749,"theta":-2.1972,"rho":-1.3577,"theo":58.8712,"change":-6.8,"open":55.5,"high":55.5,"low":44.0,"tick":"no_change","last_trade_price":52.6,"last_trade_time":"2026-02-18T15:40:43","percent_change":-11.4478,"prev_day_close":52.1499996185303},{"option":"SPX260320C06585000","bid":341.1,"bid_size":28.0,"ask":346.7,"ask_size":3.0,"iv":0.2185,"open_interest":5.0,"volume":0.0,"delta":0.7632,"gamma":0.0007,"vega":6.0166,"theta":-2.0991,"rho":4.0182,"theo":342.9983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":351.57,"last_trade_time":"2026-02-13T14:46:38","percent_change":0.0,"prev_day_close":357.550003051758},{"option":"SPX260320P06585000","bid":59.5,"bid_size":12.0,"ask":60.5,"ask_size":54.0,"iv":0.2175,"open_interest":369.0,"volume":143.0,"delta":-0.2368,"gamma":0.0007,"vega":6.0166,"theta":-2.2051,"rho":-1.3757,"theo":59.6673,"change":-5.8,"open":56.3,"high":56.3,"low":46.01,"tick":"up","last_trade_price":54.4,"last_trade_time":"2026-02-18T15:02:25","percent_change":-9.63455,"prev_day_close":52.8999996185303},{"option":"SPX260320C06590000","bid":337.0,"bid_size":28.0,"ask":341.9,"ask_size":3.0,"iv":0.2172,"open_interest":21.0,"volume":1.0,"delta":0.7601,"gamma":0.0007,"vega":6.0582,"theta":-2.1087,"rho":4.0042,"theo":338.8229,"change":26.44,"open":361.14,"high":361.14,"low":361.14,"tick":"up","last_trade_price":361.14,"last_trade_time":"2026-02-18T14:10:12","percent_change":7.89961,"prev_day_close":353.199996948242},{"option":"SPX260320P06590000","bid":60.3,"bid_size":12.0,"ask":61.3,"ask_size":89.0,"iv":0.2167,"open_interest":3639.0,"volume":78.0,"delta":-0.2399,"gamma":0.0007,"vega":6.0582,"theta":-2.2129,"rho":-1.3938,"theo":60.4747,"change":-5.0,"open":57.1,"high":57.9,"low":45.3,"tick":"up","last_trade_price":56.0,"last_trade_time":"2026-02-18T15:05:16","percent_change":-8.19672,"prev_day_close":53.6000003814697},{"option":"SPX260320C06595000","bid":332.8,"bid_size":28.0,"ask":338.1,"ask_size":3.0,"iv":0.2167,"open_interest":4.0,"volume":0.0,"delta":0.757,"gamma":0.0008,"vega":6.0995,"theta":-2.1182,"rho":3.99,"theo":334.659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.33,"last_trade_time":"2026-02-13T15:22:08","percent_change":0.0,"prev_day_close":349.100006103516},{"option":"SPX260320P06595000","bid":61.1,"bid_size":12.0,"ask":62.1,"ask_size":25.0,"iv":0.2159,"open_interest":607.0,"volume":63.0,"delta":-0.2431,"gamma":0.0008,"vega":6.0995,"theta":-2.2205,"rho":-1.4122,"theo":61.2936,"change":-15.35,"open":58.1,"high":58.1,"low":46.5,"tick":"down","last_trade_price":46.5,"last_trade_time":"2026-02-18T11:35:06","percent_change":-24.8181,"prev_day_close":54.3999996185303},{"option":"SPX260320C06600000","bid":329.2,"bid_size":35.0,"ask":333.4,"ask_size":36.0,"iv":0.2159,"open_interest":9648.0,"volume":22.0,"delta":0.7538,"gamma":0.0008,"vega":6.1405,"theta":-2.1274,"rho":3.9756,"theo":330.5067,"change":16.34,"open":334.09,"high":342.39,"low":334.09,"tick":"up","last_trade_price":342.39,"last_trade_time":"2026-02-18T15:42:05","percent_change":5.01151,"prev_day_close":344.199996948242},{"option":"SPX260320P06600000","bid":62.0,"bid_size":40.0,"ask":62.8,"ask_size":20.0,"iv":0.215,"open_interest":31970.0,"volume":4669.0,"delta":-0.2462,"gamma":0.0008,"vega":6.1405,"theta":-2.2279,"rho":-1.4306,"theo":62.124,"change":7.55,"open":59.2,"high":62.39,"low":45.0,"tick":"up","last_trade_price":52.65,"last_trade_time":"2026-02-18T15:58:24","percent_change":13.6899,"prev_day_close":55.1499996185303},{"option":"SPX260320C06605000","bid":324.6,"bid_size":28.0,"ask":330.6,"ask_size":4.0,"iv":0.2158,"open_interest":7.0,"volume":1.0,"delta":0.7506,"gamma":0.0008,"vega":6.1814,"theta":-2.1366,"rho":3.9611,"theo":326.3659,"change":32.98,"open":355.38,"high":355.38,"low":355.38,"tick":"up","last_trade_price":355.38,"last_trade_time":"2026-02-18T13:38:24","percent_change":10.2295,"prev_day_close":340.649993896484},{"option":"SPX260320P06605000","bid":62.8,"bid_size":12.0,"ask":63.8,"ask_size":30.0,"iv":0.2144,"open_interest":697.0,"volume":79.0,"delta":-0.2494,"gamma":0.0008,"vega":6.1814,"theta":-2.2351,"rho":-1.4492,"theo":62.966,"change":-2.75,"open":59.5,"high":60.89,"low":49.6,"tick":"up","last_trade_price":60.8,"last_trade_time":"2026-02-18T15:21:17","percent_change":-4.3273,"prev_day_close":55.9499988555908},{"option":"SPX260320C06610000","bid":320.5,"bid_size":34.0,"ask":325.5,"ask_size":10.0,"iv":0.2142,"open_interest":26.0,"volume":5.0,"delta":0.7473,"gamma":0.0008,"vega":6.2222,"theta":-2.1455,"rho":3.9464,"theo":322.237,"change":24.38,"open":342.68,"high":342.68,"low":342.68,"tick":"up","last_trade_price":342.68,"last_trade_time":"2026-02-18T15:51:50","percent_change":7.65944,"prev_day_close":336.400009155273},{"option":"SPX260320P06610000","bid":63.7,"bid_size":12.0,"ask":64.7,"ask_size":83.0,"iv":0.2136,"open_interest":1189.0,"volume":194.0,"delta":-0.2527,"gamma":0.0008,"vega":6.2222,"theta":-2.2422,"rho":-1.468,"theo":63.8198,"change":-10.06,"open":60.6,"high":60.6,"low":48.4,"tick":"down","last_trade_price":54.39,"last_trade_time":"2026-02-18T15:51:50","percent_change":-15.609,"prev_day_close":56.7000007629394},{"option":"SPX260320C06615000","bid":316.3,"bid_size":28.0,"ask":321.8,"ask_size":3.0,"iv":0.2137,"open_interest":7.0,"volume":0.0,"delta":0.744,"gamma":0.0008,"vega":6.2628,"theta":-2.1543,"rho":3.9315,"theo":318.12,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":357.61,"last_trade_time":"2026-02-03T14:02:04","percent_change":0.0,"prev_day_close":332.199996948242},{"option":"SPX260320P06615000","bid":64.5,"bid_size":12.0,"ask":65.6,"ask_size":30.0,"iv":0.2129,"open_interest":662.0,"volume":56.0,"delta":-0.256,"gamma":0.0008,"vega":6.2628,"theta":-2.2491,"rho":-1.487,"theo":64.6856,"change":-5.35,"open":61.4,"high":62.0,"low":50.9,"tick":"down","last_trade_price":60.0,"last_trade_time":"2026-02-18T15:05:02","percent_change":-8.18668,"prev_day_close":57.5500011444092},{"option":"SPX260320C06620000","bid":312.7,"bid_size":6.0,"ask":317.0,"ask_size":11.0,"iv":0.2127,"open_interest":13.0,"volume":0.0,"delta":0.7407,"gamma":0.0008,"vega":6.3034,"theta":-2.1628,"rho":3.9163,"theo":314.0151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":292.84,"last_trade_time":"2026-02-13T09:40:19","percent_change":0.0,"prev_day_close":328.099990844727},{"option":"SPX260320P06620000","bid":65.4,"bid_size":12.0,"ask":66.4,"ask_size":35.0,"iv":0.2119,"open_interest":531.0,"volume":78.0,"delta":-0.2593,"gamma":0.0008,"vega":6.3034,"theta":-2.2558,"rho":-1.5062,"theo":65.5634,"change":-7.55,"open":62.1,"high":63.8,"low":49.77,"tick":"down","last_trade_price":58.7,"last_trade_time":"2026-02-18T15:40:57","percent_change":-11.3962,"prev_day_close":58.2999992370606},{"option":"SPX260320C06625000","bid":308.2,"bid_size":34.0,"ask":313.1,"ask_size":7.0,"iv":0.2118,"open_interest":624.0,"volume":0.0,"delta":0.7373,"gamma":0.0008,"vega":6.3441,"theta":-2.1712,"rho":3.9009,"theo":309.9225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.05,"last_trade_time":"2026-02-17T15:53:03","percent_change":0.0,"prev_day_close":323.900009155273},{"option":"SPX260320P06625000","bid":66.3,"bid_size":30.0,"ask":67.3,"ask_size":53.0,"iv":0.2112,"open_interest":4536.0,"volume":692.0,"delta":-0.2627,"gamma":0.0008,"vega":6.3441,"theta":-2.2624,"rho":-1.5258,"theo":66.4536,"change":-11.25,"open":63.0,"high":64.91,"low":50.45,"tick":"up","last_trade_price":55.9,"last_trade_time":"2026-02-18T15:56:49","percent_change":-16.7535,"prev_day_close":59.1499996185303},{"option":"SPX260320C06630000","bid":304.2,"bid_size":7.0,"ask":308.8,"ask_size":7.0,"iv":0.2108,"open_interest":57.0,"volume":2.0,"delta":0.7339,"gamma":0.0008,"vega":6.3847,"theta":-2.1794,"rho":3.8851,"theo":305.8425,"change":9.8,"open":318.33,"high":318.33,"low":311.8,"tick":"down","last_trade_price":311.8,"last_trade_time":"2026-02-18T14:57:09","percent_change":3.24503,"prev_day_close":319.75},{"option":"SPX260320P06630000","bid":67.2,"bid_size":12.0,"ask":68.2,"ask_size":35.0,"iv":0.2104,"open_interest":846.0,"volume":226.0,"delta":-0.2661,"gamma":0.0008,"vega":6.3847,"theta":-2.2687,"rho":-1.5456,"theo":67.3564,"change":-8.65,"open":63.9,"high":66.9,"low":51.4,"tick":"down","last_trade_price":59.45,"last_trade_time":"2026-02-18T16:00:23","percent_change":-12.7019,"prev_day_close":59.9499988555908},{"option":"SPX260320C06635000","bid":300.0,"bid_size":28.0,"ask":305.4,"ask_size":3.0,"iv":0.2104,"open_interest":4.0,"volume":2.0,"delta":0.7305,"gamma":0.0008,"vega":6.4254,"theta":-2.1874,"rho":3.869,"theo":301.7753,"change":26.76,"open":324.71,"high":324.71,"low":324.71,"tick":"up","last_trade_price":324.71,"last_trade_time":"2026-02-18T15:54:25","percent_change":8.98137,"prev_day_close":315.599990844727},{"option":"SPX260320P06635000","bid":68.2,"bid_size":12.0,"ask":69.2,"ask_size":66.0,"iv":0.2097,"open_interest":1394.0,"volume":56.0,"delta":-0.2696,"gamma":0.0008,"vega":6.4254,"theta":-2.2748,"rho":-1.5658,"theo":68.2719,"change":-11.6,"open":64.8,"high":64.8,"low":51.88,"tick":"down","last_trade_price":57.45,"last_trade_time":"2026-02-18T15:56:49","percent_change":-16.7994,"prev_day_close":60.75},{"option":"SPX260320C06640000","bid":296.1,"bid_size":7.0,"ask":300.4,"ask_size":7.0,"iv":0.209,"open_interest":22.0,"volume":0.0,"delta":0.727,"gamma":0.0008,"vega":6.466,"theta":-2.1952,"rho":3.8525,"theo":297.7212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":375.32,"last_trade_time":"2026-01-23T15:58:56","percent_change":0.0,"prev_day_close":311.450012207031},{"option":"SPX260320P06640000","bid":69.0,"bid_size":12.0,"ask":70.1,"ask_size":51.0,"iv":0.2088,"open_interest":675.0,"volume":113.0,"delta":-0.2731,"gamma":0.0008,"vega":6.466,"theta":-2.2808,"rho":-1.5864,"theo":69.2006,"change":-10.55,"open":65.7,"high":68.8,"low":52.3,"tick":"down","last_trade_price":59.45,"last_trade_time":"2026-02-18T15:48:41","percent_change":-15.0714,"prev_day_close":61.6499996185303},{"option":"SPX260320C06645000","bid":291.9,"bid_size":28.0,"ask":297.3,"ask_size":3.0,"iv":0.2088,"open_interest":5.0,"volume":1.0,"delta":0.7234,"gamma":0.0008,"vega":6.5066,"theta":-2.2028,"rho":3.8357,"theo":293.6804,"change":22.04,"open":311.44,"high":311.44,"low":311.44,"tick":"up","last_trade_price":311.44,"last_trade_time":"2026-02-18T15:49:00","percent_change":7.61576,"prev_day_close":307.300003051758},{"option":"SPX260320P06645000","bid":70.0,"bid_size":12.0,"ask":71.1,"ask_size":29.0,"iv":0.2081,"open_interest":330.0,"volume":52.0,"delta":-0.2766,"gamma":0.0008,"vega":6.5066,"theta":-2.2865,"rho":-1.6074,"theo":70.1426,"change":-3.93,"open":66.7,"high":67.02,"low":55.2,"tick":"up","last_trade_price":67.02,"last_trade_time":"2026-02-18T15:26:43","percent_change":-5.53911,"prev_day_close":62.5500011444092},{"option":"SPX260320C06650000","bid":288.6,"bid_size":35.0,"ask":292.4,"ask_size":39.0,"iv":0.2079,"open_interest":4033.0,"volume":2.0,"delta":0.7198,"gamma":0.0008,"vega":6.547,"theta":-2.2102,"rho":3.8185,"theo":289.6534,"change":35.09,"open":310.2,"high":320.84,"low":310.2,"tick":"up","last_trade_price":320.84,"last_trade_time":"2026-02-18T11:47:31","percent_change":12.28,"prev_day_close":302.550003051758},{"option":"SPX260320P06650000","bid":71.0,"bid_size":11.0,"ask":72.0,"ask_size":51.0,"iv":0.2072,"open_interest":11574.0,"volume":1818.0,"delta":-0.2802,"gamma":0.0008,"vega":6.547,"theta":-2.292,"rho":-1.6286,"theo":71.0983,"change":-12.34,"open":67.6,"high":69.8,"low":52.52,"tick":"down","last_trade_price":59.61,"last_trade_time":"2026-02-18T15:54:40","percent_change":-17.1508,"prev_day_close":63.3999996185303},{"option":"SPX260320C06655000","bid":283.9,"bid_size":28.0,"ask":289.8,"ask_size":3.0,"iv":0.2076,"open_interest":8.0,"volume":7.0,"delta":0.7162,"gamma":0.0008,"vega":6.5872,"theta":-2.2173,"rho":3.8009,"theo":285.6402,"change":23.36,"open":317.83,"high":317.83,"low":305.26,"tick":"down","last_trade_price":305.26,"last_trade_time":"2026-02-18T15:51:22","percent_change":8.28663,"prev_day_close":299.149993896484},{"option":"SPX260320P06655000","bid":71.9,"bid_size":11.0,"ask":73.0,"ask_size":28.0,"iv":0.2064,"open_interest":302.0,"volume":54.0,"delta":-0.2839,"gamma":0.0008,"vega":6.5872,"theta":-2.2972,"rho":-1.6503,"theo":72.0679,"change":-11.23,"open":68.6,"high":68.6,"low":57.0,"tick":"up","last_trade_price":61.67,"last_trade_time":"2026-02-18T15:51:22","percent_change":-15.4047,"prev_day_close":64.25},{"option":"SPX260320C06660000","bid":280.0,"bid_size":7.0,"ask":284.3,"ask_size":7.0,"iv":0.2057,"open_interest":50.0,"volume":3.0,"delta":0.7125,"gamma":0.0009,"vega":6.6271,"theta":-2.2242,"rho":3.7831,"theo":281.6413,"change":30.07,"open":307.92,"high":308.02,"low":307.92,"tick":"up","last_trade_price":308.02,"last_trade_time":"2026-02-18T10:31:16","percent_change":10.8185,"prev_day_close":295.0},{"option":"SPX260320P06660000","bid":72.9,"bid_size":27.0,"ask":73.9,"ask_size":50.0,"iv":0.2055,"open_interest":1868.0,"volume":167.0,"delta":-0.2876,"gamma":0.0009,"vega":6.6271,"theta":-2.3022,"rho":-1.6722,"theo":73.0517,"change":-13.25,"open":69.5,"high":69.5,"low":58.2,"tick":"up","last_trade_price":60.65,"last_trade_time":"2026-02-18T14:06:20","percent_change":-17.9296,"prev_day_close":65.1500015258789},{"option":"SPX260320C06665000","bid":275.9,"bid_size":28.0,"ask":281.3,"ask_size":3.0,"iv":0.2055,"open_interest":6.0,"volume":8.0,"delta":0.7087,"gamma":0.0009,"vega":6.6666,"theta":-2.2308,"rho":3.765,"theo":277.6567,"change":29.16,"open":305.13,"high":310.73,"low":303.11,"tick":"down","last_trade_price":303.11,"last_trade_time":"2026-02-18T13:32:16","percent_change":10.6443,"prev_day_close":290.950012207031},{"option":"SPX260320P06665000","bid":73.9,"bid_size":11.0,"ask":75.0,"ask_size":28.0,"iv":0.2047,"open_interest":435.0,"volume":80.0,"delta":-0.2913,"gamma":0.0009,"vega":6.6666,"theta":-2.307,"rho":-1.6944,"theo":74.0499,"change":-6.5,"open":70.5,"high":73.9,"low":55.73,"tick":"up","last_trade_price":68.5,"last_trade_time":"2026-02-18T15:04:53","percent_change":-8.66667,"prev_day_close":66.0499992370606},{"option":"SPX260320C06670000","bid":272.1,"bid_size":7.0,"ask":276.3,"ask_size":7.0,"iv":0.2041,"open_interest":30.0,"volume":6.0,"delta":0.705,"gamma":0.0009,"vega":6.7056,"theta":-2.2372,"rho":3.7466,"theo":273.6867,"change":23.57,"open":301.46,"high":301.46,"low":293.62,"tick":"down","last_trade_price":293.62,"last_trade_time":"2026-02-18T14:22:43","percent_change":8.72801,"prev_day_close":286.900009155273},{"option":"SPX260320P06670000","bid":75.0,"bid_size":16.0,"ask":76.0,"ask_size":65.0,"iv":0.204,"open_interest":2056.0,"volume":87.0,"delta":-0.2951,"gamma":0.0009,"vega":6.7056,"theta":-2.3115,"rho":-1.7168,"theo":75.0627,"change":-11.35,"open":71.5,"high":76.0,"low":56.16,"tick":"up","last_trade_price":64.65,"last_trade_time":"2026-02-18T15:50:39","percent_change":-14.9342,"prev_day_close":67.0499992370606},{"option":"SPX260320C06675000","bid":268.2,"bid_size":36.0,"ask":272.4,"ask_size":36.0,"iv":0.2033,"open_interest":1226.0,"volume":0.0,"delta":0.7011,"gamma":0.0009,"vega":6.744,"theta":-2.2433,"rho":3.7281,"theo":269.7314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.66,"last_trade_time":"2026-02-17T15:35:28","percent_change":0.0,"prev_day_close":282.800003051758},{"option":"SPX260320P06675000","bid":76.0,"bid_size":7.0,"ask":77.0,"ask_size":65.0,"iv":0.2031,"open_interest":2573.0,"volume":201.0,"delta":-0.2989,"gamma":0.0009,"vega":6.744,"theta":-2.3158,"rho":-1.7395,"theo":76.0902,"change":-4.28,"open":73.0,"high":76.5,"low":57.9,"tick":"up","last_trade_price":72.77,"last_trade_time":"2026-02-18T15:26:43","percent_change":-5.55483,"prev_day_close":67.9500007629394},{"option":"SPX260320C06680000","bid":264.2,"bid_size":7.0,"ask":268.4,"ask_size":7.0,"iv":0.2024,"open_interest":48.0,"volume":0.0,"delta":0.6972,"gamma":0.0009,"vega":6.782,"theta":-2.2492,"rho":3.7094,"theo":265.7911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.0,"last_trade_time":"2026-02-17T09:49:24","percent_change":0.0,"prev_day_close":278.75},{"option":"SPX260320P06680000","bid":77.0,"bid_size":11.0,"ask":78.0,"ask_size":31.0,"iv":0.2023,"open_interest":594.0,"volume":71.0,"delta":-0.3028,"gamma":0.0009,"vega":6.782,"theta":-2.3198,"rho":-1.7622,"theo":77.1326,"change":-11.6,"open":73.6,"high":77.3,"low":58.62,"tick":"up","last_trade_price":66.5,"last_trade_time":"2026-02-18T15:50:39","percent_change":-14.8528,"prev_day_close":68.9000015258789},{"option":"SPX260320C06685000","bid":259.9,"bid_size":53.0,"ask":265.1,"ask_size":3.0,"iv":0.2018,"open_interest":4.0,"volume":0.0,"delta":0.6933,"gamma":0.0009,"vega":6.8194,"theta":-2.2548,"rho":3.6906,"theo":261.8657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":343.05,"last_trade_time":"2026-02-09T10:33:55","percent_change":0.0,"prev_day_close":274.850006103516},{"option":"SPX260320P06685000","bid":78.0,"bid_size":11.0,"ask":79.1,"ask_size":27.0,"iv":0.2015,"open_interest":268.0,"volume":54.0,"delta":-0.3067,"gamma":0.0009,"vega":6.8194,"theta":-2.3235,"rho":-1.7852,"theo":78.19,"change":-7.5,"open":74.6,"high":74.6,"low":60.58,"tick":"up","last_trade_price":71.7,"last_trade_time":"2026-02-18T15:02:25","percent_change":-9.4697,"prev_day_close":69.8499984741211},{"option":"SPX260320C06690000","bid":256.3,"bid_size":7.0,"ask":260.6,"ask_size":11.0,"iv":0.2007,"open_interest":30.0,"volume":5.0,"delta":0.6893,"gamma":0.0009,"vega":6.8564,"theta":-2.2601,"rho":3.6716,"theo":257.9555,"change":31.4,"open":285.75,"high":285.75,"low":285.75,"tick":"up","last_trade_price":285.75,"last_trade_time":"2026-02-18T13:36:36","percent_change":12.3452,"prev_day_close":270.75},{"option":"SPX260320P06690000","bid":79.1,"bid_size":11.0,"ask":80.1,"ask_size":30.0,"iv":0.2005,"open_interest":627.0,"volume":76.0,"delta":-0.3107,"gamma":0.0009,"vega":6.8564,"theta":-2.327,"rho":-1.8083,"theo":79.2625,"change":-8.22,"open":75.7,"high":78.5,"low":58.77,"tick":"down","last_trade_price":72.08,"last_trade_time":"2026-02-18T15:35:26","percent_change":-10.2366,"prev_day_close":70.8499984741211},{"option":"SPX260320C06695000","bid":252.1,"bid_size":53.0,"ask":257.3,"ask_size":3.0,"iv":0.2001,"open_interest":28.0,"volume":0.0,"delta":0.6853,"gamma":0.0009,"vega":6.8929,"theta":-2.2652,"rho":3.6523,"theo":254.0606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.6,"last_trade_time":"2026-02-13T14:59:22","percent_change":0.0,"prev_day_close":266.800003051758},{"option":"SPX260320P06695000","bid":80.2,"bid_size":11.0,"ask":81.2,"ask_size":22.0,"iv":0.1997,"open_interest":378.0,"volume":62.0,"delta":-0.3147,"gamma":0.0009,"vega":6.8929,"theta":-2.3302,"rho":-1.8316,"theo":80.3504,"change":-19.98,"open":76.8,"high":80.9,"low":61.3,"tick":"up","last_trade_price":61.42,"last_trade_time":"2026-02-18T11:14:44","percent_change":-24.5455,"prev_day_close":71.8499984741211},{"option":"SPX260320C06700000","bid":249.1,"bid_size":35.0,"ask":252.7,"ask_size":36.0,"iv":0.1994,"open_interest":22248.0,"volume":7.0,"delta":0.6812,"gamma":0.0009,"vega":6.929,"theta":-2.2699,"rho":3.6328,"theo":250.1812,"change":36.97,"open":261.6,"high":283.22,"low":261.6,"tick":"up","last_trade_price":283.22,"last_trade_time":"2026-02-18T13:01:23","percent_change":15.0132,"prev_day_close":262.850006103516},{"option":"SPX260320P06700000","bid":81.3,"bid_size":29.0,"ask":82.3,"ask_size":46.0,"iv":0.1988,"open_interest":45366.0,"volume":4390.0,"delta":-0.3188,"gamma":0.0009,"vega":6.929,"theta":-2.3331,"rho":-1.8552,"theo":81.4537,"change":7.95,"open":78.3,"high":81.0,"low":60.52,"tick":"up","last_trade_price":70.9,"last_trade_time":"2026-02-18T15:59:25","percent_change":10.9128,"prev_day_close":72.8499984741211},{"option":"SPX260320C06705000","bid":244.3,"bid_size":53.0,"ask":249.5,"ask_size":3.0,"iv":0.1983,"open_interest":2.0,"volume":0.0,"delta":0.6771,"gamma":0.0009,"vega":6.9648,"theta":-2.2744,"rho":3.613,"theo":246.3175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":329.56,"last_trade_time":"2026-01-30T15:36:16","percent_change":0.0,"prev_day_close":258.850006103516},{"option":"SPX260320P06705000","bid":82.4,"bid_size":11.0,"ask":83.5,"ask_size":26.0,"iv":0.198,"open_interest":699.0,"volume":59.0,"delta":-0.3229,"gamma":0.0009,"vega":6.9648,"theta":-2.3357,"rho":-1.8792,"theo":82.5728,"change":-17.9,"open":79.0,"high":82.9,"low":65.8,"tick":"down","last_trade_price":65.8,"last_trade_time":"2026-02-18T10:19:14","percent_change":-21.3859,"prev_day_close":73.9000015258789},{"option":"SPX260320C06710000","bid":240.9,"bid_size":7.0,"ask":245.0,"ask_size":7.0,"iv":0.1974,"open_interest":242.0,"volume":0.0,"delta":0.6729,"gamma":0.001,"vega":7.0002,"theta":-2.2786,"rho":3.5928,"theo":242.4698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":234.42,"last_trade_time":"2026-02-17T12:05:57","percent_change":0.0,"prev_day_close":254.900001525879},{"option":"SPX260320P06710000","bid":83.5,"bid_size":11.0,"ask":84.6,"ask_size":44.0,"iv":0.1972,"open_interest":430.0,"volume":71.0,"delta":-0.3271,"gamma":0.001,"vega":7.0002,"theta":-2.338,"rho":-1.9035,"theo":83.7079,"change":-20.15,"open":80.1,"high":83.3,"low":64.7,"tick":"down","last_trade_price":64.7,"last_trade_time":"2026-02-18T11:35:06","percent_change":-23.7478,"prev_day_close":74.9000015258789},{"option":"SPX260320C06715000","bid":236.6,"bid_size":53.0,"ask":241.8,"ask_size":3.0,"iv":0.1966,"open_interest":10.0,"volume":2.0,"delta":0.6687,"gamma":0.001,"vega":7.0354,"theta":-2.2824,"rho":3.5721,"theo":238.6385,"change":28.75,"open":262.3,"high":263.9,"low":262.3,"tick":"up","last_trade_price":263.9,"last_trade_time":"2026-02-18T13:37:41","percent_change":12.2262,"prev_day_close":251.050003051758},{"option":"SPX260320P06715000","bid":84.7,"bid_size":11.0,"ask":85.7,"ask_size":21.0,"iv":0.1964,"open_interest":960.0,"volume":62.0,"delta":-0.3314,"gamma":0.001,"vega":7.0354,"theta":-2.34,"rho":-1.9282,"theo":84.8593,"change":-7.4,"open":81.3,"high":84.2,"low":68.2,"tick":"down","last_trade_price":78.6,"last_trade_time":"2026-02-18T15:04:52","percent_change":-8.60465,"prev_day_close":75.9500007629394},{"option":"SPX260320C06720000","bid":233.2,"bid_size":7.0,"ask":237.4,"ask_size":11.0,"iv":0.1957,"open_interest":109.0,"volume":0.0,"delta":0.6644,"gamma":0.001,"vega":7.0702,"theta":-2.286,"rho":3.5511,"theo":234.8238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.32,"last_trade_time":"2026-02-13T15:23:09","percent_change":0.0,"prev_day_close":247.049995422363},{"option":"SPX260320P06720000","bid":85.8,"bid_size":11.0,"ask":86.9,"ask_size":44.0,"iv":0.1955,"open_interest":2405.0,"volume":80.0,"delta":-0.3356,"gamma":0.001,"vega":7.0702,"theta":-2.3417,"rho":-1.9534,"theo":86.0274,"change":-20.99,"open":82.4,"high":87.4,"low":66.26,"tick":"down","last_trade_price":66.26,"last_trade_time":"2026-02-18T11:31:10","percent_change":-24.0573,"prev_day_close":77.0499992370606},{"option":"SPX260320C06725000","bid":230.0,"bid_size":33.0,"ask":233.4,"ask_size":33.0,"iv":0.1952,"open_interest":1396.0,"volume":0.0,"delta":0.66,"gamma":0.001,"vega":7.1046,"theta":-2.2892,"rho":3.5295,"theo":231.0261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":222.58,"last_trade_time":"2026-02-17T15:38:05","percent_change":0.0,"prev_day_close":243.150001525879},{"option":"SPX260320P06725000","bid":87.0,"bid_size":27.0,"ask":88.1,"ask_size":60.0,"iv":0.1946,"open_interest":5565.0,"volume":270.0,"delta":-0.34,"gamma":0.001,"vega":7.1046,"theta":-2.343,"rho":-1.979,"theo":87.2125,"change":-12.35,"open":84.1,"high":84.1,"low":66.2,"tick":"up","last_trade_price":76.05,"last_trade_time":"2026-02-18T15:59:23","percent_change":-13.9706,"prev_day_close":78.0999984741211},{"option":"SPX260320C06730000","bid":225.6,"bid_size":7.0,"ask":229.7,"ask_size":7.0,"iv":0.1939,"open_interest":98.0,"volume":1.0,"delta":0.6556,"gamma":0.001,"vega":7.1385,"theta":-2.2921,"rho":3.5075,"theo":227.2458,"change":12.82,"open":236.62,"high":236.62,"low":236.62,"tick":"down","last_trade_price":236.62,"last_trade_time":"2026-02-18T15:35:28","percent_change":5.72833,"prev_day_close":239.25},{"option":"SPX260320P06730000","bid":88.2,"bid_size":9.0,"ask":89.3,"ask_size":42.0,"iv":0.1938,"open_interest":989.0,"volume":68.0,"delta":-0.3444,"gamma":0.001,"vega":7.1385,"theta":-2.344,"rho":-2.0051,"theo":88.415,"change":-3.49,"open":84.8,"high":88.9,"low":68.69,"tick":"up","last_trade_price":86.21,"last_trade_time":"2026-02-18T14:57:48","percent_change":-3.89075,"prev_day_close":79.2000007629394},{"option":"SPX260320C06735000","bid":221.6,"bid_size":3.0,"ask":226.4,"ask_size":3.0,"iv":0.1932,"open_interest":44.0,"volume":0.0,"delta":0.6512,"gamma":0.001,"vega":7.1719,"theta":-2.2946,"rho":3.4851,"theo":223.4833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":227.15,"last_trade_time":"2026-02-13T14:52:36","percent_change":0.0,"prev_day_close":235.400001525879},{"option":"SPX260320P06735000","bid":89.4,"bid_size":9.0,"ask":90.5,"ask_size":23.0,"iv":0.1929,"open_interest":377.0,"volume":43.0,"delta":-0.3488,"gamma":0.001,"vega":7.1719,"theta":-2.3447,"rho":-2.0316,"theo":89.6352,"change":-20.95,"open":86.0,"high":86.0,"low":70.0,"tick":"no_change","last_trade_price":70.0,"last_trade_time":"2026-02-18T11:28:42","percent_change":-23.0346,"prev_day_close":80.3499984741211},{"option":"SPX260320C06740000","bid":218.2,"bid_size":7.0,"ask":222.2,"ask_size":7.0,"iv":0.1922,"open_interest":560.0,"volume":0.0,"delta":0.6467,"gamma":0.001,"vega":7.2046,"theta":-2.2968,"rho":3.4624,"theo":219.7388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.18,"last_trade_time":"2026-02-17T10:22:53","percent_change":0.0,"prev_day_close":231.450004577637},{"option":"SPX260320P06740000","bid":90.6,"bid_size":27.0,"ask":91.7,"ask_size":68.0,"iv":0.192,"open_interest":1326.0,"volume":54.0,"delta":-0.3533,"gamma":0.001,"vega":7.2046,"theta":-2.345,"rho":-2.0584,"theo":90.8734,"change":-7.5,"open":87.2,"high":87.2,"low":70.25,"tick":"up","last_trade_price":84.7,"last_trade_time":"2026-02-18T15:05:07","percent_change":-8.13449,"prev_day_close":81.4500007629394},{"option":"SPX260320C06745000","bid":215.8,"bid_size":8.0,"ask":217.1,"ask_size":18.0,"iv":0.1913,"open_interest":52.0,"volume":0.0,"delta":0.6421,"gamma":0.001,"vega":7.2365,"theta":-2.2985,"rho":3.4394,"theo":216.0126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":307.85,"last_trade_time":"2026-02-09T15:52:25","percent_change":0.0,"prev_day_close":227.699996948242},{"option":"SPX260320P06745000","bid":91.9,"bid_size":9.0,"ask":93.0,"ask_size":23.0,"iv":0.1912,"open_interest":317.0,"volume":54.0,"delta":-0.3579,"gamma":0.001,"vega":7.2365,"theta":-2.3449,"rho":-2.0855,"theo":92.13,"change":-19.4,"open":88.5,"high":89.0,"low":74.1,"tick":"no_change","last_trade_price":74.1,"last_trade_time":"2026-02-18T13:35:59","percent_change":-20.7487,"prev_day_close":82.5999984741211},{"option":"SPX260320C06750000","bid":212.2,"bid_size":8.0,"ask":213.4,"ask_size":19.0,"iv":0.1904,"open_interest":12803.0,"volume":101.0,"delta":0.6375,"gamma":0.001,"vega":7.2675,"theta":-2.3,"rho":3.4161,"theo":212.3048,"change":11.6,"open":212.0,"high":243.0,"low":212.0,"tick":"up","last_trade_price":220.3,"last_trade_time":"2026-02-18T15:34:47","percent_change":5.55822,"prev_day_close":223.300003051758},{"option":"SPX260320P06750000","bid":93.1,"bid_size":27.0,"ask":94.2,"ask_size":57.0,"iv":0.1903,"open_interest":16372.0,"volume":751.0,"delta":-0.3625,"gamma":0.001,"vega":7.2675,"theta":-2.3445,"rho":-2.1128,"theo":93.405,"change":0.33,"open":90.3,"high":92.25,"low":70.24,"tick":"up","last_trade_price":81.55,"last_trade_time":"2026-02-18T15:59:23","percent_change":0.393796,"prev_day_close":83.7999992370606},{"option":"SPX260320C06755000","bid":208.5,"bid_size":8.0,"ask":209.7,"ask_size":20.0,"iv":0.1896,"open_interest":54.0,"volume":1.0,"delta":0.6328,"gamma":0.001,"vega":7.2977,"theta":-2.301,"rho":3.3927,"theo":208.6157,"change":28.03,"open":233.18,"high":233.18,"low":233.18,"tick":"up","last_trade_price":233.18,"last_trade_time":"2026-02-18T12:41:29","percent_change":13.6632,"prev_day_close":220.0},{"option":"SPX260320P06755000","bid":94.4,"bid_size":9.0,"ask":95.5,"ask_size":22.0,"iv":0.1894,"open_interest":472.0,"volume":59.0,"delta":-0.3672,"gamma":0.001,"vega":7.2977,"theta":-2.3436,"rho":-2.1404,"theo":94.6986,"change":-22.38,"open":91.0,"high":91.0,"low":73.72,"tick":"down","last_trade_price":73.72,"last_trade_time":"2026-02-18T12:41:29","percent_change":-23.2882,"prev_day_close":84.9500007629394},{"option":"SPX260320C06760000","bid":204.8,"bid_size":8.0,"ask":206.0,"ask_size":18.0,"iv":0.1887,"open_interest":181.0,"volume":3.0,"delta":0.6281,"gamma":0.001,"vega":7.327,"theta":-2.3016,"rho":3.3691,"theo":204.9454,"change":12.07,"open":231.0,"high":231.0,"low":213.62,"tick":"down","last_trade_price":213.62,"last_trade_time":"2026-02-18T15:35:28","percent_change":5.98859,"prev_day_close":216.25},{"option":"SPX260320P06760000","bid":95.7,"bid_size":9.0,"ask":96.8,"ask_size":32.0,"iv":0.1885,"open_interest":921.0,"volume":51.0,"delta":-0.3719,"gamma":0.001,"vega":7.327,"theta":-2.3424,"rho":-2.1681,"theo":96.0111,"change":-20.1,"open":92.4,"high":92.4,"low":75.08,"tick":"up","last_trade_price":77.4,"last_trade_time":"2026-02-18T13:35:59","percent_change":-20.6154,"prev_day_close":86.1500015258789},{"option":"SPX260320C06765000","bid":201.1,"bid_size":8.0,"ask":202.3,"ask_size":5.0,"iv":0.1878,"open_interest":17.0,"volume":0.0,"delta":0.6233,"gamma":0.001,"vega":7.3554,"theta":-2.3019,"rho":3.3453,"theo":201.294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.51,"last_trade_time":"2026-02-17T11:25:50","percent_change":0.0,"prev_day_close":212.100006103516},{"option":"SPX260320P06765000","bid":97.0,"bid_size":9.0,"ask":98.1,"ask_size":19.0,"iv":0.1876,"open_interest":411.0,"volume":52.0,"delta":-0.3767,"gamma":0.001,"vega":7.3554,"theta":-2.3408,"rho":-2.196,"theo":97.3424,"change":-8.55,"open":93.7,"high":93.7,"low":76.2,"tick":"up","last_trade_price":90.3,"last_trade_time":"2026-02-18T15:04:33","percent_change":-8.64947,"prev_day_close":87.4000015258789},{"option":"SPX260320C06770000","bid":197.5,"bid_size":8.0,"ask":198.6,"ask_size":20.0,"iv":0.1868,"open_interest":333.0,"volume":5.0,"delta":0.6185,"gamma":0.001,"vega":7.3829,"theta":-2.3018,"rho":3.3213,"theo":197.6617,"change":19.0,"open":213.2,"high":213.2,"low":213.2,"tick":"up","last_trade_price":213.2,"last_trade_time":"2026-02-18T14:27:54","percent_change":9.78373,"prev_day_close":208.300003051758},{"option":"SPX260320P06770000","bid":98.4,"bid_size":9.0,"ask":99.5,"ask_size":31.0,"iv":0.1868,"open_interest":563.0,"volume":78.0,"delta":-0.3815,"gamma":0.001,"vega":7.3829,"theta":-2.3388,"rho":-2.2241,"theo":98.6929,"change":-8.0,"open":95.0,"high":97.0,"low":76.0,"tick":"up","last_trade_price":92.2,"last_trade_time":"2026-02-18T14:37:56","percent_change":-7.98403,"prev_day_close":88.5999984741211},{"option":"SPX260320C06775000","bid":193.9,"bid_size":5.0,"ask":195.0,"ask_size":16.0,"iv":0.186,"open_interest":2240.0,"volume":4.0,"delta":0.6136,"gamma":0.0011,"vega":7.4096,"theta":-2.3012,"rho":3.297,"theo":194.0487,"change":11.56,"open":208.55,"high":208.55,"low":202.1,"tick":"up","last_trade_price":202.16,"last_trade_time":"2026-02-18T15:35:25","percent_change":6.06506,"prev_day_close":204.600006103516},{"option":"SPX260320P06775000","bid":99.7,"bid_size":22.0,"ask":100.8,"ask_size":63.0,"iv":0.1858,"open_interest":1571.0,"volume":68.0,"delta":-0.3864,"gamma":0.0011,"vega":7.4096,"theta":-2.3364,"rho":-2.2525,"theo":100.0627,"change":-10.93,"open":96.9,"high":98.1,"low":78.43,"tick":"down","last_trade_price":90.67,"last_trade_time":"2026-02-18T15:39:28","percent_change":-10.7579,"prev_day_close":89.9000015258789},{"option":"SPX260320C06780000","bid":190.3,"bid_size":5.0,"ask":191.4,"ask_size":16.0,"iv":0.1851,"open_interest":1753.0,"volume":40.0,"delta":0.6086,"gamma":0.0011,"vega":7.4355,"theta":-2.3002,"rho":3.2722,"theo":190.4554,"change":18.5,"open":215.5,"high":215.5,"low":193.7,"tick":"no_change","last_trade_price":205.5,"last_trade_time":"2026-02-18T15:47:42","percent_change":9.89305,"prev_day_close":200.899993896484},{"option":"SPX260320P06780000","bid":101.1,"bid_size":9.0,"ask":102.2,"ask_size":27.0,"iv":0.185,"open_interest":1918.0,"volume":86.0,"delta":-0.3914,"gamma":0.0011,"vega":7.4355,"theta":-2.3335,"rho":-2.2813,"theo":101.4521,"change":-14.15,"open":97.8,"high":101.9,"low":78.7,"tick":"up","last_trade_price":88.9,"last_trade_time":"2026-02-18T15:59:23","percent_change":-13.7312,"prev_day_close":91.1500015258789},{"option":"SPX260320C06785000","bid":186.7,"bid_size":8.0,"ask":187.8,"ask_size":48.0,"iv":0.1842,"open_interest":1869.0,"volume":0.0,"delta":0.6036,"gamma":0.0011,"vega":7.4606,"theta":-2.2988,"rho":3.2471,"theo":186.882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.0,"last_trade_time":"2026-02-17T10:44:52","percent_change":0.0,"prev_day_close":197.199996948242},{"option":"SPX260320P06785000","bid":102.5,"bid_size":6.0,"ask":103.6,"ask_size":54.0,"iv":0.1841,"open_interest":2018.0,"volume":527.0,"delta":-0.3964,"gamma":0.0011,"vega":7.4606,"theta":-2.3302,"rho":-2.3105,"theo":102.8615,"change":-11.9,"open":99.2,"high":101.0,"low":80.06,"tick":"down","last_trade_price":92.6,"last_trade_time":"2026-02-18T15:45:06","percent_change":-11.3876,"prev_day_close":92.4500007629394},{"option":"SPX260320C06790000","bid":183.1,"bid_size":5.0,"ask":184.2,"ask_size":16.0,"iv":0.1834,"open_interest":2540.0,"volume":0.0,"delta":0.5985,"gamma":0.0011,"vega":7.4849,"theta":-2.2969,"rho":3.2214,"theo":183.329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.46,"last_trade_time":"2026-02-17T13:54:46","percent_change":0.0,"prev_day_close":193.600006103516},{"option":"SPX260320P06790000","bid":103.9,"bid_size":9.0,"ask":105.0,"ask_size":27.0,"iv":0.1832,"open_interest":2639.0,"volume":44.0,"delta":-0.4015,"gamma":0.0011,"vega":7.4849,"theta":-2.3265,"rho":-2.3403,"theo":104.2913,"change":-9.45,"open":101.2,"high":101.2,"low":82.2,"tick":"up","last_trade_price":96.5,"last_trade_time":"2026-02-18T15:04:25","percent_change":-8.9193,"prev_day_close":93.7999992370606},{"option":"SPX260320C06795000","bid":179.6,"bid_size":9.0,"ask":180.8,"ask_size":41.0,"iv":0.1824,"open_interest":1174.0,"volume":0.0,"delta":0.5934,"gamma":0.0011,"vega":7.5083,"theta":-2.2946,"rho":3.1952,"theo":179.7969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.26,"last_trade_time":"2026-02-17T13:13:01","percent_change":0.0,"prev_day_close":189.899993896484},{"option":"SPX260320P06795000","bid":105.4,"bid_size":8.0,"ask":106.4,"ask_size":20.0,"iv":0.1823,"open_interest":1367.0,"volume":47.0,"delta":-0.4066,"gamma":0.0011,"vega":7.5083,"theta":-2.3224,"rho":-2.3706,"theo":105.7419,"change":-15.55,"open":102.1,"high":102.1,"low":85.4,"tick":"down","last_trade_price":91.9,"last_trade_time":"2026-02-18T15:52:20","percent_change":-14.4718,"prev_day_close":95.0999984741211},{"option":"SPX260320C06800000","bid":176.0,"bid_size":12.0,"ask":177.2,"ask_size":25.0,"iv":0.1815,"open_interest":44045.0,"volume":360.0,"delta":0.5882,"gamma":0.0011,"vega":7.5308,"theta":-2.2919,"rho":3.1684,"theo":176.2861,"change":0.1,"open":176.5,"high":203.33,"low":176.5,"tick":"up","last_trade_price":188.7,"last_trade_time":"2026-02-18T16:00:56","percent_change":0.0537032,"prev_day_close":186.200004577637},{"option":"SPX260320P06800000","bid":106.8,"bid_size":9.0,"ask":107.9,"ask_size":29.0,"iv":0.1814,"open_interest":47687.0,"volume":2739.0,"delta":-0.4118,"gamma":0.0011,"vega":7.5308,"theta":-2.3177,"rho":-2.4015,"theo":107.2138,"change":9.13,"open":104.8,"high":106.54,"low":81.85,"tick":"up","last_trade_price":96.6,"last_trade_time":"2026-02-18T16:13:00","percent_change":9.46604,"prev_day_close":96.4500007629394},{"option":"SPX260320C06805000","bid":172.5,"bid_size":9.0,"ask":173.7,"ask_size":18.0,"iv":0.1807,"open_interest":4483.0,"volume":0.0,"delta":0.5829,"gamma":0.0011,"vega":7.5523,"theta":-2.2886,"rho":3.1411,"theo":172.797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":166.1,"last_trade_time":"2026-02-17T15:31:53","percent_change":0.0,"prev_day_close":182.699996948242},{"option":"SPX260320P06805000","bid":108.3,"bid_size":8.0,"ask":109.4,"ask_size":49.0,"iv":0.1805,"open_interest":4579.0,"volume":58.0,"delta":-0.4171,"gamma":0.0011,"vega":7.5523,"theta":-2.3126,"rho":-2.4329,"theo":108.7076,"change":-21.65,"open":105.1,"high":105.1,"low":85.97,"tick":"no_change","last_trade_price":88.9,"last_trade_time":"2026-02-18T13:32:17","percent_change":-19.5839,"prev_day_close":97.7999992370606},{"option":"SPX260320C06810000","bid":169.0,"bid_size":22.0,"ask":170.2,"ask_size":23.0,"iv":0.1797,"open_interest":2583.0,"volume":3.0,"delta":0.5776,"gamma":0.0011,"vega":7.5727,"theta":-2.2849,"rho":3.1135,"theo":169.3302,"change":25.05,"open":169.6,"high":194.95,"low":169.6,"tick":"down","last_trade_price":191.25,"last_trade_time":"2026-02-18T12:41:08","percent_change":15.0722,"prev_day_close":179.100006103516},{"option":"SPX260320P06810000","bid":109.8,"bid_size":5.0,"ask":110.9,"ask_size":60.0,"iv":0.1795,"open_interest":2883.0,"volume":59.0,"delta":-0.4224,"gamma":0.0011,"vega":7.5727,"theta":-2.307,"rho":-2.4646,"theo":110.2235,"change":-19.85,"open":106.6,"high":106.6,"low":86.95,"tick":"up","last_trade_price":92.2,"last_trade_time":"2026-02-18T13:42:14","percent_change":-17.7153,"prev_day_close":99.2000007629394},{"option":"SPX260320C06815000","bid":165.5,"bid_size":27.0,"ask":166.7,"ask_size":51.0,"iv":0.1788,"open_interest":2129.0,"volume":3.0,"delta":0.5722,"gamma":0.0011,"vega":7.5918,"theta":-2.2806,"rho":3.0855,"theo":165.8859,"change":27.05,"open":189.85,"high":189.85,"low":189.85,"tick":"up","last_trade_price":189.85,"last_trade_time":"2026-02-18T10:40:38","percent_change":16.6155,"prev_day_close":175.5},{"option":"SPX260320P06815000","bid":111.2,"bid_size":8.0,"ask":112.4,"ask_size":53.0,"iv":0.1787,"open_interest":2185.0,"volume":54.0,"delta":-0.4278,"gamma":0.0011,"vega":7.5918,"theta":-2.3009,"rho":-2.4967,"theo":111.7619,"change":-5.17,"open":108.1,"high":108.48,"low":87.0,"tick":"up","last_trade_price":108.48,"last_trade_time":"2026-02-18T15:20:52","percent_change":-4.54906,"prev_day_close":100.650001525879},{"option":"SPX260320C06820000","bid":162.1,"bid_size":24.0,"ask":163.3,"ask_size":24.0,"iv":0.1778,"open_interest":2725.0,"volume":7.0,"delta":0.5668,"gamma":0.0011,"vega":7.6097,"theta":-2.2759,"rho":3.0573,"theo":162.4643,"change":5.6,"open":187.6,"high":188.22,"low":165.0,"tick":"no_change","last_trade_price":165.0,"last_trade_time":"2026-02-18T15:15:20","percent_change":3.51317,"prev_day_close":172.0},{"option":"SPX260320P06820000","bid":112.8,"bid_size":8.0,"ask":113.9,"ask_size":56.0,"iv":0.1778,"open_interest":2824.0,"volume":63.0,"delta":-0.4332,"gamma":0.0011,"vega":7.6097,"theta":-2.2943,"rho":-2.529,"theo":113.3232,"change":-20.35,"open":109.7,"high":109.7,"low":88.3,"tick":"up","last_trade_price":94.9,"last_trade_time":"2026-02-18T13:42:14","percent_change":-17.6573,"prev_day_close":102.099998474121},{"option":"SPX260320C06825000","bid":158.7,"bid_size":9.0,"ask":159.9,"ask_size":23.0,"iv":0.1769,"open_interest":6908.0,"volume":9.0,"delta":0.5613,"gamma":0.0012,"vega":7.6263,"theta":-2.2706,"rho":3.0289,"theo":159.0658,"change":24.9,"open":181.43,"high":182.55,"low":181.0,"tick":"down","last_trade_price":181.0,"last_trade_time":"2026-02-18T12:38:09","percent_change":15.9513,"prev_day_close":168.449996948242},{"option":"SPX260320P06825000","bid":114.4,"bid_size":5.0,"ask":115.5,"ask_size":60.0,"iv":0.1768,"open_interest":6994.0,"volume":207.0,"delta":-0.4388,"gamma":0.0012,"vega":7.6263,"theta":-2.2871,"rho":-2.5615,"theo":114.9074,"change":-9.67,"open":112.2,"high":112.2,"low":89.27,"tick":"up","last_trade_price":107.28,"last_trade_time":"2026-02-18T15:05:13","percent_change":-8.26849,"prev_day_close":103.599998474121},{"option":"SPX260320C06830000","bid":155.4,"bid_size":6.0,"ask":156.5,"ask_size":23.0,"iv":0.176,"open_interest":5960.0,"volume":2.0,"delta":0.5557,"gamma":0.0012,"vega":7.6414,"theta":-2.2648,"rho":3.0003,"theo":155.6904,"change":18.64,"open":177.4,"high":177.4,"low":171.29,"tick":"down","last_trade_price":171.29,"last_trade_time":"2026-02-18T15:53:07","percent_change":12.2109,"prev_day_close":164.949996948242},{"option":"SPX260320P06830000","bid":116.0,"bid_size":5.0,"ask":117.1,"ask_size":60.0,"iv":0.1759,"open_interest":6498.0,"volume":50.0,"delta":-0.4443,"gamma":0.0012,"vega":7.6414,"theta":-2.2795,"rho":-2.5941,"theo":116.5148,"change":-14.6,"open":112.9,"high":112.9,"low":90.85,"tick":"down","last_trade_price":103.95,"last_trade_time":"2026-02-18T16:00:23","percent_change":-12.3155,"prev_day_close":105.049999237061},{"option":"SPX260320C06835000","bid":152.0,"bid_size":9.0,"ask":153.1,"ask_size":19.0,"iv":0.1751,"open_interest":3808.0,"volume":2.0,"delta":0.5501,"gamma":0.0012,"vega":7.6553,"theta":-2.2585,"rho":2.9716,"theo":152.3385,"change":23.71,"open":175.7,"high":175.7,"low":173.21,"tick":"down","last_trade_price":173.21,"last_trade_time":"2026-02-18T12:41:29","percent_change":15.8595,"prev_day_close":161.5},{"option":"SPX260320P06835000","bid":117.6,"bid_size":17.0,"ask":118.7,"ask_size":16.0,"iv":0.175,"open_interest":4051.0,"volume":49.0,"delta":-0.45,"gamma":0.0012,"vega":7.6553,"theta":-2.2713,"rho":-2.6269,"theo":118.1456,"change":-26.75,"open":114.6,"high":114.6,"low":93.07,"tick":"up","last_trade_price":93.5,"last_trade_time":"2026-02-18T12:41:29","percent_change":-22.2453,"prev_day_close":106.549999237061},{"option":"SPX260320C06840000","bid":148.6,"bid_size":26.0,"ask":149.8,"ask_size":24.0,"iv":0.1742,"open_interest":4620.0,"volume":4.0,"delta":0.5444,"gamma":0.0012,"vega":7.6678,"theta":-2.2517,"rho":2.9426,"theo":149.0103,"change":24.1,"open":170.3,"high":170.3,"low":170.3,"tick":"up","last_trade_price":170.3,"last_trade_time":"2026-02-18T12:38:06","percent_change":16.4843,"prev_day_close":158.050003051758},{"option":"SPX260320P06840000","bid":118.9,"bid_size":45.0,"ask":120.5,"ask_size":51.0,"iv":0.1738,"open_interest":4719.0,"volume":61.0,"delta":-0.4557,"gamma":0.0012,"vega":7.6678,"theta":-2.2626,"rho":-2.6601,"theo":119.8002,"change":-8.6,"open":116.3,"high":116.33,"low":93.6,"tick":"up","last_trade_price":113.4,"last_trade_time":"2026-02-18T15:18:39","percent_change":-7.04918,"prev_day_close":108.099998474121},{"option":"SPX260320C06845000","bid":145.3,"bid_size":9.0,"ask":146.5,"ask_size":20.0,"iv":0.1732,"open_interest":4716.0,"volume":4.0,"delta":0.5386,"gamma":0.0012,"vega":7.6789,"theta":-2.2443,"rho":2.9132,"theo":145.7062,"change":23.6,"open":166.6,"high":166.6,"low":166.6,"tick":"up","last_trade_price":166.6,"last_trade_time":"2026-02-18T12:38:38","percent_change":16.5035,"prev_day_close":154.600006103516},{"option":"SPX260320P06845000","bid":120.3,"bid_size":47.0,"ask":122.4,"ask_size":40.0,"iv":0.1729,"open_interest":4739.0,"volume":52.0,"delta":-0.4614,"gamma":0.0012,"vega":7.6789,"theta":-2.2534,"rho":-2.6936,"theo":121.4788,"change":-19.57,"open":118.0,"high":118.0,"low":96.07,"tick":"no_change","last_trade_price":104.18,"last_trade_time":"2026-02-18T14:08:25","percent_change":-15.8141,"prev_day_close":109.700000762939},{"option":"SPX260320C06850000","bid":142.1,"bid_size":6.0,"ask":143.2,"ask_size":30.0,"iv":0.1723,"open_interest":41470.0,"volume":4025.0,"delta":0.5328,"gamma":0.0012,"vega":7.6886,"theta":-2.2364,"rho":2.8832,"theo":142.4267,"change":15.45,"open":143.51,"high":166.43,"low":142.81,"tick":"up","last_trade_price":155.2,"last_trade_time":"2026-02-18T15:47:42","percent_change":11.0555,"prev_day_close":151.099998474121},{"option":"SPX260320P06850000","bid":122.0,"bid_size":54.0,"ask":123.9,"ask_size":54.0,"iv":0.1718,"open_interest":42420.0,"volume":4563.0,"delta":-0.4672,"gamma":0.0012,"vega":7.6886,"theta":-2.2436,"rho":-2.7276,"theo":123.182,"change":9.88,"open":120.9,"high":123.0,"low":94.4,"tick":"up","last_trade_price":108.7,"last_trade_time":"2026-02-18T15:59:26","percent_change":8.8809,"prev_day_close":111.25},{"option":"SPX260320C06855000","bid":138.8,"bid_size":11.0,"ask":139.9,"ask_size":21.0,"iv":0.1714,"open_interest":5685.0,"volume":18.0,"delta":0.5269,"gamma":0.0012,"vega":7.6968,"theta":-2.2279,"rho":2.8527,"theo":139.1724,"change":26.41,"open":162.89,"high":162.91,"low":162.89,"tick":"up","last_trade_price":162.91,"last_trade_time":"2026-02-18T12:08:26","percent_change":19.348,"prev_day_close":147.799995422363},{"option":"SPX260320P06855000","bid":123.8,"bid_size":47.0,"ask":125.9,"ask_size":47.0,"iv":0.1711,"open_interest":5818.0,"volume":32.0,"delta":-0.4731,"gamma":0.0012,"vega":7.6968,"theta":-2.2332,"rho":-2.7622,"theo":124.9105,"change":-19.5,"open":121.4,"high":121.4,"low":95.88,"tick":"up","last_trade_price":107.8,"last_trade_time":"2026-02-18T14:13:04","percent_change":-15.3181,"prev_day_close":112.900001525879},{"option":"SPX260320C06860000","bid":135.6,"bid_size":7.0,"ask":136.7,"ask_size":25.0,"iv":0.1704,"open_interest":4853.0,"volume":247.0,"delta":0.5209,"gamma":0.0012,"vega":7.7035,"theta":-2.2189,"rho":2.8215,"theo":135.944,"change":13.76,"open":138.8,"high":151.67,"low":137.6,"tick":"down","last_trade_price":147.16,"last_trade_time":"2026-02-18T16:02:43","percent_change":10.3148,"prev_day_close":144.400001525879},{"option":"SPX260320P06860000","bid":125.5,"bid_size":54.0,"ask":127.3,"ask_size":50.0,"iv":0.1699,"open_interest":5045.0,"volume":217.0,"delta":-0.4791,"gamma":0.0012,"vega":7.7035,"theta":-2.2223,"rho":-2.7975,"theo":126.665,"change":-10.75,"open":123.2,"high":123.2,"low":101.1,"tick":"down","last_trade_price":118.4,"last_trade_time":"2026-02-18T15:31:18","percent_change":-8.32366,"prev_day_close":114.5},{"option":"SPX260320C06865000","bid":132.3,"bid_size":29.0,"ask":133.5,"ask_size":22.0,"iv":0.1695,"open_interest":4442.0,"volume":195.0,"delta":0.5149,"gamma":0.0012,"vega":7.7086,"theta":-2.2092,"rho":2.7898,"theo":132.7424,"change":17.3,"open":134.21,"high":156.46,"low":130.6,"tick":"up","last_trade_price":147.6,"last_trade_time":"2026-02-18T15:56:31","percent_change":13.2771,"prev_day_close":141.049995422363},{"option":"SPX260320P06865000","bid":127.3,"bid_size":47.0,"ask":129.4,"ask_size":47.0,"iv":0.1692,"open_interest":4158.0,"volume":211.0,"delta":-0.4851,"gamma":0.0012,"vega":7.7086,"theta":-2.2108,"rho":-2.8333,"theo":128.446,"change":-15.16,"open":124.6,"high":127.5,"low":102.23,"tick":"down","last_trade_price":115.79,"last_trade_time":"2026-02-18T15:43:11","percent_change":-11.5769,"prev_day_close":116.150001525879},{"option":"SPX260320C06870000","bid":129.2,"bid_size":7.0,"ask":130.3,"ask_size":26.0,"iv":0.1685,"open_interest":5387.0,"volume":1247.0,"delta":0.5088,"gamma":0.0012,"vega":7.7121,"theta":-2.199,"rho":2.7575,"theo":129.568,"change":9.3,"open":130.7,"high":154.2,"low":128.0,"tick":"up","last_trade_price":136.5,"last_trade_time":"2026-02-18T15:42:03","percent_change":7.31132,"prev_day_close":137.75},{"option":"SPX260320P06870000","bid":129.1,"bid_size":54.0,"ask":130.9,"ask_size":51.0,"iv":0.1681,"open_interest":4938.0,"volume":440.0,"delta":-0.4912,"gamma":0.0012,"vega":7.7121,"theta":-2.1987,"rho":-2.8697,"theo":130.2545,"change":-14.85,"open":126.4,"high":130.0,"low":103.83,"tick":"down","last_trade_price":118.0,"last_trade_time":"2026-02-18T15:42:46","percent_change":-11.178,"prev_day_close":117.849998474121},{"option":"SPX260320C06875000","bid":126.0,"bid_size":29.0,"ask":127.2,"ask_size":26.0,"iv":0.1676,"open_interest":8061.0,"volume":1619.0,"delta":0.5027,"gamma":0.0012,"vega":7.7138,"theta":-2.1881,"rho":2.7248,"theo":126.4217,"change":10.9,"open":127.6,"high":149.33,"low":124.8,"tick":"no_change","last_trade_price":135.0,"last_trade_time":"2026-02-18T15:46:11","percent_change":8.78324,"prev_day_close":134.549995422363},{"option":"SPX260320P06875000","bid":130.9,"bid_size":54.0,"ask":132.8,"ask_size":53.0,"iv":0.1672,"open_interest":7803.0,"volume":1735.0,"delta":-0.4974,"gamma":0.0012,"vega":7.7138,"theta":-2.186,"rho":-2.9065,"theo":132.0909,"change":-16.65,"open":129.1,"high":131.8,"low":103.55,"tick":"down","last_trade_price":118.2,"last_trade_time":"2026-02-18T16:14:50","percent_change":-12.3471,"prev_day_close":119.599998474121},{"option":"SPX260320C06880000","bid":122.9,"bid_size":29.0,"ask":124.0,"ask_size":26.0,"iv":0.1667,"open_interest":9140.0,"volume":430.0,"delta":0.4964,"gamma":0.0012,"vega":7.7138,"theta":-2.1767,"rho":2.6918,"theo":123.3039,"change":-1.49,"open":123.9,"high":145.66,"low":123.9,"tick":"up","last_trade_price":128.93,"last_trade_time":"2026-02-18T15:34:47","percent_change":-1.1348,"prev_day_close":131.299995422363},{"option":"SPX260320P06880000","bid":132.8,"bid_size":56.0,"ask":134.7,"ask_size":50.0,"iv":0.1663,"open_interest":8973.0,"volume":461.0,"delta":-0.5036,"gamma":0.0012,"vega":7.7138,"theta":-2.1727,"rho":-2.9435,"theo":133.9558,"change":6.06,"open":131.0,"high":135.9,"low":106.9,"tick":"no_change","last_trade_price":119.6,"last_trade_time":"2026-02-18T15:59:39","percent_change":4.99382,"prev_day_close":121.349998474121},{"option":"SPX260320C06885000","bid":119.8,"bid_size":29.0,"ask":121.0,"ask_size":22.0,"iv":0.1658,"open_interest":6996.0,"volume":942.0,"delta":0.4902,"gamma":0.0012,"vega":7.7119,"theta":-2.1646,"rho":2.6588,"theo":120.215,"change":12.83,"open":120.9,"high":143.7,"low":120.5,"tick":"down","last_trade_price":130.88,"last_trade_time":"2026-02-18T15:48:13","percent_change":10.8683,"prev_day_close":128.049995422363},{"option":"SPX260320P06885000","bid":134.7,"bid_size":47.0,"ask":136.9,"ask_size":47.0,"iv":0.1655,"open_interest":7170.0,"volume":1080.0,"delta":-0.5099,"gamma":0.0012,"vega":7.7119,"theta":-2.1588,"rho":-2.9807,"theo":135.8497,"change":-18.51,"open":132.8,"high":134.5,"low":107.8,"tick":"down","last_trade_price":120.14,"last_trade_time":"2026-02-18T15:48:13","percent_change":-13.3502,"prev_day_close":123.099998474121},{"option":"SPX260320C06890000","bid":116.8,"bid_size":20.0,"ask":117.9,"ask_size":26.0,"iv":0.1648,"open_interest":8871.0,"volume":575.0,"delta":0.4838,"gamma":0.0012,"vega":7.7082,"theta":-2.152,"rho":2.6256,"theo":117.1556,"change":12.5,"open":116.7,"high":136.7,"low":116.7,"tick":"no_change","last_trade_price":127.5,"last_trade_time":"2026-02-18T16:04:22","percent_change":10.8696,"prev_day_close":124.900001525879},{"option":"SPX260320P06890000","bid":136.6,"bid_size":56.0,"ask":138.6,"ask_size":50.0,"iv":0.1644,"open_interest":9446.0,"volume":569.0,"delta":-0.5162,"gamma":0.0012,"vega":7.7082,"theta":-2.1443,"rho":-3.018,"theo":137.7731,"change":-17.2,"open":134.8,"high":134.8,"low":109.0,"tick":"no_change","last_trade_price":123.5,"last_trade_time":"2026-02-18T16:04:22","percent_change":-12.2246,"prev_day_close":124.900001525879},{"option":"SPX260320C06895000","bid":113.7,"bid_size":29.0,"ask":114.9,"ask_size":22.0,"iv":0.1639,"open_interest":4802.0,"volume":855.0,"delta":0.4774,"gamma":0.0012,"vega":7.7027,"theta":-2.1387,"rho":2.5922,"theo":114.126,"change":11.9,"open":113.7,"high":136.0,"low":113.7,"tick":"no_change","last_trade_price":124.0,"last_trade_time":"2026-02-18T16:08:46","percent_change":10.6155,"prev_day_close":121.75},{"option":"SPX260320P06895000","bid":138.6,"bid_size":47.0,"ask":140.8,"ask_size":47.0,"iv":0.1637,"open_interest":4791.0,"volume":816.0,"delta":-0.5226,"gamma":0.0012,"vega":7.7027,"theta":-2.1291,"rho":-3.0554,"theo":139.7263,"change":-16.75,"open":121.0,"high":130.5,"low":111.27,"tick":"no_change","last_trade_price":126.0,"last_trade_time":"2026-02-18T16:08:46","percent_change":-11.7338,"prev_day_close":126.799999237061},{"option":"SPX260320C06900000","bid":110.8,"bid_size":40.0,"ask":111.9,"ask_size":33.0,"iv":0.1629,"open_interest":74819.0,"volume":9880.0,"delta":0.4709,"gamma":0.0013,"vega":7.6952,"theta":-2.1248,"rho":2.5586,"theo":111.127,"change":14.4,"open":112.6,"high":133.92,"low":112.03,"tick":"no_change","last_trade_price":121.0,"last_trade_time":"2026-02-18T16:11:07","percent_change":13.1868,"prev_day_close":118.650001525879},{"option":"SPX260320P06900000","bid":140.6,"bid_size":56.0,"ask":142.4,"ask_size":36.0,"iv":0.1625,"open_interest":77390.0,"volume":9736.0,"delta":-0.5291,"gamma":0.0013,"vega":7.6952,"theta":-2.1134,"rho":-3.0931,"theo":141.71,"change":13.2,"open":138.0,"high":138.3,"low":109.39,"tick":"no_change","last_trade_price":128.0,"last_trade_time":"2026-02-18T16:11:07","percent_change":10.2604,"prev_day_close":128.650001525879},{"option":"SPX260320C06905000","bid":107.8,"bid_size":38.0,"ask":108.9,"ask_size":43.0,"iv":0.1621,"open_interest":6145.0,"volume":1394.0,"delta":0.4644,"gamma":0.0013,"vega":7.6857,"theta":-2.1104,"rho":2.5246,"theo":108.1592,"change":10.7,"open":107.8,"high":129.1,"low":107.8,"tick":"down","last_trade_price":117.0,"last_trade_time":"2026-02-18T16:09:29","percent_change":10.0659,"prev_day_close":115.549999237061},{"option":"SPX260320P06905000","bid":142.6,"bid_size":47.0,"ask":144.8,"ask_size":47.0,"iv":0.1618,"open_interest":6344.0,"volume":1358.0,"delta":-0.5356,"gamma":0.0013,"vega":7.6857,"theta":-2.097,"rho":-3.1313,"theo":143.725,"change":-16.95,"open":139.2,"high":139.2,"low":114.5,"tick":"up","last_trade_price":130.0,"last_trade_time":"2026-02-18T16:09:29","percent_change":-11.5345,"prev_day_close":130.549995422363},{"option":"SPX260320C06910000","bid":104.9,"bid_size":29.0,"ask":106.1,"ask_size":53.0,"iv":0.1611,"open_interest":5958.0,"volume":1480.0,"delta":0.4578,"gamma":0.0013,"vega":7.674,"theta":-2.0952,"rho":2.4899,"theo":105.2237,"change":7.9,"open":104.9,"high":127.0,"low":104.9,"tick":"no_change","last_trade_price":118.0,"last_trade_time":"2026-02-18T13:55:38","percent_change":7.0191,"prev_day_close":112.549999237061},{"option":"SPX260320P06910000","bid":144.7,"bid_size":56.0,"ask":146.5,"ask_size":21.0,"iv":0.1606,"open_interest":5722.0,"volume":1469.0,"delta":-0.5422,"gamma":0.0013,"vega":7.674,"theta":-2.0801,"rho":-3.17,"theo":145.7723,"change":-7.8,"open":124.0,"high":137.23,"low":112.5,"tick":"up","last_trade_price":137.23,"last_trade_time":"2026-02-18T14:38:11","percent_change":-5.88679,"prev_day_close":132.5},{"option":"SPX260320C06915000","bid":102.0,"bid_size":29.0,"ask":103.1,"ask_size":54.0,"iv":0.1602,"open_interest":4555.0,"volume":3016.0,"delta":0.4511,"gamma":0.0013,"vega":7.6601,"theta":-2.0795,"rho":2.4546,"theo":102.3217,"change":12.55,"open":102.1,"high":124.0,"low":102.1,"tick":"up","last_trade_price":113.2,"last_trade_time":"2026-02-18T15:59:30","percent_change":12.469,"prev_day_close":109.5},{"option":"SPX260320P06915000","bid":146.8,"bid_size":45.0,"ask":149.0,"ask_size":45.0,"iv":0.16,"open_interest":4380.0,"volume":3079.0,"delta":-0.5489,"gamma":0.0013,"vega":7.6601,"theta":-2.0625,"rho":-3.2094,"theo":147.853,"change":-6.87,"open":124.9,"high":144.23,"low":115.0,"tick":"up","last_trade_price":144.23,"last_trade_time":"2026-02-18T15:20:52","percent_change":-4.54666,"prev_day_close":134.450004577637},{"option":"SPX260320C06920000","bid":99.2,"bid_size":22.0,"ask":100.2,"ask_size":45.0,"iv":0.1592,"open_interest":7303.0,"volume":4516.0,"delta":0.4444,"gamma":0.0013,"vega":7.6439,"theta":-2.0632,"rho":2.4186,"theo":99.4544,"change":14.67,"open":99.3,"high":120.82,"low":99.3,"tick":"down","last_trade_price":112.57,"last_trade_time":"2026-02-18T15:53:24","percent_change":14.9847,"prev_day_close":106.549999237061},{"option":"SPX260320P06920000","bid":148.9,"bid_size":54.0,"ask":150.9,"ask_size":44.0,"iv":0.1589,"open_interest":6888.0,"volume":4392.0,"delta":-0.5556,"gamma":0.0013,"vega":7.6439,"theta":-2.0443,"rho":-3.2495,"theo":149.9684,"change":-22.56,"open":124.5,"high":130.74,"low":116.62,"tick":"up","last_trade_price":130.74,"last_trade_time":"2026-02-18T15:53:00","percent_change":-14.7162,"prev_day_close":136.400001525879},{"option":"SPX260320C06925000","bid":96.3,"bid_size":23.0,"ask":97.4,"ask_size":63.0,"iv":0.1583,"open_interest":9470.0,"volume":1155.0,"delta":0.4376,"gamma":0.0013,"vega":7.6252,"theta":-2.0462,"rho":2.3821,"theo":96.623,"change":8.28,"open":96.4,"high":116.62,"low":96.4,"tick":"up","last_trade_price":103.43,"last_trade_time":"2026-02-18T15:45:39","percent_change":8.70205,"prev_day_close":103.549999237061},{"option":"SPX260320P06925000","bid":151.1,"bid_size":53.0,"ask":152.9,"ask_size":16.0,"iv":0.1579,"open_interest":7709.0,"volume":111.0,"delta":-0.5624,"gamma":0.0013,"vega":7.6252,"theta":-2.0255,"rho":-3.2902,"theo":152.1198,"change":-12.37,"open":150.0,"high":150.0,"low":120.35,"tick":"down","last_trade_price":143.08,"last_trade_time":"2026-02-18T15:05:13","percent_change":-7.95754,"prev_day_close":138.5},{"option":"SPX260320C06930000","bid":93.6,"bid_size":22.0,"ask":94.6,"ask_size":48.0,"iv":0.1574,"open_interest":8319.0,"volume":222.0,"delta":0.4308,"gamma":0.0013,"vega":7.6041,"theta":-2.0286,"rho":2.3451,"theo":93.8286,"change":2.65,"open":93.7,"high":113.11,"low":93.7,"tick":"down","last_trade_price":102.96,"last_trade_time":"2026-02-18T16:02:43","percent_change":2.63288,"prev_day_close":100.650001525879},{"option":"SPX260320P06930000","bid":153.3,"bid_size":54.0,"ask":155.3,"ask_size":38.0,"iv":0.1571,"open_interest":8262.0,"volume":10.0,"delta":-0.5692,"gamma":0.0013,"vega":7.6041,"theta":-2.006,"rho":-3.3312,"theo":154.3082,"change":-12.48,"open":140.78,"high":145.44,"low":123.2,"tick":"down","last_trade_price":145.27,"last_trade_time":"2026-02-18T14:39:45","percent_change":-7.91125,"prev_day_close":140.5},{"option":"SPX260320C06935000","bid":90.8,"bid_size":29.0,"ask":91.9,"ask_size":55.0,"iv":0.1565,"open_interest":7539.0,"volume":125.0,"delta":0.4239,"gamma":0.0013,"vega":7.5808,"theta":-2.0105,"rho":2.3081,"theo":91.0723,"change":17.75,"open":91.0,"high":109.72,"low":91.0,"tick":"no_change","last_trade_price":107.6,"last_trade_time":"2026-02-18T11:53:41","percent_change":19.7551,"prev_day_close":97.7999992370606},{"option":"SPX260320P06935000","bid":155.5,"bid_size":45.0,"ask":157.7,"ask_size":45.0,"iv":0.1563,"open_interest":7794.0,"volume":12.0,"delta":-0.5761,"gamma":0.0013,"vega":7.5808,"theta":-1.986,"rho":-3.3723,"theo":156.5347,"change":-33.1,"open":129.9,"high":129.9,"low":126.0,"tick":"up","last_trade_price":127.0,"last_trade_time":"2026-02-18T10:54:00","percent_change":-20.6746,"prev_day_close":142.600006103516},{"option":"SPX260320C06940000","bid":88.1,"bid_size":11.0,"ask":89.2,"ask_size":64.0,"iv":0.1556,"open_interest":7894.0,"volume":165.0,"delta":0.4169,"gamma":0.0013,"vega":7.5551,"theta":-1.9917,"rho":2.271,"theo":88.3551,"change":4.2,"open":88.5,"high":108.07,"low":88.5,"tick":"down","last_trade_price":91.3,"last_trade_time":"2026-02-18T15:07:33","percent_change":4.82205,"prev_day_close":94.9500007629394},{"option":"SPX260320P06940000","bid":157.8,"bid_size":51.0,"ask":159.7,"ask_size":15.0,"iv":0.1551,"open_interest":8409.0,"volume":33.0,"delta":-0.5831,"gamma":0.0013,"vega":7.5551,"theta":-1.9653,"rho":-3.4135,"theo":158.8002,"change":-30.65,"open":155.21,"high":155.21,"low":125.4,"tick":"up","last_trade_price":131.9,"last_trade_time":"2026-02-18T13:35:57","percent_change":-18.8557,"prev_day_close":144.75},{"option":"SPX260320C06945000","bid":85.5,"bid_size":20.0,"ask":86.5,"ask_size":55.0,"iv":0.1546,"open_interest":6418.0,"volume":52.0,"delta":0.4099,"gamma":0.0013,"vega":7.5273,"theta":-1.9723,"rho":2.2339,"theo":85.6776,"change":9.14,"open":85.9,"high":104.36,"low":85.9,"tick":"no_change","last_trade_price":93.79,"last_trade_time":"2026-02-18T16:06:14","percent_change":10.7974,"prev_day_close":92.1500015258789},{"option":"SPX260320P06945000","bid":160.1,"bid_size":44.0,"ask":162.3,"ask_size":44.0,"iv":0.1544,"open_interest":6490.0,"volume":35.0,"delta":-0.5901,"gamma":0.0013,"vega":7.5273,"theta":-1.9441,"rho":-3.4546,"theo":161.1055,"change":-18.79,"open":157.9,"high":157.9,"low":127.4,"tick":"no_change","last_trade_price":146.06,"last_trade_time":"2026-02-18T16:06:14","percent_change":-11.3982,"prev_day_close":146.949996948242},{"option":"SPX260320C06950000","bid":82.9,"bid_size":24.0,"ask":83.9,"ask_size":65.0,"iv":0.1538,"open_interest":42873.0,"volume":381.0,"delta":0.4029,"gamma":0.0013,"vega":7.4972,"theta":-1.9524,"rho":2.1968,"theo":83.0409,"change":2.5,"open":83.1,"high":101.62,"low":83.1,"tick":"up","last_trade_price":94.55,"last_trade_time":"2026-02-18T15:57:29","percent_change":2.79642,"prev_day_close":89.3999977111816},{"option":"SPX260320P06950000","bid":162.5,"bid_size":50.0,"ask":164.5,"ask_size":23.0,"iv":0.1534,"open_interest":38949.0,"volume":60.0,"delta":-0.5971,"gamma":0.0013,"vega":7.4972,"theta":-1.9223,"rho":-3.4959,"theo":163.4515,"change":-7.46,"open":139.68,"high":159.84,"low":129.87,"tick":"up","last_trade_price":159.84,"last_trade_time":"2026-02-18T15:21:39","percent_change":-4.45905,"prev_day_close":149.150001525879},{"option":"SPX260320C06955000","bid":80.3,"bid_size":19.0,"ask":81.3,"ask_size":55.0,"iv":0.1528,"open_interest":9841.0,"volume":41.0,"delta":0.3958,"gamma":0.0013,"vega":7.4646,"theta":-1.9319,"rho":2.1594,"theo":80.446,"change":17.07,"open":80.7,"high":96.8,"low":80.7,"tick":"down","last_trade_price":96.62,"last_trade_time":"2026-02-18T12:32:47","percent_change":21.4582,"prev_day_close":86.6500015258789},{"option":"SPX260320P06955000","bid":164.9,"bid_size":44.0,"ask":167.1,"ask_size":34.0,"iv":0.1527,"open_interest":9382.0,"volume":1.0,"delta":-0.6042,"gamma":0.0013,"vega":7.4646,"theta":-1.9,"rho":-3.5373,"theo":165.8394,"change":-26.0,"open":143.75,"high":143.75,"low":143.75,"tick":"down","last_trade_price":143.75,"last_trade_time":"2026-02-18T10:04:17","percent_change":-15.3166,"prev_day_close":151.399993896484},{"option":"SPX260320C06960000","bid":77.8,"bid_size":21.0,"ask":78.8,"ask_size":66.0,"iv":0.152,"open_interest":11647.0,"volume":73.0,"delta":0.3887,"gamma":0.0013,"vega":7.4294,"theta":-1.9109,"rho":2.1216,"theo":77.8942,"change":2.4,"open":78.2,"high":94.7,"low":78.2,"tick":"down","last_trade_price":82.15,"last_trade_time":"2026-02-18T15:06:03","percent_change":2.85714,"prev_day_close":84.0},{"option":"SPX260320P06960000","bid":167.3,"bid_size":50.0,"ask":169.3,"ask_size":15.0,"iv":0.1515,"open_interest":11383.0,"volume":35.0,"delta":-0.6114,"gamma":0.0013,"vega":7.4294,"theta":-1.8771,"rho":-3.5793,"theo":168.2704,"change":-13.75,"open":157.9,"high":158.5,"low":141.8,"tick":"up","last_trade_price":158.5,"last_trade_time":"2026-02-18T15:06:03","percent_change":-7.98258,"prev_day_close":153.699996948242},{"option":"SPX260320C06965000","bid":75.2,"bid_size":29.0,"ask":76.3,"ask_size":57.0,"iv":0.151,"open_interest":7999.0,"volume":90.0,"delta":0.3815,"gamma":0.0013,"vega":7.3914,"theta":-1.8894,"rho":2.0831,"theo":75.3871,"change":10.13,"open":75.8,"high":90.4,"low":75.8,"tick":"up","last_trade_price":84.73,"last_trade_time":"2026-02-18T15:51:44","percent_change":13.5791,"prev_day_close":81.3499984741211},{"option":"SPX260320P06965000","bid":169.8,"bid_size":24.0,"ask":172.0,"ask_size":16.0,"iv":0.1508,"open_interest":7936.0,"volume":1.0,"delta":-0.6185,"gamma":0.0013,"vega":7.3914,"theta":-1.8537,"rho":-3.6218,"theo":170.746,"change":-26.59,"open":148.21,"high":148.21,"low":148.21,"tick":"down","last_trade_price":148.21,"last_trade_time":"2026-02-18T14:07:53","percent_change":-15.2117,"prev_day_close":156.0},{"option":"SPX260320C06970000","bid":72.8,"bid_size":39.0,"ask":73.8,"ask_size":65.0,"iv":0.1502,"open_interest":8129.0,"volume":76.0,"delta":0.3743,"gamma":0.0013,"vega":7.3502,"theta":-1.8673,"rho":2.0441,"theo":72.926,"change":9.15,"open":73.3,"high":89.4,"low":73.3,"tick":"down","last_trade_price":81.4,"last_trade_time":"2026-02-18T14:20:55","percent_change":12.6644,"prev_day_close":78.75},{"option":"SPX260320P06970000","bid":172.3,"bid_size":30.0,"ask":174.3,"ask_size":14.0,"iv":0.1497,"open_interest":8505.0,"volume":5.0,"delta":-0.6257,"gamma":0.0013,"vega":7.3502,"theta":-1.8298,"rho":-3.6649,"theo":173.2676,"change":-36.0,"open":148.82,"high":148.82,"low":141.0,"tick":"up","last_trade_price":141.4,"last_trade_time":"2026-02-18T11:18:19","percent_change":-20.2931,"prev_day_close":158.449996948242},{"option":"SPX260320C06975000","bid":70.4,"bid_size":11.0,"ask":71.4,"ask_size":67.0,"iv":0.1493,"open_interest":10858.0,"volume":483.0,"delta":0.3671,"gamma":0.0013,"vega":7.3061,"theta":-1.8448,"rho":2.0047,"theo":70.5123,"change":7.67,"open":70.8,"high":86.13,"low":70.8,"tick":"down","last_trade_price":77.57,"last_trade_time":"2026-02-18T15:46:40","percent_change":10.9728,"prev_day_close":76.2000007629394},{"option":"SPX260320P06975000","bid":174.9,"bid_size":17.0,"ask":177.0,"ask_size":17.0,"iv":0.1489,"open_interest":8817.0,"volume":102.0,"delta":-0.633,"gamma":0.0013,"vega":7.3061,"theta":-1.8054,"rho":-3.7085,"theo":175.8367,"change":-28.5,"open":148.0,"high":151.5,"low":148.0,"tick":"no_change","last_trade_price":151.5,"last_trade_time":"2026-02-18T15:54:47","percent_change":-15.8333,"prev_day_close":160.849998474121},{"option":"SPX260320C06980000","bid":68.0,"bid_size":30.0,"ask":69.1,"ask_size":59.0,"iv":0.1484,"open_interest":7126.0,"volume":50.0,"delta":0.3598,"gamma":0.0013,"vega":7.2591,"theta":-1.8218,"rho":1.9651,"theo":68.1471,"change":10.25,"open":68.4,"high":82.6,"low":68.4,"tick":"down","last_trade_price":77.8,"last_trade_time":"2026-02-18T14:10:16","percent_change":15.1739,"prev_day_close":73.6500015258789},{"option":"SPX260320P06980000","bid":177.5,"bid_size":13.0,"ask":179.8,"ask_size":13.0,"iv":0.1482,"open_interest":6978.0,"volume":4.0,"delta":-0.6402,"gamma":0.0013,"vega":7.2591,"theta":-1.7805,"rho":-3.7521,"theo":178.4543,"change":-39.98,"open":156.3,"high":156.3,"low":142.77,"tick":"down","last_trade_price":142.77,"last_trade_time":"2026-02-18T12:55:23","percent_change":-21.8769,"prev_day_close":163.300003051758},{"option":"SPX260320C06985000","bid":65.7,"bid_size":24.0,"ask":66.7,"ask_size":57.0,"iv":0.1475,"open_interest":10166.0,"volume":61.0,"delta":0.3526,"gamma":0.0013,"vega":7.2096,"theta":-1.7983,"rho":1.9256,"theo":65.8309,"change":9.45,"open":66.2,"high":82.0,"low":66.2,"tick":"up","last_trade_price":74.75,"last_trade_time":"2026-02-18T15:59:06","percent_change":14.4717,"prev_day_close":71.2000007629394},{"option":"SPX260320P06985000","bid":180.2,"bid_size":13.0,"ask":182.4,"ask_size":13.0,"iv":0.1473,"open_interest":10395.0,"volume":0.0,"delta":-0.6475,"gamma":0.0013,"vega":7.2096,"theta":-1.7552,"rho":-3.7957,"theo":181.1209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":194.3,"last_trade_time":"2026-02-17T12:32:19","percent_change":0.0,"prev_day_close":165.849998474121},{"option":"SPX260320C06990000","bid":63.4,"bid_size":21.0,"ask":64.5,"ask_size":74.0,"iv":0.1467,"open_interest":9778.0,"volume":149.0,"delta":0.3453,"gamma":0.0013,"vega":7.1577,"theta":-1.7744,"rho":1.8865,"theo":63.5641,"change":2.7,"open":63.9,"high":78.78,"low":63.9,"tick":"down","last_trade_price":65.8,"last_trade_time":"2026-02-18T15:09:19","percent_change":4.27892,"prev_day_close":68.75},{"option":"SPX260320P06990000","bid":182.7,"bid_size":5.0,"ask":185.5,"ask_size":34.0,"iv":0.1467,"open_interest":9494.0,"volume":30.0,"delta":-0.6548,"gamma":0.0013,"vega":7.1577,"theta":-1.7294,"rho":-3.8389,"theo":183.8369,"change":-34.76,"open":153.04,"high":153.04,"low":152.29,"tick":"up","last_trade_price":152.59,"last_trade_time":"2026-02-18T10:39:53","percent_change":-18.5535,"prev_day_close":168.300003051758},{"option":"SPX260320C06995000","bid":61.2,"bid_size":22.0,"ask":62.2,"ask_size":58.0,"iv":0.1458,"open_interest":7360.0,"volume":41.0,"delta":0.338,"gamma":0.0013,"vega":7.1037,"theta":-1.7501,"rho":1.8476,"theo":61.3469,"change":13.6,"open":61.7,"high":74.69,"low":61.7,"tick":"down","last_trade_price":74.5,"last_trade_time":"2026-02-18T10:24:12","percent_change":22.3317,"prev_day_close":66.3499984741211},{"option":"SPX260320P06995000","bid":185.4,"bid_size":5.0,"ask":188.3,"ask_size":25.0,"iv":0.1458,"open_interest":7332.0,"volume":0.0,"delta":-0.662,"gamma":0.0013,"vega":7.1037,"theta":-1.7032,"rho":-3.8819,"theo":186.6023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.27,"last_trade_time":"2026-02-17T14:18:49","percent_change":0.0,"prev_day_close":170.949996948242},{"option":"SPX260320C07000000","bid":59.0,"bid_size":36.0,"ask":60.0,"ask_size":88.0,"iv":0.145,"open_interest":211509.0,"volume":3537.0,"delta":0.3307,"gamma":0.0013,"vega":7.0474,"theta":-1.7254,"rho":1.8088,"theo":59.1791,"change":8.73,"open":59.5,"high":75.0,"low":58.9,"tick":"down","last_trade_price":65.6,"last_trade_time":"2026-02-18T16:14:27","percent_change":14.8469,"prev_day_close":64.1000003814697},{"option":"SPX260320P07000000","bid":188.2,"bid_size":5.0,"ask":191.1,"ask_size":25.0,"iv":0.145,"open_interest":205157.0,"volume":1870.0,"delta":-0.6693,"gamma":0.0013,"vega":7.0474,"theta":-1.6766,"rho":-3.9248,"theo":189.4173,"change":-28.85,"open":170.0,"high":176.6,"low":152.54,"tick":"down","last_trade_price":164.7,"last_trade_time":"2026-02-18T15:56:50","percent_change":-14.9057,"prev_day_close":172.900001525879},{"option":"SPX260320C07005000","bid":56.9,"bid_size":19.0,"ask":57.9,"ask_size":68.0,"iv":0.1442,"open_interest":7416.0,"volume":552.0,"delta":0.3234,"gamma":0.0013,"vega":6.9886,"theta":-1.7003,"rho":1.7698,"theo":57.0609,"change":9.2,"open":57.3,"high":71.95,"low":57.3,"tick":"up","last_trade_price":65.9,"last_trade_time":"2026-02-18T15:54:09","percent_change":16.2257,"prev_day_close":61.75},{"option":"SPX260320P07005000","bid":191.1,"bid_size":5.0,"ask":193.9,"ask_size":25.0,"iv":0.1441,"open_interest":6585.0,"volume":0.0,"delta":-0.6766,"gamma":0.0013,"vega":6.9886,"theta":-1.6497,"rho":-3.9679,"theo":192.2819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.7,"last_trade_time":"2026-02-17T15:01:19","percent_change":0.0,"prev_day_close":175.399993896484},{"option":"SPX260320C07010000","bid":54.8,"bid_size":11.0,"ask":55.8,"ask_size":91.0,"iv":0.1433,"open_interest":8871.0,"volume":58.0,"delta":0.3161,"gamma":0.0013,"vega":6.9268,"theta":-1.6748,"rho":1.7305,"theo":54.9925,"change":3.95,"open":55.4,"high":69.0,"low":55.4,"tick":"down","last_trade_price":58.6,"last_trade_time":"2026-02-18T15:35:28","percent_change":7.22781,"prev_day_close":59.5},{"option":"SPX260320P07010000","bid":194.0,"bid_size":5.0,"ask":196.8,"ask_size":25.0,"iv":0.1433,"open_interest":8885.0,"volume":4.0,"delta":-0.6839,"gamma":0.0013,"vega":6.9268,"theta":-1.6223,"rho":-4.0113,"theo":195.1963,"change":-39.45,"open":171.75,"high":171.75,"low":158.3,"tick":"up","last_trade_price":159.4,"last_trade_time":"2026-02-18T11:03:04","percent_change":-19.8391,"prev_day_close":178.050003051758},{"option":"SPX260320C07015000","bid":52.8,"bid_size":11.0,"ask":53.8,"ask_size":72.0,"iv":0.1425,"open_interest":7114.0,"volume":37.0,"delta":0.3089,"gamma":0.0013,"vega":6.8618,"theta":-1.649,"rho":1.6908,"theo":52.974,"change":6.34,"open":53.3,"high":65.5,"low":53.3,"tick":"up","last_trade_price":58.99,"last_trade_time":"2026-02-18T15:47:07","percent_change":12.0418,"prev_day_close":57.2999992370606},{"option":"SPX260320P07015000","bid":196.9,"bid_size":5.0,"ask":199.7,"ask_size":17.0,"iv":0.1425,"open_interest":7101.0,"volume":0.0,"delta":-0.6912,"gamma":0.0013,"vega":6.8618,"theta":-1.5946,"rho":-4.0551,"theo":198.1606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":200.12,"last_trade_time":"2026-02-17T15:09:28","percent_change":0.0,"prev_day_close":181.199996948242},{"option":"SPX260320C07020000","bid":50.8,"bid_size":11.0,"ask":51.8,"ask_size":109.0,"iv":0.1418,"open_interest":3184.0,"volume":64.0,"delta":0.3016,"gamma":0.0013,"vega":6.7937,"theta":-1.6228,"rho":1.6509,"theo":51.0053,"change":13.5,"open":51.3,"high":64.5,"low":51.3,"tick":"up","last_trade_price":64.2,"last_trade_time":"2026-02-18T11:42:09","percent_change":26.6272,"prev_day_close":55.2000007629394},{"option":"SPX260320P07020000","bid":199.9,"bid_size":5.0,"ask":202.7,"ask_size":14.0,"iv":0.1416,"open_interest":2304.0,"volume":6.0,"delta":-0.6984,"gamma":0.0013,"vega":6.7937,"theta":-1.5666,"rho":-4.099,"theo":201.1746,"change":-20.75,"open":185.05,"high":185.05,"low":185.05,"tick":"down","last_trade_price":185.05,"last_trade_time":"2026-02-18T14:31:42","percent_change":-10.0826,"prev_day_close":183.849998474121},{"option":"SPX260320C07025000","bid":48.8,"bid_size":12.0,"ask":49.8,"ask_size":64.0,"iv":0.1409,"open_interest":4815.0,"volume":648.0,"delta":0.2944,"gamma":0.0013,"vega":6.7226,"theta":-1.5963,"rho":1.6111,"theo":49.0858,"change":4.7,"open":49.3,"high":61.95,"low":49.3,"tick":"down","last_trade_price":54.13,"last_trade_time":"2026-02-18T16:00:41","percent_change":8.85122,"prev_day_close":53.1000003814697},{"option":"SPX260320P07025000","bid":201.7,"bid_size":21.0,"ask":206.9,"ask_size":35.0,"iv":0.1407,"open_interest":3049.0,"volume":14.0,"delta":-0.7056,"gamma":0.0013,"vega":6.7226,"theta":-1.5382,"rho":-4.1429,"theo":204.2378,"change":-29.22,"open":172.21,"high":189.11,"low":166.64,"tick":"down","last_trade_price":179.53,"last_trade_time":"2026-02-18T15:58:10","percent_change":-13.9976,"prev_day_close":186.600006103516},{"option":"SPX260320C07030000","bid":46.9,"bid_size":12.0,"ask":47.9,"ask_size":64.0,"iv":0.1401,"open_interest":660.0,"volume":73.0,"delta":0.2872,"gamma":0.0012,"vega":6.649,"theta":-1.5694,"rho":1.5718,"theo":47.2147,"change":6.33,"open":47.4,"high":59.7,"low":47.4,"tick":"up","last_trade_price":53.18,"last_trade_time":"2026-02-18T15:52:03","percent_change":13.5112,"prev_day_close":51.0},{"option":"SPX260320P07030000","bid":204.3,"bid_size":3.0,"ask":210.1,"ask_size":3.0,"iv":0.1396,"open_interest":396.0,"volume":0.0,"delta":-0.7128,"gamma":0.0012,"vega":6.649,"theta":-1.5094,"rho":-4.1864,"theo":207.3495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.26,"last_trade_time":"2026-02-12T15:58:46","percent_change":0.0,"prev_day_close":189.75},{"option":"SPX260320C07035000","bid":45.1,"bid_size":12.0,"ask":46.0,"ask_size":55.0,"iv":0.1393,"open_interest":583.0,"volume":50.0,"delta":0.28,"gamma":0.0012,"vega":6.5735,"theta":-1.5421,"rho":1.5329,"theo":45.3909,"change":11.89,"open":45.6,"high":57.82,"low":45.6,"tick":"down","last_trade_price":56.94,"last_trade_time":"2026-02-18T13:07:30","percent_change":26.3929,"prev_day_close":49.0},{"option":"SPX260320P07035000","bid":207.0,"bid_size":3.0,"ask":213.3,"ask_size":23.0,"iv":0.1385,"open_interest":70.0,"volume":2.0,"delta":-0.72,"gamma":0.0012,"vega":6.5735,"theta":-1.4803,"rho":-4.2293,"theo":210.5084,"change":-43.33,"open":170.26,"high":170.87,"low":170.26,"tick":"up","last_trade_price":170.87,"last_trade_time":"2026-02-18T13:07:30","percent_change":-20.2288,"prev_day_close":192.699996948242},{"option":"SPX260320C07040000","bid":43.3,"bid_size":12.0,"ask":44.2,"ask_size":114.0,"iv":0.1386,"open_interest":359.0,"volume":59.0,"delta":0.2729,"gamma":0.0012,"vega":6.4962,"theta":-1.5145,"rho":1.4946,"theo":43.6132,"change":1.8,"open":43.8,"high":54.5,"low":43.8,"tick":"up","last_trade_price":48.29,"last_trade_time":"2026-02-18T16:06:34","percent_change":3.82166,"prev_day_close":47.1000003814697},{"option":"SPX260320P07040000","bid":210.9,"bid_size":5.0,"ask":216.3,"ask_size":5.0,"iv":0.1382,"open_interest":88.0,"volume":1.0,"delta":-0.7272,"gamma":0.0012,"vega":6.4962,"theta":-1.4509,"rho":-4.2718,"theo":213.7135,"change":-28.43,"open":188.97,"high":188.97,"low":188.97,"tick":"down","last_trade_price":188.97,"last_trade_time":"2026-02-18T10:03:19","percent_change":-13.0773,"prev_day_close":195.699996948242},{"option":"SPX260320C07045000","bid":41.5,"bid_size":58.0,"ask":42.5,"ask_size":60.0,"iv":0.1378,"open_interest":142.0,"volume":49.0,"delta":0.2658,"gamma":0.0012,"vega":6.4171,"theta":-1.4866,"rho":1.4564,"theo":41.8807,"change":9.55,"open":42.1,"high":52.3,"low":42.1,"tick":"down","last_trade_price":51.1,"last_trade_time":"2026-02-18T12:50:11","percent_change":22.9844,"prev_day_close":45.2000007629394},{"option":"SPX260320P07045000","bid":214.0,"bid_size":3.0,"ask":219.7,"ask_size":3.0,"iv":0.1375,"open_interest":50.0,"volume":2.0,"delta":-0.7343,"gamma":0.0012,"vega":6.4171,"theta":-1.4211,"rho":-4.314,"theo":216.9638,"change":-41.72,"open":186.09,"high":186.09,"low":179.93,"tick":"down","last_trade_price":179.93,"last_trade_time":"2026-02-18T11:25:35","percent_change":-18.8225,"prev_day_close":198.800003051758},{"option":"SPX260320C07050000","bid":39.8,"bid_size":12.0,"ask":40.7,"ask_size":115.0,"iv":0.137,"open_interest":11873.0,"volume":2154.0,"delta":0.2587,"gamma":0.0012,"vega":6.3357,"theta":-1.4584,"rho":1.4182,"theo":40.1929,"change":3.0,"open":40.5,"high":51.4,"low":40.5,"tick":"down","last_trade_price":44.25,"last_trade_time":"2026-02-18T15:59:49","percent_change":6.92841,"prev_day_close":43.2999992370606},{"option":"SPX260320P07050000","bid":217.7,"bid_size":21.0,"ask":222.4,"ask_size":21.0,"iv":0.1366,"open_interest":2639.0,"volume":27.0,"delta":-0.7413,"gamma":0.0012,"vega":6.3357,"theta":-1.391,"rho":-4.3564,"theo":220.2587,"change":-10.63,"open":218.1,"high":218.1,"low":181.61,"tick":"up","last_trade_price":213.87,"last_trade_time":"2026-02-18T15:24:47","percent_change":-4.73497,"prev_day_close":201.900001525879},{"option":"SPX260320C07055000","bid":38.1,"bid_size":12.0,"ask":39.1,"ask_size":62.0,"iv":0.1363,"open_interest":426.0,"volume":86.0,"delta":0.2516,"gamma":0.0012,"vega":6.2514,"theta":-1.4299,"rho":1.3797,"theo":38.5494,"change":1.86,"open":38.8,"high":49.3,"low":38.8,"tick":"down","last_trade_price":40.11,"last_trade_time":"2026-02-18T15:36:06","percent_change":4.86275,"prev_day_close":41.5},{"option":"SPX260320P07055000","bid":220.3,"bid_size":28.0,"ask":226.3,"ask_size":3.0,"iv":0.136,"open_interest":27.0,"volume":0.0,"delta":-0.7484,"gamma":0.0012,"vega":6.2514,"theta":-1.3606,"rho":-4.3989,"theo":223.598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.3,"last_trade_time":"2026-02-12T10:51:51","percent_change":0.0,"prev_day_close":205.150001525879},{"option":"SPX260320C07060000","bid":36.5,"bid_size":12.0,"ask":37.4,"ask_size":73.0,"iv":0.1355,"open_interest":493.0,"volume":65.0,"delta":0.2447,"gamma":0.0012,"vega":6.1641,"theta":-1.4011,"rho":1.3411,"theo":36.9501,"change":3.45,"open":37.2,"high":47.15,"low":37.02,"tick":"down","last_trade_price":40.1,"last_trade_time":"2026-02-18T14:43:34","percent_change":9.41337,"prev_day_close":39.7000007629394},{"option":"SPX260320P07060000","bid":224.2,"bid_size":3.0,"ask":229.5,"ask_size":5.0,"iv":0.1353,"open_interest":43.0,"volume":0.0,"delta":-0.7554,"gamma":0.0012,"vega":6.1641,"theta":-1.3299,"rho":-4.4416,"theo":226.9815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":262.27,"last_trade_time":"2026-02-13T15:43:52","percent_change":0.0,"prev_day_close":208.25},{"option":"SPX260320C07065000","bid":35.0,"bid_size":12.0,"ask":35.9,"ask_size":63.0,"iv":0.1348,"open_interest":235.0,"volume":67.0,"delta":0.2377,"gamma":0.0012,"vega":6.0737,"theta":-1.372,"rho":1.3027,"theo":35.3947,"change":0.44,"open":35.6,"high":45.63,"low":35.59,"tick":"down","last_trade_price":35.59,"last_trade_time":"2026-02-18T15:20:57","percent_change":1.25177,"prev_day_close":38.0},{"option":"SPX260320P07065000","bid":227.0,"bid_size":28.0,"ask":233.1,"ask_size":3.0,"iv":0.1345,"open_interest":29.0,"volume":2.0,"delta":-0.7623,"gamma":0.0012,"vega":6.0737,"theta":-1.299,"rho":-4.4841,"theo":230.4089,"change":-45.49,"open":187.09,"high":189.46,"low":187.09,"tick":"up","last_trade_price":189.46,"last_trade_time":"2026-02-18T13:00:12","percent_change":-19.3616,"prev_day_close":211.349998474121},{"option":"SPX260320C07070000","bid":33.4,"bid_size":21.0,"ask":34.3,"ask_size":76.0,"iv":0.1341,"open_interest":570.0,"volume":82.0,"delta":0.2308,"gamma":0.0012,"vega":5.9808,"theta":-1.3426,"rho":1.2648,"theo":33.8828,"change":3.67,"open":34.1,"high":43.6,"low":34.1,"tick":"up","last_trade_price":37.32,"last_trade_time":"2026-02-18T15:59:58","percent_change":10.9064,"prev_day_close":36.3499984741211},{"option":"SPX260320P07070000","bid":230.6,"bid_size":3.0,"ask":236.4,"ask_size":3.0,"iv":0.1335,"open_interest":62.0,"volume":0.0,"delta":-0.7692,"gamma":0.0012,"vega":5.9808,"theta":-1.2677,"rho":-4.5261,"theo":233.8797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.14,"last_trade_time":"2026-02-12T15:36:58","percent_change":0.0,"prev_day_close":214.900001525879},{"option":"SPX260320C07075000","bid":31.9,"bid_size":12.0,"ask":32.9,"ask_size":137.0,"iv":0.1334,"open_interest":4026.0,"volume":1151.0,"delta":0.224,"gamma":0.0012,"vega":5.8862,"theta":-1.313,"rho":1.2275,"theo":32.4137,"change":3.84,"open":32.6,"high":41.57,"low":32.6,"tick":"no_change","last_trade_price":36.04,"last_trade_time":"2026-02-18T16:02:13","percent_change":11.9255,"prev_day_close":34.75},{"option":"SPX260320P07075000","bid":234.2,"bid_size":6.0,"ask":239.9,"ask_size":3.0,"iv":0.1328,"open_interest":137.0,"volume":0.0,"delta":-0.776,"gamma":0.0012,"vega":5.8862,"theta":-1.2362,"rho":-4.5675,"theo":237.3933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.04,"last_trade_time":"2026-02-13T14:45:25","percent_change":0.0,"prev_day_close":218.0},{"option":"SPX260320C07080000","bid":30.5,"bid_size":14.0,"ask":31.4,"ask_size":84.0,"iv":0.1327,"open_interest":561.0,"volume":89.0,"delta":0.2172,"gamma":0.0011,"vega":5.7903,"theta":-1.2831,"rho":1.191,"theo":30.9865,"change":3.37,"open":31.1,"high":39.3,"low":31.1,"tick":"down","last_trade_price":34.12,"last_trade_time":"2026-02-18T15:59:58","percent_change":10.9593,"prev_day_close":33.2000007629394},{"option":"SPX260320P07080000","bid":237.7,"bid_size":6.0,"ask":243.4,"ask_size":3.0,"iv":0.1321,"open_interest":278.0,"volume":11.0,"delta":-0.7828,"gamma":0.0011,"vega":5.7903,"theta":-1.2046,"rho":-4.6081,"theo":240.9489,"change":-21.5,"open":199.5,"high":224.0,"low":199.5,"tick":"up","last_trade_price":224.0,"last_trade_time":"2026-02-18T14:48:31","percent_change":-8.75764,"prev_day_close":222.050003051758},{"option":"SPX260320C07085000","bid":29.1,"bid_size":14.0,"ask":30.0,"ask_size":71.0,"iv":0.132,"open_interest":368.0,"volume":337.0,"delta":0.2105,"gamma":0.0011,"vega":5.6933,"theta":-1.2531,"rho":1.1548,"theo":29.6009,"change":4.77,"open":29.8,"high":38.63,"low":29.8,"tick":"up","last_trade_price":34.17,"last_trade_time":"2026-02-18T14:22:43","percent_change":16.2245,"prev_day_close":31.6499996185303},{"option":"SPX260320P07085000","bid":241.0,"bid_size":28.0,"ask":247.3,"ask_size":3.0,"iv":0.1316,"open_interest":26.0,"volume":0.0,"delta":-0.7895,"gamma":0.0011,"vega":5.6933,"theta":-1.1727,"rho":-4.6484,"theo":244.5461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":274.86,"last_trade_time":"2026-02-13T15:29:47","percent_change":0.0,"prev_day_close":225.099998474121},{"option":"SPX260320C07090000","bid":27.8,"bid_size":24.0,"ask":28.7,"ask_size":88.0,"iv":0.1314,"open_interest":457.0,"volume":284.0,"delta":0.2039,"gamma":0.0011,"vega":5.5948,"theta":-1.223,"rho":1.1188,"theo":28.2568,"change":1.65,"open":28.4,"high":37.0,"low":28.4,"tick":"no_change","last_trade_price":29.7,"last_trade_time":"2026-02-18T15:40:43","percent_change":5.88236,"prev_day_close":30.1999998092651},{"option":"SPX260320P07090000","bid":244.9,"bid_size":6.0,"ask":250.7,"ask_size":3.0,"iv":0.1307,"open_interest":27.0,"volume":2.0,"delta":-0.7961,"gamma":0.0011,"vega":5.5948,"theta":-1.1407,"rho":-4.6885,"theo":248.1848,"change":-31.85,"open":203.64,"high":220.95,"low":203.64,"tick":"up","last_trade_price":220.95,"last_trade_time":"2026-02-18T13:58:05","percent_change":-12.5989,"prev_day_close":228.699996948242},{"option":"SPX260320C07095000","bid":26.5,"bid_size":59.0,"ask":27.4,"ask_size":76.0,"iv":0.1307,"open_interest":368.0,"volume":87.0,"delta":0.1973,"gamma":0.0011,"vega":5.4942,"theta":-1.1927,"rho":1.0827,"theo":26.9544,"change":4.34,"open":27.1,"high":35.2,"low":27.1,"tick":"down","last_trade_price":31.19,"last_trade_time":"2026-02-18T13:57:58","percent_change":16.1639,"prev_day_close":28.8000001907349},{"option":"SPX260320P07095000","bid":248.2,"bid_size":3.0,"ask":254.7,"ask_size":3.0,"iv":0.1303,"open_interest":35.0,"volume":0.0,"delta":-0.8027,"gamma":0.0011,"vega":5.4942,"theta":-1.1085,"rho":-4.7286,"theo":251.8651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.88,"last_trade_time":"2026-02-17T13:36:43","percent_change":0.0,"prev_day_close":232.25},{"option":"SPX260320C07100000","bid":25.3,"bid_size":14.0,"ask":26.1,"ask_size":127.0,"iv":0.1301,"open_interest":21297.0,"volume":6005.0,"delta":0.1908,"gamma":0.0011,"vega":5.391,"theta":-1.1624,"rho":1.0468,"theo":25.6939,"change":3.9,"open":26.5,"high":33.7,"low":25.0,"tick":"down","last_trade_price":28.42,"last_trade_time":"2026-02-18T16:04:41","percent_change":14.2076,"prev_day_close":27.4500007629395},{"option":"SPX260320P07100000","bid":252.6,"bid_size":23.0,"ask":257.8,"ask_size":23.0,"iv":0.1296,"open_interest":1097.0,"volume":50.0,"delta":-0.8092,"gamma":0.0011,"vega":5.391,"theta":-1.0763,"rho":-4.7687,"theo":255.5874,"change":-43.74,"open":244.2,"high":244.2,"low":216.26,"tick":"down","last_trade_price":216.26,"last_trade_time":"2026-02-18T11:52:09","percent_change":-16.8231,"prev_day_close":235.949996948242},{"option":"SPX260320C07105000","bid":24.1,"bid_size":14.0,"ask":24.9,"ask_size":79.0,"iv":0.1294,"open_interest":672.0,"volume":559.0,"delta":0.1844,"gamma":0.0011,"vega":5.2854,"theta":-1.132,"rho":1.0112,"theo":24.4755,"change":1.6,"open":24.6,"high":31.8,"low":24.6,"tick":"down","last_trade_price":25.95,"last_trade_time":"2026-02-18T15:02:06","percent_change":6.57084,"prev_day_close":26.1499996185303},{"option":"SPX260320P07105000","bid":256.3,"bid_size":3.0,"ask":262.5,"ask_size":28.0,"iv":0.1298,"open_interest":37.0,"volume":0.0,"delta":-0.8156,"gamma":0.0011,"vega":5.2854,"theta":-1.0441,"rho":-4.8083,"theo":259.3517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.4,"last_trade_time":"2026-02-11T15:33:32","percent_change":0.0,"prev_day_close":239.349998474121},{"option":"SPX260320C07110000","bid":22.9,"bid_size":14.0,"ask":23.7,"ask_size":156.0,"iv":0.1288,"open_interest":4276.0,"volume":69.0,"delta":0.1781,"gamma":0.001,"vega":5.178,"theta":-1.1016,"rho":0.9764,"theo":23.2988,"change":3.65,"open":23.4,"high":30.3,"low":23.4,"tick":"up","last_trade_price":26.95,"last_trade_time":"2026-02-18T15:55:23","percent_change":15.6652,"prev_day_close":24.8500003814697},{"option":"SPX260320P07110000","bid":259.8,"bid_size":5.0,"ask":265.8,"ask_size":5.0,"iv":0.1281,"open_interest":127.0,"volume":0.0,"delta":-0.8219,"gamma":0.001,"vega":5.178,"theta":-1.0118,"rho":-4.8472,"theo":263.1578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":193.07,"last_trade_time":"2026-02-11T15:53:28","percent_change":0.0,"prev_day_close":243.25},{"option":"SPX260320C07115000","bid":21.8,"bid_size":14.0,"ask":22.6,"ask_size":85.0,"iv":0.1282,"open_interest":226.0,"volume":53.0,"delta":0.1719,"gamma":0.001,"vega":5.0696,"theta":-1.0712,"rho":0.9425,"theo":22.1632,"change":3.45,"open":22.3,"high":29.1,"low":22.3,"tick":"no_change","last_trade_price":25.6,"last_trade_time":"2026-02-18T15:57:12","percent_change":15.5756,"prev_day_close":23.5999994277954},{"option":"SPX260320P07115000","bid":263.5,"bid_size":3.0,"ask":270.0,"ask_size":3.0,"iv":0.1276,"open_interest":12.0,"volume":0.0,"delta":-0.8281,"gamma":0.001,"vega":5.0696,"theta":-0.9796,"rho":-4.8852,"theo":267.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.52,"last_trade_time":"2026-02-12T10:14:36","percent_change":0.0,"prev_day_close":246.949996948242},{"option":"SPX260320C07120000","bid":20.7,"bid_size":15.0,"ask":21.5,"ask_size":116.0,"iv":0.1276,"open_interest":709.0,"volume":181.0,"delta":0.1658,"gamma":0.001,"vega":4.9611,"theta":-1.041,"rho":0.9094,"theo":21.0682,"change":1.85,"open":21.2,"high":27.9,"low":21.2,"tick":"down","last_trade_price":22.9,"last_trade_time":"2026-02-18T15:59:51","percent_change":8.7886,"prev_day_close":22.4500007629395},{"option":"SPX260320P07120000","bid":267.4,"bid_size":3.0,"ask":273.5,"ask_size":3.0,"iv":0.1267,"open_interest":13.0,"volume":0.0,"delta":-0.8342,"gamma":0.001,"vega":4.9611,"theta":-0.9475,"rho":-4.9224,"theo":270.8927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.48,"last_trade_time":"2026-02-11T15:33:10","percent_change":0.0,"prev_day_close":251.150001525879},{"option":"SPX260320C07125000","bid":19.7,"bid_size":15.0,"ask":20.5,"ask_size":166.0,"iv":0.127,"open_interest":3270.0,"volume":862.0,"delta":0.1598,"gamma":0.001,"vega":4.8525,"theta":-1.0109,"rho":0.8769,"theo":20.0134,"change":3.35,"open":20.2,"high":27.1,"low":20.2,"tick":"down","last_trade_price":21.9,"last_trade_time":"2026-02-18T16:00:48","percent_change":15.7647,"prev_day_close":21.25},{"option":"SPX260320P07125000","bid":271.4,"bid_size":3.0,"ask":277.5,"ask_size":3.0,"iv":0.1262,"open_interest":38.0,"volume":0.0,"delta":-0.8402,"gamma":0.001,"vega":4.8525,"theta":-0.9155,"rho":-4.959,"theo":274.8207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":202.42,"last_trade_time":"2026-02-11T15:53:28","percent_change":0.0,"prev_day_close":254.599998474121},{"option":"SPX260320C07130000","bid":18.7,"bid_size":15.0,"ask":19.5,"ask_size":115.0,"iv":0.1265,"open_interest":4344.0,"volume":579.0,"delta":0.1539,"gamma":0.001,"vega":4.7434,"theta":-0.9809,"rho":0.8446,"theo":18.9987,"change":0.5,"open":19.2,"high":25.9,"low":19.2,"tick":"no_change","last_trade_price":19.6,"last_trade_time":"2026-02-18T15:14:20","percent_change":2.6178,"prev_day_close":20.25},{"option":"SPX260320P07130000","bid":275.2,"bid_size":3.0,"ask":281.5,"ask_size":3.0,"iv":0.1253,"open_interest":27.0,"volume":0.0,"delta":-0.8461,"gamma":0.001,"vega":4.7434,"theta":-0.8837,"rho":-4.9954,"theo":278.7887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":274.7,"last_trade_time":"2026-02-12T15:10:42","percent_change":0.0,"prev_day_close":259.100006103516},{"option":"SPX260320C07135000","bid":17.7,"bid_size":71.0,"ask":18.5,"ask_size":124.0,"iv":0.1259,"open_interest":3730.0,"volume":123.0,"delta":0.1481,"gamma":0.001,"vega":4.6332,"theta":-0.9512,"rho":0.8126,"theo":18.0242,"change":5.24,"open":18.2,"high":24.5,"low":18.2,"tick":"down","last_trade_price":23.39,"last_trade_time":"2026-02-18T12:25:03","percent_change":28.8705,"prev_day_close":19.1999998092651},{"option":"SPX260320P07135000","bid":279.4,"bid_size":3.0,"ask":286.0,"ask_size":3.0,"iv":0.1255,"open_interest":24.0,"volume":0.0,"delta":-0.8519,"gamma":0.001,"vega":4.6332,"theta":-0.8521,"rho":-5.0315,"theo":282.797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.4,"last_trade_time":"2026-02-12T14:08:50","percent_change":0.0,"prev_day_close":263.350006103516},{"option":"SPX260320C07140000","bid":16.8,"bid_size":60.0,"ask":17.6,"ask_size":138.0,"iv":0.1254,"open_interest":585.0,"volume":72.0,"delta":0.1424,"gamma":0.0009,"vega":4.5216,"theta":-0.9218,"rho":0.781,"theo":17.0897,"change":0.75,"open":17.3,"high":22.6,"low":17.3,"tick":"down","last_trade_price":18.0,"last_trade_time":"2026-02-18T15:05:11","percent_change":4.34783,"prev_day_close":18.1999998092651},{"option":"SPX260320P07140000","bid":283.1,"bid_size":3.0,"ask":289.6,"ask_size":6.0,"iv":0.1244,"open_interest":15.0,"volume":0.0,"delta":-0.8576,"gamma":0.0009,"vega":4.5216,"theta":-0.8208,"rho":-5.0671,"theo":286.8452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":342.01,"last_trade_time":"2026-02-05T15:57:29","percent_change":0.0,"prev_day_close":266.800003051758},{"option":"SPX260320C07145000","bid":15.9,"bid_size":59.0,"ask":16.7,"ask_size":62.0,"iv":0.1248,"open_interest":435.0,"volume":62.0,"delta":0.1369,"gamma":0.0009,"vega":4.4091,"theta":-0.8927,"rho":0.7504,"theo":16.1948,"change":2.48,"open":16.4,"high":21.8,"low":16.4,"tick":"down","last_trade_price":18.88,"last_trade_time":"2026-02-18T14:08:53","percent_change":15.1219,"prev_day_close":17.1999998092651},{"option":"SPX260320P07145000","bid":287.7,"bid_size":3.0,"ask":294.4,"ask_size":28.0,"iv":0.1254,"open_interest":10.0,"volume":0.0,"delta":-0.8631,"gamma":0.0009,"vega":4.4091,"theta":-0.7899,"rho":-5.1019,"theo":290.9331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.47,"last_trade_time":"2026-02-09T10:30:23","percent_change":0.0,"prev_day_close":271.349990844727},{"option":"SPX260320C07150000","bid":15.3,"bid_size":15.0,"ask":15.7,"ask_size":88.0,"iv":0.1244,"open_interest":14580.0,"volume":497.0,"delta":0.1315,"gamma":0.0009,"vega":4.2964,"theta":-0.8639,"rho":0.7207,"theo":15.3386,"change":1.54,"open":15.6,"high":20.76,"low":15.32,"tick":"no_change","last_trade_price":17.09,"last_trade_time":"2026-02-18T16:02:13","percent_change":9.90354,"prev_day_close":16.3500003814697},{"option":"SPX260320P07150000","bid":292.2,"bid_size":3.0,"ask":297.7,"ask_size":3.0,"iv":0.1237,"open_interest":29.0,"volume":0.0,"delta":-0.8685,"gamma":0.0009,"vega":4.2964,"theta":-0.7592,"rho":-5.1356,"theo":295.0597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":213.08,"last_trade_time":"2026-02-10T14:02:11","percent_change":0.0,"prev_day_close":274.600006103516},{"option":"SPX260320C07155000","bid":14.5,"bid_size":15.0,"ask":14.9,"ask_size":32.0,"iv":0.1239,"open_interest":3458.0,"volume":51.0,"delta":0.1262,"gamma":0.0009,"vega":4.1844,"theta":-0.8356,"rho":0.6921,"theo":14.5202,"change":3.7,"open":14.7,"high":19.4,"low":14.7,"tick":"down","last_trade_price":18.5,"last_trade_time":"2026-02-18T12:02:26","percent_change":25.0,"prev_day_close":15.4500002861023},{"option":"SPX260320P07155000","bid":295.8,"bid_size":3.0,"ask":302.6,"ask_size":3.0,"iv":0.1234,"open_interest":14.0,"volume":0.0,"delta":-0.8738,"gamma":0.0009,"vega":4.1844,"theta":-0.729,"rho":-5.1683,"theo":299.224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.8,"last_trade_time":"2026-02-13T13:29:39","percent_change":0.0,"prev_day_close":279.399993896484},{"option":"SPX260320C07160000","bid":13.7,"bid_size":15.0,"ask":14.2,"ask_size":89.0,"iv":0.1234,"open_interest":291.0,"volume":53.0,"delta":0.1211,"gamma":0.0008,"vega":4.0736,"theta":-0.8077,"rho":0.6644,"theo":13.7386,"change":1.9,"open":13.9,"high":18.3,"low":13.9,"tick":"no_change","last_trade_price":15.9,"last_trade_time":"2026-02-18T14:13:47","percent_change":13.5714,"prev_day_close":14.6500000953674},{"option":"SPX260320P07160000","bid":300.0,"bid_size":3.0,"ask":306.6,"ask_size":3.0,"iv":0.1226,"open_interest":12.0,"volume":0.0,"delta":-0.8789,"gamma":0.0008,"vega":4.0736,"theta":-0.6993,"rho":-5.2002,"theo":303.4253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.13,"last_trade_time":"2026-02-02T11:37:46","percent_change":0.0,"prev_day_close":283.550003051758},{"option":"SPX260320C07165000","bid":13.0,"bid_size":15.0,"ask":13.4,"ask_size":51.0,"iv":0.123,"open_interest":1178.0,"volume":119.0,"delta":0.1161,"gamma":0.0008,"vega":3.9639,"theta":-0.7803,"rho":0.6371,"theo":12.9934,"change":0.2,"open":13.2,"high":17.7,"low":13.2,"tick":"down","last_trade_price":13.5,"last_trade_time":"2026-02-18T15:07:32","percent_change":1.50376,"prev_day_close":13.8499999046326},{"option":"SPX260320P07165000","bid":304.0,"bid_size":3.0,"ask":310.8,"ask_size":3.0,"iv":0.1225,"open_interest":5.0,"volume":0.0,"delta":-0.8839,"gamma":0.0008,"vega":3.9639,"theta":-0.67,"rho":-5.2316,"theo":307.6627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.04,"last_trade_time":"2026-02-10T13:48:39","percent_change":0.0,"prev_day_close":287.5},{"option":"SPX260320C07170000","bid":12.3,"bid_size":15.0,"ask":12.7,"ask_size":93.0,"iv":0.1225,"open_interest":516.0,"volume":39.0,"delta":0.1113,"gamma":0.0008,"vega":3.8549,"theta":-0.7534,"rho":0.6103,"theo":12.2839,"change":1.33,"open":12.5,"high":17.13,"low":12.5,"tick":"down","last_trade_price":13.93,"last_trade_time":"2026-02-18T14:46:43","percent_change":10.5556,"prev_day_close":13.0999999046326},{"option":"SPX260320P07170000","bid":308.5,"bid_size":5.0,"ask":314.9,"ask_size":3.0,"iv":0.1212,"open_interest":207.0,"volume":8.0,"delta":-0.8888,"gamma":0.0008,"vega":3.8549,"theta":-0.6412,"rho":-5.2624,"theo":311.936,"change":-10.02,"open":280.78,"high":306.78,"low":268.24,"tick":"up","last_trade_price":306.78,"last_trade_time":"2026-02-18T14:57:48","percent_change":-3.16288,"prev_day_close":291.75},{"option":"SPX260320C07175000","bid":11.6,"bid_size":15.0,"ask":12.0,"ask_size":106.0,"iv":0.122,"open_interest":4048.0,"volume":851.0,"delta":0.1066,"gamma":0.0008,"vega":3.7462,"theta":-0.7271,"rho":0.5841,"theo":11.6097,"change":1.04,"open":11.8,"high":16.2,"low":11.8,"tick":"down","last_trade_price":12.94,"last_trade_time":"2026-02-18T16:06:34","percent_change":8.7395,"prev_day_close":12.3499999046326},{"option":"SPX260320P07175000","bid":312.8,"bid_size":3.0,"ask":319.3,"ask_size":6.0,"iv":0.1209,"open_interest":12.0,"volume":10.0,"delta":-0.8934,"gamma":0.0008,"vega":3.7462,"theta":-0.6131,"rho":-5.2927,"theo":316.2446,"change":-13.75,"open":307.4,"high":307.4,"low":307.4,"tick":"up","last_trade_price":307.4,"last_trade_time":"2026-02-18T09:53:37","percent_change":-4.28149,"prev_day_close":296.0},{"option":"SPX260320C07180000","bid":11.0,"bid_size":15.0,"ask":11.4,"ask_size":56.0,"iv":0.1216,"open_interest":343.0,"volume":76.0,"delta":0.102,"gamma":0.0008,"vega":3.6379,"theta":-0.7014,"rho":0.5588,"theo":10.9698,"change":0.53,"open":11.2,"high":14.7,"low":11.2,"tick":"down","last_trade_price":11.83,"last_trade_time":"2026-02-18T15:46:15","percent_change":4.69026,"prev_day_close":11.6999998092651},{"option":"SPX260320P07180000","bid":317.1,"bid_size":3.0,"ask":323.8,"ask_size":3.0,"iv":0.1207,"open_interest":36.0,"volume":0.0,"delta":-0.898,"gamma":0.0008,"vega":3.6379,"theta":-0.5855,"rho":-5.3221,"theo":320.5874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.84,"last_trade_time":"2026-02-09T12:25:42","percent_change":0.0,"prev_day_close":299.550003051758},{"option":"SPX260320C07185000","bid":10.4,"bid_size":15.0,"ask":10.8,"ask_size":63.0,"iv":0.1213,"open_interest":247.0,"volume":132.0,"delta":0.0976,"gamma":0.0007,"vega":3.5304,"theta":-0.6763,"rho":0.5347,"theo":10.363,"change":1.07,"open":10.6,"high":13.8,"low":10.4,"tick":"up","last_trade_price":11.77,"last_trade_time":"2026-02-18T15:53:06","percent_change":10.0,"prev_day_close":11.0},{"option":"SPX260320P07185000","bid":321.3,"bid_size":2.0,"ask":328.3,"ask_size":2.0,"iv":0.121,"open_interest":6.0,"volume":0.0,"delta":-0.9024,"gamma":0.0007,"vega":3.5304,"theta":-0.5585,"rho":-5.3503,"theo":324.9635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":282.87,"last_trade_time":"2026-02-12T11:00:17","percent_change":0.0,"prev_day_close":303.849990844727},{"option":"SPX260320C07190000","bid":9.8,"bid_size":15.0,"ask":10.2,"ask_size":47.0,"iv":0.1208,"open_interest":321.0,"volume":57.0,"delta":0.0934,"gamma":0.0007,"vega":3.4246,"theta":-0.6518,"rho":0.5116,"theo":9.7882,"change":0.95,"open":10.0,"high":13.3,"low":10.0,"tick":"up","last_trade_price":11.1,"last_trade_time":"2026-02-18T15:59:06","percent_change":9.3596,"prev_day_close":10.4500002861023},{"option":"SPX260320P07190000","bid":325.9,"bid_size":2.0,"ask":332.5,"ask_size":2.0,"iv":0.1196,"open_interest":10.0,"volume":0.0,"delta":-0.9066,"gamma":0.0007,"vega":3.4246,"theta":-0.5322,"rho":-5.3775,"theo":329.3713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.6,"last_trade_time":"2026-02-02T15:44:08","percent_change":0.0,"prev_day_close":308.200012207031},{"option":"SPX260320C07195000","bid":9.3,"bid_size":15.0,"ask":9.7,"ask_size":112.0,"iv":0.1204,"open_interest":265.0,"volume":118.0,"delta":0.0893,"gamma":0.0007,"vega":3.321,"theta":-0.628,"rho":0.4895,"theo":9.2439,"change":0.25,"open":9.4,"high":12.6,"low":9.3,"tick":"no_change","last_trade_price":9.9,"last_trade_time":"2026-02-18T15:44:37","percent_change":2.59067,"prev_day_close":9.84999990463257},{"option":"SPX260320P07195000","bid":330.1,"bid_size":2.0,"ask":337.3,"ask_size":2.0,"iv":0.1199,"open_interest":19.0,"volume":0.0,"delta":-0.9107,"gamma":0.0007,"vega":3.321,"theta":-0.5066,"rho":-5.4037,"theo":333.8098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.45,"last_trade_time":"2026-02-03T12:25:39","percent_change":0.0,"prev_day_close":312.75},{"option":"SPX260320C07200000","bid":8.7,"bid_size":31.0,"ask":9.2,"ask_size":226.0,"iv":0.1201,"open_interest":32609.0,"volume":845.0,"delta":0.0854,"gamma":0.0007,"vega":3.2198,"theta":-0.605,"rho":0.468,"theo":8.7292,"change":-0.13,"open":9.3,"high":11.85,"low":9.0,"tick":"no_change","last_trade_price":9.5,"last_trade_time":"2026-02-18T16:08:39","percent_change":-1.40541,"prev_day_close":9.25},{"option":"SPX260320P07200000","bid":335.2,"bid_size":2.0,"ask":341.1,"ask_size":2.0,"iv":0.1196,"open_interest":3836.0,"volume":0.0,"delta":-0.9146,"gamma":0.0007,"vega":3.2198,"theta":-0.4816,"rho":-5.4293,"theo":338.2779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":237.2,"last_trade_time":"2026-02-10T10:37:50","percent_change":0.0,"prev_day_close":317.949996948242},{"option":"SPX260320C07205000","bid":8.2,"bid_size":15.0,"ask":8.7,"ask_size":115.0,"iv":0.1198,"open_interest":310.0,"volume":57.0,"delta":0.0816,"gamma":0.0006,"vega":3.1207,"theta":-0.5826,"rho":0.4471,"theo":8.2432,"change":1.3,"open":8.4,"high":11.1,"low":8.4,"tick":"no_change","last_trade_price":9.9,"last_trade_time":"2026-02-18T14:25:51","percent_change":15.1163,"prev_day_close":8.75},{"option":"SPX260320P07205000","bid":339.0,"bid_size":28.0,"ask":346.5,"ask_size":2.0,"iv":0.1196,"open_interest":70.0,"volume":0.0,"delta":-0.9184,"gamma":0.0006,"vega":3.1207,"theta":-0.4573,"rho":-5.4543,"theo":342.7747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.77,"last_trade_time":"2026-02-02T10:54:54","percent_change":0.0,"prev_day_close":321.800003051758},{"option":"SPX260320C07210000","bid":7.8,"bid_size":15.0,"ask":8.2,"ask_size":148.0,"iv":0.1195,"open_interest":1816.0,"volume":215.0,"delta":0.078,"gamma":0.0006,"vega":3.0234,"theta":-0.5609,"rho":0.4269,"theo":7.785,"change":0.45,"open":7.9,"high":10.8,"low":7.9,"tick":"up","last_trade_price":8.6,"last_trade_time":"2026-02-18T15:50:39","percent_change":5.52147,"prev_day_close":8.25},{"option":"SPX260320P07210000","bid":343.6,"bid_size":2.0,"ask":350.5,"ask_size":2.0,"iv":0.1184,"open_interest":6.0,"volume":0.0,"delta":-0.922,"gamma":0.0006,"vega":3.0234,"theta":-0.4338,"rho":-5.4786,"theo":347.2993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.98,"last_trade_time":"2026-02-02T12:44:46","percent_change":0.0,"prev_day_close":326.349990844727},{"option":"SPX260320C07215000","bid":7.3,"bid_size":15.0,"ask":7.8,"ask_size":78.0,"iv":0.1192,"open_interest":160.0,"volume":76.0,"delta":0.0745,"gamma":0.0006,"vega":2.9278,"theta":-0.54,"rho":0.4075,"theo":7.3536,"change":-0.05,"open":7.5,"high":10.05,"low":7.5,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T15:08:39","percent_change":-0.645161,"prev_day_close":7.75},{"option":"SPX260320P07215000","bid":348.2,"bid_size":2.0,"ask":355.4,"ask_size":2.0,"iv":0.119,"open_interest":1.0,"volume":0.0,"delta":-0.9255,"gamma":0.0006,"vega":2.9278,"theta":-0.411,"rho":-5.5021,"theo":351.8506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":305.0,"last_trade_time":"2026-01-22T16:01:03","percent_change":0.0,"prev_day_close":330.550003051758},{"option":"SPX260320C07220000","bid":6.9,"bid_size":15.0,"ask":7.4,"ask_size":169.0,"iv":0.1189,"open_interest":819.0,"volume":64.0,"delta":0.0712,"gamma":0.0006,"vega":2.834,"theta":-0.5197,"rho":0.3891,"theo":6.9476,"change":0.9,"open":7.1,"high":9.4,"low":7.1,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-18T14:11:13","percent_change":12.3288,"prev_day_close":7.34999990463257},{"option":"SPX260320P07220000","bid":352.9,"bid_size":2.0,"ask":360.0,"ask_size":2.0,"iv":0.1182,"open_interest":6.0,"volume":0.0,"delta":-0.9289,"gamma":0.0006,"vega":2.834,"theta":-0.3889,"rho":-5.5246,"theo":356.4273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":339.7,"last_trade_time":"2026-02-06T10:28:59","percent_change":0.0,"prev_day_close":335.149993896484},{"option":"SPX260320C07225000","bid":6.5,"bid_size":138.0,"ask":7.0,"ask_size":211.0,"iv":0.1186,"open_interest":4940.0,"volume":837.0,"delta":0.068,"gamma":0.0006,"vega":2.7424,"theta":-0.5002,"rho":0.3717,"theo":6.5656,"change":0.55,"open":6.7,"high":9.21,"low":6.7,"tick":"down","last_trade_price":7.5,"last_trade_time":"2026-02-18T14:46:29","percent_change":7.91367,"prev_day_close":6.95000004768372},{"option":"SPX260320P07225000","bid":357.5,"bid_size":2.0,"ask":364.3,"ask_size":2.0,"iv":0.1176,"open_interest":66.0,"volume":0.0,"delta":-0.932,"gamma":0.0006,"vega":2.7424,"theta":-0.3676,"rho":-5.5461,"theo":361.0281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":343.9,"last_trade_time":"2026-02-06T10:28:59","percent_change":0.0,"prev_day_close":339.650009155273},{"option":"SPX260320C07230000","bid":6.2,"bid_size":15.0,"ask":6.6,"ask_size":112.0,"iv":0.1185,"open_interest":366.0,"volume":56.0,"delta":0.0649,"gamma":0.0006,"vega":2.6534,"theta":-0.4815,"rho":0.3552,"theo":6.2064,"change":1.25,"open":6.3,"high":8.4,"low":6.3,"tick":"down","last_trade_price":7.8,"last_trade_time":"2026-02-18T13:33:06","percent_change":19.084,"prev_day_close":6.54999995231628},{"option":"SPX260320P07230000","bid":361.9,"bid_size":2.0,"ask":369.1,"ask_size":2.0,"iv":0.1177,"open_interest":9.0,"volume":0.0,"delta":-0.9351,"gamma":0.0006,"vega":2.6534,"theta":-0.3469,"rho":-5.5667,"theo":365.6517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.94,"last_trade_time":"2026-02-11T14:18:11","percent_change":0.0,"prev_day_close":344.350006103516},{"option":"SPX260320C07240000","bid":5.5,"bid_size":69.0,"ask":5.9,"ask_size":201.0,"iv":0.118,"open_interest":1820.0,"volume":849.0,"delta":0.0592,"gamma":0.0005,"vega":2.4839,"theta":-0.4461,"rho":0.3241,"theo":5.5517,"change":0.45,"open":5.7,"high":7.56,"low":5.63,"tick":"up","last_trade_price":6.3,"last_trade_time":"2026-02-18T15:53:44","percent_change":7.69231,"prev_day_close":5.75},{"option":"SPX260320P07240000","bid":371.2,"bid_size":2.0,"ask":378.4,"ask_size":2.0,"iv":0.1173,"open_interest":31.0,"volume":0.0,"delta":-0.9408,"gamma":0.0005,"vega":2.4839,"theta":-0.3078,"rho":-5.6059,"theo":374.9625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.17,"last_trade_time":"2026-02-02T10:51:30","percent_change":0.0,"prev_day_close":353.550003051758},{"option":"SPX260320C07250000","bid":5.0,"bid_size":15.0,"ask":5.3,"ask_size":328.0,"iv":0.1179,"open_interest":15084.0,"volume":836.0,"delta":0.0541,"gamma":0.0005,"vega":2.325,"theta":-0.4136,"rho":0.2954,"theo":4.9754,"change":0.9,"open":5.1,"high":6.76,"low":5.08,"tick":"down","last_trade_price":5.55,"last_trade_time":"2026-02-18T15:58:36","percent_change":17.4757,"prev_day_close":5.15000009536743},{"option":"SPX260320P07250000","bid":381.2,"bid_size":2.0,"ask":387.1,"ask_size":2.0,"iv":0.1171,"open_interest":798.0,"volume":2.0,"delta":-0.9459,"gamma":0.0005,"vega":2.325,"theta":-0.2716,"rho":-5.6428,"theo":384.3517,"change":-50.71,"open":338.34,"high":338.34,"low":338.34,"tick":"down","last_trade_price":338.34,"last_trade_time":"2026-02-18T12:39:37","percent_change":-13.0343,"prev_day_close":362.850006103516},{"option":"SPX260320C07260000","bid":4.5,"bid_size":15.0,"ask":4.7,"ask_size":140.0,"iv":0.1176,"open_interest":276.0,"volume":73.0,"delta":0.0494,"gamma":0.0004,"vega":2.1752,"theta":-0.3837,"rho":0.2696,"theo":4.4693,"change":0.25,"open":4.5,"high":5.9,"low":4.5,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-18T15:56:29","percent_change":5.26316,"prev_day_close":4.54999995231628},{"option":"SPX260320P07260000","bid":390.1,"bid_size":2.0,"ask":397.1,"ask_size":2.0,"iv":0.1163,"open_interest":1.0,"volume":0.0,"delta":-0.9506,"gamma":0.0004,"vega":2.1752,"theta":-0.238,"rho":-5.6768,"theo":393.8111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":325.19,"last_trade_time":"2026-01-29T10:00:32","percent_change":0.0,"prev_day_close":372.199996948242},{"option":"SPX260320C07270000","bid":4.0,"bid_size":15.0,"ask":4.3,"ask_size":235.0,"iv":0.1175,"open_interest":232.0,"volume":69.0,"delta":0.0452,"gamma":0.0004,"vega":2.0352,"theta":-0.3564,"rho":0.2467,"theo":4.0245,"change":0.25,"open":4.1,"high":5.3,"low":4.1,"tick":"no_change","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:53:39","percent_change":5.88235,"prev_day_close":4.04999995231628},{"option":"SPX260320P07270000","bid":400.3,"bid_size":2.0,"ask":406.7,"ask_size":2.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.9548,"gamma":0.0004,"vega":2.0352,"theta":-0.2069,"rho":-5.7079,"theo":403.3319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":381.800003051758},{"option":"SPX260320C07275000","bid":3.8,"bid_size":15.0,"ask":4.0,"ask_size":175.0,"iv":0.1173,"open_interest":3883.0,"volume":112.0,"delta":0.0432,"gamma":0.0004,"vega":1.969,"theta":-0.3436,"rho":0.2361,"theo":3.8226,"change":0.7,"open":3.9,"high":5.2,"low":3.9,"tick":"no_change","last_trade_price":4.1,"last_trade_time":"2026-02-18T15:50:08","percent_change":18.1818,"prev_day_close":3.85000002384186},{"option":"SPX260320P07275000","bid":404.4,"bid_size":2.0,"ask":411.3,"ask_size":2.0,"iv":0.1159,"open_interest":65.0,"volume":0.0,"delta":-0.9568,"gamma":0.0004,"vega":1.969,"theta":-0.1923,"rho":-5.7225,"theo":408.1128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.8,"last_trade_time":"2026-01-27T13:10:40","percent_change":0.0,"prev_day_close":386.5},{"option":"SPX260320C07280000","bid":3.6,"bid_size":15.0,"ask":3.8,"ask_size":135.0,"iv":0.1172,"open_interest":488.0,"volume":69.0,"delta":0.0414,"gamma":0.0004,"vega":1.9054,"theta":-0.3314,"rho":0.226,"theo":3.6333,"change":0.85,"open":3.5,"high":4.8,"low":3.5,"tick":"up","last_trade_price":4.7,"last_trade_time":"2026-02-18T11:25:09","percent_change":22.0779,"prev_day_close":3.64999997615814},{"option":"SPX260320P07280000","bid":409.0,"bid_size":1.0,"ask":416.2,"ask_size":2.0,"iv":0.1159,"open_interest":1.0,"volume":0.0,"delta":-0.9586,"gamma":0.0004,"vega":1.9054,"theta":-0.1782,"rho":-5.7368,"theo":412.9062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":365.2,"last_trade_time":"2026-01-14T10:05:11","percent_change":0.0,"prev_day_close":391.550003051758},{"option":"SPX260320C07290000","bid":3.2,"bid_size":15.0,"ask":3.5,"ask_size":275.0,"iv":0.1173,"open_interest":273.0,"volume":78.0,"delta":0.038,"gamma":0.0004,"vega":1.7854,"theta":-0.3087,"rho":0.207,"theo":3.2892,"change":-0.15,"open":3.3,"high":4.3,"low":3.3,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:08:36","percent_change":-4.34782,"prev_day_close":3.25},{"option":"SPX260320P07290000","bid":418.7,"bid_size":2.0,"ask":426.1,"ask_size":2.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.962,"gamma":0.0004,"vega":1.7854,"theta":-0.1518,"rho":-5.7639,"theo":422.5276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.55,"last_trade_time":"2026-02-03T14:26:28","percent_change":0.0,"prev_day_close":401.850006103516},{"option":"SPX260320C07300000","bid":2.9,"bid_size":15.0,"ask":3.1,"ask_size":198.0,"iv":0.1172,"open_interest":20598.0,"volume":206.0,"delta":0.0349,"gamma":0.0003,"vega":1.674,"theta":-0.288,"rho":0.1899,"theo":2.9864,"change":0.49,"open":2.95,"high":3.95,"low":2.95,"tick":"up","last_trade_price":3.1,"last_trade_time":"2026-02-18T15:50:16","percent_change":16.6102,"prev_day_close":2.94999992847443},{"option":"SPX260320P07300000","bid":428.2,"bid_size":1.0,"ask":435.4,"ask_size":2.0,"iv":0.1158,"open_interest":3390.0,"volume":0.0,"delta":-0.9651,"gamma":0.0003,"vega":1.674,"theta":-0.1273,"rho":-5.7892,"theo":432.1903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":427.78,"last_trade_time":"2026-02-17T13:40:53","percent_change":0.0,"prev_day_close":411.600006103516},{"option":"SPX260320C07310000","bid":2.6,"bid_size":15.0,"ask":2.8,"ask_size":164.0,"iv":0.1172,"open_interest":261.0,"volume":66.0,"delta":0.0321,"gamma":0.0003,"vega":1.5705,"theta":-0.269,"rho":0.1747,"theo":2.7191,"change":0.435,"open":2.65,"high":3.4,"low":2.65,"tick":"down","last_trade_price":3.34,"last_trade_time":"2026-02-18T11:55:13","percent_change":16.5714,"prev_day_close":2.625},{"option":"SPX260320P07310000","bid":438.0,"bid_size":2.0,"ask":445.1,"ask_size":2.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9679,"gamma":0.0003,"vega":1.5705,"theta":-0.1047,"rho":-5.8126,"theo":441.8886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.899993896484},{"option":"SPX260320C07320000","bid":2.35,"bid_size":15.0,"ask":2.55,"ask_size":161.0,"iv":0.1174,"open_interest":266.0,"volume":66.0,"delta":0.0296,"gamma":0.0003,"vega":1.4744,"theta":-0.2518,"rho":0.1611,"theo":2.4823,"change":0.575,"open":2.4,"high":3.1,"low":2.4,"tick":"up","last_trade_price":3.1,"last_trade_time":"2026-02-18T10:23:54","percent_change":22.7723,"prev_day_close":2.35000002384186},{"option":"SPX260320P07320000","bid":447.6,"bid_size":1.0,"ask":454.8,"ask_size":2.0,"iv":0.1155,"open_interest":1.0,"volume":0.0,"delta":-0.9704,"gamma":0.0003,"vega":1.4744,"theta":-0.0836,"rho":-5.8344,"theo":451.6173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":428.72,"last_trade_time":"2026-02-06T10:29:29","percent_change":0.0,"prev_day_close":430.600006103516},{"option":"SPX260320C07325000","bid":2.2,"bid_size":58.0,"ask":2.45,"ask_size":377.0,"iv":0.1175,"open_interest":3925.0,"volume":79.0,"delta":0.0284,"gamma":0.0003,"vega":1.4292,"theta":-0.2437,"rho":0.1548,"theo":2.374,"change":0.43,"open":2.3,"high":2.91,"low":2.3,"tick":"down","last_trade_price":2.83,"last_trade_time":"2026-02-18T13:15:09","percent_change":17.9167,"prev_day_close":2.22499990463257},{"option":"SPX260320P07325000","bid":452.5,"bid_size":2.0,"ask":459.7,"ask_size":2.0,"iv":0.1158,"open_interest":1.0,"volume":0.0,"delta":-0.9716,"gamma":0.0003,"vega":1.4292,"theta":-0.0737,"rho":-5.8448,"theo":456.4917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":433.27,"last_trade_time":"2026-02-06T10:29:29","percent_change":0.0,"prev_day_close":435.600006103516},{"option":"SPX260320C07330000","bid":2.1,"bid_size":15.0,"ask":2.35,"ask_size":322.0,"iv":0.1177,"open_interest":353.0,"volume":57.0,"delta":0.0273,"gamma":0.0003,"vega":1.3856,"theta":-0.2359,"rho":0.1487,"theo":2.2717,"change":0.46,"open":2.2,"high":2.76,"low":2.2,"tick":"up","last_trade_price":2.76,"last_trade_time":"2026-02-18T10:45:04","percent_change":20.0,"prev_day_close":2.14999997615814},{"option":"SPX260320P07330000","bid":457.3,"bid_size":3.0,"ask":464.5,"ask_size":2.0,"iv":0.1157,"open_interest":0.0,"volume":0.0,"delta":-0.9727,"gamma":0.0003,"vega":1.3856,"theta":-0.0641,"rho":-5.855,"theo":461.3722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.100006103516},{"option":"SPX260320C07340000","bid":1.9,"bid_size":51.0,"ask":2.1,"ask_size":246.0,"iv":0.1179,"open_interest":1095.0,"volume":86.0,"delta":0.0253,"gamma":0.0003,"vega":1.3035,"theta":-0.2214,"rho":0.1373,"theo":2.0841,"change":-0.15,"open":2.0,"high":2.5,"low":1.95,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-18T16:00:03","percent_change":-7.14286,"prev_day_close":1.94999998807907},{"option":"SPX260320P07340000","bid":467.1,"bid_size":1.0,"ask":474.3,"ask_size":2.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9748,"gamma":0.0003,"vega":1.3035,"theta":-0.0458,"rho":-5.8746,"theo":471.1501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.0},{"option":"SPX260320C07350000","bid":1.7,"bid_size":65.0,"ask":1.95,"ask_size":390.0,"iv":0.1181,"open_interest":10461.0,"volume":613.0,"delta":0.0234,"gamma":0.0002,"vega":1.2272,"theta":-0.2081,"rho":0.127,"theo":1.9163,"change":-0.03,"open":1.8,"high":2.3,"low":1.8,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-18T16:04:41","percent_change":-1.57895,"prev_day_close":1.75},{"option":"SPX260320P07350000","bid":476.9,"bid_size":1.0,"ask":484.1,"ask_size":2.0,"iv":0.1159,"open_interest":22.0,"volume":0.0,"delta":-0.9766,"gamma":0.0002,"vega":1.2272,"theta":-0.0288,"rho":-5.8931,"theo":480.9479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":357.2,"last_trade_time":"2026-02-02T15:53:30","percent_change":0.0,"prev_day_close":459.850006103516},{"option":"SPX260320C07360000","bid":1.55,"bid_size":15.0,"ask":1.8,"ask_size":340.0,"iv":0.1185,"open_interest":2702.0,"volume":92.0,"delta":0.0217,"gamma":0.0002,"vega":1.156,"theta":-0.1958,"rho":0.1177,"theo":1.7658,"change":0.35,"open":1.65,"high":2.1,"low":1.65,"tick":"no_change","last_trade_price":2.1,"last_trade_time":"2026-02-18T11:34:20","percent_change":20.0,"prev_day_close":1.60000002384186},{"option":"SPX260320P07360000","bid":486.7,"bid_size":1.0,"ask":493.9,"ask_size":2.0,"iv":0.116,"open_interest":0.0,"volume":0.0,"delta":-0.9783,"gamma":0.0002,"vega":1.156,"theta":-0.0127,"rho":-5.9106,"theo":490.7628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":469.399993896484},{"option":"SPX260320C07370000","bid":1.4,"bid_size":15.0,"ask":1.65,"ask_size":344.0,"iv":0.1188,"open_interest":325.0,"volume":44.0,"delta":0.0202,"gamma":0.0002,"vega":1.0896,"theta":-0.1844,"rho":0.1093,"theo":1.63,"change":0.25,"open":1.5,"high":1.85,"low":1.5,"tick":"up","last_trade_price":1.85,"last_trade_time":"2026-02-18T11:25:05","percent_change":15.625,"prev_day_close":1.44999998807907},{"option":"SPX260320P07370000","bid":496.6,"bid_size":2.0,"ask":504.3,"ask_size":3.0,"iv":0.1195,"open_interest":0.0,"volume":0.0,"delta":-0.9799,"gamma":0.0002,"vega":1.0896,"theta":0.0,"rho":-5.9272,"theo":500.5926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":479.25},{"option":"SPX260320C07375000","bid":1.35,"bid_size":15.0,"ask":1.55,"ask_size":300.0,"iv":0.1192,"open_interest":2154.0,"volume":73.0,"delta":0.0194,"gamma":0.0002,"vega":1.0581,"theta":-0.179,"rho":0.1054,"theo":1.5671,"change":-0.05,"open":1.5,"high":1.6,"low":1.45,"tick":"down","last_trade_price":1.45,"last_trade_time":"2026-02-18T16:05:00","percent_change":-3.33333,"prev_day_close":1.375},{"option":"SPX260320P07375000","bid":501.4,"bid_size":1.0,"ask":508.8,"ask_size":2.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9806,"gamma":0.0002,"vega":1.0581,"theta":0.0,"rho":-5.9352,"theo":505.5124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":614.32,"last_trade_time":"2025-11-06T11:46:57","percent_change":0.0,"prev_day_close":484.550003051758},{"option":"SPX260320C07380000","bid":1.3,"bid_size":15.0,"ask":1.5,"ask_size":330.0,"iv":0.1193,"open_interest":349.0,"volume":89.0,"delta":0.0187,"gamma":0.0002,"vega":1.0277,"theta":-0.1738,"rho":0.1016,"theo":1.5072,"change":0.175,"open":1.45,"high":1.65,"low":1.45,"tick":"no_change","last_trade_price":1.65,"last_trade_time":"2026-02-18T11:54:43","percent_change":11.8644,"prev_day_close":1.32499998807907},{"option":"SPX260320P07380000","bid":506.3,"bid_size":3.0,"ask":513.6,"ask_size":2.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9813,"gamma":0.0002,"vega":1.0277,"theta":0.0,"rho":-5.943,"theo":510.4353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.350006103516},{"option":"SPX260320C07390000","bid":1.15,"bid_size":15.0,"ask":1.4,"ask_size":348.0,"iv":0.1196,"open_interest":245.0,"volume":107.0,"delta":0.0174,"gamma":0.0002,"vega":0.97,"theta":-0.164,"rho":0.0945,"theo":1.3957,"change":0.2,"open":1.25,"high":1.55,"low":1.25,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T11:30:31","percent_change":14.8148,"prev_day_close":1.19999998807907},{"option":"SPX260320P07390000","bid":516.2,"bid_size":1.0,"ask":523.8,"ask_size":1.0,"iv":0.1207,"open_interest":1.0,"volume":0.0,"delta":-0.9826,"gamma":0.0002,"vega":0.97,"theta":0.0,"rho":-5.9583,"theo":520.2893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":442.8,"last_trade_time":"2026-02-04T10:26:01","percent_change":0.0,"prev_day_close":498.949996948242},{"option":"SPX260320C07400000","bid":1.05,"bid_size":15.0,"ask":1.3,"ask_size":385.0,"iv":0.1202,"open_interest":21834.0,"volume":504.0,"delta":0.0162,"gamma":0.0002,"vega":0.9161,"theta":-0.1549,"rho":0.0879,"theo":1.2944,"change":0.015,"open":1.25,"high":1.51,"low":1.1,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-18T14:49:37","percent_change":1.27659,"prev_day_close":1.125},{"option":"SPX260320P07400000","bid":526.1,"bid_size":2.0,"ask":533.3,"ask_size":2.0,"iv":0.1174,"open_interest":3176.0,"volume":5.0,"delta":-0.9838,"gamma":0.0002,"vega":0.9161,"theta":0.0,"rho":-5.9731,"theo":530.1536,"change":-11.14,"open":496.32,"high":524.01,"low":482.98,"tick":"up","last_trade_price":524.01,"last_trade_time":"2026-02-18T14:57:48","percent_change":-2.08166,"prev_day_close":509.350006103516},{"option":"SPX260320C07410000","bid":0.95,"bid_size":15.0,"ask":1.2,"ask_size":368.0,"iv":0.1206,"open_interest":401.0,"volume":84.0,"delta":0.0151,"gamma":0.0002,"vega":0.8657,"theta":-0.1464,"rho":0.0819,"theo":1.2022,"change":0.15,"open":1.05,"high":1.3,"low":1.05,"tick":"up","last_trade_price":1.3,"last_trade_time":"2026-02-18T11:25:05","percent_change":13.0435,"prev_day_close":1.02500000596046},{"option":"SPX260320P07410000","bid":535.9,"bid_size":1.0,"ask":543.2,"ask_size":2.0,"iv":0.1173,"open_interest":1.0,"volume":0.0,"delta":-0.9849,"gamma":0.0002,"vega":0.8657,"theta":0.0,"rho":-5.9873,"theo":540.0269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":493.0,"last_trade_time":"2026-02-12T11:05:35","percent_change":0.0,"prev_day_close":518.899993896484},{"option":"SPX260320C07420000","bid":0.85,"bid_size":188.0,"ask":1.1,"ask_size":348.0,"iv":0.1208,"open_interest":307.0,"volume":46.0,"delta":0.0141,"gamma":0.0001,"vega":0.8185,"theta":-0.1385,"rho":0.0763,"theo":1.1181,"change":0.1,"open":0.95,"high":1.15,"low":0.95,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T10:05:51","percent_change":9.52381,"prev_day_close":0.949999988079071},{"option":"SPX260320P07420000","bid":545.8,"bid_size":1.0,"ask":553.1,"ask_size":2.0,"iv":0.118,"open_interest":0.0,"volume":0.0,"delta":-0.9859,"gamma":0.0001,"vega":0.8185,"theta":0.0,"rho":-6.001,"theo":549.9083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.799987792969},{"option":"SPX260320C07425000","bid":0.8,"bid_size":192.0,"ask":1.05,"ask_size":204.0,"iv":0.1209,"open_interest":1437.0,"volume":97.0,"delta":0.0137,"gamma":0.0001,"vega":0.796,"theta":-0.1348,"rho":0.0738,"theo":1.0788,"change":0.0,"open":0.95,"high":1.21,"low":0.95,"tick":"no_change","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:00:20","percent_change":1.25483e-6,"prev_day_close":0.900000005960464},{"option":"SPX260320P07425000","bid":550.8,"bid_size":2.0,"ask":558.1,"ask_size":2.0,"iv":0.1192,"open_interest":5.0,"volume":0.0,"delta":-0.9864,"gamma":0.0001,"vega":0.796,"theta":0.0,"rho":-6.0077,"theo":554.8518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":439.24,"last_trade_time":"2026-01-26T14:30:27","percent_change":0.0,"prev_day_close":533.700012207031},{"option":"SPX260320C07430000","bid":0.8,"bid_size":15.0,"ask":1.0,"ask_size":210.0,"iv":0.1214,"open_interest":711.0,"volume":46.0,"delta":0.0132,"gamma":0.0001,"vega":0.7742,"theta":-0.1312,"rho":0.0713,"theo":1.0412,"change":0.2,"open":0.9,"high":1.15,"low":0.9,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T11:25:08","percent_change":21.0526,"prev_day_close":0.849999994039536},{"option":"SPX260320P07430000","bid":555.6,"bid_size":1.0,"ask":563.0,"ask_size":2.0,"iv":0.1185,"open_interest":0.0,"volume":0.0,"delta":-0.9868,"gamma":0.0001,"vega":0.7742,"theta":0.0,"rho":-6.0142,"theo":559.7969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":538.900024414062},{"option":"SPX260320C07440000","bid":0.7,"bid_size":184.0,"ask":0.95,"ask_size":213.0,"iv":0.1218,"open_interest":316.0,"volume":64.0,"delta":0.0124,"gamma":0.0001,"vega":0.7327,"theta":-0.1242,"rho":0.0667,"theo":0.9706,"change":0.15,"open":0.85,"high":1.05,"low":0.85,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T11:25:09","percent_change":16.6667,"prev_day_close":0.799999982118606},{"option":"SPX260320P07440000","bid":565.5,"bid_size":3.0,"ask":572.9,"ask_size":2.0,"iv":0.1189,"open_interest":0.0,"volume":0.0,"delta":-0.9877,"gamma":0.0001,"vega":0.7327,"theta":0.0,"rho":-6.027,"theo":569.6919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.5},{"option":"SPX260320C07450000","bid":0.65,"bid_size":189.0,"ask":0.9,"ask_size":361.0,"iv":0.1226,"open_interest":4401.0,"volume":390.0,"delta":0.0116,"gamma":0.0001,"vega":0.6938,"theta":-0.1178,"rho":0.0624,"theo":0.906,"change":0.075,"open":0.75,"high":0.95,"low":0.75,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T11:30:24","percent_change":9.09091,"prev_day_close":0.774999976158142},{"option":"SPX260320P07450000","bid":575.4,"bid_size":1.0,"ask":582.8,"ask_size":2.0,"iv":0.1192,"open_interest":0.0,"volume":0.0,"delta":-0.9885,"gamma":0.0001,"vega":0.6938,"theta":0.0,"rho":-6.0395,"theo":579.5927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":558.75},{"option":"SPX260320C07460000","bid":0.6,"bid_size":80.0,"ask":0.85,"ask_size":432.0,"iv":0.1234,"open_interest":579.0,"volume":63.0,"delta":0.0108,"gamma":0.0001,"vega":0.6574,"theta":-0.1118,"rho":0.0584,"theo":0.8466,"change":-0.1,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:30:02","percent_change":-12.5,"prev_day_close":0.725000023841858},{"option":"SPX260320P07460000","bid":585.4,"bid_size":1.0,"ask":592.8,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9892,"gamma":0.0001,"vega":0.6574,"theta":0.0,"rho":-6.0517,"theo":589.4989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.399993896484},{"option":"SPX260320C07470000","bid":0.55,"bid_size":83.0,"ask":0.8,"ask_size":452.0,"iv":0.1241,"open_interest":476.0,"volume":55.0,"delta":0.0102,"gamma":0.0001,"vega":0.6232,"theta":-0.1061,"rho":0.0547,"theo":0.7922,"change":0.025,"open":0.65,"high":0.75,"low":0.65,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T14:39:04","percent_change":3.44827,"prev_day_close":0.650000005960464},{"option":"SPX260320P07470000","bid":595.3,"bid_size":1.0,"ask":602.9,"ask_size":1.0,"iv":0.1231,"open_interest":0.0,"volume":0.0,"delta":-0.9899,"gamma":0.0001,"vega":0.6232,"theta":0.0,"rho":-6.0636,"theo":599.41,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.349975585938},{"option":"SPX260320C07475000","bid":0.55,"bid_size":46.0,"ask":0.75,"ask_size":228.0,"iv":0.1244,"open_interest":2406.0,"volume":36.0,"delta":0.0098,"gamma":0.0001,"vega":0.607,"theta":-0.1034,"rho":0.053,"theo":0.7667,"change":-0.05,"open":0.65,"high":0.65,"low":0.65,"tick":"no_change","last_trade_price":0.65,"last_trade_time":"2026-02-18T09:30:02","percent_change":-7.14286,"prev_day_close":0.675000011920929},{"option":"SPX260320P07475000","bid":600.2,"bid_size":1.0,"ask":607.9,"ask_size":1.0,"iv":0.1265,"open_interest":42.0,"volume":0.0,"delta":-0.9902,"gamma":0.0001,"vega":0.607,"theta":0.0,"rho":-6.0694,"theo":604.3673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":642.22,"last_trade_time":"2026-01-20T16:01:12","percent_change":0.0,"prev_day_close":583.200012207031},{"option":"SPX260320C07480000","bid":0.5,"bid_size":193.0,"ask":0.75,"ask_size":337.0,"iv":0.1246,"open_interest":110.0,"volume":45.0,"delta":0.0095,"gamma":0.0001,"vega":0.5913,"theta":-0.1008,"rho":0.0513,"theo":0.7422,"change":-0.1,"open":0.6,"high":0.6,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T09:30:02","percent_change":-14.2857,"prev_day_close":0.625},{"option":"SPX260320P07480000","bid":605.2,"bid_size":1.0,"ask":612.9,"ask_size":1.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":-0.9905,"gamma":0.0001,"vega":0.5913,"theta":0.0,"rho":-6.0752,"theo":609.3256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.450012207031},{"option":"SPX260320C07490000","bid":0.5,"bid_size":30.0,"ask":0.7,"ask_size":246.0,"iv":0.1258,"open_interest":173.0,"volume":63.0,"delta":0.009,"gamma":0.0001,"vega":0.5614,"theta":-0.0959,"rho":0.0482,"theo":0.6964,"change":-0.075,"open":0.6,"high":0.6,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T09:30:02","percent_change":-11.1111,"prev_day_close":0.574999988079071},{"option":"SPX260320P07490000","bid":615.1,"bid_size":1.0,"ask":622.8,"ask_size":1.0,"iv":0.1281,"open_interest":0.0,"volume":0.0,"delta":-0.9911,"gamma":0.0001,"vega":0.5614,"theta":0.0,"rho":-6.0865,"theo":619.2453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.0},{"option":"SPX260320C07500000","bid":0.45,"bid_size":48.0,"ask":0.65,"ask_size":240.0,"iv":0.1262,"open_interest":10774.0,"volume":41.0,"delta":0.0084,"gamma":0.0001,"vega":0.5333,"theta":-0.0913,"rho":0.0453,"theo":0.6542,"change":0.125,"open":0.65,"high":0.7,"low":0.55,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T11:33:10","percent_change":21.7391,"prev_day_close":0.550000011920929},{"option":"SPX260320P07500000","bid":625.0,"bid_size":1.0,"ask":632.7,"ask_size":1.0,"iv":0.1283,"open_interest":1076.0,"volume":0.0,"delta":-0.9916,"gamma":0.0001,"vega":0.5333,"theta":0.0,"rho":-6.0976,"theo":629.1686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":665.0,"last_trade_time":"2026-02-13T09:39:56","percent_change":0.0,"prev_day_close":608.449981689453},{"option":"SPX260320C07510000","bid":0.4,"bid_size":51.0,"ask":0.6,"ask_size":229.0,"iv":0.1265,"open_interest":199.0,"volume":64.0,"delta":0.0079,"gamma":0.0001,"vega":0.507,"theta":-0.087,"rho":0.0426,"theo":0.6154,"change":0.075,"open":0.5,"high":0.65,"low":0.5,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T11:25:11","percent_change":13.0435,"prev_day_close":0.524999991059303},{"option":"SPX260320P07510000","bid":635.0,"bid_size":1.0,"ask":642.8,"ask_size":1.0,"iv":0.1284,"open_interest":1.0,"volume":0.0,"delta":-0.9921,"gamma":0.0001,"vega":0.507,"theta":0.0,"rho":-6.1084,"theo":639.0954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":607.82,"last_trade_time":"2026-01-21T11:06:25","percent_change":0.0,"prev_day_close":619.450012207031},{"option":"SPX260320C07520000","bid":0.4,"bid_size":34.0,"ask":0.6,"ask_size":299.0,"iv":0.1281,"open_interest":99.0,"volume":86.0,"delta":0.0075,"gamma":0.0001,"vega":0.4824,"theta":-0.083,"rho":0.0402,"theo":0.5797,"change":-0.075,"open":0.5,"high":0.6,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:04:10","percent_change":-14.2857,"prev_day_close":0.500000014901161},{"option":"SPX260320P07520000","bid":644.9,"bid_size":1.0,"ask":652.6,"ask_size":1.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.9926,"gamma":0.0001,"vega":0.4824,"theta":0.0,"rho":-6.119,"theo":649.0251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.049987792969},{"option":"SPX260320C07525000","bid":0.4,"bid_size":32.0,"ask":0.6,"ask_size":360.0,"iv":0.129,"open_interest":1868.0,"volume":69.0,"delta":0.0073,"gamma":0.0001,"vega":0.4707,"theta":-0.0811,"rho":0.0391,"theo":0.5629,"change":0.075,"open":0.45,"high":0.61,"low":0.45,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T11:30:25","percent_change":14.2857,"prev_day_close":0.475000008940697},{"option":"SPX260320P07525000","bid":649.9,"bid_size":1.0,"ask":657.7,"ask_size":1.0,"iv":0.1296,"open_interest":1.0,"volume":0.0,"delta":-0.9928,"gamma":0.0001,"vega":0.4707,"theta":0.0,"rho":-6.1242,"theo":653.9911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":645.64,"last_trade_time":"2025-12-03T09:38:05","percent_change":0.0,"prev_day_close":632.950012207031},{"option":"SPX260320C07530000","bid":0.35,"bid_size":52.0,"ask":0.55,"ask_size":208.0,"iv":0.1283,"open_interest":61.0,"volume":45.0,"delta":0.0071,"gamma":0.0001,"vega":0.4594,"theta":-0.0793,"rho":0.038,"theo":0.5468,"change":-0.075,"open":0.45,"high":0.45,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:30:02","percent_change":-14.2857,"prev_day_close":0.475000008940697},{"option":"SPX260320P07530000","bid":654.9,"bid_size":1.0,"ask":662.5,"ask_size":1.0,"iv":0.1309,"open_interest":1.0,"volume":0.0,"delta":-0.993,"gamma":0.0001,"vega":0.4594,"theta":0.0,"rho":-6.1294,"theo":658.9578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":659.66,"last_trade_time":"2026-02-13T11:15:49","percent_change":0.0,"prev_day_close":639.400024414062},{"option":"SPX260320C07540000","bid":0.35,"bid_size":34.0,"ask":0.55,"ask_size":320.0,"iv":0.1299,"open_interest":352.0,"volume":322.0,"delta":0.0067,"gamma":0.0001,"vega":0.4378,"theta":-0.0758,"rho":0.0358,"theo":0.5165,"change":-0.025,"open":0.4,"high":0.5,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:44:24","percent_change":-5.88235,"prev_day_close":0.399999991059303},{"option":"SPX260320P07540000","bid":664.8,"bid_size":1.0,"ask":672.6,"ask_size":1.0,"iv":0.1307,"open_interest":0.0,"volume":0.0,"delta":-0.9934,"gamma":0.0001,"vega":0.4378,"theta":0.0,"rho":-6.1398,"theo":668.893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":649.699981689453},{"option":"SPX260320C07550000","bid":0.35,"bid_size":33.0,"ask":0.5,"ask_size":207.0,"iv":0.1307,"open_interest":4417.0,"volume":328.0,"delta":0.0063,"gamma":0.0001,"vega":0.4176,"theta":-0.0725,"rho":0.0338,"theo":0.4886,"change":-0.05,"open":0.4,"high":0.55,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:39:20","percent_change":-11.1111,"prev_day_close":0.350000008940697},{"option":"SPX260320P07550000","bid":674.7,"bid_size":1.0,"ask":682.4,"ask_size":1.0,"iv":0.1333,"open_interest":53.0,"volume":0.0,"delta":-0.9937,"gamma":0.0001,"vega":0.4176,"theta":0.0,"rho":-6.1499,"theo":678.8306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":609.06,"last_trade_time":"2026-01-05T15:53:58","percent_change":0.0,"prev_day_close":659.299987792969},{"option":"SPX260320C07560000","bid":0.3,"bid_size":37.0,"ask":0.5,"ask_size":317.0,"iv":0.1315,"open_interest":211.0,"volume":156.0,"delta":0.006,"gamma":0.0001,"vega":0.3987,"theta":-0.0694,"rho":0.032,"theo":0.4629,"change":0.0,"open":0.35,"high":0.4,"low":0.35,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:42:46","percent_change":-1.49012e-6,"prev_day_close":0.375},{"option":"SPX260320P07560000","bid":684.7,"bid_size":1.0,"ask":692.5,"ask_size":1.0,"iv":0.1329,"open_interest":0.0,"volume":0.0,"delta":-0.994,"gamma":0.0001,"vega":0.3987,"theta":0.0,"rho":-6.1599,"theo":688.7705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":669.149993896484},{"option":"SPX260320C07570000","bid":0.3,"bid_size":35.0,"ask":0.5,"ask_size":401.0,"iv":0.1331,"open_interest":114.0,"volume":46.0,"delta":0.0057,"gamma":0.0001,"vega":0.381,"theta":-0.0666,"rho":0.0303,"theo":0.4393,"change":0.0,"open":0.35,"high":0.4,"low":0.35,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:37:10","percent_change":-1.49012e-6,"prev_day_close":0.375},{"option":"SPX260320P07570000","bid":694.6,"bid_size":1.0,"ask":702.3,"ask_size":1.0,"iv":0.1357,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0001,"vega":0.381,"theta":0.0,"rho":-6.1698,"theo":698.7123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":677.700012207031},{"option":"SPX260320C07575000","bid":0.3,"bid_size":35.0,"ask":0.45,"ask_size":216.0,"iv":0.133,"open_interest":1237.0,"volume":106.0,"delta":0.0055,"gamma":0.0001,"vega":0.3726,"theta":-0.0652,"rho":0.0295,"theo":0.4281,"change":0.1,"open":0.35,"high":0.5,"low":0.35,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T11:41:03","percent_change":25.0,"prev_day_close":0.375},{"option":"SPX260320P07575000","bid":699.6,"bid_size":1.0,"ask":707.3,"ask_size":1.0,"iv":0.137,"open_interest":2.0,"volume":0.0,"delta":-0.9945,"gamma":0.0001,"vega":0.3726,"theta":0.0,"rho":-6.1747,"theo":703.684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":641.96,"last_trade_time":"2025-12-05T09:49:38","percent_change":0.0,"prev_day_close":683.649993896484},{"option":"SPX260320C07600000","bid":0.25,"bid_size":37.0,"ask":0.45,"ask_size":324.0,"iv":0.136,"open_interest":14767.0,"volume":281.0,"delta":0.0049,"gamma":0.0,"vega":0.3343,"theta":-0.0591,"rho":0.026,"theo":0.3786,"change":-0.03,"open":0.3,"high":0.45,"low":0.3,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T16:04:41","percent_change":-8.57143,"prev_day_close":0.349999994039536},{"option":"SPX260320P07600000","bid":724.5,"bid_size":1.0,"ask":732.3,"ask_size":1.0,"iv":0.1372,"open_interest":72.0,"volume":0.0,"delta":-0.9952,"gamma":0.0,"vega":0.3343,"theta":0.0,"rho":-6.1986,"theo":728.5483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":603.5,"last_trade_time":"2026-02-10T11:00:54","percent_change":0.0,"prev_day_close":707.600006103516},{"option":"SPX260320C07625000","bid":0.2,"bid_size":56.0,"ask":0.4,"ask_size":204.0,"iv":0.1377,"open_interest":792.0,"volume":195.0,"delta":0.0043,"gamma":0.0,"vega":0.3017,"theta":-0.054,"rho":0.0232,"theo":0.3378,"change":0.1,"open":0.25,"high":0.4,"low":0.25,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T11:42:24","percent_change":33.3333,"prev_day_close":0.324999995529652},{"option":"SPX260320P07625000","bid":749.4,"bid_size":1.0,"ask":757.0,"ask_size":1.0,"iv":0.1406,"open_interest":0.0,"volume":0.0,"delta":-0.9957,"gamma":0.0,"vega":0.3017,"theta":0.0,"rho":-6.222,"theo":753.4213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.949981689453},{"option":"SPX260320C07650000","bid":0.2,"bid_size":39.0,"ask":0.4,"ask_size":366.0,"iv":0.1416,"open_interest":1543.0,"volume":157.0,"delta":0.0039,"gamma":0.0,"vega":0.2738,"theta":-0.0496,"rho":0.0207,"theo":0.304,"change":-0.1,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:30:02","percent_change":-33.3333,"prev_day_close":0.300000004470348},{"option":"SPX260320P07650000","bid":774.3,"bid_size":1.0,"ask":781.9,"ask_size":1.0,"iv":0.1439,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0,"vega":0.2738,"theta":0.0,"rho":-6.2449,"theo":778.3012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":759.0},{"option":"SPX260320C07675000","bid":0.2,"bid_size":37.0,"ask":0.35,"ask_size":211.0,"iv":0.1442,"open_interest":626.0,"volume":148.0,"delta":0.0035,"gamma":0.0,"vega":0.25,"theta":-0.0458,"rho":0.0186,"theo":0.2758,"change":-0.05,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:30:02","percent_change":-20.0,"prev_day_close":0.275000005960464},{"option":"SPX260320P07675000","bid":799.1,"bid_size":1.0,"ask":806.8,"ask_size":1.0,"iv":0.1472,"open_interest":0.0,"volume":0.0,"delta":-0.9965,"gamma":0.0,"vega":0.25,"theta":0.0,"rho":-6.2675,"theo":803.1869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.450012207031},{"option":"SPX260320C07700000","bid":0.15,"bid_size":42.0,"ask":0.35,"ask_size":222.0,"iv":0.1466,"open_interest":9308.0,"volume":199.0,"delta":0.0032,"gamma":0.0,"vega":0.2293,"theta":-0.0426,"rho":0.0169,"theo":0.2522,"change":0.05,"open":0.15,"high":0.3,"low":0.15,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T10:45:05","percent_change":20.0,"prev_day_close":0.25},{"option":"SPX260320P07700000","bid":824.0,"bid_size":1.0,"ask":831.7,"ask_size":1.0,"iv":0.1504,"open_interest":21.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.2293,"theta":0.0,"rho":-6.2897,"theo":828.077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":776.6,"last_trade_time":"2025-12-04T10:44:21","percent_change":0.0,"prev_day_close":806.299987792969},{"option":"SPX260320C07725000","bid":0.15,"bid_size":41.0,"ask":0.35,"ask_size":545.0,"iv":0.15,"open_interest":344.0,"volume":184.0,"delta":0.0029,"gamma":0.0,"vega":0.2119,"theta":-0.0399,"rho":0.0154,"theo":0.2322,"change":0.06,"open":0.15,"high":0.31,"low":0.15,"tick":"no_change","last_trade_price":0.31,"last_trade_time":"2026-02-18T10:55:33","percent_change":24.0,"prev_day_close":0.25},{"option":"SPX260320P07725000","bid":848.9,"bid_size":1.0,"ask":856.6,"ask_size":1.0,"iv":0.1536,"open_interest":0.0,"volume":0.0,"delta":-0.9971,"gamma":0.0,"vega":0.2114,"theta":0.0,"rho":-6.3116,"theo":852.9707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":832.950012207031},{"option":"SPX260320C07750000","bid":0.15,"bid_size":39.0,"ask":0.3,"ask_size":249.0,"iv":0.1522,"open_interest":5399.0,"volume":246.0,"delta":0.0027,"gamma":0.0,"vega":0.196,"theta":-0.0375,"rho":0.0142,"theo":0.2147,"change":0.1,"open":0.1,"high":0.3,"low":0.1,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T13:58:56","percent_change":50.0,"prev_day_close":0.224999997764826},{"option":"SPX260320P07750000","bid":873.8,"bid_size":1.0,"ask":881.5,"ask_size":1.0,"iv":0.1567,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0,"vega":0.1957,"theta":0.0,"rho":-6.3333,"theo":877.8672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":858.600006103516},{"option":"SPX260320C07775000","bid":0.1,"bid_size":232.0,"ask":0.3,"ask_size":256.0,"iv":0.1542,"open_interest":3084.0,"volume":146.0,"delta":0.0024,"gamma":0.0,"vega":0.182,"theta":-0.0353,"rho":0.013,"theo":0.1996,"change":-0.1,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:30:02","percent_change":-50.0,"prev_day_close":0.175000000745058},{"option":"SPX260320P07775000","bid":898.7,"bid_size":1.0,"ask":906.4,"ask_size":1.0,"iv":0.1596,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.1818,"theta":0.0,"rho":-6.3549,"theo":902.7661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":882.75},{"option":"SPX260320C07800000","bid":0.1,"bid_size":44.0,"ask":0.3,"ask_size":219.0,"iv":0.158,"open_interest":13926.0,"volume":93.0,"delta":0.0023,"gamma":0.0,"vega":0.1695,"theta":-0.0335,"rho":0.012,"theo":0.1866,"change":0.0,"open":0.1,"high":0.2,"low":0.1,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:44:49","percent_change":-1.49012e-6,"prev_day_close":0.175000000745058},{"option":"SPX260320P07800000","bid":923.7,"bid_size":1.0,"ask":931.3,"ask_size":1.0,"iv":0.1626,"open_interest":1.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.1695,"theta":0.0,"rho":-6.3764,"theo":927.6667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":948.84,"last_trade_time":"2025-12-18T10:24:28","percent_change":0.0,"prev_day_close":906.149993896484},{"option":"SPX260320C07825000","bid":0.1,"bid_size":44.0,"ask":0.3,"ask_size":382.0,"iv":0.1616,"open_interest":284.0,"volume":145.0,"delta":0.0021,"gamma":0.0,"vega":0.1584,"theta":-0.0318,"rho":0.0112,"theo":0.175,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:30:02","percent_change":-33.3333,"prev_day_close":0.200000006705523},{"option":"SPX260320P07825000","bid":948.6,"bid_size":1.0,"ask":956.2,"ask_size":1.0,"iv":0.1654,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.1584,"theta":0.0,"rho":-6.3977,"theo":952.5689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.599975585938},{"option":"SPX260320C07850000","bid":0.1,"bid_size":42.0,"ask":0.3,"ask_size":445.0,"iv":0.1651,"open_interest":3307.0,"volume":155.0,"delta":0.002,"gamma":0.0,"vega":0.1487,"theta":-0.0303,"rho":0.0104,"theo":0.1648,"change":0.05,"open":0.1,"high":0.2,"low":0.1,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:03:48","percent_change":33.3333,"prev_day_close":0.200000006705523},{"option":"SPX260320P07850000","bid":973.5,"bid_size":1.0,"ask":981.1,"ask_size":1.0,"iv":0.1682,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.1485,"theta":0.0,"rho":-6.4189,"theo":977.4723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":990.51,"last_trade_time":"2025-12-18T12:05:37","percent_change":0.0,"prev_day_close":957.5},{"option":"SPX260320C07875000","bid":0.1,"bid_size":40.0,"ask":0.25,"ask_size":243.0,"iv":0.1667,"open_interest":2729.0,"volume":134.0,"delta":0.0018,"gamma":0.0,"vega":0.1396,"theta":-0.0289,"rho":0.0097,"theo":0.1555,"change":0.075,"open":0.05,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T11:42:43","percent_change":60.0,"prev_day_close":0.150000000372529},{"option":"SPX260320P07875000","bid":998.4,"bid_size":1.0,"ask":1006.0,"ask_size":1.0,"iv":0.1708,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.1395,"theta":0.0,"rho":-6.4401,"theo":1002.3768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":980.350006103516},{"option":"SPX260320C07900000","bid":0.05,"bid_size":233.0,"ask":0.25,"ask_size":247.0,"iv":0.1679,"open_interest":11118.0,"volume":249.0,"delta":0.0017,"gamma":0.0,"vega":0.1314,"theta":-0.0276,"rho":0.0091,"theo":0.1469,"change":0.025,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:24:30","percent_change":20.0,"prev_day_close":0.150000000372529},{"option":"SPX260320P07900000","bid":1023.3,"bid_size":1.0,"ask":1031.1,"ask_size":1.0,"iv":0.1734,"open_interest":2.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1312,"theta":0.0,"rho":-6.4612,"theo":1027.282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":987.26,"last_trade_time":"2025-12-01T11:54:08","percent_change":0.0,"prev_day_close":1008.0},{"option":"SPX260320C07950000","bid":0.05,"bid_size":201.0,"ask":0.25,"ask_size":434.0,"iv":0.1747,"open_interest":2166.0,"volume":461.0,"delta":0.0015,"gamma":0.0,"vega":0.1168,"theta":-0.0253,"rho":0.008,"theo":0.1319,"change":0.0,"open":0.05,"high":0.2,"low":0.05,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:03:17","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPX260320P07950000","bid":1073.1,"bid_size":1.0,"ask":1080.9,"ask_size":1.0,"iv":0.1782,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1166,"theta":0.0,"rho":-6.5032,"theo":1077.0946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1055.29998779297},{"option":"SPX260320C08000000","bid":0.05,"bid_size":205.0,"ask":0.25,"ask_size":330.0,"iv":0.1815,"open_interest":17008.0,"volume":203.0,"delta":0.0013,"gamma":0.0,"vega":0.1042,"theta":-0.0232,"rho":0.0071,"theo":0.1188,"change":-0.025,"open":0.05,"high":0.12,"low":0.05,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:58:24","percent_change":-20.0,"prev_day_close":0.100000003352761},{"option":"SPX260320P08000000","bid":1122.9,"bid_size":1.0,"ask":1130.6,"ask_size":1.0,"iv":0.1907,"open_interest":2227.0,"volume":100.0,"delta":-0.9987,"gamma":0.0,"vega":0.104,"theta":0.0,"rho":-6.545,"theo":1126.9091,"change":-54.05,"open":1077.5,"high":1077.5,"low":1077.5,"tick":"down","last_trade_price":1077.5,"last_trade_time":"2026-02-18T12:24:46","percent_change":-4.77663,"prev_day_close":1106.20001220703},{"option":"SPX260320C08100000","bid":0.05,"bid_size":44.0,"ask":0.2,"ask_size":15.0,"iv":0.1919,"open_interest":3605.0,"volume":1.0,"delta":0.0011,"gamma":0.0,"vega":0.0837,"theta":-0.0196,"rho":0.0056,"theo":0.097,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:45:15","percent_change":33.3333,"prev_day_close":0.0500000007450581},{"option":"SPX260320P08100000","bid":1222.5,"bid_size":1.0,"ask":1230.2,"ask_size":1.0,"iv":0.2003,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0835,"theta":0.0,"rho":-6.6284,"theo":1226.5426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1207.04998779297},{"option":"SPX260320C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":15.0,"iv":0.201,"open_interest":25447.0,"volume":1.0,"delta":0.0008,"gamma":0.0,"vega":0.0674,"theta":-0.0165,"rho":0.0044,"theo":0.0791,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:45:21","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260320P08200000","bid":1322.2,"bid_size":1.0,"ask":1330.0,"ask_size":1.0,"iv":0.208,"open_interest":26.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0674,"theta":0.0,"rho":-6.7114,"theo":1326.1803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1227.1,"last_trade_time":"2026-01-16T10:43:40","percent_change":0.0,"prev_day_close":1306.84997558594},{"option":"SPX260320C08300000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":147.0,"iv":0.2139,"open_interest":3410.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0547,"theta":-0.014,"rho":0.0035,"theo":0.065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T12:29:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260320P08300000","bid":1421.8,"bid_size":1.0,"ask":1429.5,"ask_size":1.0,"iv":0.2259,"open_interest":3.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0546,"theta":0.0,"rho":-6.7941,"theo":1425.8212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1334.11,"last_trade_time":"2026-01-08T15:21:46","percent_change":0.0,"prev_day_close":1404.85003662109},{"option":"SPX260320C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":153.0,"iv":0.2263,"open_interest":3757.0,"volume":10.0,"delta":0.0005,"gamma":0.0,"vega":0.0444,"theta":-0.0118,"rho":0.0028,"theo":0.0532,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:48:11","percent_change":-60.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P08400000","bid":1521.5,"bid_size":1.0,"ask":1529.3,"ask_size":1.0,"iv":0.2322,"open_interest":1.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0444,"theta":0.0,"rho":-6.8767,"theo":1525.4647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1441.52,"last_trade_time":"2025-12-12T10:06:30","percent_change":0.0,"prev_day_close":1505.25},{"option":"SPX260320C08500000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":156.0,"iv":0.2384,"open_interest":49.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.036,"theta":-0.01,"rho":0.0022,"theo":0.0435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-01-27T11:03:38","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260320P08500000","bid":1621.1,"bid_size":1.0,"ask":1628.8,"ask_size":1.0,"iv":0.2503,"open_interest":4.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.036,"theta":0.0,"rho":-6.9591,"theo":1625.1102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1493.83,"last_trade_time":"2026-02-02T10:55:04","percent_change":0.0,"prev_day_close":1603.84997558594},{"option":"SPX260320C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":158.0,"iv":0.2504,"open_interest":555.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0294,"theta":-0.0084,"rho":0.0018,"theo":0.0356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-17T09:49:43","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P08600000","bid":1720.8,"bid_size":1.0,"ask":1728.6,"ask_size":1.0,"iv":0.2552,"open_interest":3.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":-7.0414,"theo":1724.7575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1585.04,"last_trade_time":"2026-01-27T09:58:40","percent_change":0.0,"prev_day_close":1703.69995117188},{"option":"SPX260320C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":15.0,"iv":0.2678,"open_interest":408.0,"volume":1.0,"delta":0.0002,"gamma":0.0,"vega":0.0196,"theta":-0.0059,"rho":0.0012,"theo":0.0238,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:47:12","percent_change":33.3333,"prev_day_close":0.100000001490116},{"option":"SPX260320P08800000","bid":1920.1,"bid_size":1.0,"ask":1927.9,"ask_size":1.0,"iv":0.2771,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0195,"theta":0.0,"rho":-7.2057,"theo":1924.0561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1831.91,"last_trade_time":"2026-01-05T12:57:57","percent_change":0.0,"prev_day_close":1904.75},{"option":"SPX260320C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":15.0,"iv":0.2897,"open_interest":2392.0,"volume":1.0,"delta":0.0001,"gamma":0.0,"vega":0.0132,"theta":-0.0042,"rho":0.0008,"theo":0.0159,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:24:08","percent_change":-33.3333,"prev_day_close":0.100000001490116},{"option":"SPX260320P09000000","bid":2119.4,"bid_size":1.0,"ask":2127.2,"ask_size":1.0,"iv":0.2979,"open_interest":1593.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.013,"theta":0.0,"rho":-7.3698,"theo":2123.3586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2026.9,"last_trade_time":"2026-02-11T16:13:45","percent_change":0.0,"prev_day_close":2102.59997558594},{"option":"SPX260320C09200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":65.0,"iv":0.3113,"open_interest":1804.0,"volume":70.0,"delta":0.0001,"gamma":0.0,"vega":0.0088,"theta":-0.0029,"rho":0.0005,"theo":0.0106,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:36:30","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260320P09200000","bid":2318.7,"bid_size":1.0,"ask":2326.5,"ask_size":1.0,"iv":0.3176,"open_interest":2.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":-7.5338,"theo":2322.6638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2202.35,"last_trade_time":"2026-01-16T11:20:15","percent_change":0.0,"prev_day_close":2302.80004882812},{"option":"SPX260320C09400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":68.0,"iv":0.3323,"open_interest":3709.0,"volume":260.0,"delta":0.0001,"gamma":0.0,"vega":0.0059,"theta":-0.002,"rho":0.0003,"theo":0.0071,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:42:51","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260320P09400000","bid":2518.0,"bid_size":1.0,"ask":2525.8,"ask_size":1.0,"iv":0.3361,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0059,"theta":0.0,"rho":-7.6977,"theo":2521.9708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3125.39,"last_trade_time":"2025-01-14T10:57:14","percent_change":0.0,"prev_day_close":2501.84997558594},{"option":"SPX260320C09600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":72.0,"iv":0.3528,"open_interest":3249.0,"volume":450.0,"delta":0.0,"gamma":0.0,"vega":0.004,"theta":-0.0014,"rho":0.0002,"theo":0.0048,"change":0.0,"open":0.03,"high":0.08,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:42:16","percent_change":-1.49012e-6,"prev_day_close":0.0750000029802322},{"option":"SPX260320P09600000","bid":2717.3,"bid_size":1.0,"ask":2725.1,"ask_size":1.0,"iv":0.3535,"open_interest":3.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.004,"theta":0.0,"rho":-7.8615,"theo":2721.279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2707.27,"last_trade_time":"2026-02-13T11:48:16","percent_change":0.0,"prev_day_close":2700.0},{"option":"SPX260320C09800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":170.0,"iv":0.3727,"open_interest":642.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0028,"theta":-0.001,"rho":0.0001,"theo":0.0032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-04T14:51:33","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P09800000","bid":2916.6,"bid_size":1.0,"ask":2924.4,"ask_size":1.0,"iv":0.3697,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0027,"theta":0.0,"rho":-8.0252,"theo":2920.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2933.48,"last_trade_time":"2025-12-16T14:24:46","percent_change":0.0,"prev_day_close":2900.90002441406},{"option":"SPX260320C10000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":173.0,"iv":0.3922,"open_interest":304.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0019,"theta":-0.0007,"rho":0.0001,"theo":0.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T15:49:10","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P10000000","bid":3115.9,"bid_size":1.0,"ask":3123.6,"ask_size":1.0,"iv":0.4137,"open_interest":808.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0019,"theta":0.0,"rho":-8.189,"theo":3119.8974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3127.53,"last_trade_time":"2026-02-17T15:53:23","percent_change":0.0,"prev_day_close":3098.35009765625},{"option":"SPX260320C10200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":175.0,"iv":0.4112,"open_interest":233.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0005,"rho":0.0001,"theo":0.0015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-29T12:14:25","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P10200000","bid":3315.2,"bid_size":1.0,"ask":3322.9,"ask_size":1.0,"iv":0.4313,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":-8.3527,"theo":3319.2072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3234.19,"last_trade_time":"2026-01-30T15:29:50","percent_change":0.0,"prev_day_close":3297.84997558594},{"option":"SPX260320C10400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":178.0,"iv":0.4297,"open_interest":316.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0004,"rho":0.0,"theo":0.0011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-01-26T11:10:41","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P10400000","bid":3514.5,"bid_size":1.0,"ask":3522.2,"ask_size":1.0,"iv":0.4481,"open_interest":24.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":-8.5164,"theo":3518.5172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3500.25,"last_trade_time":"2026-02-13T13:14:21","percent_change":0.0,"prev_day_close":3497.10009765625},{"option":"SPX260320C10800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":57.0,"iv":0.4536,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0002,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T15:28:19","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P10800000","bid":3913.1,"bid_size":1.0,"ask":3920.8,"ask_size":1.0,"iv":0.4793,"open_interest":17.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-8.8438,"theo":3917.1376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3909.28,"last_trade_time":"2026-02-17T14:31:36","percent_change":0.0,"prev_day_close":3895.19995117188},{"option":"SPX260320C11000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.4705,"open_interest":8.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0002,"rho":0.0,"theo":0.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T15:14:51","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11000000","bid":4112.4,"bid_size":1.0,"ask":4120.1,"ask_size":1.0,"iv":0.4937,"open_interest":560.0,"volume":7.0,"delta":-1.0,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-9.0075,"theo":4116.4479,"change":-9.72,"open":4084.66,"high":4109.98,"low":4084.66,"tick":"up","last_trade_price":4109.98,"last_trade_time":"2026-02-18T15:20:55","percent_change":-0.235938,"prev_day_close":4095.55004882812},{"option":"SPX260320C11200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.4871,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0001,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T15:13:29","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11200000","bid":4311.8,"bid_size":1.0,"ask":4319.4,"ask_size":1.0,"iv":0.5072,"open_interest":25.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-9.1712,"theo":4315.7583,"change":-35.1301,"open":4283.97,"high":4283.97,"low":4283.97,"tick":"down","last_trade_price":4283.97,"last_trade_time":"2026-02-18T14:22:59","percent_change":-0.813366,"prev_day_close":4293.69995117188},{"option":"SPX260320C11400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.5034,"open_interest":5.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0001,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T10:04:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11400000","bid":4511.1,"bid_size":1.0,"ask":4518.7,"ask_size":1.0,"iv":0.5198,"open_interest":29.0,"volume":3.0,"delta":-1.0,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-9.3349,"theo":4515.0687,"change":-33.1401,"open":4465.91,"high":4486.01,"low":4465.91,"tick":"up","last_trade_price":4486.01,"last_trade_time":"2026-02-18T14:17:10","percent_change":-0.733327,"prev_day_close":4493.39990234375},{"option":"SPX260320C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.5193,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-06T10:03:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11600000","bid":4710.4,"bid_size":1.0,"ask":4718.2,"ask_size":1.0,"iv":0.5313,"open_interest":29.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-9.4986,"theo":4714.3791,"change":-43.6099,"open":4665.14,"high":4673.79,"low":4665.14,"tick":"up","last_trade_price":4673.79,"last_trade_time":"2026-02-18T12:02:13","percent_change":-0.924448,"prev_day_close":4692.0498046875},{"option":"SPX260320C11800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":63.0,"iv":0.5349,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11800000","bid":4909.7,"bid_size":1.0,"ask":4917.5,"ask_size":1.0,"iv":0.5416,"open_interest":41.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-9.6623,"theo":4913.6895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4904.65,"last_trade_time":"2026-02-17T14:33:31","percent_change":0.0,"prev_day_close":4891.44995117188},{"option":"SPX260320C11900000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":0.5425,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P11900000","bid":5009.3,"bid_size":1.0,"ask":5017.0,"ask_size":1.0,"iv":0.5697,"open_interest":81.0,"volume":3.0,"delta":-1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-9.7442,"theo":5013.3447,"change":-44.6099,"open":4964.21,"high":4972.74,"low":4964.09,"tick":"up","last_trade_price":4972.74,"last_trade_time":"2026-02-18T12:02:13","percent_change":-0.889112,"prev_day_close":4991.25},{"option":"SPX260320C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":0.5501,"open_interest":181.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-01-26T10:59:38","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260320P12000000","bid":5109.0,"bid_size":1.0,"ask":5116.7,"ask_size":1.0,"iv":0.5919,"open_interest":651.0,"volume":7.0,"delta":-1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-9.826,"theo":5113.0,"change":-35.93,"open":5071.32,"high":5083.91,"low":5071.32,"tick":"up","last_trade_price":5081.12,"last_trade_time":"2026-02-18T14:22:59","percent_change":-0.702163,"prev_day_close":5092.0},{"option":"SPX260320C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":66.0,"iv":0.5798,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260320P12400000","bid":5507.6,"bid_size":1.0,"ask":5515.3,"ask_size":1.0,"iv":0.617,"open_interest":13.0,"volume":4.0,"delta":-1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":-10.1534,"theo":5511.6208,"change":-9.3699,"open":5505.03,"high":5505.03,"low":5505.03,"tick":"up","last_trade_price":5505.03,"last_trade_time":"2026-02-18T15:20:55","percent_change":-0.169917,"prev_day_close":5490.59985351562},{"option":"SPX260417C00200000","bid":6637.3,"bid_size":1.0,"ask":6648.9,"ask_size":1.0,"iv":2.9474,"open_interest":784.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0024,"theta":0.0,"rho":0.325,"theo":6642.5684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6732.94,"last_trade_time":"2026-02-12T10:01:06","percent_change":0.0,"prev_day_close":6661.85009765625},{"option":"SPX260417P00200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":2.0,"iv":2.4341,"open_interest":815.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0024,"theta":-0.0049,"rho":-0.0003,"theo":0.0361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2025-12-29T13:17:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260417C00400000","bid":6438.6,"bid_size":1.0,"ask":6450.2,"ask_size":1.0,"iv":2.3199,"open_interest":26.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":0.6402,"theo":6443.917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6448.91,"last_trade_time":"2026-02-17T14:14:29","percent_change":0.0,"prev_day_close":6462.84985351562},{"option":"SPX260417P00400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":2.0224,"open_interest":11.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0044,"theta":-0.0074,"rho":-0.0005,"theo":0.0566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2025-09-26T11:35:08","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260417C00600000","bid":6239.9,"bid_size":1.0,"ask":6251.5,"ask_size":1.0,"iv":1.9642,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":0.9554,"theo":6245.265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6097.24,"last_trade_time":"2025-11-17T13:47:52","percent_change":0.0,"prev_day_close":6264.14990234375},{"option":"SPX260417P00600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":52.0,"iv":1.7268,"open_interest":1107.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0067,"theta":-0.0098,"rho":-0.0008,"theo":0.0765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2025-12-17T15:36:12","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260417C00800000","bid":6041.2,"bid_size":1.0,"ask":6052.8,"ask_size":1.0,"iv":1.7155,"open_interest":6.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0094,"theta":0.0,"rho":1.2706,"theo":6046.6139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5920.11,"last_trade_time":"2025-12-17T15:27:44","percent_change":0.0,"prev_day_close":6066.55004882812},{"option":"SPX260417P00800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":145.0,"iv":1.5603,"open_interest":2128.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0094,"theta":-0.0122,"rho":-0.0011,"theo":0.0978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-01-21T10:40:01","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260417C01000000","bid":5842.6,"bid_size":1.0,"ask":5854.0,"ask_size":1.0,"iv":1.5452,"open_interest":841.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0126,"theta":0.0,"rho":1.5857,"theo":5847.9645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5790.24,"last_trade_time":"2026-02-05T10:39:18","percent_change":0.0,"prev_day_close":5868.5498046875},{"option":"SPX260417P01000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":387.0,"iv":1.3978,"open_interest":3830.0,"volume":6.0,"delta":-0.0001,"gamma":0.0,"vega":0.0125,"theta":-0.0147,"rho":-0.0014,"theo":0.1198,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:59:39","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260417C01200000","bid":5643.8,"bid_size":1.0,"ask":5655.3,"ask_size":1.0,"iv":1.4229,"open_interest":67.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0161,"theta":0.0,"rho":1.9007,"theo":5649.3172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5658.09,"last_trade_time":"2026-01-02T10:18:21","percent_change":0.0,"prev_day_close":5668.85009765625},{"option":"SPX260417P01200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":226.0,"iv":1.2659,"open_interest":765.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0161,"theta":-0.0173,"rho":-0.0018,"theo":0.1445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-13T11:37:10","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPX260417C01400000","bid":5445.3,"bid_size":1.0,"ask":5456.8,"ask_size":1.0,"iv":1.2108,"open_interest":15.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0204,"theta":0.0,"rho":2.2157,"theo":5450.6728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5326.84,"last_trade_time":"2025-12-17T15:33:26","percent_change":0.0,"prev_day_close":5469.44995117188},{"option":"SPX260417P01400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":352.0,"iv":1.1775,"open_interest":1367.0,"volume":7.0,"delta":-0.0002,"gamma":0.0,"vega":0.0203,"theta":-0.0202,"rho":-0.0023,"theo":0.1719,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:05:41","percent_change":-3.35276e-6,"prev_day_close":0.0750000011175871},{"option":"SPX260417C01600000","bid":5246.6,"bid_size":1.0,"ask":5258.0,"ask_size":1.0,"iv":1.176,"open_interest":10.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0254,"theta":0.0,"rho":2.5306,"theo":5252.0319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5128.9,"last_trade_time":"2025-12-17T15:32:49","percent_change":0.0,"prev_day_close":5271.10009765625},{"option":"SPX260417P01600000","bid":0.05,"bid_size":5.0,"ask":0.2,"ask_size":200.0,"iv":1.0967,"open_interest":2504.0,"volume":14.0,"delta":-0.0002,"gamma":0.0,"vega":0.0253,"theta":-0.0233,"rho":-0.0029,"theo":0.2029,"change":-0.025,"open":0.1,"high":0.15,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:05:31","percent_change":-20.0,"prev_day_close":0.0750000011175871},{"option":"SPX260417C01800000","bid":5048.0,"bid_size":1.0,"ask":5059.5,"ask_size":1.0,"iv":1.0419,"open_interest":119.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0314,"theta":0.0,"rho":2.8453,"theo":5053.3958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5133.9,"last_trade_time":"2025-12-26T10:10:22","percent_change":0.0,"prev_day_close":5072.5},{"option":"SPX260417P01800000","bid":0.1,"bid_size":5.0,"ask":0.25,"ask_size":204.0,"iv":1.0344,"open_interest":1377.0,"volume":7.0,"delta":-0.0003,"gamma":0.0,"vega":0.0313,"theta":-0.0268,"rho":-0.0036,"theo":0.2386,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:08:14","percent_change":-14.2857,"prev_day_close":0.12500000372529},{"option":"SPX260417C02000000","bid":4849.3,"bid_size":1.0,"ask":4860.9,"ask_size":1.0,"iv":1.0208,"open_interest":38.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0386,"theta":0.0,"rho":3.1599,"theo":4854.7659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4951.44,"last_trade_time":"2026-01-16T10:23:22","percent_change":0.0,"prev_day_close":4875.40014648438},{"option":"SPX260417P02000000","bid":0.15,"bid_size":5.0,"ask":0.35,"ask_size":458.0,"iv":0.9808,"open_interest":784.0,"volume":3.0,"delta":-0.0004,"gamma":0.0,"vega":0.0384,"theta":-0.0308,"rho":-0.0045,"theo":0.2805,"change":0.025,"open":0.25,"high":0.25,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:07:35","percent_change":11.1111,"prev_day_close":0.175000004470348},{"option":"SPX260417C02200000","bid":4650.6,"bid_size":1.0,"ask":4662.1,"ask_size":1.0,"iv":0.9649,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0474,"theta":0.0,"rho":3.4742,"theo":4656.1447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4675.10009765625},{"option":"SPX260417P02200000","bid":0.15,"bid_size":484.0,"ask":0.4,"ask_size":244.0,"iv":0.914,"open_interest":1486.0,"volume":6.0,"delta":-0.0005,"gamma":0.0,"vega":0.0473,"theta":-0.0354,"rho":-0.0056,"theo":0.3311,"change":-0.06,"open":0.24,"high":0.24,"low":0.24,"tick":"no_change","last_trade_price":0.24,"last_trade_time":"2026-02-18T11:59:39","percent_change":-20.0,"prev_day_close":0.25},{"option":"SPX260417C02300000","bid":4551.3,"bid_size":1.0,"ask":4562.8,"ask_size":1.0,"iv":0.9338,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0527,"theta":0.0,"rho":3.6313,"theo":4556.8386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4578.14990234375},{"option":"SPX260417P02300000","bid":0.2,"bid_size":482.0,"ask":0.45,"ask_size":384.0,"iv":0.8912,"open_interest":319.0,"volume":2.0,"delta":-0.0006,"gamma":0.0,"vega":0.0525,"theta":-0.0381,"rho":-0.0062,"theo":0.3609,"change":-0.03,"open":0.32,"high":0.32,"low":0.32,"tick":"no_change","last_trade_price":0.32,"last_trade_time":"2026-02-18T11:59:39","percent_change":-8.57143,"prev_day_close":0.300000004470348},{"option":"SPX260417C02400000","bid":4452.0,"bid_size":1.0,"ask":4463.5,"ask_size":1.0,"iv":0.9036,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0588,"theta":0.0,"rho":3.7883,"theo":4457.5365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4462.43,"last_trade_time":"2026-02-17T14:14:29","percent_change":0.0,"prev_day_close":4478.40014648438},{"option":"SPX260417P02400000","bid":0.25,"bid_size":463.0,"ask":0.5,"ask_size":257.0,"iv":0.8677,"open_interest":833.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0585,"theta":-0.0411,"rho":-0.007,"theo":0.3947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.42,"last_trade_time":"2026-02-17T14:14:29","percent_change":0.0,"prev_day_close":0.375},{"option":"SPX260417C02500000","bid":4352.8,"bid_size":1.0,"ask":4364.4,"ask_size":1.0,"iv":0.8682,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0655,"theta":0.0,"rho":3.9452,"theo":4358.2394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4377.44995117188},{"option":"SPX260417P02500000","bid":0.3,"bid_size":467.0,"ask":0.55,"ask_size":219.0,"iv":0.844,"open_interest":7923.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0653,"theta":-0.0445,"rho":-0.0079,"theo":0.4335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-12T15:58:37","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPX260417C02600000","bid":4253.5,"bid_size":1.0,"ask":4265.1,"ask_size":1.0,"iv":0.8403,"open_interest":1.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0733,"theta":0.0,"rho":4.1019,"theo":4258.9483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3584.87,"last_trade_time":"2025-06-26T11:36:16","percent_change":0.0,"prev_day_close":4278.5},{"option":"SPX260417P02600000","bid":0.35,"bid_size":478.0,"ask":0.65,"ask_size":535.0,"iv":0.8237,"open_interest":985.0,"volume":4.0,"delta":-0.0008,"gamma":0.0,"vega":0.073,"theta":-0.0483,"rho":-0.0089,"theo":0.4784,"change":-0.1,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:30:19","percent_change":-18.1818,"prev_day_close":0.475000008940697},{"option":"SPX260417C02700000","bid":4154.2,"bid_size":1.0,"ask":4165.8,"ask_size":1.0,"iv":0.8131,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0822,"theta":0.0,"rho":4.2585,"theo":4159.6647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4290.38,"last_trade_time":"2026-01-13T09:32:33","percent_change":0.0,"prev_day_close":4178.94995117188},{"option":"SPX260417P02700000","bid":0.45,"bid_size":411.0,"ask":0.7,"ask_size":264.0,"iv":0.8028,"open_interest":698.0,"volume":4.0,"delta":-0.0009,"gamma":0.0,"vega":0.0819,"theta":-0.0527,"rho":-0.01,"theo":0.5307,"change":-0.1,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T10:16:13","percent_change":-16.6667,"prev_day_close":0.525000005960464},{"option":"SPX260417C02800000","bid":4054.9,"bid_size":1.0,"ask":4066.4,"ask_size":1.0,"iv":0.8006,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0925,"theta":0.0,"rho":4.4148,"theo":4060.39,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4080.44995117188},{"option":"SPX260417P02800000","bid":0.5,"bid_size":456.0,"ask":0.8,"ask_size":452.0,"iv":0.7813,"open_interest":1188.0,"volume":4.0,"delta":-0.001,"gamma":0.0,"vega":0.0923,"theta":-0.0578,"rho":-0.0114,"theo":0.592,"change":-0.1,"open":0.6,"high":0.6,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T09:30:19","percent_change":-14.2857,"prev_day_close":0.625},{"option":"SPX260417C02900000","bid":3955.8,"bid_size":1.0,"ask":3967.3,"ask_size":1.0,"iv":0.7561,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.1048,"theta":0.0,"rho":4.571,"theo":3961.126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3980.54992675781},{"option":"SPX260417P02900000","bid":0.6,"bid_size":428.0,"ask":0.85,"ask_size":198.0,"iv":0.7598,"open_interest":1170.0,"volume":9.0,"delta":-0.0012,"gamma":0.0,"vega":0.1045,"theta":-0.0636,"rho":-0.013,"theo":0.6637,"change":-0.175,"open":0.67,"high":0.67,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T10:16:13","percent_change":-21.2121,"prev_day_close":0.724999994039536},{"option":"SPX260417C03000000","bid":3856.4,"bid_size":1.0,"ask":3867.9,"ask_size":1.0,"iv":0.7552,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.119,"theta":0.0,"rho":4.7268,"theo":3861.8749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3881.34997558594},{"option":"SPX260417P03000000","bid":0.7,"bid_size":422.0,"ask":0.95,"ask_size":196.0,"iv":0.7399,"open_interest":9302.0,"volume":5.0,"delta":-0.0013,"gamma":0.0,"vega":0.119,"theta":-0.0704,"rho":-0.0149,"theo":0.7507,"change":-0.13,"open":0.77,"high":0.77,"low":0.77,"tick":"down","last_trade_price":0.77,"last_trade_time":"2026-02-18T09:59:24","percent_change":-14.4444,"prev_day_close":0.799999982118606},{"option":"SPX260417C03100000","bid":3757.2,"bid_size":1.0,"ask":3768.8,"ask_size":1.0,"iv":0.726,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.1354,"theta":0.0,"rho":4.8822,"theo":3762.6387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3781.85009765625},{"option":"SPX260417P03100000","bid":0.8,"bid_size":434.0,"ask":1.1,"ask_size":262.0,"iv":0.7218,"open_interest":1072.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.1353,"theta":-0.0781,"rho":-0.0172,"theo":0.8504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-17T14:44:49","percent_change":0.0,"prev_day_close":0.900000005960464},{"option":"SPX260417C03200000","bid":3658.0,"bid_size":1.0,"ask":3669.6,"ask_size":1.0,"iv":0.7073,"open_interest":5.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.1542,"theta":0.0,"rho":5.0374,"theo":3663.4195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3756.09,"last_trade_time":"2026-02-12T10:01:06","percent_change":0.0,"prev_day_close":3683.25},{"option":"SPX260417P03200000","bid":0.95,"bid_size":391.0,"ask":1.2,"ask_size":199.0,"iv":0.7029,"open_interest":1332.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.1541,"theta":-0.0868,"rho":-0.0198,"theo":0.9671,"change":0.175,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.26,"last_trade_time":"2026-02-17T12:04:08","percent_change":17.0732,"prev_day_close":1.02500000596046},{"option":"SPX260417C03300000","bid":3558.9,"bid_size":1.0,"ask":3570.4,"ask_size":1.0,"iv":0.6798,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1762,"theta":0.0,"rho":5.192,"theo":3564.2194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3585.05004882812},{"option":"SPX260417P03300000","bid":1.1,"bid_size":374.0,"ask":1.35,"ask_size":236.0,"iv":0.6851,"open_interest":2072.0,"volume":13.0,"delta":-0.002,"gamma":0.0,"vega":0.1761,"theta":-0.0968,"rho":-0.0229,"theo":1.103,"change":-0.25,"open":1.1,"high":1.1,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T13:22:19","percent_change":-20.0,"prev_day_close":1.125},{"option":"SPX260417C03400000","bid":3459.6,"bid_size":1.0,"ask":3471.2,"ask_size":1.0,"iv":0.6688,"open_interest":7.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.2018,"theta":0.0,"rho":5.3461,"theo":3465.0412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3551.19,"last_trade_time":"2026-01-22T14:14:44","percent_change":0.0,"prev_day_close":3484.84997558594},{"option":"SPX260417P03400000","bid":1.25,"bid_size":465.0,"ask":1.5,"ask_size":248.0,"iv":0.6667,"open_interest":3094.0,"volume":4.0,"delta":-0.0024,"gamma":0.0,"vega":0.2017,"theta":-0.1079,"rho":-0.0265,"theo":1.2606,"change":-0.1,"open":1.31,"high":1.31,"low":1.31,"tick":"down","last_trade_price":1.31,"last_trade_time":"2026-02-18T09:38:13","percent_change":-7.14286,"prev_day_close":1.27499997615814},{"option":"SPX260417C03450000","bid":3410.0,"bid_size":1.0,"ask":3421.6,"ask_size":1.0,"iv":0.659,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.2158,"theta":0.0,"rho":5.4229,"theo":3415.461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3436.40002441406},{"option":"SPX260417P03450000","bid":1.35,"bid_size":400.0,"ask":1.6,"ask_size":311.0,"iv":0.6585,"open_interest":992.0,"volume":1.0,"delta":-0.0025,"gamma":0.0,"vega":0.2157,"theta":-0.114,"rho":-0.0286,"theo":1.3484,"change":-0.25,"open":1.25,"high":1.25,"low":1.25,"tick":"down","last_trade_price":1.25,"last_trade_time":"2026-02-18T11:34:36","percent_change":-16.6667,"prev_day_close":1.35000002384186},{"option":"SPX260417C03500000","bid":3360.5,"bid_size":1.0,"ask":3371.9,"ask_size":1.0,"iv":0.6513,"open_interest":2.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.2307,"theta":0.0,"rho":5.4995,"theo":3365.8872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2466.66,"last_trade_time":"2025-05-13T09:37:07","percent_change":0.0,"prev_day_close":3384.95007324219},{"option":"SPX260417P03500000","bid":1.4,"bid_size":477.0,"ask":1.7,"ask_size":308.0,"iv":0.649,"open_interest":2820.0,"volume":4.0,"delta":-0.0027,"gamma":0.0,"vega":0.2306,"theta":-0.1204,"rho":-0.0308,"theo":1.4426,"change":-0.275,"open":1.3,"high":1.3,"low":1.3,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T12:06:55","percent_change":-17.4603,"prev_day_close":1.44999998807907},{"option":"SPX260417C03550000","bid":3310.8,"bid_size":1.0,"ask":3322.3,"ask_size":1.0,"iv":0.6453,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.2464,"theta":0.0,"rho":5.5761,"theo":3316.3201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2972.7,"last_trade_time":"2025-08-14T09:30:15","percent_change":0.0,"prev_day_close":3335.95007324219},{"option":"SPX260417P03550000","bid":1.5,"bid_size":370.0,"ask":1.8,"ask_size":248.0,"iv":0.6408,"open_interest":863.0,"volume":4.0,"delta":-0.0029,"gamma":0.0,"vega":0.246,"theta":-0.127,"rho":-0.0331,"theo":1.5411,"change":-0.325,"open":1.35,"high":1.35,"low":1.35,"tick":"no_change","last_trade_price":1.35,"last_trade_time":"2026-02-18T13:02:15","percent_change":-19.403,"prev_day_close":1.55000001192093},{"option":"SPX260417C03600000","bid":3261.4,"bid_size":1.0,"ask":3272.9,"ask_size":1.0,"iv":0.6275,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.2632,"theta":0.0,"rho":5.6524,"theo":3266.7597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3286.65002441406},{"option":"SPX260417P03600000","bid":1.6,"bid_size":451.0,"ask":1.9,"ask_size":302.0,"iv":0.6321,"open_interest":3410.0,"volume":2.0,"delta":-0.0032,"gamma":0.0,"vega":0.2628,"theta":-0.1342,"rho":-0.0356,"theo":1.6486,"change":-0.175,"open":1.62,"high":1.62,"low":1.62,"tick":"down","last_trade_price":1.62,"last_trade_time":"2026-02-18T09:38:13","percent_change":-9.85916,"prev_day_close":1.625},{"option":"SPX260417C03650000","bid":3212.0,"bid_size":2.0,"ask":3223.2,"ask_size":1.0,"iv":0.6336,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2812,"theta":0.0,"rho":5.7286,"theo":3217.2064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3238.29992675781},{"option":"SPX260417P03650000","bid":1.7,"bid_size":361.0,"ask":2.0,"ask_size":236.0,"iv":0.6229,"open_interest":901.0,"volume":0.0,"delta":-0.0034,"gamma":0.0,"vega":0.2812,"theta":-0.1418,"rho":-0.0383,"theo":1.7664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-17T09:47:38","percent_change":0.0,"prev_day_close":1.72499996423721},{"option":"SPX260417C03700000","bid":3162.5,"bid_size":2.0,"ask":3173.8,"ask_size":1.0,"iv":0.6216,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.3005,"theta":0.0,"rho":5.8046,"theo":3167.6604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3188.75},{"option":"SPX260417P03700000","bid":1.85,"bid_size":457.0,"ask":2.1,"ask_size":226.0,"iv":0.6149,"open_interest":2514.0,"volume":0.0,"delta":-0.0036,"gamma":0.0,"vega":0.3005,"theta":-0.1496,"rho":-0.0412,"theo":1.8885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-12T15:53:10","percent_change":0.0,"prev_day_close":1.85000002384186},{"option":"SPX260417C03750000","bid":3113.0,"bid_size":2.0,"ask":3124.2,"ask_size":1.0,"iv":0.6128,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.3211,"theta":0.0,"rho":5.8803,"theo":3118.1222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3139.44995117188},{"option":"SPX260417P03750000","bid":1.95,"bid_size":378.0,"ask":2.25,"ask_size":234.0,"iv":0.6067,"open_interest":503.0,"volume":2.0,"delta":-0.0039,"gamma":0.0,"vega":0.3211,"theta":-0.1578,"rho":-0.0444,"theo":2.0183,"change":-0.4,"open":1.7,"high":1.7,"low":1.7,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T11:33:10","percent_change":-19.0476,"prev_day_close":1.94999998807907},{"option":"SPX260417C03800000","bid":3063.5,"bid_size":2.0,"ask":3074.7,"ask_size":1.0,"iv":0.6052,"open_interest":2.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.3429,"theta":0.0,"rho":5.9558,"theo":3068.5921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1702.17,"last_trade_time":"2025-04-17T14:36:59","percent_change":0.0,"prev_day_close":3089.35009765625},{"option":"SPX260417P03800000","bid":2.1,"bid_size":450.0,"ask":2.35,"ask_size":192.0,"iv":0.5983,"open_interest":5210.0,"volume":9.0,"delta":-0.0042,"gamma":0.0,"vega":0.3429,"theta":-0.1663,"rho":-0.0477,"theo":2.1562,"change":-0.375,"open":1.85,"high":1.85,"low":1.85,"tick":"no_change","last_trade_price":1.85,"last_trade_time":"2026-02-18T13:24:36","percent_change":-16.8539,"prev_day_close":2.05000007152557},{"option":"SPX260417C03850000","bid":3014.0,"bid_size":2.0,"ask":3025.0,"ask_size":1.0,"iv":0.6001,"open_interest":3.0,"volume":0.0,"delta":0.9955,"gamma":0.0,"vega":0.3658,"theta":0.0,"rho":6.0311,"theo":3019.0704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1645.48,"last_trade_time":"2025-04-17T14:51:04","percent_change":0.0,"prev_day_close":3040.05004882812},{"option":"SPX260417P03850000","bid":2.2,"bid_size":379.0,"ask":2.5,"ask_size":224.0,"iv":0.5898,"open_interest":501.0,"volume":19.0,"delta":-0.0045,"gamma":0.0,"vega":0.3658,"theta":-0.1751,"rho":-0.0513,"theo":2.302,"change":-0.425,"open":1.95,"high":1.95,"low":1.95,"tick":"no_change","last_trade_price":1.95,"last_trade_time":"2026-02-18T11:42:28","percent_change":-17.8947,"prev_day_close":2.19999992847443},{"option":"SPX260417C03900000","bid":2964.5,"bid_size":2.0,"ask":2975.6,"ask_size":1.0,"iv":0.5883,"open_interest":23.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.3899,"theta":0.0,"rho":6.1061,"theo":2969.5574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2144.13,"last_trade_time":"2025-05-14T09:36:54","percent_change":0.0,"prev_day_close":2990.54992675781},{"option":"SPX260417P03900000","bid":2.35,"bid_size":461.0,"ask":2.65,"ask_size":275.0,"iv":0.5819,"open_interest":1883.0,"volume":24.0,"delta":-0.0049,"gamma":0.0,"vega":0.3898,"theta":-0.1843,"rho":-0.0551,"theo":2.4569,"change":-0.45,"open":2.0,"high":2.1,"low":2.0,"tick":"no_change","last_trade_price":2.05,"last_trade_time":"2026-02-18T11:42:30","percent_change":-18.0,"prev_day_close":2.30000007152557},{"option":"SPX260417C03950000","bid":2915.3,"bid_size":2.0,"ask":2926.1,"ask_size":1.0,"iv":0.5837,"open_interest":45.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.4151,"theta":0.0,"rho":6.181,"theo":2920.0531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2868.7,"last_trade_time":"2025-10-06T12:32:30","percent_change":0.0,"prev_day_close":2941.04992675781},{"option":"SPX260417P03950000","bid":2.5,"bid_size":452.0,"ask":2.8,"ask_size":264.0,"iv":0.5737,"open_interest":1210.0,"volume":14.0,"delta":-0.0052,"gamma":0.0,"vega":0.415,"theta":-0.1939,"rho":-0.0592,"theo":2.6206,"change":-0.45,"open":2.2,"high":2.2,"low":2.2,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-18T11:42:05","percent_change":-16.9811,"prev_day_close":2.44999992847443},{"option":"SPX260417C03975000","bid":2890.6,"bid_size":2.0,"ask":2901.3,"ask_size":3.0,"iv":0.5795,"open_interest":0.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.4282,"theta":0.0,"rho":6.2183,"theo":2895.3043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2916.09997558594},{"option":"SPX260417P03975000","bid":2.6,"bid_size":162.0,"ask":2.9,"ask_size":220.0,"iv":0.5703,"open_interest":445.0,"volume":6.0,"delta":-0.0054,"gamma":0.0,"vega":0.428,"theta":-0.1988,"rho":-0.0612,"theo":2.7051,"change":-0.5,"open":2.3,"high":2.3,"low":2.25,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T11:40:13","percent_change":-18.1818,"prev_day_close":2.55000007152557},{"option":"SPX260417C04000000","bid":2865.8,"bid_size":2.0,"ask":2876.4,"ask_size":1.0,"iv":0.5774,"open_interest":88.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.4417,"theta":0.0,"rho":6.2556,"theo":2870.5577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2948.67,"last_trade_time":"2026-02-06T15:46:11","percent_change":0.0,"prev_day_close":2891.34997558594},{"option":"SPX260417P04000000","bid":2.7,"bid_size":211.0,"ask":3.0,"ask_size":287.0,"iv":0.5666,"open_interest":7181.0,"volume":15.0,"delta":-0.0056,"gamma":0.0,"vega":0.4416,"theta":-0.2038,"rho":-0.0634,"theo":2.7932,"change":-0.45,"open":2.3,"high":2.35,"low":2.3,"tick":"no_change","last_trade_price":2.35,"last_trade_time":"2026-02-18T11:42:08","percent_change":-16.0714,"prev_day_close":2.60000002384186},{"option":"SPX260417C04025000","bid":2841.3,"bid_size":2.0,"ask":2851.8,"ask_size":1.0,"iv":0.5731,"open_interest":1.0,"volume":0.0,"delta":0.9942,"gamma":0.0,"vega":0.4556,"theta":0.0,"rho":6.2928,"theo":2845.8134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2667.75,"last_trade_time":"2025-09-17T10:25:35","percent_change":0.0,"prev_day_close":2866.94995117188},{"option":"SPX260417P04025000","bid":2.75,"bid_size":313.0,"ask":3.1,"ask_size":363.0,"iv":0.5625,"open_interest":168.0,"volume":26.0,"delta":-0.0058,"gamma":0.0,"vega":0.4554,"theta":-0.2089,"rho":-0.0656,"theo":2.8825,"change":-0.09,"open":2.4,"high":2.81,"low":2.4,"tick":"up","last_trade_price":2.81,"last_trade_time":"2026-02-18T14:38:27","percent_change":-3.10345,"prev_day_close":2.69999992847443},{"option":"SPX260417C04050000","bid":2816.5,"bid_size":2.0,"ask":2826.9,"ask_size":1.0,"iv":0.5708,"open_interest":20.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.47,"theta":0.0,"rho":6.3299,"theo":2821.0714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1486.5,"last_trade_time":"2025-04-17T14:36:23","percent_change":0.0,"prev_day_close":2841.85009765625},{"option":"SPX260417P04050000","bid":2.85,"bid_size":217.0,"ask":3.2,"ask_size":468.0,"iv":0.5588,"open_interest":1877.0,"volume":26.0,"delta":-0.006,"gamma":0.0,"vega":0.4698,"theta":-0.2141,"rho":-0.0679,"theo":2.9745,"change":-0.475,"open":2.4,"high":2.55,"low":2.4,"tick":"no_change","last_trade_price":2.5,"last_trade_time":"2026-02-18T11:38:32","percent_change":-15.9664,"prev_day_close":2.75},{"option":"SPX260417C04075000","bid":2790.7,"bid_size":3.0,"ask":2802.3,"ask_size":1.0,"iv":0.5531,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.4848,"theta":0.0,"rho":6.3669,"theo":2796.3318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2817.25},{"option":"SPX260417P04075000","bid":2.95,"bid_size":158.0,"ask":3.3,"ask_size":378.0,"iv":0.5551,"open_interest":410.0,"volume":31.0,"delta":-0.0062,"gamma":0.0,"vega":0.4845,"theta":-0.2193,"rho":-0.0703,"theo":3.0684,"change":-0.525,"open":2.55,"high":2.6,"low":2.55,"tick":"no_change","last_trade_price":2.55,"last_trade_time":"2026-02-18T11:41:50","percent_change":-17.0732,"prev_day_close":2.82500004768372},{"option":"SPX260417C04100000","bid":2767.1,"bid_size":2.0,"ask":2777.4,"ask_size":1.0,"iv":0.5628,"open_interest":3.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.5,"theta":0.0,"rho":6.4039,"theo":2771.5947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1443.4,"last_trade_time":"2025-04-17T14:36:01","percent_change":0.0,"prev_day_close":2792.44995117188},{"option":"SPX260417P04100000","bid":3.0,"bid_size":437.0,"ask":3.4,"ask_size":601.0,"iv":0.5508,"open_interest":1003.0,"volume":13.0,"delta":-0.0064,"gamma":0.0,"vega":0.4997,"theta":-0.2246,"rho":-0.0728,"theo":3.1652,"change":-0.5,"open":2.7,"high":2.7,"low":2.6,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-18T11:41:42","percent_change":-15.873,"prev_day_close":2.89999997615814},{"option":"SPX260417C04125000","bid":2742.4,"bid_size":2.0,"ask":2752.8,"ask_size":1.0,"iv":0.5566,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.5157,"theta":0.0,"rho":6.4408,"theo":2746.86,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2767.44995117188},{"option":"SPX260417P04125000","bid":3.1,"bid_size":161.0,"ask":3.5,"ask_size":383.0,"iv":0.547,"open_interest":263.0,"volume":23.0,"delta":-0.0067,"gamma":0.0,"vega":0.5154,"theta":-0.23,"rho":-0.0753,"theo":3.2645,"change":-0.55,"open":2.7,"high":2.75,"low":2.7,"tick":"no_change","last_trade_price":2.7,"last_trade_time":"2026-02-18T11:42:37","percent_change":-16.9231,"prev_day_close":3.0},{"option":"SPX260417C04150000","bid":2716.6,"bid_size":2.0,"ask":2728.1,"ask_size":1.0,"iv":0.5427,"open_interest":0.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.5318,"theta":0.0,"rho":6.4776,"theo":2722.1278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2742.90002441406},{"option":"SPX260417P04150000","bid":3.2,"bid_size":220.0,"ask":3.6,"ask_size":550.0,"iv":0.5431,"open_interest":972.0,"volume":10.0,"delta":-0.0069,"gamma":0.0,"vega":0.5316,"theta":-0.2356,"rho":-0.078,"theo":3.3669,"change":-0.55,"open":2.8,"high":2.8,"low":2.8,"tick":"no_change","last_trade_price":2.8,"last_trade_time":"2026-02-18T11:41:26","percent_change":-16.4179,"prev_day_close":3.10000002384186},{"option":"SPX260417C04175000","bid":2691.9,"bid_size":2.0,"ask":2703.1,"ask_size":20.0,"iv":0.5404,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.5483,"theta":0.0,"rho":6.5142,"theo":2697.3982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2717.80004882812},{"option":"SPX260417P04175000","bid":3.3,"bid_size":160.0,"ask":3.7,"ask_size":372.0,"iv":0.5392,"open_interest":468.0,"volume":12.0,"delta":-0.0071,"gamma":0.0,"vega":0.5481,"theta":-0.2412,"rho":-0.0807,"theo":3.4713,"change":-0.6,"open":2.85,"high":2.9,"low":2.85,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-18T11:41:51","percent_change":-17.3913,"prev_day_close":3.14999997615814},{"option":"SPX260417C04200000","bid":2667.2,"bid_size":2.0,"ask":2678.3,"ask_size":20.0,"iv":0.5352,"open_interest":10.0,"volume":0.0,"delta":0.9926,"gamma":0.0,"vega":0.5652,"theta":0.0,"rho":6.5509,"theo":2672.6713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1590.0,"last_trade_time":"2025-04-01T15:01:47","percent_change":0.0,"prev_day_close":2693.45007324219},{"option":"SPX260417P04200000","bid":3.4,"bid_size":220.0,"ask":3.8,"ask_size":581.0,"iv":0.5352,"open_interest":2604.0,"volume":868.0,"delta":-0.0074,"gamma":0.0,"vega":0.565,"theta":-0.2468,"rho":-0.0835,"theo":3.5784,"change":-0.25,"open":2.89,"high":3.3,"low":2.89,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:59:50","percent_change":-7.04226,"prev_day_close":3.25},{"option":"SPX260417C04225000","bid":2642.4,"bid_size":2.0,"ask":2653.5,"ask_size":2.0,"iv":0.5309,"open_interest":0.0,"volume":0.0,"delta":0.9924,"gamma":0.0,"vega":0.5825,"theta":0.0,"rho":6.5874,"theo":2647.947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2668.59997558594},{"option":"SPX260417P04225000","bid":3.5,"bid_size":158.0,"ask":3.9,"ask_size":367.0,"iv":0.5312,"open_interest":476.0,"volume":29.0,"delta":-0.0076,"gamma":0.0,"vega":0.5822,"theta":-0.2526,"rho":-0.0864,"theo":3.6881,"change":-0.65,"open":3.0,"high":3.0,"low":3.0,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-18T11:42:30","percent_change":-17.8082,"prev_day_close":3.35000002384186},{"option":"SPX260417C04250000","bid":2617.7,"bid_size":27.0,"ask":2628.7,"ask_size":2.0,"iv":0.5266,"open_interest":0.0,"volume":0.0,"delta":0.9921,"gamma":0.0,"vega":0.6001,"theta":0.0,"rho":6.6238,"theo":2623.2254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2644.0},{"option":"SPX260417P04250000","bid":3.6,"bid_size":218.0,"ask":4.0,"ask_size":582.0,"iv":0.5272,"open_interest":1553.0,"volume":27.0,"delta":-0.0079,"gamma":0.0,"vega":0.5997,"theta":-0.2584,"rho":-0.0894,"theo":3.7998,"change":-0.32,"open":3.1,"high":3.43,"low":3.1,"tick":"no_change","last_trade_price":3.43,"last_trade_time":"2026-02-18T16:00:34","percent_change":-8.53333,"prev_day_close":3.44999992847443},{"option":"SPX260417C04275000","bid":2593.9,"bid_size":2.0,"ask":2603.9,"ask_size":20.0,"iv":0.5297,"open_interest":0.0,"volume":0.0,"delta":0.9919,"gamma":0.0,"vega":0.618,"theta":0.0,"rho":6.6602,"theo":2598.5066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2618.84997558594},{"option":"SPX260417P04275000","bid":3.7,"bid_size":285.0,"ask":4.1,"ask_size":338.0,"iv":0.5231,"open_interest":738.0,"volume":20.0,"delta":-0.0082,"gamma":0.0,"vega":0.6177,"theta":-0.2643,"rho":-0.0925,"theo":3.915,"change":-0.72,"open":3.2,"high":3.2,"low":3.13,"tick":"down","last_trade_price":3.13,"last_trade_time":"2026-02-18T13:01:13","percent_change":-18.7013,"prev_day_close":3.55000007152557},{"option":"SPX260417C04300000","bid":2569.2,"bid_size":2.0,"ask":2579.3,"ask_size":20.0,"iv":0.5267,"open_interest":1.0,"volume":0.0,"delta":0.9916,"gamma":0.0,"vega":0.6363,"theta":0.0,"rho":6.6965,"theo":2573.7905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2568.92,"last_trade_time":"2025-10-24T15:59:44","percent_change":0.0,"prev_day_close":2594.34997558594},{"option":"SPX260417P04300000","bid":3.8,"bid_size":426.0,"ask":4.2,"ask_size":475.0,"iv":0.519,"open_interest":2776.0,"volume":146.0,"delta":-0.0084,"gamma":0.0,"vega":0.636,"theta":-0.2703,"rho":-0.0956,"theo":4.0329,"change":-0.35,"open":3.3,"high":3.87,"low":3.3,"tick":"down","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:59:26","percent_change":-8.86076,"prev_day_close":3.64999997615814},{"option":"SPX260417C04325000","bid":2544.6,"bid_size":2.0,"ask":2554.6,"ask_size":20.0,"iv":0.5236,"open_interest":0.0,"volume":0.0,"delta":0.9913,"gamma":0.0,"vega":0.655,"theta":0.0,"rho":6.7327,"theo":2549.0772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2569.55004882812},{"option":"SPX260417P04325000","bid":4.0,"bid_size":106.0,"ask":4.3,"ask_size":213.0,"iv":0.5155,"open_interest":280.0,"volume":9.0,"delta":-0.0087,"gamma":0.0,"vega":0.655,"theta":-0.2764,"rho":-0.0989,"theo":4.1553,"change":-0.65,"open":3.4,"high":3.4,"low":3.4,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-18T11:41:17","percent_change":-16.0494,"prev_day_close":3.75},{"option":"SPX260417C04350000","bid":2519.9,"bid_size":2.0,"ask":2529.8,"ask_size":20.0,"iv":0.519,"open_interest":0.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":0.6742,"theta":0.0,"rho":6.7688,"theo":2524.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2544.90002441406},{"option":"SPX260417P04350000","bid":4.1,"bid_size":210.0,"ask":4.4,"ask_size":245.0,"iv":0.5115,"open_interest":1404.0,"volume":7.0,"delta":-0.009,"gamma":0.0,"vega":0.6738,"theta":-0.2825,"rho":-0.1021,"theo":4.277,"change":-0.7,"open":3.81,"high":3.81,"low":3.5,"tick":"no_change","last_trade_price":3.5,"last_trade_time":"2026-02-18T11:40:06","percent_change":-16.6667,"prev_day_close":3.89999997615814},{"option":"SPX260417C04375000","bid":2495.2,"bid_size":2.0,"ask":2505.4,"ask_size":1.0,"iv":0.5144,"open_interest":0.0,"volume":0.0,"delta":0.9907,"gamma":0.0,"vega":0.6939,"theta":0.0,"rho":6.8049,"theo":2499.659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2520.55004882812},{"option":"SPX260417P04375000","bid":4.2,"bid_size":156.0,"ask":4.6,"ask_size":351.0,"iv":0.508,"open_interest":312.0,"volume":6.0,"delta":-0.0093,"gamma":0.0,"vega":0.6935,"theta":-0.2887,"rho":-0.1055,"theo":4.4034,"change":-0.7,"open":3.6,"high":3.6,"low":3.6,"tick":"no_change","last_trade_price":3.6,"last_trade_time":"2026-02-18T11:40:16","percent_change":-16.2791,"prev_day_close":4.0},{"option":"SPX260417C04400000","bid":2470.5,"bid_size":2.0,"ask":2480.8,"ask_size":1.0,"iv":0.5098,"open_interest":65.0,"volume":0.0,"delta":0.9904,"gamma":0.0,"vega":0.714,"theta":0.0,"rho":6.8408,"theo":2474.9542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2473.7,"last_trade_time":"2025-12-19T10:16:01","percent_change":0.0,"prev_day_close":2495.44995117188},{"option":"SPX260417P04400000","bid":4.3,"bid_size":216.0,"ask":4.7,"ask_size":550.0,"iv":0.5038,"open_interest":1511.0,"volume":300.0,"delta":-0.0096,"gamma":0.0,"vega":0.7137,"theta":-0.295,"rho":-0.109,"theo":4.5326,"change":-0.15,"open":3.67,"high":4.26,"low":3.67,"tick":"down","last_trade_price":4.25,"last_trade_time":"2026-02-18T15:04:19","percent_change":-3.40909,"prev_day_close":4.09999990463257},{"option":"SPX260417C04425000","bid":2445.8,"bid_size":2.0,"ask":2456.1,"ask_size":1.0,"iv":0.5058,"open_interest":0.0,"volume":0.0,"delta":0.9901,"gamma":0.0,"vega":0.7348,"theta":0.0,"rho":6.8767,"theo":2450.2524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2470.5},{"option":"SPX260417P04425000","bid":4.4,"bid_size":310.0,"ask":4.8,"ask_size":210.0,"iv":0.4995,"open_interest":340.0,"volume":5.0,"delta":-0.01,"gamma":0.0,"vega":0.7344,"theta":-0.3014,"rho":-0.1126,"theo":4.6647,"change":-0.82,"open":3.8,"high":3.8,"low":3.73,"tick":"down","last_trade_price":3.73,"last_trade_time":"2026-02-18T13:01:13","percent_change":-18.022,"prev_day_close":4.20000004768372},{"option":"SPX260417C04450000","bid":2421.1,"bid_size":2.0,"ask":2431.1,"ask_size":20.0,"iv":0.5031,"open_interest":0.0,"volume":0.0,"delta":0.9897,"gamma":0.0,"vega":0.7562,"theta":0.0,"rho":6.9124,"theo":2425.5536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2445.80004882812},{"option":"SPX260417P04450000","bid":4.6,"bid_size":151.0,"ask":5.0,"ask_size":425.0,"iv":0.4965,"open_interest":588.0,"volume":4.0,"delta":-0.0103,"gamma":0.0,"vega":0.756,"theta":-0.3079,"rho":-0.1163,"theo":4.8006,"change":-0.8,"open":3.9,"high":3.9,"low":3.9,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T11:38:21","percent_change":-17.0213,"prev_day_close":4.34999990463257},{"option":"SPX260417C04475000","bid":2396.4,"bid_size":2.0,"ask":2406.4,"ask_size":20.0,"iv":0.4991,"open_interest":0.0,"volume":0.0,"delta":0.9894,"gamma":0.0,"vega":0.7782,"theta":0.0,"rho":6.948,"theo":2400.8579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2421.40002441406},{"option":"SPX260417P04475000","bid":4.7,"bid_size":154.0,"ask":5.1,"ask_size":334.0,"iv":0.4923,"open_interest":655.0,"volume":10.0,"delta":-0.0106,"gamma":0.0,"vega":0.7778,"theta":-0.3144,"rho":-0.1201,"theo":4.9382,"change":-0.8,"open":4.0,"high":4.1,"low":4.0,"tick":"no_change","last_trade_price":4.0,"last_trade_time":"2026-02-18T11:41:35","percent_change":-16.6667,"prev_day_close":4.45000004768372},{"option":"SPX260417C04500000","bid":2371.7,"bid_size":2.0,"ask":2382.0,"ask_size":1.0,"iv":0.495,"open_interest":16.0,"volume":0.0,"delta":0.989,"gamma":0.0,"vega":0.8008,"theta":0.0,"rho":6.9835,"theo":2376.1654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2470.71,"last_trade_time":"2026-01-16T10:53:53","percent_change":0.0,"prev_day_close":2396.40002441406},{"option":"SPX260417P04500000","bid":4.8,"bid_size":395.0,"ask":5.2,"ask_size":257.0,"iv":0.4879,"open_interest":3236.0,"volume":331.0,"delta":-0.011,"gamma":0.0,"vega":0.8004,"theta":-0.3211,"rho":-0.1241,"theo":5.0797,"change":-0.3,"open":4.0,"high":4.79,"low":4.0,"tick":"down","last_trade_price":4.6,"last_trade_time":"2026-02-18T15:48:46","percent_change":-6.12245,"prev_day_close":4.59999990463257},{"option":"SPX260417C04525000","bid":2347.0,"bid_size":2.0,"ask":2356.7,"ask_size":2.0,"iv":0.4896,"open_interest":0.0,"volume":0.0,"delta":0.9887,"gamma":0.0,"vega":0.8241,"theta":0.0,"rho":7.0188,"theo":2351.4762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2371.69995117188},{"option":"SPX260417P04525000","bid":5.0,"bid_size":151.0,"ask":5.4,"ask_size":337.0,"iv":0.4848,"open_interest":273.0,"volume":8.0,"delta":-0.0113,"gamma":0.0,"vega":0.8236,"theta":-0.3278,"rho":-0.1282,"theo":5.2245,"change":-0.8,"open":4.2,"high":4.3,"low":4.2,"tick":"no_change","last_trade_price":4.3,"last_trade_time":"2026-02-18T11:40:56","percent_change":-15.6863,"prev_day_close":4.70000004768372},{"option":"SPX260417C04550000","bid":2322.4,"bid_size":2.0,"ask":2332.2,"ask_size":20.0,"iv":0.4873,"open_interest":1.0,"volume":0.0,"delta":0.9883,"gamma":0.0,"vega":0.8479,"theta":0.0,"rho":7.054,"theo":2326.7905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1602.05,"last_trade_time":"2025-05-19T10:18:51","percent_change":0.0,"prev_day_close":2347.0},{"option":"SPX260417P04550000","bid":5.1,"bid_size":349.0,"ask":5.5,"ask_size":289.0,"iv":0.4804,"open_interest":1024.0,"volume":14.0,"delta":-0.0117,"gamma":0.0,"vega":0.8474,"theta":-0.3345,"rho":-0.1324,"theo":5.3727,"change":-0.8,"open":4.37,"high":4.4,"low":4.37,"tick":"no_change","last_trade_price":4.4,"last_trade_time":"2026-02-18T11:42:01","percent_change":-15.3846,"prev_day_close":4.84999990463257},{"option":"SPX260417C04575000","bid":2297.7,"bid_size":2.0,"ask":2307.8,"ask_size":1.0,"iv":0.4848,"open_interest":1.0,"volume":0.0,"delta":0.9879,"gamma":0.0,"vega":0.8723,"theta":0.0,"rho":7.089,"theo":2302.1083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2029.17,"last_trade_time":"2025-08-22T11:36:03","percent_change":0.0,"prev_day_close":2322.14990234375},{"option":"SPX260417P04575000","bid":5.3,"bid_size":153.0,"ask":5.7,"ask_size":337.0,"iv":0.4772,"open_interest":804.0,"volume":30.0,"delta":-0.0121,"gamma":0.0,"vega":0.8718,"theta":-0.3414,"rho":-0.1368,"theo":5.5245,"change":-0.85,"open":4.52,"high":4.6,"low":4.5,"tick":"no_change","last_trade_price":4.5,"last_trade_time":"2026-02-18T11:40:57","percent_change":-15.8878,"prev_day_close":5.0},{"option":"SPX260417C04600000","bid":2273.0,"bid_size":2.0,"ask":2283.1,"ask_size":1.0,"iv":0.4805,"open_interest":12.0,"volume":0.0,"delta":0.9875,"gamma":0.0,"vega":0.8972,"theta":0.0,"rho":7.124,"theo":2277.4297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2324.94,"last_trade_time":"2025-11-11T13:05:50","percent_change":0.0,"prev_day_close":2297.44995117188},{"option":"SPX260417P04600000","bid":5.4,"bid_size":339.0,"ask":5.8,"ask_size":277.0,"iv":0.4728,"open_interest":3628.0,"volume":349.0,"delta":-0.0125,"gamma":0.0,"vega":0.8967,"theta":-0.3484,"rho":-0.1413,"theo":5.6799,"change":-0.25,"open":4.59,"high":5.25,"low":4.5,"tick":"no_change","last_trade_price":5.25,"last_trade_time":"2026-02-18T14:47:42","percent_change":-4.54545,"prev_day_close":5.15000009536743},{"option":"SPX260417C04625000","bid":2248.9,"bid_size":2.0,"ask":2258.0,"ask_size":2.0,"iv":0.4773,"open_interest":0.0,"volume":0.0,"delta":0.9871,"gamma":0.0,"vega":0.9226,"theta":0.0,"rho":7.1587,"theo":2252.7549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2273.30004882812},{"option":"SPX260417P04625000","bid":5.6,"bid_size":152.0,"ask":6.0,"ask_size":198.0,"iv":0.4694,"open_interest":367.0,"volume":5.0,"delta":-0.0129,"gamma":0.0,"vega":0.9221,"theta":-0.3554,"rho":-0.146,"theo":5.8391,"change":-0.85,"open":4.8,"high":4.8,"low":4.8,"tick":"no_change","last_trade_price":4.8,"last_trade_time":"2026-02-18T12:12:33","percent_change":-15.0442,"prev_day_close":5.29999995231628},{"option":"SPX260417C04650000","bid":2224.8,"bid_size":2.0,"ask":2231.6,"ask_size":2.0,"iv":0.4649,"open_interest":356.0,"volume":0.0,"delta":0.9867,"gamma":0.0,"vega":0.9485,"theta":0.0,"rho":7.1934,"theo":2228.0839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2251.94,"last_trade_time":"2025-12-03T11:22:42","percent_change":0.0,"prev_day_close":2248.09997558594},{"option":"SPX260417P04650000","bid":5.7,"bid_size":378.0,"ask":6.1,"ask_size":210.0,"iv":0.4649,"open_interest":1310.0,"volume":4.0,"delta":-0.0133,"gamma":0.0,"vega":0.948,"theta":-0.3625,"rho":-0.1507,"theo":6.0021,"change":-0.85,"open":4.9,"high":5.0,"low":4.9,"tick":"up","last_trade_price":5.0,"last_trade_time":"2026-02-18T11:38:17","percent_change":-14.5299,"prev_day_close":5.45000004768372},{"option":"SPX260417C04675000","bid":2199.2,"bid_size":2.0,"ask":2207.7,"ask_size":2.0,"iv":0.4602,"open_interest":0.0,"volume":0.0,"delta":0.9863,"gamma":0.0,"vega":0.975,"theta":0.0,"rho":7.2279,"theo":2203.4169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2224.09997558594},{"option":"SPX260417P04675000","bid":5.9,"bid_size":149.0,"ask":6.3,"ask_size":185.0,"iv":0.4613,"open_interest":491.0,"volume":102.0,"delta":-0.0138,"gamma":0.0,"vega":0.975,"theta":-0.3698,"rho":-0.1557,"theo":6.1711,"change":-1.0,"open":5.0,"high":5.1,"low":5.0,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-18T12:48:45","percent_change":-16.6667,"prev_day_close":5.59999990463257},{"option":"SPX260417C04700000","bid":2175.6,"bid_size":2.0,"ask":2182.9,"ask_size":2.0,"iv":0.4633,"open_interest":133.0,"volume":0.0,"delta":0.9858,"gamma":0.0,"vega":1.002,"theta":0.0,"rho":7.2623,"theo":2178.754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2221.99,"last_trade_time":"2026-02-03T13:20:54","percent_change":0.0,"prev_day_close":2199.44995117188},{"option":"SPX260417P04700000","bid":6.1,"bid_size":207.0,"ask":6.5,"ask_size":297.0,"iv":0.4578,"open_interest":7092.0,"volume":707.0,"delta":-0.0142,"gamma":0.0,"vega":1.002,"theta":-0.3771,"rho":-0.1608,"theo":6.3421,"change":-0.25,"open":5.37,"high":5.9,"low":5.2,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:35:26","percent_change":-4.06504,"prev_day_close":5.75},{"option":"SPX260417C04725000","bid":2149.9,"bid_size":2.0,"ask":2158.4,"ask_size":2.0,"iv":0.4524,"open_interest":6.0,"volume":0.0,"delta":0.9854,"gamma":0.0,"vega":1.0297,"theta":0.0,"rho":7.2966,"theo":2154.0952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2290.5,"last_trade_time":"2026-02-02T14:33:55","percent_change":0.0,"prev_day_close":2174.84997558594},{"option":"SPX260417P04725000","bid":6.3,"bid_size":202.0,"ask":6.7,"ask_size":353.0,"iv":0.4542,"open_interest":1202.0,"volume":2.0,"delta":-0.0147,"gamma":0.0,"vega":1.0297,"theta":-0.3845,"rho":-0.1659,"theo":6.5173,"change":-1.05,"open":5.3,"high":5.3,"low":5.3,"tick":"no_change","last_trade_price":5.3,"last_trade_time":"2026-02-18T11:33:09","percent_change":-16.5354,"prev_day_close":5.95000004768372},{"option":"SPX260417C04750000","bid":2126.3,"bid_size":2.0,"ask":2133.9,"ask_size":2.0,"iv":0.4569,"open_interest":0.0,"volume":0.0,"delta":0.9849,"gamma":0.0,"vega":1.058,"theta":0.0,"rho":7.3308,"theo":2129.4407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2150.15002441406},{"option":"SPX260417P04750000","bid":6.4,"bid_size":334.0,"ask":6.8,"ask_size":232.0,"iv":0.4498,"open_interest":2070.0,"volume":3.0,"delta":-0.0151,"gamma":0.0,"vega":1.0577,"theta":-0.392,"rho":-0.1711,"theo":6.6962,"change":-1.0,"open":5.59,"high":5.59,"low":5.5,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T11:33:09","percent_change":-15.3846,"prev_day_close":6.09999990463257},{"option":"SPX260417C04775000","bid":2100.7,"bid_size":2.0,"ask":2108.7,"ask_size":2.0,"iv":0.4459,"open_interest":0.0,"volume":0.0,"delta":0.9844,"gamma":0.0,"vega":1.0872,"theta":0.0,"rho":7.3647,"theo":2104.7907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2125.34997558594},{"option":"SPX260417P04775000","bid":6.6,"bid_size":203.0,"ask":7.0,"ask_size":233.0,"iv":0.4461,"open_interest":1877.0,"volume":9.0,"delta":-0.0156,"gamma":0.0,"vega":1.0869,"theta":-0.3996,"rho":-0.1766,"theo":6.8802,"change":-1.0,"open":5.6,"high":5.7,"low":5.6,"tick":"no_change","last_trade_price":5.7,"last_trade_time":"2026-02-18T11:41:23","percent_change":-14.9254,"prev_day_close":6.25},{"option":"SPX260417C04800000","bid":2077.0,"bid_size":2.0,"ask":2084.6,"ask_size":2.0,"iv":0.4489,"open_interest":19.0,"volume":0.0,"delta":0.9839,"gamma":0.0,"vega":1.1172,"theta":0.0,"rho":7.3985,"theo":2080.1453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2182.53,"last_trade_time":"2026-02-12T09:51:01","percent_change":0.0,"prev_day_close":2100.90002441406},{"option":"SPX260417P04800000","bid":6.8,"bid_size":203.0,"ask":7.2,"ask_size":302.0,"iv":0.4424,"open_interest":8176.0,"volume":205.0,"delta":-0.0161,"gamma":0.0,"vega":1.1169,"theta":-0.4073,"rho":-0.1822,"theo":7.0689,"change":-0.3,"open":5.97,"high":6.1,"low":5.8,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-18T12:02:05","percent_change":-4.34783,"prev_day_close":6.45000004768372},{"option":"SPX260417C04825000","bid":2051.5,"bid_size":2.0,"ask":2059.5,"ask_size":2.0,"iv":0.4391,"open_interest":4.0,"volume":0.0,"delta":0.9834,"gamma":0.0,"vega":1.1482,"theta":0.0,"rho":7.4321,"theo":2055.5047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1905.45,"last_trade_time":"2025-09-17T10:25:35","percent_change":0.0,"prev_day_close":2076.14990234375},{"option":"SPX260417P04825000","bid":7.0,"bid_size":201.0,"ask":7.4,"ask_size":233.0,"iv":0.4387,"open_interest":1521.0,"volume":5.0,"delta":-0.0167,"gamma":0.0,"vega":1.1479,"theta":-0.4151,"rho":-0.188,"theo":7.2624,"change":-1.05,"open":6.0,"high":6.0,"low":6.0,"tick":"no_change","last_trade_price":6.0,"last_trade_time":"2026-02-18T11:39:22","percent_change":-14.8936,"prev_day_close":6.59999990463257},{"option":"SPX260417C04850000","bid":2027.7,"bid_size":2.0,"ask":2035.3,"ask_size":2.0,"iv":0.4407,"open_interest":40.0,"volume":0.0,"delta":0.9828,"gamma":0.0,"vega":1.1802,"theta":0.0,"rho":7.4655,"theo":2030.8692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2133.18,"last_trade_time":"2026-02-12T09:51:01","percent_change":0.0,"prev_day_close":2051.54992675781},{"option":"SPX260417P04850000","bid":7.2,"bid_size":201.0,"ask":7.6,"ask_size":302.0,"iv":0.4349,"open_interest":3010.0,"volume":3.0,"delta":-0.0172,"gamma":0.0,"vega":1.1798,"theta":-0.423,"rho":-0.1941,"theo":7.461,"change":-1.05,"open":6.2,"high":6.2,"low":6.2,"tick":"no_change","last_trade_price":6.2,"last_trade_time":"2026-02-18T11:36:31","percent_change":-14.4828,"prev_day_close":6.79999995231628},{"option":"SPX260417C04875000","bid":2002.4,"bid_size":2.0,"ask":2010.5,"ask_size":2.0,"iv":0.4311,"open_interest":43.0,"volume":0.0,"delta":0.9823,"gamma":0.0,"vega":1.2132,"theta":0.0,"rho":7.4987,"theo":2006.2391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1584.93,"last_trade_time":"2025-07-14T14:37:24","percent_change":0.0,"prev_day_close":2027.29998779297},{"option":"SPX260417P04875000","bid":7.4,"bid_size":196.0,"ask":7.8,"ask_size":202.0,"iv":0.4309,"open_interest":2703.0,"volume":5.0,"delta":-0.0178,"gamma":0.0,"vega":1.2132,"theta":-0.431,"rho":-0.2004,"theo":7.6652,"change":-1.05,"open":6.3,"high":6.4,"low":6.3,"tick":"no_change","last_trade_price":6.4,"last_trade_time":"2026-02-18T11:39:27","percent_change":-14.094,"prev_day_close":7.0},{"option":"SPX260417C04900000","bid":1978.4,"bid_size":2.0,"ask":1985.8,"ask_size":2.0,"iv":0.4317,"open_interest":8.0,"volume":0.0,"delta":0.9817,"gamma":0.0,"vega":1.2472,"theta":0.0,"rho":7.5316,"theo":1981.6146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2065.0,"last_trade_time":"2026-02-03T11:23:43","percent_change":0.0,"prev_day_close":2002.14996337891},{"option":"SPX260417P04900000","bid":7.6,"bid_size":199.0,"ask":8.0,"ask_size":242.0,"iv":0.427,"open_interest":4793.0,"volume":114.0,"delta":-0.0183,"gamma":0.0,"vega":1.2472,"theta":-0.4391,"rho":-0.2069,"theo":7.8748,"change":0.0,"open":6.58,"high":7.65,"low":6.5,"tick":"up","last_trade_price":7.65,"last_trade_time":"2026-02-18T14:57:48","percent_change":-1.24663e-6,"prev_day_close":7.20000004768372},{"option":"SPX260417C04925000","bid":1952.9,"bid_size":2.0,"ask":1960.8,"ask_size":2.0,"iv":0.4227,"open_interest":210.0,"volume":0.0,"delta":0.9811,"gamma":0.0,"vega":1.2821,"theta":0.0,"rho":7.5643,"theo":1956.9961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1807.24,"last_trade_time":"2025-09-17T13:51:09","percent_change":0.0,"prev_day_close":1977.55004882812},{"option":"SPX260417P04925000","bid":7.9,"bid_size":126.0,"ask":8.2,"ask_size":186.0,"iv":0.4235,"open_interest":845.0,"volume":5.0,"delta":-0.0189,"gamma":0.0,"vega":1.2821,"theta":-0.4474,"rho":-0.2137,"theo":8.0903,"change":-1.25,"open":6.55,"high":6.7,"low":6.55,"tick":"no_change","last_trade_price":6.7,"last_trade_time":"2026-02-18T11:38:27","percent_change":-15.7233,"prev_day_close":7.40000009536743},{"option":"SPX260417C04950000","bid":1929.2,"bid_size":2.0,"ask":1936.6,"ask_size":2.0,"iv":0.4241,"open_interest":2.0,"volume":0.0,"delta":0.9805,"gamma":0.0,"vega":1.318,"theta":0.0,"rho":7.5967,"theo":1932.384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":873.62,"last_trade_time":"2025-04-24T12:28:41","percent_change":0.0,"prev_day_close":1952.90002441406},{"option":"SPX260417P04950000","bid":8.1,"bid_size":164.0,"ask":8.5,"ask_size":308.0,"iv":0.42,"open_interest":1211.0,"volume":3.0,"delta":-0.0195,"gamma":0.0,"vega":1.3177,"theta":-0.4557,"rho":-0.2207,"theo":8.3101,"change":-1.25,"open":7.0,"high":7.0,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T11:33:07","percent_change":-15.3374,"prev_day_close":7.59999990463257},{"option":"SPX260417C04975000","bid":1904.0,"bid_size":2.0,"ask":1911.9,"ask_size":2.0,"iv":0.416,"open_interest":223.0,"volume":0.0,"delta":0.9798,"gamma":0.0,"vega":1.3549,"theta":0.0,"rho":7.6288,"theo":1907.7785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1631.1,"last_trade_time":"2025-08-19T10:35:52","percent_change":0.0,"prev_day_close":1928.29998779297},{"option":"SPX260417P04975000","bid":8.3,"bid_size":137.0,"ask":8.7,"ask_size":195.0,"iv":0.416,"open_interest":908.0,"volume":10.0,"delta":-0.0202,"gamma":0.0,"vega":1.3549,"theta":-0.4643,"rho":-0.228,"theo":8.5406,"change":-0.75,"open":7.4,"high":7.6,"low":7.1,"tick":"up","last_trade_price":7.6,"last_trade_time":"2026-02-18T13:43:20","percent_change":-8.98203,"prev_day_close":7.84999990463257},{"option":"SPX260417C05000000","bid":1880.0,"bid_size":2.0,"ask":1887.5,"ask_size":2.0,"iv":0.4167,"open_interest":3150.0,"volume":2.0,"delta":0.9792,"gamma":0.0,"vega":1.3926,"theta":0.0,"rho":7.6607,"theo":1883.18,"change":54.97,"open":1932.62,"high":1932.62,"low":1932.62,"tick":"up","last_trade_price":1932.62,"last_trade_time":"2026-02-18T13:08:01","percent_change":2.92759,"prev_day_close":1903.70001220703},{"option":"SPX260417P05000000","bid":8.5,"bid_size":196.0,"ask":9.0,"ask_size":280.0,"iv":0.4123,"open_interest":12223.0,"volume":127.0,"delta":-0.0208,"gamma":0.0,"vega":1.3926,"theta":-0.473,"rho":-0.2356,"theo":8.7762,"change":-1.4,"open":7.48,"high":7.48,"low":7.2,"tick":"down","last_trade_price":7.2,"last_trade_time":"2026-02-18T13:08:01","percent_change":-16.2791,"prev_day_close":8.04999995231628},{"option":"SPX260417C05025000","bid":1854.4,"bid_size":2.0,"ask":1863.7,"ask_size":2.0,"iv":0.412,"open_interest":75.0,"volume":0.0,"delta":0.9785,"gamma":0.0,"vega":1.4312,"theta":0.0,"rho":7.6924,"theo":1858.5889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1245.28,"last_trade_time":"2025-06-16T15:15:30","percent_change":0.0,"prev_day_close":1879.10003662109},{"option":"SPX260417P05025000","bid":8.8,"bid_size":187.0,"ask":9.2,"ask_size":219.0,"iv":0.4086,"open_interest":1096.0,"volume":7.0,"delta":-0.0215,"gamma":0.0,"vega":1.4312,"theta":-0.4818,"rho":-0.2433,"theo":9.0191,"change":-1.35,"open":7.6,"high":7.6,"low":7.5,"tick":"no_change","last_trade_price":7.5,"last_trade_time":"2026-02-18T11:39:18","percent_change":-15.2542,"prev_day_close":8.25},{"option":"SPX260417C05050000","bid":1830.7,"bid_size":2.0,"ask":1838.2,"ask_size":2.0,"iv":0.4081,"open_interest":177.0,"volume":0.0,"delta":0.9778,"gamma":0.0,"vega":1.4708,"theta":0.0,"rho":7.7238,"theo":1834.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":839.74,"last_trade_time":"2025-04-30T12:06:25","percent_change":0.0,"prev_day_close":1854.54998779297},{"option":"SPX260417P05050000","bid":9.0,"bid_size":138.0,"ask":9.5,"ask_size":223.0,"iv":0.4048,"open_interest":918.0,"volume":11.0,"delta":-0.0222,"gamma":0.0,"vega":1.4708,"theta":-0.4908,"rho":-0.2514,"theo":9.2698,"change":-1.25,"open":7.8,"high":7.8,"low":7.7,"tick":"up","last_trade_price":7.8,"last_trade_time":"2026-02-18T11:41:18","percent_change":-13.8122,"prev_day_close":8.5},{"option":"SPX260417C05075000","bid":1805.5,"bid_size":2.0,"ask":1813.3,"ask_size":2.0,"iv":0.401,"open_interest":1.0,"volume":0.0,"delta":0.977,"gamma":0.0,"vega":1.5114,"theta":0.0,"rho":7.7549,"theo":1809.4305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1667.49,"last_trade_time":"2025-09-17T13:51:09","percent_change":0.0,"prev_day_close":1829.94995117188},{"option":"SPX260417P05075000","bid":9.3,"bid_size":131.0,"ask":9.7,"ask_size":186.0,"iv":0.401,"open_interest":860.0,"volume":6.0,"delta":-0.023,"gamma":0.0,"vega":1.5114,"theta":-0.5,"rho":-0.2596,"theo":9.5286,"change":-1.18,"open":8.0,"high":8.17,"low":7.9,"tick":"up","last_trade_price":8.17,"last_trade_time":"2026-02-18T11:51:59","percent_change":-12.6203,"prev_day_close":8.75},{"option":"SPX260417C05100000","bid":1781.8,"bid_size":2.0,"ask":1789.0,"ask_size":2.0,"iv":0.401,"open_interest":272.0,"volume":0.0,"delta":0.9763,"gamma":0.0,"vega":1.5532,"theta":0.0,"rho":7.7858,"theo":1784.8638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1795.71,"last_trade_time":"2026-02-12T11:27:06","percent_change":0.0,"prev_day_close":1805.35003662109},{"option":"SPX260417P05100000","bid":9.5,"bid_size":307.0,"ask":10.0,"ask_size":279.0,"iv":0.3971,"open_interest":2707.0,"volume":61.0,"delta":-0.0238,"gamma":0.0,"vega":1.5532,"theta":-0.5093,"rho":-0.2682,"theo":9.796,"change":-0.8,"open":9.3,"high":9.3,"low":8.1,"tick":"down","last_trade_price":8.8,"last_trade_time":"2026-02-18T15:55:26","percent_change":-8.33333,"prev_day_close":9.0},{"option":"SPX260417C05125000","bid":1756.2,"bid_size":2.0,"ask":1764.4,"ask_size":2.0,"iv":0.3936,"open_interest":825.0,"volume":0.0,"delta":0.9755,"gamma":0.0,"vega":1.5964,"theta":0.0,"rho":7.8164,"theo":1760.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":530.5,"last_trade_time":"2025-04-21T13:46:55","percent_change":0.0,"prev_day_close":1780.79998779297},{"option":"SPX260417P05125000","bid":9.8,"bid_size":192.0,"ask":10.3,"ask_size":237.0,"iv":0.3935,"open_interest":1351.0,"volume":57.0,"delta":-0.0245,"gamma":0.0,"vega":1.5964,"theta":-0.5188,"rho":-0.277,"theo":10.0724,"change":-1.72,"open":8.5,"high":8.5,"low":8.17,"tick":"up","last_trade_price":8.18,"last_trade_time":"2026-02-18T13:01:14","percent_change":-17.3737,"prev_day_close":9.25},{"option":"SPX260417C05150000","bid":1732.6,"bid_size":2.0,"ask":1739.9,"ask_size":2.0,"iv":0.393,"open_interest":238.0,"volume":0.0,"delta":0.9747,"gamma":0.0001,"vega":1.6411,"theta":0.0,"rho":7.8467,"theo":1735.7582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1774.4,"last_trade_time":"2025-12-03T11:54:19","percent_change":0.0,"prev_day_close":1756.15002441406},{"option":"SPX260417P05150000","bid":10.1,"bid_size":185.0,"ask":10.6,"ask_size":263.0,"iv":0.3899,"open_interest":1656.0,"volume":13.0,"delta":-0.0254,"gamma":0.0001,"vega":1.6411,"theta":-0.5286,"rho":-0.2862,"theo":10.3584,"change":-0.45,"open":8.8,"high":8.8,"low":8.6,"tick":"no_change","last_trade_price":8.7,"last_trade_time":"2026-02-18T11:41:17","percent_change":-4.4335,"prev_day_close":9.5499997138977},{"option":"SPX260417C05175000","bid":1707.3,"bid_size":2.0,"ask":1715.0,"ask_size":2.0,"iv":0.3858,"open_interest":1.0,"volume":0.0,"delta":0.9738,"gamma":0.0001,"vega":1.6874,"theta":0.0,"rho":7.8765,"theo":1711.2203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":527.85,"last_trade_time":"2025-04-21T10:57:53","percent_change":0.0,"prev_day_close":1731.54998779297},{"option":"SPX260417P05175000","bid":10.4,"bid_size":181.0,"ask":10.9,"ask_size":209.0,"iv":0.3862,"open_interest":1096.0,"volume":53.0,"delta":-0.0262,"gamma":0.0001,"vega":1.6874,"theta":-0.5385,"rho":-0.2958,"theo":10.6545,"change":-0.35,"open":9.7,"high":10.14,"low":8.8,"tick":"down","last_trade_price":10.1,"last_trade_time":"2026-02-18T14:45:47","percent_change":-3.34928,"prev_day_close":9.7999997138977},{"option":"SPX260417C05200000","bid":1683.5,"bid_size":2.0,"ask":1690.9,"ask_size":2.0,"iv":0.3856,"open_interest":3640.0,"volume":0.0,"delta":0.9729,"gamma":0.0001,"vega":1.7356,"theta":0.0,"rho":7.906,"theo":1686.6932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1613.49,"last_trade_time":"2025-11-17T13:54:58","percent_change":0.0,"prev_day_close":1707.09997558594},{"option":"SPX260417P05200000","bid":10.7,"bid_size":187.0,"ask":11.2,"ask_size":271.0,"iv":0.3825,"open_interest":4799.0,"volume":239.0,"delta":-0.0271,"gamma":0.0001,"vega":1.7356,"theta":-0.5487,"rho":-0.3058,"theo":10.9614,"change":-0.04,"open":10.61,"high":10.71,"low":9.1,"tick":"up","last_trade_price":10.71,"last_trade_time":"2026-02-18T14:58:08","percent_change":-0.372093,"prev_day_close":10.0499997138977},{"option":"SPX260417C05225000","bid":1658.3,"bid_size":2.0,"ask":1665.9,"ask_size":2.0,"iv":0.3784,"open_interest":850.0,"volume":0.0,"delta":0.972,"gamma":0.0001,"vega":1.7855,"theta":0.0,"rho":7.9349,"theo":1662.1777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":730.56,"last_trade_time":"2025-04-29T10:06:47","percent_change":0.0,"prev_day_close":1682.5},{"option":"SPX260417P05225000","bid":11.0,"bid_size":304.0,"ask":11.5,"ask_size":181.0,"iv":0.3787,"open_interest":991.0,"volume":96.0,"delta":-0.028,"gamma":0.0001,"vega":1.7855,"theta":-0.5591,"rho":-0.3162,"theo":11.2798,"change":-0.93,"open":9.5,"high":10.42,"low":9.4,"tick":"down","last_trade_price":10.17,"last_trade_time":"2026-02-18T15:57:31","percent_change":-8.37838,"prev_day_close":10.3499999046326},{"option":"SPX260417C05250000","bid":1634.6,"bid_size":2.0,"ask":1641.8,"ask_size":2.0,"iv":0.3781,"open_interest":674.0,"volume":0.0,"delta":0.971,"gamma":0.0001,"vega":1.8373,"theta":0.0,"rho":7.9634,"theo":1637.6745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1670.12,"last_trade_time":"2026-01-20T10:33:46","percent_change":0.0,"prev_day_close":1658.0},{"option":"SPX260417P05250000","bid":11.4,"bid_size":158.0,"ask":11.9,"ask_size":360.0,"iv":0.3754,"open_interest":1690.0,"volume":41.0,"delta":-0.029,"gamma":0.0001,"vega":1.8373,"theta":-0.5697,"rho":-0.3272,"theo":11.6107,"change":-1.65,"open":9.8,"high":9.8,"low":9.6,"tick":"up","last_trade_price":9.8,"last_trade_time":"2026-02-18T11:41:33","percent_change":-14.4105,"prev_day_close":10.6500000953674},{"option":"SPX260417C05275000","bid":1609.2,"bid_size":2.0,"ask":1617.2,"ask_size":2.0,"iv":0.3705,"open_interest":140.0,"volume":0.0,"delta":0.97,"gamma":0.0001,"vega":1.8909,"theta":0.0,"rho":7.9913,"theo":1613.1846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1735.29,"last_trade_time":"2026-02-09T12:22:39","percent_change":0.0,"prev_day_close":1633.5},{"option":"SPX260417P05275000","bid":11.7,"bid_size":284.0,"ask":12.2,"ask_size":213.0,"iv":0.3715,"open_interest":1652.0,"volume":139.0,"delta":-0.03,"gamma":0.0001,"vega":1.8909,"theta":-0.5806,"rho":-0.3387,"theo":11.9548,"change":-2.1,"open":10.1,"high":10.1,"low":9.67,"tick":"down","last_trade_price":9.7,"last_trade_time":"2026-02-18T13:01:08","percent_change":-17.7966,"prev_day_close":11.0},{"option":"SPX260417C05300000","bid":1585.5,"bid_size":2.0,"ask":1592.8,"ask_size":2.0,"iv":0.3702,"open_interest":953.0,"volume":0.0,"delta":0.969,"gamma":0.0001,"vega":1.9462,"theta":0.0,"rho":8.0187,"theo":1588.7088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1565.8,"last_trade_time":"2026-02-13T09:51:52","percent_change":0.0,"prev_day_close":1609.0},{"option":"SPX260417P05300000","bid":12.1,"bid_size":173.0,"ask":12.6,"ask_size":393.0,"iv":0.3681,"open_interest":4577.0,"volume":13.0,"delta":-0.0311,"gamma":0.0001,"vega":1.9462,"theta":-0.5918,"rho":-0.3507,"theo":12.313,"change":-0.1,"open":10.44,"high":12.05,"low":10.2,"tick":"up","last_trade_price":12.05,"last_trade_time":"2026-02-18T14:57:48","percent_change":-0.823046,"prev_day_close":11.3499999046326},{"option":"SPX260417C05325000","bid":1560.3,"bid_size":2.0,"ask":1568.2,"ask_size":2.0,"iv":0.3632,"open_interest":311.0,"volume":0.0,"delta":0.9679,"gamma":0.0001,"vega":2.0032,"theta":-0.0113,"rho":8.0456,"theo":1564.2482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1076.29,"last_trade_time":"2025-06-26T14:52:02","percent_change":0.0,"prev_day_close":1584.5},{"option":"SPX260417P05325000","bid":12.5,"bid_size":170.0,"ask":13.0,"ask_size":266.0,"iv":0.3646,"open_interest":1553.0,"volume":20.0,"delta":-0.0322,"gamma":0.0001,"vega":2.0032,"theta":-0.6032,"rho":-0.3633,"theo":12.6864,"change":-1.95,"open":10.7,"high":10.7,"low":10.5,"tick":"no_change","last_trade_price":10.6,"last_trade_time":"2026-02-18T11:39:59","percent_change":-15.5378,"prev_day_close":11.6500000953674},{"option":"SPX260417C05350000","bid":1536.8,"bid_size":2.0,"ask":1543.9,"ask_size":2.0,"iv":0.3634,"open_interest":297.0,"volume":0.0,"delta":0.9667,"gamma":0.0001,"vega":2.0618,"theta":-0.0325,"rho":8.072,"theo":1539.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1450.46,"last_trade_time":"2025-09-18T14:17:10","percent_change":0.0,"prev_day_close":1560.0},{"option":"SPX260417P05350000","bid":12.9,"bid_size":168.0,"ask":13.5,"ask_size":320.0,"iv":0.3613,"open_interest":1001.0,"volume":23.0,"delta":-0.0333,"gamma":0.0001,"vega":2.0618,"theta":-0.615,"rho":-0.3764,"theo":13.0757,"change":-2.0,"open":11.0,"high":11.0,"low":10.9,"tick":"no_change","last_trade_price":10.9,"last_trade_time":"2026-02-18T11:39:28","percent_change":-15.5039,"prev_day_close":12.0499997138977},{"option":"SPX260417C05375000","bid":1511.5,"bid_size":2.0,"ask":1519.0,"ask_size":2.0,"iv":0.3564,"open_interest":1262.0,"volume":0.0,"delta":0.9655,"gamma":0.0001,"vega":2.1221,"theta":-0.0541,"rho":8.0978,"theo":1515.3758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1524.66,"last_trade_time":"2025-10-03T12:07:26","percent_change":0.0,"prev_day_close":1535.34997558594},{"option":"SPX260417P05375000","bid":13.3,"bid_size":114.0,"ask":13.8,"ask_size":237.0,"iv":0.3574,"open_interest":573.0,"volume":10.0,"delta":-0.0345,"gamma":0.0001,"vega":2.1221,"theta":-0.6271,"rho":-0.3899,"theo":13.482,"change":-2.05,"open":11.2,"high":11.3,"low":11.1,"tick":"up","last_trade_price":11.3,"last_trade_time":"2026-02-18T11:39:19","percent_change":-15.3558,"prev_day_close":12.4000000953674},{"option":"SPX260417C05400000","bid":1487.8,"bid_size":2.0,"ask":1495.1,"ask_size":2.0,"iv":0.3558,"open_interest":6236.0,"volume":0.0,"delta":0.9642,"gamma":0.0001,"vega":2.1843,"theta":-0.076,"rho":8.1232,"theo":1490.9659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1531.15,"last_trade_time":"2026-02-12T11:09:45","percent_change":0.0,"prev_day_close":1511.15002441406},{"option":"SPX260417P05400000","bid":13.7,"bid_size":146.0,"ask":14.2,"ask_size":270.0,"iv":0.3537,"open_interest":8513.0,"volume":19.0,"delta":-0.0358,"gamma":0.0001,"vega":2.1843,"theta":-0.6396,"rho":-0.404,"theo":13.9061,"change":-0.45,"open":11.6,"high":13.6,"low":11.5,"tick":"down","last_trade_price":13.3,"last_trade_time":"2026-02-18T15:30:56","percent_change":-3.27273,"prev_day_close":12.75},{"option":"SPX260417C05425000","bid":1462.6,"bid_size":3.0,"ask":1470.3,"ask_size":3.0,"iv":0.3494,"open_interest":243.0,"volume":0.0,"delta":0.9629,"gamma":0.0001,"vega":2.2488,"theta":-0.0983,"rho":8.1479,"theo":1466.575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1525.12,"last_trade_time":"2025-12-03T15:59:06","percent_change":0.0,"prev_day_close":1486.54998779297},{"option":"SPX260417P05425000","bid":14.2,"bid_size":165.0,"ask":14.8,"ask_size":316.0,"iv":0.3506,"open_interest":1819.0,"volume":13.0,"delta":-0.0371,"gamma":0.0001,"vega":2.2488,"theta":-0.6523,"rho":-0.4187,"theo":14.3492,"change":-2.1,"open":12.0,"high":12.1,"low":12.0,"tick":"no_change","last_trade_price":12.1,"last_trade_time":"2026-02-18T11:28:38","percent_change":-14.7887,"prev_day_close":13.1999998092651},{"option":"SPX260417C05450000","bid":1439.1,"bid_size":3.0,"ask":1445.9,"ask_size":3.0,"iv":0.3478,"open_interest":1021.0,"volume":0.0,"delta":0.9616,"gamma":0.0001,"vega":2.3159,"theta":-0.1209,"rho":8.172,"theo":1442.2041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":855.0,"last_trade_time":"2025-05-16T14:40:13","percent_change":0.0,"prev_day_close":1462.34997558594},{"option":"SPX260417P05450000","bid":14.7,"bid_size":75.0,"ask":15.1,"ask_size":259.0,"iv":0.3468,"open_interest":2795.0,"volume":55.0,"delta":-0.0385,"gamma":0.0001,"vega":2.3159,"theta":-0.6655,"rho":-0.434,"theo":14.8123,"change":-2.25,"open":12.4,"high":12.4,"low":12.23,"tick":"no_change","last_trade_price":12.4,"last_trade_time":"2026-02-18T11:25:09","percent_change":-15.3584,"prev_day_close":13.5999999046326},{"option":"SPX260417C05475000","bid":1414.1,"bid_size":3.0,"ask":1421.8,"ask_size":3.0,"iv":0.3425,"open_interest":200.0,"volume":0.0,"delta":0.9601,"gamma":0.0001,"vega":2.3858,"theta":-0.1439,"rho":8.1954,"theo":1417.8544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1492.7,"last_trade_time":"2025-12-30T15:15:30","percent_change":0.0,"prev_day_close":1437.95001220703},{"option":"SPX260417P05475000","bid":15.1,"bid_size":166.0,"ask":15.6,"ask_size":231.0,"iv":0.3432,"open_interest":1219.0,"volume":0.0,"delta":-0.0399,"gamma":0.0001,"vega":2.3858,"theta":-0.679,"rho":-0.45,"theo":15.2966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.3,"last_trade_time":"2026-02-17T15:50:42","percent_change":0.0,"prev_day_close":14.0999999046326},{"option":"SPX260417C05500000","bid":1390.5,"bid_size":3.0,"ask":1397.2,"ask_size":3.0,"iv":0.3408,"open_interest":1382.0,"volume":1.0,"delta":0.9586,"gamma":0.0001,"vega":2.4588,"theta":-0.1672,"rho":8.218,"theo":1393.5275,"change":16.83,"open":1405.23,"high":1405.23,"low":1405.23,"tick":"down","last_trade_price":1405.23,"last_trade_time":"2026-02-18T15:08:00","percent_change":1.21219,"prev_day_close":1413.59997558594},{"option":"SPX260417P05500000","bid":15.7,"bid_size":71.0,"ask":16.1,"ask_size":235.0,"iv":0.3398,"open_interest":14117.0,"volume":281.0,"delta":-0.0414,"gamma":0.0001,"vega":2.4588,"theta":-0.6929,"rho":-0.467,"theo":15.8037,"change":-0.95,"open":13.3,"high":15.3,"low":13.1,"tick":"no_change","last_trade_price":14.7,"last_trade_time":"2026-02-18T16:10:20","percent_change":-6.07029,"prev_day_close":14.5499997138977},{"option":"SPX260417C05525000","bid":1365.4,"bid_size":23.0,"ask":1373.1,"ask_size":3.0,"iv":0.3353,"open_interest":554.0,"volume":0.0,"delta":0.957,"gamma":0.0001,"vega":2.5349,"theta":-0.191,"rho":8.2395,"theo":1369.2248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1269.51,"last_trade_time":"2025-09-15T14:59:27","percent_change":0.0,"prev_day_close":1389.5},{"option":"SPX260417P05525000","bid":16.2,"bid_size":157.0,"ask":16.8,"ask_size":291.0,"iv":0.3367,"open_interest":2469.0,"volume":11.0,"delta":-0.043,"gamma":0.0001,"vega":2.5349,"theta":-0.7072,"rho":-0.4848,"theo":16.335,"change":-2.75,"open":13.6,"high":13.7,"low":13.4,"tick":"no_change","last_trade_price":13.4,"last_trade_time":"2026-02-18T11:33:39","percent_change":-17.0279,"prev_day_close":15.0},{"option":"SPX260417C05550000","bid":1341.9,"bid_size":3.0,"ask":1348.6,"ask_size":3.0,"iv":0.3338,"open_interest":159.0,"volume":0.0,"delta":0.9554,"gamma":0.0001,"vega":2.6141,"theta":-0.2152,"rho":8.2601,"theo":1344.9482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1465.0,"last_trade_time":"2026-01-16T09:51:13","percent_change":0.0,"prev_day_close":1364.95001220703},{"option":"SPX260417P05550000","bid":16.8,"bid_size":63.0,"ask":17.2,"ask_size":224.0,"iv":0.333,"open_interest":2527.0,"volume":1161.0,"delta":-0.0447,"gamma":0.0001,"vega":2.6141,"theta":-0.7219,"rho":-0.5037,"theo":16.8924,"change":-2.7,"open":15.7,"high":15.7,"low":13.83,"tick":"no_change","last_trade_price":14.0,"last_trade_time":"2026-02-18T11:38:30","percent_change":-16.1677,"prev_day_close":15.5499997138977},{"option":"SPX260417C05575000","bid":1316.9,"bid_size":3.0,"ask":1324.3,"ask_size":3.0,"iv":0.3288,"open_interest":155.0,"volume":0.0,"delta":0.9536,"gamma":0.0001,"vega":2.6962,"theta":-0.2399,"rho":8.2796,"theo":1320.6993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1268.78,"last_trade_time":"2025-09-22T10:06:24","percent_change":0.0,"prev_day_close":1340.59997558594},{"option":"SPX260417P05575000","bid":17.3,"bid_size":140.0,"ask":17.8,"ask_size":198.0,"iv":0.3294,"open_interest":1046.0,"volume":19.0,"delta":-0.0464,"gamma":0.0001,"vega":2.6962,"theta":-0.7371,"rho":-0.5236,"theo":17.4775,"change":-1.49,"open":14.5,"high":15.81,"low":14.4,"tick":"up","last_trade_price":15.81,"last_trade_time":"2026-02-18T15:58:08","percent_change":-8.61272,"prev_day_close":16.0999994277954},{"option":"SPX260417C05600000","bid":1293.5,"bid_size":3.0,"ask":1300.1,"ask_size":3.0,"iv":0.327,"open_interest":1599.0,"volume":0.0,"delta":0.9518,"gamma":0.0001,"vega":2.7809,"theta":-0.265,"rho":8.2981,"theo":1296.48,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1339.68,"last_trade_time":"2026-02-04T11:22:24","percent_change":0.0,"prev_day_close":1316.34997558594},{"option":"SPX260417P05600000","bid":18.0,"bid_size":37.0,"ask":18.4,"ask_size":227.0,"iv":0.3262,"open_interest":6624.0,"volume":149.0,"delta":-0.0482,"gamma":0.0001,"vega":2.7809,"theta":-0.7527,"rho":-0.5445,"theo":18.0922,"change":-1.7,"open":15.25,"high":16.61,"low":14.8,"tick":"down","last_trade_price":16.2,"last_trade_time":"2026-02-18T15:55:40","percent_change":-9.49721,"prev_day_close":16.5999994277954},{"option":"SPX260417C05625000","bid":1268.5,"bid_size":3.0,"ask":1276.8,"ask_size":3.0,"iv":0.3237,"open_interest":101.0,"volume":0.0,"delta":0.9499,"gamma":0.0001,"vega":2.8681,"theta":-0.2905,"rho":8.3156,"theo":1272.292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1394.0,"last_trade_time":"2026-01-16T09:50:21","percent_change":0.0,"prev_day_close":1292.35003662109},{"option":"SPX260417P05625000","bid":18.6,"bid_size":51.0,"ask":19.1,"ask_size":190.0,"iv":0.3228,"open_interest":1848.0,"volume":51.0,"delta":-0.0501,"gamma":0.0001,"vega":2.8681,"theta":-0.7688,"rho":-0.5664,"theo":18.7382,"change":-0.9,"open":17.2,"high":18.0,"low":15.3,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-18T16:14:07","percent_change":-4.86486,"prev_day_close":17.1999998092651},{"option":"SPX260417C05650000","bid":1245.2,"bid_size":3.0,"ask":1251.8,"ask_size":3.0,"iv":0.3204,"open_interest":1258.0,"volume":0.0,"delta":0.9479,"gamma":0.0001,"vega":2.958,"theta":-0.3166,"rho":8.3323,"theo":1248.1369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1288.12,"last_trade_time":"2026-02-12T11:09:45","percent_change":0.0,"prev_day_close":1267.89996337891},{"option":"SPX260417P05650000","bid":19.3,"bid_size":39.0,"ask":19.7,"ask_size":144.0,"iv":0.3194,"open_interest":5653.0,"volume":86.0,"delta":-0.0522,"gamma":0.0001,"vega":2.958,"theta":-0.7854,"rho":-0.5892,"theo":19.4172,"change":-0.58,"open":18.87,"high":18.87,"low":16.02,"tick":"up","last_trade_price":18.62,"last_trade_time":"2026-02-18T15:00:29","percent_change":-3.02083,"prev_day_close":17.8500003814697},{"option":"SPX260417C05675000","bid":1220.3,"bid_size":3.0,"ask":1227.8,"ask_size":3.0,"iv":0.3152,"open_interest":83.0,"volume":0.0,"delta":0.9458,"gamma":0.0001,"vega":3.051,"theta":-0.3431,"rho":8.348,"theo":1224.0165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1229.58,"last_trade_time":"2025-10-23T15:35:00","percent_change":0.0,"prev_day_close":1243.64996337891},{"option":"SPX260417P05675000","bid":20.0,"bid_size":21.0,"ask":20.5,"ask_size":150.0,"iv":0.3162,"open_interest":885.0,"volume":28.0,"delta":-0.0543,"gamma":0.0001,"vega":3.051,"theta":-0.8024,"rho":-0.613,"theo":20.1307,"change":-1.8,"open":17.67,"high":18.1,"low":16.4,"tick":"up","last_trade_price":18.1,"last_trade_time":"2026-02-18T13:54:06","percent_change":-9.04523,"prev_day_close":18.5},{"option":"SPX260417C05700000","bid":1197.0,"bid_size":3.0,"ask":1202.7,"ask_size":3.0,"iv":0.3122,"open_interest":962.0,"volume":0.0,"delta":0.9435,"gamma":0.0001,"vega":3.1476,"theta":-0.3701,"rho":8.3625,"theo":1199.9325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1185.23,"last_trade_time":"2026-02-17T11:48:36","percent_change":0.0,"prev_day_close":1219.70001220703},{"option":"SPX260417P05700000","bid":20.8,"bid_size":21.0,"ask":21.2,"ask_size":207.0,"iv":0.3129,"open_interest":5639.0,"volume":245.0,"delta":-0.0565,"gamma":0.0001,"vega":3.1476,"theta":-0.8199,"rho":-0.6378,"theo":20.8807,"change":-1.92,"open":16.91,"high":20.28,"low":16.9,"tick":"down","last_trade_price":18.68,"last_trade_time":"2026-02-18T15:57:29","percent_change":-9.32039,"prev_day_close":19.1499996185303},{"option":"SPX260417C05720000","bid":1177.0,"bid_size":3.0,"ask":1184.5,"ask_size":3.0,"iv":0.3101,"open_interest":1.0,"volume":0.0,"delta":0.9417,"gamma":0.0001,"vega":3.2279,"theta":-0.3921,"rho":8.3733,"theo":1180.6928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1230.57,"last_trade_time":"2025-12-22T09:45:03","percent_change":0.0,"prev_day_close":1200.5},{"option":"SPX260417P05720000","bid":21.4,"bid_size":20.0,"ask":21.9,"ask_size":189.0,"iv":0.3103,"open_interest":117.0,"volume":7.0,"delta":-0.0584,"gamma":0.0001,"vega":3.2279,"theta":-0.8343,"rho":-0.6586,"theo":21.5082,"change":-3.65,"open":17.8,"high":17.9,"low":17.6,"tick":"down","last_trade_price":17.6,"last_trade_time":"2026-02-18T11:32:27","percent_change":-17.1765,"prev_day_close":19.75},{"option":"SPX260417C05725000","bid":1172.2,"bid_size":3.0,"ask":1179.3,"ask_size":3.0,"iv":0.3088,"open_interest":172.0,"volume":0.0,"delta":0.9412,"gamma":0.0001,"vega":3.2484,"theta":-0.3976,"rho":8.3758,"theo":1175.8869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":717.9,"last_trade_time":"2025-06-25T14:07:34","percent_change":0.0,"prev_day_close":1195.45001220703},{"option":"SPX260417P05725000","bid":21.5,"bid_size":21.0,"ask":22.0,"ask_size":144.0,"iv":0.3096,"open_interest":837.0,"volume":31.0,"delta":-0.0588,"gamma":0.0001,"vega":3.2484,"theta":-0.838,"rho":-0.664,"theo":21.6691,"change":-1.8,"open":17.6,"high":19.6,"low":17.6,"tick":"up","last_trade_price":19.6,"last_trade_time":"2026-02-18T14:17:35","percent_change":-8.41122,"prev_day_close":19.9000005722046},{"option":"SPX260417C05730000","bid":1167.5,"bid_size":3.0,"ask":1174.6,"ask_size":3.0,"iv":0.3085,"open_interest":0.0,"volume":0.0,"delta":0.9407,"gamma":0.0001,"vega":3.2691,"theta":-0.4032,"rho":8.3783,"theo":1171.0826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1190.54998779297},{"option":"SPX260417P05730000","bid":21.7,"bid_size":20.0,"ask":22.2,"ask_size":143.0,"iv":0.309,"open_interest":550.0,"volume":33.0,"delta":-0.0593,"gamma":0.0001,"vega":3.2691,"theta":-0.8416,"rho":-0.6694,"theo":21.8316,"change":-1.85,"open":17.9,"high":19.7,"low":17.9,"tick":"up","last_trade_price":19.7,"last_trade_time":"2026-02-18T15:59:26","percent_change":-8.58468,"prev_day_close":20.0500001907349},{"option":"SPX260417C05740000","bid":1157.9,"bid_size":3.0,"ask":1164.9,"ask_size":3.0,"iv":0.307,"open_interest":0.0,"volume":0.0,"delta":0.9397,"gamma":0.0001,"vega":3.3111,"theta":-0.4143,"rho":8.3831,"theo":1161.4789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1180.90002441406},{"option":"SPX260417P05740000","bid":22.0,"bid_size":21.0,"ask":22.5,"ask_size":143.0,"iv":0.3077,"open_interest":197.0,"volume":80.0,"delta":-0.0603,"gamma":0.0001,"vega":3.3111,"theta":-0.849,"rho":-0.6804,"theo":22.1615,"change":-3.95,"open":18.4,"high":18.4,"low":17.9,"tick":"no_change","last_trade_price":17.9,"last_trade_time":"2026-02-18T13:00:37","percent_change":-18.0778,"prev_day_close":20.3500003814697},{"option":"SPX260417C05750000","bid":1149.0,"bid_size":3.0,"ask":1155.5,"ask_size":3.0,"iv":0.3071,"open_interest":223.0,"volume":0.0,"delta":0.9387,"gamma":0.0001,"vega":3.3538,"theta":-0.4256,"rho":8.3876,"theo":1151.882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1241.0,"last_trade_time":"2026-02-09T10:17:54","percent_change":0.0,"prev_day_close":1171.29998779297},{"option":"SPX260417P05750000","bid":22.4,"bid_size":20.0,"ask":22.8,"ask_size":198.0,"iv":0.3063,"open_interest":2214.0,"volume":82.0,"delta":-0.0613,"gamma":0.0001,"vega":3.3538,"theta":-0.8565,"rho":-0.6916,"theo":22.4982,"change":-3.8,"open":21.7,"high":21.7,"low":18.3,"tick":"no_change","last_trade_price":18.4,"last_trade_time":"2026-02-18T11:42:10","percent_change":-17.1171,"prev_day_close":20.6499996185303},{"option":"SPX260417C05760000","bid":1138.6,"bid_size":3.0,"ask":1146.0,"ask_size":3.0,"iv":0.3047,"open_interest":0.0,"volume":0.0,"delta":0.9377,"gamma":0.0001,"vega":3.3973,"theta":-0.4369,"rho":8.3919,"theo":1142.2921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1161.95001220703},{"option":"SPX260417P05760000","bid":22.7,"bid_size":20.0,"ask":23.2,"ask_size":181.0,"iv":0.305,"open_interest":599.0,"volume":0.0,"delta":-0.0623,"gamma":0.0001,"vega":3.3973,"theta":-0.864,"rho":-0.7031,"theo":22.8419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.6,"last_trade_time":"2026-02-17T15:30:33","percent_change":0.0,"prev_day_close":21.0},{"option":"SPX260417C05770000","bid":1129.0,"bid_size":28.0,"ask":1136.1,"ask_size":3.0,"iv":0.3029,"open_interest":0.0,"volume":0.0,"delta":0.9367,"gamma":0.0001,"vega":3.4414,"theta":-0.4483,"rho":8.3958,"theo":1132.7092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1152.04998779297},{"option":"SPX260417P05770000","bid":23.1,"bid_size":20.0,"ask":23.8,"ask_size":300.0,"iv":0.3042,"open_interest":319.0,"volume":9.0,"delta":-0.0634,"gamma":0.0001,"vega":3.4414,"theta":-0.8716,"rho":-0.715,"theo":23.1927,"change":-4.1,"open":19.1,"high":19.2,"low":18.8,"tick":"down","last_trade_price":18.8,"last_trade_time":"2026-02-18T11:33:16","percent_change":-17.9039,"prev_day_close":21.25},{"option":"SPX260417C05775000","bid":1124.2,"bid_size":28.0,"ask":1131.3,"ask_size":3.0,"iv":0.3023,"open_interest":242.0,"volume":0.0,"delta":0.9362,"gamma":0.0001,"vega":3.4638,"theta":-0.4541,"rho":8.3977,"theo":1127.9206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":777.39,"last_trade_time":"2025-08-01T11:05:21","percent_change":0.0,"prev_day_close":1147.54998779297},{"option":"SPX260417P05775000","bid":23.2,"bid_size":21.0,"ask":23.7,"ask_size":123.0,"iv":0.3032,"open_interest":862.0,"volume":9.0,"delta":-0.0639,"gamma":0.0001,"vega":3.4638,"theta":-0.8755,"rho":-0.721,"theo":23.3708,"change":-3.85,"open":19.0,"high":19.2,"low":19.0,"tick":"up","last_trade_price":19.2,"last_trade_time":"2026-02-18T11:41:10","percent_change":-16.7028,"prev_day_close":21.4499998092651},{"option":"SPX260417C05780000","bid":1119.4,"bid_size":28.0,"ask":1127.2,"ask_size":3.0,"iv":0.3026,"open_interest":0.0,"volume":0.0,"delta":0.9356,"gamma":0.0001,"vega":3.4862,"theta":-0.4598,"rho":8.3995,"theo":1123.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1142.45001220703},{"option":"SPX260417P05780000","bid":23.4,"bid_size":35.0,"ask":23.9,"ask_size":201.0,"iv":0.3026,"open_interest":1260.0,"volume":8.0,"delta":-0.0644,"gamma":0.0001,"vega":3.4862,"theta":-0.8794,"rho":-0.727,"theo":23.5507,"change":-1.15,"open":21.1,"high":21.1,"low":21.1,"tick":"down","last_trade_price":21.1,"last_trade_time":"2026-02-18T15:47:41","percent_change":-4.94624,"prev_day_close":21.5999994277954},{"option":"SPX260417C05790000","bid":1109.9,"bid_size":3.0,"ask":1117.6,"ask_size":5.0,"iv":0.3014,"open_interest":0.0,"volume":0.0,"delta":0.9346,"gamma":0.0002,"vega":3.5317,"theta":-0.4714,"rho":8.4029,"theo":1113.5657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1132.85003662109},{"option":"SPX260417P05790000","bid":23.8,"bid_size":20.0,"ask":24.3,"ask_size":164.0,"iv":0.3012,"open_interest":517.0,"volume":7.0,"delta":-0.0655,"gamma":0.0002,"vega":3.5317,"theta":-0.8871,"rho":-0.7394,"theo":23.9163,"change":-2.05,"open":21.6,"high":21.6,"low":21.6,"tick":"down","last_trade_price":21.6,"last_trade_time":"2026-02-18T14:17:35","percent_change":-8.66807,"prev_day_close":21.9499998092651},{"option":"SPX260417C05800000","bid":1101.1,"bid_size":3.0,"ask":1107.6,"ask_size":3.0,"iv":0.3006,"open_interest":3478.0,"volume":0.0,"delta":0.9334,"gamma":0.0002,"vega":3.5778,"theta":-0.4831,"rho":8.406,"theo":1104.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1102.08,"last_trade_time":"2026-02-12T13:18:41","percent_change":0.0,"prev_day_close":1123.25},{"option":"SPX260417P05800000","bid":24.2,"bid_size":20.0,"ask":24.7,"ask_size":197.0,"iv":0.3,"open_interest":7391.0,"volume":80.0,"delta":-0.0666,"gamma":0.0002,"vega":3.5778,"theta":-0.895,"rho":-0.7521,"theo":24.2895,"change":-2.4,"open":22.8,"high":22.8,"low":19.7,"tick":"down","last_trade_price":21.55,"last_trade_time":"2026-02-18T15:54:04","percent_change":-10.0209,"prev_day_close":22.25},{"option":"SPX260417C05810000","bid":1090.8,"bid_size":3.0,"ask":1098.1,"ask_size":3.0,"iv":0.2983,"open_interest":1.0,"volume":0.0,"delta":0.9323,"gamma":0.0002,"vega":3.6244,"theta":-0.4948,"rho":8.4088,"theo":1094.4528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1085.75,"last_trade_time":"2026-01-21T13:06:34","percent_change":0.0,"prev_day_close":1113.64996337891},{"option":"SPX260417P05810000","bid":24.5,"bid_size":21.0,"ask":25.1,"ask_size":173.0,"iv":0.2988,"open_interest":266.0,"volume":3.0,"delta":-0.0677,"gamma":0.0002,"vega":3.6244,"theta":-0.903,"rho":-0.765,"theo":24.6706,"change":-3.95,"open":20.3,"high":20.4,"low":20.3,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-18T11:28:28","percent_change":-16.2218,"prev_day_close":22.5999994277954},{"option":"SPX260417C05820000","bid":1081.2,"bid_size":28.0,"ask":1088.6,"ask_size":3.0,"iv":0.2964,"open_interest":1.0,"volume":0.0,"delta":0.9312,"gamma":0.0002,"vega":3.6716,"theta":-0.5066,"rho":8.4114,"theo":1084.9082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":981.32,"last_trade_time":"2025-11-21T12:05:15","percent_change":0.0,"prev_day_close":1104.25},{"option":"SPX260417P05820000","bid":24.9,"bid_size":20.0,"ask":25.6,"ask_size":289.0,"iv":0.2977,"open_interest":61.0,"volume":0.0,"delta":-0.0689,"gamma":0.0002,"vega":3.6716,"theta":-0.911,"rho":-0.7782,"theo":25.0597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.9,"last_trade_time":"2026-02-17T15:50:00","percent_change":0.0,"prev_day_close":23.0},{"option":"SPX260417C05825000","bid":1076.5,"bid_size":3.0,"ask":1083.7,"ask_size":3.0,"iv":0.2963,"open_interest":565.0,"volume":0.0,"delta":0.9306,"gamma":0.0002,"vega":3.6954,"theta":-0.5125,"rho":8.4126,"theo":1080.139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":982.56,"last_trade_time":"2025-11-21T12:10:42","percent_change":0.0,"prev_day_close":1099.29998779297},{"option":"SPX260417P05825000","bid":25.1,"bid_size":35.0,"ask":25.6,"ask_size":154.0,"iv":0.2968,"open_interest":1698.0,"volume":7.0,"delta":-0.0694,"gamma":0.0002,"vega":3.6954,"theta":-0.915,"rho":-0.7849,"theo":25.2573,"change":-2.35,"open":22.6,"high":22.6,"low":22.6,"tick":"down","last_trade_price":22.6,"last_trade_time":"2026-02-18T15:47:41","percent_change":-9.41884,"prev_day_close":23.1499996185303},{"option":"SPX260417C05830000","bid":1071.7,"bid_size":3.0,"ask":1079.7,"ask_size":3.0,"iv":0.2967,"open_interest":0.0,"volume":0.0,"delta":0.93,"gamma":0.0002,"vega":3.7192,"theta":-0.5185,"rho":8.4138,"theo":1075.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1094.5},{"option":"SPX260417P05830000","bid":25.3,"bid_size":20.0,"ask":26.0,"ask_size":294.0,"iv":0.2964,"open_interest":100.0,"volume":8.0,"delta":-0.07,"gamma":0.0002,"vega":3.7192,"theta":-0.9191,"rho":-0.7917,"theo":25.4569,"change":-2.15,"open":20.9,"high":23.0,"low":20.7,"tick":"up","last_trade_price":23.0,"last_trade_time":"2026-02-18T14:20:26","percent_change":-8.54871,"prev_day_close":23.3000001907349},{"option":"SPX260417C05840000","bid":1062.6,"bid_size":3.0,"ask":1069.4,"ask_size":3.0,"iv":0.2949,"open_interest":0.0,"volume":0.0,"delta":0.9288,"gamma":0.0002,"vega":3.7674,"theta":-0.5305,"rho":8.4158,"theo":1065.8439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1085.0},{"option":"SPX260417P05840000","bid":25.7,"bid_size":20.0,"ask":26.4,"ask_size":285.0,"iv":0.2952,"open_interest":193.0,"volume":0.0,"delta":-0.0712,"gamma":0.0002,"vega":3.7674,"theta":-0.9273,"rho":-0.8054,"theo":25.8625,"change":-1.45,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.6,"last_trade_time":"2026-02-17T15:27:00","percent_change":-5.67514,"prev_day_close":23.6999998092651},{"option":"SPX260417C05850000","bid":1053.5,"bid_size":3.0,"ask":1059.8,"ask_size":3.0,"iv":0.2941,"open_interest":4173.0,"volume":0.0,"delta":0.9276,"gamma":0.0002,"vega":3.816,"theta":-0.5425,"rho":8.4177,"theo":1056.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1112.8,"last_trade_time":"2026-02-04T15:49:39","percent_change":0.0,"prev_day_close":1075.40002441406},{"option":"SPX260417P05850000","bid":26.2,"bid_size":18.0,"ask":26.6,"ask_size":179.0,"iv":0.2936,"open_interest":1633.0,"volume":3.0,"delta":-0.0724,"gamma":0.0002,"vega":3.816,"theta":-0.9355,"rho":-0.8193,"theo":26.2766,"change":-2.15,"open":23.8,"high":23.8,"low":23.8,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-18T14:20:18","percent_change":-8.28517,"prev_day_close":24.1000003814697},{"option":"SPX260417C05860000","bid":1043.4,"bid_size":3.0,"ask":1050.2,"ask_size":3.0,"iv":0.292,"open_interest":0.0,"volume":0.0,"delta":0.9263,"gamma":0.0002,"vega":3.8652,"theta":-0.5546,"rho":8.4193,"theo":1046.8135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1065.79998779297},{"option":"SPX260417P05860000","bid":26.6,"bid_size":18.0,"ask":27.2,"ask_size":230.0,"iv":0.2925,"open_interest":162.0,"volume":4.0,"delta":-0.0737,"gamma":0.0002,"vega":3.8652,"theta":-0.9439,"rho":-0.8334,"theo":26.6993,"change":-2.15,"open":24.2,"high":24.2,"low":24.2,"tick":"down","last_trade_price":24.2,"last_trade_time":"2026-02-18T14:20:09","percent_change":-8.15939,"prev_day_close":24.5},{"option":"SPX260417C05870000","bid":1034.1,"bid_size":3.0,"ask":1040.8,"ask_size":3.0,"iv":0.2911,"open_interest":0.0,"volume":0.0,"delta":0.9251,"gamma":0.0002,"vega":3.9148,"theta":-0.5669,"rho":8.4207,"theo":1037.3113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1056.29998779297},{"option":"SPX260417P05870000","bid":27.0,"bid_size":18.0,"ask":27.6,"ask_size":177.0,"iv":0.2912,"open_interest":78.0,"volume":1.0,"delta":-0.075,"gamma":0.0002,"vega":3.9148,"theta":-0.9523,"rho":-0.8478,"theo":27.1307,"change":-4.75,"open":22.0,"high":22.0,"low":22.0,"tick":"down","last_trade_price":22.0,"last_trade_time":"2026-02-18T11:33:07","percent_change":-17.757,"prev_day_close":24.8000001907349},{"option":"SPX260417C05875000","bid":1029.0,"bid_size":3.0,"ask":1036.5,"ask_size":3.0,"iv":0.2906,"open_interest":138.0,"volume":0.0,"delta":0.9244,"gamma":0.0002,"vega":3.9399,"theta":-0.573,"rho":8.4213,"theo":1032.5636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1147.3,"last_trade_time":"2026-01-16T10:13:02","percent_change":0.0,"prev_day_close":1051.64996337891},{"option":"SPX260417P05875000","bid":27.2,"bid_size":20.0,"ask":27.8,"ask_size":177.0,"iv":0.2905,"open_interest":794.0,"volume":9.0,"delta":-0.0756,"gamma":0.0002,"vega":3.9399,"theta":-0.9565,"rho":-0.8551,"theo":27.3498,"change":-4.55,"open":22.2,"high":22.4,"low":22.2,"tick":"up","last_trade_price":22.4,"last_trade_time":"2026-02-18T11:41:22","percent_change":-16.8831,"prev_day_close":25.0},{"option":"SPX260417C05880000","bid":1024.3,"bid_size":3.0,"ask":1031.4,"ask_size":3.0,"iv":0.2891,"open_interest":1.0,"volume":0.0,"delta":0.9238,"gamma":0.0002,"vega":3.9651,"theta":-0.5791,"rho":8.4218,"theo":1027.8181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1030.59,"last_trade_time":"2026-02-12T12:57:28","percent_change":0.0,"prev_day_close":1046.75},{"option":"SPX260417P05880000","bid":27.4,"bid_size":20.0,"ask":28.1,"ask_size":274.0,"iv":0.2901,"open_interest":180.0,"volume":4.0,"delta":-0.0763,"gamma":0.0002,"vega":3.9651,"theta":-0.9608,"rho":-0.8624,"theo":27.5711,"change":-4.6,"open":22.3,"high":22.6,"low":22.3,"tick":"no_change","last_trade_price":22.6,"last_trade_time":"2026-02-18T11:38:23","percent_change":-16.9118,"prev_day_close":25.1999998092651},{"option":"SPX260417C05890000","bid":1014.8,"bid_size":3.0,"ask":1022.6,"ask_size":3.0,"iv":0.2892,"open_interest":0.0,"volume":0.0,"delta":0.9224,"gamma":0.0002,"vega":4.016,"theta":-0.5915,"rho":8.4227,"theo":1018.3339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1037.40002441406},{"option":"SPX260417P05890000","bid":27.9,"bid_size":18.0,"ask":28.5,"ask_size":175.0,"iv":0.2887,"open_interest":51.0,"volume":0.0,"delta":-0.0776,"gamma":0.0002,"vega":4.016,"theta":-0.9693,"rho":-0.8773,"theo":28.0205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":28.3,"last_trade_time":"2026-02-17T15:53:19","percent_change":0.0,"prev_day_close":25.6499996185303},{"option":"SPX260417C05900000","bid":1006.0,"bid_size":3.0,"ask":1012.3,"ask_size":3.0,"iv":0.2878,"open_interest":866.0,"volume":0.0,"delta":0.9211,"gamma":0.0002,"vega":4.0675,"theta":-0.6039,"rho":8.4234,"theo":1008.8589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":994.58,"last_trade_time":"2026-02-17T11:48:36","percent_change":0.0,"prev_day_close":1027.75},{"option":"SPX260417P05900000","bid":28.4,"bid_size":18.0,"ask":28.8,"ask_size":164.0,"iv":0.2873,"open_interest":4656.0,"volume":468.0,"delta":-0.0789,"gamma":0.0002,"vega":4.0675,"theta":-0.978,"rho":-0.8924,"theo":28.4791,"change":-2.75,"open":23.71,"high":25.3,"low":22.91,"tick":"up","last_trade_price":25.3,"last_trade_time":"2026-02-18T13:54:11","percent_change":-9.80392,"prev_day_close":26.0500001907349},{"option":"SPX260417C05910000","bid":996.0,"bid_size":3.0,"ask":1002.7,"ask_size":3.0,"iv":0.2857,"open_interest":0.0,"volume":0.0,"delta":0.9197,"gamma":0.0002,"vega":4.1199,"theta":-0.6164,"rho":8.4238,"theo":999.3932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1018.30001831055},{"option":"SPX260417P05910000","bid":28.8,"bid_size":18.0,"ask":29.4,"ask_size":171.0,"iv":0.2862,"open_interest":44.0,"volume":1.0,"delta":-0.0803,"gamma":0.0002,"vega":4.1199,"theta":-0.9867,"rho":-0.9078,"theo":28.9471,"change":-4.75,"open":23.8,"high":23.8,"low":23.8,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-18T11:25:06","percent_change":-16.6375,"prev_day_close":26.5},{"option":"SPX260417C05920000","bid":986.4,"bid_size":3.0,"ask":993.8,"ask_size":3.0,"iv":0.2849,"open_interest":20.0,"volume":0.0,"delta":0.9183,"gamma":0.0002,"vega":4.1731,"theta":-0.629,"rho":8.4238,"theo":989.9371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1099.32,"last_trade_time":"2025-12-11T15:24:31","percent_change":0.0,"prev_day_close":1008.89999389648},{"option":"SPX260417P05920000","bid":29.3,"bid_size":18.0,"ask":29.9,"ask_size":168.0,"iv":0.285,"open_interest":342.0,"volume":9.0,"delta":-0.0817,"gamma":0.0002,"vega":4.1731,"theta":-0.9955,"rho":-0.9236,"theo":29.4246,"change":-2.8,"open":23.8,"high":26.2,"low":23.8,"tick":"no_change","last_trade_price":26.2,"last_trade_time":"2026-02-18T15:58:28","percent_change":-9.65517,"prev_day_close":26.9499998092651},{"option":"SPX260417C05925000","bid":981.7,"bid_size":3.0,"ask":989.4,"ask_size":3.0,"iv":0.2847,"open_interest":255.0,"volume":0.0,"delta":0.9176,"gamma":0.0002,"vega":4.2,"theta":-0.6353,"rho":8.4237,"theo":985.2127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1105.2,"last_trade_time":"2026-01-16T13:31:28","percent_change":0.0,"prev_day_close":1004.09997558594},{"option":"SPX260417P05925000","bid":29.5,"bid_size":20.0,"ask":30.2,"ask_size":270.0,"iv":0.2844,"open_interest":670.0,"volume":0.0,"delta":-0.0824,"gamma":0.0002,"vega":4.2,"theta":-0.9999,"rho":-0.9315,"theo":29.667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.4,"last_trade_time":"2026-02-17T15:30:20","percent_change":0.0,"prev_day_close":27.0999994277954},{"option":"SPX260417C05930000","bid":977.2,"bid_size":3.0,"ask":983.8,"ask_size":3.0,"iv":0.2833,"open_interest":2.0,"volume":0.0,"delta":0.9169,"gamma":0.0002,"vega":4.2272,"theta":-0.6416,"rho":8.4235,"theo":980.4908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1033.97,"last_trade_time":"2025-12-01T15:14:45","percent_change":0.0,"prev_day_close":999.300018310547},{"option":"SPX260417P05930000","bid":29.8,"bid_size":18.0,"ask":30.4,"ask_size":168.0,"iv":0.2838,"open_interest":109.0,"volume":0.0,"delta":-0.0831,"gamma":0.0002,"vega":4.2272,"theta":-1.0043,"rho":-0.9396,"theo":29.9118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":28.4,"last_trade_time":"2026-02-17T13:57:34","percent_change":0.0,"prev_day_close":27.3500003814697},{"option":"SPX260417C05940000","bid":967.7,"bid_size":3.0,"ask":974.3,"ask_size":3.0,"iv":0.2819,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0002,"vega":4.2821,"theta":-0.6543,"rho":8.4229,"theo":971.0543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":989.850006103516},{"option":"SPX260417P05940000","bid":30.3,"bid_size":17.0,"ask":30.9,"ask_size":165.0,"iv":0.2825,"open_interest":62.0,"volume":0.0,"delta":-0.0846,"gamma":0.0002,"vega":4.2821,"theta":-1.0132,"rho":-0.956,"theo":30.409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.1,"last_trade_time":"2026-02-17T15:27:00","percent_change":0.0,"prev_day_close":27.8500003814697},{"option":"SPX260417C05950000","bid":958.8,"bid_size":3.0,"ask":964.9,"ask_size":3.0,"iv":0.2814,"open_interest":638.0,"volume":0.0,"delta":0.9139,"gamma":0.0002,"vega":4.338,"theta":-0.6671,"rho":8.4218,"theo":961.628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":983.9,"last_trade_time":"2026-02-12T11:39:10","percent_change":0.0,"prev_day_close":980.300018310547},{"option":"SPX260417P05950000","bid":30.8,"bid_size":17.0,"ask":31.3,"ask_size":166.0,"iv":0.2812,"open_interest":3018.0,"volume":0.0,"delta":-0.0861,"gamma":0.0002,"vega":4.338,"theta":-1.0222,"rho":-0.9728,"theo":30.9163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.3,"last_trade_time":"2026-02-17T15:54:44","percent_change":0.0,"prev_day_close":28.3000001907349},{"option":"SPX260417C05960000","bid":948.7,"bid_size":3.0,"ask":956.0,"ask_size":3.0,"iv":0.2799,"open_interest":0.0,"volume":0.0,"delta":0.9124,"gamma":0.0002,"vega":4.3948,"theta":-0.6799,"rho":8.4204,"theo":952.2122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":970.799987792969},{"option":"SPX260417P05960000","bid":31.3,"bid_size":17.0,"ask":31.9,"ask_size":148.0,"iv":0.28,"open_interest":149.0,"volume":0.0,"delta":-0.0876,"gamma":0.0002,"vega":4.3948,"theta":-1.0312,"rho":-0.9901,"theo":31.434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.7,"last_trade_time":"2026-02-17T15:52:30","percent_change":0.0,"prev_day_close":28.8000001907349},{"option":"SPX260417C05970000","bid":939.3,"bid_size":3.0,"ask":946.2,"ask_size":3.0,"iv":0.2782,"open_interest":0.0,"volume":0.0,"delta":0.9109,"gamma":0.0002,"vega":4.4525,"theta":-0.6928,"rho":8.4185,"theo":942.807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":961.5},{"option":"SPX260417P05970000","bid":31.8,"bid_size":17.0,"ask":32.4,"ask_size":155.0,"iv":0.2787,"open_interest":435.0,"volume":1.0,"delta":-0.0892,"gamma":0.0002,"vega":4.4525,"theta":-1.0404,"rho":-1.0077,"theo":31.9624,"change":-2.5,"open":29.0,"high":29.0,"low":29.0,"tick":"down","last_trade_price":29.0,"last_trade_time":"2026-02-18T15:59:39","percent_change":-7.93651,"prev_day_close":29.25},{"option":"SPX260417C05975000","bid":934.6,"bid_size":3.0,"ask":941.9,"ask_size":3.0,"iv":0.2781,"open_interest":285.0,"volume":0.0,"delta":0.9101,"gamma":0.0002,"vega":4.4817,"theta":-0.6993,"rho":8.4174,"theo":938.1084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":946.58,"last_trade_time":"2026-02-17T14:48:29","percent_change":0.0,"prev_day_close":956.550018310547},{"option":"SPX260417P05975000","bid":32.1,"bid_size":17.0,"ask":32.6,"ask_size":162.0,"iv":0.278,"open_interest":3966.0,"volume":25.0,"delta":-0.09,"gamma":0.0002,"vega":4.4817,"theta":-1.0449,"rho":-1.0167,"theo":32.2307,"change":-5.55,"open":26.4,"high":26.6,"low":26.0,"tick":"up","last_trade_price":26.2,"last_trade_time":"2026-02-18T11:34:17","percent_change":-17.4803,"prev_day_close":29.4500007629394},{"option":"SPX260417C05980000","bid":929.9,"bid_size":3.0,"ask":937.2,"ask_size":3.0,"iv":0.2775,"open_interest":0.0,"volume":0.0,"delta":0.9093,"gamma":0.0002,"vega":4.511,"theta":-0.7058,"rho":8.4162,"theo":933.4127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.100006103516},{"option":"SPX260417P05980000","bid":32.3,"bid_size":17.0,"ask":33.0,"ask_size":160.0,"iv":0.2776,"open_interest":141.0,"volume":0.0,"delta":-0.0907,"gamma":0.0002,"vega":4.511,"theta":-1.0495,"rho":-1.0258,"theo":32.5017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.7,"last_trade_time":"2026-02-17T15:52:29","percent_change":0.0,"prev_day_close":29.75},{"option":"SPX260417C05990000","bid":920.5,"bid_size":3.0,"ask":927.5,"ask_size":3.0,"iv":0.2759,"open_interest":2.0,"volume":0.0,"delta":0.9077,"gamma":0.0002,"vega":4.5703,"theta":-0.7188,"rho":8.4135,"theo":924.0295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":944.42,"last_trade_time":"2025-11-13T13:31:26","percent_change":0.0,"prev_day_close":942.399993896484},{"option":"SPX260417P05990000","bid":32.9,"bid_size":17.0,"ask":33.5,"ask_size":151.0,"iv":0.2763,"open_interest":338.0,"volume":13.0,"delta":-0.0924,"gamma":0.0002,"vega":4.5703,"theta":-1.0587,"rho":-1.0443,"theo":33.0522,"change":-5.9,"open":27.1,"high":27.2,"low":26.7,"tick":"no_change","last_trade_price":26.7,"last_trade_time":"2026-02-18T11:34:00","percent_change":-18.0982,"prev_day_close":30.25},{"option":"SPX260417C06000000","bid":911.9,"bid_size":26.0,"ask":917.4,"ask_size":26.0,"iv":0.2742,"open_interest":114676.0,"volume":774.0,"delta":0.906,"gamma":0.0002,"vega":4.6302,"theta":-0.7319,"rho":8.4103,"theo":914.6578,"change":21.16,"open":955.72,"high":960.43,"low":930.46,"tick":"down","last_trade_price":930.46,"last_trade_time":"2026-02-18T15:40:44","percent_change":2.32706,"prev_day_close":933.100006103516},{"option":"SPX260417P06000000","bid":33.5,"bid_size":17.0,"ask":34.0,"ask_size":155.0,"iv":0.275,"open_interest":126491.0,"volume":3145.0,"delta":-0.094,"gamma":0.0002,"vega":4.6302,"theta":-1.068,"rho":-1.0633,"theo":33.614,"change":-2.1,"open":32.19,"high":32.19,"low":26.54,"tick":"down","last_trade_price":31.0,"last_trade_time":"2026-02-18T15:40:44","percent_change":-6.34441,"prev_day_close":30.75},{"option":"SPX260417C06010000","bid":901.8,"bid_size":3.0,"ask":909.4,"ask_size":3.0,"iv":0.2742,"open_interest":2.0,"volume":0.0,"delta":0.9044,"gamma":0.0002,"vega":4.6907,"theta":-0.745,"rho":8.4067,"theo":905.2977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":961.34,"last_trade_time":"2026-02-04T15:10:14","percent_change":0.0,"prev_day_close":923.75},{"option":"SPX260417P06010000","bid":34.0,"bid_size":17.0,"ask":34.6,"ask_size":150.0,"iv":0.2737,"open_interest":468.0,"volume":0.0,"delta":-0.0957,"gamma":0.0002,"vega":4.6907,"theta":-1.0773,"rho":-1.0826,"theo":34.1876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.8,"last_trade_time":"2026-02-17T15:27:00","percent_change":0.0,"prev_day_close":31.3000001907349},{"option":"SPX260417C06020000","bid":892.5,"bid_size":3.0,"ask":899.3,"ask_size":3.0,"iv":0.2717,"open_interest":0.0,"volume":0.0,"delta":0.9026,"gamma":0.0002,"vega":4.7517,"theta":-0.7582,"rho":8.4028,"theo":895.9496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":953.48,"last_trade_time":"2025-12-01T15:15:30","percent_change":0.0,"prev_day_close":914.350006103516},{"option":"SPX260417P06020000","bid":34.6,"bid_size":17.0,"ask":35.2,"ask_size":136.0,"iv":0.2726,"open_interest":178.0,"volume":2.0,"delta":-0.0974,"gamma":0.0002,"vega":4.7517,"theta":-1.0867,"rho":-1.1023,"theo":34.773,"change":-1.4,"open":32.85,"high":32.85,"low":32.85,"tick":"down","last_trade_price":32.85,"last_trade_time":"2026-02-18T09:30:02","percent_change":-4.08759,"prev_day_close":31.8000001907349},{"option":"SPX260417C06025000","bid":887.8,"bid_size":3.0,"ask":895.0,"ask_size":3.0,"iv":0.2719,"open_interest":112.0,"volume":0.0,"delta":0.9018,"gamma":0.0002,"vega":4.7824,"theta":-0.7648,"rho":8.4006,"theo":891.28,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1004.4,"last_trade_time":"2026-01-16T14:24:26","percent_change":0.0,"prev_day_close":909.649993896484},{"option":"SPX260417P06025000","bid":34.9,"bid_size":17.0,"ask":35.5,"ask_size":158.0,"iv":0.2719,"open_interest":2571.0,"volume":16.0,"delta":-0.0983,"gamma":0.0002,"vega":4.7824,"theta":-1.0914,"rho":-1.1124,"theo":35.0702,"change":-2.1,"open":28.15,"high":33.88,"low":28.15,"tick":"down","last_trade_price":32.4,"last_trade_time":"2026-02-18T15:42:30","percent_change":-6.08696,"prev_day_close":32.0999994277954},{"option":"SPX260417C06030000","bid":883.1,"bid_size":3.0,"ask":890.1,"ask_size":3.0,"iv":0.271,"open_interest":1.0,"volume":1.0,"delta":0.9009,"gamma":0.0002,"vega":4.8132,"theta":-0.7714,"rho":8.3984,"theo":886.6135,"change":44.27,"open":925.37,"high":925.37,"low":925.37,"tick":"up","last_trade_price":925.37,"last_trade_time":"2026-02-18T13:25:23","percent_change":5.0244,"prev_day_close":904.950012207031},{"option":"SPX260417P06030000","bid":35.2,"bid_size":17.0,"ask":35.8,"ask_size":132.0,"iv":0.2713,"open_interest":232.0,"volume":3.0,"delta":-0.0991,"gamma":0.0002,"vega":4.8132,"theta":-1.0962,"rho":-1.1224,"theo":35.3705,"change":-2.6,"open":29.2,"high":32.2,"low":29.2,"tick":"up","last_trade_price":32.2,"last_trade_time":"2026-02-18T15:59:47","percent_change":-7.47126,"prev_day_close":32.3500003814697},{"option":"SPX260417C06040000","bid":873.8,"bid_size":3.0,"ask":881.3,"ask_size":3.0,"iv":0.2704,"open_interest":0.0,"volume":0.0,"delta":0.8991,"gamma":0.0002,"vega":4.8751,"theta":-0.7847,"rho":8.3938,"theo":877.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":895.549987792969},{"option":"SPX260417P06040000","bid":35.8,"bid_size":17.0,"ask":36.4,"ask_size":144.0,"iv":0.2701,"open_interest":536.0,"volume":4.0,"delta":-0.1009,"gamma":0.0002,"vega":4.8751,"theta":-1.1056,"rho":-1.1429,"theo":35.9803,"change":-3.4,"open":32.3,"high":32.3,"low":32.0,"tick":"no_change","last_trade_price":32.0,"last_trade_time":"2026-02-18T14:23:40","percent_change":-9.60452,"prev_day_close":32.8999996185303},{"option":"SPX260417C06050000","bid":865.2,"bid_size":3.0,"ask":871.3,"ask_size":3.0,"iv":0.2692,"open_interest":379.0,"volume":16.0,"delta":0.8973,"gamma":0.0002,"vega":4.9375,"theta":-0.798,"rho":8.3888,"theo":867.9783,"change":19.71,"open":864.95,"high":882.31,"low":864.19,"tick":"up","last_trade_price":882.31,"last_trade_time":"2026-02-18T09:44:42","percent_change":2.28495,"prev_day_close":886.149993896484},{"option":"SPX260417P06050000","bid":36.4,"bid_size":18.0,"ask":37.0,"ask_size":163.0,"iv":0.2688,"open_interest":2438.0,"volume":87.0,"delta":-0.1027,"gamma":0.0002,"vega":4.9375,"theta":-1.1152,"rho":-1.1636,"theo":36.6025,"change":-3.26,"open":34.19,"high":35.6,"low":29.61,"tick":"down","last_trade_price":32.74,"last_trade_time":"2026-02-18T15:48:53","percent_change":-9.05556,"prev_day_close":33.3999996185303},{"option":"SPX260417C06060000","bid":855.2,"bid_size":3.0,"ask":861.9,"ask_size":3.0,"iv":0.2672,"open_interest":0.0,"volume":0.0,"delta":0.8954,"gamma":0.0002,"vega":5.0004,"theta":-0.8113,"rho":8.3835,"theo":858.6795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.800018310547},{"option":"SPX260417P06060000","bid":37.0,"bid_size":15.0,"ask":37.7,"ask_size":134.0,"iv":0.2676,"open_interest":651.0,"volume":17.0,"delta":-0.1046,"gamma":0.0002,"vega":5.0004,"theta":-1.1247,"rho":-1.1847,"theo":37.2374,"change":-0.29,"open":30.1,"high":36.44,"low":30.1,"tick":"down","last_trade_price":36.36,"last_trade_time":"2026-02-18T15:17:02","percent_change":-0.791273,"prev_day_close":34.0},{"option":"SPX260417C06070000","bid":845.9,"bid_size":3.0,"ask":852.8,"ask_size":3.0,"iv":0.2661,"open_interest":0.0,"volume":0.0,"delta":0.8936,"gamma":0.0002,"vega":5.0638,"theta":-0.8247,"rho":8.3779,"theo":849.3936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":867.350006103516},{"option":"SPX260417P06070000","bid":37.7,"bid_size":15.0,"ask":38.3,"ask_size":134.0,"iv":0.2664,"open_interest":276.0,"volume":5.0,"delta":-0.1065,"gamma":0.0002,"vega":5.0638,"theta":-1.1344,"rho":-1.2061,"theo":37.885,"change":-1.31,"open":35.71,"high":35.99,"low":35.71,"tick":"up","last_trade_price":35.99,"last_trade_time":"2026-02-18T15:33:09","percent_change":-3.51206,"prev_day_close":34.6000003814697},{"option":"SPX260417C06075000","bid":841.3,"bid_size":3.0,"ask":848.1,"ask_size":3.0,"iv":0.2651,"open_interest":444.0,"volume":0.0,"delta":0.8926,"gamma":0.0003,"vega":5.0958,"theta":-0.8314,"rho":8.3749,"theo":844.7554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":955.8,"last_trade_time":"2026-01-16T14:26:33","percent_change":0.0,"prev_day_close":862.650024414062},{"option":"SPX260417P06075000","bid":38.0,"bid_size":17.0,"ask":38.6,"ask_size":132.0,"iv":0.2658,"open_interest":615.0,"volume":23.0,"delta":-0.1074,"gamma":0.0003,"vega":5.0958,"theta":-1.1392,"rho":-1.2169,"theo":38.2137,"change":-3.6,"open":30.8,"high":34.3,"low":30.8,"tick":"up","last_trade_price":34.0,"last_trade_time":"2026-02-18T14:22:43","percent_change":-9.57447,"prev_day_close":34.8999996185303},{"option":"SPX260417C06080000","bid":836.7,"bid_size":3.0,"ask":843.9,"ask_size":3.0,"iv":0.2653,"open_interest":0.0,"volume":0.0,"delta":0.8916,"gamma":0.0003,"vega":5.1279,"theta":-0.8382,"rho":8.3719,"theo":840.1205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":858.149993896484},{"option":"SPX260417P06080000","bid":38.3,"bid_size":15.0,"ask":39.0,"ask_size":133.0,"iv":0.2652,"open_interest":187.0,"volume":18.0,"delta":-0.1084,"gamma":0.0003,"vega":5.1279,"theta":-1.144,"rho":-1.2278,"theo":38.5456,"change":-2.41,"open":31.1,"high":35.49,"low":31.1,"tick":"up","last_trade_price":35.49,"last_trade_time":"2026-02-18T15:45:32","percent_change":-6.35884,"prev_day_close":35.2000007629394},{"option":"SPX260417C06090000","bid":827.4,"bid_size":3.0,"ask":834.1,"ask_size":3.0,"iv":0.2636,"open_interest":0.0,"volume":0.0,"delta":0.8897,"gamma":0.0003,"vega":5.1927,"theta":-0.8516,"rho":8.3656,"theo":830.8607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.650024414062},{"option":"SPX260417P06090000","bid":39.0,"bid_size":15.0,"ask":39.6,"ask_size":130.0,"iv":0.2639,"open_interest":737.0,"volume":23.0,"delta":-0.1104,"gamma":0.0003,"vega":5.1927,"theta":-1.1537,"rho":-1.2499,"theo":39.2193,"change":-3.5,"open":35.77,"high":35.93,"low":31.7,"tick":"down","last_trade_price":35.1,"last_trade_time":"2026-02-18T15:59:26","percent_change":-9.06736,"prev_day_close":35.7999992370606},{"option":"SPX260417C06100000","bid":818.9,"bid_size":24.0,"ask":824.6,"ask_size":24.0,"iv":0.2628,"open_interest":1516.0,"volume":0.0,"delta":0.8876,"gamma":0.0003,"vega":5.2583,"theta":-0.8651,"rho":8.3589,"theo":821.6141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":813.08,"last_trade_time":"2026-02-17T15:30:27","percent_change":0.0,"prev_day_close":839.400024414062},{"option":"SPX260417P06100000","bid":39.7,"bid_size":15.0,"ask":40.3,"ask_size":143.0,"iv":0.2628,"open_interest":9095.0,"volume":170.0,"delta":-0.1124,"gamma":0.0003,"vega":5.2583,"theta":-1.1634,"rho":-1.2724,"theo":39.9064,"change":-4.07,"open":37.73,"high":37.73,"low":32.0,"tick":"up","last_trade_price":35.23,"last_trade_time":"2026-02-18T13:54:11","percent_change":-10.3562,"prev_day_close":36.3999996185303},{"option":"SPX260417C06110000","bid":809.0,"bid_size":3.0,"ask":815.7,"ask_size":3.0,"iv":0.2613,"open_interest":0.0,"volume":0.0,"delta":0.8856,"gamma":0.0003,"vega":5.3249,"theta":-0.8786,"rho":8.3517,"theo":812.3812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.100006103516},{"option":"SPX260417P06110000","bid":40.4,"bid_size":15.0,"ask":41.0,"ask_size":124.0,"iv":0.2615,"open_interest":60.0,"volume":5.0,"delta":-0.1144,"gamma":0.0003,"vega":5.3249,"theta":-1.1731,"rho":-1.2954,"theo":40.6071,"change":-5.13,"open":34.79,"high":34.87,"low":34.76,"tick":"up","last_trade_price":34.87,"last_trade_time":"2026-02-18T10:02:56","percent_change":-12.825,"prev_day_close":37.0499992370606},{"option":"SPX260417C06120000","bid":799.7,"bid_size":3.0,"ask":806.5,"ask_size":3.0,"iv":0.26,"open_interest":1.0,"volume":0.0,"delta":0.8835,"gamma":0.0003,"vega":5.3924,"theta":-0.8922,"rho":8.344,"theo":803.1621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":890.86,"last_trade_time":"2026-01-05T11:27:07","percent_change":0.0,"prev_day_close":820.799987792969},{"option":"SPX260417P06120000","bid":41.1,"bid_size":15.0,"ask":41.7,"ask_size":109.0,"iv":0.2603,"open_interest":123.0,"volume":0.0,"delta":-0.1165,"gamma":0.0003,"vega":5.3924,"theta":-1.1829,"rho":-1.3188,"theo":41.3216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.1,"last_trade_time":"2026-02-17T16:09:23","percent_change":0.0,"prev_day_close":37.75},{"option":"SPX260417C06125000","bid":795.1,"bid_size":3.0,"ask":801.9,"ask_size":3.0,"iv":0.2594,"open_interest":242.0,"volume":0.0,"delta":0.8825,"gamma":0.0003,"vega":5.4266,"theta":-0.899,"rho":8.3399,"theo":798.5579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":913.4,"last_trade_time":"2026-01-16T14:38:45","percent_change":0.0,"prev_day_close":816.25},{"option":"SPX260417P06125000","bid":41.4,"bid_size":15.0,"ask":42.1,"ask_size":140.0,"iv":0.2598,"open_interest":4491.0,"volume":17.0,"delta":-0.1176,"gamma":0.0003,"vega":5.4266,"theta":-1.1877,"rho":-1.3308,"theo":41.6841,"change":-3.82,"open":34.13,"high":37.18,"low":33.42,"tick":"no_change","last_trade_price":37.18,"last_trade_time":"2026-02-18T15:49:27","percent_change":-9.31707,"prev_day_close":38.0499992370606},{"option":"SPX260417C06130000","bid":790.6,"bid_size":3.0,"ask":797.3,"ask_size":3.0,"iv":0.2589,"open_interest":0.0,"volume":0.0,"delta":0.8814,"gamma":0.0003,"vega":5.461,"theta":-0.9058,"rho":8.3357,"theo":793.9572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":811.649993896484},{"option":"SPX260417P06130000","bid":41.8,"bid_size":15.0,"ask":42.5,"ask_size":121.0,"iv":0.2591,"open_interest":179.0,"volume":10.0,"delta":-0.1186,"gamma":0.0003,"vega":5.461,"theta":-1.1926,"rho":-1.3429,"theo":42.0503,"change":-7.45,"open":34.4,"high":34.4,"low":33.9,"tick":"up","last_trade_price":33.95,"last_trade_time":"2026-02-18T13:00:25","percent_change":-17.9952,"prev_day_close":38.3499984741211},{"option":"SPX260417C06140000","bid":781.4,"bid_size":3.0,"ask":788.0,"ask_size":3.0,"iv":0.2576,"open_interest":0.0,"volume":0.0,"delta":0.8792,"gamma":0.0003,"vega":5.5305,"theta":-0.9193,"rho":8.3269,"theo":784.7669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":802.350006103516},{"option":"SPX260417P06140000","bid":42.5,"bid_size":15.0,"ask":43.2,"ask_size":108.0,"iv":0.2579,"open_interest":584.0,"volume":0.0,"delta":-0.1208,"gamma":0.0003,"vega":5.5305,"theta":-1.2024,"rho":-1.3675,"theo":42.7935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":39.9,"last_trade_time":"2026-02-17T14:37:49","percent_change":0.0,"prev_day_close":39.0499992370606},{"option":"SPX260417C06150000","bid":772.9,"bid_size":24.0,"ask":778.5,"ask_size":24.0,"iv":0.2567,"open_interest":1109.0,"volume":0.0,"delta":0.877,"gamma":0.0003,"vega":5.6009,"theta":-0.9329,"rho":8.3174,"theo":775.5913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":766.0,"last_trade_time":"2026-02-13T10:09:21","percent_change":0.0,"prev_day_close":793.099975585938},{"option":"SPX260417P06150000","bid":43.3,"bid_size":17.0,"ask":44.0,"ask_size":129.0,"iv":0.2567,"open_interest":5620.0,"volume":202.0,"delta":-0.123,"gamma":0.0003,"vega":5.6009,"theta":-1.2122,"rho":-1.3927,"theo":43.5516,"change":-4.02,"open":41.1,"high":41.1,"low":34.92,"tick":"no_change","last_trade_price":38.83,"last_trade_time":"2026-02-18T15:49:27","percent_change":-9.38156,"prev_day_close":39.75},{"option":"SPX260417C06160000","bid":763.1,"bid_size":3.0,"ask":769.7,"ask_size":3.0,"iv":0.2553,"open_interest":0.0,"volume":0.0,"delta":0.8748,"gamma":0.0003,"vega":5.6721,"theta":-0.9465,"rho":8.3073,"theo":766.431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.849975585938},{"option":"SPX260417P06160000","bid":44.1,"bid_size":15.0,"ask":44.7,"ask_size":81.0,"iv":0.2555,"open_interest":238.0,"volume":3.0,"delta":-0.1253,"gamma":0.0003,"vega":5.6721,"theta":-1.222,"rho":-1.4186,"theo":44.3249,"change":-7.75,"open":35.8,"high":35.9,"low":35.8,"tick":"no_change","last_trade_price":35.9,"last_trade_time":"2026-02-18T11:36:49","percent_change":-17.7549,"prev_day_close":40.4500007629394},{"option":"SPX260417C06170000","bid":753.9,"bid_size":3.0,"ask":760.8,"ask_size":5.0,"iv":0.2542,"open_interest":0.0,"volume":0.0,"delta":0.8725,"gamma":0.0003,"vega":5.7441,"theta":-0.9601,"rho":8.2966,"theo":757.2863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":774.700012207031},{"option":"SPX260417P06170000","bid":44.8,"bid_size":15.0,"ask":45.5,"ask_size":99.0,"iv":0.2543,"open_interest":64.0,"volume":35.0,"delta":-0.1276,"gamma":0.0003,"vega":5.7441,"theta":-1.2318,"rho":-1.4451,"theo":45.1138,"change":-7.2,"open":42.5,"high":42.5,"low":37.11,"tick":"up","last_trade_price":37.2,"last_trade_time":"2026-02-18T13:24:43","percent_change":-16.2162,"prev_day_close":41.2000007629394},{"option":"SPX260417C06175000","bid":749.7,"bid_size":3.0,"ask":756.4,"ask_size":3.0,"iv":0.2541,"open_interest":171.0,"volume":8.0,"delta":0.8713,"gamma":0.0003,"vega":5.7803,"theta":-0.9668,"rho":8.2911,"theo":752.7199,"change":45.12,"open":789.45,"high":792.32,"low":785.19,"tick":"up","last_trade_price":792.32,"last_trade_time":"2026-02-18T10:41:58","percent_change":6.03854,"prev_day_close":770.100006103516},{"option":"SPX260417P06175000","bid":45.3,"bid_size":14.0,"ask":45.9,"ask_size":126.0,"iv":0.2537,"open_interest":1119.0,"volume":43.0,"delta":-0.1287,"gamma":0.0003,"vega":5.7803,"theta":-1.2367,"rho":-1.4585,"theo":45.5142,"change":-0.63,"open":37.65,"high":44.17,"low":36.43,"tick":"no_change","last_trade_price":44.17,"last_trade_time":"2026-02-18T14:57:41","percent_change":-1.40625,"prev_day_close":41.5499992370606},{"option":"SPX260417C06180000","bid":744.8,"bid_size":3.0,"ask":751.4,"ask_size":3.0,"iv":0.2528,"open_interest":1.0,"volume":0.0,"delta":0.8701,"gamma":0.0003,"vega":5.8166,"theta":-0.9736,"rho":8.2853,"theo":748.1575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":749.97,"last_trade_time":"2026-02-12T13:20:32","percent_change":0.0,"prev_day_close":765.5},{"option":"SPX260417P06180000","bid":45.7,"bid_size":9.0,"ask":46.3,"ask_size":78.0,"iv":0.253,"open_interest":255.0,"volume":0.0,"delta":-0.1299,"gamma":0.0003,"vega":5.8166,"theta":-1.2416,"rho":-1.4721,"theo":45.9186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.8,"last_trade_time":"2026-02-17T16:07:37","percent_change":0.0,"prev_day_close":41.9500007629394},{"option":"SPX260417C06190000","bid":735.7,"bid_size":3.0,"ask":742.3,"ask_size":3.0,"iv":0.2516,"open_interest":1.0,"volume":0.0,"delta":0.8678,"gamma":0.0003,"vega":5.8895,"theta":-0.9872,"rho":8.2735,"theo":739.045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":727.87,"last_trade_time":"2026-02-05T13:06:47","percent_change":0.0,"prev_day_close":756.25},{"option":"SPX260417P06190000","bid":46.5,"bid_size":14.0,"ask":47.2,"ask_size":108.0,"iv":0.2519,"open_interest":363.0,"volume":22.0,"delta":-0.1323,"gamma":0.0003,"vega":5.8895,"theta":-1.2514,"rho":-1.4997,"theo":46.7397,"change":-7.95,"open":38.3,"high":38.5,"low":37.7,"tick":"up","last_trade_price":38.1,"last_trade_time":"2026-02-18T11:39:24","percent_change":-17.2638,"prev_day_close":42.6500015258789},{"option":"SPX260417C06200000","bid":727.3,"bid_size":3.0,"ask":732.9,"ask_size":3.0,"iv":0.2507,"open_interest":800.0,"volume":0.0,"delta":0.8653,"gamma":0.0003,"vega":5.9628,"theta":-1.0008,"rho":8.2612,"theo":729.949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":718.74,"last_trade_time":"2026-02-12T15:58:08","percent_change":0.0,"prev_day_close":747.099975585938},{"option":"SPX260417P06200000","bid":47.3,"bid_size":14.0,"ask":48.0,"ask_size":122.0,"iv":0.2506,"open_interest":9399.0,"volume":612.0,"delta":-0.1347,"gamma":0.0003,"vega":5.9628,"theta":-1.2611,"rho":-1.5278,"theo":47.5773,"change":-4.42,"open":45.7,"high":46.17,"low":37.45,"tick":"down","last_trade_price":42.48,"last_trade_time":"2026-02-18T15:48:53","percent_change":-9.42431,"prev_day_close":43.4500007629394},{"option":"SPX260417C06210000","bid":717.8,"bid_size":3.0,"ask":723.8,"ask_size":3.0,"iv":0.2492,"open_interest":0.0,"volume":0.0,"delta":0.8628,"gamma":0.0003,"vega":6.0364,"theta":-1.0143,"rho":8.2484,"theo":720.8699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":738.0},{"option":"SPX260417P06210000","bid":48.1,"bid_size":14.0,"ask":48.8,"ask_size":72.0,"iv":0.2494,"open_interest":609.0,"volume":15.0,"delta":-0.1372,"gamma":0.0003,"vega":6.0364,"theta":-1.2709,"rho":-1.5564,"theo":48.4317,"change":-8.55,"open":40.2,"high":40.2,"low":39.1,"tick":"no_change","last_trade_price":39.2,"last_trade_time":"2026-02-18T11:42:16","percent_change":-17.9058,"prev_day_close":44.25},{"option":"SPX260417C06220000","bid":708.5,"bid_size":3.0,"ask":714.9,"ask_size":3.0,"iv":0.2476,"open_interest":0.0,"volume":0.0,"delta":0.8603,"gamma":0.0003,"vega":6.1102,"theta":-1.0278,"rho":8.2352,"theo":711.8078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.799987792969},{"option":"SPX260417P06220000","bid":49.0,"bid_size":14.0,"ask":49.7,"ask_size":72.0,"iv":0.2482,"open_interest":830.0,"volume":0.0,"delta":-0.1397,"gamma":0.0003,"vega":6.1102,"theta":-1.2806,"rho":-1.5854,"theo":49.3033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":49.1,"last_trade_time":"2026-02-17T16:10:03","percent_change":0.0,"prev_day_close":45.0499992370606},{"option":"SPX260417C06225000","bid":704.2,"bid_size":3.0,"ask":710.1,"ask_size":3.0,"iv":0.2472,"open_interest":38.0,"volume":0.0,"delta":0.859,"gamma":0.0003,"vega":6.1473,"theta":-1.0346,"rho":8.2284,"theo":707.2832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":783.62,"last_trade_time":"2026-02-11T11:08:59","percent_change":0.0,"prev_day_close":724.299987792969},{"option":"SPX260417P06225000","bid":49.5,"bid_size":14.0,"ask":50.2,"ask_size":117.0,"iv":0.2476,"open_interest":2145.0,"volume":0.0,"delta":-0.141,"gamma":0.0003,"vega":6.1473,"theta":-1.2855,"rho":-1.6,"theo":49.7455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.6,"last_trade_time":"2026-02-17T16:07:37","percent_change":0.0,"prev_day_close":45.4500007629394},{"option":"SPX260417C06230000","bid":699.7,"bid_size":3.0,"ask":705.7,"ask_size":3.0,"iv":0.2467,"open_interest":0.0,"volume":0.0,"delta":0.8577,"gamma":0.0003,"vega":6.1844,"theta":-1.0414,"rho":8.2216,"theo":702.763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.700012207031},{"option":"SPX260417P06230000","bid":49.9,"bid_size":14.0,"ask":50.6,"ask_size":71.0,"iv":0.2469,"open_interest":263.0,"volume":0.0,"delta":-0.1423,"gamma":0.0003,"vega":6.1844,"theta":-1.2903,"rho":-1.6147,"theo":50.1921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.5,"last_trade_time":"2026-02-17T16:00:08","percent_change":0.0,"prev_day_close":45.8499984741211},{"option":"SPX260417C06240000","bid":690.5,"bid_size":3.0,"ask":696.9,"ask_size":3.0,"iv":0.2456,"open_interest":0.0,"volume":0.0,"delta":0.8551,"gamma":0.0003,"vega":6.259,"theta":-1.0548,"rho":8.2075,"theo":693.7357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":710.75},{"option":"SPX260417P06240000","bid":50.8,"bid_size":14.0,"ask":51.5,"ask_size":69.0,"iv":0.2457,"open_interest":241.0,"volume":4.0,"delta":-0.145,"gamma":0.0003,"vega":6.259,"theta":-1.3,"rho":-1.6446,"theo":51.0984,"change":-8.18,"open":48.5,"high":48.5,"low":42.17,"tick":"down","last_trade_price":42.17,"last_trade_time":"2026-02-18T11:27:44","percent_change":-16.2463,"prev_day_close":46.75},{"option":"SPX260417C06250000","bid":682.2,"bid_size":3.0,"ask":687.8,"ask_size":3.0,"iv":0.2448,"open_interest":471.0,"volume":1.0,"delta":0.8524,"gamma":0.0004,"vega":6.3341,"theta":-1.0683,"rho":8.193,"theo":684.7262,"change":23.13,"open":702.33,"high":702.33,"low":702.33,"tick":"up","last_trade_price":702.33,"last_trade_time":"2026-02-18T14:35:33","percent_change":3.40548,"prev_day_close":701.5},{"option":"SPX260417P06250000","bid":51.8,"bid_size":14.0,"ask":52.5,"ask_size":111.0,"iv":0.2446,"open_interest":10466.0,"volume":642.0,"delta":-0.1476,"gamma":0.0004,"vega":6.3341,"theta":-1.3097,"rho":-1.6748,"theo":52.0224,"change":-3.87,"open":50.67,"high":50.67,"low":41.05,"tick":"up","last_trade_price":47.48,"last_trade_time":"2026-02-18T16:00:47","percent_change":-7.53651,"prev_day_close":47.5499992370606},{"option":"SPX260417C06260000","bid":672.7,"bid_size":3.0,"ask":678.6,"ask_size":3.0,"iv":0.2431,"open_interest":0.0,"volume":0.0,"delta":0.8497,"gamma":0.0004,"vega":6.4098,"theta":-1.0817,"rho":8.178,"theo":675.7347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":692.450012207031},{"option":"SPX260417P06260000","bid":52.7,"bid_size":14.0,"ask":53.4,"ask_size":65.0,"iv":0.2433,"open_interest":318.0,"volume":7.0,"delta":-0.1504,"gamma":0.0004,"vega":6.4098,"theta":-1.3193,"rho":-1.7056,"theo":52.9646,"change":-9.5,"open":43.5,"high":43.7,"low":42.8,"tick":"down","last_trade_price":42.8,"last_trade_time":"2026-02-18T11:32:44","percent_change":-18.1644,"prev_day_close":48.4500007629394},{"option":"SPX260417C06270000","bid":663.6,"bid_size":3.0,"ask":669.9,"ask_size":3.0,"iv":0.242,"open_interest":0.0,"volume":0.0,"delta":0.8469,"gamma":0.0004,"vega":6.4864,"theta":-1.095,"rho":8.1624,"theo":666.7616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":683.300018310547},{"option":"SPX260417P06270000","bid":53.6,"bid_size":14.0,"ask":54.4,"ask_size":80.0,"iv":0.2421,"open_interest":491.0,"volume":1.0,"delta":-0.1532,"gamma":0.0004,"vega":6.4864,"theta":-1.3288,"rho":-1.737,"theo":53.9251,"change":-5.88,"open":47.42,"high":47.42,"low":47.42,"tick":"down","last_trade_price":47.42,"last_trade_time":"2026-02-18T14:10:07","percent_change":-11.0319,"prev_day_close":49.3499984741211},{"option":"SPX260417C06275000","bid":659.1,"bid_size":3.0,"ask":665.4,"ask_size":3.0,"iv":0.2413,"open_interest":207.0,"volume":0.0,"delta":0.8454,"gamma":0.0004,"vega":6.5251,"theta":-1.1017,"rho":8.1544,"theo":662.2821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":636.09,"last_trade_time":"2026-02-17T11:06:20","percent_change":0.0,"prev_day_close":678.950012207031},{"option":"SPX260417P06275000","bid":54.1,"bid_size":32.0,"ask":54.9,"ask_size":107.0,"iv":0.2415,"open_interest":1591.0,"volume":1.0,"delta":-0.1546,"gamma":0.0004,"vega":6.5251,"theta":-1.3336,"rho":-1.7529,"theo":54.4123,"change":-8.27,"open":45.43,"high":45.43,"low":45.43,"tick":"down","last_trade_price":45.43,"last_trade_time":"2026-02-18T10:06:46","percent_change":-15.4004,"prev_day_close":49.7999992370606},{"option":"SPX260417C06280000","bid":654.6,"bid_size":3.0,"ask":661.4,"ask_size":3.0,"iv":0.2411,"open_interest":7.0,"volume":6.0,"delta":0.844,"gamma":0.0004,"vega":6.5639,"theta":-1.1083,"rho":8.1461,"theo":657.8073,"change":45.37,"open":697.12,"high":697.12,"low":697.12,"tick":"up","last_trade_price":697.12,"last_trade_time":"2026-02-18T12:05:51","percent_change":6.96126,"prev_day_close":674.5},{"option":"SPX260417P06280000","bid":54.6,"bid_size":32.0,"ask":55.4,"ask_size":117.0,"iv":0.2409,"open_interest":1142.0,"volume":3.0,"delta":-0.156,"gamma":0.0004,"vega":6.5639,"theta":-1.3384,"rho":-1.7691,"theo":54.9043,"change":-5.92,"open":44.6,"high":48.28,"low":44.12,"tick":"up","last_trade_price":48.28,"last_trade_time":"2026-02-18T14:10:07","percent_change":-10.9225,"prev_day_close":50.25},{"option":"SPX260417C06290000","bid":645.7,"bid_size":3.0,"ask":652.3,"ask_size":5.0,"iv":0.2397,"open_interest":0.0,"volume":0.0,"delta":0.8411,"gamma":0.0004,"vega":6.6424,"theta":-1.1216,"rho":8.1291,"theo":648.8722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":665.450012207031},{"option":"SPX260417P06290000","bid":55.6,"bid_size":14.0,"ask":56.4,"ask_size":80.0,"iv":0.2397,"open_interest":809.0,"volume":1.0,"delta":-0.1589,"gamma":0.0004,"vega":6.6424,"theta":-1.3478,"rho":-1.8019,"theo":55.9029,"change":-8.22,"open":47.08,"high":47.08,"low":47.08,"tick":"down","last_trade_price":47.08,"last_trade_time":"2026-02-18T10:25:53","percent_change":-14.8644,"prev_day_close":51.1500015258789},{"option":"SPX260417C06300000","bid":637.5,"bid_size":22.0,"ask":642.9,"ask_size":22.0,"iv":0.2387,"open_interest":1152.0,"volume":6.0,"delta":0.8382,"gamma":0.0004,"vega":6.7217,"theta":-1.1348,"rho":8.1112,"theo":639.9569,"change":44.14,"open":678.59,"high":678.59,"low":678.59,"tick":"up","last_trade_price":678.59,"last_trade_time":"2026-02-18T12:05:51","percent_change":6.9572,"prev_day_close":656.399993896484},{"option":"SPX260417P06300000","bid":56.7,"bid_size":14.0,"ask":57.4,"ask_size":94.0,"iv":0.2385,"open_interest":13469.0,"volume":192.0,"delta":-0.1619,"gamma":0.0004,"vega":6.7217,"theta":-1.3572,"rho":-1.8355,"theo":56.9212,"change":-4.27,"open":55.3,"high":55.3,"low":45.1,"tick":"up","last_trade_price":52.03,"last_trade_time":"2026-02-18T16:00:47","percent_change":-7.58437,"prev_day_close":52.1000003814697},{"option":"SPX260417C06310000","bid":628.0,"bid_size":3.0,"ask":634.4,"ask_size":3.0,"iv":0.2373,"open_interest":1.0,"volume":0.0,"delta":0.8352,"gamma":0.0004,"vega":6.8019,"theta":-1.1479,"rho":8.0925,"theo":631.0619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":667.75,"last_trade_time":"2025-11-17T11:42:37","percent_change":0.0,"prev_day_close":647.5},{"option":"SPX260417P06310000","bid":57.7,"bid_size":12.0,"ask":58.5,"ask_size":78.0,"iv":0.2373,"open_interest":225.0,"volume":20.0,"delta":-0.1649,"gamma":0.0004,"vega":6.8019,"theta":-1.3665,"rho":-1.87,"theo":57.9597,"change":-5.82,"open":51.43,"high":51.43,"low":51.43,"tick":"down","last_trade_price":51.43,"last_trade_time":"2026-02-18T14:24:25","percent_change":-10.1659,"prev_day_close":53.0500011444092},{"option":"SPX260417C06320000","bid":619.1,"bid_size":3.0,"ask":625.6,"ask_size":3.0,"iv":0.2361,"open_interest":3.0,"volume":0.0,"delta":0.8321,"gamma":0.0004,"vega":6.8828,"theta":-1.1609,"rho":8.0729,"theo":622.1878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":593.19,"last_trade_time":"2025-12-17T15:12:08","percent_change":0.0,"prev_day_close":638.350006103516},{"option":"SPX260417P06320000","bid":58.7,"bid_size":12.0,"ask":59.5,"ask_size":60.0,"iv":0.2361,"open_interest":388.0,"volume":6.0,"delta":-0.1679,"gamma":0.0004,"vega":6.8828,"theta":-1.3758,"rho":-1.9054,"theo":59.0192,"change":1.28,"open":50.26,"high":55.9,"low":48.5,"tick":"up","last_trade_price":55.9,"last_trade_time":"2026-02-18T14:36:19","percent_change":2.36818,"prev_day_close":54.0500011444092},{"option":"SPX260417C06325000","bid":614.7,"bid_size":3.0,"ask":621.3,"ask_size":3.0,"iv":0.2356,"open_interest":123.0,"volume":0.0,"delta":0.8305,"gamma":0.0004,"vega":6.9235,"theta":-1.1674,"rho":8.0628,"theo":617.7587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":665.66,"last_trade_time":"2026-02-06T12:24:18","percent_change":0.0,"prev_day_close":634.050018310547},{"option":"SPX260417P06325000","bid":59.3,"bid_size":27.0,"ask":60.1,"ask_size":104.0,"iv":0.2355,"open_interest":5965.0,"volume":118.0,"delta":-0.1695,"gamma":0.0004,"vega":6.9235,"theta":-1.3804,"rho":-1.9234,"theo":59.557,"change":-2.5,"open":49.81,"high":56.4,"low":49.74,"tick":"up","last_trade_price":56.4,"last_trade_time":"2026-02-18T14:36:19","percent_change":-4.24448,"prev_day_close":54.5500011444092},{"option":"SPX260417C06330000","bid":610.6,"bid_size":3.0,"ask":616.4,"ask_size":3.0,"iv":0.2346,"open_interest":1.0,"volume":0.0,"delta":0.829,"gamma":0.0004,"vega":6.9642,"theta":-1.1738,"rho":8.0524,"theo":613.3351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":718.59,"last_trade_time":"2026-01-26T11:52:06","percent_change":0.0,"prev_day_close":629.400024414062},{"option":"SPX260417P06330000","bid":59.8,"bid_size":12.0,"ask":60.6,"ask_size":59.0,"iv":0.2349,"open_interest":660.0,"volume":0.0,"delta":-0.1711,"gamma":0.0004,"vega":6.9642,"theta":-1.3849,"rho":-1.9416,"theo":60.1002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":60.3,"last_trade_time":"2026-02-17T15:47:59","percent_change":0.0,"prev_day_close":55.0500011444092},{"option":"SPX260417C06340000","bid":601.5,"bid_size":3.0,"ask":607.8,"ask_size":3.0,"iv":0.2336,"open_interest":3.0,"volume":4.0,"delta":0.8258,"gamma":0.0004,"vega":7.0459,"theta":-1.1867,"rho":8.0312,"theo":604.5044,"change":44.83,"open":641.81,"high":643.93,"low":641.81,"tick":"up","last_trade_price":643.93,"last_trade_time":"2026-02-18T10:57:45","percent_change":7.48289,"prev_day_close":620.599975585938},{"option":"SPX260417P06340000","bid":60.9,"bid_size":12.0,"ask":61.7,"ask_size":59.0,"iv":0.2336,"open_interest":291.0,"volume":14.0,"delta":-0.1743,"gamma":0.0004,"vega":7.0459,"theta":-1.394,"rho":-1.9786,"theo":61.2031,"change":-11.12,"open":50.61,"high":50.83,"low":49.43,"tick":"down","last_trade_price":49.43,"last_trade_time":"2026-02-18T10:57:45","percent_change":-18.365,"prev_day_close":56.1000003814697},{"option":"SPX260417C06350000","bid":593.3,"bid_size":3.0,"ask":598.5,"ask_size":3.0,"iv":0.2325,"open_interest":315.0,"volume":0.0,"delta":0.8225,"gamma":0.0004,"vega":7.1277,"theta":-1.1995,"rho":8.0094,"theo":595.6962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":572.46,"last_trade_time":"2026-02-17T09:50:01","percent_change":0.0,"prev_day_close":611.850006103516},{"option":"SPX260417P06350000","bid":62.0,"bid_size":79.0,"ask":62.9,"ask_size":93.0,"iv":0.2324,"open_interest":11329.0,"volume":3950.0,"delta":-0.1775,"gamma":0.0004,"vega":7.1277,"theta":-1.403,"rho":-2.0162,"theo":62.3285,"change":1.33,"open":58.1,"high":58.95,"low":50.4,"tick":"no_change","last_trade_price":58.38,"last_trade_time":"2026-02-18T14:42:59","percent_change":2.32925,"prev_day_close":57.1000003814697},{"option":"SPX260417C06360000","bid":583.9,"bid_size":3.0,"ask":590.3,"ask_size":3.0,"iv":0.2312,"open_interest":4.0,"volume":0.0,"delta":0.8192,"gamma":0.0004,"vega":7.2095,"theta":-1.2122,"rho":7.9868,"theo":586.9109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":629.75,"last_trade_time":"2026-01-02T14:57:47","percent_change":0.0,"prev_day_close":602.899993896484},{"option":"SPX260417P06360000","bid":63.2,"bid_size":41.0,"ask":64.0,"ask_size":59.0,"iv":0.2311,"open_interest":1118.0,"volume":809.0,"delta":-0.1808,"gamma":0.0004,"vega":7.2095,"theta":-1.4119,"rho":-2.0546,"theo":63.4768,"change":-10.35,"open":59.5,"high":59.5,"low":52.4,"tick":"no_change","last_trade_price":52.5,"last_trade_time":"2026-02-18T11:31:15","percent_change":-16.4678,"prev_day_close":58.2000007629394},{"option":"SPX260417C06370000","bid":575.2,"bid_size":3.0,"ask":581.2,"ask_size":3.0,"iv":0.2298,"open_interest":1.0,"volume":0.0,"delta":0.8158,"gamma":0.0004,"vega":7.2913,"theta":-1.2247,"rho":7.9638,"theo":578.149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":665.29,"last_trade_time":"2026-01-29T10:11:06","percent_change":0.0,"prev_day_close":594.0},{"option":"SPX260417P06370000","bid":64.4,"bid_size":12.0,"ask":65.2,"ask_size":56.0,"iv":0.2299,"open_interest":291.0,"volume":24.0,"delta":-0.1842,"gamma":0.0004,"vega":7.2913,"theta":-1.4206,"rho":-2.0934,"theo":64.6484,"change":-8.1,"open":54.67,"high":55.9,"low":52.65,"tick":"up","last_trade_price":55.9,"last_trade_time":"2026-02-18T13:42:10","percent_change":-12.6562,"prev_day_close":59.2999992370606},{"option":"SPX260417C06375000","bid":570.8,"bid_size":3.0,"ask":576.8,"ask_size":3.0,"iv":0.2291,"open_interest":221.0,"volume":0.0,"delta":0.8141,"gamma":0.0004,"vega":7.3322,"theta":-1.231,"rho":7.952,"theo":573.7769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":649.19,"last_trade_time":"2025-12-08T14:17:22","percent_change":0.0,"prev_day_close":589.450012207031},{"option":"SPX260417P06375000","bid":65.0,"bid_size":41.0,"ask":65.8,"ask_size":63.0,"iv":0.2293,"open_interest":2445.0,"volume":12.0,"delta":-0.186,"gamma":0.0004,"vega":7.3322,"theta":-1.425,"rho":-2.113,"theo":65.2431,"change":-4.89,"open":54.7,"high":59.71,"low":53.83,"tick":"no_change","last_trade_price":59.71,"last_trade_time":"2026-02-18T16:00:34","percent_change":-7.56966,"prev_day_close":59.8500003814697},{"option":"SPX260417C06380000","bid":566.8,"bid_size":3.0,"ask":572.7,"ask_size":3.0,"iv":0.229,"open_interest":4.0,"volume":0.0,"delta":0.8124,"gamma":0.0004,"vega":7.373,"theta":-1.2372,"rho":7.9402,"theo":569.4107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":650.54,"last_trade_time":"2026-01-05T10:20:14","percent_change":0.0,"prev_day_close":585.200012207031},{"option":"SPX260417P06380000","bid":65.6,"bid_size":12.0,"ask":66.4,"ask_size":56.0,"iv":0.2287,"open_interest":150.0,"volume":3.0,"delta":-0.1877,"gamma":0.0004,"vega":7.373,"theta":-1.4293,"rho":-2.1328,"theo":65.8438,"change":-4.2,"open":55.12,"high":61.05,"low":55.12,"tick":"up","last_trade_price":61.05,"last_trade_time":"2026-02-18T15:41:21","percent_change":-6.43678,"prev_day_close":60.3999996185303},{"option":"SPX260417C06390000","bid":557.8,"bid_size":3.0,"ask":563.7,"ask_size":3.0,"iv":0.2273,"open_interest":6.0,"volume":1.0,"delta":0.8088,"gamma":0.0004,"vega":7.4549,"theta":-1.2495,"rho":7.916,"theo":560.6965,"change":43.18,"open":598.48,"high":598.48,"low":598.48,"tick":"down","last_trade_price":598.48,"last_trade_time":"2026-02-18T12:24:18","percent_change":7.77598,"prev_day_close":576.350006103516},{"option":"SPX260417P06390000","bid":66.8,"bid_size":62.0,"ask":67.7,"ask_size":100.0,"iv":0.2275,"open_interest":2094.0,"volume":9.0,"delta":-0.1912,"gamma":0.0004,"vega":7.4549,"theta":-1.4378,"rho":-2.1727,"theo":67.0632,"change":-4.65,"open":54.7,"high":61.9,"low":54.7,"tick":"up","last_trade_price":61.9,"last_trade_time":"2026-02-18T15:41:23","percent_change":-6.98723,"prev_day_close":61.6000003814697},{"option":"SPX260417C06395000","bid":553.5,"bid_size":3.0,"ask":559.4,"ask_size":3.0,"iv":0.2268,"open_interest":0.0,"volume":0.0,"delta":0.807,"gamma":0.0004,"vega":7.4959,"theta":-1.2556,"rho":7.9037,"theo":556.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":571.899993896484},{"option":"SPX260417P06395000","bid":67.4,"bid_size":32.0,"ask":68.5,"ask_size":59.0,"iv":0.227,"open_interest":213.0,"volume":0.0,"delta":-0.193,"gamma":0.0004,"vega":7.4959,"theta":-1.4421,"rho":-2.1929,"theo":67.682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":67.7,"last_trade_time":"2026-02-17T16:00:38","percent_change":0.0,"prev_day_close":62.1499996185303},{"option":"SPX260417C06400000","bid":549.8,"bid_size":22.0,"ask":554.5,"ask_size":22.0,"iv":0.2262,"open_interest":2368.0,"volume":2.0,"delta":0.8052,"gamma":0.0004,"vega":7.537,"theta":-1.2617,"rho":7.8912,"theo":552.0068,"change":8.0,"open":554.3,"high":554.3,"low":554.3,"tick":"up","last_trade_price":554.3,"last_trade_time":"2026-02-18T09:39:43","percent_change":1.4644,"prev_day_close":567.600006103516},{"option":"SPX260417P06400000","bid":68.1,"bid_size":8.0,"ask":68.9,"ask_size":72.0,"iv":0.2263,"open_interest":12906.0,"volume":255.0,"delta":-0.1948,"gamma":0.0004,"vega":7.537,"theta":-1.4463,"rho":-2.2132,"theo":68.3071,"change":0.59,"open":63.4,"high":66.42,"low":55.51,"tick":"down","last_trade_price":60.7,"last_trade_time":"2026-02-18T15:58:05","percent_change":0.940988,"prev_day_close":62.7000007629394},{"option":"SPX260417C06405000","bid":544.8,"bid_size":3.0,"ask":550.7,"ask_size":3.0,"iv":0.2255,"open_interest":2.0,"volume":0.0,"delta":0.8034,"gamma":0.0004,"vega":7.5782,"theta":-1.2678,"rho":7.8786,"theo":547.6713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":542.43,"last_trade_time":"2026-02-13T15:13:44","percent_change":0.0,"prev_day_close":563.25},{"option":"SPX260417P06405000","bid":68.7,"bid_size":12.0,"ask":69.8,"ask_size":61.0,"iv":0.2258,"open_interest":62.0,"volume":0.0,"delta":-0.1966,"gamma":0.0004,"vega":7.5782,"theta":-1.4504,"rho":-2.2338,"theo":68.9383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.7,"last_trade_time":"2026-02-17T09:52:36","percent_change":0.0,"prev_day_close":63.2999992370606},{"option":"SPX260417C06410000","bid":540.5,"bid_size":3.0,"ask":546.7,"ask_size":3.0,"iv":0.2251,"open_interest":12.0,"volume":0.0,"delta":0.8016,"gamma":0.0005,"vega":7.6195,"theta":-1.2738,"rho":7.8658,"theo":543.342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":585.58,"last_trade_time":"2026-01-20T10:49:22","percent_change":0.0,"prev_day_close":558.900024414062},{"option":"SPX260417P06410000","bid":69.3,"bid_size":32.0,"ask":70.2,"ask_size":53.0,"iv":0.225,"open_interest":248.0,"volume":5.0,"delta":-0.1985,"gamma":0.0005,"vega":7.6195,"theta":-1.4546,"rho":-2.2545,"theo":69.5759,"change":-11.6,"open":58.85,"high":58.85,"low":57.4,"tick":"down","last_trade_price":57.4,"last_trade_time":"2026-02-18T11:30:25","percent_change":-16.8116,"prev_day_close":63.8999977111816},{"option":"SPX260417C06415000","bid":536.2,"bid_size":3.0,"ask":541.8,"ask_size":3.0,"iv":0.2241,"open_interest":0.0,"volume":0.0,"delta":0.7997,"gamma":0.0005,"vega":7.661,"theta":-1.2798,"rho":7.8527,"theo":539.0192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.399993896484},{"option":"SPX260417P06415000","bid":70.0,"bid_size":12.0,"ask":71.0,"ask_size":52.0,"iv":0.2245,"open_interest":57.0,"volume":1.0,"delta":-0.2003,"gamma":0.0005,"vega":7.661,"theta":-1.4586,"rho":-2.2754,"theo":70.2199,"change":-3.34,"open":66.46,"high":66.46,"low":66.46,"tick":"down","last_trade_price":66.46,"last_trade_time":"2026-02-18T15:31:28","percent_change":-4.7851,"prev_day_close":64.5499992370606},{"option":"SPX260417C06420000","bid":532.2,"bid_size":3.0,"ask":538.1,"ask_size":3.0,"iv":0.2241,"open_interest":13.0,"volume":0.0,"delta":0.7978,"gamma":0.0005,"vega":7.7026,"theta":-1.2857,"rho":7.8394,"theo":534.7028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":632.05,"last_trade_time":"2026-02-09T15:54:59","percent_change":0.0,"prev_day_close":550.149993896484},{"option":"SPX260417P06420000","bid":70.6,"bid_size":32.0,"ask":71.5,"ask_size":53.0,"iv":0.2238,"open_interest":402.0,"volume":1.0,"delta":-0.2022,"gamma":0.0005,"vega":7.7026,"theta":-1.4627,"rho":-2.2966,"theo":70.8703,"change":-2.12,"open":68.18,"high":68.18,"low":68.18,"tick":"down","last_trade_price":68.18,"last_trade_time":"2026-02-18T09:40:17","percent_change":-3.01565,"prev_day_close":65.1000022888184},{"option":"SPX260417C06425000","bid":527.6,"bid_size":3.0,"ask":533.7,"ask_size":3.0,"iv":0.2232,"open_interest":929.0,"volume":0.0,"delta":0.796,"gamma":0.0005,"vega":7.7445,"theta":-1.2917,"rho":7.8259,"theo":530.393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":577.56,"last_trade_time":"2026-02-06T12:24:18","percent_change":0.0,"prev_day_close":545.799987792969},{"option":"SPX260417P06425000","bid":71.3,"bid_size":41.0,"ask":72.2,"ask_size":79.0,"iv":0.2232,"open_interest":3869.0,"volume":40.0,"delta":-0.2041,"gamma":0.0005,"vega":7.7445,"theta":-1.4667,"rho":-2.318,"theo":71.5273,"change":-1.95,"open":59.2,"high":69.7,"low":59.2,"tick":"up","last_trade_price":69.1,"last_trade_time":"2026-02-18T15:12:38","percent_change":-2.74454,"prev_day_close":65.75},{"option":"SPX260417C06430000","bid":523.3,"bid_size":3.0,"ask":529.4,"ask_size":3.0,"iv":0.2226,"open_interest":1.0,"volume":0.0,"delta":0.794,"gamma":0.0005,"vega":7.7865,"theta":-1.2975,"rho":7.8121,"theo":526.0899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":629.86,"last_trade_time":"2026-01-06T12:43:55","percent_change":0.0,"prev_day_close":541.5},{"option":"SPX260417P06430000","bid":72.0,"bid_size":8.0,"ask":72.8,"ask_size":53.0,"iv":0.2225,"open_interest":437.0,"volume":39.0,"delta":-0.206,"gamma":0.0005,"vega":7.7865,"theta":-1.4707,"rho":-2.3397,"theo":72.191,"change":-3.11,"open":69.53,"high":70.8,"low":68.26,"tick":"up","last_trade_price":68.59,"last_trade_time":"2026-02-18T15:33:01","percent_change":-4.33752,"prev_day_close":66.3499984741211},{"option":"SPX260417C06435000","bid":519.0,"bid_size":3.0,"ask":524.5,"ask_size":3.0,"iv":0.2216,"open_interest":0.0,"volume":0.0,"delta":0.7921,"gamma":0.0005,"vega":7.8287,"theta":-1.3034,"rho":7.7981,"theo":521.7935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.149993896484},{"option":"SPX260417P06435000","bid":72.6,"bid_size":32.0,"ask":73.7,"ask_size":42.0,"iv":0.2222,"open_interest":56.0,"volume":38.0,"delta":-0.2079,"gamma":0.0005,"vega":7.8287,"theta":-1.4746,"rho":-2.3616,"theo":72.8613,"change":-11.2,"open":68.9,"high":70.5,"low":60.9,"tick":"down","last_trade_price":61.2,"last_trade_time":"2026-02-18T10:07:27","percent_change":-15.4696,"prev_day_close":66.9500007629394},{"option":"SPX260417C06440000","bid":514.8,"bid_size":3.0,"ask":520.8,"ask_size":3.0,"iv":0.2214,"open_interest":3.0,"volume":1.0,"delta":0.7902,"gamma":0.0005,"vega":7.871,"theta":-1.3092,"rho":7.7837,"theo":517.5039,"change":21.85,"open":534.15,"high":534.15,"low":534.15,"tick":"down","last_trade_price":534.15,"last_trade_time":"2026-02-18T14:35:21","percent_change":4.26508,"prev_day_close":532.899993896484},{"option":"SPX260417P06440000","bid":73.3,"bid_size":31.0,"ask":74.2,"ask_size":42.0,"iv":0.2213,"open_interest":1660.0,"volume":109.0,"delta":-0.2099,"gamma":0.0005,"vega":7.871,"theta":-1.4786,"rho":-2.3838,"theo":73.5386,"change":-5.2,"open":67.1,"high":71.2,"low":67.1,"tick":"up","last_trade_price":67.9,"last_trade_time":"2026-02-18T15:45:12","percent_change":-7.11354,"prev_day_close":67.6000022888184},{"option":"SPX260417C06445000","bid":510.5,"bid_size":3.0,"ask":516.0,"ask_size":3.0,"iv":0.2204,"open_interest":0.0,"volume":0.0,"delta":0.7882,"gamma":0.0005,"vega":7.9135,"theta":-1.3149,"rho":7.7691,"theo":513.2214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.399993896484},{"option":"SPX260417P06445000","bid":74.0,"bid_size":31.0,"ask":75.1,"ask_size":52.0,"iv":0.2209,"open_interest":125.0,"volume":4.0,"delta":-0.2118,"gamma":0.0005,"vega":7.9135,"theta":-1.4824,"rho":-2.4064,"theo":74.2228,"change":-6.28,"open":67.47,"high":67.47,"low":67.47,"tick":"down","last_trade_price":67.47,"last_trade_time":"2026-02-18T09:56:38","percent_change":-8.51525,"prev_day_close":68.25},{"option":"SPX260417C06450000","bid":506.8,"bid_size":3.0,"ask":511.7,"ask_size":3.0,"iv":0.2202,"open_interest":295.0,"volume":0.0,"delta":0.7862,"gamma":0.0005,"vega":7.9562,"theta":-1.3206,"rho":7.7542,"theo":508.9459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":514.99,"last_trade_time":"2026-02-17T14:24:38","percent_change":0.0,"prev_day_close":524.150024414062},{"option":"SPX260417P06450000","bid":74.7,"bid_size":31.0,"ask":75.6,"ask_size":75.0,"iv":0.2201,"open_interest":6238.0,"volume":55.0,"delta":-0.2138,"gamma":0.0005,"vega":7.9562,"theta":-1.4862,"rho":-2.4292,"theo":74.9141,"change":-6.4,"open":72.97,"high":72.97,"low":61.4,"tick":"up","last_trade_price":68.0,"last_trade_time":"2026-02-18T16:00:04","percent_change":-8.60215,"prev_day_close":68.8999977111816},{"option":"SPX260417C06455000","bid":502.0,"bid_size":3.0,"ask":507.5,"ask_size":3.0,"iv":0.2192,"open_interest":4.0,"volume":0.0,"delta":0.7842,"gamma":0.0005,"vega":7.9989,"theta":-1.3263,"rho":7.7389,"theo":504.6776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":493.58,"last_trade_time":"2026-02-17T15:58:26","percent_change":0.0,"prev_day_close":519.850006103516},{"option":"SPX260417P06455000","bid":75.4,"bid_size":31.0,"ask":76.5,"ask_size":52.0,"iv":0.2197,"open_interest":105.0,"volume":0.0,"delta":-0.2158,"gamma":0.0005,"vega":7.9989,"theta":-1.49,"rho":-2.4523,"theo":75.6126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":76.53,"last_trade_time":"2026-02-17T15:58:26","percent_change":0.0,"prev_day_close":69.5499992370606},{"option":"SPX260417C06460000","bid":497.7,"bid_size":3.0,"ask":503.9,"ask_size":3.0,"iv":0.219,"open_interest":5.0,"volume":1.0,"delta":0.7822,"gamma":0.0005,"vega":8.0417,"theta":-1.3319,"rho":7.7234,"theo":500.4166,"change":20.84,"open":515.84,"high":515.84,"low":515.84,"tick":"up","last_trade_price":515.84,"last_trade_time":"2026-02-18T15:43:50","percent_change":4.2101,"prev_day_close":515.549987792969},{"option":"SPX260417P06460000","bid":76.1,"bid_size":31.0,"ask":77.0,"ask_size":39.0,"iv":0.2188,"open_interest":751.0,"volume":79.0,"delta":-0.2179,"gamma":0.0005,"vega":8.0417,"theta":-1.4937,"rho":-2.4757,"theo":76.3184,"change":-3.05,"open":63.5,"high":73.1,"low":63.5,"tick":"up","last_trade_price":72.9,"last_trade_time":"2026-02-18T14:54:58","percent_change":-4.0158,"prev_day_close":70.25},{"option":"SPX260417C06465000","bid":493.5,"bid_size":3.0,"ask":498.9,"ask_size":3.0,"iv":0.2179,"open_interest":0.0,"volume":0.0,"delta":0.7801,"gamma":0.0005,"vega":8.0846,"theta":-1.3375,"rho":7.7076,"theo":496.163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.25},{"option":"SPX260417P06465000","bid":76.8,"bid_size":39.0,"ask":77.9,"ask_size":52.0,"iv":0.2183,"open_interest":138.0,"volume":0.0,"delta":-0.2199,"gamma":0.0005,"vega":8.0846,"theta":-1.4974,"rho":-2.4994,"theo":77.0317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":76.7,"last_trade_time":"2026-02-17T16:00:08","percent_change":0.0,"prev_day_close":70.9000015258789},{"option":"SPX260417C06470000","bid":489.3,"bid_size":3.0,"ask":495.2,"ask_size":3.0,"iv":0.2177,"open_interest":36.0,"volume":0.0,"delta":0.7781,"gamma":0.0005,"vega":8.1274,"theta":-1.343,"rho":7.6915,"theo":491.917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":468.97,"last_trade_time":"2025-11-18T10:21:49","percent_change":0.0,"prev_day_close":506.949996948242},{"option":"SPX260417P06470000","bid":77.5,"bid_size":56.0,"ask":78.5,"ask_size":51.0,"iv":0.2176,"open_interest":481.0,"volume":41.0,"delta":-0.222,"gamma":0.0005,"vega":8.1274,"theta":-1.501,"rho":-2.5233,"theo":77.7524,"change":-2.82,"open":67.61,"high":74.53,"low":64.71,"tick":"up","last_trade_price":74.53,"last_trade_time":"2026-02-18T14:53:26","percent_change":-3.64577,"prev_day_close":71.5499992370606},{"option":"SPX260417C06475000","bid":485.1,"bid_size":3.0,"ask":491.0,"ask_size":6.0,"iv":0.2171,"open_interest":189.0,"volume":0.0,"delta":0.776,"gamma":0.0005,"vega":8.1703,"theta":-1.3485,"rho":7.6752,"theo":487.6785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":471.4,"last_trade_time":"2026-02-13T15:34:12","percent_change":0.0,"prev_day_close":502.599990844727},{"option":"SPX260417P06475000","bid":78.3,"bid_size":30.0,"ask":79.2,"ask_size":69.0,"iv":0.217,"open_interest":3598.0,"volume":43.0,"delta":-0.2241,"gamma":0.0005,"vega":8.1703,"theta":-1.5046,"rho":-2.5476,"theo":78.4808,"change":-12.75,"open":66.07,"high":66.07,"low":64.3,"tick":"no_change","last_trade_price":65.35,"last_trade_time":"2026-02-18T12:43:14","percent_change":-16.3252,"prev_day_close":72.2999992370606},{"option":"SPX260417C06480000","bid":480.8,"bid_size":3.0,"ask":486.7,"ask_size":3.0,"iv":0.2164,"open_interest":8.0,"volume":0.0,"delta":0.7739,"gamma":0.0005,"vega":8.2131,"theta":-1.3539,"rho":7.6587,"theo":483.4478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":465.41,"last_trade_time":"2026-02-13T15:36:36","percent_change":0.0,"prev_day_close":498.300003051758},{"option":"SPX260417P06480000","bid":79.0,"bid_size":45.0,"ask":80.0,"ask_size":57.0,"iv":0.2164,"open_interest":867.0,"volume":53.0,"delta":-0.2262,"gamma":0.0005,"vega":8.2131,"theta":-1.5082,"rho":-2.572,"theo":79.2169,"change":-2.92,"open":67.47,"high":75.98,"low":63.6,"tick":"up","last_trade_price":75.98,"last_trade_time":"2026-02-18T14:53:26","percent_change":-3.70089,"prev_day_close":72.9500007629394},{"option":"SPX260417C06485000","bid":476.6,"bid_size":3.0,"ask":482.0,"ask_size":3.0,"iv":0.2155,"open_interest":2.0,"volume":5.0,"delta":0.7717,"gamma":0.0005,"vega":8.2557,"theta":-1.3593,"rho":7.6419,"theo":479.2249,"change":26.87,"open":510.36,"high":515.59,"low":500.97,"tick":"down","last_trade_price":500.97,"last_trade_time":"2026-02-18T13:52:05","percent_change":5.66758,"prev_day_close":494.050003051758},{"option":"SPX260417P06485000","bid":79.7,"bid_size":39.0,"ask":80.9,"ask_size":54.0,"iv":0.2159,"open_interest":511.0,"volume":47.0,"delta":-0.2283,"gamma":0.0005,"vega":8.2557,"theta":-1.5116,"rho":-2.5967,"theo":79.9608,"change":-7.93,"open":66.46,"high":71.62,"low":64.5,"tick":"up","last_trade_price":71.62,"last_trade_time":"2026-02-18T14:22:57","percent_change":-9.96857,"prev_day_close":73.6500015258789},{"option":"SPX260417C06490000","bid":472.7,"bid_size":3.0,"ask":478.4,"ask_size":3.0,"iv":0.2154,"open_interest":1.0,"volume":0.0,"delta":0.7696,"gamma":0.0005,"vega":8.2983,"theta":-1.3646,"rho":7.6249,"theo":475.01,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":559.41,"last_trade_time":"2025-12-01T10:12:24","percent_change":0.0,"prev_day_close":489.800003051758},{"option":"SPX260417P06490000","bid":80.5,"bid_size":65.0,"ask":81.5,"ask_size":80.0,"iv":0.2151,"open_interest":1450.0,"volume":43.0,"delta":-0.2304,"gamma":0.0005,"vega":8.2983,"theta":-1.5151,"rho":-2.6216,"theo":80.7126,"change":-12.74,"open":68.35,"high":68.35,"low":66.3,"tick":"down","last_trade_price":67.66,"last_trade_time":"2026-02-18T12:35:15","percent_change":-15.8458,"prev_day_close":74.3499984741211},{"option":"SPX260417C06495000","bid":468.2,"bid_size":3.0,"ask":473.6,"ask_size":3.0,"iv":0.2142,"open_interest":0.0,"volume":0.0,"delta":0.7674,"gamma":0.0005,"vega":8.3407,"theta":-1.3699,"rho":7.6077,"theo":470.803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.600006103516},{"option":"SPX260417P06495000","bid":81.3,"bid_size":29.0,"ask":82.4,"ask_size":53.0,"iv":0.2146,"open_interest":219.0,"volume":0.0,"delta":-0.2326,"gamma":0.0005,"vega":8.3407,"theta":-1.5184,"rho":-2.6466,"theo":81.4724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.0,"last_trade_time":"2026-02-17T15:49:00","percent_change":0.0,"prev_day_close":75.0499992370606},{"option":"SPX260417C06500000","bid":464.6,"bid_size":22.0,"ask":469.3,"ask_size":22.0,"iv":0.2139,"open_interest":1474.0,"volume":3.0,"delta":0.7652,"gamma":0.0005,"vega":8.383,"theta":-1.3751,"rho":7.5903,"theo":466.604,"change":23.3,"open":490.55,"high":492.4,"low":484.5,"tick":"down","last_trade_price":484.5,"last_trade_time":"2026-02-18T16:04:27","percent_change":5.05204,"prev_day_close":481.350006103516},{"option":"SPX260417P06500000","bid":82.0,"bid_size":85.0,"ask":83.0,"ask_size":70.0,"iv":0.2139,"open_interest":22132.0,"volume":3886.0,"delta":-0.2348,"gamma":0.0005,"vega":8.383,"theta":-1.5218,"rho":-2.6719,"theo":82.2403,"change":-6.55,"open":79.1,"high":80.35,"low":66.21,"tick":"up","last_trade_price":75.45,"last_trade_time":"2026-02-18T16:04:27","percent_change":-7.9878,"prev_day_close":75.75},{"option":"SPX260417C06505000","bid":459.9,"bid_size":3.0,"ask":465.2,"ask_size":3.0,"iv":0.213,"open_interest":1.0,"volume":0.0,"delta":0.763,"gamma":0.0005,"vega":8.4251,"theta":-1.3803,"rho":7.5728,"theo":462.4132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":444.94,"last_trade_time":"2026-02-17T12:33:05","percent_change":0.0,"prev_day_close":477.0},{"option":"SPX260417P06505000","bid":82.8,"bid_size":38.0,"ask":84.0,"ask_size":53.0,"iv":0.2133,"open_interest":249.0,"volume":5.0,"delta":-0.237,"gamma":0.0005,"vega":8.4251,"theta":-1.525,"rho":-2.6973,"theo":83.0163,"change":-5.85,"open":68.93,"high":76.9,"low":68.93,"tick":"up","last_trade_price":76.9,"last_trade_time":"2026-02-18T14:34:04","percent_change":-7.06949,"prev_day_close":76.5},{"option":"SPX260417C06510000","bid":456.0,"bid_size":28.0,"ask":461.2,"ask_size":3.0,"iv":0.2125,"open_interest":18.0,"volume":0.0,"delta":0.7608,"gamma":0.0005,"vega":8.4671,"theta":-1.3854,"rho":7.5551,"theo":458.2306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":445.1,"last_trade_time":"2026-02-17T13:22:38","percent_change":0.0,"prev_day_close":472.75},{"option":"SPX260417P06510000","bid":83.6,"bid_size":57.0,"ask":84.6,"ask_size":72.0,"iv":0.2126,"open_interest":1055.0,"volume":1.0,"delta":-0.2393,"gamma":0.0005,"vega":8.4671,"theta":-1.5282,"rho":-2.7229,"theo":83.8004,"change":-6.95,"open":76.6,"high":76.6,"low":76.6,"tick":"down","last_trade_price":76.6,"last_trade_time":"2026-02-18T15:59:58","percent_change":-8.31837,"prev_day_close":77.25},{"option":"SPX260417C06515000","bid":451.5,"bid_size":3.0,"ask":456.8,"ask_size":3.0,"iv":0.2117,"open_interest":0.0,"volume":0.0,"delta":0.7585,"gamma":0.0005,"vega":8.509,"theta":-1.3904,"rho":7.5372,"theo":454.0562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.600006103516},{"option":"SPX260417P06515000","bid":84.4,"bid_size":38.0,"ask":85.5,"ask_size":47.0,"iv":0.212,"open_interest":473.0,"volume":37.0,"delta":-0.2415,"gamma":0.0005,"vega":8.509,"theta":-1.5314,"rho":-2.7486,"theo":84.5929,"change":-5.9,"open":70.6,"high":78.6,"low":70.33,"tick":"no_change","last_trade_price":78.4,"last_trade_time":"2026-02-18T14:34:44","percent_change":-6.99882,"prev_day_close":78.0},{"option":"SPX260417C06520000","bid":447.4,"bid_size":3.0,"ask":453.3,"ask_size":3.0,"iv":0.2115,"open_interest":2.0,"volume":2.0,"delta":0.7562,"gamma":0.0006,"vega":8.5507,"theta":-1.3954,"rho":7.5192,"theo":449.8902,"change":30.76,"open":471.37,"high":475.16,"low":471.37,"tick":"up","last_trade_price":475.16,"last_trade_time":"2026-02-18T14:05:50","percent_change":6.92169,"prev_day_close":464.350006103516},{"option":"SPX260417P06520000","bid":85.2,"bid_size":38.0,"ask":86.2,"ask_size":48.0,"iv":0.2113,"open_interest":761.0,"volume":9.0,"delta":-0.2438,"gamma":0.0006,"vega":8.5507,"theta":-1.5345,"rho":-2.7746,"theo":85.3936,"change":-8.95,"open":71.06,"high":76.4,"low":71.06,"tick":"down","last_trade_price":76.2,"last_trade_time":"2026-02-18T15:58:04","percent_change":-10.5109,"prev_day_close":78.75},{"option":"SPX260417C06525000","bid":443.5,"bid_size":28.0,"ask":449.0,"ask_size":3.0,"iv":0.2109,"open_interest":182.0,"volume":0.0,"delta":0.7539,"gamma":0.0006,"vega":8.5924,"theta":-1.4004,"rho":7.501,"theo":445.7325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":566.56,"last_trade_time":"2026-01-28T13:19:28","percent_change":0.0,"prev_day_close":460.149993896484},{"option":"SPX260417P06525000","bid":86.0,"bid_size":57.0,"ask":87.0,"ask_size":57.0,"iv":0.2107,"open_interest":2462.0,"volume":817.0,"delta":-0.2461,"gamma":0.0006,"vega":8.5924,"theta":-1.5375,"rho":-2.8006,"theo":86.2028,"change":-5.25,"open":81.5,"high":81.5,"low":72.16,"tick":"up","last_trade_price":80.8,"last_trade_time":"2026-02-18T14:41:23","percent_change":-6.1011,"prev_day_close":79.5499992370606},{"option":"SPX260417C06530000","bid":439.3,"bid_size":28.0,"ask":445.0,"ask_size":3.0,"iv":0.2104,"open_interest":7.0,"volume":0.0,"delta":0.7516,"gamma":0.0006,"vega":8.634,"theta":-1.4052,"rho":7.4826,"theo":441.5834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":536.4,"last_trade_time":"2026-02-02T09:56:41","percent_change":0.0,"prev_day_close":456.0},{"option":"SPX260417P06530000","bid":86.8,"bid_size":38.0,"ask":87.8,"ask_size":48.0,"iv":0.2101,"open_interest":319.0,"volume":10.0,"delta":-0.2484,"gamma":0.0006,"vega":8.634,"theta":-1.5405,"rho":-2.827,"theo":87.0205,"change":-13.8,"open":82.7,"high":82.7,"low":72.2,"tick":"up","last_trade_price":73.0,"last_trade_time":"2026-02-18T12:16:51","percent_change":-15.8986,"prev_day_close":80.2999992370606},{"option":"SPX260417C06535000","bid":435.0,"bid_size":3.0,"ask":440.2,"ask_size":3.0,"iv":0.2092,"open_interest":0.0,"volume":0.0,"delta":0.7493,"gamma":0.0006,"vega":8.6755,"theta":-1.41,"rho":7.4639,"theo":437.4429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":451.800003051758},{"option":"SPX260417P06535000","bid":87.6,"bid_size":38.0,"ask":88.8,"ask_size":37.0,"iv":0.2095,"open_interest":339.0,"volume":7.0,"delta":-0.2508,"gamma":0.0006,"vega":8.6755,"theta":-1.5434,"rho":-2.8535,"theo":87.8467,"change":-9.76,"open":73.08,"high":81.4,"low":73.08,"tick":"down","last_trade_price":77.99,"last_trade_time":"2026-02-18T15:55:15","percent_change":-11.1225,"prev_day_close":81.0499992370606},{"option":"SPX260417C06540000","bid":431.1,"bid_size":33.0,"ask":436.6,"ask_size":10.0,"iv":0.2091,"open_interest":204.0,"volume":3.0,"delta":0.7469,"gamma":0.0006,"vega":8.7171,"theta":-1.4148,"rho":7.445,"theo":433.311,"change":27.59,"open":463.68,"high":468.72,"low":455.49,"tick":"down","last_trade_price":455.49,"last_trade_time":"2026-02-18T14:09:11","percent_change":6.44777,"prev_day_close":447.599990844727},{"option":"SPX260417P06540000","bid":88.5,"bid_size":38.0,"ask":89.5,"ask_size":36.0,"iv":0.2088,"open_interest":785.0,"volume":4.0,"delta":-0.2531,"gamma":0.0006,"vega":8.7171,"theta":-1.5463,"rho":-2.8803,"theo":88.6817,"change":-9.7,"open":75.23,"high":78.8,"low":72.02,"tick":"up","last_trade_price":78.8,"last_trade_time":"2026-02-18T14:09:11","percent_change":-10.9605,"prev_day_close":81.8499984741211},{"option":"SPX260417C06545000","bid":426.9,"bid_size":28.0,"ask":432.0,"ask_size":3.0,"iv":0.2081,"open_interest":0.0,"volume":0.0,"delta":0.7445,"gamma":0.0006,"vega":8.7586,"theta":-1.4195,"rho":7.4258,"theo":429.1879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.550003051758},{"option":"SPX260417P06545000","bid":89.3,"bid_size":38.0,"ask":90.5,"ask_size":29.0,"iv":0.2084,"open_interest":375.0,"volume":230.0,"delta":-0.2555,"gamma":0.0006,"vega":8.7586,"theta":-1.549,"rho":-2.9073,"theo":89.5254,"change":-6.25,"open":74.85,"high":83.2,"low":74.85,"tick":"no_change","last_trade_price":83.1,"last_trade_time":"2026-02-18T14:35:03","percent_change":-6.99497,"prev_day_close":82.5999984741211},{"option":"SPX260417C06550000","bid":423.7,"bid_size":6.0,"ask":427.9,"ask_size":6.0,"iv":0.208,"open_interest":622.0,"volume":0.0,"delta":0.7421,"gamma":0.0006,"vega":8.8002,"theta":-1.4241,"rho":7.4064,"theo":425.0738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":421.04,"last_trade_time":"2026-02-17T15:50:12","percent_change":0.0,"prev_day_close":439.300003051758},{"option":"SPX260417P06550000","bid":90.2,"bid_size":57.0,"ask":91.2,"ask_size":61.0,"iv":0.2075,"open_interest":6433.0,"volume":140.0,"delta":-0.258,"gamma":0.0006,"vega":8.8002,"theta":-1.5518,"rho":-2.9347,"theo":90.378,"change":-1.87,"open":87.4,"high":88.38,"low":74.37,"tick":"up","last_trade_price":88.38,"last_trade_time":"2026-02-18T15:13:01","percent_change":-2.07202,"prev_day_close":83.4000015258789},{"option":"SPX260417C06555000","bid":418.8,"bid_size":28.0,"ask":423.8,"ask_size":3.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.7396,"gamma":0.0006,"vega":8.8418,"theta":-1.4286,"rho":7.3866,"theo":420.9686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":435.0},{"option":"SPX260417P06555000","bid":91.0,"bid_size":38.0,"ask":92.2,"ask_size":27.0,"iv":0.207,"open_interest":250.0,"volume":13.0,"delta":-0.2604,"gamma":0.0006,"vega":8.8418,"theta":-1.5544,"rho":-2.9624,"theo":91.2397,"change":-5.7,"open":87.1,"high":87.1,"low":84.6,"tick":"up","last_trade_price":85.5,"last_trade_time":"2026-02-18T14:41:21","percent_change":-6.25,"prev_day_close":84.25},{"option":"SPX260417C06560000","bid":415.0,"bid_size":7.0,"ask":420.0,"ask_size":7.0,"iv":0.2066,"open_interest":5.0,"volume":0.0,"delta":0.7372,"gamma":0.0006,"vega":8.8835,"theta":-1.4331,"rho":7.3664,"theo":416.8727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.59,"last_trade_time":"2026-01-22T10:31:56","percent_change":0.0,"prev_day_close":430.949996948242},{"option":"SPX260417P06560000","bid":91.9,"bid_size":38.0,"ask":93.0,"ask_size":51.0,"iv":0.2063,"open_interest":917.0,"volume":0.0,"delta":-0.2629,"gamma":0.0006,"vega":8.8835,"theta":-1.557,"rho":-2.9904,"theo":92.1106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":97.2,"last_trade_time":"2026-02-13T15:10:27","percent_change":0.0,"prev_day_close":85.0499992370606},{"option":"SPX260417C06565000","bid":410.7,"bid_size":28.0,"ask":417.3,"ask_size":3.0,"iv":0.2066,"open_interest":0.0,"volume":0.0,"delta":0.7347,"gamma":0.0006,"vega":8.9252,"theta":-1.4375,"rho":7.3459,"theo":412.7861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":426.800003051758},{"option":"SPX260417P06565000","bid":92.8,"bid_size":57.0,"ask":94.0,"ask_size":68.0,"iv":0.2058,"open_interest":1041.0,"volume":10.0,"delta":-0.2653,"gamma":0.0006,"vega":8.9252,"theta":-1.5595,"rho":-3.0188,"theo":92.9908,"change":-5.45,"open":79.67,"high":87.5,"low":75.63,"tick":"up","last_trade_price":87.5,"last_trade_time":"2026-02-18T14:47:01","percent_change":-5.86337,"prev_day_close":85.9000015258789},{"option":"SPX260417C06570000","bid":406.8,"bid_size":7.0,"ask":411.8,"ask_size":7.0,"iv":0.2053,"open_interest":2.0,"volume":0.0,"delta":0.7322,"gamma":0.0006,"vega":8.9669,"theta":-1.4418,"rho":7.325,"theo":408.709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":477.74,"last_trade_time":"2025-12-12T16:14:39","percent_change":0.0,"prev_day_close":422.100006103516},{"option":"SPX260417P06570000","bid":93.7,"bid_size":38.0,"ask":94.7,"ask_size":46.0,"iv":0.205,"open_interest":502.0,"volume":2.0,"delta":-0.2679,"gamma":0.0006,"vega":8.9669,"theta":-1.5619,"rho":-3.0476,"theo":93.8805,"change":-6.65,"open":87.1,"high":87.2,"low":87.1,"tick":"up","last_trade_price":87.2,"last_trade_time":"2026-02-18T15:39:29","percent_change":-7.08578,"prev_day_close":86.7000007629394},{"option":"SPX260417C06575000","bid":402.8,"bid_size":7.0,"ask":407.8,"ask_size":7.0,"iv":0.2047,"open_interest":159.0,"volume":0.0,"delta":0.7296,"gamma":0.0006,"vega":9.0086,"theta":-1.4461,"rho":7.3037,"theo":404.6416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":440.45,"last_trade_time":"2026-02-12T11:07:59","percent_change":0.0,"prev_day_close":418.0},{"option":"SPX260417P06575000","bid":94.6,"bid_size":55.0,"ask":95.7,"ask_size":63.0,"iv":0.2045,"open_interest":1548.0,"volume":18.0,"delta":-0.2704,"gamma":0.0006,"vega":9.0086,"theta":-1.5643,"rho":-3.0768,"theo":94.7798,"change":-10.49,"open":81.22,"high":88.0,"low":79.03,"tick":"down","last_trade_price":84.31,"last_trade_time":"2026-02-18T15:55:15","percent_change":-11.0654,"prev_day_close":87.5499992370606},{"option":"SPX260417C06580000","bid":398.7,"bid_size":7.0,"ask":403.7,"ask_size":7.0,"iv":0.204,"open_interest":48.0,"volume":0.0,"delta":0.7271,"gamma":0.0006,"vega":9.0502,"theta":-1.4502,"rho":7.282,"theo":400.5839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":467.02,"last_trade_time":"2025-12-12T14:27:26","percent_change":0.0,"prev_day_close":413.849990844727},{"option":"SPX260417P06580000","bid":95.5,"bid_size":36.0,"ask":96.6,"ask_size":51.0,"iv":0.2038,"open_interest":843.0,"volume":11.0,"delta":-0.273,"gamma":0.0006,"vega":9.0502,"theta":-1.5666,"rho":-3.1064,"theo":95.689,"change":-10.56,"open":88.8,"high":90.1,"low":85.0,"tick":"down","last_trade_price":85.09,"last_trade_time":"2026-02-18T15:57:06","percent_change":-11.0402,"prev_day_close":88.4500007629394},{"option":"SPX260417C06585000","bid":394.4,"bid_size":28.0,"ask":401.1,"ask_size":3.0,"iv":0.204,"open_interest":0.0,"volume":0.0,"delta":0.7245,"gamma":0.0006,"vega":9.0919,"theta":-1.4543,"rho":7.2599,"theo":396.5363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.75},{"option":"SPX260417P06585000","bid":96.4,"bid_size":36.0,"ask":97.6,"ask_size":28.0,"iv":0.2033,"open_interest":283.0,"volume":0.0,"delta":-0.2756,"gamma":0.0006,"vega":9.0919,"theta":-1.5688,"rho":-3.1364,"theo":96.6081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":110.8,"last_trade_time":"2026-02-17T09:49:24","percent_change":0.0,"prev_day_close":89.3500022888184},{"option":"SPX260417C06590000","bid":390.6,"bid_size":7.0,"ask":395.6,"ask_size":7.0,"iv":0.2027,"open_interest":17.0,"volume":0.0,"delta":0.7219,"gamma":0.0006,"vega":9.1333,"theta":-1.4584,"rho":7.2375,"theo":392.4987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":485.37,"last_trade_time":"2025-12-01T10:55:11","percent_change":0.0,"prev_day_close":405.699996948242},{"option":"SPX260417P06590000","bid":97.4,"bid_size":36.0,"ask":98.4,"ask_size":34.0,"iv":0.2025,"open_interest":469.0,"volume":66.0,"delta":-0.2782,"gamma":0.0006,"vega":9.1333,"theta":-1.5709,"rho":-3.1667,"theo":97.5374,"change":-7.05,"open":83.45,"high":90.7,"low":81.7,"tick":"down","last_trade_price":90.5,"last_trade_time":"2026-02-18T14:34:31","percent_change":-7.22706,"prev_day_close":90.2000007629394},{"option":"SPX260417C06595000","bid":386.3,"bid_size":28.0,"ask":393.1,"ask_size":3.0,"iv":0.2028,"open_interest":0.0,"volume":0.0,"delta":0.7192,"gamma":0.0006,"vega":9.1746,"theta":-1.4623,"rho":7.2147,"theo":388.4715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":401.600006103516},{"option":"SPX260417P06595000","bid":98.3,"bid_size":35.0,"ask":99.5,"ask_size":28.0,"iv":0.202,"open_interest":394.0,"volume":0.0,"delta":-0.2808,"gamma":0.0006,"vega":9.1746,"theta":-1.5729,"rho":-3.1974,"theo":98.4769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":100.08,"last_trade_time":"2026-02-17T15:57:55","percent_change":0.0,"prev_day_close":91.0499992370606},{"option":"SPX260417C06600000","bid":383.1,"bid_size":33.0,"ask":387.3,"ask_size":33.0,"iv":0.2016,"open_interest":2389.0,"volume":41.0,"delta":0.7166,"gamma":0.0006,"vega":9.2157,"theta":-1.4661,"rho":7.1916,"theo":384.4546,"change":16.29,"open":386.7,"high":412.2,"low":386.7,"tick":"down","last_trade_price":395.69,"last_trade_time":"2026-02-18T15:42:05","percent_change":4.29362,"prev_day_close":397.5},{"option":"SPX260417P06600000","bid":99.3,"bid_size":52.0,"ask":100.3,"ask_size":68.0,"iv":0.2012,"open_interest":15864.0,"volume":1786.0,"delta":-0.2835,"gamma":0.0006,"vega":9.2157,"theta":-1.5749,"rho":-3.2284,"theo":99.4269,"change":-4.6,"open":97.62,"high":97.62,"low":80.95,"tick":"down","last_trade_price":94.12,"last_trade_time":"2026-02-18T15:36:06","percent_change":-5.00272,"prev_day_close":91.9500007629394},{"option":"SPX260417C06605000","bid":378.3,"bid_size":28.0,"ask":384.9,"ask_size":3.0,"iv":0.2014,"open_interest":5.0,"volume":0.0,"delta":0.7139,"gamma":0.0006,"vega":9.2565,"theta":-1.4699,"rho":7.1682,"theo":380.4483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":492.87,"last_trade_time":"2026-01-06T14:39:04","percent_change":0.0,"prev_day_close":393.399993896484},{"option":"SPX260417P06605000","bid":100.2,"bid_size":43.0,"ask":101.4,"ask_size":43.0,"iv":0.2006,"open_interest":412.0,"volume":2.0,"delta":-0.2862,"gamma":0.0006,"vega":9.2565,"theta":-1.5767,"rho":-3.2596,"theo":100.3874,"change":-7.35,"open":93.2,"high":93.2,"low":93.2,"tick":"no_change","last_trade_price":93.2,"last_trade_time":"2026-02-18T14:34:46","percent_change":-7.3098,"prev_day_close":92.8500022888184},{"option":"SPX260417C06610000","bid":374.6,"bid_size":7.0,"ask":379.5,"ask_size":7.0,"iv":0.2002,"open_interest":5.0,"volume":0.0,"delta":0.7111,"gamma":0.0006,"vega":9.297,"theta":-1.4736,"rho":7.1445,"theo":376.4526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":449.9,"last_trade_time":"2026-01-23T11:29:24","percent_change":0.0,"prev_day_close":389.399993896484},{"option":"SPX260417P06610000","bid":101.2,"bid_size":35.0,"ask":102.3,"ask_size":50.0,"iv":0.1999,"open_interest":582.0,"volume":12.0,"delta":-0.2889,"gamma":0.0006,"vega":9.297,"theta":-1.5785,"rho":-3.2912,"theo":101.3585,"change":-10.9,"open":94.6,"high":94.6,"low":90.55,"tick":"down","last_trade_price":90.55,"last_trade_time":"2026-02-18T15:58:08","percent_change":-10.7442,"prev_day_close":93.75},{"option":"SPX260417C06615000","bid":370.3,"bid_size":28.0,"ask":376.9,"ask_size":3.0,"iv":0.2001,"open_interest":1.0,"volume":0.0,"delta":0.7084,"gamma":0.0006,"vega":9.3372,"theta":-1.4772,"rho":7.1206,"theo":372.4677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":481.9,"last_trade_time":"2026-01-16T11:34:39","percent_change":0.0,"prev_day_close":385.300003051758},{"option":"SPX260417P06615000","bid":102.2,"bid_size":35.0,"ask":103.4,"ask_size":48.0,"iv":0.1994,"open_interest":339.0,"volume":3.0,"delta":-0.2916,"gamma":0.0006,"vega":9.3372,"theta":-1.5802,"rho":-3.323,"theo":102.3404,"change":-8.02,"open":95.0,"high":95.0,"low":94.38,"tick":"down","last_trade_price":94.38,"last_trade_time":"2026-02-18T15:43:50","percent_change":-7.83203,"prev_day_close":94.7000007629394},{"option":"SPX260417C06620000","bid":366.7,"bid_size":7.0,"ask":371.5,"ask_size":7.0,"iv":0.1989,"open_interest":7.0,"volume":0.0,"delta":0.7056,"gamma":0.0006,"vega":9.377,"theta":-1.4806,"rho":7.0965,"theo":368.4937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.9,"last_trade_time":"2026-02-12T11:01:23","percent_change":0.0,"prev_day_close":381.300003051758},{"option":"SPX260417P06620000","bid":103.1,"bid_size":61.0,"ask":104.2,"ask_size":55.0,"iv":0.1986,"open_interest":1047.0,"volume":0.0,"delta":-0.2944,"gamma":0.0006,"vega":9.377,"theta":-1.5818,"rho":-3.355,"theo":103.3332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":104.6,"last_trade_time":"2026-02-17T16:01:51","percent_change":0.0,"prev_day_close":95.6499977111816},{"option":"SPX260417C06625000","bid":362.7,"bid_size":7.0,"ask":367.6,"ask_size":10.0,"iv":0.1982,"open_interest":88.0,"volume":0.0,"delta":0.7028,"gamma":0.0006,"vega":9.4165,"theta":-1.484,"rho":7.0722,"theo":364.5306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":386.3,"last_trade_time":"2026-01-21T09:53:55","percent_change":0.0,"prev_day_close":377.300003051758},{"option":"SPX260417P06625000","bid":104.1,"bid_size":61.0,"ask":105.2,"ask_size":55.0,"iv":0.198,"open_interest":2279.0,"volume":29.0,"delta":-0.2972,"gamma":0.0006,"vega":9.4165,"theta":-1.5833,"rho":-3.3872,"theo":104.3369,"change":-11.67,"open":91.67,"high":97.1,"low":87.03,"tick":"down","last_trade_price":92.88,"last_trade_time":"2026-02-18T15:55:15","percent_change":-11.1621,"prev_day_close":96.5499992370606},{"option":"SPX260417C06630000","bid":358.8,"bid_size":7.0,"ask":363.6,"ask_size":10.0,"iv":0.1976,"open_interest":20.0,"volume":0.0,"delta":0.7,"gamma":0.0006,"vega":9.4556,"theta":-1.4874,"rho":7.0477,"theo":360.5786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":369.6,"last_trade_time":"2026-02-12T13:23:37","percent_change":0.0,"prev_day_close":373.199996948242},{"option":"SPX260417P06630000","bid":105.1,"bid_size":44.0,"ask":106.2,"ask_size":36.0,"iv":0.1973,"open_interest":409.0,"volume":2.0,"delta":-0.3,"gamma":0.0006,"vega":9.4556,"theta":-1.5847,"rho":-3.4195,"theo":105.3517,"change":-9.8,"open":98.8,"high":98.8,"low":95.8,"tick":"down","last_trade_price":95.8,"last_trade_time":"2026-02-18T15:59:33","percent_change":-9.2803,"prev_day_close":97.5499992370606},{"option":"SPX260417C06635000","bid":354.5,"bid_size":53.0,"ask":361.0,"ask_size":3.0,"iv":0.1975,"open_interest":6.0,"volume":2.0,"delta":0.6972,"gamma":0.0006,"vega":9.4943,"theta":-1.4906,"rho":7.023,"theo":356.6377,"change":20.47,"open":389.22,"high":389.22,"low":372.17,"tick":"down","last_trade_price":372.17,"last_trade_time":"2026-02-18T14:33:06","percent_change":5.8203,"prev_day_close":369.199996948242},{"option":"SPX260417P06635000","bid":106.2,"bid_size":33.0,"ask":107.4,"ask_size":47.0,"iv":0.1968,"open_interest":506.0,"volume":16.0,"delta":-0.3029,"gamma":0.0006,"vega":9.4943,"theta":-1.586,"rho":-3.4521,"theo":106.3776,"change":-8.37,"open":88.83,"high":98.53,"low":88.83,"tick":"down","last_trade_price":98.18,"last_trade_time":"2026-02-18T15:44:35","percent_change":-7.85547,"prev_day_close":98.4500007629394},{"option":"SPX260417C06640000","bid":350.9,"bid_size":7.0,"ask":355.3,"ask_size":7.0,"iv":0.1961,"open_interest":6.0,"volume":0.0,"delta":0.6943,"gamma":0.0007,"vega":9.5327,"theta":-1.4937,"rho":6.9981,"theo":352.708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":445.2,"last_trade_time":"2026-01-07T15:58:49","percent_change":0.0,"prev_day_close":365.199996948242},{"option":"SPX260417P06640000","bid":107.2,"bid_size":41.0,"ask":108.3,"ask_size":40.0,"iv":0.1961,"open_interest":266.0,"volume":22.0,"delta":-0.3058,"gamma":0.0007,"vega":9.5327,"theta":-1.5873,"rho":-3.4849,"theo":107.4146,"change":-7.85,"open":94.61,"high":99.8,"low":89.1,"tick":"up","last_trade_price":99.8,"last_trade_time":"2026-02-18T14:34:25","percent_change":-7.29215,"prev_day_close":99.4500007629394},{"option":"SPX260417C06645000","bid":346.8,"bid_size":3.0,"ask":353.2,"ask_size":3.0,"iv":0.1963,"open_interest":9.0,"volume":0.0,"delta":0.6914,"gamma":0.0007,"vega":9.5708,"theta":-1.4967,"rho":6.973,"theo":348.7896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":357.9,"last_trade_time":"2026-02-12T13:23:37","percent_change":0.0,"prev_day_close":361.300003051758},{"option":"SPX260417P06645000","bid":108.2,"bid_size":35.0,"ask":109.5,"ask_size":47.0,"iv":0.1955,"open_interest":367.0,"volume":0.0,"delta":-0.3087,"gamma":0.0007,"vega":9.5708,"theta":-1.5884,"rho":-3.5179,"theo":108.463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.7,"last_trade_time":"2026-02-17T10:41:55","percent_change":0.0,"prev_day_close":100.400001525879},{"option":"SPX260417C06650000","bid":343.6,"bid_size":6.0,"ask":347.6,"ask_size":7.0,"iv":0.1951,"open_interest":529.0,"volume":0.0,"delta":0.6884,"gamma":0.0007,"vega":9.6087,"theta":-1.4996,"rho":6.9476,"theo":344.8826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":334.62,"last_trade_time":"2026-02-17T15:39:48","percent_change":0.0,"prev_day_close":357.349990844727},{"option":"SPX260417P06650000","bid":109.3,"bid_size":71.0,"ask":110.4,"ask_size":79.0,"iv":0.1948,"open_interest":5020.0,"volume":290.0,"delta":-0.3116,"gamma":0.0007,"vega":9.6087,"theta":-1.5894,"rho":-3.5512,"theo":109.5229,"change":2.0,"open":106.25,"high":106.8,"low":90.8,"tick":"no_change","last_trade_price":91.13,"last_trade_time":"2026-02-18T13:23:09","percent_change":1.97239,"prev_day_close":101.400001525879},{"option":"SPX260417C06655000","bid":339.0,"bid_size":3.0,"ask":345.4,"ask_size":3.0,"iv":0.195,"open_interest":0.0,"volume":0.0,"delta":0.6855,"gamma":0.0007,"vega":9.6462,"theta":-1.5024,"rho":6.922,"theo":340.9871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":353.300003051758},{"option":"SPX260417P06655000","bid":110.4,"bid_size":49.0,"ask":111.7,"ask_size":62.0,"iv":0.1942,"open_interest":1166.0,"volume":0.0,"delta":-0.3146,"gamma":0.0007,"vega":9.6462,"theta":-1.5903,"rho":-3.5847,"theo":110.5942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.6,"last_trade_time":"2026-02-12T14:40:19","percent_change":0.0,"prev_day_close":102.400001525879},{"option":"SPX260417C06660000","bid":335.3,"bid_size":7.0,"ask":339.7,"ask_size":7.0,"iv":0.1935,"open_interest":3.0,"volume":0.0,"delta":0.6825,"gamma":0.0007,"vega":9.6836,"theta":-1.5051,"rho":6.8959,"theo":337.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.9,"last_trade_time":"2025-11-14T12:37:15","percent_change":0.0,"prev_day_close":349.399993896484},{"option":"SPX260417P06660000","bid":111.4,"bid_size":40.0,"ask":112.6,"ask_size":37.0,"iv":0.1935,"open_interest":343.0,"volume":5.0,"delta":-0.3176,"gamma":0.0007,"vega":9.6836,"theta":-1.5912,"rho":-3.6186,"theo":111.6773,"change":-7.3,"open":93.7,"high":104.8,"low":93.7,"tick":"up","last_trade_price":104.8,"last_trade_time":"2026-02-18T14:41:23","percent_change":-6.51204,"prev_day_close":103.400001525879},{"option":"SPX260417C06665000","bid":331.2,"bid_size":53.0,"ask":336.1,"ask_size":3.0,"iv":0.1927,"open_interest":18.0,"volume":0.0,"delta":0.6794,"gamma":0.0007,"vega":9.7207,"theta":-1.5078,"rho":6.8695,"theo":333.2314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":368.28,"last_trade_time":"2026-02-04T13:56:50","percent_change":0.0,"prev_day_close":345.399993896484},{"option":"SPX260417P06665000","bid":112.6,"bid_size":25.0,"ask":113.8,"ask_size":37.0,"iv":0.1929,"open_interest":676.0,"volume":1.0,"delta":-0.3206,"gamma":0.0007,"vega":9.7207,"theta":-1.5919,"rho":-3.6529,"theo":112.7721,"change":-19.09,"open":94.06,"high":94.06,"low":94.06,"tick":"down","last_trade_price":94.06,"last_trade_time":"2026-02-18T11:41:35","percent_change":-16.8714,"prev_day_close":104.400001525879},{"option":"SPX260417C06670000","bid":327.6,"bid_size":7.0,"ask":331.9,"ask_size":7.0,"iv":0.1922,"open_interest":16.0,"volume":0.0,"delta":0.6764,"gamma":0.0007,"vega":9.7576,"theta":-1.5103,"rho":6.8427,"theo":329.3715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":372.27,"last_trade_time":"2026-01-02T14:24:55","percent_change":0.0,"prev_day_close":341.5},{"option":"SPX260417P06670000","bid":113.6,"bid_size":57.0,"ask":114.8,"ask_size":60.0,"iv":0.1922,"open_interest":913.0,"volume":49.0,"delta":-0.3236,"gamma":0.0007,"vega":9.7576,"theta":-1.5925,"rho":-3.6876,"theo":113.879,"change":-8.68,"open":94.99,"high":108.53,"low":94.99,"tick":"down","last_trade_price":105.52,"last_trade_time":"2026-02-18T15:44:18","percent_change":-7.6007,"prev_day_close":105.549999237061},{"option":"SPX260417C06675000","bid":323.8,"bid_size":7.0,"ask":328.0,"ask_size":7.0,"iv":0.1915,"open_interest":569.0,"volume":0.0,"delta":0.6733,"gamma":0.0007,"vega":9.7942,"theta":-1.5126,"rho":6.8154,"theo":325.5238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":334.8,"last_trade_time":"2026-02-12T13:23:37","percent_change":0.0,"prev_day_close":337.600006103516},{"option":"SPX260417P06675000","bid":114.7,"bid_size":64.0,"ask":115.9,"ask_size":54.0,"iv":0.1915,"open_interest":1585.0,"volume":30.0,"delta":-0.3267,"gamma":0.0007,"vega":9.7942,"theta":-1.593,"rho":-3.7228,"theo":114.9981,"change":-19.25,"open":96.0,"high":96.1,"low":95.9,"tick":"up","last_trade_price":96.1,"last_trade_time":"2026-02-18T10:55:13","percent_change":-16.6883,"prev_day_close":106.5},{"option":"SPX260417C06680000","bid":320.0,"bid_size":7.0,"ask":324.2,"ask_size":7.0,"iv":0.1909,"open_interest":49.0,"volume":2.0,"delta":0.6702,"gamma":0.0007,"vega":9.8307,"theta":-1.5149,"rho":6.7877,"theo":321.6885,"change":35.68,"open":352.53,"high":352.53,"low":352.53,"tick":"up","last_trade_price":352.53,"last_trade_time":"2026-02-18T11:39:52","percent_change":11.2609,"prev_day_close":333.699996948242},{"option":"SPX260417P06680000","bid":115.9,"bid_size":31.0,"ask":117.0,"ask_size":37.0,"iv":0.1908,"open_interest":760.0,"volume":21.0,"delta":-0.3298,"gamma":0.0007,"vega":9.8307,"theta":-1.5933,"rho":-3.7584,"theo":116.1296,"change":-19.55,"open":96.6,"high":97.4,"low":96.5,"tick":"up","last_trade_price":97.0,"last_trade_time":"2026-02-18T11:42:28","percent_change":-16.7739,"prev_day_close":107.549999237061},{"option":"SPX260417C06685000","bid":315.8,"bid_size":53.0,"ask":322.1,"ask_size":3.0,"iv":0.191,"open_interest":9.0,"volume":0.0,"delta":0.6671,"gamma":0.0007,"vega":9.8669,"theta":-1.517,"rho":6.7594,"theo":317.8658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.5,"last_trade_time":"2026-02-02T12:20:40","percent_change":0.0,"prev_day_close":329.800003051758},{"option":"SPX260417P06685000","bid":117.0,"bid_size":38.0,"ask":118.3,"ask_size":37.0,"iv":0.1903,"open_interest":220.0,"volume":2.0,"delta":-0.333,"gamma":0.0007,"vega":9.8669,"theta":-1.5936,"rho":-3.7946,"theo":117.2737,"change":-8.8,"open":109.0,"high":109.0,"low":109.0,"tick":"down","last_trade_price":109.0,"last_trade_time":"2026-02-18T14:34:23","percent_change":-7.47029,"prev_day_close":108.649997711182},{"option":"SPX260417C06690000","bid":312.3,"bid_size":7.0,"ask":316.5,"ask_size":7.0,"iv":0.1895,"open_interest":25.0,"volume":0.0,"delta":0.6639,"gamma":0.0007,"vega":9.9029,"theta":-1.5191,"rho":6.7307,"theo":314.0559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.15,"last_trade_time":"2026-02-17T11:10:18","percent_change":0.0,"prev_day_close":325.899993896484},{"option":"SPX260417P06690000","bid":118.1,"bid_size":39.0,"ask":119.3,"ask_size":37.0,"iv":0.1895,"open_interest":592.0,"volume":236.0,"delta":-0.3361,"gamma":0.0007,"vega":9.9029,"theta":-1.5937,"rho":-3.8312,"theo":118.4306,"change":-7.93,"open":103.02,"high":112.2,"low":98.7,"tick":"down","last_trade_price":110.97,"last_trade_time":"2026-02-18T15:38:42","percent_change":-6.66947,"prev_day_close":109.75},{"option":"SPX260417C06695000","bid":308.2,"bid_size":53.0,"ask":314.4,"ask_size":3.0,"iv":0.1896,"open_interest":3.0,"volume":0.0,"delta":0.6607,"gamma":0.0007,"vega":9.9385,"theta":-1.521,"rho":6.7014,"theo":310.2591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":428.9,"last_trade_time":"2026-01-28T11:31:08","percent_change":0.0,"prev_day_close":322.0},{"option":"SPX260417P06695000","bid":119.3,"bid_size":38.0,"ask":120.6,"ask_size":35.0,"iv":0.189,"open_interest":140.0,"volume":7.0,"delta":-0.3393,"gamma":0.0007,"vega":9.9385,"theta":-1.5937,"rho":-3.8683,"theo":119.6006,"change":-7.3,"open":111.2,"high":112.7,"low":111.1,"tick":"no_change","last_trade_price":112.7,"last_trade_time":"2026-02-18T14:47:01","percent_change":-6.08333,"prev_day_close":110.850002288818},{"option":"SPX260417C06700000","bid":305.3,"bid_size":33.0,"ask":308.6,"ask_size":23.0,"iv":0.1884,"open_interest":1743.0,"volume":71.0,"delta":0.6575,"gamma":0.0007,"vega":9.9737,"theta":-1.5228,"rho":6.6718,"theo":306.4755,"change":20.05,"open":319.0,"high":336.96,"low":316.0,"tick":"up","last_trade_price":322.0,"last_trade_time":"2026-02-18T15:46:55","percent_change":6.64017,"prev_day_close":318.200012207031},{"option":"SPX260417P06700000","bid":120.5,"bid_size":31.0,"ask":121.7,"ask_size":80.0,"iv":0.1883,"open_interest":13779.0,"volume":1537.0,"delta":-0.3426,"gamma":0.0007,"vega":9.9737,"theta":-1.5936,"rho":-3.9059,"theo":120.7838,"change":2.1,"open":114.7,"high":117.38,"low":99.04,"tick":"down","last_trade_price":110.2,"last_trade_time":"2026-02-18T15:47:05","percent_change":1.87584,"prev_day_close":111.950000762939},{"option":"SPX260417C06705000","bid":300.6,"bid_size":53.0,"ask":307.4,"ask_size":3.0,"iv":0.1885,"open_interest":8.0,"volume":0.0,"delta":0.6542,"gamma":0.0007,"vega":10.0084,"theta":-1.5244,"rho":6.6416,"theo":302.7053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":300.29,"last_trade_time":"2026-02-13T15:20:23","percent_change":0.0,"prev_day_close":314.300003051758},{"option":"SPX260417P06705000","bid":121.7,"bid_size":37.0,"ask":123.0,"ask_size":34.0,"iv":0.1876,"open_interest":49.0,"volume":0.0,"delta":-0.3458,"gamma":0.0007,"vega":10.0084,"theta":-1.5934,"rho":-3.9439,"theo":121.9804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":126.88,"last_trade_time":"2026-02-17T11:38:53","percent_change":0.0,"prev_day_close":113.049999237061},{"option":"SPX260417C06710000","bid":297.2,"bid_size":7.0,"ask":301.4,"ask_size":7.0,"iv":0.187,"open_interest":24.0,"volume":0.0,"delta":0.6509,"gamma":0.0007,"vega":10.0427,"theta":-1.526,"rho":6.6112,"theo":298.9487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":400.8,"last_trade_time":"2026-01-16T15:55:02","percent_change":0.0,"prev_day_close":310.5},{"option":"SPX260417P06710000","bid":122.9,"bid_size":37.0,"ask":124.0,"ask_size":29.0,"iv":0.1868,"open_interest":910.0,"volume":210.0,"delta":-0.3491,"gamma":0.0007,"vega":10.0427,"theta":-1.593,"rho":-3.9822,"theo":123.1906,"change":-5.03,"open":115.1,"high":118.67,"low":102.7,"tick":"up","last_trade_price":118.67,"last_trade_time":"2026-02-18T15:30:37","percent_change":-4.06629,"prev_day_close":114.149997711182},{"option":"SPX260417C06715000","bid":293.1,"bid_size":53.0,"ask":299.3,"ask_size":3.0,"iv":0.1869,"open_interest":11.0,"volume":0.0,"delta":0.6476,"gamma":0.0007,"vega":10.0764,"theta":-1.5274,"rho":6.5804,"theo":295.2059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.7,"last_trade_time":"2026-02-12T13:25:15","percent_change":0.0,"prev_day_close":306.699996948242},{"option":"SPX260417P06715000","bid":124.1,"bid_size":37.0,"ask":125.4,"ask_size":34.0,"iv":0.1864,"open_interest":77.0,"volume":2.0,"delta":-0.3524,"gamma":0.0007,"vega":10.0764,"theta":-1.5926,"rho":-4.0209,"theo":124.4146,"change":-12.35,"open":112.55,"high":112.55,"low":112.55,"tick":"no_change","last_trade_price":112.55,"last_trade_time":"2026-02-18T15:59:05","percent_change":-9.88791,"prev_day_close":115.350002288818},{"option":"SPX260417C06720000","bid":289.8,"bid_size":7.0,"ask":293.9,"ask_size":7.0,"iv":0.1857,"open_interest":14.0,"volume":0.0,"delta":0.6442,"gamma":0.0007,"vega":10.1096,"theta":-1.5286,"rho":6.5493,"theo":291.4769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":393.7,"last_trade_time":"2026-01-16T15:54:50","percent_change":0.0,"prev_day_close":302.849990844727},{"option":"SPX260417P06720000","bid":125.4,"bid_size":22.0,"ask":126.5,"ask_size":40.0,"iv":0.1856,"open_interest":505.0,"volume":6.0,"delta":-0.3558,"gamma":0.0007,"vega":10.1096,"theta":-1.5919,"rho":-4.0599,"theo":125.6524,"change":-8.35,"open":108.8,"high":117.9,"low":105.52,"tick":"up","last_trade_price":117.9,"last_trade_time":"2026-02-18T14:41:21","percent_change":-6.61386,"prev_day_close":116.450000762939},{"option":"SPX260417C06725000","bid":287.0,"bid_size":62.0,"ask":288.9,"ask_size":14.0,"iv":0.1848,"open_interest":411.0,"volume":0.0,"delta":0.6409,"gamma":0.0008,"vega":10.1421,"theta":-1.5298,"rho":6.5179,"theo":287.762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.5,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":299.100006103516},{"option":"SPX260417P06725000","bid":126.6,"bid_size":23.0,"ask":127.7,"ask_size":59.0,"iv":0.1849,"open_interest":1476.0,"volume":133.0,"delta":-0.3592,"gamma":0.0008,"vega":10.1421,"theta":-1.5912,"rho":-4.0991,"theo":126.9043,"change":-3.58,"open":105.9,"high":123.87,"low":105.9,"tick":"no_change","last_trade_price":123.87,"last_trade_time":"2026-02-18T15:28:09","percent_change":-2.80895,"prev_day_close":117.649997711182},{"option":"SPX260417C06730000","bid":283.3,"bid_size":62.0,"ask":285.2,"ask_size":14.0,"iv":0.1842,"open_interest":5.0,"volume":0.0,"delta":0.6374,"gamma":0.0008,"vega":10.1739,"theta":-1.5308,"rho":6.4864,"theo":284.0612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":285.2,"last_trade_time":"2026-02-13T15:10:04","percent_change":0.0,"prev_day_close":295.300003051758},{"option":"SPX260417P06730000","bid":127.9,"bid_size":23.0,"ask":129.0,"ask_size":29.0,"iv":0.1843,"open_interest":629.0,"volume":2.0,"delta":-0.3626,"gamma":0.0008,"vega":10.1739,"theta":-1.5902,"rho":-4.1386,"theo":128.1703,"change":-9.4,"open":119.3,"high":119.3,"low":119.3,"tick":"down","last_trade_price":119.3,"last_trade_time":"2026-02-18T14:34:11","percent_change":-7.3038,"prev_day_close":118.850002288818},{"option":"SPX260417C06735000","bid":279.7,"bid_size":14.0,"ask":281.6,"ask_size":14.0,"iv":0.1836,"open_interest":15.0,"volume":0.0,"delta":0.634,"gamma":0.0008,"vega":10.2051,"theta":-1.5316,"rho":6.4547,"theo":280.3746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":311.2,"last_trade_time":"2026-02-04T14:10:33","percent_change":0.0,"prev_day_close":291.5},{"option":"SPX260417P06735000","bid":129.1,"bid_size":39.0,"ask":130.5,"ask_size":38.0,"iv":0.1837,"open_interest":378.0,"volume":120.0,"delta":-0.366,"gamma":0.0008,"vega":10.2051,"theta":-1.5892,"rho":-4.1782,"theo":129.4505,"change":-3.73,"open":126.32,"high":126.32,"low":126.32,"tick":"no_change","last_trade_price":126.32,"last_trade_time":"2026-02-18T15:28:09","percent_change":-2.86813,"prev_day_close":120.049999237061},{"option":"SPX260417C06740000","bid":276.0,"bid_size":17.0,"ask":277.8,"ask_size":15.0,"iv":0.1829,"open_interest":285.0,"volume":1.0,"delta":0.6305,"gamma":0.0008,"vega":10.2357,"theta":-1.5324,"rho":6.4227,"theo":276.7023,"change":20.34,"open":292.59,"high":292.59,"low":292.59,"tick":"up","last_trade_price":292.59,"last_trade_time":"2026-02-18T14:14:49","percent_change":7.47107,"prev_day_close":287.849990844727},{"option":"SPX260417P06740000","bid":130.4,"bid_size":28.0,"ask":131.6,"ask_size":64.0,"iv":0.1829,"open_interest":966.0,"volume":28.0,"delta":-0.3695,"gamma":0.0008,"vega":10.2357,"theta":-1.588,"rho":-4.218,"theo":130.745,"change":-9.06,"open":122.3,"high":122.39,"low":109.75,"tick":"up","last_trade_price":122.39,"last_trade_time":"2026-02-18T15:41:21","percent_change":-6.89235,"prev_day_close":121.25},{"option":"SPX260417C06745000","bid":272.6,"bid_size":18.0,"ask":274.0,"ask_size":11.0,"iv":0.1822,"open_interest":2.0,"volume":0.0,"delta":0.627,"gamma":0.0008,"vega":10.2656,"theta":-1.5329,"rho":6.3905,"theo":273.0444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":284.100006103516},{"option":"SPX260417P06745000","bid":131.7,"bid_size":28.0,"ask":133.0,"ask_size":32.0,"iv":0.1824,"open_interest":694.0,"volume":4.0,"delta":-0.373,"gamma":0.0008,"vega":10.2656,"theta":-1.5867,"rho":-4.2581,"theo":132.0539,"change":-21.25,"open":111.5,"high":112.0,"low":111.5,"tick":"down","last_trade_price":111.5,"last_trade_time":"2026-02-18T11:30:17","percent_change":-16.0075,"prev_day_close":122.5},{"option":"SPX260417C06750000","bid":269.0,"bid_size":28.0,"ask":270.2,"ask_size":37.0,"iv":0.1815,"open_interest":1994.0,"volume":18.0,"delta":0.6234,"gamma":0.0008,"vega":10.2948,"theta":-1.5334,"rho":6.3581,"theo":269.4011,"change":32.1,"open":297.1,"high":297.2,"low":296.9,"tick":"up","last_trade_price":297.1,"last_trade_time":"2026-02-18T10:55:21","percent_change":12.1132,"prev_day_close":280.25},{"option":"SPX260417P06750000","bid":133.0,"bid_size":49.0,"ask":134.2,"ask_size":52.0,"iv":0.1816,"open_interest":6206.0,"volume":344.0,"delta":-0.3766,"gamma":0.0008,"vega":10.2948,"theta":-1.5852,"rho":-4.2984,"theo":133.3774,"change":8.51,"open":131.3,"high":132.67,"low":110.7,"tick":"down","last_trade_price":126.5,"last_trade_time":"2026-02-18T15:31:58","percent_change":6.87677,"prev_day_close":123.75},{"option":"SPX260417C06755000","bid":265.3,"bid_size":21.0,"ask":266.7,"ask_size":5.0,"iv":0.1808,"open_interest":17.0,"volume":2.0,"delta":0.6199,"gamma":0.0008,"vega":10.3235,"theta":-1.5336,"rho":6.3254,"theo":265.7724,"change":20.34,"open":267.68,"high":281.74,"low":267.68,"tick":"up","last_trade_price":281.74,"last_trade_time":"2026-02-18T15:50:39","percent_change":7.78118,"prev_day_close":276.650009155273},{"option":"SPX260417P06755000","bid":134.4,"bid_size":21.0,"ask":135.6,"ask_size":21.0,"iv":0.1811,"open_interest":947.0,"volume":11.0,"delta":-0.3802,"gamma":0.0008,"vega":10.3235,"theta":-1.5836,"rho":-4.339,"theo":134.7155,"change":-8.9,"open":116.4,"high":126.5,"low":116.4,"tick":"up","last_trade_price":126.5,"last_trade_time":"2026-02-18T14:36:15","percent_change":-6.57311,"prev_day_close":124.950000762939},{"option":"SPX260417C06760000","bid":261.7,"bid_size":19.0,"ask":263.0,"ask_size":20.0,"iv":0.1802,"open_interest":18.0,"volume":0.0,"delta":0.6163,"gamma":0.0008,"vega":10.3515,"theta":-1.5338,"rho":6.2923,"theo":262.1586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":325.5,"last_trade_time":"2026-01-23T10:07:10","percent_change":0.0,"prev_day_close":272.949996948242},{"option":"SPX260417P06760000","bid":135.6,"bid_size":28.0,"ask":136.9,"ask_size":37.0,"iv":0.1803,"open_interest":703.0,"volume":44.0,"delta":-0.3838,"gamma":0.0008,"vega":10.3515,"theta":-1.5819,"rho":-4.38,"theo":136.0685,"change":-17.53,"open":135.1,"high":135.1,"low":119.27,"tick":"no_change","last_trade_price":119.27,"last_trade_time":"2026-02-18T10:04:26","percent_change":-12.8143,"prev_day_close":126.25},{"option":"SPX260417C06765000","bid":258.1,"bid_size":19.0,"ask":259.4,"ask_size":17.0,"iv":0.1795,"open_interest":2.0,"volume":0.0,"delta":0.6126,"gamma":0.0008,"vega":10.379,"theta":-1.5337,"rho":6.2587,"theo":258.5598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":368.4,"last_trade_time":"2026-01-07T14:09:43","percent_change":0.0,"prev_day_close":269.25},{"option":"SPX260417P06765000","bid":137.1,"bid_size":20.0,"ask":138.3,"ask_size":20.0,"iv":0.1797,"open_interest":520.0,"volume":0.0,"delta":-0.3874,"gamma":0.0008,"vega":10.379,"theta":-1.58,"rho":-4.4214,"theo":137.4365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.81,"last_trade_time":"2026-02-13T15:15:21","percent_change":0.0,"prev_day_close":127.549999237061},{"option":"SPX260417C06770000","bid":254.5,"bid_size":19.0,"ask":255.8,"ask_size":21.0,"iv":0.1788,"open_interest":300.0,"volume":0.0,"delta":0.6089,"gamma":0.0008,"vega":10.4059,"theta":-1.5336,"rho":6.2247,"theo":254.9763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":257.9,"last_trade_time":"2026-02-05T12:03:22","percent_change":0.0,"prev_day_close":265.600006103516},{"option":"SPX260417P06770000","bid":138.4,"bid_size":36.0,"ask":139.6,"ask_size":27.0,"iv":0.1789,"open_interest":712.0,"volume":13.0,"delta":-0.3911,"gamma":0.0008,"vega":10.4059,"theta":-1.5779,"rho":-4.4634,"theo":138.8198,"change":-19.53,"open":117.97,"high":120.07,"low":117.97,"tick":"up","last_trade_price":120.07,"last_trade_time":"2026-02-18T11:54:10","percent_change":-13.99,"prev_day_close":128.849998474121},{"option":"SPX260417C06775000","bid":250.9,"bid_size":19.0,"ask":252.2,"ask_size":20.0,"iv":0.1782,"open_interest":51.0,"volume":0.0,"delta":0.6052,"gamma":0.0008,"vega":10.4322,"theta":-1.5332,"rho":6.1901,"theo":251.4083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":299.5,"last_trade_time":"2026-02-06T12:56:40","percent_change":0.0,"prev_day_close":261.949996948242},{"option":"SPX260417P06775000","bid":139.8,"bid_size":27.0,"ask":141.0,"ask_size":27.0,"iv":0.1782,"open_interest":815.0,"volume":432.0,"delta":-0.3948,"gamma":0.0008,"vega":10.4322,"theta":-1.5757,"rho":-4.5058,"theo":140.2186,"change":-10.05,"open":131.7,"high":132.1,"low":117.5,"tick":"up","last_trade_price":131.0,"last_trade_time":"2026-02-18T14:34:20","percent_change":-7.12513,"prev_day_close":130.150001525879},{"option":"SPX260417C06780000","bid":247.4,"bid_size":14.0,"ask":248.6,"ask_size":20.0,"iv":0.1775,"open_interest":343.0,"volume":9.0,"delta":0.6015,"gamma":0.0008,"vega":10.4578,"theta":-1.5328,"rho":6.155,"theo":247.8561,"change":23.8,"open":267.4,"high":267.4,"low":267.4,"tick":"down","last_trade_price":267.4,"last_trade_time":"2026-02-18T10:09:14","percent_change":9.77011,"prev_day_close":258.349990844727},{"option":"SPX260417P06780000","bid":141.2,"bid_size":27.0,"ask":142.4,"ask_size":27.0,"iv":0.1776,"open_interest":818.0,"volume":13.0,"delta":-0.3986,"gamma":0.0008,"vega":10.4578,"theta":-1.5733,"rho":-4.5489,"theo":141.6332,"change":-5.5,"open":118.7,"high":137.0,"low":118.7,"tick":"up","last_trade_price":137.0,"last_trade_time":"2026-02-18T15:09:40","percent_change":-3.85965,"prev_day_close":131.5},{"option":"SPX260417C06785000","bid":243.8,"bid_size":19.0,"ask":245.2,"ask_size":17.0,"iv":0.1768,"open_interest":18.0,"volume":0.0,"delta":0.5977,"gamma":0.0008,"vega":10.4829,"theta":-1.5321,"rho":6.1192,"theo":244.3199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":261.5,"last_trade_time":"2026-01-21T13:19:49","percent_change":0.0,"prev_day_close":254.699996948242},{"option":"SPX260417P06785000","bid":142.6,"bid_size":27.0,"ask":144.0,"ask_size":21.0,"iv":0.1771,"open_interest":45.0,"volume":5.0,"delta":-0.4023,"gamma":0.0008,"vega":10.4829,"theta":-1.5707,"rho":-4.5925,"theo":143.0638,"change":-9.6,"open":135.3,"high":135.3,"low":132.7,"tick":"up","last_trade_price":134.4,"last_trade_time":"2026-02-18T14:36:15","percent_change":-6.66667,"prev_day_close":132.849998474121},{"option":"SPX260417C06790000","bid":240.3,"bid_size":19.0,"ask":241.6,"ask_size":27.0,"iv":0.1762,"open_interest":55.0,"volume":0.0,"delta":0.5939,"gamma":0.0008,"vega":10.5073,"theta":-1.5313,"rho":6.0828,"theo":240.8001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":338.5,"last_trade_time":"2026-01-16T15:54:35","percent_change":0.0,"prev_day_close":251.100006103516},{"option":"SPX260417P06790000","bid":144.1,"bid_size":21.0,"ask":145.4,"ask_size":38.0,"iv":0.1764,"open_interest":821.0,"volume":2.0,"delta":-0.4061,"gamma":0.0008,"vega":10.5073,"theta":-1.568,"rho":-4.6368,"theo":144.5108,"change":-24.35,"open":142.2,"high":142.2,"low":121.1,"tick":"down","last_trade_price":121.1,"last_trade_time":"2026-02-18T11:33:12","percent_change":-16.7411,"prev_day_close":134.199996948242},{"option":"SPX260417C06795000","bid":236.8,"bid_size":19.0,"ask":238.2,"ask_size":17.0,"iv":0.1756,"open_interest":35.0,"volume":4.0,"delta":0.59,"gamma":0.0008,"vega":10.5309,"theta":-1.5303,"rho":6.0459,"theo":237.2969,"change":30.5,"open":257.9,"high":263.7,"low":257.9,"tick":"up","last_trade_price":263.7,"last_trade_time":"2026-02-18T12:56:17","percent_change":13.0789,"prev_day_close":247.550003051758},{"option":"SPX260417P06795000","bid":145.5,"bid_size":33.0,"ask":146.9,"ask_size":21.0,"iv":0.1756,"open_interest":104.0,"volume":10.0,"delta":-0.41,"gamma":0.0008,"vega":10.5309,"theta":-1.5651,"rho":-4.6816,"theo":145.9744,"change":-8.1,"open":127.3,"high":138.9,"low":122.5,"tick":"up","last_trade_price":138.9,"last_trade_time":"2026-02-18T14:36:21","percent_change":-5.5102,"prev_day_close":135.600006103516},{"option":"SPX260417C06800000","bid":233.3,"bid_size":42.0,"ask":234.7,"ask_size":46.0,"iv":0.1748,"open_interest":4099.0,"volume":45.0,"delta":0.5862,"gamma":0.0008,"vega":10.5538,"theta":-1.5291,"rho":6.0085,"theo":233.8106,"change":16.0,"open":258.87,"high":261.25,"low":240.65,"tick":"down","last_trade_price":245.8,"last_trade_time":"2026-02-18T16:06:38","percent_change":6.96257,"prev_day_close":243.849998474121},{"option":"SPX260417P06800000","bid":147.0,"bid_size":60.0,"ask":148.2,"ask_size":63.0,"iv":0.1749,"open_interest":14268.0,"volume":936.0,"delta":-0.4139,"gamma":0.0008,"vega":10.5538,"theta":-1.5621,"rho":-4.7269,"theo":147.4549,"change":9.55,"open":143.75,"high":147.6,"low":121.67,"tick":"up","last_trade_price":136.0,"last_trade_time":"2026-02-18T16:01:42","percent_change":6.97335,"prev_day_close":136.949996948242},{"option":"SPX260417C06805000","bid":229.8,"bid_size":19.0,"ask":231.1,"ask_size":16.0,"iv":0.1742,"open_interest":16.0,"volume":0.0,"delta":0.5822,"gamma":0.0008,"vega":10.5758,"theta":-1.5278,"rho":5.9707,"theo":230.3415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":241.8,"last_trade_time":"2026-02-12T13:24:33","percent_change":0.0,"prev_day_close":240.399993896484},{"option":"SPX260417P06805000","bid":148.4,"bid_size":33.0,"ask":149.8,"ask_size":21.0,"iv":0.1743,"open_interest":78.0,"volume":0.0,"delta":-0.4178,"gamma":0.0008,"vega":10.5758,"theta":-1.5588,"rho":-4.7726,"theo":148.9526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.55,"last_trade_time":"2026-02-17T13:20:21","percent_change":0.0,"prev_day_close":138.399993896484},{"option":"SPX260417C06810000","bid":226.4,"bid_size":17.0,"ask":227.6,"ask_size":20.0,"iv":0.1735,"open_interest":101.0,"volume":1.0,"delta":0.5783,"gamma":0.0008,"vega":10.5969,"theta":-1.5262,"rho":5.9324,"theo":226.8897,"change":28.02,"open":250.92,"high":250.92,"low":250.92,"tick":"up","last_trade_price":250.92,"last_trade_time":"2026-02-18T11:04:32","percent_change":12.5707,"prev_day_close":236.849998474121},{"option":"SPX260417P06810000","bid":150.0,"bid_size":27.0,"ask":151.2,"ask_size":24.0,"iv":0.1736,"open_interest":154.0,"volume":16.0,"delta":-0.4217,"gamma":0.0008,"vega":10.5969,"theta":-1.5554,"rho":-4.8188,"theo":150.4676,"change":-15.2,"open":126.86,"high":142.9,"low":124.45,"tick":"no_change","last_trade_price":136.35,"last_trade_time":"2026-02-18T15:59:05","percent_change":-10.0297,"prev_day_close":139.849998474121},{"option":"SPX260417C06815000","bid":222.9,"bid_size":24.0,"ask":224.2,"ask_size":18.0,"iv":0.1728,"open_interest":23.0,"volume":0.0,"delta":0.5743,"gamma":0.0008,"vega":10.617,"theta":-1.5245,"rho":5.8938,"theo":223.4555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.63,"last_trade_time":"2026-02-17T10:32:11","percent_change":0.0,"prev_day_close":233.300003051758},{"option":"SPX260417P06815000","bid":151.5,"bid_size":27.0,"ask":152.8,"ask_size":19.0,"iv":0.173,"open_interest":235.0,"volume":0.0,"delta":-0.4257,"gamma":0.0008,"vega":10.617,"theta":-1.5518,"rho":-4.8652,"theo":152.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.5,"last_trade_time":"2026-02-17T12:26:28","percent_change":0.0,"prev_day_close":141.300003051758},{"option":"SPX260417C06820000","bid":219.5,"bid_size":24.0,"ask":220.8,"ask_size":30.0,"iv":0.1722,"open_interest":19.0,"volume":0.0,"delta":0.5703,"gamma":0.0008,"vega":10.6362,"theta":-1.5227,"rho":5.8551,"theo":220.0389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.38,"last_trade_time":"2026-02-13T15:44:00","percent_change":0.0,"prev_day_close":229.800003051758},{"option":"SPX260417P06820000","bid":153.0,"bid_size":26.0,"ask":154.3,"ask_size":20.0,"iv":0.1722,"open_interest":464.0,"volume":12.0,"delta":-0.4297,"gamma":0.0008,"vega":10.6362,"theta":-1.548,"rho":-4.9118,"theo":153.5504,"change":-4.45,"open":128.6,"high":150.25,"low":128.6,"tick":"up","last_trade_price":150.25,"last_trade_time":"2026-02-18T15:23:14","percent_change":-2.87653,"prev_day_close":142.75},{"option":"SPX260417C06825000","bid":216.1,"bid_size":25.0,"ask":217.3,"ask_size":23.0,"iv":0.1715,"open_interest":163.0,"volume":20.0,"delta":0.5662,"gamma":0.0008,"vega":10.6544,"theta":-1.5206,"rho":5.8161,"theo":216.6403,"change":10.55,"open":226.13,"high":226.13,"low":221.4,"tick":"down","last_trade_price":223.3,"last_trade_time":"2026-02-18T15:36:50","percent_change":4.95887,"prev_day_close":226.25},{"option":"SPX260417P06825000","bid":154.7,"bid_size":8.0,"ask":155.8,"ask_size":56.0,"iv":0.1715,"open_interest":2500.0,"volume":276.0,"delta":-0.4338,"gamma":0.0008,"vega":10.6544,"theta":-1.5441,"rho":-4.9587,"theo":155.1186,"change":-15.22,"open":137.26,"high":147.2,"low":130.4,"tick":"down","last_trade_price":141.13,"last_trade_time":"2026-02-18T15:59:11","percent_change":-9.73457,"prev_day_close":144.25},{"option":"SPX260417C06830000","bid":212.7,"bid_size":25.0,"ask":214.0,"ask_size":23.0,"iv":0.1708,"open_interest":78.0,"volume":2.0,"delta":0.5622,"gamma":0.0008,"vega":10.6716,"theta":-1.5183,"rho":5.777,"theo":213.2596,"change":5.65,"open":215.43,"high":215.43,"low":215.05,"tick":"down","last_trade_price":215.05,"last_trade_time":"2026-02-18T15:23:14","percent_change":2.69819,"prev_day_close":222.849998474121},{"option":"SPX260417P06830000","bid":156.2,"bid_size":25.0,"ask":157.4,"ask_size":32.0,"iv":0.1708,"open_interest":882.0,"volume":15.0,"delta":-0.4379,"gamma":0.0008,"vega":10.6716,"theta":-1.5399,"rho":-5.0057,"theo":156.7047,"change":-4.65,"open":148.5,"high":153.35,"low":131.35,"tick":"up","last_trade_price":153.35,"last_trade_time":"2026-02-18T15:23:14","percent_change":-2.94304,"prev_day_close":145.75},{"option":"SPX260417C06835000","bid":209.4,"bid_size":25.0,"ask":210.8,"ask_size":24.0,"iv":0.1701,"open_interest":54.0,"volume":1.0,"delta":0.558,"gamma":0.0008,"vega":10.6878,"theta":-1.5159,"rho":5.7376,"theo":209.8971,"change":31.1,"open":237.2,"high":237.2,"low":237.2,"tick":"up","last_trade_price":237.2,"last_trade_time":"2026-02-18T13:03:59","percent_change":15.0898,"prev_day_close":219.399993896484},{"option":"SPX260417P06835000","bid":157.8,"bid_size":25.0,"ask":159.1,"ask_size":20.0,"iv":0.1703,"open_interest":128.0,"volume":1.0,"delta":-0.442,"gamma":0.0008,"vega":10.6878,"theta":-1.5356,"rho":-5.053,"theo":158.309,"change":-28.18,"open":131.42,"high":131.42,"low":131.42,"tick":"down","last_trade_price":131.42,"last_trade_time":"2026-02-18T13:03:59","percent_change":-17.6566,"prev_day_close":147.25},{"option":"SPX260417C06840000","bid":206.0,"bid_size":25.0,"ask":207.2,"ask_size":21.0,"iv":0.1695,"open_interest":237.0,"volume":2.0,"delta":0.5539,"gamma":0.0009,"vega":10.703,"theta":-1.5133,"rho":5.698,"theo":206.553,"change":5.45,"open":208.71,"high":208.71,"low":208.25,"tick":"down","last_trade_price":208.25,"last_trade_time":"2026-02-18T15:23:14","percent_change":2.68738,"prev_day_close":216.0},{"option":"SPX260417P06840000","bid":159.4,"bid_size":25.0,"ask":160.7,"ask_size":25.0,"iv":0.1695,"open_interest":763.0,"volume":9.0,"delta":-0.4462,"gamma":0.0009,"vega":10.703,"theta":-1.5311,"rho":-5.1004,"theo":159.9317,"change":-7.8,"open":157.0,"high":157.0,"low":144.05,"tick":"up","last_trade_price":153.5,"last_trade_time":"2026-02-18T15:00:49","percent_change":-4.83571,"prev_day_close":148.800003051758},{"option":"SPX260417C06845000","bid":202.7,"bid_size":25.0,"ask":204.1,"ask_size":24.0,"iv":0.1688,"open_interest":24.0,"volume":1.0,"delta":0.5497,"gamma":0.0009,"vega":10.7171,"theta":-1.5105,"rho":5.6582,"theo":203.2273,"change":9.45,"open":209.0,"high":209.0,"low":209.0,"tick":"up","last_trade_price":209.0,"last_trade_time":"2026-02-18T09:42:46","percent_change":4.73565,"prev_day_close":212.600006103516},{"option":"SPX260417P06845000","bid":161.1,"bid_size":19.0,"ask":162.4,"ask_size":19.0,"iv":0.169,"open_interest":217.0,"volume":1.0,"delta":-0.4504,"gamma":0.0009,"vega":10.7171,"theta":-1.5264,"rho":-5.1482,"theo":161.5728,"change":-11.55,"open":151.5,"high":151.5,"low":151.5,"tick":"down","last_trade_price":151.5,"last_trade_time":"2026-02-18T09:44:16","percent_change":-7.08372,"prev_day_close":150.349998474121},{"option":"SPX260417C06850000","bid":199.4,"bid_size":22.0,"ask":200.6,"ask_size":44.0,"iv":0.1681,"open_interest":2598.0,"volume":252.0,"delta":0.5454,"gamma":0.0009,"vega":10.7302,"theta":-1.5074,"rho":5.6179,"theo":199.9204,"change":11.8,"open":197.6,"high":224.2,"low":197.6,"tick":"down","last_trade_price":208.1,"last_trade_time":"2026-02-18T15:40:44","percent_change":6.01121,"prev_day_close":209.099998474121},{"option":"SPX260417P06850000","bid":162.7,"bid_size":35.0,"ask":164.0,"ask_size":57.0,"iv":0.1682,"open_interest":4794.0,"volume":853.0,"delta":-0.4546,"gamma":0.0009,"vega":10.7302,"theta":-1.5214,"rho":-5.1964,"theo":163.2327,"change":9.27,"open":161.0,"high":161.6,"low":137.35,"tick":"up","last_trade_price":151.21,"last_trade_time":"2026-02-18T15:59:46","percent_change":6.10069,"prev_day_close":151.949996948242},{"option":"SPX260417C06855000","bid":196.1,"bid_size":26.0,"ask":197.5,"ask_size":26.0,"iv":0.1674,"open_interest":172.0,"volume":0.0,"delta":0.5412,"gamma":0.0009,"vega":10.7422,"theta":-1.5042,"rho":5.5771,"theo":196.6326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":195.1,"last_trade_time":"2026-02-17T15:16:19","percent_change":0.0,"prev_day_close":205.800003051758},{"option":"SPX260417P06855000","bid":164.4,"bid_size":21.0,"ask":165.7,"ask_size":18.0,"iv":0.1676,"open_interest":155.0,"volume":0.0,"delta":-0.4589,"gamma":0.0009,"vega":10.7422,"theta":-1.5164,"rho":-5.245,"theo":164.9117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.6,"last_trade_time":"2026-02-17T15:29:28","percent_change":0.0,"prev_day_close":153.550003051758},{"option":"SPX260417C06860000","bid":192.8,"bid_size":26.0,"ask":194.1,"ask_size":23.0,"iv":0.1668,"open_interest":200.0,"volume":154.0,"delta":0.5369,"gamma":0.0009,"vega":10.7532,"theta":-1.5008,"rho":5.5358,"theo":193.3641,"change":6.1,"open":200.4,"high":219.17,"low":194.9,"tick":"up","last_trade_price":195.9,"last_trade_time":"2026-02-18T15:30:29","percent_change":3.21391,"prev_day_close":202.349998474121},{"option":"SPX260417P06860000","bid":166.1,"bid_size":21.0,"ask":167.4,"ask_size":23.0,"iv":0.1669,"open_interest":441.0,"volume":137.0,"delta":-0.4632,"gamma":0.0009,"vega":10.7532,"theta":-1.511,"rho":-5.2942,"theo":166.61,"change":-18.25,"open":152.0,"high":161.6,"low":141.0,"tick":"down","last_trade_price":149.9,"last_trade_time":"2026-02-18T15:53:30","percent_change":-10.8534,"prev_day_close":155.150001525879},{"option":"SPX260417C06865000","bid":189.6,"bid_size":26.0,"ask":191.0,"ask_size":26.0,"iv":0.1661,"open_interest":106.0,"volume":3.0,"delta":0.5325,"gamma":0.0009,"vega":10.763,"theta":-1.4972,"rho":5.4938,"theo":190.1155,"change":14.4,"open":195.1,"high":201.0,"low":195.1,"tick":"up","last_trade_price":201.0,"last_trade_time":"2026-02-18T16:14:20","percent_change":7.71704,"prev_day_close":199.050003051758},{"option":"SPX260417P06865000","bid":167.8,"bid_size":27.0,"ask":169.2,"ask_size":21.0,"iv":0.1662,"open_interest":138.0,"volume":2.0,"delta":-0.4675,"gamma":0.0009,"vega":10.763,"theta":-1.5056,"rho":-5.3441,"theo":168.3282,"change":5.75,"open":147.7,"high":160.09,"low":147.7,"tick":"up","last_trade_price":160.09,"last_trade_time":"2026-02-18T14:51:25","percent_change":3.66826,"prev_day_close":156.75},{"option":"SPX260417C06870000","bid":186.3,"bid_size":37.0,"ask":187.6,"ask_size":24.0,"iv":0.1655,"open_interest":339.0,"volume":6.0,"delta":0.5282,"gamma":0.0009,"vega":10.7718,"theta":-1.4934,"rho":5.4512,"theo":186.887,"change":13.8,"open":185.9,"high":197.3,"low":185.9,"tick":"up","last_trade_price":197.3,"last_trade_time":"2026-02-18T16:11:46","percent_change":7.52044,"prev_day_close":195.849998474121},{"option":"SPX260417P06870000","bid":169.6,"bid_size":19.0,"ask":170.8,"ask_size":31.0,"iv":0.1655,"open_interest":860.0,"volume":7.0,"delta":-0.4719,"gamma":0.0009,"vega":10.7718,"theta":-1.4999,"rho":-5.3946,"theo":170.0665,"change":-9.8,"open":148.5,"high":161.9,"low":145.63,"tick":"up","last_trade_price":161.9,"last_trade_time":"2026-02-18T15:32:04","percent_change":-5.70763,"prev_day_close":158.449996948242},{"option":"SPX260417C06875000","bid":183.1,"bid_size":48.0,"ask":184.4,"ask_size":59.0,"iv":0.1648,"open_interest":1096.0,"volume":17.0,"delta":0.5238,"gamma":0.0009,"vega":10.7794,"theta":-1.4894,"rho":5.4079,"theo":183.6791,"change":14.7,"open":188.0,"high":207.63,"low":188.0,"tick":"up","last_trade_price":195.0,"last_trade_time":"2026-02-18T15:46:47","percent_change":8.15308,"prev_day_close":192.400001525879},{"option":"SPX260417P06875000","bid":171.0,"bid_size":53.0,"ask":172.6,"ask_size":50.0,"iv":0.1647,"open_interest":2547.0,"volume":20.0,"delta":-0.4763,"gamma":0.0009,"vega":10.7794,"theta":-1.494,"rho":-5.4458,"theo":171.8254,"change":-10.85,"open":168.15,"high":168.15,"low":143.53,"tick":"down","last_trade_price":162.7,"last_trade_time":"2026-02-18T15:02:18","percent_change":-6.2518,"prev_day_close":160.099998474121},{"option":"SPX260417C06880000","bid":180.0,"bid_size":23.0,"ask":181.2,"ask_size":24.0,"iv":0.1641,"open_interest":174.0,"volume":5.0,"delta":0.5193,"gamma":0.0009,"vega":10.7858,"theta":-1.4852,"rho":5.3639,"theo":180.4923,"change":25.1,"open":202.2,"high":202.2,"low":202.2,"tick":"up","last_trade_price":202.2,"last_trade_time":"2026-02-18T11:14:00","percent_change":14.1728,"prev_day_close":189.300003051758},{"option":"SPX260417P06880000","bid":172.7,"bid_size":24.0,"ask":174.4,"ask_size":20.0,"iv":0.164,"open_interest":228.0,"volume":0.0,"delta":-0.4807,"gamma":0.0009,"vega":10.7858,"theta":-1.4879,"rho":-5.4977,"theo":173.6054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.3,"last_trade_time":"2026-02-17T15:58:10","percent_change":0.0,"prev_day_close":161.849998474121},{"option":"SPX260417C06885000","bid":176.8,"bid_size":26.0,"ask":178.2,"ask_size":26.0,"iv":0.1634,"open_interest":183.0,"volume":21.0,"delta":0.5148,"gamma":0.0009,"vega":10.7909,"theta":-1.4808,"rho":5.3193,"theo":177.3269,"change":18.1,"open":199.1,"high":199.1,"low":188.0,"tick":"up","last_trade_price":192.2,"last_trade_time":"2026-02-18T15:53:48","percent_change":10.3963,"prev_day_close":186.0},{"option":"SPX260417P06885000","bid":174.5,"bid_size":19.0,"ask":176.4,"ask_size":19.0,"iv":0.1635,"open_interest":513.0,"volume":10.0,"delta":-0.4852,"gamma":0.0009,"vega":10.7909,"theta":-1.4815,"rho":-5.5501,"theo":175.4068,"change":-6.95,"open":175.0,"high":175.0,"low":154.5,"tick":"down","last_trade_price":154.5,"last_trade_time":"2026-02-18T13:48:39","percent_change":-4.24947,"prev_day_close":163.550003051758},{"option":"SPX260417C06890000","bid":173.7,"bid_size":38.0,"ask":174.9,"ask_size":48.0,"iv":0.1628,"open_interest":162.0,"volume":38.0,"delta":0.5103,"gamma":0.0009,"vega":10.7947,"theta":-1.4762,"rho":5.2743,"theo":174.1834,"change":-7.52,"open":178.3,"high":196.6,"low":173.2,"tick":"up","last_trade_price":188.0,"last_trade_time":"2026-02-18T15:50:47","percent_change":-4.11379,"prev_day_close":182.800003051758},{"option":"SPX260417P06890000","bid":176.4,"bid_size":53.0,"ask":178.0,"ask_size":51.0,"iv":0.1627,"open_interest":586.0,"volume":22.0,"delta":-0.4897,"gamma":0.0009,"vega":10.7947,"theta":-1.475,"rho":-5.603,"theo":177.2301,"change":11.12,"open":172.71,"high":173.6,"low":149.5,"tick":"no_change","last_trade_price":162.1,"last_trade_time":"2026-02-18T15:47:33","percent_change":6.7292,"prev_day_close":165.25},{"option":"SPX260417C06895000","bid":170.5,"bid_size":26.0,"ask":171.8,"ask_size":19.0,"iv":0.1621,"open_interest":358.0,"volume":53.0,"delta":0.5058,"gamma":0.0009,"vega":10.7972,"theta":-1.4713,"rho":5.2289,"theo":171.0621,"change":7.1,"open":175.2,"high":194.5,"low":170.5,"tick":"up","last_trade_price":174.9,"last_trade_time":"2026-02-18T14:58:53","percent_change":4.23123,"prev_day_close":179.600006103516},{"option":"SPX260417P06895000","bid":178.2,"bid_size":19.0,"ask":180.1,"ask_size":17.0,"iv":0.1621,"open_interest":61.0,"volume":3.0,"delta":-0.4943,"gamma":0.0009,"vega":10.7972,"theta":-1.4683,"rho":-5.6563,"theo":179.0756,"change":-19.55,"open":156.5,"high":161.5,"low":156.5,"tick":"up","last_trade_price":161.5,"last_trade_time":"2026-02-18T15:56:36","percent_change":-10.7981,"prev_day_close":167.050003051758},{"option":"SPX260417C06900000","bid":167.5,"bid_size":29.0,"ask":168.7,"ask_size":49.0,"iv":0.1614,"open_interest":5088.0,"volume":531.0,"delta":0.5012,"gamma":0.0009,"vega":10.7983,"theta":-1.4662,"rho":5.1832,"theo":167.9633,"change":18.97,"open":170.4,"high":191.25,"low":167.5,"tick":"no_change","last_trade_price":183.72,"last_trade_time":"2026-02-18T15:55:07","percent_change":11.5144,"prev_day_close":176.299995422363},{"option":"SPX260417P06900000","bid":180.1,"bid_size":53.0,"ask":181.7,"ask_size":50.0,"iv":0.1613,"open_interest":7606.0,"volume":817.0,"delta":-0.4988,"gamma":0.0009,"vega":10.7983,"theta":-1.4613,"rho":-5.7099,"theo":180.9436,"change":0.14,"open":178.7,"high":178.7,"low":151.03,"tick":"down","last_trade_price":163.32,"last_trade_time":"2026-02-18T15:53:47","percent_change":0.0829147,"prev_day_close":168.849998474121},{"option":"SPX260417C06905000","bid":164.4,"bid_size":26.0,"ask":165.8,"ask_size":26.0,"iv":0.1608,"open_interest":314.0,"volume":148.0,"delta":0.4966,"gamma":0.0009,"vega":10.7981,"theta":-1.461,"rho":5.1374,"theo":164.8873,"change":15.25,"open":167.8,"high":187.2,"low":164.0,"tick":"no_change","last_trade_price":177.0,"last_trade_time":"2026-02-18T15:50:32","percent_change":9.42813,"prev_day_close":173.200004577637},{"option":"SPX260417P06905000","bid":182.0,"bid_size":19.0,"ask":183.8,"ask_size":17.0,"iv":0.1608,"open_interest":176.0,"volume":26.0,"delta":-0.5035,"gamma":0.0009,"vega":10.7981,"theta":-1.4541,"rho":-5.7636,"theo":182.8344,"change":-30.77,"open":157.1,"high":157.1,"low":154.08,"tick":"down","last_trade_price":154.08,"last_trade_time":"2026-02-18T12:53:51","percent_change":-16.6459,"prev_day_close":170.650001525879},{"option":"SPX260417C06910000","bid":161.3,"bid_size":40.0,"ask":162.6,"ask_size":24.0,"iv":0.1601,"open_interest":173.0,"volume":73.0,"delta":0.4919,"gamma":0.0009,"vega":10.7965,"theta":-1.4555,"rho":5.0914,"theo":161.8343,"change":18.0,"open":180.5,"high":185.5,"low":162.7,"tick":"up","last_trade_price":176.8,"last_trade_time":"2026-02-18T15:56:51","percent_change":11.335,"prev_day_close":170.0},{"option":"SPX260417P06910000","bid":183.9,"bid_size":53.0,"ask":185.5,"ask_size":48.0,"iv":0.16,"open_interest":1142.0,"volume":35.0,"delta":-0.5081,"gamma":0.0009,"vega":10.7965,"theta":-1.4467,"rho":-5.8174,"theo":184.7483,"change":-29.35,"open":159.56,"high":159.56,"low":157.5,"tick":"down","last_trade_price":157.5,"last_trade_time":"2026-02-18T12:10:43","percent_change":-15.7078,"prev_day_close":172.449996948242},{"option":"SPX260417C06915000","bid":158.3,"bid_size":27.0,"ask":159.6,"ask_size":20.0,"iv":0.1595,"open_interest":141.0,"volume":3.0,"delta":0.4872,"gamma":0.0009,"vega":10.7936,"theta":-1.4498,"rho":5.0454,"theo":158.8047,"change":11.3,"open":167.1,"high":167.1,"low":167.1,"tick":"no_change","last_trade_price":167.1,"last_trade_time":"2026-02-18T14:40:59","percent_change":7.25289,"prev_day_close":167.0},{"option":"SPX260417P06915000","bid":185.8,"bid_size":19.0,"ask":187.7,"ask_size":17.0,"iv":0.1594,"open_interest":184.0,"volume":0.0,"delta":-0.5128,"gamma":0.0009,"vega":10.7936,"theta":-1.4391,"rho":-5.8714,"theo":186.6854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":190.0,"last_trade_time":"2026-02-17T15:27:19","percent_change":0.0,"prev_day_close":174.349998474121},{"option":"SPX260417C06920000","bid":155.3,"bid_size":36.0,"ask":156.6,"ask_size":25.0,"iv":0.1588,"open_interest":620.0,"volume":0.0,"delta":0.4825,"gamma":0.0009,"vega":10.7892,"theta":-1.4438,"rho":4.9991,"theo":155.7986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":157.8,"last_trade_time":"2026-02-17T11:23:18","percent_change":0.0,"prev_day_close":163.899993896484},{"option":"SPX260417P06920000","bid":187.8,"bid_size":23.0,"ask":189.5,"ask_size":63.0,"iv":0.1587,"open_interest":416.0,"volume":11.0,"delta":-0.5175,"gamma":0.0009,"vega":10.7892,"theta":-1.4313,"rho":-5.9255,"theo":188.6461,"change":-19.91,"open":161.8,"high":170.99,"low":160.5,"tick":"up","last_trade_price":170.99,"last_trade_time":"2026-02-18T15:53:00","percent_change":-10.4295,"prev_day_close":176.25},{"option":"SPX260417C06925000","bid":152.3,"bid_size":38.0,"ask":153.6,"ask_size":24.0,"iv":0.1581,"open_interest":1028.0,"volume":152.0,"delta":0.4778,"gamma":0.0009,"vega":10.7834,"theta":-1.4377,"rho":4.9526,"theo":152.8164,"change":10.58,"open":170.61,"high":170.61,"low":160.48,"tick":"down","last_trade_price":160.48,"last_trade_time":"2026-02-18T14:40:52","percent_change":7.05804,"prev_day_close":160.800003051758},{"option":"SPX260417P06925000","bid":189.8,"bid_size":53.0,"ask":191.5,"ask_size":39.0,"iv":0.158,"open_interest":2273.0,"volume":248.0,"delta":-0.5223,"gamma":0.0009,"vega":10.7834,"theta":-1.4233,"rho":-5.9799,"theo":190.6307,"change":-10.93,"open":163.95,"high":182.02,"low":163.03,"tick":"up","last_trade_price":182.02,"last_trade_time":"2026-02-18T14:40:52","percent_change":-5.66468,"prev_day_close":178.150001525879},{"option":"SPX260417C06930000","bid":149.4,"bid_size":43.0,"ask":150.7,"ask_size":25.0,"iv":0.1575,"open_interest":56.0,"volume":37.0,"delta":0.473,"gamma":0.0009,"vega":10.7761,"theta":-1.4313,"rho":4.9058,"theo":149.8584,"change":7.0,"open":169.4,"high":172.0,"low":154.0,"tick":"down","last_trade_price":154.0,"last_trade_time":"2026-02-18T15:31:59","percent_change":4.7619,"prev_day_close":157.75},{"option":"SPX260417P06930000","bid":191.8,"bid_size":23.0,"ask":193.5,"ask_size":17.0,"iv":0.1573,"open_interest":571.0,"volume":9.0,"delta":-0.5271,"gamma":0.0009,"vega":10.7761,"theta":-1.415,"rho":-6.0346,"theo":192.6396,"change":-10.58,"open":184.37,"high":184.59,"low":184.37,"tick":"down","last_trade_price":184.42,"last_trade_time":"2026-02-18T14:39:45","percent_change":-5.42564,"prev_day_close":180.050003051758},{"option":"SPX260417C06935000","bid":146.5,"bid_size":27.0,"ask":147.9,"ask_size":26.0,"iv":0.1568,"open_interest":24.0,"volume":2.0,"delta":0.4681,"gamma":0.0009,"vega":10.7673,"theta":-1.4248,"rho":4.8585,"theo":146.9253,"change":12.65,"open":161.0,"high":161.0,"low":156.8,"tick":"down","last_trade_price":156.8,"last_trade_time":"2026-02-18T15:59:57","percent_change":8.77558,"prev_day_close":154.699996948242},{"option":"SPX260417P06935000","bid":193.9,"bid_size":19.0,"ask":195.7,"ask_size":17.0,"iv":0.1568,"open_interest":40.0,"volume":3.0,"delta":-0.5319,"gamma":0.0009,"vega":10.7673,"theta":-1.4066,"rho":-6.0899,"theo":194.6732,"change":-21.55,"open":175.39,"high":175.7,"low":175.39,"tick":"down","last_trade_price":175.55,"last_trade_time":"2026-02-18T15:56:44","percent_change":-10.9335,"prev_day_close":182.050003051758},{"option":"SPX260417C06940000","bid":143.6,"bid_size":44.0,"ask":144.8,"ask_size":23.0,"iv":0.1562,"open_interest":189.0,"volume":0.0,"delta":0.4633,"gamma":0.0009,"vega":10.7568,"theta":-1.418,"rho":4.8105,"theo":144.0173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.0,"last_trade_time":"2026-02-17T10:06:17","percent_change":0.0,"prev_day_close":151.800003051758},{"option":"SPX260417P06940000","bid":195.9,"bid_size":23.0,"ask":197.6,"ask_size":21.0,"iv":0.156,"open_interest":239.0,"volume":28.0,"delta":-0.5367,"gamma":0.0009,"vega":10.7568,"theta":-1.3979,"rho":-6.1457,"theo":196.732,"change":-27.3,"open":177.05,"high":177.05,"low":167.34,"tick":"up","last_trade_price":171.9,"last_trade_time":"2026-02-18T13:35:57","percent_change":-13.7048,"prev_day_close":183.949996948242},{"option":"SPX260417C06945000","bid":140.7,"bid_size":27.0,"ask":142.0,"ask_size":20.0,"iv":0.1555,"open_interest":144.0,"volume":75.0,"delta":0.4584,"gamma":0.0009,"vega":10.7447,"theta":-1.411,"rho":4.7619,"theo":141.1352,"change":21.55,"open":159.85,"high":160.97,"low":159.75,"tick":"down","last_trade_price":160.05,"last_trade_time":"2026-02-18T11:30:08","percent_change":15.5596,"prev_day_close":148.800003051758},{"option":"SPX260417P06945000","bid":198.0,"bid_size":19.0,"ask":199.9,"ask_size":17.0,"iv":0.1555,"open_interest":182.0,"volume":0.0,"delta":-0.5416,"gamma":0.0009,"vega":10.7447,"theta":-1.389,"rho":-6.2022,"theo":198.8167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":194.4,"last_trade_time":"2026-02-13T14:07:04","percent_change":0.0,"prev_day_close":185.949996948242},{"option":"SPX260417C06950000","bid":137.9,"bid_size":21.0,"ask":139.1,"ask_size":23.0,"iv":0.1548,"open_interest":4878.0,"volume":770.0,"delta":0.4535,"gamma":0.0009,"vega":10.7308,"theta":-1.4038,"rho":4.7126,"theo":138.2795,"change":15.75,"open":141.9,"high":157.67,"low":141.6,"tick":"down","last_trade_price":151.5,"last_trade_time":"2026-02-18T15:57:29","percent_change":11.6022,"prev_day_close":145.799995422363},{"option":"SPX260417P06950000","bid":200.1,"bid_size":50.0,"ask":202.0,"ask_size":37.0,"iv":0.1548,"open_interest":7417.0,"volume":262.0,"delta":-0.5466,"gamma":0.0009,"vega":10.7308,"theta":-1.3799,"rho":-6.2594,"theo":200.9279,"change":-32.46,"open":197.5,"high":197.5,"low":170.07,"tick":"up","last_trade_price":171.09,"last_trade_time":"2026-02-18T13:19:47","percent_change":-15.9469,"prev_day_close":188.0},{"option":"SPX260417C06955000","bid":135.1,"bid_size":16.0,"ask":136.3,"ask_size":19.0,"iv":0.1542,"open_interest":65.0,"volume":0.0,"delta":0.4485,"gamma":0.001,"vega":10.7152,"theta":-1.3963,"rho":4.6625,"theo":135.4509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":129.5,"last_trade_time":"2026-02-17T15:58:00","percent_change":0.0,"prev_day_close":142.949996948242},{"option":"SPX260417P06955000","bid":202.3,"bid_size":17.0,"ask":204.1,"ask_size":15.0,"iv":0.1543,"open_interest":69.0,"volume":0.0,"delta":-0.5515,"gamma":0.001,"vega":10.7152,"theta":-1.3705,"rho":-6.3173,"theo":203.0661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.5,"last_trade_time":"2026-02-12T12:44:27","percent_change":0.0,"prev_day_close":190.050003051758},{"option":"SPX260417C06960000","bid":132.3,"bid_size":21.0,"ask":133.5,"ask_size":25.0,"iv":0.1535,"open_interest":296.0,"volume":74.0,"delta":0.4436,"gamma":0.001,"vega":10.6978,"theta":-1.3887,"rho":4.6119,"theo":132.65,"change":15.77,"open":151.42,"high":151.42,"low":145.97,"tick":"down","last_trade_price":145.97,"last_trade_time":"2026-02-18T13:57:27","percent_change":12.1121,"prev_day_close":140.0},{"option":"SPX260417P06960000","bid":204.4,"bid_size":21.0,"ask":206.2,"ask_size":19.0,"iv":0.1534,"open_interest":814.0,"volume":0.0,"delta":-0.5565,"gamma":0.001,"vega":10.6978,"theta":-1.361,"rho":-6.3759,"theo":205.2319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":201.97,"last_trade_time":"2026-02-17T14:15:55","percent_change":0.0,"prev_day_close":192.150001525879},{"option":"SPX260417C06965000","bid":129.5,"bid_size":39.0,"ask":130.8,"ask_size":21.0,"iv":0.1529,"open_interest":352.0,"volume":32.0,"delta":0.4386,"gamma":0.001,"vega":10.6785,"theta":-1.3808,"rho":4.5608,"theo":129.8773,"change":21.05,"open":148.5,"high":148.5,"low":148.5,"tick":"no_change","last_trade_price":148.5,"last_trade_time":"2026-02-18T11:45:33","percent_change":16.5163,"prev_day_close":137.25},{"option":"SPX260417P06965000","bid":206.7,"bid_size":17.0,"ask":208.5,"ask_size":15.0,"iv":0.1529,"open_interest":615.0,"volume":0.0,"delta":-0.5615,"gamma":0.001,"vega":10.6785,"theta":-1.3512,"rho":-6.4348,"theo":207.426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.3,"last_trade_time":"2026-02-12T14:58:15","percent_change":0.0,"prev_day_close":194.25},{"option":"SPX260417C06970000","bid":126.8,"bid_size":34.0,"ask":128.0,"ask_size":24.0,"iv":0.1523,"open_interest":367.0,"volume":38.0,"delta":0.4335,"gamma":0.001,"vega":10.6575,"theta":-1.3727,"rho":4.5094,"theo":127.1333,"change":21.7,"open":141.97,"high":146.77,"low":141.97,"tick":"down","last_trade_price":146.6,"last_trade_time":"2026-02-18T11:33:14","percent_change":17.3739,"prev_day_close":134.399993896484},{"option":"SPX260417P06970000","bid":208.9,"bid_size":21.0,"ask":210.8,"ask_size":16.0,"iv":0.1522,"open_interest":556.0,"volume":0.0,"delta":-0.5665,"gamma":0.001,"vega":10.6575,"theta":-1.3412,"rho":-6.4941,"theo":209.6488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.9,"last_trade_time":"2026-02-17T14:19:18","percent_change":0.0,"prev_day_close":196.349998474121},{"option":"SPX260417C06975000","bid":124.1,"bid_size":34.0,"ask":125.3,"ask_size":60.0,"iv":0.1516,"open_interest":1665.0,"volume":14.0,"delta":0.4285,"gamma":0.001,"vega":10.6348,"theta":-1.3644,"rho":4.4579,"theo":124.4184,"change":21.02,"open":123.68,"high":143.27,"low":123.68,"tick":"up","last_trade_price":143.27,"last_trade_time":"2026-02-18T10:40:54","percent_change":17.1943,"prev_day_close":131.550003051758},{"option":"SPX260417P06975000","bid":211.1,"bid_size":47.0,"ask":212.9,"ask_size":19.0,"iv":0.1515,"open_interest":1557.0,"volume":17.0,"delta":-0.5716,"gamma":0.001,"vega":10.6348,"theta":-1.331,"rho":-6.5535,"theo":211.9007,"change":-28.52,"open":212.1,"high":212.1,"low":186.28,"tick":"down","last_trade_price":186.28,"last_trade_time":"2026-02-18T10:05:41","percent_change":-13.2775,"prev_day_close":198.550003051758},{"option":"SPX260417C06980000","bid":121.4,"bid_size":34.0,"ask":122.7,"ask_size":26.0,"iv":0.151,"open_interest":221.0,"volume":151.0,"delta":0.4234,"gamma":0.001,"vega":10.6104,"theta":-1.3559,"rho":4.4064,"theo":121.7329,"change":17.3,"open":139.3,"high":139.3,"low":136.2,"tick":"up","last_trade_price":136.9,"last_trade_time":"2026-02-18T13:29:46","percent_change":14.4649,"prev_day_close":128.800003051758},{"option":"SPX260417P06980000","bid":213.4,"bid_size":21.0,"ask":215.2,"ask_size":19.0,"iv":0.1508,"open_interest":542.0,"volume":0.0,"delta":-0.5767,"gamma":0.001,"vega":10.6104,"theta":-1.3206,"rho":-6.6129,"theo":214.182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":233.87,"last_trade_time":"2026-02-17T11:30:57","percent_change":0.0,"prev_day_close":200.75},{"option":"SPX260417C06985000","bid":118.8,"bid_size":17.0,"ask":120.0,"ask_size":21.0,"iv":0.1503,"open_interest":208.0,"volume":0.0,"delta":0.4183,"gamma":0.001,"vega":10.5843,"theta":-1.3471,"rho":4.3549,"theo":119.0772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.1,"last_trade_time":"2026-02-12T15:59:29","percent_change":0.0,"prev_day_close":126.049999237061},{"option":"SPX260417P06985000","bid":215.8,"bid_size":16.0,"ask":217.6,"ask_size":14.0,"iv":0.1503,"open_interest":357.0,"volume":10.0,"delta":-0.5818,"gamma":0.001,"vega":10.5843,"theta":-1.31,"rho":-6.6723,"theo":216.4931,"change":-30.43,"open":189.12,"high":189.12,"low":189.12,"tick":"up","last_trade_price":189.12,"last_trade_time":"2026-02-18T10:06:03","percent_change":-13.8602,"prev_day_close":202.949996948242},{"option":"SPX260417C06990000","bid":116.2,"bid_size":23.0,"ask":117.4,"ask_size":27.0,"iv":0.1497,"open_interest":83.0,"volume":18.0,"delta":0.4131,"gamma":0.001,"vega":10.5566,"theta":-1.3382,"rho":4.3034,"theo":116.4516,"change":14.12,"open":134.8,"high":135.2,"low":120.0,"tick":"up","last_trade_price":128.57,"last_trade_time":"2026-02-18T15:56:28","percent_change":12.3373,"prev_day_close":123.400001525879},{"option":"SPX260417P06990000","bid":218.1,"bid_size":20.0,"ask":219.9,"ask_size":18.0,"iv":0.1496,"open_interest":44.0,"volume":31.0,"delta":-0.5869,"gamma":0.001,"vega":10.5566,"theta":-1.2991,"rho":-6.7316,"theo":218.8343,"change":-23.73,"open":190.7,"high":198.22,"low":189.93,"tick":"up","last_trade_price":198.22,"last_trade_time":"2026-02-18T15:56:28","percent_change":-10.6916,"prev_day_close":205.199996948242},{"option":"SPX260417C06995000","bid":113.6,"bid_size":17.0,"ask":114.8,"ask_size":21.0,"iv":0.1491,"open_interest":161.0,"volume":12.0,"delta":0.408,"gamma":0.001,"vega":10.5272,"theta":-1.329,"rho":4.2519,"theo":113.8564,"change":20.2,"open":130.7,"high":132.1,"low":130.4,"tick":"no_change","last_trade_price":132.1,"last_trade_time":"2026-02-18T11:34:05","percent_change":18.0518,"prev_day_close":120.699996948242},{"option":"SPX260417P06995000","bid":220.5,"bid_size":16.0,"ask":222.4,"ask_size":14.0,"iv":0.1491,"open_interest":174.0,"volume":0.0,"delta":-0.5921,"gamma":0.001,"vega":10.5272,"theta":-1.2881,"rho":-6.791,"theo":221.2059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":174.1,"last_trade_time":"2026-02-11T15:56:08","percent_change":0.0,"prev_day_close":207.449996948242},{"option":"SPX260417C07000000","bid":111.1,"bid_size":19.0,"ask":112.2,"ask_size":62.0,"iv":0.1485,"open_interest":119250.0,"volume":1269.0,"delta":0.4028,"gamma":0.001,"vega":10.4961,"theta":-1.3197,"rho":4.2002,"theo":111.2919,"change":9.95,"open":114.75,"high":129.96,"low":114.4,"tick":"up","last_trade_price":119.4,"last_trade_time":"2026-02-18T16:06:38","percent_change":9.09091,"prev_day_close":117.950000762939},{"option":"SPX260417P07000000","bid":222.9,"bid_size":20.0,"ask":224.8,"ask_size":15.0,"iv":0.1484,"open_interest":117499.0,"volume":817.0,"delta":-0.5973,"gamma":0.001,"vega":10.4961,"theta":-1.2768,"rho":-6.8506,"theo":223.6082,"change":-18.82,"open":219.36,"high":219.36,"low":189.37,"tick":"down","last_trade_price":208.03,"last_trade_time":"2026-02-18T16:01:26","percent_change":-8.29623,"prev_day_close":209.75},{"option":"SPX260417C07005000","bid":108.5,"bid_size":27.0,"ask":109.7,"ask_size":21.0,"iv":0.1478,"open_interest":203.0,"volume":0.0,"delta":0.3976,"gamma":0.001,"vega":10.4631,"theta":-1.3101,"rho":4.1482,"theo":108.7586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.37,"last_trade_time":"2026-02-17T11:22:38","percent_change":0.0,"prev_day_close":115.400001525879},{"option":"SPX260417P07005000","bid":225.3,"bid_size":16.0,"ask":227.2,"ask_size":14.0,"iv":0.1479,"open_interest":111.0,"volume":50.0,"delta":-0.6025,"gamma":0.001,"vega":10.4631,"theta":-1.2654,"rho":-6.9105,"theo":226.0417,"change":-22.2,"open":202.28,"high":207.1,"low":194.6,"tick":"up","last_trade_price":207.1,"last_trade_time":"2026-02-18T14:15:13","percent_change":-9.68164,"prev_day_close":212.100006103516},{"option":"SPX260417C07010000","bid":106.0,"bid_size":37.0,"ask":107.2,"ask_size":26.0,"iv":0.1472,"open_interest":190.0,"volume":11.0,"delta":0.3923,"gamma":0.001,"vega":10.4281,"theta":-1.3004,"rho":4.0957,"theo":106.257,"change":10.98,"open":119.6,"high":124.35,"low":115.48,"tick":"down","last_trade_price":115.48,"last_trade_time":"2026-02-18T14:16:01","percent_change":10.5072,"prev_day_close":112.800003051758},{"option":"SPX260417P07010000","bid":227.8,"bid_size":20.0,"ask":229.7,"ask_size":15.0,"iv":0.1471,"open_interest":83.0,"volume":5.0,"delta":-0.6077,"gamma":0.001,"vega":10.4281,"theta":-1.2538,"rho":-6.971,"theo":228.507,"change":-32.55,"open":193.2,"high":201.1,"low":193.2,"tick":"up","last_trade_price":199.3,"last_trade_time":"2026-02-18T12:13:15","percent_change":-14.0392,"prev_day_close":214.5},{"option":"SPX260417C07015000","bid":103.5,"bid_size":41.0,"ask":104.7,"ask_size":22.0,"iv":0.1466,"open_interest":240.0,"volume":11.0,"delta":0.3871,"gamma":0.001,"vega":10.3909,"theta":-1.2905,"rho":4.0425,"theo":103.7878,"change":3.99,"open":120.0,"high":120.0,"low":106.04,"tick":"down","last_trade_price":106.04,"last_trade_time":"2026-02-18T15:18:12","percent_change":3.90985,"prev_day_close":110.199996948242},{"option":"SPX260417P07015000","bid":230.3,"bid_size":16.0,"ask":232.2,"ask_size":14.0,"iv":0.1466,"open_interest":180.0,"volume":0.0,"delta":-0.6129,"gamma":0.001,"vega":10.3909,"theta":-1.2419,"rho":-7.032,"theo":231.0045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.43,"last_trade_time":"2026-02-09T14:50:44","percent_change":0.0,"prev_day_close":216.899993896484},{"option":"SPX260417C07020000","bid":101.1,"bid_size":38.0,"ask":102.3,"ask_size":37.0,"iv":0.146,"open_interest":420.0,"volume":2.0,"delta":0.3818,"gamma":0.001,"vega":10.3516,"theta":-1.2803,"rho":3.9888,"theo":101.3513,"change":13.25,"open":112.8,"high":112.8,"low":112.8,"tick":"up","last_trade_price":112.8,"last_trade_time":"2026-02-18T13:59:18","percent_change":13.3099,"prev_day_close":107.649997711182},{"option":"SPX260417P07020000","bid":232.9,"bid_size":20.0,"ask":234.7,"ask_size":18.0,"iv":0.146,"open_interest":448.0,"volume":7.0,"delta":-0.6182,"gamma":0.001,"vega":10.3516,"theta":-1.2299,"rho":-7.0936,"theo":233.5349,"change":-17.45,"open":206.6,"high":219.55,"low":206.6,"tick":"up","last_trade_price":219.55,"last_trade_time":"2026-02-18T14:31:42","percent_change":-7.36287,"prev_day_close":219.300003051758},{"option":"SPX260417C07025000","bid":98.7,"bid_size":25.0,"ask":99.9,"ask_size":55.0,"iv":0.1454,"open_interest":1757.0,"volume":102.0,"delta":0.3766,"gamma":0.001,"vega":10.31,"theta":-1.27,"rho":3.9344,"theo":98.9483,"change":10.35,"open":113.85,"high":116.3,"low":107.65,"tick":"down","last_trade_price":107.65,"last_trade_time":"2026-02-18T15:49:16","percent_change":10.6372,"prev_day_close":105.149997711182},{"option":"SPX260417P07025000","bid":235.4,"bid_size":18.0,"ask":237.3,"ask_size":16.0,"iv":0.1453,"open_interest":1719.0,"volume":1.0,"delta":-0.6234,"gamma":0.001,"vega":10.31,"theta":-1.2177,"rho":-7.1558,"theo":236.0986,"change":-35.5,"open":204.1,"high":204.1,"low":204.1,"tick":"down","last_trade_price":204.1,"last_trade_time":"2026-02-18T12:18:50","percent_change":-14.8164,"prev_day_close":221.75},{"option":"SPX260417C07030000","bid":96.4,"bid_size":14.0,"ask":97.5,"ask_size":37.0,"iv":0.1448,"open_interest":541.0,"volume":103.0,"delta":0.3713,"gamma":0.001,"vega":10.2661,"theta":-1.2595,"rho":3.8798,"theo":96.5792,"change":3.89,"open":99.85,"high":111.18,"low":98.79,"tick":"down","last_trade_price":98.79,"last_trade_time":"2026-02-18T15:18:12","percent_change":4.09905,"prev_day_close":102.699996948242},{"option":"SPX260417P07030000","bid":238.0,"bid_size":18.0,"ask":239.9,"ask_size":16.0,"iv":0.1447,"open_interest":475.0,"volume":4.0,"delta":-0.6287,"gamma":0.001,"vega":10.2661,"theta":-1.2053,"rho":-7.2184,"theo":238.6963,"change":-34.35,"open":207.1,"high":207.9,"low":207.1,"tick":"up","last_trade_price":207.9,"last_trade_time":"2026-02-18T10:17:44","percent_change":-14.1796,"prev_day_close":224.25},{"option":"SPX260417C07035000","bid":94.0,"bid_size":22.0,"ask":95.2,"ask_size":22.0,"iv":0.1441,"open_interest":150.0,"volume":0.0,"delta":0.366,"gamma":0.001,"vega":10.2202,"theta":-1.2488,"rho":3.8248,"theo":94.2443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.12,"last_trade_time":"2026-02-17T15:02:36","percent_change":0.0,"prev_day_close":100.25},{"option":"SPX260417P07035000","bid":240.7,"bid_size":14.0,"ask":242.5,"ask_size":12.0,"iv":0.1442,"open_interest":27.0,"volume":1.0,"delta":-0.634,"gamma":0.001,"vega":10.2202,"theta":-1.1927,"rho":-7.2812,"theo":241.3282,"change":-36.05,"open":208.9,"high":208.9,"low":208.9,"tick":"down","last_trade_price":208.9,"last_trade_time":"2026-02-18T12:28:48","percent_change":-14.7173,"prev_day_close":226.800003051758},{"option":"SPX260417C07040000","bid":91.7,"bid_size":56.0,"ask":92.9,"ask_size":41.0,"iv":0.1436,"open_interest":291.0,"volume":0.0,"delta":0.3607,"gamma":0.001,"vega":10.1722,"theta":-1.2379,"rho":3.7699,"theo":91.9439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.7,"last_trade_time":"2026-02-17T11:24:48","percent_change":0.0,"prev_day_close":97.8500022888184},{"option":"SPX260417P07040000","bid":243.3,"bid_size":16.0,"ask":245.2,"ask_size":14.0,"iv":0.1435,"open_interest":169.0,"volume":0.0,"delta":-0.6393,"gamma":0.001,"vega":10.1722,"theta":-1.1799,"rho":-7.344,"theo":243.9947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.67,"last_trade_time":"2026-02-11T12:08:36","percent_change":0.0,"prev_day_close":229.300003051758},{"option":"SPX260417C07045000","bid":89.4,"bid_size":45.0,"ask":90.6,"ask_size":25.0,"iv":0.143,"open_interest":113.0,"volume":12.0,"delta":0.3554,"gamma":0.001,"vega":10.1224,"theta":-1.2269,"rho":3.7152,"theo":89.6781,"change":16.9,"open":105.1,"high":105.1,"low":105.1,"tick":"up","last_trade_price":105.1,"last_trade_time":"2026-02-18T11:46:35","percent_change":19.161,"prev_day_close":95.4500007629394},{"option":"SPX260417P07045000","bid":246.0,"bid_size":13.0,"ask":247.9,"ask_size":11.0,"iv":0.1429,"open_interest":65.0,"volume":0.0,"delta":-0.6446,"gamma":0.001,"vega":10.1224,"theta":-1.167,"rho":-7.4066,"theo":246.6956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":272.65,"last_trade_time":"2026-02-17T12:47:28","percent_change":0.0,"prev_day_close":231.899993896484},{"option":"SPX260417C07050000","bid":87.2,"bid_size":58.0,"ask":88.4,"ask_size":69.0,"iv":0.1424,"open_interest":8407.0,"volume":357.0,"delta":0.3501,"gamma":0.001,"vega":10.0709,"theta":-1.2157,"rho":3.6608,"theo":87.4469,"change":6.02,"open":95.9,"high":100.83,"low":91.68,"tick":"up","last_trade_price":94.71,"last_trade_time":"2026-02-18T15:47:05","percent_change":6.46617,"prev_day_close":93.0999984741211},{"option":"SPX260417P07050000","bid":247.0,"bid_size":3.0,"ask":252.2,"ask_size":3.0,"iv":0.1422,"open_interest":865.0,"volume":0.0,"delta":-0.6499,"gamma":0.001,"vega":10.0709,"theta":-1.1538,"rho":-7.4689,"theo":249.4312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":255.28,"last_trade_time":"2026-02-17T16:04:36","percent_change":0.0,"prev_day_close":234.550003051758},{"option":"SPX260417C07055000","bid":85.0,"bid_size":47.0,"ask":86.2,"ask_size":26.0,"iv":0.1418,"open_interest":59.0,"volume":2.0,"delta":0.3448,"gamma":0.001,"vega":10.0178,"theta":-1.2043,"rho":3.6067,"theo":85.2503,"change":11.69,"open":100.48,"high":100.48,"low":95.49,"tick":"down","last_trade_price":95.49,"last_trade_time":"2026-02-18T15:54:40","percent_change":13.9499,"prev_day_close":90.75},{"option":"SPX260417P07055000","bid":250.0,"bid_size":3.0,"ask":255.6,"ask_size":3.0,"iv":0.1421,"open_interest":252.0,"volume":2.0,"delta":-0.6553,"gamma":0.001,"vega":10.0178,"theta":-1.1406,"rho":-7.5309,"theo":252.2014,"change":-28.56,"open":219.85,"high":227.64,"low":219.85,"tick":"up","last_trade_price":227.64,"last_trade_time":"2026-02-18T15:54:40","percent_change":-11.1475,"prev_day_close":237.199996948242},{"option":"SPX260417C07060000","bid":82.8,"bid_size":55.0,"ask":84.0,"ask_size":44.0,"iv":0.1412,"open_interest":99.0,"volume":9.0,"delta":0.3395,"gamma":0.001,"vega":9.9631,"theta":-1.1927,"rho":3.5528,"theo":83.0882,"change":13.57,"open":97.2,"high":98.5,"low":95.27,"tick":"no_change","last_trade_price":95.27,"last_trade_time":"2026-02-18T13:27:29","percent_change":16.6096,"prev_day_close":88.5499992370606},{"option":"SPX260417P07060000","bid":252.5,"bid_size":3.0,"ask":258.0,"ask_size":3.0,"iv":0.1412,"open_interest":45.0,"volume":0.0,"delta":-0.6606,"gamma":0.001,"vega":9.9631,"theta":-1.1271,"rho":-7.5927,"theo":255.0061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.5,"last_trade_time":"2026-02-09T13:43:58","percent_change":0.0,"prev_day_close":239.899993896484},{"option":"SPX260417C07065000","bid":80.7,"bid_size":41.0,"ask":81.9,"ask_size":34.0,"iv":0.1407,"open_interest":150.0,"volume":2.0,"delta":0.3341,"gamma":0.001,"vega":9.9066,"theta":-1.181,"rho":3.499,"theo":80.9607,"change":4.9,"open":84.1,"high":84.6,"low":84.1,"tick":"up","last_trade_price":84.6,"last_trade_time":"2026-02-18T15:36:39","percent_change":6.14805,"prev_day_close":86.25},{"option":"SPX260417P07065000","bid":255.6,"bid_size":3.0,"ask":261.2,"ask_size":3.0,"iv":0.1409,"open_interest":47.0,"volume":0.0,"delta":-0.6659,"gamma":0.001,"vega":9.9066,"theta":-1.1135,"rho":-7.6544,"theo":257.8454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.39,"last_trade_time":"2026-02-13T10:13:48","percent_change":0.0,"prev_day_close":242.650001525879},{"option":"SPX260417C07070000","bid":78.6,"bid_size":61.0,"ask":79.7,"ask_size":36.0,"iv":0.1401,"open_interest":80.0,"volume":19.0,"delta":0.3288,"gamma":0.001,"vega":9.8483,"theta":-1.1691,"rho":3.445,"theo":78.8678,"change":5.35,"open":92.94,"high":93.0,"low":83.0,"tick":"down","last_trade_price":83.0,"last_trade_time":"2026-02-18T15:38:24","percent_change":6.88989,"prev_day_close":84.0499992370606},{"option":"SPX260417P07070000","bid":258.5,"bid_size":5.0,"ask":264.1,"ask_size":5.0,"iv":0.1404,"open_interest":32.0,"volume":6.0,"delta":-0.6712,"gamma":0.001,"vega":9.8483,"theta":-1.0997,"rho":-7.7163,"theo":260.7193,"change":-18.09,"open":227.59,"high":246.71,"low":227.59,"tick":"up","last_trade_price":246.71,"last_trade_time":"2026-02-18T14:41:25","percent_change":-6.83157,"prev_day_close":245.399993896484},{"option":"SPX260417C07075000","bid":76.5,"bid_size":57.0,"ask":77.7,"ask_size":63.0,"iv":0.1395,"open_interest":943.0,"volume":64.0,"delta":0.3235,"gamma":0.001,"vega":9.788,"theta":-1.1571,"rho":3.3906,"theo":76.8097,"change":5.1,"open":90.9,"high":92.1,"low":79.9,"tick":"down","last_trade_price":80.7,"last_trade_time":"2026-02-18T15:38:29","percent_change":6.74603,"prev_day_close":81.8500022888184},{"option":"SPX260417P07075000","bid":261.0,"bid_size":3.0,"ask":266.7,"ask_size":93.0,"iv":0.1394,"open_interest":125.0,"volume":7.0,"delta":-0.6765,"gamma":0.001,"vega":9.788,"theta":-1.0858,"rho":-7.7785,"theo":263.628,"change":-21.77,"open":227.15,"high":250.45,"low":227.15,"tick":"down","last_trade_price":246.03,"last_trade_time":"2026-02-18T16:01:26","percent_change":-8.1292,"prev_day_close":248.150001525879},{"option":"SPX260417C07080000","bid":74.5,"bid_size":60.0,"ask":75.6,"ask_size":43.0,"iv":0.139,"open_interest":537.0,"volume":8.0,"delta":0.3182,"gamma":0.001,"vega":9.7254,"theta":-1.1449,"rho":3.3359,"theo":74.7865,"change":4.15,"open":74.5,"high":89.1,"low":74.5,"tick":"down","last_trade_price":77.7,"last_trade_time":"2026-02-18T15:36:23","percent_change":5.64242,"prev_day_close":79.75},{"option":"SPX260417P07080000","bid":264.3,"bid_size":5.0,"ask":269.5,"ask_size":5.0,"iv":0.139,"open_interest":37.0,"volume":2.0,"delta":-0.6818,"gamma":0.001,"vega":9.7254,"theta":-1.0717,"rho":-7.8411,"theo":266.5717,"change":-39.97,"open":230.91,"high":230.91,"low":230.73,"tick":"down","last_trade_price":230.73,"last_trade_time":"2026-02-18T11:39:56","percent_change":-14.7654,"prev_day_close":251.050003051758},{"option":"SPX260417C07085000","bid":72.5,"bid_size":51.0,"ask":73.6,"ask_size":27.0,"iv":0.1384,"open_interest":133.0,"volume":4.0,"delta":0.3129,"gamma":0.0009,"vega":9.6605,"theta":-1.1326,"rho":3.2808,"theo":72.7986,"change":5.0,"open":84.38,"high":86.62,"low":76.6,"tick":"down","last_trade_price":76.6,"last_trade_time":"2026-02-18T15:38:24","percent_change":6.98324,"prev_day_close":77.5999984741211},{"option":"SPX260417P07085000","bid":266.8,"bid_size":3.0,"ask":272.9,"ask_size":3.0,"iv":0.1384,"open_interest":17.0,"volume":3.0,"delta":-0.6872,"gamma":0.0009,"vega":9.6605,"theta":-1.0575,"rho":-7.9041,"theo":269.5505,"change":-33.97,"open":235.43,"high":239.78,"low":232.62,"tick":"up","last_trade_price":239.78,"last_trade_time":"2026-02-18T13:40:51","percent_change":-12.4091,"prev_day_close":253.900001525879},{"option":"SPX260417C07090000","bid":70.6,"bid_size":57.0,"ask":71.7,"ask_size":47.0,"iv":0.1379,"open_interest":87.0,"volume":16.0,"delta":0.3076,"gamma":0.0009,"vega":9.5931,"theta":-1.1201,"rho":3.2254,"theo":70.846,"change":13.2,"open":84.2,"high":84.2,"low":82.95,"tick":"down","last_trade_price":82.95,"last_trade_time":"2026-02-18T11:50:39","percent_change":18.9247,"prev_day_close":75.5499992370606},{"option":"SPX260417P07090000","bid":269.9,"bid_size":3.0,"ask":275.5,"ask_size":3.0,"iv":0.1378,"open_interest":17.0,"volume":0.0,"delta":-0.6924,"gamma":0.0009,"vega":9.5931,"theta":-1.0432,"rho":-7.9674,"theo":272.5647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.63,"last_trade_time":"2026-02-09T14:29:39","percent_change":0.0,"prev_day_close":256.800003051758},{"option":"SPX260417C07095000","bid":68.6,"bid_size":43.0,"ask":69.7,"ask_size":27.0,"iv":0.1373,"open_interest":26.0,"volume":2.0,"delta":0.3023,"gamma":0.0009,"vega":9.5234,"theta":-1.1075,"rho":3.17,"theo":68.9286,"change":10.13,"open":82.51,"high":82.51,"low":77.88,"tick":"down","last_trade_price":77.88,"last_trade_time":"2026-02-18T14:05:50","percent_change":14.952,"prev_day_close":73.5},{"option":"SPX260417P07095000","bid":273.3,"bid_size":3.0,"ask":278.9,"ask_size":3.0,"iv":0.1376,"open_interest":7.0,"volume":4.0,"delta":-0.6977,"gamma":0.0009,"vega":9.5234,"theta":-1.0287,"rho":-8.0307,"theo":275.6142,"change":-31.22,"open":246.76,"high":248.68,"low":239.14,"tick":"up","last_trade_price":248.68,"last_trade_time":"2026-02-18T14:05:50","percent_change":-11.154,"prev_day_close":259.650009155273},{"option":"SPX260417C07100000","bid":66.8,"bid_size":38.0,"ask":67.8,"ask_size":99.0,"iv":0.1368,"open_interest":6681.0,"volume":467.0,"delta":0.297,"gamma":0.0009,"vega":9.4517,"theta":-1.0948,"rho":3.1147,"theo":67.0466,"change":-0.67,"open":69.0,"high":80.16,"low":68.3,"tick":"up","last_trade_price":70.74,"last_trade_time":"2026-02-18T15:41:18","percent_change":-0.93772,"prev_day_close":71.4500007629394},{"option":"SPX260417P07100000","bid":276.7,"bid_size":3.0,"ask":281.3,"ask_size":3.0,"iv":0.137,"open_interest":699.0,"volume":2.0,"delta":-0.703,"gamma":0.0009,"vega":9.4517,"theta":-1.014,"rho":-8.0938,"theo":278.6989,"change":-18.37,"open":264.53,"high":264.53,"low":264.53,"tick":"down","last_trade_price":264.53,"last_trade_time":"2026-02-18T15:41:21","percent_change":-6.49346,"prev_day_close":262.699996948242},{"option":"SPX260417C07105000","bid":64.8,"bid_size":56.0,"ask":65.9,"ask_size":27.0,"iv":0.1362,"open_interest":119.0,"volume":1.0,"delta":0.2918,"gamma":0.0009,"vega":9.3782,"theta":-1.0819,"rho":3.0599,"theo":65.1994,"change":8.54,"open":72.69,"high":72.69,"low":72.69,"tick":"up","last_trade_price":72.69,"last_trade_time":"2026-02-18T14:09:11","percent_change":13.3125,"prev_day_close":69.5},{"option":"SPX260417P07105000","bid":279.4,"bid_size":3.0,"ask":285.1,"ask_size":3.0,"iv":0.1365,"open_interest":20.0,"volume":0.0,"delta":-0.7082,"gamma":0.0009,"vega":9.3782,"theta":-0.9992,"rho":-8.1566,"theo":281.8185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.28,"last_trade_time":"2026-01-30T15:41:53","percent_change":0.0,"prev_day_close":265.699996948242},{"option":"SPX260417C07110000","bid":63.1,"bid_size":46.0,"ask":64.1,"ask_size":48.0,"iv":0.1358,"open_interest":203.0,"volume":5.0,"delta":0.2866,"gamma":0.0009,"vega":9.3031,"theta":-1.0689,"rho":3.0056,"theo":63.3869,"change":2.25,"open":73.22,"high":74.7,"low":64.55,"tick":"down","last_trade_price":64.55,"last_trade_time":"2026-02-18T15:25:38","percent_change":3.61156,"prev_day_close":67.5999984741211},{"option":"SPX260417P07110000","bid":282.2,"bid_size":3.0,"ask":287.9,"ask_size":3.0,"iv":0.1356,"open_interest":40.0,"volume":0.0,"delta":-0.7135,"gamma":0.0009,"vega":9.3031,"theta":-0.9844,"rho":-8.2187,"theo":284.9728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":214.79,"last_trade_time":"2026-02-09T15:47:09","percent_change":0.0,"prev_day_close":268.650009155273},{"option":"SPX260417C07115000","bid":61.2,"bid_size":56.0,"ask":62.3,"ask_size":28.0,"iv":0.1352,"open_interest":44.0,"volume":0.0,"delta":0.2813,"gamma":0.0009,"vega":9.2267,"theta":-1.0558,"rho":2.9519,"theo":61.6086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.13,"last_trade_time":"2026-02-17T11:29:08","percent_change":0.0,"prev_day_close":65.7000007629394},{"option":"SPX260417P07115000","bid":285.3,"bid_size":3.0,"ask":291.4,"ask_size":3.0,"iv":0.1352,"open_interest":8.0,"volume":0.0,"delta":-0.7187,"gamma":0.0009,"vega":9.2267,"theta":-0.9693,"rho":-8.2803,"theo":288.1613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":221.3,"last_trade_time":"2026-02-11T14:30:28","percent_change":0.0,"prev_day_close":271.75},{"option":"SPX260417C07120000","bid":59.5,"bid_size":63.0,"ask":60.5,"ask_size":41.0,"iv":0.1347,"open_interest":511.0,"volume":222.0,"delta":0.2761,"gamma":0.0009,"vega":9.1491,"theta":-1.0425,"rho":2.8987,"theo":59.8641,"change":6.5,"open":64.09,"high":72.4,"low":60.6,"tick":"up","last_trade_price":65.4,"last_trade_time":"2026-02-18T16:14:53","percent_change":11.0357,"prev_day_close":63.9499988555908},{"option":"SPX260417P07120000","bid":288.5,"bid_size":3.0,"ask":294.2,"ask_size":3.0,"iv":0.1345,"open_interest":11.0,"volume":0.0,"delta":-0.7239,"gamma":0.0009,"vega":9.1491,"theta":-0.9542,"rho":-8.3414,"theo":291.3836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":222.4,"last_trade_time":"2026-02-02T11:48:58","percent_change":0.0,"prev_day_close":274.849990844727},{"option":"SPX260417C07125000","bid":57.8,"bid_size":50.0,"ask":58.8,"ask_size":51.0,"iv":0.1342,"open_interest":586.0,"volume":69.0,"delta":0.271,"gamma":0.0009,"vega":9.0702,"theta":-1.0292,"rho":2.8457,"theo":58.1532,"change":7.05,"open":60.4,"high":70.21,"low":59.67,"tick":"down","last_trade_price":64.2,"last_trade_time":"2026-02-18T15:59:23","percent_change":12.336,"prev_day_close":62.0},{"option":"SPX260417P07125000","bid":292.1,"bid_size":5.0,"ask":297.7,"ask_size":5.0,"iv":0.1343,"open_interest":156.0,"volume":6.0,"delta":-0.7291,"gamma":0.0009,"vega":9.0702,"theta":-0.939,"rho":-8.4023,"theo":294.6395,"change":-43.3,"open":257.9,"high":257.91,"low":255.7,"tick":"down","last_trade_price":255.7,"last_trade_time":"2026-02-18T13:10:17","percent_change":-14.4816,"prev_day_close":278.050003051758},{"option":"SPX260417C07130000","bid":56.1,"bid_size":52.0,"ask":57.1,"ask_size":51.0,"iv":0.1337,"open_interest":212.0,"volume":5.0,"delta":0.2658,"gamma":0.0009,"vega":8.9899,"theta":-1.0157,"rho":2.7929,"theo":56.4756,"change":6.15,"open":57.5,"high":61.7,"low":57.5,"tick":"no_change","last_trade_price":61.7,"last_trade_time":"2026-02-18T16:00:00","percent_change":11.0711,"prev_day_close":60.1999988555908},{"option":"SPX260417P07130000","bid":295.0,"bid_size":3.0,"ask":300.9,"ask_size":3.0,"iv":0.1336,"open_interest":6.0,"volume":0.0,"delta":-0.7342,"gamma":0.0009,"vega":8.9899,"theta":-0.9236,"rho":-8.463,"theo":297.9287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.7,"last_trade_time":"2026-01-14T15:53:40","percent_change":0.0,"prev_day_close":281.199996948242},{"option":"SPX260417C07135000","bid":54.4,"bid_size":53.0,"ask":55.5,"ask_size":59.0,"iv":0.1332,"open_interest":146.0,"volume":53.0,"delta":0.2607,"gamma":0.0009,"vega":8.9078,"theta":-1.0022,"rho":2.7399,"theo":54.8314,"change":2.22,"open":57.0,"high":66.3,"low":55.23,"tick":"down","last_trade_price":56.12,"last_trade_time":"2026-02-18T15:18:27","percent_change":4.11874,"prev_day_close":58.4499988555908},{"option":"SPX260417P07135000","bid":298.2,"bid_size":3.0,"ask":304.5,"ask_size":3.0,"iv":0.1332,"open_interest":9.0,"volume":0.0,"delta":-0.7394,"gamma":0.0009,"vega":8.9078,"theta":-0.9082,"rho":-8.5239,"theo":301.2513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":308.33,"last_trade_time":"2026-02-17T15:53:33","percent_change":0.0,"prev_day_close":284.399993896484},{"option":"SPX260417C07140000","bid":52.8,"bid_size":67.0,"ask":53.8,"ask_size":51.0,"iv":0.1326,"open_interest":490.0,"volume":39.0,"delta":0.2556,"gamma":0.0009,"vega":8.8237,"theta":-0.9885,"rho":2.6867,"theo":53.2204,"change":3.65,"open":55.2,"high":59.77,"low":53.7,"tick":"down","last_trade_price":55.9,"last_trade_time":"2026-02-18T15:38:24","percent_change":6.98565,"prev_day_close":56.75},{"option":"SPX260417P07140000","bid":302.0,"bid_size":5.0,"ask":307.7,"ask_size":5.0,"iv":0.1328,"open_interest":25.0,"volume":0.0,"delta":-0.7445,"gamma":0.0009,"vega":8.8237,"theta":-0.8926,"rho":-8.5849,"theo":304.6071,"change":15.25,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.7,"last_trade_time":"2026-02-13T12:50:09","percent_change":5.30158,"prev_day_close":287.650009155273},{"option":"SPX260417C07145000","bid":51.2,"bid_size":43.0,"ask":52.2,"ask_size":29.0,"iv":0.1321,"open_interest":248.0,"volume":89.0,"delta":0.2505,"gamma":0.0009,"vega":8.7374,"theta":-0.9748,"rho":2.6334,"theo":51.6427,"change":11.1,"open":52.8,"high":62.58,"low":51.92,"tick":"up","last_trade_price":61.85,"last_trade_time":"2026-02-18T10:22:37","percent_change":21.8719,"prev_day_close":55.0500011444092},{"option":"SPX260417P07145000","bid":304.4,"bid_size":3.0,"ask":311.2,"ask_size":3.0,"iv":0.1319,"open_interest":8.0,"volume":0.0,"delta":-0.7495,"gamma":0.0009,"vega":8.7374,"theta":-0.877,"rho":-8.6462,"theo":307.9962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":229.0,"last_trade_time":"2026-02-02T15:29:45","percent_change":0.0,"prev_day_close":290.949996948242},{"option":"SPX260417C07150000","bid":49.7,"bid_size":68.0,"ask":50.7,"ask_size":123.0,"iv":0.1317,"open_interest":5514.0,"volume":1132.0,"delta":0.2454,"gamma":0.0009,"vega":8.6489,"theta":-0.961,"rho":2.5801,"theo":50.0983,"change":-2.53,"open":51.7,"high":60.55,"low":50.41,"tick":"down","last_trade_price":55.6,"last_trade_time":"2026-02-18T15:59:06","percent_change":-4.73783,"prev_day_close":53.3999996185303},{"option":"SPX260417P07150000","bid":308.4,"bid_size":6.0,"ask":314.0,"ask_size":3.0,"iv":0.1314,"open_interest":601.0,"volume":1.0,"delta":-0.7546,"gamma":0.0009,"vega":8.6489,"theta":-0.8613,"rho":-8.7073,"theo":311.4186,"change":15.4,"open":274.64,"high":274.64,"low":274.64,"tick":"down","last_trade_price":274.64,"last_trade_time":"2026-02-18T10:18:40","percent_change":5.23364,"prev_day_close":294.25},{"option":"SPX260417C07155000","bid":48.2,"bid_size":37.0,"ask":49.1,"ask_size":30.0,"iv":0.1312,"open_interest":106.0,"volume":35.0,"delta":0.2404,"gamma":0.0009,"vega":8.5585,"theta":-0.9471,"rho":2.527,"theo":48.5869,"change":7.05,"open":49.7,"high":54.8,"low":49.7,"tick":"up","last_trade_price":54.8,"last_trade_time":"2026-02-18T15:56:20","percent_change":14.7644,"prev_day_close":51.8000011444092},{"option":"SPX260417P07155000","bid":312.1,"bid_size":3.0,"ask":318.1,"ask_size":3.0,"iv":0.1314,"open_interest":24.0,"volume":0.0,"delta":-0.7596,"gamma":0.0009,"vega":8.5585,"theta":-0.8455,"rho":-8.7683,"theo":314.8741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":240.6,"last_trade_time":"2026-02-02T10:45:24","percent_change":0.0,"prev_day_close":296.550003051758},{"option":"SPX260417C07160000","bid":46.7,"bid_size":51.0,"ask":47.6,"ask_size":44.0,"iv":0.1308,"open_interest":285.0,"volume":26.0,"delta":0.2355,"gamma":0.0009,"vega":8.4662,"theta":-0.9331,"rho":2.4745,"theo":47.1084,"change":-2.33,"open":52.22,"high":55.9,"low":48.4,"tick":"up","last_trade_price":53.2,"last_trade_time":"2026-02-18T15:56:19","percent_change":-4.64606,"prev_day_close":50.1499996185303},{"option":"SPX260417P07160000","bid":315.6,"bid_size":5.0,"ask":321.8,"ask_size":5.0,"iv":0.1311,"open_interest":23.0,"volume":0.0,"delta":-0.7646,"gamma":0.0009,"vega":8.4662,"theta":-0.8296,"rho":-8.8287,"theo":318.3623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.53,"last_trade_time":"2026-02-10T11:42:20","percent_change":0.0,"prev_day_close":299.949996948242},{"option":"SPX260417C07170000","bid":43.8,"bid_size":56.0,"ask":44.8,"ask_size":88.0,"iv":0.1299,"open_interest":625.0,"volume":4.0,"delta":0.2256,"gamma":0.0008,"vega":8.2781,"theta":-0.905,"rho":2.3718,"theo":44.248,"change":6.22,"open":53.92,"high":53.92,"low":49.72,"tick":"down","last_trade_price":49.72,"last_trade_time":"2026-02-18T14:22:57","percent_change":14.2989,"prev_day_close":47.1499996185303},{"option":"SPX260417P07170000","bid":322.6,"bid_size":5.0,"ask":328.8,"ask_size":5.0,"iv":0.13,"open_interest":33.0,"volume":0.0,"delta":-0.7744,"gamma":0.0008,"vega":8.2781,"theta":-0.7977,"rho":-8.9472,"theo":325.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.88,"last_trade_time":"2026-02-12T10:18:32","percent_change":0.0,"prev_day_close":306.800003051758},{"option":"SPX260417C07175000","bid":42.4,"bid_size":76.0,"ask":43.4,"ask_size":115.0,"iv":0.1294,"open_interest":1915.0,"volume":236.0,"delta":0.2208,"gamma":0.0008,"vega":8.1828,"theta":-0.8908,"rho":2.3215,"theo":42.8653,"change":6.25,"open":52.19,"high":52.19,"low":43.87,"tick":"up","last_trade_price":48.4,"last_trade_time":"2026-02-18T15:56:19","percent_change":14.828,"prev_day_close":45.6499996185303},{"option":"SPX260417P07175000","bid":326.2,"bid_size":5.0,"ask":332.2,"ask_size":5.0,"iv":0.1296,"open_interest":25.0,"volume":0.0,"delta":-0.7793,"gamma":0.0008,"vega":8.1828,"theta":-0.7816,"rho":-9.0053,"theo":329.0196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":285.31,"last_trade_time":"2026-01-29T13:07:14","percent_change":0.0,"prev_day_close":310.399993896484},{"option":"SPX260417C07180000","bid":41.1,"bid_size":57.0,"ask":42.0,"ask_size":88.0,"iv":0.129,"open_interest":205.0,"volume":54.0,"delta":0.2159,"gamma":0.0008,"vega":8.0869,"theta":-0.8766,"rho":2.2718,"theo":41.5137,"change":2.36,"open":50.79,"high":51.18,"low":42.7,"tick":"up","last_trade_price":43.21,"last_trade_time":"2026-02-18T15:35:19","percent_change":5.77723,"prev_day_close":44.25},{"option":"SPX260417P07180000","bid":329.5,"bid_size":3.0,"ask":335.6,"ask_size":3.0,"iv":0.1288,"open_interest":19.0,"volume":4.0,"delta":-0.7841,"gamma":0.0008,"vega":8.0869,"theta":-0.7655,"rho":-9.0629,"theo":332.6348,"change":-44.68,"open":300.09,"high":300.09,"low":289.41,"tick":"up","last_trade_price":291.27,"last_trade_time":"2026-02-18T12:08:14","percent_change":-13.2996,"prev_day_close":313.899993896484},{"option":"SPX260417C07190000","bid":38.5,"bid_size":59.0,"ask":39.4,"ask_size":87.0,"iv":0.1281,"open_interest":397.0,"volume":0.0,"delta":0.2064,"gamma":0.0008,"vega":7.8925,"theta":-0.8481,"rho":2.1733,"theo":38.9029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.7,"last_trade_time":"2026-02-17T15:58:53","percent_change":0.0,"prev_day_close":41.4499988555908},{"option":"SPX260417P07190000","bid":337.0,"bid_size":5.0,"ask":343.5,"ask_size":5.0,"iv":0.1282,"open_interest":15.0,"volume":0.0,"delta":-0.7936,"gamma":0.0008,"vega":7.8925,"theta":-0.7332,"rho":-9.1772,"theo":339.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":343.91,"last_trade_time":"2026-02-13T14:44:07","percent_change":0.0,"prev_day_close":321.349990844727},{"option":"SPX260417C07200000","bid":36.0,"bid_size":93.0,"ask":36.9,"ask_size":146.0,"iv":0.1273,"open_interest":10287.0,"volume":1184.0,"delta":0.1971,"gamma":0.0008,"vega":7.6931,"theta":-0.8196,"rho":2.075,"theo":36.4149,"change":5.33,"open":42.55,"high":45.11,"low":37.69,"tick":"no_change","last_trade_price":41.13,"last_trade_time":"2026-02-18T15:56:22","percent_change":14.8883,"prev_day_close":38.8000011444092},{"option":"SPX260417P07200000","bid":344.9,"bid_size":3.0,"ask":350.1,"ask_size":3.0,"iv":0.1274,"open_interest":267.0,"volume":0.0,"delta":-0.803,"gamma":0.0008,"vega":7.6931,"theta":-0.7009,"rho":-9.2913,"theo":347.4032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":374.4,"last_trade_time":"2026-02-13T15:53:33","percent_change":0.0,"prev_day_close":328.399993896484},{"option":"SPX260417C07210000","bid":33.6,"bid_size":95.0,"ask":34.5,"ask_size":92.0,"iv":0.1264,"open_interest":166.0,"volume":11.0,"delta":0.1879,"gamma":0.0008,"vega":7.4872,"theta":-0.791,"rho":1.9778,"theo":34.0491,"change":4.74,"open":40.05,"high":40.05,"low":38.28,"tick":"down","last_trade_price":38.29,"last_trade_time":"2026-02-18T15:57:07","percent_change":14.1282,"prev_day_close":36.3000011444092},{"option":"SPX260417P07210000","bid":351.9,"bid_size":3.0,"ask":358.3,"ask_size":3.0,"iv":0.1266,"open_interest":5.0,"volume":0.0,"delta":-0.8121,"gamma":0.0008,"vega":7.4872,"theta":-0.6685,"rho":-9.4043,"theo":354.971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":358.67,"last_trade_time":"2026-02-12T12:57:23","percent_change":0.0,"prev_day_close":335.699996948242},{"option":"SPX260417C07220000","bid":31.4,"bid_size":71.0,"ask":32.2,"ask_size":59.0,"iv":0.1256,"open_interest":270.0,"volume":9.0,"delta":0.179,"gamma":0.0008,"vega":7.2765,"theta":-0.7625,"rho":1.8834,"theo":31.8032,"change":7.5,"open":38.68,"high":38.9,"low":38.1,"tick":"up","last_trade_price":38.9,"last_trade_time":"2026-02-18T11:32:55","percent_change":23.8853,"prev_day_close":33.8999996185303},{"option":"SPX260417P07220000","bid":359.2,"bid_size":3.0,"ask":365.9,"ask_size":3.0,"iv":0.1255,"open_interest":6.0,"volume":0.0,"delta":-0.8211,"gamma":0.0008,"vega":7.2765,"theta":-0.6362,"rho":-9.5145,"theo":362.6588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":366.08,"last_trade_time":"2026-02-12T12:57:23","percent_change":0.0,"prev_day_close":343.300003051758},{"option":"SPX260417C07225000","bid":30.3,"bid_size":143.0,"ask":31.2,"ask_size":163.0,"iv":0.1253,"open_interest":1600.0,"volume":108.0,"delta":0.1746,"gamma":0.0008,"vega":7.1703,"theta":-0.7482,"rho":1.8376,"theo":30.7242,"change":1.5,"open":37.35,"high":37.4,"low":31.85,"tick":"down","last_trade_price":31.85,"last_trade_time":"2026-02-18T15:31:28","percent_change":4.94234,"prev_day_close":32.75},{"option":"SPX260417P07225000","bid":363.5,"bid_size":3.0,"ask":369.9,"ask_size":3.0,"iv":0.1254,"open_interest":54.0,"volume":0.0,"delta":-0.8254,"gamma":0.0008,"vega":7.1703,"theta":-0.6201,"rho":-9.5681,"theo":366.5465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":292.42,"last_trade_time":"2026-02-11T15:25:57","percent_change":0.0,"prev_day_close":347.049987792969},{"option":"SPX260417C07230000","bid":29.3,"bid_size":67.0,"ask":30.1,"ask_size":80.0,"iv":0.1249,"open_interest":359.0,"volume":3.0,"delta":0.1703,"gamma":0.0008,"vega":7.0641,"theta":-0.7341,"rho":1.7927,"theo":29.6738,"change":1.65,"open":36.6,"high":36.6,"low":31.0,"tick":"down","last_trade_price":31.0,"last_trade_time":"2026-02-18T15:41:59","percent_change":5.6218,"prev_day_close":31.6499996185303},{"option":"SPX260417P07230000","bid":367.4,"bid_size":3.0,"ask":373.7,"ask_size":3.0,"iv":0.125,"open_interest":0.0,"volume":0.0,"delta":-0.8298,"gamma":0.0008,"vega":7.0641,"theta":-0.604,"rho":-9.6209,"theo":370.4629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":350.900009155273},{"option":"SPX260417C07240000","bid":27.3,"bid_size":82.0,"ask":28.1,"ask_size":84.0,"iv":0.1242,"open_interest":618.0,"volume":15.0,"delta":0.1618,"gamma":0.0007,"vega":6.852,"theta":-0.7059,"rho":1.7048,"theo":27.6571,"change":4.28,"open":31.48,"high":31.63,"low":31.43,"tick":"no_change","last_trade_price":31.63,"last_trade_time":"2026-02-18T10:04:01","percent_change":15.649,"prev_day_close":29.5},{"option":"SPX260417P07240000","bid":375.3,"bid_size":3.0,"ask":381.8,"ask_size":3.0,"iv":0.1244,"open_interest":30.0,"volume":0.0,"delta":-0.8383,"gamma":0.0007,"vega":6.852,"theta":-0.5721,"rho":-9.7246,"theo":378.3799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":364.7,"last_trade_time":"2026-02-13T13:15:40","percent_change":0.0,"prev_day_close":358.699996948242},{"option":"SPX260417C07250000","bid":25.4,"bid_size":143.0,"ask":26.2,"ask_size":165.0,"iv":0.1235,"open_interest":6821.0,"volume":475.0,"delta":0.1535,"gamma":0.0007,"vega":6.6393,"theta":-0.678,"rho":1.6183,"theo":25.7513,"change":2.62,"open":27.9,"high":31.6,"low":27.9,"tick":"no_change","last_trade_price":28.12,"last_trade_time":"2026-02-18T14:47:36","percent_change":10.2745,"prev_day_close":27.5},{"option":"SPX260417P07250000","bid":383.1,"bid_size":5.0,"ask":389.3,"ask_size":3.0,"iv":0.1231,"open_interest":623.0,"volume":2.0,"delta":-0.8465,"gamma":0.0007,"vega":6.6393,"theta":-0.5404,"rho":-9.8269,"theo":386.4076,"change":-46.76,"open":344.34,"high":344.34,"low":344.34,"tick":"down","last_trade_price":344.34,"last_trade_time":"2026-02-18T12:39:37","percent_change":-11.956,"prev_day_close":366.600006103516},{"option":"SPX260417C07260000","bid":23.6,"bid_size":118.0,"ask":24.4,"ask_size":33.0,"iv":0.1228,"open_interest":690.0,"volume":5.0,"delta":0.1456,"gamma":0.0007,"vega":6.424,"theta":-0.6504,"rho":1.5332,"theo":23.9547,"change":3.2,"open":27.0,"high":27.0,"low":27.0,"tick":"up","last_trade_price":27.0,"last_trade_time":"2026-02-18T15:58:08","percent_change":13.4454,"prev_day_close":25.5999994277954},{"option":"SPX260417P07260000","bid":391.4,"bid_size":3.0,"ask":398.0,"ask_size":3.0,"iv":0.123,"open_interest":2.0,"volume":2.0,"delta":-0.8545,"gamma":0.0007,"vega":6.424,"theta":-0.509,"rho":-9.9278,"theo":394.5446,"change":-6.65,"open":391.5,"high":391.5,"low":391.5,"tick":"down","last_trade_price":391.5,"last_trade_time":"2026-02-18T15:16:48","percent_change":-1.67023,"prev_day_close":374.650009155273},{"option":"SPX260417C07270000","bid":21.9,"bid_size":127.0,"ask":22.7,"ask_size":44.0,"iv":0.1221,"open_interest":327.0,"volume":6.0,"delta":0.1378,"gamma":0.0007,"vega":6.2062,"theta":-0.6233,"rho":1.451,"theo":22.265,"change":5.18,"open":27.65,"high":27.8,"low":26.79,"tick":"no_change","last_trade_price":27.33,"last_trade_time":"2026-02-18T12:57:42","percent_change":23.386,"prev_day_close":23.8000001907349},{"option":"SPX260417P07270000","bid":399.7,"bid_size":3.0,"ask":406.2,"ask_size":3.0,"iv":0.1224,"open_interest":2.0,"volume":0.0,"delta":-0.8622,"gamma":0.0007,"vega":6.2062,"theta":-0.4781,"rho":-10.0257,"theo":402.7886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":318.0,"last_trade_time":"2026-01-09T15:52:48","percent_change":0.0,"prev_day_close":383.099990844727},{"option":"SPX260417C07275000","bid":21.1,"bid_size":180.0,"ask":21.9,"ask_size":82.0,"iv":0.1218,"open_interest":2707.0,"volume":64.0,"delta":0.1341,"gamma":0.0006,"vega":6.0972,"theta":-0.6099,"rho":1.4114,"theo":21.459,"change":3.4,"open":26.35,"high":26.5,"low":24.75,"tick":"down","last_trade_price":24.75,"last_trade_time":"2026-02-18T13:45:23","percent_change":15.9251,"prev_day_close":22.9000005722046},{"option":"SPX260417P07275000","bid":403.4,"bid_size":3.0,"ask":410.2,"ask_size":3.0,"iv":0.1214,"open_interest":76.0,"volume":0.0,"delta":-0.866,"gamma":0.0006,"vega":6.0972,"theta":-0.4628,"rho":-10.0732,"theo":406.9493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":429.18,"last_trade_time":"2026-02-12T16:06:21","percent_change":0.0,"prev_day_close":386.850006103516},{"option":"SPX260417C07280000","bid":20.3,"bid_size":233.0,"ask":21.1,"ask_size":45.0,"iv":0.1214,"open_interest":93.0,"volume":3.0,"delta":0.1304,"gamma":0.0006,"vega":5.9886,"theta":-0.5966,"rho":1.3729,"theo":20.6781,"change":1.19,"open":24.95,"high":24.95,"low":21.79,"tick":"down","last_trade_price":21.79,"last_trade_time":"2026-02-18T15:38:26","percent_change":5.7767,"prev_day_close":22.0999994277954},{"option":"SPX260417P07280000","bid":407.6,"bid_size":3.0,"ask":414.4,"ask_size":3.0,"iv":0.1212,"open_interest":10.0,"volume":0.0,"delta":-0.8697,"gamma":0.0006,"vega":5.9886,"theta":-0.4476,"rho":-10.1196,"theo":411.1352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.7,"last_trade_time":"2026-02-11T10:21:27","percent_change":0.0,"prev_day_close":391.050003051758},{"option":"SPX260417C07290000","bid":19.0,"bid_size":77.0,"ask":19.6,"ask_size":50.0,"iv":0.121,"open_interest":74.0,"volume":25.0,"delta":0.1232,"gamma":0.0006,"vega":5.774,"theta":-0.5705,"rho":1.2984,"theo":19.1893,"change":0.95,"open":22.1,"high":24.21,"low":20.1,"tick":"down","last_trade_price":20.1,"last_trade_time":"2026-02-18T15:41:59","percent_change":4.96084,"prev_day_close":20.5499992370605},{"option":"SPX260417P07290000","bid":416.0,"bid_size":3.0,"ask":422.9,"ask_size":3.0,"iv":0.1205,"open_interest":1.0,"volume":0.0,"delta":-0.8768,"gamma":0.0006,"vega":5.774,"theta":-0.4177,"rho":-10.2098,"theo":419.5801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":415.58,"last_trade_time":"2026-01-20T10:49:22","percent_change":0.0,"prev_day_close":399.399993896484},{"option":"SPX260417C07300000","bid":17.6,"bid_size":177.0,"ask":18.2,"ask_size":96.0,"iv":0.1204,"open_interest":6001.0,"volume":418.0,"delta":0.1163,"gamma":0.0006,"vega":5.5628,"theta":-0.545,"rho":1.2262,"theo":17.7954,"change":2.3,"open":18.5,"high":22.3,"low":18.5,"tick":"up","last_trade_price":20.15,"last_trade_time":"2026-02-18T15:54:21","percent_change":12.8852,"prev_day_close":19.0499992370605},{"option":"SPX260417P07300000","bid":424.6,"bid_size":3.0,"ask":431.3,"ask_size":3.0,"iv":0.1199,"open_interest":1044.0,"volume":0.0,"delta":-0.8837,"gamma":0.0006,"vega":5.5628,"theta":-0.3884,"rho":-10.2979,"theo":428.1197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.3,"last_trade_time":"2026-02-17T09:50:31","percent_change":0.0,"prev_day_close":407.849990844727},{"option":"SPX260417C07310000","bid":16.3,"bid_size":156.0,"ask":16.9,"ask_size":50.0,"iv":0.1199,"open_interest":526.0,"volume":3.0,"delta":0.1097,"gamma":0.0006,"vega":5.3534,"theta":-0.5202,"rho":1.1558,"theo":16.4936,"change":2.3,"open":19.85,"high":19.85,"low":18.85,"tick":"down","last_trade_price":18.85,"last_trade_time":"2026-02-18T14:22:04","percent_change":13.8973,"prev_day_close":17.6999998092651},{"option":"SPX260417P07310000","bid":433.1,"bid_size":3.0,"ask":440.1,"ask_size":3.0,"iv":0.1194,"open_interest":2.0,"volume":0.0,"delta":-0.8903,"gamma":0.0006,"vega":5.3534,"theta":-0.3598,"rho":-10.384,"theo":436.7515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":437.88,"last_trade_time":"2026-02-12T13:36:47","percent_change":0.0,"prev_day_close":416.399993896484},{"option":"SPX260417C07320000","bid":15.1,"bid_size":171.0,"ask":15.7,"ask_size":54.0,"iv":0.1194,"open_interest":579.0,"volume":8.0,"delta":0.1034,"gamma":0.0006,"vega":5.1451,"theta":-0.496,"rho":1.0883,"theo":15.2809,"change":0.7,"open":18.45,"high":18.45,"low":16.1,"tick":"no_change","last_trade_price":16.1,"last_trade_time":"2026-02-18T15:40:43","percent_change":4.54545,"prev_day_close":16.4500007629395},{"option":"SPX260417P07320000","bid":442.3,"bid_size":3.0,"ask":448.9,"ask_size":3.0,"iv":0.1195,"open_interest":1.0,"volume":0.0,"delta":-0.8966,"gamma":0.0006,"vega":5.1451,"theta":-0.3319,"rho":-10.4673,"theo":445.4724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":445.61,"last_trade_time":"2026-02-12T12:57:23","percent_change":0.0,"prev_day_close":425.050003051758},{"option":"SPX260417C07325000","bid":14.6,"bid_size":115.0,"ask":15.1,"ask_size":101.0,"iv":0.1192,"open_interest":3942.0,"volume":7.0,"delta":0.1003,"gamma":0.0005,"vega":5.0417,"theta":-0.4843,"rho":1.056,"theo":14.7065,"change":3.4,"open":16.84,"high":18.3,"low":16.84,"tick":"down","last_trade_price":18.25,"last_trade_time":"2026-02-18T11:39:10","percent_change":22.8956,"prev_day_close":15.8500003814697},{"option":"SPX260417P07325000","bid":446.2,"bid_size":3.0,"ask":453.3,"ask_size":3.0,"iv":0.1187,"open_interest":22.0,"volume":0.0,"delta":-0.8997,"gamma":0.0005,"vega":5.0417,"theta":-0.3182,"rho":-10.5074,"theo":449.8649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.62,"last_trade_time":"2026-02-11T15:25:57","percent_change":0.0,"prev_day_close":429.399993896484},{"option":"SPX260417C07330000","bid":14.0,"bid_size":175.0,"ask":14.6,"ask_size":65.0,"iv":0.119,"open_interest":277.0,"volume":6.0,"delta":0.0974,"gamma":0.0005,"vega":4.9392,"theta":-0.4727,"rho":1.0248,"theo":14.1527,"change":1.7,"open":17.7,"high":17.7,"low":16.0,"tick":"down","last_trade_price":16.0,"last_trade_time":"2026-02-18T14:35:49","percent_change":11.8881,"prev_day_close":15.25},{"option":"SPX260417P07330000","bid":450.7,"bid_size":3.0,"ask":457.7,"ask_size":3.0,"iv":0.1185,"open_interest":2.0,"volume":0.0,"delta":-0.9027,"gamma":0.0005,"vega":4.9392,"theta":-0.3048,"rho":-10.5465,"theo":454.2778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":356.1,"last_trade_time":"2026-01-09T15:34:22","percent_change":0.0,"prev_day_close":433.799987792969},{"option":"SPX260417C07340000","bid":13.0,"bid_size":174.0,"ask":13.5,"ask_size":63.0,"iv":0.1186,"open_interest":231.0,"volume":60.0,"delta":0.0916,"gamma":0.0005,"vega":4.7382,"theta":-0.4501,"rho":0.9652,"theo":13.104,"change":1.49,"open":15.26,"high":16.5,"low":14.5,"tick":"no_change","last_trade_price":14.74,"last_trade_time":"2026-02-18T14:48:00","percent_change":11.2453,"prev_day_close":14.0999999046326},{"option":"SPX260417P07340000","bid":460.0,"bid_size":3.0,"ask":466.6,"ask_size":3.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9084,"gamma":0.0005,"vega":4.7382,"theta":-0.2784,"rho":-10.622,"theo":463.1628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.550003051758},{"option":"SPX260417C07350000","bid":12.0,"bid_size":221.0,"ask":12.6,"ask_size":197.0,"iv":0.1182,"open_interest":3239.0,"volume":456.0,"delta":0.0862,"gamma":0.0005,"vega":4.5433,"theta":-0.4283,"rho":0.9082,"theo":12.1306,"change":0.18,"open":14.78,"high":15.4,"low":13.8,"tick":"down","last_trade_price":13.8,"last_trade_time":"2026-02-18T15:54:21","percent_change":1.37405,"prev_day_close":13.0999999046326},{"option":"SPX260417P07350000","bid":469.4,"bid_size":2.0,"ask":475.2,"ask_size":2.0,"iv":0.1187,"open_interest":4.0,"volume":0.0,"delta":-0.9138,"gamma":0.0005,"vega":4.5433,"theta":-0.2528,"rho":-10.6947,"theo":472.123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.43,"last_trade_time":"2026-02-09T13:31:42","percent_change":0.0,"prev_day_close":451.5},{"option":"SPX260417C07360000","bid":11.1,"bid_size":177.0,"ask":11.7,"ask_size":146.0,"iv":0.1179,"open_interest":118.0,"volume":43.0,"delta":0.081,"gamma":0.0005,"vega":4.3538,"theta":-0.4074,"rho":0.8533,"theo":11.2292,"change":2.25,"open":14.35,"high":14.4,"low":13.7,"tick":"down","last_trade_price":13.7,"last_trade_time":"2026-02-18T12:39:07","percent_change":19.6507,"prev_day_close":12.0999999046326},{"option":"SPX260417P07360000","bid":477.5,"bid_size":2.0,"ask":484.7,"ask_size":2.0,"iv":0.1173,"open_interest":1.0,"volume":0.0,"delta":-0.919,"gamma":0.0005,"vega":4.3538,"theta":-0.2281,"rho":-10.7653,"theo":481.1551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":430.01,"last_trade_time":"2026-01-22T10:31:56","percent_change":0.0,"prev_day_close":460.600006103516},{"option":"SPX260417C07370000","bid":10.3,"bid_size":122.0,"ask":10.8,"ask_size":69.0,"iv":0.1176,"open_interest":36.0,"volume":4.0,"delta":0.0761,"gamma":0.0004,"vega":4.1687,"theta":-0.3874,"rho":0.801,"theo":10.3961,"change":1.25,"open":11.85,"high":11.85,"low":11.85,"tick":"up","last_trade_price":11.85,"last_trade_time":"2026-02-18T14:35:49","percent_change":11.7925,"prev_day_close":11.1999998092651},{"option":"SPX260417P07370000","bid":486.6,"bid_size":2.0,"ask":493.8,"ask_size":2.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9239,"gamma":0.0004,"vega":4.1687,"theta":-0.2043,"rho":-10.8334,"theo":490.2557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":469.600006103516},{"option":"SPX260417C07375000","bid":9.9,"bid_size":181.0,"ask":10.4,"ask_size":71.0,"iv":0.1174,"open_interest":686.0,"volume":26.0,"delta":0.0738,"gamma":0.0004,"vega":4.0777,"theta":-0.3777,"rho":0.7761,"theo":10.004,"change":2.4,"open":12.4,"high":12.6,"low":12.4,"tick":"no_change","last_trade_price":12.6,"last_trade_time":"2026-02-18T11:39:10","percent_change":23.5294,"prev_day_close":10.8000001907349},{"option":"SPX260417P07375000","bid":491.6,"bid_size":2.0,"ask":498.6,"ask_size":2.0,"iv":0.1178,"open_interest":1.0,"volume":0.0,"delta":-0.9262,"gamma":0.0004,"vega":4.0777,"theta":-0.1927,"rho":-10.8662,"theo":494.8303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":491.15,"last_trade_time":"2026-02-12T14:13:23","percent_change":0.0,"prev_day_close":474.199996948242},{"option":"SPX260417C07380000","bid":9.5,"bid_size":194.0,"ask":10.0,"ask_size":75.0,"iv":0.1172,"open_interest":326.0,"volume":1.0,"delta":0.0715,"gamma":0.0004,"vega":3.988,"theta":-0.3682,"rho":0.7522,"theo":9.6273,"change":2.45,"open":12.3,"high":12.3,"low":12.3,"tick":"up","last_trade_price":12.3,"last_trade_time":"2026-02-18T12:12:17","percent_change":24.8731,"prev_day_close":10.4000000953674},{"option":"SPX260417P07380000","bid":495.7,"bid_size":2.0,"ask":503.1,"ask_size":2.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9285,"gamma":0.0004,"vega":3.988,"theta":-0.1813,"rho":-10.898,"theo":499.4204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":479.050003051758},{"option":"SPX260417C07390000","bid":8.8,"bid_size":185.0,"ask":9.3,"ask_size":89.0,"iv":0.117,"open_interest":156.0,"volume":0.0,"delta":0.0672,"gamma":0.0004,"vega":3.813,"theta":-0.3499,"rho":0.7068,"theo":8.918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":9.11,"last_trade_time":"2026-02-17T15:30:03","percent_change":0.0,"prev_day_close":9.59999990463257},{"option":"SPX260417P07390000","bid":505.2,"bid_size":2.0,"ask":512.5,"ask_size":2.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9328,"gamma":0.0004,"vega":3.813,"theta":-0.1592,"rho":-10.9592,"theo":508.6447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":487.949996948242},{"option":"SPX260417C07400000","bid":8.2,"bid_size":126.0,"ask":8.6,"ask_size":153.0,"iv":0.1168,"open_interest":8647.0,"volume":925.0,"delta":0.0631,"gamma":0.0004,"vega":3.6448,"theta":-0.3324,"rho":0.6642,"theo":8.2639,"change":0.95,"open":9.1,"high":10.6,"low":8.74,"tick":"up","last_trade_price":9.4,"last_trade_time":"2026-02-18T15:58:47","percent_change":11.2426,"prev_day_close":8.9500002861023},{"option":"SPX260417P07400000","bid":515.2,"bid_size":2.0,"ask":521.2,"ask_size":2.0,"iv":0.1172,"open_interest":377.0,"volume":0.0,"delta":-0.9369,"gamma":0.0004,"vega":3.6448,"theta":-0.138,"rho":-11.0176,"theo":517.9242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":398.33,"last_trade_time":"2026-01-27T11:04:41","percent_change":0.0,"prev_day_close":497.400009155273},{"option":"SPX260417C07410000","bid":7.5,"bid_size":323.0,"ask":8.0,"ask_size":95.0,"iv":0.1165,"open_interest":675.0,"volume":21.0,"delta":0.0593,"gamma":0.0004,"vega":3.4837,"theta":-0.3158,"rho":0.6237,"theo":7.6614,"change":0.8,"open":9.5,"high":9.5,"low":8.26,"tick":"down","last_trade_price":8.7,"last_trade_time":"2026-02-18T15:56:39","percent_change":10.1266,"prev_day_close":8.30000019073486},{"option":"SPX260417P07410000","bid":523.9,"bid_size":2.0,"ask":531.0,"ask_size":2.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9408,"gamma":0.0004,"vega":3.4837,"theta":-0.1176,"rho":-11.0738,"theo":527.2553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.449996948242},{"option":"SPX260417C07420000","bid":7.0,"bid_size":144.0,"ask":7.5,"ask_size":191.0,"iv":0.1165,"open_interest":489.0,"volume":192.0,"delta":0.0557,"gamma":0.0004,"vega":3.3291,"theta":-0.3,"rho":0.5852,"theo":7.1074,"change":1.6,"open":7.67,"high":9.16,"low":7.5,"tick":"up","last_trade_price":8.9,"last_trade_time":"2026-02-18T10:39:43","percent_change":21.9178,"prev_day_close":7.65000009536743},{"option":"SPX260417P07420000","bid":532.8,"bid_size":2.0,"ask":540.6,"ask_size":2.0,"iv":0.1163,"open_interest":1.0,"volume":0.0,"delta":-0.9444,"gamma":0.0004,"vega":3.3291,"theta":-0.098,"rho":-11.1281,"theo":536.6349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":447.8,"last_trade_time":"2026-01-15T15:19:11","percent_change":0.0,"prev_day_close":515.700012207031},{"option":"SPX260417C07425000","bid":6.7,"bid_size":164.0,"ask":7.2,"ask_size":190.0,"iv":0.1164,"open_interest":2519.0,"volume":86.0,"delta":0.054,"gamma":0.0004,"vega":3.254,"theta":-0.2925,"rho":0.5668,"theo":6.8475,"change":1.6,"open":7.9,"high":8.82,"low":7.9,"tick":"down","last_trade_price":8.6,"last_trade_time":"2026-02-18T12:32:55","percent_change":22.8571,"prev_day_close":7.39999985694885},{"option":"SPX260417P07425000","bid":537.5,"bid_size":2.0,"ask":545.3,"ask_size":2.0,"iv":0.1162,"open_interest":1.0,"volume":0.0,"delta":-0.9461,"gamma":0.0004,"vega":3.254,"theta":-0.0886,"rho":-11.1544,"theo":541.3419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":426.09,"last_trade_time":"2026-01-15T13:33:46","percent_change":0.0,"prev_day_close":520.399993896484},{"option":"SPX260417C07430000","bid":6.4,"bid_size":351.0,"ask":6.9,"ask_size":108.0,"iv":0.1161,"open_interest":252.0,"volume":0.0,"delta":0.0523,"gamma":0.0003,"vega":3.1802,"theta":-0.2851,"rho":0.5491,"theo":6.5985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.61,"last_trade_time":"2026-02-17T15:55:12","percent_change":0.0,"prev_day_close":7.10000014305115},{"option":"SPX260417P07430000","bid":542.5,"bid_size":2.0,"ask":549.9,"ask_size":2.0,"iv":0.1171,"open_interest":1.0,"volume":0.0,"delta":-0.9477,"gamma":0.0003,"vega":3.1802,"theta":-0.0793,"rho":-11.18,"theo":546.0596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":452.6,"last_trade_time":"2026-02-02T09:56:41","percent_change":0.0,"prev_day_close":526.100006103516},{"option":"SPX260417C07440000","bid":6.0,"bid_size":152.0,"ask":6.5,"ask_size":210.0,"iv":0.1163,"open_interest":270.0,"volume":8.0,"delta":0.0491,"gamma":0.0003,"vega":3.037,"theta":-0.271,"rho":0.5158,"theo":6.131,"change":0.3,"open":6.96,"high":7.7,"low":6.56,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:32:42","percent_change":4.76191,"prev_day_close":6.60000014305115},{"option":"SPX260417P07440000","bid":552.1,"bid_size":2.0,"ask":559.1,"ask_size":2.0,"iv":0.1164,"open_interest":0.0,"volume":0.0,"delta":-0.9509,"gamma":0.0003,"vega":3.037,"theta":-0.0614,"rho":-11.2291,"theo":555.5257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":534.800018310547},{"option":"SPX260417C07450000","bid":5.6,"bid_size":198.0,"ask":6.0,"ask_size":227.0,"iv":0.1162,"open_interest":2314.0,"volume":130.0,"delta":0.0462,"gamma":0.0003,"vega":2.8999,"theta":-0.2576,"rho":0.485,"theo":5.7013,"change":0.65,"open":6.95,"high":7.3,"low":6.5,"tick":"no_change","last_trade_price":6.5,"last_trade_time":"2026-02-18T14:37:45","percent_change":11.1111,"prev_day_close":6.15000009536743},{"option":"SPX260417P07450000","bid":561.4,"bid_size":2.0,"ask":568.3,"ask_size":2.0,"iv":0.1152,"open_interest":2.0,"volume":0.0,"delta":-0.9538,"gamma":0.0003,"vega":2.8999,"theta":-0.0442,"rho":-11.2756,"theo":565.0296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":458.63,"last_trade_time":"2026-02-09T13:31:42","percent_change":0.0,"prev_day_close":544.0},{"option":"SPX260417C07460000","bid":5.2,"bid_size":121.0,"ask":5.6,"ask_size":230.0,"iv":0.1162,"open_interest":328.0,"volume":1.0,"delta":0.0434,"gamma":0.0003,"vega":2.7693,"theta":-0.245,"rho":0.4562,"theo":5.3061,"change":0.55,"open":6.05,"high":6.05,"low":6.05,"tick":"up","last_trade_price":6.05,"last_trade_time":"2026-02-18T09:58:44","percent_change":10.0,"prev_day_close":5.70000004768372},{"option":"SPX260417P07460000","bid":570.5,"bid_size":2.0,"ask":578.4,"ask_size":2.0,"iv":0.1154,"open_interest":0.0,"volume":0.0,"delta":-0.9566,"gamma":0.0003,"vega":2.7693,"theta":-0.0278,"rho":-11.3201,"theo":574.5681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.5},{"option":"SPX260417C07470000","bid":4.8,"bid_size":175.0,"ask":5.2,"ask_size":225.0,"iv":0.1161,"open_interest":164.0,"volume":3.0,"delta":0.0408,"gamma":0.0003,"vega":2.6453,"theta":-0.233,"rho":0.4291,"theo":4.9429,"change":1.1,"open":6.31,"high":6.31,"low":6.2,"tick":"down","last_trade_price":6.2,"last_trade_time":"2026-02-18T13:00:10","percent_change":21.5686,"prev_day_close":5.29999995231628},{"option":"SPX260417P07470000","bid":580.5,"bid_size":2.0,"ask":587.8,"ask_size":2.0,"iv":0.116,"open_interest":0.0,"volume":0.0,"delta":-0.9592,"gamma":0.0003,"vega":2.6453,"theta":-0.0121,"rho":-11.3631,"theo":584.1385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.350006103516},{"option":"SPX260417C07475000","bid":4.6,"bid_size":184.0,"ask":5.0,"ask_size":199.0,"iv":0.116,"open_interest":285.0,"volume":13.0,"delta":0.0396,"gamma":0.0003,"vega":2.5855,"theta":-0.2273,"rho":0.416,"theo":4.7725,"change":1.0,"open":5.9,"high":6.0,"low":5.9,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T11:39:21","percent_change":20.4082,"prev_day_close":5.10000014305115},{"option":"SPX260417P07475000","bid":585.2,"bid_size":2.0,"ask":593.0,"ask_size":2.0,"iv":0.1166,"open_interest":1.0,"volume":0.0,"delta":-0.9604,"gamma":0.0003,"vega":2.5855,"theta":-0.0045,"rho":-11.384,"theo":588.9349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":477.63,"last_trade_time":"2026-02-09T13:33:29","percent_change":0.0,"prev_day_close":568.600006103516},{"option":"SPX260417C07480000","bid":4.4,"bid_size":301.0,"ask":4.9,"ask_size":238.0,"iv":0.1162,"open_interest":159.0,"volume":1.0,"delta":0.0384,"gamma":0.0003,"vega":2.5272,"theta":-0.2218,"rho":0.4034,"theo":4.6092,"change":0.95,"open":5.7,"high":5.7,"low":5.7,"tick":"up","last_trade_price":5.7,"last_trade_time":"2026-02-18T11:25:06","percent_change":20.0,"prev_day_close":4.95000004768372},{"option":"SPX260417P07480000","bid":590.2,"bid_size":2.0,"ask":597.6,"ask_size":2.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.9616,"gamma":0.0003,"vega":2.5272,"theta":0.0,"rho":-11.4046,"theo":593.7384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.350006103516},{"option":"SPX260417C07490000","bid":4.1,"bid_size":318.0,"ask":4.6,"ask_size":264.0,"iv":0.1163,"open_interest":67.0,"volume":9.0,"delta":0.0362,"gamma":0.0002,"vega":2.4147,"theta":-0.2112,"rho":0.3794,"theo":4.3027,"change":0.85,"open":5.3,"high":5.4,"low":5.3,"tick":"no_change","last_trade_price":5.3,"last_trade_time":"2026-02-18T11:33:24","percent_change":19.1011,"prev_day_close":4.60000014305115},{"option":"SPX260417P07490000","bid":599.4,"bid_size":2.0,"ask":607.2,"ask_size":2.0,"iv":0.1158,"open_interest":2.0,"volume":0.0,"delta":-0.9638,"gamma":0.0002,"vega":2.4147,"theta":0.0,"rho":-11.4443,"theo":603.3654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":522.1,"last_trade_time":"2026-02-03T11:34:33","percent_change":0.0,"prev_day_close":582.949981689453},{"option":"SPX260417C07500000","bid":3.9,"bid_size":134.0,"ask":4.3,"ask_size":337.0,"iv":0.1166,"open_interest":4168.0,"volume":86.0,"delta":0.0341,"gamma":0.0002,"vega":2.3074,"theta":-0.2012,"rho":0.3572,"theo":4.0208,"change":0.3,"open":4.24,"high":5.12,"low":4.19,"tick":"up","last_trade_price":4.45,"last_trade_time":"2026-02-18T16:04:27","percent_change":7.22891,"prev_day_close":4.25},{"option":"SPX260417P07500000","bid":609.5,"bid_size":2.0,"ask":616.8,"ask_size":2.0,"iv":0.1168,"open_interest":186.0,"volume":1.0,"delta":-0.9659,"gamma":0.0002,"vega":2.3074,"theta":0.0,"rho":-11.4823,"theo":613.0172,"change":-29.05,"open":589.15,"high":589.15,"low":589.15,"tick":"down","last_trade_price":589.15,"last_trade_time":"2026-02-18T16:04:27","percent_change":-4.69912,"prev_day_close":592.600006103516},{"option":"SPX260417C07525000","bid":3.2,"bid_size":165.0,"ask":3.6,"ask_size":242.0,"iv":0.1166,"open_interest":925.0,"volume":10.0,"delta":0.0295,"gamma":0.0002,"vega":2.061,"theta":-0.1786,"rho":0.3088,"theo":3.4093,"change":0.83,"open":3.55,"high":4.28,"low":3.55,"tick":"up","last_trade_price":4.28,"last_trade_time":"2026-02-18T12:19:29","percent_change":24.058,"prev_day_close":3.60000002384186},{"option":"SPX260417P07525000","bid":633.4,"bid_size":2.0,"ask":641.3,"ask_size":2.0,"iv":0.1172,"open_interest":1.0,"volume":0.0,"delta":-0.9706,"gamma":0.0002,"vega":2.061,"theta":0.0,"rho":-11.5702,"theo":637.2397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":538.8,"last_trade_time":"2026-01-15T15:55:24","percent_change":0.0,"prev_day_close":617.049987792969},{"option":"SPX260417C07550000","bid":2.7,"bid_size":269.0,"ask":3.1,"ask_size":361.0,"iv":0.1172,"open_interest":1106.0,"volume":13.0,"delta":0.0256,"gamma":0.0002,"vega":1.8448,"theta":-0.1591,"rho":0.2673,"theo":2.9087,"change":0.525,"open":3.48,"high":3.6,"low":3.48,"tick":"no_change","last_trade_price":3.5,"last_trade_time":"2026-02-18T11:40:18","percent_change":17.6471,"prev_day_close":3.07500004768372},{"option":"SPX260417P07550000","bid":657.5,"bid_size":2.0,"ask":665.2,"ask_size":2.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9745,"gamma":0.0002,"vega":1.8448,"theta":0.0,"rho":-11.6511,"theo":661.5731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":599.08,"last_trade_time":"2026-02-12T10:54:59","percent_change":0.0,"prev_day_close":641.049987792969},{"option":"SPX260417C07575000","bid":2.25,"bid_size":284.0,"ask":2.65,"ask_size":273.0,"iv":0.1176,"open_interest":920.0,"volume":33.0,"delta":0.0222,"gamma":0.0002,"vega":1.6543,"theta":-0.1422,"rho":0.2322,"theo":2.4972,"change":0.125,"open":3.0,"high":3.0,"low":2.65,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-18T15:00:44","percent_change":4.95049,"prev_day_close":2.60000002384186},{"option":"SPX260417P07575000","bid":682.3,"bid_size":2.0,"ask":689.6,"ask_size":2.0,"iv":0.1176,"open_interest":1.0,"volume":0.0,"delta":-0.9778,"gamma":0.0002,"vega":1.6543,"theta":0.0,"rho":-11.7256,"theo":685.9956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":570.63,"last_trade_time":"2026-02-09T13:33:29","percent_change":0.0,"prev_day_close":665.200012207031},{"option":"SPX260417C07600000","bid":1.9,"bid_size":360.0,"ask":2.3,"ask_size":291.0,"iv":0.1183,"open_interest":3310.0,"volume":155.0,"delta":0.0194,"gamma":0.0001,"vega":1.4859,"theta":-0.1274,"rho":0.2029,"theo":2.1559,"change":0.275,"open":2.67,"high":2.67,"low":2.45,"tick":"down","last_trade_price":2.45,"last_trade_time":"2026-02-18T14:14:49","percent_change":12.6437,"prev_day_close":2.19999992847443},{"option":"SPX260417P07600000","bid":706.8,"bid_size":2.0,"ask":714.3,"ask_size":2.0,"iv":0.1192,"open_interest":42.0,"volume":1.0,"delta":-0.9806,"gamma":0.0001,"vega":1.4859,"theta":0.0,"rho":-11.7943,"theo":710.4882,"change":-47.03,"open":668.32,"high":668.32,"low":668.32,"tick":"up","last_trade_price":668.32,"last_trade_time":"2026-02-18T12:02:26","percent_change":-6.5744,"prev_day_close":689.849975585938},{"option":"SPX260417C07625000","bid":1.6,"bid_size":311.0,"ask":2.0,"ask_size":307.0,"iv":0.119,"open_interest":960.0,"volume":3.0,"delta":0.017,"gamma":0.0001,"vega":1.3374,"theta":-0.1146,"rho":0.1777,"theo":1.8706,"change":0.325,"open":2.2,"high":2.2,"low":2.2,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-18T11:36:37","percent_change":17.3333,"prev_day_close":1.89999997615814},{"option":"SPX260417P07625000","bid":730.8,"bid_size":2.0,"ask":738.6,"ask_size":2.0,"iv":0.1164,"open_interest":0.0,"volume":0.0,"delta":-0.983,"gamma":0.0001,"vega":1.3374,"theta":0.0,"rho":-11.8589,"theo":735.0369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.450012207031},{"option":"SPX260417C07650000","bid":1.4,"bid_size":39.0,"ask":1.75,"ask_size":312.0,"iv":0.12,"open_interest":1921.0,"volume":2.0,"delta":0.015,"gamma":0.0001,"vega":1.2062,"theta":-0.1033,"rho":0.1559,"theo":1.6314,"change":0.275,"open":1.9,"high":1.9,"low":1.9,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T11:33:11","percent_change":16.9231,"prev_day_close":1.64999997615814},{"option":"SPX260417P07650000","bid":755.8,"bid_size":2.0,"ask":763.8,"ask_size":2.0,"iv":0.1222,"open_interest":25.0,"volume":0.0,"delta":-0.985,"gamma":0.0001,"vega":1.2062,"theta":0.0,"rho":-11.9202,"theo":759.6317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":620.62,"last_trade_time":"2026-01-27T11:08:58","percent_change":0.0,"prev_day_close":738.799987792969},{"option":"SPX260417C07675000","bid":1.2,"bid_size":42.0,"ask":1.55,"ask_size":345.0,"iv":0.121,"open_interest":2365.0,"volume":3.0,"delta":0.0132,"gamma":0.0001,"vega":1.09,"theta":-0.0934,"rho":0.1376,"theo":1.4296,"change":0.175,"open":1.65,"high":1.65,"low":1.6,"tick":"no_change","last_trade_price":1.6,"last_trade_time":"2026-02-18T11:36:42","percent_change":12.2807,"prev_day_close":1.44999998807907},{"option":"SPX260417P07675000","bid":780.4,"bid_size":2.0,"ask":788.1,"ask_size":2.0,"iv":0.1215,"open_interest":0.0,"volume":0.0,"delta":-0.9868,"gamma":0.0001,"vega":1.09,"theta":0.0,"rho":-11.9779,"theo":784.2639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":763.599975585938},{"option":"SPX260417C07700000","bid":1.05,"bid_size":28.0,"ask":1.35,"ask_size":334.0,"iv":0.122,"open_interest":7676.0,"volume":64.0,"delta":0.0117,"gamma":0.0001,"vega":0.9868,"theta":-0.0847,"rho":0.1219,"theo":1.2583,"change":0.15,"open":1.25,"high":1.4,"low":1.25,"tick":"no_change","last_trade_price":1.4,"last_trade_time":"2026-02-18T11:09:28","percent_change":12.0,"prev_day_close":1.27499997615814},{"option":"SPX260417P07700000","bid":805.1,"bid_size":2.0,"ask":813.2,"ask_size":2.0,"iv":0.1254,"open_interest":2.0,"volume":0.0,"delta":-0.9883,"gamma":0.0001,"vega":0.9868,"theta":0.0,"rho":-12.033,"theo":808.9267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":667.57,"last_trade_time":"2026-01-13T09:32:33","percent_change":0.0,"prev_day_close":788.299987792969},{"option":"SPX260417C07725000","bid":0.9,"bid_size":30.0,"ask":1.2,"ask_size":352.0,"iv":0.123,"open_interest":204.0,"volume":2.0,"delta":0.0104,"gamma":0.0001,"vega":0.8956,"theta":-0.0771,"rho":0.1082,"theo":1.1128,"change":-0.015,"open":1.11,"high":1.11,"low":1.11,"tick":"down","last_trade_price":1.11,"last_trade_time":"2026-02-18T09:51:20","percent_change":-1.33333,"prev_day_close":1.07500001788139},{"option":"SPX260417P07725000","bid":829.6,"bid_size":2.0,"ask":837.3,"ask_size":2.0,"iv":0.1215,"open_interest":0.0,"volume":0.0,"delta":-0.9896,"gamma":0.0001,"vega":0.8956,"theta":0.0,"rho":-12.0862,"theo":833.6151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.950012207031},{"option":"SPX260417C07750000","bid":0.8,"bid_size":30.0,"ask":1.1,"ask_size":341.0,"iv":0.1245,"open_interest":1114.0,"volume":34.0,"delta":0.0093,"gamma":0.0001,"vega":0.8149,"theta":-0.0703,"rho":0.0963,"theo":0.989,"change":0.025,"open":1.13,"high":1.13,"low":0.95,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T14:38:46","percent_change":2.5641,"prev_day_close":0.949999988079071},{"option":"SPX260417P07750000","bid":854.4,"bid_size":2.0,"ask":862.2,"ask_size":2.0,"iv":0.1247,"open_interest":0.0,"volume":0.0,"delta":-0.9907,"gamma":0.0001,"vega":0.8149,"theta":0.0,"rho":-12.1375,"theo":858.3254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":837.399993896484},{"option":"SPX260417C07775000","bid":0.7,"bid_size":32.0,"ask":1.0,"ask_size":417.0,"iv":0.1258,"open_interest":4132.0,"volume":404.0,"delta":0.0083,"gamma":0.0001,"vega":0.7435,"theta":-0.0644,"rho":0.0862,"theo":0.8834,"change":0.025,"open":0.98,"high":0.98,"low":0.9,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T14:20:29","percent_change":2.85714,"prev_day_close":0.849999994039536},{"option":"SPX260417P07775000","bid":879.0,"bid_size":2.0,"ask":887.3,"ask_size":2.0,"iv":0.1279,"open_interest":0.0,"volume":0.0,"delta":-0.9917,"gamma":0.0001,"vega":0.7435,"theta":0.0,"rho":-12.187,"theo":883.0538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":862.399993896484},{"option":"SPX260417C07800000","bid":0.6,"bid_size":35.0,"ask":0.9,"ask_size":417.0,"iv":0.1268,"open_interest":5639.0,"volume":100.0,"delta":0.0075,"gamma":0.0001,"vega":0.6802,"theta":-0.0592,"rho":0.0776,"theo":0.7931,"change":0.075,"open":0.88,"high":0.88,"low":0.85,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T10:35:40","percent_change":9.67742,"prev_day_close":0.774999976158142},{"option":"SPX260417P07800000","bid":903.9,"bid_size":2.0,"ask":911.8,"ask_size":2.0,"iv":0.1286,"open_interest":4.0,"volume":0.0,"delta":-0.9925,"gamma":0.0001,"vega":0.6802,"theta":0.0,"rho":-12.235,"theo":907.7975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":933.04,"last_trade_time":"2025-11-13T12:12:28","percent_change":0.0,"prev_day_close":887.149993896484},{"option":"SPX260417C07825000","bid":0.55,"bid_size":34.0,"ask":0.8,"ask_size":415.0,"iv":0.1282,"open_interest":2169.0,"volume":101.0,"delta":0.0068,"gamma":0.0,"vega":0.6242,"theta":-0.0546,"rho":0.07,"theo":0.7158,"change":0.0,"open":0.79,"high":0.79,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T14:38:33","percent_change":-2.55448e-6,"prev_day_close":0.675000011920929},{"option":"SPX260417P07825000","bid":928.6,"bid_size":2.0,"ask":936.5,"ask_size":2.0,"iv":0.1289,"open_interest":0.0,"volume":0.0,"delta":-0.9933,"gamma":0.0,"vega":0.6242,"theta":0.0,"rho":-12.282,"theo":932.5541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":911.649993896484},{"option":"SPX260417C07850000","bid":0.45,"bid_size":209.0,"ask":0.75,"ask_size":370.0,"iv":0.1293,"open_interest":2204.0,"volume":0.0,"delta":0.0061,"gamma":0.0,"vega":0.5747,"theta":-0.0506,"rho":0.0634,"theo":0.6495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-17T11:23:02","percent_change":0.0,"prev_day_close":0.625},{"option":"SPX260417P07850000","bid":953.3,"bid_size":2.0,"ask":961.6,"ask_size":2.0,"iv":0.1331,"open_interest":0.0,"volume":0.0,"delta":-0.9939,"gamma":0.0,"vega":0.5747,"theta":0.0,"rho":-12.3281,"theo":957.3219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":936.549987792969},{"option":"SPX260417C07875000","bid":0.4,"bid_size":204.0,"ask":0.7,"ask_size":398.0,"iv":0.1309,"open_interest":1505.0,"volume":73.0,"delta":0.0056,"gamma":0.0,"vega":0.531,"theta":-0.0471,"rho":0.0577,"theo":0.5927,"change":0.0,"open":0.65,"high":0.65,"low":0.55,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:28:46","percent_change":3.25116e-6,"prev_day_close":0.549999982118607},{"option":"SPX260417P07875000","bid":978.0,"bid_size":2.0,"ask":986.2,"ask_size":2.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0,"vega":0.531,"theta":0.0,"rho":-12.3732,"theo":982.0991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":961.349975585938},{"option":"SPX260417C07900000","bid":0.4,"bid_size":36.0,"ask":0.65,"ask_size":469.0,"iv":0.1329,"open_interest":3851.0,"volume":103.0,"delta":0.0051,"gamma":0.0,"vega":0.4923,"theta":-0.044,"rho":0.0528,"theo":0.5439,"change":0.05,"open":0.6,"high":0.6,"low":0.5,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T12:04:55","percent_change":10.0,"prev_day_close":0.500000014901161},{"option":"SPX260417P07900000","bid":1003.0,"bid_size":2.0,"ask":1011.0,"ask_size":2.0,"iv":0.1362,"open_interest":42.0,"volume":0.0,"delta":-0.9949,"gamma":0.0,"vega":0.4923,"theta":0.0,"rho":-12.4176,"theo":1006.8843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":911.45,"last_trade_time":"2026-01-14T09:32:27","percent_change":0.0,"prev_day_close":986.0},{"option":"SPX260417C07950000","bid":0.3,"bid_size":206.0,"ask":0.55,"ask_size":395.0,"iv":0.1354,"open_interest":201.0,"volume":0.0,"delta":0.0044,"gamma":0.0,"vega":0.4275,"theta":-0.0389,"rho":0.0449,"theo":0.4651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-17T11:19:14","percent_change":0.0,"prev_day_close":0.450000017881393},{"option":"SPX260417P07950000","bid":1051.8,"bid_size":2.0,"ask":1060.6,"ask_size":2.0,"iv":0.1255,"open_interest":0.0,"volume":0.0,"delta":-0.9957,"gamma":0.0,"vega":0.4275,"theta":0.0,"rho":-12.5043,"theo":1056.4735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.59997558594},{"option":"SPX260417C08000000","bid":0.25,"bid_size":205.0,"ask":0.5,"ask_size":410.0,"iv":0.1389,"open_interest":11530.0,"volume":417.0,"delta":0.0038,"gamma":0.0,"vega":0.3762,"theta":-0.0349,"rho":0.0387,"theo":0.4056,"change":0.1,"open":0.35,"high":0.5,"low":0.35,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T14:38:43","percent_change":28.5714,"prev_day_close":0.375},{"option":"SPX260417P08000000","bid":1101.4,"bid_size":20.0,"ask":1110.9,"ask_size":20.0,"iv":0.1422,"open_interest":3065.0,"volume":0.0,"delta":-0.9963,"gamma":0.0,"vega":0.3762,"theta":0.0,"rho":-12.5894,"theo":1106.082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":992.58,"last_trade_time":"2026-01-16T10:23:22","percent_change":0.0,"prev_day_close":1085.09997558594},{"option":"SPX260417C08100000","bid":0.15,"bid_size":49.0,"ask":0.4,"ask_size":41.0,"iv":0.1448,"open_interest":4409.0,"volume":0.0,"delta":0.0029,"gamma":0.0,"vega":0.3015,"theta":-0.0292,"rho":0.0301,"theo":0.3243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.31,"last_trade_time":"2026-02-13T09:51:54","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPX260417P08100000","bid":1199.9,"bid_size":21.0,"ask":1210.3,"ask_size":20.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.9971,"gamma":0.0,"vega":0.3015,"theta":0.0,"rho":-12.7557,"theo":1205.3367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.75},{"option":"SPX260417C08200000","bid":0.15,"bid_size":43.0,"ask":0.35,"ask_size":44.0,"iv":0.1533,"open_interest":4255.0,"volume":2.0,"delta":0.0024,"gamma":0.0,"vega":0.25,"theta":-0.0254,"rho":0.0245,"theo":0.2716,"change":0.0,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T11:33:06","percent_change":-3.35276e-6,"prev_day_close":0.175000000745058},{"option":"SPX260417P08200000","bid":1299.2,"bid_size":21.0,"ask":1309.7,"ask_size":20.0,"iv":0.142,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.25,"theta":0.0,"rho":-12.9191,"theo":1304.62,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1283.45001220703},{"option":"SPX260417C08300000","bid":0.1,"bid_size":49.0,"ask":0.35,"ask_size":196.0,"iv":0.1612,"open_interest":212.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.2126,"theta":-0.0226,"rho":0.0204,"theo":0.2344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-01-30T16:12:04","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPX260417P08300000","bid":1398.5,"bid_size":21.0,"ask":1409.1,"ask_size":20.0,"iv":0.1526,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.2121,"theta":0.0,"rho":-13.0809,"theo":1403.9185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1382.75},{"option":"SPX260417C08400000","bid":0.1,"bid_size":47.0,"ask":0.3,"ask_size":142.0,"iv":0.1688,"open_interest":560.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.1829,"theta":-0.0204,"rho":0.0174,"theo":0.2053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2025-12-31T11:52:23","percent_change":0.0,"prev_day_close":0.175000006332994},{"option":"SPX260417P08400000","bid":1497.7,"bid_size":21.0,"ask":1508.4,"ask_size":20.0,"iv":0.171,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1825,"theta":0.0,"rho":-13.2417,"theo":1503.2254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1481.59997558594},{"option":"SPX260417C08500000","bid":0.05,"bid_size":56.0,"ask":0.3,"ask_size":148.0,"iv":0.176,"open_interest":213.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.1585,"theta":-0.0184,"rho":0.0149,"theo":0.1812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-01-20T10:33:46","percent_change":0.0,"prev_day_close":0.175000006332994},{"option":"SPX260417P08500000","bid":1597.2,"bid_size":1.0,"ask":1607.8,"ask_size":20.0,"iv":0.1732,"open_interest":1.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.1583,"theta":0.0,"rho":-13.4019,"theo":1602.5374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1566.45,"last_trade_time":"2026-01-20T10:33:46","percent_change":0.0,"prev_day_close":1581.25},{"option":"SPX260417C08600000","bid":0.1,"bid_size":3.0,"ask":0.3,"ask_size":201.0,"iv":0.187,"open_interest":243.0,"volume":1.0,"delta":0.0013,"gamma":0.0,"vega":0.1383,"theta":-0.0168,"rho":0.0128,"theo":0.1606,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:08:14","percent_change":-42.8571,"prev_day_close":0.200000006705523},{"option":"SPX260417P08600000","bid":1696.8,"bid_size":20.0,"ask":1707.5,"ask_size":20.0,"iv":0.2014,"open_interest":1.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.1382,"theta":0.0,"rho":-13.5617,"theo":1701.853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1646.48,"last_trade_time":"2025-12-22T09:45:03","percent_change":0.0,"prev_day_close":1680.45001220703},{"option":"SPX260417C08800000","bid":0.05,"bid_size":52.0,"ask":0.25,"ask_size":147.0,"iv":0.1998,"open_interest":101.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.1064,"theta":-0.0139,"rho":0.0097,"theo":0.1272,"change":-0.075,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-03T11:14:43","percent_change":-42.8571,"prev_day_close":0.175000000745058},{"option":"SPX260417P08800000","bid":1895.4,"bid_size":20.0,"ask":1906.1,"ask_size":20.0,"iv":0.2165,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.1064,"theta":0.0,"rho":-13.8803,"theo":1900.4916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.5},{"option":"SPX260417C09000000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":171.0,"iv":0.2131,"open_interest":433.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.083,"theta":-0.0115,"rho":0.0074,"theo":0.1015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T09:31:58","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPX260417P09000000","bid":2093.7,"bid_size":1.0,"ask":2105.2,"ask_size":1.0,"iv":0.2515,"open_interest":38.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0827,"theta":0.0,"rho":-14.198,"theo":2099.1376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1973.37,"last_trade_time":"2026-01-16T14:53:10","percent_change":0.0,"prev_day_close":2079.59997558594},{"option":"SPX260417C09200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":148.0,"iv":0.2252,"open_interest":594.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0652,"theta":-0.0096,"rho":0.0057,"theo":0.0811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T11:42:11","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260417P09200000","bid":2292.5,"bid_size":1.0,"ask":2304.0,"ask_size":1.0,"iv":0.2594,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0649,"theta":0.0,"rho":-14.5152,"theo":2297.7892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2277.70007324219},{"option":"SPX260417C09400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":173.0,"iv":0.2404,"open_interest":536.0,"volume":10.0,"delta":0.0004,"gamma":0.0,"vega":0.0514,"theta":-0.0079,"rho":0.0044,"theo":0.0649,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:55:28","percent_change":33.3333,"prev_day_close":0.100000001490116},{"option":"SPX260417P09400000","bid":2491.2,"bid_size":1.0,"ask":2502.7,"ask_size":1.0,"iv":0.2778,"open_interest":7.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0511,"theta":0.0,"rho":-14.8319,"theo":2496.445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2380.65,"last_trade_time":"2026-01-09T10:01:39","percent_change":0.0,"prev_day_close":2475.15002441406},{"option":"SPX260417C09600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":161.0,"iv":0.2553,"open_interest":266.0,"volume":130.0,"delta":0.0004,"gamma":0.0,"vega":0.0408,"theta":-0.0066,"rho":0.0034,"theo":0.052,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:54:00","percent_change":-3.35276e-6,"prev_day_close":0.125000001862645},{"option":"SPX260417P09600000","bid":2689.7,"bid_size":1.0,"ask":2701.3,"ask_size":1.0,"iv":0.298,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0405,"theta":0.0,"rho":-15.1484,"theo":2695.1042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2675.70007324219},{"option":"SPX260417C09800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":56.0,"iv":0.2644,"open_interest":17509.0,"volume":110.0,"delta":0.0003,"gamma":0.0,"vega":0.0324,"theta":-0.0054,"rho":0.0027,"theo":0.0417,"change":0.05,"open":0.05,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:34:36","percent_change":100.0,"prev_day_close":0.100000003352761},{"option":"SPX260417P09800000","bid":2888.4,"bid_size":1.0,"ask":2900.0,"ask_size":1.0,"iv":0.3157,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0323,"theta":0.0,"rho":-15.4646,"theo":2893.766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2843.61,"last_trade_time":"2026-01-02T10:18:21","percent_change":0.0,"prev_day_close":2874.15002441406},{"option":"SPX260417C10000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":61.0,"iv":0.2783,"open_interest":740.0,"volume":40.0,"delta":0.0002,"gamma":0.0,"vega":0.0259,"theta":-0.0045,"rho":0.0021,"theo":0.0335,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:32:33","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPX260417P10000000","bid":3087.1,"bid_size":1.0,"ask":3098.7,"ask_size":1.0,"iv":0.333,"open_interest":850.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0258,"theta":0.0,"rho":-15.7806,"theo":3092.4299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2963.94,"last_trade_time":"2026-02-10T12:50:43","percent_change":0.0,"prev_day_close":3072.95007324219},{"option":"SPX260417C10400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":68.0,"iv":0.305,"open_interest":645.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0168,"theta":-0.0031,"rho":0.0013,"theo":0.0218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-02T14:41:09","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260417P10400000","bid":3484.6,"bid_size":1.0,"ask":3496.0,"ask_size":1.0,"iv":0.3643,"open_interest":21.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0167,"theta":0.0,"rho":-16.4123,"theo":3489.7622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3350.06,"last_trade_time":"2026-01-07T14:04:09","percent_change":0.0,"prev_day_close":3468.39990234375},{"option":"SPX260417C10800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":76.0,"iv":0.3306,"open_interest":7.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.011,"theta":-0.0021,"rho":0.0008,"theo":0.0143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2025-11-25T15:48:07","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260417P10800000","bid":3882.0,"bid_size":1.0,"ask":3893.5,"ask_size":1.0,"iv":0.3916,"open_interest":7.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0109,"theta":0.0,"rho":-17.0437,"theo":3887.0988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3939.29,"last_trade_time":"2025-12-17T15:27:44","percent_change":0.0,"prev_day_close":3865.19995117188},{"option":"SPX260417C11200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.3459,"open_interest":70.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0073,"theta":-0.0015,"rho":0.0005,"theo":0.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-13T11:27:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260417P11200000","bid":4279.2,"bid_size":1.0,"ask":4290.8,"ask_size":1.0,"iv":0.4253,"open_interest":75.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0072,"theta":0.0,"rho":-17.6749,"theo":4284.438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4181.43,"last_trade_time":"2025-12-05T12:48:12","percent_change":0.0,"prev_day_close":4263.35009765625},{"option":"SPX260417C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":67.0,"iv":0.3689,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0049,"theta":-0.001,"rho":0.0004,"theo":0.0063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-15T11:13:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260417P11600000","bid":4676.6,"bid_size":1.0,"ask":4688.2,"ask_size":1.0,"iv":0.4553,"open_interest":6.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":-18.306,"theo":4681.7789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4527.17,"last_trade_time":"2026-01-15T11:13:53","percent_change":0.0,"prev_day_close":4660.40014648438},{"option":"SPX260417C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":70.0,"iv":0.3909,"open_interest":768.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0033,"theta":-0.0007,"rho":0.0002,"theo":0.0043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-05T10:25:59","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260417P12000000","bid":5074.0,"bid_size":1.0,"ask":5085.6,"ask_size":1.0,"iv":0.4843,"open_interest":766.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0033,"theta":0.0,"rho":-18.937,"theo":5079.1209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4948.84,"last_trade_time":"2026-02-10T12:50:43","percent_change":0.0,"prev_day_close":5057.60009765625},{"option":"SPX260417C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":74.0,"iv":0.4121,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0023,"theta":-0.0005,"rho":0.0002,"theo":0.0029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-21T14:34:40","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260417P12400000","bid":5471.5,"bid_size":1.0,"ask":5483.0,"ask_size":1.0,"iv":0.5046,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":-19.568,"theo":5476.4636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5455.0},{"option":"SPX260515C00200000","bid":6633.6,"bid_size":1.0,"ask":6645.2,"ask_size":1.0,"iv":2.6544,"open_interest":9.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0074,"theta":0.0,"rho":0.4866,"theo":6638.2899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6724.44,"last_trade_time":"2026-02-12T10:34:46","percent_change":0.0,"prev_day_close":6659.64990234375},{"option":"SPX260515P00200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":2.0,"iv":1.9954,"open_interest":9.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0074,"theta":-0.0091,"rho":-0.0011,"theo":0.1154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T09:30:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260515C00400000","bid":6435.6,"bid_size":1.0,"ask":6447.1,"ask_size":1.0,"iv":2.0513,"open_interest":6.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0124,"theta":0.0,"rho":0.9521,"theo":6440.2927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6446.06,"last_trade_time":"2026-02-17T14:15:14","percent_change":0.0,"prev_day_close":6461.55004882812},{"option":"SPX260515P00400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":143.0,"iv":1.7025,"open_interest":3669.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0124,"theta":-0.0123,"rho":-0.0019,"theo":0.1578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2025-12-05T15:47:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260515C00600000","bid":6237.4,"bid_size":1.0,"ask":6248.9,"ask_size":1.0,"iv":1.789,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0174,"theta":0.0,"rho":1.4177,"theo":6242.2887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6262.0},{"option":"SPX260515P00600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":54.0,"iv":1.4535,"open_interest":7922.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0174,"theta":-0.0149,"rho":-0.0026,"theo":0.1933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:35:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260515C00800000","bid":6039.4,"bid_size":1.0,"ask":6051.0,"ask_size":1.0,"iv":1.5569,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0227,"theta":0.0,"rho":1.8831,"theo":6044.2835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6063.75},{"option":"SPX260515P00800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":46.0,"iv":1.2797,"open_interest":1160.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0227,"theta":-0.0173,"rho":-0.0034,"theo":0.2276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T15:01:45","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260515C01000000","bid":5841.3,"bid_size":1.0,"ask":5852.8,"ask_size":1.0,"iv":1.4056,"open_interest":4.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0287,"theta":0.0,"rho":2.3485,"theo":5846.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5713.52,"last_trade_time":"2025-10-02T14:51:53","percent_change":0.0,"prev_day_close":5865.55004882812},{"option":"SPX260515P01000000","bid":0.05,"bid_size":5.0,"ask":0.2,"ask_size":214.0,"iv":1.1867,"open_interest":2461.0,"volume":6.0,"delta":-0.0002,"gamma":0.0,"vega":0.0287,"theta":-0.0197,"rho":-0.0042,"theo":0.2633,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T11:58:37","percent_change":-3.35276e-6,"prev_day_close":0.150000002235174},{"option":"SPX260515C01200000","bid":5643.3,"bid_size":1.0,"ask":5654.9,"ask_size":1.0,"iv":1.2597,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0354,"theta":0.0,"rho":2.8138,"theo":5648.2791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5668.19995117188},{"option":"SPX260515P01200000","bid":0.1,"bid_size":6.0,"ask":0.25,"ask_size":204.0,"iv":1.1009,"open_interest":2890.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0354,"theta":-0.0222,"rho":-0.0052,"theo":0.3022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-17T12:13:40","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPX260515C01400000","bid":5445.3,"bid_size":1.0,"ask":5456.9,"ask_size":1.0,"iv":1.154,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0433,"theta":0.0,"rho":3.2788,"theo":5450.284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5470.14990234375},{"option":"SPX260515P01400000","bid":0.1,"bid_size":256.0,"ask":0.35,"ask_size":352.0,"iv":1.0234,"open_interest":2035.0,"volume":258.0,"delta":-0.0004,"gamma":0.0,"vega":0.0433,"theta":-0.025,"rho":-0.0064,"theo":0.3466,"change":0.0,"open":0.2,"high":0.3,"low":0.2,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:12:04","percent_change":-2.98023e-6,"prev_day_close":0.25},{"option":"SPX260515C01600000","bid":5247.3,"bid_size":1.0,"ask":5258.9,"ask_size":1.0,"iv":1.0628,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0529,"theta":0.0,"rho":3.7436,"theo":5252.2977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5271.85009765625},{"option":"SPX260515P01600000","bid":0.25,"bid_size":181.0,"ask":0.45,"ask_size":457.0,"iv":0.9715,"open_interest":1450.0,"volume":26.0,"delta":-0.0004,"gamma":0.0,"vega":0.0529,"theta":-0.0283,"rho":-0.0078,"theo":0.3999,"change":-0.025,"open":0.32,"high":0.32,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:23:47","percent_change":-7.69231,"prev_day_close":0.325000002980232},{"option":"SPX260515C01800000","bid":5049.3,"bid_size":1.0,"ask":5060.8,"ask_size":1.0,"iv":0.9951,"open_interest":1.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.065,"theta":0.0,"rho":4.208,"theo":5054.326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4822.85,"last_trade_time":"2025-11-18T10:22:54","percent_change":0.0,"prev_day_close":5076.05004882812},{"option":"SPX260515P01800000","bid":0.3,"bid_size":302.0,"ask":0.55,"ask_size":269.0,"iv":0.9089,"open_interest":1671.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0649,"theta":-0.0323,"rho":-0.0097,"theo":0.4676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.46,"last_trade_time":"2026-02-10T12:45:43","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPX260515C02000000","bid":4851.4,"bid_size":1.0,"ask":4863.0,"ask_size":1.0,"iv":0.9185,"open_interest":95.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0805,"theta":0.0,"rho":4.6718,"theo":4856.3777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4950.63,"last_trade_time":"2026-01-16T10:21:48","percent_change":0.0,"prev_day_close":4878.55004882812},{"option":"SPX260515P02000000","bid":0.45,"bid_size":257.0,"ask":0.75,"ask_size":470.0,"iv":0.8641,"open_interest":6068.0,"volume":6.0,"delta":-0.0007,"gamma":0.0,"vega":0.0805,"theta":-0.0376,"rho":-0.0121,"theo":0.5588,"change":-0.085,"open":0.49,"high":0.49,"low":0.49,"tick":"down","last_trade_price":0.49,"last_trade_time":"2026-02-18T11:58:37","percent_change":-14.7826,"prev_day_close":0.574999988079071},{"option":"SPX260515C02200000","bid":4653.5,"bid_size":1.0,"ask":4665.1,"ask_size":1.0,"iv":0.8594,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.1015,"theta":0.0,"rho":5.1347,"theo":4658.465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4680.05004882812},{"option":"SPX260515P02200000","bid":0.65,"bid_size":205.0,"ask":0.9,"ask_size":268.0,"iv":0.8179,"open_interest":1107.0,"volume":2.0,"delta":-0.0009,"gamma":0.0,"vega":0.1015,"theta":-0.0446,"rho":-0.0154,"theo":0.6855,"change":-0.055,"open":0.67,"high":0.67,"low":0.67,"tick":"down","last_trade_price":0.67,"last_trade_time":"2026-02-18T11:58:37","percent_change":-7.58621,"prev_day_close":0.75},{"option":"SPX260515C02300000","bid":4554.6,"bid_size":1.0,"ask":4566.2,"ask_size":1.0,"iv":0.8344,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.1149,"theta":0.0,"rho":5.3656,"theo":4559.527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4581.39990234375},{"option":"SPX260515P02300000","bid":0.75,"bid_size":298.0,"ask":1.05,"ask_size":460.0,"iv":0.798,"open_interest":2020.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.1149,"theta":-0.0491,"rho":-0.0176,"theo":0.7672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-17T13:40:15","percent_change":0.0,"prev_day_close":0.849999994039536},{"option":"SPX260515C02400000","bid":4455.6,"bid_size":1.0,"ask":4467.1,"ask_size":1.0,"iv":0.8124,"open_interest":4.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.1305,"theta":0.0,"rho":5.5962,"theo":4460.6044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3606.56,"last_trade_time":"2025-05-16T13:28:56","percent_change":0.0,"prev_day_close":4482.34985351562},{"option":"SPX260515P02400000","bid":0.85,"bid_size":395.0,"ask":1.15,"ask_size":418.0,"iv":0.7758,"open_interest":1317.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.1304,"theta":-0.0542,"rho":-0.0202,"theo":0.8642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-13T12:15:45","percent_change":0.0,"prev_day_close":0.950000017881394},{"option":"SPX260515C02500000","bid":4356.7,"bid_size":1.0,"ask":4368.2,"ask_size":1.0,"iv":0.7881,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.1484,"theta":0.0,"rho":5.8262,"theo":4361.6993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4383.39990234375},{"option":"SPX260515P02500000","bid":1.0,"bid_size":305.0,"ask":1.3,"ask_size":445.0,"iv":0.7571,"open_interest":9088.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.1483,"theta":-0.0602,"rho":-0.0232,"theo":0.9789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-17T15:53:27","percent_change":0.0,"prev_day_close":1.07500001788139},{"option":"SPX260515C02600000","bid":4257.9,"bid_size":1.0,"ask":4269.5,"ask_size":1.0,"iv":0.7622,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.1691,"theta":0.0,"rho":6.0558,"theo":4262.814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4284.25},{"option":"SPX260515P02600000","bid":1.15,"bid_size":282.0,"ask":1.45,"ask_size":447.0,"iv":0.7378,"open_interest":1251.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.169,"theta":-0.0669,"rho":-0.0268,"theo":1.1134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.23,"last_trade_time":"2026-02-17T14:44:11","percent_change":0.0,"prev_day_close":1.22500002384186},{"option":"SPX260515C02700000","bid":4159.0,"bid_size":1.0,"ask":4170.6,"ask_size":1.0,"iv":0.7392,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.1932,"theta":0.0,"rho":6.2848,"theo":4163.9508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4185.34985351562},{"option":"SPX260515P02700000","bid":1.3,"bid_size":440.0,"ask":1.6,"ask_size":281.0,"iv":0.7184,"open_interest":2139.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.1931,"theta":-0.0746,"rho":-0.0309,"theo":1.2699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-17T14:45:26","percent_change":0.0,"prev_day_close":1.375},{"option":"SPX260515C02800000","bid":4060.1,"bid_size":1.0,"ask":4071.6,"ask_size":1.0,"iv":0.722,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.2211,"theta":0.0,"rho":6.513,"theo":4065.1124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4086.40002441406},{"option":"SPX260515P02800000","bid":1.45,"bid_size":401.0,"ask":1.8,"ask_size":452.0,"iv":0.7,"open_interest":371.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.221,"theta":-0.0833,"rho":-0.0358,"theo":1.4512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.93,"last_trade_time":"2026-02-12T15:36:10","percent_change":0.0,"prev_day_close":1.55000001192093},{"option":"SPX260515C02900000","bid":3961.3,"bid_size":1.0,"ask":3972.9,"ask_size":1.0,"iv":0.6979,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.2525,"theta":0.0,"rho":6.7405,"theo":3966.3012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3987.65002441406},{"option":"SPX260515P02900000","bid":1.65,"bid_size":481.0,"ask":2.0,"ask_size":518.0,"iv":0.6823,"open_interest":19417.0,"volume":2.0,"delta":-0.0024,"gamma":0.0,"vega":0.2524,"theta":-0.093,"rho":-0.0415,"theo":1.6599,"change":-0.225,"open":1.6,"high":1.6,"low":1.55,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-18T10:58:23","percent_change":-12.6761,"prev_day_close":1.72500002384186},{"option":"SPX260515C03000000","bid":3862.5,"bid_size":1.0,"ask":3874.1,"ask_size":1.0,"iv":0.6791,"open_interest":9.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.2875,"theta":0.0,"rho":6.9672,"theo":3867.519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3933.38,"last_trade_time":"2026-01-23T15:13:46","percent_change":0.0,"prev_day_close":3889.15002441406},{"option":"SPX260515P03000000","bid":1.9,"bid_size":439.0,"ask":2.2,"ask_size":310.0,"iv":0.6653,"open_interest":1466.0,"volume":3.0,"delta":-0.0028,"gamma":0.0,"vega":0.2874,"theta":-0.1037,"rho":-0.0479,"theo":1.897,"change":-0.225,"open":1.75,"high":1.75,"low":1.75,"tick":"down","last_trade_price":1.75,"last_trade_time":"2026-02-18T10:17:52","percent_change":-11.3924,"prev_day_close":1.92499995231628},{"option":"SPX260515C03100000","bid":3763.8,"bid_size":1.0,"ask":3775.2,"ask_size":1.0,"iv":0.6616,"open_interest":2.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.3273,"theta":0.0,"rho":7.193,"theo":3768.7674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3766.86,"last_trade_time":"2026-02-12T12:59:54","percent_change":0.0,"prev_day_close":3789.54992675781},{"option":"SPX260515P03100000","bid":2.15,"bid_size":479.0,"ask":2.5,"ask_size":587.0,"iv":0.6495,"open_interest":1028.0,"volume":3.0,"delta":-0.0032,"gamma":0.0,"vega":0.3272,"theta":-0.1154,"rho":-0.0552,"theo":2.1652,"change":-0.25,"open":2.0,"high":2.0,"low":2.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T10:04:28","percent_change":-11.1111,"prev_day_close":2.19999992847443},{"option":"SPX260515C03200000","bid":3665.0,"bid_size":1.0,"ask":3676.6,"ask_size":1.0,"iv":0.6439,"open_interest":7.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.3723,"theta":0.0,"rho":7.4177,"theo":3670.0487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3668.26,"last_trade_time":"2026-02-12T12:59:54","percent_change":0.0,"prev_day_close":3691.5},{"option":"SPX260515P03200000","bid":2.45,"bid_size":211.0,"ask":2.75,"ask_size":457.0,"iv":0.6333,"open_interest":1477.0,"volume":9.0,"delta":-0.0037,"gamma":0.0,"vega":0.372,"theta":-0.1281,"rho":-0.0636,"theo":2.4651,"change":-0.1,"open":2.2,"high":2.45,"low":2.2,"tick":"no_change","last_trade_price":2.45,"last_trade_time":"2026-02-18T13:49:50","percent_change":-3.92157,"prev_day_close":2.44999992847443},{"option":"SPX260515C03250000","bid":3615.6,"bid_size":1.0,"ask":3627.2,"ask_size":1.0,"iv":0.6344,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.3965,"theta":0.0,"rho":7.5296,"theo":3620.7024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3642.10009765625},{"option":"SPX260515P03250000","bid":2.6,"bid_size":161.0,"ask":2.9,"ask_size":379.0,"iv":0.6251,"open_interest":254.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":0.3965,"theta":-0.135,"rho":-0.0682,"theo":2.6302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.0,"last_trade_time":"2026-02-13T11:30:06","percent_change":0.0,"prev_day_close":2.57500004768372},{"option":"SPX260515C03300000","bid":3566.2,"bid_size":1.0,"ask":3577.7,"ask_size":1.0,"iv":0.6282,"open_interest":2.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.4218,"theta":0.0,"rho":7.6413,"theo":3571.3652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3473.6,"last_trade_time":"2025-10-07T15:06:48","percent_change":0.0,"prev_day_close":3592.59997558594},{"option":"SPX260515P03300000","bid":2.75,"bid_size":445.0,"ask":3.1,"ask_size":629.0,"iv":0.6177,"open_interest":4026.0,"volume":3.0,"delta":-0.0043,"gamma":0.0,"vega":0.4216,"theta":-0.1419,"rho":-0.0731,"theo":2.8019,"change":-0.35,"open":2.5,"high":2.5,"low":2.5,"tick":"no_change","last_trade_price":2.5,"last_trade_time":"2026-02-18T10:18:27","percent_change":-12.2807,"prev_day_close":2.75},{"option":"SPX260515C03350000","bid":3516.9,"bid_size":1.0,"ask":3528.5,"ask_size":1.0,"iv":0.6176,"open_interest":0.0,"volume":0.0,"delta":0.9955,"gamma":0.0,"vega":0.4482,"theta":0.0,"rho":7.7527,"theo":3522.037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3543.34997558594},{"option":"SPX260515P03350000","bid":2.9,"bid_size":373.0,"ask":3.3,"ask_size":495.0,"iv":0.6101,"open_interest":389.0,"volume":0.0,"delta":-0.0046,"gamma":0.0,"vega":0.448,"theta":-0.1492,"rho":-0.0783,"theo":2.9834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-13T14:04:48","percent_change":0.0,"prev_day_close":2.92499995231628},{"option":"SPX260515C03400000","bid":3467.5,"bid_size":1.0,"ask":3479.0,"ask_size":1.0,"iv":0.6112,"open_interest":2.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.4758,"theta":0.0,"rho":7.8638,"theo":3472.7179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3555.93,"last_trade_time":"2026-01-23T11:05:21","percent_change":0.0,"prev_day_close":3493.69995117188},{"option":"SPX260515P03400000","bid":3.1,"bid_size":212.0,"ask":3.5,"ask_size":650.0,"iv":0.6029,"open_interest":8830.0,"volume":0.0,"delta":-0.0049,"gamma":0.0,"vega":0.4757,"theta":-0.1567,"rho":-0.0837,"theo":3.1746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-17T11:56:02","percent_change":0.0,"prev_day_close":3.05000007152557},{"option":"SPX260515C03450000","bid":3418.2,"bid_size":1.0,"ask":3429.8,"ask_size":1.0,"iv":0.6007,"open_interest":0.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.5049,"theta":0.0,"rho":7.9747,"theo":3423.4081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3444.40002441406},{"option":"SPX260515P03450000","bid":3.3,"bid_size":158.0,"ask":3.6,"ask_size":330.0,"iv":0.5945,"open_interest":724.0,"volume":80.0,"delta":-0.0052,"gamma":0.0,"vega":0.5046,"theta":-0.1644,"rho":-0.0894,"theo":3.3741,"change":-0.25,"open":3.1,"high":3.1,"low":3.1,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-18T13:46:58","percent_change":-7.46269,"prev_day_close":3.25},{"option":"SPX260515C03500000","bid":3368.9,"bid_size":3.0,"ask":3380.5,"ask_size":1.0,"iv":0.5931,"open_interest":0.0,"volume":0.0,"delta":0.9945,"gamma":0.0,"vega":0.5355,"theta":0.0,"rho":8.0852,"theo":3374.1077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3395.09997558594},{"option":"SPX260515P03500000","bid":3.5,"bid_size":209.0,"ask":3.8,"ask_size":415.0,"iv":0.587,"open_interest":3523.0,"volume":49.0,"delta":-0.0056,"gamma":0.0,"vega":0.5354,"theta":-0.1724,"rho":-0.0955,"theo":3.5846,"change":-0.25,"open":3.3,"high":3.3,"low":3.1,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:48:43","percent_change":-7.04226,"prev_day_close":3.39999997615814},{"option":"SPX260515C03550000","bid":3319.6,"bid_size":1.0,"ask":3331.2,"ask_size":1.0,"iv":0.5854,"open_interest":0.0,"volume":0.0,"delta":0.9942,"gamma":0.0,"vega":0.5679,"theta":0.0,"rho":8.1954,"theo":3324.817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3345.69995117188},{"option":"SPX260515P03550000","bid":3.7,"bid_size":156.0,"ask":4.0,"ask_size":278.0,"iv":0.5795,"open_interest":478.0,"volume":39.0,"delta":-0.006,"gamma":0.0,"vega":0.5676,"theta":-0.1806,"rho":-0.1018,"theo":3.8026,"change":-0.27,"open":3.51,"high":3.51,"low":3.48,"tick":"no_change","last_trade_price":3.48,"last_trade_time":"2026-02-18T09:46:59","percent_change":-7.2,"prev_day_close":3.55000007152557},{"option":"SPX260515C03600000","bid":3270.3,"bid_size":2.0,"ask":3281.7,"ask_size":1.0,"iv":0.5792,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.6018,"theta":0.0,"rho":8.3051,"theo":3275.5362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3296.69995117188},{"option":"SPX260515P03600000","bid":3.9,"bid_size":215.0,"ask":4.3,"ask_size":618.0,"iv":0.5727,"open_interest":4126.0,"volume":97.0,"delta":-0.0064,"gamma":0.0,"vega":0.6015,"theta":-0.189,"rho":-0.1087,"theo":4.0316,"change":-0.25,"open":3.7,"high":3.7,"low":3.5,"tick":"up","last_trade_price":3.7,"last_trade_time":"2026-02-18T14:30:33","percent_change":-6.32911,"prev_day_close":3.75},{"option":"SPX260515C03650000","bid":3220.9,"bid_size":1.0,"ask":3232.4,"ask_size":1.0,"iv":0.5705,"open_interest":0.0,"volume":0.0,"delta":0.9933,"gamma":0.0,"vega":0.6373,"theta":0.0,"rho":8.4144,"theo":3226.2658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3247.59997558594},{"option":"SPX260515P03650000","bid":4.1,"bid_size":304.0,"ask":4.5,"ask_size":451.0,"iv":0.5648,"open_interest":260.0,"volume":37.0,"delta":-0.0068,"gamma":0.0,"vega":0.6373,"theta":-0.1977,"rho":-0.116,"theo":4.273,"change":-0.45,"open":3.9,"high":3.9,"low":3.7,"tick":"no_change","last_trade_price":3.7,"last_trade_time":"2026-02-18T10:28:41","percent_change":-10.8434,"prev_day_close":3.94999992847443},{"option":"SPX260515C03700000","bid":3171.8,"bid_size":2.0,"ask":3183.3,"ask_size":1.0,"iv":0.5625,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.674,"theta":0.0,"rho":8.5233,"theo":3177.0058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3197.80004882812},{"option":"SPX260515P03700000","bid":4.3,"bid_size":324.0,"ask":4.7,"ask_size":335.0,"iv":0.5569,"open_interest":230.0,"volume":41.0,"delta":-0.0072,"gamma":0.0,"vega":0.674,"theta":-0.2065,"rho":-0.1236,"theo":4.5229,"change":-0.5,"open":4.2,"high":4.2,"low":3.9,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T10:02:45","percent_change":-11.3636,"prev_day_close":4.20000004768372},{"option":"SPX260515C03750000","bid":3122.4,"bid_size":1.0,"ask":3134.0,"ask_size":1.0,"iv":0.5537,"open_interest":0.0,"volume":0.0,"delta":0.9924,"gamma":0.0,"vega":0.712,"theta":0.0,"rho":8.6319,"theo":3127.7565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3148.59997558594},{"option":"SPX260515P03750000","bid":4.6,"bid_size":213.0,"ask":5.0,"ask_size":560.0,"iv":0.5504,"open_interest":1310.0,"volume":35.0,"delta":-0.0077,"gamma":0.0,"vega":0.712,"theta":-0.2156,"rho":-0.1316,"theo":4.7834,"change":-0.34,"open":4.31,"high":4.31,"low":4.31,"tick":"no_change","last_trade_price":4.31,"last_trade_time":"2026-02-18T09:47:00","percent_change":-7.31183,"prev_day_close":4.45000004768372},{"option":"SPX260515C03775000","bid":3097.7,"bid_size":1.0,"ask":3109.2,"ask_size":1.0,"iv":0.5511,"open_interest":0.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.7316,"theta":0.0,"rho":8.6861,"theo":3103.1358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3124.0},{"option":"SPX260515P03775000","bid":4.7,"bid_size":301.0,"ask":5.1,"ask_size":344.0,"iv":0.5464,"open_interest":68.0,"volume":0.0,"delta":-0.0079,"gamma":0.0,"vega":0.7316,"theta":-0.2202,"rho":-0.1357,"theo":4.9177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.4,"last_trade_time":"2026-02-12T13:47:50","percent_change":0.0,"prev_day_close":4.54999995231628},{"option":"SPX260515C03800000","bid":3073.1,"bid_size":1.0,"ask":3084.6,"ask_size":1.0,"iv":0.5477,"open_interest":1.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.7514,"theta":0.0,"rho":8.7402,"theo":3078.5178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2237.04,"last_trade_time":"2025-05-14T14:16:10","percent_change":0.0,"prev_day_close":3099.34997558594},{"option":"SPX260515P03800000","bid":4.8,"bid_size":463.0,"ask":5.2,"ask_size":379.0,"iv":0.5424,"open_interest":12672.0,"volume":35.0,"delta":-0.0082,"gamma":0.0,"vega":0.7514,"theta":-0.2248,"rho":-0.1399,"theo":5.0547,"change":-0.55,"open":4.6,"high":4.6,"low":4.3,"tick":"no_change","last_trade_price":4.3,"last_trade_time":"2026-02-18T10:17:19","percent_change":-11.3402,"prev_day_close":4.70000004768372},{"option":"SPX260515C03825000","bid":3048.9,"bid_size":2.0,"ask":3060.1,"ask_size":1.0,"iv":0.5449,"open_interest":0.0,"volume":0.0,"delta":0.9917,"gamma":0.0,"vega":0.7717,"theta":0.0,"rho":8.7942,"theo":3053.9025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.15002441406},{"option":"SPX260515P03825000","bid":5.0,"bid_size":152.0,"ask":5.4,"ask_size":371.0,"iv":0.5397,"open_interest":191.0,"volume":0.0,"delta":-0.0084,"gamma":0.0,"vega":0.7717,"theta":-0.2295,"rho":-0.1441,"theo":5.1943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-17T15:53:46","percent_change":0.0,"prev_day_close":4.75},{"option":"SPX260515C03850000","bid":3024.3,"bid_size":2.0,"ask":3035.5,"ask_size":3.0,"iv":0.5414,"open_interest":0.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":0.7925,"theta":0.0,"rho":8.8481,"theo":3029.2899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3050.10009765625},{"option":"SPX260515P03850000","bid":5.1,"bid_size":300.0,"ask":5.5,"ask_size":392.0,"iv":0.5356,"open_interest":340.0,"volume":33.0,"delta":-0.0087,"gamma":0.0,"vega":0.7925,"theta":-0.2343,"rho":-0.1485,"theo":5.3366,"change":-0.35,"open":4.9,"high":4.9,"low":4.8,"tick":"no_change","last_trade_price":4.8,"last_trade_time":"2026-02-18T09:56:24","percent_change":-6.79612,"prev_day_close":4.95000004768372},{"option":"SPX260515C03875000","bid":2999.8,"bid_size":2.0,"ask":3010.7,"ask_size":1.0,"iv":0.5397,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":0.8137,"theta":0.0,"rho":8.9019,"theo":3004.68,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3025.40002441406},{"option":"SPX260515P03875000","bid":5.2,"bid_size":308.0,"ask":5.6,"ask_size":10.0,"iv":0.5322,"open_interest":192.0,"volume":0.0,"delta":-0.009,"gamma":0.0,"vega":0.8137,"theta":-0.2391,"rho":-0.153,"theo":5.4817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":6.7,"last_trade_time":"2026-02-17T10:43:58","percent_change":0.0,"prev_day_close":5.04999995231628},{"option":"SPX260515C03900000","bid":2975.2,"bid_size":2.0,"ask":2986.1,"ask_size":1.0,"iv":0.5361,"open_interest":2.0,"volume":0.0,"delta":0.9909,"gamma":0.0,"vega":0.8354,"theta":0.0,"rho":8.9556,"theo":2980.0728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2124.97,"last_trade_time":"2025-05-13T10:07:45","percent_change":0.0,"prev_day_close":3000.94995117188},{"option":"SPX260515P03900000","bid":5.4,"bid_size":153.0,"ask":5.8,"ask_size":408.0,"iv":0.5287,"open_interest":905.0,"volume":76.0,"delta":-0.0092,"gamma":0.0,"vega":0.8353,"theta":-0.2439,"rho":-0.1576,"theo":5.6285,"change":-0.55,"open":5.1,"high":5.2,"low":4.9,"tick":"no_change","last_trade_price":4.9,"last_trade_time":"2026-02-18T11:20:07","percent_change":-10.0917,"prev_day_close":5.20000004768372},{"option":"SPX260515C03925000","bid":2950.6,"bid_size":2.0,"ask":2961.5,"ask_size":1.0,"iv":0.5324,"open_interest":0.0,"volume":0.0,"delta":0.9906,"gamma":0.0,"vega":0.8577,"theta":0.0,"rho":9.0091,"theo":2955.4685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2976.40002441406},{"option":"SPX260515P03925000","bid":5.5,"bid_size":302.0,"ask":5.9,"ask_size":293.0,"iv":0.5246,"open_interest":154.0,"volume":0.0,"delta":-0.0095,"gamma":0.0,"vega":0.8575,"theta":-0.2488,"rho":-0.1623,"theo":5.779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.2,"last_trade_time":"2026-02-11T11:59:23","percent_change":0.0,"prev_day_close":5.34999990463257},{"option":"SPX260515C03950000","bid":2926.0,"bid_size":2.0,"ask":2937.0,"ask_size":1.0,"iv":0.5271,"open_interest":0.0,"volume":0.0,"delta":0.9903,"gamma":0.0,"vega":0.8805,"theta":0.0,"rho":9.0625,"theo":2930.867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2951.34997558594},{"option":"SPX260515P03950000","bid":5.7,"bid_size":154.0,"ask":6.1,"ask_size":400.0,"iv":0.5218,"open_interest":151.0,"volume":96.0,"delta":-0.0098,"gamma":0.0,"vega":0.8801,"theta":-0.2536,"rho":-0.1671,"theo":5.9307,"change":-0.1,"open":5.4,"high":5.6,"low":5.1,"tick":"up","last_trade_price":5.6,"last_trade_time":"2026-02-18T15:27:39","percent_change":-1.75439,"prev_day_close":5.5},{"option":"SPX260515C03975000","bid":2901.6,"bid_size":2.0,"ask":2912.4,"ask_size":1.0,"iv":0.5245,"open_interest":2.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":0.9038,"theta":0.0,"rho":9.1158,"theo":2906.2685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2825.25,"last_trade_time":"2025-10-15T10:45:52","percent_change":0.0,"prev_day_close":2927.10009765625},{"option":"SPX260515P03975000","bid":5.8,"bid_size":285.0,"ask":6.3,"ask_size":313.0,"iv":0.5181,"open_interest":535.0,"volume":0.0,"delta":-0.0101,"gamma":0.0,"vega":0.9038,"theta":-0.2587,"rho":-0.1722,"theo":6.0899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-17T16:00:04","percent_change":0.0,"prev_day_close":5.59999990463257},{"option":"SPX260515C04000000","bid":2876.8,"bid_size":2.0,"ask":2887.8,"ask_size":1.0,"iv":0.5198,"open_interest":18.0,"volume":0.0,"delta":0.9897,"gamma":0.0,"vega":0.9278,"theta":0.0,"rho":9.1689,"theo":2881.6729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2695.3,"last_trade_time":"2025-11-21T11:59:44","percent_change":0.0,"prev_day_close":2902.05004882812},{"option":"SPX260515P04000000","bid":6.0,"bid_size":320.0,"ask":6.4,"ask_size":522.0,"iv":0.5145,"open_interest":9326.0,"volume":67.0,"delta":-0.0104,"gamma":0.0,"vega":0.9276,"theta":-0.2637,"rho":-0.1773,"theo":6.2482,"change":-0.3,"open":5.61,"high":5.7,"low":5.31,"tick":"no_change","last_trade_price":5.7,"last_trade_time":"2026-02-18T14:06:06","percent_change":-5.0,"prev_day_close":5.79999995231628},{"option":"SPX260515C04025000","bid":2852.0,"bid_size":2.0,"ask":2863.2,"ask_size":1.0,"iv":0.515,"open_interest":0.0,"volume":0.0,"delta":0.9894,"gamma":0.0,"vega":0.9522,"theta":0.0,"rho":9.2219,"theo":2857.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2878.05004882812},{"option":"SPX260515P04025000","bid":6.1,"bid_size":281.0,"ask":6.6,"ask_size":328.0,"iv":0.5109,"open_interest":42.0,"volume":1.0,"delta":-0.0107,"gamma":0.0,"vega":0.952,"theta":-0.2688,"rho":-0.1826,"theo":6.4106,"change":-0.05,"open":6.1,"high":6.1,"low":6.1,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-18T15:22:41","percent_change":-0.81301,"prev_day_close":5.84999990463257},{"option":"SPX260515C04050000","bid":2827.7,"bid_size":2.0,"ask":2838.6,"ask_size":1.0,"iv":0.5129,"open_interest":0.0,"volume":0.0,"delta":0.9891,"gamma":0.0,"vega":0.9771,"theta":0.0,"rho":9.2747,"theo":2832.491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2852.94995117188},{"option":"SPX260515P04050000","bid":6.3,"bid_size":270.0,"ask":6.7,"ask_size":279.0,"iv":0.5072,"open_interest":675.0,"volume":30.0,"delta":-0.011,"gamma":0.0,"vega":0.9771,"theta":-0.2739,"rho":-0.1881,"theo":6.5772,"change":-0.75,"open":6.0,"high":6.0,"low":5.6,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T10:06:11","percent_change":-11.811,"prev_day_close":6.09999990463257},{"option":"SPX260515C04075000","bid":2803.1,"bid_size":2.0,"ask":2813.8,"ask_size":2.0,"iv":0.5091,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":1.0024,"theta":0.0,"rho":9.3274,"theo":2807.9048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2828.44995117188},{"option":"SPX260515P04075000","bid":6.5,"bid_size":151.0,"ask":6.9,"ask_size":313.0,"iv":0.5041,"open_interest":195.0,"volume":1.0,"delta":-0.0113,"gamma":0.0,"vega":1.0024,"theta":-0.2791,"rho":-0.1937,"theo":6.746,"change":-0.05,"open":6.4,"high":6.4,"low":6.4,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:22:40","percent_change":-0.775195,"prev_day_close":6.25},{"option":"SPX260515C04100000","bid":2778.6,"bid_size":2.0,"ask":2789.4,"ask_size":1.0,"iv":0.5058,"open_interest":2.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":1.0283,"theta":0.0,"rho":9.38,"theo":2783.3218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1735.98,"last_trade_time":"2025-05-09T12:49:36","percent_change":0.0,"prev_day_close":2803.84997558594},{"option":"SPX260515P04100000","bid":6.6,"bid_size":400.0,"ask":7.1,"ask_size":524.0,"iv":0.5004,"open_interest":4082.0,"volume":1435.0,"delta":-0.0117,"gamma":0.0,"vega":1.0281,"theta":-0.2843,"rho":-0.1994,"theo":6.9167,"change":-0.05,"open":6.3,"high":6.6,"low":5.76,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:22:41","percent_change":-0.751881,"prev_day_close":6.40000009536743},{"option":"SPX260515C04125000","bid":2754.2,"bid_size":2.0,"ask":2764.6,"ask_size":2.0,"iv":0.5039,"open_interest":0.0,"volume":0.0,"delta":0.9881,"gamma":0.0,"vega":1.0545,"theta":0.0,"rho":9.4324,"theo":2758.7422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2779.40002441406},{"option":"SPX260515P04125000","bid":6.8,"bid_size":265.0,"ask":7.2,"ask_size":186.0,"iv":0.4967,"open_interest":149.0,"volume":0.0,"delta":-0.012,"gamma":0.0,"vega":1.0543,"theta":-0.2895,"rho":-0.2053,"theo":7.092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-17T15:25:33","percent_change":0.0,"prev_day_close":6.54999995231628},{"option":"SPX260515C04150000","bid":2729.7,"bid_size":2.0,"ask":2740.1,"ask_size":1.0,"iv":0.501,"open_interest":1.0,"volume":0.0,"delta":0.9878,"gamma":0.0,"vega":1.0812,"theta":0.0,"rho":9.4846,"theo":2734.1659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2505.04,"last_trade_time":"2025-11-20T14:13:45","percent_change":0.0,"prev_day_close":2754.65002441406},{"option":"SPX260515P04150000","bid":7.0,"bid_size":151.0,"ask":7.4,"ask_size":323.0,"iv":0.4934,"open_interest":837.0,"volume":63.0,"delta":-0.0124,"gamma":0.0,"vega":1.081,"theta":-0.2948,"rho":-0.2113,"theo":7.2706,"change":0.05,"open":6.7,"high":7.0,"low":6.3,"tick":"up","last_trade_price":7.0,"last_trade_time":"2026-02-18T15:22:26","percent_change":0.719424,"prev_day_close":6.70000004768372},{"option":"SPX260515C04175000","bid":2704.9,"bid_size":2.0,"ask":2715.5,"ask_size":20.0,"iv":0.4953,"open_interest":0.0,"volume":0.0,"delta":0.9874,"gamma":0.0,"vega":1.1082,"theta":0.0,"rho":9.5368,"theo":2709.593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2730.05004882812},{"option":"SPX260515P04175000","bid":7.1,"bid_size":268.0,"ask":7.6,"ask_size":295.0,"iv":0.4896,"open_interest":237.0,"volume":0.0,"delta":-0.0127,"gamma":0.0,"vega":1.108,"theta":-0.3002,"rho":-0.2174,"theo":7.4526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.2,"last_trade_time":"2026-02-17T15:25:04","percent_change":0.0,"prev_day_close":6.84999990463257},{"option":"SPX260515C04200000","bid":2680.5,"bid_size":2.0,"ask":2691.0,"ask_size":20.0,"iv":0.4923,"open_interest":3.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":1.1358,"theta":0.0,"rho":9.5888,"theo":2685.0236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2215.6,"last_trade_time":"2025-07-14T14:15:51","percent_change":0.0,"prev_day_close":2705.55004882812},{"option":"SPX260515P04200000","bid":7.3,"bid_size":357.0,"ask":7.8,"ask_size":504.0,"iv":0.4864,"open_interest":3684.0,"volume":104.0,"delta":-0.0131,"gamma":0.0,"vega":1.1354,"theta":-0.3056,"rho":-0.2236,"theo":7.6368,"change":-0.46,"open":6.94,"high":7.3,"low":6.59,"tick":"down","last_trade_price":6.89,"last_trade_time":"2026-02-18T15:50:52","percent_change":-6.2585,"prev_day_close":7.09999990463257},{"option":"SPX260515C04225000","bid":2656.1,"bid_size":2.0,"ask":2665.9,"ask_size":2.0,"iv":0.4884,"open_interest":0.0,"volume":0.0,"delta":0.9866,"gamma":0.0,"vega":1.1638,"theta":0.0,"rho":9.6407,"theo":2660.4576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2680.89990234375},{"option":"SPX260515P04225000","bid":7.5,"bid_size":258.0,"ask":8.0,"ask_size":365.0,"iv":0.483,"open_interest":85.0,"volume":1.0,"delta":-0.0135,"gamma":0.0,"vega":1.1636,"theta":-0.3111,"rho":-0.23,"theo":7.8271,"change":-0.05,"open":7.5,"high":7.5,"low":7.5,"tick":"down","last_trade_price":7.5,"last_trade_time":"2026-02-18T15:21:06","percent_change":-0.662251,"prev_day_close":7.25},{"option":"SPX260515C04250000","bid":2632.4,"bid_size":2.0,"ask":2640.5,"ask_size":2.0,"iv":0.4849,"open_interest":2.0,"volume":0.0,"delta":0.9863,"gamma":0.0,"vega":1.1924,"theta":0.0,"rho":9.6925,"theo":2635.8953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1582.78,"last_trade_time":"2025-05-01T15:52:26","percent_change":0.0,"prev_day_close":2656.10009765625},{"option":"SPX260515P04250000","bid":7.7,"bid_size":260.0,"ask":8.2,"ask_size":424.0,"iv":0.4796,"open_interest":450.0,"volume":28.0,"delta":-0.0138,"gamma":0.0,"vega":1.1921,"theta":-0.3166,"rho":-0.2366,"theo":8.0196,"change":-0.05,"open":7.28,"high":7.7,"low":7.28,"tick":"up","last_trade_price":7.7,"last_trade_time":"2026-02-18T15:21:06","percent_change":-0.645161,"prev_day_close":7.45000004768372},{"option":"SPX260515C04275000","bid":2607.0,"bid_size":2.0,"ask":2616.9,"ask_size":2.0,"iv":0.4818,"open_interest":0.0,"volume":0.0,"delta":0.9859,"gamma":0.0,"vega":1.2215,"theta":0.0,"rho":9.7441,"theo":2611.3366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2631.55004882812},{"option":"SPX260515P04275000","bid":7.9,"bid_size":254.0,"ask":8.4,"ask_size":351.0,"iv":0.4761,"open_interest":79.0,"volume":1.0,"delta":-0.0142,"gamma":0.0,"vega":1.2213,"theta":-0.3221,"rho":-0.2432,"theo":8.2158,"change":-0.05,"open":7.9,"high":7.9,"low":7.9,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T15:21:06","percent_change":-0.628934,"prev_day_close":7.65000009536743},{"option":"SPX260515C04300000","bid":2583.5,"bid_size":2.0,"ask":2590.3,"ask_size":2.0,"iv":0.4742,"open_interest":0.0,"volume":0.0,"delta":0.9855,"gamma":0.0,"vega":1.2513,"theta":0.0,"rho":9.7956,"theo":2586.7816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2606.94995117188},{"option":"SPX260515P04300000","bid":8.1,"bid_size":252.0,"ask":8.6,"ask_size":422.0,"iv":0.4727,"open_interest":361.0,"volume":35.0,"delta":-0.0146,"gamma":0.0,"vega":1.2511,"theta":-0.3277,"rho":-0.25,"theo":8.4157,"change":-0.05,"open":7.7,"high":8.1,"low":7.3,"tick":"up","last_trade_price":8.1,"last_trade_time":"2026-02-18T15:21:04","percent_change":-0.613498,"prev_day_close":7.79999995231628},{"option":"SPX260515C04325000","bid":2557.9,"bid_size":2.0,"ask":2566.8,"ask_size":2.0,"iv":0.4682,"open_interest":0.0,"volume":0.0,"delta":0.985,"gamma":0.0,"vega":1.2818,"theta":0.0,"rho":9.8469,"theo":2562.2304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2583.5},{"option":"SPX260515P04325000","bid":8.3,"bid_size":250.0,"ask":8.8,"ask_size":354.0,"iv":0.4692,"open_interest":233.0,"volume":1.0,"delta":-0.0151,"gamma":0.0,"vega":1.2816,"theta":-0.3333,"rho":-0.257,"theo":8.6194,"change":0.0,"open":8.3,"high":8.3,"low":8.3,"tick":"down","last_trade_price":8.3,"last_trade_time":"2026-02-18T15:21:06","percent_change":-2.29801e-6,"prev_day_close":7.9500002861023},{"option":"SPX260515C04350000","bid":2534.3,"bid_size":2.0,"ask":2542.0,"ask_size":2.0,"iv":0.4699,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":1.3131,"theta":0.0,"rho":9.898,"theo":2537.6831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2558.75},{"option":"SPX260515P04350000","bid":8.5,"bid_size":288.0,"ask":9.0,"ask_size":376.0,"iv":0.4656,"open_interest":392.0,"volume":27.0,"delta":-0.0155,"gamma":0.0,"vega":1.3128,"theta":-0.339,"rho":-0.2642,"theo":8.8271,"change":-0.05,"open":8.1,"high":8.5,"low":8.1,"tick":"up","last_trade_price":8.5,"last_trade_time":"2026-02-18T15:21:06","percent_change":-0.584792,"prev_day_close":8.2000002861023},{"option":"SPX260515C04375000","bid":2508.8,"bid_size":2.0,"ask":2518.3,"ask_size":2.0,"iv":0.4659,"open_interest":0.0,"volume":0.0,"delta":0.9842,"gamma":0.0,"vega":1.3451,"theta":0.0,"rho":9.9488,"theo":2513.1399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2534.30004882812},{"option":"SPX260515P04375000","bid":8.7,"bid_size":251.0,"ask":9.2,"ask_size":186.0,"iv":0.4621,"open_interest":606.0,"volume":450.0,"delta":-0.0159,"gamma":0.0,"vega":1.3449,"theta":-0.3448,"rho":-0.2716,"theo":9.0388,"change":-0.97,"open":7.78,"high":7.78,"low":7.78,"tick":"no_change","last_trade_price":7.78,"last_trade_time":"2026-02-18T12:39:42","percent_change":-11.0857,"prev_day_close":8.40000009536743},{"option":"SPX260515C04400000","bid":2485.4,"bid_size":2.0,"ask":2492.9,"ask_size":2.0,"iv":0.4634,"open_interest":9.0,"volume":0.0,"delta":0.9837,"gamma":0.0,"vega":1.378,"theta":0.0,"rho":9.9995,"theo":2488.601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2563.21,"last_trade_time":"2025-12-05T10:26:45","percent_change":0.0,"prev_day_close":2509.65002441406},{"option":"SPX260515P04400000","bid":9.0,"bid_size":131.0,"ask":9.4,"ask_size":224.0,"iv":0.4589,"open_interest":482.0,"volume":57.0,"delta":-0.0164,"gamma":0.0,"vega":1.378,"theta":-0.3506,"rho":-0.2793,"theo":9.2564,"change":-0.05,"open":8.53,"high":8.9,"low":8.01,"tick":"up","last_trade_price":8.9,"last_trade_time":"2026-02-18T15:07:44","percent_change":-0.558662,"prev_day_close":8.65000009536743},{"option":"SPX260515C04425000","bid":2459.7,"bid_size":2.0,"ask":2469.6,"ask_size":27.0,"iv":0.4601,"open_interest":0.0,"volume":0.0,"delta":0.9833,"gamma":0.0,"vega":1.4117,"theta":0.0,"rho":10.0499,"theo":2464.0665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2485.09997558594},{"option":"SPX260515P04425000","bid":9.2,"bid_size":137.0,"ask":9.6,"ask_size":199.0,"iv":0.4553,"open_interest":218.0,"volume":0.0,"delta":-0.0168,"gamma":0.0,"vega":1.4117,"theta":-0.3565,"rho":-0.2871,"theo":9.4768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-17T15:25:34","percent_change":0.0,"prev_day_close":8.84999990463257},{"option":"SPX260515C04450000","bid":2436.1,"bid_size":2.0,"ask":2443.2,"ask_size":2.0,"iv":0.4532,"open_interest":0.0,"volume":0.0,"delta":0.9828,"gamma":0.0,"vega":1.4462,"theta":0.0,"rho":10.1001,"theo":2439.5365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2460.65002441406},{"option":"SPX260515P04450000","bid":9.4,"bid_size":264.0,"ask":9.9,"ask_size":236.0,"iv":0.452,"open_interest":502.0,"volume":25.0,"delta":-0.0173,"gamma":0.0,"vega":1.4462,"theta":-0.3624,"rho":-0.2952,"theo":9.7018,"change":-0.41,"open":8.91,"high":8.94,"low":8.91,"tick":"no_change","last_trade_price":8.94,"last_trade_time":"2026-02-18T09:47:00","percent_change":-4.38503,"prev_day_close":9.0499997138977},{"option":"SPX260515C04475000","bid":2410.7,"bid_size":2.0,"ask":2420.4,"ask_size":2.0,"iv":0.4527,"open_interest":0.0,"volume":0.0,"delta":0.9823,"gamma":0.0,"vega":1.4814,"theta":0.0,"rho":10.15,"theo":2415.0114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2436.09997558594},{"option":"SPX260515P04475000","bid":9.6,"bid_size":283.0,"ask":10.1,"ask_size":179.0,"iv":0.4484,"open_interest":401.0,"volume":93.0,"delta":-0.0178,"gamma":0.0,"vega":1.4811,"theta":-0.3683,"rho":-0.3035,"theo":9.9298,"change":-0.99,"open":8.66,"high":8.66,"low":8.66,"tick":"no_change","last_trade_price":8.66,"last_trade_time":"2026-02-18T10:31:25","percent_change":-10.2591,"prev_day_close":9.25},{"option":"SPX260515C04500000","bid":2387.2,"bid_size":2.0,"ask":2394.1,"ask_size":2.0,"iv":0.4466,"open_interest":68.0,"volume":0.0,"delta":0.9818,"gamma":0.0,"vega":1.5174,"theta":0.0,"rho":10.1997,"theo":2390.4912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2458.91,"last_trade_time":"2026-01-22T16:11:37","percent_change":0.0,"prev_day_close":2411.5},{"option":"SPX260515P04500000","bid":9.9,"bid_size":188.0,"ask":10.3,"ask_size":281.0,"iv":0.4451,"open_interest":2621.0,"volume":28.0,"delta":-0.0183,"gamma":0.0,"vega":1.5171,"theta":-0.3743,"rho":-0.3121,"theo":10.1645,"change":-0.55,"open":9.4,"high":9.9,"low":9.0,"tick":"down","last_trade_price":9.3,"last_trade_time":"2026-02-18T15:55:09","percent_change":-5.58376,"prev_day_close":9.5},{"option":"SPX260515C04525000","bid":2361.7,"bid_size":2.0,"ask":2371.3,"ask_size":2.0,"iv":0.4455,"open_interest":0.0,"volume":0.0,"delta":0.9813,"gamma":0.0,"vega":1.5541,"theta":0.0,"rho":10.2492,"theo":2365.9762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2387.05004882812},{"option":"SPX260515P04525000","bid":10.1,"bid_size":262.0,"ask":10.6,"ask_size":205.0,"iv":0.4417,"open_interest":489.0,"volume":6.0,"delta":-0.0188,"gamma":0.0,"vega":1.5541,"theta":-0.3805,"rho":-0.321,"theo":10.4064,"change":-0.65,"open":9.5,"high":9.5,"low":9.5,"tick":"down","last_trade_price":9.5,"last_trade_time":"2026-02-18T15:55:47","percent_change":-6.40394,"prev_day_close":9.75},{"option":"SPX260515C04550000","bid":2338.1,"bid_size":2.0,"ask":2345.9,"ask_size":2.0,"iv":0.4421,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0,"vega":1.5915,"theta":0.0,"rho":10.2984,"theo":2341.4667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2362.39990234375},{"option":"SPX260515P04550000","bid":10.4,"bid_size":187.0,"ask":10.8,"ask_size":261.0,"iv":0.4383,"open_interest":1533.0,"volume":24.0,"delta":-0.0194,"gamma":0.0,"vega":1.5915,"theta":-0.3866,"rho":-0.3301,"theo":10.6517,"change":-0.95,"open":9.9,"high":9.9,"low":9.4,"tick":"no_change","last_trade_price":9.4,"last_trade_time":"2026-02-18T10:03:58","percent_change":-9.17874,"prev_day_close":9.9500002861023},{"option":"SPX260515C04575000","bid":2313.0,"bid_size":2.0,"ask":2322.3,"ask_size":2.0,"iv":0.4395,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0,"vega":1.6295,"theta":0.0,"rho":10.3473,"theo":2316.9627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2338.09997558594},{"option":"SPX260515P04575000","bid":10.6,"bid_size":264.0,"ask":11.1,"ask_size":176.0,"iv":0.4349,"open_interest":336.0,"volume":1.0,"delta":-0.0199,"gamma":0.0,"vega":1.6295,"theta":-0.3928,"rho":-0.3394,"theo":10.9027,"change":-0.95,"open":9.6,"high":9.6,"low":9.6,"tick":"down","last_trade_price":9.6,"last_trade_time":"2026-02-18T11:20:51","percent_change":-9.00474,"prev_day_close":10.25},{"option":"SPX260515C04600000","bid":2289.0,"bid_size":2.0,"ask":2296.9,"ask_size":2.0,"iv":0.4348,"open_interest":6.0,"volume":0.0,"delta":0.9797,"gamma":0.0,"vega":1.6683,"theta":0.0,"rho":10.3961,"theo":2292.4646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2234.01,"last_trade_time":"2025-11-07T16:07:35","percent_change":0.0,"prev_day_close":2313.39990234375},{"option":"SPX260515P04600000","bid":10.9,"bid_size":184.0,"ask":11.3,"ask_size":203.0,"iv":0.4314,"open_interest":2031.0,"volume":76.0,"delta":-0.0205,"gamma":0.0,"vega":1.6683,"theta":-0.3992,"rho":-0.349,"theo":11.1595,"change":-1.06,"open":10.3,"high":10.38,"low":9.7,"tick":"up","last_trade_price":9.79,"last_trade_time":"2026-02-18T11:18:51","percent_change":-9.76958,"prev_day_close":10.4500002861023},{"option":"SPX260515C04625000","bid":2264.0,"bid_size":2.0,"ask":2272.3,"ask_size":2.0,"iv":0.4279,"open_interest":0.0,"volume":0.0,"delta":0.9791,"gamma":0.0,"vega":1.7078,"theta":0.0,"rho":10.4446,"theo":2267.9724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2289.09997558594},{"option":"SPX260515P04625000","bid":11.2,"bid_size":123.0,"ask":11.6,"ask_size":191.0,"iv":0.4282,"open_interest":967.0,"volume":94.0,"delta":-0.021,"gamma":0.0,"vega":1.7078,"theta":-0.4055,"rho":-0.3587,"theo":11.4223,"change":-0.25,"open":10.0,"high":10.8,"low":10.0,"tick":"no_change","last_trade_price":10.8,"last_trade_time":"2026-02-18T15:45:19","percent_change":-2.26244,"prev_day_close":10.7999997138977},{"option":"SPX260515C04650000","bid":2240.2,"bid_size":2.0,"ask":2247.9,"ask_size":2.0,"iv":0.4283,"open_interest":2.0,"volume":0.0,"delta":0.9785,"gamma":0.0,"vega":1.748,"theta":0.0,"rho":10.4928,"theo":2243.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2032.93,"last_trade_time":"2025-11-20T14:38:48","percent_change":0.0,"prev_day_close":2264.30004882812},{"option":"SPX260515P04650000","bid":11.4,"bid_size":251.0,"ask":11.9,"ask_size":216.0,"iv":0.4248,"open_interest":679.0,"volume":215.0,"delta":-0.0216,"gamma":0.0,"vega":1.7477,"theta":-0.412,"rho":-0.3686,"theo":11.6891,"change":0.03,"open":10.9,"high":11.38,"low":10.3,"tick":"no_change","last_trade_price":11.38,"last_trade_time":"2026-02-18T15:27:46","percent_change":0.264318,"prev_day_close":10.9500002861023},{"option":"SPX260515C04675000","bid":2214.6,"bid_size":2.0,"ask":2223.2,"ask_size":2.0,"iv":0.4209,"open_interest":0.0,"volume":0.0,"delta":0.9779,"gamma":0.0,"vega":1.7892,"theta":0.0,"rho":10.5409,"theo":2219.007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2239.5},{"option":"SPX260515P04675000","bid":11.7,"bid_size":131.0,"ask":12.2,"ask_size":174.0,"iv":0.4215,"open_interest":843.0,"volume":0.0,"delta":-0.0222,"gamma":0.0,"vega":1.7889,"theta":-0.4185,"rho":-0.3789,"theo":11.9645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.7,"last_trade_time":"2026-02-17T15:29:21","percent_change":0.0,"prev_day_close":11.25},{"option":"SPX260515C04700000","bid":2191.3,"bid_size":2.0,"ask":2198.9,"ask_size":2.0,"iv":0.4214,"open_interest":48.0,"volume":0.0,"delta":0.9772,"gamma":0.0,"vega":1.8314,"theta":0.0,"rho":10.5886,"theo":2194.5343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2176.05,"last_trade_time":"2026-02-05T14:17:10","percent_change":0.0,"prev_day_close":2215.30004882812},{"option":"SPX260515P04700000","bid":12.0,"bid_size":180.0,"ask":12.4,"ask_size":180.0,"iv":0.418,"open_interest":6045.0,"volume":30.0,"delta":-0.0229,"gamma":0.0,"vega":1.831,"theta":-0.4251,"rho":-0.3894,"theo":12.2466,"change":-0.52,"open":11.38,"high":11.43,"low":10.7,"tick":"no_change","last_trade_price":11.43,"last_trade_time":"2026-02-18T16:00:34","percent_change":-4.35147,"prev_day_close":11.5},{"option":"SPX260515C04725000","bid":2165.7,"bid_size":2.0,"ask":2174.4,"ask_size":2.0,"iv":0.4133,"open_interest":0.0,"volume":0.0,"delta":0.9766,"gamma":0.0,"vega":1.8746,"theta":0.0,"rho":10.6361,"theo":2170.0686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2191.04992675781},{"option":"SPX260515P04725000","bid":12.3,"bid_size":131.0,"ask":12.8,"ask_size":195.0,"iv":0.4149,"open_interest":506.0,"volume":0.0,"delta":-0.0235,"gamma":0.0,"vega":1.8746,"theta":-0.4319,"rho":-0.4003,"theo":12.5382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.3,"last_trade_time":"2026-02-17T15:25:16","percent_change":0.0,"prev_day_close":11.75},{"option":"SPX260515C04750000","bid":2142.4,"bid_size":2.0,"ask":2150.0,"ask_size":2.0,"iv":0.4146,"open_interest":2.0,"volume":0.0,"delta":0.9759,"gamma":0.0,"vega":1.919,"theta":0.0,"rho":10.6832,"theo":2145.6102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1711.25,"last_trade_time":"2025-07-14T14:15:51","percent_change":0.0,"prev_day_close":2166.44995117188},{"option":"SPX260515P04750000","bid":12.6,"bid_size":178.0,"ask":13.0,"ask_size":180.0,"iv":0.4112,"open_interest":1165.0,"volume":23.0,"delta":-0.0242,"gamma":0.0,"vega":1.919,"theta":-0.4387,"rho":-0.4114,"theo":12.8348,"change":0.1,"open":12.1,"high":12.6,"low":11.8,"tick":"up","last_trade_price":12.6,"last_trade_time":"2026-02-18T15:21:33","percent_change":0.8,"prev_day_close":12.0499997138977},{"option":"SPX260515C04775000","bid":2116.8,"bid_size":2.0,"ask":2125.4,"ask_size":2.0,"iv":0.4064,"open_interest":1.0,"volume":0.0,"delta":0.9752,"gamma":0.0,"vega":1.9647,"theta":0.0,"rho":10.73,"theo":2121.1595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2009.0,"last_trade_time":"2025-11-19T10:44:26","percent_change":0.0,"prev_day_close":2142.0},{"option":"SPX260515P04775000","bid":12.9,"bid_size":181.0,"ask":13.4,"ask_size":233.0,"iv":0.4081,"open_interest":1394.0,"volume":1.0,"delta":-0.0249,"gamma":0.0,"vega":1.9647,"theta":-0.4456,"rho":-0.423,"theo":13.139,"change":0.1,"open":12.9,"high":12.9,"low":12.9,"tick":"down","last_trade_price":12.9,"last_trade_time":"2026-02-18T15:21:11","percent_change":0.781249,"prev_day_close":12.3499999046326},{"option":"SPX260515C04800000","bid":2093.4,"bid_size":2.0,"ask":2101.0,"ask_size":2.0,"iv":0.4072,"open_interest":25.0,"volume":0.0,"delta":0.9745,"gamma":0.0,"vega":2.0117,"theta":0.0,"rho":10.7764,"theo":2096.7169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2219.77,"last_trade_time":"2026-02-10T10:01:09","percent_change":0.0,"prev_day_close":2117.5},{"option":"SPX260515P04800000","bid":13.2,"bid_size":178.0,"ask":13.7,"ask_size":270.0,"iv":0.4047,"open_interest":1542.0,"volume":81.0,"delta":-0.0256,"gamma":0.0,"vega":2.0117,"theta":-0.4526,"rho":-0.4349,"theo":13.4513,"change":0.05,"open":12.58,"high":13.2,"low":11.7,"tick":"up","last_trade_price":13.2,"last_trade_time":"2026-02-18T15:21:11","percent_change":0.380227,"prev_day_close":12.6500000953674},{"option":"SPX260515C04825000","bid":2068.4,"bid_size":2.0,"ask":2077.5,"ask_size":2.0,"iv":0.4047,"open_interest":0.0,"volume":0.0,"delta":0.9738,"gamma":0.0,"vega":2.0602,"theta":0.0,"rho":10.8224,"theo":2072.2828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2093.04992675781},{"option":"SPX260515P04825000","bid":13.5,"bid_size":243.0,"ask":14.1,"ask_size":255.0,"iv":0.4015,"open_interest":191.0,"volume":80.0,"delta":-0.0263,"gamma":0.0,"vega":2.0602,"theta":-0.4596,"rho":-0.4472,"theo":13.7722,"change":0.05,"open":12.7,"high":13.5,"low":11.9,"tick":"up","last_trade_price":13.5,"last_trade_time":"2026-02-18T15:21:56","percent_change":0.371745,"prev_day_close":12.9500002861023},{"option":"SPX260515C04850000","bid":2044.6,"bid_size":2.0,"ask":2052.2,"ask_size":2.0,"iv":0.4007,"open_interest":0.0,"volume":0.0,"delta":0.9731,"gamma":0.0,"vega":2.11,"theta":0.0,"rho":10.8678,"theo":2047.8578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2068.59997558594},{"option":"SPX260515P04850000","bid":13.9,"bid_size":126.0,"ask":14.4,"ask_size":208.0,"iv":0.3983,"open_interest":530.0,"volume":31.0,"delta":-0.0271,"gamma":0.0,"vega":2.11,"theta":-0.4669,"rho":-0.46,"theo":14.1021,"change":0.15,"open":13.3,"high":13.9,"low":12.4,"tick":"up","last_trade_price":13.9,"last_trade_time":"2026-02-18T15:22:23","percent_change":1.09091,"prev_day_close":13.25},{"option":"SPX260515C04875000","bid":2019.2,"bid_size":2.0,"ask":2027.7,"ask_size":2.0,"iv":0.3935,"open_interest":0.0,"volume":0.0,"delta":0.9723,"gamma":0.0,"vega":2.1613,"theta":0.0,"rho":10.9128,"theo":2023.4423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2044.20001220703},{"option":"SPX260515P04875000","bid":14.2,"bid_size":156.0,"ask":14.7,"ask_size":175.0,"iv":0.3948,"open_interest":1004.0,"volume":62.0,"delta":-0.0278,"gamma":0.0,"vega":2.1613,"theta":-0.4742,"rho":-0.4733,"theo":14.4416,"change":0.1,"open":12.89,"high":14.2,"low":12.89,"tick":"up","last_trade_price":14.2,"last_trade_time":"2026-02-18T15:21:31","percent_change":0.709221,"prev_day_close":13.5499997138977},{"option":"SPX260515C04900000","bid":1995.8,"bid_size":2.0,"ask":2003.3,"ask_size":2.0,"iv":0.3938,"open_interest":10.0,"volume":0.0,"delta":0.9715,"gamma":0.0,"vega":2.2138,"theta":0.0,"rho":10.9574,"theo":1999.0369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2028.45,"last_trade_time":"2025-12-10T13:28:34","percent_change":0.0,"prev_day_close":2019.70001220703},{"option":"SPX260515P04900000","bid":14.6,"bid_size":163.0,"ask":15.0,"ask_size":170.0,"iv":0.3914,"open_interest":1665.0,"volume":77.0,"delta":-0.0286,"gamma":0.0,"vega":2.2138,"theta":-0.4816,"rho":-0.487,"theo":14.7911,"change":-1.25,"open":14.0,"high":14.2,"low":13.0,"tick":"up","last_trade_price":13.2,"last_trade_time":"2026-02-18T12:03:02","percent_change":-8.65052,"prev_day_close":13.9500002861023},{"option":"SPX260515C04925000","bid":1970.8,"bid_size":2.0,"ask":1978.9,"ask_size":2.0,"iv":0.3879,"open_interest":0.0,"volume":0.0,"delta":0.9706,"gamma":0.0,"vega":2.2677,"theta":0.0,"rho":11.0014,"theo":1974.6421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1995.45001220703},{"option":"SPX260515P04925000","bid":14.9,"bid_size":232.0,"ask":15.5,"ask_size":252.0,"iv":0.3883,"open_interest":576.0,"volume":0.0,"delta":-0.0295,"gamma":0.0,"vega":2.2677,"theta":-0.4892,"rho":-0.5013,"theo":15.1513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.1,"last_trade_time":"2026-02-17T15:55:27","percent_change":0.0,"prev_day_close":14.25},{"option":"SPX260515C04950000","bid":1947.0,"bid_size":2.0,"ask":1954.3,"ask_size":2.0,"iv":0.3866,"open_interest":0.0,"volume":0.0,"delta":0.9698,"gamma":0.0,"vega":2.3228,"theta":-0.0016,"rho":11.0449,"theo":1950.2585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1970.90002441406},{"option":"SPX260515P04950000","bid":15.3,"bid_size":122.0,"ask":15.8,"ask_size":192.0,"iv":0.385,"open_interest":687.0,"volume":54.0,"delta":-0.0303,"gamma":0.0,"vega":2.3228,"theta":-0.4969,"rho":-0.516,"theo":15.5226,"change":-1.42,"open":14.65,"high":14.9,"low":13.73,"tick":"no_change","last_trade_price":13.73,"last_trade_time":"2026-02-18T11:18:56","percent_change":-9.37294,"prev_day_close":14.5999999046326},{"option":"SPX260515C04975000","bid":1921.9,"bid_size":2.0,"ask":1930.0,"ask_size":2.0,"iv":0.381,"open_interest":1.0,"volume":0.0,"delta":0.9689,"gamma":0.0001,"vega":2.3791,"theta":-0.0158,"rho":11.088,"theo":1925.8867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1225.06,"last_trade_time":"2025-05-27T15:52:39","percent_change":0.0,"prev_day_close":1946.65002441406},{"option":"SPX260515P04975000","bid":15.7,"bid_size":122.0,"ask":16.3,"ask_size":239.0,"iv":0.382,"open_interest":570.0,"volume":26.0,"delta":-0.0312,"gamma":0.0001,"vega":2.3791,"theta":-0.5048,"rho":-0.5312,"theo":15.9057,"change":-0.15,"open":14.18,"high":15.4,"low":14.18,"tick":"no_change","last_trade_price":15.4,"last_trade_time":"2026-02-18T15:32:14","percent_change":-0.964628,"prev_day_close":14.9500002861023},{"option":"SPX260515C05000000","bid":1898.4,"bid_size":2.0,"ask":1904.9,"ask_size":2.0,"iv":0.3788,"open_interest":2034.0,"volume":0.0,"delta":0.968,"gamma":0.0001,"vega":2.4367,"theta":-0.0301,"rho":11.1306,"theo":1901.5272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1896.09,"last_trade_time":"2026-02-12T13:01:15","percent_change":0.0,"prev_day_close":1922.09997558594},{"option":"SPX260515P05000000","bid":16.1,"bid_size":163.0,"ask":16.6,"ask_size":227.0,"iv":0.3785,"open_interest":4083.0,"volume":60.0,"delta":-0.0321,"gamma":0.0001,"vega":2.4367,"theta":-0.5128,"rho":-0.5469,"theo":16.3012,"change":-1.62,"open":15.43,"high":15.43,"low":14.29,"tick":"no_change","last_trade_price":14.33,"last_trade_time":"2026-02-18T11:18:52","percent_change":-10.1567,"prev_day_close":15.3499999046326},{"option":"SPX260515C05025000","bid":1873.1,"bid_size":2.0,"ask":1882.0,"ask_size":2.0,"iv":0.3766,"open_interest":0.0,"volume":0.0,"delta":0.967,"gamma":0.0001,"vega":2.4956,"theta":-0.0446,"rho":11.1727,"theo":1877.1805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1831.05,"last_trade_time":"2025-11-06T16:08:30","percent_change":0.0,"prev_day_close":1897.89996337891},{"option":"SPX260515P05025000","bid":16.5,"bid_size":118.0,"ask":17.1,"ask_size":238.0,"iv":0.3754,"open_interest":406.0,"volume":0.0,"delta":-0.0331,"gamma":0.0001,"vega":2.4956,"theta":-0.5209,"rho":-0.5631,"theo":16.7094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.5,"last_trade_time":"2026-02-17T15:32:20","percent_change":0.0,"prev_day_close":15.6999998092651},{"option":"SPX260515C05050000","bid":1849.7,"bid_size":2.0,"ask":1856.9,"ask_size":2.0,"iv":0.3737,"open_interest":3.0,"volume":0.0,"delta":0.966,"gamma":0.0001,"vega":2.5559,"theta":-0.0593,"rho":11.2144,"theo":1852.8473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1820.29,"last_trade_time":"2025-11-20T10:07:19","percent_change":0.0,"prev_day_close":1873.45001220703},{"option":"SPX260515P05050000","bid":16.9,"bid_size":133.0,"ask":17.5,"ask_size":300.0,"iv":0.3721,"open_interest":913.0,"volume":31.0,"delta":-0.0341,"gamma":0.0001,"vega":2.5559,"theta":-0.5292,"rho":-0.5797,"theo":17.1312,"change":-1.62,"open":16.2,"high":16.5,"low":15.08,"tick":"up","last_trade_price":15.13,"last_trade_time":"2026-02-18T11:49:55","percent_change":-9.67164,"prev_day_close":16.0999994277954},{"option":"SPX260515C05075000","bid":1824.4,"bid_size":2.0,"ask":1833.6,"ask_size":2.0,"iv":0.3705,"open_interest":0.0,"volume":0.0,"delta":0.965,"gamma":0.0001,"vega":2.6179,"theta":-0.0741,"rho":11.2555,"theo":1828.5282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1849.0},{"option":"SPX260515P05075000","bid":17.4,"bid_size":113.0,"ask":18.0,"ask_size":213.0,"iv":0.3694,"open_interest":402.0,"volume":0.0,"delta":-0.0351,"gamma":0.0001,"vega":2.6179,"theta":-0.5377,"rho":-0.5968,"theo":17.567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.4,"last_trade_time":"2026-02-17T15:31:58","percent_change":0.0,"prev_day_close":16.5},{"option":"SPX260515C05100000","bid":1801.1,"bid_size":2.0,"ask":1808.4,"ask_size":2.0,"iv":0.3675,"open_interest":10.0,"volume":0.0,"delta":0.964,"gamma":0.0001,"vega":2.6818,"theta":-0.0891,"rho":11.2961,"theo":1804.2239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1890.21,"last_trade_time":"2025-12-05T10:26:45","percent_change":0.0,"prev_day_close":1824.79998779297},{"option":"SPX260515P05100000","bid":17.8,"bid_size":157.0,"ask":18.4,"ask_size":370.0,"iv":0.3658,"open_interest":2360.0,"volume":41.0,"delta":-0.0362,"gamma":0.0001,"vega":2.6818,"theta":-0.5463,"rho":-0.6146,"theo":18.0176,"change":-1.77,"open":17.08,"high":17.1,"low":15.8,"tick":"down","last_trade_price":15.88,"last_trade_time":"2026-02-18T11:49:55","percent_change":-10.0283,"prev_day_close":16.9499998092651},{"option":"SPX260515C05125000","bid":1775.9,"bid_size":2.0,"ask":1784.0,"ask_size":2.0,"iv":0.3616,"open_interest":0.0,"volume":0.0,"delta":0.9628,"gamma":0.0001,"vega":2.7476,"theta":-0.1042,"rho":11.336,"theo":1779.935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1800.60003662109},{"option":"SPX260515P05125000","bid":18.3,"bid_size":142.0,"ask":18.8,"ask_size":162.0,"iv":0.3625,"open_interest":1315.0,"volume":0.0,"delta":-0.0373,"gamma":0.0001,"vega":2.7476,"theta":-0.5552,"rho":-0.6329,"theo":18.4837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.3,"last_trade_time":"2026-02-17T15:32:13","percent_change":0.0,"prev_day_close":17.4000005722046},{"option":"SPX260515C05150000","bid":1752.5,"bid_size":2.0,"ask":1759.8,"ask_size":2.0,"iv":0.3609,"open_interest":1.0,"volume":0.0,"delta":0.9617,"gamma":0.0001,"vega":2.8157,"theta":-0.1196,"rho":11.3752,"theo":1755.6624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1357.3,"last_trade_time":"2025-07-14T14:15:51","percent_change":0.0,"prev_day_close":1776.10003662109},{"option":"SPX260515P05150000","bid":18.8,"bid_size":137.0,"ask":19.3,"ask_size":202.0,"iv":0.3594,"open_interest":1521.0,"volume":219.0,"delta":-0.0384,"gamma":0.0001,"vega":2.8157,"theta":-0.5642,"rho":-0.652,"theo":18.9661,"change":-1.22,"open":18.0,"high":18.0,"low":16.64,"tick":"down","last_trade_price":17.38,"last_trade_time":"2026-02-18T15:50:52","percent_change":-6.55914,"prev_day_close":17.8500003814697},{"option":"SPX260515C05175000","bid":1727.5,"bid_size":2.0,"ask":1735.2,"ask_size":2.0,"iv":0.3558,"open_interest":2.0,"volume":0.0,"delta":0.9605,"gamma":0.0001,"vega":2.8862,"theta":-0.1351,"rho":11.4136,"theo":1731.4071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1268.5,"last_trade_time":"2025-07-01T10:02:29","percent_change":0.0,"prev_day_close":1751.90002441406},{"option":"SPX260515P05175000","bid":19.3,"bid_size":107.0,"ask":20.0,"ask_size":279.0,"iv":0.3566,"open_interest":247.0,"volume":7.0,"delta":-0.0396,"gamma":0.0001,"vega":2.8862,"theta":-0.5733,"rho":-0.6718,"theo":19.4656,"change":-2.03,"open":17.07,"high":17.07,"low":17.07,"tick":"down","last_trade_price":17.07,"last_trade_time":"2026-02-18T10:27:10","percent_change":-10.6283,"prev_day_close":18.3000001907349},{"option":"SPX260515C05200000","bid":1704.0,"bid_size":3.0,"ask":1710.9,"ask_size":3.0,"iv":0.3538,"open_interest":6.0,"volume":0.0,"delta":0.9593,"gamma":0.0001,"vega":2.9591,"theta":-0.1508,"rho":11.4512,"theo":1707.17,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1754.44,"last_trade_time":"2025-12-04T10:55:27","percent_change":0.0,"prev_day_close":1727.5},{"option":"SPX260515P05200000","bid":19.8,"bid_size":130.0,"ask":20.4,"ask_size":287.0,"iv":0.3532,"open_interest":2358.0,"volume":21.0,"delta":-0.0408,"gamma":0.0001,"vega":2.9591,"theta":-0.5827,"rho":-0.6926,"theo":19.9834,"change":-1.27,"open":18.87,"high":18.91,"low":17.41,"tick":"up","last_trade_price":18.33,"last_trade_time":"2026-02-18T13:51:44","percent_change":-6.47959,"prev_day_close":18.8000001907349},{"option":"SPX260515C05225000","bid":1678.9,"bid_size":3.0,"ask":1687.0,"ask_size":3.0,"iv":0.349,"open_interest":1.0,"volume":0.0,"delta":0.958,"gamma":0.0001,"vega":3.0343,"theta":-0.1667,"rho":11.4878,"theo":1682.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1646.13,"last_trade_time":"2025-12-18T12:10:48","percent_change":0.0,"prev_day_close":1703.40002441406},{"option":"SPX260515P05225000","bid":20.4,"bid_size":101.0,"ask":21.1,"ask_size":276.0,"iv":0.3505,"open_interest":410.0,"volume":0.0,"delta":-0.0421,"gamma":0.0001,"vega":3.0343,"theta":-0.5923,"rho":-0.7142,"theo":20.5205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-17T15:31:43","percent_change":0.0,"prev_day_close":19.3000001907349},{"option":"SPX260515C05250000","bid":1655.6,"bid_size":3.0,"ask":1662.5,"ask_size":3.0,"iv":0.3476,"open_interest":38.0,"volume":0.0,"delta":0.9567,"gamma":0.0001,"vega":3.1119,"theta":-0.1829,"rho":11.5235,"theo":1658.7546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1122.14,"last_trade_time":"2025-06-25T15:43:24","percent_change":0.0,"prev_day_close":1679.04998779297},{"option":"SPX260515P05250000","bid":20.9,"bid_size":121.0,"ask":21.5,"ask_size":217.0,"iv":0.347,"open_interest":1212.0,"volume":24.0,"delta":-0.0434,"gamma":0.0001,"vega":3.1119,"theta":-0.6021,"rho":-0.7368,"theo":21.078,"change":0.0,"open":20.0,"high":20.7,"low":18.5,"tick":"up","last_trade_price":20.7,"last_trade_time":"2026-02-18T15:21:06","percent_change":9.21424e-7,"prev_day_close":19.8000001907349},{"option":"SPX260515C05275000","bid":1630.6,"bid_size":3.0,"ask":1638.3,"ask_size":3.0,"iv":0.3432,"open_interest":0.0,"volume":0.0,"delta":0.9553,"gamma":0.0001,"vega":3.1916,"theta":-0.1992,"rho":11.5582,"theo":1634.5786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1654.64996337891},{"option":"SPX260515P05275000","bid":21.5,"bid_size":98.0,"ask":22.1,"ask_size":188.0,"iv":0.344,"open_interest":369.0,"volume":61.0,"delta":-0.0448,"gamma":0.0001,"vega":3.1916,"theta":-0.6121,"rho":-0.7604,"theo":21.657,"change":0.05,"open":20.68,"high":21.3,"low":20.68,"tick":"up","last_trade_price":21.3,"last_trade_time":"2026-02-18T15:21:04","percent_change":0.235294,"prev_day_close":20.3500003814697},{"option":"SPX260515C05300000","bid":1607.3,"bid_size":3.0,"ask":1614.2,"ask_size":3.0,"iv":0.3415,"open_interest":75.0,"volume":0.0,"delta":0.9539,"gamma":0.0001,"vega":3.2733,"theta":-0.2158,"rho":11.5919,"theo":1610.4253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1594.15,"last_trade_time":"2026-02-05T14:17:10","percent_change":0.0,"prev_day_close":1630.5},{"option":"SPX260515P05300000","bid":22.1,"bid_size":123.0,"ask":22.7,"ask_size":213.0,"iv":0.341,"open_interest":3279.0,"volume":18.0,"delta":-0.0462,"gamma":0.0001,"vega":3.2733,"theta":-0.6224,"rho":-0.7849,"theo":22.2586,"change":0.15,"open":21.09,"high":22.0,"low":21.09,"tick":"up","last_trade_price":22.0,"last_trade_time":"2026-02-18T15:21:34","percent_change":0.686497,"prev_day_close":20.9000005722046},{"option":"SPX260515C05325000","bid":1582.3,"bid_size":3.0,"ask":1590.0,"ask_size":3.0,"iv":0.337,"open_interest":5.0,"volume":0.0,"delta":0.9524,"gamma":0.0001,"vega":3.357,"theta":-0.2326,"rho":11.6248,"theo":1586.2958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1663.44,"last_trade_time":"2025-12-30T10:06:11","percent_change":0.0,"prev_day_close":1606.29998779297},{"option":"SPX260515P05325000","bid":22.8,"bid_size":95.0,"ask":23.5,"ask_size":259.0,"iv":0.3383,"open_interest":518.0,"volume":1.0,"delta":-0.0477,"gamma":0.0001,"vega":3.357,"theta":-0.6328,"rho":-0.8104,"theo":22.884,"change":0.0,"open":22.5,"high":22.5,"low":22.5,"tick":"down","last_trade_price":22.5,"last_trade_time":"2026-02-18T15:21:05","percent_change":0.0,"prev_day_close":21.5},{"option":"SPX260515C05350000","bid":1559.1,"bid_size":3.0,"ask":1565.9,"ask_size":3.0,"iv":0.3354,"open_interest":8.0,"volume":0.0,"delta":0.9509,"gamma":0.0001,"vega":3.4427,"theta":-0.2496,"rho":11.6568,"theo":1562.191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1234.33,"last_trade_time":"2025-08-06T15:20:38","percent_change":0.0,"prev_day_close":1581.54998779297},{"option":"SPX260515P05350000","bid":23.4,"bid_size":92.0,"ask":23.9,"ask_size":180.0,"iv":0.3348,"open_interest":1081.0,"volume":100.0,"delta":-0.0492,"gamma":0.0001,"vega":3.4427,"theta":-0.6436,"rho":-0.8366,"theo":23.5342,"change":0.0,"open":22.4,"high":23.1,"low":20.5,"tick":"up","last_trade_price":23.1,"last_trade_time":"2026-02-18T15:21:04","percent_change":2.47708e-6,"prev_day_close":22.0999994277954},{"option":"SPX260515C05375000","bid":1534.2,"bid_size":3.0,"ask":1541.7,"ask_size":3.0,"iv":0.331,"open_interest":1.0,"volume":0.0,"delta":0.9493,"gamma":0.0001,"vega":3.5306,"theta":-0.2669,"rho":11.6879,"theo":1538.1122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":992.76,"last_trade_time":"2025-06-11T13:14:55","percent_change":0.0,"prev_day_close":1558.04998779297},{"option":"SPX260515P05375000","bid":24.1,"bid_size":88.0,"ask":24.7,"ask_size":268.0,"iv":0.332,"open_interest":576.0,"volume":72.0,"delta":-0.0508,"gamma":0.0001,"vega":3.5306,"theta":-0.6545,"rho":-0.8638,"theo":24.2102,"change":0.15,"open":22.29,"high":23.9,"low":22.29,"tick":"up","last_trade_price":23.9,"last_trade_time":"2026-02-18T15:21:33","percent_change":0.631579,"prev_day_close":22.75},{"option":"SPX260515C05400000","bid":1511.0,"bid_size":3.0,"ask":1517.7,"ask_size":3.0,"iv":0.3293,"open_interest":563.0,"volume":0.0,"delta":0.9476,"gamma":0.0001,"vega":3.6209,"theta":-0.2845,"rho":11.7181,"theo":1514.0603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1518.81,"last_trade_time":"2026-02-17T14:15:14","percent_change":0.0,"prev_day_close":1533.90002441406},{"option":"SPX260515P05400000","bid":24.8,"bid_size":89.0,"ask":25.3,"ask_size":174.0,"iv":0.3289,"open_interest":3299.0,"volume":87.0,"delta":-0.0525,"gamma":0.0001,"vega":3.6209,"theta":-0.6657,"rho":-0.8919,"theo":24.9133,"change":-0.9,"open":23.76,"high":24.5,"low":21.59,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-18T16:12:30","percent_change":-3.67347,"prev_day_close":23.4000005722046},{"option":"SPX260515C05425000","bid":1486.1,"bid_size":3.0,"ask":1493.6,"ask_size":3.0,"iv":0.325,"open_interest":0.0,"volume":0.0,"delta":0.9459,"gamma":0.0001,"vega":3.714,"theta":-0.3023,"rho":11.7472,"theo":1490.0365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1509.84997558594},{"option":"SPX260515P05425000","bid":25.5,"bid_size":89.0,"ask":26.3,"ask_size":351.0,"iv":0.3262,"open_interest":800.0,"volume":91.0,"delta":-0.0542,"gamma":0.0001,"vega":3.714,"theta":-0.6772,"rho":-0.921,"theo":25.6444,"change":-1.55,"open":24.57,"high":25.2,"low":22.68,"tick":"down","last_trade_price":23.7,"last_trade_time":"2026-02-18T15:51:15","percent_change":-6.13861,"prev_day_close":24.0999994277954},{"option":"SPX260515C05450000","bid":1463.0,"bid_size":3.0,"ask":1469.7,"ask_size":3.0,"iv":0.3234,"open_interest":0.0,"volume":0.0,"delta":0.9441,"gamma":0.0001,"vega":3.8104,"theta":-0.3203,"rho":11.7752,"theo":1466.0421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1485.80004882812},{"option":"SPX260515P05450000","bid":26.3,"bid_size":87.0,"ask":26.8,"ask_size":180.0,"iv":0.323,"open_interest":1384.0,"volume":35.0,"delta":-0.056,"gamma":0.0001,"vega":3.8104,"theta":-0.6888,"rho":-0.9513,"theo":26.405,"change":-0.95,"open":25.1,"high":26.0,"low":22.9,"tick":"down","last_trade_price":25.0,"last_trade_time":"2026-02-18T15:37:40","percent_change":-3.66089,"prev_day_close":24.8000001907349},{"option":"SPX260515C05475000","bid":1438.2,"bid_size":3.0,"ask":1445.6,"ask_size":3.0,"iv":0.3192,"open_interest":222.0,"volume":0.0,"delta":0.9422,"gamma":0.0001,"vega":3.9102,"theta":-0.3386,"rho":11.8018,"theo":1442.0786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1568.09,"last_trade_time":"2025-10-28T12:45:56","percent_change":0.0,"prev_day_close":1461.95001220703},{"option":"SPX260515P05475000","bid":27.1,"bid_size":84.0,"ask":27.6,"ask_size":128.0,"iv":0.3201,"open_interest":1031.0,"volume":1.0,"delta":-0.0579,"gamma":0.0001,"vega":3.9102,"theta":-0.7008,"rho":-0.983,"theo":27.1965,"change":-2.96,"open":23.79,"high":23.79,"low":23.79,"tick":"down","last_trade_price":23.79,"last_trade_time":"2026-02-18T10:25:43","percent_change":-11.0654,"prev_day_close":25.5499992370605},{"option":"SPX260515C05500000","bid":1415.1,"bid_size":3.0,"ask":1421.1,"ask_size":3.0,"iv":0.3166,"open_interest":1081.0,"volume":0.0,"delta":0.9402,"gamma":0.0001,"vega":4.0137,"theta":-0.3571,"rho":11.827,"theo":1418.1476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1402.66,"last_trade_time":"2026-02-17T11:35:31","percent_change":0.0,"prev_day_close":1437.15002441406},{"option":"SPX260515P05500000","bid":27.9,"bid_size":84.0,"ask":28.4,"ask_size":165.0,"iv":0.3171,"open_interest":7687.0,"volume":183.0,"delta":-0.0599,"gamma":0.0001,"vega":4.0137,"theta":-0.713,"rho":-1.0161,"theo":28.0204,"change":-2.21,"open":26.59,"high":26.63,"low":24.5,"tick":"up","last_trade_price":25.34,"last_trade_time":"2026-02-18T13:46:00","percent_change":-8.02178,"prev_day_close":26.3000001907349},{"option":"SPX260515C05525000","bid":1390.4,"bid_size":3.0,"ask":1398.1,"ask_size":3.0,"iv":0.3134,"open_interest":13.0,"volume":0.0,"delta":0.9382,"gamma":0.0001,"vega":4.1207,"theta":-0.3759,"rho":11.8504,"theo":1394.2509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1320.38,"last_trade_time":"2025-10-17T12:11:22","percent_change":0.0,"prev_day_close":1414.0},{"option":"SPX260515P05525000","bid":28.8,"bid_size":83.0,"ask":29.3,"ask_size":122.0,"iv":0.3143,"open_interest":1043.0,"volume":1.0,"delta":-0.0619,"gamma":0.0001,"vega":4.1207,"theta":-0.7254,"rho":-1.0509,"theo":28.8786,"change":-3.21,"open":25.24,"high":25.24,"low":25.24,"tick":"down","last_trade_price":25.24,"last_trade_time":"2026-02-18T10:25:43","percent_change":-11.283,"prev_day_close":27.1499996185303},{"option":"SPX260515C05550000","bid":1367.4,"bid_size":3.0,"ask":1374.1,"ask_size":3.0,"iv":0.3119,"open_interest":270.0,"volume":0.0,"delta":0.936,"gamma":0.0001,"vega":4.2309,"theta":-0.395,"rho":11.8722,"theo":1370.3903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1405.32,"last_trade_time":"2025-12-12T14:07:18","percent_change":0.0,"prev_day_close":1389.85003662109},{"option":"SPX260515P05550000","bid":29.7,"bid_size":81.0,"ask":30.1,"ask_size":77.0,"iv":0.3113,"open_interest":6104.0,"volume":248.0,"delta":-0.0641,"gamma":0.0001,"vega":4.2309,"theta":-0.7382,"rho":-1.0874,"theo":29.7729,"change":-3.7,"open":28.26,"high":28.29,"low":25.6,"tick":"down","last_trade_price":25.6,"last_trade_time":"2026-02-18T10:44:31","percent_change":-12.628,"prev_day_close":27.9500007629395},{"option":"SPX260515C05575000","bid":1342.8,"bid_size":3.0,"ask":1350.4,"ask_size":3.0,"iv":0.3078,"open_interest":334.0,"volume":0.0,"delta":0.9338,"gamma":0.0001,"vega":4.344,"theta":-0.4143,"rho":11.8924,"theo":1346.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1300.26,"last_trade_time":"2025-12-17T10:56:19","percent_change":0.0,"prev_day_close":1366.0},{"option":"SPX260515P05575000","bid":30.6,"bid_size":81.0,"ask":31.3,"ask_size":208.0,"iv":0.3088,"open_interest":665.0,"volume":0.0,"delta":-0.0663,"gamma":0.0001,"vega":4.344,"theta":-0.7511,"rho":-1.1256,"theo":30.7052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.4,"last_trade_time":"2026-02-17T15:30:52","percent_change":0.0,"prev_day_close":28.8500003814697},{"option":"SPX260515C05600000","bid":1319.8,"bid_size":3.0,"ask":1326.8,"ask_size":3.0,"iv":0.3065,"open_interest":2796.0,"volume":0.0,"delta":0.9315,"gamma":0.0001,"vega":4.4597,"theta":-0.4338,"rho":11.911,"theo":1322.7846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1370.82,"last_trade_time":"2025-12-31T11:32:50","percent_change":0.0,"prev_day_close":1342.25},{"option":"SPX260515P05600000","bid":31.6,"bid_size":39.0,"ask":32.1,"ask_size":158.0,"iv":0.3058,"open_interest":6056.0,"volume":23.0,"delta":-0.0686,"gamma":0.0001,"vega":4.4597,"theta":-0.7644,"rho":-1.1652,"theo":31.6771,"change":-2.66,"open":30.07,"high":30.2,"low":27.35,"tick":"up","last_trade_price":28.54,"last_trade_time":"2026-02-18T13:46:00","percent_change":-8.52564,"prev_day_close":29.75},{"option":"SPX260515C05625000","bid":1295.3,"bid_size":3.0,"ask":1303.2,"ask_size":3.0,"iv":0.303,"open_interest":422.0,"volume":0.0,"delta":0.9291,"gamma":0.0001,"vega":4.5779,"theta":-0.4537,"rho":11.9282,"theo":1299.0428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1185.31,"last_trade_time":"2025-11-21T12:10:52","percent_change":0.0,"prev_day_close":1318.54998779297},{"option":"SPX260515P05625000","bid":32.6,"bid_size":37.0,"ask":33.3,"ask_size":203.0,"iv":0.3031,"open_interest":607.0,"volume":0.0,"delta":-0.071,"gamma":0.0001,"vega":4.5779,"theta":-0.7779,"rho":-1.2063,"theo":32.6903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.3,"last_trade_time":"2026-02-17T15:28:21","percent_change":0.0,"prev_day_close":30.6499996185303},{"option":"SPX260515C05650000","bid":1272.4,"bid_size":3.0,"ask":1278.9,"ask_size":3.0,"iv":0.3004,"open_interest":1601.0,"volume":0.0,"delta":0.9266,"gamma":0.0001,"vega":4.6987,"theta":-0.4738,"rho":11.9439,"theo":1275.3438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1400.11,"last_trade_time":"2026-02-02T16:06:28","percent_change":0.0,"prev_day_close":1294.70001220703},{"option":"SPX260515P05650000","bid":33.6,"bid_size":145.0,"ask":34.2,"ask_size":156.0,"iv":0.3001,"open_interest":1249.0,"volume":52.0,"delta":-0.0735,"gamma":0.0001,"vega":4.6987,"theta":-0.7916,"rho":-1.2488,"theo":33.7462,"change":-1.67,"open":32.09,"high":32.09,"low":28.9,"tick":"no_change","last_trade_price":31.58,"last_trade_time":"2026-02-18T16:00:34","percent_change":-5.02256,"prev_day_close":31.6499996185303},{"option":"SPX260515C05675000","bid":1248.0,"bid_size":3.0,"ask":1255.4,"ask_size":3.0,"iv":0.2966,"open_interest":406.0,"volume":0.0,"delta":0.924,"gamma":0.0001,"vega":4.8226,"theta":-0.4941,"rho":11.9583,"theo":1251.689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1208.61,"last_trade_time":"2025-12-17T10:56:19","percent_change":0.0,"prev_day_close":1270.95001220703},{"option":"SPX260515P05675000","bid":34.7,"bid_size":75.0,"ask":35.4,"ask_size":187.0,"iv":0.2974,"open_interest":441.0,"volume":0.0,"delta":-0.0761,"gamma":0.0001,"vega":4.8226,"theta":-0.8056,"rho":-1.2928,"theo":34.8464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.5,"last_trade_time":"2026-02-17T15:31:09","percent_change":0.0,"prev_day_close":32.6500015258789},{"option":"SPX260515C05700000","bid":1225.2,"bid_size":3.0,"ask":1231.6,"ask_size":3.0,"iv":0.2949,"open_interest":505.0,"volume":0.0,"delta":0.9213,"gamma":0.0001,"vega":4.95,"theta":-0.5147,"rho":11.971,"theo":1228.0801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1311.59,"last_trade_time":"2026-02-11T15:33:47","percent_change":0.0,"prev_day_close":1247.25},{"option":"SPX260515P05700000","bid":35.8,"bid_size":174.0,"ask":36.4,"ask_size":93.0,"iv":0.2944,"open_interest":1599.0,"volume":169.0,"delta":-0.0788,"gamma":0.0001,"vega":4.95,"theta":-0.8199,"rho":-1.3384,"theo":35.9924,"change":-3.95,"open":34.22,"high":34.26,"low":30.9,"tick":"no_change","last_trade_price":31.5,"last_trade_time":"2026-02-18T11:54:52","percent_change":-11.1425,"prev_day_close":33.75},{"option":"SPX260515C05725000","bid":1200.8,"bid_size":3.0,"ask":1208.7,"ask_size":5.0,"iv":0.2919,"open_interest":117.0,"volume":0.0,"delta":0.9185,"gamma":0.0002,"vega":5.0818,"theta":-0.5355,"rho":11.9817,"theo":1204.5188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":806.26,"last_trade_time":"2025-06-27T16:03:10","percent_change":0.0,"prev_day_close":1223.64996337891},{"option":"SPX260515P05725000","bid":37.0,"bid_size":72.0,"ask":37.9,"ask_size":188.0,"iv":0.292,"open_interest":643.0,"volume":0.0,"delta":-0.0816,"gamma":0.0002,"vega":5.0818,"theta":-0.8344,"rho":-1.3859,"theo":37.186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.9,"last_trade_time":"2026-02-17T15:30:53","percent_change":0.0,"prev_day_close":34.8499984741211},{"option":"SPX260515C05750000","bid":1178.1,"bid_size":3.0,"ask":1184.5,"ask_size":3.0,"iv":0.2893,"open_interest":290.0,"volume":0.0,"delta":0.9155,"gamma":0.0002,"vega":5.2181,"theta":-0.5565,"rho":11.9902,"theo":1181.0073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":770.9,"last_trade_time":"2025-06-27T15:30:02","percent_change":0.0,"prev_day_close":1199.95001220703},{"option":"SPX260515P05750000","bid":38.3,"bid_size":92.0,"ask":38.9,"ask_size":148.0,"iv":0.2891,"open_interest":1025.0,"volume":36.0,"delta":-0.0846,"gamma":0.0002,"vega":5.2181,"theta":-0.849,"rho":-1.4357,"theo":38.4295,"change":-3.85,"open":36.52,"high":36.52,"low":33.0,"tick":"down","last_trade_price":34.0,"last_trade_time":"2026-02-18T12:01:28","percent_change":-10.1717,"prev_day_close":36.0},{"option":"SPX260515C05775000","bid":1154.2,"bid_size":3.0,"ask":1161.0,"ask_size":3.0,"iv":0.2861,"open_interest":70.0,"volume":0.0,"delta":0.9125,"gamma":0.0002,"vega":5.3588,"theta":-0.5778,"rho":11.9961,"theo":1157.5481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1130.2,"last_trade_time":"2026-02-05T13:27:53","percent_change":0.0,"prev_day_close":1176.54998779297},{"option":"SPX260515P05775000","bid":39.6,"bid_size":69.0,"ask":40.3,"ask_size":204.0,"iv":0.2864,"open_interest":3910.0,"volume":0.0,"delta":-0.0876,"gamma":0.0002,"vega":5.3588,"theta":-0.864,"rho":-1.4881,"theo":39.7252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.5,"last_trade_time":"2026-02-17T15:28:06","percent_change":0.0,"prev_day_close":37.2000007629394},{"option":"SPX260515C05790000","bid":1139.9,"bid_size":3.0,"ask":1147.4,"ask_size":3.0,"iv":0.2847,"open_interest":0.0,"volume":0.0,"delta":0.9106,"gamma":0.0002,"vega":5.4452,"theta":-0.5906,"rho":11.9984,"theo":1143.4987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1162.40002441406},{"option":"SPX260515P05790000","bid":40.3,"bid_size":93.0,"ask":41.1,"ask_size":178.0,"iv":0.2847,"open_interest":235.0,"volume":6.0,"delta":-0.0896,"gamma":0.0002,"vega":5.4452,"theta":-0.873,"rho":-1.5207,"theo":40.5288,"change":-3.0,"open":36.92,"high":38.0,"low":36.92,"tick":"down","last_trade_price":36.95,"last_trade_time":"2026-02-18T15:54:24","percent_change":-7.50939,"prev_day_close":37.9500007629394},{"option":"SPX260515C05800000","bid":1131.3,"bid_size":25.0,"ask":1137.0,"ask_size":25.0,"iv":0.283,"open_interest":2057.0,"volume":0.0,"delta":0.9093,"gamma":0.0002,"vega":5.5036,"theta":-0.5992,"rho":11.9994,"theo":1134.1437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1243.76,"last_trade_time":"2026-02-09T14:07:59","percent_change":0.0,"prev_day_close":1152.84997558594},{"option":"SPX260515P05800000","bid":40.9,"bid_size":134.0,"ask":41.7,"ask_size":239.0,"iv":0.2837,"open_interest":4661.0,"volume":257.0,"delta":-0.0908,"gamma":0.0002,"vega":5.5036,"theta":-0.8791,"rho":-1.543,"theo":41.0758,"change":-0.34,"open":39.02,"high":40.11,"low":35.3,"tick":"up","last_trade_price":40.11,"last_trade_time":"2026-02-18T15:29:25","percent_change":-0.840546,"prev_day_close":38.4500007629394},{"option":"SPX260515C05810000","bid":1121.3,"bid_size":3.0,"ask":1128.3,"ask_size":3.0,"iv":0.2818,"open_interest":0.0,"volume":0.0,"delta":0.908,"gamma":0.0002,"vega":5.5624,"theta":-0.6079,"rho":12.0,"theo":1124.7979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1131.25,"last_trade_time":"2025-12-16T15:30:27","percent_change":0.0,"prev_day_close":1143.64996337891},{"option":"SPX260515P05810000","bid":41.4,"bid_size":90.0,"ask":42.2,"ask_size":181.0,"iv":0.2825,"open_interest":498.0,"volume":0.0,"delta":-0.0922,"gamma":0.0002,"vega":5.5624,"theta":-0.8852,"rho":-1.5657,"theo":41.6319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.04,"last_trade_time":"2026-02-13T15:48:27","percent_change":0.0,"prev_day_close":38.9500007629394},{"option":"SPX260515C05820000","bid":1111.9,"bid_size":3.0,"ask":1119.3,"ask_size":3.0,"iv":0.2814,"open_interest":0.0,"volume":0.0,"delta":0.9066,"gamma":0.0002,"vega":5.6217,"theta":-0.6165,"rho":12.0003,"theo":1115.4614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1134.19995117188},{"option":"SPX260515P05820000","bid":42.0,"bid_size":66.0,"ask":42.8,"ask_size":219.0,"iv":0.2815,"open_interest":85.0,"volume":36.0,"delta":-0.0935,"gamma":0.0002,"vega":5.6217,"theta":-0.8913,"rho":-1.5888,"theo":42.1975,"change":-2.7,"open":38.9,"high":38.9,"low":38.9,"tick":"down","last_trade_price":38.9,"last_trade_time":"2026-02-18T09:56:25","percent_change":-6.49039,"prev_day_close":39.4500007629394},{"option":"SPX260515C05825000","bid":1107.2,"bid_size":3.0,"ask":1115.0,"ask_size":3.0,"iv":0.2811,"open_interest":109.0,"volume":0.0,"delta":0.906,"gamma":0.0002,"vega":5.6515,"theta":-0.6209,"rho":12.0002,"theo":1110.7968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1128.5,"last_trade_time":"2025-12-19T11:50:49","percent_change":0.0,"prev_day_close":1129.5},{"option":"SPX260515P05825000","bid":42.3,"bid_size":66.0,"ask":43.1,"ask_size":213.0,"iv":0.281,"open_interest":684.0,"volume":0.0,"delta":-0.0942,"gamma":0.0002,"vega":5.6515,"theta":-0.8944,"rho":-1.6005,"theo":42.4838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.8,"last_trade_time":"2026-02-17T15:44:47","percent_change":0.0,"prev_day_close":39.75},{"option":"SPX260515C05830000","bid":1102.6,"bid_size":3.0,"ask":1109.7,"ask_size":3.0,"iv":0.2797,"open_interest":0.0,"volume":0.0,"delta":0.9053,"gamma":0.0002,"vega":5.6815,"theta":-0.6252,"rho":12.0002,"theo":1106.1345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1124.80004882812},{"option":"SPX260515P05830000","bid":42.6,"bid_size":66.0,"ask":43.4,"ask_size":211.0,"iv":0.2805,"open_interest":12.0,"volume":0.0,"delta":-0.0948,"gamma":0.0002,"vega":5.6815,"theta":-0.8974,"rho":-1.6122,"theo":42.7725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":45.9,"last_trade_time":"2026-02-03T14:53:17","percent_change":0.0,"prev_day_close":40.0499992370606},{"option":"SPX260515C05840000","bid":1093.6,"bid_size":3.0,"ask":1100.2,"ask_size":3.0,"iv":0.2791,"open_interest":1.0,"volume":0.0,"delta":0.9039,"gamma":0.0002,"vega":5.7416,"theta":-0.6339,"rho":11.9996,"theo":1096.8172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1169.56,"last_trade_time":"2025-12-30T10:13:50","percent_change":0.0,"prev_day_close":1115.5},{"option":"SPX260515P05840000","bid":43.1,"bid_size":135.0,"ask":43.9,"ask_size":104.0,"iv":0.2793,"open_interest":35.0,"volume":0.0,"delta":-0.0962,"gamma":0.0002,"vega":5.7416,"theta":-0.9036,"rho":-1.6361,"theo":43.3571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.0,"last_trade_time":"2026-02-17T15:27:00","percent_change":0.0,"prev_day_close":40.5499992370606},{"option":"SPX260515C05850000","bid":1084.7,"bid_size":3.0,"ask":1090.9,"ask_size":3.0,"iv":0.2784,"open_interest":736.0,"volume":0.0,"delta":0.9025,"gamma":0.0002,"vega":5.8021,"theta":-0.6427,"rho":11.9988,"theo":1087.5096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":896.5,"last_trade_time":"2025-08-15T12:10:59","percent_change":0.0,"prev_day_close":1105.95001220703},{"option":"SPX260515P05850000","bid":43.7,"bid_size":134.0,"ask":44.5,"ask_size":197.0,"iv":0.2782,"open_interest":1692.0,"volume":17.0,"delta":-0.0976,"gamma":0.0002,"vega":5.8021,"theta":-0.9098,"rho":-1.6602,"theo":43.9515,"change":-2.1,"open":41.74,"high":41.77,"low":38.43,"tick":"up","last_trade_price":41.2,"last_trade_time":"2026-02-18T15:42:33","percent_change":-4.84988,"prev_day_close":41.2000007629394},{"option":"SPX260515C05860000","bid":1075.0,"bid_size":3.0,"ask":1081.6,"ask_size":3.0,"iv":0.277,"open_interest":0.0,"volume":0.0,"delta":0.901,"gamma":0.0002,"vega":5.863,"theta":-0.6514,"rho":11.9976,"theo":1078.2119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1073.97,"last_trade_time":"2025-11-25T14:54:40","percent_change":0.0,"prev_day_close":1096.75},{"option":"SPX260515P05860000","bid":44.3,"bid_size":129.0,"ask":45.1,"ask_size":116.0,"iv":0.2771,"open_interest":114.0,"volume":0.0,"delta":-0.0991,"gamma":0.0002,"vega":5.863,"theta":-0.9161,"rho":-1.6847,"theo":44.5558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":42.7,"last_trade_time":"2026-02-13T11:57:08","percent_change":0.0,"prev_day_close":41.6500015258789},{"option":"SPX260515C05870000","bid":1065.4,"bid_size":3.0,"ask":1072.2,"ask_size":3.0,"iv":0.2755,"open_interest":0.0,"volume":0.0,"delta":0.8996,"gamma":0.0002,"vega":5.9243,"theta":-0.6602,"rho":11.9962,"theo":1068.9242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1087.45001220703},{"option":"SPX260515P05870000","bid":44.9,"bid_size":132.0,"ask":45.7,"ask_size":101.0,"iv":0.276,"open_interest":324.0,"volume":0.0,"delta":-0.1005,"gamma":0.0002,"vega":5.9243,"theta":-0.9223,"rho":-1.7095,"theo":45.17,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":48.06,"last_trade_time":"2026-02-12T15:39:30","percent_change":0.0,"prev_day_close":42.25},{"option":"SPX260515C05875000","bid":1060.8,"bid_size":3.0,"ask":1067.7,"ask_size":3.0,"iv":0.2748,"open_interest":389.0,"volume":0.0,"delta":0.8989,"gamma":0.0002,"vega":5.9551,"theta":-0.6646,"rho":11.9953,"theo":1064.2841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1048.68,"last_trade_time":"2025-11-07T15:19:26","percent_change":0.0,"prev_day_close":1082.69995117188},{"option":"SPX260515P05875000","bid":45.2,"bid_size":131.0,"ask":46.1,"ask_size":205.0,"iv":0.2756,"open_interest":842.0,"volume":3.0,"delta":-0.1012,"gamma":0.0002,"vega":5.9551,"theta":-0.9255,"rho":-1.722,"theo":45.481,"change":-0.7,"open":44.1,"high":44.1,"low":44.1,"tick":"no_change","last_trade_price":44.1,"last_trade_time":"2026-02-18T15:10:10","percent_change":-1.5625,"prev_day_close":42.6000003814697},{"option":"SPX260515C05880000","bid":1056.1,"bid_size":3.0,"ask":1063.4,"ask_size":3.0,"iv":0.2749,"open_interest":0.0,"volume":0.0,"delta":0.8981,"gamma":0.0002,"vega":5.986,"theta":-0.6691,"rho":11.9944,"theo":1059.6466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1078.09997558594},{"option":"SPX260515P05880000","bid":45.5,"bid_size":133.0,"ask":46.4,"ask_size":182.0,"iv":0.275,"open_interest":257.0,"volume":0.0,"delta":-0.102,"gamma":0.0002,"vega":5.986,"theta":-0.9286,"rho":-1.7346,"theo":45.7944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":47.03,"last_trade_time":"2026-02-12T14:14:47","percent_change":0.0,"prev_day_close":42.8999996185303},{"option":"SPX260515C05890000","bid":1046.8,"bid_size":3.0,"ask":1054.4,"ask_size":3.0,"iv":0.274,"open_interest":0.0,"volume":0.0,"delta":0.8966,"gamma":0.0002,"vega":6.0481,"theta":-0.6779,"rho":11.9923,"theo":1050.3792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1068.84997558594},{"option":"SPX260515P05890000","bid":46.2,"bid_size":66.0,"ask":47.0,"ask_size":172.0,"iv":0.2739,"open_interest":111.0,"volume":61.0,"delta":-0.1035,"gamma":0.0002,"vega":6.0481,"theta":-0.9349,"rho":-1.76,"theo":46.429,"change":-0.8,"open":40.8,"high":45.0,"low":40.8,"tick":"up","last_trade_price":45.0,"last_trade_time":"2026-02-18T15:09:50","percent_change":-1.74672,"prev_day_close":43.4500007629394},{"option":"SPX260515C05900000","bid":1038.3,"bid_size":23.0,"ask":1043.6,"ask_size":23.0,"iv":0.2723,"open_interest":7326.0,"volume":0.0,"delta":0.8951,"gamma":0.0002,"vega":6.1107,"theta":-0.6868,"rho":11.9898,"theo":1041.1221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1032.76,"last_trade_time":"2026-02-17T15:49:44","percent_change":0.0,"prev_day_close":1059.34997558594},{"option":"SPX260515P05900000","bid":46.8,"bid_size":128.0,"ask":47.6,"ask_size":173.0,"iv":0.2728,"open_interest":7669.0,"volume":522.0,"delta":-0.105,"gamma":0.0002,"vega":6.1107,"theta":-0.9412,"rho":-1.7857,"theo":47.0739,"change":-3.35,"open":44.74,"high":46.3,"low":40.18,"tick":"no_change","last_trade_price":43.1,"last_trade_time":"2026-02-18T15:58:29","percent_change":-7.21206,"prev_day_close":44.0},{"option":"SPX260515C05910000","bid":1028.4,"bid_size":3.0,"ask":1035.0,"ask_size":3.0,"iv":0.2712,"open_interest":0.0,"volume":0.0,"delta":0.8936,"gamma":0.0002,"vega":6.1739,"theta":-0.6956,"rho":11.9871,"theo":1031.8755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1050.20001220703},{"option":"SPX260515P05910000","bid":47.5,"bid_size":65.0,"ask":48.3,"ask_size":169.0,"iv":0.2718,"open_interest":171.0,"volume":82.0,"delta":-0.1066,"gamma":0.0002,"vega":6.1739,"theta":-0.9476,"rho":-1.8118,"theo":47.7292,"change":-0.3,"open":43.31,"high":46.7,"low":43.31,"tick":"up","last_trade_price":46.7,"last_trade_time":"2026-02-18T15:27:59","percent_change":-0.638298,"prev_day_close":44.6500015258789},{"option":"SPX260515C05920000","bid":1019.1,"bid_size":3.0,"ask":1026.7,"ask_size":3.0,"iv":0.2708,"open_interest":1.0,"volume":0.0,"delta":0.892,"gamma":0.0002,"vega":6.2378,"theta":-0.7046,"rho":11.9839,"theo":1022.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1134.8,"last_trade_time":"2026-01-16T15:23:41","percent_change":0.0,"prev_day_close":1040.90002441406},{"option":"SPX260515P05920000","bid":48.1,"bid_size":128.0,"ask":49.0,"ask_size":172.0,"iv":0.2707,"open_interest":29.0,"volume":0.0,"delta":-0.1081,"gamma":0.0002,"vega":6.2378,"theta":-0.954,"rho":-1.8383,"theo":48.3952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":50.1,"last_trade_time":"2026-02-04T15:59:01","percent_change":0.0,"prev_day_close":45.2999992370606},{"option":"SPX260515C05925000","bid":1014.5,"bid_size":3.0,"ask":1022.1,"ask_size":3.0,"iv":0.2703,"open_interest":995.0,"volume":0.0,"delta":0.8912,"gamma":0.0002,"vega":6.2699,"theta":-0.709,"rho":11.9822,"theo":1018.0254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1049.49,"last_trade_time":"2025-10-03T13:03:05","percent_change":0.0,"prev_day_close":1036.29998779297},{"option":"SPX260515P05925000","bid":48.4,"bid_size":145.0,"ask":49.3,"ask_size":190.0,"iv":0.2702,"open_interest":1706.0,"volume":1.0,"delta":-0.1089,"gamma":0.0002,"vega":6.2699,"theta":-0.9571,"rho":-1.8516,"theo":48.7321,"change":-0.3,"open":47.7,"high":47.7,"low":47.7,"tick":"down","last_trade_price":47.7,"last_trade_time":"2026-02-18T15:21:31","percent_change":-0.625,"prev_day_close":45.5499992370606},{"option":"SPX260515C05930000","bid":1009.9,"bid_size":3.0,"ask":1016.8,"ask_size":3.0,"iv":0.2689,"open_interest":0.0,"volume":0.0,"delta":0.8904,"gamma":0.0002,"vega":6.3023,"theta":-0.7135,"rho":11.9804,"theo":1013.4141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1031.65002441406},{"option":"SPX260515P05930000","bid":48.8,"bid_size":83.0,"ask":49.6,"ask_size":96.0,"iv":0.2696,"open_interest":170.0,"volume":0.0,"delta":-0.1097,"gamma":0.0002,"vega":6.3023,"theta":-0.9603,"rho":-1.8651,"theo":49.0718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":38.1,"last_trade_time":"2026-02-09T15:10:29","percent_change":0.0,"prev_day_close":45.8499984741211},{"option":"SPX260515C05940000","bid":1000.7,"bid_size":3.0,"ask":1007.6,"ask_size":3.0,"iv":0.2682,"open_interest":0.0,"volume":0.0,"delta":0.8888,"gamma":0.0002,"vega":6.3675,"theta":-0.7224,"rho":11.9764,"theo":1004.1996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1022.34997558594},{"option":"SPX260515P05940000","bid":49.5,"bid_size":82.0,"ask":50.3,"ask_size":95.0,"iv":0.2685,"open_interest":533.0,"volume":13.0,"delta":-0.1113,"gamma":0.0002,"vega":6.3675,"theta":-0.9667,"rho":-1.8924,"theo":49.7594,"change":-3.5,"open":47.63,"high":47.63,"low":42.5,"tick":"no_change","last_trade_price":45.5,"last_trade_time":"2026-02-18T15:58:29","percent_change":-7.14286,"prev_day_close":46.5},{"option":"SPX260515C05950000","bid":992.2,"bid_size":23.0,"ask":998.2,"ask_size":23.0,"iv":0.2676,"open_interest":2374.0,"volume":0.0,"delta":0.8871,"gamma":0.0002,"vega":6.4336,"theta":-0.7313,"rho":11.9719,"theo":994.9963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":996.48,"last_trade_time":"2026-02-17T13:50:27","percent_change":0.0,"prev_day_close":1013.0},{"option":"SPX260515P05950000","bid":50.2,"bid_size":82.0,"ask":51.0,"ask_size":166.0,"iv":0.2675,"open_interest":1306.0,"volume":218.0,"delta":-0.113,"gamma":0.0002,"vega":6.4336,"theta":-0.9731,"rho":-1.9202,"theo":50.4579,"change":-6.81,"open":48.02,"high":48.02,"low":42.94,"tick":"down","last_trade_price":42.94,"last_trade_time":"2026-02-18T11:18:42","percent_change":-13.6884,"prev_day_close":47.2000007629394},{"option":"SPX260515C05960000","bid":982.3,"bid_size":3.0,"ask":989.7,"ask_size":3.0,"iv":0.2665,"open_interest":0.0,"volume":0.0,"delta":0.8854,"gamma":0.0002,"vega":6.5004,"theta":-0.7403,"rho":11.9669,"theo":985.8041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1003.85000610352},{"option":"SPX260515P05960000","bid":50.8,"bid_size":146.0,"ask":51.7,"ask_size":92.0,"iv":0.2664,"open_interest":214.0,"volume":7.0,"delta":-0.1147,"gamma":0.0002,"vega":6.5004,"theta":-0.9796,"rho":-1.9486,"theo":51.1678,"change":-6.22,"open":44.23,"high":44.23,"low":44.23,"tick":"down","last_trade_price":44.23,"last_trade_time":"2026-02-18T10:27:10","percent_change":-12.329,"prev_day_close":47.8499984741211},{"option":"SPX260515C05970000","bid":973.5,"bid_size":3.0,"ask":980.0,"ask_size":3.0,"iv":0.265,"open_interest":0.0,"volume":0.0,"delta":0.8838,"gamma":0.0002,"vega":6.568,"theta":-0.7492,"rho":11.9613,"theo":976.6234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1057.62,"last_trade_time":"2025-12-03T15:46:07","percent_change":0.0,"prev_day_close":994.649993896484},{"option":"SPX260515P05970000","bid":51.6,"bid_size":117.0,"ask":52.4,"ask_size":89.0,"iv":0.2653,"open_interest":418.0,"volume":0.0,"delta":-0.1164,"gamma":0.0002,"vega":6.568,"theta":-0.986,"rho":-1.9774,"theo":51.8891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.22,"last_trade_time":"2026-02-11T11:01:21","percent_change":0.0,"prev_day_close":48.5},{"option":"SPX260515C05975000","bid":968.6,"bid_size":3.0,"ask":975.4,"ask_size":3.0,"iv":0.2642,"open_interest":219.0,"volume":0.0,"delta":0.8829,"gamma":0.0002,"vega":6.6022,"theta":-0.7537,"rho":11.9583,"theo":972.0375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":782.01,"last_trade_time":"2025-08-26T12:43:19","percent_change":0.0,"prev_day_close":990.050018310547},{"option":"SPX260515P05975000","bid":51.9,"bid_size":137.0,"ask":52.8,"ask_size":144.0,"iv":0.2648,"open_interest":1525.0,"volume":601.0,"delta":-0.1172,"gamma":0.0002,"vega":6.6022,"theta":-0.9892,"rho":-1.9921,"theo":52.2541,"change":-4.1,"open":45.86,"high":47.4,"low":44.59,"tick":"no_change","last_trade_price":47.4,"last_trade_time":"2026-02-18T14:10:58","percent_change":-7.96116,"prev_day_close":48.8999996185303},{"option":"SPX260515C05980000","bid":964.2,"bid_size":3.0,"ask":970.5,"ask_size":3.0,"iv":0.2639,"open_interest":0.0,"volume":0.0,"delta":0.882,"gamma":0.0002,"vega":6.6365,"theta":-0.7582,"rho":11.9552,"theo":967.4544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":985.449981689453},{"option":"SPX260515P05980000","bid":52.3,"bid_size":119.0,"ask":53.2,"ask_size":158.0,"iv":0.2642,"open_interest":195.0,"volume":6.0,"delta":-0.1181,"gamma":0.0002,"vega":6.6365,"theta":-0.9924,"rho":-2.0069,"theo":52.6221,"change":-0.9,"open":51.0,"high":51.1,"low":50.9,"tick":"down","last_trade_price":51.0,"last_trade_time":"2026-02-18T15:10:13","percent_change":-1.7341,"prev_day_close":49.2000007629394},{"option":"SPX260515C05990000","bid":954.9,"bid_size":3.0,"ask":961.6,"ask_size":3.0,"iv":0.2626,"open_interest":0.0,"volume":0.0,"delta":0.8803,"gamma":0.0002,"vega":6.7057,"theta":-0.7672,"rho":11.9485,"theo":958.2974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1047.87,"last_trade_time":"2025-12-05T09:43:00","percent_change":0.0,"prev_day_close":976.200012207031},{"option":"SPX260515P05990000","bid":53.0,"bid_size":141.0,"ask":53.9,"ask_size":87.0,"iv":0.2632,"open_interest":265.0,"volume":0.0,"delta":-0.1198,"gamma":0.0002,"vega":6.7057,"theta":-0.9989,"rho":-2.0369,"theo":53.367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.6,"last_trade_time":"2026-02-17T15:31:56","percent_change":0.0,"prev_day_close":49.8499984741211},{"option":"SPX260515C06000000","bid":946.4,"bid_size":23.0,"ask":952.1,"ask_size":23.0,"iv":0.2621,"open_interest":43705.0,"volume":3018.0,"delta":0.8785,"gamma":0.0002,"vega":6.7756,"theta":-0.7762,"rho":11.9411,"theo":949.1525,"change":45.95,"open":987.63,"high":989.15,"low":981.76,"tick":"up","last_trade_price":989.15,"last_trade_time":"2026-02-18T12:13:45","percent_change":4.87171,"prev_day_close":967.0},{"option":"SPX260515P06000000","bid":53.8,"bid_size":129.0,"ask":54.7,"ask_size":178.0,"iv":0.2621,"open_interest":45744.0,"volume":3053.0,"delta":-0.1216,"gamma":0.0002,"vega":6.7756,"theta":-1.0053,"rho":-2.0676,"theo":54.124,"change":-2.7,"open":51.52,"high":52.66,"low":46.23,"tick":"down","last_trade_price":50.22,"last_trade_time":"2026-02-18T16:03:15","percent_change":-5.33597,"prev_day_close":50.6000003814697},{"option":"SPX260515C06010000","bid":936.6,"bid_size":3.0,"ask":943.7,"ask_size":5.0,"iv":0.2611,"open_interest":0.0,"volume":0.0,"delta":0.8767,"gamma":0.0002,"vega":6.8461,"theta":-0.7852,"rho":11.9332,"theo":940.0199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.899993896484},{"option":"SPX260515P06010000","bid":54.6,"bid_size":72.0,"ask":55.4,"ask_size":86.0,"iv":0.261,"open_interest":326.0,"volume":0.0,"delta":-0.1234,"gamma":0.0002,"vega":6.8461,"theta":-1.0118,"rho":-2.0988,"theo":54.8935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.13,"last_trade_time":"2026-02-12T15:51:58","percent_change":0.0,"prev_day_close":51.2999992370606},{"option":"SPX260515C06020000","bid":927.5,"bid_size":3.0,"ask":934.8,"ask_size":3.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8748,"gamma":0.0002,"vega":6.9172,"theta":-0.7942,"rho":11.9246,"theo":930.9,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":948.649993896484},{"option":"SPX260515P06020000","bid":55.4,"bid_size":76.0,"ask":56.4,"ask_size":135.0,"iv":0.2602,"open_interest":45.0,"volume":1.0,"delta":-0.1253,"gamma":0.0002,"vega":6.9172,"theta":-1.0182,"rho":-2.1307,"theo":55.6755,"change":1.1,"open":55.0,"high":55.0,"low":55.0,"tick":"up","last_trade_price":55.0,"last_trade_time":"2026-02-18T14:57:48","percent_change":2.11132,"prev_day_close":52.1000003814697},{"option":"SPX260515C06025000","bid":923.0,"bid_size":3.0,"ask":929.6,"ask_size":3.0,"iv":0.2589,"open_interest":107.0,"volume":1.0,"delta":0.8739,"gamma":0.0002,"vega":6.9529,"theta":-0.7986,"rho":11.9202,"theo":926.3449,"change":38.2,"open":958.7,"high":958.7,"low":958.7,"tick":"down","last_trade_price":958.7,"last_trade_time":"2026-02-18T12:01:06","percent_change":4.14992,"prev_day_close":944.0},{"option":"SPX260515P06025000","bid":55.7,"bid_size":156.0,"ask":56.6,"ask_size":101.0,"iv":0.2595,"open_interest":2192.0,"volume":20.0,"delta":-0.1262,"gamma":0.0002,"vega":6.9529,"theta":-1.0214,"rho":-2.1468,"theo":56.0714,"change":-4.5,"open":50.8,"high":50.8,"low":50.8,"tick":"no_change","last_trade_price":50.8,"last_trade_time":"2026-02-18T14:10:58","percent_change":-8.13743,"prev_day_close":52.3999996185303},{"option":"SPX260515C06030000","bid":918.4,"bid_size":3.0,"ask":925.7,"ask_size":3.0,"iv":0.2591,"open_interest":0.0,"volume":0.0,"delta":0.873,"gamma":0.0002,"vega":6.9887,"theta":-0.8031,"rho":11.9155,"theo":921.793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":939.5},{"option":"SPX260515P06030000","bid":56.2,"bid_size":74.0,"ask":57.2,"ask_size":133.0,"iv":0.2592,"open_interest":112.0,"volume":0.0,"delta":-0.1272,"gamma":0.0002,"vega":6.9887,"theta":-1.0247,"rho":-2.1631,"theo":56.4705,"change":-3.5,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.0,"last_trade_time":"2026-02-17T11:42:37","percent_change":-6.28366,"prev_day_close":52.7999992370606},{"option":"SPX260515C06040000","bid":909.3,"bid_size":3.0,"ask":916.0,"ask_size":3.0,"iv":0.2576,"open_interest":0.0,"volume":0.0,"delta":0.871,"gamma":0.0002,"vega":7.0606,"theta":-0.8121,"rho":11.9058,"theo":912.699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":930.399993896484},{"option":"SPX260515P06040000","bid":56.9,"bid_size":124.0,"ask":57.8,"ask_size":78.0,"iv":0.2579,"open_interest":221.0,"volume":0.0,"delta":-0.1291,"gamma":0.0002,"vega":7.0606,"theta":-1.0311,"rho":-2.1961,"theo":57.2785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.6,"last_trade_time":"2026-02-17T15:31:56","percent_change":0.0,"prev_day_close":53.5499992370606},{"option":"SPX260515C06050000","bid":900.9,"bid_size":21.0,"ask":906.6,"ask_size":21.0,"iv":0.2568,"open_interest":1392.0,"volume":0.0,"delta":0.8691,"gamma":0.0002,"vega":7.1329,"theta":-0.8211,"rho":11.8957,"theo":903.6183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":873.57,"last_trade_time":"2025-11-24T11:24:40","percent_change":0.0,"prev_day_close":921.050018310547},{"option":"SPX260515P06050000","bid":57.8,"bid_size":103.0,"ask":58.8,"ask_size":135.0,"iv":0.257,"open_interest":3762.0,"volume":491.0,"delta":-0.131,"gamma":0.0002,"vega":7.1329,"theta":-1.0376,"rho":-2.2295,"theo":58.0997,"change":-1.05,"open":55.35,"high":56.65,"low":50.25,"tick":"up","last_trade_price":56.3,"last_trade_time":"2026-02-18T15:10:00","percent_change":-1.83086,"prev_day_close":54.2999992370606},{"option":"SPX260515C06060000","bid":891.2,"bid_size":3.0,"ask":897.8,"ask_size":3.0,"iv":0.2555,"open_interest":0.0,"volume":0.0,"delta":0.8671,"gamma":0.0002,"vega":7.2054,"theta":-0.8301,"rho":11.8851,"theo":894.551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":912.100006103516},{"option":"SPX260515P06060000","bid":58.6,"bid_size":105.0,"ask":59.5,"ask_size":78.0,"iv":0.2558,"open_interest":36.0,"volume":0.0,"delta":-0.133,"gamma":0.0002,"vega":7.2054,"theta":-1.044,"rho":-2.2635,"theo":58.9344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":57.7,"last_trade_time":"2026-02-13T13:05:18","percent_change":0.0,"prev_day_close":55.1000003814697},{"option":"SPX260515C06070000","bid":882.1,"bid_size":3.0,"ask":888.8,"ask_size":3.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.8652,"gamma":0.0003,"vega":7.2781,"theta":-0.839,"rho":11.874,"theo":885.4973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.0},{"option":"SPX260515P06070000","bid":59.4,"bid_size":136.0,"ask":60.3,"ask_size":74.0,"iv":0.2546,"open_interest":27.0,"volume":3.0,"delta":-0.135,"gamma":0.0003,"vega":7.2781,"theta":-1.0504,"rho":-2.2978,"theo":59.7827,"change":-1.1,"open":57.9,"high":57.9,"low":57.9,"tick":"no_change","last_trade_price":57.9,"last_trade_time":"2026-02-18T15:10:04","percent_change":-1.86441,"prev_day_close":55.8999996185303},{"option":"SPX260515C06075000","bid":877.8,"bid_size":3.0,"ask":884.0,"ask_size":3.0,"iv":0.2539,"open_interest":37.0,"volume":0.0,"delta":0.8641,"gamma":0.0003,"vega":7.3146,"theta":-0.8435,"rho":11.8684,"theo":880.9756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":901.55,"last_trade_time":"2025-11-14T15:38:36","percent_change":0.0,"prev_day_close":898.450012207031},{"option":"SPX260515P06075000","bid":59.9,"bid_size":94.0,"ask":60.8,"ask_size":152.0,"iv":0.2542,"open_interest":1254.0,"volume":1.0,"delta":-0.136,"gamma":0.0003,"vega":7.3146,"theta":-1.0536,"rho":-2.3152,"theo":60.212,"change":-4.55,"open":54.9,"high":54.9,"low":54.9,"tick":"down","last_trade_price":54.9,"last_trade_time":"2026-02-18T15:55:35","percent_change":-7.65349,"prev_day_close":56.2999992370606},{"option":"SPX260515C06080000","bid":873.1,"bid_size":3.0,"ask":880.3,"ask_size":3.0,"iv":0.2538,"open_interest":0.0,"volume":0.0,"delta":0.8631,"gamma":0.0003,"vega":7.3511,"theta":-0.848,"rho":11.8626,"theo":876.4574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":893.849975585938},{"option":"SPX260515P06080000","bid":60.3,"bid_size":97.0,"ask":61.2,"ask_size":74.0,"iv":0.2536,"open_interest":59.0,"volume":0.0,"delta":-0.137,"gamma":0.0003,"vega":7.3511,"theta":-1.0568,"rho":-2.3326,"theo":60.6448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.8,"last_trade_time":"2026-02-17T11:14:17","percent_change":0.0,"prev_day_close":56.7000007629394},{"option":"SPX260515C06090000","bid":864.1,"bid_size":3.0,"ask":870.7,"ask_size":3.0,"iv":0.2524,"open_interest":1.0,"volume":0.0,"delta":0.861,"gamma":0.0003,"vega":7.4244,"theta":-0.8569,"rho":11.8507,"theo":867.4314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":972.64,"last_trade_time":"2026-01-26T11:52:06","percent_change":0.0,"prev_day_close":884.850006103516},{"option":"SPX260515P06090000","bid":61.1,"bid_size":134.0,"ask":62.1,"ask_size":100.0,"iv":0.2526,"open_interest":72.0,"volume":0.0,"delta":-0.1391,"gamma":0.0003,"vega":7.4244,"theta":-1.0632,"rho":-2.3678,"theo":61.5208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":61.6,"last_trade_time":"2026-02-17T15:31:42","percent_change":0.0,"prev_day_close":57.5},{"option":"SPX260515C06100000","bid":855.8,"bid_size":3.0,"ask":861.5,"ask_size":3.0,"iv":0.2517,"open_interest":974.0,"volume":0.0,"delta":0.859,"gamma":0.0003,"vega":7.498,"theta":-0.8659,"rho":11.8384,"theo":858.4195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":850.21,"last_trade_time":"2026-02-17T15:49:44","percent_change":0.0,"prev_day_close":875.649993896484},{"option":"SPX260515P06100000","bid":62.1,"bid_size":66.0,"ask":63.0,"ask_size":145.0,"iv":0.2516,"open_interest":4495.0,"volume":17.0,"delta":-0.1412,"gamma":0.0003,"vega":7.498,"theta":-1.0696,"rho":-2.4034,"theo":62.4108,"change":-6.86,"open":59.48,"high":59.48,"low":53.01,"tick":"up","last_trade_price":54.79,"last_trade_time":"2026-02-18T13:37:10","percent_change":-11.1273,"prev_day_close":58.3999996185303},{"option":"SPX260515C06110000","bid":846.1,"bid_size":3.0,"ask":852.9,"ask_size":3.0,"iv":0.2504,"open_interest":0.0,"volume":0.0,"delta":0.8568,"gamma":0.0003,"vega":7.572,"theta":-0.8748,"rho":11.8257,"theo":849.4218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":866.650024414062},{"option":"SPX260515P06110000","bid":62.9,"bid_size":125.0,"ask":63.9,"ask_size":77.0,"iv":0.2505,"open_interest":587.0,"volume":0.0,"delta":-0.1433,"gamma":0.0003,"vega":7.572,"theta":-1.076,"rho":-2.4395,"theo":63.3151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":61.0,"last_trade_time":"2026-02-13T13:01:24","percent_change":0.0,"prev_day_close":59.2000007629394},{"option":"SPX260515C06120000","bid":837.1,"bid_size":3.0,"ask":843.6,"ask_size":3.0,"iv":0.2491,"open_interest":0.0,"volume":0.0,"delta":0.8547,"gamma":0.0003,"vega":7.6465,"theta":-0.8837,"rho":11.8124,"theo":840.4385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.800018310547},{"option":"SPX260515P06120000","bid":63.9,"bid_size":95.0,"ask":64.8,"ask_size":69.0,"iv":0.2494,"open_interest":192.0,"volume":1.0,"delta":-0.1454,"gamma":0.0003,"vega":7.6465,"theta":-1.0824,"rho":-2.476,"theo":64.2337,"change":-4.97,"open":58.48,"high":58.48,"low":58.48,"tick":"down","last_trade_price":58.48,"last_trade_time":"2026-02-18T15:58:00","percent_change":-7.83294,"prev_day_close":60.1000003814697},{"option":"SPX260515C06125000","bid":832.6,"bid_size":3.0,"ask":839.2,"ask_size":3.0,"iv":0.2486,"open_interest":44.0,"volume":0.0,"delta":0.8536,"gamma":0.0003,"vega":7.684,"theta":-0.8881,"rho":11.8056,"theo":835.9523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":824.13,"last_trade_time":"2025-10-22T13:18:02","percent_change":0.0,"prev_day_close":853.300018310547},{"option":"SPX260515P06125000","bid":64.3,"bid_size":141.0,"ask":65.3,"ask_size":109.0,"iv":0.2489,"open_interest":1639.0,"volume":3.0,"delta":-0.1465,"gamma":0.0003,"vega":7.684,"theta":-1.0856,"rho":-2.4945,"theo":64.6985,"change":-1.3,"open":54.19,"high":62.6,"low":54.19,"tick":"up","last_trade_price":62.6,"last_trade_time":"2026-02-18T15:10:04","percent_change":-2.03443,"prev_day_close":60.5},{"option":"SPX260515C06130000","bid":828.5,"bid_size":3.0,"ask":835.1,"ask_size":3.0,"iv":0.2486,"open_interest":0.0,"volume":0.0,"delta":0.8525,"gamma":0.0003,"vega":7.7216,"theta":-0.8925,"rho":11.7987,"theo":831.4697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.600006103516},{"option":"SPX260515P06130000","bid":64.8,"bid_size":122.0,"ask":65.9,"ask_size":116.0,"iv":0.2485,"open_interest":146.0,"volume":0.0,"delta":-0.1476,"gamma":0.0003,"vega":7.7216,"theta":-1.0887,"rho":-2.5131,"theo":65.167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.2,"last_trade_time":"2026-02-13T12:55:27","percent_change":0.0,"prev_day_close":60.8999996185303},{"option":"SPX260515C06140000","bid":819.2,"bid_size":3.0,"ask":825.7,"ask_size":3.0,"iv":0.247,"open_interest":0.0,"volume":0.0,"delta":0.8502,"gamma":0.0003,"vega":7.7974,"theta":-0.9014,"rho":11.7844,"theo":822.5158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":839.5},{"option":"SPX260515P06140000","bid":65.8,"bid_size":88.0,"ask":66.7,"ask_size":66.0,"iv":0.2473,"open_interest":182.0,"volume":0.0,"delta":-0.1499,"gamma":0.0003,"vega":7.7974,"theta":-1.095,"rho":-2.5507,"theo":66.1151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.6,"last_trade_time":"2026-02-17T15:31:46","percent_change":0.0,"prev_day_close":61.7999992370606},{"option":"SPX260515C06150000","bid":811.0,"bid_size":3.0,"ask":816.4,"ask_size":3.0,"iv":0.2462,"open_interest":777.0,"volume":0.0,"delta":0.848,"gamma":0.0003,"vega":7.8739,"theta":-0.9102,"rho":11.7694,"theo":813.577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":919.27,"last_trade_time":"2026-01-09T10:45:32","percent_change":0.0,"prev_day_close":830.600006103516},{"option":"SPX260515P06150000","bid":66.8,"bid_size":49.0,"ask":67.8,"ask_size":109.0,"iv":0.2464,"open_interest":2579.0,"volume":222.0,"delta":-0.1521,"gamma":0.0003,"vega":7.8739,"theta":-1.1013,"rho":-2.589,"theo":67.0782,"change":-3.89,"open":63.97,"high":66.16,"low":56.63,"tick":"down","last_trade_price":62.46,"last_trade_time":"2026-02-18T16:00:41","percent_change":-5.86285,"prev_day_close":62.7000007629394},{"option":"SPX260515C06160000","bid":801.4,"bid_size":3.0,"ask":808.1,"ask_size":5.0,"iv":0.2451,"open_interest":0.0,"volume":0.0,"delta":0.8457,"gamma":0.0003,"vega":7.9511,"theta":-0.919,"rho":11.7537,"theo":804.6535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":821.600006103516},{"option":"SPX260515P06160000","bid":67.7,"bid_size":115.0,"ask":68.8,"ask_size":109.0,"iv":0.2453,"open_interest":496.0,"volume":3.0,"delta":-0.1544,"gamma":0.0003,"vega":7.9511,"theta":-1.1076,"rho":-2.628,"theo":68.0567,"change":-5.51,"open":61.79,"high":61.79,"low":61.79,"tick":"down","last_trade_price":61.79,"last_trade_time":"2026-02-18T15:53:30","percent_change":-8.18722,"prev_day_close":63.7000007629394},{"option":"SPX260515C06170000","bid":792.5,"bid_size":3.0,"ask":799.2,"ask_size":3.0,"iv":0.2441,"open_interest":0.0,"volume":0.0,"delta":0.8433,"gamma":0.0003,"vega":8.0292,"theta":-0.9278,"rho":11.7372,"theo":795.7458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.700012207031},{"option":"SPX260515P06170000","bid":68.7,"bid_size":106.0,"ask":69.8,"ask_size":112.0,"iv":0.2443,"open_interest":394.0,"volume":0.0,"delta":-0.1568,"gamma":0.0003,"vega":8.0292,"theta":-1.1138,"rho":-2.6678,"theo":69.0509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":72.78,"last_trade_time":"2026-02-03T13:44:17","percent_change":0.0,"prev_day_close":64.6500015258789},{"option":"SPX260515C06175000","bid":788.1,"bid_size":3.0,"ask":794.8,"ask_size":3.0,"iv":0.2436,"open_interest":718.0,"volume":0.0,"delta":0.8421,"gamma":0.0003,"vega":8.0685,"theta":-0.9322,"rho":11.7287,"theo":791.2979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":913.93,"last_trade_time":"2026-01-12T11:00:08","percent_change":0.0,"prev_day_close":808.200012207031},{"option":"SPX260515P06175000","bid":69.2,"bid_size":107.0,"ask":70.3,"ask_size":110.0,"iv":0.2437,"open_interest":1854.0,"volume":471.0,"delta":-0.158,"gamma":0.0003,"vega":8.0685,"theta":-1.1169,"rho":-2.688,"theo":69.554,"change":-4.15,"open":66.61,"high":66.83,"low":60.0,"tick":"up","last_trade_price":64.6,"last_trade_time":"2026-02-18T15:59:39","percent_change":-6.03636,"prev_day_close":65.0499992370606},{"option":"SPX260515C06180000","bid":783.6,"bid_size":3.0,"ask":790.0,"ask_size":3.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":0.841,"gamma":0.0003,"vega":8.108,"theta":-0.9365,"rho":11.7199,"theo":786.854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":803.700012207031},{"option":"SPX260515P06180000","bid":69.7,"bid_size":102.0,"ask":70.9,"ask_size":104.0,"iv":0.2432,"open_interest":152.0,"volume":0.0,"delta":-0.1592,"gamma":0.0003,"vega":8.108,"theta":-1.12,"rho":-2.7084,"theo":70.0612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":74.11,"last_trade_time":"2026-02-12T12:59:09","percent_change":0.0,"prev_day_close":65.5499992370606},{"option":"SPX260515C06190000","bid":775.1,"bid_size":3.0,"ask":781.5,"ask_size":3.0,"iv":0.2422,"open_interest":0.0,"volume":0.0,"delta":0.8385,"gamma":0.0003,"vega":8.1874,"theta":-0.9452,"rho":11.7018,"theo":777.9787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":794.849975585938},{"option":"SPX260515P06190000","bid":70.8,"bid_size":81.0,"ask":71.7,"ask_size":63.0,"iv":0.242,"open_interest":84.0,"volume":18.0,"delta":-0.1616,"gamma":0.0003,"vega":8.1874,"theta":-1.1262,"rho":-2.7498,"theo":71.0878,"change":-8.22,"open":62.03,"high":62.03,"low":62.03,"tick":"down","last_trade_price":62.03,"last_trade_time":"2026-02-18T10:04:59","percent_change":-11.7011,"prev_day_close":66.4500007629394},{"option":"SPX260515C06200000","bid":766.6,"bid_size":21.0,"ask":771.9,"ask_size":21.0,"iv":0.2409,"open_interest":1438.0,"volume":0.0,"delta":0.8361,"gamma":0.0003,"vega":8.2675,"theta":-0.9539,"rho":11.6828,"theo":769.1201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":758.63,"last_trade_time":"2026-02-17T15:35:38","percent_change":0.0,"prev_day_close":785.700012207031},{"option":"SPX260515P06200000","bid":71.8,"bid_size":113.0,"ask":73.0,"ask_size":147.0,"iv":0.2411,"open_interest":6722.0,"volume":46.0,"delta":-0.164,"gamma":0.0003,"vega":8.2675,"theta":-1.1323,"rho":-2.7921,"theo":72.1312,"change":-4.14,"open":68.2,"high":68.26,"low":61.53,"tick":"up","last_trade_price":67.26,"last_trade_time":"2026-02-18T16:00:41","percent_change":-5.79832,"prev_day_close":67.5},{"option":"SPX260515C06210000","bid":757.1,"bid_size":3.0,"ask":763.7,"ask_size":6.0,"iv":0.2399,"open_interest":0.0,"volume":0.0,"delta":0.8336,"gamma":0.0003,"vega":8.3481,"theta":-0.9625,"rho":11.663,"theo":760.2787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.949981689453},{"option":"SPX260515P06210000","bid":72.9,"bid_size":81.0,"ask":74.0,"ask_size":105.0,"iv":0.24,"open_interest":783.0,"volume":61.0,"delta":-0.1665,"gamma":0.0003,"vega":8.3481,"theta":-1.1384,"rho":-2.8353,"theo":73.1918,"change":-8.19,"open":64.21,"high":64.21,"low":64.21,"tick":"down","last_trade_price":64.21,"last_trade_time":"2026-02-18T10:33:57","percent_change":-11.3122,"prev_day_close":68.5},{"option":"SPX260515C06220000","bid":748.3,"bid_size":3.0,"ask":754.6,"ask_size":3.0,"iv":0.2387,"open_interest":1.0,"volume":0.0,"delta":0.831,"gamma":0.0003,"vega":8.429,"theta":-0.971,"rho":11.6424,"theo":751.4548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":880.52,"last_trade_time":"2026-02-02T12:57:06","percent_change":0.0,"prev_day_close":768.050018310547},{"option":"SPX260515P06220000","bid":74.0,"bid_size":82.0,"ask":75.1,"ask_size":105.0,"iv":0.239,"open_interest":111.0,"volume":6.0,"delta":-0.1691,"gamma":0.0003,"vega":8.429,"theta":-1.1444,"rho":-2.8792,"theo":74.2698,"change":-1.55,"open":64.23,"high":72.0,"low":64.23,"tick":"no_change","last_trade_price":72.0,"last_trade_time":"2026-02-18T15:09:54","percent_change":-2.10741,"prev_day_close":69.5},{"option":"SPX260515C06225000","bid":743.9,"bid_size":3.0,"ask":750.2,"ask_size":3.0,"iv":0.2381,"open_interest":247.0,"volume":0.0,"delta":0.8298,"gamma":0.0003,"vega":8.4696,"theta":-0.9753,"rho":11.6318,"theo":747.0495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":873.37,"last_trade_time":"2026-01-27T12:16:32","percent_change":0.0,"prev_day_close":763.799987792969},{"option":"SPX260515P06225000","bid":74.5,"bid_size":137.0,"ask":75.7,"ask_size":142.0,"iv":0.2385,"open_interest":1530.0,"volume":78.0,"delta":-0.1704,"gamma":0.0003,"vega":8.4696,"theta":-1.1474,"rho":-2.9015,"theo":74.8155,"change":-3.74,"open":65.71,"high":70.36,"low":62.89,"tick":"up","last_trade_price":70.36,"last_trade_time":"2026-02-18T14:31:53","percent_change":-5.04723,"prev_day_close":69.9499969482422},{"option":"SPX260515C06230000","bid":739.5,"bid_size":3.0,"ask":746.1,"ask_size":6.0,"iv":0.2378,"open_interest":0.0,"volume":0.0,"delta":0.8285,"gamma":0.0003,"vega":8.5102,"theta":-0.9796,"rho":11.621,"theo":742.6487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":759.25},{"option":"SPX260515P06230000","bid":75.1,"bid_size":78.0,"ask":76.2,"ask_size":99.0,"iv":0.2379,"open_interest":49.0,"volume":3.0,"delta":-0.1716,"gamma":0.0003,"vega":8.5102,"theta":-1.1504,"rho":-2.9239,"theo":75.3657,"change":-9.05,"open":65.53,"high":66.4,"low":65.53,"tick":"down","last_trade_price":65.6,"last_trade_time":"2026-02-18T10:37:58","percent_change":-12.1232,"prev_day_close":70.5999984741211},{"option":"SPX260515C06240000","bid":731.0,"bid_size":3.0,"ask":736.7,"ask_size":3.0,"iv":0.2365,"open_interest":0.0,"volume":0.0,"delta":0.8258,"gamma":0.0003,"vega":8.5915,"theta":-0.988,"rho":11.599,"theo":733.8608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":749.649993896484},{"option":"SPX260515P06240000","bid":76.2,"bid_size":89.0,"ask":77.3,"ask_size":99.0,"iv":0.2369,"open_interest":202.0,"volume":7.0,"delta":-0.1743,"gamma":0.0003,"vega":8.5915,"theta":-1.1563,"rho":-2.9692,"theo":76.4798,"change":-1.8,"open":74.1,"high":74.4,"low":74.0,"tick":"down","last_trade_price":74.0,"last_trade_time":"2026-02-18T15:11:04","percent_change":-2.37467,"prev_day_close":71.5},{"option":"SPX260515C06250000","bid":722.7,"bid_size":21.0,"ask":728.1,"ask_size":21.0,"iv":0.2358,"open_interest":1134.0,"volume":0.0,"delta":0.8232,"gamma":0.0003,"vega":8.6728,"theta":-0.9964,"rho":11.5763,"theo":725.0914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":809.03,"last_trade_time":"2026-01-30T14:48:53","percent_change":0.0,"prev_day_close":741.400024414062},{"option":"SPX260515P06250000","bid":77.3,"bid_size":122.0,"ask":78.5,"ask_size":98.0,"iv":0.2359,"open_interest":3652.0,"volume":50.0,"delta":-0.1769,"gamma":0.0003,"vega":8.6728,"theta":-1.1622,"rho":-3.0152,"theo":77.6123,"change":-6.25,"open":73.2,"high":73.56,"low":66.28,"tick":"up","last_trade_price":70.8,"last_trade_time":"2026-02-18T15:58:05","percent_change":-8.11162,"prev_day_close":72.75},{"option":"SPX260515C06260000","bid":713.6,"bid_size":3.0,"ask":719.9,"ask_size":3.0,"iv":0.2349,"open_interest":0.0,"volume":0.0,"delta":0.8205,"gamma":0.0003,"vega":8.7541,"theta":-1.0048,"rho":11.553,"theo":716.3407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":732.700012207031},{"option":"SPX260515P06260000","bid":78.5,"bid_size":77.0,"ask":79.6,"ask_size":97.0,"iv":0.2348,"open_interest":389.0,"volume":3.0,"delta":-0.1796,"gamma":0.0003,"vega":8.7541,"theta":-1.168,"rho":-3.0618,"theo":78.7636,"change":-1.0,"open":68.63,"high":77.1,"low":68.05,"tick":"up","last_trade_price":77.1,"last_trade_time":"2026-02-18T15:26:08","percent_change":-1.28041,"prev_day_close":73.7999992370606},{"option":"SPX260515C06270000","bid":704.6,"bid_size":3.0,"ask":711.1,"ask_size":3.0,"iv":0.2336,"open_interest":0.0,"volume":0.0,"delta":0.8178,"gamma":0.0003,"vega":8.8354,"theta":-1.0131,"rho":11.5292,"theo":707.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":723.25},{"option":"SPX260515P06270000","bid":79.6,"bid_size":94.0,"ask":80.8,"ask_size":95.0,"iv":0.2337,"open_interest":418.0,"volume":2.0,"delta":-0.1824,"gamma":0.0003,"vega":8.8354,"theta":-1.1738,"rho":-3.1089,"theo":79.9339,"change":-10.8,"open":68.5,"high":68.5,"low":68.5,"tick":"down","last_trade_price":68.5,"last_trade_time":"2026-02-18T11:10:50","percent_change":-13.6192,"prev_day_close":74.9000015258789},{"option":"SPX260515C06275000","bid":700.2,"bid_size":3.0,"ask":706.3,"ask_size":3.0,"iv":0.2326,"open_interest":279.0,"volume":0.0,"delta":0.8164,"gamma":0.0003,"vega":8.8761,"theta":-1.0173,"rho":11.5172,"theo":703.2503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":715.64,"last_trade_time":"2026-01-20T13:21:26","percent_change":0.0,"prev_day_close":718.850006103516},{"option":"SPX260515P06275000","bid":80.2,"bid_size":95.0,"ask":81.4,"ask_size":95.0,"iv":0.2332,"open_interest":479.0,"volume":1.0,"delta":-0.1838,"gamma":0.0003,"vega":8.8761,"theta":-1.1767,"rho":-3.1326,"theo":80.5262,"change":-9.72,"open":70.18,"high":70.18,"low":70.18,"tick":"down","last_trade_price":70.18,"last_trade_time":"2026-02-18T10:15:25","percent_change":-12.1652,"prev_day_close":75.5},{"option":"SPX260515C06280000","bid":696.1,"bid_size":3.0,"ask":701.8,"ask_size":3.0,"iv":0.2324,"open_interest":1.0,"volume":0.0,"delta":0.815,"gamma":0.0004,"vega":8.9168,"theta":-1.0214,"rho":11.5049,"theo":698.8964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":748.43,"last_trade_time":"2026-02-04T15:22:40","percent_change":0.0,"prev_day_close":714.449981689453},{"option":"SPX260515P06280000","bid":80.8,"bid_size":95.0,"ask":82.0,"ask_size":95.0,"iv":0.2327,"open_interest":425.0,"volume":14.0,"delta":-0.1852,"gamma":0.0004,"vega":8.9168,"theta":-1.1795,"rho":-3.1565,"theo":81.1233,"change":-5.8,"open":77.98,"high":79.8,"low":74.5,"tick":"up","last_trade_price":74.7,"last_trade_time":"2026-02-18T15:52:04","percent_change":-7.20497,"prev_day_close":76.0499992370606},{"option":"SPX260515C06290000","bid":687.3,"bid_size":3.0,"ask":693.3,"ask_size":3.0,"iv":0.2311,"open_interest":0.0,"volume":0.0,"delta":0.8121,"gamma":0.0004,"vega":8.9983,"theta":-1.0296,"rho":11.4801,"theo":690.2034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":706.399993896484},{"option":"SPX260515P06290000","bid":82.1,"bid_size":82.0,"ask":83.3,"ask_size":102.0,"iv":0.2316,"open_interest":209.0,"volume":1.0,"delta":-0.188,"gamma":0.0004,"vega":8.9983,"theta":-1.1852,"rho":-3.2047,"theo":82.3323,"change":-1.7,"open":80.0,"high":80.0,"low":80.0,"tick":"down","last_trade_price":80.0,"last_trade_time":"2026-02-18T15:09:54","percent_change":-2.08078,"prev_day_close":77.2000007629394},{"option":"SPX260515C06300000","bid":679.2,"bid_size":21.0,"ask":684.3,"ask_size":21.0,"iv":0.2304,"open_interest":2870.0,"volume":0.0,"delta":0.8092,"gamma":0.0004,"vega":9.08,"theta":-1.0377,"rho":11.4546,"theo":681.5301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":716.94,"last_trade_time":"2026-02-04T14:30:48","percent_change":0.0,"prev_day_close":697.549987792969},{"option":"SPX260515P06300000","bid":83.3,"bid_size":117.0,"ask":84.5,"ask_size":99.0,"iv":0.2306,"open_interest":5362.0,"volume":368.0,"delta":-0.1909,"gamma":0.0004,"vega":9.08,"theta":-1.1908,"rho":-3.2535,"theo":83.5609,"change":-5.08,"open":80.47,"high":80.6,"low":71.53,"tick":"up","last_trade_price":77.87,"last_trade_time":"2026-02-18T16:03:15","percent_change":-6.12417,"prev_day_close":78.3499984741211},{"option":"SPX260515C06310000","bid":670.0,"bid_size":3.0,"ask":676.4,"ask_size":3.0,"iv":0.2294,"open_interest":0.0,"volume":0.0,"delta":0.8063,"gamma":0.0004,"vega":9.162,"theta":-1.0457,"rho":11.4284,"theo":672.8769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.199981689453},{"option":"SPX260515P06310000","bid":84.5,"bid_size":99.0,"ask":85.7,"ask_size":91.0,"iv":0.2295,"open_interest":200.0,"volume":14.0,"delta":-0.1938,"gamma":0.0004,"vega":9.162,"theta":-1.1963,"rho":-3.3029,"theo":84.8097,"change":-1.33,"open":82.87,"high":82.87,"low":82.87,"tick":"down","last_trade_price":82.87,"last_trade_time":"2026-02-18T09:52:04","percent_change":-1.57957,"prev_day_close":79.5},{"option":"SPX260515C06320000","bid":661.4,"bid_size":3.0,"ask":667.3,"ask_size":3.0,"iv":0.2279,"open_interest":1.0,"volume":0.0,"delta":0.8033,"gamma":0.0004,"vega":9.2445,"theta":-1.0537,"rho":11.4015,"theo":664.244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":631.54,"last_trade_time":"2025-12-17T15:12:08","percent_change":0.0,"prev_day_close":679.449981689453},{"option":"SPX260515P06320000","bid":85.8,"bid_size":89.0,"ask":87.0,"ask_size":90.0,"iv":0.2284,"open_interest":187.0,"volume":3.0,"delta":-0.1968,"gamma":0.0004,"vega":9.2445,"theta":-1.2017,"rho":-3.3532,"theo":86.0788,"change":-5.95,"open":81.3,"high":81.4,"low":79.5,"tick":"down","last_trade_price":79.5,"last_trade_time":"2026-02-18T15:49:05","percent_change":-6.96314,"prev_day_close":80.6500015258789},{"option":"SPX260515C06325000","bid":657.1,"bid_size":3.0,"ask":663.3,"ask_size":3.0,"iv":0.2278,"open_interest":590.0,"volume":0.0,"delta":0.8018,"gamma":0.0004,"vega":9.2859,"theta":-1.0577,"rho":11.3877,"theo":659.9354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":673.3,"last_trade_time":"2026-02-12T15:10:41","percent_change":0.0,"prev_day_close":675.199981689453},{"option":"SPX260515P06325000","bid":86.5,"bid_size":93.0,"ask":87.7,"ask_size":88.0,"iv":0.2279,"open_interest":951.0,"volume":28.0,"delta":-0.1983,"gamma":0.0004,"vega":9.2859,"theta":-1.2044,"rho":-3.3786,"theo":86.7212,"change":-7.22,"open":74.33,"high":80.1,"low":74.33,"tick":"no_change","last_trade_price":78.98,"last_trade_time":"2026-02-18T15:54:26","percent_change":-8.37587,"prev_day_close":81.3499984741211},{"option":"SPX260515C06330000","bid":652.8,"bid_size":3.0,"ask":659.0,"ask_size":3.0,"iv":0.2272,"open_interest":0.0,"volume":0.0,"delta":0.8003,"gamma":0.0004,"vega":9.3275,"theta":-1.0616,"rho":11.3737,"theo":655.632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":671.549987792969},{"option":"SPX260515P06330000","bid":87.1,"bid_size":94.0,"ask":88.3,"ask_size":96.0,"iv":0.2274,"open_interest":405.0,"volume":8.0,"delta":-0.1998,"gamma":0.0004,"vega":9.3275,"theta":-1.2071,"rho":-3.4043,"theo":87.3688,"change":-5.25,"open":79.5,"high":85.4,"low":78.4,"tick":"down","last_trade_price":81.5,"last_trade_time":"2026-02-18T15:46:26","percent_change":-6.05187,"prev_day_close":82.0},{"option":"SPX260515C06340000","bid":644.2,"bid_size":3.0,"ask":650.4,"ask_size":6.0,"iv":0.2262,"open_interest":0.0,"volume":0.0,"delta":0.7972,"gamma":0.0004,"vega":9.4111,"theta":-1.0694,"rho":11.3449,"theo":647.0413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.199981689453},{"option":"SPX260515P06340000","bid":88.4,"bid_size":88.0,"ask":89.7,"ask_size":89.0,"iv":0.2263,"open_interest":345.0,"volume":26.0,"delta":-0.2029,"gamma":0.0004,"vega":9.4111,"theta":-1.2124,"rho":-3.4564,"theo":88.6801,"change":-5.05,"open":77.0,"high":86.8,"low":75.0,"tick":"down","last_trade_price":83.05,"last_trade_time":"2026-02-18T16:13:40","percent_change":-5.73212,"prev_day_close":83.25},{"option":"SPX260515C06350000","bid":636.3,"bid_size":19.0,"ask":641.0,"ask_size":19.0,"iv":0.225,"open_interest":1332.0,"volume":0.0,"delta":0.7941,"gamma":0.0004,"vega":9.4953,"theta":-1.0772,"rho":11.315,"theo":638.4725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":759.47,"last_trade_time":"2026-01-28T12:51:56","percent_change":0.0,"prev_day_close":654.25},{"option":"SPX260515P06350000","bid":89.8,"bid_size":113.0,"ask":91.0,"ask_size":131.0,"iv":0.2252,"open_interest":2771.0,"volume":107.0,"delta":-0.206,"gamma":0.0004,"vega":9.4953,"theta":-1.2176,"rho":-3.5096,"theo":90.0132,"change":-7.53,"open":84.6,"high":86.91,"low":77.4,"tick":"no_change","last_trade_price":82.02,"last_trade_time":"2026-02-18T15:54:26","percent_change":-8.40871,"prev_day_close":84.5},{"option":"SPX260515C06360000","bid":627.1,"bid_size":3.0,"ask":633.4,"ask_size":3.0,"iv":0.2241,"open_interest":2.0,"volume":0.0,"delta":0.791,"gamma":0.0004,"vega":9.58,"theta":-1.0848,"rho":11.284,"theo":629.926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":701.7,"last_trade_time":"2025-12-11T10:03:19","percent_change":0.0,"prev_day_close":644.950012207031},{"option":"SPX260515P06360000","bid":91.1,"bid_size":120.0,"ask":92.4,"ask_size":85.0,"iv":0.2242,"open_interest":1571.0,"volume":100.0,"delta":-0.2092,"gamma":0.0004,"vega":9.58,"theta":-1.2227,"rho":-3.5639,"theo":91.3687,"change":-1.85,"open":83.81,"high":89.1,"low":78.7,"tick":"up","last_trade_price":89.1,"last_trade_time":"2026-02-18T15:27:19","percent_change":-2.03409,"prev_day_close":85.7999992370606},{"option":"SPX260515C06370000","bid":618.6,"bid_size":3.0,"ask":624.8,"ask_size":6.0,"iv":0.223,"open_interest":1.0,"volume":0.0,"delta":0.7877,"gamma":0.0004,"vega":9.6652,"theta":-1.0924,"rho":11.2518,"theo":621.4025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":718.3,"last_trade_time":"2025-12-03T14:58:20","percent_change":0.0,"prev_day_close":636.350006103516},{"option":"SPX260515P06370000","bid":92.5,"bid_size":84.0,"ask":93.8,"ask_size":83.0,"iv":0.2231,"open_interest":131.0,"volume":0.0,"delta":-0.2124,"gamma":0.0004,"vega":9.6652,"theta":-1.2277,"rho":-3.6194,"theo":92.7472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":99.0,"last_trade_time":"2026-02-12T13:28:34","percent_change":0.0,"prev_day_close":87.0999984741211},{"option":"SPX260515C06375000","bid":614.6,"bid_size":3.0,"ask":620.0,"ask_size":3.0,"iv":0.2223,"open_interest":376.0,"volume":0.0,"delta":0.7861,"gamma":0.0004,"vega":9.708,"theta":-1.0961,"rho":11.2353,"theo":617.1495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":600.4,"last_trade_time":"2026-02-05T13:27:53","percent_change":0.0,"prev_day_close":632.100006103516},{"option":"SPX260515P06375000","bid":93.2,"bid_size":115.0,"ask":94.5,"ask_size":84.0,"iv":0.2226,"open_interest":2283.0,"volume":0.0,"delta":-0.214,"gamma":0.0004,"vega":9.708,"theta":-1.2302,"rho":-3.6476,"theo":93.4452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.54,"last_trade_time":"2026-02-17T11:48:57","percent_change":0.0,"prev_day_close":87.7999992370606},{"option":"SPX260515C06380000","bid":610.2,"bid_size":3.0,"ask":616.0,"ask_size":3.0,"iv":0.2218,"open_interest":7.0,"volume":0.0,"delta":0.7845,"gamma":0.0004,"vega":9.7507,"theta":-1.0998,"rho":11.2185,"theo":612.9025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":625.89,"last_trade_time":"2025-12-18T12:46:35","percent_change":0.0,"prev_day_close":627.699981689453},{"option":"SPX260515P06380000","bid":93.9,"bid_size":84.0,"ask":95.2,"ask_size":84.0,"iv":0.2221,"open_interest":354.0,"volume":0.0,"delta":-0.2156,"gamma":0.0004,"vega":9.7507,"theta":-1.2326,"rho":-3.676,"theo":94.1492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":95.27,"last_trade_time":"2026-02-17T15:41:04","percent_change":0.0,"prev_day_close":88.4500007629394},{"option":"SPX260515C06390000","bid":602.0,"bid_size":3.0,"ask":607.9,"ask_size":3.0,"iv":0.2211,"open_interest":0.0,"volume":0.0,"delta":0.7811,"gamma":0.0004,"vega":9.8363,"theta":-1.1072,"rho":11.1841,"theo":604.4267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.25},{"option":"SPX260515P06390000","bid":95.4,"bid_size":79.0,"ask":96.6,"ask_size":83.0,"iv":0.221,"open_interest":305.0,"volume":100.0,"delta":-0.219,"gamma":0.0004,"vega":9.8363,"theta":-1.2374,"rho":-3.7338,"theo":95.5754,"change":-6.75,"open":83.93,"high":93.5,"low":83.93,"tick":"down","last_trade_price":88.4,"last_trade_time":"2026-02-18T15:47:21","percent_change":-7.09406,"prev_day_close":89.9500007629394},{"option":"SPX260515C06400000","bid":593.9,"bid_size":19.0,"ask":598.8,"ask_size":19.0,"iv":0.2198,"open_interest":2954.0,"volume":4.0,"delta":0.7778,"gamma":0.0004,"vega":9.9218,"theta":-1.1144,"rho":11.1486,"theo":595.9757,"change":11.67,"open":610.14,"high":610.14,"low":602.12,"tick":"down","last_trade_price":602.12,"last_trade_time":"2026-02-18T15:19:12","percent_change":1.97646,"prev_day_close":611.299987792969},{"option":"SPX260515P06400000","bid":96.8,"bid_size":112.0,"ask":98.1,"ask_size":82.0,"iv":0.2199,"open_interest":9384.0,"volume":133.0,"delta":-0.2224,"gamma":0.0004,"vega":9.9218,"theta":-1.2422,"rho":-3.7926,"theo":97.0263,"change":-2.39,"open":92.46,"high":94.36,"low":83.21,"tick":"up","last_trade_price":94.36,"last_trade_time":"2026-02-18T15:19:12","percent_change":-2.47028,"prev_day_close":91.1000022888184},{"option":"SPX260515C06410000","bid":584.9,"bid_size":3.0,"ask":590.7,"ask_size":3.0,"iv":0.2186,"open_interest":1.0,"volume":0.0,"delta":0.7743,"gamma":0.0004,"vega":10.0072,"theta":-1.1216,"rho":11.1123,"theo":587.5498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":614.27,"last_trade_time":"2025-12-16T15:24:17","percent_change":0.0,"prev_day_close":602.25},{"option":"SPX260515P06410000","bid":98.3,"bid_size":83.0,"ask":99.6,"ask_size":82.0,"iv":0.2189,"open_interest":135.0,"volume":11.0,"delta":-0.2258,"gamma":0.0004,"vega":10.0072,"theta":-1.2468,"rho":-3.8522,"theo":98.5023,"change":-7.4,"open":86.25,"high":91.0,"low":86.25,"tick":"up","last_trade_price":90.8,"last_trade_time":"2026-02-18T15:59:03","percent_change":-7.53564,"prev_day_close":92.6499977111816},{"option":"SPX260515C06420000","bid":576.5,"bid_size":3.0,"ask":582.3,"ask_size":3.0,"iv":0.2176,"open_interest":37.0,"volume":0.0,"delta":0.7708,"gamma":0.0004,"vega":10.0921,"theta":-1.1286,"rho":11.0751,"theo":579.1495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":660.7,"last_trade_time":"2025-12-09T15:24:13","percent_change":0.0,"prev_day_close":593.75},{"option":"SPX260515P06420000","bid":99.8,"bid_size":80.0,"ask":101.1,"ask_size":80.0,"iv":0.2178,"open_interest":252.0,"volume":1.0,"delta":-0.2293,"gamma":0.0004,"vega":10.0921,"theta":-1.2513,"rho":-3.9127,"theo":100.0041,"change":-9.22,"open":90.48,"high":90.48,"low":90.48,"tick":"down","last_trade_price":90.48,"last_trade_time":"2026-02-18T13:44:51","percent_change":-9.24774,"prev_day_close":94.0499992370606},{"option":"SPX260515C06425000","bid":572.3,"bid_size":3.0,"ask":578.3,"ask_size":6.0,"iv":0.2171,"open_interest":200.0,"volume":0.0,"delta":0.7691,"gamma":0.0004,"vega":10.1344,"theta":-1.1321,"rho":11.0562,"theo":574.9592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":614.76,"last_trade_time":"2025-12-19T12:33:24","percent_change":0.0,"prev_day_close":589.549987792969},{"option":"SPX260515P06425000","bid":100.6,"bid_size":108.0,"ask":101.9,"ask_size":114.0,"iv":0.2172,"open_interest":1860.0,"volume":4.0,"delta":-0.231,"gamma":0.0004,"vega":10.1344,"theta":-1.2535,"rho":-3.9432,"theo":100.7647,"change":-1.9,"open":87.6,"high":98.6,"low":87.6,"tick":"up","last_trade_price":98.6,"last_trade_time":"2026-02-18T15:25:20","percent_change":-1.89055,"prev_day_close":94.75},{"option":"SPX260515C06430000","bid":568.3,"bid_size":3.0,"ask":573.6,"ask_size":3.0,"iv":0.2164,"open_interest":0.0,"volume":0.0,"delta":0.7673,"gamma":0.0004,"vega":10.1766,"theta":-1.1355,"rho":11.0372,"theo":570.7754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":585.899993896484},{"option":"SPX260515P06430000","bid":101.4,"bid_size":75.0,"ask":102.6,"ask_size":56.0,"iv":0.2167,"open_interest":452.0,"volume":307.0,"delta":-0.2328,"gamma":0.0004,"vega":10.1766,"theta":-1.2556,"rho":-3.9739,"theo":101.5319,"change":-1.2,"open":88.54,"high":100.0,"low":87.65,"tick":"up","last_trade_price":100.0,"last_trade_time":"2026-02-18T15:22:28","percent_change":-1.18577,"prev_day_close":95.5},{"option":"SPX260515C06440000","bid":559.8,"bid_size":3.0,"ask":565.8,"ask_size":3.0,"iv":0.2155,"open_interest":1.0,"volume":0.0,"delta":0.7637,"gamma":0.0004,"vega":10.2607,"theta":-1.1423,"rho":10.9987,"theo":562.4277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.8,"last_trade_time":"2025-12-19T09:41:36","percent_change":0.0,"prev_day_close":577.5},{"option":"SPX260515P06440000","bid":102.9,"bid_size":76.0,"ask":104.2,"ask_size":58.0,"iv":0.2156,"open_interest":317.0,"volume":0.0,"delta":-0.2364,"gamma":0.0004,"vega":10.2607,"theta":-1.2599,"rho":-4.0358,"theo":103.0862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.9,"last_trade_time":"2026-02-17T15:31:38","percent_change":0.0,"prev_day_close":97.0499992370606},{"option":"SPX260515C06450000","bid":552.1,"bid_size":19.0,"ask":556.9,"ask_size":19.0,"iv":0.2144,"open_interest":2798.0,"volume":0.0,"delta":0.76,"gamma":0.0004,"vega":10.3444,"theta":-1.149,"rho":10.9594,"theo":554.1068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":678.0,"last_trade_time":"2026-01-15T13:13:45","percent_change":0.0,"prev_day_close":569.0},{"option":"SPX260515P06450000","bid":104.5,"bid_size":106.0,"ask":105.8,"ask_size":112.0,"iv":0.2145,"open_interest":4944.0,"volume":27.0,"delta":-0.2401,"gamma":0.0004,"vega":10.3444,"theta":-1.264,"rho":-4.0983,"theo":104.6673,"change":-8.8,"open":101.0,"high":101.9,"low":91.12,"tick":"down","last_trade_price":95.6,"last_trade_time":"2026-02-18T15:57:19","percent_change":-8.42912,"prev_day_close":98.5499992370606},{"option":"SPX260515C06460000","bid":543.2,"bid_size":3.0,"ask":549.2,"ask_size":3.0,"iv":0.2134,"open_interest":1.0,"volume":0.0,"delta":0.7563,"gamma":0.0004,"vega":10.4278,"theta":-1.1555,"rho":10.9195,"theo":545.8131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":592.44,"last_trade_time":"2025-12-15T15:23:47","percent_change":0.0,"prev_day_close":560.099975585938},{"option":"SPX260515P06460000","bid":106.1,"bid_size":73.0,"ask":107.4,"ask_size":58.0,"iv":0.2135,"open_interest":377.0,"volume":1.0,"delta":-0.2438,"gamma":0.0004,"vega":10.4278,"theta":-1.268,"rho":-4.1616,"theo":106.2756,"change":-14.0,"open":92.05,"high":92.05,"low":92.05,"tick":"down","last_trade_price":92.05,"last_trade_time":"2026-02-18T11:34:23","percent_change":-13.2013,"prev_day_close":100.049999237061},{"option":"SPX260515C06470000","bid":535.0,"bid_size":3.0,"ask":540.7,"ask_size":3.0,"iv":0.2122,"open_interest":3.0,"volume":0.0,"delta":0.7525,"gamma":0.0004,"vega":10.5111,"theta":-1.162,"rho":10.8787,"theo":537.5471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":650.08,"last_trade_time":"2025-12-05T11:04:21","percent_change":0.0,"prev_day_close":552.350006103516},{"option":"SPX260515P06470000","bid":107.8,"bid_size":60.0,"ask":109.1,"ask_size":75.0,"iv":0.2124,"open_interest":68.0,"volume":57.0,"delta":-0.2476,"gamma":0.0004,"vega":10.5111,"theta":-1.2719,"rho":-4.2257,"theo":107.9116,"change":-9.05,"open":94.16,"high":98.6,"low":94.16,"tick":"up","last_trade_price":98.6,"last_trade_time":"2026-02-18T15:54:24","percent_change":-8.40687,"prev_day_close":101.649997711182},{"option":"SPX260515C06475000","bid":530.9,"bid_size":3.0,"ask":536.8,"ask_size":6.0,"iv":0.2118,"open_interest":385.0,"volume":0.0,"delta":0.7506,"gamma":0.0004,"vega":10.5528,"theta":-1.1651,"rho":10.8579,"theo":533.4247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":539.2,"last_trade_time":"2026-02-12T13:15:38","percent_change":0.0,"prev_day_close":547.599975585938},{"option":"SPX260515P06475000","bid":108.6,"bid_size":102.0,"ask":109.9,"ask_size":75.0,"iv":0.2119,"open_interest":2293.0,"volume":315.0,"delta":-0.2495,"gamma":0.0004,"vega":10.5528,"theta":-1.2738,"rho":-4.2581,"theo":108.7401,"change":-6.65,"open":96.88,"high":104.85,"low":93.6,"tick":"no_change","last_trade_price":101.95,"last_trade_time":"2026-02-18T16:02:01","percent_change":-6.12339,"prev_day_close":102.350002288818},{"option":"SPX260515C06480000","bid":526.8,"bid_size":3.0,"ask":532.8,"ask_size":3.0,"iv":0.2113,"open_interest":0.0,"volume":0.0,"delta":0.7486,"gamma":0.0005,"vega":10.5944,"theta":-1.1682,"rho":10.8369,"theo":529.3094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.050018310547},{"option":"SPX260515P06480000","bid":109.4,"bid_size":82.0,"ask":110.7,"ask_size":39.0,"iv":0.2113,"open_interest":456.0,"volume":171.0,"delta":-0.2515,"gamma":0.0005,"vega":10.5944,"theta":-1.2757,"rho":-4.2908,"theo":109.5758,"change":-6.09,"open":94.8,"high":103.26,"low":94.8,"tick":"no_change","last_trade_price":103.26,"last_trade_time":"2026-02-18T15:40:43","percent_change":-5.56927,"prev_day_close":103.149997711182},{"option":"SPX260515C06490000","bid":518.6,"bid_size":3.0,"ask":523.9,"ask_size":3.0,"iv":0.2099,"open_interest":1.0,"volume":0.0,"delta":0.7447,"gamma":0.0005,"vega":10.6778,"theta":-1.1744,"rho":10.7939,"theo":521.1004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":603.77,"last_trade_time":"2025-12-12T10:42:24","percent_change":0.0,"prev_day_close":535.049987792969},{"option":"SPX260515P06490000","bid":111.1,"bid_size":67.0,"ask":112.4,"ask_size":38.0,"iv":0.2103,"open_interest":379.0,"volume":1.0,"delta":-0.2554,"gamma":0.0005,"vega":10.6778,"theta":-1.2793,"rho":-4.357,"theo":111.2688,"change":-2.8,"open":108.3,"high":108.3,"low":108.3,"tick":"down","last_trade_price":108.3,"last_trade_time":"2026-02-18T15:09:58","percent_change":-2.52025,"prev_day_close":104.850002288818},{"option":"SPX260515C06500000","bid":511.0,"bid_size":19.0,"ask":515.7,"ask_size":19.0,"iv":0.2091,"open_interest":4312.0,"volume":7.0,"delta":0.7408,"gamma":0.0005,"vega":10.7613,"theta":-1.1804,"rho":10.7497,"theo":512.9209,"change":9.78,"open":545.6,"high":545.9,"low":517.28,"tick":"down","last_trade_price":517.28,"last_trade_time":"2026-02-18T15:23:46","percent_change":1.92709,"prev_day_close":527.5},{"option":"SPX260515P06500000","bid":112.8,"bid_size":101.0,"ask":114.2,"ask_size":107.0,"iv":0.2091,"open_interest":5530.0,"volume":518.0,"delta":-0.2593,"gamma":0.0005,"vega":10.7613,"theta":-1.2827,"rho":-4.4246,"theo":112.9913,"change":-6.9,"open":112.6,"high":112.6,"low":97.49,"tick":"no_change","last_trade_price":105.95,"last_trade_time":"2026-02-18T16:02:01","percent_change":-6.11431,"prev_day_close":106.450000762939},{"option":"SPX260515C06510000","bid":502.8,"bid_size":7.0,"ask":507.9,"ask_size":7.0,"iv":0.2081,"open_interest":1.0,"volume":0.0,"delta":0.7367,"gamma":0.0005,"vega":10.8449,"theta":-1.1862,"rho":10.7039,"theo":504.7717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":569.99,"last_trade_time":"2025-12-22T11:44:14","percent_change":0.0,"prev_day_close":518.550018310547},{"option":"SPX260515P06510000","bid":114.6,"bid_size":71.0,"ask":115.9,"ask_size":56.0,"iv":0.2081,"open_interest":657.0,"volume":19.0,"delta":-0.2634,"gamma":0.0005,"vega":10.8449,"theta":-1.286,"rho":-4.4937,"theo":114.744,"change":-9.46,"open":101.53,"high":105.19,"low":101.53,"tick":"up","last_trade_price":105.19,"last_trade_time":"2026-02-18T15:58:00","percent_change":-8.2512,"prev_day_close":108.149997711182},{"option":"SPX260515C06520000","bid":494.7,"bid_size":7.0,"ask":499.8,"ask_size":7.0,"iv":0.207,"open_interest":7.0,"volume":0.0,"delta":0.7326,"gamma":0.0005,"vega":10.9286,"theta":-1.1919,"rho":10.6566,"theo":496.6536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":505.1,"last_trade_time":"2026-02-12T13:24:02","percent_change":0.0,"prev_day_close":510.350006103516},{"option":"SPX260515P06520000","bid":116.4,"bid_size":63.0,"ask":117.7,"ask_size":37.0,"iv":0.207,"open_interest":95.0,"volume":1.0,"delta":-0.2675,"gamma":0.0005,"vega":10.9286,"theta":-1.2892,"rho":-4.5643,"theo":116.5279,"change":-9.95,"open":106.6,"high":106.6,"low":106.6,"tick":"down","last_trade_price":106.6,"last_trade_time":"2026-02-18T15:54:24","percent_change":-8.53711,"prev_day_close":109.799999237061},{"option":"SPX260515C06525000","bid":490.7,"bid_size":7.0,"ask":495.8,"ask_size":10.0,"iv":0.2066,"open_interest":269.0,"volume":0.0,"delta":0.7306,"gamma":0.0005,"vega":10.9705,"theta":-1.1946,"rho":10.6324,"theo":492.6065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.0,"last_trade_time":"2026-02-17T10:28:54","percent_change":0.0,"prev_day_close":506.25},{"option":"SPX260515P06525000","bid":117.3,"bid_size":63.0,"ask":118.6,"ask_size":57.0,"iv":0.2065,"open_interest":926.0,"volume":58.0,"delta":-0.2696,"gamma":0.0005,"vega":10.9705,"theta":-1.2907,"rho":-4.6002,"theo":117.4318,"change":-3.1,"open":104.12,"high":114.3,"low":102.63,"tick":"up","last_trade_price":114.3,"last_trade_time":"2026-02-18T15:09:59","percent_change":-2.64055,"prev_day_close":110.649997711182},{"option":"SPX260515C06530000","bid":486.6,"bid_size":7.0,"ask":491.7,"ask_size":7.0,"iv":0.206,"open_interest":4.0,"volume":0.0,"delta":0.7285,"gamma":0.0005,"vega":11.0123,"theta":-1.1974,"rho":10.6078,"theo":488.5675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":514.11,"last_trade_time":"2025-12-16T15:00:40","percent_change":0.0,"prev_day_close":502.149993896484},{"option":"SPX260515P06530000","bid":118.2,"bid_size":63.0,"ask":119.5,"ask_size":55.0,"iv":0.206,"open_interest":112.0,"volume":64.0,"delta":-0.2716,"gamma":0.0005,"vega":11.0123,"theta":-1.2922,"rho":-4.6364,"theo":118.3438,"change":-10.19,"open":105.12,"high":108.21,"low":105.12,"tick":"up","last_trade_price":108.21,"last_trade_time":"2026-02-18T15:53:30","percent_change":-8.60642,"prev_day_close":111.549999237061},{"option":"SPX260515C06535000","bid":482.4,"bid_size":3.0,"ask":487.4,"ask_size":3.0,"iv":0.2052,"open_interest":0.0,"volume":0.0,"delta":0.7264,"gamma":0.0005,"vega":11.054,"theta":-1.2001,"rho":10.5829,"theo":484.5367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.099990844727},{"option":"SPX260515P06535000","bid":119.1,"bid_size":60.0,"ask":120.4,"ask_size":26.0,"iv":0.2053,"open_interest":45.0,"volume":0.0,"delta":-0.2738,"gamma":0.0005,"vega":11.054,"theta":-1.2936,"rho":-4.673,"theo":119.264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.45,"last_trade_time":"2026-02-17T15:48:30","percent_change":0.0,"prev_day_close":112.450000762939},{"option":"SPX260515C06540000","bid":478.6,"bid_size":7.0,"ask":483.2,"ask_size":7.0,"iv":0.2047,"open_interest":209.0,"volume":0.0,"delta":0.7242,"gamma":0.0005,"vega":11.0955,"theta":-1.2027,"rho":10.5575,"theo":480.5143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":515.69,"last_trade_time":"2025-12-18T11:37:03","percent_change":0.0,"prev_day_close":494.050003051758},{"option":"SPX260515P06540000","bid":120.1,"bid_size":57.0,"ask":121.4,"ask_size":70.0,"iv":0.2048,"open_interest":182.0,"volume":2.0,"delta":-0.2759,"gamma":0.0005,"vega":11.0955,"theta":-1.295,"rho":-4.71,"theo":120.1925,"change":-15.09,"open":105.06,"high":105.06,"low":105.06,"tick":"down","last_trade_price":105.06,"last_trade_time":"2026-02-18T11:29:00","percent_change":-12.5593,"prev_day_close":113.300003051758},{"option":"SPX260515C06545000","bid":474.2,"bid_size":3.0,"ask":479.3,"ask_size":3.0,"iv":0.204,"open_interest":4.0,"volume":0.0,"delta":0.7221,"gamma":0.0005,"vega":11.137,"theta":-1.2053,"rho":10.5319,"theo":476.5002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":483.8,"last_trade_time":"2026-02-12T13:23:46","percent_change":0.0,"prev_day_close":489.949996948242},{"option":"SPX260515P06545000","bid":121.0,"bid_size":57.0,"ask":122.4,"ask_size":59.0,"iv":0.2043,"open_interest":98.0,"volume":17.0,"delta":-0.278,"gamma":0.0005,"vega":11.137,"theta":-1.2963,"rho":-4.7473,"theo":121.1295,"change":-7.55,"open":117.0,"high":117.0,"low":113.6,"tick":"down","last_trade_price":113.6,"last_trade_time":"2026-02-18T15:46:06","percent_change":-6.23194,"prev_day_close":114.0},{"option":"SPX260515C06550000","bid":471.3,"bid_size":6.0,"ask":475.2,"ask_size":6.0,"iv":0.2039,"open_interest":656.0,"volume":0.0,"delta":0.7199,"gamma":0.0005,"vega":11.1782,"theta":-1.2079,"rho":10.5059,"theo":472.4946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":596.97,"last_trade_time":"2026-01-15T13:42:09","percent_change":0.0,"prev_day_close":485.949996948242},{"option":"SPX260515P06550000","bid":122.0,"bid_size":68.0,"ask":123.3,"ask_size":105.0,"iv":0.2038,"open_interest":2019.0,"volume":269.0,"delta":-0.2802,"gamma":0.0005,"vega":11.1782,"theta":-1.2976,"rho":-4.785,"theo":122.0749,"change":-10.2,"open":117.17,"high":120.69,"low":105.5,"tick":"down","last_trade_price":112.0,"last_trade_time":"2026-02-18T15:53:44","percent_change":-8.34697,"prev_day_close":115.0},{"option":"SPX260515C06555000","bid":466.2,"bid_size":3.0,"ask":471.3,"ask_size":3.0,"iv":0.2029,"open_interest":1.0,"volume":0.0,"delta":0.7178,"gamma":0.0005,"vega":11.2193,"theta":-1.2104,"rho":10.4797,"theo":468.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":531.85,"last_trade_time":"2026-01-21T14:58:18","percent_change":0.0,"prev_day_close":481.850006103516},{"option":"SPX260515P06555000","bid":122.9,"bid_size":56.0,"ask":124.3,"ask_size":57.0,"iv":0.2032,"open_interest":32.0,"volume":1.0,"delta":-0.2824,"gamma":0.0005,"vega":11.2193,"theta":-1.2988,"rho":-4.8228,"theo":123.0289,"change":-15.75,"open":107.4,"high":107.4,"low":107.4,"tick":"down","last_trade_price":107.4,"last_trade_time":"2026-02-18T10:41:37","percent_change":-12.7893,"prev_day_close":116.0},{"option":"SPX260515C06560000","bid":462.6,"bid_size":7.0,"ask":467.2,"ask_size":7.0,"iv":0.2025,"open_interest":26.0,"volume":0.0,"delta":0.7156,"gamma":0.0005,"vega":11.2602,"theta":-1.2129,"rho":10.4531,"theo":464.5093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":583.17,"last_trade_time":"2026-01-15T09:49:32","percent_change":0.0,"prev_day_close":477.850006103516},{"option":"SPX260515P06560000","bid":123.9,"bid_size":56.0,"ask":125.2,"ask_size":48.0,"iv":0.2027,"open_interest":117.0,"volume":2.0,"delta":-0.2846,"gamma":0.0005,"vega":11.2602,"theta":-1.3,"rho":-4.8611,"theo":123.9916,"change":-16.25,"open":107.75,"high":107.75,"low":107.75,"tick":"down","last_trade_price":107.75,"last_trade_time":"2026-02-18T11:34:23","percent_change":-13.1048,"prev_day_close":116.900001525879},{"option":"SPX260515C06565000","bid":458.1,"bid_size":2.0,"ask":465.0,"ask_size":27.0,"iv":0.2025,"open_interest":0.0,"volume":0.0,"delta":0.7134,"gamma":0.0005,"vega":11.3008,"theta":-1.2153,"rho":10.4263,"theo":460.5298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":473.800003051758},{"option":"SPX260515P06565000","bid":124.8,"bid_size":56.0,"ask":126.1,"ask_size":25.0,"iv":0.2021,"open_interest":38.0,"volume":5.0,"delta":-0.2868,"gamma":0.0005,"vega":11.3008,"theta":-1.3012,"rho":-4.8995,"theo":124.963,"change":-9.35,"open":110.3,"high":121.9,"low":110.3,"tick":"down","last_trade_price":115.7,"last_trade_time":"2026-02-18T15:49:29","percent_change":-7.47701,"prev_day_close":117.700000762939},{"option":"SPX260515C06570000","bid":454.7,"bid_size":7.0,"ask":459.7,"ask_size":10.0,"iv":0.2016,"open_interest":2.0,"volume":0.0,"delta":0.7111,"gamma":0.0005,"vega":11.3411,"theta":-1.2176,"rho":10.3993,"theo":456.559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":518.99,"last_trade_time":"2025-12-12T16:14:39","percent_change":0.0,"prev_day_close":469.850006103516},{"option":"SPX260515P06570000","bid":125.8,"bid_size":56.0,"ask":127.2,"ask_size":68.0,"iv":0.2016,"open_interest":133.0,"volume":32.0,"delta":-0.289,"gamma":0.0005,"vega":11.3411,"theta":-1.3023,"rho":-4.9382,"theo":125.9432,"change":-7.55,"open":110.38,"high":119.5,"low":110.38,"tick":"up","last_trade_price":118.45,"last_trade_time":"2026-02-18T16:13:40","percent_change":-5.99206,"prev_day_close":118.75},{"option":"SPX260515C06575000","bid":450.7,"bid_size":7.0,"ask":455.7,"ask_size":10.0,"iv":0.2011,"open_interest":322.0,"volume":0.0,"delta":0.7089,"gamma":0.0005,"vega":11.3811,"theta":-1.22,"rho":10.3721,"theo":452.5972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.9,"last_trade_time":"2026-02-05T13:27:53","percent_change":0.0,"prev_day_close":465.75},{"option":"SPX260515P06575000","bid":126.8,"bid_size":74.0,"ask":128.2,"ask_size":101.0,"iv":0.201,"open_interest":2751.0,"volume":9.0,"delta":-0.2912,"gamma":0.0005,"vega":11.3811,"theta":-1.3034,"rho":-4.977,"theo":126.9323,"change":-3.3,"open":111.6,"high":123.9,"low":110.5,"tick":"no_change","last_trade_price":123.9,"last_trade_time":"2026-02-18T15:10:09","percent_change":-2.59434,"prev_day_close":119.649997711182},{"option":"SPX260515C06580000","bid":446.7,"bid_size":7.0,"ask":451.7,"ask_size":10.0,"iv":0.2005,"open_interest":2.0,"volume":0.0,"delta":0.7066,"gamma":0.0005,"vega":11.4209,"theta":-1.2222,"rho":10.3447,"theo":448.6442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":452.15,"last_trade_time":"2026-01-20T14:41:52","percent_change":0.0,"prev_day_close":461.75},{"option":"SPX260515P06580000","bid":127.8,"bid_size":56.0,"ask":129.2,"ask_size":63.0,"iv":0.2005,"open_interest":73.0,"volume":7.0,"delta":-0.2935,"gamma":0.0005,"vega":11.4209,"theta":-1.3043,"rho":-5.0161,"theo":127.9304,"change":-15.7,"open":115.24,"high":115.24,"low":112.3,"tick":"down","last_trade_price":112.3,"last_trade_time":"2026-02-18T10:51:18","percent_change":-12.2656,"prev_day_close":120.649997711182},{"option":"SPX260515C06585000","bid":442.6,"bid_size":3.0,"ask":447.5,"ask_size":3.0,"iv":0.1998,"open_interest":4.0,"volume":0.0,"delta":0.7043,"gamma":0.0005,"vega":11.4604,"theta":-1.2245,"rho":10.317,"theo":444.7003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":453.4,"last_trade_time":"2026-02-12T13:24:02","percent_change":0.0,"prev_day_close":457.75},{"option":"SPX260515P06585000","bid":128.8,"bid_size":56.0,"ask":130.1,"ask_size":25.0,"iv":0.1999,"open_interest":83.0,"volume":1.0,"delta":-0.2958,"gamma":0.0005,"vega":11.4604,"theta":-1.3053,"rho":-5.0554,"theo":128.9375,"change":-3.55,"open":125.6,"high":125.6,"low":125.6,"tick":"down","last_trade_price":125.6,"last_trade_time":"2026-02-18T15:10:00","percent_change":-2.74874,"prev_day_close":121.599998474121},{"option":"SPX260515C06590000","bid":438.9,"bid_size":7.0,"ask":443.4,"ask_size":7.0,"iv":0.1992,"open_interest":3.0,"volume":0.0,"delta":0.702,"gamma":0.0005,"vega":11.4996,"theta":-1.2266,"rho":10.2892,"theo":440.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":450.4,"last_trade_time":"2026-02-12T13:24:33","percent_change":0.0,"prev_day_close":453.850006103516},{"option":"SPX260515P06590000","bid":129.8,"bid_size":53.0,"ask":131.2,"ask_size":67.0,"iv":0.1994,"open_interest":240.0,"volume":9.0,"delta":-0.2981,"gamma":0.0005,"vega":11.4996,"theta":-1.3062,"rho":-5.0949,"theo":129.9536,"change":-6.75,"open":112.7,"high":127.2,"low":112.7,"tick":"no_change","last_trade_price":123.4,"last_trade_time":"2026-02-18T15:42:00","percent_change":-5.18632,"prev_day_close":122.399997711182},{"option":"SPX260515C06595000","bid":434.5,"bid_size":2.0,"ask":441.3,"ask_size":52.0,"iv":0.1993,"open_interest":10.0,"volume":0.0,"delta":0.6997,"gamma":0.0005,"vega":11.5385,"theta":-1.2288,"rho":10.2612,"theo":436.8397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":443.6,"last_trade_time":"2026-02-12T13:25:15","percent_change":0.0,"prev_day_close":449.800003051758},{"option":"SPX260515P06595000","bid":130.8,"bid_size":56.0,"ask":132.2,"ask_size":56.0,"iv":0.1988,"open_interest":302.0,"volume":4.0,"delta":-0.3004,"gamma":0.0005,"vega":11.5385,"theta":-1.3071,"rho":-5.1345,"theo":130.9788,"change":-18.35,"open":119.2,"high":119.2,"low":112.8,"tick":"no_change","last_trade_price":112.8,"last_trade_time":"2026-02-18T11:09:01","percent_change":-13.9916,"prev_day_close":123.549999237061},{"option":"SPX260515C06600000","bid":431.6,"bid_size":6.0,"ask":435.5,"ask_size":6.0,"iv":0.1984,"open_interest":793.0,"volume":5.0,"delta":0.6974,"gamma":0.0005,"vega":11.5772,"theta":-1.2308,"rho":10.233,"theo":432.9231,"change":4.9,"open":434.1,"high":437.4,"low":432.7,"tick":"no_change","last_trade_price":432.7,"last_trade_time":"2026-02-18T09:48:29","percent_change":1.14539,"prev_day_close":445.850006103516},{"option":"SPX260515P06600000","bid":131.9,"bid_size":65.0,"ask":133.3,"ask_size":100.0,"iv":0.1983,"open_interest":6704.0,"volume":315.0,"delta":-0.3028,"gamma":0.0005,"vega":11.5772,"theta":-1.3079,"rho":-5.1744,"theo":132.0132,"change":-11.0,"open":125.9,"high":130.05,"low":114.5,"tick":"down","last_trade_price":121.2,"last_trade_time":"2026-02-18T15:53:42","percent_change":-8.32073,"prev_day_close":124.450000762939},{"option":"SPX260515C06605000","bid":426.6,"bid_size":2.0,"ask":433.4,"ask_size":2.0,"iv":0.1981,"open_interest":0.0,"volume":0.0,"delta":0.695,"gamma":0.0005,"vega":11.6156,"theta":-1.2328,"rho":10.2046,"theo":429.0158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":441.850006103516},{"option":"SPX260515P06605000","bid":132.9,"bid_size":53.0,"ask":134.3,"ask_size":53.0,"iv":0.1978,"open_interest":179.0,"volume":8.0,"delta":-0.3051,"gamma":0.0005,"vega":11.6156,"theta":-1.3086,"rho":-5.2145,"theo":133.0569,"change":-8.2,"open":117.1,"high":125.0,"low":114.2,"tick":"up","last_trade_price":125.0,"last_trade_time":"2026-02-18T16:00:55","percent_change":-6.15615,"prev_day_close":125.5},{"option":"SPX260515C06610000","bid":423.2,"bid_size":7.0,"ask":428.1,"ask_size":7.0,"iv":0.1972,"open_interest":43.0,"volume":86.0,"delta":0.6926,"gamma":0.0005,"vega":11.6538,"theta":-1.2348,"rho":10.1758,"theo":425.1179,"change":15.07,"open":452.44,"high":452.54,"low":434.85,"tick":"up","last_trade_price":435.02,"last_trade_time":"2026-02-18T15:03:31","percent_change":3.58852,"prev_day_close":437.949996948242},{"option":"SPX260515P06610000","bid":134.0,"bid_size":53.0,"ask":135.4,"ask_size":64.0,"iv":0.1972,"open_interest":54.0,"volume":22.0,"delta":-0.3075,"gamma":0.0005,"vega":11.6538,"theta":-1.3093,"rho":-5.2549,"theo":134.11,"change":-11.9,"open":116.9,"high":130.8,"low":115.5,"tick":"up","last_trade_price":122.4,"last_trade_time":"2026-02-18T15:55:02","percent_change":-8.86076,"prev_day_close":126.450000762939},{"option":"SPX260515C06615000","bid":418.9,"bid_size":2.0,"ask":425.7,"ask_size":2.0,"iv":0.1971,"open_interest":4.0,"volume":0.0,"delta":0.6902,"gamma":0.0005,"vega":11.6918,"theta":-1.2367,"rho":10.1468,"theo":421.2293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":428.4,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":434.0},{"option":"SPX260515P06615000","bid":135.0,"bid_size":53.0,"ask":136.4,"ask_size":53.0,"iv":0.1966,"open_interest":123.0,"volume":6.0,"delta":-0.3099,"gamma":0.0005,"vega":11.6918,"theta":-1.31,"rho":-5.2956,"theo":135.1724,"change":-4.81,"open":119.0,"high":130.64,"low":118.8,"tick":"up","last_trade_price":130.64,"last_trade_time":"2026-02-18T14:52:59","percent_change":-3.55112,"prev_day_close":127.5},{"option":"SPX260515C06620000","bid":415.5,"bid_size":7.0,"ask":419.9,"ask_size":7.0,"iv":0.196,"open_interest":3.0,"volume":4.0,"delta":0.6878,"gamma":0.0006,"vega":11.7296,"theta":-1.2386,"rho":10.1175,"theo":417.3503,"change":26.42,"open":440.29,"high":440.29,"low":438.62,"tick":"down","last_trade_price":438.62,"last_trade_time":"2026-02-18T13:43:18","percent_change":6.40951,"prev_day_close":430.050003051758},{"option":"SPX260515P06620000","bid":136.1,"bid_size":53.0,"ask":137.5,"ask_size":65.0,"iv":0.1961,"open_interest":114.0,"volume":3.0,"delta":-0.3123,"gamma":0.0006,"vega":11.7296,"theta":-1.3105,"rho":-5.3365,"theo":136.2444,"change":-9.05,"open":129.3,"high":129.3,"low":127.4,"tick":"down","last_trade_price":127.4,"last_trade_time":"2026-02-18T15:46:26","percent_change":-6.63246,"prev_day_close":128.550003051758},{"option":"SPX260515C06625000","bid":411.6,"bid_size":7.0,"ask":416.0,"ask_size":7.0,"iv":0.1954,"open_interest":303.0,"volume":0.0,"delta":0.6854,"gamma":0.0006,"vega":11.7673,"theta":-1.2404,"rho":10.0878,"theo":413.4809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":439.94,"last_trade_time":"2025-12-18T13:30:49","percent_change":0.0,"prev_day_close":426.149993896484},{"option":"SPX260515P06625000","bid":137.2,"bid_size":60.0,"ask":138.6,"ask_size":46.0,"iv":0.1956,"open_interest":2691.0,"volume":142.0,"delta":-0.3147,"gamma":0.0006,"vega":11.7673,"theta":-1.3111,"rho":-5.3778,"theo":137.3259,"change":-18.37,"open":121.4,"high":121.4,"low":118.2,"tick":"no_change","last_trade_price":119.18,"last_trade_time":"2026-02-18T13:17:49","percent_change":-13.3551,"prev_day_close":129.550003051758},{"option":"SPX260515C06630000","bid":407.8,"bid_size":7.0,"ask":412.5,"ask_size":7.0,"iv":0.195,"open_interest":1.0,"volume":0.0,"delta":0.6829,"gamma":0.0006,"vega":11.8047,"theta":-1.2421,"rho":10.0578,"theo":409.6212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":417.0,"last_trade_time":"2026-02-12T13:27:30","percent_change":0.0,"prev_day_close":422.25},{"option":"SPX260515P06630000","bid":138.3,"bid_size":51.0,"ask":139.7,"ask_size":45.0,"iv":0.1951,"open_interest":800.0,"volume":2.0,"delta":-0.3172,"gamma":0.0006,"vega":11.8047,"theta":-1.3115,"rho":-5.4196,"theo":138.4172,"change":-18.2,"open":121.2,"high":121.2,"low":120.55,"tick":"down","last_trade_price":120.55,"last_trade_time":"2026-02-18T11:34:23","percent_change":-13.1171,"prev_day_close":130.600006103516},{"option":"SPX260515C06635000","bid":403.7,"bid_size":2.0,"ask":410.0,"ask_size":2.0,"iv":0.1949,"open_interest":0.0,"volume":0.0,"delta":0.6805,"gamma":0.0006,"vega":11.842,"theta":-1.2438,"rho":10.0273,"theo":405.7713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.300003051758},{"option":"SPX260515P06635000","bid":139.4,"bid_size":50.0,"ask":140.7,"ask_size":31.0,"iv":0.1945,"open_interest":29.0,"volume":0.0,"delta":-0.3197,"gamma":0.0006,"vega":11.842,"theta":-1.312,"rho":-5.4617,"theo":139.5183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":113.0,"last_trade_time":"2026-02-10T15:30:15","percent_change":0.0,"prev_day_close":131.650001525879},{"option":"SPX260515C06640000","bid":400.1,"bid_size":7.0,"ask":404.4,"ask_size":7.0,"iv":0.1937,"open_interest":3.0,"volume":0.0,"delta":0.678,"gamma":0.0006,"vega":11.8792,"theta":-1.2454,"rho":9.9964,"theo":401.9314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":414.42,"last_trade_time":"2025-12-16T13:12:07","percent_change":0.0,"prev_day_close":414.449996948242},{"option":"SPX260515P06640000","bid":140.5,"bid_size":51.0,"ask":141.9,"ask_size":45.0,"iv":0.194,"open_interest":181.0,"volume":16.0,"delta":-0.3222,"gamma":0.0006,"vega":11.8792,"theta":-1.3123,"rho":-5.5042,"theo":140.6294,"change":-5.56,"open":123.9,"high":135.34,"low":123.9,"tick":"no_change","last_trade_price":135.34,"last_trade_time":"2026-02-18T15:32:07","percent_change":-3.94606,"prev_day_close":132.650001525879},{"option":"SPX260515C06645000","bid":395.8,"bid_size":2.0,"ask":402.3,"ask_size":2.0,"iv":0.1937,"open_interest":0.0,"volume":0.0,"delta":0.6754,"gamma":0.0006,"vega":11.9162,"theta":-1.247,"rho":9.965,"theo":398.1016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.5},{"option":"SPX260515P06645000","bid":141.6,"bid_size":51.0,"ask":143.0,"ask_size":51.0,"iv":0.1934,"open_interest":46.0,"volume":1.0,"delta":-0.3247,"gamma":0.0006,"vega":11.9162,"theta":-1.3126,"rho":-5.5473,"theo":141.7507,"change":-20.5,"open":121.6,"high":121.6,"low":121.6,"tick":"down","last_trade_price":121.6,"last_trade_time":"2026-02-18T11:08:11","percent_change":-14.4265,"prev_day_close":133.75},{"option":"SPX260515C06650000","bid":393.1,"bid_size":6.0,"ask":396.8,"ask_size":6.0,"iv":0.1929,"open_interest":886.0,"volume":0.0,"delta":0.6729,"gamma":0.0006,"vega":11.953,"theta":-1.2485,"rho":9.9332,"theo":394.2821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":457.95,"last_trade_time":"2026-01-23T15:45:22","percent_change":0.0,"prev_day_close":406.649993896484},{"option":"SPX260515P06650000","bid":142.7,"bid_size":65.0,"ask":144.1,"ask_size":50.0,"iv":0.1929,"open_interest":2856.0,"volume":64.0,"delta":-0.3272,"gamma":0.0006,"vega":11.953,"theta":-1.3128,"rho":-5.5908,"theo":142.8821,"change":-18.03,"open":137.31,"high":137.31,"low":125.02,"tick":"down","last_trade_price":125.17,"last_trade_time":"2026-02-18T11:18:49","percent_change":-12.5908,"prev_day_close":134.799995422363},{"option":"SPX260515C06655000","bid":388.2,"bid_size":3.0,"ask":393.0,"ask_size":3.0,"iv":0.1919,"open_interest":6.0,"volume":0.0,"delta":0.6704,"gamma":0.0006,"vega":11.9896,"theta":-1.2499,"rho":9.9008,"theo":390.473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.4,"last_trade_time":"2026-02-12T13:24:02","percent_change":0.0,"prev_day_close":402.75},{"option":"SPX260515P06655000","bid":143.9,"bid_size":49.0,"ask":145.3,"ask_size":50.0,"iv":0.1924,"open_interest":5.0,"volume":0.0,"delta":-0.3297,"gamma":0.0006,"vega":11.9896,"theta":-1.313,"rho":-5.6348,"theo":144.024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.8,"last_trade_time":"2026-02-17T15:31:38","percent_change":0.0,"prev_day_close":135.899993896484},{"option":"SPX260515C06660000","bid":384.8,"bid_size":7.0,"ask":389.2,"ask_size":7.0,"iv":0.1916,"open_interest":109.0,"volume":0.0,"delta":0.6678,"gamma":0.0006,"vega":12.0259,"theta":-1.2513,"rho":9.868,"theo":386.6744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":394.0,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":398.949996948242},{"option":"SPX260515P06660000","bid":145.0,"bid_size":50.0,"ask":146.4,"ask_size":44.0,"iv":0.1918,"open_interest":548.0,"volume":0.0,"delta":-0.3323,"gamma":0.0006,"vega":12.0259,"theta":-1.3131,"rho":-5.6793,"theo":145.1764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.7,"last_trade_time":"2026-02-13T15:50:37","percent_change":0.0,"prev_day_close":137.0},{"option":"SPX260515C06665000","bid":380.7,"bid_size":2.0,"ask":387.0,"ask_size":2.0,"iv":0.1916,"open_interest":11.0,"volume":0.0,"delta":0.6652,"gamma":0.0006,"vega":12.062,"theta":-1.2526,"rho":9.8346,"theo":382.8865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":390.1,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":395.050003051758},{"option":"SPX260515P06665000","bid":146.2,"bid_size":49.0,"ask":147.5,"ask_size":37.0,"iv":0.1912,"open_interest":128.0,"volume":2.0,"delta":-0.3349,"gamma":0.0006,"vega":12.062,"theta":-1.3132,"rho":-5.7243,"theo":146.3395,"change":-16.15,"open":130.5,"high":130.5,"low":130.5,"tick":"down","last_trade_price":130.5,"last_trade_time":"2026-02-18T12:03:29","percent_change":-11.0126,"prev_day_close":138.100006103516},{"option":"SPX260515C06670000","bid":377.3,"bid_size":7.0,"ask":381.5,"ask_size":7.0,"iv":0.1904,"open_interest":0.0,"volume":0.0,"delta":0.6626,"gamma":0.0006,"vega":12.0979,"theta":-1.2538,"rho":9.8008,"theo":379.1094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.25},{"option":"SPX260515P06670000","bid":147.3,"bid_size":50.0,"ask":148.8,"ask_size":58.0,"iv":0.1906,"open_interest":88.0,"volume":7.0,"delta":-0.3375,"gamma":0.0006,"vega":12.0979,"theta":-1.3131,"rho":-5.7698,"theo":147.5134,"change":-2.73,"open":145.22,"high":145.22,"low":145.22,"tick":"up","last_trade_price":145.22,"last_trade_time":"2026-02-18T09:52:04","percent_change":-1.84522,"prev_day_close":139.199996948242},{"option":"SPX260515C06675000","bid":373.5,"bid_size":7.0,"ask":378.1,"ask_size":7.0,"iv":0.19,"open_interest":223.0,"volume":0.0,"delta":0.66,"gamma":0.0006,"vega":12.1334,"theta":-1.255,"rho":9.7666,"theo":375.3433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":376.5,"last_trade_time":"2026-02-13T14:42:13","percent_change":0.0,"prev_day_close":387.449996948242},{"option":"SPX260515P06675000","bid":148.5,"bid_size":50.0,"ask":150.0,"ask_size":44.0,"iv":0.1902,"open_interest":894.0,"volume":2.0,"delta":-0.3401,"gamma":0.0006,"vega":12.1334,"theta":-1.313,"rho":-5.8156,"theo":148.6983,"change":-18.54,"open":131.7,"high":131.7,"low":130.56,"tick":"down","last_trade_price":130.56,"last_trade_time":"2026-02-18T12:46:26","percent_change":-12.4346,"prev_day_close":140.299995422363},{"option":"SPX260515C06680000","bid":369.7,"bid_size":7.0,"ask":374.0,"ask_size":7.0,"iv":0.1893,"open_interest":6.0,"volume":0.0,"delta":0.6573,"gamma":0.0006,"vega":12.1685,"theta":-1.2561,"rho":9.7319,"theo":371.5883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":454.6,"last_trade_time":"2025-12-10T10:52:12","percent_change":0.0,"prev_day_close":383.649993896484},{"option":"SPX260515P06680000","bid":149.7,"bid_size":50.0,"ask":151.2,"ask_size":44.0,"iv":0.1896,"open_interest":51.0,"volume":2.0,"delta":-0.3428,"gamma":0.0006,"vega":12.1685,"theta":-1.3129,"rho":-5.862,"theo":149.8942,"change":-14.17,"open":146.88,"high":146.88,"low":136.08,"tick":"down","last_trade_price":136.08,"last_trade_time":"2026-02-18T10:02:48","percent_change":-9.43095,"prev_day_close":141.400001525879},{"option":"SPX260515C06685000","bid":365.8,"bid_size":2.0,"ask":371.9,"ask_size":2.0,"iv":0.1894,"open_interest":0.0,"volume":0.0,"delta":0.6546,"gamma":0.0006,"vega":12.2033,"theta":-1.2572,"rho":9.697,"theo":367.8445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.800003051758},{"option":"SPX260515P06685000","bid":150.9,"bid_size":47.0,"ask":152.3,"ask_size":30.0,"iv":0.189,"open_interest":25.0,"volume":0.0,"delta":-0.3455,"gamma":0.0006,"vega":12.2033,"theta":-1.3127,"rho":-5.9086,"theo":151.1014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":153.6,"last_trade_time":"2026-02-17T15:31:42","percent_change":0.0,"prev_day_close":142.600006103516},{"option":"SPX260515C06690000","bid":362.3,"bid_size":7.0,"ask":366.5,"ask_size":7.0,"iv":0.1882,"open_interest":9.0,"volume":0.0,"delta":0.652,"gamma":0.0006,"vega":12.2376,"theta":-1.2581,"rho":9.6616,"theo":364.112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.0,"last_trade_time":"2026-02-13T16:02:56","percent_change":0.0,"prev_day_close":376.050003051758},{"option":"SPX260515P06690000","bid":152.1,"bid_size":48.0,"ask":153.6,"ask_size":56.0,"iv":0.1884,"open_interest":55.0,"volume":0.0,"delta":-0.3482,"gamma":0.0006,"vega":12.2376,"theta":-1.3123,"rho":-5.9556,"theo":152.3199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.98,"last_trade_time":"2026-02-13T15:41:51","percent_change":0.0,"prev_day_close":143.700004577637},{"option":"SPX260515C06695000","bid":358.1,"bid_size":2.0,"ask":364.5,"ask_size":2.0,"iv":0.1882,"open_interest":3.0,"volume":0.0,"delta":0.6492,"gamma":0.0006,"vega":12.2715,"theta":-1.259,"rho":9.6259,"theo":360.391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":375.45,"last_trade_time":"2026-01-21T13:31:28","percent_change":0.0,"prev_day_close":372.199996948242},{"option":"SPX260515P06695000","bid":153.2,"bid_size":42.0,"ask":154.8,"ask_size":48.0,"iv":0.1879,"open_interest":72.0,"volume":0.0,"delta":-0.3509,"gamma":0.0006,"vega":12.2715,"theta":-1.312,"rho":-6.0029,"theo":153.5499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":155.92,"last_trade_time":"2026-02-13T10:41:12","percent_change":0.0,"prev_day_close":144.949996948242},{"option":"SPX260515C06700000","bid":355.4,"bid_size":6.0,"ask":359.0,"ask_size":6.0,"iv":0.1873,"open_interest":539.0,"volume":4.0,"delta":0.6465,"gamma":0.0006,"vega":12.3049,"theta":-1.2599,"rho":9.59,"theo":356.6815,"change":3.5,"open":355.6,"high":355.6,"low":355.3,"tick":"no_change","last_trade_price":355.3,"last_trade_time":"2026-02-18T09:48:27","percent_change":0.994883,"prev_day_close":368.449996948242},{"option":"SPX260515P06700000","bid":154.6,"bid_size":47.0,"ask":156.0,"ask_size":56.0,"iv":0.1874,"open_interest":6338.0,"volume":91.0,"delta":-0.3536,"gamma":0.0006,"vega":12.3049,"theta":-1.3116,"rho":-6.0505,"theo":154.7913,"change":-19.0,"open":153.14,"high":153.14,"low":133.88,"tick":"no_change","last_trade_price":136.3,"last_trade_time":"2026-02-18T12:14:50","percent_change":-12.2344,"prev_day_close":146.0},{"option":"SPX260515C06705000","bid":352.1,"bid_size":13.0,"ask":354.3,"ask_size":13.0,"iv":0.1866,"open_interest":0.0,"volume":0.0,"delta":0.6438,"gamma":0.0006,"vega":12.3378,"theta":-1.2606,"rho":9.5538,"theo":352.9835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.649993896484},{"option":"SPX260515P06705000","bid":155.8,"bid_size":48.0,"ask":157.2,"ask_size":29.0,"iv":0.1868,"open_interest":3.0,"volume":1.0,"delta":-0.3564,"gamma":0.0006,"vega":12.3378,"theta":-1.311,"rho":-6.0983,"theo":156.0444,"change":-7.5,"open":149.0,"high":149.0,"low":149.0,"tick":"down","last_trade_price":149.0,"last_trade_time":"2026-02-18T09:43:06","percent_change":-4.79233,"prev_day_close":147.300003051758},{"option":"SPX260515C06710000","bid":348.5,"bid_size":14.0,"ask":350.6,"ask_size":16.0,"iv":0.186,"open_interest":39.0,"volume":0.0,"delta":0.641,"gamma":0.0006,"vega":12.3701,"theta":-1.2613,"rho":9.5175,"theo":349.2973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":356.66,"last_trade_time":"2026-02-13T11:42:59","percent_change":0.0,"prev_day_close":360.949996948242},{"option":"SPX260515P06710000","bid":157.1,"bid_size":48.0,"ask":158.5,"ask_size":31.0,"iv":0.1863,"open_interest":160.0,"volume":42.0,"delta":-0.3591,"gamma":0.0006,"vega":12.3701,"theta":-1.3104,"rho":-6.1464,"theo":157.3092,"change":-12.2,"open":150.3,"high":150.3,"low":145.6,"tick":"down","last_trade_price":145.6,"last_trade_time":"2026-02-18T09:58:27","percent_change":-7.73131,"prev_day_close":148.5},{"option":"SPX260515C06715000","bid":344.8,"bid_size":13.0,"ask":346.9,"ask_size":13.0,"iv":0.1855,"open_interest":0.0,"volume":0.0,"delta":0.6382,"gamma":0.0006,"vega":12.402,"theta":-1.2619,"rho":9.4809,"theo":345.6228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":357.149993896484},{"option":"SPX260515P06715000","bid":158.2,"bid_size":41.0,"ask":159.8,"ask_size":47.0,"iv":0.1857,"open_interest":269.0,"volume":0.0,"delta":-0.3619,"gamma":0.0006,"vega":12.402,"theta":-1.3098,"rho":-6.1946,"theo":158.5857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.0,"last_trade_time":"2026-02-17T15:31:48","percent_change":0.0,"prev_day_close":149.699996948242},{"option":"SPX260515C06720000","bid":341.2,"bid_size":16.0,"ask":343.2,"ask_size":16.0,"iv":0.1849,"open_interest":7.0,"volume":0.0,"delta":0.6354,"gamma":0.0006,"vega":12.4333,"theta":-1.2624,"rho":9.4441,"theo":341.9602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":431.73,"last_trade_time":"2025-12-24T09:38:56","percent_change":0.0,"prev_day_close":353.449996948242},{"option":"SPX260515P06720000","bid":159.5,"bid_size":39.0,"ask":161.1,"ask_size":50.0,"iv":0.1852,"open_interest":81.0,"volume":4.0,"delta":-0.3648,"gamma":0.0006,"vega":12.4333,"theta":-1.3091,"rho":-6.243,"theo":159.874,"change":-10.9,"open":149.5,"high":149.5,"low":149.5,"tick":"down","last_trade_price":149.5,"last_trade_time":"2026-02-18T09:57:57","percent_change":-6.79551,"prev_day_close":150.900001525879},{"option":"SPX260515C06725000","bid":337.5,"bid_size":15.0,"ask":339.5,"ask_size":17.0,"iv":0.1843,"open_interest":510.0,"volume":1.0,"delta":0.6325,"gamma":0.0006,"vega":12.4641,"theta":-1.2629,"rho":9.4071,"theo":338.3094,"change":18.11,"open":351.66,"high":351.66,"low":351.66,"tick":"up","last_trade_price":351.66,"last_trade_time":"2026-02-18T14:35:23","percent_change":5.42947,"prev_day_close":349.75},{"option":"SPX260515P06725000","bid":160.8,"bid_size":63.0,"ask":162.4,"ask_size":80.0,"iv":0.1846,"open_interest":1078.0,"volume":0.0,"delta":-0.3676,"gamma":0.0006,"vega":12.4641,"theta":-1.3082,"rho":-6.2917,"theo":161.1743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":186.6,"last_trade_time":"2026-02-17T10:17:01","percent_change":0.0,"prev_day_close":152.150001525879},{"option":"SPX260515C06730000","bid":333.9,"bid_size":18.0,"ask":335.9,"ask_size":17.0,"iv":0.1838,"open_interest":22.0,"volume":0.0,"delta":0.6297,"gamma":0.0006,"vega":12.4943,"theta":-1.2633,"rho":9.3699,"theo":334.6707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":371.4,"last_trade_time":"2025-12-18T11:24:34","percent_change":0.0,"prev_day_close":346.050003051758},{"option":"SPX260515P06730000","bid":162.1,"bid_size":39.0,"ask":163.7,"ask_size":50.0,"iv":0.1841,"open_interest":170.0,"volume":2.0,"delta":-0.3704,"gamma":0.0006,"vega":12.4943,"theta":-1.3074,"rho":-6.3406,"theo":162.4865,"change":-15.22,"open":159.89,"high":159.89,"low":147.83,"tick":"down","last_trade_price":147.83,"last_trade_time":"2026-02-18T10:02:48","percent_change":-9.33456,"prev_day_close":153.349998474121},{"option":"SPX260515C06735000","bid":330.1,"bid_size":14.0,"ask":332.3,"ask_size":14.0,"iv":0.1832,"open_interest":3.0,"volume":0.0,"delta":0.6268,"gamma":0.0006,"vega":12.5241,"theta":-1.2636,"rho":9.3324,"theo":331.044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.4,"last_trade_time":"2026-02-12T13:23:37","percent_change":0.0,"prev_day_close":342.350006103516},{"option":"SPX260515P06735000","bid":163.4,"bid_size":40.0,"ask":165.0,"ask_size":45.0,"iv":0.1835,"open_interest":333.0,"volume":0.0,"delta":-0.3733,"gamma":0.0006,"vega":12.5241,"theta":-1.3064,"rho":-6.3897,"theo":163.8108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":157.4,"last_trade_time":"2026-02-13T12:54:25","percent_change":0.0,"prev_day_close":154.650001525879},{"option":"SPX260515C06740000","bid":326.6,"bid_size":16.0,"ask":328.6,"ask_size":18.0,"iv":0.1827,"open_interest":17.0,"volume":0.0,"delta":0.6239,"gamma":0.0006,"vega":12.5534,"theta":-1.2638,"rho":9.2946,"theo":327.4296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.9,"last_trade_time":"2026-02-17T09:49:27","percent_change":0.0,"prev_day_close":338.699996948242},{"option":"SPX260515P06740000","bid":164.8,"bid_size":33.0,"ask":166.3,"ask_size":41.0,"iv":0.183,"open_interest":226.0,"volume":47.0,"delta":-0.3762,"gamma":0.0006,"vega":12.5534,"theta":-1.3054,"rho":-6.4392,"theo":165.1474,"change":-6.5,"open":156.6,"high":159.3,"low":156.6,"tick":"up","last_trade_price":159.3,"last_trade_time":"2026-02-18T09:46:52","percent_change":-3.92039,"prev_day_close":155.900001525879},{"option":"SPX260515C06745000","bid":322.8,"bid_size":14.0,"ask":325.0,"ask_size":14.0,"iv":0.182,"open_interest":4.0,"volume":0.0,"delta":0.6209,"gamma":0.0006,"vega":12.5822,"theta":-1.264,"rho":9.2564,"theo":323.8274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.5,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":335.050003051758},{"option":"SPX260515P06745000","bid":166.1,"bid_size":39.0,"ask":167.7,"ask_size":45.0,"iv":0.1824,"open_interest":40.0,"volume":0.0,"delta":-0.3792,"gamma":0.0006,"vega":12.5822,"theta":-1.3042,"rho":-6.489,"theo":166.4962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.9,"last_trade_time":"2026-02-17T15:31:38","percent_change":0.0,"prev_day_close":157.200004577637},{"option":"SPX260515C06750000","bid":319.4,"bid_size":17.0,"ask":321.4,"ask_size":20.0,"iv":0.1816,"open_interest":637.0,"volume":3.0,"delta":0.618,"gamma":0.0006,"vega":12.6106,"theta":-1.264,"rho":9.2178,"theo":320.2377,"change":7.35,"open":320.3,"high":322.9,"low":320.3,"tick":"up","last_trade_price":322.9,"last_trade_time":"2026-02-18T09:47:40","percent_change":2.32927,"prev_day_close":331.399993896484},{"option":"SPX260515P06750000","bid":167.6,"bid_size":44.0,"ask":169.0,"ask_size":80.0,"iv":0.1819,"open_interest":2962.0,"volume":299.0,"delta":-0.3821,"gamma":0.0006,"vega":12.6106,"theta":-1.303,"rho":-6.5393,"theo":167.8575,"change":-14.2,"open":164.9,"high":164.9,"low":147.39,"tick":"up","last_trade_price":154.3,"last_trade_time":"2026-02-18T15:58:00","percent_change":-8.4273,"prev_day_close":158.449996948242},{"option":"SPX260515C06755000","bid":315.7,"bid_size":16.0,"ask":317.9,"ask_size":16.0,"iv":0.181,"open_interest":6.0,"volume":0.0,"delta":0.615,"gamma":0.0006,"vega":12.6384,"theta":-1.264,"rho":9.1788,"theo":316.6606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.4,"last_trade_time":"2026-02-13T15:48:21","percent_change":0.0,"prev_day_close":327.75},{"option":"SPX260515P06755000","bid":168.8,"bid_size":38.0,"ask":170.4,"ask_size":33.0,"iv":0.1813,"open_interest":49.0,"volume":0.0,"delta":-0.3851,"gamma":0.0006,"vega":12.6384,"theta":-1.3018,"rho":-6.59,"theo":169.2314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.2,"last_trade_time":"2026-02-17T14:35:01","percent_change":0.0,"prev_day_close":159.849998474121},{"option":"SPX260515C06760000","bid":312.2,"bid_size":22.0,"ask":314.3,"ask_size":20.0,"iv":0.1805,"open_interest":3.0,"volume":0.0,"delta":0.612,"gamma":0.0006,"vega":12.6658,"theta":-1.2639,"rho":9.1393,"theo":313.0963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":364.91,"last_trade_time":"2025-12-16T10:01:58","percent_change":0.0,"prev_day_close":324.100006103516},{"option":"SPX260515P06760000","bid":170.2,"bid_size":38.0,"ask":171.8,"ask_size":38.0,"iv":0.1808,"open_interest":153.0,"volume":16.0,"delta":-0.3881,"gamma":0.0006,"vega":12.6658,"theta":-1.3004,"rho":-6.6412,"theo":170.618,"change":-14.97,"open":166.6,"high":166.6,"low":156.38,"tick":"down","last_trade_price":156.38,"last_trade_time":"2026-02-18T15:53:30","percent_change":-8.7365,"prev_day_close":161.099998474121},{"option":"SPX260515C06765000","bid":308.9,"bid_size":18.0,"ask":310.6,"ask_size":19.0,"iv":0.1798,"open_interest":1.0,"volume":0.0,"delta":0.609,"gamma":0.0006,"vega":12.6928,"theta":-1.2638,"rho":9.0992,"theo":309.5449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":409.94,"last_trade_time":"2026-01-28T14:59:59","percent_change":0.0,"prev_day_close":320.449996948242},{"option":"SPX260515P06765000","bid":171.6,"bid_size":38.0,"ask":173.2,"ask_size":33.0,"iv":0.1802,"open_interest":26.0,"volume":20.0,"delta":-0.3911,"gamma":0.0006,"vega":12.6928,"theta":-1.299,"rho":-6.6929,"theo":172.0176,"change":-22.26,"open":151.72,"high":151.72,"low":150.41,"tick":"up","last_trade_price":150.49,"last_trade_time":"2026-02-18T12:48:16","percent_change":-12.8857,"prev_day_close":162.449996948242},{"option":"SPX260515C06770000","bid":305.3,"bid_size":23.0,"ask":306.9,"ask_size":20.0,"iv":0.1793,"open_interest":3.0,"volume":0.0,"delta":0.606,"gamma":0.0006,"vega":12.7192,"theta":-1.2635,"rho":9.0585,"theo":306.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":313.9,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":316.850006103516},{"option":"SPX260515P06770000","bid":173.0,"bid_size":38.0,"ask":174.6,"ask_size":40.0,"iv":0.1797,"open_interest":187.0,"volume":25.0,"delta":-0.3941,"gamma":0.0006,"vega":12.7192,"theta":-1.2974,"rho":-6.7452,"theo":173.4303,"change":-22.85,"open":155.12,"high":155.12,"low":151.45,"tick":"no_change","last_trade_price":151.45,"last_trade_time":"2026-02-18T12:52:44","percent_change":-13.1096,"prev_day_close":163.799995422363},{"option":"SPX260515C06775000","bid":301.8,"bid_size":18.0,"ask":303.3,"ask_size":19.0,"iv":0.1787,"open_interest":348.0,"volume":1.0,"delta":0.6029,"gamma":0.0006,"vega":12.7452,"theta":-1.2632,"rho":9.0173,"theo":302.4817,"change":17.19,"open":315.24,"high":315.24,"low":315.24,"tick":"up","last_trade_price":315.24,"last_trade_time":"2026-02-18T14:35:23","percent_change":5.76749,"prev_day_close":313.300003051758},{"option":"SPX260515P06775000","bid":174.4,"bid_size":71.0,"ask":176.0,"ask_size":67.0,"iv":0.1791,"open_interest":1698.0,"volume":0.0,"delta":-0.3972,"gamma":0.0006,"vega":12.7452,"theta":-1.2958,"rho":-6.7981,"theo":174.8564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.2,"last_trade_time":"2026-02-17T15:31:23","percent_change":0.0,"prev_day_close":165.150001525879},{"option":"SPX260515C06780000","bid":298.3,"bid_size":18.0,"ask":299.8,"ask_size":19.0,"iv":0.1782,"open_interest":21.0,"volume":0.0,"delta":0.5998,"gamma":0.0006,"vega":12.7706,"theta":-1.2627,"rho":8.9755,"theo":298.9703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":378.27,"last_trade_time":"2026-01-29T15:24:48","percent_change":0.0,"prev_day_close":309.699996948242},{"option":"SPX260515P06780000","bid":176.0,"bid_size":42.0,"ask":177.5,"ask_size":38.0,"iv":0.1785,"open_interest":77.0,"volume":0.0,"delta":-0.4003,"gamma":0.0006,"vega":12.7706,"theta":-1.2941,"rho":-6.8516,"theo":176.2959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":168.1,"last_trade_time":"2026-02-13T13:32:53","percent_change":0.0,"prev_day_close":166.600006103516},{"option":"SPX260515C06785000","bid":294.8,"bid_size":19.0,"ask":296.5,"ask_size":19.0,"iv":0.1776,"open_interest":0.0,"volume":0.0,"delta":0.5967,"gamma":0.0007,"vega":12.7955,"theta":-1.2622,"rho":8.9331,"theo":295.4726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":306.149993896484},{"option":"SPX260515P06785000","bid":177.3,"bid_size":37.0,"ask":178.9,"ask_size":32.0,"iv":0.178,"open_interest":171.0,"volume":0.0,"delta":-0.4034,"gamma":0.0007,"vega":12.7955,"theta":-1.2923,"rho":-6.9056,"theo":177.7493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":212.73,"last_trade_time":"2026-02-17T10:31:07","percent_change":0.0,"prev_day_close":168.0},{"option":"SPX260515C06790000","bid":291.3,"bid_size":18.0,"ask":292.8,"ask_size":19.0,"iv":0.1771,"open_interest":9.0,"volume":0.0,"delta":0.5936,"gamma":0.0007,"vega":12.8198,"theta":-1.2616,"rho":8.8901,"theo":291.9888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.9,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":302.600006103516},{"option":"SPX260515P06790000","bid":178.9,"bid_size":30.0,"ask":180.4,"ask_size":38.0,"iv":0.1774,"open_interest":133.0,"volume":2.0,"delta":-0.4065,"gamma":0.0007,"vega":12.8198,"theta":-1.2904,"rho":-6.9603,"theo":179.2165,"change":-3.23,"open":172.22,"high":176.87,"low":172.22,"tick":"up","last_trade_price":176.87,"last_trade_time":"2026-02-18T14:57:48","percent_change":-1.79345,"prev_day_close":169.399993896484},{"option":"SPX260515C06795000","bid":287.8,"bid_size":21.0,"ask":289.4,"ask_size":16.0,"iv":0.1766,"open_interest":7.0,"volume":0.0,"delta":0.5905,"gamma":0.0007,"vega":12.8434,"theta":-1.2609,"rho":8.8466,"theo":288.5192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":298.7,"last_trade_time":"2026-02-12T13:24:33","percent_change":0.0,"prev_day_close":299.050003051758},{"option":"SPX260515P06795000","bid":180.3,"bid_size":31.0,"ask":181.9,"ask_size":32.0,"iv":0.1769,"open_interest":50.0,"volume":2.0,"delta":-0.4097,"gamma":0.0007,"vega":12.8434,"theta":-1.2885,"rho":-7.0154,"theo":180.6979,"change":-7.13,"open":174.57,"high":174.57,"low":174.57,"tick":"down","last_trade_price":174.57,"last_trade_time":"2026-02-18T14:52:59","percent_change":-3.92405,"prev_day_close":170.800003051758},{"option":"SPX260515C06800000","bid":284.4,"bid_size":47.0,"ask":285.9,"ask_size":54.0,"iv":0.176,"open_interest":2791.0,"volume":16.0,"delta":0.5873,"gamma":0.0007,"vega":12.8664,"theta":-1.2601,"rho":8.8026,"theo":285.0639,"change":0.0,"open":289.7,"high":312.95,"low":288.07,"tick":"down","last_trade_price":288.07,"last_trade_time":"2026-02-18T15:23:46","percent_change":0.0,"prev_day_close":295.5},{"option":"SPX260515P06800000","bid":181.9,"bid_size":41.0,"ask":183.4,"ask_size":77.0,"iv":0.1763,"open_interest":15751.0,"volume":107.0,"delta":-0.4128,"gamma":0.0007,"vega":12.8664,"theta":-1.2864,"rho":-7.071,"theo":182.1936,"change":-11.6,"open":173.0,"high":178.73,"low":157.88,"tick":"up","last_trade_price":171.55,"last_trade_time":"2026-02-18T16:13:40","percent_change":-6.33361,"prev_day_close":172.150001525879},{"option":"SPX260515C06805000","bid":280.9,"bid_size":21.0,"ask":282.5,"ask_size":16.0,"iv":0.1755,"open_interest":12.0,"volume":0.0,"delta":0.5841,"gamma":0.0007,"vega":12.8887,"theta":-1.2592,"rho":8.7583,"theo":281.6231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":289.5,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":292.050003051758},{"option":"SPX260515P06805000","bid":183.3,"bid_size":31.0,"ask":184.9,"ask_size":32.0,"iv":0.1758,"open_interest":118.0,"volume":0.0,"delta":-0.416,"gamma":0.0007,"vega":12.8887,"theta":-1.2842,"rho":-7.127,"theo":183.7037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":187.6,"last_trade_time":"2026-02-17T15:31:45","percent_change":0.0,"prev_day_close":173.699996948242},{"option":"SPX260515C06810000","bid":277.5,"bid_size":22.0,"ask":279.0,"ask_size":19.0,"iv":0.1749,"open_interest":323.0,"volume":1.0,"delta":0.5809,"gamma":0.0007,"vega":12.9103,"theta":-1.2582,"rho":8.7136,"theo":278.1968,"change":13.05,"open":287.0,"high":287.0,"low":287.0,"tick":"up","last_trade_price":287.0,"last_trade_time":"2026-02-18T15:42:07","percent_change":4.76364,"prev_day_close":288.550003051758},{"option":"SPX260515P06810000","bid":184.8,"bid_size":37.0,"ask":186.4,"ask_size":39.0,"iv":0.1753,"open_interest":113.0,"volume":14.0,"delta":-0.4192,"gamma":0.0007,"vega":12.9103,"theta":-1.282,"rho":-7.1834,"theo":185.2284,"change":-16.8,"open":169.5,"high":169.5,"low":169.5,"tick":"no_change","last_trade_price":169.5,"last_trade_time":"2026-02-18T13:59:39","percent_change":-9.01771,"prev_day_close":175.050003051758},{"option":"SPX260515C06815000","bid":274.1,"bid_size":21.0,"ask":275.8,"ask_size":20.0,"iv":0.1744,"open_interest":5.0,"volume":0.0,"delta":0.5776,"gamma":0.0007,"vega":12.9311,"theta":-1.2571,"rho":8.6686,"theo":274.7854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":333.1,"last_trade_time":"2026-02-06T15:46:40","percent_change":0.0,"prev_day_close":285.050003051758},{"option":"SPX260515P06815000","bid":186.3,"bid_size":37.0,"ask":187.9,"ask_size":21.0,"iv":0.1747,"open_interest":4.0,"volume":0.0,"delta":-0.4225,"gamma":0.0007,"vega":12.9311,"theta":-1.2796,"rho":-7.24,"theo":186.768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":168.8,"last_trade_time":"2026-02-06T14:48:08","percent_change":0.0,"prev_day_close":176.600006103516},{"option":"SPX260515C06820000","bid":270.7,"bid_size":25.0,"ask":272.2,"ask_size":21.0,"iv":0.1738,"open_interest":15.0,"volume":0.0,"delta":0.5744,"gamma":0.0007,"vega":12.9511,"theta":-1.2559,"rho":8.6234,"theo":271.3888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.75,"last_trade_time":"2026-02-13T14:18:18","percent_change":0.0,"prev_day_close":281.600006103516},{"option":"SPX260515P06820000","bid":188.0,"bid_size":31.0,"ask":189.6,"ask_size":48.0,"iv":0.1741,"open_interest":169.0,"volume":0.0,"delta":-0.4258,"gamma":0.0007,"vega":12.9511,"theta":-1.2772,"rho":-7.2969,"theo":188.3224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.5,"last_trade_time":"2026-02-13T15:36:13","percent_change":0.0,"prev_day_close":178.100006103516},{"option":"SPX260515C06825000","bid":267.4,"bid_size":19.0,"ask":268.8,"ask_size":20.0,"iv":0.1732,"open_interest":164.0,"volume":1.0,"delta":0.5711,"gamma":0.0007,"vega":12.9704,"theta":-1.2547,"rho":8.578,"theo":268.0072,"change":20.42,"open":284.27,"high":284.27,"low":284.27,"tick":"up","last_trade_price":284.27,"last_trade_time":"2026-02-18T13:54:12","percent_change":7.73924,"prev_day_close":278.149993896484},{"option":"SPX260515P06825000","bid":189.5,"bid_size":6.0,"ask":191.1,"ask_size":41.0,"iv":0.1736,"open_interest":996.0,"volume":1.0,"delta":-0.429,"gamma":0.0007,"vega":12.9704,"theta":-1.2747,"rho":-7.354,"theo":189.8918,"change":-11.78,"open":174.93,"high":174.93,"low":174.93,"tick":"down","last_trade_price":174.93,"last_trade_time":"2026-02-18T13:54:12","percent_change":-6.16754,"prev_day_close":179.600006103516},{"option":"SPX260515C06830000","bid":263.9,"bid_size":37.0,"ask":265.5,"ask_size":21.0,"iv":0.1727,"open_interest":37.0,"volume":0.0,"delta":0.5678,"gamma":0.0007,"vega":12.9888,"theta":-1.2533,"rho":8.5323,"theo":264.6407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":340.55,"last_trade_time":"2026-02-09T11:22:55","percent_change":0.0,"prev_day_close":274.699996948242},{"option":"SPX260515P06830000","bid":191.0,"bid_size":37.0,"ask":192.5,"ask_size":21.0,"iv":0.173,"open_interest":94.0,"volume":0.0,"delta":-0.4323,"gamma":0.0007,"vega":12.9888,"theta":-1.272,"rho":-7.4112,"theo":191.4763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":202.2,"last_trade_time":"2026-02-17T12:39:44","percent_change":0.0,"prev_day_close":181.050003051758},{"option":"SPX260515C06835000","bid":260.6,"bid_size":29.0,"ask":262.1,"ask_size":16.0,"iv":0.1722,"open_interest":13.0,"volume":0.0,"delta":0.5644,"gamma":0.0007,"vega":13.0064,"theta":-1.2518,"rho":8.4865,"theo":261.2894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":262.0,"last_trade_time":"2026-02-17T14:54:48","percent_change":0.0,"prev_day_close":271.300003051758},{"option":"SPX260515P06835000","bid":192.6,"bid_size":37.0,"ask":194.3,"ask_size":32.0,"iv":0.1725,"open_interest":136.0,"volume":0.0,"delta":-0.4357,"gamma":0.0007,"vega":13.0064,"theta":-1.2693,"rho":-7.4687,"theo":193.076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.2,"last_trade_time":"2026-02-17T15:31:38","percent_change":0.0,"prev_day_close":182.650001525879},{"option":"SPX260515C06840000","bid":257.3,"bid_size":29.0,"ask":258.8,"ask_size":21.0,"iv":0.1716,"open_interest":29.0,"volume":0.0,"delta":0.5611,"gamma":0.0007,"vega":13.0232,"theta":-1.2502,"rho":8.4405,"theo":257.9534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.5,"last_trade_time":"2026-02-17T13:41:48","percent_change":0.0,"prev_day_close":267.899993896484},{"option":"SPX260515P06840000","bid":194.2,"bid_size":41.0,"ask":195.9,"ask_size":41.0,"iv":0.1719,"open_interest":89.0,"volume":0.0,"delta":-0.439,"gamma":0.0007,"vega":13.0232,"theta":-1.2664,"rho":-7.5264,"theo":194.691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.09,"last_trade_time":"2026-02-17T13:27:25","percent_change":0.0,"prev_day_close":184.150001525879},{"option":"SPX260515C06845000","bid":253.9,"bid_size":30.0,"ask":255.5,"ask_size":17.0,"iv":0.1711,"open_interest":10.0,"volume":7.0,"delta":0.5577,"gamma":0.0007,"vega":13.0391,"theta":-1.2486,"rho":8.3943,"theo":254.633,"change":27.0,"open":274.5,"high":279.3,"low":274.5,"tick":"up","last_trade_price":277.6,"last_trade_time":"2026-02-18T13:26:08","percent_change":10.7741,"prev_day_close":264.5},{"option":"SPX260515P06845000","bid":195.9,"bid_size":34.0,"ask":197.5,"ask_size":21.0,"iv":0.1713,"open_interest":26.0,"volume":10.0,"delta":-0.4424,"gamma":0.0007,"vega":13.0391,"theta":-1.2635,"rho":-7.5843,"theo":196.3215,"change":-17.55,"open":177.0,"high":180.1,"low":171.1,"tick":"up","last_trade_price":180.1,"last_trade_time":"2026-02-18T13:57:43","percent_change":-8.87933,"prev_day_close":185.75},{"option":"SPX260515C06850000","bid":250.7,"bid_size":37.0,"ask":252.2,"ask_size":41.0,"iv":0.1705,"open_interest":914.0,"volume":0.0,"delta":0.5543,"gamma":0.0007,"vega":13.0543,"theta":-1.2468,"rho":8.3478,"theo":251.3281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.3,"last_trade_time":"2026-02-17T15:54:07","percent_change":0.0,"prev_day_close":261.100006103516},{"option":"SPX260515P06850000","bid":197.7,"bid_size":38.0,"ask":199.2,"ask_size":74.0,"iv":0.1709,"open_interest":3249.0,"volume":292.0,"delta":-0.4458,"gamma":0.0007,"vega":13.0543,"theta":-1.2605,"rho":-7.6424,"theo":197.9676,"change":-11.85,"open":194.94,"high":194.94,"low":174.61,"tick":"no_change","last_trade_price":187.5,"last_trade_time":"2026-02-18T16:12:55","percent_change":-5.94432,"prev_day_close":187.299995422363},{"option":"SPX260515C06855000","bid":247.4,"bid_size":29.0,"ask":248.9,"ask_size":17.0,"iv":0.17,"open_interest":10.0,"volume":0.0,"delta":0.5509,"gamma":0.0007,"vega":13.0686,"theta":-1.245,"rho":8.3009,"theo":248.0389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.4,"last_trade_time":"2026-02-17T14:35:38","percent_change":0.0,"prev_day_close":257.800003051758},{"option":"SPX260515P06855000","bid":199.2,"bid_size":28.0,"ask":200.8,"ask_size":19.0,"iv":0.1703,"open_interest":2.0,"volume":1.0,"delta":-0.4492,"gamma":0.0007,"vega":13.0686,"theta":-1.2574,"rho":-7.701,"theo":199.6294,"change":-15.5,"open":185.5,"high":185.5,"low":185.5,"tick":"up","last_trade_price":185.5,"last_trade_time":"2026-02-18T14:15:50","percent_change":-7.71144,"prev_day_close":188.899993896484},{"option":"SPX260515C06860000","bid":244.1,"bid_size":32.0,"ask":245.6,"ask_size":21.0,"iv":0.1694,"open_interest":4.0,"volume":0.0,"delta":0.5474,"gamma":0.0007,"vega":13.0821,"theta":-1.243,"rho":8.2536,"theo":244.7658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":305.76,"last_trade_time":"2025-12-12T15:41:47","percent_change":0.0,"prev_day_close":254.349998474121},{"option":"SPX260515P06860000","bid":200.9,"bid_size":33.0,"ask":202.5,"ask_size":25.0,"iv":0.1697,"open_interest":120.0,"volume":0.0,"delta":-0.4527,"gamma":0.0007,"vega":13.0821,"theta":-1.2541,"rho":-7.76,"theo":201.3073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":241.6,"last_trade_time":"2026-02-17T10:36:09","percent_change":0.0,"prev_day_close":190.5},{"option":"SPX260515C06865000","bid":240.9,"bid_size":28.0,"ask":242.4,"ask_size":19.0,"iv":0.1689,"open_interest":18.0,"volume":5.0,"delta":0.544,"gamma":0.0007,"vega":13.0947,"theta":-1.2409,"rho":8.2058,"theo":241.5088,"change":28.35,"open":266.0,"high":266.0,"low":266.0,"tick":"up","last_trade_price":266.0,"last_trade_time":"2026-02-18T12:27:13","percent_change":11.9293,"prev_day_close":251.099998474121},{"option":"SPX260515P06865000","bid":202.6,"bid_size":21.0,"ask":204.2,"ask_size":18.0,"iv":0.1692,"open_interest":95.0,"volume":0.0,"delta":-0.4562,"gamma":0.0007,"vega":13.0947,"theta":-1.2508,"rho":-7.8194,"theo":203.0012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":205.4,"last_trade_time":"2026-02-17T15:59:56","percent_change":0.0,"prev_day_close":192.199996948242},{"option":"SPX260515C06870000","bid":237.6,"bid_size":33.0,"ask":239.1,"ask_size":22.0,"iv":0.1683,"open_interest":33.0,"volume":0.0,"delta":0.5404,"gamma":0.0007,"vega":13.1065,"theta":-1.2388,"rho":8.1574,"theo":238.2682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.7,"last_trade_time":"2026-02-13T15:12:53","percent_change":0.0,"prev_day_close":247.799995422363},{"option":"SPX260515P06870000","bid":204.3,"bid_size":26.0,"ask":206.0,"ask_size":24.0,"iv":0.1686,"open_interest":77.0,"volume":0.0,"delta":-0.4597,"gamma":0.0007,"vega":13.1065,"theta":-1.2474,"rho":-7.8794,"theo":204.7116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.3,"last_trade_time":"2026-02-13T14:21:49","percent_change":0.0,"prev_day_close":193.75},{"option":"SPX260515C06875000","bid":234.4,"bid_size":32.0,"ask":235.9,"ask_size":22.0,"iv":0.1678,"open_interest":697.0,"volume":1.0,"delta":0.5369,"gamma":0.0007,"vega":13.1174,"theta":-1.2365,"rho":8.1084,"theo":235.0442,"change":11.8,"open":243.1,"high":243.1,"low":243.1,"tick":"up","last_trade_price":243.1,"last_trade_time":"2026-02-18T15:42:07","percent_change":5.1016,"prev_day_close":244.5},{"option":"SPX260515P06875000","bid":206.0,"bid_size":26.0,"ask":207.6,"ask_size":24.0,"iv":0.1682,"open_interest":900.0,"volume":2.0,"delta":-0.4632,"gamma":0.0007,"vega":13.1174,"theta":-1.2438,"rho":-7.9401,"theo":206.4387,"change":-12.98,"open":192.42,"high":192.42,"low":192.37,"tick":"down","last_trade_price":192.37,"last_trade_time":"2026-02-18T14:17:10","percent_change":-6.24038,"prev_day_close":195.449996948242},{"option":"SPX260515C06880000","bid":231.2,"bid_size":32.0,"ask":232.7,"ask_size":22.0,"iv":0.1672,"open_interest":33.0,"volume":0.0,"delta":0.5334,"gamma":0.0007,"vega":13.1274,"theta":-1.2341,"rho":8.0588,"theo":231.8373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":222.9,"last_trade_time":"2026-02-13T15:36:59","percent_change":0.0,"prev_day_close":241.25},{"option":"SPX260515P06880000","bid":207.8,"bid_size":21.0,"ask":209.4,"ask_size":24.0,"iv":0.1676,"open_interest":85.0,"volume":0.0,"delta":-0.4667,"gamma":0.0007,"vega":13.1274,"theta":-1.2402,"rho":-8.0014,"theo":208.1827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.77,"last_trade_time":"2026-02-17T11:57:27","percent_change":0.0,"prev_day_close":197.150001525879},{"option":"SPX260515C06885000","bid":228.0,"bid_size":28.0,"ask":229.5,"ask_size":18.0,"iv":0.1667,"open_interest":166.0,"volume":1.0,"delta":0.5298,"gamma":0.0007,"vega":13.1365,"theta":-1.2316,"rho":8.0085,"theo":228.6475,"change":20.27,"open":245.27,"high":245.27,"low":245.27,"tick":"up","last_trade_price":245.27,"last_trade_time":"2026-02-18T13:55:35","percent_change":9.00889,"prev_day_close":238.0},{"option":"SPX260515P06885000","bid":209.5,"bid_size":26.0,"ask":211.2,"ask_size":19.0,"iv":0.1671,"open_interest":179.0,"volume":2.0,"delta":-0.4703,"gamma":0.0007,"vega":13.1365,"theta":-1.2364,"rho":-8.0634,"theo":209.944,"change":-16.45,"open":192.13,"high":195.2,"low":192.13,"tick":"up","last_trade_price":195.2,"last_trade_time":"2026-02-18T14:15:50","percent_change":-7.77227,"prev_day_close":198.849998474121},{"option":"SPX260515C06890000","bid":224.9,"bid_size":38.0,"ask":226.3,"ask_size":24.0,"iv":0.1662,"open_interest":20.0,"volume":0.0,"delta":0.5262,"gamma":0.0007,"vega":13.1446,"theta":-1.229,"rho":7.9575,"theo":225.4753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":209.7,"last_trade_time":"2026-02-17T13:19:17","percent_change":0.0,"prev_day_close":234.799995422363},{"option":"SPX260515P06890000","bid":211.3,"bid_size":26.0,"ask":212.8,"ask_size":20.0,"iv":0.1664,"open_interest":107.0,"volume":1.0,"delta":-0.4739,"gamma":0.0007,"vega":13.1446,"theta":-1.2326,"rho":-8.126,"theo":211.7228,"change":-9.59,"open":203.81,"high":203.81,"low":203.81,"tick":"down","last_trade_price":203.81,"last_trade_time":"2026-02-18T14:45:26","percent_change":-4.49391,"prev_day_close":200.550003051758},{"option":"SPX260515C06895000","bid":221.7,"bid_size":28.0,"ask":223.2,"ask_size":18.0,"iv":0.1656,"open_interest":25.0,"volume":0.0,"delta":0.5226,"gamma":0.0007,"vega":13.1518,"theta":-1.2263,"rho":7.9059,"theo":222.321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":213.79,"last_trade_time":"2026-02-13T15:52:38","percent_change":0.0,"prev_day_close":231.549995422363},{"option":"SPX260515P06895000","bid":213.1,"bid_size":26.0,"ask":214.8,"ask_size":19.0,"iv":0.166,"open_interest":52.0,"volume":0.0,"delta":-0.4775,"gamma":0.0007,"vega":13.1518,"theta":-1.2286,"rho":-8.1892,"theo":213.5194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":218.1,"last_trade_time":"2026-02-17T15:31:42","percent_change":0.0,"prev_day_close":202.300003051758},{"option":"SPX260515C06900000","bid":218.6,"bid_size":67.0,"ask":220.1,"ask_size":73.0,"iv":0.1651,"open_interest":2351.0,"volume":54.0,"delta":0.519,"gamma":0.0007,"vega":13.158,"theta":-1.2235,"rho":7.8537,"theo":219.1847,"change":7.4,"open":220.0,"high":223.0,"low":220.0,"tick":"up","last_trade_price":223.0,"last_trade_time":"2026-02-18T09:55:44","percent_change":3.43228,"prev_day_close":228.300003051758},{"option":"SPX260515P06900000","bid":214.9,"bid_size":43.0,"ask":216.6,"ask_size":60.0,"iv":0.1654,"open_interest":6495.0,"volume":104.0,"delta":-0.4811,"gamma":0.0007,"vega":13.158,"theta":-1.2245,"rho":-8.2531,"theo":215.3341,"change":-18.43,"open":209.0,"high":210.1,"low":187.39,"tick":"down","last_trade_price":198.72,"last_trade_time":"2026-02-18T15:53:47","percent_change":-8.48722,"prev_day_close":204.0},{"option":"SPX260515C06905000","bid":215.5,"bid_size":40.0,"ask":217.0,"ask_size":29.0,"iv":0.1646,"open_interest":13.0,"volume":2.0,"delta":0.5154,"gamma":0.0007,"vega":13.1631,"theta":-1.2206,"rho":7.801,"theo":216.0668,"change":15.48,"open":228.08,"high":228.08,"low":228.08,"tick":"up","last_trade_price":228.08,"last_trade_time":"2026-02-18T13:53:04","percent_change":7.28128,"prev_day_close":225.200004577637},{"option":"SPX260515P06905000","bid":216.8,"bid_size":21.0,"ask":218.4,"ask_size":18.0,"iv":0.1648,"open_interest":17.0,"volume":0.0,"delta":-0.4848,"gamma":0.0007,"vega":13.1631,"theta":-1.2203,"rho":-8.3174,"theo":217.1672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.2,"last_trade_time":"2026-02-06T12:46:36","percent_change":0.0,"prev_day_close":205.800003051758},{"option":"SPX260515C06910000","bid":212.4,"bid_size":33.0,"ask":213.9,"ask_size":35.0,"iv":0.164,"open_interest":23.0,"volume":2.0,"delta":0.5117,"gamma":0.0007,"vega":13.1672,"theta":-1.2176,"rho":7.748,"theo":212.9675,"change":15.43,"open":224.88,"high":224.88,"low":224.88,"tick":"up","last_trade_price":224.88,"last_trade_time":"2026-02-18T13:53:04","percent_change":7.36691,"prev_day_close":222.0},{"option":"SPX260515P06910000","bid":218.6,"bid_size":31.0,"ask":220.3,"ask_size":24.0,"iv":0.1644,"open_interest":126.0,"volume":0.0,"delta":-0.4884,"gamma":0.0007,"vega":13.1672,"theta":-1.216,"rho":-8.3821,"theo":219.0189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.1,"last_trade_time":"2026-02-13T11:48:32","percent_change":0.0,"prev_day_close":207.550003051758},{"option":"SPX260515C06915000","bid":209.3,"bid_size":29.0,"ask":210.8,"ask_size":18.0,"iv":0.1635,"open_interest":7.0,"volume":0.0,"delta":0.508,"gamma":0.0007,"vega":13.1702,"theta":-1.2144,"rho":7.6945,"theo":209.887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.8,"last_trade_time":"2026-02-13T15:36:58","percent_change":0.0,"prev_day_close":218.849998474121},{"option":"SPX260515P06915000","bid":220.5,"bid_size":26.0,"ask":222.2,"ask_size":18.0,"iv":0.1638,"open_interest":33.0,"volume":0.0,"delta":-0.4921,"gamma":0.0007,"vega":13.1702,"theta":-1.2116,"rho":-8.4472,"theo":220.8894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.9,"last_trade_time":"2026-02-09T11:00:33","percent_change":0.0,"prev_day_close":209.399993896484},{"option":"SPX260515C06920000","bid":206.2,"bid_size":49.0,"ask":207.7,"ask_size":21.0,"iv":0.1629,"open_interest":66.0,"volume":2.0,"delta":0.5042,"gamma":0.0007,"vega":13.1721,"theta":-1.2112,"rho":7.6409,"theo":206.8255,"change":1.79,"open":205.29,"high":205.29,"low":205.29,"tick":"up","last_trade_price":205.29,"last_trade_time":"2026-02-18T09:37:34","percent_change":0.879607,"prev_day_close":215.700004577637},{"option":"SPX260515P06920000","bid":222.1,"bid_size":24.0,"ask":224.3,"ask_size":25.0,"iv":0.1632,"open_interest":142.0,"volume":2.0,"delta":-0.4959,"gamma":0.0007,"vega":13.1721,"theta":-1.2071,"rho":-8.5125,"theo":222.7789,"change":-2.26,"open":222.49,"high":222.49,"low":222.49,"tick":"down","last_trade_price":222.49,"last_trade_time":"2026-02-18T09:37:34","percent_change":-1.00556,"prev_day_close":211.200004577637},{"option":"SPX260515C06925000","bid":203.2,"bid_size":47.0,"ask":204.7,"ask_size":23.0,"iv":0.1624,"open_interest":516.0,"volume":22.0,"delta":0.5005,"gamma":0.0007,"vega":13.173,"theta":-1.2078,"rho":7.5871,"theo":203.7833,"change":23.99,"open":221.93,"high":224.44,"low":221.87,"tick":"up","last_trade_price":224.44,"last_trade_time":"2026-02-18T12:33:25","percent_change":11.9681,"prev_day_close":212.599998474121},{"option":"SPX260515P06925000","bid":224.0,"bid_size":51.0,"ask":226.1,"ask_size":41.0,"iv":0.1626,"open_interest":1658.0,"volume":102.0,"delta":-0.4996,"gamma":0.0007,"vega":13.173,"theta":-1.2024,"rho":-8.578,"theo":224.6876,"change":-9.2,"open":198.5,"high":217.5,"low":198.5,"tick":"no_change","last_trade_price":217.5,"last_trade_time":"2026-02-18T15:05:21","percent_change":-4.05823,"prev_day_close":213.050003051758},{"option":"SPX260515C06930000","bid":200.2,"bid_size":47.0,"ask":201.7,"ask_size":23.0,"iv":0.1619,"open_interest":290.0,"volume":194.0,"delta":0.4967,"gamma":0.0007,"vega":13.1727,"theta":-1.2043,"rho":7.5332,"theo":200.7603,"change":7.65,"open":206.48,"high":224.15,"low":205.15,"tick":"down","last_trade_price":205.15,"last_trade_time":"2026-02-18T15:32:53","percent_change":3.87342,"prev_day_close":209.399993896484},{"option":"SPX260515P06930000","bid":226.0,"bid_size":24.0,"ask":227.8,"ask_size":20.0,"iv":0.162,"open_interest":395.0,"volume":192.0,"delta":-0.5034,"gamma":0.0007,"vega":13.1727,"theta":-1.1977,"rho":-8.6435,"theo":226.6157,"change":-8.9,"open":218.27,"high":219.8,"low":199.9,"tick":"up","last_trade_price":219.8,"last_trade_time":"2026-02-18T15:32:53","percent_change":-3.89156,"prev_day_close":214.900001525879},{"option":"SPX260515C06935000","bid":197.2,"bid_size":29.0,"ask":198.7,"ask_size":18.0,"iv":0.1613,"open_interest":18.0,"volume":0.0,"delta":0.493,"gamma":0.0008,"vega":13.1714,"theta":-1.2007,"rho":7.4791,"theo":197.757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.92,"last_trade_time":"2026-02-17T12:04:12","percent_change":0.0,"prev_day_close":206.400001525879},{"option":"SPX260515P06935000","bid":227.9,"bid_size":19.0,"ask":230.1,"ask_size":19.0,"iv":0.1616,"open_interest":16.0,"volume":0.0,"delta":-0.5072,"gamma":0.0008,"vega":13.1714,"theta":-1.1928,"rho":-8.7092,"theo":228.5633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.89,"last_trade_time":"2026-02-17T15:20:22","percent_change":0.0,"prev_day_close":216.800003051758},{"option":"SPX260515C06940000","bid":194.2,"bid_size":35.0,"ask":195.7,"ask_size":24.0,"iv":0.1608,"open_interest":104.0,"volume":12.0,"delta":0.4892,"gamma":0.0008,"vega":13.1689,"theta":-1.197,"rho":7.425,"theo":194.7732,"change":6.25,"open":213.1,"high":213.1,"low":197.9,"tick":"down","last_trade_price":197.9,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.26115,"prev_day_close":203.300003051758},{"option":"SPX260515P06940000","bid":229.9,"bid_size":23.0,"ask":231.7,"ask_size":19.0,"iv":0.1609,"open_interest":71.0,"volume":2.0,"delta":-0.511,"gamma":0.0008,"vega":13.1689,"theta":-1.1879,"rho":-8.775,"theo":230.5305,"change":-20.41,"open":221.2,"high":221.2,"low":212.29,"tick":"down","last_trade_price":212.29,"last_trade_time":"2026-02-18T15:55:22","percent_change":-8.77095,"prev_day_close":218.699996948242},{"option":"SPX260515C06945000","bid":191.3,"bid_size":40.0,"ask":192.8,"ask_size":31.0,"iv":0.1603,"open_interest":13.0,"volume":11.0,"delta":0.4853,"gamma":0.0008,"vega":13.1653,"theta":-1.1932,"rho":7.3707,"theo":191.8094,"change":15.42,"open":201.33,"high":204.12,"low":201.33,"tick":"up","last_trade_price":204.12,"last_trade_time":"2026-02-18T15:52:03","percent_change":8.1717,"prev_day_close":200.400001525879},{"option":"SPX260515P06945000","bid":231.9,"bid_size":19.0,"ask":234.1,"ask_size":19.0,"iv":0.1606,"open_interest":26.0,"volume":19.0,"delta":-0.5148,"gamma":0.0008,"vega":13.1653,"theta":-1.1828,"rho":-8.841,"theo":232.5177,"change":-17.71,"open":219.27,"high":219.27,"low":217.09,"tick":"down","last_trade_price":217.09,"last_trade_time":"2026-02-18T15:47:25","percent_change":-7.54259,"prev_day_close":220.699996948242},{"option":"SPX260515C06950000","bid":188.4,"bid_size":47.0,"ask":189.8,"ask_size":45.0,"iv":0.1598,"open_interest":1546.0,"volume":12.0,"delta":0.4815,"gamma":0.0008,"vega":13.1606,"theta":-1.1893,"rho":7.3161,"theo":188.8656,"change":9.55,"open":189.14,"high":195.3,"low":189.14,"tick":"up","last_trade_price":195.3,"last_trade_time":"2026-02-18T15:00:54","percent_change":5.14132,"prev_day_close":197.300003051758},{"option":"SPX260515P06950000","bid":233.9,"bid_size":50.0,"ask":235.8,"ask_size":48.0,"iv":0.1599,"open_interest":2216.0,"volume":4.0,"delta":-0.5187,"gamma":0.0008,"vega":13.1606,"theta":-1.1776,"rho":-8.9072,"theo":234.5248,"change":-9.9,"open":231.99,"high":231.99,"low":208.1,"tick":"up","last_trade_price":226.9,"last_trade_time":"2026-02-18T14:43:57","percent_change":-4.18074,"prev_day_close":222.550003051758},{"option":"SPX260515C06955000","bid":185.4,"bid_size":29.0,"ask":186.9,"ask_size":19.0,"iv":0.1592,"open_interest":10.0,"volume":0.0,"delta":0.4776,"gamma":0.0008,"vega":13.1547,"theta":-1.1852,"rho":7.2612,"theo":185.942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.8,"last_trade_time":"2026-02-17T15:31:54","percent_change":0.0,"prev_day_close":194.400001525879},{"option":"SPX260515P06955000","bid":235.9,"bid_size":19.0,"ask":238.1,"ask_size":19.0,"iv":0.1594,"open_interest":13.0,"volume":0.0,"delta":-0.5225,"gamma":0.0008,"vega":13.1547,"theta":-1.1723,"rho":-8.9738,"theo":236.5523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.42,"last_trade_time":"2026-02-10T10:05:55","percent_change":0.0,"prev_day_close":224.550003051758},{"option":"SPX260515C06960000","bid":182.5,"bid_size":46.0,"ask":184.0,"ask_size":23.0,"iv":0.1587,"open_interest":46.0,"volume":3.0,"delta":0.4737,"gamma":0.0008,"vega":13.1476,"theta":-1.1811,"rho":7.206,"theo":183.039,"change":6.0,"open":204.81,"high":204.81,"low":186.1,"tick":"down","last_trade_price":186.1,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.33148,"prev_day_close":191.400001525879},{"option":"SPX260515P06960000","bid":238.0,"bid_size":50.0,"ask":240.0,"ask_size":40.0,"iv":0.1588,"open_interest":2431.0,"volume":0.0,"delta":-0.5264,"gamma":0.0008,"vega":13.1476,"theta":-1.1669,"rho":-9.0407,"theo":238.6003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.23,"last_trade_time":"2026-02-11T10:29:28","percent_change":0.0,"prev_day_close":226.449996948242},{"option":"SPX260515C06965000","bid":179.7,"bid_size":31.0,"ask":181.2,"ask_size":32.0,"iv":0.1582,"open_interest":79.0,"volume":0.0,"delta":0.4698,"gamma":0.0008,"vega":13.1392,"theta":-1.1768,"rho":7.1501,"theo":180.1569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":187.7,"last_trade_time":"2026-02-13T10:11:54","percent_change":0.0,"prev_day_close":188.400001525879},{"option":"SPX260515P06965000","bid":240.1,"bid_size":19.0,"ask":242.3,"ask_size":19.0,"iv":0.1584,"open_interest":31.0,"volume":0.0,"delta":-0.5303,"gamma":0.0008,"vega":13.1392,"theta":-1.1613,"rho":-9.1082,"theo":240.6692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.95,"last_trade_time":"2026-02-12T11:12:15","percent_change":0.0,"prev_day_close":228.5},{"option":"SPX260515C06970000","bid":176.8,"bid_size":48.0,"ask":178.3,"ask_size":25.0,"iv":0.1577,"open_interest":29.0,"volume":3.0,"delta":0.4658,"gamma":0.0008,"vega":13.1296,"theta":-1.1725,"rho":7.0937,"theo":177.2959,"change":5.85,"open":198.66,"high":198.66,"low":180.3,"tick":"down","last_trade_price":180.3,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.3534,"prev_day_close":185.5},{"option":"SPX260515P06970000","bid":242.2,"bid_size":23.0,"ask":244.0,"ask_size":19.0,"iv":0.1577,"open_interest":92.0,"volume":0.0,"delta":-0.5343,"gamma":0.0008,"vega":13.1296,"theta":-1.1557,"rho":-9.1762,"theo":242.7592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.07,"last_trade_time":"2026-02-17T11:36:40","percent_change":0.0,"prev_day_close":230.5},{"option":"SPX260515C06975000","bid":174.0,"bid_size":67.0,"ask":175.5,"ask_size":55.0,"iv":0.1572,"open_interest":1242.0,"volume":152.0,"delta":0.4619,"gamma":0.0008,"vega":13.1186,"theta":-1.168,"rho":7.0366,"theo":174.4565,"change":5.7,"open":192.5,"high":192.5,"low":177.4,"tick":"down","last_trade_price":177.4,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.31975,"prev_day_close":182.550003051758},{"option":"SPX260515P06975000","bid":244.3,"bid_size":50.0,"ask":246.2,"ask_size":48.0,"iv":0.1572,"open_interest":1136.0,"volume":22.0,"delta":-0.5382,"gamma":0.0008,"vega":13.1186,"theta":-1.15,"rho":-9.245,"theo":244.8707,"change":-29.4,"open":220.8,"high":223.0,"low":217.95,"tick":"down","last_trade_price":217.95,"last_trade_time":"2026-02-18T10:18:33","percent_change":-11.886,"prev_day_close":232.550003051758},{"option":"SPX260515C06980000","bid":171.2,"bid_size":51.0,"ask":172.7,"ask_size":39.0,"iv":0.1567,"open_interest":71.0,"volume":2.0,"delta":0.4579,"gamma":0.0008,"vega":13.1062,"theta":-1.1634,"rho":6.9789,"theo":171.639,"change":5.7,"open":181.2,"high":181.2,"low":174.6,"tick":"down","last_trade_price":174.6,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.37478,"prev_day_close":179.700004577637},{"option":"SPX260515P06980000","bid":246.4,"bid_size":23.0,"ask":248.3,"ask_size":17.0,"iv":0.1567,"open_interest":56.0,"volume":0.0,"delta":-0.5422,"gamma":0.0008,"vega":13.1062,"theta":-1.1441,"rho":-9.3144,"theo":247.0042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.6,"last_trade_time":"2026-02-09T15:56:48","percent_change":0.0,"prev_day_close":234.550003051758},{"option":"SPX260515C06985000","bid":168.4,"bid_size":44.0,"ask":169.9,"ask_size":32.0,"iv":0.1561,"open_interest":46.0,"volume":0.0,"delta":0.4539,"gamma":0.0008,"vega":13.0924,"theta":-1.1587,"rho":6.9205,"theo":168.8437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.9,"last_trade_time":"2026-02-17T15:31:46","percent_change":0.0,"prev_day_close":176.799995422363},{"option":"SPX260515P06985000","bid":248.6,"bid_size":17.0,"ask":250.8,"ask_size":17.0,"iv":0.1564,"open_interest":62.0,"volume":0.0,"delta":-0.5462,"gamma":0.0008,"vega":13.0924,"theta":-1.1381,"rho":-9.3845,"theo":249.1599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.1,"last_trade_time":"2026-02-12T11:14:57","percent_change":0.0,"prev_day_close":236.75},{"option":"SPX260515C06990000","bid":165.6,"bid_size":49.0,"ask":167.1,"ask_size":24.0,"iv":0.1556,"open_interest":48.0,"volume":32.0,"delta":0.4499,"gamma":0.0008,"vega":13.0772,"theta":-1.1539,"rho":6.8614,"theo":166.071,"change":5.6,"open":172.5,"high":186.0,"low":169.0,"tick":"down","last_trade_price":169.0,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.42717,"prev_day_close":174.0},{"option":"SPX260515P06990000","bid":250.8,"bid_size":21.0,"ask":252.7,"ask_size":16.0,"iv":0.1557,"open_interest":73.0,"volume":0.0,"delta":-0.5502,"gamma":0.0008,"vega":13.0772,"theta":-1.132,"rho":-9.4552,"theo":251.3382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.5,"last_trade_time":"2026-02-09T15:55:38","percent_change":0.0,"prev_day_close":238.800003051758},{"option":"SPX260515C06995000","bid":162.9,"bid_size":45.0,"ask":164.4,"ask_size":33.0,"iv":0.1551,"open_interest":35.0,"volume":1.0,"delta":0.4459,"gamma":0.0008,"vega":13.0606,"theta":-1.1489,"rho":6.8018,"theo":163.3213,"change":5.5,"open":166.2,"high":166.2,"low":166.2,"tick":"down","last_trade_price":166.2,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.42252,"prev_day_close":171.200004577637},{"option":"SPX260515P06995000","bid":253.0,"bid_size":17.0,"ask":255.2,"ask_size":17.0,"iv":0.1553,"open_interest":59.0,"volume":0.0,"delta":-0.5542,"gamma":0.0008,"vega":13.0606,"theta":-1.1258,"rho":-9.5264,"theo":253.5395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.88,"last_trade_time":"2026-02-10T15:45:53","percent_change":0.0,"prev_day_close":240.949996948242},{"option":"SPX260515C07000000","bid":160.3,"bid_size":71.0,"ask":161.7,"ask_size":83.0,"iv":0.1546,"open_interest":45675.0,"volume":3659.0,"delta":0.4419,"gamma":0.0008,"vega":13.0426,"theta":-1.1439,"rho":6.7419,"theo":160.5948,"change":10.4,"open":160.49,"high":181.4,"low":160.49,"tick":"up","last_trade_price":168.5,"last_trade_time":"2026-02-18T15:44:03","percent_change":6.57811,"prev_day_close":168.25},{"option":"SPX260515P07000000","bid":255.2,"bid_size":48.0,"ask":257.1,"ask_size":45.0,"iv":0.1546,"open_interest":42475.0,"volume":3031.0,"delta":-0.5582,"gamma":0.0008,"vega":13.0426,"theta":-1.1195,"rho":-9.598,"theo":255.764,"change":-30.4,"open":255.03,"high":255.03,"low":226.65,"tick":"down","last_trade_price":228.25,"last_trade_time":"2026-02-18T12:13:45","percent_change":-11.7533,"prev_day_close":243.050003051758},{"option":"SPX260515C07005000","bid":157.5,"bid_size":47.0,"ask":159.0,"ask_size":34.0,"iv":0.1541,"open_interest":137.0,"volume":0.0,"delta":0.4378,"gamma":0.0008,"vega":13.0232,"theta":-1.1387,"rho":6.6816,"theo":157.8919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":173.77,"last_trade_time":"2026-02-12T11:37:42","percent_change":0.0,"prev_day_close":165.599998474121},{"option":"SPX260515P07005000","bid":257.5,"bid_size":17.0,"ask":259.7,"ask_size":17.0,"iv":0.1543,"open_interest":123.0,"volume":0.0,"delta":-0.5623,"gamma":0.0008,"vega":13.0232,"theta":-1.1131,"rho":-9.67,"theo":258.0121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":253.95,"last_trade_time":"2026-02-12T11:37:42","percent_change":0.0,"prev_day_close":245.300003051758},{"option":"SPX260515C07010000","bid":154.8,"bid_size":51.0,"ask":156.3,"ask_size":41.0,"iv":0.1536,"open_interest":166.0,"volume":0.0,"delta":0.4337,"gamma":0.0008,"vega":13.0024,"theta":-1.1334,"rho":6.6211,"theo":155.2127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":158.4,"last_trade_time":"2026-02-17T13:53:08","percent_change":0.0,"prev_day_close":162.849998474121},{"option":"SPX260515P07010000","bid":259.8,"bid_size":21.0,"ask":261.7,"ask_size":16.0,"iv":0.1537,"open_interest":20.0,"volume":0.0,"delta":-0.5664,"gamma":0.0008,"vega":13.0024,"theta":-1.1065,"rho":-9.7421,"theo":260.2839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.5,"last_trade_time":"2026-02-17T13:49:29","percent_change":0.0,"prev_day_close":247.449996948242},{"option":"SPX260515C07015000","bid":152.2,"bid_size":34.0,"ask":153.6,"ask_size":19.0,"iv":0.153,"open_interest":38.0,"volume":0.0,"delta":0.4296,"gamma":0.0008,"vega":12.9802,"theta":-1.128,"rho":6.5606,"theo":152.5575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.7,"last_trade_time":"2026-02-17T15:59:29","percent_change":0.0,"prev_day_close":160.099998474121},{"option":"SPX260515P07015000","bid":262.1,"bid_size":17.0,"ask":264.3,"ask_size":17.0,"iv":0.1533,"open_interest":55.0,"volume":0.0,"delta":-0.5705,"gamma":0.0008,"vega":12.9802,"theta":-1.0999,"rho":-9.8142,"theo":262.5796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.41,"last_trade_time":"2026-02-03T13:11:34","percent_change":0.0,"prev_day_close":249.699996948242},{"option":"SPX260515C07020000","bid":149.6,"bid_size":54.0,"ask":151.0,"ask_size":41.0,"iv":0.1526,"open_interest":38.0,"volume":39.0,"delta":0.4255,"gamma":0.0008,"vega":12.9568,"theta":-1.1225,"rho":6.5001,"theo":149.9264,"change":5.1,"open":156.1,"high":156.1,"low":152.7,"tick":"down","last_trade_price":152.7,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.45528,"prev_day_close":157.349998474121},{"option":"SPX260515P07020000","bid":264.4,"bid_size":21.0,"ask":266.3,"ask_size":16.0,"iv":0.1526,"open_interest":39.0,"volume":0.0,"delta":-0.5746,"gamma":0.0008,"vega":12.9568,"theta":-1.0931,"rho":-9.8864,"theo":264.8995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":281.85,"last_trade_time":"2026-02-17T12:32:43","percent_change":0.0,"prev_day_close":251.899993896484},{"option":"SPX260515C07025000","bid":147.0,"bid_size":54.0,"ask":148.4,"ask_size":41.0,"iv":0.1521,"open_interest":409.0,"volume":1.0,"delta":0.4214,"gamma":0.0008,"vega":12.9321,"theta":-1.1169,"rho":6.4397,"theo":147.3195,"change":5.05,"open":150.1,"high":150.1,"low":150.1,"tick":"down","last_trade_price":150.1,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.48156,"prev_day_close":154.700004577637},{"option":"SPX260515P07025000","bid":266.8,"bid_size":20.0,"ask":268.6,"ask_size":43.0,"iv":0.1521,"open_interest":1260.0,"volume":0.0,"delta":-0.5787,"gamma":0.0008,"vega":12.9321,"theta":-1.0862,"rho":-9.9585,"theo":267.2436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.41,"last_trade_time":"2026-02-17T12:34:21","percent_change":0.0,"prev_day_close":254.199996948242},{"option":"SPX260515C07030000","bid":144.4,"bid_size":53.0,"ask":145.8,"ask_size":27.0,"iv":0.1516,"open_interest":52.0,"volume":1.0,"delta":0.4173,"gamma":0.0008,"vega":12.906,"theta":-1.1112,"rho":6.3793,"theo":144.7369,"change":5.0,"open":147.5,"high":147.5,"low":147.5,"tick":"up","last_trade_price":147.5,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.50877,"prev_day_close":152.050003051758},{"option":"SPX260515P07030000","bid":269.1,"bid_size":20.0,"ask":271.0,"ask_size":15.0,"iv":0.1516,"open_interest":439.0,"volume":210.0,"delta":-0.5828,"gamma":0.0008,"vega":12.906,"theta":-1.0792,"rho":-10.0305,"theo":269.612,"change":-18.95,"open":253.8,"high":253.8,"low":253.8,"tick":"no_change","last_trade_price":253.8,"last_trade_time":"2026-02-18T14:31:59","percent_change":-6.94775,"prev_day_close":256.5},{"option":"SPX260515C07035000","bid":141.8,"bid_size":48.0,"ask":143.3,"ask_size":34.0,"iv":0.151,"open_interest":12.0,"volume":0.0,"delta":0.4131,"gamma":0.0008,"vega":12.8787,"theta":-1.1054,"rho":6.319,"theo":142.1789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.0,"last_trade_time":"2026-02-13T10:40:55","percent_change":0.0,"prev_day_close":149.349998474121},{"option":"SPX260515P07035000","bid":271.5,"bid_size":16.0,"ask":273.8,"ask_size":16.0,"iv":0.1513,"open_interest":6.0,"volume":0.0,"delta":-0.587,"gamma":0.0008,"vega":12.8787,"theta":-1.0722,"rho":-10.1025,"theo":272.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.93,"last_trade_time":"2026-02-13T15:20:08","percent_change":0.0,"prev_day_close":258.799987792969},{"option":"SPX260515C07040000","bid":139.3,"bid_size":41.0,"ask":140.7,"ask_size":26.0,"iv":0.1505,"open_interest":54.0,"volume":0.0,"delta":0.409,"gamma":0.0008,"vega":12.85,"theta":-1.0994,"rho":6.2585,"theo":139.6455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.1,"last_trade_time":"2026-02-17T12:35:38","percent_change":0.0,"prev_day_close":146.75},{"option":"SPX260515P07040000","bid":274.0,"bid_size":20.0,"ask":275.9,"ask_size":15.0,"iv":0.1507,"open_interest":80.0,"volume":0.0,"delta":-0.5912,"gamma":0.0008,"vega":12.85,"theta":-1.065,"rho":-10.1746,"theo":274.4226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.54,"last_trade_time":"2026-02-13T13:04:13","percent_change":0.0,"prev_day_close":261.150009155273},{"option":"SPX260515C07045000","bid":136.8,"bid_size":48.0,"ask":138.2,"ask_size":20.0,"iv":0.15,"open_interest":18.0,"volume":1.0,"delta":0.4048,"gamma":0.0008,"vega":12.8199,"theta":-1.0934,"rho":6.1978,"theo":137.1371,"change":4.8,"open":139.8,"high":139.8,"low":139.8,"tick":"up","last_trade_price":139.8,"last_trade_time":"2026-02-18T15:30:33","percent_change":3.55556,"prev_day_close":144.150001525879},{"option":"SPX260515P07045000","bid":276.4,"bid_size":16.0,"ask":278.6,"ask_size":14.0,"iv":0.1503,"open_interest":4.0,"volume":0.0,"delta":-0.5953,"gamma":0.0008,"vega":12.8199,"theta":-1.0576,"rho":-10.247,"theo":276.8651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.82,"last_trade_time":"2026-02-13T13:02:26","percent_change":0.0,"prev_day_close":263.550003051758},{"option":"SPX260515C07050000","bid":134.4,"bid_size":83.0,"ask":135.8,"ask_size":85.0,"iv":0.1496,"open_interest":1393.0,"volume":43.0,"delta":0.4006,"gamma":0.0008,"vega":12.7884,"theta":-1.0873,"rho":6.1368,"theo":134.6537,"change":19.35,"open":140.6,"high":152.0,"low":136.14,"tick":"no_change","last_trade_price":152.0,"last_trade_time":"2026-02-18T13:11:47","percent_change":14.5873,"prev_day_close":141.600006103516},{"option":"SPX260515P07050000","bid":278.9,"bid_size":20.0,"ask":280.8,"ask_size":35.0,"iv":0.1497,"open_interest":2947.0,"volume":2.0,"delta":-0.5995,"gamma":0.0008,"vega":12.7884,"theta":-1.0502,"rho":-10.3197,"theo":279.3328,"change":-34.54,"open":248.11,"high":248.11,"low":248.11,"tick":"down","last_trade_price":248.11,"last_trade_time":"2026-02-18T11:04:42","percent_change":-12.2201,"prev_day_close":265.849990844727},{"option":"SPX260515C07055000","bid":131.8,"bid_size":48.0,"ask":133.3,"ask_size":34.0,"iv":0.1491,"open_interest":21.0,"volume":0.0,"delta":0.3964,"gamma":0.0008,"vega":12.7553,"theta":-1.081,"rho":6.0753,"theo":132.1958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.9,"last_trade_time":"2026-02-12T13:28:18","percent_change":0.0,"prev_day_close":139.099998474121},{"option":"SPX260515P07055000","bid":281.4,"bid_size":16.0,"ask":283.6,"ask_size":14.0,"iv":0.1494,"open_interest":6.0,"volume":0.0,"delta":-0.6037,"gamma":0.0008,"vega":12.7553,"theta":-1.0427,"rho":-10.3928,"theo":281.8258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":272.58,"last_trade_time":"2026-02-13T12:45:28","percent_change":0.0,"prev_day_close":268.349990844727},{"option":"SPX260515C07060000","bid":129.5,"bid_size":56.0,"ask":130.9,"ask_size":52.0,"iv":0.1486,"open_interest":64.0,"volume":0.0,"delta":0.3922,"gamma":0.0008,"vega":12.7205,"theta":-1.0747,"rho":6.0133,"theo":129.7635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":143.5,"last_trade_time":"2026-02-13T12:22:59","percent_change":0.0,"prev_day_close":136.549995422363},{"option":"SPX260515P07060000","bid":283.9,"bid_size":20.0,"ask":285.8,"ask_size":15.0,"iv":0.1487,"open_interest":44.0,"volume":0.0,"delta":-0.6079,"gamma":0.0008,"vega":12.7205,"theta":-1.0351,"rho":-10.4664,"theo":284.3445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":247.1,"last_trade_time":"2026-02-11T10:32:17","percent_change":0.0,"prev_day_close":270.700012207031},{"option":"SPX260515C07065000","bid":127.0,"bid_size":50.0,"ask":128.5,"ask_size":50.0,"iv":0.1481,"open_interest":31.0,"volume":0.0,"delta":0.388,"gamma":0.0008,"vega":12.6841,"theta":-1.0682,"rho":5.9507,"theo":127.3572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":172.0,"last_trade_time":"2026-02-06T15:46:33","percent_change":0.0,"prev_day_close":134.099998474121},{"option":"SPX260515P07065000","bid":286.5,"bid_size":16.0,"ask":288.7,"ask_size":16.0,"iv":0.1484,"open_interest":15.0,"volume":0.0,"delta":-0.6121,"gamma":0.0008,"vega":12.6841,"theta":-1.0274,"rho":-10.5407,"theo":286.8892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.7,"last_trade_time":"2026-02-09T09:50:07","percent_change":0.0,"prev_day_close":273.25},{"option":"SPX260515C07070000","bid":124.7,"bid_size":57.0,"ask":126.1,"ask_size":42.0,"iv":0.1477,"open_interest":159.0,"volume":2.0,"delta":0.3837,"gamma":0.0008,"vega":12.6459,"theta":-1.0617,"rho":5.8876,"theo":124.9773,"change":7.0,"open":130.1,"high":130.1,"low":130.1,"tick":"up","last_trade_price":130.1,"last_trade_time":"2026-02-18T09:44:10","percent_change":5.68644,"prev_day_close":131.650001525879},{"option":"SPX260515P07070000","bid":289.0,"bid_size":20.0,"ask":290.9,"ask_size":15.0,"iv":0.1477,"open_interest":9.0,"volume":0.0,"delta":-0.6164,"gamma":0.0008,"vega":12.6459,"theta":-1.0196,"rho":-10.6155,"theo":289.4603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":235.6,"last_trade_time":"2026-02-10T14:06:34","percent_change":0.0,"prev_day_close":275.650009155273},{"option":"SPX260515C07075000","bid":122.4,"bid_size":53.0,"ask":123.7,"ask_size":38.0,"iv":0.1472,"open_interest":704.0,"volume":33.0,"delta":0.3795,"gamma":0.0008,"vega":12.6059,"theta":-1.055,"rho":5.8239,"theo":122.6239,"change":15.88,"open":139.41,"high":139.41,"low":136.68,"tick":"no_change","last_trade_price":136.68,"last_trade_time":"2026-02-18T11:54:28","percent_change":13.1457,"prev_day_close":129.099998474121},{"option":"SPX260515P07075000","bid":291.6,"bid_size":18.0,"ask":293.5,"ask_size":14.0,"iv":0.1472,"open_interest":82.0,"volume":0.0,"delta":-0.6206,"gamma":0.0008,"vega":12.6059,"theta":-1.0117,"rho":-10.6908,"theo":292.0579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.5,"last_trade_time":"2026-02-13T15:10:01","percent_change":0.0,"prev_day_close":278.200012207031},{"option":"SPX260515C07080000","bid":119.9,"bid_size":59.0,"ask":121.4,"ask_size":42.0,"iv":0.1467,"open_interest":239.0,"volume":0.0,"delta":0.3753,"gamma":0.0008,"vega":12.5642,"theta":-1.0483,"rho":5.7598,"theo":120.2975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":124.0,"last_trade_time":"2026-02-13T14:47:26","percent_change":0.0,"prev_day_close":126.700000762939},{"option":"SPX260515P07080000","bid":294.3,"bid_size":18.0,"ask":296.4,"ask_size":18.0,"iv":0.1469,"open_interest":27.0,"volume":0.0,"delta":-0.6248,"gamma":0.0008,"vega":12.5642,"theta":-1.0036,"rho":-10.7666,"theo":294.6824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":272.2,"last_trade_time":"2026-01-23T09:51:30","percent_change":0.0,"prev_day_close":280.700012207031},{"option":"SPX260515C07085000","bid":117.6,"bid_size":55.0,"ask":119.1,"ask_size":53.0,"iv":0.1462,"open_interest":18.0,"volume":0.0,"delta":0.371,"gamma":0.0008,"vega":12.5208,"theta":-1.0414,"rho":5.6956,"theo":117.998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.71,"last_trade_time":"2026-02-05T10:29:31","percent_change":0.0,"prev_day_close":124.300003051758},{"option":"SPX260515P07085000","bid":296.9,"bid_size":14.0,"ask":299.1,"ask_size":12.0,"iv":0.1465,"open_interest":7.0,"volume":0.0,"delta":-0.6291,"gamma":0.0008,"vega":12.5208,"theta":-0.9955,"rho":-10.8425,"theo":297.334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":258.9,"last_trade_time":"2026-02-09T09:56:19","percent_change":0.0,"prev_day_close":283.299987792969},{"option":"SPX260515C07090000","bid":115.4,"bid_size":61.0,"ask":116.8,"ask_size":43.0,"iv":0.1458,"open_interest":43.0,"volume":0.0,"delta":0.3668,"gamma":0.0008,"vega":12.4759,"theta":-1.0345,"rho":5.6312,"theo":115.7258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":111.1,"last_trade_time":"2026-02-17T15:55:34","percent_change":0.0,"prev_day_close":122.049999237061},{"option":"SPX260515P07090000","bid":299.6,"bid_size":17.0,"ask":301.5,"ask_size":13.0,"iv":0.1459,"open_interest":75.0,"volume":0.0,"delta":-0.6333,"gamma":0.0008,"vega":12.4759,"theta":-0.9873,"rho":-10.9185,"theo":300.0127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.4,"last_trade_time":"2026-02-12T13:40:06","percent_change":0.0,"prev_day_close":285.849990844727},{"option":"SPX260515C07100000","bid":111.0,"bid_size":92.0,"ask":112.3,"ask_size":93.0,"iv":0.1448,"open_interest":10742.0,"volume":55.0,"delta":0.3583,"gamma":0.0008,"vega":12.3815,"theta":-1.0203,"rho":5.5029,"theo":111.2631,"change":16.25,"open":113.0,"high":127.0,"low":113.0,"tick":"no_change","last_trade_price":125.85,"last_trade_time":"2026-02-18T12:52:44","percent_change":14.8266,"prev_day_close":117.400001525879},{"option":"SPX260515P07100000","bid":305.0,"bid_size":16.0,"ask":306.9,"ask_size":12.0,"iv":0.1449,"open_interest":939.0,"volume":0.0,"delta":-0.6418,"gamma":0.0008,"vega":12.3815,"theta":-0.9706,"rho":-11.0702,"theo":305.452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":315.43,"last_trade_time":"2026-02-17T15:39:21","percent_change":0.0,"prev_day_close":291.100006103516},{"option":"SPX260515C07110000","bid":106.5,"bid_size":47.0,"ask":107.9,"ask_size":41.0,"iv":0.1438,"open_interest":30.0,"volume":2.0,"delta":0.3498,"gamma":0.0008,"vega":12.2819,"theta":-1.0058,"rho":5.3756,"theo":106.9094,"change":15.9,"open":121.25,"high":121.25,"low":121.25,"tick":"up","last_trade_price":121.25,"last_trade_time":"2026-02-18T11:22:00","percent_change":15.0925,"prev_day_close":112.850002288818},{"option":"SPX260515P07110000","bid":309.1,"bid_size":7.0,"ask":313.5,"ask_size":10.0,"iv":0.1439,"open_interest":0.0,"volume":0.0,"delta":-0.6504,"gamma":0.0008,"vega":12.2819,"theta":-0.9535,"rho":-11.2207,"theo":311.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":360.36,"last_trade_time":"2025-12-15T12:59:06","percent_change":0.0,"prev_day_close":296.5},{"option":"SPX260515C07120000","bid":102.4,"bid_size":69.0,"ask":103.7,"ask_size":62.0,"iv":0.143,"open_interest":42.0,"volume":2.0,"delta":0.3412,"gamma":0.0008,"vega":12.1772,"theta":-0.9908,"rho":5.2494,"theo":102.6644,"change":11.75,"open":112.9,"high":112.9,"low":112.9,"tick":"up","last_trade_price":112.9,"last_trade_time":"2026-02-18T13:59:17","percent_change":11.6164,"prev_day_close":108.400001525879},{"option":"SPX260515P07120000","bid":314.5,"bid_size":3.0,"ask":319.9,"ask_size":8.0,"iv":0.1432,"open_interest":10.0,"volume":0.0,"delta":-0.6589,"gamma":0.0008,"vega":12.1772,"theta":-0.936,"rho":-11.3702,"theo":316.6573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":320.5,"last_trade_time":"2026-02-06T10:08:20","percent_change":0.0,"prev_day_close":302.050003051758},{"option":"SPX260515C07125000","bid":100.2,"bid_size":74.0,"ask":101.6,"ask_size":81.0,"iv":0.1425,"open_interest":1230.0,"volume":21.0,"delta":0.337,"gamma":0.0008,"vega":12.123,"theta":-0.9832,"rho":5.1864,"theo":100.5827,"change":16.09,"open":115.19,"high":115.19,"low":115.19,"tick":"up","last_trade_price":115.19,"last_trade_time":"2026-02-18T11:31:24","percent_change":16.2361,"prev_day_close":106.199996948242},{"option":"SPX260515P07125000","bid":317.3,"bid_size":3.0,"ask":322.6,"ask_size":5.0,"iv":0.1426,"open_interest":61.0,"volume":0.0,"delta":-0.6631,"gamma":0.0008,"vega":12.123,"theta":-0.9272,"rho":-11.4449,"theo":319.5265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.5,"last_trade_time":"2026-02-06T13:57:38","percent_change":0.0,"prev_day_close":304.75},{"option":"SPX260515C07130000","bid":98.3,"bid_size":50.0,"ask":99.5,"ask_size":48.0,"iv":0.1422,"open_interest":124.0,"volume":0.0,"delta":0.3327,"gamma":0.0008,"vega":12.0673,"theta":-0.9756,"rho":5.1233,"theo":98.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.7,"last_trade_time":"2026-02-12T13:16:35","percent_change":0.0,"prev_day_close":104.099998474121},{"option":"SPX260515P07130000","bid":320.1,"bid_size":3.0,"ask":325.5,"ask_size":5.0,"iv":0.1422,"open_interest":7.0,"volume":0.0,"delta":-0.6674,"gamma":0.0008,"vega":12.0673,"theta":-0.9183,"rho":-11.5196,"theo":322.423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.8,"last_trade_time":"2025-12-12T10:04:14","percent_change":0.0,"prev_day_close":307.600006103516},{"option":"SPX260515C07140000","bid":94.1,"bid_size":68.0,"ask":95.5,"ask_size":68.0,"iv":0.1412,"open_interest":70.0,"volume":0.0,"delta":0.3242,"gamma":0.0008,"vega":11.9511,"theta":-0.96,"rho":4.9963,"theo":94.501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":96.6,"last_trade_time":"2026-02-17T13:44:10","percent_change":0.0,"prev_day_close":99.8500022888184},{"option":"SPX260515P07140000","bid":326.0,"bid_size":3.0,"ask":331.8,"ask_size":88.0,"iv":0.1415,"open_interest":8.0,"volume":0.0,"delta":-0.6759,"gamma":0.0008,"vega":11.9511,"theta":-0.9002,"rho":-11.67,"theo":328.2978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.7,"last_trade_time":"2026-01-23T09:51:34","percent_change":0.0,"prev_day_close":313.25},{"option":"SPX260515C07150000","bid":90.3,"bid_size":83.0,"ask":91.5,"ask_size":94.0,"iv":0.1404,"open_interest":7587.0,"volume":57.0,"delta":0.3157,"gamma":0.0008,"vega":11.828,"theta":-0.9441,"rho":4.8677,"theo":90.584,"change":8.95,"open":93.4,"high":105.4,"low":92.3,"tick":"no_change","last_trade_price":93.46,"last_trade_time":"2026-02-18T15:32:07","percent_change":10.028,"prev_day_close":95.75},{"option":"SPX260515P07150000","bid":332.0,"bid_size":3.0,"ask":337.2,"ask_size":3.0,"iv":0.1404,"open_interest":123.0,"volume":2.0,"delta":-0.6844,"gamma":0.0008,"vega":11.828,"theta":-0.8818,"rho":-11.8218,"theo":334.2828,"change":-14.8,"open":323.6,"high":323.6,"low":323.6,"tick":"up","last_trade_price":323.6,"last_trade_time":"2026-02-18T09:43:09","percent_change":-4.37353,"prev_day_close":319.100006103516},{"option":"SPX260515C07160000","bid":86.5,"bid_size":56.0,"ask":87.7,"ask_size":79.0,"iv":0.1396,"open_interest":42.0,"volume":0.0,"delta":0.3073,"gamma":0.0008,"vega":11.6974,"theta":-0.928,"rho":4.7383,"theo":86.7781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.7,"last_trade_time":"2026-02-12T13:24:14","percent_change":0.0,"prev_day_close":91.75},{"option":"SPX260515P07160000","bid":338.1,"bid_size":3.0,"ask":343.6,"ask_size":8.0,"iv":0.1397,"open_interest":29.0,"volume":0.0,"delta":-0.6928,"gamma":0.0008,"vega":11.6974,"theta":-0.863,"rho":-11.9746,"theo":340.3788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.75,"last_trade_time":"2026-01-09T15:21:33","percent_change":0.0,"prev_day_close":325.0},{"option":"SPX260515C07170000","bid":82.8,"bid_size":33.0,"ask":84.0,"ask_size":81.0,"iv":0.1388,"open_interest":72.0,"volume":0.0,"delta":0.2989,"gamma":0.0008,"vega":11.5603,"theta":-0.9115,"rho":4.609,"theo":83.0831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.7,"last_trade_time":"2026-02-17T15:30:54","percent_change":0.0,"prev_day_close":87.8500022888184},{"option":"SPX260515P07170000","bid":344.3,"bid_size":3.0,"ask":349.8,"ask_size":5.0,"iv":0.139,"open_interest":4.0,"volume":0.0,"delta":-0.7012,"gamma":0.0008,"vega":11.5603,"theta":-0.844,"rho":-12.1272,"theo":346.5859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":331.0},{"option":"SPX260515C07175000","bid":81.0,"bid_size":45.0,"ask":82.1,"ask_size":76.0,"iv":0.1384,"open_interest":465.0,"volume":0.0,"delta":0.2947,"gamma":0.0008,"vega":11.4896,"theta":-0.9032,"rho":4.5449,"theo":81.2771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.12,"last_trade_time":"2026-02-13T14:19:52","percent_change":0.0,"prev_day_close":85.9500007629394},{"option":"SPX260515P07175000","bid":347.5,"bid_size":3.0,"ask":352.8,"ask_size":5.0,"iv":0.1386,"open_interest":418.0,"volume":0.0,"delta":-0.7054,"gamma":0.0008,"vega":11.4896,"theta":-0.8344,"rho":-12.2029,"theo":349.7308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.61,"last_trade_time":"2026-02-17T09:59:57","percent_change":0.0,"prev_day_close":334.0},{"option":"SPX260515C07180000","bid":79.2,"bid_size":45.0,"ask":80.3,"ask_size":82.0,"iv":0.1379,"open_interest":171.0,"volume":14.0,"delta":0.2905,"gamma":0.0008,"vega":11.4177,"theta":-0.8948,"rho":4.4814,"theo":79.4983,"change":5.75,"open":92.02,"high":92.02,"low":84.0,"tick":"down","last_trade_price":84.0,"last_trade_time":"2026-02-18T15:44:12","percent_change":7.34824,"prev_day_close":84.0499992370606},{"option":"SPX260515P07180000","bid":350.6,"bid_size":3.0,"ask":356.1,"ask_size":3.0,"iv":0.1382,"open_interest":16.0,"volume":0.0,"delta":-0.7096,"gamma":0.0008,"vega":11.4177,"theta":-0.8248,"rho":-12.2781,"theo":352.903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":314.4,"last_trade_time":"2026-01-23T10:05:35","percent_change":0.0,"prev_day_close":337.100006103516},{"option":"SPX260515C07190000","bid":75.7,"bid_size":35.0,"ask":76.8,"ask_size":84.0,"iv":0.1371,"open_interest":561.0,"volume":0.0,"delta":0.2822,"gamma":0.0007,"vega":11.2709,"theta":-0.8778,"rho":4.356,"theo":76.0218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":73.95,"last_trade_time":"2026-02-17T15:48:30","percent_change":0.0,"prev_day_close":80.4500007629394},{"option":"SPX260515P07190000","bid":356.7,"bid_size":3.0,"ask":362.5,"ask_size":3.0,"iv":0.1372,"open_interest":7.0,"volume":0.0,"delta":-0.7179,"gamma":0.0007,"vega":11.2709,"theta":-0.8052,"rho":-12.4269,"theo":359.3285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":328.89,"last_trade_time":"2025-12-24T10:05:58","percent_change":0.0,"prev_day_close":343.349990844727},{"option":"SPX260515C07200000","bid":72.3,"bid_size":99.0,"ask":73.4,"ask_size":121.0,"iv":0.1364,"open_interest":6067.0,"volume":133.0,"delta":0.2739,"gamma":0.0007,"vega":11.1204,"theta":-0.8605,"rho":4.2322,"theo":72.652,"change":3.3,"open":74.76,"high":84.7,"low":74.76,"tick":"down","last_trade_price":74.8,"last_trade_time":"2026-02-18T15:32:53","percent_change":4.61538,"prev_day_close":76.8500022888184},{"option":"SPX260515P07200000","bid":363.1,"bid_size":3.0,"ask":368.8,"ask_size":3.0,"iv":0.1362,"open_interest":266.0,"volume":0.0,"delta":-0.7262,"gamma":0.0007,"vega":11.1204,"theta":-0.7855,"rho":-12.5739,"theo":365.8607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":365.1,"last_trade_time":"2026-02-12T13:40:22","percent_change":0.0,"prev_day_close":349.699996948242},{"option":"SPX260515C07210000","bid":69.1,"bid_size":37.0,"ask":70.1,"ask_size":85.0,"iv":0.1356,"open_interest":58.0,"volume":0.0,"delta":0.2657,"gamma":0.0007,"vega":10.9655,"theta":-0.8431,"rho":4.1089,"theo":69.3878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":65.8,"last_trade_time":"2026-02-17T15:56:05","percent_change":0.0,"prev_day_close":73.4000015258789},{"option":"SPX260515P07210000","bid":369.8,"bid_size":3.0,"ask":375.7,"ask_size":3.0,"iv":0.1356,"open_interest":0.0,"volume":0.0,"delta":-0.7344,"gamma":0.0007,"vega":10.9655,"theta":-0.7655,"rho":-12.7205,"theo":372.4985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":356.150009155273},{"option":"SPX260515C07220000","bid":65.9,"bid_size":36.0,"ask":67.0,"ask_size":93.0,"iv":0.1349,"open_interest":67.0,"volume":0.0,"delta":0.2576,"gamma":0.0007,"vega":10.8051,"theta":-0.8255,"rho":3.9852,"theo":66.2289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.3,"last_trade_time":"2026-02-17T15:31:22","percent_change":0.0,"prev_day_close":70.0499992370606},{"option":"SPX260515P07220000","bid":376.8,"bid_size":3.0,"ask":382.5,"ask_size":5.0,"iv":0.1351,"open_interest":4.0,"volume":0.0,"delta":-0.7425,"gamma":0.0007,"vega":10.8051,"theta":-0.7453,"rho":-12.8675,"theo":379.2415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":380.5,"last_trade_time":"2025-12-12T09:52:32","percent_change":0.0,"prev_day_close":362.75},{"option":"SPX260515C07225000","bid":64.3,"bid_size":42.0,"ask":65.4,"ask_size":103.0,"iv":0.1345,"open_interest":2242.0,"volume":85.0,"delta":0.2536,"gamma":0.0007,"vega":10.7225,"theta":-0.8166,"rho":3.9232,"theo":64.6889,"change":6.99,"open":73.67,"high":76.29,"low":70.59,"tick":"no_change","last_trade_price":70.59,"last_trade_time":"2026-02-18T14:13:43","percent_change":10.9906,"prev_day_close":68.4500007629394},{"option":"SPX260515P07225000","bid":380.2,"bid_size":3.0,"ask":385.9,"ask_size":5.0,"iv":0.1348,"open_interest":55.0,"volume":0.0,"delta":-0.7465,"gamma":0.0007,"vega":10.7225,"theta":-0.7352,"rho":-12.9413,"theo":382.6525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":360.35,"last_trade_time":"2026-02-12T11:11:29","percent_change":0.0,"prev_day_close":366.050003051758},{"option":"SPX260515C07230000","bid":62.8,"bid_size":38.0,"ask":63.9,"ask_size":96.0,"iv":0.1341,"open_interest":237.0,"volume":170.0,"delta":0.2496,"gamma":0.0007,"vega":10.6383,"theta":-0.8077,"rho":3.8611,"theo":63.1751,"change":3.9,"open":73.02,"high":73.02,"low":66.0,"tick":"no_change","last_trade_price":66.0,"last_trade_time":"2026-02-18T15:40:43","percent_change":6.28019,"prev_day_close":66.8500022888184},{"option":"SPX260515P07230000","bid":383.6,"bid_size":3.0,"ask":389.3,"ask_size":3.0,"iv":0.1344,"open_interest":1.0,"volume":0.0,"delta":-0.7505,"gamma":0.0007,"vega":10.6383,"theta":-0.725,"rho":-13.015,"theo":386.0898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":409.04,"last_trade_time":"2026-02-13T09:45:32","percent_change":0.0,"prev_day_close":369.399993896484},{"option":"SPX260515C07240000","bid":59.8,"bid_size":43.0,"ask":60.9,"ask_size":87.0,"iv":0.1334,"open_interest":227.0,"volume":160.0,"delta":0.2416,"gamma":0.0007,"vega":10.4652,"theta":-0.7897,"rho":3.7377,"theo":60.226,"change":10.8,"open":70.0,"high":70.0,"low":70.0,"tick":"no_change","last_trade_price":70.0,"last_trade_time":"2026-02-18T11:20:30","percent_change":18.2432,"prev_day_close":63.6999988555908},{"option":"SPX260515P07240000","bid":390.1,"bid_size":3.0,"ask":396.2,"ask_size":3.0,"iv":0.1334,"open_interest":1.0,"volume":0.0,"delta":-0.7585,"gamma":0.0007,"vega":10.4652,"theta":-0.7045,"rho":-13.1617,"theo":393.0426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.3,"last_trade_time":"2025-12-23T10:34:07","percent_change":0.0,"prev_day_close":375.599990844727},{"option":"SPX260515C07250000","bid":57.0,"bid_size":68.0,"ask":58.0,"ask_size":111.0,"iv":0.1327,"open_interest":4936.0,"volume":71.0,"delta":0.2338,"gamma":0.0007,"vega":10.2872,"theta":-0.7716,"rho":3.6164,"theo":57.3801,"change":3.4,"open":59.0,"high":66.29,"low":58.7,"tick":"down","last_trade_price":59.85,"last_trade_time":"2026-02-18T15:01:41","percent_change":6.02303,"prev_day_close":60.6999988555908},{"option":"SPX260515P07250000","bid":397.2,"bid_size":3.0,"ask":403.0,"ask_size":3.0,"iv":0.1326,"open_interest":22.0,"volume":0.0,"delta":-0.7664,"gamma":0.0007,"vega":10.2872,"theta":-0.6839,"rho":-13.3063,"theo":400.0986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":387.1,"last_trade_time":"2026-02-03T13:57:01","percent_change":0.0,"prev_day_close":382.399993896484},{"option":"SPX260515C07260000","bid":54.2,"bid_size":46.0,"ask":55.3,"ask_size":69.0,"iv":0.132,"open_interest":88.0,"volume":16.0,"delta":0.226,"gamma":0.0007,"vega":10.1062,"theta":-0.7534,"rho":3.4981,"theo":54.635,"change":8.56,"open":62.23,"high":62.26,"low":62.2,"tick":"up","last_trade_price":62.26,"last_trade_time":"2026-02-18T12:45:54","percent_change":15.9404,"prev_day_close":57.8000011444092},{"option":"SPX260515P07260000","bid":404.3,"bid_size":3.0,"ask":410.4,"ask_size":5.0,"iv":0.132,"open_interest":0.0,"volume":0.0,"delta":-0.7741,"gamma":0.0007,"vega":10.1062,"theta":-0.6632,"rho":-13.4479,"theo":407.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.199996948242},{"option":"SPX260515C07270000","bid":51.5,"bid_size":74.0,"ask":52.6,"ask_size":70.0,"iv":0.1313,"open_interest":23.0,"volume":16.0,"delta":0.2184,"gamma":0.0007,"vega":9.9232,"theta":-0.7352,"rho":3.3824,"theo":51.9884,"change":9.72,"open":61.48,"high":61.48,"low":60.75,"tick":"up","last_trade_price":60.82,"last_trade_time":"2026-02-18T13:05:02","percent_change":19.0215,"prev_day_close":55.0500011444092},{"option":"SPX260515P07270000","bid":411.9,"bid_size":3.0,"ask":417.7,"ask_size":5.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":-0.7817,"gamma":0.0007,"vega":9.9232,"theta":-0.6424,"rho":-13.5869,"theo":414.5109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":396.199996948242},{"option":"SPX260515C07275000","bid":50.2,"bid_size":109.0,"ask":51.3,"ask_size":73.0,"iv":0.131,"open_interest":836.0,"volume":16.0,"delta":0.2146,"gamma":0.0007,"vega":9.831,"theta":-0.726,"rho":3.3252,"theo":50.7014,"change":8.51,"open":58.89,"high":58.89,"low":58.3,"tick":"up","last_trade_price":58.36,"last_trade_time":"2026-02-18T12:36:09","percent_change":17.0712,"prev_day_close":53.6999988555908},{"option":"SPX260515P07275000","bid":415.5,"bid_size":3.0,"ask":421.4,"ask_size":3.0,"iv":0.1313,"open_interest":16.0,"volume":0.0,"delta":-0.7855,"gamma":0.0007,"vega":9.831,"theta":-0.6319,"rho":-13.6558,"theo":418.1749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":431.39,"last_trade_time":"2025-12-11T11:56:54","percent_change":0.0,"prev_day_close":399.800003051758},{"option":"SPX260515C07280000","bid":49.0,"bid_size":58.0,"ask":50.0,"ask_size":72.0,"iv":0.1307,"open_interest":40.0,"volume":0.0,"delta":0.2108,"gamma":0.0007,"vega":9.7382,"theta":-0.7168,"rho":3.2682,"theo":49.4385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.2,"last_trade_time":"2026-02-17T15:59:30","percent_change":0.0,"prev_day_close":52.3500003814697},{"option":"SPX260515P07280000","bid":419.1,"bid_size":3.0,"ask":425.1,"ask_size":5.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.7893,"gamma":0.0007,"vega":9.7382,"theta":-0.6215,"rho":-13.7244,"theo":421.863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":403.5},{"option":"SPX260515C07290000","bid":46.5,"bid_size":79.0,"ask":47.6,"ask_size":83.0,"iv":0.13,"open_interest":294.0,"volume":1.0,"delta":0.2034,"gamma":0.0007,"vega":9.55,"theta":-0.6985,"rho":3.1545,"theo":46.9845,"change":2.85,"open":49.0,"high":49.0,"low":49.0,"tick":"down","last_trade_price":49.0,"last_trade_time":"2026-02-18T15:40:16","percent_change":6.17552,"prev_day_close":49.75},{"option":"SPX260515P07290000","bid":426.2,"bid_size":3.0,"ask":432.8,"ask_size":3.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":-0.7967,"gamma":0.0007,"vega":9.55,"theta":-0.6006,"rho":-13.8615,"theo":429.311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.75},{"option":"SPX260515C07300000","bid":44.2,"bid_size":149.0,"ask":45.2,"ask_size":124.0,"iv":0.1294,"open_interest":3758.0,"volume":204.0,"delta":0.1961,"gamma":0.0006,"vega":9.3574,"theta":-0.6801,"rho":3.0411,"theo":44.6257,"change":4.15,"open":46.02,"high":51.85,"low":46.02,"tick":"up","last_trade_price":48.0,"last_trade_time":"2026-02-18T16:05:32","percent_change":9.46408,"prev_day_close":47.25},{"option":"SPX260515P07300000","bid":433.8,"bid_size":3.0,"ask":439.9,"ask_size":3.0,"iv":0.1294,"open_interest":27.0,"volume":0.0,"delta":-0.804,"gamma":0.0006,"vega":9.3574,"theta":-0.5797,"rho":-13.9982,"theo":436.8541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":491.67,"last_trade_time":"2026-02-05T16:12:15","percent_change":0.0,"prev_day_close":418.349990844727},{"option":"SPX260515C07310000","bid":41.9,"bid_size":126.0,"ask":42.9,"ask_size":85.0,"iv":0.1288,"open_interest":50.0,"volume":5.0,"delta":0.189,"gamma":0.0006,"vega":9.1602,"theta":-0.6617,"rho":2.9293,"theo":42.361,"change":7.15,"open":48.59,"high":48.8,"low":48.59,"tick":"up","last_trade_price":48.8,"last_trade_time":"2026-02-18T12:50:15","percent_change":17.1669,"prev_day_close":44.8999996185303},{"option":"SPX260515P07310000","bid":441.7,"bid_size":3.0,"ask":447.9,"ask_size":5.0,"iv":0.1292,"open_interest":5.0,"volume":0.0,"delta":-0.8112,"gamma":0.0006,"vega":9.1602,"theta":-0.5588,"rho":-14.1333,"theo":444.4915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":425.699996948242},{"option":"SPX260515C07320000","bid":39.7,"bid_size":126.0,"ask":40.7,"ask_size":87.0,"iv":0.1282,"open_interest":23.0,"volume":0.0,"delta":0.1819,"gamma":0.0006,"vega":8.9597,"theta":-0.6434,"rho":2.8202,"theo":40.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":39.0,"last_trade_time":"2026-02-17T15:30:57","percent_change":0.0,"prev_day_close":42.6000003814697},{"option":"SPX260515P07320000","bid":449.1,"bid_size":3.0,"ask":455.5,"ask_size":5.0,"iv":0.1283,"open_interest":0.0,"volume":0.0,"delta":-0.8182,"gamma":0.0006,"vega":8.9597,"theta":-0.538,"rho":-14.2657,"theo":452.2211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.25},{"option":"SPX260515C07325000","bid":38.7,"bid_size":132.0,"ask":39.7,"ask_size":99.0,"iv":0.128,"open_interest":992.0,"volume":0.0,"delta":0.1785,"gamma":0.0006,"vega":8.8588,"theta":-0.6343,"rho":2.767,"theo":39.1364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.9,"last_trade_time":"2026-02-17T09:45:03","percent_change":0.0,"prev_day_close":41.5},{"option":"SPX260515P07325000","bid":453.1,"bid_size":3.0,"ask":459.5,"ask_size":5.0,"iv":0.1281,"open_interest":8.0,"volume":0.0,"delta":-0.8216,"gamma":0.0006,"vega":8.8588,"theta":-0.5276,"rho":-14.3305,"theo":456.1198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":360.17,"last_trade_time":"2026-02-10T12:51:47","percent_change":0.0,"prev_day_close":437.149993896484},{"option":"SPX260515C07330000","bid":37.7,"bid_size":60.0,"ask":38.6,"ask_size":91.0,"iv":0.1277,"open_interest":31.0,"volume":0.0,"delta":0.1751,"gamma":0.0006,"vega":8.7579,"theta":-0.6252,"rho":2.7147,"theo":38.1062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":37.0,"last_trade_time":"2026-02-17T11:31:10","percent_change":0.0,"prev_day_close":40.3999996185303},{"option":"SPX260515P07330000","bid":457.2,"bid_size":3.0,"ask":463.3,"ask_size":5.0,"iv":0.1279,"open_interest":0.0,"volume":0.0,"delta":-0.825,"gamma":0.0006,"vega":8.7579,"theta":-0.5172,"rho":-14.3945,"theo":460.0406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":441.0},{"option":"SPX260515C07340000","bid":35.7,"bid_size":125.0,"ask":36.6,"ask_size":92.0,"iv":0.1271,"open_interest":56.0,"volume":0.0,"delta":0.1683,"gamma":0.0006,"vega":8.5564,"theta":-0.607,"rho":2.6123,"theo":36.1107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.15,"last_trade_time":"2026-02-17T10:07:56","percent_change":0.0,"prev_day_close":38.3000011444092},{"option":"SPX260515P07340000","bid":464.7,"bid_size":3.0,"ask":471.4,"ask_size":8.0,"iv":0.1272,"open_interest":0.0,"volume":0.0,"delta":-0.8318,"gamma":0.0006,"vega":8.5564,"theta":-0.4965,"rho":-14.5202,"theo":467.947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.800003051758},{"option":"SPX260515C07350000","bid":33.8,"bid_size":132.0,"ask":34.7,"ask_size":92.0,"iv":0.1266,"open_interest":3466.0,"volume":130.0,"delta":0.1618,"gamma":0.0006,"vega":8.3552,"theta":-0.589,"rho":2.5119,"theo":34.2002,"change":3.05,"open":36.1,"high":40.0,"low":35.36,"tick":"up","last_trade_price":36.7,"last_trade_time":"2026-02-18T16:13:52","percent_change":9.06389,"prev_day_close":36.2999992370606},{"option":"SPX260515P07350000","bid":472.8,"bid_size":3.0,"ask":479.2,"ask_size":3.0,"iv":0.1266,"open_interest":6.0,"volume":0.0,"delta":-0.8384,"gamma":0.0006,"vega":8.3552,"theta":-0.4759,"rho":-14.6439,"theo":475.9385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":456.54,"last_trade_time":"2025-12-11T13:51:20","percent_change":0.0,"prev_day_close":456.949996948242},{"option":"SPX260515C07360000","bid":32.0,"bid_size":134.0,"ask":32.9,"ask_size":105.0,"iv":0.1261,"open_interest":170.0,"volume":0.0,"delta":0.1553,"gamma":0.0006,"vega":8.1535,"theta":-0.5711,"rho":2.4126,"theo":32.3733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.32,"last_trade_time":"2026-02-13T11:31:22","percent_change":0.0,"prev_day_close":34.3999996185303},{"option":"SPX260515P07360000","bid":480.8,"bid_size":3.0,"ask":487.3,"ask_size":3.0,"iv":0.1261,"open_interest":0.0,"volume":0.0,"delta":-0.8448,"gamma":0.0006,"vega":8.1535,"theta":-0.4555,"rho":-14.7665,"theo":484.0136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.699996948242},{"option":"SPX260515C07370000","bid":30.2,"bid_size":180.0,"ask":31.1,"ask_size":97.0,"iv":0.1256,"open_interest":1022.0,"volume":0.0,"delta":0.1491,"gamma":0.0006,"vega":7.95,"theta":-0.5534,"rho":2.3146,"theo":30.629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.8,"last_trade_time":"2026-02-17T15:30:55","percent_change":0.0,"prev_day_close":32.5500011444092},{"option":"SPX260515P07370000","bid":489.2,"bid_size":3.0,"ask":495.5,"ask_size":3.0,"iv":0.1259,"open_interest":0.0,"volume":0.0,"delta":-0.851,"gamma":0.0006,"vega":7.95,"theta":-0.4353,"rho":-14.8878,"theo":492.1713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.75},{"option":"SPX260515C07375000","bid":29.5,"bid_size":129.0,"ask":30.3,"ask_size":155.0,"iv":0.1254,"open_interest":1107.0,"volume":26.0,"delta":0.146,"gamma":0.0006,"vega":7.8474,"theta":-0.5447,"rho":2.2663,"theo":29.7874,"change":3.76,"open":34.3,"high":34.3,"low":33.16,"tick":"no_change","last_trade_price":33.16,"last_trade_time":"2026-02-18T15:54:26","percent_change":12.7891,"prev_day_close":31.6499996185303},{"option":"SPX260515P07375000","bid":493.3,"bid_size":3.0,"ask":499.6,"ask_size":3.0,"iv":0.1256,"open_interest":1.0,"volume":0.0,"delta":-0.8541,"gamma":0.0006,"vega":7.8474,"theta":-0.4252,"rho":-14.9478,"theo":496.2806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":524.75,"last_trade_time":"2025-11-12T09:59:50","percent_change":0.0,"prev_day_close":476.800003051758},{"option":"SPX260515C07380000","bid":28.6,"bid_size":135.0,"ask":29.5,"ask_size":107.0,"iv":0.1252,"open_interest":94.0,"volume":0.0,"delta":0.143,"gamma":0.0005,"vega":7.7445,"theta":-0.536,"rho":2.2188,"theo":28.9657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.4,"last_trade_time":"2026-02-13T14:17:15","percent_change":0.0,"prev_day_close":30.8000001907349},{"option":"SPX260515P07380000","bid":497.6,"bid_size":3.0,"ask":503.8,"ask_size":3.0,"iv":0.1254,"open_interest":0.0,"volume":0.0,"delta":-0.8571,"gamma":0.0005,"vega":7.7445,"theta":-0.4153,"rho":-15.0069,"theo":500.4099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":480.949996948242},{"option":"SPX260515C07390000","bid":27.0,"bid_size":139.0,"ask":27.9,"ask_size":109.0,"iv":0.1247,"open_interest":103.0,"volume":0.0,"delta":0.137,"gamma":0.0005,"vega":7.5381,"theta":-0.5187,"rho":2.1264,"theo":27.3809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":33.35,"last_trade_time":"2026-02-12T13:45:32","percent_change":0.0,"prev_day_close":29.1499996185303},{"option":"SPX260515P07390000","bid":505.6,"bid_size":3.0,"ask":512.3,"ask_size":3.0,"iv":0.1249,"open_interest":1.0,"volume":0.0,"delta":-0.8631,"gamma":0.0005,"vega":7.5381,"theta":-0.3955,"rho":-15.1226,"theo":508.7271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":419.72,"last_trade_time":"2026-01-26T13:43:12","percent_change":0.0,"prev_day_close":489.150009155273},{"option":"SPX260515C07400000","bid":25.7,"bid_size":93.0,"ask":26.4,"ask_size":154.0,"iv":0.1244,"open_interest":4344.0,"volume":270.0,"delta":0.1313,"gamma":0.0005,"vega":7.3327,"theta":-0.5017,"rho":2.0378,"theo":25.8717,"change":2.3,"open":26.85,"high":30.7,"low":26.85,"tick":"down","last_trade_price":27.9,"last_trade_time":"2026-02-18T16:13:52","percent_change":8.98438,"prev_day_close":27.5},{"option":"SPX260515P07400000","bid":514.2,"bid_size":3.0,"ask":520.5,"ask_size":3.0,"iv":0.1244,"open_interest":91.0,"volume":0.0,"delta":-0.8688,"gamma":0.0005,"vega":7.3327,"theta":-0.3759,"rho":-15.2346,"theo":517.1199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":452.43,"last_trade_time":"2026-01-30T15:44:41","percent_change":0.0,"prev_day_close":497.699996948242},{"option":"SPX260515C07410000","bid":24.1,"bid_size":148.0,"ask":24.9,"ask_size":48.0,"iv":0.1238,"open_interest":61.0,"volume":1.0,"delta":0.1257,"gamma":0.0005,"vega":7.1298,"theta":-0.4849,"rho":1.9524,"theo":24.4353,"change":1.3,"open":25.5,"high":25.5,"low":25.5,"tick":"up","last_trade_price":25.5,"last_trade_time":"2026-02-18T15:41:59","percent_change":5.3719,"prev_day_close":26.0},{"option":"SPX260515P07410000","bid":521.9,"bid_size":5.0,"ask":529.3,"ask_size":6.0,"iv":0.1237,"open_interest":0.0,"volume":0.0,"delta":-0.8744,"gamma":0.0005,"vega":7.1298,"theta":-0.3566,"rho":-15.3433,"theo":525.5855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":505.800003051758},{"option":"SPX260515C07420000","bid":22.8,"bid_size":122.0,"ask":23.6,"ask_size":50.0,"iv":0.1235,"open_interest":20.0,"volume":0.0,"delta":0.1203,"gamma":0.0005,"vega":6.9296,"theta":-0.4684,"rho":1.8691,"theo":23.0694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.7,"last_trade_time":"2026-02-17T15:30:33","percent_change":0.0,"prev_day_close":24.6499996185303},{"option":"SPX260515P07420000","bid":531.3,"bid_size":3.0,"ask":537.6,"ask_size":3.0,"iv":0.1238,"open_interest":1.0,"volume":0.0,"delta":-0.8798,"gamma":0.0005,"vega":6.9296,"theta":-0.3376,"rho":-15.4499,"theo":534.1216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":439.97,"last_trade_time":"2026-01-27T09:34:22","percent_change":0.0,"prev_day_close":514.300018310547},{"option":"SPX260515C07425000","bid":22.1,"bid_size":161.0,"ask":22.9,"ask_size":50.0,"iv":0.1232,"open_interest":585.0,"volume":2.0,"delta":0.1176,"gamma":0.0005,"vega":6.8303,"theta":-0.4603,"rho":1.8281,"theo":22.4124,"change":3.4,"open":26.7,"high":26.7,"low":25.6,"tick":"down","last_trade_price":25.6,"last_trade_time":"2026-02-18T13:45:53","percent_change":15.3153,"prev_day_close":23.9499998092651},{"option":"SPX260515P07425000","bid":534.7,"bid_size":5.0,"ask":541.9,"ask_size":3.0,"iv":0.1229,"open_interest":5.0,"volume":0.0,"delta":-0.8825,"gamma":0.0005,"vega":6.8303,"theta":-0.3282,"rho":-15.5025,"theo":538.4155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":444.04,"last_trade_time":"2026-01-26T14:30:27","percent_change":0.0,"prev_day_close":518.5},{"option":"SPX260515C07430000","bid":21.5,"bid_size":163.0,"ask":22.3,"ask_size":51.0,"iv":0.1231,"open_interest":81.0,"volume":0.0,"delta":0.115,"gamma":0.0005,"vega":6.7313,"theta":-0.4523,"rho":1.7875,"theo":21.7724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.22,"last_trade_time":"2026-02-13T11:31:22","percent_change":0.0,"prev_day_close":23.25},{"option":"SPX260515P07430000","bid":539.5,"bid_size":3.0,"ask":546.3,"ask_size":3.0,"iv":0.1232,"open_interest":1.0,"volume":0.0,"delta":-0.8851,"gamma":0.0005,"vega":6.7313,"theta":-0.3189,"rho":-15.5548,"theo":542.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":447.52,"last_trade_time":"2026-01-27T09:34:22","percent_change":0.0,"prev_day_close":522.950012207031},{"option":"SPX260515C07450000","bid":19.2,"bid_size":117.0,"ask":19.9,"ask_size":168.0,"iv":0.1224,"open_interest":4552.0,"volume":28.0,"delta":0.105,"gamma":0.0004,"vega":6.3373,"theta":-0.421,"rho":1.6306,"theo":19.3779,"change":3.78,"open":20.19,"high":23.03,"low":20.19,"tick":"up","last_trade_price":23.03,"last_trade_time":"2026-02-18T11:18:52","percent_change":19.6364,"prev_day_close":20.8000001907349},{"option":"SPX260515P07450000","bid":557.0,"bid_size":3.0,"ask":563.5,"ask_size":3.0,"iv":0.1223,"open_interest":2064.0,"volume":0.0,"delta":-0.8951,"gamma":0.0004,"vega":6.3373,"theta":-0.2825,"rho":-15.7584,"theo":560.136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":458.0,"last_trade_time":"2026-01-15T13:13:45","percent_change":0.0,"prev_day_close":540.349975585938},{"option":"SPX260515C07475000","bid":16.6,"bid_size":119.0,"ask":17.2,"ask_size":63.0,"iv":0.1216,"open_interest":490.0,"volume":2.0,"delta":0.0936,"gamma":0.0004,"vega":5.8557,"theta":-0.3839,"rho":1.4532,"theo":16.7324,"change":3.3,"open":16.8,"high":20.0,"low":16.8,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-18T11:05:08","percent_change":19.7605,"prev_day_close":17.9499998092651},{"option":"SPX260515P07475000","bid":579.1,"bid_size":3.0,"ask":585.9,"ask_size":3.0,"iv":0.1222,"open_interest":3.0,"volume":0.0,"delta":-0.9066,"gamma":0.0004,"vega":5.8557,"theta":-0.2391,"rho":-15.9941,"theo":582.2454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":489.75,"last_trade_time":"2026-01-07T12:01:39","percent_change":0.0,"prev_day_close":562.049987792969},{"option":"SPX260515C07500000","bid":14.4,"bid_size":71.0,"ask":14.9,"ask_size":97.0,"iv":0.1211,"open_interest":3435.0,"volume":34.0,"delta":0.0831,"gamma":0.0004,"vega":5.3994,"theta":-0.3492,"rho":1.2919,"theo":14.4346,"change":1.67,"open":15.08,"high":17.3,"low":15.08,"tick":"down","last_trade_price":16.12,"last_trade_time":"2026-02-18T14:34:25","percent_change":11.5571,"prev_day_close":15.4499998092651},{"option":"SPX260515P07500000","bid":602.5,"bid_size":3.0,"ask":608.5,"ask_size":3.0,"iv":0.1222,"open_interest":226.0,"volume":0.0,"delta":-0.917,"gamma":0.0004,"vega":5.3994,"theta":-0.198,"rho":-16.2136,"theo":604.7026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":608.8,"last_trade_time":"2026-02-12T12:59:32","percent_change":0.0,"prev_day_close":584.699981689453},{"option":"SPX260515C07525000","bid":12.3,"bid_size":131.0,"ask":12.9,"ask_size":86.0,"iv":0.1204,"open_interest":921.0,"volume":0.0,"delta":0.0738,"gamma":0.0004,"vega":4.9637,"theta":-0.317,"rho":1.1442,"theo":12.4522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.4,"last_trade_time":"2026-02-17T15:30:41","percent_change":0.0,"prev_day_close":13.3500003814697},{"option":"SPX260515P07525000","bid":624.3,"bid_size":2.0,"ask":631.2,"ask_size":2.0,"iv":0.1207,"open_interest":0.0,"volume":0.0,"delta":-0.9264,"gamma":0.0004,"vega":4.9637,"theta":-0.1596,"rho":-16.4196,"theo":627.4751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.399993896484},{"option":"SPX260515C07550000","bid":10.6,"bid_size":141.0,"ask":11.2,"ask_size":93.0,"iv":0.12,"open_interest":810.0,"volume":26.0,"delta":0.0654,"gamma":0.0003,"vega":4.5513,"theta":-0.2874,"rho":1.0148,"theo":10.7481,"change":2.2,"open":11.3,"high":12.95,"low":11.26,"tick":"up","last_trade_price":12.95,"last_trade_time":"2026-02-18T11:18:50","percent_change":20.4651,"prev_day_close":11.5500001907349},{"option":"SPX260515P07550000","bid":648.4,"bid_size":2.0,"ask":654.2,"ask_size":2.0,"iv":0.1214,"open_interest":0.0,"volume":0.0,"delta":-0.9348,"gamma":0.0003,"vega":4.5513,"theta":-0.1236,"rho":-16.6073,"theo":650.5259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":630.449981689453},{"option":"SPX260515C07575000","bid":9.2,"bid_size":60.0,"ask":9.7,"ask_size":98.0,"iv":0.1197,"open_interest":240.0,"volume":0.0,"delta":0.0579,"gamma":0.0003,"vega":4.1696,"theta":-0.2604,"rho":0.8984,"theo":9.2863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.3,"last_trade_time":"2026-02-17T15:30:35","percent_change":0.0,"prev_day_close":9.94999980926514},{"option":"SPX260515P07575000","bid":670.4,"bid_size":2.0,"ask":677.7,"ask_size":2.0,"iv":0.1199,"open_interest":2.0,"volume":0.0,"delta":-0.9422,"gamma":0.0003,"vega":4.1696,"theta":-0.0902,"rho":-16.7819,"theo":673.8191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":657.7,"last_trade_time":"2025-10-31T10:44:09","percent_change":0.0,"prev_day_close":653.600006103516},{"option":"SPX260515C07600000","bid":8.0,"bid_size":79.0,"ask":8.4,"ask_size":108.0,"iv":0.1196,"open_interest":3842.0,"volume":66.0,"delta":0.0513,"gamma":0.0003,"vega":3.8142,"theta":-0.2358,"rho":0.7942,"theo":8.0384,"change":0.6,"open":8.36,"high":9.73,"low":8.36,"tick":"no_change","last_trade_price":8.7,"last_trade_time":"2026-02-18T14:56:37","percent_change":7.40741,"prev_day_close":8.59999990463257},{"option":"SPX260515P07600000","bid":694.9,"bid_size":2.0,"ask":701.1,"ask_size":2.0,"iv":0.1216,"open_interest":3.0,"volume":0.0,"delta":-0.9488,"gamma":0.0003,"vega":3.8142,"theta":-0.0593,"rho":-16.9444,"theo":697.3261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":693.87,"last_trade_time":"2025-11-10T15:49:51","percent_change":0.0,"prev_day_close":676.949981689453},{"option":"SPX260515C07625000","bid":6.8,"bid_size":250.0,"ask":7.3,"ask_size":141.0,"iv":0.1193,"open_interest":518.0,"volume":5.0,"delta":0.0454,"gamma":0.0002,"vega":3.4849,"theta":-0.2136,"rho":0.7042,"theo":6.9735,"change":0.91,"open":7.91,"high":7.91,"low":7.91,"tick":"up","last_trade_price":7.91,"last_trade_time":"2026-02-18T14:34:25","percent_change":13.0,"prev_day_close":7.5},{"option":"SPX260515P07625000","bid":717.8,"bid_size":2.0,"ask":724.9,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9547,"gamma":0.0002,"vega":3.4849,"theta":-0.0308,"rho":-17.0927,"theo":721.0162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":700.649993896484},{"option":"SPX260515C07650000","bid":6.0,"bid_size":83.0,"ask":6.4,"ask_size":225.0,"iv":0.1195,"open_interest":1033.0,"volume":26.0,"delta":0.0403,"gamma":0.0002,"vega":3.1847,"theta":-0.1936,"rho":0.6242,"theo":6.0644,"change":1.2,"open":6.4,"high":7.3,"low":6.3,"tick":"up","last_trade_price":7.3,"last_trade_time":"2026-02-18T11:18:51","percent_change":19.6721,"prev_day_close":6.5},{"option":"SPX260515P07650000","bid":741.4,"bid_size":2.0,"ask":749.4,"ask_size":2.0,"iv":0.1209,"open_interest":0.0,"volume":0.0,"delta":-0.9598,"gamma":0.0002,"vega":3.1847,"theta":-0.0045,"rho":-17.2309,"theo":744.862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":724.799987792969},{"option":"SPX260515C07675000","bid":5.1,"bid_size":298.0,"ask":5.5,"ask_size":161.0,"iv":0.1192,"open_interest":575.0,"volume":0.0,"delta":0.0358,"gamma":0.0002,"vega":2.9105,"theta":-0.1756,"rho":0.553,"theo":5.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.3,"last_trade_time":"2026-02-17T15:30:44","percent_change":0.0,"prev_day_close":5.65000009536743},{"option":"SPX260515P07675000","bid":765.3,"bid_size":2.0,"ask":773.0,"ask_size":2.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.9644,"gamma":0.0002,"vega":2.9105,"theta":0.0,"rho":-17.3604,"theo":768.8422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.649993896484},{"option":"SPX260515C07700000","bid":4.5,"bid_size":132.0,"ask":4.8,"ask_size":176.0,"iv":0.1195,"open_interest":3499.0,"volume":26.0,"delta":0.0318,"gamma":0.0002,"vega":2.6594,"theta":-0.1595,"rho":0.4918,"theo":4.6284,"change":1.02,"open":4.76,"high":5.62,"low":4.76,"tick":"up","last_trade_price":5.62,"last_trade_time":"2026-02-18T12:27:14","percent_change":22.1739,"prev_day_close":4.95000004768372},{"option":"SPX260515P07700000","bid":789.2,"bid_size":2.0,"ask":796.8,"ask_size":2.0,"iv":0.1197,"open_interest":5.0,"volume":0.0,"delta":-0.9683,"gamma":0.0002,"vega":2.6594,"theta":0.0,"rho":-17.4799,"theo":792.9358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":717.4,"last_trade_time":"2026-01-08T15:03:41","percent_change":0.0,"prev_day_close":772.649993896484},{"option":"SPX260515C07725000","bid":3.9,"bid_size":95.0,"ask":4.3,"ask_size":267.0,"iv":0.1199,"open_interest":1131.0,"volume":0.0,"delta":0.0283,"gamma":0.0002,"vega":2.4314,"theta":-0.1451,"rho":0.4382,"theo":4.0617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-17T11:56:31","percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPX260515P07725000","bid":813.5,"bid_size":2.0,"ask":821.3,"ask_size":2.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.9718,"gamma":0.0002,"vega":2.4314,"theta":0.0,"rho":-17.5918,"theo":817.1242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":796.799987792969},{"option":"SPX260515C07750000","bid":3.4,"bid_size":178.0,"ask":3.8,"ask_size":300.0,"iv":0.1202,"open_interest":920.0,"volume":17.0,"delta":0.0253,"gamma":0.0001,"vega":2.2251,"theta":-0.1322,"rho":0.3902,"theo":3.5758,"change":0.75,"open":3.67,"high":4.3,"low":3.67,"tick":"up","last_trade_price":4.3,"last_trade_time":"2026-02-18T11:18:50","percent_change":21.1268,"prev_day_close":3.75},{"option":"SPX260515P07750000","bid":837.6,"bid_size":2.0,"ask":845.4,"ask_size":2.0,"iv":0.1207,"open_interest":1.0,"volume":0.0,"delta":-0.9748,"gamma":0.0001,"vega":2.2251,"theta":0.0,"rho":-17.698,"theo":841.3931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1035.31,"last_trade_time":"2025-11-20T12:24:11","percent_change":0.0,"prev_day_close":821.25},{"option":"SPX260515C07775000","bid":2.95,"bid_size":211.0,"ask":3.3,"ask_size":165.0,"iv":0.1204,"open_interest":1727.0,"volume":1.0,"delta":0.0226,"gamma":0.0001,"vega":2.0376,"theta":-0.1206,"rho":0.3483,"theo":3.1582,"change":0.67,"open":3.82,"high":3.82,"low":3.82,"tick":"up","last_trade_price":3.82,"last_trade_time":"2026-02-18T12:27:14","percent_change":21.2698,"prev_day_close":3.35000002384186},{"option":"SPX260515P07775000","bid":861.9,"bid_size":2.0,"ask":869.9,"ask_size":2.0,"iv":0.1215,"open_interest":0.0,"volume":0.0,"delta":-0.9775,"gamma":0.0001,"vega":2.0376,"theta":0.0,"rho":-17.7982,"theo":865.7305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":845.199981689453},{"option":"SPX260515C07800000","bid":2.6,"bid_size":234.0,"ask":2.95,"ask_size":303.0,"iv":0.121,"open_interest":4958.0,"volume":26.0,"delta":0.0202,"gamma":0.0001,"vega":1.867,"theta":-0.1102,"rho":0.3122,"theo":2.7977,"change":0.475,"open":2.95,"high":3.3,"low":2.95,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-18T12:22:31","percent_change":16.8142,"prev_day_close":2.94999992847443},{"option":"SPX260515P07800000","bid":886.5,"bid_size":2.0,"ask":894.3,"ask_size":2.0,"iv":0.1228,"open_interest":1.0,"volume":0.0,"delta":-0.9799,"gamma":0.0001,"vega":1.867,"theta":0.0,"rho":-17.8927,"theo":890.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":850.2,"last_trade_time":"2025-12-04T12:44:56","percent_change":0.0,"prev_day_close":869.700012207031},{"option":"SPX260515C07825000","bid":2.25,"bid_size":265.0,"ask":2.6,"ask_size":199.0,"iv":0.1212,"open_interest":432.0,"volume":0.0,"delta":0.0182,"gamma":0.0001,"vega":1.7124,"theta":-0.1008,"rho":0.28,"theo":2.4852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.47,"last_trade_time":"2026-02-17T13:11:01","percent_change":0.0,"prev_day_close":2.60000002384186},{"option":"SPX260515P07825000","bid":910.1,"bid_size":2.0,"ask":919.2,"ask_size":2.0,"iv":0.1222,"open_interest":0.0,"volume":0.0,"delta":-0.982,"gamma":0.0001,"vega":1.7124,"theta":0.0,"rho":-17.9831,"theo":914.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.200012207031},{"option":"SPX260515C07850000","bid":1.95,"bid_size":347.0,"ask":2.35,"ask_size":283.0,"iv":0.1218,"open_interest":1722.0,"volume":24.0,"delta":0.0163,"gamma":0.0001,"vega":1.5724,"theta":-0.0924,"rho":0.2512,"theo":2.2139,"change":0.4,"open":2.3,"high":2.6,"low":2.3,"tick":"no_change","last_trade_price":2.6,"last_trade_time":"2026-02-18T11:19:02","percent_change":18.1818,"prev_day_close":2.27500009536743},{"option":"SPX260515P07850000","bid":934.8,"bid_size":2.0,"ask":943.3,"ask_size":2.0,"iv":0.1223,"open_interest":0.0,"volume":0.0,"delta":-0.9838,"gamma":0.0001,"vega":1.5724,"theta":0.0,"rho":-18.0702,"theo":939.051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.650024414062},{"option":"SPX260515C07875000","bid":1.7,"bid_size":303.0,"ask":2.1,"ask_size":318.0,"iv":0.1223,"open_interest":4519.0,"volume":0.0,"delta":0.0147,"gamma":0.0001,"vega":1.4452,"theta":-0.0848,"rho":0.2259,"theo":1.978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.55,"last_trade_time":"2026-02-11T11:14:58","percent_change":0.0,"prev_day_close":2.02500003576279},{"option":"SPX260515P07875000","bid":959.9,"bid_size":2.0,"ask":967.8,"ask_size":2.0,"iv":0.1252,"open_interest":0.0,"volume":0.0,"delta":-0.9854,"gamma":0.0001,"vega":1.4452,"theta":0.0,"rho":-18.1538,"theo":963.5701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":943.150024414062},{"option":"SPX260515C07900000","bid":1.5,"bid_size":374.0,"ask":1.9,"ask_size":335.0,"iv":0.123,"open_interest":2662.0,"volume":21.0,"delta":0.0133,"gamma":0.0001,"vega":1.3296,"theta":-0.0779,"rho":0.2039,"theo":1.772,"change":0.3,"open":1.85,"high":2.05,"low":1.85,"tick":"no_change","last_trade_price":2.05,"last_trade_time":"2026-02-18T11:21:12","percent_change":17.1429,"prev_day_close":1.82500004768372},{"option":"SPX260515P07900000","bid":983.6,"bid_size":2.0,"ask":992.7,"ask_size":2.0,"iv":0.124,"open_interest":1.0,"volume":0.0,"delta":-0.9868,"gamma":0.0001,"vega":1.3296,"theta":0.0,"rho":-18.234,"theo":988.119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":873.64,"last_trade_time":"2026-01-26T12:49:43","percent_change":0.0,"prev_day_close":967.5},{"option":"SPX260515C07950000","bid":1.2,"bid_size":374.0,"ask":1.55,"ask_size":365.0,"iv":0.1246,"open_interest":28.0,"volume":19.0,"delta":0.0109,"gamma":0.0001,"vega":1.1292,"theta":-0.0662,"rho":0.1669,"theo":1.4333,"change":0.25,"open":1.5,"high":1.65,"low":1.5,"tick":"no_change","last_trade_price":1.65,"last_trade_time":"2026-02-18T11:21:12","percent_change":17.8571,"prev_day_close":1.44999998807907},{"option":"SPX260515P07950000","bid":1032.9,"bid_size":2.0,"ask":1042.0,"ask_size":2.0,"iv":0.1269,"open_interest":0.0,"volume":0.0,"delta":-0.9892,"gamma":0.0001,"vega":1.1292,"theta":0.0,"rho":-18.3877,"theo":1037.2902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1016.39999389648},{"option":"SPX260515C08000000","bid":0.95,"bid_size":322.0,"ask":1.25,"ask_size":230.0,"iv":0.1259,"open_interest":3382.0,"volume":23.0,"delta":0.009,"gamma":0.0001,"vega":0.9644,"theta":-0.0566,"rho":0.1374,"theo":1.1728,"change":0.225,"open":1.3,"high":1.35,"low":1.3,"tick":"no_change","last_trade_price":1.35,"last_trade_time":"2026-02-18T11:21:12","percent_change":20.0,"prev_day_close":1.19999998807907},{"option":"SPX260515P08000000","bid":1082.0,"bid_size":2.0,"ask":1091.3,"ask_size":2.0,"iv":0.1283,"open_interest":1210.0,"volume":0.0,"delta":-0.9911,"gamma":0.0001,"vega":0.9644,"theta":0.0,"rho":-18.5337,"theo":1086.5396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":973.68,"last_trade_time":"2026-02-10T13:24:41","percent_change":0.0,"prev_day_close":1065.84997558594},{"option":"SPX260515C08100000","bid":0.6,"bid_size":35.0,"ask":0.9,"ask_size":127.0,"iv":0.1294,"open_interest":6535.0,"volume":0.0,"delta":0.0063,"gamma":0.0,"vega":0.7172,"theta":-0.0425,"rho":0.0963,"theo":0.8145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-13T13:23:23","percent_change":0.0,"prev_day_close":0.799999982118606},{"option":"SPX260515P08100000","bid":1180.4,"bid_size":20.0,"ask":1191.1,"ask_size":20.0,"iv":0.1386,"open_interest":0.0,"volume":0.0,"delta":-0.9938,"gamma":0.0,"vega":0.7172,"theta":0.0,"rho":-18.8079,"theo":1185.201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1165.95001220703},{"option":"SPX260515C08200000","bid":0.4,"bid_size":59.0,"ask":0.7,"ask_size":182.0,"iv":0.1338,"open_interest":1540.0,"volume":0.0,"delta":0.0046,"gamma":0.0,"vega":0.551,"theta":-0.0332,"rho":0.0706,"theo":0.5972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-05T14:36:09","percent_change":0.0,"prev_day_close":0.599999994039536},{"option":"SPX260515P08200000","bid":1278.8,"bid_size":1.0,"ask":1289.6,"ask_size":20.0,"iv":0.139,"open_interest":0.0,"volume":0.0,"delta":-0.9955,"gamma":0.0,"vega":0.551,"theta":0.0,"rho":-19.0667,"theo":1284.0034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1264.59997558594},{"option":"SPX260515C08300000","bid":0.3,"bid_size":59.0,"ask":0.55,"ask_size":57.0,"iv":0.1385,"open_interest":109.0,"volume":0.0,"delta":0.0036,"gamma":0.0,"vega":0.4383,"theta":-0.027,"rho":0.054,"theo":0.4623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-04T14:00:37","percent_change":0.0,"prev_day_close":0.450000017881393},{"option":"SPX260515P08300000","bid":1378.0,"bid_size":20.0,"ask":1388.9,"ask_size":20.0,"iv":0.1518,"open_interest":0.0,"volume":0.0,"delta":-0.9966,"gamma":0.0,"vega":0.4383,"theta":0.0,"rho":-19.3164,"theo":1382.8884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1364.25},{"option":"SPX260515C08400000","bid":0.2,"bid_size":190.0,"ask":0.5,"ask_size":69.0,"iv":0.1439,"open_interest":370.0,"volume":0.0,"delta":0.0029,"gamma":0.0,"vega":0.3609,"theta":-0.0229,"rho":0.0433,"theo":0.3764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-01-16T15:30:18","percent_change":0.0,"prev_day_close":0.350000001490116},{"option":"SPX260515P08400000","bid":1477.2,"bid_size":20.0,"ask":1488.0,"ask_size":1.0,"iv":0.1634,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0,"vega":0.3606,"theta":0.0,"rho":-19.5603,"theo":1481.8219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1463.25},{"option":"SPX260515C08500000","bid":0.2,"bid_size":8.0,"ask":0.45,"ask_size":75.0,"iv":0.1506,"open_interest":1252.0,"volume":100.0,"delta":0.0024,"gamma":0.0,"vega":0.3047,"theta":-0.02,"rho":0.0358,"theo":0.3177,"change":0.1,"open":0.4,"high":0.4,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:34:39","percent_change":33.3333,"prev_day_close":0.324999995529652},{"option":"SPX260515P08500000","bid":1575.6,"bid_size":20.0,"ask":1587.0,"ask_size":20.0,"iv":0.1682,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.3047,"theta":0.0,"rho":-19.8008,"theo":1580.7833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1561.64996337891},{"option":"SPX260515C08600000","bid":0.15,"bid_size":44.0,"ask":0.4,"ask_size":77.0,"iv":0.1559,"open_interest":2047.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.2632,"theta":-0.0179,"rho":0.0304,"theo":0.2762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.36,"last_trade_time":"2026-02-12T15:03:57","percent_change":0.0,"prev_day_close":0.275000005960464},{"option":"SPX260515P08600000","bid":1675.0,"bid_size":20.0,"ask":1686.0,"ask_size":20.0,"iv":0.1771,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.263,"theta":0.0,"rho":-20.0394,"theo":1679.7614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1660.29998779297},{"option":"SPX260515C08800000","bid":0.1,"bid_size":52.0,"ask":0.35,"ask_size":83.0,"iv":0.1676,"open_interest":546.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.2036,"theta":-0.0149,"rho":0.023,"theo":0.2186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-04T10:43:04","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPX260515P08800000","bid":1872.6,"bid_size":20.0,"ask":1883.7,"ask_size":20.0,"iv":0.1945,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.2037,"theta":0.0,"rho":-20.513,"theo":1877.2944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1857.90002441406},{"option":"SPX260515C09000000","bid":0.1,"bid_size":4.0,"ask":0.3,"ask_size":199.0,"iv":0.1797,"open_interest":2686.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.1626,"theta":-0.0127,"rho":0.018,"theo":0.1789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-12T15:03:57","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260515P09000000","bid":2070.6,"bid_size":1.0,"ask":2082.2,"ask_size":1.0,"iv":0.2095,"open_interest":3.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.1621,"theta":0.0,"rho":-20.9844,"theo":2075.7428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1961.96,"last_trade_time":"2026-01-16T10:21:48","percent_change":0.0,"prev_day_close":2056.35003662109},{"option":"SPX260515C09200000","bid":0.1,"bid_size":4.0,"ask":0.25,"ask_size":80.0,"iv":0.1911,"open_interest":4266.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.1314,"theta":-0.0108,"rho":0.0143,"theo":0.1479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-13T11:34:52","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPX260515P09200000","bid":2268.8,"bid_size":1.0,"ask":2280.3,"ask_size":1.0,"iv":0.2226,"open_interest":1.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.131,"theta":0.0,"rho":-21.4543,"theo":2273.7514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2181.19,"last_trade_time":"2026-01-05T13:55:57","percent_change":0.0,"prev_day_close":2254.34997558594},{"option":"SPX260515C09600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":72.0,"iv":0.2078,"open_interest":8.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.088,"theta":-0.008,"rho":0.0092,"theo":0.1026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-01-22T09:30:02","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260515P09600000","bid":2664.9,"bid_size":1.0,"ask":2676.4,"ask_size":1.0,"iv":0.2521,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0877,"theta":0.0,"rho":-22.3918,"theo":2669.7852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2650.95007324219},{"option":"SPX260515C10000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":68.0,"iv":0.2313,"open_interest":135.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0602,"theta":-0.006,"rho":0.0062,"theo":0.072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-01-22T10:30:58","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260515P10000000","bid":3060.9,"bid_size":1.0,"ask":3072.5,"ask_size":1.0,"iv":0.2841,"open_interest":2.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.06,"theta":0.0,"rho":-23.3273,"theo":3065.8337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2993.89,"last_trade_time":"2026-02-06T14:53:01","percent_change":0.0,"prev_day_close":3047.0},{"option":"SPX260515C10400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":63.0,"iv":0.2488,"open_interest":123.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0418,"theta":-0.0044,"rho":0.0042,"theo":0.0508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-01-30T15:45:31","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260515P10400000","bid":3457.2,"bid_size":1.0,"ask":3468.7,"ask_size":1.0,"iv":0.3097,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0418,"theta":0.0,"rho":-24.2618,"theo":3461.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3362.16,"last_trade_time":"2026-01-30T15:45:31","percent_change":0.0,"prev_day_close":3441.0},{"option":"SPX260515C10800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":71.0,"iv":0.2695,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0298,"theta":-0.0034,"rho":0.0029,"theo":0.0366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260515P10800000","bid":3853.2,"bid_size":1.0,"ask":3864.8,"ask_size":1.0,"iv":0.3394,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":-25.1956,"theo":3857.9561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3837.34997558594},{"option":"SPX260515C11200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":79.0,"iv":0.2896,"open_interest":17.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0212,"theta":-0.0025,"rho":0.002,"theo":0.0262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2025-12-01T15:35:18","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260515P11200000","bid":4249.5,"bid_size":1.0,"ask":4261.0,"ask_size":1.0,"iv":0.3628,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0209,"theta":0.0,"rho":-26.1289,"theo":4254.0249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4190.84,"last_trade_time":"2025-12-01T15:35:18","percent_change":0.0,"prev_day_close":4233.0},{"option":"SPX260515C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":0.3009,"open_interest":2.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0152,"theta":-0.0019,"rho":0.0014,"theo":0.0188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-02T13:25:22","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260515P11600000","bid":4645.5,"bid_size":1.0,"ask":4657.0,"ask_size":1.0,"iv":0.3945,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.015,"theta":0.0,"rho":-27.062,"theo":4650.0966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4629.19995117188},{"option":"SPX260515C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":69.0,"iv":0.319,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.011,"theta":-0.0014,"rho":0.001,"theo":0.0136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260515P12000000","bid":5041.8,"bid_size":1.0,"ask":5053.3,"ask_size":1.0,"iv":0.4122,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0108,"theta":0.0,"rho":-27.9949,"theo":5046.1705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4972.14,"last_trade_time":"2026-02-06T14:53:01","percent_change":0.0,"prev_day_close":5025.30004882812},{"option":"SPX260515C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":73.0,"iv":0.3364,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.008,"theta":-0.0011,"rho":0.0007,"theo":0.0098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260515P12400000","bid":5437.8,"bid_size":1.0,"ask":5449.4,"ask_size":1.0,"iv":0.4384,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0079,"theta":0.0,"rho":-28.9277,"theo":5442.2458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5421.69995117188},{"option":"SPX260618C00200000","bid":6626.7,"bid_size":1.0,"ask":6638.3,"ask_size":1.0,"iv":2.2416,"open_interest":63.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0152,"theta":0.0,"rho":0.7002,"theo":6631.5255,"change":5.3699,"open":6632.22,"high":6632.22,"low":6632.22,"tick":"up","last_trade_price":6632.22,"last_trade_time":"2026-02-18T09:36:33","percent_change":0.0810325,"prev_day_close":6650.55004882812},{"option":"SPX260618P00200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":2.0,"iv":1.6881,"open_interest":83.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0152,"theta":-0.0119,"rho":-0.003,"theo":0.2315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-02T09:51:29","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260618C00400000","bid":6429.3,"bid_size":1.0,"ask":6440.8,"ask_size":1.0,"iv":1.7776,"open_interest":17.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0239,"theta":0.0,"rho":1.3522,"theo":6434.2925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6438.22,"last_trade_time":"2026-02-17T14:16:58","percent_change":0.0,"prev_day_close":6455.30004882812},{"option":"SPX260618P00400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":44.0,"iv":1.4406,"open_interest":10177.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0239,"theta":-0.0151,"rho":-0.0045,"theo":0.2928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-05T09:30:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260618C00600000","bid":6232.3,"bid_size":2.0,"ask":6243.5,"ask_size":1.0,"iv":1.5321,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0318,"theta":0.0,"rho":2.0043,"theo":6237.0414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6256.0},{"option":"SPX260618P00600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":44.0,"iv":1.254,"open_interest":5181.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0318,"theta":-0.0172,"rho":-0.0059,"theo":0.336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-06T11:34:57","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260618C00800000","bid":6034.8,"bid_size":1.0,"ask":6046.4,"ask_size":1.0,"iv":1.3235,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0399,"theta":0.0,"rho":2.6564,"theo":6039.7865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6058.55004882812},{"option":"SPX260618P00800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":41.0,"iv":1.1212,"open_interest":9462.0,"volume":20.0,"delta":-0.0003,"gamma":0.0,"vega":0.0399,"theta":-0.0191,"rho":-0.0073,"theo":0.3754,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:13:57","percent_change":33.3333,"prev_day_close":0.125000001862645},{"option":"SPX260618C01000000","bid":5837.5,"bid_size":1.0,"ask":5849.0,"ask_size":1.0,"iv":1.2001,"open_interest":10.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0488,"theta":0.0,"rho":3.3083,"theo":5842.5347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5820.71,"last_trade_time":"2025-12-19T15:17:29","percent_change":0.0,"prev_day_close":5862.94995117188},{"option":"SPX260618P01000000","bid":0.05,"bid_size":401.0,"ask":0.35,"ask_size":361.0,"iv":1.039,"open_interest":22423.0,"volume":20.0,"delta":-0.0003,"gamma":0.0,"vega":0.0488,"theta":-0.021,"rho":-0.0088,"theo":0.4179,"change":0.075,"open":0.2,"high":0.25,"low":0.2,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:16:48","percent_change":42.8571,"prev_day_close":0.175000006332994},{"option":"SPX260618C01200000","bid":5640.5,"bid_size":2.0,"ask":5651.8,"ask_size":1.0,"iv":1.1034,"open_interest":37.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0594,"theta":0.0,"rho":3.9599,"theo":5645.2928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5705.81,"last_trade_time":"2026-01-22T15:25:10","percent_change":0.0,"prev_day_close":5665.90014648438},{"option":"SPX260618P01200000","bid":0.25,"bid_size":2.0,"ask":0.4,"ask_size":38.0,"iv":0.9765,"open_interest":6510.0,"volume":41.0,"delta":-0.0004,"gamma":0.0,"vega":0.0594,"theta":-0.0233,"rho":-0.0107,"theo":0.4703,"change":0.0,"open":0.35,"high":0.35,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:22:43","percent_change":-1.49012e-6,"prev_day_close":0.325000002980232},{"option":"SPX260618C01400000","bid":5443.1,"bid_size":1.0,"ask":5454.6,"ask_size":1.0,"iv":1.0067,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0729,"theta":0.0,"rho":4.6109,"theo":5448.0709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5534.85,"last_trade_time":"2026-01-16T10:33:11","percent_change":0.0,"prev_day_close":5468.64990234375},{"option":"SPX260618P01400000","bid":0.35,"bid_size":191.0,"ask":0.55,"ask_size":209.0,"iv":0.9149,"open_interest":11080.0,"volume":7.0,"delta":-0.0005,"gamma":0.0,"vega":0.0729,"theta":-0.0264,"rho":-0.0132,"theo":0.5427,"change":-0.05,"open":0.45,"high":0.45,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T12:06:55","percent_change":-11.1111,"prev_day_close":0.475000008940697},{"option":"SPX260618C01600000","bid":5246.0,"bid_size":1.0,"ask":5257.6,"ask_size":1.0,"iv":0.9268,"open_interest":2.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0911,"theta":0.0,"rho":5.2609,"theo":5250.8833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4788.9,"last_trade_time":"2025-08-20T14:36:05","percent_change":0.0,"prev_day_close":5272.30004882812},{"option":"SPX260618P01600000","bid":0.5,"bid_size":297.0,"ask":0.7,"ask_size":36.0,"iv":0.86,"open_interest":8514.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0911,"theta":-0.0307,"rho":-0.0167,"theo":0.6493,"change":-0.05,"open":0.55,"high":0.55,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:05:57","percent_change":-8.33333,"prev_day_close":0.599999994039536},{"option":"SPX260618C01800000","bid":5049.0,"bid_size":3.0,"ask":5060.5,"ask_size":1.0,"iv":0.8679,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.117,"theta":0.0,"rho":5.9094,"theo":5053.7483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5074.30004882812},{"option":"SPX260618P01800000","bid":0.65,"bid_size":571.0,"ask":0.95,"ask_size":197.0,"iv":0.8125,"open_interest":8120.0,"volume":11.0,"delta":-0.0009,"gamma":0.0,"vega":0.117,"theta":-0.037,"rho":-0.0216,"theo":0.8087,"change":0.035,"open":0.85,"high":0.85,"low":0.75,"tick":"up","last_trade_price":0.81,"last_trade_time":"2026-02-18T14:43:29","percent_change":4.51613,"prev_day_close":0.799999982118606},{"option":"SPX260618C02000000","bid":4851.9,"bid_size":1.0,"ask":4863.5,"ask_size":1.0,"iv":0.8135,"open_interest":477.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.1532,"theta":0.0,"rho":6.5556,"theo":4856.6877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4967.26,"last_trade_time":"2026-01-26T14:43:26","percent_change":0.0,"prev_day_close":4878.80004882812},{"option":"SPX260618P02000000","bid":0.95,"bid_size":450.0,"ask":1.25,"ask_size":195.0,"iv":0.7729,"open_interest":6872.0,"volume":6.0,"delta":-0.0012,"gamma":0.0,"vega":0.1531,"theta":-0.0458,"rho":-0.0289,"theo":1.0423,"change":-0.045,"open":1.03,"high":1.03,"low":1.03,"tick":"down","last_trade_price":1.03,"last_trade_time":"2026-02-18T11:57:11","percent_change":-4.18605,"prev_day_close":1.10000002384186},{"option":"SPX260618C02200000","bid":4654.9,"bid_size":1.0,"ask":4666.4,"ask_size":1.0,"iv":0.7703,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.2021,"theta":0.0,"rho":7.1991,"theo":4659.7219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4681.05004882812},{"option":"SPX260618P02200000","bid":1.3,"bid_size":493.0,"ask":1.65,"ask_size":208.0,"iv":0.7361,"open_interest":5959.0,"volume":7.0,"delta":-0.0016,"gamma":0.0,"vega":0.2021,"theta":-0.0576,"rho":-0.039,"theo":1.3708,"change":-0.065,"open":1.33,"high":1.36,"low":1.33,"tick":"up","last_trade_price":1.36,"last_trade_time":"2026-02-18T13:40:21","percent_change":-4.5614,"prev_day_close":1.44999998807907},{"option":"SPX260618C02300000","bid":4556.5,"bid_size":1.0,"ask":4568.1,"ask_size":1.0,"iv":0.745,"open_interest":2.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.2327,"theta":0.0,"rho":7.5194,"theo":4561.2808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3944.91,"last_trade_time":"2025-07-01T11:29:10","percent_change":0.0,"prev_day_close":4582.65014648438},{"option":"SPX260618P02300000","bid":1.55,"bid_size":424.0,"ask":1.85,"ask_size":194.0,"iv":0.7188,"open_interest":2551.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.2327,"theta":-0.0647,"rho":-0.0454,"theo":1.5768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.65,"last_trade_time":"2026-02-17T14:23:44","percent_change":0.0,"prev_day_close":1.64999997615814},{"option":"SPX260618C02400000","bid":4458.2,"bid_size":2.0,"ask":4469.5,"ask_size":1.0,"iv":0.7296,"open_interest":2.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.2672,"theta":0.0,"rho":7.8386,"theo":4462.8709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4025.64,"last_trade_time":"2025-07-25T09:36:47","percent_change":0.0,"prev_day_close":4484.2998046875},{"option":"SPX260618P02400000","bid":1.8,"bid_size":409.0,"ask":2.1,"ask_size":193.0,"iv":0.7021,"open_interest":2790.0,"volume":4.0,"delta":-0.0021,"gamma":0.0,"vega":0.2671,"theta":-0.0727,"rho":-0.0529,"theo":1.814,"change":-0.055,"open":1.75,"high":1.88,"low":1.75,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-18T14:43:29","percent_change":-2.85714,"prev_day_close":1.89999997615814},{"option":"SPX260618C02500000","bid":4359.7,"bid_size":1.0,"ask":4371.3,"ask_size":1.0,"iv":0.7055,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.3056,"theta":0.0,"rho":8.157,"theo":4364.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4176.92,"last_trade_time":"2025-10-17T13:39:45","percent_change":0.0,"prev_day_close":4386.14990234375},{"option":"SPX260618P02500000","bid":2.1,"bid_size":431.0,"ask":2.4,"ask_size":281.0,"iv":0.6865,"open_interest":7907.0,"volume":0.0,"delta":-0.0025,"gamma":0.0,"vega":0.3056,"theta":-0.0814,"rho":-0.0613,"theo":2.084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.58,"last_trade_time":"2026-02-13T16:09:41","percent_change":0.0,"prev_day_close":2.17499995231628},{"option":"SPX260618C02600000","bid":4261.3,"bid_size":1.0,"ask":4272.9,"ask_size":1.0,"iv":0.686,"open_interest":42.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.349,"theta":0.0,"rho":8.4741,"theo":4266.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3835.62,"last_trade_time":"2025-07-25T09:46:00","percent_change":0.0,"prev_day_close":4287.5},{"option":"SPX260618P02600000","bid":2.4,"bid_size":424.0,"ask":2.7,"ask_size":267.0,"iv":0.6704,"open_interest":2354.0,"volume":4.0,"delta":-0.0029,"gamma":0.0,"vega":0.3489,"theta":-0.091,"rho":-0.0709,"theo":2.388,"change":-0.095,"open":2.38,"high":2.38,"low":2.38,"tick":"down","last_trade_price":2.38,"last_trade_time":"2026-02-18T14:25:52","percent_change":-3.83838,"prev_day_close":2.42499995231628},{"option":"SPX260618C02700000","bid":4162.9,"bid_size":1.0,"ask":4174.4,"ask_size":1.0,"iv":0.6701,"open_interest":1.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.3978,"theta":0.0,"rho":8.7899,"theo":4167.8435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4188.9501953125},{"option":"SPX260618P02700000","bid":2.7,"bid_size":434.0,"ask":3.1,"ask_size":544.0,"iv":0.6552,"open_interest":3397.0,"volume":3.0,"delta":-0.0033,"gamma":0.0,"vega":0.3977,"theta":-0.1014,"rho":-0.0819,"theo":2.7279,"change":-0.25,"open":2.55,"high":2.55,"low":2.55,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-02-18T10:32:38","percent_change":-8.92857,"prev_day_close":2.77500009536743},{"option":"SPX260618C02800000","bid":4064.6,"bid_size":1.0,"ask":4076.1,"ask_size":1.0,"iv":0.6528,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.4514,"theta":0.0,"rho":9.1043,"theo":4069.574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4090.69995117188},{"option":"SPX260618P02800000","bid":3.0,"bid_size":491.0,"ask":3.4,"ask_size":275.0,"iv":0.6384,"open_interest":3359.0,"volume":106.0,"delta":-0.0038,"gamma":0.0,"vega":0.4513,"theta":-0.1125,"rho":-0.0942,"theo":3.1055,"change":-0.12,"open":2.95,"high":3.03,"low":2.8,"tick":"up","last_trade_price":3.03,"last_trade_time":"2026-02-18T14:25:52","percent_change":-3.80952,"prev_day_close":3.125},{"option":"SPX260618C02900000","bid":3966.4,"bid_size":1.0,"ask":3978.0,"ask_size":1.0,"iv":0.6347,"open_interest":1.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.5094,"theta":0.0,"rho":9.4174,"theo":3971.343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3442.65,"last_trade_time":"2025-07-09T10:09:43","percent_change":0.0,"prev_day_close":3992.34997558594},{"option":"SPX260618P02900000","bid":3.4,"bid_size":473.0,"ask":3.8,"ask_size":272.0,"iv":0.6236,"open_interest":1249.0,"volume":6.0,"delta":-0.0044,"gamma":0.0,"vega":0.5094,"theta":-0.1244,"rho":-0.1078,"theo":3.5216,"change":-0.25,"open":3.28,"high":3.3,"low":3.27,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-18T13:51:53","percent_change":-7.04226,"prev_day_close":3.44999992847443},{"option":"SPX260618C03000000","bid":3868.1,"bid_size":1.0,"ask":3879.6,"ask_size":1.0,"iv":0.62,"open_interest":7.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.5729,"theta":0.0,"rho":9.7291,"theo":3873.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3878.72,"last_trade_time":"2026-02-17T14:15:41","percent_change":0.0,"prev_day_close":3894.29992675781},{"option":"SPX260618P03000000","bid":3.9,"bid_size":398.0,"ask":4.3,"ask_size":495.0,"iv":0.6102,"open_interest":7568.0,"volume":151.0,"delta":-0.005,"gamma":0.0,"vega":0.5728,"theta":-0.137,"rho":-0.1228,"theo":3.9763,"change":-0.15,"open":3.7,"high":3.8,"low":3.6,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T15:59:45","percent_change":-3.79747,"prev_day_close":3.89999997615814},{"option":"SPX260618C03100000","bid":3769.9,"bid_size":1.0,"ask":3781.4,"ask_size":1.0,"iv":0.6042,"open_interest":4.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.643,"theta":0.0,"rho":10.0391,"theo":3774.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3186.77,"last_trade_time":"2025-07-01T11:29:10","percent_change":0.0,"prev_day_close":3796.34997558594},{"option":"SPX260618P03100000","bid":4.3,"bid_size":446.0,"ask":4.7,"ask_size":380.0,"iv":0.5946,"open_interest":1740.0,"volume":2.0,"delta":-0.0057,"gamma":0.0,"vega":0.6429,"theta":-0.1503,"rho":-0.1396,"theo":4.4712,"change":-0.4,"open":4.0,"high":4.0,"low":4.0,"tick":"down","last_trade_price":4.0,"last_trade_time":"2026-02-18T10:19:22","percent_change":-9.09091,"prev_day_close":4.29999995231628},{"option":"SPX260618C03200000","bid":3671.8,"bid_size":1.0,"ask":3683.4,"ask_size":1.0,"iv":0.5876,"open_interest":9.0,"volume":1.0,"delta":0.994,"gamma":0.0,"vega":0.719,"theta":0.0,"rho":10.3472,"theo":3676.8861,"change":5.57,"open":3677.17,"high":3677.17,"low":3677.17,"tick":"up","last_trade_price":3677.17,"last_trade_time":"2026-02-18T09:36:33","percent_change":0.151706,"prev_day_close":3697.64990234375},{"option":"SPX260618P03200000","bid":4.8,"bid_size":442.0,"ask":5.3,"ask_size":566.0,"iv":0.5811,"open_interest":7342.0,"volume":14.0,"delta":-0.0064,"gamma":0.0,"vega":0.7189,"theta":-0.1642,"rho":-0.1583,"theo":5.0073,"change":-0.34,"open":4.85,"high":4.85,"low":4.5,"tick":"no_change","last_trade_price":4.51,"last_trade_time":"2026-02-18T11:49:38","percent_change":-7.01031,"prev_day_close":4.75},{"option":"SPX260618C03300000","bid":3573.7,"bid_size":1.0,"ask":3585.3,"ask_size":1.0,"iv":0.5729,"open_interest":0.0,"volume":0.0,"delta":0.9932,"gamma":0.0,"vega":0.8,"theta":0.0,"rho":10.6536,"theo":3578.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3599.65002441406},{"option":"SPX260618P03300000","bid":5.4,"bid_size":396.0,"ask":5.8,"ask_size":435.0,"iv":0.5671,"open_interest":6982.0,"volume":4.0,"delta":-0.0073,"gamma":0.0,"vega":0.8,"theta":-0.1787,"rho":-0.1786,"theo":5.5861,"change":-0.27,"open":5.15,"high":5.15,"low":5.13,"tick":"down","last_trade_price":5.13,"last_trade_time":"2026-02-18T09:54:44","percent_change":-5.0,"prev_day_close":5.29999995231628},{"option":"SPX260618C03350000","bid":3524.6,"bid_size":1.0,"ask":3536.1,"ask_size":1.0,"iv":0.5666,"open_interest":2.0,"volume":0.0,"delta":0.9927,"gamma":0.0,"vega":0.8424,"theta":0.0,"rho":10.8062,"theo":3529.7976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3123.81,"last_trade_time":"2025-07-25T09:36:47","percent_change":0.0,"prev_day_close":3550.54992675781},{"option":"SPX260618P03350000","bid":5.7,"bid_size":368.0,"ask":6.1,"ask_size":410.0,"iv":0.5603,"open_interest":1847.0,"volume":0.0,"delta":-0.0077,"gamma":0.0,"vega":0.8425,"theta":-0.1862,"rho":-0.1894,"theo":5.8913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-12T11:39:19","percent_change":0.0,"prev_day_close":5.59999990463257},{"option":"SPX260618C03400000","bid":3475.7,"bid_size":1.0,"ask":3487.2,"ask_size":1.0,"iv":0.5563,"open_interest":8.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.8865,"theta":0.0,"rho":10.9584,"theo":3480.7891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3589.52,"last_trade_time":"2026-01-26T12:36:01","percent_change":0.0,"prev_day_close":3501.80004882812},{"option":"SPX260618P03400000","bid":6.0,"bid_size":364.0,"ask":6.4,"ask_size":394.0,"iv":0.5534,"open_interest":3559.0,"volume":4.0,"delta":-0.0082,"gamma":0.0,"vega":0.8867,"theta":-0.1937,"rho":-0.2006,"theo":6.2069,"change":-0.16,"open":5.48,"high":5.48,"low":5.48,"tick":"no_change","last_trade_price":5.48,"last_trade_time":"2026-02-18T10:10:21","percent_change":-2.68908,"prev_day_close":5.84999990463257},{"option":"SPX260618C03450000","bid":3426.7,"bid_size":1.0,"ask":3438.2,"ask_size":1.0,"iv":0.5494,"open_interest":2.0,"volume":0.0,"delta":0.9918,"gamma":0.0,"vega":0.9325,"theta":0.0,"rho":11.1101,"theo":3431.7912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3029.48,"last_trade_time":"2025-07-25T09:46:00","percent_change":0.0,"prev_day_close":3452.79992675781},{"option":"SPX260618P03450000","bid":6.3,"bid_size":371.0,"ask":6.7,"ask_size":382.0,"iv":0.5464,"open_interest":1460.0,"volume":0.0,"delta":-0.0086,"gamma":0.0,"vega":0.9327,"theta":-0.2014,"rho":-0.2123,"theo":6.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":6.75,"last_trade_time":"2026-02-12T12:34:45","percent_change":0.0,"prev_day_close":6.15000009536743},{"option":"SPX260618C03500000","bid":3377.7,"bid_size":1.0,"ask":3389.2,"ask_size":1.0,"iv":0.5425,"open_interest":1.0,"volume":0.0,"delta":0.9913,"gamma":0.0,"vega":0.9805,"theta":0.0,"rho":11.2612,"theo":3382.8042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3331.16,"last_trade_time":"2025-12-18T12:50:05","percent_change":0.0,"prev_day_close":3403.75},{"option":"SPX260618P03500000","bid":6.6,"bid_size":385.0,"ask":7.0,"ask_size":199.0,"iv":0.5392,"open_interest":7954.0,"volume":2.0,"delta":-0.0092,"gamma":0.0,"vega":0.9804,"theta":-0.2091,"rho":-0.2245,"theo":6.8652,"change":-0.6,"open":6.0,"high":6.0,"low":6.0,"tick":"down","last_trade_price":6.0,"last_trade_time":"2026-02-18T10:44:15","percent_change":-9.09091,"prev_day_close":6.5},{"option":"SPX260618C03550000","bid":3328.7,"bid_size":1.0,"ask":3340.2,"ask_size":1.0,"iv":0.5354,"open_interest":0.0,"volume":0.0,"delta":0.9907,"gamma":0.0,"vega":1.0305,"theta":0.0,"rho":11.4116,"theo":3333.8284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3354.64990234375},{"option":"SPX260618P03550000","bid":7.0,"bid_size":319.0,"ask":7.4,"ask_size":377.0,"iv":0.5331,"open_interest":1052.0,"volume":0.0,"delta":-0.0097,"gamma":0.0,"vega":1.0304,"theta":-0.2171,"rho":-0.2374,"theo":7.2129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.1,"last_trade_time":"2026-02-17T13:22:47","percent_change":0.0,"prev_day_close":6.79999995231628},{"option":"SPX260618C03600000","bid":3279.7,"bid_size":1.0,"ask":3291.2,"ask_size":1.0,"iv":0.5283,"open_interest":5.0,"volume":0.0,"delta":0.9902,"gamma":0.0,"vega":1.0824,"theta":0.0,"rho":11.5614,"theo":3284.8642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3235.52,"last_trade_time":"2025-12-18T12:49:34","percent_change":0.0,"prev_day_close":3305.65002441406},{"option":"SPX260618P03600000","bid":7.3,"bid_size":370.0,"ask":7.8,"ask_size":520.0,"iv":0.5264,"open_interest":2264.0,"volume":4.0,"delta":-0.0102,"gamma":0.0,"vega":1.0823,"theta":-0.2251,"rho":-0.251,"theo":7.5722,"change":-0.07,"open":6.63,"high":6.66,"low":6.63,"tick":"up","last_trade_price":6.66,"last_trade_time":"2026-02-18T10:15:15","percent_change":-0.965517,"prev_day_close":7.09999990463257},{"option":"SPX260618C03650000","bid":3230.8,"bid_size":2.0,"ask":3242.1,"ask_size":1.0,"iv":0.5248,"open_interest":0.0,"volume":0.0,"delta":0.9896,"gamma":0.0,"vega":1.1361,"theta":0.0,"rho":11.7106,"theo":3235.9119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3256.5},{"option":"SPX260618P03650000","bid":7.7,"bid_size":264.0,"ask":8.1,"ask_size":281.0,"iv":0.5196,"open_interest":429.0,"volume":0.0,"delta":-0.0108,"gamma":0.0,"vega":1.1359,"theta":-0.2333,"rho":-0.2652,"theo":7.9435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.23,"last_trade_time":"2026-02-17T10:39:44","percent_change":0.0,"prev_day_close":7.5},{"option":"SPX260618C03700000","bid":3181.7,"bid_size":1.0,"ask":3193.3,"ask_size":1.0,"iv":0.5162,"open_interest":2.0,"volume":0.0,"delta":0.989,"gamma":0.0,"vega":1.1912,"theta":0.0,"rho":11.8592,"theo":3186.972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3138.79,"last_trade_time":"2025-12-18T12:49:48","percent_change":0.0,"prev_day_close":3207.54992675781},{"option":"SPX260618P03700000","bid":8.0,"bid_size":447.0,"ask":8.5,"ask_size":371.0,"iv":0.5127,"open_interest":1388.0,"volume":0.0,"delta":-0.0114,"gamma":0.0,"vega":1.191,"theta":-0.2416,"rho":-0.28,"theo":8.3271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.15,"last_trade_time":"2026-02-17T15:55:04","percent_change":0.0,"prev_day_close":7.84999990463257},{"option":"SPX260618C03750000","bid":3133.0,"bid_size":2.0,"ask":3144.2,"ask_size":1.0,"iv":0.5113,"open_interest":3.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":1.2479,"theta":0.0,"rho":12.0072,"theo":3138.0446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3096.0,"last_trade_time":"2025-12-19T09:30:23","percent_change":0.0,"prev_day_close":3158.54992675781},{"option":"SPX260618P03750000","bid":8.4,"bid_size":378.0,"ask":8.9,"ask_size":414.0,"iv":0.5062,"open_interest":1603.0,"volume":0.0,"delta":-0.012,"gamma":0.0,"vega":1.2477,"theta":-0.25,"rho":-0.2953,"theo":8.7232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.4,"last_trade_time":"2026-02-13T13:16:30","percent_change":0.0,"prev_day_close":8.2000002861023},{"option":"SPX260618C03800000","bid":3083.8,"bid_size":1.0,"ask":3095.3,"ask_size":1.0,"iv":0.5035,"open_interest":0.0,"volume":0.0,"delta":0.9877,"gamma":0.0,"vega":1.3062,"theta":0.0,"rho":12.1546,"theo":3089.1299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3109.65002441406},{"option":"SPX260618P03800000","bid":8.8,"bid_size":377.0,"ask":9.3,"ask_size":392.0,"iv":0.4995,"open_interest":5477.0,"volume":147.0,"delta":-0.0127,"gamma":0.0,"vega":1.306,"theta":-0.2585,"rho":-0.3112,"theo":9.1321,"change":-0.31,"open":8.1,"high":8.44,"low":8.0,"tick":"no_change","last_trade_price":8.44,"last_trade_time":"2026-02-18T14:04:08","percent_change":-3.54286,"prev_day_close":8.59999990463257},{"option":"SPX260618C03850000","bid":3035.1,"bid_size":2.0,"ask":3046.4,"ask_size":1.0,"iv":0.4975,"open_interest":3.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":1.3666,"theta":0.0,"rho":12.3015,"theo":3040.2283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2546.99,"last_trade_time":"2025-07-15T10:59:07","percent_change":0.0,"prev_day_close":3060.75},{"option":"SPX260618P03850000","bid":9.3,"bid_size":339.0,"ask":9.7,"ask_size":218.0,"iv":0.4932,"open_interest":4333.0,"volume":22.0,"delta":-0.0134,"gamma":0.0,"vega":1.3666,"theta":-0.2672,"rho":-0.3278,"theo":9.5553,"change":-0.01,"open":8.5,"high":9.3,"low":8.41,"tick":"no_change","last_trade_price":9.19,"last_trade_time":"2026-02-18T14:47:31","percent_change":-0.108699,"prev_day_close":9.0499997138977},{"option":"SPX260618C03875000","bid":3010.7,"bid_size":2.0,"ask":3022.1,"ask_size":1.0,"iv":0.4934,"open_interest":0.0,"volume":0.0,"delta":0.9867,"gamma":0.0,"vega":1.3976,"theta":0.0,"rho":12.3747,"theo":3015.7826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3036.15002441406},{"option":"SPX260618P03875000","bid":9.5,"bid_size":299.0,"ask":10.0,"ask_size":306.0,"iv":0.4902,"open_interest":410.0,"volume":8.0,"delta":-0.0137,"gamma":0.0,"vega":1.3974,"theta":-0.2715,"rho":-0.3362,"theo":9.77,"change":-0.36,"open":9.08,"high":9.08,"low":8.99,"tick":"down","last_trade_price":8.99,"last_trade_time":"2026-02-18T09:46:13","percent_change":-3.85027,"prev_day_close":9.25},{"option":"SPX260618C03900000","bid":2986.1,"bid_size":1.0,"ask":2997.5,"ask_size":1.0,"iv":0.4893,"open_interest":0.0,"volume":0.0,"delta":0.9863,"gamma":0.0,"vega":1.4292,"theta":0.0,"rho":12.4477,"theo":2991.3402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3011.89990234375},{"option":"SPX260618P03900000","bid":9.7,"bid_size":331.0,"ask":10.2,"ask_size":477.0,"iv":0.4868,"open_interest":2557.0,"volume":8.0,"delta":-0.0141,"gamma":0.0,"vega":1.429,"theta":-0.2759,"rho":-0.3449,"theo":9.9894,"change":-0.35,"open":9.23,"high":9.29,"low":9.21,"tick":"down","last_trade_price":9.25,"last_trade_time":"2026-02-18T09:45:00","percent_change":-3.64583,"prev_day_close":9.4500002861023},{"option":"SPX260618C03925000","bid":2962.1,"bid_size":2.0,"ask":2971.7,"ask_size":2.0,"iv":0.4838,"open_interest":0.0,"volume":0.0,"delta":0.9859,"gamma":0.0,"vega":1.4615,"theta":0.0,"rho":12.5205,"theo":2966.9014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2987.5},{"option":"SPX260618P03925000","bid":9.9,"bid_size":261.0,"ask":10.4,"ask_size":268.0,"iv":0.4834,"open_interest":707.0,"volume":4.0,"delta":-0.0145,"gamma":0.0,"vega":1.4613,"theta":-0.2803,"rho":-0.3538,"theo":10.2124,"change":-0.72,"open":9.13,"high":9.13,"low":9.13,"tick":"no_change","last_trade_price":9.13,"last_trade_time":"2026-02-18T11:42:28","percent_change":-7.30964,"prev_day_close":9.7000002861023},{"option":"SPX260618C03950000","bid":2938.7,"bid_size":2.0,"ask":2947.2,"ask_size":2.0,"iv":0.4839,"open_interest":0.0,"volume":0.0,"delta":0.9856,"gamma":0.0,"vega":1.4946,"theta":0.0,"rho":12.5931,"theo":2942.4663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2963.05004882812},{"option":"SPX260618P03950000","bid":10.1,"bid_size":352.0,"ask":10.6,"ask_size":207.0,"iv":0.48,"open_interest":1222.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":1.4943,"theta":-0.2847,"rho":-0.3629,"theo":10.4389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.11,"last_trade_time":"2026-02-17T15:28:30","percent_change":0.0,"prev_day_close":9.90000009536743},{"option":"SPX260618C03975000","bid":2913.4,"bid_size":2.0,"ask":2923.6,"ask_size":2.0,"iv":0.4805,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0,"vega":1.5283,"theta":0.0,"rho":12.6654,"theo":2918.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2939.0},{"option":"SPX260618P03975000","bid":10.4,"bid_size":287.0,"ask":10.9,"ask_size":288.0,"iv":0.4772,"open_interest":439.0,"volume":0.0,"delta":-0.0152,"gamma":0.0,"vega":1.5281,"theta":-0.2892,"rho":-0.3723,"theo":10.6693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.03,"last_trade_time":"2026-02-17T10:11:18","percent_change":0.0,"prev_day_close":10.0999999046326},{"option":"SPX260618C04000000","bid":2889.8,"bid_size":2.0,"ask":2897.6,"ask_size":2.0,"iv":0.4734,"open_interest":4439.0,"volume":0.0,"delta":0.9848,"gamma":0.0,"vega":1.5627,"theta":0.0,"rho":12.7375,"theo":2893.6073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3016.16,"last_trade_time":"2026-02-09T14:44:11","percent_change":0.0,"prev_day_close":2914.69995117188},{"option":"SPX260618P04000000","bid":10.6,"bid_size":334.0,"ask":11.1,"ask_size":295.0,"iv":0.4738,"open_interest":16572.0,"volume":1.0,"delta":-0.0156,"gamma":0.0,"vega":1.5625,"theta":-0.2937,"rho":-0.3818,"theo":10.9035,"change":-0.67,"open":9.88,"high":9.88,"low":9.88,"tick":"down","last_trade_price":9.88,"last_trade_time":"2026-02-18T13:27:15","percent_change":-6.35071,"prev_day_close":10.3499999046326},{"option":"SPX260618C04025000","bid":2864.3,"bid_size":2.0,"ask":2874.9,"ask_size":2.0,"iv":0.4736,"open_interest":0.0,"volume":0.0,"delta":0.9844,"gamma":0.0,"vega":1.5979,"theta":0.0,"rho":12.8094,"theo":2869.1837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2890.5},{"option":"SPX260618P04025000","bid":10.9,"bid_size":265.0,"ask":11.4,"ask_size":338.0,"iv":0.471,"open_interest":331.0,"volume":0.0,"delta":-0.016,"gamma":0.0,"vega":1.5976,"theta":-0.2983,"rho":-0.3917,"theo":11.1417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.59,"last_trade_time":"2026-02-17T09:55:18","percent_change":0.0,"prev_day_close":10.5499997138977},{"option":"SPX260618C04050000","bid":2840.9,"bid_size":2.0,"ask":2849.7,"ask_size":2.0,"iv":0.471,"open_interest":0.0,"volume":0.0,"delta":0.984,"gamma":0.0,"vega":1.6337,"theta":0.0,"rho":12.8809,"theo":2844.7643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2865.85009765625},{"option":"SPX260618P04050000","bid":11.1,"bid_size":287.0,"ask":11.6,"ask_size":222.0,"iv":0.4675,"open_interest":768.0,"volume":0.0,"delta":-0.0164,"gamma":0.0,"vega":1.6335,"theta":-0.3028,"rho":-0.4018,"theo":11.384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.85,"last_trade_time":"2026-02-13T10:01:51","percent_change":0.0,"prev_day_close":10.8499999046326},{"option":"SPX260618C04075000","bid":2815.5,"bid_size":2.0,"ask":2826.1,"ask_size":2.0,"iv":0.4672,"open_interest":0.0,"volume":0.0,"delta":0.9835,"gamma":0.0,"vega":1.6702,"theta":0.0,"rho":12.9523,"theo":2820.3492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2841.44995117188},{"option":"SPX260618P04075000","bid":11.4,"bid_size":233.0,"ask":11.9,"ask_size":312.0,"iv":0.4646,"open_interest":613.0,"volume":2.0,"delta":-0.0169,"gamma":0.0,"vega":1.67,"theta":-0.3074,"rho":-0.4122,"theo":11.6306,"change":-0.95,"open":10.3,"high":10.3,"low":10.3,"tick":"up","last_trade_price":10.3,"last_trade_time":"2026-02-18T10:21:32","percent_change":-8.44444,"prev_day_close":11.0499997138977},{"option":"SPX260618C04100000","bid":2792.1,"bid_size":2.0,"ask":2800.9,"ask_size":2.0,"iv":0.4646,"open_interest":144.0,"volume":0.0,"delta":0.9831,"gamma":0.0,"vega":1.7074,"theta":0.0,"rho":13.0233,"theo":2795.9385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2776.17,"last_trade_time":"2025-12-16T09:35:06","percent_change":0.0,"prev_day_close":2817.0},{"option":"SPX260618P04100000","bid":11.6,"bid_size":348.0,"ask":12.1,"ask_size":283.0,"iv":0.4611,"open_interest":4839.0,"volume":6.0,"delta":-0.0173,"gamma":0.0,"vega":1.7072,"theta":-0.3121,"rho":-0.4228,"theo":11.8817,"change":-0.77,"open":10.61,"high":10.68,"low":10.56,"tick":"up","last_trade_price":10.68,"last_trade_time":"2026-02-18T12:14:46","percent_change":-6.72489,"prev_day_close":11.3499999046326},{"option":"SPX260618C04125000","bid":2767.0,"bid_size":2.0,"ask":2776.1,"ask_size":2.0,"iv":0.4581,"open_interest":0.0,"volume":0.0,"delta":0.9826,"gamma":0.0,"vega":1.7452,"theta":0.0,"rho":13.0941,"theo":2771.5325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2792.69995117188},{"option":"SPX260618P04125000","bid":11.9,"bid_size":298.0,"ask":12.4,"ask_size":321.0,"iv":0.4581,"open_interest":1203.0,"volume":0.0,"delta":-0.0177,"gamma":0.0,"vega":1.7449,"theta":-0.3168,"rho":-0.4337,"theo":12.1374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.5,"last_trade_time":"2026-02-06T12:07:54","percent_change":0.0,"prev_day_close":11.5499997138977},{"option":"SPX260618C04150000","bid":2743.4,"bid_size":2.0,"ask":2751.1,"ask_size":2.0,"iv":0.454,"open_interest":6.0,"volume":0.0,"delta":0.9822,"gamma":0.0,"vega":1.7836,"theta":0.0,"rho":13.1647,"theo":2747.1312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2702.49,"last_trade_time":"2025-12-18T09:30:24","percent_change":0.0,"prev_day_close":2768.25},{"option":"SPX260618P04150000","bid":12.1,"bid_size":322.0,"ask":12.6,"ask_size":186.0,"iv":0.4546,"open_interest":3271.0,"volume":0.0,"delta":-0.0182,"gamma":0.0,"vega":1.7833,"theta":-0.3215,"rho":-0.4448,"theo":12.3978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.96,"last_trade_time":"2026-02-17T15:22:10","percent_change":0.0,"prev_day_close":11.8499999046326},{"option":"SPX260618C04175000","bid":2718.2,"bid_size":2.0,"ask":2727.5,"ask_size":2.0,"iv":0.4523,"open_interest":0.0,"volume":0.0,"delta":0.9817,"gamma":0.0,"vega":1.8225,"theta":0.0,"rho":13.235,"theo":2722.7347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2743.95007324219},{"option":"SPX260618P04175000","bid":12.4,"bid_size":270.0,"ask":12.9,"ask_size":161.0,"iv":0.4516,"open_interest":992.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":1.8222,"theta":-0.3263,"rho":-0.4562,"theo":12.6631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.66,"last_trade_time":"2026-02-17T10:39:44","percent_change":0.0,"prev_day_close":12.0499997138977},{"option":"SPX260618C04200000","bid":2694.6,"bid_size":2.0,"ask":2703.2,"ask_size":2.0,"iv":0.4515,"open_interest":2.0,"volume":0.0,"delta":0.9813,"gamma":0.0,"vega":1.862,"theta":0.0,"rho":13.305,"theo":2698.3433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2508.0,"last_trade_time":"2025-09-11T11:30:25","percent_change":0.0,"prev_day_close":2719.34997558594},{"option":"SPX260618P04200000","bid":12.7,"bid_size":291.0,"ask":13.2,"ask_size":292.0,"iv":0.4486,"open_interest":4029.0,"volume":0.0,"delta":-0.0192,"gamma":0.0,"vega":1.8618,"theta":-0.3311,"rho":-0.4678,"theo":12.9335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.83,"last_trade_time":"2026-02-13T16:06:31","percent_change":0.0,"prev_day_close":12.3499999046326},{"option":"SPX260618C04225000","bid":2669.5,"bid_size":2.0,"ask":2679.9,"ask_size":2.0,"iv":0.4493,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0,"vega":1.9022,"theta":0.0,"rho":13.3749,"theo":2673.9571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2695.09997558594},{"option":"SPX260618P04225000","bid":13.0,"bid_size":241.0,"ask":13.5,"ask_size":287.0,"iv":0.4455,"open_interest":608.0,"volume":0.0,"delta":-0.0196,"gamma":0.0,"vega":1.9019,"theta":-0.3359,"rho":-0.4796,"theo":13.209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.63,"last_trade_time":"2026-02-17T14:29:28","percent_change":0.0,"prev_day_close":12.6500000953674},{"option":"SPX260618C04250000","bid":2645.8,"bid_size":2.0,"ask":2653.5,"ask_size":2.0,"iv":0.4412,"open_interest":1.0,"volume":0.0,"delta":0.9803,"gamma":0.0,"vega":1.943,"theta":0.0,"rho":13.4445,"theo":2649.5763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2279.29,"last_trade_time":"2025-07-25T09:46:00","percent_change":0.0,"prev_day_close":2670.54992675781},{"option":"SPX260618P04250000","bid":13.2,"bid_size":297.0,"ask":13.7,"ask_size":170.0,"iv":0.4419,"open_interest":2913.0,"volume":2.0,"delta":-0.0201,"gamma":0.0,"vega":1.9427,"theta":-0.3408,"rho":-0.4917,"theo":13.4899,"change":-0.16,"open":12.92,"high":12.92,"low":12.89,"tick":"down","last_trade_price":12.89,"last_trade_time":"2026-02-18T16:02:09","percent_change":-1.22605,"prev_day_close":12.8499999046326},{"option":"SPX260618C04275000","bid":2620.9,"bid_size":2.0,"ask":2630.1,"ask_size":2.0,"iv":0.4433,"open_interest":0.0,"volume":0.0,"delta":0.9798,"gamma":0.0,"vega":1.9845,"theta":0.0,"rho":13.5138,"theo":2625.2009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2646.40002441406},{"option":"SPX260618P04275000","bid":13.5,"bid_size":264.0,"ask":14.0,"ask_size":130.0,"iv":0.4388,"open_interest":522.0,"volume":42.0,"delta":-0.0207,"gamma":0.0,"vega":1.9842,"theta":-0.3458,"rho":-0.5041,"theo":13.7763,"change":-0.94,"open":12.4,"high":12.41,"low":12.3,"tick":"no_change","last_trade_price":12.41,"last_trade_time":"2026-02-18T11:42:28","percent_change":-7.0412,"prev_day_close":13.1500000953674},{"option":"SPX260618C04300000","bid":2597.2,"bid_size":2.0,"ask":2605.7,"ask_size":2.0,"iv":0.4389,"open_interest":10.0,"volume":0.0,"delta":0.9792,"gamma":0.0,"vega":2.0268,"theta":0.0,"rho":13.5829,"theo":2600.8312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2232.93,"last_trade_time":"2025-07-25T09:36:47","percent_change":0.0,"prev_day_close":2621.90002441406},{"option":"SPX260618P04300000","bid":13.8,"bid_size":332.0,"ask":14.3,"ask_size":217.0,"iv":0.4357,"open_interest":2557.0,"volume":2.0,"delta":-0.0212,"gamma":0.0,"vega":2.0265,"theta":-0.3508,"rho":-0.5167,"theo":14.0683,"change":-0.4,"open":13.13,"high":13.25,"low":13.13,"tick":"up","last_trade_price":13.25,"last_trade_time":"2026-02-18T14:04:00","percent_change":-2.9304,"prev_day_close":13.4500002861023},{"option":"SPX260618C04325000","bid":2572.1,"bid_size":2.0,"ask":2581.9,"ask_size":2.0,"iv":0.4353,"open_interest":0.0,"volume":0.0,"delta":0.9787,"gamma":0.0,"vega":2.07,"theta":0.0,"rho":13.6517,"theo":2576.4674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2597.40002441406},{"option":"SPX260618P04325000","bid":14.1,"bid_size":259.0,"ask":14.6,"ask_size":126.0,"iv":0.4326,"open_interest":500.0,"volume":0.0,"delta":-0.0217,"gamma":0.0,"vega":2.0697,"theta":-0.3558,"rho":-0.5296,"theo":14.3663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.5,"last_trade_time":"2026-02-12T15:57:59","percent_change":0.0,"prev_day_close":13.75},{"option":"SPX260618C04350000","bid":2548.5,"bid_size":2.0,"ask":2556.9,"ask_size":2.0,"iv":0.4324,"open_interest":0.0,"volume":0.0,"delta":0.9781,"gamma":0.0,"vega":2.1141,"theta":0.0,"rho":13.7202,"theo":2552.1097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2572.94995117188},{"option":"SPX260618P04350000","bid":14.4,"bid_size":293.0,"ask":14.9,"ask_size":165.0,"iv":0.4295,"open_interest":2044.0,"volume":45.0,"delta":-0.0223,"gamma":0.0,"vega":2.1137,"theta":-0.3609,"rho":-0.5427,"theo":14.6703,"change":-0.4,"open":13.1,"high":13.85,"low":13.1,"tick":"up","last_trade_price":13.85,"last_trade_time":"2026-02-18T14:04:00","percent_change":-2.80702,"prev_day_close":14.0499997138977},{"option":"SPX260618C04375000","bid":2523.4,"bid_size":2.0,"ask":2533.6,"ask_size":2.0,"iv":0.4299,"open_interest":1.0,"volume":0.0,"delta":0.9776,"gamma":0.0,"vega":2.1592,"theta":0.0,"rho":13.7884,"theo":2527.7584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1252.26,"last_trade_time":"2025-04-16T13:01:37","percent_change":0.0,"prev_day_close":2548.79992675781},{"option":"SPX260618P04375000","bid":14.7,"bid_size":262.0,"ask":15.3,"ask_size":281.0,"iv":0.4266,"open_interest":674.0,"volume":24.0,"delta":-0.0228,"gamma":0.0,"vega":2.1588,"theta":-0.366,"rho":-0.5562,"theo":14.9806,"change":-1.15,"open":14.11,"high":14.11,"low":13.4,"tick":"down","last_trade_price":13.4,"last_trade_time":"2026-02-18T10:49:51","percent_change":-7.90378,"prev_day_close":14.3499999046326},{"option":"SPX260618C04400000","bid":2499.9,"bid_size":2.0,"ask":2507.0,"ask_size":2.0,"iv":0.4235,"open_interest":89.0,"volume":0.0,"delta":0.977,"gamma":0.0,"vega":2.2054,"theta":0.0,"rho":13.8562,"theo":2503.4136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2625.02,"last_trade_time":"2026-02-02T10:14:18","percent_change":0.0,"prev_day_close":2524.29992675781},{"option":"SPX260618P04400000","bid":15.0,"bid_size":329.0,"ask":15.6,"ask_size":276.0,"iv":0.4234,"open_interest":6748.0,"volume":4.0,"delta":-0.0234,"gamma":0.0,"vega":2.205,"theta":-0.3712,"rho":-0.5701,"theo":15.2976,"change":-0.45,"open":14.31,"high":14.4,"low":14.31,"tick":"up","last_trade_price":14.4,"last_trade_time":"2026-02-18T09:45:00","percent_change":-3.0303,"prev_day_close":14.6500000953674},{"option":"SPX260618C04425000","bid":2474.7,"bid_size":2.0,"ask":2484.8,"ask_size":2.0,"iv":0.4233,"open_interest":0.0,"volume":0.0,"delta":0.9764,"gamma":0.0,"vega":2.2527,"theta":0.0,"rho":13.9236,"theo":2479.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2500.15002441406},{"option":"SPX260618P04425000","bid":15.4,"bid_size":301.0,"ask":15.9,"ask_size":178.0,"iv":0.4204,"open_interest":5974.0,"volume":26.0,"delta":-0.024,"gamma":0.0,"vega":2.2524,"theta":-0.3765,"rho":-0.5844,"theo":15.6214,"change":0.08,"open":14.0,"high":15.4,"low":14.0,"tick":"no_change","last_trade_price":15.23,"last_trade_time":"2026-02-18T14:47:31","percent_change":0.528052,"prev_day_close":14.9500002861023},{"option":"SPX260618C04450000","bid":2451.1,"bid_size":2.0,"ask":2458.4,"ask_size":2.0,"iv":0.4171,"open_interest":0.0,"volume":0.0,"delta":0.9758,"gamma":0.0,"vega":2.3012,"theta":0.0,"rho":13.9905,"theo":2454.745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2475.59997558594},{"option":"SPX260618P04450000","bid":15.7,"bid_size":314.0,"ask":16.2,"ask_size":160.0,"iv":0.4171,"open_interest":1451.0,"volume":5.0,"delta":-0.0246,"gamma":0.0,"vega":2.3009,"theta":-0.3818,"rho":-0.5991,"theo":15.9524,"change":-1.08,"open":15.21,"high":15.21,"low":14.35,"tick":"down","last_trade_price":14.47,"last_trade_time":"2026-02-18T10:12:10","percent_change":-6.94534,"prev_day_close":15.25},{"option":"SPX260618C04475000","bid":2426.1,"bid_size":2.0,"ask":2436.1,"ask_size":2.0,"iv":0.417,"open_interest":10.0,"volume":0.0,"delta":0.9752,"gamma":0.0,"vega":2.351,"theta":0.0,"rho":14.057,"theo":2430.4219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2216.23,"last_trade_time":"2025-11-21T11:31:05","percent_change":0.0,"prev_day_close":2451.44995117188},{"option":"SPX260618P04475000","bid":16.0,"bid_size":257.0,"ask":16.6,"ask_size":157.0,"iv":0.4141,"open_interest":781.0,"volume":0.0,"delta":-0.0253,"gamma":0.0,"vega":2.3506,"theta":-0.3872,"rho":-0.6143,"theo":16.291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.7,"last_trade_time":"2026-02-13T12:56:31","percent_change":0.0,"prev_day_close":15.5999999046326},{"option":"SPX260618C04500000","bid":2402.6,"bid_size":2.0,"ask":2410.8,"ask_size":2.0,"iv":0.4135,"open_interest":102.0,"volume":0.0,"delta":0.9745,"gamma":0.0,"vega":2.4019,"theta":0.0,"rho":14.1231,"theo":2406.1068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2512.97,"last_trade_time":"2026-01-16T12:46:07","percent_change":0.0,"prev_day_close":2426.95007324219},{"option":"SPX260618P04500000","bid":16.4,"bid_size":302.0,"ask":16.9,"ask_size":162.0,"iv":0.4111,"open_interest":13786.0,"volume":599.0,"delta":-0.0259,"gamma":0.0,"vega":2.4014,"theta":-0.3926,"rho":-0.6299,"theo":16.637,"change":-0.35,"open":15.85,"high":15.85,"low":14.67,"tick":"no_change","last_trade_price":15.8,"last_trade_time":"2026-02-18T15:47:16","percent_change":-2.16718,"prev_day_close":15.9500002861023},{"option":"SPX260618C04525000","bid":2377.4,"bid_size":2.0,"ask":2386.3,"ask_size":2.0,"iv":0.4081,"open_interest":1.0,"volume":0.0,"delta":0.9738,"gamma":0.0,"vega":2.454,"theta":0.0,"rho":14.1886,"theo":2381.7999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2283.48,"last_trade_time":"2025-09-22T10:42:33","percent_change":0.0,"prev_day_close":2402.84997558594},{"option":"SPX260618P04525000","bid":16.7,"bid_size":314.0,"ask":17.3,"ask_size":186.0,"iv":0.4079,"open_interest":1368.0,"volume":4.0,"delta":-0.0266,"gamma":0.0,"vega":2.454,"theta":-0.3982,"rho":-0.6462,"theo":16.9952,"change":-1.38,"open":15.47,"high":15.47,"low":15.15,"tick":"up","last_trade_price":15.17,"last_trade_time":"2026-02-18T11:00:55","percent_change":-8.33837,"prev_day_close":16.25},{"option":"SPX260618C04550000","bid":2354.0,"bid_size":2.0,"ask":2362.2,"ask_size":2.0,"iv":0.4073,"open_interest":3.0,"volume":0.0,"delta":0.9732,"gamma":0.0,"vega":2.5073,"theta":0.0,"rho":14.2536,"theo":2357.5018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1785.17,"last_trade_time":"2024-11-12T15:15:11","percent_change":0.0,"prev_day_close":2378.39990234375},{"option":"SPX260618P04550000","bid":17.1,"bid_size":241.0,"ask":17.7,"ask_size":286.0,"iv":0.405,"open_interest":1012.0,"volume":2.0,"delta":-0.0273,"gamma":0.0,"vega":2.5073,"theta":-0.4038,"rho":-0.6629,"theo":17.3589,"change":-0.57,"open":16.28,"high":16.28,"low":16.28,"tick":"no_change","last_trade_price":16.28,"last_trade_time":"2026-02-18T14:04:08","percent_change":-3.38279,"prev_day_close":16.6499996185303},{"option":"SPX260618C04575000","bid":2328.9,"bid_size":2.0,"ask":2337.8,"ask_size":2.0,"iv":0.4024,"open_interest":5.0,"volume":0.0,"delta":0.9724,"gamma":0.0,"vega":2.5616,"theta":0.0,"rho":14.3182,"theo":2333.2128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2236.62,"last_trade_time":"2025-09-22T10:43:21","percent_change":0.0,"prev_day_close":2354.09997558594},{"option":"SPX260618P04575000","bid":17.5,"bid_size":223.0,"ask":18.1,"ask_size":241.0,"iv":0.4021,"open_interest":812.0,"volume":1.0,"delta":-0.028,"gamma":0.0,"vega":2.5616,"theta":-0.4094,"rho":-0.68,"theo":17.7317,"change":-1.15,"open":16.1,"high":16.1,"low":16.1,"tick":"down","last_trade_price":16.1,"last_trade_time":"2026-02-18T11:28:04","percent_change":-6.66667,"prev_day_close":16.9499998092651},{"option":"SPX260618C04600000","bid":2305.3,"bid_size":2.0,"ask":2313.6,"ask_size":2.0,"iv":0.4009,"open_interest":266.0,"volume":0.0,"delta":0.9717,"gamma":0.0,"vega":2.617,"theta":0.0,"rho":14.3822,"theo":2308.9334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2368.0,"last_trade_time":"2026-01-23T12:59:39","percent_change":0.0,"prev_day_close":2329.80004882812},{"option":"SPX260618P04600000","bid":17.8,"bid_size":302.0,"ask":18.4,"ask_size":235.0,"iv":0.3988,"open_interest":13918.0,"volume":0.0,"delta":-0.0287,"gamma":0.0,"vega":2.617,"theta":-0.4152,"rho":-0.6977,"theo":18.1141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.01,"last_trade_time":"2026-02-17T13:23:51","percent_change":0.0,"prev_day_close":17.3500003814697},{"option":"SPX260618C04625000","bid":2280.2,"bid_size":2.0,"ask":2290.0,"ask_size":2.0,"iv":0.3975,"open_interest":13.0,"volume":0.0,"delta":0.971,"gamma":0.0,"vega":2.6735,"theta":-0.0064,"rho":14.4458,"theo":2284.664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2354.83,"last_trade_time":"2025-10-27T14:47:34","percent_change":0.0,"prev_day_close":2305.39990234375},{"option":"SPX260618P04625000","bid":18.2,"bid_size":250.0,"ask":18.8,"ask_size":130.0,"iv":0.3958,"open_interest":828.0,"volume":4.0,"delta":-0.0294,"gamma":0.0,"vega":2.6735,"theta":-0.421,"rho":-0.7158,"theo":18.5064,"change":-1.43,"open":17.5,"high":17.5,"low":16.56,"tick":"up","last_trade_price":16.57,"last_trade_time":"2026-02-18T13:06:54","percent_change":-7.94444,"prev_day_close":17.6999998092651},{"option":"SPX260618C04650000","bid":2256.8,"bid_size":2.0,"ask":2265.0,"ask_size":2.0,"iv":0.3947,"open_interest":0.0,"volume":0.0,"delta":0.9702,"gamma":0.0,"vega":2.731,"theta":-0.0169,"rho":14.5088,"theo":2260.4049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2281.15002441406},{"option":"SPX260618P04650000","bid":18.6,"bid_size":304.0,"ask":19.2,"ask_size":229.0,"iv":0.3928,"open_interest":4561.0,"volume":101.0,"delta":-0.0302,"gamma":0.0,"vega":2.731,"theta":-0.4269,"rho":-0.7344,"theo":18.9091,"change":-1.4,"open":16.96,"high":17.01,"low":16.95,"tick":"up","last_trade_price":17.0,"last_trade_time":"2026-02-18T12:47:29","percent_change":-7.6087,"prev_day_close":18.0999994277954},{"option":"SPX260618C04675000","bid":2231.9,"bid_size":2.0,"ask":2240.6,"ask_size":2.0,"iv":0.3902,"open_interest":6.0,"volume":0.0,"delta":0.9694,"gamma":0.0,"vega":2.7896,"theta":-0.0274,"rho":14.5714,"theo":2236.1566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2070.73,"last_trade_time":"2025-11-21T13:46:11","percent_change":0.0,"prev_day_close":2256.95007324219},{"option":"SPX260618P04675000","bid":19.1,"bid_size":225.0,"ask":19.6,"ask_size":164.0,"iv":0.39,"open_interest":1252.0,"volume":0.0,"delta":-0.031,"gamma":0.0,"vega":2.7896,"theta":-0.4329,"rho":-0.7535,"theo":19.3226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.7,"last_trade_time":"2026-02-12T15:55:35","percent_change":0.0,"prev_day_close":18.4499998092651},{"option":"SPX260618C04700000","bid":2208.5,"bid_size":2.0,"ask":2218.0,"ask_size":28.0,"iv":0.3917,"open_interest":1001.0,"volume":0.0,"delta":0.9686,"gamma":0.0,"vega":2.8493,"theta":-0.038,"rho":14.6336,"theo":2211.9196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2273.54,"last_trade_time":"2026-01-22T10:23:51","percent_change":0.0,"prev_day_close":2232.60009765625},{"option":"SPX260618P04700000","bid":19.5,"bid_size":263.0,"ask":20.0,"ask_size":139.0,"iv":0.3869,"open_interest":10674.0,"volume":0.0,"delta":-0.0318,"gamma":0.0,"vega":2.8493,"theta":-0.439,"rho":-0.7731,"theo":19.7474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.4,"last_trade_time":"2026-02-17T15:35:51","percent_change":0.0,"prev_day_close":18.8500003814697},{"option":"SPX260618C04725000","bid":2183.5,"bid_size":2.0,"ask":2193.1,"ask_size":2.0,"iv":0.3861,"open_interest":5.0,"volume":0.0,"delta":0.9678,"gamma":0.0,"vega":2.9103,"theta":-0.0487,"rho":14.6952,"theo":2187.6942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2078.69,"last_trade_time":"2025-09-19T13:02:07","percent_change":0.0,"prev_day_close":2208.45007324219},{"option":"SPX260618P04725000","bid":19.9,"bid_size":230.0,"ask":20.5,"ask_size":157.0,"iv":0.384,"open_interest":536.0,"volume":40.0,"delta":-0.0326,"gamma":0.0,"vega":2.9103,"theta":-0.4452,"rho":-0.7931,"theo":20.1837,"change":-1.5,"open":18.15,"high":18.15,"low":18.15,"tick":"no_change","last_trade_price":18.15,"last_trade_time":"2026-02-18T10:48:04","percent_change":-7.63359,"prev_day_close":19.3000001907349},{"option":"SPX260618C04750000","bid":2159.9,"bid_size":2.0,"ask":2168.1,"ask_size":2.0,"iv":0.3828,"open_interest":30.0,"volume":0.0,"delta":0.9669,"gamma":0.0,"vega":2.9726,"theta":-0.0595,"rho":14.7563,"theo":2163.4809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1335.2,"last_trade_time":"2025-05-12T10:26:18","percent_change":0.0,"prev_day_close":2184.10009765625},{"option":"SPX260618P04750000","bid":20.4,"bid_size":220.0,"ask":21.0,"ask_size":341.0,"iv":0.3812,"open_interest":1732.0,"volume":0.0,"delta":-0.0335,"gamma":0.0,"vega":2.9726,"theta":-0.4515,"rho":-0.8137,"theo":20.6322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-17T15:34:28","percent_change":0.0,"prev_day_close":19.75},{"option":"SPX260618C04775000","bid":2135.1,"bid_size":2.0,"ask":2143.7,"ask_size":2.0,"iv":0.3785,"open_interest":50.0,"volume":0.0,"delta":0.966,"gamma":0.0,"vega":3.0365,"theta":-0.0704,"rho":14.8169,"theo":2139.2802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1321.76,"last_trade_time":"2024-10-01T13:44:29","percent_change":0.0,"prev_day_close":2159.90002441406},{"option":"SPX260618P04775000","bid":20.8,"bid_size":285.0,"ask":21.4,"ask_size":163.0,"iv":0.3781,"open_interest":1558.0,"volume":6.0,"delta":-0.0344,"gamma":0.0,"vega":3.0365,"theta":-0.4578,"rho":-0.8348,"theo":21.0934,"change":-0.25,"open":20.1,"high":20.3,"low":20.1,"tick":"no_change","last_trade_price":20.3,"last_trade_time":"2026-02-18T14:35:08","percent_change":-1.21655,"prev_day_close":20.1499996185303},{"option":"SPX260618C04800000","bid":2111.7,"bid_size":2.0,"ask":2119.4,"ask_size":2.0,"iv":0.3767,"open_interest":78.0,"volume":0.0,"delta":0.9651,"gamma":0.0,"vega":3.1021,"theta":-0.0814,"rho":14.8768,"theo":2115.0926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2172.36,"last_trade_time":"2026-01-30T13:19:09","percent_change":0.0,"prev_day_close":2135.65002441406},{"option":"SPX260618P04800000","bid":21.3,"bid_size":265.0,"ask":21.9,"ask_size":232.0,"iv":0.3753,"open_interest":13265.0,"volume":12.0,"delta":-0.0353,"gamma":0.0,"vega":3.1021,"theta":-0.4644,"rho":-0.8566,"theo":21.5676,"change":-0.47,"open":20.6,"high":20.8,"low":20.53,"tick":"no_change","last_trade_price":20.53,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.2381,"prev_day_close":20.5999994277954},{"option":"SPX260618C04825000","bid":2086.8,"bid_size":2.0,"ask":2095.3,"ask_size":2.0,"iv":0.3727,"open_interest":31.0,"volume":0.0,"delta":0.9642,"gamma":0.0,"vega":3.1695,"theta":-0.0925,"rho":14.936,"theo":2090.9188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1289.81,"last_trade_time":"2024-09-23T11:38:39","percent_change":0.0,"prev_day_close":2111.60009765625},{"option":"SPX260618P04825000","bid":21.8,"bid_size":252.0,"ask":22.4,"ask_size":188.0,"iv":0.3724,"open_interest":2285.0,"volume":0.0,"delta":-0.0362,"gamma":0.0,"vega":3.1695,"theta":-0.471,"rho":-0.8791,"theo":22.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.8,"last_trade_time":"2026-02-17T15:35:04","percent_change":0.0,"prev_day_close":21.0500001907349},{"option":"SPX260618C04850000","bid":2063.3,"bid_size":2.0,"ask":2071.0,"ask_size":2.0,"iv":0.3707,"open_interest":9.0,"volume":0.0,"delta":0.9632,"gamma":0.0001,"vega":3.2389,"theta":-0.1037,"rho":14.9944,"theo":2066.7594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1300.1,"last_trade_time":"2025-05-13T10:10:31","percent_change":0.0,"prev_day_close":2087.34997558594},{"option":"SPX260618P04850000","bid":22.3,"bid_size":253.0,"ask":22.9,"ask_size":228.0,"iv":0.3696,"open_interest":4309.0,"volume":9.0,"delta":-0.0372,"gamma":0.0001,"vega":3.2389,"theta":-0.4777,"rho":-0.9023,"theo":22.5579,"change":-0.25,"open":20.0,"high":21.7,"low":20.0,"tick":"no_change","last_trade_price":21.7,"last_trade_time":"2026-02-18T14:35:16","percent_change":-1.13895,"prev_day_close":21.5500001907349},{"option":"SPX260618C04875000","bid":2038.5,"bid_size":2.0,"ask":2048.0,"ask_size":2.0,"iv":0.3686,"open_interest":62.0,"volume":0.0,"delta":0.9622,"gamma":0.0001,"vega":3.3103,"theta":-0.1151,"rho":15.0521,"theo":2042.615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1958.23,"last_trade_time":"2025-11-24T15:32:01","percent_change":0.0,"prev_day_close":2063.29992675781},{"option":"SPX260618P04875000","bid":22.8,"bid_size":253.0,"ask":23.4,"ask_size":146.0,"iv":0.3666,"open_interest":2230.0,"volume":0.0,"delta":-0.0382,"gamma":0.0001,"vega":3.3103,"theta":-0.4845,"rho":-0.9264,"theo":23.0753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.8,"last_trade_time":"2026-02-17T15:34:41","percent_change":0.0,"prev_day_close":22.0500001907349},{"option":"SPX260618C04900000","bid":2015.0,"bid_size":3.0,"ask":2022.7,"ask_size":3.0,"iv":0.3648,"open_interest":67.0,"volume":0.0,"delta":0.9612,"gamma":0.0001,"vega":3.3837,"theta":-0.1265,"rho":15.1088,"theo":2018.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1060.57,"last_trade_time":"2025-05-06T13:40:18","percent_change":0.0,"prev_day_close":2038.95001220703},{"option":"SPX260618P04900000","bid":23.4,"bid_size":202.0,"ask":23.9,"ask_size":134.0,"iv":0.3639,"open_interest":5596.0,"volume":13.0,"delta":-0.0392,"gamma":0.0001,"vega":3.3837,"theta":-0.4914,"rho":-0.9514,"theo":23.6086,"change":-0.06,"open":21.04,"high":22.94,"low":20.92,"tick":"up","last_trade_price":22.94,"last_trade_time":"2026-02-18T15:01:31","percent_change":-0.26087,"prev_day_close":22.5500001907349},{"option":"SPX260618C04925000","bid":1989.9,"bid_size":3.0,"ask":1998.9,"ask_size":3.0,"iv":0.361,"open_interest":21.0,"volume":0.0,"delta":0.9601,"gamma":0.0001,"vega":3.4592,"theta":-0.1381,"rho":15.1646,"theo":1994.3745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2109.44,"last_trade_time":"2026-01-09T11:10:58","percent_change":0.0,"prev_day_close":2014.90002441406},{"option":"SPX260618P04925000","bid":23.9,"bid_size":213.0,"ask":24.5,"ask_size":158.0,"iv":0.361,"open_interest":1308.0,"volume":0.0,"delta":-0.0403,"gamma":0.0001,"vega":3.4592,"theta":-0.4985,"rho":-0.9772,"theo":24.1584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-17T15:30:30","percent_change":0.0,"prev_day_close":23.0500001907349},{"option":"SPX260618C04950000","bid":1966.8,"bid_size":3.0,"ask":1974.5,"ask_size":3.0,"iv":0.3592,"open_interest":57.0,"volume":0.0,"delta":0.959,"gamma":0.0001,"vega":3.5366,"theta":-0.1498,"rho":15.2194,"theo":1970.28,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1309.92,"last_trade_time":"2025-06-23T11:43:27","percent_change":0.0,"prev_day_close":1990.59997558594},{"option":"SPX260618P04950000","bid":24.5,"bid_size":198.0,"ask":25.1,"ask_size":229.0,"iv":0.3583,"open_interest":2003.0,"volume":6.0,"delta":-0.0414,"gamma":0.0001,"vega":3.5366,"theta":-0.5057,"rho":-1.0041,"theo":24.7257,"change":-0.3,"open":23.6,"high":23.8,"low":23.6,"tick":"no_change","last_trade_price":23.8,"last_trade_time":"2026-02-18T14:35:08","percent_change":-1.24481,"prev_day_close":23.5999994277954},{"option":"SPX260618C04975000","bid":1941.8,"bid_size":3.0,"ask":1950.2,"ask_size":3.0,"iv":0.3547,"open_interest":38.0,"volume":0.0,"delta":0.9579,"gamma":0.0001,"vega":3.6159,"theta":-0.1617,"rho":15.2732,"theo":1946.2037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1493.79,"last_trade_time":"2025-07-07T12:23:28","percent_change":0.0,"prev_day_close":1966.70001220703},{"option":"SPX260618P04975000","bid":25.1,"bid_size":120.0,"ask":25.7,"ask_size":180.0,"iv":0.3556,"open_interest":1863.0,"volume":8.0,"delta":-0.0426,"gamma":0.0001,"vega":3.6159,"theta":-0.513,"rho":-1.032,"theo":25.3112,"change":-0.3,"open":24.0,"high":24.4,"low":24.0,"tick":"up","last_trade_price":24.4,"last_trade_time":"2026-02-18T14:35:37","percent_change":-1.21457,"prev_day_close":24.0999994277954},{"option":"SPX260618C05000000","bid":1918.7,"bid_size":3.0,"ask":1927.8,"ask_size":31.0,"iv":0.3556,"open_interest":43241.0,"volume":50.0,"delta":0.9567,"gamma":0.0001,"vega":3.6969,"theta":-0.1736,"rho":15.3261,"theo":1922.1466,"change":22.9,"open":1964.01,"high":1964.01,"low":1929.11,"tick":"up","last_trade_price":1939.25,"last_trade_time":"2026-02-18T15:41:59","percent_change":1.19498,"prev_day_close":1942.45001220703},{"option":"SPX260618P05000000","bid":25.7,"bid_size":119.0,"ask":26.3,"ask_size":220.0,"iv":0.3528,"open_interest":60510.0,"volume":346.0,"delta":-0.0437,"gamma":0.0001,"vega":3.6969,"theta":-0.5205,"rho":-1.0608,"theo":25.9158,"change":-0.43,"open":25.1,"high":25.55,"low":23.1,"tick":"down","last_trade_price":24.82,"last_trade_time":"2026-02-18T15:41:31","percent_change":-1.70297,"prev_day_close":24.6999998092651},{"option":"SPX260618C05025000","bid":1893.9,"bid_size":3.0,"ask":1902.9,"ask_size":3.0,"iv":0.3506,"open_interest":21.0,"volume":0.0,"delta":0.9555,"gamma":0.0001,"vega":3.7797,"theta":-0.1858,"rho":15.3781,"theo":1898.1093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1974.46,"last_trade_time":"2025-12-29T09:50:38","percent_change":0.0,"prev_day_close":1918.39996337891},{"option":"SPX260618P05025000","bid":26.3,"bid_size":172.0,"ask":27.0,"ask_size":214.0,"iv":0.3501,"open_interest":759.0,"volume":2.0,"delta":-0.0449,"gamma":0.0001,"vega":3.7797,"theta":-0.5281,"rho":-1.0905,"theo":26.5403,"change":-1.98,"open":23.87,"high":23.87,"low":23.87,"tick":"down","last_trade_price":23.87,"last_trade_time":"2026-02-18T10:04:51","percent_change":-7.65958,"prev_day_close":25.3000001907349},{"option":"SPX260618C05050000","bid":1870.8,"bid_size":3.0,"ask":1877.5,"ask_size":3.0,"iv":0.3466,"open_interest":173.0,"volume":0.0,"delta":0.9542,"gamma":0.0001,"vega":3.8641,"theta":-0.198,"rho":15.4291,"theo":1874.0927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1963.88,"last_trade_time":"2025-12-11T16:01:46","percent_change":0.0,"prev_day_close":1894.29998779297},{"option":"SPX260618P05050000","bid":26.9,"bid_size":211.0,"ask":27.5,"ask_size":120.0,"iv":0.3471,"open_interest":1406.0,"volume":10.0,"delta":-0.0462,"gamma":0.0001,"vega":3.8641,"theta":-0.5359,"rho":-1.1212,"theo":27.1856,"change":-0.4,"open":24.2,"high":26.2,"low":24.2,"tick":"down","last_trade_price":26.1,"last_trade_time":"2026-02-18T15:40:36","percent_change":-1.50943,"prev_day_close":25.9000005722046},{"option":"SPX260618C05075000","bid":1845.7,"bid_size":3.0,"ask":1854.5,"ask_size":3.0,"iv":0.3443,"open_interest":32.0,"volume":0.0,"delta":0.9529,"gamma":0.0001,"vega":3.9502,"theta":-0.2104,"rho":15.4793,"theo":1850.0977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1813.48,"last_trade_time":"2025-11-25T14:06:53","percent_change":0.0,"prev_day_close":1870.19995117188},{"option":"SPX260618P05075000","bid":27.6,"bid_size":178.0,"ask":28.2,"ask_size":135.0,"iv":0.3444,"open_interest":2779.0,"volume":5.0,"delta":-0.0475,"gamma":0.0001,"vega":3.9502,"theta":-0.5437,"rho":-1.1527,"theo":27.8523,"change":-0.35,"open":26.53,"high":26.8,"low":26.5,"tick":"up","last_trade_price":26.8,"last_trade_time":"2026-02-18T14:34:42","percent_change":-1.28913,"prev_day_close":26.5},{"option":"SPX260618C05100000","bid":1822.8,"bid_size":3.0,"ask":1829.5,"ask_size":3.0,"iv":0.3412,"open_interest":429.0,"volume":0.0,"delta":0.9516,"gamma":0.0001,"vega":4.0381,"theta":-0.223,"rho":15.5286,"theo":1826.1249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1347.94,"last_trade_time":"2025-06-27T13:05:27","percent_change":0.0,"prev_day_close":1846.10003662109},{"option":"SPX260618P05100000","bid":28.3,"bid_size":117.0,"ask":28.8,"ask_size":99.0,"iv":0.3416,"open_interest":6565.0,"volume":76.0,"delta":-0.0489,"gamma":0.0001,"vega":4.0381,"theta":-0.5518,"rho":-1.1851,"theo":28.5413,"change":0.18,"open":25.29,"high":27.98,"low":25.29,"tick":"no_change","last_trade_price":27.98,"last_trade_time":"2026-02-18T15:00:43","percent_change":0.647481,"prev_day_close":27.1999998092651},{"option":"SPX260618C05125000","bid":1798.2,"bid_size":3.0,"ask":1806.3,"ask_size":3.0,"iv":0.3391,"open_interest":358.0,"volume":0.0,"delta":0.9502,"gamma":0.0001,"vega":4.1281,"theta":-0.2357,"rho":15.5769,"theo":1802.1751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1159.85,"last_trade_time":"2025-06-20T14:21:03","percent_change":0.0,"prev_day_close":1822.19995117188},{"option":"SPX260618P05125000","bid":29.0,"bid_size":104.0,"ask":29.6,"ask_size":121.0,"iv":0.339,"open_interest":1656.0,"volume":2.0,"delta":-0.0503,"gamma":0.0001,"vega":4.1281,"theta":-0.56,"rho":-1.2184,"theo":29.2533,"change":-0.69,"open":27.92,"high":27.92,"low":27.81,"tick":"down","last_trade_price":27.81,"last_trade_time":"2026-02-18T14:30:21","percent_change":-2.42105,"prev_day_close":27.8000001907349},{"option":"SPX260618C05150000","bid":1774.8,"bid_size":3.0,"ask":1782.3,"ask_size":3.0,"iv":0.337,"open_interest":541.0,"volume":0.0,"delta":0.9487,"gamma":0.0001,"vega":4.2204,"theta":-0.2485,"rho":15.6242,"theo":1778.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1228.52,"last_trade_time":"2025-06-25T13:51:15","percent_change":0.0,"prev_day_close":1798.25},{"option":"SPX260618P05150000","bid":29.7,"bid_size":227.0,"ask":30.3,"ask_size":157.0,"iv":0.3363,"open_interest":2664.0,"volume":36.0,"delta":-0.0517,"gamma":0.0001,"vega":4.2204,"theta":-0.5683,"rho":-1.2528,"theo":29.9892,"change":-0.55,"open":26.8,"high":29.0,"low":26.7,"tick":"down","last_trade_price":28.7,"last_trade_time":"2026-02-18T15:40:10","percent_change":-1.88034,"prev_day_close":28.5},{"option":"SPX260618C05175000","bid":1750.4,"bid_size":3.0,"ask":1758.5,"ask_size":3.0,"iv":0.3338,"open_interest":21.0,"volume":0.0,"delta":0.9472,"gamma":0.0001,"vega":4.3152,"theta":-0.2615,"rho":15.6704,"theo":1754.3481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1247.2,"last_trade_time":"2025-06-26T15:32:03","percent_change":0.0,"prev_day_close":1774.40002441406},{"option":"SPX260618P05175000","bid":30.5,"bid_size":84.0,"ask":31.2,"ask_size":178.0,"iv":0.3338,"open_interest":618.0,"volume":94.0,"delta":-0.0532,"gamma":0.0001,"vega":4.3152,"theta":-0.5768,"rho":-1.2882,"theo":30.7499,"change":-0.86,"open":27.2,"high":30.3,"low":27.2,"tick":"down","last_trade_price":29.09,"last_trade_time":"2026-02-18T16:00:21","percent_change":-2.87145,"prev_day_close":29.3000001907349},{"option":"SPX260618C05200000","bid":1727.1,"bid_size":3.0,"ask":1734.6,"ask_size":3.0,"iv":0.3318,"open_interest":1191.0,"volume":0.0,"delta":0.9457,"gamma":0.0001,"vega":4.4129,"theta":-0.2747,"rho":15.7154,"theo":1730.4728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1796.8,"last_trade_time":"2026-02-03T15:56:40","percent_change":0.0,"prev_day_close":1750.25},{"option":"SPX260618P05200000","bid":31.3,"bid_size":109.0,"ask":31.8,"ask_size":80.0,"iv":0.331,"open_interest":10466.0,"volume":111.0,"delta":-0.0547,"gamma":0.0001,"vega":4.4129,"theta":-0.5854,"rho":-1.325,"theo":31.5363,"change":-0.5,"open":29.91,"high":30.3,"low":27.75,"tick":"up","last_trade_price":30.3,"last_trade_time":"2026-02-18T14:35:21","percent_change":-1.62338,"prev_day_close":30.0},{"option":"SPX260618C05225000","bid":1702.4,"bid_size":3.0,"ask":1711.2,"ask_size":3.0,"iv":0.3287,"open_interest":29.0,"volume":0.0,"delta":0.9441,"gamma":0.0001,"vega":4.5136,"theta":-0.288,"rho":15.7589,"theo":1706.6243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1757.2,"last_trade_time":"2025-12-22T14:59:47","percent_change":0.0,"prev_day_close":1726.5},{"option":"SPX260618P05225000","bid":32.1,"bid_size":100.0,"ask":32.6,"ask_size":75.0,"iv":0.3283,"open_interest":1772.0,"volume":614.0,"delta":-0.0563,"gamma":0.0001,"vega":4.5136,"theta":-0.5942,"rho":-1.3631,"theo":32.3497,"change":-0.6,"open":28.91,"high":31.0,"low":28.7,"tick":"up","last_trade_price":31.0,"last_trade_time":"2026-02-18T15:41:00","percent_change":-1.89873,"prev_day_close":30.75},{"option":"SPX260618C05250000","bid":1679.4,"bid_size":3.0,"ask":1686.8,"ask_size":3.0,"iv":0.3264,"open_interest":683.0,"volume":0.0,"delta":0.9425,"gamma":0.0001,"vega":4.6173,"theta":-0.3014,"rho":15.8009,"theo":1682.804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1724.8,"last_trade_time":"2025-12-31T10:42:47","percent_change":0.0,"prev_day_close":1702.5},{"option":"SPX260618P05250000","bid":32.9,"bid_size":151.0,"ask":33.5,"ask_size":138.0,"iv":0.3257,"open_interest":2605.0,"volume":88.0,"delta":-0.058,"gamma":0.0001,"vega":4.6173,"theta":-0.6032,"rho":-1.4028,"theo":33.1911,"change":-0.6,"open":29.89,"high":31.9,"low":29.38,"tick":"down","last_trade_price":31.8,"last_trade_time":"2026-02-18T14:35:13","percent_change":-1.85185,"prev_day_close":31.5},{"option":"SPX260618C05275000","bid":1654.8,"bid_size":3.0,"ask":1663.5,"ask_size":3.0,"iv":0.3234,"open_interest":193.0,"volume":0.0,"delta":0.9408,"gamma":0.0001,"vega":4.7241,"theta":-0.3151,"rho":15.8412,"theo":1659.013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1680.82,"last_trade_time":"2025-11-26T11:00:24","percent_change":0.0,"prev_day_close":1678.75},{"option":"SPX260618P05275000","bid":33.8,"bid_size":80.0,"ask":34.7,"ask_size":302.0,"iv":0.3235,"open_interest":992.0,"volume":0.0,"delta":-0.0596,"gamma":0.0001,"vega":4.7241,"theta":-0.6123,"rho":-1.4442,"theo":34.0619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.3,"last_trade_time":"2026-02-17T15:29:59","percent_change":0.0,"prev_day_close":32.3999996185303},{"option":"SPX260618C05300000","bid":1631.9,"bid_size":3.0,"ask":1639.2,"ask_size":3.0,"iv":0.3212,"open_interest":1116.0,"volume":0.0,"delta":0.939,"gamma":0.0001,"vega":4.8336,"theta":-0.3288,"rho":15.8799,"theo":1635.2527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1751.96,"last_trade_time":"2026-02-11T09:40:18","percent_change":0.0,"prev_day_close":1654.85003662109},{"option":"SPX260618P05300000","bid":34.7,"bid_size":95.0,"ask":35.2,"ask_size":73.0,"iv":0.3205,"open_interest":10769.0,"volume":39.0,"delta":-0.0614,"gamma":0.0001,"vega":4.8336,"theta":-0.6216,"rho":-1.4872,"theo":34.9634,"change":-0.5,"open":31.7,"high":33.6,"low":31.1,"tick":"no_change","last_trade_price":33.6,"last_trade_time":"2026-02-18T14:35:07","percent_change":-1.46628,"prev_day_close":33.2000007629394},{"option":"SPX260618C05325000","bid":1607.5,"bid_size":3.0,"ask":1615.4,"ask_size":3.0,"iv":0.3178,"open_interest":31.0,"volume":0.0,"delta":0.9372,"gamma":0.0001,"vega":4.9457,"theta":-0.3428,"rho":15.9169,"theo":1611.5244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1104.87,"last_trade_time":"2024-11-07T09:45:22","percent_change":0.0,"prev_day_close":1631.14996337891},{"option":"SPX260618P05325000","bid":35.6,"bid_size":99.0,"ask":36.2,"ask_size":90.0,"iv":0.318,"open_interest":1157.0,"volume":15.0,"delta":-0.0632,"gamma":0.0001,"vega":4.9457,"theta":-0.631,"rho":-1.5319,"theo":35.897,"change":-0.35,"open":33.5,"high":34.7,"low":33.5,"tick":"no_change","last_trade_price":34.7,"last_trade_time":"2026-02-18T14:50:14","percent_change":-0.998571,"prev_day_close":34.1000003814697},{"option":"SPX260618C05350000","bid":1584.5,"bid_size":3.0,"ask":1591.6,"ask_size":3.0,"iv":0.3159,"open_interest":69.0,"volume":0.0,"delta":0.9353,"gamma":0.0001,"vega":5.0601,"theta":-0.3569,"rho":15.9522,"theo":1587.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1660.1,"last_trade_time":"2025-12-30T13:17:08","percent_change":0.0,"prev_day_close":1607.40002441406},{"option":"SPX260618P05350000","bid":36.6,"bid_size":95.0,"ask":37.1,"ask_size":61.0,"iv":0.3154,"open_interest":3863.0,"volume":67.0,"delta":-0.0651,"gamma":0.0001,"vega":5.0601,"theta":-0.6406,"rho":-1.5783,"theo":36.8638,"change":-0.8,"open":33.0,"high":35.7,"low":33.0,"tick":"down","last_trade_price":35.2,"last_trade_time":"2026-02-18T15:40:00","percent_change":-2.22222,"prev_day_close":35.0},{"option":"SPX260618C05375000","bid":1560.0,"bid_size":3.0,"ask":1568.5,"ask_size":3.0,"iv":0.3131,"open_interest":63.0,"volume":0.0,"delta":0.9333,"gamma":0.0001,"vega":5.1766,"theta":-0.3711,"rho":15.9861,"theo":1564.1691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":948.73,"last_trade_time":"2025-06-20T15:37:50","percent_change":0.0,"prev_day_close":1583.70001220703},{"option":"SPX260618P05375000","bid":37.6,"bid_size":91.0,"ask":38.1,"ask_size":60.0,"iv":0.3129,"open_interest":1307.0,"volume":16.0,"delta":-0.0671,"gamma":0.0001,"vega":5.1766,"theta":-0.6503,"rho":-1.6261,"theo":37.8652,"change":-0.25,"open":35.3,"high":36.7,"low":35.3,"tick":"up","last_trade_price":36.7,"last_trade_time":"2026-02-18T14:51:12","percent_change":-0.676592,"prev_day_close":36.0},{"option":"SPX260618C05400000","bid":1537.3,"bid_size":3.0,"ask":1544.2,"ask_size":3.0,"iv":0.3108,"open_interest":688.0,"volume":0.0,"delta":0.9313,"gamma":0.0001,"vega":5.2952,"theta":-0.3856,"rho":16.0185,"theo":1540.5443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1579.05,"last_trade_time":"2026-02-12T11:09:45","percent_change":0.0,"prev_day_close":1559.90002441406},{"option":"SPX260618P05400000","bid":38.6,"bid_size":145.0,"ask":39.2,"ask_size":119.0,"iv":0.3104,"open_interest":14472.0,"volume":7500.0,"delta":-0.0691,"gamma":0.0001,"vega":5.2952,"theta":-0.6602,"rho":-1.6754,"theo":38.9022,"change":-0.31,"open":37.69,"high":37.69,"low":37.69,"tick":"down","last_trade_price":37.69,"last_trade_time":"2026-02-18T09:41:28","percent_change":-0.815789,"prev_day_close":36.8999996185303},{"option":"SPX260618C05425000","bid":1512.8,"bid_size":3.0,"ask":1521.3,"ask_size":5.0,"iv":0.3081,"open_interest":31.0,"volume":0.0,"delta":0.9292,"gamma":0.0001,"vega":5.416,"theta":-0.4001,"rho":16.0495,"theo":1516.9562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1592.45,"last_trade_time":"2025-12-29T10:18:24","percent_change":0.0,"prev_day_close":1536.34997558594},{"option":"SPX260618P05425000","bid":39.7,"bid_size":94.0,"ask":40.3,"ask_size":86.0,"iv":0.308,"open_interest":2140.0,"volume":0.0,"delta":-0.0712,"gamma":0.0001,"vega":5.416,"theta":-0.6703,"rho":-1.726,"theo":39.9758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.2,"last_trade_time":"2026-02-17T15:25:10","percent_change":0.0,"prev_day_close":38.0},{"option":"SPX260618C05450000","bid":1490.1,"bid_size":3.0,"ask":1497.1,"ask_size":3.0,"iv":0.3058,"open_interest":949.0,"volume":0.0,"delta":0.927,"gamma":0.0001,"vega":5.5394,"theta":-0.4148,"rho":16.079,"theo":1493.4058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1523.62,"last_trade_time":"2025-12-02T13:58:06","percent_change":0.0,"prev_day_close":1511.90002441406},{"option":"SPX260618P05450000","bid":40.8,"bid_size":95.0,"ask":41.4,"ask_size":120.0,"iv":0.3055,"open_interest":6528.0,"volume":22.0,"delta":-0.0734,"gamma":0.0001,"vega":5.5394,"theta":-0.6805,"rho":-1.7782,"theo":41.0872,"change":-0.35,"open":38.3,"high":39.8,"low":38.3,"tick":"no_change","last_trade_price":39.8,"last_trade_time":"2026-02-18T14:51:21","percent_change":-0.871735,"prev_day_close":39.0},{"option":"SPX260618C05475000","bid":1466.3,"bid_size":18.0,"ask":1473.8,"ask_size":3.0,"iv":0.3029,"open_interest":1441.0,"volume":0.0,"delta":0.9248,"gamma":0.0001,"vega":5.6657,"theta":-0.4297,"rho":16.107,"theo":1469.8942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":667.0,"last_trade_time":"2025-05-01T15:43:01","percent_change":0.0,"prev_day_close":1489.04998779297},{"option":"SPX260618P05475000","bid":41.9,"bid_size":88.0,"ask":42.5,"ask_size":62.0,"iv":0.3029,"open_interest":4816.0,"volume":3.0,"delta":-0.0756,"gamma":0.0001,"vega":5.6657,"theta":-0.6909,"rho":-1.8319,"theo":42.2374,"change":-0.8,"open":39.9,"high":40.5,"low":39.9,"tick":"up","last_trade_price":40.5,"last_trade_time":"2026-02-18T14:34:02","percent_change":-1.93704,"prev_day_close":40.1000003814697},{"option":"SPX260618C05500000","bid":1443.2,"bid_size":3.0,"ask":1450.0,"ask_size":3.0,"iv":0.3008,"open_interest":2523.0,"volume":1.0,"delta":0.9225,"gamma":0.0001,"vega":5.7955,"theta":-0.4447,"rho":16.1331,"theo":1446.4227,"change":47.48,"open":1487.63,"high":1487.63,"low":1487.63,"tick":"up","last_trade_price":1487.63,"last_trade_time":"2026-02-18T12:37:31","percent_change":3.29688,"prev_day_close":1465.54998779297},{"option":"SPX260618P05500000","bid":43.1,"bid_size":139.0,"ask":43.7,"ask_size":60.0,"iv":0.3005,"open_interest":18065.0,"volume":60.0,"delta":-0.078,"gamma":0.0001,"vega":5.7955,"theta":-0.7014,"rho":-1.8875,"theo":43.4277,"change":-1.35,"open":41.3,"high":42.47,"low":38.7,"tick":"down","last_trade_price":41.1,"last_trade_time":"2026-02-18T15:45:54","percent_change":-3.18021,"prev_day_close":41.25},{"option":"SPX260618C05525000","bid":1418.9,"bid_size":3.0,"ask":1426.5,"ask_size":3.0,"iv":0.2976,"open_interest":343.0,"volume":0.0,"delta":0.92,"gamma":0.0001,"vega":5.9289,"theta":-0.4599,"rho":16.1571,"theo":1422.9926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1435.15,"last_trade_time":"2025-12-19T11:44:22","percent_change":0.0,"prev_day_close":1441.95001220703},{"option":"SPX260618P05525000","bid":44.3,"bid_size":93.0,"ask":45.0,"ask_size":83.0,"iv":0.298,"open_interest":1953.0,"volume":0.0,"delta":-0.0804,"gamma":0.0001,"vega":5.9289,"theta":-0.712,"rho":-1.9452,"theo":44.6594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.1,"last_trade_time":"2026-02-17T15:58:00","percent_change":0.0,"prev_day_close":42.3999996185303},{"option":"SPX260618C05550000","bid":1396.4,"bid_size":3.0,"ask":1403.1,"ask_size":3.0,"iv":0.2959,"open_interest":1426.0,"volume":0.0,"delta":0.9176,"gamma":0.0001,"vega":6.0662,"theta":-0.4752,"rho":16.1787,"theo":1399.6057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1374.76,"last_trade_time":"2025-12-16T14:03:59","percent_change":0.0,"prev_day_close":1417.84997558594},{"option":"SPX260618P05550000","bid":45.6,"bid_size":109.0,"ask":46.4,"ask_size":130.0,"iv":0.2958,"open_interest":7760.0,"volume":22.0,"delta":-0.0828,"gamma":0.0001,"vega":6.0662,"theta":-0.7228,"rho":-2.0052,"theo":45.9343,"change":-0.5,"open":40.8,"high":44.4,"low":40.7,"tick":"no_change","last_trade_price":44.4,"last_trade_time":"2026-02-18T14:51:10","percent_change":-1.11358,"prev_day_close":43.6000003814697},{"option":"SPX260618C05575000","bid":1372.6,"bid_size":3.0,"ask":1380.1,"ask_size":3.0,"iv":0.294,"open_interest":185.0,"volume":0.0,"delta":0.915,"gamma":0.0001,"vega":6.2073,"theta":-0.4906,"rho":16.1978,"theo":1376.2637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1516.8,"last_trade_time":"2026-01-28T10:15:36","percent_change":0.0,"prev_day_close":1395.04998779297},{"option":"SPX260618P05575000","bid":46.9,"bid_size":67.0,"ask":47.7,"ask_size":125.0,"iv":0.2933,"open_interest":1206.0,"volume":528.0,"delta":-0.0854,"gamma":0.0001,"vega":6.2073,"theta":-0.7337,"rho":-2.0679,"theo":47.254,"change":-0.5,"open":43.29,"high":45.7,"low":41.8,"tick":"no_change","last_trade_price":45.7,"last_trade_time":"2026-02-18T14:51:19","percent_change":-1.08225,"prev_day_close":44.7999992370606},{"option":"SPX260618C05600000","bid":1349.8,"bid_size":3.0,"ask":1355.8,"ask_size":3.0,"iv":0.2905,"open_interest":1518.0,"volume":0.0,"delta":0.9123,"gamma":0.0001,"vega":6.3516,"theta":-0.5061,"rho":16.2142,"theo":1352.9683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1372.1,"last_trade_time":"2025-12-19T14:23:25","percent_change":0.0,"prev_day_close":1370.94995117188},{"option":"SPX260618P05600000","bid":48.2,"bid_size":121.0,"ask":49.1,"ask_size":129.0,"iv":0.2909,"open_interest":17498.0,"volume":4507.0,"delta":-0.0881,"gamma":0.0001,"vega":6.3516,"theta":-0.7447,"rho":-2.1331,"theo":48.6205,"change":-1.25,"open":47.16,"high":47.16,"low":42.95,"tick":"up","last_trade_price":46.3,"last_trade_time":"2026-02-18T14:34:54","percent_change":-2.62881,"prev_day_close":46.1000003814697},{"option":"SPX260618C05625000","bid":1325.7,"bid_size":3.0,"ask":1334.1,"ask_size":3.0,"iv":0.2887,"open_interest":56.0,"volume":0.0,"delta":0.9096,"gamma":0.0001,"vega":6.4989,"theta":-0.5217,"rho":16.2281,"theo":1329.7215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1445.56,"last_trade_time":"2026-02-09T14:44:11","percent_change":0.0,"prev_day_close":1348.34997558594},{"option":"SPX260618P05625000","bid":49.6,"bid_size":115.0,"ask":50.5,"ask_size":122.0,"iv":0.2884,"open_interest":836.0,"volume":13.0,"delta":-0.0908,"gamma":0.0001,"vega":6.4989,"theta":-0.7558,"rho":-2.2009,"theo":50.0355,"change":-0.65,"open":44.5,"high":48.3,"low":44.3,"tick":"no_change","last_trade_price":48.3,"last_trade_time":"2026-02-18T14:50:41","percent_change":-1.32789,"prev_day_close":47.5},{"option":"SPX260618C05650000","bid":1303.3,"bid_size":3.0,"ask":1309.9,"ask_size":3.0,"iv":0.2861,"open_interest":1049.0,"volume":0.0,"delta":0.9067,"gamma":0.0001,"vega":6.6484,"theta":-0.5375,"rho":16.2397,"theo":1306.5249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1262.96,"last_trade_time":"2025-09-22T10:43:04","percent_change":0.0,"prev_day_close":1325.19995117188},{"option":"SPX260618P05650000","bid":51.1,"bid_size":110.0,"ask":52.0,"ask_size":170.0,"iv":0.2861,"open_interest":10620.0,"volume":2016.0,"delta":-0.0937,"gamma":0.0001,"vega":6.6484,"theta":-0.767,"rho":-2.271,"theo":51.5006,"change":-0.25,"open":45.6,"high":50.1,"low":45.6,"tick":"no_change","last_trade_price":50.1,"last_trade_time":"2026-02-18T14:43:32","percent_change":-0.496521,"prev_day_close":48.7999992370606},{"option":"SPX260618C05675000","bid":1279.4,"bid_size":3.0,"ask":1286.7,"ask_size":3.0,"iv":0.2832,"open_interest":186.0,"volume":0.0,"delta":0.9038,"gamma":0.0001,"vega":6.8,"theta":-0.5533,"rho":16.2491,"theo":1283.3798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1241.95,"last_trade_time":"2025-10-15T15:01:12","percent_change":0.0,"prev_day_close":1301.79998779297},{"option":"SPX260618P05675000","bid":52.6,"bid_size":62.0,"ask":53.6,"ask_size":175.0,"iv":0.2838,"open_interest":1380.0,"volume":8.0,"delta":-0.0967,"gamma":0.0001,"vega":6.8,"theta":-0.7784,"rho":-2.3433,"theo":53.0174,"change":-4.15,"open":47.1,"high":47.7,"low":47.1,"tick":"up","last_trade_price":47.7,"last_trade_time":"2026-02-18T11:53:57","percent_change":-8.00385,"prev_day_close":50.25},{"option":"SPX260618C05700000","bid":1257.1,"bid_size":3.0,"ask":1263.7,"ask_size":3.0,"iv":0.2814,"open_interest":4903.0,"volume":0.0,"delta":0.9007,"gamma":0.0002,"vega":6.9536,"theta":-0.5693,"rho":16.2566,"theo":1260.2877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1264.0,"last_trade_time":"2026-02-13T11:33:24","percent_change":0.0,"prev_day_close":1278.75},{"option":"SPX260618P05700000","bid":54.1,"bid_size":144.0,"ask":55.0,"ask_size":113.0,"iv":0.2812,"open_interest":10113.0,"volume":57.0,"delta":-0.0997,"gamma":0.0002,"vega":6.9536,"theta":-0.7898,"rho":-2.4175,"theo":54.587,"change":-1.92,"open":48.85,"high":53.06,"low":47.35,"tick":"no_change","last_trade_price":51.53,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.59214,"prev_day_close":51.7000007629394},{"option":"SPX260618C05725000","bid":1233.3,"bid_size":3.0,"ask":1240.8,"ask_size":3.0,"iv":0.2786,"open_interest":24.0,"volume":0.0,"delta":0.8975,"gamma":0.0002,"vega":7.1096,"theta":-0.5853,"rho":16.262,"theo":1237.2496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1288.0,"last_trade_time":"2025-12-31T12:34:50","percent_change":0.0,"prev_day_close":1255.69995117188},{"option":"SPX260618P05725000","bid":55.7,"bid_size":143.0,"ask":56.8,"ask_size":173.0,"iv":0.279,"open_interest":3930.0,"volume":109.0,"delta":-0.1029,"gamma":0.0002,"vega":7.1096,"theta":-0.8014,"rho":-2.4938,"theo":56.2107,"change":-5.3,"open":54.28,"high":54.28,"low":49.7,"tick":"down","last_trade_price":49.7,"last_trade_time":"2026-02-18T10:39:46","percent_change":-9.63636,"prev_day_close":53.2999992370606},{"option":"SPX260618C05750000","bid":1211.1,"bid_size":3.0,"ask":1217.6,"ask_size":3.0,"iv":0.2767,"open_interest":1204.0,"volume":0.0,"delta":0.8943,"gamma":0.0002,"vega":7.2686,"theta":-0.6014,"rho":16.2653,"theo":1214.2668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1264.5,"last_trade_time":"2025-12-31T12:32:45","percent_change":0.0,"prev_day_close":1232.45001220703},{"option":"SPX260618P05750000","bid":57.4,"bid_size":104.0,"ask":58.3,"ask_size":108.0,"iv":0.2765,"open_interest":7272.0,"volume":192.0,"delta":-0.1062,"gamma":0.0002,"vega":7.2686,"theta":-0.8129,"rho":-2.5722,"theo":57.8897,"change":-0.85,"open":52.0,"high":55.8,"low":51.05,"tick":"no_change","last_trade_price":55.8,"last_trade_time":"2026-02-18T14:50:41","percent_change":-1.50044,"prev_day_close":54.7999992370606},{"option":"SPX260618C05775000","bid":1187.8,"bid_size":3.0,"ask":1194.9,"ask_size":3.0,"iv":0.274,"open_interest":47.0,"volume":0.0,"delta":0.8909,"gamma":0.0002,"vega":7.4313,"theta":-0.6176,"rho":16.2659,"theo":1191.3409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1241.8,"last_trade_time":"2025-12-31T12:37:56","percent_change":0.0,"prev_day_close":1209.59997558594},{"option":"SPX260618P05775000","bid":59.1,"bid_size":133.0,"ask":60.2,"ask_size":162.0,"iv":0.2743,"open_interest":2547.0,"volume":9.0,"delta":-0.1095,"gamma":0.0002,"vega":7.4313,"theta":-0.8246,"rho":-2.6533,"theo":59.6256,"change":-1.6,"open":53.12,"high":56.8,"low":53.12,"tick":"up","last_trade_price":56.8,"last_trade_time":"2026-02-18T14:35:00","percent_change":-2.73973,"prev_day_close":56.5},{"option":"SPX260618C05800000","bid":1165.4,"bid_size":3.0,"ask":1171.6,"ask_size":3.0,"iv":0.2719,"open_interest":4843.0,"volume":0.0,"delta":0.8874,"gamma":0.0002,"vega":7.5981,"theta":-0.6338,"rho":16.2634,"theo":1168.4736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1239.44,"last_trade_time":"2026-01-30T15:22:20","percent_change":0.0,"prev_day_close":1186.59997558594},{"option":"SPX260618P05800000","bid":60.9,"bid_size":101.0,"ask":61.8,"ask_size":85.0,"iv":0.2718,"open_interest":14697.0,"volume":500.0,"delta":-0.113,"gamma":0.0002,"vega":7.5981,"theta":-0.8362,"rho":-2.7375,"theo":61.4201,"change":-3.08,"open":54.8,"high":59.3,"low":54.17,"tick":"down","last_trade_price":57.12,"last_trade_time":"2026-02-18T15:51:29","percent_change":-5.11628,"prev_day_close":58.2000007629394},{"option":"SPX260618C05825000","bid":1141.8,"bid_size":3.0,"ask":1149.4,"ask_size":5.0,"iv":0.2695,"open_interest":67.0,"volume":0.0,"delta":0.8838,"gamma":0.0002,"vega":7.769,"theta":-0.65,"rho":16.2573,"theo":1145.6672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1194.0,"last_trade_time":"2025-12-31T12:15:05","percent_change":0.0,"prev_day_close":1163.69995117188},{"option":"SPX260618P05825000","bid":62.8,"bid_size":52.0,"ask":63.7,"ask_size":99.0,"iv":0.2695,"open_interest":1508.0,"volume":50.0,"delta":-0.1166,"gamma":0.0002,"vega":7.769,"theta":-0.848,"rho":-2.8252,"theo":63.2755,"change":0.35,"open":60.32,"high":62.35,"low":56.0,"tick":"up","last_trade_price":62.35,"last_trade_time":"2026-02-18T15:17:00","percent_change":0.564516,"prev_day_close":59.9500007629394},{"option":"SPX260618C05850000","bid":1119.9,"bid_size":3.0,"ask":1126.2,"ask_size":3.0,"iv":0.2674,"open_interest":1052.0,"volume":0.0,"delta":0.88,"gamma":0.0002,"vega":7.9438,"theta":-0.6662,"rho":16.2476,"theo":1122.9242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1158.33,"last_trade_time":"2025-10-08T12:22:11","percent_change":0.0,"prev_day_close":1140.75},{"option":"SPX260618P05850000","bid":64.7,"bid_size":88.0,"ask":65.6,"ask_size":94.0,"iv":0.2672,"open_interest":8829.0,"volume":131.0,"delta":-0.1204,"gamma":0.0002,"vega":7.9438,"theta":-0.8597,"rho":-2.9166,"theo":65.1942,"change":-0.89,"open":58.0,"high":63.01,"low":57.07,"tick":"up","last_trade_price":63.01,"last_trade_time":"2026-02-18T15:02:15","percent_change":-1.3928,"prev_day_close":61.7000007629394},{"option":"SPX260618C05875000","bid":1096.4,"bid_size":3.0,"ask":1103.7,"ask_size":3.0,"iv":0.2644,"open_interest":1286.0,"volume":0.0,"delta":0.8762,"gamma":0.0002,"vega":8.1214,"theta":-0.6824,"rho":16.2341,"theo":1100.247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1158.15,"last_trade_time":"2026-02-09T09:30:12","percent_change":0.0,"prev_day_close":1118.04998779297},{"option":"SPX260618P05875000","bid":66.6,"bid_size":123.0,"ask":67.7,"ask_size":137.0,"iv":0.2649,"open_interest":2120.0,"volume":9.0,"delta":-0.1242,"gamma":0.0002,"vega":8.1214,"theta":-0.8714,"rho":-3.0118,"theo":67.1788,"change":-0.7,"open":62.2,"high":65.2,"low":62.2,"tick":"no_change","last_trade_price":65.2,"last_trade_time":"2026-02-18T14:43:33","percent_change":-1.06221,"prev_day_close":63.6500015258789},{"option":"SPX260618C05900000","bid":1074.6,"bid_size":3.0,"ask":1080.7,"ask_size":3.0,"iv":0.2626,"open_interest":6270.0,"volume":0.0,"delta":0.8722,"gamma":0.0002,"vega":8.3012,"theta":-0.6987,"rho":16.2174,"theo":1077.638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1082.2,"last_trade_time":"2026-02-17T14:05:50","percent_change":0.0,"prev_day_close":1094.65002441406},{"option":"SPX260618P05900000","bid":68.7,"bid_size":83.0,"ask":69.6,"ask_size":78.0,"iv":0.2625,"open_interest":11244.0,"volume":2008.0,"delta":-0.1282,"gamma":0.0002,"vega":8.3012,"theta":-0.8831,"rho":-3.1102,"theo":69.2316,"change":-3.1,"open":67.73,"high":67.73,"low":61.45,"tick":"no_change","last_trade_price":64.8,"last_trade_time":"2026-02-18T15:47:16","percent_change":-4.56553,"prev_day_close":65.5500030517578},{"option":"SPX260618C05925000","bid":1051.3,"bid_size":3.0,"ask":1058.1,"ask_size":3.0,"iv":0.2598,"open_interest":1314.0,"volume":0.0,"delta":0.868,"gamma":0.0002,"vega":8.4824,"theta":-0.7148,"rho":16.1976,"theo":1055.099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1103.8,"last_trade_time":"2025-12-31T12:21:42","percent_change":0.0,"prev_day_close":1072.5},{"option":"SPX260618P05925000","bid":70.8,"bid_size":108.0,"ask":71.8,"ask_size":91.0,"iv":0.2602,"open_interest":1779.0,"volume":0.0,"delta":-0.1324,"gamma":0.0002,"vega":8.4824,"theta":-0.8948,"rho":-3.2116,"theo":71.3545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":70.3,"last_trade_time":"2026-02-17T15:30:33","percent_change":0.0,"prev_day_close":67.5500030517578},{"option":"SPX260618C05950000","bid":1029.7,"bid_size":3.0,"ask":1035.8,"ask_size":3.0,"iv":0.258,"open_interest":1769.0,"volume":0.0,"delta":0.8638,"gamma":0.0002,"vega":8.6649,"theta":-0.731,"rho":16.1753,"theo":1032.6319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1133.0,"last_trade_time":"2026-01-16T11:05:15","percent_change":0.0,"prev_day_close":1049.94995117188},{"option":"SPX260618P05950000","bid":73.0,"bid_size":104.0,"ask":74.0,"ask_size":86.0,"iv":0.2579,"open_interest":4273.0,"volume":143.0,"delta":-0.1367,"gamma":0.0002,"vega":8.6649,"theta":-0.9064,"rho":-3.3156,"theo":73.5491,"change":-7.36,"open":64.85,"high":66.4,"low":64.83,"tick":"up","last_trade_price":64.84,"last_trade_time":"2026-02-18T10:46:28","percent_change":-10.1939,"prev_day_close":69.6500015258789},{"option":"SPX260618C05975000","bid":1006.9,"bid_size":3.0,"ask":1013.8,"ask_size":5.0,"iv":0.2557,"open_interest":2232.0,"volume":0.0,"delta":0.8593,"gamma":0.0002,"vega":8.8493,"theta":-0.7471,"rho":16.1504,"theo":1010.238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1060.8,"last_trade_time":"2025-12-31T12:28:36","percent_change":0.0,"prev_day_close":1027.54998779297},{"option":"SPX260618P05975000","bid":75.2,"bid_size":107.0,"ask":76.4,"ask_size":122.0,"iv":0.2556,"open_interest":2093.0,"volume":181.0,"delta":-0.1411,"gamma":0.0002,"vega":8.8493,"theta":-0.918,"rho":-3.4223,"theo":75.817,"change":-0.29,"open":69.85,"high":74.21,"low":69.85,"tick":"up","last_trade_price":74.21,"last_trade_time":"2026-02-18T15:20:05","percent_change":-0.389262,"prev_day_close":71.7999992370606},{"option":"SPX260618C06000000","bid":985.0,"bid_size":3.0,"ask":990.9,"ask_size":3.0,"iv":0.2533,"open_interest":70297.0,"volume":2197.0,"delta":0.8548,"gamma":0.0002,"vega":9.0364,"theta":-0.7631,"rho":16.1224,"theo":987.9191,"change":21.0,"open":1011.11,"high":1029.23,"low":1002.25,"tick":"down","last_trade_price":1002.25,"last_trade_time":"2026-02-18T15:41:59","percent_change":2.14013,"prev_day_close":1005.05001831055},{"option":"SPX260618P06000000","bid":77.6,"bid_size":100.0,"ask":78.6,"ask_size":78.0,"iv":0.2532,"open_interest":82524.0,"volume":5536.0,"delta":-0.1456,"gamma":0.0002,"vega":9.0364,"theta":-0.9295,"rho":-3.532,"theo":78.1599,"change":-4.13,"open":71.55,"high":75.9,"low":67.85,"tick":"down","last_trade_price":72.67,"last_trade_time":"2026-02-18T15:51:29","percent_change":-5.3776,"prev_day_close":74.0500030517578},{"option":"SPX260618C06020000","bid":966.5,"bid_size":3.0,"ask":973.4,"ask_size":3.0,"iv":0.251,"open_interest":2.0,"volume":0.0,"delta":0.851,"gamma":0.0002,"vega":9.1886,"theta":-0.7758,"rho":16.0972,"theo":970.1196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":969.77,"last_trade_time":"2026-01-20T13:34:52","percent_change":0.0,"prev_day_close":987.25},{"option":"SPX260618P06020000","bid":79.5,"bid_size":101.0,"ask":80.7,"ask_size":115.0,"iv":0.2515,"open_interest":96.0,"volume":0.0,"delta":-0.1494,"gamma":0.0002,"vega":9.1886,"theta":-0.9386,"rho":-3.6224,"theo":80.0898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":79.0,"last_trade_time":"2026-02-17T15:30:30","percent_change":0.0,"prev_day_close":75.8499984741211},{"option":"SPX260618C06025000","bid":962.4,"bid_size":3.0,"ask":969.2,"ask_size":3.0,"iv":0.2511,"open_interest":1973.0,"volume":0.0,"delta":0.85,"gamma":0.0002,"vega":9.227,"theta":-0.779,"rho":16.0906,"theo":965.6776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":979.96,"last_trade_time":"2026-01-02T11:04:27","percent_change":0.0,"prev_day_close":982.799987792969},{"option":"SPX260618P06025000","bid":80.0,"bid_size":98.0,"ask":81.2,"ask_size":112.0,"iv":0.251,"open_interest":413.0,"volume":7.0,"delta":-0.1504,"gamma":0.0002,"vega":9.227,"theta":-0.9409,"rho":-3.6455,"theo":80.5801,"change":-2.95,"open":76.9,"high":76.9,"low":71.6,"tick":"up","last_trade_price":76.3,"last_trade_time":"2026-02-18T14:33:36","percent_change":-3.7224,"prev_day_close":76.3499984741211},{"option":"SPX260618C06030000","bid":957.9,"bid_size":3.0,"ask":964.4,"ask_size":3.0,"iv":0.2504,"open_interest":1.0,"volume":0.0,"delta":0.8491,"gamma":0.0002,"vega":9.2656,"theta":-0.7822,"rho":16.0837,"theo":961.2388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":963.71,"last_trade_time":"2026-01-21T13:48:27","percent_change":0.0,"prev_day_close":978.099975585938},{"option":"SPX260618P06030000","bid":80.5,"bid_size":97.0,"ask":81.7,"ask_size":112.0,"iv":0.2506,"open_interest":135.0,"volume":0.0,"delta":-0.1513,"gamma":0.0002,"vega":9.2656,"theta":-0.9432,"rho":-3.6687,"theo":81.0737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.1,"last_trade_time":"2026-02-17T10:43:04","percent_change":0.0,"prev_day_close":76.7999992370606},{"option":"SPX260618C06040000","bid":948.8,"bid_size":3.0,"ask":955.3,"ask_size":3.0,"iv":0.2492,"open_interest":0.0,"volume":0.0,"delta":0.8471,"gamma":0.0002,"vega":9.3433,"theta":-0.7885,"rho":16.0693,"theo":952.3709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":969.399993896484},{"option":"SPX260618P06040000","bid":81.5,"bid_size":96.0,"ask":82.7,"ask_size":112.0,"iv":0.2496,"open_interest":106.0,"volume":2.0,"delta":-0.1533,"gamma":0.0002,"vega":9.3433,"theta":-0.9477,"rho":-3.7157,"theo":82.0706,"change":-2.8,"open":77.2,"high":77.9,"low":77.2,"tick":"up","last_trade_price":77.9,"last_trade_time":"2026-02-18T14:33:47","percent_change":-3.46964,"prev_day_close":77.75},{"option":"SPX260618C06050000","bid":940.6,"bid_size":3.0,"ask":946.6,"ask_size":3.0,"iv":0.2487,"open_interest":1458.0,"volume":0.0,"delta":0.8452,"gamma":0.0002,"vega":9.4216,"theta":-0.7948,"rho":16.0542,"theo":943.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":957.76,"last_trade_time":"2026-01-02T11:11:37","percent_change":0.0,"prev_day_close":960.399993896484},{"option":"SPX260618P06050000","bid":82.5,"bid_size":97.0,"ask":83.6,"ask_size":105.0,"iv":0.2486,"open_interest":8078.0,"volume":14.0,"delta":-0.1553,"gamma":0.0002,"vega":9.4216,"theta":-0.9522,"rho":-3.7635,"theo":83.0806,"change":-1.2,"open":79.2,"high":80.6,"low":74.1,"tick":"down","last_trade_price":80.55,"last_trade_time":"2026-02-18T15:00:24","percent_change":-1.46789,"prev_day_close":78.7000007629394},{"option":"SPX260618C06060000","bid":931.1,"bid_size":3.0,"ask":938.0,"ask_size":3.0,"iv":0.2476,"open_interest":0.0,"volume":0.0,"delta":0.8432,"gamma":0.0002,"vega":9.5006,"theta":-0.8011,"rho":16.0382,"theo":934.675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":951.400024414062},{"option":"SPX260618P06060000","bid":83.5,"bid_size":99.0,"ask":84.6,"ask_size":71.0,"iv":0.2476,"open_interest":113.0,"volume":2.0,"delta":-0.1572,"gamma":0.0002,"vega":9.5006,"theta":-0.9567,"rho":-3.8122,"theo":84.1041,"change":-2.95,"open":79.1,"high":79.8,"low":79.1,"tick":"up","last_trade_price":79.8,"last_trade_time":"2026-02-18T14:33:48","percent_change":-3.56495,"prev_day_close":79.6500015258789},{"option":"SPX260618C06070000","bid":922.3,"bid_size":3.0,"ask":929.1,"ask_size":3.0,"iv":0.2464,"open_interest":0.0,"volume":0.0,"delta":0.8411,"gamma":0.0002,"vega":9.58,"theta":-0.8073,"rho":16.0214,"theo":925.8474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":942.75},{"option":"SPX260618P06070000","bid":84.6,"bid_size":92.0,"ask":85.8,"ask_size":108.0,"iv":0.2468,"open_interest":92.0,"volume":2.0,"delta":-0.1593,"gamma":0.0002,"vega":9.58,"theta":-0.9611,"rho":-3.8616,"theo":85.1412,"change":-3.0,"open":80.1,"high":80.8,"low":80.1,"tick":"up","last_trade_price":80.8,"last_trade_time":"2026-02-18T14:33:45","percent_change":-3.57995,"prev_day_close":80.6000022888184},{"option":"SPX260618C06075000","bid":917.9,"bid_size":3.0,"ask":924.7,"ask_size":3.0,"iv":0.2459,"open_interest":646.0,"volume":0.0,"delta":0.8401,"gamma":0.0002,"vega":9.6199,"theta":-0.8104,"rho":16.0127,"theo":921.4388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":978.7,"last_trade_time":"2025-12-22T11:32:22","percent_change":0.0,"prev_day_close":938.099975585938},{"option":"SPX260618P06075000","bid":85.1,"bid_size":95.0,"ask":86.2,"ask_size":101.0,"iv":0.2463,"open_interest":5903.0,"volume":11.0,"delta":-0.1603,"gamma":0.0002,"vega":9.6199,"theta":-0.9633,"rho":-3.8867,"theo":85.665,"change":-0.25,"open":83.01,"high":84.1,"low":77.14,"tick":"no_change","last_trade_price":84.1,"last_trade_time":"2026-02-18T14:58:34","percent_change":-0.296382,"prev_day_close":81.1000022888184},{"option":"SPX260618C06080000","bid":913.5,"bid_size":3.0,"ask":920.3,"ask_size":3.0,"iv":0.2455,"open_interest":0.0,"volume":0.0,"delta":0.8391,"gamma":0.0002,"vega":9.66,"theta":-0.8135,"rho":16.0038,"theo":917.0337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":933.849975585938},{"option":"SPX260618P06080000","bid":85.6,"bid_size":95.0,"ask":86.7,"ask_size":58.0,"iv":0.2458,"open_interest":46.0,"volume":0.0,"delta":-0.1613,"gamma":0.0002,"vega":9.66,"theta":-0.9655,"rho":-3.9119,"theo":86.1922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":85.5,"last_trade_time":"2026-02-17T16:12:24","percent_change":0.0,"prev_day_close":81.6500015258789},{"option":"SPX260618C06090000","bid":904.7,"bid_size":3.0,"ask":911.7,"ask_size":6.0,"iv":0.2449,"open_interest":0.0,"volume":0.0,"delta":0.837,"gamma":0.0003,"vega":9.7403,"theta":-0.8197,"rho":15.9853,"theo":908.2342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.049987792969},{"option":"SPX260618P06090000","bid":86.7,"bid_size":92.0,"ask":87.8,"ask_size":97.0,"iv":0.2449,"open_interest":122.0,"volume":7.0,"delta":-0.1634,"gamma":0.0003,"vega":9.7403,"theta":-0.9699,"rho":-3.9631,"theo":87.2574,"change":-3.25,"open":84.59,"high":84.59,"low":78.61,"tick":"up","last_trade_price":82.7,"last_trade_time":"2026-02-18T14:33:26","percent_change":-3.78127,"prev_day_close":82.7000007629394},{"option":"SPX260618C06100000","bid":896.6,"bid_size":3.0,"ask":902.0,"ask_size":3.0,"iv":0.2436,"open_interest":5464.0,"volume":0.0,"delta":0.8349,"gamma":0.0003,"vega":9.821,"theta":-0.8259,"rho":15.9661,"theo":899.4491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":849.04,"last_trade_time":"2026-02-17T10:50:07","percent_change":0.0,"prev_day_close":916.100006103516},{"option":"SPX260618P06100000","bid":87.8,"bid_size":91.0,"ask":88.9,"ask_size":98.0,"iv":0.244,"open_interest":12848.0,"volume":53.0,"delta":-0.1655,"gamma":0.0003,"vega":9.821,"theta":-0.9743,"rho":-4.015,"theo":88.337,"change":3.95,"open":81.62,"high":86.7,"low":77.15,"tick":"up","last_trade_price":83.5,"last_trade_time":"2026-02-18T16:05:01","percent_change":4.71923,"prev_day_close":83.7000007629394},{"option":"SPX260618C06110000","bid":887.5,"bid_size":3.0,"ask":893.9,"ask_size":3.0,"iv":0.2429,"open_interest":0.0,"volume":0.0,"delta":0.8328,"gamma":0.0003,"vega":9.9018,"theta":-0.832,"rho":15.946,"theo":890.6786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":869.85,"last_trade_time":"2026-01-20T15:41:25","percent_change":0.0,"prev_day_close":907.149993896484},{"option":"SPX260618P06110000","bid":88.9,"bid_size":91.0,"ask":90.0,"ask_size":98.0,"iv":0.2431,"open_interest":235.0,"volume":8.0,"delta":-0.1676,"gamma":0.0003,"vega":9.9018,"theta":-0.9786,"rho":-4.0677,"theo":89.4313,"change":-3.45,"open":86.79,"high":86.79,"low":79.5,"tick":"up","last_trade_price":84.7,"last_trade_time":"2026-02-18T14:32:52","percent_change":-3.91378,"prev_day_close":84.75},{"option":"SPX260618C06120000","bid":878.6,"bid_size":3.0,"ask":884.9,"ask_size":3.0,"iv":0.2419,"open_interest":0.0,"volume":0.0,"delta":0.8306,"gamma":0.0003,"vega":9.9828,"theta":-0.8382,"rho":15.9254,"theo":881.923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":898.549987792969},{"option":"SPX260618P06120000","bid":90.0,"bid_size":90.0,"ask":91.1,"ask_size":68.0,"iv":0.2421,"open_interest":129.0,"volume":7.0,"delta":-0.1698,"gamma":0.0003,"vega":9.9828,"theta":-0.9829,"rho":-4.121,"theo":90.5404,"change":-4.89,"open":87.87,"high":87.87,"low":79.8,"tick":"up","last_trade_price":84.36,"last_trade_time":"2026-02-18T14:23:48","percent_change":-5.47899,"prev_day_close":85.8499984741211},{"option":"SPX260618C06125000","bid":874.4,"bid_size":3.0,"ask":880.7,"ask_size":3.0,"iv":0.2416,"open_interest":905.0,"volume":0.0,"delta":0.8295,"gamma":0.0003,"vega":10.0234,"theta":-0.8412,"rho":15.9148,"theo":877.5509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":992.79,"last_trade_time":"2026-01-13T13:18:45","percent_change":0.0,"prev_day_close":894.0},{"option":"SPX260618P06125000","bid":90.5,"bid_size":95.0,"ask":91.7,"ask_size":96.0,"iv":0.2416,"open_interest":1934.0,"volume":17.0,"delta":-0.1709,"gamma":0.0003,"vega":10.0234,"theta":-0.9851,"rho":-4.1479,"theo":91.1006,"change":-1.45,"open":81.89,"high":88.4,"low":79.4,"tick":"no_change","last_trade_price":88.4,"last_trade_time":"2026-02-18T14:43:33","percent_change":-1.6138,"prev_day_close":86.2999992370606},{"option":"SPX260618C06130000","bid":869.7,"bid_size":3.0,"ask":876.9,"ask_size":3.0,"iv":0.2413,"open_interest":3.0,"volume":0.0,"delta":0.8284,"gamma":0.0003,"vega":10.0639,"theta":-0.8442,"rho":15.904,"theo":873.1825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":912.7,"last_trade_time":"2026-01-20T11:11:55","percent_change":0.0,"prev_day_close":889.600006103516},{"option":"SPX260618P06130000","bid":91.1,"bid_size":95.0,"ask":92.4,"ask_size":99.0,"iv":0.2413,"open_interest":68.0,"volume":3.0,"delta":-0.172,"gamma":0.0003,"vega":10.0639,"theta":-0.9872,"rho":-4.175,"theo":91.6645,"change":-3.55,"open":80.8,"high":86.9,"low":80.8,"tick":"up","last_trade_price":86.9,"last_trade_time":"2026-02-18T14:32:45","percent_change":-3.92482,"prev_day_close":86.9000015258789},{"option":"SPX260618C06140000","bid":861.0,"bid_size":3.0,"ask":867.9,"ask_size":3.0,"iv":0.2402,"open_interest":1.0,"volume":0.0,"delta":0.8262,"gamma":0.0003,"vega":10.145,"theta":-0.8503,"rho":15.8821,"theo":864.4571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":851.95,"last_trade_time":"2026-02-17T15:40:41","percent_change":0.0,"prev_day_close":880.950012207031},{"option":"SPX260618P06140000","bid":92.2,"bid_size":98.0,"ask":93.4,"ask_size":95.0,"iv":0.2402,"open_interest":247.0,"volume":3.0,"delta":-0.1742,"gamma":0.0003,"vega":10.145,"theta":-0.9914,"rho":-4.2297,"theo":92.8039,"change":-3.4,"open":84.49,"high":88.1,"low":84.49,"tick":"up","last_trade_price":88.1,"last_trade_time":"2026-02-18T14:33:15","percent_change":-3.71585,"prev_day_close":87.9500007629394},{"option":"SPX260618C06150000","bid":853.2,"bid_size":18.0,"ask":858.6,"ask_size":3.0,"iv":0.2395,"open_interest":2225.0,"volume":0.0,"delta":0.8239,"gamma":0.0003,"vega":10.2261,"theta":-0.8563,"rho":15.8596,"theo":855.7472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":935.65,"last_trade_time":"2026-01-06T11:11:12","percent_change":0.0,"prev_day_close":872.100006103516},{"option":"SPX260618P06150000","bid":93.4,"bid_size":92.0,"ask":94.7,"ask_size":99.0,"iv":0.2394,"open_interest":8577.0,"volume":31.0,"delta":-0.1765,"gamma":0.0003,"vega":10.2261,"theta":-0.9956,"rho":-4.2848,"theo":93.9587,"change":-3.85,"open":92.09,"high":92.2,"low":81.9,"tick":"up","last_trade_price":88.85,"last_trade_time":"2026-02-18T16:05:01","percent_change":-4.15318,"prev_day_close":89.1000022888184},{"option":"SPX260618C06160000","bid":843.8,"bid_size":3.0,"ask":850.0,"ask_size":3.0,"iv":0.2382,"open_interest":0.0,"volume":0.0,"delta":0.8216,"gamma":0.0003,"vega":10.3072,"theta":-0.8623,"rho":15.8366,"theo":847.0529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":863.5},{"option":"SPX260618P06160000","bid":94.6,"bid_size":89.0,"ask":95.9,"ask_size":107.0,"iv":0.2385,"open_interest":101.0,"volume":9.0,"delta":-0.1788,"gamma":0.0003,"vega":10.3072,"theta":-0.9998,"rho":-4.3406,"theo":95.1291,"change":-5.57,"open":85.54,"high":90.2,"low":83.62,"tick":"no_change","last_trade_price":88.28,"last_trade_time":"2026-02-18T15:58:04","percent_change":-5.93501,"prev_day_close":90.2000007629394},{"option":"SPX260618C06170000","bid":835.3,"bid_size":3.0,"ask":841.8,"ask_size":3.0,"iv":0.2376,"open_interest":0.0,"volume":0.0,"delta":0.8193,"gamma":0.0003,"vega":10.3884,"theta":-0.8682,"rho":15.813,"theo":838.3743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":854.799987792969},{"option":"SPX260618P06170000","bid":95.8,"bid_size":87.0,"ask":96.9,"ask_size":63.0,"iv":0.2375,"open_interest":243.0,"volume":1.0,"delta":-0.1811,"gamma":0.0003,"vega":10.3884,"theta":-1.0039,"rho":-4.3968,"theo":96.3152,"change":-10.05,"open":85.0,"high":85.0,"low":85.0,"tick":"down","last_trade_price":85.0,"last_trade_time":"2026-02-18T11:10:50","percent_change":-10.5734,"prev_day_close":91.3499984741211},{"option":"SPX260618C06175000","bid":831.5,"bid_size":17.0,"ask":836.9,"ask_size":3.0,"iv":0.2371,"open_interest":1400.0,"volume":0.0,"delta":0.8182,"gamma":0.0003,"vega":10.429,"theta":-0.8712,"rho":15.801,"theo":834.0409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":883.7,"last_trade_time":"2025-12-31T12:12:22","percent_change":0.0,"prev_day_close":850.199981689453},{"option":"SPX260618P06175000","bid":96.4,"bid_size":87.0,"ask":97.5,"ask_size":63.0,"iv":0.237,"open_interest":2892.0,"volume":9.0,"delta":-0.1822,"gamma":0.0003,"vega":10.429,"theta":-1.006,"rho":-4.4251,"theo":96.9142,"change":-3.8,"open":85.97,"high":91.9,"low":85.4,"tick":"up","last_trade_price":91.9,"last_trade_time":"2026-02-18T14:32:37","percent_change":-3.97074,"prev_day_close":91.8999977111816},{"option":"SPX260618C06180000","bid":826.3,"bid_size":3.0,"ask":833.2,"ask_size":3.0,"iv":0.2366,"open_interest":0.0,"volume":0.0,"delta":0.817,"gamma":0.0003,"vega":10.4696,"theta":-0.8741,"rho":15.7889,"theo":829.7115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":845.850006103516},{"option":"SPX260618P06180000","bid":97.0,"bid_size":84.0,"ask":98.3,"ask_size":105.0,"iv":0.2366,"open_interest":200.0,"volume":0.0,"delta":-0.1834,"gamma":0.0003,"vega":10.4696,"theta":-1.008,"rho":-4.4536,"theo":97.5172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":97.1,"last_trade_time":"2026-02-17T16:12:01","percent_change":0.0,"prev_day_close":92.5},{"option":"SPX260618C06190000","bid":818.0,"bid_size":3.0,"ask":824.1,"ask_size":3.0,"iv":0.2356,"open_interest":2.0,"volume":0.0,"delta":0.8146,"gamma":0.0003,"vega":10.5509,"theta":-0.8799,"rho":15.7642,"theo":821.0649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":859.36,"last_trade_time":"2026-02-03T14:55:48","percent_change":0.0,"prev_day_close":837.299987792969},{"option":"SPX260618P06190000","bid":98.2,"bid_size":90.0,"ask":99.4,"ask_size":94.0,"iv":0.2356,"open_interest":72.0,"volume":1.0,"delta":-0.1858,"gamma":0.0003,"vega":10.5509,"theta":-1.0121,"rho":-4.5109,"theo":98.7353,"change":-4.7,"open":92.8,"high":92.8,"low":92.8,"tick":"down","last_trade_price":92.8,"last_trade_time":"2026-02-18T14:29:48","percent_change":-4.82051,"prev_day_close":93.6000022888184},{"option":"SPX260618C06200000","bid":810.0,"bid_size":18.0,"ask":815.4,"ask_size":3.0,"iv":0.2349,"open_interest":6485.0,"volume":3.0,"delta":0.8122,"gamma":0.0003,"vega":10.6325,"theta":-0.8858,"rho":15.7389,"theo":812.4345,"change":46.31,"open":852.41,"high":852.41,"low":852.41,"tick":"up","last_trade_price":852.41,"last_trade_time":"2026-02-18T13:01:14","percent_change":5.74494,"prev_day_close":827.950012207031},{"option":"SPX260618P06200000","bid":99.4,"bid_size":93.0,"ask":100.6,"ask_size":89.0,"iv":0.2347,"open_interest":16618.0,"volume":3797.0,"delta":-0.1882,"gamma":0.0003,"vega":10.6325,"theta":-1.0161,"rho":-4.5689,"theo":99.9696,"change":5.64,"open":97.42,"high":97.42,"low":87.85,"tick":"down","last_trade_price":92.8,"last_trade_time":"2026-02-18T15:53:42","percent_change":5.9431,"prev_day_close":94.8999977111816},{"option":"SPX260618C06210000","bid":800.8,"bid_size":3.0,"ask":806.9,"ask_size":3.0,"iv":0.2337,"open_interest":10.0,"volume":0.0,"delta":0.8098,"gamma":0.0003,"vega":10.7143,"theta":-0.8915,"rho":15.713,"theo":803.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":787.3,"last_trade_time":"2026-02-13T09:36:21","percent_change":0.0,"prev_day_close":820.0},{"option":"SPX260618P06210000","bid":100.7,"bid_size":87.0,"ask":101.9,"ask_size":91.0,"iv":0.2338,"open_interest":74.0,"volume":7.0,"delta":-0.1906,"gamma":0.0003,"vega":10.7143,"theta":-1.02,"rho":-4.6275,"theo":101.2203,"change":-11.5,"open":89.2,"high":89.3,"low":88.5,"tick":"down","last_trade_price":88.5,"last_trade_time":"2026-02-18T13:01:27","percent_change":-11.5,"prev_day_close":96.0499992370606},{"option":"SPX260618C06220000","bid":792.2,"bid_size":3.0,"ask":798.2,"ask_size":3.0,"iv":0.2328,"open_interest":0.0,"volume":0.0,"delta":0.8073,"gamma":0.0003,"vega":10.7966,"theta":-0.8972,"rho":15.6863,"theo":795.2233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":811.299987792969},{"option":"SPX260618P06220000","bid":101.9,"bid_size":91.0,"ask":103.2,"ask_size":93.0,"iv":0.2328,"open_interest":48.0,"volume":1.0,"delta":-0.1931,"gamma":0.0003,"vega":10.7966,"theta":-1.024,"rho":-4.6869,"theo":102.4878,"change":-10.3,"open":91.0,"high":91.0,"low":91.0,"tick":"down","last_trade_price":91.0,"last_trade_time":"2026-02-18T10:48:09","percent_change":-10.1678,"prev_day_close":97.2999992370606},{"option":"SPX260618C06225000","bid":788.3,"bid_size":17.0,"ask":794.6,"ask_size":3.0,"iv":0.2328,"open_interest":1505.0,"volume":0.0,"delta":0.8061,"gamma":0.0003,"vega":10.8378,"theta":-0.9001,"rho":15.6726,"theo":790.931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":840.7,"last_trade_time":"2025-12-31T12:12:36","percent_change":0.0,"prev_day_close":807.0},{"option":"SPX260618P06225000","bid":102.6,"bid_size":88.0,"ask":103.8,"ask_size":61.0,"iv":0.2324,"open_interest":3380.0,"volume":9.0,"delta":-0.1944,"gamma":0.0003,"vega":10.8378,"theta":-1.0259,"rho":-4.7169,"theo":103.1279,"change":-0.7,"open":91.57,"high":101.3,"low":90.95,"tick":"no_change","last_trade_price":101.3,"last_trade_time":"2026-02-18T14:58:32","percent_change":-0.686275,"prev_day_close":97.8999977111816},{"option":"SPX260618C06230000","bid":783.4,"bid_size":3.0,"ask":789.8,"ask_size":3.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.8048,"gamma":0.0003,"vega":10.8792,"theta":-0.9029,"rho":15.6587,"theo":786.643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":802.700012207031},{"option":"SPX260618P06230000","bid":103.2,"bid_size":92.0,"ask":104.5,"ask_size":92.0,"iv":0.2319,"open_interest":50.0,"volume":3.0,"delta":-0.1956,"gamma":0.0003,"vega":10.8792,"theta":-1.0278,"rho":-4.7471,"theo":103.7723,"change":-5.25,"open":92.4,"high":97.4,"low":92.4,"tick":"up","last_trade_price":97.4,"last_trade_time":"2026-02-18T14:30:01","percent_change":-5.11447,"prev_day_close":98.4500007629394},{"option":"SPX260618C06240000","bid":774.8,"bid_size":3.0,"ask":781.5,"ask_size":3.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.8023,"gamma":0.0003,"vega":10.9623,"theta":-0.9086,"rho":15.6302,"theo":778.0801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":794.050018310547},{"option":"SPX260618P06240000","bid":104.5,"bid_size":91.0,"ask":105.8,"ask_size":89.0,"iv":0.231,"open_interest":152.0,"volume":2.0,"delta":-0.1982,"gamma":0.0003,"vega":10.9623,"theta":-1.0317,"rho":-4.8083,"theo":105.074,"change":-4.05,"open":98.8,"high":99.9,"low":98.8,"tick":"up","last_trade_price":99.9,"last_trade_time":"2026-02-18T14:32:59","percent_change":-3.8961,"prev_day_close":99.75},{"option":"SPX260618C06250000","bid":767.0,"bid_size":3.0,"ask":772.6,"ask_size":3.0,"iv":0.2302,"open_interest":2185.0,"volume":0.0,"delta":0.7997,"gamma":0.0003,"vega":11.046,"theta":-0.9141,"rho":15.6007,"theo":769.5347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":843.82,"last_trade_time":"2026-02-10T15:56:27","percent_change":0.0,"prev_day_close":785.400024414062},{"option":"SPX260618P06250000","bid":105.9,"bid_size":86.0,"ask":107.1,"ask_size":86.0,"iv":0.23,"open_interest":7435.0,"volume":24.0,"delta":-0.2007,"gamma":0.0003,"vega":11.046,"theta":-1.0354,"rho":-4.8705,"theo":106.3934,"change":-5.75,"open":94.4,"high":104.4,"low":94.4,"tick":"down","last_trade_price":99.5,"last_trade_time":"2026-02-18T15:48:42","percent_change":-5.46318,"prev_day_close":101.0},{"option":"SPX260618C06260000","bid":757.8,"bid_size":3.0,"ask":764.1,"ask_size":3.0,"iv":0.2288,"open_interest":0.0,"volume":0.0,"delta":0.7971,"gamma":0.0003,"vega":11.1301,"theta":-0.9196,"rho":15.5701,"theo":761.0074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.899993896484},{"option":"SPX260618P06260000","bid":107.2,"bid_size":86.0,"ask":108.5,"ask_size":90.0,"iv":0.2291,"open_interest":160.0,"volume":0.0,"delta":-0.2033,"gamma":0.0003,"vega":11.1301,"theta":-1.0391,"rho":-4.9338,"theo":107.7308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.87,"last_trade_time":"2026-02-17T13:28:31","percent_change":0.0,"prev_day_close":102.350002288818},{"option":"SPX260618C06270000","bid":749.3,"bid_size":3.0,"ask":755.9,"ask_size":3.0,"iv":0.2282,"open_interest":0.0,"volume":0.0,"delta":0.7944,"gamma":0.0003,"vega":11.2146,"theta":-0.9251,"rho":15.5383,"theo":752.4984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":768.350006103516},{"option":"SPX260618P06270000","bid":108.6,"bid_size":83.0,"ask":109.8,"ask_size":59.0,"iv":0.2282,"open_interest":117.0,"volume":2.0,"delta":-0.206,"gamma":0.0003,"vega":11.2146,"theta":-1.0428,"rho":-4.9982,"theo":109.0865,"change":-4.35,"open":102.7,"high":103.6,"low":102.7,"tick":"up","last_trade_price":103.6,"last_trade_time":"2026-02-18T14:32:54","percent_change":-4.02964,"prev_day_close":103.649997711182},{"option":"SPX260618C06275000","bid":745.9,"bid_size":17.0,"ask":751.9,"ask_size":3.0,"iv":0.2282,"open_interest":1416.0,"volume":0.0,"delta":0.7931,"gamma":0.0003,"vega":11.2571,"theta":-0.9278,"rho":15.522,"theo":748.251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":798.9,"last_trade_time":"2025-12-31T12:11:20","percent_change":0.0,"prev_day_close":763.899993896484},{"option":"SPX260618P06275000","bid":109.3,"bid_size":80.0,"ask":110.5,"ask_size":52.0,"iv":0.2277,"open_interest":3295.0,"volume":124.0,"delta":-0.2073,"gamma":0.0003,"vega":11.2571,"theta":-1.0446,"rho":-5.0308,"theo":109.7715,"change":-1.3,"open":97.5,"high":107.45,"low":97.5,"tick":"up","last_trade_price":107.45,"last_trade_time":"2026-02-18T15:11:33","percent_change":-1.1954,"prev_day_close":104.25},{"option":"SPX260618C06280000","bid":740.9,"bid_size":3.0,"ask":747.4,"ask_size":3.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":0.7918,"gamma":0.0003,"vega":11.2996,"theta":-0.9305,"rho":15.5054,"theo":744.0083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":759.800018310547},{"option":"SPX260618P06280000","bid":110.0,"bid_size":82.0,"ask":111.2,"ask_size":59.0,"iv":0.2273,"open_interest":214.0,"volume":0.0,"delta":-0.2086,"gamma":0.0003,"vega":11.2996,"theta":-1.0464,"rho":-5.0638,"theo":110.4611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.4,"last_trade_time":"2026-02-17T15:31:39","percent_change":0.0,"prev_day_close":104.950000762939},{"option":"SPX260618C06290000","bid":732.7,"bid_size":3.0,"ask":738.6,"ask_size":3.0,"iv":0.2263,"open_interest":0.0,"volume":0.0,"delta":0.789,"gamma":0.0003,"vega":11.3848,"theta":-0.9359,"rho":15.4714,"theo":735.5373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.25},{"option":"SPX260618P06290000","bid":111.4,"bid_size":79.0,"ask":112.6,"ask_size":58.0,"iv":0.2263,"open_interest":174.0,"volume":43.0,"delta":-0.2114,"gamma":0.0003,"vega":11.3848,"theta":-1.05,"rho":-5.1304,"theo":111.8549,"change":-6.95,"open":99.78,"high":106.2,"low":99.49,"tick":"down","last_trade_price":103.9,"last_trade_time":"2026-02-18T15:57:49","percent_change":-6.26973,"prev_day_close":106.350002288818},{"option":"SPX260618C06300000","bid":724.6,"bid_size":3.0,"ask":730.1,"ask_size":3.0,"iv":0.2255,"open_interest":6354.0,"volume":1.0,"delta":0.7863,"gamma":0.0003,"vega":11.4702,"theta":-0.9412,"rho":15.4363,"theo":727.086,"change":27.16,"open":748.11,"high":748.11,"low":748.11,"tick":"up","last_trade_price":748.11,"last_trade_time":"2026-02-18T10:00:45","percent_change":3.76725,"prev_day_close":742.649993896484},{"option":"SPX260618P06300000","bid":112.8,"bid_size":80.0,"ask":114.0,"ask_size":76.0,"iv":0.2254,"open_interest":26767.0,"volume":6949.0,"delta":-0.2141,"gamma":0.0003,"vega":11.4702,"theta":-1.0534,"rho":-5.1982,"theo":113.2682,"change":6.4,"open":109.8,"high":111.3,"low":99.62,"tick":"down","last_trade_price":106.1,"last_trade_time":"2026-02-18T15:47:51","percent_change":5.94795,"prev_day_close":107.600002288818},{"option":"SPX260618C06310000","bid":715.6,"bid_size":3.0,"ask":722.1,"ask_size":3.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.7835,"gamma":0.0003,"vega":11.5556,"theta":-0.9464,"rho":15.4001,"theo":718.6546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":734.350006103516},{"option":"SPX260618P06310000","bid":114.2,"bid_size":82.0,"ask":115.5,"ask_size":61.0,"iv":0.2244,"open_interest":419.0,"volume":2.0,"delta":-0.2169,"gamma":0.0003,"vega":11.5556,"theta":-1.0569,"rho":-5.2671,"theo":114.7016,"change":-4.85,"open":107.5,"high":108.8,"low":107.5,"tick":"up","last_trade_price":108.8,"last_trade_time":"2026-02-18T14:32:52","percent_change":-4.26749,"prev_day_close":108.950000762939},{"option":"SPX260618C06320000","bid":707.4,"bid_size":3.0,"ask":713.2,"ask_size":3.0,"iv":0.2234,"open_interest":0.0,"volume":0.0,"delta":0.7807,"gamma":0.0003,"vega":11.6409,"theta":-0.9516,"rho":15.363,"theo":710.2436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":725.800018310547},{"option":"SPX260618P06320000","bid":115.7,"bid_size":79.0,"ask":117.0,"ask_size":63.0,"iv":0.2235,"open_interest":262.0,"volume":1.0,"delta":-0.2197,"gamma":0.0003,"vega":11.6409,"theta":-1.0602,"rho":-5.3369,"theo":116.1553,"change":-11.45,"open":103.75,"high":103.75,"low":103.75,"tick":"down","last_trade_price":103.75,"last_trade_time":"2026-02-18T11:30:33","percent_change":-9.93924,"prev_day_close":110.349998474121},{"option":"SPX260618C06325000","bid":703.2,"bid_size":3.0,"ask":709.1,"ask_size":3.0,"iv":0.223,"open_interest":589.0,"volume":0.0,"delta":0.7793,"gamma":0.0003,"vega":11.6835,"theta":-0.9541,"rho":15.3441,"theo":706.0458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":756.6,"last_trade_time":"2025-12-31T12:11:45","percent_change":0.0,"prev_day_close":721.5},{"option":"SPX260618P06325000","bid":116.4,"bid_size":81.0,"ask":117.7,"ask_size":55.0,"iv":0.223,"open_interest":4611.0,"volume":7.0,"delta":-0.2211,"gamma":0.0003,"vega":11.6835,"theta":-1.0619,"rho":-5.3721,"theo":116.8898,"change":-2.45,"open":108.3,"high":113.5,"low":108.3,"tick":"no_change","last_trade_price":113.5,"last_trade_time":"2026-02-18T14:43:33","percent_change":-2.11298,"prev_day_close":111.049999237061},{"option":"SPX260618C06330000","bid":698.8,"bid_size":3.0,"ask":705.3,"ask_size":3.0,"iv":0.2226,"open_interest":0.0,"volume":0.0,"delta":0.7778,"gamma":0.0003,"vega":11.7261,"theta":-0.9566,"rho":15.325,"theo":701.8532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.300018310547},{"option":"SPX260618P06330000","bid":117.1,"bid_size":85.0,"ask":118.4,"ask_size":54.0,"iv":0.2225,"open_interest":125.0,"volume":3.0,"delta":-0.2226,"gamma":0.0003,"vega":11.7261,"theta":-1.0635,"rho":-5.4076,"theo":117.6296,"change":-5.1,"open":105.44,"high":111.6,"low":105.44,"tick":"up","last_trade_price":111.6,"last_trade_time":"2026-02-18T14:32:52","percent_change":-4.37018,"prev_day_close":111.850002288818},{"option":"SPX260618C06340000","bid":690.4,"bid_size":3.0,"ask":696.9,"ask_size":3.0,"iv":0.2216,"open_interest":0.0,"volume":0.0,"delta":0.7749,"gamma":0.0004,"vega":11.8109,"theta":-0.9617,"rho":15.2862,"theo":693.4839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":708.899993896484},{"option":"SPX260618P06340000","bid":118.6,"bid_size":81.0,"ask":119.9,"ask_size":49.0,"iv":0.2216,"open_interest":224.0,"volume":0.0,"delta":-0.2255,"gamma":0.0004,"vega":11.8109,"theta":-1.0667,"rho":-5.4791,"theo":119.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.9,"last_trade_time":"2026-02-17T14:19:23","percent_change":0.0,"prev_day_close":113.25},{"option":"SPX260618C06350000","bid":682.8,"bid_size":3.0,"ask":688.2,"ask_size":3.0,"iv":0.2209,"open_interest":2615.0,"volume":0.0,"delta":0.772,"gamma":0.0004,"vega":11.8954,"theta":-0.9666,"rho":15.2466,"theo":685.1359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":699.46,"last_trade_time":"2026-02-06T10:16:57","percent_change":0.0,"prev_day_close":700.399993896484},{"option":"SPX260618P06350000","bid":120.2,"bid_size":78.0,"ask":121.5,"ask_size":79.0,"iv":0.2207,"open_interest":7908.0,"volume":7.0,"delta":-0.2284,"gamma":0.0004,"vega":11.8954,"theta":-1.0699,"rho":-5.5513,"theo":120.6417,"change":-2.7,"open":107.5,"high":117.1,"low":107.5,"tick":"no_change","last_trade_price":117.1,"last_trade_time":"2026-02-18T14:43:31","percent_change":-2.25376,"prev_day_close":114.650001525879},{"option":"SPX260618C06360000","bid":674.0,"bid_size":3.0,"ask":679.8,"ask_size":3.0,"iv":0.2197,"open_interest":2.0,"volume":0.0,"delta":0.769,"gamma":0.0004,"vega":11.9796,"theta":-0.9715,"rho":15.2064,"theo":676.8094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":758.12,"last_trade_time":"2026-02-10T15:44:11","percent_change":0.0,"prev_day_close":692.149993896484},{"option":"SPX260618P06360000","bid":121.7,"bid_size":79.0,"ask":123.0,"ask_size":54.0,"iv":0.2198,"open_interest":124.0,"volume":2.0,"delta":-0.2314,"gamma":0.0004,"vega":11.9796,"theta":-1.073,"rho":-5.6242,"theo":122.1799,"change":-5.05,"open":115.4,"high":116.2,"low":115.4,"tick":"up","last_trade_price":116.2,"last_trade_time":"2026-02-18T14:33:39","percent_change":-4.16495,"prev_day_close":116.150001525879},{"option":"SPX260618C06370000","bid":665.5,"bid_size":3.0,"ask":671.6,"ask_size":3.0,"iv":0.2186,"open_interest":0.0,"volume":0.0,"delta":0.766,"gamma":0.0004,"vega":12.0634,"theta":-0.9763,"rho":15.1655,"theo":668.5047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":683.699981689453},{"option":"SPX260618P06370000","bid":123.3,"bid_size":73.0,"ask":124.6,"ask_size":54.0,"iv":0.2188,"open_interest":227.0,"volume":1.0,"delta":-0.2344,"gamma":0.0004,"vega":12.0634,"theta":-1.076,"rho":-5.6978,"theo":123.7399,"change":-6.25,"open":116.6,"high":116.6,"low":116.6,"tick":"up","last_trade_price":116.6,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.08751,"prev_day_close":117.75},{"option":"SPX260618C06375000","bid":661.4,"bid_size":3.0,"ask":667.2,"ask_size":3.0,"iv":0.2181,"open_interest":548.0,"volume":0.0,"delta":0.7645,"gamma":0.0004,"vega":12.1052,"theta":-0.9787,"rho":15.1448,"theo":664.3606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":722.3,"last_trade_time":"2025-12-22T11:13:13","percent_change":0.0,"prev_day_close":679.5},{"option":"SPX260618P06375000","bid":124.1,"bid_size":72.0,"ask":125.4,"ask_size":52.0,"iv":0.2184,"open_interest":2452.0,"volume":8.0,"delta":-0.236,"gamma":0.0004,"vega":12.1052,"theta":-1.0774,"rho":-5.7348,"theo":124.5282,"change":-2.8,"open":109.45,"high":120.9,"low":109.45,"tick":"no_change","last_trade_price":120.9,"last_trade_time":"2026-02-18T14:43:32","percent_change":-2.26354,"prev_day_close":118.450000762939},{"option":"SPX260618C06380000","bid":657.2,"bid_size":3.0,"ask":663.4,"ask_size":3.0,"iv":0.2178,"open_interest":3.0,"volume":0.0,"delta":0.7629,"gamma":0.0004,"vega":12.147,"theta":-0.9811,"rho":15.124,"theo":660.2221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":661.04,"last_trade_time":"2026-02-17T14:57:54","percent_change":0.0,"prev_day_close":675.400024414062},{"option":"SPX260618P06380000","bid":124.9,"bid_size":71.0,"ask":126.2,"ask_size":54.0,"iv":0.2179,"open_interest":68.0,"volume":0.0,"delta":-0.2375,"gamma":0.0004,"vega":12.147,"theta":-1.0789,"rho":-5.772,"theo":125.322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.6,"last_trade_time":"2026-02-17T15:31:39","percent_change":0.0,"prev_day_close":119.150001525879},{"option":"SPX260618C06390000","bid":649.0,"bid_size":3.0,"ask":655.3,"ask_size":3.0,"iv":0.2169,"open_interest":0.0,"volume":0.0,"delta":0.7598,"gamma":0.0004,"vega":12.2304,"theta":-0.9857,"rho":15.0816,"theo":651.9618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":667.049987792969},{"option":"SPX260618P06390000","bid":126.5,"bid_size":71.0,"ask":127.8,"ask_size":52.0,"iv":0.217,"open_interest":53.0,"volume":2.0,"delta":-0.2406,"gamma":0.0004,"vega":12.2304,"theta":-1.0818,"rho":-5.847,"theo":126.9265,"change":-13.5,"open":112.6,"high":112.6,"low":112.6,"tick":"down","last_trade_price":112.6,"last_trade_time":"2026-02-18T10:59:44","percent_change":-10.7058,"prev_day_close":120.799999237061},{"option":"SPX260618C06400000","bid":641.4,"bid_size":3.0,"ask":646.7,"ask_size":3.0,"iv":0.2161,"open_interest":5402.0,"volume":0.0,"delta":0.7567,"gamma":0.0004,"vega":12.3136,"theta":-0.9903,"rho":15.0385,"theo":643.7242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":658.54,"last_trade_time":"2026-02-13T13:20:31","percent_change":0.0,"prev_day_close":658.549987792969},{"option":"SPX260618P06400000","bid":128.1,"bid_size":72.0,"ask":129.4,"ask_size":71.0,"iv":0.216,"open_interest":14856.0,"volume":359.0,"delta":-0.2437,"gamma":0.0004,"vega":12.3136,"theta":-1.0845,"rho":-5.9228,"theo":128.5536,"change":-5.75,"open":125.27,"high":125.27,"low":114.03,"tick":"up","last_trade_price":122.0,"last_trade_time":"2026-02-18T14:32:36","percent_change":-4.50098,"prev_day_close":122.25},{"option":"SPX260618C06410000","bid":632.6,"bid_size":3.0,"ask":638.6,"ask_size":3.0,"iv":0.2148,"open_interest":11.0,"volume":10.0,"delta":0.7535,"gamma":0.0004,"vega":12.3968,"theta":-0.9948,"rho":14.9944,"theo":635.5097,"change":26.95,"open":656.4,"high":656.4,"low":656.4,"tick":"down","last_trade_price":656.4,"last_trade_time":"2026-02-18T15:50:42","percent_change":4.28151,"prev_day_close":650.549987792969},{"option":"SPX260618P06410000","bid":129.7,"bid_size":77.0,"ask":131.1,"ask_size":58.0,"iv":0.215,"open_interest":102.0,"volume":1.0,"delta":-0.2469,"gamma":0.0004,"vega":12.3968,"theta":-1.0872,"rho":-5.9996,"theo":130.2038,"change":-6.05,"open":123.4,"high":123.4,"low":123.4,"tick":"down","last_trade_price":123.4,"last_trade_time":"2026-02-18T14:31:31","percent_change":-4.67362,"prev_day_close":123.900001525879},{"option":"SPX260618C06420000","bid":624.7,"bid_size":3.0,"ask":630.7,"ask_size":3.0,"iv":0.2142,"open_interest":0.0,"volume":0.0,"delta":0.7502,"gamma":0.0004,"vega":12.4801,"theta":-0.9992,"rho":14.9492,"theo":627.3186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":642.200012207031},{"option":"SPX260618P06420000","bid":131.4,"bid_size":73.0,"ask":132.8,"ask_size":56.0,"iv":0.2141,"open_interest":191.0,"volume":0.0,"delta":-0.2502,"gamma":0.0004,"vega":12.4801,"theta":-1.0898,"rho":-6.0775,"theo":131.8774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.1,"last_trade_time":"2026-02-17T15:31:46","percent_change":0.0,"prev_day_close":125.549999237061},{"option":"SPX260618C06425000","bid":621.1,"bid_size":17.0,"ask":626.3,"ask_size":3.0,"iv":0.2137,"open_interest":2121.0,"volume":0.0,"delta":0.7486,"gamma":0.0004,"vega":12.5218,"theta":-1.0014,"rho":14.9261,"theo":623.2319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":657.31,"last_trade_time":"2025-12-19T12:33:24","percent_change":0.0,"prev_day_close":637.950012207031},{"option":"SPX260618P06425000","bid":132.3,"bid_size":69.0,"ask":133.6,"ask_size":53.0,"iv":0.2136,"open_interest":3214.0,"volume":7.0,"delta":-0.2518,"gamma":0.0004,"vega":12.5218,"theta":-1.0911,"rho":-6.1168,"theo":132.7231,"change":-3.2,"open":123.2,"high":128.8,"low":123.2,"tick":"no_change","last_trade_price":128.8,"last_trade_time":"2026-02-18T14:43:31","percent_change":-2.42424,"prev_day_close":126.299999237061},{"option":"SPX260618C06430000","bid":616.2,"bid_size":3.0,"ask":622.6,"ask_size":3.0,"iv":0.2132,"open_interest":1.0,"volume":0.0,"delta":0.747,"gamma":0.0004,"vega":12.5636,"theta":-1.0035,"rho":14.9028,"theo":619.1513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":693.75,"last_trade_time":"2025-12-23T11:29:15","percent_change":0.0,"prev_day_close":633.950012207031},{"option":"SPX260618P06430000","bid":133.1,"bid_size":74.0,"ask":134.5,"ask_size":56.0,"iv":0.2132,"open_interest":120.0,"volume":0.0,"delta":-0.2534,"gamma":0.0004,"vega":12.5636,"theta":-1.0923,"rho":-6.1566,"theo":133.5749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.78,"last_trade_time":"2026-02-17T15:09:21","percent_change":0.0,"prev_day_close":127.099998474121},{"option":"SPX260618C06440000","bid":608.3,"bid_size":3.0,"ask":613.9,"ask_size":3.0,"iv":0.2121,"open_interest":3.0,"volume":0.0,"delta":0.7437,"gamma":0.0004,"vega":12.6471,"theta":-1.0078,"rho":14.855,"theo":611.0086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":652.45,"last_trade_time":"2026-01-20T11:11:55","percent_change":0.0,"prev_day_close":625.700012207031},{"option":"SPX260618P06440000","bid":134.8,"bid_size":72.0,"ask":136.2,"ask_size":55.0,"iv":0.2122,"open_interest":136.0,"volume":2.0,"delta":-0.2568,"gamma":0.0004,"vega":12.6471,"theta":-1.0948,"rho":-6.237,"theo":135.2968,"change":-6.1,"open":127.6,"high":128.5,"low":127.6,"tick":"up","last_trade_price":128.5,"last_trade_time":"2026-02-18T14:33:37","percent_change":-4.53195,"prev_day_close":128.849998474121},{"option":"SPX260618C06450000","bid":600.6,"bid_size":3.0,"ask":606.1,"ask_size":3.0,"iv":0.2115,"open_interest":4800.0,"volume":0.0,"delta":0.7403,"gamma":0.0004,"vega":12.7308,"theta":-1.0119,"rho":14.8058,"theo":602.8908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":620.6,"last_trade_time":"2026-02-13T12:49:02","percent_change":0.0,"prev_day_close":617.399993896484},{"option":"SPX260618P06450000","bid":136.6,"bid_size":68.0,"ask":138.0,"ask_size":67.0,"iv":0.2113,"open_interest":6824.0,"volume":100.0,"delta":-0.2601,"gamma":0.0004,"vega":12.7308,"theta":-1.0971,"rho":-6.3189,"theo":137.0437,"change":-13.4,"open":122.95,"high":122.95,"low":122.95,"tick":"no_change","last_trade_price":122.95,"last_trade_time":"2026-02-18T12:29:19","percent_change":-9.82765,"prev_day_close":130.450004577637},{"option":"SPX260618C06460000","bid":591.9,"bid_size":3.0,"ask":597.9,"ask_size":3.0,"iv":0.2102,"open_interest":1.0,"volume":0.0,"delta":0.7369,"gamma":0.0004,"vega":12.8146,"theta":-1.0159,"rho":14.755,"theo":594.7985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":695.33,"last_trade_time":"2026-01-06T13:53:30","percent_change":0.0,"prev_day_close":608.600006103516},{"option":"SPX260618P06460000","bid":138.4,"bid_size":66.0,"ask":139.7,"ask_size":49.0,"iv":0.2103,"open_interest":81.0,"volume":2.0,"delta":-0.2635,"gamma":0.0004,"vega":12.8146,"theta":-1.0994,"rho":-6.4023,"theo":138.8162,"change":-7.3,"open":124.0,"high":130.9,"low":124.0,"tick":"up","last_trade_price":130.9,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.2822,"prev_day_close":132.200004577637},{"option":"SPX260618C06470000","bid":583.9,"bid_size":3.0,"ask":589.8,"ask_size":3.0,"iv":0.2093,"open_interest":0.0,"volume":0.0,"delta":0.7334,"gamma":0.0004,"vega":12.8983,"theta":-1.0199,"rho":14.7027,"theo":586.7325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.5},{"option":"SPX260618P06470000","bid":140.2,"bid_size":63.0,"ask":141.5,"ask_size":49.0,"iv":0.2094,"open_interest":334.0,"volume":1.0,"delta":-0.267,"gamma":0.0004,"vega":12.8983,"theta":-1.1015,"rho":-6.4873,"theo":140.6149,"change":-7.5,"open":132.6,"high":132.6,"low":132.6,"tick":"down","last_trade_price":132.6,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.35332,"prev_day_close":133.949996948242},{"option":"SPX260618C06475000","bid":580.4,"bid_size":8.0,"ask":585.8,"ask_size":7.0,"iv":0.209,"open_interest":654.0,"volume":0.0,"delta":0.7317,"gamma":0.0004,"vega":12.9401,"theta":-1.0218,"rho":14.676,"theo":582.7095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":578.68,"last_trade_time":"2026-02-13T11:22:10","percent_change":0.0,"prev_day_close":596.350006103516},{"option":"SPX260618P06475000","bid":141.1,"bid_size":62.0,"ask":142.5,"ask_size":67.0,"iv":0.2089,"open_interest":4609.0,"volume":8.0,"delta":-0.2687,"gamma":0.0004,"vega":12.9401,"theta":-1.1025,"rho":-6.5303,"theo":141.5243,"change":-3.6,"open":136.1,"high":137.3,"low":125.3,"tick":"no_change","last_trade_price":137.3,"last_trade_time":"2026-02-18T14:43:27","percent_change":-2.555,"prev_day_close":134.75},{"option":"SPX260618C06480000","bid":576.4,"bid_size":7.0,"ask":582.0,"ask_size":7.0,"iv":0.2086,"open_interest":0.0,"volume":0.0,"delta":0.7299,"gamma":0.0004,"vega":12.9818,"theta":-1.0237,"rho":14.649,"theo":578.6933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.350006103516},{"option":"SPX260618P06480000","bid":142.0,"bid_size":66.0,"ask":143.4,"ask_size":51.0,"iv":0.2084,"open_interest":62.0,"volume":0.0,"delta":-0.2705,"gamma":0.0004,"vega":12.9818,"theta":-1.1035,"rho":-6.5737,"theo":142.4404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.9,"last_trade_time":"2026-02-17T15:46:44","percent_change":0.0,"prev_day_close":135.599998474121},{"option":"SPX260618C06490000","bid":568.3,"bid_size":8.0,"ask":573.8,"ask_size":10.0,"iv":0.2076,"open_interest":0.0,"volume":0.0,"delta":0.7264,"gamma":0.0004,"vega":13.065,"theta":-1.0275,"rho":14.5938,"theo":570.6814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":584.300018310547},{"option":"SPX260618P06490000","bid":143.8,"bid_size":64.0,"ask":145.2,"ask_size":48.0,"iv":0.2075,"open_interest":208.0,"volume":1.0,"delta":-0.274,"gamma":0.0004,"vega":13.065,"theta":-1.1055,"rho":-6.6616,"theo":144.2932,"change":-6.8,"open":136.9,"high":136.9,"low":136.9,"tick":"down","last_trade_price":136.9,"last_trade_time":"2026-02-18T14:31:31","percent_change":-4.73208,"prev_day_close":137.449996948242},{"option":"SPX260618C06500000","bid":561.0,"bid_size":6.0,"ask":565.2,"ask_size":6.0,"iv":0.2067,"open_interest":15001.0,"volume":1.0,"delta":0.7228,"gamma":0.0004,"vega":13.1477,"theta":-1.0311,"rho":14.5374,"theo":562.6974,"change":36.9,"open":593.6,"high":593.6,"low":593.6,"tick":"up","last_trade_price":593.6,"last_trade_time":"2026-02-18T12:37:31","percent_change":6.62834,"prev_day_close":576.199981689453},{"option":"SPX260618P06500000","bid":145.7,"bid_size":66.0,"ask":147.1,"ask_size":65.0,"iv":0.2065,"open_interest":23178.0,"volume":1026.0,"delta":-0.2776,"gamma":0.0004,"vega":13.1477,"theta":-1.1073,"rho":-6.7507,"theo":146.174,"change":7.93,"open":144.0,"high":144.5,"low":129.8,"tick":"down","last_trade_price":141.44,"last_trade_time":"2026-02-18T15:04:49","percent_change":5.69888,"prev_day_close":139.150001525879},{"option":"SPX260618C06510000","bid":552.4,"bid_size":7.0,"ask":558.0,"ask_size":7.0,"iv":0.2058,"open_interest":4.0,"volume":0.0,"delta":0.7191,"gamma":0.0004,"vega":13.2297,"theta":-1.0346,"rho":14.4797,"theo":554.7419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":561.8,"last_trade_time":"2026-02-12T13:23:35","percent_change":0.0,"prev_day_close":568.199981689453},{"option":"SPX260618P06510000","bid":147.6,"bid_size":63.0,"ask":149.0,"ask_size":48.0,"iv":0.2056,"open_interest":157.0,"volume":2.0,"delta":-0.2813,"gamma":0.0004,"vega":13.2297,"theta":-1.109,"rho":-6.841,"theo":148.0831,"change":-7.85,"open":132.3,"high":139.7,"low":132.3,"tick":"up","last_trade_price":139.7,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.32023,"prev_day_close":141.0},{"option":"SPX260618C06520000","bid":544.5,"bid_size":7.0,"ask":550.0,"ask_size":7.0,"iv":0.2048,"open_interest":1.0,"volume":0.0,"delta":0.7154,"gamma":0.0004,"vega":13.3109,"theta":-1.038,"rho":14.4211,"theo":546.8152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":635.3,"last_trade_time":"2026-01-06T10:38:54","percent_change":0.0,"prev_day_close":560.149993896484},{"option":"SPX260618P06520000","bid":149.6,"bid_size":50.0,"ask":151.0,"ask_size":64.0,"iv":0.2047,"open_interest":76.0,"volume":0.0,"delta":-0.285,"gamma":0.0004,"vega":13.3109,"theta":-1.1106,"rho":-6.9323,"theo":150.0212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":151.3,"last_trade_time":"2026-02-17T15:31:42","percent_change":0.0,"prev_day_close":143.0},{"option":"SPX260618C06525000","bid":540.5,"bid_size":7.0,"ask":546.1,"ask_size":7.0,"iv":0.2043,"open_interest":879.0,"volume":0.0,"delta":0.7136,"gamma":0.0004,"vega":13.3512,"theta":-1.0397,"rho":14.3915,"theo":542.8628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":646.02,"last_trade_time":"2026-01-06T14:25:45","percent_change":0.0,"prev_day_close":556.199981689453},{"option":"SPX260618P06525000","bid":150.5,"bid_size":59.0,"ask":151.9,"ask_size":46.0,"iv":0.2041,"open_interest":3767.0,"volume":110.0,"delta":-0.2868,"gamma":0.0004,"vega":13.3512,"theta":-1.1114,"rho":-6.9782,"theo":151.0011,"change":-13.42,"open":137.08,"high":137.08,"low":137.08,"tick":"no_change","last_trade_price":137.08,"last_trade_time":"2026-02-18T12:06:13","percent_change":-8.91694,"prev_day_close":143.799995422363},{"option":"SPX260618C06530000","bid":536.6,"bid_size":8.0,"ask":542.0,"ask_size":7.0,"iv":0.2038,"open_interest":2.0,"volume":0.0,"delta":0.7117,"gamma":0.0004,"vega":13.3912,"theta":-1.0413,"rho":14.3617,"theo":538.9177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":628.8,"last_trade_time":"2026-01-06T12:22:14","percent_change":0.0,"prev_day_close":552.199981689453},{"option":"SPX260618P06530000","bid":151.5,"bid_size":63.0,"ask":152.9,"ask_size":47.0,"iv":0.2037,"open_interest":145.0,"volume":1.0,"delta":-0.2887,"gamma":0.0004,"vega":13.3912,"theta":-1.1121,"rho":-7.0244,"theo":151.9884,"change":-7.3,"open":144.2,"high":144.2,"low":144.2,"tick":"down","last_trade_price":144.2,"last_trade_time":"2026-02-18T14:31:31","percent_change":-4.81848,"prev_day_close":144.849998474121},{"option":"SPX260618C06540000","bid":529.2,"bid_size":7.0,"ask":533.7,"ask_size":7.0,"iv":0.2028,"open_interest":2.0,"volume":0.0,"delta":0.7079,"gamma":0.0004,"vega":13.4707,"theta":-1.0445,"rho":14.3014,"theo":531.0499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":620.07,"last_trade_time":"2026-01-26T10:17:41","percent_change":0.0,"prev_day_close":544.149993896484},{"option":"SPX260618P06540000","bid":153.5,"bid_size":59.0,"ask":154.9,"ask_size":46.0,"iv":0.2027,"open_interest":170.0,"volume":7.0,"delta":-0.2925,"gamma":0.0004,"vega":13.4707,"theta":-1.1134,"rho":-7.1173,"theo":153.9853,"change":-4.0,"open":142.9,"high":149.5,"low":142.9,"tick":"no_change","last_trade_price":149.5,"last_trade_time":"2026-02-18T14:43:32","percent_change":-2.60586,"prev_day_close":146.75},{"option":"SPX260618C06550000","bid":521.4,"bid_size":7.0,"ask":526.0,"ask_size":7.0,"iv":0.202,"open_interest":8498.0,"volume":0.0,"delta":0.704,"gamma":0.0004,"vega":13.5492,"theta":-1.0475,"rho":14.2404,"theo":523.212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":632.63,"last_trade_time":"2026-02-02T13:19:06","percent_change":0.0,"prev_day_close":536.300018310547},{"option":"SPX260618P06550000","bid":155.5,"bid_size":60.0,"ask":156.9,"ask_size":69.0,"iv":0.2017,"open_interest":5448.0,"volume":36.0,"delta":-0.2964,"gamma":0.0004,"vega":13.5492,"theta":-1.1147,"rho":-7.211,"theo":156.0122,"change":-4.25,"open":141.9,"high":151.3,"low":139.3,"tick":"no_change","last_trade_price":151.3,"last_trade_time":"2026-02-18T14:43:29","percent_change":-2.73224,"prev_day_close":148.549995422363},{"option":"SPX260618C06560000","bid":513.2,"bid_size":7.0,"ask":518.5,"ask_size":7.0,"iv":0.201,"open_interest":2.0,"volume":0.0,"delta":0.7001,"gamma":0.0004,"vega":13.6269,"theta":-1.0505,"rho":14.1785,"theo":515.4045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":563.6,"last_trade_time":"2026-02-09T09:31:24","percent_change":0.0,"prev_day_close":528.399993896484},{"option":"SPX260618P06560000","bid":157.6,"bid_size":48.0,"ask":159.0,"ask_size":47.0,"iv":0.2008,"open_interest":172.0,"volume":21.0,"delta":-0.3003,"gamma":0.0004,"vega":13.6269,"theta":-1.1158,"rho":-7.3056,"theo":158.0694,"change":-3.65,"open":141.1,"high":154.0,"low":139.2,"tick":"up","last_trade_price":154.0,"last_trade_time":"2026-02-18T14:54:19","percent_change":-2.31526,"prev_day_close":150.650001525879},{"option":"SPX260618C06570000","bid":505.4,"bid_size":7.0,"ask":510.7,"ask_size":7.0,"iv":0.2,"open_interest":0.0,"volume":0.0,"delta":0.6962,"gamma":0.0004,"vega":13.7038,"theta":-1.0532,"rho":14.1156,"theo":507.6278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":520.449981689453},{"option":"SPX260618P06570000","bid":159.7,"bid_size":46.0,"ask":161.0,"ask_size":35.0,"iv":0.1998,"open_interest":97.0,"volume":12.0,"delta":-0.3042,"gamma":0.0004,"vega":13.7038,"theta":-1.1168,"rho":-7.4012,"theo":160.1574,"change":-10.9,"open":157.6,"high":157.6,"low":143.7,"tick":"up","last_trade_price":148.9,"last_trade_time":"2026-02-18T13:54:20","percent_change":-6.82102,"prev_day_close":152.599998474121},{"option":"SPX260618C06575000","bid":501.5,"bid_size":7.0,"ask":506.3,"ask_size":7.0,"iv":0.1993,"open_interest":481.0,"volume":0.0,"delta":0.6942,"gamma":0.0004,"vega":13.7421,"theta":-1.0546,"rho":14.0837,"theo":503.7511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":589.7,"last_trade_time":"2026-02-10T12:02:12","percent_change":0.0,"prev_day_close":516.600006103516},{"option":"SPX260618P06575000","bid":160.7,"bid_size":50.0,"ask":162.1,"ask_size":45.0,"iv":0.1994,"open_interest":2140.0,"volume":23.0,"delta":-0.3062,"gamma":0.0004,"vega":13.7421,"theta":-1.1173,"rho":-7.4494,"theo":161.213,"change":-8.75,"open":150.7,"high":152.1,"low":144.7,"tick":"up","last_trade_price":152.1,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.43985,"prev_day_close":153.599998474121},{"option":"SPX260618C06580000","bid":497.6,"bid_size":7.0,"ask":502.9,"ask_size":7.0,"iv":0.199,"open_interest":3.0,"volume":0.0,"delta":0.6922,"gamma":0.0004,"vega":13.7801,"theta":-1.0559,"rho":14.0516,"theo":499.8823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":602.21,"last_trade_time":"2026-01-07T10:01:44","percent_change":0.0,"prev_day_close":512.699981689453},{"option":"SPX260618P06580000","bid":161.8,"bid_size":46.0,"ask":163.2,"ask_size":47.0,"iv":0.1989,"open_interest":135.0,"volume":27.0,"delta":-0.3082,"gamma":0.0004,"vega":13.7801,"theta":-1.1177,"rho":-7.4979,"theo":162.2766,"change":-7.77,"open":156.27,"high":156.27,"low":145.0,"tick":"no_change","last_trade_price":154.13,"last_trade_time":"2026-02-18T15:59:49","percent_change":-4.79926,"prev_day_close":154.650001525879},{"option":"SPX260618C06590000","bid":489.9,"bid_size":7.0,"ask":494.7,"ask_size":7.0,"iv":0.1979,"open_interest":3.0,"volume":0.0,"delta":0.6881,"gamma":0.0005,"vega":13.8558,"theta":-1.0585,"rho":13.9862,"theo":492.1686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":551.86,"last_trade_time":"2026-01-29T11:33:36","percent_change":0.0,"prev_day_close":504.899993896484},{"option":"SPX260618P06590000","bid":163.9,"bid_size":49.0,"ask":165.3,"ask_size":45.0,"iv":0.1979,"open_interest":228.0,"volume":11.0,"delta":-0.3123,"gamma":0.0005,"vega":13.8558,"theta":-1.1184,"rho":-7.5959,"theo":164.4276,"change":-9.05,"open":149.6,"high":155.0,"low":149.6,"tick":"up","last_trade_price":155.0,"last_trade_time":"2026-02-18T14:30:19","percent_change":-5.51661,"prev_day_close":156.650001525879},{"option":"SPX260618C06600000","bid":482.9,"bid_size":6.0,"ask":486.9,"ask_size":6.0,"iv":0.1972,"open_interest":9902.0,"volume":1.0,"delta":0.684,"gamma":0.0005,"vega":13.931,"theta":-1.0609,"rho":13.9193,"theo":484.4873,"change":15.35,"open":494.1,"high":494.1,"low":494.1,"tick":"up","last_trade_price":494.1,"last_trade_time":"2026-02-18T14:52:51","percent_change":3.20627,"prev_day_close":497.100006103516},{"option":"SPX260618P06600000","bid":166.1,"bid_size":45.0,"ask":167.5,"ask_size":67.0,"iv":0.197,"open_interest":15328.0,"volume":2171.0,"delta":-0.3164,"gamma":0.0005,"vega":13.931,"theta":-1.119,"rho":-7.6955,"theo":166.611,"change":-4.83,"open":160.47,"high":162.64,"low":147.1,"tick":"no_change","last_trade_price":158.28,"last_trade_time":"2026-02-18T15:59:49","percent_change":-3.04444,"prev_day_close":158.650001525879},{"option":"SPX260618C06610000","bid":474.6,"bid_size":7.0,"ask":479.8,"ask_size":7.0,"iv":0.1962,"open_interest":2.0,"volume":0.0,"delta":0.6798,"gamma":0.0005,"vega":14.0056,"theta":-1.0631,"rho":13.8506,"theo":476.8392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":570.47,"last_trade_time":"2026-02-09T14:42:21","percent_change":0.0,"prev_day_close":489.349990844727},{"option":"SPX260618P06610000","bid":168.3,"bid_size":45.0,"ask":169.7,"ask_size":41.0,"iv":0.196,"open_interest":167.0,"volume":4.0,"delta":-0.3206,"gamma":0.0005,"vega":14.0056,"theta":-1.1195,"rho":-7.7969,"theo":168.8277,"change":-18.25,"open":150.3,"high":150.3,"low":150.3,"tick":"down","last_trade_price":150.3,"last_trade_time":"2026-02-18T11:15:34","percent_change":-10.8276,"prev_day_close":160.899993896484},{"option":"SPX260618C06620000","bid":467.0,"bid_size":7.0,"ask":471.7,"ask_size":7.0,"iv":0.195,"open_interest":2.0,"volume":0.0,"delta":0.6756,"gamma":0.0005,"vega":14.0797,"theta":-1.0653,"rho":13.78,"theo":469.2251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":547.34,"last_trade_time":"2026-01-05T11:32:07","percent_change":0.0,"prev_day_close":481.600006103516},{"option":"SPX260618P06620000","bid":170.5,"bid_size":55.0,"ask":171.9,"ask_size":30.0,"iv":0.195,"open_interest":374.0,"volume":0.0,"delta":-0.3248,"gamma":0.0005,"vega":14.0797,"theta":-1.1198,"rho":-7.9002,"theo":171.0783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":170.7,"last_trade_time":"2026-02-17T15:43:22","percent_change":0.0,"prev_day_close":163.050003051758},{"option":"SPX260618C06625000","bid":463.2,"bid_size":7.0,"ask":467.9,"ask_size":7.0,"iv":0.1946,"open_interest":2323.0,"volume":0.0,"delta":0.6735,"gamma":0.0005,"vega":14.1166,"theta":-1.0663,"rho":13.7439,"theo":465.4311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":478.56,"last_trade_time":"2026-02-13T11:57:50","percent_change":0.0,"prev_day_close":477.800003051758},{"option":"SPX260618P06625000","bid":171.7,"bid_size":44.0,"ask":173.0,"ask_size":34.0,"iv":0.1946,"open_interest":6134.0,"volume":5.0,"delta":-0.3269,"gamma":0.0005,"vega":14.1166,"theta":-1.1199,"rho":-7.9526,"theo":172.2165,"change":-5.1,"open":153.72,"high":166.9,"low":153.72,"tick":"up","last_trade_price":166.9,"last_trade_time":"2026-02-18T14:43:27","percent_change":-2.96512,"prev_day_close":164.099998474121},{"option":"SPX260618C06630000","bid":459.4,"bid_size":7.0,"ask":464.1,"ask_size":7.0,"iv":0.1941,"open_interest":1.0,"volume":0.0,"delta":0.6714,"gamma":0.0005,"vega":14.1532,"theta":-1.0672,"rho":13.7074,"theo":461.6458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":554.47,"last_trade_time":"2026-02-09T14:42:21","percent_change":0.0,"prev_day_close":473.949996948242},{"option":"SPX260618P06630000","bid":172.8,"bid_size":46.0,"ask":174.2,"ask_size":41.0,"iv":0.1941,"open_interest":1633.0,"volume":1.0,"delta":-0.3291,"gamma":0.0005,"vega":14.1532,"theta":-1.12,"rho":-8.0054,"theo":173.3636,"change":-8.8,"open":164.4,"high":164.4,"low":164.4,"tick":"down","last_trade_price":164.4,"last_trade_time":"2026-02-18T14:31:31","percent_change":-5.08083,"prev_day_close":165.200004577637},{"option":"SPX260618C06640000","bid":451.9,"bid_size":7.0,"ask":457.0,"ask_size":7.0,"iv":0.1933,"open_interest":3.0,"volume":0.0,"delta":0.667,"gamma":0.0005,"vega":14.2258,"theta":-1.069,"rho":13.6329,"theo":454.1021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":468.69,"last_trade_time":"2026-02-12T13:46:04","percent_change":0.0,"prev_day_close":466.300003051758},{"option":"SPX260618P06640000","bid":175.1,"bid_size":46.0,"ask":176.5,"ask_size":41.0,"iv":0.1931,"open_interest":294.0,"volume":2.0,"delta":-0.3334,"gamma":0.0005,"vega":14.2258,"theta":-1.12,"rho":-8.1125,"theo":175.6847,"change":-8.35,"open":165.9,"high":167.1,"low":165.9,"tick":"up","last_trade_price":167.1,"last_trade_time":"2026-02-18T14:33:45","percent_change":-4.75919,"prev_day_close":167.349998474121},{"option":"SPX260618C06650000","bid":444.9,"bid_size":6.0,"ask":448.9,"ask_size":6.0,"iv":0.1923,"open_interest":5300.0,"volume":1.0,"delta":0.6626,"gamma":0.0005,"vega":14.2974,"theta":-1.0707,"rho":13.5567,"theo":446.5949,"change":31.83,"open":472.88,"high":472.88,"low":472.88,"tick":"down","last_trade_price":472.88,"last_trade_time":"2026-02-18T11:56:05","percent_change":7.21687,"prev_day_close":458.699996948242},{"option":"SPX260618P06650000","bid":177.5,"bid_size":42.0,"ask":178.9,"ask_size":59.0,"iv":0.1922,"open_interest":6049.0,"volume":45.0,"delta":-0.3378,"gamma":0.0005,"vega":14.2974,"theta":-1.1198,"rho":-8.2215,"theo":178.0422,"change":-8.3,"open":158.6,"high":169.55,"low":158.6,"tick":"up","last_trade_price":169.55,"last_trade_time":"2026-02-18T14:36:16","percent_change":-4.66685,"prev_day_close":169.599998474121},{"option":"SPX260618C06660000","bid":436.9,"bid_size":7.0,"ask":442.0,"ask_size":7.0,"iv":0.1914,"open_interest":1.0,"volume":0.0,"delta":0.6582,"gamma":0.0005,"vega":14.3678,"theta":-1.0722,"rho":13.4789,"theo":439.1249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":521.44,"last_trade_time":"2026-01-07T16:04:00","percent_change":0.0,"prev_day_close":451.100006103516},{"option":"SPX260618P06660000","bid":179.8,"bid_size":55.0,"ask":181.3,"ask_size":31.0,"iv":0.1912,"open_interest":121.0,"volume":15.0,"delta":-0.3422,"gamma":0.0005,"vega":14.3678,"theta":-1.1195,"rho":-8.3319,"theo":180.4369,"change":-11.24,"open":173.85,"high":173.85,"low":162.1,"tick":"no_change","last_trade_price":169.01,"last_trade_time":"2026-02-18T15:59:05","percent_change":-6.23578,"prev_day_close":172.0},{"option":"SPX260618C06670000","bid":429.5,"bid_size":7.0,"ask":434.6,"ask_size":7.0,"iv":0.1904,"open_interest":21.0,"volume":0.0,"delta":0.6537,"gamma":0.0005,"vega":14.4369,"theta":-1.0735,"rho":13.3996,"theo":431.6927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":513.9,"last_trade_time":"2026-02-10T12:02:12","percent_change":0.0,"prev_day_close":443.600006103516},{"option":"SPX260618P06670000","bid":182.3,"bid_size":40.0,"ask":183.7,"ask_size":30.0,"iv":0.1903,"open_interest":99.0,"volume":16.0,"delta":-0.3467,"gamma":0.0005,"vega":14.4369,"theta":-1.1191,"rho":-8.4439,"theo":182.8694,"change":-8.9,"open":166.6,"high":173.9,"low":162.82,"tick":"up","last_trade_price":173.9,"last_trade_time":"2026-02-18T14:33:18","percent_change":-4.86871,"prev_day_close":174.25},{"option":"SPX260618C06675000","bid":425.8,"bid_size":7.0,"ask":430.4,"ask_size":7.0,"iv":0.1898,"open_interest":1203.0,"volume":2.0,"delta":0.6514,"gamma":0.0005,"vega":14.4708,"theta":-1.0742,"rho":13.3596,"theo":427.991,"change":29.28,"open":450.97,"high":451.78,"low":450.97,"tick":"up","last_trade_price":451.78,"last_trade_time":"2026-02-18T10:35:41","percent_change":6.93018,"prev_day_close":439.800003051758},{"option":"SPX260618P06675000","bid":183.5,"bid_size":43.0,"ask":184.9,"ask_size":30.0,"iv":0.1898,"open_interest":7287.0,"volume":1283.0,"delta":-0.349,"gamma":0.0005,"vega":14.4708,"theta":-1.1188,"rho":-8.5003,"theo":184.1001,"change":-11.59,"open":181.2,"high":181.2,"low":164.1,"tick":"no_change","last_trade_price":172.51,"last_trade_time":"2026-02-18T15:59:05","percent_change":-6.29549,"prev_day_close":175.400001525879},{"option":"SPX260618C06680000","bid":422.1,"bid_size":7.0,"ask":427.2,"ask_size":7.0,"iv":0.1895,"open_interest":5.0,"volume":0.0,"delta":0.6491,"gamma":0.0005,"vega":14.5044,"theta":-1.0747,"rho":13.3193,"theo":424.299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.2,"last_trade_time":"2026-01-20T15:02:29","percent_change":0.0,"prev_day_close":436.100006103516},{"option":"SPX260618P06680000","bid":184.7,"bid_size":44.0,"ask":186.1,"ask_size":32.0,"iv":0.1893,"open_interest":43.0,"volume":3.0,"delta":-0.3513,"gamma":0.0005,"vega":14.5044,"theta":-1.1184,"rho":-8.5569,"theo":185.3405,"change":-18.65,"open":168.8,"high":168.8,"low":166.6,"tick":"down","last_trade_price":166.6,"last_trade_time":"2026-02-18T10:45:04","percent_change":-10.0675,"prev_day_close":176.599998474121},{"option":"SPX260618C06690000","bid":415.9,"bid_size":14.0,"ask":418.1,"ask_size":16.0,"iv":0.1883,"open_interest":6.0,"volume":0.0,"delta":0.6445,"gamma":0.0005,"vega":14.5702,"theta":-1.0757,"rho":13.238,"theo":416.9444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":505.2,"last_trade_time":"2026-01-06T10:20:14","percent_change":0.0,"prev_day_close":428.600006103516},{"option":"SPX260618P06690000","bid":187.2,"bid_size":44.0,"ask":188.6,"ask_size":32.0,"iv":0.1883,"open_interest":136.0,"volume":4.0,"delta":-0.3559,"gamma":0.0005,"vega":14.5702,"theta":-1.1176,"rho":-8.6708,"theo":187.8505,"change":-9.15,"open":169.1,"high":178.7,"low":168.9,"tick":"up","last_trade_price":178.7,"last_trade_time":"2026-02-18T14:33:39","percent_change":-4.87091,"prev_day_close":179.100006103516},{"option":"SPX260618C06700000","bid":408.6,"bid_size":14.0,"ask":410.7,"ask_size":16.0,"iv":0.1874,"open_interest":6307.0,"volume":56.0,"delta":0.6398,"gamma":0.0005,"vega":14.6343,"theta":-1.0765,"rho":13.1559,"theo":409.6291,"change":12.74,"open":435.24,"high":440.34,"low":416.99,"tick":"down","last_trade_price":416.99,"last_trade_time":"2026-02-18T14:55:09","percent_change":3.15152,"prev_day_close":421.199996948242},{"option":"SPX260618P06700000","bid":189.7,"bid_size":54.0,"ask":191.2,"ask_size":45.0,"iv":0.1874,"open_interest":12411.0,"volume":846.0,"delta":-0.3606,"gamma":0.0005,"vega":14.6343,"theta":-1.1166,"rho":-8.7856,"theo":190.4,"change":-6.21,"open":188.2,"high":188.2,"low":170.5,"tick":"down","last_trade_price":184.24,"last_trade_time":"2026-02-18T15:04:49","percent_change":-3.2607,"prev_day_close":181.450004577637},{"option":"SPX260618C06710000","bid":401.3,"bid_size":15.0,"ask":403.4,"ask_size":17.0,"iv":0.1864,"open_interest":1.0,"volume":0.0,"delta":0.635,"gamma":0.0005,"vega":14.6967,"theta":-1.0772,"rho":13.0729,"theo":402.3538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":474.45,"last_trade_time":"2025-12-23T11:29:15","percent_change":0.0,"prev_day_close":413.75},{"option":"SPX260618P06710000","bid":192.3,"bid_size":50.0,"ask":193.7,"ask_size":23.0,"iv":0.1864,"open_interest":293.0,"volume":9.0,"delta":-0.3654,"gamma":0.0005,"vega":14.6967,"theta":-1.1155,"rho":-8.9013,"theo":192.9894,"change":-9.6,"open":175.2,"high":183.4,"low":171.97,"tick":"up","last_trade_price":183.4,"last_trade_time":"2026-02-18T14:33:26","percent_change":-4.97409,"prev_day_close":183.900001525879},{"option":"SPX260618C06720000","bid":394.0,"bid_size":16.0,"ask":396.2,"ask_size":18.0,"iv":0.1854,"open_interest":5.0,"volume":0.0,"delta":0.6302,"gamma":0.0005,"vega":14.7575,"theta":-1.0776,"rho":12.9889,"theo":395.1189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":429.8,"last_trade_time":"2026-01-21T11:06:01","percent_change":0.0,"prev_day_close":406.449996948242},{"option":"SPX260618P06720000","bid":194.9,"bid_size":50.0,"ask":196.4,"ask_size":28.0,"iv":0.1855,"open_interest":173.0,"volume":3.0,"delta":-0.3702,"gamma":0.0005,"vega":14.7575,"theta":-1.1141,"rho":-9.018,"theo":195.6192,"change":-19.65,"open":176.3,"high":176.3,"low":176.0,"tick":"down","last_trade_price":176.0,"last_trade_time":"2026-02-18T10:45:04","percent_change":-10.0434,"prev_day_close":186.550003051758},{"option":"SPX260618C06725000","bid":390.4,"bid_size":16.0,"ask":392.6,"ask_size":18.0,"iv":0.185,"open_interest":961.0,"volume":0.0,"delta":0.6278,"gamma":0.0005,"vega":14.7873,"theta":-1.0778,"rho":12.9464,"theo":391.5168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":397.9,"last_trade_time":"2026-01-21T12:07:25","percent_change":0.0,"prev_day_close":402.75},{"option":"SPX260618P06725000","bid":196.3,"bid_size":38.0,"ask":197.7,"ask_size":26.0,"iv":0.185,"open_interest":4484.0,"volume":23.0,"delta":-0.3726,"gamma":0.0005,"vega":14.7873,"theta":-1.1134,"rho":-9.0768,"theo":196.9494,"change":-6.2,"open":178.8,"high":190.9,"low":177.4,"tick":"no_change","last_trade_price":190.9,"last_trade_time":"2026-02-18T14:43:29","percent_change":-3.14561,"prev_day_close":187.75},{"option":"SPX260618C06730000","bid":386.8,"bid_size":20.0,"ask":389.0,"ask_size":18.0,"iv":0.1845,"open_interest":1.0,"volume":0.0,"delta":0.6254,"gamma":0.0005,"vega":14.8167,"theta":-1.0779,"rho":12.9036,"theo":387.925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":467.41,"last_trade_time":"2026-01-07T16:05:45","percent_change":0.0,"prev_day_close":399.150009155273},{"option":"SPX260618P06730000","bid":197.6,"bid_size":40.0,"ask":199.0,"ask_size":27.0,"iv":0.1845,"open_interest":92.0,"volume":7.0,"delta":-0.375,"gamma":0.0005,"vega":14.8167,"theta":-1.1126,"rho":-9.1359,"theo":198.29,"change":-10.2,"open":179.7,"high":188.2,"low":178.5,"tick":"up","last_trade_price":188.2,"last_trade_time":"2026-02-18T14:32:52","percent_change":-5.14113,"prev_day_close":189.100006103516},{"option":"SPX260618C06740000","bid":379.7,"bid_size":16.0,"ask":381.8,"ask_size":18.0,"iv":0.1835,"open_interest":1.0,"volume":0.0,"delta":0.6204,"gamma":0.0005,"vega":14.8743,"theta":-1.078,"rho":12.8168,"theo":380.773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":475.08,"last_trade_time":"2026-01-06T13:53:30","percent_change":0.0,"prev_day_close":391.849990844727},{"option":"SPX260618P06740000","bid":200.3,"bid_size":40.0,"ask":201.8,"ask_size":28.0,"iv":0.1836,"open_interest":131.0,"volume":2.0,"delta":-0.38,"gamma":0.0005,"vega":14.8743,"theta":-1.1109,"rho":-9.2554,"theo":201.0027,"change":-17.95,"open":183.3,"high":183.3,"low":183.3,"tick":"down","last_trade_price":183.3,"last_trade_time":"2026-02-18T10:30:23","percent_change":-8.91925,"prev_day_close":191.699996948242},{"option":"SPX260618C06750000","bid":372.4,"bid_size":20.0,"ask":374.7,"ask_size":20.0,"iv":0.1825,"open_interest":8237.0,"volume":102.0,"delta":0.6155,"gamma":0.0005,"vega":14.9304,"theta":-1.0779,"rho":12.7281,"theo":373.6635,"change":27.5,"open":396.3,"high":396.3,"low":396.0,"tick":"down","last_trade_price":396.0,"last_trade_time":"2026-02-18T12:00:25","percent_change":7.46269,"prev_day_close":384.700012207031},{"option":"SPX260618P06750000","bid":203.0,"bid_size":49.0,"ask":204.5,"ask_size":25.0,"iv":0.1826,"open_interest":8501.0,"volume":155.0,"delta":-0.385,"gamma":0.0005,"vega":14.9304,"theta":-1.109,"rho":-9.3768,"theo":203.758,"change":-9.87,"open":191.6,"high":197.4,"low":180.0,"tick":"up","last_trade_price":194.18,"last_trade_time":"2026-02-18T16:09:50","percent_change":-4.83705,"prev_day_close":194.25},{"option":"SPX260618C06760000","bid":365.5,"bid_size":22.0,"ask":367.7,"ask_size":20.0,"iv":0.1816,"open_interest":0.0,"volume":0.0,"delta":0.6104,"gamma":0.0005,"vega":14.985,"theta":-1.0776,"rho":12.6372,"theo":366.5978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.449996948242},{"option":"SPX260618P06760000","bid":205.8,"bid_size":48.0,"ask":207.3,"ask_size":27.0,"iv":0.1816,"open_interest":83.0,"volume":2.0,"delta":-0.39,"gamma":0.0005,"vega":14.985,"theta":-1.1069,"rho":-9.5004,"theo":206.557,"change":-10.3,"open":194.7,"high":196.5,"low":194.7,"tick":"up","last_trade_price":196.5,"last_trade_time":"2026-02-18T14:33:18","percent_change":-4.98066,"prev_day_close":196.950004577637},{"option":"SPX260618C06770000","bid":358.6,"bid_size":20.0,"ask":360.6,"ask_size":20.0,"iv":0.1807,"open_interest":1.0,"volume":0.0,"delta":0.6053,"gamma":0.0005,"vega":15.038,"theta":-1.0772,"rho":12.544,"theo":359.5769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":443.99,"last_trade_time":"2026-02-09T15:02:08","percent_change":0.0,"prev_day_close":370.349990844727},{"option":"SPX260618P06770000","bid":208.7,"bid_size":38.0,"ask":210.2,"ask_size":27.0,"iv":0.1807,"open_interest":93.0,"volume":7.0,"delta":-0.3951,"gamma":0.0005,"vega":15.038,"theta":-1.1046,"rho":-9.6262,"theo":209.4007,"change":-7.21,"open":197.1,"high":202.7,"low":197.1,"tick":"down","last_trade_price":202.59,"last_trade_time":"2026-02-18T14:40:44","percent_change":-3.4366,"prev_day_close":199.800003051758},{"option":"SPX260618C06775000","bid":355.1,"bid_size":16.0,"ask":357.2,"ask_size":20.0,"iv":0.1803,"open_interest":900.0,"volume":0.0,"delta":0.6027,"gamma":0.0006,"vega":15.0638,"theta":-1.0768,"rho":12.4965,"theo":356.0836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":437.4,"last_trade_time":"2026-01-26T15:59:57","percent_change":0.0,"prev_day_close":366.799987792969},{"option":"SPX260618P06775000","bid":210.1,"bid_size":47.0,"ask":211.6,"ask_size":27.0,"iv":0.1802,"open_interest":2184.0,"volume":18.0,"delta":-0.3977,"gamma":0.0006,"vega":15.0638,"theta":-1.1034,"rho":-9.6901,"theo":210.8398,"change":-7.0,"open":195.57,"high":204.3,"low":195.57,"tick":"no_change","last_trade_price":204.3,"last_trade_time":"2026-02-18T14:43:27","percent_change":-3.31282,"prev_day_close":201.049995422363},{"option":"SPX260618C06780000","bid":351.5,"bid_size":22.0,"ask":353.7,"ask_size":20.0,"iv":0.1798,"open_interest":11.0,"volume":0.0,"delta":0.6001,"gamma":0.0006,"vega":15.0892,"theta":-1.0764,"rho":12.4485,"theo":352.6019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":343.4,"last_trade_time":"2026-02-17T15:40:15","percent_change":0.0,"prev_day_close":363.25},{"option":"SPX260618P06780000","bid":211.5,"bid_size":49.0,"ask":213.1,"ask_size":27.0,"iv":0.1798,"open_interest":108.0,"volume":0.0,"delta":-0.4003,"gamma":0.0006,"vega":15.0892,"theta":-1.1021,"rho":-9.7545,"theo":212.2905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.0,"last_trade_time":"2026-02-17T15:28:01","percent_change":0.0,"prev_day_close":202.450004577637},{"option":"SPX260618C06790000","bid":344.7,"bid_size":24.0,"ask":346.3,"ask_size":17.0,"iv":0.1787,"open_interest":2.0,"volume":0.0,"delta":0.5949,"gamma":0.0006,"vega":15.1385,"theta":-1.0755,"rho":12.3507,"theo":345.674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.2,"last_trade_time":"2025-12-26T10:11:13","percent_change":0.0,"prev_day_close":356.200012207031},{"option":"SPX260618P06790000","bid":214.5,"bid_size":37.0,"ask":216.0,"ask_size":27.0,"iv":0.1788,"open_interest":57.0,"volume":1.0,"delta":-0.4056,"gamma":0.0006,"vega":15.1385,"theta":-1.0994,"rho":-9.8849,"theo":215.2273,"change":-21.7,"open":194.0,"high":194.0,"low":194.0,"tick":"down","last_trade_price":194.0,"last_trade_time":"2026-02-18T10:40:40","percent_change":-10.0603,"prev_day_close":205.399993896484},{"option":"SPX260618C06800000","bid":337.8,"bid_size":20.0,"ask":339.6,"ask_size":29.0,"iv":0.1777,"open_interest":10623.0,"volume":111.0,"delta":0.5896,"gamma":0.0006,"vega":15.1856,"theta":-1.0744,"rho":12.2511,"theo":338.7943,"change":11.26,"open":364.77,"high":365.76,"low":343.24,"tick":"no_change","last_trade_price":345.11,"last_trade_time":"2026-02-18T15:31:27","percent_change":3.37278,"prev_day_close":349.25},{"option":"SPX260618P06800000","bid":217.5,"bid_size":35.0,"ask":219.0,"ask_size":27.0,"iv":0.1779,"open_interest":13161.0,"volume":246.0,"delta":-0.4109,"gamma":0.0006,"vega":15.1856,"theta":-1.0965,"rho":-10.0172,"theo":218.2123,"change":-11.24,"open":214.8,"high":214.8,"low":194.13,"tick":"down","last_trade_price":207.51,"last_trade_time":"2026-02-18T15:45:58","percent_change":-5.13829,"prev_day_close":208.150001525879},{"option":"SPX260618C06810000","bid":331.0,"bid_size":24.0,"ask":332.6,"ask_size":17.0,"iv":0.1768,"open_interest":17.0,"volume":0.0,"delta":0.5842,"gamma":0.0006,"vega":15.2304,"theta":-1.0731,"rho":12.1498,"theo":331.9637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":328.9,"last_trade_time":"2026-02-17T15:09:45","percent_change":0.0,"prev_day_close":342.299987792969},{"option":"SPX260618P06810000","bid":220.5,"bid_size":44.0,"ask":222.0,"ask_size":27.0,"iv":0.1769,"open_interest":48.0,"volume":1.0,"delta":-0.4162,"gamma":0.0006,"vega":15.2304,"theta":-1.0933,"rho":-10.1511,"theo":221.2465,"change":-11.8,"open":210.1,"high":210.1,"low":210.1,"tick":"down","last_trade_price":210.1,"last_trade_time":"2026-02-18T14:31:31","percent_change":-5.31771,"prev_day_close":211.199996948242},{"option":"SPX260618C06820000","bid":324.2,"bid_size":23.0,"ask":325.8,"ask_size":17.0,"iv":0.1758,"open_interest":5.0,"volume":0.0,"delta":0.5788,"gamma":0.0006,"vega":15.2727,"theta":-1.0715,"rho":12.0474,"theo":325.1831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":380.3,"last_trade_time":"2026-02-06T15:45:24","percent_change":0.0,"prev_day_close":335.399993896484},{"option":"SPX260618P06820000","bid":223.6,"bid_size":36.0,"ask":225.1,"ask_size":27.0,"iv":0.176,"open_interest":94.0,"volume":0.0,"delta":-0.4217,"gamma":0.0006,"vega":15.2727,"theta":-1.09,"rho":-10.2862,"theo":224.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.8,"last_trade_time":"2026-02-17T15:26:16","percent_change":0.0,"prev_day_close":214.049995422363},{"option":"SPX260618C06825000","bid":320.9,"bid_size":21.0,"ask":322.6,"ask_size":28.0,"iv":0.1754,"open_interest":1804.0,"volume":0.0,"delta":0.576,"gamma":0.0006,"vega":15.2929,"theta":-1.0706,"rho":11.9959,"theo":321.8118,"change":15.89,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":325.0,"last_trade_time":"2026-02-17T14:05:58","percent_change":5.01183,"prev_day_close":331.949996948242},{"option":"SPX260618P06825000","bid":225.1,"bid_size":45.0,"ask":226.7,"ask_size":24.0,"iv":0.1755,"open_interest":2120.0,"volume":14.0,"delta":-0.4244,"gamma":0.0006,"vega":15.2929,"theta":-1.0882,"rho":-10.3541,"theo":225.8916,"change":-10.87,"open":205.4,"high":219.39,"low":201.67,"tick":"down","last_trade_price":218.9,"last_trade_time":"2026-02-18T14:43:17","percent_change":-4.797,"prev_day_close":215.549995422363},{"option":"SPX260618C06830000","bid":317.5,"bid_size":25.0,"ask":319.2,"ask_size":23.0,"iv":0.1749,"open_interest":12.0,"volume":0.0,"delta":0.5732,"gamma":0.0006,"vega":15.3124,"theta":-1.0697,"rho":11.9441,"theo":318.4532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.8,"last_trade_time":"2026-02-17T10:36:04","percent_change":0.0,"prev_day_close":328.550003051758},{"option":"SPX260618P06830000","bid":226.7,"bid_size":43.0,"ask":228.2,"ask_size":24.0,"iv":0.175,"open_interest":166.0,"volume":12.0,"delta":-0.4272,"gamma":0.0006,"vega":15.3124,"theta":-1.0864,"rho":-10.4222,"theo":227.4653,"change":-20.6,"open":205.7,"high":209.1,"low":203.6,"tick":"down","last_trade_price":207.6,"last_trade_time":"2026-02-18T12:04:28","percent_change":-9.02717,"prev_day_close":217.099998474121},{"option":"SPX260618C06840000","bid":310.8,"bid_size":24.0,"ask":312.5,"ask_size":27.0,"iv":0.1739,"open_interest":17.0,"volume":2.0,"delta":0.5677,"gamma":0.0006,"vega":15.3495,"theta":-1.0677,"rho":11.8401,"theo":311.7745,"change":12.55,"open":327.32,"high":327.32,"low":319.6,"tick":"down","last_trade_price":319.6,"last_trade_time":"2026-02-18T14:38:48","percent_change":4.08728,"prev_day_close":321.799987792969},{"option":"SPX260618P06840000","bid":229.9,"bid_size":36.0,"ask":231.4,"ask_size":26.0,"iv":0.1741,"open_interest":76.0,"volume":23.0,"delta":-0.4327,"gamma":0.0006,"vega":15.3495,"theta":-1.0825,"rho":-10.5589,"theo":230.6513,"change":-12.3,"open":224.4,"high":224.4,"low":207.85,"tick":"up","last_trade_price":219.1,"last_trade_time":"2026-02-18T14:31:31","percent_change":-5.31547,"prev_day_close":220.150001525879},{"option":"SPX260618C06850000","bid":304.2,"bid_size":30.0,"ask":305.9,"ask_size":23.0,"iv":0.173,"open_interest":7762.0,"volume":64.0,"delta":0.5621,"gamma":0.0006,"vega":15.3838,"theta":-1.0654,"rho":11.7352,"theo":305.1477,"change":21.5,"open":327.25,"high":330.0,"low":308.5,"tick":"down","last_trade_price":322.05,"last_trade_time":"2026-02-18T15:57:49","percent_change":7.15355,"prev_day_close":315.0},{"option":"SPX260618P06850000","bid":233.1,"bid_size":44.0,"ask":234.7,"ask_size":24.0,"iv":0.1732,"open_interest":11908.0,"volume":33.0,"delta":-0.4384,"gamma":0.0006,"vega":15.3838,"theta":-1.0785,"rho":-10.6965,"theo":233.8893,"change":-8.1,"open":214.52,"high":226.7,"low":211.88,"tick":"no_change","last_trade_price":226.7,"last_trade_time":"2026-02-18T14:43:24","percent_change":-3.44974,"prev_day_close":223.299995422363},{"option":"SPX260618C06860000","bid":297.6,"bid_size":34.0,"ask":299.3,"ask_size":28.0,"iv":0.1721,"open_interest":60.0,"volume":4.0,"delta":0.5564,"gamma":0.0006,"vega":15.4155,"theta":-1.063,"rho":11.6291,"theo":298.5737,"change":28.75,"open":313.82,"high":322.9,"low":313.82,"tick":"no_change","last_trade_price":322.9,"last_trade_time":"2026-02-18T11:02:38","percent_change":9.77392,"prev_day_close":308.299987792969},{"option":"SPX260618P06860000","bid":236.4,"bid_size":43.0,"ask":238.0,"ask_size":24.0,"iv":0.1722,"open_interest":161.0,"volume":1.0,"delta":-0.444,"gamma":0.0006,"vega":15.4155,"theta":-1.0742,"rho":-10.8352,"theo":237.18,"change":-13.65,"open":224.4,"high":224.4,"low":224.4,"tick":"down","last_trade_price":224.4,"last_trade_time":"2026-02-18T14:31:01","percent_change":-5.73409,"prev_day_close":226.450004577637},{"option":"SPX260618C06870000","bid":291.1,"bid_size":33.0,"ask":292.8,"ask_size":22.0,"iv":0.1711,"open_interest":45.0,"volume":0.0,"delta":0.5506,"gamma":0.0006,"vega":15.4444,"theta":-1.0603,"rho":11.5216,"theo":292.0534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":392.22,"last_trade_time":"2026-01-27T15:07:15","percent_change":0.0,"prev_day_close":301.700012207031},{"option":"SPX260618P06870000","bid":239.7,"bid_size":43.0,"ask":241.3,"ask_size":25.0,"iv":0.1713,"open_interest":190.0,"volume":4.0,"delta":-0.4498,"gamma":0.0006,"vega":15.4444,"theta":-1.0697,"rho":-10.9754,"theo":240.5244,"change":-11.55,"open":217.5,"high":229.9,"low":217.5,"tick":"up","last_trade_price":229.9,"last_trade_time":"2026-02-18T14:31:41","percent_change":-4.7836,"prev_day_close":229.700004577637},{"option":"SPX260618C06875000","bid":287.9,"bid_size":31.0,"ask":289.4,"ask_size":18.0,"iv":0.1707,"open_interest":1228.0,"volume":0.0,"delta":0.5477,"gamma":0.0006,"vega":15.4578,"theta":-1.0588,"rho":11.4671,"theo":288.8137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.0,"last_trade_time":"2026-02-17T10:59:15","percent_change":0.0,"prev_day_close":298.399993896484},{"option":"SPX260618P06875000","bid":241.4,"bid_size":42.0,"ask":243.0,"ask_size":25.0,"iv":0.1708,"open_interest":2533.0,"volume":0.0,"delta":-0.4527,"gamma":0.0006,"vega":15.4578,"theta":-1.0673,"rho":-11.0462,"theo":242.2171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":244.5,"last_trade_time":"2026-02-13T14:47:27","percent_change":0.0,"prev_day_close":231.400001525879},{"option":"SPX260618C06880000","bid":284.7,"bid_size":35.0,"ask":286.2,"ask_size":19.0,"iv":0.1702,"open_interest":7.0,"volume":1.0,"delta":0.5448,"gamma":0.0006,"vega":15.4706,"theta":-1.0573,"rho":11.4121,"theo":285.5878,"change":19.9,"open":301.2,"high":301.2,"low":301.2,"tick":"down","last_trade_price":301.2,"last_trade_time":"2026-02-18T15:59:00","percent_change":7.0743,"prev_day_close":295.100006103516},{"option":"SPX260618P06880000","bid":243.1,"bid_size":32.0,"ask":244.7,"ask_size":25.0,"iv":0.1703,"open_interest":166.0,"volume":1.0,"delta":-0.4556,"gamma":0.0006,"vega":15.4706,"theta":-1.0649,"rho":-11.1176,"theo":243.9236,"change":-23.95,"open":221.0,"high":221.0,"low":221.0,"tick":"down","last_trade_price":221.0,"last_trade_time":"2026-02-18T10:47:09","percent_change":-9.7775,"prev_day_close":232.950004577637},{"option":"SPX260618C06890000","bid":278.3,"bid_size":35.0,"ask":279.8,"ask_size":19.0,"iv":0.1693,"open_interest":11.0,"volume":0.0,"delta":0.5389,"gamma":0.0006,"vega":15.4938,"theta":-1.0541,"rho":11.3002,"theo":279.1785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":294.88,"last_trade_time":"2026-02-13T12:32:33","percent_change":0.0,"prev_day_close":288.600006103516},{"option":"SPX260618P06890000","bid":246.6,"bid_size":25.0,"ask":248.2,"ask_size":23.0,"iv":0.1694,"open_interest":88.0,"volume":17.0,"delta":-0.4615,"gamma":0.0006,"vega":15.4938,"theta":-1.0599,"rho":-11.2622,"theo":247.379,"change":-14.1,"open":235.63,"high":235.63,"low":220.83,"tick":"up","last_trade_price":234.4,"last_trade_time":"2026-02-18T14:31:30","percent_change":-5.67404,"prev_day_close":236.400001525879},{"option":"SPX260618C06900000","bid":271.8,"bid_size":45.0,"ask":273.6,"ask_size":30.0,"iv":0.1683,"open_interest":13211.0,"volume":1109.0,"delta":0.5329,"gamma":0.0006,"vega":15.5142,"theta":-1.0507,"rho":11.1856,"theo":272.8269,"change":9.85,"open":282.54,"high":298.05,"low":278.45,"tick":"no_change","last_trade_price":278.45,"last_trade_time":"2026-02-18T15:31:27","percent_change":3.66716,"prev_day_close":282.150009155273},{"option":"SPX260618P06900000","bid":250.1,"bid_size":25.0,"ask":251.7,"ask_size":25.0,"iv":0.1685,"open_interest":14803.0,"volume":411.0,"delta":-0.4675,"gamma":0.0006,"vega":15.5142,"theta":-1.0547,"rho":-11.4094,"theo":250.8921,"change":-7.14,"open":243.3,"high":244.3,"low":223.89,"tick":"down","last_trade_price":242.18,"last_trade_time":"2026-02-18T15:35:20","percent_change":-2.9781,"prev_day_close":239.75},{"option":"SPX260618C06910000","bid":265.6,"bid_size":35.0,"ask":267.3,"ask_size":30.0,"iv":0.1674,"open_interest":61.0,"volume":1.0,"delta":0.5269,"gamma":0.0006,"vega":15.5313,"theta":-1.047,"rho":11.0684,"theo":266.5346,"change":26.75,"open":289.2,"high":289.2,"low":289.2,"tick":"up","last_trade_price":289.2,"last_trade_time":"2026-02-18T11:09:25","percent_change":10.1924,"prev_day_close":275.75},{"option":"SPX260618P06910000","bid":253.7,"bid_size":25.0,"ask":255.3,"ask_size":25.0,"iv":0.1676,"open_interest":582.0,"volume":15.0,"delta":-0.4735,"gamma":0.0006,"vega":15.5313,"theta":-1.0492,"rho":-11.5592,"theo":254.4645,"change":-14.8,"open":251.1,"high":251.1,"low":227.14,"tick":"up","last_trade_price":240.9,"last_trade_time":"2026-02-18T14:31:01","percent_change":-5.78803,"prev_day_close":243.200004577637},{"option":"SPX260618C06920000","bid":259.4,"bid_size":35.0,"ask":260.9,"ask_size":19.0,"iv":0.1665,"open_interest":92.0,"volume":0.0,"delta":0.5208,"gamma":0.0006,"vega":15.5452,"theta":-1.043,"rho":10.9489,"theo":260.3032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.1,"last_trade_time":"2026-02-17T15:31:57","percent_change":0.0,"prev_day_close":269.399993896484},{"option":"SPX260618P06920000","bid":257.4,"bid_size":16.0,"ask":258.9,"ask_size":23.0,"iv":0.1666,"open_interest":513.0,"volume":5.0,"delta":-0.4796,"gamma":0.0006,"vega":15.5452,"theta":-1.0434,"rho":-11.7115,"theo":258.0978,"change":-21.65,"open":235.3,"high":237.8,"low":235.3,"tick":"up","last_trade_price":237.8,"last_trade_time":"2026-02-18T10:12:52","percent_change":-8.34457,"prev_day_close":246.799995422363},{"option":"SPX260618C06925000","bid":256.3,"bid_size":36.0,"ask":258.0,"ask_size":30.0,"iv":0.166,"open_interest":1717.0,"volume":684.0,"delta":0.5178,"gamma":0.0006,"vega":15.5509,"theta":-1.041,"rho":10.8885,"theo":257.2108,"change":13.35,"open":276.0,"high":281.0,"low":266.5,"tick":"down","last_trade_price":266.5,"last_trade_time":"2026-02-18T14:46:08","percent_change":5.27355,"prev_day_close":266.25},{"option":"SPX260618P06925000","bid":259.2,"bid_size":25.0,"ask":260.8,"ask_size":23.0,"iv":0.1662,"open_interest":2544.0,"volume":79.0,"delta":-0.4826,"gamma":0.0006,"vega":15.5509,"theta":-1.0405,"rho":-11.7882,"theo":259.9378,"change":-19.05,"open":238.85,"high":242.3,"low":235.9,"tick":"up","last_trade_price":242.3,"last_trade_time":"2026-02-18T14:10:57","percent_change":-7.28907,"prev_day_close":248.549995422363},{"option":"SPX260618C06930000","bid":253.3,"bid_size":32.0,"ask":254.9,"ask_size":30.0,"iv":0.1656,"open_interest":177.0,"volume":6.0,"delta":0.5147,"gamma":0.0006,"vega":15.5557,"theta":-1.0388,"rho":10.8276,"theo":254.1342,"change":13.25,"open":270.8,"high":270.8,"low":263.5,"tick":"no_change","last_trade_price":263.5,"last_trade_time":"2026-02-18T14:46:08","percent_change":5.29471,"prev_day_close":263.100006103516},{"option":"SPX260618P06930000","bid":261.1,"bid_size":22.0,"ask":262.7,"ask_size":23.0,"iv":0.1657,"open_interest":215.0,"volume":1.0,"delta":-0.4857,"gamma":0.0006,"vega":15.5557,"theta":-1.0374,"rho":-11.8654,"theo":261.7935,"change":-14.2,"open":249.0,"high":249.0,"low":249.0,"tick":"down","last_trade_price":249.0,"last_trade_time":"2026-02-18T14:31:31","percent_change":-5.39514,"prev_day_close":250.299995422363},{"option":"SPX260618C06940000","bid":247.2,"bid_size":39.0,"ask":248.8,"ask_size":30.0,"iv":0.1647,"open_interest":129.0,"volume":0.0,"delta":0.5085,"gamma":0.0006,"vega":15.5627,"theta":-1.0344,"rho":10.705,"theo":248.0286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.1,"last_trade_time":"2026-02-17T11:31:21","percent_change":0.0,"prev_day_close":256.899993896484},{"option":"SPX260618P06940000","bid":264.8,"bid_size":25.0,"ask":266.4,"ask_size":30.0,"iv":0.1648,"open_interest":294.0,"volume":3.0,"delta":-0.4919,"gamma":0.0006,"vega":15.5627,"theta":-1.0311,"rho":-12.0207,"theo":265.5526,"change":-18.35,"open":249.7,"high":249.7,"low":248.7,"tick":"no_change","last_trade_price":248.7,"last_trade_time":"2026-02-18T15:58:19","percent_change":-6.87137,"prev_day_close":254.0},{"option":"SPX260618C06950000","bid":240.9,"bid_size":47.0,"ask":242.6,"ask_size":15.0,"iv":0.1637,"open_interest":7274.0,"volume":35.0,"delta":0.5022,"gamma":0.0006,"vega":15.5661,"theta":-1.0296,"rho":10.5816,"theo":241.9875,"change":7.65,"open":261.75,"high":261.75,"low":245.8,"tick":"down","last_trade_price":245.8,"last_trade_time":"2026-02-18T15:08:36","percent_change":3.21226,"prev_day_close":250.75},{"option":"SPX260618P06950000","bid":268.7,"bid_size":22.0,"ask":270.3,"ask_size":23.0,"iv":0.1639,"open_interest":6614.0,"volume":35.0,"delta":-0.4982,"gamma":0.0006,"vega":15.5661,"theta":-1.0246,"rho":-12.1768,"theo":269.3762,"change":-27.55,"open":248.37,"high":248.37,"low":243.4,"tick":"down","last_trade_price":243.4,"last_trade_time":"2026-02-18T12:22:01","percent_change":-10.1679,"prev_day_close":257.699996948242},{"option":"SPX260618C06960000","bid":235.2,"bid_size":35.0,"ask":236.7,"ask_size":23.0,"iv":0.1629,"open_interest":486.0,"volume":1.0,"delta":0.4959,"gamma":0.0006,"vega":15.5658,"theta":-1.0246,"rho":10.4578,"theo":236.0118,"change":15.6,"open":247.9,"high":247.9,"low":247.9,"tick":"up","last_trade_price":247.9,"last_trade_time":"2026-02-18T14:30:34","percent_change":6.71545,"prev_day_close":244.650001525879},{"option":"SPX260618P06960000","bid":272.6,"bid_size":22.0,"ask":274.2,"ask_size":23.0,"iv":0.163,"open_interest":528.0,"volume":0.0,"delta":-0.5045,"gamma":0.0006,"vega":15.5658,"theta":-1.0178,"rho":-12.3333,"theo":273.2652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":279.5,"last_trade_time":"2026-02-17T13:36:08","percent_change":0.0,"prev_day_close":261.5},{"option":"SPX260618C06970000","bid":229.3,"bid_size":35.0,"ask":230.8,"ask_size":23.0,"iv":0.162,"open_interest":92.0,"volume":1.0,"delta":0.4895,"gamma":0.0006,"vega":15.562,"theta":-1.0194,"rho":10.3334,"theo":230.1022,"change":8.55,"open":235.1,"high":235.1,"low":235.1,"tick":"up","last_trade_price":235.1,"last_trade_time":"2026-02-18T15:00:05","percent_change":3.774,"prev_day_close":238.650001525879},{"option":"SPX260618P06970000","bid":276.1,"bid_size":23.0,"ask":278.1,"ask_size":17.0,"iv":0.1619,"open_interest":79.0,"volume":0.0,"delta":-0.5109,"gamma":0.0006,"vega":15.562,"theta":-1.0108,"rho":-12.4904,"theo":277.2204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":270.6,"last_trade_time":"2026-02-12T14:46:16","percent_change":0.0,"prev_day_close":265.300003051758},{"option":"SPX260618C06975000","bid":226.4,"bid_size":35.0,"ask":227.8,"ask_size":15.0,"iv":0.1615,"open_interest":1462.0,"volume":2.0,"delta":0.4863,"gamma":0.0006,"vega":15.5586,"theta":-1.0166,"rho":10.2709,"theo":227.1726,"change":15.15,"open":250.1,"high":250.1,"low":238.7,"tick":"down","last_trade_price":238.7,"last_trade_time":"2026-02-18T14:30:55","percent_change":6.77701,"prev_day_close":235.650001525879},{"option":"SPX260618P06975000","bid":278.1,"bid_size":23.0,"ask":280.1,"ask_size":17.0,"iv":0.1615,"open_interest":960.0,"volume":1.0,"delta":-0.5141,"gamma":0.0006,"vega":15.5586,"theta":-1.0071,"rho":-12.5692,"theo":279.2231,"change":-30.6,"open":250.4,"high":250.4,"low":250.4,"tick":"down","last_trade_price":250.4,"last_trade_time":"2026-02-18T13:05:47","percent_change":-10.8897,"prev_day_close":267.25},{"option":"SPX260618C06980000","bid":223.5,"bid_size":35.0,"ask":224.9,"ask_size":15.0,"iv":0.161,"open_interest":162.0,"volume":0.0,"delta":0.4831,"gamma":0.0006,"vega":15.5544,"theta":-1.0138,"rho":10.2081,"theo":224.2598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.9,"last_trade_time":"2026-02-17T15:29:56","percent_change":0.0,"prev_day_close":232.650001525879},{"option":"SPX260618P06980000","bid":280.1,"bid_size":23.0,"ask":282.2,"ask_size":17.0,"iv":0.161,"open_interest":74.0,"volume":0.0,"delta":-0.5173,"gamma":0.0006,"vega":15.5544,"theta":-1.0034,"rho":-12.6483,"theo":281.2427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.38,"last_trade_time":"2026-02-17T11:22:56","percent_change":0.0,"prev_day_close":269.199996948242},{"option":"SPX260618C06990000","bid":217.7,"bid_size":39.0,"ask":219.2,"ask_size":23.0,"iv":0.1602,"open_interest":97.0,"volume":2.0,"delta":0.4766,"gamma":0.0006,"vega":15.5428,"theta":-1.0081,"rho":10.0814,"theo":218.4858,"change":16.0,"open":235.0,"high":235.0,"low":231.1,"tick":"down","last_trade_price":231.1,"last_trade_time":"2026-02-18T14:30:03","percent_change":7.4384,"prev_day_close":226.75},{"option":"SPX260618P06990000","bid":284.2,"bid_size":23.0,"ask":286.2,"ask_size":21.0,"iv":0.1601,"open_interest":193.0,"volume":0.0,"delta":-0.5238,"gamma":0.0006,"vega":15.5428,"theta":-0.9958,"rho":-12.8077,"theo":285.3334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":291.53,"last_trade_time":"2026-02-17T11:22:56","percent_change":0.0,"prev_day_close":273.199996948242},{"option":"SPX260618C07000000","bid":212.0,"bid_size":47.0,"ask":213.5,"ask_size":23.0,"iv":0.1593,"open_interest":77310.0,"volume":2895.0,"delta":0.47,"gamma":0.0006,"vega":15.5272,"theta":-1.002,"rho":9.9526,"theo":212.7817,"change":12.33,"open":212.8,"high":235.33,"low":212.8,"tick":"up","last_trade_price":221.84,"last_trade_time":"2026-02-18T16:10:45","percent_change":5.88825,"prev_day_close":220.900001525879},{"option":"SPX260618P07000000","bid":288.4,"bid_size":23.0,"ask":290.5,"ask_size":17.0,"iv":0.1593,"open_interest":71595.0,"volume":2333.0,"delta":-0.5304,"gamma":0.0006,"vega":15.5272,"theta":-0.988,"rho":-12.9691,"theo":289.494,"change":13.62,"open":286.3,"high":286.3,"low":260.6,"tick":"down","last_trade_price":276.56,"last_trade_time":"2026-02-18T16:10:45","percent_change":4.91165,"prev_day_close":277.300003051758},{"option":"SPX260618C07010000","bid":206.3,"bid_size":48.0,"ask":207.9,"ask_size":23.0,"iv":0.1583,"open_interest":355.0,"volume":3.0,"delta":0.4634,"gamma":0.0006,"vega":15.5072,"theta":-0.9957,"rho":9.8214,"theo":207.1493,"change":5.6,"open":224.8,"high":224.8,"low":209.5,"tick":"down","last_trade_price":209.5,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.74645,"prev_day_close":215.200004577637},{"option":"SPX260618P07010000","bid":292.6,"bid_size":23.0,"ask":294.7,"ask_size":17.0,"iv":0.1583,"open_interest":292.0,"volume":0.0,"delta":-0.537,"gamma":0.0006,"vega":15.5072,"theta":-0.9799,"rho":-13.1331,"theo":293.7263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":239.6,"last_trade_time":"2026-02-10T12:08:16","percent_change":0.0,"prev_day_close":281.350006103516},{"option":"SPX260618C07020000","bid":200.9,"bid_size":47.0,"ask":202.3,"ask_size":23.0,"iv":0.1575,"open_interest":171.0,"volume":4.0,"delta":0.4568,"gamma":0.0006,"vega":15.4826,"theta":-0.9892,"rho":9.6874,"theo":201.5904,"change":7.75,"open":216.3,"high":217.4,"low":206.2,"tick":"down","last_trade_price":206.2,"last_trade_time":"2026-02-18T15:00:01","percent_change":3.90527,"prev_day_close":209.5},{"option":"SPX260618P07020000","bid":297.0,"bid_size":23.0,"ask":299.0,"ask_size":17.0,"iv":0.1575,"open_interest":168.0,"volume":0.0,"delta":-0.5437,"gamma":0.0006,"vega":15.4826,"theta":-0.9715,"rho":-13.2997,"theo":298.0322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.5,"last_trade_time":"2026-02-09T15:26:34","percent_change":0.0,"prev_day_close":285.5},{"option":"SPX260618C07025000","bid":198.1,"bid_size":47.0,"ask":199.6,"ask_size":23.0,"iv":0.1571,"open_interest":1115.0,"volume":4.0,"delta":0.4534,"gamma":0.0006,"vega":15.4686,"theta":-0.9858,"rho":9.6195,"theo":198.8392,"change":11.5,"open":213.4,"high":213.4,"low":207.2,"tick":"down","last_trade_price":207.2,"last_trade_time":"2026-02-18T14:46:08","percent_change":5.87634,"prev_day_close":206.700004577637},{"option":"SPX260618P07025000","bid":299.1,"bid_size":21.0,"ask":301.2,"ask_size":16.0,"iv":0.157,"open_interest":614.0,"volume":0.0,"delta":-0.547,"gamma":0.0006,"vega":15.4686,"theta":-0.9672,"rho":-13.384,"theo":300.2133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":345.1,"last_trade_time":"2026-02-17T10:35:25","percent_change":0.0,"prev_day_close":287.649993896484},{"option":"SPX260618C07030000","bid":195.5,"bid_size":17.0,"ask":196.9,"ask_size":23.0,"iv":0.1567,"open_interest":119.0,"volume":4.0,"delta":0.45,"gamma":0.0006,"vega":15.4534,"theta":-0.9823,"rho":9.551,"theo":196.1071,"change":5.35,"open":211.7,"high":211.7,"low":198.4,"tick":"down","last_trade_price":198.4,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.7713,"prev_day_close":203.900001525879},{"option":"SPX260618P07030000","bid":301.3,"bid_size":21.0,"ask":303.4,"ask_size":16.0,"iv":0.1566,"open_interest":188.0,"volume":0.0,"delta":-0.5504,"gamma":0.0006,"vega":15.4534,"theta":-0.9629,"rho":-13.4688,"theo":302.4136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.8,"last_trade_time":"2026-02-09T14:44:44","percent_change":0.0,"prev_day_close":289.800003051758},{"option":"SPX260618C07040000","bid":190.0,"bid_size":49.0,"ask":191.5,"ask_size":24.0,"iv":0.1558,"open_interest":111.0,"volume":4.0,"delta":0.4433,"gamma":0.0006,"vega":15.4195,"theta":-0.9752,"rho":9.4129,"theo":190.701,"change":5.35,"open":201.1,"high":201.2,"low":193.0,"tick":"down","last_trade_price":193.0,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.85105,"prev_day_close":198.400001525879},{"option":"SPX260618P07040000","bid":305.8,"bid_size":21.0,"ask":307.9,"ask_size":16.0,"iv":0.1557,"open_interest":196.0,"volume":0.0,"delta":-0.5571,"gamma":0.0006,"vega":15.4195,"theta":-0.954,"rho":-13.6396,"theo":306.8722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":253.12,"last_trade_time":"2026-02-09T13:21:16","percent_change":0.0,"prev_day_close":294.100006103516},{"option":"SPX260618C07050000","bid":184.7,"bid_size":50.0,"ask":186.2,"ask_size":51.0,"iv":0.1549,"open_interest":3494.0,"volume":14.0,"delta":0.4365,"gamma":0.0006,"vega":15.3811,"theta":-0.9679,"rho":9.2738,"theo":185.3736,"change":2.3,"open":202.75,"high":206.2,"low":187.7,"tick":"down","last_trade_price":187.7,"last_trade_time":"2026-02-18T15:26:56","percent_change":1.19233,"prev_day_close":192.900001525879},{"option":"SPX260618P07050000","bid":310.4,"bid_size":21.0,"ask":312.5,"ask_size":16.0,"iv":0.1549,"open_interest":5549.0,"volume":1.0,"delta":-0.5639,"gamma":0.0006,"vega":15.3811,"theta":-0.9448,"rho":-13.8114,"theo":311.4094,"change":-27.33,"open":286.57,"high":286.57,"low":286.57,"tick":"down","last_trade_price":286.57,"last_trade_time":"2026-02-18T11:56:05","percent_change":-8.70659,"prev_day_close":298.5},{"option":"SPX260618C07060000","bid":179.5,"bid_size":37.0,"ask":180.9,"ask_size":24.0,"iv":0.154,"open_interest":125.0,"volume":7.0,"delta":0.4296,"gamma":0.0006,"vega":15.3383,"theta":-0.9602,"rho":9.1344,"theo":180.1257,"change":5.15,"open":193.8,"high":195.0,"low":182.4,"tick":"down","last_trade_price":182.4,"last_trade_time":"2026-02-18T15:26:56","percent_change":2.9055,"prev_day_close":187.5},{"option":"SPX260618P07060000","bid":315.0,"bid_size":21.0,"ask":317.1,"ask_size":16.0,"iv":0.154,"open_interest":53.0,"volume":0.0,"delta":-0.5708,"gamma":0.0006,"vega":15.3383,"theta":-0.9354,"rho":-13.9834,"theo":316.0263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":362.7,"last_trade_time":"2026-02-17T10:35:25","percent_change":0.0,"prev_day_close":303.0},{"option":"SPX260618C07070000","bid":174.3,"bid_size":53.0,"ask":175.8,"ask_size":24.0,"iv":0.1532,"open_interest":98.0,"volume":7.0,"delta":0.4228,"gamma":0.0006,"vega":15.2912,"theta":-0.9523,"rho":8.9952,"theo":174.9583,"change":4.95,"open":188.2,"high":189.5,"low":176.5,"tick":"up","last_trade_price":177.2,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.87373,"prev_day_close":182.200004577637},{"option":"SPX260618P07070000","bid":319.7,"bid_size":21.0,"ask":321.8,"ask_size":19.0,"iv":0.1532,"open_interest":67.0,"volume":0.0,"delta":-0.5777,"gamma":0.0006,"vega":15.2912,"theta":-0.9257,"rho":-14.1553,"theo":320.7236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":314.07,"last_trade_time":"2026-02-13T14:21:35","percent_change":0.0,"prev_day_close":307.600006103516},{"option":"SPX260618C07075000","bid":171.8,"bid_size":53.0,"ask":173.2,"ask_size":25.0,"iv":0.1528,"open_interest":1064.0,"volume":9.0,"delta":0.4193,"gamma":0.0006,"vega":15.2661,"theta":-0.9483,"rho":8.9256,"theo":172.4049,"change":4.85,"open":185.8,"high":186.9,"low":174.0,"tick":"up","last_trade_price":174.6,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.85714,"prev_day_close":179.599998474121},{"option":"SPX260618P07075000","bid":322.1,"bid_size":20.0,"ask":324.2,"ask_size":15.0,"iv":0.1528,"open_interest":656.0,"volume":0.0,"delta":-0.5811,"gamma":0.0006,"vega":15.2661,"theta":-0.9207,"rho":-14.2412,"theo":323.1026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":273.07,"last_trade_time":"2026-02-11T11:57:32","percent_change":0.0,"prev_day_close":309.899993896484},{"option":"SPX260618C07080000","bid":169.3,"bid_size":22.0,"ask":170.7,"ask_size":25.0,"iv":0.1524,"open_interest":101.0,"volume":9.0,"delta":0.4158,"gamma":0.0006,"vega":15.2399,"theta":-0.9442,"rho":8.856,"theo":169.872,"change":4.85,"open":189.6,"high":189.6,"low":171.4,"tick":"up","last_trade_price":172.1,"last_trade_time":"2026-02-18T15:26:56","percent_change":2.89985,"prev_day_close":177.0},{"option":"SPX260618P07080000","bid":324.5,"bid_size":20.0,"ask":326.6,"ask_size":18.0,"iv":0.1523,"open_interest":147.0,"volume":0.0,"delta":-0.5846,"gamma":0.0006,"vega":15.2399,"theta":-0.9157,"rho":-14.3271,"theo":325.502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":350.4,"last_trade_time":"2026-02-13T10:22:43","percent_change":0.0,"prev_day_close":312.199996948242},{"option":"SPX260618C07090000","bid":164.3,"bid_size":40.0,"ask":165.7,"ask_size":25.0,"iv":0.1516,"open_interest":58.0,"volume":2.0,"delta":0.4089,"gamma":0.0007,"vega":15.1841,"theta":-0.9358,"rho":8.7165,"theo":164.8677,"change":4.75,"open":174.7,"high":174.7,"low":167.0,"tick":"down","last_trade_price":167.0,"last_trade_time":"2026-02-18T15:26:55","percent_change":2.92758,"prev_day_close":171.900001525879},{"option":"SPX260618P07090000","bid":329.4,"bid_size":20.0,"ask":331.5,"ask_size":15.0,"iv":0.1515,"open_interest":12.0,"volume":2.0,"delta":-0.5916,"gamma":0.0007,"vega":15.1841,"theta":-0.9055,"rho":-14.4993,"theo":330.3624,"change":-24.5,"open":308.7,"high":308.7,"low":308.7,"tick":"down","last_trade_price":308.7,"last_trade_time":"2026-02-18T14:11:21","percent_change":-7.35294,"prev_day_close":317.0},{"option":"SPX260618C07100000","bid":159.3,"bid_size":56.0,"ask":160.8,"ask_size":35.0,"iv":0.1507,"open_interest":12389.0,"volume":142.0,"delta":0.4019,"gamma":0.0007,"vega":15.1236,"theta":-0.9272,"rho":8.5757,"theo":159.9466,"change":6.35,"open":175.08,"high":178.8,"low":162.5,"tick":"up","last_trade_price":163.8,"last_trade_time":"2026-02-18T14:59:46","percent_change":4.03302,"prev_day_close":166.799995422363},{"option":"SPX260618P07100000","bid":334.3,"bid_size":20.0,"ask":336.5,"ask_size":15.0,"iv":0.1507,"open_interest":3633.0,"volume":8.0,"delta":-0.5986,"gamma":0.0007,"vega":15.1236,"theta":-0.8951,"rho":-14.6728,"theo":335.306,"change":-16.86,"open":322.8,"high":332.0,"low":321.15,"tick":"down","last_trade_price":321.34,"last_trade_time":"2026-02-18T16:09:50","percent_change":-4.98522,"prev_day_close":321.75},{"option":"SPX260618C07110000","bid":154.6,"bid_size":20.0,"ask":156.0,"ask_size":25.0,"iv":0.1499,"open_interest":408.0,"volume":4.0,"delta":0.3948,"gamma":0.0007,"vega":15.0578,"theta":-0.9183,"rho":8.4331,"theo":155.1102,"change":10.65,"open":167.7,"high":168.7,"low":163.3,"tick":"down","last_trade_price":163.3,"last_trade_time":"2026-02-18T14:31:53","percent_change":6.97674,"prev_day_close":161.849998474121},{"option":"SPX260618P07110000","bid":339.4,"bid_size":20.0,"ask":341.5,"ask_size":15.0,"iv":0.1499,"open_interest":53.0,"volume":0.0,"delta":-0.6056,"gamma":0.0007,"vega":15.0578,"theta":-0.8844,"rho":-14.8481,"theo":340.3344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":278.0,"last_trade_time":"2026-01-28T10:20:57","percent_change":0.0,"prev_day_close":326.649993896484},{"option":"SPX260618C07120000","bid":149.8,"bid_size":56.0,"ask":151.2,"ask_size":25.0,"iv":0.1491,"open_interest":46.0,"volume":0.0,"delta":0.3878,"gamma":0.0007,"vega":14.9865,"theta":-0.9092,"rho":8.2882,"theo":150.3602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.4,"last_trade_time":"2026-02-17T15:29:54","percent_change":0.0,"prev_day_close":156.949996948242},{"option":"SPX260618P07120000","bid":344.5,"bid_size":20.0,"ask":346.7,"ask_size":15.0,"iv":0.1491,"open_interest":51.0,"volume":4.0,"delta":-0.6126,"gamma":0.0007,"vega":14.9865,"theta":-0.8735,"rho":-15.0257,"theo":345.4491,"change":-13.31,"open":335.28,"high":335.28,"low":335.18,"tick":"up","last_trade_price":335.19,"last_trade_time":"2026-02-18T14:40:44","percent_change":-3.81923,"prev_day_close":331.600006103516},{"option":"SPX260618C07125000","bid":147.5,"bid_size":28.0,"ask":148.9,"ask_size":26.0,"iv":0.1487,"open_interest":590.0,"volume":14.0,"delta":0.3843,"gamma":0.0007,"vega":14.9487,"theta":-0.9045,"rho":8.2149,"theo":148.0182,"change":9.7,"open":164.0,"high":164.0,"low":155.4,"tick":"no_change","last_trade_price":155.4,"last_trade_time":"2026-02-18T14:46:29","percent_change":6.65751,"prev_day_close":154.549995422363},{"option":"SPX260618P07125000","bid":347.1,"bid_size":20.0,"ask":349.3,"ask_size":15.0,"iv":0.1487,"open_interest":761.0,"volume":4.0,"delta":-0.6161,"gamma":0.0007,"vega":14.9487,"theta":-0.8679,"rho":-15.1153,"theo":348.0394,"change":-16.26,"open":334.8,"high":334.89,"low":334.79,"tick":"up","last_trade_price":334.89,"last_trade_time":"2026-02-18T14:35:52","percent_change":-4.6305,"prev_day_close":334.149993896484},{"option":"SPX260618C07130000","bid":145.2,"bid_size":27.0,"ask":146.6,"ask_size":26.0,"iv":0.1483,"open_interest":70.0,"volume":1.0,"delta":0.3807,"gamma":0.0007,"vega":14.9095,"theta":-0.8998,"rho":8.1412,"theo":145.6984,"change":11.35,"open":154.8,"high":154.8,"low":154.8,"tick":"up","last_trade_price":154.8,"last_trade_time":"2026-02-18T14:30:26","percent_change":7.91217,"prev_day_close":152.150001525879},{"option":"SPX260618P07130000","bid":349.7,"bid_size":18.0,"ask":351.9,"ask_size":14.0,"iv":0.1483,"open_interest":28.0,"volume":0.0,"delta":-0.6197,"gamma":0.0007,"vega":14.9095,"theta":-0.8623,"rho":-15.2053,"theo":350.652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":315.1,"last_trade_time":"2026-01-30T11:27:26","percent_change":0.0,"prev_day_close":336.699996948242},{"option":"SPX260618C07140000","bid":140.6,"bid_size":57.0,"ask":142.0,"ask_size":26.0,"iv":0.1475,"open_interest":47.0,"volume":1.0,"delta":0.3737,"gamma":0.0007,"vega":14.8268,"theta":-0.8902,"rho":7.993,"theo":141.1261,"change":4.59,"open":143.54,"high":143.54,"low":143.54,"tick":"down","last_trade_price":143.54,"last_trade_time":"2026-02-18T15:14:42","percent_change":3.30335,"prev_day_close":147.400001525879},{"option":"SPX260618P07140000","bid":355.0,"bid_size":18.0,"ask":357.1,"ask_size":16.0,"iv":0.1475,"open_interest":49.0,"volume":0.0,"delta":-0.6268,"gamma":0.0007,"vega":14.8268,"theta":-0.8509,"rho":-15.3862,"theo":355.9444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.7,"last_trade_time":"2026-02-12T10:07:37","percent_change":0.0,"prev_day_close":341.899993896484},{"option":"SPX260618C07150000","bid":136.3,"bid_size":21.0,"ask":137.5,"ask_size":40.0,"iv":0.1468,"open_interest":5452.0,"volume":1009.0,"delta":0.3666,"gamma":0.0007,"vega":14.739,"theta":-0.8804,"rho":7.8444,"theo":136.6444,"change":5.25,"open":140.84,"high":140.84,"low":139.75,"tick":"down","last_trade_price":139.75,"last_trade_time":"2026-02-18T09:53:40","percent_change":3.90335,"prev_day_close":142.799995422363},{"option":"SPX260618P07150000","bid":360.4,"bid_size":18.0,"ask":362.5,"ask_size":15.0,"iv":0.1467,"open_interest":1755.0,"volume":4.0,"delta":-0.6338,"gamma":0.0007,"vega":14.739,"theta":-0.8393,"rho":-15.5675,"theo":361.3274,"change":-12.54,"open":330.3,"high":352.01,"low":327.02,"tick":"up","last_trade_price":352.01,"last_trade_time":"2026-02-18T14:36:26","percent_change":-3.43986,"prev_day_close":347.150009155273},{"option":"SPX260618C07160000","bid":131.8,"bid_size":23.0,"ask":133.1,"ask_size":38.0,"iv":0.146,"open_interest":226.0,"volume":2.0,"delta":0.3595,"gamma":0.0006,"vega":14.6464,"theta":-0.8704,"rho":7.6964,"theo":132.2535,"change":9.25,"open":140.3,"high":140.3,"low":139.4,"tick":"down","last_trade_price":139.4,"last_trade_time":"2026-02-18T14:34:08","percent_change":7.10718,"prev_day_close":138.299995422363},{"option":"SPX260618P07160000","bid":365.9,"bid_size":16.0,"ask":368.0,"ask_size":14.0,"iv":0.146,"open_interest":37.0,"volume":0.0,"delta":-0.6409,"gamma":0.0006,"vega":14.6464,"theta":-0.8274,"rho":-15.7481,"theo":366.8013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":320.7,"last_trade_time":"2026-02-03T10:24:02","percent_change":0.0,"prev_day_close":352.399993896484},{"option":"SPX260618C07170000","bid":127.5,"bid_size":26.0,"ask":128.8,"ask_size":38.0,"iv":0.1452,"open_interest":123.0,"volume":1.0,"delta":0.3524,"gamma":0.0006,"vega":14.5496,"theta":-0.8601,"rho":7.5497,"theo":127.9536,"change":9.2,"open":135.1,"high":135.1,"low":135.1,"tick":"up","last_trade_price":135.1,"last_trade_time":"2026-02-18T14:31:54","percent_change":7.30739,"prev_day_close":133.799995422363},{"option":"SPX260618P07170000","bid":370.0,"bid_size":7.0,"ask":374.9,"ask_size":7.0,"iv":0.1451,"open_interest":7.0,"volume":0.0,"delta":-0.648,"gamma":0.0006,"vega":14.5496,"theta":-0.8154,"rho":-15.9276,"theo":372.3661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.8,"last_trade_time":"2026-02-02T13:37:34","percent_change":0.0,"prev_day_close":357.800003051758},{"option":"SPX260618C07175000","bid":125.4,"bid_size":26.0,"ask":126.7,"ask_size":38.0,"iv":0.1449,"open_interest":577.0,"volume":1.0,"delta":0.3488,"gamma":0.0006,"vega":14.4998,"theta":-0.8549,"rho":7.4767,"theo":125.8377,"change":10.05,"open":134.0,"high":134.0,"low":134.0,"tick":"up","last_trade_price":134.0,"last_trade_time":"2026-02-18T14:30:34","percent_change":8.10811,"prev_day_close":131.650001525879},{"option":"SPX260618P07175000","bid":372.8,"bid_size":7.0,"ask":377.5,"ask_size":8.0,"iv":0.1447,"open_interest":426.0,"volume":0.0,"delta":-0.6516,"gamma":0.0006,"vega":14.4998,"theta":-0.8093,"rho":-16.0169,"theo":375.1825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":412.55,"last_trade_time":"2026-02-05T14:48:16","percent_change":0.0,"prev_day_close":360.600006103516},{"option":"SPX260618C07180000","bid":123.3,"bid_size":27.0,"ask":124.6,"ask_size":41.0,"iv":0.1445,"open_interest":63.0,"volume":0.0,"delta":0.3453,"gamma":0.0006,"vega":14.4488,"theta":-0.8496,"rho":7.4039,"theo":123.7445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":120.8,"last_trade_time":"2026-02-17T15:30:39","percent_change":0.0,"prev_day_close":129.449996948242},{"option":"SPX260618P07180000","bid":375.6,"bid_size":7.0,"ask":380.7,"ask_size":8.0,"iv":0.1444,"open_interest":0.0,"volume":0.0,"delta":-0.6552,"gamma":0.0006,"vega":14.4488,"theta":-0.8031,"rho":-16.106,"theo":378.0217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.300003051758},{"option":"SPX260618C07190000","bid":119.1,"bid_size":59.0,"ask":120.5,"ask_size":41.0,"iv":0.1437,"open_interest":40.0,"volume":4.0,"delta":0.3382,"gamma":0.0006,"vega":14.3438,"theta":-0.839,"rho":7.2584,"theo":119.6263,"change":13.37,"open":123.4,"high":131.12,"low":123.4,"tick":"up","last_trade_price":131.12,"last_trade_time":"2026-02-18T10:08:22","percent_change":11.3546,"prev_day_close":125.200000762939},{"option":"SPX260618P07190000","bid":381.3,"bid_size":7.0,"ask":386.3,"ask_size":8.0,"iv":0.1436,"open_interest":8.0,"volume":0.0,"delta":-0.6622,"gamma":0.0006,"vega":14.3438,"theta":-0.7907,"rho":-16.2842,"theo":383.7683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":407.23,"last_trade_time":"2026-01-20T12:50:59","percent_change":0.0,"prev_day_close":369.100006103516},{"option":"SPX260618C07200000","bid":115.2,"bid_size":25.0,"ask":116.5,"ask_size":68.0,"iv":0.143,"open_interest":9096.0,"volume":888.0,"delta":0.3311,"gamma":0.0006,"vega":14.234,"theta":-0.8282,"rho":7.1123,"theo":115.5995,"change":8.2,"open":118.0,"high":131.5,"low":118.0,"tick":"down","last_trade_price":122.0,"last_trade_time":"2026-02-18T16:07:40","percent_change":7.20562,"prev_day_close":121.0},{"option":"SPX260618P07200000","bid":387.6,"bid_size":3.0,"ask":392.6,"ask_size":3.0,"iv":0.1433,"open_interest":3849.0,"volume":44.0,"delta":-0.6693,"gamma":0.0006,"vega":14.234,"theta":-0.778,"rho":-16.4629,"theo":389.6061,"change":-37.25,"open":361.42,"high":361.42,"low":353.0,"tick":"up","last_trade_price":356.0,"last_trade_time":"2026-02-18T11:11:49","percent_change":-9.47235,"prev_day_close":374.800003051758},{"option":"SPX260618C07210000","bid":111.2,"bid_size":61.0,"ask":112.5,"ask_size":42.0,"iv":0.1423,"open_interest":153.0,"volume":1.0,"delta":0.324,"gamma":0.0006,"vega":14.1188,"theta":-0.8172,"rho":6.965,"theo":111.6646,"change":8.25,"open":118.2,"high":118.2,"low":118.2,"tick":"down","last_trade_price":118.2,"last_trade_time":"2026-02-18T14:31:49","percent_change":7.50341,"prev_day_close":116.900001525879},{"option":"SPX260618P07210000","bid":393.0,"bid_size":3.0,"ask":398.8,"ask_size":3.0,"iv":0.1425,"open_interest":25.0,"volume":0.0,"delta":-0.6764,"gamma":0.0006,"vega":14.1188,"theta":-0.7652,"rho":-16.6429,"theo":395.536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":326.5,"last_trade_time":"2026-02-10T11:40:36","percent_change":0.0,"prev_day_close":380.649993896484},{"option":"SPX260618C07220000","bid":107.3,"bid_size":71.0,"ask":108.7,"ask_size":51.0,"iv":0.1416,"open_interest":81.0,"volume":10.0,"delta":0.317,"gamma":0.0006,"vega":13.9978,"theta":-0.806,"rho":6.8162,"theo":107.8226,"change":16.91,"open":123.06,"high":123.06,"low":123.06,"tick":"up","last_trade_price":123.06,"last_trade_time":"2026-02-18T12:06:54","percent_change":15.9303,"prev_day_close":112.950000762939},{"option":"SPX260618P07220000","bid":399.1,"bid_size":3.0,"ask":404.7,"ask_size":8.0,"iv":0.1418,"open_interest":23.0,"volume":0.0,"delta":-0.6835,"gamma":0.0006,"vega":13.9978,"theta":-0.7522,"rho":-16.8244,"theo":401.5587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":400.31,"last_trade_time":"2026-02-12T12:05:20","percent_change":0.0,"prev_day_close":386.399993896484},{"option":"SPX260618C07225000","bid":105.4,"bid_size":67.0,"ask":106.8,"ask_size":53.0,"iv":0.1412,"open_interest":1616.0,"volume":50.0,"delta":0.3134,"gamma":0.0006,"vega":13.935,"theta":-0.8003,"rho":6.7415,"theo":105.9366,"change":7.55,"open":120.86,"high":120.99,"low":111.8,"tick":"no_change","last_trade_price":111.8,"last_trade_time":"2026-02-18T14:46:30","percent_change":7.24221,"prev_day_close":111.0},{"option":"SPX260618P07225000","bid":402.0,"bid_size":3.0,"ask":407.9,"ask_size":55.0,"iv":0.1415,"open_interest":149.0,"volume":0.0,"delta":-0.687,"gamma":0.0006,"vega":13.935,"theta":-0.7457,"rho":-16.9154,"theo":404.605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.53,"last_trade_time":"2026-02-02T10:58:47","percent_change":0.0,"prev_day_close":389.399993896484},{"option":"SPX260618C07230000","bid":103.4,"bid_size":74.0,"ask":104.9,"ask_size":50.0,"iv":0.1408,"open_interest":122.0,"volume":4.0,"delta":0.3099,"gamma":0.0006,"vega":13.8708,"theta":-0.7946,"rho":6.6668,"theo":104.074,"change":7.45,"open":117.0,"high":117.0,"low":109.9,"tick":"down","last_trade_price":109.9,"last_trade_time":"2026-02-18T14:46:29","percent_change":7.27184,"prev_day_close":109.0},{"option":"SPX260618P07230000","bid":405.3,"bid_size":3.0,"ask":410.8,"ask_size":8.0,"iv":0.1411,"open_interest":12.0,"volume":0.0,"delta":-0.6905,"gamma":0.0006,"vega":13.8708,"theta":-0.7391,"rho":-17.0065,"theo":407.6748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.08,"last_trade_time":"2026-02-02T10:58:47","percent_change":0.0,"prev_day_close":392.399993896484},{"option":"SPX260618C07240000","bid":99.9,"bid_size":74.0,"ask":101.2,"ask_size":45.0,"iv":0.1402,"open_interest":56.0,"volume":1.0,"delta":0.3029,"gamma":0.0006,"vega":13.7385,"theta":-0.7831,"rho":6.5174,"theo":100.4188,"change":8.45,"open":107.3,"high":107.3,"low":107.3,"tick":"up","last_trade_price":107.3,"last_trade_time":"2026-02-18T14:30:48","percent_change":8.5483,"prev_day_close":105.200000762939},{"option":"SPX260618P07240000","bid":411.1,"bid_size":3.0,"ask":416.8,"ask_size":8.0,"iv":0.1402,"open_interest":14.0,"volume":0.0,"delta":-0.6975,"gamma":0.0006,"vega":13.7385,"theta":-0.7258,"rho":-17.1885,"theo":413.8843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":381.18,"last_trade_time":"2026-01-21T15:00:30","percent_change":0.0,"prev_day_close":398.449996948242},{"option":"SPX260618C07250000","bid":96.3,"bid_size":77.0,"ask":97.6,"ask_size":70.0,"iv":0.1395,"open_interest":5929.0,"volume":20.0,"delta":0.296,"gamma":0.0006,"vega":13.6016,"theta":-0.7715,"rho":6.3696,"theo":96.8565,"change":12.74,"open":107.92,"high":108.07,"low":107.92,"tick":"down","last_trade_price":108.04,"last_trade_time":"2026-02-18T12:49:41","percent_change":13.3683,"prev_day_close":101.549999237061},{"option":"SPX260618P07250000","bid":417.6,"bid_size":3.0,"ask":423.1,"ask_size":3.0,"iv":0.1396,"open_interest":2092.0,"volume":2.0,"delta":-0.7044,"gamma":0.0006,"vega":13.6016,"theta":-0.7124,"rho":-17.3691,"theo":420.1867,"change":-36.05,"open":388.1,"high":388.1,"low":388.1,"tick":"down","last_trade_price":388.1,"last_trade_time":"2026-02-18T10:39:30","percent_change":-8.49935,"prev_day_close":404.649993896484},{"option":"SPX260618C07260000","bid":92.7,"bid_size":80.0,"ask":94.1,"ask_size":47.0,"iv":0.1388,"open_interest":34.0,"volume":11.0,"delta":0.289,"gamma":0.0006,"vega":13.4611,"theta":-0.7597,"rho":6.2238,"theo":93.386,"change":7.4,"open":107.06,"high":107.06,"low":99.3,"tick":"down","last_trade_price":99.3,"last_trade_time":"2026-02-18T14:31:35","percent_change":8.05223,"prev_day_close":97.9000015258789},{"option":"SPX260618P07260000","bid":423.7,"bid_size":3.0,"ask":429.8,"ask_size":3.0,"iv":0.1391,"open_interest":10.0,"volume":0.0,"delta":-0.7114,"gamma":0.0006,"vega":13.4611,"theta":-0.6988,"rho":-17.5475,"theo":426.5809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":391.8,"last_trade_time":"2026-01-22T10:21:31","percent_change":0.0,"prev_day_close":410.800003051758},{"option":"SPX260618C07270000","bid":89.4,"bid_size":74.0,"ask":90.7,"ask_size":46.0,"iv":0.1382,"open_interest":545.0,"volume":8.0,"delta":0.2822,"gamma":0.0006,"vega":13.3176,"theta":-0.7478,"rho":6.0801,"theo":90.0061,"change":7.75,"open":91.23,"high":96.3,"low":91.23,"tick":"up","last_trade_price":96.3,"last_trade_time":"2026-02-18T14:30:27","percent_change":8.75212,"prev_day_close":94.2999992370606},{"option":"SPX260618P07270000","bid":430.3,"bid_size":3.0,"ask":436.3,"ask_size":3.0,"iv":0.1385,"open_interest":13.0,"volume":0.0,"delta":-0.7183,"gamma":0.0006,"vega":13.3176,"theta":-0.685,"rho":-17.7239,"theo":433.0657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":353.56,"last_trade_time":"2026-02-02T15:48:25","percent_change":0.0,"prev_day_close":417.150009155273},{"option":"SPX260618C07275000","bid":87.8,"bid_size":80.0,"ask":89.1,"ask_size":77.0,"iv":0.1379,"open_interest":428.0,"volume":0.0,"delta":0.2787,"gamma":0.0006,"vega":13.2448,"theta":-0.7418,"rho":6.0089,"theo":88.3497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.0,"last_trade_time":"2026-02-13T16:02:21","percent_change":0.0,"prev_day_close":92.5999984741211},{"option":"SPX260618P07275000","bid":433.3,"bid_size":3.0,"ask":439.3,"ask_size":5.0,"iv":0.1378,"open_interest":118.0,"volume":0.0,"delta":-0.7217,"gamma":0.0006,"vega":13.2448,"theta":-0.6781,"rho":-17.8114,"theo":436.3417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":369.0,"last_trade_time":"2026-01-15T09:57:37","percent_change":0.0,"prev_day_close":420.349990844727},{"option":"SPX260618C07280000","bid":86.1,"bid_size":86.0,"ask":87.4,"ask_size":47.0,"iv":0.1376,"open_interest":52.0,"volume":0.0,"delta":0.2753,"gamma":0.0006,"vega":13.1712,"theta":-0.7358,"rho":5.9378,"theo":86.7155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.0,"last_trade_time":"2026-02-17T15:29:42","percent_change":0.0,"prev_day_close":90.9000015258789},{"option":"SPX260618P07280000","bid":436.6,"bid_size":3.0,"ask":442.7,"ask_size":8.0,"iv":0.1376,"open_interest":3.0,"volume":0.0,"delta":-0.7251,"gamma":0.0006,"vega":13.1712,"theta":-0.6712,"rho":-17.8988,"theo":439.6399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.4,"last_trade_time":"2026-01-09T15:59:04","percent_change":0.0,"prev_day_close":423.550003051758},{"option":"SPX260618C07290000","bid":82.9,"bid_size":88.0,"ask":84.2,"ask_size":77.0,"iv":0.137,"open_interest":106.0,"volume":1.0,"delta":0.2686,"gamma":0.0006,"vega":13.0213,"theta":-0.7236,"rho":5.796,"theo":83.5136,"change":6.7,"open":88.7,"high":88.7,"low":88.7,"tick":"down","last_trade_price":88.7,"last_trade_time":"2026-02-18T14:31:55","percent_change":8.17073,"prev_day_close":87.5},{"option":"SPX260618P07290000","bid":443.2,"bid_size":3.0,"ask":449.5,"ask_size":3.0,"iv":0.137,"open_interest":2.0,"volume":0.0,"delta":-0.7319,"gamma":0.0006,"vega":13.0213,"theta":-0.6573,"rho":-18.0733,"theo":446.3027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":420.3,"last_trade_time":"2025-12-29T13:10:12","percent_change":0.0,"prev_day_close":430.050003051758},{"option":"SPX260618C07300000","bid":79.8,"bid_size":87.0,"ask":81.1,"ask_size":82.0,"iv":0.1364,"open_interest":9002.0,"volume":595.0,"delta":0.2618,"gamma":0.0006,"vega":12.8671,"theta":-0.7114,"rho":5.6539,"theo":80.4,"change":-2.99,"open":81.09,"high":92.38,"low":81.09,"tick":"down","last_trade_price":85.1,"last_trade_time":"2026-02-18T14:46:38","percent_change":-3.54896,"prev_day_close":84.25},{"option":"SPX260618P07300000","bid":450.2,"bid_size":3.0,"ask":455.9,"ask_size":3.0,"iv":0.1364,"open_interest":531.0,"volume":0.0,"delta":-0.7386,"gamma":0.0006,"vega":12.8671,"theta":-0.6432,"rho":-18.2481,"theo":453.0538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.21,"last_trade_time":"2026-01-29T10:31:48","percent_change":0.0,"prev_day_close":436.650009155273},{"option":"SPX260618C07310000","bid":76.8,"bid_size":57.0,"ask":78.0,"ask_size":77.0,"iv":0.1358,"open_interest":308.0,"volume":1.0,"delta":0.2552,"gamma":0.0006,"vega":12.708,"theta":-0.6991,"rho":5.5113,"theo":77.3744,"change":6.3,"open":82.3,"high":82.3,"low":82.3,"tick":"up","last_trade_price":82.3,"last_trade_time":"2026-02-18T14:31:57","percent_change":8.28947,"prev_day_close":81.0999984741211},{"option":"SPX260618P07310000","bid":457.0,"bid_size":3.0,"ask":463.1,"ask_size":3.0,"iv":0.1359,"open_interest":7.0,"volume":0.0,"delta":-0.7453,"gamma":0.0006,"vega":12.708,"theta":-0.6291,"rho":-18.4234,"theo":459.8929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":389.2,"last_trade_time":"2026-01-15T09:53:44","percent_change":0.0,"prev_day_close":443.349990844727},{"option":"SPX260618C07320000","bid":73.8,"bid_size":91.0,"ask":75.0,"ask_size":74.0,"iv":0.1352,"open_interest":85.0,"volume":2.0,"delta":0.2486,"gamma":0.0006,"vega":12.5437,"theta":-0.6867,"rho":5.369,"theo":74.4365,"change":2.82,"open":75.92,"high":75.92,"low":75.92,"tick":"up","last_trade_price":75.92,"last_trade_time":"2026-02-18T15:14:42","percent_change":3.85773,"prev_day_close":78.0},{"option":"SPX260618P07320000","bid":463.9,"bid_size":3.0,"ask":470.0,"ask_size":3.0,"iv":0.1353,"open_interest":3.0,"volume":0.0,"delta":-0.7519,"gamma":0.0006,"vega":12.5437,"theta":-0.6149,"rho":-18.5984,"theo":466.8197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":392.5,"last_trade_time":"2026-01-09T15:58:59","percent_change":0.0,"prev_day_close":450.150009155273},{"option":"SPX260618C07325000","bid":72.4,"bid_size":62.0,"ask":73.6,"ask_size":81.0,"iv":0.1349,"open_interest":1362.0,"volume":16.0,"delta":0.2453,"gamma":0.0006,"vega":12.4598,"theta":-0.6805,"rho":5.2981,"theo":73.0001,"change":3.78,"open":75.43,"high":75.43,"low":75.43,"tick":"up","last_trade_price":75.43,"last_trade_time":"2026-02-18T09:44:58","percent_change":5.27564,"prev_day_close":76.5},{"option":"SPX260618P07325000","bid":467.3,"bid_size":3.0,"ask":473.5,"ask_size":3.0,"iv":0.1351,"open_interest":57.0,"volume":0.0,"delta":-0.7551,"gamma":0.0006,"vega":12.4598,"theta":-0.6078,"rho":-18.6855,"theo":470.3157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":416.34,"last_trade_time":"2026-01-16T10:54:15","percent_change":0.0,"prev_day_close":452.599990844727},{"option":"SPX260618C07330000","bid":70.9,"bid_size":87.0,"ask":72.2,"ask_size":84.0,"iv":0.1346,"open_interest":193.0,"volume":3.0,"delta":0.242,"gamma":0.0006,"vega":12.3749,"theta":-0.6743,"rho":5.2278,"theo":71.5853,"change":6.1,"open":73.35,"high":76.4,"low":73.35,"tick":"up","last_trade_price":76.4,"last_trade_time":"2026-02-18T14:31:29","percent_change":8.6771,"prev_day_close":75.0499992370606},{"option":"SPX260618P07330000","bid":470.9,"bid_size":3.0,"ask":477.0,"ask_size":3.0,"iv":0.1348,"open_interest":0.0,"volume":0.0,"delta":-0.7584,"gamma":0.0006,"vega":12.3749,"theta":-0.6007,"rho":-18.7722,"theo":473.8332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":455.950012207031},{"option":"SPX260618C07340000","bid":68.2,"bid_size":49.0,"ask":69.4,"ask_size":82.0,"iv":0.1341,"open_interest":69.0,"volume":1.0,"delta":0.2356,"gamma":0.0006,"vega":12.2027,"theta":-0.6617,"rho":5.0891,"theo":68.8192,"change":5.25,"open":72.8,"high":72.8,"low":72.8,"tick":"down","last_trade_price":72.8,"last_trade_time":"2026-02-18T14:31:49","percent_change":7.77202,"prev_day_close":72.0999984741211},{"option":"SPX260618P07340000","bid":477.6,"bid_size":3.0,"ask":484.0,"ask_size":5.0,"iv":0.134,"open_interest":0.0,"volume":0.0,"delta":-0.7649,"gamma":0.0006,"vega":12.2027,"theta":-0.5864,"rho":-18.9436,"theo":480.9319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":462.950012207031},{"option":"SPX260618C07350000","bid":65.4,"bid_size":94.0,"ask":66.7,"ask_size":87.0,"iv":0.1335,"open_interest":3115.0,"volume":798.0,"delta":0.2292,"gamma":0.0006,"vega":12.0283,"theta":-0.6492,"rho":4.9534,"theo":66.1366,"change":5.6,"open":66.63,"high":76.55,"low":66.63,"tick":"no_change","last_trade_price":70.5,"last_trade_time":"2026-02-18T16:05:18","percent_change":8.62866,"prev_day_close":69.25},{"option":"SPX260618P07350000","bid":485.1,"bid_size":3.0,"ask":491.0,"ask_size":3.0,"iv":0.1335,"open_interest":679.0,"volume":0.0,"delta":-0.7712,"gamma":0.0006,"vega":12.0283,"theta":-0.572,"rho":-19.112,"theo":488.1139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":503.37,"last_trade_time":"2026-02-05T12:49:17","percent_change":0.0,"prev_day_close":470.299987792969},{"option":"SPX260618C07360000","bid":62.8,"bid_size":95.0,"ask":64.0,"ask_size":81.0,"iv":0.133,"open_interest":231.0,"volume":5.0,"delta":0.2229,"gamma":0.0006,"vega":11.8524,"theta":-0.6366,"rho":4.8203,"theo":63.5353,"change":5.65,"open":65.55,"high":67.9,"low":65.55,"tick":"up","last_trade_price":67.9,"last_trade_time":"2026-02-18T14:30:20","percent_change":9.07631,"prev_day_close":66.5499992370606},{"option":"SPX260618P07360000","bid":492.3,"bid_size":3.0,"ask":498.7,"ask_size":3.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":-0.7776,"gamma":0.0006,"vega":11.8524,"theta":-0.5576,"rho":-19.2777,"theo":495.3774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":424.86,"last_trade_time":"2026-01-12T10:45:37","percent_change":0.0,"prev_day_close":477.099990844727},{"option":"SPX260618C07370000","bid":60.3,"bid_size":96.0,"ask":61.5,"ask_size":89.0,"iv":0.1325,"open_interest":65.0,"volume":4.0,"delta":0.2166,"gamma":0.0006,"vega":11.6753,"theta":-0.6239,"rho":4.6892,"theo":61.0138,"change":7.71,"open":65.8,"high":67.51,"low":65.8,"tick":"up","last_trade_price":67.51,"last_trade_time":"2026-02-18T10:08:22","percent_change":12.893,"prev_day_close":63.9000015258789},{"option":"SPX260618P07370000","bid":499.5,"bid_size":3.0,"ask":505.8,"ask_size":8.0,"iv":0.1326,"open_interest":7.0,"volume":0.0,"delta":-0.7838,"gamma":0.0006,"vega":11.6753,"theta":-0.5431,"rho":-19.4415,"theo":502.7206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":495.58,"last_trade_time":"2026-02-04T14:04:00","percent_change":0.0,"prev_day_close":484.300003051758},{"option":"SPX260618C07375000","bid":59.1,"bid_size":88.0,"ask":60.3,"ask_size":93.0,"iv":0.1322,"open_interest":573.0,"volume":11.0,"delta":0.2136,"gamma":0.0006,"vega":11.5861,"theta":-0.6176,"rho":4.6241,"theo":59.7826,"change":5.7,"open":67.7,"high":67.9,"low":64.3,"tick":"down","last_trade_price":64.3,"last_trade_time":"2026-02-18T14:30:18","percent_change":9.72696,"prev_day_close":62.6499996185303},{"option":"SPX260618P07375000","bid":503.3,"bid_size":3.0,"ask":509.6,"ask_size":3.0,"iv":0.1324,"open_interest":60.0,"volume":0.0,"delta":-0.7869,"gamma":0.0006,"vega":11.5861,"theta":-0.5359,"rho":-19.523,"theo":506.4218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":499.13,"last_trade_time":"2026-02-04T14:04:00","percent_change":0.0,"prev_day_close":487.949996948242},{"option":"SPX260618C07380000","bid":57.8,"bid_size":102.0,"ask":59.0,"ask_size":87.0,"iv":0.1319,"open_interest":45.0,"volume":0.0,"delta":0.2105,"gamma":0.0006,"vega":11.4964,"theta":-0.6113,"rho":4.5591,"theo":58.571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.9,"last_trade_time":"2026-02-17T15:30:21","percent_change":0.0,"prev_day_close":61.3500003814697},{"option":"SPX260618P07380000","bid":506.9,"bid_size":3.0,"ask":513.2,"ask_size":8.0,"iv":0.1321,"open_interest":1.0,"volume":0.0,"delta":-0.7899,"gamma":0.0006,"vega":11.4964,"theta":-0.5287,"rho":-19.6043,"theo":510.1425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":478.0,"last_trade_time":"2026-01-29T11:30:00","percent_change":0.0,"prev_day_close":491.649993896484},{"option":"SPX260618C07390000","bid":55.5,"bid_size":104.0,"ask":56.7,"ask_size":96.0,"iv":0.1315,"open_interest":106.0,"volume":1.0,"delta":0.2044,"gamma":0.0006,"vega":11.3147,"theta":-0.5986,"rho":4.4293,"theo":56.2059,"change":4.5,"open":59.5,"high":59.5,"low":59.5,"tick":"up","last_trade_price":59.5,"last_trade_time":"2026-02-18T14:31:49","percent_change":8.18182,"prev_day_close":58.8500003814697},{"option":"SPX260618P07390000","bid":514.3,"bid_size":3.0,"ask":520.7,"ask_size":5.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":-0.796,"gamma":0.0006,"vega":11.3147,"theta":-0.5142,"rho":-19.7668,"theo":517.6421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.199996948242},{"option":"SPX260618C07400000","bid":53.3,"bid_size":88.0,"ask":54.4,"ask_size":102.0,"iv":0.131,"open_interest":9986.0,"volume":313.0,"delta":0.1985,"gamma":0.0005,"vega":11.1295,"theta":-0.586,"rho":4.3,"theo":53.918,"change":5.75,"open":56.0,"high":61.76,"low":54.27,"tick":"up","last_trade_price":58.5,"last_trade_time":"2026-02-18T15:57:49","percent_change":10.9005,"prev_day_close":56.3999996185303},{"option":"SPX260618P07400000","bid":522.6,"bid_size":3.0,"ask":527.9,"ask_size":3.0,"iv":0.1311,"open_interest":1094.0,"volume":0.0,"delta":-0.802,"gamma":0.0005,"vega":11.1295,"theta":-0.4998,"rho":-19.9288,"theo":525.2189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":539.0,"last_trade_time":"2026-02-17T13:22:38","percent_change":0.0,"prev_day_close":506.700012207031},{"option":"SPX260618C07425000","bid":47.9,"bid_size":96.0,"ask":48.9,"ask_size":77.0,"iv":0.1298,"open_interest":1044.0,"volume":1.0,"delta":0.184,"gamma":0.0005,"vega":10.653,"theta":-0.5545,"rho":3.9849,"theo":48.5279,"change":7.75,"open":55.2,"high":55.2,"low":55.2,"tick":"up","last_trade_price":55.2,"last_trade_time":"2026-02-18T11:15:04","percent_change":16.333,"prev_day_close":50.8000011444092},{"option":"SPX260618P07425000","bid":541.2,"bid_size":3.0,"ask":547.9,"ask_size":3.0,"iv":0.13,"open_interest":11.0,"volume":0.0,"delta":-0.8164,"gamma":0.0005,"vega":10.653,"theta":-0.4638,"rho":-20.3255,"theo":544.4907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":496.7,"last_trade_time":"2025-12-29T15:38:48","percent_change":0.0,"prev_day_close":525.650024414062},{"option":"SPX260618C07450000","bid":42.8,"bid_size":124.0,"ask":44.0,"ask_size":91.0,"iv":0.1287,"open_interest":6319.0,"volume":16.0,"delta":0.1701,"gamma":0.0005,"vega":10.1702,"theta":-0.5233,"rho":3.689,"theo":43.5866,"change":1.3,"open":44.18,"high":49.7,"low":43.54,"tick":"up","last_trade_price":43.9,"last_trade_time":"2026-02-18T15:28:26","percent_change":3.05164,"prev_day_close":45.6500015258789},{"option":"SPX260618P07450000","bid":560.8,"bid_size":3.0,"ask":567.3,"ask_size":3.0,"iv":0.1288,"open_interest":9.0,"volume":0.0,"delta":-0.8303,"gamma":0.0005,"vega":10.1702,"theta":-0.428,"rho":-20.7031,"theo":564.2111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":513.7,"last_trade_time":"2025-12-29T15:22:02","percent_change":0.0,"prev_day_close":545.25},{"option":"SPX260618C07475000","bid":38.4,"bid_size":110.0,"ask":39.5,"ask_size":101.0,"iv":0.1278,"open_interest":2719.0,"volume":16.0,"delta":0.1568,"gamma":0.0005,"vega":9.6886,"theta":-0.4925,"rho":3.4056,"theo":39.0671,"change":1.2,"open":39.81,"high":44.85,"low":39.3,"tick":"up","last_trade_price":39.4,"last_trade_time":"2026-02-18T15:28:38","percent_change":3.14136,"prev_day_close":40.9500007629394},{"option":"SPX260618P07475000","bid":581.0,"bid_size":3.0,"ask":587.4,"ask_size":3.0,"iv":0.1278,"open_interest":2.0,"volume":0.0,"delta":-0.8436,"gamma":0.0005,"vega":9.6886,"theta":-0.3927,"rho":-21.0682,"theo":584.3534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":551.6,"last_trade_time":"2025-12-22T15:35:29","percent_change":0.0,"prev_day_close":565.0},{"option":"SPX260618C07500000","bid":34.5,"bid_size":102.0,"ask":35.4,"ask_size":131.0,"iv":0.127,"open_interest":20192.0,"volume":6219.0,"delta":0.1443,"gamma":0.0005,"vega":9.2,"theta":-0.4623,"rho":3.1308,"theo":34.9524,"change":3.25,"open":35.3,"high":40.29,"low":35.3,"tick":"no_change","last_trade_price":37.4,"last_trade_time":"2026-02-18T15:59:12","percent_change":9.51683,"prev_day_close":36.6500015258789},{"option":"SPX260618P07500000","bid":601.5,"bid_size":3.0,"ask":608.1,"ask_size":3.0,"iv":0.1269,"open_interest":754.0,"volume":4.0,"delta":-0.8561,"gamma":0.0005,"vega":9.2,"theta":-0.358,"rho":-21.4246,"theo":604.9004,"change":-10.56,"open":565.89,"high":598.84,"low":565.89,"tick":"up","last_trade_price":598.84,"last_trade_time":"2026-02-18T15:18:17","percent_change":-1.73285,"prev_day_close":585.5},{"option":"SPX260618C07525000","bid":30.7,"bid_size":105.0,"ask":31.6,"ask_size":48.0,"iv":0.126,"open_interest":430.0,"volume":17.0,"delta":0.1324,"gamma":0.0004,"vega":8.7086,"theta":-0.4329,"rho":2.8746,"theo":31.22,"change":2.4,"open":36.0,"high":36.0,"low":32.9,"tick":"no_change","last_trade_price":32.9,"last_trade_time":"2026-02-18T14:50:01","percent_change":7.86885,"prev_day_close":32.6499996185303},{"option":"SPX260618P07525000","bid":622.2,"bid_size":3.0,"ask":628.9,"ask_size":3.0,"iv":0.126,"open_interest":5.0,"volume":0.0,"delta":-0.868,"gamma":0.0004,"vega":8.7086,"theta":-0.3241,"rho":-21.7625,"theo":625.8299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":570.4,"last_trade_time":"2025-12-29T15:42:28","percent_change":0.0,"prev_day_close":606.199981689453},{"option":"SPX260618C07550000","bid":27.5,"bid_size":64.0,"ask":28.3,"ask_size":189.0,"iv":0.1254,"open_interest":2433.0,"volume":34.0,"delta":0.1213,"gamma":0.0004,"vega":8.2282,"theta":-0.4044,"rho":2.6361,"theo":27.8413,"change":0.85,"open":28.52,"high":31.64,"low":28.1,"tick":"no_change","last_trade_price":28.1,"last_trade_time":"2026-02-18T15:28:30","percent_change":3.11927,"prev_day_close":29.1499996185303},{"option":"SPX260618P07550000","bid":643.5,"bid_size":3.0,"ask":650.4,"ask_size":3.0,"iv":0.1251,"open_interest":0.0,"volume":0.0,"delta":-0.8792,"gamma":0.0004,"vega":8.2282,"theta":-0.2911,"rho":-22.0828,"theo":647.113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.350006103516},{"option":"SPX260618C07575000","bid":24.3,"bid_size":124.0,"ask":25.3,"ask_size":183.0,"iv":0.1246,"open_interest":173.0,"volume":0.0,"delta":0.1108,"gamma":0.0004,"vega":7.7566,"theta":-0.3769,"rho":2.4078,"theo":24.7953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.1,"last_trade_time":"2026-02-17T15:30:12","percent_change":0.0,"prev_day_close":26.0499992370605},{"option":"SPX260618P07575000","bid":665.1,"bid_size":3.0,"ask":672.0,"ask_size":3.0,"iv":0.1246,"open_interest":12.0,"volume":0.0,"delta":-0.8896,"gamma":0.0004,"vega":7.7566,"theta":-0.2591,"rho":-22.3928,"theo":668.7288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":546.26,"last_trade_time":"2026-01-28T09:44:00","percent_change":0.0,"prev_day_close":648.75},{"option":"SPX260618C07600000","bid":21.8,"bid_size":66.0,"ask":22.5,"ask_size":228.0,"iv":0.1241,"open_interest":12661.0,"volume":738.0,"delta":0.1011,"gamma":0.0004,"vega":7.2897,"theta":-0.3506,"rho":2.1951,"theo":22.062,"change":2.0,"open":21.8,"high":25.5,"low":21.8,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-18T14:34:19","percent_change":9.25926,"prev_day_close":23.1999998092651},{"option":"SPX260618P07600000","bid":687.3,"bid_size":3.0,"ask":694.0,"ask_size":3.0,"iv":0.124,"open_interest":53.0,"volume":0.0,"delta":-0.8993,"gamma":0.0004,"vega":7.2897,"theta":-0.2283,"rho":-22.6872,"theo":690.6572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":634.8,"last_trade_time":"2025-12-29T13:35:08","percent_change":0.0,"prev_day_close":670.5},{"option":"SPX260618C07625000","bid":19.3,"bid_size":109.0,"ask":20.1,"ask_size":156.0,"iv":0.1235,"open_interest":162.0,"volume":6.0,"delta":0.0921,"gamma":0.0003,"vega":6.8374,"theta":-0.3255,"rho":2.0015,"theo":19.614,"change":1.55,"open":21.6,"high":21.6,"low":20.8,"tick":"down","last_trade_price":20.8,"last_trade_time":"2026-02-18T14:50:34","percent_change":8.05195,"prev_day_close":20.5999994277954},{"option":"SPX260618P07625000","bid":709.6,"bid_size":3.0,"ask":716.5,"ask_size":3.0,"iv":0.1237,"open_interest":75.0,"volume":0.0,"delta":-0.9084,"gamma":0.0003,"vega":6.8374,"theta":-0.1987,"rho":-22.9624,"theo":712.871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":651.75,"last_trade_time":"2026-01-14T15:23:45","percent_change":0.0,"prev_day_close":692.75},{"option":"SPX260618C07650000","bid":17.2,"bid_size":125.0,"ask":17.9,"ask_size":273.0,"iv":0.1231,"open_interest":3624.0,"volume":27.0,"delta":0.0837,"gamma":0.0003,"vega":6.4052,"theta":-0.3018,"rho":1.8205,"theo":17.4274,"change":0.6,"open":19.84,"high":19.9,"low":17.7,"tick":"down","last_trade_price":17.7,"last_trade_time":"2026-02-18T15:28:07","percent_change":3.50878,"prev_day_close":18.3500003814697},{"option":"SPX260618P07650000","bid":732.6,"bid_size":2.0,"ask":739.0,"ask_size":2.0,"iv":0.124,"open_interest":2.0,"volume":0.0,"delta":-0.9167,"gamma":0.0003,"vega":6.4052,"theta":-0.1705,"rho":-23.2251,"theo":735.3462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":779.8,"last_trade_time":"2025-12-16T10:25:05","percent_change":0.0,"prev_day_close":715.149993896484},{"option":"SPX260618C07675000","bid":15.2,"bid_size":120.0,"ask":16.0,"ask_size":185.0,"iv":0.1226,"open_interest":200.0,"volume":3.0,"delta":0.0761,"gamma":0.0003,"vega":5.9877,"theta":-0.2794,"rho":1.6515,"theo":15.4833,"change":1.5,"open":16.9,"high":16.9,"low":16.7,"tick":"down","last_trade_price":16.7,"last_trade_time":"2026-02-18T14:34:19","percent_change":9.86842,"prev_day_close":16.3000001907349},{"option":"SPX260618P07675000","bid":754.4,"bid_size":2.0,"ask":762.0,"ask_size":2.0,"iv":0.123,"open_interest":0.0,"volume":0.0,"delta":-0.9244,"gamma":0.0003,"vega":5.9877,"theta":-0.1436,"rho":-23.4758,"theo":758.0639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.549987792969},{"option":"SPX260618C07700000","bid":13.5,"bid_size":159.0,"ask":14.2,"ask_size":212.0,"iv":0.1223,"open_interest":9756.0,"volume":110.0,"delta":0.069,"gamma":0.0003,"vega":5.5864,"theta":-0.2584,"rho":1.4994,"theo":13.7588,"change":0.5,"open":15.58,"high":15.58,"low":14.0,"tick":"down","last_trade_price":14.0,"last_trade_time":"2026-02-18T15:28:05","percent_change":3.7037,"prev_day_close":14.5},{"option":"SPX260618P07700000","bid":777.2,"bid_size":4.0,"ask":784.7,"ask_size":2.0,"iv":0.122,"open_interest":18.0,"volume":0.0,"delta":-0.9314,"gamma":0.0003,"vega":5.5864,"theta":-0.1181,"rho":-23.7095,"theo":781.0012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":658.7,"last_trade_time":"2026-01-28T11:15:55","percent_change":0.0,"prev_day_close":760.800018310547},{"option":"SPX260618C07725000","bid":12.0,"bid_size":122.0,"ask":12.7,"ask_size":207.0,"iv":0.122,"open_interest":856.0,"volume":3.0,"delta":0.0626,"gamma":0.0003,"vega":5.2078,"theta":-0.2388,"rho":1.3614,"theo":12.2302,"change":1.3,"open":13.4,"high":13.4,"low":13.3,"tick":"no_change","last_trade_price":13.3,"last_trade_time":"2026-02-18T14:34:51","percent_change":10.8333,"prev_day_close":12.9000000953674},{"option":"SPX260618P07725000","bid":800.8,"bid_size":2.0,"ask":808.2,"ask_size":2.0,"iv":0.1226,"open_interest":20.0,"volume":0.0,"delta":-0.9378,"gamma":0.0003,"vega":5.2078,"theta":-0.0939,"rho":-23.9292,"theo":804.1344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":738.11,"last_trade_time":"2026-02-03T15:57:22","percent_change":0.0,"prev_day_close":783.850006103516},{"option":"SPX260618C07750000","bid":10.7,"bid_size":50.0,"ask":11.3,"ask_size":195.0,"iv":0.1219,"open_interest":791.0,"volume":20.0,"delta":0.0568,"gamma":0.0002,"vega":4.8517,"theta":-0.2206,"rho":1.2332,"theo":10.8792,"change":0.75,"open":11.21,"high":11.45,"low":11.15,"tick":"up","last_trade_price":11.45,"last_trade_time":"2026-02-18T15:14:42","percent_change":7.00935,"prev_day_close":11.4499998092651},{"option":"SPX260618P07750000","bid":823.6,"bid_size":4.0,"ask":831.2,"ask_size":2.0,"iv":0.1215,"open_interest":2.0,"volume":0.0,"delta":-0.9436,"gamma":0.0002,"vega":4.8517,"theta":-0.0712,"rho":-24.1392,"theo":827.4451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":779.75,"last_trade_time":"2025-12-22T14:59:15","percent_change":0.0,"prev_day_close":806.899993896484},{"option":"SPX260618C07775000","bid":9.5,"bid_size":51.0,"ask":10.1,"ask_size":229.0,"iv":0.1217,"open_interest":259.0,"volume":6.0,"delta":0.0515,"gamma":0.0002,"vega":4.5144,"theta":-0.2037,"rho":1.1169,"theo":9.6884,"change":1.0,"open":10.0,"high":10.6,"low":10.0,"tick":"down","last_trade_price":10.5,"last_trade_time":"2026-02-18T14:34:01","percent_change":10.5263,"prev_day_close":10.1999998092651},{"option":"SPX260618P07775000","bid":847.1,"bid_size":2.0,"ask":855.1,"ask_size":2.0,"iv":0.1225,"open_interest":0.0,"volume":0.0,"delta":-0.9489,"gamma":0.0002,"vega":4.5144,"theta":-0.0498,"rho":-24.3372,"theo":850.9162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.450012207031},{"option":"SPX260618C07800000","bid":8.5,"bid_size":80.0,"ask":9.0,"ask_size":297.0,"iv":0.1217,"open_interest":8549.0,"volume":168.0,"delta":0.0467,"gamma":0.0002,"vega":4.1969,"theta":-0.1881,"rho":1.0136,"theo":8.6386,"change":0.7,"open":9.2,"high":10.2,"low":9.2,"tick":"no_change","last_trade_price":9.2,"last_trade_time":"2026-02-18T14:51:03","percent_change":8.23529,"prev_day_close":9.09999990463257},{"option":"SPX260618P07800000","bid":870.6,"bid_size":4.0,"ask":878.3,"ask_size":2.0,"iv":0.1212,"open_interest":428.0,"volume":0.0,"delta":-0.9537,"gamma":0.0002,"vega":4.1969,"theta":-0.0297,"rho":-24.5221,"theo":874.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":743.21,"last_trade_time":"2026-01-27T15:09:32","percent_change":0.0,"prev_day_close":853.950012207031},{"option":"SPX260618C07825000","bid":7.5,"bid_size":56.0,"ask":8.1,"ask_size":252.0,"iv":0.1216,"open_interest":418.0,"volume":0.0,"delta":0.0424,"gamma":0.0002,"vega":3.9019,"theta":-0.1737,"rho":0.92,"theo":7.7126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.6,"last_trade_time":"2026-02-17T15:29:55","percent_change":0.0,"prev_day_close":8.10000014305115},{"option":"SPX260618P07825000","bid":894.4,"bid_size":2.0,"ask":902.6,"ask_size":2.0,"iv":0.1221,"open_interest":5.0,"volume":0.0,"delta":-0.958,"gamma":0.0002,"vega":3.9019,"theta":-0.0108,"rho":-24.6974,"theo":898.2639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":801.04,"last_trade_time":"2026-01-30T10:26:02","percent_change":0.0,"prev_day_close":877.699981689453},{"option":"SPX260618C07850000","bid":6.6,"bid_size":173.0,"ask":7.3,"ask_size":354.0,"iv":0.1216,"open_interest":533.0,"volume":3.0,"delta":0.0385,"gamma":0.0002,"vega":3.6279,"theta":-0.1605,"rho":0.8339,"theo":6.8972,"change":0.55,"open":7.6,"high":7.6,"low":7.3,"tick":"down","last_trade_price":7.3,"last_trade_time":"2026-02-18T14:51:03","percent_change":8.14815,"prev_day_close":7.20000004768372},{"option":"SPX260618P07850000","bid":918.2,"bid_size":2.0,"ask":926.1,"ask_size":2.0,"iv":0.1216,"open_interest":0.0,"volume":0.0,"delta":-0.962,"gamma":0.0002,"vega":3.6279,"theta":0.0,"rho":-24.8652,"theo":922.1103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":901.700012207031},{"option":"SPX260618C07875000","bid":5.9,"bid_size":161.0,"ask":6.5,"ask_size":271.0,"iv":0.1216,"open_interest":101.0,"volume":11.0,"delta":0.035,"gamma":0.0002,"vega":3.372,"theta":-0.1484,"rho":0.7567,"theo":6.1795,"change":0.3,"open":6.7,"high":6.7,"low":6.3,"tick":"down","last_trade_price":6.3,"last_trade_time":"2026-02-18T15:28:05","percent_change":5.0,"prev_day_close":6.45000004768372},{"option":"SPX260618P07875000","bid":941.4,"bid_size":2.0,"ask":950.5,"ask_size":2.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.9655,"gamma":0.0002,"vega":3.372,"theta":0.0,"rho":-25.0241,"theo":946.0544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.25},{"option":"SPX260618C07900000","bid":5.4,"bid_size":90.0,"ask":5.7,"ask_size":214.0,"iv":0.1218,"open_interest":8076.0,"volume":77.0,"delta":0.0318,"gamma":0.0001,"vega":3.1338,"theta":-0.1372,"rho":0.6884,"theo":5.5464,"change":0.5,"open":6.4,"high":6.4,"low":5.9,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T14:50:35","percent_change":9.25926,"prev_day_close":5.75},{"option":"SPX260618P07900000","bid":966.1,"bid_size":2.0,"ask":974.5,"ask_size":2.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":-0.9686,"gamma":0.0001,"vega":3.1338,"theta":0.0,"rho":-25.174,"theo":970.083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":874.76,"last_trade_time":"2026-01-30T11:02:24","percent_change":0.0,"prev_day_close":949.25},{"option":"SPX260618C07950000","bid":4.2,"bid_size":160.0,"ask":4.6,"ask_size":139.0,"iv":0.1219,"open_interest":3.0,"volume":0.0,"delta":0.0264,"gamma":0.0001,"vega":2.7102,"theta":-0.1177,"rho":0.5704,"theo":4.4917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.53,"last_trade_time":"2026-02-10T13:05:17","percent_change":0.0,"prev_day_close":4.65000009536743},{"option":"SPX260618P07950000","bid":1014.3,"bid_size":2.0,"ask":1022.8,"ask_size":2.0,"iv":0.1231,"open_interest":0.0,"volume":0.0,"delta":-0.9741,"gamma":0.0001,"vega":2.7102,"theta":0.0,"rho":-25.4555,"theo":1018.352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":997.649993896484},{"option":"SPX260618C08000000","bid":3.4,"bid_size":209.0,"ask":3.8,"ask_size":328.0,"iv":0.1227,"open_interest":12134.0,"volume":39.0,"delta":0.022,"gamma":0.0001,"vega":2.347,"theta":-0.1012,"rho":0.474,"theo":3.6654,"change":0.35,"open":4.1,"high":4.2,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T14:49:40","percent_change":9.85915,"prev_day_close":3.75},{"option":"SPX260618P08000000","bid":1062.7,"bid_size":2.0,"ask":1071.2,"ask_size":2.0,"iv":0.1235,"open_interest":178.0,"volume":0.0,"delta":-0.9785,"gamma":0.0001,"vega":2.347,"theta":0.0,"rho":-25.7152,"theo":1066.8492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1068.8,"last_trade_time":"2026-02-12T13:30:33","percent_change":0.0,"prev_day_close":1045.89996337891},{"option":"SPX260618C08100000","bid":2.2,"bid_size":162.0,"ask":2.6,"ask_size":315.0,"iv":0.1242,"open_interest":5337.0,"volume":100.0,"delta":0.0154,"gamma":0.0001,"vega":1.7693,"theta":-0.0756,"rho":0.3319,"theo":2.4896,"change":0.475,"open":2.85,"high":2.85,"low":2.85,"tick":"no_change","last_trade_price":2.85,"last_trade_time":"2026-02-18T13:49:20","percent_change":20.0,"prev_day_close":2.52500009536743},{"option":"SPX260618P08100000","bid":1159.4,"bid_size":2.0,"ask":1168.9,"ask_size":2.0,"iv":0.1236,"open_interest":2.0,"volume":0.0,"delta":-0.985,"gamma":0.0001,"vega":1.7693,"theta":0.0,"rho":-26.1841,"theo":1164.3206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1191.09,"last_trade_time":"2025-12-18T12:50:05","percent_change":0.0,"prev_day_close":1143.40002441406},{"option":"SPX260618C08200000","bid":1.45,"bid_size":160.0,"ask":1.85,"ask_size":345.0,"iv":0.1262,"open_interest":8483.0,"volume":0.0,"delta":0.011,"gamma":0.0001,"vega":1.3439,"theta":-0.0572,"rho":0.2366,"theo":1.7322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-13T13:28:16","percent_change":0.0,"prev_day_close":1.75},{"option":"SPX260618P08200000","bid":1257.3,"bid_size":2.0,"ask":1267.0,"ask_size":2.0,"iv":0.1264,"open_interest":2.0,"volume":0.0,"delta":-0.9894,"gamma":0.0001,"vega":1.3439,"theta":0.0,"rho":-26.6061,"theo":1262.2104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1285.53,"last_trade_time":"2025-12-18T12:49:34","percent_change":0.0,"prev_day_close":1241.75},{"option":"SPX260618C08300000","bid":1.0,"bid_size":30.0,"ask":1.35,"ask_size":317.0,"iv":0.1287,"open_interest":4860.0,"volume":0.0,"delta":0.008,"gamma":0.0,"vega":1.031,"theta":-0.0439,"rho":0.1713,"theo":1.2339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.5,"last_trade_time":"2026-02-12T14:49:15","percent_change":0.0,"prev_day_close":1.22500002384186},{"option":"SPX260618P08300000","bid":1356.2,"bid_size":2.0,"ask":1365.2,"ask_size":2.0,"iv":0.1332,"open_interest":1.0,"volume":0.0,"delta":-0.9924,"gamma":0.0,"vega":1.031,"theta":0.0,"rho":-26.9982,"theo":1360.3592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1381.96,"last_trade_time":"2025-12-18T12:49:48","percent_change":0.0,"prev_day_close":1339.5},{"option":"SPX260618C08400000","bid":0.7,"bid_size":245.0,"ask":1.05,"ask_size":360.0,"iv":0.1318,"open_interest":4144.0,"volume":0.0,"delta":0.0059,"gamma":0.0,"vega":0.8012,"theta":-0.0342,"rho":0.1263,"theo":0.9017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-12T14:49:13","percent_change":0.0,"prev_day_close":0.924999982118606},{"option":"SPX260618P08400000","bid":1454.5,"bid_size":2.0,"ask":1463.7,"ask_size":2.0,"iv":0.138,"open_interest":1.0,"volume":0.0,"delta":-0.9945,"gamma":0.0,"vega":0.8012,"theta":0.0,"rho":-27.3699,"theo":1458.6741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1753.24,"last_trade_time":"2025-07-29T11:22:04","percent_change":0.0,"prev_day_close":1437.79998779297},{"option":"SPX260618C08500000","bid":0.5,"bid_size":218.0,"ask":0.85,"ask_size":375.0,"iv":0.1351,"open_interest":236.0,"volume":0.0,"delta":0.0045,"gamma":0.0,"vega":0.6336,"theta":-0.0272,"rho":0.0958,"theo":0.6793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-13T14:08:54","percent_change":0.0,"prev_day_close":0.700000017881394},{"option":"SPX260618P08500000","bid":1552.9,"bid_size":2.0,"ask":1562.2,"ask_size":2.0,"iv":0.1428,"open_interest":3.0,"volume":0.0,"delta":-0.9959,"gamma":0.0,"vega":0.6336,"theta":0.0,"rho":-27.7271,"theo":1557.0989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1557.4,"last_trade_time":"2026-02-12T13:30:31","percent_change":0.0,"prev_day_close":1536.29998779297},{"option":"SPX260618C08600000","bid":0.4,"bid_size":202.0,"ask":0.7,"ask_size":370.0,"iv":0.1391,"open_interest":2406.0,"volume":1.0,"delta":0.0035,"gamma":0.0,"vega":0.5117,"theta":-0.0223,"rho":0.0744,"theo":0.5294,"change":-0.025,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T16:10:40","percent_change":-4.7619,"prev_day_close":0.549999997019768},{"option":"SPX260618P08600000","bid":1651.3,"bid_size":2.0,"ask":1660.9,"ask_size":2.0,"iv":0.1484,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.5117,"theta":0.0,"rho":-28.0753,"theo":1655.5962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1635.20001220703},{"option":"SPX260618C08800000","bid":0.3,"bid_size":10.0,"ask":0.5,"ask_size":237.0,"iv":0.1476,"open_interest":2651.0,"volume":1.0,"delta":0.0023,"gamma":0.0,"vega":0.3583,"theta":-0.0162,"rho":0.0495,"theo":0.3572,"change":0.01,"open":0.41,"high":0.41,"low":0.41,"tick":"down","last_trade_price":0.41,"last_trade_time":"2026-02-18T15:01:31","percent_change":2.5,"prev_day_close":0.400000005960464},{"option":"SPX260618P08800000","bid":1848.3,"bid_size":2.0,"ask":1858.1,"ask_size":2.0,"iv":0.1587,"open_interest":5.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.358,"theta":0.0,"rho":-28.7537,"theo":1852.7182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2307.74,"last_trade_time":"2024-12-20T12:29:47","percent_change":0.0,"prev_day_close":1831.90002441406},{"option":"SPX260618C09000000","bid":0.15,"bid_size":233.0,"ask":0.4,"ask_size":244.0,"iv":0.1547,"open_interest":4694.0,"volume":4.0,"delta":0.0017,"gamma":0.0,"vega":0.2726,"theta":-0.013,"rho":0.0364,"theo":0.2713,"change":0.025,"open":0.25,"high":0.3,"low":0.2,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:59:23","percent_change":11.1111,"prev_day_close":0.25},{"option":"SPX260618P09000000","bid":2045.3,"bid_size":2.0,"ask":2054.8,"ask_size":2.0,"iv":0.1598,"open_interest":1256.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.2723,"theta":0.0,"rho":-29.4203,"theo":2049.9264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2012.49,"last_trade_time":"2026-02-06T10:42:21","percent_change":0.0,"prev_day_close":2029.5},{"option":"SPX260618C09200000","bid":0.1,"bid_size":239.0,"ask":0.35,"ask_size":253.0,"iv":0.1636,"open_interest":5308.0,"volume":200.0,"delta":0.0014,"gamma":0.0,"vega":0.2194,"theta":-0.011,"rho":0.0287,"theo":0.2219,"change":0.1,"open":0.3,"high":0.3,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T13:55:21","percent_change":50.0,"prev_day_close":0.224999997764826},{"option":"SPX260618P09200000","bid":2241.9,"bid_size":3.0,"ask":2252.3,"ask_size":2.0,"iv":0.1584,"open_interest":3.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.2192,"theta":0.0,"rho":-30.0814,"theo":2247.1714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2634.37,"last_trade_time":"2025-07-15T15:45:00","percent_change":0.0,"prev_day_close":2226.80004882812},{"option":"SPX260618C09400000","bid":0.1,"bid_size":4.0,"ask":0.3,"ask_size":249.0,"iv":0.1732,"open_interest":459.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.1824,"theta":-0.0097,"rho":0.0235,"theo":0.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-12T14:45:51","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260618P09400000","bid":2439.2,"bid_size":1.0,"ask":2449.7,"ask_size":2.0,"iv":0.1736,"open_interest":3.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.1823,"theta":0.0,"rho":-30.7402,"theo":2444.4326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2826.32,"last_trade_time":"2025-07-15T15:45:00","percent_change":0.0,"prev_day_close":2424.0},{"option":"SPX260618C09600000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":236.0,"iv":0.1774,"open_interest":318.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.1542,"theta":-0.0086,"rho":0.0196,"theo":0.1633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T14:49:56","percent_change":0.0,"prev_day_close":0.125},{"option":"SPX260618P09600000","bid":2636.6,"bid_size":2.0,"ask":2647.5,"ask_size":2.0,"iv":0.1992,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.1542,"theta":0.0,"rho":-31.3975,"theo":2641.7016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2621.09997558594},{"option":"SPX260618C10000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":232.0,"iv":0.1942,"open_interest":4623.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.1134,"theta":-0.0069,"rho":0.0141,"theo":0.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T14:49:50","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260618P10000000","bid":3031.1,"bid_size":1.0,"ask":3042.5,"ask_size":2.0,"iv":0.2269,"open_interest":1.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.113,"theta":0.0,"rho":-32.71,"theo":3036.2515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2912.48,"last_trade_time":"2025-10-27T14:47:34","percent_change":0.0,"prev_day_close":3015.94995117188},{"option":"SPX260618C10400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":64.0,"iv":0.2131,"open_interest":371.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0845,"theta":-0.0056,"rho":0.0103,"theo":0.0961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-06T16:10:42","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260618P10400000","bid":3425.7,"bid_size":1.0,"ask":3437.2,"ask_size":1.0,"iv":0.2503,"open_interest":10.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0842,"theta":0.0,"rho":-34.0208,"theo":3430.8113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3351.8,"last_trade_time":"2026-02-06T16:10:42","percent_change":0.0,"prev_day_close":3409.44995117188},{"option":"SPX260618C11000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":64.0,"iv":0.2352,"open_interest":238.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0555,"theta":-0.004,"rho":0.0066,"theo":0.0651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-03T09:47:34","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260618P11000000","bid":4017.5,"bid_size":1.0,"ask":4029.1,"ask_size":1.0,"iv":0.2861,"open_interest":8.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0553,"theta":0.0,"rho":-35.985,"theo":4022.6633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3931.09,"last_trade_time":"2026-01-23T14:17:23","percent_change":0.0,"prev_day_close":4001.44995117188},{"option":"SPX260618C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.2685,"open_interest":147.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0286,"theta":-0.0023,"rho":0.0032,"theo":0.0345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2025-12-11T10:30:26","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260618P12000000","bid":5004.3,"bid_size":1.0,"ask":5015.8,"ask_size":1.0,"iv":0.3358,"open_interest":89.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0285,"theta":0.0,"rho":-39.2558,"theo":5009.1043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4987.45,"last_trade_time":"2025-12-16T16:02:25","percent_change":0.0,"prev_day_close":4988.25},{"option":"SPX260618C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.2832,"open_interest":1.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0222,"theta":-0.0019,"rho":0.0025,"theo":0.0269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T14:16:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260618P12400000","bid":5398.8,"bid_size":1.0,"ask":5410.4,"ask_size":1.0,"iv":0.3584,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0221,"theta":0.0,"rho":-40.5635,"theo":5403.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5399.93,"last_trade_time":"2026-02-17T14:16:58","percent_change":0.0,"prev_day_close":5382.5},{"option":"SPX260717C00200000","bid":6624.0,"bid_size":1.0,"ask":6635.4,"ask_size":1.0,"iv":1.8692,"open_interest":28.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0143,"theta":0.0,"rho":0.8671,"theo":6629.2792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6749.79,"last_trade_time":"2026-02-10T10:50:13","percent_change":0.0,"prev_day_close":6648.14990234375},{"option":"SPX260717P00200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":59.0,"iv":1.6258,"open_interest":34.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0143,"theta":-0.0079,"rho":-0.003,"theo":0.1857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-09T13:39:59","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260717C00400000","bid":6427.2,"bid_size":1.0,"ask":6438.8,"ask_size":1.0,"iv":1.4734,"open_interest":20.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0236,"theta":0.0,"rho":1.6676,"theo":6432.6172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6436.51,"last_trade_time":"2026-02-17T14:17:34","percent_change":0.0,"prev_day_close":6451.39990234375},{"option":"SPX260717P00400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":47.0,"iv":1.3186,"open_interest":7094.0,"volume":2.0,"delta":-0.0001,"gamma":0.0,"vega":0.0236,"theta":-0.0105,"rho":-0.0048,"theo":0.2484,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:42:31","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPX260717C00600000","bid":6230.5,"bid_size":1.0,"ask":6242.1,"ask_size":1.0,"iv":1.2621,"open_interest":4.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0328,"theta":0.0,"rho":2.4682,"theo":6235.9461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6012.2,"last_trade_time":"2025-10-16T12:50:10","percent_change":0.0,"prev_day_close":6254.85009765625},{"option":"SPX260717P00600000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":45.0,"iv":1.1433,"open_interest":5213.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0328,"theta":-0.0126,"rho":-0.0066,"theo":0.3022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-22T16:10:47","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260717C00800000","bid":6033.9,"bid_size":1.0,"ask":6045.3,"ask_size":1.0,"iv":1.1248,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0432,"theta":0.0,"rho":3.2685,"theo":6039.2789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6092.38,"last_trade_time":"2025-12-24T09:38:22","percent_change":0.0,"prev_day_close":6057.89990234375},{"option":"SPX260717P00800000","bid":0.05,"bid_size":42.0,"ask":0.35,"ask_size":47.0,"iv":1.0413,"open_interest":3611.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0432,"theta":-0.0148,"rho":-0.0086,"theo":0.3598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-11T09:52:10","percent_change":0.0,"prev_day_close":0.175000006332994},{"option":"SPX260717C01000000","bid":5837.2,"bid_size":1.0,"ask":5848.8,"ask_size":1.0,"iv":1.0188,"open_interest":7.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.056,"theta":0.0,"rho":4.0683,"theo":5842.6257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5650.09,"last_trade_time":"2025-09-30T10:17:57","percent_change":0.0,"prev_day_close":5863.09985351562},{"option":"SPX260717P01000000","bid":0.15,"bid_size":508.0,"ask":0.45,"ask_size":207.0,"iv":0.962,"open_interest":2459.0,"volume":10.0,"delta":-0.0004,"gamma":0.0,"vega":0.056,"theta":-0.0174,"rho":-0.0112,"theo":0.4314,"change":-0.005,"open":0.28,"high":0.28,"low":0.27,"tick":"no_change","last_trade_price":0.27,"last_trade_time":"2026-02-18T12:17:13","percent_change":-1.81818,"prev_day_close":0.275000005960464},{"option":"SPX260717C01200000","bid":5640.7,"bid_size":1.0,"ask":5652.1,"ask_size":1.0,"iv":0.9435,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.073,"theta":0.0,"rho":4.8672,"theo":5646.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5665.75},{"option":"SPX260717P01200000","bid":0.35,"bid_size":201.0,"ask":0.6,"ask_size":248.0,"iv":0.9042,"open_interest":853.0,"volume":4.0,"delta":-0.0005,"gamma":0.0,"vega":0.073,"theta":-0.0208,"rho":-0.0147,"theo":0.5319,"change":-0.03,"open":0.42,"high":0.42,"low":0.42,"tick":"no_change","last_trade_price":0.42,"last_trade_time":"2026-02-18T15:51:06","percent_change":-6.66667,"prev_day_close":0.424999997019768},{"option":"SPX260717C01400000","bid":5444.2,"bid_size":1.0,"ask":5455.6,"ask_size":1.0,"iv":0.8812,"open_interest":3.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0967,"theta":0.0,"rho":5.6645,"theo":5449.426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5525.72,"last_trade_time":"2025-12-26T14:06:34","percent_change":0.0,"prev_day_close":5469.39990234375},{"option":"SPX260717P01400000","bid":0.5,"bid_size":498.0,"ask":0.8,"ask_size":200.0,"iv":0.8476,"open_interest":447.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0967,"theta":-0.0258,"rho":-0.0197,"theo":0.6813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.63,"last_trade_time":"2026-02-17T15:44:05","percent_change":0.0,"prev_day_close":0.625},{"option":"SPX260717C01600000","bid":5247.7,"bid_size":1.0,"ask":5259.2,"ask_size":1.0,"iv":0.8363,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.131,"theta":0.0,"rho":6.4594,"theo":5252.9237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4986.4,"last_trade_time":"2025-11-20T12:47:05","percent_change":0.0,"prev_day_close":5273.60009765625},{"option":"SPX260717P01600000","bid":0.8,"bid_size":552.0,"ask":1.1,"ask_size":192.0,"iv":0.8046,"open_interest":1122.0,"volume":6.0,"delta":-0.0009,"gamma":0.0,"vega":0.131,"theta":-0.0328,"rho":-0.0272,"theo":0.9038,"change":-0.06,"open":0.89,"high":0.89,"low":0.89,"tick":"down","last_trade_price":0.89,"last_trade_time":"2026-02-18T11:56:42","percent_change":-6.31579,"prev_day_close":0.949999988079071},{"option":"SPX260717C01800000","bid":5051.5,"bid_size":1.0,"ask":5063.0,"ask_size":1.0,"iv":0.777,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.1781,"theta":0.0,"rho":7.2511,"theo":5056.52,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5076.35009765625},{"option":"SPX260717P01800000","bid":1.2,"bid_size":457.0,"ask":1.55,"ask_size":226.0,"iv":0.7677,"open_interest":545.0,"volume":4.0,"delta":-0.0012,"gamma":0.0,"vega":0.178,"theta":-0.0424,"rho":-0.0378,"theo":1.2248,"change":-0.15,"open":1.28,"high":1.28,"low":1.2,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-18T12:58:01","percent_change":-11.1111,"prev_day_close":1.32500004768372},{"option":"SPX260717C02000000","bid":4855.2,"bid_size":1.0,"ask":4866.6,"ask_size":1.0,"iv":0.7433,"open_interest":11.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.2418,"theta":0.0,"rho":8.0386,"theo":4860.2364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4867.54,"last_trade_time":"2026-01-20T11:24:10","percent_change":0.0,"prev_day_close":4881.05004882812},{"option":"SPX260717P02000000","bid":1.7,"bid_size":420.0,"ask":2.05,"ask_size":227.0,"iv":0.7318,"open_interest":1060.0,"volume":4.0,"delta":-0.0017,"gamma":0.0,"vega":0.2417,"theta":-0.0549,"rho":-0.0527,"theo":1.6659,"change":-0.23,"open":1.62,"high":1.62,"low":1.62,"tick":"no_change","last_trade_price":1.62,"last_trade_time":"2026-02-18T12:17:13","percent_change":-12.4324,"prev_day_close":1.80000001192093},{"option":"SPX260717C02200000","bid":4659.0,"bid_size":1.0,"ask":4670.6,"ask_size":1.0,"iv":0.7059,"open_interest":1.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.3229,"theta":0.0,"rho":8.8212,"theo":4664.0928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4171.0,"last_trade_time":"2025-07-23T10:12:05","percent_change":0.0,"prev_day_close":4685.14990234375},{"option":"SPX260717P02200000","bid":2.3,"bid_size":446.0,"ask":2.7,"ask_size":641.0,"iv":0.6985,"open_interest":1430.0,"volume":2.0,"delta":-0.0024,"gamma":0.0,"vega":0.3229,"theta":-0.0703,"rho":-0.0724,"theo":2.2471,"change":-0.06,"open":2.36,"high":2.36,"low":2.34,"tick":"down","last_trade_price":2.34,"last_trade_time":"2026-02-18T15:52:05","percent_change":-2.5,"prev_day_close":2.39999997615814},{"option":"SPX260717C02400000","bid":4463.0,"bid_size":1.0,"ask":4474.4,"ask_size":1.0,"iv":0.671,"open_interest":1.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.425,"theta":0.0,"rho":9.5982,"theo":4468.1008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3981.35,"last_trade_time":"2025-07-23T10:12:05","percent_change":0.0,"prev_day_close":4488.89990234375},{"option":"SPX260717P02400000","bid":3.0,"bid_size":350.0,"ask":3.4,"ask_size":424.0,"iv":0.6658,"open_interest":716.0,"volume":4.0,"delta":-0.0032,"gamma":0.0,"vega":0.4249,"theta":-0.0885,"rho":-0.0978,"theo":2.9798,"change":-0.045,"open":3.03,"high":3.03,"low":3.03,"tick":"no_change","last_trade_price":3.03,"last_trade_time":"2026-02-18T14:24:15","percent_change":-1.46342,"prev_day_close":3.10000002384186},{"option":"SPX260717C02500000","bid":4364.9,"bid_size":1.0,"ask":4376.4,"ask_size":1.0,"iv":0.656,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.4837,"theta":0.0,"rho":9.9842,"theo":4370.1656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3857.7,"last_trade_time":"2025-08-05T15:16:01","percent_change":0.0,"prev_day_close":4391.19995117188},{"option":"SPX260717P02500000","bid":3.4,"bid_size":349.0,"ask":3.8,"ask_size":434.0,"iv":0.6502,"open_interest":958.0,"volume":2.0,"delta":-0.0037,"gamma":0.0,"vega":0.4836,"theta":-0.0986,"rho":-0.113,"theo":3.4069,"change":-0.17,"open":3.28,"high":3.28,"low":3.28,"tick":"no_change","last_trade_price":3.28,"last_trade_time":"2026-02-18T09:58:50","percent_change":-4.92753,"prev_day_close":3.44999992847443},{"option":"SPX260717C02600000","bid":4267.0,"bid_size":1.0,"ask":4278.5,"ask_size":1.0,"iv":0.6407,"open_interest":0.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.5471,"theta":0.0,"rho":10.3688,"theo":4272.2716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4293.35009765625},{"option":"SPX260717P02600000","bid":3.8,"bid_size":350.0,"ask":4.3,"ask_size":560.0,"iv":0.6352,"open_interest":919.0,"volume":4.0,"delta":-0.0042,"gamma":0.0,"vega":0.547,"theta":-0.1094,"rho":-0.1295,"theo":3.8752,"change":-0.12,"open":3.78,"high":3.78,"low":3.78,"tick":"no_change","last_trade_price":3.78,"last_trade_time":"2026-02-18T14:24:15","percent_change":-3.07692,"prev_day_close":3.89999997615814},{"option":"SPX260717C02700000","bid":4169.1,"bid_size":1.0,"ask":4180.7,"ask_size":1.0,"iv":0.6227,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":0.6164,"theta":0.0,"rho":10.7517,"theo":4174.4184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4195.44995117188},{"option":"SPX260717P02700000","bid":4.3,"bid_size":331.0,"ask":4.7,"ask_size":396.0,"iv":0.62,"open_interest":928.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":0.6163,"theta":-0.1207,"rho":-0.1478,"theo":4.3836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.15,"last_trade_time":"2026-02-17T09:56:39","percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPX260717C02800000","bid":4071.3,"bid_size":1.0,"ask":4082.7,"ask_size":1.0,"iv":0.6079,"open_interest":1.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.6924,"theta":0.0,"rho":11.1325,"theo":4077.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4142.29,"last_trade_time":"2025-12-24T09:38:22","percent_change":0.0,"prev_day_close":4097.44995117188},{"option":"SPX260717P02800000","bid":4.8,"bid_size":318.0,"ask":5.2,"ask_size":355.0,"iv":0.6053,"open_interest":804.0,"volume":0.0,"delta":-0.0055,"gamma":0.0,"vega":0.6924,"theta":-0.1326,"rho":-0.1682,"theo":4.9362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-13T11:31:22","percent_change":0.0,"prev_day_close":4.75},{"option":"SPX260717C02900000","bid":3973.4,"bid_size":1.0,"ask":3985.0,"ask_size":1.0,"iv":0.5929,"open_interest":0.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.7741,"theta":0.0,"rho":11.5113,"theo":3978.8384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3999.15002441406},{"option":"SPX260717P02900000","bid":5.3,"bid_size":327.0,"ask":5.8,"ask_size":471.0,"iv":0.5911,"open_interest":428.0,"volume":0.0,"delta":-0.0062,"gamma":0.0,"vega":0.7741,"theta":-0.1449,"rho":-0.1906,"theo":5.5303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.94,"last_trade_time":"2026-02-11T15:41:44","percent_change":0.0,"prev_day_close":5.25},{"option":"SPX260717C03000000","bid":3875.7,"bid_size":1.0,"ask":3887.1,"ask_size":1.0,"iv":0.579,"open_interest":5.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.8607,"theta":0.0,"rho":11.8882,"theo":3881.1127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3982.11,"last_trade_time":"2026-01-16T14:32:28","percent_change":0.0,"prev_day_close":3901.5},{"option":"SPX260717P03000000","bid":5.9,"bid_size":400.0,"ask":6.4,"ask_size":522.0,"iv":0.5772,"open_interest":5871.0,"volume":2.0,"delta":-0.007,"gamma":0.0,"vega":0.8609,"theta":-0.1578,"rho":-0.2149,"theo":6.1698,"change":-0.4,"open":5.5,"high":5.5,"low":5.5,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T12:52:02","percent_change":-6.77966,"prev_day_close":5.84999990463257},{"option":"SPX260717C03100000","bid":3777.9,"bid_size":1.0,"ask":3789.5,"ask_size":1.0,"iv":0.5649,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.953,"theta":0.0,"rho":12.2634,"theo":3783.4293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3803.80004882812},{"option":"SPX260717P03100000","bid":6.6,"bid_size":129.0,"ask":7.0,"ask_size":324.0,"iv":0.5637,"open_interest":379.0,"volume":0.0,"delta":-0.0078,"gamma":0.0,"vega":0.9528,"theta":-0.1709,"rho":-0.2408,"theo":6.8435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":6.01,"last_trade_time":"2026-02-11T10:55:25","percent_change":0.0,"prev_day_close":6.45000004768372},{"option":"SPX260717C03200000","bid":3680.2,"bid_size":1.0,"ask":3691.8,"ask_size":1.0,"iv":0.5511,"open_interest":1.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":1.0528,"theta":0.0,"rho":12.6362,"theo":3685.788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3807.79,"last_trade_time":"2026-02-10T10:50:13","percent_change":0.0,"prev_day_close":3706.04992675781},{"option":"SPX260717P03200000","bid":7.3,"bid_size":116.0,"ask":7.7,"ask_size":315.0,"iv":0.5503,"open_interest":218.0,"volume":0.0,"delta":-0.0088,"gamma":0.0,"vega":1.0528,"theta":-0.1845,"rho":-0.2692,"theo":7.5666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-11T15:30:03","percent_change":0.0,"prev_day_close":7.15000009536743},{"option":"SPX260717C03300000","bid":3582.6,"bid_size":1.0,"ask":3594.2,"ask_size":1.0,"iv":0.538,"open_interest":0.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":1.1601,"theta":0.0,"rho":13.0063,"theo":3588.1906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3608.40002441406},{"option":"SPX260717P03300000","bid":8.0,"bid_size":342.0,"ask":8.5,"ask_size":558.0,"iv":0.5372,"open_interest":1426.0,"volume":0.0,"delta":-0.0098,"gamma":0.0,"vega":1.16,"theta":-0.1984,"rho":-0.3002,"theo":8.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.2,"last_trade_time":"2026-02-12T12:46:05","percent_change":0.0,"prev_day_close":7.84999990463257},{"option":"SPX260717C03400000","bid":3485.0,"bid_size":1.0,"ask":3496.6,"ask_size":1.0,"iv":0.5247,"open_interest":11.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":1.2737,"theta":0.0,"rho":13.3738,"theo":3490.639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3449.63,"last_trade_time":"2026-01-20T16:14:04","percent_change":0.0,"prev_day_close":3511.15002441406},{"option":"SPX260717P03400000","bid":8.8,"bid_size":324.0,"ask":9.3,"ask_size":514.0,"iv":0.5243,"open_interest":3051.0,"volume":0.0,"delta":-0.0109,"gamma":0.0,"vega":1.2736,"theta":-0.2127,"rho":-0.3339,"theo":9.1413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.77,"last_trade_time":"2026-02-17T13:37:02","percent_change":0.0,"prev_day_close":8.59999990463257},{"option":"SPX260717C03500000","bid":3387.5,"bid_size":1.0,"ask":3399.1,"ask_size":1.0,"iv":0.5119,"open_interest":0.0,"volume":0.0,"delta":0.9887,"gamma":0.0,"vega":1.3931,"theta":0.0,"rho":13.7389,"theo":3393.1343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3413.65002441406},{"option":"SPX260717P03500000","bid":9.6,"bid_size":365.0,"ask":10.1,"ask_size":241.0,"iv":0.5111,"open_interest":2099.0,"volume":8.0,"delta":-0.0121,"gamma":0.0,"vega":1.3929,"theta":-0.2273,"rho":-0.37,"theo":9.9989,"change":-0.65,"open":9.4,"high":9.4,"low":8.83,"tick":"up","last_trade_price":8.9,"last_trade_time":"2026-02-18T11:12:58","percent_change":-6.80628,"prev_day_close":9.40000009536743},{"option":"SPX260717C03600000","bid":3290.0,"bid_size":1.0,"ask":3301.5,"ask_size":1.0,"iv":0.4999,"open_interest":0.0,"volume":0.0,"delta":0.9874,"gamma":0.0,"vega":1.5198,"theta":0.0,"rho":14.1016,"theo":3295.6773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3315.94995117188},{"option":"SPX260717P03600000","bid":10.5,"bid_size":354.0,"ask":11.0,"ask_size":228.0,"iv":0.4984,"open_interest":1771.0,"volume":4.0,"delta":-0.0134,"gamma":0.0,"vega":1.5196,"theta":-0.2422,"rho":-0.4085,"theo":10.9042,"change":-0.32,"open":10.08,"high":10.08,"low":10.08,"tick":"no_change","last_trade_price":10.08,"last_trade_time":"2026-02-18T13:48:22","percent_change":-3.07692,"prev_day_close":10.3499999046326},{"option":"SPX260717C03650000","bid":3241.3,"bid_size":1.0,"ask":3252.9,"ask_size":1.0,"iv":0.4926,"open_interest":0.0,"volume":0.0,"delta":0.9867,"gamma":0.0,"vega":1.5867,"theta":0.0,"rho":14.2817,"theo":3246.9675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3267.0},{"option":"SPX260717P03650000","bid":11.0,"bid_size":294.0,"ask":11.5,"ask_size":185.0,"iv":0.4923,"open_interest":272.0,"volume":0.0,"delta":-0.014,"gamma":0.0,"vega":1.5865,"theta":-0.2497,"rho":-0.4289,"theo":11.3756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.61,"last_trade_time":"2026-02-17T09:58:21","percent_change":0.0,"prev_day_close":10.75},{"option":"SPX260717C03700000","bid":3192.6,"bid_size":1.0,"ask":3204.1,"ask_size":1.0,"iv":0.4873,"open_interest":1.0,"volume":0.0,"delta":0.986,"gamma":0.0,"vega":1.6562,"theta":0.0,"rho":14.461,"theo":3198.2709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2529.81,"last_trade_time":"2025-06-25T13:07:33","percent_change":0.0,"prev_day_close":3218.65002441406},{"option":"SPX260717P03700000","bid":11.5,"bid_size":282.0,"ask":12.0,"ask_size":235.0,"iv":0.4861,"open_interest":936.0,"volume":4.0,"delta":-0.0148,"gamma":0.0,"vega":1.656,"theta":-0.2573,"rho":-0.4503,"theo":11.8601,"change":-0.67,"open":10.63,"high":10.68,"low":10.63,"tick":"up","last_trade_price":10.68,"last_trade_time":"2026-02-18T10:11:57","percent_change":-5.90308,"prev_day_close":11.25},{"option":"SPX260717C03750000","bid":3145.8,"bid_size":2.0,"ask":3154.2,"ask_size":2.0,"iv":0.483,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0,"vega":1.7282,"theta":0.0,"rho":14.6392,"theo":3149.5884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3169.59997558594},{"option":"SPX260717P03750000","bid":12.0,"bid_size":281.0,"ask":12.5,"ask_size":170.0,"iv":0.4799,"open_interest":251.0,"volume":0.0,"delta":-0.0155,"gamma":0.0,"vega":1.728,"theta":-0.265,"rho":-0.4726,"theo":12.3587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.63,"last_trade_time":"2026-02-10T11:09:15","percent_change":0.0,"prev_day_close":11.75},{"option":"SPX260717C03800000","bid":3097.0,"bid_size":2.0,"ask":3105.5,"ask_size":2.0,"iv":0.4761,"open_interest":0.0,"volume":0.0,"delta":0.9845,"gamma":0.0,"vega":1.8027,"theta":0.0,"rho":14.8163,"theo":3100.9206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3121.15002441406},{"option":"SPX260717P03800000","bid":12.5,"bid_size":289.0,"ask":13.0,"ask_size":151.0,"iv":0.4736,"open_interest":719.0,"volume":0.0,"delta":-0.0163,"gamma":0.0,"vega":1.8025,"theta":-0.2728,"rho":-0.4961,"theo":12.8721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.6,"last_trade_time":"2026-02-17T15:56:10","percent_change":0.0,"prev_day_close":12.25},{"option":"SPX260717C03850000","bid":3048.5,"bid_size":2.0,"ask":3056.8,"ask_size":2.0,"iv":0.4701,"open_interest":0.0,"volume":0.0,"delta":0.9837,"gamma":0.0,"vega":1.8795,"theta":0.0,"rho":14.9924,"theo":3052.2686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3072.44995117188},{"option":"SPX260717P03850000","bid":13.0,"bid_size":252.0,"ask":13.6,"ask_size":233.0,"iv":0.4675,"open_interest":410.0,"volume":2.0,"delta":-0.0171,"gamma":0.0,"vega":1.8792,"theta":-0.2806,"rho":-0.5205,"theo":13.4012,"change":-0.83,"open":12.02,"high":12.02,"low":12.02,"tick":"no_change","last_trade_price":12.02,"last_trade_time":"2026-02-18T10:43:18","percent_change":-6.45914,"prev_day_close":12.8000001907349},{"option":"SPX260717C03900000","bid":2999.9,"bid_size":2.0,"ask":3008.7,"ask_size":2.0,"iv":0.4653,"open_interest":0.0,"volume":0.0,"delta":0.9828,"gamma":0.0,"vega":1.9583,"theta":0.0,"rho":15.1676,"theo":3003.6332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3023.84997558594},{"option":"SPX260717P03900000","bid":13.6,"bid_size":261.0,"ask":14.1,"ask_size":167.0,"iv":0.4613,"open_interest":277.0,"volume":0.0,"delta":-0.0179,"gamma":0.0,"vega":1.9581,"theta":-0.2886,"rho":-0.546,"theo":13.9469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.95,"last_trade_time":"2026-02-17T11:38:14","percent_change":0.0,"prev_day_close":13.3000001907349},{"option":"SPX260717C03950000","bid":2951.3,"bid_size":2.0,"ask":2959.6,"ask_size":2.0,"iv":0.4579,"open_interest":0.0,"volume":0.0,"delta":0.982,"gamma":0.0,"vega":2.0393,"theta":0.0,"rho":15.3418,"theo":2955.0153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2975.29992675781},{"option":"SPX260717P03950000","bid":14.2,"bid_size":137.0,"ask":14.7,"ask_size":198.0,"iv":0.4554,"open_interest":229.0,"volume":0.0,"delta":-0.0188,"gamma":0.0,"vega":2.039,"theta":-0.2967,"rho":-0.5724,"theo":14.5102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.81,"last_trade_time":"2026-02-12T13:01:44","percent_change":0.0,"prev_day_close":13.9000000953674},{"option":"SPX260717C04000000","bid":2902.7,"bid_size":2.0,"ask":2912.0,"ask_size":2.0,"iv":0.454,"open_interest":19.0,"volume":0.0,"delta":0.981,"gamma":0.0,"vega":2.1225,"theta":0.0,"rho":15.515,"theo":2906.4159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2921.14,"last_trade_time":"2026-01-20T11:24:10","percent_change":0.0,"prev_day_close":2926.59997558594},{"option":"SPX260717P04000000","bid":14.8,"bid_size":178.0,"ask":15.3,"ask_size":242.0,"iv":0.4493,"open_interest":4628.0,"volume":729.0,"delta":-0.0197,"gamma":0.0,"vega":2.1225,"theta":-0.3049,"rho":-0.5998,"theo":15.0937,"change":-0.82,"open":13.6,"high":13.78,"low":13.51,"tick":"no_change","last_trade_price":13.78,"last_trade_time":"2026-02-18T11:21:26","percent_change":-5.61644,"prev_day_close":14.5},{"option":"SPX260717C04050000","bid":2854.2,"bid_size":2.0,"ask":2863.4,"ask_size":2.0,"iv":0.4479,"open_interest":0.0,"volume":0.0,"delta":0.9801,"gamma":0.0,"vega":2.2085,"theta":0.0,"rho":15.6872,"theo":2857.8359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2878.05004882812},{"option":"SPX260717P04050000","bid":15.4,"bid_size":135.0,"ask":15.9,"ask_size":185.0,"iv":0.4432,"open_interest":313.0,"volume":2.0,"delta":-0.0207,"gamma":0.0,"vega":2.2085,"theta":-0.3132,"rho":-0.6282,"theo":15.6949,"change":-1.06,"open":14.12,"high":14.14,"low":14.12,"tick":"up","last_trade_price":14.14,"last_trade_time":"2026-02-18T10:57:41","percent_change":-6.97368,"prev_day_close":15.0},{"option":"SPX260717C04100000","bid":2805.6,"bid_size":2.0,"ask":2814.3,"ask_size":2.0,"iv":0.4404,"open_interest":0.0,"volume":0.0,"delta":0.9791,"gamma":0.0,"vega":2.2976,"theta":0.0,"rho":15.8583,"theo":2809.2766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2829.44995117188},{"option":"SPX260717P04100000","bid":16.0,"bid_size":320.0,"ask":16.5,"ask_size":135.0,"iv":0.4371,"open_interest":1263.0,"volume":57.0,"delta":-0.0216,"gamma":0.0,"vega":2.2973,"theta":-0.3216,"rho":-0.6576,"theo":16.3148,"change":-0.9,"open":14.71,"high":14.94,"low":14.71,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-18T12:40:52","percent_change":-5.6962,"prev_day_close":15.6999998092651},{"option":"SPX260717C04150000","bid":2757.0,"bid_size":2.0,"ask":2766.3,"ask_size":2.0,"iv":0.4353,"open_interest":0.0,"volume":0.0,"delta":0.9781,"gamma":0.0,"vega":2.3906,"theta":0.0,"rho":16.028,"theo":2760.7396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2834.24,"last_trade_time":"2025-12-24T09:38:22","percent_change":0.0,"prev_day_close":2780.94995117188},{"option":"SPX260717P04150000","bid":16.6,"bid_size":262.0,"ask":17.2,"ask_size":188.0,"iv":0.4312,"open_interest":251.0,"volume":1.0,"delta":-0.0227,"gamma":0.0,"vega":2.3902,"theta":-0.3301,"rho":-0.6885,"theo":16.9589,"change":-0.1,"open":16.3,"high":16.3,"low":16.3,"tick":"down","last_trade_price":16.3,"last_trade_time":"2026-02-18T15:40:55","percent_change":-0.60976,"prev_day_close":16.3000001907349},{"option":"SPX260717C04200000","bid":2708.6,"bid_size":2.0,"ask":2716.6,"ask_size":2.0,"iv":0.427,"open_interest":1.0,"volume":0.0,"delta":0.977,"gamma":0.0,"vega":2.4876,"theta":0.0,"rho":16.1961,"theo":2712.2267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2264.46,"last_trade_time":"2025-08-04T10:46:27","percent_change":0.0,"prev_day_close":2732.40002441406},{"option":"SPX260717P04200000","bid":17.3,"bid_size":320.0,"ask":17.9,"ask_size":262.0,"iv":0.4253,"open_interest":2561.0,"volume":0.0,"delta":-0.0238,"gamma":0.0,"vega":2.4871,"theta":-0.3388,"rho":-0.7209,"theo":17.6266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-17T15:35:08","percent_change":0.0,"prev_day_close":16.9000005722046},{"option":"SPX260717C04225000","bid":2683.5,"bid_size":2.0,"ask":2693.6,"ask_size":2.0,"iv":0.4248,"open_interest":0.0,"volume":0.0,"delta":0.9764,"gamma":0.0,"vega":2.5377,"theta":0.0,"rho":16.2795,"theo":2687.98,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2708.0},{"option":"SPX260717P04225000","bid":17.7,"bid_size":129.0,"ask":18.3,"ask_size":257.0,"iv":0.4226,"open_interest":482.0,"volume":0.0,"delta":-0.0243,"gamma":0.0,"vega":2.5377,"theta":-0.3432,"rho":-0.738,"theo":17.9732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.49,"last_trade_time":"2026-02-09T13:07:43","percent_change":0.0,"prev_day_close":17.3000001907349},{"option":"SPX260717C04250000","bid":2660.2,"bid_size":2.0,"ask":2669.3,"ask_size":2.0,"iv":0.4235,"open_interest":0.0,"volume":0.0,"delta":0.9758,"gamma":0.0,"vega":2.5888,"theta":0.0,"rho":16.3624,"theo":2663.7402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2683.90002441406},{"option":"SPX260717P04250000","bid":18.0,"bid_size":311.0,"ask":18.6,"ask_size":249.0,"iv":0.4194,"open_interest":1725.0,"volume":8.0,"delta":-0.0249,"gamma":0.0,"vega":2.5888,"theta":-0.3477,"rho":-0.7554,"theo":18.324,"change":-0.46,"open":16.77,"high":17.34,"low":16.77,"tick":"up","last_trade_price":17.34,"last_trade_time":"2026-02-18T15:51:06","percent_change":-2.58427,"prev_day_close":17.5999994277954},{"option":"SPX260717C04275000","bid":2634.5,"bid_size":2.0,"ask":2645.1,"ask_size":2.0,"iv":0.4177,"open_interest":0.0,"volume":0.0,"delta":0.9752,"gamma":0.0,"vega":2.641,"theta":0.0,"rho":16.4448,"theo":2639.5076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2659.5},{"option":"SPX260717P04275000","bid":18.4,"bid_size":126.0,"ask":19.0,"ask_size":169.0,"iv":0.4166,"open_interest":315.0,"volume":2.0,"delta":-0.0255,"gamma":0.0,"vega":2.6407,"theta":-0.3522,"rho":-0.7732,"theo":18.6795,"change":-0.59,"open":17.56,"high":17.56,"low":17.51,"tick":"down","last_trade_price":17.51,"last_trade_time":"2026-02-18T13:48:22","percent_change":-3.25967,"prev_day_close":17.9500007629395},{"option":"SPX260717C04300000","bid":2611.8,"bid_size":2.0,"ask":2620.1,"ask_size":2.0,"iv":0.415,"open_interest":0.0,"volume":0.0,"delta":0.9746,"gamma":0.0,"vega":2.6943,"theta":0.0,"rho":16.5267,"theo":2615.2826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2635.30004882812},{"option":"SPX260717P04300000","bid":18.7,"bid_size":243.0,"ask":19.4,"ask_size":304.0,"iv":0.4136,"open_interest":593.0,"volume":8.0,"delta":-0.0261,"gamma":0.0,"vega":2.6943,"theta":-0.3567,"rho":-0.7917,"theo":19.0476,"change":-1.04,"open":18.3,"high":18.3,"low":17.36,"tick":"up","last_trade_price":17.41,"last_trade_time":"2026-02-18T10:11:57","percent_change":-5.63686,"prev_day_close":18.3000001907349},{"option":"SPX260717C04325000","bid":2586.7,"bid_size":2.0,"ask":2596.8,"ask_size":2.0,"iv":0.4131,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0,"vega":2.7485,"theta":0.0,"rho":16.6081,"theo":2591.0654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2611.05004882812},{"option":"SPX260717P04325000","bid":19.1,"bid_size":248.0,"ask":19.7,"ask_size":161.0,"iv":0.4106,"open_interest":298.0,"volume":0.0,"delta":-0.0267,"gamma":0.0,"vega":2.7485,"theta":-0.3613,"rho":-0.8105,"theo":19.4211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.95,"last_trade_time":"2026-02-17T15:42:03","percent_change":0.0,"prev_day_close":18.6499996185303},{"option":"SPX260717C04350000","bid":2563.3,"bid_size":2.0,"ask":2571.1,"ask_size":2.0,"iv":0.409,"open_interest":0.0,"volume":0.0,"delta":0.9734,"gamma":0.0,"vega":2.8037,"theta":0.0,"rho":16.689,"theo":2566.8565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2587.0},{"option":"SPX260717P04350000","bid":19.5,"bid_size":241.0,"ask":20.1,"ask_size":211.0,"iv":0.4078,"open_interest":249.0,"volume":0.0,"delta":-0.0274,"gamma":0.0,"vega":2.8037,"theta":-0.366,"rho":-0.8299,"theo":19.8027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":19.41,"last_trade_time":"2026-02-17T15:34:01","percent_change":0.0,"prev_day_close":19.0},{"option":"SPX260717C04375000","bid":2538.3,"bid_size":2.0,"ask":2548.4,"ask_size":2.0,"iv":0.4074,"open_interest":0.0,"volume":0.0,"delta":0.9727,"gamma":0.0,"vega":2.8598,"theta":0.0,"rho":16.7695,"theo":2542.6562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2562.59997558594},{"option":"SPX260717P04375000","bid":19.9,"bid_size":284.0,"ask":20.5,"ask_size":205.0,"iv":0.405,"open_interest":1778.0,"volume":0.0,"delta":-0.028,"gamma":0.0,"vega":2.8593,"theta":-0.3707,"rho":-0.8496,"theo":20.1919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.74,"last_trade_time":"2026-02-17T10:32:22","percent_change":0.0,"prev_day_close":19.4000005722046},{"option":"SPX260717C04400000","bid":2515.0,"bid_size":2.0,"ask":2522.7,"ask_size":2.0,"iv":0.4034,"open_interest":1.0,"volume":0.0,"delta":0.972,"gamma":0.0,"vega":2.9168,"theta":-0.008,"rho":16.8495,"theo":2518.4648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2611.42,"last_trade_time":"2026-01-06T13:01:06","percent_change":0.0,"prev_day_close":2538.54992675781},{"option":"SPX260717P04400000","bid":20.3,"bid_size":218.0,"ask":20.9,"ask_size":208.0,"iv":0.402,"open_interest":300.0,"volume":0.0,"delta":-0.0287,"gamma":0.0,"vega":2.9168,"theta":-0.3754,"rho":-0.8701,"theo":20.5922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.25,"last_trade_time":"2026-02-17T15:35:08","percent_change":0.0,"prev_day_close":19.8000001907349},{"option":"SPX260717C04425000","bid":2489.9,"bid_size":2.0,"ask":2499.9,"ask_size":2.0,"iv":0.4012,"open_interest":0.0,"volume":0.0,"delta":0.9714,"gamma":0.0,"vega":2.9748,"theta":-0.0164,"rho":16.929,"theo":2494.2826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2514.30004882812},{"option":"SPX260717P04425000","bid":20.7,"bid_size":223.0,"ask":21.3,"ask_size":158.0,"iv":0.3991,"open_interest":92.0,"volume":0.0,"delta":-0.0294,"gamma":0.0,"vega":2.9748,"theta":-0.3802,"rho":-0.8909,"theo":21.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.6,"last_trade_time":"2026-02-10T10:11:09","percent_change":0.0,"prev_day_close":20.1999998092651},{"option":"SPX260717C04450000","bid":2466.7,"bid_size":2.0,"ask":2474.3,"ask_size":2.0,"iv":0.3976,"open_interest":0.0,"volume":0.0,"delta":0.9706,"gamma":0.0,"vega":3.0338,"theta":-0.0249,"rho":17.008,"theo":2470.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2490.05004882812},{"option":"SPX260717P04450000","bid":21.1,"bid_size":226.0,"ask":21.8,"ask_size":324.0,"iv":0.3964,"open_interest":216.0,"volume":2.0,"delta":-0.0301,"gamma":0.0,"vega":3.0333,"theta":-0.3851,"rho":-0.9119,"theo":21.4152,"change":-1.43,"open":19.37,"high":19.37,"low":19.37,"tick":"no_change","last_trade_price":19.37,"last_trade_time":"2026-02-18T13:04:59","percent_change":-6.875,"prev_day_close":20.5999994277954},{"option":"SPX260717C04475000","bid":2441.6,"bid_size":2.0,"ask":2451.5,"ask_size":2.0,"iv":0.3954,"open_interest":0.0,"volume":0.0,"delta":0.9699,"gamma":0.0,"vega":3.0938,"theta":-0.0335,"rho":17.0866,"theo":2445.9476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2466.0},{"option":"SPX260717P04475000","bid":21.6,"bid_size":105.0,"ask":22.2,"ask_size":156.0,"iv":0.3936,"open_interest":120.0,"volume":0.0,"delta":-0.0308,"gamma":0.0,"vega":3.0938,"theta":-0.3901,"rho":-0.9338,"theo":21.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.29,"last_trade_time":"2026-02-17T12:12:01","percent_change":0.0,"prev_day_close":21.0},{"option":"SPX260717C04500000","bid":2418.4,"bid_size":2.0,"ask":2427.3,"ask_size":2.0,"iv":0.394,"open_interest":1.0,"volume":0.0,"delta":0.9692,"gamma":0.0,"vega":3.155,"theta":-0.0421,"rho":17.1646,"theo":2421.7954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2060.87,"last_trade_time":"2025-07-24T12:41:57","percent_change":0.0,"prev_day_close":2441.85009765625},{"option":"SPX260717P04500000","bid":22.0,"bid_size":249.0,"ask":22.6,"ask_size":231.0,"iv":0.3906,"open_interest":2473.0,"volume":0.0,"delta":-0.0316,"gamma":0.0,"vega":3.155,"theta":-0.3951,"rho":-0.9561,"theo":22.2853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":21.36,"last_trade_time":"2026-02-17T14:57:52","percent_change":0.0,"prev_day_close":21.4000005722046},{"option":"SPX260717C04525000","bid":2393.6,"bid_size":2.0,"ask":2403.1,"ask_size":2.0,"iv":0.39,"open_interest":1.0,"volume":0.0,"delta":0.9684,"gamma":0.0,"vega":3.2174,"theta":-0.0508,"rho":17.2422,"theo":2397.654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1925.53,"last_trade_time":"2025-07-07T11:01:18","percent_change":0.0,"prev_day_close":2417.65002441406},{"option":"SPX260717P04525000","bid":22.5,"bid_size":100.0,"ask":23.1,"ask_size":170.0,"iv":0.388,"open_interest":235.0,"volume":12.0,"delta":-0.0323,"gamma":0.0,"vega":3.2174,"theta":-0.4002,"rho":-0.9788,"theo":22.7345,"change":-0.4,"open":21.7,"high":21.7,"low":21.7,"tick":"down","last_trade_price":21.7,"last_trade_time":"2026-02-18T09:53:56","percent_change":-1.80995,"prev_day_close":21.8000001907349},{"option":"SPX260717C04550000","bid":2370.1,"bid_size":2.0,"ask":2378.8,"ask_size":2.0,"iv":0.3879,"open_interest":0.0,"volume":0.0,"delta":0.9676,"gamma":0.0,"vega":3.2811,"theta":-0.0596,"rho":17.3192,"theo":2373.5238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2393.5},{"option":"SPX260717P04550000","bid":22.9,"bid_size":200.0,"ask":23.5,"ask_size":169.0,"iv":0.385,"open_interest":116.0,"volume":0.0,"delta":-0.0331,"gamma":0.0,"vega":3.2811,"theta":-0.4053,"rho":-1.0021,"theo":23.1949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.98,"last_trade_time":"2026-02-17T13:11:47","percent_change":0.0,"prev_day_close":22.3000001907349},{"option":"SPX260717C04575000","bid":2345.1,"bid_size":2.0,"ask":2354.8,"ask_size":2.0,"iv":0.3839,"open_interest":0.0,"volume":0.0,"delta":0.9668,"gamma":0.0,"vega":3.3464,"theta":-0.0684,"rho":17.3955,"theo":2349.4053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2369.29992675781},{"option":"SPX260717P04575000","bid":23.4,"bid_size":105.0,"ask":24.1,"ask_size":238.0,"iv":0.3824,"open_interest":174.0,"volume":0.0,"delta":-0.0339,"gamma":0.0,"vega":3.3464,"theta":-0.4105,"rho":-1.026,"theo":23.6669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.39,"last_trade_time":"2026-02-17T11:03:56","percent_change":0.0,"prev_day_close":22.75},{"option":"SPX260717C04600000","bid":2321.9,"bid_size":2.0,"ask":2330.5,"ask_size":2.0,"iv":0.3821,"open_interest":0.0,"volume":0.0,"delta":0.966,"gamma":0.0,"vega":3.4132,"theta":-0.0773,"rho":17.4712,"theo":2325.2988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2345.25},{"option":"SPX260717P04600000","bid":23.9,"bid_size":133.0,"ask":24.5,"ask_size":210.0,"iv":0.3796,"open_interest":4360.0,"volume":0.0,"delta":-0.0348,"gamma":0.0,"vega":3.4132,"theta":-0.4158,"rho":-1.0506,"theo":24.151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-17T15:35:08","percent_change":0.0,"prev_day_close":23.1999998092651},{"option":"SPX260717C04625000","bid":2297.0,"bid_size":2.0,"ask":2306.9,"ask_size":2.0,"iv":0.3788,"open_interest":0.0,"volume":0.0,"delta":0.9651,"gamma":0.0,"vega":3.4818,"theta":-0.0863,"rho":17.5462,"theo":2301.205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2320.95007324219},{"option":"SPX260717P04625000","bid":24.4,"bid_size":99.0,"ask":25.1,"ask_size":230.0,"iv":0.377,"open_interest":197.0,"volume":0.0,"delta":-0.0356,"gamma":0.0,"vega":3.4818,"theta":-0.4212,"rho":-1.076,"theo":24.6479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.8,"last_trade_time":"2026-02-13T15:20:22","percent_change":0.0,"prev_day_close":23.6499996185303},{"option":"SPX260717C04650000","bid":2273.8,"bid_size":2.0,"ask":2282.9,"ask_size":4.0,"iv":0.3774,"open_interest":0.0,"volume":0.0,"delta":0.9642,"gamma":0.0,"vega":3.5522,"theta":-0.0954,"rho":17.6204,"theo":2277.1245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2297.05004882812},{"option":"SPX260717P04650000","bid":24.9,"bid_size":100.0,"ask":25.5,"ask_size":156.0,"iv":0.374,"open_interest":410.0,"volume":0.0,"delta":-0.0365,"gamma":0.0,"vega":3.5522,"theta":-0.4267,"rho":-1.1021,"theo":25.1579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.75,"last_trade_time":"2026-02-17T09:33:46","percent_change":0.0,"prev_day_close":24.1499996185303},{"option":"SPX260717C04675000","bid":2249.1,"bid_size":2.0,"ask":2258.4,"ask_size":2.0,"iv":0.3732,"open_interest":1.0,"volume":0.0,"delta":0.9633,"gamma":0.0,"vega":3.6244,"theta":-0.1046,"rho":17.6937,"theo":2253.0578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2260.57,"last_trade_time":"2026-02-04T13:50:39","percent_change":0.0,"prev_day_close":2272.84997558594},{"option":"SPX260717P04675000","bid":25.4,"bid_size":106.0,"ask":26.1,"ask_size":162.0,"iv":0.3714,"open_interest":97.0,"volume":0.0,"delta":-0.0374,"gamma":0.0,"vega":3.6244,"theta":-0.4322,"rho":-1.1291,"theo":25.6818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.3,"last_trade_time":"2026-02-17T11:34:55","percent_change":0.0,"prev_day_close":24.6499996185303},{"option":"SPX260717C04700000","bid":2224.9,"bid_size":2.0,"ask":2233.3,"ask_size":2.0,"iv":0.3687,"open_interest":2.0,"volume":0.0,"delta":0.9624,"gamma":0.0,"vega":3.6985,"theta":-0.1138,"rho":17.766,"theo":2229.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2194.42,"last_trade_time":"2025-12-18T12:06:25","percent_change":0.0,"prev_day_close":2248.84997558594},{"option":"SPX260717P04700000","bid":26.0,"bid_size":91.0,"ask":26.6,"ask_size":189.0,"iv":0.3687,"open_interest":258.0,"volume":0.0,"delta":-0.0383,"gamma":0.0,"vega":3.6985,"theta":-0.4379,"rho":-1.157,"theo":26.2203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.26,"last_trade_time":"2026-02-17T10:27:50","percent_change":0.0,"prev_day_close":25.1999998092651},{"option":"SPX260717C04725000","bid":2200.8,"bid_size":2.0,"ask":2210.2,"ask_size":2.0,"iv":0.3672,"open_interest":0.0,"volume":0.0,"delta":0.9614,"gamma":0.0,"vega":3.7744,"theta":-0.1232,"rho":17.8375,"theo":2204.9687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2224.75},{"option":"SPX260717P04725000","bid":26.5,"bid_size":104.0,"ask":27.2,"ask_size":143.0,"iv":0.366,"open_interest":159.0,"volume":0.0,"delta":-0.0393,"gamma":0.0,"vega":3.7744,"theta":-0.4436,"rho":-1.1859,"theo":26.7739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":28.95,"last_trade_time":"2026-01-29T10:44:23","percent_change":0.0,"prev_day_close":25.6999998092651},{"option":"SPX260717C04750000","bid":2177.6,"bid_size":2.0,"ask":2185.4,"ask_size":2.0,"iv":0.3639,"open_interest":0.0,"volume":0.0,"delta":0.9605,"gamma":0.0,"vega":3.8521,"theta":-0.1326,"rho":17.9079,"theo":2180.9476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2200.69995117188},{"option":"SPX260717P04750000","bid":27.1,"bid_size":95.0,"ask":27.7,"ask_size":147.0,"iv":0.3633,"open_interest":165.0,"volume":0.0,"delta":-0.0403,"gamma":0.0,"vega":3.8521,"theta":-0.4494,"rho":-1.2157,"theo":27.3435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.07,"last_trade_time":"2026-02-04T09:56:15","percent_change":0.0,"prev_day_close":26.1999998092651},{"option":"SPX260717C04775000","bid":2152.7,"bid_size":2.0,"ask":2162.5,"ask_size":2.0,"iv":0.3622,"open_interest":0.0,"volume":0.0,"delta":0.9594,"gamma":0.0001,"vega":3.9315,"theta":-0.1422,"rho":17.9774,"theo":2156.9432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2176.65002441406},{"option":"SPX260717P04775000","bid":27.7,"bid_size":104.0,"ask":28.3,"ask_size":136.0,"iv":0.3606,"open_interest":1126.0,"volume":0.0,"delta":-0.0413,"gamma":0.0001,"vega":3.9315,"theta":-0.4553,"rho":-1.2465,"theo":27.9297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.8,"last_trade_time":"2026-02-12T15:53:10","percent_change":0.0,"prev_day_close":26.8000001907349},{"option":"SPX260717C04800000","bid":2129.7,"bid_size":2.0,"ask":2136.9,"ask_size":2.0,"iv":0.3587,"open_interest":2.0,"volume":0.0,"delta":0.9584,"gamma":0.0001,"vega":4.0125,"theta":-0.1518,"rho":18.0459,"theo":2132.9562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2191.09,"last_trade_time":"2026-02-06T14:00:30","percent_change":0.0,"prev_day_close":2152.69995117188},{"option":"SPX260717P04800000","bid":28.3,"bid_size":104.0,"ask":28.9,"ask_size":172.0,"iv":0.358,"open_interest":1811.0,"volume":1.0,"delta":-0.0423,"gamma":0.0001,"vega":4.0125,"theta":-0.4614,"rho":-1.2783,"theo":28.5332,"change":-1.72,"open":26.08,"high":26.08,"low":26.08,"tick":"down","last_trade_price":26.08,"last_trade_time":"2026-02-18T12:43:17","percent_change":-6.18705,"prev_day_close":27.4000005722046},{"option":"SPX260717C04825000","bid":2104.7,"bid_size":3.0,"ask":2114.7,"ask_size":3.0,"iv":0.357,"open_interest":1.0,"volume":0.0,"delta":0.9573,"gamma":0.0001,"vega":4.0951,"theta":-0.1615,"rho":18.1135,"theo":2108.9872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1964.25,"last_trade_time":"2025-09-16T12:23:15","percent_change":0.0,"prev_day_close":2128.55004882812},{"option":"SPX260717P04825000","bid":28.9,"bid_size":93.0,"ask":29.6,"ask_size":135.0,"iv":0.3554,"open_interest":82.0,"volume":0.0,"delta":-0.0434,"gamma":0.0001,"vega":4.0951,"theta":-0.4675,"rho":-1.311,"theo":29.1548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.47,"last_trade_time":"2026-02-17T10:42:01","percent_change":0.0,"prev_day_close":28.0},{"option":"SPX260717C04850000","bid":2081.7,"bid_size":3.0,"ask":2090.6,"ask_size":5.0,"iv":0.3553,"open_interest":1.0,"volume":0.0,"delta":0.9562,"gamma":0.0001,"vega":4.1792,"theta":-0.1714,"rho":18.1802,"theo":2085.0369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1941.5,"last_trade_time":"2025-09-16T12:23:15","percent_change":0.0,"prev_day_close":2104.65002441406},{"option":"SPX260717P04850000","bid":29.6,"bid_size":108.0,"ask":30.2,"ask_size":185.0,"iv":0.3528,"open_interest":2886.0,"volume":0.0,"delta":-0.0445,"gamma":0.0001,"vega":4.1792,"theta":-0.4737,"rho":-1.3447,"theo":29.7952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.5,"last_trade_time":"2026-02-13T15:37:19","percent_change":0.0,"prev_day_close":28.5999994277954},{"option":"SPX260717C04875000","bid":2056.9,"bid_size":3.0,"ask":2066.6,"ask_size":3.0,"iv":0.3515,"open_interest":0.0,"volume":0.0,"delta":0.9551,"gamma":0.0001,"vega":4.2649,"theta":-0.1813,"rho":18.2459,"theo":2061.1061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2080.60009765625},{"option":"SPX260717P04875000","bid":30.2,"bid_size":121.0,"ask":30.8,"ask_size":119.0,"iv":0.3501,"open_interest":1597.0,"volume":0.0,"delta":-0.0457,"gamma":0.0001,"vega":4.2649,"theta":-0.48,"rho":-1.3792,"theo":30.455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.33,"last_trade_time":"2026-02-13T15:59:54","percent_change":0.0,"prev_day_close":29.1999998092651},{"option":"SPX260717C04900000","bid":2033.8,"bid_size":3.0,"ask":2041.9,"ask_size":3.0,"iv":0.349,"open_interest":1.0,"volume":0.0,"delta":0.9539,"gamma":0.0001,"vega":4.3522,"theta":-0.1914,"rho":18.3108,"theo":2037.1954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2131.08,"last_trade_time":"2026-02-11T14:54:50","percent_change":0.0,"prev_day_close":2056.80004882812},{"option":"SPX260717P04900000","bid":30.9,"bid_size":85.0,"ask":31.5,"ask_size":128.0,"iv":0.3476,"open_interest":657.0,"volume":36.0,"delta":-0.0469,"gamma":0.0001,"vega":4.3522,"theta":-0.4865,"rho":-1.4146,"theo":31.1349,"change":-2.51,"open":28.3,"high":28.3,"low":27.82,"tick":"up","last_trade_price":27.84,"last_trade_time":"2026-02-18T11:06:09","percent_change":-8.27018,"prev_day_close":29.8000001907349},{"option":"SPX260717C04925000","bid":2009.1,"bid_size":3.0,"ask":2018.5,"ask_size":3.0,"iv":0.346,"open_interest":0.0,"volume":0.0,"delta":0.9527,"gamma":0.0001,"vega":4.4413,"theta":-0.2016,"rho":18.3747,"theo":2013.3055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2032.75},{"option":"SPX260717P04925000","bid":31.6,"bid_size":83.0,"ask":32.3,"ask_size":131.0,"iv":0.3451,"open_interest":65.0,"volume":2.0,"delta":-0.0481,"gamma":0.0001,"vega":4.4413,"theta":-0.493,"rho":-1.451,"theo":31.8356,"change":-2.38,"open":28.7,"high":28.7,"low":28.67,"tick":"down","last_trade_price":28.67,"last_trade_time":"2026-02-18T11:00:55","percent_change":-7.66505,"prev_day_close":30.5},{"option":"SPX260717C04950000","bid":1986.1,"bid_size":3.0,"ask":1994.0,"ask_size":3.0,"iv":0.3437,"open_interest":0.0,"volume":0.0,"delta":0.9514,"gamma":0.0001,"vega":4.5323,"theta":-0.2118,"rho":18.4377,"theo":1989.4372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2008.95001220703},{"option":"SPX260717P04950000","bid":32.3,"bid_size":85.0,"ask":33.0,"ask_size":138.0,"iv":0.3425,"open_interest":160.0,"volume":0.0,"delta":-0.0493,"gamma":0.0001,"vega":4.5323,"theta":-0.4997,"rho":-1.4883,"theo":32.5578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.88,"last_trade_time":"2026-02-17T11:11:30","percent_change":0.0,"prev_day_close":31.1999998092651},{"option":"SPX260717C04975000","bid":1961.4,"bid_size":3.0,"ask":1970.8,"ask_size":3.0,"iv":0.3409,"open_interest":1.0,"volume":0.0,"delta":0.9501,"gamma":0.0001,"vega":4.6255,"theta":-0.2222,"rho":18.4996,"theo":1965.591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2060.45,"last_trade_time":"2026-02-11T14:51:17","percent_change":0.0,"prev_day_close":1985.15002441406},{"option":"SPX260717P04975000","bid":33.1,"bid_size":49.0,"ask":33.8,"ask_size":209.0,"iv":0.3401,"open_interest":2102.0,"volume":0.0,"delta":-0.0506,"gamma":0.0001,"vega":4.6255,"theta":-0.5065,"rho":-1.5267,"theo":33.3023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.38,"last_trade_time":"2026-02-17T13:51:51","percent_change":0.0,"prev_day_close":31.8999996185303},{"option":"SPX260717C05000000","bid":1938.5,"bid_size":3.0,"ask":1946.3,"ask_size":3.0,"iv":0.3387,"open_interest":22830.0,"volume":50.0,"delta":0.9488,"gamma":0.0001,"vega":4.7212,"theta":-0.2328,"rho":18.5603,"theo":1941.768,"change":26.03,"open":1960.83,"high":1960.83,"low":1960.83,"tick":"down","last_trade_price":1960.83,"last_trade_time":"2026-02-18T15:45:20","percent_change":1.34536,"prev_day_close":1960.34997558594},{"option":"SPX260717P05000000","bid":33.8,"bid_size":102.0,"ask":34.5,"ask_size":171.0,"iv":0.3375,"open_interest":25311.0,"volume":379.0,"delta":-0.052,"gamma":0.0001,"vega":4.7212,"theta":-0.5134,"rho":-1.5663,"theo":34.0698,"change":-0.66,"open":30.7,"high":32.9,"low":30.58,"tick":"up","last_trade_price":32.59,"last_trade_time":"2026-02-18T16:08:19","percent_change":-1.98496,"prev_day_close":32.6000003814697},{"option":"SPX260717C05025000","bid":1913.8,"bid_size":3.0,"ask":1923.1,"ask_size":3.0,"iv":0.3358,"open_interest":0.0,"volume":0.0,"delta":0.9474,"gamma":0.0001,"vega":4.8194,"theta":-0.2434,"rho":18.6198,"theo":1917.9688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1937.44995117188},{"option":"SPX260717P05025000","bid":34.6,"bid_size":98.0,"ask":35.4,"ask_size":298.0,"iv":0.3351,"open_interest":1109.0,"volume":0.0,"delta":-0.0534,"gamma":0.0001,"vega":4.8194,"theta":-0.5204,"rho":-1.6071,"theo":34.8613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.82,"last_trade_time":"2026-02-17T14:02:22","percent_change":0.0,"prev_day_close":33.3999996185303},{"option":"SPX260717C05050000","bid":1890.9,"bid_size":3.0,"ask":1898.7,"ask_size":3.0,"iv":0.3336,"open_interest":4.0,"volume":0.0,"delta":0.946,"gamma":0.0001,"vega":4.9204,"theta":-0.2541,"rho":18.6778,"theo":1894.1945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1572.84,"last_trade_time":"2025-07-29T14:51:18","percent_change":0.0,"prev_day_close":1913.59997558594},{"option":"SPX260717P05050000","bid":35.4,"bid_size":83.0,"ask":36.1,"ask_size":134.0,"iv":0.3325,"open_interest":1089.0,"volume":2.0,"delta":-0.0548,"gamma":0.0001,"vega":4.9204,"theta":-0.5275,"rho":-1.6494,"theo":35.6776,"change":-2.39,"open":32.38,"high":32.41,"low":32.38,"tick":"up","last_trade_price":32.41,"last_trade_time":"2026-02-18T11:22:01","percent_change":-6.86781,"prev_day_close":34.2000007629394},{"option":"SPX260717C05075000","bid":1866.4,"bid_size":3.0,"ask":1875.5,"ask_size":3.0,"iv":0.3309,"open_interest":1.0,"volume":0.0,"delta":0.9445,"gamma":0.0001,"vega":5.0243,"theta":-0.265,"rho":18.7342,"theo":1870.4462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1831.05,"last_trade_time":"2026-02-05T13:48:53","percent_change":0.0,"prev_day_close":1889.84997558594},{"option":"SPX260717P05075000","bid":36.3,"bid_size":72.0,"ask":37.2,"ask_size":245.0,"iv":0.3303,"open_interest":624.0,"volume":0.0,"delta":-0.0562,"gamma":0.0001,"vega":5.0243,"theta":-0.5348,"rho":-1.6933,"theo":36.5198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.64,"last_trade_time":"2026-02-17T14:43:22","percent_change":0.0,"prev_day_close":35.0},{"option":"SPX260717C05100000","bid":1843.5,"bid_size":3.0,"ask":1851.2,"ask_size":3.0,"iv":0.3287,"open_interest":8.0,"volume":0.0,"delta":0.943,"gamma":0.0001,"vega":5.1309,"theta":-0.276,"rho":18.789,"theo":1846.7249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1766.02,"last_trade_time":"2025-12-17T15:46:19","percent_change":0.0,"prev_day_close":1865.95001220703},{"option":"SPX260717P05100000","bid":37.1,"bid_size":99.0,"ask":37.8,"ask_size":146.0,"iv":0.3276,"open_interest":1251.0,"volume":70.0,"delta":-0.0578,"gamma":0.0001,"vega":5.1309,"theta":-0.5422,"rho":-1.7388,"theo":37.3891,"change":-2.89,"open":33.7,"high":34.3,"low":33.58,"tick":"down","last_trade_price":33.61,"last_trade_time":"2026-02-18T13:09:12","percent_change":-7.91781,"prev_day_close":35.7999992370606},{"option":"SPX260717C05125000","bid":1819.0,"bid_size":3.0,"ask":1827.6,"ask_size":3.0,"iv":0.3255,"open_interest":0.0,"volume":0.0,"delta":0.9414,"gamma":0.0001,"vega":5.2401,"theta":-0.2871,"rho":18.8421,"theo":1823.0317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1842.34997558594},{"option":"SPX260717P05125000","bid":38.0,"bid_size":79.0,"ask":38.8,"ask_size":161.0,"iv":0.3252,"open_interest":171.0,"volume":0.0,"delta":-0.0593,"gamma":0.0001,"vega":5.2401,"theta":-0.5496,"rho":-1.786,"theo":38.2865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.75,"last_trade_time":"2026-02-17T10:10:12","percent_change":0.0,"prev_day_close":36.6500015258789},{"option":"SPX260717C05150000","bid":1796.1,"bid_size":3.0,"ask":1803.1,"ask_size":3.0,"iv":0.3231,"open_interest":3.0,"volume":0.0,"delta":0.9398,"gamma":0.0001,"vega":5.3519,"theta":-0.2983,"rho":18.8934,"theo":1799.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1536.61,"last_trade_time":"2025-08-18T16:14:52","percent_change":0.0,"prev_day_close":1818.64996337891},{"option":"SPX260717P05150000","bid":39.0,"bid_size":68.0,"ask":39.6,"ask_size":136.0,"iv":0.3228,"open_interest":1249.0,"volume":0.0,"delta":-0.0609,"gamma":0.0001,"vega":5.3519,"theta":-0.5573,"rho":-1.8349,"theo":39.2133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.4,"last_trade_time":"2026-02-12T15:57:27","percent_change":0.0,"prev_day_close":37.5},{"option":"SPX260717C05175000","bid":1771.7,"bid_size":3.0,"ask":1780.1,"ask_size":3.0,"iv":0.3205,"open_interest":0.0,"volume":0.0,"delta":0.9382,"gamma":0.0001,"vega":5.4659,"theta":-0.3097,"rho":18.9431,"theo":1775.7343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1795.0},{"option":"SPX260717P05175000","bid":39.9,"bid_size":74.0,"ask":40.7,"ask_size":161.0,"iv":0.3205,"open_interest":262.0,"volume":4.0,"delta":-0.0626,"gamma":0.0001,"vega":5.4659,"theta":-0.565,"rho":-1.8855,"theo":40.1704,"change":-3.23,"open":36.04,"high":36.04,"low":36.02,"tick":"down","last_trade_price":36.02,"last_trade_time":"2026-02-18T11:02:33","percent_change":-8.2293,"prev_day_close":38.4500007629394},{"option":"SPX260717C05200000","bid":1748.9,"bid_size":3.0,"ask":1755.8,"ask_size":3.0,"iv":0.3183,"open_interest":4.0,"volume":0.0,"delta":0.9364,"gamma":0.0001,"vega":5.582,"theta":-0.3212,"rho":18.9912,"theo":1752.1324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1716.93,"last_trade_time":"2026-02-05T13:44:17","percent_change":0.0,"prev_day_close":1771.25},{"option":"SPX260717P05200000","bid":40.9,"bid_size":83.0,"ask":41.6,"ask_size":118.0,"iv":0.318,"open_interest":1144.0,"volume":5.0,"delta":-0.0643,"gamma":0.0001,"vega":5.582,"theta":-0.5729,"rho":-1.9377,"theo":41.159,"change":-1.04,"open":39.16,"high":39.16,"low":39.16,"tick":"no_change","last_trade_price":39.16,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.58707,"prev_day_close":39.3499984741211},{"option":"SPX260717C05225000","bid":1724.6,"bid_size":3.0,"ask":1733.1,"ask_size":3.0,"iv":0.316,"open_interest":0.0,"volume":0.0,"delta":0.9347,"gamma":0.0001,"vega":5.7,"theta":-0.3328,"rho":19.0378,"theo":1728.5629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1747.75},{"option":"SPX260717P05225000","bid":41.9,"bid_size":71.0,"ask":42.7,"ask_size":156.0,"iv":0.3157,"open_interest":234.0,"volume":4.0,"delta":-0.0661,"gamma":0.0001,"vega":5.7,"theta":-0.5809,"rho":-1.9915,"theo":42.1801,"change":-3.02,"open":38.13,"high":38.23,"low":38.13,"tick":"up","last_trade_price":38.23,"last_trade_time":"2026-02-18T11:29:47","percent_change":-7.32121,"prev_day_close":40.3499984741211},{"option":"SPX260717C05250000","bid":1701.8,"bid_size":3.0,"ask":1708.6,"ask_size":3.0,"iv":0.3135,"open_interest":18.0,"volume":0.0,"delta":0.9328,"gamma":0.0001,"vega":5.82,"theta":-0.3445,"rho":19.0828,"theo":1705.0268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1194.66,"last_trade_time":"2025-06-26T11:01:35","percent_change":0.0,"prev_day_close":1724.0},{"option":"SPX260717P05250000","bid":42.9,"bid_size":76.0,"ask":43.6,"ask_size":102.0,"iv":0.3132,"open_interest":749.0,"volume":0.0,"delta":-0.0679,"gamma":0.0001,"vega":5.82,"theta":-0.589,"rho":-2.0467,"theo":43.2347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.57,"last_trade_time":"2026-02-10T15:41:48","percent_change":0.0,"prev_day_close":41.2999992370606},{"option":"SPX260717C05275000","bid":1677.5,"bid_size":3.0,"ask":1686.0,"ask_size":3.0,"iv":0.3112,"open_interest":3.0,"volume":0.0,"delta":0.931,"gamma":0.0001,"vega":5.9421,"theta":-0.3564,"rho":19.1265,"theo":1681.5251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1691.46,"last_trade_time":"2026-02-04T13:50:39","percent_change":0.0,"prev_day_close":1700.5},{"option":"SPX260717P05275000","bid":44.0,"bid_size":71.0,"ask":44.8,"ask_size":135.0,"iv":0.311,"open_interest":388.0,"volume":0.0,"delta":-0.0698,"gamma":0.0001,"vega":5.9421,"theta":-0.5972,"rho":-2.1033,"theo":44.3236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":51.49,"last_trade_time":"2026-02-17T10:42:01","percent_change":0.0,"prev_day_close":42.3499984741211},{"option":"SPX260717C05300000","bid":1654.9,"bid_size":3.0,"ask":1661.7,"ask_size":3.0,"iv":0.3089,"open_interest":39.0,"volume":0.0,"delta":0.929,"gamma":0.0001,"vega":6.0665,"theta":-0.3684,"rho":19.1687,"theo":1658.0587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1715.65,"last_trade_time":"2026-02-06T14:00:30","percent_change":0.0,"prev_day_close":1676.89996337891},{"option":"SPX260717P05300000","bid":45.1,"bid_size":85.0,"ask":45.8,"ask_size":123.0,"iv":0.3085,"open_interest":2007.0,"volume":9.0,"delta":-0.0717,"gamma":0.0001,"vega":6.0665,"theta":-0.6056,"rho":-2.1615,"theo":45.4477,"change":-3.45,"open":40.94,"high":41.0,"low":40.73,"tick":"up","last_trade_price":41.0,"last_trade_time":"2026-02-18T13:21:53","percent_change":-7.76153,"prev_day_close":43.3999996185303},{"option":"SPX260717C05325000","bid":1630.7,"bid_size":3.0,"ask":1639.0,"ask_size":3.0,"iv":0.3066,"open_interest":0.0,"volume":0.0,"delta":0.927,"gamma":0.0001,"vega":6.1937,"theta":-0.3804,"rho":19.2092,"theo":1634.6284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1653.45001220703},{"option":"SPX260717P05325000","bid":46.2,"bid_size":74.0,"ask":47.2,"ask_size":216.0,"iv":0.3064,"open_interest":266.0,"volume":0.0,"delta":-0.0738,"gamma":0.0001,"vega":6.1937,"theta":-0.614,"rho":-2.2212,"theo":46.6081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":54.65,"last_trade_time":"2026-02-05T16:07:22","percent_change":0.0,"prev_day_close":44.5499992370606},{"option":"SPX260717C05350000","bid":1608.0,"bid_size":3.0,"ask":1614.8,"ask_size":3.0,"iv":0.3042,"open_interest":50.0,"volume":0.0,"delta":0.9249,"gamma":0.0001,"vega":6.324,"theta":-0.3926,"rho":19.2478,"theo":1611.2354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1427.0,"last_trade_time":"2025-09-10T11:27:51","percent_change":0.0,"prev_day_close":1629.95001220703},{"option":"SPX260717P05350000","bid":47.4,"bid_size":119.0,"ask":48.2,"ask_size":108.0,"iv":0.3039,"open_interest":398.0,"volume":0.0,"delta":-0.0758,"gamma":0.0001,"vega":6.324,"theta":-0.6226,"rho":-2.2829,"theo":47.8056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":45.1,"last_trade_time":"2026-02-03T15:58:07","percent_change":0.0,"prev_day_close":45.6500015258789},{"option":"SPX260717C05375000","bid":1583.9,"bid_size":3.0,"ask":1592.5,"ask_size":3.0,"iv":0.3022,"open_interest":1.0,"volume":0.0,"delta":0.9228,"gamma":0.0001,"vega":6.4577,"theta":-0.4049,"rho":19.2844,"theo":1587.8807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1653.97,"last_trade_time":"2026-02-03T15:58:03","percent_change":0.0,"prev_day_close":1606.30004882812},{"option":"SPX260717P05375000","bid":48.6,"bid_size":74.0,"ask":49.6,"ask_size":147.0,"iv":0.3018,"open_interest":202.0,"volume":4.0,"delta":-0.078,"gamma":0.0001,"vega":6.4577,"theta":-0.6313,"rho":-2.3466,"theo":49.0416,"change":-3.9,"open":44.0,"high":44.15,"low":44.0,"tick":"up","last_trade_price":44.15,"last_trade_time":"2026-02-18T10:52:07","percent_change":-8.11655,"prev_day_close":46.7999992370606},{"option":"SPX260717C05400000","bid":1560.8,"bid_size":3.0,"ask":1568.3,"ask_size":3.0,"iv":0.2994,"open_interest":3.0,"volume":0.0,"delta":0.9206,"gamma":0.0001,"vega":6.5949,"theta":-0.4174,"rho":19.3187,"theo":1564.5658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1206.47,"last_trade_time":"2025-08-05T13:21:15","percent_change":0.0,"prev_day_close":1583.20001220703},{"option":"SPX260717P05400000","bid":49.9,"bid_size":140.0,"ask":50.6,"ask_size":102.0,"iv":0.2993,"open_interest":1953.0,"volume":2.0,"delta":-0.0802,"gamma":0.0001,"vega":6.5949,"theta":-0.6401,"rho":-2.4126,"theo":50.3172,"change":-1.37,"open":47.86,"high":47.86,"low":47.83,"tick":"down","last_trade_price":47.83,"last_trade_time":"2026-02-18T16:08:19","percent_change":-2.78455,"prev_day_close":48.0},{"option":"SPX260717C05425000","bid":1537.4,"bid_size":3.0,"ask":1545.9,"ask_size":3.0,"iv":0.2977,"open_interest":0.0,"volume":0.0,"delta":0.9183,"gamma":0.0001,"vega":6.7356,"theta":-0.4299,"rho":19.3504,"theo":1541.292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1559.70001220703},{"option":"SPX260717P05425000","bid":51.2,"bid_size":68.0,"ask":52.1,"ask_size":130.0,"iv":0.2972,"open_interest":578.0,"volume":0.0,"delta":-0.0825,"gamma":0.0001,"vega":6.7356,"theta":-0.649,"rho":-2.4812,"theo":51.6341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.16,"last_trade_time":"2026-02-12T14:18:35","percent_change":0.0,"prev_day_close":49.25},{"option":"SPX260717C05450000","bid":1514.9,"bid_size":3.0,"ask":1522.1,"ask_size":3.0,"iv":0.2956,"open_interest":0.0,"volume":0.0,"delta":0.9159,"gamma":0.0001,"vega":6.8796,"theta":-0.4425,"rho":19.3795,"theo":1518.061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1536.44995117188},{"option":"SPX260717P05450000","bid":52.5,"bid_size":145.0,"ask":53.4,"ask_size":141.0,"iv":0.2949,"open_interest":1430.0,"volume":0.0,"delta":-0.0848,"gamma":0.0001,"vega":6.8796,"theta":-0.658,"rho":-2.5524,"theo":52.9936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.29,"last_trade_time":"2026-02-13T11:15:24","percent_change":0.0,"prev_day_close":50.5},{"option":"SPX260717C05475000","bid":1491.0,"bid_size":3.0,"ask":1499.4,"ask_size":3.0,"iv":0.2932,"open_interest":3.0,"volume":0.0,"delta":0.9135,"gamma":0.0001,"vega":7.0266,"theta":-0.4552,"rho":19.4059,"theo":1494.8742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1505.78,"last_trade_time":"2026-02-04T13:50:39","percent_change":0.0,"prev_day_close":1513.20001220703},{"option":"SPX260717P05475000","bid":53.9,"bid_size":68.0,"ask":54.9,"ask_size":134.0,"iv":0.2927,"open_interest":332.0,"volume":1.0,"delta":-0.0872,"gamma":0.0001,"vega":7.0266,"theta":-0.6671,"rho":-2.6263,"theo":54.3974,"change":-3.27,"open":49.93,"high":49.93,"low":49.93,"tick":"down","last_trade_price":49.93,"last_trade_time":"2026-02-18T13:34:50","percent_change":-6.14662,"prev_day_close":51.8499984741211},{"option":"SPX260717C05500000","bid":1468.6,"bid_size":3.0,"ask":1475.7,"ask_size":3.0,"iv":0.2911,"open_interest":43.0,"volume":0.0,"delta":0.911,"gamma":0.0001,"vega":7.176,"theta":-0.468,"rho":19.4298,"theo":1471.7331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1562.14,"last_trade_time":"2026-02-11T14:54:50","percent_change":0.0,"prev_day_close":1490.10003662109},{"option":"SPX260717P05500000","bid":55.3,"bid_size":143.0,"ask":56.3,"ask_size":150.0,"iv":0.2905,"open_interest":3641.0,"volume":0.0,"delta":-0.0898,"gamma":0.0001,"vega":7.176,"theta":-0.6763,"rho":-2.7027,"theo":55.8469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":57.3,"last_trade_time":"2026-02-13T11:05:23","percent_change":0.0,"prev_day_close":53.2000007629394},{"option":"SPX260717C05525000","bid":1444.8,"bid_size":3.0,"ask":1452.5,"ask_size":3.0,"iv":0.2884,"open_interest":9.0,"volume":0.0,"delta":0.9084,"gamma":0.0001,"vega":7.3276,"theta":-0.4809,"rho":19.4513,"theo":1448.639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1516.53,"last_trade_time":"2026-01-23T15:57:24","percent_change":0.0,"prev_day_close":1466.75},{"option":"SPX260717P05525000","bid":56.8,"bid_size":111.0,"ask":57.8,"ask_size":120.0,"iv":0.2883,"open_interest":287.0,"volume":0.0,"delta":-0.0923,"gamma":0.0001,"vega":7.3276,"theta":-0.6856,"rho":-2.7814,"theo":57.3435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":54.53,"last_trade_time":"2026-02-17T14:43:22","percent_change":0.0,"prev_day_close":54.6000003814697},{"option":"SPX260717C05550000","bid":1422.4,"bid_size":3.0,"ask":1428.8,"ask_size":3.0,"iv":0.2862,"open_interest":1.0,"volume":0.0,"delta":0.9058,"gamma":0.0001,"vega":7.481,"theta":-0.4939,"rho":19.4707,"theo":1425.5932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1093.74,"last_trade_time":"2025-07-17T14:02:20","percent_change":0.0,"prev_day_close":1443.70001220703},{"option":"SPX260717P05550000","bid":58.3,"bid_size":135.0,"ask":59.2,"ask_size":110.0,"iv":0.286,"open_interest":3655.0,"volume":3002.0,"delta":-0.095,"gamma":0.0001,"vega":7.481,"theta":-0.6949,"rho":-2.8624,"theo":58.8883,"change":-1.8,"open":53.12,"high":55.9,"low":53.12,"tick":"down","last_trade_price":55.8,"last_trade_time":"2026-02-18T14:29:00","percent_change":-3.125,"prev_day_close":56.1000003814697},{"option":"SPX260717C05575000","bid":1398.7,"bid_size":3.0,"ask":1406.4,"ask_size":3.0,"iv":0.2839,"open_interest":4.0,"volume":0.0,"delta":0.903,"gamma":0.0001,"vega":7.6362,"theta":-0.5069,"rho":19.4881,"theo":1402.5966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1493.33,"last_trade_time":"2026-02-11T14:51:17","percent_change":0.0,"prev_day_close":1420.54998779297},{"option":"SPX260717P05575000","bid":59.9,"bid_size":132.0,"ask":61.0,"ask_size":190.0,"iv":0.2839,"open_interest":2711.0,"volume":25.0,"delta":-0.0978,"gamma":0.0001,"vega":7.6362,"theta":-0.7043,"rho":-2.9453,"theo":60.4823,"change":-3.71,"open":55.8,"high":55.8,"low":55.54,"tick":"down","last_trade_price":55.54,"last_trade_time":"2026-02-18T10:01:54","percent_change":-6.2616,"prev_day_close":57.6000003814697},{"option":"SPX260717C05600000","bid":1376.5,"bid_size":3.0,"ask":1383.5,"ask_size":3.0,"iv":0.2823,"open_interest":6.0,"volume":0.0,"delta":0.9002,"gamma":0.0001,"vega":7.7937,"theta":-0.52,"rho":19.5034,"theo":1379.6502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1472.33,"last_trade_time":"2026-01-29T14:21:18","percent_change":0.0,"prev_day_close":1397.79998779297},{"option":"SPX260717P05600000","bid":61.5,"bid_size":132.0,"ask":62.5,"ask_size":132.0,"iv":0.2816,"open_interest":2650.0,"volume":0.0,"delta":-0.1006,"gamma":0.0001,"vega":7.7937,"theta":-0.7138,"rho":-3.0303,"theo":62.1265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":61.0,"last_trade_time":"2026-02-17T15:29:21","percent_change":0.0,"prev_day_close":59.1000003814697},{"option":"SPX260717C05625000","bid":1352.9,"bid_size":3.0,"ask":1360.5,"ask_size":3.0,"iv":0.2796,"open_interest":1.0,"volume":0.0,"delta":0.8972,"gamma":0.0001,"vega":7.9538,"theta":-0.5332,"rho":19.5165,"theo":1356.755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1001.0,"last_trade_time":"2025-07-07T09:40:18","percent_change":0.0,"prev_day_close":1374.54998779297},{"option":"SPX260717P05625000","bid":63.2,"bid_size":110.0,"ask":64.2,"ask_size":111.0,"iv":0.2795,"open_interest":440.0,"volume":2.0,"delta":-0.1035,"gamma":0.0001,"vega":7.9538,"theta":-0.7234,"rho":-3.1174,"theo":63.8219,"change":-4.94,"open":57.51,"high":57.51,"low":57.51,"tick":"up","last_trade_price":57.51,"last_trade_time":"2026-02-18T12:18:13","percent_change":-7.91033,"prev_day_close":60.75},{"option":"SPX260717C05650000","bid":1330.8,"bid_size":3.0,"ask":1337.1,"ask_size":3.0,"iv":0.2775,"open_interest":14.0,"volume":0.0,"delta":0.8942,"gamma":0.0001,"vega":8.1172,"theta":-0.5464,"rho":19.5271,"theo":1333.9122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":984.5,"last_trade_time":"2025-07-11T14:17:18","percent_change":0.0,"prev_day_close":1351.70001220703},{"option":"SPX260717P05650000","bid":64.9,"bid_size":132.0,"ask":65.9,"ask_size":123.0,"iv":0.2773,"open_interest":2765.0,"volume":0.0,"delta":-0.1065,"gamma":0.0001,"vega":8.1172,"theta":-0.733,"rho":-3.2071,"theo":65.5696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.11,"last_trade_time":"2026-02-12T12:16:11","percent_change":0.0,"prev_day_close":62.3999996185303},{"option":"SPX260717C05675000","bid":1307.3,"bid_size":3.0,"ask":1315.3,"ask_size":3.0,"iv":0.2756,"open_interest":6.0,"volume":0.0,"delta":0.8911,"gamma":0.0002,"vega":8.2842,"theta":-0.5597,"rho":19.5347,"theo":1311.1231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1276.77,"last_trade_time":"2026-02-05T13:48:53","percent_change":0.0,"prev_day_close":1328.84997558594},{"option":"SPX260717P05675000","bid":66.7,"bid_size":126.0,"ask":67.7,"ask_size":120.0,"iv":0.2751,"open_interest":3474.0,"volume":0.0,"delta":-0.1096,"gamma":0.0002,"vega":8.2842,"theta":-0.7426,"rho":-3.2998,"theo":67.3712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.01,"last_trade_time":"2026-02-13T16:06:40","percent_change":0.0,"prev_day_close":64.0500011444092},{"option":"SPX260717C05700000","bid":1285.3,"bid_size":3.0,"ask":1291.4,"ask_size":3.0,"iv":0.2732,"open_interest":29.0,"volume":0.0,"delta":0.8879,"gamma":0.0002,"vega":8.4551,"theta":-0.573,"rho":19.539,"theo":1288.3895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1376.87,"last_trade_time":"2026-02-11T14:54:50","percent_change":0.0,"prev_day_close":1305.79998779297},{"option":"SPX260717P05700000","bid":68.5,"bid_size":155.0,"ask":69.6,"ask_size":124.0,"iv":0.273,"open_interest":2007.0,"volume":0.0,"delta":-0.1128,"gamma":0.0002,"vega":8.4551,"theta":-0.7523,"rho":-3.3959,"theo":69.2282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":67.55,"last_trade_time":"2026-02-13T14:27:24","percent_change":0.0,"prev_day_close":65.8499984741211},{"option":"SPX260717C05725000","bid":1261.9,"bid_size":3.0,"ask":1269.3,"ask_size":3.0,"iv":0.2709,"open_interest":0.0,"volume":0.0,"delta":0.8846,"gamma":0.0002,"vega":8.6296,"theta":-0.5863,"rho":19.5395,"theo":1265.7133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1283.04998779297},{"option":"SPX260717P05725000","bid":70.4,"bid_size":132.0,"ask":71.5,"ask_size":96.0,"iv":0.2708,"open_interest":623.0,"volume":0.0,"delta":-0.1161,"gamma":0.0002,"vega":8.6296,"theta":-0.762,"rho":-3.4956,"theo":71.1425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.99,"last_trade_time":"2026-02-12T15:26:55","percent_change":0.0,"prev_day_close":67.6500015258789},{"option":"SPX260717C05750000","bid":1240.0,"bid_size":3.0,"ask":1246.1,"ask_size":3.0,"iv":0.2689,"open_interest":12.0,"volume":0.0,"delta":0.8812,"gamma":0.0002,"vega":8.8073,"theta":-0.5996,"rho":19.5362,"theo":1243.0964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1361.28,"last_trade_time":"2026-01-12T11:00:08","percent_change":0.0,"prev_day_close":1260.44995117188},{"option":"SPX260717P05750000","bid":72.4,"bid_size":97.0,"ask":73.4,"ask_size":87.0,"iv":0.2687,"open_interest":739.0,"volume":3.0,"delta":-0.1195,"gamma":0.0002,"vega":8.8073,"theta":-0.7717,"rho":-3.5992,"theo":73.1163,"change":-6.0,"open":65.8,"high":65.8,"low":65.8,"tick":"down","last_trade_price":65.8,"last_trade_time":"2026-02-18T12:18:13","percent_change":-8.35655,"prev_day_close":69.5999984741211},{"option":"SPX260717C05775000","bid":1216.8,"bid_size":3.0,"ask":1224.6,"ask_size":3.0,"iv":0.267,"open_interest":4.0,"volume":0.0,"delta":0.8777,"gamma":0.0002,"vega":8.9876,"theta":-0.6129,"rho":19.5294,"theo":1220.541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1309.12,"last_trade_time":"2026-02-11T14:51:17","percent_change":0.0,"prev_day_close":1237.60003662109},{"option":"SPX260717P05775000","bid":74.4,"bid_size":122.0,"ask":75.5,"ask_size":93.0,"iv":0.2666,"open_interest":221.0,"volume":0.0,"delta":-0.123,"gamma":0.0002,"vega":8.9876,"theta":-0.7814,"rho":-3.7064,"theo":75.1514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.1,"last_trade_time":"2026-02-12T13:23:32","percent_change":0.0,"prev_day_close":71.4500007629394},{"option":"SPX260717C05800000","bid":1195.0,"bid_size":3.0,"ask":1201.3,"ask_size":3.0,"iv":0.2646,"open_interest":25.0,"volume":0.0,"delta":0.8741,"gamma":0.0002,"vega":9.1695,"theta":-0.6262,"rho":19.5192,"theo":1198.0486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1168.25,"last_trade_time":"2026-02-05T13:44:17","percent_change":0.0,"prev_day_close":1215.20001220703},{"option":"SPX260717P05800000","bid":76.5,"bid_size":136.0,"ask":77.6,"ask_size":109.0,"iv":0.2645,"open_interest":1723.0,"volume":0.0,"delta":-0.1267,"gamma":0.0002,"vega":9.1695,"theta":-0.7911,"rho":-3.8168,"theo":77.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.36,"last_trade_time":"2026-02-17T13:51:51","percent_change":0.0,"prev_day_close":73.5},{"option":"SPX260717C05825000","bid":1171.9,"bid_size":3.0,"ask":1179.6,"ask_size":3.0,"iv":0.2627,"open_interest":9.0,"volume":0.0,"delta":0.8704,"gamma":0.0002,"vega":9.3528,"theta":-0.6395,"rho":19.5061,"theo":1175.6209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":917.26,"last_trade_time":"2025-09-02T15:05:14","percent_change":0.0,"prev_day_close":1192.54998779297},{"option":"SPX260717P05825000","bid":78.7,"bid_size":85.0,"ask":79.8,"ask_size":88.0,"iv":0.2624,"open_interest":359.0,"volume":0.0,"delta":-0.1304,"gamma":0.0002,"vega":9.3528,"theta":-0.8008,"rho":-3.9302,"theo":79.4126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.04,"last_trade_time":"2026-02-17T15:07:12","percent_change":0.0,"prev_day_close":75.5},{"option":"SPX260717C05850000","bid":1150.2,"bid_size":3.0,"ask":1156.1,"ask_size":3.0,"iv":0.2604,"open_interest":9.0,"volume":0.0,"delta":0.8665,"gamma":0.0002,"vega":9.5373,"theta":-0.6528,"rho":19.4904,"theo":1153.259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1095.46,"last_trade_time":"2025-12-17T15:46:59","percent_change":0.0,"prev_day_close":1170.20001220703},{"option":"SPX260717P05850000","bid":80.9,"bid_size":106.0,"ask":82.0,"ask_size":82.0,"iv":0.2603,"open_interest":542.0,"volume":0.0,"delta":-0.1342,"gamma":0.0002,"vega":9.5373,"theta":-0.8104,"rho":-4.0463,"theo":81.6413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.8,"last_trade_time":"2026-02-13T12:49:48","percent_change":0.0,"prev_day_close":77.7000007629394},{"option":"SPX260717C05875000","bid":1127.3,"bid_size":3.0,"ask":1134.8,"ask_size":3.0,"iv":0.2585,"open_interest":29.0,"volume":0.0,"delta":0.8626,"gamma":0.0002,"vega":9.7234,"theta":-0.666,"rho":19.472,"theo":1130.9642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1099.13,"last_trade_time":"2026-02-05T13:48:53","percent_change":0.0,"prev_day_close":1147.69995117188},{"option":"SPX260717P05875000","bid":83.2,"bid_size":102.0,"ask":84.3,"ask_size":48.0,"iv":0.2582,"open_interest":546.0,"volume":7.0,"delta":-0.1382,"gamma":0.0002,"vega":9.7234,"theta":-0.82,"rho":-4.1649,"theo":83.937,"change":-3.85,"open":74.98,"high":78.6,"low":74.89,"tick":"no_change","last_trade_price":78.6,"last_trade_time":"2026-02-18T15:51:55","percent_change":-4.6695,"prev_day_close":79.8500022888184},{"option":"SPX260717C05900000","bid":1105.8,"bid_size":3.0,"ask":1111.9,"ask_size":3.0,"iv":0.2562,"open_interest":112.0,"volume":0.0,"delta":0.8585,"gamma":0.0002,"vega":9.9116,"theta":-0.6792,"rho":19.4507,"theo":1108.7375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1129.49,"last_trade_time":"2026-02-04T13:44:23","percent_change":0.0,"prev_day_close":1125.5},{"option":"SPX260717P05900000","bid":85.5,"bid_size":127.0,"ask":86.7,"ask_size":100.0,"iv":0.256,"open_interest":1319.0,"volume":7.0,"delta":-0.1422,"gamma":0.0002,"vega":9.9116,"theta":-0.8296,"rho":-4.2865,"theo":86.301,"change":-7.86,"open":76.88,"high":77.9,"low":76.88,"tick":"down","last_trade_price":77.04,"last_trade_time":"2026-02-18T13:09:12","percent_change":-9.25795,"prev_day_close":82.0499992370606},{"option":"SPX260717C05925000","bid":1082.4,"bid_size":3.0,"ask":1089.6,"ask_size":3.0,"iv":0.2536,"open_interest":30.0,"volume":0.0,"delta":0.8543,"gamma":0.0002,"vega":10.103,"theta":-0.6923,"rho":19.4259,"theo":1086.5808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":849.72,"last_trade_time":"2025-07-29T11:59:59","percent_change":0.0,"prev_day_close":1103.25},{"option":"SPX260717P05925000","bid":87.9,"bid_size":110.0,"ask":89.1,"ask_size":38.0,"iv":0.2539,"open_interest":467.0,"volume":0.0,"delta":-0.1464,"gamma":0.0002,"vega":10.103,"theta":-0.8391,"rho":-4.4116,"theo":88.7349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.33,"last_trade_time":"2026-02-17T11:11:30","percent_change":0.0,"prev_day_close":84.4500007629394},{"option":"SPX260717C05950000","bid":1061.6,"bid_size":3.0,"ask":1067.3,"ask_size":3.0,"iv":0.252,"open_interest":202.0,"volume":0.0,"delta":0.85,"gamma":0.0002,"vega":10.2977,"theta":-0.7053,"rho":19.3968,"theo":1064.496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1138.46,"last_trade_time":"2025-12-30T11:01:05","percent_change":0.0,"prev_day_close":1081.10003662109},{"option":"SPX260717P05950000","bid":90.5,"bid_size":97.0,"ask":91.6,"ask_size":71.0,"iv":0.2518,"open_interest":598.0,"volume":103.0,"delta":-0.1508,"gamma":0.0002,"vega":10.2977,"theta":-0.8485,"rho":-4.541,"theo":91.2407,"change":-2.24,"open":81.7,"high":87.46,"low":81.37,"tick":"up","last_trade_price":87.46,"last_trade_time":"2026-02-18T15:38:46","percent_change":-2.49721,"prev_day_close":86.8500022888184},{"option":"SPX260717C05975000","bid":1039.0,"bid_size":3.0,"ask":1045.8,"ask_size":5.0,"iv":0.2498,"open_interest":19.0,"volume":0.0,"delta":0.8455,"gamma":0.0002,"vega":10.4961,"theta":-0.7182,"rho":19.3628,"theo":1042.4858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1106.09,"last_trade_time":"2026-02-03T15:58:03","percent_change":0.0,"prev_day_close":1058.95001220703},{"option":"SPX260717P05975000","bid":93.0,"bid_size":121.0,"ask":94.2,"ask_size":57.0,"iv":0.2497,"open_interest":1772.0,"volume":13.0,"delta":-0.1552,"gamma":0.0002,"vega":10.4961,"theta":-0.8578,"rho":-4.6753,"theo":93.8211,"change":-7.05,"open":83.68,"high":85.35,"low":83.67,"tick":"up","last_trade_price":85.35,"last_trade_time":"2026-02-18T13:30:23","percent_change":-7.62987,"prev_day_close":89.3500022888184},{"option":"SPX260717C06000000","bid":1017.7,"bid_size":20.0,"ask":1023.3,"ask_size":20.0,"iv":0.2478,"open_interest":28800.0,"volume":50.0,"delta":0.841,"gamma":0.0002,"vega":10.6974,"theta":-0.731,"rho":19.3237,"theo":1020.5531,"change":21.88,"open":1036.33,"high":1036.33,"low":1036.33,"tick":"down","last_trade_price":1036.33,"last_trade_time":"2026-02-18T15:45:20","percent_change":2.15684,"prev_day_close":1036.90002441406},{"option":"SPX260717P06000000","bid":95.7,"bid_size":118.0,"ask":97.0,"ask_size":97.0,"iv":0.2477,"open_interest":32117.0,"volume":115.0,"delta":-0.1598,"gamma":0.0002,"vega":10.6974,"theta":-0.867,"rho":-4.8147,"theo":96.479,"change":-3.49,"open":94.56,"high":94.56,"low":86.98,"tick":"no_change","last_trade_price":91.51,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.67368,"prev_day_close":91.8500022888184},{"option":"SPX260717C06025000","bid":995.3,"bid_size":3.0,"ask":1002.0,"ask_size":5.0,"iv":0.2457,"open_interest":72.0,"volume":0.0,"delta":0.8362,"gamma":0.0002,"vega":10.9009,"theta":-0.7437,"rho":19.2795,"theo":998.701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1097.02,"last_trade_time":"2025-11-11T13:25:22","percent_change":0.0,"prev_day_close":1014.95001220703},{"option":"SPX260717P06025000","bid":98.5,"bid_size":92.0,"ask":99.7,"ask_size":35.0,"iv":0.2456,"open_interest":642.0,"volume":10.0,"delta":-0.1645,"gamma":0.0002,"vega":10.9009,"theta":-0.876,"rho":-4.9592,"theo":99.2175,"change":-3.65,"open":95.73,"high":95.73,"low":94.2,"tick":"down","last_trade_price":94.2,"last_trade_time":"2026-02-18T16:01:17","percent_change":-3.7302,"prev_day_close":94.5499992370606},{"option":"SPX260717C06050000","bid":974.2,"bid_size":3.0,"ask":979.7,"ask_size":3.0,"iv":0.2436,"open_interest":14.0,"volume":0.0,"delta":0.8314,"gamma":0.0002,"vega":11.1053,"theta":-0.7563,"rho":19.2309,"theo":976.9321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":947.53,"last_trade_time":"2025-11-25T11:12:58","percent_change":0.0,"prev_day_close":993.25},{"option":"SPX260717P06050000","bid":101.3,"bid_size":95.0,"ask":102.6,"ask_size":72.0,"iv":0.2435,"open_interest":797.0,"volume":0.0,"delta":-0.1694,"gamma":0.0002,"vega":11.1053,"theta":-0.885,"rho":-5.1081,"theo":102.0392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":100.49,"last_trade_time":"2026-02-17T15:44:43","percent_change":0.0,"prev_day_close":97.25},{"option":"SPX260717C06075000","bid":951.9,"bid_size":3.0,"ask":958.6,"ask_size":5.0,"iv":0.2415,"open_interest":6.0,"volume":0.0,"delta":0.8264,"gamma":0.0002,"vega":11.3099,"theta":-0.7687,"rho":19.1784,"theo":955.2489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1043.56,"last_trade_time":"2026-01-29T14:37:13","percent_change":0.0,"prev_day_close":971.350006103516},{"option":"SPX260717P06075000","bid":104.2,"bid_size":94.0,"ask":105.4,"ask_size":23.0,"iv":0.2414,"open_interest":657.0,"volume":8.0,"delta":-0.1744,"gamma":0.0002,"vega":11.3099,"theta":-0.8938,"rho":-5.2608,"theo":104.9466,"change":-3.8,"open":99.7,"high":99.7,"low":99.7,"tick":"down","last_trade_price":99.7,"last_trade_time":"2026-02-18T16:01:17","percent_change":-3.6715,"prev_day_close":100.049999237061},{"option":"SPX260717C06100000","bid":931.0,"bid_size":3.0,"ask":936.8,"ask_size":3.0,"iv":0.2394,"open_interest":217.0,"volume":0.0,"delta":0.8212,"gamma":0.0002,"vega":11.5145,"theta":-0.7809,"rho":19.1226,"theo":933.6532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":932.76,"last_trade_time":"2026-02-13T14:55:41","percent_change":0.0,"prev_day_close":949.699981689453},{"option":"SPX260717P06100000","bid":107.2,"bid_size":115.0,"ask":108.5,"ask_size":82.0,"iv":0.2393,"open_interest":2391.0,"volume":14.0,"delta":-0.1796,"gamma":0.0002,"vega":11.5145,"theta":-0.9024,"rho":-5.4169,"theo":107.9415,"change":-0.6,"open":97.5,"high":106.1,"low":97.24,"tick":"down","last_trade_price":105.9,"last_trade_time":"2026-02-18T15:24:30","percent_change":-0.56338,"prev_day_close":103.049999237061},{"option":"SPX260717C06120000","bid":913.2,"bid_size":3.0,"ask":919.8,"ask_size":5.0,"iv":0.2377,"open_interest":0.0,"volume":0.0,"delta":0.8169,"gamma":0.0003,"vega":11.6786,"theta":-0.7905,"rho":19.0756,"theo":916.441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.550018310547},{"option":"SPX260717P06120000","bid":109.7,"bid_size":92.0,"ask":111.0,"ask_size":30.0,"iv":0.2376,"open_interest":20.0,"volume":0.0,"delta":-0.1838,"gamma":0.0003,"vega":11.6786,"theta":-0.9091,"rho":-5.5442,"theo":110.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.34,"last_trade_time":"2026-02-12T13:23:05","percent_change":0.0,"prev_day_close":105.300003051758},{"option":"SPX260717C06125000","bid":908.9,"bid_size":3.0,"ask":915.5,"ask_size":5.0,"iv":0.2373,"open_interest":30.0,"volume":0.0,"delta":0.8159,"gamma":0.0003,"vega":11.7197,"theta":-0.7929,"rho":19.0634,"theo":912.147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":912.11,"last_trade_time":"2025-10-20T09:45:25","percent_change":0.0,"prev_day_close":928.0},{"option":"SPX260717P06125000","bid":110.3,"bid_size":95.0,"ask":111.6,"ask_size":30.0,"iv":0.2372,"open_interest":770.0,"volume":43.0,"delta":-0.1849,"gamma":0.0003,"vega":11.7197,"theta":-0.9108,"rho":-5.5764,"theo":111.0259,"change":-10.1,"open":107.71,"high":107.71,"low":99.5,"tick":"no_change","last_trade_price":99.65,"last_trade_time":"2026-02-18T11:02:34","percent_change":-9.20273,"prev_day_close":105.900001525879},{"option":"SPX260717C06130000","bid":904.7,"bid_size":3.0,"ask":911.2,"ask_size":5.0,"iv":0.2369,"open_interest":0.0,"volume":0.0,"delta":0.8148,"gamma":0.0003,"vega":11.7608,"theta":-0.7953,"rho":19.0512,"theo":907.8566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":923.649993896484},{"option":"SPX260717P06130000","bid":110.9,"bid_size":95.0,"ask":112.3,"ask_size":33.0,"iv":0.2368,"open_interest":164.0,"volume":0.0,"delta":-0.186,"gamma":0.0003,"vega":11.7608,"theta":-0.9124,"rho":-5.6087,"theo":111.6537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":113.76,"last_trade_time":"2026-02-12T12:13:32","percent_change":0.0,"prev_day_close":106.5},{"option":"SPX260717C06140000","bid":896.1,"bid_size":3.0,"ask":903.0,"ask_size":3.0,"iv":0.2362,"open_interest":0.0,"volume":0.0,"delta":0.8126,"gamma":0.0003,"vega":11.8433,"theta":-0.8,"rho":19.0261,"theo":899.2871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":915.050018310547},{"option":"SPX260717P06140000","bid":112.2,"bid_size":94.0,"ask":113.6,"ask_size":43.0,"iv":0.236,"open_interest":37.0,"volume":12.0,"delta":-0.1881,"gamma":0.0003,"vega":11.8433,"theta":-0.9157,"rho":-5.6739,"theo":112.9203,"change":-2.71,"open":109.04,"high":109.04,"low":109.04,"tick":"up","last_trade_price":109.04,"last_trade_time":"2026-02-18T09:53:56","percent_change":-2.42506,"prev_day_close":107.75},{"option":"SPX260717C06150000","bid":888.2,"bid_size":3.0,"ask":893.5,"ask_size":3.0,"iv":0.2352,"open_interest":184.0,"volume":0.0,"delta":0.8104,"gamma":0.0003,"vega":11.9262,"theta":-0.8048,"rho":19.0002,"theo":890.7324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1013.95,"last_trade_time":"2026-01-27T15:54:16","percent_change":0.0,"prev_day_close":906.549987792969},{"option":"SPX260717P06150000","bid":113.5,"bid_size":108.0,"ask":114.9,"ask_size":85.0,"iv":0.2351,"open_interest":2806.0,"volume":3.0,"delta":-0.1904,"gamma":0.0003,"vega":11.9262,"theta":-0.919,"rho":-5.7399,"theo":114.2019,"change":-1.1,"open":103.02,"high":112.0,"low":103.02,"tick":"up","last_trade_price":112.0,"last_trade_time":"2026-02-18T15:24:32","percent_change":-0.972589,"prev_day_close":108.950000762939},{"option":"SPX260717C06160000","bid":879.1,"bid_size":3.0,"ask":886.0,"ask_size":3.0,"iv":0.2346,"open_interest":0.0,"volume":0.0,"delta":0.8082,"gamma":0.0003,"vega":12.0094,"theta":-0.8094,"rho":18.9736,"theo":882.1928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":897.899993896484},{"option":"SPX260717P06160000","bid":114.8,"bid_size":93.0,"ask":116.2,"ask_size":31.0,"iv":0.2343,"open_interest":35.0,"volume":1.0,"delta":-0.1926,"gamma":0.0003,"vega":12.0094,"theta":-0.9222,"rho":-5.8067,"theo":115.4986,"change":-0.95,"open":113.3,"high":113.3,"low":113.3,"tick":"down","last_trade_price":113.3,"last_trade_time":"2026-02-18T15:24:32","percent_change":-0.83151,"prev_day_close":110.25},{"option":"SPX260717C06170000","bid":870.6,"bid_size":3.0,"ask":877.4,"ask_size":3.0,"iv":0.2337,"open_interest":0.0,"volume":0.0,"delta":0.8059,"gamma":0.0003,"vega":12.093,"theta":-0.8141,"rho":18.9461,"theo":873.6686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":889.350006103516},{"option":"SPX260717P06170000","bid":116.1,"bid_size":90.0,"ask":117.5,"ask_size":30.0,"iv":0.2334,"open_interest":4.0,"volume":1.0,"delta":-0.1948,"gamma":0.0003,"vega":12.093,"theta":-0.9254,"rho":-5.8743,"theo":116.8106,"change":-1.0,"open":114.6,"high":114.6,"low":114.6,"tick":"down","last_trade_price":114.6,"last_trade_time":"2026-02-18T15:24:32","percent_change":-0.865051,"prev_day_close":111.5},{"option":"SPX260717C06175000","bid":866.3,"bid_size":3.0,"ask":872.7,"ask_size":5.0,"iv":0.2331,"open_interest":393.0,"volume":0.0,"delta":0.8048,"gamma":0.0003,"vega":12.135,"theta":-0.8164,"rho":18.9319,"theo":869.4124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":931.75,"last_trade_time":"2026-02-03T15:58:03","percent_change":0.0,"prev_day_close":885.0},{"option":"SPX260717P06175000","bid":116.8,"bid_size":88.0,"ask":118.2,"ask_size":42.0,"iv":0.233,"open_interest":741.0,"volume":43.0,"delta":-0.196,"gamma":0.0003,"vega":12.135,"theta":-0.927,"rho":-5.9085,"theo":117.4725,"change":-10.65,"open":114.16,"high":114.16,"low":105.4,"tick":"no_change","last_trade_price":105.55,"last_trade_time":"2026-02-18T11:02:34","percent_change":-9.16523,"prev_day_close":112.149997711182},{"option":"SPX260717C06180000","bid":862.1,"bid_size":3.0,"ask":868.4,"ask_size":5.0,"iv":0.2327,"open_interest":17.0,"volume":0.0,"delta":0.8036,"gamma":0.0003,"vega":12.1771,"theta":-0.8187,"rho":18.9175,"theo":865.16,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":884.49,"last_trade_time":"2026-02-04T12:32:36","percent_change":0.0,"prev_day_close":880.799987792969},{"option":"SPX260717P06180000","bid":117.5,"bid_size":86.0,"ask":118.8,"ask_size":24.0,"iv":0.2326,"open_interest":23.0,"volume":1.0,"delta":-0.1971,"gamma":0.0003,"vega":12.1771,"theta":-0.9286,"rho":-5.943,"theo":118.1383,"change":-0.95,"open":116.0,"high":116.0,"low":116.0,"tick":"down","last_trade_price":116.0,"last_trade_time":"2026-02-18T15:24:31","percent_change":-0.812314,"prev_day_close":112.800003051758},{"option":"SPX260717C06190000","bid":853.6,"bid_size":3.0,"ask":860.0,"ask_size":5.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":0.8013,"gamma":0.0003,"vega":12.2616,"theta":-0.8232,"rho":18.888,"theo":856.6673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":872.199981689453},{"option":"SPX260717P06190000","bid":118.8,"bid_size":89.0,"ask":120.2,"ask_size":29.0,"iv":0.2318,"open_interest":5.0,"volume":1.0,"delta":-0.1994,"gamma":0.0003,"vega":12.2616,"theta":-0.9317,"rho":-6.0126,"theo":119.4818,"change":-0.7,"open":117.6,"high":117.6,"low":117.6,"tick":"down","last_trade_price":117.6,"last_trade_time":"2026-02-18T15:23:41","percent_change":-0.591719,"prev_day_close":114.099998474121},{"option":"SPX260717C06200000","bid":845.8,"bid_size":18.0,"ask":851.0,"ask_size":18.0,"iv":0.2311,"open_interest":1177.0,"volume":0.0,"delta":0.799,"gamma":0.0003,"vega":12.3465,"theta":-0.8278,"rho":18.8574,"theo":848.1908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":846.91,"last_trade_time":"2026-02-13T14:57:17","percent_change":0.0,"prev_day_close":863.799987792969},{"option":"SPX260717P06200000","bid":120.2,"bid_size":102.0,"ask":121.6,"ask_size":80.0,"iv":0.2309,"open_interest":3397.0,"volume":5.0,"delta":-0.2018,"gamma":0.0003,"vega":12.3465,"theta":-0.9348,"rho":-6.0834,"theo":120.8415,"change":-1.0,"open":109.12,"high":119.0,"low":109.12,"tick":"down","last_trade_price":118.6,"last_trade_time":"2026-02-18T15:24:32","percent_change":-0.836119,"prev_day_close":115.450000762939},{"option":"SPX260717C06210000","bid":836.7,"bid_size":3.0,"ask":843.5,"ask_size":3.0,"iv":0.2304,"open_interest":0.0,"volume":0.0,"delta":0.7966,"gamma":0.0003,"vega":12.4318,"theta":-0.8322,"rho":18.8256,"theo":839.7307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":855.450012207031},{"option":"SPX260717P06210000","bid":121.6,"bid_size":85.0,"ask":122.9,"ask_size":20.0,"iv":0.2301,"open_interest":12.0,"volume":0.0,"delta":-0.2042,"gamma":0.0003,"vega":12.4318,"theta":-0.9378,"rho":-6.1552,"theo":122.2176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.4,"last_trade_time":"2026-02-17T11:52:29","percent_change":0.0,"prev_day_close":116.75},{"option":"SPX260717C06220000","bid":828.3,"bid_size":3.0,"ask":834.7,"ask_size":5.0,"iv":0.2294,"open_interest":0.0,"volume":0.0,"delta":0.7942,"gamma":0.0003,"vega":12.5174,"theta":-0.8367,"rho":18.7927,"theo":831.2874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":846.950012207031},{"option":"SPX260717P06220000","bid":123.0,"bid_size":85.0,"ask":124.4,"ask_size":32.0,"iv":0.2293,"open_interest":15.0,"volume":4.0,"delta":-0.2066,"gamma":0.0003,"vega":12.5174,"theta":-0.9408,"rho":-6.2282,"theo":123.6106,"change":-2.6,"open":119.7,"high":119.9,"low":119.1,"tick":"up","last_trade_price":119.9,"last_trade_time":"2026-02-18T09:47:38","percent_change":-2.12245,"prev_day_close":118.099998474121},{"option":"SPX260717C06225000","bid":824.1,"bid_size":18.0,"ask":830.3,"ask_size":22.0,"iv":0.2289,"open_interest":2150.0,"volume":0.0,"delta":0.793,"gamma":0.0003,"vega":12.5604,"theta":-0.8389,"rho":18.7759,"theo":827.0722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":894.17,"last_trade_time":"2025-12-23T10:55:14","percent_change":0.0,"prev_day_close":842.5},{"option":"SPX260717P06225000","bid":123.7,"bid_size":101.0,"ask":125.1,"ask_size":54.0,"iv":0.2288,"open_interest":1771.0,"volume":1.0,"delta":-0.2078,"gamma":0.0003,"vega":12.5604,"theta":-0.9423,"rho":-6.2651,"theo":124.3135,"change":-11.53,"open":111.67,"high":111.67,"low":111.67,"tick":"down","last_trade_price":111.67,"last_trade_time":"2026-02-18T13:09:12","percent_change":-9.35876,"prev_day_close":118.75},{"option":"SPX260717C06230000","bid":819.9,"bid_size":3.0,"ask":826.6,"ask_size":3.0,"iv":0.2287,"open_interest":0.0,"volume":0.0,"delta":0.7918,"gamma":0.0003,"vega":12.6033,"theta":-0.8411,"rho":18.7588,"theo":822.8612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":838.25},{"option":"SPX260717P06230000","bid":124.4,"bid_size":86.0,"ask":125.8,"ask_size":29.0,"iv":0.2284,"open_interest":6.0,"volume":0.0,"delta":-0.209,"gamma":0.0003,"vega":12.6033,"theta":-0.9437,"rho":-6.3023,"theo":125.0207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.7,"last_trade_time":"2026-02-17T13:45:58","percent_change":0.0,"prev_day_close":119.450000762939},{"option":"SPX260717C06240000","bid":811.5,"bid_size":3.0,"ask":817.7,"ask_size":5.0,"iv":0.2276,"open_interest":0.0,"volume":0.0,"delta":0.7893,"gamma":0.0003,"vega":12.6893,"theta":-0.8454,"rho":18.7237,"theo":814.4525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":829.75},{"option":"SPX260717P06240000","bid":125.8,"bid_size":85.0,"ask":127.2,"ask_size":23.0,"iv":0.2275,"open_interest":311.0,"volume":0.0,"delta":-0.2114,"gamma":0.0003,"vega":12.6893,"theta":-0.9466,"rho":-6.3775,"theo":126.4481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.76,"last_trade_time":"2026-02-17T13:31:49","percent_change":0.0,"prev_day_close":120.850002288818},{"option":"SPX260717C06250000","bid":803.7,"bid_size":18.0,"ask":809.2,"ask_size":18.0,"iv":0.2268,"open_interest":5562.0,"volume":0.0,"delta":0.7868,"gamma":0.0003,"vega":12.7753,"theta":-0.8497,"rho":18.6875,"theo":806.0614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":927.49,"last_trade_time":"2026-01-27T15:54:16","percent_change":0.0,"prev_day_close":821.400024414062},{"option":"SPX260717P06250000","bid":127.3,"bid_size":101.0,"ask":128.7,"ask_size":76.0,"iv":0.2267,"open_interest":4154.0,"volume":14.0,"delta":-0.2139,"gamma":0.0003,"vega":12.7753,"theta":-0.9495,"rho":-6.4538,"theo":127.8933,"change":-9.33,"open":115.01,"high":117.62,"low":115.01,"tick":"up","last_trade_price":117.62,"last_trade_time":"2026-02-18T13:38:43","percent_change":-7.34935,"prev_day_close":122.199996948242},{"option":"SPX260717C06260000","bid":794.8,"bid_size":3.0,"ask":801.4,"ask_size":3.0,"iv":0.2261,"open_interest":0.0,"volume":0.0,"delta":0.7843,"gamma":0.0003,"vega":12.8613,"theta":-0.854,"rho":18.6504,"theo":797.6884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.950012207031},{"option":"SPX260717P06260000","bid":128.7,"bid_size":87.0,"ask":130.2,"ask_size":30.0,"iv":0.2259,"open_interest":327.0,"volume":3.0,"delta":-0.2164,"gamma":0.0003,"vega":12.8613,"theta":-0.9523,"rho":-6.531,"theo":129.3565,"change":-10.45,"open":117.1,"high":117.9,"low":117.1,"tick":"up","last_trade_price":117.9,"last_trade_time":"2026-02-18T10:20:14","percent_change":-8.1418,"prev_day_close":123.649997711182},{"option":"SPX260717C06270000","bid":786.4,"bid_size":3.0,"ask":793.1,"ask_size":3.0,"iv":0.2253,"open_interest":0.0,"volume":0.0,"delta":0.7817,"gamma":0.0003,"vega":12.9471,"theta":-0.8582,"rho":18.6125,"theo":789.3336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":804.549987792969},{"option":"SPX260717P06270000","bid":130.2,"bid_size":84.0,"ask":131.7,"ask_size":30.0,"iv":0.225,"open_interest":22.0,"volume":3.0,"delta":-0.219,"gamma":0.0003,"vega":12.9471,"theta":-0.955,"rho":-6.6091,"theo":130.8379,"change":-11.75,"open":118.2,"high":119.6,"low":118.1,"tick":"down","last_trade_price":118.1,"last_trade_time":"2026-02-18T11:18:08","percent_change":-9.0489,"prev_day_close":125.099998474121},{"option":"SPX260717C06275000","bid":782.3,"bid_size":18.0,"ask":788.4,"ask_size":22.0,"iv":0.2246,"open_interest":1431.0,"volume":0.0,"delta":0.7805,"gamma":0.0003,"vega":12.9899,"theta":-0.8603,"rho":18.5932,"theo":785.1631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":871.5,"last_trade_time":"2026-01-29T14:37:13","percent_change":0.0,"prev_day_close":800.349975585938},{"option":"SPX260717P06275000","bid":131.0,"bid_size":95.0,"ask":132.4,"ask_size":51.0,"iv":0.2246,"open_interest":1926.0,"volume":50.0,"delta":-0.2203,"gamma":0.0003,"vega":12.9899,"theta":-0.9564,"rho":-6.6484,"theo":131.5856,"change":-8.29,"open":122.85,"high":122.85,"low":122.26,"tick":"down","last_trade_price":122.26,"last_trade_time":"2026-02-18T10:01:54","percent_change":-6.35006,"prev_day_close":125.850002288818},{"option":"SPX260717C06280000","bid":778.1,"bid_size":3.0,"ask":784.3,"ask_size":5.0,"iv":0.2242,"open_interest":0.0,"volume":0.0,"delta":0.7792,"gamma":0.0003,"vega":13.0327,"theta":-0.8623,"rho":18.5736,"theo":780.9972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":796.399993896484},{"option":"SPX260717P06280000","bid":131.7,"bid_size":83.0,"ask":133.2,"ask_size":30.0,"iv":0.2242,"open_interest":52.0,"volume":98.0,"delta":-0.2216,"gamma":0.0003,"vega":13.0327,"theta":-0.9578,"rho":-6.688,"theo":132.3379,"change":-2.53,"open":128.5,"high":128.89,"low":126.73,"tick":"up","last_trade_price":128.82,"last_trade_time":"2026-02-18T14:37:45","percent_change":-1.92615,"prev_day_close":126.549999237061},{"option":"SPX260717C06290000","bid":769.8,"bid_size":3.0,"ask":776.0,"ask_size":5.0,"iv":0.2234,"open_interest":5.0,"volume":0.0,"delta":0.7766,"gamma":0.0003,"vega":13.118,"theta":-0.8664,"rho":18.5341,"theo":772.6797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":844.82,"last_trade_time":"2026-02-10T15:56:27","percent_change":0.0,"prev_day_close":787.700012207031},{"option":"SPX260717P06290000","bid":133.3,"bid_size":78.0,"ask":134.7,"ask_size":27.0,"iv":0.2233,"open_interest":207.0,"volume":0.0,"delta":-0.2242,"gamma":0.0003,"vega":13.118,"theta":-0.9604,"rho":-6.7677,"theo":133.8565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.31,"last_trade_time":"2026-02-17T13:31:49","percent_change":0.0,"prev_day_close":128.050003051758},{"option":"SPX260717C06300000","bid":762.1,"bid_size":18.0,"ask":767.5,"ask_size":18.0,"iv":0.2226,"open_interest":4639.0,"volume":0.0,"delta":0.7739,"gamma":0.0003,"vega":13.203,"theta":-0.8705,"rho":18.4938,"theo":764.381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":752.57,"last_trade_time":"2026-02-05T13:08:16","percent_change":0.0,"prev_day_close":779.549987792969},{"option":"SPX260717P06300000","bid":134.8,"bid_size":95.0,"ask":136.2,"ask_size":34.0,"iv":0.2225,"open_interest":5485.0,"volume":52.0,"delta":-0.2268,"gamma":0.0003,"vega":13.203,"theta":-0.963,"rho":-6.8481,"theo":135.3941,"change":-4.3,"open":133.86,"high":133.86,"low":123.25,"tick":"down","last_trade_price":130.25,"last_trade_time":"2026-02-18T15:39:28","percent_change":-3.19584,"prev_day_close":129.550003051758},{"option":"SPX260717C06310000","bid":753.3,"bid_size":3.0,"ask":759.8,"ask_size":3.0,"iv":0.2219,"open_interest":0.0,"volume":0.0,"delta":0.7713,"gamma":0.0003,"vega":13.2877,"theta":-0.8745,"rho":18.4529,"theo":756.1015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.299987792969},{"option":"SPX260717P06310000","bid":136.4,"bid_size":76.0,"ask":137.8,"ask_size":25.0,"iv":0.2216,"open_interest":40.0,"volume":0.0,"delta":-0.2295,"gamma":0.0003,"vega":13.2877,"theta":-0.9656,"rho":-6.9291,"theo":136.9508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.4,"last_trade_time":"2026-02-11T14:09:22","percent_change":0.0,"prev_day_close":131.050003051758},{"option":"SPX260717C06320000","bid":745.0,"bid_size":3.0,"ask":751.6,"ask_size":3.0,"iv":0.221,"open_interest":0.0,"volume":0.0,"delta":0.7686,"gamma":0.0003,"vega":13.3721,"theta":-0.8784,"rho":18.4113,"theo":747.8412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":762.799987792969},{"option":"SPX260717P06320000","bid":138.0,"bid_size":73.0,"ask":139.4,"ask_size":27.0,"iv":0.2208,"open_interest":128.0,"volume":0.0,"delta":-0.2322,"gamma":0.0003,"vega":13.3721,"theta":-0.9681,"rho":-7.0108,"theo":138.5268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.04,"last_trade_time":"2026-02-12T15:18:24","percent_change":0.0,"prev_day_close":132.550003051758},{"option":"SPX260717C06325000","bid":740.9,"bid_size":18.0,"ask":746.9,"ask_size":22.0,"iv":0.2204,"open_interest":1614.0,"volume":0.0,"delta":0.7672,"gamma":0.0003,"vega":13.4142,"theta":-0.8804,"rho":18.3903,"theo":743.7184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":814.79,"last_trade_time":"2025-12-12T10:42:24","percent_change":0.0,"prev_day_close":758.650024414062},{"option":"SPX260717P06325000","bid":138.8,"bid_size":89.0,"ask":140.2,"ask_size":49.0,"iv":0.2204,"open_interest":2790.0,"volume":0.0,"delta":-0.2336,"gamma":0.0003,"vega":13.4142,"theta":-0.9693,"rho":-7.0519,"theo":139.3221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":134.35,"last_trade_time":"2026-02-13T12:56:24","percent_change":0.0,"prev_day_close":133.299995422363},{"option":"SPX260717C06330000","bid":736.8,"bid_size":3.0,"ask":742.8,"ask_size":5.0,"iv":0.22,"open_interest":1.0,"volume":0.0,"delta":0.7658,"gamma":0.0003,"vega":13.4563,"theta":-0.8823,"rho":18.3691,"theo":739.6006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":832.24,"last_trade_time":"2026-01-30T10:52:16","percent_change":0.0,"prev_day_close":754.5},{"option":"SPX260717P06330000","bid":139.6,"bid_size":72.0,"ask":141.0,"ask_size":23.0,"iv":0.2199,"open_interest":67.0,"volume":0.0,"delta":-0.2349,"gamma":0.0003,"vega":13.4563,"theta":-0.9705,"rho":-7.0932,"theo":140.1224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":142.26,"last_trade_time":"2026-02-13T14:58:05","percent_change":0.0,"prev_day_close":134.050003051758},{"option":"SPX260717C06340000","bid":728.6,"bid_size":3.0,"ask":734.7,"ask_size":5.0,"iv":0.2192,"open_interest":2.0,"volume":0.0,"delta":0.763,"gamma":0.0003,"vega":13.5402,"theta":-0.8862,"rho":18.3261,"theo":731.3796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":728.7,"last_trade_time":"2026-01-21T12:50:31","percent_change":0.0,"prev_day_close":746.449981689453},{"option":"SPX260717P06340000","bid":141.2,"bid_size":72.0,"ask":142.6,"ask_size":20.0,"iv":0.2191,"open_interest":11.0,"volume":0.0,"delta":-0.2377,"gamma":0.0003,"vega":13.5402,"theta":-0.9729,"rho":-7.1762,"theo":141.7376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":126.4,"last_trade_time":"2026-02-12T10:51:59","percent_change":0.0,"prev_day_close":135.650001525879},{"option":"SPX260717C06350000","bid":721.0,"bid_size":18.0,"ask":726.3,"ask_size":18.0,"iv":0.2183,"open_interest":1319.0,"volume":0.0,"delta":0.7602,"gamma":0.0003,"vega":13.6241,"theta":-0.8899,"rho":18.2824,"theo":723.1786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":707.01,"last_trade_time":"2026-02-05T12:22:09","percent_change":0.0,"prev_day_close":738.0},{"option":"SPX260717P06350000","bid":142.8,"bid_size":90.0,"ask":144.3,"ask_size":71.0,"iv":0.2182,"open_interest":2531.0,"volume":42.0,"delta":-0.2405,"gamma":0.0003,"vega":13.6241,"theta":-0.9752,"rho":-7.2601,"theo":143.3729,"change":-7.89,"open":129.31,"high":134.71,"low":129.31,"tick":"up","last_trade_price":134.71,"last_trade_time":"2026-02-18T13:43:34","percent_change":-5.53296,"prev_day_close":137.25},{"option":"SPX260717C06360000","bid":712.3,"bid_size":3.0,"ask":718.7,"ask_size":3.0,"iv":0.2176,"open_interest":0.0,"volume":0.0,"delta":0.7574,"gamma":0.0003,"vega":13.7079,"theta":-0.8936,"rho":18.2377,"theo":714.9978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":729.700012207031},{"option":"SPX260717P06360000","bid":144.5,"bid_size":70.0,"ask":146.0,"ask_size":38.0,"iv":0.2174,"open_interest":285.0,"volume":0.0,"delta":-0.2433,"gamma":0.0003,"vega":13.7079,"theta":-0.9775,"rho":-7.3449,"theo":145.0284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":151.43,"last_trade_time":"2026-02-17T11:11:30","percent_change":0.0,"prev_day_close":138.799995422363},{"option":"SPX260717C06370000","bid":704.1,"bid_size":3.0,"ask":710.5,"ask_size":3.0,"iv":0.2167,"open_interest":0.0,"volume":0.0,"delta":0.7546,"gamma":0.0003,"vega":13.7917,"theta":-0.8973,"rho":18.192,"theo":706.8376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":721.699981689453},{"option":"SPX260717P06370000","bid":146.2,"bid_size":67.0,"ask":147.6,"ask_size":20.0,"iv":0.2165,"open_interest":22.0,"volume":0.0,"delta":-0.2462,"gamma":0.0003,"vega":13.7917,"theta":-0.9797,"rho":-7.4307,"theo":146.7044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.67,"last_trade_time":"2026-02-12T15:26:55","percent_change":0.0,"prev_day_close":140.449996948242},{"option":"SPX260717C06375000","bid":700.1,"bid_size":3.0,"ask":706.4,"ask_size":3.0,"iv":0.2163,"open_interest":371.0,"volume":0.0,"delta":0.7531,"gamma":0.0003,"vega":13.8337,"theta":-0.8991,"rho":18.1688,"theo":702.7653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":688.65,"last_trade_time":"2026-02-05T13:31:46","percent_change":0.0,"prev_day_close":717.399993896484},{"option":"SPX260717P06375000","bid":147.0,"bid_size":87.0,"ask":148.5,"ask_size":42.0,"iv":0.2161,"open_interest":3089.0,"volume":44.0,"delta":-0.2476,"gamma":0.0003,"vega":13.8337,"theta":-0.9808,"rho":-7.474,"theo":147.5502,"change":-3.93,"open":134.87,"high":142.82,"low":134.01,"tick":"up","last_trade_price":142.82,"last_trade_time":"2026-02-18T14:36:17","percent_change":-2.67802,"prev_day_close":141.25},{"option":"SPX260717C06380000","bid":696.0,"bid_size":3.0,"ask":702.3,"ask_size":3.0,"iv":0.2159,"open_interest":0.0,"volume":0.0,"delta":0.7516,"gamma":0.0003,"vega":13.8756,"theta":-0.9009,"rho":18.1452,"theo":698.6982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":713.299987792969},{"option":"SPX260717P06380000","bid":147.9,"bid_size":69.0,"ask":149.3,"ask_size":23.0,"iv":0.2157,"open_interest":7.0,"volume":0.0,"delta":-0.2491,"gamma":0.0003,"vega":13.8756,"theta":-0.9818,"rho":-7.5176,"theo":148.4012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.8,"last_trade_time":"2026-02-09T10:16:58","percent_change":0.0,"prev_day_close":142.150001525879},{"option":"SPX260717C06390000","bid":687.9,"bid_size":3.0,"ask":693.9,"ask_size":5.0,"iv":0.2149,"open_interest":0.0,"volume":0.0,"delta":0.7487,"gamma":0.0003,"vega":13.9597,"theta":-0.9044,"rho":18.0972,"theo":690.5801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":705.149993896484},{"option":"SPX260717P06390000","bid":149.6,"bid_size":69.0,"ask":151.1,"ask_size":36.0,"iv":0.2148,"open_interest":5.0,"volume":0.0,"delta":-0.252,"gamma":0.0003,"vega":13.9597,"theta":-0.9839,"rho":-7.6058,"theo":150.1193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":145.69,"last_trade_time":"2026-02-13T13:56:39","percent_change":0.0,"prev_day_close":143.75},{"option":"SPX260717C06400000","bid":680.4,"bid_size":18.0,"ask":685.5,"ask_size":3.0,"iv":0.2141,"open_interest":2332.0,"volume":0.0,"delta":0.7457,"gamma":0.0003,"vega":14.0438,"theta":-0.9078,"rho":18.0477,"theo":682.4836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":696.95,"last_trade_time":"2026-02-12T11:52:11","percent_change":0.0,"prev_day_close":697.0},{"option":"SPX260717P06400000","bid":151.3,"bid_size":86.0,"ask":152.8,"ask_size":67.0,"iv":0.214,"open_interest":3658.0,"volume":1.0,"delta":-0.255,"gamma":0.0003,"vega":14.0438,"theta":-0.9859,"rho":-7.6954,"theo":151.8591,"change":-4.88,"open":146.37,"high":146.37,"low":146.37,"tick":"down","last_trade_price":146.37,"last_trade_time":"2026-02-18T15:38:46","percent_change":-3.22645,"prev_day_close":145.399993896484},{"option":"SPX260717C06410000","bid":671.7,"bid_size":3.0,"ask":678.1,"ask_size":5.0,"iv":0.2133,"open_interest":0.0,"volume":0.0,"delta":0.7427,"gamma":0.0004,"vega":14.1281,"theta":-0.9112,"rho":17.9969,"theo":674.4093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.75},{"option":"SPX260717P06410000","bid":153.1,"bid_size":65.0,"ask":154.6,"ask_size":26.0,"iv":0.2131,"open_interest":27.0,"volume":0.0,"delta":-0.258,"gamma":0.0004,"vega":14.1281,"theta":-0.9878,"rho":-7.7863,"theo":153.621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.7,"last_trade_time":"2026-02-13T14:45:58","percent_change":0.0,"prev_day_close":147.099998474121},{"option":"SPX260717C06420000","bid":663.7,"bid_size":3.0,"ask":670.0,"ask_size":5.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":0.7397,"gamma":0.0004,"vega":14.2124,"theta":-0.9146,"rho":17.9445,"theo":666.3575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":680.200012207031},{"option":"SPX260717P06420000","bid":154.9,"bid_size":66.0,"ask":156.4,"ask_size":35.0,"iv":0.2123,"open_interest":249.0,"volume":218.0,"delta":-0.2611,"gamma":0.0004,"vega":14.2124,"theta":-0.9897,"rho":-7.8788,"theo":155.4055,"change":-5.25,"open":149.5,"high":149.5,"low":149.5,"tick":"no_change","last_trade_price":149.5,"last_trade_time":"2026-02-18T09:44:42","percent_change":-3.39257,"prev_day_close":148.849998474121},{"option":"SPX260717C06425000","bid":659.7,"bid_size":3.0,"ask":666.0,"ask_size":5.0,"iv":0.212,"open_interest":164.0,"volume":0.0,"delta":0.7382,"gamma":0.0004,"vega":14.2546,"theta":-0.9162,"rho":17.9178,"theo":662.3402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":713.25,"last_trade_time":"2025-12-15T11:23:29","percent_change":0.0,"prev_day_close":676.200012207031},{"option":"SPX260717P06425000","bid":155.8,"bid_size":88.0,"ask":157.3,"ask_size":41.0,"iv":0.2118,"open_interest":1267.0,"volume":0.0,"delta":-0.2626,"gamma":0.0004,"vega":14.2546,"theta":-0.9906,"rho":-7.9256,"theo":156.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.1,"last_trade_time":"2026-02-17T11:14:03","percent_change":0.0,"prev_day_close":149.650001525879},{"option":"SPX260717C06430000","bid":655.7,"bid_size":3.0,"ask":661.5,"ask_size":5.0,"iv":0.2114,"open_interest":0.0,"volume":0.0,"delta":0.7366,"gamma":0.0004,"vega":14.2967,"theta":-0.9178,"rho":17.8907,"theo":658.3287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":672.100006103516},{"option":"SPX260717P06430000","bid":156.7,"bid_size":65.0,"ask":158.2,"ask_size":25.0,"iv":0.2114,"open_interest":8.0,"volume":0.0,"delta":-0.2641,"gamma":0.0004,"vega":14.2967,"theta":-0.9915,"rho":-7.9728,"theo":157.213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.31,"last_trade_time":"2026-02-11T15:42:09","percent_change":0.0,"prev_day_close":150.599998474121},{"option":"SPX260717C06440000","bid":647.7,"bid_size":3.0,"ask":653.4,"ask_size":5.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7335,"gamma":0.0004,"vega":14.3808,"theta":-0.921,"rho":17.8353,"theo":650.3235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":664.100006103516},{"option":"SPX260717P06440000","bid":158.5,"bid_size":66.0,"ask":160.0,"ask_size":31.0,"iv":0.2105,"open_interest":117.0,"volume":4.0,"delta":-0.2673,"gamma":0.0004,"vega":14.3808,"theta":-0.9932,"rho":-8.0682,"theo":159.044,"change":-13.68,"open":144.63,"high":144.72,"low":144.63,"tick":"up","last_trade_price":144.72,"last_trade_time":"2026-02-18T10:52:07","percent_change":-8.63636,"prev_day_close":152.349998474121},{"option":"SPX260717C06450000","bid":640.7,"bid_size":6.0,"ask":645.2,"ask_size":7.0,"iv":0.2099,"open_interest":289.0,"volume":0.0,"delta":0.7303,"gamma":0.0004,"vega":14.4646,"theta":-0.924,"rho":17.7786,"theo":642.3422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":749.07,"last_trade_time":"2026-01-09T11:46:10","percent_change":0.0,"prev_day_close":656.049987792969},{"option":"SPX260717P06450000","bid":160.4,"bid_size":69.0,"ask":161.9,"ask_size":69.0,"iv":0.2097,"open_interest":2955.0,"volume":34.0,"delta":-0.2704,"gamma":0.0004,"vega":14.4646,"theta":-0.9949,"rho":-8.1651,"theo":160.8989,"change":-14.34,"open":153.4,"high":153.4,"low":146.01,"tick":"down","last_trade_price":146.01,"last_trade_time":"2026-02-18T11:25:44","percent_change":-8.94294,"prev_day_close":154.100006103516},{"option":"SPX260717C06460000","bid":632.3,"bid_size":7.0,"ask":638.0,"ask_size":11.0,"iv":0.2092,"open_interest":0.0,"volume":0.0,"delta":0.7271,"gamma":0.0004,"vega":14.5481,"theta":-0.9271,"rho":17.7205,"theo":634.3854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":648.0},{"option":"SPX260717P06460000","bid":162.3,"bid_size":50.0,"ask":163.8,"ask_size":22.0,"iv":0.2088,"open_interest":104.0,"volume":0.0,"delta":-0.2736,"gamma":0.0004,"vega":14.5481,"theta":-0.9964,"rho":-8.2633,"theo":162.7783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":161.64,"last_trade_time":"2026-02-17T15:11:50","percent_change":0.0,"prev_day_close":155.949996948242},{"option":"SPX260717C06470000","bid":624.3,"bid_size":7.0,"ask":630.0,"ask_size":11.0,"iv":0.2083,"open_interest":0.0,"volume":0.0,"delta":0.7239,"gamma":0.0004,"vega":14.631,"theta":-0.93,"rho":17.6614,"theo":626.4533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":640.0},{"option":"SPX260717P06470000","bid":164.2,"bid_size":50.0,"ask":165.7,"ask_size":22.0,"iv":0.208,"open_interest":134.0,"volume":0.0,"delta":-0.2768,"gamma":0.0004,"vega":14.631,"theta":-0.9979,"rho":-8.3625,"theo":164.6825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":172.2,"last_trade_time":"2026-02-17T11:33:00","percent_change":0.0,"prev_day_close":157.799995422363},{"option":"SPX260717C06475000","bid":620.6,"bid_size":6.0,"ask":625.7,"ask_size":12.0,"iv":0.2078,"open_interest":192.0,"volume":0.0,"delta":0.7223,"gamma":0.0004,"vega":14.6722,"theta":-0.9314,"rho":17.6314,"theo":622.4967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":721.74,"last_trade_time":"2025-12-26T10:13:32","percent_change":0.0,"prev_day_close":636.0},{"option":"SPX260717P06475000","bid":165.1,"bid_size":79.0,"ask":166.6,"ask_size":40.0,"iv":0.2075,"open_interest":1844.0,"volume":21.0,"delta":-0.2785,"gamma":0.0004,"vega":14.6722,"theta":-0.9986,"rho":-8.4126,"theo":165.644,"change":-13.05,"open":151.13,"high":152.1,"low":151.13,"tick":"up","last_trade_price":152.1,"last_trade_time":"2026-02-18T10:30:23","percent_change":-7.90191,"prev_day_close":158.700004577637},{"option":"SPX260717C06480000","bid":616.4,"bid_size":7.0,"ask":622.1,"ask_size":11.0,"iv":0.2074,"open_interest":0.0,"volume":0.0,"delta":0.7206,"gamma":0.0004,"vega":14.7133,"theta":-0.9328,"rho":17.6011,"theo":618.5464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":632.0},{"option":"SPX260717P06480000","bid":166.1,"bid_size":51.0,"ask":167.6,"ask_size":25.0,"iv":0.2071,"open_interest":74.0,"volume":0.0,"delta":-0.2801,"gamma":0.0004,"vega":14.7133,"theta":-0.9993,"rho":-8.4629,"theo":166.6118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":165.9,"last_trade_time":"2026-02-13T14:45:54","percent_change":0.0,"prev_day_close":159.650001525879},{"option":"SPX260717C06490000","bid":608.5,"bid_size":7.0,"ask":613.8,"ask_size":12.0,"iv":0.2064,"open_interest":0.0,"volume":0.0,"delta":0.7173,"gamma":0.0004,"vega":14.7948,"theta":-0.9356,"rho":17.5399,"theo":610.6649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":624.049987792969},{"option":"SPX260717P06490000","bid":168.0,"bid_size":62.0,"ask":169.5,"ask_size":29.0,"iv":0.2062,"open_interest":77.0,"volume":0.0,"delta":-0.2834,"gamma":0.0004,"vega":14.7948,"theta":-1.0006,"rho":-8.5642,"theo":168.5666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":173.9,"last_trade_time":"2026-02-17T11:14:04","percent_change":0.0,"prev_day_close":161.5},{"option":"SPX260717C06500000","bid":601.2,"bid_size":21.0,"ask":606.2,"ask_size":32.0,"iv":0.2058,"open_interest":1546.0,"volume":2.0,"delta":0.714,"gamma":0.0004,"vega":14.8756,"theta":-0.9383,"rho":17.4779,"theo":602.8093,"change":26.5,"open":619.28,"high":623.35,"low":619.28,"tick":"up","last_trade_price":623.35,"last_trade_time":"2026-02-18T10:02:02","percent_change":4.43998,"prev_day_close":616.150024414062},{"option":"SPX260717P06500000","bid":170.0,"bid_size":68.0,"ask":171.5,"ask_size":63.0,"iv":0.2054,"open_interest":7326.0,"volume":889.0,"delta":-0.2868,"gamma":0.0004,"vega":14.8756,"theta":-1.0019,"rho":-8.6663,"theo":170.5472,"change":-11.15,"open":167.16,"high":167.16,"low":154.14,"tick":"up","last_trade_price":158.9,"last_trade_time":"2026-02-18T13:50:02","percent_change":-6.5569,"prev_day_close":163.349998474121},{"option":"SPX260717C06510000","bid":592.9,"bid_size":7.0,"ask":597.9,"ask_size":11.0,"iv":0.2046,"open_interest":1.0,"volume":0.0,"delta":0.7106,"gamma":0.0004,"vega":14.9555,"theta":-0.9409,"rho":17.4151,"theo":594.9797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":691.26,"last_trade_time":"2026-02-09T14:27:00","percent_change":0.0,"prev_day_close":608.200012207031},{"option":"SPX260717P06510000","bid":172.0,"bid_size":51.0,"ask":173.5,"ask_size":29.0,"iv":0.2045,"open_interest":26.0,"volume":0.0,"delta":-0.2902,"gamma":0.0004,"vega":14.9555,"theta":-1.003,"rho":-8.7693,"theo":172.5538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.0,"last_trade_time":"2026-02-17T11:14:04","percent_change":0.0,"prev_day_close":165.349998474121},{"option":"SPX260717C06520000","bid":585.1,"bid_size":7.0,"ask":590.1,"ask_size":11.0,"iv":0.2038,"open_interest":0.0,"volume":0.0,"delta":0.7072,"gamma":0.0004,"vega":15.0347,"theta":-0.9434,"rho":17.3515,"theo":587.1764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.299987792969},{"option":"SPX260717P06520000","bid":174.0,"bid_size":51.0,"ask":175.6,"ask_size":49.0,"iv":0.2036,"open_interest":10.0,"volume":0.0,"delta":-0.2936,"gamma":0.0004,"vega":15.0347,"theta":-1.0041,"rho":-8.873,"theo":174.5868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":174.65,"last_trade_time":"2026-02-17T15:28:37","percent_change":0.0,"prev_day_close":167.25},{"option":"SPX260717C06525000","bid":581.2,"bid_size":7.0,"ask":586.2,"ask_size":11.0,"iv":0.2033,"open_interest":180.0,"volume":0.0,"delta":0.7054,"gamma":0.0004,"vega":15.074,"theta":-0.9446,"rho":17.3194,"theo":583.2847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":703.55,"last_trade_time":"2026-01-09T15:23:44","percent_change":0.0,"prev_day_close":596.399993896484},{"option":"SPX260717P06525000","bid":175.1,"bid_size":60.0,"ask":176.6,"ask_size":46.0,"iv":0.2032,"open_interest":4269.0,"volume":3.0,"delta":-0.2953,"gamma":0.0004,"vega":15.074,"theta":-1.0046,"rho":-8.9251,"theo":175.6132,"change":-14.73,"open":160.37,"high":160.37,"low":160.37,"tick":"down","last_trade_price":160.37,"last_trade_time":"2026-02-18T10:23:12","percent_change":-8.41234,"prev_day_close":168.25},{"option":"SPX260717C06530000","bid":577.3,"bid_size":7.0,"ask":582.8,"ask_size":11.0,"iv":0.2031,"open_interest":0.0,"volume":0.0,"delta":0.7037,"gamma":0.0004,"vega":15.1131,"theta":-0.9458,"rho":17.2871,"theo":579.3997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.5},{"option":"SPX260717P06530000","bid":176.1,"bid_size":48.0,"ask":177.6,"ask_size":26.0,"iv":0.2028,"open_interest":191.0,"volume":0.0,"delta":-0.297,"gamma":0.0004,"vega":15.1131,"theta":-1.005,"rho":-8.9775,"theo":176.6464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.07,"last_trade_time":"2026-02-17T15:46:30","percent_change":0.0,"prev_day_close":169.25},{"option":"SPX260717C06540000","bid":569.6,"bid_size":7.0,"ask":575.0,"ask_size":11.0,"iv":0.2022,"open_interest":1.0,"volume":0.0,"delta":0.7002,"gamma":0.0004,"vega":15.1908,"theta":-0.9481,"rho":17.2218,"theo":571.65,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":578.41,"last_trade_time":"2026-01-21T13:29:40","percent_change":0.0,"prev_day_close":584.600006103516},{"option":"SPX260717P06540000","bid":178.2,"bid_size":46.0,"ask":179.7,"ask_size":29.0,"iv":0.2019,"open_interest":57.0,"volume":0.0,"delta":-0.3006,"gamma":0.0004,"vega":15.1908,"theta":-1.0059,"rho":-9.0829,"theo":178.7329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":184.3,"last_trade_time":"2026-02-17T11:14:04","percent_change":0.0,"prev_day_close":171.25},{"option":"SPX260717C06550000","bid":562.4,"bid_size":21.0,"ask":566.5,"ask_size":32.0,"iv":0.2013,"open_interest":1646.0,"volume":2.0,"delta":0.6966,"gamma":0.0004,"vega":15.2679,"theta":-0.9504,"rho":17.1554,"theo":563.9275,"change":20.89,"open":579.09,"high":579.09,"low":578.99,"tick":"down","last_trade_price":578.99,"last_trade_time":"2026-02-18T16:13:55","percent_change":3.74306,"prev_day_close":576.75},{"option":"SPX260717P06550000","bid":180.3,"bid_size":59.0,"ask":181.8,"ask_size":84.0,"iv":0.201,"open_interest":2820.0,"volume":17.0,"delta":-0.3041,"gamma":0.0004,"vega":15.2679,"theta":-1.0067,"rho":-9.1894,"theo":180.8466,"change":-10.55,"open":170.01,"high":170.01,"low":169.75,"tick":"up","last_trade_price":169.9,"last_trade_time":"2026-02-18T15:53:30","percent_change":-5.84649,"prev_day_close":173.25},{"option":"SPX260717C06560000","bid":554.2,"bid_size":7.0,"ask":559.1,"ask_size":12.0,"iv":0.2003,"open_interest":60.0,"volume":0.0,"delta":0.6931,"gamma":0.0004,"vega":15.3445,"theta":-0.9525,"rho":17.0878,"theo":556.2327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":661.6,"last_trade_time":"2026-02-02T16:14:12","percent_change":0.0,"prev_day_close":569.0},{"option":"SPX260717P06560000","bid":182.4,"bid_size":47.0,"ask":183.9,"ask_size":26.0,"iv":0.2002,"open_interest":149.0,"volume":16.0,"delta":-0.3077,"gamma":0.0004,"vega":15.3445,"theta":-1.0074,"rho":-9.2972,"theo":182.9881,"change":-7.98,"open":174.57,"high":174.57,"low":174.57,"tick":"down","last_trade_price":174.57,"last_trade_time":"2026-02-18T16:04:35","percent_change":-4.37141,"prev_day_close":175.349998474121},{"option":"SPX260717C06570000","bid":546.5,"bid_size":7.0,"ask":551.5,"ask_size":12.0,"iv":0.1995,"open_interest":0.0,"volume":0.0,"delta":0.6894,"gamma":0.0004,"vega":15.4205,"theta":-0.9545,"rho":17.0188,"theo":548.5661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":561.25},{"option":"SPX260717P06570000","bid":184.5,"bid_size":39.0,"ask":186.1,"ask_size":46.0,"iv":0.1993,"open_interest":176.0,"volume":24.0,"delta":-0.3113,"gamma":0.0004,"vega":15.4205,"theta":-1.008,"rho":-9.4063,"theo":185.1577,"change":-8.08,"open":180.08,"high":180.08,"low":174.4,"tick":"up","last_trade_price":176.62,"last_trade_time":"2026-02-18T16:04:35","percent_change":-4.37466,"prev_day_close":177.400001525879},{"option":"SPX260717C06575000","bid":542.7,"bid_size":6.0,"ask":547.5,"ask_size":11.0,"iv":0.199,"open_interest":134.0,"volume":0.0,"delta":0.6876,"gamma":0.0004,"vega":15.4584,"theta":-0.9555,"rho":16.9836,"theo":544.7435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":534.1,"last_trade_time":"2026-02-05T13:31:46","percent_change":0.0,"prev_day_close":557.399993896484},{"option":"SPX260717P06575000","bid":185.6,"bid_size":67.0,"ask":187.2,"ask_size":61.0,"iv":0.1988,"open_interest":6915.0,"volume":1.0,"delta":-0.3132,"gamma":0.0004,"vega":15.4584,"theta":-1.0083,"rho":-9.4615,"theo":186.2532,"change":-10.95,"open":174.85,"high":174.85,"low":174.85,"tick":"down","last_trade_price":174.85,"last_trade_time":"2026-02-18T13:55:09","percent_change":-5.89344,"prev_day_close":178.449996948242},{"option":"SPX260717C06580000","bid":538.9,"bid_size":7.0,"ask":543.7,"ask_size":12.0,"iv":0.1986,"open_interest":1.0,"volume":0.0,"delta":0.6857,"gamma":0.0004,"vega":15.4962,"theta":-0.9565,"rho":16.9481,"theo":540.9282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":532.55,"last_trade_time":"2026-01-20T15:12:32","percent_change":0.0,"prev_day_close":553.549987792969},{"option":"SPX260717P06580000","bid":186.7,"bid_size":47.0,"ask":188.3,"ask_size":33.0,"iv":0.1984,"open_interest":5.0,"volume":0.0,"delta":-0.315,"gamma":0.0004,"vega":15.4962,"theta":-1.0085,"rho":-9.5171,"theo":187.356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.0,"last_trade_time":"2026-02-17T11:14:03","percent_change":0.0,"prev_day_close":179.5},{"option":"SPX260717C06590000","bid":531.2,"bid_size":7.0,"ask":536.5,"ask_size":11.0,"iv":0.1978,"open_interest":1.0,"volume":0.0,"delta":0.682,"gamma":0.0004,"vega":15.5714,"theta":-0.9583,"rho":16.8757,"theo":533.3195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":601.86,"last_trade_time":"2026-02-11T15:58:19","percent_change":0.0,"prev_day_close":545.849975585938},{"option":"SPX260717P06590000","bid":189.0,"bid_size":42.0,"ask":190.5,"ask_size":33.0,"iv":0.1976,"open_interest":194.0,"volume":0.0,"delta":-0.3187,"gamma":0.0004,"vega":15.5714,"theta":-1.0089,"rho":-9.6296,"theo":189.5836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.4,"last_trade_time":"2026-02-17T11:14:04","percent_change":0.0,"prev_day_close":181.650001525879},{"option":"SPX260717C06600000","bid":524.2,"bid_size":21.0,"ask":528.4,"ask_size":22.0,"iv":0.1969,"open_interest":5379.0,"volume":0.0,"delta":0.6782,"gamma":0.0004,"vega":15.646,"theta":-0.96,"rho":16.8014,"theo":525.7407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":515.19,"last_trade_time":"2026-02-13T15:54:30","percent_change":0.0,"prev_day_close":538.050018310547},{"option":"SPX260717P06600000","bid":191.2,"bid_size":63.0,"ask":192.9,"ask_size":87.0,"iv":0.1967,"open_interest":2581.0,"volume":177.0,"delta":-0.3225,"gamma":0.0004,"vega":15.646,"theta":-1.0092,"rho":-9.744,"theo":191.841,"change":-4.4,"open":176.1,"high":187.0,"low":172.0,"tick":"no_change","last_trade_price":187.0,"last_trade_time":"2026-02-18T14:38:45","percent_change":-2.29885,"prev_day_close":183.75},{"option":"SPX260717C06610000","bid":516.1,"bid_size":7.0,"ask":520.8,"ask_size":11.0,"iv":0.1959,"open_interest":0.0,"volume":0.0,"delta":0.6744,"gamma":0.0004,"vega":15.7201,"theta":-0.9617,"rho":16.7252,"theo":518.1925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":530.600006103516},{"option":"SPX260717P06610000","bid":193.5,"bid_size":44.0,"ask":195.2,"ask_size":61.0,"iv":0.1959,"open_interest":11.0,"volume":2.0,"delta":-0.3263,"gamma":0.0004,"vega":15.7201,"theta":-1.0094,"rho":-9.8604,"theo":194.1291,"change":-17.85,"open":175.9,"high":175.9,"low":175.9,"tick":"up","last_trade_price":175.9,"last_trade_time":"2026-02-18T11:11:51","percent_change":-9.2129,"prev_day_close":186.0},{"option":"SPX260717C06620000","bid":508.6,"bid_size":7.0,"ask":513.3,"ask_size":11.0,"iv":0.195,"open_interest":0.0,"volume":0.0,"delta":0.6706,"gamma":0.0004,"vega":15.7935,"theta":-0.9632,"rho":16.6471,"theo":510.6755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":522.949981689453},{"option":"SPX260717P06620000","bid":195.8,"bid_size":45.0,"ask":197.5,"ask_size":58.0,"iv":0.195,"open_interest":41.0,"volume":0.0,"delta":-0.3302,"gamma":0.0004,"vega":15.7935,"theta":-1.0094,"rho":-9.9786,"theo":196.4483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.1,"last_trade_time":"2026-02-12T11:34:19","percent_change":0.0,"prev_day_close":188.25},{"option":"SPX260717C06625000","bid":504.8,"bid_size":7.0,"ask":509.5,"ask_size":11.0,"iv":0.1946,"open_interest":825.0,"volume":0.0,"delta":0.6686,"gamma":0.0004,"vega":15.8299,"theta":-0.9639,"rho":16.6074,"theo":506.9289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":595.04,"last_trade_time":"2026-02-09T15:19:23","percent_change":0.0,"prev_day_close":519.200012207031},{"option":"SPX260717P06625000","bid":196.9,"bid_size":66.0,"ask":198.5,"ask_size":58.0,"iv":0.1945,"open_interest":1525.0,"volume":0.0,"delta":-0.3321,"gamma":0.0004,"vega":15.8299,"theta":-1.0094,"rho":-10.0383,"theo":197.6198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.36,"last_trade_time":"2026-02-13T10:44:57","percent_change":0.0,"prev_day_close":189.349998474121},{"option":"SPX260717C06630000","bid":501.1,"bid_size":7.0,"ask":506.3,"ask_size":11.0,"iv":0.1943,"open_interest":0.0,"volume":0.0,"delta":0.6667,"gamma":0.0004,"vega":15.866,"theta":-0.9646,"rho":16.5672,"theo":503.1903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.399993896484},{"option":"SPX260717P06630000","bid":198.1,"bid_size":46.0,"ask":199.7,"ask_size":42.0,"iv":0.1941,"open_interest":75.0,"volume":64.0,"delta":-0.3341,"gamma":0.0004,"vega":15.866,"theta":-1.0094,"rho":-10.0986,"theo":198.7994,"change":-5.22,"open":190.35,"high":193.41,"low":190.35,"tick":"up","last_trade_price":193.23,"last_trade_time":"2026-02-18T14:37:45","percent_change":-2.63038,"prev_day_close":190.5},{"option":"SPX260717C06640000","bid":493.6,"bid_size":7.0,"ask":498.3,"ask_size":11.0,"iv":0.1933,"open_interest":0.0,"volume":0.0,"delta":0.6627,"gamma":0.0004,"vega":15.9376,"theta":-0.9659,"rho":16.4857,"theo":495.7376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.75},{"option":"SPX260717P06640000","bid":200.5,"bid_size":45.0,"ask":202.2,"ask_size":43.0,"iv":0.1932,"open_interest":45.0,"volume":0.0,"delta":-0.338,"gamma":0.0004,"vega":15.9376,"theta":-1.0092,"rho":-10.2202,"theo":201.1829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.5,"last_trade_time":"2026-02-12T13:48:08","percent_change":0.0,"prev_day_close":192.799995422363},{"option":"SPX260717C06650000","bid":486.8,"bid_size":21.0,"ask":490.8,"ask_size":22.0,"iv":0.1926,"open_interest":1278.0,"volume":0.0,"delta":0.6587,"gamma":0.0004,"vega":16.008,"theta":-0.967,"rho":16.4028,"theo":488.3179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":497.36,"last_trade_time":"2026-02-12T15:20:06","percent_change":0.0,"prev_day_close":500.300003051758},{"option":"SPX260717P06650000","bid":202.9,"bid_size":55.0,"ask":204.6,"ask_size":85.0,"iv":0.1924,"open_interest":6304.0,"volume":8.0,"delta":-0.342,"gamma":0.0004,"vega":16.008,"theta":-1.0089,"rho":-10.3432,"theo":203.5994,"change":-7.43,"open":197.04,"high":197.11,"low":195.97,"tick":"down","last_trade_price":195.97,"last_trade_time":"2026-02-18T15:39:28","percent_change":-3.6529,"prev_day_close":195.099998474121},{"option":"SPX260717C06660000","bid":478.8,"bid_size":7.0,"ask":483.9,"ask_size":11.0,"iv":0.1917,"open_interest":0.0,"volume":0.0,"delta":0.6547,"gamma":0.0004,"vega":16.0771,"theta":-0.9681,"rho":16.3186,"theo":480.9317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":492.800003051758},{"option":"SPX260717P06660000","bid":205.3,"bid_size":45.0,"ask":206.9,"ask_size":32.0,"iv":0.1914,"open_interest":109.0,"volume":0.0,"delta":-0.346,"gamma":0.0004,"vega":16.0771,"theta":-1.0085,"rho":-10.4675,"theo":206.0495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":176.73,"last_trade_time":"2026-02-11T13:56:21","percent_change":0.0,"prev_day_close":197.400001525879},{"option":"SPX260717C06670000","bid":471.5,"bid_size":7.0,"ask":476.1,"ask_size":11.0,"iv":0.1907,"open_interest":0.0,"volume":0.0,"delta":0.6506,"gamma":0.0004,"vega":16.1447,"theta":-0.969,"rho":16.2334,"theo":473.5794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.400009155273},{"option":"SPX260717P06670000","bid":207.8,"bid_size":43.0,"ask":209.4,"ask_size":30.0,"iv":0.1906,"open_interest":101.0,"volume":0.0,"delta":-0.3501,"gamma":0.0004,"vega":16.1447,"theta":-1.008,"rho":-10.5928,"theo":208.5334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.09,"last_trade_time":"2026-02-13T15:20:22","percent_change":0.0,"prev_day_close":199.799995422363},{"option":"SPX260717C06675000","bid":467.8,"bid_size":7.0,"ask":472.4,"ask_size":12.0,"iv":0.1902,"open_interest":466.0,"volume":0.0,"delta":0.6486,"gamma":0.0004,"vega":16.178,"theta":-0.9694,"rho":16.1905,"theo":469.9161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":461.5,"last_trade_time":"2026-02-13T16:02:21","percent_change":0.0,"prev_day_close":481.649993896484},{"option":"SPX260717P06675000","bid":209.1,"bid_size":54.0,"ask":210.8,"ask_size":80.0,"iv":0.1902,"open_interest":1567.0,"volume":0.0,"delta":-0.3522,"gamma":0.0004,"vega":16.178,"theta":-1.0077,"rho":-10.6558,"theo":209.7882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":217.45,"last_trade_time":"2026-02-17T11:34:55","percent_change":0.0,"prev_day_close":201.0},{"option":"SPX260717C06680000","bid":464.1,"bid_size":7.0,"ask":468.7,"ask_size":12.0,"iv":0.1898,"open_interest":3.0,"volume":0.0,"delta":0.6465,"gamma":0.0004,"vega":16.211,"theta":-0.9698,"rho":16.1474,"theo":466.2614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":516.32,"last_trade_time":"2026-02-12T10:48:37","percent_change":0.0,"prev_day_close":477.950012207031},{"option":"SPX260717P06680000","bid":210.3,"bid_size":43.0,"ask":211.9,"ask_size":30.0,"iv":0.1897,"open_interest":24.0,"volume":0.0,"delta":-0.3542,"gamma":0.0004,"vega":16.211,"theta":-1.0074,"rho":-10.719,"theo":211.0517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":173.3,"last_trade_time":"2026-02-02T14:12:27","percent_change":0.0,"prev_day_close":202.200004577637},{"option":"SPX260717C06690000","bid":457.6,"bid_size":14.0,"ask":460.2,"ask_size":16.0,"iv":0.1888,"open_interest":1.0,"volume":0.0,"delta":0.6423,"gamma":0.0004,"vega":16.2757,"theta":-0.9705,"rho":16.0604,"theo":458.9781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":538.21,"last_trade_time":"2026-01-26T10:44:14","percent_change":0.0,"prev_day_close":470.549987792969},{"option":"SPX260717P06690000","bid":212.8,"bid_size":45.0,"ask":214.6,"ask_size":43.0,"iv":0.1889,"open_interest":99.0,"volume":0.0,"delta":-0.3584,"gamma":0.0004,"vega":16.2757,"theta":-1.0066,"rho":-10.846,"theo":213.6046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":236.11,"last_trade_time":"2026-02-17T10:56:08","percent_change":0.0,"prev_day_close":204.700004577637},{"option":"SPX260717C06700000","bid":449.9,"bid_size":29.0,"ask":452.9,"ask_size":30.0,"iv":0.1877,"open_interest":2725.0,"volume":0.0,"delta":0.6381,"gamma":0.0005,"vega":16.3389,"theta":-0.971,"rho":15.9727,"theo":451.7298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":522.16,"last_trade_time":"2026-02-10T13:51:59","percent_change":0.0,"prev_day_close":463.25},{"option":"SPX260717P06700000","bid":215.4,"bid_size":58.0,"ask":217.0,"ask_size":77.0,"iv":0.188,"open_interest":4714.0,"volume":857.0,"delta":-0.3626,"gamma":0.0005,"vega":16.3389,"theta":-1.0057,"rho":-10.974,"theo":216.1925,"change":-4.0,"open":212.24,"high":212.68,"low":197.79,"tick":"no_change","last_trade_price":212.0,"last_trade_time":"2026-02-18T15:10:42","percent_change":-1.85185,"prev_day_close":207.150001525879},{"option":"SPX260717C06710000","bid":443.2,"bid_size":18.0,"ask":445.7,"ask_size":18.0,"iv":0.1871,"open_interest":0.0,"volume":0.0,"delta":0.6338,"gamma":0.0005,"vega":16.4006,"theta":-0.9714,"rho":15.8839,"theo":444.5169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":544.5,"last_trade_time":"2026-01-27T09:53:20","percent_change":0.0,"prev_day_close":455.850006103516},{"option":"SPX260717P06710000","bid":218.0,"bid_size":43.0,"ask":219.6,"ask_size":28.0,"iv":0.1871,"open_interest":30.0,"volume":0.0,"delta":-0.3669,"gamma":0.0005,"vega":16.4006,"theta":-1.0046,"rho":-11.1028,"theo":218.8159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":212.94,"last_trade_time":"2026-02-13T13:56:39","percent_change":0.0,"prev_day_close":209.700004577637},{"option":"SPX260717C06720000","bid":436.0,"bid_size":16.0,"ask":438.5,"ask_size":18.0,"iv":0.1862,"open_interest":1.0,"volume":0.0,"delta":0.6295,"gamma":0.0005,"vega":16.461,"theta":-0.9717,"rho":15.7939,"theo":437.34,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":536.88,"last_trade_time":"2026-01-27T10:20:29","percent_change":0.0,"prev_day_close":448.549987792969},{"option":"SPX260717P06720000","bid":220.7,"bid_size":38.0,"ask":222.3,"ask_size":28.0,"iv":0.1862,"open_interest":14.0,"volume":0.0,"delta":-0.3712,"gamma":0.0005,"vega":16.461,"theta":-1.0035,"rho":-11.2329,"theo":221.4752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.79,"last_trade_time":"2026-02-13T16:14:33","percent_change":0.0,"prev_day_close":212.200004577637},{"option":"SPX260717C06725000","bid":432.3,"bid_size":16.0,"ask":434.9,"ask_size":18.0,"iv":0.1857,"open_interest":378.0,"volume":0.0,"delta":0.6273,"gamma":0.0005,"vega":16.4906,"theta":-0.9718,"rho":15.7484,"theo":433.7651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":423.53,"last_trade_time":"2026-02-05T13:33:04","percent_change":0.0,"prev_day_close":444.950012207031},{"option":"SPX260717P06725000","bid":222.0,"bid_size":56.0,"ask":223.6,"ask_size":59.0,"iv":0.1858,"open_interest":3149.0,"volume":12.0,"delta":-0.3734,"gamma":0.0005,"vega":16.4906,"theta":-1.0029,"rho":-11.2985,"theo":222.8184,"change":-7.29,"open":204.85,"high":215.41,"low":204.85,"tick":"up","last_trade_price":215.41,"last_trade_time":"2026-02-18T14:36:17","percent_change":-3.27346,"prev_day_close":213.5},{"option":"SPX260717C06730000","bid":428.8,"bid_size":16.0,"ask":431.4,"ask_size":18.0,"iv":0.1853,"open_interest":1.0,"volume":0.0,"delta":0.6251,"gamma":0.0005,"vega":16.52,"theta":-0.9719,"rho":15.7025,"theo":430.1994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":518.28,"last_trade_time":"2026-01-26T15:05:26","percent_change":0.0,"prev_day_close":441.400009155273},{"option":"SPX260717P06730000","bid":223.3,"bid_size":43.0,"ask":225.0,"ask_size":28.0,"iv":0.1854,"open_interest":119.0,"volume":0.0,"delta":-0.3756,"gamma":0.0005,"vega":16.52,"theta":-1.0022,"rho":-11.3644,"theo":224.1709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":251.65,"last_trade_time":"2026-02-17T10:09:57","percent_change":0.0,"prev_day_close":214.799995422363},{"option":"SPX260717C06740000","bid":421.7,"bid_size":16.0,"ask":424.3,"ask_size":18.0,"iv":0.1844,"open_interest":12.0,"volume":0.0,"delta":0.6207,"gamma":0.0005,"vega":16.5776,"theta":-0.9719,"rho":15.6094,"theo":423.096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":542.0,"last_trade_time":"2026-01-28T09:30:30","percent_change":0.0,"prev_day_close":434.199996948242},{"option":"SPX260717P06740000","bid":226.1,"bid_size":38.0,"ask":227.7,"ask_size":28.0,"iv":0.1845,"open_interest":12.0,"volume":2.0,"delta":-0.38,"gamma":0.0005,"vega":16.5776,"theta":-1.0008,"rho":-11.4977,"theo":226.9037,"change":-19.26,"open":207.31,"high":207.54,"low":207.31,"tick":"up","last_trade_price":207.54,"last_trade_time":"2026-02-18T10:52:07","percent_change":-8.49206,"prev_day_close":217.450004577637},{"option":"SPX260717C06750000","bid":414.2,"bid_size":20.0,"ask":417.2,"ask_size":20.0,"iv":0.1834,"open_interest":792.0,"volume":1.0,"delta":0.6162,"gamma":0.0005,"vega":16.6339,"theta":-0.9718,"rho":15.5143,"theo":416.0304,"change":29.87,"open":440.57,"high":440.57,"low":440.57,"tick":"up","last_trade_price":440.57,"last_trade_time":"2026-02-18T10:20:20","percent_change":7.27295,"prev_day_close":427.099990844727},{"option":"SPX260717P06750000","bid":228.9,"bid_size":51.0,"ask":230.5,"ask_size":66.0,"iv":0.1837,"open_interest":2065.0,"volume":2.0,"delta":-0.3845,"gamma":0.0005,"vega":16.6339,"theta":-0.9992,"rho":-11.6329,"theo":229.6744,"change":-4.65,"open":210.0,"high":225.0,"low":210.0,"tick":"up","last_trade_price":225.0,"last_trade_time":"2026-02-18T14:39:15","percent_change":-2.02482,"prev_day_close":220.150001525879},{"option":"SPX260717C06760000","bid":407.1,"bid_size":20.0,"ask":410.2,"ask_size":21.0,"iv":0.1825,"open_interest":0.0,"volume":0.0,"delta":0.6117,"gamma":0.0005,"vega":16.6889,"theta":-0.9715,"rho":15.417,"theo":409.0036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.850006103516},{"option":"SPX260717P06760000","bid":231.5,"bid_size":43.0,"ask":233.3,"ask_size":27.0,"iv":0.1828,"open_interest":76.0,"volume":0.0,"delta":-0.389,"gamma":0.0005,"vega":16.6889,"theta":-0.9975,"rho":-11.7704,"theo":232.4837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.5,"last_trade_time":"2026-02-17T11:57:26","percent_change":0.0,"prev_day_close":222.849998474121},{"option":"SPX260717C06770000","bid":400.7,"bid_size":20.0,"ask":403.2,"ask_size":20.0,"iv":0.1819,"open_interest":1.0,"volume":0.0,"delta":0.6072,"gamma":0.0005,"vega":16.7423,"theta":-0.9711,"rho":15.3174,"theo":402.0163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":485.74,"last_trade_time":"2026-02-09T15:02:08","percent_change":0.0,"prev_day_close":412.75},{"option":"SPX260717P06770000","bid":234.5,"bid_size":33.0,"ask":236.1,"ask_size":27.0,"iv":0.1819,"open_interest":59.0,"volume":0.0,"delta":-0.3936,"gamma":0.0005,"vega":16.7423,"theta":-0.9956,"rho":-11.9101,"theo":235.3327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":237.59,"last_trade_time":"2026-02-12T15:25:44","percent_change":0.0,"prev_day_close":225.549995422363},{"option":"SPX260717C06775000","bid":397.2,"bid_size":42.0,"ask":399.7,"ask_size":44.0,"iv":0.1814,"open_interest":1281.0,"volume":0.0,"delta":0.6049,"gamma":0.0005,"vega":16.7685,"theta":-0.9708,"rho":15.2667,"theo":398.5378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.35,"last_trade_time":"2026-02-17T10:41:18","percent_change":0.0,"prev_day_close":409.300003051758},{"option":"SPX260717P06775000","bid":235.9,"bid_size":53.0,"ask":237.6,"ask_size":56.0,"iv":0.1815,"open_interest":4026.0,"volume":17.0,"delta":-0.3959,"gamma":0.0005,"vega":16.7685,"theta":-0.9946,"rho":-11.9808,"theo":236.7723,"change":-18.45,"open":218.4,"high":218.4,"low":218.4,"tick":"down","last_trade_price":218.4,"last_trade_time":"2026-02-18T10:30:23","percent_change":-7.78974,"prev_day_close":226.950004577637},{"option":"SPX260717C06780000","bid":393.7,"bid_size":17.0,"ask":396.2,"ask_size":20.0,"iv":0.181,"open_interest":100.0,"volume":0.0,"delta":0.6025,"gamma":0.0005,"vega":16.7943,"theta":-0.9705,"rho":15.2154,"theo":395.0696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":380.6,"last_trade_time":"2026-02-17T12:13:26","percent_change":0.0,"prev_day_close":405.800003051758},{"option":"SPX260717P06780000","bid":237.4,"bid_size":33.0,"ask":239.0,"ask_size":27.0,"iv":0.181,"open_interest":18.0,"volume":0.0,"delta":-0.3982,"gamma":0.0005,"vega":16.7943,"theta":-0.9936,"rho":-12.0521,"theo":238.2222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":213.3,"last_trade_time":"2026-02-12T10:50:25","percent_change":0.0,"prev_day_close":228.349998474121},{"option":"SPX260717C06790000","bid":386.7,"bid_size":30.0,"ask":388.7,"ask_size":20.0,"iv":0.1799,"open_interest":3.0,"volume":0.0,"delta":0.5979,"gamma":0.0005,"vega":16.8445,"theta":-0.9698,"rho":15.1113,"theo":388.1642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":472.46,"last_trade_time":"2026-02-09T14:27:00","percent_change":0.0,"prev_day_close":398.75},{"option":"SPX260717P06790000","bid":240.3,"bid_size":37.0,"ask":242.1,"ask_size":42.0,"iv":0.1802,"open_interest":9.0,"volume":0.0,"delta":-0.4029,"gamma":0.0005,"vega":16.8445,"theta":-0.9914,"rho":-12.1963,"theo":241.1531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.8,"last_trade_time":"2026-01-28T11:06:08","percent_change":0.0,"prev_day_close":231.200004577637},{"option":"SPX260717C06800000","bid":380.0,"bid_size":50.0,"ask":381.8,"ask_size":30.0,"iv":0.179,"open_interest":3022.0,"volume":2.0,"delta":0.5932,"gamma":0.0005,"vega":16.8928,"theta":-0.969,"rho":15.0053,"theo":381.3012,"change":29.29,"open":404.39,"high":405.29,"low":404.39,"tick":"up","last_trade_price":405.29,"last_trade_time":"2026-02-18T12:34:36","percent_change":7.78989,"prev_day_close":391.75},{"option":"SPX260717P06800000","bid":243.3,"bid_size":48.0,"ask":244.9,"ask_size":54.0,"iv":0.1793,"open_interest":3339.0,"volume":98.0,"delta":-0.4076,"gamma":0.0005,"vega":16.8928,"theta":-0.9891,"rho":-12.3425,"theo":244.1263,"change":-7.94,"open":224.2,"high":236.46,"low":222.63,"tick":"up","last_trade_price":236.46,"last_trade_time":"2026-02-18T14:36:17","percent_change":-3.24877,"prev_day_close":234.099998474121},{"option":"SPX260717C06810000","bid":373.1,"bid_size":29.0,"ask":375.0,"ask_size":20.0,"iv":0.1782,"open_interest":1.0,"volume":0.0,"delta":0.5884,"gamma":0.0005,"vega":16.9392,"theta":-0.9679,"rho":14.8978,"theo":374.4812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.8,"last_trade_time":"2026-01-21T13:13:27","percent_change":0.0,"prev_day_close":384.850006103516},{"option":"SPX260717P06810000","bid":246.3,"bid_size":39.0,"ask":247.9,"ask_size":27.0,"iv":0.1784,"open_interest":153.0,"volume":0.0,"delta":-0.4124,"gamma":0.0005,"vega":16.9392,"theta":-0.9867,"rho":-12.4901,"theo":247.1425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":261.2,"last_trade_time":"2026-02-13T15:49:30","percent_change":0.0,"prev_day_close":236.950004577637},{"option":"SPX260717C06820000","bid":366.3,"bid_size":22.0,"ask":368.2,"ask_size":17.0,"iv":0.1774,"open_interest":2.0,"volume":0.0,"delta":0.5836,"gamma":0.0005,"vega":16.9834,"theta":-0.9667,"rho":14.7889,"theo":367.7049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":418.86,"last_trade_time":"2026-01-21T15:06:39","percent_change":0.0,"prev_day_close":378.0},{"option":"SPX260717P06820000","bid":249.2,"bid_size":42.0,"ask":251.0,"ask_size":27.0,"iv":0.1776,"open_interest":33.0,"volume":0.0,"delta":-0.4172,"gamma":0.0005,"vega":16.9834,"theta":-0.984,"rho":-12.6391,"theo":250.2025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":266.0,"last_trade_time":"2026-02-13T15:53:53","percent_change":0.0,"prev_day_close":239.950004577637},{"option":"SPX260717C06825000","bid":363.0,"bid_size":22.0,"ask":365.0,"ask_size":27.0,"iv":0.1769,"open_interest":657.0,"volume":3.0,"delta":0.5811,"gamma":0.0005,"vega":17.0046,"theta":-0.9661,"rho":14.7341,"theo":364.3333,"change":29.28,"open":385.23,"high":388.53,"low":385.23,"tick":"down","last_trade_price":388.43,"last_trade_time":"2026-02-18T12:48:13","percent_change":8.15258,"prev_day_close":374.550003051758},{"option":"SPX260717P06825000","bid":250.9,"bid_size":26.0,"ask":252.5,"ask_size":35.0,"iv":0.1772,"open_interest":744.0,"volume":3.0,"delta":-0.4196,"gamma":0.0005,"vega":17.0046,"theta":-0.9826,"rho":-12.714,"theo":251.749,"change":-13.67,"open":238.43,"high":238.43,"low":238.43,"tick":"down","last_trade_price":238.43,"last_trade_time":"2026-02-18T15:59:11","percent_change":-5.42245,"prev_day_close":241.450004577637},{"option":"SPX260717C06830000","bid":359.6,"bid_size":24.0,"ask":361.5,"ask_size":21.0,"iv":0.1765,"open_interest":12.0,"volume":0.0,"delta":0.5787,"gamma":0.0005,"vega":17.0253,"theta":-0.9654,"rho":14.679,"theo":360.9729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.0,"last_trade_time":"2026-02-17T10:27:49","percent_change":0.0,"prev_day_close":371.149993896484},{"option":"SPX260717P06830000","bid":252.3,"bid_size":42.0,"ask":254.1,"ask_size":27.0,"iv":0.1768,"open_interest":70.0,"volume":0.0,"delta":-0.422,"gamma":0.0005,"vega":17.0253,"theta":-0.9812,"rho":-12.7891,"theo":253.3067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.2,"last_trade_time":"2026-02-17T12:23:55","percent_change":0.0,"prev_day_close":242.950004577637},{"option":"SPX260717C06840000","bid":352.9,"bid_size":22.0,"ask":354.8,"ask_size":18.0,"iv":0.1756,"open_interest":1.0,"volume":0.0,"delta":0.5738,"gamma":0.0005,"vega":17.0649,"theta":-0.9639,"rho":14.5684,"theo":354.2857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.1,"last_trade_time":"2026-02-06T13:16:23","percent_change":0.0,"prev_day_close":364.350006103516},{"option":"SPX260717P06840000","bid":255.6,"bid_size":39.0,"ask":257.3,"ask_size":25.0,"iv":0.1759,"open_interest":86.0,"volume":0.0,"delta":-0.427,"gamma":0.0005,"vega":17.0649,"theta":-0.9783,"rho":-12.9399,"theo":256.4558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.5,"last_trade_time":"2026-02-17T12:23:55","percent_change":0.0,"prev_day_close":245.950004577637},{"option":"SPX260717C06850000","bid":346.3,"bid_size":51.0,"ask":348.3,"ask_size":47.0,"iv":0.1748,"open_interest":1175.0,"volume":4.0,"delta":0.5688,"gamma":0.0005,"vega":17.1022,"theta":-0.9622,"rho":14.4569,"theo":347.6439,"change":28.2,"open":370.27,"high":370.8,"low":370.27,"tick":"no_change","last_trade_price":370.8,"last_trade_time":"2026-02-18T10:23:41","percent_change":8.23117,"prev_day_close":357.600006103516},{"option":"SPX260717P06850000","bid":258.8,"bid_size":51.0,"ask":260.5,"ask_size":55.0,"iv":0.175,"open_interest":3721.0,"volume":21.0,"delta":-0.432,"gamma":0.0005,"vega":17.1022,"theta":-0.9752,"rho":-13.0915,"theo":259.6502,"change":-15.43,"open":236.14,"high":244.67,"low":236.14,"tick":"up","last_trade_price":244.67,"last_trade_time":"2026-02-18T13:43:34","percent_change":-5.93233,"prev_day_close":249.099998474121},{"option":"SPX260717C06860000","bid":339.7,"bid_size":23.0,"ask":341.7,"ask_size":32.0,"iv":0.1739,"open_interest":10.0,"volume":1.0,"delta":0.5638,"gamma":0.0005,"vega":17.137,"theta":-0.9604,"rho":14.3446,"theo":341.048,"change":25.27,"open":361.32,"high":361.32,"low":361.32,"tick":"down","last_trade_price":361.32,"last_trade_time":"2026-02-18T12:01:06","percent_change":7.51971,"prev_day_close":351.0},{"option":"SPX260717P06860000","bid":261.9,"bid_size":44.0,"ask":263.7,"ask_size":25.0,"iv":0.1742,"open_interest":32.0,"volume":0.0,"delta":-0.437,"gamma":0.0005,"vega":17.137,"theta":-0.9719,"rho":-13.244,"theo":262.8906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":279.1,"last_trade_time":"2026-02-13T15:51:05","percent_change":0.0,"prev_day_close":252.200004577637},{"option":"SPX260717C06870000","bid":333.1,"bid_size":42.0,"ask":335.0,"ask_size":21.0,"iv":0.1731,"open_interest":2.0,"volume":0.0,"delta":0.5587,"gamma":0.0005,"vega":17.1695,"theta":-0.9584,"rho":14.231,"theo":334.4986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":336.87,"last_trade_time":"2026-02-17T13:59:13","percent_change":0.0,"prev_day_close":344.25},{"option":"SPX260717P06870000","bid":265.3,"bid_size":34.0,"ask":267.0,"ask_size":25.0,"iv":0.1733,"open_interest":318.0,"volume":0.0,"delta":-0.4421,"gamma":0.0005,"vega":17.1695,"theta":-0.9684,"rho":-13.3976,"theo":266.1774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":256.54,"last_trade_time":"2026-02-13T13:18:12","percent_change":0.0,"prev_day_close":255.400001525879},{"option":"SPX260717C06875000","bid":329.9,"bid_size":42.0,"ask":331.7,"ask_size":21.0,"iv":0.1726,"open_interest":273.0,"volume":0.0,"delta":0.5561,"gamma":0.0005,"vega":17.1849,"theta":-0.9573,"rho":14.1737,"theo":331.2416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.78,"last_trade_time":"2026-02-12T15:52:11","percent_change":0.0,"prev_day_close":340.949996948242},{"option":"SPX260717P06875000","bid":266.9,"bid_size":30.0,"ask":268.7,"ask_size":25.0,"iv":0.1729,"open_interest":843.0,"volume":0.0,"delta":-0.4446,"gamma":0.0005,"vega":17.1849,"theta":-0.9666,"rho":-13.4749,"theo":267.8385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":270.9,"last_trade_time":"2026-02-17T11:56:03","percent_change":0.0,"prev_day_close":257.0},{"option":"SPX260717C06880000","bid":326.6,"bid_size":42.0,"ask":328.5,"ask_size":21.0,"iv":0.1722,"open_interest":2.0,"volume":0.0,"delta":0.5536,"gamma":0.0005,"vega":17.1996,"theta":-0.9562,"rho":14.116,"theo":327.9966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":364.4,"last_trade_time":"2026-02-03T14:30:04","percent_change":0.0,"prev_day_close":337.649993896484},{"option":"SPX260717P06880000","bid":268.5,"bid_size":44.0,"ask":270.3,"ask_size":24.0,"iv":0.1725,"open_interest":18.0,"volume":0.0,"delta":-0.4472,"gamma":0.0005,"vega":17.1996,"theta":-0.9648,"rho":-13.5527,"theo":269.5116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":307.59,"last_trade_time":"2026-02-17T10:41:05","percent_change":0.0,"prev_day_close":258.649993896484},{"option":"SPX260717C06890000","bid":320.2,"bid_size":31.0,"ask":322.1,"ask_size":21.0,"iv":0.1713,"open_interest":3.0,"volume":0.0,"delta":0.5484,"gamma":0.0005,"vega":17.2273,"theta":-0.9539,"rho":13.999,"theo":321.5428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":370.23,"last_trade_time":"2026-02-03T15:53:21","percent_change":0.0,"prev_day_close":331.199996948242},{"option":"SPX260717P06890000","bid":271.9,"bid_size":39.0,"ask":273.7,"ask_size":20.0,"iv":0.1716,"open_interest":63.0,"volume":0.0,"delta":-0.4524,"gamma":0.0005,"vega":17.2273,"theta":-0.961,"rho":-13.7098,"theo":272.894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.4,"last_trade_time":"2026-02-12T14:25:15","percent_change":0.0,"prev_day_close":261.899993896484},{"option":"SPX260717C06900000","bid":313.9,"bid_size":58.0,"ask":315.7,"ask_size":34.0,"iv":0.1706,"open_interest":3845.0,"volume":50.0,"delta":0.5431,"gamma":0.0005,"vega":17.2524,"theta":-0.9513,"rho":13.8797,"theo":315.1383,"change":21.41,"open":331.91,"high":331.91,"low":331.91,"tick":"up","last_trade_price":331.91,"last_trade_time":"2026-02-18T13:56:13","percent_change":6.89533,"prev_day_close":324.649993896484},{"option":"SPX260717P06900000","bid":275.6,"bid_size":21.0,"ask":277.2,"ask_size":53.0,"iv":0.1708,"open_interest":4026.0,"volume":3.0,"delta":-0.4576,"gamma":0.0005,"vega":17.2524,"theta":-0.957,"rho":-13.8692,"theo":276.3258,"change":-22.12,"open":253.65,"high":255.72,"low":253.65,"tick":"down","last_trade_price":254.88,"last_trade_time":"2026-02-18T13:37:10","percent_change":-7.98556,"prev_day_close":265.25},{"option":"SPX260717C06910000","bid":307.5,"bid_size":43.0,"ask":309.3,"ask_size":22.0,"iv":0.1697,"open_interest":22.0,"volume":0.0,"delta":0.5379,"gamma":0.0005,"vega":17.275,"theta":-0.9486,"rho":13.7579,"theo":308.7844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":356.88,"last_trade_time":"2026-02-03T15:53:21","percent_change":0.0,"prev_day_close":318.199996948242},{"option":"SPX260717P06910000","bid":278.9,"bid_size":28.0,"ask":280.7,"ask_size":24.0,"iv":0.1699,"open_interest":99.0,"volume":0.0,"delta":-0.4629,"gamma":0.0005,"vega":17.275,"theta":-0.9529,"rho":-14.0312,"theo":279.8081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":278.2,"last_trade_time":"2026-02-17T13:41:43","percent_change":0.0,"prev_day_close":268.649993896484},{"option":"SPX260717C06920000","bid":301.2,"bid_size":44.0,"ask":303.0,"ask_size":25.0,"iv":0.1688,"open_interest":15.0,"volume":0.0,"delta":0.5325,"gamma":0.0005,"vega":17.2948,"theta":-0.9458,"rho":13.6335,"theo":302.4823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.66,"last_trade_time":"2026-02-04T11:36:18","percent_change":0.0,"prev_day_close":311.800003051758},{"option":"SPX260717P06920000","bid":282.5,"bid_size":20.0,"ask":284.2,"ask_size":23.0,"iv":0.1691,"open_interest":85.0,"volume":0.0,"delta":-0.4682,"gamma":0.0005,"vega":17.2948,"theta":-0.9486,"rho":-14.1957,"theo":283.3423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":234.1,"last_trade_time":"2026-02-10T10:04:37","percent_change":0.0,"prev_day_close":272.100006103516},{"option":"SPX260717C06925000","bid":298.1,"bid_size":57.0,"ask":299.9,"ask_size":46.0,"iv":0.1684,"open_interest":1481.0,"volume":0.0,"delta":0.5298,"gamma":0.0005,"vega":17.3037,"theta":-0.9443,"rho":13.5703,"theo":299.3511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.79,"last_trade_time":"2026-02-13T10:14:41","percent_change":0.0,"prev_day_close":308.599990844727},{"option":"SPX260717P06925000","bid":284.2,"bid_size":39.0,"ask":286.0,"ask_size":47.0,"iv":0.1687,"open_interest":2547.0,"volume":1.0,"delta":-0.4709,"gamma":0.0005,"vega":17.3037,"theta":-0.9464,"rho":-14.2789,"theo":285.1292,"change":-23.4,"open":262.6,"high":262.6,"low":262.6,"tick":"up","last_trade_price":262.6,"last_trade_time":"2026-02-18T10:26:49","percent_change":-8.18182,"prev_day_close":273.850006103516},{"option":"SPX260717C06930000","bid":295.0,"bid_size":43.0,"ask":296.8,"ask_size":22.0,"iv":0.168,"open_interest":0.0,"volume":0.0,"delta":0.5271,"gamma":0.0005,"vega":17.3119,"theta":-0.9427,"rho":13.5066,"theo":296.2333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.449996948242},{"option":"SPX260717P06930000","bid":286.1,"bid_size":20.0,"ask":287.8,"ask_size":23.0,"iv":0.1682,"open_interest":90.0,"volume":4.0,"delta":-0.4736,"gamma":0.0005,"vega":17.3119,"theta":-0.9441,"rho":-14.3628,"theo":286.9295,"change":-26.35,"open":264.3,"high":264.3,"low":261.6,"tick":"down","last_trade_price":261.6,"last_trade_time":"2026-02-18T10:48:22","percent_change":-9.15089,"prev_day_close":275.550003051758},{"option":"SPX260717C06940000","bid":288.9,"bid_size":44.0,"ask":290.6,"ask_size":21.0,"iv":0.1672,"open_interest":26.0,"volume":0.0,"delta":0.5217,"gamma":0.0006,"vega":17.326,"theta":-0.9395,"rho":13.3774,"theo":290.0387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":293.22,"last_trade_time":"2026-02-12T15:39:30","percent_change":0.0,"prev_day_close":299.149993896484},{"option":"SPX260717P06940000","bid":289.7,"bid_size":26.0,"ask":291.5,"ask_size":23.0,"iv":0.1674,"open_interest":114.0,"volume":0.0,"delta":-0.479,"gamma":0.0006,"vega":17.326,"theta":-0.9394,"rho":-14.532,"theo":290.5711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":291.6,"last_trade_time":"2026-02-13T11:10:05","percent_change":0.0,"prev_day_close":279.149993896484},{"option":"SPX260717C06950000","bid":282.8,"bid_size":65.0,"ask":284.5,"ask_size":34.0,"iv":0.1664,"open_interest":1272.0,"volume":0.0,"delta":0.5162,"gamma":0.0006,"vega":17.337,"theta":-0.9361,"rho":13.2467,"theo":283.8994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.34,"last_trade_time":"2026-02-17T13:12:45","percent_change":0.0,"prev_day_close":292.899993896484},{"option":"SPX260717P06950000","bid":293.4,"bid_size":47.0,"ask":295.2,"ask_size":52.0,"iv":0.1666,"open_interest":1715.0,"volume":136.0,"delta":-0.4845,"gamma":0.0006,"vega":17.337,"theta":-0.9346,"rho":-14.7028,"theo":294.2682,"change":-5.85,"open":289.6,"high":289.94,"low":274.93,"tick":"no_change","last_trade_price":289.5,"last_trade_time":"2026-02-18T15:00:01","percent_change":-1.9807,"prev_day_close":282.800003051758},{"option":"SPX260717C06960000","bid":276.7,"bid_size":36.0,"ask":278.5,"ask_size":22.0,"iv":0.1656,"open_interest":42.0,"volume":0.0,"delta":0.5107,"gamma":0.0006,"vega":17.3449,"theta":-0.9325,"rho":13.1148,"theo":277.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.2,"last_trade_time":"2026-02-13T15:49:07","percent_change":0.0,"prev_day_close":286.75},{"option":"SPX260717P06960000","bid":297.2,"bid_size":28.0,"ask":299.0,"ask_size":23.0,"iv":0.1658,"open_interest":92.0,"volume":0.0,"delta":-0.4901,"gamma":0.0006,"vega":17.3449,"theta":-0.9295,"rho":-14.8749,"theo":298.0216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.4,"last_trade_time":"2026-02-12T13:58:29","percent_change":0.0,"prev_day_close":286.350006103516},{"option":"SPX260717C06970000","bid":270.7,"bid_size":39.0,"ask":272.5,"ask_size":23.0,"iv":0.1648,"open_interest":29.0,"volume":0.0,"delta":0.5051,"gamma":0.0006,"vega":17.3497,"theta":-0.9287,"rho":12.982,"theo":271.791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.41,"last_trade_time":"2026-01-30T12:33:53","percent_change":0.0,"prev_day_close":280.649993896484},{"option":"SPX260717P06970000","bid":301.1,"bid_size":20.0,"ask":302.8,"ask_size":20.0,"iv":0.1649,"open_interest":132.0,"volume":0.0,"delta":-0.4956,"gamma":0.0006,"vega":17.3497,"theta":-0.9242,"rho":-15.0477,"theo":301.8322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.0,"last_trade_time":"2026-02-12T10:00:09","percent_change":0.0,"prev_day_close":290.100006103516},{"option":"SPX260717C06975000","bid":267.7,"bid_size":49.0,"ask":269.5,"ask_size":23.0,"iv":0.1643,"open_interest":577.0,"volume":0.0,"delta":0.5023,"gamma":0.0006,"vega":17.3509,"theta":-0.9267,"rho":12.9155,"theo":268.7998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":266.2,"last_trade_time":"2026-02-12T15:58:01","percent_change":0.0,"prev_day_close":277.550003051758},{"option":"SPX260717P06975000","bid":303.0,"bid_size":21.0,"ask":304.7,"ask_size":23.0,"iv":0.1645,"open_interest":469.0,"volume":0.0,"delta":-0.4985,"gamma":0.0006,"vega":17.3509,"theta":-0.9216,"rho":-15.1344,"theo":303.7591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":298.1,"last_trade_time":"2026-02-17T14:24:00","percent_change":0.0,"prev_day_close":291.949996948242},{"option":"SPX260717C06980000","bid":264.8,"bid_size":48.0,"ask":266.5,"ask_size":23.0,"iv":0.1639,"open_interest":160.0,"volume":0.0,"delta":0.4995,"gamma":0.0006,"vega":17.3513,"theta":-0.9247,"rho":12.8488,"theo":265.8232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":262.4,"last_trade_time":"2026-02-12T15:59:38","percent_change":0.0,"prev_day_close":274.599990844727},{"option":"SPX260717P06980000","bid":304.9,"bid_size":30.0,"ask":306.7,"ask_size":23.0,"iv":0.1641,"open_interest":312.0,"volume":0.0,"delta":-0.5013,"gamma":0.0006,"vega":17.3513,"theta":-0.9188,"rho":-15.2211,"theo":305.7006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":311.69,"last_trade_time":"2026-02-17T11:27:43","percent_change":0.0,"prev_day_close":293.850006103516},{"option":"SPX260717C06990000","bid":258.9,"bid_size":42.0,"ask":260.6,"ask_size":23.0,"iv":0.1631,"open_interest":28.0,"volume":10.0,"delta":0.4938,"gamma":0.0006,"vega":17.3497,"theta":-0.9205,"rho":12.7151,"theo":259.914,"change":11.27,"open":267.12,"high":267.12,"low":267.12,"tick":"up","last_trade_price":267.12,"last_trade_time":"2026-02-18T15:04:04","percent_change":4.40493,"prev_day_close":268.550003051758},{"option":"SPX260717P06990000","bid":308.9,"bid_size":21.0,"ask":310.6,"ask_size":20.0,"iv":0.1633,"open_interest":72.0,"volume":10.0,"delta":-0.507,"gamma":0.0006,"vega":17.3497,"theta":-0.9132,"rho":-15.395,"theo":309.6277,"change":-10.49,"open":300.56,"high":300.56,"low":300.56,"tick":"down","last_trade_price":300.56,"last_trade_time":"2026-02-18T15:04:04","percent_change":-3.37245,"prev_day_close":297.699996948242},{"option":"SPX260717C07000000","bid":253.1,"bid_size":51.0,"ask":254.8,"ask_size":59.0,"iv":0.1623,"open_interest":11686.0,"volume":99.0,"delta":0.4881,"gamma":0.0006,"vega":17.3448,"theta":-0.9162,"rho":12.5806,"theo":254.0642,"change":19.31,"open":264.9,"high":275.8,"low":264.9,"tick":"down","last_trade_price":269.41,"last_trade_time":"2026-02-18T13:57:27","percent_change":7.72091,"prev_day_close":262.449996948242},{"option":"SPX260717P07000000","bid":312.2,"bid_size":45.0,"ask":314.6,"ask_size":44.0,"iv":0.1622,"open_interest":10331.0,"volume":74.0,"delta":-0.5127,"gamma":0.0006,"vega":17.3448,"theta":-0.9074,"rho":-15.5696,"theo":313.6141,"change":-17.2,"open":296.78,"high":305.0,"low":286.5,"tick":"down","last_trade_price":298.0,"last_trade_time":"2026-02-18T15:47:28","percent_change":-5.45685,"prev_day_close":301.550003051758},{"option":"SPX260717C07010000","bid":247.3,"bid_size":43.0,"ask":249.0,"ask_size":23.0,"iv":0.1615,"open_interest":28.0,"volume":0.0,"delta":0.4823,"gamma":0.0006,"vega":17.3365,"theta":-0.9116,"rho":12.4448,"theo":248.2747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.2,"last_trade_time":"2026-02-17T11:50:28","percent_change":0.0,"prev_day_close":256.699996948242},{"option":"SPX260717P07010000","bid":316.2,"bid_size":23.0,"ask":318.7,"ask_size":19.0,"iv":0.1614,"open_interest":24.0,"volume":0.0,"delta":-0.5185,"gamma":0.0006,"vega":17.3365,"theta":-0.9014,"rho":-15.7454,"theo":317.6609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":317.98,"last_trade_time":"2026-02-12T11:22:50","percent_change":0.0,"prev_day_close":305.550003051758},{"option":"SPX260717C07020000","bid":241.6,"bid_size":36.0,"ask":243.3,"ask_size":23.0,"iv":0.1607,"open_interest":7.0,"volume":0.0,"delta":0.4765,"gamma":0.0006,"vega":17.3247,"theta":-0.9069,"rho":12.3074,"theo":242.5466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.9,"last_trade_time":"2026-02-17T13:45:04","percent_change":0.0,"prev_day_close":250.849998474121},{"option":"SPX260717P07020000","bid":320.4,"bid_size":23.0,"ask":322.8,"ask_size":22.0,"iv":0.1606,"open_interest":4.0,"volume":0.0,"delta":-0.5243,"gamma":0.0006,"vega":17.3247,"theta":-0.8952,"rho":-15.923,"theo":321.769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.6,"last_trade_time":"2026-02-02T15:59:28","percent_change":0.0,"prev_day_close":309.550003051758},{"option":"SPX260717C07025000","bid":238.8,"bid_size":25.0,"ask":240.5,"ask_size":23.0,"iv":0.1603,"open_interest":598.0,"volume":52.0,"delta":0.4735,"gamma":0.0006,"vega":17.3174,"theta":-0.9045,"rho":12.2379,"theo":239.706,"change":10.69,"open":261.7,"high":261.7,"low":246.64,"tick":"down","last_trade_price":246.64,"last_trade_time":"2026-02-18T15:04:04","percent_change":4.53062,"prev_day_close":248.0},{"option":"SPX260717P07025000","bid":322.5,"bid_size":23.0,"ask":324.9,"ask_size":19.0,"iv":0.1602,"open_interest":666.0,"volume":23.0,"delta":-0.5272,"gamma":0.0006,"vega":17.3174,"theta":-0.8921,"rho":-16.0126,"theo":323.8466,"change":-11.26,"open":297.85,"high":314.44,"low":297.85,"tick":"up","last_trade_price":314.44,"last_trade_time":"2026-02-18T15:04:04","percent_change":-3.45717,"prev_day_close":311.550003051758},{"option":"SPX260717C07030000","bid":236.0,"bid_size":23.0,"ask":237.7,"ask_size":23.0,"iv":0.1599,"open_interest":48.0,"volume":0.0,"delta":0.4706,"gamma":0.0006,"vega":17.3092,"theta":-0.902,"rho":12.1677,"theo":236.8813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.1,"last_trade_time":"2026-02-17T15:24:25","percent_change":0.0,"prev_day_close":245.099998474121},{"option":"SPX260717P07030000","bid":324.5,"bid_size":23.0,"ask":327.0,"ask_size":19.0,"iv":0.1598,"open_interest":33.0,"volume":0.0,"delta":-0.5301,"gamma":0.0006,"vega":17.3092,"theta":-0.8889,"rho":-16.1028,"theo":325.94,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.2,"last_trade_time":"2026-02-17T13:54:43","percent_change":0.0,"prev_day_close":313.550003051758},{"option":"SPX260717C07040000","bid":230.4,"bid_size":26.0,"ask":232.1,"ask_size":23.0,"iv":0.1591,"open_interest":17.0,"volume":3.0,"delta":0.4647,"gamma":0.0006,"vega":17.2897,"theta":-0.8969,"rho":12.0254,"theo":231.2803,"change":22.3,"open":234.3,"high":250.0,"low":230.9,"tick":"up","last_trade_price":250.0,"last_trade_time":"2026-02-18T10:20:28","percent_change":9.79359,"prev_day_close":239.400001525879},{"option":"SPX260717P07040000","bid":328.8,"bid_size":23.0,"ask":331.3,"ask_size":19.0,"iv":0.159,"open_interest":113.0,"volume":0.0,"delta":-0.536,"gamma":0.0006,"vega":17.2897,"theta":-0.8823,"rho":-16.2852,"theo":330.1752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.73,"last_trade_time":"2026-02-09T15:55:54","percent_change":0.0,"prev_day_close":317.75},{"option":"SPX260717C07050000","bid":224.9,"bid_size":32.0,"ask":226.6,"ask_size":46.0,"iv":0.1583,"open_interest":1084.0,"volume":4.0,"delta":0.4588,"gamma":0.0006,"vega":17.2662,"theta":-0.8916,"rho":11.8805,"theo":225.7452,"change":22.0,"open":229.9,"high":245.7,"low":229.9,"tick":"down","last_trade_price":244.2,"last_trade_time":"2026-02-18T10:19:21","percent_change":9.90099,"prev_day_close":233.800003051758},{"option":"SPX260717P07050000","bid":333.1,"bid_size":36.0,"ask":335.6,"ask_size":44.0,"iv":0.1582,"open_interest":1627.0,"volume":15.0,"delta":-0.542,"gamma":0.0006,"vega":17.2662,"theta":-0.8756,"rho":-16.4702,"theo":334.4763,"change":-22.55,"open":334.7,"high":334.7,"low":313.2,"tick":"up","last_trade_price":313.9,"last_trade_time":"2026-02-18T13:44:32","percent_change":-6.70233,"prev_day_close":321.949996948242},{"option":"SPX260717C07060000","bid":219.4,"bid_size":39.0,"ask":221.2,"ask_size":36.0,"iv":0.1575,"open_interest":158.0,"volume":0.0,"delta":0.4528,"gamma":0.0006,"vega":17.2386,"theta":-0.8861,"rho":11.7332,"theo":220.2775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":233.5,"last_trade_time":"2026-02-12T12:25:27","percent_change":0.0,"prev_day_close":228.199996948242},{"option":"SPX260717P07060000","bid":337.5,"bid_size":21.0,"ask":340.0,"ask_size":18.0,"iv":0.1574,"open_interest":46.0,"volume":0.0,"delta":-0.548,"gamma":0.0006,"vega":17.2386,"theta":-0.8687,"rho":-16.6576,"theo":338.8448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":342.4,"last_trade_time":"2026-02-13T14:52:03","percent_change":0.0,"prev_day_close":326.149993896484},{"option":"SPX260717C07070000","bid":214.1,"bid_size":32.0,"ask":215.8,"ask_size":36.0,"iv":0.1567,"open_interest":3.0,"volume":0.0,"delta":0.4468,"gamma":0.0006,"vega":17.2069,"theta":-0.8805,"rho":11.5842,"theo":214.8786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":295.2,"last_trade_time":"2026-02-02T14:41:46","percent_change":0.0,"prev_day_close":222.700004577637},{"option":"SPX260717P07070000","bid":342.0,"bid_size":21.0,"ask":344.5,"ask_size":18.0,"iv":0.1567,"open_interest":5.0,"volume":0.0,"delta":-0.554,"gamma":0.0006,"vega":17.2069,"theta":-0.8616,"rho":-16.8468,"theo":343.2822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":283.78,"last_trade_time":"2026-02-09T13:21:13","percent_change":0.0,"prev_day_close":330.550003051758},{"option":"SPX260717C07075000","bid":211.4,"bid_size":56.0,"ask":213.2,"ask_size":70.0,"iv":0.1564,"open_interest":1198.0,"volume":125.0,"delta":0.4437,"gamma":0.0006,"vega":17.1895,"theta":-0.8776,"rho":11.5091,"theo":212.2053,"change":7.88,"open":214.12,"high":216.73,"low":213.57,"tick":"up","last_trade_price":216.73,"last_trade_time":"2026-02-18T15:31:52","percent_change":3.77304,"prev_day_close":219.900001525879},{"option":"SPX260717P07075000","bid":344.2,"bid_size":21.0,"ask":346.7,"ask_size":20.0,"iv":0.1562,"open_interest":201.0,"volume":182.0,"delta":-0.557,"gamma":0.0006,"vega":17.1895,"theta":-0.8579,"rho":-16.9419,"theo":345.527,"change":-10.66,"open":321.19,"high":341.46,"low":318.46,"tick":"down","last_trade_price":337.04,"last_trade_time":"2026-02-18T15:31:52","percent_change":-3.06586,"prev_day_close":332.75},{"option":"SPX260717C07080000","bid":208.8,"bid_size":24.0,"ask":210.5,"ask_size":36.0,"iv":0.1559,"open_interest":29.0,"volume":0.0,"delta":0.4407,"gamma":0.0006,"vega":17.1711,"theta":-0.8746,"rho":11.4339,"theo":209.5497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.6,"last_trade_time":"2026-02-17T12:17:35","percent_change":0.0,"prev_day_close":217.200004577637},{"option":"SPX260717P07080000","bid":346.5,"bid_size":21.0,"ask":349.0,"ask_size":18.0,"iv":0.1559,"open_interest":18.0,"volume":0.0,"delta":-0.5601,"gamma":0.0006,"vega":17.1711,"theta":-0.8543,"rho":-17.0372,"theo":347.7895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":346.3,"last_trade_time":"2026-02-12T12:22:27","percent_change":0.0,"prev_day_close":334.949996948242},{"option":"SPX260717C07090000","bid":203.5,"bid_size":27.0,"ask":205.3,"ask_size":52.0,"iv":0.1552,"open_interest":86.0,"volume":0.0,"delta":0.4346,"gamma":0.0006,"vega":17.1314,"theta":-0.8686,"rho":11.2832,"theo":204.2917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.0,"last_trade_time":"2026-02-12T13:28:09","percent_change":0.0,"prev_day_close":211.900001525879},{"option":"SPX260717P07090000","bid":351.1,"bid_size":21.0,"ask":353.6,"ask_size":18.0,"iv":0.1551,"open_interest":77.0,"volume":0.0,"delta":-0.5662,"gamma":0.0006,"vega":17.1314,"theta":-0.8468,"rho":-17.228,"theo":352.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.04,"last_trade_time":"2026-02-12T11:11:25","percent_change":0.0,"prev_day_close":339.350006103516},{"option":"SPX260717C07100000","bid":198.4,"bid_size":60.0,"ask":200.1,"ask_size":72.0,"iv":0.1544,"open_interest":2256.0,"volume":30.0,"delta":0.4285,"gamma":0.0006,"vega":17.088,"theta":-0.8623,"rho":11.1326,"theo":199.1053,"change":12.13,"open":199.9,"high":218.81,"low":199.9,"tick":"down","last_trade_price":208.08,"last_trade_time":"2026-02-18T16:14:42","percent_change":6.19036,"prev_day_close":206.550003051758},{"option":"SPX260717P07100000","bid":355.7,"bid_size":44.0,"ask":358.3,"ask_size":42.0,"iv":0.1543,"open_interest":1265.0,"volume":21.0,"delta":-0.5723,"gamma":0.0006,"vega":17.088,"theta":-0.8391,"rho":-17.4188,"theo":357.0177,"change":-31.07,"open":328.24,"high":328.33,"low":328.24,"tick":"up","last_trade_price":328.33,"last_trade_time":"2026-02-18T10:18:16","percent_change":-8.64497,"prev_day_close":343.949996948242},{"option":"SPX260717C07110000","bid":193.3,"bid_size":26.0,"ask":195.0,"ask_size":51.0,"iv":0.1537,"open_interest":35.0,"volume":0.0,"delta":0.4223,"gamma":0.0006,"vega":17.0407,"theta":-0.8559,"rho":10.982,"theo":193.9912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":230.6,"last_trade_time":"2026-02-12T10:52:13","percent_change":0.0,"prev_day_close":201.299995422363},{"option":"SPX260717P07110000","bid":360.5,"bid_size":20.0,"ask":363.0,"ask_size":17.0,"iv":0.1536,"open_interest":11.0,"volume":0.0,"delta":-0.5784,"gamma":0.0006,"vega":17.0407,"theta":-0.8312,"rho":-17.6094,"theo":361.7397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.15,"last_trade_time":"2026-02-02T11:24:46","percent_change":0.0,"prev_day_close":348.550003051758},{"option":"SPX260717C07120000","bid":188.3,"bid_size":28.0,"ask":190.0,"ask_size":55.0,"iv":0.1529,"open_interest":28.0,"volume":2.0,"delta":0.4161,"gamma":0.0006,"vega":16.9897,"theta":-0.8493,"rho":10.8314,"theo":188.9499,"change":12.94,"open":199.59,"high":199.59,"low":198.94,"tick":"down","last_trade_price":198.94,"last_trade_time":"2026-02-18T14:18:06","percent_change":6.95699,"prev_day_close":196.200004577637},{"option":"SPX260717P07120000","bid":365.3,"bid_size":20.0,"ask":367.8,"ask_size":17.0,"iv":0.1528,"open_interest":1.0,"volume":0.0,"delta":-0.5846,"gamma":0.0006,"vega":16.9897,"theta":-0.8232,"rho":-17.8001,"theo":366.5347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.24,"last_trade_time":"2026-01-27T15:54:37","percent_change":0.0,"prev_day_close":353.25},{"option":"SPX260717C07125000","bid":185.8,"bid_size":27.0,"ask":187.5,"ask_size":52.0,"iv":0.1525,"open_interest":203.0,"volume":0.0,"delta":0.413,"gamma":0.0006,"vega":16.9627,"theta":-0.846,"rho":10.7559,"theo":186.4568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":183.95,"last_trade_time":"2026-02-13T15:25:43","percent_change":0.0,"prev_day_close":193.650001525879},{"option":"SPX260717P07125000","bid":367.7,"bid_size":20.0,"ask":370.2,"ask_size":17.0,"iv":0.1524,"open_interest":412.0,"volume":0.0,"delta":-0.5877,"gamma":0.0006,"vega":16.9627,"theta":-0.8191,"rho":-17.8957,"theo":368.9597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":381.69,"last_trade_time":"2026-02-17T11:54:06","percent_change":0.0,"prev_day_close":355.550003051758},{"option":"SPX260717C07130000","bid":183.3,"bid_size":29.0,"ask":185.0,"ask_size":51.0,"iv":0.1521,"open_interest":29.0,"volume":0.0,"delta":0.4099,"gamma":0.0006,"vega":16.9347,"theta":-0.8426,"rho":10.6802,"theo":183.9822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.8,"last_trade_time":"2026-02-12T11:23:05","percent_change":0.0,"prev_day_close":191.099998474121},{"option":"SPX260717P07130000","bid":370.2,"bid_size":20.0,"ask":372.7,"ask_size":17.0,"iv":0.1521,"open_interest":4.0,"volume":0.0,"delta":-0.5908,"gamma":0.0006,"vega":16.9347,"theta":-0.815,"rho":-17.9915,"theo":371.4032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.0,"last_trade_time":"2026-02-04T10:09:04","percent_change":0.0,"prev_day_close":357.949996948242},{"option":"SPX260717C07140000","bid":178.5,"bid_size":29.0,"ask":180.2,"ask_size":57.0,"iv":0.1514,"open_interest":75.0,"volume":49.0,"delta":0.4037,"gamma":0.0006,"vega":16.8754,"theta":-0.8356,"rho":10.5276,"theo":179.0892,"change":5.19,"open":178.55,"high":183.35,"low":178.55,"tick":"down","last_trade_price":181.49,"last_trade_time":"2026-02-18T09:53:08","percent_change":2.94384,"prev_day_close":186.150001525879},{"option":"SPX260717P07140000","bid":375.1,"bid_size":20.0,"ask":377.6,"ask_size":14.0,"iv":0.1513,"open_interest":2.0,"volume":0.0,"delta":-0.5971,"gamma":0.0006,"vega":16.8754,"theta":-0.8066,"rho":-18.1842,"theo":376.3465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.2,"last_trade_time":"2026-01-29T15:22:04","percent_change":0.0,"prev_day_close":362.800003051758},{"option":"SPX260717C07150000","bid":173.7,"bid_size":29.0,"ask":175.4,"ask_size":54.0,"iv":0.1507,"open_interest":1019.0,"volume":0.0,"delta":0.3974,"gamma":0.0006,"vega":16.8115,"theta":-0.8286,"rho":10.3732,"theo":174.2721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":169.06,"last_trade_time":"2026-02-13T15:30:23","percent_change":0.0,"prev_day_close":181.150001525879},{"option":"SPX260717P07150000","bid":380.2,"bid_size":20.0,"ask":382.7,"ask_size":17.0,"iv":0.1506,"open_interest":321.0,"volume":0.0,"delta":-0.6033,"gamma":0.0006,"vega":16.8115,"theta":-0.7981,"rho":-18.3787,"theo":381.3656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":404.34,"last_trade_time":"2026-02-13T15:30:23","percent_change":0.0,"prev_day_close":367.699996948242},{"option":"SPX260717C07160000","bid":168.9,"bid_size":30.0,"ask":170.6,"ask_size":57.0,"iv":0.1499,"open_interest":30.0,"volume":0.0,"delta":0.3911,"gamma":0.0006,"vega":16.7427,"theta":-0.8213,"rho":10.2165,"theo":169.5322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.68,"last_trade_time":"2026-02-17T10:44:09","percent_change":0.0,"prev_day_close":176.25},{"option":"SPX260717P07160000","bid":385.3,"bid_size":20.0,"ask":387.8,"ask_size":17.0,"iv":0.1499,"open_interest":0.0,"volume":0.0,"delta":-0.6096,"gamma":0.0006,"vega":16.7427,"theta":-0.7894,"rho":-18.5755,"theo":386.462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.649993896484},{"option":"SPX260717C07170000","bid":164.3,"bid_size":30.0,"ask":166.0,"ask_size":53.0,"iv":0.1492,"open_interest":16.0,"volume":0.0,"delta":0.3848,"gamma":0.0006,"vega":16.6688,"theta":-0.8138,"rho":10.0577,"theo":164.8709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.3,"last_trade_time":"2026-02-05T12:22:51","percent_change":0.0,"prev_day_close":171.449996948242},{"option":"SPX260717P07170000","bid":390.4,"bid_size":20.0,"ask":393.0,"ask_size":16.0,"iv":0.1491,"open_interest":0.0,"volume":0.0,"delta":-0.6159,"gamma":0.0006,"vega":16.6688,"theta":-0.7805,"rho":-18.7744,"theo":391.637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.75},{"option":"SPX260717C07175000","bid":162.0,"bid_size":31.0,"ask":163.7,"ask_size":62.0,"iv":0.1489,"open_interest":369.0,"volume":0.0,"delta":0.3817,"gamma":0.0006,"vega":16.63,"theta":-0.8101,"rho":9.9777,"theo":162.5702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.4,"last_trade_time":"2026-02-17T09:55:26","percent_change":0.0,"prev_day_close":169.150001525879},{"option":"SPX260717P07175000","bid":393.1,"bid_size":20.0,"ask":395.6,"ask_size":15.0,"iv":0.1488,"open_interest":350.0,"volume":0.0,"delta":-0.6191,"gamma":0.0006,"vega":16.63,"theta":-0.776,"rho":-18.8745,"theo":394.2543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.86,"last_trade_time":"2026-02-17T13:27:37","percent_change":0.0,"prev_day_close":380.25},{"option":"SPX260717C07180000","bid":159.7,"bid_size":31.0,"ask":161.4,"ask_size":54.0,"iv":0.1485,"open_interest":56.0,"volume":0.0,"delta":0.3785,"gamma":0.0006,"vega":16.5899,"theta":-0.8063,"rho":9.8974,"theo":160.2895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.8,"last_trade_time":"2026-02-13T12:59:56","percent_change":0.0,"prev_day_close":166.75},{"option":"SPX260717P07180000","bid":395.7,"bid_size":18.0,"ask":398.3,"ask_size":16.0,"iv":0.1484,"open_interest":1.0,"volume":0.0,"delta":-0.6222,"gamma":0.0006,"vega":16.5899,"theta":-0.7714,"rho":-18.9749,"theo":396.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.1,"last_trade_time":"2026-01-29T15:22:04","percent_change":0.0,"prev_day_close":382.850006103516},{"option":"SPX260717C07190000","bid":155.2,"bid_size":32.0,"ask":156.9,"ask_size":58.0,"iv":0.1478,"open_interest":62.0,"volume":0.0,"delta":0.3722,"gamma":0.0006,"vega":16.5063,"theta":-0.7985,"rho":9.7363,"theo":155.7888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":164.44,"last_trade_time":"2026-02-12T12:02:34","percent_change":0.0,"prev_day_close":162.150001525879},{"option":"SPX260717P07190000","bid":401.0,"bid_size":18.0,"ask":403.6,"ask_size":14.0,"iv":0.1477,"open_interest":0.0,"volume":0.0,"delta":-0.6285,"gamma":0.0006,"vega":16.5063,"theta":-0.7622,"rho":-19.1761,"theo":402.2273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.050003051758},{"option":"SPX260717C07200000","bid":150.8,"bid_size":61.0,"ask":152.5,"ask_size":82.0,"iv":0.1471,"open_interest":3520.0,"volume":100.0,"delta":0.3659,"gamma":0.0006,"vega":16.4183,"theta":-0.7906,"rho":9.5754,"theo":151.3691,"change":20.11,"open":150.9,"high":169.11,"low":150.9,"tick":"up","last_trade_price":169.11,"last_trade_time":"2026-02-18T12:06:54","percent_change":13.4966,"prev_day_close":157.5},{"option":"SPX260717P07200000","bid":406.4,"bid_size":18.0,"ask":409.0,"ask_size":17.0,"iv":0.147,"open_interest":252.0,"volume":0.0,"delta":-0.6348,"gamma":0.0006,"vega":16.4183,"theta":-0.7529,"rho":-19.3771,"theo":407.6439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":435.57,"last_trade_time":"2026-02-13T10:16:54","percent_change":0.0,"prev_day_close":393.350006103516},{"option":"SPX260717C07210000","bid":146.5,"bid_size":11.0,"ask":148.1,"ask_size":63.0,"iv":0.1464,"open_interest":36.0,"volume":49.0,"delta":0.3596,"gamma":0.0006,"vega":16.3263,"theta":-0.7825,"rho":9.4154,"theo":147.0308,"change":2.2,"open":147.62,"high":151.96,"low":146.9,"tick":"no_change","last_trade_price":146.9,"last_trade_time":"2026-02-18T09:51:05","percent_change":1.52039,"prev_day_close":153.100006103516},{"option":"SPX260717P07210000","bid":411.9,"bid_size":16.0,"ask":414.5,"ask_size":14.0,"iv":0.1463,"open_interest":0.0,"volume":0.0,"delta":-0.6412,"gamma":0.0006,"vega":16.3263,"theta":-0.7434,"rho":-19.5772,"theo":413.1418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":398.699996948242},{"option":"SPX260717C07220000","bid":142.2,"bid_size":34.0,"ask":143.9,"ask_size":59.0,"iv":0.1458,"open_interest":25.0,"volume":5.0,"delta":0.3532,"gamma":0.0006,"vega":16.2307,"theta":-0.7743,"rho":9.2564,"theo":142.7736,"change":16.54,"open":157.09,"high":157.09,"low":157.09,"tick":"up","last_trade_price":157.09,"last_trade_time":"2026-02-18T11:52:44","percent_change":11.7681,"prev_day_close":148.699996948242},{"option":"SPX260717P07220000","bid":417.5,"bid_size":16.0,"ask":420.1,"ask_size":12.0,"iv":0.1456,"open_interest":1.0,"volume":0.0,"delta":-0.6475,"gamma":0.0006,"vega":16.2307,"theta":-0.7337,"rho":-19.7763,"theo":418.7208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":384.25,"last_trade_time":"2026-01-22T10:30:59","percent_change":0.0,"prev_day_close":404.149993896484},{"option":"SPX260717C07225000","bid":140.1,"bid_size":63.0,"ask":141.8,"ask_size":88.0,"iv":0.1454,"open_interest":1822.0,"volume":0.0,"delta":0.3501,"gamma":0.0006,"vega":16.1816,"theta":-0.7701,"rho":9.1774,"theo":140.6754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.51,"last_trade_time":"2026-02-17T11:35:07","percent_change":0.0,"prev_day_close":146.550003051758},{"option":"SPX260717P07225000","bid":419.6,"bid_size":7.0,"ask":424.2,"ask_size":10.0,"iv":0.1455,"open_interest":433.0,"volume":0.0,"delta":-0.6507,"gamma":0.0006,"vega":16.1816,"theta":-0.7288,"rho":-19.8754,"theo":421.5408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":363.06,"last_trade_time":"2026-01-09T12:44:50","percent_change":0.0,"prev_day_close":406.900009155273},{"option":"SPX260717C07230000","bid":138.0,"bid_size":34.0,"ask":139.7,"ask_size":64.0,"iv":0.1451,"open_interest":34.0,"volume":0.0,"delta":0.3469,"gamma":0.0006,"vega":16.1316,"theta":-0.766,"rho":9.0984,"theo":138.5975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.5,"last_trade_time":"2026-02-10T10:03:23","percent_change":0.0,"prev_day_close":144.399993896484},{"option":"SPX260717P07230000","bid":421.7,"bid_size":10.0,"ask":427.0,"ask_size":10.0,"iv":0.1449,"open_interest":100.0,"volume":0.0,"delta":-0.6538,"gamma":0.0006,"vega":16.1316,"theta":-0.7239,"rho":-19.9744,"theo":424.3809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":379.15,"last_trade_time":"2026-01-29T15:31:01","percent_change":0.0,"prev_day_close":409.649993896484},{"option":"SPX260717C07240000","bid":133.9,"bid_size":37.0,"ask":135.6,"ask_size":67.0,"iv":0.1444,"open_interest":40.0,"volume":1.0,"delta":0.3406,"gamma":0.0006,"vega":16.0287,"theta":-0.7575,"rho":8.9407,"theo":134.5024,"change":6.2,"open":138.7,"high":138.7,"low":138.7,"tick":"down","last_trade_price":138.7,"last_trade_time":"2026-02-18T14:53:38","percent_change":4.67925,"prev_day_close":140.150001525879},{"option":"SPX260717P07240000","bid":427.4,"bid_size":10.0,"ask":432.8,"ask_size":8.0,"iv":0.1442,"open_interest":100.0,"volume":0.0,"delta":-0.6602,"gamma":0.0006,"vega":16.0287,"theta":-0.714,"rho":-20.1723,"theo":430.1221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":384.15,"last_trade_time":"2026-01-29T15:31:01","percent_change":0.0,"prev_day_close":415.449996948242},{"option":"SPX260717C07250000","bid":129.9,"bid_size":63.0,"ask":131.5,"ask_size":89.0,"iv":0.1437,"open_interest":1884.0,"volume":10.0,"delta":0.3343,"gamma":0.0006,"vega":15.9216,"theta":-0.7488,"rho":8.7824,"theo":130.4886,"change":16.98,"open":143.33,"high":145.48,"low":143.33,"tick":"up","last_trade_price":145.48,"last_trade_time":"2026-02-18T13:06:56","percent_change":13.214,"prev_day_close":136.0},{"option":"SPX260717P07250000","bid":433.8,"bid_size":7.0,"ask":438.5,"ask_size":8.0,"iv":0.1437,"open_interest":191.0,"volume":0.0,"delta":-0.6665,"gamma":0.0006,"vega":15.9216,"theta":-0.7039,"rho":-20.3707,"theo":435.9445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.7,"last_trade_time":"2026-01-27T10:49:44","percent_change":0.0,"prev_day_close":421.149993896484},{"option":"SPX260717C07260000","bid":126.0,"bid_size":6.0,"ask":127.6,"ask_size":67.0,"iv":0.1431,"open_interest":85.0,"volume":0.0,"delta":0.328,"gamma":0.0006,"vega":15.81,"theta":-0.7401,"rho":8.6229,"theo":126.5565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.22,"last_trade_time":"2026-02-17T13:56:17","percent_change":0.0,"prev_day_close":131.899993896484},{"option":"SPX260717P07260000","bid":438.8,"bid_size":3.0,"ask":445.2,"ask_size":5.0,"iv":0.1431,"open_interest":2.0,"volume":0.0,"delta":-0.6728,"gamma":0.0006,"vega":15.81,"theta":-0.6937,"rho":-20.5703,"theo":441.8487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":394.9,"last_trade_time":"2026-01-30T14:03:01","percent_change":0.0,"prev_day_close":426.850006103516},{"option":"SPX260717C07270000","bid":122.1,"bid_size":29.0,"ask":123.7,"ask_size":69.0,"iv":0.1425,"open_interest":36.0,"volume":0.0,"delta":0.3217,"gamma":0.0006,"vega":15.6932,"theta":-0.7312,"rho":8.4621,"theo":122.7066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.47,"last_trade_time":"2026-02-12T12:07:17","percent_change":0.0,"prev_day_close":127.899997711182},{"option":"SPX260717P07270000","bid":445.0,"bid_size":6.0,"ask":451.2,"ask_size":5.0,"iv":0.1425,"open_interest":2.0,"volume":0.0,"delta":-0.6791,"gamma":0.0006,"vega":15.6932,"theta":-0.6834,"rho":-20.7712,"theo":447.8351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.9,"last_trade_time":"2026-01-30T14:02:08","percent_change":0.0,"prev_day_close":432.699996948242},{"option":"SPX260717C07275000","bid":120.2,"bid_size":29.0,"ask":121.8,"ask_size":69.0,"iv":0.1422,"open_interest":700.0,"volume":0.0,"delta":0.3185,"gamma":0.0006,"vega":15.6328,"theta":-0.7268,"rho":8.3812,"theo":120.8127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.45,"last_trade_time":"2026-02-17T10:45:30","percent_change":0.0,"prev_day_close":125.900001525879},{"option":"SPX260717P07275000","bid":448.1,"bid_size":3.0,"ask":454.1,"ask_size":8.0,"iv":0.1422,"open_interest":109.0,"volume":25.0,"delta":-0.6822,"gamma":0.0006,"vega":15.6328,"theta":-0.6782,"rho":-20.8722,"theo":450.8593,"change":-27.23,"open":429.61,"high":429.61,"low":427.27,"tick":"down","last_trade_price":427.27,"last_trade_time":"2026-02-18T10:01:54","percent_change":-5.9912,"prev_day_close":435.649993896484},{"option":"SPX260717C07280000","bid":118.3,"bid_size":47.0,"ask":119.9,"ask_size":63.0,"iv":0.1418,"open_interest":26.0,"volume":0.0,"delta":0.3154,"gamma":0.0006,"vega":15.5712,"theta":-0.7223,"rho":8.3,"theo":118.9395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.2,"last_trade_time":"2026-02-06T09:53:54","percent_change":0.0,"prev_day_close":124.0},{"option":"SPX260717P07280000","bid":451.2,"bid_size":3.0,"ask":457.1,"ask_size":5.0,"iv":0.1419,"open_interest":0.0,"volume":0.0,"delta":-0.6853,"gamma":0.0006,"vega":15.5712,"theta":-0.673,"rho":-20.9734,"theo":453.9042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":438.649993896484},{"option":"SPX260717C07290000","bid":114.6,"bid_size":29.0,"ask":116.2,"ask_size":73.0,"iv":0.1412,"open_interest":48.0,"volume":0.0,"delta":0.3092,"gamma":0.0006,"vega":15.4442,"theta":-0.7132,"rho":8.1378,"theo":115.2553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":120.9,"last_trade_time":"2026-02-13T10:30:05","percent_change":0.0,"prev_day_close":120.199996948242},{"option":"SPX260717P07290000","bid":457.3,"bid_size":3.0,"ask":463.3,"ask_size":5.0,"iv":0.1413,"open_interest":0.0,"volume":0.0,"delta":-0.6916,"gamma":0.0006,"vega":15.4442,"theta":-0.6625,"rho":-21.1758,"theo":460.0562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":444.649993896484},{"option":"SPX260717C07300000","bid":111.0,"bid_size":59.0,"ask":112.6,"ask_size":98.0,"iv":0.1406,"open_interest":2426.0,"volume":51.0,"delta":0.3029,"gamma":0.0006,"vega":15.3126,"theta":-0.704,"rho":7.976,"theo":111.6537,"change":10.97,"open":120.1,"high":120.72,"low":120.1,"tick":"no_change","last_trade_price":120.72,"last_trade_time":"2026-02-18T14:07:34","percent_change":9.99544,"prev_day_close":116.450000762939},{"option":"SPX260717P07300000","bid":464.0,"bid_size":3.0,"ask":469.5,"ask_size":3.0,"iv":0.1409,"open_interest":120.0,"volume":0.0,"delta":-0.6978,"gamma":0.0006,"vega":15.3126,"theta":-0.6518,"rho":-21.3776,"theo":466.2908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":459.2,"last_trade_time":"2026-02-12T13:56:52","percent_change":0.0,"prev_day_close":450.699996948242},{"option":"SPX260717C07310000","bid":107.5,"bid_size":6.0,"ask":109.0,"ask_size":78.0,"iv":0.14,"open_interest":48.0,"volume":0.0,"delta":0.2968,"gamma":0.0006,"vega":15.1774,"theta":-0.6947,"rho":7.8159,"theo":108.134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.1,"last_trade_time":"2026-02-17T14:32:07","percent_change":0.0,"prev_day_close":112.75},{"option":"SPX260717P07310000","bid":469.7,"bid_size":3.0,"ask":475.9,"ask_size":5.0,"iv":0.1401,"open_interest":0.0,"volume":0.0,"delta":-0.704,"gamma":0.0006,"vega":15.1774,"theta":-0.6411,"rho":-21.5779,"theo":472.6074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":456.850006103516},{"option":"SPX260717C07320000","bid":104.0,"bid_size":20.0,"ask":105.6,"ask_size":74.0,"iv":0.1394,"open_interest":62.0,"volume":0.0,"delta":0.2906,"gamma":0.0006,"vega":15.039,"theta":-0.6853,"rho":7.6579,"theo":104.6952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.93,"last_trade_time":"2026-02-11T16:09:41","percent_change":0.0,"prev_day_close":109.149997711182},{"option":"SPX260717P07320000","bid":476.1,"bid_size":3.0,"ask":482.2,"ask_size":5.0,"iv":0.1395,"open_interest":0.0,"volume":0.0,"delta":-0.7101,"gamma":0.0006,"vega":15.039,"theta":-0.6302,"rho":-21.776,"theo":479.0049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":463.099990844727},{"option":"SPX260717C07325000","bid":102.3,"bid_size":20.0,"ask":103.9,"ask_size":92.0,"iv":0.1391,"open_interest":867.0,"volume":1.0,"delta":0.2875,"gamma":0.0006,"vega":14.9688,"theta":-0.6806,"rho":7.5797,"theo":103.0059,"change":7.68,"open":108.88,"high":108.88,"low":108.88,"tick":"down","last_trade_price":108.88,"last_trade_time":"2026-02-18T15:48:25","percent_change":7.58894,"prev_day_close":107.350002288818},{"option":"SPX260717P07325000","bid":479.3,"bid_size":3.0,"ask":485.4,"ask_size":5.0,"iv":0.1392,"open_interest":59.0,"volume":0.0,"delta":-0.7132,"gamma":0.0006,"vega":14.9688,"theta":-0.6248,"rho":-21.8743,"theo":482.2336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":400.76,"last_trade_time":"2026-01-27T15:35:00","percent_change":0.0,"prev_day_close":466.25},{"option":"SPX260717C07330000","bid":100.6,"bid_size":13.0,"ask":102.2,"ask_size":85.0,"iv":0.1388,"open_interest":48.0,"volume":0.0,"delta":0.2845,"gamma":0.0006,"vega":14.898,"theta":-0.6758,"rho":7.5019,"theo":101.3363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":132.71,"last_trade_time":"2026-02-11T15:37:22","percent_change":0.0,"prev_day_close":105.649997711182},{"option":"SPX260717P07330000","bid":482.5,"bid_size":3.0,"ask":488.7,"ask_size":8.0,"iv":0.1389,"open_interest":11.0,"volume":0.0,"delta":-0.7163,"gamma":0.0006,"vega":14.898,"theta":-0.6193,"rho":-21.9722,"theo":485.4821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":455.42,"last_trade_time":"2026-02-04T16:14:14","percent_change":0.0,"prev_day_close":469.449996948242},{"option":"SPX260717C07340000","bid":97.4,"bid_size":6.0,"ask":98.9,"ask_size":90.0,"iv":0.1383,"open_interest":47.0,"volume":0.0,"delta":0.2784,"gamma":0.0006,"vega":14.7545,"theta":-0.6662,"rho":7.3473,"theo":98.0562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.3,"last_trade_time":"2026-02-17T10:44:09","percent_change":0.0,"prev_day_close":102.199996948242},{"option":"SPX260717P07340000","bid":489.0,"bid_size":3.0,"ask":495.3,"ask_size":8.0,"iv":0.1383,"open_interest":0.0,"volume":0.0,"delta":-0.7224,"gamma":0.0006,"vega":14.7545,"theta":-0.6083,"rho":-22.1669,"theo":492.0383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":475.850006103516},{"option":"SPX260717C07350000","bid":94.1,"bid_size":62.0,"ask":95.6,"ask_size":109.0,"iv":0.1377,"open_interest":2129.0,"volume":80.0,"delta":0.2723,"gamma":0.0006,"vega":14.608,"theta":-0.6566,"rho":7.1933,"theo":94.8542,"change":5.7,"open":95.6,"high":104.85,"low":95.6,"tick":"down","last_trade_price":98.9,"last_trade_time":"2026-02-18T14:36:17","percent_change":6.11588,"prev_day_close":98.8500022888184},{"option":"SPX260717P07350000","bid":496.2,"bid_size":3.0,"ask":501.8,"ask_size":8.0,"iv":0.1379,"open_interest":14.0,"volume":0.0,"delta":-0.7284,"gamma":0.0006,"vega":14.608,"theta":-0.5972,"rho":-22.361,"theo":498.6725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":412.6,"last_trade_time":"2026-01-27T11:55:48","percent_change":0.0,"prev_day_close":482.350006103516},{"option":"SPX260717C07360000","bid":91.0,"bid_size":6.0,"ask":92.5,"ask_size":92.0,"iv":0.1372,"open_interest":107.0,"volume":0.0,"delta":0.2663,"gamma":0.0006,"vega":14.458,"theta":-0.6469,"rho":7.0391,"theo":91.7298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.6,"last_trade_time":"2026-02-17T09:55:26","percent_change":0.0,"prev_day_close":95.5499992370606},{"option":"SPX260717P07360000","bid":502.2,"bid_size":3.0,"ask":508.5,"ask_size":8.0,"iv":0.1371,"open_interest":0.0,"volume":0.0,"delta":-0.7344,"gamma":0.0006,"vega":14.458,"theta":-0.586,"rho":-22.5552,"theo":505.3844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.900009155273},{"option":"SPX260717C07375000","bid":86.4,"bid_size":26.0,"ask":87.9,"ask_size":119.0,"iv":0.1364,"open_interest":1513.0,"volume":117.0,"delta":0.2574,"gamma":0.0005,"vega":14.225,"theta":-0.6322,"rho":6.807,"theo":87.1885,"change":2.8,"open":86.6,"high":97.4,"low":86.6,"tick":"down","last_trade_price":88.3,"last_trade_time":"2026-02-18T15:18:44","percent_change":3.27485,"prev_day_close":90.8500022888184},{"option":"SPX260717P07375000","bid":512.8,"bid_size":3.0,"ask":518.7,"ask_size":5.0,"iv":0.1366,"open_interest":39.0,"volume":0.0,"delta":-0.7433,"gamma":0.0005,"vega":14.225,"theta":-0.5692,"rho":-22.8475,"theo":515.5974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":529.23,"last_trade_time":"2026-02-17T13:27:37","percent_change":0.0,"prev_day_close":498.900009155273},{"option":"SPX260717C07400000","bid":79.2,"bid_size":51.0,"ask":80.6,"ask_size":122.0,"iv":0.135,"open_interest":3818.0,"volume":242.0,"delta":0.2428,"gamma":0.0005,"vega":13.815,"theta":-0.6074,"rho":6.4221,"theo":80.0029,"change":11.7,"open":88.24,"high":90.0,"low":87.65,"tick":"up","last_trade_price":90.0,"last_trade_time":"2026-02-18T12:09:43","percent_change":14.9425,"prev_day_close":83.3499984741211},{"option":"SPX260717P07400000","bid":530.2,"bid_size":3.0,"ask":536.1,"ask_size":5.0,"iv":0.1352,"open_interest":63.0,"volume":0.0,"delta":-0.758,"gamma":0.0005,"vega":13.815,"theta":-0.5408,"rho":-23.3328,"theo":533.0024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":516.21,"last_trade_time":"2026-02-04T12:21:51","percent_change":0.0,"prev_day_close":515.450012207031},{"option":"SPX260717C07425000","bid":72.4,"bid_size":23.0,"ask":73.8,"ask_size":99.0,"iv":0.1338,"open_interest":1065.0,"volume":24.0,"delta":0.2285,"gamma":0.0005,"vega":13.3869,"theta":-0.5824,"rho":6.0508,"theo":73.2824,"change":10.84,"open":81.19,"high":82.49,"low":81.19,"tick":"up","last_trade_price":82.49,"last_trade_time":"2026-02-18T13:06:56","percent_change":15.1291,"prev_day_close":76.25},{"option":"SPX260717P07425000","bid":547.9,"bid_size":3.0,"ask":554.0,"ask_size":5.0,"iv":0.1341,"open_interest":39.0,"volume":0.0,"delta":-0.7722,"gamma":0.0005,"vega":13.3869,"theta":-0.5121,"rho":-23.8043,"theo":550.8725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":549.72,"last_trade_time":"2026-02-12T14:12:48","percent_change":0.0,"prev_day_close":532.800018310547},{"option":"SPX260717C07450000","bid":66.1,"bid_size":76.0,"ask":67.5,"ask_size":135.0,"iv":0.1326,"open_interest":3058.0,"volume":150.0,"delta":0.2147,"gamma":0.0005,"vega":12.9504,"theta":-0.5572,"rho":5.6936,"theo":67.0051,"change":9.95,"open":66.3,"high":75.45,"low":66.3,"tick":"up","last_trade_price":75.45,"last_trade_time":"2026-02-18T12:15:51","percent_change":15.1908,"prev_day_close":69.7000007629394},{"option":"SPX260717P07450000","bid":566.2,"bid_size":3.0,"ask":572.4,"ask_size":3.0,"iv":0.1329,"open_interest":16.0,"volume":0.0,"delta":-0.7861,"gamma":0.0005,"vega":12.9504,"theta":-0.4833,"rho":-24.2618,"theo":569.1859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":598.79,"last_trade_time":"2026-02-13T10:16:54","percent_change":0.0,"prev_day_close":550.850006103516},{"option":"SPX260717C07475000","bid":60.3,"bid_size":11.0,"ask":61.6,"ask_size":123.0,"iv":0.1315,"open_interest":488.0,"volume":3.0,"delta":0.2012,"gamma":0.0005,"vega":12.5008,"theta":-0.5319,"rho":5.3408,"theo":61.1563,"change":8.85,"open":68.6,"high":68.6,"low":68.6,"tick":"up","last_trade_price":68.6,"last_trade_time":"2026-02-18T11:17:12","percent_change":14.8117,"prev_day_close":63.5500011444092},{"option":"SPX260717P07475000","bid":584.3,"bid_size":3.0,"ask":591.1,"ask_size":5.0,"iv":0.1315,"open_interest":12.0,"volume":0.0,"delta":-0.7995,"gamma":0.0005,"vega":12.5008,"theta":-0.4544,"rho":-24.7149,"theo":587.9276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":543.5,"last_trade_time":"2026-01-23T12:52:34","percent_change":0.0,"prev_day_close":569.300018310547},{"option":"SPX260717C07500000","bid":54.9,"bid_size":67.0,"ask":56.1,"ask_size":146.0,"iv":0.1305,"open_interest":3064.0,"volume":13.0,"delta":0.1882,"gamma":0.0005,"vega":12.0327,"theta":-0.5068,"rho":4.995,"theo":55.7255,"change":8.67,"open":62.6,"high":63.02,"low":62.18,"tick":"up","last_trade_price":63.02,"last_trade_time":"2026-02-18T12:17:36","percent_change":15.9522,"prev_day_close":58.0},{"option":"SPX260717P07500000","bid":604.1,"bid_size":3.0,"ask":610.3,"ask_size":5.0,"iv":0.1308,"open_interest":132.0,"volume":0.0,"delta":-0.8125,"gamma":0.0005,"vega":12.0327,"theta":-0.4256,"rho":-25.161,"theo":607.0875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":564.42,"last_trade_time":"2026-02-06T13:28:32","percent_change":0.0,"prev_day_close":588.25},{"option":"SPX260717C07525000","bid":49.8,"bid_size":92.0,"ask":51.1,"ask_size":140.0,"iv":0.1295,"open_interest":903.0,"volume":202.0,"delta":0.1757,"gamma":0.0005,"vega":11.5558,"theta":-0.4817,"rho":4.667,"theo":50.6943,"change":7.1,"open":50.29,"high":57.1,"low":50.01,"tick":"down","last_trade_price":56.5,"last_trade_time":"2026-02-18T11:23:09","percent_change":14.3725,"prev_day_close":52.7999992370606},{"option":"SPX260717P07525000","bid":622.8,"bid_size":3.0,"ask":630.0,"ask_size":5.0,"iv":0.1296,"open_interest":59.0,"volume":0.0,"delta":-0.825,"gamma":0.0005,"vega":11.5558,"theta":-0.397,"rho":-25.5893,"theo":626.6468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":572.0,"last_trade_time":"2026-02-04T09:33:06","percent_change":0.0,"prev_day_close":607.449981689453},{"option":"SPX260717C07550000","bid":45.2,"bid_size":116.0,"ask":46.4,"ask_size":159.0,"iv":0.1285,"open_interest":2214.0,"volume":13.0,"delta":0.1637,"gamma":0.0004,"vega":11.0802,"theta":-0.4569,"rho":4.3546,"theo":46.0402,"change":6.9,"open":51.8,"high":51.8,"low":51.8,"tick":"up","last_trade_price":51.8,"last_trade_time":"2026-02-18T11:15:17","percent_change":15.3675,"prev_day_close":47.9500007629394},{"option":"SPX260717P07550000","bid":643.6,"bid_size":3.0,"ask":650.0,"ask_size":8.0,"iv":0.129,"open_interest":13.0,"volume":0.0,"delta":-0.8371,"gamma":0.0004,"vega":11.0802,"theta":-0.3686,"rho":-26.002,"theo":646.5834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":642.1,"last_trade_time":"2026-02-12T13:38:09","percent_change":0.0,"prev_day_close":627.350006103516},{"option":"SPX260717C07575000","bid":41.0,"bid_size":89.0,"ask":42.1,"ask_size":77.0,"iv":0.1277,"open_interest":640.0,"volume":16.0,"delta":0.1522,"gamma":0.0004,"vega":10.6014,"theta":-0.4325,"rho":4.0494,"theo":41.7486,"change":4.07,"open":47.0,"high":47.1,"low":44.77,"tick":"down","last_trade_price":44.77,"last_trade_time":"2026-02-18T15:58:09","percent_change":10.0,"prev_day_close":43.4500007629394},{"option":"SPX260717P07575000","bid":663.2,"bid_size":3.0,"ask":670.4,"ask_size":6.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":-0.8486,"gamma":0.0004,"vega":10.6014,"theta":-0.3406,"rho":-26.4075,"theo":666.8824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":647.350006103516},{"option":"SPX260717C07600000","bid":37.2,"bid_size":68.0,"ask":38.2,"ask_size":168.0,"iv":0.127,"open_interest":1724.0,"volume":200.0,"delta":0.1412,"gamma":0.0004,"vega":10.1153,"theta":-0.4086,"rho":3.7564,"theo":37.8065,"change":5.81,"open":39.99,"high":42.64,"low":39.82,"tick":"down","last_trade_price":42.61,"last_trade_time":"2026-02-18T10:46:28","percent_change":15.788,"prev_day_close":39.3500003814697},{"option":"SPX260717P07600000","bid":685.3,"bid_size":3.0,"ask":691.1,"ask_size":6.0,"iv":0.1278,"open_interest":1.0,"volume":0.0,"delta":-0.8595,"gamma":0.0004,"vega":10.1153,"theta":-0.313,"rho":-26.8008,"theo":687.5308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":781.15,"last_trade_time":"2025-10-02T12:21:38","percent_change":0.0,"prev_day_close":668.100006103516},{"option":"SPX260717C07625000","bid":33.6,"bid_size":73.0,"ask":34.6,"ask_size":125.0,"iv":0.1262,"open_interest":1213.0,"volume":0.0,"delta":0.1308,"gamma":0.0004,"vega":9.6312,"theta":-0.3852,"rho":3.4832,"theo":34.1931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.8,"last_trade_time":"2026-02-17T10:46:11","percent_change":0.0,"prev_day_close":35.6000003814697},{"option":"SPX260717P07625000","bid":704.9,"bid_size":3.0,"ask":712.0,"ask_size":3.0,"iv":0.1262,"open_interest":0.0,"volume":0.0,"delta":-0.8699,"gamma":0.0004,"vega":9.6312,"theta":-0.2861,"rho":-27.1743,"theo":708.508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.700012207031},{"option":"SPX260717C07650000","bid":30.3,"bid_size":107.0,"ask":31.3,"ask_size":152.0,"iv":0.1255,"open_interest":156.0,"volume":2.0,"delta":0.121,"gamma":0.0004,"vega":9.1581,"theta":-0.3626,"rho":3.2251,"theo":30.8869,"change":2.36,"open":32.51,"high":32.51,"low":32.51,"tick":"down","last_trade_price":32.51,"last_trade_time":"2026-02-18T16:14:42","percent_change":7.82753,"prev_day_close":32.1999988555908},{"option":"SPX260717P07650000","bid":727.5,"bid_size":3.0,"ask":733.2,"ask_size":3.0,"iv":0.1265,"open_interest":45.0,"volume":0.0,"delta":-0.8798,"gamma":0.0004,"vega":9.1581,"theta":-0.2598,"rho":-27.5328,"theo":729.7924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":713.5,"last_trade_time":"2026-02-12T14:23:24","percent_change":0.0,"prev_day_close":710.0},{"option":"SPX260717C07675000","bid":27.4,"bid_size":64.0,"ask":28.3,"ask_size":62.0,"iv":0.1249,"open_interest":145.0,"volume":0.0,"delta":0.1117,"gamma":0.0004,"vega":8.6917,"theta":-0.3406,"rho":2.9764,"theo":27.8729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":27.53,"last_trade_time":"2026-02-17T12:01:03","percent_change":0.0,"prev_day_close":29.1000003814697},{"option":"SPX260717P07675000","bid":747.8,"bid_size":3.0,"ask":755.0,"ask_size":3.0,"iv":0.125,"open_interest":0.0,"volume":0.0,"delta":-0.889,"gamma":0.0004,"vega":8.6917,"theta":-0.2342,"rho":-27.8817,"theo":751.369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":731.799987792969},{"option":"SPX260717C07700000","bid":24.8,"bid_size":72.0,"ask":25.6,"ask_size":123.0,"iv":0.1244,"open_interest":1577.0,"volume":55.0,"delta":0.103,"gamma":0.0003,"vega":8.2291,"theta":-0.3196,"rho":2.7428,"theo":25.1354,"change":3.0,"open":25.2,"high":28.1,"low":25.2,"tick":"no_change","last_trade_price":27.6,"last_trade_time":"2026-02-18T14:07:34","percent_change":12.1951,"prev_day_close":26.25},{"option":"SPX260717P07700000","bid":771.0,"bid_size":3.0,"ask":776.8,"ask_size":3.0,"iv":0.1255,"open_interest":93.0,"volume":0.0,"delta":-0.8977,"gamma":0.0003,"vega":8.2291,"theta":-0.2095,"rho":-28.2156,"theo":773.2222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":772.49,"last_trade_time":"2026-02-12T12:01:24","percent_change":0.0,"prev_day_close":753.450012207031},{"option":"SPX260717C07725000","bid":22.2,"bid_size":119.0,"ask":23.2,"ask_size":139.0,"iv":0.1239,"open_interest":281.0,"volume":0.0,"delta":0.0948,"gamma":0.0003,"vega":7.7781,"theta":-0.2993,"rho":2.5283,"theo":22.6531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":27.72,"last_trade_time":"2026-02-12T11:33:38","percent_change":0.0,"prev_day_close":23.6499996185303},{"option":"SPX260717P07725000","bid":791.8,"bid_size":3.0,"ask":798.9,"ask_size":3.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.9059,"gamma":0.0003,"vega":7.7781,"theta":-0.1857,"rho":-28.5304,"theo":795.3304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":775.149993896484},{"option":"SPX260717C07750000","bid":20.2,"bid_size":69.0,"ask":20.9,"ask_size":186.0,"iv":0.1235,"open_interest":1145.0,"volume":0.0,"delta":0.0872,"gamma":0.0003,"vega":7.3451,"theta":-0.28,"rho":2.3274,"theo":20.4058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.05,"last_trade_time":"2026-02-17T15:29:42","percent_change":0.0,"prev_day_close":21.4000005722046},{"option":"SPX260717P07750000","bid":814.8,"bid_size":3.0,"ask":821.7,"ask_size":6.0,"iv":0.1242,"open_interest":1.0,"volume":0.0,"delta":-0.9135,"gamma":0.0003,"vega":7.3451,"theta":-0.1627,"rho":-28.8316,"theo":817.6738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":816.49,"last_trade_time":"2026-02-12T12:01:24","percent_change":0.0,"prev_day_close":797.700012207031},{"option":"SPX260717C07775000","bid":18.1,"bid_size":61.0,"ask":18.9,"ask_size":152.0,"iv":0.1231,"open_interest":170.0,"volume":0.0,"delta":0.0802,"gamma":0.0003,"vega":6.9268,"theta":-0.2617,"rho":2.1368,"theo":18.3787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.11,"last_trade_time":"2026-02-17T10:44:09","percent_change":0.0,"prev_day_close":19.25},{"option":"SPX260717P07775000","bid":836.9,"bid_size":3.0,"ask":844.4,"ask_size":6.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.9206,"gamma":0.0003,"vega":6.9268,"theta":-0.1408,"rho":-29.1224,"theo":840.2373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.25},{"option":"SPX260717C07800000","bid":16.3,"bid_size":96.0,"ask":17.1,"ask_size":218.0,"iv":0.1228,"open_interest":2209.0,"volume":16.0,"delta":0.0736,"gamma":0.0003,"vega":6.5207,"theta":-0.2444,"rho":1.961,"theo":16.5555,"change":0.1,"open":16.35,"high":16.35,"low":16.35,"tick":"no_change","last_trade_price":16.35,"last_trade_time":"2026-02-18T09:38:21","percent_change":0.615385,"prev_day_close":17.3000001907349},{"option":"SPX260717P07800000","bid":859.9,"bid_size":2.0,"ask":867.2,"ask_size":2.0,"iv":0.1234,"open_interest":2.0,"volume":0.0,"delta":-0.9271,"gamma":0.0003,"vega":6.5207,"theta":-0.1198,"rho":-29.3986,"theo":863.0046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":810.06,"last_trade_time":"2026-01-05T09:56:04","percent_change":0.0,"prev_day_close":842.899993896484},{"option":"SPX260717C07825000","bid":14.7,"bid_size":49.0,"ask":15.4,"ask_size":170.0,"iv":0.1225,"open_interest":119.0,"volume":0.0,"delta":0.0676,"gamma":0.0002,"vega":6.1315,"theta":-0.228,"rho":1.8015,"theo":14.9167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.3,"last_trade_time":"2026-02-13T14:39:26","percent_change":0.0,"prev_day_close":15.6500000953674},{"option":"SPX260717P07825000","bid":881.8,"bid_size":2.0,"ask":890.3,"ask_size":2.0,"iv":0.1224,"open_interest":0.0,"volume":0.0,"delta":-0.9332,"gamma":0.0002,"vega":6.1315,"theta":-0.0999,"rho":-29.6584,"theo":885.9565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":865.5},{"option":"SPX260717C07850000","bid":13.2,"bid_size":69.0,"ask":13.9,"ask_size":179.0,"iv":0.1222,"open_interest":268.0,"volume":32.0,"delta":0.062,"gamma":0.0002,"vega":5.7632,"theta":-0.2126,"rho":1.6538,"theo":13.4451,"change":2.3,"open":15.15,"high":15.5,"low":15.15,"tick":"up","last_trade_price":15.5,"last_trade_time":"2026-02-18T13:06:56","percent_change":17.4242,"prev_day_close":14.0999999046326},{"option":"SPX260717P07850000","bid":905.9,"bid_size":2.0,"ask":913.4,"ask_size":2.0,"iv":0.1231,"open_interest":45.0,"volume":0.0,"delta":-0.9388,"gamma":0.0002,"vega":5.7632,"theta":-0.0809,"rho":-29.9064,"theo":909.0755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":799.05,"last_trade_time":"2026-01-15T14:30:12","percent_change":0.0,"prev_day_close":888.700012207031},{"option":"SPX260717C07875000","bid":11.9,"bid_size":66.0,"ask":12.6,"ask_size":198.0,"iv":0.1221,"open_interest":151.0,"volume":0.0,"delta":0.0569,"gamma":0.0002,"vega":5.414,"theta":-0.1982,"rho":1.5154,"theo":12.1272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.5,"last_trade_time":"2026-02-06T10:50:53","percent_change":0.0,"prev_day_close":12.6999998092651},{"option":"SPX260717P07875000","bid":928.3,"bid_size":2.0,"ask":936.7,"ask_size":2.0,"iv":0.1221,"open_interest":0.0,"volume":0.0,"delta":-0.9439,"gamma":0.0002,"vega":5.414,"theta":-0.0629,"rho":-30.1451,"theo":932.3481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":912.050018310547},{"option":"SPX260717C07900000","bid":10.8,"bid_size":77.0,"ask":11.4,"ask_size":310.0,"iv":0.122,"open_interest":4711.0,"volume":1.0,"delta":0.0522,"gamma":0.0002,"vega":5.081,"theta":-0.1848,"rho":1.3887,"theo":10.9491,"change":1.6,"open":12.35,"high":12.35,"low":12.35,"tick":"up","last_trade_price":12.35,"last_trade_time":"2026-02-18T11:58:20","percent_change":14.8837,"prev_day_close":11.4499998092651},{"option":"SPX260717P07900000","bid":952.4,"bid_size":2.0,"ask":960.2,"ask_size":2.0,"iv":0.1229,"open_interest":40.0,"volume":0.0,"delta":-0.9486,"gamma":0.0002,"vega":5.081,"theta":-0.0458,"rho":-30.372,"theo":955.7606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":875.46,"last_trade_time":"2026-02-06T15:58:47","percent_change":0.0,"prev_day_close":935.200012207031},{"option":"SPX260717C07950000","bid":8.7,"bid_size":62.0,"ask":9.3,"ask_size":251.0,"iv":0.1217,"open_interest":404.0,"volume":305.0,"delta":0.0439,"gamma":0.0002,"vega":4.4693,"theta":-0.1606,"rho":1.171,"theo":8.9529,"change":1.35,"open":8.75,"high":10.1,"low":8.7,"tick":"no_change","last_trade_price":10.1,"last_trade_time":"2026-02-18T11:14:59","percent_change":15.4286,"prev_day_close":9.30000019073486},{"option":"SPX260717P07950000","bid":998.8,"bid_size":2.0,"ask":1007.2,"ask_size":2.0,"iv":0.1218,"open_interest":0.0,"volume":0.0,"delta":-0.9568,"gamma":0.0002,"vega":4.4693,"theta":-0.0144,"rho":-30.7903,"theo":1002.9456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":982.25},{"option":"SPX260717C08000000","bid":7.0,"bid_size":136.0,"ask":7.6,"ask_size":270.0,"iv":0.1216,"open_interest":3388.0,"volume":260.0,"delta":0.0371,"gamma":0.0001,"vega":3.932,"theta":-0.1398,"rho":0.9857,"theo":7.3577,"change":1.18,"open":7.2,"high":8.3,"low":7.15,"tick":"down","last_trade_price":8.28,"last_trade_time":"2026-02-18T11:58:20","percent_change":16.6197,"prev_day_close":7.60000014305115},{"option":"SPX260717P08000000","bid":1046.3,"bid_size":2.0,"ask":1054.9,"ask_size":2.0,"iv":0.1219,"open_interest":2.0,"volume":0.0,"delta":-0.9637,"gamma":0.0001,"vega":3.932,"theta":0.0,"rho":-31.1762,"theo":1050.5317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":925.25,"last_trade_time":"2026-02-10T10:44:38","percent_change":0.0,"prev_day_close":1030.25},{"option":"SPX260717C08100000","bid":4.7,"bid_size":132.0,"ask":5.1,"ask_size":142.0,"iv":0.1219,"open_interest":1163.0,"volume":148.0,"delta":0.0266,"gamma":0.0001,"vega":3.0447,"theta":-0.1065,"rho":0.7073,"theo":5.0571,"change":0.75,"open":5.6,"high":5.7,"low":5.6,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-18T11:25:08","percent_change":15.4639,"prev_day_close":5.15000009536743},{"option":"SPX260717P08100000","bid":1142.3,"bid_size":2.0,"ask":1151.2,"ask_size":2.0,"iv":0.1231,"open_interest":0.0,"volume":0.0,"delta":-0.9741,"gamma":0.0001,"vega":3.0447,"theta":0.0,"rho":-31.8558,"theo":1146.5934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1125.79998779297},{"option":"SPX260717C08200000","bid":3.2,"bid_size":110.0,"ask":3.6,"ask_size":345.0,"iv":0.123,"open_interest":1110.0,"volume":77.0,"delta":0.0194,"gamma":0.0001,"vega":2.3688,"theta":-0.082,"rho":0.5141,"theo":3.5578,"change":0.65,"open":3.9,"high":3.9,"low":3.9,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T11:30:26","percent_change":20.0,"prev_day_close":3.5},{"option":"SPX260717P08200000","bid":1238.7,"bid_size":2.0,"ask":1247.2,"ask_size":2.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.9814,"gamma":0.0001,"vega":2.3688,"theta":0.0,"rho":-32.4501,"theo":1243.4565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1222.5},{"option":"SPX260717C08300000","bid":2.15,"bid_size":180.0,"ask":2.55,"ask_size":318.0,"iv":0.1242,"open_interest":602.0,"volume":1.0,"delta":0.0143,"gamma":0.0001,"vega":1.8546,"theta":-0.0638,"rho":0.3776,"theo":2.5549,"change":0.345,"open":2.67,"high":2.67,"low":2.67,"tick":"down","last_trade_price":2.67,"last_trade_time":"2026-02-18T11:58:20","percent_change":14.8387,"prev_day_close":2.44999992847443},{"option":"SPX260717P08300000","bid":1335.9,"bid_size":2.0,"ask":1345.4,"ask_size":2.0,"iv":0.1244,"open_interest":3.0,"volume":0.0,"delta":-0.9865,"gamma":0.0001,"vega":1.8546,"theta":0.0,"rho":-32.9878,"theo":1340.816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1216.39,"last_trade_time":"2026-02-02T10:11:28","percent_change":0.0,"prev_day_close":1319.79998779297},{"option":"SPX260717C08400000","bid":1.5,"bid_size":87.0,"ask":1.9,"ask_size":352.0,"iv":0.1261,"open_interest":279.0,"volume":0.0,"delta":0.0107,"gamma":0.0,"vega":1.4607,"theta":-0.0501,"rho":0.2815,"theo":1.8677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-05T11:11:22","percent_change":0.0,"prev_day_close":1.77500003576279},{"option":"SPX260717P08400000","bid":1433.2,"bid_size":2.0,"ask":1443.3,"ask_size":2.0,"iv":0.1254,"open_interest":1.0,"volume":0.0,"delta":-0.9901,"gamma":0.0,"vega":1.4607,"theta":0.0,"rho":-33.4851,"theo":1438.4912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1821.92,"last_trade_time":"2025-08-04T10:46:27","percent_change":0.0,"prev_day_close":1417.70001220703},{"option":"SPX260717C08500000","bid":1.1,"bid_size":29.0,"ask":1.45,"ask_size":372.0,"iv":0.1284,"open_interest":319.0,"volume":10.0,"delta":0.0081,"gamma":0.0,"vega":1.1593,"theta":-0.0397,"rho":0.2126,"theo":1.39,"change":0.125,"open":1.35,"high":1.35,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T16:14:38","percent_change":10.2041,"prev_day_close":1.30000001192093},{"option":"SPX260717P08500000","bid":1531.9,"bid_size":2.0,"ask":1541.3,"ask_size":2.0,"iv":0.132,"open_interest":1.0,"volume":0.0,"delta":-0.9927,"gamma":0.0,"vega":1.1593,"theta":0.0,"rho":-33.9552,"theo":1536.376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1513.23,"last_trade_time":"2026-01-02T12:46:23","percent_change":0.0,"prev_day_close":1515.59997558594},{"option":"SPX260717C08600000","bid":0.8,"bid_size":171.0,"ask":1.15,"ask_size":415.0,"iv":0.1309,"open_interest":626.0,"volume":0.0,"delta":0.0062,"gamma":0.0,"vega":0.9287,"theta":-0.0319,"rho":0.1626,"theo":1.0539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-09T13:40:27","percent_change":0.0,"prev_day_close":1.0},{"option":"SPX260717P08600000","bid":1629.9,"bid_size":2.0,"ask":1639.6,"ask_size":2.0,"iv":0.1363,"open_interest":1.0,"volume":0.0,"delta":-0.9946,"gamma":0.0,"vega":0.9287,"theta":0.0,"rho":-34.4064,"theo":1634.4023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1613.54998779297},{"option":"SPX260717C08800000","bid":0.45,"bid_size":211.0,"ask":0.75,"ask_size":232.0,"iv":0.1363,"open_interest":698.0,"volume":0.0,"delta":0.0038,"gamma":0.0,"vega":0.6196,"theta":-0.0216,"rho":0.1007,"theo":0.6479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-17T09:40:57","percent_change":0.0,"prev_day_close":0.700000017881394},{"option":"SPX260717P08800000","bid":1825.4,"bid_size":3.0,"ask":1836.2,"ask_size":2.0,"iv":0.1389,"open_interest":4.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.6196,"theta":0.0,"rho":-35.2706,"theo":1830.7211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1817.61,"last_trade_time":"2025-10-10T09:49:04","percent_change":0.0,"prev_day_close":1810.04998779297},{"option":"SPX260717C09000000","bid":0.35,"bid_size":6.0,"ask":0.55,"ask_size":236.0,"iv":0.1438,"open_interest":852.0,"volume":6.0,"delta":0.0026,"gamma":0.0,"vega":0.4414,"theta":-0.0158,"rho":0.0681,"theo":0.4409,"change":0.0,"open":0.45,"high":0.5,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T11:50:07","percent_change":0.0,"prev_day_close":0.474999994039536},{"option":"SPX260717P09000000","bid":2022.5,"bid_size":2.0,"ask":2032.8,"ask_size":2.0,"iv":0.153,"open_interest":1.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.441,"theta":0.0,"rho":-36.1057,"theo":2027.2384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2579.01,"last_trade_time":"2025-06-25T13:07:33","percent_change":0.0,"prev_day_close":2006.54998779297},{"option":"SPX260717C09200000","bid":0.2,"bid_size":235.0,"ask":0.45,"ask_size":238.0,"iv":0.1501,"open_interest":888.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.3355,"theta":-0.0124,"rho":0.0497,"theo":0.3294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-17T12:42:04","percent_change":0.0,"prev_day_close":0.324999995529652},{"option":"SPX260717P09200000","bid":2218.6,"bid_size":1.0,"ask":2228.9,"ask_size":2.0,"iv":0.1457,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.3353,"theta":0.0,"rho":-36.9264,"theo":2223.8523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2203.40002441406},{"option":"SPX260717C09400000","bid":0.1,"bid_size":305.0,"ask":0.4,"ask_size":252.0,"iv":0.1569,"open_interest":239.0,"volume":1.0,"delta":0.0015,"gamma":0.0,"vega":0.2695,"theta":-0.0105,"rho":0.0391,"theo":0.2656,"change":0.075,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T11:30:12","percent_change":33.3333,"prev_day_close":0.25000000372529},{"option":"SPX260717P09400000","bid":2415.3,"bid_size":1.0,"ask":2425.8,"ask_size":2.0,"iv":0.1595,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.2691,"theta":0.0,"rho":-37.7394,"theo":2420.513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2399.94995117188},{"option":"SPX260717C09600000","bid":0.05,"bid_size":245.0,"ask":0.35,"ask_size":254.0,"iv":0.1637,"open_interest":65.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.2244,"theta":-0.0091,"rho":0.032,"theo":0.2244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-01-28T11:13:27","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPX260717P09600000","bid":2612.0,"bid_size":1.0,"ask":2622.7,"ask_size":2.0,"iv":0.1727,"open_interest":2.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.2241,"theta":0.0,"rho":-38.5489,"theo":2617.1965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2596.55004882812},{"option":"SPX260717C09800000","bid":0.1,"bid_size":2.0,"ask":0.3,"ask_size":246.0,"iv":0.1732,"open_interest":40.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.1911,"theta":-0.0081,"rho":0.0268,"theo":0.1947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-09T09:33:01","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260717P09800000","bid":2808.7,"bid_size":1.0,"ask":2819.9,"ask_size":2.0,"iv":0.1903,"open_interest":2.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.191,"theta":0.0,"rho":-39.3563,"theo":2813.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2792.94995117188},{"option":"SPX260717C10000000","bid":0.1,"bid_size":4.0,"ask":0.25,"ask_size":233.0,"iv":0.1805,"open_interest":62.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.165,"theta":-0.0073,"rho":0.023,"theo":0.1713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.28,"last_trade_time":"2026-02-05T13:28:31","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPX260717P10000000","bid":3005.4,"bid_size":1.0,"ask":3016.8,"ask_size":1.0,"iv":0.2062,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.165,"theta":0.0,"rho":-40.1625,"theo":3010.5934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2989.80004882812},{"option":"SPX260717C10200000","bid":0.1,"bid_size":4.0,"ask":0.25,"ask_size":60.0,"iv":0.1892,"open_interest":49.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.1441,"theta":-0.0067,"rho":0.0199,"theo":0.1523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:13:14","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPX260717P10200000","bid":3202.0,"bid_size":1.0,"ask":3213.6,"ask_size":1.0,"iv":0.2167,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1436,"theta":0.0,"rho":-40.968,"theo":3207.2987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3185.84997558594},{"option":"SPX260717C10400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":56.0,"iv":0.1901,"open_interest":199.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.1258,"theta":-0.006,"rho":0.0171,"theo":0.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-02T10:30:37","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260717P10400000","bid":3398.7,"bid_size":1.0,"ask":3410.3,"ask_size":1.0,"iv":0.2258,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1258,"theta":0.0,"rho":-41.7731,"theo":3404.0068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3738.23,"last_trade_time":"2025-08-04T10:02:21","percent_change":0.0,"prev_day_close":3382.54992675781},{"option":"SPX260717C10800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":67.0,"iv":0.2061,"open_interest":11.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0977,"theta":-0.005,"rho":0.0131,"theo":0.1079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-11T09:55:30","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX260717P10800000","bid":3792.3,"bid_size":1.0,"ask":3803.8,"ask_size":1.0,"iv":0.2415,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0974,"theta":0.0,"rho":-43.3818,"theo":3797.429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3776.0},{"option":"SPX260717C11200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":63.0,"iv":0.2174,"open_interest":16.0,"volume":4.0,"delta":0.0004,"gamma":0.0,"vega":0.0764,"theta":-0.0042,"rho":0.0101,"theo":0.0862,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:38:12","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260717P11200000","bid":4185.8,"bid_size":1.0,"ask":4197.3,"ask_size":1.0,"iv":0.2607,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0762,"theta":0.0,"rho":-44.9896,"theo":4190.857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4169.14990234375},{"option":"SPX260717C11600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":69.0,"iv":0.232,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0603,"theta":-0.0035,"rho":0.0078,"theo":0.0692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260717P11600000","bid":4579.1,"bid_size":1.0,"ask":4590.7,"ask_size":1.0,"iv":0.2806,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0602,"theta":0.0,"rho":-46.5965,"theo":4584.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4562.5498046875},{"option":"SPX260717C12000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":75.0,"iv":0.246,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0479,"theta":-0.0029,"rho":0.0061,"theo":0.0557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260717P12000000","bid":4972.6,"bid_size":1.0,"ask":4984.2,"ask_size":1.0,"iv":0.2985,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0478,"theta":0.0,"rho":-48.2029,"theo":4977.7257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4956.2001953125},{"option":"SPX260717C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.2529,"open_interest":1.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0383,"theta":-0.0024,"rho":0.0048,"theo":0.0449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T14:17:34","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX260717P12400000","bid":5366.1,"bid_size":1.0,"ask":5377.7,"ask_size":1.0,"iv":0.3158,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0383,"theta":0.0,"rho":-49.809,"theo":5371.1646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5366.64,"last_trade_time":"2026-02-17T14:17:34","percent_change":0.0,"prev_day_close":5349.40014648438},{"option":"SPX260821C00200000","bid":6611.8,"bid_size":2.0,"ask":6635.0,"ask_size":1.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0182,"theta":0.0,"rho":1.089,"theo":6624.6655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6697.87,"last_trade_time":"2026-02-09T09:40:11","percent_change":0.0,"prev_day_close":6642.05004882812},{"option":"SPX260821P00200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":51.0,"iv":1.4635,"open_interest":10069.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0182,"theta":-0.0074,"rho":-0.0043,"theo":0.2195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:36:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPX260821C00400000","bid":6415.6,"bid_size":2.0,"ask":6439.0,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0319,"theta":0.0,"rho":2.0733,"theo":6428.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6430.02,"last_trade_time":"2026-02-17T14:19:36","percent_change":0.0,"prev_day_close":6448.25},{"option":"SPX260821P00400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":39.0,"iv":1.1871,"open_interest":3859.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0319,"theta":-0.0106,"rho":-0.0074,"theo":0.3196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T13:25:02","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX260821C00600000","bid":6219.9,"bid_size":2.0,"ask":6243.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0468,"theta":0.0,"rho":3.0573,"theo":6232.7828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6252.55004882812},{"option":"SPX260821P00600000","bid":0.0,"bid_size":0.0,"ask":0.3,"ask_size":40.0,"iv":1.0429,"open_interest":955.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0468,"theta":-0.0134,"rho":-0.0107,"theo":0.415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T13:09:37","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPX260821C00800000","bid":6024.1,"bid_size":2.0,"ask":6047.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0642,"theta":0.0,"rho":4.0406,"theo":6036.8504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5924.45,"last_trade_time":"2025-10-20T15:42:39","percent_change":0.0,"prev_day_close":6054.39990234375},{"option":"SPX260821P00800000","bid":0.1,"bid_size":125.0,"ask":0.45,"ask_size":42.0,"iv":0.9606,"open_interest":734.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0642,"theta":-0.0165,"rho":-0.0147,"theo":0.5217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.27,"last_trade_time":"2026-02-17T13:13:29","percent_change":0.0,"prev_day_close":0.25000000372529},{"option":"SPX260821C01000000","bid":5830.7,"bid_size":2.0,"ask":5851.4,"ask_size":1.0,"iv":0.936,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0857,"theta":0.0,"rho":5.0229,"theo":5840.9441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5570.31,"last_trade_time":"2025-09-11T11:11:12","percent_change":0.0,"prev_day_close":5859.94995117188},{"option":"SPX260821P01000000","bid":0.3,"bid_size":390.0,"ask":0.6,"ask_size":35.0,"iv":0.895,"open_interest":495.0,"volume":6.0,"delta":-0.0005,"gamma":0.0,"vega":0.0857,"theta":-0.0201,"rho":-0.0197,"theo":0.6545,"change":0.01,"open":0.46,"high":0.46,"low":0.46,"tick":"down","last_trade_price":0.46,"last_trade_time":"2026-02-18T11:56:06","percent_change":2.22222,"prev_day_close":0.425000011920929},{"option":"SPX260821C01200000","bid":5635.2,"bid_size":2.0,"ask":5655.7,"ask_size":3.0,"iv":0.884,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1145,"theta":0.0,"rho":6.0034,"theo":5645.0853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5664.05004882812},{"option":"SPX260821P01200000","bid":0.55,"bid_size":443.0,"ask":0.9,"ask_size":212.0,"iv":0.8444,"open_interest":283.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.1144,"theta":-0.0248,"rho":-0.0266,"theo":0.8347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T12:11:47","percent_change":0.0,"prev_day_close":0.700000017881394},{"option":"SPX260821C01400000","bid":5439.7,"bid_size":2.0,"ask":5458.1,"ask_size":2.0,"iv":0.7674,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1538,"theta":0.0,"rho":6.9809,"theo":5449.3022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5142.8,"last_trade_time":"2025-11-21T11:20:12","percent_change":0.0,"prev_day_close":5468.5},{"option":"SPX260821P01400000","bid":0.95,"bid_size":320.0,"ask":1.3,"ask_size":254.0,"iv":0.8022,"open_interest":451.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.1538,"theta":-0.0312,"rho":-0.0364,"theo":1.0907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-17T14:41:21","percent_change":0.0,"prev_day_close":1.07499998807907},{"option":"SPX260821C01600000","bid":5244.5,"bid_size":2.0,"ask":5262.3,"ask_size":2.0,"iv":0.7425,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.207,"theta":0.0,"rho":7.9547,"theo":5253.6244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5274.19995117188},{"option":"SPX260821P01600000","bid":1.45,"bid_size":180.0,"ask":1.8,"ask_size":434.0,"iv":0.7631,"open_interest":466.0,"volume":7.0,"delta":-0.0013,"gamma":0.0,"vega":0.207,"theta":-0.0397,"rho":-0.0499,"theo":1.4519,"change":-0.145,"open":1.42,"high":1.42,"low":1.38,"tick":"down","last_trade_price":1.38,"last_trade_time":"2026-02-18T11:56:06","percent_change":-9.5082,"prev_day_close":1.55000001192093},{"option":"SPX260821C01800000","bid":5049.2,"bid_size":2.0,"ask":5066.7,"ask_size":2.0,"iv":0.7112,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.2788,"theta":0.0,"rho":8.923,"theo":5058.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5078.7998046875},{"option":"SPX260821P01800000","bid":2.0,"bid_size":30.0,"ask":2.4,"ask_size":449.0,"iv":0.7254,"open_interest":1283.0,"volume":2.0,"delta":-0.0018,"gamma":0.0,"vega":0.2787,"theta":-0.0508,"rho":-0.0689,"theo":1.947,"change":-0.09,"open":2.01,"high":2.01,"low":2.01,"tick":"down","last_trade_price":2.01,"last_trade_time":"2026-02-18T11:56:06","percent_change":-4.28572,"prev_day_close":2.07499998807907},{"option":"SPX260821C02000000","bid":4854.1,"bid_size":2.0,"ask":4871.1,"ask_size":2.0,"iv":0.6799,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.37,"theta":0.0,"rho":9.8854,"theo":4862.6942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4611.96,"last_trade_time":"2025-09-11T11:11:12","percent_change":0.0,"prev_day_close":4882.25},{"option":"SPX260821P02000000","bid":2.7,"bid_size":26.0,"ask":3.1,"ask_size":398.0,"iv":0.6908,"open_interest":473.0,"volume":8.0,"delta":-0.0024,"gamma":0.0,"vega":0.37,"theta":-0.0645,"rho":-0.0938,"theo":2.5998,"change":-0.065,"open":2.68,"high":2.68,"low":2.64,"tick":"no_change","last_trade_price":2.66,"last_trade_time":"2026-02-18T15:55:56","percent_change":-2.38532,"prev_day_close":2.72500002384186},{"option":"SPX260821C02200000","bid":4659.0,"bid_size":2.0,"ask":4675.7,"ask_size":2.0,"iv":0.6492,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.4854,"theta":0.0,"rho":10.8401,"theo":4667.483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4720.33,"last_trade_time":"2025-12-29T14:38:40","percent_change":0.0,"prev_day_close":4687.55004882812},{"option":"SPX260821P02200000","bid":3.4,"bid_size":286.0,"ask":3.9,"ask_size":367.0,"iv":0.6568,"open_interest":269.0,"volume":0.0,"delta":-0.0033,"gamma":0.0,"vega":0.4854,"theta":-0.0808,"rho":-0.1264,"theo":3.4276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.72,"last_trade_time":"2026-02-17T12:11:47","percent_change":0.0,"prev_day_close":3.5},{"option":"SPX260821C02400000","bid":4466.5,"bid_size":2.0,"ask":4480.7,"ask_size":2.0,"iv":0.6413,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.623,"theta":0.0,"rho":11.7872,"theo":4472.4593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4492.69995117188},{"option":"SPX260821P02400000","bid":4.4,"bid_size":107.0,"ask":4.8,"ask_size":317.0,"iv":0.6262,"open_interest":771.0,"volume":178.0,"delta":-0.0043,"gamma":0.0,"vega":0.623,"theta":-0.0996,"rho":-0.1667,"theo":4.4429,"change":-0.4,"open":4.1,"high":4.13,"low":4.0,"tick":"no_change","last_trade_price":4.0,"last_trade_time":"2026-02-18T11:49:56","percent_change":-9.09091,"prev_day_close":4.39999985694885},{"option":"SPX260821C02500000","bid":4367.1,"bid_size":2.0,"ask":4382.8,"ask_size":2.0,"iv":0.6089,"open_interest":0.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.7023,"theta":0.0,"rho":12.2573,"theo":4375.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4395.9501953125},{"option":"SPX260821P02500000","bid":4.9,"bid_size":245.0,"ask":5.4,"ask_size":346.0,"iv":0.6119,"open_interest":857.0,"volume":45.0,"delta":-0.0049,"gamma":0.0,"vega":0.7021,"theta":-0.1098,"rho":-0.1902,"theo":5.0206,"change":-0.3,"open":4.67,"high":4.72,"low":4.6,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-18T13:21:58","percent_change":-6.0,"prev_day_close":4.94999980926514},{"option":"SPX260821C02600000","bid":4269.6,"bid_size":2.0,"ask":4285.2,"ask_size":2.0,"iv":0.5935,"open_interest":0.0,"volume":0.0,"delta":0.9955,"gamma":0.0,"vega":0.7883,"theta":0.0,"rho":12.7247,"theo":4277.628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4297.5498046875},{"option":"SPX260821P02600000","bid":5.5,"bid_size":229.0,"ask":5.9,"ask_size":181.0,"iv":0.5972,"open_interest":443.0,"volume":0.0,"delta":-0.0056,"gamma":0.0,"vega":0.7883,"theta":-0.1205,"rho":-0.2165,"theo":5.6511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-17T09:58:16","percent_change":0.0,"prev_day_close":5.5},{"option":"SPX260821C02700000","bid":4172.5,"bid_size":2.0,"ask":4187.9,"ask_size":2.0,"iv":0.5824,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.8799,"theta":0.0,"rho":13.1899,"theo":4180.2868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4200.19995117188},{"option":"SPX260821P02700000","bid":6.1,"bid_size":236.0,"ask":6.6,"ask_size":316.0,"iv":0.5838,"open_interest":249.0,"volume":2.0,"delta":-0.0064,"gamma":0.0,"vega":0.8796,"theta":-0.1317,"rho":-0.2449,"theo":6.3271,"change":-0.01,"open":6.06,"high":6.09,"low":6.06,"tick":"up","last_trade_price":6.09,"last_trade_time":"2026-02-18T15:52:05","percent_change":-0.163937,"prev_day_close":6.10000014305115},{"option":"SPX260821C02800000","bid":4077.0,"bid_size":2.0,"ask":4090.5,"ask_size":2.0,"iv":0.5783,"open_interest":0.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.9773,"theta":0.0,"rho":13.6529,"theo":4082.9945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4103.14990234375},{"option":"SPX260821P02800000","bid":6.7,"bid_size":254.0,"ask":7.3,"ask_size":303.0,"iv":0.5699,"open_interest":186.0,"volume":0.0,"delta":-0.0072,"gamma":0.0,"vega":0.9773,"theta":-0.1434,"rho":-0.2756,"theo":7.0568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.12,"last_trade_time":"2026-02-12T15:33:27","percent_change":0.0,"prev_day_close":6.75},{"option":"SPX260821C02900000","bid":3979.7,"bid_size":2.0,"ask":3992.9,"ask_size":2.0,"iv":0.5629,"open_interest":0.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":1.0824,"theta":0.0,"rho":14.1133,"theo":3985.7506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4005.69995117188},{"option":"SPX260821P02900000","bid":7.5,"bid_size":234.0,"ask":8.0,"ask_size":254.0,"iv":0.5571,"open_interest":168.0,"volume":0.0,"delta":-0.008,"gamma":0.0,"vega":1.082,"theta":-0.1554,"rho":-0.3088,"theo":7.8302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.8,"last_trade_time":"2026-02-12T12:51:31","percent_change":0.0,"prev_day_close":7.45000004768372},{"option":"SPX260821C03000000","bid":3882.6,"bid_size":2.0,"ask":3895.9,"ask_size":2.0,"iv":0.5511,"open_interest":1.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":1.1957,"theta":0.0,"rho":14.5705,"theo":3888.556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3478.87,"last_trade_time":"2025-08-21T10:27:21","percent_change":0.0,"prev_day_close":3908.85009765625},{"option":"SPX260821P03000000","bid":8.3,"bid_size":222.0,"ask":8.8,"ask_size":162.0,"iv":0.5443,"open_interest":391.0,"volume":4.0,"delta":-0.009,"gamma":0.0,"vega":1.1954,"theta":-0.1677,"rho":-0.3453,"theo":8.6555,"change":-0.36,"open":7.78,"high":7.84,"low":7.78,"tick":"up","last_trade_price":7.84,"last_trade_time":"2026-02-18T13:20:26","percent_change":-4.39024,"prev_day_close":8.25},{"option":"SPX260821C03100000","bid":3785.4,"bid_size":2.0,"ask":3798.6,"ask_size":2.0,"iv":0.5373,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":1.3161,"theta":0.0,"rho":15.0244,"theo":3791.4122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3811.5},{"option":"SPX260821P03100000","bid":9.1,"bid_size":235.0,"ask":9.7,"ask_size":256.0,"iv":0.5317,"open_interest":273.0,"volume":6.0,"delta":-0.01,"gamma":0.0,"vega":1.3162,"theta":-0.1805,"rho":-0.3851,"theo":9.5343,"change":-0.12,"open":9.01,"high":9.01,"low":8.93,"tick":"down","last_trade_price":8.98,"last_trade_time":"2026-02-18T14:24:10","percent_change":-1.31868,"prev_day_close":9.0499997138977},{"option":"SPX260821C03200000","bid":3688.4,"bid_size":2.0,"ask":3701.1,"ask_size":2.0,"iv":0.5234,"open_interest":1.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":1.4425,"theta":0.0,"rho":15.4756,"theo":3694.3198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3770.12,"last_trade_time":"2026-02-09T09:40:11","percent_change":0.0,"prev_day_close":3714.45007324219},{"option":"SPX260821P03200000","bid":10.1,"bid_size":264.0,"ask":10.6,"ask_size":211.0,"iv":0.5196,"open_interest":2539.0,"volume":700.0,"delta":-0.0111,"gamma":0.0,"vega":1.4424,"theta":-0.1934,"rho":-0.4276,"theo":10.4611,"change":-0.56,"open":9.33,"high":9.44,"low":9.33,"tick":"no_change","last_trade_price":9.44,"last_trade_time":"2026-02-18T11:10:46","percent_change":-5.6,"prev_day_close":9.9500002861023},{"option":"SPX260821C03300000","bid":3591.4,"bid_size":2.0,"ask":3604.3,"ask_size":2.0,"iv":0.5119,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":1.5758,"theta":0.0,"rho":15.9241,"theo":3597.2786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3617.20007324219},{"option":"SPX260821P03300000","bid":11.1,"bid_size":97.0,"ask":11.6,"ask_size":146.0,"iv":0.5076,"open_interest":2822.0,"volume":5.0,"delta":-0.0124,"gamma":0.0,"vega":1.5758,"theta":-0.2067,"rho":-0.4728,"theo":11.4386,"change":-0.53,"open":10.42,"high":10.42,"low":10.42,"tick":"no_change","last_trade_price":10.42,"last_trade_time":"2026-02-18T11:49:38","percent_change":-4.84019,"prev_day_close":10.9500002861023},{"option":"SPX260821C03400000","bid":3494.2,"bid_size":2.0,"ask":3506.7,"ask_size":2.0,"iv":0.497,"open_interest":0.0,"volume":0.0,"delta":0.9875,"gamma":0.0,"vega":1.7182,"theta":0.0,"rho":16.3691,"theo":3500.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3519.69995117188},{"option":"SPX260821P03400000","bid":12.1,"bid_size":220.0,"ask":12.7,"ask_size":336.0,"iv":0.4957,"open_interest":129.0,"volume":13.0,"delta":-0.0136,"gamma":0.0,"vega":1.7181,"theta":-0.2202,"rho":-0.5214,"theo":12.4707,"change":-0.63,"open":11.39,"high":11.39,"low":11.28,"tick":"up","last_trade_price":11.32,"last_trade_time":"2026-02-18T13:10:10","percent_change":-5.27197,"prev_day_close":11.9500002861023},{"option":"SPX260821C03500000","bid":3397.5,"bid_size":2.0,"ask":3409.8,"ask_size":2.0,"iv":0.4857,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":1.8708,"theta":0.0,"rho":16.8098,"theo":3403.3562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3423.25},{"option":"SPX260821P03500000","bid":13.2,"bid_size":96.0,"ask":13.8,"ask_size":326.0,"iv":0.4838,"open_interest":197.0,"volume":0.0,"delta":-0.015,"gamma":0.0,"vega":1.8703,"theta":-0.2339,"rho":-0.5742,"theo":13.5519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.55,"last_trade_time":"2026-02-17T10:54:45","percent_change":0.0,"prev_day_close":13.0},{"option":"SPX260821C03600000","bid":3301.9,"bid_size":2.0,"ask":3312.6,"ask_size":2.0,"iv":0.4761,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":2.0327,"theta":0.0,"rho":17.2459,"theo":3306.4833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3326.34997558594},{"option":"SPX260821P03600000","bid":14.4,"bid_size":92.0,"ask":15.0,"ask_size":298.0,"iv":0.4722,"open_interest":241.0,"volume":0.0,"delta":-0.0166,"gamma":0.0,"vega":2.0325,"theta":-0.2479,"rho":-0.6319,"theo":14.7003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":14.2,"last_trade_time":"2026-02-17T15:25:36","percent_change":0.0,"prev_day_close":14.1500000953674},{"option":"SPX260821C03700000","bid":3205.1,"bid_size":2.0,"ask":3215.7,"ask_size":2.0,"iv":0.4638,"open_interest":0.0,"volume":0.0,"delta":0.983,"gamma":0.0,"vega":2.2026,"theta":0.0,"rho":17.6778,"theo":3209.6763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3229.44995117188},{"option":"SPX260821P03700000","bid":15.6,"bid_size":91.0,"ask":16.2,"ask_size":296.0,"iv":0.4605,"open_interest":368.0,"volume":10.0,"delta":-0.0182,"gamma":0.0,"vega":2.2022,"theta":-0.2622,"rho":-0.6936,"theo":15.9139,"change":0.3,"open":14.57,"high":15.7,"low":14.57,"tick":"no_change","last_trade_price":15.7,"last_trade_time":"2026-02-18T15:24:47","percent_change":1.94805,"prev_day_close":15.3499999046326},{"option":"SPX260821C03750000","bid":3156.6,"bid_size":2.0,"ask":3167.3,"ask_size":2.0,"iv":0.4576,"open_interest":0.0,"volume":0.0,"delta":0.9821,"gamma":0.0,"vega":2.2908,"theta":0.0,"rho":17.8923,"theo":3161.299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3180.95007324219},{"option":"SPX260821P03750000","bid":16.2,"bid_size":93.0,"ask":16.8,"ask_size":136.0,"iv":0.4545,"open_interest":115.0,"volume":0.0,"delta":-0.019,"gamma":0.0,"vega":2.2904,"theta":-0.2694,"rho":-0.7259,"theo":16.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.75,"last_trade_time":"2026-02-17T14:41:21","percent_change":0.0,"prev_day_close":16.0000004768372},{"option":"SPX260821C03800000","bid":3108.3,"bid_size":2.0,"ask":3119.2,"ask_size":2.0,"iv":0.4523,"open_interest":0.0,"volume":0.0,"delta":0.9812,"gamma":0.0,"vega":2.3816,"theta":0.0,"rho":18.1057,"theo":3112.9402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3132.75},{"option":"SPX260821P03800000","bid":16.9,"bid_size":88.0,"ask":17.5,"ask_size":293.0,"iv":0.4489,"open_interest":132.0,"volume":2.0,"delta":-0.02,"gamma":0.0,"vega":2.3816,"theta":-0.2767,"rho":-0.7595,"theo":17.1979,"change":-0.19,"open":16.43,"high":16.43,"low":16.41,"tick":"down","last_trade_price":16.41,"last_trade_time":"2026-02-18T14:24:10","percent_change":-1.14457,"prev_day_close":16.5999994277954},{"option":"SPX260821C03850000","bid":3060.0,"bid_size":2.0,"ask":3070.7,"ask_size":2.0,"iv":0.4462,"open_interest":0.0,"volume":0.0,"delta":0.9803,"gamma":0.0,"vega":2.4755,"theta":0.0,"rho":18.3178,"theo":3064.6009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3084.34997558594},{"option":"SPX260821P03850000","bid":17.6,"bid_size":87.0,"ask":18.2,"ask_size":278.0,"iv":0.4432,"open_interest":222.0,"volume":5.0,"delta":-0.0209,"gamma":0.0,"vega":2.4755,"theta":-0.2841,"rho":-0.7943,"theo":17.8684,"change":0.0,"open":16.52,"high":17.3,"low":16.48,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-18T15:42:45","percent_change":-1.10251e-6,"prev_day_close":17.3000001907349},{"option":"SPX260821C03900000","bid":3011.7,"bid_size":2.0,"ask":3022.2,"ask_size":2.0,"iv":0.4401,"open_interest":0.0,"volume":0.0,"delta":0.9793,"gamma":0.0,"vega":2.5729,"theta":0.0,"rho":18.5284,"theo":3016.2824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3036.05004882812},{"option":"SPX260821P03900000","bid":18.2,"bid_size":87.0,"ask":18.9,"ask_size":275.0,"iv":0.4374,"open_interest":95.0,"volume":4.0,"delta":-0.0218,"gamma":0.0,"vega":2.5726,"theta":-0.2916,"rho":-0.8303,"theo":18.559,"change":-0.7,"open":16.9,"high":17.3,"low":16.9,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-18T11:26:43","percent_change":-3.88889,"prev_day_close":17.9000005722046},{"option":"SPX260821C03950000","bid":2963.5,"bid_size":2.0,"ask":2974.1,"ask_size":2.0,"iv":0.4348,"open_interest":0.0,"volume":0.0,"delta":0.9783,"gamma":0.0,"vega":2.6742,"theta":0.0,"rho":18.7373,"theo":2967.9861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2987.75},{"option":"SPX260821P03950000","bid":19.0,"bid_size":86.0,"ask":19.6,"ask_size":202.0,"iv":0.4318,"open_interest":73.0,"volume":0.0,"delta":-0.0229,"gamma":0.0,"vega":2.6742,"theta":-0.2992,"rho":-0.8684,"theo":19.2731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.7,"last_trade_time":"2026-02-12T11:08:54","percent_change":0.0,"prev_day_close":18.5999994277954},{"option":"SPX260821C04000000","bid":2915.2,"bid_size":2.0,"ask":2925.5,"ask_size":2.0,"iv":0.4284,"open_interest":4.0,"volume":0.0,"delta":0.9772,"gamma":0.0,"vega":2.7794,"theta":0.0,"rho":18.9444,"theo":2919.714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2631.49,"last_trade_time":"2025-09-09T11:52:35","percent_change":0.0,"prev_day_close":2939.44995117188},{"option":"SPX260821P04000000","bid":19.7,"bid_size":120.0,"ask":20.3,"ask_size":186.0,"iv":0.426,"open_interest":1395.0,"volume":62.0,"delta":-0.0239,"gamma":0.0,"vega":2.7794,"theta":-0.3069,"rho":-0.9082,"theo":20.0108,"change":-0.92,"open":18.8,"high":18.8,"low":18.29,"tick":"up","last_trade_price":18.48,"last_trade_time":"2026-02-18T13:20:26","percent_change":-4.74227,"prev_day_close":19.3500003814697},{"option":"SPX260821C04050000","bid":2867.0,"bid_size":2.0,"ask":2877.3,"ask_size":2.0,"iv":0.4229,"open_interest":0.0,"volume":0.0,"delta":0.9761,"gamma":0.0,"vega":2.8884,"theta":0.0,"rho":19.1494,"theo":2871.4681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2891.20007324219},{"option":"SPX260821P04050000","bid":20.5,"bid_size":83.0,"ask":21.1,"ask_size":170.0,"iv":0.4206,"open_interest":106.0,"volume":9.0,"delta":-0.025,"gamma":0.0,"vega":2.8884,"theta":-0.3147,"rho":-0.95,"theo":20.7747,"change":-1.05,"open":19.15,"high":19.27,"low":19.1,"tick":"down","last_trade_price":19.1,"last_trade_time":"2026-02-18T10:15:37","percent_change":-5.21092,"prev_day_close":20.0999994277954},{"option":"SPX260821C04100000","bid":2818.9,"bid_size":2.0,"ask":2829.0,"ask_size":2.0,"iv":0.4173,"open_interest":0.0,"volume":0.0,"delta":0.975,"gamma":0.0,"vega":3.0011,"theta":0.0,"rho":19.3524,"theo":2823.2507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2445.96,"last_trade_time":"2025-07-24T15:37:19","percent_change":0.0,"prev_day_close":2842.95007324219},{"option":"SPX260821P04100000","bid":21.2,"bid_size":83.0,"ask":21.9,"ask_size":191.0,"iv":0.4149,"open_interest":361.0,"volume":56.0,"delta":-0.0262,"gamma":0.0,"vega":3.0011,"theta":-0.3226,"rho":-0.9938,"theo":21.567,"change":-1.05,"open":20.6,"high":20.6,"low":19.85,"tick":"down","last_trade_price":19.85,"last_trade_time":"2026-02-18T13:12:22","percent_change":-5.02393,"prev_day_close":20.8500003814697},{"option":"SPX260821C04150000","bid":2770.7,"bid_size":2.0,"ask":2781.0,"ask_size":2.0,"iv":0.412,"open_interest":0.0,"volume":0.0,"delta":0.9737,"gamma":0.0,"vega":3.1171,"theta":-0.0032,"rho":19.5534,"theo":2775.064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2794.75},{"option":"SPX260821P04150000","bid":22.1,"bid_size":81.0,"ask":22.7,"ask_size":139.0,"iv":0.4094,"open_interest":313.0,"volume":0.0,"delta":-0.0274,"gamma":0.0,"vega":3.1171,"theta":-0.3307,"rho":-1.0396,"theo":22.3901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.93,"last_trade_time":"2026-02-17T15:41:33","percent_change":0.0,"prev_day_close":21.6499996185303},{"option":"SPX260821C04200000","bid":2722.5,"bid_size":2.0,"ask":2732.6,"ask_size":2.0,"iv":0.406,"open_interest":0.0,"volume":0.0,"delta":0.9725,"gamma":0.0,"vega":3.2366,"theta":-0.0173,"rho":19.7525,"theo":2726.9103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2746.44995117188},{"option":"SPX260821P04200000","bid":22.9,"bid_size":78.0,"ask":23.6,"ask_size":165.0,"iv":0.404,"open_interest":451.0,"volume":0.0,"delta":-0.0287,"gamma":0.0,"vega":3.2366,"theta":-0.339,"rho":-1.0873,"theo":23.2462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.27,"last_trade_time":"2026-02-13T16:07:21","percent_change":0.0,"prev_day_close":22.4500007629395},{"option":"SPX260821C04250000","bid":2674.5,"bid_size":2.0,"ask":2684.4,"ask_size":2.0,"iv":0.4006,"open_interest":0.0,"volume":0.0,"delta":0.9711,"gamma":0.0,"vega":3.3597,"theta":-0.0315,"rho":19.9497,"theo":2678.7921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2698.45007324219},{"option":"SPX260821P04250000","bid":23.8,"bid_size":77.0,"ask":24.5,"ask_size":163.0,"iv":0.3986,"open_interest":88.0,"volume":0.0,"delta":-0.03,"gamma":0.0,"vega":3.3597,"theta":-0.3474,"rho":-1.137,"theo":24.1378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.3,"last_trade_time":"2026-02-11T15:41:00","percent_change":0.0,"prev_day_close":23.3000001907349},{"option":"SPX260821C04300000","bid":2626.6,"bid_size":2.0,"ask":2636.3,"ask_size":2.0,"iv":0.3954,"open_interest":1.0,"volume":0.0,"delta":0.9697,"gamma":0.0,"vega":3.487,"theta":-0.0459,"rho":20.1448,"theo":2630.7118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2279.28,"last_trade_time":"2025-08-19T15:52:16","percent_change":0.0,"prev_day_close":2650.30004882812},{"option":"SPX260821P04300000","bid":24.7,"bid_size":75.0,"ask":25.4,"ask_size":110.0,"iv":0.3931,"open_interest":99.0,"volume":0.0,"delta":-0.0314,"gamma":0.0,"vega":3.487,"theta":-0.356,"rho":-1.1887,"theo":25.0672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.9,"last_trade_time":"2026-02-12T15:57:59","percent_change":0.0,"prev_day_close":24.1999998092651},{"option":"SPX260821C04350000","bid":2578.5,"bid_size":2.0,"ask":2588.5,"ask_size":2.0,"iv":0.3902,"open_interest":0.0,"volume":0.0,"delta":0.9683,"gamma":0.0,"vega":3.6194,"theta":-0.0606,"rho":20.3376,"theo":2582.6723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2602.30004882812},{"option":"SPX260821P04350000","bid":25.7,"bid_size":75.0,"ask":26.4,"ask_size":160.0,"iv":0.3879,"open_interest":95.0,"volume":4.0,"delta":-0.0329,"gamma":0.0,"vega":3.6194,"theta":-0.3648,"rho":-1.2427,"theo":26.0375,"change":-0.33,"open":24.46,"high":24.97,"low":24.32,"tick":"up","last_trade_price":24.97,"last_trade_time":"2026-02-18T15:55:56","percent_change":-1.30435,"prev_day_close":25.0999994277954},{"option":"SPX260821C04375000","bid":2553.5,"bid_size":2.0,"ask":2564.6,"ask_size":2.0,"iv":0.3863,"open_interest":0.0,"volume":0.0,"delta":0.9675,"gamma":0.0,"vega":3.6878,"theta":-0.068,"rho":20.433,"theo":2558.6689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2578.14990234375},{"option":"SPX260821P04375000","bid":26.2,"bid_size":74.0,"ask":26.9,"ask_size":112.0,"iv":0.3853,"open_interest":130.0,"volume":4.0,"delta":-0.0336,"gamma":0.0,"vega":3.6878,"theta":-0.3692,"rho":-1.2708,"theo":26.539,"change":-1.51,"open":25.5,"high":25.5,"low":24.29,"tick":"down","last_trade_price":24.29,"last_trade_time":"2026-02-18T10:57:41","percent_change":-5.85271,"prev_day_close":25.5999994277954},{"option":"SPX260821C04400000","bid":2530.5,"bid_size":2.0,"ask":2540.2,"ask_size":2.0,"iv":0.3845,"open_interest":0.0,"volume":0.0,"delta":0.9667,"gamma":0.0,"vega":3.7577,"theta":-0.0754,"rho":20.5277,"theo":2534.6769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2554.25},{"option":"SPX260821P04400000","bid":26.7,"bid_size":72.0,"ask":27.4,"ask_size":170.0,"iv":0.3826,"open_interest":580.0,"volume":0.0,"delta":-0.0344,"gamma":0.0,"vega":3.7577,"theta":-0.3738,"rho":-1.2995,"theo":27.0519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.89,"last_trade_time":"2026-02-17T14:38:41","percent_change":0.0,"prev_day_close":26.0999994277954},{"option":"SPX260821C04425000","bid":2505.6,"bid_size":2.0,"ask":2516.5,"ask_size":2.0,"iv":0.381,"open_interest":0.0,"volume":0.0,"delta":0.9659,"gamma":0.0,"vega":3.8293,"theta":-0.0829,"rho":20.6215,"theo":2510.697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2530.14990234375},{"option":"SPX260821P04425000","bid":27.1,"bid_size":167.0,"ask":27.9,"ask_size":102.0,"iv":0.3798,"open_interest":28.0,"volume":0.0,"delta":-0.0352,"gamma":0.0,"vega":3.8293,"theta":-0.3784,"rho":-1.3291,"theo":27.5768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.34,"last_trade_time":"2026-02-17T14:34:21","percent_change":0.0,"prev_day_close":26.5999994277954},{"option":"SPX260821C04450000","bid":2482.7,"bid_size":2.0,"ask":2491.5,"ask_size":2.0,"iv":0.3784,"open_interest":0.0,"volume":0.0,"delta":0.9651,"gamma":0.0,"vega":3.9025,"theta":-0.0905,"rho":20.7144,"theo":2486.7295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2506.15002441406},{"option":"SPX260821P04450000","bid":27.8,"bid_size":71.0,"ask":28.5,"ask_size":157.0,"iv":0.3775,"open_interest":163.0,"volume":0.0,"delta":-0.036,"gamma":0.0,"vega":3.9025,"theta":-0.383,"rho":-1.3596,"theo":28.1143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.98,"last_trade_time":"2026-02-13T10:17:29","percent_change":0.0,"prev_day_close":27.1499996185303},{"option":"SPX260821C04475000","bid":2457.7,"bid_size":2.0,"ask":2468.6,"ask_size":2.0,"iv":0.3758,"open_interest":0.0,"volume":0.0,"delta":0.9643,"gamma":0.0,"vega":3.9775,"theta":-0.0981,"rho":20.8065,"theo":2462.7752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2482.19995117188},{"option":"SPX260821P04475000","bid":28.2,"bid_size":167.0,"ask":29.0,"ask_size":101.0,"iv":0.3747,"open_interest":441.0,"volume":0.0,"delta":-0.0369,"gamma":0.0,"vega":3.9775,"theta":-0.3877,"rho":-1.391,"theo":28.6648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":27.34,"last_trade_time":"2026-02-17T14:39:32","percent_change":0.0,"prev_day_close":27.6499996185303},{"option":"SPX260821C04500000","bid":2434.8,"bid_size":2.0,"ask":2444.6,"ask_size":2.0,"iv":0.3745,"open_interest":0.0,"volume":0.0,"delta":0.9634,"gamma":0.0,"vega":4.0541,"theta":-0.1058,"rho":20.8975,"theo":2438.8345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2458.35009765625},{"option":"SPX260821P04500000","bid":28.9,"bid_size":70.0,"ask":29.6,"ask_size":122.0,"iv":0.3724,"open_interest":1020.0,"volume":1.0,"delta":-0.0377,"gamma":0.0,"vega":4.0541,"theta":-0.3925,"rho":-1.4233,"theo":29.229,"change":-1.52,"open":26.98,"high":26.98,"low":26.98,"tick":"down","last_trade_price":26.98,"last_trade_time":"2026-02-18T12:43:17","percent_change":-5.33333,"prev_day_close":28.1999998092651},{"option":"SPX260821C04525000","bid":2409.8,"bid_size":2.0,"ask":2420.7,"ask_size":2.0,"iv":0.3706,"open_interest":1.0,"volume":0.0,"delta":0.9625,"gamma":0.0,"vega":4.1324,"theta":-0.1136,"rho":20.9876,"theo":2414.9081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2144.84,"last_trade_time":"2025-09-09T11:52:35","percent_change":0.0,"prev_day_close":2434.30004882812},{"option":"SPX260821P04525000","bid":29.4,"bid_size":147.0,"ask":30.2,"ask_size":108.0,"iv":0.3697,"open_interest":241.0,"volume":0.0,"delta":-0.0386,"gamma":0.0,"vega":4.1324,"theta":-0.3973,"rho":-1.4567,"theo":29.8076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":27.4,"last_trade_time":"2026-02-06T15:34:24","percent_change":0.0,"prev_day_close":28.75},{"option":"SPX260821C04550000","bid":2387.0,"bid_size":2.0,"ask":2396.7,"ask_size":2.0,"iv":0.3693,"open_interest":0.0,"volume":0.0,"delta":0.9616,"gamma":0.0,"vega":4.2123,"theta":-0.1214,"rho":21.0767,"theo":2390.9967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2410.5},{"option":"SPX260821P04550000","bid":30.0,"bid_size":202.0,"ask":30.8,"ask_size":151.0,"iv":0.3672,"open_interest":80.0,"volume":2.0,"delta":-0.0395,"gamma":0.0,"vega":4.2123,"theta":-0.4022,"rho":-1.491,"theo":30.401,"change":0.5,"open":30.2,"high":30.2,"low":30.1,"tick":"down","last_trade_price":30.1,"last_trade_time":"2026-02-18T15:24:03","percent_change":1.68919,"prev_day_close":29.3000001907349},{"option":"SPX260821C04575000","bid":2362.1,"bid_size":2.0,"ask":2372.3,"ask_size":2.0,"iv":0.365,"open_interest":0.0,"volume":0.0,"delta":0.9607,"gamma":0.0,"vega":4.2936,"theta":-0.1293,"rho":21.1648,"theo":2367.1008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2386.55004882812},{"option":"SPX260821P04575000","bid":30.6,"bid_size":156.0,"ask":31.4,"ask_size":118.0,"iv":0.3647,"open_interest":44.0,"volume":0.0,"delta":-0.0405,"gamma":0.0,"vega":4.2936,"theta":-0.4072,"rho":-1.5263,"theo":31.01,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.91,"last_trade_time":"2026-02-13T10:23:56","percent_change":0.0,"prev_day_close":29.9000005722046},{"option":"SPX260821C04600000","bid":2339.2,"bid_size":2.0,"ask":2347.9,"ask_size":2.0,"iv":0.363,"open_interest":0.0,"volume":0.0,"delta":0.9597,"gamma":0.0,"vega":4.3765,"theta":-0.1372,"rho":21.2519,"theo":2343.221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2362.75},{"option":"SPX260821P04600000","bid":31.3,"bid_size":96.0,"ask":32.0,"ask_size":129.0,"iv":0.3622,"open_interest":1226.0,"volume":2.0,"delta":-0.0414,"gamma":0.0,"vega":4.3765,"theta":-0.4123,"rho":-1.5626,"theo":31.6351,"change":-1.86,"open":28.91,"high":28.94,"low":28.91,"tick":"up","last_trade_price":28.94,"last_trade_time":"2026-02-18T13:10:10","percent_change":-6.03896,"prev_day_close":30.5},{"option":"SPX260821C04625000","bid":2314.4,"bid_size":2.0,"ask":2324.6,"ask_size":2.0,"iv":0.3601,"open_interest":0.0,"volume":0.0,"delta":0.9587,"gamma":0.0,"vega":4.4607,"theta":-0.1453,"rho":21.3381,"theo":2319.3581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2338.70007324219},{"option":"SPX260821P04625000","bid":31.9,"bid_size":65.0,"ask":32.7,"ask_size":103.0,"iv":0.3598,"open_interest":65.0,"volume":8.0,"delta":-0.0424,"gamma":0.0,"vega":4.4607,"theta":-0.4174,"rho":-1.5998,"theo":32.2771,"change":0.35,"open":29.63,"high":31.9,"low":29.61,"tick":"no_change","last_trade_price":31.8,"last_trade_time":"2026-02-18T15:25:31","percent_change":1.11288,"prev_day_close":31.1499996185303},{"option":"SPX260821C04650000","bid":2291.6,"bid_size":2.0,"ask":2301.2,"ask_size":2.0,"iv":0.3593,"open_interest":0.0,"volume":0.0,"delta":0.9577,"gamma":0.0,"vega":4.5463,"theta":-0.1534,"rho":21.4233,"theo":2295.5126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2314.90002441406},{"option":"SPX260821P04650000","bid":32.6,"bid_size":64.0,"ask":33.5,"ask_size":224.0,"iv":0.3575,"open_interest":297.0,"volume":0.0,"delta":-0.0434,"gamma":0.0,"vega":4.5463,"theta":-0.4226,"rho":-1.6381,"theo":32.9364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.74,"last_trade_time":"2026-02-17T10:36:56","percent_change":0.0,"prev_day_close":31.75},{"option":"SPX260821C04675000","bid":2266.8,"bid_size":2.0,"ask":2277.1,"ask_size":2.0,"iv":0.3554,"open_interest":0.0,"volume":0.0,"delta":0.9567,"gamma":0.0,"vega":4.6334,"theta":-0.1616,"rho":21.5076,"theo":2271.685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2291.09997558594},{"option":"SPX260821P04675000","bid":33.3,"bid_size":63.0,"ask":34.2,"ask_size":173.0,"iv":0.3551,"open_interest":145.0,"volume":0.0,"delta":-0.0445,"gamma":0.0,"vega":4.6334,"theta":-0.4279,"rho":-1.6772,"theo":33.6138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.2,"last_trade_time":"2026-02-13T15:23:16","percent_change":0.0,"prev_day_close":32.3999996185303},{"option":"SPX260821C04700000","bid":2244.0,"bid_size":2.0,"ask":2253.4,"ask_size":2.0,"iv":0.3542,"open_interest":0.0,"volume":0.0,"delta":0.9556,"gamma":0.0001,"vega":4.722,"theta":-0.1699,"rho":21.591,"theo":2247.8761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2267.25},{"option":"SPX260821P04700000","bid":34.0,"bid_size":62.0,"ask":34.9,"ask_size":205.0,"iv":0.3527,"open_interest":112.0,"volume":0.0,"delta":-0.0455,"gamma":0.0001,"vega":4.722,"theta":-0.4333,"rho":-1.7172,"theo":34.3098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.18,"last_trade_time":"2026-02-17T12:21:54","percent_change":0.0,"prev_day_close":33.1000003814697},{"option":"SPX260821C04725000","bid":2219.3,"bid_size":2.0,"ask":2229.6,"ask_size":2.0,"iv":0.3508,"open_interest":0.0,"volume":0.0,"delta":0.9545,"gamma":0.0001,"vega":4.8122,"theta":-0.1783,"rho":21.6734,"theo":2224.0864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2243.84997558594},{"option":"SPX260821P04725000","bid":34.7,"bid_size":61.0,"ask":35.6,"ask_size":150.0,"iv":0.3502,"open_interest":34.0,"volume":0.0,"delta":-0.0466,"gamma":0.0001,"vega":4.8122,"theta":-0.4387,"rho":-1.7582,"theo":35.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":38.21,"last_trade_time":"2026-02-17T10:04:39","percent_change":0.0,"prev_day_close":33.75},{"option":"SPX260821C04750000","bid":2196.4,"bid_size":2.0,"ask":2205.6,"ask_size":2.0,"iv":0.349,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":4.9042,"theta":-0.1867,"rho":21.7549,"theo":2200.3166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2219.40002441406},{"option":"SPX260821P04750000","bid":35.4,"bid_size":60.0,"ask":36.3,"ask_size":148.0,"iv":0.3478,"open_interest":114.0,"volume":12.0,"delta":-0.0478,"gamma":0.0001,"vega":4.9042,"theta":-0.4443,"rho":-1.8001,"theo":35.76,"change":-2.14,"open":32.88,"high":32.88,"low":32.71,"tick":"no_change","last_trade_price":32.71,"last_trade_time":"2026-02-18T10:06:10","percent_change":-6.1406,"prev_day_close":34.5},{"option":"SPX260821C04775000","bid":2172.0,"bid_size":2.0,"ask":2182.1,"ask_size":2.0,"iv":0.3462,"open_interest":0.0,"volume":0.0,"delta":0.9522,"gamma":0.0001,"vega":4.9981,"theta":-0.1953,"rho":21.8352,"theo":2176.5672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2195.79992675781},{"option":"SPX260821P04775000","bid":36.2,"bid_size":60.0,"ask":37.1,"ask_size":144.0,"iv":0.3455,"open_interest":1038.0,"volume":2.0,"delta":-0.0489,"gamma":0.0001,"vega":4.9981,"theta":-0.4499,"rho":-1.8432,"theo":36.5155,"change":-1.94,"open":33.84,"high":33.84,"low":33.71,"tick":"down","last_trade_price":33.71,"last_trade_time":"2026-02-18T10:36:01","percent_change":-5.4418,"prev_day_close":35.2000007629394},{"option":"SPX260821C04800000","bid":2148.9,"bid_size":2.0,"ask":2158.1,"ask_size":2.0,"iv":0.3442,"open_interest":1.0,"volume":0.0,"delta":0.951,"gamma":0.0001,"vega":5.0943,"theta":-0.2039,"rho":21.9144,"theo":2152.839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2215.18,"last_trade_time":"2025-11-12T13:27:11","percent_change":0.0,"prev_day_close":2172.09997558594},{"option":"SPX260821P04800000","bid":37.0,"bid_size":58.0,"ask":37.9,"ask_size":189.0,"iv":0.3431,"open_interest":1650.0,"volume":4.0,"delta":-0.0501,"gamma":0.0001,"vega":5.0943,"theta":-0.4556,"rho":-1.8874,"theo":37.2922,"change":-2.06,"open":34.44,"high":34.44,"low":34.34,"tick":"no_change","last_trade_price":34.34,"last_trade_time":"2026-02-18T10:15:09","percent_change":-5.65934,"prev_day_close":35.9500007629394},{"option":"SPX260821C04825000","bid":2124.6,"bid_size":2.0,"ask":2134.6,"ask_size":2.0,"iv":0.3414,"open_interest":0.0,"volume":0.0,"delta":0.9498,"gamma":0.0001,"vega":5.1928,"theta":-0.2126,"rho":21.9924,"theo":2129.1328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2148.34997558594},{"option":"SPX260821P04825000","bid":37.8,"bid_size":57.0,"ask":38.7,"ask_size":184.0,"iv":0.3408,"open_interest":115.0,"volume":0.0,"delta":-0.0514,"gamma":0.0001,"vega":5.1928,"theta":-0.4614,"rho":-1.9329,"theo":38.0908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.7,"last_trade_time":"2026-02-12T15:57:30","percent_change":0.0,"prev_day_close":36.7000007629394},{"option":"SPX260821C04850000","bid":2101.7,"bid_size":2.0,"ask":2110.6,"ask_size":2.0,"iv":0.3395,"open_interest":0.0,"volume":0.0,"delta":0.9485,"gamma":0.0001,"vega":5.2938,"theta":-0.2214,"rho":22.0689,"theo":2105.4493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1770.06,"last_trade_time":"2025-07-24T15:37:19","percent_change":0.0,"prev_day_close":2124.59997558594},{"option":"SPX260821P04850000","bid":38.6,"bid_size":57.0,"ask":39.4,"ask_size":127.0,"iv":0.3383,"open_interest":300.0,"volume":4.0,"delta":-0.0526,"gamma":0.0001,"vega":5.2938,"theta":-0.4673,"rho":-1.9798,"theo":38.9123,"change":-2.1,"open":35.84,"high":35.9,"low":35.84,"tick":"up","last_trade_price":35.9,"last_trade_time":"2026-02-18T12:33:52","percent_change":-5.52632,"prev_day_close":37.5},{"option":"SPX260821C04875000","bid":2077.3,"bid_size":2.0,"ask":2087.2,"ask_size":2.0,"iv":0.3367,"open_interest":0.0,"volume":0.0,"delta":0.9472,"gamma":0.0001,"vega":5.3973,"theta":-0.2303,"rho":22.1438,"theo":2081.7895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2100.94995117188},{"option":"SPX260821P04875000","bid":39.4,"bid_size":56.0,"ask":40.4,"ask_size":185.0,"iv":0.3361,"open_interest":812.0,"volume":0.0,"delta":-0.0539,"gamma":0.0001,"vega":5.3973,"theta":-0.4732,"rho":-2.0282,"theo":39.7574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":41.19,"last_trade_time":"2026-02-17T12:50:42","percent_change":0.0,"prev_day_close":38.3499984741211},{"option":"SPX260821C04900000","bid":2054.4,"bid_size":2.0,"ask":2063.6,"ask_size":2.0,"iv":0.3351,"open_interest":0.0,"volume":0.0,"delta":0.9459,"gamma":0.0001,"vega":5.5034,"theta":-0.2393,"rho":22.2172,"theo":2058.1543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2077.15002441406},{"option":"SPX260821P04900000","bid":40.3,"bid_size":98.0,"ask":41.1,"ask_size":124.0,"iv":0.3337,"open_interest":921.0,"volume":23.0,"delta":-0.0553,"gamma":0.0001,"vega":5.5034,"theta":-0.4793,"rho":-2.0784,"theo":40.6271,"change":-2.54,"open":39.6,"high":39.6,"low":37.13,"tick":"up","last_trade_price":37.16,"last_trade_time":"2026-02-18T11:34:40","percent_change":-6.39799,"prev_day_close":39.1500015258789},{"option":"SPX260821C04925000","bid":2030.1,"bid_size":2.0,"ask":2039.9,"ask_size":2.0,"iv":0.3321,"open_interest":0.0,"volume":0.0,"delta":0.9445,"gamma":0.0001,"vega":5.6122,"theta":-0.2483,"rho":22.2888,"theo":2034.5447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2053.60009765625},{"option":"SPX260821P04925000","bid":41.2,"bid_size":55.0,"ask":42.0,"ask_size":77.0,"iv":0.3314,"open_interest":185.0,"volume":0.0,"delta":-0.0566,"gamma":0.0001,"vega":5.6122,"theta":-0.4855,"rho":-2.1302,"theo":41.5224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.4,"last_trade_time":"2026-02-12T15:56:25","percent_change":0.0,"prev_day_close":40.0499992370606},{"option":"SPX260821C04950000","bid":2007.2,"bid_size":2.0,"ask":2016.2,"ask_size":2.0,"iv":0.3303,"open_interest":0.0,"volume":0.0,"delta":0.9431,"gamma":0.0001,"vega":5.7232,"theta":-0.2575,"rho":22.3586,"theo":2010.9617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2030.0},{"option":"SPX260821P04950000","bid":42.1,"bid_size":97.0,"ask":43.0,"ask_size":129.0,"iv":0.3292,"open_interest":314.0,"volume":8.0,"delta":-0.0581,"gamma":0.0001,"vega":5.7232,"theta":-0.4917,"rho":-2.1838,"theo":42.4442,"change":-2.79,"open":38.63,"high":38.71,"low":38.63,"tick":"up","last_trade_price":38.71,"last_trade_time":"2026-02-18T13:07:17","percent_change":-6.72289,"prev_day_close":40.8999996185303},{"option":"SPX260821C04975000","bid":1983.0,"bid_size":2.0,"ask":1992.7,"ask_size":2.0,"iv":0.3275,"open_interest":0.0,"volume":0.0,"delta":0.9416,"gamma":0.0001,"vega":5.8366,"theta":-0.2668,"rho":22.4266,"theo":1987.4063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2006.35003662109},{"option":"SPX260821P04975000","bid":43.1,"bid_size":54.0,"ask":43.9,"ask_size":71.0,"iv":0.3269,"open_interest":104.0,"volume":0.0,"delta":-0.0595,"gamma":0.0001,"vega":5.8366,"theta":-0.4981,"rho":-2.2391,"theo":43.3937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.1,"last_trade_time":"2026-02-12T09:31:14","percent_change":0.0,"prev_day_close":41.8499984741211},{"option":"SPX260821C05000000","bid":1960.2,"bid_size":15.0,"ask":1969.3,"ask_size":15.0,"iv":0.326,"open_interest":18176.0,"volume":0.0,"delta":0.9401,"gamma":0.0001,"vega":5.9521,"theta":-0.2761,"rho":22.493,"theo":1963.8794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1945.04,"last_trade_time":"2026-02-17T11:29:50","percent_change":0.0,"prev_day_close":1981.94995117188},{"option":"SPX260821P05000000","bid":44.0,"bid_size":125.0,"ask":44.7,"ask_size":89.0,"iv":0.3244,"open_interest":20897.0,"volume":5.0,"delta":-0.061,"gamma":0.0001,"vega":5.9521,"theta":-0.5045,"rho":-2.2962,"theo":44.3717,"change":-0.89,"open":42.51,"high":42.51,"low":42.51,"tick":"no_change","last_trade_price":42.51,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.05069,"prev_day_close":42.7000007629394},{"option":"SPX260821C05025000","bid":1935.9,"bid_size":2.0,"ask":1945.7,"ask_size":2.0,"iv":0.323,"open_interest":0.0,"volume":0.0,"delta":0.9386,"gamma":0.0001,"vega":6.0694,"theta":-0.2856,"rho":22.5577,"theo":1940.382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1959.25},{"option":"SPX260821P05025000","bid":45.0,"bid_size":53.0,"ask":45.9,"ask_size":71.0,"iv":0.3224,"open_interest":144.0,"volume":0.0,"delta":-0.0626,"gamma":0.0001,"vega":6.0694,"theta":-0.511,"rho":-2.3549,"theo":45.3792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":47.4,"last_trade_time":"2026-02-12T15:55:14","percent_change":0.0,"prev_day_close":43.75},{"option":"SPX260821C05050000","bid":1913.2,"bid_size":2.0,"ask":1922.1,"ask_size":2.0,"iv":0.3213,"open_interest":0.0,"volume":0.0,"delta":0.937,"gamma":0.0001,"vega":6.1886,"theta":-0.2951,"rho":22.6208,"theo":1916.9151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1935.80004882812},{"option":"SPX260821P05050000","bid":46.0,"bid_size":94.0,"ask":47.0,"ask_size":124.0,"iv":0.3202,"open_interest":216.0,"volume":0.0,"delta":-0.0642,"gamma":0.0001,"vega":6.1886,"theta":-0.5177,"rho":-2.4152,"theo":46.4171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.22,"last_trade_time":"2026-02-17T12:24:12","percent_change":0.0,"prev_day_close":44.6500015258789},{"option":"SPX260821C05075000","bid":1889.0,"bid_size":2.0,"ask":1898.8,"ask_size":2.0,"iv":0.3186,"open_interest":0.0,"volume":0.0,"delta":0.9353,"gamma":0.0001,"vega":6.3097,"theta":-0.3048,"rho":22.6824,"theo":1893.4794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1912.25},{"option":"SPX260821P05075000","bid":47.1,"bid_size":52.0,"ask":48.0,"ask_size":66.0,"iv":0.318,"open_interest":81.0,"volume":0.0,"delta":-0.0658,"gamma":0.0001,"vega":6.3097,"theta":-0.5244,"rho":-2.4771,"theo":47.4863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":51.82,"last_trade_time":"2026-02-13T10:01:34","percent_change":0.0,"prev_day_close":45.75},{"option":"SPX260821C05100000","bid":1866.5,"bid_size":2.0,"ask":1875.3,"ask_size":2.0,"iv":0.317,"open_interest":11.0,"volume":0.0,"delta":0.9336,"gamma":0.0001,"vega":6.4326,"theta":-0.3145,"rho":22.7425,"theo":1870.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1532.42,"last_trade_time":"2025-08-11T15:52:23","percent_change":0.0,"prev_day_close":1888.85003662109},{"option":"SPX260821P05100000","bid":48.2,"bid_size":97.0,"ask":49.1,"ask_size":109.0,"iv":0.3158,"open_interest":393.0,"volume":0.0,"delta":-0.0675,"gamma":0.0001,"vega":6.4326,"theta":-0.5312,"rho":-2.5404,"theo":48.5876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.75,"last_trade_time":"2026-02-17T14:39:00","percent_change":0.0,"prev_day_close":46.75},{"option":"SPX260821C05125000","bid":1842.4,"bid_size":2.0,"ask":1851.8,"ask_size":2.0,"iv":0.3142,"open_interest":0.0,"volume":0.0,"delta":0.9319,"gamma":0.0001,"vega":6.5576,"theta":-0.3243,"rho":22.801,"theo":1846.7049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1865.34997558594},{"option":"SPX260821P05125000","bid":49.3,"bid_size":50.0,"ask":50.2,"ask_size":60.0,"iv":0.3136,"open_interest":175.0,"volume":0.0,"delta":-0.0693,"gamma":0.0001,"vega":6.5576,"theta":-0.5382,"rho":-2.6052,"theo":49.7216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":54.98,"last_trade_time":"2026-02-17T09:53:30","percent_change":0.0,"prev_day_close":47.8499984741211},{"option":"SPX260821C05150000","bid":1819.7,"bid_size":2.0,"ask":1828.5,"ask_size":2.0,"iv":0.3125,"open_interest":2.0,"volume":0.0,"delta":0.9301,"gamma":0.0001,"vega":6.685,"theta":-0.3343,"rho":22.858,"theo":1823.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1782.41,"last_trade_time":"2025-10-03T16:11:54","percent_change":0.0,"prev_day_close":1842.04998779297},{"option":"SPX260821P05150000","bid":50.4,"bid_size":95.0,"ask":51.4,"ask_size":101.0,"iv":0.3114,"open_interest":98.0,"volume":0.0,"delta":-0.071,"gamma":0.0001,"vega":6.685,"theta":-0.5452,"rho":-2.6717,"theo":50.8894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.05,"last_trade_time":"2026-02-17T14:27:27","percent_change":0.0,"prev_day_close":48.9500007629394},{"option":"SPX260821C05175000","bid":1795.5,"bid_size":2.0,"ask":1805.1,"ask_size":2.0,"iv":0.3096,"open_interest":0.0,"volume":0.0,"delta":0.9283,"gamma":0.0001,"vega":6.8152,"theta":-0.3443,"rho":22.9132,"theo":1800.0651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1818.95001220703},{"option":"SPX260821P05175000","bid":51.7,"bid_size":49.0,"ask":52.6,"ask_size":106.0,"iv":0.3094,"open_interest":269.0,"volume":0.0,"delta":-0.0729,"gamma":0.0001,"vega":6.8152,"theta":-0.5523,"rho":-2.7399,"theo":52.0916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.93,"last_trade_time":"2026-02-17T13:08:27","percent_change":0.0,"prev_day_close":50.0499992370606},{"option":"SPX260821C05200000","bid":1773.0,"bid_size":2.0,"ask":1781.8,"ask_size":2.0,"iv":0.308,"open_interest":0.0,"volume":0.0,"delta":0.9264,"gamma":0.0001,"vega":6.9482,"theta":-0.3544,"rho":22.9663,"theo":1776.798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1821.57,"last_trade_time":"2025-12-04T10:57:35","percent_change":0.0,"prev_day_close":1795.29998779297},{"option":"SPX260821P05200000","bid":52.8,"bid_size":117.0,"ask":53.7,"ask_size":110.0,"iv":0.307,"open_interest":2316.0,"volume":0.0,"delta":-0.0748,"gamma":0.0001,"vega":6.9482,"theta":-0.5595,"rho":-2.8102,"theo":53.3294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.1,"last_trade_time":"2026-02-17T14:49:40","percent_change":0.0,"prev_day_close":51.25},{"option":"SPX260821C05225000","bid":1749.2,"bid_size":2.0,"ask":1758.6,"ask_size":2.0,"iv":0.3055,"open_interest":0.0,"volume":0.0,"delta":0.9244,"gamma":0.0001,"vega":7.0845,"theta":-0.3646,"rho":23.0173,"theo":1753.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1772.20001220703},{"option":"SPX260821P05225000","bid":54.2,"bid_size":48.0,"ask":55.1,"ask_size":106.0,"iv":0.3051,"open_interest":62.0,"volume":0.0,"delta":-0.0767,"gamma":0.0001,"vega":7.0845,"theta":-0.5667,"rho":-2.8826,"theo":54.6037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.3,"last_trade_time":"2026-02-17T13:04:44","percent_change":0.0,"prev_day_close":52.4500007629394},{"option":"SPX260821C05250000","bid":1726.8,"bid_size":2.0,"ask":1735.0,"ask_size":2.0,"iv":0.3037,"open_interest":0.0,"volume":0.0,"delta":0.9224,"gamma":0.0001,"vega":7.224,"theta":-0.3749,"rho":23.0658,"theo":1730.3746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1748.84997558594},{"option":"SPX260821P05250000","bid":55.4,"bid_size":90.0,"ask":56.4,"ask_size":104.0,"iv":0.3029,"open_interest":72.0,"volume":0.0,"delta":-0.0788,"gamma":0.0001,"vega":7.224,"theta":-0.5741,"rho":-2.9576,"theo":55.9157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.73,"last_trade_time":"2026-02-12T11:38:23","percent_change":0.0,"prev_day_close":53.7000007629394},{"option":"SPX260821C05275000","bid":1702.7,"bid_size":2.0,"ask":1712.1,"ask_size":2.0,"iv":0.3011,"open_interest":0.0,"volume":0.0,"delta":0.9203,"gamma":0.0001,"vega":7.3669,"theta":-0.3852,"rho":23.1116,"theo":1707.2208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1725.75},{"option":"SPX260821P05275000","bid":56.8,"bid_size":46.0,"ask":57.9,"ask_size":103.0,"iv":0.301,"open_interest":248.0,"volume":0.0,"delta":-0.0808,"gamma":0.0001,"vega":7.3669,"theta":-0.5815,"rho":-3.0351,"theo":57.2668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.28,"last_trade_time":"2026-02-09T14:56:11","percent_change":0.0,"prev_day_close":55.0},{"option":"SPX260821C05300000","bid":1680.5,"bid_size":2.0,"ask":1687.8,"ask_size":2.0,"iv":0.2989,"open_interest":1.0,"volume":0.0,"delta":0.9182,"gamma":0.0001,"vega":7.5127,"theta":-0.3956,"rho":23.1547,"theo":1684.1073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1471.17,"last_trade_time":"2025-11-21T10:40:09","percent_change":0.0,"prev_day_close":1702.29998779297},{"option":"SPX260821P05300000","bid":58.1,"bid_size":89.0,"ask":59.2,"ask_size":122.0,"iv":0.2988,"open_interest":1780.0,"volume":0.0,"delta":-0.0829,"gamma":0.0001,"vega":7.5127,"theta":-0.589,"rho":-3.1154,"theo":58.6582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.47,"last_trade_time":"2026-02-17T14:24:00","percent_change":0.0,"prev_day_close":56.2999992370606},{"option":"SPX260821C05325000","bid":1656.9,"bid_size":2.0,"ask":1665.8,"ask_size":2.0,"iv":0.2972,"open_interest":1.0,"volume":0.0,"delta":0.916,"gamma":0.0001,"vega":7.6613,"theta":-0.4062,"rho":23.1951,"theo":1661.0355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1332.79,"last_trade_time":"2025-08-20T10:27:08","percent_change":0.0,"prev_day_close":1679.40002441406},{"option":"SPX260821P05325000","bid":59.5,"bid_size":90.0,"ask":60.6,"ask_size":100.0,"iv":0.2967,"open_interest":111.0,"volume":2.0,"delta":-0.0851,"gamma":0.0001,"vega":7.6613,"theta":-0.5966,"rho":-3.1984,"theo":60.0913,"change":-4.33,"open":54.66,"high":54.66,"low":54.57,"tick":"down","last_trade_price":54.57,"last_trade_time":"2026-02-18T12:50:46","percent_change":-7.35144,"prev_day_close":57.7000007629394},{"option":"SPX260821C05350000","bid":1634.6,"bid_size":2.0,"ask":1642.8,"ask_size":2.0,"iv":0.2956,"open_interest":2.0,"volume":0.0,"delta":0.9138,"gamma":0.0001,"vega":7.8122,"theta":-0.4168,"rho":23.2329,"theo":1638.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1412.5,"last_trade_time":"2025-09-08T10:34:54","percent_change":0.0,"prev_day_close":1656.09997558594},{"option":"SPX260821P05350000","bid":61.0,"bid_size":88.0,"ask":62.0,"ask_size":92.0,"iv":0.2946,"open_interest":212.0,"volume":0.0,"delta":-0.0874,"gamma":0.0001,"vega":7.8122,"theta":-0.6043,"rho":-3.2841,"theo":61.5673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":63.61,"last_trade_time":"2026-02-17T12:21:54","percent_change":0.0,"prev_day_close":59.1000003814697},{"option":"SPX260821C05375000","bid":1610.8,"bid_size":2.0,"ask":1619.2,"ask_size":2.0,"iv":0.2927,"open_interest":0.0,"volume":0.0,"delta":0.9114,"gamma":0.0001,"vega":7.9651,"theta":-0.4274,"rho":23.2682,"theo":1615.0219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1633.30004882812},{"option":"SPX260821P05375000","bid":62.5,"bid_size":89.0,"ask":63.5,"ask_size":44.0,"iv":0.2926,"open_interest":261.0,"volume":30.0,"delta":-0.0897,"gamma":0.0001,"vega":7.9651,"theta":-0.6121,"rho":-3.3722,"theo":63.0875,"change":-0.6,"open":61.3,"high":61.3,"low":61.3,"tick":"no_change","last_trade_price":61.3,"last_trade_time":"2026-02-18T09:49:20","percent_change":-0.969305,"prev_day_close":60.5},{"option":"SPX260821C05400000","bid":1588.6,"bid_size":2.0,"ask":1596.0,"ask_size":2.0,"iv":0.2906,"open_interest":1.0,"volume":0.0,"delta":0.9091,"gamma":0.0001,"vega":8.1198,"theta":-0.4381,"rho":23.3012,"theo":1592.0822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1458.56,"last_trade_time":"2025-10-10T14:54:58","percent_change":0.0,"prev_day_close":1610.20001220703},{"option":"SPX260821P05400000","bid":64.0,"bid_size":110.0,"ask":65.0,"ask_size":98.0,"iv":0.2905,"open_interest":2353.0,"volume":2.0,"delta":-0.0921,"gamma":0.0001,"vega":8.1198,"theta":-0.6199,"rho":-3.4626,"theo":64.6527,"change":-4.68,"open":58.66,"high":58.72,"low":58.66,"tick":"up","last_trade_price":58.72,"last_trade_time":"2026-02-18T11:34:40","percent_change":-7.3817,"prev_day_close":62.0},{"option":"SPX260821C05425000","bid":1565.1,"bid_size":2.0,"ask":1573.3,"ask_size":2.0,"iv":0.2887,"open_interest":1.0,"volume":0.0,"delta":0.9066,"gamma":0.0001,"vega":8.2763,"theta":-0.4489,"rho":23.3321,"theo":1569.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1348.2,"last_trade_time":"2025-09-08T13:25:10","percent_change":0.0,"prev_day_close":1587.29998779297},{"option":"SPX260821P05425000","bid":65.6,"bid_size":85.0,"ask":66.7,"ask_size":90.0,"iv":0.2885,"open_interest":213.0,"volume":0.0,"delta":-0.0945,"gamma":0.0001,"vega":8.2763,"theta":-0.6278,"rho":-3.5551,"theo":66.264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.3,"last_trade_time":"2026-02-03T15:58:41","percent_change":0.0,"prev_day_close":63.5500011444092},{"option":"SPX260821C05450000","bid":1542.8,"bid_size":2.0,"ask":1549.9,"ask_size":2.0,"iv":0.2867,"open_interest":1.0,"volume":0.0,"delta":0.9041,"gamma":0.0001,"vega":8.4346,"theta":-0.4598,"rho":23.361,"theo":1546.342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1304.87,"last_trade_time":"2025-08-15T11:01:23","percent_change":0.0,"prev_day_close":1564.39996337891},{"option":"SPX260821P05450000","bid":67.3,"bid_size":85.0,"ask":68.3,"ask_size":83.0,"iv":0.2865,"open_interest":620.0,"volume":0.0,"delta":-0.0971,"gamma":0.0001,"vega":8.4346,"theta":-0.6357,"rho":-3.6497,"theo":67.9222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":65.4,"last_trade_time":"2026-02-13T12:56:31","percent_change":0.0,"prev_day_close":65.1000022888184},{"option":"SPX260821C05475000","bid":1519.3,"bid_size":2.0,"ask":1527.7,"ask_size":2.0,"iv":0.2846,"open_interest":0.0,"volume":0.0,"delta":0.9015,"gamma":0.0001,"vega":8.595,"theta":-0.4707,"rho":23.3877,"theo":1523.543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1541.54998779297},{"option":"SPX260821P05475000","bid":69.0,"bid_size":84.0,"ask":70.2,"ask_size":86.0,"iv":0.2847,"open_interest":353.0,"volume":0.0,"delta":-0.0997,"gamma":0.0001,"vega":8.595,"theta":-0.6437,"rho":-3.7464,"theo":69.6282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":59.62,"last_trade_time":"2026-02-10T12:32:07","percent_change":0.0,"prev_day_close":66.75},{"option":"SPX260821C05500000","bid":1497.3,"bid_size":2.0,"ask":1505.3,"ask_size":2.0,"iv":0.2833,"open_interest":75.0,"volume":1.0,"delta":0.8988,"gamma":0.0001,"vega":8.7582,"theta":-0.4816,"rho":23.412,"theo":1500.7927,"change":36.87,"open":1530.42,"high":1530.42,"low":1530.42,"tick":"up","last_trade_price":1530.42,"last_trade_time":"2026-02-18T13:45:08","percent_change":2.46862,"prev_day_close":1518.59997558594},{"option":"SPX260821P05500000","bid":70.7,"bid_size":107.0,"ask":71.8,"ask_size":104.0,"iv":0.2826,"open_interest":4375.0,"volume":166.0,"delta":-0.1023,"gamma":0.0001,"vega":8.7582,"theta":-0.6517,"rho":-3.8455,"theo":71.3827,"change":-3.1,"open":65.0,"high":66.95,"low":65.0,"tick":"up","last_trade_price":66.95,"last_trade_time":"2026-02-18T13:45:08","percent_change":-4.42541,"prev_day_close":68.3999977111816},{"option":"SPX260821C05525000","bid":1473.7,"bid_size":2.0,"ask":1482.6,"ask_size":2.0,"iv":0.2808,"open_interest":1.0,"volume":0.0,"delta":0.8961,"gamma":0.0001,"vega":8.9244,"theta":-0.4926,"rho":23.4336,"theo":1478.092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1237.85,"last_trade_time":"2025-08-25T10:30:08","percent_change":0.0,"prev_day_close":1495.84997558594},{"option":"SPX260821P05525000","bid":72.5,"bid_size":85.0,"ask":73.6,"ask_size":81.0,"iv":0.2806,"open_interest":332.0,"volume":30.0,"delta":-0.1051,"gamma":0.0001,"vega":8.9244,"theta":-0.6598,"rho":-3.9473,"theo":73.1869,"change":-0.77,"open":71.08,"high":71.08,"low":71.08,"tick":"no_change","last_trade_price":71.08,"last_trade_time":"2026-02-18T09:49:20","percent_change":-1.07168,"prev_day_close":70.1500015258789},{"option":"SPX260821C05550000","bid":1452.0,"bid_size":2.0,"ask":1458.9,"ask_size":2.0,"iv":0.2788,"open_interest":0.0,"volume":0.0,"delta":0.8933,"gamma":0.0001,"vega":9.094,"theta":-0.5036,"rho":23.4521,"theo":1455.4421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1473.05004882812},{"option":"SPX260821P05550000","bid":74.4,"bid_size":104.0,"ask":75.4,"ask_size":88.0,"iv":0.2786,"open_interest":1363.0,"volume":5.0,"delta":-0.1079,"gamma":0.0001,"vega":9.094,"theta":-0.6679,"rho":-4.0522,"theo":75.0419,"change":-5.88,"open":68.9,"high":68.9,"low":67.71,"tick":"up","last_trade_price":67.92,"last_trade_time":"2026-02-18T13:07:17","percent_change":-7.96748,"prev_day_close":71.8499984741211},{"option":"SPX260821C05575000","bid":1428.5,"bid_size":2.0,"ask":1437.2,"ask_size":2.0,"iv":0.2768,"open_interest":0.0,"volume":0.0,"delta":0.8904,"gamma":0.0001,"vega":9.2671,"theta":-0.5147,"rho":23.4671,"theo":1432.8446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1450.25},{"option":"SPX260821P05575000","bid":76.3,"bid_size":39.0,"ask":77.5,"ask_size":82.0,"iv":0.2768,"open_interest":885.0,"volume":6.0,"delta":-0.1108,"gamma":0.0001,"vega":9.2671,"theta":-0.676,"rho":-4.1606,"theo":76.9493,"change":-5.43,"open":70.46,"high":70.46,"low":70.07,"tick":"up","last_trade_price":70.12,"last_trade_time":"2026-02-18T10:06:10","percent_change":-7.18729,"prev_day_close":73.75},{"option":"SPX260821C05600000","bid":1406.8,"bid_size":2.0,"ask":1413.7,"ask_size":2.0,"iv":0.2748,"open_interest":3.0,"volume":0.0,"delta":0.8874,"gamma":0.0001,"vega":9.4436,"theta":-0.5258,"rho":23.4783,"theo":1410.301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1067.2,"last_trade_time":"2025-08-05T12:36:03","percent_change":0.0,"prev_day_close":1427.79998779297},{"option":"SPX260821P05600000","bid":78.2,"bid_size":76.0,"ask":79.3,"ask_size":78.0,"iv":0.2747,"open_interest":826.0,"volume":0.0,"delta":-0.1138,"gamma":0.0001,"vega":9.4436,"theta":-0.6842,"rho":-4.2728,"theo":78.9106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.7,"last_trade_time":"2026-02-12T15:53:05","percent_change":0.0,"prev_day_close":75.5499992370606},{"option":"SPX260821C05625000","bid":1383.5,"bid_size":2.0,"ask":1391.7,"ask_size":2.0,"iv":0.2727,"open_interest":1.0,"volume":0.0,"delta":0.8843,"gamma":0.0001,"vega":9.6231,"theta":-0.5369,"rho":23.4857,"theo":1387.8131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1163.7,"last_trade_time":"2025-08-15T15:33:50","percent_change":0.0,"prev_day_close":1404.90002441406},{"option":"SPX260821P05625000","bid":80.3,"bid_size":37.0,"ask":81.5,"ask_size":110.0,"iv":0.2729,"open_interest":313.0,"volume":0.0,"delta":-0.1168,"gamma":0.0001,"vega":9.6231,"theta":-0.6924,"rho":-4.3889,"theo":80.9276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":85.8,"last_trade_time":"2026-02-12T15:53:10","percent_change":0.0,"prev_day_close":77.5499992370606},{"option":"SPX260821C05650000","bid":1361.8,"bid_size":2.0,"ask":1368.6,"ask_size":2.0,"iv":0.2708,"open_interest":0.0,"volume":0.0,"delta":0.8812,"gamma":0.0001,"vega":9.805,"theta":-0.548,"rho":23.4893,"theo":1365.3824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1382.70001220703},{"option":"SPX260821P05650000","bid":82.2,"bid_size":100.0,"ask":83.4,"ask_size":71.0,"iv":0.2708,"open_interest":699.0,"volume":154.0,"delta":-0.12,"gamma":0.0001,"vega":9.805,"theta":-0.7005,"rho":-4.5087,"theo":83.0018,"change":-5.75,"open":80.96,"high":80.98,"low":75.83,"tick":"up","last_trade_price":75.95,"last_trade_time":"2026-02-18T12:33:52","percent_change":-7.03794,"prev_day_close":79.4500007629394},{"option":"SPX260821C05675000","bid":1338.9,"bid_size":2.0,"ask":1347.3,"ask_size":2.0,"iv":0.2692,"open_interest":0.0,"volume":0.0,"delta":0.878,"gamma":0.0002,"vega":9.9887,"theta":-0.559,"rho":23.4895,"theo":1343.0105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1359.95001220703},{"option":"SPX260821P05675000","bid":84.4,"bid_size":74.0,"ask":85.7,"ask_size":102.0,"iv":0.269,"open_interest":76.0,"volume":0.0,"delta":-0.1232,"gamma":0.0002,"vega":9.9887,"theta":-0.7087,"rho":-4.6319,"theo":85.1348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.9,"last_trade_time":"2026-02-17T10:32:11","percent_change":0.0,"prev_day_close":81.5499992370606},{"option":"SPX260821C05700000","bid":1317.3,"bid_size":2.0,"ask":1324.0,"ask_size":2.0,"iv":0.2671,"open_interest":1.0,"volume":0.0,"delta":0.8746,"gamma":0.0002,"vega":10.1736,"theta":-0.5701,"rho":23.4865,"theo":1320.6987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1040.4,"last_trade_time":"2025-08-07T09:30:02","percent_change":0.0,"prev_day_close":1337.84997558594},{"option":"SPX260821P05700000","bid":86.6,"bid_size":91.0,"ask":87.7,"ask_size":79.0,"iv":0.267,"open_interest":1306.0,"volume":0.0,"delta":-0.1265,"gamma":0.0002,"vega":10.1736,"theta":-0.7169,"rho":-4.7583,"theo":87.3278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.35,"last_trade_time":"2026-02-17T14:39:00","percent_change":0.0,"prev_day_close":83.6500015258789},{"option":"SPX260821C05725000","bid":1294.4,"bid_size":2.0,"ask":1302.2,"ask_size":2.0,"iv":0.2651,"open_interest":0.0,"volume":0.0,"delta":0.8712,"gamma":0.0002,"vega":10.3597,"theta":-0.5812,"rho":23.4808,"theo":1298.448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1315.20001220703},{"option":"SPX260821P05725000","bid":88.9,"bid_size":33.0,"ask":90.2,"ask_size":99.0,"iv":0.2652,"open_interest":659.0,"volume":600.0,"delta":-0.1299,"gamma":0.0002,"vega":10.3597,"theta":-0.7251,"rho":-4.8874,"theo":89.582,"change":-5.22,"open":82.88,"high":82.88,"low":82.88,"tick":"no_change","last_trade_price":82.88,"last_trade_time":"2026-02-18T13:40:24","percent_change":-5.92508,"prev_day_close":85.7999992370606},{"option":"SPX260821C05750000","bid":1273.0,"bid_size":2.0,"ask":1279.4,"ask_size":2.0,"iv":0.2633,"open_interest":3.0,"volume":0.0,"delta":0.8677,"gamma":0.0002,"vega":10.5469,"theta":-0.5923,"rho":23.4724,"theo":1276.2594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1273.65,"last_trade_time":"2025-10-20T15:29:25","percent_change":0.0,"prev_day_close":1293.35003662109},{"option":"SPX260821P05750000","bid":91.2,"bid_size":68.0,"ask":92.4,"ask_size":67.0,"iv":0.2632,"open_interest":232.0,"volume":1.0,"delta":-0.1334,"gamma":0.0002,"vega":10.5469,"theta":-0.7332,"rho":-5.0192,"theo":91.8982,"change":-6.32,"open":84.23,"high":84.23,"low":84.23,"tick":"down","last_trade_price":84.23,"last_trade_time":"2026-02-18T12:13:48","percent_change":-6.97957,"prev_day_close":88.0},{"option":"SPX260821C05775000","bid":1250.0,"bid_size":2.0,"ask":1258.4,"ask_size":2.0,"iv":0.2615,"open_interest":0.0,"volume":0.0,"delta":0.8641,"gamma":0.0002,"vega":10.7358,"theta":-0.6033,"rho":23.4614,"theo":1254.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1270.79998779297},{"option":"SPX260821P05775000","bid":93.6,"bid_size":50.0,"ask":94.9,"ask_size":113.0,"iv":0.2614,"open_interest":1267.0,"volume":0.0,"delta":-0.137,"gamma":0.0002,"vega":10.7358,"theta":-0.7413,"rho":-5.1537,"theo":94.2775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.0,"last_trade_time":"2026-02-17T15:29:10","percent_change":0.0,"prev_day_close":90.2999992370606},{"option":"SPX260821C05800000","bid":1228.8,"bid_size":19.0,"ask":1235.2,"ask_size":19.0,"iv":0.2594,"open_interest":1502.0,"volume":0.0,"delta":0.8604,"gamma":0.0002,"vega":10.9268,"theta":-0.6143,"rho":23.4472,"theo":1232.0721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1144.91,"last_trade_time":"2025-10-16T14:18:13","percent_change":0.0,"prev_day_close":1248.90002441406},{"option":"SPX260821P05800000","bid":96.0,"bid_size":82.0,"ask":97.3,"ask_size":59.0,"iv":0.2595,"open_interest":2834.0,"volume":14.0,"delta":-0.1407,"gamma":0.0002,"vega":10.9268,"theta":-0.7494,"rho":-5.2913,"theo":96.7207,"change":-3.75,"open":91.6,"high":91.6,"low":91.6,"tick":"no_change","last_trade_price":91.6,"last_trade_time":"2026-02-18T14:00:29","percent_change":-3.93288,"prev_day_close":92.75},{"option":"SPX260821C05825000","bid":1206.0,"bid_size":2.0,"ask":1214.3,"ask_size":2.0,"iv":0.2577,"open_interest":1.0,"volume":0.0,"delta":0.8566,"gamma":0.0002,"vega":11.1207,"theta":-0.6252,"rho":23.4292,"theo":1210.0758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1134.33,"last_trade_time":"2025-09-18T15:37:08","percent_change":0.0,"prev_day_close":1226.70001220703},{"option":"SPX260821P05825000","bid":98.5,"bid_size":81.0,"ask":99.7,"ask_size":27.0,"iv":0.2575,"open_interest":767.0,"volume":1.0,"delta":-0.1445,"gamma":0.0002,"vega":11.1207,"theta":-0.7574,"rho":-5.4326,"theo":99.2294,"change":0.02,"open":97.82,"high":97.82,"low":97.82,"tick":"down","last_trade_price":97.82,"last_trade_time":"2026-02-18T09:35:28","percent_change":0.0204507,"prev_day_close":95.0999984741211},{"option":"SPX260821C05850000","bid":1184.9,"bid_size":2.0,"ask":1192.3,"ask_size":2.0,"iv":0.2561,"open_interest":1.0,"volume":0.0,"delta":0.8527,"gamma":0.0002,"vega":11.3177,"theta":-0.6361,"rho":23.407,"theo":1188.1468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":978.15,"last_trade_time":"2025-08-25T11:48:09","percent_change":0.0,"prev_day_close":1204.79998779297},{"option":"SPX260821P05850000","bid":101.1,"bid_size":81.0,"ask":102.4,"ask_size":57.0,"iv":0.2556,"open_interest":979.0,"volume":19.0,"delta":-0.1484,"gamma":0.0002,"vega":11.3177,"theta":-0.7654,"rho":-5.5783,"theo":101.8052,"change":-4.0,"open":92.97,"high":96.45,"low":92.97,"tick":"up","last_trade_price":96.45,"last_trade_time":"2026-02-18T13:52:32","percent_change":-3.98208,"prev_day_close":97.5999984741211},{"option":"SPX260821C05875000","bid":1162.6,"bid_size":2.0,"ask":1170.5,"ask_size":2.0,"iv":0.254,"open_interest":17.0,"volume":0.0,"delta":0.8487,"gamma":0.0002,"vega":11.518,"theta":-0.647,"rho":23.3798,"theo":1166.287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1184.4,"last_trade_time":"2025-11-26T10:00:55","percent_change":0.0,"prev_day_close":1182.60003662109},{"option":"SPX260821P05875000","bid":103.8,"bid_size":29.0,"ask":105.1,"ask_size":55.0,"iv":0.2538,"open_interest":311.0,"volume":16.0,"delta":-0.1524,"gamma":0.0002,"vega":11.518,"theta":-0.7733,"rho":-5.729,"theo":104.4503,"change":-2.23,"open":100.95,"high":100.95,"low":100.87,"tick":"down","last_trade_price":100.87,"last_trade_time":"2026-02-18T14:48:05","percent_change":-2.16295,"prev_day_close":100.149997711182},{"option":"SPX260821C05900000","bid":1141.5,"bid_size":2.0,"ask":1148.7,"ask_size":2.0,"iv":0.2524,"open_interest":23.0,"volume":0.0,"delta":0.8446,"gamma":0.0002,"vega":11.721,"theta":-0.6577,"rho":23.3474,"theo":1144.4988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1152.64,"last_trade_time":"2026-02-17T14:37:20","percent_change":0.0,"prev_day_close":1161.10003662109},{"option":"SPX260821P05900000","bid":106.4,"bid_size":77.0,"ask":107.7,"ask_size":54.0,"iv":0.2518,"open_interest":986.0,"volume":64.0,"delta":-0.1565,"gamma":0.0002,"vega":11.721,"theta":-0.7811,"rho":-5.8848,"theo":107.1671,"change":-4.8,"open":101.12,"high":101.12,"low":97.51,"tick":"up","last_trade_price":100.95,"last_trade_time":"2026-02-18T15:54:10","percent_change":-4.53901,"prev_day_close":102.75},{"option":"SPX260821C05925000","bid":1119.2,"bid_size":2.0,"ask":1127.1,"ask_size":2.0,"iv":0.2503,"open_interest":12.0,"volume":0.0,"delta":0.8404,"gamma":0.0002,"vega":11.926,"theta":-0.6684,"rho":23.3099,"theo":1122.7847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":857.84,"last_trade_time":"2025-07-30T15:32:39","percent_change":0.0,"prev_day_close":1139.09997558594},{"option":"SPX260821P05925000","bid":109.3,"bid_size":74.0,"ask":110.7,"ask_size":77.0,"iv":0.25,"open_interest":281.0,"volume":2.0,"delta":-0.1608,"gamma":0.0002,"vega":11.926,"theta":-0.7889,"rho":-6.0457,"theo":109.9578,"change":-4.35,"open":104.35,"high":104.35,"low":104.35,"tick":"down","last_trade_price":104.35,"last_trade_time":"2026-02-18T15:48:02","percent_change":-4.00184,"prev_day_close":105.5},{"option":"SPX260821C05950000","bid":1098.1,"bid_size":2.0,"ask":1105.4,"ask_size":2.0,"iv":0.2486,"open_interest":25.0,"volume":0.0,"delta":0.836,"gamma":0.0002,"vega":12.1322,"theta":-0.6789,"rho":23.2678,"theo":1101.1468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":898.89,"last_trade_time":"2025-09-05T13:20:05","percent_change":0.0,"prev_day_close":1117.44995117188},{"option":"SPX260821P05950000","bid":112.2,"bid_size":71.0,"ask":113.5,"ask_size":52.0,"iv":0.2481,"open_interest":767.0,"volume":18.0,"delta":-0.1651,"gamma":0.0002,"vega":12.1322,"theta":-0.7965,"rho":-6.2112,"theo":112.8248,"change":-8.26,"open":110.01,"high":110.01,"low":103.39,"tick":"down","last_trade_price":103.39,"last_trade_time":"2026-02-18T10:19:19","percent_change":-7.39812,"prev_day_close":108.25},{"option":"SPX260821C05975000","bid":1075.9,"bid_size":2.0,"ask":1083.8,"ask_size":2.0,"iv":0.2464,"open_interest":5.0,"volume":0.0,"delta":0.8316,"gamma":0.0002,"vega":12.3387,"theta":-0.6894,"rho":23.2215,"theo":1079.5871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1135.5,"last_trade_time":"2025-12-08T12:13:56","percent_change":0.0,"prev_day_close":1095.69995117188},{"option":"SPX260821P05975000","bid":115.1,"bid_size":73.0,"ask":116.5,"ask_size":50.0,"iv":0.2462,"open_interest":254.0,"volume":72.0,"delta":-0.1696,"gamma":0.0002,"vega":12.3387,"theta":-0.804,"rho":-6.3809,"theo":115.7699,"change":-9.2,"open":106.1,"high":106.1,"low":105.02,"tick":"up","last_trade_price":105.4,"last_trade_time":"2026-02-18T13:12:22","percent_change":-8.02792,"prev_day_close":111.099998474121},{"option":"SPX260821C06000000","bid":1055.2,"bid_size":19.0,"ask":1061.2,"ask_size":19.0,"iv":0.2444,"open_interest":18433.0,"volume":3.0,"delta":0.827,"gamma":0.0002,"vega":12.5452,"theta":-0.6997,"rho":23.1718,"theo":1058.1071,"change":42.84,"open":1094.34,"high":1094.34,"low":1094.34,"tick":"up","last_trade_price":1094.34,"last_trade_time":"2026-02-18T12:37:53","percent_change":4.07418,"prev_day_close":1074.29998779297},{"option":"SPX260821P06000000","bid":118.1,"bid_size":89.0,"ask":119.6,"ask_size":66.0,"iv":0.2443,"open_interest":21545.0,"volume":16.0,"delta":-0.1741,"gamma":0.0002,"vega":12.5452,"theta":-0.8114,"rho":-6.554,"theo":118.7949,"change":-4.35,"open":109.01,"high":113.45,"low":108.8,"tick":"up","last_trade_price":113.45,"last_trade_time":"2026-02-18T16:03:30","percent_change":-3.6927,"prev_day_close":114.049999237061},{"option":"SPX260821C06025000","bid":1033.2,"bid_size":2.0,"ask":1040.5,"ask_size":3.0,"iv":0.2425,"open_interest":62.0,"volume":0.0,"delta":0.8224,"gamma":0.0002,"vega":12.7518,"theta":-0.7099,"rho":23.1188,"theo":1036.7082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1095.05,"last_trade_time":"2025-11-26T15:18:22","percent_change":0.0,"prev_day_close":1052.70001220703},{"option":"SPX260821P06025000","bid":121.3,"bid_size":68.0,"ask":122.7,"ask_size":24.0,"iv":0.2424,"open_interest":224.0,"volume":32.0,"delta":-0.1788,"gamma":0.0002,"vega":12.7518,"theta":-0.8187,"rho":-6.7304,"theo":121.9009,"change":-4.45,"open":112.81,"high":116.45,"low":112.81,"tick":"up","last_trade_price":116.45,"last_trade_time":"2026-02-18T16:03:30","percent_change":-3.68073,"prev_day_close":117.099998474121},{"option":"SPX260821C06050000","bid":1012.7,"bid_size":2.0,"ask":1018.6,"ask_size":2.0,"iv":0.2407,"open_interest":61.0,"volume":0.0,"delta":0.8175,"gamma":0.0002,"vega":12.959,"theta":-0.72,"rho":23.0623,"theo":1015.3919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1023.3,"last_trade_time":"2026-02-04T12:39:49","percent_change":0.0,"prev_day_close":1031.40002441406},{"option":"SPX260821P06050000","bid":124.5,"bid_size":68.0,"ask":126.0,"ask_size":46.0,"iv":0.2406,"open_interest":351.0,"volume":8.0,"delta":-0.1836,"gamma":0.0002,"vega":12.959,"theta":-0.8259,"rho":-6.9103,"theo":125.0894,"change":-8.0,"open":114.26,"high":116.0,"low":114.26,"tick":"up","last_trade_price":116.0,"last_trade_time":"2026-02-18T13:39:17","percent_change":-6.45161,"prev_day_close":120.25},{"option":"SPX260821C06075000","bid":990.9,"bid_size":2.0,"ask":998.4,"ask_size":2.0,"iv":0.2389,"open_interest":3.0,"volume":0.0,"delta":0.8126,"gamma":0.0002,"vega":13.1676,"theta":-0.7299,"rho":23.0016,"theo":994.1599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1122.68,"last_trade_time":"2026-01-13T09:37:34","percent_change":0.0,"prev_day_close":1009.90002441406},{"option":"SPX260821P06075000","bid":127.8,"bid_size":67.0,"ask":129.3,"ask_size":45.0,"iv":0.2387,"open_interest":578.0,"volume":0.0,"delta":-0.1886,"gamma":0.0002,"vega":13.1676,"theta":-0.8329,"rho":-7.0944,"theo":128.3623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.22,"last_trade_time":"2026-02-13T10:56:51","percent_change":0.0,"prev_day_close":123.400001525879},{"option":"SPX260821C06100000","bid":970.4,"bid_size":2.0,"ask":977.3,"ask_size":2.0,"iv":0.2373,"open_interest":261.0,"volume":0.0,"delta":0.8075,"gamma":0.0002,"vega":13.3783,"theta":-0.7396,"rho":22.9357,"theo":973.0146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":963.4,"last_trade_time":"2026-02-17T15:31:23","percent_change":0.0,"prev_day_close":988.950012207031},{"option":"SPX260821P06100000","bid":131.1,"bid_size":65.0,"ask":132.7,"ask_size":44.0,"iv":0.2368,"open_interest":2332.0,"volume":0.0,"delta":-0.1936,"gamma":0.0002,"vega":13.3783,"theta":-0.8397,"rho":-7.2838,"theo":131.7219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.85,"last_trade_time":"2026-02-17T15:31:23","percent_change":0.0,"prev_day_close":126.75},{"option":"SPX260821C06125000","bid":948.9,"bid_size":2.0,"ask":956.3,"ask_size":2.0,"iv":0.2352,"open_interest":1.0,"volume":0.0,"delta":0.8023,"gamma":0.0002,"vega":13.5914,"theta":-0.7492,"rho":22.8636,"theo":951.9589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1041.76,"last_trade_time":"2025-10-31T13:19:39","percent_change":0.0,"prev_day_close":967.549987792969},{"option":"SPX260821P06125000","bid":134.6,"bid_size":63.0,"ask":136.1,"ask_size":21.0,"iv":0.2349,"open_interest":342.0,"volume":0.0,"delta":-0.1988,"gamma":0.0002,"vega":13.5914,"theta":-0.8464,"rho":-7.4793,"theo":135.1711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":115.5,"last_trade_time":"2026-02-12T09:31:12","percent_change":0.0,"prev_day_close":130.050003051758},{"option":"SPX260821C06150000","bid":928.4,"bid_size":2.0,"ask":935.3,"ask_size":2.0,"iv":0.2335,"open_interest":78.0,"volume":0.0,"delta":0.797,"gamma":0.0002,"vega":13.8065,"theta":-0.7586,"rho":22.7846,"theo":930.9965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":882.7,"last_trade_time":"2026-02-17T10:02:18","percent_change":0.0,"prev_day_close":946.600006103516},{"option":"SPX260821P06150000","bid":138.2,"bid_size":62.0,"ask":139.6,"ask_size":20.0,"iv":0.233,"open_interest":764.0,"volume":0.0,"delta":-0.2042,"gamma":0.0002,"vega":13.8065,"theta":-0.8528,"rho":-7.6817,"theo":138.7135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.01,"last_trade_time":"2026-02-13T14:55:04","percent_change":0.0,"prev_day_close":133.599998474121},{"option":"SPX260821C06175000","bid":907.1,"bid_size":2.0,"ask":914.4,"ask_size":2.0,"iv":0.2314,"open_interest":72.0,"volume":0.0,"delta":0.7915,"gamma":0.0003,"vega":14.0228,"theta":-0.7678,"rho":22.6988,"theo":910.1309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":921.4,"last_trade_time":"2025-11-25T15:23:43","percent_change":0.0,"prev_day_close":925.549987792969},{"option":"SPX260821P06175000","bid":141.8,"bid_size":60.0,"ask":143.4,"ask_size":20.0,"iv":0.2311,"open_interest":794.0,"volume":11.0,"delta":-0.2097,"gamma":0.0003,"vega":14.0228,"theta":-0.8591,"rho":-7.891,"theo":142.3528,"change":-4.97,"open":132.05,"high":136.63,"low":132.05,"tick":"no_change","last_trade_price":136.63,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.50989,"prev_day_close":137.050003051758},{"option":"SPX260821C06200000","bid":886.9,"bid_size":17.0,"ask":892.7,"ask_size":17.0,"iv":0.2293,"open_interest":2488.0,"volume":0.0,"delta":0.7859,"gamma":0.0003,"vega":14.239,"theta":-0.7767,"rho":22.6068,"theo":889.3658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":873.18,"last_trade_time":"2026-02-17T13:22:32","percent_change":0.0,"prev_day_close":904.949981689453},{"option":"SPX260821P06200000","bid":145.6,"bid_size":74.0,"ask":147.2,"ask_size":56.0,"iv":0.2292,"open_interest":3934.0,"volume":1.0,"delta":-0.2153,"gamma":0.0003,"vega":14.239,"theta":-0.8652,"rho":-8.1064,"theo":146.0926,"change":-9.5,"open":135.9,"high":135.9,"low":135.9,"tick":"down","last_trade_price":135.9,"last_trade_time":"2026-02-18T13:39:17","percent_change":-6.5337,"prev_day_close":140.75},{"option":"SPX260821C06225000","bid":865.7,"bid_size":2.0,"ask":873.0,"ask_size":2.0,"iv":0.2276,"open_interest":75.0,"volume":0.0,"delta":0.7801,"gamma":0.0003,"vega":14.4542,"theta":-0.7855,"rho":22.5094,"theo":868.7041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":893.77,"last_trade_time":"2025-12-19T14:33:44","percent_change":0.0,"prev_day_close":884.050018310547},{"option":"SPX260821P06225000","bid":149.3,"bid_size":58.0,"ask":151.0,"ask_size":18.0,"iv":0.2273,"open_interest":663.0,"volume":3.0,"delta":-0.2211,"gamma":0.0003,"vega":14.4542,"theta":-0.871,"rho":-8.3271,"theo":149.9359,"change":-1.33,"open":148.07,"high":148.07,"low":148.07,"tick":"down","last_trade_price":148.07,"last_trade_time":"2026-02-18T15:26:43","percent_change":-0.890229,"prev_day_close":144.549995422363},{"option":"SPX260821C06250000","bid":845.9,"bid_size":2.0,"ask":852.4,"ask_size":2.0,"iv":0.2259,"open_interest":235.0,"volume":0.0,"delta":0.7742,"gamma":0.0003,"vega":14.6676,"theta":-0.794,"rho":22.4078,"theo":848.1485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":850.13,"last_trade_time":"2025-12-17T10:18:00","percent_change":0.0,"prev_day_close":863.450012207031},{"option":"SPX260821P06250000","bid":153.2,"bid_size":58.0,"ask":154.9,"ask_size":18.0,"iv":0.2253,"open_interest":897.0,"volume":0.0,"delta":-0.227,"gamma":0.0003,"vega":14.6676,"theta":-0.8766,"rho":-8.5521,"theo":153.8851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":160.0,"last_trade_time":"2026-02-17T12:15:47","percent_change":0.0,"prev_day_close":148.399993896484},{"option":"SPX260821C06275000","bid":825.0,"bid_size":2.0,"ask":832.1,"ask_size":3.0,"iv":0.2238,"open_interest":128.0,"volume":0.0,"delta":0.7681,"gamma":0.0003,"vega":14.8794,"theta":-0.8022,"rho":22.3022,"theo":827.701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":788.96,"last_trade_time":"2025-12-17T14:55:43","percent_change":0.0,"prev_day_close":842.949981689453},{"option":"SPX260821P06275000","bid":157.5,"bid_size":71.0,"ask":159.1,"ask_size":33.0,"iv":0.2235,"open_interest":2376.0,"volume":2.0,"delta":-0.2331,"gamma":0.0003,"vega":14.8794,"theta":-0.8819,"rho":-8.7812,"theo":157.9425,"change":-10.75,"open":146.8,"high":146.8,"low":146.8,"tick":"down","last_trade_price":146.8,"last_trade_time":"2026-02-18T10:35:56","percent_change":-6.82323,"prev_day_close":152.299995422363},{"option":"SPX260821C06300000","bid":805.2,"bid_size":17.0,"ask":811.7,"ask_size":20.0,"iv":0.2221,"open_interest":1446.0,"volume":0.0,"delta":0.7618,"gamma":0.0003,"vega":15.0901,"theta":-0.8102,"rho":22.192,"theo":807.3641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":802.42,"last_trade_time":"2026-02-17T15:50:12","percent_change":0.0,"prev_day_close":822.449981689453},{"option":"SPX260821P06300000","bid":161.7,"bid_size":70.0,"ask":163.3,"ask_size":33.0,"iv":0.2216,"open_interest":4544.0,"volume":32.0,"delta":-0.2393,"gamma":0.0003,"vega":15.0901,"theta":-0.887,"rho":-9.0148,"theo":162.1105,"change":-7.4,"open":148.54,"high":154.35,"low":148.52,"tick":"up","last_trade_price":154.35,"last_trade_time":"2026-02-18T13:52:32","percent_change":-4.57496,"prev_day_close":156.399993896484},{"option":"SPX260821C06325000","bid":784.5,"bid_size":17.0,"ask":791.4,"ask_size":20.0,"iv":0.22,"open_interest":1991.0,"volume":0.0,"delta":0.7554,"gamma":0.0003,"vega":15.3008,"theta":-0.8179,"rho":22.0759,"theo":787.1407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":771.59,"last_trade_time":"2026-02-05T13:18:13","percent_change":0.0,"prev_day_close":802.200012207031},{"option":"SPX260821P06325000","bid":165.8,"bid_size":52.0,"ask":167.5,"ask_size":17.0,"iv":0.2196,"open_interest":1097.0,"volume":0.0,"delta":-0.2458,"gamma":0.0003,"vega":15.3008,"theta":-0.8917,"rho":-9.2543,"theo":166.392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.8,"last_trade_time":"2026-02-17T15:58:26","percent_change":0.0,"prev_day_close":160.5},{"option":"SPX260821C06350000","bid":765.0,"bid_size":17.0,"ask":771.4,"ask_size":20.0,"iv":0.2183,"open_interest":2539.0,"volume":0.0,"delta":0.7488,"gamma":0.0003,"vega":15.512,"theta":-0.8253,"rho":21.9523,"theo":767.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":742.89,"last_trade_time":"2026-02-05T10:43:25","percent_change":0.0,"prev_day_close":781.900024414062},{"option":"SPX260821P06350000","bid":170.4,"bid_size":69.0,"ask":172.0,"ask_size":32.0,"iv":0.2178,"open_interest":3006.0,"volume":36.0,"delta":-0.2523,"gamma":0.0003,"vega":15.512,"theta":-0.8962,"rho":-9.5013,"theo":170.791,"change":-7.55,"open":159.1,"high":163.05,"low":155.3,"tick":"up","last_trade_price":163.05,"last_trade_time":"2026-02-18T15:48:02","percent_change":-4.42556,"prev_day_close":164.800003051758},{"option":"SPX260821C06375000","bid":744.5,"bid_size":17.0,"ask":751.3,"ask_size":20.0,"iv":0.2161,"open_interest":1956.0,"volume":0.0,"delta":0.7421,"gamma":0.0003,"vega":15.7236,"theta":-0.8324,"rho":21.82,"theo":747.0514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":823.59,"last_trade_time":"2026-01-09T10:08:35","percent_change":0.0,"prev_day_close":761.75},{"option":"SPX260821P06375000","bid":174.7,"bid_size":51.0,"ask":176.5,"ask_size":16.0,"iv":0.2158,"open_interest":1182.0,"volume":77.0,"delta":-0.2591,"gamma":0.0003,"vega":15.7236,"theta":-0.9004,"rho":-9.757,"theo":175.3125,"change":-8.42,"open":166.94,"high":166.94,"low":161.04,"tick":"up","last_trade_price":166.68,"last_trade_time":"2026-02-18T14:22:24","percent_change":-4.80868,"prev_day_close":169.200004577637},{"option":"SPX260821C06400000","bid":725.1,"bid_size":17.0,"ask":731.5,"ask_size":20.0,"iv":0.2144,"open_interest":5943.0,"volume":0.0,"delta":0.7351,"gamma":0.0003,"vega":15.9347,"theta":-0.8391,"rho":21.6788,"theo":727.1959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":722.51,"last_trade_time":"2026-02-17T15:50:12","percent_change":0.0,"prev_day_close":741.350006103516},{"option":"SPX260821P06400000","bid":179.4,"bid_size":67.0,"ask":181.2,"ask_size":31.0,"iv":0.2139,"open_interest":3286.0,"volume":18.0,"delta":-0.266,"gamma":0.0003,"vega":15.9347,"theta":-0.9042,"rho":-10.0217,"theo":179.9618,"change":-13.08,"open":170.89,"high":170.89,"low":165.54,"tick":"up","last_trade_price":166.77,"last_trade_time":"2026-02-18T12:13:48","percent_change":-7.27273,"prev_day_close":173.75},{"option":"SPX260821C06425000","bid":705.3,"bid_size":6.0,"ask":711.2,"ask_size":10.0,"iv":0.2122,"open_interest":1076.0,"volume":0.0,"delta":0.728,"gamma":0.0003,"vega":16.1439,"theta":-0.8455,"rho":21.5294,"theo":707.4734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":790.83,"last_trade_time":"2026-02-10T14:50:07","percent_change":0.0,"prev_day_close":721.5},{"option":"SPX260821P06425000","bid":184.1,"bid_size":50.0,"ask":185.9,"ask_size":15.0,"iv":0.2119,"open_interest":1750.0,"volume":2.0,"delta":-0.2731,"gamma":0.0003,"vega":16.1439,"theta":-0.9076,"rho":-10.2945,"theo":184.7443,"change":-15.13,"open":169.47,"high":169.47,"low":169.47,"tick":"down","last_trade_price":169.47,"last_trade_time":"2026-02-18T12:07:02","percent_change":-8.1961,"prev_day_close":178.400001525879},{"option":"SPX260821C06450000","bid":686.4,"bid_size":20.0,"ask":691.6,"ask_size":24.0,"iv":0.2105,"open_interest":8695.0,"volume":0.0,"delta":0.7207,"gamma":0.0003,"vega":16.3497,"theta":-0.8515,"rho":21.3733,"theo":687.8886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":693.13,"last_trade_time":"2026-02-13T11:08:22","percent_change":0.0,"prev_day_close":701.700012207031},{"option":"SPX260821P06450000","bid":189.2,"bid_size":48.0,"ask":190.9,"ask_size":15.0,"iv":0.21,"open_interest":2273.0,"volume":118.0,"delta":-0.2804,"gamma":0.0003,"vega":16.3497,"theta":-0.9107,"rho":-10.574,"theo":189.6643,"change":-13.98,"open":187.12,"high":189.1,"low":175.62,"tick":"down","last_trade_price":175.62,"last_trade_time":"2026-02-18T10:43:52","percent_change":-7.37342,"prev_day_close":183.099998474121},{"option":"SPX260821C06475000","bid":666.4,"bid_size":21.0,"ask":672.1,"ask_size":24.0,"iv":0.2084,"open_interest":1634.0,"volume":0.0,"delta":0.7132,"gamma":0.0003,"vega":16.5512,"theta":-0.8571,"rho":21.2121,"theo":668.4448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":793.59,"last_trade_time":"2026-01-12T15:01:58","percent_change":0.0,"prev_day_close":682.25},{"option":"SPX260821P06475000","bid":194.2,"bid_size":64.0,"ask":196.0,"ask_size":29.0,"iv":0.2081,"open_interest":3128.0,"volume":53.0,"delta":-0.2879,"gamma":0.0003,"vega":16.5512,"theta":-0.9134,"rho":-10.8586,"theo":194.7254,"change":-5.78,"open":190.27,"high":190.27,"low":178.77,"tick":"up","last_trade_price":188.87,"last_trade_time":"2026-02-18T14:48:05","percent_change":-2.96943,"prev_day_close":188.0},{"option":"SPX260821C06500000","bid":647.7,"bid_size":20.0,"ask":652.4,"ask_size":21.0,"iv":0.2065,"open_interest":4207.0,"volume":1.0,"delta":0.7055,"gamma":0.0004,"vega":16.7484,"theta":-0.8623,"rho":21.0461,"theo":649.1452,"change":28.82,"open":672.42,"high":672.42,"low":672.42,"tick":"up","last_trade_price":672.42,"last_trade_time":"2026-02-18T13:45:08","percent_change":4.47794,"prev_day_close":662.75},{"option":"SPX260821P06500000","bid":199.3,"bid_size":47.0,"ask":201.1,"ask_size":28.0,"iv":0.2061,"open_interest":4086.0,"volume":41.0,"delta":-0.2956,"gamma":0.0004,"vega":16.7484,"theta":-0.9157,"rho":-11.148,"theo":199.9307,"change":-2.27,"open":199.39,"high":199.39,"low":183.08,"tick":"up","last_trade_price":197.58,"last_trade_time":"2026-02-18T15:26:43","percent_change":-1.13585,"prev_day_close":193.0},{"option":"SPX260821C06525000","bid":628.0,"bid_size":6.0,"ask":633.6,"ask_size":10.0,"iv":0.2045,"open_interest":325.0,"volume":0.0,"delta":0.6976,"gamma":0.0004,"vega":16.9419,"theta":-0.867,"rho":20.8742,"theo":629.993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":615.0,"last_trade_time":"2026-02-05T15:06:28","percent_change":0.0,"prev_day_close":643.450012207031},{"option":"SPX260821P06525000","bid":204.6,"bid_size":45.0,"ask":206.4,"ask_size":13.0,"iv":0.2041,"open_interest":1182.0,"volume":61.0,"delta":-0.3035,"gamma":0.0004,"vega":16.9419,"theta":-0.9176,"rho":-11.4433,"theo":205.2834,"change":-2.1,"open":189.94,"high":203.2,"low":188.48,"tick":"up","last_trade_price":203.2,"last_trade_time":"2026-02-18T15:21:20","percent_change":-1.02289,"prev_day_close":198.200004577637},{"option":"SPX260821C06550000","bid":609.5,"bid_size":5.0,"ask":614.2,"ask_size":6.0,"iv":0.2026,"open_interest":161.0,"volume":0.0,"delta":0.6896,"gamma":0.0004,"vega":17.1326,"theta":-0.8714,"rho":20.6942,"theo":610.9931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":594.63,"last_trade_time":"2026-02-05T13:35:46","percent_change":0.0,"prev_day_close":624.200012207031},{"option":"SPX260821P06550000","bid":210.0,"bid_size":45.0,"ask":211.9,"ask_size":13.0,"iv":0.2022,"open_interest":772.0,"volume":2.0,"delta":-0.3116,"gamma":0.0004,"vega":17.1326,"theta":-0.919,"rho":-11.7468,"theo":210.7883,"change":-2.15,"open":209.1,"high":209.1,"low":208.6,"tick":"down","last_trade_price":208.6,"last_trade_time":"2026-02-18T15:24:03","percent_change":-1.02017,"prev_day_close":203.450004577637},{"option":"SPX260821C06575000","bid":590.1,"bid_size":6.0,"ask":595.6,"ask_size":10.0,"iv":0.2005,"open_interest":154.0,"volume":0.0,"delta":0.6813,"gamma":0.0004,"vega":17.3206,"theta":-0.8752,"rho":20.5037,"theo":592.1515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":639.0,"last_trade_time":"2026-02-03T15:30:58","percent_change":0.0,"prev_day_close":605.100006103516},{"option":"SPX260821P06575000","bid":215.9,"bid_size":42.0,"ask":217.6,"ask_size":13.0,"iv":0.2003,"open_interest":579.0,"volume":48.0,"delta":-0.3199,"gamma":0.0004,"vega":17.3206,"theta":-0.9199,"rho":-12.0607,"theo":216.4516,"change":-12.56,"open":198.96,"high":203.99,"low":198.96,"tick":"up","last_trade_price":203.99,"last_trade_time":"2026-02-18T13:49:56","percent_change":-5.80005,"prev_day_close":208.900001525879},{"option":"SPX260821C06600000","bid":572.0,"bid_size":20.0,"ask":576.9,"ask_size":24.0,"iv":0.1987,"open_interest":2481.0,"volume":3.0,"delta":0.6728,"gamma":0.0004,"vega":17.5054,"theta":-0.8786,"rho":20.3018,"theo":573.4756,"change":34.82,"open":603.02,"high":603.02,"low":603.02,"tick":"up","last_trade_price":603.02,"last_trade_time":"2026-02-18T12:37:53","percent_change":6.12812,"prev_day_close":586.349975585938},{"option":"SPX260821P06600000","bid":221.6,"bid_size":41.0,"ask":223.4,"ask_size":12.0,"iv":0.1983,"open_interest":3216.0,"volume":6.0,"delta":-0.3284,"gamma":0.0004,"vega":17.5054,"theta":-0.9204,"rho":-12.386,"theo":222.2806,"change":-18.14,"open":207.68,"high":208.27,"low":204.21,"tick":"no_change","last_trade_price":204.21,"last_trade_time":"2026-02-18T13:16:54","percent_change":-8.15831,"prev_day_close":214.550003051758},{"option":"SPX260821C06625000","bid":552.9,"bid_size":6.0,"ask":558.7,"ask_size":9.0,"iv":0.1967,"open_interest":355.0,"volume":0.0,"delta":0.664,"gamma":0.0004,"vega":17.6853,"theta":-0.8814,"rho":20.0896,"theo":554.9727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":602.0,"last_trade_time":"2026-02-04T15:50:00","percent_change":0.0,"prev_day_close":567.5},{"option":"SPX260821P06625000","bid":227.6,"bid_size":40.0,"ask":229.3,"ask_size":11.0,"iv":0.1963,"open_interest":638.0,"volume":3.0,"delta":-0.3371,"gamma":0.0004,"vega":17.6853,"theta":-0.9203,"rho":-12.7216,"theo":228.2827,"change":-14.38,"open":213.87,"high":213.87,"low":213.87,"tick":"no_change","last_trade_price":213.87,"last_trade_time":"2026-02-18T10:09:25","percent_change":-6.30011,"prev_day_close":220.25},{"option":"SPX260821C06650000","bid":535.1,"bid_size":5.0,"ask":539.6,"ask_size":6.0,"iv":0.1947,"open_interest":607.0,"volume":0.0,"delta":0.6551,"gamma":0.0004,"vega":17.8585,"theta":-0.8837,"rho":19.8692,"theo":536.6492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":531.3,"last_trade_time":"2026-02-17T15:23:07","percent_change":0.0,"prev_day_close":549.049987792969},{"option":"SPX260821P06650000","bid":233.7,"bid_size":39.0,"ask":235.6,"ask_size":26.0,"iv":0.1944,"open_interest":2293.0,"volume":4.0,"delta":-0.3461,"gamma":0.0004,"vega":17.8585,"theta":-0.9197,"rho":-13.0654,"theo":234.4641,"change":-18.75,"open":215.8,"high":215.8,"low":215.8,"tick":"no_change","last_trade_price":215.8,"last_trade_time":"2026-02-18T13:21:26","percent_change":-7.99403,"prev_day_close":226.200004577637},{"option":"SPX260821C06675000","bid":516.4,"bid_size":6.0,"ask":521.7,"ask_size":10.0,"iv":0.1926,"open_interest":1082.0,"volume":0.0,"delta":0.6459,"gamma":0.0004,"vega":18.0238,"theta":-0.8854,"rho":19.6432,"theo":518.5099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":571.41,"last_trade_time":"2026-02-09T09:51:27","percent_change":0.0,"prev_day_close":530.700012207031},{"option":"SPX260821P06675000","bid":240.0,"bid_size":54.0,"ask":241.9,"ask_size":26.0,"iv":0.1924,"open_interest":1466.0,"volume":4.0,"delta":-0.3553,"gamma":0.0004,"vega":18.0238,"theta":-0.9185,"rho":-13.4149,"theo":240.8296,"change":-11.5,"open":229.4,"high":229.4,"low":229.4,"tick":"down","last_trade_price":229.4,"last_trade_time":"2026-02-18T13:52:32","percent_change":-4.77377,"prev_day_close":232.349998474121},{"option":"SPX260821C06700000","bid":498.8,"bid_size":13.0,"ask":502.3,"ask_size":13.0,"iv":0.1904,"open_interest":1100.0,"volume":0.0,"delta":0.6365,"gamma":0.0004,"vega":18.181,"theta":-0.8866,"rho":19.4118,"theo":500.5589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":572.5,"last_trade_time":"2026-02-09T10:42:12","percent_change":0.0,"prev_day_close":512.5},{"option":"SPX260821P06700000","bid":246.5,"bid_size":53.0,"ask":248.4,"ask_size":25.0,"iv":0.1904,"open_interest":2937.0,"volume":22.0,"delta":-0.3647,"gamma":0.0004,"vega":18.181,"theta":-0.9167,"rho":-13.7697,"theo":247.3835,"change":-11.45,"open":235.04,"high":236.1,"low":235.04,"tick":"up","last_trade_price":236.1,"last_trade_time":"2026-02-18T15:48:02","percent_change":-4.62533,"prev_day_close":238.650001525879},{"option":"SPX260821C06725000","bid":481.6,"bid_size":15.0,"ask":484.5,"ask_size":14.0,"iv":0.1886,"open_interest":1091.0,"volume":0.0,"delta":0.6268,"gamma":0.0004,"vega":18.3306,"theta":-0.8871,"rho":19.1729,"theo":482.8012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.59,"last_trade_time":"2026-02-17T14:50:45","percent_change":0.0,"prev_day_close":494.549987792969},{"option":"SPX260821P06725000","bid":253.1,"bid_size":53.0,"ask":255.0,"ask_size":26.0,"iv":0.1884,"open_interest":1333.0,"volume":0.0,"delta":-0.3743,"gamma":0.0004,"vega":18.3306,"theta":-0.9143,"rho":-14.132,"theo":254.1306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":263.4,"last_trade_time":"2026-02-17T12:15:47","percent_change":0.0,"prev_day_close":245.150001525879},{"option":"SPX260821C06750000","bid":463.5,"bid_size":30.0,"ask":466.9,"ask_size":30.0,"iv":0.1864,"open_interest":1454.0,"volume":2.0,"delta":0.617,"gamma":0.0004,"vega":18.4729,"theta":-0.887,"rho":18.9231,"theo":465.2441,"change":31.14,"open":491.34,"high":491.34,"low":491.34,"tick":"up","last_trade_price":491.34,"last_trade_time":"2026-02-18T10:19:07","percent_change":6.76662,"prev_day_close":476.699996948242},{"option":"SPX260821P06750000","bid":260.1,"bid_size":52.0,"ask":262.0,"ask_size":25.0,"iv":0.1865,"open_interest":1534.0,"volume":11.0,"delta":-0.3842,"gamma":0.0004,"vega":18.4729,"theta":-0.9113,"rho":-14.5051,"theo":261.0784,"change":-21.26,"open":240.92,"high":240.92,"low":239.99,"tick":"no_change","last_trade_price":239.99,"last_trade_time":"2026-02-18T13:16:54","percent_change":-8.1378,"prev_day_close":251.849998474121},{"option":"SPX260821C06775000","bid":446.6,"bid_size":16.0,"ask":449.5,"ask_size":15.0,"iv":0.1846,"open_interest":657.0,"volume":0.0,"delta":0.6068,"gamma":0.0004,"vega":18.6075,"theta":-0.8862,"rho":18.6599,"theo":447.8972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":452.16,"last_trade_time":"2026-02-12T15:41:39","percent_change":0.0,"prev_day_close":459.149993896484},{"option":"SPX260821P06775000","bid":267.3,"bid_size":33.0,"ask":269.1,"ask_size":9.0,"iv":0.1845,"open_interest":354.0,"volume":32.0,"delta":-0.3943,"gamma":0.0004,"vega":18.6075,"theta":-0.9076,"rho":-14.8918,"theo":268.2365,"change":-13.35,"open":251.22,"high":255.2,"low":245.9,"tick":"no_change","last_trade_price":255.2,"last_trade_time":"2026-02-18T14:27:29","percent_change":-4.97114,"prev_day_close":258.75},{"option":"SPX260821C06800000","bid":429.2,"bid_size":34.0,"ask":431.4,"ask_size":4.0,"iv":0.1823,"open_interest":3679.0,"volume":0.0,"delta":0.5965,"gamma":0.0004,"vega":18.7329,"theta":-0.8848,"rho":18.3835,"theo":430.7715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":424.42,"last_trade_time":"2026-02-13T09:53:14","percent_change":0.0,"prev_day_close":441.75},{"option":"SPX260821P06800000","bid":274.6,"bid_size":50.0,"ask":276.4,"ask_size":24.0,"iv":0.1825,"open_interest":1206.0,"volume":5.0,"delta":-0.4047,"gamma":0.0004,"vega":18.7329,"theta":-0.9033,"rho":-15.2916,"theo":275.6156,"change":-4.16,"open":254.0,"high":271.94,"low":254.0,"tick":"up","last_trade_price":271.94,"last_trade_time":"2026-02-18T15:26:43","percent_change":-1.5067,"prev_day_close":265.949996948242},{"option":"SPX260821C06825000","bid":412.3,"bid_size":19.0,"ask":414.4,"ask_size":4.0,"iv":0.1803,"open_interest":316.0,"volume":5.0,"delta":0.5858,"gamma":0.0004,"vega":18.8476,"theta":-0.8826,"rho":18.0974,"theo":413.8763,"change":22.4,"open":440.6,"high":440.6,"low":423.6,"tick":"up","last_trade_price":426.7,"last_trade_time":"2026-02-18T15:46:38","percent_change":5.47544,"prev_day_close":424.649993896484},{"option":"SPX260821P06825000","bid":282.2,"bid_size":32.0,"ask":284.2,"ask_size":23.0,"iv":0.1806,"open_interest":470.0,"volume":8.0,"delta":-0.4153,"gamma":0.0004,"vega":18.8476,"theta":-0.8982,"rho":-15.7011,"theo":283.2254,"change":-5.11,"open":278.59,"high":278.59,"low":278.59,"tick":"no_change","last_trade_price":278.59,"last_trade_time":"2026-02-18T09:47:23","percent_change":-1.8012,"prev_day_close":273.25},{"option":"SPX260821C06850000","bid":395.6,"bid_size":19.0,"ask":397.7,"ask_size":4.0,"iv":0.1783,"open_interest":1021.0,"volume":2.0,"delta":0.575,"gamma":0.0004,"vega":18.95,"theta":-0.8798,"rho":17.8053,"theo":397.2194,"change":28.99,"open":421.49,"high":421.49,"low":421.49,"tick":"up","last_trade_price":421.49,"last_trade_time":"2026-02-18T10:19:07","percent_change":7.38599,"prev_day_close":407.649993896484},{"option":"SPX260821P06850000","bid":290.0,"bid_size":49.0,"ask":291.9,"ask_size":23.0,"iv":0.1786,"open_interest":1491.0,"volume":33.0,"delta":-0.4262,"gamma":0.0004,"vega":18.95,"theta":-0.8924,"rho":-16.1166,"theo":291.0733,"change":-2.97,"open":286.34,"high":288.68,"low":268.28,"tick":"up","last_trade_price":288.68,"last_trade_time":"2026-02-18T15:16:54","percent_change":-1.01834,"prev_day_close":280.899993896484},{"option":"SPX260821C06875000","bid":379.2,"bid_size":35.0,"ask":381.4,"ask_size":4.0,"iv":0.1764,"open_interest":1393.0,"volume":0.0,"delta":0.5639,"gamma":0.0005,"vega":19.0397,"theta":-0.8761,"rho":17.5079,"theo":380.807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":379.9,"last_trade_time":"2026-02-17T14:52:39","percent_change":0.0,"prev_day_close":391.099990844727},{"option":"SPX260821P06875000","bid":298.1,"bid_size":49.0,"ask":300.1,"ask_size":21.0,"iv":0.1767,"open_interest":2225.0,"volume":12.0,"delta":-0.4373,"gamma":0.0005,"vega":19.0397,"theta":-0.8858,"rho":-16.5374,"theo":299.1658,"change":-3.12,"open":276.7,"high":296.68,"low":275.55,"tick":"up","last_trade_price":296.68,"last_trade_time":"2026-02-18T15:16:54","percent_change":-1.04069,"prev_day_close":288.75},{"option":"SPX260821C06900000","bid":363.6,"bid_size":32.0,"ask":365.2,"ask_size":19.0,"iv":0.1746,"open_interest":5525.0,"volume":3.0,"delta":0.5525,"gamma":0.0005,"vega":19.1164,"theta":-0.8717,"rho":17.202,"theo":364.6474,"change":21.74,"open":387.45,"high":387.45,"low":381.89,"tick":"down","last_trade_price":381.89,"last_trade_time":"2026-02-18T15:54:10","percent_change":6.03637,"prev_day_close":374.650009155273},{"option":"SPX260821P06900000","bid":306.5,"bid_size":47.0,"ask":308.5,"ask_size":35.0,"iv":0.1748,"open_interest":2118.0,"volume":28.0,"delta":-0.4486,"gamma":0.0005,"vega":19.1164,"theta":-0.8785,"rho":-16.9667,"theo":307.5111,"change":-16.83,"open":293.43,"high":293.43,"low":283.22,"tick":"up","last_trade_price":291.57,"last_trade_time":"2026-02-18T15:54:10","percent_change":-5.4572,"prev_day_close":296.899993896484},{"option":"SPX260821C06925000","bid":347.2,"bid_size":28.0,"ask":349.3,"ask_size":4.0,"iv":0.1726,"open_interest":204.0,"volume":0.0,"delta":0.5409,"gamma":0.0005,"vega":19.1796,"theta":-0.8665,"rho":16.8828,"theo":348.7524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":352.4,"last_trade_time":"2026-02-17T13:58:19","percent_change":0.0,"prev_day_close":358.549987792969},{"option":"SPX260821P06925000","bid":315.1,"bid_size":30.0,"ask":317.2,"ask_size":19.0,"iv":0.1728,"open_interest":353.0,"volume":1.0,"delta":-0.4603,"gamma":0.0005,"vega":19.1796,"theta":-0.8704,"rho":-17.4094,"theo":316.121,"change":-24.55,"open":292.5,"high":292.5,"low":292.5,"tick":"down","last_trade_price":292.5,"last_trade_time":"2026-02-18T11:35:28","percent_change":-7.74326,"prev_day_close":305.300003051758},{"option":"SPX260821C06950000","bid":332.1,"bid_size":41.0,"ask":333.8,"ask_size":19.0,"iv":0.1708,"open_interest":4114.0,"volume":15.0,"delta":0.529,"gamma":0.0005,"vega":19.2282,"theta":-0.8605,"rho":16.548,"theo":333.1371,"change":21.46,"open":355.02,"high":355.2,"low":350.41,"tick":"down","last_trade_price":350.41,"last_trade_time":"2026-02-18T15:54:48","percent_change":6.52379,"prev_day_close":342.650009155273},{"option":"SPX260821P06950000","bid":324.0,"bid_size":38.0,"ask":326.0,"ask_size":19.0,"iv":0.1709,"open_interest":1311.0,"volume":10.0,"delta":-0.4721,"gamma":0.0005,"vega":19.2282,"theta":-0.8615,"rho":-17.8676,"theo":325.0106,"change":-19.25,"open":306.95,"high":306.95,"low":306.95,"tick":"down","last_trade_price":306.95,"last_trade_time":"2026-02-18T15:54:48","percent_change":-5.90129,"prev_day_close":313.949996948242},{"option":"SPX260821C06975000","bid":316.4,"bid_size":28.0,"ask":318.4,"ask_size":4.0,"iv":0.1688,"open_interest":575.0,"volume":0.0,"delta":0.5169,"gamma":0.0005,"vega":19.2608,"theta":-0.8537,"rho":16.2008,"theo":317.8169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.8,"last_trade_time":"2026-02-13T12:11:35","percent_change":0.0,"prev_day_close":327.300003051758},{"option":"SPX260821P06975000","bid":333.3,"bid_size":22.0,"ask":335.4,"ask_size":19.0,"iv":0.169,"open_interest":661.0,"volume":0.0,"delta":-0.4842,"gamma":0.0005,"vega":19.2608,"theta":-0.8518,"rho":-18.3383,"theo":334.1952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":328.1,"last_trade_time":"2026-02-13T12:07:42","percent_change":0.0,"prev_day_close":322.949996948242},{"option":"SPX260821C07000000","bid":301.4,"bid_size":47.0,"ask":303.5,"ask_size":19.0,"iv":0.1669,"open_interest":9605.0,"volume":426.0,"delta":0.5046,"gamma":0.0005,"vega":19.2765,"theta":-0.8461,"rho":15.847,"theo":302.8042,"change":9.36,"open":316.71,"high":321.73,"low":304.78,"tick":"up","last_trade_price":308.31,"last_trade_time":"2026-02-18T15:31:52","percent_change":3.13096,"prev_day_close":311.899993896484},{"option":"SPX260821P07000000","bid":342.8,"bid_size":37.0,"ask":344.8,"ask_size":19.0,"iv":0.1671,"open_interest":7207.0,"volume":125.0,"delta":-0.4966,"gamma":0.0005,"vega":19.2765,"theta":-0.8412,"rho":-18.8154,"theo":343.6874,"change":-8.74,"open":339.71,"high":340.25,"low":336.41,"tick":"down","last_trade_price":336.41,"last_trade_time":"2026-02-18T15:31:52","percent_change":-2.53223,"prev_day_close":332.25},{"option":"SPX260821C07025000","bid":286.8,"bid_size":32.0,"ask":288.8,"ask_size":4.0,"iv":0.165,"open_interest":166.0,"volume":1.0,"delta":0.492,"gamma":0.0005,"vega":19.2748,"theta":-0.8376,"rho":15.4896,"theo":288.1089,"change":17.31,"open":301.71,"high":301.71,"low":301.71,"tick":"up","last_trade_price":301.71,"last_trade_time":"2026-02-18T10:01:33","percent_change":6.08649,"prev_day_close":297.199996948242},{"option":"SPX260821P07025000","bid":352.7,"bid_size":21.0,"ask":354.8,"ask_size":20.0,"iv":0.1653,"open_interest":861.0,"volume":0.0,"delta":-0.5092,"gamma":0.0005,"vega":19.2748,"theta":-0.8298,"rho":-19.2962,"theo":353.497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.06,"last_trade_time":"2026-02-17T15:29:07","percent_change":0.0,"prev_day_close":341.900009155273},{"option":"SPX260821C07050000","bid":273.0,"bid_size":28.0,"ask":274.5,"ask_size":4.0,"iv":0.1633,"open_interest":786.0,"volume":151.0,"delta":0.4791,"gamma":0.0005,"vega":19.2547,"theta":-0.8282,"rho":15.125,"theo":273.7423,"change":19.05,"open":293.4,"high":293.4,"low":289.2,"tick":"down","last_trade_price":289.2,"last_trade_time":"2026-02-18T15:55:15","percent_change":7.05163,"prev_day_close":282.5},{"option":"SPX260821P07050000","bid":362.2,"bid_size":18.0,"ask":365.7,"ask_size":18.0,"iv":0.1635,"open_interest":764.0,"volume":78.0,"delta":-0.522,"gamma":0.0005,"vega":19.2547,"theta":-0.8175,"rho":-19.7842,"theo":363.6353,"change":-26.86,"open":337.7,"high":341.82,"low":337.7,"tick":"down","last_trade_price":338.59,"last_trade_time":"2026-02-18T12:45:45","percent_change":-7.34984,"prev_day_close":351.75},{"option":"SPX260821C07075000","bid":258.6,"bid_size":32.0,"ask":260.7,"ask_size":4.0,"iv":0.1614,"open_interest":533.0,"volume":0.0,"delta":0.4661,"gamma":0.0005,"vega":19.2145,"theta":-0.8181,"rho":14.747,"theo":259.7204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.4,"last_trade_time":"2026-02-13T14:48:56","percent_change":0.0,"prev_day_close":268.399993896484},{"option":"SPX260821P07075000","bid":372.8,"bid_size":18.0,"ask":376.2,"ask_size":18.0,"iv":0.1616,"open_interest":511.0,"volume":2.0,"delta":-0.535,"gamma":0.0005,"vega":19.2145,"theta":-0.8045,"rho":-20.2857,"theo":374.1183,"change":-26.96,"open":349.19,"high":349.19,"low":349.19,"tick":"down","last_trade_price":349.19,"last_trade_time":"2026-02-18T12:13:48","percent_change":-7.16735,"prev_day_close":362.099990844727},{"option":"SPX260821C07100000","bid":245.5,"bid_size":33.0,"ask":247.1,"ask_size":19.0,"iv":0.1597,"open_interest":3346.0,"volume":5.0,"delta":0.4529,"gamma":0.0005,"vega":19.1522,"theta":-0.8071,"rho":14.3534,"theo":246.063,"change":8.15,"open":248.0,"high":251.1,"low":248.0,"tick":"up","last_trade_price":251.1,"last_trade_time":"2026-02-18T15:32:04","percent_change":3.3546,"prev_day_close":254.299995422363},{"option":"SPX260821P07100000","bid":383.7,"bid_size":32.0,"ask":387.1,"ask_size":32.0,"iv":0.1598,"open_interest":1879.0,"volume":30.0,"delta":-0.5483,"gamma":0.0005,"vega":19.1522,"theta":-0.7906,"rho":-20.8027,"theo":384.9658,"change":-9.01,"open":378.24,"high":378.24,"low":378.24,"tick":"down","last_trade_price":378.24,"last_trade_time":"2026-02-18T09:41:13","percent_change":-2.32666,"prev_day_close":372.649993896484},{"option":"SPX260821C07125000","bid":231.9,"bid_size":33.0,"ask":233.8,"ask_size":5.0,"iv":0.1578,"open_interest":801.0,"volume":1.0,"delta":0.4394,"gamma":0.0005,"vega":19.068,"theta":-0.7952,"rho":13.9506,"theo":232.7884,"change":23.9,"open":253.9,"high":253.9,"low":253.9,"tick":"up","last_trade_price":253.9,"last_trade_time":"2026-02-18T11:31:27","percent_change":10.3913,"prev_day_close":241.049995422363},{"option":"SPX260821P07125000","bid":395.0,"bid_size":17.0,"ask":398.4,"ask_size":17.0,"iv":0.1581,"open_interest":1028.0,"volume":62.0,"delta":-0.5617,"gamma":0.0005,"vega":19.068,"theta":-0.7758,"rho":-21.3289,"theo":396.1961,"change":-13.98,"open":369.84,"high":384.67,"low":367.12,"tick":"up","last_trade_price":384.67,"last_trade_time":"2026-02-18T14:48:05","percent_change":-3.50683,"prev_day_close":383.699996948242},{"option":"SPX260821C07150000","bid":219.1,"bid_size":35.0,"ask":221.1,"ask_size":30.0,"iv":0.156,"open_interest":686.0,"volume":0.0,"delta":0.4259,"gamma":0.0005,"vega":18.9627,"theta":-0.7826,"rho":13.5463,"theo":219.9093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.33,"last_trade_time":"2026-02-17T12:44:44","percent_change":0.0,"prev_day_close":227.800003051758},{"option":"SPX260821P07150000","bid":406.6,"bid_size":17.0,"ask":410.1,"ask_size":17.0,"iv":0.1563,"open_interest":440.0,"volume":32.0,"delta":-0.5753,"gamma":0.0005,"vega":18.9627,"theta":-0.7602,"rho":-21.8567,"theo":407.8219,"change":-23.8,"open":381.04,"high":386.7,"low":381.04,"tick":"up","last_trade_price":386.7,"last_trade_time":"2026-02-18T13:46:15","percent_change":-5.79781,"prev_day_close":395.099990844727},{"option":"SPX260821C07175000","bid":206.7,"bid_size":37.0,"ask":208.7,"ask_size":23.0,"iv":0.1544,"open_interest":246.0,"volume":0.0,"delta":0.4121,"gamma":0.0005,"vega":18.8367,"theta":-0.7692,"rho":13.1408,"theo":207.4353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.8,"last_trade_time":"2026-02-17T12:43:48","percent_change":0.0,"prev_day_close":215.25},{"option":"SPX260821P07175000","bid":418.7,"bid_size":15.0,"ask":422.1,"ask_size":16.0,"iv":0.1546,"open_interest":281.0,"volume":0.0,"delta":-0.589,"gamma":0.0005,"vega":18.8367,"theta":-0.7439,"rho":-22.3855,"theo":419.8527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":434.14,"last_trade_time":"2026-02-17T12:39:34","percent_change":0.0,"prev_day_close":406.850006103516},{"option":"SPX260821C07200000","bid":194.7,"bid_size":54.0,"ask":196.6,"ask_size":47.0,"iv":0.1527,"open_interest":1707.0,"volume":0.0,"delta":0.3983,"gamma":0.0005,"vega":18.6873,"theta":-0.755,"rho":12.7272,"theo":195.3785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.56,"last_trade_time":"2026-02-17T11:35:07","percent_change":0.0,"prev_day_close":202.699996948242},{"option":"SPX260821P07200000","bid":431.1,"bid_size":15.0,"ask":434.6,"ask_size":16.0,"iv":0.1529,"open_interest":744.0,"volume":4.0,"delta":-0.6029,"gamma":0.0005,"vega":18.6873,"theta":-0.7268,"rho":-22.9225,"theo":432.3008,"change":-33.35,"open":433.64,"high":433.64,"low":401.0,"tick":"up","last_trade_price":402.0,"last_trade_time":"2026-02-18T12:09:32","percent_change":-7.6605,"prev_day_close":419.049987792969},{"option":"SPX260821C07225000","bid":183.3,"bid_size":55.0,"ask":185.0,"ask_size":38.0,"iv":0.1511,"open_interest":1574.0,"volume":0.0,"delta":0.3844,"gamma":0.0005,"vega":18.5112,"theta":-0.7401,"rho":12.3008,"theo":183.7555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.54,"last_trade_time":"2026-02-17T10:39:41","percent_change":0.0,"prev_day_close":190.950004577637},{"option":"SPX260821P07225000","bid":444.0,"bid_size":16.0,"ask":447.5,"ask_size":16.0,"iv":0.1512,"open_interest":126.0,"volume":0.0,"delta":-0.6168,"gamma":0.0005,"vega":18.5112,"theta":-0.709,"rho":-23.4724,"theo":445.1827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":492.19,"last_trade_time":"2026-02-17T10:11:24","percent_change":0.0,"prev_day_close":431.649993896484},{"option":"SPX260821C07250000","bid":172.0,"bid_size":41.0,"ask":173.8,"ask_size":38.0,"iv":0.1495,"open_interest":1481.0,"volume":50.0,"delta":0.3704,"gamma":0.0005,"vega":18.3089,"theta":-0.7245,"rho":11.8675,"theo":172.5807,"change":16.9,"open":187.4,"high":187.4,"low":187.4,"tick":"no_change","last_trade_price":187.4,"last_trade_time":"2026-02-18T12:47:42","percent_change":9.91202,"prev_day_close":179.399993896484},{"option":"SPX260821P07250000","bid":457.3,"bid_size":14.0,"ask":460.8,"ask_size":15.0,"iv":0.1496,"open_interest":189.0,"volume":2.0,"delta":-0.6308,"gamma":0.0005,"vega":18.3089,"theta":-0.6905,"rho":-24.0291,"theo":458.5128,"change":-3.7,"open":458.1,"high":458.1,"low":458.1,"tick":"down","last_trade_price":458.1,"last_trade_time":"2026-02-18T09:38:15","percent_change":-0.801213,"prev_day_close":444.649993896484},{"option":"SPX260821C07275000","bid":161.3,"bid_size":42.0,"ask":163.1,"ask_size":26.0,"iv":0.148,"open_interest":1022.0,"volume":50.0,"delta":0.3564,"gamma":0.0005,"vega":18.0844,"theta":-0.7083,"rho":11.4374,"theo":161.8598,"change":12.8,"open":177.2,"high":177.2,"low":170.7,"tick":"down","last_trade_price":172.7,"last_trade_time":"2026-02-18T14:22:58","percent_change":8.005,"prev_day_close":168.400001525879},{"option":"SPX260821P07275000","bid":471.0,"bid_size":12.0,"ask":474.5,"ask_size":12.0,"iv":0.148,"open_interest":154.0,"volume":7.0,"delta":-0.6448,"gamma":0.0005,"vega":18.0844,"theta":-0.6714,"rho":-24.5826,"theo":472.2968,"change":-10.0,"open":465.6,"high":465.6,"low":465.6,"tick":"down","last_trade_price":465.6,"last_trade_time":"2026-02-18T09:45:09","percent_change":-2.10261,"prev_day_close":458.049987792969},{"option":"SPX260821C07300000","bid":151.0,"bid_size":62.0,"ask":152.8,"ask_size":59.0,"iv":0.1464,"open_interest":2783.0,"volume":56.0,"delta":0.3424,"gamma":0.0005,"vega":17.8403,"theta":-0.6915,"rho":11.0122,"theo":151.592,"change":8.57,"open":165.1,"high":168.68,"low":158.27,"tick":"down","last_trade_price":158.27,"last_trade_time":"2026-02-18T15:46:07","percent_change":5.72478,"prev_day_close":157.699996948242},{"option":"SPX260821P07300000","bid":484.4,"bid_size":6.0,"ask":489.5,"ask_size":6.0,"iv":0.1465,"open_interest":271.0,"volume":0.0,"delta":-0.6587,"gamma":0.0005,"vega":17.8403,"theta":-0.6516,"rho":-25.1313,"theo":486.5339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":496.2,"last_trade_time":"2026-02-17T15:56:07","percent_change":0.0,"prev_day_close":472.100006103516},{"option":"SPX260821C07325000","bid":141.2,"bid_size":30.0,"ask":142.9,"ask_size":26.0,"iv":0.145,"open_interest":789.0,"volume":68.0,"delta":0.3285,"gamma":0.0005,"vega":17.5735,"theta":-0.6741,"rho":10.5838,"theo":141.7776,"change":12.07,"open":154.7,"high":155.7,"low":149.38,"tick":"up","last_trade_price":152.07,"last_trade_time":"2026-02-18T15:54:48","percent_change":8.62143,"prev_day_close":147.650001525879},{"option":"SPX260821P07325000","bid":499.1,"bid_size":6.0,"ask":504.1,"ask_size":6.0,"iv":0.1451,"open_interest":52.0,"volume":16.0,"delta":-0.6727,"gamma":0.0005,"vega":17.5735,"theta":-0.6313,"rho":-25.6831,"theo":501.2244,"change":-34.93,"open":493.49,"high":493.49,"low":469.77,"tick":"down","last_trade_price":469.77,"last_trade_time":"2026-02-18T12:13:48","percent_change":-6.92094,"prev_day_close":486.349990844727},{"option":"SPX260821C07350000","bid":131.8,"bid_size":32.0,"ask":133.5,"ask_size":48.0,"iv":0.1436,"open_interest":1103.0,"volume":34.0,"delta":0.3146,"gamma":0.0005,"vega":17.2795,"theta":-0.6562,"rho":10.1481,"theo":132.4208,"change":3.34,"open":143.84,"high":147.4,"low":134.04,"tick":"down","last_trade_price":134.04,"last_trade_time":"2026-02-18T15:27:30","percent_change":2.55547,"prev_day_close":137.900001525879},{"option":"SPX260821P07350000","bid":513.8,"bid_size":2.0,"ask":519.9,"ask_size":3.0,"iv":0.1437,"open_interest":171.0,"volume":30.0,"delta":-0.6865,"gamma":0.0005,"vega":17.2795,"theta":-0.6105,"rho":-26.2422,"theo":516.3724,"change":-39.35,"open":483.86,"high":483.86,"low":480.6,"tick":"down","last_trade_price":480.6,"last_trade_time":"2026-02-18T10:56:22","percent_change":-7.56804,"prev_day_close":501.199996948242},{"option":"SPX260821C07375000","bid":122.9,"bid_size":14.0,"ask":124.5,"ask_size":50.0,"iv":0.1422,"open_interest":1121.0,"volume":109.0,"delta":0.3009,"gamma":0.0005,"vega":16.9602,"theta":-0.6379,"rho":9.7132,"theo":123.5211,"change":10.55,"open":134.8,"high":138.16,"low":131.0,"tick":"up","last_trade_price":132.3,"last_trade_time":"2026-02-18T14:22:34","percent_change":8.6653,"prev_day_close":128.599998474121},{"option":"SPX260821P07375000","bid":529.3,"bid_size":2.0,"ask":535.4,"ask_size":3.0,"iv":0.1425,"open_interest":62.0,"volume":2.0,"delta":-0.7002,"gamma":0.0005,"vega":16.9602,"theta":-0.5893,"rho":-26.8004,"theo":531.9776,"change":-18.58,"open":495.7,"high":517.22,"low":495.7,"tick":"up","last_trade_price":517.22,"last_trade_time":"2026-02-18T14:48:05","percent_change":-3.46771,"prev_day_close":516.399993896484},{"option":"SPX260821C07400000","bid":114.4,"bid_size":44.0,"ask":116.0,"ask_size":74.0,"iv":0.1409,"open_interest":3157.0,"volume":48.0,"delta":0.2873,"gamma":0.0005,"vega":16.6232,"theta":-0.6191,"rho":9.2892,"theo":115.0686,"change":10.0,"open":126.0,"high":128.4,"low":122.1,"tick":"down","last_trade_price":123.3,"last_trade_time":"2026-02-18T14:22:34","percent_change":8.82612,"prev_day_close":119.799999237061},{"option":"SPX260821P07400000","bid":545.1,"bid_size":2.0,"ask":551.4,"ask_size":3.0,"iv":0.141,"open_interest":418.0,"volume":2.0,"delta":-0.7138,"gamma":0.0005,"vega":16.6232,"theta":-0.5676,"rho":-27.3479,"theo":548.03,"change":-30.0,"open":510.9,"high":521.55,"low":510.9,"tick":"up","last_trade_price":521.55,"last_trade_time":"2026-02-18T13:46:15","percent_change":-5.43921,"prev_day_close":532.050018310547},{"option":"SPX260821C07425000","bid":106.3,"bid_size":36.0,"ask":107.9,"ask_size":56.0,"iv":0.1397,"open_interest":306.0,"volume":51.0,"delta":0.274,"gamma":0.0005,"vega":16.2718,"theta":-0.6,"rho":8.8737,"theo":107.0494,"change":1.75,"open":117.4,"high":119.6,"low":116.49,"tick":"down","last_trade_price":116.49,"last_trade_time":"2026-02-18T13:31:07","percent_change":1.57162,"prev_day_close":111.349998474121},{"option":"SPX260821P07425000","bid":561.6,"bid_size":2.0,"ask":567.8,"ask_size":3.0,"iv":0.1398,"open_interest":87.0,"volume":15.0,"delta":-0.7272,"gamma":0.0005,"vega":16.2718,"theta":-0.5456,"rho":-27.8868,"theo":564.5158,"change":-38.19,"open":530.06,"high":530.06,"low":530.06,"tick":"up","last_trade_price":530.06,"last_trade_time":"2026-02-18T10:43:52","percent_change":-6.72063,"prev_day_close":548.199981689453},{"option":"SPX260821C07450000","bid":98.7,"bid_size":14.0,"ask":100.2,"ask_size":59.0,"iv":0.1385,"open_interest":1113.0,"volume":70.0,"delta":0.2608,"gamma":0.0005,"vega":15.9011,"theta":-0.5806,"rho":8.4579,"theo":99.4546,"change":9.05,"open":108.7,"high":111.2,"low":105.3,"tick":"up","last_trade_price":106.8,"last_trade_time":"2026-02-18T14:22:44","percent_change":9.25831,"prev_day_close":103.450000762939},{"option":"SPX260821P07450000","bid":578.2,"bid_size":2.0,"ask":584.6,"ask_size":3.0,"iv":0.1384,"open_interest":228.0,"volume":0.0,"delta":-0.7404,"gamma":0.0005,"vega":15.9011,"theta":-0.5232,"rho":-28.4261,"theo":581.4258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":589.91,"last_trade_time":"2026-02-17T13:30:19","percent_change":0.0,"prev_day_close":564.75},{"option":"SPX260821C07475000","bid":91.4,"bid_size":16.0,"ask":92.9,"ask_size":62.0,"iv":0.1373,"open_interest":280.0,"volume":54.0,"delta":0.2479,"gamma":0.0005,"vega":15.507,"theta":-0.5609,"rho":8.042,"theo":92.2785,"change":8.3,"open":101.2,"high":102.8,"low":97.9,"tick":"down","last_trade_price":99.0,"last_trade_time":"2026-02-18T14:24:14","percent_change":9.15105,"prev_day_close":95.9000015258789},{"option":"SPX260821P07475000","bid":595.5,"bid_size":2.0,"ask":601.9,"ask_size":3.0,"iv":0.1374,"open_interest":81.0,"volume":1.0,"delta":-0.7533,"gamma":0.0005,"vega":15.507,"theta":-0.5006,"rho":-28.9653,"theo":598.7546,"change":-2.33,"open":600.17,"high":600.17,"low":600.17,"tick":"down","last_trade_price":600.17,"last_trade_time":"2026-02-18T09:35:28","percent_change":-0.386722,"prev_day_close":580.849975585938},{"option":"SPX260821C07500000","bid":84.6,"bid_size":42.0,"ask":86.1,"ask_size":83.0,"iv":0.1362,"open_interest":2292.0,"volume":350.0,"delta":0.2352,"gamma":0.0005,"vega":15.095,"theta":-0.541,"rho":7.6369,"theo":85.51,"change":10.23,"open":92.23,"high":95.5,"low":92.23,"tick":"no_change","last_trade_price":94.03,"last_trade_time":"2026-02-18T12:37:15","percent_change":12.2076,"prev_day_close":88.8000030517578},{"option":"SPX260821P07500000","bid":613.0,"bid_size":2.0,"ask":619.6,"ask_size":3.0,"iv":0.1362,"open_interest":74.0,"volume":0.0,"delta":-0.7659,"gamma":0.0005,"vega":15.095,"theta":-0.4778,"rho":-29.4938,"theo":616.4909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":668.4,"last_trade_time":"2026-02-17T09:57:25","percent_change":0.0,"prev_day_close":598.449981689453},{"option":"SPX260821C07525000","bid":78.2,"bid_size":17.0,"ask":79.7,"ask_size":68.0,"iv":0.1351,"open_interest":937.0,"volume":90.0,"delta":0.2229,"gamma":0.0004,"vega":14.6743,"theta":-0.521,"rho":7.2474,"theo":79.1316,"change":11.05,"open":86.5,"high":88.6,"low":86.5,"tick":"up","last_trade_price":88.6,"last_trade_time":"2026-02-18T12:09:03","percent_change":14.2489,"prev_day_close":82.1499977111816},{"option":"SPX260821P07525000","bid":631.1,"bid_size":2.0,"ask":637.7,"ask_size":3.0,"iv":0.1352,"open_interest":43.0,"volume":0.0,"delta":-0.7783,"gamma":0.0004,"vega":14.6743,"theta":-0.4549,"rho":-30.0068,"theo":634.6174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":669.16,"last_trade_time":"2025-12-01T09:50:23","percent_change":0.0,"prev_day_close":616.100006103516},{"option":"SPX260821C07550000","bid":72.2,"bid_size":18.0,"ask":73.6,"ask_size":74.0,"iv":0.1341,"open_interest":728.0,"volume":85.0,"delta":0.2108,"gamma":0.0004,"vega":14.2458,"theta":-0.5009,"rho":6.8659,"theo":73.1283,"change":10.35,"open":80.0,"high":82.1,"low":80.0,"tick":"no_change","last_trade_price":82.0,"last_trade_time":"2026-02-18T12:09:07","percent_change":14.4452,"prev_day_close":75.9000015258789},{"option":"SPX260821P07550000","bid":649.4,"bid_size":2.0,"ask":656.2,"ask_size":3.0,"iv":0.134,"open_interest":18.0,"volume":0.0,"delta":-0.7903,"gamma":0.0004,"vega":14.2458,"theta":-0.4319,"rho":-30.5117,"theo":653.1191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":665.0,"last_trade_time":"2026-02-17T11:42:51","percent_change":0.0,"prev_day_close":634.550018310547},{"option":"SPX260821C07575000","bid":66.6,"bid_size":6.0,"ask":68.0,"ask_size":77.0,"iv":0.1332,"open_interest":389.0,"volume":53.0,"delta":0.1991,"gamma":0.0004,"vega":13.8027,"theta":-0.4808,"rho":6.487,"theo":67.4918,"change":8.35,"open":74.0,"high":75.5,"low":74.0,"tick":"down","last_trade_price":74.4,"last_trade_time":"2026-02-18T10:30:51","percent_change":12.6419,"prev_day_close":70.0},{"option":"SPX260821P07575000","bid":668.4,"bid_size":2.0,"ask":675.1,"ask_size":3.0,"iv":0.1333,"open_interest":3.0,"volume":0.0,"delta":-0.802,"gamma":0.0004,"vega":13.8027,"theta":-0.4088,"rho":-31.014,"theo":671.9875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":649.1,"last_trade_time":"2026-02-03T14:43:45","percent_change":0.0,"prev_day_close":652.949981689453},{"option":"SPX260821C07600000","bid":61.3,"bid_size":63.0,"ask":62.7,"ask_size":105.0,"iv":0.1323,"open_interest":2054.0,"volume":1.0,"delta":0.1878,"gamma":0.0004,"vega":13.3446,"theta":-0.4607,"rho":6.1175,"theo":62.2131,"change":8.4,"open":69.2,"high":69.2,"low":69.2,"tick":"up","last_trade_price":69.2,"last_trade_time":"2026-02-18T11:17:01","percent_change":13.8158,"prev_day_close":64.5499992370606},{"option":"SPX260821P07600000","bid":687.5,"bid_size":2.0,"ask":694.3,"ask_size":3.0,"iv":0.1322,"open_interest":132.0,"volume":0.0,"delta":-0.8134,"gamma":0.0004,"vega":13.3446,"theta":-0.3859,"rho":-31.5069,"theo":691.2136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":705.4,"last_trade_time":"2026-02-17T11:47:19","percent_change":0.0,"prev_day_close":672.149993896484},{"option":"SPX260821C07625000","bid":56.4,"bid_size":7.0,"ask":57.7,"ask_size":88.0,"iv":0.1314,"open_interest":290.0,"volume":0.0,"delta":0.1768,"gamma":0.0004,"vega":12.8809,"theta":-0.4407,"rho":5.766,"theo":57.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.3,"last_trade_time":"2026-02-13T12:15:00","percent_change":0.0,"prev_day_close":59.4000015258789},{"option":"SPX260821P07625000","bid":707.1,"bid_size":2.0,"ask":714.0,"ask_size":3.0,"iv":0.1315,"open_interest":2.0,"volume":0.0,"delta":-0.8244,"gamma":0.0004,"vega":12.8809,"theta":-0.363,"rho":-31.9818,"theo":710.7817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":679.1,"last_trade_time":"2026-02-04T11:19:08","percent_change":0.0,"prev_day_close":691.550018310547},{"option":"SPX260821C07650000","bid":51.8,"bid_size":47.0,"ask":53.1,"ask_size":91.0,"iv":0.1306,"open_interest":708.0,"volume":10.0,"delta":0.1662,"gamma":0.0004,"vega":12.4187,"theta":-0.421,"rho":5.429,"theo":52.6646,"change":7.58,"open":56.83,"high":59.08,"low":56.83,"tick":"up","last_trade_price":59.08,"last_trade_time":"2026-02-18T12:17:36","percent_change":14.7184,"prev_day_close":54.6499996185303},{"option":"SPX260821P07650000","bid":726.8,"bid_size":2.0,"ask":733.9,"ask_size":3.0,"iv":0.1305,"open_interest":4.0,"volume":0.0,"delta":-0.8349,"gamma":0.0004,"vega":12.4187,"theta":-0.3403,"rho":-32.4422,"theo":730.6749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":676.2,"last_trade_time":"2026-02-11T10:28:50","percent_change":0.0,"prev_day_close":711.299987792969},{"option":"SPX260821C07675000","bid":47.6,"bid_size":7.0,"ask":48.9,"ask_size":94.0,"iv":0.1299,"open_interest":478.0,"volume":0.0,"delta":0.156,"gamma":0.0004,"vega":11.9546,"theta":-0.4014,"rho":5.0988,"theo":48.3668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":65.16,"last_trade_time":"2026-02-11T11:10:07","percent_change":0.0,"prev_day_close":50.1499996185303},{"option":"SPX260821P07675000","bid":747.3,"bid_size":2.0,"ask":754.3,"ask_size":3.0,"iv":0.1301,"open_interest":2.0,"volume":0.0,"delta":-0.8451,"gamma":0.0004,"vega":11.9546,"theta":-0.3178,"rho":-32.8958,"theo":750.882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":693.4,"last_trade_time":"2026-02-11T10:22:35","percent_change":0.0,"prev_day_close":731.099975585938},{"option":"SPX260821C07700000","bid":43.7,"bid_size":48.0,"ask":44.9,"ask_size":98.0,"iv":0.1292,"open_interest":747.0,"volume":1.0,"delta":0.1462,"gamma":0.0004,"vega":11.4834,"theta":-0.3822,"rho":4.7778,"theo":44.374,"change":1.2,"open":44.65,"high":44.65,"low":44.65,"tick":"up","last_trade_price":44.65,"last_trade_time":"2026-02-18T15:28:40","percent_change":2.76179,"prev_day_close":46.1000003814697},{"option":"SPX260821P07700000","bid":767.7,"bid_size":2.0,"ask":774.7,"ask_size":2.0,"iv":0.129,"open_interest":5.0,"volume":0.0,"delta":-0.8549,"gamma":0.0004,"vega":11.4834,"theta":-0.2957,"rho":-33.3403,"theo":771.3941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":774.1,"last_trade_time":"2026-02-12T15:30:23","percent_change":0.0,"prev_day_close":751.800018310547},{"option":"SPX260821C07725000","bid":40.0,"bid_size":8.0,"ask":41.2,"ask_size":105.0,"iv":0.1285,"open_interest":187.0,"volume":2.0,"delta":0.1369,"gamma":0.0004,"vega":11.0101,"theta":-0.3634,"rho":4.4741,"theo":40.6723,"change":3.59,"open":43.39,"high":43.39,"low":43.39,"tick":"up","last_trade_price":43.39,"last_trade_time":"2026-02-18T15:58:09","percent_change":9.0201,"prev_day_close":42.3000011444092},{"option":"SPX260821P07725000","bid":789.0,"bid_size":2.0,"ask":795.6,"ask_size":2.0,"iv":0.1286,"open_interest":0.0,"volume":0.0,"delta":-0.8642,"gamma":0.0004,"vega":11.0101,"theta":-0.274,"rho":-33.7674,"theo":792.1972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.300018310547},{"option":"SPX260821C07750000","bid":36.6,"bid_size":8.0,"ask":37.8,"ask_size":111.0,"iv":0.1278,"open_interest":239.0,"volume":1.0,"delta":0.128,"gamma":0.0003,"vega":10.5443,"theta":-0.345,"rho":4.1884,"theo":37.2439,"change":1.05,"open":37.55,"high":37.55,"low":37.55,"tick":"down","last_trade_price":37.55,"last_trade_time":"2026-02-18T15:28:40","percent_change":2.87671,"prev_day_close":38.8000011444092},{"option":"SPX260821P07750000","bid":809.6,"bid_size":2.0,"ask":816.7,"ask_size":2.0,"iv":0.1278,"open_interest":13.0,"volume":0.0,"delta":-0.8732,"gamma":0.0003,"vega":10.5443,"theta":-0.2527,"rho":-34.1765,"theo":813.2738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":804.9,"last_trade_time":"2025-10-30T14:56:06","percent_change":0.0,"prev_day_close":793.399993896484},{"option":"SPX260821C07775000","bid":33.6,"bid_size":8.0,"ask":34.7,"ask_size":120.0,"iv":0.1273,"open_interest":52.0,"volume":0.0,"delta":0.1195,"gamma":0.0003,"vega":10.0875,"theta":-0.3271,"rho":3.9136,"theo":34.0752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":38.38,"last_trade_time":"2026-02-13T12:15:00","percent_change":0.0,"prev_day_close":35.5},{"option":"SPX260821P07775000","bid":831.1,"bid_size":2.0,"ask":838.1,"ask_size":2.0,"iv":0.1275,"open_interest":0.0,"volume":0.0,"delta":-0.8816,"gamma":0.0003,"vega":10.0875,"theta":-0.2318,"rho":-34.5747,"theo":834.6099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":814.649993896484},{"option":"SPX260821C07800000","bid":30.7,"bid_size":49.0,"ask":31.8,"ask_size":125.0,"iv":0.1268,"open_interest":2486.0,"volume":4.0,"delta":0.1114,"gamma":0.0003,"vega":9.6346,"theta":-0.3097,"rho":3.6479,"theo":31.1555,"change":4.73,"open":35.33,"high":35.33,"low":35.33,"tick":"up","last_trade_price":35.33,"last_trade_time":"2026-02-18T12:17:36","percent_change":15.4575,"prev_day_close":32.5},{"option":"SPX260821P07800000","bid":852.6,"bid_size":2.0,"ask":859.9,"ask_size":2.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":-0.8897,"gamma":0.0003,"vega":9.6346,"theta":-0.2116,"rho":-34.9638,"theo":856.1952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":836.200012207031},{"option":"SPX260821C07825000","bid":28.1,"bid_size":9.0,"ask":29.1,"ask_size":84.0,"iv":0.1263,"open_interest":665.0,"volume":0.0,"delta":0.1038,"gamma":0.0003,"vega":9.1852,"theta":-0.293,"rho":3.3975,"theo":28.4723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.51,"last_trade_time":"2026-02-12T10:39:07","percent_change":0.0,"prev_day_close":29.75},{"option":"SPX260821P07825000","bid":874.6,"bid_size":2.0,"ask":881.7,"ask_size":2.0,"iv":0.1266,"open_interest":0.0,"volume":0.0,"delta":-0.8973,"gamma":0.0003,"vega":9.1852,"theta":-0.1919,"rho":-35.3376,"theo":878.0168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.950012207031},{"option":"SPX260821C07850000","bid":25.6,"bid_size":94.0,"ask":26.7,"ask_size":132.0,"iv":0.1259,"open_interest":751.0,"volume":0.0,"delta":0.0966,"gamma":0.0003,"vega":8.746,"theta":-0.2768,"rho":3.1654,"theo":26.0086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":28.1,"last_trade_time":"2026-02-12T15:57:13","percent_change":0.0,"prev_day_close":27.1999998092651},{"option":"SPX260821P07850000","bid":896.5,"bid_size":2.0,"ask":903.9,"ask_size":2.0,"iv":0.1259,"open_interest":97.0,"volume":0.0,"delta":-0.9045,"gamma":0.0003,"vega":8.746,"theta":-0.1728,"rho":-35.6932,"theo":900.058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":776.78,"last_trade_time":"2026-01-27T15:22:37","percent_change":0.0,"prev_day_close":879.950012207031},{"option":"SPX260821C07875000","bid":23.4,"bid_size":96.0,"ask":24.4,"ask_size":101.0,"iv":0.1254,"open_interest":268.0,"volume":1.0,"delta":0.0899,"gamma":0.0003,"vega":8.3222,"theta":-0.2612,"rho":2.9468,"theo":23.7492,"change":2.16,"open":25.56,"high":25.56,"low":25.56,"tick":"down","last_trade_price":25.56,"last_trade_time":"2026-02-18T15:58:09","percent_change":9.23077,"prev_day_close":24.8500003814697},{"option":"SPX260821P07875000","bid":917.9,"bid_size":2.0,"ask":926.3,"ask_size":2.0,"iv":0.125,"open_interest":0.0,"volume":0.0,"delta":-0.9113,"gamma":0.0003,"vega":8.3222,"theta":-0.1543,"rho":-36.0352,"theo":922.3035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":902.049987792969},{"option":"SPX260821C07900000","bid":21.5,"bid_size":80.0,"ask":22.4,"ask_size":187.0,"iv":0.1252,"open_interest":4006.0,"volume":10.0,"delta":0.0835,"gamma":0.0002,"vega":7.9119,"theta":-0.2464,"rho":2.7376,"theo":21.6824,"change":2.9,"open":24.3,"high":24.3,"low":24.3,"tick":"up","last_trade_price":24.3,"last_trade_time":"2026-02-18T13:38:39","percent_change":13.5514,"prev_day_close":22.75},{"option":"SPX260821P07900000","bid":941.2,"bid_size":2.0,"ask":948.7,"ask_size":2.0,"iv":0.1251,"open_interest":144.0,"volume":0.0,"delta":-0.9176,"gamma":0.0002,"vega":7.9119,"theta":-0.1365,"rho":-36.3678,"theo":944.7416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":905.25,"last_trade_time":"2025-12-31T12:36:52","percent_change":0.0,"prev_day_close":924.450012207031},{"option":"SPX260821C07950000","bid":17.8,"bid_size":51.0,"ask":18.7,"ask_size":161.0,"iv":0.1245,"open_interest":224.0,"volume":10.0,"delta":0.072,"gamma":0.0002,"vega":7.1232,"theta":-0.2187,"rho":2.3585,"theo":18.0782,"change":2.45,"open":20.35,"high":20.35,"low":20.35,"tick":"up","last_trade_price":20.35,"last_trade_time":"2026-02-18T13:38:39","percent_change":13.6871,"prev_day_close":18.9500007629395},{"option":"SPX260821P07950000","bid":986.5,"bid_size":2.0,"ask":994.2,"ask_size":2.0,"iv":0.1245,"open_interest":0.0,"volume":0.0,"delta":-0.9291,"gamma":0.0002,"vega":7.1232,"theta":-0.103,"rho":-36.9937,"theo":990.1472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":969.700012207031},{"option":"SPX260821C08000000","bid":15.0,"bid_size":83.0,"ask":15.7,"ask_size":205.0,"iv":0.1242,"open_interest":2458.0,"volume":2.0,"delta":0.062,"gamma":0.0002,"vega":6.3967,"theta":-0.1938,"rho":2.0335,"theo":15.0866,"change":2.35,"open":17.0,"high":17.2,"low":17.0,"tick":"up","last_trade_price":17.2,"last_trade_time":"2026-02-18T12:16:43","percent_change":15.8249,"prev_day_close":15.8000001907349},{"option":"SPX260821P08000000","bid":1032.7,"bid_size":2.0,"ask":1040.4,"ask_size":2.0,"iv":0.1244,"open_interest":3.0,"volume":0.0,"delta":-0.9392,"gamma":0.0002,"vega":6.3967,"theta":-0.0723,"rho":-37.5656,"theo":1036.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1355.38,"last_trade_time":"2025-08-21T10:21:33","percent_change":0.0,"prev_day_close":1015.54998779297},{"option":"SPX260821C08100000","bid":10.4,"bid_size":95.0,"ask":11.1,"ask_size":264.0,"iv":0.1237,"open_interest":1446.0,"volume":2.0,"delta":0.046,"gamma":0.0002,"vega":5.1272,"theta":-0.1518,"rho":1.5058,"theo":10.5828,"change":1.5,"open":11.9,"high":11.9,"low":11.9,"tick":"up","last_trade_price":11.9,"last_trade_time":"2026-02-18T11:15:43","percent_change":14.4231,"prev_day_close":11.0},{"option":"SPX260821P08100000","bid":1126.8,"bid_size":2.0,"ask":1133.8,"ask_size":2.0,"iv":0.1251,"open_interest":0.0,"volume":0.0,"delta":-0.9552,"gamma":0.0002,"vega":5.1272,"theta":-0.0186,"rho":-38.587,"theo":1129.6811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.70001220703},{"option":"SPX260821C08200000","bid":7.3,"bid_size":61.0,"ask":7.9,"ask_size":315.0,"iv":0.1238,"open_interest":1929.0,"volume":20.0,"delta":0.0342,"gamma":0.0001,"vega":4.1001,"theta":-0.1192,"rho":1.1182,"theo":7.5285,"change":1.15,"open":8.3,"high":8.5,"low":8.3,"tick":"up","last_trade_price":8.5,"last_trade_time":"2026-02-18T12:17:36","percent_change":15.6463,"prev_day_close":7.75},{"option":"SPX260821P08200000","bid":1219.8,"bid_size":2.0,"ask":1228.9,"ask_size":2.0,"iv":0.1227,"open_interest":0.0,"volume":0.0,"delta":-0.967,"gamma":0.0001,"vega":4.1001,"theta":0.0,"rho":-39.4682,"theo":1224.6463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1203.60003662109},{"option":"SPX260821C08300000","bid":5.1,"bid_size":17.0,"ask":5.7,"ask_size":293.0,"iv":0.1242,"open_interest":651.0,"volume":16.0,"delta":0.0257,"gamma":0.0001,"vega":3.2821,"theta":-0.0941,"rho":0.8381,"theo":5.4452,"change":0.45,"open":5.9,"high":5.9,"low":5.6,"tick":"up","last_trade_price":5.7,"last_trade_time":"2026-02-18T15:58:09","percent_change":8.57143,"prev_day_close":5.5},{"option":"SPX260821P08300000","bid":1314.9,"bid_size":2.0,"ask":1324.3,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9755,"gamma":0.0001,"vega":3.2821,"theta":0.0,"rho":-40.2419,"theo":1320.5826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1299.25},{"option":"SPX260821C08400000","bid":3.6,"bid_size":20.0,"ask":4.2,"ask_size":335.0,"iv":0.125,"open_interest":902.0,"volume":0.0,"delta":0.0194,"gamma":0.0001,"vega":2.635,"theta":-0.0749,"rho":0.635,"theo":4.0047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.15,"last_trade_time":"2026-02-13T15:23:39","percent_change":0.0,"prev_day_close":3.99999988079071},{"option":"SPX260821P08400000","bid":1412.1,"bid_size":2.0,"ask":1421.5,"ask_size":2.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.9817,"gamma":0.0001,"vega":2.635,"theta":0.0,"rho":-40.9387,"theo":1417.1616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1396.04998779297},{"option":"SPX260821C08500000","bid":2.6,"bid_size":23.0,"ask":3.1,"ask_size":346.0,"iv":0.126,"open_interest":118.0,"volume":0.0,"delta":0.0149,"gamma":0.0001,"vega":2.1251,"theta":-0.06,"rho":0.4838,"theo":2.9892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.83,"last_trade_time":"2026-01-28T11:27:15","percent_change":0.0,"prev_day_close":2.89999997615814},{"option":"SPX260821P08500000","bid":1508.2,"bid_size":2.0,"ask":1518.4,"ask_size":2.0,"iv":0.1214,"open_interest":0.0,"volume":0.0,"delta":-0.9863,"gamma":0.0001,"vega":2.1251,"theta":0.0,"rho":-41.5836,"theo":1514.1657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1381.8,"last_trade_time":"2026-02-02T10:26:56","percent_change":0.0,"prev_day_close":1492.90002441406},{"option":"SPX260821C08600000","bid":1.9,"bid_size":24.0,"ask":2.3,"ask_size":332.0,"iv":0.1273,"open_interest":468.0,"volume":0.0,"delta":0.0115,"gamma":0.0,"vega":1.7207,"theta":-0.0484,"rho":0.3734,"theo":2.2611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.7,"last_trade_time":"2026-02-12T13:43:13","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPX260821P08600000","bid":1605.4,"bid_size":2.0,"ask":1615.5,"ask_size":2.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.9897,"gamma":0.0,"vega":1.7207,"theta":0.0,"rho":-42.1876,"theo":1611.4571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1590.20001220703},{"option":"SPX260821C08800000","bid":1.05,"bid_size":29.0,"ask":1.4,"ask_size":312.0,"iv":0.1307,"open_interest":1081.0,"volume":10.0,"delta":0.007,"gamma":0.0,"vega":1.1478,"theta":-0.0322,"rho":0.2282,"theo":1.3466,"change":0.145,"open":1.32,"high":1.32,"low":1.32,"tick":"no_change","last_trade_price":1.32,"last_trade_time":"2026-02-18T15:08:48","percent_change":12.3404,"prev_day_close":1.27500003576279},{"option":"SPX260821P08800000","bid":1801.1,"bid_size":2.0,"ask":1811.3,"ask_size":2.0,"iv":0.1274,"open_interest":0.0,"volume":0.0,"delta":-0.9941,"gamma":0.0,"vega":1.1478,"theta":0.0,"rho":-43.3202,"theo":1806.5817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1785.19995117188},{"option":"SPX260821C09000000","bid":0.6,"bid_size":201.0,"ask":0.95,"ask_size":230.0,"iv":0.135,"open_interest":589.0,"volume":113.0,"delta":0.0045,"gamma":0.0,"vega":0.7909,"theta":-0.0223,"rho":0.1464,"theo":0.8526,"change":0.075,"open":0.8,"high":0.85,"low":0.8,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-18T15:44:50","percent_change":9.67742,"prev_day_close":0.774999976158142},{"option":"SPX260821P09000000","bid":1996.0,"bid_size":2.0,"ask":2006.4,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9966,"gamma":0.0,"vega":0.7909,"theta":0.0,"rho":-44.3893,"theo":2002.1268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1980.69995117188},{"option":"SPX260821C09200000","bid":0.4,"bid_size":202.0,"ask":0.7,"ask_size":232.0,"iv":0.1405,"open_interest":325.0,"volume":1.0,"delta":0.0031,"gamma":0.0,"vega":0.5698,"theta":-0.0163,"rho":0.0996,"theo":0.5803,"change":0.05,"open":0.6,"high":0.6,"low":0.6,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T13:55:26","percent_change":9.09091,"prev_day_close":0.524999991059303},{"option":"SPX260821P09200000","bid":2191.6,"bid_size":2.0,"ask":2202.4,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.5698,"theta":0.0,"rho":-45.4235,"theo":2197.8936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2176.75},{"option":"SPX260821C09400000","bid":0.25,"bid_size":349.0,"ask":0.55,"ask_size":235.0,"iv":0.1458,"open_interest":385.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.4318,"theta":-0.0127,"rho":0.0724,"theo":0.4258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-10T14:37:36","percent_change":0.0,"prev_day_close":0.425000011920929},{"option":"SPX260821P09400000","bid":2388.0,"bid_size":2.0,"ask":2398.5,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.4314,"theta":0.0,"rho":-46.4381,"theo":2393.7779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2372.25},{"option":"SPX260821C09600000","bid":0.2,"bid_size":209.0,"ask":0.45,"ask_size":235.0,"iv":0.1522,"open_interest":3960.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.3425,"theta":-0.0104,"rho":0.0557,"theo":0.3336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-02T14:04:33","percent_change":0.0,"prev_day_close":0.350000001490116},{"option":"SPX260821P09600000","bid":2583.3,"bid_size":2.0,"ask":2595.0,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.3423,"theta":0.0,"rho":-47.442,"theo":2589.7248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2568.45007324219},{"option":"SPX260821C09800000","bid":0.15,"bid_size":203.0,"ask":0.4,"ask_size":233.0,"iv":0.1587,"open_interest":570.0,"volume":2.0,"delta":0.0014,"gamma":0.0,"vega":0.2821,"theta":-0.0089,"rho":0.0449,"theo":0.2748,"change":-0.025,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T10:00:57","percent_change":-9.09091,"prev_day_close":0.275000005960464},{"option":"SPX260821P09800000","bid":2779.0,"bid_size":2.0,"ask":2790.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.2817,"theta":0.0,"rho":-48.4402,"theo":2785.705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2764.04992675781},{"option":"SPX260821C10000000","bid":0.1,"bid_size":230.0,"ask":0.35,"ask_size":240.0,"iv":0.1644,"open_interest":2158.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.2381,"theta":-0.0078,"rho":0.0372,"theo":0.2336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.28,"last_trade_time":"2026-02-12T10:35:20","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260821P10000000","bid":2974.8,"bid_size":2.0,"ask":2987.4,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2381,"theta":0.0,"rho":-49.4351,"theo":2981.7035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3340.45,"last_trade_time":"2025-08-04T09:44:19","percent_change":0.0,"prev_day_close":2960.19995117188},{"option":"SPX260821C10200000","bid":0.1,"bid_size":4.0,"ask":0.3,"ask_size":44.0,"iv":0.171,"open_interest":2226.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.205,"theta":-0.007,"rho":0.0316,"theo":0.2035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-10T09:43:40","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260821P10200000","bid":3165.5,"bid_size":1.0,"ask":3189.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.205,"theta":0.0,"rho":-50.428,"theo":3177.7123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3131.82,"last_trade_time":"2026-01-02T15:13:45","percent_change":0.0,"prev_day_close":3155.75},{"option":"SPX260821C10400000","bid":0.1,"bid_size":6.0,"ask":0.3,"ask_size":52.0,"iv":0.1789,"open_interest":901.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.1783,"theta":-0.0063,"rho":0.0272,"theo":0.1793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T16:04:36","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPX260821P10400000","bid":3361.5,"bid_size":1.0,"ask":3385.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1784,"theta":0.0,"rho":-51.4197,"theo":3373.7273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3368.65,"last_trade_time":"2026-02-17T14:19:36","percent_change":0.0,"prev_day_close":3351.39990234375},{"option":"SPX260821C10600000","bid":0.1,"bid_size":2.0,"ask":0.25,"ask_size":49.0,"iv":0.1847,"open_interest":74.0,"volume":16.0,"delta":0.0008,"gamma":0.0,"vega":0.1567,"theta":-0.0057,"rho":0.0237,"theo":0.1596,"change":0.05,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:54:35","percent_change":33.3333,"prev_day_close":0.175000000745058},{"option":"SPX260821P10600000","bid":3557.4,"bid_size":1.0,"ask":3581.4,"ask_size":1.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1565,"theta":0.0,"rho":-52.4107,"theo":3569.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3452.03,"last_trade_time":"2026-01-26T10:09:27","percent_change":0.0,"prev_day_close":3548.35009765625},{"option":"SPX260821C10800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":55.0,"iv":0.1873,"open_interest":21.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.1385,"theta":-0.0052,"rho":0.0207,"theo":0.1426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.17,"last_trade_time":"2026-01-26T11:07:36","percent_change":0.0,"prev_day_close":0.125},{"option":"SPX260821P10800000","bid":3753.4,"bid_size":1.0,"ask":3777.4,"ask_size":1.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1381,"theta":0.0,"rho":-53.401,"theo":3765.7684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3647.58,"last_trade_time":"2026-01-26T10:09:27","percent_change":0.0,"prev_day_close":3743.90002441406},{"option":"SPX260918C00200000","bid":6606.5,"bid_size":2.0,"ask":6629.1,"ask_size":1.0,"iv":0.0,"open_interest":30.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0166,"theta":0.0,"rho":1.2733,"theo":6618.9603,"change":49.2,"open":6660.94,"high":6661.0,"low":6660.94,"tick":"up","last_trade_price":6661.0,"last_trade_time":"2026-02-18T10:38:13","percent_change":0.744123,"prev_day_close":6636.5},{"option":"SPX260918P00200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":102.0,"iv":1.3639,"open_interest":140.0,"volume":100.0,"delta":-0.0001,"gamma":0.0,"vega":0.0166,"theta":-0.0054,"rho":-0.0041,"theo":0.1783,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:15:20","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPX260918C00400000","bid":6411.0,"bid_size":2.0,"ask":6433.8,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0315,"theta":0.0,"rho":2.404,"theo":6423.5947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6495.95,"last_trade_time":"2026-01-23T11:14:13","percent_change":0.0,"prev_day_close":6442.85009765625},{"option":"SPX260918P00400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":46.0,"iv":1.1239,"open_interest":352.0,"volume":25.0,"delta":-0.0002,"gamma":0.0,"vega":0.0315,"theta":-0.0083,"rho":-0.0077,"theo":0.2861,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:44:07","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPX260918C00600000","bid":6215.5,"bid_size":2.0,"ask":6238.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0488,"theta":0.0,"rho":3.534,"theo":6228.2348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6046.13,"last_trade_time":"2025-09-29T11:11:20","percent_change":0.0,"prev_day_close":6246.19995117188},{"option":"SPX260918P00600000","bid":0.05,"bid_size":42.0,"ask":0.35,"ask_size":45.0,"iv":0.993,"open_interest":32031.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0488,"theta":-0.0113,"rho":-0.0119,"theo":0.3995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-17T09:38:24","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX260918C00800000","bid":6020.2,"bid_size":2.0,"ask":6043.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0703,"theta":0.0,"rho":4.6629,"theo":6032.8962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6081.94,"last_trade_time":"2025-10-29T13:09:19","percent_change":0.0,"prev_day_close":6050.75},{"option":"SPX260918P00800000","bid":0.2,"bid_size":136.0,"ask":0.5,"ask_size":40.0,"iv":0.9128,"open_interest":16331.0,"volume":3.0,"delta":-0.0004,"gamma":0.0,"vega":0.0703,"theta":-0.0146,"rho":-0.0173,"theo":0.5342,"change":0.05,"open":0.35,"high":0.35,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T14:47:36","percent_change":16.6667,"prev_day_close":0.350000001490116},{"option":"SPX260918C01000000","bid":5827.1,"bid_size":2.0,"ask":5847.0,"ask_size":2.0,"iv":0.7712,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0979,"theta":0.0,"rho":5.7901,"theo":5837.5977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5687.16,"last_trade_time":"2025-09-23T09:35:54","percent_change":0.0,"prev_day_close":5857.0},{"option":"SPX260918P01000000","bid":0.4,"bid_size":416.0,"ask":0.75,"ask_size":39.0,"iv":0.8518,"open_interest":11378.0,"volume":9.0,"delta":-0.0005,"gamma":0.0,"vega":0.0979,"theta":-0.0187,"rho":-0.0243,"theo":0.709,"change":0.0,"open":0.56,"high":0.56,"low":0.55,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-18T14:47:36","percent_change":5.4186e-7,"prev_day_close":0.574999988079071},{"option":"SPX260918C01200000","bid":5632.3,"bid_size":2.0,"ask":5652.9,"ask_size":1.0,"iv":0.8233,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1359,"theta":0.0,"rho":6.9144,"theo":5642.3666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5241.91,"last_trade_time":"2025-09-03T09:36:31","percent_change":0.0,"prev_day_close":5661.84985351562},{"option":"SPX260918P01200000","bid":0.75,"bid_size":371.0,"ask":1.1,"ask_size":206.0,"iv":0.8047,"open_interest":5540.0,"volume":21.0,"delta":-0.0008,"gamma":0.0,"vega":0.1359,"theta":-0.0241,"rho":-0.0343,"theo":0.9513,"change":0.075,"open":0.95,"high":0.95,"low":0.95,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T14:08:19","percent_change":8.57143,"prev_day_close":0.924999982118606},{"option":"SPX260918C01400000","bid":5437.5,"bid_size":2.0,"ask":5456.4,"ask_size":2.0,"iv":0.7405,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1874,"theta":0.0,"rho":8.0346,"theo":5447.2367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5466.85009765625},{"option":"SPX260918P01400000","bid":1.2,"bid_size":343.0,"ask":1.55,"ask_size":211.0,"iv":0.7626,"open_interest":3780.0,"volume":203.0,"delta":-0.0011,"gamma":0.0,"vega":0.1874,"theta":-0.0313,"rho":-0.0483,"theo":1.2945,"change":-0.025,"open":1.3,"high":1.3,"low":1.3,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-18T14:08:08","percent_change":-1.8868,"prev_day_close":1.375},{"option":"SPX260918C01600000","bid":5246.6,"bid_size":2.0,"ask":5261.3,"ask_size":2.0,"iv":0.7715,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.2578,"theta":0.0,"rho":9.1491,"theo":5252.2402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5271.69995117188},{"option":"SPX260918P01600000","bid":1.75,"bid_size":334.0,"ask":2.15,"ask_size":229.0,"iv":0.7249,"open_interest":7931.0,"volume":36.0,"delta":-0.0015,"gamma":0.0,"vega":0.2578,"theta":-0.0408,"rho":-0.068,"theo":1.7712,"change":-0.05,"open":1.75,"high":1.85,"low":1.75,"tick":"up","last_trade_price":1.85,"last_trade_time":"2026-02-18T14:08:23","percent_change":-2.63158,"prev_day_close":1.92499995231628},{"option":"SPX260918C01800000","bid":5048.4,"bid_size":2.0,"ask":5066.4,"ask_size":2.0,"iv":0.683,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.3488,"theta":0.0,"rho":10.2568,"theo":5057.4079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5078.19995117188},{"option":"SPX260918P01800000","bid":2.45,"bid_size":306.0,"ask":2.85,"ask_size":332.0,"iv":0.6902,"open_interest":4218.0,"volume":2.0,"delta":-0.0021,"gamma":0.0,"vega":0.3488,"theta":-0.0527,"rho":-0.0946,"theo":2.4121,"change":-0.07,"open":2.48,"high":2.48,"low":2.48,"tick":"down","last_trade_price":2.48,"last_trade_time":"2026-02-18T11:55:20","percent_change":-2.7451,"prev_day_close":2.55000007152557},{"option":"SPX260918C02000000","bid":4854.0,"bid_size":2.0,"ask":4871.6,"ask_size":2.0,"iv":0.6532,"open_interest":57.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.4652,"theta":0.0,"rho":11.356,"theo":4862.7605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4712.4,"last_trade_time":"2025-09-23T12:37:27","percent_change":0.0,"prev_day_close":4882.44995117188},{"option":"SPX260918P02000000","bid":3.3,"bid_size":309.0,"ask":3.7,"ask_size":391.0,"iv":0.6581,"open_interest":3875.0,"volume":100.0,"delta":-0.0029,"gamma":0.0,"vega":0.4651,"theta":-0.0671,"rho":-0.1296,"theo":3.2378,"change":-0.1,"open":3.3,"high":3.3,"low":3.3,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-18T14:19:30","percent_change":-2.94118,"prev_day_close":3.35000002384186},{"option":"SPX260918C02200000","bid":4662.5,"bid_size":2.0,"ask":4676.8,"ask_size":2.0,"iv":0.6449,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.606,"theta":0.0,"rho":12.4462,"theo":4668.3159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4687.89990234375},{"option":"SPX260918P02200000","bid":4.2,"bid_size":364.0,"ask":4.7,"ask_size":382.0,"iv":0.6272,"open_interest":2434.0,"volume":2.0,"delta":-0.0039,"gamma":0.0,"vega":0.6058,"theta":-0.0839,"rho":-0.1737,"theo":4.2662,"change":-0.19,"open":4.13,"high":4.13,"low":4.11,"tick":"down","last_trade_price":4.11,"last_trade_time":"2026-02-18T11:35:36","percent_change":-4.4186,"prev_day_close":4.34999990463257},{"option":"SPX260918C02300000","bid":4565.5,"bid_size":2.0,"ask":4579.6,"ask_size":2.0,"iv":0.6297,"open_interest":18.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.6868,"theta":0.0,"rho":12.9876,"theo":4571.1711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4356.4,"last_trade_time":"2025-09-17T09:48:01","percent_change":0.0,"prev_day_close":4591.64990234375},{"option":"SPX260918P02300000","bid":4.8,"bid_size":320.0,"ask":5.3,"ask_size":399.0,"iv":0.6134,"open_interest":2820.0,"volume":0.0,"delta":-0.0044,"gamma":0.0,"vega":0.6867,"theta":-0.0932,"rho":-0.1994,"theo":4.8587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.0,"last_trade_time":"2026-02-13T11:04:47","percent_change":0.0,"prev_day_close":4.89999985694885},{"option":"SPX260918C02400000","bid":4468.2,"bid_size":2.0,"ask":4482.3,"ask_size":2.0,"iv":0.6121,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.7755,"theta":0.0,"rho":13.5259,"theo":4474.0795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4494.65014648438},{"option":"SPX260918P02400000","bid":5.4,"bid_size":314.0,"ask":5.9,"ask_size":379.0,"iv":0.5993,"open_interest":1446.0,"volume":0.0,"delta":-0.0051,"gamma":0.0,"vega":0.7753,"theta":-0.1029,"rho":-0.2281,"theo":5.5031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.71,"last_trade_time":"2026-02-12T15:32:27","percent_change":0.0,"prev_day_close":5.5},{"option":"SPX260918C02500000","bid":4369.1,"bid_size":2.0,"ask":4385.4,"ask_size":2.0,"iv":0.5869,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.8706,"theta":0.0,"rho":14.0614,"theo":4377.0424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4397.4501953125},{"option":"SPX260918P02500000","bid":6.0,"bid_size":335.0,"ask":6.5,"ask_size":267.0,"iv":0.585,"open_interest":2368.0,"volume":33.0,"delta":-0.0058,"gamma":0.0,"vega":0.8703,"theta":-0.1131,"rho":-0.2598,"theo":6.2019,"change":-0.25,"open":5.68,"high":5.8,"low":5.66,"tick":"up","last_trade_price":5.8,"last_trade_time":"2026-02-18T12:21:14","percent_change":-4.13223,"prev_day_close":6.04999995231628},{"option":"SPX260918C02600000","bid":4271.8,"bid_size":2.0,"ask":4288.0,"ask_size":2.0,"iv":0.57,"open_interest":0.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.9715,"theta":0.0,"rho":14.5944,"theo":4280.059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4300.5},{"option":"SPX260918P02600000","bid":6.8,"bid_size":288.0,"ask":7.2,"ask_size":157.0,"iv":0.5722,"open_interest":2961.0,"volume":55.0,"delta":-0.0066,"gamma":0.0,"vega":0.9715,"theta":-0.1238,"rho":-0.294,"theo":6.9571,"change":-0.35,"open":6.4,"high":6.4,"low":6.4,"tick":"no_change","last_trade_price":6.4,"last_trade_time":"2026-02-18T11:02:45","percent_change":-5.18518,"prev_day_close":6.75},{"option":"SPX260918C02700000","bid":4175.0,"bid_size":2.0,"ask":4191.1,"ask_size":2.0,"iv":0.5586,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":1.0798,"theta":0.0,"rho":15.1247,"theo":4183.1283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4203.19995117188},{"option":"SPX260918P02700000","bid":7.5,"bid_size":243.0,"ask":8.0,"ask_size":253.0,"iv":0.5593,"open_interest":1234.0,"volume":56.0,"delta":-0.0074,"gamma":0.0,"vega":1.0794,"theta":-0.1348,"rho":-0.3307,"theo":7.7599,"change":-0.3,"open":7.1,"high":7.2,"low":7.0,"tick":"up","last_trade_price":7.2,"last_trade_time":"2026-02-18T12:31:54","percent_change":-4.0,"prev_day_close":7.5},{"option":"SPX260918C02800000","bid":4078.5,"bid_size":2.0,"ask":4093.8,"ask_size":2.0,"iv":0.5462,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":1.1969,"theta":0.0,"rho":15.6515,"theo":4086.2504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4106.69995117188},{"option":"SPX260918P02800000","bid":8.3,"bid_size":247.0,"ask":8.9,"ask_size":279.0,"iv":0.547,"open_interest":542.0,"volume":55.0,"delta":-0.0083,"gamma":0.0,"vega":1.1964,"theta":-0.1461,"rho":-0.3709,"theo":8.6184,"change":-0.3,"open":7.9,"high":8.0,"low":7.9,"tick":"up","last_trade_price":8.0,"last_trade_time":"2026-02-18T12:34:06","percent_change":-3.61445,"prev_day_close":8.2999997138977},{"option":"SPX260918C02900000","bid":3981.8,"bid_size":2.0,"ask":3997.2,"ask_size":2.0,"iv":0.5355,"open_interest":0.0,"volume":0.0,"delta":0.9919,"gamma":0.0,"vega":1.322,"theta":0.0,"rho":16.1746,"theo":3989.4266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4010.19995117188},{"option":"SPX260918P02900000","bid":9.2,"bid_size":236.0,"ask":9.7,"ask_size":137.0,"iv":0.5343,"open_interest":387.0,"volume":9.0,"delta":-0.0093,"gamma":0.0,"vega":1.322,"theta":-0.1578,"rho":-0.4152,"theo":9.5347,"change":-0.35,"open":8.73,"high":8.8,"low":8.73,"tick":"up","last_trade_price":8.8,"last_trade_time":"2026-02-18T11:50:42","percent_change":-3.82514,"prev_day_close":9.15000009536743},{"option":"SPX260918C03000000","bid":3885.1,"bid_size":2.0,"ask":3900.3,"ask_size":2.0,"iv":0.5233,"open_interest":52.0,"volume":0.0,"delta":0.9909,"gamma":0.0,"vega":1.4535,"theta":0.0,"rho":16.6943,"theo":3892.6576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3738.43,"last_trade_time":"2025-09-30T13:53:33","percent_change":0.0,"prev_day_close":3912.95007324219},{"option":"SPX260918P03000000","bid":10.2,"bid_size":270.0,"ask":10.7,"ask_size":300.0,"iv":0.5226,"open_interest":7543.0,"volume":8.0,"delta":-0.0104,"gamma":0.0,"vega":1.4535,"theta":-0.1698,"rho":-0.4626,"theo":10.5024,"change":-0.29,"open":9.7,"high":9.76,"low":9.69,"tick":"up","last_trade_price":9.76,"last_trade_time":"2026-02-18T11:54:48","percent_change":-2.88557,"prev_day_close":10.0999999046326},{"option":"SPX260918C03100000","bid":3789.2,"bid_size":2.0,"ask":3803.4,"ask_size":2.0,"iv":0.5134,"open_interest":0.0,"volume":0.0,"delta":0.9897,"gamma":0.0,"vega":1.5915,"theta":0.0,"rho":17.2111,"theo":3795.943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3816.29992675781},{"option":"SPX260918P03100000","bid":11.2,"bid_size":235.0,"ask":11.7,"ask_size":138.0,"iv":0.5107,"open_interest":786.0,"volume":60.0,"delta":-0.0115,"gamma":0.0,"vega":1.5913,"theta":-0.182,"rho":-0.5128,"theo":11.5232,"change":-0.35,"open":10.73,"high":10.73,"low":10.6,"tick":"no_change","last_trade_price":10.7,"last_trade_time":"2026-02-18T12:00:22","percent_change":-3.16742,"prev_day_close":11.0499997138977},{"option":"SPX260918C03200000","bid":3693.6,"bid_size":2.0,"ask":3706.4,"ask_size":2.0,"iv":0.5036,"open_interest":3.0,"volume":2.0,"delta":0.9885,"gamma":0.0,"vega":1.7381,"theta":0.0,"rho":17.7244,"theo":3699.2823,"change":48.65,"open":3740.99,"high":3741.5,"low":3740.99,"tick":"up","last_trade_price":3741.5,"last_trade_time":"2026-02-18T10:38:13","percent_change":1.31741,"prev_day_close":3719.54992675781},{"option":"SPX260918P03200000","bid":12.2,"bid_size":276.0,"ask":12.8,"ask_size":292.0,"iv":0.4988,"open_interest":1533.0,"volume":35.0,"delta":-0.0127,"gamma":0.0,"vega":1.7379,"theta":-0.1944,"rho":-0.5666,"theo":12.5991,"change":-0.61,"open":11.55,"high":11.7,"low":11.54,"tick":"down","last_trade_price":11.54,"last_trade_time":"2026-02-18T12:22:25","percent_change":-5.02058,"prev_day_close":12.0999999046326},{"option":"SPX260918C03300000","bid":3595.6,"bid_size":2.0,"ask":3609.9,"ask_size":2.0,"iv":0.4882,"open_interest":0.0,"volume":0.0,"delta":0.9872,"gamma":0.0,"vega":1.8949,"theta":0.0,"rho":18.2333,"theo":3602.6776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3622.79992675781},{"option":"SPX260918P03300000","bid":13.3,"bid_size":212.0,"ask":13.9,"ask_size":130.0,"iv":0.4871,"open_interest":859.0,"volume":212.0,"delta":-0.0141,"gamma":0.0,"vega":1.8947,"theta":-0.2071,"rho":-0.6249,"theo":13.7309,"change":-0.45,"open":12.5,"high":12.8,"low":12.5,"tick":"no_change","last_trade_price":12.8,"last_trade_time":"2026-02-18T12:00:19","percent_change":-3.39623,"prev_day_close":13.25},{"option":"SPX260918C03400000","bid":3500.3,"bid_size":2.0,"ask":3513.3,"ask_size":2.0,"iv":0.4797,"open_interest":1.0,"volume":0.0,"delta":0.9857,"gamma":0.0,"vega":2.0616,"theta":0.0,"rho":18.7371,"theo":3506.1327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3585.5,"last_trade_time":"2026-01-23T11:14:13","percent_change":0.0,"prev_day_close":3526.15002441406},{"option":"SPX260918P03400000","bid":14.5,"bid_size":252.0,"ask":15.1,"ask_size":202.0,"iv":0.4758,"open_interest":2242.0,"volume":28.0,"delta":-0.0155,"gamma":0.0,"vega":2.0612,"theta":-0.22,"rho":-0.6881,"theo":14.9211,"change":-0.73,"open":13.71,"high":13.9,"low":13.67,"tick":"down","last_trade_price":13.67,"last_trade_time":"2026-02-18T13:02:15","percent_change":-5.06945,"prev_day_close":14.3499999046326},{"option":"SPX260918C03450000","bid":3453.1,"bid_size":2.0,"ask":3464.7,"ask_size":2.0,"iv":0.4755,"open_interest":0.0,"volume":0.0,"delta":0.985,"gamma":0.0,"vega":2.1481,"theta":0.0,"rho":18.9873,"theo":3457.8841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3477.65002441406},{"option":"SPX260918P03450000","bid":15.2,"bid_size":205.0,"ask":15.8,"ask_size":143.0,"iv":0.4704,"open_interest":332.0,"volume":0.0,"delta":-0.0163,"gamma":0.0,"vega":2.1479,"theta":-0.2265,"rho":-0.7216,"theo":15.5423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.01,"last_trade_time":"2026-02-11T15:56:52","percent_change":0.0,"prev_day_close":15.0},{"option":"SPX260918C03500000","bid":3404.6,"bid_size":2.0,"ask":3416.4,"ask_size":2.0,"iv":0.4688,"open_interest":1.0,"volume":0.0,"delta":0.9842,"gamma":0.0,"vega":2.2365,"theta":0.0,"rho":19.2363,"theo":3409.6521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3488.91,"last_trade_time":"2025-12-24T10:52:42","percent_change":0.0,"prev_day_close":3429.44995117188},{"option":"SPX260918P03500000","bid":15.8,"bid_size":264.0,"ask":16.4,"ask_size":180.0,"iv":0.4646,"open_interest":3244.0,"volume":57.0,"delta":-0.017,"gamma":0.0,"vega":2.2363,"theta":-0.233,"rho":-0.7561,"theo":16.1785,"change":-0.55,"open":15.0,"high":15.1,"low":15.0,"tick":"no_change","last_trade_price":15.1,"last_trade_time":"2026-02-18T12:37:44","percent_change":-3.51438,"prev_day_close":15.6500000953674},{"option":"SPX260918C03550000","bid":3355.8,"bid_size":2.0,"ask":3367.7,"ask_size":2.0,"iv":0.4607,"open_interest":0.0,"volume":0.0,"delta":0.9834,"gamma":0.0,"vega":2.3269,"theta":0.0,"rho":19.4843,"theo":3361.4372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3381.30004882812},{"option":"SPX260918P03550000","bid":16.5,"bid_size":89.0,"ask":17.1,"ask_size":168.0,"iv":0.4592,"open_interest":588.0,"volume":4.0,"delta":-0.0179,"gamma":0.0,"vega":2.3267,"theta":-0.2397,"rho":-0.7917,"theo":16.8319,"change":-0.77,"open":15.53,"high":15.53,"low":15.53,"tick":"no_change","last_trade_price":15.53,"last_trade_time":"2026-02-18T13:05:35","percent_change":-4.72393,"prev_day_close":16.25},{"option":"SPX260918C03600000","bid":3308.3,"bid_size":2.0,"ask":3319.8,"ask_size":2.0,"iv":0.4572,"open_interest":0.0,"volume":0.0,"delta":0.9825,"gamma":0.0,"vega":2.4196,"theta":0.0,"rho":19.7312,"theo":3313.2398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3332.95007324219},{"option":"SPX260918P03600000","bid":17.1,"bid_size":257.0,"ask":17.7,"ask_size":188.0,"iv":0.4533,"open_interest":2930.0,"volume":20.0,"delta":-0.0187,"gamma":0.0,"vega":2.4193,"theta":-0.2464,"rho":-0.8284,"theo":17.5028,"change":-0.6,"open":16.01,"high":16.4,"low":16.01,"tick":"no_change","last_trade_price":16.4,"last_trade_time":"2026-02-18T11:59:09","percent_change":-3.52941,"prev_day_close":16.9499998092651},{"option":"SPX260918C03650000","bid":3260.2,"bid_size":2.0,"ask":3271.6,"ask_size":2.0,"iv":0.4516,"open_interest":0.0,"volume":0.0,"delta":0.9816,"gamma":0.0,"vega":2.5149,"theta":0.0,"rho":19.9768,"theo":3265.0608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3284.90002441406},{"option":"SPX260918P03650000","bid":17.8,"bid_size":201.0,"ask":18.4,"ask_size":119.0,"iv":0.4478,"open_interest":384.0,"volume":15.0,"delta":-0.0196,"gamma":0.0,"vega":2.5146,"theta":-0.2531,"rho":-0.8662,"theo":18.192,"change":-0.5,"open":17.1,"high":17.1,"low":17.1,"tick":"no_change","last_trade_price":17.1,"last_trade_time":"2026-02-18T12:00:41","percent_change":-2.84091,"prev_day_close":17.6499996185303},{"option":"SPX260918C03700000","bid":3211.9,"bid_size":2.0,"ask":3223.5,"ask_size":2.0,"iv":0.4458,"open_interest":0.0,"volume":0.0,"delta":0.9807,"gamma":0.0,"vega":2.6133,"theta":0.0,"rho":20.2212,"theo":3216.9009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3236.59997558594},{"option":"SPX260918P03700000","bid":18.5,"bid_size":199.0,"ask":19.1,"ask_size":116.0,"iv":0.4422,"open_interest":907.0,"volume":17.0,"delta":-0.0205,"gamma":0.0,"vega":2.613,"theta":-0.2599,"rho":-0.9054,"theo":18.9003,"change":-0.91,"open":17.49,"high":17.8,"low":17.41,"tick":"up","last_trade_price":17.44,"last_trade_time":"2026-02-18T13:02:15","percent_change":-4.95913,"prev_day_close":18.3500003814697},{"option":"SPX260918C03750000","bid":3164.0,"bid_size":2.0,"ask":3175.3,"ask_size":2.0,"iv":0.4405,"open_interest":0.0,"volume":0.0,"delta":0.9798,"gamma":0.0,"vega":2.7153,"theta":0.0,"rho":20.4639,"theo":3168.7613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3188.75},{"option":"SPX260918P03750000","bid":19.3,"bid_size":85.0,"ask":19.9,"ask_size":125.0,"iv":0.437,"open_interest":674.0,"volume":8.0,"delta":-0.0214,"gamma":0.0,"vega":2.7153,"theta":-0.2668,"rho":-0.9464,"theo":19.6311,"change":-0.55,"open":18.5,"high":18.5,"low":18.5,"tick":"no_change","last_trade_price":18.5,"last_trade_time":"2026-02-18T12:00:48","percent_change":-2.88714,"prev_day_close":19.0500001907349},{"option":"SPX260918C03800000","bid":3115.9,"bid_size":2.0,"ask":3127.2,"ask_size":2.0,"iv":0.4349,"open_interest":1.0,"volume":0.0,"delta":0.9788,"gamma":0.0,"vega":2.821,"theta":0.0,"rho":20.7048,"theo":3120.6434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3045.36,"last_trade_time":"2026-02-17T10:33:33","percent_change":0.0,"prev_day_close":3140.54992675781},{"option":"SPX260918P03800000","bid":20.0,"bid_size":185.0,"ask":20.6,"ask_size":113.0,"iv":0.4314,"open_interest":569.0,"volume":8.0,"delta":-0.0224,"gamma":0.0,"vega":2.8207,"theta":-0.2737,"rho":-0.989,"theo":20.3794,"change":-0.92,"open":19.0,"high":19.17,"low":18.88,"tick":"down","last_trade_price":18.88,"last_trade_time":"2026-02-18T12:22:25","percent_change":-4.64647,"prev_day_close":19.8000001907349},{"option":"SPX260918C03850000","bid":3067.9,"bid_size":2.0,"ask":3079.0,"ask_size":2.0,"iv":0.4294,"open_interest":0.0,"volume":0.0,"delta":0.9778,"gamma":0.0,"vega":2.9306,"theta":0.0,"rho":20.9437,"theo":3072.5491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3092.40002441406},{"option":"SPX260918P03850000","bid":20.8,"bid_size":179.0,"ask":21.4,"ask_size":114.0,"iv":0.426,"open_interest":440.0,"volume":0.0,"delta":-0.0234,"gamma":0.0,"vega":2.9306,"theta":-0.2808,"rho":-1.0338,"theo":21.1556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.32,"last_trade_time":"2026-02-17T13:00:16","percent_change":0.0,"prev_day_close":20.5500001907349},{"option":"SPX260918C03900000","bid":3019.7,"bid_size":2.0,"ask":3030.9,"ask_size":2.0,"iv":0.4236,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0,"vega":3.0438,"theta":0.0,"rho":21.1804,"theo":3024.4801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2281.71,"last_trade_time":"2025-06-04T09:46:56","percent_change":0.0,"prev_day_close":3044.34997558594},{"option":"SPX260918P03900000","bid":21.6,"bid_size":176.0,"ask":22.2,"ask_size":110.0,"iv":0.4206,"open_interest":1094.0,"volume":3.0,"delta":-0.0245,"gamma":0.0,"vega":3.0438,"theta":-0.2879,"rho":-1.0806,"theo":21.9549,"change":-0.15,"open":20.5,"high":21.27,"low":20.5,"tick":"down","last_trade_price":21.2,"last_trade_time":"2026-02-18T16:03:21","percent_change":-0.702578,"prev_day_close":21.3500003814697},{"option":"SPX260918C03950000","bid":2971.7,"bid_size":2.0,"ask":2982.8,"ask_size":2.0,"iv":0.4181,"open_interest":0.0,"volume":0.0,"delta":0.9756,"gamma":0.0,"vega":3.1604,"theta":0.0,"rho":21.4151,"theo":2976.4385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2996.19995117188},{"option":"SPX260918P03950000","bid":22.4,"bid_size":223.0,"ask":23.0,"ask_size":103.0,"iv":0.4152,"open_interest":277.0,"volume":0.0,"delta":-0.0256,"gamma":0.0,"vega":3.16,"theta":-0.2951,"rho":-1.1293,"theo":22.7791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.2,"last_trade_time":"2026-02-10T12:55:38","percent_change":0.0,"prev_day_close":22.1499996185303},{"option":"SPX260918C03975000","bid":2947.1,"bid_size":2.0,"ask":2959.0,"ask_size":2.0,"iv":0.4148,"open_interest":0.0,"volume":0.0,"delta":0.975,"gamma":0.0,"vega":3.22,"theta":0.0,"rho":21.5316,"theo":2952.4286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2972.25},{"option":"SPX260918P03975000","bid":22.8,"bid_size":180.0,"ask":23.5,"ask_size":114.0,"iv":0.4127,"open_interest":255.0,"volume":6.0,"delta":-0.0262,"gamma":0.0,"vega":3.2196,"theta":-0.2988,"rho":-1.1546,"theo":23.2033,"change":-1.09,"open":21.42,"high":21.51,"low":21.41,"tick":"no_change","last_trade_price":21.51,"last_trade_time":"2026-02-18T13:05:35","percent_change":-4.82301,"prev_day_close":22.5500001907349},{"option":"SPX260918C04000000","bid":2923.0,"bid_size":2.0,"ask":2933.4,"ask_size":2.0,"iv":0.4094,"open_interest":14.0,"volume":0.0,"delta":0.9744,"gamma":0.0,"vega":3.2803,"theta":-0.0027,"rho":21.6477,"theo":2928.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3007.88,"last_trade_time":"2026-01-29T13:32:49","percent_change":0.0,"prev_day_close":2948.19995117188},{"option":"SPX260918P04000000","bid":23.2,"bid_size":279.0,"ask":23.9,"ask_size":145.0,"iv":0.4099,"open_interest":4779.0,"volume":157.0,"delta":-0.0268,"gamma":0.0,"vega":3.2799,"theta":-0.3025,"rho":-1.1802,"theo":23.6351,"change":-1.2,"open":21.97,"high":21.97,"low":21.8,"tick":"no_change","last_trade_price":21.8,"last_trade_time":"2026-02-18T11:08:11","percent_change":-5.21739,"prev_day_close":22.9499998092651},{"option":"SPX260918C04025000","bid":2899.2,"bid_size":2.0,"ask":2911.0,"ask_size":2.0,"iv":0.4096,"open_interest":0.0,"volume":0.0,"delta":0.9738,"gamma":0.0,"vega":3.3414,"theta":-0.0089,"rho":21.7632,"theo":2904.432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2924.25},{"option":"SPX260918P04025000","bid":23.6,"bid_size":190.0,"ask":24.3,"ask_size":117.0,"iv":0.4072,"open_interest":162.0,"volume":3.0,"delta":-0.0274,"gamma":0.0,"vega":3.341,"theta":-0.3062,"rho":-1.2065,"theo":24.0748,"change":-1.0,"open":22.5,"high":22.5,"low":22.5,"tick":"no_change","last_trade_price":22.5,"last_trade_time":"2026-02-18T11:51:00","percent_change":-4.25532,"prev_day_close":23.4000005722046},{"option":"SPX260918C04050000","bid":2875.8,"bid_size":2.0,"ask":2886.5,"ask_size":2.0,"iv":0.407,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0,"vega":3.4034,"theta":-0.0152,"rho":21.8783,"theo":2880.4457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2900.40002441406},{"option":"SPX260918P04050000","bid":24.1,"bid_size":228.0,"ask":24.8,"ask_size":104.0,"iv":0.4047,"open_interest":694.0,"volume":0.0,"delta":-0.028,"gamma":0.0,"vega":3.403,"theta":-0.3099,"rho":-1.2332,"theo":24.5227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.39,"last_trade_time":"2026-02-17T10:47:25","percent_change":0.0,"prev_day_close":23.8500003814697},{"option":"SPX260918C04075000","bid":2851.2,"bid_size":2.0,"ask":2863.1,"ask_size":2.0,"iv":0.4043,"open_interest":0.0,"volume":0.0,"delta":0.9726,"gamma":0.0,"vega":3.4662,"theta":-0.0215,"rho":21.9929,"theo":2856.4679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2876.20007324219},{"option":"SPX260918P04075000","bid":24.5,"bid_size":169.0,"ask":25.3,"ask_size":111.0,"iv":0.402,"open_interest":289.0,"volume":0.0,"delta":-0.0286,"gamma":0.0,"vega":3.4662,"theta":-0.3137,"rho":-1.2606,"theo":24.9819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.4,"last_trade_time":"2026-02-05T16:08:34","percent_change":0.0,"prev_day_close":24.3000001907349},{"option":"SPX260918C04100000","bid":2827.9,"bid_size":2.0,"ask":2838.8,"ask_size":2.0,"iv":0.4022,"open_interest":0.0,"volume":0.0,"delta":0.972,"gamma":0.0,"vega":3.5299,"theta":-0.0278,"rho":22.107,"theo":2832.4988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2852.34997558594},{"option":"SPX260918P04100000","bid":25.0,"bid_size":253.0,"ask":25.7,"ask_size":132.0,"iv":0.3994,"open_interest":1770.0,"volume":1.0,"delta":-0.0293,"gamma":0.0,"vega":3.5299,"theta":-0.3175,"rho":-1.2883,"theo":25.447,"change":-0.9,"open":23.9,"high":23.9,"low":23.9,"tick":"down","last_trade_price":23.9,"last_trade_time":"2026-02-18T11:56:39","percent_change":-3.62903,"prev_day_close":24.6999998092651},{"option":"SPX260918C04125000","bid":2803.1,"bid_size":2.0,"ask":2815.0,"ask_size":2.0,"iv":0.3986,"open_interest":0.0,"volume":0.0,"delta":0.9713,"gamma":0.0,"vega":3.5947,"theta":-0.0342,"rho":22.2205,"theo":2808.5387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2828.34997558594},{"option":"SPX260918P04125000","bid":25.5,"bid_size":178.0,"ask":26.2,"ask_size":101.0,"iv":0.3969,"open_interest":276.0,"volume":0.0,"delta":-0.0299,"gamma":0.0,"vega":3.5947,"theta":-0.3214,"rho":-1.3165,"theo":25.921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.35,"last_trade_time":"2026-02-11T15:44:19","percent_change":0.0,"prev_day_close":25.1999998092651},{"option":"SPX260918C04150000","bid":2780.2,"bid_size":2.0,"ask":2790.9,"ask_size":2.0,"iv":0.3972,"open_interest":1.0,"volume":0.0,"delta":0.9706,"gamma":0.0,"vega":3.6605,"theta":-0.0406,"rho":22.3335,"theo":2784.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2907.9,"last_trade_time":"2026-01-28T13:54:13","percent_change":0.0,"prev_day_close":2804.34997558594},{"option":"SPX260918P04150000","bid":26.0,"bid_size":214.0,"ask":26.7,"ask_size":100.0,"iv":0.3944,"open_interest":565.0,"volume":677.0,"delta":-0.0306,"gamma":0.0,"vega":3.6605,"theta":-0.3253,"rho":-1.3453,"theo":26.4044,"change":-1.1,"open":24.37,"high":24.7,"low":24.32,"tick":"no_change","last_trade_price":24.7,"last_trade_time":"2026-02-18T12:39:43","percent_change":-4.26357,"prev_day_close":25.6499996185303},{"option":"SPX260918C04175000","bid":2754.9,"bid_size":2.0,"ask":2767.0,"ask_size":2.0,"iv":0.3928,"open_interest":0.0,"volume":0.0,"delta":0.97,"gamma":0.0,"vega":3.7276,"theta":-0.0471,"rho":22.4459,"theo":2760.6467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2780.45007324219},{"option":"SPX260918P04175000","bid":26.5,"bid_size":167.0,"ask":27.2,"ask_size":102.0,"iv":0.3919,"open_interest":646.0,"volume":3.0,"delta":-0.0313,"gamma":0.0,"vega":3.7271,"theta":-0.3292,"rho":-1.3744,"theo":26.8937,"change":0.5,"open":26.6,"high":26.8,"low":26.6,"tick":"up","last_trade_price":26.8,"last_trade_time":"2026-02-18T15:12:19","percent_change":1.90114,"prev_day_close":26.0999994277954},{"option":"SPX260918C04200000","bid":2732.2,"bid_size":2.0,"ask":2742.9,"ask_size":2.0,"iv":0.3917,"open_interest":1.0,"volume":0.0,"delta":0.9692,"gamma":0.0,"vega":3.7959,"theta":-0.0536,"rho":22.5577,"theo":2736.7156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2662.46,"last_trade_time":"2026-02-17T10:33:33","percent_change":0.0,"prev_day_close":2756.55004882812},{"option":"SPX260918P04200000","bid":27.0,"bid_size":218.0,"ask":27.7,"ask_size":133.0,"iv":0.3893,"open_interest":2506.0,"volume":6.0,"delta":-0.032,"gamma":0.0,"vega":3.7959,"theta":-0.3332,"rho":-1.4047,"theo":27.4004,"change":0.5,"open":26.6,"high":27.3,"low":26.6,"tick":"up","last_trade_price":27.3,"last_trade_time":"2026-02-18T15:12:21","percent_change":1.86567,"prev_day_close":26.5999994277954},{"option":"SPX260918C04225000","bid":2707.1,"bid_size":2.0,"ask":2719.1,"ask_size":2.0,"iv":0.3877,"open_interest":0.0,"volume":0.0,"delta":0.9685,"gamma":0.0,"vega":3.8657,"theta":-0.0601,"rho":22.6687,"theo":2712.7948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2732.44995117188},{"option":"SPX260918P04225000","bid":27.5,"bid_size":174.0,"ask":28.2,"ask_size":114.0,"iv":0.3867,"open_interest":142.0,"volume":5.0,"delta":-0.0327,"gamma":0.0,"vega":3.8657,"theta":-0.3372,"rho":-1.4354,"theo":27.9138,"change":0.45,"open":27.1,"high":27.7,"low":27.1,"tick":"up","last_trade_price":27.7,"last_trade_time":"2026-02-18T15:07:21","percent_change":1.65138,"prev_day_close":27.0999994277954},{"option":"SPX260918C04250000","bid":2684.3,"bid_size":2.0,"ask":2695.1,"ask_size":2.0,"iv":0.3865,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0,"vega":3.9369,"theta":-0.0667,"rho":22.779,"theo":2688.8849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2523.38,"last_trade_time":"2025-09-16T14:39:49","percent_change":0.0,"prev_day_close":2708.69995117188},{"option":"SPX260918P04250000","bid":28.0,"bid_size":216.0,"ask":28.8,"ask_size":103.0,"iv":0.3843,"open_interest":622.0,"volume":6.0,"delta":-0.0334,"gamma":0.0,"vega":3.9369,"theta":-0.3412,"rho":-1.4669,"theo":28.438,"change":0.6,"open":27.6,"high":28.4,"low":27.6,"tick":"up","last_trade_price":28.4,"last_trade_time":"2026-02-18T15:12:37","percent_change":2.15827,"prev_day_close":27.5999994277954},{"option":"SPX260918C04275000","bid":2659.4,"bid_size":2.0,"ask":2671.3,"ask_size":2.0,"iv":0.3828,"open_interest":0.0,"volume":0.0,"delta":0.967,"gamma":0.0,"vega":4.0097,"theta":-0.0733,"rho":22.8884,"theo":2664.9862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2684.65002441406},{"option":"SPX260918P04275000","bid":28.6,"bid_size":164.0,"ask":29.3,"ask_size":110.0,"iv":0.3818,"open_interest":335.0,"volume":8.0,"delta":-0.0342,"gamma":0.0,"vega":4.0097,"theta":-0.3453,"rho":-1.4992,"theo":28.9735,"change":0.55,"open":28.1,"high":28.9,"low":28.1,"tick":"up","last_trade_price":28.9,"last_trade_time":"2026-02-18T15:12:01","percent_change":1.94003,"prev_day_close":28.0999994277954},{"option":"SPX260918C04300000","bid":2636.7,"bid_size":2.0,"ask":2647.2,"ask_size":2.0,"iv":0.3815,"open_interest":0.0,"volume":0.0,"delta":0.9663,"gamma":0.0,"vega":4.0841,"theta":-0.08,"rho":22.997,"theo":2641.0993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2660.90002441406},{"option":"SPX260918P04300000","bid":29.1,"bid_size":236.0,"ask":29.9,"ask_size":131.0,"iv":0.3793,"open_interest":1995.0,"volume":9.0,"delta":-0.035,"gamma":0.0,"vega":4.0841,"theta":-0.3495,"rho":-1.5325,"theo":29.5208,"change":0.5,"open":27.32,"high":29.4,"low":27.32,"tick":"up","last_trade_price":29.4,"last_trade_time":"2026-02-18T15:11:10","percent_change":1.7301,"prev_day_close":28.6499996185303},{"option":"SPX260918C04325000","bid":2611.7,"bid_size":2.0,"ask":2623.5,"ask_size":2.0,"iv":0.3778,"open_interest":0.0,"volume":0.0,"delta":0.9655,"gamma":0.0,"vega":4.1601,"theta":-0.0867,"rho":23.1046,"theo":2617.2247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2636.94995117188},{"option":"SPX260918P04325000","bid":29.7,"bid_size":162.0,"ask":30.4,"ask_size":89.0,"iv":0.3768,"open_interest":484.0,"volume":7.0,"delta":-0.0357,"gamma":0.0,"vega":4.1601,"theta":-0.3537,"rho":-1.5666,"theo":30.0804,"change":0.5,"open":29.2,"high":29.9,"low":29.2,"tick":"up","last_trade_price":29.9,"last_trade_time":"2026-02-18T15:11:00","percent_change":1.70068,"prev_day_close":29.1999998092651},{"option":"SPX260918C04350000","bid":2589.0,"bid_size":2.0,"ask":2599.5,"ask_size":2.0,"iv":0.3766,"open_interest":0.0,"volume":0.0,"delta":0.9647,"gamma":0.0,"vega":4.2378,"theta":-0.0934,"rho":23.2113,"theo":2593.363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2613.05004882812},{"option":"SPX260918P04350000","bid":30.2,"bid_size":222.0,"ask":31.0,"ask_size":93.0,"iv":0.3743,"open_interest":413.0,"volume":7.0,"delta":-0.0366,"gamma":0.0,"vega":4.2378,"theta":-0.3579,"rho":-1.6017,"theo":30.6528,"change":0.5,"open":28.6,"high":30.5,"low":28.6,"tick":"up","last_trade_price":30.5,"last_trade_time":"2026-02-18T15:09:30","percent_change":1.66667,"prev_day_close":29.6999998092651},{"option":"SPX260918C04375000","bid":2564.0,"bid_size":2.0,"ask":2576.0,"ask_size":2.0,"iv":0.3731,"open_interest":0.0,"volume":0.0,"delta":0.9638,"gamma":0.0,"vega":4.317,"theta":-0.1003,"rho":23.317,"theo":2569.5146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2589.25},{"option":"SPX260918P04375000","bid":30.9,"bid_size":154.0,"ask":31.6,"ask_size":93.0,"iv":0.372,"open_interest":436.0,"volume":7.0,"delta":-0.0374,"gamma":0.0,"vega":4.317,"theta":-0.3622,"rho":-1.6379,"theo":31.2386,"change":0.55,"open":30.3,"high":31.1,"low":30.3,"tick":"up","last_trade_price":31.1,"last_trade_time":"2026-02-18T15:09:30","percent_change":1.80033,"prev_day_close":30.3000001907349},{"option":"SPX260918C04400000","bid":2541.4,"bid_size":2.0,"ask":2552.0,"ask_size":2.0,"iv":0.3719,"open_interest":400.0,"volume":0.0,"delta":0.963,"gamma":0.0,"vega":4.3978,"theta":-0.1072,"rho":23.4216,"theo":2545.6802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2636.75,"last_trade_time":"2026-01-16T10:54:09","percent_change":0.0,"prev_day_close":2565.45007324219},{"option":"SPX260918P04400000","bid":31.4,"bid_size":217.0,"ask":32.2,"ask_size":91.0,"iv":0.3694,"open_interest":1085.0,"volume":11.0,"delta":-0.0382,"gamma":0.0,"vega":4.3978,"theta":-0.3666,"rho":-1.675,"theo":31.8383,"change":0.5,"open":29.68,"high":31.7,"low":29.68,"tick":"up","last_trade_price":31.7,"last_trade_time":"2026-02-18T15:10:19","percent_change":1.60256,"prev_day_close":30.9000005722046},{"option":"SPX260918C04425000","bid":2516.6,"bid_size":2.0,"ask":2528.3,"ask_size":2.0,"iv":0.3684,"open_interest":0.0,"volume":0.0,"delta":0.9621,"gamma":0.0,"vega":4.48,"theta":-0.1141,"rho":23.5252,"theo":2521.8603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2541.39990234375},{"option":"SPX260918P04425000","bid":32.1,"bid_size":151.0,"ask":32.9,"ask_size":96.0,"iv":0.3672,"open_interest":333.0,"volume":7.0,"delta":-0.0391,"gamma":0.0,"vega":4.48,"theta":-0.371,"rho":-1.7132,"theo":32.4527,"change":0.55,"open":31.5,"high":32.3,"low":31.5,"tick":"up","last_trade_price":32.3,"last_trade_time":"2026-02-18T15:09:30","percent_change":1.73228,"prev_day_close":31.5},{"option":"SPX260918C04450000","bid":2493.9,"bid_size":2.0,"ask":2504.1,"ask_size":2.0,"iv":0.3668,"open_interest":400.0,"volume":0.0,"delta":0.9612,"gamma":0.0,"vega":4.5637,"theta":-0.1211,"rho":23.6278,"theo":2498.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2589.2,"last_trade_time":"2026-01-16T10:54:09","percent_change":0.0,"prev_day_close":2517.69995117188},{"option":"SPX260918P04450000","bid":32.7,"bid_size":203.0,"ask":33.5,"ask_size":92.0,"iv":0.3647,"open_interest":264.0,"volume":7.0,"delta":-0.04,"gamma":0.0,"vega":4.5637,"theta":-0.3755,"rho":-1.7524,"theo":33.0821,"change":0.5,"open":32.1,"high":32.9,"low":32.1,"tick":"up","last_trade_price":32.9,"last_trade_time":"2026-02-18T15:09:25","percent_change":1.54321,"prev_day_close":32.0999994277954},{"option":"SPX260918C04475000","bid":2469.1,"bid_size":2.0,"ask":2480.4,"ask_size":2.0,"iv":0.3634,"open_interest":0.0,"volume":0.0,"delta":0.9603,"gamma":0.0,"vega":4.6487,"theta":-0.1281,"rho":23.7293,"theo":2474.2667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2493.94995117188},{"option":"SPX260918P04475000","bid":33.4,"bid_size":148.0,"ask":34.3,"ask_size":89.0,"iv":0.3626,"open_interest":329.0,"volume":7.0,"delta":-0.0409,"gamma":0.0,"vega":4.6487,"theta":-0.38,"rho":-1.7926,"theo":33.7273,"change":0.55,"open":32.7,"high":33.6,"low":32.7,"tick":"up","last_trade_price":33.6,"last_trade_time":"2026-02-18T15:10:15","percent_change":1.66415,"prev_day_close":32.7000007629394},{"option":"SPX260918C04500000","bid":2446.4,"bid_size":2.0,"ask":2456.7,"ask_size":2.0,"iv":0.3622,"open_interest":7.0,"volume":0.0,"delta":0.9594,"gamma":0.0,"vega":4.7351,"theta":-0.1352,"rho":23.8299,"theo":2450.494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2531.18,"last_trade_time":"2026-01-29T13:32:49","percent_change":0.0,"prev_day_close":2470.09997558594},{"option":"SPX260918P04500000","bid":34.0,"bid_size":205.0,"ask":34.8,"ask_size":134.0,"iv":0.3599,"open_interest":5306.0,"volume":107.0,"delta":-0.0419,"gamma":0.0,"vega":4.7351,"theta":-0.3846,"rho":-1.8338,"theo":34.3888,"change":0.5,"open":31.9,"high":34.2,"low":31.9,"tick":"up","last_trade_price":34.2,"last_trade_time":"2026-02-18T15:10:42","percent_change":1.48368,"prev_day_close":33.3999996185303},{"option":"SPX260918C04525000","bid":2421.7,"bid_size":2.0,"ask":2433.1,"ask_size":2.0,"iv":0.359,"open_interest":0.0,"volume":0.0,"delta":0.9584,"gamma":0.0,"vega":4.8228,"theta":-0.1424,"rho":23.9296,"theo":2426.7382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2446.30004882812},{"option":"SPX260918P04525000","bid":34.7,"bid_size":139.0,"ask":35.5,"ask_size":90.0,"iv":0.3576,"open_interest":433.0,"volume":11.0,"delta":-0.0428,"gamma":0.0,"vega":4.8228,"theta":-0.3892,"rho":-1.8759,"theo":35.0672,"change":0.55,"open":32.48,"high":34.9,"low":32.48,"tick":"up","last_trade_price":34.9,"last_trade_time":"2026-02-18T15:09:30","percent_change":1.60117,"prev_day_close":34.0},{"option":"SPX260918C04550000","bid":2398.8,"bid_size":2.0,"ask":2409.0,"ask_size":2.0,"iv":0.3571,"open_interest":1.0,"volume":0.0,"delta":0.9574,"gamma":0.0,"vega":4.9119,"theta":-0.1497,"rho":24.0283,"theo":2402.9998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1703.05,"last_trade_time":"2025-06-03T12:51:34","percent_change":0.0,"prev_day_close":2422.69995117188},{"option":"SPX260918P04550000","bid":35.4,"bid_size":184.0,"ask":36.2,"ask_size":87.0,"iv":0.3553,"open_interest":351.0,"volume":9.0,"delta":-0.0438,"gamma":0.0,"vega":4.9119,"theta":-0.394,"rho":-1.919,"theo":35.7629,"change":0.5,"open":33.4,"high":35.6,"low":33.3,"tick":"up","last_trade_price":35.6,"last_trade_time":"2026-02-18T15:10:41","percent_change":1.4245,"prev_day_close":34.7000007629394},{"option":"SPX260918C04575000","bid":2374.5,"bid_size":2.0,"ask":2385.7,"ask_size":2.0,"iv":0.3545,"open_interest":0.0,"volume":0.0,"delta":0.9564,"gamma":0.0,"vega":5.0025,"theta":-0.157,"rho":24.126,"theo":2379.2794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2398.84997558594},{"option":"SPX260918P04575000","bid":36.2,"bid_size":131.0,"ask":37.0,"ask_size":90.0,"iv":0.3531,"open_interest":401.0,"volume":25.0,"delta":-0.0448,"gamma":0.0,"vega":5.0025,"theta":-0.3988,"rho":-1.9631,"theo":36.4767,"change":0.55,"open":34.0,"high":36.3,"low":34.0,"tick":"up","last_trade_price":36.3,"last_trade_time":"2026-02-18T15:10:41","percent_change":1.53846,"prev_day_close":35.3999996185303},{"option":"SPX260918C04600000","bid":2351.4,"bid_size":2.0,"ask":2361.6,"ask_size":2.0,"iv":0.3524,"open_interest":1.0,"volume":0.0,"delta":0.9554,"gamma":0.0,"vega":5.0946,"theta":-0.1644,"rho":24.2227,"theo":2355.5776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2348.64,"last_trade_time":"2026-02-05T09:52:34","percent_change":0.0,"prev_day_close":2375.09997558594},{"option":"SPX260918P04600000","bid":36.8,"bid_size":193.0,"ask":37.7,"ask_size":88.0,"iv":0.3506,"open_interest":954.0,"volume":12.0,"delta":-0.0459,"gamma":0.0,"vega":5.0946,"theta":-0.4036,"rho":-2.0081,"theo":37.209,"change":0.45,"open":34.63,"high":37.0,"low":34.53,"tick":"up","last_trade_price":37.0,"last_trade_time":"2026-02-18T15:09:35","percent_change":1.23119,"prev_day_close":36.1000003814697},{"option":"SPX260918C04625000","bid":2326.8,"bid_size":2.0,"ask":2338.1,"ask_size":2.0,"iv":0.3494,"open_interest":0.0,"volume":0.0,"delta":0.9543,"gamma":0.0,"vega":5.1885,"theta":-0.1718,"rho":24.3185,"theo":2331.8949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2351.40002441406},{"option":"SPX260918P04625000","bid":37.7,"bid_size":137.0,"ask":38.6,"ask_size":80.0,"iv":0.3486,"open_interest":409.0,"volume":54.0,"delta":-0.047,"gamma":0.0,"vega":5.1885,"theta":-0.4086,"rho":-2.0542,"theo":37.9605,"change":0.4,"open":35.3,"high":37.7,"low":35.09,"tick":"up","last_trade_price":37.7,"last_trade_time":"2026-02-18T15:10:55","percent_change":1.07239,"prev_day_close":36.7999992370606},{"option":"SPX260918C04650000","bid":2303.3,"bid_size":2.0,"ask":2313.0,"ask_size":2.0,"iv":0.3458,"open_interest":0.0,"volume":0.0,"delta":0.9532,"gamma":0.0001,"vega":5.2843,"theta":-0.1793,"rho":24.413,"theo":2308.232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2327.85009765625},{"option":"SPX260918P04650000","bid":38.4,"bid_size":203.0,"ask":39.3,"ask_size":118.0,"iv":0.3462,"open_interest":1230.0,"volume":28.0,"delta":-0.048,"gamma":0.0001,"vega":5.2843,"theta":-0.4136,"rho":-2.1014,"theo":38.7318,"change":0.55,"open":37.3,"high":38.6,"low":36.1,"tick":"up","last_trade_price":38.6,"last_trade_time":"2026-02-18T15:11:35","percent_change":1.44547,"prev_day_close":37.6000003814697},{"option":"SPX260918C04675000","bid":2279.8,"bid_size":2.0,"ask":2290.8,"ask_size":2.0,"iv":0.3451,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0001,"vega":5.3822,"theta":-0.1869,"rho":24.5064,"theo":2284.5895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2304.15002441406},{"option":"SPX260918P04675000","bid":39.2,"bid_size":123.0,"ask":40.0,"ask_size":79.0,"iv":0.3438,"open_interest":598.0,"volume":44.0,"delta":-0.0492,"gamma":0.0001,"vega":5.3822,"theta":-0.4186,"rho":-2.1498,"theo":39.5235,"change":0.45,"open":38.52,"high":39.3,"low":36.57,"tick":"up","last_trade_price":39.3,"last_trade_time":"2026-02-18T15:09:37","percent_change":1.15831,"prev_day_close":38.2999992370606},{"option":"SPX260918C04700000","bid":2256.9,"bid_size":2.0,"ask":2266.9,"ask_size":2.0,"iv":0.3432,"open_interest":1.0,"volume":0.0,"delta":0.9509,"gamma":0.0001,"vega":5.4824,"theta":-0.1946,"rho":24.5985,"theo":2260.9682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1978.68,"last_trade_time":"2025-08-22T10:15:39","percent_change":0.0,"prev_day_close":2280.45007324219},{"option":"SPX260918P04700000","bid":40.0,"bid_size":203.0,"ask":40.8,"ask_size":80.0,"iv":0.3416,"open_interest":2288.0,"volume":93.0,"delta":-0.0503,"gamma":0.0001,"vega":5.4824,"theta":-0.4238,"rho":-2.1995,"theo":40.3364,"change":0.25,"open":39.4,"high":40.0,"low":37.17,"tick":"down","last_trade_price":39.9,"last_trade_time":"2026-02-18T15:07:57","percent_change":0.630513,"prev_day_close":39.1000003814697},{"option":"SPX260918C04725000","bid":2232.4,"bid_size":2.0,"ask":2243.3,"ask_size":2.0,"iv":0.3401,"open_interest":0.0,"volume":0.0,"delta":0.9497,"gamma":0.0001,"vega":5.585,"theta":-0.2024,"rho":24.6891,"theo":2237.3688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2256.79992675781},{"option":"SPX260918P04725000","bid":40.8,"bid_size":168.0,"ask":41.7,"ask_size":77.0,"iv":0.3394,"open_interest":671.0,"volume":141.0,"delta":-0.0515,"gamma":0.0001,"vega":5.585,"theta":-0.429,"rho":-2.2507,"theo":41.1711,"change":-0.45,"open":39.2,"high":41.0,"low":38.1,"tick":"down","last_trade_price":40.0,"last_trade_time":"2026-02-18T15:43:24","percent_change":-1.11249,"prev_day_close":39.8999996185303},{"option":"SPX260918C04750000","bid":2209.8,"bid_size":2.0,"ask":2218.5,"ask_size":2.0,"iv":0.3376,"open_interest":0.0,"volume":0.0,"delta":0.9485,"gamma":0.0001,"vega":5.69,"theta":-0.2102,"rho":24.7781,"theo":2213.7922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2233.25},{"option":"SPX260918P04750000","bid":41.8,"bid_size":97.0,"ask":42.7,"ask_size":158.0,"iv":0.3374,"open_interest":8994.0,"volume":72.0,"delta":-0.0528,"gamma":0.0001,"vega":5.69,"theta":-0.4343,"rho":-2.3035,"theo":42.0287,"change":-0.61,"open":40.2,"high":41.7,"low":38.8,"tick":"down","last_trade_price":40.74,"last_trade_time":"2026-02-18T16:00:21","percent_change":-1.47521,"prev_day_close":40.7999992370606},{"option":"SPX260918C04775000","bid":2185.2,"bid_size":2.0,"ask":2195.9,"ask_size":2.0,"iv":0.3354,"open_interest":0.0,"volume":0.0,"delta":0.9472,"gamma":0.0001,"vega":5.7975,"theta":-0.2181,"rho":24.8654,"theo":2190.2391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2209.59997558594},{"option":"SPX260918P04775000","bid":42.6,"bid_size":190.0,"ask":43.4,"ask_size":91.0,"iv":0.335,"open_interest":1183.0,"volume":50.0,"delta":-0.054,"gamma":0.0001,"vega":5.7975,"theta":-0.4397,"rho":-2.3579,"theo":42.9098,"change":0.5,"open":40.32,"high":42.7,"low":39.6,"tick":"up","last_trade_price":42.7,"last_trade_time":"2026-02-18T15:11:34","percent_change":1.18483,"prev_day_close":41.6000003814697},{"option":"SPX260918C04800000","bid":2162.9,"bid_size":2.0,"ask":2172.5,"ask_size":2.0,"iv":0.3343,"open_interest":1.0,"volume":0.0,"delta":0.9459,"gamma":0.0001,"vega":5.9075,"theta":-0.226,"rho":24.9509,"theo":2166.7106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1896.89,"last_trade_time":"2025-08-22T11:24:16","percent_change":0.0,"prev_day_close":2186.09997558594},{"option":"SPX260918P04800000","bid":43.5,"bid_size":188.0,"ask":44.3,"ask_size":94.0,"iv":0.3328,"open_interest":2217.0,"volume":31.0,"delta":-0.0553,"gamma":0.0001,"vega":5.9075,"theta":-0.4451,"rho":-2.4142,"theo":43.8155,"change":0.5,"open":40.41,"high":43.6,"low":40.4,"tick":"up","last_trade_price":43.6,"last_trade_time":"2026-02-18T15:11:36","percent_change":1.16009,"prev_day_close":42.5},{"option":"SPX260918C04825000","bid":2138.6,"bid_size":2.0,"ask":2148.5,"ask_size":2.0,"iv":0.331,"open_interest":1.0,"volume":0.0,"delta":0.9446,"gamma":0.0001,"vega":6.0198,"theta":-0.2341,"rho":25.0346,"theo":2143.2076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2121.44,"last_trade_time":"2025-10-06T14:52:58","percent_change":0.0,"prev_day_close":2162.54992675781},{"option":"SPX260918P04825000","bid":44.4,"bid_size":160.0,"ask":45.3,"ask_size":71.0,"iv":0.3306,"open_interest":657.0,"volume":8.0,"delta":-0.0566,"gamma":0.0001,"vega":6.0198,"theta":-0.4506,"rho":-2.4722,"theo":44.7466,"change":0.6,"open":41.6,"high":44.6,"low":41.6,"tick":"up","last_trade_price":44.6,"last_trade_time":"2026-02-18T15:11:43","percent_change":1.36364,"prev_day_close":43.3999996185303},{"option":"SPX260918C04850000","bid":2115.8,"bid_size":2.0,"ask":2124.7,"ask_size":2.0,"iv":0.3292,"open_interest":0.0,"volume":0.0,"delta":0.9432,"gamma":0.0001,"vega":6.1344,"theta":-0.2422,"rho":25.1165,"theo":2119.7309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2139.0},{"option":"SPX260918P04850000","bid":45.4,"bid_size":193.0,"ask":46.2,"ask_size":82.0,"iv":0.3284,"open_interest":3131.0,"volume":11.0,"delta":-0.058,"gamma":0.0001,"vega":6.1344,"theta":-0.4563,"rho":-2.5321,"theo":45.7041,"change":0.45,"open":42.5,"high":45.4,"low":42.49,"tick":"up","last_trade_price":45.4,"last_trade_time":"2026-02-18T15:09:38","percent_change":1.00111,"prev_day_close":44.2999992370606},{"option":"SPX260918C04875000","bid":2091.6,"bid_size":2.0,"ask":2101.9,"ask_size":2.0,"iv":0.3269,"open_interest":0.0,"volume":0.0,"delta":0.9418,"gamma":0.0001,"vega":6.251,"theta":-0.2504,"rho":25.1966,"theo":2096.2816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2115.44995117188},{"option":"SPX260918P04875000","bid":46.4,"bid_size":103.0,"ask":47.4,"ask_size":66.0,"iv":0.3265,"open_interest":729.0,"volume":6.0,"delta":-0.0594,"gamma":0.0001,"vega":6.251,"theta":-0.462,"rho":-2.5938,"theo":46.6889,"change":0.4,"open":45.3,"high":46.3,"low":45.3,"tick":"up","last_trade_price":46.3,"last_trade_time":"2026-02-18T15:09:24","percent_change":0.871461,"prev_day_close":45.25},{"option":"SPX260918C04900000","bid":2069.1,"bid_size":2.0,"ask":2078.4,"ask_size":2.0,"iv":0.3254,"open_interest":0.0,"volume":0.0,"delta":0.9404,"gamma":0.0001,"vega":6.3695,"theta":-0.2587,"rho":25.2749,"theo":2072.8604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2092.15002441406},{"option":"SPX260918P04900000","bid":47.4,"bid_size":186.0,"ask":48.2,"ask_size":69.0,"iv":0.3242,"open_interest":1359.0,"volume":9.0,"delta":-0.0608,"gamma":0.0001,"vega":6.3695,"theta":-0.4677,"rho":-2.6573,"theo":47.7019,"change":0.45,"open":44.3,"high":47.4,"low":44.3,"tick":"up","last_trade_price":47.4,"last_trade_time":"2026-02-18T15:11:22","percent_change":0.958465,"prev_day_close":46.25},{"option":"SPX260918C04925000","bid":2044.8,"bid_size":2.0,"ask":2055.4,"ask_size":2.0,"iv":0.3229,"open_interest":0.0,"volume":0.0,"delta":0.9389,"gamma":0.0001,"vega":6.4899,"theta":-0.2671,"rho":25.3517,"theo":2049.4683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2068.70007324219},{"option":"SPX260918P04925000","bid":48.3,"bid_size":156.0,"ask":49.3,"ask_size":62.0,"iv":0.322,"open_interest":177.0,"volume":5.0,"delta":-0.0623,"gamma":0.0001,"vega":6.4899,"theta":-0.4736,"rho":-2.7223,"theo":48.744,"change":0.4,"open":47.0,"high":48.4,"low":47.0,"tick":"up","last_trade_price":48.4,"last_trade_time":"2026-02-18T15:10:07","percent_change":0.833333,"prev_day_close":47.25},{"option":"SPX260918C04950000","bid":2022.4,"bid_size":2.0,"ask":2031.9,"ask_size":2.0,"iv":0.3214,"open_interest":3.0,"volume":0.0,"delta":0.9374,"gamma":0.0001,"vega":6.6119,"theta":-0.2756,"rho":25.4267,"theo":2026.1061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1362.86,"last_trade_time":"2025-06-23T12:03:29","percent_change":0.0,"prev_day_close":2045.25},{"option":"SPX260918P04950000","bid":49.5,"bid_size":145.0,"ask":50.5,"ask_size":107.0,"iv":0.3201,"open_interest":955.0,"volume":5.0,"delta":-0.0639,"gamma":0.0001,"vega":6.6119,"theta":-0.4795,"rho":-2.789,"theo":49.816,"change":0.35,"open":48.0,"high":49.4,"low":48.0,"tick":"up","last_trade_price":49.4,"last_trade_time":"2026-02-18T15:09:30","percent_change":0.713559,"prev_day_close":48.25},{"option":"SPX260918C04975000","bid":1998.1,"bid_size":2.0,"ask":2008.4,"ask_size":2.0,"iv":0.3185,"open_interest":1.0,"volume":0.0,"delta":0.9358,"gamma":0.0001,"vega":6.7358,"theta":-0.2841,"rho":25.5002,"theo":2002.7746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1893.83,"last_trade_time":"2025-11-17T15:48:18","percent_change":0.0,"prev_day_close":2021.95001220703},{"option":"SPX260918P04975000","bid":50.6,"bid_size":149.0,"ask":51.6,"ask_size":59.0,"iv":0.318,"open_interest":168.0,"volume":6.0,"delta":-0.0654,"gamma":0.0001,"vega":6.7358,"theta":-0.4855,"rho":-2.8573,"theo":50.9186,"change":0.2,"open":49.1,"high":50.3,"low":49.1,"tick":"up","last_trade_price":50.3,"last_trade_time":"2026-02-18T15:07:50","percent_change":0.399201,"prev_day_close":49.3499984741211},{"option":"SPX260918C05000000","bid":1975.6,"bid_size":2.0,"ask":1985.1,"ask_size":2.0,"iv":0.317,"open_interest":26518.0,"volume":0.0,"delta":0.9342,"gamma":0.0001,"vega":6.8615,"theta":-0.2927,"rho":25.5722,"theo":1979.4744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1920.99,"last_trade_time":"2026-02-17T10:50:46","percent_change":0.0,"prev_day_close":1998.64996337891},{"option":"SPX260918P05000000","bid":51.7,"bid_size":165.0,"ask":52.5,"ask_size":73.0,"iv":0.3157,"open_interest":37639.0,"volume":18.0,"delta":-0.067,"gamma":0.0001,"vega":6.8615,"theta":-0.4916,"rho":-2.9271,"theo":52.0525,"change":0.15,"open":48.5,"high":51.4,"low":48.13,"tick":"up","last_trade_price":51.4,"last_trade_time":"2026-02-18T15:07:50","percent_change":0.292683,"prev_day_close":50.3999996185303},{"option":"SPX260918C05025000","bid":1951.7,"bid_size":2.0,"ask":1961.8,"ask_size":2.0,"iv":0.3144,"open_interest":0.0,"volume":0.0,"delta":0.9325,"gamma":0.0001,"vega":6.9894,"theta":-0.3014,"rho":25.6426,"theo":1956.2063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1671.13,"last_trade_time":"2025-09-05T11:05:08","percent_change":0.0,"prev_day_close":1975.40002441406},{"option":"SPX260918P05025000","bid":52.9,"bid_size":93.0,"ask":53.9,"ask_size":57.0,"iv":0.3139,"open_interest":238.0,"volume":5.0,"delta":-0.0687,"gamma":0.0001,"vega":6.9894,"theta":-0.4978,"rho":-2.9986,"theo":53.2186,"change":0.3,"open":51.6,"high":52.7,"low":51.6,"tick":"up","last_trade_price":52.7,"last_trade_time":"2026-02-18T15:11:11","percent_change":0.57252,"prev_day_close":51.5499992370606},{"option":"SPX260918C05050000","bid":1929.3,"bid_size":2.0,"ask":1938.5,"ask_size":2.0,"iv":0.3129,"open_interest":5.0,"volume":0.0,"delta":0.9308,"gamma":0.0001,"vega":7.1197,"theta":-0.3102,"rho":25.7112,"theo":1932.9711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1943.92,"last_trade_time":"2025-12-15T11:55:59","percent_change":0.0,"prev_day_close":1951.95001220703},{"option":"SPX260918P05050000","bid":54.1,"bid_size":93.0,"ask":55.1,"ask_size":101.0,"iv":0.3119,"open_interest":578.0,"volume":5.0,"delta":-0.0704,"gamma":0.0001,"vega":7.1197,"theta":-0.5041,"rho":-3.0717,"theo":54.4176,"change":0.1,"open":52.4,"high":53.7,"low":52.4,"tick":"up","last_trade_price":53.7,"last_trade_time":"2026-02-18T15:07:50","percent_change":0.186566,"prev_day_close":52.6500015258789},{"option":"SPX260918C05075000","bid":1905.3,"bid_size":2.0,"ask":1915.3,"ask_size":2.0,"iv":0.3103,"open_interest":0.0,"volume":0.0,"delta":0.9291,"gamma":0.0001,"vega":7.2526,"theta":-0.319,"rho":25.7779,"theo":1909.7697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1928.89996337891},{"option":"SPX260918P05075000","bid":55.2,"bid_size":146.0,"ask":56.3,"ask_size":53.0,"iv":0.3097,"open_interest":1119.0,"volume":22.0,"delta":-0.0721,"gamma":0.0001,"vega":7.2526,"theta":-0.5104,"rho":-3.1468,"theo":55.6504,"change":0.3,"open":51.9,"high":55.1,"low":51.9,"tick":"up","last_trade_price":55.1,"last_trade_time":"2026-02-18T15:09:33","percent_change":0.547447,"prev_day_close":53.8499984741211},{"option":"SPX260918C05100000","bid":1883.0,"bid_size":2.0,"ask":1892.1,"ask_size":2.0,"iv":0.3089,"open_interest":16.0,"volume":0.0,"delta":0.9273,"gamma":0.0001,"vega":7.3884,"theta":-0.328,"rho":25.8425,"theo":1886.6029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1833.39,"last_trade_time":"2025-09-22T15:45:12","percent_change":0.0,"prev_day_close":1905.54998779297},{"option":"SPX260918P05100000","bid":56.5,"bid_size":153.0,"ask":57.5,"ask_size":81.0,"iv":0.3077,"open_interest":2134.0,"volume":5.0,"delta":-0.0739,"gamma":0.0001,"vega":7.3884,"theta":-0.5168,"rho":-3.224,"theo":56.9178,"change":0.2,"open":54.7,"high":56.3,"low":54.7,"tick":"up","last_trade_price":56.3,"last_trade_time":"2026-02-18T15:11:09","percent_change":0.356506,"prev_day_close":55.0499992370606},{"option":"SPX260918C05125000","bid":1858.9,"bid_size":2.0,"ask":1869.1,"ask_size":2.0,"iv":0.3063,"open_interest":0.0,"volume":0.0,"delta":0.9254,"gamma":0.0001,"vega":7.5274,"theta":-0.337,"rho":25.9048,"theo":1863.4718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1882.5},{"option":"SPX260918P05125000","bid":57.7,"bid_size":163.0,"ask":58.8,"ask_size":81.0,"iv":0.3056,"open_interest":1661.0,"volume":6.0,"delta":-0.0758,"gamma":0.0001,"vega":7.5274,"theta":-0.5233,"rho":-3.3035,"theo":58.2208,"change":0.2,"open":56.3,"high":57.6,"low":56.3,"tick":"up","last_trade_price":57.6,"last_trade_time":"2026-02-18T15:10:03","percent_change":0.348433,"prev_day_close":56.2999992370606},{"option":"SPX260918C05150000","bid":1836.8,"bid_size":2.0,"ask":1845.8,"ask_size":2.0,"iv":0.3048,"open_interest":1.0,"volume":0.0,"delta":0.9236,"gamma":0.0001,"vega":7.6694,"theta":-0.3461,"rho":25.9644,"theo":1840.3774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1837.64,"last_trade_time":"2025-12-19T09:52:35","percent_change":0.0,"prev_day_close":1859.19995117188},{"option":"SPX260918P05150000","bid":59.1,"bid_size":160.0,"ask":60.1,"ask_size":78.0,"iv":0.3037,"open_interest":2510.0,"volume":6.0,"delta":-0.0777,"gamma":0.0001,"vega":7.6694,"theta":-0.5298,"rho":-3.3856,"theo":59.5606,"change":0.15,"open":57.6,"high":58.9,"low":57.6,"tick":"up","last_trade_price":58.9,"last_trade_time":"2026-02-18T15:11:09","percent_change":0.255319,"prev_day_close":57.6000003814697},{"option":"SPX260918C05175000","bid":1812.9,"bid_size":2.0,"ask":1823.0,"ask_size":2.0,"iv":0.3025,"open_interest":3.0,"volume":0.0,"delta":0.9216,"gamma":0.0001,"vega":7.8147,"theta":-0.3552,"rho":26.0214,"theo":1817.321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1675.83,"last_trade_time":"2025-11-18T16:00:10","percent_change":0.0,"prev_day_close":1836.29998779297},{"option":"SPX260918P05175000","bid":60.4,"bid_size":136.0,"ask":61.5,"ask_size":50.0,"iv":0.3017,"open_interest":192.0,"volume":5.0,"delta":-0.0796,"gamma":0.0001,"vega":7.8147,"theta":-0.5365,"rho":-3.4704,"theo":60.9383,"change":0.2,"open":58.9,"high":60.3,"low":58.9,"tick":"up","last_trade_price":60.3,"last_trade_time":"2026-02-18T15:11:19","percent_change":0.332778,"prev_day_close":58.8999996185303},{"option":"SPX260918C05200000","bid":1790.7,"bid_size":2.0,"ask":1799.4,"ask_size":2.0,"iv":0.3006,"open_interest":3.0,"volume":0.0,"delta":0.9196,"gamma":0.0001,"vega":7.9628,"theta":-0.3644,"rho":26.0756,"theo":1794.3038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1883.85,"last_trade_time":"2026-02-11T13:04:21","percent_change":0.0,"prev_day_close":1813.0},{"option":"SPX260918P05200000","bid":61.8,"bid_size":154.0,"ask":62.9,"ask_size":74.0,"iv":0.2997,"open_interest":3404.0,"volume":12.0,"delta":-0.0816,"gamma":0.0001,"vega":7.9628,"theta":-0.5432,"rho":-3.558,"theo":62.3553,"change":0.25,"open":57.31,"high":61.7,"low":57.26,"tick":"up","last_trade_price":61.7,"last_trade_time":"2026-02-18T15:10:07","percent_change":0.406834,"prev_day_close":60.25},{"option":"SPX260918C05225000","bid":1766.9,"bid_size":2.0,"ask":1776.5,"ask_size":2.0,"iv":0.2982,"open_interest":0.0,"volume":0.0,"delta":0.9175,"gamma":0.0001,"vega":8.1135,"theta":-0.3737,"rho":26.1269,"theo":1771.3269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1790.15002441406},{"option":"SPX260918P05225000","bid":63.3,"bid_size":125.0,"ask":64.4,"ask_size":48.0,"iv":0.2978,"open_interest":121.0,"volume":10.0,"delta":-0.0837,"gamma":0.0001,"vega":8.1135,"theta":-0.5499,"rho":-3.6485,"theo":63.8125,"change":0.1,"open":59.1,"high":63.0,"low":59.0,"tick":"up","last_trade_price":63.0,"last_trade_time":"2026-02-18T15:10:58","percent_change":0.158983,"prev_day_close":61.6500015258789},{"option":"SPX260918C05250000","bid":1744.9,"bid_size":2.0,"ask":1753.9,"ask_size":2.0,"iv":0.2971,"open_interest":4.0,"volume":0.0,"delta":0.9154,"gamma":0.0001,"vega":8.2666,"theta":-0.3831,"rho":26.1754,"theo":1748.3915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1717.36,"last_trade_time":"2025-11-25T14:58:06","percent_change":0.0,"prev_day_close":1766.95001220703},{"option":"SPX260918P05250000","bid":64.8,"bid_size":124.0,"ask":65.8,"ask_size":48.0,"iv":0.2958,"open_interest":886.0,"volume":135.0,"delta":-0.0858,"gamma":0.0001,"vega":8.2666,"theta":-0.5568,"rho":-3.7417,"theo":65.3114,"change":0.1,"open":60.69,"high":64.5,"low":60.16,"tick":"up","last_trade_price":64.5,"last_trade_time":"2026-02-18T15:11:12","percent_change":0.155283,"prev_day_close":63.1000003814697},{"option":"SPX260918C05275000","bid":1721.3,"bid_size":2.0,"ask":1730.8,"ask_size":2.0,"iv":0.2946,"open_interest":0.0,"volume":0.0,"delta":0.9133,"gamma":0.0001,"vega":8.4216,"theta":-0.3925,"rho":26.2215,"theo":1725.4988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1744.15002441406},{"option":"SPX260918P05275000","bid":66.3,"bid_size":122.0,"ask":67.4,"ask_size":46.0,"iv":0.2939,"open_interest":1093.0,"volume":21.0,"delta":-0.088,"gamma":0.0001,"vega":8.4216,"theta":-0.5636,"rho":-3.8374,"theo":66.8529,"change":-1.5,"open":62.2,"high":66.1,"low":61.78,"tick":"up","last_trade_price":64.4,"last_trade_time":"2026-02-18T15:59:50","percent_change":-2.27617,"prev_day_close":64.5500030517578},{"option":"SPX260918C05300000","bid":1699.1,"bid_size":2.0,"ask":1707.9,"ask_size":2.0,"iv":0.293,"open_interest":1.0,"volume":0.0,"delta":0.911,"gamma":0.0001,"vega":8.5784,"theta":-0.4019,"rho":26.2651,"theo":1702.6498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1189.57,"last_trade_time":"2025-06-26T10:22:10","percent_change":0.0,"prev_day_close":1721.09997558594},{"option":"SPX260918P05300000","bid":67.9,"bid_size":118.0,"ask":68.9,"ask_size":63.0,"iv":0.2919,"open_interest":2084.0,"volume":33.0,"delta":-0.0902,"gamma":0.0001,"vega":8.5784,"theta":-0.5706,"rho":-3.9356,"theo":68.4379,"change":-1.78,"open":62.96,"high":67.6,"low":62.72,"tick":"no_change","last_trade_price":65.72,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.63704,"prev_day_close":66.0500030517578},{"option":"SPX260918C05325000","bid":1675.6,"bid_size":2.0,"ask":1685.1,"ask_size":2.0,"iv":0.2907,"open_interest":0.0,"volume":0.0,"delta":0.9087,"gamma":0.0001,"vega":8.7368,"theta":-0.4115,"rho":26.3065,"theo":1679.8451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1698.45001220703},{"option":"SPX260918P05325000","bid":69.5,"bid_size":144.0,"ask":70.5,"ask_size":61.0,"iv":0.29,"open_interest":1379.0,"volume":38.0,"delta":-0.0925,"gamma":0.0001,"vega":8.7368,"theta":-0.5776,"rho":-4.036,"theo":70.0675,"change":-1.6,"open":66.07,"high":69.3,"low":65.1,"tick":"up","last_trade_price":67.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":-2.31549,"prev_day_close":67.7000007629394},{"option":"SPX260918C05350000","bid":1653.5,"bid_size":2.0,"ask":1662.2,"ask_size":2.0,"iv":0.2891,"open_interest":0.0,"volume":0.0,"delta":0.9064,"gamma":0.0001,"vega":8.8969,"theta":-0.421,"rho":26.3458,"theo":1657.0858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1675.40002441406},{"option":"SPX260918P05350000","bid":71.1,"bid_size":145.0,"ask":72.2,"ask_size":62.0,"iv":0.2881,"open_interest":2108.0,"volume":9.0,"delta":-0.0948,"gamma":0.0001,"vega":8.8969,"theta":-0.5847,"rho":-4.1385,"theo":71.7423,"change":0.0,"open":69.1,"high":70.7,"low":69.1,"tick":"up","last_trade_price":70.7,"last_trade_time":"2026-02-18T15:10:42","percent_change":-1.07912e-6,"prev_day_close":69.2000007629394},{"option":"SPX260918C05375000","bid":1630.1,"bid_size":2.0,"ask":1639.6,"ask_size":2.0,"iv":0.2869,"open_interest":0.0,"volume":0.0,"delta":0.904,"gamma":0.0001,"vega":9.059,"theta":-0.4307,"rho":26.3829,"theo":1634.3724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1652.75},{"option":"SPX260918P05375000","bid":72.8,"bid_size":116.0,"ask":74.0,"ask_size":42.0,"iv":0.2863,"open_interest":422.0,"volume":6.0,"delta":-0.0973,"gamma":0.0001,"vega":9.059,"theta":-0.5918,"rho":-4.2432,"theo":73.4631,"change":0.15,"open":67.8,"high":72.6,"low":67.8,"tick":"up","last_trade_price":72.6,"last_trade_time":"2026-02-18T15:11:38","percent_change":0.207038,"prev_day_close":70.8499984741211},{"option":"SPX260918C05400000","bid":1608.2,"bid_size":2.0,"ask":1616.8,"ask_size":2.0,"iv":0.2854,"open_interest":506.0,"volume":0.0,"delta":0.9015,"gamma":0.0001,"vega":9.2234,"theta":-0.4404,"rho":26.4176,"theo":1611.7058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1667.63,"last_trade_time":"2026-02-06T13:38:03","percent_change":0.0,"prev_day_close":1629.84997558594},{"option":"SPX260918P05400000","bid":74.6,"bid_size":134.0,"ask":75.7,"ask_size":61.0,"iv":0.2844,"open_interest":2694.0,"volume":112.0,"delta":-0.0997,"gamma":0.0001,"vega":9.2234,"theta":-0.5989,"rho":-4.3502,"theo":75.2306,"change":-2.08,"open":69.0,"high":74.1,"low":69.0,"tick":"no_change","last_trade_price":72.12,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.80324,"prev_day_close":72.6000022888184},{"option":"SPX260918C05425000","bid":1584.1,"bid_size":2.0,"ask":1593.6,"ask_size":2.0,"iv":0.2826,"open_interest":1.0,"volume":0.0,"delta":0.8989,"gamma":0.0001,"vega":9.3907,"theta":-0.4501,"rho":26.4498,"theo":1589.0868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1353.98,"last_trade_time":"2025-08-29T09:49:54","percent_change":0.0,"prev_day_close":1607.35003662109},{"option":"SPX260918P05425000","bid":76.4,"bid_size":115.0,"ask":77.5,"ask_size":41.0,"iv":0.2825,"open_interest":330.0,"volume":14.0,"delta":-0.1023,"gamma":0.0001,"vega":9.3907,"theta":-0.6061,"rho":-4.4598,"theo":77.0458,"change":0.1,"open":71.1,"high":76.1,"low":71.1,"tick":"up","last_trade_price":76.1,"last_trade_time":"2026-02-18T15:11:35","percent_change":0.131579,"prev_day_close":74.3499984741211},{"option":"SPX260918C05450000","bid":1563.0,"bid_size":2.0,"ask":1571.5,"ask_size":2.0,"iv":0.2816,"open_interest":3.0,"volume":0.0,"delta":0.8963,"gamma":0.0001,"vega":9.561,"theta":-0.4598,"rho":26.4789,"theo":1566.5165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":972.96,"last_trade_time":"2025-06-23T12:03:29","percent_change":0.0,"prev_day_close":1584.60003662109},{"option":"SPX260918P05450000","bid":78.3,"bid_size":135.0,"ask":79.5,"ask_size":105.0,"iv":0.2808,"open_interest":2147.0,"volume":5.0,"delta":-0.1049,"gamma":0.0001,"vega":9.561,"theta":-0.6133,"rho":-4.5725,"theo":78.9097,"change":0.0,"open":75.9,"high":77.9,"low":75.9,"tick":"up","last_trade_price":77.9,"last_trade_time":"2026-02-18T15:11:36","percent_change":2.93815e-6,"prev_day_close":76.0500030517578},{"option":"SPX260918C05475000","bid":1539.5,"bid_size":2.0,"ask":1549.1,"ask_size":2.0,"iv":0.2793,"open_interest":0.0,"volume":0.0,"delta":0.8936,"gamma":0.0001,"vega":9.7346,"theta":-0.4696,"rho":26.5047,"theo":1543.9962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1562.09997558594},{"option":"SPX260918P05475000","bid":80.1,"bid_size":112.0,"ask":81.3,"ask_size":38.0,"iv":0.2788,"open_interest":483.0,"volume":37.0,"delta":-0.1076,"gamma":0.0001,"vega":9.7346,"theta":-0.6206,"rho":-4.6885,"theo":80.8235,"change":0.15,"open":76.26,"high":79.9,"low":76.26,"tick":"up","last_trade_price":79.9,"last_trade_time":"2026-02-18T15:11:35","percent_change":0.188088,"prev_day_close":77.9500007629394},{"option":"SPX260918C05500000","bid":1518.1,"bid_size":2.0,"ask":1526.4,"ask_size":2.0,"iv":0.2779,"open_interest":31.0,"volume":2.0,"delta":0.8909,"gamma":0.0001,"vega":9.9116,"theta":-0.4794,"rho":26.5267,"theo":1521.5271,"change":22.16,"open":1551.37,"high":1551.37,"low":1537.16,"tick":"down","last_trade_price":1537.16,"last_trade_time":"2026-02-18T14:40:47","percent_change":1.46271,"prev_day_close":1539.39996337891},{"option":"SPX260918P05500000","bid":82.1,"bid_size":129.0,"ask":83.2,"ask_size":53.0,"iv":0.277,"open_interest":7723.0,"volume":350.0,"delta":-0.1103,"gamma":0.0001,"vega":9.9116,"theta":-0.6279,"rho":-4.8082,"theo":82.7886,"change":-2.31,"open":77.3,"high":81.5,"low":76.1,"tick":"no_change","last_trade_price":79.34,"last_trade_time":"2026-02-18T16:06:25","percent_change":-2.82915,"prev_day_close":79.75},{"option":"SPX260918C05525000","bid":1494.7,"bid_size":2.0,"ask":1504.1,"ask_size":2.0,"iv":0.2756,"open_interest":5.0,"volume":0.0,"delta":0.8881,"gamma":0.0001,"vega":10.0918,"theta":-0.4892,"rho":26.5448,"theo":1499.1108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1399.55,"last_trade_time":"2025-09-26T12:23:56","percent_change":0.0,"prev_day_close":1516.84997558594},{"option":"SPX260918P05525000","bid":84.1,"bid_size":110.0,"ask":85.4,"ask_size":37.0,"iv":0.2752,"open_interest":504.0,"volume":21.0,"delta":-0.1132,"gamma":0.0001,"vega":10.0918,"theta":-0.6352,"rho":-4.9319,"theo":84.8064,"change":-0.4,"open":78.2,"high":83.4,"low":78.2,"tick":"down","last_trade_price":83.3,"last_trade_time":"2026-02-18T15:07:50","percent_change":-0.477898,"prev_day_close":81.75},{"option":"SPX260918C05550000","bid":1473.3,"bid_size":2.0,"ask":1480.5,"ask_size":2.0,"iv":0.2736,"open_interest":1.0,"volume":0.0,"delta":0.8852,"gamma":0.0001,"vega":10.2746,"theta":-0.4991,"rho":26.559,"theo":1476.7487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1542.75,"last_trade_time":"2025-12-30T15:27:22","percent_change":0.0,"prev_day_close":1494.34997558594},{"option":"SPX260918P05550000","bid":86.2,"bid_size":106.0,"ask":87.3,"ask_size":52.0,"iv":0.2733,"open_interest":3099.0,"volume":560.0,"delta":-0.1161,"gamma":0.0001,"vega":10.2746,"theta":-0.6425,"rho":-5.0595,"theo":86.8786,"change":-0.55,"open":81.45,"high":85.5,"low":80.03,"tick":"down","last_trade_price":85.2,"last_trade_time":"2026-02-18T15:00:26","percent_change":-0.641399,"prev_day_close":83.75},{"option":"SPX260918C05575000","bid":1450.0,"bid_size":2.0,"ask":1459.4,"ask_size":2.0,"iv":0.2719,"open_interest":0.0,"volume":0.0,"delta":0.8822,"gamma":0.0001,"vega":10.4596,"theta":-0.5089,"rho":26.5693,"theo":1454.4424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1472.0},{"option":"SPX260918P05575000","bid":88.3,"bid_size":124.0,"ask":89.6,"ask_size":53.0,"iv":0.2716,"open_interest":1614.0,"volume":35.0,"delta":-0.119,"gamma":0.0001,"vega":10.4596,"theta":-0.6498,"rho":-5.191,"theo":89.0064,"change":-0.3,"open":82.1,"high":87.6,"low":82.1,"tick":"up","last_trade_price":87.6,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.341299,"prev_day_close":85.7000007629394},{"option":"SPX260918C05600000","bid":1428.8,"bid_size":2.0,"ask":1437.0,"ask_size":2.0,"iv":0.2705,"open_interest":58.0,"volume":0.0,"delta":0.8792,"gamma":0.0001,"vega":10.6461,"theta":-0.5188,"rho":26.5762,"theo":1432.1932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1472.36,"last_trade_time":"2025-12-31T11:37:37","percent_change":0.0,"prev_day_close":1449.95001220703},{"option":"SPX260918P05600000","bid":90.5,"bid_size":119.0,"ask":91.8,"ask_size":90.0,"iv":0.2698,"open_interest":17683.0,"volume":9012.0,"delta":-0.1221,"gamma":0.0001,"vega":10.6461,"theta":-0.6572,"rho":-5.3258,"theo":91.1914,"change":-1.85,"open":88.92,"high":89.8,"low":83.4,"tick":"down","last_trade_price":88.2,"last_trade_time":"2026-02-18T15:41:56","percent_change":-2.05441,"prev_day_close":87.7999992370606},{"option":"SPX260918C05625000","bid":1405.7,"bid_size":2.0,"ask":1414.1,"ask_size":2.0,"iv":0.268,"open_interest":0.0,"volume":0.0,"delta":0.876,"gamma":0.0001,"vega":10.8338,"theta":-0.5286,"rho":26.5799,"theo":1410.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1427.40002441406},{"option":"SPX260918P05625000","bid":92.6,"bid_size":99.0,"ask":93.9,"ask_size":32.0,"iv":0.2679,"open_interest":479.0,"volume":4.0,"delta":-0.1252,"gamma":0.0001,"vega":10.8338,"theta":-0.6645,"rho":-5.4639,"theo":93.4345,"change":-0.75,"open":89.8,"high":91.6,"low":89.8,"tick":"up","last_trade_price":91.6,"last_trade_time":"2026-02-18T15:00:26","percent_change":-0.812126,"prev_day_close":90.0499992370606},{"option":"SPX260918C05650000","bid":1384.5,"bid_size":2.0,"ask":1392.6,"ask_size":2.0,"iv":0.2669,"open_interest":72.0,"volume":0.0,"delta":0.8728,"gamma":0.0001,"vega":11.0226,"theta":-0.5385,"rho":26.5808,"theo":1387.8703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1324.07,"last_trade_time":"2025-09-19T15:24:37","percent_change":0.0,"prev_day_close":1405.45001220703},{"option":"SPX260918P05650000","bid":95.0,"bid_size":114.0,"ask":96.2,"ask_size":49.0,"iv":0.2661,"open_interest":1679.0,"volume":5.0,"delta":-0.1284,"gamma":0.0001,"vega":11.0226,"theta":-0.6718,"rho":-5.6048,"theo":95.7368,"change":-0.4,"open":88.8,"high":94.2,"low":88.8,"tick":"up","last_trade_price":94.2,"last_trade_time":"2026-02-18T14:59:57","percent_change":-0.422831,"prev_day_close":92.25},{"option":"SPX260918C05675000","bid":1361.6,"bid_size":2.0,"ask":1370.6,"ask_size":2.0,"iv":0.2648,"open_interest":70.0,"volume":0.0,"delta":0.8695,"gamma":0.0002,"vega":11.2124,"theta":-0.5483,"rho":26.5791,"theo":1365.7983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1241.23,"last_trade_time":"2025-09-11T15:52:09","percent_change":0.0,"prev_day_close":1383.10003662109},{"option":"SPX260918P05675000","bid":97.4,"bid_size":92.0,"ask":98.7,"ask_size":30.0,"iv":0.2644,"open_interest":271.0,"volume":5.0,"delta":-0.1317,"gamma":0.0002,"vega":11.2124,"theta":-0.6791,"rho":-5.7483,"theo":98.099,"change":-0.65,"open":91.1,"high":96.3,"low":91.1,"tick":"up","last_trade_price":96.3,"last_trade_time":"2026-02-18T15:07:50","percent_change":-0.670449,"prev_day_close":94.3999977111816},{"option":"SPX260918C05700000","bid":1340.4,"bid_size":2.0,"ask":1348.5,"ask_size":2.0,"iv":0.2633,"open_interest":11.0,"volume":0.0,"delta":0.8662,"gamma":0.0002,"vega":11.4038,"theta":-0.5581,"rho":26.5745,"theo":1343.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1457.61,"last_trade_time":"2026-01-27T10:06:06","percent_change":0.0,"prev_day_close":1361.09997558594},{"option":"SPX260918P05700000","bid":99.8,"bid_size":110.0,"ask":101.1,"ask_size":81.0,"iv":0.2627,"open_interest":5497.0,"volume":306.0,"delta":-0.1351,"gamma":0.0002,"vega":11.4038,"theta":-0.6864,"rho":-5.8947,"theo":100.5219,"change":-0.45,"open":92.23,"high":98.9,"low":92.0,"tick":"up","last_trade_price":98.9,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.452946,"prev_day_close":96.7999992370606},{"option":"SPX260918C05725000","bid":1317.7,"bid_size":2.0,"ask":1325.9,"ask_size":2.0,"iv":0.2609,"open_interest":3.0,"volume":0.0,"delta":0.8627,"gamma":0.0002,"vega":11.5972,"theta":-0.5679,"rho":26.5669,"theo":1321.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1006.5,"last_trade_time":"2025-08-07T12:03:14","percent_change":0.0,"prev_day_close":1339.05004882812},{"option":"SPX260918P05725000","bid":102.3,"bid_size":88.0,"ask":103.6,"ask_size":30.0,"iv":0.2609,"open_interest":481.0,"volume":6.0,"delta":-0.1385,"gamma":0.0002,"vega":11.5972,"theta":-0.6937,"rho":-6.0441,"theo":103.0064,"change":-0.75,"open":94.9,"high":101.1,"low":94.9,"tick":"up","last_trade_price":101.1,"last_trade_time":"2026-02-18T15:07:50","percent_change":-0.736379,"prev_day_close":99.2000007629394},{"option":"SPX260918C05750000","bid":1296.7,"bid_size":2.0,"ask":1304.6,"ask_size":2.0,"iv":0.2597,"open_interest":6.0,"volume":0.0,"delta":0.8592,"gamma":0.0002,"vega":11.7932,"theta":-0.5776,"rho":26.5555,"theo":1299.9506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1267.46,"last_trade_time":"2025-10-15T09:52:06","percent_change":0.0,"prev_day_close":1317.0},{"option":"SPX260918P05750000","bid":104.8,"bid_size":106.0,"ask":106.2,"ask_size":82.0,"iv":0.2591,"open_interest":2259.0,"volume":8.0,"delta":-0.1421,"gamma":0.0002,"vega":11.7932,"theta":-0.7009,"rho":-6.1973,"theo":105.5538,"change":-0.55,"open":96.67,"high":103.9,"low":96.64,"tick":"up","last_trade_price":103.9,"last_trade_time":"2026-02-18T14:59:56","percent_change":-0.526568,"prev_day_close":101.600002288818},{"option":"SPX260918C05775000","bid":1274.1,"bid_size":2.0,"ask":1282.2,"ask_size":2.0,"iv":0.2574,"open_interest":4.0,"volume":0.0,"delta":0.8555,"gamma":0.0002,"vega":11.9921,"theta":-0.5873,"rho":26.5398,"theo":1278.1282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1333.7,"last_trade_time":"2026-02-06T13:56:35","percent_change":0.0,"prev_day_close":1295.20001220703},{"option":"SPX260918P05775000","bid":107.4,"bid_size":83.0,"ask":108.8,"ask_size":28.0,"iv":0.2573,"open_interest":629.0,"volume":54.0,"delta":-0.1457,"gamma":0.0002,"vega":11.9921,"theta":-0.7081,"rho":-6.3547,"theo":108.1655,"change":-1.15,"open":99.16,"high":105.9,"low":99.16,"tick":"up","last_trade_price":105.9,"last_trade_time":"2026-02-18T15:05:59","percent_change":-1.07426,"prev_day_close":104.200000762939},{"option":"SPX260918C05800000","bid":1253.3,"bid_size":2.0,"ask":1260.0,"ask_size":2.0,"iv":0.2558,"open_interest":55.0,"volume":0.0,"delta":0.8518,"gamma":0.0002,"vega":12.194,"theta":-0.597,"rho":26.5193,"theo":1256.3718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1162.95,"last_trade_time":"2025-11-20T13:13:37","percent_change":0.0,"prev_day_close":1273.29998779297},{"option":"SPX260918P05800000","bid":110.1,"bid_size":103.0,"ask":111.5,"ask_size":79.0,"iv":0.2556,"open_interest":7220.0,"volume":184.0,"delta":-0.1494,"gamma":0.0002,"vega":12.194,"theta":-0.7152,"rho":-6.517,"theo":110.8433,"change":-0.65,"open":105.08,"high":109.1,"low":101.66,"tick":"up","last_trade_price":109.1,"last_trade_time":"2026-02-18T14:59:56","percent_change":-0.592255,"prev_day_close":106.799999237061},{"option":"SPX260918C05825000","bid":1230.9,"bid_size":2.0,"ask":1238.8,"ask_size":3.0,"iv":0.254,"open_interest":6.0,"volume":0.0,"delta":0.848,"gamma":0.0002,"vega":12.3988,"theta":-0.6066,"rho":26.4935,"theo":1234.6835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":957.0,"last_trade_time":"2025-08-21T14:30:01","percent_change":0.0,"prev_day_close":1251.55004882812},{"option":"SPX260918P05825000","bid":112.9,"bid_size":77.0,"ask":114.3,"ask_size":26.0,"iv":0.2538,"open_interest":827.0,"volume":6.0,"delta":-0.1533,"gamma":0.0002,"vega":12.3988,"theta":-0.7223,"rho":-6.6846,"theo":113.5892,"change":-1.0,"open":107.53,"high":111.5,"low":107.53,"tick":"up","last_trade_price":111.5,"last_trade_time":"2026-02-18T15:08:08","percent_change":-0.888889,"prev_day_close":109.399997711182},{"option":"SPX260918C05850000","bid":1209.3,"bid_size":2.0,"ask":1216.3,"ask_size":2.0,"iv":0.2518,"open_interest":43.0,"volume":0.0,"delta":0.844,"gamma":0.0002,"vega":12.6057,"theta":-0.6161,"rho":26.4625,"theo":1213.0654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1259.96,"last_trade_time":"2025-11-06T09:38:51","percent_change":0.0,"prev_day_close":1229.95001220703},{"option":"SPX260918P05850000","bid":115.7,"bid_size":94.0,"ask":117.1,"ask_size":43.0,"iv":0.252,"open_interest":2393.0,"volume":21.0,"delta":-0.1572,"gamma":0.0002,"vega":12.6057,"theta":-0.7293,"rho":-6.8574,"theo":116.4053,"change":-0.8,"open":106.9,"high":114.6,"low":106.53,"tick":"up","last_trade_price":114.6,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.693242,"prev_day_close":112.150001525879},{"option":"SPX260918C05875000","bid":1187.8,"bid_size":2.0,"ask":1196.3,"ask_size":3.0,"iv":0.2507,"open_interest":7.0,"volume":0.0,"delta":0.84,"gamma":0.0002,"vega":12.8141,"theta":-0.6256,"rho":26.4264,"theo":1191.5196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1222.04,"last_trade_time":"2025-12-01T09:33:06","percent_change":0.0,"prev_day_close":1208.10003662109},{"option":"SPX260918P05875000","bid":118.5,"bid_size":73.0,"ask":119.9,"ask_size":24.0,"iv":0.2502,"open_interest":548.0,"volume":30.0,"delta":-0.1612,"gamma":0.0002,"vega":12.8141,"theta":-0.7362,"rho":-7.0352,"theo":119.2936,"change":-0.8,"open":110.2,"high":117.5,"low":110.2,"tick":"up","last_trade_price":117.5,"last_trade_time":"2026-02-18T14:59:59","percent_change":-0.676249,"prev_day_close":115.049999237061},{"option":"SPX260918C05900000","bid":1167.1,"bid_size":2.0,"ask":1173.7,"ask_size":2.0,"iv":0.2488,"open_interest":102.0,"volume":0.0,"delta":0.8359,"gamma":0.0002,"vega":13.0231,"theta":-0.6349,"rho":26.3861,"theo":1170.0478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1265.62,"last_trade_time":"2025-12-26T11:31:23","percent_change":0.0,"prev_day_close":1186.75},{"option":"SPX260918P05900000","bid":121.6,"bid_size":89.0,"ask":123.0,"ask_size":39.0,"iv":0.2486,"open_interest":18322.0,"volume":24.0,"delta":-0.1653,"gamma":0.0002,"vega":13.0231,"theta":-0.7431,"rho":-7.2174,"theo":122.256,"change":-0.9,"open":116.18,"high":120.4,"low":112.98,"tick":"up","last_trade_price":120.4,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.741965,"prev_day_close":117.849998474121},{"option":"SPX260918C05925000","bid":1145.0,"bid_size":2.0,"ask":1153.4,"ask_size":3.0,"iv":0.2472,"open_interest":5.0,"volume":0.0,"delta":0.8317,"gamma":0.0002,"vega":13.2322,"theta":-0.6442,"rho":26.3418,"theo":1148.6516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1181.05,"last_trade_time":"2025-12-01T09:33:06","percent_change":0.0,"prev_day_close":1165.15002441406},{"option":"SPX260918P05925000","bid":124.7,"bid_size":90.0,"ask":126.1,"ask_size":40.0,"iv":0.2468,"open_interest":12189.0,"volume":7.0,"delta":-0.1695,"gamma":0.0002,"vega":13.2322,"theta":-0.7498,"rho":-7.4034,"theo":125.294,"change":-5.5,"open":118.6,"high":123.5,"low":118.6,"tick":"down","last_trade_price":118.9,"last_trade_time":"2026-02-18T15:58:00","percent_change":-4.42122,"prev_day_close":120.799999237061},{"option":"SPX260918C05950000","bid":1124.5,"bid_size":2.0,"ask":1132.0,"ask_size":2.0,"iv":0.2457,"open_interest":54.0,"volume":0.0,"delta":0.8274,"gamma":0.0002,"vega":13.4411,"theta":-0.6534,"rho":26.2941,"theo":1127.3322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1198.43,"last_trade_time":"2025-12-29T16:02:47","percent_change":0.0,"prev_day_close":1144.0},{"option":"SPX260918P05950000","bid":127.8,"bid_size":87.0,"ask":129.2,"ask_size":38.0,"iv":0.2451,"open_interest":1493.0,"volume":118.0,"delta":-0.1738,"gamma":0.0002,"vega":13.4411,"theta":-0.7565,"rho":-7.5929,"theo":128.4087,"change":-4.05,"open":118.0,"high":126.5,"low":117.56,"tick":"up","last_trade_price":123.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":-3.17523,"prev_day_close":123.950000762939},{"option":"SPX260918C05975000","bid":1102.1,"bid_size":3.0,"ask":1110.2,"ask_size":3.0,"iv":0.2433,"open_interest":2.0,"volume":0.0,"delta":0.823,"gamma":0.0002,"vega":13.6503,"theta":-0.6625,"rho":26.2432,"theo":1106.0907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1029.93,"last_trade_time":"2025-10-16T15:35:43","percent_change":0.0,"prev_day_close":1122.65002441406},{"option":"SPX260918P05975000","bid":131.0,"bid_size":87.0,"ask":132.4,"ask_size":38.0,"iv":0.2433,"open_interest":1503.0,"volume":42.0,"delta":-0.1783,"gamma":0.0002,"vega":13.6503,"theta":-0.763,"rho":-7.7856,"theo":131.6014,"change":-1.0,"open":121.0,"high":129.8,"low":121.0,"tick":"up","last_trade_price":129.8,"last_trade_time":"2026-02-18T14:59:59","percent_change":-0.764528,"prev_day_close":127.049999237061},{"option":"SPX260918C06000000","bid":1082.2,"bid_size":18.0,"ask":1089.7,"ask_size":21.0,"iv":0.2422,"open_interest":33554.0,"volume":0.0,"delta":0.8184,"gamma":0.0002,"vega":13.8602,"theta":-0.6714,"rho":26.1886,"theo":1084.9284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1090.0,"last_trade_time":"2026-02-17T14:04:03","percent_change":0.0,"prev_day_close":1101.39996337891},{"option":"SPX260918P06000000","bid":134.3,"bid_size":88.0,"ask":135.7,"ask_size":38.0,"iv":0.2416,"open_interest":45574.0,"volume":2620.0,"delta":-0.1828,"gamma":0.0002,"vega":13.8602,"theta":-0.7695,"rho":-7.982,"theo":134.8732,"change":-4.3,"open":133.5,"high":134.0,"low":123.01,"tick":"down","last_trade_price":129.8,"last_trade_time":"2026-02-18T15:46:04","percent_change":-3.20657,"prev_day_close":130.25},{"option":"SPX260918C06025000","bid":1060.4,"bid_size":2.0,"ask":1068.0,"ask_size":3.0,"iv":0.24,"open_interest":55.0,"volume":0.0,"delta":0.8138,"gamma":0.0002,"vega":14.0715,"theta":-0.6803,"rho":26.1295,"theo":1063.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1165.67,"last_trade_time":"2025-11-12T12:42:02","percent_change":0.0,"prev_day_close":1080.14996337891},{"option":"SPX260918P06025000","bid":137.7,"bid_size":82.0,"ask":139.1,"ask_size":36.0,"iv":0.2398,"open_interest":5137.0,"volume":19.0,"delta":-0.1874,"gamma":0.0002,"vega":14.0715,"theta":-0.7758,"rho":-8.1828,"theo":138.2258,"change":-1.25,"open":128.9,"high":136.3,"low":128.9,"tick":"up","last_trade_price":136.3,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.908763,"prev_day_close":133.5},{"option":"SPX260918C06050000","bid":1040.3,"bid_size":2.0,"ask":1047.5,"ask_size":2.0,"iv":0.2387,"open_interest":257.0,"volume":0.0,"delta":0.809,"gamma":0.0002,"vega":14.2848,"theta":-0.689,"rho":26.0651,"theo":1042.8481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1061.0,"last_trade_time":"2025-12-19T11:31:10","percent_change":0.0,"prev_day_close":1059.10003662109},{"option":"SPX260918P06050000","bid":141.1,"bid_size":82.0,"ask":142.6,"ask_size":37.0,"iv":0.2381,"open_interest":2085.0,"volume":10.0,"delta":-0.1922,"gamma":0.0002,"vega":14.2848,"theta":-0.782,"rho":-8.3891,"theo":141.6613,"change":-1.75,"open":131.5,"high":139.3,"low":131.2,"tick":"up","last_trade_price":139.3,"last_trade_time":"2026-02-18T15:00:24","percent_change":-1.2407,"prev_day_close":136.899993896484},{"option":"SPX260918C06075000","bid":1018.9,"bid_size":2.0,"ask":1026.7,"ask_size":3.0,"iv":0.2368,"open_interest":9.0,"volume":0.0,"delta":0.8042,"gamma":0.0002,"vega":14.5002,"theta":-0.6976,"rho":25.9943,"theo":1021.9348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1087.14,"last_trade_time":"2025-12-02T10:08:36","percent_change":0.0,"prev_day_close":1038.09997558594},{"option":"SPX260918P06075000","bid":144.5,"bid_size":65.0,"ask":146.1,"ask_size":21.0,"iv":0.2362,"open_interest":1149.0,"volume":4.0,"delta":-0.1971,"gamma":0.0002,"vega":14.5002,"theta":-0.788,"rho":-8.6016,"theo":145.1821,"change":-1.95,"open":139.5,"high":142.8,"low":139.5,"tick":"up","last_trade_price":142.8,"last_trade_time":"2026-02-18T15:08:11","percent_change":-1.34715,"prev_day_close":140.399993896484},{"option":"SPX260918C06100000","bid":998.6,"bid_size":2.0,"ask":1005.1,"ask_size":2.0,"iv":0.2349,"open_interest":540.0,"volume":0.0,"delta":0.7992,"gamma":0.0002,"vega":14.7176,"theta":-0.706,"rho":25.9166,"theo":1001.1099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1044.87,"last_trade_time":"2025-12-31T11:37:37","percent_change":0.0,"prev_day_close":1017.25},{"option":"SPX260918P06100000","bid":148.3,"bid_size":79.0,"ask":149.7,"ask_size":18.0,"iv":0.2346,"open_interest":4161.0,"volume":19.0,"delta":-0.202,"gamma":0.0002,"vega":14.7176,"theta":-0.7939,"rho":-8.821,"theo":148.7915,"change":-1.6,"open":141.9,"high":146.9,"low":141.9,"tick":"up","last_trade_price":146.9,"last_trade_time":"2026-02-18T15:00:00","percent_change":-1.07744,"prev_day_close":143.899993896484},{"option":"SPX260918C06125000","bid":977.4,"bid_size":2.0,"ask":985.2,"ask_size":3.0,"iv":0.2333,"open_interest":32.0,"volume":0.0,"delta":0.7941,"gamma":0.0002,"vega":14.9361,"theta":-0.7142,"rho":25.8321,"theo":980.3767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1057.75,"last_trade_time":"2026-01-29T13:21:24","percent_change":0.0,"prev_day_close":996.450012207031},{"option":"SPX260918P06125000","bid":152.0,"bid_size":80.0,"ask":153.5,"ask_size":29.0,"iv":0.2328,"open_interest":1273.0,"volume":3.0,"delta":-0.2072,"gamma":0.0002,"vega":14.9361,"theta":-0.7996,"rho":-9.0474,"theo":152.4924,"change":-1.45,"open":146.2,"high":150.6,"low":146.2,"tick":"up","last_trade_price":150.6,"last_trade_time":"2026-02-18T15:00:00","percent_change":-0.953636,"prev_day_close":147.5},{"option":"SPX260918C06150000","bid":957.4,"bid_size":2.0,"ask":964.3,"ask_size":2.0,"iv":0.2316,"open_interest":390.0,"volume":0.0,"delta":0.7888,"gamma":0.0002,"vega":15.1546,"theta":-0.7223,"rho":25.7412,"theo":959.7382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1029.42,"last_trade_time":"2025-11-11T11:11:04","percent_change":0.0,"prev_day_close":975.849975585938},{"option":"SPX260918P06150000","bid":155.8,"bid_size":78.0,"ask":157.2,"ask_size":18.0,"iv":0.231,"open_interest":1948.0,"volume":42.0,"delta":-0.2124,"gamma":0.0002,"vega":15.1546,"theta":-0.8052,"rho":-9.28,"theo":156.288,"change":-1.7,"open":143.93,"high":154.4,"low":143.93,"tick":"up","last_trade_price":154.4,"last_trade_time":"2026-02-18T14:59:59","percent_change":-1.08904,"prev_day_close":151.25},{"option":"SPX260918C06175000","bid":936.2,"bid_size":2.0,"ask":944.1,"ask_size":3.0,"iv":0.2297,"open_interest":186.0,"volume":0.0,"delta":0.7835,"gamma":0.0002,"vega":15.3721,"theta":-0.7302,"rho":25.645,"theo":939.1968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":962.69,"last_trade_time":"2026-01-02T15:40:51","percent_change":0.0,"prev_day_close":955.149993896484},{"option":"SPX260918P06175000","bid":159.7,"bid_size":59.0,"ask":161.2,"ask_size":17.0,"iv":0.2292,"open_interest":2243.0,"volume":3.0,"delta":-0.2178,"gamma":0.0002,"vega":15.3721,"theta":-0.8106,"rho":-9.518,"theo":160.1808,"change":-1.65,"open":153.7,"high":158.3,"low":153.7,"tick":"up","last_trade_price":158.3,"last_trade_time":"2026-02-18T14:59:59","percent_change":-1.03157,"prev_day_close":155.100006103516},{"option":"SPX260918C06200000","bid":916.6,"bid_size":16.0,"ask":923.5,"ask_size":19.0,"iv":0.2282,"open_interest":2364.0,"volume":0.0,"delta":0.778,"gamma":0.0002,"vega":15.5881,"theta":-0.7379,"rho":25.5443,"theo":918.7548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":922.23,"last_trade_time":"2026-02-17T14:02:34","percent_change":0.0,"prev_day_close":934.600006103516},{"option":"SPX260918P06200000","bid":163.7,"bid_size":58.0,"ask":165.3,"ask_size":29.0,"iv":0.2275,"open_interest":7989.0,"volume":4.0,"delta":-0.2233,"gamma":0.0002,"vega":15.5881,"theta":-0.8157,"rho":-9.7605,"theo":164.173,"change":-2.8,"open":152.75,"high":161.3,"low":152.75,"tick":"up","last_trade_price":161.3,"last_trade_time":"2026-02-18T15:00:54","percent_change":-1.70628,"prev_day_close":159.0},{"option":"SPX260918C06225000","bid":895.8,"bid_size":2.0,"ask":903.3,"ask_size":3.0,"iv":0.2263,"open_interest":150.0,"volume":0.0,"delta":0.7724,"gamma":0.0003,"vega":15.8023,"theta":-0.7453,"rho":25.4396,"theo":898.414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":996.87,"last_trade_time":"2026-01-07T09:32:11","percent_change":0.0,"prev_day_close":914.149993896484},{"option":"SPX260918P06225000","bid":167.7,"bid_size":58.0,"ask":169.4,"ask_size":18.0,"iv":0.2258,"open_interest":1048.0,"volume":124.0,"delta":-0.2289,"gamma":0.0003,"vega":15.8023,"theta":-0.8207,"rho":-10.007,"theo":168.2664,"change":-2.1,"open":155.23,"high":166.0,"low":155.23,"tick":"up","last_trade_price":166.0,"last_trade_time":"2026-02-18T15:00:05","percent_change":-1.24926,"prev_day_close":163.0},{"option":"SPX260918C06250000","bid":876.1,"bid_size":2.0,"ask":883.0,"ask_size":2.0,"iv":0.2247,"open_interest":220.0,"volume":0.0,"delta":0.7666,"gamma":0.0003,"vega":16.0153,"theta":-0.7526,"rho":25.3306,"theo":878.1761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":952.1,"last_trade_time":"2026-02-11T12:20:46","percent_change":0.0,"prev_day_close":894.0},{"option":"SPX260918P06250000","bid":172.1,"bid_size":71.0,"ask":173.7,"ask_size":33.0,"iv":0.2241,"open_interest":3268.0,"volume":54.0,"delta":-0.2346,"gamma":0.0003,"vega":16.0153,"theta":-0.8254,"rho":-10.2578,"theo":172.4626,"change":-3.0,"open":159.2,"high":169.5,"low":159.2,"tick":"up","last_trade_price":169.5,"last_trade_time":"2026-02-18T15:00:54","percent_change":-1.73913,"prev_day_close":167.199996948242},{"option":"SPX260918C06275000","bid":855.4,"bid_size":2.0,"ask":862.9,"ask_size":3.0,"iv":0.2227,"open_interest":109.0,"volume":0.0,"delta":0.7607,"gamma":0.0003,"vega":16.2278,"theta":-0.7597,"rho":25.2165,"theo":858.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":877.59,"last_trade_time":"2025-12-19T11:29:50","percent_change":0.0,"prev_day_close":873.600006103516},{"option":"SPX260918P06275000","bid":176.3,"bid_size":70.0,"ask":178.0,"ask_size":30.0,"iv":0.2223,"open_interest":5699.0,"volume":9.0,"delta":-0.2406,"gamma":0.0003,"vega":16.2278,"theta":-0.83,"rho":-10.5137,"theo":176.764,"change":-7.19,"open":169.6,"high":174.7,"low":169.6,"tick":"down","last_trade_price":169.61,"last_trade_time":"2026-02-18T15:48:36","percent_change":-4.06674,"prev_day_close":171.299995422363},{"option":"SPX260918C06300000","bid":836.1,"bid_size":16.0,"ask":842.2,"ask_size":16.0,"iv":0.2209,"open_interest":2538.0,"volume":221.0,"delta":0.7546,"gamma":0.0003,"vega":16.4405,"theta":-0.7665,"rho":25.0957,"theo":838.0184,"change":21.69,"open":865.4,"high":865.4,"low":854.44,"tick":"down","last_trade_price":854.44,"last_trade_time":"2026-02-18T14:35:36","percent_change":2.60462,"prev_day_close":853.600006103516},{"option":"SPX260918P06300000","bid":180.9,"bid_size":69.0,"ask":182.5,"ask_size":30.0,"iv":0.2206,"open_interest":7588.0,"volume":40.0,"delta":-0.2466,"gamma":0.0003,"vega":16.4405,"theta":-0.8343,"rho":-10.7762,"theo":181.1733,"change":-2.2,"open":167.42,"high":179.1,"low":167.42,"tick":"up","last_trade_price":179.1,"last_trade_time":"2026-02-18T15:00:00","percent_change":-1.21346,"prev_day_close":175.599998474121},{"option":"SPX260918C06325000","bid":815.7,"bid_size":2.0,"ask":823.0,"ask_size":3.0,"iv":0.2192,"open_interest":620.0,"volume":0.0,"delta":0.7484,"gamma":0.0003,"vega":16.6536,"theta":-0.773,"rho":24.9669,"theo":818.1051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":836.2,"last_trade_time":"2026-02-13T12:46:03","percent_change":0.0,"prev_day_close":833.5},{"option":"SPX260918P06325000","bid":185.4,"bid_size":68.0,"ask":187.0,"ask_size":30.0,"iv":0.2188,"open_interest":1639.0,"volume":29.0,"delta":-0.2528,"gamma":0.0003,"vega":16.6536,"theta":-0.8383,"rho":-11.0468,"theo":185.6942,"change":-2.25,"open":173.4,"high":183.6,"low":173.4,"tick":"up","last_trade_price":183.6,"last_trade_time":"2026-02-18T15:00:00","percent_change":-1.21065,"prev_day_close":180.0},{"option":"SPX260918C06350000","bid":796.5,"bid_size":16.0,"ask":802.5,"ask_size":16.0,"iv":0.2174,"open_interest":1248.0,"volume":0.0,"delta":0.7421,"gamma":0.0003,"vega":16.8669,"theta":-0.7793,"rho":24.8292,"theo":798.3078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":801.86,"last_trade_time":"2026-02-17T14:02:34","percent_change":0.0,"prev_day_close":813.649993896484},{"option":"SPX260918P06350000","bid":190.0,"bid_size":67.0,"ask":191.7,"ask_size":29.0,"iv":0.217,"open_interest":3338.0,"volume":23.0,"delta":-0.2591,"gamma":0.0003,"vega":16.8669,"theta":-0.8421,"rho":-11.3263,"theo":190.331,"change":-6.69,"open":177.49,"high":188.2,"low":174.79,"tick":"no_change","last_trade_price":183.91,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.50997,"prev_day_close":184.5},{"option":"SPX260918C06375000","bid":776.2,"bid_size":2.0,"ask":783.5,"ask_size":3.0,"iv":0.2156,"open_interest":223.0,"volume":0.0,"delta":0.7356,"gamma":0.0003,"vega":17.0793,"theta":-0.7853,"rho":24.6827,"theo":778.6309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":853.84,"last_trade_time":"2026-01-09T10:08:35","percent_change":0.0,"prev_day_close":793.100006103516},{"option":"SPX260918P06375000","bid":194.7,"bid_size":50.0,"ask":196.4,"ask_size":25.0,"iv":0.2152,"open_interest":2854.0,"volume":10.0,"delta":-0.2656,"gamma":0.0003,"vega":17.0793,"theta":-0.8456,"rho":-11.6146,"theo":195.0883,"change":-2.45,"open":181.7,"high":192.9,"low":181.7,"tick":"up","last_trade_price":192.9,"last_trade_time":"2026-02-18T15:00:00","percent_change":-1.25416,"prev_day_close":189.200004577637},{"option":"SPX260918C06400000","bid":757.3,"bid_size":16.0,"ask":763.3,"ask_size":16.0,"iv":0.2138,"open_interest":3170.0,"volume":5.0,"delta":0.729,"gamma":0.0003,"vega":17.2895,"theta":-0.791,"rho":24.5285,"theo":759.0786,"change":32.2,"open":785.85,"high":785.85,"low":785.85,"tick":"up","last_trade_price":785.85,"last_trade_time":"2026-02-18T10:35:14","percent_change":4.27254,"prev_day_close":773.5},{"option":"SPX260918P06400000","bid":199.7,"bid_size":66.0,"ask":201.3,"ask_size":28.0,"iv":0.2134,"open_interest":8530.0,"volume":483.0,"delta":-0.2723,"gamma":0.0003,"vega":17.2895,"theta":-0.8487,"rho":-11.9105,"theo":199.9702,"change":-7.1,"open":187.5,"high":196.9,"low":185.17,"tick":"no_change","last_trade_price":193.25,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.5438,"prev_day_close":193.900001525879},{"option":"SPX260918C06425000","bid":737.7,"bid_size":6.0,"ask":744.4,"ask_size":9.0,"iv":0.2122,"open_interest":47.0,"volume":0.0,"delta":0.7222,"gamma":0.0003,"vega":17.4963,"theta":-0.7964,"rho":24.368,"theo":739.6544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":849.9,"last_trade_time":"2026-01-09T12:05:03","percent_change":0.0,"prev_day_close":753.950012207031},{"option":"SPX260918P06425000","bid":204.7,"bid_size":65.0,"ask":206.4,"ask_size":29.0,"iv":0.2117,"open_interest":1645.0,"volume":3.0,"delta":-0.2791,"gamma":0.0003,"vega":17.4963,"theta":-0.8516,"rho":-12.2128,"theo":204.9801,"change":-3.3,"open":199.1,"high":202.0,"low":199.1,"tick":"up","last_trade_price":202.0,"last_trade_time":"2026-02-18T15:06:14","percent_change":-1.6074,"prev_day_close":198.799995422363},{"option":"SPX260918C06450000","bid":719.1,"bid_size":20.0,"ask":724.5,"ask_size":20.0,"iv":0.2104,"open_interest":2950.0,"volume":0.0,"delta":0.7152,"gamma":0.0003,"vega":17.699,"theta":-0.8015,"rho":24.2027,"theo":720.3608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":725.73,"last_trade_time":"2026-02-13T11:08:22","percent_change":0.0,"prev_day_close":734.5},{"option":"SPX260918P06450000","bid":209.8,"bid_size":63.0,"ask":211.6,"ask_size":28.0,"iv":0.2099,"open_interest":2519.0,"volume":13.0,"delta":-0.286,"gamma":0.0003,"vega":17.699,"theta":-0.8542,"rho":-12.5199,"theo":210.1207,"change":-4.1,"open":195.1,"high":206.9,"low":195.1,"tick":"down","last_trade_price":206.5,"last_trade_time":"2026-02-18T15:03:14","percent_change":-1.94682,"prev_day_close":203.799995422363},{"option":"SPX260918C06475000","bid":699.4,"bid_size":20.0,"ask":705.5,"ask_size":20.0,"iv":0.2085,"open_interest":1318.0,"volume":0.0,"delta":0.7081,"gamma":0.0003,"vega":17.8977,"theta":-0.8063,"rho":24.0326,"theo":701.2003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":796.88,"last_trade_time":"2025-12-24T11:44:44","percent_change":0.0,"prev_day_close":715.199981689453},{"option":"SPX260918P06475000","bid":215.1,"bid_size":63.0,"ask":216.7,"ask_size":26.0,"iv":0.2081,"open_interest":3564.0,"volume":6.0,"delta":-0.2932,"gamma":0.0003,"vega":17.8977,"theta":-0.8564,"rho":-12.8318,"theo":215.3943,"change":-4.0,"open":206.9,"high":212.0,"low":206.9,"tick":"down","last_trade_price":211.8,"last_trade_time":"2026-02-18T15:00:54","percent_change":-1.85357,"prev_day_close":208.900001525879},{"option":"SPX260918C06500000","bid":680.9,"bid_size":20.0,"ask":686.4,"ask_size":20.0,"iv":0.2068,"open_interest":4596.0,"volume":7.0,"delta":0.7008,"gamma":0.0003,"vega":18.0929,"theta":-0.8107,"rho":23.8569,"theo":682.1754,"change":18.31,"open":707.82,"high":707.82,"low":695.31,"tick":"down","last_trade_price":695.31,"last_trade_time":"2026-02-18T14:40:47","percent_change":2.70458,"prev_day_close":696.049987792969},{"option":"SPX260918P06500000","bid":220.4,"bid_size":47.0,"ask":222.2,"ask_size":27.0,"iv":0.2062,"open_interest":9619.0,"volume":64.0,"delta":-0.3005,"gamma":0.0003,"vega":18.0929,"theta":-0.8583,"rho":-13.1493,"theo":220.8036,"change":-3.55,"open":208.69,"high":217.8,"low":203.14,"tick":"up","last_trade_price":217.8,"last_trade_time":"2026-02-18T15:01:02","percent_change":-1.60379,"prev_day_close":214.150001525879},{"option":"SPX260918C06525000","bid":661.5,"bid_size":20.0,"ask":667.5,"ask_size":20.0,"iv":0.205,"open_interest":1819.0,"volume":0.0,"delta":0.6933,"gamma":0.0003,"vega":18.2853,"theta":-0.8147,"rho":23.6734,"theo":663.2897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":700.67,"last_trade_time":"2026-01-29T11:06:53","percent_change":0.0,"prev_day_close":677.0},{"option":"SPX260918P06525000","bid":226.0,"bid_size":61.0,"ask":227.7,"ask_size":27.0,"iv":0.2045,"open_interest":1961.0,"volume":13.0,"delta":-0.308,"gamma":0.0003,"vega":18.2853,"theta":-0.8598,"rho":-13.4746,"theo":226.352,"change":-3.9,"open":210.7,"high":223.0,"low":210.4,"tick":"up","last_trade_price":223.0,"last_trade_time":"2026-02-18T15:08:14","percent_change":-1.71882,"prev_day_close":219.5},{"option":"SPX260918C06550000","bid":643.5,"bid_size":19.0,"ask":648.5,"ask_size":20.0,"iv":0.2032,"open_interest":2818.0,"volume":0.0,"delta":0.6856,"gamma":0.0003,"vega":18.4753,"theta":-0.8184,"rho":23.48,"theo":644.548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":713.48,"last_trade_time":"2025-12-29T16:02:47","percent_change":0.0,"prev_day_close":658.049987792969},{"option":"SPX260918P06550000","bid":231.7,"bid_size":60.0,"ask":233.4,"ask_size":27.0,"iv":0.2027,"open_interest":2855.0,"volume":5.0,"delta":-0.3156,"gamma":0.0003,"vega":18.4753,"theta":-0.8609,"rho":-13.8097,"theo":232.0445,"change":-4.05,"open":216.5,"high":228.6,"low":216.5,"tick":"up","last_trade_price":228.6,"last_trade_time":"2026-02-18T15:00:24","percent_change":-1.74081,"prev_day_close":225.0},{"option":"SPX260918C06575000","bid":624.2,"bid_size":20.0,"ask":629.9,"ask_size":20.0,"iv":0.2014,"open_interest":1897.0,"volume":0.0,"delta":0.6778,"gamma":0.0003,"vega":18.6625,"theta":-0.8216,"rho":23.2756,"theo":625.9561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":597.0,"last_trade_time":"2026-02-17T09:50:41","percent_change":0.0,"prev_day_close":639.300018310547},{"option":"SPX260918P06575000","bid":237.5,"bid_size":59.0,"ask":239.2,"ask_size":25.0,"iv":0.2008,"open_interest":1344.0,"volume":88.0,"delta":-0.3234,"gamma":0.0003,"vega":18.6625,"theta":-0.8616,"rho":-14.156,"theo":237.8869,"change":-4.4,"open":233.4,"high":236.9,"low":219.6,"tick":"up","last_trade_price":234.1,"last_trade_time":"2026-02-18T15:08:10","percent_change":-1.84486,"prev_day_close":230.650001525879},{"option":"SPX260918C06600000","bid":606.3,"bid_size":20.0,"ask":611.3,"ask_size":20.0,"iv":0.1995,"open_interest":9008.0,"volume":2.0,"delta":0.6698,"gamma":0.0004,"vega":18.8457,"theta":-0.8244,"rho":23.0602,"theo":607.5203,"change":37.55,"open":640.1,"high":640.1,"low":640.1,"tick":"up","last_trade_price":640.1,"last_trade_time":"2026-02-18T12:21:06","percent_change":6.23185,"prev_day_close":620.649993896484},{"option":"SPX260918P06600000","bid":243.5,"bid_size":56.0,"ask":245.2,"ask_size":26.0,"iv":0.199,"open_interest":6955.0,"volume":110.0,"delta":-0.3314,"gamma":0.0004,"vega":18.8457,"theta":-0.862,"rho":-14.5131,"theo":243.8851,"change":-4.5,"open":226.2,"high":240.1,"low":226.2,"tick":"up","last_trade_price":240.1,"last_trade_time":"2026-02-18T15:06:14","percent_change":-1.83974,"prev_day_close":236.449996948242},{"option":"SPX260918C06625000","bid":587.4,"bid_size":6.0,"ask":593.6,"ask_size":10.0,"iv":0.1977,"open_interest":825.0,"volume":0.0,"delta":0.6616,"gamma":0.0004,"vega":19.0234,"theta":-0.8268,"rho":22.8361,"theo":589.2458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":578.02,"last_trade_time":"2026-01-20T15:12:10","percent_change":0.0,"prev_day_close":602.149993896484},{"option":"SPX260918P06625000","bid":249.5,"bid_size":40.0,"ask":251.3,"ask_size":25.0,"iv":0.1972,"open_interest":1514.0,"volume":36.0,"delta":-0.3396,"gamma":0.0004,"vega":19.0234,"theta":-0.8618,"rho":-14.879,"theo":250.0448,"change":-10.71,"open":249.1,"high":249.1,"low":240.09,"tick":"down","last_trade_price":240.09,"last_trade_time":"2026-02-18T15:48:36","percent_change":-4.27033,"prev_day_close":242.5},{"option":"SPX260918C06650000","bid":569.9,"bid_size":20.0,"ask":574.7,"ask_size":20.0,"iv":0.1959,"open_interest":2058.0,"volume":0.0,"delta":0.6532,"gamma":0.0004,"vega":19.1942,"theta":-0.8288,"rho":22.6054,"theo":571.137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":587.1,"last_trade_time":"2026-02-12T14:18:13","percent_change":0.0,"prev_day_close":583.850006103516},{"option":"SPX260918P06650000","bid":255.9,"bid_size":55.0,"ask":257.6,"ask_size":25.0,"iv":0.1954,"open_interest":6474.0,"volume":154.0,"delta":-0.348,"gamma":0.0004,"vega":19.1942,"theta":-0.8612,"rho":-15.2515,"theo":256.3702,"change":8.35,"open":238.5,"high":252.9,"low":238.5,"tick":"up","last_trade_price":248.27,"last_trade_time":"2026-02-18T16:11:40","percent_change":3.35948,"prev_day_close":248.550003051758},{"option":"SPX260918C06675000","bid":551.8,"bid_size":12.0,"ask":555.3,"ask_size":12.0,"iv":0.1936,"open_interest":567.0,"volume":0.0,"delta":0.6446,"gamma":0.0004,"vega":19.3575,"theta":-0.8302,"rho":22.3696,"theo":553.1971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":637.65,"last_trade_time":"2025-12-26T13:05:30","percent_change":0.0,"prev_day_close":565.75},{"option":"SPX260918P06675000","bid":262.3,"bid_size":39.0,"ask":264.1,"ask_size":12.0,"iv":0.1936,"open_interest":1071.0,"volume":9.0,"delta":-0.3566,"gamma":0.0004,"vega":19.3575,"theta":-0.8602,"rho":-15.629,"theo":262.8645,"change":-5.05,"open":261.2,"high":261.2,"low":249.92,"tick":"up","last_trade_price":258.6,"last_trade_time":"2026-02-18T15:08:12","percent_change":-1.91542,"prev_day_close":254.849998474121},{"option":"SPX260918C06700000","bid":534.0,"bid_size":28.0,"ask":537.5,"ask_size":28.0,"iv":0.1917,"open_interest":5684.0,"volume":71.0,"delta":0.6359,"gamma":0.0004,"vega":19.5135,"theta":-0.8312,"rho":22.1281,"theo":535.4294,"change":14.33,"open":565.41,"high":565.42,"low":544.92,"tick":"up","last_trade_price":544.93,"last_trade_time":"2026-02-18T14:52:58","percent_change":2.70072,"prev_day_close":547.700012207031},{"option":"SPX260918P06700000","bid":268.9,"bid_size":53.0,"ask":270.8,"ask_size":27.0,"iv":0.1918,"open_interest":6706.0,"volume":149.0,"delta":-0.3654,"gamma":0.0004,"vega":19.5135,"theta":-0.8586,"rho":-16.0123,"theo":269.531,"change":-7.06,"open":250.8,"high":265.8,"low":248.32,"tick":"down","last_trade_price":263.19,"last_trade_time":"2026-02-18T15:35:25","percent_change":-2.6124,"prev_day_close":261.25},{"option":"SPX260918C06725000","bid":516.4,"bid_size":15.0,"ask":519.9,"ask_size":14.0,"iv":0.1899,"open_interest":677.0,"volume":0.0,"delta":0.6269,"gamma":0.0004,"vega":19.6626,"theta":-0.8317,"rho":21.8785,"theo":517.8384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.07,"last_trade_time":"2026-01-22T13:50:38","percent_change":0.0,"prev_day_close":529.900024414062},{"option":"SPX260918P06725000","bid":275.7,"bid_size":52.0,"ask":277.6,"ask_size":24.0,"iv":0.1899,"open_interest":4365.0,"volume":19.0,"delta":-0.3743,"gamma":0.0004,"vega":19.6626,"theta":-0.8566,"rho":-16.4037,"theo":276.3741,"change":-5.9,"open":258.6,"high":271.3,"low":255.92,"tick":"up","last_trade_price":271.3,"last_trade_time":"2026-02-18T15:00:54","percent_change":-2.12843,"prev_day_close":267.899993896484},{"option":"SPX260918C06750000","bid":499.6,"bid_size":30.0,"ask":502.5,"ask_size":29.0,"iv":0.1883,"open_interest":2031.0,"volume":0.0,"delta":0.6177,"gamma":0.0004,"vega":19.8051,"theta":-0.8317,"rho":21.6174,"theo":500.4304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":513.31,"last_trade_time":"2026-02-13T13:37:50","percent_change":0.0,"prev_day_close":512.299987792969},{"option":"SPX260918P06750000","bid":282.7,"bid_size":51.0,"ask":284.6,"ask_size":25.0,"iv":0.1881,"open_interest":3017.0,"volume":37.0,"delta":-0.3835,"gamma":0.0004,"vega":19.8051,"theta":-0.8541,"rho":-16.8066,"theo":283.4002,"change":-8.9,"open":278.5,"high":278.5,"low":262.91,"tick":"down","last_trade_price":275.4,"last_trade_time":"2026-02-18T15:40:07","percent_change":-3.1305,"prev_day_close":274.700012207031},{"option":"SPX260918C06775000","bid":481.8,"bid_size":16.0,"ask":485.3,"ask_size":15.0,"iv":0.1863,"open_interest":441.0,"volume":1.0,"delta":0.6083,"gamma":0.0004,"vega":19.9403,"theta":-0.8311,"rho":21.343,"theo":483.2135,"change":36.4,"open":515.0,"high":515.0,"low":515.0,"tick":"up","last_trade_price":515.0,"last_trade_time":"2026-02-18T13:02:15","percent_change":7.60551,"prev_day_close":494.849990844727},{"option":"SPX260918P06775000","bid":289.9,"bid_size":33.0,"ask":291.9,"ask_size":11.0,"iv":0.1863,"open_interest":614.0,"volume":3.0,"delta":-0.3929,"gamma":0.0004,"vega":19.9403,"theta":-0.851,"rho":-17.2228,"theo":290.6175,"change":-5.05,"open":279.7,"high":286.5,"low":279.7,"tick":"up","last_trade_price":286.5,"last_trade_time":"2026-02-18T15:00:05","percent_change":-1.73212,"prev_day_close":281.75},{"option":"SPX260918C06800000","bid":465.4,"bid_size":28.0,"ask":468.3,"ask_size":29.0,"iv":0.1846,"open_interest":4897.0,"volume":2.0,"delta":0.5988,"gamma":0.0004,"vega":20.0671,"theta":-0.83,"rho":21.0557,"theo":466.1965,"change":17.77,"open":480.74,"high":480.74,"low":479.47,"tick":"down","last_trade_price":479.47,"last_trade_time":"2026-02-18T14:34:13","percent_change":3.84882,"prev_day_close":477.650009155273},{"option":"SPX260918P06800000","bid":297.3,"bid_size":49.0,"ask":299.2,"ask_size":24.0,"iv":0.1844,"open_interest":9648.0,"volume":36.0,"delta":-0.4025,"gamma":0.0004,"vega":20.0671,"theta":-0.8473,"rho":-17.6518,"theo":298.0347,"change":-5.25,"open":290.91,"high":293.8,"low":277.4,"tick":"up","last_trade_price":293.8,"last_trade_time":"2026-02-18T15:00:05","percent_change":-1.75556,"prev_day_close":288.899993896484},{"option":"SPX260918C06825000","bid":448.0,"bid_size":20.0,"ask":450.3,"ask_size":4.0,"iv":0.1824,"open_interest":819.0,"volume":2.0,"delta":0.589,"gamma":0.0004,"vega":20.1841,"theta":-0.8282,"rho":20.759,"theo":449.3871,"change":31.25,"open":476.54,"high":476.54,"low":476.2,"tick":"down","last_trade_price":476.2,"last_trade_time":"2026-02-18T10:51:50","percent_change":7.02326,"prev_day_close":460.550003051758},{"option":"SPX260918P06825000","bid":304.8,"bid_size":49.0,"ask":306.8,"ask_size":24.0,"iv":0.1826,"open_interest":2684.0,"volume":5.0,"delta":-0.4122,"gamma":0.0004,"vega":20.1841,"theta":-0.8431,"rho":-18.0903,"theo":305.6595,"change":-4.75,"open":294.1,"high":302.0,"low":294.1,"tick":"up","last_trade_price":302.0,"last_trade_time":"2026-02-18T15:10:39","percent_change":-1.54849,"prev_day_close":296.299987792969},{"option":"SPX260918C06850000","bid":431.4,"bid_size":34.0,"ask":433.7,"ask_size":18.0,"iv":0.1805,"open_interest":3262.0,"volume":1.0,"delta":0.579,"gamma":0.0004,"vega":20.2899,"theta":-0.8259,"rho":20.4561,"theo":432.7916,"change":24.0,"open":452.45,"high":452.45,"low":452.45,"tick":"up","last_trade_price":452.45,"last_trade_time":"2026-02-18T13:46:18","percent_change":5.60159,"prev_day_close":443.799987792969},{"option":"SPX260918P06850000","bid":312.7,"bid_size":47.0,"ask":314.5,"ask_size":23.0,"iv":0.1807,"open_interest":5375.0,"volume":18.0,"delta":-0.4222,"gamma":0.0004,"vega":20.2899,"theta":-0.8382,"rho":-18.535,"theo":313.4981,"change":-6.1,"open":291.4,"high":308.6,"low":291.09,"tick":"up","last_trade_price":308.6,"last_trade_time":"2026-02-18T15:00:23","percent_change":-1.93835,"prev_day_close":303.899993896484},{"option":"SPX260918C06875000","bid":415.1,"bid_size":20.0,"ask":417.2,"ask_size":4.0,"iv":0.1787,"open_interest":707.0,"volume":0.0,"delta":0.5688,"gamma":0.0004,"vega":20.3842,"theta":-0.823,"rho":20.1483,"theo":416.4148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":420.77,"last_trade_time":"2026-02-17T14:05:00","percent_change":0.0,"prev_day_close":427.199996948242},{"option":"SPX260918P06875000","bid":320.7,"bid_size":31.0,"ask":322.6,"ask_size":8.0,"iv":0.1789,"open_interest":1063.0,"volume":6.0,"delta":-0.4325,"gamma":0.0004,"vega":20.3842,"theta":-0.8328,"rho":-18.9846,"theo":321.5556,"change":-4.85,"open":301.57,"high":317.9,"low":299.5,"tick":"up","last_trade_price":317.9,"last_trade_time":"2026-02-18T15:10:12","percent_change":-1.50271,"prev_day_close":311.700012207031},{"option":"SPX260918C06900000","bid":398.9,"bid_size":34.0,"ask":401.1,"ask_size":18.0,"iv":0.1769,"open_interest":4889.0,"volume":0.0,"delta":0.5584,"gamma":0.0004,"vega":20.4667,"theta":-0.8195,"rho":19.8332,"theo":400.263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":389.9,"last_trade_time":"2026-02-13T09:57:22","percent_change":0.0,"prev_day_close":410.849990844727},{"option":"SPX260918P06900000","bid":329.0,"bid_size":48.0,"ask":330.9,"ask_size":22.0,"iv":0.1771,"open_interest":6086.0,"volume":377.0,"delta":-0.4429,"gamma":0.0004,"vega":20.4667,"theta":-0.8268,"rho":-19.4415,"theo":329.8379,"change":-13.0,"open":309.37,"high":323.3,"low":306.8,"tick":"down","last_trade_price":318.3,"last_trade_time":"2026-02-18T16:14:50","percent_change":-3.92394,"prev_day_close":319.799987792969},{"option":"SPX260918C06925000","bid":383.0,"bid_size":20.0,"ask":385.1,"ask_size":4.0,"iv":0.1751,"open_interest":691.0,"volume":6.0,"delta":0.5477,"gamma":0.0004,"vega":20.5371,"theta":-0.8153,"rho":19.5064,"theo":384.3449,"change":14.0,"open":402.95,"high":402.95,"low":394.3,"tick":"no_change","last_trade_price":394.3,"last_trade_time":"2026-02-18T14:40:12","percent_change":3.6813,"prev_day_close":394.699996948242},{"option":"SPX260918P06925000","bid":337.4,"bid_size":31.0,"ask":339.4,"ask_size":22.0,"iv":0.1752,"open_interest":1836.0,"volume":6.0,"delta":-0.4535,"gamma":0.0004,"vega":20.5371,"theta":-0.8201,"rho":-19.9101,"theo":338.354,"change":-5.6,"open":314.4,"high":334.2,"low":314.0,"tick":"up","last_trade_price":334.2,"last_trade_time":"2026-02-18T15:10:19","percent_change":-1.64803,"prev_day_close":328.100006103516},{"option":"SPX260918C06950000","bid":367.4,"bid_size":44.0,"ask":369.5,"ask_size":18.0,"iv":0.1733,"open_interest":1932.0,"volume":3.0,"delta":0.5369,"gamma":0.0004,"vega":20.5947,"theta":-0.8105,"rho":19.1646,"theo":368.6724,"change":13.6,"open":383.43,"high":383.43,"low":378.4,"tick":"no_change","last_trade_price":378.4,"last_trade_time":"2026-02-18T14:40:09","percent_change":3.72807,"prev_day_close":378.849990844727},{"option":"SPX260918P06950000","bid":346.3,"bid_size":46.0,"ask":348.2,"ask_size":22.0,"iv":0.1735,"open_interest":2148.0,"volume":21.0,"delta":-0.4644,"gamma":0.0004,"vega":20.5947,"theta":-0.8127,"rho":-20.3936,"theo":347.1156,"change":-13.95,"open":324.0,"high":342.2,"low":324.0,"tick":"down","last_trade_price":334.8,"last_trade_time":"2026-02-18T16:14:50","percent_change":-4.0,"prev_day_close":336.700012207031},{"option":"SPX260918C06975000","bid":352.0,"bid_size":46.0,"ask":354.1,"ask_size":18.0,"iv":0.1715,"open_interest":1340.0,"volume":2.0,"delta":0.5258,"gamma":0.0004,"vega":20.6382,"theta":-0.805,"rho":18.8084,"theo":353.2586,"change":13.35,"open":362.9,"high":362.9,"low":362.9,"tick":"no_change","last_trade_price":362.9,"last_trade_time":"2026-02-18T14:40:09","percent_change":3.8192,"prev_day_close":363.25},{"option":"SPX260918P06975000","bid":355.3,"bid_size":28.0,"ask":357.3,"ask_size":8.0,"iv":0.1717,"open_interest":2263.0,"volume":8.0,"delta":-0.4754,"gamma":0.0004,"vega":20.6382,"theta":-0.8047,"rho":-20.8916,"theo":356.136,"change":-8.25,"open":334.2,"high":349.6,"low":334.2,"tick":"up","last_trade_price":349.6,"last_trade_time":"2026-02-18T15:01:24","percent_change":-2.30544,"prev_day_close":345.550003051758},{"option":"SPX260918C07000000","bid":336.9,"bid_size":45.0,"ask":339.0,"ask_size":18.0,"iv":0.1697,"open_interest":33465.0,"volume":225.0,"delta":0.5145,"gamma":0.0004,"vega":20.6668,"theta":-0.7989,"rho":18.4424,"theo":338.1157,"change":10.05,"open":356.98,"high":356.98,"low":344.6,"tick":"down","last_trade_price":344.6,"last_trade_time":"2026-02-18T15:06:21","percent_change":3.00403,"prev_day_close":347.949996948242},{"option":"SPX260918P07000000","bid":364.7,"bid_size":36.0,"ask":366.6,"ask_size":22.0,"iv":0.17,"open_interest":33683.0,"volume":888.0,"delta":-0.4867,"gamma":0.0004,"vega":20.6668,"theta":-0.796,"rho":-21.3994,"theo":365.4272,"change":11.0,"open":342.6,"high":359.4,"low":342.43,"tick":"up","last_trade_price":354.18,"last_trade_time":"2026-02-18T16:11:40","percent_change":3.10121,"prev_day_close":354.700012207031},{"option":"SPX260918C07025000","bid":322.1,"bid_size":31.0,"ask":324.1,"ask_size":4.0,"iv":0.1679,"open_interest":1008.0,"volume":3.0,"delta":0.5031,"gamma":0.0005,"vega":20.6798,"theta":-0.792,"rho":18.0716,"theo":323.253,"change":11.5,"open":338.5,"high":338.5,"low":331.4,"tick":"down","last_trade_price":331.4,"last_trade_time":"2026-02-18T15:02:39","percent_change":3.59487,"prev_day_close":332.899993896484},{"option":"SPX260918P07025000","bid":374.3,"bid_size":36.0,"ask":376.3,"ask_size":23.0,"iv":0.1681,"open_interest":1456.0,"volume":0.0,"delta":-0.4982,"gamma":0.0005,"vega":20.6798,"theta":-0.7867,"rho":-21.912,"theo":374.9987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":373.07,"last_trade_time":"2026-02-17T14:27:04","percent_change":0.0,"prev_day_close":364.0},{"option":"SPX260918C07050000","bid":307.6,"bid_size":46.0,"ask":309.7,"ask_size":18.0,"iv":0.1662,"open_interest":3289.0,"volume":258.0,"delta":0.4914,"gamma":0.0005,"vega":20.6768,"theta":-0.7845,"rho":17.6967,"theo":308.6791,"change":9.55,"open":328.1,"high":330.21,"low":315.0,"tick":"down","last_trade_price":315.0,"last_trade_time":"2026-02-18T15:00:47","percent_change":3.12654,"prev_day_close":318.150009155273},{"option":"SPX260918P07050000","bid":384.2,"bid_size":36.0,"ask":386.2,"ask_size":22.0,"iv":0.1664,"open_interest":2670.0,"volume":10.0,"delta":-0.5098,"gamma":0.0005,"vega":20.6768,"theta":-0.7766,"rho":-22.4286,"theo":384.859,"change":-30.92,"open":356.39,"high":356.55,"low":356.23,"tick":"no_change","last_trade_price":356.23,"last_trade_time":"2026-02-18T13:03:00","percent_change":-7.98657,"prev_day_close":373.700012207031},{"option":"SPX260918C07075000","bid":293.4,"bid_size":32.0,"ask":295.5,"ask_size":4.0,"iv":0.1645,"open_interest":504.0,"volume":80.0,"delta":0.4795,"gamma":0.0005,"vega":20.6568,"theta":-0.7763,"rho":17.3134,"theo":294.4045,"change":5.35,"open":313.75,"high":313.75,"low":296.67,"tick":"up","last_trade_price":296.75,"last_trade_time":"2026-02-18T15:21:11","percent_change":1.83596,"prev_day_close":303.75},{"option":"SPX260918P07075000","bid":394.5,"bid_size":20.0,"ask":396.5,"ask_size":8.0,"iv":0.1647,"open_interest":1213.0,"volume":82.0,"delta":-0.5217,"gamma":0.0005,"vega":20.6568,"theta":-0.7659,"rho":-22.9537,"theo":395.0185,"change":-23.55,"open":371.5,"high":374.3,"low":371.0,"tick":"no_change","last_trade_price":373.85,"last_trade_time":"2026-02-18T12:18:03","percent_change":-5.92602,"prev_day_close":383.700012207031},{"option":"SPX260918C07100000","bid":279.6,"bid_size":47.0,"ask":281.6,"ask_size":4.0,"iv":0.1627,"open_interest":8044.0,"volume":935.0,"delta":0.4675,"gamma":0.0005,"vega":20.618,"theta":-0.7675,"rho":16.9161,"theo":280.4439,"change":9.45,"open":301.8,"high":305.27,"low":286.4,"tick":"up","last_trade_price":287.0,"last_trade_time":"2026-02-18T15:05:13","percent_change":3.40479,"prev_day_close":289.550003051758},{"option":"SPX260918P07100000","bid":404.6,"bid_size":31.0,"ask":407.5,"ask_size":32.0,"iv":0.163,"open_interest":4423.0,"volume":7.0,"delta":-0.5338,"gamma":0.0005,"vega":20.618,"theta":-0.7546,"rho":-23.4928,"theo":405.4921,"change":-28.75,"open":378.0,"high":381.8,"low":378.0,"tick":"down","last_trade_price":379.3,"last_trade_time":"2026-02-18T12:50:03","percent_change":-7.04571,"prev_day_close":394.0},{"option":"SPX260918C07125000","bid":266.1,"bid_size":48.0,"ask":268.0,"ask_size":19.0,"iv":0.1611,"open_interest":1497.0,"volume":12.0,"delta":0.4552,"gamma":0.0005,"vega":20.5592,"theta":-0.7579,"rho":16.5033,"theo":266.8148,"change":9.7,"open":288.4,"high":288.4,"low":273.9,"tick":"down","last_trade_price":273.9,"last_trade_time":"2026-02-18T15:03:38","percent_change":3.67146,"prev_day_close":275.75},{"option":"SPX260918P07125000","bid":415.4,"bid_size":16.0,"ask":418.9,"ask_size":17.0,"iv":0.1614,"open_interest":1174.0,"volume":0.0,"delta":-0.546,"gamma":0.0005,"vega":20.5592,"theta":-0.7425,"rho":-24.0474,"theo":416.2972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":438.21,"last_trade_time":"2026-02-13T15:35:08","percent_change":0.0,"prev_day_close":404.600006103516},{"option":"SPX260918C07150000","bid":252.9,"bid_size":33.0,"ask":254.8,"ask_size":19.0,"iv":0.1594,"open_interest":2449.0,"volume":4.0,"delta":0.4428,"gamma":0.0005,"vega":20.4801,"theta":-0.7477,"rho":16.081,"theo":253.5337,"change":8.55,"open":271.5,"high":271.5,"low":259.6,"tick":"down","last_trade_price":259.6,"last_trade_time":"2026-02-18T15:00:47","percent_change":3.4057,"prev_day_close":262.25},{"option":"SPX260918P07150000","bid":426.6,"bid_size":30.0,"ask":430.1,"ask_size":31.0,"iv":0.1597,"open_interest":2308.0,"volume":0.0,"delta":-0.5584,"gamma":0.0005,"vega":20.4801,"theta":-0.7298,"rho":-24.6115,"theo":427.4502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":380.49,"last_trade_time":"2026-02-11T11:57:32","percent_change":0.0,"prev_day_close":415.550003051758},{"option":"SPX260918C07175000","bid":240.0,"bid_size":50.0,"ask":242.0,"ask_size":19.0,"iv":0.1577,"open_interest":1967.0,"volume":13.0,"delta":0.4303,"gamma":0.0005,"vega":20.3818,"theta":-0.7368,"rho":15.6562,"theo":240.6123,"change":9.45,"open":259.2,"high":259.2,"low":247.8,"tick":"down","last_trade_price":247.8,"last_trade_time":"2026-02-18T15:04:27","percent_change":3.96476,"prev_day_close":249.150001525879},{"option":"SPX260918P07175000","bid":438.2,"bid_size":16.0,"ask":441.6,"ask_size":17.0,"iv":0.158,"open_interest":918.0,"volume":0.0,"delta":-0.5709,"gamma":0.0005,"vega":20.3818,"theta":-0.7164,"rho":-25.1781,"theo":438.963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":382.0,"last_trade_time":"2026-02-10T13:07:16","percent_change":0.0,"prev_day_close":426.849990844727},{"option":"SPX260918C07200000","bid":228.0,"bid_size":28.0,"ask":229.5,"ask_size":19.0,"iv":0.1562,"open_interest":7253.0,"volume":24.0,"delta":0.4176,"gamma":0.0005,"vega":20.2647,"theta":-0.7253,"rho":15.2308,"theo":228.0597,"change":7.9,"open":245.2,"high":245.3,"low":233.8,"tick":"down","last_trade_price":233.8,"last_trade_time":"2026-02-18T15:00:47","percent_change":3.49712,"prev_day_close":236.299995422363},{"option":"SPX260918P07200000","bid":450.1,"bid_size":29.0,"ask":453.6,"ask_size":30.0,"iv":0.1564,"open_interest":2323.0,"volume":92.0,"delta":-0.5836,"gamma":0.0005,"vega":20.2647,"theta":-0.7023,"rho":-25.7452,"theo":450.8446,"change":-26.35,"open":423.89,"high":427.8,"low":423.89,"tick":"up","last_trade_price":427.8,"last_trade_time":"2026-02-18T13:40:40","percent_change":-5.80205,"prev_day_close":438.449996948242},{"option":"SPX260918C07225000","bid":215.5,"bid_size":36.0,"ask":217.4,"ask_size":5.0,"iv":0.1546,"open_interest":856.0,"volume":6.0,"delta":0.4049,"gamma":0.0005,"vega":20.1269,"theta":-0.7132,"rho":14.7994,"theo":215.8863,"change":8.75,"open":233.6,"high":234.0,"low":222.7,"tick":"down","last_trade_price":222.7,"last_trade_time":"2026-02-18T15:04:26","percent_change":4.08974,"prev_day_close":223.900001525879},{"option":"SPX260918P07225000","bid":462.4,"bid_size":15.0,"ask":465.9,"ask_size":16.0,"iv":0.1548,"open_interest":270.0,"volume":0.0,"delta":-0.5964,"gamma":0.0005,"vega":20.1269,"theta":-0.6877,"rho":-26.3184,"theo":463.1054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":486.73,"last_trade_time":"2026-02-17T09:30:05","percent_change":0.0,"prev_day_close":450.550003051758},{"option":"SPX260918C07250000","bid":204.1,"bid_size":21.0,"ask":205.6,"ask_size":5.0,"iv":0.153,"open_interest":2904.0,"volume":15.0,"delta":0.392,"gamma":0.0005,"vega":19.9656,"theta":-0.7005,"rho":14.3557,"theo":204.1065,"change":8.8,"open":215.7,"high":215.7,"low":210.1,"tick":"up","last_trade_price":211.1,"last_trade_time":"2026-02-18T15:40:07","percent_change":4.34998,"prev_day_close":211.849998474121},{"option":"SPX260918P07250000","bid":475.1,"bid_size":15.0,"ask":478.5,"ask_size":16.0,"iv":0.1532,"open_interest":950.0,"volume":9.0,"delta":-0.6092,"gamma":0.0005,"vega":19.9656,"theta":-0.6725,"rho":-26.9039,"theo":475.7598,"change":-31.15,"open":448.3,"high":448.3,"low":448.3,"tick":"down","last_trade_price":448.3,"last_trade_time":"2026-02-18T10:45:41","percent_change":-6.49703,"prev_day_close":462.899993896484},{"option":"SPX260918C07275000","bid":192.5,"bid_size":38.0,"ask":194.2,"ask_size":5.0,"iv":0.1515,"open_interest":824.0,"volume":5.0,"delta":0.3791,"gamma":0.0005,"vega":19.7794,"theta":-0.6873,"rho":13.9011,"theo":192.7353,"change":7.5,"open":204.0,"high":204.0,"low":198.6,"tick":"down","last_trade_price":198.6,"last_trade_time":"2026-02-18T15:04:53","percent_change":3.92465,"prev_day_close":200.200004577637},{"option":"SPX260918P07275000","bid":488.1,"bid_size":14.0,"ask":491.6,"ask_size":15.0,"iv":0.1517,"open_interest":458.0,"volume":8.0,"delta":-0.6221,"gamma":0.0005,"vega":19.7794,"theta":-0.6567,"rho":-27.5003,"theo":488.8227,"change":-3.55,"open":489.0,"high":489.0,"low":489.0,"tick":"down","last_trade_price":489.0,"last_trade_time":"2026-02-18T09:38:15","percent_change":-0.72074,"prev_day_close":475.699996948242},{"option":"SPX260918C07300000","bid":181.9,"bid_size":22.0,"ask":183.3,"ask_size":31.0,"iv":0.1501,"open_interest":6247.0,"volume":5.0,"delta":0.3662,"gamma":0.0005,"vega":19.5707,"theta":-0.6735,"rho":13.4446,"theo":181.7823,"change":7.4,"open":192.6,"high":192.6,"low":187.6,"tick":"down","last_trade_price":187.6,"last_trade_time":"2026-02-18T15:04:51","percent_change":4.10655,"prev_day_close":189.0},{"option":"SPX260918P07300000","bid":501.5,"bid_size":28.0,"ask":505.0,"ask_size":29.0,"iv":0.1502,"open_interest":1975.0,"volume":3.0,"delta":-0.6351,"gamma":0.0005,"vega":19.5707,"theta":-0.6404,"rho":-28.0985,"theo":502.3038,"change":-14.6,"open":503.8,"high":503.8,"low":491.5,"tick":"down","last_trade_price":491.5,"last_trade_time":"2026-02-18T09:44:42","percent_change":-2.8848,"prev_day_close":488.849990844727},{"option":"SPX260918C07325000","bid":171.0,"bid_size":43.0,"ask":172.7,"ask_size":32.0,"iv":0.1485,"open_interest":1644.0,"volume":5.0,"delta":0.3532,"gamma":0.0005,"vega":19.3433,"theta":-0.6592,"rho":12.9935,"theo":171.2496,"change":7.15,"open":181.7,"high":181.7,"low":176.9,"tick":"down","last_trade_price":176.9,"last_trade_time":"2026-02-18T15:05:00","percent_change":4.21208,"prev_day_close":178.199996948242},{"option":"SPX260918P07325000","bid":515.4,"bid_size":12.0,"ask":518.8,"ask_size":12.0,"iv":0.1487,"open_interest":297.0,"volume":0.0,"delta":-0.648,"gamma":0.0005,"vega":19.3433,"theta":-0.6236,"rho":-28.6914,"theo":516.2053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":462.5,"last_trade_time":"2026-02-12T10:09:44","percent_change":0.0,"prev_day_close":502.449996948242},{"option":"SPX260918C07350000","bid":160.8,"bid_size":60.0,"ask":162.6,"ask_size":33.0,"iv":0.1471,"open_interest":1350.0,"volume":18.0,"delta":0.3403,"gamma":0.0005,"vega":19.0975,"theta":-0.6445,"rho":12.5449,"theo":161.1365,"change":3.89,"open":177.26,"high":177.26,"low":163.59,"tick":"down","last_trade_price":163.59,"last_trade_time":"2026-02-18T15:27:30","percent_change":2.43582,"prev_day_close":167.75},{"option":"SPX260918P07350000","bid":529.1,"bid_size":6.0,"ask":533.9,"ask_size":6.0,"iv":0.1474,"open_interest":207.0,"volume":0.0,"delta":-0.6609,"gamma":0.0005,"vega":19.0975,"theta":-0.6063,"rho":-29.2818,"theo":530.5264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":473.1,"last_trade_time":"2026-02-12T10:21:22","percent_change":0.0,"prev_day_close":516.449981689453},{"option":"SPX260918C07375000","bid":151.1,"bid_size":46.0,"ask":152.9,"ask_size":26.0,"iv":0.1458,"open_interest":633.0,"volume":27.0,"delta":0.3274,"gamma":0.0005,"vega":18.8297,"theta":-0.6293,"rho":12.091,"theo":151.4449,"change":6.45,"open":165.4,"high":168.36,"low":156.5,"tick":"down","last_trade_price":156.5,"last_trade_time":"2026-02-18T15:00:54","percent_change":4.29856,"prev_day_close":157.650001525879},{"option":"SPX260918P07375000","bid":542.3,"bid_size":9.0,"ask":548.6,"ask_size":6.0,"iv":0.1456,"open_interest":26.0,"volume":0.0,"delta":-0.6738,"gamma":0.0005,"vega":18.8297,"theta":-0.5887,"rho":-29.8775,"theo":545.269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":471.92,"last_trade_time":"2026-02-09T12:22:29","percent_change":0.0,"prev_day_close":530.899993896484},{"option":"SPX260918C07400000","bid":142.1,"bid_size":30.0,"ask":143.5,"ask_size":45.0,"iv":0.1445,"open_interest":8137.0,"volume":10.0,"delta":0.3146,"gamma":0.0005,"vega":18.5366,"theta":-0.6138,"rho":11.6302,"theo":142.1783,"change":5.65,"open":157.48,"high":157.48,"low":146.5,"tick":"down","last_trade_price":146.5,"last_trade_time":"2026-02-18T15:05:16","percent_change":4.01136,"prev_day_close":148.100006103516},{"option":"SPX260918P07400000","bid":558.8,"bid_size":2.0,"ask":564.4,"ask_size":3.0,"iv":0.1447,"open_interest":704.0,"volume":0.0,"delta":-0.6866,"gamma":0.0005,"vega":18.5366,"theta":-0.5706,"rho":-30.4801,"theo":560.4365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":575.22,"last_trade_time":"2026-02-13T15:21:34","percent_change":0.0,"prev_day_close":545.700012207031},{"option":"SPX260918C07425000","bid":132.9,"bid_size":50.0,"ask":134.6,"ask_size":29.0,"iv":0.1432,"open_interest":806.0,"volume":19.0,"delta":0.302,"gamma":0.0005,"vega":18.2209,"theta":-0.5979,"rho":11.1712,"theo":133.335,"change":5.75,"open":145.7,"high":145.7,"low":137.8,"tick":"down","last_trade_price":137.8,"last_trade_time":"2026-02-18T15:05:12","percent_change":4.35441,"prev_day_close":138.800003051758},{"option":"SPX260918P07425000","bid":573.9,"bid_size":2.0,"ask":579.9,"ask_size":3.0,"iv":0.1434,"open_interest":213.0,"volume":0.0,"delta":-0.6993,"gamma":0.0005,"vega":18.2209,"theta":-0.5522,"rho":-31.0808,"theo":576.0274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":495.64,"last_trade_time":"2026-02-02T15:47:59","percent_change":0.0,"prev_day_close":561.049987792969},{"option":"SPX260918C07450000","bid":124.4,"bid_size":51.0,"ask":126.1,"ask_size":51.0,"iv":0.142,"open_interest":1557.0,"volume":427.0,"delta":0.2894,"gamma":0.0005,"vega":17.8893,"theta":-0.5817,"rho":10.7231,"theo":124.9057,"change":4.95,"open":132.1,"high":135.75,"low":128.6,"tick":"down","last_trade_price":128.6,"last_trade_time":"2026-02-18T15:05:24","percent_change":4.00324,"prev_day_close":130.150001525879},{"option":"SPX260918P07450000","bid":589.3,"bid_size":2.0,"ask":595.8,"ask_size":3.0,"iv":0.142,"open_interest":285.0,"volume":0.0,"delta":-0.7118,"gamma":0.0005,"vega":17.8893,"theta":-0.5335,"rho":-31.6708,"theo":592.0323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":561.71,"last_trade_time":"2026-02-04T15:06:22","percent_change":0.0,"prev_day_close":576.600006103516},{"option":"SPX260918C07475000","bid":116.4,"bid_size":54.0,"ask":117.9,"ask_size":32.0,"iv":0.1408,"open_interest":381.0,"volume":11.0,"delta":0.277,"gamma":0.0005,"vega":17.5447,"theta":-0.5652,"rho":10.2837,"theo":116.8778,"change":5.45,"open":130.1,"high":130.1,"low":121.0,"tick":"down","last_trade_price":121.0,"last_trade_time":"2026-02-18T15:04:37","percent_change":4.71657,"prev_day_close":121.75},{"option":"SPX260918P07475000","bid":606.0,"bid_size":2.0,"ask":612.2,"ask_size":3.0,"iv":0.141,"open_interest":236.0,"volume":0.0,"delta":-0.7242,"gamma":0.0005,"vega":17.5447,"theta":-0.5145,"rho":-32.2519,"theo":608.4385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":635.93,"last_trade_time":"2026-02-17T09:30:05","percent_change":0.0,"prev_day_close":592.600006103516},{"option":"SPX260918C07500000","bid":108.6,"bid_size":75.0,"ask":110.2,"ask_size":76.0,"iv":0.1396,"open_interest":6249.0,"volume":18.0,"delta":0.2648,"gamma":0.0004,"vega":17.1833,"theta":-0.5485,"rho":9.8448,"theo":109.2426,"change":2.6,"open":121.1,"high":121.7,"low":110.46,"tick":"up","last_trade_price":110.5,"last_trade_time":"2026-02-18T15:21:11","percent_change":2.40964,"prev_day_close":113.75},{"option":"SPX260918P07500000","bid":623.1,"bid_size":2.0,"ask":628.9,"ask_size":3.0,"iv":0.14,"open_interest":799.0,"volume":0.0,"delta":-0.7364,"gamma":0.0004,"vega":17.1833,"theta":-0.4952,"rho":-32.8326,"theo":625.2375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":565.09,"last_trade_time":"2026-02-11T10:11:50","percent_change":0.0,"prev_day_close":609.100006103516},{"option":"SPX260918C07525000","bid":101.4,"bid_size":40.0,"ask":102.8,"ask_size":50.0,"iv":0.1385,"open_interest":1988.0,"volume":8.0,"delta":0.2528,"gamma":0.0004,"vega":16.8005,"theta":-0.5315,"rho":9.4044,"theo":101.9949,"change":4.15,"open":111.54,"high":112.98,"low":104.9,"tick":"down","last_trade_price":104.9,"last_trade_time":"2026-02-18T15:05:33","percent_change":4.11911,"prev_day_close":106.149997711182},{"option":"SPX260918P07525000","bid":638.8,"bid_size":2.0,"ask":645.9,"ask_size":3.0,"iv":0.1384,"open_interest":146.0,"volume":0.0,"delta":-0.7484,"gamma":0.0004,"vega":16.8005,"theta":-0.4758,"rho":-33.4148,"theo":642.424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":665.3,"last_trade_time":"2026-02-17T12:22:38","percent_change":0.0,"prev_day_close":626.049987792969},{"option":"SPX260918C07550000","bid":94.4,"bid_size":81.0,"ask":95.9,"ask_size":80.0,"iv":0.1374,"open_interest":1346.0,"volume":5.0,"delta":0.241,"gamma":0.0004,"vega":16.3989,"theta":-0.5144,"rho":8.971,"theo":95.1266,"change":4.25,"open":101.2,"high":101.2,"low":98.1,"tick":"down","last_trade_price":98.1,"last_trade_time":"2026-02-18T15:05:53","percent_change":4.5285,"prev_day_close":99.0},{"option":"SPX260918P07550000","bid":656.8,"bid_size":2.0,"ask":663.5,"ask_size":3.0,"iv":0.1375,"open_interest":772.0,"volume":0.0,"delta":-0.7602,"gamma":0.0004,"vega":16.3989,"theta":-0.4561,"rho":-33.9899,"theo":659.9898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":574.69,"last_trade_time":"2026-02-10T13:09:09","percent_change":0.0,"prev_day_close":642.350006103516},{"option":"SPX260918C07575000","bid":88.0,"bid_size":17.0,"ask":89.3,"ask_size":37.0,"iv":0.1365,"open_interest":290.0,"volume":5.0,"delta":0.2295,"gamma":0.0004,"vega":15.9868,"theta":-0.4972,"rho":8.5529,"theo":88.6234,"change":3.9,"open":94.2,"high":94.2,"low":91.3,"tick":"down","last_trade_price":91.3,"last_trade_time":"2026-02-18T15:04:43","percent_change":4.46224,"prev_day_close":92.2000007629394},{"option":"SPX260918P07575000","bid":674.2,"bid_size":2.0,"ask":681.4,"ask_size":3.0,"iv":0.1364,"open_interest":27.0,"volume":0.0,"delta":-0.7717,"gamma":0.0004,"vega":15.9868,"theta":-0.4364,"rho":-34.5498,"theo":677.9209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":592.9,"last_trade_time":"2026-02-02T10:11:39","percent_change":0.0,"prev_day_close":660.0},{"option":"SPX260918C07600000","bid":81.8,"bid_size":67.0,"ask":83.1,"ask_size":87.0,"iv":0.1355,"open_interest":7797.0,"volume":4.0,"delta":0.2182,"gamma":0.0004,"vega":15.5688,"theta":-0.4799,"rho":8.1468,"theo":82.4704,"change":3.5,"open":90.42,"high":90.42,"low":84.8,"tick":"down","last_trade_price":84.8,"last_trade_time":"2026-02-18T15:00:47","percent_change":4.30504,"prev_day_close":85.75},{"option":"SPX260918P07600000","bid":692.8,"bid_size":2.0,"ask":699.6,"ask_size":3.0,"iv":0.1355,"open_interest":256.0,"volume":0.0,"delta":-0.783,"gamma":0.0004,"vega":15.5688,"theta":-0.4166,"rho":-35.0977,"theo":696.202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":626.3,"last_trade_time":"2026-02-02T09:44:05","percent_change":0.0,"prev_day_close":678.0},{"option":"SPX260918C07625000","bid":76.0,"bid_size":18.0,"ask":77.3,"ask_size":40.0,"iv":0.1346,"open_interest":445.0,"volume":5.0,"delta":0.2072,"gamma":0.0004,"vega":15.1408,"theta":-0.4625,"rho":7.7446,"theo":76.6579,"change":3.35,"open":81.5,"high":81.5,"low":78.9,"tick":"down","last_trade_price":78.9,"last_trade_time":"2026-02-18T15:05:56","percent_change":4.43415,"prev_day_close":79.7000007629394},{"option":"SPX260918P07625000","bid":711.4,"bid_size":2.0,"ask":718.3,"ask_size":3.0,"iv":0.1348,"open_interest":24.0,"volume":0.0,"delta":-0.794,"gamma":0.0004,"vega":15.1408,"theta":-0.3967,"rho":-35.6418,"theo":714.8236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":659.99,"last_trade_time":"2026-01-08T11:00:11","percent_change":0.0,"prev_day_close":696.350006103516},{"option":"SPX260918C07650000","bid":70.5,"bid_size":73.0,"ask":71.8,"ask_size":95.0,"iv":0.1337,"open_interest":2959.0,"volume":105.0,"delta":0.1966,"gamma":0.0004,"vega":14.6979,"theta":-0.4452,"rho":7.3459,"theo":71.1794,"change":3.1,"open":79.2,"high":79.2,"low":73.2,"tick":"down","last_trade_price":73.2,"last_trade_time":"2026-02-18T15:00:47","percent_change":4.42226,"prev_day_close":74.0499992370606},{"option":"SPX260918P07650000","bid":731.3,"bid_size":2.0,"ask":737.2,"ask_size":3.0,"iv":0.1341,"open_interest":80.0,"volume":0.0,"delta":-0.8047,"gamma":0.0004,"vega":14.6979,"theta":-0.3768,"rho":-36.1822,"theo":733.7793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":773.93,"last_trade_time":"2026-02-05T14:58:29","percent_change":0.0,"prev_day_close":715.100006103516},{"option":"SPX260918C07675000","bid":65.4,"bid_size":56.0,"ask":66.6,"ask_size":42.0,"iv":0.1329,"open_interest":827.0,"volume":6.0,"delta":0.1862,"gamma":0.0004,"vega":14.2432,"theta":-0.4279,"rho":6.9599,"theo":66.0254,"change":2.85,"open":72.8,"high":73.05,"low":67.9,"tick":"down","last_trade_price":67.9,"last_trade_time":"2026-02-18T15:05:40","percent_change":4.38125,"prev_day_close":68.7000007629394},{"option":"SPX260918P07675000","bid":749.6,"bid_size":2.0,"ask":756.6,"ask_size":3.0,"iv":0.1331,"open_interest":3.0,"volume":0.0,"delta":-0.8151,"gamma":0.0004,"vega":14.2432,"theta":-0.357,"rho":-36.71,"theo":753.0594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":802.1,"last_trade_time":"2025-11-05T09:55:36","percent_change":0.0,"prev_day_close":734.100006103516},{"option":"SPX260918C07700000","bid":60.5,"bid_size":62.0,"ask":61.8,"ask_size":87.0,"iv":0.1321,"open_interest":3539.0,"volume":10.0,"delta":0.1761,"gamma":0.0004,"vega":13.7858,"theta":-0.4108,"rho":6.5917,"theo":61.1811,"change":2.7,"open":66.7,"high":66.7,"low":63.0,"tick":"down","last_trade_price":63.0,"last_trade_time":"2026-02-18T15:00:47","percent_change":4.47761,"prev_day_close":63.6499996185303},{"option":"SPX260918P07700000","bid":769.1,"bid_size":2.0,"ask":776.2,"ask_size":3.0,"iv":0.1321,"open_interest":24.0,"volume":0.0,"delta":-0.8251,"gamma":0.0004,"vega":13.7858,"theta":-0.3373,"rho":-37.2199,"theo":772.6494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":820.6,"last_trade_time":"2025-11-05T10:00:27","percent_change":0.0,"prev_day_close":753.600006103516},{"option":"SPX260918C07725000","bid":56.0,"bid_size":64.0,"ask":57.3,"ask_size":45.0,"iv":0.1314,"open_interest":667.0,"volume":5.0,"delta":0.1664,"gamma":0.0004,"vega":13.3301,"theta":-0.3937,"rho":6.2365,"theo":56.633,"change":2.55,"open":62.37,"high":62.37,"low":58.4,"tick":"down","last_trade_price":58.4,"last_trade_time":"2026-02-18T15:04:47","percent_change":4.5658,"prev_day_close":58.9499988555908},{"option":"SPX260918P07725000","bid":789.4,"bid_size":2.0,"ask":796.1,"ask_size":3.0,"iv":0.1315,"open_interest":4.0,"volume":0.0,"delta":-0.8349,"gamma":0.0004,"vega":13.3301,"theta":-0.3178,"rho":-37.717,"theo":792.5354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":837.6,"last_trade_time":"2025-11-05T10:02:13","percent_change":0.0,"prev_day_close":773.349975585938},{"option":"SPX260918C07750000","bid":51.8,"bid_size":66.0,"ask":53.0,"ask_size":93.0,"iv":0.1306,"open_interest":647.0,"volume":16.0,"delta":0.157,"gamma":0.0004,"vega":12.8721,"theta":-0.3769,"rho":5.8874,"theo":52.3721,"change":2.4,"open":58.8,"high":58.8,"low":54.1,"tick":"down","last_trade_price":54.1,"last_trade_time":"2026-02-18T15:05:56","percent_change":4.64217,"prev_day_close":54.5500011444092},{"option":"SPX260918P07750000","bid":810.0,"bid_size":2.0,"ask":816.3,"ask_size":3.0,"iv":0.1312,"open_interest":6.0,"volume":0.0,"delta":-0.8443,"gamma":0.0004,"vega":12.8721,"theta":-0.2985,"rho":-38.2078,"theo":812.7087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":856.4,"last_trade_time":"2025-11-05T10:02:15","percent_change":0.0,"prev_day_close":793.399993896484},{"option":"SPX260918C07775000","bid":47.9,"bid_size":48.0,"ask":49.1,"ask_size":51.0,"iv":0.13,"open_interest":168.0,"volume":3.0,"delta":0.1479,"gamma":0.0003,"vega":12.4075,"theta":-0.3604,"rho":5.547,"theo":48.3909,"change":2.35,"open":51.4,"high":51.5,"low":50.1,"tick":"down","last_trade_price":50.1,"last_trade_time":"2026-02-18T15:05:53","percent_change":4.92147,"prev_day_close":50.4499988555908},{"option":"SPX260918P07775000","bid":829.7,"bid_size":2.0,"ask":836.9,"ask_size":2.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":-0.8533,"gamma":0.0003,"vega":12.4075,"theta":-0.2794,"rho":-38.69,"theo":833.1616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":813.700012207031},{"option":"SPX260918C07800000","bid":44.4,"bid_size":71.0,"ask":45.5,"ask_size":103.0,"iv":0.1295,"open_interest":7061.0,"volume":9.0,"delta":0.1393,"gamma":0.0003,"vega":11.9402,"theta":-0.3441,"rho":5.2232,"theo":44.6777,"change":2.2,"open":50.0,"high":50.2,"low":46.3,"tick":"down","last_trade_price":46.3,"last_trade_time":"2026-02-18T15:00:47","percent_change":4.98866,"prev_day_close":46.6500015258789},{"option":"SPX260918P07800000","bid":850.3,"bid_size":2.0,"ask":857.7,"ask_size":2.0,"iv":0.1294,"open_interest":129.0,"volume":0.0,"delta":-0.862,"gamma":0.0003,"vega":11.9402,"theta":-0.2606,"rho":-39.1556,"theo":853.8826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":906.61,"last_trade_time":"2026-02-17T10:03:53","percent_change":0.0,"prev_day_close":834.25},{"option":"SPX260918C07825000","bid":40.9,"bid_size":48.0,"ask":42.0,"ask_size":60.0,"iv":0.1289,"open_interest":3127.0,"volume":3.0,"delta":0.131,"gamma":0.0003,"vega":11.4787,"theta":-0.3282,"rho":4.9176,"theo":41.2175,"change":2.05,"open":44.3,"high":44.3,"low":42.8,"tick":"down","last_trade_price":42.8,"last_trade_time":"2026-02-18T15:04:39","percent_change":5.03067,"prev_day_close":43.1000003814697},{"option":"SPX260918P07825000","bid":871.4,"bid_size":2.0,"ask":878.7,"ask_size":2.0,"iv":0.129,"open_interest":0.0,"volume":0.0,"delta":-0.8703,"gamma":0.0003,"vega":11.4787,"theta":-0.2422,"rho":-39.603,"theo":874.8565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":855.149993896484},{"option":"SPX260918C07850000","bid":37.7,"bid_size":48.0,"ask":38.7,"ask_size":33.0,"iv":0.1283,"open_interest":437.0,"volume":11.0,"delta":0.123,"gamma":0.0003,"vega":11.0261,"theta":-0.3127,"rho":4.6243,"theo":37.9974,"change":1.9,"open":42.3,"high":42.3,"low":39.5,"tick":"down","last_trade_price":39.5,"last_trade_time":"2026-02-18T15:05:38","percent_change":5.05319,"prev_day_close":39.75},{"option":"SPX260918P07850000","bid":892.6,"bid_size":2.0,"ask":899.9,"ask_size":2.0,"iv":0.1283,"open_interest":0.0,"volume":0.0,"delta":-0.8782,"gamma":0.0003,"vega":11.0261,"theta":-0.2241,"rho":-40.038,"theo":896.0707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.200012207031},{"option":"SPX260918C07875000","bid":34.7,"bid_size":85.0,"ask":35.8,"ask_size":36.0,"iv":0.1278,"open_interest":103.0,"volume":3.0,"delta":0.1154,"gamma":0.0003,"vega":10.5787,"theta":-0.2975,"rho":4.3393,"theo":35.0085,"change":1.8,"open":37.4,"high":37.7,"low":36.5,"tick":"down","last_trade_price":36.5,"last_trade_time":"2026-02-18T15:00:47","percent_change":5.18732,"prev_day_close":36.7000007629394},{"option":"SPX260918P07875000","bid":913.2,"bid_size":4.0,"ask":921.4,"ask_size":2.0,"iv":0.1273,"open_interest":0.0,"volume":0.0,"delta":-0.8858,"gamma":0.0003,"vega":10.5787,"theta":-0.2065,"rho":-40.4648,"theo":917.5159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":897.849975585938},{"option":"SPX260918C07900000","bid":32.0,"bid_size":120.0,"ask":33.0,"ask_size":63.0,"iv":0.1273,"open_interest":6146.0,"volume":4.0,"delta":0.1082,"gamma":0.0003,"vega":10.1334,"theta":-0.2829,"rho":4.0662,"theo":32.2411,"change":1.7,"open":34.9,"high":34.9,"low":33.7,"tick":"down","last_trade_price":33.7,"last_trade_time":"2026-02-18T15:00:47","percent_change":5.3125,"prev_day_close":33.8499984741211},{"option":"SPX260918P07900000","bid":935.7,"bid_size":2.0,"ask":943.2,"ask_size":2.0,"iv":0.1273,"open_interest":102.0,"volume":0.0,"delta":-0.893,"gamma":0.0003,"vega":10.1334,"theta":-0.1893,"rho":-40.8797,"theo":939.1826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":871.11,"last_trade_time":"2026-01-08T13:10:30","percent_change":0.0,"prev_day_close":919.25},{"option":"SPX260918C07950000","bid":27.3,"bid_size":49.0,"ask":28.1,"ask_size":45.0,"iv":0.1266,"open_interest":654.0,"volume":5.0,"delta":0.0949,"gamma":0.0003,"vega":9.2666,"theta":-0.255,"rho":3.5714,"theo":27.3172,"change":1.5,"open":29.8,"high":29.8,"low":28.7,"tick":"down","last_trade_price":28.7,"last_trade_time":"2026-02-18T15:00:47","percent_change":5.51471,"prev_day_close":28.75},{"option":"SPX260918P07950000","bid":979.6,"bid_size":2.0,"ask":987.2,"ask_size":2.0,"iv":0.1265,"open_interest":0.0,"volume":0.0,"delta":-0.9063,"gamma":0.0003,"vega":9.2666,"theta":-0.1563,"rho":-41.6581,"theo":983.1271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":963.050018310547},{"option":"SPX260918C08000000","bid":23.1,"bid_size":78.0,"ask":23.9,"ask_size":79.0,"iv":0.1259,"open_interest":11412.0,"volume":16.0,"delta":0.083,"gamma":0.0002,"vega":8.4515,"theta":-0.2292,"rho":3.1246,"theo":23.125,"change":0.85,"open":26.0,"high":26.0,"low":23.95,"tick":"no_change","last_trade_price":23.95,"last_trade_time":"2026-02-18T15:21:11","percent_change":3.67966,"prev_day_close":24.4500007629395},{"option":"SPX260918P08000000","bid":1024.2,"bid_size":2.0,"ask":1032.0,"ask_size":2.0,"iv":0.1258,"open_interest":1295.0,"volume":0.0,"delta":-0.9182,"gamma":0.0002,"vega":8.4515,"theta":-0.1255,"rho":-42.3884,"theo":1027.8032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":943.2,"last_trade_time":"2026-02-11T11:17:00","percent_change":0.0,"prev_day_close":1007.60000610352},{"option":"SPX260918C08100000","bid":16.6,"bid_size":86.0,"ask":17.4,"ask_size":206.0,"iv":0.125,"open_interest":9818.0,"volume":20.0,"delta":0.0632,"gamma":0.0002,"vega":6.9579,"theta":-0.184,"rho":2.3817,"theo":16.5958,"change":0.75,"open":18.6,"high":18.6,"low":17.4,"tick":"down","last_trade_price":17.4,"last_trade_time":"2026-02-18T15:10:41","percent_change":4.50451,"prev_day_close":17.5999994277954},{"option":"SPX260918P08100000","bid":1115.3,"bid_size":2.0,"ask":1123.4,"ask_size":2.0,"iv":0.1249,"open_interest":99.0,"volume":0.0,"delta":-0.938,"gamma":0.0002,"vega":6.9579,"theta":-0.0702,"rho":-43.6984,"theo":1119.0108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1242.96,"last_trade_time":"2025-11-07T10:11:18","percent_change":0.0,"prev_day_close":1098.34997558594},{"option":"SPX260918C08200000","bid":11.9,"bid_size":54.0,"ask":12.6,"ask_size":194.0,"iv":0.1245,"open_interest":8020.0,"volume":11.0,"delta":0.0481,"gamma":0.0001,"vega":5.6872,"theta":-0.1472,"rho":1.8087,"theo":11.9897,"change":0.65,"open":13.6,"high":13.6,"low":12.6,"tick":"no_change","last_trade_price":12.6,"last_trade_time":"2026-02-18T15:11:13","percent_change":5.43933,"prev_day_close":12.6999998092651},{"option":"SPX260918P08200000","bid":1208.1,"bid_size":2.0,"ask":1216.6,"ask_size":2.0,"iv":0.1244,"open_interest":0.0,"volume":0.0,"delta":-0.9532,"gamma":0.0001,"vega":5.6872,"theta":-0.0233,"rho":-44.8385,"theo":1212.1413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1191.15002441406},{"option":"SPX260918C08300000","bid":8.6,"bid_size":102.0,"ask":9.2,"ask_size":239.0,"iv":0.1244,"open_interest":3335.0,"volume":6.0,"delta":0.0366,"gamma":0.0001,"vega":4.6369,"theta":-0.1179,"rho":1.3766,"theo":8.7567,"change":0.4,"open":9.6,"high":9.6,"low":9.1,"tick":"down","last_trade_price":9.1,"last_trade_time":"2026-02-18T15:11:43","percent_change":4.5977,"prev_day_close":9.15000009536743},{"option":"SPX260918P08300000","bid":1301.6,"bid_size":2.0,"ask":1311.0,"ask_size":2.0,"iv":0.1232,"open_interest":0.0,"volume":0.0,"delta":-0.9646,"gamma":0.0001,"vega":4.6369,"theta":0.0,"rho":-45.8377,"theo":1306.645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1285.89996337891},{"option":"SPX260918C08400000","bid":6.2,"bid_size":72.0,"ask":6.8,"ask_size":329.0,"iv":0.1246,"open_interest":3974.0,"volume":0.0,"delta":0.0281,"gamma":0.0001,"vega":3.7783,"theta":-0.0948,"rho":1.0565,"theo":6.4795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.95,"last_trade_time":"2026-02-13T10:27:19","percent_change":0.0,"prev_day_close":6.65000009536743},{"option":"SPX260918P08400000","bid":1397.0,"bid_size":2.0,"ask":1406.5,"ask_size":2.0,"iv":0.1235,"open_interest":0.0,"volume":0.0,"delta":-0.9731,"gamma":0.0001,"vega":3.7783,"theta":0.0,"rho":-46.725,"theo":1402.1045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1381.04998779297},{"option":"SPX260918C08500000","bid":4.5,"bid_size":75.0,"ask":5.0,"ask_size":294.0,"iv":0.125,"open_interest":5457.0,"volume":120.0,"delta":0.0217,"gamma":0.0001,"vega":3.0851,"theta":-0.0766,"rho":0.8145,"theo":4.8583,"change":0.7,"open":5.4,"high":5.4,"low":5.4,"tick":"no_change","last_trade_price":5.4,"last_trade_time":"2026-02-18T13:43:08","percent_change":14.8936,"prev_day_close":4.95000004768372},{"option":"SPX260918P08500000","bid":1492.9,"bid_size":2.0,"ask":1502.2,"ask_size":2.0,"iv":0.1228,"open_interest":2.0,"volume":0.0,"delta":-0.9795,"gamma":0.0001,"vega":3.0851,"theta":0.0,"rho":-47.5342,"theo":1498.2199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1367.63,"last_trade_time":"2026-01-15T10:29:17","percent_change":0.0,"prev_day_close":1476.95001220703},{"option":"SPX260918C08600000","bid":3.3,"bid_size":74.0,"ask":3.8,"ask_size":322.0,"iv":0.1259,"open_interest":5915.0,"volume":0.0,"delta":0.0169,"gamma":0.0001,"vega":2.5254,"theta":-0.0622,"rho":0.6324,"theo":3.6849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.45,"last_trade_time":"2026-02-17T15:42:32","percent_change":0.0,"prev_day_close":3.64999997615814},{"option":"SPX260918P08600000","bid":1589.3,"bid_size":2.0,"ask":1599.2,"ask_size":2.0,"iv":0.1239,"open_interest":0.0,"volume":0.0,"delta":-0.9843,"gamma":0.0001,"vega":2.5254,"theta":0.0,"rho":-48.2834,"theo":1594.7832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1573.54998779297},{"option":"SPX260918C08800000","bid":1.85,"bid_size":26.0,"ask":2.25,"ask_size":295.0,"iv":0.1283,"open_interest":3975.0,"volume":0.0,"delta":0.0104,"gamma":0.0,"vega":1.7069,"theta":-0.0416,"rho":0.3893,"theo":2.1879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.12,"last_trade_time":"2026-02-17T12:05:39","percent_change":0.0,"prev_day_close":2.125},{"option":"SPX260918P08800000","bid":1783.1,"bid_size":2.0,"ask":1793.4,"ask_size":2.0,"iv":0.1252,"open_interest":0.0,"volume":0.0,"delta":-0.9908,"gamma":0.0,"vega":1.7069,"theta":0.0,"rho":-49.6607,"theo":1788.7595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1767.19995117188},{"option":"SPX260918C09000000","bid":1.05,"bid_size":175.0,"ask":1.4,"ask_size":196.0,"iv":0.131,"open_interest":3018.0,"volume":1.0,"delta":0.0066,"gamma":0.0,"vega":1.1731,"theta":-0.0285,"rho":0.2471,"theo":1.3542,"change":0.125,"open":1.35,"high":1.35,"low":1.35,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T10:02:28","percent_change":10.2041,"prev_day_close":1.27499997615814},{"option":"SPX260918P09000000","bid":1976.7,"bid_size":2.0,"ask":1987.6,"ask_size":2.0,"iv":0.1049,"open_interest":0.0,"volume":0.0,"delta":-0.9946,"gamma":0.0,"vega":1.1731,"theta":0.0,"rho":-50.9372,"theo":1983.3991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1962.20001220703},{"option":"SPX260918C09200000","bid":0.65,"bid_size":197.0,"ask":1.0,"ask_size":233.0,"iv":0.1352,"open_interest":3939.0,"volume":101.0,"delta":0.0044,"gamma":0.0,"vega":0.828,"theta":-0.0202,"rho":0.1633,"theo":0.8814,"change":0.1,"open":0.85,"high":0.9,"low":0.85,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T13:38:21","percent_change":12.5,"prev_day_close":0.799999982118606},{"option":"SPX260918P09200000","bid":2171.7,"bid_size":2.0,"ask":2182.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.828,"theta":0.0,"rho":-52.1552,"theo":2178.3996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2156.95007324219},{"option":"SPX260918C09400000","bid":0.45,"bid_size":195.0,"ask":0.75,"ask_size":242.0,"iv":0.1401,"open_interest":3314.0,"volume":0.0,"delta":0.0031,"gamma":0.0,"vega":0.6064,"theta":-0.0149,"rho":0.1132,"theo":0.6094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-04T15:10:24","percent_change":0.0,"prev_day_close":0.599999994039536},{"option":"SPX260918P09400000","bid":2367.1,"bid_size":2.0,"ask":2378.3,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.6064,"theta":0.0,"rho":-53.3396,"theo":2373.601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2392.6,"last_trade_time":"2025-11-25T13:38:00","percent_change":0.0,"prev_day_close":2352.29992675781},{"option":"SPX260918C09600000","bid":0.3,"bid_size":218.0,"ask":0.6,"ask_size":244.0,"iv":0.145,"open_interest":78.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.4635,"theta":-0.0116,"rho":0.0829,"theo":0.4492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-01-20T10:56:16","percent_change":0.0,"prev_day_close":0.450000017881393},{"option":"SPX260918P09600000","bid":2562.2,"bid_size":2.0,"ask":2573.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.4631,"theta":0.0,"rho":-54.5041,"theo":2568.9138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2547.40002441406},{"option":"SPX260918C09800000","bid":0.2,"bid_size":223.0,"ask":0.5,"ask_size":245.0,"iv":0.1501,"open_interest":4549.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.3688,"theta":-0.0095,"rho":0.064,"theo":0.351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-13T14:26:08","percent_change":0.0,"prev_day_close":0.375},{"option":"SPX260918P09800000","bid":2757.3,"bid_size":2.0,"ask":2769.5,"ask_size":2.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.3686,"theta":0.0,"rho":-55.6573,"theo":2764.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2684.24,"last_trade_time":"2026-01-29T12:02:09","percent_change":0.0,"prev_day_close":2742.75},{"option":"SPX261016C00200000","bid":6609.9,"bid_size":2.0,"ask":6626.1,"ask_size":1.0,"iv":1.7303,"open_interest":13.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0137,"theta":0.0,"rho":1.4532,"theo":6615.8688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6618.84,"last_trade_time":"2026-02-17T14:22:37","percent_change":0.0,"prev_day_close":6634.5},{"option":"SPX261016P00200000","bid":0.05,"bid_size":2.0,"ask":0.2,"ask_size":155.0,"iv":1.3298,"open_interest":146.0,"volume":10.0,"delta":-0.0001,"gamma":0.0,"vega":0.0137,"theta":-0.0036,"rho":-0.0035,"theo":0.1287,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:36:24","percent_change":-1.49012e-6,"prev_day_close":0.0750000011175871},{"option":"SPX261016C00400000","bid":6408.8,"bid_size":2.0,"ask":6431.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0288,"theta":0.0,"rho":2.7297,"theo":6421.0571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6375.6,"last_trade_time":"2026-02-17T09:50:31","percent_change":0.0,"prev_day_close":6441.9501953125},{"option":"SPX261016P00400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":40.0,"iv":1.057,"open_interest":56.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0288,"theta":-0.0062,"rho":-0.0073,"theo":0.2341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-04T14:32:01","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX261016C00600000","bid":6220.2,"bid_size":2.0,"ask":6236.6,"ask_size":1.0,"iv":1.1708,"open_interest":31.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0478,"theta":0.0,"rho":4.0051,"theo":6226.2642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6180.8,"last_trade_time":"2026-02-17T09:50:31","percent_change":0.0,"prev_day_close":6245.14990234375},{"option":"SPX261016P00600000","bid":0.05,"bid_size":127.0,"ask":0.4,"ask_size":43.0,"iv":0.9422,"open_interest":414.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0478,"theta":-0.0091,"rho":-0.0123,"theo":0.3584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-10T13:41:17","percent_change":0.0,"prev_day_close":0.175000006332994},{"option":"SPX261016C00800000","bid":6025.5,"bid_size":2.0,"ask":6041.9,"ask_size":1.0,"iv":1.0385,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0733,"theta":0.0,"rho":5.2786,"theo":6031.5076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5985.3,"last_trade_time":"2025-12-12T15:38:30","percent_change":0.0,"prev_day_close":6050.5},{"option":"SPX261016P00800000","bid":0.25,"bid_size":123.0,"ask":0.6,"ask_size":40.0,"iv":0.8722,"open_interest":630.0,"volume":4.0,"delta":-0.0004,"gamma":0.0,"vega":0.0733,"theta":-0.0126,"rho":-0.019,"theo":0.5189,"change":0.03,"open":0.37,"high":0.38,"low":0.37,"tick":"up","last_trade_price":0.38,"last_trade_time":"2026-02-18T12:57:46","percent_change":8.57143,"prev_day_close":0.400000005960464},{"option":"SPX261016C01000000","bid":5830.9,"bid_size":2.0,"ask":5847.0,"ask_size":2.0,"iv":0.9359,"open_interest":42.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.108,"theta":0.0,"rho":6.5495,"theo":5836.8132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5794.62,"last_trade_time":"2025-12-01T10:23:21","percent_change":0.0,"prev_day_close":5855.85009765625},{"option":"SPX261016P01000000","bid":0.55,"bid_size":397.0,"ask":0.9,"ask_size":191.0,"iv":0.8177,"open_interest":3199.0,"volume":2010.0,"delta":-0.0006,"gamma":0.0,"vega":0.108,"theta":-0.0171,"rho":-0.0286,"theo":0.7415,"change":0.02,"open":0.75,"high":0.75,"low":0.72,"tick":"no_change","last_trade_price":0.72,"last_trade_time":"2026-02-18T12:08:32","percent_change":2.85714,"prev_day_close":0.774999976158142},{"option":"SPX261016C01200000","bid":5632.2,"bid_size":2.0,"ask":5652.2,"ask_size":2.0,"iv":0.7657,"open_interest":5.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1571,"theta":0.0,"rho":7.8158,"theo":5642.2155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5598.5,"last_trade_time":"2025-11-26T13:45:32","percent_change":0.0,"prev_day_close":5663.05004882812},{"option":"SPX261016P01200000","bid":1.0,"bid_size":235.0,"ask":1.35,"ask_size":207.0,"iv":0.7741,"open_interest":3525.0,"volume":900.0,"delta":-0.0008,"gamma":0.0,"vega":0.1571,"theta":-0.0233,"rho":-0.0425,"theo":1.061,"change":0.075,"open":1.2,"high":1.2,"low":1.2,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T14:18:30","percent_change":6.66667,"prev_day_close":1.17500001192093},{"option":"SPX261016C01400000","bid":5442.1,"bid_size":2.0,"ask":5457.6,"ask_size":2.0,"iv":0.794,"open_interest":165.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2241,"theta":0.0,"rho":9.0765,"theo":5447.7517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5569.51,"last_trade_time":"2026-01-09T14:52:15","percent_change":0.0,"prev_day_close":5467.69995117188},{"option":"SPX261016P01400000","bid":1.55,"bid_size":217.0,"ask":1.95,"ask_size":336.0,"iv":0.735,"open_interest":625.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.2241,"theta":-0.0315,"rho":-0.0623,"theo":1.5141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.65,"last_trade_time":"2026-02-17T09:50:16","percent_change":0.0,"prev_day_close":1.72499996423721},{"option":"SPX261016C01600000","bid":5244.2,"bid_size":2.0,"ask":5264.4,"ask_size":1.0,"iv":0.7136,"open_interest":31.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.3141,"theta":0.0,"rho":10.3292,"theo":5253.4562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5160.2,"last_trade_time":"2025-10-21T11:10:36","percent_change":0.0,"prev_day_close":5273.80004882812},{"option":"SPX261016P01600000","bid":2.25,"bid_size":192.0,"ask":2.65,"ask_size":340.0,"iv":0.6988,"open_interest":641.0,"volume":8.0,"delta":-0.0018,"gamma":0.0,"vega":0.314,"theta":-0.042,"rho":-0.0899,"theo":2.1356,"change":-0.225,"open":2.2,"high":2.2,"low":2.1,"tick":"no_change","last_trade_price":2.1,"last_trade_time":"2026-02-18T12:57:46","percent_change":-9.67742,"prev_day_close":2.375},{"option":"SPX261016C01800000","bid":5053.8,"bid_size":2.0,"ask":5068.9,"ask_size":2.0,"iv":0.6975,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.429,"theta":0.0,"rho":11.5731,"theo":5059.3547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5079.5},{"option":"SPX261016P01800000","bid":3.0,"bid_size":311.0,"ask":3.5,"ask_size":352.0,"iv":0.6644,"open_interest":1091.0,"volume":752.0,"delta":-0.0025,"gamma":0.0,"vega":0.4288,"theta":-0.055,"rho":-0.1263,"theo":2.9511,"change":-0.135,"open":2.95,"high":2.99,"low":2.95,"tick":"up","last_trade_price":2.99,"last_trade_time":"2026-02-18T11:54:43","percent_change":-4.32,"prev_day_close":3.14999997615814},{"option":"SPX261016C02000000","bid":4860.0,"bid_size":2.0,"ask":4874.6,"ask_size":2.0,"iv":0.6581,"open_interest":1.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.5714,"theta":0.0,"rho":12.8063,"theo":4865.4672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4725.59,"last_trade_time":"2025-10-10T11:16:55","percent_change":0.0,"prev_day_close":4885.5498046875},{"option":"SPX261016P02000000","bid":4.0,"bid_size":274.0,"ask":4.5,"ask_size":348.0,"iv":0.6336,"open_interest":1004.0,"volume":4.0,"delta":-0.0034,"gamma":0.0,"vega":0.5712,"theta":-0.0702,"rho":-0.1735,"theo":3.9805,"change":-0.23,"open":3.87,"high":3.87,"low":3.87,"tick":"down","last_trade_price":3.87,"last_trade_time":"2026-02-18T12:08:32","percent_change":-5.60976,"prev_day_close":4.10000014305115},{"option":"SPX261016C02200000","bid":4666.1,"bid_size":2.0,"ask":4680.7,"ask_size":2.0,"iv":0.6226,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.7419,"theta":0.0,"rho":14.0286,"theo":4671.8022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4691.65014648438},{"option":"SPX261016P02200000","bid":5.1,"bid_size":278.0,"ask":5.6,"ask_size":179.0,"iv":0.6038,"open_interest":448.0,"volume":0.0,"delta":-0.0045,"gamma":0.0,"vega":0.7417,"theta":-0.0875,"rho":-0.2314,"theo":5.2323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.52,"last_trade_time":"2026-02-17T12:10:37","percent_change":0.0,"prev_day_close":5.25},{"option":"SPX261016C02400000","bid":4470.0,"bid_size":2.0,"ask":4487.1,"ask_size":2.0,"iv":0.5788,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.9426,"theta":0.0,"rho":15.2378,"theo":4478.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4498.7998046875},{"option":"SPX261016P02400000","bid":6.5,"bid_size":248.0,"ask":7.0,"ask_size":170.0,"iv":0.5772,"open_interest":709.0,"volume":7.0,"delta":-0.0059,"gamma":0.0,"vega":0.9424,"theta":-0.1066,"rho":-0.3026,"theo":6.7137,"change":-0.3,"open":6.3,"high":6.3,"low":6.3,"tick":"down","last_trade_price":6.3,"last_trade_time":"2026-02-18T10:58:56","percent_change":-4.54546,"prev_day_close":6.60000014305115},{"option":"SPX261016C02600000","bid":4279.2,"bid_size":2.0,"ask":4293.6,"ask_size":2.0,"iv":0.563,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":1.1714,"theta":0.0,"rho":16.4349,"theo":4285.1589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4305.75},{"option":"SPX261016P02600000","bid":8.1,"bid_size":242.0,"ask":8.7,"ask_size":283.0,"iv":0.5522,"open_interest":838.0,"volume":57.0,"delta":-0.0076,"gamma":0.0,"vega":1.1712,"theta":-0.1273,"rho":-0.3859,"theo":8.4227,"change":-0.3,"open":7.7,"high":7.83,"low":7.7,"tick":"down","last_trade_price":7.8,"last_trade_time":"2026-02-18T12:19:40","percent_change":-3.70371,"prev_day_close":8.19999980926514},{"option":"SPX261016C02700000","bid":4182.7,"bid_size":2.0,"ask":4196.9,"ask_size":2.0,"iv":0.5494,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":1.2992,"theta":0.0,"rho":17.0276,"theo":4188.6397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4209.09985351562},{"option":"SPX261016P02700000","bid":9.0,"bid_size":238.0,"ask":9.6,"ask_size":276.0,"iv":0.54,"open_interest":351.0,"volume":50.0,"delta":-0.0085,"gamma":0.0,"vega":1.2988,"theta":-0.1381,"rho":-0.4333,"theo":9.3615,"change":-0.4,"open":8.6,"high":8.6,"low":8.6,"tick":"down","last_trade_price":8.6,"last_trade_time":"2026-02-18T10:59:32","percent_change":-4.44444,"prev_day_close":9.0499997138977},{"option":"SPX261016C02800000","bid":4086.4,"bid_size":2.0,"ask":4100.6,"ask_size":2.0,"iv":0.538,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":1.4344,"theta":0.0,"rho":17.6162,"theo":4092.1785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4112.34985351562},{"option":"SPX261016P02800000","bid":10.0,"bid_size":252.0,"ask":10.6,"ask_size":313.0,"iv":0.5283,"open_interest":171.0,"volume":0.0,"delta":-0.0095,"gamma":0.0,"vega":1.434,"theta":-0.1492,"rho":-0.4848,"theo":10.3586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.15,"last_trade_time":"2026-02-17T12:42:07","percent_change":0.0,"prev_day_close":10.0},{"option":"SPX261016C02900000","bid":3990.0,"bid_size":2.0,"ask":4003.7,"ask_size":2.0,"iv":0.524,"open_interest":0.0,"volume":0.0,"delta":0.9909,"gamma":0.0,"vega":1.5758,"theta":0.0,"rho":18.2015,"theo":3995.7749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4016.25},{"option":"SPX261016P02900000","bid":11.0,"bid_size":251.0,"ask":11.6,"ask_size":254.0,"iv":0.5164,"open_interest":255.0,"volume":2.0,"delta":-0.0106,"gamma":0.0,"vega":1.5754,"theta":-0.1605,"rho":-0.5397,"theo":11.4133,"change":-0.52,"open":10.48,"high":10.48,"low":10.48,"tick":"no_change","last_trade_price":10.48,"last_trade_time":"2026-02-18T10:27:57","percent_change":-4.72727,"prev_day_close":11.0},{"option":"SPX261016C03000000","bid":3893.6,"bid_size":2.0,"ask":3907.4,"ask_size":2.0,"iv":0.5119,"open_interest":1.0,"volume":0.0,"delta":0.9897,"gamma":0.0,"vega":1.7249,"theta":0.0,"rho":18.7834,"theo":3899.428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3779.09,"last_trade_time":"2025-10-10T11:16:55","percent_change":0.0,"prev_day_close":3919.94995117188},{"option":"SPX261016P03000000","bid":12.1,"bid_size":212.0,"ask":12.7,"ask_size":235.0,"iv":0.5049,"open_interest":823.0,"volume":3.0,"delta":-0.0118,"gamma":0.0,"vega":1.7245,"theta":-0.1721,"rho":-0.5979,"theo":12.5247,"change":-0.06,"open":11.94,"high":11.94,"low":11.94,"tick":"down","last_trade_price":11.94,"last_trade_time":"2026-02-18T09:40:31","percent_change":-0.5,"prev_day_close":12.0},{"option":"SPX261016C03100000","bid":3797.2,"bid_size":2.0,"ask":3811.0,"ask_size":2.0,"iv":0.4994,"open_interest":0.0,"volume":0.0,"delta":0.9885,"gamma":0.0,"vega":1.8839,"theta":0.0,"rho":19.3609,"theo":3803.1382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3823.59997558594},{"option":"SPX261016P03100000","bid":13.3,"bid_size":219.0,"ask":13.9,"ask_size":243.0,"iv":0.4937,"open_interest":368.0,"volume":3.0,"delta":-0.013,"gamma":0.0,"vega":1.8839,"theta":-0.1838,"rho":-0.6608,"theo":13.6969,"change":-0.1,"open":13.05,"high":13.05,"low":13.05,"tick":"down","last_trade_price":13.05,"last_trade_time":"2026-02-18T09:40:31","percent_change":-0.760453,"prev_day_close":13.1999998092651},{"option":"SPX261016C03200000","bid":3701.1,"bid_size":2.0,"ask":3714.6,"ask_size":2.0,"iv":0.4877,"open_interest":1.0,"volume":0.0,"delta":0.9871,"gamma":0.0,"vega":2.0534,"theta":0.0,"rho":19.9331,"theo":3706.9084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3710.69,"last_trade_time":"2026-02-17T14:22:37","percent_change":0.0,"prev_day_close":3727.30004882812},{"option":"SPX261016P03200000","bid":14.5,"bid_size":217.0,"ask":15.1,"ask_size":137.0,"iv":0.4824,"open_interest":245.0,"volume":3.0,"delta":-0.0144,"gamma":0.0,"vega":2.0534,"theta":-0.1958,"rho":-0.7288,"theo":14.9257,"change":-0.14,"open":14.26,"high":14.26,"low":14.26,"tick":"up","last_trade_price":14.26,"last_trade_time":"2026-02-18T09:40:31","percent_change":-0.972223,"prev_day_close":14.4000000953674},{"option":"SPX261016C03300000","bid":3604.9,"bid_size":2.0,"ask":3618.4,"ask_size":2.0,"iv":0.4761,"open_interest":0.0,"volume":0.0,"delta":0.9857,"gamma":0.0,"vega":2.2319,"theta":0.0,"rho":20.5,"theo":3610.7426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3630.89990234375},{"option":"SPX261016P03300000","bid":15.8,"bid_size":94.0,"ask":16.4,"ask_size":162.0,"iv":0.4713,"open_interest":96.0,"volume":0.0,"delta":-0.0158,"gamma":0.0,"vega":2.2319,"theta":-0.2079,"rho":-0.802,"theo":16.2184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.21,"last_trade_time":"2026-02-17T10:10:42","percent_change":0.0,"prev_day_close":15.6499996185303},{"option":"SPX261016C03400000","bid":3508.4,"bid_size":2.0,"ask":3520.4,"ask_size":2.0,"iv":0.4599,"open_interest":1.0,"volume":0.0,"delta":0.9841,"gamma":0.0,"vega":2.4182,"theta":0.0,"rho":21.0621,"theo":3514.6444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3528.0,"last_trade_time":"2026-01-20T12:07:23","percent_change":0.0,"prev_day_close":3535.05004882812},{"option":"SPX261016P03400000","bid":17.1,"bid_size":215.0,"ask":17.8,"ask_size":140.0,"iv":0.4604,"open_interest":341.0,"volume":0.0,"delta":-0.0174,"gamma":0.0,"vega":2.4182,"theta":-0.2202,"rho":-0.8801,"theo":17.5788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.5,"last_trade_time":"2026-02-17T12:14:24","percent_change":0.0,"prev_day_close":17.0},{"option":"SPX261016C03500000","bid":3412.8,"bid_size":2.0,"ask":3425.6,"ask_size":2.0,"iv":0.4524,"open_interest":0.0,"volume":0.0,"delta":0.9824,"gamma":0.0,"vega":2.6135,"theta":0.0,"rho":21.6196,"theo":3418.6175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3439.0},{"option":"SPX261016P03500000","bid":18.6,"bid_size":90.0,"ask":19.3,"ask_size":263.0,"iv":0.4498,"open_interest":32.0,"volume":0.0,"delta":-0.0191,"gamma":0.0,"vega":2.6135,"theta":-0.2327,"rho":-0.9628,"theo":19.0105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.22,"last_trade_time":"2026-02-17T15:05:19","percent_change":0.0,"prev_day_close":18.4000005722046},{"option":"SPX261016C03600000","bid":3316.9,"bid_size":2.0,"ask":3328.5,"ask_size":2.0,"iv":0.4395,"open_interest":0.0,"volume":0.0,"delta":0.9806,"gamma":0.0,"vega":2.8213,"theta":0.0,"rho":22.1711,"theo":3322.6674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3343.0},{"option":"SPX261016P03600000","bid":20.1,"bid_size":186.0,"ask":20.8,"ask_size":134.0,"iv":0.4391,"open_interest":113.0,"volume":0.0,"delta":-0.0209,"gamma":0.0,"vega":2.8213,"theta":-0.2455,"rho":-1.0514,"theo":20.519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.21,"last_trade_time":"2026-02-10T12:20:43","percent_change":0.0,"prev_day_close":19.9000005722046},{"option":"SPX261016C03700000","bid":3220.4,"bid_size":2.0,"ask":3232.3,"ask_size":2.0,"iv":0.4272,"open_interest":0.0,"volume":0.0,"delta":0.9787,"gamma":0.0,"vega":3.0437,"theta":0.0,"rho":22.715,"theo":3226.8036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3247.25},{"option":"SPX261016P03700000","bid":21.7,"bid_size":180.0,"ask":22.4,"ask_size":128.0,"iv":0.4285,"open_interest":615.0,"volume":0.0,"delta":-0.0228,"gamma":0.0,"vega":3.0437,"theta":-0.2584,"rho":-1.1478,"theo":22.1138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.38,"last_trade_time":"2026-02-17T10:52:19","percent_change":0.0,"prev_day_close":21.4500007629395},{"option":"SPX261016C03800000","bid":3125.2,"bid_size":2.0,"ask":3135.8,"ask_size":2.0,"iv":0.4203,"open_interest":0.0,"volume":0.0,"delta":0.9766,"gamma":0.0,"vega":3.2803,"theta":0.0,"rho":23.2501,"theo":3131.0394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3151.29992675781},{"option":"SPX261016P03800000","bid":23.3,"bid_size":239.0,"ask":24.1,"ask_size":123.0,"iv":0.418,"open_interest":240.0,"volume":0.0,"delta":-0.0249,"gamma":0.0,"vega":3.2799,"theta":-0.2717,"rho":-1.2526,"theo":23.8057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":21.6,"last_trade_time":"2026-02-10T13:45:51","percent_change":0.0,"prev_day_close":23.1499996185303},{"option":"SPX261016C03900000","bid":3029.5,"bid_size":2.0,"ask":3039.9,"ask_size":2.0,"iv":0.406,"open_interest":0.0,"volume":0.0,"delta":0.9743,"gamma":0.0,"vega":3.5296,"theta":0.0,"rho":23.7767,"theo":3035.3897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3055.65002441406},{"option":"SPX261016P03900000","bid":25.1,"bid_size":231.0,"ask":25.9,"ask_size":109.0,"iv":0.4078,"open_interest":247.0,"volume":1.0,"delta":-0.0272,"gamma":0.0,"vega":3.5292,"theta":-0.2853,"rho":-1.3662,"theo":25.6143,"change":-1.05,"open":23.9,"high":23.9,"low":23.9,"tick":"down","last_trade_price":23.9,"last_trade_time":"2026-02-18T11:38:42","percent_change":-4.20842,"prev_day_close":24.9000005722046},{"option":"SPX261016C04000000","bid":2934.0,"bid_size":2.0,"ask":2944.2,"ask_size":2.0,"iv":0.3959,"open_interest":2.0,"volume":0.0,"delta":0.9718,"gamma":0.0,"vega":3.7923,"theta":0.0,"rho":24.295,"theo":2939.8699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2818.77,"last_trade_time":"2025-10-15T15:03:14","percent_change":0.0,"prev_day_close":2960.09997558594},{"option":"SPX261016P04000000","bid":27.1,"bid_size":221.0,"ask":27.9,"ask_size":110.0,"iv":0.3979,"open_interest":263.0,"volume":4.0,"delta":-0.0296,"gamma":0.0,"vega":3.7923,"theta":-0.2994,"rho":-1.4882,"theo":27.5558,"change":-0.79,"open":26.08,"high":26.08,"low":26.06,"tick":"down","last_trade_price":26.06,"last_trade_time":"2026-02-18T13:30:39","percent_change":-2.94227,"prev_day_close":26.8000001907349},{"option":"SPX261016C04050000","bid":2886.5,"bid_size":2.0,"ask":2896.6,"ask_size":2.0,"iv":0.3914,"open_interest":0.0,"volume":0.0,"delta":0.9705,"gamma":0.0,"vega":3.93,"theta":0.0,"rho":24.5507,"theo":2892.1641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2912.5},{"option":"SPX261016P04050000","bid":28.1,"bid_size":222.0,"ask":28.9,"ask_size":103.0,"iv":0.3928,"open_interest":116.0,"volume":0.0,"delta":-0.031,"gamma":0.0,"vega":3.93,"theta":-0.3066,"rho":-1.5526,"theo":28.5793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.12,"last_trade_time":"2026-02-17T12:14:40","percent_change":0.0,"prev_day_close":27.75},{"option":"SPX261016C04100000","bid":2838.9,"bid_size":2.0,"ask":2848.9,"ask_size":2.0,"iv":0.3866,"open_interest":0.0,"volume":0.0,"delta":0.9692,"gamma":0.0,"vega":4.073,"theta":0.0,"rho":24.8036,"theo":2844.4979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2864.79992675781},{"option":"SPX261016P04100000","bid":29.2,"bid_size":220.0,"ask":30.0,"ask_size":118.0,"iv":0.388,"open_interest":86.0,"volume":4.0,"delta":-0.0323,"gamma":0.0,"vega":4.073,"theta":-0.314,"rho":-1.6199,"theo":29.6424,"change":-0.16,"open":27.57,"high":28.82,"low":27.57,"tick":"down","last_trade_price":28.79,"last_trade_time":"2026-02-18T16:02:09","percent_change":-0.55268,"prev_day_close":28.8000001907349},{"option":"SPX261016C04150000","bid":2791.5,"bid_size":2.0,"ask":2802.0,"ask_size":2.0,"iv":0.383,"open_interest":0.0,"volume":0.0,"delta":0.9677,"gamma":0.0,"vega":4.2219,"theta":0.0,"rho":25.0532,"theo":2796.8744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2817.05004882812},{"option":"SPX261016P04150000","bid":30.3,"bid_size":217.0,"ask":31.2,"ask_size":109.0,"iv":0.3833,"open_interest":49.0,"volume":2.0,"delta":-0.0338,"gamma":0.0,"vega":4.2219,"theta":-0.3215,"rho":-1.6904,"theo":30.7482,"change":-1.16,"open":28.98,"high":28.98,"low":28.89,"tick":"down","last_trade_price":28.89,"last_trade_time":"2026-02-18T10:35:53","percent_change":-3.86023,"prev_day_close":29.9000005722046},{"option":"SPX261016C04200000","bid":2744.6,"bid_size":2.0,"ask":2755.9,"ask_size":2.0,"iv":0.3807,"open_interest":0.0,"volume":0.0,"delta":0.9662,"gamma":0.0,"vega":4.3769,"theta":0.0,"rho":25.299,"theo":2749.2973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2769.54992675781},{"option":"SPX261016P04200000","bid":31.5,"bid_size":205.0,"ask":32.3,"ask_size":113.0,"iv":0.3785,"open_interest":733.0,"volume":0.0,"delta":-0.0353,"gamma":0.0,"vega":4.3769,"theta":-0.3291,"rho":-1.7646,"theo":31.9004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.69,"last_trade_time":"2026-02-13T11:56:38","percent_change":0.0,"prev_day_close":31.0},{"option":"SPX261016C04250000","bid":2696.5,"bid_size":2.0,"ask":2708.9,"ask_size":2.0,"iv":0.3758,"open_interest":0.0,"volume":0.0,"delta":0.9646,"gamma":0.0,"vega":4.5381,"theta":-0.0133,"rho":25.5408,"theo":2701.7705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2721.90002441406},{"option":"SPX261016P04250000","bid":32.7,"bid_size":209.0,"ask":33.6,"ask_size":107.0,"iv":0.3738,"open_interest":155.0,"volume":0.0,"delta":-0.0369,"gamma":0.0,"vega":4.5381,"theta":-0.337,"rho":-1.8429,"theo":33.1029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.46,"last_trade_time":"2026-02-12T12:55:47","percent_change":0.0,"prev_day_close":32.2000007629394},{"option":"SPX261016C04300000","bid":2648.7,"bid_size":2.0,"ask":2659.3,"ask_size":2.0,"iv":0.3684,"open_interest":0.0,"volume":0.0,"delta":0.963,"gamma":0.0,"vega":4.7052,"theta":-0.0272,"rho":25.7784,"theo":2654.2983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2674.55004882812},{"option":"SPX261016P04300000","bid":34.0,"bid_size":196.0,"ask":34.8,"ask_size":96.0,"iv":0.3691,"open_interest":151.0,"volume":0.0,"delta":-0.0385,"gamma":0.0,"vega":4.7052,"theta":-0.345,"rho":-1.9254,"theo":34.36,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.8,"last_trade_time":"2026-02-17T12:02:21","percent_change":0.0,"prev_day_close":33.3999996185303},{"option":"SPX261016C04350000","bid":2601.4,"bid_size":2.0,"ask":2612.0,"ask_size":2.0,"iv":0.364,"open_interest":0.0,"volume":0.0,"delta":0.9612,"gamma":0.0,"vega":4.8775,"theta":-0.0413,"rho":26.0118,"theo":2606.8851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2626.95007324219},{"option":"SPX261016P04350000","bid":35.3,"bid_size":190.0,"ask":36.2,"ask_size":100.0,"iv":0.3646,"open_interest":89.0,"volume":4.0,"delta":-0.0402,"gamma":0.0,"vega":4.8775,"theta":-0.3532,"rho":-2.0121,"theo":35.6761,"change":-1.55,"open":33.4,"high":33.4,"low":33.4,"tick":"down","last_trade_price":33.4,"last_trade_time":"2026-02-18T11:29:44","percent_change":-4.43491,"prev_day_close":34.7000007629394},{"option":"SPX261016C04400000","bid":2554.1,"bid_size":2.0,"ask":2563.6,"ask_size":2.0,"iv":0.3584,"open_interest":0.0,"volume":0.0,"delta":0.9594,"gamma":0.0,"vega":5.0551,"theta":-0.0556,"rho":26.2412,"theo":2559.5351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2579.69995117188},{"option":"SPX261016P04400000","bid":36.7,"bid_size":197.0,"ask":37.6,"ask_size":97.0,"iv":0.36,"open_interest":179.0,"volume":10.0,"delta":-0.0421,"gamma":0.0,"vega":5.0551,"theta":-0.3616,"rho":-2.1028,"theo":37.0554,"change":-1.48,"open":34.86,"high":34.88,"low":34.49,"tick":"no_change","last_trade_price":34.82,"last_trade_time":"2026-02-18T10:36:55","percent_change":-4.07713,"prev_day_close":36.0499992370606},{"option":"SPX261016C04450000","bid":2506.9,"bid_size":2.0,"ask":2517.5,"ask_size":2.0,"iv":0.3552,"open_interest":0.0,"volume":0.0,"delta":0.9575,"gamma":0.0,"vega":5.2379,"theta":-0.0702,"rho":26.4667,"theo":2512.2525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2532.44995117188},{"option":"SPX261016P04450000","bid":38.1,"bid_size":186.0,"ask":39.0,"ask_size":89.0,"iv":0.3554,"open_interest":98.0,"volume":0.0,"delta":-0.044,"gamma":0.0,"vega":5.2379,"theta":-0.3702,"rho":-2.1973,"theo":38.502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.81,"last_trade_time":"2026-02-12T10:42:50","percent_change":0.0,"prev_day_close":37.5},{"option":"SPX261016C04500000","bid":2459.9,"bid_size":2.0,"ask":2469.2,"ask_size":2.0,"iv":0.3499,"open_interest":1.0,"volume":0.0,"delta":0.9555,"gamma":0.0,"vega":5.4269,"theta":-0.0849,"rho":26.6882,"theo":2465.0415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2412.74,"last_trade_time":"2025-10-21T10:49:59","percent_change":0.0,"prev_day_close":2485.15002441406},{"option":"SPX261016P04500000","bid":39.7,"bid_size":185.0,"ask":40.6,"ask_size":88.0,"iv":0.3511,"open_interest":377.0,"volume":8.0,"delta":-0.046,"gamma":0.0,"vega":5.4269,"theta":-0.3791,"rho":-2.296,"theo":40.0203,"change":-1.97,"open":38.69,"high":38.78,"low":37.33,"tick":"down","last_trade_price":37.33,"last_trade_time":"2026-02-18T10:52:23","percent_change":-5.01272,"prev_day_close":38.9500007629394},{"option":"SPX261016C04550000","bid":2412.7,"bid_size":2.0,"ask":2422.2,"ask_size":2.0,"iv":0.3456,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0,"vega":5.6232,"theta":-0.0999,"rho":26.9051,"theo":2417.9065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2438.05004882812},{"option":"SPX261016P04550000","bid":41.3,"bid_size":170.0,"ask":42.2,"ask_size":81.0,"iv":0.3467,"open_interest":62.0,"volume":8.0,"delta":-0.0481,"gamma":0.0,"vega":5.6232,"theta":-0.3882,"rho":-2.3992,"theo":41.6147,"change":-1.77,"open":39.14,"high":39.23,"low":39.06,"tick":"up","last_trade_price":39.08,"last_trade_time":"2026-02-18T12:34:00","percent_change":-4.33293,"prev_day_close":40.5},{"option":"SPX261016C04600000","bid":2365.8,"bid_size":2.0,"ask":2377.2,"ask_size":2.0,"iv":0.3433,"open_interest":0.0,"volume":0.0,"delta":0.9512,"gamma":0.0,"vega":5.8281,"theta":-0.1152,"rho":27.1166,"theo":2370.8528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2390.94995117188},{"option":"SPX261016P04600000","bid":43.0,"bid_size":116.0,"ask":43.9,"ask_size":82.0,"iv":0.3424,"open_interest":423.0,"volume":8.0,"delta":-0.0503,"gamma":0.0,"vega":5.8281,"theta":-0.3975,"rho":-2.5078,"theo":43.2902,"change":-2.12,"open":40.38,"high":40.43,"low":40.34,"tick":"up","last_trade_price":40.43,"last_trade_time":"2026-02-18T13:20:01","percent_change":-4.98238,"prev_day_close":42.1000003814697},{"option":"SPX261016C04625000","bid":2342.2,"bid_size":2.0,"ask":2353.9,"ask_size":2.0,"iv":0.3412,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0001,"vega":5.934,"theta":-0.1229,"rho":27.22,"theo":2347.3582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2367.29992675781},{"option":"SPX261016P04625000","bid":43.8,"bid_size":119.0,"ask":44.8,"ask_size":80.0,"iv":0.3402,"open_interest":363.0,"volume":7.0,"delta":-0.0515,"gamma":0.0001,"vega":5.934,"theta":-0.4023,"rho":-2.5644,"theo":44.1602,"change":-2.2,"open":41.2,"high":41.2,"low":41.2,"tick":"down","last_trade_price":41.2,"last_trade_time":"2026-02-18T12:47:39","percent_change":-5.06912,"prev_day_close":43.0},{"option":"SPX261016C04650000","bid":2319.0,"bid_size":2.0,"ask":2330.3,"ask_size":2.0,"iv":0.3392,"open_interest":0.0,"volume":0.0,"delta":0.9488,"gamma":0.0001,"vega":6.0423,"theta":-0.1307,"rho":27.3217,"theo":2323.8861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2343.84997558594},{"option":"SPX261016P04650000","bid":44.8,"bid_size":97.0,"ask":45.8,"ask_size":122.0,"iv":0.3383,"open_interest":114.0,"volume":7.0,"delta":-0.0527,"gamma":0.0001,"vega":6.0423,"theta":-0.4071,"rho":-2.6227,"theo":45.0528,"change":-2.4,"open":41.9,"high":41.9,"low":41.9,"tick":"down","last_trade_price":41.9,"last_trade_time":"2026-02-18T10:42:03","percent_change":-5.41761,"prev_day_close":43.8499984741211},{"option":"SPX261016C04675000","bid":2295.4,"bid_size":2.0,"ask":2306.8,"ask_size":2.0,"iv":0.3369,"open_interest":0.0,"volume":0.0,"delta":0.9476,"gamma":0.0001,"vega":6.153,"theta":-0.1385,"rho":27.4216,"theo":2300.4374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2320.44995117188},{"option":"SPX261016P04675000","bid":45.6,"bid_size":120.0,"ask":46.6,"ask_size":74.0,"iv":0.336,"open_interest":264.0,"volume":0.0,"delta":-0.0539,"gamma":0.0001,"vega":6.153,"theta":-0.412,"rho":-2.6829,"theo":45.9687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.3,"last_trade_time":"2026-02-06T15:46:26","percent_change":0.0,"prev_day_close":44.75},{"option":"SPX261016C04700000","bid":2272.0,"bid_size":2.0,"ask":2281.2,"ask_size":2.0,"iv":0.333,"open_interest":0.0,"volume":0.0,"delta":0.9464,"gamma":0.0001,"vega":6.2659,"theta":-0.1464,"rho":27.5197,"theo":2277.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2296.79992675781},{"option":"SPX261016P04700000","bid":46.6,"bid_size":156.0,"ask":47.5,"ask_size":81.0,"iv":0.3339,"open_interest":1256.0,"volume":10.0,"delta":-0.0551,"gamma":0.0001,"vega":6.2659,"theta":-0.4169,"rho":-2.7448,"theo":46.9089,"change":-2.5,"open":45.55,"high":45.55,"low":43.63,"tick":"up","last_trade_price":43.65,"last_trade_time":"2026-02-18T11:36:56","percent_change":-5.41712,"prev_day_close":45.6000003814697},{"option":"SPX261016C04725000","bid":2248.5,"bid_size":2.0,"ask":2259.9,"ask_size":2.0,"iv":0.3325,"open_interest":0.0,"volume":0.0,"delta":0.9451,"gamma":0.0001,"vega":6.3811,"theta":-0.1544,"rho":27.6159,"theo":2253.6135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2273.5},{"option":"SPX261016P04725000","bid":47.5,"bid_size":111.0,"ask":48.5,"ask_size":74.0,"iv":0.3318,"open_interest":70.0,"volume":0.0,"delta":-0.0564,"gamma":0.0001,"vega":6.3811,"theta":-0.422,"rho":-2.8087,"theo":47.8741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.8,"last_trade_time":"2026-02-12T15:54:44","percent_change":0.0,"prev_day_close":46.5499992370606},{"option":"SPX261016C04750000","bid":2225.6,"bid_size":2.0,"ask":2236.7,"ask_size":2.0,"iv":0.331,"open_interest":0.0,"volume":0.0,"delta":0.9438,"gamma":0.0001,"vega":6.4982,"theta":-0.1625,"rho":27.7102,"theo":2230.24,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2250.0},{"option":"SPX261016P04750000","bid":48.5,"bid_size":158.0,"ask":49.5,"ask_size":115.0,"iv":0.3297,"open_interest":449.0,"volume":0.0,"delta":-0.0577,"gamma":0.0001,"vega":6.4982,"theta":-0.427,"rho":-2.8744,"theo":48.8653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":47.32,"last_trade_time":"2026-02-17T14:47:56","percent_change":0.0,"prev_day_close":47.5},{"option":"SPX261016C04775000","bid":2202.1,"bid_size":2.0,"ask":2213.3,"ask_size":2.0,"iv":0.3287,"open_interest":0.0,"volume":0.0,"delta":0.9424,"gamma":0.0001,"vega":6.6173,"theta":-0.1706,"rho":27.8028,"theo":2206.8934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2226.55004882812},{"option":"SPX261016P04775000","bid":49.5,"bid_size":109.0,"ask":50.5,"ask_size":68.0,"iv":0.3276,"open_interest":59.0,"volume":0.0,"delta":-0.0591,"gamma":0.0001,"vega":6.6173,"theta":-0.4322,"rho":-2.9419,"theo":49.8833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":52.8,"last_trade_time":"2026-02-17T11:02:20","percent_change":0.0,"prev_day_close":48.5499992370606},{"option":"SPX261016C04800000","bid":2179.3,"bid_size":2.0,"ask":2189.8,"ask_size":2.0,"iv":0.3269,"open_interest":0.0,"volume":0.0,"delta":0.941,"gamma":0.0001,"vega":6.7381,"theta":-0.1788,"rho":27.8936,"theo":2183.5743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2203.30004882812},{"option":"SPX261016P04800000","bid":50.6,"bid_size":157.0,"ask":51.7,"ask_size":113.0,"iv":0.3258,"open_interest":855.0,"volume":0.0,"delta":-0.0604,"gamma":0.0001,"vega":6.7381,"theta":-0.4374,"rho":-3.0111,"theo":50.9289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":55.81,"last_trade_time":"2026-02-17T09:55:09","percent_change":0.0,"prev_day_close":49.5},{"option":"SPX261016C04825000","bid":2155.8,"bid_size":2.0,"ask":2166.9,"ask_size":2.0,"iv":0.325,"open_interest":0.0,"volume":0.0,"delta":0.9396,"gamma":0.0001,"vega":6.8606,"theta":-0.187,"rho":27.9827,"theo":2160.2837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2180.0},{"option":"SPX261016P04825000","bid":51.6,"bid_size":105.0,"ask":52.6,"ask_size":64.0,"iv":0.3236,"open_interest":85.0,"volume":0.0,"delta":-0.0619,"gamma":0.0001,"vega":6.8606,"theta":-0.4427,"rho":-3.082,"theo":52.0029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.3,"last_trade_time":"2026-02-17T10:52:03","percent_change":0.0,"prev_day_close":50.5499992370606},{"option":"SPX261016C04850000","bid":2132.3,"bid_size":2.0,"ask":2141.2,"ask_size":2.0,"iv":0.3224,"open_interest":0.0,"volume":0.0,"delta":0.9382,"gamma":0.0001,"vega":6.9848,"theta":-0.1953,"rho":28.0702,"theo":2137.0221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2156.59997558594},{"option":"SPX261016P04850000","bid":52.7,"bid_size":149.0,"ask":53.8,"ask_size":108.0,"iv":0.3216,"open_interest":82.0,"volume":2.0,"delta":-0.0633,"gamma":0.0001,"vega":6.9848,"theta":-0.4481,"rho":-3.1546,"theo":53.106,"change":-2.59,"open":49.59,"high":49.66,"low":49.59,"tick":"up","last_trade_price":49.66,"last_trade_time":"2026-02-18T10:29:45","percent_change":-4.95694,"prev_day_close":51.6000003814697},{"option":"SPX261016C04875000","bid":2108.9,"bid_size":2.0,"ask":2119.9,"ask_size":2.0,"iv":0.3203,"open_interest":0.0,"volume":0.0,"delta":0.9367,"gamma":0.0001,"vega":7.1107,"theta":-0.2037,"rho":28.1561,"theo":2113.7903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2133.40002441406},{"option":"SPX261016P04875000","bid":53.9,"bid_size":107.0,"ask":55.0,"ask_size":62.0,"iv":0.3197,"open_interest":144.0,"volume":4.0,"delta":-0.0648,"gamma":0.0001,"vega":7.1107,"theta":-0.4535,"rho":-3.2287,"theo":54.2388,"change":-2.96,"open":50.44,"high":50.44,"low":50.39,"tick":"down","last_trade_price":50.39,"last_trade_time":"2026-02-18T10:54:01","percent_change":-5.54827,"prev_day_close":52.75},{"option":"SPX261016C04900000","bid":2085.8,"bid_size":2.0,"ask":2094.7,"ask_size":2.0,"iv":0.3183,"open_interest":0.0,"volume":0.0,"delta":0.9351,"gamma":0.0001,"vega":7.2385,"theta":-0.2122,"rho":28.2404,"theo":2090.589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2110.20007324219},{"option":"SPX261016P04900000","bid":55.0,"bid_size":141.0,"ask":56.1,"ask_size":104.0,"iv":0.3177,"open_interest":207.0,"volume":4.0,"delta":-0.0664,"gamma":0.0001,"vega":7.2385,"theta":-0.459,"rho":-3.3044,"theo":55.4022,"change":-2.39,"open":52.16,"high":52.16,"low":52.16,"tick":"down","last_trade_price":52.16,"last_trade_time":"2026-02-18T11:57:46","percent_change":-4.3813,"prev_day_close":53.7999992370606},{"option":"SPX261016C04925000","bid":2062.8,"bid_size":2.0,"ask":2073.6,"ask_size":2.0,"iv":0.3166,"open_interest":0.0,"volume":0.0,"delta":0.9336,"gamma":0.0001,"vega":7.3684,"theta":-0.2207,"rho":28.3231,"theo":2067.4189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2086.90002441406},{"option":"SPX261016P04925000","bid":56.2,"bid_size":100.0,"ask":57.2,"ask_size":59.0,"iv":0.3156,"open_interest":366.0,"volume":0.0,"delta":-0.0679,"gamma":0.0001,"vega":7.3684,"theta":-0.4646,"rho":-3.3818,"theo":56.5967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":59.6,"last_trade_time":"2026-02-17T11:06:41","percent_change":0.0,"prev_day_close":54.9500007629394},{"option":"SPX261016C04950000","bid":2039.6,"bid_size":2.0,"ask":2048.4,"ask_size":2.0,"iv":0.3144,"open_interest":0.0,"volume":0.0,"delta":0.9319,"gamma":0.0001,"vega":7.5006,"theta":-0.2293,"rho":28.4039,"theo":2044.2806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2063.80004882812},{"option":"SPX261016P04950000","bid":57.4,"bid_size":145.0,"ask":58.4,"ask_size":63.0,"iv":0.3136,"open_interest":93.0,"volume":0.0,"delta":-0.0696,"gamma":0.0001,"vega":7.5006,"theta":-0.4702,"rho":-3.461,"theo":57.8231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":59.9,"last_trade_time":"2026-02-17T13:08:53","percent_change":0.0,"prev_day_close":56.1500015258789},{"option":"SPX261016C04975000","bid":2016.6,"bid_size":2.0,"ask":2027.3,"ask_size":2.0,"iv":0.3126,"open_interest":20.0,"volume":0.0,"delta":0.9303,"gamma":0.0001,"vega":7.6353,"theta":-0.2379,"rho":28.4828,"theo":2021.1751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2027.78,"last_trade_time":"2025-11-04T13:53:14","percent_change":0.0,"prev_day_close":2040.55004882812},{"option":"SPX261016P04975000","bid":58.6,"bid_size":138.0,"ask":59.8,"ask_size":56.0,"iv":0.3118,"open_interest":106.0,"volume":0.0,"delta":-0.0712,"gamma":0.0001,"vega":7.6353,"theta":-0.4759,"rho":-3.5422,"theo":59.0822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":60.7,"last_trade_time":"2026-02-17T12:01:48","percent_change":0.0,"prev_day_close":57.3499984741211},{"option":"SPX261016C05000000","bid":1993.6,"bid_size":2.0,"ask":2004.2,"ask_size":2.0,"iv":0.3107,"open_interest":105.0,"volume":1.0,"delta":0.9286,"gamma":0.0001,"vega":7.7729,"theta":-0.2467,"rho":28.5595,"theo":1998.103,"change":13.99,"open":2006.44,"high":2006.44,"low":2006.44,"tick":"up","last_trade_price":2006.44,"last_trade_time":"2026-02-18T09:42:40","percent_change":0.70215,"prev_day_close":2017.25},{"option":"SPX261016P05000000","bid":59.8,"bid_size":166.0,"ask":60.8,"ask_size":71.0,"iv":0.3096,"open_interest":3379.0,"volume":103.0,"delta":-0.0729,"gamma":0.0001,"vega":7.7729,"theta":-0.4817,"rho":-3.6255,"theo":60.3748,"change":-2.78,"open":58.5,"high":58.5,"low":56.67,"tick":"down","last_trade_price":56.67,"last_trade_time":"2026-02-18T13:30:39","percent_change":-4.6762,"prev_day_close":58.5499992370606},{"option":"SPX261016C05025000","bid":1970.5,"bid_size":2.0,"ask":1981.1,"ask_size":2.0,"iv":0.3087,"open_interest":0.0,"volume":0.0,"delta":0.9268,"gamma":0.0001,"vega":7.9135,"theta":-0.2554,"rho":28.6338,"theo":1975.0655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1994.25},{"option":"SPX261016P05025000","bid":61.2,"bid_size":131.0,"ask":62.3,"ask_size":55.0,"iv":0.3078,"open_interest":652.0,"volume":0.0,"delta":-0.0747,"gamma":0.0001,"vega":7.9135,"theta":-0.4875,"rho":-3.7113,"theo":61.7019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":64.9,"last_trade_time":"2026-02-12T15:53:00","percent_change":0.0,"prev_day_close":59.8499984741211},{"option":"SPX261016C05050000","bid":1947.6,"bid_size":2.0,"ask":1958.1,"ask_size":2.0,"iv":0.3069,"open_interest":0.0,"volume":0.0,"delta":0.925,"gamma":0.0001,"vega":8.0571,"theta":-0.2643,"rho":28.7054,"theo":1952.0634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1971.29998779297},{"option":"SPX261016P05050000","bid":62.6,"bid_size":136.0,"ask":63.8,"ask_size":99.0,"iv":0.3061,"open_interest":736.0,"volume":2.0,"delta":-0.0764,"gamma":0.0001,"vega":8.0571,"theta":-0.4934,"rho":-3.7997,"theo":63.0644,"change":-0.64,"open":61.9,"high":61.9,"low":61.46,"tick":"down","last_trade_price":61.46,"last_trade_time":"2026-02-18T09:49:11","percent_change":-1.0306,"prev_day_close":61.1500015258789},{"option":"SPX261016C05075000","bid":1924.6,"bid_size":2.0,"ask":1934.5,"ask_size":2.0,"iv":0.3046,"open_interest":0.0,"volume":0.0,"delta":0.9232,"gamma":0.0001,"vega":8.2036,"theta":-0.2732,"rho":28.7743,"theo":1929.0979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1948.20001220703},{"option":"SPX261016P05075000","bid":63.9,"bid_size":144.0,"ask":65.0,"ask_size":72.0,"iv":0.304,"open_interest":1595.0,"volume":0.0,"delta":-0.0783,"gamma":0.0001,"vega":8.2036,"theta":-0.4994,"rho":-3.8908,"theo":64.4636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.96,"last_trade_time":"2026-02-13T14:14:55","percent_change":0.0,"prev_day_close":62.5},{"option":"SPX261016C05100000","bid":1901.7,"bid_size":2.0,"ask":1911.8,"ask_size":2.0,"iv":0.3028,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0001,"vega":8.353,"theta":-0.2821,"rho":28.8403,"theo":1906.17,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1925.34997558594},{"option":"SPX261016P05100000","bid":65.3,"bid_size":132.0,"ask":66.5,"ask_size":96.0,"iv":0.3021,"open_interest":660.0,"volume":2.0,"delta":-0.0802,"gamma":0.0001,"vega":8.353,"theta":-0.5054,"rho":-3.9849,"theo":65.9004,"change":-3.24,"open":61.63,"high":61.71,"low":61.63,"tick":"up","last_trade_price":61.71,"last_trade_time":"2026-02-18T11:55:56","percent_change":-4.98845,"prev_day_close":63.8999977111816},{"option":"SPX261016C05125000","bid":1878.8,"bid_size":2.0,"ask":1888.9,"ask_size":2.0,"iv":0.301,"open_interest":0.0,"volume":0.0,"delta":0.9194,"gamma":0.0001,"vega":8.5049,"theta":-0.2912,"rho":28.9035,"theo":1883.281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1902.25},{"option":"SPX261016P05125000","bid":66.9,"bid_size":127.0,"ask":68.0,"ask_size":49.0,"iv":0.3004,"open_interest":69.0,"volume":0.0,"delta":-0.0821,"gamma":0.0001,"vega":8.5049,"theta":-0.5114,"rho":-4.0818,"theo":67.376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":69.22,"last_trade_time":"2026-02-17T12:21:06","percent_change":0.0,"prev_day_close":65.2999992370606},{"option":"SPX261016C05150000","bid":1856.0,"bid_size":2.0,"ask":1866.0,"ask_size":2.0,"iv":0.2991,"open_interest":0.0,"volume":0.0,"delta":0.9174,"gamma":0.0001,"vega":8.659,"theta":-0.3002,"rho":28.9638,"theo":1860.4319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1879.45001220703},{"option":"SPX261016P05150000","bid":68.3,"bid_size":128.0,"ask":69.5,"ask_size":90.0,"iv":0.2984,"open_interest":51.0,"volume":2.0,"delta":-0.0841,"gamma":0.0001,"vega":8.659,"theta":-0.5175,"rho":-4.1815,"theo":68.8915,"change":-4.12,"open":63.81,"high":63.81,"low":63.78,"tick":"down","last_trade_price":63.78,"last_trade_time":"2026-02-18T13:12:40","percent_change":-6.06775,"prev_day_close":66.7000007629394},{"option":"SPX261016C05175000","bid":1833.2,"bid_size":2.0,"ask":1843.5,"ask_size":2.0,"iv":0.2974,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0001,"vega":8.8151,"theta":-0.3094,"rho":29.0214,"theo":1837.6237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1856.45001220703},{"option":"SPX261016P05175000","bid":69.8,"bid_size":128.0,"ask":71.1,"ask_size":91.0,"iv":0.2966,"open_interest":369.0,"volume":0.0,"delta":-0.0861,"gamma":0.0001,"vega":8.8151,"theta":-0.5237,"rho":-4.2839,"theo":70.448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":70.88,"last_trade_time":"2026-02-13T11:16:59","percent_change":0.0,"prev_day_close":68.2000007629394},{"option":"SPX261016C05200000","bid":1810.4,"bid_size":2.0,"ask":1820.6,"ask_size":2.0,"iv":0.2955,"open_interest":1.0,"volume":0.0,"delta":0.9133,"gamma":0.0001,"vega":8.9729,"theta":-0.3185,"rho":29.0767,"theo":1814.8572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1819.39,"last_trade_time":"2026-02-17T14:21:49","percent_change":0.0,"prev_day_close":1833.70001220703},{"option":"SPX261016P05200000","bid":71.3,"bid_size":125.0,"ask":72.6,"ask_size":88.0,"iv":0.2947,"open_interest":410.0,"volume":3.0,"delta":-0.0882,"gamma":0.0001,"vega":8.9729,"theta":-0.5299,"rho":-4.3887,"theo":72.0462,"change":-4.42,"open":66.75,"high":66.81,"low":66.58,"tick":"down","last_trade_price":66.58,"last_trade_time":"2026-02-18T11:33:35","percent_change":-6.22535,"prev_day_close":69.7000007629394},{"option":"SPX261016C05225000","bid":1787.7,"bid_size":2.0,"ask":1797.9,"ask_size":2.0,"iv":0.2937,"open_interest":0.0,"volume":0.0,"delta":0.9111,"gamma":0.0001,"vega":9.1323,"theta":-0.3278,"rho":29.1296,"theo":1792.1334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1810.79998779297},{"option":"SPX261016P05225000","bid":73.1,"bid_size":123.0,"ask":74.3,"ask_size":45.0,"iv":0.293,"open_interest":27.0,"volume":0.0,"delta":-0.0904,"gamma":0.0001,"vega":9.1323,"theta":-0.5362,"rho":-4.4959,"theo":73.687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.91,"last_trade_time":"2026-02-17T14:55:20","percent_change":0.0,"prev_day_close":71.2999992370606},{"option":"SPX261016C05250000","bid":1764.9,"bid_size":2.0,"ask":1773.1,"ask_size":2.0,"iv":0.2917,"open_interest":0.0,"volume":0.0,"delta":0.9089,"gamma":0.0001,"vega":9.2932,"theta":-0.337,"rho":29.1802,"theo":1769.453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1788.14996337891},{"option":"SPX261016P05250000","bid":74.6,"bid_size":122.0,"ask":75.9,"ask_size":85.0,"iv":0.291,"open_interest":396.0,"volume":4.0,"delta":-0.0926,"gamma":0.0001,"vega":9.2932,"theta":-0.5425,"rho":-4.6052,"theo":75.3712,"change":-4.39,"open":70.82,"high":70.82,"low":69.78,"tick":"up","last_trade_price":69.86,"last_trade_time":"2026-02-18T10:19:13","percent_change":-5.91246,"prev_day_close":72.8999977111816},{"option":"SPX261016C05275000","bid":1742.4,"bid_size":2.0,"ask":1752.3,"ask_size":2.0,"iv":0.29,"open_interest":1.0,"volume":0.0,"delta":0.9067,"gamma":0.0001,"vega":9.456,"theta":-0.3463,"rho":29.2288,"theo":1746.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1721.51,"last_trade_time":"2025-12-16T10:41:27","percent_change":0.0,"prev_day_close":1765.40002441406},{"option":"SPX261016P05275000","bid":76.4,"bid_size":120.0,"ask":77.6,"ask_size":43.0,"iv":0.2893,"open_interest":94.0,"volume":0.0,"delta":-0.0948,"gamma":0.0001,"vega":9.456,"theta":-0.5488,"rho":-4.7167,"theo":77.0995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":68.26,"last_trade_time":"2026-02-09T10:32:08","percent_change":0.0,"prev_day_close":74.6000022888184},{"option":"SPX261016C05300000","bid":1720.4,"bid_size":2.0,"ask":1729.6,"ask_size":2.0,"iv":0.2884,"open_interest":0.0,"volume":0.0,"delta":0.9044,"gamma":0.0001,"vega":9.6208,"theta":-0.3557,"rho":29.275,"theo":1724.225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1742.75},{"option":"SPX261016P05300000","bid":78.2,"bid_size":118.0,"ask":79.5,"ask_size":82.0,"iv":0.2876,"open_interest":458.0,"volume":10.0,"delta":-0.0971,"gamma":0.0001,"vega":9.6208,"theta":-0.5552,"rho":-4.8305,"theo":78.8724,"change":-4.75,"open":76.43,"high":76.56,"low":72.6,"tick":"up","last_trade_price":73.0,"last_trade_time":"2026-02-18T13:21:53","percent_change":-6.10932,"prev_day_close":76.2999992370606},{"option":"SPX261016C05325000","bid":1697.2,"bid_size":2.0,"ask":1707.2,"ask_size":2.0,"iv":0.2864,"open_interest":0.0,"volume":0.0,"delta":0.902,"gamma":0.0001,"vega":9.788,"theta":-0.3651,"rho":29.3187,"theo":1701.6788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1720.04998779297},{"option":"SPX261016P05325000","bid":80.0,"bid_size":118.0,"ask":81.2,"ask_size":41.0,"iv":0.2857,"open_interest":92.0,"volume":2.0,"delta":-0.0995,"gamma":0.0001,"vega":9.788,"theta":-0.5617,"rho":-4.9469,"theo":80.6909,"change":-4.44,"open":75.07,"high":75.07,"low":75.06,"tick":"down","last_trade_price":75.06,"last_trade_time":"2026-02-18T12:34:00","percent_change":-5.58491,"prev_day_close":78.0},{"option":"SPX261016C05350000","bid":1674.8,"bid_size":2.0,"ask":1684.6,"ask_size":2.0,"iv":0.2846,"open_interest":0.0,"volume":0.0,"delta":0.8996,"gamma":0.0001,"vega":9.958,"theta":-0.3745,"rho":29.3596,"theo":1679.179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1697.45001220703},{"option":"SPX261016P05350000","bid":81.9,"bid_size":116.0,"ask":83.2,"ask_size":81.0,"iv":0.2841,"open_interest":566.0,"volume":150.0,"delta":-0.1019,"gamma":0.0001,"vega":9.958,"theta":-0.5682,"rho":-5.066,"theo":82.5558,"change":-0.74,"open":80.61,"high":80.61,"low":80.61,"tick":"no_change","last_trade_price":80.61,"last_trade_time":"2026-02-18T09:40:31","percent_change":-0.909648,"prev_day_close":79.7999992370606},{"option":"SPX261016C05375000","bid":1652.4,"bid_size":2.0,"ask":1662.1,"ask_size":2.0,"iv":0.2828,"open_interest":0.0,"volume":0.0,"delta":0.8971,"gamma":0.0001,"vega":10.131,"theta":-0.3839,"rho":29.3974,"theo":1656.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1675.0},{"option":"SPX261016P05375000","bid":83.8,"bid_size":115.0,"ask":85.0,"ask_size":38.0,"iv":0.2822,"open_interest":188.0,"volume":0.0,"delta":-0.1044,"gamma":0.0001,"vega":10.131,"theta":-0.5746,"rho":-5.1883,"theo":84.468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":94.49,"last_trade_time":"2026-02-17T10:42:56","percent_change":0.0,"prev_day_close":81.6000022888184},{"option":"SPX261016C05400000","bid":1629.9,"bid_size":2.0,"ask":1639.7,"ask_size":2.0,"iv":0.281,"open_interest":1.0,"volume":0.0,"delta":0.8945,"gamma":0.0001,"vega":10.3073,"theta":-0.3934,"rho":29.4315,"theo":1634.3226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1536.9,"last_trade_time":"2025-09-24T13:53:30","percent_change":0.0,"prev_day_close":1652.54998779297},{"option":"SPX261016P05400000","bid":85.7,"bid_size":114.0,"ask":86.9,"ask_size":78.0,"iv":0.2804,"open_interest":272.0,"volume":5.0,"delta":-0.107,"gamma":0.0001,"vega":10.3073,"theta":-0.5812,"rho":-5.3142,"theo":86.4287,"change":-2.19,"open":83.06,"high":83.06,"low":83.06,"tick":"no_change","last_trade_price":83.06,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.56891,"prev_day_close":83.5},{"option":"SPX261016C05425000","bid":1607.4,"bid_size":2.0,"ask":1617.3,"ask_size":2.0,"iv":0.2792,"open_interest":0.0,"volume":0.0,"delta":0.8919,"gamma":0.0001,"vega":10.4867,"theta":-0.4029,"rho":29.4618,"theo":1611.9685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1630.15002441406},{"option":"SPX261016P05425000","bid":87.7,"bid_size":111.0,"ask":89.0,"ask_size":79.0,"iv":0.2788,"open_interest":158.0,"volume":2.0,"delta":-0.1096,"gamma":0.0001,"vega":10.4867,"theta":-0.5877,"rho":-5.444,"theo":88.4392,"change":-5.57,"open":81.78,"high":81.78,"low":81.68,"tick":"down","last_trade_price":81.68,"last_trade_time":"2026-02-18T10:54:01","percent_change":-6.38395,"prev_day_close":85.3999977111816},{"option":"SPX261016C05450000","bid":1585.2,"bid_size":2.0,"ask":1595.0,"ask_size":2.0,"iv":0.2775,"open_interest":0.0,"volume":0.0,"delta":0.8892,"gamma":0.0001,"vega":10.669,"theta":-0.4124,"rho":29.4881,"theo":1589.6656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1607.75},{"option":"SPX261016P05450000","bid":89.7,"bid_size":111.0,"ask":91.0,"ask_size":82.0,"iv":0.277,"open_interest":251.0,"volume":2.0,"delta":-0.1122,"gamma":0.0001,"vega":10.669,"theta":-0.5942,"rho":-5.5777,"theo":90.5009,"change":-4.5,"open":84.7,"high":84.7,"low":84.7,"tick":"down","last_trade_price":84.7,"last_trade_time":"2026-02-18T13:29:36","percent_change":-5.04484,"prev_day_close":87.3999977111816},{"option":"SPX261016C05475000","bid":1563.2,"bid_size":2.0,"ask":1572.7,"ask_size":2.0,"iv":0.2759,"open_interest":0.0,"volume":0.0,"delta":0.8865,"gamma":0.0001,"vega":10.8537,"theta":-0.4219,"rho":29.5104,"theo":1567.4152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1585.35003662109},{"option":"SPX261016P05475000","bid":91.8,"bid_size":110.0,"ask":93.1,"ask_size":35.0,"iv":0.2752,"open_interest":115.0,"volume":0.0,"delta":-0.115,"gamma":0.0001,"vega":10.8537,"theta":-0.6008,"rho":-5.7154,"theo":92.6152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.0,"last_trade_time":"2026-02-05T15:00:48","percent_change":0.0,"prev_day_close":89.3999977111816},{"option":"SPX261016C05500000","bid":1541.0,"bid_size":2.0,"ask":1550.4,"ask_size":2.0,"iv":0.2741,"open_interest":14.0,"volume":1.0,"delta":0.8837,"gamma":0.0001,"vega":11.0404,"theta":-0.4315,"rho":29.5289,"theo":1545.2187,"change":37.01,"open":1575.51,"high":1575.51,"low":1575.51,"tick":"up","last_trade_price":1575.51,"last_trade_time":"2026-02-18T13:45:45","percent_change":2.40559,"prev_day_close":1563.09997558594},{"option":"SPX261016P05500000","bid":94.1,"bid_size":98.0,"ask":95.3,"ask_size":92.0,"iv":0.2736,"open_interest":1861.0,"volume":8.0,"delta":-0.1178,"gamma":0.0001,"vega":11.0404,"theta":-0.6074,"rho":-5.857,"theo":94.7834,"change":-1.85,"open":93.0,"high":93.0,"low":88.7,"tick":"up","last_trade_price":91.6,"last_trade_time":"2026-02-18T14:31:31","percent_change":-1.97967,"prev_day_close":91.5},{"option":"SPX261016C05525000","bid":1518.9,"bid_size":2.0,"ask":1528.3,"ask_size":2.0,"iv":0.2724,"open_interest":5.0,"volume":0.0,"delta":0.8808,"gamma":0.0001,"vega":11.2286,"theta":-0.441,"rho":29.544,"theo":1523.0772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1552.11,"last_trade_time":"2025-12-03T10:00:08","percent_change":0.0,"prev_day_close":1540.90002441406},{"option":"SPX261016P05525000","bid":96.3,"bid_size":37.0,"ask":97.5,"ask_size":34.0,"iv":0.2719,"open_interest":28.0,"volume":0.0,"delta":-0.1207,"gamma":0.0001,"vega":11.2286,"theta":-0.614,"rho":-6.002,"theo":97.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":96.14,"last_trade_time":"2026-02-06T10:09:13","percent_change":0.0,"prev_day_close":93.75},{"option":"SPX261016C05550000","bid":1496.2,"bid_size":2.0,"ask":1503.9,"ask_size":2.0,"iv":0.2694,"open_interest":1.0,"volume":0.0,"delta":0.8779,"gamma":0.0001,"vega":11.4179,"theta":-0.4505,"rho":29.5557,"theo":1500.9918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1504.51,"last_trade_time":"2025-11-06T10:12:15","percent_change":0.0,"prev_day_close":1518.75},{"option":"SPX261016P05550000","bid":98.5,"bid_size":99.0,"ask":99.8,"ask_size":68.0,"iv":0.2701,"open_interest":355.0,"volume":2.0,"delta":-0.1236,"gamma":0.0001,"vega":11.4179,"theta":-0.6205,"rho":-6.1503,"theo":99.2858,"change":-5.98,"open":92.12,"high":92.12,"low":92.12,"tick":"down","last_trade_price":92.12,"last_trade_time":"2026-02-18T12:15:39","percent_change":-6.09582,"prev_day_close":95.8499984741211},{"option":"SPX261016C05575000","bid":1474.8,"bid_size":2.0,"ask":1484.1,"ask_size":2.0,"iv":0.269,"open_interest":1.0,"volume":0.0,"delta":0.8749,"gamma":0.0001,"vega":11.6082,"theta":-0.46,"rho":29.5647,"theo":1478.9633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1375.13,"last_trade_time":"2025-11-18T15:41:37","percent_change":0.0,"prev_day_close":1496.60003662109},{"option":"SPX261016P05575000","bid":100.9,"bid_size":34.0,"ask":102.3,"ask_size":103.0,"iv":0.2685,"open_interest":49.0,"volume":1.0,"delta":-0.1266,"gamma":0.0001,"vega":11.6082,"theta":-0.6271,"rho":-6.3014,"theo":101.6219,"change":-6.8,"open":93.5,"high":93.5,"low":93.5,"tick":"down","last_trade_price":93.5,"last_trade_time":"2026-02-18T10:48:14","percent_change":-6.77966,"prev_day_close":98.1500015258789},{"option":"SPX261016C05600000","bid":1452.9,"bid_size":2.0,"ask":1462.1,"ask_size":2.0,"iv":0.2673,"open_interest":2.0,"volume":0.0,"delta":0.8718,"gamma":0.0001,"vega":11.7995,"theta":-0.4696,"rho":29.5709,"theo":1456.9924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1463.18,"last_trade_time":"2025-11-06T10:12:15","percent_change":0.0,"prev_day_close":1474.54998779297},{"option":"SPX261016P05600000","bid":103.2,"bid_size":92.0,"ask":104.5,"ask_size":64.0,"iv":0.2667,"open_interest":944.0,"volume":0.0,"delta":-0.1297,"gamma":0.0001,"vega":11.7995,"theta":-0.6337,"rho":-6.4552,"theo":104.0156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.79,"last_trade_time":"2026-02-17T10:31:13","percent_change":0.0,"prev_day_close":100.450000762939},{"option":"SPX261016C05625000","bid":1430.2,"bid_size":2.0,"ask":1440.1,"ask_size":2.0,"iv":0.2652,"open_interest":0.0,"volume":0.0,"delta":0.8686,"gamma":0.0001,"vega":11.9921,"theta":-0.479,"rho":29.5744,"theo":1435.0798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1452.65002441406},{"option":"SPX261016P05625000","bid":105.7,"bid_size":72.0,"ask":107.0,"ask_size":30.0,"iv":0.2651,"open_interest":78.0,"volume":0.0,"delta":-0.1329,"gamma":0.0001,"vega":11.9921,"theta":-0.6402,"rho":-6.6117,"theo":106.4677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.87,"last_trade_time":"2026-02-10T14:12:29","percent_change":0.0,"prev_day_close":102.849998474121},{"option":"SPX261016C05650000","bid":1408.5,"bid_size":2.0,"ask":1416.5,"ask_size":2.0,"iv":0.2627,"open_interest":0.0,"volume":0.0,"delta":0.8654,"gamma":0.0001,"vega":12.1866,"theta":-0.4885,"rho":29.5748,"theo":1413.2263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1430.65002441406},{"option":"SPX261016P05650000","bid":108.2,"bid_size":67.0,"ask":109.5,"ask_size":62.0,"iv":0.2634,"open_interest":171.0,"volume":1.0,"delta":-0.1361,"gamma":0.0001,"vega":12.1866,"theta":-0.6467,"rho":-6.7714,"theo":108.9789,"change":0.2,"open":107.9,"high":107.9,"low":107.9,"tick":"up","last_trade_price":107.9,"last_trade_time":"2026-02-18T15:15:22","percent_change":0.1857,"prev_day_close":105.25},{"option":"SPX261016C05675000","bid":1386.6,"bid_size":2.0,"ask":1396.4,"ask_size":2.0,"iv":0.2619,"open_interest":0.0,"volume":0.0,"delta":0.862,"gamma":0.0001,"vega":12.3833,"theta":-0.498,"rho":29.5716,"theo":1391.433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1408.79998779297},{"option":"SPX261016P05675000","bid":110.8,"bid_size":63.0,"ask":112.1,"ask_size":29.0,"iv":0.2617,"open_interest":95.0,"volume":0.0,"delta":-0.1394,"gamma":0.0001,"vega":12.3833,"theta":-0.6532,"rho":-6.9346,"theo":111.5502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":113.41,"last_trade_time":"2026-02-17T11:36:22","percent_change":0.0,"prev_day_close":107.75},{"option":"SPX261016C05700000","bid":1365.1,"bid_size":2.0,"ask":1372.9,"ask_size":2.0,"iv":0.2594,"open_interest":0.0,"volume":0.0,"delta":0.8586,"gamma":0.0002,"vega":12.5828,"theta":-0.5074,"rho":29.5643,"theo":1369.701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1387.0},{"option":"SPX261016P05700000","bid":113.4,"bid_size":62.0,"ask":114.7,"ask_size":52.0,"iv":0.26,"open_interest":191.0,"volume":3.0,"delta":-0.1428,"gamma":0.0002,"vega":12.5828,"theta":-0.6597,"rho":-7.102,"theo":114.1828,"change":-6.97,"open":105.98,"high":105.98,"low":105.98,"tick":"down","last_trade_price":105.98,"last_trade_time":"2026-02-18T12:15:39","percent_change":-6.17087,"prev_day_close":110.299999237061},{"option":"SPX261016C05725000","bid":1344.0,"bid_size":3.0,"ask":1353.0,"ask_size":3.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":0.8552,"gamma":0.0002,"vega":12.7851,"theta":-0.5168,"rho":29.5522,"theo":1348.0319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1365.29998779297},{"option":"SPX261016P05725000","bid":116.1,"bid_size":63.0,"ask":117.7,"ask_size":88.0,"iv":0.2585,"open_interest":844.0,"volume":0.0,"delta":-0.1463,"gamma":0.0002,"vega":12.7851,"theta":-0.6661,"rho":-7.2741,"theo":116.8784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.93,"last_trade_time":"2026-02-17T10:37:41","percent_change":0.0,"prev_day_close":112.900001525879},{"option":"SPX261016C05750000","bid":1321.9,"bid_size":2.0,"ask":1329.7,"ask_size":2.0,"iv":0.2561,"open_interest":0.0,"volume":0.0,"delta":0.8516,"gamma":0.0002,"vega":12.9902,"theta":-0.5261,"rho":29.535,"theo":1326.4274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1343.54998779297},{"option":"SPX261016P05750000","bid":118.9,"bid_size":58.0,"ask":120.5,"ask_size":83.0,"iv":0.2568,"open_interest":624.0,"volume":1.0,"delta":-0.1499,"gamma":0.0002,"vega":12.9902,"theta":-0.6725,"rho":-7.4514,"theo":119.6385,"change":-7.88,"open":110.52,"high":110.52,"low":110.52,"tick":"down","last_trade_price":110.52,"last_trade_time":"2026-02-18T10:41:43","percent_change":-6.65541,"prev_day_close":115.549999237061},{"option":"SPX261016C05775000","bid":1300.2,"bid_size":3.0,"ask":1309.8,"ask_size":3.0,"iv":0.2552,"open_interest":0.0,"volume":0.0,"delta":0.848,"gamma":0.0002,"vega":13.1977,"theta":-0.5354,"rho":29.5124,"theo":1304.8894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1322.04998779297},{"option":"SPX261016P05775000","bid":121.7,"bid_size":58.0,"ask":123.1,"ask_size":26.0,"iv":0.2551,"open_interest":892.0,"volume":1.0,"delta":-0.1535,"gamma":0.0002,"vega":13.1977,"theta":-0.6788,"rho":-7.634,"theo":122.4651,"change":-4.97,"open":116.33,"high":116.33,"low":116.33,"tick":"down","last_trade_price":116.33,"last_trade_time":"2026-02-18T09:58:27","percent_change":-4.09728,"prev_day_close":118.349998474121},{"option":"SPX261016C05800000","bid":1279.8,"bid_size":2.0,"ask":1288.2,"ask_size":2.0,"iv":0.2539,"open_interest":2.0,"volume":0.0,"delta":0.8443,"gamma":0.0002,"vega":13.4069,"theta":-0.5446,"rho":29.4847,"theo":1283.4196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1160.9,"last_trade_time":"2025-10-10T15:29:53","percent_change":0.0,"prev_day_close":1300.45001220703},{"option":"SPX261016P05800000","bid":124.6,"bid_size":58.0,"ask":126.1,"ask_size":55.0,"iv":0.2534,"open_interest":1200.0,"volume":10.0,"delta":-0.1572,"gamma":0.0002,"vega":13.4069,"theta":-0.6851,"rho":-7.8217,"theo":125.3601,"change":-3.65,"open":121.77,"high":122.63,"low":120.55,"tick":"down","last_trade_price":120.55,"last_trade_time":"2026-02-18T15:46:31","percent_change":-2.93881,"prev_day_close":121.200000762939},{"option":"SPX261016C05825000","bid":1257.5,"bid_size":3.0,"ask":1266.9,"ask_size":3.0,"iv":0.2519,"open_interest":0.0,"volume":0.0,"delta":0.8405,"gamma":0.0002,"vega":13.6171,"theta":-0.5537,"rho":29.4521,"theo":1262.02,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1278.95001220703},{"option":"SPX261016P05825000","bid":127.5,"bid_size":74.0,"ask":129.0,"ask_size":26.0,"iv":0.2517,"open_interest":478.0,"volume":3.0,"delta":-0.161,"gamma":0.0002,"vega":13.6171,"theta":-0.6912,"rho":-8.0144,"theo":128.3251,"change":-3.58,"open":118.7,"high":123.62,"low":118.7,"tick":"up","last_trade_price":123.62,"last_trade_time":"2026-02-18T16:07:13","percent_change":-2.81446,"prev_day_close":124.049999237061},{"option":"SPX261016C05850000","bid":1236.4,"bid_size":2.0,"ask":1243.9,"ask_size":2.0,"iv":0.2496,"open_interest":1.0,"volume":0.0,"delta":0.8366,"gamma":0.0002,"vega":13.8276,"theta":-0.5628,"rho":29.4154,"theo":1240.6919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1134.8,"last_trade_time":"2025-10-10T15:10:14","percent_change":0.0,"prev_day_close":1257.5},{"option":"SPX261016P05850000","bid":130.6,"bid_size":73.0,"ask":132.3,"ask_size":75.0,"iv":0.2502,"open_interest":544.0,"volume":10.0,"delta":-0.1649,"gamma":0.0002,"vega":13.8276,"theta":-0.6974,"rho":-8.2111,"theo":131.3616,"change":-1.31,"open":129.32,"high":129.32,"low":129.04,"tick":"down","last_trade_price":129.04,"last_trade_time":"2026-02-18T09:49:04","percent_change":-1.00499,"prev_day_close":127.049999237061},{"option":"SPX261016C05875000","bid":1215.0,"bid_size":3.0,"ask":1224.3,"ask_size":3.0,"iv":0.2486,"open_interest":0.0,"volume":0.0,"delta":0.8326,"gamma":0.0002,"vega":14.0382,"theta":-0.5718,"rho":29.375,"theo":1219.4365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1236.40002441406},{"option":"SPX261016P05875000","bid":133.6,"bid_size":73.0,"ask":135.2,"ask_size":25.0,"iv":0.2484,"open_interest":754.0,"volume":15.0,"delta":-0.1689,"gamma":0.0002,"vega":14.0382,"theta":-0.7034,"rho":-8.4115,"theo":134.4708,"change":-9.15,"open":124.93,"high":124.93,"low":124.25,"tick":"down","last_trade_price":124.25,"last_trade_time":"2026-02-18T11:36:56","percent_change":-6.85907,"prev_day_close":130.050003051758},{"option":"SPX261016C05900000","bid":1194.1,"bid_size":2.0,"ask":1201.5,"ask_size":2.0,"iv":0.2464,"open_interest":6.0,"volume":0.0,"delta":0.8285,"gamma":0.0002,"vega":14.2486,"theta":-0.5807,"rho":29.3313,"theo":1198.2549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1176.35,"last_trade_time":"2026-02-05T13:11:09","percent_change":0.0,"prev_day_close":1215.10003662109},{"option":"SPX261016P05900000","bid":136.9,"bid_size":88.0,"ask":138.4,"ask_size":38.0,"iv":0.2468,"open_interest":1492.0,"volume":39.0,"delta":-0.173,"gamma":0.0002,"vega":14.2486,"theta":-0.7094,"rho":-8.6153,"theo":137.6539,"change":-4.83,"open":128.52,"high":131.82,"low":127.18,"tick":"up","last_trade_price":131.82,"last_trade_time":"2026-02-18T13:52:43","percent_change":-3.53458,"prev_day_close":133.150001525879},{"option":"SPX261016C05925000","bid":1172.8,"bid_size":3.0,"ask":1182.0,"ask_size":3.0,"iv":0.2453,"open_interest":0.0,"volume":0.0,"delta":0.8243,"gamma":0.0002,"vega":14.4592,"theta":-0.5896,"rho":29.2842,"theo":1177.148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1193.85003662109},{"option":"SPX261016P05925000","bid":140.1,"bid_size":69.0,"ask":141.7,"ask_size":24.0,"iv":0.2452,"open_interest":683.0,"volume":6.0,"delta":-0.1772,"gamma":0.0002,"vega":14.4592,"theta":-0.7153,"rho":-8.8224,"theo":140.9117,"change":-2.75,"open":130.94,"high":137.15,"low":130.94,"tick":"up","last_trade_price":137.15,"last_trade_time":"2026-02-18T15:38:40","percent_change":-1.96569,"prev_day_close":136.349998474121},{"option":"SPX261016C05950000","bid":1152.1,"bid_size":2.0,"ask":1159.4,"ask_size":2.0,"iv":0.2431,"open_interest":10.0,"volume":0.0,"delta":0.82,"gamma":0.0002,"vega":14.6706,"theta":-0.5983,"rho":29.2334,"theo":1156.117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1221.7,"last_trade_time":"2025-11-05T12:14:16","percent_change":0.0,"prev_day_close":1172.84997558594},{"option":"SPX261016P05950000","bid":143.6,"bid_size":51.0,"ask":145.2,"ask_size":48.0,"iv":0.2436,"open_interest":1005.0,"volume":0.0,"delta":-0.1814,"gamma":0.0002,"vega":14.6706,"theta":-0.721,"rho":-9.0333,"theo":144.2453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":151.9,"last_trade_time":"2026-02-12T15:52:54","percent_change":0.0,"prev_day_close":139.600006103516},{"option":"SPX261016C05975000","bid":1130.9,"bid_size":3.0,"ask":1140.0,"ask_size":3.0,"iv":0.242,"open_interest":1.0,"volume":0.0,"delta":0.8157,"gamma":0.0002,"vega":14.8834,"theta":-0.6069,"rho":29.178,"theo":1135.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1071.84,"last_trade_time":"2025-09-26T15:03:44","percent_change":0.0,"prev_day_close":1151.85003662109},{"option":"SPX261016P05975000","bid":146.8,"bid_size":65.0,"ask":148.5,"ask_size":23.0,"iv":0.2418,"open_interest":778.0,"volume":0.0,"delta":-0.1858,"gamma":0.0002,"vega":14.8834,"theta":-0.7267,"rho":-9.2487,"theo":147.6561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":165.66,"last_trade_time":"2026-02-17T10:34:18","percent_change":0.0,"prev_day_close":143.0},{"option":"SPX261016C06000000","bid":1110.6,"bid_size":18.0,"ask":1118.4,"ask_size":18.0,"iv":0.2403,"open_interest":1641.0,"volume":1.0,"delta":0.8112,"gamma":0.0002,"vega":15.0981,"theta":-0.6154,"rho":29.1172,"theo":1114.2885,"change":12.9,"open":1120.8,"high":1120.8,"low":1120.8,"tick":"up","last_trade_price":1120.8,"last_trade_time":"2026-02-18T09:42:40","percent_change":1.16437,"prev_day_close":1130.79998779297},{"option":"SPX261016P06000000","bid":150.5,"bid_size":83.0,"ask":152.2,"ask_size":64.0,"iv":0.2403,"open_interest":2408.0,"volume":2.0,"delta":-0.1903,"gamma":0.0002,"vega":15.0981,"theta":-0.7322,"rho":-9.4696,"theo":151.1461,"change":-9.35,"open":147.66,"high":147.66,"low":140.95,"tick":"down","last_trade_price":140.95,"last_trade_time":"2026-02-18T12:15:39","percent_change":-6.22089,"prev_day_close":146.399993896484},{"option":"SPX261016C06025000","bid":1089.6,"bid_size":2.0,"ask":1097.7,"ask_size":3.0,"iv":0.2386,"open_interest":31.0,"volume":0.0,"delta":0.8066,"gamma":0.0002,"vega":15.3147,"theta":-0.6238,"rho":29.0502,"theo":1093.4951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1086.49,"last_trade_time":"2025-12-18T10:27:38","percent_change":0.0,"prev_day_close":1110.04998779297},{"option":"SPX261016P06025000","bid":154.1,"bid_size":64.0,"ask":155.8,"ask_size":23.0,"iv":0.2387,"open_interest":466.0,"volume":0.0,"delta":-0.1948,"gamma":0.0002,"vega":15.3147,"theta":-0.7377,"rho":-9.6967,"theo":154.7173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.95,"last_trade_time":"2026-02-11T09:46:51","percent_change":0.0,"prev_day_close":149.899993896484},{"option":"SPX261016C06050000","bid":1069.0,"bid_size":2.0,"ask":1076.2,"ask_size":2.0,"iv":0.2366,"open_interest":24.0,"volume":0.0,"delta":0.802,"gamma":0.0002,"vega":15.5332,"theta":-0.6321,"rho":28.9763,"theo":1072.7856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1172.3,"last_trade_time":"2026-01-07T10:33:20","percent_change":0.0,"prev_day_close":1089.29998779297},{"option":"SPX261016P06050000","bid":157.8,"bid_size":78.0,"ask":159.5,"ask_size":44.0,"iv":0.2371,"open_interest":1818.0,"volume":0.0,"delta":-0.1995,"gamma":0.0002,"vega":15.5332,"theta":-0.743,"rho":-9.9306,"theo":158.3725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":158.3,"last_trade_time":"2026-02-12T14:08:37","percent_change":0.0,"prev_day_close":153.5},{"option":"SPX261016C06075000","bid":1048.3,"bid_size":3.0,"ask":1056.5,"ask_size":3.0,"iv":0.2354,"open_interest":6.0,"volume":0.0,"delta":0.7972,"gamma":0.0002,"vega":15.7528,"theta":-0.6402,"rho":28.8955,"theo":1052.1628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1051.05,"last_trade_time":"2025-12-18T12:00:43","percent_change":0.0,"prev_day_close":1068.59997558594},{"option":"SPX261016P06075000","bid":161.5,"bid_size":62.0,"ask":163.3,"ask_size":21.0,"iv":0.2354,"open_interest":325.0,"volume":0.0,"delta":-0.2043,"gamma":0.0002,"vega":15.7528,"theta":-0.7482,"rho":-10.1714,"theo":162.1143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.5,"last_trade_time":"2026-02-17T09:49:57","percent_change":0.0,"prev_day_close":157.100006103516},{"option":"SPX261016C06100000","bid":1028.1,"bid_size":2.0,"ask":1034.8,"ask_size":2.0,"iv":0.2335,"open_interest":29.0,"volume":0.0,"delta":0.7923,"gamma":0.0002,"vega":15.9726,"theta":-0.6482,"rho":28.8082,"theo":1031.6293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1096.32,"last_trade_time":"2026-01-05T15:16:50","percent_change":0.0,"prev_day_close":1048.0},{"option":"SPX261016P06100000","bid":165.4,"bid_size":78.0,"ask":167.2,"ask_size":60.0,"iv":0.2338,"open_interest":1300.0,"volume":1.0,"delta":-0.2092,"gamma":0.0002,"vega":15.9726,"theta":-0.7532,"rho":-10.4188,"theo":165.9455,"change":-10.3,"open":155.0,"high":155.0,"low":155.0,"tick":"down","last_trade_price":155.0,"last_trade_time":"2026-02-18T10:05:51","percent_change":-6.23109,"prev_day_close":160.900001525879},{"option":"SPX261016C06125000","bid":1007.5,"bid_size":3.0,"ask":1015.5,"ask_size":3.0,"iv":0.2321,"open_interest":11.0,"volume":0.0,"delta":0.7873,"gamma":0.0002,"vega":16.1917,"theta":-0.656,"rho":28.7154,"theo":1011.1874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1026.06,"last_trade_time":"2025-12-19T12:01:23","percent_change":0.0,"prev_day_close":1027.45001220703},{"option":"SPX261016P06125000","bid":169.3,"bid_size":60.0,"ask":171.2,"ask_size":22.0,"iv":0.2322,"open_interest":224.0,"volume":0.0,"delta":-0.2142,"gamma":0.0002,"vega":16.1917,"theta":-0.7581,"rho":-10.6716,"theo":169.8682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":174.1,"last_trade_time":"2026-01-29T10:51:08","percent_change":0.0,"prev_day_close":164.699996948242},{"option":"SPX261016C06150000","bid":987.4,"bid_size":2.0,"ask":994.0,"ask_size":2.0,"iv":0.2302,"open_interest":39.0,"volume":0.0,"delta":0.7822,"gamma":0.0002,"vega":16.4094,"theta":-0.6637,"rho":28.6178,"theo":990.839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1089.86,"last_trade_time":"2026-01-06T14:43:53","percent_change":0.0,"prev_day_close":1007.04998779297},{"option":"SPX261016P06150000","bid":173.4,"bid_size":76.0,"ask":175.2,"ask_size":58.0,"iv":0.2305,"open_interest":1294.0,"volume":300.0,"delta":-0.2193,"gamma":0.0002,"vega":16.4094,"theta":-0.7628,"rho":-10.9292,"theo":173.8844,"change":-3.4,"open":170.0,"high":170.0,"low":170.0,"tick":"no_change","last_trade_price":170.0,"last_trade_time":"2026-02-18T09:43:48","percent_change":-1.96079,"prev_day_close":168.650001525879},{"option":"SPX261016C06175000","bid":967.2,"bid_size":2.0,"ask":975.3,"ask_size":3.0,"iv":0.229,"open_interest":21.0,"volume":0.0,"delta":0.777,"gamma":0.0002,"vega":16.6255,"theta":-0.6712,"rho":28.5162,"theo":970.5855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":943.37,"last_trade_time":"2026-02-05T15:20:00","percent_change":0.0,"prev_day_close":986.75},{"option":"SPX261016P06175000","bid":177.5,"bid_size":59.0,"ask":179.4,"ask_size":20.0,"iv":0.2289,"open_interest":475.0,"volume":0.0,"delta":-0.2245,"gamma":0.0002,"vega":16.6255,"theta":-0.7673,"rho":-11.1909,"theo":177.9956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.7,"last_trade_time":"2026-02-17T15:29:13","percent_change":0.0,"prev_day_close":172.650001525879},{"option":"SPX261016C06200000","bid":947.1,"bid_size":2.0,"ask":953.7,"ask_size":2.0,"iv":0.2269,"open_interest":76.0,"volume":0.0,"delta":0.7717,"gamma":0.0002,"vega":16.8401,"theta":-0.6785,"rho":28.4106,"theo":950.4286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":964.42,"last_trade_time":"2025-12-19T15:48:09","percent_change":0.0,"prev_day_close":966.300018310547},{"option":"SPX261016P06200000","bid":181.7,"bid_size":54.0,"ask":183.6,"ask_size":39.0,"iv":0.2272,"open_interest":637.0,"volume":0.0,"delta":-0.2298,"gamma":0.0002,"vega":16.8401,"theta":-0.7717,"rho":-11.4565,"theo":182.2033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.7,"last_trade_time":"2026-02-13T16:04:26","percent_change":0.0,"prev_day_close":176.800003051758},{"option":"SPX261016C06225000","bid":926.9,"bid_size":3.0,"ask":935.2,"ask_size":3.0,"iv":0.2257,"open_interest":36.0,"volume":0.0,"delta":0.7662,"gamma":0.0002,"vega":17.0538,"theta":-0.6856,"rho":28.3005,"theo":930.3695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1047.1,"last_trade_time":"2026-01-15T10:35:03","percent_change":0.0,"prev_day_close":946.349975585938},{"option":"SPX261016P06225000","bid":186.1,"bid_size":54.0,"ask":187.9,"ask_size":17.0,"iv":0.2256,"open_interest":176.0,"volume":0.0,"delta":-0.2353,"gamma":0.0002,"vega":17.0538,"theta":-0.7758,"rho":-11.7267,"theo":186.5089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.5,"last_trade_time":"2026-02-12T15:52:54","percent_change":0.0,"prev_day_close":180.949996948242},{"option":"SPX261016C06250000","bid":907.2,"bid_size":2.0,"ask":914.0,"ask_size":2.0,"iv":0.2236,"open_interest":22.0,"volume":0.0,"delta":0.7606,"gamma":0.0002,"vega":17.2673,"theta":-0.6926,"rho":28.1846,"theo":910.4105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":982.24,"last_trade_time":"2025-12-23T13:28:48","percent_change":0.0,"prev_day_close":926.299987792969},{"option":"SPX261016P06250000","bid":190.5,"bid_size":52.0,"ask":192.4,"ask_size":36.0,"iv":0.224,"open_interest":672.0,"volume":0.0,"delta":-0.2409,"gamma":0.0002,"vega":17.2673,"theta":-0.7798,"rho":-12.0026,"theo":190.9146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.7,"last_trade_time":"2026-02-12T11:33:22","percent_change":0.0,"prev_day_close":185.349998474121},{"option":"SPX261016C06275000","bid":887.1,"bid_size":3.0,"ask":895.2,"ask_size":3.0,"iv":0.2223,"open_interest":6.0,"volume":0.0,"delta":0.7549,"gamma":0.0003,"vega":17.4811,"theta":-0.6993,"rho":28.0616,"theo":890.5542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":968.74,"last_trade_time":"2025-12-24T09:36:41","percent_change":0.0,"prev_day_close":906.349975585938},{"option":"SPX261016P06275000","bid":195.0,"bid_size":53.0,"ask":196.9,"ask_size":18.0,"iv":0.2223,"open_interest":269.0,"volume":0.0,"delta":-0.2466,"gamma":0.0003,"vega":17.4811,"theta":-0.7836,"rho":-12.2856,"theo":195.4229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.3,"last_trade_time":"2026-01-29T10:51:25","percent_change":0.0,"prev_day_close":189.700004577637},{"option":"SPX261016C06300000","bid":867.7,"bid_size":2.0,"ask":874.1,"ask_size":2.0,"iv":0.2204,"open_interest":14.0,"volume":0.0,"delta":0.7491,"gamma":0.0003,"vega":17.6953,"theta":-0.7058,"rho":27.9304,"theo":870.8038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":959.61,"last_trade_time":"2026-02-03T10:00:34","percent_change":0.0,"prev_day_close":886.450012207031},{"option":"SPX261016P06300000","bid":199.5,"bid_size":71.0,"ask":201.5,"ask_size":33.0,"iv":0.2206,"open_interest":1774.0,"volume":11.0,"delta":-0.2524,"gamma":0.0003,"vega":17.6953,"theta":-0.7872,"rho":-12.5769,"theo":200.0371,"change":-6.37,"open":193.68,"high":193.68,"low":193.68,"tick":"no_change","last_trade_price":193.68,"last_trade_time":"2026-02-18T16:00:34","percent_change":-3.18421,"prev_day_close":194.25},{"option":"SPX261016C06325000","bid":848.2,"bid_size":2.0,"ask":855.9,"ask_size":3.0,"iv":0.2192,"open_interest":12.0,"volume":0.0,"delta":0.7431,"gamma":0.0003,"vega":17.9094,"theta":-0.7121,"rho":27.7903,"theo":851.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":914.0,"last_trade_time":"2026-01-05T15:20:17","percent_change":0.0,"prev_day_close":866.75},{"option":"SPX261016P06325000","bid":204.4,"bid_size":51.0,"ask":206.3,"ask_size":16.0,"iv":0.219,"open_interest":108.0,"volume":0.0,"delta":-0.2584,"gamma":0.0003,"vega":17.9094,"theta":-0.7905,"rho":-12.877,"theo":204.7611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.5,"last_trade_time":"2026-01-29T10:51:40","percent_change":0.0,"prev_day_close":198.900001525879},{"option":"SPX261016C06350000","bid":828.9,"bid_size":2.0,"ask":834.9,"ask_size":2.0,"iv":0.2171,"open_interest":8.0,"volume":0.0,"delta":0.737,"gamma":0.0003,"vega":18.1224,"theta":-0.7181,"rho":27.6417,"theo":831.6359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":905.03,"last_trade_time":"2026-02-03T11:47:54","percent_change":0.0,"prev_day_close":846.25},{"option":"SPX261016P06350000","bid":209.1,"bid_size":50.0,"ask":211.1,"ask_size":15.0,"iv":0.2173,"open_interest":450.0,"volume":2.0,"delta":-0.2644,"gamma":0.0003,"vega":18.1224,"theta":-0.7936,"rho":-13.1857,"theo":209.5985,"change":-13.19,"open":196.42,"high":196.42,"low":196.41,"tick":"down","last_trade_price":196.41,"last_trade_time":"2026-02-18T10:22:53","percent_change":-6.29294,"prev_day_close":203.599998474121},{"option":"SPX261016C06375000","bid":809.0,"bid_size":3.0,"ask":816.9,"ask_size":3.0,"iv":0.2157,"open_interest":129.0,"volume":0.0,"delta":0.7308,"gamma":0.0003,"vega":18.3332,"theta":-0.7239,"rho":27.4857,"theo":812.2255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":897.39,"last_trade_time":"2025-12-24T10:48:48","percent_change":0.0,"prev_day_close":826.75},{"option":"SPX261016P06375000","bid":214.2,"bid_size":49.0,"ask":216.1,"ask_size":16.0,"iv":0.2157,"open_interest":272.0,"volume":6.0,"delta":-0.2707,"gamma":0.0003,"vega":18.3332,"theta":-0.7964,"rho":-13.5017,"theo":214.5528,"change":-14.7,"open":200.0,"high":200.0,"low":200.0,"tick":"up","last_trade_price":200.0,"last_trade_time":"2026-02-18T11:36:56","percent_change":-6.84677,"prev_day_close":208.449996948242},{"option":"SPX261016C06400000","bid":790.6,"bid_size":6.0,"ask":796.6,"ask_size":6.0,"iv":0.214,"open_interest":350.0,"volume":0.0,"delta":0.7245,"gamma":0.0003,"vega":18.5408,"theta":-0.7294,"rho":27.3236,"theo":792.9347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":872.11,"last_trade_time":"2026-01-30T16:02:13","percent_change":0.0,"prev_day_close":807.449981689453},{"option":"SPX261016P06400000","bid":219.2,"bid_size":66.0,"ask":221.2,"ask_size":32.0,"iv":0.214,"open_interest":3167.0,"volume":0.0,"delta":-0.277,"gamma":0.0003,"vega":18.5408,"theta":-0.799,"rho":-13.8239,"theo":219.6266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.13,"last_trade_time":"2026-02-17T10:07:41","percent_change":0.0,"prev_day_close":213.399993896484},{"option":"SPX261016C06425000","bid":771.4,"bid_size":6.0,"ask":778.5,"ask_size":9.0,"iv":0.2126,"open_interest":47.0,"volume":0.0,"delta":0.718,"gamma":0.0003,"vega":18.7445,"theta":-0.7347,"rho":27.1567,"theo":773.7655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":856.65,"last_trade_time":"2025-12-24T10:37:12","percent_change":0.0,"prev_day_close":788.049987792969},{"option":"SPX261016P06425000","bid":224.4,"bid_size":49.0,"ask":226.5,"ask_size":33.0,"iv":0.2123,"open_interest":396.0,"volume":2.0,"delta":-0.2835,"gamma":0.0003,"vega":18.7445,"theta":-0.8013,"rho":-14.1508,"theo":224.8221,"change":-14.9,"open":210.3,"high":210.3,"low":210.3,"tick":"down","last_trade_price":210.3,"last_trade_time":"2026-02-18T10:41:43","percent_change":-6.61634,"prev_day_close":218.449996948242},{"option":"SPX261016C06450000","bid":752.4,"bid_size":6.0,"ask":758.3,"ask_size":6.0,"iv":0.2106,"open_interest":83.0,"volume":0.0,"delta":0.7113,"gamma":0.0003,"vega":18.9443,"theta":-0.7397,"rho":26.9853,"theo":754.7197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":713.42,"last_trade_time":"2025-12-17T14:25:52","percent_change":0.0,"prev_day_close":768.949981689453},{"option":"SPX261016P06450000","bid":229.7,"bid_size":46.0,"ask":231.7,"ask_size":15.0,"iv":0.2106,"open_interest":452.0,"volume":0.0,"delta":-0.2902,"gamma":0.0003,"vega":18.9443,"theta":-0.8033,"rho":-14.4823,"theo":230.1409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":234.73,"last_trade_time":"2026-02-17T13:27:52","percent_change":0.0,"prev_day_close":223.599998474121},{"option":"SPX261016C06475000","bid":733.4,"bid_size":6.0,"ask":740.2,"ask_size":6.0,"iv":0.2092,"open_interest":569.0,"volume":0.0,"delta":0.7045,"gamma":0.0003,"vega":19.1409,"theta":-0.7444,"rho":26.8085,"theo":735.7994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":823.89,"last_trade_time":"2025-12-26T10:03:51","percent_change":0.0,"prev_day_close":749.800018310547},{"option":"SPX261016P06475000","bid":235.1,"bid_size":62.0,"ask":237.1,"ask_size":28.0,"iv":0.2089,"open_interest":1645.0,"volume":2.0,"delta":-0.297,"gamma":0.0003,"vega":19.1409,"theta":-0.805,"rho":-14.8191,"theo":235.5852,"change":-9.52,"open":226.48,"high":226.48,"low":226.48,"tick":"down","last_trade_price":226.48,"last_trade_time":"2026-02-18T09:58:27","percent_change":-4.0339,"prev_day_close":228.849998474121},{"option":"SPX261016C06500000","bid":714.8,"bid_size":6.0,"ask":720.5,"ask_size":6.0,"iv":0.2073,"open_interest":466.0,"volume":1.0,"delta":0.6976,"gamma":0.0003,"vega":19.3347,"theta":-0.7487,"rho":26.6246,"theo":717.0071,"change":29.48,"open":741.28,"high":741.28,"low":741.28,"tick":"up","last_trade_price":741.28,"last_trade_time":"2026-02-18T13:45:45","percent_change":4.14161,"prev_day_close":730.949981689453},{"option":"SPX261016P06500000","bid":240.7,"bid_size":59.0,"ask":242.8,"ask_size":46.0,"iv":0.2073,"open_interest":4238.0,"volume":341.0,"delta":-0.3039,"gamma":0.0003,"vega":19.3347,"theta":-0.8065,"rho":-15.163,"theo":241.1576,"change":-8.5,"open":236.42,"high":239.32,"low":230.03,"tick":"down","last_trade_price":233.2,"last_trade_time":"2026-02-18T15:46:31","percent_change":-3.51676,"prev_day_close":234.349998474121},{"option":"SPX261016C06525000","bid":696.0,"bid_size":6.0,"ask":702.7,"ask_size":6.0,"iv":0.2058,"open_interest":84.0,"volume":0.0,"delta":0.6905,"gamma":0.0003,"vega":19.5262,"theta":-0.7528,"rho":26.4316,"theo":698.3466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":774.39,"last_trade_time":"2025-12-24T09:36:25","percent_change":0.0,"prev_day_close":711.950012207031},{"option":"SPX261016P06525000","bid":246.4,"bid_size":43.0,"ask":248.3,"ask_size":13.0,"iv":0.2055,"open_interest":332.0,"volume":12.0,"delta":-0.311,"gamma":0.0003,"vega":19.5262,"theta":-0.8076,"rho":-15.516,"theo":246.8617,"change":-8.13,"open":231.66,"high":239.22,"low":230.64,"tick":"up","last_trade_price":239.22,"last_trade_time":"2026-02-18T16:07:13","percent_change":-3.28684,"prev_day_close":239.800003051758},{"option":"SPX261016C06550000","bid":677.6,"bid_size":6.0,"ask":683.3,"ask_size":6.0,"iv":0.2039,"open_interest":837.0,"volume":0.0,"delta":0.6833,"gamma":0.0003,"vega":19.7153,"theta":-0.7565,"rho":26.228,"theo":679.8225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":788.81,"last_trade_time":"2026-02-02T14:04:03","percent_change":0.0,"prev_day_close":693.450012207031},{"option":"SPX261016P06550000","bid":252.2,"bid_size":57.0,"ask":254.1,"ask_size":28.0,"iv":0.2038,"open_interest":1656.0,"volume":81.0,"delta":-0.3182,"gamma":0.0003,"vega":19.7153,"theta":-0.8083,"rho":-15.8797,"theo":252.7022,"change":-10.13,"open":238.17,"high":243.12,"low":235.88,"tick":"up","last_trade_price":243.12,"last_trade_time":"2026-02-18T13:52:43","percent_change":-4.0,"prev_day_close":245.550003051758},{"option":"SPX261016C06575000","bid":659.1,"bid_size":6.0,"ask":665.7,"ask_size":6.0,"iv":0.2024,"open_interest":56.0,"volume":0.0,"delta":0.6759,"gamma":0.0003,"vega":19.9012,"theta":-0.7599,"rho":26.0135,"theo":661.4397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":751.66,"last_trade_time":"2026-02-09T12:27:10","percent_change":0.0,"prev_day_close":674.700012207031},{"option":"SPX261016P06575000","bid":258.1,"bid_size":41.0,"ask":260.3,"ask_size":28.0,"iv":0.2022,"open_interest":567.0,"volume":0.0,"delta":-0.3256,"gamma":0.0003,"vega":19.9012,"theta":-0.8088,"rho":-16.2543,"theo":258.6841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.31,"last_trade_time":"2026-02-17T15:46:44","percent_change":0.0,"prev_day_close":251.300003051758},{"option":"SPX261016C06600000","bid":641.0,"bid_size":20.0,"ask":647.0,"ask_size":20.0,"iv":0.2006,"open_interest":4486.0,"volume":0.0,"delta":0.6684,"gamma":0.0003,"vega":20.0826,"theta":-0.7629,"rho":25.7894,"theo":643.2031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":636.71,"last_trade_time":"2026-02-17T15:46:28","percent_change":0.0,"prev_day_close":656.450012207031},{"option":"SPX261016P06600000","bid":264.2,"bid_size":55.0,"ask":266.4,"ask_size":44.0,"iv":0.2005,"open_interest":4057.0,"volume":3.0,"delta":-0.3331,"gamma":0.0003,"vega":20.0826,"theta":-0.8088,"rho":-16.6385,"theo":264.8121,"change":-19.02,"open":250.58,"high":250.58,"low":246.38,"tick":"down","last_trade_price":246.38,"last_trade_time":"2026-02-18T11:05:20","percent_change":-7.16654,"prev_day_close":257.25},{"option":"SPX261016C06625000","bid":622.7,"bid_size":6.0,"ask":628.9,"ask_size":9.0,"iv":0.1989,"open_interest":684.0,"volume":0.0,"delta":0.6606,"gamma":0.0003,"vega":20.2584,"theta":-0.7656,"rho":25.5574,"theo":625.1165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":635.87,"last_trade_time":"2026-02-12T15:18:58","percent_change":0.0,"prev_day_close":637.950012207031},{"option":"SPX261016P06625000","bid":270.4,"bid_size":55.0,"ask":272.5,"ask_size":26.0,"iv":0.1987,"open_interest":1720.0,"volume":10.0,"delta":-0.3408,"gamma":0.0003,"vega":20.2584,"theta":-0.8085,"rho":-17.0305,"theo":271.0902,"change":-6.95,"open":264.7,"high":264.7,"low":264.7,"tick":"down","last_trade_price":264.7,"last_trade_time":"2026-02-18T15:38:40","percent_change":-2.55844,"prev_day_close":263.25},{"option":"SPX261016C06650000","bid":604.9,"bid_size":20.0,"ask":610.8,"ask_size":20.0,"iv":0.1972,"open_interest":3399.0,"volume":0.0,"delta":0.6528,"gamma":0.0003,"vega":20.4274,"theta":-0.7678,"rho":25.3199,"theo":607.183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":678.28,"last_trade_time":"2026-01-29T12:20:33","percent_change":0.0,"prev_day_close":620.049987792969},{"option":"SPX261016P06650000","bid":276.8,"bid_size":54.0,"ask":278.9,"ask_size":26.0,"iv":0.197,"open_interest":1460.0,"volume":0.0,"delta":-0.3487,"gamma":0.0003,"vega":20.4274,"theta":-0.8078,"rho":-17.428,"theo":277.5213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":290.71,"last_trade_time":"2026-02-17T09:30:02","percent_change":0.0,"prev_day_close":269.600006103516},{"option":"SPX261016C06675000","bid":587.8,"bid_size":12.0,"ask":591.9,"ask_size":12.0,"iv":0.1954,"open_interest":1339.0,"volume":0.0,"delta":0.6447,"gamma":0.0004,"vega":20.5895,"theta":-0.7697,"rho":25.0776,"theo":589.4048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":582.19,"last_trade_time":"2026-02-17T15:42:32","percent_change":0.0,"prev_day_close":601.850006103516},{"option":"SPX261016P06675000","bid":283.4,"bid_size":37.0,"ask":285.5,"ask_size":12.0,"iv":0.1953,"open_interest":524.0,"volume":0.0,"delta":-0.3567,"gamma":0.0004,"vega":20.5895,"theta":-0.8067,"rho":-17.8304,"theo":284.1078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":256.0,"last_trade_time":"2026-02-10T13:47:05","percent_change":0.0,"prev_day_close":275.900009155273},{"option":"SPX261016C06700000","bid":570.2,"bid_size":28.0,"ask":574.3,"ask_size":28.0,"iv":0.1937,"open_interest":5604.0,"volume":2.0,"delta":0.6365,"gamma":0.0004,"vega":20.7449,"theta":-0.7711,"rho":24.8293,"theo":571.7846,"change":25.53,"open":592.7,"high":592.7,"low":592.43,"tick":"down","last_trade_price":592.43,"last_trade_time":"2026-02-18T15:57:08","percent_change":4.50344,"prev_day_close":584.25},{"option":"SPX261016P06700000","bid":290.1,"bid_size":52.0,"ask":292.2,"ask_size":26.0,"iv":0.1936,"open_interest":1526.0,"volume":0.0,"delta":-0.3649,"gamma":0.0004,"vega":20.7449,"theta":-0.8052,"rho":-18.2387,"theo":290.8522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":292.72,"last_trade_time":"2026-02-17T13:38:42","percent_change":0.0,"prev_day_close":282.5},{"option":"SPX261016C06725000","bid":552.7,"bid_size":15.0,"ask":556.8,"ask_size":15.0,"iv":0.192,"open_interest":687.0,"volume":0.0,"delta":0.6282,"gamma":0.0004,"vega":20.8941,"theta":-0.7721,"rho":24.5725,"theo":554.3261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":608.3,"last_trade_time":"2026-01-14T12:03:30","percent_change":0.0,"prev_day_close":566.549987792969},{"option":"SPX261016P06725000","bid":296.7,"bid_size":36.0,"ask":299.1,"ask_size":12.0,"iv":0.1918,"open_interest":476.0,"volume":0.0,"delta":-0.3733,"gamma":0.0004,"vega":20.8941,"theta":-0.8032,"rho":-18.6556,"theo":297.7584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.83,"last_trade_time":"2026-02-17T10:03:31","percent_change":0.0,"prev_day_close":289.199996948242},{"option":"SPX261016C06750000","bid":536.0,"bid_size":30.0,"ask":539.4,"ask_size":30.0,"iv":0.1904,"open_interest":1550.0,"volume":0.0,"delta":0.6196,"gamma":0.0004,"vega":21.0371,"theta":-0.7727,"rho":24.3043,"theo":537.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":532.36,"last_trade_time":"2026-02-17T15:21:09","percent_change":0.0,"prev_day_close":549.100006103516},{"option":"SPX261016P06750000","bid":303.7,"bid_size":36.0,"ask":306.1,"ask_size":12.0,"iv":0.1901,"open_interest":864.0,"volume":0.0,"delta":-0.3818,"gamma":0.0004,"vega":21.0371,"theta":-0.8009,"rho":-19.0838,"theo":304.8317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":323.4,"last_trade_time":"2026-02-13T09:38:00","percent_change":0.0,"prev_day_close":296.0},{"option":"SPX261016C06775000","bid":518.2,"bid_size":16.0,"ask":522.3,"ask_size":16.0,"iv":0.1885,"open_interest":1098.0,"volume":0.0,"delta":0.6109,"gamma":0.0004,"vega":21.1735,"theta":-0.7728,"rho":24.023,"theo":519.9174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":584.65,"last_trade_time":"2026-02-11T15:03:27","percent_change":0.0,"prev_day_close":531.700012207031},{"option":"SPX261016P06775000","bid":311.2,"bid_size":33.0,"ask":313.3,"ask_size":10.0,"iv":0.1884,"open_interest":111.0,"volume":4.0,"delta":-0.3906,"gamma":0.0004,"vega":21.1735,"theta":-0.798,"rho":-19.5252,"theo":312.0789,"change":-17.57,"open":295.38,"high":295.38,"low":295.38,"tick":"up","last_trade_price":295.38,"last_trade_time":"2026-02-18T11:57:46","percent_change":-5.61432,"prev_day_close":303.0},{"option":"SPX261016C06800000","bid":501.8,"bid_size":30.0,"ask":505.3,"ask_size":30.0,"iv":0.1869,"open_interest":1802.0,"volume":0.0,"delta":0.602,"gamma":0.0004,"vega":21.3021,"theta":-0.7725,"rho":23.729,"theo":502.981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":568.28,"last_trade_time":"2026-02-11T15:04:32","percent_change":0.0,"prev_day_close":514.600006103516},{"option":"SPX261016P06800000","bid":318.5,"bid_size":33.0,"ask":320.7,"ask_size":10.0,"iv":0.1867,"open_interest":5104.0,"volume":400.0,"delta":-0.3995,"gamma":0.0004,"vega":21.3021,"theta":-0.7947,"rho":-19.9792,"theo":319.5072,"change":-7.3,"open":313.0,"high":313.0,"low":313.0,"tick":"no_change","last_trade_price":313.0,"last_trade_time":"2026-02-18T09:43:48","percent_change":-2.27911,"prev_day_close":310.349990844727},{"option":"SPX261016C06825000","bid":484.5,"bid_size":16.0,"ask":488.5,"ask_size":16.0,"iv":0.185,"open_interest":850.0,"volume":0.0,"delta":0.593,"gamma":0.0004,"vega":21.4219,"theta":-0.7716,"rho":23.4255,"theo":486.232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":450.0,"last_trade_time":"2026-02-17T10:31:31","percent_change":0.0,"prev_day_close":497.649993896484},{"option":"SPX261016P06825000","bid":326.1,"bid_size":33.0,"ask":328.3,"ask_size":10.0,"iv":0.185,"open_interest":645.0,"volume":0.0,"delta":-0.4085,"gamma":0.0004,"vega":21.4219,"theta":-0.7909,"rho":-20.4427,"theo":327.1229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.17,"last_trade_time":"2026-02-17T13:38:42","percent_change":0.0,"prev_day_close":317.599990844727},{"option":"SPX261016C06850000","bid":468.5,"bid_size":30.0,"ask":470.3,"ask_size":18.0,"iv":0.1831,"open_interest":2414.0,"volume":0.0,"delta":0.5837,"gamma":0.0004,"vega":21.5316,"theta":-0.7703,"rho":23.1154,"theo":469.6756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":469.66,"last_trade_time":"2026-02-13T15:05:41","percent_change":0.0,"prev_day_close":480.900009155273},{"option":"SPX261016P06850000","bid":333.9,"bid_size":49.0,"ask":336.1,"ask_size":24.0,"iv":0.1832,"open_interest":1283.0,"volume":0.0,"delta":-0.4178,"gamma":0.0004,"vega":21.5316,"theta":-0.7866,"rho":-20.9128,"theo":334.9311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":339.16,"last_trade_time":"2026-02-13T15:05:41","percent_change":0.0,"prev_day_close":325.349990844727},{"option":"SPX261016C06875000","bid":451.5,"bid_size":20.0,"ask":453.8,"ask_size":4.0,"iv":0.1812,"open_interest":883.0,"volume":0.0,"delta":0.5743,"gamma":0.0004,"vega":21.6308,"theta":-0.7684,"rho":22.8006,"theo":453.3157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.39,"last_trade_time":"2026-02-17T10:48:25","percent_change":0.0,"prev_day_close":464.199996948242},{"option":"SPX261016P06875000","bid":341.7,"bid_size":32.0,"ask":344.0,"ask_size":10.0,"iv":0.1815,"open_interest":591.0,"volume":0.0,"delta":-0.4272,"gamma":0.0004,"vega":21.6308,"theta":-0.7818,"rho":-21.3877,"theo":342.9358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.52,"last_trade_time":"2026-02-12T14:20:31","percent_change":0.0,"prev_day_close":333.0},{"option":"SPX261016C06900000","bid":435.9,"bid_size":31.0,"ask":437.7,"ask_size":18.0,"iv":0.1796,"open_interest":1372.0,"volume":0.0,"delta":0.5647,"gamma":0.0004,"vega":21.7192,"theta":-0.7661,"rho":22.4797,"theo":437.1567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":482.42,"last_trade_time":"2026-02-04T10:52:45","percent_change":0.0,"prev_day_close":447.900009155273},{"option":"SPX261016P06900000","bid":350.1,"bid_size":30.0,"ask":352.2,"ask_size":9.0,"iv":0.1798,"open_interest":990.0,"volume":2.0,"delta":-0.4368,"gamma":0.0004,"vega":21.7192,"theta":-0.7765,"rho":-21.8687,"theo":351.1415,"change":-24.92,"open":327.38,"high":327.38,"low":327.38,"tick":"down","last_trade_price":327.38,"last_trade_time":"2026-02-18T11:05:20","percent_change":-7.07352,"prev_day_close":341.0},{"option":"SPX261016C06925000","bid":419.4,"bid_size":20.0,"ask":421.6,"ask_size":4.0,"iv":0.1778,"open_interest":686.0,"volume":0.0,"delta":0.5549,"gamma":0.0004,"vega":21.7968,"theta":-0.7632,"rho":22.1492,"theo":421.2048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":412.9,"last_trade_time":"2026-02-12T15:52:40","percent_change":0.0,"prev_day_close":431.75},{"option":"SPX261016P06925000","bid":358.5,"bid_size":31.0,"ask":360.8,"ask_size":9.0,"iv":0.1781,"open_interest":663.0,"volume":0.0,"delta":-0.4466,"gamma":0.0004,"vega":21.7968,"theta":-0.7706,"rho":-22.3592,"theo":359.5543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":360.94,"last_trade_time":"2026-02-17T15:46:44","percent_change":0.0,"prev_day_close":349.199996948242},{"option":"SPX261016C06950000","bid":404.3,"bid_size":18.0,"ask":406.0,"ask_size":4.0,"iv":0.1762,"open_interest":887.0,"volume":0.0,"delta":0.5449,"gamma":0.0004,"vega":21.863,"theta":-0.7597,"rho":21.8051,"theo":405.469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":480.36,"last_trade_time":"2026-02-10T10:14:20","percent_change":0.0,"prev_day_close":415.75},{"option":"SPX261016P06950000","bid":367.1,"bid_size":31.0,"ask":369.3,"ask_size":23.0,"iv":0.1763,"open_interest":1297.0,"volume":0.0,"delta":-0.4566,"gamma":0.0004,"vega":21.863,"theta":-0.7642,"rho":-22.8633,"theo":368.1831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.72,"last_trade_time":"2026-02-17T13:38:42","percent_change":0.0,"prev_day_close":357.649993896484},{"option":"SPX261016C06975000","bid":388.2,"bid_size":28.0,"ask":390.5,"ask_size":4.0,"iv":0.1743,"open_interest":193.0,"volume":3.0,"delta":0.5347,"gamma":0.0004,"vega":21.917,"theta":-0.7557,"rho":21.446,"theo":389.96,"change":27.25,"open":413.05,"high":413.05,"low":413.05,"tick":"down","last_trade_price":413.05,"last_trade_time":"2026-02-18T10:40:28","percent_change":7.06324,"prev_day_close":400.0},{"option":"SPX261016P06975000","bid":376.0,"bid_size":30.0,"ask":378.3,"ask_size":8.0,"iv":0.1747,"open_interest":712.0,"volume":0.0,"delta":-0.4668,"gamma":0.0004,"vega":21.917,"theta":-0.7573,"rho":-23.3825,"theo":377.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":347.66,"last_trade_time":"2026-02-12T10:49:22","percent_change":0.0,"prev_day_close":366.300003051758},{"option":"SPX261016C07000000","bid":373.5,"bid_size":40.0,"ask":375.2,"ask_size":18.0,"iv":0.1727,"open_interest":2421.0,"volume":0.0,"delta":0.5244,"gamma":0.0004,"vega":21.9577,"theta":-0.7512,"rho":21.0741,"theo":374.6888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":368.97,"last_trade_time":"2026-02-17T09:36:49","percent_change":0.0,"prev_day_close":384.649993896484},{"option":"SPX261016P07000000","bid":385.0,"bid_size":29.0,"ask":387.3,"ask_size":22.0,"iv":0.1729,"open_interest":2573.0,"volume":2.0,"delta":-0.4771,"gamma":0.0004,"vega":21.9577,"theta":-0.7498,"rho":-23.9144,"theo":386.1322,"change":-25.68,"open":362.39,"high":362.39,"low":362.12,"tick":"down","last_trade_price":362.12,"last_trade_time":"2026-02-18T11:12:06","percent_change":-6.62197,"prev_day_close":375.25},{"option":"SPX261016C07025000","bid":357.9,"bid_size":29.0,"ask":360.1,"ask_size":4.0,"iv":0.1709,"open_interest":406.0,"volume":0.0,"delta":0.5139,"gamma":0.0004,"vega":21.9845,"theta":-0.746,"rho":20.6942,"theo":359.6648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":341.3,"last_trade_time":"2026-02-17T10:19:01","percent_change":0.0,"prev_day_close":369.399993896484},{"option":"SPX261016P07025000","bid":394.5,"bid_size":21.0,"ask":396.8,"ask_size":21.0,"iv":0.1713,"open_interest":130.0,"volume":0.0,"delta":-0.4876,"gamma":0.0004,"vega":21.9845,"theta":-0.7417,"rho":-24.4544,"theo":395.4728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.6,"last_trade_time":"2026-02-09T15:25:22","percent_change":0.0,"prev_day_close":384.350006103516},{"option":"SPX261016C07050000","bid":343.2,"bid_size":29.0,"ask":345.4,"ask_size":4.0,"iv":0.1692,"open_interest":944.0,"volume":0.0,"delta":0.5032,"gamma":0.0004,"vega":21.9969,"theta":-0.7403,"rho":20.3102,"theo":344.8956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":340.93,"last_trade_time":"2026-02-12T15:59:38","percent_change":0.0,"prev_day_close":354.5},{"option":"SPX261016P07050000","bid":404.2,"bid_size":21.0,"ask":406.6,"ask_size":22.0,"iv":0.1696,"open_interest":635.0,"volume":0.0,"delta":-0.4983,"gamma":0.0004,"vega":21.9969,"theta":-0.733,"rho":-24.9984,"theo":405.0683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":419.95,"last_trade_time":"2026-02-12T15:59:38","percent_change":0.0,"prev_day_close":393.800003051758},{"option":"SPX261016C07075000","bid":329.2,"bid_size":28.0,"ask":331.0,"ask_size":4.0,"iv":0.1677,"open_interest":361.0,"volume":0.0,"delta":0.4923,"gamma":0.0004,"vega":21.9946,"theta":-0.734,"rho":19.9217,"theo":330.3885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.8,"last_trade_time":"2026-02-06T15:51:21","percent_change":0.0,"prev_day_close":339.800003051758},{"option":"SPX261016P07075000","bid":414.1,"bid_size":21.0,"ask":416.5,"ask_size":20.0,"iv":0.168,"open_interest":88.0,"volume":0.0,"delta":-0.5092,"gamma":0.0004,"vega":21.9946,"theta":-0.7238,"rho":-25.547,"theo":414.9258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":363.8,"last_trade_time":"2026-02-09T15:25:17","percent_change":0.0,"prev_day_close":403.450012207031},{"option":"SPX261016C07100000","bid":314.5,"bid_size":47.0,"ask":316.9,"ask_size":18.0,"iv":0.1659,"open_interest":1879.0,"volume":11.0,"delta":0.4812,"gamma":0.0004,"vega":21.9766,"theta":-0.7272,"rho":19.5242,"theo":316.1531,"change":25.65,"open":340.2,"high":340.2,"low":338.5,"tick":"down","last_trade_price":338.5,"last_trade_time":"2026-02-18T12:15:26","percent_change":8.19882,"prev_day_close":325.399993896484},{"option":"SPX261016P07100000","bid":424.3,"bid_size":34.0,"ask":426.6,"ask_size":33.0,"iv":0.1663,"open_interest":2020.0,"volume":250.0,"delta":-0.5203,"gamma":0.0004,"vega":21.9766,"theta":-0.714,"rho":-26.1045,"theo":425.0551,"change":-10.3,"open":417.0,"high":417.0,"low":417.0,"tick":"no_change","last_trade_price":417.0,"last_trade_time":"2026-02-18T09:43:48","percent_change":-2.41049,"prev_day_close":413.450012207031},{"option":"SPX261016C07125000","bid":301.1,"bid_size":29.0,"ask":303.0,"ask_size":4.0,"iv":0.1644,"open_interest":428.0,"volume":4.0,"delta":0.47,"gamma":0.0004,"vega":21.9414,"theta":-0.7198,"rho":19.1126,"theo":302.2027,"change":18.55,"open":317.65,"high":317.65,"low":317.5,"tick":"down","last_trade_price":317.5,"last_trade_time":"2026-02-18T15:57:08","percent_change":6.20505,"prev_day_close":311.25},{"option":"SPX261016P07125000","bid":434.8,"bid_size":21.0,"ask":437.3,"ask_size":19.0,"iv":0.1647,"open_interest":190.0,"volume":2.0,"delta":-0.5315,"gamma":0.0004,"vega":21.9414,"theta":-0.7036,"rho":-26.6762,"theo":435.4694,"change":-27.75,"open":410.05,"high":410.05,"low":410.05,"tick":"down","last_trade_price":410.05,"last_trade_time":"2026-02-18T10:41:43","percent_change":-6.33851,"prev_day_close":423.649993896484},{"option":"SPX261016C07150000","bid":287.1,"bid_size":32.0,"ask":289.4,"ask_size":5.0,"iv":0.1626,"open_interest":218.0,"volume":0.0,"delta":0.4586,"gamma":0.0004,"vega":21.8877,"theta":-0.7118,"rho":18.6855,"theo":288.5529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":287.5,"last_trade_time":"2026-02-17T09:38:00","percent_change":0.0,"prev_day_close":297.449996948242},{"option":"SPX261016P07150000","bid":444.7,"bid_size":18.0,"ask":448.7,"ask_size":18.0,"iv":0.163,"open_interest":476.0,"volume":20.0,"delta":-0.5428,"gamma":0.0004,"vega":21.8877,"theta":-0.6926,"rho":-27.2632,"theo":446.1842,"change":-5.39,"open":444.27,"high":444.27,"low":443.36,"tick":"down","last_trade_price":443.36,"last_trade_time":"2026-02-18T09:49:04","percent_change":-1.20111,"prev_day_close":434.199996948242},{"option":"SPX261016C07175000","bid":274.3,"bid_size":30.0,"ask":276.1,"ask_size":5.0,"iv":0.1611,"open_interest":611.0,"volume":0.0,"delta":0.4471,"gamma":0.0004,"vega":21.8153,"theta":-0.7032,"rho":18.2478,"theo":275.2184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.02,"last_trade_time":"2026-02-17T09:35:39","percent_change":0.0,"prev_day_close":283.899993896484},{"option":"SPX261016P07175000","bid":455.8,"bid_size":16.0,"ask":459.7,"ask_size":17.0,"iv":0.1614,"open_interest":140.0,"volume":2.0,"delta":-0.5543,"gamma":0.0004,"vega":21.8153,"theta":-0.6811,"rho":-27.861,"theo":457.2144,"change":-17.95,"open":441.9,"high":441.9,"low":441.9,"tick":"down","last_trade_price":441.9,"last_trade_time":"2026-02-18T09:58:27","percent_change":-3.90345,"prev_day_close":445.099990844727},{"option":"SPX261016C07200000","bid":261.0,"bid_size":50.0,"ask":263.3,"ask_size":19.0,"iv":0.1595,"open_interest":2415.0,"volume":0.0,"delta":0.4355,"gamma":0.0004,"vega":21.7249,"theta":-0.694,"rho":17.8062,"theo":262.2111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":260.3,"last_trade_time":"2026-02-17T13:36:23","percent_change":0.0,"prev_day_close":270.75},{"option":"SPX261016P07200000","bid":467.2,"bid_size":17.0,"ask":471.1,"ask_size":17.0,"iv":0.1598,"open_interest":1209.0,"volume":70.0,"delta":-0.566,"gamma":0.0004,"vega":21.7249,"theta":-0.669,"rho":-28.4626,"theo":468.5717,"change":-17.2,"open":461.32,"high":461.32,"low":443.54,"tick":"down","last_trade_price":454.2,"last_trade_time":"2026-02-18T15:46:31","percent_change":-3.64871,"prev_day_close":456.300003051758},{"option":"SPX261016C07225000","bid":248.8,"bid_size":32.0,"ask":250.6,"ask_size":5.0,"iv":0.158,"open_interest":435.0,"volume":0.0,"delta":0.4237,"gamma":0.0004,"vega":21.6173,"theta":-0.6844,"rho":17.3642,"theo":249.5398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.57,"last_trade_time":"2026-02-17T16:00:43","percent_change":0.0,"prev_day_close":257.899993896484},{"option":"SPX261016P07225000","bid":478.9,"bid_size":17.0,"ask":482.9,"ask_size":17.0,"iv":0.1582,"open_interest":406.0,"volume":42.0,"delta":-0.5778,"gamma":0.0004,"vega":21.6173,"theta":-0.6564,"rho":-29.0647,"theo":480.265,"change":-16.78,"open":454.14,"high":466.57,"low":451.63,"tick":"up","last_trade_price":466.57,"last_trade_time":"2026-02-18T16:07:13","percent_change":-3.4716,"prev_day_close":467.75},{"option":"SPX261016C07250000","bid":236.2,"bid_size":52.0,"ask":238.4,"ask_size":19.0,"iv":0.1564,"open_interest":2824.0,"volume":0.0,"delta":0.4119,"gamma":0.0004,"vega":21.4914,"theta":-0.6742,"rho":16.9183,"theo":237.2138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.7,"last_trade_time":"2026-02-17T13:36:23","percent_change":0.0,"prev_day_close":245.400001525879},{"option":"SPX261016P07250000","bid":491.0,"bid_size":16.0,"ask":494.9,"ask_size":16.0,"iv":0.1567,"open_interest":690.0,"volume":0.0,"delta":-0.5896,"gamma":0.0004,"vega":21.4914,"theta":-0.6432,"rho":-29.6707,"theo":492.3037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":436.79,"last_trade_time":"2026-02-11T12:44:05","percent_change":0.0,"prev_day_close":479.699996948242},{"option":"SPX261016C07275000","bid":224.3,"bid_size":37.0,"ask":226.5,"ask_size":5.0,"iv":0.1549,"open_interest":485.0,"volume":0.0,"delta":0.3999,"gamma":0.0004,"vega":21.3449,"theta":-0.6635,"rho":16.4619,"theo":225.2458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.3,"last_trade_time":"2026-02-11T11:37:22","percent_change":0.0,"prev_day_close":233.25},{"option":"SPX261016P07275000","bid":503.4,"bid_size":16.0,"ask":507.4,"ask_size":16.0,"iv":0.1552,"open_interest":229.0,"volume":0.0,"delta":-0.6016,"gamma":0.0004,"vega":21.3449,"theta":-0.6296,"rho":-30.2871,"theo":504.7003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":508.32,"last_trade_time":"2026-02-17T15:46:44","percent_change":0.0,"prev_day_close":491.800003051758},{"option":"SPX261016C07300000","bid":212.8,"bid_size":53.0,"ask":215.0,"ask_size":19.0,"iv":0.1534,"open_interest":3989.0,"volume":3.0,"delta":0.3879,"gamma":0.0004,"vega":21.1754,"theta":-0.6523,"rho":15.9925,"theo":213.6506,"change":2.32,"open":214.27,"high":214.27,"low":214.27,"tick":"up","last_trade_price":214.27,"last_trade_time":"2026-02-18T09:49:54","percent_change":1.0946,"prev_day_close":221.449996948242},{"option":"SPX261016P07300000","bid":516.2,"bid_size":16.0,"ask":520.2,"ask_size":16.0,"iv":0.1537,"open_interest":723.0,"volume":10.0,"delta":-0.6136,"gamma":0.0004,"vega":21.1754,"theta":-0.6155,"rho":-30.9166,"theo":517.4697,"change":-14.33,"open":506.62,"high":506.62,"low":506.62,"tick":"down","last_trade_price":506.62,"last_trade_time":"2026-02-18T15:38:40","percent_change":-2.75075,"prev_day_close":504.350006103516},{"option":"SPX261016C07325000","bid":201.7,"bid_size":39.0,"ask":203.8,"ask_size":5.0,"iv":0.152,"open_interest":272.0,"volume":55.0,"delta":0.3758,"gamma":0.0004,"vega":20.9836,"theta":-0.6407,"rho":15.5155,"theo":202.441,"change":17.6,"open":218.4,"high":218.4,"low":218.4,"tick":"no_change","last_trade_price":218.4,"last_trade_time":"2026-02-18T12:47:42","percent_change":8.76494,"prev_day_close":209.949996948242},{"option":"SPX261016P07325000","bid":529.4,"bid_size":14.0,"ask":533.3,"ask_size":13.0,"iv":0.1522,"open_interest":211.0,"volume":0.0,"delta":-0.6256,"gamma":0.0004,"vega":20.9836,"theta":-0.6009,"rho":-31.5536,"theo":530.6247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":549.8,"last_trade_time":"2026-02-17T11:32:11","percent_change":0.0,"prev_day_close":517.200012207031},{"option":"SPX261016C07350000","bid":191.4,"bid_size":23.0,"ask":193.0,"ask_size":5.0,"iv":0.1507,"open_interest":777.0,"volume":2.0,"delta":0.3638,"gamma":0.0004,"vega":20.7724,"theta":-0.6286,"rho":15.0401,"theo":191.6239,"change":18.84,"open":208.98,"high":208.99,"low":208.98,"tick":"up","last_trade_price":208.99,"last_trade_time":"2026-02-18T11:11:01","percent_change":9.90797,"prev_day_close":198.900001525879},{"option":"SPX261016P07350000","bid":542.9,"bid_size":14.0,"ask":546.9,"ask_size":14.0,"iv":0.1508,"open_interest":161.0,"volume":0.0,"delta":-0.6377,"gamma":0.0004,"vega":20.7724,"theta":-0.5859,"rho":-32.189,"theo":544.1723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":544.8,"last_trade_time":"2026-02-17T15:08:08","percent_change":0.0,"prev_day_close":530.5},{"option":"SPX261016C07375000","bid":180.4,"bid_size":43.0,"ask":182.6,"ask_size":5.0,"iv":0.1492,"open_interest":340.0,"volume":0.0,"delta":0.3517,"gamma":0.0004,"vega":20.5445,"theta":-0.6162,"rho":14.57,"theo":181.201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.57,"last_trade_time":"2026-02-13T10:25:51","percent_change":0.0,"prev_day_close":188.200004577637},{"option":"SPX261016P07375000","bid":555.1,"bid_size":7.0,"ask":561.4,"ask_size":6.0,"iv":0.1491,"open_interest":277.0,"volume":11.0,"delta":-0.6498,"gamma":0.0004,"vega":20.5445,"theta":-0.5704,"rho":-32.8192,"theo":558.114,"change":-34.53,"open":556.42,"high":556.42,"low":527.52,"tick":"down","last_trade_price":527.52,"last_trade_time":"2026-02-18T10:41:43","percent_change":-6.14358,"prev_day_close":544.150024414062},{"option":"SPX261016C07400000","bid":171.0,"bid_size":24.0,"ask":172.5,"ask_size":5.0,"iv":0.148,"open_interest":4939.0,"volume":7.0,"delta":0.3396,"gamma":0.0004,"vega":20.2991,"theta":-0.6033,"rho":14.1004,"theo":171.173,"change":11.25,"open":171.82,"high":186.36,"low":171.82,"tick":"down","last_trade_price":186.14,"last_trade_time":"2026-02-18T12:39:19","percent_change":6.62544,"prev_day_close":177.849998474121},{"option":"SPX261016P07400000","bid":570.1,"bid_size":6.0,"ask":575.8,"ask_size":6.0,"iv":0.148,"open_interest":175.0,"volume":0.0,"delta":-0.6619,"gamma":0.0004,"vega":20.2991,"theta":-0.5547,"rho":-33.4489,"theo":572.4507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":584.32,"last_trade_time":"2026-02-17T13:27:52","percent_change":0.0,"prev_day_close":558.449981689453},{"option":"SPX261016C07425000","bid":160.8,"bid_size":45.0,"ask":162.9,"ask_size":5.0,"iv":0.1466,"open_interest":365.0,"volume":1.0,"delta":0.3276,"gamma":0.0004,"vega":20.0325,"theta":-0.5902,"rho":13.6242,"theo":161.5431,"change":12.44,"open":172.69,"high":172.69,"low":172.69,"tick":"up","last_trade_price":172.69,"last_trade_time":"2026-02-18T14:04:30","percent_change":7.76287,"prev_day_close":167.900001525879},{"option":"SPX261016P07425000","bid":583.8,"bid_size":10.0,"ask":590.6,"ask_size":6.0,"iv":0.1464,"open_interest":146.0,"volume":26.0,"delta":-0.6739,"gamma":0.0004,"vega":20.0325,"theta":-0.5386,"rho":-34.085,"theo":587.1854,"change":-34.04,"open":568.42,"high":568.42,"low":557.21,"tick":"no_change","last_trade_price":557.21,"last_trade_time":"2026-02-18T10:15:32","percent_change":-5.75729,"prev_day_close":572.799987792969},{"option":"SPX261016C07450000","bid":152.1,"bid_size":35.0,"ask":153.6,"ask_size":21.0,"iv":0.1454,"open_interest":1662.0,"volume":2.0,"delta":0.3157,"gamma":0.0004,"vega":19.7425,"theta":-0.5767,"rho":13.1417,"theo":152.3144,"change":8.48,"open":159.48,"high":159.48,"low":159.48,"tick":"up","last_trade_price":159.48,"last_trade_time":"2026-02-18T14:36:03","percent_change":5.61589,"prev_day_close":158.399993896484},{"option":"SPX261016P07450000","bid":599.8,"bid_size":6.0,"ask":605.6,"ask_size":6.0,"iv":0.1454,"open_interest":84.0,"volume":10.0,"delta":-0.6858,"gamma":0.0004,"vega":19.7425,"theta":-0.5221,"rho":-34.7276,"theo":602.3214,"change":-21.65,"open":593.57,"high":593.57,"low":584.9,"tick":"down","last_trade_price":584.9,"last_trade_time":"2026-02-18T15:46:31","percent_change":-3.56937,"prev_day_close":587.599975585938},{"option":"SPX261016C07475000","bid":142.6,"bid_size":49.0,"ask":144.6,"ask_size":5.0,"iv":0.1441,"open_interest":387.0,"volume":11.0,"delta":0.3039,"gamma":0.0004,"vega":19.4319,"theta":-0.563,"rho":12.6612,"theo":143.4854,"change":6.85,"open":153.1,"high":153.1,"low":149.1,"tick":"down","last_trade_price":149.1,"last_trade_time":"2026-02-18T14:36:17","percent_change":4.81547,"prev_day_close":149.25},{"option":"SPX261016P07475000","bid":615.0,"bid_size":2.0,"ask":621.5,"ask_size":3.0,"iv":0.1442,"open_interest":160.0,"volume":18.0,"delta":-0.6976,"gamma":0.0004,"vega":19.4319,"theta":-0.5054,"rho":-35.3682,"theo":617.857,"change":-21.08,"open":585.94,"high":600.92,"low":582.63,"tick":"up","last_trade_price":600.92,"last_trade_time":"2026-02-18T16:07:13","percent_change":-3.38907,"prev_day_close":602.75},{"option":"SPX261016C07500000","bid":134.7,"bid_size":28.0,"ask":136.1,"ask_size":22.0,"iv":0.1431,"open_interest":2587.0,"volume":2.0,"delta":0.2922,"gamma":0.0004,"vega":19.1065,"theta":-0.549,"rho":12.1912,"theo":135.0474,"change":9.1,"open":142.9,"high":142.9,"low":142.9,"tick":"no_change","last_trade_price":142.9,"last_trade_time":"2026-02-18T14:28:31","percent_change":6.8012,"prev_day_close":140.5},{"option":"SPX261016P07500000","bid":630.6,"bid_size":2.0,"ask":637.6,"ask_size":3.0,"iv":0.143,"open_interest":645.0,"volume":3.0,"delta":-0.7093,"gamma":0.0004,"vega":19.1065,"theta":-0.4885,"rho":-35.9982,"theo":633.7837,"change":-38.85,"open":599.35,"high":599.35,"low":599.35,"tick":"down","last_trade_price":599.35,"last_trade_time":"2026-02-18T11:44:37","percent_change":-6.08743,"prev_day_close":618.399993896484},{"option":"SPX261016C07525000","bid":126.3,"bid_size":54.0,"ask":127.9,"ask_size":6.0,"iv":0.1418,"open_interest":372.0,"volume":0.0,"delta":0.2806,"gamma":0.0004,"vega":18.7694,"theta":-0.5347,"rho":11.7307,"theo":126.9888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":124.93,"last_trade_time":"2026-02-17T15:42:32","percent_change":0.0,"prev_day_close":131.950004577637},{"option":"SPX261016P07525000","bid":646.1,"bid_size":2.0,"ask":653.6,"ask_size":3.0,"iv":0.1416,"open_interest":69.0,"volume":0.0,"delta":-0.7209,"gamma":0.0004,"vega":18.7694,"theta":-0.4713,"rho":-36.6187,"theo":650.0897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":604.55,"last_trade_time":"2026-02-12T10:53:46","percent_change":0.0,"prev_day_close":634.350006103516},{"option":"SPX261016C07550000","bid":118.8,"bid_size":31.0,"ask":120.1,"ask_size":6.0,"iv":0.1408,"open_interest":571.0,"volume":5.0,"delta":0.2692,"gamma":0.0004,"vega":18.4178,"theta":-0.5203,"rho":11.272,"theo":119.3006,"change":9.17,"open":129.79,"high":129.79,"low":127.25,"tick":"up","last_trade_price":127.27,"last_trade_time":"2026-02-18T15:57:08","percent_change":7.76461,"prev_day_close":124.049999237061},{"option":"SPX261016P07550000","bid":663.2,"bid_size":2.0,"ask":670.4,"ask_size":2.0,"iv":0.1408,"open_interest":195.0,"volume":0.0,"delta":-0.7323,"gamma":0.0004,"vega":18.4178,"theta":-0.4539,"rho":-37.2375,"theo":666.7662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":652.83,"last_trade_time":"2026-02-13T12:23:04","percent_change":0.0,"prev_day_close":650.649993896484},{"option":"SPX261016C07575000","bid":111.1,"bid_size":59.0,"ask":112.9,"ask_size":15.0,"iv":0.1397,"open_interest":412.0,"volume":0.0,"delta":0.258,"gamma":0.0004,"vega":18.0472,"theta":-0.5057,"rho":10.8109,"theo":111.9771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.4,"last_trade_time":"2026-02-13T14:34:01","percent_change":0.0,"prev_day_close":116.400001525879},{"option":"SPX261016P07575000","bid":680.4,"bid_size":2.0,"ask":687.5,"ask_size":3.0,"iv":0.1398,"open_interest":83.0,"volume":5.0,"delta":-0.7435,"gamma":0.0004,"vega":18.0472,"theta":-0.4363,"rho":-37.8586,"theo":683.8074,"change":-18.01,"open":670.19,"high":670.19,"low":670.19,"tick":"down","last_trade_price":670.19,"last_trade_time":"2026-02-18T15:38:40","percent_change":-2.61697,"prev_day_close":667.350006103516},{"option":"SPX261016C07600000","bid":104.3,"bid_size":71.0,"ask":105.7,"ask_size":34.0,"iv":0.1387,"open_interest":2477.0,"volume":55.0,"delta":0.2469,"gamma":0.0004,"vega":17.6578,"theta":-0.491,"rho":10.3535,"theo":105.0118,"change":12.1,"open":116.3,"high":116.3,"low":115.9,"tick":"no_change","last_trade_price":115.9,"last_trade_time":"2026-02-18T10:43:06","percent_change":11.657,"prev_day_close":109.149997711182},{"option":"SPX261016P07600000","bid":697.4,"bid_size":2.0,"ask":704.8,"ask_size":2.0,"iv":0.1387,"open_interest":136.0,"volume":0.0,"delta":-0.7546,"gamma":0.0004,"vega":17.6578,"theta":-0.4186,"rho":-38.4761,"theo":701.2067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":730.17,"last_trade_time":"2026-02-17T09:30:02","percent_change":0.0,"prev_day_close":684.100006103516},{"option":"SPX261016C07625000","bid":97.5,"bid_size":63.0,"ask":99.2,"ask_size":16.0,"iv":0.1378,"open_interest":284.0,"volume":0.0,"delta":0.2361,"gamma":0.0004,"vega":17.2558,"theta":-0.4761,"rho":9.9089,"theo":98.393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":136.81,"last_trade_time":"2026-02-11T09:46:04","percent_change":0.0,"prev_day_close":102.25},{"option":"SPX261016P07625000","bid":715.2,"bid_size":2.0,"ask":722.5,"ask_size":3.0,"iv":0.1378,"open_interest":31.0,"volume":0.0,"delta":-0.7654,"gamma":0.0004,"vega":17.2558,"theta":-0.4008,"rho":-39.0807,"theo":718.9525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":636.8,"last_trade_time":"2026-02-09T11:32:27","percent_change":0.0,"prev_day_close":701.649993896484},{"option":"SPX261016C07650000","bid":91.0,"bid_size":87.0,"ask":92.7,"ask_size":35.0,"iv":0.1368,"open_interest":1555.0,"volume":0.0,"delta":0.2255,"gamma":0.0004,"vega":16.8475,"theta":-0.4612,"rho":9.479,"theo":92.1062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.74,"last_trade_time":"2026-02-17T11:09:32","percent_change":0.0,"prev_day_close":95.6499977111816},{"option":"SPX261016P07650000","bid":732.9,"bid_size":5.0,"ask":740.6,"ask_size":3.0,"iv":0.1368,"open_interest":8.0,"volume":0.0,"delta":-0.776,"gamma":0.0004,"vega":16.8475,"theta":-0.3829,"rho":-39.6706,"theo":737.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":649.3,"last_trade_time":"2026-02-10T12:20:37","percent_change":0.0,"prev_day_close":719.399993896484},{"option":"SPX261016C07675000","bid":85.2,"bid_size":69.0,"ask":86.8,"ask_size":18.0,"iv":0.136,"open_interest":382.0,"volume":2.0,"delta":0.2151,"gamma":0.0004,"vega":16.433,"theta":-0.4462,"rho":9.057,"theo":86.1396,"change":9.55,"open":94.31,"high":94.6,"low":94.31,"tick":"up","last_trade_price":94.6,"last_trade_time":"2026-02-18T12:39:36","percent_change":11.2287,"prev_day_close":89.4500007629394},{"option":"SPX261016P07675000","bid":751.5,"bid_size":2.0,"ask":759.0,"ask_size":3.0,"iv":0.1359,"open_interest":1.0,"volume":0.0,"delta":-0.7863,"gamma":0.0004,"vega":16.433,"theta":-0.365,"rho":-40.2527,"theo":755.4285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":757.6,"last_trade_time":"2025-12-10T11:26:43","percent_change":0.0,"prev_day_close":737.649993896484},{"option":"SPX261016C07700000","bid":79.8,"bid_size":60.0,"ask":81.0,"ask_size":37.0,"iv":0.1352,"open_interest":2141.0,"volume":150.0,"delta":0.205,"gamma":0.0004,"vega":16.0073,"theta":-0.4312,"rho":8.6372,"theo":80.4863,"change":9.68,"open":89.18,"high":89.18,"low":89.18,"tick":"no_change","last_trade_price":89.18,"last_trade_time":"2026-02-18T10:21:41","percent_change":12.1761,"prev_day_close":83.5999984741211},{"option":"SPX261016P07700000","bid":770.3,"bid_size":2.0,"ask":777.7,"ask_size":3.0,"iv":0.1351,"open_interest":5.0,"volume":0.0,"delta":-0.7965,"gamma":0.0004,"vega":16.0073,"theta":-0.347,"rho":-40.8326,"theo":774.1397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":718.3,"last_trade_time":"2026-02-11T10:20:03","percent_change":0.0,"prev_day_close":755.950012207031},{"option":"SPX261016C07725000","bid":74.1,"bid_size":78.0,"ask":75.6,"ask_size":20.0,"iv":0.1342,"open_interest":306.0,"volume":2.0,"delta":0.1952,"gamma":0.0004,"vega":15.5678,"theta":-0.4162,"rho":8.223,"theo":75.1398,"change":8.42,"open":82.43,"high":82.57,"low":82.43,"tick":"up","last_trade_price":82.57,"last_trade_time":"2026-02-18T10:30:15","percent_change":11.3554,"prev_day_close":78.0499992370606},{"option":"SPX261016P07725000","bid":788.3,"bid_size":2.0,"ask":796.7,"ask_size":3.0,"iv":0.134,"open_interest":33.0,"volume":0.0,"delta":-0.8063,"gamma":0.0004,"vega":15.5678,"theta":-0.3291,"rho":-41.4068,"theo":793.1579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":718.2,"last_trade_time":"2026-02-11T13:05:34","percent_change":0.0,"prev_day_close":774.949981689453},{"option":"SPX261016C07750000","bid":69.4,"bid_size":48.0,"ask":70.6,"ask_size":20.0,"iv":0.1336,"open_interest":974.0,"volume":0.0,"delta":0.1856,"gamma":0.0004,"vega":15.1194,"theta":-0.4012,"rho":7.8231,"theo":70.0901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.18,"last_trade_time":"2026-02-17T10:06:48","percent_change":0.0,"prev_day_close":72.8500022888184},{"option":"SPX261016P07750000","bid":808.2,"bid_size":2.0,"ask":816.0,"ask_size":3.0,"iv":0.1334,"open_interest":163.0,"volume":0.0,"delta":-0.8159,"gamma":0.0004,"vega":15.1194,"theta":-0.3112,"rho":-41.9668,"theo":812.4728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":709.89,"last_trade_time":"2026-01-28T11:08:15","percent_change":0.0,"prev_day_close":794.050018310547},{"option":"SPX261016C07775000","bid":64.6,"bid_size":74.0,"ask":65.8,"ask_size":21.0,"iv":0.1328,"open_interest":104.0,"volume":0.0,"delta":0.1763,"gamma":0.0004,"vega":14.6699,"theta":-0.3864,"rho":7.4405,"theo":65.3239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":59.83,"last_trade_time":"2026-02-17T10:06:48","percent_change":0.0,"prev_day_close":67.8500022888184},{"option":"SPX261016P07775000","bid":828.1,"bid_size":2.0,"ask":835.7,"ask_size":3.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.8252,"gamma":0.0004,"vega":14.6699,"theta":-0.2934,"rho":-42.5094,"theo":832.0713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":813.600006103516},{"option":"SPX261016C07800000","bid":60.2,"bid_size":74.0,"ask":61.3,"ask_size":43.0,"iv":0.1322,"open_interest":1589.0,"volume":115.0,"delta":0.1673,"gamma":0.0003,"vega":14.2221,"theta":-0.3716,"rho":7.0699,"theo":60.8296,"change":3.48,"open":67.05,"high":67.29,"low":63.58,"tick":"down","last_trade_price":63.58,"last_trade_time":"2026-02-18T14:45:41","percent_change":5.79035,"prev_day_close":63.25},{"option":"SPX261016P07800000","bid":847.7,"bid_size":2.0,"ask":855.6,"ask_size":3.0,"iv":0.132,"open_interest":105.0,"volume":0.0,"delta":-0.8342,"gamma":0.0003,"vega":14.2221,"theta":-0.2757,"rho":-43.04,"theo":851.9417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":797.5,"last_trade_time":"2026-02-11T10:23:31","percent_change":0.0,"prev_day_close":833.200012207031},{"option":"SPX261016C07825000","bid":56.0,"bid_size":79.0,"ask":57.1,"ask_size":24.0,"iv":0.1315,"open_interest":149.0,"volume":5.0,"delta":0.1585,"gamma":0.0003,"vega":13.7721,"theta":-0.3571,"rho":6.7052,"theo":56.5997,"change":6.7,"open":62.6,"high":62.6,"low":62.6,"tick":"up","last_trade_price":62.6,"last_trade_time":"2026-02-18T13:14:13","percent_change":11.9857,"prev_day_close":58.8999996185303},{"option":"SPX261016P07825000","bid":867.1,"bid_size":2.0,"ask":875.8,"ask_size":3.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.843,"gamma":0.0003,"vega":13.7721,"theta":-0.2582,"rho":-43.5648,"theo":872.0764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":853.25},{"option":"SPX261016C07850000","bid":52.1,"bid_size":57.0,"ask":53.2,"ask_size":26.0,"iv":0.1309,"open_interest":320.0,"volume":0.0,"delta":0.1501,"gamma":0.0003,"vega":13.3163,"theta":-0.3427,"rho":6.3482,"theo":52.6276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.6,"last_trade_time":"2026-02-12T12:00:36","percent_change":0.0,"prev_day_close":54.8500003814697},{"option":"SPX261016P07850000","bid":888.3,"bid_size":2.0,"ask":896.3,"ask_size":3.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":-0.8514,"gamma":0.0003,"vega":13.3163,"theta":-0.2409,"rho":-44.0818,"theo":892.4689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":873.549987792969},{"option":"SPX261016C07875000","bid":48.4,"bid_size":64.0,"ask":49.5,"ask_size":28.0,"iv":0.1304,"open_interest":168.0,"volume":0.0,"delta":0.142,"gamma":0.0003,"vega":12.857,"theta":-0.3286,"rho":6.0064,"theo":48.9036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":43.8,"last_trade_time":"2026-02-17T10:33:23","percent_change":0.0,"prev_day_close":51.0},{"option":"SPX261016P07875000","bid":909.1,"bid_size":2.0,"ask":917.0,"ask_size":2.0,"iv":0.1303,"open_interest":0.0,"volume":0.0,"delta":-0.8595,"gamma":0.0003,"vega":12.857,"theta":-0.2238,"rho":-44.5836,"theo":913.1096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.100006103516},{"option":"SPX261016C07900000","bid":45.0,"bid_size":40.0,"ask":46.1,"ask_size":29.0,"iv":0.1298,"open_interest":383.0,"volume":1.0,"delta":0.1342,"gamma":0.0003,"vega":12.4017,"theta":-0.3147,"rho":5.6829,"theo":45.4149,"change":5.05,"open":50.0,"high":50.0,"low":50.0,"tick":"up","last_trade_price":50.0,"last_trade_time":"2026-02-18T11:55:06","percent_change":11.2347,"prev_day_close":47.3999996185303},{"option":"SPX261016P07900000","bid":931.4,"bid_size":2.0,"ask":937.9,"ask_size":2.0,"iv":0.1305,"open_interest":8.0,"volume":0.0,"delta":-0.8672,"gamma":0.0003,"vega":12.4017,"theta":-0.207,"rho":-45.0672,"theo":933.9856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1073.57,"last_trade_time":"2025-10-17T12:30:36","percent_change":0.0,"prev_day_close":914.400024414062},{"option":"SPX261016C07950000","bid":38.7,"bid_size":107.0,"ask":39.8,"ask_size":33.0,"iv":0.1288,"open_interest":105.0,"volume":1.0,"delta":0.1196,"gamma":0.0003,"vega":11.514,"theta":-0.2879,"rho":5.0725,"theo":39.0992,"change":4.4,"open":43.25,"high":43.25,"low":43.25,"tick":"down","last_trade_price":43.25,"last_trade_time":"2026-02-18T11:55:06","percent_change":11.3256,"prev_day_close":40.9499988555908},{"option":"SPX261016P07950000","bid":972.1,"bid_size":2.0,"ask":980.4,"ask_size":2.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.8819,"gamma":0.0003,"vega":11.514,"theta":-0.1742,"rho":-45.9977,"theo":976.3992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.0},{"option":"SPX261016C08000000","bid":33.4,"bid_size":48.0,"ask":34.4,"ask_size":66.0,"iv":0.128,"open_interest":1649.0,"volume":5.0,"delta":0.1062,"gamma":0.0003,"vega":10.6408,"theta":-0.2625,"rho":4.5031,"theo":33.6103,"change":3.3,"open":36.8,"high":36.8,"low":36.8,"tick":"up","last_trade_price":36.8,"last_trade_time":"2026-02-18T14:04:43","percent_change":9.85075,"prev_day_close":35.3000011444092},{"option":"SPX261016P08000000","bid":1015.5,"bid_size":2.0,"ask":1023.8,"ask_size":2.0,"iv":0.1278,"open_interest":13.0,"volume":0.0,"delta":-0.8952,"gamma":0.0003,"vega":10.6408,"theta":-0.1429,"rho":-46.8872,"theo":1019.6395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1010.09,"last_trade_time":"2025-12-19T15:25:13","percent_change":0.0,"prev_day_close":1000.10000610352},{"option":"SPX261016C08100000","bid":24.7,"bid_size":51.0,"ask":25.6,"ask_size":51.0,"iv":0.1267,"open_interest":1218.0,"volume":1.0,"delta":0.0832,"gamma":0.0002,"vega":9.0029,"theta":-0.2164,"rho":3.535,"theo":24.7747,"change":1.15,"open":26.0,"high":26.0,"low":26.0,"tick":"up","last_trade_price":26.0,"last_trade_time":"2026-02-18T15:05:26","percent_change":4.62777,"prev_day_close":26.1499996185303},{"option":"SPX261016P08100000","bid":1104.0,"bid_size":2.0,"ask":1112.5,"ask_size":2.0,"iv":0.1263,"open_interest":0.0,"volume":0.0,"delta":-0.9182,"gamma":0.0002,"vega":9.0029,"theta":-0.085,"rho":-48.4954,"theo":1108.2625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1088.45001220703},{"option":"SPX261016C08200000","bid":18.3,"bid_size":74.0,"ask":19.1,"ask_size":159.0,"iv":0.126,"open_interest":1306.0,"volume":0.0,"delta":0.0649,"gamma":0.0002,"vega":7.5347,"theta":-0.1771,"rho":2.7576,"theo":18.2848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":28.92,"last_trade_time":"2026-02-10T09:55:33","percent_change":0.0,"prev_day_close":19.3500003814697},{"option":"SPX261016P08200000","bid":1194.8,"bid_size":2.0,"ask":1203.6,"ask_size":2.0,"iv":0.1253,"open_interest":0.0,"volume":0.0,"delta":-0.9366,"gamma":0.0002,"vega":7.5347,"theta":-0.0339,"rho":-49.913,"theo":1199.2312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1179.10003662109},{"option":"SPX261016C08300000","bid":13.5,"bid_size":52.0,"ask":14.3,"ask_size":147.0,"iv":0.1255,"open_interest":294.0,"volume":6.0,"delta":0.0505,"gamma":0.0001,"vega":6.2701,"theta":-0.1445,"rho":2.1427,"theo":13.5727,"change":1.59,"open":14.67,"high":15.19,"low":14.67,"tick":"no_change","last_trade_price":15.19,"last_trade_time":"2026-02-18T10:15:38","percent_change":11.6912,"prev_day_close":14.3000001907349},{"option":"SPX261016P08300000","bid":1287.3,"bid_size":2.0,"ask":1296.4,"ask_size":2.0,"iv":0.1247,"open_interest":0.0,"volume":0.0,"delta":-0.951,"gamma":0.0001,"vega":6.2701,"theta":0.0,"rho":-51.1681,"theo":1291.9776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1271.54998779297},{"option":"SPX261016C08400000","bid":10.0,"bid_size":53.0,"ask":10.7,"ask_size":188.0,"iv":0.1254,"open_interest":545.0,"volume":6.0,"delta":0.0394,"gamma":0.0001,"vega":5.2038,"theta":-0.118,"rho":1.6705,"theo":10.1648,"change":1.19,"open":10.92,"high":11.34,"low":10.92,"tick":"no_change","last_trade_price":11.34,"last_trade_time":"2026-02-18T10:15:38","percent_change":11.7241,"prev_day_close":10.5999999046326},{"option":"SPX261016P08400000","bid":1380.8,"bid_size":2.0,"ask":1390.4,"ask_size":2.0,"iv":0.124,"open_interest":5.0,"volume":0.0,"delta":-0.9621,"gamma":0.0001,"vega":5.2038,"theta":0.0,"rho":-52.2805,"theo":1386.0284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1262.04,"last_trade_time":"2026-02-02T10:14:19","percent_change":0.0,"prev_day_close":1365.15002441406},{"option":"SPX261016C08500000","bid":7.4,"bid_size":58.0,"ask":8.1,"ask_size":222.0,"iv":0.1256,"open_interest":820.0,"volume":2.0,"delta":0.0308,"gamma":0.0001,"vega":4.314,"theta":-0.0966,"rho":1.3094,"theo":7.6959,"change":0.75,"open":8.3,"high":8.3,"low":8.3,"tick":"down","last_trade_price":8.3,"last_trade_time":"2026-02-18T14:45:08","percent_change":9.93377,"prev_day_close":7.94999980926514},{"option":"SPX261016P08500000","bid":1475.6,"bid_size":2.0,"ask":1485.4,"ask_size":2.0,"iv":0.124,"open_interest":1.0,"volume":0.0,"delta":-0.9706,"gamma":0.0001,"vega":4.314,"theta":0.0,"rho":-53.2818,"theo":1481.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1456.0,"last_trade_time":"2025-10-24T11:33:20","percent_change":0.0,"prev_day_close":1459.84997558594},{"option":"SPX261016C08600000","bid":5.5,"bid_size":153.0,"ask":6.1,"ask_size":131.0,"iv":0.1258,"open_interest":907.0,"volume":4.0,"delta":0.0243,"gamma":0.0001,"vega":3.5829,"theta":-0.0794,"rho":1.0286,"theo":5.8893,"change":0.5,"open":6.3,"high":6.3,"low":6.2,"tick":"down","last_trade_price":6.2,"last_trade_time":"2026-02-18T14:42:42","percent_change":8.77193,"prev_day_close":5.94999980926514},{"option":"SPX261016P08600000","bid":1570.9,"bid_size":2.0,"ask":1581.2,"ask_size":2.0,"iv":0.124,"open_interest":0.0,"volume":0.0,"delta":-0.9772,"gamma":0.0001,"vega":3.5829,"theta":0.0,"rho":-54.2028,"theo":1576.67,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1555.5},{"option":"SPX261016C08800000","bid":3.1,"bid_size":122.0,"ask":3.6,"ask_size":171.0,"iv":0.1272,"open_interest":253.0,"volume":1.0,"delta":0.0154,"gamma":0.0,"vega":2.4836,"theta":-0.0543,"rho":0.648,"theo":3.5519,"change":0.4,"open":3.7,"high":3.7,"low":3.7,"tick":"up","last_trade_price":3.7,"last_trade_time":"2026-02-18T11:55:06","percent_change":12.1212,"prev_day_close":3.45000004768372},{"option":"SPX261016P08800000","bid":1762.7,"bid_size":2.0,"ask":1773.1,"ask_size":2.0,"iv":0.1205,"open_interest":0.0,"volume":0.0,"delta":-0.9861,"gamma":0.0,"vega":2.4836,"theta":0.0,"rho":-55.8637,"theo":1769.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1747.75},{"option":"SPX261016C09000000","bid":1.8,"bid_size":27.0,"ask":2.25,"ask_size":234.0,"iv":0.1293,"open_interest":818.0,"volume":0.0,"delta":0.0099,"gamma":0.0,"vega":1.7396,"theta":-0.0377,"rho":0.4177,"theo":2.2187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-13T14:02:56","percent_change":0.0,"prev_day_close":2.05000001192093},{"option":"SPX261016P09000000","bid":1955.9,"bid_size":2.0,"ask":1966.8,"ask_size":2.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9916,"gamma":0.0,"vega":1.7396,"theta":0.0,"rho":-57.3744,"theo":1962.8338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1941.29998779297},{"option":"SPX261016C09200000","bid":1.1,"bid_size":30.0,"ask":1.5,"ask_size":346.0,"iv":0.1322,"open_interest":85.0,"volume":0.0,"delta":0.0066,"gamma":0.0,"vega":1.2387,"theta":-0.0268,"rho":0.2771,"theo":1.4395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.56,"last_trade_time":"2026-02-12T13:01:26","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPX261016P09200000","bid":2150.6,"bid_size":2.0,"ask":2161.5,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9949,"gamma":0.0,"vega":1.2387,"theta":0.0,"rho":-58.7953,"theo":2156.9717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2135.09997558594},{"option":"SPX261016C09400000","bid":0.7,"bid_size":35.0,"ask":1.05,"ask_size":244.0,"iv":0.1356,"open_interest":62.0,"volume":0.0,"delta":0.0046,"gamma":0.0,"vega":0.9053,"theta":-0.0197,"rho":0.191,"theo":0.979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-06T15:47:11","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPX261016P09400000","bid":2344.5,"bid_size":2.0,"ask":2355.8,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.9053,"theta":0.0,"rho":-60.1617,"theo":2351.4284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2329.75},{"option":"SPX261016C09600000","bid":0.45,"bid_size":194.0,"ask":0.8,"ask_size":246.0,"iv":0.1395,"open_interest":757.0,"volume":2.0,"delta":0.0033,"gamma":0.0,"vega":0.6848,"theta":-0.015,"rho":0.1373,"theo":0.7038,"change":0.06,"open":0.66,"high":0.66,"low":0.66,"tick":"no_change","last_trade_price":0.66,"last_trade_time":"2026-02-18T13:29:14","percent_change":10.0,"prev_day_close":0.675000011920929},{"option":"SPX261016P09600000","bid":2539.0,"bid_size":2.0,"ask":2551.7,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.6848,"theta":0.0,"rho":-61.4957,"theo":2546.0703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2524.25},{"option":"SPX261016C09800000","bid":0.35,"bid_size":40.0,"ask":0.7,"ask_size":275.0,"iv":0.1452,"open_interest":332.0,"volume":0.0,"delta":0.0025,"gamma":0.0,"vega":0.5383,"theta":-0.012,"rho":0.1042,"theo":0.536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-01-29T13:22:08","percent_change":0.0,"prev_day_close":0.524999991059303},{"option":"SPX261016P09800000","bid":2733.8,"bid_size":2.0,"ask":2746.3,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.5379,"theta":0.0,"rho":-62.8093,"theo":2740.8192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2719.15002441406},{"option":"SPX261016C10000000","bid":0.25,"bid_size":197.0,"ask":0.6,"ask_size":289.0,"iv":0.1502,"open_interest":511.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.4381,"theta":-0.0101,"rho":0.0822,"theo":0.4293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-13T13:24:50","percent_change":0.0,"prev_day_close":0.425000011920929},{"option":"SPX261016P10000000","bid":2928.1,"bid_size":2.0,"ask":2941.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.4381,"theta":0.0,"rho":-64.1116,"theo":2935.6302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2913.90002441406},{"option":"SPX261016C10200000","bid":0.2,"bid_size":46.0,"ask":0.55,"ask_size":47.0,"iv":0.1558,"open_interest":325.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.368,"theta":-0.0087,"rho":0.0677,"theo":0.3588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-01-29T14:21:38","percent_change":0.0,"prev_day_close":0.375000007450581},{"option":"SPX261016P10200000","bid":3118.1,"bid_size":1.0,"ask":3142.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.3678,"theta":0.0,"rho":-65.4064,"theo":3130.4767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3108.04992675781},{"option":"SPX261016C10400000","bid":0.15,"bid_size":48.0,"ask":0.5,"ask_size":48.0,"iv":0.1611,"open_interest":508.0,"volume":2.0,"delta":0.0014,"gamma":0.0,"vega":0.316,"theta":-0.0077,"rho":0.0572,"theo":0.309,"change":-0.05,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:17:20","percent_change":-16.6667,"prev_day_close":0.325000002980232},{"option":"SPX261016P10400000","bid":3312.9,"bid_size":1.0,"ask":3336.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.3158,"theta":0.0,"rho":-66.6973,"theo":3325.344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3303.05004882812},{"option":"SPX261016C10600000","bid":0.15,"bid_size":44.0,"ask":0.45,"ask_size":49.0,"iv":0.167,"open_interest":173.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.276,"theta":-0.0069,"rho":0.0492,"theo":0.2717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-13T12:11:52","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPX261016P10600000","bid":3507.7,"bid_size":1.0,"ask":3531.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2758,"theta":0.0,"rho":-67.9857,"theo":3520.224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3498.25},{"option":"SPX261016C10800000","bid":0.1,"bid_size":49.0,"ask":0.4,"ask_size":49.0,"iv":0.1712,"open_interest":112.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.2438,"theta":-0.0063,"rho":0.043,"theo":0.2421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.34,"last_trade_time":"2026-01-26T12:14:17","percent_change":0.0,"prev_day_close":0.25000000372529},{"option":"SPX261016P10800000","bid":3702.5,"bid_size":1.0,"ask":3726.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2437,"theta":0.0,"rho":-69.2722,"theo":3715.1116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3692.75},{"option":"SPX261016C11000000","bid":0.1,"bid_size":46.0,"ask":0.35,"ask_size":47.0,"iv":0.1764,"open_interest":6.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.217,"theta":-0.0058,"rho":0.038,"theo":0.2178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-03T14:46:45","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPX261016P11000000","bid":3897.4,"bid_size":1.0,"ask":3921.4,"ask_size":1.0,"iv":0.0,"open_interest":42.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2169,"theta":0.0,"rho":-70.5576,"theo":3910.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3855.7,"last_trade_time":"2025-12-01T10:23:21","percent_change":0.0,"prev_day_close":3888.09997558594},{"option":"SPX261016C11200000","bid":0.05,"bid_size":51.0,"ask":0.35,"ask_size":53.0,"iv":0.1811,"open_interest":7.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.1942,"theta":-0.0053,"rho":0.0336,"theo":0.1968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.21,"last_trade_time":"2026-01-28T12:33:14","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPX261016P11200000","bid":4092.2,"bid_size":1.0,"ask":4116.2,"ask_size":1.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1942,"theta":0.0,"rho":-71.8422,"theo":4104.9006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4031.63,"last_trade_time":"2025-10-24T15:24:50","percent_change":0.0,"prev_day_close":4082.55004882812},{"option":"SPX261016C11400000","bid":0.05,"bid_size":49.0,"ask":0.3,"ask_size":50.0,"iv":0.1854,"open_interest":134.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.1746,"theta":-0.0049,"rho":0.0299,"theo":0.1785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-02T10:28:16","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX261016P11400000","bid":4287.1,"bid_size":1.0,"ask":4311.1,"ask_size":1.0,"iv":0.0,"open_interest":165.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.1746,"theta":0.0,"rho":-73.1263,"theo":4299.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4485.11,"last_trade_time":"2025-11-21T09:43:12","percent_change":0.0,"prev_day_close":4277.30004882812},{"option":"SPX261120C00400000","bid":6403.6,"bid_size":2.0,"ask":6427.6,"ask_size":2.0,"iv":1.0768,"open_interest":9.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0385,"theta":0.0,"rho":3.1614,"theo":6415.528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6490.27,"last_trade_time":"2026-02-09T09:43:43","percent_change":0.0,"prev_day_close":6435.7998046875},{"option":"SPX261120P00400000","bid":0.0,"bid_size":0.0,"ask":0.3,"ask_size":40.0,"iv":1.0012,"open_interest":22.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0385,"theta":-0.0069,"rho":-0.0108,"theo":0.3126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.12,"last_trade_time":"2026-02-13T15:43:01","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPX261120C00600000","bid":6209.5,"bid_size":2.0,"ask":6233.5,"ask_size":2.0,"iv":0.9388,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0649,"theta":0.0,"rho":4.6208,"theo":6221.4856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6105.85,"last_trade_time":"2025-10-21T10:45:17","percent_change":0.0,"prev_day_close":6236.2998046875},{"option":"SPX261120P00600000","bid":0.15,"bid_size":36.0,"ask":0.45,"ask_size":36.0,"iv":0.9006,"open_interest":154.0,"volume":8.0,"delta":-0.0003,"gamma":0.0,"vega":0.0649,"theta":-0.0103,"rho":-0.0184,"theo":0.4856,"change":0.05,"open":0.27,"high":0.3,"low":0.23,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:27:06","percent_change":20.0,"prev_day_close":0.224999997764826},{"option":"SPX261120C00800000","bid":6015.6,"bid_size":2.0,"ask":6039.6,"ask_size":2.0,"iv":0.8623,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.099,"theta":0.0,"rho":6.0778,"theo":6027.4898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6047.7998046875},{"option":"SPX261120P00800000","bid":0.4,"bid_size":120.0,"ask":0.75,"ask_size":34.0,"iv":0.8364,"open_interest":446.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.099,"theta":-0.0142,"rho":-0.0284,"theo":0.7051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.63,"last_trade_time":"2026-02-17T10:23:28","percent_change":0.0,"prev_day_close":0.575000002980232},{"option":"SPX261120C01000000","bid":5825.0,"bid_size":2.0,"ask":5845.8,"ask_size":2.0,"iv":0.8737,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1452,"theta":0.0,"rho":7.5308,"theo":5833.5701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5822.98,"last_trade_time":"2025-10-31T14:54:34","percent_change":0.0,"prev_day_close":5852.84985351562},{"option":"SPX261120P01000000","bid":0.8,"bid_size":241.0,"ask":1.2,"ask_size":227.0,"iv":0.7871,"open_interest":2352.0,"volume":2000.0,"delta":-0.0007,"gamma":0.0,"vega":0.1452,"theta":-0.0193,"rho":-0.0425,"theo":1.0007,"change":0.05,"open":1.0,"high":1.0,"low":1.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T14:41:03","percent_change":5.26316,"prev_day_close":0.974999994039536},{"option":"SPX261120C01200000","bid":5631.5,"bid_size":2.0,"ask":5652.1,"ask_size":2.0,"iv":0.809,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2075,"theta":0.0,"rho":8.9782,"theo":5639.766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5658.75},{"option":"SPX261120P01200000","bid":1.35,"bid_size":202.0,"ask":1.75,"ask_size":349.0,"iv":0.7437,"open_interest":258.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.2074,"theta":-0.0259,"rho":-0.0621,"theo":1.4119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-17T12:09:58","percent_change":0.0,"prev_day_close":1.5},{"option":"SPX261120C01400000","bid":5436.2,"bid_size":2.0,"ask":5456.4,"ask_size":2.0,"iv":0.7024,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2922,"theta":0.0,"rho":10.4176,"theo":5446.1187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5465.59985351562},{"option":"SPX261120P01400000","bid":2.0,"bid_size":195.0,"ask":2.4,"ask_size":335.0,"iv":0.7038,"open_interest":225.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.2922,"theta":-0.0344,"rho":-0.0898,"theo":1.9798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.17,"last_trade_time":"2026-02-13T11:28:31","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPX261120C01600000","bid":5247.4,"bid_size":2.0,"ask":5262.8,"ask_size":2.0,"iv":0.7116,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.4016,"theta":0.0,"rho":11.8475,"theo":5252.6653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5272.84985351562},{"option":"SPX261120P01600000","bid":2.8,"bid_size":188.0,"ask":3.2,"ask_size":328.0,"iv":0.6682,"open_interest":1411.0,"volume":8.0,"delta":-0.0021,"gamma":0.0,"vega":0.4016,"theta":-0.0452,"rho":-0.1268,"theo":2.7416,"change":-0.2,"open":2.88,"high":2.88,"low":2.7,"tick":"down","last_trade_price":2.7,"last_trade_time":"2026-02-18T14:27:06","percent_change":-6.89655,"prev_day_close":2.92499995231628},{"option":"SPX261120C01800000","bid":5050.1,"bid_size":2.0,"ask":5071.1,"ask_size":2.0,"iv":0.6518,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.5414,"theta":0.0,"rho":13.2654,"theo":5059.434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5079.89990234375},{"option":"SPX261120P01800000","bid":3.7,"bid_size":306.0,"ask":4.2,"ask_size":317.0,"iv":0.6356,"open_interest":1101.0,"volume":0.0,"delta":-0.003,"gamma":0.0,"vega":0.5413,"theta":-0.0581,"rho":-0.176,"theo":3.7254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.71,"last_trade_time":"2026-02-13T11:31:59","percent_change":0.0,"prev_day_close":3.89999997615814},{"option":"SPX261120C02000000","bid":4860.9,"bid_size":2.0,"ask":4877.7,"ask_size":2.0,"iv":0.6396,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.71,"theta":0.0,"rho":14.671,"theo":4866.4439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4886.64990234375},{"option":"SPX261120P02000000","bid":4.9,"bid_size":265.0,"ask":5.4,"ask_size":312.0,"iv":0.6068,"open_interest":467.0,"volume":52.0,"delta":-0.004,"gamma":0.0,"vega":0.7099,"theta":-0.0732,"rho":-0.2374,"theo":4.9503,"change":-0.2,"open":4.8,"high":4.8,"low":4.8,"tick":"no_change","last_trade_price":4.8,"last_trade_time":"2026-02-18T12:34:53","percent_change":-4.0,"prev_day_close":5.0},{"option":"SPX261120C02200000","bid":4668.2,"bid_size":2.0,"ask":4683.0,"ask_size":2.0,"iv":0.5981,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.9131,"theta":0.0,"rho":16.0614,"theo":4673.7049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4693.64990234375},{"option":"SPX261120P02200000","bid":6.2,"bid_size":292.0,"ask":6.8,"ask_size":180.0,"iv":0.5791,"open_interest":1232.0,"volume":0.0,"delta":-0.0053,"gamma":0.0,"vega":0.913,"theta":-0.0902,"rho":-0.314,"theo":6.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.61,"last_trade_time":"2026-02-17T12:09:58","percent_change":0.0,"prev_day_close":6.45000004768372},{"option":"SPX261120C02400000","bid":4475.6,"bid_size":2.0,"ask":4490.3,"ask_size":2.0,"iv":0.5688,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":1.1458,"theta":0.0,"rho":17.4375,"theo":4481.222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4501.35009765625},{"option":"SPX261120P02400000","bid":7.9,"bid_size":250.0,"ask":8.5,"ask_size":279.0,"iv":0.5544,"open_interest":352.0,"volume":52.0,"delta":-0.0068,"gamma":0.0,"vega":1.1456,"theta":-0.1088,"rho":-0.4049,"theo":8.1584,"change":0.04,"open":7.6,"high":8.04,"low":7.6,"tick":"no_change","last_trade_price":8.04,"last_trade_time":"2026-02-18T14:20:17","percent_change":0.5,"prev_day_close":8.0},{"option":"SPX261120C02600000","bid":4283.3,"bid_size":2.0,"ask":4297.7,"ask_size":2.0,"iv":0.5413,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":1.4157,"theta":0.0,"rho":18.7961,"theo":4288.9922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4308.7998046875},{"option":"SPX261120P02600000","bid":9.8,"bid_size":247.0,"ask":10.4,"ask_size":149.0,"iv":0.5304,"open_interest":843.0,"volume":0.0,"delta":-0.0087,"gamma":0.0,"vega":1.4154,"theta":-0.1288,"rho":-0.5133,"theo":10.1436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.79,"last_trade_time":"2026-02-17T14:53:37","percent_change":0.0,"prev_day_close":9.85000038146973},{"option":"SPX261120C02800000","bid":4091.3,"bid_size":2.0,"ask":4105.5,"ask_size":2.0,"iv":0.5162,"open_interest":0.0,"volume":0.0,"delta":0.9908,"gamma":0.0,"vega":1.7161,"theta":0.0,"rho":20.1375,"theo":4097.0199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4117.40014648438},{"option":"SPX261120P02800000","bid":12.0,"bid_size":293.0,"ask":12.6,"ask_size":195.0,"iv":0.5077,"open_interest":1722.0,"volume":0.0,"delta":-0.0108,"gamma":0.0,"vega":1.7158,"theta":-0.1499,"rho":-0.6389,"theo":12.3863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":12.3,"last_trade_time":"2026-02-13T10:42:30","percent_change":0.0,"prev_day_close":12.0},{"option":"SPX261120C03000000","bid":3899.6,"bid_size":2.0,"ask":3913.7,"ask_size":2.0,"iv":0.4929,"open_interest":0.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":2.054,"theta":0.0,"rho":21.4605,"theo":3905.301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3925.5},{"option":"SPX261120P03000000","bid":14.5,"bid_size":232.0,"ask":15.2,"ask_size":257.0,"iv":0.4861,"open_interest":241.0,"volume":0.0,"delta":-0.0133,"gamma":0.0,"vega":2.0536,"theta":-0.1719,"rho":-0.7828,"theo":14.8823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.34,"last_trade_time":"2026-02-17T14:10:57","percent_change":0.0,"prev_day_close":14.4000000953674},{"option":"SPX261120C03200000","bid":3707.9,"bid_size":2.0,"ask":3721.8,"ask_size":2.0,"iv":0.469,"open_interest":0.0,"volume":0.0,"delta":0.9855,"gamma":0.0,"vega":2.4317,"theta":0.0,"rho":22.7599,"theo":3713.8525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3734.65002441406},{"option":"SPX261120P03200000","bid":17.3,"bid_size":207.0,"ask":17.9,"ask_size":133.0,"iv":0.4646,"open_interest":40.0,"volume":0.0,"delta":-0.0162,"gamma":0.0,"vega":2.4317,"theta":-0.1947,"rho":-0.9507,"theo":17.652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.1,"last_trade_time":"2026-02-17T13:51:41","percent_change":0.0,"prev_day_close":17.1499996185303},{"option":"SPX261120C03400000","bid":3517.0,"bid_size":2.0,"ask":3530.3,"ask_size":2.0,"iv":0.4474,"open_interest":1.0,"volume":0.0,"delta":0.9822,"gamma":0.0,"vega":2.8456,"theta":0.0,"rho":24.0378,"theo":3522.6997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3598.62,"last_trade_time":"2026-02-09T09:43:43","percent_change":0.0,"prev_day_close":3543.40002441406},{"option":"SPX261120P03400000","bid":20.3,"bid_size":200.0,"ask":21.0,"ask_size":129.0,"iv":0.4437,"open_interest":148.0,"volume":0.0,"delta":-0.0195,"gamma":0.0,"vega":2.8456,"theta":-0.2182,"rho":-1.1398,"theo":20.7145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.1,"last_trade_time":"2026-02-17T13:51:41","percent_change":0.0,"prev_day_close":20.1499996185303},{"option":"SPX261120C03500000","bid":3421.9,"bid_size":2.0,"ask":3434.8,"ask_size":2.0,"iv":0.4374,"open_interest":0.0,"volume":0.0,"delta":0.9804,"gamma":0.0,"vega":3.0722,"theta":0.0,"rho":24.6662,"theo":3427.2459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3427.37,"last_trade_time":"2025-11-05T12:12:37","percent_change":0.0,"prev_day_close":3447.89990234375},{"option":"SPX261120P03500000","bid":22.0,"bid_size":187.0,"ask":22.6,"ask_size":115.0,"iv":0.4335,"open_interest":265.0,"volume":2.0,"delta":-0.0213,"gamma":0.0,"vega":3.0722,"theta":-0.2302,"rho":-1.2449,"theo":22.3684,"change":-0.91,"open":20.87,"high":20.89,"low":20.87,"tick":"up","last_trade_price":20.89,"last_trade_time":"2026-02-18T10:49:33","percent_change":-4.17431,"prev_day_close":21.8500003814697},{"option":"SPX261120C03600000","bid":3326.2,"bid_size":2.0,"ask":3338.7,"ask_size":2.0,"iv":0.4254,"open_interest":0.0,"volume":0.0,"delta":0.9784,"gamma":0.0,"vega":3.3135,"theta":0.0,"rho":25.2855,"theo":3331.8871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3352.45007324219},{"option":"SPX261120P03600000","bid":23.7,"bid_size":184.0,"ask":24.4,"ask_size":116.0,"iv":0.4234,"open_interest":446.0,"volume":0.0,"delta":-0.0233,"gamma":0.0,"vega":3.3135,"theta":-0.2424,"rho":-1.3592,"theo":24.1172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.55,"last_trade_time":"2026-02-17T12:56:50","percent_change":0.0,"prev_day_close":23.5499992370605},{"option":"SPX261120C03700000","bid":3231.6,"bid_size":2.0,"ask":3243.4,"ask_size":2.0,"iv":0.4162,"open_interest":0.0,"volume":0.0,"delta":0.9763,"gamma":0.0,"vega":3.5678,"theta":0.0,"rho":25.8954,"theo":3236.6363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3257.19995117188},{"option":"SPX261120P03700000","bid":25.5,"bid_size":233.0,"ask":26.2,"ask_size":101.0,"iv":0.4133,"open_interest":155.0,"volume":0.0,"delta":-0.0254,"gamma":0.0,"vega":3.5678,"theta":-0.255,"rho":-1.4828,"theo":25.9741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.28,"last_trade_time":"2026-02-17T14:10:57","percent_change":0.0,"prev_day_close":25.3500003814697},{"option":"SPX261120C03800000","bid":3136.1,"bid_size":2.0,"ask":3148.1,"ask_size":2.0,"iv":0.4055,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0,"vega":3.8344,"theta":0.0,"rho":26.4965,"theo":3141.5072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3162.0},{"option":"SPX261120P03800000","bid":27.5,"bid_size":224.0,"ask":28.2,"ask_size":98.0,"iv":0.4037,"open_interest":36.0,"volume":0.0,"delta":-0.0277,"gamma":0.0,"vega":3.8344,"theta":-0.2678,"rho":-1.6152,"theo":27.9528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.77,"last_trade_time":"2026-02-10T15:35:34","percent_change":0.0,"prev_day_close":27.3000001907349},{"option":"SPX261120C03900000","bid":3041.2,"bid_size":2.0,"ask":3053.0,"ask_size":2.0,"iv":0.3958,"open_interest":0.0,"volume":0.0,"delta":0.9715,"gamma":0.0,"vega":4.116,"theta":0.0,"rho":27.0883,"theo":3046.5148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3066.94995117188},{"option":"SPX261120P03900000","bid":29.6,"bid_size":228.0,"ask":30.4,"ask_size":103.0,"iv":0.3942,"open_interest":44.0,"volume":0.0,"delta":-0.0302,"gamma":0.0,"vega":4.116,"theta":-0.2811,"rho":-1.7568,"theo":30.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":30.46,"last_trade_time":"2026-02-17T12:42:30","percent_change":0.0,"prev_day_close":29.3500003814697},{"option":"SPX261120C04000000","bid":2946.6,"bid_size":2.0,"ask":2958.7,"ask_size":2.0,"iv":0.3873,"open_interest":0.0,"volume":0.0,"delta":0.9688,"gamma":0.0,"vega":4.418,"theta":0.0,"rho":27.6682,"theo":2951.6777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2972.09997558594},{"option":"SPX261120P04000000","bid":31.9,"bid_size":218.0,"ask":32.7,"ask_size":96.0,"iv":0.3849,"open_interest":150.0,"volume":0.0,"delta":-0.0329,"gamma":0.0,"vega":4.418,"theta":-0.2948,"rho":-1.9105,"theo":32.3385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.7,"last_trade_time":"2026-02-13T16:05:01","percent_change":0.0,"prev_day_close":31.5499992370606},{"option":"SPX261120C04050000","bid":2899.3,"bid_size":2.0,"ask":2911.2,"ask_size":2.0,"iv":0.3825,"open_interest":0.0,"volume":0.0,"delta":0.9673,"gamma":0.0,"vega":4.5778,"theta":0.0,"rho":27.9525,"theo":2904.325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2924.14990234375},{"option":"SPX261120P04050000","bid":33.1,"bid_size":211.0,"ask":33.9,"ask_size":94.0,"iv":0.3803,"open_interest":43.0,"volume":0.0,"delta":-0.0343,"gamma":0.0,"vega":4.5778,"theta":-0.3018,"rho":-1.9929,"theo":33.5396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":30.83,"last_trade_time":"2026-02-11T15:43:36","percent_change":0.0,"prev_day_close":32.75},{"option":"SPX261120C04100000","bid":2852.0,"bid_size":2.0,"ask":2864.0,"ask_size":2.0,"iv":0.3779,"open_interest":0.0,"volume":0.0,"delta":0.9658,"gamma":0.0,"vega":4.7436,"theta":-0.0104,"rho":28.2326,"theo":2857.0209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2877.40002441406},{"option":"SPX261120P04100000","bid":34.4,"bid_size":204.0,"ask":35.2,"ask_size":95.0,"iv":0.3758,"open_interest":521.0,"volume":0.0,"delta":-0.0358,"gamma":0.0,"vega":4.7436,"theta":-0.309,"rho":-2.0796,"theo":34.7895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.57,"last_trade_time":"2026-02-17T14:47:25","percent_change":0.0,"prev_day_close":33.9500007629394},{"option":"SPX261120C04150000","bid":2804.8,"bid_size":2.0,"ask":2816.7,"ask_size":2.0,"iv":0.3734,"open_interest":0.0,"volume":0.0,"delta":0.9642,"gamma":0.0,"vega":4.915,"theta":-0.0229,"rho":28.5082,"theo":2809.7696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2830.15002441406},{"option":"SPX261120P04150000","bid":35.7,"bid_size":198.0,"ask":36.5,"ask_size":92.0,"iv":0.3713,"open_interest":21.0,"volume":9.0,"delta":-0.0374,"gamma":0.0,"vega":4.915,"theta":-0.3163,"rho":-2.1708,"theo":36.092,"change":-1.5,"open":35.3,"high":35.3,"low":33.9,"tick":"down","last_trade_price":33.9,"last_trade_time":"2026-02-18T10:28:14","percent_change":-4.23729,"prev_day_close":35.2000007629394},{"option":"SPX261120C04200000","bid":2757.7,"bid_size":2.0,"ask":2769.4,"ask_size":2.0,"iv":0.3688,"open_interest":0.0,"volume":0.0,"delta":0.9626,"gamma":0.0,"vega":5.0915,"theta":-0.0355,"rho":28.7795,"theo":2762.575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2782.79992675781},{"option":"SPX261120P04200000","bid":37.0,"bid_size":210.0,"ask":37.9,"ask_size":92.0,"iv":0.3668,"open_interest":1104.0,"volume":4.0,"delta":-0.0391,"gamma":0.0,"vega":5.0915,"theta":-0.3238,"rho":-2.2663,"theo":37.4511,"change":-1.6,"open":35.13,"high":35.15,"low":35.13,"tick":"up","last_trade_price":35.15,"last_trade_time":"2026-02-18T10:44:09","percent_change":-4.35374,"prev_day_close":36.5499992370606},{"option":"SPX261120C04250000","bid":2710.5,"bid_size":2.0,"ask":2722.4,"ask_size":2.0,"iv":0.3644,"open_interest":0.0,"volume":0.0,"delta":0.9609,"gamma":0.0,"vega":5.273,"theta":-0.0482,"rho":29.0466,"theo":2715.4409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2735.75},{"option":"SPX261120P04250000","bid":38.5,"bid_size":196.0,"ask":39.4,"ask_size":100.0,"iv":0.3626,"open_interest":130.0,"volume":0.0,"delta":-0.0408,"gamma":0.0,"vega":5.273,"theta":-0.3314,"rho":-2.3659,"theo":38.8709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.98,"last_trade_time":"2026-02-17T14:53:37","percent_change":0.0,"prev_day_close":37.9500007629394},{"option":"SPX261120C04300000","bid":2663.6,"bid_size":2.0,"ask":2675.2,"ask_size":2.0,"iv":0.36,"open_interest":0.0,"volume":0.0,"delta":0.9591,"gamma":0.0,"vega":5.4595,"theta":-0.0612,"rho":29.3097,"theo":2668.3714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2688.45007324219},{"option":"SPX261120P04300000","bid":40.0,"bid_size":182.0,"ask":40.9,"ask_size":95.0,"iv":0.3583,"open_interest":69.0,"volume":0.0,"delta":-0.0426,"gamma":0.0,"vega":5.4595,"theta":-0.3392,"rho":-2.4695,"theo":40.3553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.27,"last_trade_time":"2026-02-12T09:38:14","percent_change":0.0,"prev_day_close":39.3499984741211},{"option":"SPX261120C04350000","bid":2616.6,"bid_size":2.0,"ask":2628.0,"ask_size":2.0,"iv":0.3555,"open_interest":0.0,"volume":0.0,"delta":0.9572,"gamma":0.0,"vega":5.6517,"theta":-0.0744,"rho":29.5686,"theo":2621.3702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2641.44995117188},{"option":"SPX261120P04350000","bid":41.5,"bid_size":192.0,"ask":42.4,"ask_size":93.0,"iv":0.3539,"open_interest":93.0,"volume":2.0,"delta":-0.0445,"gamma":0.0,"vega":5.6517,"theta":-0.3472,"rho":-2.5774,"theo":41.9079,"change":-0.07,"open":40.93,"high":41.13,"low":40.93,"tick":"up","last_trade_price":41.13,"last_trade_time":"2026-02-18T14:32:04","percent_change":-0.169905,"prev_day_close":40.9500007629394},{"option":"SPX261120C04400000","bid":2569.7,"bid_size":2.0,"ask":2581.0,"ask_size":2.0,"iv":0.3512,"open_interest":0.0,"volume":0.0,"delta":0.9552,"gamma":0.0,"vega":5.8506,"theta":-0.0877,"rho":29.823,"theo":2574.4416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2594.40002441406},{"option":"SPX261120P04400000","bid":43.1,"bid_size":185.0,"ask":44.1,"ask_size":85.0,"iv":0.3497,"open_interest":78.0,"volume":0.0,"delta":-0.0465,"gamma":0.0,"vega":5.8506,"theta":-0.3554,"rho":-2.6898,"theo":43.5331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.39,"last_trade_time":"2026-02-17T13:14:37","percent_change":0.0,"prev_day_close":42.4500007629394},{"option":"SPX261120C04450000","bid":2522.9,"bid_size":2.0,"ask":2534.2,"ask_size":2.0,"iv":0.3471,"open_interest":0.0,"volume":0.0,"delta":0.9531,"gamma":0.0,"vega":6.0573,"theta":-0.1012,"rho":30.072,"theo":2527.5899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2547.5},{"option":"SPX261120P04450000","bid":44.8,"bid_size":183.0,"ask":45.8,"ask_size":78.0,"iv":0.3456,"open_interest":124.0,"volume":4.0,"delta":-0.0486,"gamma":0.0,"vega":6.0573,"theta":-0.3638,"rho":-2.8075,"theo":45.2353,"change":-2.03,"open":42.48,"high":42.48,"low":42.42,"tick":"down","last_trade_price":42.42,"last_trade_time":"2026-02-18T11:17:18","percent_change":-4.56693,"prev_day_close":44.1500015258789},{"option":"SPX261120C04500000","bid":2476.3,"bid_size":2.0,"ask":2487.2,"ask_size":2.0,"iv":0.3429,"open_interest":1.0,"volume":0.0,"delta":0.9509,"gamma":0.0,"vega":6.2729,"theta":-0.115,"rho":30.3147,"theo":2480.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2326.9,"last_trade_time":"2025-11-21T13:56:38","percent_change":0.0,"prev_day_close":2500.94995117188},{"option":"SPX261120P04500000","bid":46.6,"bid_size":171.0,"ask":47.6,"ask_size":76.0,"iv":0.3415,"open_interest":316.0,"volume":27.0,"delta":-0.0507,"gamma":0.0,"vega":6.2729,"theta":-0.3724,"rho":-2.9316,"theo":47.0197,"change":-2.0,"open":44.3,"high":44.3,"low":44.25,"tick":"down","last_trade_price":44.25,"last_trade_time":"2026-02-18T12:15:28","percent_change":-4.32432,"prev_day_close":45.8999996185303},{"option":"SPX261120C04550000","bid":2429.6,"bid_size":2.0,"ask":2440.4,"ask_size":2.0,"iv":0.3386,"open_interest":0.0,"volume":0.0,"delta":0.9486,"gamma":0.0,"vega":6.4976,"theta":-0.1289,"rho":30.5502,"theo":2434.1392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2454.04992675781},{"option":"SPX261120P04550000","bid":48.5,"bid_size":159.0,"ask":49.5,"ask_size":75.0,"iv":0.3375,"open_interest":289.0,"volume":0.0,"delta":-0.053,"gamma":0.0,"vega":6.4976,"theta":-0.3813,"rho":-3.0628,"theo":48.8922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":50.06,"last_trade_time":"2026-02-17T13:07:07","percent_change":0.0,"prev_day_close":47.7000007629394},{"option":"SPX261120C04600000","bid":2383.0,"bid_size":2.0,"ask":2394.0,"ask_size":2.0,"iv":0.3348,"open_interest":1.0,"volume":0.0,"delta":0.9462,"gamma":0.0001,"vega":6.7309,"theta":-0.1431,"rho":30.7781,"theo":2387.5522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2238.21,"last_trade_time":"2025-11-21T13:56:38","percent_change":0.0,"prev_day_close":2407.35009765625},{"option":"SPX261120P04600000","bid":50.5,"bid_size":159.0,"ask":51.6,"ask_size":116.0,"iv":0.3336,"open_interest":181.0,"volume":1.0,"delta":-0.0554,"gamma":0.0001,"vega":6.7309,"theta":-0.3903,"rho":-3.2016,"theo":50.8591,"change":-2.47,"open":47.58,"high":47.58,"low":47.58,"tick":"down","last_trade_price":47.58,"last_trade_time":"2026-02-18T11:33:55","percent_change":-4.93507,"prev_day_close":49.6000003814697},{"option":"SPX261120C04650000","bid":2336.8,"bid_size":2.0,"ask":2347.1,"ask_size":2.0,"iv":0.3307,"open_interest":0.0,"volume":0.0,"delta":0.9437,"gamma":0.0001,"vega":6.972,"theta":-0.1575,"rho":30.9984,"theo":2341.066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2360.84997558594},{"option":"SPX261120P04650000","bid":52.5,"bid_size":160.0,"ask":53.5,"ask_size":73.0,"iv":0.3295,"open_interest":228.0,"volume":0.0,"delta":-0.058,"gamma":0.0001,"vega":6.972,"theta":-0.3996,"rho":-3.3482,"theo":52.9268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":54.14,"last_trade_time":"2026-02-13T15:08:44","percent_change":0.0,"prev_day_close":51.6000003814697},{"option":"SPX261120C04700000","bid":2290.2,"bid_size":2.0,"ask":2301.1,"ask_size":2.0,"iv":0.3269,"open_interest":0.0,"volume":0.0,"delta":0.9411,"gamma":0.0001,"vega":7.2198,"theta":-0.1721,"rho":31.2114,"theo":2294.6867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2314.34997558594},{"option":"SPX261120P04700000","bid":54.7,"bid_size":150.0,"ask":55.7,"ask_size":63.0,"iv":0.3256,"open_interest":47.0,"volume":2.0,"delta":-0.0606,"gamma":0.0001,"vega":7.2198,"theta":-0.4091,"rho":-3.5018,"theo":55.1012,"change":-2.35,"open":51.86,"high":51.9,"low":51.86,"tick":"up","last_trade_price":51.9,"last_trade_time":"2026-02-18T10:30:25","percent_change":-4.3318,"prev_day_close":53.7000007629394},{"option":"SPX261120C04750000","bid":2243.8,"bid_size":2.0,"ask":2254.7,"ask_size":2.0,"iv":0.3228,"open_interest":2.0,"volume":0.0,"delta":0.9383,"gamma":0.0001,"vega":7.4739,"theta":-0.187,"rho":31.4178,"theo":2248.4197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2248.2,"last_trade_time":"2025-11-05T10:14:03","percent_change":0.0,"prev_day_close":2267.90002441406},{"option":"SPX261120P04750000","bid":56.9,"bid_size":152.0,"ask":58.0,"ask_size":63.0,"iv":0.3218,"open_interest":61.0,"volume":0.0,"delta":-0.0634,"gamma":0.0001,"vega":7.4739,"theta":-0.4188,"rho":-3.6622,"theo":57.3881,"change":-0.86,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.5,"last_trade_time":"2026-02-12T15:54:35","percent_change":-1.53846,"prev_day_close":55.8999996185303},{"option":"SPX261120C04800000","bid":2197.7,"bid_size":2.0,"ask":2208.4,"ask_size":2.0,"iv":0.319,"open_interest":7.0,"volume":0.0,"delta":0.9354,"gamma":0.0001,"vega":7.7353,"theta":-0.2021,"rho":31.6175,"theo":2202.2701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2126.47,"last_trade_time":"2025-12-17T11:35:47","percent_change":0.0,"prev_day_close":2221.80004882812},{"option":"SPX261120P04800000","bid":59.4,"bid_size":137.0,"ask":60.5,"ask_size":109.0,"iv":0.3181,"open_interest":215.0,"volume":0.0,"delta":-0.0663,"gamma":0.0001,"vega":7.7353,"theta":-0.4287,"rho":-3.8293,"theo":59.7924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":61.2,"last_trade_time":"2026-02-17T12:01:46","percent_change":0.0,"prev_day_close":58.2000007629394},{"option":"SPX261120C04825000","bid":2173.9,"bid_size":2.0,"ask":2185.5,"ask_size":2.0,"iv":0.3167,"open_interest":0.0,"volume":0.0,"delta":0.9338,"gamma":0.0001,"vega":7.8691,"theta":-0.2097,"rho":31.7147,"theo":2179.241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2198.75},{"option":"SPX261120P04825000","bid":60.6,"bid_size":92.0,"ask":61.6,"ask_size":56.0,"iv":0.3161,"open_interest":10.0,"volume":0.0,"delta":-0.0678,"gamma":0.0001,"vega":7.8691,"theta":-0.4338,"rho":-3.9155,"theo":61.0402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.57,"last_trade_time":"2026-02-17T12:42:30","percent_change":0.0,"prev_day_close":59.3999996185303},{"option":"SPX261120C04850000","bid":2151.7,"bid_size":2.0,"ask":2162.3,"ask_size":2.0,"iv":0.3152,"open_interest":1.0,"volume":0.0,"delta":0.9323,"gamma":0.0001,"vega":8.0053,"theta":-0.2174,"rho":31.8099,"theo":2156.2433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2107.33,"last_trade_time":"2025-12-18T14:27:34","percent_change":0.0,"prev_day_close":2175.65002441406},{"option":"SPX261120P04850000","bid":61.8,"bid_size":142.0,"ask":62.9,"ask_size":56.0,"iv":0.3143,"open_interest":208.0,"volume":8.0,"delta":-0.0694,"gamma":0.0001,"vega":8.0053,"theta":-0.4389,"rho":-4.0037,"theo":62.3194,"change":-2.94,"open":58.8,"high":58.8,"low":58.46,"tick":"down","last_trade_price":58.46,"last_trade_time":"2026-02-18T10:29:45","percent_change":-4.78827,"prev_day_close":60.6499996185303},{"option":"SPX261120C04875000","bid":2127.9,"bid_size":2.0,"ask":2139.2,"ask_size":2.0,"iv":0.3127,"open_interest":0.0,"volume":0.0,"delta":0.9307,"gamma":0.0001,"vega":8.1442,"theta":-0.2251,"rho":31.9029,"theo":2133.2778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2152.10009765625},{"option":"SPX261120P04875000","bid":63.1,"bid_size":137.0,"ask":64.2,"ask_size":53.0,"iv":0.3124,"open_interest":61.0,"volume":0.0,"delta":-0.071,"gamma":0.0001,"vega":8.1442,"theta":-0.4441,"rho":-4.094,"theo":63.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.99,"last_trade_time":"2026-02-17T13:04:34","percent_change":0.0,"prev_day_close":61.8999996185303},{"option":"SPX261120C04900000","bid":2106.2,"bid_size":2.0,"ask":2116.3,"ask_size":2.0,"iv":0.3117,"open_interest":1.0,"volume":0.0,"delta":0.9291,"gamma":0.0001,"vega":8.2858,"theta":-0.2329,"rho":31.9935,"theo":2110.3452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2184.41,"last_trade_time":"2025-10-31T11:27:56","percent_change":0.0,"prev_day_close":2129.65002441406},{"option":"SPX261120P04900000","bid":64.5,"bid_size":140.0,"ask":65.7,"ask_size":98.0,"iv":0.3107,"open_interest":424.0,"volume":106.0,"delta":-0.0726,"gamma":0.0001,"vega":8.2858,"theta":-0.4493,"rho":-4.1868,"theo":64.9751,"change":-1.65,"open":61.3,"high":62.4,"low":61.3,"tick":"no_change","last_trade_price":62.4,"last_trade_time":"2026-02-18T14:07:34","percent_change":-2.57611,"prev_day_close":63.2000007629394},{"option":"SPX261120C04925000","bid":2082.4,"bid_size":2.0,"ask":2093.5,"ask_size":2.0,"iv":0.3093,"open_interest":0.0,"volume":0.0,"delta":0.9274,"gamma":0.0001,"vega":8.4303,"theta":-0.2408,"rho":32.0815,"theo":2087.4465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2106.70007324219},{"option":"SPX261120P04925000","bid":65.8,"bid_size":134.0,"ask":66.9,"ask_size":50.0,"iv":0.3088,"open_interest":110.0,"volume":0.0,"delta":-0.0743,"gamma":0.0001,"vega":8.4303,"theta":-0.4546,"rho":-4.2822,"theo":66.3533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":68.0,"last_trade_time":"2026-02-17T12:01:48","percent_change":0.0,"prev_day_close":64.5499992370606},{"option":"SPX261120C04950000","bid":2060.2,"bid_size":2.0,"ask":2070.5,"ask_size":2.0,"iv":0.3079,"open_interest":0.0,"volume":0.0,"delta":0.9257,"gamma":0.0001,"vega":8.5777,"theta":-0.2486,"rho":32.1666,"theo":2064.5827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2083.75},{"option":"SPX261120P04950000","bid":67.2,"bid_size":141.0,"ask":68.3,"ask_size":50.0,"iv":0.3069,"open_interest":179.0,"volume":8.0,"delta":-0.076,"gamma":0.0001,"vega":8.5777,"theta":-0.4599,"rho":-4.3804,"theo":67.7664,"change":-3.6,"open":63.9,"high":63.9,"low":63.2,"tick":"down","last_trade_price":63.2,"last_trade_time":"2026-02-18T10:44:09","percent_change":-5.38922,"prev_day_close":65.8999977111816},{"option":"SPX261120C04975000","bid":2036.7,"bid_size":2.0,"ask":2047.6,"ask_size":2.0,"iv":0.3056,"open_interest":0.0,"volume":0.0,"delta":0.9239,"gamma":0.0001,"vega":8.7278,"theta":-0.2566,"rho":32.2489,"theo":2041.7548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2060.80004882812},{"option":"SPX261120P04975000","bid":68.7,"bid_size":141.0,"ask":69.9,"ask_size":49.0,"iv":0.3053,"open_interest":11.0,"volume":0.0,"delta":-0.0778,"gamma":0.0001,"vega":8.7278,"theta":-0.4653,"rho":-4.4816,"theo":69.2154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":69.79,"last_trade_time":"2026-02-12T11:19:01","percent_change":0.0,"prev_day_close":67.25},{"option":"SPX261120C05000000","bid":2014.7,"bid_size":2.0,"ask":2024.5,"ask_size":2.0,"iv":0.3041,"open_interest":57.0,"volume":1.0,"delta":0.9221,"gamma":0.0001,"vega":8.8806,"theta":-0.2646,"rho":32.3282,"theo":2018.9638,"change":9.27,"open":2021.92,"high":2021.92,"low":2021.92,"tick":"down","last_trade_price":2021.92,"last_trade_time":"2026-02-18T09:49:32","percent_change":0.460586,"prev_day_close":2037.95001220703},{"option":"SPX261120P05000000","bid":70.2,"bid_size":131.0,"ask":71.4,"ask_size":92.0,"iv":0.3035,"open_interest":323.0,"volume":8.0,"delta":-0.0796,"gamma":0.0001,"vega":8.8806,"theta":-0.4707,"rho":-4.5856,"theo":70.7014,"change":-3.0,"open":69.14,"high":69.14,"low":66.7,"tick":"down","last_trade_price":66.7,"last_trade_time":"2026-02-18T10:11:38","percent_change":-4.30416,"prev_day_close":68.7000007629394},{"option":"SPX261120C05025000","bid":1991.0,"bid_size":2.0,"ask":2001.9,"ask_size":2.0,"iv":0.3019,"open_interest":0.0,"volume":0.0,"delta":0.9203,"gamma":0.0001,"vega":9.0356,"theta":-0.2726,"rho":32.4046,"theo":1996.2107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2015.19995117188},{"option":"SPX261120P05025000","bid":71.6,"bid_size":128.0,"ask":72.9,"ask_size":49.0,"iv":0.3017,"open_interest":43.0,"volume":2.0,"delta":-0.0814,"gamma":0.0001,"vega":9.0356,"theta":-0.4762,"rho":-4.6927,"theo":72.2252,"change":-3.96,"open":67.51,"high":67.51,"low":67.24,"tick":"down","last_trade_price":67.24,"last_trade_time":"2026-02-18T11:17:18","percent_change":-5.5618,"prev_day_close":70.1500015258789},{"option":"SPX261120C05050000","bid":1969.0,"bid_size":2.0,"ask":1979.1,"ask_size":2.0,"iv":0.3005,"open_interest":0.0,"volume":0.0,"delta":0.9184,"gamma":0.0001,"vega":9.1926,"theta":-0.2807,"rho":32.478,"theo":1973.4966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1992.39996337891},{"option":"SPX261120P05050000","bid":73.2,"bid_size":128.0,"ask":74.4,"ask_size":48.0,"iv":0.2999,"open_interest":3274.0,"volume":0.0,"delta":-0.0833,"gamma":0.0001,"vega":9.1926,"theta":-0.4817,"rho":-4.8026,"theo":73.788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":76.49,"last_trade_time":"2026-02-17T12:46:47","percent_change":0.0,"prev_day_close":71.6500015258789},{"option":"SPX261120C05075000","bid":1945.6,"bid_size":2.0,"ask":1956.5,"ask_size":2.0,"iv":0.2984,"open_interest":0.0,"volume":0.0,"delta":0.9165,"gamma":0.0001,"vega":9.3515,"theta":-0.2888,"rho":32.549,"theo":1950.8223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1969.59997558594},{"option":"SPX261120P05075000","bid":74.8,"bid_size":125.0,"ask":76.0,"ask_size":46.0,"iv":0.2982,"open_interest":86.0,"volume":0.0,"delta":-0.0852,"gamma":0.0001,"vega":9.3515,"theta":-0.4872,"rho":-4.915,"theo":75.3906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.26,"last_trade_time":"2026-02-03T12:04:09","percent_change":0.0,"prev_day_close":73.25},{"option":"SPX261120C05100000","bid":1924.0,"bid_size":2.0,"ask":1933.9,"ask_size":2.0,"iv":0.2973,"open_interest":1.0,"volume":0.0,"delta":0.9145,"gamma":0.0001,"vega":9.5119,"theta":-0.297,"rho":32.6172,"theo":1928.1886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1882.24,"last_trade_time":"2025-11-06T16:00:11","percent_change":0.0,"prev_day_close":1947.09997558594},{"option":"SPX261120P05100000","bid":76.4,"bid_size":126.0,"ask":77.7,"ask_size":92.0,"iv":0.2965,"open_interest":143.0,"volume":13.0,"delta":-0.0872,"gamma":0.0001,"vega":9.5119,"theta":-0.4928,"rho":-5.0301,"theo":77.0338,"change":-2.98,"open":72.3,"high":73.02,"low":71.53,"tick":"up","last_trade_price":73.02,"last_trade_time":"2026-02-18T13:32:36","percent_change":-3.92105,"prev_day_close":74.75},{"option":"SPX261120C05125000","bid":1900.4,"bid_size":2.0,"ask":1911.2,"ask_size":2.0,"iv":0.295,"open_interest":0.0,"volume":0.0,"delta":0.9125,"gamma":0.0001,"vega":9.6738,"theta":-0.3052,"rho":32.6832,"theo":1905.5962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1924.25},{"option":"SPX261120P05125000","bid":78.1,"bid_size":121.0,"ask":79.3,"ask_size":46.0,"iv":0.2947,"open_interest":161.0,"volume":162.0,"delta":-0.0892,"gamma":0.0001,"vega":9.6738,"theta":-0.4985,"rho":-5.1475,"theo":78.7184,"change":-3.17,"open":73.62,"high":74.43,"low":73.1,"tick":"up","last_trade_price":74.43,"last_trade_time":"2026-02-18T13:37:38","percent_change":-4.08505,"prev_day_close":76.3499984741211},{"option":"SPX261120C05150000","bid":1878.6,"bid_size":2.0,"ask":1888.5,"ask_size":2.0,"iv":0.2936,"open_interest":0.0,"volume":0.0,"delta":0.9104,"gamma":0.0001,"vega":9.8372,"theta":-0.3135,"rho":32.7469,"theo":1883.0459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1901.65002441406},{"option":"SPX261120P05150000","bid":79.7,"bid_size":123.0,"ask":81.0,"ask_size":86.0,"iv":0.2929,"open_interest":990.0,"volume":4.0,"delta":-0.0913,"gamma":0.0001,"vega":9.8372,"theta":-0.5042,"rho":-5.2672,"theo":80.445,"change":-4.02,"open":75.26,"high":75.28,"low":75.26,"tick":"up","last_trade_price":75.28,"last_trade_time":"2026-02-18T12:44:08","percent_change":-5.06936,"prev_day_close":78.0499992370606},{"option":"SPX261120C05175000","bid":1855.4,"bid_size":2.0,"ask":1866.0,"ask_size":2.0,"iv":0.2914,"open_interest":0.0,"volume":0.0,"delta":0.9083,"gamma":0.0001,"vega":10.0023,"theta":-0.3218,"rho":32.8084,"theo":1860.5382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1879.09997558594},{"option":"SPX261120P05175000","bid":81.5,"bid_size":120.0,"ask":82.8,"ask_size":42.0,"iv":0.2913,"open_interest":48.0,"volume":0.0,"delta":-0.0934,"gamma":0.0001,"vega":10.0023,"theta":-0.5099,"rho":-5.3891,"theo":82.2142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":73.83,"last_trade_time":"2026-02-09T10:25:26","percent_change":0.0,"prev_day_close":79.75},{"option":"SPX261120C05200000","bid":1833.9,"bid_size":2.0,"ask":1843.5,"ask_size":2.0,"iv":0.2903,"open_interest":0.0,"volume":0.0,"delta":0.9061,"gamma":0.0001,"vega":10.1694,"theta":-0.3301,"rho":32.8676,"theo":1838.0738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1856.55004882812},{"option":"SPX261120P05200000","bid":83.3,"bid_size":120.0,"ask":84.6,"ask_size":86.0,"iv":0.2896,"open_interest":814.0,"volume":168.0,"delta":-0.0956,"gamma":0.0001,"vega":10.1694,"theta":-0.5157,"rho":-5.5133,"theo":84.0267,"change":-4.68,"open":78.8,"high":78.8,"low":78.12,"tick":"up","last_trade_price":78.22,"last_trade_time":"2026-02-18T12:48:40","percent_change":-5.64536,"prev_day_close":81.4500007629394},{"option":"SPX261120C05225000","bid":1810.5,"bid_size":2.0,"ask":1821.1,"ask_size":2.0,"iv":0.2881,"open_interest":0.0,"volume":0.0,"delta":0.9038,"gamma":0.0001,"vega":10.3389,"theta":-0.3384,"rho":32.9241,"theo":1815.6534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1834.0},{"option":"SPX261120P05225000","bid":85.2,"bid_size":119.0,"ask":86.4,"ask_size":40.0,"iv":0.2879,"open_interest":393.0,"volume":0.0,"delta":-0.0978,"gamma":0.0001,"vega":10.3389,"theta":-0.5214,"rho":-5.6401,"theo":85.8832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":89.9,"last_trade_time":"2026-02-12T15:53:00","percent_change":0.0,"prev_day_close":83.25},{"option":"SPX261120C05250000","bid":1788.8,"bid_size":2.0,"ask":1798.6,"ask_size":2.0,"iv":0.2867,"open_interest":1.0,"volume":0.0,"delta":0.9016,"gamma":0.0001,"vega":10.5109,"theta":-0.3468,"rho":32.9778,"theo":1793.2777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1642.18,"last_trade_time":"2025-11-21T13:32:10","percent_change":0.0,"prev_day_close":1811.55004882812},{"option":"SPX261120P05250000","bid":87.0,"bid_size":114.0,"ask":88.4,"ask_size":83.0,"iv":0.2862,"open_interest":136.0,"volume":6.0,"delta":-0.1001,"gamma":0.0001,"vega":10.5109,"theta":-0.5272,"rho":-5.7698,"theo":87.7845,"change":-1.95,"open":84.65,"high":84.65,"low":84.65,"tick":"no_change","last_trade_price":84.65,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.25173,"prev_day_close":85.0499992370606},{"option":"SPX261120C05275000","bid":1765.8,"bid_size":2.0,"ask":1776.3,"ask_size":2.0,"iv":0.2848,"open_interest":0.0,"volume":0.0,"delta":0.8992,"gamma":0.0001,"vega":10.6858,"theta":-0.3552,"rho":33.0282,"theo":1770.9478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1789.15002441406},{"option":"SPX261120P05275000","bid":89.0,"bid_size":118.0,"ask":90.3,"ask_size":39.0,"iv":0.2846,"open_interest":93.0,"volume":0.0,"delta":-0.1024,"gamma":0.0001,"vega":10.6858,"theta":-0.5331,"rho":-5.9028,"theo":89.7314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.55,"last_trade_time":"2026-02-10T11:35:12","percent_change":0.0,"prev_day_close":87.0499992370606},{"option":"SPX261120C05300000","bid":1744.5,"bid_size":2.0,"ask":1753.9,"ask_size":2.0,"iv":0.2835,"open_interest":1.0,"volume":0.0,"delta":0.8969,"gamma":0.0001,"vega":10.8638,"theta":-0.3637,"rho":33.075,"theo":1748.6645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1765.91,"last_trade_time":"2025-12-12T14:46:49","percent_change":0.0,"prev_day_close":1766.94995117188},{"option":"SPX261120P05300000","bid":91.0,"bid_size":114.0,"ask":92.2,"ask_size":35.0,"iv":0.2829,"open_interest":1302.0,"volume":0.0,"delta":-0.1048,"gamma":0.0001,"vega":10.8638,"theta":-0.539,"rho":-6.0394,"theo":91.7251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.02,"last_trade_time":"2026-02-13T16:03:52","percent_change":0.0,"prev_day_close":88.8499984741211},{"option":"SPX261120C05325000","bid":1721.5,"bid_size":2.0,"ask":1731.8,"ask_size":2.0,"iv":0.2816,"open_interest":0.0,"volume":0.0,"delta":0.8944,"gamma":0.0001,"vega":11.0447,"theta":-0.3721,"rho":33.118,"theo":1726.4291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1744.60003662109},{"option":"SPX261120P05325000","bid":93.0,"bid_size":113.0,"ask":94.3,"ask_size":37.0,"iv":0.2813,"open_interest":30.0,"volume":0.0,"delta":-0.1072,"gamma":0.0001,"vega":11.0447,"theta":-0.5448,"rho":-6.1798,"theo":93.7666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":88.53,"last_trade_time":"2026-02-04T10:20:44","percent_change":0.0,"prev_day_close":90.9500007629394},{"option":"SPX261120C05350000","bid":1699.8,"bid_size":2.0,"ask":1709.3,"ask_size":2.0,"iv":0.28,"open_interest":0.0,"volume":0.0,"delta":0.8919,"gamma":0.0001,"vega":11.2285,"theta":-0.3806,"rho":33.1568,"theo":1704.2429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1722.34997558594},{"option":"SPX261120P05350000","bid":95.1,"bid_size":112.0,"ask":96.5,"ask_size":77.0,"iv":0.2797,"open_interest":22.0,"volume":0.0,"delta":-0.1098,"gamma":0.0001,"vega":11.2285,"theta":-0.5507,"rho":-6.3243,"theo":95.8573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.32,"last_trade_time":"2026-02-13T16:03:52","percent_change":0.0,"prev_day_close":92.8499984741211},{"option":"SPX261120C05375000","bid":1677.1,"bid_size":2.0,"ask":1687.3,"ask_size":2.0,"iv":0.2782,"open_interest":0.0,"volume":0.0,"delta":0.8894,"gamma":0.0001,"vega":11.4147,"theta":-0.3891,"rho":33.1916,"theo":1682.107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1700.10003662109},{"option":"SPX261120P05375000","bid":97.2,"bid_size":111.0,"ask":98.5,"ask_size":35.0,"iv":0.278,"open_interest":422.0,"volume":290.0,"delta":-0.1123,"gamma":0.0001,"vega":11.4147,"theta":-0.5567,"rho":-6.4729,"theo":97.9983,"change":-5.31,"open":91.75,"high":91.75,"low":91.08,"tick":"down","last_trade_price":91.44,"last_trade_time":"2026-02-18T12:10:51","percent_change":-5.48837,"prev_day_close":95.0},{"option":"SPX261120C05400000","bid":1655.6,"bid_size":2.0,"ask":1665.1,"ask_size":2.0,"iv":0.2768,"open_interest":7.0,"volume":0.0,"delta":0.8868,"gamma":0.0001,"vega":11.603,"theta":-0.3976,"rho":33.2223,"theo":1660.0227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1701.11,"last_trade_time":"2025-12-04T11:04:54","percent_change":0.0,"prev_day_close":1677.90002441406},{"option":"SPX261120P05400000","bid":99.5,"bid_size":81.0,"ask":100.7,"ask_size":73.0,"iv":0.2764,"open_interest":418.0,"volume":0.0,"delta":-0.1149,"gamma":0.0001,"vega":11.603,"theta":-0.5626,"rho":-6.6256,"theo":100.191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.95,"last_trade_time":"2026-02-11T13:47:47","percent_change":0.0,"prev_day_close":97.0499992370606},{"option":"SPX261120C05425000","bid":1633.0,"bid_size":2.0,"ask":1643.1,"ask_size":2.0,"iv":0.2749,"open_interest":0.0,"volume":0.0,"delta":0.8841,"gamma":0.0001,"vega":11.7929,"theta":-0.4061,"rho":33.2493,"theo":1637.9912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1655.75},{"option":"SPX261120P05425000","bid":101.6,"bid_size":106.0,"ask":103.0,"ask_size":34.0,"iv":0.2748,"open_interest":14.0,"volume":0.0,"delta":-0.1176,"gamma":0.0001,"vega":11.7929,"theta":-0.5685,"rho":-6.782,"theo":102.4363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.8,"last_trade_time":"2026-01-29T09:46:21","percent_change":0.0,"prev_day_close":99.2999992370606},{"option":"SPX261120C05450000","bid":1611.7,"bid_size":2.0,"ask":1621.0,"ask_size":2.0,"iv":0.2736,"open_interest":0.0,"volume":0.0,"delta":0.8813,"gamma":0.0001,"vega":11.984,"theta":-0.4146,"rho":33.273,"theo":1616.0133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1633.65002441406},{"option":"SPX261120P05450000","bid":103.9,"bid_size":100.0,"ask":105.3,"ask_size":75.0,"iv":0.2732,"open_interest":156.0,"volume":2.0,"delta":-0.1203,"gamma":0.0001,"vega":11.984,"theta":-0.5744,"rho":-6.9416,"theo":104.7354,"change":-4.88,"open":98.62,"high":98.62,"low":98.62,"tick":"no_change","last_trade_price":98.62,"last_trade_time":"2026-02-18T12:01:54","percent_change":-4.71498,"prev_day_close":101.450000762939},{"option":"SPX261120C05475000","bid":1589.3,"bid_size":2.0,"ask":1599.2,"ask_size":2.0,"iv":0.2718,"open_interest":0.0,"volume":0.0,"delta":0.8786,"gamma":0.0001,"vega":12.176,"theta":-0.4231,"rho":33.2936,"theo":1594.0899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1611.70001220703},{"option":"SPX261120P05475000","bid":106.2,"bid_size":100.0,"ask":107.6,"ask_size":32.0,"iv":0.2715,"open_interest":13.0,"volume":2.0,"delta":-0.1231,"gamma":0.0001,"vega":12.176,"theta":-0.5804,"rho":-7.1044,"theo":107.0889,"change":-7.13,"open":98.57,"high":98.67,"low":98.57,"tick":"up","last_trade_price":98.67,"last_trade_time":"2026-02-18T11:08:16","percent_change":-6.73913,"prev_day_close":103.799999237061},{"option":"SPX261120C05500000","bid":1567.9,"bid_size":2.0,"ask":1577.2,"ask_size":2.0,"iv":0.2704,"open_interest":6.0,"volume":0.0,"delta":0.8757,"gamma":0.0001,"vega":12.3688,"theta":-0.4316,"rho":33.3113,"theo":1572.2218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1578.62,"last_trade_time":"2026-02-17T14:36:23","percent_change":0.0,"prev_day_close":1589.80004882812},{"option":"SPX261120P05500000","bid":108.5,"bid_size":101.0,"ask":110.0,"ask_size":67.0,"iv":0.2699,"open_interest":302.0,"volume":0.0,"delta":-0.126,"gamma":0.0001,"vega":12.3688,"theta":-0.5863,"rho":-7.2701,"theo":109.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.29,"last_trade_time":"2026-02-17T14:36:23","percent_change":0.0,"prev_day_close":106.099998474121},{"option":"SPX261120C05525000","bid":1545.7,"bid_size":2.0,"ask":1555.4,"ask_size":2.0,"iv":0.2686,"open_interest":0.0,"volume":0.0,"delta":0.8728,"gamma":0.0001,"vega":12.5628,"theta":-0.44,"rho":33.3262,"theo":1550.4096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1567.95001220703},{"option":"SPX261120P05525000","bid":111.1,"bid_size":93.0,"ask":112.5,"ask_size":31.0,"iv":0.2684,"open_interest":51.0,"volume":0.0,"delta":-0.1289,"gamma":0.0001,"vega":12.5628,"theta":-0.5922,"rho":-7.4385,"theo":111.9624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":105.2,"last_trade_time":"2026-02-03T15:56:21","percent_change":0.0,"prev_day_close":108.5},{"option":"SPX261120C05550000","bid":1524.6,"bid_size":2.0,"ask":1533.7,"ask_size":2.0,"iv":0.2673,"open_interest":2.0,"volume":0.0,"delta":0.8698,"gamma":0.0001,"vega":12.7582,"theta":-0.4485,"rho":33.3383,"theo":1528.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1498.52,"last_trade_time":"2026-02-17T12:44:41","percent_change":0.0,"prev_day_close":1546.04998779297},{"option":"SPX261120P05550000","bid":113.5,"bid_size":95.0,"ask":115.0,"ask_size":65.0,"iv":0.2667,"open_interest":165.0,"volume":50.0,"delta":-0.1319,"gamma":0.0001,"vega":12.7582,"theta":-0.5981,"rho":-7.6099,"theo":114.4836,"change":-6.12,"open":107.08,"high":107.08,"low":107.08,"tick":"down","last_trade_price":107.08,"last_trade_time":"2026-02-18T10:24:08","percent_change":-5.40636,"prev_day_close":110.900001525879},{"option":"SPX261120C05575000","bid":1502.3,"bid_size":2.0,"ask":1512.1,"ask_size":2.0,"iv":0.2655,"open_interest":0.0,"volume":0.0,"delta":0.8667,"gamma":0.0001,"vega":12.9553,"theta":-0.457,"rho":33.3471,"theo":1506.9554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1524.35003662109},{"option":"SPX261120P05575000","bid":116.2,"bid_size":92.0,"ask":117.6,"ask_size":30.0,"iv":0.2652,"open_interest":89.0,"volume":0.0,"delta":-0.135,"gamma":0.0001,"vega":12.9553,"theta":-0.604,"rho":-7.7845,"theo":117.0621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.67,"last_trade_time":"2026-02-17T14:45:59","percent_change":0.0,"prev_day_close":113.450000762939},{"option":"SPX261120C05600000","bid":1481.0,"bid_size":2.0,"ask":1490.3,"ask_size":2.0,"iv":0.264,"open_interest":2.0,"volume":0.0,"delta":0.8636,"gamma":0.0001,"vega":13.1548,"theta":-0.4654,"rho":33.3521,"theo":1485.3152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1547.14,"last_trade_time":"2025-12-29T13:49:34","percent_change":0.0,"prev_day_close":1502.64996337891},{"option":"SPX261120P05600000","bid":118.9,"bid_size":88.0,"ask":120.4,"ask_size":61.0,"iv":0.2638,"open_interest":194.0,"volume":1.0,"delta":-0.1381,"gamma":0.0001,"vega":13.1548,"theta":-0.6099,"rho":-7.9628,"theo":119.6988,"change":0.25,"open":118.65,"high":118.65,"low":118.65,"tick":"up","last_trade_price":118.65,"last_trade_time":"2026-02-18T15:21:38","percent_change":0.211147,"prev_day_close":116.049999237061},{"option":"SPX261120C05625000","bid":1459.1,"bid_size":2.0,"ask":1468.8,"ask_size":2.0,"iv":0.2624,"open_interest":0.0,"volume":0.0,"delta":0.8604,"gamma":0.0001,"vega":13.3568,"theta":-0.4738,"rho":33.3528,"theo":1463.7344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1480.95001220703},{"option":"SPX261120P05625000","bid":121.5,"bid_size":87.0,"ask":123.0,"ask_size":29.0,"iv":0.2621,"open_interest":636.0,"volume":0.0,"delta":-0.1413,"gamma":0.0001,"vega":13.3568,"theta":-0.6157,"rho":-8.1455,"theo":122.3949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.4,"last_trade_time":"2026-02-03T15:53:40","percent_change":0.0,"prev_day_close":118.649997711182},{"option":"SPX261120C05650000","bid":1438.1,"bid_size":2.0,"ask":1446.4,"ask_size":2.0,"iv":0.2606,"open_interest":0.0,"volume":0.0,"delta":0.8571,"gamma":0.0001,"vega":13.5615,"theta":-0.4822,"rho":33.3487,"theo":1442.2143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1459.35003662109},{"option":"SPX261120P05650000","bid":124.4,"bid_size":63.0,"ask":125.9,"ask_size":59.0,"iv":0.2606,"open_interest":175.0,"volume":0.0,"delta":-0.1445,"gamma":0.0001,"vega":13.5615,"theta":-0.6215,"rho":-8.333,"theo":125.1518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":133.87,"last_trade_time":"2026-02-13T10:07:56","percent_change":0.0,"prev_day_close":121.25},{"option":"SPX261120C05675000","bid":1415.7,"bid_size":2.0,"ask":1425.0,"ask_size":3.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":0.8538,"gamma":0.0001,"vega":13.7688,"theta":-0.4905,"rho":33.3393,"theo":1420.7566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1437.90002441406},{"option":"SPX261120P05675000","bid":127.1,"bid_size":81.0,"ask":128.6,"ask_size":27.0,"iv":0.259,"open_interest":65.0,"volume":0.0,"delta":-0.1479,"gamma":0.0001,"vega":13.7688,"theta":-0.6273,"rho":-8.5258,"theo":127.9709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.3,"last_trade_time":"2026-02-12T12:26:37","percent_change":0.0,"prev_day_close":124.099998474121},{"option":"SPX261120C05700000","bid":1395.2,"bid_size":2.0,"ask":1404.3,"ask_size":2.0,"iv":0.2578,"open_interest":7.0,"volume":0.0,"delta":0.8504,"gamma":0.0001,"vega":13.9783,"theta":-0.4988,"rho":33.3245,"theo":1399.3628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1342.36,"last_trade_time":"2025-11-24T12:42:47","percent_change":0.0,"prev_day_close":1416.45001220703},{"option":"SPX261120P05700000","bid":130.0,"bid_size":78.0,"ask":131.5,"ask_size":58.0,"iv":0.2574,"open_interest":289.0,"volume":1.0,"delta":-0.1513,"gamma":0.0001,"vega":13.9783,"theta":-0.633,"rho":-8.7239,"theo":130.8541,"change":0.0,"open":129.75,"high":129.75,"low":129.75,"tick":"down","last_trade_price":129.75,"last_trade_time":"2026-02-18T15:21:38","percent_change":0.0,"prev_day_close":126.900001525879},{"option":"SPX261120C05725000","bid":1373.0,"bid_size":2.0,"ask":1382.6,"ask_size":3.0,"iv":0.2558,"open_interest":0.0,"volume":0.0,"delta":0.8469,"gamma":0.0002,"vega":14.1895,"theta":-0.5071,"rho":33.3044,"theo":1378.0347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1395.04998779297},{"option":"SPX261120P05725000","bid":133.0,"bid_size":78.0,"ask":134.7,"ask_size":57.0,"iv":0.256,"open_interest":99.0,"volume":0.0,"delta":-0.1548,"gamma":0.0002,"vega":14.1895,"theta":-0.6387,"rho":-8.9274,"theo":133.8029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.5,"last_trade_time":"2026-02-09T11:30:03","percent_change":0.0,"prev_day_close":129.800003051758},{"option":"SPX261120C05750000","bid":1352.7,"bid_size":2.0,"ask":1361.2,"ask_size":2.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.8434,"gamma":0.0002,"vega":14.4017,"theta":-0.5153,"rho":33.2794,"theo":1356.7737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1373.64996337891},{"option":"SPX261120P05750000","bid":135.9,"bid_size":76.0,"ask":137.6,"ask_size":54.0,"iv":0.2544,"open_interest":293.0,"volume":0.0,"delta":-0.1583,"gamma":0.0002,"vega":14.4017,"theta":-0.6443,"rho":-9.1358,"theo":136.8188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":139.38,"last_trade_time":"2026-02-17T11:41:38","percent_change":0.0,"prev_day_close":132.699996948242},{"option":"SPX261120C05775000","bid":1330.8,"bid_size":2.0,"ask":1340.1,"ask_size":3.0,"iv":0.2528,"open_interest":0.0,"volume":0.0,"delta":0.8397,"gamma":0.0002,"vega":14.6143,"theta":-0.5234,"rho":33.25,"theo":1335.5812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1352.54998779297},{"option":"SPX261120P05775000","bid":139.0,"bid_size":75.0,"ask":140.6,"ask_size":25.0,"iv":0.2528,"open_interest":360.0,"volume":0.0,"delta":-0.1619,"gamma":0.0002,"vega":14.6143,"theta":-0.6499,"rho":-9.3485,"theo":139.9033,"change":-2.36,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.5,"last_trade_time":"2026-02-17T15:15:40","percent_change":-1.73849,"prev_day_close":135.75},{"option":"SPX261120C05800000","bid":1310.8,"bid_size":2.0,"ask":1319.1,"ask_size":2.0,"iv":0.2516,"open_interest":0.0,"volume":0.0,"delta":0.836,"gamma":0.0002,"vega":14.827,"theta":-0.5315,"rho":33.2168,"theo":1314.4584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1331.25},{"option":"SPX261120P05800000","bid":142.3,"bid_size":74.0,"ask":143.8,"ask_size":23.0,"iv":0.2513,"open_interest":371.0,"volume":2.0,"delta":-0.1656,"gamma":0.0002,"vega":14.827,"theta":-0.6554,"rho":-9.5652,"theo":143.0573,"change":-6.55,"open":135.5,"high":135.5,"low":135.5,"tick":"down","last_trade_price":135.5,"last_trade_time":"2026-02-18T13:34:30","percent_change":-4.61105,"prev_day_close":138.849998474121},{"option":"SPX261120C05825000","bid":1288.7,"bid_size":2.0,"ask":1297.9,"ask_size":3.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":0.8322,"gamma":0.0002,"vega":15.0395,"theta":-0.5395,"rho":33.1801,"theo":1293.406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1310.20001220703},{"option":"SPX261120P05825000","bid":145.6,"bid_size":73.0,"ask":147.2,"ask_size":25.0,"iv":0.2498,"open_interest":291.0,"volume":251.0,"delta":-0.1694,"gamma":0.0002,"vega":15.0395,"theta":-0.6609,"rho":-9.7852,"theo":146.2819,"change":-8.0,"open":143.45,"high":143.71,"low":136.0,"tick":"up","last_trade_price":137.3,"last_trade_time":"2026-02-18T12:13:51","percent_change":-5.50585,"prev_day_close":141.949996948242},{"option":"SPX261120C05850000","bid":1268.5,"bid_size":2.0,"ask":1276.9,"ask_size":2.0,"iv":0.2484,"open_interest":0.0,"volume":0.0,"delta":0.8284,"gamma":0.0002,"vega":15.252,"theta":-0.5475,"rho":33.1401,"theo":1272.425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1288.84997558594},{"option":"SPX261120P05850000","bid":148.9,"bid_size":72.0,"ask":150.6,"ask_size":49.0,"iv":0.2483,"open_interest":72.0,"volume":27.0,"delta":-0.1733,"gamma":0.0002,"vega":15.252,"theta":-0.6663,"rho":-10.0086,"theo":149.5778,"change":-8.35,"open":140.36,"high":140.37,"low":140.25,"tick":"down","last_trade_price":140.25,"last_trade_time":"2026-02-18T12:15:28","percent_change":-5.61911,"prev_day_close":145.25},{"option":"SPX261120C05875000","bid":1247.3,"bid_size":3.0,"ask":1256.1,"ask_size":3.0,"iv":0.2468,"open_interest":0.0,"volume":0.0,"delta":0.8244,"gamma":0.0002,"vega":15.465,"theta":-0.5554,"rho":33.0966,"theo":1251.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1268.25},{"option":"SPX261120P05875000","bid":152.3,"bid_size":69.0,"ask":154.0,"ask_size":23.0,"iv":0.2468,"open_interest":57.0,"volume":2.0,"delta":-0.1773,"gamma":0.0002,"vega":15.465,"theta":-0.6716,"rho":-10.2355,"theo":152.9459,"change":-9.04,"open":142.79,"high":143.06,"low":142.79,"tick":"up","last_trade_price":143.06,"last_trade_time":"2026-02-18T11:45:34","percent_change":-5.94346,"prev_day_close":148.5},{"option":"SPX261120C05900000","bid":1227.0,"bid_size":2.0,"ask":1235.1,"ask_size":2.0,"iv":0.2454,"open_interest":2.0,"volume":0.0,"delta":0.8204,"gamma":0.0002,"vega":15.679,"theta":-0.5631,"rho":33.0489,"theo":1230.6806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1318.58,"last_trade_time":"2026-01-06T13:26:09","percent_change":0.0,"prev_day_close":1247.14996337891},{"option":"SPX261120P05900000","bid":155.7,"bid_size":67.0,"ask":157.3,"ask_size":22.0,"iv":0.2452,"open_interest":900.0,"volume":2.0,"delta":-0.1813,"gamma":0.0002,"vega":15.679,"theta":-0.6768,"rho":-10.4666,"theo":156.3873,"change":-7.16,"open":148.09,"high":148.39,"low":148.09,"tick":"up","last_trade_price":148.39,"last_trade_time":"2026-02-18T13:32:36","percent_change":-4.60302,"prev_day_close":151.949996948242},{"option":"SPX261120C05925000","bid":1205.8,"bid_size":2.0,"ask":1214.5,"ask_size":3.0,"iv":0.2437,"open_interest":0.0,"volume":0.0,"delta":0.8163,"gamma":0.0002,"vega":15.8944,"theta":-0.5708,"rho":32.9963,"theo":1209.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1226.5},{"option":"SPX261120P05925000","bid":159.1,"bid_size":67.0,"ask":160.8,"ask_size":21.0,"iv":0.2436,"open_interest":282.0,"volume":134.0,"delta":-0.1854,"gamma":0.0002,"vega":15.8944,"theta":-0.6819,"rho":-10.7026,"theo":159.9032,"change":-7.89,"open":150.09,"high":151.26,"low":148.85,"tick":"up","last_trade_price":151.26,"last_trade_time":"2026-02-18T13:37:38","percent_change":-4.95759,"prev_day_close":155.400001525879},{"option":"SPX261120C05950000","bid":1185.7,"bid_size":2.0,"ask":1193.7,"ask_size":2.0,"iv":0.2424,"open_interest":52.0,"volume":0.0,"delta":0.8121,"gamma":0.0002,"vega":16.1117,"theta":-0.5785,"rho":32.9378,"theo":1189.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1245.21,"last_trade_time":"2025-12-29T12:47:32","percent_change":0.0,"prev_day_close":1205.79998779297},{"option":"SPX261120P05950000","bid":162.9,"bid_size":66.0,"ask":164.5,"ask_size":20.0,"iv":0.2422,"open_interest":924.0,"volume":4.0,"delta":-0.1896,"gamma":0.0002,"vega":16.1117,"theta":-0.687,"rho":-10.9444,"theo":163.4955,"change":-7.6,"open":153.62,"high":155.15,"low":153.56,"tick":"up","last_trade_price":155.15,"last_trade_time":"2026-02-18T13:34:30","percent_change":-4.66974,"prev_day_close":158.949996948242},{"option":"SPX261120C05975000","bid":1164.7,"bid_size":3.0,"ask":1173.2,"ask_size":3.0,"iv":0.2407,"open_interest":0.0,"volume":0.0,"delta":0.8078,"gamma":0.0002,"vega":16.3307,"theta":-0.586,"rho":32.8729,"theo":1168.6289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.09997558594},{"option":"SPX261120P05975000","bid":166.6,"bid_size":65.0,"ask":168.4,"ask_size":21.0,"iv":0.2407,"open_interest":278.0,"volume":0.0,"delta":-0.1939,"gamma":0.0002,"vega":16.3307,"theta":-0.6919,"rho":-11.1927,"theo":167.1663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.8,"last_trade_time":"2026-02-13T11:12:54","percent_change":0.0,"prev_day_close":162.5},{"option":"SPX261120C06000000","bid":1144.7,"bid_size":2.0,"ask":1152.6,"ask_size":2.0,"iv":0.2393,"open_interest":2587.0,"volume":2.0,"delta":0.8034,"gamma":0.0002,"vega":16.5514,"theta":-0.5934,"rho":32.801,"theo":1148.1034,"change":24.92,"open":1150.0,"high":1166.17,"low":1150.0,"tick":"up","last_trade_price":1166.17,"last_trade_time":"2026-02-18T16:06:51","percent_change":2.18357,"prev_day_close":1164.5},{"option":"SPX261120P06000000","bid":170.4,"bid_size":63.0,"ask":172.0,"ask_size":20.0,"iv":0.2392,"open_interest":3476.0,"volume":82.0,"delta":-0.1983,"gamma":0.0002,"vega":16.5514,"theta":-0.6968,"rho":-11.448,"theo":170.9176,"change":-4.57,"open":168.62,"high":168.62,"low":159.8,"tick":"up","last_trade_price":165.88,"last_trade_time":"2026-02-18T16:06:51","percent_change":-2.68114,"prev_day_close":166.300003051758},{"option":"SPX261120C06025000","bid":1123.8,"bid_size":2.0,"ask":1132.3,"ask_size":3.0,"iv":0.2377,"open_interest":408.0,"volume":0.0,"delta":0.7989,"gamma":0.0002,"vega":16.7728,"theta":-0.6007,"rho":32.7223,"theo":1127.6608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1122.03,"last_trade_time":"2026-02-13T11:12:54","percent_change":0.0,"prev_day_close":1144.0},{"option":"SPX261120P06025000","bid":174.3,"bid_size":63.0,"ask":176.1,"ask_size":20.0,"iv":0.2377,"open_interest":112.0,"volume":0.0,"delta":-0.2028,"gamma":0.0002,"vega":16.7728,"theta":-0.7015,"rho":-11.7101,"theo":174.752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":174.1,"last_trade_time":"2026-02-12T13:51:46","percent_change":0.0,"prev_day_close":170.0},{"option":"SPX261120C06050000","bid":1104.0,"bid_size":2.0,"ask":1111.8,"ask_size":2.0,"iv":0.2363,"open_interest":2.0,"volume":0.0,"delta":0.7943,"gamma":0.0002,"vega":16.9943,"theta":-0.6078,"rho":32.6371,"theo":1107.3035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1103.26,"last_trade_time":"2025-12-16T15:12:41","percent_change":0.0,"prev_day_close":1123.60003662109},{"option":"SPX261120P06050000","bid":178.2,"bid_size":61.0,"ask":180.0,"ask_size":41.0,"iv":0.2362,"open_interest":1572.0,"volume":0.0,"delta":-0.2073,"gamma":0.0002,"vega":16.9943,"theta":-0.7061,"rho":-11.9787,"theo":178.6716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":159.78,"last_trade_time":"2026-02-10T11:36:32","percent_change":0.0,"prev_day_close":173.799995422363},{"option":"SPX261120C06075000","bid":1083.5,"bid_size":3.0,"ask":1091.9,"ask_size":3.0,"iv":0.2348,"open_interest":3.0,"volume":0.0,"delta":0.7897,"gamma":0.0002,"vega":17.2151,"theta":-0.6149,"rho":32.5465,"theo":1087.0332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1083.94,"last_trade_time":"2026-01-21T12:00:43","percent_change":0.0,"prev_day_close":1103.20001220703},{"option":"SPX261120P06075000","bid":182.2,"bid_size":61.0,"ask":184.1,"ask_size":20.0,"iv":0.2347,"open_interest":453.0,"volume":0.0,"delta":-0.212,"gamma":0.0002,"vega":17.2151,"theta":-0.7106,"rho":-12.2526,"theo":182.6783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.7,"last_trade_time":"2026-02-05T13:59:24","percent_change":0.0,"prev_day_close":177.799995422363},{"option":"SPX261120C06100000","bid":1063.8,"bid_size":2.0,"ask":1071.4,"ask_size":2.0,"iv":0.2333,"open_interest":15.0,"volume":0.0,"delta":0.7849,"gamma":0.0002,"vega":17.4345,"theta":-0.6218,"rho":32.4512,"theo":1066.8516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1063.89,"last_trade_time":"2026-01-21T12:00:43","percent_change":0.0,"prev_day_close":1082.95001220703},{"option":"SPX261120P06100000","bid":186.4,"bid_size":60.0,"ask":188.1,"ask_size":17.0,"iv":0.2331,"open_interest":818.0,"volume":0.0,"delta":-0.2168,"gamma":0.0002,"vega":17.4345,"theta":-0.7149,"rho":-12.5313,"theo":186.7736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.32,"last_trade_time":"2026-02-17T13:33:59","percent_change":0.0,"prev_day_close":181.799995422363},{"option":"SPX261120C06125000","bid":1043.3,"bid_size":3.0,"ask":1051.4,"ask_size":3.0,"iv":0.2317,"open_interest":8.0,"volume":0.0,"delta":0.78,"gamma":0.0002,"vega":17.6523,"theta":-0.6286,"rho":32.3518,"theo":1046.7598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1098.93,"last_trade_time":"2026-01-14T12:00:03","percent_change":0.0,"prev_day_close":1062.84997558594},{"option":"SPX261120P06125000","bid":190.6,"bid_size":59.0,"ask":192.4,"ask_size":17.0,"iv":0.2316,"open_interest":203.0,"volume":2.0,"delta":-0.2216,"gamma":0.0002,"vega":17.6523,"theta":-0.7191,"rho":-12.814,"theo":190.9587,"change":-2.99,"open":187.83,"high":187.83,"low":187.81,"tick":"down","last_trade_price":187.81,"last_trade_time":"2026-02-18T14:37:35","percent_change":-1.56709,"prev_day_close":186.0},{"option":"SPX261120C06150000","bid":1023.8,"bid_size":2.0,"ask":1031.3,"ask_size":2.0,"iv":0.2302,"open_interest":19.0,"volume":0.0,"delta":0.7751,"gamma":0.0002,"vega":17.8687,"theta":-0.6352,"rho":32.2486,"theo":1026.759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1078.78,"last_trade_time":"2026-01-14T12:00:03","percent_change":0.0,"prev_day_close":1042.70001220703},{"option":"SPX261120P06150000","bid":194.9,"bid_size":57.0,"ask":196.8,"ask_size":39.0,"iv":0.2301,"open_interest":386.0,"volume":0.0,"delta":-0.2266,"gamma":0.0002,"vega":17.8687,"theta":-0.7232,"rho":-13.1007,"theo":195.2348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.5,"last_trade_time":"2026-02-17T15:29:22","percent_change":0.0,"prev_day_close":190.200004577637},{"option":"SPX261120C06175000","bid":1003.5,"bid_size":3.0,"ask":1011.5,"ask_size":3.0,"iv":0.2286,"open_interest":27.0,"volume":0.0,"delta":0.77,"gamma":0.0002,"vega":18.084,"theta":-0.6417,"rho":32.1409,"theo":1006.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1069.93,"last_trade_time":"2026-01-23T12:02:45","percent_change":0.0,"prev_day_close":1022.74996948242},{"option":"SPX261120P06175000","bid":199.3,"bid_size":54.0,"ask":201.2,"ask_size":17.0,"iv":0.2286,"open_interest":325.0,"volume":0.0,"delta":-0.2316,"gamma":0.0002,"vega":18.084,"theta":-0.7271,"rho":-13.3917,"theo":199.603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.75,"last_trade_time":"2026-02-17T11:43:13","percent_change":0.0,"prev_day_close":194.5},{"option":"SPX261120C06200000","bid":984.2,"bid_size":2.0,"ask":991.6,"ask_size":2.0,"iv":0.2272,"open_interest":43.0,"volume":0.0,"delta":0.7649,"gamma":0.0002,"vega":18.299,"theta":-0.648,"rho":32.028,"theo":987.0352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1078.14,"last_trade_time":"2026-01-30T09:51:37","percent_change":0.0,"prev_day_close":1002.79998779297},{"option":"SPX261120P06200000","bid":203.7,"bid_size":54.0,"ask":205.7,"ask_size":36.0,"iv":0.2271,"open_interest":1335.0,"volume":0.0,"delta":-0.2368,"gamma":0.0002,"vega":18.299,"theta":-0.7308,"rho":-13.688,"theo":204.0648,"change":-3.05,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":185.4,"last_trade_time":"2026-02-10T15:30:31","percent_change":-1.53382,"prev_day_close":198.849998474121},{"option":"SPX261120C06225000","bid":964.0,"bid_size":3.0,"ask":972.0,"ask_size":3.0,"iv":0.2256,"open_interest":77.0,"volume":0.0,"delta":0.7596,"gamma":0.0002,"vega":18.5141,"theta":-0.6542,"rho":31.9084,"theo":967.3158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":966.5,"last_trade_time":"2026-02-12T13:18:01","percent_change":0.0,"prev_day_close":983.049987792969},{"option":"SPX261120P06225000","bid":208.3,"bid_size":53.0,"ask":210.3,"ask_size":17.0,"iv":0.2256,"open_interest":210.0,"volume":0.0,"delta":-0.2421,"gamma":0.0002,"vega":18.5141,"theta":-0.7344,"rho":-13.991,"theo":208.6223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.2,"last_trade_time":"2026-01-20T15:17:46","percent_change":0.0,"prev_day_close":203.400001525879},{"option":"SPX261120C06250000","bid":944.9,"bid_size":2.0,"ask":952.2,"ask_size":2.0,"iv":0.2241,"open_interest":6.0,"volume":0.0,"delta":0.7542,"gamma":0.0002,"vega":18.7295,"theta":-0.6602,"rho":31.781,"theo":947.6946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1065.2,"last_trade_time":"2026-01-15T12:00:03","percent_change":0.0,"prev_day_close":963.350006103516},{"option":"SPX261120P06250000","bid":213.0,"bid_size":52.0,"ask":214.8,"ask_size":16.0,"iv":0.224,"open_interest":226.0,"volume":9.0,"delta":-0.2475,"gamma":0.0002,"vega":18.7295,"theta":-0.7379,"rho":-14.3017,"theo":213.2781,"change":-6.07,"open":207.28,"high":207.28,"low":207.28,"tick":"no_change","last_trade_price":207.28,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.84509,"prev_day_close":207.900001525879},{"option":"SPX261120C06275000","bid":925.1,"bid_size":3.0,"ask":932.8,"ask_size":3.0,"iv":0.2225,"open_interest":5.0,"volume":0.0,"delta":0.7487,"gamma":0.0002,"vega":18.945,"theta":-0.666,"rho":31.6451,"theo":928.1746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1000.21,"last_trade_time":"2025-12-23T16:05:35","percent_change":0.0,"prev_day_close":943.75},{"option":"SPX261120P06275000","bid":217.8,"bid_size":53.0,"ask":219.7,"ask_size":17.0,"iv":0.2225,"open_interest":247.0,"volume":0.0,"delta":-0.2529,"gamma":0.0002,"vega":18.945,"theta":-0.7411,"rho":-14.621,"theo":218.035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":224.99,"last_trade_time":"2026-02-17T12:22:10","percent_change":0.0,"prev_day_close":212.599998474121},{"option":"SPX261120C06300000","bid":906.1,"bid_size":2.0,"ask":913.3,"ask_size":2.0,"iv":0.2211,"open_interest":12.0,"volume":0.0,"delta":0.7431,"gamma":0.0002,"vega":19.16,"theta":-0.6716,"rho":31.5004,"theo":908.7589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1002.41,"last_trade_time":"2025-12-26T09:34:24","percent_change":0.0,"prev_day_close":924.100006103516},{"option":"SPX261120P06300000","bid":222.6,"bid_size":52.0,"ask":224.5,"ask_size":16.0,"iv":0.2209,"open_interest":593.0,"volume":0.0,"delta":-0.2585,"gamma":0.0002,"vega":19.16,"theta":-0.7441,"rho":-14.9491,"theo":222.8962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.52,"last_trade_time":"2026-02-13T10:31:45","percent_change":0.0,"prev_day_close":217.400001525879},{"option":"SPX261120C06325000","bid":886.3,"bid_size":3.0,"ask":894.1,"ask_size":3.0,"iv":0.2194,"open_interest":4.0,"volume":0.0,"delta":0.7374,"gamma":0.0002,"vega":19.3735,"theta":-0.677,"rho":31.3476,"theo":889.4505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":971.49,"last_trade_time":"2025-12-26T12:58:02","percent_change":0.0,"prev_day_close":904.099975585938},{"option":"SPX261120P06325000","bid":227.6,"bid_size":50.0,"ask":229.7,"ask_size":16.0,"iv":0.2195,"open_interest":367.0,"volume":0.0,"delta":-0.2642,"gamma":0.0002,"vega":19.3735,"theta":-0.747,"rho":-15.2853,"theo":227.8647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":226.36,"last_trade_time":"2026-02-13T14:36:35","percent_change":0.0,"prev_day_close":222.200004577637},{"option":"SPX261120C06350000","bid":867.6,"bid_size":2.0,"ask":874.8,"ask_size":2.0,"iv":0.218,"open_interest":10.0,"volume":0.0,"delta":0.7316,"gamma":0.0003,"vega":19.5846,"theta":-0.6822,"rho":31.1882,"theo":870.2518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":930.39,"last_trade_time":"2026-01-22T11:11:25","percent_change":0.0,"prev_day_close":884.799987792969},{"option":"SPX261120P06350000","bid":232.7,"bid_size":51.0,"ask":234.7,"ask_size":31.0,"iv":0.2179,"open_interest":976.0,"volume":20.0,"delta":-0.2701,"gamma":0.0003,"vega":19.5846,"theta":-0.7496,"rho":-15.6281,"theo":232.9429,"change":-12.08,"open":221.32,"high":221.32,"low":221.32,"tick":"down","last_trade_price":221.32,"last_trade_time":"2026-02-18T13:31:01","percent_change":-5.17566,"prev_day_close":227.200004577637},{"option":"SPX261120C06375000","bid":848.3,"bid_size":9.0,"ask":855.8,"ask_size":9.0,"iv":0.2164,"open_interest":25.0,"volume":0.0,"delta":0.7257,"gamma":0.0003,"vega":19.7923,"theta":-0.6872,"rho":31.0231,"theo":851.165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":904.78,"last_trade_time":"2026-02-03T15:52:36","percent_change":0.0,"prev_day_close":865.599975585938},{"option":"SPX261120P06375000","bid":237.9,"bid_size":49.0,"ask":240.0,"ask_size":15.0,"iv":0.2164,"open_interest":1791.0,"volume":0.0,"delta":-0.276,"gamma":0.0003,"vega":19.7923,"theta":-0.752,"rho":-15.9766,"theo":238.133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":216.61,"last_trade_time":"2026-02-11T12:13:50","percent_change":0.0,"prev_day_close":232.299995422363},{"option":"SPX261120C06400000","bid":830.0,"bid_size":6.0,"ask":836.7,"ask_size":6.0,"iv":0.215,"open_interest":1007.0,"volume":0.0,"delta":0.7196,"gamma":0.0003,"vega":19.9964,"theta":-0.6919,"rho":30.8534,"theo":832.1914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":812.06,"last_trade_time":"2026-01-20T15:50:17","percent_change":0.0,"prev_day_close":846.5},{"option":"SPX261120P06400000","bid":243.2,"bid_size":49.0,"ask":245.2,"ask_size":29.0,"iv":0.2148,"open_interest":2634.0,"volume":0.0,"delta":-0.2821,"gamma":0.0003,"vega":19.9964,"theta":-0.7542,"rho":-16.3296,"theo":243.4363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.58,"last_trade_time":"2026-02-17T13:47:00","percent_change":0.0,"prev_day_close":237.400001525879},{"option":"SPX261120C06425000","bid":810.5,"bid_size":9.0,"ask":817.9,"ask_size":9.0,"iv":0.2133,"open_interest":8.0,"volume":0.0,"delta":0.7134,"gamma":0.0003,"vega":20.197,"theta":-0.6964,"rho":30.6794,"theo":813.3323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":830.85,"last_trade_time":"2026-01-20T09:43:17","percent_change":0.0,"prev_day_close":827.5},{"option":"SPX261120P06425000","bid":248.6,"bid_size":47.0,"ask":250.6,"ask_size":12.0,"iv":0.2133,"open_interest":190.0,"volume":0.0,"delta":-0.2882,"gamma":0.0003,"vega":20.197,"theta":-0.7562,"rho":-16.687,"theo":248.8542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":268.93,"last_trade_time":"2026-02-17T10:54:45","percent_change":0.0,"prev_day_close":242.800003051758},{"option":"SPX261120C06450000","bid":792.4,"bid_size":6.0,"ask":799.1,"ask_size":9.0,"iv":0.2119,"open_interest":72.0,"volume":0.0,"delta":0.7071,"gamma":0.0003,"vega":20.3945,"theta":-0.7007,"rho":30.5,"theo":794.5893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":903.86,"last_trade_time":"2026-02-02T14:43:03","percent_change":0.0,"prev_day_close":808.649993896484},{"option":"SPX261120P06450000","bid":254.1,"bid_size":46.0,"ask":256.2,"ask_size":28.0,"iv":0.2117,"open_interest":1207.0,"volume":0.0,"delta":-0.2945,"gamma":0.0003,"vega":20.3945,"theta":-0.7579,"rho":-17.0498,"theo":254.3881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":260.07,"last_trade_time":"2026-02-17T11:41:38","percent_change":0.0,"prev_day_close":248.099998474121},{"option":"SPX261120C06475000","bid":773.2,"bid_size":9.0,"ask":780.5,"ask_size":9.0,"iv":0.2102,"open_interest":5.0,"volume":0.0,"delta":0.7007,"gamma":0.0003,"vega":20.5894,"theta":-0.7048,"rho":30.3137,"theo":775.9645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":824.4,"last_trade_time":"2025-12-23T10:20:02","percent_change":0.0,"prev_day_close":789.900024414062},{"option":"SPX261120P06475000","bid":259.7,"bid_size":46.0,"ask":261.8,"ask_size":13.0,"iv":0.2102,"open_interest":681.0,"volume":0.0,"delta":-0.3009,"gamma":0.0003,"vega":20.5894,"theta":-0.7593,"rho":-17.4194,"theo":260.0402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.81,"last_trade_time":"2026-02-17T13:45:47","percent_change":0.0,"prev_day_close":253.699996948242},{"option":"SPX261120C06500000","bid":755.3,"bid_size":6.0,"ask":761.8,"ask_size":6.0,"iv":0.2088,"open_interest":2147.0,"volume":5.0,"delta":0.6942,"gamma":0.0003,"vega":20.7822,"theta":-0.7085,"rho":30.1186,"theo":757.4607,"change":34.63,"open":786.63,"high":786.63,"low":786.63,"tick":"no_change","last_trade_price":786.63,"last_trade_time":"2026-02-18T11:50:26","percent_change":4.60505,"prev_day_close":771.200012207031},{"option":"SPX261120P06500000","bid":265.5,"bid_size":45.0,"ask":267.5,"ask_size":12.0,"iv":0.2086,"open_interest":2663.0,"volume":8.0,"delta":-0.3075,"gamma":0.0003,"vega":20.7822,"theta":-0.7605,"rho":-17.7979,"theo":265.8134,"change":-14.0,"open":252.3,"high":252.3,"low":252.3,"tick":"no_change","last_trade_price":252.3,"last_trade_time":"2026-02-18T10:38:43","percent_change":-5.25723,"prev_day_close":259.199996948242},{"option":"SPX261120C06525000","bid":736.3,"bid_size":9.0,"ask":743.5,"ask_size":9.0,"iv":0.2071,"open_interest":914.0,"volume":2.0,"delta":0.6875,"gamma":0.0003,"vega":20.9728,"theta":-0.712,"rho":29.9133,"theo":739.0816,"change":34.44,"open":768.89,"high":768.89,"low":767.69,"tick":"down","last_trade_price":767.69,"last_trade_time":"2026-02-18T12:42:38","percent_change":4.6969,"prev_day_close":752.700012207031},{"option":"SPX261120P06525000","bid":271.3,"bid_size":44.0,"ask":273.4,"ask_size":13.0,"iv":0.207,"open_interest":357.0,"volume":34.0,"delta":-0.3142,"gamma":0.0003,"vega":20.9728,"theta":-0.7615,"rho":-18.1866,"theo":271.7112,"change":-14.85,"open":256.05,"high":257.35,"low":256.05,"tick":"up","last_trade_price":257.35,"last_trade_time":"2026-02-18T12:13:51","percent_change":-5.45555,"prev_day_close":265.049987792969},{"option":"SPX261120C06550000","bid":718.7,"bid_size":6.0,"ask":725.1,"ask_size":6.0,"iv":0.2056,"open_interest":122.0,"volume":0.0,"delta":0.6807,"gamma":0.0003,"vega":21.1605,"theta":-0.7153,"rho":29.6973,"theo":720.8312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":733.7,"last_trade_time":"2026-02-13T12:07:50","percent_change":0.0,"prev_day_close":734.299987792969},{"option":"SPX261120P06550000","bid":277.3,"bid_size":44.0,"ask":279.4,"ask_size":12.0,"iv":0.2054,"open_interest":1079.0,"volume":2.0,"delta":-0.321,"gamma":0.0003,"vega":21.1605,"theta":-0.7622,"rho":-18.586,"theo":277.7377,"change":-16.69,"open":261.81,"high":261.81,"low":261.81,"tick":"down","last_trade_price":261.81,"last_trade_time":"2026-02-18T11:18:35","percent_change":-5.99282,"prev_day_close":270.950012207031},{"option":"SPX261120C06575000","bid":700.0,"bid_size":9.0,"ask":706.8,"ask_size":9.0,"iv":0.2039,"open_interest":850.0,"volume":0.0,"delta":0.6738,"gamma":0.0003,"vega":21.3445,"theta":-0.7182,"rho":29.4711,"theo":702.7136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":724.02,"last_trade_time":"2026-02-06T09:47:24","percent_change":0.0,"prev_day_close":716.0},{"option":"SPX261120P06575000","bid":283.4,"bid_size":42.0,"ask":285.5,"ask_size":11.0,"iv":0.2038,"open_interest":520.0,"volume":0.0,"delta":-0.3279,"gamma":0.0003,"vega":21.3445,"theta":-0.7625,"rho":-18.9956,"theo":283.8969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.96,"last_trade_time":"2026-02-12T13:26:07","percent_change":0.0,"prev_day_close":276.950012207031},{"option":"SPX261120C06600000","bid":682.5,"bid_size":6.0,"ask":689.0,"ask_size":9.0,"iv":0.2025,"open_interest":1739.0,"volume":14.0,"delta":0.6667,"gamma":0.0003,"vega":21.5237,"theta":-0.7208,"rho":29.237,"theo":684.7318,"change":31.22,"open":712.48,"high":712.6,"low":710.3,"tick":"up","last_trade_price":710.67,"last_trade_time":"2026-02-18T10:31:09","percent_change":4.5949,"prev_day_close":697.799987792969},{"option":"SPX261120P06600000","bid":289.7,"bid_size":41.0,"ask":291.9,"ask_size":12.0,"iv":0.2023,"open_interest":1869.0,"volume":300.0,"delta":-0.335,"gamma":0.0003,"vega":21.5237,"theta":-0.7626,"rho":-19.4131,"theo":290.1922,"change":-12.1,"open":278.8,"high":278.8,"low":278.8,"tick":"no_change","last_trade_price":278.8,"last_trade_time":"2026-02-18T14:07:34","percent_change":-4.1595,"prev_day_close":283.0},{"option":"SPX261120C06625000","bid":664.2,"bid_size":9.0,"ask":670.8,"ask_size":9.0,"iv":0.2008,"open_interest":118.0,"volume":3.0,"delta":0.6595,"gamma":0.0003,"vega":21.697,"theta":-0.7231,"rho":28.9965,"theo":666.8887,"change":34.4,"open":692.63,"high":695.6,"low":691.67,"tick":"up","last_trade_price":695.6,"last_trade_time":"2026-02-18T10:54:39","percent_change":5.20266,"prev_day_close":679.75},{"option":"SPX261120P06625000","bid":296.1,"bid_size":41.0,"ask":298.3,"ask_size":12.0,"iv":0.2007,"open_interest":2583.0,"volume":0.0,"delta":-0.3422,"gamma":0.0003,"vega":21.697,"theta":-0.7623,"rho":-19.8369,"theo":296.626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":271.8,"last_trade_time":"2026-02-11T12:08:23","percent_change":0.0,"prev_day_close":289.300003051758},{"option":"SPX261120C06650000","bid":647.0,"bid_size":6.0,"ask":653.5,"ask_size":9.0,"iv":0.1994,"open_interest":1671.0,"volume":0.0,"delta":0.6522,"gamma":0.0003,"vega":21.864,"theta":-0.7251,"rho":28.7512,"theo":649.186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":665.64,"last_trade_time":"2026-02-12T14:58:41","percent_change":0.0,"prev_day_close":661.900024414062},{"option":"SPX261120P06650000","bid":302.4,"bid_size":41.0,"ask":304.8,"ask_size":12.0,"iv":0.1991,"open_interest":1177.0,"volume":0.0,"delta":-0.3495,"gamma":0.0003,"vega":21.864,"theta":-0.7617,"rho":-20.2656,"theo":303.2002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.6,"last_trade_time":"2026-02-17T12:13:53","percent_change":0.0,"prev_day_close":295.599990844727},{"option":"SPX261120C06675000","bid":629.8,"bid_size":12.0,"ask":634.0,"ask_size":12.0,"iv":0.1974,"open_interest":1286.0,"volume":0.0,"delta":0.6447,"gamma":0.0003,"vega":22.0246,"theta":-0.7268,"rho":28.5011,"theo":631.6254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":628.83,"last_trade_time":"2026-02-13T10:53:28","percent_change":0.0,"prev_day_close":644.099975585938},{"option":"SPX261120P06675000","bid":309.3,"bid_size":38.0,"ask":311.5,"ask_size":11.0,"iv":0.1976,"open_interest":567.0,"volume":0.0,"delta":-0.357,"gamma":0.0003,"vega":22.0246,"theta":-0.7608,"rho":-20.6991,"theo":309.9165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":308.1,"last_trade_time":"2026-02-17T14:30:14","percent_change":0.0,"prev_day_close":302.149993896484},{"option":"SPX261120C06700000","bid":612.9,"bid_size":14.0,"ask":616.5,"ask_size":14.0,"iv":0.196,"open_interest":3669.0,"volume":0.0,"delta":0.6371,"gamma":0.0003,"vega":22.1793,"theta":-0.7281,"rho":28.2445,"theo":614.2092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":606.8,"last_trade_time":"2026-02-17T11:57:50","percent_change":0.0,"prev_day_close":626.700012207031},{"option":"SPX261120P06700000","bid":315.9,"bid_size":38.0,"ask":318.2,"ask_size":10.0,"iv":0.1959,"open_interest":2586.0,"volume":0.0,"delta":-0.3646,"gamma":0.0003,"vega":22.1793,"theta":-0.7596,"rho":-21.1391,"theo":316.7771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":317.1,"last_trade_time":"2026-02-17T15:16:15","percent_change":0.0,"prev_day_close":308.75},{"option":"SPX261120C06725000","bid":595.0,"bid_size":15.0,"ask":599.2,"ask_size":14.0,"iv":0.1942,"open_interest":2266.0,"volume":0.0,"delta":0.6293,"gamma":0.0003,"vega":22.3284,"theta":-0.7291,"rho":27.9788,"theo":596.9405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":679.17,"last_trade_time":"2026-02-11T09:55:37","percent_change":0.0,"prev_day_close":609.200012207031},{"option":"SPX261120P06725000","bid":323.0,"bid_size":35.0,"ask":325.3,"ask_size":9.0,"iv":0.1944,"open_interest":589.0,"volume":0.0,"delta":-0.3723,"gamma":0.0003,"vega":22.3284,"theta":-0.758,"rho":-21.5881,"theo":323.7854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.96,"last_trade_time":"2026-02-13T15:08:56","percent_change":0.0,"prev_day_close":315.649993896484},{"option":"SPX261120C06750000","bid":578.4,"bid_size":15.0,"ask":582.0,"ask_size":14.0,"iv":0.1928,"open_interest":2630.0,"volume":0.0,"delta":0.6214,"gamma":0.0003,"vega":22.4718,"theta":-0.7297,"rho":27.7017,"theo":579.8241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":569.05,"last_trade_time":"2026-02-13T15:58:55","percent_change":0.0,"prev_day_close":591.850006103516},{"option":"SPX261120P06750000","bid":330.1,"bid_size":36.0,"ask":332.4,"ask_size":9.0,"iv":0.1927,"open_interest":1131.0,"volume":0.0,"delta":-0.3802,"gamma":0.0003,"vega":22.4718,"theta":-0.756,"rho":-22.0486,"theo":330.9459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":345.45,"last_trade_time":"2026-02-13T15:58:55","percent_change":0.0,"prev_day_close":322.75},{"option":"SPX261120C06775000","bid":560.8,"bid_size":16.0,"ask":565.0,"ask_size":15.0,"iv":0.191,"open_interest":1881.0,"volume":3.0,"delta":0.6134,"gamma":0.0003,"vega":22.609,"theta":-0.73,"rho":27.4118,"theo":562.8653,"change":30.25,"open":585.7,"high":588.1,"low":585.7,"tick":"up","last_trade_price":588.1,"last_trade_time":"2026-02-18T11:53:52","percent_change":5.4226,"prev_day_close":574.75},{"option":"SPX261120P06775000","bid":337.4,"bid_size":35.0,"ask":339.7,"ask_size":9.0,"iv":0.1911,"open_interest":285.0,"volume":13.0,"delta":-0.3883,"gamma":0.0003,"vega":22.609,"theta":-0.7537,"rho":-22.5219,"theo":338.2641,"change":-17.59,"open":319.0,"high":321.71,"low":319.0,"tick":"up","last_trade_price":321.71,"last_trade_time":"2026-02-18T13:31:01","percent_change":-5.1842,"prev_day_close":329.75},{"option":"SPX261120C06800000","bid":544.6,"bid_size":16.0,"ask":548.2,"ask_size":15.0,"iv":0.1896,"open_interest":3740.0,"volume":0.0,"delta":0.6052,"gamma":0.0003,"vega":22.7392,"theta":-0.7298,"rho":27.1096,"theo":546.0701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":614.6,"last_trade_time":"2026-02-12T10:16:50","percent_change":0.0,"prev_day_close":557.75},{"option":"SPX261120P06800000","bid":344.9,"bid_size":33.0,"ask":347.1,"ask_size":9.0,"iv":0.1895,"open_interest":3531.0,"volume":0.0,"delta":-0.3965,"gamma":0.0003,"vega":22.7392,"theta":-0.751,"rho":-23.0074,"theo":345.7458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":349.8,"last_trade_time":"2026-02-13T15:06:57","percent_change":0.0,"prev_day_close":336.900009155273},{"option":"SPX261120C06825000","bid":527.3,"bid_size":16.0,"ask":531.5,"ask_size":15.0,"iv":0.1878,"open_interest":1584.0,"volume":0.0,"delta":0.5969,"gamma":0.0004,"vega":22.8614,"theta":-0.7293,"rho":26.798,"theo":529.4436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":582.9,"last_trade_time":"2026-02-12T10:40:00","percent_change":0.0,"prev_day_close":540.899993896484},{"option":"SPX261120P06825000","bid":352.5,"bid_size":33.0,"ask":354.7,"ask_size":9.0,"iv":0.1879,"open_interest":526.0,"volume":0.0,"delta":-0.4048,"gamma":0.0004,"vega":22.8614,"theta":-0.7479,"rho":-23.5025,"theo":353.3962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":364.6,"last_trade_time":"2026-02-17T13:04:34","percent_change":0.0,"prev_day_close":344.449996948242},{"option":"SPX261120C06850000","bid":511.4,"bid_size":16.0,"ask":515.1,"ask_size":15.0,"iv":0.1864,"open_interest":1275.0,"volume":0.0,"delta":0.5884,"gamma":0.0004,"vega":22.9746,"theta":-0.7283,"rho":26.4796,"theo":512.9898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":513.3,"last_trade_time":"2026-02-17T13:45:17","percent_change":0.0,"prev_day_close":524.25},{"option":"SPX261120P06850000","bid":360.3,"bid_size":34.0,"ask":362.5,"ask_size":9.0,"iv":0.1863,"open_interest":2412.0,"volume":9.0,"delta":-0.4133,"gamma":0.0004,"vega":22.9746,"theta":-0.7444,"rho":-24.0043,"theo":361.2193,"change":-7.46,"open":342.18,"high":342.18,"low":341.95,"tick":"down","last_trade_price":341.95,"last_trade_time":"2026-02-18T12:15:28","percent_change":-2.11841,"prev_day_close":352.149993896484},{"option":"SPX261120C06875000","bid":494.5,"bid_size":19.0,"ask":497.2,"ask_size":3.0,"iv":0.1843,"open_interest":616.0,"volume":0.0,"delta":0.5797,"gamma":0.0004,"vega":23.0783,"theta":-0.727,"rho":26.1564,"theo":496.7118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":522.5,"last_trade_time":"2026-02-04T11:45:21","percent_change":0.0,"prev_day_close":507.75},{"option":"SPX261120P06875000","bid":368.3,"bid_size":33.0,"ask":370.7,"ask_size":10.0,"iv":0.1848,"open_interest":386.0,"volume":0.0,"delta":-0.422,"gamma":0.0004,"vega":23.0783,"theta":-0.7404,"rho":-24.5108,"theo":369.2182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.0,"last_trade_time":"2026-02-13T14:49:04","percent_change":0.0,"prev_day_close":359.899993896484},{"option":"SPX261120C06900000","bid":479.0,"bid_size":17.0,"ask":481.1,"ask_size":3.0,"iv":0.1828,"open_interest":1524.0,"volume":6.0,"delta":0.5709,"gamma":0.0004,"vega":23.1723,"theta":-0.7252,"rho":25.8281,"theo":480.613,"change":22.72,"open":499.41,"high":499.46,"low":498.46,"tick":"up","last_trade_price":498.47,"last_trade_time":"2026-02-18T15:56:37","percent_change":4.77562,"prev_day_close":491.5},{"option":"SPX261120P06900000","bid":376.4,"bid_size":32.0,"ask":378.7,"ask_size":8.0,"iv":0.1831,"open_interest":2119.0,"volume":0.0,"delta":-0.4308,"gamma":0.0004,"vega":23.1723,"theta":-0.7361,"rho":-25.0225,"theo":377.3963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":376.42,"last_trade_time":"2026-02-17T13:47:00","percent_change":0.0,"prev_day_close":367.850006103516},{"option":"SPX261120C06925000","bid":462.5,"bid_size":21.0,"ask":465.2,"ask_size":4.0,"iv":0.1811,"open_interest":300.0,"volume":8.0,"delta":0.562,"gamma":0.0004,"vega":23.2565,"theta":-0.723,"rho":25.492,"theo":464.6977,"change":22.81,"open":482.35,"high":482.81,"low":482.35,"tick":"up","last_trade_price":482.81,"last_trade_time":"2026-02-18T15:54:13","percent_change":4.9587,"prev_day_close":475.399993896484},{"option":"SPX261120P06925000","bid":384.8,"bid_size":31.0,"ask":387.1,"ask_size":8.0,"iv":0.1815,"open_interest":539.0,"volume":0.0,"delta":-0.4397,"gamma":0.0004,"vega":23.2565,"theta":-0.7313,"rho":-25.542,"theo":385.7579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":382.5,"last_trade_time":"2026-02-17T15:01:03","percent_change":0.0,"prev_day_close":376.0},{"option":"SPX261120C06950000","bid":447.4,"bid_size":17.0,"ask":449.5,"ask_size":4.0,"iv":0.1796,"open_interest":1135.0,"volume":48.0,"delta":0.5529,"gamma":0.0004,"vega":23.3307,"theta":-0.7203,"rho":25.1443,"theo":448.972,"change":21.67,"open":473.24,"high":473.24,"low":463.77,"tick":"down","last_trade_price":466.07,"last_trade_time":"2026-02-18T15:55:29","percent_change":4.87624,"prev_day_close":459.449996948242},{"option":"SPX261120P06950000","bid":393.3,"bid_size":29.0,"ask":395.6,"ask_size":8.0,"iv":0.1799,"open_interest":447.0,"volume":0.0,"delta":-0.4488,"gamma":0.0004,"vega":23.3307,"theta":-0.7261,"rho":-26.0731,"theo":394.3092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":423.76,"last_trade_time":"2026-02-17T10:54:02","percent_change":0.0,"prev_day_close":384.350006103516},{"option":"SPX261120C06975000","bid":431.3,"bid_size":21.0,"ask":433.9,"ask_size":4.0,"iv":0.1779,"open_interest":113.0,"volume":2.0,"delta":0.5436,"gamma":0.0004,"vega":23.3944,"theta":-0.7173,"rho":24.7823,"theo":433.4444,"change":16.74,"open":445.93,"high":445.93,"low":445.84,"tick":"down","last_trade_price":445.84,"last_trade_time":"2026-02-18T16:02:10","percent_change":3.90119,"prev_day_close":443.800003051758},{"option":"SPX261120P06975000","bid":402.1,"bid_size":29.0,"ask":404.4,"ask_size":8.0,"iv":0.1783,"open_interest":219.0,"volume":0.0,"delta":-0.458,"gamma":0.0004,"vega":23.3944,"theta":-0.7205,"rho":-26.6184,"theo":403.0585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":374.4,"last_trade_time":"2026-02-12T10:50:18","percent_change":0.0,"prev_day_close":393.0},{"option":"SPX261120C07000000","bid":416.6,"bid_size":25.0,"ask":418.6,"ask_size":4.0,"iv":0.1764,"open_interest":4081.0,"volume":0.0,"delta":0.5342,"gamma":0.0004,"vega":23.4466,"theta":-0.7137,"rho":24.4059,"theo":418.1239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":387.05,"last_trade_time":"2026-02-17T10:01:41","percent_change":0.0,"prev_day_close":428.25},{"option":"SPX261120P07000000","bid":411.1,"bid_size":29.0,"ask":413.4,"ask_size":8.0,"iv":0.1768,"open_interest":3474.0,"volume":0.0,"delta":-0.4675,"gamma":0.0004,"vega":23.4466,"theta":-0.7144,"rho":-27.1782,"theo":412.0149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":418.1,"last_trade_time":"2026-02-17T13:30:21","percent_change":0.0,"prev_day_close":401.699996948242},{"option":"SPX261120C07025000","bid":401.0,"bid_size":29.0,"ask":403.5,"ask_size":4.0,"iv":0.1747,"open_interest":299.0,"volume":0.0,"delta":0.5246,"gamma":0.0004,"vega":23.4866,"theta":-0.7097,"rho":24.0185,"theo":403.0194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":416.25,"last_trade_time":"2026-02-13T12:31:11","percent_change":0.0,"prev_day_close":413.049987792969},{"option":"SPX261120P07025000","bid":420.3,"bid_size":29.0,"ask":422.6,"ask_size":8.0,"iv":0.1752,"open_interest":136.0,"volume":0.0,"delta":-0.477,"gamma":0.0004,"vega":23.4866,"theta":-0.7078,"rho":-27.749,"theo":421.1873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":438.54,"last_trade_time":"2026-02-17T13:19:44","percent_change":0.0,"prev_day_close":410.699996948242},{"option":"SPX261120C07050000","bid":386.6,"bid_size":28.0,"ask":388.7,"ask_size":4.0,"iv":0.1732,"open_interest":3120.0,"volume":0.0,"delta":0.5149,"gamma":0.0004,"vega":23.5139,"theta":-0.7052,"rho":23.6242,"theo":388.1381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.9,"last_trade_time":"2026-02-17T15:46:41","percent_change":0.0,"prev_day_close":397.900009155273},{"option":"SPX261120P07050000","bid":429.7,"bid_size":28.0,"ask":432.1,"ask_size":8.0,"iv":0.1736,"open_interest":102.0,"volume":0.0,"delta":-0.4867,"gamma":0.0004,"vega":23.5139,"theta":-0.7007,"rho":-28.3267,"theo":430.5829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":433.1,"last_trade_time":"2026-02-13T10:34:02","percent_change":0.0,"prev_day_close":420.0},{"option":"SPX261120C07075000","bid":371.5,"bid_size":32.0,"ask":374.1,"ask_size":4.0,"iv":0.1715,"open_interest":928.0,"volume":28.0,"delta":0.5051,"gamma":0.0004,"vega":23.5283,"theta":-0.7003,"rho":23.226,"theo":373.4861,"change":23.75,"open":394.79,"high":394.86,"low":393.23,"tick":"up","last_trade_price":393.4,"last_trade_time":"2026-02-18T10:31:09","percent_change":6.425,"prev_day_close":383.149993896484},{"option":"SPX261120P07075000","bid":439.4,"bid_size":22.0,"ask":441.8,"ask_size":8.0,"iv":0.172,"open_interest":347.0,"volume":0.0,"delta":-0.4966,"gamma":0.0004,"vega":23.5283,"theta":-0.6932,"rho":-28.9082,"theo":440.2079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":456.6,"last_trade_time":"2026-02-13T16:04:25","percent_change":0.0,"prev_day_close":429.5},{"option":"SPX261120C07100000","bid":357.7,"bid_size":27.0,"ask":359.7,"ask_size":4.0,"iv":0.1701,"open_interest":788.0,"volume":6.0,"delta":0.4951,"gamma":0.0004,"vega":23.5293,"theta":-0.6949,"rho":22.8234,"theo":359.0697,"change":13.32,"open":378.74,"high":378.74,"low":368.67,"tick":"down","last_trade_price":368.67,"last_trade_time":"2026-02-18T14:36:17","percent_change":3.74842,"prev_day_close":368.549987792969},{"option":"SPX261120P07100000","bid":449.3,"bid_size":21.0,"ask":451.7,"ask_size":8.0,"iv":0.1704,"open_interest":911.0,"volume":0.0,"delta":-0.5066,"gamma":0.0004,"vega":23.5293,"theta":-0.6853,"rho":-29.4942,"theo":450.0684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.08,"last_trade_time":"2026-02-10T13:35:05","percent_change":0.0,"prev_day_close":439.099990844727},{"option":"SPX261120C07125000","bid":343.2,"bid_size":30.0,"ask":345.5,"ask_size":4.0,"iv":0.1685,"open_interest":701.0,"volume":0.0,"delta":0.4849,"gamma":0.0004,"vega":23.5162,"theta":-0.689,"rho":22.4121,"theo":344.8969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":345.38,"last_trade_time":"2026-02-13T10:30:10","percent_change":0.0,"prev_day_close":354.25},{"option":"SPX261120P07125000","bid":459.5,"bid_size":20.0,"ask":462.1,"ask_size":19.0,"iv":0.169,"open_interest":162.0,"volume":0.0,"delta":-0.5168,"gamma":0.0004,"vega":23.5162,"theta":-0.6768,"rho":-30.0889,"theo":460.1725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.4,"last_trade_time":"2026-02-09T15:25:18","percent_change":0.0,"prev_day_close":449.099990844727},{"option":"SPX261120C07150000","bid":329.3,"bid_size":32.0,"ask":331.7,"ask_size":4.0,"iv":0.1669,"open_interest":681.0,"volume":0.0,"delta":0.4746,"gamma":0.0004,"vega":23.4876,"theta":-0.6827,"rho":21.9873,"theo":330.9787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":389.89,"last_trade_time":"2026-02-10T14:24:33","percent_change":0.0,"prev_day_close":340.149993896484},{"option":"SPX261120P07150000","bid":470.0,"bid_size":19.0,"ask":472.6,"ask_size":21.0,"iv":0.1674,"open_interest":446.0,"volume":0.0,"delta":-0.5271,"gamma":0.0004,"vega":23.4876,"theta":-0.6679,"rho":-30.697,"theo":470.5313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":424.27,"last_trade_time":"2026-02-10T14:24:33","percent_change":0.0,"prev_day_close":459.199996948242},{"option":"SPX261120C07175000","bid":315.7,"bid_size":32.0,"ask":318.2,"ask_size":4.0,"iv":0.1654,"open_interest":533.0,"volume":0.0,"delta":0.4642,"gamma":0.0004,"vega":23.4426,"theta":-0.6759,"rho":21.5472,"theo":317.3282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":372.72,"last_trade_time":"2026-02-12T09:52:31","percent_change":0.0,"prev_day_close":326.350006103516},{"option":"SPX261120P07175000","bid":480.7,"bid_size":18.0,"ask":483.4,"ask_size":18.0,"iv":0.1659,"open_interest":116.0,"volume":0.0,"delta":-0.5375,"gamma":0.0004,"vega":23.4426,"theta":-0.6586,"rho":-31.3205,"theo":481.1577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":505.1,"last_trade_time":"2026-02-13T10:07:56","percent_change":0.0,"prev_day_close":469.800003051758},{"option":"SPX261120C07200000","bid":303.0,"bid_size":28.0,"ask":304.9,"ask_size":4.0,"iv":0.164,"open_interest":1997.0,"volume":0.0,"delta":0.4536,"gamma":0.0004,"vega":23.3806,"theta":-0.6687,"rho":21.0947,"theo":303.9585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":313.7,"last_trade_time":"2026-02-13T12:20:05","percent_change":0.0,"prev_day_close":312.800003051758},{"option":"SPX261120P07200000","bid":490.7,"bid_size":17.0,"ask":494.8,"ask_size":17.0,"iv":0.1643,"open_interest":715.0,"volume":0.0,"delta":-0.548,"gamma":0.0004,"vega":23.3806,"theta":-0.6488,"rho":-31.9564,"theo":492.0649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":501.99,"last_trade_time":"2026-02-17T11:41:38","percent_change":0.0,"prev_day_close":480.5},{"option":"SPX261120C07225000","bid":289.6,"bid_size":33.0,"ask":291.9,"ask_size":4.0,"iv":0.1624,"open_interest":597.0,"volume":0.0,"delta":0.443,"gamma":0.0004,"vega":23.3021,"theta":-0.661,"rho":20.636,"theo":290.8807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.2,"last_trade_time":"2026-02-17T10:18:11","percent_change":0.0,"prev_day_close":299.5},{"option":"SPX261120P07225000","bid":501.9,"bid_size":17.0,"ask":506.0,"ask_size":17.0,"iv":0.1628,"open_interest":114.0,"volume":0.0,"delta":-0.5587,"gamma":0.0004,"vega":23.3021,"theta":-0.6385,"rho":-32.5986,"theo":503.2639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":504.51,"last_trade_time":"2026-02-17T13:45:47","percent_change":0.0,"prev_day_close":491.5},{"option":"SPX261120C07250000","bid":277.3,"bid_size":18.0,"ask":279.2,"ask_size":4.0,"iv":0.161,"open_interest":887.0,"volume":0.0,"delta":0.4322,"gamma":0.0004,"vega":23.2078,"theta":-0.6528,"rho":20.176,"theo":278.1031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":281.49,"last_trade_time":"2026-02-12T15:42:41","percent_change":0.0,"prev_day_close":286.599990844727},{"option":"SPX261120P07250000","bid":513.4,"bid_size":17.0,"ask":517.6,"ask_size":17.0,"iv":0.1613,"open_interest":353.0,"volume":2.0,"delta":-0.5695,"gamma":0.0004,"vega":23.2078,"theta":-0.6278,"rho":-33.242,"theo":514.7632,"change":-29.36,"open":488.69,"high":488.69,"low":488.69,"tick":"down","last_trade_price":488.69,"last_trade_time":"2026-02-18T11:45:34","percent_change":-5.66741,"prev_day_close":502.850006103516},{"option":"SPX261120C07275000","bid":264.5,"bid_size":35.0,"ask":266.8,"ask_size":16.0,"iv":0.1594,"open_interest":82.0,"volume":0.0,"delta":0.4213,"gamma":0.0004,"vega":23.0977,"theta":-0.6442,"rho":19.7145,"theo":265.6334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.03,"last_trade_time":"2026-02-12T12:38:54","percent_change":0.0,"prev_day_close":273.950012207031},{"option":"SPX261120P07275000","bid":525.3,"bid_size":16.0,"ask":529.4,"ask_size":16.0,"iv":0.1598,"open_interest":39.0,"volume":34.0,"delta":-0.5803,"gamma":0.0004,"vega":23.0977,"theta":-0.6166,"rho":-33.8868,"theo":526.5705,"change":-28.95,"open":499.31,"high":501.1,"low":499.31,"tick":"up","last_trade_price":501.1,"last_trade_time":"2026-02-18T12:13:51","percent_change":-5.46175,"prev_day_close":514.399993896484},{"option":"SPX261120C07300000","bid":252.9,"bid_size":19.0,"ask":254.7,"ask_size":16.0,"iv":0.1581,"open_interest":2836.0,"volume":0.0,"delta":0.4104,"gamma":0.0004,"vega":22.9703,"theta":-0.6352,"rho":19.2466,"theo":253.4809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":262.28,"last_trade_time":"2026-02-13T13:15:06","percent_change":0.0,"prev_day_close":261.649993896484},{"option":"SPX261120P07300000","bid":537.4,"bid_size":16.0,"ask":541.6,"ask_size":16.0,"iv":0.1583,"open_interest":428.0,"volume":2.0,"delta":-0.5913,"gamma":0.0004,"vega":22.9703,"theta":-0.605,"rho":-34.538,"theo":538.6949,"change":-31.78,"open":509.72,"high":510.67,"low":509.72,"tick":"up","last_trade_price":510.67,"last_trade_time":"2026-02-18T11:40:56","percent_change":-5.85861,"prev_day_close":526.349975585938},{"option":"SPX261120C07325000","bid":240.6,"bid_size":37.0,"ask":242.9,"ask_size":15.0,"iv":0.1566,"open_interest":281.0,"volume":0.0,"delta":0.3994,"gamma":0.0004,"vega":22.8234,"theta":-0.6258,"rho":18.7667,"theo":241.6576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":232.05,"last_trade_time":"2026-02-17T13:14:14","percent_change":0.0,"prev_day_close":249.599998474121},{"option":"SPX261120P07325000","bid":549.9,"bid_size":16.0,"ask":554.1,"ask_size":16.0,"iv":0.1569,"open_interest":6.0,"volume":0.0,"delta":-0.6023,"gamma":0.0004,"vega":22.8234,"theta":-0.5931,"rho":-35.2013,"theo":551.1485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":518.37,"last_trade_time":"2026-02-03T15:52:36","percent_change":0.0,"prev_day_close":538.649993896484},{"option":"SPX261120C07350000","bid":229.7,"bid_size":20.0,"ask":231.5,"ask_size":16.0,"iv":0.1553,"open_interest":1174.0,"volume":0.0,"delta":0.3883,"gamma":0.0004,"vega":22.6555,"theta":-0.616,"rho":18.2742,"theo":230.1765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":229.52,"last_trade_time":"2026-02-17T09:41:31","percent_change":0.0,"prev_day_close":237.949996948242},{"option":"SPX261120P07350000","bid":562.7,"bid_size":16.0,"ask":566.9,"ask_size":16.0,"iv":0.1555,"open_interest":357.0,"volume":200.0,"delta":-0.6134,"gamma":0.0004,"vega":22.6555,"theta":-0.5807,"rho":-35.8772,"theo":563.9444,"change":-24.55,"open":543.4,"high":543.4,"low":543.4,"tick":"no_change","last_trade_price":543.4,"last_trade_time":"2026-02-18T14:07:34","percent_change":-4.32257,"prev_day_close":551.150024414062},{"option":"SPX261120C07375000","bid":218.1,"bid_size":39.0,"ask":220.3,"ask_size":16.0,"iv":0.1538,"open_interest":382.0,"volume":0.0,"delta":0.3772,"gamma":0.0004,"vega":22.4677,"theta":-0.6059,"rho":17.7756,"theo":219.0483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.23,"last_trade_time":"2026-02-12T15:18:16","percent_change":0.0,"prev_day_close":226.550003051758},{"option":"SPX261120P07375000","bid":575.9,"bid_size":15.0,"ask":580.0,"ask_size":13.0,"iv":0.1542,"open_interest":35.0,"volume":0.0,"delta":-0.6245,"gamma":0.0004,"vega":22.4677,"theta":-0.568,"rho":-36.5592,"theo":577.0931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":608.41,"last_trade_time":"2026-01-20T14:37:49","percent_change":0.0,"prev_day_close":564.149993896484},{"option":"SPX261120C07400000","bid":207.9,"bid_size":22.0,"ask":209.6,"ask_size":17.0,"iv":0.1526,"open_interest":3593.0,"volume":102.0,"delta":0.366,"gamma":0.0004,"vega":22.2625,"theta":-0.5954,"rho":17.2786,"theo":208.2787,"change":11.79,"open":221.0,"high":221.0,"low":218.14,"tick":"down","last_trade_price":218.14,"last_trade_time":"2026-02-18T14:21:03","percent_change":5.71359,"prev_day_close":215.550003051758},{"option":"SPX261120P07400000","bid":589.4,"bid_size":14.0,"ask":593.5,"ask_size":14.0,"iv":0.1528,"open_interest":619.0,"volume":0.0,"delta":-0.6356,"gamma":0.0004,"vega":22.2625,"theta":-0.555,"rho":-37.2396,"theo":590.6004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":590.5,"last_trade_time":"2026-02-17T14:06:56","percent_change":0.0,"prev_day_close":577.349975585938},{"option":"SPX261120C07425000","bid":197.3,"bid_size":26.0,"ask":199.2,"ask_size":19.0,"iv":0.1513,"open_interest":244.0,"volume":0.0,"delta":0.3549,"gamma":0.0004,"vega":22.0422,"theta":-0.5846,"rho":16.7865,"theo":197.8695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.91,"last_trade_time":"2026-02-13T12:31:11","percent_change":0.0,"prev_day_close":204.850006103516},{"option":"SPX261120P07425000","bid":603.2,"bid_size":12.0,"ask":607.3,"ask_size":10.0,"iv":0.1515,"open_interest":50.0,"volume":8.0,"delta":-0.6468,"gamma":0.0004,"vega":22.0422,"theta":-0.5416,"rho":-37.915,"theo":604.4681,"change":-35.55,"open":573.4,"high":573.4,"low":573.4,"tick":"up","last_trade_price":573.4,"last_trade_time":"2026-02-18T10:58:57","percent_change":-5.83792,"prev_day_close":591.0},{"option":"SPX261120C07450000","bid":187.4,"bid_size":23.0,"ask":189.1,"ask_size":20.0,"iv":0.15,"open_interest":1239.0,"volume":1.0,"delta":0.3438,"gamma":0.0004,"vega":21.8062,"theta":-0.5735,"rho":16.2956,"theo":187.8216,"change":19.0,"open":205.2,"high":205.2,"low":205.2,"tick":"up","last_trade_price":205.2,"last_trade_time":"2026-02-18T10:55:46","percent_change":10.2041,"prev_day_close":194.550003051758},{"option":"SPX261120P07450000","bid":617.4,"bid_size":6.0,"ask":622.6,"ask_size":6.0,"iv":0.1504,"open_interest":156.0,"volume":16.0,"delta":-0.6579,"gamma":0.0004,"vega":21.8062,"theta":-0.5279,"rho":-38.5893,"theo":618.6971,"change":-30.85,"open":588.8,"high":592.4,"low":586.1,"tick":"up","last_trade_price":592.4,"last_trade_time":"2026-02-18T13:40:44","percent_change":-4.94986,"prev_day_close":605.149993896484},{"option":"SPX261120C07475000","bid":177.4,"bid_size":28.0,"ask":179.4,"ask_size":20.0,"iv":0.1487,"open_interest":289.0,"volume":0.0,"delta":0.3327,"gamma":0.0004,"vega":21.5517,"theta":-0.5621,"rho":15.7991,"theo":178.1378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":184.07,"last_trade_time":"2026-02-13T14:02:54","percent_change":0.0,"prev_day_close":184.550003051758},{"option":"SPX261120P07475000","bid":630.7,"bid_size":6.0,"ask":637.0,"ask_size":6.0,"iv":0.1489,"open_interest":24.0,"volume":0.0,"delta":-0.6689,"gamma":0.0004,"vega":21.5517,"theta":-0.514,"rho":-39.2692,"theo":633.2903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":645.42,"last_trade_time":"2026-02-17T11:41:38","percent_change":0.0,"prev_day_close":619.350006103516},{"option":"SPX261120C07500000","bid":168.4,"bid_size":25.0,"ask":170.0,"ask_size":19.0,"iv":0.1476,"open_interest":3727.0,"volume":0.0,"delta":0.3217,"gamma":0.0004,"vega":21.2761,"theta":-0.5505,"rho":15.2948,"theo":168.8217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.84,"last_trade_time":"2026-02-17T14:12:28","percent_change":0.0,"prev_day_close":175.0},{"option":"SPX261120P07500000","bid":646.6,"bid_size":6.0,"ask":651.9,"ask_size":6.0,"iv":0.1479,"open_interest":382.0,"volume":0.0,"delta":-0.68,"gamma":0.0004,"vega":21.2761,"theta":-0.4998,"rho":-39.9569,"theo":648.2511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":649.99,"last_trade_time":"2026-02-17T13:45:47","percent_change":0.0,"prev_day_close":634.099975585938},{"option":"SPX261120C07525000","bid":159.1,"bid_size":32.0,"ask":161.0,"ask_size":28.0,"iv":0.1464,"open_interest":617.0,"volume":5.0,"delta":0.3108,"gamma":0.0004,"vega":20.9804,"theta":-0.5387,"rho":14.789,"theo":159.8738,"change":13.63,"open":172.08,"high":172.08,"low":172.08,"tick":"up","last_trade_price":172.08,"last_trade_time":"2026-02-18T13:27:15","percent_change":8.60208,"prev_day_close":165.699996948242},{"option":"SPX261120P07525000","bid":660.7,"bid_size":9.0,"ask":667.4,"ask_size":6.0,"iv":0.1465,"open_interest":4.0,"volume":1.0,"delta":-0.6909,"gamma":0.0004,"vega":20.9804,"theta":-0.4854,"rho":-40.646,"theo":663.5801,"change":-36.79,"open":631.46,"high":631.46,"low":631.46,"tick":"down","last_trade_price":631.46,"last_trade_time":"2026-02-18T11:45:34","percent_change":-5.50542,"prev_day_close":649.099975585938},{"option":"SPX261120C07550000","bid":150.7,"bid_size":30.0,"ask":152.3,"ask_size":29.0,"iv":0.1453,"open_interest":790.0,"volume":20.0,"delta":0.3,"gamma":0.0004,"vega":20.6689,"theta":-0.5266,"rho":14.2905,"theo":151.2892,"change":13.13,"open":163.95,"high":165.28,"low":162.93,"tick":"down","last_trade_price":162.93,"last_trade_time":"2026-02-18T13:27:15","percent_change":8.76502,"prev_day_close":156.800003051758},{"option":"SPX261120P07550000","bid":676.6,"bid_size":2.0,"ask":683.7,"ask_size":3.0,"iv":0.1456,"open_interest":31.0,"volume":17.0,"delta":-0.7017,"gamma":0.0004,"vega":20.6689,"theta":-0.4708,"rho":-41.328,"theo":679.2724,"change":-36.5,"open":645.45,"high":647.5,"low":645.45,"tick":"up","last_trade_price":647.5,"last_trade_time":"2026-02-18T12:13:51","percent_change":-5.33626,"prev_day_close":664.5},{"option":"SPX261120C07575000","bid":142.3,"bid_size":32.0,"ask":144.0,"ask_size":30.0,"iv":0.1442,"open_interest":235.0,"volume":14.0,"delta":0.2892,"gamma":0.0004,"vega":20.3462,"theta":-0.5144,"rho":13.8029,"theo":143.0588,"change":12.12,"open":154.45,"high":154.45,"low":153.77,"tick":"up","last_trade_price":153.82,"last_trade_time":"2026-02-18T13:31:44","percent_change":8.55328,"prev_day_close":148.300003051758},{"option":"SPX261120P07575000","bid":692.9,"bid_size":2.0,"ask":699.7,"ask_size":3.0,"iv":0.1446,"open_interest":7.0,"volume":0.0,"delta":-0.7124,"gamma":0.0004,"vega":20.3462,"theta":-0.456,"rho":-41.9989,"theo":695.3189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":645.68,"last_trade_time":"2026-02-06T15:48:48","percent_change":0.0,"prev_day_close":680.200012207031},{"option":"SPX261120C07600000","bid":134.4,"bid_size":33.0,"ask":136.0,"ask_size":31.0,"iv":0.1432,"open_interest":2363.0,"volume":0.0,"delta":0.2786,"gamma":0.0004,"vega":20.0124,"theta":-0.502,"rho":13.3217,"theo":135.1733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.32,"last_trade_time":"2026-02-17T10:06:11","percent_change":0.0,"prev_day_close":140.150001525879},{"option":"SPX261120P07600000","bid":709.6,"bid_size":2.0,"ask":716.0,"ask_size":3.0,"iv":0.1438,"open_interest":59.0,"volume":0.0,"delta":-0.723,"gamma":0.0004,"vega":20.0124,"theta":-0.441,"rho":-42.6635,"theo":711.7104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":652.34,"last_trade_time":"2026-02-03T10:44:01","percent_change":0.0,"prev_day_close":696.350006103516},{"option":"SPX261120C07625000","bid":126.6,"bid_size":55.0,"ask":128.4,"ask_size":32.0,"iv":0.1421,"open_interest":227.0,"volume":0.0,"delta":0.2682,"gamma":0.0004,"vega":19.6642,"theta":-0.4894,"rho":12.84,"theo":127.6265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.19,"last_trade_time":"2026-02-17T10:06:11","percent_change":0.0,"prev_day_close":132.25},{"option":"SPX261120P07625000","bid":725.0,"bid_size":5.0,"ask":732.7,"ask_size":3.0,"iv":0.1424,"open_interest":3.0,"volume":0.0,"delta":-0.7335,"gamma":0.0004,"vega":19.6642,"theta":-0.4259,"rho":-43.3286,"theo":728.4405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":649.79,"last_trade_time":"2026-02-10T09:35:24","percent_change":0.0,"prev_day_close":712.799987792969},{"option":"SPX261120C07650000","bid":119.6,"bid_size":32.0,"ask":121.1,"ask_size":32.0,"iv":0.1412,"open_interest":496.0,"volume":100.0,"delta":0.2579,"gamma":0.0004,"vega":19.2982,"theta":-0.4768,"rho":12.3562,"theo":120.414,"change":2.8,"open":121.9,"high":121.9,"low":121.9,"tick":"down","last_trade_price":121.9,"last_trade_time":"2026-02-18T15:18:44","percent_change":2.35097,"prev_day_close":124.799999237061},{"option":"SPX261120P07650000","bid":743.2,"bid_size":2.0,"ask":749.5,"ask_size":3.0,"iv":0.1418,"open_interest":51.0,"volume":0.0,"delta":-0.7438,"gamma":0.0004,"vega":19.2982,"theta":-0.4106,"rho":-43.9957,"theo":745.5049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":700.52,"last_trade_time":"2026-01-08T14:29:18","percent_change":0.0,"prev_day_close":729.5},{"option":"SPX261120C07675000","bid":112.6,"bid_size":14.0,"ask":114.1,"ask_size":32.0,"iv":0.1402,"open_interest":250.0,"volume":0.0,"delta":0.2477,"gamma":0.0004,"vega":18.9157,"theta":-0.464,"rho":11.8773,"theo":113.5294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.2,"last_trade_time":"2026-02-11T12:15:41","percent_change":0.0,"prev_day_close":117.549999237061},{"option":"SPX261120P07675000","bid":760.0,"bid_size":2.0,"ask":766.8,"ask_size":3.0,"iv":0.1406,"open_interest":0.0,"volume":0.0,"delta":-0.7539,"gamma":0.0004,"vega":18.9157,"theta":-0.3953,"rho":-44.658,"theo":762.8972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":746.25},{"option":"SPX261120C07700000","bid":106.0,"bid_size":39.0,"ask":107.5,"ask_size":34.0,"iv":0.1393,"open_interest":623.0,"volume":0.0,"delta":0.2378,"gamma":0.0004,"vega":18.5224,"theta":-0.4511,"rho":11.4113,"theo":106.9624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.25,"last_trade_time":"2026-02-17T13:34:51","percent_change":0.0,"prev_day_close":110.75},{"option":"SPX261120P07700000","bid":778.0,"bid_size":2.0,"ask":784.5,"ask_size":3.0,"iv":0.1399,"open_interest":42.0,"volume":0.0,"delta":-0.7639,"gamma":0.0004,"vega":18.5224,"theta":-0.3798,"rho":-45.3074,"theo":780.6071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":762.92,"last_trade_time":"2025-12-05T09:56:49","percent_change":0.0,"prev_day_close":763.75},{"option":"SPX261120C07725000","bid":99.7,"bid_size":43.0,"ask":101.2,"ask_size":36.0,"iv":0.1385,"open_interest":626.0,"volume":2.0,"delta":0.228,"gamma":0.0004,"vega":18.1237,"theta":-0.4382,"rho":10.9596,"theo":100.7008,"change":10.12,"open":109.43,"high":109.57,"low":109.43,"tick":"up","last_trade_price":109.57,"last_trade_time":"2026-02-18T10:30:15","percent_change":10.176,"prev_day_close":104.25},{"option":"SPX261120P07725000","bid":795.5,"bid_size":2.0,"ask":802.8,"ask_size":3.0,"iv":0.1389,"open_interest":1.0,"volume":0.0,"delta":-0.7736,"gamma":0.0004,"vega":18.1237,"theta":-0.3644,"rho":-45.9424,"theo":798.6224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":800.9,"last_trade_time":"2026-01-21T13:51:58","percent_change":0.0,"prev_day_close":781.5},{"option":"SPX261120C07750000","bid":93.8,"bid_size":43.0,"ask":95.2,"ask_size":36.0,"iv":0.1377,"open_interest":225.0,"volume":0.0,"delta":0.2185,"gamma":0.0004,"vega":17.7197,"theta":-0.4252,"rho":10.5165,"theo":94.7341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.1,"last_trade_time":"2026-02-17T13:09:58","percent_change":0.0,"prev_day_close":98.0499992370606},{"option":"SPX261120P07750000","bid":814.3,"bid_size":2.0,"ask":821.2,"ask_size":3.0,"iv":0.1384,"open_interest":0.0,"volume":0.0,"delta":-0.7832,"gamma":0.0004,"vega":17.7197,"theta":-0.3488,"rho":-46.569,"theo":816.9327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":799.549987792969},{"option":"SPX261120C07775000","bid":88.1,"bid_size":17.0,"ask":89.5,"ask_size":18.0,"iv":0.1369,"open_interest":284.0,"volume":0.0,"delta":0.2091,"gamma":0.0004,"vega":17.3066,"theta":-0.4123,"rho":10.0759,"theo":89.056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.97,"last_trade_time":"2026-02-17T09:43:36","percent_change":0.0,"prev_day_close":92.2000007629394},{"option":"SPX261120P07775000","bid":832.4,"bid_size":2.0,"ask":839.8,"ask_size":3.0,"iv":0.1374,"open_interest":0.0,"volume":0.0,"delta":-0.7926,"gamma":0.0004,"vega":17.3066,"theta":-0.3333,"rho":-47.193,"theo":835.5315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":818.0},{"option":"SPX261120C07800000","bid":82.7,"bid_size":50.0,"ask":84.1,"ask_size":18.0,"iv":0.1361,"open_interest":2246.0,"volume":93.0,"delta":0.2,"gamma":0.0004,"vega":16.8812,"theta":-0.3993,"rho":9.6387,"theo":83.6613,"change":7.25,"open":90.4,"high":90.4,"low":89.9,"tick":"no_change","last_trade_price":89.9,"last_trade_time":"2026-02-18T10:35:05","percent_change":8.77193,"prev_day_close":86.6499977111816},{"option":"SPX261120P07800000","bid":851.7,"bid_size":2.0,"ask":858.7,"ask_size":3.0,"iv":0.1369,"open_interest":7.0,"volume":0.0,"delta":-0.8017,"gamma":0.0004,"vega":16.8812,"theta":-0.3178,"rho":-47.8135,"theo":854.4137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":769.8,"last_trade_time":"2026-02-10T11:30:01","percent_change":0.0,"prev_day_close":836.649993896484},{"option":"SPX261120C07825000","bid":77.6,"bid_size":54.0,"ask":79.0,"ask_size":20.0,"iv":0.1354,"open_interest":148.0,"volume":0.0,"delta":0.1911,"gamma":0.0003,"vega":16.4456,"theta":-0.3864,"rho":9.2125,"theo":78.5425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.02,"last_trade_time":"2026-02-17T15:16:06","percent_change":0.0,"prev_day_close":81.3500022888184},{"option":"SPX261120P07825000","bid":869.0,"bid_size":2.0,"ask":877.9,"ask_size":3.0,"iv":0.1355,"open_interest":0.0,"volume":0.0,"delta":-0.8106,"gamma":0.0003,"vega":16.4456,"theta":-0.3023,"rho":-48.4231,"theo":873.5718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":855.75},{"option":"SPX261120C07850000","bid":72.7,"bid_size":58.0,"ask":74.2,"ask_size":22.0,"iv":0.1347,"open_interest":322.0,"volume":159.0,"delta":0.1824,"gamma":0.0003,"vega":16.0063,"theta":-0.3736,"rho":8.8031,"theo":73.689,"change":3.85,"open":74.36,"high":76.65,"low":74.3,"tick":"no_change","last_trade_price":76.65,"last_trade_time":"2026-02-18T15:46:15","percent_change":5.28846,"prev_day_close":76.3500022888184},{"option":"SPX261120P07850000","bid":888.3,"bid_size":5.0,"ask":897.4,"ask_size":3.0,"iv":0.1348,"open_interest":0.0,"volume":0.0,"delta":-0.8193,"gamma":0.0003,"vega":16.0063,"theta":-0.2869,"rho":-49.0159,"theo":892.9953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":875.0},{"option":"SPX261120C07875000","bid":68.2,"bid_size":60.0,"ask":69.6,"ask_size":22.0,"iv":0.1341,"open_interest":31.0,"volume":0.0,"delta":0.174,"gamma":0.0003,"vega":15.5685,"theta":-0.3608,"rho":8.4088,"theo":69.0896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.3,"last_trade_time":"2026-02-13T12:23:36","percent_change":0.0,"prev_day_close":71.5999984741211},{"option":"SPX261120P07875000","bid":908.1,"bid_size":2.0,"ask":917.1,"ask_size":3.0,"iv":0.1342,"open_interest":0.0,"volume":0.0,"delta":-0.8277,"gamma":0.0003,"vega":15.5685,"theta":-0.2716,"rho":-49.5935,"theo":912.6727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.550018310547},{"option":"SPX261120C07900000","bid":64.0,"bid_size":61.0,"ask":65.3,"ask_size":23.0,"iv":0.1335,"open_interest":1717.0,"volume":0.0,"delta":0.1658,"gamma":0.0003,"vega":15.1315,"theta":-0.3482,"rho":8.0234,"theo":64.7357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.01,"last_trade_time":"2026-02-17T14:34:21","percent_change":0.0,"prev_day_close":67.1499977111816},{"option":"SPX261120P07900000","bid":929.3,"bid_size":2.0,"ask":937.1,"ask_size":3.0,"iv":0.134,"open_interest":0.0,"volume":0.0,"delta":-0.8359,"gamma":0.0003,"vega":15.1315,"theta":-0.2564,"rho":-50.1623,"theo":932.5957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.350006103516},{"option":"SPX261120C07950000","bid":56.2,"bid_size":46.0,"ask":57.4,"ask_size":49.0,"iv":0.1324,"open_interest":113.0,"volume":0.0,"delta":0.1502,"gamma":0.0003,"vega":14.2462,"theta":-0.3234,"rho":7.272,"theo":56.741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":57.68,"last_trade_time":"2026-02-17T13:47:37","percent_change":0.0,"prev_day_close":58.8500003814697},{"option":"SPX261120P07950000","bid":968.4,"bid_size":5.0,"ask":977.7,"ask_size":3.0,"iv":0.1323,"open_interest":0.0,"volume":0.0,"delta":-0.8514,"gamma":0.0003,"vega":14.2462,"theta":-0.2265,"rho":-51.2805,"theo":973.1549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":954.600006103516},{"option":"SPX261120C08000000","bid":49.1,"bid_size":48.0,"ask":50.3,"ask_size":56.0,"iv":0.1314,"open_interest":607.0,"volume":0.0,"delta":0.1357,"gamma":0.0003,"vega":13.3554,"theta":-0.2994,"rho":6.5778,"theo":49.6433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":47.9,"last_trade_time":"2026-02-17T13:21:26","percent_change":0.0,"prev_day_close":51.5499992370606},{"option":"SPX261120P08000000","bid":1012.1,"bid_size":2.0,"ask":1019.2,"ask_size":2.0,"iv":0.1323,"open_interest":9.0,"volume":0.0,"delta":-0.8659,"gamma":0.0003,"vega":13.3554,"theta":-0.1973,"rho":-52.3415,"theo":1014.611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1003.59,"last_trade_time":"2025-12-04T11:37:30","percent_change":0.0,"prev_day_close":995.850006103516},{"option":"SPX261120C08100000","bid":37.5,"bid_size":9.0,"ask":38.7,"ask_size":122.0,"iv":0.1298,"open_interest":569.0,"volume":100.0,"delta":0.1099,"gamma":0.0002,"vega":11.641,"theta":-0.2544,"rho":5.335,"theo":37.8358,"change":3.3,"open":41.0,"high":41.0,"low":41.0,"tick":"no_change","last_trade_price":41.0,"last_trade_time":"2026-02-18T14:07:34","percent_change":8.75332,"prev_day_close":39.3999996185303},{"option":"SPX261120P08100000","bid":1096.5,"bid_size":2.0,"ask":1104.1,"ask_size":2.0,"iv":0.1299,"open_interest":0.0,"volume":0.0,"delta":-0.8918,"gamma":0.0002,"vega":11.641,"theta":-0.1421,"rho":-54.3177,"theo":1099.9112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1080.89996337891},{"option":"SPX261120C08200000","bid":28.7,"bid_size":48.0,"ask":29.7,"ask_size":140.0,"iv":0.1286,"open_interest":664.0,"volume":8.0,"delta":0.0883,"gamma":0.0002,"vega":10.0285,"theta":-0.2143,"rho":4.2985,"theo":28.7689,"change":3.35,"open":31.49,"high":32.1,"low":31.49,"tick":"up","last_trade_price":32.1,"last_trade_time":"2026-02-18T12:16:26","percent_change":11.6522,"prev_day_close":30.0500001907349},{"option":"SPX261120P08200000","bid":1185.4,"bid_size":2.0,"ask":1192.7,"ask_size":2.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.9133,"gamma":0.0002,"vega":10.0285,"theta":-0.0916,"rho":-56.0878,"theo":1187.9519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1059.41,"last_trade_time":"2026-01-27T14:32:06","percent_change":0.0,"prev_day_close":1168.65002441406},{"option":"SPX261120C08300000","bid":21.8,"bid_size":11.0,"ask":22.8,"ask_size":158.0,"iv":0.1278,"open_interest":310.0,"volume":164.0,"delta":0.0707,"gamma":0.0002,"vega":8.5653,"theta":-0.1794,"rho":3.439,"theo":21.9061,"change":1.0,"open":24.04,"high":24.45,"low":22.43,"tick":"no_change","last_trade_price":22.95,"last_trade_time":"2026-02-18T15:46:15","percent_change":4.55581,"prev_day_close":22.9499998092651},{"option":"SPX261120P08300000","bid":1275.6,"bid_size":2.0,"ask":1283.5,"ask_size":2.0,"iv":0.1292,"open_interest":0.0,"volume":0.0,"delta":-0.931,"gamma":0.0002,"vega":8.5653,"theta":-0.0465,"rho":-57.6808,"theo":1278.1969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1145.61,"last_trade_time":"2026-01-27T14:32:06","percent_change":0.0,"prev_day_close":1258.70001220703},{"option":"SPX261120C08400000","bid":16.7,"bid_size":52.0,"ask":17.5,"ask_size":132.0,"iv":0.1274,"open_interest":89.0,"volume":0.0,"delta":0.0565,"gamma":0.0001,"vega":7.2827,"theta":-0.1498,"rho":2.747,"theo":16.7546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.39,"last_trade_time":"2026-02-13T14:19:22","percent_change":0.0,"prev_day_close":17.5},{"option":"SPX261120P08400000","bid":1366.4,"bid_size":2.0,"ask":1374.8,"ask_size":2.0,"iv":0.1275,"open_interest":2.0,"volume":0.0,"delta":-0.9452,"gamma":0.0001,"vega":7.2827,"theta":-0.0066,"rho":-59.1063,"theo":1370.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1365.5,"last_trade_time":"2025-11-10T09:50:39","percent_change":0.0,"prev_day_close":1350.25},{"option":"SPX261120C08500000","bid":12.7,"bid_size":14.0,"ask":13.5,"ask_size":165.0,"iv":0.1272,"open_interest":367.0,"volume":0.0,"delta":0.0452,"gamma":0.0001,"vega":6.1673,"theta":-0.1251,"rho":2.201,"theo":12.905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.0,"last_trade_time":"2026-02-17T10:48:02","percent_change":0.0,"prev_day_close":13.4499998092651},{"option":"SPX261120P08500000","bid":1460.5,"bid_size":2.0,"ask":1468.9,"ask_size":2.0,"iv":0.1295,"open_interest":0.0,"volume":0.0,"delta":-0.9565,"gamma":0.0001,"vega":6.1673,"theta":0.0,"rho":-60.3858,"theo":1463.4111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1443.25},{"option":"SPX261120C08600000","bid":9.8,"bid_size":55.0,"ask":10.5,"ask_size":186.0,"iv":0.1274,"open_interest":735.0,"volume":2.0,"delta":0.0363,"gamma":0.0001,"vega":5.2206,"theta":-0.1046,"rho":1.762,"theo":10.0191,"change":0.5,"open":10.96,"high":10.96,"low":10.45,"tick":"down","last_trade_price":10.45,"last_trade_time":"2026-02-18T16:06:51","percent_change":5.02513,"prev_day_close":10.3500003814697},{"option":"SPX261120P08600000","bid":1552.8,"bid_size":2.0,"ask":1563.2,"ask_size":2.0,"iv":0.1279,"open_interest":1.0,"volume":1.0,"delta":-0.9654,"gamma":0.0001,"vega":5.2206,"theta":0.0,"rho":-61.5583,"theo":1557.6328,"change":-28.19,"open":1535.51,"high":1535.51,"low":1535.51,"tick":"down","last_trade_price":1535.51,"last_trade_time":"2026-02-18T16:06:51","percent_change":-1.80278,"prev_day_close":1537.35003662109},{"option":"SPX261120C08800000","bid":5.7,"bid_size":270.0,"ask":6.4,"ask_size":249.0,"iv":0.1279,"open_interest":772.0,"volume":1.0,"delta":0.0236,"gamma":0.0001,"vega":3.7386,"theta":-0.0735,"rho":1.1453,"theo":6.1802,"change":0.71,"open":6.66,"high":6.66,"low":6.66,"tick":"up","last_trade_price":6.66,"last_trade_time":"2026-02-18T11:17:20","percent_change":11.9328,"prev_day_close":6.20000004768372},{"option":"SPX261120P08800000","bid":1742.9,"bid_size":2.0,"ask":1752.9,"ask_size":2.0,"iv":0.128,"open_interest":0.0,"volume":0.0,"delta":-0.9781,"gamma":0.0001,"vega":3.7386,"theta":0.0,"rho":-63.6421,"theo":1748.0093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1727.65002441406},{"option":"SPX261120C09000000","bid":3.4,"bid_size":250.0,"ask":4.0,"ask_size":271.0,"iv":0.1291,"open_interest":290.0,"volume":0.0,"delta":0.0156,"gamma":0.0,"vega":2.6828,"theta":-0.0521,"rho":0.754,"theo":3.9094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.65,"last_trade_time":"2026-02-17T13:21:26","percent_change":0.0,"prev_day_close":3.75},{"option":"SPX261120P09000000","bid":1934.6,"bid_size":2.0,"ask":1945.0,"ask_size":2.0,"iv":0.1294,"open_interest":0.0,"volume":0.0,"delta":-0.9861,"gamma":0.0,"vega":2.6828,"theta":0.0,"rho":-65.5004,"theo":1939.9539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1865.72,"last_trade_time":"2025-10-31T14:54:34","percent_change":0.0,"prev_day_close":1919.0},{"option":"SPX261120C09200000","bid":2.05,"bid_size":254.0,"ask":2.5,"ask_size":164.0,"iv":0.1306,"open_interest":107.0,"volume":0.0,"delta":0.0104,"gamma":0.0,"vega":1.9316,"theta":-0.0371,"rho":0.5027,"theo":2.5246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-10T14:28:50","percent_change":0.0,"prev_day_close":2.29999995231628},{"option":"SPX261120P09200000","bid":2127.2,"bid_size":2.0,"ask":2138.4,"ask_size":2.0,"iv":0.1323,"open_interest":1.0,"volume":0.0,"delta":-0.9913,"gamma":0.0,"vega":1.9316,"theta":0.0,"rho":-67.2187,"theo":2132.7844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2221.08,"last_trade_time":"2025-11-25T10:27:15","percent_change":0.0,"prev_day_close":2112.15002441406},{"option":"SPX261120C09400000","bid":1.25,"bid_size":171.0,"ask":1.65,"ask_size":188.0,"iv":0.1325,"open_interest":17.0,"volume":0.0,"delta":0.0071,"gamma":0.0,"vega":1.4014,"theta":-0.0268,"rho":0.3409,"theo":1.6681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-17T10:48:02","percent_change":0.0,"prev_day_close":1.47499996423721},{"option":"SPX261120P09400000","bid":2319.9,"bid_size":2.0,"ask":2332.0,"ask_size":2.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.9946,"gamma":0.0,"vega":1.4014,"theta":0.0,"rho":-68.8475,"theo":2326.1432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2305.0},{"option":"SPX261218C00200000","bid":6587.0,"bid_size":1.0,"ask":6626.9,"ask_size":1.0,"iv":1.65,"open_interest":249.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.019,"theta":0.0,"rho":1.8988,"theo":6603.1653,"change":43.6001,"open":6643.0,"high":6643.0,"low":6643.0,"tick":"up","last_trade_price":6643.0,"last_trade_time":"2026-02-18T10:08:40","percent_change":0.660668,"prev_day_close":6625.65014648438},{"option":"SPX261218P00200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":10.0,"iv":1.1425,"open_interest":3576.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.019,"theta":-0.0035,"rho":-0.0056,"theo":0.1674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T10:38:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPX261218C00400000","bid":6393.4,"bid_size":1.0,"ask":6433.3,"ask_size":1.0,"iv":1.2972,"open_interest":122.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0422,"theta":0.0,"rho":3.5032,"theo":6409.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6483.33,"last_trade_time":"2026-01-30T15:40:30","percent_change":0.0,"prev_day_close":6432.39990234375},{"option":"SPX261218P00400000","bid":0.05,"bid_size":150.0,"ask":0.3,"ask_size":39.0,"iv":0.9652,"open_interest":2635.0,"volume":1.0,"delta":-0.0002,"gamma":0.0,"vega":0.0422,"theta":-0.0066,"rho":-0.0125,"theo":0.3297,"change":0.05,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T11:24:03","percent_change":33.3333,"prev_day_close":0.150000000372529},{"option":"SPX261218C00600000","bid":6200.0,"bid_size":1.0,"ask":6239.8,"ask_size":1.0,"iv":1.1091,"open_interest":131.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0726,"theta":0.0,"rho":5.1052,"theo":6216.1776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6334.64,"last_trade_time":"2026-01-09T15:39:54","percent_change":0.0,"prev_day_close":6239.09985351562},{"option":"SPX261218P00600000","bid":0.2,"bid_size":128.0,"ask":0.5,"ask_size":36.0,"iv":0.8693,"open_interest":6466.0,"volume":16.0,"delta":-0.0003,"gamma":0.0,"vega":0.0726,"theta":-0.01,"rho":-0.0217,"theo":0.5278,"change":-0.015,"open":0.3,"high":0.35,"low":0.3,"tick":"down","last_trade_price":0.31,"last_trade_time":"2026-02-18T13:54:02","percent_change":-4.61538,"prev_day_close":0.350000001490116},{"option":"SPX261218C00800000","bid":6006.4,"bid_size":1.0,"ask":6046.4,"ask_size":1.0,"iv":0.979,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1124,"theta":0.0,"rho":6.7041,"theo":6022.758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6045.25},{"option":"SPX261218P00800000","bid":0.5,"bid_size":120.0,"ask":0.85,"ask_size":35.0,"iv":0.8086,"open_interest":3727.0,"volume":10.0,"delta":-0.0005,"gamma":0.0,"vega":0.1125,"theta":-0.0141,"rho":-0.0342,"theo":0.782,"change":-0.065,"open":0.61,"high":0.61,"low":0.61,"tick":"down","last_trade_price":0.61,"last_trade_time":"2026-02-18T13:54:02","percent_change":-9.62963,"prev_day_close":0.700000017881394},{"option":"SPX261218C01000000","bid":5825.2,"bid_size":10.0,"ask":5838.8,"ask_size":10.0,"iv":0.8583,"open_interest":3363.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1664,"theta":0.0,"rho":8.2978,"theo":5829.4292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5914.36,"last_trade_time":"2026-02-11T12:14:32","percent_change":0.0,"prev_day_close":5850.35009765625},{"option":"SPX261218P01000000","bid":0.95,"bid_size":326.0,"ask":1.35,"ask_size":219.0,"iv":0.7604,"open_interest":11186.0,"volume":10.0,"delta":-0.0008,"gamma":0.0,"vega":0.1664,"theta":-0.0193,"rho":-0.0517,"theo":1.1257,"change":-0.02,"open":1.08,"high":1.08,"low":1.08,"tick":"no_change","last_trade_price":1.08,"last_trade_time":"2026-02-18T12:06:19","percent_change":-1.81818,"prev_day_close":1.12499997019768},{"option":"SPX261218C01200000","bid":5628.6,"bid_size":2.0,"ask":5650.3,"ask_size":2.0,"iv":0.8021,"open_interest":14.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2395,"theta":0.0,"rho":9.8847,"theo":5636.2335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5595.25,"last_trade_time":"2026-02-05T14:08:09","percent_change":0.0,"prev_day_close":5658.35009765625},{"option":"SPX261218P01200000","bid":1.55,"bid_size":308.0,"ask":1.95,"ask_size":325.0,"iv":0.718,"open_interest":2986.0,"volume":21.0,"delta":-0.0011,"gamma":0.0,"vega":0.2394,"theta":-0.0261,"rho":-0.0761,"theo":1.6032,"change":-0.015,"open":1.66,"high":1.66,"low":1.66,"tick":"no_change","last_trade_price":1.66,"last_trade_time":"2026-02-18T14:28:20","percent_change":-0.895523,"prev_day_close":1.67500001192093},{"option":"SPX261218C01400000","bid":5436.1,"bid_size":2.0,"ask":5457.1,"ask_size":2.0,"iv":0.7468,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.3372,"theta":0.0,"rho":11.4618,"theo":5443.2165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5348.43,"last_trade_time":"2025-10-10T10:18:03","percent_change":0.0,"prev_day_close":5465.10009765625},{"option":"SPX261218P01400000","bid":2.25,"bid_size":318.0,"ask":2.7,"ask_size":337.0,"iv":0.6795,"open_interest":4024.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.3372,"theta":-0.0349,"rho":-0.1103,"theo":2.2606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.45,"last_trade_time":"2026-02-13T11:27:24","percent_change":0.0,"prev_day_close":2.39999997615814},{"option":"SPX261218C01600000","bid":5241.5,"bid_size":2.0,"ask":5262.0,"ask_size":2.0,"iv":0.6668,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.464,"theta":0.0,"rho":13.0275,"theo":5250.415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5272.10009765625},{"option":"SPX261218P01600000","bid":3.1,"bid_size":328.0,"ask":3.6,"ask_size":325.0,"iv":0.6453,"open_interest":8469.0,"volume":6.0,"delta":-0.0024,"gamma":0.0,"vega":0.4638,"theta":-0.0457,"rho":-0.1558,"theo":3.1321,"change":-0.19,"open":3.11,"high":3.11,"low":3.11,"tick":"no_change","last_trade_price":3.11,"last_trade_time":"2026-02-18T11:53:12","percent_change":-5.75757,"prev_day_close":3.29999995231628},{"option":"SPX261218C01800000","bid":5049.2,"bid_size":2.0,"ask":5069.2,"ask_size":2.0,"iv":0.632,"open_interest":9.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.622,"theta":0.0,"rho":14.5791,"theo":5057.8598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4442.73,"last_trade_time":"2025-07-02T11:12:22","percent_change":0.0,"prev_day_close":5080.10009765625},{"option":"SPX261218P01800000","bid":4.2,"bid_size":360.0,"ask":4.7,"ask_size":380.0,"iv":0.6149,"open_interest":2191.0,"volume":9.0,"delta":-0.0033,"gamma":0.0,"vega":0.6217,"theta":-0.0587,"rho":-0.2154,"theo":4.2494,"change":0.03,"open":4.19,"high":4.33,"low":4.19,"tick":"no_change","last_trade_price":4.33,"last_trade_time":"2026-02-18T14:28:20","percent_change":0.697676,"prev_day_close":4.34999990463257},{"option":"SPX261218C02000000","bid":4861.6,"bid_size":10.0,"ask":4875.0,"ask_size":10.0,"iv":0.6157,"open_interest":2123.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.8144,"theta":0.0,"rho":16.1159,"theo":4865.5663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4871.75,"last_trade_time":"2026-02-17T14:19:00","percent_change":0.0,"prev_day_close":4886.60009765625},{"option":"SPX261218P02000000","bid":5.5,"bid_size":342.0,"ask":6.0,"ask_size":167.0,"iv":0.5867,"open_interest":28799.0,"volume":7.0,"delta":-0.0044,"gamma":0.0,"vega":0.8144,"theta":-0.0737,"rho":-0.2901,"theo":5.6317,"change":-0.27,"open":5.5,"high":5.5,"low":5.38,"tick":"no_change","last_trade_price":5.38,"last_trade_time":"2026-02-18T12:06:19","percent_change":-4.77876,"prev_day_close":5.65000009536743},{"option":"SPX261218C02200000","bid":4665.4,"bid_size":2.0,"ask":4685.9,"ask_size":2.0,"iv":0.5801,"open_interest":2.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":1.0409,"theta":0.0,"rho":17.6354,"theo":4673.5476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3431.65,"last_trade_time":"2025-04-01T10:22:18","percent_change":0.0,"prev_day_close":4696.09985351562},{"option":"SPX261218P02200000","bid":7.1,"bid_size":313.0,"ask":7.6,"ask_size":162.0,"iv":0.5614,"open_interest":29799.0,"volume":115.0,"delta":-0.0058,"gamma":0.0,"vega":1.0407,"theta":-0.0904,"rho":-0.3818,"theo":7.2852,"change":-0.25,"open":6.9,"high":6.9,"low":6.9,"tick":"no_change","last_trade_price":6.9,"last_trade_time":"2026-02-18T13:21:12","percent_change":-3.4965,"prev_day_close":7.25},{"option":"SPX261218C02400000","bid":4473.8,"bid_size":2.0,"ask":4492.1,"ask_size":2.0,"iv":0.5463,"open_interest":30.0,"volume":0.0,"delta":0.9942,"gamma":0.0,"vega":1.3025,"theta":0.0,"rho":19.1381,"theo":4481.8021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3631.14,"last_trade_time":"2025-01-08T11:54:45","percent_change":0.0,"prev_day_close":4503.84985351562},{"option":"SPX261218P02400000","bid":8.9,"bid_size":320.0,"ask":9.5,"ask_size":319.0,"iv":0.5374,"open_interest":3636.0,"volume":55.0,"delta":-0.0075,"gamma":0.0,"vega":1.302,"theta":-0.1087,"rho":-0.4902,"theo":9.2115,"change":-0.35,"open":8.6,"high":8.6,"low":8.6,"tick":"no_change","last_trade_price":8.6,"last_trade_time":"2026-02-18T10:59:07","percent_change":-3.91062,"prev_day_close":9.0},{"option":"SPX261218C02500000","bid":4378.1,"bid_size":2.0,"ask":4396.2,"ask_size":2.0,"iv":0.5339,"open_interest":4.0,"volume":0.0,"delta":0.9932,"gamma":0.0,"vega":1.4482,"theta":0.0,"rho":19.8815,"theo":4386.0325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4486.37,"last_trade_time":"2026-01-16T11:25:55","percent_change":0.0,"prev_day_close":4408.09985351562},{"option":"SPX261218P02500000","bid":10.0,"bid_size":295.0,"ask":10.5,"ask_size":136.0,"iv":0.5259,"open_interest":38600.0,"volume":55.0,"delta":-0.0084,"gamma":0.0,"vega":1.4482,"theta":-0.1183,"rho":-0.5526,"theo":10.2822,"change":-0.35,"open":9.5,"high":9.6,"low":9.5,"tick":"up","last_trade_price":9.6,"last_trade_time":"2026-02-18T12:19:23","percent_change":-3.51759,"prev_day_close":10.0},{"option":"SPX261218C02600000","bid":4282.6,"bid_size":2.0,"ask":4300.3,"ask_size":2.0,"iv":0.5221,"open_interest":273.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":1.6016,"theta":0.0,"rho":20.6201,"theo":4290.3328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4058.64,"last_trade_time":"2025-09-11T13:04:27","percent_change":0.0,"prev_day_close":4312.30004882812},{"option":"SPX261218P02600000","bid":11.1,"bid_size":294.0,"ask":11.7,"ask_size":319.0,"iv":0.5149,"open_interest":6090.0,"volume":102.0,"delta":-0.0094,"gamma":0.0,"vega":1.6016,"theta":-0.1282,"rho":-0.6197,"theo":11.4193,"change":-0.15,"open":10.45,"high":10.9,"low":10.45,"tick":"no_change","last_trade_price":10.9,"last_trade_time":"2026-02-18T13:51:47","percent_change":-1.35746,"prev_day_close":11.0499997138977},{"option":"SPX261218C02700000","bid":4187.0,"bid_size":2.0,"ask":4204.4,"ask_size":2.0,"iv":0.5099,"open_interest":1.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":1.7625,"theta":0.0,"rho":21.3545,"theo":4194.7016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3857.54,"last_trade_time":"2025-08-22T11:46:05","percent_change":0.0,"prev_day_close":4216.65014648438},{"option":"SPX261218P02700000","bid":12.3,"bid_size":271.0,"ask":12.9,"ask_size":313.0,"iv":0.504,"open_interest":42716.0,"volume":6.0,"delta":-0.0106,"gamma":0.0,"vega":1.7624,"theta":-0.1383,"rho":-0.6909,"theo":12.6237,"change":-0.43,"open":11.7,"high":11.78,"low":11.7,"tick":"down","last_trade_price":11.77,"last_trade_time":"2026-02-18T11:43:45","percent_change":-3.52459,"prev_day_close":12.25},{"option":"SPX261218C02800000","bid":4091.6,"bid_size":2.0,"ask":4108.8,"ask_size":2.0,"iv":0.499,"open_interest":79.0,"volume":0.0,"delta":0.9899,"gamma":0.0,"vega":1.9335,"theta":0.0,"rho":22.0839,"theo":4099.1376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3947.73,"last_trade_time":"2025-10-14T12:43:46","percent_change":0.0,"prev_day_close":4120.34985351562},{"option":"SPX261218P02800000","bid":13.5,"bid_size":284.0,"ask":14.2,"ask_size":317.0,"iv":0.4932,"open_interest":23734.0,"volume":0.0,"delta":-0.0117,"gamma":0.0,"vega":1.9333,"theta":-0.1487,"rho":-0.7671,"theo":13.8965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":13.25,"last_trade_time":"2026-02-17T14:32:48","percent_change":0.0,"prev_day_close":13.4500002861023},{"option":"SPX261218C02900000","bid":3996.2,"bid_size":2.0,"ask":4013.2,"ask_size":2.0,"iv":0.4879,"open_interest":1.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":2.116,"theta":0.0,"rho":22.8071,"theo":4003.6423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3899.12,"last_trade_time":"2025-12-17T12:48:57","percent_change":0.0,"prev_day_close":4024.75},{"option":"SPX261218P02900000","bid":14.9,"bid_size":219.0,"ask":15.5,"ask_size":141.0,"iv":0.4826,"open_interest":1210.0,"volume":0.0,"delta":-0.013,"gamma":0.0,"vega":2.116,"theta":-0.1592,"rho":-0.8497,"theo":15.2393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.61,"last_trade_time":"2026-02-13T12:47:15","percent_change":0.0,"prev_day_close":14.75},{"option":"SPX261218C03000000","bid":3903.9,"bid_size":10.0,"ask":3917.3,"ask_size":10.0,"iv":0.4826,"open_interest":1455.0,"volume":0.0,"delta":0.9873,"gamma":0.0,"vega":2.3092,"theta":0.0,"rho":23.5235,"theo":3908.2186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4015.0,"last_trade_time":"2026-01-13T14:53:47","percent_change":0.0,"prev_day_close":3928.75},{"option":"SPX261218P03000000","bid":16.3,"bid_size":150.0,"ask":16.9,"ask_size":194.0,"iv":0.4721,"open_interest":8864.0,"volume":102.0,"delta":-0.0144,"gamma":0.0,"vega":2.309,"theta":-0.1699,"rho":-0.9388,"theo":16.6509,"change":-0.51,"open":15.59,"high":15.64,"low":15.59,"tick":"up","last_trade_price":15.64,"last_trade_time":"2026-02-18T11:27:36","percent_change":-3.15789,"prev_day_close":16.1499996185303},{"option":"SPX261218C03100000","bid":3805.5,"bid_size":2.0,"ask":3822.1,"ask_size":2.0,"iv":0.4658,"open_interest":0.0,"volume":0.0,"delta":0.9858,"gamma":0.0,"vega":2.5108,"theta":0.0,"rho":24.2338,"theo":3812.8697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3834.15002441406},{"option":"SPX261218P03100000","bid":17.8,"bid_size":144.0,"ask":18.4,"ask_size":194.0,"iv":0.4619,"open_interest":1713.0,"volume":0.0,"delta":-0.0159,"gamma":0.0,"vega":2.5106,"theta":-0.1808,"rho":-1.0342,"theo":18.1387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.32,"last_trade_time":"2026-02-17T10:12:19","percent_change":0.0,"prev_day_close":17.6499996185303},{"option":"SPX261218C03200000","bid":3711.2,"bid_size":2.0,"ask":3725.3,"ask_size":2.0,"iv":0.4543,"open_interest":9.0,"volume":1.0,"delta":0.9842,"gamma":0.0,"vega":2.721,"theta":0.0,"rho":24.9386,"theo":3717.5975,"change":45.0,"open":3756.9,"high":3756.9,"low":3756.9,"tick":"up","last_trade_price":3756.9,"last_trade_time":"2026-02-18T10:08:40","percent_change":1.21232,"prev_day_close":3738.59997558594},{"option":"SPX261218P03200000","bid":19.3,"bid_size":259.0,"ask":19.9,"ask_size":148.0,"iv":0.4514,"open_interest":13026.0,"volume":13.0,"delta":-0.0174,"gamma":0.0,"vega":2.7207,"theta":-0.1919,"rho":-1.1349,"theo":19.7032,"change":-0.09,"open":18.4,"high":19.06,"low":18.4,"tick":"no_change","last_trade_price":19.06,"last_trade_time":"2026-02-18T13:54:05","percent_change":-0.469972,"prev_day_close":19.1999998092651},{"option":"SPX261218C03300000","bid":3616.3,"bid_size":2.0,"ask":3630.1,"ask_size":2.0,"iv":0.4445,"open_interest":58.0,"volume":0.0,"delta":0.9825,"gamma":0.0,"vega":2.9425,"theta":0.0,"rho":25.6372,"theo":3622.4052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3006.8,"last_trade_time":"2024-12-16T10:00:44","percent_change":0.0,"prev_day_close":3643.34997558594},{"option":"SPX261218P03300000","bid":21.0,"bid_size":118.0,"ask":21.6,"ask_size":159.0,"iv":0.4416,"open_interest":20491.0,"volume":1.0,"delta":-0.0191,"gamma":0.0,"vega":2.9425,"theta":-0.2032,"rho":-1.2421,"theo":21.3496,"change":-0.8,"open":20.0,"high":20.0,"low":20.0,"tick":"down","last_trade_price":20.0,"last_trade_time":"2026-02-18T10:48:14","percent_change":-3.84615,"prev_day_close":20.8000001907349},{"option":"SPX261218C03400000","bid":3521.3,"bid_size":2.0,"ask":3534.9,"ask_size":2.0,"iv":0.4344,"open_interest":5.0,"volume":0.0,"delta":0.9807,"gamma":0.0,"vega":3.1785,"theta":0.0,"rho":26.3276,"theo":3527.2989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2667.28,"last_trade_time":"2025-05-13T12:54:46","percent_change":0.0,"prev_day_close":3548.25},{"option":"SPX261218P03400000","bid":22.7,"bid_size":128.0,"ask":23.3,"ask_size":119.0,"iv":0.4316,"open_interest":6054.0,"volume":104.0,"delta":-0.0209,"gamma":0.0,"vega":3.1782,"theta":-0.2146,"rho":-1.3573,"theo":23.078,"change":-0.22,"open":21.82,"high":22.28,"low":21.75,"tick":"no_change","last_trade_price":22.28,"last_trade_time":"2026-02-18T14:00:55","percent_change":-0.977778,"prev_day_close":22.5},{"option":"SPX261218C03500000","bid":3426.4,"bid_size":2.0,"ask":3439.8,"ask_size":2.0,"iv":0.4245,"open_interest":26.0,"volume":0.0,"delta":0.9788,"gamma":0.0,"vega":3.4291,"theta":0.0,"rho":27.0081,"theo":3432.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3302.96,"last_trade_time":"2025-11-07T09:59:44","percent_change":0.0,"prev_day_close":3453.30004882812},{"option":"SPX261218P03500000","bid":24.5,"bid_size":125.0,"ask":25.1,"ask_size":129.0,"iv":0.4218,"open_interest":38418.0,"volume":1.0,"delta":-0.0229,"gamma":0.0,"vega":3.4288,"theta":-0.2262,"rho":-1.4823,"theo":24.9047,"change":-1.0,"open":23.3,"high":23.3,"low":23.3,"tick":"down","last_trade_price":23.3,"last_trade_time":"2026-02-18T10:49:25","percent_change":-4.11523,"prev_day_close":24.3000001907349},{"option":"SPX261218C03600000","bid":3331.7,"bid_size":2.0,"ask":3344.8,"ask_size":2.0,"iv":0.4148,"open_interest":103.0,"volume":0.0,"delta":0.9767,"gamma":0.0,"vega":3.6926,"theta":0.0,"rho":27.6788,"theo":3337.3876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3265.65,"last_trade_time":"2025-12-16T13:10:19","percent_change":0.0,"prev_day_close":3358.40002441406},{"option":"SPX261218P03600000","bid":26.4,"bid_size":178.0,"ask":27.1,"ask_size":113.0,"iv":0.4122,"open_interest":3411.0,"volume":18.0,"delta":-0.025,"gamma":0.0,"vega":3.6923,"theta":-0.2381,"rho":-1.6172,"theo":26.8399,"change":0.4,"open":25.3,"high":26.6,"low":25.27,"tick":"up","last_trade_price":26.6,"last_trade_time":"2026-02-18T14:55:21","percent_change":1.52672,"prev_day_close":26.1999998092651},{"option":"SPX261218C03700000","bid":3237.1,"bid_size":2.0,"ask":3250.7,"ask_size":2.0,"iv":0.4063,"open_interest":261.0,"volume":0.0,"delta":0.9744,"gamma":0.0,"vega":3.9681,"theta":0.0,"rho":28.3404,"theo":3242.6075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3262.28,"last_trade_time":"2025-12-08T11:42:48","percent_change":0.0,"prev_day_close":3262.90002441406},{"option":"SPX261218P03700000","bid":28.4,"bid_size":257.0,"ask":29.1,"ask_size":101.0,"iv":0.4026,"open_interest":3297.0,"volume":0.0,"delta":-0.0272,"gamma":0.0,"vega":3.9677,"theta":-0.2502,"rho":-1.7613,"theo":28.8964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.92,"last_trade_time":"2026-02-13T12:46:27","percent_change":0.0,"prev_day_close":28.1999998092651},{"option":"SPX261218C03800000","bid":3142.6,"bid_size":2.0,"ask":3155.9,"ask_size":2.0,"iv":0.3968,"open_interest":370.0,"volume":0.0,"delta":0.972,"gamma":0.0,"vega":4.2585,"theta":0.0,"rho":28.9923,"theo":3147.9624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3194.2,"last_trade_time":"2026-02-04T16:02:12","percent_change":0.0,"prev_day_close":3168.25},{"option":"SPX261218P03800000","bid":30.6,"bid_size":219.0,"ask":31.4,"ask_size":109.0,"iv":0.3935,"open_interest":3664.0,"volume":2.0,"delta":-0.0297,"gamma":0.0,"vega":4.2585,"theta":-0.2627,"rho":-1.9153,"theo":31.091,"change":-0.84,"open":29.56,"high":29.56,"low":29.56,"tick":"down","last_trade_price":29.56,"last_trade_time":"2026-02-18T12:02:16","percent_change":-2.76316,"prev_day_close":30.3500003814697},{"option":"SPX261218C03850000","bid":3095.4,"bid_size":2.0,"ask":3108.6,"ask_size":2.0,"iv":0.3921,"open_interest":20.0,"volume":0.0,"delta":0.9707,"gamma":0.0,"vega":4.411,"theta":0.0,"rho":29.3138,"theo":3100.6956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1506.1,"last_trade_time":"2025-04-08T14:49:16","percent_change":0.0,"prev_day_close":3120.94995117188},{"option":"SPX261218P03850000","bid":31.8,"bid_size":209.0,"ask":32.5,"ask_size":98.0,"iv":0.3889,"open_interest":1420.0,"volume":0.0,"delta":-0.031,"gamma":0.0,"vega":4.411,"theta":-0.2691,"rho":-1.9966,"theo":32.2427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.84,"last_trade_time":"2026-02-05T12:06:15","percent_change":0.0,"prev_day_close":31.5},{"option":"SPX261218C03900000","bid":3048.2,"bid_size":2.0,"ask":3061.3,"ask_size":4.0,"iv":0.3874,"open_interest":455.0,"volume":0.0,"delta":0.9693,"gamma":0.0,"vega":4.5691,"theta":0.0,"rho":29.6317,"theo":3053.4696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3041.95,"last_trade_time":"2025-10-24T09:47:04","percent_change":0.0,"prev_day_close":3073.69995117188},{"option":"SPX261218P03900000","bid":32.9,"bid_size":252.0,"ask":33.8,"ask_size":148.0,"iv":0.3844,"open_interest":2623.0,"volume":22.0,"delta":-0.0323,"gamma":0.0,"vega":4.5691,"theta":-0.2756,"rho":-2.0815,"theo":33.4352,"change":-1.2,"open":31.41,"high":31.5,"low":31.41,"tick":"up","last_trade_price":31.5,"last_trade_time":"2026-02-18T13:07:08","percent_change":-3.66973,"prev_day_close":32.6499996185303},{"option":"SPX261218C03950000","bid":3001.2,"bid_size":2.0,"ask":3013.0,"ask_size":2.0,"iv":0.3819,"open_interest":65.0,"volume":0.0,"delta":0.9679,"gamma":0.0,"vega":4.733,"theta":0.0,"rho":29.9455,"theo":3006.2877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1424.0,"last_trade_time":"2025-04-08T14:48:25","percent_change":0.0,"prev_day_close":3026.54992675781},{"option":"SPX261218P03950000","bid":34.2,"bid_size":206.0,"ask":35.0,"ask_size":98.0,"iv":0.3799,"open_interest":671.0,"volume":0.0,"delta":-0.0337,"gamma":0.0,"vega":4.733,"theta":-0.2821,"rho":-2.1705,"theo":34.6716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.1,"last_trade_time":"2026-02-12T13:17:26","percent_change":0.0,"prev_day_close":33.8999996185303},{"option":"SPX261218C04000000","bid":2954.8,"bid_size":12.0,"ask":2967.3,"ask_size":12.0,"iv":0.3796,"open_interest":64411.0,"volume":0.0,"delta":0.9664,"gamma":0.0,"vega":4.9028,"theta":0.0,"rho":30.255,"theo":2959.1532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2972.64,"last_trade_time":"2026-02-13T12:03:14","percent_change":0.0,"prev_day_close":2979.34997558594},{"option":"SPX261218P04000000","bid":35.5,"bid_size":208.0,"ask":36.3,"ask_size":99.0,"iv":0.3755,"open_interest":75783.0,"volume":100.0,"delta":-0.0352,"gamma":0.0,"vega":4.9028,"theta":-0.2888,"rho":-2.2639,"theo":35.9555,"change":-1.18,"open":34.07,"high":34.07,"low":34.07,"tick":"no_change","last_trade_price":34.07,"last_trade_time":"2026-02-18T11:27:01","percent_change":-3.34752,"prev_day_close":35.1000003814697},{"option":"SPX261218C04050000","bid":2907.1,"bid_size":2.0,"ask":2919.7,"ask_size":2.0,"iv":0.374,"open_interest":10.0,"volume":0.0,"delta":0.9649,"gamma":0.0,"vega":5.078,"theta":0.0,"rho":30.5598,"theo":2912.0699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2865.8,"last_trade_time":"2026-02-05T10:42:03","percent_change":0.0,"prev_day_close":2932.25},{"option":"SPX261218P04050000","bid":36.8,"bid_size":234.0,"ask":37.7,"ask_size":125.0,"iv":0.3712,"open_interest":2418.0,"volume":0.0,"delta":-0.0367,"gamma":0.0,"vega":5.078,"theta":-0.2956,"rho":-2.3618,"theo":37.2907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.45,"last_trade_time":"2026-02-10T13:22:33","percent_change":0.0,"prev_day_close":36.3999996185303},{"option":"SPX261218C04100000","bid":2859.5,"bid_size":2.0,"ask":2872.9,"ask_size":2.0,"iv":0.3692,"open_interest":828.0,"volume":0.0,"delta":0.9633,"gamma":0.0,"vega":5.2583,"theta":0.0,"rho":30.8602,"theo":2865.0417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2809.2,"last_trade_time":"2026-02-05T15:50:01","percent_change":0.0,"prev_day_close":2885.20007324219},{"option":"SPX261218P04100000","bid":38.2,"bid_size":207.0,"ask":39.1,"ask_size":122.0,"iv":0.3669,"open_interest":4324.0,"volume":0.0,"delta":-0.0383,"gamma":0.0,"vega":5.2583,"theta":-0.3026,"rho":-2.4643,"theo":38.6809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":39.22,"last_trade_time":"2026-02-17T12:59:47","percent_change":0.0,"prev_day_close":37.75},{"option":"SPX261218C04125000","bid":2836.0,"bid_size":2.0,"ask":2849.1,"ask_size":2.0,"iv":0.3667,"open_interest":0.0,"volume":0.0,"delta":0.9625,"gamma":0.0,"vega":5.3502,"theta":0.0,"rho":31.0089,"theo":2841.5494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2862.15002441406},{"option":"SPX261218P04125000","bid":39.0,"bid_size":146.0,"ask":39.8,"ask_size":122.0,"iv":0.3648,"open_interest":1406.0,"volume":4.0,"delta":-0.0392,"gamma":0.0,"vega":5.3502,"theta":-0.3061,"rho":-2.517,"theo":39.3978,"change":0.35,"open":38.98,"high":39.0,"low":38.98,"tick":"up","last_trade_price":39.0,"last_trade_time":"2026-02-18T14:37:34","percent_change":0.905559,"prev_day_close":38.4500007629394},{"option":"SPX261218C04150000","bid":2813.2,"bid_size":2.0,"ask":2825.6,"ask_size":4.0,"iv":0.3652,"open_interest":252.0,"volume":0.0,"delta":0.9617,"gamma":0.0,"vega":5.4433,"theta":0.0,"rho":31.1564,"theo":2818.0722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2758.0,"last_trade_time":"2026-02-05T10:37:11","percent_change":0.0,"prev_day_close":2838.20007324219},{"option":"SPX261218P04150000","bid":39.7,"bid_size":235.0,"ask":40.6,"ask_size":138.0,"iv":0.3627,"open_interest":1887.0,"volume":5.0,"delta":-0.04,"gamma":0.0,"vega":5.4433,"theta":-0.3097,"rho":-2.5709,"theo":40.1298,"change":-1.32,"open":37.94,"high":38.08,"low":37.94,"tick":"up","last_trade_price":38.08,"last_trade_time":"2026-02-18T12:33:46","percent_change":-3.35025,"prev_day_close":39.1500015258789},{"option":"SPX261218C04175000","bid":2789.1,"bid_size":2.0,"ask":2802.6,"ask_size":2.0,"iv":0.3628,"open_interest":0.0,"volume":0.0,"delta":0.9608,"gamma":0.0,"vega":5.5376,"theta":0.0,"rho":31.3029,"theo":2794.6106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2348.66,"last_trade_time":"2025-08-04T10:23:41","percent_change":0.0,"prev_day_close":2816.0},{"option":"SPX261218P04175000","bid":40.4,"bid_size":153.0,"ask":41.3,"ask_size":91.0,"iv":0.3605,"open_interest":288.0,"volume":0.0,"delta":-0.0409,"gamma":0.0,"vega":5.5376,"theta":-0.3133,"rho":-2.6258,"theo":40.8775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.74,"last_trade_time":"2026-02-17T13:31:03","percent_change":0.0,"prev_day_close":39.8999996185303},{"option":"SPX261218C04200000","bid":2766.9,"bid_size":12.0,"ask":2778.9,"ask_size":2.0,"iv":0.3616,"open_interest":1701.0,"volume":0.0,"delta":0.9599,"gamma":0.0,"vega":5.6332,"theta":0.0,"rho":31.4484,"theo":2771.1651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2865.4,"last_trade_time":"2026-01-30T10:35:07","percent_change":0.0,"prev_day_close":2791.75},{"option":"SPX261218P04200000","bid":41.2,"bid_size":231.0,"ask":42.1,"ask_size":115.0,"iv":0.3585,"open_interest":6143.0,"volume":4.0,"delta":-0.0417,"gamma":0.0,"vega":5.6332,"theta":-0.3169,"rho":-2.6818,"theo":41.6412,"change":-1.56,"open":39.3,"high":39.34,"low":39.3,"tick":"up","last_trade_price":39.34,"last_trade_time":"2026-02-18T10:26:19","percent_change":-3.81418,"prev_day_close":40.6500015258789},{"option":"SPX261218C04225000","bid":2742.3,"bid_size":2.0,"ask":2755.2,"ask_size":2.0,"iv":0.3582,"open_interest":4.0,"volume":0.0,"delta":0.959,"gamma":0.0,"vega":5.7301,"theta":0.0,"rho":31.5928,"theo":2747.7362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2441.77,"last_trade_time":"2025-09-05T14:37:39","percent_change":0.0,"prev_day_close":2768.29992675781},{"option":"SPX261218P04225000","bid":41.9,"bid_size":147.0,"ask":42.9,"ask_size":90.0,"iv":0.3563,"open_interest":179.0,"volume":0.0,"delta":-0.0426,"gamma":0.0,"vega":5.7301,"theta":-0.3206,"rho":-2.7388,"theo":42.4214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":44.26,"last_trade_time":"2026-02-17T09:47:12","percent_change":0.0,"prev_day_close":41.3999996185303},{"option":"SPX261218C04250000","bid":2719.6,"bid_size":2.0,"ask":2732.0,"ask_size":2.0,"iv":0.3569,"open_interest":10.0,"volume":0.0,"delta":0.9581,"gamma":0.0,"vega":5.8284,"theta":-0.0032,"rho":31.7361,"theo":2724.3242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2673.5,"last_trade_time":"2026-02-05T10:40:53","percent_change":0.0,"prev_day_close":2745.09997558594},{"option":"SPX261218P04250000","bid":42.7,"bid_size":187.0,"ask":43.7,"ask_size":88.0,"iv":0.3542,"open_interest":1035.0,"volume":4.0,"delta":-0.0436,"gamma":0.0,"vega":5.8284,"theta":-0.3243,"rho":-2.7969,"theo":43.2186,"change":-0.79,"open":41.78,"high":41.78,"low":41.66,"tick":"down","last_trade_price":41.66,"last_trade_time":"2026-02-18T14:02:15","percent_change":-1.86101,"prev_day_close":42.1500015258789},{"option":"SPX261218C04275000","bid":2695.3,"bid_size":2.0,"ask":2708.7,"ask_size":2.0,"iv":0.3541,"open_interest":114.0,"volume":0.0,"delta":0.9572,"gamma":0.0,"vega":5.9284,"theta":-0.0098,"rho":31.8783,"theo":2700.9296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2415.62,"last_trade_time":"2025-09-04T14:51:32","percent_change":0.0,"prev_day_close":2721.35009765625},{"option":"SPX261218P04275000","bid":43.5,"bid_size":137.0,"ask":44.5,"ask_size":86.0,"iv":0.3522,"open_interest":540.0,"volume":0.0,"delta":-0.0445,"gamma":0.0,"vega":5.9284,"theta":-0.3281,"rho":-2.8561,"theo":44.0333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.24,"last_trade_time":"2026-02-09T10:14:21","percent_change":0.0,"prev_day_close":42.9500007629394},{"option":"SPX261218C04300000","bid":2673.3,"bid_size":12.0,"ask":2683.8,"ask_size":2.0,"iv":0.3519,"open_interest":1740.0,"volume":0.0,"delta":0.9562,"gamma":0.0,"vega":6.0301,"theta":-0.0165,"rho":32.0192,"theo":2677.5531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2508.84,"last_trade_time":"2025-09-16T10:51:17","percent_change":0.0,"prev_day_close":2697.55004882812},{"option":"SPX261218P04300000","bid":44.4,"bid_size":187.0,"ask":45.4,"ask_size":123.0,"iv":0.3502,"open_interest":6804.0,"volume":60.0,"delta":-0.0455,"gamma":0.0,"vega":6.0301,"theta":-0.3319,"rho":-2.9166,"theo":44.866,"change":-0.69,"open":42.2,"high":43.46,"low":42.2,"tick":"no_change","last_trade_price":43.46,"last_trade_time":"2026-02-18T14:00:55","percent_change":-1.56286,"prev_day_close":43.75},{"option":"SPX261218C04325000","bid":2648.9,"bid_size":2.0,"ask":2661.9,"ask_size":2.0,"iv":0.3502,"open_interest":2.0,"volume":0.0,"delta":0.9552,"gamma":0.0,"vega":6.1337,"theta":-0.0233,"rho":32.1588,"theo":2654.1951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1958.06,"last_trade_time":"2025-06-11T14:15:20","percent_change":0.0,"prev_day_close":2674.75},{"option":"SPX261218P04325000","bid":45.3,"bid_size":131.0,"ask":46.3,"ask_size":88.0,"iv":0.3483,"open_interest":94.0,"volume":0.0,"delta":-0.0465,"gamma":0.0,"vega":6.1337,"theta":-0.3357,"rho":-2.9784,"theo":45.7172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":48.6,"last_trade_time":"2026-02-17T10:57:06","percent_change":0.0,"prev_day_close":44.6500015258789},{"option":"SPX261218C04350000","bid":2625.7,"bid_size":2.0,"ask":2637.0,"ask_size":2.0,"iv":0.3469,"open_interest":24.0,"volume":0.0,"delta":0.9542,"gamma":0.0,"vega":6.2393,"theta":-0.0301,"rho":32.297,"theo":2630.8563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2729.1,"last_trade_time":"2026-01-30T10:38:23","percent_change":0.0,"prev_day_close":2650.84997558594},{"option":"SPX261218P04350000","bid":46.1,"bid_size":183.0,"ask":47.1,"ask_size":82.0,"iv":0.3461,"open_interest":927.0,"volume":34.0,"delta":-0.0475,"gamma":0.0,"vega":6.2393,"theta":-0.3396,"rho":-3.0417,"theo":46.5876,"change":-1.8,"open":43.95,"high":44.0,"low":43.81,"tick":"up","last_trade_price":44.0,"last_trade_time":"2026-02-18T12:45:06","percent_change":-3.93013,"prev_day_close":45.4500007629394},{"option":"SPX261218C04375000","bid":2602.3,"bid_size":2.0,"ask":2615.3,"ask_size":2.0,"iv":0.3462,"open_interest":42.0,"volume":0.0,"delta":0.9532,"gamma":0.0,"vega":6.3471,"theta":-0.0369,"rho":32.4335,"theo":2607.5372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1315.1,"last_trade_time":"2025-04-16T13:40:13","percent_change":0.0,"prev_day_close":2627.90002441406},{"option":"SPX261218P04375000","bid":47.0,"bid_size":131.0,"ask":48.0,"ask_size":81.0,"iv":0.3442,"open_interest":1128.0,"volume":0.0,"delta":-0.0485,"gamma":0.0,"vega":6.3471,"theta":-0.3436,"rho":-3.1065,"theo":47.4777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.96,"last_trade_time":"2026-02-17T16:10:46","percent_change":0.0,"prev_day_close":46.3499984741211},{"option":"SPX261218C04400000","bid":2579.2,"bid_size":2.0,"ask":2591.7,"ask_size":2.0,"iv":0.344,"open_interest":982.0,"volume":0.0,"delta":0.9521,"gamma":0.0,"vega":6.457,"theta":-0.0438,"rho":32.5684,"theo":2584.2385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2533.3,"last_trade_time":"2026-02-05T16:01:36","percent_change":0.0,"prev_day_close":2604.30004882812},{"option":"SPX261218P04400000","bid":48.0,"bid_size":199.0,"ask":49.0,"ask_size":116.0,"iv":0.3423,"open_interest":8649.0,"volume":17.0,"delta":-0.0496,"gamma":0.0,"vega":6.457,"theta":-0.3475,"rho":-3.173,"theo":48.3882,"change":-0.58,"open":45.86,"high":47.12,"low":45.29,"tick":"no_change","last_trade_price":47.07,"last_trade_time":"2026-02-18T13:54:05","percent_change":-1.21721,"prev_day_close":47.25},{"option":"SPX261218C04425000","bid":2555.8,"bid_size":2.0,"ask":2568.8,"ask_size":2.0,"iv":0.3422,"open_interest":7.0,"volume":0.0,"delta":0.951,"gamma":0.0,"vega":6.5692,"theta":-0.0507,"rho":32.7014,"theo":2560.9609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2123.51,"last_trade_time":"2025-08-04T10:10:12","percent_change":0.0,"prev_day_close":2581.40002441406},{"option":"SPX261218P04425000","bid":48.8,"bid_size":123.0,"ask":49.9,"ask_size":77.0,"iv":0.3402,"open_interest":501.0,"volume":2.0,"delta":-0.0506,"gamma":0.0,"vega":6.5692,"theta":-0.3515,"rho":-3.2414,"theo":49.3199,"change":-2.28,"open":46.27,"high":46.27,"low":46.22,"tick":"down","last_trade_price":46.22,"last_trade_time":"2026-02-18T10:58:05","percent_change":-4.70103,"prev_day_close":48.1500015258789},{"option":"SPX261218C04450000","bid":2532.7,"bid_size":2.0,"ask":2545.1,"ask_size":2.0,"iv":0.34,"open_interest":27.0,"volume":0.0,"delta":0.9499,"gamma":0.0,"vega":6.6836,"theta":-0.0577,"rho":32.8326,"theo":2537.7052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2100.69,"last_trade_time":"2025-08-04T10:09:17","percent_change":0.0,"prev_day_close":2558.09997558594},{"option":"SPX261218P04450000","bid":49.9,"bid_size":182.0,"ask":50.9,"ask_size":110.0,"iv":0.3384,"open_interest":1878.0,"volume":0.0,"delta":-0.0518,"gamma":0.0,"vega":6.6836,"theta":-0.3556,"rho":-3.3116,"theo":50.2734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.35,"last_trade_time":"2026-02-17T15:19:07","percent_change":0.0,"prev_day_close":49.0499992370606},{"option":"SPX261218C04475000","bid":2509.4,"bid_size":2.0,"ask":2522.1,"ask_size":2.0,"iv":0.3382,"open_interest":112.0,"volume":0.0,"delta":0.9488,"gamma":0.0,"vega":6.8001,"theta":-0.0647,"rho":32.9618,"theo":2514.4722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2604.08,"last_trade_time":"2026-02-11T11:38:36","percent_change":0.0,"prev_day_close":2535.5},{"option":"SPX261218P04475000","bid":50.8,"bid_size":121.0,"ask":51.8,"ask_size":80.0,"iv":0.3363,"open_interest":314.0,"volume":4.0,"delta":-0.0529,"gamma":0.0,"vega":6.8001,"theta":-0.3597,"rho":-3.3838,"theo":51.2495,"change":-1.97,"open":48.48,"high":48.48,"low":48.48,"tick":"no_change","last_trade_price":48.48,"last_trade_time":"2026-02-18T12:43:47","percent_change":-3.90485,"prev_day_close":50.0499992370606},{"option":"SPX261218C04500000","bid":2487.1,"bid_size":12.0,"ask":2498.7,"ask_size":2.0,"iv":0.3367,"open_interest":3163.0,"volume":0.0,"delta":0.9476,"gamma":0.0,"vega":6.9187,"theta":-0.0717,"rho":33.0891,"theo":2491.2625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2514.1,"last_trade_time":"2026-02-12T11:39:53","percent_change":0.0,"prev_day_close":2511.69995117188},{"option":"SPX261218P04500000","bid":51.9,"bid_size":127.0,"ask":52.9,"ask_size":110.0,"iv":0.3345,"open_interest":16217.0,"volume":18.0,"delta":-0.054,"gamma":0.0,"vega":6.9187,"theta":-0.3639,"rho":-3.458,"theo":52.2491,"change":0.05,"open":50.69,"high":51.5,"low":49.61,"tick":"up","last_trade_price":51.5,"last_trade_time":"2026-02-18T15:03:16","percent_change":0.0971802,"prev_day_close":50.9500007629394},{"option":"SPX261218C04525000","bid":2463.0,"bid_size":2.0,"ask":2475.8,"ask_size":2.0,"iv":0.3343,"open_interest":2.0,"volume":0.0,"delta":0.9464,"gamma":0.0,"vega":7.0392,"theta":-0.0789,"rho":33.2143,"theo":2468.0769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2565.06,"last_trade_time":"2026-02-10T15:18:27","percent_change":0.0,"prev_day_close":2488.25},{"option":"SPX261218P04525000","bid":52.8,"bid_size":114.0,"ask":53.9,"ask_size":73.0,"iv":0.3325,"open_interest":644.0,"volume":11.0,"delta":-0.0552,"gamma":0.0,"vega":7.0392,"theta":-0.3681,"rho":-3.5342,"theo":53.2728,"change":-0.65,"open":50.25,"high":51.8,"low":50.24,"tick":"up","last_trade_price":51.8,"last_trade_time":"2026-02-18T16:02:44","percent_change":-1.23927,"prev_day_close":51.9500007629394},{"option":"SPX261218C04550000","bid":2440.2,"bid_size":2.0,"ask":2451.1,"ask_size":2.0,"iv":0.3315,"open_interest":16.0,"volume":0.0,"delta":0.9452,"gamma":0.0001,"vega":7.1615,"theta":-0.086,"rho":33.3376,"theo":2444.9163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2483.0,"last_trade_time":"2025-12-22T11:37:03","percent_change":0.0,"prev_day_close":2465.34997558594},{"option":"SPX261218P04550000","bid":53.9,"bid_size":152.0,"ask":54.9,"ask_size":68.0,"iv":0.3306,"open_interest":837.0,"volume":0.0,"delta":-0.0564,"gamma":0.0001,"vega":7.1615,"theta":-0.3724,"rho":-3.6123,"theo":54.3213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.05,"last_trade_time":"2026-02-17T10:52:03","percent_change":0.0,"prev_day_close":53.0499992370606},{"option":"SPX261218C04575000","bid":2417.0,"bid_size":2.0,"ask":2429.5,"ask_size":2.0,"iv":0.3306,"open_interest":1.0,"volume":0.0,"delta":0.944,"gamma":0.0001,"vega":7.2855,"theta":-0.0932,"rho":33.459,"theo":2421.7813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1276.84,"last_trade_time":"2025-04-15T11:04:39","percent_change":0.0,"prev_day_close":2442.0},{"option":"SPX261218P04575000","bid":55.1,"bid_size":54.0,"ask":56.0,"ask_size":67.0,"iv":0.3288,"open_interest":163.0,"volume":0.0,"delta":-0.0577,"gamma":0.0001,"vega":7.2855,"theta":-0.3767,"rho":-3.6923,"theo":55.3956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":49.5,"last_trade_time":"2026-02-09T15:48:39","percent_change":0.0,"prev_day_close":54.0499992370606},{"option":"SPX261218C04600000","bid":2394.5,"bid_size":12.0,"ask":2406.0,"ask_size":2.0,"iv":0.3289,"open_interest":2395.0,"volume":0.0,"delta":0.9427,"gamma":0.0001,"vega":7.4111,"theta":-0.1005,"rho":33.5787,"theo":2398.6727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2506.15,"last_trade_time":"2026-02-10T11:21:28","percent_change":0.0,"prev_day_close":2419.40002441406},{"option":"SPX261218P04600000","bid":56.2,"bid_size":99.0,"ask":57.1,"ask_size":67.0,"iv":0.3269,"open_interest":9817.0,"volume":2.0,"delta":-0.059,"gamma":0.0001,"vega":7.4111,"theta":-0.381,"rho":-3.7741,"theo":56.4961,"change":-2.45,"open":53.39,"high":53.39,"low":53.25,"tick":"down","last_trade_price":53.25,"last_trade_time":"2026-02-18T11:30:38","percent_change":-4.39856,"prev_day_close":55.1500015258789},{"option":"SPX261218C04625000","bid":2370.6,"bid_size":2.0,"ask":2383.3,"ask_size":2.0,"iv":0.3267,"open_interest":0.0,"volume":0.0,"delta":0.9414,"gamma":0.0001,"vega":7.5383,"theta":-0.1078,"rho":33.6965,"theo":2375.591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2395.75},{"option":"SPX261218P04625000","bid":57.3,"bid_size":54.0,"ask":58.3,"ask_size":67.0,"iv":0.3251,"open_interest":117.0,"volume":0.0,"delta":-0.0603,"gamma":0.0001,"vega":7.5383,"theta":-0.3855,"rho":-3.8576,"theo":57.6236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":51.5,"last_trade_time":"2026-02-09T15:48:23","percent_change":0.0,"prev_day_close":56.25},{"option":"SPX261218C04650000","bid":2347.9,"bid_size":2.0,"ask":2358.6,"ask_size":2.0,"iv":0.3239,"open_interest":147.0,"volume":0.0,"delta":0.9401,"gamma":0.0001,"vega":7.667,"theta":-0.1152,"rho":33.8126,"theo":2352.5369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1900.25,"last_trade_time":"2025-07-15T15:18:42","percent_change":0.0,"prev_day_close":2372.70007324219},{"option":"SPX261218P04650000","bid":58.3,"bid_size":153.0,"ask":59.4,"ask_size":64.0,"iv":0.3231,"open_interest":924.0,"volume":0.0,"delta":-0.0616,"gamma":0.0001,"vega":7.667,"theta":-0.3899,"rho":-3.9429,"theo":58.7788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":54.02,"last_trade_time":"2026-02-10T14:31:08","percent_change":0.0,"prev_day_close":57.3499984741211},{"option":"SPX261218C04675000","bid":2324.6,"bid_size":2.0,"ask":2336.7,"ask_size":2.0,"iv":0.3226,"open_interest":48.0,"volume":0.0,"delta":0.9387,"gamma":0.0001,"vega":7.7973,"theta":-0.1226,"rho":33.9271,"theo":2329.5111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1096.8,"last_trade_time":"2025-04-16T13:40:13","percent_change":0.0,"prev_day_close":2349.59997558594},{"option":"SPX261218P04675000","bid":59.6,"bid_size":53.0,"ask":60.6,"ask_size":63.0,"iv":0.3213,"open_interest":244.0,"volume":0.0,"delta":-0.063,"gamma":0.0001,"vega":7.7973,"theta":-0.3944,"rho":-4.0298,"theo":59.9622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.52,"last_trade_time":"2026-02-09T12:36:52","percent_change":0.0,"prev_day_close":58.5},{"option":"SPX261218C04700000","bid":2302.4,"bid_size":12.0,"ask":2313.6,"ask_size":2.0,"iv":0.3212,"open_interest":2472.0,"volume":0.0,"delta":0.9373,"gamma":0.0001,"vega":7.9294,"theta":-0.13,"rho":34.0399,"theo":2306.5141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2413.74,"last_trade_time":"2026-02-10T11:21:28","percent_change":0.0,"prev_day_close":2326.94995117188},{"option":"SPX261218P04700000","bid":60.8,"bid_size":94.0,"ask":61.9,"ask_size":94.0,"iv":0.3195,"open_interest":12866.0,"volume":0.0,"delta":-0.0644,"gamma":0.0001,"vega":7.9294,"theta":-0.399,"rho":-4.1184,"theo":61.1744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":60.8,"last_trade_time":"2026-02-17T15:32:36","percent_change":0.0,"prev_day_close":59.6500015258789},{"option":"SPX261218C04725000","bid":2278.7,"bid_size":2.0,"ask":2290.9,"ask_size":2.0,"iv":0.3191,"open_interest":92.0,"volume":0.0,"delta":0.9358,"gamma":0.0001,"vega":8.0635,"theta":-0.1375,"rho":34.1509,"theo":2283.5465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2372.23,"last_trade_time":"2026-02-11T11:38:36","percent_change":0.0,"prev_day_close":2304.19995117188},{"option":"SPX261218P04725000","bid":62.0,"bid_size":100.0,"ask":63.2,"ask_size":60.0,"iv":0.3177,"open_interest":173.0,"volume":0.0,"delta":-0.0658,"gamma":0.0001,"vega":8.0635,"theta":-0.4036,"rho":-4.2088,"theo":62.416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":55.7,"last_trade_time":"2026-02-09T15:48:53","percent_change":0.0,"prev_day_close":60.8499984741211},{"option":"SPX261218C04750000","bid":2256.0,"bid_size":2.0,"ask":2267.6,"ask_size":2.0,"iv":0.3172,"open_interest":46.0,"volume":0.0,"delta":0.9344,"gamma":0.0001,"vega":8.1997,"theta":-0.1451,"rho":34.26,"theo":2260.609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2367.17,"last_trade_time":"2026-01-12T09:50:17","percent_change":0.0,"prev_day_close":2280.69995117188},{"option":"SPX261218P04750000","bid":63.2,"bid_size":165.0,"ask":64.2,"ask_size":78.0,"iv":0.3157,"open_interest":2484.0,"volume":2.0,"delta":-0.0673,"gamma":0.0001,"vega":8.1997,"theta":-0.4082,"rho":-4.3012,"theo":63.6878,"change":-3.04,"open":59.79,"high":59.79,"low":59.76,"tick":"down","last_trade_price":59.76,"last_trade_time":"2026-02-18T13:08:58","percent_change":-4.84076,"prev_day_close":62.0499992370606},{"option":"SPX261218C04775000","bid":2233.1,"bid_size":2.0,"ask":2245.2,"ask_size":2.0,"iv":0.3157,"open_interest":8.0,"volume":0.0,"delta":0.9329,"gamma":0.0001,"vega":8.3384,"theta":-0.1527,"rho":34.367,"theo":2237.7024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2251.52,"last_trade_time":"2026-01-02T15:40:39","percent_change":0.0,"prev_day_close":2257.80004882812},{"option":"SPX261218P04775000","bid":64.5,"bid_size":89.0,"ask":65.6,"ask_size":55.0,"iv":0.314,"open_interest":261.0,"volume":12.0,"delta":-0.0688,"gamma":0.0001,"vega":8.3384,"theta":-0.413,"rho":-4.3956,"theo":64.9903,"change":-3.1,"open":61.26,"high":61.36,"low":61.0,"tick":"down","last_trade_price":61.0,"last_trade_time":"2026-02-18T12:47:01","percent_change":-4.83619,"prev_day_close":63.3999996185303},{"option":"SPX261218C04800000","bid":2210.6,"bid_size":12.0,"ask":2221.8,"ask_size":4.0,"iv":0.3138,"open_interest":2230.0,"volume":0.0,"delta":0.9313,"gamma":0.0001,"vega":8.4796,"theta":-0.1603,"rho":34.4717,"theo":2214.8272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2200.05,"last_trade_time":"2026-02-05T14:23:27","percent_change":0.0,"prev_day_close":2234.84997558594},{"option":"SPX261218P04800000","bid":65.9,"bid_size":108.0,"ask":67.0,"ask_size":87.0,"iv":0.3123,"open_interest":8222.0,"volume":0.0,"delta":-0.0703,"gamma":0.0001,"vega":8.4796,"theta":-0.4177,"rho":-4.4923,"theo":66.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":68.06,"last_trade_time":"2026-02-17T13:01:32","percent_change":0.0,"prev_day_close":64.6500015258789},{"option":"SPX261218C04825000","bid":2187.3,"bid_size":2.0,"ask":2199.2,"ask_size":2.0,"iv":0.3119,"open_interest":0.0,"volume":0.0,"delta":0.9298,"gamma":0.0001,"vega":8.6236,"theta":-0.168,"rho":34.5739,"theo":2191.9845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2212.05004882812},{"option":"SPX261218P04825000","bid":67.2,"bid_size":136.0,"ask":68.3,"ask_size":54.0,"iv":0.3105,"open_interest":498.0,"volume":0.0,"delta":-0.0719,"gamma":0.0001,"vega":8.6236,"theta":-0.4225,"rho":-4.5915,"theo":67.6908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":69.64,"last_trade_time":"2026-02-17T13:20:10","percent_change":0.0,"prev_day_close":65.9499969482422},{"option":"SPX261218C04850000","bid":2164.6,"bid_size":2.0,"ask":2176.0,"ask_size":2.0,"iv":0.31,"open_interest":1.0,"volume":0.0,"delta":0.9282,"gamma":0.0001,"vega":8.7703,"theta":-0.1758,"rho":34.6734,"theo":2169.1749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2206.22,"last_trade_time":"2025-12-22T09:31:49","percent_change":0.0,"prev_day_close":2189.0},{"option":"SPX261218P04850000","bid":68.7,"bid_size":94.0,"ask":69.7,"ask_size":80.0,"iv":0.3088,"open_interest":3561.0,"volume":2.0,"delta":-0.0735,"gamma":0.0001,"vega":8.7703,"theta":-0.4273,"rho":-4.6934,"theo":69.0905,"change":-2.73,"open":65.42,"high":65.42,"low":65.42,"tick":"no_change","last_trade_price":65.42,"last_trade_time":"2026-02-18T10:03:49","percent_change":-4.00587,"prev_day_close":67.3499984741211},{"option":"SPX261218C04875000","bid":2141.6,"bid_size":2.0,"ask":2153.6,"ask_size":2.0,"iv":0.3083,"open_interest":1.0,"volume":0.0,"delta":0.9265,"gamma":0.0001,"vega":8.9199,"theta":-0.1836,"rho":34.77,"theo":2146.3996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1060.29,"last_trade_time":"2025-04-15T11:04:39","percent_change":0.0,"prev_day_close":2166.29992675781},{"option":"SPX261218P04875000","bid":70.1,"bid_size":48.0,"ask":71.3,"ask_size":53.0,"iv":0.3071,"open_interest":208.0,"volume":2.0,"delta":-0.0752,"gamma":0.0001,"vega":8.9199,"theta":-0.4322,"rho":-4.7982,"theo":70.5243,"change":-1.34,"open":68.28,"high":68.28,"low":68.26,"tick":"down","last_trade_price":68.26,"last_trade_time":"2026-02-18T13:52:37","percent_change":-1.92529,"prev_day_close":68.7000007629394},{"option":"SPX261218C04900000","bid":2119.5,"bid_size":12.0,"ask":2130.6,"ask_size":2.0,"iv":0.3068,"open_interest":2588.0,"volume":0.0,"delta":0.9248,"gamma":0.0001,"vega":9.0721,"theta":-0.1914,"rho":34.8636,"theo":2123.6593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2145.97,"last_trade_time":"2026-02-03T14:10:56","percent_change":0.0,"prev_day_close":2143.80004882812},{"option":"SPX261218P04900000","bid":71.6,"bid_size":91.0,"ask":72.6,"ask_size":76.0,"iv":0.3053,"open_interest":7484.0,"volume":2.0,"delta":-0.0768,"gamma":0.0001,"vega":9.0721,"theta":-0.4372,"rho":-4.906,"theo":71.9933,"change":-3.27,"open":67.9,"high":67.9,"low":67.78,"tick":"down","last_trade_price":67.78,"last_trade_time":"2026-02-18T10:26:19","percent_change":-4.60239,"prev_day_close":70.1500015258789},{"option":"SPX261218C04925000","bid":2096.6,"bid_size":2.0,"ask":2108.2,"ask_size":2.0,"iv":0.3051,"open_interest":1.0,"volume":0.0,"delta":0.9231,"gamma":0.0001,"vega":9.2269,"theta":-0.1993,"rho":34.9542,"theo":2100.9552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2022.43,"last_trade_time":"2025-11-24T13:12:34","percent_change":0.0,"prev_day_close":2120.75},{"option":"SPX261218P04925000","bid":73.0,"bid_size":133.0,"ask":74.1,"ask_size":50.0,"iv":0.3035,"open_interest":412.0,"volume":2.0,"delta":-0.0786,"gamma":0.0001,"vega":9.2269,"theta":-0.4421,"rho":-5.0168,"theo":73.4984,"change":-0.05,"open":72.46,"high":72.46,"low":72.45,"tick":"down","last_trade_price":72.45,"last_trade_time":"2026-02-18T14:37:34","percent_change":-0.0689655,"prev_day_close":71.5500030517578},{"option":"SPX261218C04950000","bid":2073.7,"bid_size":2.0,"ask":2084.8,"ask_size":2.0,"iv":0.3028,"open_interest":65.0,"volume":0.0,"delta":0.9213,"gamma":0.0001,"vega":9.3839,"theta":-0.2072,"rho":35.0418,"theo":2078.2882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2115.97,"last_trade_time":"2025-12-22T09:31:49","percent_change":0.0,"prev_day_close":2097.94995117188},{"option":"SPX261218P04950000","bid":74.6,"bid_size":89.0,"ask":75.8,"ask_size":92.0,"iv":0.302,"open_interest":557.0,"volume":15.0,"delta":-0.0803,"gamma":0.0001,"vega":9.3839,"theta":-0.4472,"rho":-5.1307,"theo":75.0407,"change":-2.9,"open":71.2,"high":71.2,"low":71.2,"tick":"up","last_trade_price":71.2,"last_trade_time":"2026-02-18T11:59:41","percent_change":-3.91363,"prev_day_close":73.0500030517578},{"option":"SPX261218C04975000","bid":2050.9,"bid_size":2.0,"ask":2062.7,"ask_size":2.0,"iv":0.3013,"open_interest":2.0,"volume":0.0,"delta":0.9195,"gamma":0.0001,"vega":9.5429,"theta":-0.2152,"rho":35.1264,"theo":2055.6593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1385.62,"last_trade_time":"2025-06-20T13:25:12","percent_change":0.0,"prev_day_close":2075.40002441406},{"option":"SPX261218P04975000","bid":76.1,"bid_size":125.0,"ask":77.3,"ask_size":48.0,"iv":0.3002,"open_interest":474.0,"volume":15.0,"delta":-0.0822,"gamma":0.0001,"vega":9.5429,"theta":-0.4522,"rho":-5.2475,"theo":76.6209,"change":-2.9,"open":72.7,"high":72.7,"low":72.7,"tick":"down","last_trade_price":72.7,"last_trade_time":"2026-02-18T11:59:41","percent_change":-3.83598,"prev_day_close":74.5500030517578},{"option":"SPX261218C05000000","bid":2029.8,"bid_size":12.0,"ask":2039.7,"ask_size":24.0,"iv":0.3002,"open_interest":89936.0,"volume":1.0,"delta":0.9177,"gamma":0.0001,"vega":9.7036,"theta":-0.2231,"rho":35.2083,"theo":2033.0693,"change":18.15,"open":2045.7,"high":2045.7,"low":2045.7,"tick":"up","last_trade_price":2045.7,"last_trade_time":"2026-02-18T14:54:38","percent_change":0.89517,"prev_day_close":2052.60009765625},{"option":"SPX261218P05000000","bid":77.7,"bid_size":146.0,"ask":78.9,"ask_size":70.0,"iv":0.2985,"open_interest":118977.0,"volume":51.0,"delta":-0.084,"gamma":0.0001,"vega":9.7036,"theta":-0.4573,"rho":-5.367,"theo":78.2401,"change":0.25,"open":76.55,"high":77.45,"low":76.55,"tick":"up","last_trade_price":77.45,"last_trade_time":"2026-02-18T14:54:38","percent_change":0.323833,"prev_day_close":76.1500015258789},{"option":"SPX261218C05025000","bid":2005.4,"bid_size":2.0,"ask":2017.7,"ask_size":2.0,"iv":0.2978,"open_interest":15.0,"volume":0.0,"delta":0.9158,"gamma":0.0001,"vega":9.8659,"theta":-0.2312,"rho":35.2876,"theo":2010.5189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2116.31,"last_trade_time":"2026-01-16T15:05:05","percent_change":0.0,"prev_day_close":2030.15002441406},{"option":"SPX261218P05025000","bid":79.4,"bid_size":44.0,"ask":80.6,"ask_size":49.0,"iv":0.2969,"open_interest":363.0,"volume":0.0,"delta":-0.0859,"gamma":0.0001,"vega":9.8659,"theta":-0.4624,"rho":-5.4891,"theo":79.8989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.7,"last_trade_time":"2026-02-09T15:59:50","percent_change":0.0,"prev_day_close":77.75},{"option":"SPX261218C05050000","bid":1983.4,"bid_size":2.0,"ask":1994.3,"ask_size":2.0,"iv":0.296,"open_interest":92.0,"volume":0.0,"delta":0.9138,"gamma":0.0001,"vega":10.0296,"theta":-0.2392,"rho":35.3644,"theo":1988.0089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1762.95,"last_trade_time":"2025-09-05T09:37:26","percent_change":0.0,"prev_day_close":2007.25},{"option":"SPX261218P05050000","bid":81.0,"bid_size":153.0,"ask":82.3,"ask_size":119.0,"iv":0.2952,"open_interest":2930.0,"volume":8.0,"delta":-0.0878,"gamma":0.0001,"vega":10.0296,"theta":-0.4676,"rho":-5.6137,"theo":81.5982,"change":-3.84,"open":76.3,"high":76.76,"low":76.22,"tick":"down","last_trade_price":76.71,"last_trade_time":"2026-02-18T12:43:47","percent_change":-4.76722,"prev_day_close":79.3499984741211},{"option":"SPX261218C05075000","bid":1961.0,"bid_size":2.0,"ask":1972.4,"ask_size":2.0,"iv":0.2946,"open_interest":31.0,"volume":0.0,"delta":0.9118,"gamma":0.0001,"vega":10.1948,"theta":-0.2474,"rho":35.439,"theo":1965.54,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":692.65,"last_trade_time":"2025-04-07T13:58:03","percent_change":0.0,"prev_day_close":1984.94995117188},{"option":"SPX261218P05075000","bid":82.8,"bid_size":43.0,"ask":84.0,"ask_size":43.0,"iv":0.2935,"open_interest":511.0,"volume":2.0,"delta":-0.0898,"gamma":0.0001,"vega":10.1948,"theta":-0.4728,"rho":-5.7406,"theo":83.3384,"change":-2.53,"open":80.06,"high":80.06,"low":79.72,"tick":"down","last_trade_price":79.72,"last_trade_time":"2026-02-18T14:02:15","percent_change":-3.07599,"prev_day_close":81.0500030517578},{"option":"SPX261218C05100000","bid":1940.2,"bid_size":12.0,"ask":1949.6,"ask_size":24.0,"iv":0.2936,"open_interest":3307.0,"volume":0.0,"delta":0.9098,"gamma":0.0001,"vega":10.3616,"theta":-0.2555,"rho":35.5112,"theo":1943.1127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1982.4,"last_trade_time":"2025-12-22T11:22:41","percent_change":0.0,"prev_day_close":1962.40002441406},{"option":"SPX261218P05100000","bid":84.5,"bid_size":150.0,"ask":85.8,"ask_size":115.0,"iv":0.2918,"open_interest":22413.0,"volume":2.0,"delta":-0.0919,"gamma":0.0001,"vega":10.3616,"theta":-0.478,"rho":-5.8697,"theo":85.1204,"change":-1.75,"open":82.63,"high":82.63,"low":82.3,"tick":"down","last_trade_price":82.3,"last_trade_time":"2026-02-18T09:42:44","percent_change":-2.08209,"prev_day_close":82.75},{"option":"SPX261218C05125000","bid":1916.1,"bid_size":2.0,"ask":1927.3,"ask_size":2.0,"iv":0.2911,"open_interest":333.0,"volume":0.0,"delta":0.9077,"gamma":0.0001,"vega":10.5303,"theta":-0.2637,"rho":35.581,"theo":1920.7276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1962.66,"last_trade_time":"2025-12-22T14:50:01","percent_change":0.0,"prev_day_close":1940.10003662109},{"option":"SPX261218P05125000","bid":86.3,"bid_size":117.0,"ask":87.6,"ask_size":44.0,"iv":0.2902,"open_interest":390.0,"volume":0.0,"delta":-0.0939,"gamma":0.0001,"vega":10.5303,"theta":-0.4833,"rho":-6.0013,"theo":86.9445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.72,"last_trade_time":"2026-02-17T09:36:38","percent_change":0.0,"prev_day_close":84.5},{"option":"SPX261218C05150000","bid":1894.1,"bid_size":2.0,"ask":1904.7,"ask_size":2.0,"iv":0.2895,"open_interest":188.0,"volume":0.0,"delta":0.9056,"gamma":0.0001,"vega":10.7012,"theta":-0.2719,"rho":35.6483,"theo":1898.3855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1457.43,"last_trade_time":"2025-07-08T15:49:33","percent_change":0.0,"prev_day_close":1917.40002441406},{"option":"SPX261218P05150000","bid":88.2,"bid_size":135.0,"ask":89.4,"ask_size":60.0,"iv":0.2886,"open_interest":1716.0,"volume":3.0,"delta":-0.0961,"gamma":0.0001,"vega":10.7012,"theta":-0.4886,"rho":-6.1354,"theo":88.8116,"change":-3.8,"open":83.9,"high":83.9,"low":83.9,"tick":"no_change","last_trade_price":83.9,"last_trade_time":"2026-02-18T10:12:06","percent_change":-4.33295,"prev_day_close":86.2999992370606},{"option":"SPX261218C05175000","bid":1871.8,"bid_size":2.0,"ask":1882.8,"ask_size":2.0,"iv":0.2881,"open_interest":31.0,"volume":0.0,"delta":0.9034,"gamma":0.0001,"vega":10.8745,"theta":-0.2801,"rho":35.7128,"theo":1876.087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1460.24,"last_trade_time":"2025-07-16T09:47:27","percent_change":0.0,"prev_day_close":1895.25},{"option":"SPX261218P05175000","bid":90.1,"bid_size":115.0,"ask":91.4,"ask_size":43.0,"iv":0.287,"open_interest":225.0,"volume":0.0,"delta":-0.0982,"gamma":0.0001,"vega":10.8745,"theta":-0.494,"rho":-6.2724,"theo":90.7223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":80.6,"last_trade_time":"2026-02-09T15:48:19","percent_change":0.0,"prev_day_close":88.1500015258789},{"option":"SPX261218C05200000","bid":1849.8,"bid_size":2.0,"ask":1860.1,"ask_size":22.0,"iv":0.2864,"open_interest":3093.0,"volume":0.0,"delta":0.9012,"gamma":0.0001,"vega":11.0506,"theta":-0.2883,"rho":35.774,"theo":1853.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1975.5,"last_trade_time":"2026-02-11T09:30:02","percent_change":0.0,"prev_day_close":1872.70001220703},{"option":"SPX261218P05200000","bid":92.0,"bid_size":139.0,"ask":93.3,"ask_size":107.0,"iv":0.2854,"open_interest":10310.0,"volume":17.0,"delta":-0.1004,"gamma":0.0001,"vega":11.0506,"theta":-0.4993,"rho":-6.4126,"theo":92.6775,"change":-3.75,"open":87.8,"high":87.8,"low":87.8,"tick":"down","last_trade_price":87.8,"last_trade_time":"2026-02-18T10:34:54","percent_change":-4.09612,"prev_day_close":90.0},{"option":"SPX261218C05225000","bid":1827.3,"bid_size":2.0,"ask":1838.2,"ask_size":2.0,"iv":0.2848,"open_interest":51.0,"volume":0.0,"delta":0.8989,"gamma":0.0001,"vega":11.2296,"theta":-0.2966,"rho":35.8316,"theo":1831.6243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1666.0,"last_trade_time":"2025-09-11T12:48:23","percent_change":0.0,"prev_day_close":1850.65002441406},{"option":"SPX261218P05225000","bid":94.0,"bid_size":113.0,"ask":95.3,"ask_size":83.0,"iv":0.2838,"open_interest":160.0,"volume":0.0,"delta":-0.1027,"gamma":0.0001,"vega":11.2296,"theta":-0.5047,"rho":-6.5564,"theo":94.6781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.76,"last_trade_time":"2026-02-17T14:55:20","percent_change":0.0,"prev_day_close":91.9499969482422},{"option":"SPX261218C05250000","bid":1805.1,"bid_size":2.0,"ask":1814.4,"ask_size":2.0,"iv":0.2825,"open_interest":476.0,"volume":0.0,"delta":0.8966,"gamma":0.0001,"vega":11.4115,"theta":-0.3049,"rho":35.8854,"theo":1809.4622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1814.1,"last_trade_time":"2025-12-15T13:05:14","percent_change":0.0,"prev_day_close":1828.29998779297},{"option":"SPX261218P05250000","bid":96.1,"bid_size":83.0,"ask":97.4,"ask_size":105.0,"iv":0.2822,"open_interest":2449.0,"volume":14.0,"delta":-0.105,"gamma":0.0001,"vega":11.4115,"theta":-0.5101,"rho":-6.704,"theo":96.7252,"change":-5.87,"open":90.48,"high":90.8,"low":89.68,"tick":"no_change","last_trade_price":89.68,"last_trade_time":"2026-02-18T13:03:11","percent_change":-6.14338,"prev_day_close":93.8999977111816},{"option":"SPX261218C05275000","bid":1782.9,"bid_size":2.0,"ask":1793.8,"ask_size":2.0,"iv":0.2815,"open_interest":2.0,"volume":0.0,"delta":0.8942,"gamma":0.0001,"vega":11.5962,"theta":-0.3132,"rho":35.9351,"theo":1787.3478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1654.59,"last_trade_time":"2025-09-25T15:09:09","percent_change":0.0,"prev_day_close":1806.20001220703},{"option":"SPX261218P05275000","bid":98.2,"bid_size":40.0,"ask":99.4,"ask_size":60.0,"iv":0.2806,"open_interest":1606.0,"volume":0.0,"delta":-0.1074,"gamma":0.0001,"vega":11.5962,"theta":-0.5155,"rho":-6.8557,"theo":98.82,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":102.3,"last_trade_time":"2026-02-12T15:54:41","percent_change":0.0,"prev_day_close":95.9499969482422},{"option":"SPX261218C05300000","bid":1761.3,"bid_size":12.0,"ask":1771.4,"ask_size":22.0,"iv":0.28,"open_interest":3990.0,"volume":0.0,"delta":0.8918,"gamma":0.0001,"vega":11.7836,"theta":-0.3215,"rho":35.9806,"theo":1765.2822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1832.35,"last_trade_time":"2026-01-08T13:15:34","percent_change":0.0,"prev_day_close":1783.94995117188},{"option":"SPX261218P05300000","bid":100.3,"bid_size":101.0,"ask":101.6,"ask_size":103.0,"iv":0.2791,"open_interest":8222.0,"volume":0.0,"delta":-0.1098,"gamma":0.0001,"vega":11.7836,"theta":-0.5209,"rho":-7.0116,"theo":100.9635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.73,"last_trade_time":"2026-02-17T14:28:43","percent_change":0.0,"prev_day_close":98.0},{"option":"SPX261218C05325000","bid":1739.1,"bid_size":2.0,"ask":1749.7,"ask_size":2.0,"iv":0.2785,"open_interest":2.0,"volume":0.0,"delta":0.8893,"gamma":0.0001,"vega":11.9732,"theta":-0.3298,"rho":36.0219,"theo":1743.2666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1590.32,"last_trade_time":"2025-09-11T15:45:30","percent_change":0.0,"prev_day_close":1762.09997558594},{"option":"SPX261218P05325000","bid":102.4,"bid_size":112.0,"ask":103.8,"ask_size":81.0,"iv":0.2775,"open_interest":363.0,"volume":0.0,"delta":-0.1123,"gamma":0.0001,"vega":11.9732,"theta":-0.5263,"rho":-7.1717,"theo":103.1572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.1,"last_trade_time":"2026-02-12T15:52:50","percent_change":0.0,"prev_day_close":100.100002288818},{"option":"SPX261218C05350000","bid":1717.0,"bid_size":2.0,"ask":1727.1,"ask_size":2.0,"iv":0.2766,"open_interest":831.0,"volume":0.0,"delta":0.8868,"gamma":0.0001,"vega":12.1645,"theta":-0.3382,"rho":36.0592,"theo":1721.3021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1739.53,"last_trade_time":"2026-01-02T16:04:59","percent_change":0.0,"prev_day_close":1739.84997558594},{"option":"SPX261218P05350000","bid":104.7,"bid_size":131.0,"ask":106.0,"ask_size":97.0,"iv":0.2759,"open_interest":2605.0,"volume":0.0,"delta":-0.1149,"gamma":0.0001,"vega":12.1645,"theta":-0.5317,"rho":-7.3358,"theo":105.4019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.43,"last_trade_time":"2026-02-17T13:08:08","percent_change":0.0,"prev_day_close":102.299999237061},{"option":"SPX261218C05375000","bid":1695.0,"bid_size":2.0,"ask":1705.6,"ask_size":2.0,"iv":0.2752,"open_interest":1.0,"volume":0.0,"delta":0.8842,"gamma":0.0001,"vega":12.3572,"theta":-0.3465,"rho":36.093,"theo":1699.3898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1681.88,"last_trade_time":"2025-12-16T15:12:24","percent_change":0.0,"prev_day_close":1718.0},{"option":"SPX261218P05375000","bid":106.9,"bid_size":105.0,"ask":108.3,"ask_size":33.0,"iv":0.2744,"open_interest":1133.0,"volume":0.0,"delta":-0.1174,"gamma":0.0001,"vega":12.3572,"theta":-0.5372,"rho":-7.5035,"theo":107.6988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":107.6,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":104.5},{"option":"SPX261218C05400000","bid":1673.6,"bid_size":12.0,"ask":1683.5,"ask_size":22.0,"iv":0.2737,"open_interest":2522.0,"volume":0.0,"delta":0.8816,"gamma":0.0001,"vega":12.5509,"theta":-0.3549,"rho":36.1232,"theo":1677.5305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1718.94,"last_trade_time":"2025-12-22T14:24:36","percent_change":0.0,"prev_day_close":1695.75},{"option":"SPX261218P05400000","bid":109.4,"bid_size":90.0,"ask":110.7,"ask_size":94.0,"iv":0.2729,"open_interest":12184.0,"volume":10.0,"delta":-0.1201,"gamma":0.0001,"vega":12.5509,"theta":-0.5426,"rho":-7.6747,"theo":110.0487,"change":-6.1,"open":102.7,"high":102.7,"low":102.7,"tick":"down","last_trade_price":102.7,"last_trade_time":"2026-02-18T12:47:45","percent_change":-5.60662,"prev_day_close":106.799999237061},{"option":"SPX261218C05425000","bid":1650.8,"bid_size":2.0,"ask":1662.0,"ask_size":2.0,"iv":0.2719,"open_interest":5.0,"volume":0.0,"delta":0.8788,"gamma":0.0001,"vega":12.7456,"theta":-0.3632,"rho":36.1504,"theo":1655.725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1704.41,"last_trade_time":"2025-12-03T15:59:06","percent_change":0.0,"prev_day_close":1674.19995117188},{"option":"SPX261218P05425000","bid":111.7,"bid_size":102.0,"ask":113.1,"ask_size":32.0,"iv":0.2713,"open_interest":241.0,"volume":0.0,"delta":-0.1228,"gamma":0.0001,"vega":12.7456,"theta":-0.5481,"rho":-7.8488,"theo":112.4524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.47,"last_trade_time":"2026-02-09T14:03:29","percent_change":0.0,"prev_day_close":109.100002288818},{"option":"SPX261218C05450000","bid":1629.8,"bid_size":2.0,"ask":1638.6,"ask_size":2.0,"iv":0.27,"open_interest":180.0,"volume":0.0,"delta":0.8761,"gamma":0.0001,"vega":12.9411,"theta":-0.3715,"rho":36.1748,"theo":1633.9738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1747.0,"last_trade_time":"2026-02-11T09:37:19","percent_change":0.0,"prev_day_close":1652.15002441406},{"option":"SPX261218P05450000","bid":114.1,"bid_size":120.0,"ask":115.5,"ask_size":88.0,"iv":0.2698,"open_interest":1367.0,"volume":50.0,"delta":-0.1256,"gamma":0.0001,"vega":12.9411,"theta":-0.5535,"rho":-8.0258,"theo":114.9105,"change":-5.67,"open":107.98,"high":107.98,"low":107.98,"tick":"up","last_trade_price":107.98,"last_trade_time":"2026-02-18T10:24:08","percent_change":-4.989,"prev_day_close":111.5},{"option":"SPX261218C05475000","bid":1608.0,"bid_size":2.0,"ask":1618.3,"ask_size":2.0,"iv":0.269,"open_interest":7.0,"volume":0.0,"delta":0.8733,"gamma":0.0001,"vega":13.1377,"theta":-0.3799,"rho":36.1964,"theo":1612.2777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1565.6,"last_trade_time":"2025-09-23T10:33:40","percent_change":0.0,"prev_day_close":1630.64996337891},{"option":"SPX261218P05475000","bid":116.7,"bid_size":74.0,"ask":118.2,"ask_size":99.0,"iv":0.2684,"open_interest":599.0,"volume":0.0,"delta":-0.1284,"gamma":0.0001,"vega":13.1377,"theta":-0.5589,"rho":-8.2057,"theo":117.4236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.8,"last_trade_time":"2026-02-17T15:50:57","percent_change":0.0,"prev_day_close":113.899997711182},{"option":"SPX261218C05500000","bid":1586.7,"bid_size":12.0,"ask":1596.4,"ask_size":21.0,"iv":0.2675,"open_interest":6434.0,"volume":0.0,"delta":0.8704,"gamma":0.0001,"vega":13.3358,"theta":-0.3882,"rho":36.2148,"theo":1590.6373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1597.05,"last_trade_time":"2026-02-17T14:35:30","percent_change":0.0,"prev_day_close":1608.70001220703},{"option":"SPX261218P05500000","bid":119.3,"bid_size":70.0,"ask":120.6,"ask_size":86.0,"iv":0.2668,"open_interest":21417.0,"volume":77.0,"delta":-0.1313,"gamma":0.0001,"vega":13.3358,"theta":-0.5643,"rho":-8.3886,"theo":119.9924,"change":-2.7,"open":117.54,"high":117.54,"low":113.2,"tick":"up","last_trade_price":116.0,"last_trade_time":"2026-02-18T16:06:25","percent_change":-2.27464,"prev_day_close":116.399997711182},{"option":"SPX261218C05525000","bid":1564.8,"bid_size":2.0,"ask":1575.0,"ask_size":2.0,"iv":0.266,"open_interest":7.0,"volume":0.0,"delta":0.8674,"gamma":0.0001,"vega":13.5357,"theta":-0.3965,"rho":36.2299,"theo":1569.0532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1605.73,"last_trade_time":"2025-12-08T15:33:09","percent_change":0.0,"prev_day_close":1587.35003662109},{"option":"SPX261218P05525000","bid":121.9,"bid_size":33.0,"ask":123.4,"ask_size":57.0,"iv":0.2653,"open_interest":426.0,"volume":0.0,"delta":-0.1342,"gamma":0.0001,"vega":13.5357,"theta":-0.5697,"rho":-8.575,"theo":122.6175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.8,"last_trade_time":"2026-02-04T16:01:57","percent_change":0.0,"prev_day_close":119.0},{"option":"SPX261218C05550000","bid":1543.4,"bid_size":2.0,"ask":1553.0,"ask_size":2.0,"iv":0.2643,"open_interest":610.0,"volume":0.0,"delta":0.8644,"gamma":0.0001,"vega":13.7379,"theta":-0.4048,"rho":36.241,"theo":1547.5265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1566.43,"last_trade_time":"2026-01-02T16:04:59","percent_change":0.0,"prev_day_close":1565.45001220703},{"option":"SPX261218P05550000","bid":124.5,"bid_size":87.0,"ask":126.0,"ask_size":64.0,"iv":0.2638,"open_interest":953.0,"volume":0.0,"delta":-0.1372,"gamma":0.0001,"vega":13.7379,"theta":-0.5751,"rho":-8.7653,"theo":125.3,"change":-2.4,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.4,"last_trade_time":"2026-02-17T15:34:28","percent_change":-1.97368,"prev_day_close":121.599998474121},{"option":"SPX261218C05575000","bid":1521.8,"bid_size":3.0,"ask":1532.0,"ask_size":3.0,"iv":0.2629,"open_interest":581.0,"volume":0.0,"delta":0.8614,"gamma":0.0001,"vega":13.9426,"theta":-0.413,"rho":36.2477,"theo":1526.0582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1559.51,"last_trade_time":"2025-11-10T10:42:21","percent_change":0.0,"prev_day_close":1544.15002441406},{"option":"SPX261218P05575000","bid":127.2,"bid_size":87.0,"ask":128.7,"ask_size":28.0,"iv":0.2622,"open_interest":1257.0,"volume":0.0,"delta":-0.1403,"gamma":0.0001,"vega":13.9426,"theta":-0.5805,"rho":-8.96,"theo":128.041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.0,"last_trade_time":"2026-02-10T15:59:54","percent_change":0.0,"prev_day_close":124.299999237061},{"option":"SPX261218C05600000","bid":1500.9,"bid_size":12.0,"ask":1510.4,"ask_size":21.0,"iv":0.2615,"open_interest":4336.0,"volume":0.0,"delta":0.8582,"gamma":0.0001,"vega":14.15,"theta":-0.4212,"rho":36.2493,"theo":1504.6497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1579.95,"last_trade_time":"2026-02-11T11:08:56","percent_change":0.0,"prev_day_close":1522.54998779297},{"option":"SPX261218P05600000","bid":130.1,"bid_size":87.0,"ask":131.5,"ask_size":81.0,"iv":0.2608,"open_interest":11464.0,"volume":3.0,"delta":-0.1434,"gamma":0.0001,"vega":14.15,"theta":-0.5858,"rho":-9.1598,"theo":130.8417,"change":-6.77,"open":128.75,"high":128.75,"low":122.93,"tick":"down","last_trade_price":122.93,"last_trade_time":"2026-02-18T12:04:55","percent_change":-5.21974,"prev_day_close":126.950000762939},{"option":"SPX261218C05625000","bid":1479.4,"bid_size":3.0,"ask":1489.3,"ask_size":3.0,"iv":0.2601,"open_interest":307.0,"volume":0.0,"delta":0.855,"gamma":0.0001,"vega":14.3598,"theta":-0.4295,"rho":36.2456,"theo":1483.3024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1605.1,"last_trade_time":"2026-02-02T12:09:48","percent_change":0.0,"prev_day_close":1501.0},{"option":"SPX261218P05625000","bid":132.9,"bid_size":107.0,"ask":134.4,"ask_size":46.0,"iv":0.2593,"open_interest":2485.0,"volume":0.0,"delta":-0.1466,"gamma":0.0001,"vega":14.3598,"theta":-0.5911,"rho":-9.365,"theo":133.7036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":134.0,"last_trade_time":"2026-02-17T15:34:28","percent_change":0.0,"prev_day_close":129.75},{"option":"SPX261218C05650000","bid":1458.4,"bid_size":12.0,"ask":1467.7,"ask_size":21.0,"iv":0.2586,"open_interest":1400.0,"volume":0.0,"delta":0.8518,"gamma":0.0001,"vega":14.5718,"theta":-0.4376,"rho":36.2364,"theo":1462.0179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1543.76,"last_trade_time":"2025-12-26T13:26:31","percent_change":0.0,"prev_day_close":1479.80004882812},{"option":"SPX261218P05650000","bid":135.8,"bid_size":102.0,"ask":137.3,"ask_size":80.0,"iv":0.2578,"open_interest":5184.0,"volume":0.0,"delta":-0.1499,"gamma":0.0001,"vega":14.5718,"theta":-0.5964,"rho":-9.5756,"theo":136.6283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":134.5,"last_trade_time":"2026-02-17T14:30:52","percent_change":0.0,"prev_day_close":132.700004577637},{"option":"SPX261218C05675000","bid":1436.8,"bid_size":3.0,"ask":1446.6,"ask_size":3.0,"iv":0.257,"open_interest":35.0,"volume":0.0,"delta":0.8484,"gamma":0.0001,"vega":14.7853,"theta":-0.4457,"rho":36.2218,"theo":1440.7978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1486.12,"last_trade_time":"2025-12-04T11:04:28","percent_change":0.0,"prev_day_close":1458.65002441406},{"option":"SPX261218P05675000","bid":138.9,"bid_size":60.0,"ask":140.5,"ask_size":26.0,"iv":0.2564,"open_interest":497.0,"volume":0.0,"delta":-0.1532,"gamma":0.0001,"vega":14.7853,"theta":-0.6016,"rho":-9.7916,"theo":139.6173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":132.8,"last_trade_time":"2026-02-04T15:48:38","percent_change":0.0,"prev_day_close":135.549995422363},{"option":"SPX261218C05700000","bid":1416.1,"bid_size":12.0,"ask":1425.4,"ask_size":21.0,"iv":0.2556,"open_interest":3663.0,"volume":0.0,"delta":0.845,"gamma":0.0001,"vega":14.9999,"theta":-0.4538,"rho":36.202,"theo":1419.6434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1527.6,"last_trade_time":"2026-02-11T09:40:02","percent_change":0.0,"prev_day_close":1437.59997558594},{"option":"SPX261218P05700000","bid":141.9,"bid_size":100.0,"ask":143.4,"ask_size":42.0,"iv":0.2549,"open_interest":9752.0,"volume":3.0,"delta":-0.1566,"gamma":0.0001,"vega":14.9999,"theta":-0.6068,"rho":-10.0127,"theo":142.6721,"change":-6.65,"open":135.0,"high":135.0,"low":135.0,"tick":"no_change","last_trade_price":135.0,"last_trade_time":"2026-02-18T10:12:06","percent_change":-4.69467,"prev_day_close":138.600006103516},{"option":"SPX261218C05725000","bid":1394.8,"bid_size":3.0,"ask":1404.5,"ask_size":3.0,"iv":0.2542,"open_interest":58.0,"volume":0.0,"delta":0.8415,"gamma":0.0002,"vega":15.2149,"theta":-0.4619,"rho":36.178,"theo":1398.5559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1156.55,"last_trade_time":"2025-08-29T10:56:32","percent_change":0.0,"prev_day_close":1416.04998779297},{"option":"SPX261218P05725000","bid":145.1,"bid_size":56.0,"ask":146.7,"ask_size":26.0,"iv":0.2535,"open_interest":816.0,"volume":0.0,"delta":-0.1601,"gamma":0.0002,"vega":15.2149,"theta":-0.6119,"rho":-10.2382,"theo":145.7939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":134.5,"last_trade_time":"2026-02-06T15:46:33","percent_change":0.0,"prev_day_close":141.699996948242},{"option":"SPX261218C05750000","bid":1374.1,"bid_size":12.0,"ask":1383.2,"ask_size":21.0,"iv":0.2527,"open_interest":1429.0,"volume":0.0,"delta":0.838,"gamma":0.0002,"vega":15.43,"theta":-0.4698,"rho":36.1498,"theo":1377.5365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1446.28,"last_trade_time":"2025-11-10T15:59:40","percent_change":0.0,"prev_day_close":1395.09997558594},{"option":"SPX261218P05750000","bid":148.2,"bid_size":96.0,"ask":149.8,"ask_size":73.0,"iv":0.252,"open_interest":6550.0,"volume":0.0,"delta":-0.1637,"gamma":0.0002,"vega":15.43,"theta":-0.617,"rho":-10.4678,"theo":148.9837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":154.43,"last_trade_time":"2026-02-13T09:46:48","percent_change":0.0,"prev_day_close":144.800003051758},{"option":"SPX261218C05775000","bid":1352.9,"bid_size":3.0,"ask":1362.4,"ask_size":3.0,"iv":0.2512,"open_interest":224.0,"volume":0.0,"delta":0.8344,"gamma":0.0002,"vega":15.6448,"theta":-0.4778,"rho":36.1182,"theo":1356.586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1438.01,"last_trade_time":"2025-12-26T13:26:31","percent_change":0.0,"prev_day_close":1373.95001220703},{"option":"SPX261218P05775000","bid":151.5,"bid_size":73.0,"ask":153.2,"ask_size":25.0,"iv":0.2506,"open_interest":344.0,"volume":0.0,"delta":-0.1673,"gamma":0.0002,"vega":15.6448,"theta":-0.622,"rho":-10.7009,"theo":152.2424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":134.7,"last_trade_time":"2026-02-09T12:11:11","percent_change":0.0,"prev_day_close":148.0},{"option":"SPX261218C05800000","bid":1332.3,"bid_size":12.0,"ask":1341.4,"ask_size":21.0,"iv":0.2498,"open_interest":6939.0,"volume":0.0,"delta":0.8307,"gamma":0.0002,"vega":15.8597,"theta":-0.4856,"rho":36.0831,"theo":1335.705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1433.89,"last_trade_time":"2026-02-09T15:40:10","percent_change":0.0,"prev_day_close":1353.14996337891},{"option":"SPX261218P05800000","bid":154.9,"bid_size":93.0,"ask":156.6,"ask_size":73.0,"iv":0.2491,"open_interest":11276.0,"volume":3.0,"delta":-0.171,"gamma":0.0002,"vega":15.8597,"theta":-0.627,"rho":-10.9373,"theo":155.5707,"change":-8.28,"open":146.52,"high":146.52,"low":146.52,"tick":"down","last_trade_price":146.52,"last_trade_time":"2026-02-18T12:04:55","percent_change":-5.34884,"prev_day_close":151.300003051758},{"option":"SPX261218C05825000","bid":1311.2,"bid_size":3.0,"ask":1320.6,"ask_size":3.0,"iv":0.2482,"open_interest":18.0,"volume":0.0,"delta":0.8269,"gamma":0.0002,"vega":16.0749,"theta":-0.4934,"rho":36.0446,"theo":1314.8945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1202.9,"last_trade_time":"2025-09-16T11:52:08","percent_change":0.0,"prev_day_close":1332.20001220703},{"option":"SPX261218P05825000","bid":158.3,"bid_size":69.0,"ask":160.0,"ask_size":24.0,"iv":0.2477,"open_interest":254.0,"volume":4.0,"delta":-0.1747,"gamma":0.0002,"vega":16.0749,"theta":-0.6319,"rho":-11.1773,"theo":158.9694,"change":-2.75,"open":152.6,"high":155.4,"low":152.6,"tick":"up","last_trade_price":155.4,"last_trade_time":"2026-02-18T15:59:50","percent_change":-1.73886,"prev_day_close":154.699996948242},{"option":"SPX261218C05850000","bid":1290.6,"bid_size":2.0,"ask":1299.1,"ask_size":2.0,"iv":0.2464,"open_interest":598.0,"volume":0.0,"delta":0.8231,"gamma":0.0002,"vega":16.2908,"theta":-0.5012,"rho":36.002,"theo":1294.1553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1383.97,"last_trade_time":"2025-12-24T11:22:23","percent_change":0.0,"prev_day_close":1311.45001220703},{"option":"SPX261218P05850000","bid":161.8,"bid_size":90.0,"ask":163.6,"ask_size":72.0,"iv":0.2462,"open_interest":4100.0,"volume":20.0,"delta":-0.1786,"gamma":0.0002,"vega":16.2908,"theta":-0.6367,"rho":-11.4213,"theo":162.4393,"change":-4.45,"open":152.5,"high":161.0,"low":152.5,"tick":"down","last_trade_price":157.35,"last_trade_time":"2026-02-18T16:02:44","percent_change":-2.75031,"prev_day_close":158.150001525879},{"option":"SPX261218C05875000","bid":1269.8,"bid_size":3.0,"ask":1279.3,"ask_size":3.0,"iv":0.2453,"open_interest":171.0,"volume":0.0,"delta":0.8192,"gamma":0.0002,"vega":16.5081,"theta":-0.5088,"rho":35.9547,"theo":1273.4884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1362.64,"last_trade_time":"2025-11-03T11:16:45","percent_change":0.0,"prev_day_close":1289.89996337891},{"option":"SPX261218P05875000","bid":165.4,"bid_size":52.0,"ask":167.2,"ask_size":48.0,"iv":0.2448,"open_interest":635.0,"volume":0.0,"delta":-0.1825,"gamma":0.0002,"vega":16.5081,"theta":-0.6415,"rho":-11.67,"theo":165.9817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":173.13,"last_trade_time":"2026-02-05T12:15:20","percent_change":0.0,"prev_day_close":161.600006103516},{"option":"SPX261218C05900000","bid":1249.5,"bid_size":2.0,"ask":1258.6,"ask_size":21.0,"iv":0.2439,"open_interest":3558.0,"volume":0.0,"delta":0.8152,"gamma":0.0002,"vega":16.727,"theta":-0.5164,"rho":35.9018,"theo":1252.8954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1351.8,"last_trade_time":"2026-02-09T15:52:27","percent_change":0.0,"prev_day_close":1270.30004882812},{"option":"SPX261218P05900000","bid":169.0,"bid_size":88.0,"ask":170.6,"ask_size":38.0,"iv":0.2433,"open_interest":8334.0,"volume":5.0,"delta":-0.1865,"gamma":0.0002,"vega":16.727,"theta":-0.6462,"rho":-11.9242,"theo":169.5979,"change":-10.15,"open":158.9,"high":158.9,"low":158.9,"tick":"down","last_trade_price":158.9,"last_trade_time":"2026-02-18T11:39:51","percent_change":-6.00414,"prev_day_close":165.199996948242},{"option":"SPX261218C05925000","bid":1228.8,"bid_size":3.0,"ask":1238.1,"ask_size":3.0,"iv":0.2424,"open_interest":29.0,"volume":0.0,"delta":0.8111,"gamma":0.0002,"vega":16.9476,"theta":-0.5239,"rho":35.8426,"theo":1232.3781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1190.93,"last_trade_time":"2025-12-17T10:52:56","percent_change":0.0,"prev_day_close":1249.5},{"option":"SPX261218P05925000","bid":172.7,"bid_size":66.0,"ask":174.6,"ask_size":22.0,"iv":0.2419,"open_interest":762.0,"volume":2.0,"delta":-0.1906,"gamma":0.0002,"vega":16.9476,"theta":-0.6507,"rho":-12.1849,"theo":173.2898,"change":-6.28,"open":166.47,"high":166.47,"low":166.47,"tick":"down","last_trade_price":166.47,"last_trade_time":"2026-02-18T14:04:01","percent_change":-3.63531,"prev_day_close":168.849998474121},{"option":"SPX261218C05950000","bid":1209.0,"bid_size":2.0,"ask":1217.6,"ask_size":2.0,"iv":0.2411,"open_interest":723.0,"volume":0.0,"delta":0.8069,"gamma":0.0002,"vega":17.1699,"theta":-0.5313,"rho":35.7765,"theo":1211.9384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1191.6,"last_trade_time":"2026-02-17T09:33:22","percent_change":0.0,"prev_day_close":1229.04998779297},{"option":"SPX261218P05950000","bid":176.5,"bid_size":86.0,"ask":178.4,"ask_size":67.0,"iv":0.2405,"open_interest":2137.0,"volume":400.0,"delta":-0.1947,"gamma":0.0002,"vega":17.1699,"theta":-0.6552,"rho":-12.4524,"theo":177.0593,"change":-5.12,"open":171.53,"high":171.53,"low":171.53,"tick":"no_change","last_trade_price":171.53,"last_trade_time":"2026-02-18T16:00:35","percent_change":-2.89839,"prev_day_close":172.550003051758},{"option":"SPX261218C05975000","bid":1188.3,"bid_size":3.0,"ask":1197.2,"ask_size":3.0,"iv":0.2395,"open_interest":119.0,"volume":0.0,"delta":0.8027,"gamma":0.0002,"vega":17.3933,"theta":-0.5386,"rho":35.7034,"theo":1191.5784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1305.81,"last_trade_time":"2026-01-28T11:55:06","percent_change":0.0,"prev_day_close":1208.59997558594},{"option":"SPX261218P05975000","bid":180.4,"bid_size":51.0,"ask":182.3,"ask_size":21.0,"iv":0.2391,"open_interest":606.0,"volume":3.0,"delta":-0.199,"gamma":0.0002,"vega":17.3933,"theta":-0.6596,"rho":-12.7269,"theo":180.9085,"change":-0.91,"open":179.58,"high":179.59,"low":179.58,"tick":"up","last_trade_price":179.59,"last_trade_time":"2026-02-18T09:30:32","percent_change":-0.504155,"prev_day_close":176.399993896484},{"option":"SPX261218C06000000","bid":1168.2,"bid_size":2.0,"ask":1176.8,"ask_size":19.0,"iv":0.238,"open_interest":92954.0,"volume":16.0,"delta":0.7984,"gamma":0.0002,"vega":17.6171,"theta":-0.5458,"rho":35.6236,"theo":1171.3002,"change":31.65,"open":1202.85,"high":1209.28,"low":1196.85,"tick":"down","last_trade_price":1196.85,"last_trade_time":"2026-02-18T15:55:45","percent_change":2.71628,"prev_day_close":1188.34997558594},{"option":"SPX261218P06000000","bid":184.4,"bid_size":69.0,"ask":186.0,"ask_size":61.0,"iv":0.2376,"open_interest":99625.0,"volume":432.0,"delta":-0.2033,"gamma":0.0002,"vega":17.6171,"theta":-0.6639,"rho":-13.0082,"theo":184.8396,"change":-5.52,"open":181.08,"high":181.96,"low":173.56,"tick":"no_change","last_trade_price":179.03,"last_trade_time":"2026-02-18T16:00:35","percent_change":-2.99106,"prev_day_close":180.199996948242},{"option":"SPX261218C06025000","bid":1147.8,"bid_size":3.0,"ask":1156.8,"ask_size":3.0,"iv":0.2366,"open_interest":405.0,"volume":0.0,"delta":0.7939,"gamma":0.0002,"vega":17.8406,"theta":-0.5529,"rho":35.5378,"theo":1151.1057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1110.8,"last_trade_time":"2026-02-17T10:05:30","percent_change":0.0,"prev_day_close":1168.0},{"option":"SPX261218P06025000","bid":188.4,"bid_size":50.0,"ask":190.1,"ask_size":18.0,"iv":0.2361,"open_interest":1287.0,"volume":1.0,"delta":-0.2077,"gamma":0.0002,"vega":17.8406,"theta":-0.6681,"rho":-13.2953,"theo":188.8543,"change":-7.05,"open":181.5,"high":181.5,"low":181.5,"tick":"down","last_trade_price":181.5,"last_trade_time":"2026-02-18T15:55:09","percent_change":-3.73906,"prev_day_close":184.150001525879},{"option":"SPX261218C06050000","bid":1128.0,"bid_size":2.0,"ask":1136.5,"ask_size":2.0,"iv":0.2352,"open_interest":1272.0,"volume":0.0,"delta":0.7894,"gamma":0.0002,"vega":18.063,"theta":-0.5598,"rho":35.4466,"theo":1130.9964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1116.33,"last_trade_time":"2026-02-05T12:02:35","percent_change":0.0,"prev_day_close":1147.79998779297},{"option":"SPX261218P06050000","bid":192.5,"bid_size":80.0,"ask":194.2,"ask_size":59.0,"iv":0.2347,"open_interest":4428.0,"volume":0.0,"delta":-0.2122,"gamma":0.0002,"vega":18.063,"theta":-0.6722,"rho":-13.588,"theo":192.9541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":201.12,"last_trade_time":"2026-02-12T16:02:20","percent_change":0.0,"prev_day_close":188.25},{"option":"SPX261218C06075000","bid":1107.9,"bid_size":3.0,"ask":1116.8,"ask_size":3.0,"iv":0.2338,"open_interest":44.0,"volume":0.0,"delta":0.7849,"gamma":0.0002,"vega":18.284,"theta":-0.5667,"rho":35.3511,"theo":1110.9734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1148.25,"last_trade_time":"2026-02-04T12:00:04","percent_change":0.0,"prev_day_close":1128.10003662109},{"option":"SPX261218P06075000","bid":196.8,"bid_size":45.0,"ask":198.7,"ask_size":18.0,"iv":0.2334,"open_interest":699.0,"volume":72.0,"delta":-0.2168,"gamma":0.0002,"vega":18.284,"theta":-0.6762,"rho":-13.8849,"theo":197.1404,"change":-10.55,"open":186.4,"high":186.4,"low":186.4,"tick":"down","last_trade_price":186.4,"last_trade_time":"2026-02-18T12:42:08","percent_change":-5.35669,"prev_day_close":192.399993896484},{"option":"SPX261218C06100000","bid":1088.1,"bid_size":2.0,"ask":1096.5,"ask_size":19.0,"iv":0.2323,"open_interest":3706.0,"volume":0.0,"delta":0.7802,"gamma":0.0002,"vega":18.5034,"theta":-0.5734,"rho":35.2516,"theo":1091.0379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1194.0,"last_trade_time":"2026-02-11T09:40:46","percent_change":0.0,"prev_day_close":1107.75},{"option":"SPX261218P06100000","bid":201.1,"bid_size":66.0,"ask":203.0,"ask_size":61.0,"iv":0.2319,"open_interest":7002.0,"volume":1.0,"delta":-0.2215,"gamma":0.0002,"vega":18.5034,"theta":-0.68,"rho":-14.1857,"theo":201.4141,"change":-1.95,"open":199.3,"high":199.3,"low":199.3,"tick":"down","last_trade_price":199.3,"last_trade_time":"2026-02-18T15:31:16","percent_change":-0.968944,"prev_day_close":196.550003051758},{"option":"SPX261218C06125000","bid":1068.2,"bid_size":3.0,"ask":1076.8,"ask_size":3.0,"iv":0.2308,"open_interest":18.0,"volume":0.0,"delta":0.7754,"gamma":0.0002,"vega":18.7215,"theta":-0.58,"rho":35.1482,"theo":1071.1906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1139.68,"last_trade_time":"2026-02-03T12:03:16","percent_change":0.0,"prev_day_close":1087.70001220703},{"option":"SPX261218P06125000","bid":205.4,"bid_size":76.0,"ask":207.4,"ask_size":59.0,"iv":0.2305,"open_interest":1473.0,"volume":0.0,"delta":-0.2262,"gamma":0.0002,"vega":18.7215,"theta":-0.6837,"rho":-14.4906,"theo":205.776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":190.9,"last_trade_time":"2026-02-06T15:46:22","percent_change":0.0,"prev_day_close":200.849998474121},{"option":"SPX261218C06150000","bid":1048.6,"bid_size":2.0,"ask":1056.8,"ask_size":2.0,"iv":0.2294,"open_interest":633.0,"volume":0.0,"delta":0.7706,"gamma":0.0002,"vega":18.9387,"theta":-0.5865,"rho":35.0402,"theo":1051.4328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1070.3,"last_trade_time":"2026-02-13T12:49:08","percent_change":0.0,"prev_day_close":1068.0},{"option":"SPX261218P06150000","bid":209.9,"bid_size":63.0,"ask":211.6,"ask_size":50.0,"iv":0.229,"open_interest":3539.0,"volume":4.0,"delta":-0.2311,"gamma":0.0002,"vega":18.9387,"theta":-0.6873,"rho":-14.7999,"theo":210.2274,"change":-12.15,"open":199.6,"high":199.6,"low":198.0,"tick":"no_change","last_trade_price":198.0,"last_trade_time":"2026-02-18T10:54:47","percent_change":-5.78159,"prev_day_close":205.25},{"option":"SPX261218C06175000","bid":1028.9,"bid_size":3.0,"ask":1037.4,"ask_size":3.0,"iv":0.228,"open_interest":195.0,"volume":0.0,"delta":0.7656,"gamma":0.0002,"vega":19.1556,"theta":-0.5928,"rho":34.9267,"theo":1031.7657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1143.71,"last_trade_time":"2026-02-02T12:00:42","percent_change":0.0,"prev_day_close":1048.65002441406},{"option":"SPX261218P06175000","bid":214.5,"bid_size":60.0,"ask":216.4,"ask_size":17.0,"iv":0.2276,"open_interest":7279.0,"volume":2.0,"delta":-0.236,"gamma":0.0002,"vega":19.1556,"theta":-0.6907,"rho":-15.1149,"theo":214.7695,"change":-5.05,"open":205.85,"high":205.85,"low":205.77,"tick":"down","last_trade_price":205.77,"last_trade_time":"2026-02-18T13:47:22","percent_change":-2.35157,"prev_day_close":209.75},{"option":"SPX261218C06200000","bid":1009.5,"bid_size":2.0,"ask":1017.7,"ask_size":19.0,"iv":0.2265,"open_interest":8917.0,"volume":0.0,"delta":0.7606,"gamma":0.0002,"vega":19.3727,"theta":-0.599,"rho":34.8063,"theo":1012.1912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":996.1,"last_trade_time":"2026-02-17T09:31:25","percent_change":0.0,"prev_day_close":1028.54998779297},{"option":"SPX261218P06200000","bid":219.1,"bid_size":62.0,"ask":220.9,"ask_size":53.0,"iv":0.2261,"open_interest":15321.0,"volume":73.0,"delta":-0.2411,"gamma":0.0002,"vega":19.3727,"theta":-0.694,"rho":-15.4367,"theo":219.4043,"change":-7.02,"open":207.9,"high":215.85,"low":207.9,"tick":"down","last_trade_price":212.53,"last_trade_time":"2026-02-18T15:48:13","percent_change":-3.19745,"prev_day_close":214.349998474121},{"option":"SPX261218C06225000","bid":989.8,"bid_size":3.0,"ask":998.4,"ask_size":3.0,"iv":0.225,"open_interest":1092.0,"volume":0.0,"delta":0.7554,"gamma":0.0002,"vega":19.5901,"theta":-0.6051,"rho":34.678,"theo":992.7117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1000.1,"last_trade_time":"2026-02-13T11:49:04","percent_change":0.0,"prev_day_close":1008.95001220703},{"option":"SPX261218P06225000","bid":223.9,"bid_size":59.0,"ask":225.9,"ask_size":35.0,"iv":0.2247,"open_interest":1585.0,"volume":0.0,"delta":-0.2462,"gamma":0.0002,"vega":19.5901,"theta":-0.6971,"rho":-15.7664,"theo":224.134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.36,"last_trade_time":"2026-02-17T16:02:26","percent_change":0.0,"prev_day_close":218.949996948242},{"option":"SPX261218C06250000","bid":970.7,"bid_size":2.0,"ask":978.8,"ask_size":2.0,"iv":0.2236,"open_interest":698.0,"volume":0.0,"delta":0.7502,"gamma":0.0002,"vega":19.8074,"theta":-0.6109,"rho":34.5411,"theo":973.3298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1062.7,"last_trade_time":"2026-02-09T11:09:51","percent_change":0.0,"prev_day_close":989.600006103516},{"option":"SPX261218P06250000","bid":228.7,"bid_size":59.0,"ask":230.8,"ask_size":76.0,"iv":0.2233,"open_interest":3764.0,"volume":505.0,"delta":-0.2515,"gamma":0.0002,"vega":19.8074,"theta":-0.7001,"rho":-16.1048,"theo":228.9612,"change":-4.15,"open":221.43,"high":225.8,"low":221.43,"tick":"up","last_trade_price":225.8,"last_trade_time":"2026-02-18T14:52:03","percent_change":-1.85558,"prev_day_close":223.650001525879},{"option":"SPX261218C06275000","bid":951.2,"bid_size":3.0,"ask":959.7,"ask_size":3.0,"iv":0.2221,"open_interest":51.0,"volume":0.0,"delta":0.7448,"gamma":0.0002,"vega":20.0243,"theta":-0.6166,"rho":34.3954,"theo":954.0482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1046.2,"last_trade_time":"2026-01-16T15:56:24","percent_change":0.0,"prev_day_close":970.0},{"option":"SPX261218P06275000","bid":233.6,"bid_size":71.0,"ask":235.7,"ask_size":75.0,"iv":0.2218,"open_interest":4077.0,"volume":0.0,"delta":-0.2568,"gamma":0.0002,"vega":20.0243,"theta":-0.7029,"rho":-16.4518,"theo":233.8889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":245.3,"last_trade_time":"2026-02-12T15:52:50","percent_change":0.0,"prev_day_close":228.550003051758},{"option":"SPX261218C06300000","bid":932.2,"bid_size":2.0,"ask":940.4,"ask_size":19.0,"iv":0.2207,"open_interest":4674.0,"volume":0.0,"delta":0.7394,"gamma":0.0002,"vega":20.2396,"theta":-0.6222,"rho":34.2417,"theo":934.8696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":895.6,"last_trade_time":"2026-02-17T10:53:59","percent_change":0.0,"prev_day_close":950.450012207031},{"option":"SPX261218P06300000","bid":238.7,"bid_size":58.0,"ask":240.8,"ask_size":72.0,"iv":0.2204,"open_interest":8891.0,"volume":10.0,"delta":-0.2622,"gamma":0.0002,"vega":20.2396,"theta":-0.7055,"rho":-16.807,"theo":238.9195,"change":-13.77,"open":227.3,"high":227.3,"low":225.48,"tick":"down","last_trade_price":225.48,"last_trade_time":"2026-02-18T11:13:47","percent_change":-5.75549,"prev_day_close":233.5},{"option":"SPX261218C06325000","bid":913.2,"bid_size":3.0,"ask":921.4,"ask_size":3.0,"iv":0.2193,"open_interest":121.0,"volume":0.0,"delta":0.7339,"gamma":0.0002,"vega":20.4526,"theta":-0.6275,"rho":34.0812,"theo":915.7961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":975.68,"last_trade_time":"2026-02-03T15:58:44","percent_change":0.0,"prev_day_close":931.299987792969},{"option":"SPX261218P06325000","bid":243.8,"bid_size":69.0,"ask":245.9,"ask_size":52.0,"iv":0.2189,"open_interest":1504.0,"volume":0.0,"delta":-0.2678,"gamma":0.0002,"vega":20.4526,"theta":-0.708,"rho":-17.1688,"theo":244.0552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":228.5,"last_trade_time":"2026-02-06T15:32:42","percent_change":0.0,"prev_day_close":238.5},{"option":"SPX261218C06350000","bid":894.3,"bid_size":2.0,"ask":901.5,"ask_size":2.0,"iv":0.2176,"open_interest":922.0,"volume":0.0,"delta":0.7282,"gamma":0.0002,"vega":20.6625,"theta":-0.6326,"rho":33.9151,"theo":896.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":956.59,"last_trade_time":"2026-01-22T11:11:25","percent_change":0.0,"prev_day_close":912.200012207031},{"option":"SPX261218P06350000","bid":249.0,"bid_size":69.0,"ask":251.2,"ask_size":72.0,"iv":0.2175,"open_interest":5127.0,"volume":667.0,"delta":-0.2734,"gamma":0.0002,"vega":20.6625,"theta":-0.7102,"rho":-17.5364,"theo":249.2978,"change":-9.65,"open":236.2,"high":240.1,"low":235.5,"tick":"up","last_trade_price":240.1,"last_trade_time":"2026-02-18T13:50:33","percent_change":-3.86386,"prev_day_close":243.650001525879},{"option":"SPX261218C06375000","bid":875.4,"bid_size":9.0,"ask":883.5,"ask_size":9.0,"iv":0.2164,"open_interest":54.0,"volume":0.0,"delta":0.7225,"gamma":0.0002,"vega":20.8689,"theta":-0.6376,"rho":33.7444,"theo":877.971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":842.0,"last_trade_time":"2026-02-17T10:06:22","percent_change":0.0,"prev_day_close":893.200012207031},{"option":"SPX261218P06375000","bid":254.4,"bid_size":66.0,"ask":256.5,"ask_size":70.0,"iv":0.216,"open_interest":1909.0,"volume":2.0,"delta":-0.2792,"gamma":0.0002,"vega":20.8689,"theta":-0.7122,"rho":-17.9085,"theo":254.6485,"change":-8.95,"open":246.1,"high":246.1,"low":246.1,"tick":"down","last_trade_price":246.1,"last_trade_time":"2026-02-18T13:51:44","percent_change":-3.50911,"prev_day_close":248.849998474121},{"option":"SPX261218C06400000","bid":857.2,"bid_size":23.0,"ask":864.1,"ask_size":6.0,"iv":0.2149,"open_interest":5892.0,"volume":0.0,"delta":0.7166,"gamma":0.0003,"vega":21.0718,"theta":-0.6423,"rho":33.5693,"theo":859.2217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":875.13,"last_trade_time":"2026-02-12T14:59:01","percent_change":0.0,"prev_day_close":874.349975585938},{"option":"SPX261218P06400000","bid":259.8,"bid_size":67.0,"ask":262.0,"ask_size":68.0,"iv":0.2146,"open_interest":14965.0,"volume":7.0,"delta":-0.285,"gamma":0.0003,"vega":21.0718,"theta":-0.7141,"rho":-18.285,"theo":260.1085,"change":-10.3,"open":245.68,"high":250.2,"low":245.68,"tick":"up","last_trade_price":250.2,"last_trade_time":"2026-02-18T13:49:44","percent_change":-3.95393,"prev_day_close":254.150001525879},{"option":"SPX261218C06425000","bid":838.7,"bid_size":6.0,"ask":845.9,"ask_size":9.0,"iv":0.2135,"open_interest":286.0,"volume":0.0,"delta":0.7107,"gamma":0.0003,"vega":21.2717,"theta":-0.6469,"rho":33.3893,"theo":840.5828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":933.15,"last_trade_time":"2026-02-09T14:18:14","percent_change":0.0,"prev_day_close":855.600006103516},{"option":"SPX261218P06425000","bid":265.3,"bid_size":66.0,"ask":267.5,"ask_size":68.0,"iv":0.2131,"open_interest":2145.0,"volume":11.0,"delta":-0.291,"gamma":0.0003,"vega":21.2717,"theta":-0.7157,"rho":-18.6664,"theo":265.6787,"change":-10.7,"open":250.5,"high":255.5,"low":250.5,"tick":"no_change","last_trade_price":255.5,"last_trade_time":"2026-02-18T13:49:41","percent_change":-4.01953,"prev_day_close":259.650009155273},{"option":"SPX261218C06450000","bid":819.9,"bid_size":6.0,"ask":826.9,"ask_size":6.0,"iv":0.2119,"open_interest":942.0,"volume":0.0,"delta":0.7046,"gamma":0.0003,"vega":21.4689,"theta":-0.6512,"rho":33.2029,"theo":822.0558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":832.5,"last_trade_time":"2026-02-13T12:18:56","percent_change":0.0,"prev_day_close":836.899993896484},{"option":"SPX261218P06450000","bid":271.0,"bid_size":65.0,"ask":273.2,"ask_size":67.0,"iv":0.2116,"open_interest":1741.0,"volume":36.0,"delta":-0.2971,"gamma":0.0003,"vega":21.4689,"theta":-0.7171,"rho":-19.0542,"theo":271.3609,"change":-15.0,"open":256.7,"high":256.8,"low":256.7,"tick":"up","last_trade_price":256.8,"last_trade_time":"2026-02-18T10:42:03","percent_change":-5.51876,"prev_day_close":265.200012207031},{"option":"SPX261218C06475000","bid":801.8,"bid_size":6.0,"ask":808.9,"ask_size":9.0,"iv":0.2106,"open_interest":385.0,"volume":0.0,"delta":0.6984,"gamma":0.0003,"vega":21.6639,"theta":-0.6553,"rho":33.0085,"theo":803.643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":821.3,"last_trade_time":"2026-02-13T12:50:14","percent_change":0.0,"prev_day_close":818.349975585938},{"option":"SPX261218P06475000","bid":276.8,"bid_size":44.0,"ask":279.0,"ask_size":46.0,"iv":0.2102,"open_interest":1023.0,"volume":20.0,"delta":-0.3033,"gamma":0.0003,"vega":21.6639,"theta":-0.7184,"rho":-19.4501,"theo":277.1574,"change":-16.81,"open":260.86,"high":260.98,"low":260.86,"tick":"down","last_trade_price":260.89,"last_trade_time":"2026-02-18T12:56:56","percent_change":-6.05329,"prev_day_close":270.799987792969},{"option":"SPX261218C06500000","bid":783.2,"bid_size":6.0,"ask":790.2,"ask_size":23.0,"iv":0.209,"open_interest":10473.0,"volume":2.0,"delta":0.6921,"gamma":0.0003,"vega":21.8569,"theta":-0.6591,"rho":32.8043,"theo":785.3474,"change":2.63,"open":785.58,"high":785.58,"low":783.03,"tick":"down","last_trade_price":783.03,"last_trade_time":"2026-02-18T09:34:59","percent_change":0.337004,"prev_day_close":799.899993896484},{"option":"SPX261218P06500000","bid":282.6,"bid_size":64.0,"ask":284.9,"ask_size":67.0,"iv":0.2087,"open_interest":12854.0,"volume":489.0,"delta":-0.3096,"gamma":0.0003,"vega":21.8569,"theta":-0.7193,"rho":-19.8557,"theo":283.071,"change":-8.04,"open":281.12,"high":282.27,"low":267.2,"tick":"no_change","last_trade_price":275.71,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.83348,"prev_day_close":276.600006103516},{"option":"SPX261218C06525000","bid":764.6,"bid_size":9.0,"ask":772.3,"ask_size":9.0,"iv":0.2075,"open_interest":141.0,"volume":0.0,"delta":0.6857,"gamma":0.0003,"vega":22.0475,"theta":-0.6628,"rho":32.5896,"theo":767.1724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":786.4,"last_trade_time":"2026-02-13T12:44:08","percent_change":0.0,"prev_day_close":781.549987792969},{"option":"SPX261218P06525000","bid":288.6,"bid_size":44.0,"ask":290.9,"ask_size":28.0,"iv":0.2072,"open_interest":734.0,"volume":12.0,"delta":-0.316,"gamma":0.0003,"vega":22.0475,"theta":-0.72,"rho":-20.2718,"theo":289.1051,"change":-8.0,"open":273.7,"high":281.7,"low":273.7,"tick":"up","last_trade_price":281.7,"last_trade_time":"2026-02-18T16:14:03","percent_change":-2.76148,"prev_day_close":282.550003051758},{"option":"SPX261218C06550000","bid":747.3,"bid_size":6.0,"ask":753.9,"ask_size":23.0,"iv":0.2061,"open_interest":1354.0,"volume":0.0,"delta":0.6792,"gamma":0.0003,"vega":22.235,"theta":-0.6661,"rho":32.3644,"theo":749.1214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":788.0,"last_trade_time":"2026-01-29T11:01:35","percent_change":0.0,"prev_day_close":763.349975585938},{"option":"SPX261218P06550000","bid":294.7,"bid_size":62.0,"ask":297.0,"ask_size":63.0,"iv":0.2057,"open_interest":3603.0,"volume":0.0,"delta":-0.3225,"gamma":0.0003,"vega":22.235,"theta":-0.7205,"rho":-20.6983,"theo":295.2634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":298.06,"last_trade_time":"2026-02-13T10:33:34","percent_change":0.0,"prev_day_close":288.449996948242},{"option":"SPX261218C06575000","bid":729.4,"bid_size":6.0,"ask":736.3,"ask_size":9.0,"iv":0.2047,"open_interest":135.0,"volume":54.0,"delta":0.6725,"gamma":0.0003,"vega":22.4183,"theta":-0.6692,"rho":32.1303,"theo":731.1978,"change":34.51,"open":762.21,"high":763.91,"low":760.81,"tick":"down","last_trade_price":760.81,"last_trade_time":"2026-02-18T11:52:36","percent_change":4.75148,"prev_day_close":745.200012207031},{"option":"SPX261218P06575000","bid":301.0,"bid_size":41.0,"ask":303.3,"ask_size":27.0,"iv":0.2042,"open_interest":634.0,"volume":0.0,"delta":-0.3291,"gamma":0.0003,"vega":22.4183,"theta":-0.7207,"rho":-21.1338,"theo":301.5491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":305.7,"last_trade_time":"2026-02-17T15:34:29","percent_change":0.0,"prev_day_close":294.550003051758},{"option":"SPX261218C06600000","bid":711.5,"bid_size":6.0,"ask":718.0,"ask_size":23.0,"iv":0.2031,"open_interest":7259.0,"volume":8.0,"delta":0.6657,"gamma":0.0003,"vega":22.5966,"theta":-0.6721,"rho":31.8888,"theo":713.4041,"change":35.24,"open":746.98,"high":746.98,"low":743.69,"tick":"up","last_trade_price":743.79,"last_trade_time":"2026-02-18T11:45:30","percent_change":4.97353,"prev_day_close":727.25},{"option":"SPX261218P06600000","bid":307.3,"bid_size":62.0,"ask":309.6,"ask_size":45.0,"iv":0.2027,"open_interest":14313.0,"volume":201.0,"delta":-0.3359,"gamma":0.0003,"vega":22.5966,"theta":-0.7206,"rho":-21.5768,"theo":307.9645,"change":-18.45,"open":306.7,"high":306.7,"low":290.4,"tick":"no_change","last_trade_price":290.4,"last_trade_time":"2026-02-18T11:32:00","percent_change":-5.97378,"prev_day_close":300.849990844727},{"option":"SPX261218C06625000","bid":693.3,"bid_size":9.0,"ask":700.4,"ask_size":9.0,"iv":0.2015,"open_interest":241.0,"volume":0.0,"delta":0.6589,"gamma":0.0003,"vega":22.7691,"theta":-0.6746,"rho":31.6419,"theo":695.7421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":662.03,"last_trade_time":"2026-02-05T15:51:49","percent_change":0.0,"prev_day_close":709.399993896484},{"option":"SPX261218P06625000","bid":313.8,"bid_size":41.0,"ask":316.1,"ask_size":11.0,"iv":0.2012,"open_interest":946.0,"volume":9.0,"delta":-0.3428,"gamma":0.0003,"vega":22.7691,"theta":-0.7203,"rho":-22.0251,"theo":314.5117,"change":-12.05,"open":312.1,"high":312.7,"low":297.7,"tick":"up","last_trade_price":303.3,"last_trade_time":"2026-02-18T15:55:23","percent_change":-3.82115,"prev_day_close":307.199996948242},{"option":"SPX261218C06650000","bid":676.0,"bid_size":6.0,"ask":682.8,"ask_size":23.0,"iv":0.2,"open_interest":2397.0,"volume":4.0,"delta":0.6519,"gamma":0.0003,"vega":22.9355,"theta":-0.6769,"rho":31.3904,"theo":678.2132,"change":32.53,"open":705.67,"high":705.93,"low":705.27,"tick":"up","last_trade_price":705.93,"last_trade_time":"2026-02-18T11:53:24","percent_change":4.83071,"prev_day_close":691.650024414062},{"option":"SPX261218P06650000","bid":320.4,"bid_size":60.0,"ask":322.8,"ask_size":44.0,"iv":0.1997,"open_interest":2058.0,"volume":52.0,"delta":-0.3498,"gamma":0.0003,"vega":22.9355,"theta":-0.7196,"rho":-22.478,"theo":321.192,"change":-5.45,"open":317.9,"high":317.9,"low":316.2,"tick":"up","last_trade_price":316.6,"last_trade_time":"2026-02-18T15:32:30","percent_change":-1.69228,"prev_day_close":313.75},{"option":"SPX261218C06675000","bid":659.9,"bid_size":13.0,"ask":663.8,"ask_size":13.0,"iv":0.1985,"open_interest":656.0,"volume":3.0,"delta":0.6447,"gamma":0.0003,"vega":23.096,"theta":-0.6789,"rho":31.1339,"theo":660.8188,"change":25.55,"open":672.88,"high":681.7,"low":672.88,"tick":"up","last_trade_price":681.7,"last_trade_time":"2026-02-18T13:54:20","percent_change":3.89392,"prev_day_close":674.049987792969},{"option":"SPX261218P06675000","bid":327.2,"bid_size":58.0,"ask":329.5,"ask_size":28.0,"iv":0.1982,"open_interest":2768.0,"volume":2.0,"delta":-0.3569,"gamma":0.0003,"vega":23.096,"theta":-0.7187,"rho":-22.9359,"theo":328.0069,"change":-14.14,"open":314.69,"high":314.76,"low":314.69,"tick":"up","last_trade_price":314.76,"last_trade_time":"2026-02-18T13:47:22","percent_change":-4.29918,"prev_day_close":320.600006103516},{"option":"SPX261218C06700000","bid":642.6,"bid_size":13.0,"ask":646.5,"ask_size":30.0,"iv":0.197,"open_interest":7870.0,"volume":28.0,"delta":0.6375,"gamma":0.0003,"vega":23.2509,"theta":-0.6805,"rho":30.8706,"theo":643.561,"change":28.11,"open":673.08,"high":674.08,"low":666.97,"tick":"up","last_trade_price":667.01,"last_trade_time":"2026-02-18T13:47:22","percent_change":4.39975,"prev_day_close":656.700012207031},{"option":"SPX261218P06700000","bid":334.1,"bid_size":56.0,"ask":336.3,"ask_size":28.0,"iv":0.1967,"open_interest":9551.0,"volume":118.0,"delta":-0.3642,"gamma":0.0003,"vega":23.2509,"theta":-0.7175,"rho":-23.4007,"theo":334.9583,"change":-5.2,"open":317.68,"high":331.5,"low":316.0,"tick":"down","last_trade_price":330.7,"last_trade_time":"2026-02-18T15:34:08","percent_change":-1.54808,"prev_day_close":327.050003051758},{"option":"SPX261218C06725000","bid":625.4,"bid_size":14.0,"ask":629.3,"ask_size":15.0,"iv":0.1955,"open_interest":861.0,"volume":0.0,"delta":0.6301,"gamma":0.0003,"vega":23.4005,"theta":-0.6819,"rho":30.5978,"theo":626.4429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":594.99,"last_trade_time":"2026-02-17T10:06:22","percent_change":0.0,"prev_day_close":639.350006103516},{"option":"SPX261218P06725000","bid":341.1,"bid_size":55.0,"ask":343.5,"ask_size":27.0,"iv":0.1952,"open_interest":12697.0,"volume":10.0,"delta":-0.3716,"gamma":0.0003,"vega":23.4005,"theta":-0.716,"rho":-23.8748,"theo":342.0494,"change":-13.4,"open":322.84,"high":339.7,"low":322.84,"tick":"down","last_trade_price":329.6,"last_trade_time":"2026-02-18T15:55:17","percent_change":-3.90671,"prev_day_close":334.350006103516},{"option":"SPX261218C06750000","bid":608.4,"bid_size":15.0,"ask":612.3,"ask_size":31.0,"iv":0.1939,"open_interest":4583.0,"volume":0.0,"delta":0.6226,"gamma":0.0003,"vega":23.5447,"theta":-0.683,"rho":30.3135,"theo":609.4685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":623.46,"last_trade_time":"2026-02-13T13:35:12","percent_change":0.0,"prev_day_close":622.25},{"option":"SPX261218P06750000","bid":348.3,"bid_size":56.0,"ask":350.6,"ask_size":26.0,"iv":0.1937,"open_interest":3617.0,"volume":4.0,"delta":-0.3791,"gamma":0.0003,"vega":23.5447,"theta":-0.7141,"rho":-24.3605,"theo":349.2842,"change":-7.4,"open":345.1,"high":345.1,"low":342.9,"tick":"down","last_trade_price":342.9,"last_trade_time":"2026-02-18T15:37:31","percent_change":-2.11248,"prev_day_close":341.350006103516},{"option":"SPX261218C06775000","bid":591.5,"bid_size":15.0,"ask":595.4,"ask_size":15.0,"iv":0.1924,"open_interest":1144.0,"volume":0.0,"delta":0.615,"gamma":0.0003,"vega":23.6831,"theta":-0.6837,"rho":30.0166,"theo":592.6428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":585.86,"last_trade_time":"2026-02-17T09:38:56","percent_change":0.0,"prev_day_close":605.25},{"option":"SPX261218P06775000","bid":355.6,"bid_size":34.0,"ask":358.0,"ask_size":9.0,"iv":0.1921,"open_interest":355.0,"volume":13.0,"delta":-0.3867,"gamma":0.0003,"vega":23.6831,"theta":-0.712,"rho":-24.8588,"theo":356.6677,"change":-13.85,"open":354.0,"high":354.0,"low":343.8,"tick":"down","last_trade_price":343.8,"last_trade_time":"2026-02-18T15:55:21","percent_change":-3.8725,"prev_day_close":348.25},{"option":"SPX261218C06800000","bid":575.4,"bid_size":16.0,"ask":578.7,"ask_size":33.0,"iv":0.191,"open_interest":18238.0,"volume":2.0,"delta":0.6072,"gamma":0.0003,"vega":23.8148,"theta":-0.6841,"rho":29.7077,"theo":575.9708,"change":24.65,"open":603.36,"high":603.36,"low":596.2,"tick":"down","last_trade_price":596.2,"last_trade_time":"2026-02-18T15:56:01","percent_change":4.31284,"prev_day_close":588.399993896484},{"option":"SPX261218P06800000","bid":363.1,"bid_size":55.0,"ask":365.5,"ask_size":40.0,"iv":0.1906,"open_interest":12043.0,"volume":113.0,"delta":-0.3945,"gamma":0.0003,"vega":23.8148,"theta":-0.7095,"rho":-25.3692,"theo":364.2049,"change":-12.0,"open":345.69,"high":361.7,"low":345.69,"tick":"down","last_trade_price":353.3,"last_trade_time":"2026-02-18T15:48:08","percent_change":-3.28497,"prev_day_close":355.850006103516},{"option":"SPX261218C06825000","bid":558.2,"bid_size":16.0,"ask":562.2,"ask_size":33.0,"iv":0.1894,"open_interest":3207.0,"volume":0.0,"delta":0.5993,"gamma":0.0003,"vega":23.9389,"theta":-0.6841,"rho":29.3894,"theo":559.4569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":538.99,"last_trade_time":"2026-02-17T11:02:42","percent_change":0.0,"prev_day_close":571.649993896484},{"option":"SPX261218P06825000","bid":370.8,"bid_size":33.0,"ask":373.2,"ask_size":9.0,"iv":0.1891,"open_interest":1149.0,"volume":1.0,"delta":-0.4024,"gamma":0.0003,"vega":23.9389,"theta":-0.7066,"rho":-25.8889,"theo":371.9002,"change":-21.93,"open":351.07,"high":351.07,"low":351.07,"tick":"down","last_trade_price":351.07,"last_trade_time":"2026-02-18T13:15:59","percent_change":-5.87936,"prev_day_close":363.099990844727},{"option":"SPX261218C06850000","bid":541.9,"bid_size":16.0,"ask":545.8,"ask_size":33.0,"iv":0.1879,"open_interest":13678.0,"volume":0.0,"delta":0.5913,"gamma":0.0003,"vega":24.0546,"theta":-0.6838,"rho":29.0642,"theo":543.1047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":548.51,"last_trade_time":"2026-02-17T14:23:55","percent_change":0.0,"prev_day_close":555.100006103516},{"option":"SPX261218P06850000","bid":378.6,"bid_size":53.0,"ask":381.0,"ask_size":39.0,"iv":0.1876,"open_interest":10464.0,"volume":137.0,"delta":-0.4104,"gamma":0.0003,"vega":24.0546,"theta":-0.7034,"rho":-26.4155,"theo":379.7572,"change":-8.65,"open":358.03,"high":372.3,"low":358.02,"tick":"up","last_trade_price":372.3,"last_trade_time":"2026-02-18T15:37:59","percent_change":-2.27064,"prev_day_close":370.699996948242},{"option":"SPX261218C06875000","bid":525.6,"bid_size":37.0,"ask":528.5,"ask_size":20.0,"iv":0.1861,"open_interest":2282.0,"volume":0.0,"delta":0.5831,"gamma":0.0003,"vega":24.1614,"theta":-0.6832,"rho":28.7342,"theo":526.9169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":495.29,"last_trade_time":"2026-02-17T10:48:25","percent_change":0.0,"prev_day_close":538.75},{"option":"SPX261218P06875000","bid":386.6,"bid_size":33.0,"ask":389.0,"ask_size":9.0,"iv":0.1861,"open_interest":969.0,"volume":3.0,"delta":-0.4186,"gamma":0.0003,"vega":24.1614,"theta":-0.6998,"rho":-26.9469,"theo":387.7786,"change":-12.05,"open":376.95,"high":376.95,"low":376.95,"tick":"up","last_trade_price":376.95,"last_trade_time":"2026-02-18T16:02:44","percent_change":-3.09769,"prev_day_close":378.850006103516},{"option":"SPX261218C06900000","bid":509.6,"bid_size":39.0,"ask":512.5,"ask_size":20.0,"iv":0.1846,"open_interest":12008.0,"volume":121.0,"delta":0.5748,"gamma":0.0003,"vega":24.2591,"theta":-0.6821,"rho":28.3995,"theo":510.8961,"change":19.85,"open":529.2,"high":530.0,"low":529.2,"tick":"up","last_trade_price":530.0,"last_trade_time":"2026-02-18T15:55:59","percent_change":3.91789,"prev_day_close":522.550018310547},{"option":"SPX261218P06900000","bid":394.7,"bid_size":53.0,"ask":397.1,"ask_size":26.0,"iv":0.1846,"open_interest":12063.0,"volume":43.0,"delta":-0.4269,"gamma":0.0003,"vega":24.2591,"theta":-0.6959,"rho":-27.483,"theo":395.967,"change":-11.7,"open":376.49,"high":385.6,"low":374.58,"tick":"up","last_trade_price":385.6,"last_trade_time":"2026-02-18T15:46:18","percent_change":-2.94488,"prev_day_close":386.900009155273},{"option":"SPX261218C06925000","bid":493.8,"bid_size":38.0,"ask":496.6,"ask_size":3.0,"iv":0.1831,"open_interest":3628.0,"volume":4.0,"delta":0.5664,"gamma":0.0004,"vega":24.3477,"theta":-0.6807,"rho":28.058,"theo":495.0458,"change":31.85,"open":523.33,"high":523.33,"low":522.8,"tick":"down","last_trade_price":522.8,"last_trade_time":"2026-02-18T13:07:01","percent_change":6.48742,"prev_day_close":506.5},{"option":"SPX261218P06925000","bid":403.1,"bid_size":32.0,"ask":405.5,"ask_size":8.0,"iv":0.183,"open_interest":990.0,"volume":0.0,"delta":-0.4353,"gamma":0.0004,"vega":24.3477,"theta":-0.6916,"rho":-28.0259,"theo":404.326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":401.08,"last_trade_time":"2026-02-12T13:51:27","percent_change":0.0,"prev_day_close":394.75},{"option":"SPX261218C06950000","bid":478.1,"bid_size":38.0,"ask":480.8,"ask_size":4.0,"iv":0.1816,"open_interest":5023.0,"volume":1.0,"delta":0.5578,"gamma":0.0004,"vega":24.4269,"theta":-0.6789,"rho":27.7062,"theo":479.3709,"change":31.83,"open":507.23,"high":507.23,"low":507.23,"tick":"up","last_trade_price":507.23,"last_trade_time":"2026-02-18T10:56:40","percent_change":6.69541,"prev_day_close":490.599990844727},{"option":"SPX261218P06950000","bid":411.6,"bid_size":52.0,"ask":414.0,"ask_size":25.0,"iv":0.1815,"open_interest":4027.0,"volume":1.0,"delta":-0.4439,"gamma":0.0004,"vega":24.4269,"theta":-0.6869,"rho":-28.5791,"theo":412.8603,"change":-13.85,"open":400.6,"high":400.6,"low":400.6,"tick":"down","last_trade_price":400.6,"last_trade_time":"2026-02-18T15:48:08","percent_change":-3.34178,"prev_day_close":403.399993896484},{"option":"SPX261218C06975000","bid":462.6,"bid_size":20.0,"ask":465.3,"ask_size":4.0,"iv":0.1801,"open_interest":265.0,"volume":0.0,"delta":0.5491,"gamma":0.0004,"vega":24.4964,"theta":-0.6768,"rho":27.341,"theo":463.8782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":536.55,"last_trade_time":"2026-02-10T11:11:33","percent_change":0.0,"prev_day_close":475.050003051758},{"option":"SPX261218P06975000","bid":420.4,"bid_size":50.0,"ask":422.8,"ask_size":36.0,"iv":0.18,"open_interest":2276.0,"volume":0.0,"delta":-0.4526,"gamma":0.0004,"vega":24.4964,"theta":-0.6818,"rho":-29.1457,"theo":421.5768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":426.0,"last_trade_time":"2026-02-17T15:58:16","percent_change":0.0,"prev_day_close":411.649993896484},{"option":"SPX261218C07000000","bid":447.4,"bid_size":39.0,"ask":450.0,"ask_size":4.0,"iv":0.1785,"open_interest":89198.0,"volume":251.0,"delta":0.5403,"gamma":0.0004,"vega":24.5556,"theta":-0.6742,"rho":26.9614,"theo":448.5756,"change":21.3,"open":447.53,"high":474.97,"low":447.53,"tick":"down","last_trade_price":466.15,"last_trade_time":"2026-02-18T15:55:45","percent_change":4.78813,"prev_day_close":459.5},{"option":"SPX261218P07000000","bid":429.3,"bid_size":50.0,"ask":431.7,"ask_size":36.0,"iv":0.1785,"open_interest":88711.0,"volume":31.0,"delta":-0.4614,"gamma":0.0004,"vega":24.5556,"theta":-0.6764,"rho":-29.7268,"theo":430.4834,"change":-16.65,"open":429.38,"high":429.38,"low":407.62,"tick":"up","last_trade_price":415.5,"last_trade_time":"2026-02-18T15:55:45","percent_change":-3.85283,"prev_day_close":420.449996948242},{"option":"SPX261218C07025000","bid":432.3,"bid_size":21.0,"ask":434.8,"ask_size":4.0,"iv":0.177,"open_interest":855.0,"volume":0.0,"delta":0.5313,"gamma":0.0004,"vega":24.6036,"theta":-0.6713,"rho":26.5692,"theo":433.471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":430.52,"last_trade_time":"2026-02-13T10:07:27","percent_change":0.0,"prev_day_close":444.199996948242},{"option":"SPX261218P07025000","bid":438.4,"bid_size":29.0,"ask":440.8,"ask_size":8.0,"iv":0.177,"open_interest":953.0,"volume":13.0,"delta":-0.4704,"gamma":0.0004,"vega":24.6036,"theta":-0.6705,"rho":-30.3204,"theo":439.588,"change":-17.9,"open":419.0,"high":423.6,"low":417.8,"tick":"up","last_trade_price":423.6,"last_trade_time":"2026-02-18T13:54:22","percent_change":-4.05436,"prev_day_close":429.400009155273},{"option":"SPX261218C07050000","bid":417.4,"bid_size":47.0,"ask":420.0,"ask_size":4.0,"iv":0.1755,"open_interest":2627.0,"volume":7.0,"delta":0.5222,"gamma":0.0004,"vega":24.64,"theta":-0.6679,"rho":26.1678,"theo":418.5715,"change":7.57,"open":417.58,"high":422.62,"low":417.58,"tick":"up","last_trade_price":422.62,"last_trade_time":"2026-02-18T15:18:12","percent_change":1.82388,"prev_day_close":429.25},{"option":"SPX261218P07050000","bid":447.8,"bid_size":29.0,"ask":450.4,"ask_size":18.0,"iv":0.1756,"open_interest":1135.0,"volume":4.0,"delta":-0.4795,"gamma":0.0004,"vega":24.64,"theta":-0.6643,"rho":-30.9232,"theo":448.8978,"change":-24.15,"open":448.03,"high":448.03,"low":426.8,"tick":"down","last_trade_price":426.8,"last_trade_time":"2026-02-18T12:41:24","percent_change":-5.35536,"prev_day_close":438.599990844727},{"option":"SPX261218C07075000","bid":402.8,"bid_size":30.0,"ask":405.3,"ask_size":4.0,"iv":0.174,"open_interest":672.0,"volume":194.0,"delta":0.5129,"gamma":0.0004,"vega":24.6643,"theta":-0.6641,"rho":25.7615,"theo":403.883,"change":17.64,"open":423.23,"high":423.38,"low":405.67,"tick":"up","last_trade_price":418.14,"last_trade_time":"2026-02-18T15:48:33","percent_change":4.40449,"prev_day_close":414.300003051758},{"option":"SPX261218P07075000","bid":457.3,"bid_size":28.0,"ask":459.7,"ask_size":8.0,"iv":0.174,"open_interest":616.0,"volume":18.0,"delta":-0.4887,"gamma":0.0004,"vega":24.6643,"theta":-0.6576,"rho":-31.5309,"theo":458.4184,"change":-8.75,"open":435.7,"high":451.9,"low":432.8,"tick":"up","last_trade_price":451.9,"last_trade_time":"2026-02-18T14:52:58","percent_change":-1.89949,"prev_day_close":447.850006103516},{"option":"SPX261218C07100000","bid":388.3,"bid_size":50.0,"ask":390.9,"ask_size":4.0,"iv":0.1725,"open_interest":5638.0,"volume":11.0,"delta":0.5036,"gamma":0.0004,"vega":24.6764,"theta":-0.66,"rho":25.3516,"theo":389.4104,"change":15.45,"open":394.1,"high":413.5,"low":394.1,"tick":"up","last_trade_price":401.25,"last_trade_time":"2026-02-18T16:13:24","percent_change":4.00467,"prev_day_close":399.75},{"option":"SPX261218P07100000","bid":467.1,"bid_size":37.0,"ask":469.5,"ask_size":23.0,"iv":0.1725,"open_interest":5924.0,"volume":0.0,"delta":-0.4981,"gamma":0.0004,"vega":24.6764,"theta":-0.6505,"rho":-32.1422,"theo":468.1551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":478.05,"last_trade_time":"2026-02-17T13:24:38","percent_change":0.0,"prev_day_close":457.5},{"option":"SPX261218C07125000","bid":374.6,"bid_size":27.0,"ask":376.7,"ask_size":4.0,"iv":0.1712,"open_interest":1063.0,"volume":10.0,"delta":0.4941,"gamma":0.0004,"vega":24.6758,"theta":-0.6554,"rho":24.9363,"theo":375.1596,"change":25.21,"open":397.31,"high":397.31,"low":397.31,"tick":"no_change","last_trade_price":397.31,"last_trade_time":"2026-02-18T10:21:06","percent_change":6.77506,"prev_day_close":385.350006103516},{"option":"SPX261218P07125000","bid":477.0,"bid_size":22.0,"ask":479.6,"ask_size":8.0,"iv":0.171,"open_interest":270.0,"volume":10.0,"delta":-0.5076,"gamma":0.0004,"vega":24.6758,"theta":-0.643,"rho":-32.7589,"theo":478.1135,"change":-25.11,"open":455.49,"high":455.49,"low":455.49,"tick":"no_change","last_trade_price":455.49,"last_trade_time":"2026-02-18T10:21:06","percent_change":-5.22472,"prev_day_close":467.25},{"option":"SPX261218C07150000","bid":360.6,"bid_size":44.0,"ask":362.7,"ask_size":4.0,"iv":0.1697,"open_interest":5535.0,"volume":24.0,"delta":0.4844,"gamma":0.0004,"vega":24.6618,"theta":-0.6504,"rho":24.5112,"theo":361.1385,"change":26.95,"open":386.62,"high":386.62,"low":384.8,"tick":"down","last_trade_price":384.8,"last_trade_time":"2026-02-18T12:25:45","percent_change":7.53109,"prev_day_close":371.149993896484},{"option":"SPX261218P07150000","bid":487.3,"bid_size":37.0,"ask":490.0,"ask_size":20.0,"iv":0.1696,"open_interest":3735.0,"volume":20.0,"delta":-0.5172,"gamma":0.0004,"vega":24.6618,"theta":-0.6352,"rho":-33.3854,"theo":488.3016,"change":-28.19,"open":462.28,"high":463.04,"low":462.28,"tick":"up","last_trade_price":462.66,"last_trade_time":"2026-02-18T10:57:54","percent_change":-5.7431,"prev_day_close":477.350006103516},{"option":"SPX261218C07175000","bid":346.9,"bid_size":44.0,"ask":349.0,"ask_size":4.0,"iv":0.1682,"open_interest":2346.0,"volume":0.0,"delta":0.4747,"gamma":0.0004,"vega":24.633,"theta":-0.645,"rho":24.0722,"theo":347.3571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.35,"last_trade_time":"2026-02-13T13:35:12","percent_change":0.0,"prev_day_close":357.199996948242},{"option":"SPX261218P07175000","bid":497.8,"bid_size":35.0,"ask":500.5,"ask_size":17.0,"iv":0.1682,"open_interest":2861.0,"volume":0.0,"delta":-0.527,"gamma":0.0004,"vega":24.633,"theta":-0.6269,"rho":-34.0259,"theo":498.7294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":495.79,"last_trade_time":"2026-02-13T13:02:03","percent_change":0.0,"prev_day_close":487.550003051758},{"option":"SPX261218C07200000","bid":333.4,"bid_size":45.0,"ask":335.5,"ask_size":4.0,"iv":0.1667,"open_interest":15077.0,"volume":252.0,"delta":0.4648,"gamma":0.0004,"vega":24.5888,"theta":-0.6392,"rho":23.6181,"theo":333.8273,"change":12.39,"open":356.36,"high":356.36,"low":343.34,"tick":"no_change","last_trade_price":343.34,"last_trade_time":"2026-02-18T15:47:14","percent_change":3.74376,"prev_day_close":343.5},{"option":"SPX261218P07200000","bid":508.5,"bid_size":39.0,"ask":511.3,"ask_size":19.0,"iv":0.1667,"open_interest":9325.0,"volume":0.0,"delta":-0.5369,"gamma":0.0004,"vega":24.5888,"theta":-0.6182,"rho":-34.6814,"theo":509.4088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":530.48,"last_trade_time":"2026-02-17T11:07:03","percent_change":0.0,"prev_day_close":498.050003051758},{"option":"SPX261218C07225000","bid":319.8,"bid_size":50.0,"ask":322.2,"ask_size":4.0,"iv":0.1652,"open_interest":2900.0,"volume":0.0,"delta":0.4548,"gamma":0.0004,"vega":24.5287,"theta":-0.633,"rho":23.1522,"theo":320.5603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":318.6,"last_trade_time":"2026-02-17T13:36:22","percent_change":0.0,"prev_day_close":330.050003051758},{"option":"SPX261218P07225000","bid":519.2,"bid_size":16.0,"ask":523.0,"ask_size":17.0,"iv":0.1653,"open_interest":999.0,"volume":0.0,"delta":-0.5468,"gamma":0.0004,"vega":24.5287,"theta":-0.6091,"rho":-35.3486,"theo":520.351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":516.71,"last_trade_time":"2026-02-13T14:33:05","percent_change":0.0,"prev_day_close":508.850006103516},{"option":"SPX261218C07250000","bid":306.9,"bid_size":51.0,"ask":309.4,"ask_size":16.0,"iv":0.1638,"open_interest":6526.0,"volume":16.0,"delta":0.4448,"gamma":0.0004,"vega":24.4531,"theta":-0.6264,"rho":22.6804,"theo":307.5658,"change":13.8,"open":319.7,"high":327.5,"low":316.1,"tick":"down","last_trade_price":318.9,"last_trade_time":"2026-02-18T15:59:39","percent_change":4.52311,"prev_day_close":316.849990844727},{"option":"SPX261218P07250000","bid":530.4,"bid_size":16.0,"ask":533.6,"ask_size":17.0,"iv":0.1637,"open_interest":1019.0,"volume":0.0,"delta":-0.5569,"gamma":0.0004,"vega":24.4531,"theta":-0.5996,"rho":-36.0218,"theo":531.5657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":529.11,"last_trade_time":"2026-02-12T14:10:11","percent_change":0.0,"prev_day_close":519.899993896484},{"option":"SPX261218C07275000","bid":294.3,"bid_size":32.0,"ask":296.6,"ask_size":16.0,"iv":0.1624,"open_interest":2406.0,"volume":0.0,"delta":0.4346,"gamma":0.0004,"vega":24.3629,"theta":-0.6194,"rho":22.2074,"theo":294.8511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.75,"last_trade_time":"2026-02-17T14:23:55","percent_change":0.0,"prev_day_close":303.899993896484},{"option":"SPX261218P07275000","bid":541.9,"bid_size":16.0,"ask":545.7,"ask_size":17.0,"iv":0.1624,"open_interest":105.0,"volume":0.0,"delta":-0.5671,"gamma":0.0004,"vega":24.3629,"theta":-0.5897,"rho":-36.6963,"theo":543.0602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":552.6,"last_trade_time":"2026-02-17T12:07:59","percent_change":0.0,"prev_day_close":531.199981689453},{"option":"SPX261218C07300000","bid":282.4,"bid_size":30.0,"ask":284.2,"ask_size":44.0,"iv":0.1611,"open_interest":4157.0,"volume":27.0,"delta":0.4243,"gamma":0.0004,"vega":24.2579,"theta":-0.612,"rho":21.733,"theo":282.4228,"change":19.55,"open":303.0,"high":303.0,"low":299.7,"tick":"down","last_trade_price":299.7,"last_trade_time":"2026-02-18T12:00:28","percent_change":6.97841,"prev_day_close":291.300003051758},{"option":"SPX261218P07300000","bid":553.7,"bid_size":34.0,"ask":557.5,"ask_size":17.0,"iv":0.161,"open_interest":2077.0,"volume":2.0,"delta":-0.5773,"gamma":0.0004,"vega":24.2579,"theta":-0.5794,"rho":-37.3721,"theo":554.8412,"change":-30.93,"open":526.47,"high":527.37,"low":526.47,"tick":"up","last_trade_price":527.37,"last_trade_time":"2026-02-18T11:40:56","percent_change":-5.54003,"prev_day_close":542.75},{"option":"SPX261218C07325000","bid":269.9,"bid_size":35.0,"ask":272.2,"ask_size":33.0,"iv":0.1596,"open_interest":7293.0,"volume":0.0,"delta":0.414,"gamma":0.0004,"vega":24.1371,"theta":-0.6043,"rho":21.2531,"theo":270.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.1,"last_trade_time":"2026-02-17T13:36:23","percent_change":0.0,"prev_day_close":279.0},{"option":"SPX261218P07325000","bid":565.7,"bid_size":15.0,"ask":569.6,"ask_size":16.0,"iv":0.1596,"open_interest":118.0,"volume":0.0,"delta":-0.5877,"gamma":0.0004,"vega":24.1371,"theta":-0.5688,"rho":-38.0534,"theo":566.9166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":502.92,"last_trade_time":"2026-01-26T14:29:03","percent_change":0.0,"prev_day_close":554.699981689453},{"option":"SPX261218C07350000","bid":258.5,"bid_size":20.0,"ask":260.4,"ask_size":48.0,"iv":0.1583,"open_interest":5449.0,"volume":1.0,"delta":0.4036,"gamma":0.0004,"vega":23.9984,"theta":-0.5962,"rho":20.7622,"theo":258.4598,"change":14.11,"open":270.71,"high":270.71,"low":270.71,"tick":"up","last_trade_price":270.71,"last_trade_time":"2026-02-18T14:30:00","percent_change":5.49883,"prev_day_close":267.050003051758},{"option":"SPX261218P07350000","bid":578.1,"bid_size":15.0,"ask":582.0,"ask_size":16.0,"iv":0.1583,"open_interest":387.0,"volume":125.0,"delta":-0.5981,"gamma":0.0004,"vega":23.9984,"theta":-0.5578,"rho":-38.7458,"theo":579.2966,"change":-7.25,"open":576.0,"high":576.0,"low":576.0,"tick":"up","last_trade_price":576.0,"last_trade_time":"2026-02-18T15:15:34","percent_change":-1.24303,"prev_day_close":566.850006103516},{"option":"SPX261218C07375000","bid":246.7,"bid_size":36.0,"ask":248.9,"ask_size":16.0,"iv":0.1569,"open_interest":597.0,"volume":0.0,"delta":0.3931,"gamma":0.0004,"vega":23.8402,"theta":-0.5878,"rho":20.2583,"theo":246.947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.24,"last_trade_time":"2026-02-12T15:08:58","percent_change":0.0,"prev_day_close":255.299995422363},{"option":"SPX261218P07375000","bid":590.8,"bid_size":15.0,"ask":594.7,"ask_size":15.0,"iv":0.1569,"open_interest":129.0,"volume":0.0,"delta":-0.6085,"gamma":0.0004,"vega":23.8402,"theta":-0.5465,"rho":-39.4511,"theo":591.993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":611.04,"last_trade_time":"2026-01-20T13:41:35","percent_change":0.0,"prev_day_close":579.350006103516},{"option":"SPX261218C07400000","bid":235.9,"bid_size":20.0,"ask":237.7,"ask_size":48.0,"iv":0.1557,"open_interest":12427.0,"volume":151.0,"delta":0.3826,"gamma":0.0004,"vega":23.6629,"theta":-0.579,"rho":19.7456,"theo":235.7609,"change":10.08,"open":247.44,"high":247.44,"low":244.28,"tick":"down","last_trade_price":244.28,"last_trade_time":"2026-02-18T14:47:35","percent_change":4.30402,"prev_day_close":243.849998474121},{"option":"SPX261218P07400000","bid":603.9,"bid_size":16.0,"ask":607.7,"ask_size":33.0,"iv":0.1556,"open_interest":1372.0,"volume":0.0,"delta":-0.619,"gamma":0.0004,"vega":23.6629,"theta":-0.5348,"rho":-40.1651,"theo":605.0161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":619.88,"last_trade_time":"2026-02-13T15:19:39","percent_change":0.0,"prev_day_close":592.149993896484},{"option":"SPX261218C07425000","bid":224.9,"bid_size":25.0,"ask":226.9,"ask_size":17.0,"iv":0.1544,"open_interest":1107.0,"volume":0.0,"delta":0.3722,"gamma":0.0004,"vega":23.4683,"theta":-0.57,"rho":19.2318,"theo":224.9083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":225.44,"last_trade_time":"2026-02-13T10:51:32","percent_change":0.0,"prev_day_close":232.75},{"option":"SPX261218P07425000","bid":617.2,"bid_size":14.0,"ask":621.1,"ask_size":14.0,"iv":0.1543,"open_interest":49.0,"volume":0.0,"delta":-0.6295,"gamma":0.0004,"vega":23.4683,"theta":-0.5229,"rho":-40.8804,"theo":618.3727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":550.4,"last_trade_time":"2026-02-09T12:36:04","percent_change":0.0,"prev_day_close":605.300018310547},{"option":"SPX261218C07450000","bid":214.6,"bid_size":22.0,"ask":216.4,"ask_size":40.0,"iv":0.1532,"open_interest":986.0,"volume":0.0,"delta":0.3616,"gamma":0.0004,"vega":23.259,"theta":-0.5606,"rho":18.7224,"theo":214.3919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.3,"last_trade_time":"2026-02-17T10:40:15","percent_change":0.0,"prev_day_close":222.0},{"option":"SPX261218P07450000","bid":630.8,"bid_size":13.0,"ask":634.7,"ask_size":13.0,"iv":0.153,"open_interest":318.0,"volume":0.0,"delta":-0.64,"gamma":0.0004,"vega":23.259,"theta":-0.5106,"rho":-41.5912,"theo":632.0655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":601.5,"last_trade_time":"2026-02-03T12:36:20","percent_change":0.0,"prev_day_close":618.75},{"option":"SPX261218C07475000","bid":204.1,"bid_size":26.0,"ask":206.2,"ask_size":25.0,"iv":0.1519,"open_interest":649.0,"volume":56.0,"delta":0.3511,"gamma":0.0004,"vega":23.0358,"theta":-0.551,"rho":18.2166,"theo":204.2127,"change":5.65,"open":207.33,"high":209.0,"low":207.33,"tick":"down","last_trade_price":208.5,"last_trade_time":"2026-02-18T15:32:30","percent_change":2.78531,"prev_day_close":211.550003051758},{"option":"SPX261218P07475000","bid":642.5,"bid_size":9.0,"ask":649.8,"ask_size":6.0,"iv":0.1515,"open_interest":112.0,"volume":0.0,"delta":-0.6505,"gamma":0.0004,"vega":23.0358,"theta":-0.4981,"rho":-42.2984,"theo":646.0955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":601.2,"last_trade_time":"2026-01-29T13:32:47","percent_change":0.0,"prev_day_close":632.5},{"option":"SPX261218C07500000","bid":194.6,"bid_size":23.0,"ask":196.3,"ask_size":60.0,"iv":0.1508,"open_interest":14209.0,"volume":407.0,"delta":0.3406,"gamma":0.0004,"vega":22.7967,"theta":-0.5411,"rho":17.7085,"theo":194.3724,"change":9.38,"open":195.36,"high":212.5,"low":194.21,"tick":"up","last_trade_price":202.43,"last_trade_time":"2026-02-18T16:13:24","percent_change":4.85885,"prev_day_close":201.399993896484},{"option":"SPX261218P07500000","bid":657.0,"bid_size":7.0,"ask":664.3,"ask_size":26.0,"iv":0.1504,"open_interest":4089.0,"volume":2.0,"delta":-0.661,"gamma":0.0004,"vega":22.7967,"theta":-0.4853,"rho":-43.0079,"theo":660.4645,"change":-3.2,"open":659.3,"high":661.85,"low":659.3,"tick":"up","last_trade_price":661.85,"last_trade_time":"2026-02-18T09:34:59","percent_change":-0.481165,"prev_day_close":646.700012207031},{"option":"SPX261218C07525000","bid":184.7,"bid_size":29.0,"ask":186.7,"ask_size":26.0,"iv":0.1495,"open_interest":596.0,"volume":0.0,"delta":0.3302,"gamma":0.0004,"vega":22.5391,"theta":-0.531,"rho":17.1931,"theo":184.8745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":180.21,"last_trade_time":"2026-02-17T12:22:00","percent_change":0.0,"prev_day_close":191.650001525879},{"option":"SPX261218P07525000","bid":671.6,"bid_size":9.0,"ask":679.0,"ask_size":9.0,"iv":0.1492,"open_interest":22.0,"volume":0.0,"delta":-0.6714,"gamma":0.0004,"vega":22.5391,"theta":-0.4723,"rho":-43.7247,"theo":675.1758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":602.24,"last_trade_time":"2026-02-09T12:35:35","percent_change":0.0,"prev_day_close":661.150024414062},{"option":"SPX261218C07550000","bid":175.8,"bid_size":27.0,"ask":177.5,"ask_size":64.0,"iv":0.1485,"open_interest":1929.0,"volume":5.0,"delta":0.3198,"gamma":0.0004,"vega":22.2616,"theta":-0.5207,"rho":16.6712,"theo":175.7219,"change":14.07,"open":188.57,"high":188.57,"low":188.57,"tick":"up","last_trade_price":188.57,"last_trade_time":"2026-02-18T13:31:44","percent_change":8.06304,"prev_day_close":182.199996948242},{"option":"SPX261218P07550000","bid":686.9,"bid_size":6.0,"ask":694.0,"ask_size":6.0,"iv":0.1482,"open_interest":54.0,"volume":0.0,"delta":-0.6818,"gamma":0.0004,"vega":22.2616,"theta":-0.4591,"rho":-44.448,"theo":690.2324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":642.9,"last_trade_time":"2026-02-02T09:30:54","percent_change":0.0,"prev_day_close":675.899993896484},{"option":"SPX261218C07575000","bid":166.6,"bid_size":31.0,"ask":168.6,"ask_size":28.0,"iv":0.1473,"open_interest":453.0,"volume":7.0,"delta":0.3095,"gamma":0.0004,"vega":21.9663,"theta":-0.5102,"rho":16.1501,"theo":166.9139,"change":13.42,"open":179.12,"high":179.12,"low":179.12,"tick":"up","last_trade_price":179.12,"last_trade_time":"2026-02-18T13:31:29","percent_change":8.09897,"prev_day_close":173.100006103516},{"option":"SPX261218P07575000","bid":701.6,"bid_size":9.0,"ask":709.3,"ask_size":6.0,"iv":0.1469,"open_interest":69.0,"volume":0.0,"delta":-0.6921,"gamma":0.0004,"vega":21.9663,"theta":-0.4457,"rho":-45.1705,"theo":705.6336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":615.31,"last_trade_time":"2026-01-28T09:30:02","percent_change":0.0,"prev_day_close":690.950012207031},{"option":"SPX261218C07600000","bid":158.4,"bid_size":30.0,"ask":160.0,"ask_size":69.0,"iv":0.1463,"open_interest":9177.0,"volume":300.0,"delta":0.2993,"gamma":0.0004,"vega":21.6574,"theta":-0.4995,"rho":15.6376,"theo":158.4454,"change":15.25,"open":172.5,"high":172.5,"low":172.5,"tick":"no_change","last_trade_price":172.5,"last_trade_time":"2026-02-18T10:48:12","percent_change":9.69793,"prev_day_close":164.300003051758},{"option":"SPX261218P07600000","bid":717.6,"bid_size":6.0,"ask":725.0,"ask_size":26.0,"iv":0.1459,"open_interest":1323.0,"volume":0.0,"delta":-0.7023,"gamma":0.0004,"vega":21.6574,"theta":-0.4321,"rho":-45.8844,"theo":721.3743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":677.87,"last_trade_time":"2026-02-03T15:51:21","percent_change":0.0,"prev_day_close":706.399993896484},{"option":"SPX261218C07625000","bid":149.9,"bid_size":53.0,"ask":151.8,"ask_size":52.0,"iv":0.1452,"open_interest":1593.0,"volume":0.0,"delta":0.2892,"gamma":0.0004,"vega":21.3384,"theta":-0.4886,"rho":15.1357,"theo":150.308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":186.81,"last_trade_time":"2026-02-11T11:40:32","percent_change":0.0,"prev_day_close":155.849998474121},{"option":"SPX261218P07625000","bid":733.8,"bid_size":3.0,"ask":741.7,"ask_size":3.0,"iv":0.1451,"open_interest":1.0,"volume":0.0,"delta":-0.7124,"gamma":0.0004,"vega":21.3384,"theta":-0.4183,"rho":-46.5878,"theo":737.4461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":688.6,"last_trade_time":"2026-02-02T09:30:26","percent_change":0.0,"prev_day_close":722.150024414062},{"option":"SPX261218C07650000","bid":142.0,"bid_size":76.0,"ask":143.9,"ask_size":52.0,"iv":0.1442,"open_interest":1672.0,"volume":0.0,"delta":0.2792,"gamma":0.0004,"vega":21.0089,"theta":-0.4776,"rho":14.6391,"theo":142.4941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":151.8,"last_trade_time":"2026-02-12T15:13:36","percent_change":0.0,"prev_day_close":147.75},{"option":"SPX261218P07650000","bid":750.2,"bid_size":2.0,"ask":758.0,"ask_size":2.0,"iv":0.1442,"open_interest":323.0,"volume":0.0,"delta":-0.7224,"gamma":0.0004,"vega":21.0089,"theta":-0.4044,"rho":-47.2858,"theo":753.8415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":687.85,"last_trade_time":"2026-01-22T12:46:40","percent_change":0.0,"prev_day_close":738.25},{"option":"SPX261218C07675000","bid":134.4,"bid_size":54.0,"ask":136.3,"ask_size":32.0,"iv":0.1432,"open_interest":961.0,"volume":0.0,"delta":0.2693,"gamma":0.0004,"vega":20.6657,"theta":-0.4665,"rho":14.1416,"theo":134.9987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.68,"last_trade_time":"2026-02-12T16:11:20","percent_change":0.0,"prev_day_close":140.0},{"option":"SPX261218P07675000","bid":766.6,"bid_size":3.0,"ask":774.0,"ask_size":3.0,"iv":0.1429,"open_interest":120.0,"volume":0.0,"delta":-0.7323,"gamma":0.0004,"vega":20.6657,"theta":-0.3904,"rho":-47.9847,"theo":770.5552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":709.73,"last_trade_time":"2026-02-11T11:00:45","percent_change":0.0,"prev_day_close":754.650024414062},{"option":"SPX261218C07700000","bid":127.4,"bid_size":55.0,"ask":129.1,"ask_size":80.0,"iv":0.1424,"open_interest":7015.0,"volume":0.0,"delta":0.2596,"gamma":0.0004,"vega":20.3059,"theta":-0.4553,"rho":13.6419,"theo":127.818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.65,"last_trade_time":"2026-02-17T14:54:26","percent_change":0.0,"prev_day_close":132.5},{"option":"SPX261218P07700000","bid":784.0,"bid_size":2.0,"ask":791.5,"ask_size":2.0,"iv":0.1422,"open_interest":702.0,"volume":0.0,"delta":-0.742,"gamma":0.0004,"vega":20.3059,"theta":-0.3762,"rho":-48.6858,"theo":787.5837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":815.04,"last_trade_time":"2026-02-13T15:33:03","percent_change":0.0,"prev_day_close":771.399993896484},{"option":"SPX261218C07725000","bid":120.3,"bid_size":35.0,"ask":122.0,"ask_size":53.0,"iv":0.1414,"open_interest":2178.0,"volume":700.0,"delta":0.25,"gamma":0.0004,"vega":19.9306,"theta":-0.4439,"rho":13.1464,"theo":120.9465,"change":2.43,"open":126.48,"high":126.48,"low":122.27,"tick":"no_change","last_trade_price":122.28,"last_trade_time":"2026-02-18T15:30:16","percent_change":2.02754,"prev_day_close":125.350002288818},{"option":"SPX261218P07725000","bid":800.4,"bid_size":3.0,"ask":808.3,"ask_size":3.0,"iv":0.141,"open_interest":66.0,"volume":0.0,"delta":-0.7516,"gamma":0.0004,"vega":19.9306,"theta":-0.362,"rho":-49.3826,"theo":804.9215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":823.98,"last_trade_time":"2026-02-12T15:57:21","percent_change":0.0,"prev_day_close":787.600006103516},{"option":"SPX261218C07750000","bid":113.8,"bid_size":59.0,"ask":115.4,"ask_size":82.0,"iv":0.1406,"open_interest":3370.0,"volume":0.0,"delta":0.2406,"gamma":0.0004,"vega":19.5445,"theta":-0.4325,"rho":12.6629,"theo":114.3755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.9,"last_trade_time":"2026-02-17T09:49:35","percent_change":0.0,"prev_day_close":118.5},{"option":"SPX261218P07750000","bid":818.8,"bid_size":2.0,"ask":825.8,"ask_size":3.0,"iv":0.1403,"open_interest":392.0,"volume":0.0,"delta":-0.761,"gamma":0.0004,"vega":19.5445,"theta":-0.3477,"rho":-50.0676,"theo":822.5597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":834.57,"last_trade_time":"2026-02-17T11:18:58","percent_change":0.0,"prev_day_close":804.850006103516},{"option":"SPX261218C07775000","bid":107.4,"bid_size":18.0,"ask":109.1,"ask_size":36.0,"iv":0.1397,"open_interest":485.0,"volume":400.0,"delta":0.2314,"gamma":0.0004,"vega":19.1529,"theta":-0.421,"rho":12.1938,"theo":108.094,"change":10.91,"open":117.87,"high":118.08,"low":117.72,"tick":"up","last_trade_price":118.01,"last_trade_time":"2026-02-18T11:38:45","percent_change":10.1867,"prev_day_close":111.950000762939},{"option":"SPX261218P07775000","bid":835.9,"bid_size":3.0,"ask":844.3,"ask_size":3.0,"iv":0.1395,"open_interest":166.0,"volume":0.0,"delta":-0.7703,"gamma":0.0004,"vega":19.1529,"theta":-0.3333,"rho":-50.7381,"theo":840.4874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":759.5,"last_trade_time":"2026-01-09T10:32:16","percent_change":0.0,"prev_day_close":822.600006103516},{"option":"SPX261218C07800000","bid":101.5,"bid_size":56.0,"ask":103.0,"ask_size":89.0,"iv":0.139,"open_interest":11916.0,"volume":0.0,"delta":0.2223,"gamma":0.0004,"vega":18.757,"theta":-0.4096,"rho":11.7349,"theo":102.0921,"change":6.35,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":97.6,"last_trade_time":"2026-02-17T11:06:31","percent_change":6.27781,"prev_day_close":105.75},{"option":"SPX261218P07800000","bid":853.8,"bid_size":2.0,"ask":862.0,"ask_size":3.0,"iv":0.1385,"open_interest":1207.0,"volume":0.0,"delta":-0.7793,"gamma":0.0004,"vega":18.757,"theta":-0.3189,"rho":-51.3985,"theo":858.6947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":870.88,"last_trade_time":"2026-02-17T11:18:58","percent_change":0.0,"prev_day_close":840.5},{"option":"SPX261218C07825000","bid":95.7,"bid_size":37.0,"ask":97.2,"ask_size":58.0,"iv":0.1382,"open_interest":1589.0,"volume":0.0,"delta":0.2134,"gamma":0.0003,"vega":18.3539,"theta":-0.398,"rho":11.2796,"theo":96.3631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":86.88,"last_trade_time":"2026-02-17T10:47:40","percent_change":0.0,"prev_day_close":99.8000030517578},{"option":"SPX261218P07825000","bid":872.5,"bid_size":3.0,"ask":881.0,"ask_size":3.0,"iv":0.1379,"open_interest":11.0,"volume":0.0,"delta":-0.7882,"gamma":0.0003,"vega":18.3539,"theta":-0.3045,"rho":-52.0552,"theo":877.175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":783.53,"last_trade_time":"2026-01-13T11:40:32","percent_change":0.0,"prev_day_close":858.800018310547},{"option":"SPX261218C07850000","bid":90.3,"bid_size":55.0,"ask":91.8,"ask_size":96.0,"iv":0.1375,"open_interest":2941.0,"volume":0.0,"delta":0.2047,"gamma":0.0003,"vega":17.94,"theta":-0.3865,"rho":10.8262,"theo":90.9025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.65,"last_trade_time":"2026-02-12T15:46:16","percent_change":0.0,"prev_day_close":94.1499977111816},{"option":"SPX261218P07850000","bid":891.8,"bid_size":2.0,"ask":899.6,"ask_size":3.0,"iv":0.1373,"open_interest":15.0,"volume":0.0,"delta":-0.7969,"gamma":0.0003,"vega":17.94,"theta":-0.2901,"rho":-52.7099,"theo":895.9235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":881.76,"last_trade_time":"2025-10-31T09:39:10","percent_change":0.0,"prev_day_close":877.399993896484},{"option":"SPX261218C07875000","bid":85.0,"bid_size":50.0,"ask":86.5,"ask_size":41.0,"iv":0.1368,"open_interest":323.0,"volume":0.0,"delta":0.1963,"gamma":0.0003,"vega":17.5153,"theta":-0.375,"rho":10.3804,"theo":85.7044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.49,"last_trade_time":"2026-02-12T10:59:27","percent_change":0.0,"prev_day_close":88.75},{"option":"SPX261218P07875000","bid":910.2,"bid_size":3.0,"ask":918.8,"ask_size":3.0,"iv":0.1365,"open_interest":0.0,"volume":0.0,"delta":-0.8054,"gamma":0.0003,"vega":17.5153,"theta":-0.2757,"rho":-53.3572,"theo":914.9346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":896.699981689453},{"option":"SPX261218C07900000","bid":80.1,"bid_size":64.0,"ask":81.6,"ask_size":103.0,"iv":0.1361,"open_interest":13161.0,"volume":0.0,"delta":0.188,"gamma":0.0003,"vega":17.0842,"theta":-0.3636,"rho":9.9488,"theo":80.7604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.25,"last_trade_time":"2026-02-17T15:20:09","percent_change":0.0,"prev_day_close":83.7000007629394},{"option":"SPX261218P07900000","bid":930.1,"bid_size":2.0,"ask":938.0,"ask_size":2.0,"iv":0.136,"open_interest":308.0,"volume":0.0,"delta":-0.8137,"gamma":0.0003,"vega":17.0842,"theta":-0.2614,"rho":-53.9901,"theo":934.1999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":859.4,"last_trade_time":"2025-12-26T14:57:34","percent_change":0.0,"prev_day_close":915.400024414062},{"option":"SPX261218C07950000","bid":70.9,"bid_size":85.0,"ask":72.4,"ask_size":86.0,"iv":0.1349,"open_interest":1049.0,"volume":3.0,"delta":0.1721,"gamma":0.0003,"vega":16.2228,"theta":-0.3409,"rho":9.1317,"theo":71.5944,"change":3.95,"open":72.71,"high":75.0,"low":72.7,"tick":"up","last_trade_price":75.0,"last_trade_time":"2026-02-18T16:03:05","percent_change":5.55947,"prev_day_close":74.25},{"option":"SPX261218P07950000","bid":969.3,"bid_size":2.0,"ask":977.3,"ask_size":2.0,"iv":0.1348,"open_interest":151.0,"volume":0.0,"delta":-0.8296,"gamma":0.0003,"vega":16.2228,"theta":-0.2329,"rho":-55.2101,"theo":973.4523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":890.13,"last_trade_time":"2026-01-07T09:55:28","percent_change":0.0,"prev_day_close":954.350006103516},{"option":"SPX261218C08000000","bid":62.9,"bid_size":72.0,"ask":64.2,"ask_size":92.0,"iv":0.1339,"open_interest":18653.0,"volume":243.0,"delta":0.1571,"gamma":0.0003,"vega":15.3594,"theta":-0.3187,"rho":8.3462,"theo":63.3411,"change":-1.7,"open":63.64,"high":70.3,"low":63.64,"tick":"up","last_trade_price":66.16,"last_trade_time":"2026-02-18T16:13:24","percent_change":-2.58555,"prev_day_close":65.75},{"option":"SPX261218P08000000","bid":1009.4,"bid_size":2.0,"ask":1017.6,"ask_size":2.0,"iv":0.1336,"open_interest":407.0,"volume":0.0,"delta":-0.8446,"gamma":0.0003,"vega":15.3594,"theta":-0.2049,"rho":-56.3984,"theo":1013.6174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1070.5,"last_trade_time":"2026-02-17T10:07:03","percent_change":0.0,"prev_day_close":994.199981689453},{"option":"SPX261218C08050000","bid":55.5,"bid_size":48.0,"ask":56.8,"ask_size":98.0,"iv":0.1328,"open_interest":133.0,"volume":3.0,"delta":0.143,"gamma":0.0003,"vega":14.4822,"theta":-0.297,"rho":7.6015,"theo":55.9521,"change":3.96,"open":59.98,"high":59.98,"low":59.51,"tick":"down","last_trade_price":59.51,"last_trade_time":"2026-02-18T14:30:00","percent_change":7.12871,"prev_day_close":58.0500011444092},{"option":"SPX261218P08050000","bid":1050.5,"bid_size":2.0,"ask":1058.7,"ask_size":2.0,"iv":0.1326,"open_interest":2.0,"volume":0.0,"delta":-0.8586,"gamma":0.0003,"vega":14.4822,"theta":-0.1774,"rho":-57.5459,"theo":1054.6468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1037.49,"last_trade_time":"2026-02-12T11:16:09","percent_change":0.0,"prev_day_close":1035.10003662109},{"option":"SPX261218C08100000","bid":49.0,"bid_size":75.0,"ask":50.3,"ask_size":107.0,"iv":0.1319,"open_interest":4179.0,"volume":1.0,"delta":0.1299,"gamma":0.0003,"vega":13.6197,"theta":-0.2761,"rho":6.9205,"theo":49.357,"change":3.44,"open":52.54,"high":52.54,"low":52.54,"tick":"down","last_trade_price":52.54,"last_trade_time":"2026-02-18T14:30:00","percent_change":7.00611,"prev_day_close":51.2999992370606},{"option":"SPX261218P08100000","bid":1092.3,"bid_size":2.0,"ask":1100.7,"ask_size":2.0,"iv":0.1317,"open_interest":124.0,"volume":0.0,"delta":-0.8717,"gamma":0.0003,"vega":13.6197,"theta":-0.1507,"rho":-58.6298,"theo":1096.4701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1012.17,"last_trade_time":"2026-02-09T10:37:05","percent_change":0.0,"prev_day_close":1076.60003662109},{"option":"SPX261218C08150000","bid":43.3,"bid_size":9.0,"ask":44.5,"ask_size":115.0,"iv":0.1312,"open_interest":733.0,"volume":0.0,"delta":0.1178,"gamma":0.0002,"vega":12.7808,"theta":-0.2561,"rho":6.2779,"theo":43.4915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.45,"last_trade_time":"2026-02-17T13:21:26","percent_change":0.0,"prev_day_close":45.25},{"option":"SPX261218P08150000","bid":1134.8,"bid_size":2.0,"ask":1143.3,"ask_size":2.0,"iv":0.1309,"open_interest":30.0,"volume":0.0,"delta":-0.8839,"gamma":0.0002,"vega":12.7808,"theta":-0.1249,"rho":-59.6752,"theo":1139.0231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1041.28,"last_trade_time":"2026-01-13T15:17:30","percent_change":0.0,"prev_day_close":1118.84997558594},{"option":"SPX261218C08200000","bid":38.2,"bid_size":37.0,"ask":39.3,"ask_size":126.0,"iv":0.1306,"open_interest":8586.0,"volume":16.0,"delta":0.1066,"gamma":0.0002,"vega":11.9526,"theta":-0.237,"rho":5.6789,"theo":38.3037,"change":-0.85,"open":38.69,"high":42.8,"low":38.69,"tick":"down","last_trade_price":40.8,"last_trade_time":"2026-02-18T14:18:01","percent_change":-2.13032,"prev_day_close":39.8999996185303},{"option":"SPX261218P08200000","bid":1178.0,"bid_size":2.0,"ask":1186.1,"ask_size":2.0,"iv":0.13,"open_interest":136.0,"volume":0.0,"delta":-0.8951,"gamma":0.0002,"vega":11.9526,"theta":-0.1,"rho":-60.677,"theo":1182.2537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1111.09,"last_trade_time":"2026-02-04T09:43:14","percent_change":0.0,"prev_day_close":1162.05004882812},{"option":"SPX261218C08300000","bid":29.7,"bid_size":42.0,"ask":30.8,"ask_size":187.0,"iv":0.1296,"open_interest":6539.0,"volume":556.0,"delta":0.0869,"gamma":0.0002,"vega":10.3962,"theta":-0.202,"rho":4.6421,"theo":29.6953,"change":3.42,"open":32.49,"high":33.12,"low":32.49,"tick":"no_change","last_trade_price":33.12,"last_trade_time":"2026-02-18T13:11:57","percent_change":11.5152,"prev_day_close":31.0499992370606},{"option":"SPX261218P08300000","bid":1266.2,"bid_size":2.0,"ask":1275.1,"ask_size":2.0,"iv":0.1292,"open_interest":0.0,"volume":0.0,"delta":-0.9148,"gamma":0.0002,"vega":10.3962,"theta":-0.0533,"rho":-62.5194,"theo":1270.4821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1249.90002441406},{"option":"SPX261218C08400000","bid":23.1,"bid_size":47.0,"ask":24.0,"ask_size":196.0,"iv":0.1288,"open_interest":9246.0,"volume":18.0,"delta":0.0706,"gamma":0.0002,"vega":8.975,"theta":-0.1714,"rho":3.7744,"theo":23.0694,"change":0.2,"open":25.29,"high":25.7,"low":24.41,"tick":"down","last_trade_price":24.41,"last_trade_time":"2026-02-18T14:44:28","percent_change":0.828159,"prev_day_close":24.1499996185303},{"option":"SPX261218P08400000","bid":1355.2,"bid_size":2.0,"ask":1364.8,"ask_size":2.0,"iv":0.1274,"open_interest":59.0,"volume":0.0,"delta":-0.931,"gamma":0.0002,"vega":8.975,"theta":-0.0111,"rho":-64.1928,"theo":1360.6931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1240.74,"last_trade_time":"2026-02-02T10:17:02","percent_change":0.0,"prev_day_close":1339.95001220703},{"option":"SPX261218C08500000","bid":18.0,"bid_size":53.0,"ask":18.8,"ask_size":217.0,"iv":0.1285,"open_interest":12080.0,"volume":11.0,"delta":0.0574,"gamma":0.0001,"vega":7.7221,"theta":-0.1451,"rho":3.0647,"theo":17.9965,"change":1.0,"open":19.91,"high":19.91,"low":19.1,"tick":"down","last_trade_price":19.1,"last_trade_time":"2026-02-18T14:45:22","percent_change":5.52487,"prev_day_close":18.8000001907349},{"option":"SPX261218P08500000","bid":1446.6,"bid_size":2.0,"ask":1456.8,"ask_size":2.0,"iv":0.1268,"open_interest":17.0,"volume":0.0,"delta":-0.9443,"gamma":0.0001,"vega":7.7221,"theta":0.0,"rho":-65.7082,"theo":1452.457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1330.59,"last_trade_time":"2026-02-02T10:14:19","percent_change":0.0,"prev_day_close":1431.39996337891},{"option":"SPX261218C08600000","bid":14.1,"bid_size":58.0,"ask":14.8,"ask_size":204.0,"iv":0.1284,"open_interest":7476.0,"volume":1.0,"delta":0.0466,"gamma":0.0001,"vega":6.6196,"theta":-0.1228,"rho":2.4952,"theo":14.1255,"change":0.6,"open":14.8,"high":14.8,"low":14.8,"tick":"down","last_trade_price":14.8,"last_trade_time":"2026-02-18T16:03:05","percent_change":4.22535,"prev_day_close":14.6999998092651},{"option":"SPX261218P08600000","bid":1540.2,"bid_size":2.0,"ask":1550.5,"ask_size":2.0,"iv":0.1282,"open_interest":24.0,"volume":2.0,"delta":-0.955,"gamma":0.0001,"vega":6.6196,"theta":0.0,"rho":-67.0833,"theo":1545.4228,"change":-45.93,"open":1504.67,"high":1504.67,"low":1504.67,"tick":"up","last_trade_price":1504.67,"last_trade_time":"2026-02-18T10:19:47","percent_change":-2.96208,"prev_day_close":1524.15002441406},{"option":"SPX261218C08700000","bid":11.0,"bid_size":15.0,"ask":11.8,"ask_size":259.0,"iv":0.1286,"open_interest":337.0,"volume":0.0,"delta":0.038,"gamma":0.0001,"vega":5.6732,"theta":-0.104,"rho":2.0295,"theo":11.1597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.1,"last_trade_time":"2026-02-13T09:58:39","percent_change":0.0,"prev_day_close":11.5},{"option":"SPX261218P08700000","bid":1632.9,"bid_size":2.0,"ask":1643.8,"ask_size":2.0,"iv":0.1262,"open_interest":3.0,"volume":0.0,"delta":-0.9636,"gamma":0.0001,"vega":5.6732,"theta":0.0,"rho":-68.3546,"theo":1639.2939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1521.9,"last_trade_time":"2026-02-09T11:51:09","percent_change":0.0,"prev_day_close":1618.70001220703},{"option":"SPX261218C08800000","bid":8.6,"bid_size":67.0,"ask":9.3,"ask_size":267.0,"iv":0.1287,"open_interest":11370.0,"volume":2.0,"delta":0.0311,"gamma":0.0001,"vega":4.8557,"theta":-0.0882,"rho":1.661,"theo":8.8753,"change":0.2,"open":9.39,"high":9.39,"low":9.31,"tick":"down","last_trade_price":9.31,"last_trade_time":"2026-02-18T14:44:28","percent_change":2.20995,"prev_day_close":9.0499997138977},{"option":"SPX261218P08800000","bid":1727.7,"bid_size":2.0,"ask":1738.4,"ask_size":2.0,"iv":0.1266,"open_interest":47.0,"volume":0.0,"delta":-0.9706,"gamma":0.0001,"vega":4.8557,"theta":0.0,"rho":-69.5287,"theo":1733.8464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1761.64,"last_trade_time":"2025-12-18T14:08:49","percent_change":0.0,"prev_day_close":1713.15002441406},{"option":"SPX261218C08900000","bid":6.7,"bid_size":266.0,"ask":7.4,"ask_size":216.0,"iv":0.129,"open_interest":80.0,"volume":0.0,"delta":0.0255,"gamma":0.0001,"vega":4.1595,"theta":-0.075,"rho":1.3579,"theo":7.0999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.28,"last_trade_time":"2026-02-17T13:56:43","percent_change":0.0,"prev_day_close":7.15000009536743},{"option":"SPX261218P08900000","bid":1823.0,"bid_size":2.0,"ask":1833.8,"ask_size":2.0,"iv":0.1277,"open_interest":2.0,"volume":0.0,"delta":-0.9762,"gamma":0.0001,"vega":4.1595,"theta":0.0,"rho":-70.6375,"theo":1828.9078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1802.14,"last_trade_time":"2025-12-19T16:09:03","percent_change":0.0,"prev_day_close":1807.75},{"option":"SPX261218C09000000","bid":5.3,"bid_size":297.0,"ask":5.9,"ask_size":305.0,"iv":0.1295,"open_interest":40179.0,"volume":1.0,"delta":0.0209,"gamma":0.0001,"vega":3.5606,"theta":-0.0638,"rho":1.117,"theo":5.7094,"change":0.54,"open":6.04,"high":6.04,"low":6.04,"tick":"up","last_trade_price":6.04,"last_trade_time":"2026-02-18T10:24:26","percent_change":9.81818,"prev_day_close":5.70000004768372},{"option":"SPX261218P09000000","bid":1918.3,"bid_size":2.0,"ask":1929.4,"ask_size":2.0,"iv":0.1282,"open_interest":218.0,"volume":0.0,"delta":-0.9807,"gamma":0.0001,"vega":3.5606,"theta":0.0,"rho":-71.684,"theo":1924.3542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1830.79,"last_trade_time":"2026-02-11T16:07:32","percent_change":0.0,"prev_day_close":1903.05004882812},{"option":"SPX261218C09200000","bid":3.2,"bid_size":329.0,"ask":3.8,"ask_size":295.0,"iv":0.1305,"open_interest":20538.0,"volume":0.0,"delta":0.0142,"gamma":0.0,"vega":2.6129,"theta":-0.0462,"rho":0.7575,"theo":3.7388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.62,"last_trade_time":"2026-02-17T13:40:53","percent_change":0.0,"prev_day_close":3.55000007152557},{"option":"SPX261218P09200000","bid":2109.3,"bid_size":2.0,"ask":2120.8,"ask_size":2.0,"iv":0.1265,"open_interest":23.0,"volume":0.0,"delta":-0.9874,"gamma":0.0,"vega":2.6129,"theta":0.0,"rho":-73.6548,"theo":2116.0573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2023.17,"last_trade_time":"2025-12-23T12:24:50","percent_change":0.0,"prev_day_close":2094.54992675781},{"option":"SPX261218C09400000","bid":2.0,"bid_size":276.0,"ask":2.45,"ask_size":160.0,"iv":0.1318,"open_interest":4925.0,"volume":0.0,"delta":0.0098,"gamma":0.0,"vega":1.9215,"theta":-0.0337,"rho":0.5183,"theo":2.4869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-12T14:39:55","percent_change":0.0,"prev_day_close":2.27500009536743},{"option":"SPX261218P09400000","bid":2301.2,"bid_size":2.0,"ask":2314.5,"ask_size":2.0,"iv":0.1291,"open_interest":55.0,"volume":0.0,"delta":-0.9919,"gamma":0.0,"vega":1.9215,"theta":0.0,"rho":-75.5053,"theo":2308.4791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2668.37,"last_trade_time":"2025-08-04T10:21:06","percent_change":0.0,"prev_day_close":2286.80004882812},{"option":"SPX261218C09600000","bid":1.3,"bid_size":172.0,"ask":1.7,"ask_size":195.0,"iv":0.1339,"open_interest":2058.0,"volume":0.0,"delta":0.0068,"gamma":0.0,"vega":1.4217,"theta":-0.0248,"rho":0.3601,"theo":1.6857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.0,"last_trade_time":"2026-02-12T14:49:21","percent_change":0.0,"prev_day_close":1.42499995231628},{"option":"SPX261218P09600000","bid":2494.2,"bid_size":2.0,"ask":2507.2,"ask_size":2.0,"iv":0.1288,"open_interest":69.0,"volume":0.0,"delta":-0.9948,"gamma":0.0,"vega":1.4217,"theta":0.0,"rho":-77.2749,"theo":2501.3516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2620.68,"last_trade_time":"2025-09-12T13:14:04","percent_change":0.0,"prev_day_close":2480.04992675781},{"option":"SPX261218C09800000","bid":0.85,"bid_size":190.0,"ask":1.25,"ask_size":354.0,"iv":0.1365,"open_interest":521.0,"volume":0.0,"delta":0.0048,"gamma":0.0,"vega":1.0654,"theta":-0.0185,"rho":0.2553,"theo":1.1728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.25,"last_trade_time":"2026-02-12T14:27:38","percent_change":0.0,"prev_day_close":1.09999999403954},{"option":"SPX261218P09800000","bid":2686.9,"bid_size":2.0,"ask":2700.3,"ask_size":2.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":1.0654,"theta":0.0,"rho":-78.9909,"theo":2694.5124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2672.90002441406},{"option":"SPX261218C10000000","bid":0.6,"bid_size":36.0,"ask":0.95,"ask_size":237.0,"iv":0.1396,"open_interest":34515.0,"volume":2.0,"delta":0.0035,"gamma":0.0,"vega":0.814,"theta":-0.0141,"rho":0.1852,"theo":0.8436,"change":0.025,"open":0.7,"high":0.8,"low":0.7,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-18T10:17:54","percent_change":3.22581,"prev_day_close":0.775000005960464},{"option":"SPX261218P10000000","bid":2880.2,"bid_size":2.0,"ask":2894.2,"ask_size":2.0,"iv":0.1235,"open_interest":171.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.814,"theta":0.0,"rho":-80.6723,"theo":2887.8569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2772.75,"last_trade_time":"2026-01-30T10:36:05","percent_change":0.0,"prev_day_close":2865.84997558594},{"option":"SPX261218C10200000","bid":0.45,"bid_size":38.0,"ask":0.8,"ask_size":40.0,"iv":0.1436,"open_interest":458.0,"volume":0.0,"delta":0.0026,"gamma":0.0,"vega":0.6374,"theta":-0.0111,"rho":0.1395,"theo":0.6309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-12T14:46:47","percent_change":0.0,"prev_day_close":0.625},{"option":"SPX261218P10200000","bid":3059.9,"bid_size":1.0,"ask":3098.9,"ask_size":1.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.6374,"theta":0.0,"rho":-82.3293,"theo":3081.3179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2960.18,"last_trade_time":"2026-01-15T15:49:47","percent_change":0.0,"prev_day_close":3059.0},{"option":"SPX261218C10400000","bid":0.35,"bid_size":40.0,"ask":0.65,"ask_size":38.0,"iv":0.1473,"open_interest":313.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.5133,"theta":-0.0091,"rho":0.1084,"theo":0.4919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-12T14:45:34","percent_change":0.0,"prev_day_close":0.524999991059303},{"option":"SPX261218P10400000","bid":3253.5,"bid_size":1.0,"ask":3292.5,"ask_size":1.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.513,"theta":0.0,"rho":-83.9718,"theo":3274.8522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3184.97,"last_trade_time":"2026-01-30T15:40:30","percent_change":0.0,"prev_day_close":3252.65002441406},{"option":"SPX261218C10600000","bid":0.25,"bid_size":45.0,"ask":0.6,"ask_size":43.0,"iv":0.1515,"open_interest":589.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.4241,"theta":-0.0076,"rho":0.0873,"theo":0.398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-12T14:45:38","percent_change":0.0,"prev_day_close":0.425000011920929},{"option":"SPX261218P10600000","bid":3447.1,"bid_size":1.0,"ask":3486.1,"ask_size":1.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4241,"theta":0.0,"rho":-85.604,"theo":3468.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3368.88,"last_trade_time":"2025-12-29T15:52:49","percent_change":0.0,"prev_day_close":3446.19995117188},{"option":"SPX261218C10800000","bid":0.2,"bid_size":46.0,"ask":0.5,"ask_size":41.0,"iv":0.1551,"open_interest":500.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.3592,"theta":-0.0066,"rho":0.0723,"theo":0.3332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-12T14:45:11","percent_change":0.0,"prev_day_close":0.375000007450581},{"option":"SPX261218P10800000","bid":3640.7,"bid_size":1.0,"ask":3679.8,"ask_size":1.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.359,"theta":0.0,"rho":-87.2304,"theo":3662.0411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3560.72,"last_trade_time":"2025-12-29T15:52:49","percent_change":0.0,"prev_day_close":3639.84997558594},{"option":"SPX261218C11000000","bid":0.15,"bid_size":48.0,"ask":0.45,"ask_size":42.0,"iv":0.1591,"open_interest":782.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.3101,"theta":-0.0058,"rho":0.0613,"theo":0.2864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-12T14:45:27","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPX261218P11000000","bid":3834.4,"bid_size":1.0,"ask":3873.4,"ask_size":1.0,"iv":0.0,"open_interest":58.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.3099,"theta":0.0,"rho":-88.8527,"theo":3855.668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3763.11,"last_trade_time":"2026-02-11T12:14:32","percent_change":0.0,"prev_day_close":3833.60009765625},{"option":"SPX261218C11200000","bid":0.15,"bid_size":43.0,"ask":0.4,"ask_size":43.0,"iv":0.1636,"open_interest":27.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.2721,"theta":-0.0052,"rho":0.0531,"theo":0.2513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-12T14:45:23","percent_change":0.0,"prev_day_close":0.274999994784594},{"option":"SPX261218P11200000","bid":4028.1,"bid_size":1.0,"ask":4067.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2717,"theta":0.0,"rho":-90.4722,"theo":4049.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4027.10009765625},{"option":"SPX261218C11400000","bid":0.1,"bid_size":46.0,"ask":0.4,"ask_size":50.0,"iv":0.168,"open_interest":78.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.2412,"theta":-0.0047,"rho":0.0466,"theo":0.2233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-12T14:45:28","percent_change":0.0,"prev_day_close":0.25000000372529},{"option":"SPX261218P11400000","bid":4221.8,"bid_size":1.0,"ask":4260.8,"ask_size":1.0,"iv":0.0,"open_interest":80.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.2408,"theta":0.0,"rho":-92.09,"theo":4242.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4085.85,"last_trade_time":"2026-01-09T15:47:56","percent_change":0.0,"prev_day_close":4220.80004882812},{"option":"SPX261218C12000000","bid":0.0,"bid_size":0.0,"ask":0.3,"ask_size":52.0,"iv":0.1772,"open_interest":14486.0,"volume":6.0,"delta":0.0006,"gamma":0.0,"vega":0.1755,"theta":-0.0037,"rho":0.0328,"theo":0.1648,"change":0.025,"open":0.2,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:11:53","percent_change":33.3333,"prev_day_close":0.100000001490116},{"option":"SPX261218P12000000","bid":4814.8,"bid_size":10.0,"ask":4829.2,"ask_size":10.0,"iv":0.0,"open_interest":2955.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.175,"theta":0.0,"rho":-96.9377,"theo":4823.9147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4819.03,"last_trade_time":"2026-02-17T14:19:00","percent_change":0.0,"prev_day_close":4802.75},{"option":"SPX270115C00200000","bid":6587.5,"bid_size":1.0,"ask":6627.3,"ask_size":1.0,"iv":1.5599,"open_interest":74.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0202,"theta":0.0,"rho":2.1011,"theo":6603.9947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6612.4,"last_trade_time":"2026-02-17T14:24:08","percent_change":0.0,"prev_day_close":6626.0},{"option":"SPX270115P00200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":110.0,"iv":1.1162,"open_interest":7.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0202,"theta":-0.0033,"rho":-0.0062,"theo":0.1701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-23T11:40:07","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX270115C00400000","bid":6394.3,"bid_size":1.0,"ask":6434.3,"ask_size":1.0,"iv":1.2256,"open_interest":19.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0448,"theta":0.0,"rho":3.8533,"theo":6411.0394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6481.69,"last_trade_time":"2026-02-09T09:58:04","percent_change":0.0,"prev_day_close":6433.34985351562},{"option":"SPX270115P00400000","bid":0.1,"bid_size":10.0,"ask":0.3,"ask_size":29.0,"iv":0.9498,"open_interest":92.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0448,"theta":-0.0061,"rho":-0.0139,"theo":0.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-06T13:09:18","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPX270115C00600000","bid":6201.4,"bid_size":1.0,"ask":6241.4,"ask_size":1.0,"iv":1.0489,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0779,"theta":0.0,"rho":5.6026,"theo":6218.1278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6240.44995117188},{"option":"SPX270115P00600000","bid":0.05,"bid_size":84.0,"ask":0.95,"ask_size":89.0,"iv":0.8573,"open_interest":190.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0779,"theta":-0.0094,"rho":-0.0245,"theo":0.5457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.48,"last_trade_time":"2026-02-17T09:54:00","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPX270115C00800000","bid":6008.8,"bid_size":1.0,"ask":6048.6,"ask_size":1.0,"iv":0.9331,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.123,"theta":0.0,"rho":7.3476,"theo":6025.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6047.65014648438},{"option":"SPX270115P00800000","bid":0.35,"bid_size":84.0,"ask":1.25,"ask_size":89.0,"iv":0.7862,"open_interest":310.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.123,"theta":-0.0136,"rho":-0.0393,"theo":0.8283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.83,"last_trade_time":"2026-02-17T09:54:00","percent_change":0.0,"prev_day_close":0.799999982118606},{"option":"SPX270115C01000000","bid":5824.0,"bid_size":2.0,"ask":5846.8,"ask_size":2.0,"iv":0.8313,"open_interest":38.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1854,"theta":0.0,"rho":9.0861,"theo":5832.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5897.35,"last_trade_time":"2026-01-23T15:18:50","percent_change":0.0,"prev_day_close":5854.75},{"option":"SPX270115P01000000","bid":1.0,"bid_size":302.0,"ask":1.75,"ask_size":356.0,"iv":0.741,"open_interest":182.0,"volume":6.0,"delta":-0.0008,"gamma":0.0,"vega":0.1853,"theta":-0.019,"rho":-0.0608,"theo":1.2279,"change":-0.075,"open":1.2,"high":1.2,"low":1.2,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T11:52:13","percent_change":-5.88235,"prev_day_close":1.25},{"option":"SPX270115C01200000","bid":5631.8,"bid_size":2.0,"ask":5654.0,"ask_size":2.0,"iv":0.7659,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2715,"theta":0.0,"rho":10.8154,"theo":5640.0086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5406.6,"last_trade_time":"2025-11-19T14:50:08","percent_change":0.0,"prev_day_close":5661.89990234375},{"option":"SPX270115P01200000","bid":1.45,"bid_size":344.0,"ask":2.4,"ask_size":340.0,"iv":0.6946,"open_interest":608.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.2713,"theta":-0.0262,"rho":-0.0913,"theo":1.7886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-17T12:08:25","percent_change":0.0,"prev_day_close":1.90000003576279},{"option":"SPX270115C01400000","bid":5439.8,"bid_size":2.0,"ask":5461.4,"ask_size":2.0,"iv":0.7134,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.385,"theta":0.0,"rho":12.533,"theo":5447.6582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5469.40014648438},{"option":"SPX270115P01400000","bid":2.3,"bid_size":330.0,"ask":3.2,"ask_size":376.0,"iv":0.6586,"open_interest":97.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.3849,"theta":-0.0354,"rho":-0.1336,"theo":2.5608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.69,"last_trade_time":"2026-02-13T11:26:15","percent_change":0.0,"prev_day_close":2.67500007152557},{"option":"SPX270115C01600000","bid":5247.9,"bid_size":2.0,"ask":5269.0,"ask_size":2.0,"iv":0.6688,"open_interest":10.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.5321,"theta":0.0,"rho":14.2362,"theo":5255.55,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5271.67,"last_trade_time":"2026-02-13T12:08:25","percent_change":0.0,"prev_day_close":5277.10009765625},{"option":"SPX270115P01600000","bid":3.3,"bid_size":364.0,"ask":4.3,"ask_size":379.0,"iv":0.6273,"open_interest":412.0,"volume":6.0,"delta":-0.0026,"gamma":0.0,"vega":0.5317,"theta":-0.0466,"rho":-0.1902,"theo":3.5712,"change":-0.11,"open":3.49,"high":3.49,"low":3.49,"tick":"no_change","last_trade_price":3.49,"last_trade_time":"2026-02-18T11:52:13","percent_change":-3.05556,"prev_day_close":3.70000004768372},{"option":"SPX270115C01800000","bid":5056.2,"bid_size":2.0,"ask":5074.7,"ask_size":2.0,"iv":0.6185,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.7114,"theta":0.0,"rho":15.9241,"theo":5063.7098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5084.89990234375},{"option":"SPX270115P01800000","bid":4.6,"bid_size":321.0,"ask":5.5,"ask_size":336.0,"iv":0.5983,"open_interest":134.0,"volume":2.0,"delta":-0.0036,"gamma":0.0,"vega":0.7112,"theta":-0.0599,"rho":-0.2622,"theo":4.8532,"change":-0.13,"open":4.72,"high":4.72,"low":4.72,"tick":"no_change","last_trade_price":4.72,"last_trade_time":"2026-02-18T11:52:13","percent_change":-2.68041,"prev_day_close":4.89999985694885},{"option":"SPX270115C02000000","bid":4862.8,"bid_size":2.0,"ask":4882.8,"ask_size":2.0,"iv":0.5774,"open_interest":96.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.9292,"theta":0.0,"rho":17.5936,"theo":4872.1494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4813.77,"last_trade_time":"2026-02-17T10:10:21","percent_change":0.0,"prev_day_close":4892.80004882812},{"option":"SPX270115P02000000","bid":6.2,"bid_size":282.0,"ask":7.0,"ask_size":364.0,"iv":0.5724,"open_interest":10092.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":0.929,"theta":-0.075,"rho":-0.3526,"theo":6.4131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.61,"last_trade_time":"2026-02-17T12:58:39","percent_change":0.0,"prev_day_close":6.44999980926514},{"option":"SPX270115C02200000","bid":4671.7,"bid_size":2.0,"ask":4692.9,"ask_size":2.0,"iv":0.5586,"open_interest":0.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":1.18,"theta":0.0,"rho":19.2453,"theo":4680.8771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4703.05004882812},{"option":"SPX270115P02200000","bid":7.9,"bid_size":278.0,"ask":8.8,"ask_size":345.0,"iv":0.5474,"open_interest":14110.0,"volume":0.0,"delta":-0.0064,"gamma":0.0,"vega":1.1798,"theta":-0.0916,"rho":-0.4608,"theo":8.262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":7.93,"last_trade_time":"2026-02-17T14:47:43","percent_change":0.0,"prev_day_close":8.10000014305115},{"option":"SPX270115C02400000","bid":4481.0,"bid_size":2.0,"ask":4501.5,"ask_size":2.0,"iv":0.5334,"open_interest":0.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":1.4715,"theta":0.0,"rho":20.8759,"theo":4489.8892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4511.69995117188},{"option":"SPX270115P02400000","bid":10.0,"bid_size":254.0,"ask":10.8,"ask_size":319.0,"iv":0.5242,"open_interest":19989.0,"volume":3.0,"delta":-0.0082,"gamma":0.0,"vega":1.4715,"theta":-0.1096,"rho":-0.5902,"theo":10.3983,"change":-0.35,"open":9.7,"high":9.7,"low":9.7,"tick":"down","last_trade_price":9.7,"last_trade_time":"2026-02-18T11:27:36","percent_change":-3.48259,"prev_day_close":10.0999999046326},{"option":"SPX270115C02600000","bid":4290.5,"bid_size":2.0,"ask":4308.8,"ask_size":2.0,"iv":0.5051,"open_interest":0.0,"volume":0.0,"delta":0.9923,"gamma":0.0,"vega":1.7967,"theta":0.0,"rho":22.4854,"theo":4299.1897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4320.44995117188},{"option":"SPX270115P02600000","bid":12.3,"bid_size":201.0,"ask":13.2,"ask_size":275.0,"iv":0.5021,"open_interest":311.0,"volume":0.0,"delta":-0.0103,"gamma":0.0,"vega":1.7967,"theta":-0.1286,"rho":-0.7406,"theo":12.82,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.77,"last_trade_time":"2026-02-06T12:53:58","percent_change":0.0,"prev_day_close":12.3000001907349},{"option":"SPX270115C02700000","bid":4195.4,"bid_size":2.0,"ask":4213.4,"ask_size":2.0,"iv":0.4943,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":1.9734,"theta":0.0,"rho":23.2826,"theo":4203.9451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4225.19995117188},{"option":"SPX270115P02700000","bid":13.6,"bid_size":238.0,"ask":14.5,"ask_size":270.0,"iv":0.4915,"open_interest":8211.0,"volume":0.0,"delta":-0.0114,"gamma":0.0,"vega":1.9734,"theta":-0.1384,"rho":-0.8233,"theo":14.1361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.45,"last_trade_time":"2026-02-17T09:44:40","percent_change":0.0,"prev_day_close":13.5999999046326},{"option":"SPX270115C02800000","bid":4100.3,"bid_size":2.0,"ask":4118.0,"ask_size":2.0,"iv":0.4833,"open_interest":0.0,"volume":0.0,"delta":0.9899,"gamma":0.0,"vega":2.1618,"theta":0.0,"rho":24.0731,"theo":4108.7712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4129.90014648438},{"option":"SPX270115P02800000","bid":15.0,"bid_size":246.0,"ask":15.9,"ask_size":318.0,"iv":0.4811,"open_interest":20035.0,"volume":1.0,"delta":-0.0127,"gamma":0.0,"vega":2.1618,"theta":-0.1484,"rho":-0.9127,"theo":15.5207,"change":-0.6,"open":14.3,"high":14.3,"low":14.3,"tick":"down","last_trade_price":14.3,"last_trade_time":"2026-02-18T10:09:40","percent_change":-4.02685,"prev_day_close":14.9499998092651},{"option":"SPX270115C02900000","bid":4005.3,"bid_size":2.0,"ask":4022.8,"ask_size":2.0,"iv":0.4729,"open_interest":0.0,"volume":0.0,"delta":0.9885,"gamma":0.0,"vega":2.3611,"theta":0.0,"rho":24.8564,"theo":4013.6706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4034.59997558594},{"option":"SPX270115P02900000","bid":16.5,"bid_size":77.0,"ask":17.4,"ask_size":267.0,"iv":0.4711,"open_interest":154.0,"volume":0.0,"delta":-0.014,"gamma":0.0,"vega":2.3611,"theta":-0.1587,"rho":-1.0095,"theo":16.9828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.18,"last_trade_time":"2026-02-17T09:38:44","percent_change":0.0,"prev_day_close":16.3500003814697},{"option":"SPX270115C03000000","bid":3910.4,"bid_size":2.0,"ask":3927.6,"ask_size":2.0,"iv":0.4625,"open_interest":96.0,"volume":0.0,"delta":0.9871,"gamma":0.0,"vega":2.569,"theta":0.0,"rho":25.633,"theo":3918.6461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3861.17,"last_trade_time":"2026-02-17T10:10:21","percent_change":0.0,"prev_day_close":3938.80004882812},{"option":"SPX270115P03000000","bid":18.0,"bid_size":127.0,"ask":18.9,"ask_size":310.0,"iv":0.4608,"open_interest":10046.0,"volume":0.0,"delta":-0.0155,"gamma":0.0,"vega":2.569,"theta":-0.169,"rho":-1.1128,"theo":18.5179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":18.49,"last_trade_time":"2026-02-17T12:44:55","percent_change":0.0,"prev_day_close":17.9000005722046},{"option":"SPX270115C03100000","bid":3815.6,"bid_size":2.0,"ask":3832.5,"ask_size":2.0,"iv":0.4524,"open_interest":0.0,"volume":0.0,"delta":0.9855,"gamma":0.0,"vega":2.7854,"theta":0.0,"rho":26.404,"theo":3823.6992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3844.09997558594},{"option":"SPX270115P03100000","bid":19.6,"bid_size":75.0,"ask":20.5,"ask_size":212.0,"iv":0.4507,"open_interest":20.0,"volume":0.0,"delta":-0.017,"gamma":0.0,"vega":2.7856,"theta":-0.1795,"rho":-1.2219,"theo":20.1324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":18.4,"last_trade_time":"2026-02-06T15:33:20","percent_change":0.0,"prev_day_close":19.4500007629395},{"option":"SPX270115C03200000","bid":3721.8,"bid_size":2.0,"ask":3737.4,"ask_size":2.0,"iv":0.4438,"open_interest":6.0,"volume":0.0,"delta":0.9839,"gamma":0.0,"vega":3.0132,"theta":0.0,"rho":27.1683,"theo":3728.8321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3842.53,"last_trade_time":"2026-01-12T11:07:07","percent_change":0.0,"prev_day_close":3749.15002441406},{"option":"SPX270115P03200000","bid":21.3,"bid_size":74.0,"ask":22.3,"ask_size":254.0,"iv":0.4412,"open_interest":178.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":3.0129,"theta":-0.1902,"rho":-1.3372,"theo":21.8239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":20.79,"last_trade_time":"2026-02-17T14:47:43","percent_change":0.0,"prev_day_close":21.1499996185303},{"option":"SPX270115C03300000","bid":3627.2,"bid_size":2.0,"ask":3642.5,"ask_size":2.0,"iv":0.434,"open_interest":0.0,"volume":0.0,"delta":0.9821,"gamma":0.0,"vega":3.2552,"theta":0.0,"rho":27.9241,"theo":3634.0503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3654.30004882812},{"option":"SPX270115P03300000","bid":23.1,"bid_size":73.0,"ask":24.1,"ask_size":250.0,"iv":0.4315,"open_interest":295.0,"volume":0.0,"delta":-0.0205,"gamma":0.0,"vega":3.2552,"theta":-0.201,"rho":-1.4616,"theo":23.6054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.7,"last_trade_time":"2026-02-17T14:08:46","percent_change":0.0,"prev_day_close":22.9000005722046},{"option":"SPX270115C03400000","bid":3532.6,"bid_size":2.0,"ask":3547.7,"ask_size":4.0,"iv":0.4242,"open_interest":16.0,"volume":0.0,"delta":0.9802,"gamma":0.0,"vega":3.5118,"theta":0.0,"rho":28.6697,"theo":3539.363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3610.89,"last_trade_time":"2026-02-09T09:58:04","percent_change":0.0,"prev_day_close":3559.55004882812},{"option":"SPX270115P03400000","bid":24.9,"bid_size":155.0,"ask":26.0,"ask_size":244.0,"iv":0.4218,"open_interest":882.0,"volume":2.0,"delta":-0.0223,"gamma":0.0,"vega":3.5114,"theta":-0.212,"rho":-1.5957,"theo":25.4756,"change":-0.95,"open":23.8,"high":23.8,"low":23.8,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-18T10:54:49","percent_change":-3.83838,"prev_day_close":24.8000001907349},{"option":"SPX270115C03500000","bid":3438.1,"bid_size":2.0,"ask":3452.7,"ask_size":2.0,"iv":0.4142,"open_interest":0.0,"volume":0.0,"delta":0.9782,"gamma":0.0,"vega":3.7811,"theta":0.0,"rho":29.405,"theo":3444.7814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3465.0},{"option":"SPX270115P03500000","bid":26.9,"bid_size":200.0,"ask":28.0,"ask_size":279.0,"iv":0.4124,"open_interest":14008.0,"volume":0.0,"delta":-0.0244,"gamma":0.0,"vega":3.7811,"theta":-0.2231,"rho":-1.7405,"theo":27.4573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.52,"last_trade_time":"2026-02-17T14:08:46","percent_change":0.0,"prev_day_close":26.6999998092651},{"option":"SPX270115C03600000","bid":3344.0,"bid_size":2.0,"ask":3358.1,"ask_size":2.0,"iv":0.405,"open_interest":0.0,"volume":0.0,"delta":0.976,"gamma":0.0,"vega":4.0621,"theta":0.0,"rho":30.1308,"theo":3350.317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3369.84997558594},{"option":"SPX270115P03600000","bid":28.9,"bid_size":156.0,"ask":30.1,"ask_size":229.0,"iv":0.4031,"open_interest":90.0,"volume":0.0,"delta":-0.0266,"gamma":0.0,"vega":4.0617,"theta":-0.2345,"rho":-1.8944,"theo":29.5504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.31,"last_trade_time":"2026-02-10T13:44:03","percent_change":0.0,"prev_day_close":28.75},{"option":"SPX270115C03700000","bid":3249.8,"bid_size":2.0,"ask":3264.0,"ask_size":2.0,"iv":0.3962,"open_interest":0.0,"volume":0.0,"delta":0.9736,"gamma":0.0,"vega":4.3572,"theta":0.0,"rho":30.8469,"theo":3255.9823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.15002441406},{"option":"SPX270115P03700000","bid":31.1,"bid_size":187.0,"ask":32.3,"ask_size":219.0,"iv":0.3939,"open_interest":141.0,"volume":0.0,"delta":-0.029,"gamma":0.0,"vega":4.3568,"theta":-0.2462,"rho":-2.0583,"theo":31.7759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.87,"last_trade_time":"2026-02-17T12:58:39","percent_change":0.0,"prev_day_close":30.9500007629394},{"option":"SPX270115C03800000","bid":3155.7,"bid_size":2.0,"ask":3169.7,"ask_size":2.0,"iv":0.3871,"open_interest":0.0,"volume":0.0,"delta":0.9711,"gamma":0.0,"vega":4.6716,"theta":0.0,"rho":31.5504,"theo":3161.793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3181.84997558594},{"option":"SPX270115P03800000","bid":33.4,"bid_size":191.0,"ask":34.8,"ask_size":218.0,"iv":0.385,"open_interest":147.0,"volume":0.0,"delta":-0.0315,"gamma":0.0,"vega":4.6716,"theta":-0.2582,"rho":-2.235,"theo":34.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.62,"last_trade_time":"2026-02-17T15:59:41","percent_change":0.0,"prev_day_close":33.25},{"option":"SPX270115C03900000","bid":3061.8,"bid_size":2.0,"ask":3075.6,"ask_size":2.0,"iv":0.3783,"open_interest":0.0,"volume":0.0,"delta":0.9683,"gamma":0.0,"vega":5.0085,"theta":0.0,"rho":32.2377,"theo":3067.7708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3087.70007324219},{"option":"SPX270115P03900000","bid":36.0,"bid_size":187.0,"ask":37.4,"ask_size":214.0,"iv":0.3764,"open_interest":91.0,"volume":0.0,"delta":-0.0343,"gamma":0.0,"vega":5.0085,"theta":-0.2705,"rho":-2.4276,"theo":36.6892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.38,"last_trade_time":"2026-02-17T09:40:54","percent_change":0.0,"prev_day_close":35.75},{"option":"SPX270115C04000000","bid":2968.2,"bid_size":2.0,"ask":2981.6,"ask_size":2.0,"iv":0.3697,"open_interest":8.0,"volume":1.0,"delta":0.9653,"gamma":0.0,"vega":5.367,"theta":0.0,"rho":32.9067,"theo":2973.9426,"change":7.53,"open":2975.38,"high":2975.38,"low":2975.38,"tick":"down","last_trade_price":2975.38,"last_trade_time":"2026-02-18T09:34:33","percent_change":0.25372,"prev_day_close":2993.94995117188},{"option":"SPX270115P04000000","bid":38.7,"bid_size":184.0,"ask":40.1,"ask_size":204.0,"iv":0.3678,"open_interest":1193.0,"volume":8.0,"delta":-0.0372,"gamma":0.0,"vega":5.367,"theta":-0.2833,"rho":-2.6386,"theo":39.4217,"change":-0.09,"open":38.3,"high":38.46,"low":38.3,"tick":"no_change","last_trade_price":38.46,"last_trade_time":"2026-02-18T09:36:28","percent_change":-0.233461,"prev_day_close":38.4500007629394},{"option":"SPX270115C04050000","bid":2920.9,"bid_size":2.0,"ask":2934.7,"ask_size":2.0,"iv":0.3649,"open_interest":0.0,"volume":0.0,"delta":0.9637,"gamma":0.0,"vega":5.5534,"theta":0.0,"rho":33.2344,"theo":2927.1102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2946.94995117188},{"option":"SPX270115P04050000","bid":40.1,"bid_size":190.0,"ask":41.6,"ask_size":202.0,"iv":0.3636,"open_interest":70.0,"volume":0.0,"delta":-0.0388,"gamma":0.0,"vega":5.5534,"theta":-0.2898,"rho":-2.7508,"theo":40.8696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.08,"last_trade_time":"2026-02-17T10:56:49","percent_change":0.0,"prev_day_close":39.7999992370606},{"option":"SPX270115C04100000","bid":2874.2,"bid_size":2.0,"ask":2887.5,"ask_size":2.0,"iv":0.3604,"open_interest":0.0,"volume":0.0,"delta":0.9621,"gamma":0.0,"vega":5.7444,"theta":0.0,"rho":33.5578,"theo":2880.337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2900.29992675781},{"option":"SPX270115P04100000","bid":41.6,"bid_size":186.0,"ask":43.2,"ask_size":201.0,"iv":0.3595,"open_interest":550.0,"volume":0.0,"delta":-0.0405,"gamma":0.0,"vega":5.7444,"theta":-0.2965,"rho":-2.8674,"theo":42.3766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.0,"last_trade_time":"2026-02-17T09:30:28","percent_change":0.0,"prev_day_close":41.2999992370606},{"option":"SPX270115C04150000","bid":2828.1,"bid_size":2.0,"ask":2840.7,"ask_size":2.0,"iv":0.3567,"open_interest":0.0,"volume":0.0,"delta":0.9603,"gamma":0.0,"vega":5.9405,"theta":0.0,"rho":33.877,"theo":2833.6264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2853.40002441406},{"option":"SPX270115P04150000","bid":43.2,"bid_size":172.0,"ask":44.8,"ask_size":195.0,"iv":0.3555,"open_interest":43.0,"volume":0.0,"delta":-0.0422,"gamma":0.0,"vega":5.9405,"theta":-0.3034,"rho":-2.9882,"theo":43.9463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":44.33,"last_trade_time":"2026-02-12T13:25:09","percent_change":0.0,"prev_day_close":42.7999992370606},{"option":"SPX270115C04200000","bid":2781.0,"bid_size":2.0,"ask":2794.0,"ask_size":2.0,"iv":0.3522,"open_interest":0.0,"volume":0.0,"delta":0.9585,"gamma":0.0,"vega":6.1424,"theta":-0.0098,"rho":34.1916,"theo":2786.982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2806.75},{"option":"SPX270115P04200000","bid":44.8,"bid_size":174.0,"ask":46.4,"ask_size":186.0,"iv":0.3514,"open_interest":112.0,"volume":4.0,"delta":-0.044,"gamma":0.0,"vega":6.1424,"theta":-0.3103,"rho":-3.1136,"theo":45.5822,"change":-1.51,"open":43.14,"high":43.19,"low":43.14,"tick":"up","last_trade_price":43.19,"last_trade_time":"2026-02-18T13:24:21","percent_change":-3.37808,"prev_day_close":44.3999996185303},{"option":"SPX270115C04250000","bid":2734.5,"bid_size":2.0,"ask":2747.9,"ask_size":2.0,"iv":0.3486,"open_interest":0.0,"volume":0.0,"delta":0.9566,"gamma":0.0,"vega":6.3511,"theta":-0.0222,"rho":34.501,"theo":2740.4077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2760.15002441406},{"option":"SPX270115P04250000","bid":46.5,"bid_size":168.0,"ask":48.2,"ask_size":183.0,"iv":0.3474,"open_interest":31.0,"volume":0.0,"delta":-0.046,"gamma":0.0,"vega":6.3511,"theta":-0.3174,"rho":-3.2441,"theo":47.2883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":48.61,"last_trade_time":"2026-02-17T09:38:44","percent_change":0.0,"prev_day_close":46.1000003814697},{"option":"SPX270115C04300000","bid":2688.0,"bid_size":2.0,"ask":2701.3,"ask_size":2.0,"iv":0.3446,"open_interest":0.0,"volume":0.0,"delta":0.9546,"gamma":0.0,"vega":6.5678,"theta":-0.0347,"rho":34.8044,"theo":2693.908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2713.59997558594},{"option":"SPX270115P04300000","bid":48.3,"bid_size":158.0,"ask":50.0,"ask_size":178.0,"iv":0.3435,"open_interest":80.0,"volume":4.0,"delta":-0.0479,"gamma":0.0,"vega":6.5678,"theta":-0.3247,"rho":-3.3807,"theo":49.0689,"change":-1.78,"open":46.39,"high":46.39,"low":46.37,"tick":"down","last_trade_price":46.37,"last_trade_time":"2026-02-18T12:16:48","percent_change":-3.69678,"prev_day_close":47.8500003814697},{"option":"SPX270115C04350000","bid":2641.8,"bid_size":2.0,"ask":2654.8,"ask_size":2.0,"iv":0.3408,"open_interest":0.0,"volume":0.0,"delta":0.9526,"gamma":0.0,"vega":6.7931,"theta":-0.0474,"rho":35.1008,"theo":2647.4879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2667.20007324219},{"option":"SPX270115P04350000","bid":50.1,"bid_size":154.0,"ask":51.9,"ask_size":172.0,"iv":0.3396,"open_interest":62.0,"volume":8.0,"delta":-0.05,"gamma":0.0,"vega":6.7931,"theta":-0.3321,"rho":-3.5242,"theo":50.9291,"change":-1.36,"open":49.64,"high":49.64,"low":48.66,"tick":"up","last_trade_price":48.69,"last_trade_time":"2026-02-18T10:00:19","percent_change":-2.71728,"prev_day_close":49.7000007629394},{"option":"SPX270115C04400000","bid":2595.6,"bid_size":2.0,"ask":2608.4,"ask_size":2.0,"iv":0.337,"open_interest":2.0,"volume":0.0,"delta":0.9504,"gamma":0.0,"vega":7.027,"theta":-0.0603,"rho":35.3895,"theo":2601.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2665.46,"last_trade_time":"2026-01-22T09:46:53","percent_change":0.0,"prev_day_close":2620.69995117188},{"option":"SPX270115P04400000","bid":52.1,"bid_size":142.0,"ask":53.9,"ask_size":168.0,"iv":0.3359,"open_interest":199.0,"volume":4.0,"delta":-0.0522,"gamma":0.0,"vega":7.027,"theta":-0.3397,"rho":-3.6756,"theo":52.8745,"change":0.15,"open":49.67,"high":49.71,"low":49.67,"tick":"no_change","last_trade_price":49.71,"last_trade_time":"2026-02-18T10:59:14","percent_change":0.288741,"prev_day_close":51.5500011444092},{"option":"SPX270115C04450000","bid":2549.4,"bid_size":2.0,"ask":2562.2,"ask_size":2.0,"iv":0.3332,"open_interest":0.0,"volume":0.0,"delta":0.9482,"gamma":0.0,"vega":7.2689,"theta":-0.0734,"rho":35.6701,"theo":2554.909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2574.59997558594},{"option":"SPX270115P04450000","bid":54.1,"bid_size":140.0,"ask":55.9,"ask_size":163.0,"iv":0.3321,"open_interest":120.0,"volume":2.0,"delta":-0.0544,"gamma":0.0,"vega":7.2689,"theta":-0.3474,"rho":-3.835,"theo":54.9108,"change":-2.42,"open":51.63,"high":51.63,"low":51.63,"tick":"no_change","last_trade_price":51.63,"last_trade_time":"2026-02-18T10:59:52","percent_change":-4.47734,"prev_day_close":53.6000003814697},{"option":"SPX270115C04500000","bid":2503.3,"bid_size":2.0,"ask":2516.0,"ask_size":2.0,"iv":0.3294,"open_interest":3.0,"volume":0.0,"delta":0.9458,"gamma":0.0,"vega":7.5179,"theta":-0.0866,"rho":35.9426,"theo":2508.7618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2573.01,"last_trade_time":"2026-01-22T09:46:53","percent_change":0.0,"prev_day_close":2528.25},{"option":"SPX270115P04500000","bid":56.3,"bid_size":179.0,"ask":58.1,"ask_size":190.0,"iv":0.3284,"open_interest":1606.0,"volume":0.0,"delta":-0.0568,"gamma":0.0,"vega":7.5179,"theta":-0.3554,"rho":-4.0024,"theo":57.044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.7,"last_trade_time":"2026-02-13T11:07:05","percent_change":0.0,"prev_day_close":55.7000007629394},{"option":"SPX270115C04550000","bid":2457.3,"bid_size":2.0,"ask":2469.8,"ask_size":2.0,"iv":0.3257,"open_interest":0.0,"volume":0.0,"delta":0.9433,"gamma":0.0001,"vega":7.7732,"theta":-0.1,"rho":36.2076,"theo":2462.717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2482.09997558594},{"option":"SPX270115P04550000","bid":58.5,"bid_size":145.0,"ask":60.3,"ask_size":154.0,"iv":0.3247,"open_interest":73.0,"volume":0.0,"delta":-0.0593,"gamma":0.0001,"vega":7.7732,"theta":-0.3635,"rho":-4.1774,"theo":59.2795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.03,"last_trade_time":"2026-02-10T10:34:31","percent_change":0.0,"prev_day_close":57.8500003814697},{"option":"SPX270115C04600000","bid":2411.3,"bid_size":2.0,"ask":2423.9,"ask_size":2.0,"iv":0.322,"open_interest":0.0,"volume":0.0,"delta":0.9407,"gamma":0.0001,"vega":8.0348,"theta":-0.1136,"rho":36.4656,"theo":2416.7796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2436.30004882812},{"option":"SPX270115P04600000","bid":60.8,"bid_size":141.0,"ask":62.7,"ask_size":151.0,"iv":0.3211,"open_interest":733.0,"volume":0.0,"delta":-0.0619,"gamma":0.0001,"vega":8.0348,"theta":-0.3717,"rho":-4.3594,"theo":61.6224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.0,"last_trade_time":"2026-02-11T15:59:55","percent_change":0.0,"prev_day_close":60.1499996185303},{"option":"SPX270115C04625000","bid":2388.2,"bid_size":2.0,"ask":2401.1,"ask_size":2.0,"iv":0.3202,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0001,"vega":8.168,"theta":-0.1204,"rho":36.5919,"theo":2393.8527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2413.40002441406},{"option":"SPX270115P04625000","bid":62.0,"bid_size":140.0,"ask":63.9,"ask_size":149.0,"iv":0.3193,"open_interest":40.0,"volume":0.0,"delta":-0.0632,"gamma":0.0001,"vega":8.168,"theta":-0.3759,"rho":-4.453,"theo":62.8356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":67.51,"last_trade_time":"2026-02-17T10:09:18","percent_change":0.0,"prev_day_close":61.25},{"option":"SPX270115C04650000","bid":2365.7,"bid_size":2.0,"ask":2377.7,"ask_size":2.0,"iv":0.3184,"open_interest":0.0,"volume":0.0,"delta":0.938,"gamma":0.0001,"vega":8.3031,"theta":-0.1273,"rho":36.7165,"theo":2370.9544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2390.29992675781},{"option":"SPX270115P04650000","bid":63.3,"bid_size":129.0,"ask":65.1,"ask_size":145.0,"iv":0.3176,"open_interest":64.0,"volume":0.0,"delta":-0.0646,"gamma":0.0001,"vega":8.3031,"theta":-0.3802,"rho":-4.5484,"theo":64.0775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":66.34,"last_trade_time":"2026-02-17T12:56:35","percent_change":0.0,"prev_day_close":62.4499988555908},{"option":"SPX270115C04675000","bid":2342.5,"bid_size":2.0,"ask":2355.1,"ask_size":2.0,"iv":0.3165,"open_interest":0.0,"volume":0.0,"delta":0.9366,"gamma":0.0001,"vega":8.4403,"theta":-0.1342,"rho":36.8391,"theo":2348.0854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2367.55004882812},{"option":"SPX270115P04675000","bid":64.5,"bid_size":135.0,"ask":66.6,"ask_size":149.0,"iv":0.3159,"open_interest":57.0,"volume":0.0,"delta":-0.066,"gamma":0.0001,"vega":8.4403,"theta":-0.3845,"rho":-4.6457,"theo":65.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.36,"last_trade_time":"2026-02-17T12:40:10","percent_change":0.0,"prev_day_close":63.75},{"option":"SPX270115C04700000","bid":2320.0,"bid_size":2.0,"ask":2332.2,"ask_size":2.0,"iv":0.315,"open_interest":0.0,"volume":0.0,"delta":0.9352,"gamma":0.0001,"vega":8.5797,"theta":-0.1412,"rho":36.9597,"theo":2325.2463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2344.44995117188},{"option":"SPX270115P04700000","bid":65.8,"bid_size":128.0,"ask":67.7,"ask_size":142.0,"iv":0.314,"open_interest":53.0,"volume":0.0,"delta":-0.0674,"gamma":0.0001,"vega":8.5797,"theta":-0.3888,"rho":-4.7452,"theo":66.6497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.6,"last_trade_time":"2026-02-06T12:40:05","percent_change":0.0,"prev_day_close":64.9500007629394},{"option":"SPX270115C04725000","bid":2296.9,"bid_size":2.0,"ask":2309.4,"ask_size":2.0,"iv":0.313,"open_interest":0.0,"volume":0.0,"delta":0.9337,"gamma":0.0001,"vega":8.7216,"theta":-0.1482,"rho":37.078,"theo":2302.4378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2321.90002441406},{"option":"SPX270115P04725000","bid":67.1,"bid_size":133.0,"ask":69.2,"ask_size":152.0,"iv":0.3124,"open_interest":32.0,"volume":0.0,"delta":-0.0689,"gamma":0.0001,"vega":8.7216,"theta":-0.3932,"rho":-4.8469,"theo":67.9814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.2,"last_trade_time":"2026-02-06T12:52:59","percent_change":0.0,"prev_day_close":66.2999992370606},{"option":"SPX270115C04750000","bid":2274.4,"bid_size":2.0,"ask":2286.8,"ask_size":2.0,"iv":0.3116,"open_interest":0.0,"volume":0.0,"delta":0.9322,"gamma":0.0001,"vega":8.8662,"theta":-0.1553,"rho":37.1938,"theo":2279.6607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2298.80004882812},{"option":"SPX270115P04750000","bid":68.5,"bid_size":125.0,"ask":70.3,"ask_size":137.0,"iv":0.3106,"open_interest":131.0,"volume":0.0,"delta":-0.0704,"gamma":0.0001,"vega":8.8662,"theta":-0.3976,"rho":-4.9511,"theo":69.3444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.11,"last_trade_time":"2026-02-17T13:05:54","percent_change":0.0,"prev_day_close":67.6500015258789},{"option":"SPX270115C04775000","bid":2251.4,"bid_size":2.0,"ask":2263.8,"ask_size":2.0,"iv":0.3096,"open_interest":0.0,"volume":0.0,"delta":0.9306,"gamma":0.0001,"vega":9.0135,"theta":-0.1624,"rho":37.3069,"theo":2256.9159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2276.25},{"option":"SPX270115P04775000","bid":69.9,"bid_size":130.0,"ask":72.0,"ask_size":137.0,"iv":0.309,"open_interest":65.0,"volume":0.0,"delta":-0.0719,"gamma":0.0001,"vega":9.0135,"theta":-0.4021,"rho":-5.058,"theo":70.7397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":72.31,"last_trade_time":"2026-02-17T13:07:07","percent_change":0.0,"prev_day_close":68.9500007629394},{"option":"SPX270115C04800000","bid":2229.3,"bid_size":2.0,"ask":2241.2,"ask_size":2.0,"iv":0.3083,"open_interest":0.0,"volume":0.0,"delta":0.9291,"gamma":0.0001,"vega":9.1635,"theta":-0.1696,"rho":37.4171,"theo":2234.2041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2253.34997558594},{"option":"SPX270115P04800000","bid":71.3,"bid_size":123.0,"ask":73.2,"ask_size":133.0,"iv":0.3072,"open_interest":189.0,"volume":8.0,"delta":-0.0735,"gamma":0.0001,"vega":9.1635,"theta":-0.4066,"rho":-5.1677,"theo":72.1681,"change":-0.24,"open":70.6,"high":70.96,"low":70.6,"tick":"no_change","last_trade_price":70.96,"last_trade_time":"2026-02-18T09:36:28","percent_change":-0.33708,"prev_day_close":70.3499984741211},{"option":"SPX270115C04825000","bid":2206.4,"bid_size":2.0,"ask":2218.6,"ask_size":2.0,"iv":0.3065,"open_interest":0.0,"volume":0.0,"delta":0.9274,"gamma":0.0001,"vega":9.3163,"theta":-0.1768,"rho":37.5243,"theo":2211.5263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2230.75},{"option":"SPX270115P04825000","bid":72.7,"bid_size":119.0,"ask":74.6,"ask_size":130.0,"iv":0.3054,"open_interest":46.0,"volume":0.0,"delta":-0.0751,"gamma":0.0001,"vega":9.3163,"theta":-0.4112,"rho":-5.2805,"theo":73.6304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.54,"last_trade_time":"2026-02-17T13:20:10","percent_change":0.0,"prev_day_close":71.75},{"option":"SPX270115C04850000","bid":2184.0,"bid_size":2.0,"ask":2195.2,"ask_size":2.0,"iv":0.3045,"open_interest":0.0,"volume":0.0,"delta":0.9258,"gamma":0.0001,"vega":9.4716,"theta":-0.184,"rho":37.6284,"theo":2188.8835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2207.85009765625},{"option":"SPX270115P04850000","bid":74.2,"bid_size":118.0,"ask":76.1,"ask_size":130.0,"iv":0.3038,"open_interest":60.0,"volume":0.0,"delta":-0.0768,"gamma":0.0001,"vega":9.4716,"theta":-0.4157,"rho":-5.3965,"theo":75.1278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.13,"last_trade_time":"2026-02-17T13:11:33","percent_change":0.0,"prev_day_close":73.25},{"option":"SPX270115C04875000","bid":2160.6,"bid_size":2.0,"ask":2172.8,"ask_size":2.0,"iv":0.3026,"open_interest":0.0,"volume":0.0,"delta":0.9241,"gamma":0.0001,"vega":9.6292,"theta":-0.1913,"rho":37.7293,"theo":2166.2765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2185.40002441406},{"option":"SPX270115P04875000","bid":75.7,"bid_size":117.0,"ask":77.9,"ask_size":137.0,"iv":0.3022,"open_interest":41.0,"volume":0.0,"delta":-0.0785,"gamma":0.0001,"vega":9.6292,"theta":-0.4204,"rho":-5.5155,"theo":76.661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":76.55,"last_trade_time":"2026-02-12T11:43:13","percent_change":0.0,"prev_day_close":74.7000007629394},{"option":"SPX270115C04900000","bid":2138.9,"bid_size":2.0,"ask":2150.0,"ask_size":2.0,"iv":0.3012,"open_interest":0.0,"volume":0.0,"delta":0.9224,"gamma":0.0001,"vega":9.789,"theta":-0.1986,"rho":37.8271,"theo":2143.7064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2162.55004882812},{"option":"SPX270115P04900000","bid":77.3,"bid_size":122.0,"ask":79.5,"ask_size":135.0,"iv":0.3006,"open_interest":66.0,"volume":0.0,"delta":-0.0802,"gamma":0.0001,"vega":9.789,"theta":-0.425,"rho":-5.6377,"theo":78.2311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.75,"last_trade_time":"2026-02-17T15:59:41","percent_change":0.0,"prev_day_close":76.2000007629394},{"option":"SPX270115C04925000","bid":2115.7,"bid_size":2.0,"ask":2127.7,"ask_size":2.0,"iv":0.2994,"open_interest":0.0,"volume":0.0,"delta":0.9206,"gamma":0.0001,"vega":9.9507,"theta":-0.2059,"rho":37.922,"theo":2121.1741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2140.10009765625},{"option":"SPX270115P04925000","bid":78.9,"bid_size":116.0,"ask":80.8,"ask_size":131.0,"iv":0.2988,"open_interest":19.0,"volume":0.0,"delta":-0.0819,"gamma":0.0001,"vega":9.9507,"theta":-0.4297,"rho":-5.7628,"theo":79.8388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.9,"last_trade_time":"2026-02-05T12:03:00","percent_change":0.0,"prev_day_close":77.75},{"option":"SPX270115C04950000","bid":2093.6,"bid_size":2.0,"ask":2105.0,"ask_size":2.0,"iv":0.2978,"open_interest":0.0,"volume":0.0,"delta":0.9188,"gamma":0.0001,"vega":10.1139,"theta":-0.2133,"rho":38.0141,"theo":2098.6802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2117.35009765625},{"option":"SPX270115P04950000","bid":80.5,"bid_size":113.0,"ask":82.4,"ask_size":84.0,"iv":0.2972,"open_interest":79.0,"volume":0.0,"delta":-0.0837,"gamma":0.0001,"vega":10.1139,"theta":-0.4345,"rho":-5.8906,"theo":81.4851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":76.7,"last_trade_time":"2026-02-06T12:40:05","percent_change":0.0,"prev_day_close":79.3499984741211},{"option":"SPX270115C04975000","bid":2070.9,"bid_size":2.0,"ask":2083.1,"ask_size":2.0,"iv":0.2964,"open_interest":0.0,"volume":0.0,"delta":0.917,"gamma":0.0001,"vega":10.2787,"theta":-0.2208,"rho":38.1036,"theo":2076.2255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2095.09997558594},{"option":"SPX270115P04975000","bid":82.2,"bid_size":112.0,"ask":84.1,"ask_size":120.0,"iv":0.2956,"open_interest":74.0,"volume":0.0,"delta":-0.0856,"gamma":0.0001,"vega":10.2787,"theta":-0.4392,"rho":-6.0212,"theo":83.1706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":76.3,"last_trade_time":"2026-02-10T15:13:02","percent_change":0.0,"prev_day_close":81.0},{"option":"SPX270115C05000000","bid":2048.8,"bid_size":2.0,"ask":2060.5,"ask_size":2.0,"iv":0.2948,"open_interest":553.0,"volume":1.0,"delta":0.9151,"gamma":0.0001,"vega":10.4449,"theta":-0.2282,"rho":38.1906,"theo":2053.8108,"change":7.6299,"open":2055.13,"high":2055.13,"low":2055.13,"tick":"up","last_trade_price":2055.13,"last_trade_time":"2026-02-18T09:34:33","percent_change":0.372647,"prev_day_close":2072.5},{"option":"SPX270115P05000000","bid":83.9,"bid_size":110.0,"ask":86.2,"ask_size":123.0,"iv":0.2942,"open_interest":1015.0,"volume":7.0,"delta":-0.0875,"gamma":0.0001,"vega":10.4449,"theta":-0.444,"rho":-6.1542,"theo":84.896,"change":-4.85,"open":83.15,"high":83.15,"low":79.0,"tick":"down","last_trade_price":79.0,"last_trade_time":"2026-02-18T11:07:37","percent_change":-5.78414,"prev_day_close":82.6500015258789},{"option":"SPX270115C05025000","bid":2026.5,"bid_size":2.0,"ask":2038.3,"ask_size":2.0,"iv":0.2933,"open_interest":0.0,"volume":0.0,"delta":0.9132,"gamma":0.0001,"vega":10.6126,"theta":-0.2357,"rho":38.2752,"theo":2031.4365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2050.09997558594},{"option":"SPX270115P05025000","bid":85.6,"bid_size":108.0,"ask":87.9,"ask_size":121.0,"iv":0.2925,"open_interest":43.0,"volume":0.0,"delta":-0.0894,"gamma":0.0001,"vega":10.6126,"theta":-0.4489,"rho":-6.2895,"theo":86.6619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.6,"last_trade_time":"2026-02-04T15:50:00","percent_change":0.0,"prev_day_close":84.3499984741211},{"option":"SPX270115C05050000","bid":2004.1,"bid_size":2.0,"ask":2015.5,"ask_size":2.0,"iv":0.2915,"open_interest":10.0,"volume":0.0,"delta":0.9112,"gamma":0.0001,"vega":10.782,"theta":-0.2432,"rho":38.3574,"theo":2009.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2139.19,"last_trade_time":"2026-02-02T13:56:13","percent_change":0.0,"prev_day_close":2027.64996337891},{"option":"SPX270115P05050000","bid":87.4,"bid_size":107.0,"ask":89.3,"ask_size":78.0,"iv":0.2907,"open_interest":293.0,"volume":2.0,"delta":-0.0914,"gamma":0.0001,"vega":10.782,"theta":-0.4538,"rho":-6.4273,"theo":88.469,"change":-3.97,"open":83.33,"high":83.38,"low":83.33,"tick":"up","last_trade_price":83.38,"last_trade_time":"2026-02-18T13:24:21","percent_change":-4.54494,"prev_day_close":86.0999984741211},{"option":"SPX270115C05075000","bid":1981.5,"bid_size":2.0,"ask":1993.0,"ask_size":2.0,"iv":0.2897,"open_interest":1.0,"volume":0.0,"delta":0.9092,"gamma":0.0001,"vega":10.9532,"theta":-0.2507,"rho":38.4372,"theo":1986.812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2000.53,"last_trade_time":"2025-12-12T15:14:19","percent_change":0.0,"prev_day_close":2005.39996337891},{"option":"SPX270115P05075000","bid":89.2,"bid_size":105.0,"ask":91.5,"ask_size":116.0,"iv":0.2893,"open_interest":40.0,"volume":0.0,"delta":-0.0934,"gamma":0.0001,"vega":10.9532,"theta":-0.4586,"rho":-6.5675,"theo":90.3177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":80.67,"last_trade_time":"2026-02-09T15:44:48","percent_change":0.0,"prev_day_close":87.9500007629394},{"option":"SPX270115C05100000","bid":1959.5,"bid_size":2.0,"ask":1971.1,"ask_size":2.0,"iv":0.2884,"open_interest":3.0,"volume":0.0,"delta":0.9071,"gamma":0.0001,"vega":11.1266,"theta":-0.2583,"rho":38.5142,"theo":1964.5628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1971.77,"last_trade_time":"2025-12-19T13:17:51","percent_change":0.0,"prev_day_close":1982.84997558594},{"option":"SPX270115P05100000","bid":91.1,"bid_size":107.0,"ask":93.5,"ask_size":118.0,"iv":0.2878,"open_interest":281.0,"volume":0.0,"delta":-0.0954,"gamma":0.0001,"vega":11.1266,"theta":-0.4636,"rho":-6.7105,"theo":92.2087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":91.34,"last_trade_time":"2026-02-12T13:55:20","percent_change":0.0,"prev_day_close":89.7000007629394},{"option":"SPX270115C05125000","bid":1937.1,"bid_size":2.0,"ask":1948.7,"ask_size":2.0,"iv":0.2867,"open_interest":0.0,"volume":0.0,"delta":0.905,"gamma":0.0001,"vega":11.3024,"theta":-0.2659,"rho":38.5883,"theo":1942.3568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1960.70001220703},{"option":"SPX270115P05125000","bid":93.0,"bid_size":104.0,"ask":95.0,"ask_size":109.0,"iv":0.286,"open_interest":58.0,"volume":0.0,"delta":-0.0975,"gamma":0.0001,"vega":11.3024,"theta":-0.4685,"rho":-6.8564,"theo":94.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.0,"last_trade_time":"2026-02-12T15:52:55","percent_change":0.0,"prev_day_close":91.5999984741211},{"option":"SPX270115C05150000","bid":1915.2,"bid_size":2.0,"ask":1926.4,"ask_size":2.0,"iv":0.2852,"open_interest":3.0,"volume":0.0,"delta":0.9029,"gamma":0.0001,"vega":11.481,"theta":-0.2735,"rho":38.659,"theo":1920.1945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1947.75,"last_trade_time":"2026-01-20T11:11:43","percent_change":0.0,"prev_day_close":1938.40002441406},{"option":"SPX270115P05150000","bid":95.0,"bid_size":102.0,"ask":97.3,"ask_size":112.0,"iv":0.2846,"open_interest":39.0,"volume":0.0,"delta":-0.0997,"gamma":0.0001,"vega":11.481,"theta":-0.4735,"rho":-7.0057,"theo":96.1207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.2,"last_trade_time":"2026-02-13T14:29:57","percent_change":0.0,"prev_day_close":93.5},{"option":"SPX270115C05175000","bid":1893.2,"bid_size":2.0,"ask":1904.6,"ask_size":2.0,"iv":0.2838,"open_interest":0.0,"volume":0.0,"delta":0.9007,"gamma":0.0001,"vega":11.6624,"theta":-0.2812,"rho":38.726,"theo":1898.077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1916.29998779297},{"option":"SPX270115P05175000","bid":96.9,"bid_size":106.0,"ask":99.4,"ask_size":114.0,"iv":0.2831,"open_interest":88.0,"volume":0.0,"delta":-0.1019,"gamma":0.0001,"vega":11.6624,"theta":-0.4785,"rho":-7.1586,"theo":98.1434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":91.5,"last_trade_time":"2026-02-04T10:27:27","percent_change":0.0,"prev_day_close":95.4000015258789},{"option":"SPX270115C05200000","bid":1871.3,"bid_size":2.0,"ask":1881.8,"ask_size":2.0,"iv":0.282,"open_interest":3.0,"volume":0.0,"delta":0.8984,"gamma":0.0001,"vega":11.8467,"theta":-0.2888,"rho":38.7891,"theo":1876.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1881.85,"last_trade_time":"2026-02-17T14:24:08","percent_change":0.0,"prev_day_close":1894.04998779297},{"option":"SPX270115P05200000","bid":99.0,"bid_size":104.0,"ask":101.0,"ask_size":72.0,"iv":0.2814,"open_interest":403.0,"volume":3.0,"delta":-0.1041,"gamma":0.0001,"vega":11.8467,"theta":-0.4835,"rho":-7.3155,"theo":100.2118,"change":-0.1,"open":94.28,"high":98.9,"low":94.24,"tick":"up","last_trade_price":98.9,"last_trade_time":"2026-02-18T15:07:07","percent_change":-0.10101,"prev_day_close":97.4000015258789},{"option":"SPX270115C05225000","bid":1849.1,"bid_size":2.0,"ask":1859.9,"ask_size":2.0,"iv":0.2805,"open_interest":0.0,"volume":0.0,"delta":0.8962,"gamma":0.0001,"vega":12.0338,"theta":-0.2965,"rho":38.8479,"theo":1853.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1872.04998779297},{"option":"SPX270115P05225000","bid":101.1,"bid_size":101.0,"ask":103.9,"ask_size":114.0,"iv":0.2802,"open_interest":29.0,"volume":0.0,"delta":-0.1064,"gamma":0.0001,"vega":12.0338,"theta":-0.4885,"rho":-7.4767,"theo":102.3271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":110.41,"last_trade_time":"2026-02-17T09:54:38","percent_change":0.0,"prev_day_close":99.5},{"option":"SPX270115C05250000","bid":1827.1,"bid_size":2.0,"ask":1838.1,"ask_size":2.0,"iv":0.279,"open_interest":0.0,"volume":0.0,"delta":0.8938,"gamma":0.0001,"vega":12.2235,"theta":-0.3042,"rho":38.9024,"theo":1832.0036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1849.85003662109},{"option":"SPX270115P05250000","bid":103.2,"bid_size":100.0,"ask":105.6,"ask_size":108.0,"iv":0.2785,"open_interest":133.0,"volume":1.0,"delta":-0.1088,"gamma":0.0001,"vega":12.2235,"theta":-0.4936,"rho":-7.6422,"theo":104.4904,"change":-0.6,"open":102.7,"high":102.7,"low":102.7,"tick":"down","last_trade_price":102.7,"last_trade_time":"2026-02-18T15:06:12","percent_change":-0.580835,"prev_day_close":101.599998474121},{"option":"SPX270115C05275000","bid":1804.9,"bid_size":2.0,"ask":1815.9,"ask_size":2.0,"iv":0.2773,"open_interest":1.0,"volume":0.0,"delta":0.8914,"gamma":0.0001,"vega":12.4153,"theta":-0.3119,"rho":38.9526,"theo":1810.0759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1914.69,"last_trade_time":"2026-01-16T12:19:00","percent_change":0.0,"prev_day_close":1827.95001220703},{"option":"SPX270115P05275000","bid":105.4,"bid_size":99.0,"ask":107.8,"ask_size":106.0,"iv":0.277,"open_interest":52.0,"volume":0.0,"delta":-0.1112,"gamma":0.0001,"vega":12.4153,"theta":-0.4986,"rho":-7.8119,"theo":106.7029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":111.2,"last_trade_time":"2026-02-12T15:53:10","percent_change":0.0,"prev_day_close":103.649997711182},{"option":"SPX270115C05300000","bid":1783.5,"bid_size":2.0,"ask":1793.9,"ask_size":2.0,"iv":0.276,"open_interest":1.0,"volume":0.0,"delta":0.889,"gamma":0.0001,"vega":12.6089,"theta":-0.3196,"rho":38.9987,"theo":1788.1984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1853.18,"last_trade_time":"2025-12-23T13:26:48","percent_change":0.0,"prev_day_close":1805.90002441406},{"option":"SPX270115P05300000","bid":107.7,"bid_size":96.0,"ask":110.1,"ask_size":104.0,"iv":0.2755,"open_interest":1086.0,"volume":0.0,"delta":-0.1136,"gamma":0.0001,"vega":12.6089,"theta":-0.5037,"rho":-7.9858,"theo":108.9655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.63,"last_trade_time":"2026-02-17T09:51:16","percent_change":0.0,"prev_day_close":105.900001525879},{"option":"SPX270115C05325000","bid":1761.6,"bid_size":2.0,"ask":1772.4,"ask_size":2.0,"iv":0.2746,"open_interest":2.0,"volume":0.0,"delta":0.8865,"gamma":0.0001,"vega":12.8039,"theta":-0.3273,"rho":39.041,"theo":1766.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1819.01,"last_trade_time":"2026-01-05T09:44:44","percent_change":0.0,"prev_day_close":1784.04998779297},{"option":"SPX270115P05325000","bid":109.9,"bid_size":95.0,"ask":112.4,"ask_size":102.0,"iv":0.274,"open_interest":113.0,"volume":0.0,"delta":-0.1161,"gamma":0.0001,"vega":12.8039,"theta":-0.5087,"rho":-8.1635,"theo":111.2792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.7,"last_trade_time":"2026-02-12T15:52:55","percent_change":0.0,"prev_day_close":108.049999237061},{"option":"SPX270115C05350000","bid":1739.7,"bid_size":2.0,"ask":1750.6,"ask_size":2.0,"iv":0.273,"open_interest":0.0,"volume":0.0,"delta":0.8839,"gamma":0.0001,"vega":12.9999,"theta":-0.335,"rho":39.0798,"theo":1744.5975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1762.09997558594},{"option":"SPX270115P05350000","bid":112.2,"bid_size":92.0,"ask":114.3,"ask_size":65.0,"iv":0.2723,"open_interest":64.0,"volume":0.0,"delta":-0.1186,"gamma":0.0001,"vega":12.9999,"theta":-0.5138,"rho":-8.3447,"theo":113.6449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.3,"last_trade_time":"2026-02-12T15:52:57","percent_change":0.0,"prev_day_close":110.400001525879},{"option":"SPX270115C05375000","bid":1717.4,"bid_size":2.0,"ask":1728.6,"ask_size":2.0,"iv":0.2712,"open_interest":2.0,"volume":0.0,"delta":0.8813,"gamma":0.0001,"vega":13.1968,"theta":-0.3427,"rho":39.1154,"theo":1722.8757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1827.23,"last_trade_time":"2026-01-16T12:19:07","percent_change":0.0,"prev_day_close":1740.40002441406},{"option":"SPX270115P05375000","bid":114.6,"bid_size":91.0,"ask":117.2,"ask_size":99.0,"iv":0.271,"open_interest":49.0,"volume":0.0,"delta":-0.1212,"gamma":0.0001,"vega":13.1968,"theta":-0.5189,"rho":-8.5292,"theo":116.0632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":115.8,"last_trade_time":"2026-02-17T15:57:17","percent_change":0.0,"prev_day_close":112.75},{"option":"SPX270115C05400000","bid":1696.3,"bid_size":2.0,"ask":1706.8,"ask_size":2.0,"iv":0.2699,"open_interest":4.0,"volume":0.0,"delta":0.8787,"gamma":0.0001,"vega":13.3946,"theta":-0.3504,"rho":39.148,"theo":1701.2072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1830.23,"last_trade_time":"2026-01-27T12:05:57","percent_change":0.0,"prev_day_close":1718.75},{"option":"SPX270115P05400000","bid":117.1,"bid_size":90.0,"ask":119.6,"ask_size":96.0,"iv":0.2695,"open_interest":4646.0,"volume":0.0,"delta":-0.1239,"gamma":0.0001,"vega":13.3946,"theta":-0.5239,"rho":-8.7165,"theo":118.5349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":127.88,"last_trade_time":"2026-02-17T09:54:47","percent_change":0.0,"prev_day_close":115.049999237061},{"option":"SPX270115C05425000","bid":1674.4,"bid_size":2.0,"ask":1685.2,"ask_size":2.0,"iv":0.2684,"open_interest":1.0,"volume":0.0,"delta":0.876,"gamma":0.0001,"vega":13.5934,"theta":-0.3581,"rho":39.1777,"theo":1679.5925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1674.24,"last_trade_time":"2026-01-20T12:52:24","percent_change":0.0,"prev_day_close":1697.14996337891},{"option":"SPX270115P05425000","bid":119.6,"bid_size":88.0,"ask":122.2,"ask_size":94.0,"iv":0.2681,"open_interest":84.0,"volume":0.0,"delta":-0.1266,"gamma":0.0001,"vega":13.5934,"theta":-0.529,"rho":-8.9068,"theo":121.0604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":119.81,"last_trade_time":"2026-02-13T14:34:23","percent_change":0.0,"prev_day_close":117.599998474121},{"option":"SPX270115C05450000","bid":1653.3,"bid_size":2.0,"ask":1663.1,"ask_size":2.0,"iv":0.2669,"open_interest":0.0,"volume":0.0,"delta":0.8732,"gamma":0.0001,"vega":13.7936,"theta":-0.3658,"rho":39.2043,"theo":1658.0323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1675.35003662109},{"option":"SPX270115P05450000","bid":122.1,"bid_size":85.0,"ask":124.4,"ask_size":88.0,"iv":0.2665,"open_interest":1047.0,"volume":0.0,"delta":-0.1294,"gamma":0.0001,"vega":13.7936,"theta":-0.534,"rho":-9.1002,"theo":123.6403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":122.46,"last_trade_time":"2026-02-13T14:34:23","percent_change":0.0,"prev_day_close":120.049999237061},{"option":"SPX270115C05475000","bid":1631.1,"bid_size":2.0,"ask":1642.1,"ask_size":2.0,"iv":0.2654,"open_interest":0.0,"volume":0.0,"delta":0.8704,"gamma":0.0001,"vega":13.9954,"theta":-0.3735,"rho":39.2276,"theo":1636.5271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1654.0},{"option":"SPX270115P05475000","bid":124.8,"bid_size":83.0,"ask":127.3,"ask_size":88.0,"iv":0.2652,"open_interest":899.0,"volume":1.0,"delta":-0.1322,"gamma":0.0001,"vega":13.9954,"theta":-0.5391,"rho":-9.2969,"theo":126.2753,"change":-6.15,"open":118.8,"high":118.8,"low":118.8,"tick":"down","last_trade_price":118.8,"last_trade_time":"2026-02-18T10:21:16","percent_change":-4.92197,"prev_day_close":122.649997711182},{"option":"SPX270115C05500000","bid":1610.3,"bid_size":2.0,"ask":1620.5,"ask_size":2.0,"iv":0.2641,"open_interest":55.0,"volume":1.0,"delta":0.8675,"gamma":0.0001,"vega":14.1992,"theta":-0.3812,"rho":39.247,"theo":1615.0778,"change":7.37,"open":1615.92,"high":1615.92,"low":1615.92,"tick":"up","last_trade_price":1615.92,"last_trade_time":"2026-02-18T09:31:33","percent_change":0.458177,"prev_day_close":1632.29998779297},{"option":"SPX270115P05500000","bid":127.4,"bid_size":81.0,"ask":130.0,"ask_size":86.0,"iv":0.2637,"open_interest":770.0,"volume":1.0,"delta":-0.1351,"gamma":0.0001,"vega":14.1992,"theta":-0.5441,"rho":-9.4974,"theo":128.9662,"change":-1.3,"open":126.35,"high":126.35,"low":126.35,"tick":"down","last_trade_price":126.35,"last_trade_time":"2026-02-18T09:31:33","percent_change":-1.01841,"prev_day_close":125.25},{"option":"SPX270115C05525000","bid":1588.6,"bid_size":3.0,"ask":1599.1,"ask_size":3.0,"iv":0.2626,"open_interest":0.0,"volume":0.0,"delta":0.8646,"gamma":0.0001,"vega":14.4055,"theta":-0.3889,"rho":39.2621,"theo":1593.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1610.95001220703},{"option":"SPX270115P05525000","bid":130.2,"bid_size":79.0,"ask":132.8,"ask_size":84.0,"iv":0.2623,"open_interest":132.0,"volume":0.0,"delta":-0.138,"gamma":0.0001,"vega":14.4055,"theta":-0.5491,"rho":-9.7024,"theo":131.7138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.5,"last_trade_time":"2026-02-17T09:38:22","percent_change":0.0,"prev_day_close":127.950000762939},{"option":"SPX270115C05550000","bid":1567.9,"bid_size":2.0,"ask":1577.5,"ask_size":2.0,"iv":0.2614,"open_interest":4.0,"volume":0.0,"delta":0.8616,"gamma":0.0001,"vega":14.6143,"theta":-0.3965,"rho":39.2722,"theo":1572.3508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1624.87,"last_trade_time":"2026-01-05T09:44:44","percent_change":0.0,"prev_day_close":1589.45001220703},{"option":"SPX270115P05550000","bid":133.0,"bid_size":77.0,"ask":135.3,"ask_size":80.0,"iv":0.2608,"open_interest":760.0,"volume":5.0,"delta":-0.141,"gamma":0.0001,"vega":14.6143,"theta":-0.5541,"rho":-9.9122,"theo":134.5195,"change":-3.25,"open":130.05,"high":130.05,"low":130.05,"tick":"no_change","last_trade_price":130.05,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.43811,"prev_day_close":130.700004577637},{"option":"SPX270115C05575000","bid":1546.1,"bid_size":3.0,"ask":1556.5,"ask_size":3.0,"iv":0.2597,"open_interest":0.0,"volume":0.0,"delta":0.8585,"gamma":0.0001,"vega":14.8256,"theta":-0.4041,"rho":39.277,"theo":1551.0756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1568.29998779297},{"option":"SPX270115P05575000","bid":135.8,"bid_size":76.0,"ask":138.5,"ask_size":81.0,"iv":0.2594,"open_interest":54.0,"volume":3.0,"delta":-0.1441,"gamma":0.0001,"vega":14.8256,"theta":-0.5591,"rho":-10.1274,"theo":137.3844,"change":-6.75,"open":133.68,"high":133.68,"low":129.4,"tick":"down","last_trade_price":129.4,"last_trade_time":"2026-02-18T10:21:15","percent_change":-4.95777,"prev_day_close":133.5},{"option":"SPX270115C05600000","bid":1525.2,"bid_size":2.0,"ask":1535.3,"ask_size":2.0,"iv":0.2584,"open_interest":5.0,"volume":0.0,"delta":0.8554,"gamma":0.0001,"vega":15.0391,"theta":-0.4117,"rho":39.2762,"theo":1529.861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1649.18,"last_trade_time":"2026-02-11T09:33:13","percent_change":0.0,"prev_day_close":1546.89996337891},{"option":"SPX270115P05600000","bid":138.8,"bid_size":73.0,"ask":141.4,"ask_size":78.0,"iv":0.258,"open_interest":699.0,"volume":0.0,"delta":-0.1472,"gamma":0.0001,"vega":15.0391,"theta":-0.564,"rho":-10.3482,"theo":140.31,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":138.5,"last_trade_time":"2026-02-13T14:02:41","percent_change":0.0,"prev_day_close":136.299995422363},{"option":"SPX270115C05625000","bid":1504.2,"bid_size":3.0,"ask":1514.2,"ask_size":3.0,"iv":0.2571,"open_interest":0.0,"volume":0.0,"delta":0.8522,"gamma":0.0001,"vega":15.2545,"theta":-0.4192,"rho":39.2698,"theo":1508.7086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1525.60003662109},{"option":"SPX270115P05625000","bid":141.8,"bid_size":71.0,"ask":144.4,"ask_size":76.0,"iv":0.2566,"open_interest":242.0,"volume":0.0,"delta":-0.1504,"gamma":0.0001,"vega":15.2545,"theta":-0.5689,"rho":-10.5746,"theo":143.2977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.37,"last_trade_time":"2026-02-10T14:12:29","percent_change":0.0,"prev_day_close":139.25},{"option":"SPX270115C05650000","bid":1483.0,"bid_size":2.0,"ask":1492.8,"ask_size":2.0,"iv":0.2555,"open_interest":0.0,"volume":0.0,"delta":0.849,"gamma":0.0001,"vega":15.4711,"theta":-0.4267,"rho":39.2581,"theo":1487.6196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1504.54998779297},{"option":"SPX270115P05650000","bid":144.8,"bid_size":69.0,"ask":147.5,"ask_size":75.0,"iv":0.2552,"open_interest":66.0,"volume":0.0,"delta":-0.1536,"gamma":0.0001,"vega":15.4711,"theta":-0.5738,"rho":-10.8063,"theo":146.3488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":132.5,"last_trade_time":"2026-02-10T15:02:35","percent_change":0.0,"prev_day_close":142.25},{"option":"SPX270115C05675000","bid":1461.7,"bid_size":3.0,"ask":1471.9,"ask_size":3.0,"iv":0.2541,"open_interest":0.0,"volume":0.0,"delta":0.8457,"gamma":0.0001,"vega":15.6885,"theta":-0.4342,"rho":39.2414,"theo":1466.5953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1483.5},{"option":"SPX270115P05675000","bid":147.9,"bid_size":69.0,"ask":150.6,"ask_size":74.0,"iv":0.2538,"open_interest":67.0,"volume":0.0,"delta":-0.1569,"gamma":0.0001,"vega":15.6885,"theta":-0.5786,"rho":-11.0429,"theo":149.4647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":154.21,"last_trade_time":"2026-02-17T09:43:02","percent_change":0.0,"prev_day_close":145.25},{"option":"SPX270115C05700000","bid":1441.2,"bid_size":2.0,"ask":1450.5,"ask_size":2.0,"iv":0.2526,"open_interest":0.0,"volume":0.0,"delta":0.8423,"gamma":0.0001,"vega":15.9061,"theta":-0.4416,"rho":39.2204,"theo":1445.6367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1462.44995117188},{"option":"SPX270115P05700000","bid":151.2,"bid_size":66.0,"ask":153.8,"ask_size":72.0,"iv":0.2524,"open_interest":575.0,"volume":0.0,"delta":-0.1603,"gamma":0.0001,"vega":15.9061,"theta":-0.5834,"rho":-11.284,"theo":152.6463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":155.2,"last_trade_time":"2026-02-13T14:58:45","percent_change":0.0,"prev_day_close":148.349998474121},{"option":"SPX270115C05725000","bid":1420.3,"bid_size":3.0,"ask":1430.3,"ask_size":3.0,"iv":0.2515,"open_interest":0.0,"volume":0.0,"delta":0.8388,"gamma":0.0001,"vega":16.1236,"theta":-0.449,"rho":39.1954,"theo":1424.7448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1441.39996337891},{"option":"SPX270115P05725000","bid":154.4,"bid_size":65.0,"ask":157.1,"ask_size":71.0,"iv":0.251,"open_interest":96.0,"volume":0.0,"delta":-0.1637,"gamma":0.0001,"vega":16.1236,"theta":-0.5881,"rho":-11.5289,"theo":155.8946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":166.9,"last_trade_time":"2026-02-05T15:57:21","percent_change":0.0,"prev_day_close":151.5},{"option":"SPX270115C05750000","bid":1399.5,"bid_size":2.0,"ask":1409.0,"ask_size":2.0,"iv":0.2499,"open_interest":21.0,"volume":0.0,"delta":0.8353,"gamma":0.0002,"vega":16.341,"theta":-0.4564,"rho":39.167,"theo":1403.9202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1475.14,"last_trade_time":"2026-02-04T09:45:25","percent_change":0.0,"prev_day_close":1420.55004882812},{"option":"SPX270115P05750000","bid":157.7,"bid_size":64.0,"ask":160.4,"ask_size":69.0,"iv":0.2496,"open_interest":306.0,"volume":0.0,"delta":-0.1672,"gamma":0.0002,"vega":16.341,"theta":-0.5928,"rho":-11.7773,"theo":159.2101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":142.3,"last_trade_time":"2026-02-12T09:32:07","percent_change":0.0,"prev_day_close":154.800003051758},{"option":"SPX270115C05775000","bid":1378.4,"bid_size":3.0,"ask":1388.3,"ask_size":3.0,"iv":0.2484,"open_interest":2.0,"volume":0.0,"delta":0.8318,"gamma":0.0002,"vega":16.5584,"theta":-0.4636,"rho":39.1351,"theo":1383.1636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1435.58,"last_trade_time":"2026-01-05T09:44:44","percent_change":0.0,"prev_day_close":1399.79998779297},{"option":"SPX270115P05775000","bid":161.1,"bid_size":64.0,"ask":163.8,"ask_size":69.0,"iv":0.2482,"open_interest":118.0,"volume":0.0,"delta":-0.1708,"gamma":0.0002,"vega":16.5584,"theta":-0.5974,"rho":-12.0292,"theo":162.5937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.0,"last_trade_time":"2026-02-12T15:52:51","percent_change":0.0,"prev_day_close":158.099998474121},{"option":"SPX270115C05800000","bid":1358.1,"bid_size":2.0,"ask":1367.0,"ask_size":2.0,"iv":0.247,"open_interest":3.0,"volume":0.0,"delta":0.8281,"gamma":0.0002,"vega":16.7762,"theta":-0.4708,"rho":39.0996,"theo":1362.4756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1432.17,"last_trade_time":"2025-12-23T15:39:03","percent_change":0.0,"prev_day_close":1379.0},{"option":"SPX270115P05800000","bid":164.6,"bid_size":62.0,"ask":167.1,"ask_size":66.0,"iv":0.2468,"open_interest":1309.0,"volume":0.0,"delta":-0.1745,"gamma":0.0002,"vega":16.7762,"theta":-0.602,"rho":-12.2847,"theo":166.0458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.0,"last_trade_time":"2026-02-17T14:41:27","percent_change":0.0,"prev_day_close":161.650001525879},{"option":"SPX270115C05825000","bid":1337.3,"bid_size":3.0,"ask":1346.5,"ask_size":3.0,"iv":0.2456,"open_interest":3.0,"volume":0.0,"delta":0.8244,"gamma":0.0002,"vega":16.9949,"theta":-0.478,"rho":39.0599,"theo":1341.8571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1331.35,"last_trade_time":"2025-11-17T12:22:27","percent_change":0.0,"prev_day_close":1358.29998779297},{"option":"SPX270115P05825000","bid":168.2,"bid_size":61.0,"ask":170.8,"ask_size":67.0,"iv":0.2455,"open_interest":135.0,"volume":0.0,"delta":-0.1782,"gamma":0.0002,"vega":16.9949,"theta":-0.6065,"rho":-12.5444,"theo":169.5675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.9,"last_trade_time":"2026-02-10T11:24:15","percent_change":0.0,"prev_day_close":165.0},{"option":"SPX270115C05850000","bid":1317.1,"bid_size":2.0,"ask":1325.8,"ask_size":2.0,"iv":0.2442,"open_interest":27.0,"volume":0.0,"delta":0.8206,"gamma":0.0002,"vega":17.2148,"theta":-0.4851,"rho":39.0152,"theo":1321.3091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1362.2,"last_trade_time":"2025-12-03T10:56:20","percent_change":0.0,"prev_day_close":1337.79998779297},{"option":"SPX270115P05850000","bid":171.8,"bid_size":60.0,"ask":174.7,"ask_size":67.0,"iv":0.2442,"open_interest":233.0,"volume":0.0,"delta":-0.182,"gamma":0.0002,"vega":17.2148,"theta":-0.611,"rho":-12.8091,"theo":173.1596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.9,"last_trade_time":"2026-02-12T11:15:14","percent_change":0.0,"prev_day_close":168.550003051758},{"option":"SPX270115C05875000","bid":1296.4,"bid_size":3.0,"ask":1305.4,"ask_size":3.0,"iv":0.2428,"open_interest":1.0,"volume":0.0,"delta":0.8167,"gamma":0.0002,"vega":17.4364,"theta":-0.4921,"rho":38.9647,"theo":1300.8331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1325.03,"last_trade_time":"2025-10-24T09:51:24","percent_change":0.0,"prev_day_close":1317.25},{"option":"SPX270115P05875000","bid":175.5,"bid_size":60.0,"ask":178.2,"ask_size":66.0,"iv":0.2428,"open_interest":274.0,"volume":0.0,"delta":-0.1858,"gamma":0.0002,"vega":17.4364,"theta":-0.6153,"rho":-13.0796,"theo":176.8237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":172.35,"last_trade_time":"2026-02-13T13:29:32","percent_change":0.0,"prev_day_close":172.150001525879},{"option":"SPX270115C05900000","bid":1276.3,"bid_size":2.0,"ask":1285.0,"ask_size":3.0,"iv":0.2415,"open_interest":7.0,"volume":0.0,"delta":0.8128,"gamma":0.0002,"vega":17.6596,"theta":-0.4991,"rho":38.9077,"theo":1280.4305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1331.74,"last_trade_time":"2026-02-03T12:57:15","percent_change":0.0,"prev_day_close":1296.70001220703},{"option":"SPX270115P05900000","bid":179.3,"bid_size":58.0,"ask":182.0,"ask_size":64.0,"iv":0.2414,"open_interest":556.0,"volume":11.0,"delta":-0.1898,"gamma":0.0002,"vega":17.6596,"theta":-0.6196,"rho":-13.3566,"theo":180.5614,"change":-10.44,"open":169.9,"high":169.9,"low":169.24,"tick":"down","last_trade_price":169.31,"last_trade_time":"2026-02-18T12:56:56","percent_change":-5.80807,"prev_day_close":175.849998474121},{"option":"SPX270115C05925000","bid":1255.7,"bid_size":3.0,"ask":1264.6,"ask_size":3.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.8088,"gamma":0.0002,"vega":17.8844,"theta":-0.5059,"rho":38.8437,"theo":1260.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1276.40002441406},{"option":"SPX270115P05925000","bid":183.1,"bid_size":57.0,"ask":186.0,"ask_size":73.0,"iv":0.2401,"open_interest":105.0,"volume":6.0,"delta":-0.1938,"gamma":0.0002,"vega":17.8844,"theta":-0.6238,"rho":-13.6406,"theo":184.3743,"change":-8.44,"open":175.01,"high":175.31,"low":175.01,"tick":"up","last_trade_price":175.31,"last_trade_time":"2026-02-18T13:31:11","percent_change":-4.5932,"prev_day_close":179.5},{"option":"SPX270115C05950000","bid":1235.7,"bid_size":2.0,"ask":1244.4,"ask_size":2.0,"iv":0.2387,"open_interest":5.0,"volume":0.0,"delta":0.8047,"gamma":0.0002,"vega":18.1102,"theta":-0.5127,"rho":38.7726,"theo":1239.8534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1326.65,"last_trade_time":"2025-10-27T12:52:00","percent_change":0.0,"prev_day_close":1256.0},{"option":"SPX270115P05950000","bid":187.0,"bid_size":56.0,"ask":189.7,"ask_size":62.0,"iv":0.2386,"open_interest":297.0,"volume":0.0,"delta":-0.1978,"gamma":0.0002,"vega":18.1102,"theta":-0.628,"rho":-13.9316,"theo":188.2646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.6,"last_trade_time":"2026-02-13T12:49:00","percent_change":0.0,"prev_day_close":183.399993896484},{"option":"SPX270115C05975000","bid":1215.2,"bid_size":3.0,"ask":1224.2,"ask_size":3.0,"iv":0.2372,"open_interest":10.0,"volume":0.0,"delta":0.8006,"gamma":0.0002,"vega":18.3364,"theta":-0.5194,"rho":38.6946,"theo":1219.6826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1306.1,"last_trade_time":"2025-10-27T12:44:52","percent_change":0.0,"prev_day_close":1235.90002441406},{"option":"SPX270115P05975000","bid":191.0,"bid_size":55.0,"ask":193.7,"ask_size":60.0,"iv":0.2373,"open_interest":259.0,"volume":0.0,"delta":-0.202,"gamma":0.0002,"vega":18.3364,"theta":-0.632,"rho":-14.2296,"theo":192.2339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.2,"last_trade_time":"2026-02-10T15:58:00","percent_change":0.0,"prev_day_close":187.299995422363},{"option":"SPX270115C06000000","bid":1195.6,"bid_size":2.0,"ask":1204.2,"ask_size":2.0,"iv":0.236,"open_interest":7746.0,"volume":3.0,"delta":0.7963,"gamma":0.0002,"vega":18.5623,"theta":-0.526,"rho":38.6107,"theo":1199.5926,"change":12.12,"open":1200.62,"high":1205.12,"low":1200.62,"tick":"up","last_trade_price":1205.12,"last_trade_time":"2026-02-18T15:14:03","percent_change":1.01593,"prev_day_close":1215.59997558594},{"option":"SPX270115P06000000","bid":195.1,"bid_size":55.0,"ask":197.8,"ask_size":59.0,"iv":0.2359,"open_interest":8746.0,"volume":32.0,"delta":-0.2062,"gamma":0.0002,"vega":18.5623,"theta":-0.636,"rho":-14.5335,"theo":196.2841,"change":-10.65,"open":193.9,"high":193.9,"low":185.0,"tick":"no_change","last_trade_price":185.2,"last_trade_time":"2026-02-18T13:25:53","percent_change":-5.43783,"prev_day_close":191.299995422363},{"option":"SPX270115C06025000","bid":1175.2,"bid_size":3.0,"ask":1184.4,"ask_size":3.0,"iv":0.2346,"open_interest":54.0,"volume":0.0,"delta":0.792,"gamma":0.0002,"vega":18.7871,"theta":-0.5324,"rho":38.5212,"theo":1179.5848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1276.33,"last_trade_time":"2026-01-16T15:07:51","percent_change":0.0,"prev_day_close":1195.59997558594},{"option":"SPX270115P06025000","bid":199.3,"bid_size":53.0,"ask":201.9,"ask_size":58.0,"iv":0.2345,"open_interest":163.0,"volume":0.0,"delta":-0.2106,"gamma":0.0002,"vega":18.7871,"theta":-0.6398,"rho":-14.8429,"theo":200.4164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.66,"last_trade_time":"2026-02-13T11:12:24","percent_change":0.0,"prev_day_close":195.349998474121},{"option":"SPX270115C06050000","bid":1155.8,"bid_size":2.0,"ask":1164.1,"ask_size":3.0,"iv":0.2332,"open_interest":1.0,"volume":0.0,"delta":0.7876,"gamma":0.0002,"vega":19.0106,"theta":-0.5388,"rho":38.4273,"theo":1159.6602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1157.7,"last_trade_time":"2025-11-17T12:22:27","percent_change":0.0,"prev_day_close":1175.64996337891},{"option":"SPX270115P06050000","bid":203.5,"bid_size":52.0,"ask":206.2,"ask_size":57.0,"iv":0.2332,"open_interest":434.0,"volume":0.0,"delta":-0.215,"gamma":0.0002,"vega":19.0106,"theta":-0.6435,"rho":-15.1568,"theo":204.6319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":204.08,"last_trade_time":"2026-02-13T11:44:04","percent_change":0.0,"prev_day_close":199.550003051758},{"option":"SPX270115C06075000","bid":1135.7,"bid_size":3.0,"ask":1144.2,"ask_size":3.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.7831,"gamma":0.0002,"vega":19.2324,"theta":-0.5451,"rho":38.3294,"theo":1139.8197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1155.59997558594},{"option":"SPX270115P06075000","bid":207.8,"bid_size":52.0,"ask":210.5,"ask_size":56.0,"iv":0.2318,"open_interest":113.0,"volume":2.0,"delta":-0.2194,"gamma":0.0002,"vega":19.2324,"theta":-0.6472,"rho":-15.4747,"theo":208.9316,"change":-7.33,"open":201.22,"high":201.22,"low":201.22,"tick":"up","last_trade_price":201.22,"last_trade_time":"2026-02-18T14:04:17","percent_change":-3.51474,"prev_day_close":203.75},{"option":"SPX270115C06100000","bid":1116.2,"bid_size":2.0,"ask":1124.5,"ask_size":3.0,"iv":0.2304,"open_interest":13.0,"volume":0.0,"delta":0.7786,"gamma":0.0002,"vega":19.453,"theta":-0.5513,"rho":38.2276,"theo":1120.0641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1245.9,"last_trade_time":"2026-01-29T09:30:02","percent_change":0.0,"prev_day_close":1135.75},{"option":"SPX270115P06100000","bid":212.2,"bid_size":51.0,"ask":214.9,"ask_size":55.0,"iv":0.2304,"open_interest":1038.0,"volume":0.0,"delta":-0.224,"gamma":0.0002,"vega":19.453,"theta":-0.6507,"rho":-15.7966,"theo":213.3162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":210.73,"last_trade_time":"2026-02-12T14:53:04","percent_change":0.0,"prev_day_close":208.099998474121},{"option":"SPX270115C06125000","bid":1096.1,"bid_size":3.0,"ask":1104.8,"ask_size":3.0,"iv":0.229,"open_interest":11.0,"volume":0.0,"delta":0.7739,"gamma":0.0002,"vega":19.6725,"theta":-0.5573,"rho":38.1213,"theo":1100.3943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1174.72,"last_trade_time":"2026-01-30T15:44:08","percent_change":0.0,"prev_day_close":1116.15002441406},{"option":"SPX270115P06125000","bid":216.7,"bid_size":49.0,"ask":219.4,"ask_size":54.0,"iv":0.2291,"open_interest":133.0,"volume":2.0,"delta":-0.2287,"gamma":0.0002,"vega":19.6725,"theta":-0.6541,"rho":-16.1228,"theo":217.7865,"change":-3.29,"open":214.33,"high":214.33,"low":214.26,"tick":"down","last_trade_price":214.26,"last_trade_time":"2026-02-18T14:37:35","percent_change":-1.5123,"prev_day_close":212.5},{"option":"SPX270115C06150000","bid":1077.0,"bid_size":2.0,"ask":1085.2,"ask_size":3.0,"iv":0.2277,"open_interest":3.0,"volume":0.0,"delta":0.7692,"gamma":0.0002,"vega":19.8917,"theta":-0.5632,"rho":38.0097,"theo":1080.8114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1170.53,"last_trade_time":"2026-01-29T15:45:34","percent_change":0.0,"prev_day_close":1096.35003662109},{"option":"SPX270115P06150000","bid":221.3,"bid_size":49.0,"ask":223.9,"ask_size":53.0,"iv":0.2277,"open_interest":495.0,"volume":0.0,"delta":-0.2334,"gamma":0.0002,"vega":19.8917,"theta":-0.6574,"rho":-16.4544,"theo":222.3438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.0,"last_trade_time":"2026-02-17T14:40:03","percent_change":0.0,"prev_day_close":216.949996948242},{"option":"SPX270115C06175000","bid":1057.1,"bid_size":3.0,"ask":1065.7,"ask_size":3.0,"iv":0.2262,"open_interest":1.0,"volume":0.0,"delta":0.7644,"gamma":0.0002,"vega":20.1108,"theta":-0.569,"rho":37.8916,"theo":1061.317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1121.22,"last_trade_time":"2025-12-23T13:03:18","percent_change":0.0,"prev_day_close":1076.89996337891},{"option":"SPX270115P06175000","bid":225.9,"bid_size":47.0,"ask":228.6,"ask_size":51.0,"iv":0.2263,"open_interest":1149.0,"volume":0.0,"delta":-0.2382,"gamma":0.0002,"vega":20.1108,"theta":-0.6605,"rho":-16.7925,"theo":226.9895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.8,"last_trade_time":"2026-02-03T15:16:19","percent_change":0.0,"prev_day_close":221.550003051758},{"option":"SPX270115C06200000","bid":1038.2,"bid_size":2.0,"ask":1046.3,"ask_size":3.0,"iv":0.225,"open_interest":37.0,"volume":0.0,"delta":0.7595,"gamma":0.0002,"vega":20.3302,"theta":-0.5747,"rho":37.7659,"theo":1041.913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1108.85,"last_trade_time":"2026-01-30T15:16:47","percent_change":0.0,"prev_day_close":1057.29998779297},{"option":"SPX270115P06200000","bid":230.7,"bid_size":47.0,"ask":233.4,"ask_size":51.0,"iv":0.225,"open_interest":1213.0,"volume":0.0,"delta":-0.2431,"gamma":0.0002,"vega":20.3302,"theta":-0.6635,"rho":-17.1382,"theo":231.7257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":227.39,"last_trade_time":"2026-02-13T13:38:23","percent_change":0.0,"prev_day_close":226.25},{"option":"SPX270115C06225000","bid":1018.5,"bid_size":3.0,"ask":1026.9,"ask_size":3.0,"iv":0.2235,"open_interest":2.0,"volume":0.0,"delta":0.7545,"gamma":0.0002,"vega":20.5497,"theta":-0.5802,"rho":37.6317,"theo":1022.6017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1040.0,"last_trade_time":"2026-02-13T12:49:41","percent_change":0.0,"prev_day_close":1038.0},{"option":"SPX270115P06225000","bid":235.5,"bid_size":46.0,"ask":238.2,"ask_size":50.0,"iv":0.2236,"open_interest":77.0,"volume":0.0,"delta":-0.2481,"gamma":0.0002,"vega":20.5497,"theta":-0.6664,"rho":-17.4924,"theo":236.5546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":246.3,"last_trade_time":"2026-02-13T16:04:25","percent_change":0.0,"prev_day_close":230.949996948242},{"option":"SPX270115C06250000","bid":999.7,"bid_size":2.0,"ask":1007.7,"ask_size":2.0,"iv":0.2222,"open_interest":4.0,"volume":0.0,"delta":0.7494,"gamma":0.0002,"vega":20.7689,"theta":-0.5856,"rho":37.4886,"theo":1003.3856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1070.63,"last_trade_time":"2026-01-08T13:44:47","percent_change":0.0,"prev_day_close":1018.5},{"option":"SPX270115P06250000","bid":240.4,"bid_size":46.0,"ask":243.0,"ask_size":31.0,"iv":0.2221,"open_interest":755.0,"volume":0.0,"delta":-0.2532,"gamma":0.0002,"vega":20.7689,"theta":-0.6691,"rho":-17.8554,"theo":241.4786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.8,"last_trade_time":"2026-02-17T11:19:13","percent_change":0.0,"prev_day_close":235.799995422363},{"option":"SPX270115C06275000","bid":980.2,"bid_size":3.0,"ask":988.6,"ask_size":3.0,"iv":0.2207,"open_interest":35.0,"volume":0.0,"delta":0.7442,"gamma":0.0002,"vega":20.9871,"theta":-0.5908,"rho":37.3371,"theo":984.2671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1051.11,"last_trade_time":"2025-12-23T16:05:35","percent_change":0.0,"prev_day_close":999.450012207031},{"option":"SPX270115P06275000","bid":245.5,"bid_size":46.0,"ask":248.5,"ask_size":23.0,"iv":0.2208,"open_interest":562.0,"volume":0.0,"delta":-0.2584,"gamma":0.0002,"vega":20.9871,"theta":-0.6717,"rho":-18.227,"theo":246.5003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":246.7,"last_trade_time":"2026-02-17T15:29:16","percent_change":0.0,"prev_day_close":240.75},{"option":"SPX270115C06300000","bid":961.6,"bid_size":2.0,"ask":969.9,"ask_size":2.0,"iv":0.2195,"open_interest":86.0,"volume":0.0,"delta":0.7389,"gamma":0.0002,"vega":21.2034,"theta":-0.5959,"rho":37.1782,"theo":965.2484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1018.81,"last_trade_time":"2026-01-29T11:19:15","percent_change":0.0,"prev_day_close":979.399993896484},{"option":"SPX270115P06300000","bid":250.5,"bid_size":44.0,"ask":253.1,"ask_size":29.0,"iv":0.2194,"open_interest":738.0,"volume":0.0,"delta":-0.2636,"gamma":0.0002,"vega":21.2034,"theta":-0.6741,"rho":-18.6058,"theo":251.6217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":258.5,"last_trade_time":"2026-02-13T15:16:45","percent_change":0.0,"prev_day_close":245.75},{"option":"SPX270115C06325000","bid":942.3,"bid_size":3.0,"ask":950.6,"ask_size":3.0,"iv":0.2179,"open_interest":2.0,"volume":0.0,"delta":0.7336,"gamma":0.0002,"vega":21.417,"theta":-0.6008,"rho":37.0127,"theo":946.3312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1009.43,"last_trade_time":"2025-12-23T13:22:41","percent_change":0.0,"prev_day_close":960.399993896484},{"option":"SPX270115P06325000","bid":255.7,"bid_size":44.0,"ask":259.1,"ask_size":56.0,"iv":0.2182,"open_interest":405.0,"volume":0.0,"delta":-0.269,"gamma":0.0002,"vega":21.417,"theta":-0.6763,"rho":-18.9913,"theo":256.8446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":227.76,"last_trade_time":"2026-02-09T15:15:39","percent_change":0.0,"prev_day_close":250.849998474121},{"option":"SPX270115C06350000","bid":924.3,"bid_size":6.0,"ask":931.7,"ask_size":9.0,"iv":0.2167,"open_interest":7.0,"volume":0.0,"delta":0.7281,"gamma":0.0002,"vega":21.6274,"theta":-0.6055,"rho":36.8423,"theo":927.5168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":960.12,"last_trade_time":"2025-12-12T12:28:53","percent_change":0.0,"prev_day_close":941.449981689453},{"option":"SPX270115P06350000","bid":261.1,"bid_size":43.0,"ask":263.6,"ask_size":29.0,"iv":0.2166,"open_interest":322.0,"volume":0.0,"delta":-0.2744,"gamma":0.0002,"vega":21.6274,"theta":-0.6784,"rho":-19.3817,"theo":262.1704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":255.3,"last_trade_time":"2026-02-03T15:09:42","percent_change":0.0,"prev_day_close":256.050003051758},{"option":"SPX270115C06375000","bid":904.9,"bid_size":9.0,"ask":913.0,"ask_size":9.0,"iv":0.2152,"open_interest":5.0,"volume":0.0,"delta":0.7226,"gamma":0.0002,"vega":21.8344,"theta":-0.61,"rho":36.6676,"theo":908.8062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":971.83,"last_trade_time":"2025-11-13T09:52:22","percent_change":0.0,"prev_day_close":922.600006103516},{"option":"SPX270115P06375000","bid":266.5,"bid_size":42.0,"ask":269.6,"ask_size":54.0,"iv":0.2153,"open_interest":1633.0,"volume":20.0,"delta":-0.28,"gamma":0.0002,"vega":21.8344,"theta":-0.6803,"rho":-19.7764,"theo":267.6,"change":-14.3,"open":253.4,"high":253.4,"low":253.4,"tick":"up","last_trade_price":253.4,"last_trade_time":"2026-02-18T11:03:39","percent_change":-5.3418,"prev_day_close":261.349990844727},{"option":"SPX270115C06400000","bid":887.0,"bid_size":6.0,"ask":894.3,"ask_size":9.0,"iv":0.2139,"open_interest":35.0,"volume":0.0,"delta":0.7169,"gamma":0.0002,"vega":22.0382,"theta":-0.6144,"rho":36.4883,"theo":890.2003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":910.55,"last_trade_time":"2026-02-04T13:32:08","percent_change":0.0,"prev_day_close":904.049987792969},{"option":"SPX270115P06400000","bid":272.0,"bid_size":42.0,"ask":274.6,"ask_size":28.0,"iv":0.2138,"open_interest":619.0,"volume":0.0,"delta":-0.2856,"gamma":0.0002,"vega":22.0382,"theta":-0.682,"rho":-20.1757,"theo":273.1342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.15,"last_trade_time":"2026-02-13T13:29:32","percent_change":0.0,"prev_day_close":266.75},{"option":"SPX270115C06425000","bid":867.9,"bid_size":9.0,"ask":875.8,"ask_size":9.0,"iv":0.2124,"open_interest":11.0,"volume":0.0,"delta":0.7112,"gamma":0.0002,"vega":22.239,"theta":-0.6186,"rho":36.3037,"theo":871.7002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":880.6,"last_trade_time":"2026-02-13T12:18:56","percent_change":0.0,"prev_day_close":885.299987792969},{"option":"SPX270115P06425000","bid":277.6,"bid_size":41.0,"ask":280.8,"ask_size":51.0,"iv":0.2126,"open_interest":172.0,"volume":4.0,"delta":-0.2914,"gamma":0.0002,"vega":22.239,"theta":-0.6836,"rho":-20.5802,"theo":278.7743,"change":-12.73,"open":265.64,"high":266.17,"low":265.64,"tick":"up","last_trade_price":266.17,"last_trade_time":"2026-02-18T13:31:11","percent_change":-4.56436,"prev_day_close":272.25},{"option":"SPX270115C06450000","bid":850.1,"bid_size":6.0,"ask":857.3,"ask_size":9.0,"iv":0.2111,"open_interest":12.0,"volume":0.0,"delta":0.7053,"gamma":0.0002,"vega":22.4375,"theta":-0.6225,"rho":36.1124,"theo":853.3075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":870.5,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":866.75},{"option":"SPX270115P06450000","bid":283.3,"bid_size":40.0,"ask":286.0,"ask_size":25.0,"iv":0.211,"open_interest":2793.0,"volume":0.0,"delta":-0.2972,"gamma":0.0002,"vega":22.4375,"theta":-0.6849,"rho":-20.9916,"theo":284.5218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.5,"last_trade_time":"2026-02-13T16:04:26","percent_change":0.0,"prev_day_close":277.849990844727},{"option":"SPX270115C06475000","bid":831.2,"bid_size":9.0,"ask":839.0,"ask_size":9.0,"iv":0.2096,"open_interest":28.0,"volume":0.0,"delta":0.6994,"gamma":0.0003,"vega":22.634,"theta":-0.6263,"rho":35.9125,"theo":835.0244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":891.4,"last_trade_time":"2026-01-05T11:06:09","percent_change":0.0,"prev_day_close":848.299987792969},{"option":"SPX270115P06475000","bid":289.2,"bid_size":39.0,"ask":292.4,"ask_size":49.0,"iv":0.2098,"open_interest":1212.0,"volume":0.0,"delta":-0.3032,"gamma":0.0003,"vega":22.634,"theta":-0.686,"rho":-21.4115,"theo":290.3788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.2,"last_trade_time":"2026-02-06T15:50:12","percent_change":0.0,"prev_day_close":283.600006103516},{"option":"SPX270115C06500000","bid":813.6,"bid_size":6.0,"ask":820.8,"ask_size":9.0,"iv":0.2083,"open_interest":849.0,"volume":0.0,"delta":0.6933,"gamma":0.0003,"vega":22.8284,"theta":-0.6299,"rho":35.7026,"theo":816.8536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":809.79,"last_trade_time":"2026-02-17T16:00:02","percent_change":0.0,"prev_day_close":830.050018310547},{"option":"SPX270115P06500000","bid":295.1,"bid_size":39.0,"ask":297.8,"ask_size":25.0,"iv":0.2082,"open_interest":3264.0,"volume":0.0,"delta":-0.3092,"gamma":0.0003,"vega":22.8284,"theta":-0.687,"rho":-21.8413,"theo":296.3482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.87,"last_trade_time":"2026-02-17T16:00:02","percent_change":0.0,"prev_day_close":289.449996948242},{"option":"SPX270115C06525000","bid":795.0,"bid_size":9.0,"ask":802.7,"ask_size":9.0,"iv":0.2068,"open_interest":153.0,"volume":0.0,"delta":0.6872,"gamma":0.0003,"vega":23.0205,"theta":-0.6333,"rho":35.4821,"theo":798.7982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":801.53,"last_trade_time":"2026-02-12T12:59:48","percent_change":0.0,"prev_day_close":811.850006103516},{"option":"SPX270115P06525000","bid":301.2,"bid_size":38.0,"ask":304.4,"ask_size":40.0,"iv":0.207,"open_interest":175.0,"volume":0.0,"delta":-0.3154,"gamma":0.0003,"vega":23.0205,"theta":-0.6877,"rho":-22.2818,"theo":302.433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.81,"last_trade_time":"2026-02-13T11:12:24","percent_change":0.0,"prev_day_close":295.399993896484},{"option":"SPX270115C06550000","bid":777.6,"bid_size":6.0,"ask":784.7,"ask_size":9.0,"iv":0.2055,"open_interest":46.0,"volume":0.0,"delta":0.6809,"gamma":0.0003,"vega":23.2094,"theta":-0.6364,"rho":35.2513,"theo":780.8615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":806.91,"last_trade_time":"2026-01-20T11:14:21","percent_change":0.0,"prev_day_close":793.700012207031},{"option":"SPX270115P06550000","bid":307.3,"bid_size":37.0,"ask":310.0,"ask_size":24.0,"iv":0.2054,"open_interest":596.0,"volume":0.0,"delta":-0.3217,"gamma":0.0003,"vega":23.2094,"theta":-0.6882,"rho":-22.7326,"theo":308.6364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":306.1,"last_trade_time":"2026-02-12T11:36:45","percent_change":0.0,"prev_day_close":301.399993896484},{"option":"SPX270115C06575000","bid":759.3,"bid_size":9.0,"ask":766.8,"ask_size":9.0,"iv":0.204,"open_interest":33.0,"volume":54.0,"delta":0.6745,"gamma":0.0003,"vega":23.3943,"theta":-0.6393,"rho":35.0117,"theo":763.0462,"change":34.61,"open":793.01,"high":794.66,"low":791.56,"tick":"down","last_trade_price":791.56,"last_trade_time":"2026-02-18T11:52:36","percent_change":4.5723,"prev_day_close":775.700012207031},{"option":"SPX270115P06575000","bid":313.6,"bid_size":36.0,"ask":317.0,"ask_size":45.0,"iv":0.2041,"open_interest":284.0,"volume":0.0,"delta":-0.328,"gamma":0.0003,"vega":23.3943,"theta":-0.6884,"rho":-23.1922,"theo":314.9612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":280.43,"last_trade_time":"2026-02-09T14:04:10","percent_change":0.0,"prev_day_close":307.550003051758},{"option":"SPX270115C06600000","bid":742.1,"bid_size":6.0,"ask":749.1,"ask_size":9.0,"iv":0.2027,"open_interest":184.0,"volume":8.0,"delta":0.6681,"gamma":0.0003,"vega":23.5744,"theta":-0.642,"rho":34.7645,"theo":745.3546,"change":35.44,"open":777.83,"high":777.85,"low":774.54,"tick":"up","last_trade_price":774.64,"last_trade_time":"2026-02-18T11:45:30","percent_change":4.79437,"prev_day_close":757.850006103516},{"option":"SPX270115P06600000","bid":320.1,"bid_size":36.0,"ask":322.9,"ask_size":23.0,"iv":0.2026,"open_interest":792.0,"volume":9.0,"delta":-0.3345,"gamma":0.0003,"vega":23.5744,"theta":-0.6885,"rho":-23.6594,"theo":321.4098,"change":-8.86,"open":313.04,"high":313.04,"low":313.04,"tick":"no_change","last_trade_price":313.04,"last_trade_time":"2026-02-18T16:00:34","percent_change":-2.75241,"prev_day_close":313.850006103516},{"option":"SPX270115C06625000","bid":723.9,"bid_size":9.0,"ask":731.5,"ask_size":9.0,"iv":0.2012,"open_interest":44.0,"volume":0.0,"delta":0.6615,"gamma":0.0003,"vega":23.7488,"theta":-0.6444,"rho":34.512,"theo":727.7883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":771.8,"last_trade_time":"2026-01-22T15:41:58","percent_change":0.0,"prev_day_close":740.050018310547},{"option":"SPX270115P06625000","bid":326.6,"bid_size":35.0,"ask":329.6,"ask_size":38.0,"iv":0.2012,"open_interest":113.0,"volume":0.0,"delta":-0.3411,"gamma":0.0003,"vega":23.7488,"theta":-0.6882,"rho":-24.1318,"theo":327.9836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":333.31,"last_trade_time":"2026-02-17T11:22:08","percent_change":0.0,"prev_day_close":320.199996948242},{"option":"SPX270115C06650000","bid":707.0,"bid_size":6.0,"ask":713.9,"ask_size":9.0,"iv":0.1998,"open_interest":74.0,"volume":4.0,"delta":0.6548,"gamma":0.0003,"vega":23.9175,"theta":-0.6466,"rho":34.255,"theo":710.3485,"change":32.68,"open":736.67,"high":736.98,"low":736.32,"tick":"up","last_trade_price":736.98,"last_trade_time":"2026-02-18T11:53:24","percent_change":4.64007,"prev_day_close":722.649993896484},{"option":"SPX270115P06650000","bid":333.4,"bid_size":34.0,"ask":336.2,"ask_size":22.0,"iv":0.1998,"open_interest":860.0,"volume":0.0,"delta":-0.3478,"gamma":0.0003,"vega":23.9175,"theta":-0.6878,"rho":-24.6088,"theo":334.684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":331.2,"last_trade_time":"2026-02-17T15:00:59","percent_change":0.0,"prev_day_close":326.699996948242},{"option":"SPX270115C06675000","bid":689.1,"bid_size":12.0,"ask":696.6,"ask_size":10.0,"iv":0.1983,"open_interest":54.0,"volume":2.0,"delta":0.648,"gamma":0.0003,"vega":24.0806,"theta":-0.6485,"rho":33.993,"theo":693.0364,"change":18.63,"open":703.98,"high":705.73,"low":703.98,"tick":"up","last_trade_price":705.73,"last_trade_time":"2026-02-18T09:57:47","percent_change":2.7114,"prev_day_close":704.949981689453},{"option":"SPX270115P06675000","bid":340.2,"bid_size":34.0,"ask":343.2,"ask_size":37.0,"iv":0.1984,"open_interest":359.0,"volume":0.0,"delta":-0.3546,"gamma":0.0003,"vega":24.0806,"theta":-0.687,"rho":-25.0908,"theo":341.512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.44,"last_trade_time":"2026-02-09T10:26:38","percent_change":0.0,"prev_day_close":333.450012207031},{"option":"SPX270115C06700000","bid":673.8,"bid_size":14.0,"ask":677.7,"ask_size":14.0,"iv":0.1969,"open_interest":544.0,"volume":2.0,"delta":0.6411,"gamma":0.0003,"vega":24.2382,"theta":-0.6502,"rho":33.7246,"theo":675.8537,"change":34.38,"open":704.72,"high":704.72,"low":704.33,"tick":"down","last_trade_price":704.33,"last_trade_time":"2026-02-18T11:46:27","percent_change":5.13172,"prev_day_close":687.850006103516},{"option":"SPX270115P06700000","bid":347.1,"bid_size":34.0,"ask":350.1,"ask_size":37.0,"iv":0.197,"open_interest":1435.0,"volume":47.0,"delta":-0.3615,"gamma":0.0003,"vega":24.2382,"theta":-0.6861,"rho":-25.5792,"theo":348.4695,"change":-5.4,"open":331.21,"high":343.55,"low":331.21,"tick":"no_change","last_trade_price":343.55,"last_trade_time":"2026-02-18T15:34:03","percent_change":-1.5475,"prev_day_close":340.199996948242},{"option":"SPX270115C06725000","bid":656.0,"bid_size":15.0,"ask":660.6,"ask_size":14.0,"iv":0.1953,"open_interest":118.0,"volume":0.0,"delta":0.634,"gamma":0.0003,"vega":24.3906,"theta":-0.6516,"rho":33.4474,"theo":658.803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":674.22,"last_trade_time":"2026-02-12T13:56:02","percent_change":0.0,"prev_day_close":670.600006103516},{"option":"SPX270115P06725000","bid":354.1,"bid_size":33.0,"ask":357.1,"ask_size":35.0,"iv":0.1956,"open_interest":121.0,"volume":0.0,"delta":-0.3685,"gamma":0.0003,"vega":24.3906,"theta":-0.6848,"rho":-26.0764,"theo":355.559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":354.7,"last_trade_time":"2026-02-13T14:45:58","percent_change":0.0,"prev_day_close":347.199996948242},{"option":"SPX270115C06750000","bid":639.7,"bid_size":15.0,"ask":643.7,"ask_size":15.0,"iv":0.1941,"open_interest":311.0,"volume":0.0,"delta":0.6269,"gamma":0.0003,"vega":24.538,"theta":-0.6527,"rho":33.159,"theo":641.8878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":636.26,"last_trade_time":"2026-02-17T15:21:09","percent_change":0.0,"prev_day_close":653.550018310547},{"option":"SPX270115P06750000","bid":361.3,"bid_size":31.0,"ask":364.3,"ask_size":33.0,"iv":0.1941,"open_interest":662.0,"volume":20.0,"delta":-0.3757,"gamma":0.0003,"vega":24.538,"theta":-0.6833,"rho":-26.5848,"theo":362.7839,"change":-8.85,"open":354.6,"high":354.6,"low":354.6,"tick":"down","last_trade_price":354.6,"last_trade_time":"2026-02-18T14:36:16","percent_change":-2.435,"prev_day_close":354.099990844727},{"option":"SPX270115C06775000","bid":622.2,"bid_size":16.0,"ask":626.8,"ask_size":15.0,"iv":0.1925,"open_interest":77.0,"volume":0.0,"delta":0.6196,"gamma":0.0003,"vega":24.68,"theta":-0.6535,"rho":32.8582,"theo":625.1123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":705.14,"last_trade_time":"2026-02-09T15:17:30","percent_change":0.0,"prev_day_close":636.5},{"option":"SPX270115P06775000","bid":368.6,"bid_size":31.0,"ask":371.6,"ask_size":33.0,"iv":0.1927,"open_interest":266.0,"volume":0.0,"delta":-0.383,"gamma":0.0003,"vega":24.68,"theta":-0.6815,"rho":-27.1056,"theo":370.1486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":329.48,"last_trade_time":"2026-02-09T15:17:30","percent_change":0.0,"prev_day_close":361.350006103516},{"option":"SPX270115C06800000","bid":606.2,"bid_size":16.0,"ask":610.2,"ask_size":15.0,"iv":0.1912,"open_interest":2373.0,"volume":0.0,"delta":0.6122,"gamma":0.0003,"vega":24.8159,"theta":-0.654,"rho":32.545,"theo":608.481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":599.1,"last_trade_time":"2026-02-17T11:53:16","percent_change":0.0,"prev_day_close":619.699981689453},{"option":"SPX270115P06800000","bid":376.0,"bid_size":30.0,"ask":379.0,"ask_size":20.0,"iv":0.1912,"open_interest":4924.0,"volume":14.0,"delta":-0.3903,"gamma":0.0003,"vega":24.8159,"theta":-0.6794,"rho":-27.6388,"theo":377.6574,"change":-12.4,"open":358.0,"high":374.8,"low":358.0,"tick":"down","last_trade_price":366.0,"last_trade_time":"2026-02-18T15:59:22","percent_change":-3.27696,"prev_day_close":368.649993896484},{"option":"SPX270115C06825000","bid":589.1,"bid_size":16.0,"ask":593.7,"ask_size":15.0,"iv":0.1896,"open_interest":428.0,"volume":0.0,"delta":0.6047,"gamma":0.0003,"vega":24.9449,"theta":-0.6543,"rho":32.2213,"theo":591.9982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":550.0,"last_trade_time":"2026-02-17T10:33:23","percent_change":0.0,"prev_day_close":603.0},{"option":"SPX270115P06825000","bid":383.7,"bid_size":30.0,"ask":387.2,"ask_size":32.0,"iv":0.1899,"open_interest":885.0,"volume":0.0,"delta":-0.3978,"gamma":0.0003,"vega":24.9449,"theta":-0.677,"rho":-28.1824,"theo":385.3148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":403.86,"last_trade_time":"2026-02-17T11:01:56","percent_change":0.0,"prev_day_close":376.099990844727},{"option":"SPX270115C06850000","bid":573.3,"bid_size":16.0,"ask":577.3,"ask_size":15.0,"iv":0.1883,"open_interest":3757.0,"volume":305.0,"delta":0.5971,"gamma":0.0003,"vega":25.0662,"theta":-0.6542,"rho":31.8894,"theo":575.6673,"change":15.05,"open":578.0,"high":585.0,"low":578.0,"tick":"up","last_trade_price":585.0,"last_trade_time":"2026-02-18T15:38:37","percent_change":2.64058,"prev_day_close":586.5},{"option":"SPX270115P06850000","bid":391.4,"bid_size":29.0,"ask":394.4,"ask_size":19.0,"iv":0.1883,"open_interest":771.0,"volume":335.0,"delta":-0.4055,"gamma":0.0003,"vega":25.0662,"theta":-0.6742,"rho":-28.7343,"theo":393.124,"change":-8.3,"open":379.26,"high":390.18,"low":379.26,"tick":"down","last_trade_price":385.6,"last_trade_time":"2026-02-18T15:38:37","percent_change":-2.10713,"prev_day_close":383.75},{"option":"SPX270115C06875000","bid":556.5,"bid_size":16.0,"ask":561.1,"ask_size":15.0,"iv":0.1867,"open_interest":251.0,"volume":0.0,"delta":0.5894,"gamma":0.0003,"vega":25.1792,"theta":-0.6538,"rho":31.5523,"theo":559.4909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":634.93,"last_trade_time":"2026-02-09T13:36:11","percent_change":0.0,"prev_day_close":570.100006103516},{"option":"SPX270115P06875000","bid":399.4,"bid_size":29.0,"ask":403.3,"ask_size":37.0,"iv":0.1871,"open_interest":212.0,"volume":0.0,"delta":-0.4132,"gamma":0.0003,"vega":25.1792,"theta":-0.6712,"rho":-29.2915,"theo":401.0878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":402.01,"last_trade_time":"2026-02-17T15:23:16","percent_change":0.0,"prev_day_close":391.5},{"option":"SPX270115C06900000","bid":541.1,"bid_size":16.0,"ask":545.1,"ask_size":16.0,"iv":0.1854,"open_interest":5233.0,"volume":522.0,"delta":0.5815,"gamma":0.0003,"vega":25.2835,"theta":-0.6531,"rho":31.2106,"theo":543.4714,"change":14.22,"open":550.0,"high":562.1,"low":550.0,"tick":"down","last_trade_price":552.12,"last_trade_time":"2026-02-18T14:51:08","percent_change":2.64361,"prev_day_close":554.0},{"option":"SPX270115P06900000","bid":407.5,"bid_size":29.0,"ask":410.5,"ask_size":19.0,"iv":0.1855,"open_interest":1699.0,"volume":0.0,"delta":-0.4211,"gamma":0.0003,"vega":25.2835,"theta":-0.6679,"rho":-29.8531,"theo":409.2084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":415.07,"last_trade_time":"2026-02-17T13:28:29","percent_change":0.0,"prev_day_close":399.450012207031},{"option":"SPX270115C06925000","bid":524.7,"bid_size":17.0,"ask":529.2,"ask_size":17.0,"iv":0.1838,"open_interest":2633.0,"volume":0.0,"delta":0.5735,"gamma":0.0003,"vega":25.3792,"theta":-0.6521,"rho":30.8636,"theo":527.6111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":520.97,"last_trade_time":"2026-02-13T10:08:07","percent_change":0.0,"prev_day_close":537.899993896484},{"option":"SPX270115P06925000","bid":415.7,"bid_size":29.0,"ask":420.0,"ask_size":36.0,"iv":0.1842,"open_interest":221.0,"volume":0.0,"delta":-0.429,"gamma":0.0003,"vega":25.3792,"theta":-0.6642,"rho":-30.4201,"theo":417.4884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.48,"last_trade_time":"2026-02-17T15:39:58","percent_change":0.0,"prev_day_close":407.649993896484},{"option":"SPX270115C06950000","bid":509.6,"bid_size":17.0,"ask":513.6,"ask_size":17.0,"iv":0.1826,"open_interest":5962.0,"volume":7.0,"delta":0.5654,"gamma":0.0003,"vega":25.4662,"theta":-0.6508,"rho":30.5085,"theo":511.9137,"change":12.0,"open":532.1,"high":532.1,"low":518.45,"tick":"down","last_trade_price":518.45,"last_trade_time":"2026-02-18T15:36:29","percent_change":2.36943,"prev_day_close":522.100006103516},{"option":"SPX270115P06950000","bid":424.2,"bid_size":28.0,"ask":427.2,"ask_size":17.0,"iv":0.1826,"open_interest":655.0,"volume":2.0,"delta":-0.4372,"gamma":0.0003,"vega":25.4662,"theta":-0.6602,"rho":-30.9952,"theo":425.9311,"change":-22.25,"open":404.8,"high":404.8,"low":404.8,"tick":"no_change","last_trade_price":404.8,"last_trade_time":"2026-02-18T10:50:23","percent_change":-5.21016,"prev_day_close":415.850006103516},{"option":"SPX270115C06975000","bid":493.5,"bid_size":17.0,"ask":498.1,"ask_size":17.0,"iv":0.181,"open_interest":2270.0,"volume":0.0,"delta":0.5572,"gamma":0.0003,"vega":25.5441,"theta":-0.6491,"rho":30.1419,"theo":496.3841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.97,"last_trade_time":"2026-02-17T12:10:45","percent_change":0.0,"prev_day_close":506.449996948242},{"option":"SPX270115P06975000","bid":432.8,"bid_size":27.0,"ask":436.8,"ask_size":33.0,"iv":0.1813,"open_interest":304.0,"volume":2.0,"delta":-0.4454,"gamma":0.0003,"vega":25.5441,"theta":-0.6559,"rho":-31.5818,"theo":434.5416,"change":-5.27,"open":430.38,"high":430.38,"low":430.38,"tick":"down","last_trade_price":430.38,"last_trade_time":"2026-02-18T15:14:03","percent_change":-1.20969,"prev_day_close":424.300003051758},{"option":"SPX270115C07000000","bid":478.7,"bid_size":17.0,"ask":482.7,"ask_size":17.0,"iv":0.1796,"open_interest":12049.0,"volume":3.0,"delta":0.5488,"gamma":0.0003,"vega":25.6127,"theta":-0.6471,"rho":29.7614,"theo":481.0287,"change":8.9,"open":501.0,"high":501.3,"low":484.6,"tick":"down","last_trade_price":484.6,"last_trade_time":"2026-02-18T15:14:03","percent_change":1.87093,"prev_day_close":490.949996948242},{"option":"SPX270115P07000000","bid":441.6,"bid_size":26.0,"ask":444.6,"ask_size":16.0,"iv":0.1797,"open_interest":8358.0,"volume":0.0,"delta":-0.4537,"gamma":0.0003,"vega":25.6127,"theta":-0.6512,"rho":-32.1823,"theo":443.3264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":444.61,"last_trade_time":"2026-02-17T16:00:02","percent_change":0.0,"prev_day_close":432.950012207031},{"option":"SPX270115C07025000","bid":463.0,"bid_size":18.0,"ask":467.6,"ask_size":18.0,"iv":0.1781,"open_interest":298.0,"volume":0.0,"delta":0.5404,"gamma":0.0003,"vega":25.6712,"theta":-0.6447,"rho":29.3666,"theo":465.8546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":526.7,"last_trade_time":"2026-02-12T10:15:00","percent_change":0.0,"prev_day_close":475.649993896484},{"option":"SPX270115P07025000","bid":450.6,"bid_size":26.0,"ask":454.3,"ask_size":27.0,"iv":0.1784,"open_interest":214.0,"volume":4.0,"delta":-0.4622,"gamma":0.0003,"vega":25.6712,"theta":-0.6462,"rho":-32.7971,"theo":452.2924,"change":-24.05,"open":430.2,"high":430.2,"low":429.6,"tick":"down","last_trade_price":429.6,"last_trade_time":"2026-02-18T10:54:43","percent_change":-5.30144,"prev_day_close":441.800003051758},{"option":"SPX270115C07050000","bid":448.6,"bid_size":18.0,"ask":452.7,"ask_size":18.0,"iv":0.1768,"open_interest":356.0,"volume":0.0,"delta":0.5318,"gamma":0.0004,"vega":25.7191,"theta":-0.642,"rho":28.9598,"theo":450.8688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":440.51,"last_trade_time":"2026-02-13T15:57:34","percent_change":0.0,"prev_day_close":460.5},{"option":"SPX270115P07050000","bid":459.8,"bid_size":26.0,"ask":463.0,"ask_size":27.0,"iv":0.1769,"open_interest":484.0,"volume":0.0,"delta":-0.4708,"gamma":0.0004,"vega":25.7191,"theta":-0.6409,"rho":-33.4238,"theo":461.4468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":483.98,"last_trade_time":"2026-02-13T10:03:57","percent_change":0.0,"prev_day_close":450.800003051758},{"option":"SPX270115C07075000","bid":433.4,"bid_size":25.0,"ask":437.9,"ask_size":25.0,"iv":0.1753,"open_interest":156.0,"volume":0.0,"delta":0.5231,"gamma":0.0004,"vega":25.7557,"theta":-0.639,"rho":28.5447,"theo":436.0774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":492.2,"last_trade_time":"2026-02-06T15:52:39","percent_change":0.0,"prev_day_close":445.550003051758},{"option":"SPX270115P07075000","bid":469.2,"bid_size":16.0,"ask":473.6,"ask_size":17.0,"iv":0.1757,"open_interest":176.0,"volume":0.0,"delta":-0.4795,"gamma":0.0004,"vega":25.7557,"theta":-0.6351,"rho":-34.059,"theo":470.7955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":505.5,"last_trade_time":"2026-02-17T10:26:34","percent_change":0.0,"prev_day_close":460.0},{"option":"SPX270115C07100000","bid":419.3,"bid_size":27.0,"ask":423.4,"ask_size":27.0,"iv":0.174,"open_interest":596.0,"volume":1.0,"delta":0.5142,"gamma":0.0004,"vega":25.781,"theta":-0.6355,"rho":28.1249,"theo":421.4852,"change":11.85,"open":428.6,"high":428.6,"low":428.6,"tick":"up","last_trade_price":428.6,"last_trade_time":"2026-02-18T14:44:14","percent_change":2.84343,"prev_day_close":430.850006103516},{"option":"SPX270115P07100000","bid":478.8,"bid_size":25.0,"ask":482.0,"ask_size":26.0,"iv":0.174,"open_interest":994.0,"volume":478.0,"delta":-0.4884,"gamma":0.0004,"vega":25.781,"theta":-0.6291,"rho":-34.6987,"theo":480.3434,"change":-17.97,"open":456.9,"high":464.08,"low":454.64,"tick":"no_change","last_trade_price":464.08,"last_trade_time":"2026-02-18T13:54:40","percent_change":-3.72783,"prev_day_close":469.400009155273},{"option":"SPX270115C07125000","bid":404.5,"bid_size":27.0,"ask":409.0,"ask_size":27.0,"iv":0.1724,"open_interest":361.0,"volume":0.0,"delta":0.5053,"gamma":0.0004,"vega":25.7946,"theta":-0.6317,"rho":27.7016,"theo":407.0966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":398.6,"last_trade_time":"2026-02-17T15:57:31","percent_change":0.0,"prev_day_close":416.350006103516},{"option":"SPX270115P07125000","bid":488.6,"bid_size":16.0,"ask":493.0,"ask_size":22.0,"iv":0.1728,"open_interest":209.0,"volume":0.0,"delta":-0.4973,"gamma":0.0004,"vega":25.7946,"theta":-0.6226,"rho":-35.342,"theo":490.095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":430.19,"last_trade_time":"2026-01-27T15:30:04","percent_change":0.0,"prev_day_close":479.050003051758},{"option":"SPX270115C07150000","bid":390.8,"bid_size":27.0,"ask":394.8,"ask_size":27.0,"iv":0.1711,"open_interest":141.0,"volume":0.0,"delta":0.4962,"gamma":0.0004,"vega":25.7961,"theta":-0.6276,"rho":27.2728,"theo":392.9167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":389.1,"last_trade_time":"2026-02-12T15:54:08","percent_change":0.0,"prev_day_close":401.949996948242},{"option":"SPX270115P07150000","bid":498.5,"bid_size":18.0,"ask":501.7,"ask_size":8.0,"iv":0.1711,"open_interest":142.0,"volume":0.0,"delta":-0.5064,"gamma":0.0004,"vega":25.7961,"theta":-0.6159,"rho":-35.9908,"theo":500.0553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":516.46,"last_trade_time":"2026-02-17T12:22:52","percent_change":0.0,"prev_day_close":488.75},{"option":"SPX270115C07175000","bid":376.3,"bid_size":27.0,"ask":380.9,"ask_size":27.0,"iv":0.1696,"open_interest":172.0,"volume":0.0,"delta":0.487,"gamma":0.0004,"vega":25.7849,"theta":-0.6231,"rho":26.8342,"theo":378.9524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.6,"last_trade_time":"2026-02-13T15:36:43","percent_change":0.0,"prev_day_close":387.850006103516},{"option":"SPX270115P07175000","bid":508.7,"bid_size":16.0,"ask":513.1,"ask_size":22.0,"iv":0.17,"open_interest":18.0,"volume":0.0,"delta":-0.5156,"gamma":0.0004,"vega":25.7849,"theta":-0.6087,"rho":-36.6493,"theo":510.2312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":466.3,"last_trade_time":"2026-02-10T15:46:03","percent_change":0.0,"prev_day_close":498.850006103516},{"option":"SPX270115C07200000","bid":363.1,"bid_size":28.0,"ask":367.1,"ask_size":27.0,"iv":0.1682,"open_interest":1806.0,"volume":22.0,"delta":0.4777,"gamma":0.0004,"vega":25.7598,"theta":-0.6183,"rho":26.382,"theo":365.2127,"change":11.29,"open":374.51,"high":374.51,"low":371.52,"tick":"up","last_trade_price":372.34,"last_trade_time":"2026-02-18T15:37:37","percent_change":3.12699,"prev_day_close":374.0},{"option":"SPX270115P07200000","bid":519.1,"bid_size":17.0,"ask":522.1,"ask_size":7.0,"iv":0.1682,"open_interest":780.0,"volume":0.0,"delta":-0.5249,"gamma":0.0004,"vega":25.7598,"theta":-0.6012,"rho":-37.3216,"theo":520.6316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":531.34,"last_trade_time":"2026-02-13T15:20:19","percent_change":0.0,"prev_day_close":509.099990844727},{"option":"SPX270115C07225000","bid":349.6,"bid_size":29.0,"ask":353.6,"ask_size":28.0,"iv":0.1668,"open_interest":197.0,"volume":0.0,"delta":0.4683,"gamma":0.0004,"vega":25.7201,"theta":-0.6131,"rho":25.9146,"theo":351.7079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":340.7,"last_trade_time":"2026-02-13T15:35:42","percent_change":0.0,"prev_day_close":360.350006103516},{"option":"SPX270115P07225000","bid":529.7,"bid_size":17.0,"ask":533.6,"ask_size":18.0,"iv":0.167,"open_interest":49.0,"volume":0.0,"delta":-0.5343,"gamma":0.0004,"vega":25.7201,"theta":-0.5934,"rho":-38.0089,"theo":531.267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":528.8,"last_trade_time":"2026-02-13T14:28:56","percent_change":0.0,"prev_day_close":519.550018310547},{"option":"SPX270115C07250000","bid":336.3,"bid_size":29.0,"ask":340.3,"ask_size":27.0,"iv":0.1654,"open_interest":569.0,"volume":6.0,"delta":0.4588,"gamma":0.0004,"vega":25.6653,"theta":-0.6075,"rho":25.4346,"theo":338.4484,"change":9.15,"open":344.95,"high":344.95,"low":343.85,"tick":"down","last_trade_price":343.85,"last_trade_time":"2026-02-18T15:36:29","percent_change":2.73379,"prev_day_close":346.949996948242},{"option":"SPX270115P07250000","bid":540.6,"bid_size":17.0,"ask":544.4,"ask_size":18.0,"iv":0.1656,"open_interest":392.0,"volume":2.0,"delta":-0.5438,"gamma":0.0004,"vega":25.6653,"theta":-0.5852,"rho":-38.7089,"theo":542.1476,"change":-10.57,"open":534.28,"high":534.28,"low":534.28,"tick":"down","last_trade_price":534.28,"last_trade_time":"2026-02-18T09:42:55","percent_change":-1.93998,"prev_day_close":530.299987792969},{"option":"SPX270115C07275000","bid":323.3,"bid_size":30.0,"ask":327.3,"ask_size":28.0,"iv":0.164,"open_interest":111.0,"volume":0.0,"delta":0.4492,"gamma":0.0004,"vega":25.5957,"theta":-0.6016,"rho":24.9471,"theo":325.443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":315.1,"last_trade_time":"2026-02-13T15:35:42","percent_change":0.0,"prev_day_close":333.699996948242},{"option":"SPX270115P07275000","bid":551.7,"bid_size":16.0,"ask":555.6,"ask_size":17.0,"iv":0.1642,"open_interest":107.0,"volume":0.0,"delta":-0.5534,"gamma":0.0004,"vega":25.5957,"theta":-0.5766,"rho":-39.4164,"theo":553.2823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":506.4,"last_trade_time":"2026-02-12T10:12:42","percent_change":0.0,"prev_day_close":541.300018310547},{"option":"SPX270115C07300000","bid":310.6,"bid_size":30.0,"ask":314.6,"ask_size":29.0,"iv":0.1626,"open_interest":954.0,"volume":0.0,"delta":0.4395,"gamma":0.0004,"vega":25.512,"theta":-0.5954,"rho":24.4575,"theo":312.6987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.2,"last_trade_time":"2026-02-13T15:34:05","percent_change":0.0,"prev_day_close":320.850006103516},{"option":"SPX270115P07300000","bid":563.1,"bid_size":16.0,"ask":567.6,"ask_size":16.0,"iv":0.1629,"open_interest":215.0,"volume":0.0,"delta":-0.5631,"gamma":0.0004,"vega":25.512,"theta":-0.5677,"rho":-40.126,"theo":564.6782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":508.07,"last_trade_time":"2026-02-10T11:12:47","percent_change":0.0,"prev_day_close":552.600006103516},{"option":"SPX270115C07325000","bid":297.7,"bid_size":31.0,"ask":302.1,"ask_size":30.0,"iv":0.1612,"open_interest":319.0,"volume":0.0,"delta":0.4297,"gamma":0.0004,"vega":25.4144,"theta":-0.5888,"rho":23.9671,"theo":300.2214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":291.9,"last_trade_time":"2026-02-13T15:34:16","percent_change":0.0,"prev_day_close":308.25},{"option":"SPX270115P07325000","bid":574.8,"bid_size":16.0,"ask":579.3,"ask_size":17.0,"iv":0.1616,"open_interest":10.0,"volume":0.0,"delta":-0.5728,"gamma":0.0004,"vega":25.4144,"theta":-0.5585,"rho":-40.8364,"theo":576.3411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":551.17,"last_trade_time":"2025-12-22T14:56:04","percent_change":0.0,"prev_day_close":564.0},{"option":"SPX270115C07350000","bid":285.6,"bid_size":37.0,"ask":289.9,"ask_size":30.0,"iv":0.1598,"open_interest":954.0,"volume":0.0,"delta":0.4199,"gamma":0.0004,"vega":25.3022,"theta":-0.5818,"rho":23.4729,"theo":288.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":326.5,"last_trade_time":"2026-02-12T10:41:11","percent_change":0.0,"prev_day_close":295.850006103516},{"option":"SPX270115P07350000","bid":586.8,"bid_size":15.0,"ask":590.6,"ask_size":16.0,"iv":0.1601,"open_interest":3.0,"volume":0.0,"delta":-0.5827,"gamma":0.0004,"vega":25.3022,"theta":-0.5489,"rho":-41.5506,"theo":588.2778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":552.31,"last_trade_time":"2025-12-30T13:18:58","percent_change":0.0,"prev_day_close":575.799987792969},{"option":"SPX270115C07375000","bid":274.1,"bid_size":33.0,"ask":278.0,"ask_size":30.0,"iv":0.1586,"open_interest":214.0,"volume":0.0,"delta":0.41,"gamma":0.0004,"vega":25.1738,"theta":-0.5746,"rho":22.9696,"theo":276.0969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.6,"last_trade_time":"2026-02-13T10:15:17","percent_change":0.0,"prev_day_close":283.699996948242},{"option":"SPX270115P07375000","bid":599.0,"bid_size":15.0,"ask":603.5,"ask_size":16.0,"iv":0.1589,"open_interest":69.0,"volume":0.0,"delta":-0.5926,"gamma":0.0004,"vega":25.1738,"theta":-0.539,"rho":-42.2739,"theo":600.4969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":615.66,"last_trade_time":"2026-01-20T13:42:27","percent_change":0.0,"prev_day_close":587.899993896484},{"option":"SPX270115C07400000","bid":263.3,"bid_size":20.0,"ask":266.4,"ask_size":31.0,"iv":0.1575,"open_interest":4294.0,"volume":52.0,"delta":0.4,"gamma":0.0004,"vega":25.0275,"theta":-0.5671,"rho":22.4534,"theo":264.4687,"change":13.09,"open":283.0,"high":283.2,"low":274.89,"tick":"down","last_trade_price":274.89,"last_trade_time":"2026-02-18T14:21:03","percent_change":5.0,"prev_day_close":272.0},{"option":"SPX270115P07400000","bid":611.6,"bid_size":15.0,"ask":615.4,"ask_size":16.0,"iv":0.1575,"open_interest":100.0,"volume":0.0,"delta":-0.6026,"gamma":0.0004,"vega":25.0275,"theta":-0.5289,"rho":-43.01,"theo":613.0088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":609.95,"last_trade_time":"2026-02-04T13:32:08","percent_change":0.0,"prev_day_close":600.25},{"option":"SPX270115C07425000","bid":251.1,"bid_size":32.0,"ask":255.1,"ask_size":32.0,"iv":0.156,"open_interest":242.0,"volume":0.0,"delta":0.39,"gamma":0.0004,"vega":24.8626,"theta":-0.5593,"rho":21.9253,"theo":253.144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":271.9,"last_trade_time":"2026-02-12T11:12:06","percent_change":0.0,"prev_day_close":260.400009155273},{"option":"SPX270115P07425000","bid":624.4,"bid_size":15.0,"ask":628.9,"ask_size":16.0,"iv":0.1564,"open_interest":23.0,"volume":0.0,"delta":-0.6126,"gamma":0.0004,"vega":24.8626,"theta":-0.5184,"rho":-43.7581,"theo":625.8243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":628.2,"last_trade_time":"2025-12-19T13:03:55","percent_change":0.0,"prev_day_close":612.850006103516},{"option":"SPX270115C07450000","bid":241.0,"bid_size":33.0,"ask":244.1,"ask_size":32.0,"iv":0.1549,"open_interest":1822.0,"volume":0.0,"delta":0.38,"gamma":0.0004,"vega":24.68,"theta":-0.5512,"rho":21.3917,"theo":242.1313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":220.37,"last_trade_time":"2026-02-17T10:46:20","percent_change":0.0,"prev_day_close":249.300003051758},{"option":"SPX270115P07450000","bid":637.6,"bid_size":14.0,"ask":641.4,"ask_size":15.0,"iv":0.155,"open_interest":61.0,"volume":0.0,"delta":-0.6226,"gamma":0.0004,"vega":24.68,"theta":-0.5077,"rho":-44.5117,"theo":638.9517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":581.64,"last_trade_time":"2026-02-09T10:48:03","percent_change":0.0,"prev_day_close":625.899993896484},{"option":"SPX270115C07475000","bid":229.6,"bid_size":37.0,"ask":233.4,"ask_size":35.0,"iv":0.1536,"open_interest":367.0,"volume":4.0,"delta":0.3699,"gamma":0.0004,"vega":24.482,"theta":-0.5428,"rho":20.8597,"theo":231.4355,"change":8.13,"open":237.32,"high":237.32,"low":237.28,"tick":"down","last_trade_price":237.28,"last_trade_time":"2026-02-18T14:38:41","percent_change":3.5479,"prev_day_close":238.300003051758},{"option":"SPX270115P07475000","bid":651.0,"bid_size":14.0,"ask":655.5,"ask_size":15.0,"iv":0.1539,"open_interest":22.0,"volume":0.0,"delta":-0.6326,"gamma":0.0004,"vega":24.482,"theta":-0.4966,"rho":-45.2637,"theo":652.3961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":657.7,"last_trade_time":"2025-12-19T11:20:03","percent_change":0.0,"prev_day_close":639.100006103516},{"option":"SPX270115C07500000","bid":219.8,"bid_size":37.0,"ask":223.0,"ask_size":36.0,"iv":0.1525,"open_interest":5339.0,"volume":35.0,"delta":0.3599,"gamma":0.0004,"vega":24.2706,"theta":-0.5342,"rho":20.3323,"theo":221.0588,"change":17.83,"open":236.68,"high":236.68,"low":236.68,"tick":"no_change","last_trade_price":236.68,"last_trade_time":"2026-02-18T10:33:01","percent_change":8.14713,"prev_day_close":227.800003051758},{"option":"SPX270115P07500000","bid":664.8,"bid_size":13.0,"ask":669.2,"ask_size":14.0,"iv":0.1527,"open_interest":1417.0,"volume":0.0,"delta":-0.6427,"gamma":0.0004,"vega":24.2706,"theta":-0.4854,"rho":-46.0111,"theo":666.1596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":662.97,"last_trade_time":"2026-02-17T14:06:07","percent_change":0.0,"prev_day_close":652.649993896484},{"option":"SPX270115C07525000","bid":209.2,"bid_size":39.0,"ask":212.8,"ask_size":37.0,"iv":0.1512,"open_interest":186.0,"volume":1.0,"delta":0.3499,"gamma":0.0004,"vega":24.0455,"theta":-0.5253,"rho":19.8069,"theo":211.0028,"change":15.55,"open":224.5,"high":224.5,"low":224.5,"tick":"up","last_trade_price":224.5,"last_trade_time":"2026-02-18T13:32:05","percent_change":7.44197,"prev_day_close":217.5},{"option":"SPX270115P07525000","bid":676.4,"bid_size":6.0,"ask":684.2,"ask_size":9.0,"iv":0.1512,"open_interest":32.0,"volume":0.0,"delta":-0.6527,"gamma":0.0004,"vega":24.0455,"theta":-0.4739,"rho":-46.7564,"theo":680.2438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":649.72,"last_trade_time":"2026-02-06T12:41:40","percent_change":0.0,"prev_day_close":666.799987792969},{"option":"SPX270115C07550000","bid":200.0,"bid_size":39.0,"ask":203.1,"ask_size":38.0,"iv":0.1502,"open_interest":543.0,"volume":0.0,"delta":0.3398,"gamma":0.0004,"vega":23.8048,"theta":-0.5162,"rho":19.2776,"theo":201.2702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.91,"last_trade_time":"2026-02-17T14:58:29","percent_change":0.0,"prev_day_close":207.5},{"option":"SPX270115P07550000","bid":691.9,"bid_size":6.0,"ask":698.6,"ask_size":9.0,"iv":0.1503,"open_interest":68.0,"volume":0.0,"delta":-0.6627,"gamma":0.0004,"vega":23.8048,"theta":-0.4622,"rho":-47.5058,"theo":694.6513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":694.31,"last_trade_time":"2026-02-17T14:58:29","percent_change":0.0,"prev_day_close":680.949981689453},{"option":"SPX270115C07575000","bid":189.7,"bid_size":46.0,"ask":193.7,"ask_size":39.0,"iv":0.1489,"open_interest":755.0,"volume":0.0,"delta":0.3299,"gamma":0.0004,"vega":23.5458,"theta":-0.507,"rho":18.7402,"theo":191.8648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.9,"last_trade_time":"2026-02-04T15:58:02","percent_change":0.0,"prev_day_close":197.849998474121},{"option":"SPX270115P07575000","bid":705.6,"bid_size":6.0,"ask":713.3,"ask_size":9.0,"iv":0.149,"open_interest":6.0,"volume":0.0,"delta":-0.6727,"gamma":0.0004,"vega":23.5458,"theta":-0.4502,"rho":-48.2631,"theo":709.3861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":748.81,"last_trade_time":"2026-02-05T10:18:45","percent_change":0.0,"prev_day_close":695.449981689453},{"option":"SPX270115C07600000","bid":181.7,"bid_size":25.0,"ask":184.5,"ask_size":39.0,"iv":0.148,"open_interest":2396.0,"volume":502.0,"delta":0.32,"gamma":0.0004,"vega":23.268,"theta":-0.4975,"rho":18.1972,"theo":182.7895,"change":6.95,"open":191.45,"high":191.45,"low":187.9,"tick":"down","last_trade_price":187.9,"last_trade_time":"2026-02-18T15:41:33","percent_change":3.84084,"prev_day_close":188.5},{"option":"SPX270115P07600000","bid":720.2,"bid_size":9.0,"ask":728.4,"ask_size":9.0,"iv":0.1478,"open_interest":382.0,"volume":0.0,"delta":-0.6826,"gamma":0.0004,"vega":23.268,"theta":-0.4382,"rho":-49.0261,"theo":724.4509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":649.3,"last_trade_time":"2026-02-10T10:53:50","percent_change":0.0,"prev_day_close":710.25},{"option":"SPX270115C07625000","bid":172.9,"bid_size":26.0,"ask":175.7,"ask_size":42.0,"iv":0.147,"open_interest":330.0,"volume":0.0,"delta":0.3101,"gamma":0.0004,"vega":22.9737,"theta":-0.4879,"rho":17.6558,"theo":174.0435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.73,"last_trade_time":"2026-02-13T14:34:23","percent_change":0.0,"prev_day_close":179.549995422363},{"option":"SPX270115P07625000","bid":735.9,"bid_size":6.0,"ask":743.7,"ask_size":9.0,"iv":0.1468,"open_interest":11.0,"volume":0.0,"delta":-0.6924,"gamma":0.0004,"vega":22.9737,"theta":-0.4259,"rho":-49.7875,"theo":739.845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":779.99,"last_trade_time":"2026-02-05T10:18:45","percent_change":0.0,"prev_day_close":725.399993896484},{"option":"SPX270115C07650000","bid":164.4,"bid_size":45.0,"ask":167.3,"ask_size":44.0,"iv":0.146,"open_interest":149.0,"volume":0.0,"delta":0.3004,"gamma":0.0004,"vega":22.6669,"theta":-0.4782,"rho":17.1235,"theo":165.6219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.35,"last_trade_time":"2026-02-05T13:03:13","percent_change":0.0,"prev_day_close":170.799995422363},{"option":"SPX270115P07650000","bid":751.1,"bid_size":9.0,"ask":759.2,"ask_size":9.0,"iv":0.1457,"open_interest":157.0,"volume":0.0,"delta":-0.7022,"gamma":0.0004,"vega":22.6669,"theta":-0.4135,"rho":-50.5398,"theo":755.5636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":676.44,"last_trade_time":"2026-02-10T10:05:02","percent_change":0.0,"prev_day_close":740.850006103516},{"option":"SPX270115C07675000","bid":156.3,"bid_size":44.0,"ask":159.1,"ask_size":43.0,"iv":0.145,"open_interest":317.0,"volume":0.0,"delta":0.2907,"gamma":0.0004,"vega":22.3505,"theta":-0.4683,"rho":16.6016,"theo":157.5173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":194.2,"last_trade_time":"2026-02-11T11:24:45","percent_change":0.0,"prev_day_close":162.450004577637},{"option":"SPX270115P07675000","bid":767.5,"bid_size":2.0,"ask":775.2,"ask_size":3.0,"iv":0.1448,"open_interest":0.0,"volume":0.0,"delta":-0.7118,"gamma":0.0004,"vega":22.3505,"theta":-0.4009,"rho":-51.2817,"theo":771.5992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":727.03,"last_trade_time":"2025-12-30T13:18:58","percent_change":0.0,"prev_day_close":756.600006103516},{"option":"SPX270115C07700000","bid":148.4,"bid_size":47.0,"ask":151.2,"ask_size":46.0,"iv":0.144,"open_interest":961.0,"volume":4.0,"delta":0.2812,"gamma":0.0004,"vega":22.0243,"theta":-0.4583,"rho":16.0853,"theo":149.7227,"change":5.2,"open":153.06,"high":153.3,"low":153.06,"tick":"up","last_trade_price":153.3,"last_trade_time":"2026-02-18T15:37:37","percent_change":3.51114,"prev_day_close":154.400001525879},{"option":"SPX270115P07700000","bid":784.3,"bid_size":2.0,"ask":791.7,"ask_size":3.0,"iv":0.144,"open_interest":92.0,"volume":0.0,"delta":-0.7214,"gamma":0.0004,"vega":22.0243,"theta":-0.3883,"rho":-52.018,"theo":787.9447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":794.13,"last_trade_time":"2026-02-04T12:43:46","percent_change":0.0,"prev_day_close":772.700012207031},{"option":"SPX270115C07725000","bid":140.7,"bid_size":49.0,"ask":143.7,"ask_size":49.0,"iv":0.1431,"open_interest":44.0,"volume":0.0,"delta":0.2717,"gamma":0.0004,"vega":21.6854,"theta":-0.4482,"rho":15.5683,"theo":142.2331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.51,"last_trade_time":"2026-02-03T09:59:09","percent_change":0.0,"prev_day_close":146.599998474121},{"option":"SPX270115P07725000","bid":799.8,"bid_size":2.0,"ask":808.1,"ask_size":3.0,"iv":0.1428,"open_interest":0.0,"volume":0.0,"delta":-0.7308,"gamma":0.0004,"vega":21.6854,"theta":-0.3755,"rho":-52.7549,"theo":804.5953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":789.050018310547},{"option":"SPX270115C07750000","bid":133.6,"bid_size":50.0,"ask":136.4,"ask_size":49.0,"iv":0.1422,"open_interest":341.0,"volume":0.0,"delta":0.2624,"gamma":0.0004,"vega":21.331,"theta":-0.4379,"rho":15.049,"theo":135.0449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.28,"last_trade_time":"2026-02-05T10:33:08","percent_change":0.0,"prev_day_close":139.200004577637},{"option":"SPX270115P07750000","bid":816.6,"bid_size":5.0,"ask":825.0,"ask_size":3.0,"iv":0.1419,"open_interest":8.0,"volume":0.0,"delta":-0.7401,"gamma":0.0004,"vega":21.331,"theta":-0.3627,"rho":-53.4943,"theo":821.5472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":729.46,"last_trade_time":"2026-01-28T15:30:00","percent_change":0.0,"prev_day_close":805.75},{"option":"SPX270115C07775000","bid":126.6,"bid_size":52.0,"ask":129.5,"ask_size":51.0,"iv":0.1414,"open_interest":559.0,"volume":0.0,"delta":0.2533,"gamma":0.0004,"vega":20.9614,"theta":-0.4277,"rho":14.5324,"theo":128.1531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.49,"last_trade_time":"2026-02-13T14:41:44","percent_change":0.0,"prev_day_close":132.0},{"option":"SPX270115P07775000","bid":834.1,"bid_size":2.0,"ask":843.1,"ask_size":3.0,"iv":0.1413,"open_interest":0.0,"volume":0.0,"delta":-0.7493,"gamma":0.0004,"vega":20.9614,"theta":-0.3498,"rho":-54.2309,"theo":838.7956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":822.75},{"option":"SPX270115C07800000","bid":120.0,"bid_size":53.0,"ask":122.8,"ask_size":52.0,"iv":0.1405,"open_interest":1473.0,"volume":0.0,"delta":0.2442,"gamma":0.0003,"vega":20.5805,"theta":-0.4173,"rho":14.0261,"theo":121.5498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.7,"last_trade_time":"2026-02-13T12:20:29","percent_change":0.0,"prev_day_close":125.149997711182},{"option":"SPX270115P07800000","bid":853.4,"bid_size":2.0,"ask":859.8,"ask_size":3.0,"iv":0.1407,"open_interest":39.0,"volume":0.0,"delta":-0.7583,"gamma":0.0003,"vega":20.5805,"theta":-0.3368,"rho":-54.9571,"theo":856.3324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":774.26,"last_trade_time":"2026-01-12T10:10:20","percent_change":0.0,"prev_day_close":839.350006103516},{"option":"SPX270115C07825000","bid":113.6,"bid_size":54.0,"ask":116.5,"ask_size":53.0,"iv":0.1398,"open_interest":823.0,"volume":6.0,"delta":0.2354,"gamma":0.0003,"vega":20.1934,"theta":-0.4069,"rho":13.5344,"theo":115.2247,"change":4.69,"open":118.23,"high":118.49,"low":118.23,"tick":"up","last_trade_price":118.49,"last_trade_time":"2026-02-18T14:38:41","percent_change":4.12127,"prev_day_close":118.649997711182},{"option":"SPX270115P07825000","bid":869.3,"bid_size":2.0,"ask":877.7,"ask_size":3.0,"iv":0.1395,"open_interest":0.0,"volume":0.0,"delta":-0.7672,"gamma":0.0003,"vega":20.1934,"theta":-0.3237,"rho":-55.6688,"theo":874.1475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.050018310547},{"option":"SPX270115C07850000","bid":107.5,"bid_size":58.0,"ask":110.4,"ask_size":57.0,"iv":0.139,"open_interest":505.0,"volume":0.0,"delta":0.2267,"gamma":0.0003,"vega":19.8024,"theta":-0.3965,"rho":13.0548,"theo":109.1679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.9,"last_trade_time":"2026-02-13T15:03:01","percent_change":0.0,"prev_day_close":112.350002288818},{"option":"SPX270115P07850000","bid":887.9,"bid_size":2.0,"ask":895.7,"ask_size":3.0,"iv":0.1389,"open_interest":2.0,"volume":0.0,"delta":-0.7759,"gamma":0.0003,"vega":19.8024,"theta":-0.3106,"rho":-56.3684,"theo":892.2309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":852.26,"last_trade_time":"2025-10-28T14:25:06","percent_change":0.0,"prev_day_close":874.850006103516},{"option":"SPX270115C07875000","bid":101.7,"bid_size":60.0,"ask":104.6,"ask_size":59.0,"iv":0.1383,"open_interest":185.0,"volume":0.0,"delta":0.2182,"gamma":0.0003,"vega":19.406,"theta":-0.386,"rho":12.5809,"theo":103.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.72,"last_trade_time":"2026-02-17T12:24:50","percent_change":0.0,"prev_day_close":106.350002288818},{"option":"SPX270115P07875000","bid":905.6,"bid_size":2.0,"ask":914.1,"ask_size":3.0,"iv":0.138,"open_interest":3.0,"volume":0.0,"delta":-0.7844,"gamma":0.0003,"vega":19.406,"theta":-0.2975,"rho":-57.0623,"theo":910.575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":933.92,"last_trade_time":"2026-02-17T12:24:50","percent_change":0.0,"prev_day_close":893.200012207031},{"option":"SPX270115C07900000","bid":96.6,"bid_size":41.0,"ask":99.1,"ask_size":63.0,"iv":0.1377,"open_interest":838.0,"volume":5.0,"delta":0.2098,"gamma":0.0003,"vega":19.0006,"theta":-0.3756,"rho":12.1087,"theo":97.8316,"change":6.05,"open":102.6,"high":102.6,"low":102.6,"tick":"up","last_trade_price":102.6,"last_trade_time":"2026-02-18T15:51:13","percent_change":6.26618,"prev_day_close":100.649997711182},{"option":"SPX270115P07900000","bid":925.0,"bid_size":2.0,"ask":932.7,"ask_size":3.0,"iv":0.1375,"open_interest":38.0,"volume":0.0,"delta":-0.7928,"gamma":0.0003,"vega":19.0006,"theta":-0.2844,"rho":-57.7545,"theo":929.1748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":952.87,"last_trade_time":"2026-02-17T12:24:50","percent_change":0.0,"prev_day_close":911.5},{"option":"SPX270115C07950000","bid":86.1,"bid_size":66.0,"ask":88.8,"ask_size":69.0,"iv":0.1364,"open_interest":880.0,"volume":836.0,"delta":0.1936,"gamma":0.0003,"vega":18.1595,"theta":-0.3547,"rho":11.1832,"theo":87.4975,"change":8.3,"open":94.87,"high":94.87,"low":94.7,"tick":"down","last_trade_price":94.7,"last_trade_time":"2026-02-18T11:29:00","percent_change":9.60648,"prev_day_close":90.1500015258789},{"option":"SPX270115P07950000","bid":962.8,"bid_size":2.0,"ask":970.7,"ask_size":3.0,"iv":0.1362,"open_interest":0.0,"volume":0.0,"delta":-0.8089,"gamma":0.0003,"vega":18.1595,"theta":-0.2583,"rho":-59.1199,"theo":967.121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":949.149993896484},{"option":"SPX270115C08000000","bid":76.8,"bid_size":72.0,"ask":79.4,"ask_size":74.0,"iv":0.1352,"open_interest":3167.0,"volume":1.0,"delta":0.1782,"gamma":0.0003,"vega":17.3036,"theta":-0.3341,"rho":10.3163,"theo":78.1047,"change":7.15,"open":84.25,"high":84.25,"low":84.25,"tick":"up","last_trade_price":84.25,"last_trade_time":"2026-02-18T10:24:26","percent_change":9.27367,"prev_day_close":80.5},{"option":"SPX270115P08000000","bid":1000.4,"bid_size":5.0,"ask":1010.4,"ask_size":3.0,"iv":0.1348,"open_interest":47.0,"volume":0.0,"delta":-0.8244,"gamma":0.0003,"vega":17.3036,"theta":-0.2323,"rho":-60.4268,"theo":1006.0086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":989.1,"last_trade_time":"2026-02-06T10:52:19","percent_change":0.0,"prev_day_close":987.799987792969},{"option":"SPX270115C08050000","bid":68.4,"bid_size":78.0,"ask":71.0,"ask_size":81.0,"iv":0.1341,"open_interest":195.0,"volume":0.0,"delta":0.1636,"gamma":0.0003,"vega":16.4507,"theta":-0.3137,"rho":9.4913,"theo":69.5877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.6,"last_trade_time":"2026-02-12T11:15:58","percent_change":0.0,"prev_day_close":71.75},{"option":"SPX270115P08050000","bid":1040.2,"bid_size":2.0,"ask":1049.6,"ask_size":3.0,"iv":0.1335,"open_interest":1.0,"volume":0.0,"delta":-0.839,"gamma":0.0003,"vega":16.4507,"theta":-0.2067,"rho":-61.6918,"theo":1045.7719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":944.59,"last_trade_time":"2026-01-09T12:06:40","percent_change":0.0,"prev_day_close":1027.29998779297},{"option":"SPX270115C08100000","bid":60.8,"bid_size":82.0,"ask":63.3,"ask_size":87.0,"iv":0.1331,"open_interest":420.0,"volume":0.0,"delta":0.1498,"gamma":0.0003,"vega":15.5844,"theta":-0.2938,"rho":8.6942,"theo":61.9032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.9,"last_trade_time":"2026-02-17T13:53:55","percent_change":0.0,"prev_day_close":63.8999996185303},{"option":"SPX270115P08100000","bid":1080.8,"bid_size":5.0,"ask":1090.3,"ask_size":3.0,"iv":0.1325,"open_interest":3.0,"volume":0.0,"delta":-0.8527,"gamma":0.0003,"vega":15.5844,"theta":-0.1815,"rho":-62.9288,"theo":1086.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1099.04,"last_trade_time":"2026-02-17T11:55:24","percent_change":0.0,"prev_day_close":1067.75},{"option":"SPX270115C08150000","bid":54.1,"bid_size":60.0,"ask":56.4,"ask_size":93.0,"iv":0.1323,"open_interest":56.0,"volume":0.0,"delta":0.1369,"gamma":0.0003,"vega":14.7174,"theta":-0.2745,"rho":7.9566,"theo":54.9966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":72.02,"last_trade_time":"2026-02-12T10:07:45","percent_change":0.0,"prev_day_close":56.7999992370606},{"option":"SPX270115P08150000","bid":1122.2,"bid_size":4.0,"ask":1131.8,"ask_size":2.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":-0.8656,"gamma":0.0003,"vega":14.7174,"theta":-0.1569,"rho":-64.1064,"theo":1127.7414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1140.44,"last_trade_time":"2026-02-17T11:55:24","percent_change":0.0,"prev_day_close":1108.95001220703},{"option":"SPX270115C08200000","bid":48.0,"bid_size":62.0,"ask":50.2,"ask_size":99.0,"iv":0.1315,"open_interest":694.0,"volume":1.0,"delta":0.1249,"gamma":0.0002,"vega":13.8746,"theta":-0.2559,"rho":7.2712,"theo":48.8027,"change":2.36,"open":50.76,"high":50.76,"low":50.76,"tick":"up","last_trade_price":50.76,"last_trade_time":"2026-02-18T14:44:59","percent_change":4.87603,"prev_day_close":50.4500007629394},{"option":"SPX270115P08200000","bid":1164.3,"bid_size":4.0,"ask":1174.0,"ask_size":2.0,"iv":0.1307,"open_interest":4.0,"volume":0.0,"delta":-0.8777,"gamma":0.0002,"vega":13.8746,"theta":-0.133,"rho":-65.2318,"theo":1169.8279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1058.25,"last_trade_time":"2026-02-02T11:32:57","percent_change":0.0,"prev_day_close":1150.90002441406},{"option":"SPX270115C08300000","bid":37.5,"bid_size":109.0,"ask":39.8,"ask_size":116.0,"iv":0.1301,"open_interest":270.0,"volume":1.0,"delta":0.1034,"gamma":0.0002,"vega":12.2313,"theta":-0.221,"rho":6.0197,"theo":38.3592,"change":4.15,"open":42.3,"high":42.3,"low":42.3,"tick":"up","last_trade_price":42.3,"last_trade_time":"2026-02-18T10:19:04","percent_change":10.8781,"prev_day_close":39.75},{"option":"SPX270115P08300000","bid":1250.4,"bid_size":4.0,"ask":1260.4,"ask_size":2.0,"iv":0.1294,"open_interest":0.0,"volume":0.0,"delta":-0.8992,"gamma":0.0002,"vega":12.2313,"theta":-0.0875,"rho":-67.3632,"theo":1255.945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1269.13,"last_trade_time":"2026-02-17T11:55:24","percent_change":0.0,"prev_day_close":1236.25},{"option":"SPX270115C08400000","bid":29.4,"bid_size":123.0,"ask":31.6,"ask_size":132.0,"iv":0.1292,"open_interest":912.0,"volume":3.0,"delta":0.0851,"gamma":0.0002,"vega":10.7088,"theta":-0.1898,"rho":4.9672,"theo":30.1346,"change":0.73,"open":31.76,"high":31.76,"low":30.93,"tick":"down","last_trade_price":30.93,"last_trade_time":"2026-02-18T15:39:31","percent_change":2.41722,"prev_day_close":31.3499994277954},{"option":"SPX270115P08400000","bid":1338.7,"bid_size":4.0,"ask":1349.0,"ask_size":2.0,"iv":0.1284,"open_interest":3.0,"volume":0.0,"delta":-0.9174,"gamma":0.0002,"vega":10.7088,"theta":-0.0457,"rho":-69.2957,"theo":1344.281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1259.07,"last_trade_time":"2026-01-23T10:50:33","percent_change":0.0,"prev_day_close":1324.79998779297},{"option":"SPX270115C08500000","bid":23.0,"bid_size":141.0,"ask":25.1,"ask_size":149.0,"iv":0.1285,"open_interest":499.0,"volume":3.0,"delta":0.0699,"gamma":0.0002,"vega":9.3116,"theta":-0.1624,"rho":4.0848,"theo":23.7297,"change":0.76,"open":26.23,"high":26.23,"low":24.45,"tick":"up","last_trade_price":24.56,"last_trade_time":"2026-02-18T15:37:37","percent_change":3.19328,"prev_day_close":24.6499996185303},{"option":"SPX270115P08500000","bid":1428.8,"bid_size":4.0,"ask":1439.4,"ask_size":2.0,"iv":0.1277,"open_interest":7.0,"volume":0.0,"delta":-0.9326,"gamma":0.0002,"vega":9.3116,"theta":-0.0077,"rho":-71.058,"theo":1434.4367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1401.52,"last_trade_time":"2026-02-12T11:10:10","percent_change":0.0,"prev_day_close":1414.79998779297},{"option":"SPX270115C08600000","bid":18.2,"bid_size":201.0,"ask":20.0,"ask_size":205.0,"iv":0.1282,"open_interest":7872.0,"volume":0.0,"delta":0.0574,"gamma":0.0001,"vega":8.0765,"theta":-0.1387,"rho":3.3532,"theo":18.7639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.6,"last_trade_time":"2026-02-17T13:08:10","percent_change":0.0,"prev_day_close":19.4500007629395},{"option":"SPX270115P08600000","bid":1521.6,"bid_size":2.0,"ask":1531.1,"ask_size":2.0,"iv":0.1282,"open_interest":4.0,"volume":2.0,"delta":-0.9451,"gamma":0.0001,"vega":8.0765,"theta":0.0,"rho":-72.6696,"theo":1526.0315,"change":-46.68,"open":1486.47,"high":1486.47,"low":1486.47,"tick":"down","last_trade_price":1486.47,"last_trade_time":"2026-02-18T10:19:47","percent_change":-3.04471,"prev_day_close":1506.15002441406},{"option":"SPX270115C08700000","bid":14.2,"bid_size":190.0,"ask":15.9,"ask_size":180.0,"iv":0.1279,"open_interest":76.0,"volume":0.0,"delta":0.0472,"gamma":0.0001,"vega":6.9832,"theta":-0.1185,"rho":2.7618,"theo":14.9274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.58,"last_trade_time":"2026-02-13T11:34:33","percent_change":0.0,"prev_day_close":15.4500002861023},{"option":"SPX270115P08700000","bid":1615.5,"bid_size":2.0,"ask":1624.0,"ask_size":2.0,"iv":0.1293,"open_interest":0.0,"volume":0.0,"delta":-0.9553,"gamma":0.0001,"vega":6.9832,"theta":0.0,"rho":-74.1409,"theo":1618.7556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1598.75},{"option":"SPX270115C08800000","bid":11.6,"bid_size":177.0,"ask":12.8,"ask_size":204.0,"iv":0.1284,"open_interest":1380.0,"volume":1.0,"delta":0.039,"gamma":0.0001,"vega":6.0398,"theta":-0.1014,"rho":2.2736,"theo":11.9531,"change":1.4,"open":13.3,"high":13.3,"low":13.3,"tick":"up","last_trade_price":13.3,"last_trade_time":"2026-02-18T10:28:38","percent_change":11.7647,"prev_day_close":12.3000001907349},{"option":"SPX270115P08800000","bid":1707.1,"bid_size":2.0,"ask":1717.9,"ask_size":2.0,"iv":0.1283,"open_interest":0.0,"volume":0.0,"delta":-0.9636,"gamma":0.0001,"vega":6.0398,"theta":0.0,"rho":-75.5091,"theo":1712.342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1692.04998779297},{"option":"SPX270115C08900000","bid":8.9,"bid_size":236.0,"ask":10.4,"ask_size":222.0,"iv":0.1284,"open_interest":219.0,"volume":4.0,"delta":0.0322,"gamma":0.0001,"vega":5.2196,"theta":-0.0869,"rho":1.883,"theo":9.6384,"change":0.34,"open":9.82,"high":9.84,"low":9.82,"tick":"up","last_trade_price":9.84,"last_trade_time":"2026-02-18T15:39:31","percent_change":3.57895,"prev_day_close":9.85000038146973},{"option":"SPX270115P08900000","bid":1800.8,"bid_size":2.0,"ask":1812.3,"ask_size":2.0,"iv":0.1283,"open_interest":0.0,"volume":0.0,"delta":-0.9703,"gamma":0.0001,"vega":5.2196,"theta":0.0,"rho":-76.7796,"theo":1806.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1786.25},{"option":"SPX270115C09000000","bid":7.2,"bid_size":293.0,"ask":8.4,"ask_size":282.0,"iv":0.129,"open_interest":1641.0,"volume":0.0,"delta":0.0268,"gamma":0.0001,"vega":4.5174,"theta":-0.0746,"rho":1.5604,"theo":7.8211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-13T14:58:54","percent_change":0.0,"prev_day_close":7.89999985694885},{"option":"SPX270115P09000000","bid":1895.3,"bid_size":2.0,"ask":1907.1,"ask_size":2.0,"iv":0.1287,"open_interest":1.0,"volume":0.0,"delta":-0.9758,"gamma":0.0001,"vega":4.5174,"theta":0.0,"rho":-77.9822,"theo":1901.3312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1815.15,"last_trade_time":"2026-01-23T15:18:50","percent_change":0.0,"prev_day_close":1880.95001220703},{"option":"SPX270115C09200000","bid":4.6,"bid_size":266.0,"ask":5.5,"ask_size":230.0,"iv":0.1299,"open_interest":157.0,"volume":0.0,"delta":0.0186,"gamma":0.0,"vega":3.3899,"theta":-0.0554,"rho":1.0858,"theo":5.2411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.2,"last_trade_time":"2026-02-17T13:31:32","percent_change":0.0,"prev_day_close":5.20000004768372},{"option":"SPX270115P09200000","bid":2085.5,"bid_size":2.0,"ask":2097.8,"ask_size":2.0,"iv":0.1298,"open_interest":0.0,"volume":0.0,"delta":-0.9839,"gamma":0.0,"vega":3.3899,"theta":0.0,"rho":-80.2167,"theo":2091.8725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1953.58,"last_trade_time":"2026-01-13T12:36:00","percent_change":0.0,"prev_day_close":2071.0},{"option":"SPX270115C09400000","bid":2.9,"bid_size":288.0,"ask":3.8,"ask_size":269.0,"iv":0.1314,"open_interest":347.0,"volume":2.0,"delta":0.0132,"gamma":0.0,"vega":2.5569,"theta":-0.0415,"rho":0.765,"theo":3.5866,"change":0.38,"open":3.7,"high":3.73,"low":3.7,"tick":"up","last_trade_price":3.73,"last_trade_time":"2026-02-18T14:29:00","percent_change":11.3433,"prev_day_close":3.39999997615814},{"option":"SPX270115P09400000","bid":2276.7,"bid_size":2.0,"ask":2290.0,"ask_size":2.0,"iv":0.1326,"open_interest":0.0,"volume":0.0,"delta":-0.9894,"gamma":0.0,"vega":2.5569,"theta":0.0,"rho":-82.2973,"theo":2283.3392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2262.55004882812},{"option":"SPX270115C09600000","bid":1.85,"bid_size":266.0,"ask":2.8,"ask_size":327.0,"iv":0.1335,"open_interest":1140.0,"volume":0.0,"delta":0.0094,"gamma":0.0,"vega":1.9445,"theta":-0.0314,"rho":0.5459,"theo":2.5079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-17T13:32:55","percent_change":0.0,"prev_day_close":2.32500004768372},{"option":"SPX270115P09600000","bid":2468.3,"bid_size":2.0,"ask":2481.4,"ask_size":2.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.9932,"gamma":0.0,"vega":1.9445,"theta":0.0,"rho":-84.2763,"theo":2475.3818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2454.45007324219},{"option":"SPX270115C09800000","bid":1.15,"bid_size":342.0,"ask":2.15,"ask_size":380.0,"iv":0.1358,"open_interest":373.0,"volume":0.0,"delta":0.0069,"gamma":0.0,"vega":1.4969,"theta":-0.0242,"rho":0.3982,"theo":1.7994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.27,"last_trade_time":"2026-02-11T15:38:20","percent_change":0.0,"prev_day_close":1.57499998807907},{"option":"SPX270115P09800000","bid":2660.4,"bid_size":2.0,"ask":2674.4,"ask_size":2.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":-0.9957,"gamma":0.0,"vega":1.4969,"theta":0.0,"rho":-86.1839,"theo":2667.7945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2646.75},{"option":"SPX270115C10000000","bid":0.65,"bid_size":368.0,"ask":1.65,"ask_size":394.0,"iv":0.1378,"open_interest":1378.0,"volume":4.0,"delta":0.0052,"gamma":0.0,"vega":1.1736,"theta":-0.019,"rho":0.2982,"theo":1.3332,"change":0.015,"open":1.25,"high":1.25,"low":1.24,"tick":"down","last_trade_price":1.24,"last_trade_time":"2026-02-18T14:29:00","percent_change":1.22449,"prev_day_close":1.20000001788139},{"option":"SPX270115P10000000","bid":2853.1,"bid_size":2.0,"ask":2867.4,"ask_size":2.0,"iv":0.1376,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0,"vega":1.1736,"theta":0.0,"rho":-88.0439,"theo":2860.4496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2839.30004882812},{"option":"SPX270115C10200000","bid":0.45,"bid_size":94.0,"ask":1.45,"ask_size":139.0,"iv":0.1419,"open_interest":84.0,"volume":0.0,"delta":0.004,"gamma":0.0,"vega":0.9408,"theta":-0.0154,"rho":0.2294,"theo":1.0238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.21,"last_trade_time":"2026-02-10T15:32:21","percent_change":0.0,"prev_day_close":0.999999970197678},{"option":"SPX270115P10200000","bid":3032.2,"bid_size":1.0,"ask":3071.3,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.9408,"theta":0.0,"rho":-89.8725,"theo":3053.2614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2889.93,"last_trade_time":"2026-01-12T14:55:07","percent_change":0.0,"prev_day_close":3031.5},{"option":"SPX270115C10400000","bid":0.3,"bid_size":94.0,"ask":1.1,"ask_size":96.0,"iv":0.1443,"open_interest":31.0,"volume":0.0,"delta":0.0032,"gamma":0.0,"vega":0.7731,"theta":-0.0128,"rho":0.1827,"theo":0.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.87,"last_trade_time":"2026-02-12T11:02:28","percent_change":0.0,"prev_day_close":0.825000017881394},{"option":"SPX270115P10400000","bid":3225.1,"bid_size":1.0,"ask":3264.2,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.7731,"theta":0.0,"rho":-91.6791,"theo":3246.1754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3120.33,"last_trade_time":"2026-01-16T15:31:03","percent_change":0.0,"prev_day_close":3224.44995117188},{"option":"SPX270115C10600000","bid":0.15,"bid_size":94.0,"ask":1.0,"ask_size":95.0,"iv":0.1478,"open_interest":256.0,"volume":0.0,"delta":0.0026,"gamma":0.0,"vega":0.651,"theta":-0.011,"rho":0.15,"theo":0.6747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.91,"last_trade_time":"2026-01-28T15:41:48","percent_change":0.0,"prev_day_close":0.700000002980232},{"option":"SPX270115P10600000","bid":3418.1,"bid_size":1.0,"ask":3457.2,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.6506,"theta":0.0,"rho":-93.4718,"theo":3439.1543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3320.33,"last_trade_time":"2026-01-26T10:09:27","percent_change":0.0,"prev_day_close":3417.34997558594},{"option":"SPX270115C10800000","bid":0.05,"bid_size":94.0,"ask":0.95,"ask_size":96.0,"iv":0.152,"open_interest":570.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.5599,"theta":-0.0096,"rho":0.1261,"theo":0.5744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-01-27T11:09:03","percent_change":0.0,"prev_day_close":0.625},{"option":"SPX270115P10800000","bid":3611.2,"bid_size":1.0,"ask":3650.3,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.5596,"theta":0.0,"rho":-95.2556,"theo":3632.1754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3512.73,"last_trade_time":"2026-01-26T10:09:27","percent_change":0.0,"prev_day_close":3610.5},{"option":"SPX270115C11000000","bid":0.05,"bid_size":94.0,"ask":0.95,"ask_size":99.0,"iv":0.1578,"open_interest":710.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.4902,"theta":-0.0086,"rho":0.1086,"theo":0.5011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.62,"last_trade_time":"2026-02-11T13:03:14","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPX270115P11000000","bid":3804.3,"bid_size":1.0,"ask":3843.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.49,"theta":0.0,"rho":-97.0329,"theo":3825.2234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3742.08,"last_trade_time":"2025-12-08T13:23:01","percent_change":0.0,"prev_day_close":3803.39990234375},{"option":"SPX270115C11200000","bid":0.05,"bid_size":94.0,"ask":0.9,"ask_size":99.0,"iv":0.1628,"open_interest":258.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.4351,"theta":-0.0078,"rho":0.0953,"theo":0.4451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-11T12:42:46","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPX270115P11200000","bid":3997.4,"bid_size":1.0,"ask":4036.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4349,"theta":0.0,"rho":-98.8062,"theo":4018.2887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3899.41,"last_trade_time":"2025-12-26T12:43:38","percent_change":0.0,"prev_day_close":3996.60009765625},{"option":"SPX270115C11400000","bid":0.15,"bid_size":3.0,"ask":0.85,"ask_size":99.0,"iv":0.1691,"open_interest":1624.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.3902,"theta":-0.0072,"rho":0.0844,"theo":0.4006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-17T09:55:08","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPX270115P11400000","bid":4190.5,"bid_size":1.0,"ask":4229.6,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.39,"theta":0.0,"rho":-100.5769,"theo":4211.3655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4262.89,"last_trade_time":"2025-12-17T14:45:22","percent_change":0.0,"prev_day_close":4189.5},{"option":"SPX270219C00200000","bid":6589.1,"bid_size":10.0,"ask":6609.0,"ask_size":10.0,"iv":1.3763,"open_interest":22.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0233,"theta":0.0,"rho":2.346,"theo":6597.3585,"change":33.7699,"open":6622.62,"high":6622.62,"low":6622.62,"tick":"up","last_trade_price":6622.62,"last_trade_time":"2026-02-18T10:00:06","percent_change":0.512531,"prev_day_close":6617.89990234375},{"option":"SPX270219P00200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":200.0,"iv":1.0621,"open_interest":0.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0233,"theta":-0.0033,"rho":-0.0076,"theo":0.1919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX270219C00400000","bid":6396.9,"bid_size":10.0,"ask":6416.6,"ask_size":10.0,"iv":1.0957,"open_interest":6.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0524,"theta":0.0,"rho":4.2694,"theo":6405.0685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6397.65,"last_trade_time":"2026-02-17T15:47:18","percent_change":0.0,"prev_day_close":6425.60009765625},{"option":"SPX270219P00400000","bid":0.0,"bid_size":0.0,"ask":0.75,"ask_size":84.0,"iv":0.9337,"open_interest":0.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0524,"theta":-0.0062,"rho":-0.0172,"theo":0.3847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.300000006332994},{"option":"SPX270219C00600000","bid":6204.8,"bid_size":10.0,"ask":6224.3,"ask_size":10.0,"iv":0.9454,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0914,"theta":0.0,"rho":6.1892,"theo":6212.832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6233.44995117188},{"option":"SPX270219P00600000","bid":0.05,"bid_size":84.0,"ask":1.05,"ask_size":84.0,"iv":0.8227,"open_interest":32.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0914,"theta":-0.0096,"rho":-0.0305,"theo":0.6311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.48,"last_trade_time":"2026-02-17T09:59:31","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPX270219C00800000","bid":6012.9,"bid_size":10.0,"ask":6032.2,"ask_size":10.0,"iv":0.8484,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1452,"theta":0.0,"rho":8.1034,"theo":6020.683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6041.40014648438},{"option":"SPX270219P00800000","bid":0.45,"bid_size":84.0,"ask":1.05,"ask_size":2.0,"iv":0.7443,"open_interest":35.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.1451,"theta":-0.014,"rho":-0.0494,"theo":0.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-17T12:19:35","percent_change":0.0,"prev_day_close":0.849999964237213},{"option":"SPX270219C01000000","bid":5821.3,"bid_size":2.0,"ask":5840.2,"ask_size":10.0,"iv":0.7785,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2186,"theta":0.0,"rho":10.0096,"theo":5828.6694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5910.0,"last_trade_time":"2026-01-22T12:57:09","percent_change":0.0,"prev_day_close":5850.10009765625},{"option":"SPX270219P01000000","bid":1.05,"bid_size":359.0,"ask":1.6,"ask_size":2.0,"iv":0.703,"open_interest":46.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.2185,"theta":-0.0196,"rho":-0.0763,"theo":1.4343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.48,"last_trade_time":"2026-02-17T12:16:06","percent_change":0.0,"prev_day_close":1.42500001192093},{"option":"SPX270219C01200000","bid":5629.7,"bid_size":2.0,"ask":5648.4,"ask_size":10.0,"iv":0.722,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.3194,"theta":0.0,"rho":11.9042,"theo":5636.8435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5658.30004882812},{"option":"SPX270219P01200000","bid":1.75,"bid_size":329.0,"ask":2.6,"ask_size":304.0,"iv":0.6696,"open_interest":23.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.3194,"theta":-0.027,"rho":-0.1147,"theo":2.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.33,"last_trade_time":"2026-02-13T09:42:12","percent_change":0.0,"prev_day_close":2.20000004768372},{"option":"SPX270219C01400000","bid":5438.4,"bid_size":2.0,"ask":5456.8,"ask_size":10.0,"iv":0.6767,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.4514,"theta":0.0,"rho":13.7851,"theo":5445.2522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5466.94995117188},{"option":"SPX270219P01400000","bid":2.75,"bid_size":328.0,"ask":3.5,"ask_size":286.0,"iv":0.636,"open_interest":38.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.4514,"theta":-0.0363,"rho":-0.1669,"theo":2.9827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.28,"last_trade_time":"2026-02-17T10:47:56","percent_change":0.0,"prev_day_close":3.15000009536743},{"option":"SPX270219C01600000","bid":5247.2,"bid_size":2.0,"ask":5265.5,"ask_size":10.0,"iv":0.6381,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.6196,"theta":0.0,"rho":15.6485,"theo":5253.9326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5275.30004882812},{"option":"SPX270219P01600000","bid":3.9,"bid_size":333.0,"ask":4.8,"ask_size":345.0,"iv":0.6068,"open_interest":30.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.6196,"theta":-0.0476,"rho":-0.2366,"theo":4.1459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.11,"last_trade_time":"2026-02-12T11:15:45","percent_change":0.0,"prev_day_close":4.25},{"option":"SPX270219C01800000","bid":5056.5,"bid_size":2.0,"ask":5074.4,"ask_size":10.0,"iv":0.6055,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.8254,"theta":0.0,"rho":17.4938,"theo":5062.9064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5084.0},{"option":"SPX270219P01800000","bid":5.4,"bid_size":255.0,"ask":6.3,"ask_size":334.0,"iv":0.5803,"open_interest":18.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":0.8254,"theta":-0.0608,"rho":-0.3244,"theo":5.603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.3,"last_trade_time":"2026-02-17T14:05:58","percent_change":0.0,"prev_day_close":5.65000009536743},{"option":"SPX270219C02000000","bid":4866.0,"bid_size":2.0,"ask":4883.6,"ask_size":10.0,"iv":0.5761,"open_interest":1.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":1.0701,"theta":0.0,"rho":19.3176,"theo":4872.1891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4968.6,"last_trade_time":"2026-01-26T09:38:04","percent_change":0.0,"prev_day_close":4893.30004882812},{"option":"SPX270219P02000000","bid":7.1,"bid_size":239.0,"ask":8.0,"ask_size":309.0,"iv":0.5548,"open_interest":29.0,"volume":0.0,"delta":-0.0054,"gamma":0.0,"vega":1.0699,"theta":-0.0757,"rho":-0.4336,"theo":7.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.3,"last_trade_time":"2026-02-17T15:58:31","percent_change":0.0,"prev_day_close":7.29999995231628},{"option":"SPX270219C02200000","bid":4674.9,"bid_size":10.0,"ask":4693.0,"ask_size":10.0,"iv":0.546,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":1.3535,"theta":0.0,"rho":21.1208,"theo":4681.781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4702.80004882812},{"option":"SPX270219P02200000","bid":9.1,"bid_size":221.0,"ask":10.0,"ask_size":288.0,"iv":0.5312,"open_interest":49.0,"volume":0.0,"delta":-0.007,"gamma":0.0,"vega":1.3533,"theta":-0.092,"rho":-0.5635,"theo":9.4416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.3,"last_trade_time":"2026-02-10T09:57:16","percent_change":0.0,"prev_day_close":9.19999980926514},{"option":"SPX270219C02400000","bid":4484.7,"bid_size":10.0,"ask":4502.7,"ask_size":10.0,"iv":0.5207,"open_interest":0.0,"volume":0.0,"delta":0.9937,"gamma":0.0,"vega":1.6785,"theta":0.0,"rho":22.8986,"theo":4491.6844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4513.40014648438},{"option":"SPX270219P02400000","bid":11.4,"bid_size":206.0,"ask":12.3,"ask_size":269.0,"iv":0.5089,"open_interest":52.0,"volume":1.0,"delta":-0.009,"gamma":0.0,"vega":1.6785,"theta":-0.1095,"rho":-0.7189,"theo":11.8297,"change":-0.1,"open":11.3,"high":11.3,"low":11.3,"tick":"down","last_trade_price":11.3,"last_trade_time":"2026-02-18T15:47:14","percent_change":-0.877194,"prev_day_close":11.4000000953674},{"option":"SPX270219C02600000","bid":4295.0,"bid_size":10.0,"ask":4312.7,"ask_size":10.0,"iv":0.4975,"open_interest":0.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":2.0394,"theta":0.0,"rho":24.6542,"theo":4301.8954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4323.40014648438},{"option":"SPX270219P02600000","bid":14.0,"bid_size":195.0,"ask":15.0,"ask_size":302.0,"iv":0.4878,"open_interest":564.0,"volume":173.0,"delta":-0.0112,"gamma":0.0,"vega":2.0394,"theta":-0.128,"rho":-0.8963,"theo":14.5236,"change":-0.33,"open":13.5,"high":13.67,"low":13.5,"tick":"no_change","last_trade_price":13.62,"last_trade_time":"2026-02-18T11:48:20","percent_change":-2.36559,"prev_day_close":14.0},{"option":"SPX270219C02800000","bid":4105.5,"bid_size":10.0,"ask":4123.1,"ask_size":10.0,"iv":0.4756,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":2.4472,"theta":0.0,"rho":26.3809,"theo":4112.4126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4133.80004882812},{"option":"SPX270219P02800000","bid":17.0,"bid_size":177.0,"ask":18.0,"ask_size":272.0,"iv":0.4677,"open_interest":37.0,"volume":2.0,"delta":-0.0138,"gamma":0.0,"vega":2.4469,"theta":-0.1472,"rho":-1.1026,"theo":17.5221,"change":-0.39,"open":16.38,"high":16.46,"low":16.38,"tick":"up","last_trade_price":16.46,"last_trade_time":"2026-02-18T11:35:36","percent_change":-2.31454,"prev_day_close":16.9000005722046},{"option":"SPX270219C02900000","bid":4011.0,"bid_size":10.0,"ask":4028.5,"ask_size":12.0,"iv":0.4654,"open_interest":0.0,"volume":0.0,"delta":0.9874,"gamma":0.0,"vega":2.6653,"theta":0.0,"rho":27.2332,"theo":4017.7916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4039.20007324219},{"option":"SPX270219P02900000","bid":18.6,"bid_size":172.0,"ask":19.6,"ask_size":266.0,"iv":0.4578,"open_interest":10.0,"volume":4.0,"delta":-0.0152,"gamma":0.0,"vega":2.665,"theta":-0.1571,"rho":-1.2168,"theo":19.1425,"change":-0.5,"open":17.9,"high":17.95,"low":17.9,"tick":"up","last_trade_price":17.95,"last_trade_time":"2026-02-18T12:59:03","percent_change":-2.71003,"prev_day_close":18.5},{"option":"SPX270219C03000000","bid":3916.5,"bid_size":10.0,"ask":3933.8,"ask_size":2.0,"iv":0.4549,"open_interest":0.0,"volume":0.0,"delta":0.9858,"gamma":0.0,"vega":2.8924,"theta":0.0,"rho":28.0792,"theo":3923.2526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3944.40002441406},{"option":"SPX270219P03000000","bid":20.3,"bid_size":75.0,"ask":21.3,"ask_size":259.0,"iv":0.4481,"open_interest":6.0,"volume":0.0,"delta":-0.0168,"gamma":0.0,"vega":2.8921,"theta":-0.1671,"rho":-1.3373,"theo":20.8448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.35,"last_trade_time":"2026-02-17T15:53:11","percent_change":0.0,"prev_day_close":20.1499996185303},{"option":"SPX270219C03100000","bid":3822.1,"bid_size":12.0,"ask":3838.5,"ask_size":2.0,"iv":0.4435,"open_interest":0.0,"volume":0.0,"delta":0.9842,"gamma":0.0,"vega":3.1315,"theta":0.0,"rho":28.918,"theo":3828.7976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3850.0},{"option":"SPX270219P03100000","bid":22.1,"bid_size":74.0,"ask":23.1,"ask_size":255.0,"iv":0.4386,"open_interest":116.0,"volume":0.0,"delta":-0.0184,"gamma":0.0,"vega":3.1312,"theta":-0.1772,"rho":-1.4651,"theo":22.6311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.21,"last_trade_time":"2026-02-13T10:31:52","percent_change":0.0,"prev_day_close":21.9500007629395},{"option":"SPX270219C03200000","bid":3727.8,"bid_size":12.0,"ask":3744.0,"ask_size":2.0,"iv":0.4336,"open_interest":0.0,"volume":1.0,"delta":0.9824,"gamma":0.0,"vega":3.3854,"theta":0.0,"rho":29.7472,"theo":3734.4319,"change":29.77,"open":3758.17,"high":3758.17,"low":3758.17,"tick":"up","last_trade_price":3758.17,"last_trade_time":"2026-02-18T10:00:06","percent_change":0.798465,"prev_day_close":3756.05004882812},{"option":"SPX270219P03200000","bid":24.0,"bid_size":73.0,"ask":25.0,"ask_size":265.0,"iv":0.4292,"open_interest":111.0,"volume":3.0,"delta":-0.0202,"gamma":0.0,"vega":3.3854,"theta":-0.1875,"rho":-1.6026,"theo":24.5088,"change":-0.75,"open":23.15,"high":23.15,"low":23.0,"tick":"no_change","last_trade_price":23.0,"last_trade_time":"2026-02-18T12:59:03","percent_change":-3.15789,"prev_day_close":23.75},{"option":"SPX270219C03300000","bid":3633.5,"bid_size":12.0,"ask":3649.4,"ask_size":2.0,"iv":0.4235,"open_interest":0.0,"volume":0.0,"delta":0.9805,"gamma":0.0,"vega":3.6539,"theta":0.0,"rho":30.5653,"theo":3640.1646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3661.90002441406},{"option":"SPX270219P03300000","bid":25.9,"bid_size":72.0,"ask":27.0,"ask_size":245.0,"iv":0.4198,"open_interest":14.0,"volume":2.0,"delta":-0.0221,"gamma":0.0,"vega":3.6539,"theta":-0.198,"rho":-1.751,"theo":26.4829,"change":-0.72,"open":24.93,"high":24.98,"low":24.93,"tick":"up","last_trade_price":24.98,"last_trade_time":"2026-02-18T10:25:41","percent_change":-2.80156,"prev_day_close":25.75},{"option":"SPX270219C03400000","bid":3539.4,"bid_size":14.0,"ask":3555.3,"ask_size":2.0,"iv":0.4143,"open_interest":7.0,"volume":0.0,"delta":0.9785,"gamma":0.0,"vega":3.9348,"theta":0.0,"rho":31.3726,"theo":3546.0062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3624.43,"last_trade_time":"2026-02-09T10:12:12","percent_change":0.0,"prev_day_close":3567.54992675781},{"option":"SPX270219P03400000","bid":27.9,"bid_size":157.0,"ask":29.1,"ask_size":238.0,"iv":0.4106,"open_interest":62.0,"volume":0.0,"delta":-0.0241,"gamma":0.0,"vega":3.9344,"theta":-0.2086,"rho":-1.91,"theo":28.5634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.87,"last_trade_time":"2026-02-11T10:49:14","percent_change":0.0,"prev_day_close":27.75},{"option":"SPX270219C03500000","bid":3445.6,"bid_size":2.0,"ask":3461.6,"ask_size":2.0,"iv":0.4057,"open_interest":1.0,"volume":0.0,"delta":0.9763,"gamma":0.0,"vega":4.2273,"theta":0.0,"rho":32.1701,"theo":3451.9674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3472.3,"last_trade_time":"2026-01-20T10:33:16","percent_change":0.0,"prev_day_close":3473.64990234375},{"option":"SPX270219P03500000","bid":30.1,"bid_size":152.0,"ask":31.3,"ask_size":229.0,"iv":0.4016,"open_interest":18.0,"volume":0.0,"delta":-0.0263,"gamma":0.0,"vega":4.2269,"theta":-0.2194,"rho":-2.079,"theo":30.7658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":27.4,"last_trade_time":"2026-02-09T12:05:50","percent_change":0.0,"prev_day_close":29.9500007629394},{"option":"SPX270219C03600000","bid":3351.8,"bid_size":2.0,"ask":3367.8,"ask_size":2.0,"iv":0.3969,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0,"vega":4.5344,"theta":0.0,"rho":32.9571,"theo":3358.0597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3379.75},{"option":"SPX270219P03600000","bid":32.4,"bid_size":150.0,"ask":33.7,"ask_size":226.0,"iv":0.3928,"open_interest":3.0,"volume":0.0,"delta":-0.0286,"gamma":0.0,"vega":4.5344,"theta":-0.2304,"rho":-2.2588,"theo":33.1024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.27,"last_trade_time":"2026-02-09T14:41:38","percent_change":0.0,"prev_day_close":32.25},{"option":"SPX270219C03700000","bid":3258.4,"bid_size":2.0,"ask":3273.6,"ask_size":2.0,"iv":0.3879,"open_interest":0.0,"volume":0.0,"delta":0.9715,"gamma":0.0,"vega":4.8611,"theta":0.0,"rho":33.7306,"theo":3264.2986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3285.84997558594},{"option":"SPX270219P03700000","bid":34.8,"bid_size":154.0,"ask":36.3,"ask_size":236.0,"iv":0.3842,"open_interest":14.0,"volume":0.0,"delta":-0.0311,"gamma":0.0,"vega":4.8611,"theta":-0.2418,"rho":-2.4519,"theo":35.5827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.0,"last_trade_time":"2026-02-02T14:59:32","percent_change":0.0,"prev_day_close":34.6500015258789},{"option":"SPX270219C03800000","bid":3165.0,"bid_size":2.0,"ask":3180.3,"ask_size":2.0,"iv":0.3796,"open_interest":0.0,"volume":0.0,"delta":0.9688,"gamma":0.0,"vega":5.2101,"theta":0.0,"rho":34.4868,"theo":3170.7051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3192.25},{"option":"SPX270219P03800000","bid":37.4,"bid_size":197.0,"ask":38.9,"ask_size":213.0,"iv":0.3756,"open_interest":0.0,"volume":0.0,"delta":-0.0338,"gamma":0.0,"vega":5.2101,"theta":-0.2534,"rho":-2.6622,"theo":38.2307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":37.25},{"option":"SPX270219C03900000","bid":3071.8,"bid_size":2.0,"ask":3086.8,"ask_size":2.0,"iv":0.3712,"open_interest":0.0,"volume":0.0,"delta":0.9658,"gamma":0.0,"vega":5.5799,"theta":0.0,"rho":35.2238,"theo":3077.3051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3098.79992675781},{"option":"SPX270219P03900000","bid":40.2,"bid_size":187.0,"ask":41.8,"ask_size":208.0,"iv":0.3674,"open_interest":4.0,"volume":2.0,"delta":-0.0368,"gamma":0.0,"vega":5.5799,"theta":-0.2653,"rho":-2.8917,"theo":41.0722,"change":-1.46,"open":38.62,"high":38.69,"low":38.62,"tick":"up","last_trade_price":38.69,"last_trade_time":"2026-02-18T10:49:33","percent_change":-3.63636,"prev_day_close":40.0},{"option":"SPX270219C04000000","bid":2978.7,"bid_size":2.0,"ask":2993.6,"ask_size":2.0,"iv":0.3629,"open_interest":0.0,"volume":0.0,"delta":0.9627,"gamma":0.0,"vega":5.968,"theta":0.0,"rho":35.9426,"theo":2984.1255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3005.54992675781},{"option":"SPX270219P04000000","bid":43.3,"bid_size":187.0,"ask":44.9,"ask_size":200.0,"iv":0.3594,"open_interest":1.0,"volume":0.0,"delta":-0.04,"gamma":0.0,"vega":5.968,"theta":-0.2777,"rho":-3.1394,"theo":44.134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.45,"last_trade_time":"2026-02-17T12:02:21","percent_change":0.0,"prev_day_close":43.0},{"option":"SPX270219C04100000","bid":2886.0,"bid_size":2.0,"ask":2900.4,"ask_size":2.0,"iv":0.3548,"open_interest":0.0,"volume":0.0,"delta":0.9592,"gamma":0.0,"vega":6.3763,"theta":0.0,"rho":36.6436,"theo":2891.1928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2911.80004882812},{"option":"SPX270219P04100000","bid":46.5,"bid_size":173.0,"ask":48.2,"ask_size":202.0,"iv":0.3514,"open_interest":9.0,"volume":8.0,"delta":-0.0434,"gamma":0.0,"vega":6.3763,"theta":-0.2906,"rho":-3.405,"theo":47.4427,"change":-1.81,"open":44.78,"high":44.82,"low":44.69,"tick":"up","last_trade_price":44.74,"last_trade_time":"2026-02-18T13:06:54","percent_change":-3.88829,"prev_day_close":46.2000007629394},{"option":"SPX270219C04150000","bid":2839.7,"bid_size":2.0,"ask":2854.1,"ask_size":2.0,"iv":0.3509,"open_interest":0.0,"volume":0.0,"delta":0.9574,"gamma":0.0,"vega":6.5901,"theta":0.0,"rho":36.9863,"theo":2844.8278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2866.14990234375},{"option":"SPX270219P04150000","bid":48.3,"bid_size":168.0,"ask":50.0,"ask_size":181.0,"iv":0.3476,"open_interest":2.0,"volume":0.0,"delta":-0.0452,"gamma":0.0,"vega":6.5901,"theta":-0.2972,"rho":-3.5456,"theo":49.1984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.73,"last_trade_time":"2026-02-10T10:01:41","percent_change":0.0,"prev_day_close":48.0},{"option":"SPX270219C04200000","bid":2793.5,"bid_size":2.0,"ask":2807.2,"ask_size":2.0,"iv":0.3466,"open_interest":0.0,"volume":0.0,"delta":0.9555,"gamma":0.0,"vega":6.8117,"theta":0.0,"rho":37.3228,"theo":2798.5358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2819.85009765625},{"option":"SPX270219P04200000","bid":50.1,"bid_size":167.0,"ask":51.9,"ask_size":177.0,"iv":0.3438,"open_interest":6.0,"volume":0.0,"delta":-0.0472,"gamma":0.0,"vega":6.8117,"theta":-0.3039,"rho":-3.6924,"theo":51.0272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.54,"last_trade_time":"2026-02-17T13:03:04","percent_change":0.0,"prev_day_close":49.75},{"option":"SPX270219C04250000","bid":2747.4,"bid_size":2.0,"ask":2761.0,"ask_size":2.0,"iv":0.3428,"open_interest":0.0,"volume":0.0,"delta":0.9535,"gamma":0.0,"vega":7.0417,"theta":0.0,"rho":37.652,"theo":2752.3217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2773.59997558594},{"option":"SPX270219P04250000","bid":52.0,"bid_size":162.0,"ask":53.8,"ask_size":171.0,"iv":0.34,"open_interest":9.0,"volume":0.0,"delta":-0.0492,"gamma":0.0,"vega":7.0417,"theta":-0.3108,"rho":-3.8464,"theo":52.9339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.2,"last_trade_time":"2026-02-13T16:01:44","percent_change":0.0,"prev_day_close":51.6000003814697},{"option":"SPX270219C04300000","bid":2701.3,"bid_size":2.0,"ask":2714.7,"ask_size":2.0,"iv":0.3389,"open_interest":0.0,"volume":0.0,"delta":0.9514,"gamma":0.0,"vega":7.2801,"theta":-0.003,"rho":37.9732,"theo":2706.1908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2727.30004882812},{"option":"SPX270219P04300000","bid":54.0,"bid_size":156.0,"ask":56.1,"ask_size":169.0,"iv":0.3366,"open_interest":634.0,"volume":11.0,"delta":-0.0512,"gamma":0.0,"vega":7.2801,"theta":-0.3178,"rho":-4.0085,"theo":54.9236,"change":-2.1,"open":53.6,"high":54.0,"low":51.9,"tick":"down","last_trade_price":51.9,"last_trade_time":"2026-02-18T10:27:56","percent_change":-3.88889,"prev_day_close":53.5500011444092},{"option":"SPX270219C04350000","bid":2655.4,"bid_size":2.0,"ask":2669.1,"ask_size":2.0,"iv":0.3356,"open_interest":0.0,"volume":0.0,"delta":0.9492,"gamma":0.0,"vega":7.5262,"theta":-0.0159,"rho":38.2862,"theo":2660.1485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2681.34997558594},{"option":"SPX270219P04350000","bid":56.1,"bid_size":151.0,"ask":58.2,"ask_size":171.0,"iv":0.3329,"open_interest":115.0,"volume":0.0,"delta":-0.0534,"gamma":0.0,"vega":7.5262,"theta":-0.325,"rho":-4.1788,"theo":57.0021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":58.6,"last_trade_time":"2026-02-12T15:55:35","percent_change":0.0,"prev_day_close":55.6000003814697},{"option":"SPX270219C04400000","bid":2609.1,"bid_size":2.0,"ask":2622.9,"ask_size":2.0,"iv":0.3315,"open_interest":0.0,"volume":0.0,"delta":0.9469,"gamma":0.0,"vega":7.7793,"theta":-0.0289,"rho":38.5909,"theo":2614.2005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2635.40002441406},{"option":"SPX270219P04400000","bid":58.2,"bid_size":148.0,"ask":60.1,"ask_size":157.0,"iv":0.3291,"open_interest":358.0,"volume":0.0,"delta":-0.0557,"gamma":0.0,"vega":7.7793,"theta":-0.3323,"rho":-4.3574,"theo":59.1748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":60.89,"last_trade_time":"2026-02-17T09:43:05","percent_change":0.0,"prev_day_close":57.75},{"option":"SPX270219C04450000","bid":2563.7,"bid_size":2.0,"ask":2577.2,"ask_size":2.0,"iv":0.3282,"open_interest":0.0,"volume":0.0,"delta":0.9446,"gamma":0.0,"vega":8.0385,"theta":-0.0421,"rho":38.8879,"theo":2568.3518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2589.44995117188},{"option":"SPX270219P04450000","bid":60.5,"bid_size":141.0,"ask":62.6,"ask_size":153.0,"iv":0.3257,"open_interest":16.0,"volume":0.0,"delta":-0.0581,"gamma":0.0,"vega":8.0385,"theta":-0.3398,"rho":-4.5436,"theo":61.4469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.77,"last_trade_time":"2026-02-11T13:45:46","percent_change":0.0,"prev_day_close":59.9499988555908},{"option":"SPX270219C04500000","bid":2518.1,"bid_size":2.0,"ask":2530.8,"ask_size":2.0,"iv":0.3244,"open_interest":0.0,"volume":0.0,"delta":0.9421,"gamma":0.0,"vega":8.3036,"theta":-0.0554,"rho":39.1777,"theo":2522.6075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2543.69995117188},{"option":"SPX270219P04500000","bid":62.9,"bid_size":144.0,"ask":64.8,"ask_size":161.0,"iv":0.3221,"open_interest":7.0,"volume":0.0,"delta":-0.0606,"gamma":0.0,"vega":8.3036,"theta":-0.3474,"rho":-4.7371,"theo":63.8232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":63.3,"last_trade_time":"2026-02-12T14:32:49","percent_change":0.0,"prev_day_close":62.25},{"option":"SPX270219C04550000","bid":2472.5,"bid_size":2.0,"ask":2485.7,"ask_size":2.0,"iv":0.3212,"open_interest":0.0,"volume":0.0,"delta":0.9395,"gamma":0.0001,"vega":8.5752,"theta":-0.0689,"rho":39.4603,"theo":2476.9719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2498.0},{"option":"SPX270219P04550000","bid":65.3,"bid_size":142.0,"ask":67.3,"ask_size":147.0,"iv":0.3186,"open_interest":1.0,"volume":2.0,"delta":-0.0632,"gamma":0.0001,"vega":8.5752,"theta":-0.3551,"rho":-4.9378,"theo":66.3083,"change":-2.85,"open":62.47,"high":62.5,"low":62.47,"tick":"up","last_trade_price":62.5,"last_trade_time":"2026-02-18T11:10:55","percent_change":-4.36113,"prev_day_close":64.6500015258789},{"option":"SPX270219C04600000","bid":2427.0,"bid_size":2.0,"ask":2440.1,"ask_size":2.0,"iv":0.3177,"open_interest":0.0,"volume":0.0,"delta":0.9368,"gamma":0.0001,"vega":8.8546,"theta":-0.0825,"rho":39.7352,"theo":2431.4496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2452.34997558594},{"option":"SPX270219P04600000","bid":67.9,"bid_size":137.0,"ask":70.1,"ask_size":144.0,"iv":0.3154,"open_interest":29.0,"volume":0.0,"delta":-0.0659,"gamma":0.0001,"vega":8.8546,"theta":-0.363,"rho":-5.1462,"theo":68.9068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.89,"last_trade_time":"2026-02-03T12:01:25","percent_change":0.0,"prev_day_close":67.2000007629394},{"option":"SPX270219C04650000","bid":2381.5,"bid_size":2.0,"ask":2394.5,"ask_size":2.0,"iv":0.3141,"open_interest":0.0,"volume":0.0,"delta":0.9339,"gamma":0.0001,"vega":9.1434,"theta":-0.0963,"rho":40.001,"theo":2386.0456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2406.90002441406},{"option":"SPX270219P04650000","bid":70.6,"bid_size":130.0,"ask":72.8,"ask_size":148.0,"iv":0.312,"open_interest":1.0,"volume":0.0,"delta":-0.0687,"gamma":0.0001,"vega":9.1434,"theta":-0.3711,"rho":-5.3636,"theo":71.6236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.02,"last_trade_time":"2026-01-28T12:22:56","percent_change":0.0,"prev_day_close":69.8499984741211},{"option":"SPX270219C04700000","bid":2336.4,"bid_size":2.0,"ask":2349.2,"ask_size":2.0,"iv":0.3108,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0001,"vega":9.4425,"theta":-0.1102,"rho":40.2561,"theo":2340.7659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2361.54992675781},{"option":"SPX270219P04700000","bid":73.4,"bid_size":124.0,"ask":75.4,"ask_size":134.0,"iv":0.3086,"open_interest":9.0,"volume":0.0,"delta":-0.0717,"gamma":0.0001,"vega":9.4425,"theta":-0.3793,"rho":-5.5917,"theo":74.4646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.33,"last_trade_time":"2026-02-10T10:04:40","percent_change":0.0,"prev_day_close":72.5999984741211},{"option":"SPX270219C04750000","bid":2291.3,"bid_size":2.0,"ask":2304.1,"ask_size":2.0,"iv":0.3076,"open_interest":0.0,"volume":0.0,"delta":0.9279,"gamma":0.0001,"vega":9.7522,"theta":-0.1243,"rho":40.4992,"theo":2295.617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2316.30004882812},{"option":"SPX270219P04750000","bid":76.3,"bid_size":122.0,"ask":78.6,"ask_size":140.0,"iv":0.3054,"open_interest":7.0,"volume":0.0,"delta":-0.0748,"gamma":0.0001,"vega":9.7522,"theta":-0.3877,"rho":-5.8319,"theo":77.4364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":74.02,"last_trade_time":"2026-02-11T10:29:56","percent_change":0.0,"prev_day_close":75.5},{"option":"SPX270219C04800000","bid":2246.4,"bid_size":2.0,"ask":2259.0,"ask_size":2.0,"iv":0.3043,"open_interest":0.0,"volume":0.0,"delta":0.9246,"gamma":0.0001,"vega":10.0714,"theta":-0.1385,"rho":40.7296,"theo":2250.6059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2271.09997558594},{"option":"SPX270219P04800000","bid":79.4,"bid_size":122.0,"ask":81.7,"ask_size":136.0,"iv":0.3022,"open_interest":56.0,"volume":86.0,"delta":-0.078,"gamma":0.0001,"vega":10.0714,"theta":-0.3962,"rho":-6.0848,"theo":80.546,"change":-1.15,"open":76.0,"high":78.4,"low":75.63,"tick":"up","last_trade_price":78.4,"last_trade_time":"2026-02-18T14:31:35","percent_change":-1.44563,"prev_day_close":78.5},{"option":"SPX270219C04850000","bid":2201.5,"bid_size":2.0,"ask":2214.2,"ask_size":2.0,"iv":0.3011,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0001,"vega":10.3984,"theta":-0.1528,"rho":40.9475,"theo":2205.7395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2226.15002441406},{"option":"SPX270219P04850000","bid":82.6,"bid_size":119.0,"ask":85.0,"ask_size":126.0,"iv":0.299,"open_interest":24.0,"volume":4.0,"delta":-0.0814,"gamma":0.0001,"vega":10.3984,"theta":-0.4048,"rho":-6.3502,"theo":83.8004,"change":-3.54,"open":79.17,"high":79.17,"low":79.16,"tick":"down","last_trade_price":79.16,"last_trade_time":"2026-02-18T11:24:05","percent_change":-4.28053,"prev_day_close":81.5999984741211},{"option":"SPX270219C04875000","bid":2179.2,"bid_size":2.0,"ask":2191.5,"ask_size":2.0,"iv":0.2994,"open_interest":0.0,"volume":0.0,"delta":0.9195,"gamma":0.0001,"vega":10.5643,"theta":-0.16,"rho":41.0523,"theo":2183.3625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2203.0},{"option":"SPX270219P04875000","bid":84.3,"bid_size":117.0,"ask":86.6,"ask_size":130.0,"iv":0.2974,"open_interest":10.0,"volume":0.0,"delta":-0.0831,"gamma":0.0001,"vega":10.5643,"theta":-0.4091,"rho":-6.487,"theo":85.4837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":91.68,"last_trade_time":"2026-02-17T10:09:17","percent_change":0.0,"prev_day_close":83.2999992370606},{"option":"SPX270219C04900000","bid":2157.0,"bid_size":2.0,"ask":2169.2,"ask_size":2.0,"iv":0.2979,"open_interest":0.0,"volume":0.0,"delta":0.9177,"gamma":0.0001,"vega":10.7316,"theta":-0.1672,"rho":41.1544,"theo":2161.0239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2181.40002441406},{"option":"SPX270219P04900000","bid":86.0,"bid_size":113.0,"ask":88.3,"ask_size":123.0,"iv":0.2959,"open_interest":5.0,"volume":0.0,"delta":-0.0849,"gamma":0.0001,"vega":10.7316,"theta":-0.4135,"rho":-6.6265,"theo":87.2055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.02,"last_trade_time":"2026-02-17T12:18:09","percent_change":0.0,"prev_day_close":84.9000015258789},{"option":"SPX270219C04925000","bid":2134.8,"bid_size":2.0,"ask":2146.8,"ask_size":2.0,"iv":0.2963,"open_interest":0.0,"volume":0.0,"delta":0.9159,"gamma":0.0001,"vega":10.9002,"theta":-0.1745,"rho":41.2541,"theo":2138.7243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2159.15002441406},{"option":"SPX270219P04925000","bid":87.7,"bid_size":112.0,"ask":90.3,"ask_size":127.0,"iv":0.2944,"open_interest":9.0,"volume":0.0,"delta":-0.0867,"gamma":0.0001,"vega":10.9002,"theta":-0.4179,"rho":-6.7685,"theo":88.9662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.72,"last_trade_time":"2026-02-17T12:19:59","percent_change":0.0,"prev_day_close":86.5999984741211},{"option":"SPX270219C04950000","bid":2112.5,"bid_size":2.0,"ask":2124.7,"ask_size":2.0,"iv":0.2948,"open_interest":0.0,"volume":0.0,"delta":0.9141,"gamma":0.0001,"vega":11.0704,"theta":-0.1818,"rho":41.3513,"theo":2116.4642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2136.55004882812},{"option":"SPX270219P04950000","bid":89.5,"bid_size":112.0,"ask":91.9,"ask_size":120.0,"iv":0.2928,"open_interest":42.0,"volume":0.0,"delta":-0.0886,"gamma":0.0001,"vega":11.0704,"theta":-0.4224,"rho":-6.9129,"theo":90.7665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":83.34,"last_trade_time":"2026-02-11T10:08:26","percent_change":0.0,"prev_day_close":88.3500022888184},{"option":"SPX270219C04975000","bid":2090.3,"bid_size":2.0,"ask":2102.5,"ask_size":2.0,"iv":0.2933,"open_interest":0.0,"volume":0.0,"delta":0.9122,"gamma":0.0001,"vega":11.2421,"theta":-0.1891,"rho":41.446,"theo":2094.2442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2114.45007324219},{"option":"SPX270219P04975000","bid":91.3,"bid_size":112.0,"ask":93.7,"ask_size":119.0,"iv":0.2912,"open_interest":1.0,"volume":0.0,"delta":-0.0905,"gamma":0.0001,"vega":11.2421,"theta":-0.4268,"rho":-7.0598,"theo":92.6068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.4,"last_trade_time":"2026-02-09T14:14:02","percent_change":0.0,"prev_day_close":90.1499977111816},{"option":"SPX270219C05000000","bid":2068.1,"bid_size":2.0,"ask":2080.2,"ask_size":2.0,"iv":0.2917,"open_interest":6.0,"volume":0.0,"delta":0.9102,"gamma":0.0001,"vega":11.4157,"theta":-0.1965,"rho":41.5383,"theo":2072.0648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2190.23,"last_trade_time":"2026-02-11T09:45:20","percent_change":0.0,"prev_day_close":2092.09997558594},{"option":"SPX270219P05000000","bid":93.2,"bid_size":110.0,"ask":95.7,"ask_size":119.0,"iv":0.2898,"open_interest":64.0,"volume":1.0,"delta":-0.0924,"gamma":0.0001,"vega":11.4157,"theta":-0.4313,"rho":-7.2092,"theo":94.4878,"change":-4.32,"open":88.98,"high":88.98,"low":88.98,"tick":"down","last_trade_price":88.98,"last_trade_time":"2026-02-18T12:51:38","percent_change":-4.63023,"prev_day_close":92.0},{"option":"SPX270219C05025000","bid":2046.1,"bid_size":2.0,"ask":2058.1,"ask_size":2.0,"iv":0.2902,"open_interest":0.0,"volume":0.0,"delta":0.9083,"gamma":0.0001,"vega":11.5915,"theta":-0.2038,"rho":41.6277,"theo":2049.9266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2069.19995117188},{"option":"SPX270219P05025000","bid":95.1,"bid_size":106.0,"ask":97.5,"ask_size":115.0,"iv":0.2882,"open_interest":4.0,"volume":2.0,"delta":-0.0944,"gamma":0.0001,"vega":11.5915,"theta":-0.4358,"rho":-7.3614,"theo":96.41,"change":-0.69,"open":94.8,"high":94.8,"low":94.46,"tick":"down","last_trade_price":94.46,"last_trade_time":"2026-02-18T09:49:11","percent_change":-0.725168,"prev_day_close":93.7999992370606},{"option":"SPX270219C05050000","bid":2024.1,"bid_size":2.0,"ask":2035.9,"ask_size":2.0,"iv":0.2887,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0001,"vega":11.7696,"theta":-0.2112,"rho":41.714,"theo":2027.8303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2047.79992675781},{"option":"SPX270219P05050000","bid":97.0,"bid_size":107.0,"ask":99.5,"ask_size":115.0,"iv":0.2867,"open_interest":9.0,"volume":16.0,"delta":-0.0964,"gamma":0.0001,"vega":11.7696,"theta":-0.4403,"rho":-7.5167,"theo":98.3741,"change":-5.19,"open":91.98,"high":91.99,"low":91.91,"tick":"down","last_trade_price":91.91,"last_trade_time":"2026-02-18T11:08:11","percent_change":-5.345,"prev_day_close":95.7000007629394},{"option":"SPX270219C05075000","bid":2001.7,"bid_size":2.0,"ask":2013.8,"ask_size":2.0,"iv":0.287,"open_interest":0.0,"volume":0.0,"delta":0.9042,"gamma":0.0001,"vega":11.9504,"theta":-0.2186,"rho":41.797,"theo":2005.7767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2025.75},{"option":"SPX270219P05075000","bid":99.0,"bid_size":106.0,"ask":101.5,"ask_size":113.0,"iv":0.2852,"open_interest":6.0,"volume":4.0,"delta":-0.0984,"gamma":0.0001,"vega":11.9504,"theta":-0.4449,"rho":-7.6754,"theo":100.3808,"change":-5.35,"open":93.71,"high":93.8,"low":93.71,"tick":"up","last_trade_price":93.8,"last_trade_time":"2026-02-18T11:08:13","percent_change":-5.39586,"prev_day_close":97.6499977111816},{"option":"SPX270219C05100000","bid":1979.7,"bid_size":2.0,"ask":1991.7,"ask_size":2.0,"iv":0.2855,"open_interest":0.0,"volume":0.0,"delta":0.9021,"gamma":0.0001,"vega":12.134,"theta":-0.2261,"rho":41.8762,"theo":1983.7666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2003.45001220703},{"option":"SPX270219P05100000","bid":101.0,"bid_size":104.0,"ask":103.1,"ask_size":106.0,"iv":0.2836,"open_interest":13.0,"volume":0.0,"delta":-0.1006,"gamma":0.0001,"vega":12.134,"theta":-0.4495,"rho":-7.8378,"theo":102.431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.0,"last_trade_time":"2026-02-13T16:04:25","percent_change":0.0,"prev_day_close":99.6499977111816},{"option":"SPX270219C05125000","bid":1958.0,"bid_size":2.0,"ask":1969.6,"ask_size":2.0,"iv":0.2841,"open_interest":0.0,"volume":0.0,"delta":0.8999,"gamma":0.0001,"vega":12.3203,"theta":-0.2335,"rho":41.9514,"theo":1961.8009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1981.54998779297},{"option":"SPX270219P05125000","bid":103.1,"bid_size":106.0,"ask":105.5,"ask_size":111.0,"iv":0.2822,"open_interest":4.0,"volume":0.0,"delta":-0.1027,"gamma":0.0001,"vega":12.3203,"theta":-0.454,"rho":-8.0043,"theo":104.5257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.9,"last_trade_time":"2026-02-13T14:36:55","percent_change":0.0,"prev_day_close":101.649997711182},{"option":"SPX270219C05150000","bid":1935.8,"bid_size":2.0,"ask":1947.8,"ask_size":2.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":0.8978,"gamma":0.0001,"vega":12.5093,"theta":-0.241,"rho":42.0222,"theo":1939.8806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1959.5},{"option":"SPX270219P05150000","bid":105.2,"bid_size":103.0,"ask":107.7,"ask_size":109.0,"iv":0.2808,"open_interest":6.0,"volume":0.0,"delta":-0.1049,"gamma":0.0001,"vega":12.5093,"theta":-0.4586,"rho":-8.175,"theo":106.6658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":103.9,"last_trade_time":"2026-02-13T13:23:00","percent_change":0.0,"prev_day_close":103.75},{"option":"SPX270219C05175000","bid":1914.3,"bid_size":2.0,"ask":1925.7,"ask_size":2.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.8955,"gamma":0.0001,"vega":12.7008,"theta":-0.2484,"rho":42.0887,"theo":1918.0068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1937.59997558594},{"option":"SPX270219P05175000","bid":107.3,"bid_size":104.0,"ask":109.8,"ask_size":108.0,"iv":0.2793,"open_interest":4.0,"volume":0.0,"delta":-0.1071,"gamma":0.0001,"vega":12.7008,"theta":-0.4632,"rho":-8.3502,"theo":108.8524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.5,"last_trade_time":"2026-02-12T15:56:21","percent_change":0.0,"prev_day_close":105.850002288818},{"option":"SPX270219C05200000","bid":1892.5,"bid_size":2.0,"ask":1903.9,"ask_size":2.0,"iv":0.2797,"open_interest":1.0,"volume":0.0,"delta":0.8932,"gamma":0.0001,"vega":12.8945,"theta":-0.2559,"rho":42.1509,"theo":1896.1806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1900.56,"last_trade_time":"2026-02-17T14:25:38","percent_change":0.0,"prev_day_close":1915.5},{"option":"SPX270219P05200000","bid":109.5,"bid_size":101.0,"ask":111.7,"ask_size":103.0,"iv":0.2777,"open_interest":410.0,"volume":0.0,"delta":-0.1094,"gamma":0.0001,"vega":12.8945,"theta":-0.4679,"rho":-8.5297,"theo":111.0865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.41,"last_trade_time":"2026-02-17T14:25:38","percent_change":0.0,"prev_day_close":108.049999237061},{"option":"SPX270219C05225000","bid":1870.8,"bid_size":2.0,"ask":1881.9,"ask_size":2.0,"iv":0.2782,"open_interest":0.0,"volume":0.0,"delta":0.8909,"gamma":0.0001,"vega":13.0899,"theta":-0.2634,"rho":42.2088,"theo":1874.4028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1893.79998779297},{"option":"SPX270219P05225000","bid":111.8,"bid_size":100.0,"ask":114.3,"ask_size":105.0,"iv":0.2764,"open_interest":88.0,"volume":0.0,"delta":-0.1117,"gamma":0.0001,"vega":13.0899,"theta":-0.4725,"rho":-8.7134,"theo":113.369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.0,"last_trade_time":"2026-02-12T15:54:20","percent_change":0.0,"prev_day_close":110.25},{"option":"SPX270219C05250000","bid":1848.6,"bid_size":2.0,"ask":1860.0,"ask_size":2.0,"iv":0.2765,"open_interest":0.0,"volume":0.0,"delta":0.8885,"gamma":0.0001,"vega":13.2867,"theta":-0.2708,"rho":42.2627,"theo":1852.6744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1871.90002441406},{"option":"SPX270219P05250000","bid":114.1,"bid_size":98.0,"ask":116.6,"ask_size":102.0,"iv":0.275,"open_interest":129.0,"volume":0.0,"delta":-0.1141,"gamma":0.0001,"vega":13.2867,"theta":-0.4771,"rho":-8.9012,"theo":115.701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":119.4,"last_trade_time":"2026-02-12T15:54:20","percent_change":0.0,"prev_day_close":112.400001525879},{"option":"SPX270219C05275000","bid":1827.4,"bid_size":2.0,"ask":1838.5,"ask_size":2.0,"iv":0.2753,"open_interest":0.0,"volume":0.0,"delta":0.8861,"gamma":0.0001,"vega":13.4846,"theta":-0.2783,"rho":42.3131,"theo":1830.9962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1850.25},{"option":"SPX270219P05275000","bid":116.4,"bid_size":96.0,"ask":119.0,"ask_size":101.0,"iv":0.2735,"open_interest":2.0,"volume":0.0,"delta":-0.1165,"gamma":0.0001,"vega":13.4846,"theta":-0.4817,"rho":-9.0923,"theo":118.0832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":104.65,"last_trade_time":"2026-02-09T14:42:26","percent_change":0.0,"prev_day_close":114.75},{"option":"SPX270219C05300000","bid":1805.3,"bid_size":2.0,"ask":1816.8,"ask_size":2.0,"iv":0.2736,"open_interest":0.0,"volume":0.0,"delta":0.8836,"gamma":0.0001,"vega":13.6834,"theta":-0.2858,"rho":42.3601,"theo":1809.3688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1828.54998779297},{"option":"SPX270219P05300000","bid":118.8,"bid_size":95.0,"ask":121.9,"ask_size":106.0,"iv":0.2723,"open_interest":4.0,"volume":0.0,"delta":-0.119,"gamma":0.0001,"vega":13.6834,"theta":-0.4864,"rho":-9.287,"theo":120.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.5,"last_trade_time":"2026-02-04T14:35:29","percent_change":0.0,"prev_day_close":117.049999237061},{"option":"SPX270219C05325000","bid":1784.2,"bid_size":2.0,"ask":1795.1,"ask_size":2.0,"iv":0.2723,"open_interest":0.0,"volume":0.0,"delta":0.8811,"gamma":0.0001,"vega":13.8829,"theta":-0.2933,"rho":42.4041,"theo":1787.7929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1806.10003662109},{"option":"SPX270219P05325000","bid":121.3,"bid_size":93.0,"ask":123.9,"ask_size":98.0,"iv":0.2707,"open_interest":1.0,"volume":0.0,"delta":-0.1215,"gamma":0.0001,"vega":13.8829,"theta":-0.491,"rho":-9.4846,"theo":123.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.67,"last_trade_time":"2026-01-30T12:44:45","percent_change":0.0,"prev_day_close":119.450000762939},{"option":"SPX270219C05350000","bid":1762.7,"bid_size":2.0,"ask":1772.9,"ask_size":2.0,"iv":0.2707,"open_interest":0.0,"volume":0.0,"delta":0.8786,"gamma":0.0001,"vega":14.0834,"theta":-0.3008,"rho":42.4451,"theo":1766.2688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1785.29998779297},{"option":"SPX270219P05350000","bid":123.8,"bid_size":91.0,"ask":126.9,"ask_size":102.0,"iv":0.2695,"open_interest":13.0,"volume":1.0,"delta":-0.1241,"gamma":0.0001,"vega":14.0834,"theta":-0.4956,"rho":-9.6853,"theo":125.5369,"change":-1.65,"open":122.55,"high":122.55,"low":122.55,"tick":"up","last_trade_price":122.55,"last_trade_time":"2026-02-18T09:30:02","percent_change":-1.3285,"prev_day_close":122.0},{"option":"SPX270219C05375000","bid":1741.1,"bid_size":2.0,"ask":1752.0,"ask_size":2.0,"iv":0.2694,"open_interest":0.0,"volume":0.0,"delta":0.8759,"gamma":0.0001,"vega":14.285,"theta":-0.3083,"rho":42.4831,"theo":1744.7973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1763.80004882812},{"option":"SPX270219P05375000","bid":126.3,"bid_size":88.0,"ask":129.0,"ask_size":92.0,"iv":0.2678,"open_interest":0.0,"volume":0.0,"delta":-0.1267,"gamma":0.0001,"vega":14.285,"theta":-0.5002,"rho":-9.8889,"theo":128.1257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":124.5},{"option":"SPX270219C05400000","bid":1719.6,"bid_size":2.0,"ask":1730.7,"ask_size":2.0,"iv":0.268,"open_interest":0.0,"volume":0.0,"delta":0.8732,"gamma":0.0001,"vega":14.4881,"theta":-0.3157,"rho":42.5178,"theo":1723.3786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1742.20001220703},{"option":"SPX270219P05400000","bid":129.0,"bid_size":88.0,"ask":131.7,"ask_size":91.0,"iv":0.2665,"open_interest":2.0,"volume":0.0,"delta":-0.1294,"gamma":0.0001,"vega":14.4881,"theta":-0.5048,"rho":-10.0958,"theo":130.7674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":127.89,"last_trade_time":"2026-02-12T11:09:34","percent_change":0.0,"prev_day_close":127.0},{"option":"SPX270219C05425000","bid":1698.3,"bid_size":2.0,"ask":1709.1,"ask_size":2.0,"iv":0.2666,"open_interest":0.0,"volume":0.0,"delta":0.8705,"gamma":0.0001,"vega":14.693,"theta":-0.3232,"rho":42.549,"theo":1702.0136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1720.90002441406},{"option":"SPX270219P05425000","bid":131.6,"bid_size":85.0,"ask":134.3,"ask_size":88.0,"iv":0.2651,"open_interest":1.0,"volume":0.0,"delta":-0.1321,"gamma":0.0001,"vega":14.693,"theta":-0.5094,"rho":-10.3063,"theo":133.4628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.99,"last_trade_time":"2026-02-09T12:08:45","percent_change":0.0,"prev_day_close":129.599998474121},{"option":"SPX270219C05450000","bid":1676.7,"bid_size":2.0,"ask":1687.1,"ask_size":2.0,"iv":0.2648,"open_interest":0.0,"volume":0.0,"delta":0.8678,"gamma":0.0001,"vega":14.9,"theta":-0.3306,"rho":42.5759,"theo":1680.703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1699.5},{"option":"SPX270219P05450000","bid":134.4,"bid_size":83.0,"ask":137.1,"ask_size":87.0,"iv":0.2637,"open_interest":28.0,"volume":0.0,"delta":-0.1349,"gamma":0.0001,"vega":14.9,"theta":-0.514,"rho":-10.521,"theo":136.2126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":121.34,"last_trade_time":"2026-02-09T12:08:45","percent_change":0.0,"prev_day_close":132.299995422363},{"option":"SPX270219C05475000","bid":1655.9,"bid_size":3.0,"ask":1666.2,"ask_size":3.0,"iv":0.2637,"open_interest":0.0,"volume":0.0,"delta":0.8649,"gamma":0.0001,"vega":15.1093,"theta":-0.338,"rho":42.5982,"theo":1659.4478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1678.25},{"option":"SPX270219P05475000","bid":137.2,"bid_size":80.0,"ask":139.9,"ask_size":85.0,"iv":0.2624,"open_interest":41.0,"volume":0.0,"delta":-0.1377,"gamma":0.0001,"vega":15.1093,"theta":-0.5186,"rho":-10.7403,"theo":139.0177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":139.52,"last_trade_time":"2026-02-17T13:29:07","percent_change":0.0,"prev_day_close":135.049995422363},{"option":"SPX270219C05500000","bid":1634.8,"bid_size":3.0,"ask":1644.6,"ask_size":3.0,"iv":0.2623,"open_interest":3.0,"volume":2.0,"delta":0.862,"gamma":0.0001,"vega":15.3212,"theta":-0.3454,"rho":42.6154,"theo":1638.2489,"change":7.55,"open":1644.93,"high":1644.93,"low":1639.6,"tick":"down","last_trade_price":1639.6,"last_trade_time":"2026-02-18T09:51:15","percent_change":0.462609,"prev_day_close":1656.94995117188},{"option":"SPX270219P05500000","bid":140.0,"bid_size":78.0,"ask":142.7,"ask_size":82.0,"iv":0.2609,"open_interest":18.0,"volume":17.0,"delta":-0.1406,"gamma":0.0001,"vega":15.3212,"theta":-0.5231,"rho":-10.9648,"theo":141.8792,"change":-3.05,"open":138.7,"high":139.72,"low":137.4,"tick":"no_change","last_trade_price":137.4,"last_trade_time":"2026-02-18T14:31:31","percent_change":-2.17159,"prev_day_close":137.849998474121},{"option":"SPX270219C05525000","bid":1613.2,"bid_size":3.0,"ask":1623.4,"ask_size":3.0,"iv":0.2607,"open_interest":0.0,"volume":0.0,"delta":0.8591,"gamma":0.0001,"vega":15.5353,"theta":-0.3528,"rho":42.627,"theo":1617.1078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1635.79998779297},{"option":"SPX270219P05525000","bid":142.9,"bid_size":77.0,"ask":145.7,"ask_size":81.0,"iv":0.2596,"open_interest":55.0,"volume":0.0,"delta":-0.1435,"gamma":0.0001,"vega":15.5353,"theta":-0.5276,"rho":-11.1948,"theo":144.7984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.04,"last_trade_time":"2026-02-17T12:18:09","percent_change":0.0,"prev_day_close":140.700004577637},{"option":"SPX270219C05550000","bid":1592.6,"bid_size":3.0,"ask":1602.7,"ask_size":3.0,"iv":0.2596,"open_interest":0.0,"volume":0.0,"delta":0.8561,"gamma":0.0001,"vega":15.7515,"theta":-0.3602,"rho":42.633,"theo":1596.0256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1614.60003662109},{"option":"SPX270219P05550000","bid":145.9,"bid_size":75.0,"ask":148.7,"ask_size":79.0,"iv":0.2583,"open_interest":17.0,"volume":0.0,"delta":-0.1465,"gamma":0.0001,"vega":15.7515,"theta":-0.5321,"rho":-11.4304,"theo":147.7765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.94,"last_trade_time":"2026-02-17T12:19:59","percent_change":0.0,"prev_day_close":143.599998474121},{"option":"SPX270219C05575000","bid":1571.6,"bid_size":3.0,"ask":1581.3,"ask_size":3.0,"iv":0.2581,"open_interest":0.0,"volume":0.0,"delta":0.853,"gamma":0.0001,"vega":15.9693,"theta":-0.3675,"rho":42.6334,"theo":1575.0036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1593.60003662109},{"option":"SPX270219P05575000","bid":148.9,"bid_size":74.0,"ask":151.7,"ask_size":77.0,"iv":0.2569,"open_interest":27.0,"volume":36.0,"delta":-0.1496,"gamma":0.0001,"vega":15.9693,"theta":-0.5366,"rho":-11.6717,"theo":150.8149,"change":-7.17,"open":142.32,"high":142.35,"low":142.2,"tick":"down","last_trade_price":142.28,"last_trade_time":"2026-02-18T11:21:02","percent_change":-4.79759,"prev_day_close":146.549995422363},{"option":"SPX270219C05600000","bid":1550.7,"bid_size":3.0,"ask":1560.3,"ask_size":3.0,"iv":0.2568,"open_interest":0.0,"volume":0.0,"delta":0.8499,"gamma":0.0001,"vega":16.1881,"theta":-0.3748,"rho":42.6285,"theo":1554.043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1572.5},{"option":"SPX270219P05600000","bid":152.0,"bid_size":72.0,"ask":154.8,"ask_size":75.0,"iv":0.2555,"open_interest":473.0,"volume":2.0,"delta":-0.1527,"gamma":0.0001,"vega":16.1881,"theta":-0.541,"rho":-11.9182,"theo":153.9147,"change":-7.48,"open":145.24,"high":145.24,"low":145.22,"tick":"down","last_trade_price":145.22,"last_trade_time":"2026-02-18T11:24:05","percent_change":-4.89849,"prev_day_close":149.599998474121},{"option":"SPX270219C05625000","bid":1529.8,"bid_size":3.0,"ask":1539.3,"ask_size":3.0,"iv":0.2554,"open_interest":0.0,"volume":0.0,"delta":0.8468,"gamma":0.0001,"vega":16.4076,"theta":-0.382,"rho":42.6188,"theo":1533.1449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1551.65002441406},{"option":"SPX270219P05625000","bid":155.2,"bid_size":69.0,"ask":158.0,"ask_size":74.0,"iv":0.2542,"open_interest":16.0,"volume":5.0,"delta":-0.1559,"gamma":0.0001,"vega":16.4076,"theta":-0.5454,"rho":-12.1695,"theo":157.077,"change":-4.95,"open":151.4,"high":151.4,"low":150.5,"tick":"up","last_trade_price":150.9,"last_trade_time":"2026-02-18T15:58:02","percent_change":-3.17613,"prev_day_close":152.699996948242},{"option":"SPX270219C05650000","bid":1508.6,"bid_size":3.0,"ask":1518.5,"ask_size":3.0,"iv":0.2539,"open_interest":0.0,"volume":0.0,"delta":0.8435,"gamma":0.0001,"vega":16.6271,"theta":-0.3892,"rho":42.6046,"theo":1512.3102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1530.64996337891},{"option":"SPX270219P05650000","bid":158.4,"bid_size":70.0,"ask":161.2,"ask_size":72.0,"iv":0.2529,"open_interest":10.0,"volume":0.0,"delta":-0.1591,"gamma":0.0001,"vega":16.6271,"theta":-0.5498,"rho":-12.4254,"theo":160.3027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.6,"last_trade_time":"2026-02-12T15:57:32","percent_change":0.0,"prev_day_close":155.900001525879},{"option":"SPX270219C05675000","bid":1487.5,"bid_size":3.0,"ask":1497.7,"ask_size":3.0,"iv":0.2525,"open_interest":0.0,"volume":0.0,"delta":0.8402,"gamma":0.0001,"vega":16.8466,"theta":-0.3964,"rho":42.5867,"theo":1491.5397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1509.89996337891},{"option":"SPX270219P05675000","bid":161.7,"bid_size":67.0,"ask":165.1,"ask_size":71.0,"iv":0.2517,"open_interest":6.0,"volume":0.0,"delta":-0.1624,"gamma":0.0001,"vega":16.8466,"theta":-0.5541,"rho":-12.6849,"theo":163.5925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.7,"last_trade_time":"2026-02-12T15:58:08","percent_change":0.0,"prev_day_close":159.049995422363},{"option":"SPX270219C05700000","bid":1466.8,"bid_size":3.0,"ask":1476.9,"ask_size":3.0,"iv":0.2511,"open_interest":0.0,"volume":0.0,"delta":0.8369,"gamma":0.0001,"vega":17.0659,"theta":-0.4035,"rho":42.5653,"theo":1470.8338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1488.90002441406},{"option":"SPX270219P05700000","bid":165.1,"bid_size":67.0,"ask":168.1,"ask_size":71.0,"iv":0.2503,"open_interest":22.0,"volume":0.0,"delta":-0.1657,"gamma":0.0001,"vega":17.0659,"theta":-0.5583,"rho":-12.948,"theo":166.947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":168.94,"last_trade_time":"2026-02-13T11:04:18","percent_change":0.0,"prev_day_close":162.349998474121},{"option":"SPX270219C05725000","bid":1446.6,"bid_size":3.0,"ask":1456.3,"ask_size":3.0,"iv":0.2499,"open_interest":0.0,"volume":0.0,"delta":0.8335,"gamma":0.0001,"vega":17.2852,"theta":-0.4106,"rho":42.5404,"theo":1450.1932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1468.5},{"option":"SPX270219P05725000","bid":168.5,"bid_size":66.0,"ask":172.0,"ask_size":83.0,"iv":0.2491,"open_interest":27.0,"volume":0.0,"delta":-0.1692,"gamma":0.0001,"vega":17.2852,"theta":-0.5626,"rho":-13.2145,"theo":170.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.5,"last_trade_time":"2026-02-12T15:58:19","percent_change":0.0,"prev_day_close":165.75},{"option":"SPX270219C05750000","bid":1426.0,"bid_size":3.0,"ask":1435.6,"ask_size":3.0,"iv":0.2485,"open_interest":0.0,"volume":0.0,"delta":0.83,"gamma":0.0001,"vega":17.5049,"theta":-0.4176,"rho":42.5118,"theo":1429.6185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1447.69995117188},{"option":"SPX270219P05750000","bid":172.0,"bid_size":65.0,"ask":174.9,"ask_size":69.0,"iv":0.2476,"open_interest":12.0,"volume":0.0,"delta":-0.1726,"gamma":0.0001,"vega":17.5049,"theta":-0.5667,"rho":-13.4847,"theo":173.8523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":179.5,"last_trade_time":"2026-02-12T15:58:34","percent_change":0.0,"prev_day_close":169.099998474121},{"option":"SPX270219C05775000","bid":1405.5,"bid_size":3.0,"ask":1415.1,"ask_size":3.0,"iv":0.2472,"open_interest":0.0,"volume":0.0,"delta":0.8265,"gamma":0.0001,"vega":17.7254,"theta":-0.4246,"rho":42.4791,"theo":1409.1103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1427.19995117188},{"option":"SPX270219P05775000","bid":175.6,"bid_size":63.0,"ask":179.0,"ask_size":80.0,"iv":0.2464,"open_interest":4.0,"volume":0.0,"delta":-0.1762,"gamma":0.0001,"vega":17.7254,"theta":-0.5708,"rho":-13.759,"theo":177.4045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":168.8,"last_trade_time":"2026-02-03T15:50:00","percent_change":0.0,"prev_day_close":172.599998474121},{"option":"SPX270219C05800000","bid":1385.1,"bid_size":3.0,"ask":1394.7,"ask_size":3.0,"iv":0.2458,"open_interest":0.0,"volume":0.0,"delta":0.8229,"gamma":0.0002,"vega":17.9471,"theta":-0.4314,"rho":42.4415,"theo":1388.6696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1406.64996337891},{"option":"SPX270219P05800000","bid":179.3,"bid_size":62.0,"ask":182.1,"ask_size":66.0,"iv":0.245,"open_interest":57.0,"volume":15.0,"delta":-0.1798,"gamma":0.0002,"vega":17.9471,"theta":-0.5749,"rho":-14.0383,"theo":181.0242,"change":-3.02,"open":176.98,"high":176.98,"low":176.98,"tick":"down","last_trade_price":176.98,"last_trade_time":"2026-02-18T15:43:13","percent_change":-1.67778,"prev_day_close":176.300003051758},{"option":"SPX270219C05825000","bid":1365.0,"bid_size":3.0,"ask":1374.3,"ask_size":3.0,"iv":0.2446,"open_interest":0.0,"volume":0.0,"delta":0.8192,"gamma":0.0002,"vega":18.1702,"theta":-0.4383,"rho":42.3982,"theo":1368.2975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1386.14996337891},{"option":"SPX270219P05825000","bid":183.0,"bid_size":61.0,"ask":186.3,"ask_size":79.0,"iv":0.2438,"open_interest":8.0,"volume":8.0,"delta":-0.1834,"gamma":0.0002,"vega":18.1702,"theta":-0.5788,"rho":-14.3233,"theo":184.7125,"change":-5.3,"open":174.6,"high":178.5,"low":173.4,"tick":"no_change","last_trade_price":178.5,"last_trade_time":"2026-02-18T14:27:30","percent_change":-2.88357,"prev_day_close":179.900001525879},{"option":"SPX270219C05850000","bid":1344.7,"bid_size":3.0,"ask":1354.0,"ask_size":3.0,"iv":0.2432,"open_interest":0.0,"volume":0.0,"delta":0.8155,"gamma":0.0002,"vega":18.395,"theta":-0.4451,"rho":42.3484,"theo":1347.9956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1365.85003662109},{"option":"SPX270219P05850000","bid":186.8,"bid_size":61.0,"ask":189.8,"ask_size":65.0,"iv":0.2424,"open_interest":262.0,"volume":65.0,"delta":-0.1872,"gamma":0.0002,"vega":18.395,"theta":-0.5828,"rho":-14.6147,"theo":188.4709,"change":-3.65,"open":176.81,"high":183.95,"low":176.62,"tick":"up","last_trade_price":183.95,"last_trade_time":"2026-02-18T15:43:13","percent_change":-1.94563,"prev_day_close":183.550003051758},{"option":"SPX270219C05875000","bid":1324.4,"bid_size":3.0,"ask":1333.7,"ask_size":3.0,"iv":0.2419,"open_interest":0.0,"volume":0.0,"delta":0.8117,"gamma":0.0002,"vega":18.6212,"theta":-0.4518,"rho":42.2917,"theo":1327.7652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1345.70001220703},{"option":"SPX270219P05875000","bid":190.6,"bid_size":59.0,"ask":193.9,"ask_size":76.0,"iv":0.2412,"open_interest":19.0,"volume":2.0,"delta":-0.191,"gamma":0.0002,"vega":18.6212,"theta":-0.5866,"rho":-14.913,"theo":192.3009,"change":-11.1,"open":180.17,"high":180.35,"low":180.17,"tick":"up","last_trade_price":180.35,"last_trade_time":"2026-02-18T11:08:13","percent_change":-5.79786,"prev_day_close":187.300003051758},{"option":"SPX270219C05900000","bid":1304.3,"bid_size":3.0,"ask":1313.5,"ask_size":3.0,"iv":0.2406,"open_interest":1.0,"volume":0.0,"delta":0.8078,"gamma":0.0002,"vega":18.8486,"theta":-0.4584,"rho":42.228,"theo":1307.6083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1361.0,"last_trade_time":"2026-02-06T13:21:32","percent_change":0.0,"prev_day_close":1325.40002441406},{"option":"SPX270219P05900000","bid":194.6,"bid_size":57.0,"ask":197.4,"ask_size":62.0,"iv":0.2398,"open_interest":237.0,"volume":3.0,"delta":-0.1948,"gamma":0.0002,"vega":18.8486,"theta":-0.5904,"rho":-15.2184,"theo":196.2044,"change":-8.78,"open":186.72,"high":186.72,"low":186.72,"tick":"down","last_trade_price":186.72,"last_trade_time":"2026-02-18T10:36:09","percent_change":-4.49105,"prev_day_close":191.199996948242},{"option":"SPX270219C05925000","bid":1284.2,"bid_size":3.0,"ask":1293.5,"ask_size":3.0,"iv":0.2392,"open_interest":0.0,"volume":0.0,"delta":0.8039,"gamma":0.0002,"vega":19.0766,"theta":-0.465,"rho":42.1572,"theo":1287.5264,"change":28.05,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":2.18807,"prev_day_close":1305.25},{"option":"SPX270219P05925000","bid":198.6,"bid_size":57.0,"ask":201.7,"ask_size":74.0,"iv":0.2385,"open_interest":19.0,"volume":0.0,"delta":-0.1988,"gamma":0.0002,"vega":19.0766,"theta":-0.5941,"rho":-15.5307,"theo":200.1828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":204.4,"last_trade_time":"2026-02-17T11:13:08","percent_change":0.0,"prev_day_close":195.099998474121},{"option":"SPX270219C05950000","bid":1264.4,"bid_size":3.0,"ask":1273.4,"ask_size":3.0,"iv":0.2379,"open_interest":4.0,"volume":0.0,"delta":0.7999,"gamma":0.0002,"vega":19.3044,"theta":-0.4714,"rho":42.08,"theo":1267.5211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1321.23,"last_trade_time":"2026-02-06T13:04:12","percent_change":0.0,"prev_day_close":1285.15002441406},{"option":"SPX270219P05950000","bid":202.7,"bid_size":55.0,"ask":205.5,"ask_size":60.0,"iv":0.2372,"open_interest":24.0,"volume":0.0,"delta":-0.2028,"gamma":0.0002,"vega":19.3044,"theta":-0.5977,"rho":-15.8496,"theo":204.2378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":208.8,"last_trade_time":"2026-02-17T11:13:07","percent_change":0.0,"prev_day_close":199.200004577637},{"option":"SPX270219C05975000","bid":1244.4,"bid_size":3.0,"ask":1253.5,"ask_size":3.0,"iv":0.2366,"open_interest":0.0,"volume":0.0,"delta":0.7958,"gamma":0.0002,"vega":19.5315,"theta":-0.4778,"rho":41.9974,"theo":1247.5936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1265.29998779297},{"option":"SPX270219P05975000","bid":206.8,"bid_size":55.0,"ask":209.9,"ask_size":59.0,"iv":0.2359,"open_interest":0.0,"volume":0.0,"delta":-0.2068,"gamma":0.0002,"vega":19.5315,"theta":-0.6012,"rho":-16.1739,"theo":208.3707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.199996948242},{"option":"SPX270219C06000000","bid":1224.6,"bid_size":3.0,"ask":1233.6,"ask_size":3.0,"iv":0.2353,"open_interest":20.0,"volume":1.0,"delta":0.7916,"gamma":0.0002,"vega":19.7574,"theta":-0.4841,"rho":41.9096,"theo":1227.7451,"change":11.78,"open":1234.28,"high":1234.28,"low":1234.28,"tick":"down","last_trade_price":1234.28,"last_trade_time":"2026-02-18T09:48:13","percent_change":0.963599,"prev_day_close":1245.25},{"option":"SPX270219P06000000","bid":211.1,"bid_size":54.0,"ask":214.1,"ask_size":58.0,"iv":0.2346,"open_interest":71.0,"volume":8.0,"delta":-0.211,"gamma":0.0002,"vega":19.7574,"theta":-0.6046,"rho":-16.5032,"theo":212.5826,"change":-7.55,"open":209.35,"high":209.35,"low":201.1,"tick":"up","last_trade_price":204.5,"last_trade_time":"2026-02-18T13:50:34","percent_change":-3.56048,"prev_day_close":207.400001525879},{"option":"SPX270219C06025000","bid":1204.8,"bid_size":3.0,"ask":1213.8,"ask_size":3.0,"iv":0.2339,"open_interest":1.0,"volume":0.0,"delta":0.7874,"gamma":0.0002,"vega":19.9818,"theta":-0.4903,"rho":41.8178,"theo":1207.9764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1267.06,"last_trade_time":"2026-01-22T15:51:50","percent_change":0.0,"prev_day_close":1225.5},{"option":"SPX270219P06025000","bid":215.4,"bid_size":53.0,"ask":218.4,"ask_size":56.0,"iv":0.2333,"open_interest":1.0,"volume":0.0,"delta":-0.2152,"gamma":0.0002,"vega":19.9818,"theta":-0.608,"rho":-16.8367,"theo":216.8742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.04,"last_trade_time":"2026-01-22T15:51:50","percent_change":0.0,"prev_day_close":211.650001525879},{"option":"SPX270219C06050000","bid":1185.4,"bid_size":3.0,"ask":1194.1,"ask_size":3.0,"iv":0.2327,"open_interest":0.0,"volume":0.0,"delta":0.7831,"gamma":0.0002,"vega":20.2047,"theta":-0.4964,"rho":41.7221,"theo":1188.2881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1205.65002441406},{"option":"SPX270219P06050000","bid":219.8,"bid_size":51.0,"ask":222.6,"ask_size":55.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":-0.2195,"gamma":0.0002,"vega":20.2047,"theta":-0.6112,"rho":-17.1741,"theo":221.2463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":216.0},{"option":"SPX270219C06075000","bid":1165.6,"bid_size":3.0,"ask":1174.5,"ask_size":3.0,"iv":0.2313,"open_interest":0.0,"volume":0.0,"delta":0.7787,"gamma":0.0002,"vega":20.4265,"theta":-0.5024,"rho":41.6222,"theo":1168.6809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1186.0},{"option":"SPX270219P06075000","bid":224.2,"bid_size":51.0,"ask":227.3,"ask_size":55.0,"iv":0.2307,"open_interest":1.0,"volume":0.0,"delta":-0.2239,"gamma":0.0002,"vega":20.4265,"theta":-0.6143,"rho":-17.5156,"theo":225.6995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.75,"last_trade_time":"2026-01-30T13:04:24","percent_change":0.0,"prev_day_close":220.349998474121},{"option":"SPX270219C06100000","bid":1146.3,"bid_size":3.0,"ask":1155.0,"ask_size":3.0,"iv":0.23,"open_interest":0.0,"volume":0.0,"delta":0.7743,"gamma":0.0002,"vega":20.6475,"theta":-0.5082,"rho":41.5177,"theo":1149.1557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1166.34997558594},{"option":"SPX270219P06100000","bid":228.8,"bid_size":51.0,"ask":231.6,"ask_size":54.0,"iv":0.2293,"open_interest":8.0,"volume":2.0,"delta":-0.2283,"gamma":0.0002,"vega":20.6475,"theta":-0.6174,"rho":-17.8617,"theo":230.2346,"change":-8.27,"open":221.63,"high":221.63,"low":221.63,"tick":"no_change","last_trade_price":221.63,"last_trade_time":"2026-02-18T14:05:10","percent_change":-3.59722,"prev_day_close":224.849998474121},{"option":"SPX270219C06125000","bid":1126.7,"bid_size":3.0,"ask":1135.5,"ask_size":3.0,"iv":0.2287,"open_interest":0.0,"volume":0.0,"delta":0.7698,"gamma":0.0002,"vega":20.8683,"theta":-0.514,"rho":41.4075,"theo":1129.7135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1146.84997558594},{"option":"SPX270219P06125000","bid":233.4,"bid_size":49.0,"ask":236.5,"ask_size":54.0,"iv":0.2281,"open_interest":7.0,"volume":0.0,"delta":-0.2329,"gamma":0.0002,"vega":20.8683,"theta":-0.6203,"rho":-18.2135,"theo":234.8528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.9,"last_trade_time":"2026-02-12T15:54:03","percent_change":0.0,"prev_day_close":229.349998474121},{"option":"SPX270219C06150000","bid":1107.6,"bid_size":3.0,"ask":1116.2,"ask_size":3.0,"iv":0.2274,"open_interest":5.0,"volume":0.0,"delta":0.7652,"gamma":0.0002,"vega":21.0891,"theta":-0.5197,"rho":41.2906,"theo":1110.3559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1126.8,"last_trade_time":"2026-02-13T12:54:24","percent_change":0.0,"prev_day_close":1127.40002441406},{"option":"SPX270219P06150000","bid":238.1,"bid_size":48.0,"ask":241.0,"ask_size":53.0,"iv":0.2267,"open_interest":6.0,"volume":6.0,"delta":-0.2375,"gamma":0.0002,"vega":21.0891,"theta":-0.6231,"rho":-18.5721,"theo":239.5556,"change":-11.59,"open":228.11,"high":228.11,"low":227.71,"tick":"down","last_trade_price":227.71,"last_trade_time":"2026-02-18T12:37:11","percent_change":-4.84329,"prev_day_close":234.0},{"option":"SPX270219C06175000","bid":1088.2,"bid_size":3.0,"ask":1096.9,"ask_size":3.0,"iv":0.2261,"open_interest":0.0,"volume":0.0,"delta":0.7605,"gamma":0.0002,"vega":21.3101,"theta":-0.5252,"rho":41.1658,"theo":1091.0846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.15002441406},{"option":"SPX270219P06175000","bid":242.9,"bid_size":48.0,"ask":246.0,"ask_size":51.0,"iv":0.2254,"open_interest":34.0,"volume":29.0,"delta":-0.2422,"gamma":0.0002,"vega":21.3101,"theta":-0.6258,"rho":-18.9386,"theo":244.3446,"change":-6.65,"open":231.8,"high":237.5,"low":230.9,"tick":"up","last_trade_price":237.5,"last_trade_time":"2026-02-18T14:30:27","percent_change":-2.72373,"prev_day_close":238.650001525879},{"option":"SPX270219C06200000","bid":1069.0,"bid_size":3.0,"ask":1077.7,"ask_size":3.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.7557,"gamma":0.0002,"vega":21.5313,"theta":-0.5306,"rho":41.0324,"theo":1071.9017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1088.79998779297},{"option":"SPX270219P06200000","bid":247.8,"bid_size":47.0,"ask":250.7,"ask_size":50.0,"iv":0.2241,"open_interest":129.0,"volume":60.0,"delta":-0.2469,"gamma":0.0002,"vega":21.5313,"theta":-0.6283,"rho":-19.3136,"theo":249.2221,"change":-6.6,"open":242.5,"high":242.5,"low":242.5,"tick":"up","last_trade_price":242.5,"last_trade_time":"2026-02-18T14:18:00","percent_change":-2.64954,"prev_day_close":243.449996948242},{"option":"SPX270219C06225000","bid":1050.0,"bid_size":3.0,"ask":1058.6,"ask_size":3.0,"iv":0.2234,"open_interest":0.0,"volume":0.0,"delta":0.7509,"gamma":0.0002,"vega":21.752,"theta":-0.5359,"rho":40.8902,"theo":1052.8095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1069.64996337891},{"option":"SPX270219P06225000","bid":252.8,"bid_size":47.0,"ask":255.9,"ask_size":50.0,"iv":0.2228,"open_interest":96.0,"volume":0.0,"delta":-0.2517,"gamma":0.0002,"vega":21.752,"theta":-0.6308,"rho":-19.6974,"theo":254.1903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":234.35,"last_trade_time":"2026-02-10T13:53:11","percent_change":0.0,"prev_day_close":248.450004577637},{"option":"SPX270219C06250000","bid":1031.0,"bid_size":3.0,"ask":1039.6,"ask_size":3.0,"iv":0.2221,"open_interest":9.0,"volume":0.0,"delta":0.746,"gamma":0.0002,"vega":21.9717,"theta":-0.5411,"rho":40.7397,"theo":1033.81,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1050.45001220703},{"option":"SPX270219P06250000","bid":257.9,"bid_size":47.0,"ask":260.7,"ask_size":49.0,"iv":0.2215,"open_interest":129.0,"volume":0.0,"delta":-0.2567,"gamma":0.0002,"vega":21.9717,"theta":-0.6331,"rho":-20.0895,"theo":259.2512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.0,"last_trade_time":"2026-02-12T15:54:03","percent_change":0.0,"prev_day_close":253.450004577637},{"option":"SPX270219C06275000","bid":1012.3,"bid_size":3.0,"ask":1020.6,"ask_size":3.0,"iv":0.2208,"open_interest":15.0,"volume":0.0,"delta":0.741,"gamma":0.0002,"vega":22.1895,"theta":-0.5461,"rho":40.5819,"theo":1014.9052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1105.02,"last_trade_time":"2026-01-29T15:49:50","percent_change":0.0,"prev_day_close":1030.65002441406},{"option":"SPX270219P06275000","bid":263.0,"bid_size":47.0,"ask":266.2,"ask_size":48.0,"iv":0.2202,"open_interest":95.0,"volume":0.0,"delta":-0.2617,"gamma":0.0002,"vega":22.1895,"theta":-0.6352,"rho":-20.4889,"theo":264.4067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":272.7,"last_trade_time":"2026-02-12T15:55:11","percent_change":0.0,"prev_day_close":258.449996948242},{"option":"SPX270219C06300000","bid":993.5,"bid_size":3.0,"ask":1001.8,"ask_size":3.0,"iv":0.2195,"open_interest":2.0,"volume":0.0,"delta":0.7359,"gamma":0.0002,"vega":22.4049,"theta":-0.551,"rho":40.4176,"theo":996.0966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":986.25,"last_trade_time":"2026-02-17T15:51:06","percent_change":0.0,"prev_day_close":1011.75},{"option":"SPX270219P06300000","bid":268.3,"bid_size":45.0,"ask":271.1,"ask_size":47.0,"iv":0.2188,"open_interest":306.0,"volume":60.0,"delta":-0.2668,"gamma":0.0002,"vega":22.4049,"theta":-0.6372,"rho":-20.8949,"theo":269.6585,"change":-13.5,"open":256.2,"high":256.2,"low":256.2,"tick":"down","last_trade_price":256.2,"last_trade_time":"2026-02-18T11:27:31","percent_change":-5.00556,"prev_day_close":263.649993896484},{"option":"SPX270219C06325000","bid":974.7,"bid_size":3.0,"ask":983.1,"ask_size":3.0,"iv":0.2182,"open_interest":0.0,"volume":0.0,"delta":0.7307,"gamma":0.0002,"vega":22.6171,"theta":-0.5557,"rho":40.2482,"theo":977.3853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":992.899993896484},{"option":"SPX270219P06325000","bid":273.6,"bid_size":45.0,"ask":276.8,"ask_size":48.0,"iv":0.2176,"open_interest":1.0,"volume":0.0,"delta":-0.2719,"gamma":0.0002,"vega":22.6171,"theta":-0.6391,"rho":-21.3059,"theo":275.0076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.9,"last_trade_time":"2026-02-06T15:52:59","percent_change":0.0,"prev_day_close":268.850006103516},{"option":"SPX270219C06350000","bid":956.3,"bid_size":9.0,"ask":964.3,"ask_size":6.0,"iv":0.2168,"open_interest":0.0,"volume":0.0,"delta":0.7254,"gamma":0.0002,"vega":22.8261,"theta":-0.5603,"rho":40.0745,"theo":958.7722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":974.25},{"option":"SPX270219P06350000","bid":279.0,"bid_size":43.0,"ask":281.8,"ask_size":28.0,"iv":0.2162,"open_interest":20.0,"volume":0.0,"delta":-0.2772,"gamma":0.0002,"vega":22.8261,"theta":-0.6408,"rho":-21.7213,"theo":280.4548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":256.8,"last_trade_time":"2026-01-23T15:12:43","percent_change":0.0,"prev_day_close":274.100006103516},{"option":"SPX270219C06375000","bid":937.8,"bid_size":9.0,"ask":945.9,"ask_size":9.0,"iv":0.2156,"open_interest":3.0,"volume":0.0,"delta":0.7201,"gamma":0.0002,"vega":23.032,"theta":-0.5647,"rho":39.8964,"theo":940.2581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":967.0,"last_trade_time":"2026-02-06T10:39:06","percent_change":0.0,"prev_day_close":955.699981689453},{"option":"SPX270219P06375000","bid":284.6,"bid_size":43.0,"ask":288.1,"ask_size":47.0,"iv":0.215,"open_interest":64.0,"volume":0.0,"delta":-0.2825,"gamma":0.0002,"vega":23.032,"theta":-0.6424,"rho":-22.141,"theo":286.001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":257.4,"last_trade_time":"2026-02-09T13:10:59","percent_change":0.0,"prev_day_close":279.600006103516},{"option":"SPX270219C06400000","bid":920.1,"bid_size":6.0,"ask":927.3,"ask_size":6.0,"iv":0.2143,"open_interest":40.0,"volume":0.0,"delta":0.7146,"gamma":0.0002,"vega":23.2351,"theta":-0.5689,"rho":39.7133,"theo":921.8438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":914.97,"last_trade_time":"2026-02-17T13:30:10","percent_change":0.0,"prev_day_close":937.049987792969},{"option":"SPX270219P06400000","bid":290.2,"bid_size":43.0,"ask":293.0,"ask_size":27.0,"iv":0.2135,"open_interest":127.0,"volume":0.0,"delta":-0.288,"gamma":0.0002,"vega":23.2351,"theta":-0.6437,"rho":-22.5658,"theo":291.6471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":294.34,"last_trade_time":"2026-02-17T13:30:10","percent_change":0.0,"prev_day_close":285.149993896484},{"option":"SPX270219C06425000","bid":901.8,"bid_size":6.0,"ask":909.1,"ask_size":9.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.7091,"gamma":0.0002,"vega":23.4358,"theta":-0.573,"rho":39.5238,"theo":903.5306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.650024414062},{"option":"SPX270219P06425000","bid":295.9,"bid_size":42.0,"ask":299.3,"ask_size":44.0,"iv":0.2123,"open_interest":0.0,"volume":0.0,"delta":-0.2935,"gamma":0.0002,"vega":23.4358,"theta":-0.645,"rho":-22.9969,"theo":297.3943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":290.75},{"option":"SPX270219C06450000","bid":883.6,"bid_size":6.0,"ask":890.7,"ask_size":6.0,"iv":0.2117,"open_interest":0.0,"volume":0.0,"delta":0.7035,"gamma":0.0002,"vega":23.6344,"theta":-0.5769,"rho":39.3264,"theo":885.3204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":914.3,"last_trade_time":"2026-01-20T10:40:59","percent_change":0.0,"prev_day_close":900.25},{"option":"SPX270219P06450000","bid":301.7,"bid_size":42.0,"ask":305.4,"ask_size":51.0,"iv":0.211,"open_interest":147.0,"volume":0.0,"delta":-0.2991,"gamma":0.0002,"vega":23.6344,"theta":-0.646,"rho":-23.4359,"theo":303.2444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":310.05,"last_trade_time":"2026-02-17T11:47:59","percent_change":0.0,"prev_day_close":296.399993896484},{"option":"SPX270219C06475000","bid":865.5,"bid_size":6.0,"ask":872.7,"ask_size":9.0,"iv":0.2104,"open_interest":3.0,"volume":0.0,"delta":0.6978,"gamma":0.0002,"vega":23.8312,"theta":-0.5806,"rho":39.1196,"theo":867.2153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":869.66,"last_trade_time":"2026-02-17T13:53:32","percent_change":0.0,"prev_day_close":882.049987792969},{"option":"SPX270219P06475000","bid":307.7,"bid_size":40.0,"ask":311.2,"ask_size":43.0,"iv":0.2097,"open_interest":2.0,"volume":0.0,"delta":-0.3048,"gamma":0.0002,"vega":23.8312,"theta":-0.6469,"rho":-23.8843,"theo":309.1997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":307.67,"last_trade_time":"2026-02-17T13:53:32","percent_change":0.0,"prev_day_close":302.25},{"option":"SPX270219C06500000","bid":847.5,"bid_size":6.0,"ask":854.6,"ask_size":6.0,"iv":0.209,"open_interest":84.0,"volume":2.0,"delta":0.692,"gamma":0.0002,"vega":24.026,"theta":-0.5842,"rho":38.9024,"theo":849.2181,"change":39.82,"open":876.13,"high":884.22,"low":876.13,"tick":"up","last_trade_price":884.22,"last_trade_time":"2026-02-18T13:06:31","percent_change":4.71577,"prev_day_close":863.849975585938},{"option":"SPX270219P06500000","bid":313.7,"bid_size":40.0,"ask":317.4,"ask_size":49.0,"iv":0.2084,"open_interest":105.0,"volume":2.0,"delta":-0.3106,"gamma":0.0002,"vega":24.026,"theta":-0.6476,"rho":-24.3432,"theo":315.2628,"change":-17.06,"open":301.61,"high":301.61,"low":298.54,"tick":"down","last_trade_price":298.54,"last_trade_time":"2026-02-18T13:06:31","percent_change":-5.40558,"prev_day_close":308.199996948242},{"option":"SPX270219C06525000","bid":829.6,"bid_size":6.0,"ask":836.8,"ask_size":9.0,"iv":0.2077,"open_interest":2.0,"volume":0.0,"delta":0.6861,"gamma":0.0002,"vega":24.2181,"theta":-0.5875,"rho":38.6747,"theo":831.3315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":921.14,"last_trade_time":"2026-02-09T11:49:32","percent_change":0.0,"prev_day_close":845.849975585938},{"option":"SPX270219P06525000","bid":319.9,"bid_size":39.0,"ask":323.3,"ask_size":41.0,"iv":0.207,"open_interest":11.0,"volume":10.0,"delta":-0.3165,"gamma":0.0002,"vega":24.2181,"theta":-0.6481,"rho":-24.8125,"theo":321.4367,"change":-9.45,"open":307.9,"high":312.4,"low":305.0,"tick":"up","last_trade_price":312.4,"last_trade_time":"2026-02-18T14:28:07","percent_change":-2.93615,"prev_day_close":314.199996948242},{"option":"SPX270219C06550000","bid":811.2,"bid_size":9.0,"ask":818.8,"ask_size":6.0,"iv":0.2062,"open_interest":2.0,"volume":0.0,"delta":0.6801,"gamma":0.0003,"vega":24.4068,"theta":-0.5907,"rho":38.4372,"theo":813.5584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":825.55,"last_trade_time":"2026-02-13T14:25:49","percent_change":0.0,"prev_day_close":828.0},{"option":"SPX270219P06550000","bid":326.1,"bid_size":37.0,"ask":329.8,"ask_size":46.0,"iv":0.2057,"open_interest":38.0,"volume":27.0,"delta":-0.3225,"gamma":0.0003,"vega":24.4068,"theta":-0.6484,"rho":-25.2917,"theo":327.7239,"change":-14.3,"open":318.0,"high":318.0,"low":312.2,"tick":"down","last_trade_price":313.8,"last_trade_time":"2026-02-18T13:28:01","percent_change":-4.35843,"prev_day_close":320.350006103516},{"option":"SPX270219C06575000","bid":794.2,"bid_size":6.0,"ask":801.3,"ask_size":9.0,"iv":0.205,"open_interest":1.0,"volume":0.0,"delta":0.674,"gamma":0.0003,"vega":24.5914,"theta":-0.5936,"rho":38.1917,"theo":795.901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":778.17,"last_trade_time":"2026-02-05T14:06:41","percent_change":0.0,"prev_day_close":810.049987792969},{"option":"SPX270219P06575000","bid":332.5,"bid_size":37.0,"ask":336.2,"ask_size":39.0,"iv":0.2043,"open_interest":3.0,"volume":0.0,"delta":-0.3286,"gamma":0.0003,"vega":24.5914,"theta":-0.6485,"rho":-25.7788,"theo":334.1268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":343.4,"last_trade_time":"2026-02-12T15:55:21","percent_change":0.0,"prev_day_close":326.549987792969},{"option":"SPX270219C06600000","bid":776.6,"bid_size":6.0,"ask":783.5,"ask_size":6.0,"iv":0.2036,"open_interest":1.0,"volume":0.0,"delta":0.6679,"gamma":0.0003,"vega":24.7711,"theta":-0.5964,"rho":37.9396,"theo":778.361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":771.96,"last_trade_time":"2026-02-17T13:30:10","percent_change":0.0,"prev_day_close":792.349975585938},{"option":"SPX270219P06600000","bid":339.0,"bid_size":36.0,"ask":342.8,"ask_size":44.0,"iv":0.203,"open_interest":17.0,"volume":0.0,"delta":-0.3348,"gamma":0.0003,"vega":24.7711,"theta":-0.6484,"rho":-26.2725,"theo":340.6472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":343.88,"last_trade_time":"2026-02-17T13:30:10","percent_change":0.0,"prev_day_close":332.950012207031},{"option":"SPX270219C06625000","bid":759.2,"bid_size":6.0,"ask":766.2,"ask_size":9.0,"iv":0.2023,"open_interest":2.0,"volume":0.0,"delta":0.6616,"gamma":0.0003,"vega":24.9454,"theta":-0.5989,"rho":37.6826,"theo":760.9397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":844.32,"last_trade_time":"2026-02-09T15:27:48","percent_change":0.0,"prev_day_close":774.75},{"option":"SPX270219P06625000","bid":345.6,"bid_size":37.0,"ask":349.3,"ask_size":39.0,"iv":0.2016,"open_interest":3.0,"volume":0.0,"delta":-0.341,"gamma":0.0003,"vega":24.9454,"theta":-0.648,"rho":-26.7711,"theo":347.2862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":313.02,"last_trade_time":"2026-02-09T15:27:48","percent_change":0.0,"prev_day_close":339.449996948242},{"option":"SPX270219C06650000","bid":741.2,"bid_size":9.0,"ask":748.7,"ask_size":6.0,"iv":0.2008,"open_interest":2.0,"volume":0.0,"delta":0.6552,"gamma":0.0003,"vega":25.1143,"theta":-0.6012,"rho":37.4211,"theo":743.638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":826.47,"last_trade_time":"2026-02-09T15:27:48","percent_change":0.0,"prev_day_close":757.299987792969},{"option":"SPX270219P06650000","bid":352.4,"bid_size":34.0,"ask":356.1,"ask_size":42.0,"iv":0.2003,"open_interest":4.0,"volume":4.0,"delta":-0.3474,"gamma":0.0003,"vega":25.1143,"theta":-0.6475,"rho":-27.2743,"theo":354.0449,"change":-17.08,"open":338.04,"high":338.04,"low":337.56,"tick":"up","last_trade_price":337.57,"last_trade_time":"2026-02-18T12:37:11","percent_change":-4.81602,"prev_day_close":346.099990844727},{"option":"SPX270219C06675000","bid":724.7,"bid_size":7.0,"ask":731.6,"ask_size":12.0,"iv":0.1996,"open_interest":0.0,"volume":0.0,"delta":0.6488,"gamma":0.0003,"vega":25.2778,"theta":-0.6033,"rho":37.1545,"theo":726.4572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":739.899993896484},{"option":"SPX270219P06675000","bid":359.2,"bid_size":34.0,"ask":362.9,"ask_size":36.0,"iv":0.1989,"open_interest":151.0,"volume":0.0,"delta":-0.3539,"gamma":0.0003,"vega":25.2778,"theta":-0.6467,"rho":-27.7826,"theo":360.9245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":371.04,"last_trade_time":"2026-02-13T10:44:50","percent_change":0.0,"prev_day_close":352.699996948242},{"option":"SPX270219C06700000","bid":708.6,"bid_size":14.0,"ask":712.7,"ask_size":13.0,"iv":0.198,"open_interest":48.0,"volume":16.0,"delta":0.6422,"gamma":0.0003,"vega":25.4363,"theta":-0.6052,"rho":36.881,"theo":709.3987,"change":1.0,"open":730.9,"high":738.5,"low":719.4,"tick":"up","last_trade_price":724.7,"last_trade_time":"2026-02-18T16:00:32","percent_change":0.138333,"prev_day_close":722.899993896484},{"option":"SPX270219P06700000","bid":366.2,"bid_size":34.0,"ask":369.3,"ask_size":36.0,"iv":0.1975,"open_interest":98.0,"volume":0.0,"delta":-0.3605,"gamma":0.0003,"vega":25.4363,"theta":-0.6457,"rho":-28.2976,"theo":367.9264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.64,"last_trade_time":"2026-02-12T13:11:56","percent_change":0.0,"prev_day_close":359.5},{"option":"SPX270219C06725000","bid":690.9,"bid_size":15.0,"ask":695.7,"ask_size":14.0,"iv":0.1965,"open_interest":26.0,"volume":0.0,"delta":0.6355,"gamma":0.0003,"vega":25.59,"theta":-0.6068,"rho":36.5986,"theo":692.4651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":695.73,"last_trade_time":"2026-02-17T14:19:47","percent_change":0.0,"prev_day_close":705.800018310547},{"option":"SPX270219P06725000","bid":373.2,"bid_size":34.0,"ask":377.2,"ask_size":42.0,"iv":0.1963,"open_interest":11.0,"volume":0.0,"delta":-0.3671,"gamma":0.0003,"vega":25.59,"theta":-0.6445,"rho":-28.8217,"theo":375.0531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":380.9,"last_trade_time":"2026-02-17T13:26:03","percent_change":0.0,"prev_day_close":366.449996948242},{"option":"SPX270219C06750000","bid":674.7,"bid_size":15.0,"ask":678.9,"ask_size":14.0,"iv":0.1953,"open_interest":180.0,"volume":11.0,"delta":0.6287,"gamma":0.0003,"vega":25.7388,"theta":-0.6082,"rho":36.305,"theo":675.6595,"change":24.32,"open":687.82,"high":695.42,"low":687.82,"tick":"up","last_trade_price":695.42,"last_trade_time":"2026-02-18T10:03:05","percent_change":3.6239,"prev_day_close":688.75},{"option":"SPX270219P06750000","bid":380.4,"bid_size":31.0,"ask":383.6,"ask_size":32.0,"iv":0.1947,"open_interest":189.0,"volume":11.0,"delta":-0.3739,"gamma":0.0003,"vega":25.7388,"theta":-0.643,"rho":-29.357,"theo":382.3079,"change":-14.2,"open":373.7,"high":373.7,"low":368.85,"tick":"down","last_trade_price":368.85,"last_trade_time":"2026-02-18T10:03:05","percent_change":-3.70709,"prev_day_close":373.649993896484},{"option":"SPX270219C06775000","bid":657.4,"bid_size":15.0,"ask":662.2,"ask_size":14.0,"iv":0.1938,"open_interest":99.0,"volume":0.0,"delta":0.6218,"gamma":0.0003,"vega":25.8825,"theta":-0.6093,"rho":35.999,"theo":658.9857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":661.11,"last_trade_time":"2026-02-13T11:30:40","percent_change":0.0,"prev_day_close":671.799987792969},{"option":"SPX270219P06775000","bid":387.8,"bid_size":31.0,"ask":391.6,"ask_size":34.0,"iv":0.1935,"open_interest":6.0,"volume":0.0,"delta":-0.3808,"gamma":0.0003,"vega":25.8825,"theta":-0.6413,"rho":-29.9046,"theo":389.6945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":384.89,"last_trade_time":"2026-02-12T11:37:10","percent_change":0.0,"prev_day_close":380.75},{"option":"SPX270219C06800000","bid":641.4,"bid_size":16.0,"ask":645.6,"ask_size":16.0,"iv":0.1926,"open_interest":1308.0,"volume":161.0,"delta":0.6148,"gamma":0.0003,"vega":26.0206,"theta":-0.6102,"rho":35.6807,"theo":642.4477,"change":8.45,"open":648.22,"high":672.4,"low":646.4,"tick":"down","last_trade_price":646.4,"last_trade_time":"2026-02-18T15:28:40","percent_change":1.32455,"prev_day_close":655.149993896484},{"option":"SPX270219P06800000","bid":395.2,"bid_size":30.0,"ask":399.4,"ask_size":37.0,"iv":0.1922,"open_interest":21.0,"volume":16.0,"delta":-0.3878,"gamma":0.0003,"vega":26.0206,"theta":-0.6393,"rho":-30.4645,"theo":397.2169,"change":-3.8,"open":391.69,"high":394.15,"low":377.12,"tick":"up","last_trade_price":394.15,"last_trade_time":"2026-02-18T15:28:40","percent_change":-0.954893,"prev_day_close":388.149993896484},{"option":"SPX270219C06825000","bid":624.3,"bid_size":16.0,"ask":629.2,"ask_size":15.0,"iv":0.1911,"open_interest":2894.0,"volume":1600.0,"delta":0.6078,"gamma":0.0003,"vega":26.1522,"theta":-0.6108,"rho":35.352,"theo":626.0494,"change":37.2,"open":658.8,"high":658.8,"low":658.8,"tick":"no_change","last_trade_price":658.8,"last_trade_time":"2026-02-18T13:02:36","percent_change":5.98456,"prev_day_close":638.600006103516},{"option":"SPX270219P06825000","bid":402.8,"bid_size":30.0,"ask":406.7,"ask_size":32.0,"iv":0.1908,"open_interest":18.0,"volume":0.0,"delta":-0.3949,"gamma":0.0003,"vega":26.1522,"theta":-0.6371,"rho":-31.0348,"theo":404.8789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":411.3,"last_trade_time":"2026-02-17T13:26:03","percent_change":0.0,"prev_day_close":395.600006103516},{"option":"SPX270219C06850000","bid":608.7,"bid_size":16.0,"ask":612.9,"ask_size":15.0,"iv":0.1898,"open_interest":1781.0,"volume":117.0,"delta":0.6006,"gamma":0.0003,"vega":26.2767,"theta":-0.6112,"rho":35.0146,"theo":609.7938,"change":8.09,"open":634.6,"high":634.6,"low":613.49,"tick":"down","last_trade_price":613.49,"last_trade_time":"2026-02-18T15:35:11","percent_change":1.3363,"prev_day_close":622.149993896484},{"option":"SPX270219P06850000","bid":410.6,"bid_size":30.0,"ask":414.8,"ask_size":31.0,"iv":0.1894,"open_interest":91.0,"volume":38.0,"delta":-0.4021,"gamma":0.0003,"vega":26.2767,"theta":-0.6346,"rho":-31.6138,"theo":412.6837,"change":-14.0,"open":396.1,"high":399.5,"low":391.2,"tick":"no_change","last_trade_price":399.5,"last_trade_time":"2026-02-18T14:25:29","percent_change":-3.38573,"prev_day_close":403.25},{"option":"SPX270219C06875000","bid":591.9,"bid_size":16.0,"ask":596.7,"ask_size":15.0,"iv":0.1883,"open_interest":2432.0,"volume":1748.0,"delta":0.5932,"gamma":0.0003,"vega":26.3934,"theta":-0.6113,"rho":34.6717,"theo":593.6835,"change":19.15,"open":625.6,"high":625.6,"low":604.6,"tick":"up","last_trade_price":608.5,"last_trade_time":"2026-02-18T16:01:49","percent_change":3.24934,"prev_day_close":605.850006103516},{"option":"SPX270219P06875000","bid":418.5,"bid_size":30.0,"ask":422.5,"ask_size":32.0,"iv":0.188,"open_interest":145.0,"volume":3.0,"delta":-0.4094,"gamma":0.0003,"vega":26.3934,"theta":-0.6319,"rho":-32.1984,"theo":420.6337,"change":-9.04,"open":399.37,"high":412.46,"low":399.37,"tick":"up","last_trade_price":412.46,"last_trade_time":"2026-02-18T15:43:13","percent_change":-2.14472,"prev_day_close":410.949996948242},{"option":"SPX270219C06900000","bid":576.6,"bid_size":16.0,"ask":580.8,"ask_size":15.0,"iv":0.1871,"open_interest":2892.0,"volume":124.0,"delta":0.5858,"gamma":0.0003,"vega":26.502,"theta":-0.6111,"rho":34.3242,"theo":577.7204,"change":17.8,"open":605.8,"high":607.7,"low":590.0,"tick":"down","last_trade_price":591.3,"last_trade_time":"2026-02-18T16:09:29","percent_change":3.10375,"prev_day_close":589.75},{"option":"SPX270219P06900000","bid":426.6,"bid_size":29.0,"ask":430.8,"ask_size":30.0,"iv":0.1867,"open_interest":623.0,"volume":1.0,"delta":-0.4168,"gamma":0.0003,"vega":26.502,"theta":-0.6288,"rho":-32.7875,"theo":428.731,"change":-13.85,"open":415.9,"high":415.9,"low":415.9,"tick":"down","last_trade_price":415.9,"last_trade_time":"2026-02-18T15:59:01","percent_change":-3.2228,"prev_day_close":418.949996948242},{"option":"SPX270219C06925000","bid":560.1,"bid_size":17.0,"ask":564.9,"ask_size":16.0,"iv":0.1856,"open_interest":274.0,"volume":8.0,"delta":0.5783,"gamma":0.0003,"vega":26.6025,"theta":-0.6107,"rho":33.9719,"theo":561.9066,"change":23.96,"open":581.2,"high":581.71,"low":581.2,"tick":"up","last_trade_price":581.71,"last_trade_time":"2026-02-18T15:54:13","percent_change":4.29583,"prev_day_close":573.800018310547},{"option":"SPX270219P06925000","bid":434.8,"bid_size":30.0,"ask":438.8,"ask_size":32.0,"iv":0.1853,"open_interest":22.0,"volume":0.0,"delta":-0.4243,"gamma":0.0003,"vega":26.6025,"theta":-0.6255,"rho":-33.3815,"theo":436.9775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.6,"last_trade_time":"2026-02-09T10:04:52","percent_change":0.0,"prev_day_close":427.0},{"option":"SPX270219C06950000","bid":545.1,"bid_size":17.0,"ask":549.3,"ask_size":16.0,"iv":0.1843,"open_interest":1234.0,"volume":176.0,"delta":0.5707,"gamma":0.0003,"vega":26.6948,"theta":-0.61,"rho":33.6127,"theo":546.2449,"change":22.97,"open":570.65,"high":572.59,"low":562.54,"tick":"down","last_trade_price":565.12,"last_trade_time":"2026-02-18T15:55:29","percent_change":4.23684,"prev_day_close":557.950012207031},{"option":"SPX270219P06950000","bid":443.2,"bid_size":29.0,"ask":447.4,"ask_size":30.0,"iv":0.1839,"open_interest":44.0,"volume":0.0,"delta":-0.432,"gamma":0.0003,"vega":26.6948,"theta":-0.6219,"rho":-33.9823,"theo":445.3761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":411.3,"last_trade_time":"2026-02-12T10:34:50","percent_change":0.0,"prev_day_close":435.25},{"option":"SPX270219C06975000","bid":529.0,"bid_size":17.0,"ask":533.8,"ask_size":16.0,"iv":0.1828,"open_interest":108.0,"volume":2.0,"delta":0.5629,"gamma":0.0003,"vega":26.7788,"theta":-0.6089,"rho":33.2435,"theo":530.7391,"change":17.89,"open":544.63,"high":544.69,"low":544.63,"tick":"up","last_trade_price":544.69,"last_trade_time":"2026-02-18T16:02:10","percent_change":3.39598,"prev_day_close":542.350006103516},{"option":"SPX270219P06975000","bid":451.7,"bid_size":28.0,"ask":455.8,"ask_size":30.0,"iv":0.1825,"open_interest":44.0,"volume":0.0,"delta":-0.4397,"gamma":0.0003,"vega":26.7788,"theta":-0.618,"rho":-34.5932,"theo":453.9308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":419.1,"last_trade_time":"2026-02-12T10:34:49","percent_change":0.0,"prev_day_close":443.600006103516},{"option":"SPX270219C07000000","bid":514.3,"bid_size":17.0,"ask":518.5,"ask_size":17.0,"iv":0.1816,"open_interest":2537.0,"volume":109.0,"delta":0.5551,"gamma":0.0003,"vega":26.8542,"theta":-0.6076,"rho":32.8614,"theo":515.3946,"change":13.23,"open":521.15,"high":543.42,"low":518.42,"tick":"down","last_trade_price":524.68,"last_trade_time":"2026-02-18T15:38:18","percent_change":2.58676,"prev_day_close":526.75},{"option":"SPX270219P07000000","bid":460.5,"bid_size":27.0,"ask":465.0,"ask_size":28.0,"iv":0.1813,"open_interest":343.0,"volume":13.0,"delta":-0.4476,"gamma":0.0003,"vega":26.8542,"theta":-0.6139,"rho":-35.2168,"theo":462.6466,"change":-5.02,"open":456.12,"high":458.93,"low":440.72,"tick":"up","last_trade_price":458.93,"last_trade_time":"2026-02-18T15:28:40","percent_change":-1.08201,"prev_day_close":452.199996948242},{"option":"SPX270219C07025000","bid":498.5,"bid_size":17.0,"ask":503.3,"ask_size":16.0,"iv":0.1801,"open_interest":29.0,"volume":0.0,"delta":0.5471,"gamma":0.0003,"vega":26.9204,"theta":-0.606,"rho":32.4651,"theo":500.2174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":492.68,"last_trade_time":"2026-02-17T11:49:01","percent_change":0.0,"prev_day_close":511.450012207031},{"option":"SPX270219P07025000","bid":469.4,"bid_size":26.0,"ask":473.4,"ask_size":28.0,"iv":0.1798,"open_interest":2.0,"volume":0.0,"delta":-0.4555,"gamma":0.0003,"vega":26.9204,"theta":-0.6094,"rho":-35.8548,"theo":471.5298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":471.97,"last_trade_time":"2026-01-20T09:49:26","percent_change":0.0,"prev_day_close":460.949996948242},{"option":"SPX270219C07050000","bid":484.1,"bid_size":18.0,"ask":488.3,"ask_size":18.0,"iv":0.1788,"open_interest":70.0,"volume":7.0,"delta":0.5391,"gamma":0.0003,"vega":26.977,"theta":-0.6041,"rho":32.0552,"theo":485.214,"change":28.65,"open":486.1,"high":510.3,"low":486.1,"tick":"up","last_trade_price":510.3,"last_trade_time":"2026-02-18T11:22:35","percent_change":5.9483,"prev_day_close":496.449996948242},{"option":"SPX270219P07050000","bid":478.5,"bid_size":26.0,"ask":483.0,"ask_size":27.0,"iv":0.1786,"open_interest":24.0,"volume":0.0,"delta":-0.4636,"gamma":0.0003,"vega":26.977,"theta":-0.6047,"rho":-36.5063,"theo":480.5867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":480.95,"last_trade_time":"2026-02-12T12:53:54","percent_change":0.0,"prev_day_close":469.800003051758},{"option":"SPX270219C07075000","bid":468.8,"bid_size":18.0,"ask":473.6,"ask_size":18.0,"iv":0.1774,"open_interest":451.0,"volume":0.0,"delta":0.5309,"gamma":0.0003,"vega":27.0233,"theta":-0.6019,"rho":31.635,"theo":470.3903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":502.0,"last_trade_time":"2026-02-03T13:16:46","percent_change":0.0,"prev_day_close":481.399993896484},{"option":"SPX270219P07075000","bid":487.7,"bid_size":26.0,"ask":491.8,"ask_size":28.0,"iv":0.1771,"open_interest":0.0,"volume":0.0,"delta":-0.4718,"gamma":0.0003,"vega":27.0233,"theta":-0.5996,"rho":-37.1682,"theo":489.8234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.899993896484},{"option":"SPX270219C07100000","bid":454.7,"bid_size":18.0,"ask":459.0,"ask_size":18.0,"iv":0.1762,"open_interest":36.0,"volume":0.0,"delta":0.5226,"gamma":0.0003,"vega":27.059,"theta":-0.5994,"rho":31.2077,"theo":455.7512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":452.48,"last_trade_time":"2026-02-17T15:23:47","percent_change":0.0,"prev_day_close":466.699996948242},{"option":"SPX270219P07100000","bid":497.2,"bid_size":26.0,"ask":501.5,"ask_size":27.0,"iv":0.1758,"open_interest":27.0,"volume":2.0,"delta":-0.48,"gamma":0.0003,"vega":27.059,"theta":-0.5942,"rho":-37.8371,"theo":499.2446,"change":-25.86,"open":475.19,"high":475.19,"low":475.19,"tick":"up","last_trade_price":475.19,"last_trade_time":"2026-02-18T12:07:50","percent_change":-5.16116,"prev_day_close":488.199996948242},{"option":"SPX270219C07125000","bid":439.8,"bid_size":26.0,"ask":444.5,"ask_size":26.0,"iv":0.1747,"open_interest":23.0,"volume":0.0,"delta":0.5142,"gamma":0.0003,"vega":27.084,"theta":-0.5966,"rho":30.7764,"theo":441.3009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":432.31,"last_trade_time":"2026-02-13T15:57:34","percent_change":0.0,"prev_day_close":452.100006103516},{"option":"SPX270219P07125000","bid":506.8,"bid_size":26.0,"ask":510.9,"ask_size":28.0,"iv":0.1744,"open_interest":0.0,"volume":0.0,"delta":-0.4884,"gamma":0.0003,"vega":27.084,"theta":-0.5886,"rho":-38.51,"theo":508.8547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":497.649993896484},{"option":"SPX270219C07150000","bid":426.1,"bid_size":28.0,"ask":430.3,"ask_size":27.0,"iv":0.1734,"open_interest":12.0,"volume":0.0,"delta":0.5057,"gamma":0.0003,"vega":27.098,"theta":-0.5935,"rho":30.3414,"theo":427.0434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.59,"last_trade_time":"2026-02-17T15:07:03","percent_change":0.0,"prev_day_close":437.699996948242},{"option":"SPX270219P07150000","bid":516.7,"bid_size":25.0,"ask":520.0,"ask_size":15.0,"iv":0.1729,"open_interest":1.0,"volume":0.0,"delta":-0.4969,"gamma":0.0003,"vega":27.098,"theta":-0.5826,"rho":-39.1867,"theo":518.6575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":483.32,"last_trade_time":"2026-02-09T09:40:53","percent_change":0.0,"prev_day_close":507.349990844727},{"option":"SPX270219C07175000","bid":411.5,"bid_size":28.0,"ask":416.3,"ask_size":27.0,"iv":0.172,"open_interest":21.0,"volume":0.0,"delta":0.4971,"gamma":0.0003,"vega":27.1005,"theta":-0.59,"rho":29.9004,"theo":412.9833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":418.03,"last_trade_time":"2026-02-12T13:23:48","percent_change":0.0,"prev_day_close":423.449996948242},{"option":"SPX270219P07175000","bid":526.7,"bid_size":18.0,"ask":530.7,"ask_size":20.0,"iv":0.1717,"open_interest":0.0,"volume":0.0,"delta":-0.5055,"gamma":0.0003,"vega":27.1005,"theta":-0.5763,"rho":-39.8693,"theo":528.6579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":517.149993896484},{"option":"SPX270219C07200000","bid":398.2,"bid_size":28.0,"ask":402.4,"ask_size":26.0,"iv":0.1707,"open_interest":1147.0,"volume":115.0,"delta":0.4884,"gamma":0.0004,"vega":27.091,"theta":-0.5863,"rho":29.4494,"theo":399.1271,"change":5.72,"open":402.07,"high":402.07,"low":402.07,"tick":"up","last_trade_price":402.07,"last_trade_time":"2026-02-18T15:35:11","percent_change":1.44317,"prev_day_close":409.449996948242},{"option":"SPX270219P07200000","bid":536.9,"bid_size":18.0,"ask":541.5,"ask_size":19.0,"iv":0.1704,"open_interest":3.0,"volume":2.0,"delta":-0.5142,"gamma":0.0004,"vega":27.091,"theta":-0.5697,"rho":-40.5619,"theo":538.862,"change":-9.09,"open":531.65,"high":532.16,"low":531.65,"tick":"up","last_trade_price":532.16,"last_trade_time":"2026-02-18T15:32:52","percent_change":-1.67945,"prev_day_close":527.300018310547},{"option":"SPX270219C07225000","bid":384.5,"bid_size":28.0,"ask":388.7,"ask_size":27.0,"iv":0.1694,"open_interest":172.0,"volume":0.0,"delta":0.4796,"gamma":0.0004,"vega":27.0685,"theta":-0.5822,"rho":28.9848,"theo":385.4827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":417.4,"last_trade_time":"2026-01-23T10:00:35","percent_change":0.0,"prev_day_close":395.650009155273},{"option":"SPX270219P07225000","bid":547.3,"bid_size":17.0,"ask":551.3,"ask_size":18.0,"iv":0.1689,"open_interest":0.0,"volume":0.0,"delta":-0.523,"gamma":0.0004,"vega":27.0685,"theta":-0.5628,"rho":-41.2682,"theo":549.278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.5},{"option":"SPX270219C07250000","bid":371.1,"bid_size":28.0,"ask":375.3,"ask_size":26.0,"iv":0.168,"open_interest":472.0,"volume":51.0,"delta":0.4707,"gamma":0.0004,"vega":27.0323,"theta":-0.5779,"rho":28.5052,"theo":372.0593,"change":21.19,"open":373.35,"high":393.26,"low":373.35,"tick":"down","last_trade_price":390.84,"last_trade_time":"2026-02-18T13:41:32","percent_change":5.73245,"prev_day_close":382.149993896484},{"option":"SPX270219P07250000","bid":557.9,"bid_size":17.0,"ask":562.5,"ask_size":17.0,"iv":0.1677,"open_interest":11.0,"volume":10.0,"delta":-0.5319,"gamma":0.0004,"vega":27.0323,"theta":-0.5556,"rho":-41.9895,"theo":559.9149,"change":-20.52,"open":541.98,"high":541.98,"low":541.98,"tick":"up","last_trade_price":541.98,"last_trade_time":"2026-02-18T10:03:05","percent_change":-3.648,"prev_day_close":548.0},{"option":"SPX270219C07275000","bid":357.9,"bid_size":29.0,"ask":362.1,"ask_size":27.0,"iv":0.1667,"open_interest":8.0,"volume":2.0,"delta":0.4618,"gamma":0.0004,"vega":26.9819,"theta":-0.5732,"rho":28.0129,"theo":358.8661,"change":23.84,"open":379.69,"high":380.44,"low":379.69,"tick":"up","last_trade_price":380.44,"last_trade_time":"2026-02-18T10:21:41","percent_change":6.68536,"prev_day_close":368.75},{"option":"SPX270219P07275000","bid":568.8,"bid_size":17.0,"ask":573.4,"ask_size":18.0,"iv":0.1664,"open_interest":0.0,"volume":0.0,"delta":-0.5409,"gamma":0.0004,"vega":26.9819,"theta":-0.5481,"rho":-42.7234,"theo":570.7821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":558.700012207031},{"option":"SPX270219C07300000","bid":344.9,"bid_size":29.0,"ask":349.1,"ask_size":27.0,"iv":0.1653,"open_interest":275.0,"volume":92.0,"delta":0.4527,"gamma":0.0004,"vega":26.9176,"theta":-0.5683,"rho":27.5123,"theo":345.911,"change":10.28,"open":368.76,"high":369.72,"low":353.75,"tick":"down","last_trade_price":353.83,"last_trade_time":"2026-02-18T15:38:18","percent_change":2.99229,"prev_day_close":355.600006103516},{"option":"SPX270219P07300000","bid":579.9,"bid_size":16.0,"ask":583.9,"ask_size":17.0,"iv":0.1649,"open_interest":3.0,"volume":0.0,"delta":-0.5499,"gamma":0.0004,"vega":26.9176,"theta":-0.5403,"rho":-43.4656,"theo":581.8873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":588.03,"last_trade_time":"2026-02-17T15:51:06","percent_change":0.0,"prev_day_close":569.75},{"option":"SPX270219C07325000","bid":332.2,"bid_size":30.0,"ask":336.4,"ask_size":29.0,"iv":0.164,"open_interest":579.0,"volume":0.0,"delta":0.4436,"gamma":0.0004,"vega":26.84,"theta":-0.563,"rho":27.0089,"theo":333.2002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":333.68,"last_trade_time":"2026-02-13T15:09:35","percent_change":0.0,"prev_day_close":342.75},{"option":"SPX270219P07325000","bid":591.2,"bid_size":16.0,"ask":595.8,"ask_size":17.0,"iv":0.1637,"open_interest":2.0,"volume":0.0,"delta":-0.5591,"gamma":0.0004,"vega":26.84,"theta":-0.5321,"rho":-44.2106,"theo":593.2369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":584.47,"last_trade_time":"2026-01-20T11:08:24","percent_change":0.0,"prev_day_close":581.0},{"option":"SPX270219C07350000","bid":319.6,"bid_size":29.0,"ask":323.9,"ask_size":28.0,"iv":0.1627,"open_interest":11.0,"volume":6.0,"delta":0.4343,"gamma":0.0004,"vega":26.7494,"theta":-0.5575,"rho":26.5048,"theo":320.7388,"change":23.05,"open":341.46,"high":341.85,"low":341.46,"tick":"up","last_trade_price":341.85,"last_trade_time":"2026-02-18T11:22:35","percent_change":7.23024,"prev_day_close":330.149993896484},{"option":"SPX270219P07350000","bid":602.8,"bid_size":16.0,"ask":606.8,"ask_size":17.0,"iv":0.1623,"open_interest":2.0,"volume":0.0,"delta":-0.5683,"gamma":0.0004,"vega":26.7494,"theta":-0.5237,"rho":-44.9564,"theo":604.8359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":573.61,"last_trade_time":"2026-01-29T11:47:55","percent_change":0.0,"prev_day_close":592.399993896484},{"option":"SPX270219C07375000","bid":307.6,"bid_size":33.0,"ask":311.7,"ask_size":31.0,"iv":0.1615,"open_interest":129.0,"volume":120.0,"delta":0.425,"gamma":0.0004,"vega":26.6455,"theta":-0.5516,"rho":25.9983,"theo":308.5323,"change":9.95,"open":316.6,"high":316.6,"low":316.6,"tick":"up","last_trade_price":316.6,"last_trade_time":"2026-02-18T14:53:02","percent_change":3.24474,"prev_day_close":317.699996948242},{"option":"SPX270219P07375000","bid":614.7,"bid_size":16.0,"ask":619.3,"ask_size":17.0,"iv":0.1612,"open_interest":0.0,"volume":0.0,"delta":-0.5776,"gamma":0.0004,"vega":26.6455,"theta":-0.515,"rho":-45.7045,"theo":616.6897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":604.049987792969},{"option":"SPX270219C07400000","bid":295.2,"bid_size":31.0,"ask":299.8,"ask_size":31.0,"iv":0.1601,"open_interest":1467.0,"volume":75.0,"delta":0.4157,"gamma":0.0004,"vega":26.527,"theta":-0.5455,"rho":25.4846,"theo":296.5872,"change":15.15,"open":310.0,"high":310.0,"low":310.0,"tick":"up","last_trade_price":310.0,"last_trade_time":"2026-02-18T14:25:34","percent_change":5.13821,"prev_day_close":305.600006103516},{"option":"SPX270219P07400000","bid":626.8,"bid_size":15.0,"ask":630.8,"ask_size":16.0,"iv":0.1598,"open_interest":2.0,"volume":1.0,"delta":-0.5869,"gamma":0.0004,"vega":26.527,"theta":-0.5061,"rho":-46.4598,"theo":628.805,"change":-14.73,"open":617.47,"high":617.47,"low":617.47,"tick":"up","last_trade_price":617.47,"last_trade_time":"2026-02-18T15:43:13","percent_change":-2.32996,"prev_day_close":616.0},{"option":"SPX270219C07425000","bid":284.0,"bid_size":32.0,"ask":288.1,"ask_size":31.0,"iv":0.159,"open_interest":25.0,"volume":0.0,"delta":0.4063,"gamma":0.0004,"vega":26.3924,"theta":-0.5392,"rho":24.9593,"theo":284.9121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":347.4,"last_trade_time":"2026-02-09T14:40:00","percent_change":0.0,"prev_day_close":293.850006103516},{"option":"SPX270219P07425000","bid":639.2,"bid_size":15.0,"ask":643.9,"ask_size":16.0,"iv":0.1587,"open_interest":0.0,"volume":0.0,"delta":-0.5963,"gamma":0.0004,"vega":26.3924,"theta":-0.4968,"rho":-47.2268,"theo":641.1902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.25},{"option":"SPX270219C07450000","bid":273.4,"bid_size":32.0,"ask":276.7,"ask_size":32.0,"iv":0.1579,"open_interest":291.0,"volume":2.0,"delta":0.3969,"gamma":0.0004,"vega":26.2404,"theta":-0.5325,"rho":24.421,"theo":273.516,"change":20.32,"open":292.12,"high":292.42,"low":292.12,"tick":"up","last_trade_price":292.42,"last_trade_time":"2026-02-18T12:35:53","percent_change":7.46784,"prev_day_close":282.25},{"option":"SPX270219P07450000","bid":651.9,"bid_size":15.0,"ask":656.5,"ask_size":16.0,"iv":0.1574,"open_interest":3.0,"volume":0.0,"delta":-0.6058,"gamma":0.0004,"vega":26.2404,"theta":-0.4873,"rho":-48.0067,"theo":653.8546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":651.6,"last_trade_time":"2026-02-17T13:53:32","percent_change":0.0,"prev_day_close":640.700012207031},{"option":"SPX270219C07475000","bid":261.6,"bid_size":34.0,"ask":265.6,"ask_size":31.0,"iv":0.1566,"open_interest":88.0,"volume":0.0,"delta":0.3874,"gamma":0.0004,"vega":26.0712,"theta":-0.5256,"rho":23.8736,"theo":262.4074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":300.42,"last_trade_time":"2026-02-09T10:02:57","percent_change":0.0,"prev_day_close":270.949996948242},{"option":"SPX270219P07475000","bid":664.8,"bid_size":15.0,"ask":669.5,"ask_size":16.0,"iv":0.1562,"open_interest":0.0,"volume":0.0,"delta":-0.6152,"gamma":0.0004,"vega":26.0712,"theta":-0.4776,"rho":-48.7957,"theo":666.8063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":653.550018310547},{"option":"SPX270219C07500000","bid":251.5,"bid_size":20.0,"ask":254.7,"ask_size":32.0,"iv":0.1555,"open_interest":908.0,"volume":185.0,"delta":0.3779,"gamma":0.0004,"vega":25.8864,"theta":-0.5185,"rho":23.3235,"theo":251.5917,"change":10.5,"open":253.33,"high":271.63,"low":253.33,"tick":"down","last_trade_price":260.9,"last_trade_time":"2026-02-18T16:09:29","percent_change":4.19329,"prev_day_close":259.900009155273},{"option":"SPX270219P07500000","bid":678.1,"bid_size":14.0,"ask":682.7,"ask_size":15.0,"iv":0.1551,"open_interest":68.0,"volume":5.0,"delta":-0.6247,"gamma":0.0004,"vega":25.8864,"theta":-0.4676,"rho":-49.5875,"theo":680.051,"change":-11.64,"open":678.55,"high":678.55,"low":647.9,"tick":"up","last_trade_price":672.46,"last_trade_time":"2026-02-18T15:32:52","percent_change":-1.7015,"prev_day_close":666.549987792969},{"option":"SPX270219C07525000","bid":240.2,"bid_size":37.0,"ask":244.1,"ask_size":35.0,"iv":0.1542,"open_interest":10.0,"volume":10.0,"delta":0.3684,"gamma":0.0004,"vega":25.6879,"theta":-0.5111,"rho":22.7767,"theo":241.0717,"change":12.7,"open":256.7,"high":259.6,"low":252.7,"tick":"down","last_trade_price":252.7,"last_trade_time":"2026-02-18T14:16:32","percent_change":5.29167,"prev_day_close":249.199996948242},{"option":"SPX270219P07525000","bid":691.6,"bid_size":14.0,"ask":696.2,"ask_size":15.0,"iv":0.1539,"open_interest":0.0,"volume":0.0,"delta":-0.6342,"gamma":0.0004,"vega":25.6879,"theta":-0.4574,"rho":-50.376,"theo":693.5914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.849975585938},{"option":"SPX270219C07550000","bid":229.8,"bid_size":43.0,"ask":233.9,"ask_size":36.0,"iv":0.153,"open_interest":1251.0,"volume":8.0,"delta":0.359,"gamma":0.0004,"vega":25.4769,"theta":-0.5035,"rho":22.2341,"theo":230.8485,"change":3.83,"open":234.35,"high":234.35,"low":233.33,"tick":"up","last_trade_price":233.73,"last_trade_time":"2026-02-18T15:28:48","percent_change":1.66594,"prev_day_close":238.75},{"option":"SPX270219P07550000","bid":705.4,"bid_size":13.0,"ask":710.0,"ask_size":14.0,"iv":0.1528,"open_interest":1.0,"volume":0.0,"delta":-0.6437,"gamma":0.0004,"vega":25.4769,"theta":-0.4469,"rho":-51.1602,"theo":707.4285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":704.41,"last_trade_time":"2026-01-20T09:49:57","percent_change":0.0,"prev_day_close":693.450012207031},{"option":"SPX270219C07575000","bid":220.6,"bid_size":37.0,"ask":223.9,"ask_size":35.0,"iv":0.1521,"open_interest":51.0,"volume":8.0,"delta":0.3495,"gamma":0.0004,"vega":25.2529,"theta":-0.4958,"rho":21.692,"theo":220.923,"change":13.2,"open":235.7,"high":239.1,"low":233.2,"tick":"down","last_trade_price":233.2,"last_trade_time":"2026-02-18T14:10:32","percent_change":6.0,"prev_day_close":228.550003051758},{"option":"SPX270219P07575000","bid":717.0,"bid_size":9.0,"ask":724.7,"ask_size":6.0,"iv":0.1513,"open_interest":0.0,"volume":0.0,"delta":-0.6532,"gamma":0.0004,"vega":25.2529,"theta":-0.4363,"rho":-51.9439,"theo":721.5634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":707.849975585938},{"option":"SPX270219C07600000","bid":211.2,"bid_size":24.0,"ask":214.2,"ask_size":37.0,"iv":0.151,"open_interest":83.0,"volume":77.0,"delta":0.34,"gamma":0.0004,"vega":25.0137,"theta":-0.4878,"rho":21.1447,"theo":211.2977,"change":12.45,"open":212.7,"high":222.85,"low":212.7,"tick":"no_change","last_trade_price":222.85,"last_trade_time":"2026-02-18T14:17:13","percent_change":5.9173,"prev_day_close":218.699996948242},{"option":"SPX270219P07600000","bid":731.8,"bid_size":10.0,"ask":739.1,"ask_size":6.0,"iv":0.1502,"open_interest":151.0,"volume":0.0,"delta":-0.6626,"gamma":0.0004,"vega":25.0137,"theta":-0.4255,"rho":-52.7328,"theo":735.9984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":664.02,"last_trade_time":"2026-02-10T10:25:59","percent_change":0.0,"prev_day_close":722.049987792969},{"option":"SPX270219C07625000","bid":201.0,"bid_size":40.0,"ask":204.8,"ask_size":37.0,"iv":0.1498,"open_interest":2.0,"volume":0.0,"delta":0.3306,"gamma":0.0004,"vega":24.7571,"theta":-0.4796,"rho":20.5892,"theo":201.9756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.17,"last_trade_time":"2026-02-09T16:04:30","percent_change":0.0,"prev_day_close":209.149993896484},{"option":"SPX270219P07625000","bid":746.5,"bid_size":10.0,"ask":753.8,"ask_size":6.0,"iv":0.1492,"open_interest":10.0,"volume":0.0,"delta":-0.672,"gamma":0.0004,"vega":24.7571,"theta":-0.4145,"rho":-53.5299,"theo":750.7367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":738.25,"last_trade_time":"2026-01-20T11:08:37","percent_change":0.0,"prev_day_close":736.549987792969},{"option":"SPX270219C07650000","bid":192.8,"bid_size":26.0,"ask":195.7,"ask_size":39.0,"iv":0.149,"open_interest":2.0,"volume":0.0,"delta":0.3212,"gamma":0.0004,"vega":24.4828,"theta":-0.4713,"rho":20.0283,"theo":192.9592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":225.4,"last_trade_time":"2026-02-09T09:55:35","percent_change":0.0,"prev_day_close":199.950004577637},{"option":"SPX270219P07650000","bid":761.1,"bid_size":9.0,"ask":768.8,"ask_size":6.0,"iv":0.1481,"open_interest":4.0,"volume":0.0,"delta":-0.6814,"gamma":0.0004,"vega":24.4828,"theta":-0.4033,"rho":-54.3325,"theo":765.7806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":817.62,"last_trade_time":"2026-02-17T10:46:29","percent_change":0.0,"prev_day_close":751.349975585938},{"option":"SPX270219C07675000","bid":183.7,"bid_size":43.0,"ask":186.9,"ask_size":42.0,"iv":0.1479,"open_interest":2.0,"volume":0.0,"delta":0.3119,"gamma":0.0004,"vega":24.193,"theta":-0.4628,"rho":19.4687,"theo":184.2474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":244.1,"last_trade_time":"2026-01-27T13:41:20","percent_change":0.0,"prev_day_close":190.850006103516},{"option":"SPX270219P07675000","bid":776.3,"bid_size":9.0,"ask":784.1,"ask_size":6.0,"iv":0.147,"open_interest":0.0,"volume":0.0,"delta":-0.6907,"gamma":0.0004,"vega":24.193,"theta":-0.392,"rho":-55.1337,"theo":781.1292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":766.450012207031},{"option":"SPX270219C07700000","bid":175.3,"bid_size":43.0,"ask":178.4,"ask_size":42.0,"iv":0.1469,"open_interest":294.0,"volume":0.0,"delta":0.3027,"gamma":0.0004,"vega":23.8912,"theta":-0.4542,"rho":18.9175,"theo":175.8364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.39,"last_trade_time":"2026-02-17T10:46:29","percent_change":0.0,"prev_day_close":182.25},{"option":"SPX270219P07700000","bid":791.9,"bid_size":9.0,"ask":800.5,"ask_size":9.0,"iv":0.1462,"open_interest":32.0,"volume":0.0,"delta":-0.6999,"gamma":0.0004,"vega":23.8912,"theta":-0.3805,"rho":-55.9265,"theo":796.7786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":849.78,"last_trade_time":"2026-02-17T10:46:29","percent_change":0.0,"prev_day_close":781.799987792969},{"option":"SPX270219C07725000","bid":166.5,"bid_size":53.0,"ask":170.3,"ask_size":44.0,"iv":0.1458,"open_interest":46.0,"volume":29.0,"delta":0.2936,"gamma":0.0004,"vega":23.5801,"theta":-0.4455,"rho":18.3765,"theo":167.7198,"change":6.85,"open":179.9,"high":183.0,"low":174.0,"tick":"down","last_trade_price":174.0,"last_trade_time":"2026-02-18T14:40:08","percent_change":4.09811,"prev_day_close":173.75},{"option":"SPX270219P07725000","bid":807.8,"bid_size":10.0,"ask":815.6,"ask_size":6.0,"iv":0.1451,"open_interest":0.0,"volume":0.0,"delta":-0.7091,"gamma":0.0004,"vega":23.5801,"theta":-0.3689,"rho":-56.7092,"theo":812.7223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":797.450012207031},{"option":"SPX270219C07750000","bid":159.5,"bid_size":46.0,"ask":162.4,"ask_size":46.0,"iv":0.1451,"open_interest":205.0,"volume":0.0,"delta":0.2845,"gamma":0.0003,"vega":23.26,"theta":-0.4366,"rho":17.8416,"theo":159.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.65,"last_trade_time":"2026-02-17T10:46:29","percent_change":0.0,"prev_day_close":165.75},{"option":"SPX270219P07750000","bid":824.2,"bid_size":2.0,"ask":832.3,"ask_size":3.0,"iv":0.1444,"open_interest":1.0,"volume":0.0,"delta":-0.7181,"gamma":0.0003,"vega":23.26,"theta":-0.3572,"rho":-57.4857,"theo":828.9547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":850.49,"last_trade_time":"2026-02-12T15:53:04","percent_change":0.0,"prev_day_close":813.450012207031},{"option":"SPX270219C07775000","bid":150.9,"bid_size":56.0,"ask":154.8,"ask_size":46.0,"iv":0.144,"open_interest":0.0,"volume":0.0,"delta":0.2755,"gamma":0.0003,"vega":22.9285,"theta":-0.4277,"rho":17.307,"theo":152.3483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":157.950004577637},{"option":"SPX270219P07775000","bid":840.4,"bid_size":3.0,"ask":849.5,"ask_size":3.0,"iv":0.1436,"open_interest":0.0,"volume":0.0,"delta":-0.7271,"gamma":0.0003,"vega":22.9285,"theta":-0.3454,"rho":-58.262,"theo":845.4715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":829.550018310547},{"option":"SPX270219C07800000","bid":144.5,"bid_size":49.0,"ask":147.5,"ask_size":48.0,"iv":0.1434,"open_interest":41.0,"volume":0.0,"delta":0.2667,"gamma":0.0003,"vega":22.5827,"theta":-0.4186,"rho":16.7694,"theo":145.0866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.63,"last_trade_time":"2026-02-13T12:01:08","percent_change":0.0,"prev_day_close":150.450004577637},{"option":"SPX270219P07800000","bid":857.1,"bid_size":2.0,"ask":865.6,"ask_size":3.0,"iv":0.1426,"open_interest":1.0,"volume":0.0,"delta":-0.736,"gamma":0.0003,"vega":22.5827,"theta":-0.3335,"rho":-59.0412,"theo":862.2702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":815.15,"last_trade_time":"2026-01-30T12:14:01","percent_change":0.0,"prev_day_close":846.25},{"option":"SPX270219C07825000","bid":137.4,"bid_size":52.0,"ask":140.4,"ask_size":50.0,"iv":0.1425,"open_interest":532.0,"volume":0.0,"delta":0.258,"gamma":0.0003,"vega":22.222,"theta":-0.4095,"rho":16.2319,"theo":138.1037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":135.0,"last_trade_time":"2026-02-05T15:32:14","percent_change":0.0,"prev_day_close":143.150001525879},{"option":"SPX270219P07825000","bid":873.8,"bid_size":3.0,"ask":882.5,"ask_size":3.0,"iv":0.1416,"open_interest":0.0,"volume":0.0,"delta":-0.7447,"gamma":0.0003,"vega":22.222,"theta":-0.3215,"rho":-59.8204,"theo":879.3477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":863.049987792969},{"option":"SPX270219C07850000","bid":130.6,"bid_size":53.0,"ask":133.6,"ask_size":51.0,"iv":0.1417,"open_interest":25.0,"volume":0.0,"delta":0.2494,"gamma":0.0003,"vega":21.8488,"theta":-0.4003,"rho":15.7014,"theo":131.3943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.61,"last_trade_time":"2026-02-11T12:49:24","percent_change":0.0,"prev_day_close":136.25},{"option":"SPX270219P07850000","bid":891.3,"bid_size":2.0,"ask":900.0,"ask_size":3.0,"iv":0.1409,"open_interest":0.0,"volume":0.0,"delta":-0.7533,"gamma":0.0003,"vega":21.8488,"theta":-0.3094,"rho":-60.5924,"theo":896.6986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":879.300018310547},{"option":"SPX270219C07875000","bid":124.1,"bid_size":54.0,"ask":127.1,"ask_size":53.0,"iv":0.1409,"open_interest":1.0,"volume":0.0,"delta":0.2409,"gamma":0.0003,"vega":21.4677,"theta":-0.391,"rho":15.1842,"theo":124.9505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.94,"last_trade_time":"2026-02-09T10:43:27","percent_change":0.0,"prev_day_close":129.549995422363},{"option":"SPX270219P07875000","bid":908.8,"bid_size":3.0,"ask":917.6,"ask_size":3.0,"iv":0.1401,"open_interest":0.0,"volume":0.0,"delta":-0.7618,"gamma":0.0003,"vega":21.4677,"theta":-0.2973,"rho":-61.3513,"theo":914.3152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":896.799987792969},{"option":"SPX270219C07900000","bid":117.9,"bid_size":56.0,"ask":120.9,"ask_size":54.0,"iv":0.1402,"open_interest":2.0,"volume":1.0,"delta":0.2325,"gamma":0.0003,"vega":21.0823,"theta":-0.3818,"rho":14.6806,"theo":118.7637,"change":0.8,"open":119.2,"high":119.2,"low":119.2,"tick":"down","last_trade_price":119.2,"last_trade_time":"2026-02-18T09:37:09","percent_change":0.675678,"prev_day_close":123.150001525879},{"option":"SPX270219P07900000","bid":926.5,"bid_size":2.0,"ask":935.2,"ask_size":3.0,"iv":0.1392,"open_interest":0.0,"volume":0.0,"delta":-0.7701,"gamma":0.0003,"vega":21.0823,"theta":-0.2852,"rho":-62.0966,"theo":932.1888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.350006103516},{"option":"SPX270219C07925000","bid":111.9,"bid_size":58.0,"ask":114.9,"ask_size":57.0,"iv":0.1394,"open_interest":487.0,"volume":0.0,"delta":0.2244,"gamma":0.0003,"vega":20.6929,"theta":-0.3724,"rho":14.186,"theo":112.8265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":138.85,"last_trade_time":"2026-02-09T10:31:47","percent_change":0.0,"prev_day_close":116.950000762939},{"option":"SPX270219P07925000","bid":944.6,"bid_size":3.0,"ask":953.4,"ask_size":3.0,"iv":0.1385,"open_interest":0.0,"volume":0.0,"delta":-0.7783,"gamma":0.0003,"vega":20.6929,"theta":-0.273,"rho":-62.8328,"theo":950.3119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.350006103516},{"option":"SPX270219C07950000","bid":105.7,"bid_size":69.0,"ask":109.2,"ask_size":58.0,"iv":0.1386,"open_interest":33.0,"volume":0.0,"delta":0.2163,"gamma":0.0003,"vega":20.2971,"theta":-0.3631,"rho":13.6948,"theo":107.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.4,"last_trade_time":"2026-02-13T14:11:29","percent_change":0.0,"prev_day_close":111.200000762939},{"option":"SPX270219P07950000","bid":963.1,"bid_size":2.0,"ask":971.9,"ask_size":3.0,"iv":0.1379,"open_interest":0.0,"volume":0.0,"delta":-0.7863,"gamma":0.0003,"vega":20.2971,"theta":-0.2608,"rho":-63.5656,"theo":968.6795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":950.5},{"option":"SPX270219C08000000","bid":95.0,"bid_size":63.0,"ask":98.6,"ask_size":63.0,"iv":0.1373,"open_interest":358.0,"volume":4.0,"delta":0.2007,"gamma":0.0003,"vega":19.4764,"theta":-0.3444,"rho":12.721,"theo":96.4663,"change":1.36,"open":97.95,"high":97.95,"low":97.66,"tick":"down","last_trade_price":97.66,"last_trade_time":"2026-02-18T15:28:48","percent_change":1.41225,"prev_day_close":100.25},{"option":"SPX270219P08000000","bid":1000.2,"bid_size":2.0,"ask":1009.3,"ask_size":3.0,"iv":0.1364,"open_interest":4.0,"volume":0.0,"delta":-0.8019,"gamma":0.0003,"vega":19.4764,"theta":-0.2364,"rho":-65.0227,"theo":1006.1328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":952.64,"last_trade_time":"2026-01-29T12:55:19","percent_change":0.0,"prev_day_close":987.549987792969},{"option":"SPX270219C08050000","bid":86.2,"bid_size":68.0,"ask":88.8,"ask_size":69.0,"iv":0.1364,"open_interest":8.0,"volume":0.0,"delta":0.1858,"gamma":0.0003,"vega":18.6289,"theta":-0.3259,"rho":11.7933,"theo":86.7181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":112.39,"last_trade_time":"2026-01-22T12:42:33","percent_change":0.0,"prev_day_close":90.1499977111816},{"option":"SPX270219P08050000","bid":1038.5,"bid_size":2.0,"ask":1047.7,"ask_size":3.0,"iv":0.1352,"open_interest":2.0,"volume":0.0,"delta":-0.8168,"gamma":0.0003,"vega":18.6289,"theta":-0.2122,"rho":-66.4337,"theo":1044.5054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":945.22,"last_trade_time":"2026-01-26T14:02:59","percent_change":0.0,"prev_day_close":1025.60000610352},{"option":"SPX270219C08100000","bid":77.0,"bid_size":76.0,"ask":80.0,"ask_size":76.0,"iv":0.1352,"open_interest":129.0,"volume":0.0,"delta":0.1716,"gamma":0.0003,"vega":17.7831,"theta":-0.3076,"rho":10.9216,"theo":77.8271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.8,"last_trade_time":"2026-02-17T13:31:32","percent_change":0.0,"prev_day_close":81.0},{"option":"SPX270219P08100000","bid":1077.9,"bid_size":2.0,"ask":1087.0,"ask_size":3.0,"iv":0.1341,"open_interest":0.0,"volume":0.0,"delta":-0.831,"gamma":0.0003,"vega":17.7831,"theta":-0.1881,"rho":-67.7886,"theo":1083.7351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1064.54998779297},{"option":"SPX270219C08150000","bid":68.9,"bid_size":83.0,"ask":71.9,"ask_size":83.0,"iv":0.1342,"open_interest":20.0,"volume":0.0,"delta":0.1582,"gamma":0.0003,"vega":16.9332,"theta":-0.2896,"rho":10.0764,"theo":69.7468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.07,"last_trade_time":"2026-02-17T13:39:55","percent_change":0.0,"prev_day_close":72.7000007629394},{"option":"SPX270219P08150000","bid":1117.7,"bid_size":2.0,"ask":1127.1,"ask_size":3.0,"iv":0.133,"open_interest":0.0,"volume":0.0,"delta":-0.8444,"gamma":0.0003,"vega":16.9332,"theta":-0.1645,"rho":-69.117,"theo":1123.7755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.40002441406},{"option":"SPX270219C08200000","bid":61.5,"bid_size":87.0,"ask":64.5,"ask_size":88.0,"iv":0.1332,"open_interest":2.0,"volume":0.0,"delta":0.1455,"gamma":0.0002,"vega":16.0707,"theta":-0.2721,"rho":9.2718,"theo":62.4376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":66.75,"last_trade_time":"2026-02-13T10:39:03","percent_change":0.0,"prev_day_close":65.1999969482422},{"option":"SPX270219P08200000","bid":1158.3,"bid_size":2.0,"ask":1168.0,"ask_size":3.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.8571,"gamma":0.0002,"vega":16.0707,"theta":-0.1412,"rho":-70.4049,"theo":1164.587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1145.04998779297},{"option":"SPX270219C08250000","bid":55.2,"bid_size":92.0,"ask":57.9,"ask_size":93.0,"iv":0.1325,"open_interest":204.0,"volume":0.0,"delta":0.1336,"gamma":0.0002,"vega":15.2204,"theta":-0.2551,"rho":8.5308,"theo":55.8412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":61.74,"last_trade_time":"2026-02-06T09:32:57","percent_change":0.0,"prev_day_close":58.4000015258789},{"option":"SPX270219P08250000","bid":1200.0,"bid_size":2.0,"ask":1209.5,"ask_size":2.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.869,"gamma":0.0002,"vega":15.2204,"theta":-0.1185,"rho":-71.6292,"theo":1206.1114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1186.29998779297},{"option":"SPX270219C08300000","bid":49.3,"bid_size":98.0,"ask":51.9,"ask_size":100.0,"iv":0.1317,"open_interest":103.0,"volume":1.0,"delta":0.1224,"gamma":0.0002,"vega":14.3936,"theta":-0.2387,"rho":7.8313,"theo":49.903,"change":5.18,"open":55.38,"high":55.38,"low":55.38,"tick":"up","last_trade_price":55.38,"last_trade_time":"2026-02-18T10:17:52","percent_change":10.3187,"prev_day_close":52.2000007629394},{"option":"SPX270219P08300000","bid":1241.8,"bid_size":2.0,"ask":1251.7,"ask_size":2.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":-0.8802,"gamma":0.0002,"vega":14.3936,"theta":-0.0964,"rho":-72.812,"theo":1248.2939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1228.34997558594},{"option":"SPX270219C08400000","bid":39.2,"bid_size":111.0,"ask":41.7,"ask_size":115.0,"iv":0.1305,"open_interest":7.0,"volume":0.0,"delta":0.1025,"gamma":0.0002,"vega":12.7787,"theta":-0.2081,"rho":6.5598,"theo":39.826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.02,"last_trade_time":"2026-02-13T13:23:07","percent_change":0.0,"prev_day_close":41.75},{"option":"SPX270219P08400000","bid":1327.9,"bid_size":2.0,"ask":1338.0,"ask_size":2.0,"iv":0.1287,"open_interest":2.0,"volume":0.0,"delta":-0.9001,"gamma":0.0002,"vega":12.7787,"theta":-0.0544,"rho":-75.05,"theo":1334.4584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1314.10003662109},{"option":"SPX270219C08500000","bid":31.1,"bid_size":126.0,"ask":33.6,"ask_size":130.0,"iv":0.1296,"open_interest":718.0,"volume":4.0,"delta":0.0855,"gamma":0.0002,"vega":11.2864,"theta":-0.1806,"rho":5.4813,"theo":31.8,"change":1.93,"open":34.08,"high":34.13,"low":34.08,"tick":"up","last_trade_price":34.13,"last_trade_time":"2026-02-18T14:21:55","percent_change":5.99379,"prev_day_close":33.4500007629394},{"option":"SPX270219P08500000","bid":1416.0,"bid_size":2.0,"ask":1426.3,"ask_size":2.0,"iv":0.1276,"open_interest":2.0,"volume":0.0,"delta":-0.9171,"gamma":0.0002,"vega":11.2864,"theta":-0.0154,"rho":-77.095,"theo":1422.6737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1401.95001220703},{"option":"SPX270219C08600000","bid":24.8,"bid_size":140.0,"ask":27.1,"ask_size":147.0,"iv":0.129,"open_interest":30.0,"volume":38.0,"delta":0.0712,"gamma":0.0002,"vega":9.911,"theta":-0.1563,"rho":4.5692,"theo":25.4665,"change":1.75,"open":27.5,"high":27.64,"low":27.5,"tick":"no_change","last_trade_price":27.6,"last_trade_time":"2026-02-18T14:23:26","percent_change":6.76983,"prev_day_close":26.9000005722046},{"option":"SPX270219P08600000","bid":1505.7,"bid_size":2.0,"ask":1516.3,"ask_size":2.0,"iv":0.1267,"open_interest":0.0,"volume":0.0,"delta":-0.9314,"gamma":0.0002,"vega":9.911,"theta":0.0,"rho":-78.9737,"theo":1512.5818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1491.5},{"option":"SPX270219C08700000","bid":19.8,"bid_size":159.0,"ask":22.0,"ask_size":160.0,"iv":0.1287,"open_interest":13.0,"volume":2.0,"delta":0.0593,"gamma":0.0001,"vega":8.6881,"theta":-0.1352,"rho":3.8067,"theo":20.48,"change":1.38,"open":22.16,"high":22.16,"low":22.13,"tick":"down","last_trade_price":22.13,"last_trade_time":"2026-02-18T14:25:28","percent_change":6.6506,"prev_day_close":21.4499998092651},{"option":"SPX270219P08700000","bid":1597.5,"bid_size":2.0,"ask":1607.7,"ask_size":2.0,"iv":0.1266,"open_interest":0.0,"volume":0.0,"delta":-0.9433,"gamma":0.0001,"vega":8.6881,"theta":0.0,"rho":-80.7028,"theo":1603.8366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1581.90002441406},{"option":"SPX270219C08800000","bid":15.8,"bid_size":182.0,"ask":17.9,"ask_size":200.0,"iv":0.1286,"open_interest":57.0,"volume":0.0,"delta":0.0495,"gamma":0.0001,"vega":7.5953,"theta":-0.1169,"rho":3.1778,"theo":16.5641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.37,"last_trade_time":"2026-02-06T16:05:43","percent_change":0.0,"prev_day_close":17.3500003814697},{"option":"SPX270219P08800000","bid":1689.6,"bid_size":2.0,"ask":1700.3,"ask_size":2.0,"iv":0.1263,"open_interest":0.0,"volume":0.0,"delta":-0.9531,"gamma":0.0001,"vega":7.5953,"theta":0.0,"rho":-82.2982,"theo":1696.1622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1674.45001220703},{"option":"SPX270219C08900000","bid":12.7,"bid_size":209.0,"ask":14.6,"ask_size":200.0,"iv":0.1286,"open_interest":8.0,"volume":8.0,"delta":0.0414,"gamma":0.0001,"vega":6.6424,"theta":-0.1012,"rho":2.6564,"theo":13.4733,"change":0.84,"open":14.44,"high":14.45,"low":14.43,"tick":"down","last_trade_price":14.44,"last_trade_time":"2026-02-18T14:21:55","percent_change":6.17647,"prev_day_close":14.0},{"option":"SPX270219P08900000","bid":1782.6,"bid_size":2.0,"ask":1793.3,"ask_size":2.0,"iv":0.126,"open_interest":0.0,"volume":0.0,"delta":-0.9612,"gamma":0.0001,"vega":6.6424,"theta":0.0,"rho":-83.7861,"theo":1789.3128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1767.5},{"option":"SPX270219C09000000","bid":10.3,"bid_size":228.0,"ask":11.9,"ask_size":230.0,"iv":0.1289,"open_interest":42.0,"volume":76.0,"delta":0.0347,"gamma":0.0001,"vega":5.8046,"theta":-0.0878,"rho":2.2264,"theo":11.0268,"change":0.8,"open":11.85,"high":11.88,"low":11.83,"tick":"no_change","last_trade_price":11.85,"last_trade_time":"2026-02-18T14:23:26","percent_change":7.23982,"prev_day_close":11.4000000953674},{"option":"SPX270219P09000000","bid":1875.8,"bid_size":2.0,"ask":1887.4,"ask_size":2.0,"iv":0.1257,"open_interest":0.0,"volume":0.0,"delta":-0.9679,"gamma":0.0001,"vega":5.8046,"theta":0.0,"rho":-85.1827,"theo":1883.1078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1861.19995117188},{"option":"SPX270219C09200000","bid":6.9,"bid_size":249.0,"ask":8.2,"ask_size":249.0,"iv":0.1301,"open_interest":4.0,"volume":4.0,"delta":0.0246,"gamma":0.0001,"vega":4.4415,"theta":-0.0664,"rho":1.5756,"theo":7.5009,"change":0.54,"open":7.98,"high":7.99,"low":7.98,"tick":"up","last_trade_price":7.99,"last_trade_time":"2026-02-18T14:25:28","percent_change":7.24832,"prev_day_close":7.65000009536743},{"option":"SPX270219P09200000","bid":2064.5,"bid_size":2.0,"ask":2076.3,"ask_size":2.0,"iv":0.1252,"open_interest":0.0,"volume":0.0,"delta":-0.978,"gamma":0.0001,"vega":4.4415,"theta":0.0,"rho":-87.7666,"theo":2072.0648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2050.09997558594},{"option":"SPX270219C09400000","bid":4.6,"bid_size":268.0,"ask":5.8,"ask_size":278.0,"iv":0.1316,"open_interest":3.0,"volume":0.0,"delta":0.0176,"gamma":0.0,"vega":3.4047,"theta":-0.0504,"rho":1.1273,"theo":5.1924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.45,"last_trade_time":"2026-02-10T13:59:32","percent_change":0.0,"prev_day_close":5.25},{"option":"SPX270219P09400000","bid":2254.3,"bid_size":2.0,"ask":2267.1,"ask_size":2.0,"iv":0.1255,"open_interest":0.0,"volume":0.0,"delta":-0.985,"gamma":0.0,"vega":3.4047,"theta":0.0,"rho":-90.148,"theo":2262.2392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2240.09997558594},{"option":"SPX270219C09600000","bid":3.1,"bid_size":237.0,"ask":4.3,"ask_size":324.0,"iv":0.1335,"open_interest":2.0,"volume":1.0,"delta":0.0127,"gamma":0.0,"vega":2.6179,"theta":-0.0385,"rho":0.8151,"theo":3.6507,"change":0.45,"open":4.0,"high":4.0,"low":4.0,"tick":"down","last_trade_price":4.0,"last_trade_time":"2026-02-18T11:55:21","percent_change":12.6761,"prev_day_close":3.65000009536743},{"option":"SPX270219P09600000","bid":2445.0,"bid_size":2.0,"ask":2458.1,"ask_size":2.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":-0.9899,"gamma":0.0,"vega":2.6179,"theta":0.0,"rho":-92.3932,"theo":2453.1804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2430.55004882812},{"option":"SPX270219C09800000","bid":2.05,"bid_size":262.0,"ask":3.2,"ask_size":355.0,"iv":0.1354,"open_interest":1.0,"volume":0.0,"delta":0.0093,"gamma":0.0,"vega":2.0254,"theta":-0.0296,"rho":0.5944,"theo":2.6103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-01-26T09:56:19","percent_change":0.0,"prev_day_close":2.54999995231628},{"option":"SPX270219P09800000","bid":2636.0,"bid_size":2.0,"ask":2649.8,"ask_size":2.0,"iv":0.1204,"open_interest":1.0,"volume":0.0,"delta":-0.9933,"gamma":0.0,"vega":2.0254,"theta":0.0,"rho":-94.547,"theo":2644.623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2666.04,"last_trade_time":"2026-02-17T12:34:45","percent_change":0.0,"prev_day_close":2621.85009765625},{"option":"SPX270219C10000000","bid":1.35,"bid_size":335.0,"ask":2.4,"ask_size":394.0,"iv":0.1372,"open_interest":426.0,"volume":0.0,"delta":0.0069,"gamma":0.0,"vega":1.5818,"theta":-0.0231,"rho":0.441,"theo":1.905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.0,"last_trade_time":"2026-02-13T15:38:03","percent_change":0.0,"prev_day_close":1.84999996423721},{"option":"SPX270219P10000000","bid":2827.6,"bid_size":2.0,"ask":2842.0,"ask_size":12.0,"iv":0.1153,"open_interest":2.0,"volume":0.0,"delta":-0.9957,"gamma":0.0,"vega":1.5818,"theta":0.0,"rho":-96.6335,"theo":2836.4005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2857.69,"last_trade_time":"2026-02-17T12:34:45","percent_change":0.0,"prev_day_close":2813.40002441406},{"option":"SPX270219C10200000","bid":0.85,"bid_size":94.0,"ask":2.0,"ask_size":134.0,"iv":0.1398,"open_interest":0.0,"volume":0.0,"delta":0.0053,"gamma":0.0,"vega":1.2534,"theta":-0.0183,"rho":0.3342,"theo":1.4269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.42500001192093},{"option":"SPX270219P10200000","bid":3015.8,"bid_size":10.0,"ask":3034.1,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0,"vega":1.2534,"theta":0.0,"rho":-98.6734,"theo":3028.4053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3007.5},{"option":"SPX270219C10400000","bid":0.55,"bid_size":94.0,"ask":1.7,"ask_size":134.0,"iv":0.1428,"open_interest":9.0,"volume":0.0,"delta":0.0041,"gamma":0.0,"vega":1.011,"theta":-0.0149,"rho":0.259,"theo":1.1005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.07,"last_trade_time":"2026-02-17T15:47:18","percent_change":0.0,"prev_day_close":1.00000002980232},{"option":"SPX270219P10400000","bid":3207.8,"bid_size":10.0,"ask":3226.3,"ask_size":10.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":1.011,"theta":0.0,"rho":-100.6817,"theo":3220.5618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3228.47,"last_trade_time":"2026-02-17T15:47:18","percent_change":0.0,"prev_day_close":3197.20007324219},{"option":"SPX270219C10600000","bid":0.4,"bid_size":94.0,"ask":1.55,"ask_size":134.0,"iv":0.1469,"open_interest":1.0,"volume":0.0,"delta":0.0033,"gamma":0.0,"vega":0.8326,"theta":-0.0124,"rho":0.2064,"theo":0.8764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.67,"last_trade_time":"2026-02-13T10:00:45","percent_change":0.0,"prev_day_close":0.875},{"option":"SPX270219P10600000","bid":3399.9,"bid_size":10.0,"ask":3418.6,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.8326,"theta":0.0,"rho":-102.6673,"theo":3412.8206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3391.90002441406},{"option":"SPX270219C10800000","bid":0.25,"bid_size":94.0,"ask":1.1,"ask_size":2.0,"iv":0.1478,"open_interest":0.0,"volume":0.0,"delta":0.0027,"gamma":0.0,"vega":0.6999,"theta":-0.0105,"rho":0.1691,"theo":0.7195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPX270219P10800000","bid":3592.1,"bid_size":10.0,"ask":3611.0,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.6999,"theta":0.0,"rho":-104.6377,"theo":3605.1467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3584.09997558594},{"option":"SPX270219C11000000","bid":0.15,"bid_size":94.0,"ask":1.0,"ask_size":1.0,"iv":0.1512,"open_interest":3.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.6004,"theta":-0.0092,"rho":0.1415,"theo":0.608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-01-22T14:31:46","percent_change":0.0,"prev_day_close":0.575000002980232},{"option":"SPX270219P11000000","bid":3784.3,"bid_size":10.0,"ask":3803.4,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.6,"theta":0.0,"rho":-106.5985,"theo":3797.5177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3776.34997558594},{"option":"SPX270219C11200000","bid":0.05,"bid_size":94.0,"ask":0.95,"ask_size":96.0,"iv":0.1548,"open_interest":4.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.5236,"theta":-0.0082,"rho":0.1212,"theo":0.5258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-01-30T13:33:30","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPX270219P11200000","bid":3976.6,"bid_size":10.0,"ask":3995.8,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.5233,"theta":0.0,"rho":-108.5518,"theo":3989.9184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3968.65002441406},{"option":"SPX270219C11400000","bid":0.05,"bid_size":94.0,"ask":0.8,"ask_size":2.0,"iv":0.158,"open_interest":1.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.463,"theta":-0.0074,"rho":0.1058,"theo":0.4633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-12T10:06:49","percent_change":0.0,"prev_day_close":0.449999988079071},{"option":"SPX270219P11400000","bid":4168.9,"bid_size":10.0,"ask":4188.3,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4628,"theta":0.0,"rho":-110.5003,"theo":4182.3389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4161.05004882812},{"option":"SPX270219C11600000","bid":0.05,"bid_size":94.0,"ask":0.8,"ask_size":96.0,"iv":0.1631,"open_interest":11.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.4143,"theta":-0.0067,"rho":0.0934,"theo":0.4144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-17T09:36:42","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPX270219P11600000","bid":4361.2,"bid_size":10.0,"ask":4380.8,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4138,"theta":0.0,"rho":-112.4458,"theo":4374.7726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4353.35009765625},{"option":"SPX270219C11800000","bid":0.05,"bid_size":94.0,"ask":0.65,"ask_size":1.0,"iv":0.1655,"open_interest":2.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.3734,"theta":-0.0062,"rho":0.0831,"theo":0.3742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-04T10:01:01","percent_change":0.0,"prev_day_close":0.374999988824129},{"option":"SPX270219P11800000","bid":4553.5,"bid_size":10.0,"ask":4573.3,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.3733,"theta":0.0,"rho":-114.3891,"theo":4567.2157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4545.69995117188},{"option":"SPX270219C12000000","bid":0.05,"bid_size":94.0,"ask":0.65,"ask_size":2.0,"iv":0.1704,"open_interest":3.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.3389,"theta":-0.0057,"rho":0.0746,"theo":0.3408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.33,"last_trade_time":"2026-02-17T11:31:12","percent_change":0.0,"prev_day_close":0.3499999884516},{"option":"SPX270219P12000000","bid":4745.8,"bid_size":10.0,"ask":4765.7,"ask_size":10.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.3389,"theta":0.0,"rho":-116.3307,"theo":4759.6653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4737.90014648438},{"option":"SPX270319C00200000","bid":6575.9,"bid_size":1.0,"ask":6616.0,"ask_size":1.0,"iv":1.4553,"open_interest":7.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0259,"theta":0.0,"rho":2.565,"theo":6592.0982,"change":58.5,"open":6641.2,"high":6641.2,"low":6641.2,"tick":"down","last_trade_price":6641.2,"last_trade_time":"2026-02-18T10:55:39","percent_change":0.888694,"prev_day_close":6615.10009765625},{"option":"SPX270319P00200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":200.0,"iv":1.0243,"open_interest":31.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0259,"theta":-0.0033,"rho":-0.0088,"theo":0.2095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-01-26T12:17:13","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPX270319C00400000","bid":6384.3,"bid_size":1.0,"ask":6424.3,"ask_size":1.0,"iv":1.1524,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0588,"theta":0.0,"rho":4.6233,"theo":6400.3458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6448.99,"last_trade_time":"2026-02-03T15:31:43","percent_change":0.0,"prev_day_close":6423.2998046875},{"option":"SPX270319P00400000","bid":0.05,"bid_size":84.0,"ask":0.75,"ask_size":84.0,"iv":0.9054,"open_interest":4.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0588,"theta":-0.0063,"rho":-0.0202,"theo":0.4257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-17T10:58:12","percent_change":0.0,"prev_day_close":0.175000006332994},{"option":"SPX270319C00600000","bid":6192.7,"bid_size":1.0,"ask":6232.6,"ask_size":1.0,"iv":0.9874,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1032,"theta":0.0,"rho":6.6772,"theo":6208.6562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6231.60009765625},{"option":"SPX270319P00600000","bid":0.15,"bid_size":84.0,"ask":1.1,"ask_size":84.0,"iv":0.8024,"open_interest":10.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.1031,"theta":-0.0098,"rho":-0.036,"theo":0.7045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.58,"last_trade_time":"2026-02-12T10:45:02","percent_change":0.0,"prev_day_close":0.600000008940697},{"option":"SPX270319C00800000","bid":6000.9,"bid_size":1.0,"ask":6041.0,"ask_size":1.0,"iv":0.8734,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1641,"theta":0.0,"rho":8.7243,"theo":6017.0673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6039.75},{"option":"SPX270319P00800000","bid":0.6,"bid_size":84.0,"ask":1.3,"ask_size":2.0,"iv":0.7335,"open_interest":56.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.1641,"theta":-0.0143,"rho":-0.0585,"theo":1.084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.98,"last_trade_time":"2026-02-12T10:45:02","percent_change":0.0,"prev_day_close":1.07499998807907},{"option":"SPX270319C01000000","bid":5816.5,"bid_size":2.0,"ask":5841.1,"ask_size":2.0,"iv":0.7786,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2477,"theta":0.0,"rho":10.762,"theo":5825.6308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5832.9,"last_trade_time":"2026-02-04T12:27:05","percent_change":0.0,"prev_day_close":5849.0},{"option":"SPX270319P01000000","bid":1.25,"bid_size":364.0,"ask":1.8,"ask_size":2.0,"iv":0.6877,"open_interest":18.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.2476,"theta":-0.0201,"rho":-0.0905,"theo":1.6158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.63,"last_trade_time":"2026-02-17T12:11:43","percent_change":0.0,"prev_day_close":1.625},{"option":"SPX270319C01200000","bid":5625.7,"bid_size":2.0,"ask":5649.6,"ask_size":2.0,"iv":0.7192,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.3607,"theta":0.0,"rho":12.7863,"theo":5634.4039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5657.55004882812},{"option":"SPX270319P01200000","bid":2.05,"bid_size":355.0,"ask":2.75,"ask_size":271.0,"iv":0.6529,"open_interest":20.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.3606,"theta":-0.0277,"rho":-0.1359,"theo":2.357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.55,"last_trade_time":"2026-02-05T16:07:47","percent_change":0.0,"prev_day_close":2.42500007152557},{"option":"SPX270319C01400000","bid":5435.4,"bid_size":2.0,"ask":5458.4,"ask_size":2.0,"iv":0.6735,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.5094,"theta":0.0,"rho":14.7942,"theo":5443.4341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5466.4501953125},{"option":"SPX270319P01400000","bid":3.1,"bid_size":301.0,"ask":4.0,"ask_size":354.0,"iv":0.6227,"open_interest":114.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.5092,"theta":-0.0372,"rho":-0.1975,"theo":3.3551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.89,"last_trade_time":"2026-02-13T09:40:25","percent_change":0.0,"prev_day_close":3.45000004768372},{"option":"SPX270319C01600000","bid":5244.9,"bid_size":2.0,"ask":5267.4,"ask_size":2.0,"iv":0.6322,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.695,"theta":0.0,"rho":16.7831,"theo":5252.7604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5275.75},{"option":"SPX270319P01600000","bid":4.4,"bid_size":284.0,"ask":5.3,"ask_size":338.0,"iv":0.5933,"open_interest":157.0,"volume":0.0,"delta":-0.0032,"gamma":0.0,"vega":0.6947,"theta":-0.0486,"rho":-0.2783,"theo":4.6491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.8,"last_trade_time":"2026-02-17T10:58:12","percent_change":0.0,"prev_day_close":4.75},{"option":"SPX270319C01800000","bid":5054.8,"bid_size":2.0,"ask":5076.9,"ask_size":2.0,"iv":0.5984,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.9234,"theta":0.0,"rho":18.7502,"theo":5062.4025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5084.84985351562},{"option":"SPX270319P01800000","bid":6.1,"bid_size":239.0,"ask":6.9,"ask_size":316.0,"iv":0.5675,"open_interest":194.0,"volume":0.0,"delta":-0.0044,"gamma":0.0,"vega":0.9232,"theta":-0.0618,"rho":-0.381,"theo":6.261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-11T10:45:15","percent_change":0.0,"prev_day_close":6.29999995231628},{"option":"SPX270319C02000000","bid":4865.0,"bid_size":2.0,"ask":4886.5,"ask_size":2.0,"iv":0.5678,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":1.19,"theta":0.0,"rho":20.6947,"theo":4872.3755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4894.55004882812},{"option":"SPX270319P02000000","bid":7.9,"bid_size":235.0,"ask":8.8,"ask_size":296.0,"iv":0.5427,"open_interest":190.0,"volume":0.0,"delta":-0.0058,"gamma":0.0,"vega":1.19,"theta":-0.0766,"rho":-0.5062,"theo":8.2037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.01,"last_trade_time":"2026-02-17T13:55:17","percent_change":0.0,"prev_day_close":8.15000009536743},{"option":"SPX270319C02200000","bid":4675.5,"bid_size":2.0,"ask":4696.4,"ask_size":2.0,"iv":0.5402,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":1.5016,"theta":0.0,"rho":22.6142,"theo":4682.6769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4704.44995117188},{"option":"SPX270319P02200000","bid":10.1,"bid_size":216.0,"ask":10.9,"ask_size":237.0,"iv":0.5196,"open_interest":181.0,"volume":0.0,"delta":-0.0076,"gamma":0.0,"vega":1.5015,"theta":-0.0928,"rho":-0.6564,"theo":10.4728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.16,"last_trade_time":"2026-02-17T16:13:05","percent_change":0.0,"prev_day_close":10.1999998092651},{"option":"SPX270319C02400000","bid":4486.2,"bid_size":2.0,"ask":4504.5,"ask_size":2.0,"iv":0.5094,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":1.852,"theta":0.0,"rho":24.5073,"theo":4493.311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4514.4501953125},{"option":"SPX270319P02400000","bid":12.6,"bid_size":204.0,"ask":13.5,"ask_size":235.0,"iv":0.4983,"open_interest":194.0,"volume":0.0,"delta":-0.0096,"gamma":0.0,"vega":1.852,"theta":-0.1101,"rho":-0.833,"theo":13.0764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":12.65,"last_trade_time":"2026-02-17T15:51:58","percent_change":0.0,"prev_day_close":12.5999999046326},{"option":"SPX270319C02600000","bid":4295.4,"bid_size":2.0,"ask":4315.1,"ask_size":2.0,"iv":0.4827,"open_interest":0.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":2.2453,"theta":0.0,"rho":26.3745,"theo":4304.268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4326.89990234375},{"option":"SPX270319P02600000","bid":15.5,"bid_size":186.0,"ask":16.4,"ask_size":228.0,"iv":0.478,"open_interest":137.0,"volume":0.0,"delta":-0.012,"gamma":0.0,"vega":2.2453,"theta":-0.1283,"rho":-1.0355,"theo":16.0018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.2,"last_trade_time":"2026-02-17T09:49:16","percent_change":0.0,"prev_day_close":15.4000000953674},{"option":"SPX270319C02800000","bid":4106.9,"bid_size":2.0,"ask":4127.7,"ask_size":2.0,"iv":0.4652,"open_interest":0.0,"volume":0.0,"delta":0.9882,"gamma":0.0,"vega":2.6843,"theta":0.0,"rho":28.2088,"theo":4115.5556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4137.80004882812},{"option":"SPX270319P02800000","bid":18.7,"bid_size":77.0,"ask":19.7,"ask_size":245.0,"iv":0.4584,"open_interest":639.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":2.6841,"theta":-0.1472,"rho":-1.2707,"theo":19.2563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.67,"last_trade_time":"2026-02-13T12:01:07","percent_change":0.0,"prev_day_close":18.5999994277954},{"option":"SPX270319C02900000","bid":4012.9,"bid_size":2.0,"ask":4033.3,"ask_size":2.0,"iv":0.4553,"open_interest":0.0,"volume":0.0,"delta":0.9867,"gamma":0.0,"vega":2.9173,"theta":0.0,"rho":29.1153,"theo":4021.3274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4043.25},{"option":"SPX270319P02900000","bid":20.5,"bid_size":76.0,"ask":21.5,"ask_size":225.0,"iv":0.449,"open_interest":76.0,"volume":0.0,"delta":-0.0163,"gamma":0.0,"vega":2.9173,"theta":-0.1568,"rho":-1.3991,"theo":21.014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.42,"last_trade_time":"2026-02-17T16:13:05","percent_change":0.0,"prev_day_close":20.3000001907349},{"option":"SPX270319C03000000","bid":3918.8,"bid_size":2.0,"ask":3937.3,"ask_size":2.0,"iv":0.4425,"open_interest":0.0,"volume":0.0,"delta":0.9851,"gamma":0.0,"vega":3.1621,"theta":0.0,"rho":30.0144,"theo":3927.1858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3949.0},{"option":"SPX270319P03000000","bid":22.3,"bid_size":74.0,"ask":23.4,"ask_size":264.0,"iv":0.4397,"open_interest":528.0,"volume":0.0,"delta":-0.0179,"gamma":0.0,"vega":3.1621,"theta":-0.1666,"rho":-1.5349,"theo":22.8568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.3,"last_trade_time":"2026-02-17T15:51:58","percent_change":0.0,"prev_day_close":22.1499996185303},{"option":"SPX270319C03100000","bid":3824.9,"bid_size":2.0,"ask":3843.1,"ask_size":2.0,"iv":0.433,"open_interest":0.0,"volume":0.0,"delta":0.9834,"gamma":0.0,"vega":3.4218,"theta":0.0,"rho":30.9036,"theo":3833.1354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3853.0},{"option":"SPX270319P03100000","bid":24.2,"bid_size":74.0,"ask":25.3,"ask_size":255.0,"iv":0.4303,"open_interest":46.0,"volume":4.0,"delta":-0.0196,"gamma":0.0,"vega":3.4215,"theta":-0.1766,"rho":-1.6803,"theo":24.7885,"change":-0.7,"open":23.23,"high":23.3,"low":23.23,"tick":"up","last_trade_price":23.3,"last_trade_time":"2026-02-18T11:40:17","percent_change":-2.91667,"prev_day_close":24.0500001907349},{"option":"SPX270319C03200000","bid":3731.2,"bid_size":2.0,"ask":3749.0,"ask_size":2.0,"iv":0.4238,"open_interest":1.0,"volume":1.0,"delta":0.9815,"gamma":0.0,"vega":3.6963,"theta":0.0,"rho":31.7814,"theo":3739.1842,"change":56.4499,"open":3787.65,"high":3787.65,"low":3787.65,"tick":"up","last_trade_price":3787.65,"last_trade_time":"2026-02-18T10:55:39","percent_change":1.51292,"prev_day_close":3760.0},{"option":"SPX270319P03200000","bid":26.2,"bid_size":72.0,"ask":27.3,"ask_size":219.0,"iv":0.4211,"open_interest":82.0,"volume":3.0,"delta":-0.0215,"gamma":0.0,"vega":3.696,"theta":-0.1866,"rho":-1.8374,"theo":26.8214,"change":-0.69,"open":25.05,"high":25.36,"low":25.05,"tick":"up","last_trade_price":25.36,"last_trade_time":"2026-02-18T11:45:05","percent_change":-2.64875,"prev_day_close":26.0499992370605},{"option":"SPX270319C03300000","bid":3637.5,"bid_size":2.0,"ask":3655.1,"ask_size":2.0,"iv":0.4148,"open_interest":0.0,"volume":0.0,"delta":0.9795,"gamma":0.0,"vega":3.9834,"theta":0.0,"rho":32.6477,"theo":3645.3423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3666.04992675781},{"option":"SPX270319P03300000","bid":28.4,"bid_size":70.0,"ask":29.5,"ask_size":241.0,"iv":0.4122,"open_interest":2098.0,"volume":2.0,"delta":-0.0234,"gamma":0.0,"vega":3.9834,"theta":-0.1969,"rho":-2.006,"theo":28.9661,"change":-0.82,"open":27.28,"high":27.33,"low":27.28,"tick":"up","last_trade_price":27.33,"last_trade_time":"2026-02-18T10:27:57","percent_change":-2.91296,"prev_day_close":28.1499996185303},{"option":"SPX270319C03400000","bid":3543.9,"bid_size":2.0,"ask":3561.2,"ask_size":2.0,"iv":0.4057,"open_interest":0.0,"volume":0.0,"delta":0.9774,"gamma":0.0,"vega":4.2819,"theta":0.0,"rho":33.5037,"theo":3551.6194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3603.39,"last_trade_time":"2026-02-03T15:31:43","percent_change":0.0,"prev_day_close":3571.34997558594},{"option":"SPX270319P03400000","bid":30.6,"bid_size":68.0,"ask":31.9,"ask_size":230.0,"iv":0.4035,"open_interest":1201.0,"volume":0.0,"delta":-0.0256,"gamma":0.0,"vega":4.2819,"theta":-0.2073,"rho":-2.1849,"theo":31.2275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":31.96,"last_trade_time":"2026-02-17T09:47:12","percent_change":0.0,"prev_day_close":30.3500003814697},{"option":"SPX270319C03500000","bid":3450.5,"bid_size":2.0,"ask":3467.6,"ask_size":2.0,"iv":0.3971,"open_interest":0.0,"volume":0.0,"delta":0.9751,"gamma":0.0,"vega":4.5944,"theta":0.0,"rho":34.3492,"theo":3458.0261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3478.69995117188},{"option":"SPX270319P03500000","bid":32.9,"bid_size":151.0,"ask":34.3,"ask_size":222.0,"iv":0.3947,"open_interest":41.0,"volume":0.0,"delta":-0.0278,"gamma":0.0,"vega":4.5944,"theta":-0.2179,"rho":-2.3743,"theo":33.6185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":33.4,"last_trade_time":"2026-02-12T13:24:01","percent_change":0.0,"prev_day_close":32.7000007629394},{"option":"SPX270319C03600000","bid":3357.1,"bid_size":2.0,"ask":3373.9,"ask_size":2.0,"iv":0.3882,"open_interest":0.0,"volume":0.0,"delta":0.9727,"gamma":0.0,"vega":4.9257,"theta":0.0,"rho":35.1812,"theo":3364.5762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3385.20007324219},{"option":"SPX270319P03600000","bid":35.4,"bid_size":149.0,"ask":36.8,"ask_size":224.0,"iv":0.3861,"open_interest":105.0,"volume":10.0,"delta":-0.0303,"gamma":0.0,"vega":4.9257,"theta":-0.2287,"rho":-2.5771,"theo":36.1528,"change":-0.9,"open":34.92,"high":34.92,"low":34.0,"tick":"up","last_trade_price":34.3,"last_trade_time":"2026-02-18T10:25:06","percent_change":-2.55682,"prev_day_close":35.1500015258789},{"option":"SPX270319C03700000","bid":3264.1,"bid_size":2.0,"ask":3280.6,"ask_size":2.0,"iv":0.38,"open_interest":0.0,"volume":0.0,"delta":0.97,"gamma":0.0,"vega":5.2789,"theta":0.0,"rho":35.9958,"theo":3271.2891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3291.89990234375},{"option":"SPX270319P03700000","bid":38.1,"bid_size":146.0,"ask":39.5,"ask_size":216.0,"iv":0.3778,"open_interest":13.0,"volume":0.0,"delta":-0.0329,"gamma":0.0,"vega":5.2789,"theta":-0.2398,"rho":-2.7973,"theo":38.85,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":38.7,"last_trade_time":"2026-02-12T13:19:21","percent_change":0.0,"prev_day_close":37.8499984741211},{"option":"SPX270319C03800000","bid":3171.1,"bid_size":2.0,"ask":3187.3,"ask_size":2.0,"iv":0.3716,"open_interest":0.0,"volume":0.0,"delta":0.9672,"gamma":0.0,"vega":5.6529,"theta":0.0,"rho":36.7909,"theo":3178.1892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3198.75},{"option":"SPX270319P03800000","bid":41.0,"bid_size":141.0,"ask":42.4,"ask_size":208.0,"iv":0.3697,"open_interest":49.0,"volume":4.0,"delta":-0.0358,"gamma":0.0,"vega":5.6529,"theta":-0.2512,"rho":-3.0371,"theo":41.7344,"change":-1.07,"open":39.63,"high":39.73,"low":39.63,"tick":"up","last_trade_price":39.73,"last_trade_time":"2026-02-18T12:34:58","percent_change":-2.62255,"prev_day_close":40.6500015258789},{"option":"SPX270319C03900000","bid":3078.4,"bid_size":2.0,"ask":3094.4,"ask_size":2.0,"iv":0.3636,"open_interest":0.0,"volume":0.0,"delta":0.9642,"gamma":0.0,"vega":6.0448,"theta":0.0,"rho":37.5672,"theo":3085.3023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3105.80004882812},{"option":"SPX270319P03900000","bid":44.0,"bid_size":140.0,"ask":45.5,"ask_size":198.0,"iv":0.3616,"open_interest":59.0,"volume":4.0,"delta":-0.0388,"gamma":0.0,"vega":6.0448,"theta":-0.263,"rho":-3.2956,"theo":44.8317,"change":-1.41,"open":42.4,"high":42.44,"low":42.4,"tick":"up","last_trade_price":42.44,"last_trade_time":"2026-02-18T10:20:18","percent_change":-3.21551,"prev_day_close":43.7000007629394},{"option":"SPX270319C04000000","bid":2985.9,"bid_size":2.0,"ask":3001.6,"ask_size":2.0,"iv":0.3558,"open_interest":0.0,"volume":0.0,"delta":0.9608,"gamma":0.0,"vega":6.4558,"theta":0.0,"rho":38.3254,"theo":2992.6534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3013.09997558594},{"option":"SPX270319P04000000","bid":47.4,"bid_size":127.0,"ask":48.9,"ask_size":204.0,"iv":0.354,"open_interest":65.0,"volume":0.0,"delta":-0.0422,"gamma":0.0,"vega":6.4558,"theta":-0.2752,"rho":-3.5722,"theo":48.1671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.1,"last_trade_time":"2026-02-12T16:09:27","percent_change":0.0,"prev_day_close":46.9500007629394},{"option":"SPX270319C04100000","bid":2893.6,"bid_size":2.0,"ask":2909.1,"ask_size":2.0,"iv":0.3481,"open_interest":0.0,"volume":0.0,"delta":0.9572,"gamma":0.0,"vega":6.8919,"theta":0.0,"rho":39.0626,"theo":2900.2695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2920.70007324219},{"option":"SPX270319P04100000","bid":50.9,"bid_size":122.0,"ask":52.6,"ask_size":194.0,"iv":0.3464,"open_interest":30.0,"volume":0.0,"delta":-0.0458,"gamma":0.0,"vega":6.8919,"theta":-0.2878,"rho":-3.8699,"theo":51.7675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.7,"last_trade_time":"2026-02-13T10:33:12","percent_change":0.0,"prev_day_close":50.5},{"option":"SPX270319C04150000","bid":2847.7,"bid_size":2.0,"ask":2862.9,"ask_size":2.0,"iv":0.3443,"open_interest":0.0,"volume":0.0,"delta":0.9553,"gamma":0.0,"vega":7.1217,"theta":0.0,"rho":39.4212,"theo":2854.187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2874.80004882812},{"option":"SPX270319P04150000","bid":52.9,"bid_size":115.0,"ask":54.7,"ask_size":186.0,"iv":0.3429,"open_interest":531.0,"volume":175.0,"delta":-0.0477,"gamma":0.0,"vega":7.1217,"theta":-0.2943,"rho":-4.0287,"theo":53.6772,"change":0.64,"open":51.2,"high":53.39,"low":50.75,"tick":"up","last_trade_price":53.39,"last_trade_time":"2026-02-18T14:58:18","percent_change":1.21327,"prev_day_close":52.3999996185303},{"option":"SPX270319C04200000","bid":2802.0,"bid_size":2.0,"ask":2817.0,"ask_size":2.0,"iv":0.3409,"open_interest":0.0,"volume":0.0,"delta":0.9533,"gamma":0.0,"vega":7.3597,"theta":0.0,"rho":39.7719,"theo":2808.1839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2828.75},{"option":"SPX270319P04200000","bid":54.8,"bid_size":115.0,"ask":56.6,"ask_size":170.0,"iv":0.3391,"open_interest":1118.0,"volume":263.0,"delta":-0.0497,"gamma":0.0,"vega":7.3597,"theta":-0.3009,"rho":-4.1954,"theo":55.6662,"change":0.55,"open":54.58,"high":55.4,"low":52.68,"tick":"no_change","last_trade_price":55.3,"last_trade_time":"2026-02-18T14:53:18","percent_change":1.00457,"prev_day_close":54.3999996185303},{"option":"SPX270319C04250000","bid":2756.2,"bid_size":2.0,"ask":2771.0,"ask_size":2.0,"iv":0.3373,"open_interest":64.0,"volume":0.0,"delta":0.9512,"gamma":0.0,"vega":7.6056,"theta":-0.0093,"rho":40.1143,"theo":2762.2654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2826.7,"last_trade_time":"2026-01-08T11:13:17","percent_change":0.0,"prev_day_close":2782.80004882812},{"option":"SPX270319P04250000","bid":56.9,"bid_size":108.0,"ask":58.7,"ask_size":164.0,"iv":0.3356,"open_interest":1810.0,"volume":92.0,"delta":-0.0518,"gamma":0.0,"vega":7.6056,"theta":-0.3076,"rho":-4.3705,"theo":57.7398,"change":-0.35,"open":56.34,"high":57.8,"low":56.34,"tick":"down","last_trade_price":56.5,"last_trade_time":"2026-02-18T16:00:50","percent_change":-0.615656,"prev_day_close":56.3999996185303},{"option":"SPX270319C04300000","bid":2710.4,"bid_size":2.0,"ask":2725.2,"ask_size":2.0,"iv":0.3337,"open_interest":30.0,"volume":0.0,"delta":0.949,"gamma":0.0,"vega":7.8586,"theta":-0.0215,"rho":40.4482,"theo":2716.4368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2806.6,"last_trade_time":"2026-01-07T10:02:52","percent_change":0.0,"prev_day_close":2736.94995117188},{"option":"SPX270319P04300000","bid":59.1,"bid_size":105.0,"ask":61.0,"ask_size":164.0,"iv":0.3321,"open_interest":1689.0,"volume":2.0,"delta":-0.0539,"gamma":0.0,"vega":7.8586,"theta":-0.3145,"rho":-4.554,"theo":59.9034,"change":-2.05,"open":56.91,"high":56.95,"low":56.91,"tick":"up","last_trade_price":56.95,"last_trade_time":"2026-02-18T10:30:25","percent_change":-3.47458,"prev_day_close":58.5},{"option":"SPX270319C04350000","bid":2664.8,"bid_size":2.0,"ask":2679.4,"ask_size":2.0,"iv":0.3302,"open_interest":0.0,"volume":0.0,"delta":0.9468,"gamma":0.0,"vega":8.1179,"theta":-0.0338,"rho":40.7741,"theo":2670.7034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2691.0},{"option":"SPX270319P04350000","bid":61.4,"bid_size":107.0,"ask":63.1,"ask_size":154.0,"iv":0.3286,"open_interest":3079.0,"volume":0.0,"delta":-0.0562,"gamma":0.0,"vega":8.1179,"theta":-0.3215,"rho":-4.7455,"theo":62.1621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.05,"last_trade_time":"2026-02-17T12:25:59","percent_change":0.0,"prev_day_close":60.75},{"option":"SPX270319C04400000","bid":2619.2,"bid_size":2.0,"ask":2633.7,"ask_size":2.0,"iv":0.3267,"open_interest":0.0,"volume":0.0,"delta":0.9444,"gamma":0.0,"vega":8.3829,"theta":-0.0462,"rho":41.0924,"theo":2625.07,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2645.5},{"option":"SPX270319P04400000","bid":63.7,"bid_size":100.0,"ask":65.7,"ask_size":162.0,"iv":0.3252,"open_interest":89.0,"volume":0.0,"delta":-0.0586,"gamma":0.0,"vega":8.3829,"theta":-0.3286,"rho":-4.9446,"theo":64.5208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":69.2,"last_trade_time":"2026-02-17T10:44:46","percent_change":0.0,"prev_day_close":63.1000003814697},{"option":"SPX270319C04450000","bid":2573.8,"bid_size":2.0,"ask":2588.0,"ask_size":2.0,"iv":0.3232,"open_interest":0.0,"volume":0.0,"delta":0.942,"gamma":0.0,"vega":8.6539,"theta":-0.0588,"rho":41.4034,"theo":2579.5409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2599.95007324219},{"option":"SPX270319P04450000","bid":66.2,"bid_size":97.0,"ask":67.9,"ask_size":144.0,"iv":0.3217,"open_interest":23.0,"volume":2.0,"delta":-0.061,"gamma":0.0,"vega":8.6539,"theta":-0.3359,"rho":-5.151,"theo":66.9839,"change":-2.29,"open":63.71,"high":63.81,"low":63.71,"tick":"up","last_trade_price":63.81,"last_trade_time":"2026-02-18T12:34:58","percent_change":-3.46445,"prev_day_close":65.5},{"option":"SPX270319C04500000","bid":2528.4,"bid_size":2.0,"ask":2542.6,"ask_size":2.0,"iv":0.3198,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0001,"vega":8.9318,"theta":-0.0715,"rho":41.7071,"theo":2534.1206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2554.5},{"option":"SPX270319P04500000","bid":68.7,"bid_size":94.0,"ask":70.7,"ask_size":157.0,"iv":0.3184,"open_interest":76.0,"volume":0.0,"delta":-0.0636,"gamma":0.0001,"vega":8.9318,"theta":-0.3433,"rho":-5.3648,"theo":69.5557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.39,"last_trade_time":"2026-02-13T10:21:13","percent_change":0.0,"prev_day_close":68.0},{"option":"SPX270319C04550000","bid":2483.2,"bid_size":2.0,"ask":2496.8,"ask_size":2.0,"iv":0.3163,"open_interest":0.0,"volume":0.0,"delta":0.9367,"gamma":0.0001,"vega":9.2179,"theta":-0.0843,"rho":42.0023,"theo":2488.8135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2509.05004882812},{"option":"SPX270319P04550000","bid":71.4,"bid_size":91.0,"ask":73.2,"ask_size":140.0,"iv":0.315,"open_interest":34.0,"volume":4.0,"delta":-0.0663,"gamma":0.0001,"vega":9.2179,"theta":-0.3508,"rho":-5.5869,"theo":72.2407,"change":0.25,"open":71.53,"high":71.55,"low":71.53,"tick":"up","last_trade_price":71.55,"last_trade_time":"2026-02-18T14:38:32","percent_change":0.350632,"prev_day_close":70.6000022888184},{"option":"SPX270319C04600000","bid":2438.1,"bid_size":2.0,"ask":2451.9,"ask_size":2.0,"iv":0.3132,"open_interest":0.0,"volume":0.0,"delta":0.9339,"gamma":0.0001,"vega":9.5137,"theta":-0.0973,"rho":42.2877,"theo":2443.6248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2463.05004882812},{"option":"SPX270319P04600000","bid":74.2,"bid_size":91.0,"ask":76.2,"ask_size":148.0,"iv":0.3119,"open_interest":57.0,"volume":6.0,"delta":-0.0691,"gamma":0.0001,"vega":9.5137,"theta":-0.3585,"rho":-5.819,"theo":75.0442,"change":-3.29,"open":71.2,"high":71.2,"low":70.81,"tick":"down","last_trade_price":70.81,"last_trade_time":"2026-02-18T13:00:52","percent_change":-4.43994,"prev_day_close":73.2999992370606},{"option":"SPX270319C04650000","bid":2392.7,"bid_size":2.0,"ask":2406.6,"ask_size":2.0,"iv":0.3096,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0001,"vega":9.8198,"theta":-0.1104,"rho":42.5616,"theo":2398.5605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2418.5},{"option":"SPX270319P04650000","bid":77.1,"bid_size":87.0,"ask":78.9,"ask_size":131.0,"iv":0.3085,"open_interest":63.0,"volume":16.0,"delta":-0.072,"gamma":0.0001,"vega":9.8198,"theta":-0.3663,"rho":-6.0625,"theo":77.972,"change":-0.93,"open":75.6,"high":76.11,"low":75.6,"tick":"down","last_trade_price":76.07,"last_trade_time":"2026-02-18T14:30:35","percent_change":-1.20779,"prev_day_close":76.25},{"option":"SPX270319C04700000","bid":2347.8,"bid_size":2.0,"ask":2361.5,"ask_size":2.0,"iv":0.3064,"open_interest":0.0,"volume":0.0,"delta":0.9279,"gamma":0.0001,"vega":10.136,"theta":-0.1236,"rho":42.8229,"theo":2353.6272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2373.65002441406},{"option":"SPX270319P04700000","bid":80.1,"bid_size":122.0,"ask":82.2,"ask_size":140.0,"iv":0.3055,"open_interest":51.0,"volume":12.0,"delta":-0.075,"gamma":0.0001,"vega":10.136,"theta":-0.3743,"rho":-6.3186,"theo":81.0308,"change":-2.55,"open":77.85,"high":77.86,"low":77.55,"tick":"down","last_trade_price":77.55,"last_trade_time":"2026-02-18T10:01:08","percent_change":-3.18352,"prev_day_close":79.25},{"option":"SPX270319C04750000","bid":2303.5,"bid_size":2.0,"ask":2316.4,"ask_size":2.0,"iv":0.3033,"open_interest":0.0,"volume":0.0,"delta":0.9248,"gamma":0.0001,"vega":10.4609,"theta":-0.1369,"rho":43.0713,"theo":2308.8315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2327.95007324219},{"option":"SPX270319P04750000","bid":83.3,"bid_size":117.0,"ask":85.4,"ask_size":136.0,"iv":0.3024,"open_interest":113.0,"volume":196.0,"delta":-0.0782,"gamma":0.0001,"vega":10.4609,"theta":-0.3823,"rho":-6.5876,"theo":84.2272,"change":-3.73,"open":79.74,"high":79.9,"low":79.52,"tick":"down","last_trade_price":79.52,"last_trade_time":"2026-02-18T13:00:19","percent_change":-4.48048,"prev_day_close":82.3499984741211},{"option":"SPX270319C04775000","bid":2281.1,"bid_size":2.0,"ask":2294.0,"ask_size":2.0,"iv":0.3017,"open_interest":0.0,"volume":0.0,"delta":0.9231,"gamma":0.0001,"vega":10.626,"theta":-0.1437,"rho":43.1909,"theo":2286.4873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2306.35009765625},{"option":"SPX270319P04775000","bid":84.9,"bid_size":77.0,"ask":87.0,"ask_size":135.0,"iv":0.3008,"open_interest":34.0,"volume":44.0,"delta":-0.0799,"gamma":0.0001,"vega":10.626,"theta":-0.3864,"rho":-6.7268,"theo":85.8791,"change":-3.87,"open":81.38,"high":81.43,"low":80.98,"tick":"up","last_trade_price":81.03,"last_trade_time":"2026-02-18T11:34:26","percent_change":-4.55831,"prev_day_close":83.8999977111816},{"option":"SPX270319C04800000","bid":2258.9,"bid_size":2.0,"ask":2272.1,"ask_size":2.0,"iv":0.3004,"open_interest":0.0,"volume":0.0,"delta":0.9214,"gamma":0.0001,"vega":10.7928,"theta":-0.1504,"rho":43.3077,"theo":2264.1798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2284.0},{"option":"SPX270319P04800000","bid":86.6,"bid_size":118.0,"ask":88.8,"ask_size":134.0,"iv":0.2993,"open_interest":114.0,"volume":7.0,"delta":-0.0815,"gamma":0.0001,"vega":10.7928,"theta":-0.3905,"rho":-6.8686,"theo":87.5677,"change":-1.45,"open":82.56,"high":85.1,"low":82.4,"tick":"up","last_trade_price":85.1,"last_trade_time":"2026-02-18T15:59:01","percent_change":-1.67533,"prev_day_close":85.5},{"option":"SPX270319C04825000","bid":2236.6,"bid_size":2.0,"ask":2249.8,"ask_size":2.0,"iv":0.2989,"open_interest":0.0,"volume":0.0,"delta":0.9197,"gamma":0.0001,"vega":10.9609,"theta":-0.1572,"rho":43.4216,"theo":2241.9098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2260.75},{"option":"SPX270319P04825000","bid":88.3,"bid_size":74.0,"ask":90.5,"ask_size":131.0,"iv":0.2978,"open_interest":76.0,"volume":6.0,"delta":-0.0832,"gamma":0.0001,"vega":10.9609,"theta":-0.3946,"rho":-7.0134,"theo":89.2938,"change":-0.85,"open":86.4,"high":88.6,"low":86.3,"tick":"down","last_trade_price":87.4,"last_trade_time":"2026-02-18T15:59:50","percent_change":-0.963173,"prev_day_close":87.2000007629394},{"option":"SPX270319C04850000","bid":2214.4,"bid_size":2.0,"ask":2227.5,"ask_size":2.0,"iv":0.2973,"open_interest":0.0,"volume":0.0,"delta":0.918,"gamma":0.0001,"vega":11.1303,"theta":-0.164,"rho":43.533,"theo":2219.6778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2239.25},{"option":"SPX270319P04850000","bid":90.0,"bid_size":114.0,"ask":92.3,"ask_size":124.0,"iv":0.2962,"open_interest":27.0,"volume":0.0,"delta":-0.085,"gamma":0.0001,"vega":11.1303,"theta":-0.3988,"rho":-7.1607,"theo":91.0578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.86,"last_trade_time":"2026-02-17T09:53:06","percent_change":0.0,"prev_day_close":88.8999977111816},{"option":"SPX270319C04875000","bid":2192.2,"bid_size":2.0,"ask":2204.9,"ask_size":2.0,"iv":0.2956,"open_interest":0.0,"volume":0.0,"delta":0.9162,"gamma":0.0001,"vega":11.3012,"theta":-0.1708,"rho":43.642,"theo":2197.4843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2217.05004882812},{"option":"SPX270319P04875000","bid":91.8,"bid_size":72.0,"ask":94.0,"ask_size":120.0,"iv":0.2947,"open_interest":44.0,"volume":2.0,"delta":-0.0868,"gamma":0.0001,"vega":11.3012,"theta":-0.403,"rho":-7.3105,"theo":92.8604,"change":-1.84,"open":89.98,"high":90.01,"low":89.98,"tick":"up","last_trade_price":90.01,"last_trade_time":"2026-02-18T13:52:37","percent_change":-2.00327,"prev_day_close":90.6500015258789},{"option":"SPX270319C04900000","bid":2170.1,"bid_size":2.0,"ask":2182.6,"ask_size":2.0,"iv":0.2941,"open_interest":0.0,"volume":0.0,"delta":0.9144,"gamma":0.0001,"vega":11.4735,"theta":-0.1777,"rho":43.7485,"theo":2175.3299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2194.90002441406},{"option":"SPX270319P04900000","bid":93.6,"bid_size":110.0,"ask":95.8,"ask_size":117.0,"iv":0.2932,"open_interest":86.0,"volume":0.0,"delta":-0.0886,"gamma":0.0001,"vega":11.4735,"theta":-0.4072,"rho":-7.4627,"theo":94.702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.84,"last_trade_time":"2026-02-17T10:06:20","percent_change":0.0,"prev_day_close":92.3999977111816},{"option":"SPX270319C04925000","bid":2148.0,"bid_size":2.0,"ask":2161.0,"ask_size":2.0,"iv":0.2928,"open_interest":0.0,"volume":0.0,"delta":0.9126,"gamma":0.0001,"vega":11.6476,"theta":-0.1845,"rho":43.8524,"theo":2153.215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2172.70007324219},{"option":"SPX270319P04925000","bid":95.4,"bid_size":71.0,"ask":97.8,"ask_size":118.0,"iv":0.2917,"open_interest":15.0,"volume":0.0,"delta":-0.0904,"gamma":0.0001,"vega":11.6476,"theta":-0.4114,"rho":-7.6174,"theo":96.5833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":97.7,"last_trade_time":"2026-02-12T13:23:36","percent_change":0.0,"prev_day_close":94.25},{"option":"SPX270319C04950000","bid":2126.0,"bid_size":2.0,"ask":2138.9,"ask_size":2.0,"iv":0.2914,"open_interest":0.0,"volume":0.0,"delta":0.9106,"gamma":0.0001,"vega":11.8235,"theta":-0.1914,"rho":43.9537,"theo":2131.1403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2150.44995117188},{"option":"SPX270319P04950000","bid":97.3,"bid_size":108.0,"ask":99.7,"ask_size":117.0,"iv":0.2902,"open_interest":202.0,"volume":0.0,"delta":-0.0923,"gamma":0.0001,"vega":11.8235,"theta":-0.4156,"rho":-7.7749,"theo":98.5046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.14,"last_trade_time":"2026-02-10T12:42:11","percent_change":0.0,"prev_day_close":96.0999984741211},{"option":"SPX270319C04975000","bid":2104.0,"bid_size":2.0,"ask":2116.3,"ask_size":2.0,"iv":0.2897,"open_interest":0.0,"volume":0.0,"delta":0.9087,"gamma":0.0001,"vega":12.0017,"theta":-0.1984,"rho":44.052,"theo":2109.1063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2128.45007324219},{"option":"SPX270319P04975000","bid":99.3,"bid_size":66.0,"ask":101.5,"ask_size":112.0,"iv":0.2887,"open_interest":11.0,"volume":0.0,"delta":-0.0943,"gamma":0.0001,"vega":12.0017,"theta":-0.4199,"rho":-7.9353,"theo":100.4667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":101.6,"last_trade_time":"2026-02-12T13:23:36","percent_change":0.0,"prev_day_close":97.9500007629394},{"option":"SPX270319C05000000","bid":2082.0,"bid_size":2.0,"ask":2094.8,"ask_size":2.0,"iv":0.2884,"open_interest":7.0,"volume":1.0,"delta":0.9068,"gamma":0.0001,"vega":12.1823,"theta":-0.2053,"rho":44.1471,"theo":2087.1138,"change":12.14,"open":2091.14,"high":2091.14,"low":2091.14,"tick":"up","last_trade_price":2091.14,"last_trade_time":"2026-02-18T09:40:02","percent_change":0.583935,"prev_day_close":2106.40002441406},{"option":"SPX270319P05000000","bid":101.3,"bid_size":106.0,"ask":103.5,"ask_size":111.0,"iv":0.2873,"open_interest":1047.0,"volume":5.0,"delta":-0.0962,"gamma":0.0001,"vega":12.1823,"theta":-0.4242,"rho":-8.0989,"theo":102.4702,"change":-2.25,"open":100.6,"high":100.6,"low":99.0,"tick":"down","last_trade_price":99.0,"last_trade_time":"2026-02-18T09:55:30","percent_change":-2.22222,"prev_day_close":99.8999977111816},{"option":"SPX270319C05025000","bid":2060.1,"bid_size":2.0,"ask":2072.8,"ask_size":2.0,"iv":0.287,"open_interest":0.0,"volume":0.0,"delta":0.9047,"gamma":0.0001,"vega":12.3655,"theta":-0.2122,"rho":44.2386,"theo":2065.1633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2083.84997558594},{"option":"SPX270319P05025000","bid":103.3,"bid_size":66.0,"ask":105.5,"ask_size":109.0,"iv":0.2858,"open_interest":19.0,"volume":0.0,"delta":-0.0982,"gamma":0.0001,"vega":12.3655,"theta":-0.4285,"rho":-8.2661,"theo":104.5159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.3,"last_trade_time":"2026-02-17T14:51:11","percent_change":0.0,"prev_day_close":101.849998474121},{"option":"SPX270319C05050000","bid":2038.2,"bid_size":2.0,"ask":2050.8,"ask_size":2.0,"iv":0.2855,"open_interest":0.0,"volume":0.0,"delta":0.9027,"gamma":0.0001,"vega":12.5515,"theta":-0.2192,"rho":44.3262,"theo":2043.2559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2062.39990234375},{"option":"SPX270319P05050000","bid":105.3,"bid_size":102.0,"ask":107.6,"ask_size":108.0,"iv":0.2843,"open_interest":60.0,"volume":0.0,"delta":-0.1003,"gamma":0.0001,"vega":12.5515,"theta":-0.4328,"rho":-8.4372,"theo":106.6045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.32,"last_trade_time":"2026-02-17T12:29:42","percent_change":0.0,"prev_day_close":103.849998474121},{"option":"SPX270319C05075000","bid":2016.3,"bid_size":2.0,"ask":2028.4,"ask_size":2.0,"iv":0.2838,"open_interest":0.0,"volume":0.0,"delta":0.9006,"gamma":0.0001,"vega":12.7401,"theta":-0.2262,"rho":44.4096,"theo":2021.3924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2040.0},{"option":"SPX270319P05075000","bid":107.4,"bid_size":104.0,"ask":109.8,"ask_size":110.0,"iv":0.2829,"open_interest":21.0,"volume":0.0,"delta":-0.1024,"gamma":0.0001,"vega":12.7401,"theta":-0.4371,"rho":-8.6125,"theo":108.7371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.9,"last_trade_time":"2026-02-05T12:18:33","percent_change":0.0,"prev_day_close":105.950000762939},{"option":"SPX270319C05100000","bid":1994.5,"bid_size":2.0,"ask":2006.8,"ask_size":2.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":0.8985,"gamma":0.0001,"vega":12.9313,"theta":-0.2332,"rho":44.4886,"theo":1999.5738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2018.59997558594},{"option":"SPX270319P05100000","bid":109.6,"bid_size":104.0,"ask":111.9,"ask_size":108.0,"iv":0.2815,"open_interest":179.0,"volume":0.0,"delta":-0.1045,"gamma":0.0001,"vega":12.9313,"theta":-0.4415,"rho":-8.7922,"theo":110.9145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.6,"last_trade_time":"2026-02-09T10:45:47","percent_change":0.0,"prev_day_close":108.049999237061},{"option":"SPX270319C05125000","bid":1972.8,"bid_size":2.0,"ask":1985.0,"ask_size":2.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.8963,"gamma":0.0001,"vega":13.1248,"theta":-0.2402,"rho":44.5632,"theo":1977.8011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1995.94995117188},{"option":"SPX270319P05125000","bid":111.7,"bid_size":103.0,"ask":114.2,"ask_size":107.0,"iv":0.2801,"open_interest":29.0,"volume":15.0,"delta":-0.1067,"gamma":0.0001,"vega":13.1248,"theta":-0.4458,"rho":-8.9763,"theo":113.1379,"change":-3.8,"open":108.1,"high":108.1,"low":108.1,"tick":"no_change","last_trade_price":108.1,"last_trade_time":"2026-02-18T13:41:30","percent_change":-3.39589,"prev_day_close":110.200000762939},{"option":"SPX270319C05150000","bid":1951.0,"bid_size":2.0,"ask":1963.2,"ask_size":2.0,"iv":0.2796,"open_interest":0.0,"volume":0.0,"delta":0.8941,"gamma":0.0001,"vega":13.3204,"theta":-0.2472,"rho":44.6335,"theo":1956.0752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1974.95001220703},{"option":"SPX270319P05150000","bid":114.0,"bid_size":103.0,"ask":116.4,"ask_size":106.0,"iv":0.2787,"open_interest":183.0,"volume":0.0,"delta":-0.1089,"gamma":0.0001,"vega":13.3204,"theta":-0.4502,"rho":-9.1648,"theo":115.4081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.0,"last_trade_time":"2026-02-12T12:53:25","percent_change":0.0,"prev_day_close":112.450000762939},{"option":"SPX270319C05175000","bid":1929.4,"bid_size":2.0,"ask":1941.5,"ask_size":2.0,"iv":0.2782,"open_interest":0.0,"volume":0.0,"delta":0.8918,"gamma":0.0001,"vega":13.5175,"theta":-0.2542,"rho":44.6995,"theo":1934.3971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1952.44995117188},{"option":"SPX270319P05175000","bid":116.3,"bid_size":101.0,"ask":119.1,"ask_size":111.0,"iv":0.2774,"open_interest":8.0,"volume":0.0,"delta":-0.1112,"gamma":0.0001,"vega":13.5175,"theta":-0.4546,"rho":-9.3575,"theo":117.726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":119.7,"last_trade_time":"2026-02-12T13:19:08","percent_change":0.0,"prev_day_close":114.650001525879},{"option":"SPX270319C05200000","bid":1907.6,"bid_size":2.0,"ask":1919.9,"ask_size":2.0,"iv":0.2768,"open_interest":0.0,"volume":0.0,"delta":0.8895,"gamma":0.0001,"vega":13.7159,"theta":-0.2612,"rho":44.7616,"theo":1912.7675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1931.5},{"option":"SPX270319P05200000","bid":118.6,"bid_size":98.0,"ask":121.0,"ask_size":102.0,"iv":0.2758,"open_interest":157.0,"volume":0.0,"delta":-0.1135,"gamma":0.0001,"vega":13.7159,"theta":-0.4589,"rho":-9.5541,"theo":120.0925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":122.71,"last_trade_time":"2026-02-17T12:42:06","percent_change":0.0,"prev_day_close":116.900001525879},{"option":"SPX270319C05225000","bid":1886.2,"bid_size":2.0,"ask":1898.4,"ask_size":2.0,"iv":0.2755,"open_interest":0.0,"volume":0.0,"delta":0.8872,"gamma":0.0001,"vega":13.9154,"theta":-0.2682,"rho":44.8201,"theo":1891.1872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1909.15002441406},{"option":"SPX270319P05225000","bid":121.0,"bid_size":98.0,"ask":123.5,"ask_size":101.0,"iv":0.2745,"open_interest":96.0,"volume":28.0,"delta":-0.1158,"gamma":0.0001,"vega":13.9154,"theta":-0.4633,"rho":-9.7543,"theo":122.5082,"change":-0.45,"open":115.0,"high":120.8,"low":115.0,"tick":"up","last_trade_price":120.8,"last_trade_time":"2026-02-18T14:38:32","percent_change":-0.371134,"prev_day_close":119.25},{"option":"SPX270319C05250000","bid":1864.7,"bid_size":2.0,"ask":1876.8,"ask_size":2.0,"iv":0.2741,"open_interest":0.0,"volume":0.0,"delta":0.8848,"gamma":0.0001,"vega":14.1156,"theta":-0.2752,"rho":44.8753,"theo":1869.6568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1888.25},{"option":"SPX270319P05250000","bid":123.4,"bid_size":95.0,"ask":125.9,"ask_size":99.0,"iv":0.2731,"open_interest":26.0,"volume":22.0,"delta":-0.1182,"gamma":0.0001,"vega":14.1156,"theta":-0.4677,"rho":-9.9578,"theo":124.9739,"change":-6.3,"open":117.3,"high":117.3,"low":117.3,"tick":"no_change","last_trade_price":117.3,"last_trade_time":"2026-02-18T11:33:54","percent_change":-5.09709,"prev_day_close":121.650001525879},{"option":"SPX270319C05275000","bid":1843.3,"bid_size":2.0,"ask":1855.2,"ask_size":2.0,"iv":0.2727,"open_interest":0.0,"volume":0.0,"delta":0.8823,"gamma":0.0001,"vega":14.3167,"theta":-0.2823,"rho":44.9274,"theo":1848.1769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1866.89996337891},{"option":"SPX270319P05275000","bid":125.9,"bid_size":94.0,"ask":128.5,"ask_size":97.0,"iv":0.2717,"open_interest":10.0,"volume":0.0,"delta":-0.1207,"gamma":0.0001,"vega":14.3167,"theta":-0.4721,"rho":-10.1644,"theo":127.49,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":137.08,"last_trade_time":"2026-02-17T10:12:44","percent_change":0.0,"prev_day_close":124.149997711182},{"option":"SPX270319C05300000","bid":1821.8,"bid_size":2.0,"ask":1834.1,"ask_size":2.0,"iv":0.2714,"open_interest":0.0,"volume":0.0,"delta":0.8798,"gamma":0.0001,"vega":14.5186,"theta":-0.2893,"rho":44.9766,"theo":1826.7478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1845.20001220703},{"option":"SPX270319P05300000","bid":128.4,"bid_size":91.0,"ask":130.9,"ask_size":95.0,"iv":0.2703,"open_interest":27.0,"volume":8.0,"delta":-0.1232,"gamma":0.0001,"vega":14.5186,"theta":-0.4764,"rho":-10.3739,"theo":130.0571,"change":-2.41,"open":125.6,"high":126.37,"low":125.53,"tick":"down","last_trade_price":126.29,"last_trade_time":"2026-02-18T14:30:35","percent_change":-1.87258,"prev_day_close":126.549999237061},{"option":"SPX270319C05325000","bid":1800.5,"bid_size":2.0,"ask":1812.3,"ask_size":2.0,"iv":0.2699,"open_interest":0.0,"volume":0.0,"delta":0.8773,"gamma":0.0001,"vega":14.7217,"theta":-0.2963,"rho":45.0227,"theo":1805.3701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1823.04998779297},{"option":"SPX270319P05325000","bid":131.0,"bid_size":89.0,"ask":134.0,"ask_size":99.0,"iv":0.2691,"open_interest":17.0,"volume":6.0,"delta":-0.1257,"gamma":0.0001,"vega":14.7217,"theta":-0.4808,"rho":-10.5866,"theo":132.6754,"change":-4.15,"open":127.6,"high":127.6,"low":127.1,"tick":"down","last_trade_price":127.1,"last_trade_time":"2026-02-18T10:01:08","percent_change":-3.1619,"prev_day_close":129.150001525879},{"option":"SPX270319C05350000","bid":1779.2,"bid_size":2.0,"ask":1791.3,"ask_size":2.0,"iv":0.2687,"open_interest":0.0,"volume":0.0,"delta":0.8747,"gamma":0.0001,"vega":14.9261,"theta":-0.3033,"rho":45.0655,"theo":1784.0443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1802.34997558594},{"option":"SPX270319P05350000","bid":133.7,"bid_size":86.0,"ask":136.1,"ask_size":89.0,"iv":0.2676,"open_interest":39.0,"volume":0.0,"delta":-0.1283,"gamma":0.0001,"vega":14.9261,"theta":-0.4851,"rho":-10.8024,"theo":135.3457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":139.53,"last_trade_time":"2026-02-12T16:01:13","percent_change":0.0,"prev_day_close":131.75},{"option":"SPX270319C05375000","bid":1757.9,"bid_size":2.0,"ask":1769.7,"ask_size":2.0,"iv":0.2672,"open_interest":0.0,"volume":0.0,"delta":0.8721,"gamma":0.0001,"vega":15.1324,"theta":-0.3103,"rho":45.1046,"theo":1762.7709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1780.29998779297},{"option":"SPX270319P05375000","bid":136.4,"bid_size":87.0,"ask":139.3,"ask_size":96.0,"iv":0.2664,"open_interest":17.0,"volume":2.0,"delta":-0.1309,"gamma":0.0001,"vega":15.1324,"theta":-0.4895,"rho":-11.022,"theo":138.0684,"change":-6.93,"open":129.94,"high":129.94,"low":129.72,"tick":"down","last_trade_price":129.72,"last_trade_time":"2026-02-18T13:00:52","percent_change":-5.07135,"prev_day_close":134.299995422363},{"option":"SPX270319C05400000","bid":1736.7,"bid_size":3.0,"ask":1748.4,"ask_size":3.0,"iv":0.2659,"open_interest":0.0,"volume":0.0,"delta":0.8694,"gamma":0.0001,"vega":15.3406,"theta":-0.3173,"rho":45.1396,"theo":1741.5507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1759.70001220703},{"option":"SPX270319P05400000","bid":139.1,"bid_size":84.0,"ask":141.6,"ask_size":86.0,"iv":0.2649,"open_interest":106.0,"volume":10.0,"delta":-0.1336,"gamma":0.0001,"vega":15.3406,"theta":-0.4938,"rho":-11.2457,"theo":140.8443,"change":-3.67,"open":138.32,"high":138.32,"low":135.83,"tick":"down","last_trade_price":135.83,"last_trade_time":"2026-02-18T14:08:24","percent_change":-2.63082,"prev_day_close":137.0},{"option":"SPX270319C05425000","bid":1715.7,"bid_size":3.0,"ask":1727.5,"ask_size":3.0,"iv":0.2647,"open_interest":0.0,"volume":0.0,"delta":0.8667,"gamma":0.0001,"vega":15.5512,"theta":-0.3242,"rho":45.1699,"theo":1720.3846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1738.45001220703},{"option":"SPX270319P05425000","bid":141.9,"bid_size":84.0,"ask":144.6,"ask_size":86.0,"iv":0.2636,"open_interest":8.0,"volume":1.0,"delta":-0.1363,"gamma":0.0001,"vega":15.5512,"theta":-0.4981,"rho":-11.4741,"theo":143.6743,"change":-6.95,"open":135.3,"high":135.3,"low":135.3,"tick":"down","last_trade_price":135.3,"last_trade_time":"2026-02-18T11:42:47","percent_change":-4.88576,"prev_day_close":139.849998474121},{"option":"SPX270319C05450000","bid":1694.6,"bid_size":3.0,"ask":1706.1,"ask_size":3.0,"iv":0.2632,"open_interest":0.0,"volume":0.0,"delta":0.8639,"gamma":0.0001,"vega":15.7642,"theta":-0.3312,"rho":45.1951,"theo":1699.2737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1717.45001220703},{"option":"SPX270319P05450000","bid":144.8,"bid_size":79.0,"ask":147.3,"ask_size":81.0,"iv":0.2622,"open_interest":66.0,"volume":102.0,"delta":-0.1391,"gamma":0.0001,"vega":15.7642,"theta":-0.5024,"rho":-11.7077,"theo":146.5593,"change":-7.26,"open":138.48,"high":138.65,"low":137.89,"tick":"down","last_trade_price":137.89,"last_trade_time":"2026-02-18T13:00:19","percent_change":-5.00172,"prev_day_close":142.599998474121},{"option":"SPX270319C05475000","bid":1673.6,"bid_size":3.0,"ask":1684.9,"ask_size":3.0,"iv":0.2619,"open_interest":0.0,"volume":0.0,"delta":0.8611,"gamma":0.0001,"vega":15.9794,"theta":-0.3381,"rho":45.2148,"theo":1678.2189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1696.25},{"option":"SPX270319P05475000","bid":147.7,"bid_size":79.0,"ask":150.6,"ask_size":84.0,"iv":0.261,"open_interest":20.0,"volume":28.0,"delta":-0.1419,"gamma":0.0001,"vega":15.9794,"theta":-0.5067,"rho":-11.9467,"theo":149.5006,"change":-6.95,"open":140.02,"high":141.51,"low":140.02,"tick":"up","last_trade_price":141.2,"last_trade_time":"2026-02-18T11:45:22","percent_change":-4.69119,"prev_day_close":145.5},{"option":"SPX270319C05500000","bid":1652.4,"bid_size":3.0,"ask":1663.9,"ask_size":3.0,"iv":0.2605,"open_interest":5.0,"volume":0.0,"delta":0.8582,"gamma":0.0001,"vega":16.1966,"theta":-0.345,"rho":45.2288,"theo":1657.2216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1645.81,"last_trade_time":"2026-02-17T15:32:39","percent_change":0.0,"prev_day_close":1675.25},{"option":"SPX270319P05500000","bid":150.7,"bid_size":77.0,"ask":153.3,"ask_size":79.0,"iv":0.2596,"open_interest":134.0,"volume":12.0,"delta":-0.1448,"gamma":0.0001,"vega":16.1966,"theta":-0.511,"rho":-12.1914,"theo":152.4994,"change":-3.02,"open":143.7,"high":146.7,"low":143.6,"tick":"up","last_trade_price":146.7,"last_trade_time":"2026-02-18T15:58:01","percent_change":-1.99669,"prev_day_close":148.349998474121},{"option":"SPX270319C05525000","bid":1631.4,"bid_size":3.0,"ask":1642.8,"ask_size":3.0,"iv":0.2591,"open_interest":0.0,"volume":0.0,"delta":0.8552,"gamma":0.0001,"vega":16.4154,"theta":-0.3519,"rho":45.2371,"theo":1636.2828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1653.5},{"option":"SPX270319P05525000","bid":153.8,"bid_size":75.0,"ask":156.9,"ask_size":83.0,"iv":0.2585,"open_interest":30.0,"volume":4.0,"delta":-0.1478,"gamma":0.0001,"vega":16.4154,"theta":-0.5152,"rho":-12.4418,"theo":155.5567,"change":-7.45,"open":146.5,"high":146.8,"low":146.5,"tick":"down","last_trade_price":146.7,"last_trade_time":"2026-02-18T11:44:03","percent_change":-4.83296,"prev_day_close":151.399993896484},{"option":"SPX270319C05550000","bid":1610.6,"bid_size":3.0,"ask":1621.9,"ask_size":3.0,"iv":0.2578,"open_interest":0.0,"volume":0.0,"delta":0.8522,"gamma":0.0001,"vega":16.6354,"theta":-0.3587,"rho":45.24,"theo":1615.4038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1633.25},{"option":"SPX270319P05550000","bid":156.9,"bid_size":72.0,"ask":159.5,"ask_size":75.0,"iv":0.257,"open_interest":36.0,"volume":14.0,"delta":-0.1508,"gamma":0.0001,"vega":16.6354,"theta":-0.5194,"rho":-12.6976,"theo":158.6737,"change":-7.5,"open":149.5,"high":150.0,"low":149.5,"tick":"up","last_trade_price":149.8,"last_trade_time":"2026-02-18T11:45:58","percent_change":-4.76796,"prev_day_close":154.5},{"option":"SPX270319C05575000","bid":1589.8,"bid_size":3.0,"ask":1601.0,"ask_size":3.0,"iv":0.2565,"open_interest":0.0,"volume":0.0,"delta":0.8492,"gamma":0.0001,"vega":16.856,"theta":-0.3655,"rho":45.2379,"theo":1594.5856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1611.70001220703},{"option":"SPX270319P05575000","bid":160.1,"bid_size":73.0,"ask":163.2,"ask_size":81.0,"iv":0.2559,"open_interest":58.0,"volume":18.0,"delta":-0.1538,"gamma":0.0001,"vega":16.856,"theta":-0.5236,"rho":-12.9584,"theo":161.8516,"change":-7.9,"open":152.5,"high":153.1,"low":152.5,"tick":"down","last_trade_price":152.7,"last_trade_time":"2026-02-18T11:46:05","percent_change":-4.91905,"prev_day_close":157.550003051758},{"option":"SPX270319C05600000","bid":1569.5,"bid_size":3.0,"ask":1580.5,"ask_size":3.0,"iv":0.2554,"open_interest":3.0,"volume":0.0,"delta":0.8461,"gamma":0.0001,"vega":17.0769,"theta":-0.3723,"rho":45.2314,"theo":1573.8289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1588.15,"last_trade_time":"2026-02-13T13:41:07","percent_change":0.0,"prev_day_close":1591.59997558594},{"option":"SPX270319P05600000","bid":163.3,"bid_size":70.0,"ask":165.9,"ask_size":72.0,"iv":0.2544,"open_interest":2259.0,"volume":15.0,"delta":-0.1569,"gamma":0.0001,"vega":17.0769,"theta":-0.5277,"rho":-13.2236,"theo":165.091,"change":-7.9,"open":155.7,"high":156.2,"low":155.7,"tick":"down","last_trade_price":156.0,"last_trade_time":"2026-02-18T11:46:08","percent_change":-4.82001,"prev_day_close":160.75},{"option":"SPX270319C05625000","bid":1548.8,"bid_size":3.0,"ask":1559.9,"ask_size":3.0,"iv":0.2541,"open_interest":0.0,"volume":0.0,"delta":0.8429,"gamma":0.0001,"vega":17.2977,"theta":-0.379,"rho":45.2209,"theo":1553.1346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1569.60003662109},{"option":"SPX270319P05625000","bid":166.6,"bid_size":69.0,"ask":169.8,"ask_size":77.0,"iv":0.2533,"open_interest":12.0,"volume":3.0,"delta":-0.16,"gamma":0.0001,"vega":17.2977,"theta":-0.5318,"rho":-13.4929,"theo":168.3928,"change":-8.1,"open":159.0,"high":159.2,"low":159.0,"tick":"down","last_trade_price":159.1,"last_trade_time":"2026-02-18T11:45:07","percent_change":-4.8445,"prev_day_close":163.949996948242},{"option":"SPX270319C05650000","bid":1528.0,"bid_size":3.0,"ask":1539.2,"ask_size":3.0,"iv":0.2527,"open_interest":0.0,"volume":0.0,"delta":0.8397,"gamma":0.0001,"vega":17.5184,"theta":-0.3857,"rho":45.2068,"theo":1532.5032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1550.15002441406},{"option":"SPX270319P05650000","bid":170.0,"bid_size":68.0,"ask":172.7,"ask_size":71.0,"iv":0.2519,"open_interest":64.0,"volume":2.0,"delta":-0.1633,"gamma":0.0001,"vega":17.5184,"theta":-0.5358,"rho":-13.7657,"theo":171.7574,"change":-8.2,"open":162.3,"high":162.4,"low":162.3,"tick":"up","last_trade_price":162.4,"last_trade_time":"2026-02-18T11:45:01","percent_change":-4.80656,"prev_day_close":167.25},{"option":"SPX270319C05675000","bid":1507.3,"bid_size":3.0,"ask":1518.5,"ask_size":3.0,"iv":0.2514,"open_interest":0.0,"volume":0.0,"delta":0.8364,"gamma":0.0001,"vega":17.7389,"theta":-0.3924,"rho":45.1892,"theo":1511.9352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1529.54998779297},{"option":"SPX270319P05675000","bid":173.4,"bid_size":66.0,"ask":176.7,"ask_size":69.0,"iv":0.2507,"open_interest":28.0,"volume":5.0,"delta":-0.1665,"gamma":0.0001,"vega":17.7389,"theta":-0.5398,"rho":-14.0419,"theo":175.1855,"change":-8.4,"open":165.3,"high":165.7,"low":165.3,"tick":"no_change","last_trade_price":165.7,"last_trade_time":"2026-02-18T11:45:37","percent_change":-4.82481,"prev_day_close":170.650001525879},{"option":"SPX270319C05700000","bid":1486.6,"bid_size":3.0,"ask":1497.7,"ask_size":3.0,"iv":0.2499,"open_interest":0.0,"volume":0.0,"delta":0.8331,"gamma":0.0001,"vega":17.9597,"theta":-0.399,"rho":45.1681,"theo":1491.431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1509.09997558594},{"option":"SPX270319P05700000","bid":176.9,"bid_size":64.0,"ask":179.6,"ask_size":67.0,"iv":0.2493,"open_interest":41.0,"volume":1.0,"delta":-0.1699,"gamma":0.0001,"vega":17.9597,"theta":-0.5438,"rho":-14.3218,"theo":178.6774,"change":-8.6,"open":168.9,"high":168.9,"low":168.9,"tick":"down","last_trade_price":168.9,"last_trade_time":"2026-02-18T11:46:00","percent_change":-4.84507,"prev_day_close":174.099998474121},{"option":"SPX270319C05725000","bid":1466.3,"bid_size":3.0,"ask":1477.4,"ask_size":3.0,"iv":0.2487,"open_interest":0.0,"volume":0.0,"delta":0.8297,"gamma":0.0001,"vega":18.181,"theta":-0.4056,"rho":45.143,"theo":1470.9914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1488.54998779297},{"option":"SPX270319P05725000","bid":180.5,"bid_size":65.0,"ask":183.8,"ask_size":68.0,"iv":0.2482,"open_interest":21.0,"volume":1.0,"delta":-0.1732,"gamma":0.0001,"vega":18.181,"theta":-0.5477,"rho":-14.6055,"theo":182.2338,"change":-9.3,"open":171.8,"high":171.8,"low":171.8,"tick":"down","last_trade_price":171.8,"last_trade_time":"2026-02-18T11:42:55","percent_change":-5.13528,"prev_day_close":177.599998474121},{"option":"SPX270319C05750000","bid":1445.9,"bid_size":3.0,"ask":1456.8,"ask_size":3.0,"iv":0.2474,"open_interest":0.0,"volume":0.0,"delta":0.8263,"gamma":0.0001,"vega":18.4033,"theta":-0.4121,"rho":45.1134,"theo":1450.617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1468.05004882812},{"option":"SPX270319P05750000","bid":184.2,"bid_size":63.0,"ask":186.9,"ask_size":66.0,"iv":0.2468,"open_interest":453.0,"volume":1.0,"delta":-0.1767,"gamma":0.0001,"vega":18.4033,"theta":-0.5516,"rho":-14.8939,"theo":185.8554,"change":-9.05,"open":175.8,"high":175.8,"low":175.8,"tick":"down","last_trade_price":175.8,"last_trade_time":"2026-02-18T11:45:37","percent_change":-4.89586,"prev_day_close":181.200004577637},{"option":"SPX270319C05775000","bid":1426.1,"bid_size":3.0,"ask":1436.9,"ask_size":3.0,"iv":0.2463,"open_interest":0.0,"volume":0.0,"delta":0.8228,"gamma":0.0001,"vega":18.6269,"theta":-0.4185,"rho":45.0785,"theo":1430.3087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1447.10003662109},{"option":"SPX270319P05775000","bid":187.9,"bid_size":63.0,"ask":191.0,"ask_size":68.0,"iv":0.2456,"open_interest":2.0,"volume":0.0,"delta":-0.1802,"gamma":0.0001,"vega":18.6269,"theta":-0.5554,"rho":-15.1875,"theo":189.5433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.07,"last_trade_time":"2026-02-11T16:04:08","percent_change":0.0,"prev_day_close":184.799995422363},{"option":"SPX270319C05800000","bid":1405.4,"bid_size":3.0,"ask":1416.4,"ask_size":3.0,"iv":0.2448,"open_interest":3.0,"volume":2.0,"delta":0.8192,"gamma":0.0001,"vega":18.852,"theta":-0.4249,"rho":45.0375,"theo":1410.0678,"change":11.12,"open":1414.47,"high":1414.47,"low":1414.47,"tick":"down","last_trade_price":1414.47,"last_trade_time":"2026-02-18T15:22:47","percent_change":0.792387,"prev_day_close":1427.39996337891},{"option":"SPX270319P05800000","bid":191.7,"bid_size":61.0,"ask":194.3,"ask_size":64.0,"iv":0.2442,"open_interest":1992.0,"volume":15.0,"delta":-0.1838,"gamma":0.0001,"vega":18.852,"theta":-0.5591,"rho":-15.4872,"theo":193.2985,"change":-5.62,"open":190.62,"high":190.62,"low":184.0,"tick":"up","last_trade_price":186.83,"last_trade_time":"2026-02-18T14:08:24","percent_change":-2.92024,"prev_day_close":188.550003051758},{"option":"SPX270319C05825000","bid":1385.4,"bid_size":3.0,"ask":1396.0,"ask_size":3.0,"iv":0.2435,"open_interest":0.0,"volume":0.0,"delta":0.8156,"gamma":0.0002,"vega":19.0786,"theta":-0.4313,"rho":44.9899,"theo":1389.8957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1405.89996337891},{"option":"SPX270319P05825000","bid":195.5,"bid_size":62.0,"ask":198.6,"ask_size":67.0,"iv":0.2431,"open_interest":11.0,"volume":1.0,"delta":-0.1874,"gamma":0.0002,"vega":19.0786,"theta":-0.5628,"rho":-15.7935,"theo":197.1224,"change":-9.85,"open":186.4,"high":186.4,"low":186.4,"tick":"up","last_trade_price":186.4,"last_trade_time":"2026-02-18T11:46:05","percent_change":-5.01911,"prev_day_close":192.299995422363},{"option":"SPX270319C05850000","bid":1365.7,"bid_size":3.0,"ask":1376.3,"ask_size":3.0,"iv":0.2425,"open_interest":0.0,"volume":0.0,"delta":0.8119,"gamma":0.0002,"vega":19.3065,"theta":-0.4375,"rho":44.9352,"theo":1369.7939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1387.04998779297},{"option":"SPX270319P05850000","bid":199.4,"bid_size":59.0,"ask":202.1,"ask_size":62.0,"iv":0.2417,"open_interest":14.0,"volume":0.0,"delta":-0.1911,"gamma":0.0002,"vega":19.3065,"theta":-0.5664,"rho":-16.1069,"theo":201.0166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.5,"last_trade_time":"2026-02-03T14:59:30","percent_change":0.0,"prev_day_close":196.200004577637},{"option":"SPX270319C05875000","bid":1345.2,"bid_size":3.0,"ask":1355.9,"ask_size":3.0,"iv":0.241,"open_interest":0.0,"volume":0.0,"delta":0.8082,"gamma":0.0002,"vega":19.5353,"theta":-0.4437,"rho":44.8734,"theo":1349.7639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1367.0},{"option":"SPX270319P05875000","bid":203.5,"bid_size":58.0,"ask":206.6,"ask_size":64.0,"iv":0.2406,"open_interest":10.0,"volume":0.0,"delta":-0.1948,"gamma":0.0002,"vega":19.5353,"theta":-0.57,"rho":-16.4274,"theo":204.9827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.44,"last_trade_time":"2026-02-10T15:16:19","percent_change":0.0,"prev_day_close":200.099998474121},{"option":"SPX270319C05900000","bid":1325.8,"bid_size":3.0,"ask":1336.3,"ask_size":3.0,"iv":0.2399,"open_interest":4.0,"volume":0.0,"delta":0.8043,"gamma":0.0002,"vega":19.7644,"theta":-0.4499,"rho":44.8049,"theo":1329.8072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1426.1,"last_trade_time":"2026-02-09T13:55:13","percent_change":0.0,"prev_day_close":1347.0},{"option":"SPX270319P05900000","bid":207.5,"bid_size":57.0,"ask":210.1,"ask_size":61.0,"iv":0.2392,"open_interest":651.0,"volume":270.0,"delta":-0.1986,"gamma":0.0002,"vega":19.7644,"theta":-0.5735,"rho":-16.7547,"theo":209.0221,"change":-10.33,"open":204.91,"high":204.91,"low":197.92,"tick":"down","last_trade_price":197.92,"last_trade_time":"2026-02-18T11:04:09","percent_change":-4.96038,"prev_day_close":204.099998474121},{"option":"SPX270319C05925000","bid":1305.6,"bid_size":3.0,"ask":1316.0,"ask_size":3.0,"iv":0.2384,"open_interest":0.0,"volume":0.0,"delta":0.8004,"gamma":0.0002,"vega":19.9932,"theta":-0.4559,"rho":44.7301,"theo":1309.9252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1327.05004882812},{"option":"SPX270319P05925000","bid":211.7,"bid_size":56.0,"ask":214.8,"ask_size":71.0,"iv":0.2381,"open_interest":278.0,"volume":0.0,"delta":-0.2025,"gamma":0.0002,"vega":19.9932,"theta":-0.5769,"rho":-17.0882,"theo":213.1362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.0,"last_trade_time":"2026-02-04T12:45:26","percent_change":0.0,"prev_day_close":208.150001525879},{"option":"SPX270319C05950000","bid":1285.8,"bid_size":3.0,"ask":1296.4,"ask_size":3.0,"iv":0.2372,"open_interest":18.0,"volume":0.0,"delta":0.7965,"gamma":0.0002,"vega":20.2211,"theta":-0.4619,"rho":44.65,"theo":1290.119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1354.82,"last_trade_time":"2026-01-08T15:22:51","percent_change":0.0,"prev_day_close":1307.14996337891},{"option":"SPX270319P05950000","bid":215.9,"bid_size":55.0,"ask":218.5,"ask_size":59.0,"iv":0.2367,"open_interest":222.0,"volume":0.0,"delta":-0.2065,"gamma":0.0002,"vega":20.2211,"theta":-0.5802,"rho":-17.427,"theo":217.326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.9,"last_trade_time":"2026-02-13T15:58:14","percent_change":0.0,"prev_day_close":212.299995422363},{"option":"SPX270319C05975000","bid":1266.1,"bid_size":3.0,"ask":1276.4,"ask_size":3.0,"iv":0.2359,"open_interest":0.0,"volume":0.0,"delta":0.7925,"gamma":0.0002,"vega":20.4478,"theta":-0.4678,"rho":44.5652,"theo":1270.3894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1287.34997558594},{"option":"SPX270319P05975000","bid":220.2,"bid_size":54.0,"ask":223.2,"ask_size":69.0,"iv":0.2355,"open_interest":15.0,"volume":1.0,"delta":-0.2105,"gamma":0.0002,"vega":20.4478,"theta":-0.5835,"rho":-17.7705,"theo":221.5925,"change":-10.98,"open":210.07,"high":210.07,"low":210.07,"tick":"up","last_trade_price":210.07,"last_trade_time":"2026-02-18T11:04:09","percent_change":-4.9672,"prev_day_close":216.550003051758},{"option":"SPX270319C06000000","bid":1246.7,"bid_size":3.0,"ask":1256.9,"ask_size":3.0,"iv":0.2347,"open_interest":24004.0,"volume":3.0,"delta":0.7884,"gamma":0.0002,"vega":20.673,"theta":-0.4736,"rho":44.4763,"theo":1250.7372,"change":42.14,"open":1254.02,"high":1287.04,"low":1254.02,"tick":"up","last_trade_price":1287.04,"last_trade_time":"2026-02-18T12:52:55","percent_change":3.38501,"prev_day_close":1267.70001220703},{"option":"SPX270319P06000000","bid":224.5,"bid_size":53.0,"ask":227.6,"ask_size":56.0,"iv":0.2343,"open_interest":24662.0,"volume":4.0,"delta":-0.2146,"gamma":0.0002,"vega":20.673,"theta":-0.5866,"rho":-18.1181,"theo":225.9364,"change":-7.25,"open":223.48,"high":223.48,"low":213.99,"tick":"up","last_trade_price":218.2,"last_trade_time":"2026-02-18T15:58:00","percent_change":-3.21579,"prev_day_close":220.849998474121},{"option":"SPX270319C06025000","bid":1227.1,"bid_size":3.0,"ask":1237.3,"ask_size":3.0,"iv":0.2334,"open_interest":0.0,"volume":0.0,"delta":0.7843,"gamma":0.0002,"vega":20.8968,"theta":-0.4793,"rho":44.3836,"theo":1231.163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1248.10003662109},{"option":"SPX270319P06025000","bid":229.0,"bid_size":53.0,"ask":232.0,"ask_size":56.0,"iv":0.233,"open_interest":26.0,"volume":17.0,"delta":-0.2187,"gamma":0.0002,"vega":20.8968,"theta":-0.5897,"rho":-18.4695,"theo":230.3583,"change":-12.4,"open":217.6,"high":217.6,"low":217.6,"tick":"up","last_trade_price":217.6,"last_trade_time":"2026-02-18T11:33:55","percent_change":-5.3913,"prev_day_close":225.200004577637},{"option":"SPX270319C06050000","bid":1207.9,"bid_size":3.0,"ask":1217.8,"ask_size":3.0,"iv":0.2322,"open_interest":0.0,"volume":0.0,"delta":0.78,"gamma":0.0002,"vega":21.1195,"theta":-0.4849,"rho":44.2867,"theo":1211.6674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1228.29998779297},{"option":"SPX270319P06050000","bid":233.5,"bid_size":51.0,"ask":236.1,"ask_size":54.0,"iv":0.2316,"open_interest":137.0,"volume":0.0,"delta":-0.223,"gamma":0.0002,"vega":21.1195,"theta":-0.5927,"rho":-18.8251,"theo":234.8587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":205.32,"last_trade_time":"2026-02-02T14:12:59","percent_change":0.0,"prev_day_close":229.650001525879},{"option":"SPX270319C06075000","bid":1188.5,"bid_size":3.0,"ask":1198.4,"ask_size":3.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.7758,"gamma":0.0002,"vega":21.3415,"theta":-0.4905,"rho":44.1851,"theo":1192.251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1209.10003662109},{"option":"SPX270319P06075000","bid":238.1,"bid_size":51.0,"ask":241.1,"ask_size":55.0,"iv":0.2305,"open_interest":13.0,"volume":0.0,"delta":-0.2272,"gamma":0.0002,"vega":21.3415,"theta":-0.5956,"rho":-19.1854,"theo":239.4384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":218.73,"last_trade_time":"2026-02-12T09:49:40","percent_change":0.0,"prev_day_close":234.150001525879},{"option":"SPX270319C06100000","bid":1168.9,"bid_size":3.0,"ask":1179.0,"ask_size":3.0,"iv":0.2296,"open_interest":3.0,"volume":0.0,"delta":0.7714,"gamma":0.0002,"vega":21.5633,"theta":-0.4959,"rho":44.0778,"theo":1172.915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1272.17,"last_trade_time":"2026-02-09T12:24:12","percent_change":0.0,"prev_day_close":1189.04998779297},{"option":"SPX270319P06100000","bid":242.8,"bid_size":49.0,"ask":245.4,"ask_size":52.0,"iv":0.2292,"open_interest":338.0,"volume":2.0,"delta":-0.2316,"gamma":0.0002,"vega":21.5633,"theta":-0.5984,"rho":-19.5515,"theo":244.0985,"change":-7.35,"open":232.3,"high":236.4,"low":232.3,"tick":"up","last_trade_price":236.4,"last_trade_time":"2026-02-18T14:10:33","percent_change":-3.01538,"prev_day_close":238.75},{"option":"SPX270319C06125000","bid":1149.6,"bid_size":3.0,"ask":1159.5,"ask_size":3.0,"iv":0.2283,"open_interest":0.0,"volume":0.0,"delta":0.767,"gamma":0.0002,"vega":21.7851,"theta":-0.5012,"rho":43.9636,"theo":1153.6607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1170.34997558594},{"option":"SPX270319P06125000","bid":247.5,"bid_size":30.0,"ask":250.6,"ask_size":54.0,"iv":0.228,"open_interest":19.0,"volume":9.0,"delta":-0.236,"gamma":0.0002,"vega":21.7851,"theta":-0.601,"rho":-19.9243,"theo":248.8402,"change":-13.35,"open":235.3,"high":235.3,"low":235.3,"tick":"no_change","last_trade_price":235.3,"last_trade_time":"2026-02-18T11:33:55","percent_change":-5.36899,"prev_day_close":243.449996948242},{"option":"SPX270319C06150000","bid":1130.7,"bid_size":3.0,"ask":1140.5,"ask_size":3.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":0.7625,"gamma":0.0002,"vega":22.0072,"theta":-0.5064,"rho":43.8418,"theo":1134.4898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1150.85003662109},{"option":"SPX270319P06150000","bid":252.4,"bid_size":47.0,"ask":255.0,"ask_size":51.0,"iv":0.2266,"open_interest":92.0,"volume":1.0,"delta":-0.2405,"gamma":0.0002,"vega":22.0072,"theta":-0.6036,"rho":-20.3049,"theo":253.6653,"change":-8.2,"open":245.3,"high":245.3,"low":245.3,"tick":"down","last_trade_price":245.3,"last_trade_time":"2026-02-18T15:58:01","percent_change":-3.23471,"prev_day_close":248.150001525879},{"option":"SPX270319C06175000","bid":1111.4,"bid_size":3.0,"ask":1121.4,"ask_size":3.0,"iv":0.2258,"open_interest":0.0,"volume":0.0,"delta":0.7579,"gamma":0.0002,"vega":22.2293,"theta":-0.5116,"rho":43.7114,"theo":1115.404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1131.14996337891},{"option":"SPX270319P06175000","bid":257.3,"bid_size":28.0,"ask":260.4,"ask_size":50.0,"iv":0.2255,"open_interest":86.0,"volume":0.0,"delta":-0.2451,"gamma":0.0002,"vega":22.2293,"theta":-0.6061,"rho":-20.694,"theo":258.5757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.9,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":252.949996948242},{"option":"SPX270319C06200000","bid":1092.5,"bid_size":3.0,"ask":1102.2,"ask_size":3.0,"iv":0.2245,"open_interest":3.0,"volume":0.0,"delta":0.7532,"gamma":0.0002,"vega":22.451,"theta":-0.5166,"rho":43.5723,"theo":1096.4056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1109.85,"last_trade_time":"2026-02-13T13:41:07","percent_change":0.0,"prev_day_close":1112.70001220703},{"option":"SPX270319P06200000","bid":262.3,"bid_size":47.0,"ask":265.2,"ask_size":51.0,"iv":0.2242,"open_interest":662.0,"volume":42.0,"delta":-0.2498,"gamma":0.0002,"vega":22.451,"theta":-0.6084,"rho":-21.0918,"theo":263.5733,"change":-14.05,"open":251.15,"high":251.24,"low":249.5,"tick":"down","last_trade_price":249.5,"last_trade_time":"2026-02-18T11:33:55","percent_change":-5.33106,"prev_day_close":257.899993896484},{"option":"SPX270319C06225000","bid":1073.5,"bid_size":3.0,"ask":1083.3,"ask_size":3.0,"iv":0.2232,"open_interest":1.0,"volume":0.0,"delta":0.7485,"gamma":0.0002,"vega":22.6718,"theta":-0.5214,"rho":43.4248,"theo":1077.4963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1153.48,"last_trade_time":"2025-12-24T10:17:46","percent_change":0.0,"prev_day_close":1093.59997558594},{"option":"SPX270319P06225000","bid":267.4,"bid_size":34.0,"ask":270.5,"ask_size":50.0,"iv":0.223,"open_interest":73.0,"volume":18.0,"delta":-0.2545,"gamma":0.0002,"vega":22.6718,"theta":-0.6106,"rho":-21.498,"theo":268.6601,"change":-13.14,"open":256.03,"high":256.03,"low":255.46,"tick":"down","last_trade_price":255.46,"last_trade_time":"2026-02-18T11:31:12","percent_change":-4.89203,"prev_day_close":262.899993896484},{"option":"SPX270319C06250000","bid":1054.8,"bid_size":3.0,"ask":1064.4,"ask_size":3.0,"iv":0.222,"open_interest":12.0,"volume":0.0,"delta":0.7437,"gamma":0.0002,"vega":22.891,"theta":-0.5262,"rho":43.2698,"theo":1058.678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1143.08,"last_trade_time":"2026-01-06T13:53:55","percent_change":0.0,"prev_day_close":1074.79998779297},{"option":"SPX270319P06250000","bid":272.6,"bid_size":46.0,"ask":275.2,"ask_size":31.0,"iv":0.2216,"open_interest":66.0,"volume":12.0,"delta":-0.2593,"gamma":0.0002,"vega":22.891,"theta":-0.6128,"rho":-21.9117,"theo":273.8379,"change":-13.65,"open":260.4,"high":260.4,"low":260.2,"tick":"no_change","last_trade_price":260.2,"last_trade_time":"2026-02-18T11:44:52","percent_change":-4.98448,"prev_day_close":268.0},{"option":"SPX270319C06275000","bid":1036.1,"bid_size":3.0,"ask":1045.7,"ask_size":3.0,"iv":0.2207,"open_interest":0.0,"volume":0.0,"delta":0.7388,"gamma":0.0002,"vega":23.1078,"theta":-0.5308,"rho":43.1084,"theo":1039.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1055.25},{"option":"SPX270319P06275000","bid":277.8,"bid_size":27.0,"ask":281.0,"ask_size":49.0,"iv":0.2204,"open_interest":25.0,"volume":0.0,"delta":-0.2642,"gamma":0.0002,"vega":23.1078,"theta":-0.6147,"rho":-22.3318,"theo":279.108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.4,"last_trade_time":"2026-02-13T14:30:42","percent_change":0.0,"prev_day_close":273.150009155273},{"option":"SPX270319C06300000","bid":1017.4,"bid_size":3.0,"ask":1027.0,"ask_size":3.0,"iv":0.2194,"open_interest":31.0,"volume":0.0,"delta":0.7339,"gamma":0.0002,"vega":23.3217,"theta":-0.5353,"rho":42.9416,"theo":1021.3196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1008.84,"last_trade_time":"2026-02-17T15:39:28","percent_change":0.0,"prev_day_close":1036.54998779297},{"option":"SPX270319P06300000","bid":283.2,"bid_size":44.0,"ask":286.8,"ask_size":46.0,"iv":0.2192,"open_interest":245.0,"volume":0.0,"delta":-0.2691,"gamma":0.0002,"vega":23.3217,"theta":-0.6166,"rho":-22.7573,"theo":284.4716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.68,"last_trade_time":"2026-02-12T10:24:31","percent_change":0.0,"prev_day_close":278.449996948242},{"option":"SPX270319C06325000","bid":999.2,"bid_size":9.0,"ask":1008.6,"ask_size":10.0,"iv":0.2182,"open_interest":3.0,"volume":0.0,"delta":0.7288,"gamma":0.0002,"vega":23.5326,"theta":-0.5396,"rho":42.7704,"theo":1002.7815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1012.1,"last_trade_time":"2026-02-13T14:17:21","percent_change":0.0,"prev_day_close":1017.89999389648},{"option":"SPX270319P06325000","bid":288.6,"bid_size":32.0,"ask":291.8,"ask_size":47.0,"iv":0.2179,"open_interest":5.0,"volume":0.0,"delta":-0.2742,"gamma":0.0002,"vega":23.5326,"theta":-0.6183,"rho":-23.1872,"theo":289.9296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.5,"last_trade_time":"2026-02-05T15:39:08","percent_change":0.0,"prev_day_close":283.75},{"option":"SPX270319C06350000","bid":981.5,"bid_size":6.0,"ask":990.0,"ask_size":9.0,"iv":0.2171,"open_interest":2.0,"volume":0.0,"delta":0.7237,"gamma":0.0002,"vega":23.7403,"theta":-0.5438,"rho":42.5949,"theo":984.3384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":994.1,"last_trade_time":"2026-02-13T14:18:24","percent_change":0.0,"prev_day_close":999.350006103516},{"option":"SPX270319P06350000","bid":294.2,"bid_size":44.0,"ask":297.4,"ask_size":45.0,"iv":0.2166,"open_interest":234.0,"volume":21.0,"delta":-0.2793,"gamma":0.0002,"vega":23.7403,"theta":-0.6198,"rho":-23.6214,"theo":295.4825,"change":-2.1,"open":281.3,"high":293.6,"low":281.3,"tick":"up","last_trade_price":293.6,"last_trade_time":"2026-02-18T14:58:40","percent_change":-0.710178,"prev_day_close":289.299987792969},{"option":"SPX270319C06375000","bid":963.1,"bid_size":6.0,"ask":971.5,"ask_size":9.0,"iv":0.2158,"open_interest":2.0,"volume":0.0,"delta":0.7185,"gamma":0.0002,"vega":23.9452,"theta":-0.5479,"rho":42.4148,"theo":965.9909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":977.9,"last_trade_time":"2026-02-13T14:25:16","percent_change":0.0,"prev_day_close":980.899993896484},{"option":"SPX270319P06375000","bid":299.8,"bid_size":26.0,"ask":303.0,"ask_size":47.0,"iv":0.2153,"open_interest":55.0,"volume":7.0,"delta":-0.2844,"gamma":0.0002,"vega":23.9452,"theta":-0.6212,"rho":-24.0602,"theo":301.1311,"change":-4.7,"open":296.48,"high":296.7,"low":296.48,"tick":"up","last_trade_price":296.7,"last_trade_time":"2026-02-18T09:48:01","percent_change":-1.55939,"prev_day_close":294.75},{"option":"SPX270319C06400000","bid":944.9,"bid_size":6.0,"ask":953.2,"ask_size":9.0,"iv":0.2145,"open_interest":32.0,"volume":0.0,"delta":0.7133,"gamma":0.0002,"vega":24.1477,"theta":-0.5518,"rho":42.229,"theo":947.7401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1060.09,"last_trade_time":"2026-02-02T14:23:23","percent_change":0.0,"prev_day_close":962.549987792969},{"option":"SPX270319P06400000","bid":305.5,"bid_size":42.0,"ask":308.4,"ask_size":45.0,"iv":0.214,"open_interest":963.0,"volume":2.0,"delta":-0.2897,"gamma":0.0002,"vega":24.1477,"theta":-0.6225,"rho":-24.5048,"theo":306.8764,"change":-7.05,"open":299.1,"high":300.0,"low":299.1,"tick":"up","last_trade_price":300.0,"last_trade_time":"2026-02-18T15:45:41","percent_change":-2.29604,"prev_day_close":300.449996948242},{"option":"SPX270319C06425000","bid":926.7,"bid_size":6.0,"ask":935.0,"ask_size":9.0,"iv":0.2132,"open_interest":0.0,"volume":0.0,"delta":0.7079,"gamma":0.0002,"vega":24.3482,"theta":-0.5556,"rho":42.0359,"theo":929.5875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":944.25},{"option":"SPX270319P06425000","bid":311.3,"bid_size":25.0,"ask":314.6,"ask_size":44.0,"iv":0.2128,"open_interest":10.0,"volume":0.0,"delta":-0.2951,"gamma":0.0002,"vega":24.3482,"theta":-0.6236,"rho":-24.9565,"theo":312.7198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":314.6,"last_trade_time":"2026-02-13T10:33:13","percent_change":0.0,"prev_day_close":306.150009155273},{"option":"SPX270319C06450000","bid":908.7,"bid_size":6.0,"ask":917.0,"ask_size":9.0,"iv":0.212,"open_interest":0.0,"volume":0.0,"delta":0.7025,"gamma":0.0002,"vega":24.5467,"theta":-0.5592,"rho":41.8342,"theo":911.5348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":926.049987792969},{"option":"SPX270319P06450000","bid":317.2,"bid_size":41.0,"ask":320.9,"ask_size":42.0,"iv":0.2116,"open_interest":119.0,"volume":0.0,"delta":-0.3005,"gamma":0.0002,"vega":24.5467,"theta":-0.6246,"rho":-25.4169,"theo":318.6632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":315.29,"last_trade_time":"2026-02-13T13:51:57","percent_change":0.0,"prev_day_close":311.899993896484},{"option":"SPX270319C06475000","bid":890.7,"bid_size":6.0,"ask":899.0,"ask_size":9.0,"iv":0.2106,"open_interest":0.0,"volume":0.0,"delta":0.6969,"gamma":0.0002,"vega":24.7434,"theta":-0.5626,"rho":41.6226,"theo":893.5844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":907.950012207031},{"option":"SPX270319P06475000","bid":323.3,"bid_size":24.0,"ask":326.6,"ask_size":42.0,"iv":0.2102,"open_interest":19.0,"volume":0.0,"delta":-0.306,"gamma":0.0002,"vega":24.7434,"theta":-0.6254,"rho":-25.8873,"theo":324.7089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.0,"last_trade_time":"2026-02-10T15:58:08","percent_change":0.0,"prev_day_close":317.799987792969},{"option":"SPX270319C06500000","bid":872.9,"bid_size":6.0,"ask":881.1,"ask_size":9.0,"iv":0.2094,"open_interest":63.0,"volume":0.0,"delta":0.6913,"gamma":0.0002,"vega":24.938,"theta":-0.5659,"rho":41.4005,"theo":875.7388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":866.77,"last_trade_time":"2026-02-17T15:32:39","percent_change":0.0,"prev_day_close":889.950012207031},{"option":"SPX270319P06500000","bid":329.4,"bid_size":39.0,"ask":333.1,"ask_size":40.0,"iv":0.209,"open_interest":2328.0,"volume":8.0,"delta":-0.3117,"gamma":0.0002,"vega":24.938,"theta":-0.626,"rho":-26.368,"theo":330.8594,"change":-8.55,"open":315.8,"high":322.6,"low":313.9,"tick":"up","last_trade_price":322.6,"last_trade_time":"2026-02-18T15:46:23","percent_change":-2.58191,"prev_day_close":323.899993896484},{"option":"SPX270319C06525000","bid":855.2,"bid_size":6.0,"ask":863.3,"ask_size":9.0,"iv":0.2081,"open_interest":0.0,"volume":0.0,"delta":0.6856,"gamma":0.0002,"vega":25.1297,"theta":-0.569,"rho":41.1683,"theo":858.0007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":872.25},{"option":"SPX270319P06525000","bid":335.6,"bid_size":23.0,"ask":339.0,"ask_size":41.0,"iv":0.2077,"open_interest":31.0,"volume":0.0,"delta":-0.3174,"gamma":0.0002,"vega":25.1297,"theta":-0.6265,"rho":-26.859,"theo":337.1173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":313.45,"last_trade_time":"2026-02-11T11:08:36","percent_change":0.0,"prev_day_close":330.0},{"option":"SPX270319C06550000","bid":837.5,"bid_size":6.0,"ask":845.6,"ask_size":9.0,"iv":0.2068,"open_interest":2.0,"volume":0.0,"delta":0.6798,"gamma":0.0002,"vega":25.3179,"theta":-0.572,"rho":40.927,"theo":840.3723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":927.6,"last_trade_time":"2026-01-16T13:15:06","percent_change":0.0,"prev_day_close":854.449981689453},{"option":"SPX270319P06550000","bid":342.0,"bid_size":38.0,"ask":345.7,"ask_size":39.0,"iv":0.2065,"open_interest":3171.0,"volume":13.0,"delta":-0.3231,"gamma":0.0002,"vega":25.3179,"theta":-0.6268,"rho":-27.359,"theo":343.485,"change":-16.8,"open":327.0,"high":327.0,"low":327.0,"tick":"no_change","last_trade_price":327.0,"last_trade_time":"2026-02-18T11:44:49","percent_change":-4.88656,"prev_day_close":336.199996948242},{"option":"SPX270319C06575000","bid":820.0,"bid_size":6.0,"ask":828.0,"ask_size":9.0,"iv":0.2055,"open_interest":0.0,"volume":0.0,"delta":0.674,"gamma":0.0002,"vega":25.5018,"theta":-0.5747,"rho":40.6783,"theo":822.8555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":836.649993896484},{"option":"SPX270319P06575000","bid":348.4,"bid_size":22.0,"ask":351.8,"ask_size":39.0,"iv":0.2051,"open_interest":9.0,"volume":0.0,"delta":-0.329,"gamma":0.0002,"vega":25.5018,"theta":-0.6269,"rho":-27.8664,"theo":349.9642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":374.19,"last_trade_time":"2026-02-17T10:28:43","percent_change":0.0,"prev_day_close":342.5},{"option":"SPX270319C06600000","bid":802.6,"bid_size":6.0,"ask":810.6,"ask_size":9.0,"iv":0.2042,"open_interest":105.0,"volume":0.0,"delta":0.668,"gamma":0.0002,"vega":25.6809,"theta":-0.5773,"rho":40.4237,"theo":805.4517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":793.94,"last_trade_time":"2026-02-17T15:39:28","percent_change":0.0,"prev_day_close":819.049987792969},{"option":"SPX270319P06600000","bid":354.9,"bid_size":36.0,"ask":357.9,"ask_size":38.0,"iv":0.2037,"open_interest":278.0,"volume":0.0,"delta":-0.335,"gamma":0.0002,"vega":25.6809,"theta":-0.6268,"rho":-28.3797,"theo":356.5565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.3,"last_trade_time":"2026-02-17T16:08:37","percent_change":0.0,"prev_day_close":348.949996948242},{"option":"SPX270319C06625000","bid":785.3,"bid_size":6.0,"ask":793.2,"ask_size":9.0,"iv":0.2029,"open_interest":0.0,"volume":0.0,"delta":0.662,"gamma":0.0003,"vega":25.8548,"theta":-0.5796,"rho":40.1645,"theo":788.1619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":801.549987792969},{"option":"SPX270319P06625000","bid":361.6,"bid_size":22.0,"ask":365.1,"ask_size":39.0,"iv":0.2025,"open_interest":7.0,"volume":0.0,"delta":-0.341,"gamma":0.0003,"vega":25.8548,"theta":-0.6265,"rho":-28.8976,"theo":363.2628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":368.51,"last_trade_time":"2026-02-17T11:22:08","percent_change":0.0,"prev_day_close":355.449996948242},{"option":"SPX270319C06650000","bid":768.1,"bid_size":6.0,"ask":776.0,"ask_size":9.0,"iv":0.2016,"open_interest":1.0,"volume":0.0,"delta":0.6558,"gamma":0.0003,"vega":26.0235,"theta":-0.5818,"rho":39.9008,"theo":770.9871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":842.76,"last_trade_time":"2026-01-30T11:11:57","percent_change":0.0,"prev_day_close":784.200012207031},{"option":"SPX270319P06650000","bid":368.4,"bid_size":35.0,"ask":372.3,"ask_size":43.0,"iv":0.2013,"open_interest":182.0,"volume":0.0,"delta":-0.3471,"gamma":0.0003,"vega":26.0235,"theta":-0.626,"rho":-29.42,"theo":370.0841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.45,"last_trade_time":"2026-02-17T14:33:41","percent_change":0.0,"prev_day_close":362.099990844727},{"option":"SPX270319C06675000","bid":750.2,"bid_size":12.0,"ask":758.9,"ask_size":12.0,"iv":0.2001,"open_interest":1.0,"volume":0.0,"delta":0.6496,"gamma":0.0003,"vega":26.1871,"theta":-0.5838,"rho":39.6318,"theo":753.9283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":766.27,"last_trade_time":"2025-12-19T14:15:05","percent_change":0.0,"prev_day_close":766.950012207031},{"option":"SPX270319P06675000","bid":375.3,"bid_size":21.0,"ask":378.8,"ask_size":37.0,"iv":0.1999,"open_interest":125.0,"volume":0.0,"delta":-0.3534,"gamma":0.0003,"vega":26.1871,"theta":-0.6253,"rho":-29.9477,"theo":377.0214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.95,"last_trade_time":"2026-02-02T10:50:51","percent_change":0.0,"prev_day_close":368.850006103516},{"option":"SPX270319C06700000","bid":735.1,"bid_size":13.0,"ask":739.6,"ask_size":14.0,"iv":0.1987,"open_interest":102.0,"volume":2.0,"delta":0.6433,"gamma":0.0003,"vega":26.346,"theta":-0.5855,"rho":39.3558,"theo":736.9871,"change":35.68,"open":767.38,"high":767.38,"low":767.38,"tick":"up","last_trade_price":767.38,"last_trade_time":"2026-02-18T11:40:51","percent_change":4.87631,"prev_day_close":749.899993896484},{"option":"SPX270319P06700000","bid":382.3,"bid_size":34.0,"ask":386.1,"ask_size":42.0,"iv":0.1986,"open_interest":567.0,"volume":18.0,"delta":-0.3597,"gamma":0.0003,"vega":26.346,"theta":-0.6245,"rho":-30.4824,"theo":384.0762,"change":-18.75,"open":366.69,"high":367.03,"low":365.85,"tick":"down","last_trade_price":365.85,"last_trade_time":"2026-02-18T11:40:51","percent_change":-4.8752,"prev_day_close":375.75},{"option":"SPX270319C06725000","bid":718.2,"bid_size":12.0,"ask":722.8,"ask_size":14.0,"iv":0.1974,"open_interest":1.0,"volume":0.0,"delta":0.6369,"gamma":0.0003,"vega":26.5002,"theta":-0.5871,"rho":39.0707,"theo":720.1658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":783.64,"last_trade_time":"2026-02-11T16:04:33","percent_change":0.0,"prev_day_close":732.949981689453},{"option":"SPX270319P06725000","bid":389.4,"bid_size":20.0,"ask":393.0,"ask_size":36.0,"iv":0.1973,"open_interest":60.0,"volume":12.0,"delta":-0.3661,"gamma":0.0003,"vega":26.5002,"theta":-0.6234,"rho":-31.0263,"theo":391.251,"change":-18.91,"open":373.79,"high":373.8,"low":372.94,"tick":"down","last_trade_price":372.94,"last_trade_time":"2026-02-18T11:31:12","percent_change":-4.82582,"prev_day_close":382.800003051758},{"option":"SPX270319C06750000","bid":701.4,"bid_size":14.0,"ask":706.0,"ask_size":14.0,"iv":0.1961,"open_interest":26.0,"volume":0.0,"delta":0.6304,"gamma":0.0003,"vega":26.6499,"theta":-0.5884,"rho":38.7744,"theo":703.4673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":691.87,"last_trade_time":"2026-02-17T09:43:18","percent_change":0.0,"prev_day_close":716.050018310547},{"option":"SPX270319P06750000","bid":396.7,"bid_size":33.0,"ask":400.6,"ask_size":41.0,"iv":0.1961,"open_interest":40.0,"volume":0.0,"delta":-0.3726,"gamma":0.0003,"vega":26.6499,"theta":-0.6221,"rho":-31.5812,"theo":398.5485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.17,"last_trade_time":"2026-02-17T09:43:18","percent_change":0.0,"prev_day_close":389.950012207031},{"option":"SPX270319C06775000","bid":684.8,"bid_size":13.0,"ask":689.4,"ask_size":14.0,"iv":0.1948,"open_interest":41.0,"volume":0.0,"delta":0.6238,"gamma":0.0003,"vega":26.7947,"theta":-0.5896,"rho":38.466,"theo":686.8951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":771.67,"last_trade_time":"2026-02-09T14:41:31","percent_change":0.0,"prev_day_close":699.349975585938},{"option":"SPX270319P06775000","bid":404.0,"bid_size":19.0,"ask":408.0,"ask_size":39.0,"iv":0.1947,"open_interest":64.0,"volume":0.0,"delta":-0.3792,"gamma":0.0003,"vega":26.7947,"theta":-0.6206,"rho":-32.1484,"theo":405.9724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":360.02,"last_trade_time":"2026-01-28T10:21:41","percent_change":0.0,"prev_day_close":397.199996948242},{"option":"SPX270319C06800000","bid":668.3,"bid_size":16.0,"ask":672.9,"ask_size":15.0,"iv":0.1935,"open_interest":478.0,"volume":235.0,"delta":0.6171,"gamma":0.0003,"vega":26.9341,"theta":-0.5905,"rho":38.1455,"theo":670.453,"change":8.95,"open":699.6,"high":699.6,"low":674.25,"tick":"no_change","last_trade_price":674.25,"last_trade_time":"2026-02-18T15:30:40","percent_change":1.34526,"prev_day_close":682.700012207031},{"option":"SPX270319P06800000","bid":411.5,"bid_size":30.0,"ask":415.6,"ask_size":37.0,"iv":0.1934,"open_interest":1169.0,"volume":109.0,"delta":-0.3859,"gamma":0.0003,"vega":26.9341,"theta":-0.6188,"rho":-32.7276,"theo":413.5263,"change":-20.73,"open":395.3,"high":396.0,"low":393.2,"tick":"down","last_trade_price":393.42,"last_trade_time":"2026-02-18T13:13:30","percent_change":-5.00543,"prev_day_close":404.549987792969},{"option":"SPX270319C06825000","bid":652.0,"bid_size":14.0,"ask":656.6,"ask_size":13.0,"iv":0.1922,"open_interest":2.0,"volume":0.0,"delta":0.6103,"gamma":0.0003,"vega":27.0674,"theta":-0.5912,"rho":37.8144,"theo":654.1443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":730.14,"last_trade_time":"2026-01-26T11:31:24","percent_change":0.0,"prev_day_close":666.149993896484},{"option":"SPX270319P06825000","bid":419.2,"bid_size":18.0,"ask":423.2,"ask_size":32.0,"iv":0.1921,"open_interest":116.0,"volume":0.0,"delta":-0.3927,"gamma":0.0003,"vega":27.0674,"theta":-0.6168,"rho":-33.3174,"theo":421.2137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":435.4,"last_trade_time":"2026-02-17T11:06:48","percent_change":0.0,"prev_day_close":412.049987792969},{"option":"SPX270319C06850000","bid":635.8,"bid_size":16.0,"ask":640.4,"ask_size":15.0,"iv":0.1908,"open_interest":333.0,"volume":0.0,"delta":0.6034,"gamma":0.0003,"vega":27.1939,"theta":-0.5916,"rho":37.4748,"theo":637.972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":634.42,"last_trade_time":"2026-02-17T16:09:32","percent_change":0.0,"prev_day_close":649.899993896484},{"option":"SPX270319P06850000","bid":426.9,"bid_size":30.0,"ask":431.0,"ask_size":31.0,"iv":0.1908,"open_interest":59.0,"volume":2.0,"delta":-0.3996,"gamma":0.0003,"vega":27.1939,"theta":-0.6146,"rho":-33.9157,"theo":429.0375,"change":-3.35,"open":426.4,"high":426.4,"low":426.4,"tick":"down","last_trade_price":426.4,"last_trade_time":"2026-02-18T15:22:47","percent_change":-0.779523,"prev_day_close":419.699996948242},{"option":"SPX270319C06875000","bid":619.7,"bid_size":16.0,"ask":624.3,"ask_size":16.0,"iv":0.1895,"open_interest":1.0,"volume":0.0,"delta":0.5964,"gamma":0.0003,"vega":27.3131,"theta":-0.5918,"rho":37.1293,"theo":621.9385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":687.59,"last_trade_time":"2026-02-03T10:39:13","percent_change":0.0,"prev_day_close":633.700012207031},{"option":"SPX270319P06875000","bid":434.9,"bid_size":18.0,"ask":438.6,"ask_size":32.0,"iv":0.1894,"open_interest":24.0,"volume":0.0,"delta":-0.4066,"gamma":0.0003,"vega":27.3131,"theta":-0.6122,"rho":-34.5199,"theo":437.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":440.0,"last_trade_time":"2026-02-17T15:58:00","percent_change":0.0,"prev_day_close":427.5},{"option":"SPX270319C06900000","bid":603.8,"bid_size":16.0,"ask":608.4,"ask_size":15.0,"iv":0.1882,"open_interest":2294.0,"volume":57.0,"delta":0.5893,"gamma":0.0003,"vega":27.4247,"theta":-0.5918,"rho":36.7793,"theo":606.0455,"change":12.09,"open":605.62,"high":634.79,"low":605.62,"tick":"no_change","last_trade_price":613.24,"last_trade_time":"2026-02-18T15:31:27","percent_change":2.01115,"prev_day_close":617.550018310547},{"option":"SPX270319P06900000","bid":442.9,"bid_size":29.0,"ask":447.1,"ask_size":30.0,"iv":0.1882,"open_interest":2639.0,"volume":6.0,"delta":-0.4136,"gamma":0.0003,"vega":27.4247,"theta":-0.6095,"rho":-35.1286,"theo":445.1032,"change":-22.18,"open":442.99,"high":442.99,"low":423.77,"tick":"down","last_trade_price":423.77,"last_trade_time":"2026-02-18T12:52:55","percent_change":-4.97365,"prev_day_close":435.400009155273},{"option":"SPX270319C06925000","bid":588.1,"bid_size":16.0,"ask":592.6,"ask_size":16.0,"iv":0.1869,"open_interest":6.0,"volume":0.0,"delta":0.5822,"gamma":0.0003,"vega":27.5286,"theta":-0.5915,"rho":36.4248,"theo":590.2949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":647.26,"last_trade_time":"2026-02-03T11:30:51","percent_change":0.0,"prev_day_close":601.700012207031},{"option":"SPX270319P06925000","bid":451.2,"bid_size":18.0,"ask":455.3,"ask_size":31.0,"iv":0.1869,"open_interest":187.0,"volume":1.0,"delta":-0.4208,"gamma":0.0003,"vega":27.5286,"theta":-0.6066,"rho":-35.7419,"theo":453.3486,"change":-15.55,"open":438.7,"high":438.7,"low":438.7,"tick":"down","last_trade_price":438.7,"last_trade_time":"2026-02-18T15:58:00","percent_change":-3.42323,"prev_day_close":443.5},{"option":"SPX270319C06950000","bid":572.5,"bid_size":17.0,"ask":577.0,"ask_size":16.0,"iv":0.1856,"open_interest":217.0,"volume":54.0,"delta":0.5749,"gamma":0.0003,"vega":27.6246,"theta":-0.5909,"rho":36.0641,"theo":574.689,"change":13.94,"open":601.14,"high":601.65,"low":582.77,"tick":"up","last_trade_price":583.89,"last_trade_time":"2026-02-18T15:02:42","percent_change":2.44583,"prev_day_close":585.950012207031},{"option":"SPX270319P06950000","bid":459.5,"bid_size":29.0,"ask":463.7,"ask_size":30.0,"iv":0.1856,"open_interest":90.0,"volume":0.0,"delta":-0.4281,"gamma":0.0003,"vega":27.6246,"theta":-0.6034,"rho":-36.3612,"theo":461.7388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":456.23,"last_trade_time":"2026-02-17T14:44:24","percent_change":0.0,"prev_day_close":451.699996948242},{"option":"SPX270319C06975000","bid":557.0,"bid_size":17.0,"ask":561.6,"ask_size":17.0,"iv":0.1843,"open_interest":9.0,"volume":0.0,"delta":0.5675,"gamma":0.0003,"vega":27.7129,"theta":-0.5901,"rho":35.6947,"theo":559.231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":632.16,"last_trade_time":"2026-02-09T13:24:21","percent_change":0.0,"prev_day_close":570.349975585938},{"option":"SPX270319P06975000","bid":468.1,"bid_size":18.0,"ask":472.3,"ask_size":31.0,"iv":0.1843,"open_interest":116.0,"volume":0.0,"delta":-0.4355,"gamma":0.0003,"vega":27.7129,"theta":-0.6,"rho":-36.9894,"theo":470.2769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":433.9,"last_trade_time":"2026-02-11T15:58:41","percent_change":0.0,"prev_day_close":460.099990844727},{"option":"SPX270319C07000000","bid":541.7,"bid_size":17.0,"ask":546.3,"ask_size":17.0,"iv":0.183,"open_interest":26757.0,"volume":108.0,"delta":0.56,"gamma":0.0003,"vega":27.793,"theta":-0.5891,"rho":35.3135,"theo":543.9254,"change":13.17,"open":543.69,"high":569.72,"low":543.69,"tick":"down","last_trade_price":552.57,"last_trade_time":"2026-02-18T15:35:23","percent_change":2.4416,"prev_day_close":554.950012207031},{"option":"SPX270319P07000000","bid":476.8,"bid_size":28.0,"ask":480.6,"ask_size":30.0,"iv":0.1829,"open_interest":26751.0,"volume":55.0,"delta":-0.443,"gamma":0.0003,"vega":27.793,"theta":-0.5963,"rho":-37.6292,"theo":478.9673,"change":-7.15,"open":476.96,"high":476.96,"low":473.0,"tick":"down","last_trade_price":473.0,"last_trade_time":"2026-02-18T09:55:44","percent_change":-1.48912,"prev_day_close":468.649993896484},{"option":"SPX270319C07025000","bid":526.6,"bid_size":17.0,"ask":531.2,"ask_size":17.0,"iv":0.1817,"open_interest":10.0,"volume":0.0,"delta":0.5524,"gamma":0.0003,"vega":27.8648,"theta":-0.5878,"rho":34.9187,"theo":528.7773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":523.6,"last_trade_time":"2026-01-21T09:37:40","percent_change":0.0,"prev_day_close":539.650024414062},{"option":"SPX270319P07025000","bid":485.6,"bid_size":16.0,"ask":489.9,"ask_size":28.0,"iv":0.1816,"open_interest":58.0,"volume":0.0,"delta":-0.4505,"gamma":0.0003,"vega":27.8648,"theta":-0.5923,"rho":-38.2828,"theo":487.8153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":502.42,"last_trade_time":"2026-02-05T11:41:57","percent_change":0.0,"prev_day_close":477.400009155273},{"option":"SPX270319C07050000","bid":511.7,"bid_size":18.0,"ask":516.2,"ask_size":17.0,"iv":0.1804,"open_interest":108.0,"volume":0.0,"delta":0.5448,"gamma":0.0003,"vega":27.9275,"theta":-0.5863,"rho":34.51,"theo":513.7928,"change":15.33,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":505.6,"last_trade_time":"2026-02-13T15:59:50","percent_change":3.0106,"prev_day_close":524.549987792969},{"option":"SPX270319P07050000","bid":494.7,"bid_size":26.0,"ask":498.5,"ask_size":28.0,"iv":0.1802,"open_interest":45.0,"volume":11.0,"delta":-0.4582,"gamma":0.0003,"vega":27.9275,"theta":-0.5881,"rho":-38.9502,"theo":496.8268,"change":-17.15,"open":484.1,"high":484.1,"low":481.1,"tick":"down","last_trade_price":481.1,"last_trade_time":"2026-02-18T15:58:00","percent_change":-3.44205,"prev_day_close":486.300003051758},{"option":"SPX270319C07075000","bid":496.9,"bid_size":16.0,"ask":501.4,"ask_size":17.0,"iv":0.1791,"open_interest":6.0,"volume":0.0,"delta":0.537,"gamma":0.0003,"vega":27.9808,"theta":-0.5844,"rho":34.0895,"theo":498.9774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":511.2,"last_trade_time":"2026-02-12T11:58:55","percent_change":0.0,"prev_day_close":509.649993896484},{"option":"SPX270319P07075000","bid":503.9,"bid_size":16.0,"ask":507.7,"ask_size":28.0,"iv":0.1789,"open_interest":19.0,"volume":6.0,"delta":-0.466,"gamma":0.0003,"vega":27.9808,"theta":-0.5837,"rho":-39.6294,"theo":506.0075,"change":-16.65,"open":492.9,"high":493.6,"low":490.9,"tick":"down","last_trade_price":490.9,"last_trade_time":"2026-02-18T14:22:55","percent_change":-3.28047,"prev_day_close":495.25},{"option":"SPX270319C07100000","bid":482.3,"bid_size":18.0,"ask":486.8,"ask_size":18.0,"iv":0.1778,"open_interest":232.0,"volume":0.0,"delta":0.5291,"gamma":0.0003,"vega":28.0242,"theta":-0.5823,"rho":33.6599,"theo":484.3361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.85,"last_trade_time":"2026-02-17T15:16:01","percent_change":0.0,"prev_day_close":494.850006103516},{"option":"SPX270319P07100000","bid":513.3,"bid_size":16.0,"ask":517.1,"ask_size":18.0,"iv":0.1776,"open_interest":259.0,"volume":32.0,"delta":-0.4738,"gamma":0.0003,"vega":28.0242,"theta":-0.5789,"rho":-40.3176,"theo":515.3623,"change":-16.7,"open":502.4,"high":502.9,"low":499.8,"tick":"up","last_trade_price":500.4,"last_trade_time":"2026-02-18T14:23:00","percent_change":-3.22954,"prev_day_close":504.549987792969},{"option":"SPX270319C07125000","bid":467.9,"bid_size":17.0,"ask":472.4,"ask_size":19.0,"iv":0.1765,"open_interest":82.0,"volume":0.0,"delta":0.5212,"gamma":0.0003,"vega":28.0576,"theta":-0.58,"rho":33.2253,"theo":469.873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":527.2,"last_trade_time":"2026-02-11T11:39:40","percent_change":0.0,"prev_day_close":480.25},{"option":"SPX270319P07125000","bid":522.8,"bid_size":16.0,"ask":526.7,"ask_size":28.0,"iv":0.1763,"open_interest":110.0,"volume":41.0,"delta":-0.4818,"gamma":0.0003,"vega":28.0576,"theta":-0.5739,"rho":-41.011,"theo":524.8953,"change":-17.05,"open":511.15,"high":512.2,"low":509.3,"tick":"up","last_trade_price":509.7,"last_trade_time":"2026-02-18T14:23:15","percent_change":-3.23683,"prev_day_close":513.899993896484},{"option":"SPX270319C07150000","bid":453.7,"bid_size":26.0,"ask":458.2,"ask_size":26.0,"iv":0.1752,"open_interest":150.0,"volume":0.0,"delta":0.5131,"gamma":0.0003,"vega":28.0806,"theta":-0.5773,"rho":32.7871,"theo":455.5917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":509.9,"last_trade_time":"2026-02-10T15:59:50","percent_change":0.0,"prev_day_close":465.850006103516},{"option":"SPX270319P07150000","bid":532.6,"bid_size":16.0,"ask":536.9,"ask_size":17.0,"iv":0.1752,"open_interest":97.0,"volume":2.0,"delta":-0.4899,"gamma":0.0003,"vega":28.0806,"theta":-0.5686,"rho":-41.7079,"theo":534.61,"change":-17.7,"open":521.1,"high":521.1,"low":519.0,"tick":"down","last_trade_price":519.0,"last_trade_time":"2026-02-18T14:22:47","percent_change":-3.29793,"prev_day_close":523.549987792969},{"option":"SPX270319C07175000","bid":439.6,"bid_size":17.0,"ask":444.1,"ask_size":27.0,"iv":0.1739,"open_interest":12.0,"volume":2.0,"delta":0.505,"gamma":0.0003,"vega":28.0932,"theta":-0.5744,"rho":32.3449,"theo":441.4959,"change":27.6,"open":465.77,"high":465.77,"low":465.45,"tick":"down","last_trade_price":465.45,"last_trade_time":"2026-02-18T11:44:21","percent_change":6.30353,"prev_day_close":451.649993896484},{"option":"SPX270319P07175000","bid":542.5,"bid_size":16.0,"ask":546.9,"ask_size":27.0,"iv":0.1738,"open_interest":45.0,"volume":14.0,"delta":-0.498,"gamma":0.0003,"vega":28.0932,"theta":-0.5631,"rho":-42.4088,"theo":544.5103,"change":-25.5,"open":518.9,"high":521.2,"low":518.9,"tick":"no_change","last_trade_price":521.2,"last_trade_time":"2026-02-18T12:33:19","percent_change":-4.66435,"prev_day_close":533.25},{"option":"SPX270319C07200000","bid":425.7,"bid_size":27.0,"ask":430.2,"ask_size":27.0,"iv":0.1726,"open_interest":367.0,"volume":42.0,"delta":0.4967,"gamma":0.0003,"vega":28.0948,"theta":-0.5712,"rho":31.8958,"theo":427.5901,"change":27.14,"open":452.43,"high":452.47,"low":451.24,"tick":"down","last_trade_price":451.24,"last_trade_time":"2026-02-18T11:44:19","percent_change":6.39943,"prev_day_close":437.549987792969},{"option":"SPX270319P07200000","bid":552.6,"bid_size":16.0,"ask":556.4,"ask_size":18.0,"iv":0.1724,"open_interest":1230.0,"volume":0.0,"delta":-0.5063,"gamma":0.0003,"vega":28.0948,"theta":-0.5572,"rho":-43.1166,"theo":554.6006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":593.78,"last_trade_time":"2026-02-17T10:45:01","percent_change":0.0,"prev_day_close":543.299987792969},{"option":"SPX270319C07225000","bid":412.0,"bid_size":27.0,"ask":416.5,"ask_size":27.0,"iv":0.1713,"open_interest":28.0,"volume":25.0,"delta":0.4884,"gamma":0.0003,"vega":28.0848,"theta":-0.5678,"rho":31.436,"theo":413.8806,"change":24.0,"open":435.4,"high":435.4,"low":434.4,"tick":"down","last_trade_price":434.4,"last_trade_time":"2026-02-18T10:30:52","percent_change":5.84795,"prev_day_close":423.75},{"option":"SPX270319P07225000","bid":562.9,"bid_size":16.0,"ask":567.3,"ask_size":20.0,"iv":0.1713,"open_interest":54.0,"volume":37.0,"delta":-0.5146,"gamma":0.0003,"vega":28.0848,"theta":-0.5511,"rho":-43.8352,"theo":564.8871,"change":-28.6,"open":542.6,"high":543.2,"low":538.7,"tick":"down","last_trade_price":538.7,"last_trade_time":"2026-02-18T11:43:01","percent_change":-5.04143,"prev_day_close":553.350006103516},{"option":"SPX270319C07250000","bid":398.5,"bid_size":27.0,"ask":403.0,"ask_size":27.0,"iv":0.17,"open_interest":481.0,"volume":54.0,"delta":0.48,"gamma":0.0003,"vega":28.0624,"theta":-0.5641,"rho":30.9622,"theo":400.3747,"change":11.29,"open":423.24,"high":423.65,"low":407.52,"tick":"up","last_trade_price":408.39,"last_trade_time":"2026-02-18T15:02:42","percent_change":2.84311,"prev_day_close":410.099990844727},{"option":"SPX270319P07250000","bid":573.4,"bid_size":17.0,"ask":577.2,"ask_size":18.0,"iv":0.1699,"open_interest":193.0,"volume":0.0,"delta":-0.523,"gamma":0.0003,"vega":28.0624,"theta":-0.5448,"rho":-44.5676,"theo":575.3773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":538.86,"last_trade_time":"2026-02-06T15:45:52","percent_change":0.0,"prev_day_close":563.799987792969},{"option":"SPX270319C07275000","bid":385.2,"bid_size":27.0,"ask":389.7,"ask_size":27.0,"iv":0.1688,"open_interest":25.0,"volume":2.0,"delta":0.4714,"gamma":0.0003,"vega":28.0268,"theta":-0.5601,"rho":30.474,"theo":387.0808,"change":24.49,"open":407.79,"high":408.34,"low":407.79,"tick":"up","last_trade_price":408.34,"last_trade_time":"2026-02-18T10:21:41","percent_change":6.38009,"prev_day_close":396.649993896484},{"option":"SPX270319P07275000","bid":584.1,"bid_size":15.0,"ask":588.5,"ask_size":18.0,"iv":0.1687,"open_interest":29.0,"volume":0.0,"delta":-0.5315,"gamma":0.0003,"vega":28.0268,"theta":-0.5381,"rho":-45.3146,"theo":586.0794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":552.35,"last_trade_time":"2026-02-11T10:32:53","percent_change":0.0,"prev_day_close":574.300018310547},{"option":"SPX270319C07300000","bid":372.2,"bid_size":28.0,"ask":376.6,"ask_size":28.0,"iv":0.1675,"open_interest":315.0,"volume":52.0,"delta":0.4629,"gamma":0.0003,"vega":27.978,"theta":-0.5558,"rho":29.9738,"theo":374.0069,"change":24.41,"open":396.02,"high":396.02,"low":394.92,"tick":"no_change","last_trade_price":395.46,"last_trade_time":"2026-02-18T11:51:14","percent_change":6.57863,"prev_day_close":383.450012207031},{"option":"SPX270319P07300000","bid":595.0,"bid_size":17.0,"ask":598.8,"ask_size":18.0,"iv":0.1673,"open_interest":469.0,"volume":0.0,"delta":-0.5401,"gamma":0.0003,"vega":27.978,"theta":-0.5312,"rho":-46.0735,"theo":597.0016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":592.95,"last_trade_time":"2026-02-17T14:39:08","percent_change":0.0,"prev_day_close":585.100006103516},{"option":"SPX270319C07325000","bid":359.4,"bid_size":28.0,"ask":363.8,"ask_size":28.0,"iv":0.1662,"open_interest":773.0,"volume":0.0,"delta":0.4542,"gamma":0.0003,"vega":27.916,"theta":-0.5513,"rho":29.4658,"theo":361.1599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.3,"last_trade_time":"2026-02-17T15:58:00","percent_change":0.0,"prev_day_close":370.450012207031},{"option":"SPX270319P07325000","bid":606.2,"bid_size":14.0,"ask":610.6,"ask_size":17.0,"iv":0.1662,"open_interest":239.0,"volume":0.0,"delta":-0.5488,"gamma":0.0003,"vega":27.916,"theta":-0.524,"rho":-46.8402,"theo":608.1507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":546.96,"last_trade_time":"2026-02-11T09:47:23","percent_change":0.0,"prev_day_close":596.100006103516},{"option":"SPX270319C07350000","bid":347.2,"bid_size":29.0,"ask":351.2,"ask_size":29.0,"iv":0.1651,"open_interest":536.0,"volume":0.0,"delta":0.4455,"gamma":0.0003,"vega":27.8415,"theta":-0.5465,"rho":28.9552,"theo":348.5451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":346.5,"last_trade_time":"2026-02-17T16:09:32","percent_change":0.0,"prev_day_close":357.699996948242},{"option":"SPX270319P07350000","bid":617.6,"bid_size":16.0,"ask":621.4,"ask_size":17.0,"iv":0.1648,"open_interest":32.0,"volume":2.0,"delta":-0.5575,"gamma":0.0003,"vega":27.8415,"theta":-0.5166,"rho":-47.6095,"theo":619.532,"change":-30.5,"open":613.68,"high":613.68,"low":592.2,"tick":"down","last_trade_price":592.2,"last_trade_time":"2026-02-18T10:48:34","percent_change":-4.89802,"prev_day_close":607.449981689453},{"option":"SPX270319C07375000","bid":334.4,"bid_size":29.0,"ask":338.8,"ask_size":29.0,"iv":0.1637,"open_interest":67.0,"volume":0.0,"delta":0.4367,"gamma":0.0003,"vega":27.7548,"theta":-0.5414,"rho":28.4439,"theo":336.167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.4,"last_trade_time":"2026-02-13T15:59:50","percent_change":0.0,"prev_day_close":345.199996948242},{"option":"SPX270319P07375000","bid":629.2,"bid_size":14.0,"ask":633.6,"ask_size":17.0,"iv":0.1637,"open_interest":4.0,"volume":0.0,"delta":-0.5663,"gamma":0.0003,"vega":27.7548,"theta":-0.5089,"rho":-48.3795,"theo":631.1499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":602.04,"last_trade_time":"2026-01-14T11:19:06","percent_change":0.0,"prev_day_close":618.800018310547},{"option":"SPX270319C07400000","bid":322.7,"bid_size":31.0,"ask":326.6,"ask_size":29.0,"iv":0.1626,"open_interest":111.0,"volume":0.0,"delta":0.4278,"gamma":0.0003,"vega":27.6556,"theta":-0.5362,"rho":27.9305,"theo":324.0299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":323.68,"last_trade_time":"2026-02-17T15:13:50","percent_change":0.0,"prev_day_close":332.900009155273},{"option":"SPX270319P07400000","bid":641.1,"bid_size":16.0,"ask":645.5,"ask_size":17.0,"iv":0.1625,"open_interest":170.0,"volume":0.0,"delta":-0.5752,"gamma":0.0003,"vega":27.6556,"theta":-0.501,"rho":-49.1516,"theo":643.0089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":638.15,"last_trade_time":"2026-02-12T15:12:39","percent_change":0.0,"prev_day_close":630.549987792969},{"option":"SPX270319C07425000","bid":310.4,"bid_size":32.0,"ask":314.7,"ask_size":31.0,"iv":0.1613,"open_interest":23.0,"volume":0.0,"delta":0.4189,"gamma":0.0003,"vega":27.5429,"theta":-0.5306,"rho":27.4108,"theo":312.1394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.6,"last_trade_time":"2026-02-13T15:59:52","percent_change":0.0,"prev_day_close":320.850006103516},{"option":"SPX270319P07425000","bid":653.2,"bid_size":13.0,"ask":657.6,"ask_size":16.0,"iv":0.1613,"open_interest":5.0,"volume":0.0,"delta":-0.5841,"gamma":0.0003,"vega":27.5429,"theta":-0.4928,"rho":-49.93,"theo":655.1145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":602.8,"last_trade_time":"2026-02-11T11:21:19","percent_change":0.0,"prev_day_close":642.550018310547},{"option":"SPX270319C07450000","bid":299.3,"bid_size":32.0,"ask":303.1,"ask_size":31.0,"iv":0.1602,"open_interest":108.0,"volume":2.0,"delta":0.41,"gamma":0.0004,"vega":27.4152,"theta":-0.5248,"rho":26.8804,"theo":300.5025,"change":21.02,"open":319.07,"high":319.27,"low":319.07,"tick":"up","last_trade_price":319.27,"last_trade_time":"2026-02-18T12:35:53","percent_change":7.04778,"prev_day_close":309.050003051758},{"option":"SPX270319P07450000","bid":665.6,"bid_size":15.0,"ask":670.0,"ask_size":16.0,"iv":0.1601,"open_interest":87.0,"volume":0.0,"delta":-0.593,"gamma":0.0004,"vega":27.4152,"theta":-0.4844,"rho":-50.7191,"theo":667.4737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":607.1,"last_trade_time":"2026-02-10T11:20:09","percent_change":0.0,"prev_day_close":654.699981689453},{"option":"SPX270319C07475000","bid":287.5,"bid_size":32.0,"ask":291.7,"ask_size":31.0,"iv":0.159,"open_interest":5068.0,"volume":1.0,"delta":0.401,"gamma":0.0004,"vega":27.2713,"theta":-0.5188,"rho":26.3373,"theo":289.1272,"change":14.65,"open":301.7,"high":301.7,"low":301.7,"tick":"up","last_trade_price":301.7,"last_trade_time":"2026-02-18T15:58:34","percent_change":5.10364,"prev_day_close":297.550003051758},{"option":"SPX270319P07475000","bid":678.2,"bid_size":13.0,"ask":682.6,"ask_size":16.0,"iv":0.1589,"open_interest":1.0,"volume":0.0,"delta":-0.602,"gamma":0.0004,"vega":27.2713,"theta":-0.4757,"rho":-51.521,"theo":680.0944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":651.6,"last_trade_time":"2026-02-06T12:07:52","percent_change":0.0,"prev_day_close":667.25},{"option":"SPX270319C07500000","bid":276.8,"bid_size":33.0,"ask":280.6,"ask_size":32.0,"iv":0.1579,"open_interest":5358.0,"volume":0.0,"delta":0.3919,"gamma":0.0004,"vega":27.1111,"theta":-0.5126,"rho":25.7837,"theo":278.0208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.35,"last_trade_time":"2026-02-17T15:12:05","percent_change":0.0,"prev_day_close":286.25},{"option":"SPX270319P07500000","bid":691.1,"bid_size":15.0,"ask":695.5,"ask_size":16.0,"iv":0.1578,"open_interest":59.0,"volume":0.0,"delta":-0.611,"gamma":0.0004,"vega":27.1111,"theta":-0.4668,"rho":-52.3332,"theo":692.9841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":631.93,"last_trade_time":"2026-02-09T13:27:58","percent_change":0.0,"prev_day_close":679.850006103516},{"option":"SPX270319C07525000","bid":265.6,"bid_size":34.0,"ask":269.7,"ask_size":32.0,"iv":0.1567,"open_interest":236.0,"volume":1.0,"delta":0.3829,"gamma":0.0004,"vega":26.9355,"theta":-0.5061,"rho":25.2252,"theo":267.1888,"change":13.95,"open":279.3,"high":279.3,"low":279.3,"tick":"up","last_trade_price":279.3,"last_trade_time":"2026-02-18T15:58:21","percent_change":5.25721,"prev_day_close":275.199996948242},{"option":"SPX270319P07525000","bid":704.2,"bid_size":13.0,"ask":708.7,"ask_size":16.0,"iv":0.1566,"open_interest":0.0,"volume":0.0,"delta":-0.6201,"gamma":0.0004,"vega":26.9355,"theta":-0.4577,"rho":-53.1504,"theo":706.1481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":692.850006103516},{"option":"SPX270319C07550000","bid":255.5,"bid_size":34.0,"ask":259.1,"ask_size":32.0,"iv":0.1556,"open_interest":51.0,"volume":0.0,"delta":0.3738,"gamma":0.0004,"vega":26.7465,"theta":-0.4994,"rho":24.6683,"theo":256.6339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":308.22,"last_trade_time":"2026-02-09T15:41:40","percent_change":0.0,"prev_day_close":264.5},{"option":"SPX270319P07550000","bid":717.7,"bid_size":14.0,"ask":722.1,"ask_size":15.0,"iv":0.1555,"open_interest":0.0,"volume":0.0,"delta":-0.6291,"gamma":0.0004,"vega":26.7465,"theta":-0.4484,"rho":-53.966,"theo":719.5893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":706.149993896484},{"option":"SPX270319C07575000","bid":244.8,"bid_size":37.0,"ask":248.8,"ask_size":21.0,"iv":0.1545,"open_interest":8.0,"volume":0.0,"delta":0.3648,"gamma":0.0004,"vega":26.5454,"theta":-0.4926,"rho":24.1157,"theo":246.3572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":240.8,"last_trade_time":"2026-01-20T15:07:34","percent_change":0.0,"prev_day_close":254.0},{"option":"SPX270319P07575000","bid":731.4,"bid_size":11.0,"ask":735.8,"ask_size":12.0,"iv":0.1544,"open_interest":0.0,"volume":0.0,"delta":-0.6382,"gamma":0.0004,"vega":26.5454,"theta":-0.4389,"rho":-54.7774,"theo":733.3087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.699981689453},{"option":"SPX270319C07600000","bid":235.1,"bid_size":38.0,"ask":238.8,"ask_size":36.0,"iv":0.1535,"open_interest":507.0,"volume":0.0,"delta":0.3558,"gamma":0.0004,"vega":26.3326,"theta":-0.4855,"rho":23.5657,"theo":236.3589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.0,"last_trade_time":"2026-02-13T10:34:53","percent_change":0.0,"prev_day_close":243.75},{"option":"SPX270319P07600000","bid":745.3,"bid_size":13.0,"ask":749.8,"ask_size":13.0,"iv":0.1534,"open_interest":4.0,"volume":0.0,"delta":-0.6472,"gamma":0.0004,"vega":26.3326,"theta":-0.4292,"rho":-55.5861,"theo":747.3065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":687.61,"last_trade_time":"2026-02-10T14:48:54","percent_change":0.0,"prev_day_close":733.449981689453},{"option":"SPX270319C07625000","bid":225.1,"bid_size":39.0,"ask":229.0,"ask_size":22.0,"iv":0.1524,"open_interest":4.0,"volume":0.0,"delta":0.3467,"gamma":0.0003,"vega":26.1065,"theta":-0.4783,"rho":23.0133,"theo":226.6404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.92,"last_trade_time":"2026-01-27T10:48:50","percent_change":0.0,"prev_day_close":233.849998474121},{"option":"SPX270319P07625000","bid":756.9,"bid_size":10.0,"ask":764.8,"ask_size":6.0,"iv":0.1519,"open_interest":0.0,"volume":0.0,"delta":-0.6563,"gamma":0.0003,"vega":26.1065,"theta":-0.4193,"rho":-56.3972,"theo":761.584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":747.950012207031},{"option":"SPX270319C07650000","bid":215.9,"bid_size":39.0,"ask":219.5,"ask_size":38.0,"iv":0.1514,"open_interest":158.0,"volume":2.0,"delta":0.3377,"gamma":0.0003,"vega":25.8651,"theta":-0.4709,"rho":22.4538,"theo":217.2039,"change":11.95,"open":227.7,"high":227.7,"low":227.7,"tick":"down","last_trade_price":227.7,"last_trade_time":"2026-02-18T15:58:21","percent_change":5.53882,"prev_day_close":224.150001525879},{"option":"SPX270319P07650000","bid":771.5,"bid_size":10.0,"ask":780.2,"ask_size":9.0,"iv":0.1511,"open_interest":0.0,"volume":0.0,"delta":-0.6653,"gamma":0.0003,"vega":25.8651,"theta":-0.4092,"rho":-57.2153,"theo":776.1436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":762.25},{"option":"SPX270319C07675000","bid":206.4,"bid_size":40.0,"ask":210.3,"ask_size":23.0,"iv":0.1503,"open_interest":19.0,"volume":0.0,"delta":0.3288,"gamma":0.0003,"vega":25.6069,"theta":-0.4634,"rho":21.8865,"theo":208.0522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":259.4,"last_trade_time":"2026-02-09T12:05:39","percent_change":0.0,"prev_day_close":214.75},{"option":"SPX270319P07675000","bid":786.5,"bid_size":9.0,"ask":794.4,"ask_size":6.0,"iv":0.15,"open_interest":0.0,"volume":0.0,"delta":-0.6742,"gamma":0.0003,"vega":25.6069,"theta":-0.399,"rho":-58.0414,"theo":790.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.850006103516},{"option":"SPX270319C07700000","bid":197.9,"bid_size":42.0,"ask":201.4,"ask_size":40.0,"iv":0.1494,"open_interest":845.0,"volume":220.0,"delta":0.3198,"gamma":0.0003,"vega":25.3324,"theta":-0.4556,"rho":21.3156,"theo":199.1865,"change":11.15,"open":201.13,"high":201.13,"low":201.13,"tick":"no_change","last_trade_price":201.13,"last_trade_time":"2026-02-18T15:30:40","percent_change":5.63558,"prev_day_close":205.650001525879},{"option":"SPX270319P07700000","bid":801.4,"bid_size":9.0,"ask":810.2,"ask_size":9.0,"iv":0.1491,"open_interest":28.0,"volume":0.0,"delta":-0.6832,"gamma":0.0003,"vega":25.3324,"theta":-0.3887,"rho":-58.871,"theo":806.1183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":793.61,"last_trade_time":"2026-02-06T10:27:43","percent_change":0.0,"prev_day_close":791.75},{"option":"SPX270319C07725000","bid":189.0,"bid_size":44.0,"ask":192.8,"ask_size":25.0,"iv":0.1484,"open_interest":1.0,"volume":0.0,"delta":0.311,"gamma":0.0003,"vega":25.0442,"theta":-0.4478,"rho":20.7483,"theo":190.6051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.67,"last_trade_time":"2026-01-23T15:51:55","percent_change":0.0,"prev_day_close":196.849998474121},{"option":"SPX270319P07725000","bid":816.7,"bid_size":9.0,"ask":825.4,"ask_size":9.0,"iv":0.1481,"open_interest":0.0,"volume":0.0,"delta":-0.692,"gamma":0.0003,"vega":25.0442,"theta":-0.3782,"rho":-59.6971,"theo":821.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":806.900024414062},{"option":"SPX270319C07750000","bid":180.9,"bid_size":45.0,"ask":184.4,"ask_size":43.0,"iv":0.1475,"open_interest":736.0,"volume":0.0,"delta":0.3022,"gamma":0.0003,"vega":24.7454,"theta":-0.4398,"rho":20.1898,"theo":182.304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":180.06,"last_trade_time":"2026-02-17T09:36:55","percent_change":0.0,"prev_day_close":188.300003051758},{"option":"SPX270319P07750000","bid":832.3,"bid_size":9.0,"ask":841.2,"ask_size":9.0,"iv":0.1472,"open_interest":19.0,"volume":0.0,"delta":-0.7008,"gamma":0.0003,"vega":24.7454,"theta":-0.3676,"rho":-60.5142,"theo":837.2279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":760.33,"last_trade_time":"2026-02-10T12:15:09","percent_change":0.0,"prev_day_close":822.350006103516},{"option":"SPX270319C07800000","bid":165.1,"bid_size":47.0,"ask":168.5,"ask_size":45.0,"iv":0.1458,"open_interest":473.0,"volume":0.0,"delta":0.2848,"gamma":0.0003,"vega":24.1221,"theta":-0.4236,"rho":19.0966,"theo":166.5213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":191.9,"last_trade_time":"2026-02-06T14:03:47","percent_change":0.0,"prev_day_close":172.050003051758},{"option":"SPX270319P07800000","bid":864.3,"bid_size":3.0,"ask":873.4,"ask_size":3.0,"iv":0.1454,"open_interest":1.0,"volume":0.0,"delta":-0.7182,"gamma":0.0003,"vega":24.1221,"theta":-0.346,"rho":-62.1248,"theo":869.4374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":850.22,"last_trade_time":"2026-01-20T10:32:19","percent_change":0.0,"prev_day_close":854.049987792969},{"option":"SPX270319C07850000","bid":150.3,"bid_size":50.0,"ask":153.7,"ask_size":48.0,"iv":0.1441,"open_interest":650.0,"volume":7.0,"delta":0.2678,"gamma":0.0003,"vega":23.4539,"theta":-0.4069,"rho":18.0042,"theo":151.8079,"change":8.65,"open":162.99,"high":162.99,"low":159.3,"tick":"down","last_trade_price":159.4,"last_trade_time":"2026-02-18T14:17:34","percent_change":5.73798,"prev_day_close":156.899993896484},{"option":"SPX270319P07850000","bid":897.5,"bid_size":3.0,"ask":906.7,"ask_size":3.0,"iv":0.1438,"open_interest":0.0,"volume":0.0,"delta":-0.7352,"gamma":0.0003,"vega":23.4539,"theta":-0.3241,"rho":-63.7347,"theo":902.7162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":886.850006103516},{"option":"SPX270319C07900000","bid":136.4,"bid_size":52.0,"ask":140.0,"ask_size":52.0,"iv":0.1425,"open_interest":825.0,"volume":0.0,"delta":0.2512,"gamma":0.0003,"vega":22.7317,"theta":-0.39,"rho":16.9147,"theo":138.1442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.3,"last_trade_time":"2026-02-17T09:42:07","percent_change":0.0,"prev_day_close":142.799995422363},{"option":"SPX270319P07900000","bid":931.6,"bid_size":3.0,"ask":940.8,"ask_size":3.0,"iv":0.1421,"open_interest":16.0,"volume":0.0,"delta":-0.7518,"gamma":0.0003,"vega":22.7317,"theta":-0.3018,"rho":-65.3416,"theo":937.0445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":874.7,"last_trade_time":"2026-01-29T12:44:46","percent_change":0.0,"prev_day_close":919.699981689453},{"option":"SPX270319C07950000","bid":123.7,"bid_size":55.0,"ask":127.3,"ask_size":55.0,"iv":0.141,"open_interest":1481.0,"volume":0.0,"delta":0.2351,"gamma":0.0003,"vega":21.9773,"theta":-0.3728,"rho":15.87,"theo":125.4878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":158.6,"last_trade_time":"2026-02-12T09:40:05","percent_change":0.0,"prev_day_close":129.75},{"option":"SPX270319P07950000","bid":966.5,"bid_size":3.0,"ask":975.9,"ask_size":3.0,"iv":0.1405,"open_interest":0.0,"volume":0.0,"delta":-0.7678,"gamma":0.0003,"vega":21.9773,"theta":-0.2794,"rho":-66.9037,"theo":972.3803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":954.599975585938},{"option":"SPX270319C08000000","bid":112.1,"bid_size":58.0,"ask":115.5,"ask_size":57.0,"iv":0.1397,"open_interest":1027.0,"volume":200.0,"delta":0.2196,"gamma":0.0003,"vega":21.206,"theta":-0.3555,"rho":14.8627,"theo":113.7854,"change":10.19,"open":118.86,"high":123.42,"low":118.31,"tick":"down","last_trade_price":123.34,"last_trade_time":"2026-02-18T10:46:28","percent_change":9.00574,"prev_day_close":117.649997711182},{"option":"SPX270319P08000000","bid":1002.9,"bid_size":3.0,"ask":1012.7,"ask_size":3.0,"iv":0.1392,"open_interest":57.0,"volume":0.0,"delta":-0.7834,"gamma":0.0003,"vega":21.206,"theta":-0.2568,"rho":-68.4284,"theo":1008.67,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1036.53,"last_trade_time":"2026-02-17T12:49:44","percent_change":0.0,"prev_day_close":990.549987792969},{"option":"SPX270319C08050000","bid":101.9,"bid_size":62.0,"ask":104.8,"ask_size":63.0,"iv":0.1386,"open_interest":939.0,"volume":5.0,"delta":0.2046,"gamma":0.0003,"vega":20.4028,"theta":-0.3383,"rho":13.8658,"theo":103.003,"change":3.93,"open":103.28,"high":106.28,"low":103.28,"tick":"up","last_trade_price":106.28,"last_trade_time":"2026-02-18T15:45:13","percent_change":3.83977,"prev_day_close":106.549999237061},{"option":"SPX270319P08050000","bid":1039.8,"bid_size":3.0,"ask":1050.3,"ask_size":3.0,"iv":0.138,"open_interest":0.0,"volume":0.0,"delta":-0.7984,"gamma":0.0003,"vega":20.4028,"theta":-0.2343,"rho":-69.9427,"theo":1045.8798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":940.36,"last_trade_time":"2026-01-15T13:19:18","percent_change":0.0,"prev_day_close":1027.45001220703},{"option":"SPX270319C08100000","bid":92.1,"bid_size":67.0,"ask":94.9,"ask_size":67.0,"iv":0.1374,"open_interest":38.0,"volume":0.0,"delta":0.1902,"gamma":0.0003,"vega":19.5696,"theta":-0.3211,"rho":12.9058,"theo":93.1064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":96.82,"last_trade_time":"2026-02-13T11:29:56","percent_change":0.0,"prev_day_close":96.4000015258789},{"option":"SPX270319P08100000","bid":1077.8,"bid_size":3.0,"ask":1088.0,"ask_size":3.0,"iv":0.1366,"open_interest":1.0,"volume":0.0,"delta":-0.8128,"gamma":0.0003,"vega":19.5696,"theta":-0.2118,"rho":-71.4201,"theo":1083.9753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1020.06,"last_trade_time":"2026-01-29T12:47:15","percent_change":0.0,"prev_day_close":1065.25},{"option":"SPX270319C08200000","bid":74.9,"bid_size":77.0,"ask":77.6,"ask_size":80.0,"iv":0.1353,"open_interest":935.0,"volume":0.0,"delta":0.1634,"gamma":0.0003,"vega":17.8996,"theta":-0.2874,"rho":11.136,"theo":75.7587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":82.54,"last_trade_time":"2026-02-13T12:32:29","percent_change":0.0,"prev_day_close":78.5999984741211},{"option":"SPX270319P08200000","bid":1156.3,"bid_size":3.0,"ask":1166.8,"ask_size":3.0,"iv":0.1344,"open_interest":1.0,"volume":0.0,"delta":-0.8396,"gamma":0.0003,"vega":17.8996,"theta":-0.1676,"rho":-74.2248,"theo":1162.6118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1107.93,"last_trade_time":"2026-01-14T13:52:45","percent_change":0.0,"prev_day_close":1143.39996337891},{"option":"SPX270319C08300000","bid":60.5,"bid_size":87.0,"ask":63.2,"ask_size":91.0,"iv":0.1336,"open_interest":185.0,"volume":0.0,"delta":0.1394,"gamma":0.0002,"vega":16.2066,"theta":-0.2552,"rho":9.5154,"theo":61.3944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.9,"last_trade_time":"2026-02-11T10:08:14","percent_change":0.0,"prev_day_close":63.7999992370606},{"option":"SPX270319P08300000","bid":1237.9,"bid_size":3.0,"ask":1248.5,"ask_size":3.0,"iv":0.1326,"open_interest":0.0,"volume":0.0,"delta":-0.8636,"gamma":0.0002,"vega":16.2066,"theta":-0.1248,"rho":-76.8803,"theo":1244.2318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1224.70001220703},{"option":"SPX270319C08400000","bid":48.9,"bid_size":98.0,"ask":51.3,"ask_size":104.0,"iv":0.1321,"open_interest":195.0,"volume":0.0,"delta":0.1182,"gamma":0.0002,"vega":14.5765,"theta":-0.2251,"rho":8.0909,"theo":49.628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":66.33,"last_trade_time":"2026-02-10T13:31:06","percent_change":0.0,"prev_day_close":51.6999988555908},{"option":"SPX270319P08400000","bid":1321.8,"bid_size":2.0,"ask":1332.8,"ask_size":2.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.8848,"gamma":0.0002,"vega":14.5765,"theta":-0.0841,"rho":-79.3396,"theo":1328.4497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1307.95001220703},{"option":"SPX270319C08500000","bid":39.5,"bid_size":106.0,"ask":41.7,"ask_size":122.0,"iv":0.1311,"open_interest":1802.0,"volume":0.0,"delta":0.0998,"gamma":0.0002,"vega":13.0069,"theta":-0.1976,"rho":6.8446,"theo":40.106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.0,"last_trade_time":"2026-02-13T11:53:57","percent_change":0.0,"prev_day_close":41.8500003814697},{"option":"SPX270319P08500000","bid":1408.1,"bid_size":2.0,"ask":1419.3,"ask_size":2.0,"iv":0.1297,"open_interest":2.0,"volume":0.0,"delta":-0.9031,"gamma":0.0002,"vega":13.0069,"theta":-0.046,"rho":-81.6207,"theo":1414.912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1446.28,"last_trade_time":"2026-02-17T12:49:44","percent_change":0.0,"prev_day_close":1394.59997558594},{"option":"SPX270319C08600000","bid":31.6,"bid_size":126.0,"ask":34.0,"ask_size":139.0,"iv":0.1302,"open_interest":606.0,"volume":0.0,"delta":0.0841,"gamma":0.0002,"vega":11.5624,"theta":-0.1728,"rho":5.7719,"theo":32.4524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":35.06,"last_trade_time":"2026-02-13T11:29:56","percent_change":0.0,"prev_day_close":33.8999996185303},{"option":"SPX270319P08600000","bid":1496.3,"bid_size":2.0,"ask":1507.8,"ask_size":2.0,"iv":0.1288,"open_interest":0.0,"volume":0.0,"delta":-0.9189,"gamma":0.0002,"vega":11.5624,"theta":-0.0106,"rho":-83.7282,"theo":1503.2427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1482.54998779297},{"option":"SPX270319C08700000","bid":25.5,"bid_size":140.0,"ask":27.7,"ask_size":148.0,"iv":0.1296,"open_interest":106.0,"volume":0.0,"delta":0.0708,"gamma":0.0001,"vega":10.2279,"theta":-0.1509,"rho":4.8659,"theo":26.347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.62,"last_trade_time":"2026-02-13T12:32:29","percent_change":0.0,"prev_day_close":27.5},{"option":"SPX270319P08700000","bid":1586.2,"bid_size":2.0,"ask":1597.9,"ask_size":2.0,"iv":0.1282,"open_interest":0.0,"volume":0.0,"delta":-0.9322,"gamma":0.0001,"vega":10.2279,"theta":0.0,"rho":-85.6691,"theo":1593.1215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1572.20001220703},{"option":"SPX270319C08800000","bid":20.6,"bid_size":159.0,"ask":22.7,"ask_size":165.0,"iv":0.1294,"open_interest":431.0,"volume":0.0,"delta":0.0597,"gamma":0.0001,"vega":9.0376,"theta":-0.1317,"rho":4.0986,"theo":21.4797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.61,"last_trade_time":"2026-02-12T15:02:58","percent_change":0.0,"prev_day_close":22.4000005722046},{"option":"SPX270319P08800000","bid":1677.1,"bid_size":2.0,"ask":1689.1,"ask_size":2.0,"iv":0.1277,"open_interest":1.0,"volume":0.0,"delta":-0.9433,"gamma":0.0001,"vega":9.0376,"theta":0.0,"rho":-87.4712,"theo":1684.2385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1664.8,"last_trade_time":"2026-02-12T15:02:58","percent_change":0.0,"prev_day_close":1663.0},{"option":"SPX270319C09000000","bid":13.7,"bid_size":194.0,"ask":15.4,"ask_size":208.0,"iv":0.1295,"open_interest":649.0,"volume":1.0,"delta":0.0426,"gamma":0.0001,"vega":7.0261,"theta":-0.1005,"rho":2.9258,"theo":14.5047,"change":1.36,"open":15.86,"high":15.86,"low":15.86,"tick":"down","last_trade_price":15.86,"last_trade_time":"2026-02-18T10:46:49","percent_change":9.37931,"prev_day_close":15.0500001907349},{"option":"SPX270319P09000000","bid":1861.9,"bid_size":2.0,"ask":1874.4,"ask_size":2.0,"iv":0.1276,"open_interest":1.0,"volume":1.0,"delta":-0.9604,"gamma":0.0001,"vega":7.0261,"theta":0.0,"rho":-90.7137,"theo":1869.2321,"change":-53.65,"open":1820.85,"high":1820.85,"low":1820.85,"tick":"down","last_trade_price":1820.85,"last_trade_time":"2026-02-18T10:46:49","percent_change":-2.8621,"prev_day_close":1847.59997558594},{"option":"SPX270319C09200000","bid":9.3,"bid_size":226.0,"ask":10.7,"ask_size":194.0,"iv":0.1303,"open_interest":245.0,"volume":0.0,"delta":0.0306,"gamma":0.0001,"vega":5.4599,"theta":-0.0771,"rho":2.1074,"theo":9.9993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":14.2,"last_trade_time":"2026-02-10T11:11:41","percent_change":0.0,"prev_day_close":10.25},{"option":"SPX270319P09200000","bid":2048.8,"bid_size":2.0,"ask":2062.0,"ask_size":2.0,"iv":0.1275,"open_interest":0.0,"volume":0.0,"delta":-0.9723,"gamma":0.0001,"vega":5.4599,"theta":0.0,"rho":-93.6018,"theo":2056.6952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2035.0},{"option":"SPX270319C09400000","bid":6.4,"bid_size":204.0,"ask":7.6,"ask_size":261.0,"iv":0.1316,"open_interest":230.0,"volume":0.0,"delta":0.0223,"gamma":0.0001,"vega":4.2494,"theta":-0.0594,"rho":1.529,"theo":7.0125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.07,"last_trade_time":"2026-02-17T13:39:27","percent_change":0.0,"prev_day_close":7.15000009536743},{"option":"SPX270319P09400000","bid":2237.5,"bid_size":2.0,"ask":2251.0,"ask_size":2.0,"iv":0.1274,"open_interest":0.0,"volume":0.0,"delta":-0.9807,"gamma":0.0001,"vega":4.2494,"theta":0.0,"rho":-96.2499,"theo":2245.677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2224.04992675781},{"option":"SPX270319C09600000","bid":4.4,"bid_size":223.0,"ask":5.6,"ask_size":254.0,"iv":0.1332,"open_interest":86.0,"volume":2.0,"delta":0.0163,"gamma":0.0,"vega":3.3137,"theta":-0.046,"rho":1.117,"theo":4.9851,"change":0.31,"open":5.26,"high":5.26,"low":5.26,"tick":"no_change","last_trade_price":5.26,"last_trade_time":"2026-02-18T13:29:14","percent_change":6.26263,"prev_day_close":5.10000014305115},{"option":"SPX270319P09600000","bid":2427.4,"bid_size":2.0,"ask":2441.5,"ask_size":2.0,"iv":0.1286,"open_interest":0.0,"volume":0.0,"delta":-0.9867,"gamma":0.0,"vega":3.3137,"theta":0.0,"rho":-98.7315,"theo":2435.6181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2413.69995117188},{"option":"SPX270319C09800000","bid":3.0,"bid_size":244.0,"ask":4.2,"ask_size":286.0,"iv":0.1349,"open_interest":121.0,"volume":0.0,"delta":0.0121,"gamma":0.0,"vega":2.5902,"theta":-0.0357,"rho":0.8254,"theo":3.5898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.77,"last_trade_time":"2026-02-11T15:38:20","percent_change":0.0,"prev_day_close":3.60000002384186},{"option":"SPX270319P09800000","bid":2618.0,"bid_size":2.0,"ask":2632.8,"ask_size":2.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":-0.9909,"gamma":0.0,"vega":2.5902,"theta":0.0,"rho":-101.0928,"theo":2626.1913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2603.69995117188},{"option":"SPX270319C10000000","bid":2.1,"bid_size":261.0,"ask":3.2,"ask_size":312.0,"iv":0.1369,"open_interest":225.0,"volume":0.0,"delta":0.009,"gamma":0.0,"vega":2.0364,"theta":-0.028,"rho":0.615,"theo":2.6246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.54,"last_trade_time":"2026-02-11T14:47:56","percent_change":0.0,"prev_day_close":2.625},{"option":"SPX270319P10000000","bid":2808.6,"bid_size":2.0,"ask":2823.8,"ask_size":2.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.994,"gamma":0.0,"vega":2.0364,"theta":0.0,"rho":-103.3728,"theo":2817.1947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2795.09997558594},{"option":"SPX270319C10200000","bid":1.45,"bid_size":94.0,"ask":2.5,"ask_size":94.0,"iv":0.139,"open_interest":27.0,"volume":0.0,"delta":0.0068,"gamma":0.0,"vega":1.6151,"theta":-0.0221,"rho":0.4645,"theo":1.9541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.21,"last_trade_time":"2026-01-27T14:39:57","percent_change":0.0,"prev_day_close":1.95000004768372},{"option":"SPX270319P10200000","bid":2986.4,"bid_size":1.0,"ask":3025.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0,"vega":1.6151,"theta":0.0,"rho":-105.593,"theo":3008.4928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2985.94995117188},{"option":"SPX270319C10400000","bid":0.95,"bid_size":94.0,"ask":2.0,"ask_size":94.0,"iv":0.1409,"open_interest":7.0,"volume":0.0,"delta":0.0053,"gamma":0.0,"vega":1.2973,"theta":-0.0178,"rho":0.3581,"theo":1.4888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-13T09:40:40","percent_change":0.0,"prev_day_close":1.5},{"option":"SPX270319P10400000","bid":3178.0,"bid_size":1.0,"ask":3217.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":1.2973,"theta":0.0,"rho":-107.7691,"theo":3199.9959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3177.34997558594},{"option":"SPX270319C10600000","bid":0.65,"bid_size":94.0,"ask":1.75,"ask_size":94.0,"iv":0.1439,"open_interest":5.0,"volume":0.0,"delta":0.0042,"gamma":0.0,"vega":1.0585,"theta":-0.0146,"rho":0.2812,"theo":1.1635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.59,"last_trade_time":"2026-02-10T13:19:54","percent_change":0.0,"prev_day_close":1.20000001788139},{"option":"SPX270319P10600000","bid":3369.7,"bid_size":1.0,"ask":3408.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":1.0585,"theta":0.0,"rho":-109.9156,"theo":3391.6392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3369.05004882812},{"option":"SPX270319C10800000","bid":0.5,"bid_size":94.0,"ask":1.6,"ask_size":94.0,"iv":0.1478,"open_interest":2.0,"volume":0.0,"delta":0.0034,"gamma":0.0,"vega":0.8793,"theta":-0.0122,"rho":0.2264,"theo":0.935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-01-09T15:30:34","percent_change":0.0,"prev_day_close":1.00000002980232},{"option":"SPX270319P10800000","bid":3561.4,"bid_size":1.0,"ask":3600.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.8793,"theta":0.0,"rho":-112.0402,"theo":3583.3793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3560.65002441406},{"option":"SPX270319C11000000","bid":0.35,"bid_size":94.0,"ask":1.2,"ask_size":96.0,"iv":0.1492,"open_interest":7.0,"volume":0.0,"delta":0.0028,"gamma":0.0,"vega":0.7436,"theta":-0.0104,"rho":0.1867,"theo":0.7717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.01,"last_trade_time":"2026-02-11T14:50:12","percent_change":0.0,"prev_day_close":0.799999982118606},{"option":"SPX270319P11000000","bid":3753.3,"bid_size":1.0,"ask":3792.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.7436,"theta":0.0,"rho":-114.1495,"theo":3775.1845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3752.55004882812},{"option":"SPX270319C11200000","bid":0.25,"bid_size":94.0,"ask":1.1,"ask_size":96.0,"iv":0.1526,"open_interest":2.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.6403,"theta":-0.0091,"rho":0.1569,"theo":0.6534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-01-27T11:20:03","percent_change":0.0,"prev_day_close":0.700000017881394},{"option":"SPX270319P11200000","bid":3945.1,"bid_size":1.0,"ask":3984.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.6399,"theta":0.0,"rho":-116.2491,"theo":3967.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3944.44995117188},{"option":"SPX270319C11400000","bid":0.15,"bid_size":94.0,"ask":0.9,"ask_size":2.0,"iv":0.1545,"open_interest":3.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.5597,"theta":-0.0081,"rho":0.1346,"theo":0.5652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.88,"last_trade_time":"2026-01-30T11:04:54","percent_change":0.0,"prev_day_close":0.599999994039536},{"option":"SPX270319P11400000","bid":4137.0,"bid_size":1.0,"ask":4176.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.5594,"theta":0.0,"rho":-118.341,"theo":4158.9148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4136.2001953125},{"option":"SPX270319C11600000","bid":0.05,"bid_size":94.0,"ask":0.9,"ask_size":96.0,"iv":0.1581,"open_interest":0.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.4956,"theta":-0.0073,"rho":0.1176,"theo":0.4975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.49,"last_trade_time":"2026-02-06T15:10:15","percent_change":0.0,"prev_day_close":0.524999991059303},{"option":"SPX270319P11600000","bid":4329.0,"bid_size":1.0,"ask":4368.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4953,"theta":0.0,"rho":-120.4277,"theo":4350.8157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4328.05004882812},{"option":"SPX270319C11800000","bid":0.05,"bid_size":94.0,"ask":0.9,"ask_size":96.0,"iv":0.163,"open_interest":28.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.4432,"theta":-0.0067,"rho":0.1038,"theo":0.4439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-13T15:06:30","percent_change":0.0,"prev_day_close":0.474999994039536},{"option":"SPX270319P11800000","bid":4520.9,"bid_size":1.0,"ask":4560.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.4432,"theta":0.0,"rho":-122.5111,"theo":4542.7309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4520.15014648438},{"option":"SPX270617C00200000","bid":6562.0,"bid_size":1.0,"ask":6602.2,"ask_size":1.0,"iv":1.2876,"open_interest":69.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0246,"theta":0.0,"rho":3.2703,"theo":6578.8495,"change":45.14,"open":6619.39,"high":6619.39,"low":6619.39,"tick":"up","last_trade_price":6619.39,"last_trade_time":"2026-02-18T10:15:15","percent_change":0.686618,"prev_day_close":6601.15014648438},{"option":"SPX270617P00200000","bid":0.05,"bid_size":3.0,"ask":0.25,"ask_size":10.0,"iv":0.9538,"open_interest":258.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0246,"theta":-0.0022,"rho":-0.0091,"theo":0.171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:14:07","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPX270617C00400000","bid":6372.0,"bid_size":1.0,"ask":6412.2,"ask_size":1.0,"iv":1.021,"open_interest":11.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0615,"theta":0.0,"rho":5.7811,"theo":6388.799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6489.4,"last_trade_time":"2026-02-09T10:41:07","percent_change":0.0,"prev_day_close":6410.9501953125},{"option":"SPX270617P00400000","bid":0.05,"bid_size":84.0,"ask":0.75,"ask_size":94.0,"iv":0.8188,"open_interest":470.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0615,"theta":-0.0048,"rho":-0.0231,"theo":0.3931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-01-16T11:41:47","percent_change":0.0,"prev_day_close":0.199999997392297},{"option":"SPX270617C00600000","bid":6183.0,"bid_size":1.0,"ask":6222.2,"ask_size":1.0,"iv":0.888,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1164,"theta":0.0,"rho":8.2841,"theo":6198.8526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5718.8,"last_trade_time":"2025-07-30T09:30:11","percent_change":0.0,"prev_day_close":6221.15014648438},{"option":"SPX270617P00600000","bid":0.15,"bid_size":84.0,"ask":1.3,"ask_size":84.0,"iv":0.7355,"open_interest":230.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.1164,"theta":-0.0081,"rho":-0.045,"theo":0.7192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-01-15T14:14:43","percent_change":0.0,"prev_day_close":0.700000002980232},{"option":"SPX270617C00800000","bid":5992.3,"bid_size":1.0,"ask":6032.5,"ask_size":1.0,"iv":0.782,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1969,"theta":0.0,"rho":10.7753,"theo":6009.0672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6031.19995117188},{"option":"SPX270617P00800000","bid":0.7,"bid_size":84.0,"ask":1.35,"ask_size":2.0,"iv":0.6685,"open_interest":74.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.1968,"theta":-0.0127,"rho":-0.0786,"theo":1.2061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.3,"last_trade_time":"2026-02-17T09:55:24","percent_change":0.0,"prev_day_close":1.15000000596046},{"option":"SPX270617C01000000","bid":5808.4,"bid_size":2.0,"ask":5835.5,"ask_size":2.0,"iv":0.6972,"open_interest":4.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.3115,"theta":0.0,"rho":13.2501,"theo":5819.5083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5605.6,"last_trade_time":"2025-11-18T11:44:52","percent_change":0.0,"prev_day_close":5841.19995117188},{"option":"SPX270617P01000000","bid":1.5,"bid_size":355.0,"ask":2.6,"ask_size":347.0,"iv":0.6414,"open_interest":192.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.3115,"theta":-0.0189,"rho":-0.1287,"theo":1.9202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.25,"last_trade_time":"2026-02-13T09:42:05","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPX270617C01200000","bid":5619.6,"bid_size":2.0,"ask":5645.9,"ask_size":2.0,"iv":0.6489,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.4653,"theta":0.0,"rho":15.7046,"theo":5630.2356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5419.2,"last_trade_time":"2025-11-18T11:44:51","percent_change":0.0,"prev_day_close":5651.5},{"option":"SPX270617P01200000","bid":2.55,"bid_size":343.0,"ask":3.6,"ask_size":283.0,"iv":0.6074,"open_interest":2225.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.4651,"theta":-0.0269,"rho":-0.1989,"theo":2.9186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-13T09:42:05","percent_change":0.0,"prev_day_close":3.02499997615814},{"option":"SPX270617C01400000","bid":5430.9,"bid_size":2.0,"ask":5456.5,"ask_size":2.0,"iv":0.6082,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.6639,"theta":0.0,"rho":18.1341,"theo":5441.2923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5462.35009765625},{"option":"SPX270617P01400000","bid":3.9,"bid_size":310.0,"ask":5.0,"ask_size":289.0,"iv":0.579,"open_interest":262.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.6636,"theta":-0.0366,"rho":-0.2943,"theo":4.247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.7,"last_trade_time":"2026-01-27T14:39:36","percent_change":0.0,"prev_day_close":4.34999990463257},{"option":"SPX270617C01600000","bid":5242.7,"bid_size":2.0,"ask":5267.7,"ask_size":2.0,"iv":0.5765,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.9087,"theta":0.0,"rho":20.5373,"theo":5252.7023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5274.44995117188},{"option":"SPX270617P01600000","bid":5.7,"bid_size":270.0,"ask":6.7,"ask_size":281.0,"iv":0.5542,"open_interest":347.0,"volume":0.0,"delta":-0.0038,"gamma":0.0,"vega":0.9082,"theta":-0.0481,"rho":-0.4159,"theo":5.9287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-01-22T11:41:25","percent_change":0.0,"prev_day_close":6.05000019073486},{"option":"SPX270617C01800000","bid":5054.8,"bid_size":2.0,"ask":5079.2,"ask_size":2.0,"iv":0.5484,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":1.1987,"theta":0.0,"rho":22.9107,"theo":5064.4813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5086.94995117188},{"option":"SPX270617P01800000","bid":7.8,"bid_size":233.0,"ask":8.8,"ask_size":278.0,"iv":0.5311,"open_interest":105.0,"volume":0.0,"delta":-0.0052,"gamma":0.0,"vega":1.1987,"theta":-0.0611,"rho":-0.5676,"theo":7.9835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":7.4,"last_trade_time":"2026-02-03T12:09:29","percent_change":0.0,"prev_day_close":8.0},{"option":"SPX270617C02000000","bid":4867.4,"bid_size":2.0,"ask":4891.1,"ask_size":2.0,"iv":0.5238,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":1.537,"theta":0.0,"rho":25.2542,"theo":4876.6259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4898.75},{"option":"SPX270617P02000000","bid":10.0,"bid_size":230.0,"ask":11.0,"ask_size":246.0,"iv":0.5079,"open_interest":434.0,"volume":0.0,"delta":-0.0069,"gamma":0.0,"vega":1.5367,"theta":-0.0752,"rho":-0.7488,"theo":10.3989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-05T11:22:52","percent_change":0.0,"prev_day_close":10.1999998092651},{"option":"SPX270617C02200000","bid":4680.1,"bid_size":2.0,"ask":4702.6,"ask_size":2.0,"iv":0.4985,"open_interest":7.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":1.9196,"theta":0.0,"rho":27.564,"theo":4689.1396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4492.4,"last_trade_time":"2025-11-18T11:44:51","percent_change":0.0,"prev_day_close":4710.80004882812},{"option":"SPX270617P02200000","bid":12.6,"bid_size":224.0,"ask":13.7,"ask_size":236.0,"iv":0.4869,"open_interest":174.0,"volume":0.0,"delta":-0.0089,"gamma":0.0,"vega":1.9192,"theta":-0.0905,"rho":-0.9638,"theo":13.1839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.8,"last_trade_time":"2026-02-13T14:19:24","percent_change":0.0,"prev_day_close":12.8000001907349},{"option":"SPX270617C02400000","bid":4493.2,"bid_size":2.0,"ask":4515.2,"ask_size":2.0,"iv":0.4772,"open_interest":0.0,"volume":0.0,"delta":0.9925,"gamma":0.0,"vega":2.3482,"theta":0.0,"rho":29.8425,"theo":4502.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4523.44995117188},{"option":"SPX270617P02400000","bid":15.7,"bid_size":205.0,"ask":16.8,"ask_size":226.0,"iv":0.4675,"open_interest":610.0,"volume":0.0,"delta":-0.0112,"gamma":0.0,"vega":2.3478,"theta":-0.1065,"rho":-1.2101,"theo":16.3292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.9,"last_trade_time":"2026-02-04T12:17:22","percent_change":0.0,"prev_day_close":15.8000001907349},{"option":"SPX270617C02500000","bid":4399.5,"bid_size":2.0,"ask":4421.8,"ask_size":2.0,"iv":0.4666,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":2.5827,"theta":0.0,"rho":30.9664,"theo":4408.5861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4429.60009765625},{"option":"SPX270617P02500000","bid":17.4,"bid_size":196.0,"ask":18.5,"ask_size":221.0,"iv":0.4582,"open_interest":3.0,"volume":0.0,"delta":-0.0125,"gamma":0.0,"vega":2.5825,"theta":-0.1148,"rho":-1.3489,"theo":18.0409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.97,"last_trade_time":"2026-02-12T13:17:12","percent_change":0.0,"prev_day_close":17.5},{"option":"SPX270617C02600000","bid":4306.3,"bid_size":2.0,"ask":4328.3,"ask_size":2.0,"iv":0.4566,"open_interest":0.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":2.8273,"theta":0.0,"rho":32.0806,"theo":4315.2539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4336.10009765625},{"option":"SPX270617P02600000","bid":19.1,"bid_size":196.0,"ask":20.3,"ask_size":250.0,"iv":0.4488,"open_interest":9.0,"volume":0.0,"delta":-0.0139,"gamma":0.0,"vega":2.8271,"theta":-0.1232,"rho":-1.4971,"theo":19.8448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.85,"last_trade_time":"2026-02-04T15:44:08","percent_change":0.0,"prev_day_close":19.25},{"option":"SPX270617C02700000","bid":4213.2,"bid_size":2.0,"ask":4234.6,"ask_size":2.0,"iv":0.4465,"open_interest":0.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":3.0815,"theta":0.0,"rho":33.1865,"theo":4222.0174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4242.75},{"option":"SPX270617P02700000","bid":21.0,"bid_size":189.0,"ask":22.3,"ask_size":252.0,"iv":0.44,"open_interest":59.0,"volume":0.0,"delta":-0.0154,"gamma":0.0,"vega":3.0815,"theta":-0.1318,"rho":-1.6537,"theo":21.7462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.61,"last_trade_time":"2026-02-04T15:44:08","percent_change":0.0,"prev_day_close":21.0499992370605},{"option":"SPX270617C02800000","bid":4120.2,"bid_size":2.0,"ask":4141.3,"ask_size":2.0,"iv":0.4371,"open_interest":0.0,"volume":0.0,"delta":0.9868,"gamma":0.0,"vega":3.3483,"theta":0.0,"rho":34.2834,"theo":4128.8778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4148.9501953125},{"option":"SPX270617P02800000","bid":23.0,"bid_size":182.0,"ask":24.3,"ask_size":244.0,"iv":0.4311,"open_interest":208.0,"volume":0.0,"delta":-0.017,"gamma":0.0,"vega":3.3483,"theta":-0.1405,"rho":-1.8192,"theo":23.743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.1,"last_trade_time":"2026-02-09T13:46:14","percent_change":0.0,"prev_day_close":23.0499992370605},{"option":"SPX270617C02900000","bid":4027.5,"bid_size":2.0,"ask":4048.2,"ask_size":2.0,"iv":0.4284,"open_interest":0.0,"volume":0.0,"delta":0.9851,"gamma":0.0,"vega":3.631,"theta":0.0,"rho":35.3686,"theo":4035.8399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4055.84997558594},{"option":"SPX270617P02900000","bid":25.1,"bid_size":177.0,"ask":26.4,"ask_size":237.0,"iv":0.4225,"open_interest":695.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":3.6308,"theta":-0.1493,"rho":-1.9964,"theo":25.8392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.17,"last_trade_time":"2026-02-02T14:53:41","percent_change":0.0,"prev_day_close":25.0999994277954},{"option":"SPX270617C03000000","bid":3934.7,"bid_size":2.0,"ask":3955.1,"ask_size":2.0,"iv":0.4193,"open_interest":0.0,"volume":0.0,"delta":0.9833,"gamma":0.0,"vega":3.9298,"theta":0.0,"rho":36.4398,"theo":3942.9124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3963.34997558594},{"option":"SPX270617P03000000","bid":27.3,"bid_size":173.0,"ask":28.7,"ask_size":234.0,"iv":0.414,"open_interest":78.0,"volume":0.0,"delta":-0.0205,"gamma":0.0,"vega":3.9298,"theta":-0.1582,"rho":-2.1878,"theo":28.0501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.3,"last_trade_time":"2026-02-04T16:02:06","percent_change":0.0,"prev_day_close":27.3000001907349},{"option":"SPX270617C03100000","bid":3840.1,"bid_size":2.0,"ask":3860.1,"ask_size":2.0,"iv":0.4057,"open_interest":0.0,"volume":0.0,"delta":0.9814,"gamma":0.0,"vega":4.2418,"theta":0.0,"rho":37.4973,"theo":3850.1056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3870.40002441406},{"option":"SPX270617P03100000","bid":29.6,"bid_size":170.0,"ask":31.1,"ask_size":226.0,"iv":0.4057,"open_interest":106.0,"volume":0.0,"delta":-0.0224,"gamma":0.0,"vega":4.2418,"theta":-0.1674,"rho":-2.3927,"theo":30.3797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.01,"last_trade_time":"2026-01-09T09:31:33","percent_change":0.0,"prev_day_close":29.5999994277954},{"option":"SPX270617C03200000","bid":3747.6,"bid_size":2.0,"ask":3767.3,"ask_size":2.0,"iv":0.3976,"open_interest":2.0,"volume":1.0,"delta":0.9793,"gamma":0.0,"vega":4.5658,"theta":0.0,"rho":38.5424,"theo":3757.4296,"change":47.54,"open":3797.44,"high":3797.44,"low":3797.44,"tick":"up","last_trade_price":3797.44,"last_trade_time":"2026-02-18T10:15:15","percent_change":1.26777,"prev_day_close":3777.70007324219},{"option":"SPX270617P03200000","bid":32.0,"bid_size":170.0,"ask":33.6,"ask_size":222.0,"iv":0.3974,"open_interest":42.0,"volume":1.0,"delta":-0.0245,"gamma":0.0,"vega":4.5658,"theta":-0.1767,"rho":-2.61,"theo":32.8399,"change":-1.0,"open":31.1,"high":31.1,"low":31.1,"tick":"up","last_trade_price":31.1,"last_trade_time":"2026-02-18T10:15:15","percent_change":-3.11527,"prev_day_close":32.0499992370606},{"option":"SPX270617C03300000","bid":3655.2,"bid_size":2.0,"ask":3674.7,"ask_size":2.0,"iv":0.3895,"open_interest":0.0,"volume":0.0,"delta":0.9771,"gamma":0.0,"vega":4.9044,"theta":0.0,"rho":39.5751,"theo":3664.8945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3685.15002441406},{"option":"SPX270617P03300000","bid":34.6,"bid_size":164.0,"ask":36.2,"ask_size":209.0,"iv":0.3893,"open_interest":52.0,"volume":0.0,"delta":-0.0267,"gamma":0.0,"vega":4.9044,"theta":-0.1861,"rho":-2.8397,"theo":35.4411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.9,"last_trade_time":"2026-02-09T15:50:51","percent_change":0.0,"prev_day_close":34.6000003814697},{"option":"SPX270617C03400000","bid":3563.1,"bid_size":2.0,"ask":3582.2,"ask_size":2.0,"iv":0.3818,"open_interest":9.0,"volume":0.0,"delta":0.9747,"gamma":0.0,"vega":5.2628,"theta":0.0,"rho":40.592,"theo":3572.5137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3672.45,"last_trade_time":"2026-02-09T10:41:07","percent_change":0.0,"prev_day_close":3592.75},{"option":"SPX270617P03400000","bid":37.3,"bid_size":164.0,"ask":39.0,"ask_size":204.0,"iv":0.3815,"open_interest":363.0,"volume":0.0,"delta":-0.0291,"gamma":0.0,"vega":5.2628,"theta":-0.1958,"rho":-3.0853,"theo":38.1966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":37.5,"last_trade_time":"2026-02-17T15:52:58","percent_change":0.0,"prev_day_close":37.2999992370606},{"option":"SPX270617C03500000","bid":3471.1,"bid_size":2.0,"ask":3491.6,"ask_size":2.0,"iv":0.3757,"open_interest":3.0,"volume":0.0,"delta":0.9722,"gamma":0.0,"vega":5.6438,"theta":0.0,"rho":41.5885,"theo":3480.3062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3455.0,"last_trade_time":"2026-02-17T12:21:11","percent_change":0.0,"prev_day_close":3500.55004882812},{"option":"SPX270617P03500000","bid":40.2,"bid_size":161.0,"ask":42.0,"ask_size":216.0,"iv":0.3737,"open_interest":400.0,"volume":0.0,"delta":-0.0316,"gamma":0.0,"vega":5.6438,"theta":-0.2057,"rho":-3.3512,"theo":41.1255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":42.0,"last_trade_time":"2026-02-05T10:16:06","percent_change":0.0,"prev_day_close":40.25},{"option":"SPX270617C03600000","bid":3379.2,"bid_size":2.0,"ask":3399.4,"ask_size":2.0,"iv":0.3679,"open_interest":0.0,"volume":0.0,"delta":0.9694,"gamma":0.0,"vega":6.0459,"theta":0.0,"rho":42.5625,"theo":3388.2952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3408.45007324219},{"option":"SPX270617P03600000","bid":43.3,"bid_size":158.0,"ask":45.3,"ask_size":233.0,"iv":0.3663,"open_interest":93.0,"volume":0.0,"delta":-0.0343,"gamma":0.0,"vega":6.0459,"theta":-0.2159,"rho":-3.6396,"theo":44.2508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":39.9,"last_trade_time":"2026-01-05T10:00:36","percent_change":0.0,"prev_day_close":43.2999992370606},{"option":"SPX270617C03650000","bid":3333.4,"bid_size":2.0,"ask":3351.8,"ask_size":2.0,"iv":0.3629,"open_interest":0.0,"volume":0.0,"delta":0.968,"gamma":0.0,"vega":6.2537,"theta":0.0,"rho":43.0414,"theo":3342.371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3362.5},{"option":"SPX270617P03650000","bid":44.9,"bid_size":158.0,"ask":46.9,"ask_size":229.0,"iv":0.3625,"open_interest":100.0,"volume":0.0,"delta":-0.0358,"gamma":0.0,"vega":6.2537,"theta":-0.2211,"rho":-3.792,"theo":45.8947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.88,"last_trade_time":"2026-02-10T12:16:35","percent_change":0.0,"prev_day_close":44.9499988555908},{"option":"SPX270617C03700000","bid":3287.6,"bid_size":2.0,"ask":3307.5,"ask_size":2.0,"iv":0.3605,"open_interest":0.0,"volume":0.0,"delta":0.9665,"gamma":0.0,"vega":6.4659,"theta":0.0,"rho":43.515,"theo":3296.5048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3316.54992675781},{"option":"SPX270617P03700000","bid":46.6,"bid_size":155.0,"ask":48.7,"ask_size":223.0,"iv":0.3589,"open_interest":314.0,"volume":0.0,"delta":-0.0373,"gamma":0.0,"vega":6.4659,"theta":-0.2264,"rho":-3.9495,"theo":47.5966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.4,"last_trade_time":"2026-02-04T15:33:20","percent_change":0.0,"prev_day_close":46.6499996185303},{"option":"SPX270617C03750000","bid":3241.9,"bid_size":2.0,"ask":3260.0,"ask_size":2.0,"iv":0.3556,"open_interest":0.0,"volume":0.0,"delta":0.9649,"gamma":0.0,"vega":6.6826,"theta":0.0,"rho":43.9838,"theo":3250.6995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3270.69995117188},{"option":"SPX270617P03750000","bid":48.4,"bid_size":151.0,"ask":50.5,"ask_size":216.0,"iv":0.3554,"open_interest":131.0,"volume":0.0,"delta":-0.0388,"gamma":0.0,"vega":6.6826,"theta":-0.2317,"rho":-4.112,"theo":49.3594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.8,"last_trade_time":"2026-02-12T14:48:16","percent_change":0.0,"prev_day_close":48.3500003814697},{"option":"SPX270617C03800000","bid":3196.3,"bid_size":2.0,"ask":3214.1,"ask_size":2.0,"iv":0.352,"open_interest":1.0,"volume":0.0,"delta":0.9633,"gamma":0.0,"vega":6.9046,"theta":0.0,"rho":44.4473,"theo":3204.9578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2909.6,"last_trade_time":"2025-08-28T12:24:00","percent_change":0.0,"prev_day_close":3224.90002441406},{"option":"SPX270617P03800000","bid":50.2,"bid_size":145.0,"ask":52.2,"ask_size":189.0,"iv":0.3517,"open_interest":370.0,"volume":0.0,"delta":-0.0405,"gamma":0.0,"vega":6.9046,"theta":-0.2371,"rho":-4.2797,"theo":51.1859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.42,"last_trade_time":"2026-02-12T13:17:12","percent_change":0.0,"prev_day_close":50.1499996185303},{"option":"SPX270617C03850000","bid":3150.7,"bid_size":2.0,"ask":3168.4,"ask_size":2.0,"iv":0.3486,"open_interest":0.0,"volume":0.0,"delta":0.9616,"gamma":0.0,"vega":7.1327,"theta":0.0,"rho":44.9051,"theo":3159.2829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3179.25},{"option":"SPX270617P03850000","bid":52.1,"bid_size":179.0,"ask":54.3,"ask_size":204.0,"iv":0.3483,"open_interest":266.0,"volume":0.0,"delta":-0.0421,"gamma":0.0,"vega":7.1327,"theta":-0.2427,"rho":-4.4532,"theo":53.0792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.4,"last_trade_time":"2025-12-11T13:30:30","percent_change":0.0,"prev_day_close":52.0500011444092},{"option":"SPX270617C03900000","bid":3105.2,"bid_size":2.0,"ask":3122.7,"ask_size":2.0,"iv":0.3451,"open_interest":0.0,"volume":0.0,"delta":0.9599,"gamma":0.0,"vega":7.368,"theta":0.0,"rho":45.3562,"theo":3113.6783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3133.65002441406},{"option":"SPX270617P03900000","bid":54.0,"bid_size":173.0,"ask":56.2,"ask_size":177.0,"iv":0.3448,"open_interest":30.0,"volume":0.0,"delta":-0.0439,"gamma":0.0,"vega":7.368,"theta":-0.2483,"rho":-4.6333,"theo":55.0427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.3,"last_trade_time":"2026-02-13T14:52:30","percent_change":0.0,"prev_day_close":53.9499988555908},{"option":"SPX270617C03950000","bid":3059.8,"bid_size":2.0,"ask":3077.2,"ask_size":2.0,"iv":0.3418,"open_interest":0.0,"volume":0.0,"delta":0.9581,"gamma":0.0,"vega":7.6112,"theta":0.0,"rho":45.7996,"theo":3068.1478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3088.04992675781},{"option":"SPX270617P03950000","bid":56.0,"bid_size":171.0,"ask":58.1,"ask_size":173.0,"iv":0.3412,"open_interest":79.0,"volume":0.0,"delta":-0.0457,"gamma":0.0,"vega":7.6112,"theta":-0.254,"rho":-4.8211,"theo":57.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":50.12,"last_trade_time":"2026-02-02T14:57:53","percent_change":0.0,"prev_day_close":56.0},{"option":"SPX270617C04000000","bid":3014.4,"bid_size":2.0,"ask":3031.7,"ask_size":2.0,"iv":0.3384,"open_interest":8.0,"volume":0.0,"delta":0.9562,"gamma":0.0,"vega":7.8624,"theta":0.0,"rho":46.2344,"theo":3022.6959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3083.83,"last_trade_time":"2026-01-06T09:32:14","percent_change":0.0,"prev_day_close":3042.59997558594},{"option":"SPX270617P04000000","bid":58.1,"bid_size":166.0,"ask":60.2,"ask_size":167.0,"iv":0.3378,"open_interest":4092.0,"volume":0.0,"delta":-0.0476,"gamma":0.0,"vega":7.8624,"theta":-0.2598,"rho":-5.0175,"theo":59.1966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":60.9,"last_trade_time":"2026-02-13T15:24:14","percent_change":0.0,"prev_day_close":58.1000003814697},{"option":"SPX270617C04050000","bid":2969.1,"bid_size":2.0,"ask":2986.2,"ask_size":2.0,"iv":0.335,"open_interest":0.0,"volume":0.0,"delta":0.9542,"gamma":0.0,"vega":8.1215,"theta":0.0,"rho":46.6601,"theo":2977.3272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2997.25},{"option":"SPX270617P04050000","bid":60.3,"bid_size":162.0,"ask":62.7,"ask_size":165.0,"iv":0.3347,"open_interest":122.0,"volume":0.0,"delta":-0.0495,"gamma":0.0,"vega":8.1215,"theta":-0.2657,"rho":-5.223,"theo":61.3961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.0,"last_trade_time":"2026-02-13T16:05:25","percent_change":0.0,"prev_day_close":60.25},{"option":"SPX270617C04100000","bid":2924.0,"bid_size":2.0,"ask":2940.9,"ask_size":2.0,"iv":0.3318,"open_interest":2.0,"volume":0.0,"delta":0.9522,"gamma":0.0,"vega":8.3875,"theta":0.0,"rho":47.0764,"theo":2932.0466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2918.42,"last_trade_time":"2026-02-05T09:37:30","percent_change":0.0,"prev_day_close":2951.90002441406},{"option":"SPX270617P04100000","bid":62.6,"bid_size":156.0,"ask":64.8,"ask_size":159.0,"iv":0.3313,"open_interest":135.0,"volume":0.0,"delta":-0.0516,"gamma":0.0,"vega":8.3875,"theta":-0.2717,"rho":-5.438,"theo":63.6836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.8,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":62.5},{"option":"SPX270617C04150000","bid":2878.9,"bid_size":2.0,"ask":2895.7,"ask_size":2.0,"iv":0.3286,"open_interest":0.0,"volume":0.0,"delta":0.9501,"gamma":0.0,"vega":8.6597,"theta":0.0,"rho":47.4838,"theo":2886.8588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2906.65002441406},{"option":"SPX270617P04150000","bid":65.0,"bid_size":158.0,"ask":67.2,"ask_size":153.0,"iv":0.3281,"open_interest":120.0,"volume":0.0,"delta":-0.0537,"gamma":0.0,"vega":8.6597,"theta":-0.2778,"rho":-5.6618,"theo":66.0639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":68.27,"last_trade_time":"2026-02-13T15:17:59","percent_change":0.0,"prev_day_close":64.9000015258789},{"option":"SPX270617C04200000","bid":2833.7,"bid_size":2.0,"ask":2850.3,"ask_size":2.0,"iv":0.3252,"open_interest":0.0,"volume":0.0,"delta":0.9479,"gamma":0.0,"vega":8.9374,"theta":0.0,"rho":47.8827,"theo":2841.768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2861.5},{"option":"SPX270617P04200000","bid":67.5,"bid_size":150.0,"ask":69.7,"ask_size":166.0,"iv":0.325,"open_interest":310.0,"volume":0.0,"delta":-0.0559,"gamma":0.0,"vega":8.9374,"theta":-0.284,"rho":-5.8941,"theo":68.5413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.6,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":67.2999992370606},{"option":"SPX270617C04225000","bid":2811.4,"bid_size":2.0,"ask":2828.0,"ask_size":2.0,"iv":0.3238,"open_interest":1.0,"volume":0.0,"delta":0.9467,"gamma":0.0,"vega":9.0783,"theta":0.0,"rho":48.0792,"theo":2819.2602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2405.21,"last_trade_time":"2025-08-20T10:54:53","percent_change":0.0,"prev_day_close":2838.40002441406},{"option":"SPX270617P04225000","bid":68.7,"bid_size":109.0,"ask":71.4,"ask_size":125.0,"iv":0.3236,"open_interest":38.0,"volume":0.0,"delta":-0.057,"gamma":0.0,"vega":9.0783,"theta":-0.2871,"rho":-6.0131,"theo":69.8176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.8,"last_trade_time":"2026-02-12T15:54:20","percent_change":0.0,"prev_day_close":68.5999984741211},{"option":"SPX270617C04250000","bid":2788.9,"bid_size":2.0,"ask":2805.5,"ask_size":2.0,"iv":0.3222,"open_interest":0.0,"volume":0.0,"delta":0.9456,"gamma":0.0,"vega":9.2206,"theta":-0.0049,"rho":48.2739,"theo":2796.7781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2816.5},{"option":"SPX270617P04250000","bid":70.0,"bid_size":147.0,"ask":72.3,"ask_size":148.0,"iv":0.3218,"open_interest":27.0,"volume":0.0,"delta":-0.0582,"gamma":0.0,"vega":9.2206,"theta":-0.2903,"rho":-6.1342,"theo":71.1195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":70.3,"last_trade_time":"2026-02-13T12:49:08","percent_change":0.0,"prev_day_close":69.8500022888184},{"option":"SPX270617C04275000","bid":2766.5,"bid_size":2.0,"ask":2782.9,"ask_size":2.0,"iv":0.3206,"open_interest":0.0,"volume":0.0,"delta":0.9444,"gamma":0.0,"vega":9.3644,"theta":-0.0106,"rho":48.4665,"theo":2774.3222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2793.15002441406},{"option":"SPX270617P04275000","bid":71.4,"bid_size":103.0,"ask":74.1,"ask_size":121.0,"iv":0.3205,"open_interest":30.0,"volume":0.0,"delta":-0.0594,"gamma":0.0,"vega":9.3644,"theta":-0.2935,"rho":-6.2571,"theo":72.4477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":74.5,"last_trade_time":"2026-02-12T15:54:20","percent_change":0.0,"prev_day_close":71.2000007629394},{"option":"SPX270617C04300000","bid":2744.1,"bid_size":2.0,"ask":2760.5,"ask_size":2.0,"iv":0.3191,"open_interest":0.0,"volume":0.0,"delta":0.9432,"gamma":0.0,"vega":9.5099,"theta":-0.0163,"rho":48.6571,"theo":2751.8928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2771.55004882812},{"option":"SPX270617P04300000","bid":72.7,"bid_size":143.0,"ask":75.2,"ask_size":145.0,"iv":0.3188,"open_interest":667.0,"volume":0.0,"delta":-0.0606,"gamma":0.0,"vega":9.5099,"theta":-0.2967,"rho":-6.3821,"theo":73.8024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.55,"last_trade_time":"2026-02-05T10:15:16","percent_change":0.0,"prev_day_close":72.5},{"option":"SPX270617C04325000","bid":2721.9,"bid_size":2.0,"ask":2737.8,"ask_size":2.0,"iv":0.3175,"open_interest":2.0,"volume":0.0,"delta":0.942,"gamma":0.0,"vega":9.6572,"theta":-0.022,"rho":48.8456,"theo":2729.4906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2294.85,"last_trade_time":"2025-08-07T13:37:35","percent_change":0.0,"prev_day_close":2748.5},{"option":"SPX270617P04325000","bid":74.1,"bid_size":100.0,"ask":76.8,"ask_size":115.0,"iv":0.3174,"open_interest":82.0,"volume":0.0,"delta":-0.0618,"gamma":0.0,"vega":9.6572,"theta":-0.3,"rho":-6.5092,"theo":75.1843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":70.4,"last_trade_time":"2025-12-22T15:47:07","percent_change":0.0,"prev_day_close":73.8500022888184},{"option":"SPX270617C04350000","bid":2699.4,"bid_size":2.0,"ask":2715.6,"ask_size":2.0,"iv":0.316,"open_interest":0.0,"volume":0.0,"delta":0.9407,"gamma":0.0,"vega":9.8066,"theta":-0.0278,"rho":49.0318,"theo":2707.116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2726.75},{"option":"SPX270617P04350000","bid":75.5,"bid_size":139.0,"ask":77.8,"ask_size":141.0,"iv":0.3157,"open_interest":53.0,"volume":0.0,"delta":-0.0631,"gamma":0.0,"vega":9.8066,"theta":-0.3032,"rho":-6.6386,"theo":76.5937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.7,"last_trade_time":"2025-12-11T13:33:29","percent_change":0.0,"prev_day_close":75.25},{"option":"SPX270617C04375000","bid":2677.1,"bid_size":2.0,"ask":2693.2,"ask_size":2.0,"iv":0.3145,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0,"vega":9.9581,"theta":-0.0336,"rho":49.2156,"theo":2684.7695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2705.25},{"option":"SPX270617P04375000","bid":76.9,"bid_size":97.0,"ask":79.7,"ask_size":112.0,"iv":0.3144,"open_interest":110.0,"volume":0.0,"delta":-0.0643,"gamma":0.0,"vega":9.9581,"theta":-0.3065,"rho":-6.7705,"theo":78.0313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.4,"last_trade_time":"2025-12-11T13:30:37","percent_change":0.0,"prev_day_close":76.6499977111816},{"option":"SPX270617C04400000","bid":2654.8,"bid_size":2.0,"ask":2670.9,"ask_size":2.0,"iv":0.313,"open_interest":0.0,"volume":0.0,"delta":0.9381,"gamma":0.0,"vega":10.112,"theta":-0.0394,"rho":49.3966,"theo":2662.4517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2682.0},{"option":"SPX270617P04400000","bid":78.4,"bid_size":139.0,"ask":80.7,"ask_size":139.0,"iv":0.3127,"open_interest":452.0,"volume":0.0,"delta":-0.0656,"gamma":0.0,"vega":10.112,"theta":-0.3098,"rho":-6.9051,"theo":79.4976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":71.9,"last_trade_time":"2026-01-13T14:29:16","percent_change":0.0,"prev_day_close":78.0999984741211},{"option":"SPX270617C04425000","bid":2632.5,"bid_size":2.0,"ask":2648.5,"ask_size":2.0,"iv":0.3115,"open_interest":0.0,"volume":0.0,"delta":0.9368,"gamma":0.0,"vega":10.2683,"theta":-0.0452,"rho":49.5747,"theo":2640.1633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2659.04992675781},{"option":"SPX270617P04425000","bid":79.9,"bid_size":94.0,"ask":82.7,"ask_size":110.0,"iv":0.3115,"open_interest":100.0,"volume":0.0,"delta":-0.067,"gamma":0.0,"vega":10.2683,"theta":-0.3132,"rho":-7.0425,"theo":80.9933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":83.8,"last_trade_time":"2025-12-18T10:34:50","percent_change":0.0,"prev_day_close":79.5499992370606},{"option":"SPX270617C04450000","bid":2610.3,"bid_size":2.0,"ask":2626.2,"ask_size":2.0,"iv":0.31,"open_interest":0.0,"volume":0.0,"delta":0.9355,"gamma":0.0,"vega":10.4271,"theta":-0.0511,"rho":49.7498,"theo":2617.905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2637.35009765625},{"option":"SPX270617P04450000","bid":81.4,"bid_size":134.0,"ask":83.7,"ask_size":135.0,"iv":0.3097,"open_interest":208.0,"volume":0.0,"delta":-0.0683,"gamma":0.0,"vega":10.4271,"theta":-0.3165,"rho":-7.1831,"theo":82.519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":74.21,"last_trade_time":"2026-01-09T09:31:33","percent_change":0.0,"prev_day_close":81.0499992370606},{"option":"SPX270617C04475000","bid":2588.1,"bid_size":2.0,"ask":2604.0,"ask_size":2.0,"iv":0.3086,"open_interest":0.0,"volume":0.0,"delta":0.9341,"gamma":0.0001,"vega":10.5883,"theta":-0.057,"rho":49.9215,"theo":2595.6774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2614.5},{"option":"SPX270617P04475000","bid":82.9,"bid_size":92.0,"ask":85.8,"ask_size":105.0,"iv":0.3085,"open_interest":52.0,"volume":0.0,"delta":-0.0697,"gamma":0.0001,"vega":10.5883,"theta":-0.3199,"rho":-7.327,"theo":84.0755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":82.6,"last_trade_time":"2025-12-19T12:09:50","percent_change":0.0,"prev_day_close":82.5999984741211},{"option":"SPX270617C04500000","bid":2565.9,"bid_size":2.0,"ask":2581.7,"ask_size":2.0,"iv":0.3071,"open_interest":1.0,"volume":0.0,"delta":0.9327,"gamma":0.0001,"vega":10.7519,"theta":-0.0629,"rho":50.0899,"theo":2573.4812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2093.81,"last_trade_time":"2025-07-16T12:16:31","percent_change":0.0,"prev_day_close":2592.80004882812},{"option":"SPX270617P04500000","bid":84.5,"bid_size":129.0,"ask":87.1,"ask_size":131.0,"iv":0.3069,"open_interest":385.0,"volume":6.0,"delta":-0.0711,"gamma":0.0001,"vega":10.7519,"theta":-0.3233,"rho":-7.4742,"theo":85.6634,"change":-2.95,"open":82.1,"high":82.1,"low":82.1,"tick":"no_change","last_trade_price":82.1,"last_trade_time":"2026-02-18T10:35:51","percent_change":-3.46855,"prev_day_close":84.0999984741211},{"option":"SPX270617C04525000","bid":2543.8,"bid_size":2.0,"ask":2559.5,"ask_size":2.0,"iv":0.3056,"open_interest":0.0,"volume":0.0,"delta":0.9312,"gamma":0.0001,"vega":10.9178,"theta":-0.0688,"rho":50.2548,"theo":2551.3173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2569.95007324219},{"option":"SPX270617P04525000","bid":86.1,"bid_size":89.0,"ask":89.0,"ask_size":102.0,"iv":0.3056,"open_interest":155.0,"volume":0.0,"delta":-0.0725,"gamma":0.0001,"vega":10.9178,"theta":-0.3268,"rho":-7.6249,"theo":87.2835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":79.2,"last_trade_time":"2026-02-09T15:50:57","percent_change":0.0,"prev_day_close":85.75},{"option":"SPX270617C04550000","bid":2521.7,"bid_size":2.0,"ask":2537.3,"ask_size":2.0,"iv":0.3042,"open_interest":0.0,"volume":0.0,"delta":0.9298,"gamma":0.0001,"vega":11.0858,"theta":-0.0747,"rho":50.4162,"theo":2529.1863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2548.45007324219},{"option":"SPX270617P04550000","bid":87.8,"bid_size":128.0,"ask":90.7,"ask_size":141.0,"iv":0.3042,"open_interest":167.0,"volume":0.0,"delta":-0.074,"gamma":0.0001,"vega":11.0858,"theta":-0.3302,"rho":-7.7791,"theo":88.9366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.78,"last_trade_time":"2025-12-23T13:21:05","percent_change":0.0,"prev_day_close":87.2999992370606},{"option":"SPX270617C04575000","bid":2499.6,"bid_size":2.0,"ask":2515.2,"ask_size":2.0,"iv":0.3028,"open_interest":0.0,"volume":0.0,"delta":0.9283,"gamma":0.0001,"vega":11.2556,"theta":-0.0807,"rho":50.5743,"theo":2507.089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2525.79992675781},{"option":"SPX270617P04575000","bid":89.4,"bid_size":85.0,"ask":92.4,"ask_size":98.0,"iv":0.3027,"open_interest":17.0,"volume":0.0,"delta":-0.0755,"gamma":0.0001,"vega":11.2556,"theta":-0.3337,"rho":-7.9366,"theo":90.6234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.5,"last_trade_time":"2025-12-11T13:33:29","percent_change":0.0,"prev_day_close":89.0},{"option":"SPX270617C04600000","bid":2477.5,"bid_size":2.0,"ask":2493.1,"ask_size":2.0,"iv":0.3013,"open_interest":3.0,"volume":0.0,"delta":0.9268,"gamma":0.0001,"vega":11.427,"theta":-0.0867,"rho":50.729,"theo":2485.0261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2474.01,"last_trade_time":"2026-02-05T09:37:30","percent_change":0.0,"prev_day_close":2504.25},{"option":"SPX270617P04600000","bid":91.1,"bid_size":122.0,"ask":93.8,"ask_size":138.0,"iv":0.3012,"open_interest":667.0,"volume":0.0,"delta":-0.077,"gamma":0.0001,"vega":11.427,"theta":-0.3372,"rho":-8.0975,"theo":92.3445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":86.7,"last_trade_time":"2026-02-10T13:51:18","percent_change":0.0,"prev_day_close":90.6999969482422},{"option":"SPX270617C04625000","bid":2455.5,"bid_size":2.0,"ask":2471.0,"ask_size":2.0,"iv":0.2999,"open_interest":0.0,"volume":0.0,"delta":0.9252,"gamma":0.0001,"vega":11.5999,"theta":-0.0927,"rho":50.8808,"theo":2462.9981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2482.85009765625},{"option":"SPX270617P04625000","bid":92.9,"bid_size":123.0,"ask":95.8,"ask_size":137.0,"iv":0.2999,"open_interest":33.0,"volume":0.0,"delta":-0.0785,"gamma":0.0001,"vega":11.5999,"theta":-0.3407,"rho":-8.2614,"theo":94.1006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":91.04,"last_trade_time":"2026-01-29T11:18:09","percent_change":0.0,"prev_day_close":92.3500022888184},{"option":"SPX270617C04650000","bid":2433.6,"bid_size":2.0,"ask":2449.0,"ask_size":2.0,"iv":0.2985,"open_interest":0.0,"volume":0.0,"delta":0.9236,"gamma":0.0001,"vega":11.7742,"theta":-0.0987,"rho":51.0295,"theo":2441.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2460.09997558594},{"option":"SPX270617P04650000","bid":94.6,"bid_size":119.0,"ask":97.3,"ask_size":134.0,"iv":0.2983,"open_interest":2012.0,"volume":0.0,"delta":-0.0801,"gamma":0.0001,"vega":11.7742,"theta":-0.3443,"rho":-8.4283,"theo":95.8923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":86.9,"last_trade_time":"2026-02-09T15:51:20","percent_change":0.0,"prev_day_close":94.0999984741211},{"option":"SPX270617C04675000","bid":2411.7,"bid_size":2.0,"ask":2427.0,"ask_size":2.0,"iv":0.2972,"open_interest":0.0,"volume":0.0,"delta":0.922,"gamma":0.0001,"vega":11.9497,"theta":-0.1048,"rho":51.1754,"theo":2419.0492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2438.84997558594},{"option":"SPX270617P04675000","bid":96.4,"bid_size":120.0,"ask":99.4,"ask_size":132.0,"iv":0.2971,"open_interest":45.0,"volume":0.0,"delta":-0.0817,"gamma":0.0001,"vega":11.9497,"theta":-0.3478,"rho":-8.598,"theo":97.7199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":91.7,"last_trade_time":"2026-02-06T12:29:50","percent_change":0.0,"prev_day_close":95.9000015258789},{"option":"SPX270617C04700000","bid":2389.7,"bid_size":2.0,"ask":2404.8,"ask_size":2.0,"iv":0.2956,"open_interest":0.0,"volume":0.0,"delta":0.9204,"gamma":0.0001,"vega":12.1264,"theta":-0.1108,"rho":51.3187,"theo":2397.1294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2416.19995117188},{"option":"SPX270617P04700000","bid":98.3,"bid_size":119.0,"ask":101.0,"ask_size":131.0,"iv":0.2956,"open_interest":842.0,"volume":0.0,"delta":-0.0833,"gamma":0.0001,"vega":12.1264,"theta":-0.3514,"rho":-8.7702,"theo":99.5841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":93.5,"last_trade_time":"2026-02-06T12:29:50","percent_change":0.0,"prev_day_close":97.7000007629394},{"option":"SPX270617C04725000","bid":2367.9,"bid_size":2.0,"ask":2383.0,"ask_size":2.0,"iv":0.2943,"open_interest":0.0,"volume":0.0,"delta":0.9187,"gamma":0.0001,"vega":12.3044,"theta":-0.1169,"rho":51.4595,"theo":2375.2465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2393.60009765625},{"option":"SPX270617P04725000","bid":100.1,"bid_size":119.0,"ask":103.2,"ask_size":131.0,"iv":0.2943,"open_interest":103.0,"volume":0.0,"delta":-0.085,"gamma":0.0001,"vega":12.3044,"theta":-0.355,"rho":-8.9451,"theo":101.4853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":92.1,"last_trade_time":"2026-02-09T15:50:49","percent_change":0.0,"prev_day_close":99.5499992370606},{"option":"SPX270617C04750000","bid":2346.1,"bid_size":2.0,"ask":2360.9,"ask_size":2.0,"iv":0.2929,"open_interest":0.0,"volume":0.0,"delta":0.917,"gamma":0.0001,"vega":12.4839,"theta":-0.123,"rho":51.5976,"theo":2353.4009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2372.30004882812},{"option":"SPX270617P04750000","bid":102.1,"bid_size":118.0,"ask":104.8,"ask_size":117.0,"iv":0.2928,"open_interest":122.0,"volume":0.0,"delta":-0.0867,"gamma":0.0001,"vega":12.4839,"theta":-0.3586,"rho":-9.1226,"theo":103.4238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":126.6,"last_trade_time":"2025-11-24T12:47:57","percent_change":0.0,"prev_day_close":101.5},{"option":"SPX270617C04775000","bid":2324.5,"bid_size":2.0,"ask":2339.1,"ask_size":2.0,"iv":0.2916,"open_interest":0.0,"volume":0.0,"delta":0.9153,"gamma":0.0001,"vega":12.665,"theta":-0.1292,"rho":51.733,"theo":2331.5932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2349.84997558594},{"option":"SPX270617P04775000","bid":104.0,"bid_size":115.0,"ask":107.1,"ask_size":127.0,"iv":0.2916,"open_interest":127.0,"volume":0.0,"delta":-0.0884,"gamma":0.0001,"vega":12.665,"theta":-0.3622,"rho":-9.3028,"theo":105.4002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":98.5,"last_trade_time":"2026-02-06T12:59:50","percent_change":0.0,"prev_day_close":103.350002288818},{"option":"SPX270617C04800000","bid":2302.8,"bid_size":2.0,"ask":2317.3,"ask_size":2.0,"iv":0.2903,"open_interest":1.0,"volume":0.0,"delta":0.9136,"gamma":0.0001,"vega":12.848,"theta":-0.1353,"rho":51.8655,"theo":2309.8237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2423.5,"last_trade_time":"2026-01-27T09:49:59","percent_change":0.0,"prev_day_close":2328.70007324219},{"option":"SPX270617P04800000","bid":106.0,"bid_size":112.0,"ask":108.8,"ask_size":115.0,"iv":0.2901,"open_interest":2498.0,"volume":0.0,"delta":-0.0902,"gamma":0.0001,"vega":12.848,"theta":-0.3659,"rho":-9.4859,"theo":107.4148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.14,"last_trade_time":"2026-02-17T11:15:18","percent_change":0.0,"prev_day_close":105.400001525879},{"option":"SPX270617C04825000","bid":2280.9,"bid_size":2.0,"ask":2295.6,"ask_size":2.0,"iv":0.2889,"open_interest":0.0,"volume":0.0,"delta":0.9118,"gamma":0.0001,"vega":13.0331,"theta":-0.1414,"rho":51.9949,"theo":2288.093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2307.14990234375},{"option":"SPX270617P04825000","bid":108.0,"bid_size":114.0,"ask":111.0,"ask_size":118.0,"iv":0.2888,"open_interest":133.0,"volume":0.0,"delta":-0.092,"gamma":0.0001,"vega":13.0331,"theta":-0.3695,"rho":-9.6721,"theo":109.4682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":100.37,"last_trade_time":"2026-02-09T10:20:04","percent_change":0.0,"prev_day_close":107.300003051758},{"option":"SPX270617C04850000","bid":2259.4,"bid_size":2.0,"ask":2273.7,"ask_size":2.0,"iv":0.2876,"open_interest":0.0,"volume":0.0,"delta":0.9099,"gamma":0.0001,"vega":13.2205,"theta":-0.1476,"rho":52.1207,"theo":2266.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2285.15002441406},{"option":"SPX270617P04850000","bid":110.1,"bid_size":111.0,"ask":112.9,"ask_size":112.0,"iv":0.2874,"open_interest":467.0,"volume":0.0,"delta":-0.0938,"gamma":0.0001,"vega":13.2205,"theta":-0.3732,"rho":-9.8619,"theo":111.5609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":111.9,"last_trade_time":"2026-02-13T10:36:03","percent_change":0.0,"prev_day_close":109.350002288818},{"option":"SPX270617C04875000","bid":2237.8,"bid_size":2.0,"ask":2252.0,"ask_size":2.0,"iv":0.2863,"open_interest":0.0,"volume":0.0,"delta":0.9081,"gamma":0.0001,"vega":13.4104,"theta":-0.1538,"rho":52.2427,"theo":2244.7504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2263.59997558594},{"option":"SPX270617P04875000","bid":112.2,"bid_size":110.0,"ask":115.3,"ask_size":114.0,"iv":0.2862,"open_interest":31.0,"volume":0.0,"delta":-0.0957,"gamma":0.0001,"vega":13.4104,"theta":-0.3769,"rho":-10.0555,"theo":113.6937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.8,"last_trade_time":"2025-12-23T10:18:45","percent_change":0.0,"prev_day_close":111.400001525879},{"option":"SPX270617C04900000","bid":2216.2,"bid_size":2.0,"ask":2230.4,"ask_size":2.0,"iv":0.285,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0001,"vega":13.6028,"theta":-0.1599,"rho":52.3606,"theo":2223.1398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1807.44,"last_trade_time":"2025-08-04T10:10:36","percent_change":0.0,"prev_day_close":2241.75},{"option":"SPX270617P04900000","bid":114.3,"bid_size":107.0,"ask":117.2,"ask_size":109.0,"iv":0.2848,"open_interest":89.0,"volume":0.0,"delta":-0.0976,"gamma":0.0001,"vega":13.6028,"theta":-0.3806,"rho":-10.2532,"theo":115.8672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.45,"last_trade_time":"2026-01-21T15:26:48","percent_change":0.0,"prev_day_close":113.5},{"option":"SPX270617C04925000","bid":2194.4,"bid_size":2.0,"ask":2208.9,"ask_size":2.0,"iv":0.2836,"open_interest":0.0,"volume":0.0,"delta":0.9042,"gamma":0.0001,"vega":13.7977,"theta":-0.1661,"rho":52.4741,"theo":2201.5707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2219.80004882812},{"option":"SPX270617P04925000","bid":116.5,"bid_size":106.0,"ask":119.7,"ask_size":117.0,"iv":0.2836,"open_interest":387.0,"volume":0.0,"delta":-0.0995,"gamma":0.0001,"vega":13.7977,"theta":-0.3843,"rho":-10.4553,"theo":118.0822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":122.8,"last_trade_time":"2026-02-17T09:46:02","percent_change":0.0,"prev_day_close":115.699996948242},{"option":"SPX270617C04950000","bid":2173.1,"bid_size":2.0,"ask":2187.5,"ask_size":2.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":0.9023,"gamma":0.0001,"vega":13.9949,"theta":-0.1723,"rho":52.583,"theo":2180.044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2198.64990234375},{"option":"SPX270617P04950000","bid":118.7,"bid_size":105.0,"ask":121.6,"ask_size":106.0,"iv":0.2821,"open_interest":92.0,"volume":0.0,"delta":-0.1015,"gamma":0.0001,"vega":13.9949,"theta":-0.388,"rho":-10.6621,"theo":120.3395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.72,"last_trade_time":"2025-12-30T13:14:40","percent_change":0.0,"prev_day_close":117.950000762939},{"option":"SPX270617C04975000","bid":2151.7,"bid_size":2.0,"ask":2166.0,"ask_size":2.0,"iv":0.2812,"open_interest":0.0,"volume":0.0,"delta":0.9003,"gamma":0.0001,"vega":14.1943,"theta":-0.1785,"rho":52.6872,"theo":2158.5604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2176.80004882812},{"option":"SPX270617P04975000","bid":121.0,"bid_size":107.0,"ask":124.2,"ask_size":111.0,"iv":0.281,"open_interest":48.0,"volume":0.0,"delta":-0.1035,"gamma":0.0001,"vega":14.1943,"theta":-0.3917,"rho":-10.8734,"theo":122.64,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.7,"last_trade_time":"2026-01-29T11:23:25","percent_change":0.0,"prev_day_close":120.099998474121},{"option":"SPX270617C05000000","bid":2130.3,"bid_size":2.0,"ask":2144.6,"ask_size":2.0,"iv":0.2799,"open_interest":1777.0,"volume":1.0,"delta":0.8982,"gamma":0.0001,"vega":14.3956,"theta":-0.1847,"rho":52.7869,"theo":2137.1208,"change":11.3,"open":2140.9,"high":2140.9,"low":2140.9,"tick":"down","last_trade_price":2140.9,"last_trade_time":"2026-02-18T09:39:11","percent_change":0.530617,"prev_day_close":2155.59997558594},{"option":"SPX270617P05000000","bid":123.3,"bid_size":105.0,"ask":126.3,"ask_size":106.0,"iv":0.2796,"open_interest":2940.0,"volume":1.0,"delta":-0.1055,"gamma":0.0001,"vega":14.3956,"theta":-0.3954,"rho":-11.0894,"theo":124.9844,"change":-1.01,"open":123.09,"high":123.09,"low":123.09,"tick":"down","last_trade_price":123.09,"last_trade_time":"2026-02-18T09:39:11","percent_change":-0.813859,"prev_day_close":122.400001525879},{"option":"SPX270617C05025000","bid":2108.9,"bid_size":2.0,"ask":2123.1,"ask_size":2.0,"iv":0.2786,"open_interest":0.0,"volume":0.0,"delta":0.8962,"gamma":0.0001,"vega":14.5985,"theta":-0.1909,"rho":52.8821,"theo":2115.7259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2134.29992675781},{"option":"SPX270617P05025000","bid":125.7,"bid_size":105.0,"ask":129.0,"ask_size":108.0,"iv":0.2784,"open_interest":13.0,"volume":0.0,"delta":-0.1076,"gamma":0.0001,"vega":14.5985,"theta":-0.3991,"rho":-11.3098,"theo":127.3736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":117.22,"last_trade_time":"2025-12-30T13:14:40","percent_change":0.0,"prev_day_close":124.699996948242},{"option":"SPX270617C05050000","bid":2087.3,"bid_size":2.0,"ask":2101.5,"ask_size":2.0,"iv":0.2772,"open_interest":1.0,"volume":0.0,"delta":0.8941,"gamma":0.0001,"vega":14.8025,"theta":-0.1971,"rho":52.9731,"theo":2094.3765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1459.45,"last_trade_time":"2025-06-23T14:22:54","percent_change":0.0,"prev_day_close":2112.75},{"option":"SPX270617P05050000","bid":128.1,"bid_size":104.0,"ask":131.1,"ask_size":105.0,"iv":0.277,"open_interest":391.0,"volume":0.0,"delta":-0.1097,"gamma":0.0001,"vega":14.8025,"theta":-0.4028,"rho":-11.5344,"theo":129.8083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.6,"last_trade_time":"2026-02-13T14:35:47","percent_change":0.0,"prev_day_close":127.099998474121},{"option":"SPX270617C05075000","bid":2066.2,"bid_size":2.0,"ask":2080.0,"ask_size":2.0,"iv":0.2759,"open_interest":3.0,"volume":0.0,"delta":0.8919,"gamma":0.0001,"vega":15.0076,"theta":-0.2034,"rho":53.0604,"theo":2073.0731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1694.52,"last_trade_time":"2025-08-07T12:58:51","percent_change":0.0,"prev_day_close":2091.09997558594},{"option":"SPX270617P05075000","bid":130.5,"bid_size":103.0,"ask":133.9,"ask_size":112.0,"iv":0.2759,"open_interest":33.0,"volume":0.0,"delta":-0.1118,"gamma":0.0001,"vega":15.0076,"theta":-0.4066,"rho":-11.7627,"theo":132.2889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.5,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":129.5},{"option":"SPX270617C05100000","bid":2045.1,"bid_size":2.0,"ask":2059.0,"ask_size":2.0,"iv":0.2748,"open_interest":2.0,"volume":0.0,"delta":0.8897,"gamma":0.0001,"vega":15.2134,"theta":-0.2096,"rho":53.144,"theo":2051.8163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1768.67,"last_trade_time":"2025-08-18T12:10:30","percent_change":0.0,"prev_day_close":2070.09997558594},{"option":"SPX270617P05100000","bid":133.0,"bid_size":101.0,"ask":136.0,"ask_size":100.0,"iv":0.2745,"open_interest":2436.0,"volume":0.0,"delta":-0.114,"gamma":0.0001,"vega":15.2134,"theta":-0.4103,"rho":-11.9948,"theo":134.8162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.0,"last_trade_time":"2026-02-17T09:43:31","percent_change":0.0,"prev_day_close":131.949996948242},{"option":"SPX270617C05125000","bid":2023.9,"bid_size":2.0,"ask":2037.7,"ask_size":2.0,"iv":0.2736,"open_interest":1.0,"volume":0.0,"delta":0.8875,"gamma":0.0001,"vega":15.4199,"theta":-0.2158,"rho":53.2243,"theo":2030.6065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1747.7,"last_trade_time":"2025-08-29T15:34:26","percent_change":0.0,"prev_day_close":2049.04992675781},{"option":"SPX270617P05125000","bid":135.6,"bid_size":98.0,"ask":139.0,"ask_size":108.0,"iv":0.2734,"open_interest":244.0,"volume":0.0,"delta":-0.1162,"gamma":0.0001,"vega":15.4199,"theta":-0.414,"rho":-12.23,"theo":137.3905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.5,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":134.449996948242},{"option":"SPX270617C05150000","bid":2002.7,"bid_size":2.0,"ask":2016.6,"ask_size":2.0,"iv":0.2723,"open_interest":1.0,"volume":0.0,"delta":0.8853,"gamma":0.0001,"vega":15.6271,"theta":-0.222,"rho":53.3015,"theo":2009.4441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1932.49,"last_trade_time":"2025-09-22T12:30:27","percent_change":0.0,"prev_day_close":2027.54998779297},{"option":"SPX270617P05150000","bid":138.1,"bid_size":98.0,"ask":141.2,"ask_size":98.0,"iv":0.272,"open_interest":324.0,"volume":0.0,"delta":-0.1185,"gamma":0.0001,"vega":15.6271,"theta":-0.4177,"rho":-12.4684,"theo":140.0122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":124.8,"last_trade_time":"2026-02-02T15:38:22","percent_change":0.0,"prev_day_close":136.949996948242},{"option":"SPX270617C05175000","bid":1981.4,"bid_size":2.0,"ask":1995.2,"ask_size":2.0,"iv":0.2709,"open_interest":1.0,"volume":0.0,"delta":0.883,"gamma":0.0001,"vega":15.8351,"theta":-0.2282,"rho":53.3756,"theo":1988.3295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1819.26,"last_trade_time":"2025-09-11T15:13:31","percent_change":0.0,"prev_day_close":2006.60003662109},{"option":"SPX270617P05175000","bid":140.8,"bid_size":99.0,"ask":144.3,"ask_size":107.0,"iv":0.2709,"open_interest":27.0,"volume":0.0,"delta":-0.1208,"gamma":0.0001,"vega":15.8351,"theta":-0.4214,"rho":-12.7099,"theo":142.6816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.8,"last_trade_time":"2026-02-09T16:08:45","percent_change":0.0,"prev_day_close":139.550003051758},{"option":"SPX270617C05200000","bid":1960.6,"bid_size":2.0,"ask":1974.3,"ask_size":2.0,"iv":0.2698,"open_interest":3.0,"volume":0.0,"delta":0.8806,"gamma":0.0001,"vega":16.0442,"theta":-0.2344,"rho":53.4465,"theo":1967.263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1997.93,"last_trade_time":"2025-12-08T15:08:59","percent_change":0.0,"prev_day_close":1985.30004882812},{"option":"SPX270617P05200000","bid":143.5,"bid_size":95.0,"ask":146.6,"ask_size":95.0,"iv":0.2695,"open_interest":538.0,"volume":0.0,"delta":-0.1232,"gamma":0.0001,"vega":16.0442,"theta":-0.4251,"rho":-12.9546,"theo":145.3992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":144.41,"last_trade_time":"2026-02-17T15:12:32","percent_change":0.0,"prev_day_close":142.25},{"option":"SPX270617C05225000","bid":1939.3,"bid_size":2.0,"ask":1953.2,"ask_size":2.0,"iv":0.2685,"open_interest":0.0,"volume":0.0,"delta":0.8782,"gamma":0.0001,"vega":16.2546,"theta":-0.2406,"rho":53.514,"theo":1946.245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1964.45001220703},{"option":"SPX270617P05225000","bid":146.2,"bid_size":93.0,"ask":149.8,"ask_size":102.0,"iv":0.2684,"open_interest":32.0,"volume":0.0,"delta":-0.1255,"gamma":0.0001,"vega":16.2546,"theta":-0.4288,"rho":-13.2028,"theo":148.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.0,"last_trade_time":"2026-02-02T15:42:03","percent_change":0.0,"prev_day_close":144.900001525879},{"option":"SPX270617C05250000","bid":1918.6,"bid_size":3.0,"ask":1932.2,"ask_size":3.0,"iv":0.2674,"open_interest":7.0,"volume":0.0,"delta":0.8758,"gamma":0.0001,"vega":16.4667,"theta":-0.2467,"rho":53.5776,"theo":1925.276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1796.95,"last_trade_time":"2025-09-26T11:38:21","percent_change":0.0,"prev_day_close":1943.20001220703},{"option":"SPX270617P05250000","bid":149.0,"bid_size":90.0,"ask":152.6,"ask_size":99.0,"iv":0.2672,"open_interest":366.0,"volume":0.0,"delta":-0.1279,"gamma":0.0001,"vega":16.4667,"theta":-0.4325,"rho":-13.4548,"theo":150.9804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":134.4,"last_trade_time":"2026-02-02T15:48:09","percent_change":0.0,"prev_day_close":147.700004577637},{"option":"SPX270617C05275000","bid":1897.7,"bid_size":3.0,"ask":1911.3,"ask_size":3.0,"iv":0.2662,"open_interest":0.0,"volume":0.0,"delta":0.8734,"gamma":0.0001,"vega":16.6807,"theta":-0.2529,"rho":53.6368,"theo":1904.3567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1922.40002441406},{"option":"SPX270617P05275000","bid":151.8,"bid_size":89.0,"ask":155.5,"ask_size":97.0,"iv":0.266,"open_interest":37.0,"volume":0.0,"delta":-0.1304,"gamma":0.0001,"vega":16.6807,"theta":-0.4362,"rho":-13.7111,"theo":153.8451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.2,"last_trade_time":"2026-02-02T15:49:45","percent_change":0.0,"prev_day_close":150.5},{"option":"SPX270617C05300000","bid":1876.6,"bid_size":3.0,"ask":1890.1,"ask_size":3.0,"iv":0.2648,"open_interest":3.0,"volume":0.0,"delta":0.8709,"gamma":0.0001,"vega":16.8968,"theta":-0.259,"rho":53.6913,"theo":1883.4876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1997.86,"last_trade_time":"2026-01-12T12:50:54","percent_change":0.0,"prev_day_close":1901.29998779297},{"option":"SPX270617P05300000","bid":154.7,"bid_size":89.0,"ask":158.4,"ask_size":97.0,"iv":0.2647,"open_interest":1463.0,"volume":0.0,"delta":-0.1329,"gamma":0.0001,"vega":16.8968,"theta":-0.4398,"rho":-13.9723,"theo":156.7602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.96,"last_trade_time":"2026-02-06T10:04:52","percent_change":0.0,"prev_day_close":153.299995422363},{"option":"SPX270617C05325000","bid":1855.8,"bid_size":3.0,"ask":1869.2,"ask_size":3.0,"iv":0.2636,"open_interest":0.0,"volume":0.0,"delta":0.8683,"gamma":0.0001,"vega":17.115,"theta":-0.2652,"rho":53.7404,"theo":1862.6698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1880.64996337891},{"option":"SPX270617P05325000","bid":157.7,"bid_size":86.0,"ask":161.3,"ask_size":58.0,"iv":0.2636,"open_interest":150.0,"volume":0.0,"delta":-0.1354,"gamma":0.0001,"vega":17.115,"theta":-0.4435,"rho":-14.2388,"theo":159.7264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.2,"last_trade_time":"2026-02-02T15:36:45","percent_change":0.0,"prev_day_close":156.200004577637},{"option":"SPX270617C05350000","bid":1835.4,"bid_size":3.0,"ask":1848.7,"ask_size":3.0,"iv":0.2626,"open_interest":0.0,"volume":0.0,"delta":0.8657,"gamma":0.0001,"vega":17.3353,"theta":-0.2713,"rho":53.7839,"theo":1841.904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1859.60003662109},{"option":"SPX270617P05350000","bid":160.7,"bid_size":84.0,"ask":164.4,"ask_size":91.0,"iv":0.2624,"open_interest":34.0,"volume":0.0,"delta":-0.138,"gamma":0.0001,"vega":17.3353,"theta":-0.4471,"rho":-14.5109,"theo":162.7447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":176.1,"last_trade_time":"2026-02-17T10:34:01","percent_change":0.0,"prev_day_close":159.099998474121},{"option":"SPX270617C05375000","bid":1814.7,"bid_size":3.0,"ask":1827.9,"ask_size":3.0,"iv":0.2613,"open_interest":0.0,"volume":0.0,"delta":0.8631,"gamma":0.0001,"vega":17.5574,"theta":-0.2774,"rho":53.8216,"theo":1821.1913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1838.65002441406},{"option":"SPX270617P05375000","bid":163.7,"bid_size":82.0,"ask":167.4,"ask_size":49.0,"iv":0.2611,"open_interest":75.0,"volume":0.0,"delta":-0.1406,"gamma":0.0001,"vega":17.5574,"theta":-0.4507,"rho":-14.7888,"theo":165.816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.2,"last_trade_time":"2026-02-06T15:13:29","percent_change":0.0,"prev_day_close":162.099998474121},{"option":"SPX270617C05400000","bid":1793.8,"bid_size":3.0,"ask":1807.2,"ask_size":3.0,"iv":0.26,"open_interest":4.0,"volume":0.0,"delta":0.8604,"gamma":0.0001,"vega":17.7812,"theta":-0.2834,"rho":53.8534,"theo":1800.5326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1870.06,"last_trade_time":"2025-12-12T09:51:00","percent_change":0.0,"prev_day_close":1818.15002441406},{"option":"SPX270617P05400000","bid":166.8,"bid_size":81.0,"ask":170.6,"ask_size":87.0,"iv":0.2599,"open_interest":778.0,"volume":40.0,"delta":-0.1433,"gamma":0.0001,"vega":17.7812,"theta":-0.4543,"rho":-15.0726,"theo":168.9414,"change":-7.62,"open":160.48,"high":160.48,"low":160.48,"tick":"down","last_trade_price":160.48,"last_trade_time":"2026-02-18T13:18:23","percent_change":-4.53302,"prev_day_close":165.200004577637},{"option":"SPX270617C05425000","bid":1773.2,"bid_size":3.0,"ask":1786.6,"ask_size":3.0,"iv":0.2589,"open_interest":0.0,"volume":0.0,"delta":0.8577,"gamma":0.0001,"vega":18.0061,"theta":-0.2895,"rho":53.8796,"theo":1779.9288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1796.90002441406},{"option":"SPX270617P05425000","bid":170.0,"bid_size":81.0,"ask":173.8,"ask_size":82.0,"iv":0.2588,"open_interest":38.0,"volume":0.0,"delta":-0.146,"gamma":0.0001,"vega":18.0061,"theta":-0.4578,"rho":-15.362,"theo":172.1217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":170.2,"last_trade_time":"2026-01-29T11:09:56","percent_change":0.0,"prev_day_close":168.349998474121},{"option":"SPX270617C05450000","bid":1752.7,"bid_size":3.0,"ask":1766.0,"ask_size":3.0,"iv":0.2577,"open_interest":0.0,"volume":0.0,"delta":0.855,"gamma":0.0001,"vega":18.2317,"theta":-0.2955,"rho":53.9004,"theo":1759.3809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1776.89996337891},{"option":"SPX270617P05450000","bid":173.2,"bid_size":78.0,"ask":177.0,"ask_size":83.0,"iv":0.2576,"open_interest":581.0,"volume":0.0,"delta":-0.1488,"gamma":0.0001,"vega":18.2317,"theta":-0.4614,"rho":-15.6569,"theo":175.3579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.0,"last_trade_time":"2026-02-12T15:53:05","percent_change":0.0,"prev_day_close":171.5},{"option":"SPX270617C05475000","bid":1732.5,"bid_size":3.0,"ask":1745.1,"ask_size":3.0,"iv":0.2565,"open_interest":0.0,"volume":0.0,"delta":0.8522,"gamma":0.0001,"vega":18.4577,"theta":-0.3015,"rho":53.9165,"theo":1738.8895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1756.44995117188},{"option":"SPX270617P05475000","bid":176.5,"bid_size":75.0,"ask":180.4,"ask_size":76.0,"iv":0.2564,"open_interest":49.0,"volume":0.0,"delta":-0.1516,"gamma":0.0001,"vega":18.4577,"theta":-0.4649,"rho":-15.9563,"theo":178.6506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.6,"last_trade_time":"2026-02-13T12:49:01","percent_change":0.0,"prev_day_close":174.75},{"option":"SPX270617C05500000","bid":1712.1,"bid_size":3.0,"ask":1724.6,"ask_size":3.0,"iv":0.2553,"open_interest":235.0,"volume":1.0,"delta":0.8493,"gamma":0.0001,"vega":18.6837,"theta":-0.3075,"rho":53.928,"theo":1718.4553,"change":40.64,"open":1751.69,"high":1751.69,"low":1751.69,"tick":"up","last_trade_price":1751.69,"last_trade_time":"2026-02-18T10:07:30","percent_change":2.37515,"prev_day_close":1735.84997558594},{"option":"SPX270617P05500000","bid":179.9,"bid_size":76.0,"ask":183.7,"ask_size":80.0,"iv":0.2552,"open_interest":2084.0,"volume":1.0,"delta":-0.1544,"gamma":0.0001,"vega":18.6837,"theta":-0.4684,"rho":-16.2604,"theo":182.0004,"change":-7.29,"open":174.01,"high":174.01,"low":174.01,"tick":"down","last_trade_price":174.01,"last_trade_time":"2026-02-18T10:07:30","percent_change":-4.02096,"prev_day_close":178.0},{"option":"SPX270617C05525000","bid":1691.8,"bid_size":3.0,"ask":1704.6,"ask_size":3.0,"iv":0.2542,"open_interest":1.0,"volume":0.0,"delta":0.8464,"gamma":0.0001,"vega":18.9096,"theta":-0.3134,"rho":53.9357,"theo":1698.0788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1680.5,"last_trade_time":"2025-10-09T12:03:08","percent_change":0.0,"prev_day_close":1715.44995117188},{"option":"SPX270617P05525000","bid":183.3,"bid_size":72.0,"ask":187.2,"ask_size":74.0,"iv":0.2541,"open_interest":74.0,"volume":1.0,"delta":-0.1573,"gamma":0.0001,"vega":18.9096,"theta":-0.4718,"rho":-16.5684,"theo":185.408,"change":-8.15,"open":176.5,"high":176.5,"low":176.5,"tick":"down","last_trade_price":176.5,"last_trade_time":"2026-02-18T11:44:15","percent_change":-4.41376,"prev_day_close":181.300003051758},{"option":"SPX270617C05550000","bid":1671.5,"bid_size":3.0,"ask":1684.2,"ask_size":3.0,"iv":0.253,"open_interest":1.0,"volume":0.0,"delta":0.8435,"gamma":0.0001,"vega":19.1352,"theta":-0.3193,"rho":53.9398,"theo":1677.7603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1733.19,"last_trade_time":"2026-02-06T14:36:27","percent_change":0.0,"prev_day_close":1695.09997558594},{"option":"SPX270617P05550000","bid":186.8,"bid_size":71.0,"ask":190.4,"ask_size":73.0,"iv":0.2528,"open_interest":34.0,"volume":0.0,"delta":-0.1603,"gamma":0.0001,"vega":19.1352,"theta":-0.4752,"rho":-16.8799,"theo":188.8736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.4,"last_trade_time":"2026-02-12T16:01:42","percent_change":0.0,"prev_day_close":184.75},{"option":"SPX270617C05575000","bid":1651.0,"bid_size":3.0,"ask":1663.7,"ask_size":3.0,"iv":0.2517,"open_interest":2.0,"volume":0.0,"delta":0.8405,"gamma":0.0001,"vega":19.3607,"theta":-0.3252,"rho":53.9404,"theo":1657.5003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1536.0,"last_trade_time":"2025-10-17T11:16:18","percent_change":0.0,"prev_day_close":1674.20001220703},{"option":"SPX270617P05575000","bid":190.3,"bid_size":71.0,"ask":194.2,"ask_size":43.0,"iv":0.2517,"open_interest":65.0,"volume":0.0,"delta":-0.1633,"gamma":0.0001,"vega":19.3607,"theta":-0.4786,"rho":-17.1949,"theo":192.3976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.0,"last_trade_time":"2026-02-12T15:52:40","percent_change":0.0,"prev_day_close":188.149993896484},{"option":"SPX270617C05600000","bid":1631.1,"bid_size":3.0,"ask":1643.3,"ask_size":3.0,"iv":0.2506,"open_interest":6.0,"volume":0.0,"delta":0.8375,"gamma":0.0001,"vega":19.5864,"theta":-0.331,"rho":53.9373,"theo":1637.299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1654.2,"last_trade_time":"2026-02-04T14:09:00","percent_change":0.0,"prev_day_close":1654.64996337891},{"option":"SPX270617P05600000","bid":193.9,"bid_size":69.0,"ask":197.6,"ask_size":71.0,"iv":0.2505,"open_interest":823.0,"volume":0.0,"delta":-0.1663,"gamma":0.0001,"vega":19.5864,"theta":-0.482,"rho":-17.5135,"theo":195.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.3,"last_trade_time":"2026-02-13T13:23:14","percent_change":0.0,"prev_day_close":191.699996948242},{"option":"SPX270617C05625000","bid":1611.0,"bid_size":3.0,"ask":1623.1,"ask_size":3.0,"iv":0.2494,"open_interest":0.0,"volume":0.0,"delta":0.8344,"gamma":0.0001,"vega":19.8126,"theta":-0.3368,"rho":53.9303,"theo":1617.157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1634.45001220703},{"option":"SPX270617P05625000","bid":197.5,"bid_size":67.0,"ask":201.5,"ask_size":70.0,"iv":0.2494,"open_interest":129.0,"volume":0.0,"delta":-0.1694,"gamma":0.0001,"vega":19.8126,"theta":-0.4853,"rho":-17.8362,"theo":199.6225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":185.2,"last_trade_time":"2026-02-06T15:54:07","percent_change":0.0,"prev_day_close":195.350006103516},{"option":"SPX270617C05650000","bid":1591.0,"bid_size":3.0,"ask":1603.4,"ask_size":3.0,"iv":0.2484,"open_interest":5.0,"volume":0.0,"delta":0.8313,"gamma":0.0001,"vega":20.0396,"theta":-0.3426,"rho":53.9186,"theo":1597.0748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1494.13,"last_trade_time":"2025-10-16T12:47:37","percent_change":0.0,"prev_day_close":1614.20001220703},{"option":"SPX270617P05650000","bid":201.3,"bid_size":67.0,"ask":205.0,"ask_size":70.0,"iv":0.2482,"open_interest":80.0,"volume":0.0,"delta":-0.1725,"gamma":0.0001,"vega":20.0396,"theta":-0.4885,"rho":-18.1635,"theo":203.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.0,"last_trade_time":"2026-02-12T15:58:57","percent_change":0.0,"prev_day_close":198.949996948242},{"option":"SPX270617C05675000","bid":1570.5,"bid_size":3.0,"ask":1583.0,"ask_size":3.0,"iv":0.247,"open_interest":1.0,"volume":0.0,"delta":0.8281,"gamma":0.0001,"vega":20.2677,"theta":-0.3483,"rho":53.9017,"theo":1577.0532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1469.29,"last_trade_time":"2025-11-19T14:59:28","percent_change":0.0,"prev_day_close":1594.25},{"option":"SPX270617P05675000","bid":205.1,"bid_size":67.0,"ask":209.0,"ask_size":42.0,"iv":0.2472,"open_interest":60.0,"volume":0.0,"delta":-0.1757,"gamma":0.0001,"vega":20.2677,"theta":-0.4918,"rho":-18.496,"theo":207.0868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":188.8,"last_trade_time":"2026-02-09T16:07:09","percent_change":0.0,"prev_day_close":202.699996948242},{"option":"SPX270617C05700000","bid":1551.1,"bid_size":3.0,"ask":1563.0,"ask_size":3.0,"iv":0.246,"open_interest":17.0,"volume":0.0,"delta":0.8249,"gamma":0.0001,"vega":20.4971,"theta":-0.354,"rho":53.8789,"theo":1557.093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1569.45,"last_trade_time":"2025-12-15T14:20:35","percent_change":0.0,"prev_day_close":1574.25},{"option":"SPX270617P05700000","bid":208.9,"bid_size":64.0,"ask":212.7,"ask_size":67.0,"iv":0.246,"open_interest":4656.0,"volume":0.0,"delta":-0.1789,"gamma":0.0001,"vega":20.4971,"theta":-0.4949,"rho":-18.8344,"theo":210.9107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":223.8,"last_trade_time":"2026-02-17T09:55:46","percent_change":0.0,"prev_day_close":206.5},{"option":"SPX270617C05725000","bid":1531.2,"bid_size":3.0,"ask":1543.5,"ask_size":3.0,"iv":0.2449,"open_interest":0.0,"volume":0.0,"delta":0.8216,"gamma":0.0001,"vega":20.7279,"theta":-0.3596,"rho":53.8494,"theo":1537.1953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1553.54998779297},{"option":"SPX270617P05725000","bid":212.8,"bid_size":64.0,"ask":216.8,"ask_size":67.0,"iv":0.2449,"open_interest":111.0,"volume":0.0,"delta":-0.1822,"gamma":0.0001,"vega":20.7279,"theta":-0.4981,"rho":-19.1795,"theo":214.797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":202.1,"last_trade_time":"2026-02-10T15:59:50","percent_change":0.0,"prev_day_close":210.350006103516},{"option":"SPX270617C05750000","bid":1510.9,"bid_size":3.0,"ask":1523.3,"ask_size":3.0,"iv":0.2436,"open_interest":46.0,"volume":0.0,"delta":0.8183,"gamma":0.0001,"vega":20.9599,"theta":-0.3652,"rho":53.8129,"theo":1517.3612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1641.74,"last_trade_time":"2026-01-27T14:50:06","percent_change":0.0,"prev_day_close":1534.45001220703},{"option":"SPX270617P05750000","bid":216.8,"bid_size":64.0,"ask":220.8,"ask_size":65.0,"iv":0.2438,"open_interest":173.0,"volume":0.0,"delta":-0.1855,"gamma":0.0001,"vega":20.9599,"theta":-0.5012,"rho":-19.5316,"theo":218.7471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.94,"last_trade_time":"2026-02-10T12:32:46","percent_change":0.0,"prev_day_close":214.300003051758},{"option":"SPX270617C05775000","bid":1491.7,"bid_size":3.0,"ask":1503.4,"ask_size":3.0,"iv":0.2425,"open_interest":1.0,"volume":0.0,"delta":0.8149,"gamma":0.0001,"vega":21.1929,"theta":-0.3707,"rho":53.7693,"theo":1497.5922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1580.57,"last_trade_time":"2026-01-16T10:43:42","percent_change":0.0,"prev_day_close":1513.79998779297},{"option":"SPX270617P05775000","bid":220.9,"bid_size":62.0,"ask":224.9,"ask_size":66.0,"iv":0.2426,"open_interest":250.0,"volume":0.0,"delta":-0.1889,"gamma":0.0001,"vega":21.1929,"theta":-0.5042,"rho":-19.8909,"theo":222.7621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.3,"last_trade_time":"2026-02-09T16:07:09","percent_change":0.0,"prev_day_close":218.25},{"option":"SPX270617C05800000","bid":1472.0,"bid_size":3.0,"ask":1483.7,"ask_size":3.0,"iv":0.2414,"open_interest":54.0,"volume":0.0,"delta":0.8115,"gamma":0.0001,"vega":21.4264,"theta":-0.3762,"rho":53.7185,"theo":1477.8892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1561.36,"last_trade_time":"2026-02-12T10:29:54","percent_change":0.0,"prev_day_close":1494.84997558594},{"option":"SPX270617P05800000","bid":225.0,"bid_size":59.0,"ask":228.8,"ask_size":63.0,"iv":0.2414,"open_interest":1916.0,"volume":80.0,"delta":-0.1923,"gamma":0.0001,"vega":21.4264,"theta":-0.5072,"rho":-20.2573,"theo":226.8433,"change":-10.48,"open":216.12,"high":216.12,"low":216.12,"tick":"down","last_trade_price":216.12,"last_trade_time":"2026-02-18T13:18:23","percent_change":-4.62489,"prev_day_close":222.300003051758},{"option":"SPX270617C05825000","bid":1452.4,"bid_size":3.0,"ask":1464.4,"ask_size":3.0,"iv":0.2403,"open_interest":0.0,"volume":0.0,"delta":0.808,"gamma":0.0001,"vega":21.66,"theta":-0.3816,"rho":53.661,"theo":1458.2537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1474.39996337891},{"option":"SPX270617P05825000","bid":229.2,"bid_size":59.0,"ask":233.2,"ask_size":63.0,"iv":0.2403,"open_interest":88.0,"volume":0.0,"delta":-0.1958,"gamma":0.0001,"vega":21.66,"theta":-0.5101,"rho":-20.6304,"theo":230.9917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":237.7,"last_trade_time":"2026-02-12T16:00:14","percent_change":0.0,"prev_day_close":226.400001525879},{"option":"SPX270617C05850000","bid":1432.9,"bid_size":3.0,"ask":1444.5,"ask_size":3.0,"iv":0.2391,"open_interest":6.0,"volume":0.0,"delta":0.8044,"gamma":0.0001,"vega":21.8931,"theta":-0.387,"rho":53.5976,"theo":1438.6864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1466.5,"last_trade_time":"2025-12-01T15:47:03","percent_change":0.0,"prev_day_close":1455.45001220703},{"option":"SPX270617P05850000","bid":233.4,"bid_size":58.0,"ask":237.3,"ask_size":63.0,"iv":0.2392,"open_interest":254.0,"volume":0.0,"delta":-0.1993,"gamma":0.0001,"vega":21.8931,"theta":-0.513,"rho":-21.0094,"theo":235.2086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.5,"last_trade_time":"2026-02-12T15:54:50","percent_change":0.0,"prev_day_close":230.599998474121},{"option":"SPX270617C05875000","bid":1413.4,"bid_size":3.0,"ask":1424.9,"ask_size":3.0,"iv":0.2379,"open_interest":3.0,"volume":0.0,"delta":0.8009,"gamma":0.0001,"vega":22.1253,"theta":-0.3922,"rho":53.5286,"theo":1419.1883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1504.62,"last_trade_time":"2026-02-03T10:38:21","percent_change":0.0,"prev_day_close":1435.20001220703},{"option":"SPX270617P05875000","bid":237.7,"bid_size":58.0,"ask":241.8,"ask_size":63.0,"iv":0.2381,"open_interest":29.0,"volume":2.0,"delta":-0.2029,"gamma":0.0001,"vega":22.1253,"theta":-0.5158,"rho":-21.394,"theo":239.4946,"change":-10.7,"open":228.6,"high":228.6,"low":228.6,"tick":"no_change","last_trade_price":228.6,"last_trade_time":"2026-02-18T11:43:52","percent_change":-4.47138,"prev_day_close":234.849998474121},{"option":"SPX270617C05900000","bid":1394.0,"bid_size":3.0,"ask":1405.5,"ask_size":3.0,"iv":0.2368,"open_interest":238.0,"volume":0.0,"delta":0.7972,"gamma":0.0001,"vega":22.3562,"theta":-0.3975,"rho":53.455,"theo":1399.7601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1339.75,"last_trade_time":"2026-02-17T10:41:44","percent_change":0.0,"prev_day_close":1416.54998779297},{"option":"SPX270617P05900000","bid":242.1,"bid_size":56.0,"ask":246.0,"ask_size":60.0,"iv":0.2369,"open_interest":401.0,"volume":0.0,"delta":-0.2065,"gamma":0.0001,"vega":22.3562,"theta":-0.5185,"rho":-21.7832,"theo":243.8504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":263.05,"last_trade_time":"2026-02-17T10:41:44","percent_change":0.0,"prev_day_close":239.150001525879},{"option":"SPX270617C05925000","bid":1374.7,"bid_size":3.0,"ask":1386.1,"ask_size":3.0,"iv":0.2357,"open_interest":7.0,"volume":0.0,"delta":0.7935,"gamma":0.0002,"vega":22.5858,"theta":-0.4026,"rho":53.3774,"theo":1380.4022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1425.85,"last_trade_time":"2026-01-05T09:34:13","percent_change":0.0,"prev_day_close":1396.40002441406},{"option":"SPX270617P05925000","bid":246.6,"bid_size":56.0,"ask":250.7,"ask_size":71.0,"iv":0.2358,"open_interest":199.0,"volume":0.0,"delta":-0.2102,"gamma":0.0002,"vega":22.5858,"theta":-0.5212,"rho":-22.1764,"theo":248.2766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.3,"last_trade_time":"2026-02-04T09:41:00","percent_change":0.0,"prev_day_close":243.449996948242},{"option":"SPX270617C05950000","bid":1355.5,"bid_size":3.0,"ask":1366.8,"ask_size":3.0,"iv":0.2345,"open_interest":5.0,"volume":0.0,"delta":0.7898,"gamma":0.0002,"vega":22.8141,"theta":-0.4077,"rho":53.2959,"theo":1361.115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1407.56,"last_trade_time":"2026-01-05T09:33:09","percent_change":0.0,"prev_day_close":1377.65002441406},{"option":"SPX270617P05950000","bid":251.1,"bid_size":54.0,"ask":255.0,"ask_size":58.0,"iv":0.2346,"open_interest":191.0,"volume":0.0,"delta":-0.214,"gamma":0.0002,"vega":22.8141,"theta":-0.5238,"rho":-22.5735,"theo":252.7735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":224.9,"last_trade_time":"2026-02-02T15:23:20","percent_change":0.0,"prev_day_close":248.0},{"option":"SPX270617C05975000","bid":1336.0,"bid_size":3.0,"ask":1347.7,"ask_size":3.0,"iv":0.2334,"open_interest":6.0,"volume":0.0,"delta":0.786,"gamma":0.0002,"vega":23.0413,"theta":-0.4128,"rho":53.2103,"theo":1341.8991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1114.31,"last_trade_time":"2025-08-27T10:43:32","percent_change":0.0,"prev_day_close":1357.75},{"option":"SPX270617P05975000","bid":255.7,"bid_size":55.0,"ask":259.7,"ask_size":70.0,"iv":0.2335,"open_interest":58.0,"volume":0.0,"delta":-0.2178,"gamma":0.0002,"vega":23.0413,"theta":-0.5263,"rho":-22.9747,"theo":257.3416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":256.0,"last_trade_time":"2026-02-13T13:10:06","percent_change":0.0,"prev_day_close":252.449996948242},{"option":"SPX270617C06000000","bid":1317.2,"bid_size":3.0,"ask":1328.4,"ask_size":3.0,"iv":0.2322,"open_interest":36089.0,"volume":4.0,"delta":0.7821,"gamma":0.0002,"vega":23.2677,"theta":-0.4177,"rho":53.1202,"theo":1322.7548,"change":38.02,"open":1325.75,"high":1354.07,"low":1325.75,"tick":"up","last_trade_price":1354.07,"last_trade_time":"2026-02-18T10:07:28","percent_change":2.88895,"prev_day_close":1339.25},{"option":"SPX270617P06000000","bid":260.4,"bid_size":53.0,"ask":264.3,"ask_size":57.0,"iv":0.2324,"open_interest":38792.0,"volume":74.0,"delta":-0.2216,"gamma":0.0002,"vega":23.2677,"theta":-0.5288,"rho":-23.3805,"theo":261.9814,"change":-7.65,"open":259.59,"high":260.32,"low":251.67,"tick":"up","last_trade_price":254.4,"last_trade_time":"2026-02-18T15:53:38","percent_change":-2.91929,"prev_day_close":257.049987792969},{"option":"SPX270617C06025000","bid":1297.9,"bid_size":3.0,"ask":1309.5,"ask_size":3.0,"iv":0.2311,"open_interest":12.0,"volume":0.0,"delta":0.7782,"gamma":0.0002,"vega":23.4937,"theta":-0.4226,"rho":53.0247,"theo":1303.6831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1209.89,"last_trade_time":"2025-09-19T09:32:28","percent_change":0.0,"prev_day_close":1319.39996337891},{"option":"SPX270617P06025000","bid":265.1,"bid_size":52.0,"ask":269.1,"ask_size":56.0,"iv":0.2313,"open_interest":197.0,"volume":0.0,"delta":-0.2256,"gamma":0.0002,"vega":23.4937,"theta":-0.5312,"rho":-23.7915,"theo":266.6937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.1,"last_trade_time":"2026-02-12T16:06:49","percent_change":0.0,"prev_day_close":261.699996948242},{"option":"SPX270617C06050000","bid":1279.2,"bid_size":3.0,"ask":1290.3,"ask_size":3.0,"iv":0.23,"open_interest":9.0,"volume":0.0,"delta":0.7742,"gamma":0.0002,"vega":23.7196,"theta":-0.4274,"rho":52.923,"theo":1284.6847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1355.46,"last_trade_time":"2025-12-05T14:31:10","percent_change":0.0,"prev_day_close":1301.10003662109},{"option":"SPX270617P06050000","bid":269.9,"bid_size":50.0,"ask":273.8,"ask_size":55.0,"iv":0.2301,"open_interest":65.0,"volume":0.0,"delta":-0.2295,"gamma":0.0002,"vega":23.7196,"theta":-0.5335,"rho":-24.2089,"theo":271.4794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.4,"last_trade_time":"2026-02-06T12:29:50","percent_change":0.0,"prev_day_close":266.450012207031},{"option":"SPX270617C06075000","bid":1260.0,"bid_size":3.0,"ask":1271.5,"ask_size":3.0,"iv":0.2288,"open_interest":2.0,"volume":0.0,"delta":0.7702,"gamma":0.0002,"vega":23.9456,"theta":-0.4321,"rho":52.814,"theo":1265.7609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1343.1,"last_trade_time":"2025-12-11T13:33:00","percent_change":0.0,"prev_day_close":1281.34997558594},{"option":"SPX270617P06075000","bid":274.8,"bid_size":51.0,"ask":278.8,"ask_size":55.0,"iv":0.229,"open_interest":153.0,"volume":0.0,"delta":-0.2336,"gamma":0.0002,"vega":23.9456,"theta":-0.5357,"rho":-24.6335,"theo":276.3397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.0,"last_trade_time":"2026-02-09T16:04:54","percent_change":0.0,"prev_day_close":271.25},{"option":"SPX270617C06100000","bid":1241.2,"bid_size":3.0,"ask":1252.7,"ask_size":3.0,"iv":0.2277,"open_interest":493.0,"volume":0.0,"delta":0.7661,"gamma":0.0002,"vega":24.1717,"theta":-0.4368,"rho":52.6968,"theo":1246.9131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1345.54,"last_trade_time":"2026-01-16T13:32:34","percent_change":0.0,"prev_day_close":1263.20001220703},{"option":"SPX270617P06100000","bid":279.8,"bid_size":50.0,"ask":283.7,"ask_size":54.0,"iv":0.2279,"open_interest":1545.0,"volume":0.0,"delta":-0.2376,"gamma":0.0002,"vega":24.1717,"theta":-0.5379,"rho":-25.0662,"theo":281.276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":257.1,"last_trade_time":"2026-02-09T16:08:45","percent_change":0.0,"prev_day_close":276.149993896484},{"option":"SPX270617C06125000","bid":1222.3,"bid_size":3.0,"ask":1233.7,"ask_size":3.0,"iv":0.2265,"open_interest":24.0,"volume":0.0,"delta":0.762,"gamma":0.0002,"vega":24.3977,"theta":-0.4413,"rho":52.5711,"theo":1228.1429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1342.15,"last_trade_time":"2026-02-02T12:43:57","percent_change":0.0,"prev_day_close":1244.35003662109},{"option":"SPX270617P06125000","bid":284.8,"bid_size":49.0,"ask":288.8,"ask_size":52.0,"iv":0.2268,"open_interest":15.0,"volume":0.0,"delta":-0.2418,"gamma":0.0002,"vega":24.3977,"theta":-0.5399,"rho":-25.5076,"theo":286.2898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.1,"last_trade_time":"2026-02-09T16:08:03","percent_change":0.0,"prev_day_close":281.099990844727},{"option":"SPX270617C06150000","bid":1203.8,"bid_size":3.0,"ask":1215.1,"ask_size":3.0,"iv":0.2254,"open_interest":6.0,"volume":0.0,"delta":0.7578,"gamma":0.0002,"vega":24.6234,"theta":-0.4458,"rho":52.4367,"theo":1209.4518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1286.0,"last_trade_time":"2025-12-11T13:33:00","percent_change":0.0,"prev_day_close":1225.40002441406},{"option":"SPX270617P06150000","bid":289.9,"bid_size":49.0,"ask":293.9,"ask_size":52.0,"iv":0.2256,"open_interest":339.0,"volume":0.0,"delta":-0.246,"gamma":0.0002,"vega":24.6234,"theta":-0.5419,"rho":-25.9576,"theo":291.3828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.5,"last_trade_time":"2026-02-12T15:54:10","percent_change":0.0,"prev_day_close":286.149993896484},{"option":"SPX270617C06175000","bid":1185.2,"bid_size":3.0,"ask":1196.5,"ask_size":3.0,"iv":0.2243,"open_interest":6.0,"volume":0.0,"delta":0.7535,"gamma":0.0002,"vega":24.8481,"theta":-0.4502,"rho":52.2939,"theo":1190.8414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1297.49,"last_trade_time":"2026-02-02T15:41:13","percent_change":0.0,"prev_day_close":1206.85003662109},{"option":"SPX270617P06175000","bid":295.1,"bid_size":48.0,"ask":299.2,"ask_size":61.0,"iv":0.2245,"open_interest":134.0,"volume":0.0,"delta":-0.2503,"gamma":0.0002,"vega":24.8481,"theta":-0.5438,"rho":-26.416,"theo":296.5565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.0,"last_trade_time":"2026-02-17T15:34:29","percent_change":0.0,"prev_day_close":291.25},{"option":"SPX270617C06200000","bid":1166.7,"bid_size":3.0,"ask":1178.0,"ask_size":3.0,"iv":0.2231,"open_interest":250.0,"volume":0.0,"delta":0.7492,"gamma":0.0002,"vega":25.0713,"theta":-0.4544,"rho":52.1433,"theo":1172.3132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1129.86,"last_trade_time":"2026-02-05T15:45:30","percent_change":0.0,"prev_day_close":1188.09997558594},{"option":"SPX270617P06200000","bid":300.4,"bid_size":47.0,"ask":304.5,"ask_size":60.0,"iv":0.2234,"open_interest":1927.0,"volume":41.0,"delta":-0.2546,"gamma":0.0002,"vega":25.0713,"theta":-0.5456,"rho":-26.8822,"theo":301.8124,"change":-9.85,"open":288.51,"high":292.8,"low":288.51,"tick":"up","last_trade_price":292.8,"last_trade_time":"2026-02-18T15:55:17","percent_change":-3.25459,"prev_day_close":296.450012207031},{"option":"SPX270617C06225000","bid":1148.3,"bid_size":3.0,"ask":1159.5,"ask_size":3.0,"iv":0.222,"open_interest":5.0,"volume":0.0,"delta":0.7448,"gamma":0.0002,"vega":25.2924,"theta":-0.4586,"rho":51.9866,"theo":1153.8681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1261.03,"last_trade_time":"2026-01-13T12:00:07","percent_change":0.0,"prev_day_close":1169.65002441406},{"option":"SPX270617P06225000","bid":305.7,"bid_size":48.0,"ask":309.8,"ask_size":61.0,"iv":0.2222,"open_interest":161.0,"volume":0.0,"delta":-0.259,"gamma":0.0002,"vega":25.2924,"theta":-0.5473,"rho":-27.3545,"theo":307.1514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":281.2,"last_trade_time":"2026-02-09T16:07:41","percent_change":0.0,"prev_day_close":301.75},{"option":"SPX270617C06250000","bid":1130.3,"bid_size":3.0,"ask":1140.9,"ask_size":3.0,"iv":0.2209,"open_interest":378.0,"volume":0.0,"delta":0.7403,"gamma":0.0002,"vega":25.511,"theta":-0.4627,"rho":51.8241,"theo":1135.5073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1198.4,"last_trade_time":"2026-02-09T09:40:47","percent_change":0.0,"prev_day_close":1150.25},{"option":"SPX270617P06250000","bid":311.2,"bid_size":46.0,"ask":315.3,"ask_size":59.0,"iv":0.2211,"open_interest":575.0,"volume":0.0,"delta":-0.2634,"gamma":0.0002,"vega":25.511,"theta":-0.5489,"rho":-27.8327,"theo":312.5746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":285.2,"last_trade_time":"2026-02-10T10:43:43","percent_change":0.0,"prev_day_close":307.049987792969},{"option":"SPX270617C06275000","bid":1113.0,"bid_size":6.0,"ask":1122.8,"ask_size":9.0,"iv":0.22,"open_interest":27.0,"volume":0.0,"delta":0.7358,"gamma":0.0002,"vega":25.7268,"theta":-0.4667,"rho":51.6569,"theo":1117.2312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1156.9,"last_trade_time":"2025-12-12T13:57:17","percent_change":0.0,"prev_day_close":1131.95001220703},{"option":"SPX270617P06275000","bid":316.7,"bid_size":46.0,"ask":320.7,"ask_size":49.0,"iv":0.22,"open_interest":2916.0,"volume":0.0,"delta":-0.2679,"gamma":0.0002,"vega":25.7268,"theta":-0.5504,"rho":-28.3154,"theo":318.0826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":291.1,"last_trade_time":"2026-02-09T16:08:58","percent_change":0.0,"prev_day_close":312.5},{"option":"SPX270617C06300000","bid":1094.8,"bid_size":6.0,"ask":1104.5,"ask_size":9.0,"iv":0.2188,"open_interest":1566.0,"volume":0.0,"delta":0.7312,"gamma":0.0002,"vega":25.9397,"theta":-0.4706,"rho":51.4856,"theo":1099.0405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1134.46,"last_trade_time":"2026-01-21T15:36:27","percent_change":0.0,"prev_day_close":1113.64996337891},{"option":"SPX270617P06300000","bid":322.3,"bid_size":45.0,"ask":326.4,"ask_size":56.0,"iv":0.2188,"open_interest":1961.0,"volume":0.0,"delta":-0.2725,"gamma":0.0002,"vega":25.9397,"theta":-0.5518,"rho":-28.8024,"theo":323.676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.5,"last_trade_time":"2026-02-12T15:54:10","percent_change":0.0,"prev_day_close":318.0},{"option":"SPX270617C06325000","bid":1076.7,"bid_size":6.0,"ask":1086.4,"ask_size":9.0,"iv":0.2177,"open_interest":38.0,"volume":0.0,"delta":0.7266,"gamma":0.0002,"vega":26.15,"theta":-0.4744,"rho":51.3098,"theo":1080.9356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1171.1,"last_trade_time":"2026-01-07T13:40:57","percent_change":0.0,"prev_day_close":1095.45001220703},{"option":"SPX270617P06325000","bid":328.0,"bid_size":27.0,"ask":332.0,"ask_size":47.0,"iv":0.2177,"open_interest":173.0,"volume":0.0,"delta":-0.2772,"gamma":0.0002,"vega":26.15,"theta":-0.553,"rho":-29.2937,"theo":329.3552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":301.5,"last_trade_time":"2026-02-09T16:08:46","percent_change":0.0,"prev_day_close":323.599990844727},{"option":"SPX270617C06350000","bid":1058.7,"bid_size":6.0,"ask":1068.3,"ask_size":9.0,"iv":0.2165,"open_interest":200.0,"volume":0.0,"delta":0.7219,"gamma":0.0002,"vega":26.3578,"theta":-0.478,"rho":51.1291,"theo":1062.9172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1079.67,"last_trade_time":"2026-02-13T12:32:03","percent_change":0.0,"prev_day_close":1077.35003662109},{"option":"SPX270617P06350000","bid":333.7,"bid_size":43.0,"ask":337.3,"ask_size":46.0,"iv":0.2164,"open_interest":80.0,"volume":0.0,"delta":-0.2819,"gamma":0.0002,"vega":26.3578,"theta":-0.5542,"rho":-29.79,"theo":335.1208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.05,"last_trade_time":"2026-02-13T12:32:03","percent_change":0.0,"prev_day_close":329.25},{"option":"SPX270617C06375000","bid":1040.9,"bid_size":6.0,"ask":1050.2,"ask_size":9.0,"iv":0.2154,"open_interest":4.0,"volume":0.0,"delta":0.7171,"gamma":0.0002,"vega":26.5635,"theta":-0.4816,"rho":50.9423,"theo":1044.9862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1156.6,"last_trade_time":"2026-01-27T14:27:55","percent_change":0.0,"prev_day_close":1059.35003662109},{"option":"SPX270617P06375000","bid":339.6,"bid_size":27.0,"ask":343.7,"ask_size":47.0,"iv":0.2154,"open_interest":1087.0,"volume":0.0,"delta":-0.2866,"gamma":0.0002,"vega":26.5635,"theta":-0.5553,"rho":-30.2924,"theo":340.9739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":312.7,"last_trade_time":"2026-02-09T16:06:15","percent_change":0.0,"prev_day_close":335.0},{"option":"SPX270617C06400000","bid":1022.9,"bid_size":6.0,"ask":1032.5,"ask_size":9.0,"iv":0.2142,"open_interest":378.0,"volume":0.0,"delta":0.7123,"gamma":0.0002,"vega":26.7674,"theta":-0.485,"rho":50.7481,"theo":1027.1438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1025.65,"last_trade_time":"2026-02-17T13:43:09","percent_change":0.0,"prev_day_close":1041.40002441406},{"option":"SPX270617P06400000","bid":345.5,"bid_size":43.0,"ask":349.7,"ask_size":45.0,"iv":0.2143,"open_interest":3228.0,"volume":0.0,"delta":-0.2915,"gamma":0.0002,"vega":26.7674,"theta":-0.5562,"rho":-30.8023,"theo":346.9155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.61,"last_trade_time":"2026-02-17T13:41:20","percent_change":0.0,"prev_day_close":340.900009155273},{"option":"SPX270617C06425000","bid":1005.2,"bid_size":6.0,"ask":1014.7,"ask_size":9.0,"iv":0.2131,"open_interest":11.0,"volume":0.0,"delta":0.7074,"gamma":0.0002,"vega":26.9697,"theta":-0.4884,"rho":50.545,"theo":1009.3915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1060.7,"last_trade_time":"2026-01-05T15:27:40","percent_change":0.0,"prev_day_close":1023.54998779297},{"option":"SPX270617P06425000","bid":351.5,"bid_size":26.0,"ask":355.7,"ask_size":44.0,"iv":0.2131,"open_interest":1016.0,"volume":0.0,"delta":-0.2964,"gamma":0.0002,"vega":26.9697,"theta":-0.5571,"rho":-31.3209,"theo":352.9473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.4,"last_trade_time":"2026-01-22T11:17:49","percent_change":0.0,"prev_day_close":346.800003051758},{"option":"SPX270617C06450000","bid":987.6,"bid_size":6.0,"ask":996.8,"ask_size":9.0,"iv":0.2119,"open_interest":66.0,"volume":0.0,"delta":0.7024,"gamma":0.0002,"vega":27.1702,"theta":-0.4916,"rho":50.3322,"theo":991.7312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1067.4,"last_trade_time":"2025-12-11T13:33:00","percent_change":0.0,"prev_day_close":1005.75},{"option":"SPX270617P06450000","bid":357.7,"bid_size":40.0,"ask":361.8,"ask_size":43.0,"iv":0.212,"open_interest":304.0,"volume":0.0,"delta":-0.3013,"gamma":0.0002,"vega":27.1702,"theta":-0.5578,"rho":-31.8494,"theo":359.0712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":361.2,"last_trade_time":"2026-02-12T13:32:41","percent_change":0.0,"prev_day_close":352.800003051758},{"option":"SPX270617C06475000","bid":970.0,"bid_size":6.0,"ask":979.4,"ask_size":10.0,"iv":0.2108,"open_interest":74.0,"volume":0.0,"delta":0.6974,"gamma":0.0002,"vega":27.3688,"theta":-0.4946,"rho":50.109,"theo":974.165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":993.43,"last_trade_time":"2025-12-12T11:54:04","percent_change":0.0,"prev_day_close":988.049987792969},{"option":"SPX270617P06475000","bid":363.8,"bid_size":25.0,"ask":368.0,"ask_size":43.0,"iv":0.2108,"open_interest":85.0,"volume":0.0,"delta":-0.3064,"gamma":0.0002,"vega":27.3688,"theta":-0.5584,"rho":-32.3882,"theo":365.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":334.5,"last_trade_time":"2026-02-09T16:08:49","percent_change":0.0,"prev_day_close":358.900009155273},{"option":"SPX270617C06500000","bid":952.5,"bid_size":6.0,"ask":961.9,"ask_size":9.0,"iv":0.2096,"open_interest":1008.0,"volume":1.0,"delta":0.6923,"gamma":0.0002,"vega":27.5651,"theta":-0.4976,"rho":49.8755,"theo":956.6949,"change":34.15,"open":984.2,"high":984.2,"low":984.2,"tick":"up","last_trade_price":984.2,"last_trade_time":"2026-02-18T10:07:30","percent_change":3.59455,"prev_day_close":970.5},{"option":"SPX270617P06500000","bid":370.1,"bid_size":39.0,"ask":374.3,"ask_size":42.0,"iv":0.2097,"open_interest":3645.0,"volume":1.0,"delta":-0.3114,"gamma":0.0002,"vega":27.5651,"theta":-0.5588,"rho":-32.9373,"theo":371.603,"change":-14.68,"open":358.07,"high":358.07,"low":358.07,"tick":"down","last_trade_price":358.07,"last_trade_time":"2026-02-18T10:07:30","percent_change":-3.9383,"prev_day_close":365.050003051758},{"option":"SPX270617C06525000","bid":935.2,"bid_size":6.0,"ask":944.5,"ask_size":10.0,"iv":0.2085,"open_interest":26.0,"volume":0.0,"delta":0.6872,"gamma":0.0002,"vega":27.7582,"theta":-0.5004,"rho":49.6326,"theo":939.3228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":935.49,"last_trade_time":"2026-02-13T10:57:26","percent_change":0.0,"prev_day_close":952.950012207031},{"option":"SPX270617P06525000","bid":376.5,"bid_size":24.0,"ask":381.0,"ask_size":41.0,"iv":0.2086,"open_interest":107.0,"volume":0.0,"delta":-0.3166,"gamma":0.0002,"vega":27.7582,"theta":-0.5592,"rho":-33.4958,"theo":378.0149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.83,"last_trade_time":"2026-02-13T10:57:26","percent_change":0.0,"prev_day_close":371.350006103516},{"option":"SPX270617C06550000","bid":917.6,"bid_size":9.0,"ask":927.0,"ask_size":10.0,"iv":0.2072,"open_interest":26.0,"volume":0.0,"delta":0.6819,"gamma":0.0002,"vega":27.9479,"theta":-0.5031,"rho":49.3819,"theo":922.0503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":927.66,"last_trade_time":"2026-02-13T13:04:31","percent_change":0.0,"prev_day_close":935.5},{"option":"SPX270617P06550000","bid":383.0,"bid_size":38.0,"ask":387.2,"ask_size":41.0,"iv":0.2074,"open_interest":74.0,"volume":0.0,"delta":-0.3219,"gamma":0.0002,"vega":27.9479,"theta":-0.5594,"rho":-34.0621,"theo":384.5265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.65,"last_trade_time":"2026-02-13T13:04:31","percent_change":0.0,"prev_day_close":377.75},{"option":"SPX270617C06575000","bid":900.9,"bid_size":6.0,"ask":909.8,"ask_size":10.0,"iv":0.2062,"open_interest":19.0,"volume":0.0,"delta":0.6766,"gamma":0.0002,"vega":28.1334,"theta":-0.5057,"rho":49.1244,"theo":904.8788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":797.95,"last_trade_time":"2025-09-15T09:43:58","percent_change":0.0,"prev_day_close":918.200012207031},{"option":"SPX270617P06575000","bid":389.5,"bid_size":24.0,"ask":393.8,"ask_size":41.0,"iv":0.2062,"open_interest":86.0,"volume":0.0,"delta":-0.3272,"gamma":0.0002,"vega":28.1334,"theta":-0.5594,"rho":-34.6352,"theo":391.139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.8,"last_trade_time":"2026-02-09T16:06:15","percent_change":0.0,"prev_day_close":384.149993896484},{"option":"SPX270617C06600000","bid":883.8,"bid_size":6.0,"ask":892.7,"ask_size":10.0,"iv":0.205,"open_interest":1000.0,"volume":0.0,"delta":0.6712,"gamma":0.0002,"vega":28.3144,"theta":-0.5081,"rho":48.8618,"theo":887.809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":845.16,"last_trade_time":"2026-02-17T10:47:10","percent_change":0.0,"prev_day_close":901.0},{"option":"SPX270617P06600000","bid":396.2,"bid_size":37.0,"ask":400.0,"ask_size":39.0,"iv":0.205,"open_interest":1381.0,"volume":0.0,"delta":-0.3325,"gamma":0.0002,"vega":28.3144,"theta":-0.5594,"rho":-35.2134,"theo":397.8534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.55,"last_trade_time":"2026-02-12T13:34:52","percent_change":0.0,"prev_day_close":390.75},{"option":"SPX270617C06625000","bid":866.7,"bid_size":6.0,"ask":875.8,"ask_size":10.0,"iv":0.2039,"open_interest":5.0,"volume":0.0,"delta":0.6658,"gamma":0.0002,"vega":28.4908,"theta":-0.5104,"rho":48.5948,"theo":870.8419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":913.35,"last_trade_time":"2026-01-14T12:43:21","percent_change":0.0,"prev_day_close":883.900024414062},{"option":"SPX270617P06625000","bid":403.0,"bid_size":23.0,"ask":407.3,"ask_size":38.0,"iv":0.2039,"open_interest":126.0,"volume":0.0,"delta":-0.338,"gamma":0.0002,"vega":28.4908,"theta":-0.5592,"rho":-35.7961,"theo":404.6703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":386.9,"last_trade_time":"2026-02-03T12:53:14","percent_change":0.0,"prev_day_close":397.399993896484},{"option":"SPX270617C06650000","bid":849.8,"bid_size":6.0,"ask":858.9,"ask_size":10.0,"iv":0.2027,"open_interest":221.0,"volume":0.0,"delta":0.6603,"gamma":0.0002,"vega":28.6626,"theta":-0.5125,"rho":48.3232,"theo":853.978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":928.9,"last_trade_time":"2025-12-11T13:33:03","percent_change":0.0,"prev_day_close":866.799987792969},{"option":"SPX270617P06650000","bid":409.8,"bid_size":36.0,"ask":414.2,"ask_size":38.0,"iv":0.2027,"open_interest":398.0,"volume":0.0,"delta":-0.3435,"gamma":0.0002,"vega":28.6626,"theta":-0.5588,"rho":-36.3832,"theo":411.5905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":377.5,"last_trade_time":"2026-02-09T16:06:15","percent_change":0.0,"prev_day_close":404.149993896484},{"option":"SPX270617C06675000","bid":833.1,"bid_size":7.0,"ask":842.1,"ask_size":12.0,"iv":0.2016,"open_interest":73.0,"volume":0.0,"delta":0.6547,"gamma":0.0002,"vega":28.8298,"theta":-0.5145,"rho":48.0464,"theo":837.2183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":912.6,"last_trade_time":"2025-12-11T13:33:27","percent_change":0.0,"prev_day_close":849.950012207031},{"option":"SPX270617P06675000","bid":416.9,"bid_size":22.0,"ask":421.2,"ask_size":38.0,"iv":0.2016,"open_interest":133.0,"volume":0.0,"delta":-0.3491,"gamma":0.0002,"vega":28.8298,"theta":-0.5583,"rho":-36.9757,"theo":418.6149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.4,"last_trade_time":"2026-02-09T16:08:50","percent_change":0.0,"prev_day_close":411.0},{"option":"SPX270617C06700000","bid":816.4,"bid_size":7.0,"ask":825.4,"ask_size":12.0,"iv":0.2004,"open_interest":583.0,"volume":0.0,"delta":0.649,"gamma":0.0002,"vega":28.9928,"theta":-0.5163,"rho":47.7626,"theo":820.564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":811.12,"last_trade_time":"2026-02-17T15:31:43","percent_change":0.0,"prev_day_close":833.099975585938},{"option":"SPX270617P06700000","bid":423.9,"bid_size":35.0,"ask":428.3,"ask_size":38.0,"iv":0.2004,"open_interest":3681.0,"volume":0.0,"delta":-0.3548,"gamma":0.0002,"vega":28.9928,"theta":-0.5576,"rho":-37.5751,"theo":425.7446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":429.44,"last_trade_time":"2026-02-17T15:31:43","percent_change":0.0,"prev_day_close":418.0},{"option":"SPX270617C06725000","bid":800.8,"bid_size":14.0,"ask":806.5,"ask_size":11.0,"iv":0.199,"open_interest":76.0,"volume":0.0,"delta":0.6433,"gamma":0.0002,"vega":29.1517,"theta":-0.518,"rho":47.4701,"theo":804.0168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":866.7,"last_trade_time":"2026-02-10T15:59:00","percent_change":0.0,"prev_day_close":816.449981689453},{"option":"SPX270617P06725000","bid":431.1,"bid_size":22.0,"ask":435.9,"ask_size":37.0,"iv":0.1993,"open_interest":93.0,"volume":0.0,"delta":-0.3605,"gamma":0.0002,"vega":29.1517,"theta":-0.5568,"rho":-38.1832,"theo":432.9815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.71,"last_trade_time":"2026-02-13T15:24:06","percent_change":0.0,"prev_day_close":425.100006103516},{"option":"SPX270617C06750000","bid":784.4,"bid_size":15.0,"ask":790.0,"ask_size":14.0,"iv":0.1978,"open_interest":194.0,"volume":0.0,"delta":0.6375,"gamma":0.0002,"vega":29.3066,"theta":-0.5195,"rho":47.167,"theo":787.579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":796.87,"last_trade_time":"2026-02-13T14:26:14","percent_change":0.0,"prev_day_close":799.899993896484},{"option":"SPX270617P06750000","bid":438.4,"bid_size":33.0,"ask":442.3,"ask_size":34.0,"iv":0.198,"open_interest":451.0,"volume":100.0,"delta":-0.3663,"gamma":0.0002,"vega":29.3066,"theta":-0.5559,"rho":-38.8019,"theo":440.3278,"change":-3.95,"open":437.8,"high":437.8,"low":437.8,"tick":"no_change","last_trade_price":437.8,"last_trade_time":"2026-02-18T15:25:52","percent_change":-0.894171,"prev_day_close":432.25},{"option":"SPX270617C06775000","bid":768.0,"bid_size":15.0,"ask":773.6,"ask_size":13.0,"iv":0.1966,"open_interest":5.0,"volume":0.0,"delta":0.6316,"gamma":0.0002,"vega":29.4572,"theta":-0.5209,"rho":46.8522,"theo":771.2534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":761.2,"last_trade_time":"2026-02-17T16:03:04","percent_change":0.0,"prev_day_close":783.399993896484},{"option":"SPX270617P06775000","bid":445.8,"bid_size":21.0,"ask":450.7,"ask_size":36.0,"iv":0.197,"open_interest":61.0,"volume":0.0,"delta":-0.3722,"gamma":0.0002,"vega":29.4572,"theta":-0.5548,"rho":-39.4324,"theo":447.7862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":451.25,"last_trade_time":"2026-02-17T16:03:04","percent_change":0.0,"prev_day_close":439.650009155273},{"option":"SPX270617C06800000","bid":751.8,"bid_size":15.0,"ask":757.4,"ask_size":14.0,"iv":0.1955,"open_interest":1141.0,"volume":46.0,"delta":0.6256,"gamma":0.0002,"vega":29.6033,"theta":-0.5221,"rho":46.5252,"theo":755.0427,"change":19.21,"open":784.62,"high":784.62,"low":768.15,"tick":"up","last_trade_price":768.16,"last_trade_time":"2026-02-18T14:47:59","percent_change":2.56493,"prev_day_close":767.100006103516},{"option":"SPX270617P06800000","bid":453.4,"bid_size":32.0,"ask":457.9,"ask_size":34.0,"iv":0.1958,"open_interest":4868.0,"volume":37.0,"delta":-0.3781,"gamma":0.0002,"vega":29.6033,"theta":-0.5535,"rho":-40.0749,"theo":455.3596,"change":-8.82,"open":437.38,"high":448.08,"low":436.58,"tick":"up","last_trade_price":448.08,"last_trade_time":"2026-02-18T14:47:59","percent_change":-1.9304,"prev_day_close":447.100006103516},{"option":"SPX270617C06825000","bid":735.7,"bid_size":16.0,"ask":741.3,"ask_size":13.0,"iv":0.1943,"open_interest":5.0,"volume":0.0,"delta":0.6196,"gamma":0.0002,"vega":29.7443,"theta":-0.5232,"rho":46.1868,"theo":738.9498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":832.98,"last_trade_time":"2026-01-13T12:00:07","percent_change":0.0,"prev_day_close":750.799987792969},{"option":"SPX270617P06825000","bid":461.0,"bid_size":20.0,"ask":465.9,"ask_size":34.0,"iv":0.1946,"open_interest":24.0,"volume":0.0,"delta":-0.3841,"gamma":0.0002,"vega":29.7443,"theta":-0.552,"rho":-40.7289,"theo":463.0508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":469.0,"last_trade_time":"2026-02-17T15:34:29","percent_change":0.0,"prev_day_close":454.650009155273},{"option":"SPX270617C06850000","bid":719.7,"bid_size":16.0,"ask":725.3,"ask_size":15.0,"iv":0.1932,"open_interest":526.0,"volume":0.0,"delta":0.6135,"gamma":0.0003,"vega":29.8796,"theta":-0.524,"rho":45.8391,"theo":722.9773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":723.6,"last_trade_time":"2026-02-13T11:34:00","percent_change":0.0,"prev_day_close":734.75},{"option":"SPX270617P06850000","bid":468.8,"bid_size":30.0,"ask":473.3,"ask_size":32.0,"iv":0.1934,"open_interest":1019.0,"volume":101.0,"delta":-0.3902,"gamma":0.0003,"vega":29.8796,"theta":-0.5504,"rho":-41.3922,"theo":470.8624,"change":-14.4,"open":459.2,"high":459.25,"low":458.1,"tick":"down","last_trade_price":458.1,"last_trade_time":"2026-02-18T15:55:23","percent_change":-3.04762,"prev_day_close":462.300003051758},{"option":"SPX270617C06875000","bid":703.8,"bid_size":16.0,"ask":709.4,"ask_size":13.0,"iv":0.192,"open_interest":287.0,"volume":0.0,"delta":0.6073,"gamma":0.0003,"vega":30.0088,"theta":-0.5247,"rho":45.4833,"theo":707.1272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":745.0,"last_trade_time":"2026-02-04T14:48:13","percent_change":0.0,"prev_day_close":718.700012207031},{"option":"SPX270617P06875000","bid":476.7,"bid_size":19.0,"ask":481.7,"ask_size":32.0,"iv":0.1923,"open_interest":90.0,"volume":0.0,"delta":-0.3964,"gamma":0.0003,"vega":30.0088,"theta":-0.5486,"rho":-42.0636,"theo":478.7964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":487.94,"last_trade_time":"2026-02-05T11:36:09","percent_change":0.0,"prev_day_close":470.050003051758},{"option":"SPX270617C06900000","bid":688.0,"bid_size":16.0,"ask":693.7,"ask_size":15.0,"iv":0.1908,"open_interest":2024.0,"volume":0.0,"delta":0.6011,"gamma":0.0003,"vega":30.1315,"theta":-0.5253,"rho":45.1222,"theo":691.4013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":681.9,"last_trade_time":"2026-02-17T16:03:04","percent_change":0.0,"prev_day_close":702.899993896484},{"option":"SPX270617P06900000","bid":484.7,"bid_size":30.0,"ask":489.3,"ask_size":32.0,"iv":0.1911,"open_interest":3171.0,"volume":3.0,"delta":-0.4027,"gamma":0.0003,"vega":30.1315,"theta":-0.5467,"rho":-42.7404,"theo":486.8545,"change":-9.51,"open":467.1,"high":479.55,"low":467.1,"tick":"down","last_trade_price":479.09,"last_trade_time":"2026-02-18T14:48:06","percent_change":-1.94638,"prev_day_close":478.0},{"option":"SPX270617C06925000","bid":672.4,"bid_size":16.0,"ask":678.1,"ask_size":14.0,"iv":0.1897,"open_interest":7.0,"volume":0.0,"delta":0.5948,"gamma":0.0003,"vega":30.2475,"theta":-0.5256,"rho":44.7566,"theo":675.8009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":733.14,"last_trade_time":"2026-02-11T11:09:49","percent_change":0.0,"prev_day_close":687.050018310547},{"option":"SPX270617P06925000","bid":492.8,"bid_size":19.0,"ask":497.9,"ask_size":32.0,"iv":0.19,"open_interest":80.0,"volume":0.0,"delta":-0.409,"gamma":0.0003,"vega":30.2475,"theta":-0.5445,"rho":-43.4215,"theo":495.0382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":464.11,"last_trade_time":"2026-02-11T11:09:49","percent_change":0.0,"prev_day_close":486.050003051758},{"option":"SPX270617C06950000","bid":657.0,"bid_size":16.0,"ask":662.6,"ask_size":15.0,"iv":0.1885,"open_interest":510.0,"volume":0.0,"delta":0.5884,"gamma":0.0003,"vega":30.3567,"theta":-0.5258,"rho":44.3868,"theo":660.3273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":736.7,"last_trade_time":"2026-02-12T09:33:00","percent_change":0.0,"prev_day_close":671.5},{"option":"SPX270617P06950000","bid":501.1,"bid_size":31.0,"ask":505.8,"ask_size":32.0,"iv":0.1887,"open_interest":101.0,"volume":0.0,"delta":-0.4154,"gamma":0.0003,"vega":30.3567,"theta":-0.5422,"rho":-44.107,"theo":503.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":473.73,"last_trade_time":"2026-01-29T10:00:22","percent_change":0.0,"prev_day_close":494.199996948242},{"option":"SPX270617C06975000","bid":641.6,"bid_size":16.0,"ask":647.2,"ask_size":14.0,"iv":0.1873,"open_interest":10.0,"volume":0.0,"delta":0.5819,"gamma":0.0003,"vega":30.459,"theta":-0.5258,"rho":44.0113,"theo":644.9822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":680.16,"last_trade_time":"2026-02-12T11:01:29","percent_change":0.0,"prev_day_close":655.949981689453},{"option":"SPX270617P06975000","bid":509.6,"bid_size":19.0,"ask":514.7,"ask_size":31.0,"iv":0.1877,"open_interest":14.0,"volume":0.0,"delta":-0.4219,"gamma":0.0003,"vega":30.459,"theta":-0.5397,"rho":-44.798,"theo":511.7876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":470.5,"last_trade_time":"2026-02-11T12:44:43","percent_change":0.0,"prev_day_close":502.550003051758},{"option":"SPX270617C07000000","bid":626.4,"bid_size":17.0,"ask":632.0,"ask_size":16.0,"iv":0.1862,"open_interest":39792.0,"volume":0.0,"delta":0.5753,"gamma":0.0003,"vega":30.5545,"theta":-0.5256,"rho":43.6282,"theo":629.7679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":625.99,"last_trade_time":"2026-02-17T13:39:00","percent_change":0.0,"prev_day_close":640.699981689453},{"option":"SPX270617P07000000","bid":518.1,"bid_size":29.0,"ask":522.8,"ask_size":31.0,"iv":0.1864,"open_interest":40868.0,"volume":117.0,"delta":-0.4284,"gamma":0.0003,"vega":30.5545,"theta":-0.5371,"rho":-45.4968,"theo":520.3574,"change":-23.55,"open":498.9,"high":498.9,"low":498.9,"tick":"down","last_trade_price":498.9,"last_trade_time":"2026-02-18T13:15:39","percent_change":-4.50761,"prev_day_close":510.949996948242},{"option":"SPX270617C07025000","bid":611.4,"bid_size":17.0,"ask":617.0,"ask_size":15.0,"iv":0.185,"open_interest":1.0,"volume":0.0,"delta":0.5687,"gamma":0.0003,"vega":30.6429,"theta":-0.5252,"rho":43.2347,"theo":614.6874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":661.0,"last_trade_time":"2026-02-06T15:25:01","percent_change":0.0,"prev_day_close":625.449981689453},{"option":"SPX270617P07025000","bid":526.8,"bid_size":19.0,"ask":532.0,"ask_size":31.0,"iv":0.1853,"open_interest":28.0,"volume":0.0,"delta":-0.4351,"gamma":0.0003,"vega":30.6429,"theta":-0.5342,"rho":-46.2059,"theo":529.0611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":501.1,"last_trade_time":"2026-02-06T15:25:01","percent_change":0.0,"prev_day_close":519.549987792969},{"option":"SPX270617C07050000","bid":596.5,"bid_size":17.0,"ask":602.1,"ask_size":16.0,"iv":0.1839,"open_interest":383.0,"volume":0.0,"delta":0.562,"gamma":0.0003,"vega":30.7242,"theta":-0.5247,"rho":42.8286,"theo":599.7446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":677.03,"last_trade_time":"2026-02-09T12:09:43","percent_change":0.0,"prev_day_close":610.449981689453},{"option":"SPX270617P07050000","bid":535.7,"bid_size":28.0,"ask":540.5,"ask_size":30.0,"iv":0.1841,"open_interest":199.0,"volume":0.0,"delta":-0.4418,"gamma":0.0003,"vega":30.7242,"theta":-0.5312,"rho":-46.9276,"theo":537.9023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":511.34,"last_trade_time":"2026-02-06T15:04:17","percent_change":0.0,"prev_day_close":528.300018310547},{"option":"SPX270617C07075000","bid":581.7,"bid_size":17.0,"ask":587.3,"ask_size":17.0,"iv":0.1827,"open_interest":2.0,"volume":0.0,"delta":0.5552,"gamma":0.0003,"vega":30.7979,"theta":-0.524,"rho":42.409,"theo":584.9437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":613.35,"last_trade_time":"2025-12-12T11:58:28","percent_change":0.0,"prev_day_close":595.600006103516},{"option":"SPX270617P07075000","bid":544.7,"bid_size":18.0,"ask":549.9,"ask_size":30.0,"iv":0.183,"open_interest":158.0,"volume":0.0,"delta":-0.4486,"gamma":0.0003,"vega":30.7979,"theta":-0.5279,"rho":-47.6628,"theo":546.8855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":486.3,"last_trade_time":"2026-01-27T12:14:09","percent_change":0.0,"prev_day_close":537.149993896484},{"option":"SPX270617C07100000","bid":567.1,"bid_size":17.0,"ask":572.7,"ask_size":16.0,"iv":0.1816,"open_interest":1739.0,"volume":2.0,"delta":0.5483,"gamma":0.0003,"vega":30.8636,"theta":-0.523,"rho":41.9761,"theo":570.2892,"change":19.5,"open":584.15,"high":584.9,"low":584.15,"tick":"up","last_trade_price":584.9,"last_trade_time":"2026-02-18T15:47:24","percent_change":3.44889,"prev_day_close":580.800018310547},{"option":"SPX270617P07100000","bid":553.9,"bid_size":27.0,"ask":559.1,"ask_size":28.0,"iv":0.1819,"open_interest":1467.0,"volume":8.0,"delta":-0.4554,"gamma":0.0003,"vega":30.8636,"theta":-0.5245,"rho":-48.4113,"theo":556.015,"change":-9.55,"open":541.0,"high":549.0,"low":541.0,"tick":"up","last_trade_price":549.0,"last_trade_time":"2026-02-18T15:03:51","percent_change":-1.70978,"prev_day_close":546.25},{"option":"SPX270617C07125000","bid":552.6,"bid_size":18.0,"ask":558.2,"ask_size":18.0,"iv":0.1804,"open_interest":471.0,"volume":465.0,"delta":0.5414,"gamma":0.0003,"vega":30.9209,"theta":-0.5219,"rho":41.5324,"theo":555.7853,"change":29.1,"open":580.0,"high":580.0,"low":580.0,"tick":"no_change","last_trade_price":580.0,"last_trade_time":"2026-02-18T10:51:43","percent_change":5.28226,"prev_day_close":566.100006103516},{"option":"SPX270617P07125000","bid":563.2,"bid_size":16.0,"ask":568.5,"ask_size":28.0,"iv":0.1808,"open_interest":471.0,"volume":465.0,"delta":-0.4624,"gamma":0.0003,"vega":30.9209,"theta":-0.5209,"rho":-49.1706,"theo":565.2952,"change":-22.95,"open":545.0,"high":545.0,"low":545.0,"tick":"no_change","last_trade_price":545.0,"last_trade_time":"2026-02-18T10:51:43","percent_change":-4.04085,"prev_day_close":555.350006103516},{"option":"SPX270617C07150000","bid":538.3,"bid_size":18.0,"ask":543.9,"ask_size":18.0,"iv":0.1793,"open_interest":59.0,"volume":0.0,"delta":0.5344,"gamma":0.0003,"vega":30.9696,"theta":-0.5206,"rho":41.0799,"theo":541.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":540.0,"last_trade_time":"2026-01-21T11:58:08","percent_change":0.0,"prev_day_close":551.75},{"option":"SPX270617P07150000","bid":572.7,"bid_size":26.0,"ask":578.0,"ask_size":27.0,"iv":0.1796,"open_interest":133.0,"volume":0.0,"delta":-0.4694,"gamma":0.0003,"vega":30.9696,"theta":-0.5171,"rho":-49.9387,"theo":574.7295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":512.39,"last_trade_time":"2026-01-12T14:39:39","percent_change":0.0,"prev_day_close":564.649993896484},{"option":"SPX270617C07175000","bid":524.2,"bid_size":19.0,"ask":529.8,"ask_size":19.0,"iv":0.1782,"open_interest":158.0,"volume":0.0,"delta":0.5273,"gamma":0.0003,"vega":31.0095,"theta":-0.5191,"rho":40.6224,"theo":527.2429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":608.34,"last_trade_time":"2026-01-12T11:30:38","percent_change":0.0,"prev_day_close":537.450012207031},{"option":"SPX270617P07175000","bid":582.3,"bid_size":16.0,"ask":587.6,"ask_size":28.0,"iv":0.1785,"open_interest":104.0,"volume":0.0,"delta":-0.4765,"gamma":0.0003,"vega":31.0095,"theta":-0.5131,"rho":-50.7119,"theo":584.321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":526.1,"last_trade_time":"2026-01-12T11:30:38","percent_change":0.0,"prev_day_close":574.149993896484},{"option":"SPX270617C07200000","bid":510.2,"bid_size":19.0,"ask":515.8,"ask_size":19.0,"iv":0.177,"open_interest":3196.0,"volume":3.0,"delta":0.5202,"gamma":0.0003,"vega":31.0405,"theta":-0.5174,"rho":40.1614,"theo":513.2101,"change":21.6,"open":530.4,"high":530.4,"low":530.4,"tick":"up","last_trade_price":530.4,"last_trade_time":"2026-02-18T13:55:27","percent_change":4.24528,"prev_day_close":523.200012207031},{"option":"SPX270617P07200000","bid":592.1,"bid_size":26.0,"ask":597.4,"ask_size":27.0,"iv":0.1773,"open_interest":2477.0,"volume":502.0,"delta":-0.4836,"gamma":0.0003,"vega":31.0405,"theta":-0.5089,"rho":-51.4885,"theo":594.0723,"change":-12.21,"open":572.61,"high":585.55,"low":572.61,"tick":"down","last_trade_price":584.99,"last_trade_time":"2026-02-18T14:48:06","percent_change":-2.04454,"prev_day_close":583.800018310547},{"option":"SPX270617C07225000","bid":496.4,"bid_size":19.0,"ask":501.9,"ask_size":19.0,"iv":0.1759,"open_interest":115.0,"volume":0.0,"delta":0.5129,"gamma":0.0003,"vega":31.0624,"theta":-0.5154,"rho":39.6969,"theo":499.3396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":504.9,"last_trade_time":"2026-02-13T10:37:21","percent_change":0.0,"prev_day_close":509.349990844727},{"option":"SPX270617P07225000","bid":602.0,"bid_size":16.0,"ask":607.3,"ask_size":28.0,"iv":0.1762,"open_interest":0.0,"volume":0.0,"delta":-0.4908,"gamma":0.0003,"vega":31.0624,"theta":-0.5045,"rho":-52.2686,"theo":603.9858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":593.600006103516},{"option":"SPX270617C07250000","bid":482.7,"bid_size":26.0,"ask":488.3,"ask_size":26.0,"iv":0.1747,"open_interest":253.0,"volume":0.0,"delta":0.5056,"gamma":0.0003,"vega":31.075,"theta":-0.5134,"rho":39.2271,"theo":485.6344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":512.21,"last_trade_time":"2026-02-12T11:07:49","percent_change":0.0,"prev_day_close":495.550003051758},{"option":"SPX270617P07250000","bid":612.1,"bid_size":26.0,"ask":617.5,"ask_size":26.0,"iv":0.175,"open_interest":229.0,"volume":0.0,"delta":-0.4981,"gamma":0.0003,"vega":31.075,"theta":-0.4999,"rho":-53.054,"theo":614.0647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":635.22,"last_trade_time":"2026-02-05T15:00:30","percent_change":0.0,"prev_day_close":603.600006103516},{"option":"SPX270617C07275000","bid":469.2,"bid_size":27.0,"ask":474.8,"ask_size":27.0,"iv":0.1736,"open_interest":11.0,"volume":7.0,"delta":0.4983,"gamma":0.0003,"vega":31.0778,"theta":-0.511,"rho":38.749,"theo":472.0983,"change":31.0,"open":498.8,"high":499.0,"low":498.8,"tick":"up","last_trade_price":499.0,"last_trade_time":"2026-02-18T13:03:54","percent_change":6.62393,"prev_day_close":481.899993896484},{"option":"SPX270617P07275000","bid":622.4,"bid_size":17.0,"ask":627.8,"ask_size":26.0,"iv":0.1739,"open_interest":109.0,"volume":0.0,"delta":-0.5055,"gamma":0.0003,"vega":31.0778,"theta":-0.4951,"rho":-53.8477,"theo":624.3127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":555.8,"last_trade_time":"2026-01-27T14:40:17","percent_change":0.0,"prev_day_close":613.850006103516},{"option":"SPX270617C07300000","bid":455.9,"bid_size":27.0,"ask":461.4,"ask_size":27.0,"iv":0.1725,"open_interest":1662.0,"volume":80.0,"delta":0.4908,"gamma":0.0003,"vega":31.0702,"theta":-0.5086,"rho":38.2591,"theo":458.7364,"change":19.15,"open":474.0,"high":474.0,"low":474.0,"tick":"no_change","last_trade_price":474.0,"last_trade_time":"2026-02-18T10:03:36","percent_change":4.21018,"prev_day_close":468.399993896484},{"option":"SPX270617P07300000","bid":632.9,"bid_size":25.0,"ask":637.7,"ask_size":26.0,"iv":0.1727,"open_interest":768.0,"volume":0.0,"delta":-0.5129,"gamma":0.0003,"vega":31.0702,"theta":-0.4901,"rho":-54.6532,"theo":634.7349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":641.5,"last_trade_time":"2026-02-17T15:52:58","percent_change":0.0,"prev_day_close":624.149993896484},{"option":"SPX270617C07325000","bid":442.8,"bid_size":27.0,"ask":448.3,"ask_size":27.0,"iv":0.1714,"open_interest":1.0,"volume":0.0,"delta":0.4833,"gamma":0.0003,"vega":31.0517,"theta":-0.5059,"rho":37.7555,"theo":445.5543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":522.6,"last_trade_time":"2025-12-11T14:54:48","percent_change":0.0,"prev_day_close":455.199996948242},{"option":"SPX270617P07325000","bid":643.5,"bid_size":16.0,"ask":648.9,"ask_size":19.0,"iv":0.1717,"open_interest":6.0,"volume":0.0,"delta":-0.5204,"gamma":0.0003,"vega":31.0517,"theta":-0.485,"rho":-55.4724,"theo":645.3368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":648.44,"last_trade_time":"2026-01-21T12:07:02","percent_change":0.0,"prev_day_close":634.649993896484},{"option":"SPX270617C07350000","bid":429.8,"bid_size":27.0,"ask":435.3,"ask_size":27.0,"iv":0.1703,"open_interest":538.0,"volume":0.0,"delta":0.4758,"gamma":0.0003,"vega":31.0218,"theta":-0.503,"rho":37.238,"theo":432.5582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":446.02,"last_trade_time":"2026-02-13T12:32:03","percent_change":0.0,"prev_day_close":442.100006103516},{"option":"SPX270617P07350000","bid":654.3,"bid_size":17.0,"ask":659.7,"ask_size":18.0,"iv":0.1706,"open_interest":644.0,"volume":0.0,"delta":-0.528,"gamma":0.0003,"vega":31.0218,"theta":-0.4796,"rho":-56.3056,"theo":656.1248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":648.4,"last_trade_time":"2026-02-13T12:32:03","percent_change":0.0,"prev_day_close":645.350006103516},{"option":"SPX270617C07375000","bid":417.1,"bid_size":27.0,"ask":422.5,"ask_size":27.0,"iv":0.1691,"open_interest":26.0,"volume":0.0,"delta":0.4682,"gamma":0.0003,"vega":30.9804,"theta":-0.4999,"rho":36.709,"theo":419.7537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":473.77,"last_trade_time":"2026-01-30T14:48:20","percent_change":0.0,"prev_day_close":429.150009155273},{"option":"SPX270617P07375000","bid":665.4,"bid_size":15.0,"ask":670.7,"ask_size":18.0,"iv":0.1695,"open_interest":29.0,"volume":0.0,"delta":-0.5356,"gamma":0.0003,"vega":30.9804,"theta":-0.474,"rho":-57.1501,"theo":667.1043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":632.7,"last_trade_time":"2026-01-30T15:15:42","percent_change":0.0,"prev_day_close":656.149993896484},{"option":"SPX270617C07400000","bid":404.5,"bid_size":27.0,"ask":409.9,"ask_size":26.0,"iv":0.168,"open_interest":2095.0,"volume":15.0,"delta":0.4605,"gamma":0.0003,"vega":30.9277,"theta":-0.4966,"rho":36.1721,"theo":407.1457,"change":13.63,"open":417.48,"high":417.48,"low":417.48,"tick":"up","last_trade_price":417.48,"last_trade_time":"2026-02-18T14:47:59","percent_change":3.37501,"prev_day_close":416.449996948242},{"option":"SPX270617P07400000","bid":676.6,"bid_size":15.0,"ask":681.3,"ask_size":16.0,"iv":0.1682,"open_interest":747.0,"volume":10.0,"delta":-0.5433,"gamma":0.0003,"vega":30.9277,"theta":-0.4683,"rho":-58.0027,"theo":678.2804,"change":-14.47,"open":668.18,"high":668.18,"low":668.18,"tick":"down","last_trade_price":668.18,"last_trade_time":"2026-02-18T14:47:59","percent_change":-2.11968,"prev_day_close":667.300018310547},{"option":"SPX270617C07425000","bid":392.1,"bid_size":28.0,"ask":397.5,"ask_size":28.0,"iv":0.1669,"open_interest":23.0,"volume":0.0,"delta":0.4528,"gamma":0.0003,"vega":30.864,"theta":-0.4932,"rho":35.6318,"theo":394.738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":461.0,"last_trade_time":"2026-02-11T09:39:20","percent_change":0.0,"prev_day_close":403.949996948242},{"option":"SPX270617P07425000","bid":687.9,"bid_size":14.0,"ask":693.3,"ask_size":17.0,"iv":0.1673,"open_interest":3.0,"volume":0.0,"delta":-0.551,"gamma":0.0003,"vega":30.864,"theta":-0.4623,"rho":-58.8586,"theo":689.6568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":689.99,"last_trade_time":"2025-12-08T11:06:00","percent_change":0.0,"prev_day_close":678.549987792969},{"option":"SPX270617C07450000","bid":380.4,"bid_size":29.0,"ask":385.3,"ask_size":29.0,"iv":0.1659,"open_interest":310.0,"volume":0.0,"delta":0.445,"gamma":0.0003,"vega":30.7897,"theta":-0.4895,"rho":35.0906,"theo":382.5336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":437.91,"last_trade_time":"2026-01-30T14:51:17","percent_change":0.0,"prev_day_close":391.600006103516},{"option":"SPX270617P07450000","bid":699.5,"bid_size":16.0,"ask":704.3,"ask_size":17.0,"iv":0.1661,"open_interest":4.0,"volume":0.0,"delta":-0.5588,"gamma":0.0003,"vega":30.7897,"theta":-0.4562,"rho":-59.7154,"theo":701.2364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":711.08,"last_trade_time":"2025-12-12T14:26:46","percent_change":0.0,"prev_day_close":690.0},{"option":"SPX270617C07475000","bid":368.0,"bid_size":31.0,"ask":373.4,"ask_size":30.0,"iv":0.1648,"open_interest":42.0,"volume":0.0,"delta":0.4372,"gamma":0.0003,"vega":30.7049,"theta":-0.4857,"rho":34.5484,"theo":370.5351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":374.5,"last_trade_time":"2026-02-12T13:33:16","percent_change":0.0,"prev_day_close":379.5},{"option":"SPX270617P07475000","bid":711.3,"bid_size":14.0,"ask":716.7,"ask_size":17.0,"iv":0.1651,"open_interest":3.0,"volume":0.0,"delta":-0.5666,"gamma":0.0003,"vega":30.7049,"theta":-0.4498,"rho":-60.5731,"theo":713.0221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":740.2,"last_trade_time":"2025-12-18T13:05:24","percent_change":0.0,"prev_day_close":701.699981689453},{"option":"SPX270617C07500000","bid":356.7,"bid_size":31.0,"ask":361.6,"ask_size":30.0,"iv":0.1638,"open_interest":2417.0,"volume":3.0,"delta":0.4293,"gamma":0.0003,"vega":30.609,"theta":-0.4817,"rho":34.0028,"theo":358.7458,"change":14.56,"open":382.5,"high":382.5,"low":370.29,"tick":"up","last_trade_price":370.51,"last_trade_time":"2026-02-18T14:20:06","percent_change":4.09046,"prev_day_close":367.650009155273},{"option":"SPX270617P07500000","bid":723.4,"bid_size":16.0,"ask":728.1,"ask_size":17.0,"iv":0.1639,"open_interest":812.0,"volume":6.0,"delta":-0.5744,"gamma":0.0003,"vega":30.609,"theta":-0.4433,"rho":-61.4344,"theo":725.0169,"change":-20.92,"open":711.4,"high":711.71,"low":709.03,"tick":"down","last_trade_price":709.03,"last_trade_time":"2026-02-18T14:22:59","percent_change":-2.86595,"prev_day_close":713.5},{"option":"SPX270617C07525000","bid":344.7,"bid_size":31.0,"ask":350.0,"ask_size":30.0,"iv":0.1627,"open_interest":14.0,"volume":0.0,"delta":0.4214,"gamma":0.0003,"vega":30.5011,"theta":-0.4775,"rho":33.4496,"theo":347.1698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":419.6,"last_trade_time":"2026-01-28T13:27:13","percent_change":0.0,"prev_day_close":355.949996948242},{"option":"SPX270617P07525000","bid":735.6,"bid_size":13.0,"ask":741.0,"ask_size":16.0,"iv":0.163,"open_interest":11.0,"volume":0.0,"delta":-0.5824,"gamma":0.0003,"vega":30.5011,"theta":-0.4366,"rho":-62.3032,"theo":737.2249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":703.5,"last_trade_time":"2025-12-22T14:34:32","percent_change":0.0,"prev_day_close":725.600006103516},{"option":"SPX270617C07550000","bid":333.8,"bid_size":32.0,"ask":338.6,"ask_size":31.0,"iv":0.1617,"open_interest":25.0,"volume":0.0,"delta":0.4135,"gamma":0.0003,"vega":30.38,"theta":-0.4731,"rho":32.8854,"theo":335.8121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":396.4,"last_trade_time":"2026-02-11T09:39:29","percent_change":0.0,"prev_day_close":344.349990844727},{"option":"SPX270617P07550000","bid":748.0,"bid_size":15.0,"ask":753.4,"ask_size":16.0,"iv":0.1619,"open_interest":1.0,"volume":0.0,"delta":-0.5903,"gamma":0.0003,"vega":30.38,"theta":-0.4298,"rho":-63.183,"theo":749.6513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":750.1,"last_trade_time":"2025-12-03T15:23:36","percent_change":0.0,"prev_day_close":737.850006103516},{"option":"SPX270617C07575000","bid":322.3,"bid_size":32.0,"ask":327.5,"ask_size":31.0,"iv":0.1606,"open_interest":29.0,"volume":0.0,"delta":0.4055,"gamma":0.0003,"vega":30.2449,"theta":-0.4686,"rho":32.3088,"theo":324.6783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":363.6,"last_trade_time":"2026-02-06T15:44:42","percent_change":0.0,"prev_day_close":333.199996948242},{"option":"SPX270617P07575000","bid":760.7,"bid_size":13.0,"ask":766.1,"ask_size":16.0,"iv":0.1609,"open_interest":13.0,"volume":0.0,"delta":-0.5982,"gamma":0.0003,"vega":30.2449,"theta":-0.4228,"rho":-64.0752,"theo":762.3015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":727.7,"last_trade_time":"2025-12-22T14:34:25","percent_change":0.0,"prev_day_close":750.399993896484},{"option":"SPX270617C07600000","bid":311.8,"bid_size":32.0,"ask":316.6,"ask_size":31.0,"iv":0.1597,"open_interest":1443.0,"volume":5.0,"delta":0.3975,"gamma":0.0003,"vega":30.0957,"theta":-0.4639,"rho":31.7217,"theo":313.7733,"change":21.29,"open":332.74,"high":332.74,"low":332.74,"tick":"up","last_trade_price":332.74,"last_trade_time":"2026-02-18T10:52:29","percent_change":6.83576,"prev_day_close":322.100006103516},{"option":"SPX270617P07600000","bid":773.6,"bid_size":15.0,"ask":779.0,"ask_size":16.0,"iv":0.1599,"open_interest":361.0,"volume":0.0,"delta":-0.6062,"gamma":0.0003,"vega":30.0957,"theta":-0.4156,"rho":-64.9779,"theo":775.1807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":722.58,"last_trade_time":"2026-02-03T11:48:00","percent_change":0.0,"prev_day_close":763.199981689453},{"option":"SPX270617C07625000","bid":300.8,"bid_size":32.0,"ask":305.9,"ask_size":31.0,"iv":0.1586,"open_interest":3.0,"volume":0.0,"delta":0.3895,"gamma":0.0003,"vega":29.9332,"theta":-0.459,"rho":31.1291,"theo":303.1011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":371.3,"last_trade_time":"2026-01-28T13:27:05","percent_change":0.0,"prev_day_close":311.25},{"option":"SPX270617P07625000","bid":786.7,"bid_size":14.0,"ask":792.1,"ask_size":16.0,"iv":0.1589,"open_interest":0.0,"volume":0.0,"delta":-0.6142,"gamma":0.0003,"vega":29.9332,"theta":-0.4082,"rho":-65.8861,"theo":788.2925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.149993896484},{"option":"SPX270617C07650000","bid":290.7,"bid_size":34.0,"ask":295.4,"ask_size":33.0,"iv":0.1577,"open_interest":100.0,"volume":0.0,"delta":0.3815,"gamma":0.0003,"vega":29.7585,"theta":-0.454,"rho":30.536,"theo":292.6637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.76,"last_trade_time":"2026-02-17T10:45:52","percent_change":0.0,"prev_day_close":300.649993896484},{"option":"SPX270617P07650000","bid":800.0,"bid_size":14.0,"ask":805.4,"ask_size":15.0,"iv":0.1579,"open_interest":18.0,"volume":0.0,"delta":-0.6222,"gamma":0.0003,"vega":29.7585,"theta":-0.4007,"rho":-66.7948,"theo":801.6392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":783.8,"last_trade_time":"2026-01-20T10:29:07","percent_change":0.0,"prev_day_close":789.25},{"option":"SPX270617C07675000","bid":280.2,"bid_size":36.0,"ask":285.2,"ask_size":34.0,"iv":0.1566,"open_interest":66.0,"volume":0.0,"delta":0.3735,"gamma":0.0003,"vega":29.5732,"theta":-0.4488,"rho":29.9463,"theo":282.4618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":348.5,"last_trade_time":"2026-01-28T13:26:51","percent_change":0.0,"prev_day_close":290.199996948242},{"option":"SPX270617P07675000","bid":813.6,"bid_size":12.0,"ask":819.0,"ask_size":13.0,"iv":0.157,"open_interest":0.0,"volume":0.0,"delta":-0.6302,"gamma":0.0003,"vega":29.5732,"theta":-0.393,"rho":-67.7002,"theo":815.2213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":802.75},{"option":"SPX270617C07700000","bid":270.6,"bid_size":36.0,"ask":275.1,"ask_size":34.0,"iv":0.1557,"open_interest":490.0,"volume":0.0,"delta":0.3655,"gamma":0.0003,"vega":29.3777,"theta":-0.4434,"rho":29.3602,"theo":272.4952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.05,"last_trade_time":"2026-02-05T11:30:50","percent_change":0.0,"prev_day_close":280.100006103516},{"option":"SPX270617P07700000","bid":827.4,"bid_size":13.0,"ask":832.8,"ask_size":14.0,"iv":0.156,"open_interest":88.0,"volume":0.0,"delta":-0.6382,"gamma":0.0003,"vega":29.3777,"theta":-0.3852,"rho":-68.6018,"theo":829.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":793.88,"last_trade_time":"2026-02-03T13:07:03","percent_change":0.0,"prev_day_close":816.25},{"option":"SPX270617C07725000","bid":260.5,"bid_size":38.0,"ask":265.4,"ask_size":22.0,"iv":0.1547,"open_interest":15.0,"volume":0.0,"delta":0.3575,"gamma":0.0003,"vega":29.1718,"theta":-0.438,"rho":28.775,"theo":262.7642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":316.8,"last_trade_time":"2026-02-11T09:39:22","percent_change":0.0,"prev_day_close":270.199996948242},{"option":"SPX270617P07725000","bid":841.4,"bid_size":12.0,"ask":846.8,"ask_size":11.0,"iv":0.155,"open_interest":0.0,"volume":0.0,"delta":-0.6462,"gamma":0.0003,"vega":29.1718,"theta":-0.3772,"rho":-69.5027,"theo":843.0919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.25},{"option":"SPX270617C07750000","bid":251.4,"bid_size":38.0,"ask":255.8,"ask_size":36.0,"iv":0.1539,"open_interest":43.0,"volume":4.0,"delta":0.3495,"gamma":0.0003,"vega":28.954,"theta":-0.4324,"rho":28.186,"theo":253.2698,"change":11.18,"open":262.53,"high":262.63,"low":262.53,"tick":"up","last_trade_price":262.63,"last_trade_time":"2026-02-18T15:47:24","percent_change":4.44621,"prev_day_close":260.5},{"option":"SPX270617P07750000","bid":853.0,"bid_size":12.0,"ask":862.3,"ask_size":7.0,"iv":0.1538,"open_interest":54.0,"volume":0.0,"delta":-0.6542,"gamma":0.0003,"vega":28.954,"theta":-0.3691,"rho":-70.4073,"theo":857.3815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":772.62,"last_trade_time":"2026-01-12T14:11:26","percent_change":0.0,"prev_day_close":844.850006103516},{"option":"SPX270617C07775000","bid":241.7,"bid_size":39.0,"ask":246.6,"ask_size":23.0,"iv":0.1529,"open_interest":30.0,"volume":0.0,"delta":0.3416,"gamma":0.0003,"vega":28.7227,"theta":-0.4266,"rho":27.5895,"theo":244.0138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.5,"last_trade_time":"2026-01-26T11:02:55","percent_change":0.0,"prev_day_close":251.0},{"option":"SPX270617P07775000","bid":867.5,"bid_size":9.0,"ask":876.9,"ask_size":6.0,"iv":0.153,"open_interest":11.0,"volume":0.0,"delta":-0.6622,"gamma":0.0003,"vega":28.7227,"theta":-0.3609,"rho":-71.3194,"theo":871.9096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":785.74,"last_trade_time":"2026-01-12T14:14:53","percent_change":0.0,"prev_day_close":859.200012207031},{"option":"SPX270617C07800000","bid":233.1,"bid_size":40.0,"ask":237.5,"ask_size":38.0,"iv":0.1521,"open_interest":1179.0,"volume":0.0,"delta":0.3336,"gamma":0.0003,"vega":28.4769,"theta":-0.4208,"rho":26.9849,"theo":234.9983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":234.0,"last_trade_time":"2026-02-17T15:11:04","percent_change":0.0,"prev_day_close":241.900001525879},{"option":"SPX270617P07800000","bid":882.2,"bid_size":9.0,"ask":892.4,"ask_size":9.0,"iv":0.1522,"open_interest":199.0,"volume":0.0,"delta":-0.6701,"gamma":0.0003,"vega":28.4769,"theta":-0.3525,"rho":-72.2395,"theo":886.6782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":844.82,"last_trade_time":"2026-02-04T10:10:47","percent_change":0.0,"prev_day_close":873.799987792969},{"option":"SPX270617C07825000","bid":224.0,"bid_size":41.0,"ask":228.7,"ask_size":24.0,"iv":0.1511,"open_interest":26.0,"volume":0.0,"delta":0.3257,"gamma":0.0003,"vega":28.2167,"theta":-0.4148,"rho":26.3758,"theo":226.2246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.0,"last_trade_time":"2026-01-29T15:54:30","percent_change":0.0,"prev_day_close":232.849998474121},{"option":"SPX270617P07825000","bid":897.2,"bid_size":9.0,"ask":906.6,"ask_size":6.0,"iv":0.1512,"open_interest":0.0,"volume":0.0,"delta":-0.678,"gamma":0.0003,"vega":28.2167,"theta":-0.3441,"rho":-73.1642,"theo":901.6886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":888.599975585938},{"option":"SPX270617C07850000","bid":215.8,"bid_size":42.0,"ask":220.1,"ask_size":40.0,"iv":0.1504,"open_interest":442.0,"volume":0.0,"delta":0.3179,"gamma":0.0003,"vega":27.944,"theta":-0.4087,"rho":25.7676,"theo":217.6922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":249.05,"last_trade_time":"2026-02-09T10:00:36","percent_change":0.0,"prev_day_close":224.149993896484},{"option":"SPX270617P07850000","bid":912.4,"bid_size":9.0,"ask":921.9,"ask_size":6.0,"iv":0.1503,"open_interest":3.0,"volume":0.0,"delta":-0.6859,"gamma":0.0003,"vega":27.944,"theta":-0.3355,"rho":-74.0881,"theo":916.9402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":929.22,"last_trade_time":"2025-11-12T12:11:38","percent_change":0.0,"prev_day_close":903.599975585938},{"option":"SPX270617C07875000","bid":207.2,"bid_size":43.0,"ask":211.8,"ask_size":25.0,"iv":0.1494,"open_interest":20.0,"volume":0.0,"delta":0.31,"gamma":0.0003,"vega":27.661,"theta":-0.4025,"rho":25.1661,"theo":209.3986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":266.6,"last_trade_time":"2026-01-12T11:10:54","percent_change":0.0,"prev_day_close":215.649993896484},{"option":"SPX270617P07875000","bid":927.9,"bid_size":10.0,"ask":937.2,"ask_size":6.0,"iv":0.1495,"open_interest":0.0,"volume":0.0,"delta":-0.6937,"gamma":0.0003,"vega":27.661,"theta":-0.3268,"rho":-75.0052,"theo":932.4307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":892.6,"last_trade_time":"2025-12-22T16:00:27","percent_change":0.0,"prev_day_close":918.900024414062},{"option":"SPX270617C07900000","bid":199.4,"bid_size":45.0,"ask":203.7,"ask_size":43.0,"iv":0.1487,"open_interest":229.0,"volume":6.0,"delta":0.3023,"gamma":0.0003,"vega":27.37,"theta":-0.3962,"rho":24.5736,"theo":201.3402,"change":16.11,"open":215.35,"high":216.01,"low":215.35,"tick":"up","last_trade_price":216.01,"last_trade_time":"2026-02-18T11:23:24","percent_change":8.05903,"prev_day_close":207.350006103516},{"option":"SPX270617P07900000","bid":943.5,"bid_size":9.0,"ask":953.8,"ask_size":9.0,"iv":0.1488,"open_interest":22.0,"volume":0.0,"delta":-0.7015,"gamma":0.0003,"vega":27.37,"theta":-0.318,"rho":-75.9133,"theo":948.1564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":913.98,"last_trade_time":"2026-01-21T15:51:03","percent_change":0.0,"prev_day_close":934.400024414062},{"option":"SPX270617C07950000","bid":184.0,"bid_size":47.0,"ask":188.2,"ask_size":45.0,"iv":0.1471,"open_interest":85.0,"volume":0.0,"delta":0.2869,"gamma":0.0003,"vega":26.7651,"theta":-0.3834,"rho":23.4062,"theo":185.916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.2,"last_trade_time":"2026-01-29T15:54:27","percent_change":0.0,"prev_day_close":191.5},{"option":"SPX270617P07950000","bid":975.5,"bid_size":9.0,"ask":986.0,"ask_size":9.0,"iv":0.1472,"open_interest":10.0,"volume":0.0,"delta":-0.7168,"gamma":0.0003,"vega":26.7651,"theta":-0.3002,"rho":-77.7119,"theo":980.3003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":907.69,"last_trade_time":"2026-02-09T15:37:53","percent_change":0.0,"prev_day_close":966.099975585938},{"option":"SPX270617C08000000","bid":169.5,"bid_size":49.0,"ask":173.7,"ask_size":46.0,"iv":0.1456,"open_interest":3933.0,"volume":7.0,"delta":0.2718,"gamma":0.0003,"vega":26.1196,"theta":-0.3703,"rho":22.2349,"theo":171.4024,"change":6.18,"open":182.76,"high":182.76,"low":176.41,"tick":"up","last_trade_price":176.58,"last_trade_time":"2026-02-18T14:45:24","percent_change":3.62676,"prev_day_close":176.599998474121},{"option":"SPX270617P08000000","bid":1008.5,"bid_size":3.0,"ask":1019.4,"ask_size":3.0,"iv":0.1458,"open_interest":195.0,"volume":9.0,"delta":-0.7319,"gamma":0.0003,"vega":26.1196,"theta":-0.2821,"rho":-79.5144,"theo":1013.3549,"change":-28.57,"open":983.36,"high":995.51,"low":983.36,"tick":"down","last_trade_price":992.03,"last_trade_time":"2026-02-18T14:22:59","percent_change":-2.79933,"prev_day_close":998.649993896484},{"option":"SPX270617C08050000","bid":155.8,"bid_size":52.0,"ask":160.0,"ask_size":50.0,"iv":0.1442,"open_interest":38.0,"volume":0.0,"delta":0.2571,"gamma":0.0003,"vega":25.4258,"theta":-0.3569,"rho":21.0616,"theo":157.79,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.06,"last_trade_time":"2026-02-17T10:45:52","percent_change":0.0,"prev_day_close":162.599998474121},{"option":"SPX270617P08050000","bid":1042.3,"bid_size":3.0,"ask":1053.5,"ask_size":3.0,"iv":0.1444,"open_interest":4.0,"volume":0.0,"delta":-0.7467,"gamma":0.0003,"vega":25.4258,"theta":-0.2638,"rho":-81.3189,"theo":1047.3106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":944.07,"last_trade_time":"2026-01-12T14:34:02","percent_change":0.0,"prev_day_close":1032.30004882812},{"option":"SPX270617C08100000","bid":143.1,"bid_size":54.0,"ask":147.2,"ask_size":52.0,"iv":0.1428,"open_interest":2572.0,"volume":86.0,"delta":0.2427,"gamma":0.0003,"vega":24.6994,"theta":-0.3433,"rho":19.925,"theo":145.053,"change":12.21,"open":152.25,"high":156.46,"low":152.25,"tick":"up","last_trade_price":156.46,"last_trade_time":"2026-02-18T11:23:24","percent_change":8.46447,"prev_day_close":149.549995422363},{"option":"SPX270617P08100000","bid":1077.0,"bid_size":3.0,"ask":1088.0,"ask_size":3.0,"iv":0.143,"open_interest":36.0,"volume":0.0,"delta":-0.7611,"gamma":0.0003,"vega":24.6994,"theta":-0.2452,"rho":-83.0868,"theo":1082.1417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1034.43,"last_trade_time":"2026-01-30T13:38:22","percent_change":0.0,"prev_day_close":1065.59997558594},{"option":"SPX270617C08150000","bid":131.2,"bid_size":58.0,"ask":135.3,"ask_size":55.0,"iv":0.1416,"open_interest":747.0,"volume":0.0,"delta":0.2287,"gamma":0.0003,"vega":23.9578,"theta":-0.3296,"rho":18.832,"theo":133.1523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":165.5,"last_trade_time":"2026-01-29T15:31:44","percent_change":0.0,"prev_day_close":137.300003051758},{"option":"SPX270617P08150000","bid":1112.6,"bid_size":3.0,"ask":1123.7,"ask_size":3.0,"iv":0.1417,"open_interest":0.0,"volume":0.0,"delta":-0.7751,"gamma":0.0003,"vega":23.9578,"theta":-0.2266,"rho":-84.811,"theo":1117.8092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1100.95001220703},{"option":"SPX270617C08200000","bid":120.2,"bid_size":62.0,"ask":124.1,"ask_size":59.0,"iv":0.1404,"open_interest":1208.0,"volume":0.0,"delta":0.2151,"gamma":0.0003,"vega":23.1944,"theta":-0.3159,"rho":17.753,"theo":122.0594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":119.66,"last_trade_time":"2026-02-17T09:46:22","percent_change":0.0,"prev_day_close":125.899997711182},{"option":"SPX270617P08200000","bid":1149.0,"bid_size":3.0,"ask":1160.2,"ask_size":3.0,"iv":0.1404,"open_interest":7.0,"volume":0.0,"delta":-0.7887,"gamma":0.0003,"vega":23.1944,"theta":-0.2078,"rho":-86.5213,"theo":1154.2845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1107.38,"last_trade_time":"2026-02-03T13:07:03","percent_change":0.0,"prev_day_close":1137.25},{"option":"SPX270617C08300000","bid":100.8,"bid_size":67.0,"ask":104.3,"ask_size":67.0,"iv":0.1383,"open_interest":598.0,"volume":0.0,"delta":0.1894,"gamma":0.0002,"vega":21.5841,"theta":-0.2885,"rho":15.6704,"theo":102.2087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":124.4,"last_trade_time":"2026-02-11T12:09:02","percent_change":0.0,"prev_day_close":105.600002288818},{"option":"SPX270617P08300000","bid":1223.9,"bid_size":3.0,"ask":1235.6,"ask_size":3.0,"iv":0.1382,"open_interest":1.0,"volume":0.0,"delta":-0.8144,"gamma":0.0002,"vega":21.5841,"theta":-0.1705,"rho":-89.8663,"theo":1229.5701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1136.36,"last_trade_time":"2026-01-07T12:28:58","percent_change":0.0,"prev_day_close":1211.95001220703},{"option":"SPX270617C08400000","bid":83.9,"bid_size":77.0,"ask":87.3,"ask_size":77.0,"iv":0.1363,"open_interest":973.0,"volume":157.0,"delta":0.1657,"gamma":0.0002,"vega":19.9589,"theta":-0.2618,"rho":13.7692,"theo":85.2243,"change":4.01,"open":92.43,"high":92.43,"low":86.0,"tick":"up","last_trade_price":89.11,"last_trade_time":"2026-02-18T15:47:24","percent_change":4.71211,"prev_day_close":88.1500015258789},{"option":"SPX270617P08400000","bid":1302.1,"bid_size":2.0,"ask":1313.9,"ask_size":3.0,"iv":0.1363,"open_interest":0.0,"volume":0.0,"delta":-0.8381,"gamma":0.0002,"vega":19.9589,"theta":-0.1338,"rho":-93.0299,"theo":1307.722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1289.85003662109},{"option":"SPX270617C08500000","bid":69.6,"bid_size":86.0,"ask":72.9,"ask_size":88.0,"iv":0.1347,"open_interest":296.0,"volume":2.0,"delta":0.1442,"gamma":0.0002,"vega":18.3069,"theta":-0.236,"rho":12.0003,"theo":70.8525,"change":3.03,"open":73.56,"high":73.88,"low":73.56,"tick":"up","last_trade_price":73.88,"last_trade_time":"2026-02-18T14:45:24","percent_change":4.27664,"prev_day_close":73.3999977111816},{"option":"SPX270617P08500000","bid":1382.7,"bid_size":2.0,"ask":1394.7,"ask_size":3.0,"iv":0.1346,"open_interest":9.0,"volume":0.0,"delta":-0.8596,"gamma":0.0002,"vega":18.3069,"theta":-0.098,"rho":-96.0612,"theo":1388.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1347.55,"last_trade_time":"2025-12-09T11:43:12","percent_change":0.0,"prev_day_close":1370.20001220703},{"option":"SPX270617C08600000","bid":57.6,"bid_size":97.0,"ask":60.8,"ask_size":100.0,"iv":0.1333,"open_interest":711.0,"volume":0.0,"delta":0.1249,"gamma":0.0002,"vega":16.7063,"theta":-0.2116,"rho":10.4326,"theo":58.7927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":59.63,"last_trade_time":"2026-02-17T13:38:50","percent_change":0.0,"prev_day_close":61.0},{"option":"SPX270617P08600000","bid":1465.7,"bid_size":2.0,"ask":1477.9,"ask_size":2.0,"iv":0.1332,"open_interest":2.0,"volume":0.0,"delta":-0.8789,"gamma":0.0002,"vega":16.7063,"theta":-0.0637,"rho":-98.8914,"theo":1471.5629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1351.1,"last_trade_time":"2026-01-12T12:50:54","percent_change":0.0,"prev_day_close":1453.04998779297},{"option":"SPX270617C08700000","bid":47.6,"bid_size":106.0,"ask":50.7,"ask_size":111.0,"iv":0.1322,"open_interest":612.0,"volume":100.0,"delta":0.1078,"gamma":0.0002,"vega":15.1523,"theta":-0.1891,"rho":9.0125,"theo":48.7709,"change":4.2,"open":53.15,"high":53.15,"low":53.15,"tick":"no_change","last_trade_price":53.15,"last_trade_time":"2026-02-18T10:54:33","percent_change":8.58019,"prev_day_close":50.5499992370606},{"option":"SPX270617P08700000","bid":1550.9,"bid_size":2.0,"ask":1563.1,"ask_size":2.0,"iv":0.1322,"open_interest":0.0,"volume":0.0,"delta":-0.8959,"gamma":0.0002,"vega":15.1523,"theta":-0.0312,"rho":-101.5739,"theo":1556.6775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1537.84997558594},{"option":"SPX270617C08800000","bid":39.4,"bid_size":115.0,"ask":42.3,"ask_size":121.0,"iv":0.1313,"open_interest":553.0,"volume":0.0,"delta":0.0929,"gamma":0.0002,"vega":13.6938,"theta":-0.1684,"rho":7.7888,"theo":40.4931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":55.2,"last_trade_time":"2026-01-29T15:31:59","percent_change":0.0,"prev_day_close":42.0},{"option":"SPX270617P08800000","bid":1637.4,"bid_size":2.0,"ask":1650.0,"ask_size":2.0,"iv":0.1312,"open_interest":0.0,"volume":0.0,"delta":-0.9109,"gamma":0.0002,"vega":13.6938,"theta":-0.0006,"rho":-104.0601,"theo":1643.536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1624.29998779297},{"option":"SPX270617C08900000","bid":32.7,"bid_size":125.0,"ask":35.4,"ask_size":133.0,"iv":0.1308,"open_interest":3137.0,"volume":0.0,"delta":0.08,"gamma":0.0001,"vega":12.3344,"theta":-0.1498,"rho":6.7016,"theo":33.6982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":36.5,"last_trade_time":"2026-02-12T13:34:15","percent_change":0.0,"prev_day_close":34.9500007629394},{"option":"SPX270617P08900000","bid":1725.5,"bid_size":2.0,"ask":1738.5,"ask_size":2.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":-0.9238,"gamma":0.0001,"vega":12.3344,"theta":0.0,"rho":-106.4097,"theo":1731.8774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1712.35003662109},{"option":"SPX270617C09000000","bid":27.0,"bid_size":144.0,"ask":29.7,"ask_size":147.0,"iv":0.1303,"open_interest":4935.0,"volume":150.0,"delta":0.0688,"gamma":0.0001,"vega":11.083,"theta":-0.1331,"rho":5.7845,"theo":28.1366,"change":2.49,"open":30.74,"high":30.74,"low":30.74,"tick":"no_change","last_trade_price":30.74,"last_trade_time":"2026-02-18T11:04:08","percent_change":8.81416,"prev_day_close":29.1000003814697},{"option":"SPX270617P09000000","bid":1815.2,"bid_size":2.0,"ask":1828.2,"ask_size":2.0,"iv":0.1303,"open_interest":0.0,"volume":0.0,"delta":-0.9349,"gamma":0.0001,"vega":11.083,"theta":0.0,"rho":-108.5892,"theo":1821.452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2188.52,"last_trade_time":"2025-08-04T10:10:36","percent_change":0.0,"prev_day_close":1801.65002441406},{"option":"SPX270617C09200000","bid":18.8,"bid_size":168.0,"ask":21.2,"ask_size":176.0,"iv":0.1301,"open_interest":3740.0,"volume":0.0,"delta":0.0512,"gamma":0.0001,"vega":8.9265,"theta":-0.1052,"rho":4.3056,"theo":19.8686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":28.1,"last_trade_time":"2026-01-29T15:31:59","percent_change":0.0,"prev_day_close":20.4499998092651},{"option":"SPX270617P09200000","bid":1996.9,"bid_size":2.0,"ask":2010.6,"ask_size":2.0,"iv":0.1303,"open_interest":0.0,"volume":0.0,"delta":-0.9525,"gamma":0.0001,"vega":8.9265,"theta":0.0,"rho":-112.593,"theo":2003.4566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1983.19995117188},{"option":"SPX270617C09400000","bid":13.3,"bid_size":209.0,"ask":15.3,"ask_size":235.0,"iv":0.1305,"open_interest":678.0,"volume":0.0,"delta":0.0385,"gamma":0.0001,"vega":7.1926,"theta":-0.0837,"rho":3.2291,"theo":14.2955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.67,"last_trade_time":"2026-02-17T13:39:27","percent_change":0.0,"prev_day_close":14.5999999046326},{"option":"SPX270617P09400000","bid":2180.9,"bid_size":2.0,"ask":2195.6,"ask_size":2.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":-0.9653,"gamma":0.0001,"vega":7.1926,"theta":0.0,"rho":-116.1944,"theo":2188.1561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2167.34997558594},{"option":"SPX270617C09600000","bid":9.6,"bid_size":237.0,"ask":11.3,"ask_size":207.0,"iv":0.1314,"open_interest":1238.0,"volume":0.0,"delta":0.0292,"gamma":0.0001,"vega":5.8064,"theta":-0.0669,"rho":2.45,"theo":10.4707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":13.77,"last_trade_time":"2026-02-11T14:51:09","percent_change":0.0,"prev_day_close":10.5999999046326},{"option":"SPX270617P09600000","bid":2367.2,"bid_size":2.0,"ask":2382.4,"ask_size":2.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.9746,"gamma":0.0001,"vega":5.8064,"theta":0.0,"rho":-119.4984,"theo":2374.6039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2234.56,"last_trade_time":"2025-10-29T10:15:37","percent_change":0.0,"prev_day_close":2354.35009765625},{"option":"SPX270617C09800000","bid":7.1,"bid_size":208.0,"ask":8.5,"ask_size":227.0,"iv":0.1328,"open_interest":300.0,"volume":0.0,"delta":0.0223,"gamma":0.0,"vega":4.702,"theta":-0.0539,"rho":1.8738,"theo":7.7911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-13T15:34:56","percent_change":0.0,"prev_day_close":7.85000014305115},{"option":"SPX270617P09800000","bid":2554.6,"bid_size":2.0,"ask":2570.6,"ask_size":2.0,"iv":0.1338,"open_interest":0.0,"volume":0.0,"delta":-0.9814,"gamma":0.0,"vega":4.702,"theta":0.0,"rho":-122.5994,"theo":2562.1969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2416.13,"last_trade_time":"2025-10-29T10:15:37","percent_change":0.0,"prev_day_close":2541.84997558594},{"option":"SPX270617C10000000","bid":5.5,"bid_size":201.0,"ask":6.6,"ask_size":278.0,"iv":0.1349,"open_interest":547.0,"volume":0.0,"delta":0.0172,"gamma":0.0,"vega":3.8246,"theta":-0.0436,"rho":1.4432,"theo":5.8765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.5,"last_trade_time":"2026-01-29T15:31:57","percent_change":0.0,"prev_day_close":5.89999985694885},{"option":"SPX270617P10000000","bid":2742.8,"bid_size":2.0,"ask":2759.3,"ask_size":2.0,"iv":0.1358,"open_interest":1.0,"volume":0.0,"delta":-0.9865,"gamma":0.0,"vega":3.8246,"theta":0.0,"rho":-125.5548,"theo":2750.5549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2599.13,"last_trade_time":"2025-10-29T10:15:37","percent_change":0.0,"prev_day_close":2729.59997558594},{"option":"SPX270617C10200000","bid":3.8,"bid_size":94.0,"ask":5.2,"ask_size":94.0,"iv":0.136,"open_interest":536.0,"volume":0.0,"delta":0.0134,"gamma":0.0,"vega":3.1243,"theta":-0.0356,"rho":1.1264,"theo":4.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.6,"last_trade_time":"2026-02-13T15:34:56","percent_change":0.0,"prev_day_close":4.44999980926514},{"option":"SPX270617P10200000","bid":2918.5,"bid_size":1.0,"ask":2957.9,"ask_size":1.0,"iv":0.1306,"open_interest":1.0,"volume":0.0,"delta":-0.9903,"gamma":0.0,"vega":3.1243,"theta":0.0,"rho":-128.3965,"theo":2939.4447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2783.45,"last_trade_time":"2025-10-29T10:15:37","percent_change":0.0,"prev_day_close":2917.95007324219},{"option":"SPX270617C10400000","bid":2.85,"bid_size":94.0,"ask":4.2,"ask_size":94.0,"iv":0.138,"open_interest":188.0,"volume":1.0,"delta":0.0106,"gamma":0.0,"vega":2.5708,"theta":-0.0292,"rho":0.8848,"theo":3.4875,"change":0.05,"open":3.6,"high":3.6,"low":3.6,"tick":"down","last_trade_price":3.6,"last_trade_time":"2026-02-18T14:33:00","percent_change":1.40845,"prev_day_close":3.39999997615814},{"option":"SPX270617P10400000","bid":3107.8,"bid_size":1.0,"ask":3147.2,"ask_size":1.0,"iv":0.1312,"open_interest":0.0,"volume":0.0,"delta":-0.9932,"gamma":0.0,"vega":2.5708,"theta":0.0,"rho":-131.163,"theo":3128.711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3107.65002441406},{"option":"SPX270617C10600000","bid":2.1,"bid_size":94.0,"ask":3.4,"ask_size":94.0,"iv":0.1398,"open_interest":1.0,"volume":0.0,"delta":0.0085,"gamma":0.0,"vega":2.1327,"theta":-0.0243,"rho":0.7075,"theo":2.7523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.1,"last_trade_time":"2025-12-31T10:04:28","percent_change":0.0,"prev_day_close":2.64999997615814},{"option":"SPX270617P10600000","bid":3296.5,"bid_size":1.0,"ask":3336.8,"ask_size":1.0,"iv":0.1275,"open_interest":0.0,"volume":0.0,"delta":-0.9953,"gamma":0.0,"vega":2.1327,"theta":0.0,"rho":-133.8652,"theo":3318.2484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3297.09997558594},{"option":"SPX270617C10800000","bid":1.5,"bid_size":94.0,"ask":2.8,"ask_size":94.0,"iv":0.1416,"open_interest":31.0,"volume":0.0,"delta":0.0069,"gamma":0.0,"vega":1.7889,"theta":-0.0205,"rho":0.5717,"theo":2.2127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.83,"last_trade_time":"2026-01-02T10:59:09","percent_change":0.0,"prev_day_close":2.05000001192093},{"option":"SPX270617P10800000","bid":3487.2,"bid_size":1.0,"ask":3526.5,"ask_size":1.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":1.7889,"theta":0.0,"rho":-136.5259,"theo":3507.9815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3486.79992675781},{"option":"SPX270617C11000000","bid":1.05,"bid_size":94.0,"ask":2.35,"ask_size":94.0,"iv":0.1434,"open_interest":43.0,"volume":0.0,"delta":0.0057,"gamma":0.0,"vega":1.5189,"theta":-0.0175,"rho":0.4711,"theo":1.8154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-01-27T13:44:00","percent_change":0.0,"prev_day_close":1.74999994039536},{"option":"SPX270617P11000000","bid":3677.1,"bid_size":1.0,"ask":3716.4,"ask_size":1.0,"iv":0.1317,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":1.5189,"theta":0.0,"rho":-139.1513,"theo":3697.8567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.75},{"option":"SPX270617C11200000","bid":0.75,"bid_size":94.0,"ask":2.1,"ask_size":94.0,"iv":0.1459,"open_interest":2.0,"volume":0.0,"delta":0.0048,"gamma":0.0,"vega":1.3063,"theta":-0.0152,"rho":0.3949,"theo":1.5195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.65,"last_trade_time":"2026-02-11T11:13:32","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPX270617P11200000","bid":3867.0,"bid_size":1.0,"ask":3906.4,"ask_size":1.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":1.3063,"theta":0.0,"rho":-141.7524,"theo":3887.8334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3866.75},{"option":"SPX270617C11400000","bid":0.6,"bid_size":94.0,"ask":1.9,"ask_size":94.0,"iv":0.149,"open_interest":34.0,"volume":1.0,"delta":0.0041,"gamma":0.0,"vega":1.1387,"theta":-0.0134,"rho":0.3355,"theo":1.2974,"change":0.125,"open":1.4,"high":1.4,"low":1.4,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T13:33:20","percent_change":9.80392,"prev_day_close":1.27499997615814},{"option":"SPX270617P11400000","bid":4057.1,"bid_size":1.0,"ask":4096.4,"ask_size":1.0,"iv":0.1255,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":1.1387,"theta":0.0,"rho":-144.3366,"theo":4077.8839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4056.59997558594},{"option":"SPX271217C00400000","bid":6345.6,"bid_size":1.0,"ask":6385.9,"ask_size":1.0,"iv":0.8708,"open_interest":223.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.1364,"theta":0.0,"rho":8.1922,"theo":6363.0946,"change":18.43,"open":6375.93,"high":6375.93,"low":6375.93,"tick":"up","last_trade_price":6375.93,"last_trade_time":"2026-02-18T09:45:52","percent_change":0.289894,"prev_day_close":6384.55004882812},{"option":"SPX271217P00400000","bid":0.05,"bid_size":84.0,"ask":0.9,"ask_size":125.0,"iv":0.7111,"open_interest":2694.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.1364,"theta":-0.0071,"rho":-0.066,"theo":0.9178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-17T09:30:04","percent_change":0.0,"prev_day_close":0.500000014901161},{"option":"SPX271217C00600000","bid":6159.2,"bid_size":1.0,"ask":6198.7,"ask_size":1.0,"iv":0.7434,"open_interest":11.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.2551,"theta":0.0,"rho":11.5458,"theo":6176.9563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6269.12,"last_trade_time":"2026-02-10T15:51:18","percent_change":0.0,"prev_day_close":6198.19995117188},{"option":"SPX271217P00600000","bid":0.2,"bid_size":84.0,"ask":1.8,"ask_size":84.0,"iv":0.6489,"open_interest":125.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.255,"theta":-0.012,"rho":-0.1274,"theo":1.6822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-02-10T15:54:52","percent_change":0.0,"prev_day_close":1.0},{"option":"SPX271217C00800000","bid":5973.1,"bid_size":1.0,"ask":6013.5,"ask_size":1.0,"iv":0.6772,"open_interest":17.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.4084,"theta":0.0,"rho":14.8781,"theo":5991.0424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4415.3,"last_trade_time":"2025-04-16T14:00:29","percent_change":0.0,"prev_day_close":6012.30004882812},{"option":"SPX271217P00800000","bid":1.0,"bid_size":84.0,"ask":2.55,"ask_size":84.0,"iv":0.6045,"open_interest":188.0,"volume":24.0,"delta":-0.0013,"gamma":0.0,"vega":0.4083,"theta":-0.0178,"rho":-0.2102,"theo":2.6709,"change":0.575,"open":2.3,"high":2.3,"low":2.3,"tick":"no_change","last_trade_price":2.3,"last_trade_time":"2026-02-18T09:40:27","percent_change":33.3333,"prev_day_close":1.75},{"option":"SPX271217C01000000","bid":5787.4,"bid_size":1.0,"ask":5826.1,"ask_size":2.0,"iv":0.612,"open_interest":32.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.6011,"theta":0.0,"rho":18.185,"theo":5805.3758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5766.13,"last_trade_time":"2026-02-05T10:05:09","percent_change":0.0,"prev_day_close":5826.25},{"option":"SPX271217P01000000","bid":2.1,"bid_size":319.0,"ask":3.7,"ask_size":269.0,"iv":0.571,"open_interest":141.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.601,"theta":-0.0246,"rho":-0.3184,"theo":3.9067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-12T12:25:42","percent_change":0.0,"prev_day_close":2.82499992847443},{"option":"SPX271217C01200000","bid":5602.0,"bid_size":1.0,"ask":5640.2,"ask_size":2.0,"iv":0.57,"open_interest":695.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.8334,"theta":0.0,"rho":21.4655,"theo":5619.9836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5710.81,"last_trade_time":"2026-01-06T15:39:22","percent_change":0.0,"prev_day_close":5640.44995117188},{"option":"SPX271217P01200000","bid":3.6,"bid_size":312.0,"ask":5.1,"ask_size":249.0,"iv":0.5424,"open_interest":868.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.8331,"theta":-0.0322,"rho":-0.453,"theo":5.4168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.0,"last_trade_time":"2026-02-13T09:41:23","percent_change":0.0,"prev_day_close":4.35000014305115},{"option":"SPX271217C01400000","bid":5417.2,"bid_size":2.0,"ask":5454.8,"ask_size":2.0,"iv":0.5379,"open_interest":519.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":1.1119,"theta":0.0,"rho":24.7125,"theo":5434.897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5446.6,"last_trade_time":"2026-02-06T09:42:51","percent_change":0.0,"prev_day_close":5455.25},{"option":"SPX271217P01400000","bid":5.7,"bid_size":286.0,"ask":7.1,"ask_size":254.0,"iv":0.5199,"open_interest":778.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":1.1116,"theta":-0.0407,"rho":-0.621,"theo":7.2323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-17T15:58:21","percent_change":0.0,"prev_day_close":6.35000014305115},{"option":"SPX271217C01600000","bid":5233.1,"bid_size":2.0,"ask":5269.7,"ask_size":2.0,"iv":0.5115,"open_interest":5.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":1.4355,"theta":0.0,"rho":27.9263,"theo":5250.1489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5344.27,"last_trade_time":"2026-02-10T15:51:18","percent_change":0.0,"prev_day_close":5270.39990234375},{"option":"SPX271217P01600000","bid":8.3,"bid_size":242.0,"ask":9.6,"ask_size":255.0,"iv":0.4996,"open_interest":770.0,"volume":0.0,"delta":-0.0054,"gamma":0.0,"vega":1.435,"theta":-0.0502,"rho":-0.8222,"theo":9.386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.8,"last_trade_time":"2026-02-12T15:56:06","percent_change":0.0,"prev_day_close":8.75},{"option":"SPX271217C01800000","bid":5049.6,"bid_size":2.0,"ask":5085.0,"ask_size":2.0,"iv":0.4886,"open_interest":17.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":1.8148,"theta":0.0,"rho":31.097,"theo":5065.776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5085.80004882812},{"option":"SPX271217P01800000","bid":10.9,"bid_size":235.0,"ask":12.3,"ask_size":235.0,"iv":0.4783,"open_interest":1597.0,"volume":0.0,"delta":-0.007,"gamma":0.0,"vega":1.8147,"theta":-0.0606,"rho":-1.0669,"theo":11.9186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":11.6,"last_trade_time":"2026-02-05T15:54:53","percent_change":0.0,"prev_day_close":11.1999998092651},{"option":"SPX271217C02000000","bid":4866.4,"bid_size":2.0,"ask":4900.7,"ask_size":2.0,"iv":0.4674,"open_interest":1007.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":2.2438,"theta":0.0,"rho":34.2249,"theo":4881.8231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4894.4,"last_trade_time":"2026-02-06T09:42:51","percent_change":0.0,"prev_day_close":4901.84985351562},{"option":"SPX271217P02000000","bid":14.1,"bid_size":219.0,"ask":15.6,"ask_size":230.0,"iv":0.4596,"open_interest":4321.0,"volume":0.0,"delta":-0.0089,"gamma":0.0,"vega":2.2438,"theta":-0.0719,"rho":-1.3542,"theo":14.8693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.7,"last_trade_time":"2026-02-11T11:01:52","percent_change":0.0,"prev_day_close":14.3000001907349},{"option":"SPX271217C02200000","bid":4683.7,"bid_size":2.0,"ask":4717.1,"ask_size":2.0,"iv":0.4486,"open_interest":3.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":2.7379,"theta":0.0,"rho":37.3008,"theo":4698.3301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4406.59,"last_trade_time":"2025-09-09T15:54:25","percent_change":0.0,"prev_day_close":4718.19995117188},{"option":"SPX271217P02200000","bid":17.7,"bid_size":208.0,"ask":19.3,"ask_size":219.0,"iv":0.4418,"open_interest":1780.0,"volume":10.0,"delta":-0.0112,"gamma":0.0,"vega":2.7379,"theta":-0.0842,"rho":-1.6934,"theo":18.2792,"change":-0.35,"open":17.6,"high":17.6,"low":17.6,"tick":"down","last_trade_price":17.6,"last_trade_time":"2026-02-18T11:52:46","percent_change":-1.94986,"prev_day_close":17.9000005722046},{"option":"SPX271217C02300000","bid":4592.6,"bid_size":2.0,"ask":4625.4,"ask_size":2.0,"iv":0.4396,"open_interest":1.0,"volume":0.0,"delta":0.9926,"gamma":0.0,"vega":3.0084,"theta":0.0,"rho":38.8156,"theo":4606.7759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4626.59985351562},{"option":"SPX271217P02300000","bid":19.7,"bid_size":202.0,"ask":21.3,"ask_size":213.0,"iv":0.4332,"open_interest":289.0,"volume":0.0,"delta":-0.0125,"gamma":0.0,"vega":3.0084,"theta":-0.0906,"rho":-1.8861,"theo":20.1764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":20.0,"last_trade_time":"2026-02-17T15:57:23","percent_change":0.0,"prev_day_close":19.9000005722046},{"option":"SPX271217C02400000","bid":4501.3,"bid_size":2.0,"ask":4533.8,"ask_size":2.0,"iv":0.4303,"open_interest":1.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":3.2923,"theta":0.0,"rho":40.3168,"theo":4515.3593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4528.95,"last_trade_time":"2025-12-09T15:47:22","percent_change":0.0,"prev_day_close":4536.5},{"option":"SPX271217P02400000","bid":21.8,"bid_size":197.0,"ask":23.5,"ask_size":209.0,"iv":0.425,"open_interest":115.0,"volume":2.0,"delta":-0.0139,"gamma":0.0,"vega":3.2919,"theta":-0.0973,"rho":-2.0921,"theo":22.208,"change":-0.65,"open":21.4,"high":21.4,"low":21.4,"tick":"down","last_trade_price":21.4,"last_trade_time":"2026-02-18T10:43:42","percent_change":-2.94785,"prev_day_close":22.0},{"option":"SPX271217C02500000","bid":4410.5,"bid_size":2.0,"ask":4442.4,"ask_size":2.0,"iv":0.422,"open_interest":126.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":3.5924,"theta":0.0,"rho":41.804,"theo":4424.0861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3632.88,"last_trade_time":"2025-06-23T10:01:50","percent_change":0.0,"prev_day_close":4445.14990234375},{"option":"SPX271217P02500000","bid":24.1,"bid_size":189.0,"ask":25.8,"ask_size":205.0,"iv":0.417,"open_interest":6348.0,"volume":0.0,"delta":-0.0154,"gamma":0.0,"vega":3.5919,"theta":-0.1043,"rho":-2.3125,"theo":24.3857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.9,"last_trade_time":"2026-02-17T12:45:24","percent_change":0.0,"prev_day_close":24.25},{"option":"SPX271217C02600000","bid":4319.6,"bid_size":2.0,"ask":4351.0,"ask_size":2.0,"iv":0.4135,"open_interest":52.0,"volume":0.0,"delta":0.9882,"gamma":0.0,"vega":3.9128,"theta":0.0,"rho":43.2738,"theo":4332.9635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4363.67,"last_trade_time":"2026-02-06T10:33:51","percent_change":0.0,"prev_day_close":4354.10009765625},{"option":"SPX271217P02600000","bid":26.5,"bid_size":184.0,"ask":28.3,"ask_size":204.0,"iv":0.4092,"open_interest":546.0,"volume":0.0,"delta":-0.017,"gamma":0.0,"vega":3.9128,"theta":-0.1115,"rho":-2.5506,"theo":26.7183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.5,"last_trade_time":"2026-02-11T15:30:12","percent_change":0.0,"prev_day_close":26.6499996185303},{"option":"SPX271217C02700000","bid":4229.2,"bid_size":2.0,"ask":4260.0,"ask_size":2.0,"iv":0.406,"open_interest":1.0,"volume":0.0,"delta":0.9864,"gamma":0.0,"vega":4.2543,"theta":0.0,"rho":44.7225,"theo":4242.0028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4264.2998046875},{"option":"SPX271217P02700000","bid":29.0,"bid_size":180.0,"ask":30.9,"ask_size":200.0,"iv":0.4016,"open_interest":1359.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":4.2543,"theta":-0.1189,"rho":-2.8094,"theo":29.2091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.9,"last_trade_time":"2026-02-17T12:45:24","percent_change":0.0,"prev_day_close":29.1999998092651},{"option":"SPX271217C02800000","bid":4138.6,"bid_size":2.0,"ask":4169.0,"ask_size":2.0,"iv":0.398,"open_interest":1.0,"volume":0.0,"delta":0.9845,"gamma":0.0,"vega":4.614,"theta":0.0,"rho":46.1499,"theo":4151.2166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2920.0,"last_trade_time":"2025-03-31T11:10:24","percent_change":0.0,"prev_day_close":4173.4501953125},{"option":"SPX271217P02800000","bid":31.7,"bid_size":173.0,"ask":33.6,"ask_size":194.0,"iv":0.3941,"open_interest":698.0,"volume":0.0,"delta":-0.0206,"gamma":0.0,"vega":4.614,"theta":-0.1265,"rho":-3.0896,"theo":31.8743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":32.7,"last_trade_time":"2026-02-12T12:17:23","percent_change":0.0,"prev_day_close":31.8499994277954},{"option":"SPX271217C02900000","bid":4048.2,"bid_size":2.0,"ask":4078.1,"ask_size":2.0,"iv":0.3903,"open_interest":1.0,"volume":0.0,"delta":0.9825,"gamma":0.0,"vega":4.9893,"theta":0.0,"rho":47.5581,"theo":4060.6156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4071.82,"last_trade_time":"2025-12-03T12:26:24","percent_change":0.0,"prev_day_close":4080.64990234375},{"option":"SPX271217P02900000","bid":34.5,"bid_size":170.0,"ask":36.5,"ask_size":192.0,"iv":0.3867,"open_interest":294.0,"volume":0.0,"delta":-0.0226,"gamma":0.0,"vega":4.9893,"theta":-0.1344,"rho":-3.389,"theo":34.7247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.9,"last_trade_time":"2026-01-30T11:02:52","percent_change":0.0,"prev_day_close":34.6499996185303},{"option":"SPX271217C03000000","bid":3958.0,"bid_size":2.0,"ask":3987.4,"ask_size":2.0,"iv":0.3829,"open_interest":1322.0,"volume":0.0,"delta":0.9804,"gamma":0.0,"vega":5.3824,"theta":0.0,"rho":48.9478,"theo":3970.2088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4069.39,"last_trade_time":"2026-02-12T10:20:56","percent_change":0.0,"prev_day_close":3990.20007324219},{"option":"SPX271217P03000000","bid":37.4,"bid_size":168.0,"ask":39.6,"ask_size":188.0,"iv":0.3795,"open_interest":6006.0,"volume":8.0,"delta":-0.0248,"gamma":0.0,"vega":5.3824,"theta":-0.1425,"rho":-3.7069,"theo":37.7693,"change":-0.95,"open":36.7,"high":36.7,"low":36.68,"tick":"up","last_trade_price":36.7,"last_trade_time":"2026-02-18T10:44:11","percent_change":-2.52324,"prev_day_close":37.5999984741211},{"option":"SPX271217C03100000","bid":3867.2,"bid_size":2.0,"ask":3896.9,"ask_size":2.0,"iv":0.3749,"open_interest":7.0,"volume":0.0,"delta":0.978,"gamma":0.0,"vega":5.7988,"theta":0.0,"rho":50.3148,"theo":3880.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3987.89,"last_trade_time":"2026-01-16T11:27:30","percent_change":0.0,"prev_day_close":3899.84997558594},{"option":"SPX271217P03100000","bid":40.5,"bid_size":166.0,"ask":42.8,"ask_size":182.0,"iv":0.3724,"open_interest":644.0,"volume":5.0,"delta":-0.0271,"gamma":0.0,"vega":5.7988,"theta":-0.1509,"rho":-4.0474,"theo":41.0185,"change":-1.07,"open":39.8,"high":39.8,"low":39.78,"tick":"down","last_trade_price":39.78,"last_trade_time":"2026-02-18T10:27:08","percent_change":-2.61934,"prev_day_close":40.75},{"option":"SPX271217C03200000","bid":3777.5,"bid_size":2.0,"ask":3806.6,"ask_size":2.0,"iv":0.368,"open_interest":2.0,"volume":0.0,"delta":0.9756,"gamma":0.0,"vega":6.2412,"theta":0.0,"rho":51.6536,"theo":3790.0244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3809.75},{"option":"SPX271217P03200000","bid":43.8,"bid_size":162.0,"ask":46.3,"ask_size":179.0,"iv":0.3656,"open_interest":3013.0,"volume":0.0,"delta":-0.0296,"gamma":0.0,"vega":6.2412,"theta":-0.1595,"rho":-4.4162,"theo":44.4878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.5,"last_trade_time":"2026-01-27T11:51:39","percent_change":0.0,"prev_day_close":44.1499996185303},{"option":"SPX271217C03300000","bid":3687.7,"bid_size":2.0,"ask":3716.5,"ask_size":2.0,"iv":0.3611,"open_interest":3.0,"volume":0.0,"delta":0.9729,"gamma":0.0,"vega":6.7066,"theta":0.0,"rho":52.9618,"theo":3700.281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2024.16,"last_trade_time":"2025-04-07T10:33:18","percent_change":0.0,"prev_day_close":3719.90002441406},{"option":"SPX271217P03300000","bid":47.3,"bid_size":159.0,"ask":49.9,"ask_size":172.0,"iv":0.3589,"open_interest":1150.0,"volume":0.0,"delta":-0.0322,"gamma":0.0,"vega":6.7066,"theta":-0.1683,"rho":-4.8156,"theo":48.1958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.91,"last_trade_time":"2026-02-12T09:43:44","percent_change":0.0,"prev_day_close":47.6499996185303},{"option":"SPX271217C03400000","bid":3598.4,"bid_size":2.0,"ask":3626.6,"ask_size":2.0,"iv":0.3545,"open_interest":168.0,"volume":1.0,"delta":0.97,"gamma":0.0,"vega":7.1903,"theta":0.0,"rho":54.2423,"theo":3610.7938,"change":19.48,"open":3622.58,"high":3622.58,"low":3622.58,"tick":"up","last_trade_price":3622.58,"last_trade_time":"2026-02-18T09:45:52","percent_change":0.540646,"prev_day_close":3630.29992675781},{"option":"SPX271217P03400000","bid":51.1,"bid_size":153.0,"ask":53.8,"ask_size":166.0,"iv":0.3524,"open_interest":2111.0,"volume":1.0,"delta":-0.0351,"gamma":0.0,"vega":7.1903,"theta":-0.1774,"rho":-5.2426,"theo":52.16,"change":-0.65,"open":51.0,"high":51.0,"low":51.0,"tick":"down","last_trade_price":51.0,"last_trade_time":"2026-02-18T09:45:52","percent_change":-1.25847,"prev_day_close":51.4499988555908},{"option":"SPX271217C03500000","bid":3509.4,"bid_size":2.0,"ask":3537.0,"ask_size":2.0,"iv":0.3481,"open_interest":21.0,"volume":0.0,"delta":0.9669,"gamma":0.0,"vega":7.693,"theta":0.0,"rho":55.4974,"theo":3521.577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3487.56,"last_trade_time":"2026-02-13T09:38:30","percent_change":0.0,"prev_day_close":3540.84997558594},{"option":"SPX271217P03500000","bid":55.1,"bid_size":148.0,"ask":58.0,"ask_size":156.0,"iv":0.3462,"open_interest":4711.0,"volume":0.0,"delta":-0.0382,"gamma":0.0,"vega":7.693,"theta":-0.1867,"rho":-5.695,"theo":56.3947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.2,"last_trade_time":"2026-02-17T12:47:45","percent_change":0.0,"prev_day_close":55.5},{"option":"SPX271217C03600000","bid":3420.4,"bid_size":2.0,"ask":3448.0,"ask_size":2.0,"iv":0.3419,"open_interest":12.0,"volume":0.0,"delta":0.9636,"gamma":0.0,"vega":8.2213,"theta":0.0,"rho":56.7234,"theo":3432.6456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2369.98,"last_trade_time":"2025-05-09T13:53:08","percent_change":0.0,"prev_day_close":3451.75},{"option":"SPX271217P03600000","bid":59.3,"bid_size":146.0,"ask":62.4,"ask_size":144.0,"iv":0.34,"open_interest":5697.0,"volume":0.0,"delta":-0.0415,"gamma":0.0,"vega":8.2213,"theta":-0.1963,"rho":-6.1766,"theo":60.9147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":63.0,"last_trade_time":"2026-02-13T09:51:13","percent_change":0.0,"prev_day_close":59.8000011444092},{"option":"SPX271217C03700000","bid":3332.0,"bid_size":2.0,"ask":3359.0,"ask_size":2.0,"iv":0.336,"open_interest":23.0,"volume":0.0,"delta":0.9601,"gamma":0.0,"vega":8.7801,"theta":0.0,"rho":57.9117,"theo":3344.0201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3211.03,"last_trade_time":"2025-09-24T11:18:56","percent_change":0.0,"prev_day_close":3362.95007324219},{"option":"SPX271217P03700000","bid":63.9,"bid_size":130.0,"ask":67.2,"ask_size":136.0,"iv":0.334,"open_interest":1410.0,"volume":0.0,"delta":-0.045,"gamma":0.0,"vega":8.7801,"theta":-0.206,"rho":-6.6959,"theo":65.7406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":61.3,"last_trade_time":"2026-02-11T14:16:44","percent_change":0.0,"prev_day_close":64.4499988555908},{"option":"SPX271217C03800000","bid":3243.8,"bid_size":2.0,"ask":3270.3,"ask_size":2.0,"iv":0.33,"open_interest":188.0,"volume":0.0,"delta":0.9564,"gamma":0.0,"vega":9.3671,"theta":0.0,"rho":59.057,"theo":3255.7267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2475.7,"last_trade_time":"2025-06-05T15:57:15","percent_change":0.0,"prev_day_close":3274.45007324219},{"option":"SPX271217P03800000","bid":68.8,"bid_size":163.0,"ask":72.3,"ask_size":128.0,"iv":0.3282,"open_interest":963.0,"volume":0.0,"delta":-0.0488,"gamma":0.0,"vega":9.3671,"theta":-0.216,"rho":-7.2581,"theo":70.8986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":66.2,"last_trade_time":"2026-02-11T15:29:21","percent_change":0.0,"prev_day_close":69.3999977111816},{"option":"SPX271217C03900000","bid":3156.0,"bid_size":2.0,"ask":3181.6,"ask_size":2.0,"iv":0.3241,"open_interest":127.0,"volume":0.0,"delta":0.9523,"gamma":0.0,"vega":9.9753,"theta":0.0,"rho":60.1624,"theo":3167.7914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3111.07,"last_trade_time":"2026-02-17T10:08:21","percent_change":0.0,"prev_day_close":3186.34997558594},{"option":"SPX271217P03900000","bid":74.1,"bid_size":153.0,"ask":77.8,"ask_size":179.0,"iv":0.3226,"open_interest":943.0,"volume":0.0,"delta":-0.0528,"gamma":0.0,"vega":9.9753,"theta":-0.2262,"rho":-7.8603,"theo":76.4147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":79.59,"last_trade_time":"2026-02-17T10:08:21","percent_change":0.0,"prev_day_close":74.7000007629394},{"option":"SPX271217C04000000","bid":3068.5,"bid_size":2.0,"ask":3093.7,"ask_size":2.0,"iv":0.3186,"open_interest":43760.0,"volume":1.0,"delta":0.948,"gamma":0.0,"vega":10.6027,"theta":0.0,"rho":61.233,"theo":3080.2352,"change":27.9701,"open":3100.02,"high":3100.02,"low":3100.02,"tick":"up","last_trade_price":3100.02,"last_trade_time":"2026-02-18T15:46:18","percent_change":0.910469,"prev_day_close":3098.64990234375},{"option":"SPX271217P04000000","bid":79.8,"bid_size":144.0,"ask":83.6,"ask_size":170.0,"iv":0.3171,"open_interest":47187.0,"volume":2.0,"delta":-0.0571,"gamma":0.0,"vega":10.6027,"theta":-0.2366,"rho":-8.4972,"theo":82.3099,"change":-0.75,"open":78.58,"high":80.3,"low":78.58,"tick":"up","last_trade_price":80.3,"last_trade_time":"2026-02-18T15:46:18","percent_change":-0.925354,"prev_day_close":80.3499984741211},{"option":"SPX271217C04100000","bid":2981.4,"bid_size":2.0,"ask":3006.2,"ask_size":2.0,"iv":0.3131,"open_interest":87.0,"volume":0.0,"delta":0.9434,"gamma":0.0,"vega":11.2563,"theta":0.0,"rho":62.2657,"theo":2993.0777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3069.95,"last_trade_time":"2026-01-06T12:12:53","percent_change":0.0,"prev_day_close":3011.25},{"option":"SPX271217P04100000","bid":86.0,"bid_size":140.0,"ask":89.9,"ask_size":161.0,"iv":0.3119,"open_interest":2616.0,"volume":0.0,"delta":-0.0617,"gamma":0.0,"vega":11.2563,"theta":-0.2472,"rho":-9.1721,"theo":88.6039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":88.42,"last_trade_time":"2026-02-13T11:21:30","percent_change":0.0,"prev_day_close":86.5},{"option":"SPX271217C04150000","bid":2938.0,"bid_size":2.0,"ask":2962.6,"ask_size":2.0,"iv":0.3105,"open_interest":1.0,"volume":0.0,"delta":0.941,"gamma":0.0,"vega":11.5956,"theta":0.0,"rho":62.7641,"theo":2949.6563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2533.78,"last_trade_time":"2025-08-06T14:48:08","percent_change":0.0,"prev_day_close":2967.75},{"option":"SPX271217P04150000","bid":89.2,"bid_size":136.0,"ask":93.1,"ask_size":116.0,"iv":0.3093,"open_interest":287.0,"volume":0.0,"delta":-0.0641,"gamma":0.0,"vega":11.5956,"theta":-0.2526,"rho":-9.5275,"theo":91.9082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.3,"last_trade_time":"2026-02-11T14:07:33","percent_change":0.0,"prev_day_close":89.7000007629394},{"option":"SPX271217C04200000","bid":2894.8,"bid_size":2.0,"ask":2919.1,"ask_size":2.0,"iv":0.3079,"open_interest":280.0,"volume":0.0,"delta":0.9385,"gamma":0.0,"vega":11.9436,"theta":0.0,"rho":63.2483,"theo":2906.3451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2545.91,"last_trade_time":"2025-07-30T12:01:55","percent_change":0.0,"prev_day_close":2924.40002441406},{"option":"SPX271217P04200000","bid":92.6,"bid_size":132.0,"ask":96.6,"ask_size":153.0,"iv":0.3067,"open_interest":3972.0,"volume":0.0,"delta":-0.0666,"gamma":0.0,"vega":11.9436,"theta":-0.258,"rho":-9.897,"theo":95.3227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.25,"last_trade_time":"2026-02-12T09:52:41","percent_change":0.0,"prev_day_close":93.0499992370606},{"option":"SPX271217C04250000","bid":2851.6,"bid_size":2.0,"ask":2875.8,"ask_size":2.0,"iv":0.3053,"open_interest":1.0,"volume":0.0,"delta":0.9359,"gamma":0.0,"vega":12.2995,"theta":0.0,"rho":63.7177,"theo":2863.1487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2882.15,"last_trade_time":"2026-01-20T11:45:21","percent_change":0.0,"prev_day_close":2881.09997558594},{"option":"SPX271217P04250000","bid":96.1,"bid_size":130.0,"ask":100.0,"ask_size":96.0,"iv":0.3042,"open_interest":298.0,"volume":0.0,"delta":-0.0692,"gamma":0.0,"vega":12.2995,"theta":-0.2635,"rho":-10.2814,"theo":98.8521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":89.4,"last_trade_time":"2026-02-09T15:50:22","percent_change":0.0,"prev_day_close":96.4500007629394},{"option":"SPX271217C04300000","bid":2808.6,"bid_size":2.0,"ask":2832.6,"ask_size":2.0,"iv":0.3028,"open_interest":172.0,"volume":0.0,"delta":0.9332,"gamma":0.0,"vega":12.6621,"theta":0.0,"rho":64.1724,"theo":2820.0717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2748.16,"last_trade_time":"2025-10-15T10:16:14","percent_change":0.0,"prev_day_close":2837.94995117188},{"option":"SPX271217P04300000","bid":99.6,"bid_size":125.0,"ask":103.7,"ask_size":92.0,"iv":0.3017,"open_interest":1920.0,"volume":0.0,"delta":-0.0719,"gamma":0.0,"vega":12.6621,"theta":-0.269,"rho":-10.6805,"theo":102.5008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":101.3,"last_trade_time":"2026-02-12T11:39:48","percent_change":0.0,"prev_day_close":100.049999237061},{"option":"SPX271217C04350000","bid":2765.9,"bid_size":2.0,"ask":2789.5,"ask_size":2.0,"iv":0.3004,"open_interest":0.0,"volume":0.0,"delta":0.9305,"gamma":0.0,"vega":13.03,"theta":0.0,"rho":64.6134,"theo":2777.1183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2794.95007324219},{"option":"SPX271217P04350000","bid":103.4,"bid_size":124.0,"ask":107.5,"ask_size":103.0,"iv":0.2993,"open_interest":313.0,"volume":0.0,"delta":-0.0746,"gamma":0.0,"vega":13.03,"theta":-0.2745,"rho":-11.0932,"theo":106.2731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.0,"last_trade_time":"2026-02-12T11:39:51","percent_change":0.0,"prev_day_close":103.75},{"option":"SPX271217C04400000","bid":2723.1,"bid_size":2.0,"ask":2746.6,"ask_size":2.0,"iv":0.2979,"open_interest":450.0,"volume":0.0,"delta":0.9276,"gamma":0.0,"vega":13.402,"theta":0.0,"rho":65.042,"theo":2734.292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2826.93,"last_trade_time":"2025-12-24T11:59:30","percent_change":0.0,"prev_day_close":2752.05004882812},{"option":"SPX271217P04400000","bid":107.2,"bid_size":124.0,"ask":111.4,"ask_size":99.0,"iv":0.2968,"open_interest":2252.0,"volume":0.0,"delta":-0.0775,"gamma":0.0,"vega":13.402,"theta":-0.2801,"rho":-11.5185,"theo":110.1725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":102.2,"last_trade_time":"2026-02-11T14:18:49","percent_change":0.0,"prev_day_close":107.549999237061},{"option":"SPX271217C04450000","bid":2680.5,"bid_size":2.0,"ask":2703.8,"ask_size":2.0,"iv":0.2955,"open_interest":1.0,"volume":0.0,"delta":0.9247,"gamma":0.0001,"vega":13.778,"theta":-0.0061,"rho":65.4595,"theo":2691.5959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2684.9,"last_trade_time":"2026-01-21T14:22:46","percent_change":0.0,"prev_day_close":2709.30004882812},{"option":"SPX271217P04450000","bid":111.2,"bid_size":121.0,"ask":115.4,"ask_size":96.0,"iv":0.2944,"open_interest":395.0,"volume":0.0,"delta":-0.0804,"gamma":0.0001,"vega":13.778,"theta":-0.2856,"rho":-11.9547,"theo":114.2021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":114.48,"last_trade_time":"2026-02-13T11:21:30","percent_change":0.0,"prev_day_close":111.5},{"option":"SPX271217C04500000","bid":2637.8,"bid_size":2.0,"ask":2661.0,"ask_size":2.0,"iv":0.293,"open_interest":1030.0,"volume":0.0,"delta":0.9217,"gamma":0.0001,"vega":14.1589,"theta":-0.0168,"rho":65.8661,"theo":2649.0326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2632.01,"last_trade_time":"2026-02-13T09:55:31","percent_change":0.0,"prev_day_close":2666.70007324219},{"option":"SPX271217P04500000","bid":115.3,"bid_size":119.0,"ask":119.6,"ask_size":82.0,"iv":0.292,"open_interest":4087.0,"volume":300.0,"delta":-0.0834,"gamma":0.0001,"vega":14.1589,"theta":-0.2913,"rho":-12.4019,"theo":118.3646,"change":-4.06,"open":112.84,"high":112.84,"low":112.84,"tick":"no_change","last_trade_price":112.84,"last_trade_time":"2026-02-18T12:50:04","percent_change":-3.47306,"prev_day_close":115.599998474121},{"option":"SPX271217C04550000","bid":2595.6,"bid_size":2.0,"ask":2618.6,"ask_size":2.0,"iv":0.2907,"open_interest":3.0,"volume":0.0,"delta":0.9185,"gamma":0.0001,"vega":14.546,"theta":-0.0275,"rho":66.2606,"theo":2606.6051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2599.98,"last_trade_time":"2025-11-14T12:13:29","percent_change":0.0,"prev_day_close":2624.54992675781},{"option":"SPX271217P04550000","bid":119.6,"bid_size":118.0,"ask":123.9,"ask_size":77.0,"iv":0.2897,"open_interest":117.0,"volume":0.0,"delta":-0.0866,"gamma":0.0001,"vega":14.546,"theta":-0.2969,"rho":-12.8612,"theo":122.6627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.5,"last_trade_time":"2026-01-16T12:09:43","percent_change":0.0,"prev_day_close":119.799999237061},{"option":"SPX271217C04600000","bid":2553.6,"bid_size":2.0,"ask":2576.2,"ask_size":2.0,"iv":0.2884,"open_interest":1489.0,"volume":0.0,"delta":0.9153,"gamma":0.0001,"vega":14.9408,"theta":-0.0382,"rho":66.6408,"theo":2564.3169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2593.08,"last_trade_time":"2026-02-06T10:33:51","percent_change":0.0,"prev_day_close":2583.59997558594},{"option":"SPX271217P04600000","bid":124.0,"bid_size":114.0,"ask":128.4,"ask_size":75.0,"iv":0.2874,"open_interest":3818.0,"volume":0.0,"delta":-0.0898,"gamma":0.0001,"vega":14.9408,"theta":-0.3026,"rho":-13.3347,"theo":127.1002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.6,"last_trade_time":"2026-02-17T09:54:15","percent_change":0.0,"prev_day_close":124.149997711182},{"option":"SPX271217C04650000","bid":2511.6,"bid_size":2.0,"ask":2534.2,"ask_size":2.0,"iv":0.2862,"open_interest":2.0,"volume":0.0,"delta":0.912,"gamma":0.0001,"vega":15.3442,"theta":-0.0489,"rho":67.0042,"theo":2522.1724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2637.64,"last_trade_time":"2026-02-09T15:05:01","percent_change":0.0,"prev_day_close":2540.05004882812},{"option":"SPX271217P04650000","bid":128.5,"bid_size":112.0,"ask":133.0,"ask_size":74.0,"iv":0.2851,"open_interest":311.0,"volume":0.0,"delta":-0.0931,"gamma":0.0001,"vega":15.3442,"theta":-0.3082,"rho":-13.8251,"theo":131.6815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":130.6,"last_trade_time":"2026-02-12T13:41:26","percent_change":0.0,"prev_day_close":128.699996948242},{"option":"SPX271217C04700000","bid":2469.6,"bid_size":2.0,"ask":2491.9,"ask_size":2.0,"iv":0.2838,"open_interest":59.0,"volume":0.0,"delta":0.9086,"gamma":0.0001,"vega":15.7563,"theta":-0.0597,"rho":67.3488,"theo":2480.1769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2573.54,"last_trade_time":"2025-10-28T09:37:00","percent_change":0.0,"prev_day_close":2498.0},{"option":"SPX271217P04700000","bid":133.2,"bid_size":109.0,"ask":137.8,"ask_size":70.0,"iv":0.2829,"open_interest":1981.0,"volume":0.0,"delta":-0.0966,"gamma":0.0001,"vega":15.7563,"theta":-0.3139,"rho":-14.3343,"theo":136.4117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":126.9,"last_trade_time":"2026-01-30T15:49:22","percent_change":0.0,"prev_day_close":133.399993896484},{"option":"SPX271217C04750000","bid":2428.1,"bid_size":2.0,"ask":2450.2,"ask_size":2.0,"iv":0.2817,"open_interest":8.0,"volume":0.0,"delta":0.905,"gamma":0.0001,"vega":16.1758,"theta":-0.0704,"rho":67.6738,"theo":2438.336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1663.52,"last_trade_time":"2025-05-22T11:54:53","percent_change":0.0,"prev_day_close":2456.15002441406},{"option":"SPX271217P04750000","bid":138.1,"bid_size":106.0,"ask":142.7,"ask_size":67.0,"iv":0.2807,"open_interest":1612.0,"volume":0.0,"delta":-0.1001,"gamma":0.0001,"vega":16.1758,"theta":-0.3196,"rho":-14.8631,"theo":141.2965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.8,"last_trade_time":"2026-02-17T12:39:34","percent_change":0.0,"prev_day_close":138.199996948242},{"option":"SPX271217C04800000","bid":2386.5,"bid_size":2.0,"ask":2408.7,"ask_size":2.0,"iv":0.2796,"open_interest":877.0,"volume":0.0,"delta":0.9014,"gamma":0.0001,"vega":16.6007,"theta":-0.0812,"rho":67.9797,"theo":2396.6552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2528.01,"last_trade_time":"2026-02-02T13:26:31","percent_change":0.0,"prev_day_close":2414.45007324219},{"option":"SPX271217P04800000","bid":143.2,"bid_size":107.0,"ask":147.9,"ask_size":68.0,"iv":0.2785,"open_interest":4811.0,"volume":4.0,"delta":-0.1037,"gamma":0.0001,"vega":16.6007,"theta":-0.3252,"rho":-15.4109,"theo":146.3414,"change":-4.45,"open":139.7,"high":140.6,"low":139.7,"tick":"up","last_trade_price":140.6,"last_trade_time":"2026-02-18T13:49:11","percent_change":-3.06791,"prev_day_close":143.25},{"option":"SPX271217C04850000","bid":2345.2,"bid_size":2.0,"ask":2367.1,"ask_size":2.0,"iv":0.2774,"open_interest":18.0,"volume":0.0,"delta":0.8976,"gamma":0.0001,"vega":17.0292,"theta":-0.0919,"rho":68.2689,"theo":2355.1392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2428.1,"last_trade_time":"2026-01-23T14:01:36","percent_change":0.0,"prev_day_close":2372.90002441406},{"option":"SPX271217P04850000","bid":148.4,"bid_size":104.0,"ask":153.1,"ask_size":65.0,"iv":0.2763,"open_interest":1716.0,"volume":4.0,"delta":-0.1075,"gamma":0.0001,"vega":17.0292,"theta":-0.3309,"rho":-15.9755,"theo":151.5512,"change":-3.2,"open":146.4,"high":147.1,"low":146.2,"tick":"up","last_trade_price":147.1,"last_trade_time":"2026-02-18T15:59:50","percent_change":-2.12907,"prev_day_close":148.349998474121},{"option":"SPX271217C04900000","bid":2303.9,"bid_size":3.0,"ask":2325.7,"ask_size":3.0,"iv":0.2752,"open_interest":144.0,"volume":0.0,"delta":0.8938,"gamma":0.0001,"vega":17.4601,"theta":-0.1026,"rho":68.5434,"theo":2313.7918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2442.5,"last_trade_time":"2026-01-28T12:05:10","percent_change":0.0,"prev_day_close":2331.54992675781},{"option":"SPX271217P04900000","bid":153.7,"bid_size":102.0,"ask":158.6,"ask_size":63.0,"iv":0.2742,"open_interest":1676.0,"volume":0.0,"delta":-0.1114,"gamma":0.0001,"vega":17.4601,"theta":-0.3365,"rho":-16.5548,"theo":156.9294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.3,"last_trade_time":"2026-02-11T15:59:50","percent_change":0.0,"prev_day_close":153.700004577637},{"option":"SPX271217C04950000","bid":2262.9,"bid_size":3.0,"ask":2284.5,"ask_size":3.0,"iv":0.2731,"open_interest":178.0,"volume":0.0,"delta":0.8898,"gamma":0.0001,"vega":17.8934,"theta":-0.1133,"rho":68.8046,"theo":2272.6159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2248.46,"last_trade_time":"2025-10-06T13:30:10","percent_change":0.0,"prev_day_close":2290.34997558594},{"option":"SPX271217P04950000","bid":159.3,"bid_size":100.0,"ask":164.2,"ask_size":61.0,"iv":0.272,"open_interest":138.0,"volume":0.0,"delta":-0.1154,"gamma":0.0001,"vega":17.8934,"theta":-0.3422,"rho":-17.1474,"theo":162.4792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.5,"last_trade_time":"2026-01-30T15:54:30","percent_change":0.0,"prev_day_close":159.200004577637},{"option":"SPX271217C05000000","bid":2222.1,"bid_size":3.0,"ask":2243.5,"ask_size":3.0,"iv":0.271,"open_interest":48747.0,"volume":5.0,"delta":0.8857,"gamma":0.0001,"vega":18.3304,"theta":-0.124,"rho":69.0521,"theo":2231.6142,"change":27.47,"open":2256.0,"high":2257.09,"low":2233.5,"tick":"up","last_trade_price":2250.32,"last_trade_time":"2026-02-18T15:46:18","percent_change":1.2358,"prev_day_close":2249.30004882812},{"option":"SPX271217P05000000","bid":165.1,"bid_size":97.0,"ask":170.0,"ask_size":58.0,"iv":0.2699,"open_interest":56917.0,"volume":59.0,"delta":-0.1194,"gamma":0.0001,"vega":18.3304,"theta":-0.3478,"rho":-17.7537,"theo":168.2033,"change":-2.5,"open":166.0,"high":166.0,"low":161.26,"tick":"up","last_trade_price":164.6,"last_trade_time":"2026-02-18T15:46:18","percent_change":-1.49611,"prev_day_close":164.849998474121},{"option":"SPX271217C05050000","bid":2181.6,"bid_size":3.0,"ask":2202.7,"ask_size":3.0,"iv":0.2689,"open_interest":113.0,"volume":0.0,"delta":0.8814,"gamma":0.0001,"vega":18.7729,"theta":-0.1346,"rho":69.2835,"theo":2190.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2276.35,"last_trade_time":"2026-01-29T12:14:51","percent_change":0.0,"prev_day_close":2208.45007324219},{"option":"SPX271217P05050000","bid":171.0,"bid_size":98.0,"ask":176.0,"ask_size":57.0,"iv":0.2678,"open_interest":169.0,"volume":0.0,"delta":-0.1237,"gamma":0.0001,"vega":18.7729,"theta":-0.3534,"rho":-18.3761,"theo":174.105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":163.0,"last_trade_time":"2026-02-11T15:29:31","percent_change":0.0,"prev_day_close":170.699996948242},{"option":"SPX271217C05100000","bid":2141.1,"bid_size":3.0,"ask":2162.0,"ask_size":3.0,"iv":0.2668,"open_interest":136.0,"volume":0.0,"delta":0.8771,"gamma":0.0001,"vega":19.2224,"theta":-0.1452,"rho":69.4954,"theo":2150.1482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2284.03,"last_trade_time":"2026-02-02T14:44:47","percent_change":0.0,"prev_day_close":2167.80004882812},{"option":"SPX271217P05100000","bid":177.1,"bid_size":93.0,"ask":182.2,"ask_size":53.0,"iv":0.2658,"open_interest":1233.0,"volume":0.0,"delta":-0.128,"gamma":0.0001,"vega":19.2224,"theta":-0.3589,"rho":-19.018,"theo":180.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":177.0,"last_trade_time":"2026-02-13T13:48:16","percent_change":0.0,"prev_day_close":176.75},{"option":"SPX271217C05150000","bid":2100.8,"bid_size":3.0,"ask":2121.5,"ask_size":3.0,"iv":0.2647,"open_interest":115.0,"volume":0.0,"delta":0.8726,"gamma":0.0001,"vega":19.6793,"theta":-0.1558,"rho":69.6845,"theo":2109.6938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2103.87,"last_trade_time":"2026-02-05T12:43:21","percent_change":0.0,"prev_day_close":2127.30004882812},{"option":"SPX271217P05150000","bid":183.4,"bid_size":90.0,"ask":188.6,"ask_size":52.0,"iv":0.2638,"open_interest":185.0,"volume":4.0,"delta":-0.1325,"gamma":0.0001,"vega":19.6793,"theta":-0.3644,"rho":-19.6826,"theo":186.46,"change":-6.5,"open":179.3,"high":179.3,"low":179.3,"tick":"down","last_trade_price":179.3,"last_trade_time":"2026-02-18T10:22:12","percent_change":-3.49839,"prev_day_close":183.0},{"option":"SPX271217C05200000","bid":2060.8,"bid_size":3.0,"ask":2081.2,"ask_size":3.0,"iv":0.2627,"open_interest":2174.0,"volume":0.0,"delta":0.868,"gamma":0.0001,"vega":20.1426,"theta":-0.1663,"rho":69.849,"theo":2069.4335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2140.25,"last_trade_time":"2026-02-09T09:39:59","percent_change":0.0,"prev_day_close":2087.0},{"option":"SPX271217P05200000","bid":190.0,"bid_size":85.0,"ask":195.2,"ask_size":49.0,"iv":0.2618,"open_interest":7868.0,"volume":1.0,"delta":-0.1371,"gamma":0.0001,"vega":20.1426,"theta":-0.3698,"rho":-20.3719,"theo":192.9254,"change":-7.25,"open":185.0,"high":185.0,"low":185.0,"tick":"down","last_trade_price":185.0,"last_trade_time":"2026-02-18T10:05:48","percent_change":-3.77113,"prev_day_close":189.449996948242},{"option":"SPX271217C05250000","bid":2020.5,"bid_size":3.0,"ask":2041.2,"ask_size":3.0,"iv":0.2606,"open_interest":187.0,"volume":0.0,"delta":0.8633,"gamma":0.0001,"vega":20.61,"theta":-0.1767,"rho":69.9895,"theo":2029.3736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2112.45,"last_trade_time":"2026-02-11T11:03:16","percent_change":0.0,"prev_day_close":2046.95007324219},{"option":"SPX271217P05250000","bid":196.7,"bid_size":83.0,"ask":202.0,"ask_size":48.0,"iv":0.2597,"open_interest":433.0,"volume":0.0,"delta":-0.1418,"gamma":0.0001,"vega":20.61,"theta":-0.3752,"rho":-21.0852,"theo":199.5913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.2,"last_trade_time":"2026-02-12T13:26:19","percent_change":0.0,"prev_day_close":196.099998474121},{"option":"SPX271217C05300000","bid":1981.3,"bid_size":3.0,"ask":2001.4,"ask_size":3.0,"iv":0.2587,"open_interest":136.0,"volume":0.0,"delta":0.8584,"gamma":0.0001,"vega":21.079,"theta":-0.1871,"rho":70.1089,"theo":1989.5196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2093.29,"last_trade_time":"2026-02-03T10:56:26","percent_change":0.0,"prev_day_close":2007.04998779297},{"option":"SPX271217P05300000","bid":203.6,"bid_size":80.0,"ask":209.0,"ask_size":45.0,"iv":0.2577,"open_interest":5963.0,"volume":0.0,"delta":-0.1467,"gamma":0.0001,"vega":21.079,"theta":-0.3805,"rho":-21.8196,"theo":206.463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.97,"last_trade_time":"2026-02-12T13:08:09","percent_change":0.0,"prev_day_close":203.0},{"option":"SPX271217C05350000","bid":1941.5,"bid_size":3.0,"ask":1961.7,"ask_size":3.0,"iv":0.2566,"open_interest":113.0,"volume":0.0,"delta":0.8534,"gamma":0.0001,"vega":21.5478,"theta":-0.1974,"rho":70.2104,"theo":1949.8756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1970.0,"last_trade_time":"2025-12-12T11:03:06","percent_change":0.0,"prev_day_close":1967.45001220703},{"option":"SPX271217P05350000","bid":210.8,"bid_size":77.0,"ask":216.2,"ask_size":76.0,"iv":0.2558,"open_interest":3531.0,"volume":0.0,"delta":-0.1517,"gamma":0.0001,"vega":21.5478,"theta":-0.3857,"rho":-22.5718,"theo":213.5447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.5,"last_trade_time":"2026-02-12T11:55:59","percent_change":0.0,"prev_day_close":210.099998474121},{"option":"SPX271217C05400000","bid":1902.2,"bid_size":3.0,"ask":1922.3,"ask_size":3.0,"iv":0.2546,"open_interest":1261.0,"volume":0.0,"delta":0.8483,"gamma":0.0001,"vega":22.0158,"theta":-0.2076,"rho":70.2967,"theo":1910.4443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1859.16,"last_trade_time":"2026-02-17T10:49:24","percent_change":0.0,"prev_day_close":1928.0},{"option":"SPX271217P05400000","bid":218.1,"bid_size":76.0,"ask":223.7,"ask_size":75.0,"iv":0.2538,"open_interest":9273.0,"volume":0.0,"delta":-0.1568,"gamma":0.0001,"vega":22.0158,"theta":-0.3908,"rho":-23.3393,"theo":220.8391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.12,"last_trade_time":"2026-02-17T10:49:24","percent_change":0.0,"prev_day_close":217.200004577637},{"option":"SPX271217C05450000","bid":1863.1,"bid_size":3.0,"ask":1882.9,"ask_size":3.0,"iv":0.2526,"open_interest":83.0,"volume":0.0,"delta":0.843,"gamma":0.0001,"vega":22.4843,"theta":-0.2177,"rho":70.3674,"theo":1871.2282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1890.55,"last_trade_time":"2026-02-12T14:55:20","percent_change":0.0,"prev_day_close":1888.70001220703},{"option":"SPX271217P05450000","bid":225.8,"bid_size":72.0,"ask":231.3,"ask_size":72.0,"iv":0.2519,"open_interest":498.0,"volume":0.0,"delta":-0.1621,"gamma":0.0001,"vega":22.4843,"theta":-0.3959,"rho":-24.1223,"theo":228.3487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.9,"last_trade_time":"2026-01-30T15:54:14","percent_change":0.0,"prev_day_close":224.75},{"option":"SPX271217C05500000","bid":1824.2,"bid_size":3.0,"ask":1844.1,"ask_size":3.0,"iv":0.2506,"open_interest":1334.0,"volume":6.0,"delta":0.8376,"gamma":0.0001,"vega":22.9552,"theta":-0.2277,"rho":70.4197,"theo":1832.2303,"change":11.5,"open":1865.69,"high":1865.69,"low":1836.55,"tick":"down","last_trade_price":1836.55,"last_trade_time":"2026-02-18T15:22:27","percent_change":0.630117,"prev_day_close":1850.44995117188},{"option":"SPX271217P05500000","bid":233.6,"bid_size":71.0,"ask":239.0,"ask_size":70.0,"iv":0.2499,"open_interest":7548.0,"volume":1.0,"delta":-0.1675,"gamma":0.0001,"vega":22.9552,"theta":-0.4008,"rho":-24.9239,"theo":236.0765,"change":-8.1,"open":228.15,"high":228.15,"low":228.15,"tick":"down","last_trade_price":228.15,"last_trade_time":"2026-02-18T10:07:34","percent_change":-3.42857,"prev_day_close":232.449996948242},{"option":"SPX271217C05550000","bid":1785.6,"bid_size":3.0,"ask":1805.1,"ask_size":3.0,"iv":0.2487,"open_interest":69.0,"volume":0.0,"delta":0.8321,"gamma":0.0001,"vega":23.4301,"theta":-0.2376,"rho":70.4487,"theo":1793.4551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1654.79,"last_trade_time":"2025-11-20T14:58:13","percent_change":0.0,"prev_day_close":1810.84997558594},{"option":"SPX271217P05550000","bid":241.7,"bid_size":68.0,"ask":247.1,"ask_size":69.0,"iv":0.248,"open_interest":319.0,"volume":0.0,"delta":-0.173,"gamma":0.0001,"vega":23.4301,"theta":-0.4056,"rho":-25.7487,"theo":244.027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":224.44,"last_trade_time":"2026-02-09T13:21:40","percent_change":0.0,"prev_day_close":240.449996948242},{"option":"SPX271217C05600000","bid":1747.3,"bid_size":3.0,"ask":1766.7,"ask_size":3.0,"iv":0.2468,"open_interest":513.0,"volume":0.0,"delta":0.8264,"gamma":0.0001,"vega":23.9095,"theta":-0.2474,"rho":70.45,"theo":1754.9088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1771.75,"last_trade_time":"2026-02-13T13:36:12","percent_change":0.0,"prev_day_close":1772.29998779297},{"option":"SPX271217P05600000","bid":250.0,"bid_size":67.0,"ask":255.5,"ask_size":68.0,"iv":0.2461,"open_interest":3808.0,"volume":0.0,"delta":-0.1787,"gamma":0.0001,"vega":23.9095,"theta":-0.4104,"rho":-26.6012,"theo":252.2064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.26,"last_trade_time":"2026-02-13T13:33:04","percent_change":0.0,"prev_day_close":248.550003051758},{"option":"SPX271217C05650000","bid":1709.0,"bid_size":3.0,"ask":1728.4,"ask_size":3.0,"iv":0.2448,"open_interest":60.0,"volume":0.0,"delta":0.8205,"gamma":0.0001,"vega":24.3921,"theta":-0.257,"rho":70.4216,"theo":1716.5986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1703.47,"last_trade_time":"2025-11-17T12:21:03","percent_change":0.0,"prev_day_close":1733.95001220703},{"option":"SPX271217P05650000","bid":258.6,"bid_size":64.0,"ask":264.1,"ask_size":65.0,"iv":0.2442,"open_interest":179.0,"volume":3.0,"delta":-0.1846,"gamma":0.0001,"vega":24.3921,"theta":-0.4149,"rho":-27.4833,"theo":260.6219,"change":-1.95,"open":259.2,"high":259.3,"low":259.2,"tick":"down","last_trade_price":259.2,"last_trade_time":"2026-02-18T15:26:32","percent_change":-0.746701,"prev_day_close":256.949996948242},{"option":"SPX271217C05700000","bid":1671.1,"bid_size":3.0,"ask":1690.3,"ask_size":3.0,"iv":0.2429,"open_interest":834.0,"volume":0.0,"delta":0.8145,"gamma":0.0001,"vega":24.8752,"theta":-0.2665,"rho":70.365,"theo":1678.5312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1685.92,"last_trade_time":"2026-01-02T11:19:37","percent_change":0.0,"prev_day_close":1695.85003662109},{"option":"SPX271217P05700000","bid":267.3,"bid_size":63.0,"ask":272.9,"ask_size":65.0,"iv":0.2423,"open_interest":3143.0,"volume":0.0,"delta":-0.1906,"gamma":0.0001,"vega":24.8752,"theta":-0.4194,"rho":-28.3937,"theo":269.2803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":279.07,"last_trade_time":"2026-02-05T10:42:41","percent_change":0.0,"prev_day_close":265.600006103516},{"option":"SPX271217C05750000","bid":1633.4,"bid_size":3.0,"ask":1652.4,"ask_size":3.0,"iv":0.2409,"open_interest":326.0,"volume":0.0,"delta":0.8084,"gamma":0.0001,"vega":25.3556,"theta":-0.2758,"rho":70.2851,"theo":1640.7122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1700.0,"last_trade_time":"2026-02-03T15:37:44","percent_change":0.0,"prev_day_close":1657.95001220703},{"option":"SPX271217P05750000","bid":276.4,"bid_size":60.0,"ask":281.9,"ask_size":62.0,"iv":0.2404,"open_interest":829.0,"volume":0.0,"delta":-0.1967,"gamma":0.0001,"vega":25.3556,"theta":-0.4236,"rho":-29.3274,"theo":278.187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":261.1,"last_trade_time":"2026-02-11T13:36:49","percent_change":0.0,"prev_day_close":274.5},{"option":"SPX271217C05800000","bid":1595.9,"bid_size":3.0,"ask":1614.8,"ask_size":3.0,"iv":0.239,"open_interest":1565.0,"volume":1.0,"delta":0.8021,"gamma":0.0001,"vega":25.8316,"theta":-0.285,"rho":70.1862,"theo":1603.145,"change":44.37,"open":1640.97,"high":1640.97,"low":1640.97,"tick":"down","last_trade_price":1640.97,"last_trade_time":"2026-02-18T11:35:06","percent_change":2.77903,"prev_day_close":1620.29998779297},{"option":"SPX271217P05800000","bid":285.7,"bid_size":60.0,"ask":290.9,"ask_size":61.0,"iv":0.2385,"open_interest":4349.0,"volume":0.0,"delta":-0.203,"gamma":0.0001,"vega":25.8316,"theta":-0.4277,"rho":-30.28,"theo":287.3455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.5,"last_trade_time":"2026-02-12T12:00:01","percent_change":0.0,"prev_day_close":283.650009155273},{"option":"SPX271217C05850000","bid":1558.7,"bid_size":3.0,"ask":1577.3,"ask_size":3.0,"iv":0.237,"open_interest":91.0,"volume":0.0,"delta":0.7956,"gamma":0.0001,"vega":26.3028,"theta":-0.294,"rho":70.0711,"theo":1565.8316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1573.4,"last_trade_time":"2026-02-13T12:00:40","percent_change":0.0,"prev_day_close":1582.89996337891},{"option":"SPX271217P05850000","bid":295.2,"bid_size":56.0,"ask":300.5,"ask_size":58.0,"iv":0.2366,"open_interest":377.0,"volume":0.0,"delta":-0.2095,"gamma":0.0001,"vega":26.3028,"theta":-0.4316,"rho":-31.2489,"theo":296.7578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":297.95,"last_trade_time":"2026-02-17T15:22:19","percent_change":0.0,"prev_day_close":293.100006103516},{"option":"SPX271217C05900000","bid":1521.7,"bid_size":3.0,"ask":1540.3,"ask_size":3.0,"iv":0.2352,"open_interest":1281.0,"volume":0.0,"delta":0.789,"gamma":0.0001,"vega":26.7708,"theta":-0.3028,"rho":69.9382,"theo":1528.774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1503.73,"last_trade_time":"2026-02-13T15:36:11","percent_change":0.0,"prev_day_close":1545.70001220703},{"option":"SPX271217P05900000","bid":304.9,"bid_size":55.0,"ask":310.3,"ask_size":57.0,"iv":0.2348,"open_interest":2920.0,"volume":19.0,"delta":-0.2161,"gamma":0.0001,"vega":26.7708,"theta":-0.4354,"rho":-32.2356,"theo":306.4259,"change":-8.6,"open":299.4,"high":299.4,"low":299.1,"tick":"down","last_trade_price":299.1,"last_trade_time":"2026-02-18T13:45:57","percent_change":-2.79493,"prev_day_close":302.699996948242},{"option":"SPX271217C05950000","bid":1485.0,"bid_size":3.0,"ask":1503.3,"ask_size":3.0,"iv":0.2332,"open_interest":61.0,"volume":0.0,"delta":0.7822,"gamma":0.0001,"vega":27.2375,"theta":-0.3114,"rho":69.7822,"theo":1491.9754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1628.5,"last_trade_time":"2026-01-28T09:36:00","percent_change":0.0,"prev_day_close":1508.79998779297},{"option":"SPX271217P05950000","bid":314.9,"bid_size":55.0,"ask":320.1,"ask_size":56.0,"iv":0.2328,"open_interest":2134.0,"volume":0.0,"delta":-0.2229,"gamma":0.0001,"vega":27.2375,"theta":-0.439,"rho":-33.2454,"theo":316.353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.7,"last_trade_time":"2026-01-23T11:25:28","percent_change":0.0,"prev_day_close":312.600006103516},{"option":"SPX271217C06000000","bid":1448.5,"bid_size":3.0,"ask":1466.6,"ask_size":3.0,"iv":0.2313,"open_interest":42854.0,"volume":16.0,"delta":0.7753,"gamma":0.0001,"vega":27.7042,"theta":-0.3199,"rho":69.5965,"theo":1455.4415,"change":43.43,"open":1486.86,"high":1492.63,"low":1486.86,"tick":"up","last_trade_price":1492.63,"last_trade_time":"2026-02-18T12:53:27","percent_change":2.99682,"prev_day_close":1472.15002441406},{"option":"SPX271217P06000000","bid":325.2,"bid_size":52.0,"ask":330.5,"ask_size":53.0,"iv":0.231,"open_interest":43444.0,"volume":18.0,"delta":-0.2298,"gamma":0.0001,"vega":27.7042,"theta":-0.4423,"rho":-34.2849,"theo":326.5449,"change":-12.3,"open":316.77,"high":316.84,"low":315.6,"tick":"down","last_trade_price":315.8,"last_trade_time":"2026-02-18T12:53:27","percent_change":-3.74885,"prev_day_close":322.649993896484},{"option":"SPX271217C06050000","bid":1412.4,"bid_size":3.0,"ask":1430.3,"ask_size":3.0,"iv":0.2294,"open_interest":95.0,"volume":0.0,"delta":0.7682,"gamma":0.0001,"vega":28.1704,"theta":-0.328,"rho":69.3767,"theo":1419.1798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1433.1,"last_trade_time":"2026-02-13T13:25:38","percent_change":0.0,"prev_day_close":1435.84997558594},{"option":"SPX271217P06050000","bid":335.7,"bid_size":30.0,"ask":341.1,"ask_size":53.0,"iv":0.2291,"open_interest":283.0,"volume":0.0,"delta":-0.2369,"gamma":0.0001,"vega":28.1704,"theta":-0.4454,"rho":-35.3584,"theo":337.0089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":337.5,"last_trade_time":"2026-02-12T12:52:55","percent_change":0.0,"prev_day_close":333.0},{"option":"SPX271217C06100000","bid":1376.3,"bid_size":3.0,"ask":1394.2,"ask_size":3.0,"iv":0.2275,"open_interest":1110.0,"volume":0.0,"delta":0.7609,"gamma":0.0001,"vega":28.6338,"theta":-0.336,"rho":69.123,"theo":1383.1982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1386.02,"last_trade_time":"2026-02-12T15:36:22","percent_change":0.0,"prev_day_close":1399.65002441406},{"option":"SPX271217P06100000","bid":346.4,"bid_size":51.0,"ask":351.7,"ask_size":52.0,"iv":0.2272,"open_interest":4852.0,"volume":30.0,"delta":-0.2442,"gamma":0.0001,"vega":28.6338,"theta":-0.4483,"rho":-36.4659,"theo":347.753,"change":-6.1,"open":343.4,"high":343.4,"low":343.4,"tick":"down","last_trade_price":343.4,"last_trade_time":"2026-02-18T13:53:36","percent_change":-1.74535,"prev_day_close":343.699996948242},{"option":"SPX271217C06150000","bid":1340.6,"bid_size":3.0,"ask":1358.3,"ask_size":3.0,"iv":0.2255,"open_interest":103.0,"volume":0.0,"delta":0.7535,"gamma":0.0002,"vega":29.0912,"theta":-0.3437,"rho":68.8407,"theo":1347.5032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1364.3,"last_trade_time":"2026-02-13T12:51:22","percent_change":0.0,"prev_day_close":1363.64996337891},{"option":"SPX271217P06150000","bid":357.5,"bid_size":29.0,"ask":362.7,"ask_size":50.0,"iv":0.2253,"open_interest":797.0,"volume":6.0,"delta":-0.2516,"gamma":0.0002,"vega":29.0912,"theta":-0.451,"rho":-37.602,"theo":358.7837,"change":-3.05,"open":348.2,"high":357.6,"low":348.2,"tick":"up","last_trade_price":357.6,"last_trade_time":"2026-02-18T15:59:50","percent_change":-0.845694,"prev_day_close":354.549987792969},{"option":"SPX271217C06200000","bid":1305.1,"bid_size":9.0,"ask":1322.7,"ask_size":9.0,"iv":0.2236,"open_interest":1152.0,"volume":0.0,"delta":0.7459,"gamma":0.0002,"vega":29.5396,"theta":-0.3512,"rho":68.5364,"theo":1312.099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1328.0,"last_trade_time":"2026-02-13T13:36:12","percent_change":0.0,"prev_day_close":1328.34997558594},{"option":"SPX271217P06200000","bid":368.8,"bid_size":29.0,"ask":374.0,"ask_size":49.0,"iv":0.2234,"open_interest":1867.0,"volume":40.0,"delta":-0.2592,"gamma":0.0002,"vega":29.5396,"theta":-0.4534,"rho":-38.76,"theo":370.1052,"change":-14.28,"open":357.77,"high":357.77,"low":357.77,"tick":"down","last_trade_price":357.77,"last_trade_time":"2026-02-18T13:19:14","percent_change":-3.83819,"prev_day_close":365.75},{"option":"SPX271217C06250000","bid":1269.9,"bid_size":9.0,"ask":1287.5,"ask_size":9.0,"iv":0.2217,"open_interest":201.0,"volume":0.0,"delta":0.7381,"gamma":0.0002,"vega":29.9782,"theta":-0.3584,"rho":68.2151,"theo":1276.9874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1352.71,"last_trade_time":"2026-02-11T15:32:44","percent_change":0.0,"prev_day_close":1293.04998779297},{"option":"SPX271217P06250000","bid":380.3,"bid_size":34.0,"ask":385.6,"ask_size":49.0,"iv":0.2215,"open_interest":1940.0,"volume":0.0,"delta":-0.267,"gamma":0.0002,"vega":29.9782,"theta":-0.4555,"rho":-39.9351,"theo":381.7193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":391.6,"last_trade_time":"2026-02-13T16:03:43","percent_change":0.0,"prev_day_close":377.149993896484},{"option":"SPX271217C06300000","bid":1235.1,"bid_size":9.0,"ask":1252.4,"ask_size":9.0,"iv":0.2197,"open_interest":620.0,"volume":0.0,"delta":0.7301,"gamma":0.0002,"vega":30.4077,"theta":-0.3653,"rho":67.8757,"theo":1242.1698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1335.0,"last_trade_time":"2026-02-09T13:47:13","percent_change":0.0,"prev_day_close":1258.04998779297},{"option":"SPX271217P06300000","bid":392.2,"bid_size":32.0,"ask":397.7,"ask_size":46.0,"iv":0.2196,"open_interest":1586.0,"volume":0.0,"delta":-0.275,"gamma":0.0002,"vega":30.4077,"theta":-0.4573,"rho":-41.1283,"theo":393.6274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.5,"last_trade_time":"2026-02-13T15:48:07","percent_change":0.0,"prev_day_close":388.900009155273},{"option":"SPX271217C06350000","bid":1200.5,"bid_size":9.0,"ask":1217.7,"ask_size":9.0,"iv":0.2178,"open_interest":91.0,"volume":0.0,"delta":0.722,"gamma":0.0002,"vega":30.8301,"theta":-0.3719,"rho":67.5118,"theo":1207.6492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1248.1,"last_trade_time":"2026-01-21T15:26:01","percent_change":0.0,"prev_day_close":1223.25},{"option":"SPX271217P06350000","bid":404.3,"bid_size":32.0,"ask":409.8,"ask_size":46.0,"iv":0.2177,"open_interest":149.0,"volume":9.0,"delta":-0.2831,"gamma":0.0002,"vega":30.8301,"theta":-0.4589,"rho":-42.346,"theo":405.8325,"change":-10.15,"open":397.7,"high":397.7,"low":397.7,"tick":"up","last_trade_price":397.7,"last_trade_time":"2026-02-18T14:11:37","percent_change":-2.48866,"prev_day_close":400.800003051758},{"option":"SPX271217C06400000","bid":1166.3,"bid_size":9.0,"ask":1183.3,"ask_size":9.0,"iv":0.2159,"open_interest":1247.0,"volume":0.0,"delta":0.7137,"gamma":0.0002,"vega":31.2464,"theta":-0.3783,"rho":67.1146,"theo":1173.4318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1224.0,"last_trade_time":"2026-02-04T11:31:47","percent_change":0.0,"prev_day_close":1188.70001220703},{"option":"SPX271217P06400000","bid":416.7,"bid_size":32.0,"ask":422.3,"ask_size":45.0,"iv":0.2158,"open_interest":2361.0,"volume":0.0,"delta":-0.2914,"gamma":0.0002,"vega":31.2464,"theta":-0.4602,"rho":-43.5969,"theo":418.3408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":430.2,"last_trade_time":"2026-02-13T16:10:19","percent_change":0.0,"prev_day_close":413.299987792969},{"option":"SPX271217C06450000","bid":1132.3,"bid_size":9.0,"ask":1149.2,"ask_size":9.0,"iv":0.214,"open_interest":303.0,"volume":0.0,"delta":0.7052,"gamma":0.0002,"vega":31.6563,"theta":-0.3843,"rho":66.6784,"theo":1139.5263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1225.31,"last_trade_time":"2026-01-06T15:36:56","percent_change":0.0,"prev_day_close":1154.55004882812},{"option":"SPX271217P06450000","bid":429.4,"bid_size":26.0,"ask":435.0,"ask_size":44.0,"iv":0.2139,"open_interest":440.0,"volume":54.0,"delta":-0.2999,"gamma":0.0002,"vega":31.6563,"theta":-0.4611,"rho":-44.8869,"theo":431.161,"change":-2.25,"open":431.0,"high":431.0,"low":430.9,"tick":"no_change","last_trade_price":430.9,"last_trade_time":"2026-02-18T09:35:50","percent_change":-0.519449,"prev_day_close":425.799987792969},{"option":"SPX271217C06500000","bid":1098.4,"bid_size":9.0,"ask":1115.4,"ask_size":9.0,"iv":0.212,"open_interest":2020.0,"volume":2.0,"delta":0.6965,"gamma":0.0002,"vega":32.0572,"theta":-0.39,"rho":66.2036,"theo":1105.9422,"change":39.2,"open":1136.7,"high":1138.2,"low":1136.7,"tick":"up","last_trade_price":1138.2,"last_trade_time":"2026-02-18T10:46:50","percent_change":3.56688,"prev_day_close":1120.65002441406},{"option":"SPX271217P06500000","bid":442.4,"bid_size":24.0,"ask":448.0,"ask_size":42.0,"iv":0.212,"open_interest":5565.0,"volume":1.0,"delta":-0.3086,"gamma":0.0002,"vega":32.0572,"theta":-0.4617,"rho":-46.2155,"theo":444.3027,"change":-14.6,"open":431.6,"high":431.6,"low":431.6,"tick":"down","last_trade_price":431.6,"last_trade_time":"2026-02-18T10:06:59","percent_change":-3.27207,"prev_day_close":438.650009155273},{"option":"SPX271217C06550000","bid":1065.2,"bid_size":9.0,"ask":1081.9,"ask_size":9.0,"iv":0.2101,"open_interest":100.0,"volume":0.0,"delta":0.6877,"gamma":0.0002,"vega":32.4462,"theta":-0.3953,"rho":65.6982,"theo":1072.6871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1146.12,"last_trade_time":"2026-02-11T11:12:59","percent_change":0.0,"prev_day_close":1087.05004882812},{"option":"SPX271217P06550000","bid":455.7,"bid_size":23.0,"ask":461.3,"ask_size":41.0,"iv":0.21,"open_interest":141.0,"volume":3.0,"delta":-0.3174,"gamma":0.0002,"vega":32.4462,"theta":-0.462,"rho":-47.5747,"theo":457.7733,"change":-2.1,"open":457.1,"high":457.5,"low":457.1,"tick":"up","last_trade_price":457.5,"last_trade_time":"2026-02-18T15:25:08","percent_change":-0.456917,"prev_day_close":451.75},{"option":"SPX271217C06600000","bid":1032.2,"bid_size":9.0,"ask":1048.0,"ask_size":9.0,"iv":0.208,"open_interest":1900.0,"volume":0.0,"delta":0.6786,"gamma":0.0002,"vega":32.8204,"theta":-0.4003,"rho":65.171,"theo":1039.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1058.0,"last_trade_time":"2026-02-12T11:19:42","percent_change":0.0,"prev_day_close":1053.79998779297},{"option":"SPX271217P06600000","bid":469.2,"bid_size":23.0,"ask":475.0,"ask_size":40.0,"iv":0.2081,"open_interest":3380.0,"volume":80.0,"delta":-0.3265,"gamma":0.0002,"vega":32.8204,"theta":-0.4619,"rho":-48.9557,"theo":471.5773,"change":-17.87,"open":455.48,"high":455.48,"low":455.48,"tick":"down","last_trade_price":455.48,"last_trade_time":"2026-02-18T13:19:14","percent_change":-3.77522,"prev_day_close":465.0},{"option":"SPX271217C06650000","bid":999.5,"bid_size":12.0,"ask":1015.2,"ask_size":12.0,"iv":0.2061,"open_interest":500.0,"volume":0.0,"delta":0.6694,"gamma":0.0002,"vega":33.179,"theta":-0.4049,"rho":64.6269,"theo":1007.1791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1107.3,"last_trade_time":"2026-02-02T11:55:12","percent_change":0.0,"prev_day_close":1020.85000610352},{"option":"SPX271217P06650000","bid":483.2,"bid_size":23.0,"ask":489.0,"ask_size":40.0,"iv":0.2061,"open_interest":406.0,"volume":0.0,"delta":-0.3357,"gamma":0.0002,"vega":33.179,"theta":-0.4615,"rho":-50.3535,"theo":485.7167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":498.0,"last_trade_time":"2026-02-13T10:50:27","percent_change":0.0,"prev_day_close":478.800003051758},{"option":"SPX271217C06700000","bid":967.2,"bid_size":12.0,"ask":982.2,"ask_size":12.0,"iv":0.204,"open_interest":1459.0,"volume":1.0,"delta":0.66,"gamma":0.0002,"vega":33.5229,"theta":-0.4092,"rho":64.0624,"theo":974.9307,"change":35.6,"open":1003.1,"high":1003.1,"low":1003.1,"tick":"up","last_trade_price":1003.1,"last_trade_time":"2026-02-18T12:44:59","percent_change":3.67959,"prev_day_close":988.150024414062},{"option":"SPX271217P06700000","bid":497.4,"bid_size":22.0,"ask":504.2,"ask_size":39.0,"iv":0.2043,"open_interest":1497.0,"volume":1.0,"delta":-0.3451,"gamma":0.0002,"vega":33.5229,"theta":-0.4607,"rho":-51.7719,"theo":500.1941,"change":-16.85,"open":484.95,"high":484.95,"low":484.95,"tick":"down","last_trade_price":484.95,"last_trade_time":"2026-02-18T12:44:59","percent_change":-3.35791,"prev_day_close":492.899993896484},{"option":"SPX271217C06750000","bid":935.1,"bid_size":12.0,"ask":950.1,"ask_size":12.0,"iv":0.2021,"open_interest":770.0,"volume":0.0,"delta":0.6504,"gamma":0.0002,"vega":33.8529,"theta":-0.4131,"rho":63.467,"theo":943.026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1029.47,"last_trade_time":"2026-01-29T09:53:55","percent_change":0.0,"prev_day_close":955.899993896484},{"option":"SPX271217P06750000","bid":512.0,"bid_size":21.0,"ask":518.9,"ask_size":36.0,"iv":0.2024,"open_interest":350.0,"volume":0.0,"delta":-0.3547,"gamma":0.0002,"vega":33.8529,"theta":-0.4595,"rho":-53.221,"theo":515.0151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":477.56,"last_trade_time":"2026-02-10T12:16:35","percent_change":0.0,"prev_day_close":507.299987792969},{"option":"SPX271217C06800000","bid":907.2,"bid_size":11.0,"ask":915.4,"ask_size":12.0,"iv":0.2002,"open_interest":2004.0,"volume":1.0,"delta":0.6406,"gamma":0.0002,"vega":34.1693,"theta":-0.4166,"rho":62.8302,"theo":911.4753,"change":34.0,"open":938.45,"high":938.45,"low":938.45,"tick":"up","last_trade_price":938.45,"last_trade_time":"2026-02-18T12:44:59","percent_change":3.75919,"prev_day_close":924.25},{"option":"SPX271217P06800000","bid":527.0,"bid_size":20.0,"ask":533.9,"ask_size":35.0,"iv":0.2004,"open_interest":4783.0,"volume":1.0,"delta":-0.3645,"gamma":0.0002,"vega":34.1693,"theta":-0.4579,"rho":-54.7116,"theo":530.19,"change":-17.85,"open":513.8,"high":513.8,"low":513.8,"tick":"down","last_trade_price":513.8,"last_trade_time":"2026-02-18T12:44:59","percent_change":-3.35747,"prev_day_close":522.099975585938},{"option":"SPX271217C06850000","bid":875.8,"bid_size":14.0,"ask":884.1,"ask_size":13.0,"iv":0.1983,"open_interest":742.0,"volume":4.0,"delta":0.6306,"gamma":0.0002,"vega":34.4704,"theta":-0.4196,"rho":62.1484,"theo":880.2915,"change":35.84,"open":909.09,"high":909.09,"low":909.09,"tick":"up","last_trade_price":909.09,"last_trade_time":"2026-02-18T12:31:44","percent_change":4.10421,"prev_day_close":892.75},{"option":"SPX271217P06850000","bid":542.3,"bid_size":20.0,"ask":549.0,"ask_size":35.0,"iv":0.1984,"open_interest":509.0,"volume":4.0,"delta":-0.3745,"gamma":0.0002,"vega":34.4704,"theta":-0.4559,"rho":-56.2472,"theo":545.732,"change":-18.65,"open":528.5,"high":528.5,"low":528.5,"tick":"down","last_trade_price":528.5,"last_trade_time":"2026-02-18T12:31:44","percent_change":-3.40857,"prev_day_close":537.299987792969},{"option":"SPX271217C06900000","bid":844.9,"bid_size":15.0,"ask":853.1,"ask_size":14.0,"iv":0.1963,"open_interest":1853.0,"volume":0.0,"delta":0.6204,"gamma":0.0002,"vega":34.7537,"theta":-0.4223,"rho":61.4284,"theo":849.4872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":828.38,"last_trade_time":"2026-02-13T15:36:11","percent_change":0.0,"prev_day_close":861.600006103516},{"option":"SPX271217P06900000","bid":558.0,"bid_size":19.0,"ask":564.8,"ask_size":34.0,"iv":0.1964,"open_interest":3520.0,"volume":40.0,"delta":-0.3847,"gamma":0.0002,"vega":34.7537,"theta":-0.4535,"rho":-57.821,"theo":561.6534,"change":-20.05,"open":543.0,"high":543.0,"low":543.0,"tick":"no_change","last_trade_price":543.0,"last_trade_time":"2026-02-18T11:12:25","percent_change":-3.56096,"prev_day_close":552.850006103516},{"option":"SPX271217C06950000","bid":814.4,"bid_size":13.0,"ask":822.6,"ask_size":14.0,"iv":0.1944,"open_interest":324.0,"volume":0.0,"delta":0.61,"gamma":0.0002,"vega":35.0166,"theta":-0.4245,"rho":60.6825,"theo":819.0714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":807.1,"last_trade_time":"2026-02-12T15:52:40","percent_change":0.0,"prev_day_close":830.899993896484},{"option":"SPX271217P06950000","bid":574.2,"bid_size":18.0,"ask":581.4,"ask_size":32.0,"iv":0.1945,"open_interest":141.0,"volume":0.0,"delta":-0.3951,"gamma":0.0002,"vega":35.0166,"theta":-0.4506,"rho":-59.4206,"theo":577.9633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":602.4,"last_trade_time":"2026-02-17T10:06:24","percent_change":0.0,"prev_day_close":568.800018310547},{"option":"SPX271217C07000000","bid":784.2,"bid_size":15.0,"ask":792.4,"ask_size":14.0,"iv":0.1924,"open_interest":23453.0,"volume":11.0,"delta":0.5994,"gamma":0.0002,"vega":35.2577,"theta":-0.4262,"rho":59.92,"theo":789.0499,"change":34.84,"open":816.94,"high":816.94,"low":816.94,"tick":"up","last_trade_price":816.94,"last_trade_time":"2026-02-18T12:53:27","percent_change":4.45467,"prev_day_close":800.549987792969},{"option":"SPX271217P07000000","bid":590.7,"bid_size":18.0,"ask":598.1,"ask_size":32.0,"iv":0.1926,"open_interest":25434.0,"volume":53.0,"delta":-0.4057,"gamma":0.0002,"vega":35.2577,"theta":-0.4473,"rho":-61.0369,"theo":594.6675,"change":-22.66,"open":575.5,"high":575.5,"low":573.49,"tick":"down","last_trade_price":573.49,"last_trade_time":"2026-02-18T13:19:14","percent_change":-3.80106,"prev_day_close":585.199981689453},{"option":"SPX271217C07050000","bid":754.5,"bid_size":15.0,"ask":762.7,"ask_size":14.0,"iv":0.1905,"open_interest":138.0,"volume":0.0,"delta":0.5886,"gamma":0.0002,"vega":35.4768,"theta":-0.4276,"rho":59.1379,"theo":759.4289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":818.62,"last_trade_time":"2026-02-11T15:31:23","percent_change":0.0,"prev_day_close":770.650024414062},{"option":"SPX271217P07050000","bid":607.7,"bid_size":18.0,"ask":614.7,"ask_size":32.0,"iv":0.1906,"open_interest":328.0,"volume":0.0,"delta":-0.4165,"gamma":0.0002,"vega":35.4768,"theta":-0.4436,"rho":-62.6728,"theo":611.7722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":574.64,"last_trade_time":"2026-02-11T15:31:23","percent_change":0.0,"prev_day_close":602.0},{"option":"SPX271217C07100000","bid":725.3,"bid_size":16.0,"ask":733.5,"ask_size":17.0,"iv":0.1885,"open_interest":1664.0,"volume":0.0,"delta":0.5776,"gamma":0.0002,"vega":35.6736,"theta":-0.4284,"rho":58.3234,"theo":730.2191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":804.65,"last_trade_time":"2026-02-12T09:37:59","percent_change":0.0,"prev_day_close":741.200012207031},{"option":"SPX271217P07100000","bid":625.2,"bid_size":18.0,"ask":632.2,"ask_size":32.0,"iv":0.1886,"open_interest":652.0,"volume":0.0,"delta":-0.4275,"gamma":0.0002,"vega":35.6736,"theta":-0.4394,"rho":-64.3411,"theo":629.2882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":582.66,"last_trade_time":"2026-02-12T09:37:59","percent_change":0.0,"prev_day_close":619.300018310547},{"option":"SPX271217C07150000","bid":696.5,"bid_size":16.0,"ask":704.7,"ask_size":17.0,"iv":0.1866,"open_interest":46.0,"volume":0.0,"delta":0.5665,"gamma":0.0002,"vega":35.8472,"theta":-0.4288,"rho":57.4625,"theo":701.4382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":776.18,"last_trade_time":"2026-01-30T10:09:59","percent_change":0.0,"prev_day_close":712.200012207031},{"option":"SPX271217P07150000","bid":643.1,"bid_size":18.0,"ask":650.2,"ask_size":31.0,"iv":0.1867,"open_interest":41.0,"volume":0.0,"delta":-0.4387,"gamma":0.0002,"vega":35.8472,"theta":-0.4347,"rho":-66.0558,"theo":647.2329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":598.01,"last_trade_time":"2026-01-30T10:09:59","percent_change":0.0,"prev_day_close":637.0},{"option":"SPX271217C07200000","bid":668.3,"bid_size":16.0,"ask":676.4,"ask_size":17.0,"iv":0.1847,"open_interest":3966.0,"volume":0.0,"delta":0.5551,"gamma":0.0002,"vega":35.9958,"theta":-0.4288,"rho":56.5516,"theo":673.1081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":669.21,"last_trade_time":"2026-02-13T11:02:30","percent_change":0.0,"prev_day_close":683.650024414062},{"option":"SPX271217P07200000","bid":661.5,"bid_size":16.0,"ask":669.1,"ask_size":28.0,"iv":0.1848,"open_interest":1241.0,"volume":0.0,"delta":-0.45,"gamma":0.0002,"vega":35.9958,"theta":-0.4296,"rho":-67.8204,"theo":665.6285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":626.2,"last_trade_time":"2026-02-11T15:30:58","percent_change":0.0,"prev_day_close":655.300018310547},{"option":"SPX271217C07250000","bid":640.5,"bid_size":17.0,"ask":648.6,"ask_size":18.0,"iv":0.1828,"open_interest":689.0,"volume":0.0,"delta":0.5435,"gamma":0.0002,"vega":36.1174,"theta":-0.4282,"rho":55.6025,"theo":645.2502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":653.15,"last_trade_time":"2026-02-12T11:30:53","percent_change":0.0,"prev_day_close":655.650024414062},{"option":"SPX271217P07250000","bid":680.4,"bid_size":16.0,"ask":688.1,"ask_size":28.0,"iv":0.1829,"open_interest":745.0,"volume":0.0,"delta":-0.4616,"gamma":0.0002,"vega":36.1174,"theta":-0.4239,"rho":-69.6233,"theo":684.4964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":685.15,"last_trade_time":"2026-02-12T11:30:53","percent_change":0.0,"prev_day_close":674.0},{"option":"SPX271217C07300000","bid":613.3,"bid_size":18.0,"ask":621.4,"ask_size":19.0,"iv":0.1809,"open_interest":1582.0,"volume":0.0,"delta":0.5317,"gamma":0.0002,"vega":36.211,"theta":-0.4271,"rho":54.632,"theo":617.8818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":630.17,"last_trade_time":"2026-02-13T12:33:40","percent_change":0.0,"prev_day_close":628.100006103516},{"option":"SPX271217P07300000","bid":699.9,"bid_size":16.0,"ask":707.6,"ask_size":28.0,"iv":0.181,"open_interest":1933.0,"volume":0.0,"delta":-0.4734,"gamma":0.0002,"vega":36.211,"theta":-0.4178,"rho":-71.4476,"theo":703.8537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":707.5,"last_trade_time":"2026-02-17T15:49:02","percent_change":0.0,"prev_day_close":693.199981689453},{"option":"SPX271217C07350000","bid":586.5,"bid_size":18.0,"ask":594.6,"ask_size":19.0,"iv":0.179,"open_interest":345.0,"volume":0.0,"delta":0.5198,"gamma":0.0002,"vega":36.2759,"theta":-0.4256,"rho":53.6478,"theo":591.0175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":665.3,"last_trade_time":"2026-02-09T15:20:48","percent_change":0.0,"prev_day_close":601.100006103516},{"option":"SPX271217P07350000","bid":719.9,"bid_size":16.0,"ask":727.6,"ask_size":27.0,"iv":0.1791,"open_interest":1088.0,"volume":0.0,"delta":-0.4854,"gamma":0.0002,"vega":36.2759,"theta":-0.4112,"rho":-73.2855,"theo":723.7151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":666.1,"last_trade_time":"2026-02-09T15:20:48","percent_change":0.0,"prev_day_close":712.950012207031},{"option":"SPX271217C07400000","bid":560.4,"bid_size":18.0,"ask":568.4,"ask_size":19.0,"iv":0.1771,"open_interest":2461.0,"volume":0.0,"delta":0.5076,"gamma":0.0002,"vega":36.3109,"theta":-0.4236,"rho":52.6403,"theo":564.6753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":621.69,"last_trade_time":"2026-02-11T13:59:09","percent_change":0.0,"prev_day_close":574.700012207031},{"option":"SPX271217P07400000","bid":740.4,"bid_size":16.0,"ask":747.6,"ask_size":27.0,"iv":0.1772,"open_interest":549.0,"volume":3.0,"delta":-0.4975,"gamma":0.0002,"vega":36.3109,"theta":-0.4041,"rho":-75.1468,"theo":744.0986,"change":-15.8,"open":730.5,"high":731.6,"low":730.5,"tick":"up","last_trade_price":731.6,"last_trade_time":"2026-02-18T15:49:23","percent_change":-2.11399,"prev_day_close":733.25},{"option":"SPX271217C07450000","bid":534.8,"bid_size":16.0,"ask":542.8,"ask_size":19.0,"iv":0.1752,"open_interest":112.0,"volume":0.0,"delta":0.4953,"gamma":0.0002,"vega":36.3132,"theta":-0.4211,"rho":51.5904,"theo":538.8814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":525.69,"last_trade_time":"2026-01-20T15:34:36","percent_change":0.0,"prev_day_close":548.850006103516},{"option":"SPX271217P07450000","bid":761.5,"bid_size":16.0,"ask":768.7,"ask_size":27.0,"iv":0.1753,"open_interest":405.0,"volume":0.0,"delta":-0.5098,"gamma":0.0002,"vega":36.3132,"theta":-0.3966,"rho":-77.0504,"theo":765.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":703.6,"last_trade_time":"2026-01-22T12:47:39","percent_change":0.0,"prev_day_close":754.049987792969},{"option":"SPX271217C07500000","bid":509.7,"bid_size":26.0,"ask":517.7,"ask_size":27.0,"iv":0.1734,"open_interest":3404.0,"volume":0.0,"delta":0.4828,"gamma":0.0002,"vega":36.2802,"theta":-0.4181,"rho":50.4885,"theo":513.6695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":499.17,"last_trade_time":"2026-02-17T11:07:25","percent_change":0.0,"prev_day_close":523.5},{"option":"SPX271217P07500000","bid":783.1,"bid_size":16.0,"ask":790.4,"ask_size":26.0,"iv":0.1734,"open_interest":1350.0,"volume":0.0,"delta":-0.5223,"gamma":0.0002,"vega":36.2802,"theta":-0.3885,"rho":-79.0062,"theo":786.5442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":801.38,"last_trade_time":"2026-02-17T12:16:42","percent_change":0.0,"prev_day_close":775.5},{"option":"SPX271217C07550000","bid":485.3,"bid_size":26.0,"ask":493.2,"ask_size":27.0,"iv":0.1716,"open_interest":270.0,"volume":0.0,"delta":0.4701,"gamma":0.0003,"vega":36.2109,"theta":-0.4146,"rho":49.3457,"theo":489.0732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":543.0,"last_trade_time":"2026-01-29T10:27:01","percent_change":0.0,"prev_day_close":498.900009155273},{"option":"SPX271217P07550000","bid":805.4,"bid_size":16.0,"ask":813.2,"ask_size":19.0,"iv":0.1717,"open_interest":183.0,"volume":0.0,"delta":-0.535,"gamma":0.0003,"vega":36.2109,"theta":-0.38,"rho":-81.0027,"theo":808.6736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":758.47,"last_trade_time":"2026-01-30T14:36:36","percent_change":0.0,"prev_day_close":797.549987792969},{"option":"SPX271217C07600000","bid":461.5,"bid_size":26.0,"ask":469.4,"ask_size":27.0,"iv":0.1698,"open_interest":4937.0,"volume":0.0,"delta":0.4574,"gamma":0.0003,"vega":36.1069,"theta":-0.4107,"rho":48.1856,"theo":465.1192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":439.24,"last_trade_time":"2026-02-17T10:06:38","percent_change":0.0,"prev_day_close":474.800003051758},{"option":"SPX271217P07600000","bid":828.3,"bid_size":14.0,"ask":836.1,"ask_size":17.0,"iv":0.1699,"open_interest":594.0,"volume":0.0,"delta":-0.5477,"gamma":0.0003,"vega":36.1069,"theta":-0.371,"rho":-83.0166,"theo":831.4453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":783.5,"last_trade_time":"2026-02-11T11:12:46","percent_change":0.0,"prev_day_close":820.149993896484},{"option":"SPX271217C07650000","bid":438.3,"bid_size":29.0,"ask":446.1,"ask_size":30.0,"iv":0.168,"open_interest":13.0,"volume":0.0,"delta":0.4445,"gamma":0.0003,"vega":35.9696,"theta":-0.4063,"rho":47.021,"theo":441.8267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":421.1,"last_trade_time":"2026-02-05T15:49:41","percent_change":0.0,"prev_day_close":451.350006103516},{"option":"SPX271217P07650000","bid":851.8,"bid_size":14.0,"ask":859.6,"ask_size":17.0,"iv":0.1681,"open_interest":9.0,"volume":0.0,"delta":-0.5606,"gamma":0.0003,"vega":35.9696,"theta":-0.3615,"rho":-85.035,"theo":854.8786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":887.36,"last_trade_time":"2026-02-05T15:49:41","percent_change":0.0,"prev_day_close":843.400024414062},{"option":"SPX271217C07700000","bid":415.8,"bid_size":30.0,"ask":423.6,"ask_size":31.0,"iv":0.1662,"open_interest":202.0,"volume":0.0,"delta":0.4315,"gamma":0.0003,"vega":35.7971,"theta":-0.4015,"rho":45.8411,"theo":419.2147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":396.1,"last_trade_time":"2026-02-17T10:06:29","percent_change":0.0,"prev_day_close":428.549987792969},{"option":"SPX271217P07700000","bid":876.0,"bid_size":14.0,"ask":883.8,"ask_size":17.0,"iv":0.1664,"open_interest":128.0,"volume":0.0,"delta":-0.5736,"gamma":0.0003,"vega":35.7971,"theta":-0.3517,"rho":-87.0687,"theo":878.9923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":920.7,"last_trade_time":"2026-02-17T10:07:28","percent_change":0.0,"prev_day_close":867.299987792969},{"option":"SPX271217C07750000","bid":394.0,"bid_size":30.0,"ask":401.6,"ask_size":31.0,"iv":0.1645,"open_interest":93.0,"volume":2.0,"delta":0.4184,"gamma":0.0003,"vega":35.5844,"theta":-0.3963,"rho":44.624,"theo":397.3072,"change":23.55,"open":417.8,"high":417.8,"low":417.8,"tick":"up","last_trade_price":417.8,"last_trade_time":"2026-02-18T10:18:49","percent_change":5.97337,"prev_day_close":406.25},{"option":"SPX271217P07750000","bid":900.8,"bid_size":13.0,"ask":908.7,"ask_size":16.0,"iv":0.1646,"open_interest":47.0,"volume":2.0,"delta":-0.5867,"gamma":0.0003,"vega":35.5844,"theta":-0.3414,"rho":-89.1396,"theo":903.8105,"change":-28.55,"open":880.8,"high":880.8,"low":880.8,"tick":"down","last_trade_price":880.8,"last_trade_time":"2026-02-18T10:15:30","percent_change":-3.13961,"prev_day_close":892.200012207031},{"option":"SPX271217C07800000","bid":372.9,"bid_size":19.0,"ask":380.4,"ask_size":31.0,"iv":0.1628,"open_interest":3195.0,"volume":15.0,"delta":0.4053,"gamma":0.0003,"vega":35.3279,"theta":-0.3907,"rho":43.3635,"theo":376.1301,"change":21.5,"open":394.7,"high":394.7,"low":394.7,"tick":"down","last_trade_price":394.7,"last_trade_time":"2026-02-18T10:28:31","percent_change":5.76099,"prev_day_close":384.850006103516},{"option":"SPX271217P07800000","bid":926.4,"bid_size":13.0,"ask":934.2,"ask_size":16.0,"iv":0.163,"open_interest":339.0,"volume":0.0,"delta":-0.5998,"gamma":0.0003,"vega":35.3279,"theta":-0.3307,"rho":-91.2538,"theo":929.3591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":883.2,"last_trade_time":"2026-02-09T10:04:57","percent_change":0.0,"prev_day_close":917.200012207031},{"option":"SPX271217C07850000","bid":352.4,"bid_size":30.0,"ask":359.9,"ask_size":32.0,"iv":0.1612,"open_interest":486.0,"volume":0.0,"delta":0.3921,"gamma":0.0003,"vega":35.0301,"theta":-0.3846,"rho":42.0816,"theo":355.7005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.2,"last_trade_time":"2026-02-12T10:17:32","percent_change":0.0,"prev_day_close":364.149993896484},{"option":"SPX271217P07850000","bid":952.6,"bid_size":13.0,"ask":960.5,"ask_size":16.0,"iv":0.1613,"open_interest":44.0,"volume":0.0,"delta":-0.613,"gamma":0.0003,"vega":35.0301,"theta":-0.3196,"rho":-93.3896,"theo":955.6553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":901.4,"last_trade_time":"2026-02-12T10:12:16","percent_change":0.0,"prev_day_close":943.099975585938},{"option":"SPX271217C07900000","bid":332.7,"bid_size":33.0,"ask":340.0,"ask_size":34.0,"iv":0.1596,"open_interest":237.0,"volume":1.0,"delta":0.379,"gamma":0.0003,"vega":34.6974,"theta":-0.3782,"rho":40.8052,"theo":336.0201,"change":7.75,"open":341.1,"high":341.1,"low":341.1,"tick":"up","last_trade_price":341.1,"last_trade_time":"2026-02-18T09:40:36","percent_change":2.32488,"prev_day_close":343.949996948242},{"option":"SPX271217P07900000","bid":979.5,"bid_size":12.0,"ask":987.4,"ask_size":15.0,"iv":0.1597,"open_interest":37.0,"volume":0.0,"delta":-0.6261,"gamma":0.0003,"vega":34.6974,"theta":-0.3081,"rho":-95.5197,"theo":982.7005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":941.3,"last_trade_time":"2026-02-11T10:21:35","percent_change":0.0,"prev_day_close":969.799987792969},{"option":"SPX271217C07950000","bid":313.8,"bid_size":22.0,"ask":320.9,"ask_size":36.0,"iv":0.158,"open_interest":236.0,"volume":0.0,"delta":0.3658,"gamma":0.0003,"vega":34.3328,"theta":-0.3715,"rho":39.5386,"theo":317.0803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":350.75,"last_trade_time":"2026-02-06T15:29:37","percent_change":0.0,"prev_day_close":324.699996948242},{"option":"SPX271217P07950000","bid":1007.2,"bid_size":11.0,"ask":1015.1,"ask_size":14.0,"iv":0.1581,"open_interest":24.0,"volume":0.0,"delta":-0.6393,"gamma":0.0003,"vega":34.3328,"theta":-0.2963,"rho":-97.6401,"theo":1010.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":915.6,"last_trade_time":"2026-01-28T10:15:16","percent_change":0.0,"prev_day_close":997.200012207031},{"option":"SPX271217C08000000","bid":295.5,"bid_size":22.0,"ask":302.5,"ask_size":36.0,"iv":0.1564,"open_interest":10287.0,"volume":1.0,"delta":0.3528,"gamma":0.0003,"vega":33.9319,"theta":-0.3644,"rho":38.2601,"theo":298.8744,"change":20.35,"open":316.4,"high":316.4,"low":316.4,"tick":"up","last_trade_price":316.4,"last_trade_time":"2026-02-18T11:42:57","percent_change":6.87384,"prev_day_close":306.099990844727},{"option":"SPX271217P08000000","bid":1029.2,"bid_size":12.0,"ask":1045.9,"ask_size":12.0,"iv":0.156,"open_interest":336.0,"volume":0.0,"delta":-0.6524,"gamma":0.0003,"vega":33.9319,"theta":-0.2841,"rho":-99.7724,"theo":1039.0063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1050.85,"last_trade_time":"2026-02-17T15:34:17","percent_change":0.0,"prev_day_close":1025.99996948242},{"option":"SPX271217C08050000","bid":278.0,"bid_size":23.0,"ask":284.9,"ask_size":38.0,"iv":0.155,"open_interest":6.0,"volume":0.0,"delta":0.3397,"gamma":0.0003,"vega":33.4874,"theta":-0.3569,"rho":36.9521,"theo":281.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.75,"last_trade_time":"2026-02-17T15:54:27","percent_change":0.0,"prev_day_close":288.149993896484},{"option":"SPX271217P08050000","bid":1058.2,"bid_size":12.0,"ask":1075.0,"ask_size":12.0,"iv":0.1544,"open_interest":12.0,"volume":0.0,"delta":-0.6654,"gamma":0.0003,"vega":33.4874,"theta":-0.2716,"rho":-101.9341,"theo":1068.2593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":994.9,"last_trade_time":"2026-01-07T12:46:28","percent_change":0.0,"prev_day_close":1054.84997558594},{"option":"SPX271217C08100000","bid":261.2,"bid_size":24.0,"ask":268.0,"ask_size":40.0,"iv":0.1535,"open_interest":988.0,"volume":0.0,"delta":0.3268,"gamma":0.0003,"vega":32.999,"theta":-0.3492,"rho":35.6275,"theo":264.66,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.9,"last_trade_time":"2026-02-11T15:30:41","percent_change":0.0,"prev_day_close":270.949996948242},{"option":"SPX271217P08100000","bid":1088.0,"bid_size":9.0,"ask":1104.9,"ask_size":9.0,"iv":0.153,"open_interest":52.0,"volume":0.0,"delta":-0.6783,"gamma":0.0003,"vega":32.999,"theta":-0.2588,"rho":-104.1126,"theo":1098.2433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1021.4,"last_trade_time":"2026-01-07T11:53:42","percent_change":0.0,"prev_day_close":1084.34997558594},{"option":"SPX271217C08150000","bid":245.2,"bid_size":25.0,"ask":251.8,"ask_size":41.0,"iv":0.1521,"open_interest":41.0,"volume":0.0,"delta":0.314,"gamma":0.0003,"vega":32.4762,"theta":-0.3411,"rho":34.3175,"theo":248.6366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":244.37,"last_trade_time":"2026-02-13T15:54:45","percent_change":0.0,"prev_day_close":254.550003051758},{"option":"SPX271217P08150000","bid":1118.5,"bid_size":9.0,"ask":1135.6,"ask_size":9.0,"iv":0.1516,"open_interest":1.0,"volume":0.0,"delta":-0.6912,"gamma":0.0003,"vega":32.4762,"theta":-0.2456,"rho":-106.2763,"theo":1128.9456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1061.0,"last_trade_time":"2026-02-10T15:03:53","percent_change":0.0,"prev_day_close":1114.65002441406},{"option":"SPX271217C08200000","bid":229.8,"bid_size":26.0,"ask":236.4,"ask_size":43.0,"iv":0.1507,"open_interest":3793.0,"volume":0.0,"delta":0.3013,"gamma":0.0002,"vega":31.9281,"theta":-0.3328,"rho":33.0348,"theo":233.3113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":230.7,"last_trade_time":"2026-02-13T10:07:28","percent_change":0.0,"prev_day_close":238.849998474121},{"option":"SPX271217P08200000","bid":1149.7,"bid_size":9.0,"ask":1166.9,"ask_size":9.0,"iv":0.1502,"open_interest":7.0,"volume":0.0,"delta":-0.7039,"gamma":0.0002,"vega":31.9281,"theta":-0.2322,"rho":-108.4128,"theo":1160.3461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1182.51,"last_trade_time":"2025-10-23T14:43:29","percent_change":0.0,"prev_day_close":1145.65002441406},{"option":"SPX271217C08300000","bid":201.3,"bid_size":28.0,"ask":207.7,"ask_size":48.0,"iv":0.1482,"open_interest":970.0,"volume":2.0,"delta":0.2763,"gamma":0.0002,"vega":30.7412,"theta":-0.3154,"rho":30.4724,"theo":204.7052,"change":0.6,"open":203.3,"high":203.3,"low":203.3,"tick":"no_change","last_trade_price":203.3,"last_trade_time":"2026-02-18T09:39:50","percent_change":0.296005,"prev_day_close":209.600006103516},{"option":"SPX271217P08300000","bid":1214.4,"bid_size":9.0,"ask":1232.0,"ask_size":9.0,"iv":0.1476,"open_interest":13.0,"volume":2.0,"delta":-0.7288,"gamma":0.0002,"vega":30.7412,"theta":-0.2047,"rho":-112.6828,"theo":1225.1914,"change":-25.41,"open":1206.78,"high":1207.39,"low":1206.78,"tick":"up","last_trade_price":1207.39,"last_trade_time":"2026-02-18T15:46:17","percent_change":-2.06116,"prev_day_close":1209.84997558594},{"option":"SPX271217C08400000","bid":175.6,"bid_size":29.0,"ask":181.8,"ask_size":51.0,"iv":0.1458,"open_interest":4724.0,"volume":1.0,"delta":0.2522,"gamma":0.0002,"vega":29.4098,"theta":-0.2972,"rho":27.915,"theo":178.8027,"change":13.37,"open":190.52,"high":190.52,"low":190.52,"tick":"up","last_trade_price":190.52,"last_trade_time":"2026-02-18T11:18:29","percent_change":7.54728,"prev_day_close":183.349998474121},{"option":"SPX271217P08400000","bid":1281.8,"bid_size":3.0,"ask":1299.7,"ask_size":3.0,"iv":0.1451,"open_interest":20.0,"volume":4.0,"delta":-0.753,"gamma":0.0002,"vega":29.4098,"theta":-0.1764,"rho":-116.9476,"theo":1292.7403,"change":-44.04,"open":1256.36,"high":1256.36,"low":1256.36,"tick":"up","last_trade_price":1256.36,"last_trade_time":"2026-02-18T11:18:29","percent_change":-3.38665,"prev_day_close":1275.59997558594},{"option":"SPX271217C08500000","bid":152.5,"bid_size":54.0,"ask":158.7,"ask_size":57.0,"iv":0.1436,"open_interest":1178.0,"volume":0.0,"delta":0.229,"gamma":0.0002,"vega":28.006,"theta":-0.2785,"rho":25.4909,"theo":155.5093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.01,"last_trade_time":"2026-02-13T15:49:10","percent_change":0.0,"prev_day_close":159.850006103516},{"option":"SPX271217P08500000","bid":1352.0,"bid_size":3.0,"ask":1370.2,"ask_size":3.0,"iv":0.1429,"open_interest":359.0,"volume":2.0,"delta":-0.7761,"gamma":0.0002,"vega":28.006,"theta":-0.1476,"rho":-121.0793,"theo":1362.8983,"change":-26.81,"open":1343.38,"high":1344.39,"low":1343.38,"tick":"up","last_trade_price":1344.39,"last_trade_time":"2026-02-18T15:46:17","percent_change":-1.95522,"prev_day_close":1345.29998779297},{"option":"SPX271217C08600000","bid":132.1,"bid_size":59.0,"ask":138.1,"ask_size":62.0,"iv":0.1416,"open_interest":1012.0,"volume":1.0,"delta":0.2069,"gamma":0.0002,"vega":26.5157,"theta":-0.2596,"rho":23.1099,"theo":134.747,"change":10.83,"open":144.68,"high":144.68,"low":144.68,"tick":"up","last_trade_price":144.68,"last_trade_time":"2026-02-18T11:18:29","percent_change":8.09115,"prev_day_close":138.75},{"option":"SPX271217P08600000","bid":1424.8,"bid_size":3.0,"ask":1443.2,"ask_size":3.0,"iv":0.1409,"open_interest":52.0,"volume":0.0,"delta":-0.7982,"gamma":0.0002,"vega":26.5157,"theta":-0.1186,"rho":-125.1679,"theo":1435.5874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1343.83,"last_trade_time":"2026-01-23T11:08:26","percent_change":0.0,"prev_day_close":1417.75},{"option":"SPX271217C08700000","bid":114.3,"bid_size":66.0,"ask":119.9,"ask_size":70.0,"iv":0.1399,"open_interest":56.0,"volume":54.0,"delta":0.1862,"gamma":0.0002,"vega":24.9678,"theta":-0.2409,"rho":20.8813,"theo":116.4302,"change":-0.25,"open":116.0,"high":116.0,"low":116.0,"tick":"up","last_trade_price":116.0,"last_trade_time":"2026-02-18T09:32:28","percent_change":-0.215054,"prev_day_close":120.150001525879},{"option":"SPX271217P08700000","bid":1500.0,"bid_size":3.0,"ask":1518.7,"ask_size":3.0,"iv":0.139,"open_interest":0.0,"volume":0.0,"delta":-0.8189,"gamma":0.0002,"vega":24.9678,"theta":-0.0896,"rho":-129.104,"theo":1510.7221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1492.95001220703},{"option":"SPX271217C08800000","bid":98.5,"bid_size":72.0,"ask":104.0,"ask_size":76.0,"iv":0.1383,"open_interest":1175.0,"volume":0.0,"delta":0.167,"gamma":0.0002,"vega":23.4228,"theta":-0.2226,"rho":18.7923,"theo":100.4006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.4,"last_trade_time":"2026-02-11T14:16:51","percent_change":0.0,"prev_day_close":103.900001525879},{"option":"SPX271217P08800000","bid":1577.4,"bid_size":3.0,"ask":1596.2,"ask_size":3.0,"iv":0.1374,"open_interest":14.0,"volume":0.0,"delta":-0.8381,"gamma":0.0002,"vega":23.4228,"theta":-0.0612,"rho":-132.9006,"theo":1588.1439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1590.67,"last_trade_time":"2025-11-04T13:53:20","percent_change":0.0,"prev_day_close":1569.89996337891},{"option":"SPX271217C08900000","bid":85.0,"bid_size":81.0,"ask":90.1,"ask_size":87.0,"iv":0.137,"open_interest":3.0,"volume":0.0,"delta":0.1493,"gamma":0.0002,"vega":21.8574,"theta":-0.205,"rho":16.8337,"theo":86.5248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.0,"last_trade_time":"2026-01-29T10:03:51","percent_change":0.0,"prev_day_close":89.7999992370606},{"option":"SPX271217P08900000","bid":1656.9,"bid_size":3.0,"ask":1676.2,"ask_size":3.0,"iv":0.136,"open_interest":0.0,"volume":0.0,"delta":-0.8558,"gamma":0.0002,"vega":21.8574,"theta":-0.0334,"rho":-136.5667,"theo":1667.7196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1649.54998779297},{"option":"SPX271217C09000000","bid":73.2,"bid_size":89.0,"ask":78.0,"ask_size":96.0,"iv":0.1359,"open_interest":3473.0,"volume":1.0,"delta":0.1333,"gamma":0.0002,"vega":20.3428,"theta":-0.1883,"rho":15.082,"theo":74.5967,"change":6.2,"open":81.1,"high":81.1,"low":81.1,"tick":"up","last_trade_price":81.1,"last_trade_time":"2026-02-18T11:32:00","percent_change":8.27771,"prev_day_close":77.5500030517578},{"option":"SPX271217P09000000","bid":1738.2,"bid_size":3.0,"ask":1757.8,"ask_size":3.0,"iv":0.1347,"open_interest":178.0,"volume":0.0,"delta":-0.8718,"gamma":0.0002,"vega":20.3428,"theta":-0.0067,"rho":-140.0261,"theo":1749.2429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1683.37,"last_trade_time":"2025-12-11T10:29:17","percent_change":0.0,"prev_day_close":1730.70001220703},{"option":"SPX271217C09200000","bid":54.0,"bid_size":105.0,"ask":58.8,"ask_size":114.0,"iv":0.1341,"open_interest":1731.0,"volume":3.0,"delta":0.106,"gamma":0.0001,"vega":17.4811,"theta":-0.1584,"rho":12.0247,"theo":55.7826,"change":-0.3,"open":55.8,"high":55.8,"low":55.8,"tick":"no_change","last_trade_price":55.8,"last_trade_time":"2026-02-18T09:40:06","percent_change":-0.53476,"prev_day_close":57.8000011444092},{"option":"SPX271217P09200000","bid":1905.5,"bid_size":2.0,"ask":1925.8,"ask_size":2.0,"iv":0.1327,"open_interest":691.0,"volume":0.0,"delta":-0.8992,"gamma":0.0001,"vega":17.4811,"theta":0.0,"rho":-146.4985,"theo":1917.3316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1838.8,"last_trade_time":"2026-01-05T13:47:56","percent_change":0.0,"prev_day_close":1897.89996337891},{"option":"SPX271217C09400000","bid":40.6,"bid_size":117.0,"ask":44.4,"ask_size":130.0,"iv":0.1332,"open_interest":1181.0,"volume":5.0,"delta":0.0845,"gamma":0.0001,"vega":14.9641,"theta":-0.1334,"rho":9.607,"theo":42.2872,"change":1.75,"open":44.0,"high":44.0,"low":44.0,"tick":"no_change","last_trade_price":44.0,"last_trade_time":"2026-02-18T09:40:23","percent_change":4.14201,"prev_day_close":43.4500007629394},{"option":"SPX271217P09400000","bid":2078.1,"bid_size":2.0,"ask":2099.3,"ask_size":2.0,"iv":0.1315,"open_interest":508.0,"volume":0.0,"delta":-0.9206,"gamma":0.0001,"vega":14.9641,"theta":0.0,"rho":-152.3313,"theo":2090.7391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2149.73,"last_trade_time":"2025-11-17T13:42:11","percent_change":0.0,"prev_day_close":2070.44995117188},{"option":"SPX271217C09500000","bid":35.1,"bid_size":125.0,"ask":38.8,"ask_size":138.0,"iv":0.1329,"open_interest":852.0,"volume":0.0,"delta":0.0756,"gamma":0.0001,"vega":13.8294,"theta":-0.1226,"rho":8.6136,"theo":37.0573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.1,"last_trade_time":"2026-01-29T14:43:01","percent_change":0.0,"prev_day_close":37.8499984741211},{"option":"SPX271217P09500000","bid":2166.1,"bid_size":2.0,"ask":2187.4,"ask_size":2.0,"iv":0.1312,"open_interest":0.0,"volume":0.0,"delta":-0.9295,"gamma":0.0001,"vega":13.8294,"theta":0.0,"rho":-155.0322,"theo":2178.9606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2158.25},{"option":"SPX271217C09550000","bid":32.6,"bid_size":130.0,"ask":36.4,"ask_size":144.0,"iv":0.1328,"open_interest":2.0,"volume":0.0,"delta":0.0716,"gamma":0.0001,"vega":13.3002,"theta":-0.1176,"rho":8.1651,"theo":34.7442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.6,"last_trade_time":"2025-11-13T11:36:04","percent_change":0.0,"prev_day_close":35.3499984741211},{"option":"SPX271217P09550000","bid":2210.1,"bid_size":2.0,"ask":2231.8,"ask_size":2.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.9335,"gamma":0.0001,"vega":13.3002,"theta":0.0,"rho":-156.3344,"theo":2223.3732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2202.39990234375},{"option":"SPX271217C09600000","bid":30.3,"bid_size":139.0,"ask":34.2,"ask_size":152.0,"iv":0.1328,"open_interest":500.0,"volume":0.0,"delta":0.0678,"gamma":0.0001,"vega":12.7951,"theta":-0.1129,"rho":7.7388,"theo":32.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.2,"last_trade_time":"2026-01-29T14:43:42","percent_change":0.0,"prev_day_close":33.0},{"option":"SPX271217P09600000","bid":2254.5,"bid_size":2.0,"ask":2276.4,"ask_size":2.0,"iv":0.1309,"open_interest":3.0,"volume":0.0,"delta":-0.9373,"gamma":0.0001,"vega":12.7951,"theta":0.0,"rho":-157.6146,"theo":2267.9636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2658.34,"last_trade_time":"2025-07-02T16:07:28","percent_change":0.0,"prev_day_close":2246.79992675781},{"option":"SPX271217C09800000","bid":23.1,"bid_size":155.0,"ask":26.7,"ask_size":174.0,"iv":0.133,"open_interest":2561.0,"volume":0.0,"delta":0.0549,"gamma":0.0001,"vega":10.9575,"theta":-0.096,"rho":6.2618,"theo":25.5532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.8,"last_trade_time":"2026-01-29T14:43:00","percent_change":0.0,"prev_day_close":25.5},{"option":"SPX271217P09800000","bid":2433.8,"bid_size":2.0,"ask":2456.5,"ask_size":2.0,"iv":0.1309,"open_interest":0.0,"volume":0.0,"delta":-0.9502,"gamma":0.0001,"vega":10.9575,"theta":0.0,"rho":-162.5067,"theo":2447.8107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2426.15002441406},{"option":"SPX271217C10000000","bid":19.4,"bid_size":5.0,"ask":21.0,"ask_size":303.0,"iv":0.1345,"open_interest":4493.0,"volume":0.0,"delta":0.0448,"gamma":0.0001,"vega":9.4028,"theta":-0.0821,"rho":5.1098,"theo":20.2667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.1,"last_trade_time":"2026-02-17T10:38:53","percent_change":0.0,"prev_day_close":19.9499998092651},{"option":"SPX271217P10000000","bid":2615.1,"bid_size":2.0,"ask":2638.2,"ask_size":2.0,"iv":0.1311,"open_interest":226.0,"volume":0.0,"delta":-0.9603,"gamma":0.0001,"vega":9.4028,"theta":0.0,"rho":-167.0738,"theo":2629.4272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2588.73,"last_trade_time":"2025-12-19T12:58:45","percent_change":0.0,"prev_day_close":2607.55004882812},{"option":"SPX271217C10200000","bid":14.1,"bid_size":76.0,"ask":16.9,"ask_size":76.0,"iv":0.1346,"open_interest":38.0,"volume":0.0,"delta":0.0367,"gamma":0.0001,"vega":8.0664,"theta":-0.0702,"rho":4.1812,"theo":16.2052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.5,"last_trade_time":"2026-02-10T15:30:35","percent_change":0.0,"prev_day_close":16.0500001907349},{"option":"SPX271217P10200000","bid":2788.8,"bid_size":1.0,"ask":2829.3,"ask_size":1.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":-0.9684,"gamma":0.0001,"vega":8.0664,"theta":0.0,"rho":-171.4175,"theo":2812.2685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2790.14990234375},{"option":"SPX271217C10400000","bid":11.3,"bid_size":83.0,"ask":13.7,"ask_size":83.0,"iv":0.1359,"open_interest":31.0,"volume":0.0,"delta":0.0301,"gamma":0.0,"vega":6.9193,"theta":-0.06,"rho":3.4308,"theo":13.0089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.4,"last_trade_time":"2026-02-17T09:49:37","percent_change":0.0,"prev_day_close":12.9499998092651},{"option":"SPX271217P10400000","bid":2973.7,"bid_size":1.0,"ask":3013.3,"ask_size":1.0,"iv":0.1324,"open_interest":1.0,"volume":0.0,"delta":-0.975,"gamma":0.0,"vega":6.9193,"theta":0.0,"rho":-175.583,"theo":2995.9751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2946.54,"last_trade_time":"2026-01-20T12:20:46","percent_change":0.0,"prev_day_close":2974.40002441406},{"option":"SPX271217C10600000","bid":9.2,"bid_size":89.0,"ask":11.4,"ask_size":89.0,"iv":0.1376,"open_interest":613.0,"volume":0.0,"delta":0.0247,"gamma":0.0,"vega":5.9229,"theta":-0.0513,"rho":2.8138,"theo":10.4663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.5,"last_trade_time":"2026-01-15T09:51:10","percent_change":0.0,"prev_day_close":10.6000003814697},{"option":"SPX271217P10600000","bid":3158.3,"bid_size":1.0,"ask":3197.9,"ask_size":1.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":-0.9804,"gamma":0.0,"vega":5.9229,"theta":0.0,"rho":-179.6152,"theo":3180.3353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3159.05004882812},{"option":"SPX271217C10800000","bid":7.6,"bid_size":94.0,"ask":9.5,"ask_size":94.0,"iv":0.1393,"open_interest":260.0,"volume":0.0,"delta":0.0203,"gamma":0.0,"vega":5.0617,"theta":-0.0436,"rho":2.3108,"theo":8.4245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.4,"last_trade_time":"2026-02-13T09:47:02","percent_change":0.0,"prev_day_close":8.75},{"option":"SPX271217P10800000","bid":3343.5,"bid_size":1.0,"ask":3383.1,"ask_size":1.0,"iv":0.1342,"open_interest":0.0,"volume":0.0,"delta":-0.9848,"gamma":0.0,"vega":5.0617,"theta":0.0,"rho":-183.5333,"theo":3365.1963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3343.94995117188},{"option":"SPX271217C11000000","bid":6.2,"bid_size":94.0,"ask":8.1,"ask_size":94.0,"iv":0.141,"open_interest":5903.0,"volume":0.0,"delta":0.0166,"gamma":0.0,"vega":4.3183,"theta":-0.0371,"rho":1.8925,"theo":6.7868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.0,"last_trade_time":"2026-02-10T15:23:56","percent_change":0.0,"prev_day_close":7.29999995231628},{"option":"SPX271217P11000000","bid":3529.0,"bid_size":1.0,"ask":3568.6,"ask_size":1.0,"iv":0.135,"open_interest":44.0,"volume":0.0,"delta":-0.9885,"gamma":0.0,"vega":4.3183,"theta":0.0,"rho":-187.3667,"theo":3550.4615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3585.35,"last_trade_time":"2026-02-05T15:40:34","percent_change":0.0,"prev_day_close":3529.64990234375},{"option":"SPX271217C11200000","bid":5.0,"bid_size":94.0,"ask":6.9,"ask_size":94.0,"iv":0.1425,"open_interest":284.0,"volume":0.0,"delta":0.0137,"gamma":0.0,"vega":3.6778,"theta":-0.0314,"rho":1.5555,"theo":5.4712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-01-08T15:33:06","percent_change":0.0,"prev_day_close":6.09999990463257},{"option":"SPX271217P11200000","bid":3714.9,"bid_size":1.0,"ask":3754.4,"ask_size":1.0,"iv":0.136,"open_interest":1.0,"volume":0.0,"delta":-0.9914,"gamma":0.0,"vega":3.6778,"theta":0.0,"rho":-191.1188,"theo":3736.0488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3642.59,"last_trade_time":"2025-12-30T10:26:40","percent_change":0.0,"prev_day_close":3715.35009765625},{"option":"SPX271217C11400000","bid":4.1,"bid_size":94.0,"ask":6.0,"ask_size":94.0,"iv":0.1444,"open_interest":58.0,"volume":0.0,"delta":0.0112,"gamma":0.0,"vega":3.132,"theta":-0.0266,"rho":1.274,"theo":4.4187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":6.2,"last_trade_time":"2026-02-11T15:30:36","percent_change":0.0,"prev_day_close":5.14999985694885},{"option":"SPX271217P11400000","bid":3900.9,"bid_size":1.0,"ask":3940.5,"ask_size":1.0,"iv":0.1368,"open_interest":1.0,"volume":0.0,"delta":-0.9939,"gamma":0.0,"vega":3.132,"theta":0.0,"rho":-194.8154,"theo":3921.8991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3827.29,"last_trade_time":"2025-12-30T10:26:40","percent_change":0.0,"prev_day_close":3901.40002441406},{"option":"SPX271217C12000000","bid":2.2,"bid_size":94.0,"ask":4.1,"ask_size":94.0,"iv":0.1495,"open_interest":7549.0,"volume":0.0,"delta":0.0063,"gamma":0.0,"vega":1.9416,"theta":-0.0163,"rho":0.7149,"theo":2.3764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-17T15:01:11","percent_change":0.0,"prev_day_close":3.22499990463257},{"option":"SPX271217P12000000","bid":4460.0,"bid_size":1.0,"ask":4499.5,"ask_size":1.0,"iv":0.1389,"open_interest":413.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":1.9416,"theta":0.0,"rho":-205.6198,"theo":4480.5654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4514.25,"last_trade_time":"2026-02-05T15:40:34","percent_change":0.0,"prev_day_close":4460.30004882812},{"option":"SPX281215C00400000","bid":6193.8,"bid_size":1.0,"ask":6493.8,"ask_size":0.0,"iv":0.0,"open_interest":86.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.2001,"theta":0.0,"rho":13.5018,"theo":6321.4752,"change":9.52,"open":6323.52,"high":6323.52,"low":6323.52,"tick":"up","last_trade_price":6323.52,"last_trade_time":"2026-02-18T09:49:30","percent_change":0.150776,"prev_day_close":6339.0},{"option":"SPX281215P00400000","bid":0.05,"bid_size":84.0,"ask":1.6,"ask_size":86.0,"iv":0.6074,"open_interest":534.0,"volume":1.0,"delta":-0.0005,"gamma":0.0,"vega":0.2,"theta":-0.0055,"rho":-0.1233,"theo":1.1601,"change":0.0,"open":0.85,"high":0.85,"low":0.85,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-18T10:17:46","percent_change":-2.80492e-6,"prev_day_close":0.475000012665987},{"option":"SPX281215C00800000","bid":5835.7,"bid_size":0.0,"ask":6135.7,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.6576,"theta":0.0,"rho":23.3432,"theo":5965.3656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6061.02,"last_trade_time":"2026-02-10T15:39:27","percent_change":0.0,"prev_day_close":5981.39990234375},{"option":"SPX281215P00800000","bid":1.65,"bid_size":84.0,"ask":4.0,"ask_size":94.0,"iv":0.518,"open_interest":773.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.6576,"theta":-0.0156,"rho":-0.4426,"theo":3.9173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.7,"last_trade_time":"2026-02-13T09:30:04","percent_change":0.0,"prev_day_close":2.85000002384186},{"option":"SPX281215C01200000","bid":5480.6,"bid_size":0.0,"ask":5780.6,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":1.3791,"theta":0.0,"rho":32.9504,"theo":5606.666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5629.0},{"option":"SPX281215P01200000","bid":6.5,"bid_size":84.0,"ask":8.9,"ask_size":84.0,"iv":0.4762,"open_interest":39.0,"volume":0.0,"delta":-0.0041,"gamma":0.0,"vega":1.3791,"theta":-0.0295,"rho":-0.996,"theo":8.5007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.69,"last_trade_time":"2026-02-12T12:00:45","percent_change":0.0,"prev_day_close":7.54999995231628},{"option":"SPX281215C01600000","bid":5127.4,"bid_size":0.0,"ask":5427.4,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":2.384,"theta":0.0,"rho":42.2729,"theo":5254.3389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4885.0,"last_trade_time":"2025-08-18T15:24:57","percent_change":0.0,"prev_day_close":5275.89990234375},{"option":"SPX281215P01600000","bid":13.7,"bid_size":82.0,"ask":16.2,"ask_size":82.0,"iv":0.4408,"open_interest":40.0,"volume":0.0,"delta":-0.0075,"gamma":0.0,"vega":2.384,"theta":-0.0468,"rho":-1.8343,"theo":15.216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.4,"last_trade_time":"2026-02-17T15:08:28","percent_change":0.0,"prev_day_close":15.1499996185303},{"option":"SPX281215C01800000","bid":4952.3,"bid_size":0.0,"ask":5252.3,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":3.0026,"theta":0.0,"rho":46.8093,"theo":5077.4696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5177.92,"last_trade_time":"2026-02-10T15:39:27","percent_change":0.0,"prev_day_close":5100.2001953125},{"option":"SPX281215P01800000","bid":18.1,"bid_size":80.0,"ask":20.8,"ask_size":80.0,"iv":0.4247,"open_interest":140.0,"volume":0.0,"delta":-0.0098,"gamma":0.0,"vega":3.0023,"theta":-0.0567,"rho":-2.3778,"theo":19.4812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.4,"last_trade_time":"2026-02-12T16:00:41","percent_change":0.0,"prev_day_close":19.5500001907349},{"option":"SPX281215C02000000","bid":4777.0,"bid_size":0.0,"ask":5077.0,"ask_size":0.0,"iv":0.0,"open_interest":646.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":3.6921,"theta":0.0,"rho":51.2523,"theo":4902.3499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3541.31,"last_trade_time":"2025-04-23T13:09:12","percent_change":0.0,"prev_day_close":4922.2998046875},{"option":"SPX281215P02000000","bid":23.3,"bid_size":78.0,"ask":26.2,"ask_size":78.0,"iv":0.4101,"open_interest":923.0,"volume":0.0,"delta":-0.0124,"gamma":0.0,"vega":3.6921,"theta":-0.0672,"rho":-3.0155,"theo":24.4233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.69,"last_trade_time":"2026-02-10T13:56:12","percent_change":0.0,"prev_day_close":24.6500005722046},{"option":"SPX281215C02200000","bid":4602.6,"bid_size":0.0,"ask":4902.6,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":4.4641,"theta":0.0,"rho":55.5998,"theo":4727.9458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3619.9,"last_trade_time":"2025-03-28T09:30:02","percent_change":0.0,"prev_day_close":4747.89990234375},{"option":"SPX281215P02200000","bid":29.2,"bid_size":76.0,"ask":32.3,"ask_size":76.0,"iv":0.3964,"open_interest":52.0,"volume":0.0,"delta":-0.0155,"gamma":0.0,"vega":4.4641,"theta":-0.0785,"rho":-3.7484,"theo":30.0788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.0,"last_trade_time":"2026-02-03T13:04:34","percent_change":0.0,"prev_day_close":30.3499994277954},{"option":"SPX281215C02400000","bid":4429.3,"bid_size":0.0,"ask":4729.3,"ask_size":0.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":0.9903,"gamma":0.0,"vega":5.3204,"theta":0.0,"rho":59.8267,"theo":4554.3259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3686.2,"last_trade_time":"2025-05-13T13:10:18","percent_change":0.0,"prev_day_close":4577.10009765625},{"option":"SPX281215P02400000","bid":35.8,"bid_size":74.0,"ask":39.1,"ask_size":74.0,"iv":0.3833,"open_interest":94.0,"volume":0.0,"delta":-0.0191,"gamma":0.0,"vega":5.3204,"theta":-0.0903,"rho":-4.6018,"theo":36.5185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":34.8,"last_trade_time":"2026-02-11T14:45:27","percent_change":0.0,"prev_day_close":36.8500003814697},{"option":"SPX281215C02600000","bid":4256.2,"bid_size":0.0,"ask":4556.2,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9862,"gamma":0.0,"vega":6.2505,"theta":0.0,"rho":63.9463,"theo":4381.1458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4402.10009765625},{"option":"SPX281215P02600000","bid":43.0,"bid_size":70.0,"ask":46.7,"ask_size":70.0,"iv":0.3707,"open_interest":256.0,"volume":0.0,"delta":-0.0231,"gamma":0.0,"vega":6.2505,"theta":-0.1028,"rho":-5.5625,"theo":43.8087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":41.8,"last_trade_time":"2026-02-11T14:46:19","percent_change":0.0,"prev_day_close":44.25},{"option":"SPX281215C02700000","bid":4169.9,"bid_size":0.0,"ask":4469.9,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.984,"gamma":0.0,"vega":6.7532,"theta":0.0,"rho":65.9562,"theo":4295.0966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4315.7001953125},{"option":"SPX281215P02700000","bid":46.9,"bid_size":68.0,"ask":50.8,"ask_size":68.0,"iv":0.3647,"open_interest":303.0,"volume":0.0,"delta":-0.0254,"gamma":0.0,"vega":6.7532,"theta":-0.1092,"rho":-6.0928,"theo":47.7893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":48.33,"last_trade_time":"2026-02-17T14:19:58","percent_change":0.0,"prev_day_close":48.2000007629394},{"option":"SPX281215C02800000","bid":4084.5,"bid_size":0.0,"ask":4384.5,"ask_size":0.0,"iv":0.0,"open_interest":105.0,"volume":5.0,"delta":0.9816,"gamma":0.0,"vega":7.2799,"theta":0.0,"rho":67.926,"theo":4209.29,"change":64.0001,"open":4258.3,"high":4258.3,"low":4258.3,"tick":"up","last_trade_price":4258.3,"last_trade_time":"2026-02-18T10:55:47","percent_change":1.52588,"prev_day_close":4232.29992675781},{"option":"SPX281215P02800000","bid":50.9,"bid_size":66.0,"ask":55.2,"ask_size":66.0,"iv":0.3587,"open_interest":376.0,"volume":0.0,"delta":-0.0277,"gamma":0.0,"vega":7.2799,"theta":-0.1157,"rho":-6.6632,"theo":52.0125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":52.35,"last_trade_time":"2026-02-12T12:00:45","percent_change":0.0,"prev_day_close":52.3999996185303},{"option":"SPX281215C02900000","bid":3998.4,"bid_size":0.0,"ask":4298.4,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9791,"gamma":0.0,"vega":7.825,"theta":0.0,"rho":69.8586,"theo":4123.74,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2500.0,"last_trade_time":"2025-04-07T14:42:42","percent_change":0.0,"prev_day_close":4143.60009765625},{"option":"SPX281215P02900000","bid":55.2,"bid_size":64.0,"ask":59.7,"ask_size":64.0,"iv":0.3529,"open_interest":17.0,"volume":0.0,"delta":-0.0302,"gamma":0.0,"vega":7.825,"theta":-0.1224,"rho":-7.2706,"theo":56.4923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":54.3,"last_trade_time":"2026-02-03T15:09:09","percent_change":0.0,"prev_day_close":56.8500003814697},{"option":"SPX281215C03000000","bid":3913.3,"bid_size":0.0,"ask":4213.3,"ask_size":0.0,"iv":0.0,"open_interest":58.0,"volume":0.0,"delta":0.9764,"gamma":0.0,"vega":8.3867,"theta":0.0,"rho":71.7593,"theo":4038.4569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4073.75,"last_trade_time":"2025-12-04T13:56:23","percent_change":0.0,"prev_day_close":4058.5},{"option":"SPX281215P03000000","bid":59.7,"bid_size":61.0,"ask":64.5,"ask_size":61.0,"iv":0.3472,"open_interest":2902.0,"volume":1.0,"delta":-0.0329,"gamma":0.0,"vega":8.3867,"theta":-0.1292,"rho":-7.9102,"theo":61.239,"change":-1.49,"open":60.31,"high":60.31,"low":60.31,"tick":"down","last_trade_price":60.31,"last_trade_time":"2026-02-18T10:44:05","percent_change":-2.41101,"prev_day_close":61.5},{"option":"SPX281215C03100000","bid":3828.2,"bid_size":0.0,"ask":4128.2,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9736,"gamma":0.0,"vega":8.9702,"theta":0.0,"rho":73.6265,"theo":3953.4496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3172.23,"last_trade_time":"2025-05-16T13:18:22","percent_change":0.0,"prev_day_close":3973.70007324219},{"option":"SPX281215P03100000","bid":64.5,"bid_size":59.0,"ask":69.6,"ask_size":59.0,"iv":0.3418,"open_interest":455.0,"volume":0.0,"delta":-0.0358,"gamma":0.0,"vega":8.9702,"theta":-0.1362,"rho":-8.5832,"theo":66.2614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.84,"last_trade_time":"2026-01-08T14:44:35","percent_change":0.0,"prev_day_close":66.4500007629394},{"option":"SPX281215C03200000","bid":3743.1,"bid_size":0.0,"ask":4043.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9705,"gamma":0.0,"vega":9.5816,"theta":0.0,"rho":75.4512,"theo":3868.731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3021.37,"last_trade_time":"2025-01-10T11:14:42","percent_change":0.0,"prev_day_close":3890.39990234375},{"option":"SPX281215P03200000","bid":69.5,"bid_size":56.0,"ask":74.9,"ask_size":56.0,"iv":0.3364,"open_interest":815.0,"volume":0.0,"delta":-0.0388,"gamma":0.0,"vega":9.5816,"theta":-0.1432,"rho":-9.2986,"theo":71.5726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.25,"last_trade_time":"2026-02-13T12:43:51","percent_change":0.0,"prev_day_close":71.7000007629394},{"option":"SPX281215C03300000","bid":3658.6,"bid_size":0.0,"ask":3958.6,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9673,"gamma":0.0,"vega":10.221,"theta":0.0,"rho":77.225,"theo":3784.32,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3636.4,"last_trade_time":"2025-11-19T15:59:07","percent_change":0.0,"prev_day_close":3804.30004882812},{"option":"SPX281215P03300000","bid":74.8,"bid_size":54.0,"ask":80.5,"ask_size":54.0,"iv":0.3311,"open_interest":275.0,"volume":0.0,"delta":-0.042,"gamma":0.0,"vega":10.221,"theta":-0.1503,"rho":-10.065,"theo":77.1914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.13,"last_trade_time":"2026-02-17T14:19:58","percent_change":0.0,"prev_day_close":77.2000007629394},{"option":"SPX281215C03400000","bid":3575.0,"bid_size":0.0,"ask":3875.0,"ask_size":0.0,"iv":0.0,"open_interest":75.0,"volume":1.0,"delta":0.9639,"gamma":0.0,"vega":10.8824,"theta":0.0,"rho":78.9479,"theo":3700.2374,"change":11.42,"open":3705.12,"high":3705.12,"low":3705.12,"tick":"up","last_trade_price":3705.12,"last_trade_time":"2026-02-18T09:49:30","percent_change":0.309176,"prev_day_close":3722.89990234375},{"option":"SPX281215P03400000","bid":80.4,"bid_size":51.0,"ask":86.5,"ask_size":51.0,"iv":0.326,"open_interest":532.0,"volume":1.0,"delta":-0.0454,"gamma":0.0,"vega":10.8824,"theta":-0.1576,"rho":-10.8823,"theo":83.1387,"change":-0.55,"open":83.1,"high":83.1,"low":83.1,"tick":"down","last_trade_price":83.1,"last_trade_time":"2026-02-18T09:49:30","percent_change":-0.657503,"prev_day_close":83.0500030517578},{"option":"SPX281215C03500000","bid":3490.5,"bid_size":0.0,"ask":3790.5,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9603,"gamma":0.0,"vega":11.5602,"theta":0.0,"rho":80.6267,"theo":3616.5007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2760.3,"last_trade_time":"2024-10-23T13:44:08","percent_change":0.0,"prev_day_close":3639.0},{"option":"SPX281215P03500000","bid":86.3,"bid_size":49.0,"ask":92.8,"ask_size":49.0,"iv":0.3211,"open_interest":889.0,"volume":0.0,"delta":-0.049,"gamma":0.0,"vega":11.5602,"theta":-0.1649,"rho":-11.7436,"theo":89.4317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":94.15,"last_trade_time":"2026-02-17T10:44:04","percent_change":0.0,"prev_day_close":89.25},{"option":"SPX281215C03600000","bid":3407.2,"bid_size":0.0,"ask":3707.2,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9565,"gamma":0.0,"vega":12.2565,"theta":0.0,"rho":82.2654,"theo":3533.123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2484.76,"last_trade_time":"2025-05-02T10:21:19","percent_change":0.0,"prev_day_close":3552.89990234375},{"option":"SPX281215P03600000","bid":92.7,"bid_size":46.0,"ask":99.4,"ask_size":46.0,"iv":0.3163,"open_interest":308.0,"volume":0.0,"delta":-0.0528,"gamma":0.0,"vega":12.2565,"theta":-0.1723,"rho":-12.6451,"theo":96.0838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":86.7,"last_trade_time":"2026-01-23T11:26:13","percent_change":0.0,"prev_day_close":95.75},{"option":"SPX281215C03700000","bid":3323.7,"bid_size":0.0,"ask":3623.7,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.9525,"gamma":0.0,"vega":12.9787,"theta":0.0,"rho":83.8561,"theo":3450.1191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2986.42,"last_trade_time":"2025-07-15T14:47:04","percent_change":0.0,"prev_day_close":3469.69995117188},{"option":"SPX281215P03700000","bid":99.5,"bid_size":45.0,"ask":106.4,"ask_size":45.0,"iv":0.3116,"open_interest":861.0,"volume":0.0,"delta":-0.0569,"gamma":0.0,"vega":12.9787,"theta":-0.1798,"rho":-13.5945,"theo":103.1097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.1,"last_trade_time":"2026-02-12T14:01:03","percent_change":0.0,"prev_day_close":102.599998474121},{"option":"SPX281215C03800000","bid":3241.4,"bid_size":0.0,"ask":3541.4,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9482,"gamma":0.0,"vega":13.7315,"theta":0.0,"rho":85.3856,"theo":3367.5105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3403.07,"last_trade_time":"2025-12-31T12:35:30","percent_change":0.0,"prev_day_close":3389.30004882812},{"option":"SPX281215P03800000","bid":106.7,"bid_size":44.0,"ask":113.7,"ask_size":44.0,"iv":0.3071,"open_interest":412.0,"volume":0.0,"delta":-0.0611,"gamma":0.0,"vega":13.7315,"theta":-0.1874,"rho":-14.6052,"theo":110.5309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.0,"last_trade_time":"2026-02-12T12:51:51","percent_change":0.0,"prev_day_close":109.850002288818},{"option":"SPX281215C03900000","bid":3158.5,"bid_size":0.0,"ask":3458.5,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9437,"gamma":0.0,"vega":14.5108,"theta":0.0,"rho":86.8471,"theo":3285.324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3304.30004882812},{"option":"SPX281215P03900000","bid":114.3,"bid_size":42.0,"ask":121.5,"ask_size":42.0,"iv":0.3027,"open_interest":517.0,"volume":0.0,"delta":-0.0656,"gamma":0.0,"vega":14.5108,"theta":-0.195,"rho":-15.6839,"theo":118.3741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.1,"last_trade_time":"2026-02-12T14:02:33","percent_change":0.0,"prev_day_close":117.5},{"option":"SPX281215C04000000","bid":3076.8,"bid_size":0.0,"ask":3376.8,"ask_size":0.0,"iv":0.0,"open_interest":22211.0,"volume":0.0,"delta":0.939,"gamma":0.0,"vega":15.3076,"theta":0.0,"rho":88.2467,"theo":3203.5848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3148.56,"last_trade_time":"2026-02-17T09:39:43","percent_change":0.0,"prev_day_close":3222.19995117188},{"option":"SPX281215P04000000","bid":122.4,"bid_size":41.0,"ask":129.7,"ask_size":41.0,"iv":0.2984,"open_interest":24299.0,"volume":1.0,"delta":-0.0704,"gamma":0.0,"vega":15.3076,"theta":-0.2027,"rho":-16.8244,"theo":126.6647,"change":-3.33,"open":123.47,"high":123.47,"low":123.47,"tick":"up","last_trade_price":123.47,"last_trade_time":"2026-02-18T10:44:05","percent_change":-2.62618,"prev_day_close":125.549999237061},{"option":"SPX281215C04100000","bid":2995.2,"bid_size":0.0,"ask":3295.2,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.934,"gamma":0.0,"vega":16.1182,"theta":0.0,"rho":89.5946,"theo":3122.312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2707.65,"last_trade_time":"2025-08-06T15:25:01","percent_change":0.0,"prev_day_close":3143.60009765625},{"option":"SPX281215P04100000","bid":130.9,"bid_size":39.0,"ask":138.5,"ask_size":39.0,"iv":0.2942,"open_interest":917.0,"volume":0.0,"delta":-0.0754,"gamma":0.0,"vega":16.1182,"theta":-0.2104,"rho":-18.0167,"theo":135.4217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.8,"last_trade_time":"2026-02-12T12:52:00","percent_change":0.0,"prev_day_close":134.099998474121},{"option":"SPX281215C04200000","bid":2914.5,"bid_size":0.0,"ask":3214.5,"ask_size":0.0,"iv":0.0,"open_interest":286.0,"volume":0.0,"delta":0.9287,"gamma":0.0,"vega":16.9482,"theta":0.0,"rho":90.8896,"theo":3041.5211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2343.79,"last_trade_time":"2025-06-11T14:15:38","percent_change":0.0,"prev_day_close":3062.60009765625},{"option":"SPX281215P04200000","bid":140.0,"bid_size":38.0,"ask":147.7,"ask_size":38.0,"iv":0.2902,"open_interest":2512.0,"volume":0.0,"delta":-0.0806,"gamma":0.0,"vega":16.9482,"theta":-0.2181,"rho":-19.2618,"theo":144.6606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.4,"last_trade_time":"2026-02-10T13:40:05","percent_change":0.0,"prev_day_close":143.150001525879},{"option":"SPX281215C04300000","bid":2833.7,"bid_size":0.0,"ask":3133.7,"ask_size":0.0,"iv":0.0,"open_interest":366.0,"volume":0.0,"delta":0.9232,"gamma":0.0,"vega":17.8059,"theta":0.0,"rho":92.1163,"theo":2961.2328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2999.72,"last_trade_time":"2025-11-10T12:59:02","percent_change":0.0,"prev_day_close":2982.10009765625},{"option":"SPX281215P04300000","bid":149.5,"bid_size":37.0,"ask":157.5,"ask_size":37.0,"iv":0.2862,"open_interest":454.0,"volume":0.0,"delta":-0.0862,"gamma":0.0,"vega":17.8059,"theta":-0.2258,"rho":-20.5753,"theo":154.4021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":144.3,"last_trade_time":"2026-02-11T14:46:42","percent_change":0.0,"prev_day_close":152.650001525879},{"option":"SPX281215C04400000","bid":2754.0,"bid_size":0.0,"ask":3054.0,"ask_size":0.0,"iv":0.0,"open_interest":165.0,"volume":0.0,"delta":0.9174,"gamma":0.0,"vega":18.6918,"theta":0.0,"rho":93.2592,"theo":2881.4762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2891.41,"last_trade_time":"2025-12-12T11:03:30","percent_change":0.0,"prev_day_close":2902.0},{"option":"SPX281215P04400000","bid":159.7,"bid_size":35.0,"ask":167.8,"ask_size":35.0,"iv":0.2824,"open_interest":2152.0,"volume":1675.0,"delta":-0.092,"gamma":0.0,"vega":18.6918,"theta":-0.2335,"rho":-21.9726,"theo":164.6752,"change":-4.82,"open":159.68,"high":159.68,"low":159.68,"tick":"down","last_trade_price":159.68,"last_trade_time":"2026-02-18T10:48:29","percent_change":-2.93009,"prev_day_close":162.75},{"option":"SPX281215C04500000","bid":2674.6,"bid_size":0.0,"ask":2974.6,"ask_size":0.0,"iv":0.0,"open_interest":674.0,"volume":0.0,"delta":0.9112,"gamma":0.0001,"vega":19.5964,"theta":0.0,"rho":94.319,"theo":2802.2824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2944.38,"last_trade_time":"2026-02-02T15:56:26","percent_change":0.0,"prev_day_close":2823.30004882812},{"option":"SPX281215P04500000","bid":170.5,"bid_size":33.0,"ask":178.8,"ask_size":33.0,"iv":0.2786,"open_interest":2070.0,"volume":0.0,"delta":-0.0981,"gamma":0.0001,"vega":19.5964,"theta":-0.2412,"rho":-23.453,"theo":175.5112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.35,"last_trade_time":"2026-02-17T10:44:04","percent_change":0.0,"prev_day_close":173.450004577637},{"option":"SPX281215C04600000","bid":2595.5,"bid_size":0.0,"ask":2895.5,"ask_size":0.0,"iv":0.0,"open_interest":126.0,"volume":0.0,"delta":0.9048,"gamma":0.0001,"vega":20.5099,"theta":0.0,"rho":95.31,"theo":2723.676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2829.6,"last_trade_time":"2026-02-09T15:33:50","percent_change":0.0,"prev_day_close":2744.0},{"option":"SPX281215P04600000","bid":181.8,"bid_size":34.0,"ask":190.4,"ask_size":34.0,"iv":0.275,"open_interest":602.0,"volume":0.0,"delta":-0.1046,"gamma":0.0001,"vega":20.5099,"theta":-0.2488,"rho":-25.0021,"theo":186.9347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":185.0,"last_trade_time":"2026-02-12T15:09:00","percent_change":0.0,"prev_day_close":184.699996948242},{"option":"SPX281215C04700000","bid":2517.3,"bid_size":0.0,"ask":2817.3,"ask_size":0.0,"iv":0.0,"open_interest":564.0,"volume":0.0,"delta":0.898,"gamma":0.0001,"vega":21.4328,"theta":0.0,"rho":96.2419,"theo":2645.6732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2786.9,"last_trade_time":"2026-01-28T15:30:13","percent_change":0.0,"prev_day_close":2663.60009765625},{"option":"SPX281215P04700000","bid":193.8,"bid_size":32.0,"ask":202.5,"ask_size":32.0,"iv":0.2714,"open_interest":2071.0,"volume":0.0,"delta":-0.1113,"gamma":0.0001,"vega":21.4328,"theta":-0.2563,"rho":-26.6104,"theo":198.9616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.7,"last_trade_time":"2026-02-06T15:42:27","percent_change":0.0,"prev_day_close":196.599998474121},{"option":"SPX281215C04800000","bid":2440.1,"bid_size":0.0,"ask":2740.1,"ask_size":0.0,"iv":0.0,"open_interest":563.0,"volume":0.0,"delta":0.891,"gamma":0.0001,"vega":22.374,"theta":0.0,"rho":97.1019,"theo":2568.2907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2575.54,"last_trade_time":"2026-01-21T12:01:41","percent_change":0.0,"prev_day_close":2588.5},{"option":"SPX281215P04800000","bid":206.3,"bid_size":30.0,"ask":215.4,"ask_size":30.0,"iv":0.2679,"open_interest":941.0,"volume":0.0,"delta":-0.1184,"gamma":0.0001,"vega":22.374,"theta":-0.2638,"rho":-28.2906,"theo":211.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.9,"last_trade_time":"2026-02-17T15:04:52","percent_change":0.0,"prev_day_close":209.199996948242},{"option":"SPX281215C04900000","bid":2363.3,"bid_size":0.0,"ask":2663.3,"ask_size":0.0,"iv":0.0,"open_interest":61.0,"volume":0.0,"delta":0.8836,"gamma":0.0001,"vega":23.3389,"theta":-0.0168,"rho":97.8669,"theo":2491.5553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2382.0,"last_trade_time":"2025-10-15T15:32:29","percent_change":0.0,"prev_day_close":2511.60009765625},{"option":"SPX281215P04900000","bid":219.7,"bid_size":28.0,"ask":228.9,"ask_size":28.0,"iv":0.2645,"open_interest":370.0,"volume":0.0,"delta":-0.1258,"gamma":0.0001,"vega":23.3389,"theta":-0.2711,"rho":-30.0657,"theo":224.9033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":222.8,"last_trade_time":"2026-02-12T12:15:11","percent_change":0.0,"prev_day_close":222.400001525879},{"option":"SPX281215C05000000","bid":2287.3,"bid_size":0.0,"ask":2587.3,"ask_size":0.0,"iv":0.0,"open_interest":24280.0,"volume":3.0,"delta":0.8758,"gamma":0.0001,"vega":24.3204,"theta":-0.0341,"rho":98.5281,"theo":2415.5004,"change":16.6001,"open":2410.18,"high":2418.04,"low":2410.18,"tick":"down","last_trade_price":2418.0,"last_trade_time":"2026-02-18T09:51:23","percent_change":0.691268,"prev_day_close":2435.80004882812},{"option":"SPX281215P05000000","bid":233.7,"bid_size":27.0,"ask":243.2,"ask_size":27.0,"iv":0.2612,"open_interest":26376.0,"volume":3.0,"delta":-0.1336,"gamma":0.0001,"vega":24.3204,"theta":-0.2782,"rho":-31.9447,"theo":238.8782,"change":-1.64,"open":237.84,"high":237.84,"low":237.25,"tick":"up","last_trade_price":237.46,"last_trade_time":"2026-02-18T09:51:23","percent_change":-0.685908,"prev_day_close":236.449996948242},{"option":"SPX281215C05100000","bid":2211.9,"bid_size":0.0,"ask":2511.9,"ask_size":0.0,"iv":0.0,"open_interest":778.0,"volume":0.0,"delta":0.8677,"gamma":0.0001,"vega":25.3051,"theta":-0.0511,"rho":99.1021,"theo":2340.1546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2342.53,"last_trade_time":"2026-02-13T11:27:27","percent_change":0.0,"prev_day_close":2360.19995117188},{"option":"SPX281215P05100000","bid":248.6,"bid_size":24.0,"ask":258.2,"ask_size":24.0,"iv":0.258,"open_interest":375.0,"volume":0.0,"delta":-0.1416,"gamma":0.0001,"vega":25.3051,"theta":-0.2852,"rho":-33.9109,"theo":253.5621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":256.08,"last_trade_time":"2026-02-13T11:27:27","percent_change":0.0,"prev_day_close":251.150001525879},{"option":"SPX281215C05200000","bid":2137.4,"bid_size":0.0,"ask":2437.4,"ask_size":0.0,"iv":0.0,"open_interest":597.0,"volume":0.0,"delta":0.8593,"gamma":0.0001,"vega":26.2872,"theta":-0.068,"rho":99.6084,"theo":2265.5338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2395.6,"last_trade_time":"2026-01-28T15:30:14","percent_change":0.0,"prev_day_close":2285.60009765625},{"option":"SPX281215P05200000","bid":264.2,"bid_size":23.0,"ask":274.2,"ask_size":23.0,"iv":0.2548,"open_interest":1114.0,"volume":1.0,"delta":-0.1501,"gamma":0.0001,"vega":26.2872,"theta":-0.2919,"rho":-35.9447,"theo":268.9712,"change":-7.77,"open":262.03,"high":262.03,"low":262.03,"tick":"down","last_trade_price":262.03,"last_trade_time":"2026-02-18T10:44:05","percent_change":-2.87991,"prev_day_close":266.700012207031},{"option":"SPX281215C05300000","bid":2063.6,"bid_size":0.0,"ask":2363.6,"ask_size":0.0,"iv":0.0,"open_interest":173.0,"volume":0.0,"delta":0.8504,"gamma":0.0001,"vega":27.2737,"theta":-0.0845,"rho":100.0417,"theo":2191.6498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2163.9,"last_trade_time":"2026-02-13T15:32:49","percent_change":0.0,"prev_day_close":2211.69995117188},{"option":"SPX281215P05300000","bid":280.7,"bid_size":22.0,"ask":290.9,"ask_size":22.0,"iv":0.2518,"open_interest":1705.0,"volume":0.0,"delta":-0.1589,"gamma":0.0001,"vega":27.2737,"theta":-0.2984,"rho":-38.0516,"theo":285.117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.7,"last_trade_time":"2026-02-11T14:33:06","percent_change":0.0,"prev_day_close":282.700012207031},{"option":"SPX281215C05400000","bid":1990.4,"bid_size":0.0,"ask":2290.4,"ask_size":0.0,"iv":0.0,"open_interest":439.0,"volume":0.0,"delta":0.8413,"gamma":0.0001,"vega":28.2727,"theta":-0.1008,"rho":100.3733,"theo":2118.5239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2263.02,"last_trade_time":"2026-02-02T13:48:59","percent_change":0.0,"prev_day_close":2139.0},{"option":"SPX281215P05400000","bid":298.1,"bid_size":21.0,"ask":308.4,"ask_size":21.0,"iv":0.2488,"open_interest":703.0,"volume":0.0,"delta":-0.1681,"gamma":0.0001,"vega":28.2727,"theta":-0.3046,"rho":-40.2602,"theo":302.0208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":309.0,"last_trade_time":"2026-02-13T10:11:10","percent_change":0.0,"prev_day_close":299.899993896484},{"option":"SPX281215C05500000","bid":1918.5,"bid_size":0.0,"ask":2218.5,"ask_size":0.0,"iv":0.0,"open_interest":314.0,"volume":0.0,"delta":0.8317,"gamma":0.0001,"vega":29.2808,"theta":-0.1168,"rho":100.5843,"theo":2046.1886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2066.53,"last_trade_time":"2026-02-12T11:51:28","percent_change":0.0,"prev_day_close":2064.69995117188},{"option":"SPX281215P05500000","bid":316.4,"bid_size":21.0,"ask":326.7,"ask_size":21.0,"iv":0.2458,"open_interest":3778.0,"volume":1691.0,"delta":-0.1777,"gamma":0.0001,"vega":29.2808,"theta":-0.3104,"rho":-42.5894,"theo":319.7154,"change":-5.61,"open":313.8,"high":317.62,"low":313.8,"tick":"down","last_trade_price":317.29,"last_trade_time":"2026-02-18T15:59:50","percent_change":-1.73738,"prev_day_close":318.0},{"option":"SPX281215C05600000","bid":1846.8,"bid_size":0.0,"ask":2146.8,"ask_size":0.0,"iv":0.0,"open_interest":827.0,"volume":0.0,"delta":0.8218,"gamma":0.0001,"vega":30.2834,"theta":-0.1324,"rho":100.6902,"theo":1974.6746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2028.58,"last_trade_time":"2026-02-04T16:03:01","percent_change":0.0,"prev_day_close":1993.30004882812},{"option":"SPX281215P05600000","bid":335.4,"bid_size":21.0,"ask":345.9,"ask_size":21.0,"iv":0.2429,"open_interest":837.0,"volume":0.0,"delta":-0.1876,"gamma":0.0001,"vega":30.2834,"theta":-0.316,"rho":-45.0237,"theo":338.231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.35,"last_trade_time":"2026-02-13T13:38:04","percent_change":0.0,"prev_day_close":336.900009155273},{"option":"SPX281215C05700000","bid":1776.3,"bid_size":0.0,"ask":2076.3,"ask_size":0.0,"iv":0.0,"open_interest":204.0,"volume":0.0,"delta":0.8114,"gamma":0.0001,"vega":31.2704,"theta":-0.1476,"rho":100.7209,"theo":1903.9968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2032.42,"last_trade_time":"2026-02-02T11:40:58","percent_change":0.0,"prev_day_close":1925.39996337891},{"option":"SPX281215P05700000","bid":355.3,"bid_size":20.0,"ask":365.9,"ask_size":20.0,"iv":0.24,"open_interest":379.0,"volume":0.0,"delta":-0.1979,"gamma":0.0001,"vega":31.2704,"theta":-0.3211,"rho":-47.5331,"theo":357.5831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":341.93,"last_trade_time":"2026-02-10T14:35:56","percent_change":0.0,"prev_day_close":356.600006103516},{"option":"SPX281215C05800000","bid":1706.8,"bid_size":0.0,"ask":2006.8,"ask_size":0.0,"iv":0.0,"open_interest":723.0,"volume":0.0,"delta":0.8007,"gamma":0.0001,"vega":32.2455,"theta":-0.1624,"rho":100.6782,"theo":1834.1618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1966.43,"last_trade_time":"2026-02-02T11:19:42","percent_change":0.0,"prev_day_close":1853.19995117188},{"option":"SPX281215P05800000","bid":376.0,"bid_size":20.0,"ask":386.8,"ask_size":20.0,"iv":0.2371,"open_interest":1242.0,"volume":0.0,"delta":-0.2087,"gamma":0.0001,"vega":32.2455,"theta":-0.3258,"rho":-50.1159,"theo":377.7778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.04,"last_trade_time":"2026-02-17T15:29:22","percent_change":0.0,"prev_day_close":377.200012207031},{"option":"SPX281215C05900000","bid":1637.0,"bid_size":0.0,"ask":1937.0,"ask_size":0.0,"iv":0.0,"open_interest":489.0,"volume":0.0,"delta":0.7896,"gamma":0.0001,"vega":33.2175,"theta":-0.1768,"rho":100.5287,"theo":1765.1853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1885.91,"last_trade_time":"2026-01-26T14:41:04","percent_change":0.0,"prev_day_close":1783.5},{"option":"SPX281215P05900000","bid":397.6,"bid_size":19.0,"ask":408.4,"ask_size":19.0,"iv":0.2342,"open_interest":664.0,"volume":0.0,"delta":-0.2198,"gamma":0.0001,"vega":33.2175,"theta":-0.33,"rho":-52.8056,"theo":398.8312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":410.0,"last_trade_time":"2026-02-13T10:43:48","percent_change":0.0,"prev_day_close":398.550003051758},{"option":"SPX281215C06000000","bid":1569.5,"bid_size":0.0,"ask":1869.5,"ask_size":0.0,"iv":0.0,"open_interest":19980.0,"volume":8.0,"delta":0.7781,"gamma":0.0001,"vega":34.185,"theta":-0.1906,"rho":100.2446,"theo":1697.099,"change":27.69,"open":1694.15,"high":1727.35,"low":1694.15,"tick":"down","last_trade_price":1722.09,"last_trade_time":"2026-02-18T14:29:38","percent_change":1.63421,"prev_day_close":1715.5},{"option":"SPX281215P06000000","bid":420.0,"bid_size":18.0,"ask":430.9,"ask_size":18.0,"iv":0.2313,"open_interest":22103.0,"volume":88.0,"delta":-0.2313,"gamma":0.0001,"vega":34.185,"theta":-0.3338,"rho":-55.6298,"theo":420.7747,"change":-6.45,"open":423.21,"high":424.23,"low":413.5,"tick":"up","last_trade_price":421.0,"last_trade_time":"2026-02-18T14:36:41","percent_change":-1.50895,"prev_day_close":418.0},{"option":"SPX281215C06100000","bid":1502.3,"bid_size":0.0,"ask":1802.3,"ask_size":0.0,"iv":0.0,"open_interest":811.0,"volume":0.0,"delta":0.7661,"gamma":0.0001,"vega":35.1343,"theta":-0.2039,"rho":99.8421,"theo":1629.9341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1714.94,"last_trade_time":"2026-02-10T15:51:15","percent_change":0.0,"prev_day_close":1651.80004882812},{"option":"SPX281215P06100000","bid":443.1,"bid_size":18.0,"ask":454.2,"ask_size":18.0,"iv":0.2284,"open_interest":802.0,"volume":0.0,"delta":-0.2432,"gamma":0.0001,"vega":35.1343,"theta":-0.337,"rho":-58.5726,"theo":443.6395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":463.9,"last_trade_time":"2026-02-13T15:57:46","percent_change":0.0,"prev_day_close":443.75},{"option":"SPX281215C06200000","bid":1436.7,"bid_size":0.0,"ask":1736.7,"ask_size":0.0,"iv":0.0,"open_interest":628.0,"volume":0.0,"delta":0.7538,"gamma":0.0001,"vega":36.0532,"theta":-0.2167,"rho":99.3607,"theo":1563.7043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1672.18,"last_trade_time":"2026-02-09T12:27:36","percent_change":0.0,"prev_day_close":1585.30004882812},{"option":"SPX281215P06200000","bid":467.1,"bid_size":18.0,"ask":478.3,"ask_size":18.0,"iv":0.2255,"open_interest":819.0,"volume":16.0,"delta":-0.2556,"gamma":0.0001,"vega":36.0532,"theta":-0.3396,"rho":-61.5941,"theo":467.4395,"change":-8.56,"open":464.54,"high":466.49,"low":464.54,"tick":"up","last_trade_price":466.49,"last_trade_time":"2026-02-18T15:59:50","percent_change":-1.80192,"prev_day_close":467.599990844727},{"option":"SPX281215C06300000","bid":1517.1,"bid_size":0.0,"ask":1529.2,"ask_size":0.0,"iv":0.0,"open_interest":673.0,"volume":0.0,"delta":0.741,"gamma":0.0001,"vega":36.9435,"theta":-0.2288,"rho":98.8053,"theo":1498.4118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1516.0,"last_trade_time":"2026-02-13T14:25:15","percent_change":0.0,"prev_day_close":1521.5},{"option":"SPX281215P06300000","bid":491.9,"bid_size":18.0,"ask":503.3,"ask_size":18.0,"iv":0.2226,"open_interest":1560.0,"volume":25.0,"delta":-0.2683,"gamma":0.0001,"vega":36.9435,"theta":-0.3416,"rho":-64.6896,"theo":492.1768,"change":-8.53,"open":491.52,"high":491.52,"low":491.52,"tick":"up","last_trade_price":491.52,"last_trade_time":"2026-02-18T10:02:58","percent_change":-1.70583,"prev_day_close":492.25},{"option":"SPX281215C06400000","bid":1452.5,"bid_size":0.0,"ask":1464.6,"ask_size":0.0,"iv":0.0,"open_interest":395.0,"volume":0.0,"delta":0.7278,"gamma":0.0001,"vega":37.8125,"theta":-0.2402,"rho":98.1342,"theo":1434.0712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1445.72,"last_trade_time":"2026-02-17T14:36:46","percent_change":0.0,"prev_day_close":1456.25},{"option":"SPX281215P06400000","bid":517.6,"bid_size":17.0,"ask":529.0,"ask_size":17.0,"iv":0.2196,"open_interest":951.0,"volume":0.0,"delta":-0.2815,"gamma":0.0001,"vega":37.8125,"theta":-0.343,"rho":-67.901,"theo":517.866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":520.62,"last_trade_time":"2026-02-17T14:36:46","percent_change":0.0,"prev_day_close":517.699981689453},{"option":"SPX281215C06500000","bid":1388.7,"bid_size":0.0,"ask":1400.9,"ask_size":0.0,"iv":0.0,"open_interest":341.0,"volume":0.0,"delta":0.7143,"gamma":0.0001,"vega":38.6584,"theta":-0.251,"rho":97.3142,"theo":1370.7166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1391.5,"last_trade_time":"2026-02-12T11:51:28","percent_change":0.0,"prev_day_close":1393.20001220703},{"option":"SPX281215P06500000","bid":544.0,"bid_size":17.0,"ask":555.6,"ask_size":17.0,"iv":0.2166,"open_interest":1185.0,"volume":1.0,"delta":-0.2951,"gamma":0.0001,"vega":38.6584,"theta":-0.3437,"rho":-71.2612,"theo":544.5412,"change":-16.41,"open":536.29,"high":536.29,"low":536.29,"tick":"down","last_trade_price":536.29,"last_trade_time":"2026-02-18T10:06:11","percent_change":-2.96906,"prev_day_close":544.049987792969},{"option":"SPX281215C06600000","bid":1325.8,"bid_size":0.0,"ask":1337.9,"ask_size":0.0,"iv":0.0,"open_interest":620.0,"volume":0.0,"delta":0.7002,"gamma":0.0001,"vega":39.4678,"theta":-0.2611,"rho":96.3708,"theo":1308.3811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1327.11,"last_trade_time":"2026-02-13T12:33:57","percent_change":0.0,"prev_day_close":1330.25},{"option":"SPX281215P06600000","bid":571.3,"bid_size":16.0,"ask":583.1,"ask_size":16.0,"iv":0.2136,"open_interest":637.0,"volume":0.0,"delta":-0.3091,"gamma":0.0001,"vega":39.4678,"theta":-0.3436,"rho":-74.7447,"theo":572.2355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":573.42,"last_trade_time":"2026-02-13T12:33:57","percent_change":0.0,"prev_day_close":571.149993896484},{"option":"SPX281215C06700000","bid":1263.7,"bid_size":0.0,"ask":1275.8,"ask_size":0.0,"iv":0.0,"open_interest":316.0,"volume":0.0,"delta":0.6858,"gamma":0.0001,"vega":40.2305,"theta":-0.2704,"rho":95.3524,"theo":1247.0767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1240.64,"last_trade_time":"2026-02-17T11:14:50","percent_change":0.0,"prev_day_close":1267.54998779297},{"option":"SPX281215P06700000","bid":599.3,"bid_size":15.0,"ask":611.5,"ask_size":15.0,"iv":0.2105,"open_interest":553.0,"volume":0.0,"delta":-0.3236,"gamma":0.0001,"vega":40.2305,"theta":-0.3428,"rho":-78.3032,"theo":600.9608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":612.0,"last_trade_time":"2026-02-17T11:14:50","percent_change":0.0,"prev_day_close":599.150024414062},{"option":"SPX281215C06800000","bid":1202.5,"bid_size":0.0,"ask":1214.6,"ask_size":0.0,"iv":0.0,"open_interest":768.0,"volume":0.0,"delta":0.6709,"gamma":0.0002,"vega":40.9475,"theta":-0.2789,"rho":94.2544,"theo":1186.8065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1181.64,"last_trade_time":"2026-02-13T11:29:00","percent_change":0.0,"prev_day_close":1206.35003662109},{"option":"SPX281215P06800000","bid":628.3,"bid_size":15.0,"ask":640.8,"ask_size":15.0,"iv":0.2074,"open_interest":782.0,"volume":0.0,"delta":-0.3385,"gamma":0.0002,"vega":40.9475,"theta":-0.3412,"rho":-81.9414,"theo":630.7204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":641.38,"last_trade_time":"2026-02-13T11:37:10","percent_change":0.0,"prev_day_close":628.149993896484},{"option":"SPX281215C06900000","bid":1141.0,"bid_size":0.0,"ask":1154.4,"ask_size":0.0,"iv":0.0,"open_interest":1331.0,"volume":0.0,"delta":0.6555,"gamma":0.0002,"vega":41.6223,"theta":-0.2866,"rho":93.0193,"theo":1127.5946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1136.86,"last_trade_time":"2026-02-17T14:36:46","percent_change":0.0,"prev_day_close":1146.25},{"option":"SPX281215P06900000","bid":658.2,"bid_size":14.0,"ask":671.1,"ask_size":14.0,"iv":0.2043,"open_interest":1487.0,"volume":1.0,"delta":-0.3538,"gamma":0.0002,"vega":41.6223,"theta":-0.3388,"rho":-85.7167,"theo":661.5384,"change":-19.11,"open":649.24,"high":649.24,"low":649.24,"tick":"down","last_trade_price":649.24,"last_trade_time":"2026-02-18T10:06:11","percent_change":-2.85928,"prev_day_close":658.049987792969},{"option":"SPX281215C07000000","bid":1065.9,"bid_size":8.0,"ask":1081.6,"ask_size":8.0,"iv":0.2016,"open_interest":15951.0,"volume":5.0,"delta":0.6398,"gamma":0.0002,"vega":42.2494,"theta":-0.2934,"rho":91.623,"theo":1069.4877,"change":26.82,"open":1096.73,"high":1096.73,"low":1091.92,"tick":"down","last_trade_price":1091.92,"last_trade_time":"2026-02-18T14:29:38","percent_change":2.51808,"prev_day_close":1087.04998779297},{"option":"SPX281215P07000000","bid":689.3,"bid_size":13.0,"ask":702.5,"ask_size":13.0,"iv":0.2012,"open_interest":15137.0,"volume":7.0,"delta":-0.3696,"gamma":0.0002,"vega":42.2494,"theta":-0.3355,"rho":-89.6531,"theo":693.4612,"change":-14.85,"open":684.72,"high":687.3,"low":684.72,"tick":"up","last_trade_price":684.95,"last_trade_time":"2026-02-18T15:57:41","percent_change":-2.12203,"prev_day_close":689.0},{"option":"SPX281215C07100000","bid":1008.3,"bid_size":9.0,"ask":1023.9,"ask_size":9.0,"iv":0.1985,"open_interest":68.0,"volume":0.0,"delta":0.6236,"gamma":0.0002,"vega":42.8176,"theta":-0.2993,"rho":90.1161,"theo":1012.5239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":966.6,"last_trade_time":"2026-02-17T09:59:37","percent_change":0.0,"prev_day_close":1028.85000610352},{"option":"SPX281215P07100000","bid":721.6,"bid_size":13.0,"ask":735.0,"ask_size":13.0,"iv":0.1981,"open_interest":117.0,"volume":0.0,"delta":-0.3858,"gamma":0.0002,"vega":42.8176,"theta":-0.3314,"rho":-93.7002,"theo":726.5272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":740.42,"last_trade_time":"2026-02-17T12:42:08","percent_change":0.0,"prev_day_close":721.149993896484},{"option":"SPX281215C07200000","bid":951.8,"bid_size":9.0,"ask":967.5,"ask_size":9.0,"iv":0.1954,"open_interest":937.0,"volume":0.0,"delta":0.6069,"gamma":0.0002,"vega":43.3208,"theta":-0.3042,"rho":88.5441,"theo":956.7186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":970.56,"last_trade_time":"2026-02-13T12:33:57","percent_change":0.0,"prev_day_close":972.100006103516},{"option":"SPX281215P07200000","bid":755.0,"bid_size":12.0,"ask":768.7,"ask_size":12.0,"iv":0.195,"open_interest":854.0,"volume":0.0,"delta":-0.4025,"gamma":0.0002,"vega":43.3208,"theta":-0.3262,"rho":-97.8124,"theo":760.7516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":757.67,"last_trade_time":"2026-02-13T12:33:57","percent_change":0.0,"prev_day_close":754.5},{"option":"SPX281215C07300000","bid":896.7,"bid_size":9.0,"ask":912.3,"ask_size":9.0,"iv":0.1923,"open_interest":258.0,"volume":0.0,"delta":0.5898,"gamma":0.0002,"vega":43.7584,"theta":-0.3083,"rho":86.8643,"theo":902.0956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":945.76,"last_trade_time":"2026-02-06T11:35:55","percent_change":0.0,"prev_day_close":916.649993896484},{"option":"SPX281215P07300000","bid":789.8,"bid_size":12.0,"ask":803.8,"ask_size":12.0,"iv":0.1919,"open_interest":136.0,"volume":0.0,"delta":-0.4196,"gamma":0.0002,"vega":43.7584,"theta":-0.3202,"rho":-102.0323,"theo":796.1584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":751.8,"last_trade_time":"2026-02-11T14:17:04","percent_change":0.0,"prev_day_close":789.150024414062},{"option":"SPX281215C07400000","bid":843.0,"bid_size":10.0,"ask":858.5,"ask_size":10.0,"iv":0.1893,"open_interest":545.0,"volume":0.0,"delta":0.5723,"gamma":0.0002,"vega":44.1258,"theta":-0.3114,"rho":85.0117,"theo":848.7163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":952.42,"last_trade_time":"2026-02-02T15:06:09","percent_change":0.0,"prev_day_close":862.599975585938},{"option":"SPX281215P07400000","bid":826.0,"bid_size":12.0,"ask":840.2,"ask_size":12.0,"iv":0.1889,"open_interest":187.0,"volume":0.0,"delta":-0.4371,"gamma":0.0002,"vega":44.1258,"theta":-0.3131,"rho":-106.4251,"theo":832.809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":762.72,"last_trade_time":"2026-02-02T15:06:09","percent_change":0.0,"prev_day_close":825.200012207031},{"option":"SPX281215C07500000","bid":790.7,"bid_size":10.0,"ask":806.2,"ask_size":10.0,"iv":0.1862,"open_interest":151.0,"volume":0.0,"delta":0.5543,"gamma":0.0002,"vega":44.4156,"theta":-0.3134,"rho":83.0145,"theo":796.6566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":872.77,"last_trade_time":"2026-02-12T09:44:10","percent_change":0.0,"prev_day_close":810.75},{"option":"SPX281215P07500000","bid":863.7,"bid_size":11.0,"ask":878.1,"ask_size":11.0,"iv":0.1858,"open_interest":456.0,"volume":0.0,"delta":-0.4551,"gamma":0.0002,"vega":44.4156,"theta":-0.3051,"rho":-110.9625,"theo":870.779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":820.14,"last_trade_time":"2026-02-12T09:44:10","percent_change":0.0,"prev_day_close":862.700012207031},{"option":"SPX281215C07600000","bid":740.1,"bid_size":11.0,"ask":755.5,"ask_size":11.0,"iv":0.1832,"open_interest":407.0,"volume":0.0,"delta":0.5359,"gamma":0.0002,"vega":44.6236,"theta":-0.3144,"rho":80.9504,"theo":745.9695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":793.1,"last_trade_time":"2026-02-06T13:56:33","percent_change":0.0,"prev_day_close":759.700012207031},{"option":"SPX281215P07600000","bid":902.9,"bid_size":11.0,"ask":917.5,"ask_size":11.0,"iv":0.1829,"open_interest":196.0,"volume":0.0,"delta":-0.4735,"gamma":0.0002,"vega":44.6236,"theta":-0.296,"rho":-115.5668,"theo":910.1218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":856.4,"last_trade_time":"2026-02-11T14:28:08","percent_change":0.0,"prev_day_close":901.75},{"option":"SPX281215C07700000","bid":691.0,"bid_size":11.0,"ask":706.3,"ask_size":11.0,"iv":0.1803,"open_interest":278.0,"volume":0.0,"delta":0.5171,"gamma":0.0002,"vega":44.7449,"theta":-0.3144,"rho":78.8005,"theo":696.7079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":792.08,"last_trade_time":"2026-02-03T09:48:06","percent_change":0.0,"prev_day_close":710.25},{"option":"SPX281215P07700000","bid":943.8,"bid_size":11.0,"ask":958.5,"ask_size":11.0,"iv":0.18,"open_interest":223.0,"volume":2.0,"delta":-0.4923,"gamma":0.0002,"vega":44.7449,"theta":-0.2859,"rho":-120.2568,"theo":950.8899,"change":-20.95,"open":936.57,"high":936.8,"low":936.57,"tick":"up","last_trade_price":936.8,"last_trade_time":"2026-02-18T15:57:41","percent_change":-2.18742,"prev_day_close":942.350006103516},{"option":"SPX281215C07800000","bid":643.6,"bid_size":11.0,"ask":658.9,"ask_size":11.0,"iv":0.1774,"open_interest":295.0,"volume":0.0,"delta":0.4979,"gamma":0.0002,"vega":44.7687,"theta":-0.3134,"rho":76.4795,"theo":648.9718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":646.03,"last_trade_time":"2026-02-13T10:44:04","percent_change":0.0,"prev_day_close":662.5},{"option":"SPX281215P07800000","bid":986.4,"bid_size":11.0,"ask":1001.1,"ask_size":11.0,"iv":0.1771,"open_interest":277.0,"volume":0.0,"delta":-0.5115,"gamma":0.0002,"vega":44.7687,"theta":-0.2748,"rho":-125.118,"theo":993.1836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1010.82,"last_trade_time":"2026-02-17T12:42:08","percent_change":0.0,"prev_day_close":984.649993896484},{"option":"SPX281215C07900000","bid":598.0,"bid_size":11.0,"ask":613.1,"ask_size":11.0,"iv":0.1746,"open_interest":712.0,"volume":0.0,"delta":0.4784,"gamma":0.0002,"vega":44.6893,"theta":-0.3114,"rho":74.0094,"theo":602.8905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":602.2,"last_trade_time":"2026-02-17T15:27:05","percent_change":0.0,"prev_day_close":616.5},{"option":"SPX281215P07900000","bid":1030.8,"bid_size":11.0,"ask":1045.5,"ask_size":11.0,"iv":0.1743,"open_interest":150.0,"volume":0.0,"delta":-0.531,"gamma":0.0002,"vega":44.6893,"theta":-0.2627,"rho":-130.1283,"theo":1037.1321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":957.63,"last_trade_time":"2026-02-02T11:00:39","percent_change":0.0,"prev_day_close":1028.0},{"option":"SPX281215C08000000","bid":554.3,"bid_size":11.0,"ask":569.2,"ask_size":11.0,"iv":0.1719,"open_interest":1968.0,"volume":0.0,"delta":0.4585,"gamma":0.0002,"vega":44.5122,"theta":-0.3084,"rho":71.4926,"theo":558.5672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":563.67,"last_trade_time":"2026-02-17T13:56:27","percent_change":0.0,"prev_day_close":572.25},{"option":"SPX281215P08000000","bid":1077.0,"bid_size":10.0,"ask":1091.8,"ask_size":10.0,"iv":0.1715,"open_interest":298.0,"volume":0.0,"delta":-0.5508,"gamma":0.0002,"vega":44.5122,"theta":-0.2496,"rho":-135.1853,"theo":1082.8386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1027.19,"last_trade_time":"2026-02-03T15:54:44","percent_change":0.0,"prev_day_close":1074.54998779297},{"option":"SPX281215C08200000","bid":472.5,"bid_size":12.0,"ask":487.0,"ask_size":12.0,"iv":0.1666,"open_interest":550.0,"volume":0.0,"delta":0.4182,"gamma":0.0002,"vega":43.8313,"theta":-0.2995,"rho":66.1688,"theo":475.6272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":540.9,"last_trade_time":"2026-02-09T14:01:00","percent_change":0.0,"prev_day_close":489.400009155273},{"option":"SPX281215P08200000","bid":1175.0,"bid_size":9.0,"ask":1189.9,"ask_size":9.0,"iv":0.1662,"open_interest":52.0,"volume":0.0,"delta":-0.5912,"gamma":0.0002,"vega":43.8313,"theta":-0.2205,"rho":-145.5894,"theo":1179.9582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1085.33,"last_trade_time":"2026-01-28T13:21:37","percent_change":0.0,"prev_day_close":1171.25},{"option":"SPX281215C08400000","bid":398.8,"bid_size":13.0,"ask":412.5,"ask_size":13.0,"iv":0.1616,"open_interest":820.0,"volume":0.0,"delta":0.3777,"gamma":0.0002,"vega":42.7,"theta":-0.2873,"rho":60.5429,"theo":401.1527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":416.4,"last_trade_time":"2026-02-12T12:28:20","percent_change":0.0,"prev_day_close":414.399993896484},{"option":"SPX281215P08400000","bid":1280.9,"bid_size":8.0,"ask":1296.0,"ask_size":8.0,"iv":0.1613,"open_interest":12.0,"volume":0.0,"delta":-0.6317,"gamma":0.0002,"vega":42.7,"theta":-0.1881,"rho":-156.2956,"theo":1285.5432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1195.79,"last_trade_time":"2025-12-26T11:37:58","percent_change":0.0,"prev_day_close":1277.09997558594},{"option":"SPX281215C08600000","bid":333.2,"bid_size":15.0,"ask":346.0,"ask_size":15.0,"iv":0.1571,"open_interest":2690.0,"volume":0.0,"delta":0.3378,"gamma":0.0002,"vega":41.143,"theta":-0.2724,"rho":54.7642,"theo":335.5902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":395.0,"last_trade_time":"2026-01-26T14:21:17","percent_change":0.0,"prev_day_close":347.300003051758},{"option":"SPX281215P08600000","bid":1382.7,"bid_size":0.0,"ask":1395.0,"ask_size":0.0,"iv":0.0,"open_interest":160.0,"volume":0.0,"delta":-0.6716,"gamma":0.0002,"vega":41.143,"theta":-0.1531,"rho":-167.1546,"theo":1400.0403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1487.2,"last_trade_time":"2025-09-10T11:50:55","percent_change":0.0,"prev_day_close":1390.5},{"option":"SPX281215C08800000","bid":275.7,"bid_size":17.0,"ask":287.6,"ask_size":17.0,"iv":0.1529,"open_interest":452.0,"volume":0.0,"delta":0.2993,"gamma":0.0002,"vega":39.2121,"theta":-0.2554,"rho":49.0645,"theo":278.7252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":275.0,"last_trade_time":"2026-02-13T10:44:04","percent_change":0.0,"prev_day_close":288.300003051758},{"option":"SPX281215P08800000","bid":1503.7,"bid_size":0.0,"ask":1516.0,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.7101,"gamma":0.0002,"vega":39.2121,"theta":-0.1158,"rho":-177.9347,"theo":1523.2348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1425.86,"last_trade_time":"2026-01-23T14:20:29","percent_change":0.0,"prev_day_close":1512.09997558594},{"option":"SPX281215C09000000","bid":225.8,"bid_size":18.0,"ask":237.3,"ask_size":18.0,"iv":0.1491,"open_interest":1753.0,"volume":0.0,"delta":0.2626,"gamma":0.0002,"vega":36.9288,"theta":-0.2366,"rho":43.4014,"theo":229.7075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":235.02,"last_trade_time":"2026-02-13T13:30:19","percent_change":0.0,"prev_day_close":237.25},{"option":"SPX281215P09000000","bid":1632.5,"bid_size":0.0,"ask":1644.8,"ask_size":0.0,"iv":0.0,"open_interest":78.0,"volume":0.0,"delta":-0.7467,"gamma":0.0002,"vega":36.9288,"theta":-0.0768,"rho":-188.6781,"theo":1654.2767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1568.64,"last_trade_time":"2026-01-08T11:02:42","percent_change":0.0,"prev_day_close":1641.04998779297},{"option":"SPX281215C09200000","bid":183.4,"bid_size":19.0,"ask":194.6,"ask_size":19.0,"iv":0.1458,"open_interest":225.0,"volume":100.0,"delta":0.2282,"gamma":0.0002,"vega":34.4132,"theta":-0.2164,"rho":38.0611,"theo":187.7463,"change":13.13,"open":200.33,"high":200.33,"low":200.33,"tick":"no_change","last_trade_price":200.33,"last_trade_time":"2026-02-18T11:08:38","percent_change":7.01389,"prev_day_close":193.75},{"option":"SPX281215P09200000","bid":1625.3,"bid_size":0.0,"ask":1925.3,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.7812,"gamma":0.0002,"vega":34.4132,"theta":-0.0365,"rho":-199.0987,"theo":1792.3751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1677.52,"last_trade_time":"2026-01-23T14:20:29","percent_change":0.0,"prev_day_close":1779.5},{"option":"SPX281215C09400000","bid":148.0,"bid_size":20.0,"ask":158.6,"ask_size":20.0,"iv":0.1429,"open_interest":480.0,"volume":0.0,"delta":0.1964,"gamma":0.0002,"vega":31.6715,"theta":-0.1957,"rho":32.9673,"theo":152.2956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":158.8,"last_trade_time":"2026-02-12T12:56:05","percent_change":0.0,"prev_day_close":157.25},{"option":"SPX281215P09400000","bid":1768.7,"bid_size":0.0,"ask":2068.7,"ask_size":0.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":-0.813,"gamma":0.0002,"vega":31.6715,"theta":0.0,"rho":-209.2729,"theo":1936.984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1918.11,"last_trade_time":"2026-02-12T11:42:28","percent_change":0.0,"prev_day_close":1922.80004882812},{"option":"SPX281215C09500000","bid":132.7,"bid_size":21.0,"ask":143.1,"ask_size":21.0,"iv":0.1416,"open_interest":283.0,"volume":0.0,"delta":0.1816,"gamma":0.0002,"vega":30.2861,"theta":-0.1853,"rho":30.611,"theo":136.8423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":157.9,"last_trade_time":"2026-01-08T14:55:37","percent_change":0.0,"prev_day_close":141.449996948242},{"option":"SPX281215P09500000","bid":1842.8,"bid_size":0.0,"ask":2142.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.8278,"gamma":0.0002,"vega":30.2861,"theta":0.0,"rho":-214.1693,"theo":2011.5604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1994.69995117188},{"option":"SPX281215C09550000","bid":125.5,"bid_size":21.0,"ask":135.9,"ask_size":21.0,"iv":0.141,"open_interest":2.0,"volume":0.0,"delta":0.1745,"gamma":0.0002,"vega":29.586,"theta":-0.1802,"rho":29.4516,"theo":129.6577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.23,"last_trade_time":"2026-02-12T11:42:28","percent_change":0.0,"prev_day_close":134.150001525879},{"option":"SPX281215P09550000","bid":1880.7,"bid_size":0.0,"ask":2180.7,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.8349,"gamma":0.0002,"vega":29.586,"theta":0.0,"rho":-216.5988,"theo":2049.3907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2031.75,"last_trade_time":"2026-02-12T11:42:28","percent_change":0.0,"prev_day_close":2032.5},{"option":"SPX281215C09600000","bid":118.8,"bid_size":21.0,"ask":129.0,"ask_size":21.0,"iv":0.1404,"open_interest":106.0,"volume":0.0,"delta":0.1676,"gamma":0.0002,"vega":28.8777,"theta":-0.1751,"rho":28.3121,"theo":122.8266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":143.0,"last_trade_time":"2026-01-08T14:56:38","percent_change":0.0,"prev_day_close":127.150001525879},{"option":"SPX281215P09600000","bid":1918.7,"bid_size":0.0,"ask":2218.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.8418,"gamma":0.0002,"vega":28.8777,"theta":0.0,"rho":-219.0084,"theo":2087.5746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1965.34,"last_trade_time":"2025-10-31T09:30:17","percent_change":0.0,"prev_day_close":2070.60003662109},{"option":"SPX281215C09800000","bid":95.2,"bid_size":25.0,"ask":104.9,"ask_size":25.0,"iv":0.1385,"open_interest":1115.0,"volume":0.0,"delta":0.1421,"gamma":0.0001,"vega":26.0698,"theta":-0.1553,"rho":24.1551,"theo":98.813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":116.8,"last_trade_time":"2026-01-22T10:58:38","percent_change":0.0,"prev_day_close":102.900001525879},{"option":"SPX281215P09800000","bid":2074.0,"bid_size":0.0,"ask":2374.0,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.8673,"gamma":0.0001,"vega":26.0698,"theta":0.0,"rho":-228.2457,"theo":2243.6205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2161.3,"last_trade_time":"2025-12-10T12:03:46","percent_change":0.0,"prev_day_close":2226.30004882812},{"option":"SPX281215C10000000","bid":76.3,"bid_size":33.0,"ask":85.4,"ask_size":33.0,"iv":0.1369,"open_interest":1948.0,"volume":3.0,"delta":0.1201,"gamma":0.0001,"vega":23.3864,"theta":-0.1371,"rho":20.4738,"theo":79.5634,"change":3.6,"open":85.4,"high":86.0,"low":84.0,"tick":"down","last_trade_price":84.0,"last_trade_time":"2026-02-18T14:31:37","percent_change":4.47761,"prev_day_close":83.25},{"option":"SPX281215P10000000","bid":2234.6,"bid_size":0.0,"ask":2534.6,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.8893,"gamma":0.0001,"vega":23.3864,"theta":0.0,"rho":-237.0073,"theo":2404.4305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2250.84,"last_trade_time":"2025-10-29T09:57:19","percent_change":0.0,"prev_day_close":2386.69995117188},{"option":"SPX281215C10200000","bid":61.3,"bid_size":39.0,"ask":69.7,"ask_size":39.0,"iv":0.1358,"open_interest":18.0,"volume":0.0,"delta":0.1014,"gamma":0.0001,"vega":20.8801,"theta":-0.1207,"rho":17.376,"theo":64.3593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":78.2,"last_trade_time":"2026-02-11T14:45:05","percent_change":0.0,"prev_day_close":67.6500015258789},{"option":"SPX281215P10200000","bid":2399.5,"bid_size":0.0,"ask":2699.5,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.908,"gamma":0.0001,"vega":20.8801,"theta":0.0,"rho":-245.1855,"theo":2569.2859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2551.69995117188},{"option":"SPX281215C10400000","bid":49.3,"bid_size":43.0,"ask":57.3,"ask_size":43.0,"iv":0.135,"open_interest":331.0,"volume":100.0,"delta":0.0858,"gamma":0.0001,"vega":18.6061,"theta":-0.1063,"rho":14.718,"theo":52.4606,"change":3.15,"open":56.5,"high":56.5,"low":56.5,"tick":"no_change","last_trade_price":56.5,"last_trade_time":"2026-02-18T11:08:38","percent_change":5.9044,"prev_day_close":55.1999988555908},{"option":"SPX281215P10400000","bid":2566.8,"bid_size":0.0,"ask":2866.8,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9236,"gamma":0.0001,"vega":18.6061,"theta":0.0,"rho":-252.9238,"theo":2737.4468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2706.19,"last_trade_time":"2026-02-06T10:02:34","percent_change":0.0,"prev_day_close":2721.39990234375},{"option":"SPX281215C10600000","bid":39.9,"bid_size":48.0,"ask":47.4,"ask_size":48.0,"iv":0.1346,"open_interest":120.0,"volume":0.0,"delta":0.0729,"gamma":0.0001,"vega":16.5781,"theta":-0.0939,"rho":12.5547,"theo":43.1793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":54.4,"last_trade_time":"2026-01-22T13:43:26","percent_change":0.0,"prev_day_close":45.3500003814697},{"option":"SPX281215P10600000","bid":2737.2,"bid_size":0.0,"ask":3037.2,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9364,"gamma":0.0001,"vega":16.5781,"theta":0.0,"rho":-260.1675,"theo":2908.225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2891.60009765625},{"option":"SPX281215C10800000","bid":32.5,"bid_size":53.0,"ask":39.6,"ask_size":53.0,"iv":0.1345,"open_interest":9.0,"volume":0.0,"delta":0.0623,"gamma":0.0001,"vega":14.8002,"theta":-0.0833,"rho":10.7261,"theo":35.9202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.9,"last_trade_time":"2026-02-05T15:39:32","percent_change":0.0,"prev_day_close":37.4499988555908},{"option":"SPX281215P10800000","bid":2908.8,"bid_size":0.0,"ask":3208.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.947,"gamma":0.0001,"vega":14.8002,"theta":0.0,"rho":-267.0764,"theo":3081.0256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3061.19995117188},{"option":"SPX281215C11000000","bid":26.6,"bid_size":57.0,"ask":33.4,"ask_size":57.0,"iv":0.1347,"open_interest":2644.0,"volume":100.0,"delta":0.0536,"gamma":0.0001,"vega":13.233,"theta":-0.0742,"rho":9.2444,"theo":30.195,"change":1.75,"open":32.0,"high":32.0,"low":32.0,"tick":"no_change","last_trade_price":32.0,"last_trade_time":"2026-02-18T11:08:38","percent_change":5.78512,"prev_day_close":31.25},{"option":"SPX281215P11000000","bid":3082.8,"bid_size":0.0,"ask":3382.8,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9558,"gamma":0.0001,"vega":13.233,"theta":0.0,"rho":-273.6384,"theo":3255.36,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3995.2,"last_trade_time":"2025-03-28T09:30:02","percent_change":0.0,"prev_day_close":3235.10009765625},{"option":"SPX281215C11200000","bid":22.2,"bid_size":64.0,"ask":28.2,"ask_size":64.0,"iv":0.1351,"open_interest":347.0,"volume":0.0,"delta":0.0463,"gamma":0.0001,"vega":11.8735,"theta":-0.0664,"rho":7.9945,"theo":25.6126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.5,"last_trade_time":"2026-02-02T10:20:06","percent_change":0.0,"prev_day_close":26.1999998092651},{"option":"SPX281215P11200000","bid":3258.1,"bid_size":0.0,"ask":3558.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.963,"gamma":0.0001,"vega":11.8735,"theta":0.0,"rho":-279.9687,"theo":3430.8371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3353.49,"last_trade_time":"2025-12-31T11:05:51","percent_change":0.0,"prev_day_close":3410.19995117188},{"option":"SPX281215C11400000","bid":18.6,"bid_size":71.0,"ask":24.1,"ask_size":71.0,"iv":0.1357,"open_interest":906.0,"volume":0.0,"delta":0.0403,"gamma":0.0001,"vega":10.668,"theta":-0.0596,"rho":6.944,"theo":21.8952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.92,"last_trade_time":"2026-02-12T14:06:54","percent_change":0.0,"prev_day_close":22.1499996185303},{"option":"SPX281215P11400000","bid":3433.5,"bid_size":0.0,"ask":3733.5,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9691,"gamma":0.0001,"vega":10.668,"theta":0.0,"rho":-286.0995,"theo":3607.1793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3527.84,"last_trade_time":"2025-12-31T11:05:51","percent_change":0.0,"prev_day_close":3585.69995117188},{"option":"SPX281215C12000000","bid":13.6,"bid_size":10.0,"ask":15.7,"ask_size":87.0,"iv":0.1399,"open_interest":1838.0,"volume":0.0,"delta":0.0269,"gamma":0.0,"vega":7.8006,"theta":-0.0436,"rho":4.6428,"theo":14.0605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":14.6,"last_trade_time":"2026-02-13T09:32:38","percent_change":0.0,"prev_day_close":14.5},{"option":"SPX281215P12000000","bid":3965.3,"bid_size":0.0,"ask":4265.3,"ask_size":0.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":-0.9824,"gamma":0.0,"vega":7.8006,"theta":0.0,"rho":-303.6417,"theo":4139.5233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4200.44,"last_trade_time":"2025-11-19T15:59:07","percent_change":0.0,"prev_day_close":4116.89990234375},{"option":"SPX291221C00400000","bid":6156.3,"bid_size":4.0,"ask":6456.3,"ask_size":0.0,"iv":0.0,"open_interest":286.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.2704,"theta":0.0,"rho":19.5248,"theo":6283.6075,"change":18.0699,"open":6285.9,"high":6287.17,"low":6285.9,"tick":"up","last_trade_price":6287.17,"last_trade_time":"2026-02-18T09:40:07","percent_change":0.288238,"prev_day_close":6304.5},{"option":"SPX291221P00400000","bid":0.0,"bid_size":0.0,"ask":8.9,"ask_size":84.0,"iv":0.6324,"open_interest":192.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.2704,"theta":-0.0048,"rho":-0.1995,"theo":1.4372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-03T09:36:17","percent_change":0.0,"prev_day_close":2.67499995231628},{"option":"SPX291221C00800000","bid":5811.9,"bid_size":0.0,"ask":6111.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.8832,"theta":0.0,"rho":32.2646,"theo":5939.8273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5960.60009765625},{"option":"SPX291221P00800000","bid":0.05,"bid_size":84.0,"ask":11.8,"ask_size":84.0,"iv":0.4927,"open_interest":111.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.8831,"theta":-0.0136,"rho":-0.7166,"theo":4.9238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-05T13:55:09","percent_change":0.0,"prev_day_close":2.25},{"option":"SPX291221C01200000","bid":5472.0,"bid_size":0.0,"ask":5772.0,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":1.8442,"theta":0.0,"rho":44.6238,"theo":5600.1209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5502.99,"last_trade_time":"2025-10-02T12:01:16","percent_change":0.0,"prev_day_close":5620.39990234375},{"option":"SPX291221P01200000","bid":8.8,"bid_size":8.0,"ask":17.9,"ask_size":84.0,"iv":0.4494,"open_interest":109.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":1.8444,"theta":-0.0258,"rho":-1.6149,"theo":10.7793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.19,"last_trade_time":"2026-02-06T15:42:42","percent_change":0.0,"prev_day_close":13.5000004768372},{"option":"SPX291221C01600000","bid":5136.8,"bid_size":0.0,"ask":5436.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":3.1609,"theta":0.0,"rho":56.5331,"theo":5261.8427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5284.60009765625},{"option":"SPX291221P01600000","bid":11.7,"bid_size":81.0,"ask":23.6,"ask_size":1.0,"iv":0.3963,"open_interest":37.0,"volume":0.0,"delta":-0.0088,"gamma":0.0,"vega":3.1607,"theta":-0.0408,"rho":-2.9623,"theo":19.3817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.64,"last_trade_time":"2026-02-11T15:00:24","percent_change":0.0,"prev_day_close":18.2000002861023},{"option":"SPX291221C01800000","bid":4970.1,"bid_size":0.0,"ask":5270.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":3.9518,"theta":0.0,"rho":62.2941,"theo":5094.823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5018.66,"last_trade_time":"2025-10-02T11:59:29","percent_change":0.0,"prev_day_close":5117.2998046875},{"option":"SPX291221P01800000","bid":22.8,"bid_size":1.0,"ask":25.8,"ask_size":1.0,"iv":0.3866,"open_interest":133.0,"volume":1.0,"delta":-0.0114,"gamma":0.0,"vega":3.9518,"theta":-0.0492,"rho":-3.83,"theo":24.8462,"change":-1.5,"open":24.8,"high":24.8,"low":24.8,"tick":"down","last_trade_price":24.8,"last_trade_time":"2026-02-18T10:16:51","percent_change":-5.70342,"prev_day_close":24.2999992370605},{"option":"SPX291221C02000000","bid":4803.4,"bid_size":0.0,"ask":5103.4,"ask_size":0.0,"iv":0.0,"open_interest":275.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":4.8393,"theta":0.0,"rho":67.9201,"theo":4928.2363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4413.41,"last_trade_time":"2025-07-18T13:57:16","percent_change":0.0,"prev_day_close":4951.39990234375},{"option":"SPX291221P02000000","bid":23.3,"bid_size":77.0,"ask":42.1,"ask_size":77.0,"iv":0.3786,"open_interest":551.0,"volume":0.0,"delta":-0.0144,"gamma":0.0,"vega":4.8393,"theta":-0.0583,"rho":-4.8326,"theo":31.1554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.68,"last_trade_time":"2026-02-06T15:42:42","percent_change":0.0,"prev_day_close":31.4000005722046},{"option":"SPX291221C02200000","bid":4638.0,"bid_size":0.0,"ask":4938.0,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":5.8206,"theta":0.0,"rho":73.3802,"theo":4762.1633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4675.04,"last_trade_time":"2025-10-02T12:01:16","percent_change":0.0,"prev_day_close":4786.0},{"option":"SPX291221P02200000","bid":30.3,"bid_size":74.0,"ask":50.6,"ask_size":74.0,"iv":0.3672,"open_interest":49.0,"volume":0.0,"delta":-0.0179,"gamma":0.0,"vega":5.8206,"theta":-0.0678,"rho":-6.0011,"theo":38.3913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.75,"last_trade_time":"2026-02-11T15:47:05","percent_change":0.0,"prev_day_close":38.6499996185303},{"option":"SPX291221C02400000","bid":4472.7,"bid_size":0.0,"ask":4772.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":6.8879,"theta":0.0,"rho":78.693,"theo":4597.4931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4617.7998046875},{"option":"SPX291221P02400000","bid":37.8,"bid_size":71.0,"ask":60.3,"ask_size":71.0,"iv":0.3563,"open_interest":16.0,"volume":0.0,"delta":-0.0219,"gamma":0.0,"vega":6.8879,"theta":-0.0779,"rho":-7.3167,"theo":46.6171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.2,"last_trade_time":"2026-02-04T13:36:06","percent_change":0.0,"prev_day_close":46.9000015258789},{"option":"SPX291221C02600000","bid":4309.1,"bid_size":0.0,"ask":4609.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":8.0646,"theta":0.0,"rho":83.8102,"theo":4433.8983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4454.2998046875},{"option":"SPX291221P02600000","bid":45.5,"bid_size":67.0,"ask":71.5,"ask_size":67.0,"iv":0.3458,"open_interest":214.0,"volume":0.0,"delta":-0.0264,"gamma":0.0,"vega":8.0646,"theta":-0.0884,"rho":-8.8281,"theo":55.9182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":52.54,"last_trade_time":"2026-02-06T15:44:45","percent_change":0.0,"prev_day_close":56.1000003814697},{"option":"SPX291221C02800000","bid":4146.7,"bid_size":0.0,"ask":4446.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9833,"gamma":0.0,"vega":9.3205,"theta":0.0,"rho":88.7406,"theo":4271.4887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4336.8,"last_trade_time":"2025-11-05T14:36:38","percent_change":0.0,"prev_day_close":4294.60009765625},{"option":"SPX291221P02800000","bid":54.1,"bid_size":62.0,"ask":83.8,"ask_size":62.0,"iv":0.3359,"open_interest":157.0,"volume":0.0,"delta":-0.0315,"gamma":0.0,"vega":9.3205,"theta":-0.0993,"rho":-10.5263,"theo":66.4045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.78,"last_trade_time":"2026-02-11T15:47:05","percent_change":0.0,"prev_day_close":66.3500003814697},{"option":"SPX291221C02900000","bid":4065.8,"bid_size":0.0,"ask":4365.8,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9805,"gamma":0.0,"vega":9.9843,"theta":0.0,"rho":91.1378,"theo":4190.7526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4233.9,"last_trade_time":"2025-11-05T14:45:18","percent_change":0.0,"prev_day_close":4214.29992675781},{"option":"SPX291221P02900000","bid":58.9,"bid_size":60.0,"ask":90.4,"ask_size":60.0,"iv":0.3312,"open_interest":218.0,"volume":0.0,"delta":-0.0343,"gamma":0.0,"vega":9.9843,"theta":-0.1049,"rho":-11.4433,"theo":72.1164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":68.12,"last_trade_time":"2026-02-11T15:47:05","percent_change":0.0,"prev_day_close":71.8999996185303},{"option":"SPX291221C03000000","bid":3984.9,"bid_size":0.0,"ask":4284.9,"ask_size":0.0,"iv":0.0,"open_interest":758.0,"volume":0.0,"delta":0.9776,"gamma":0.0,"vega":10.6787,"theta":0.0,"rho":93.4751,"theo":4110.347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4008.12,"last_trade_time":"2025-12-17T16:08:09","percent_change":0.0,"prev_day_close":4130.29992675781},{"option":"SPX291221P03000000","bid":63.8,"bid_size":58.0,"ask":97.4,"ask_size":58.0,"iv":0.3266,"open_interest":2073.0,"volume":0.0,"delta":-0.0372,"gamma":0.0,"vega":10.6787,"theta":-0.1105,"rho":-12.4203,"theo":78.1588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.83,"last_trade_time":"2026-02-17T14:19:58","percent_change":0.0,"prev_day_close":77.7999992370606},{"option":"SPX291221C03100000","bid":3904.9,"bid_size":0.0,"ask":4204.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9745,"gamma":0.0,"vega":11.3996,"theta":0.0,"rho":95.7459,"theo":4030.2916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4053.39990234375},{"option":"SPX291221P03100000","bid":69.0,"bid_size":55.0,"ask":104.6,"ask_size":55.0,"iv":0.3221,"open_interest":172.0,"volume":0.0,"delta":-0.0403,"gamma":0.0,"vega":11.3996,"theta":-0.1163,"rho":-13.4637,"theo":84.5513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.71,"last_trade_time":"2026-02-13T12:46:06","percent_change":0.0,"prev_day_close":83.9500007629394},{"option":"SPX291221C03200000","bid":3824.4,"bid_size":0.0,"ask":4124.4,"ask_size":0.0,"iv":0.0,"open_interest":60.0,"volume":0.0,"delta":0.9712,"gamma":0.0,"vega":12.1394,"theta":0.0,"rho":97.9561,"theo":3950.6045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3970.0},{"option":"SPX291221P03200000","bid":74.5,"bid_size":52.0,"ask":108.8,"ask_size":53.0,"iv":0.3162,"open_interest":75.0,"volume":0.0,"delta":-0.0436,"gamma":0.0,"vega":12.1394,"theta":-0.1221,"rho":-14.5679,"theo":91.3122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.99,"last_trade_time":"2026-02-13T12:43:51","percent_change":0.0,"prev_day_close":90.5},{"option":"SPX291221C03300000","bid":3745.3,"bid_size":0.0,"ask":4045.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0,"vega":12.8949,"theta":0.0,"rho":100.1152,"theo":3871.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3893.10009765625},{"option":"SPX291221P03300000","bid":80.2,"bid_size":50.0,"ask":120.3,"ask_size":50.0,"iv":0.3134,"open_interest":787.0,"volume":0.0,"delta":-0.0471,"gamma":0.0,"vega":12.8949,"theta":-0.128,"rho":-15.723,"theo":98.454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.2,"last_trade_time":"2025-10-30T14:39:04","percent_change":0.0,"prev_day_close":97.4000015258789},{"option":"SPX291221C03400000","bid":3666.1,"bid_size":0.0,"ask":3966.1,"ask_size":0.0,"iv":0.0,"open_interest":49.0,"volume":2.0,"delta":0.9641,"gamma":0.0,"vega":13.6716,"theta":0.0,"rho":102.2227,"theo":3792.3832,"change":17.8,"open":3796.26,"high":3796.26,"low":3795.5,"tick":"down","last_trade_price":3795.5,"last_trade_time":"2026-02-18T09:40:07","percent_change":0.471187,"prev_day_close":3814.5},{"option":"SPX291221P03400000","bid":86.3,"bid_size":47.0,"ask":128.7,"ask_size":47.0,"iv":0.3092,"open_interest":1026.0,"volume":2.0,"delta":-0.0507,"gamma":0.0,"vega":13.6716,"theta":-0.1339,"rho":-16.9298,"theo":105.9868,"change":-0.82,"open":106.71,"high":106.71,"low":104.73,"tick":"down","last_trade_price":104.73,"last_trade_time":"2026-02-18T09:40:07","percent_change":-0.776886,"prev_day_close":104.599998474121},{"option":"SPX291221C03500000","bid":3587.2,"bid_size":0.0,"ask":3887.2,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9603,"gamma":0.0,"vega":14.4768,"theta":0.0,"rho":104.2655,"theo":3713.8727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3437.01,"last_trade_time":"2025-08-15T11:52:59","percent_change":0.0,"prev_day_close":3732.10009765625},{"option":"SPX291221P03500000","bid":93.5,"bid_size":46.0,"ask":136.8,"ask_size":46.0,"iv":0.3052,"open_interest":239.0,"volume":0.0,"delta":-0.0546,"gamma":0.0,"vega":14.4768,"theta":-0.1399,"rho":-18.2013,"theo":113.9242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.0,"last_trade_time":"2026-01-09T16:12:52","percent_change":0.0,"prev_day_close":112.25},{"option":"SPX291221C03600000","bid":3508.7,"bid_size":0.0,"ask":3808.7,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9562,"gamma":0.0,"vega":15.3111,"theta":0.0,"rho":106.2295,"theo":3635.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2967.4,"last_trade_time":"2025-02-03T10:21:36","percent_change":0.0,"prev_day_close":3657.10009765625},{"option":"SPX291221P03600000","bid":101.1,"bid_size":44.0,"ask":145.3,"ask_size":44.0,"iv":0.3013,"open_interest":354.0,"volume":0.0,"delta":-0.0586,"gamma":0.0,"vega":15.3111,"theta":-0.1459,"rho":-19.5516,"theo":122.2865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.28,"last_trade_time":"2026-02-17T14:19:58","percent_change":0.0,"prev_day_close":120.25},{"option":"SPX291221C03700000","bid":3430.7,"bid_size":0.0,"ask":3730.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0,"vega":16.1668,"theta":0.0,"rho":108.1136,"theo":3558.1486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3579.19995117188},{"option":"SPX291221P03700000","bid":109.1,"bid_size":43.0,"ask":154.3,"ask_size":43.0,"iv":0.2975,"open_interest":1321.0,"volume":0.0,"delta":-0.0628,"gamma":0.0,"vega":16.1668,"theta":-0.152,"rho":-20.9818,"theo":131.096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":122.25,"last_trade_time":"2026-02-11T15:47:05","percent_change":0.0,"prev_day_close":128.700000762939},{"option":"SPX291221C03800000","bid":3352.7,"bid_size":0.0,"ask":3652.7,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9476,"gamma":0.0,"vega":17.0356,"theta":0.0,"rho":109.9302,"theo":3480.975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3525.49,"last_trade_time":"2025-12-05T15:49:37","percent_change":0.0,"prev_day_close":3498.10009765625},{"option":"SPX291221P03800000","bid":117.5,"bid_size":42.0,"ask":163.7,"ask_size":42.0,"iv":0.2938,"open_interest":667.0,"volume":0.0,"delta":-0.0672,"gamma":0.0,"vega":17.0356,"theta":-0.158,"rho":-22.4794,"theo":140.3704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":124.75,"last_trade_time":"2025-12-05T15:49:37","percent_change":0.0,"prev_day_close":137.499996185303},{"option":"SPX291221C03900000","bid":3275.7,"bid_size":0.0,"ask":3575.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9429,"gamma":0.0,"vega":17.917,"theta":0.0,"rho":111.6892,"theo":3404.2774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3419.60009765625},{"option":"SPX291221P03900000","bid":126.3,"bid_size":40.0,"ask":173.6,"ask_size":40.0,"iv":0.2902,"open_interest":136.0,"volume":0.0,"delta":-0.0719,"gamma":0.0,"vega":17.917,"theta":-0.1641,"rho":-24.0347,"theo":150.1208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.4,"last_trade_time":"2026-02-04T13:22:24","percent_change":0.0,"prev_day_close":146.800003051758},{"option":"SPX291221C04000000","bid":3198.7,"bid_size":0.0,"ask":3498.7,"ask_size":0.0,"iv":0.0,"open_interest":17815.0,"volume":0.0,"delta":0.9381,"gamma":0.0,"vega":18.8181,"theta":0.0,"rho":113.3845,"theo":3328.0658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3399.38,"last_trade_time":"2026-02-06T12:21:39","percent_change":0.0,"prev_day_close":3344.39990234375},{"option":"SPX291221P04000000","bid":135.6,"bid_size":39.0,"ask":184.0,"ask_size":39.0,"iv":0.2867,"open_interest":17788.0,"volume":0.0,"delta":-0.0768,"gamma":0.0,"vega":18.8181,"theta":-0.1702,"rho":-25.6537,"theo":160.3571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.75,"last_trade_time":"2026-02-06T12:21:39","percent_change":0.0,"prev_day_close":156.650001525879},{"option":"SPX291221C04100000","bid":3123.0,"bid_size":0.0,"ask":3423.0,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.933,"gamma":0.0,"vega":19.7454,"theta":0.0,"rho":114.9974,"theo":3252.3559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2932.61,"last_trade_time":"2025-08-06T15:24:59","percent_change":0.0,"prev_day_close":3271.10009765625},{"option":"SPX291221P04100000","bid":145.4,"bid_size":37.0,"ask":195.0,"ask_size":37.0,"iv":0.2833,"open_interest":167.0,"volume":0.0,"delta":-0.0819,"gamma":0.0,"vega":19.7454,"theta":-0.1762,"rho":-27.355,"theo":171.0952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":169.11,"last_trade_time":"2025-08-06T15:24:59","percent_change":0.0,"prev_day_close":166.949996948242},{"option":"SPX291221C04200000","bid":3047.1,"bid_size":0.0,"ask":3347.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9277,"gamma":0.0,"vega":20.6966,"theta":0.0,"rho":116.5144,"theo":3177.1702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3255.64,"last_trade_time":"2025-10-27T14:00:32","percent_change":0.0,"prev_day_close":3192.60009765625},{"option":"SPX291221P04200000","bid":155.7,"bid_size":36.0,"ask":206.5,"ask_size":36.0,"iv":0.28,"open_interest":1299.0,"volume":0.0,"delta":-0.0872,"gamma":0.0,"vega":20.6966,"theta":-0.1822,"rho":-29.1522,"theo":182.3575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.17,"last_trade_time":"2026-01-07T13:37:37","percent_change":0.0,"prev_day_close":177.799995422363},{"option":"SPX291221C04300000","bid":2972.3,"bid_size":0.0,"ask":3272.3,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9221,"gamma":0.0,"vega":21.6615,"theta":0.0,"rho":117.9408,"theo":3102.531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2474.63,"last_trade_time":"2025-06-11T14:22:03","percent_change":0.0,"prev_day_close":3120.30004882812},{"option":"SPX291221P04300000","bid":166.6,"bid_size":35.0,"ask":218.6,"ask_size":35.0,"iv":0.2768,"open_interest":833.0,"volume":0.0,"delta":-0.0927,"gamma":0.0,"vega":21.6615,"theta":-0.1881,"rho":-31.0401,"theo":194.1661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":182.5,"last_trade_time":"2025-08-25T14:16:33","percent_change":0.0,"prev_day_close":189.200004577637},{"option":"SPX291221C04400000","bid":2897.5,"bid_size":0.0,"ask":3197.5,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":0.9163,"gamma":0.0,"vega":22.6318,"theta":0.0,"rho":119.294,"theo":3028.4528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3077.39,"last_trade_time":"2025-11-04T09:46:15","percent_change":0.0,"prev_day_close":3043.10009765625},{"option":"SPX291221P04400000","bid":178.1,"bid_size":33.0,"ask":231.4,"ask_size":33.0,"iv":0.2737,"open_interest":1247.0,"volume":0.0,"delta":-0.0985,"gamma":0.0,"vega":22.6318,"theta":-0.194,"rho":-33.0012,"theo":206.536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.0,"last_trade_time":"2026-02-06T10:12:58","percent_change":0.0,"prev_day_close":201.149993896484},{"option":"SPX291221C04500000","bid":2823.4,"bid_size":0.0,"ask":3123.4,"ask_size":0.0,"iv":0.0,"open_interest":9.0,"volume":0.0,"delta":0.9103,"gamma":0.0,"vega":23.6083,"theta":0.0,"rho":120.5843,"theo":2954.9435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3038.3,"last_trade_time":"2026-02-06T10:02:23","percent_change":0.0,"prev_day_close":2968.89990234375},{"option":"SPX291221P04500000","bid":190.1,"bid_size":34.0,"ask":244.8,"ask_size":34.0,"iv":0.2707,"open_interest":1487.0,"volume":0.0,"delta":-0.1045,"gamma":0.0,"vega":23.6083,"theta":-0.1997,"rho":-35.0252,"theo":219.4745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":212.98,"last_trade_time":"2026-02-12T14:12:30","percent_change":0.0,"prev_day_close":213.75},{"option":"SPX291221C04600000","bid":2750.6,"bid_size":0.0,"ask":3050.6,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9041,"gamma":0.0001,"vega":24.5992,"theta":0.0,"rho":121.7999,"theo":2882.0111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2640.22,"last_trade_time":"2025-08-25T14:36:55","percent_change":0.0,"prev_day_close":2898.80004882812},{"option":"SPX291221P04600000","bid":202.7,"bid_size":33.0,"ask":258.8,"ask_size":33.0,"iv":0.2677,"open_interest":190.0,"volume":0.0,"delta":-0.1108,"gamma":0.0001,"vega":24.5992,"theta":-0.2054,"rho":-37.1239,"theo":232.9901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.0,"last_trade_time":"2026-02-12T15:09:00","percent_change":0.0,"prev_day_close":226.950004577637},{"option":"SPX291221C04700000","bid":2677.5,"bid_size":0.0,"ask":2977.5,"ask_size":0.0,"iv":0.0,"open_interest":33.0,"volume":0.0,"delta":0.8976,"gamma":0.0001,"vega":25.6097,"theta":0.0,"rho":122.9174,"theo":2809.6716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2274.35,"last_trade_time":"2025-06-24T12:52:38","percent_change":0.0,"prev_day_close":2822.0},{"option":"SPX291221P04700000","bid":216.3,"bid_size":30.0,"ask":273.2,"ask_size":30.0,"iv":0.2649,"open_interest":82.0,"volume":0.0,"delta":-0.1173,"gamma":0.0001,"vega":25.6097,"theta":-0.211,"rho":-39.3207,"theo":247.0986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.9,"last_trade_time":"2025-12-23T14:33:58","percent_change":0.0,"prev_day_close":240.850006103516},{"option":"SPX291221C04800000","bid":2606.1,"bid_size":0.0,"ask":2906.1,"ask_size":0.0,"iv":0.0,"open_interest":126.0,"volume":0.0,"delta":0.8908,"gamma":0.0001,"vega":26.6354,"theta":0.0,"rho":123.9247,"theo":2737.9473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2777.68,"last_trade_time":"2026-01-05T09:35:07","percent_change":0.0,"prev_day_close":2754.89990234375},{"option":"SPX291221P04800000","bid":230.3,"bid_size":29.0,"ask":288.7,"ask_size":29.0,"iv":0.2621,"open_interest":406.0,"volume":0.0,"delta":-0.124,"gamma":0.0001,"vega":26.6354,"theta":-0.2164,"rho":-41.6276,"theo":261.8223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.0,"last_trade_time":"2026-01-20T15:56:22","percent_change":0.0,"prev_day_close":255.400001525879},{"option":"SPX291221C04900000","bid":2534.8,"bid_size":0.0,"ask":2834.8,"ask_size":0.0,"iv":0.0,"open_interest":133.0,"volume":0.0,"delta":0.8838,"gamma":0.0001,"vega":27.6648,"theta":0.0,"rho":124.8336,"theo":2666.858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2780.0,"last_trade_time":"2026-02-09T12:11:27","percent_change":0.0,"prev_day_close":2680.30004882812},{"option":"SPX291221P04900000","bid":245.0,"bid_size":27.0,"ask":304.9,"ask_size":27.0,"iv":0.2595,"open_interest":212.0,"volume":0.0,"delta":-0.131,"gamma":0.0001,"vega":27.6648,"theta":-0.2216,"rho":-44.033,"theo":277.1809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.42,"last_trade_time":"2025-12-31T10:46:13","percent_change":0.0,"prev_day_close":270.650001525879},{"option":"SPX291221C05000000","bid":2464.4,"bid_size":0.0,"ask":2764.4,"ask_size":0.0,"iv":0.0,"open_interest":20841.0,"volume":2.0,"delta":0.8765,"gamma":0.0001,"vega":28.6896,"theta":0.0,"rho":125.6675,"theo":2596.4139,"change":31.2301,"open":2591.65,"high":2607.63,"low":2591.65,"tick":"up","last_trade_price":2607.63,"last_trade_time":"2026-02-18T09:43:35","percent_change":1.21216,"prev_day_close":2612.89990234375},{"option":"SPX291221P05000000","bid":260.8,"bid_size":25.0,"ask":321.5,"ask_size":25.0,"iv":0.2569,"open_interest":21222.0,"volume":2.0,"delta":-0.1383,"gamma":0.0001,"vega":28.6896,"theta":-0.2267,"rho":-46.5134,"theo":293.1848,"change":-4.33,"open":288.61,"high":288.61,"low":285.72,"tick":"down","last_trade_price":285.72,"last_trade_time":"2026-02-18T09:43:35","percent_change":-1.49285,"prev_day_close":286.600006103516},{"option":"SPX291221C05100000","bid":2394.7,"bid_size":0.0,"ask":2694.7,"ask_size":0.0,"iv":0.0,"open_interest":331.0,"volume":0.0,"delta":0.869,"gamma":0.0001,"vega":29.7116,"theta":0.0,"rho":126.4354,"theo":2526.6181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2685.82,"last_trade_time":"2026-01-28T10:35:12","percent_change":0.0,"prev_day_close":2543.39990234375},{"option":"SPX291221P05100000","bid":277.0,"bid_size":24.0,"ask":339.3,"ask_size":24.0,"iv":0.2544,"open_interest":463.0,"volume":0.0,"delta":-0.1458,"gamma":0.0001,"vega":29.7116,"theta":-0.2316,"rho":-49.0597,"theo":309.8369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":274.43,"last_trade_time":"2026-01-28T10:35:12","percent_change":0.0,"prev_day_close":303.400009155273},{"option":"SPX291221C05200000","bid":2325.9,"bid_size":0.0,"ask":2625.9,"ask_size":0.0,"iv":0.0,"open_interest":153.0,"volume":0.0,"delta":0.8612,"gamma":0.0001,"vega":30.739,"theta":0.0,"rho":127.1197,"theo":2457.476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2453.66,"last_trade_time":"2026-01-20T15:41:30","percent_change":0.0,"prev_day_close":2474.39990234375},{"option":"SPX291221P05200000","bid":294.1,"bid_size":22.0,"ask":357.9,"ask_size":22.0,"iv":0.2519,"open_interest":485.0,"volume":0.0,"delta":-0.1536,"gamma":0.0001,"vega":30.739,"theta":-0.2363,"rho":-51.6897,"theo":327.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":310.18,"last_trade_time":"2026-01-20T15:41:30","percent_change":0.0,"prev_day_close":320.899993896484},{"option":"SPX291221C05300000","bid":2257.8,"bid_size":0.0,"ask":2557.8,"ask_size":0.0,"iv":0.0,"open_interest":201.0,"volume":0.0,"delta":0.8532,"gamma":0.0001,"vega":31.776,"theta":0.0,"rho":127.6926,"theo":2389.0028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2535.65,"last_trade_time":"2026-02-06T13:34:37","percent_change":0.0,"prev_day_close":2406.10009765625},{"option":"SPX291221P05300000","bid":312.7,"bid_size":21.0,"ask":376.7,"ask_size":21.0,"iv":0.2496,"open_interest":498.0,"volume":0.0,"delta":-0.1616,"gamma":0.0001,"vega":31.776,"theta":-0.2408,"rho":-54.4311,"theo":345.1176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":327.47,"last_trade_time":"2026-02-06T13:34:37","percent_change":0.0,"prev_day_close":339.300003051758},{"option":"SPX291221C05400000","bid":2190.3,"bid_size":0.0,"ask":2490.3,"ask_size":0.0,"iv":0.0,"open_interest":63.0,"volume":0.0,"delta":0.8449,"gamma":0.0001,"vega":32.8167,"theta":-0.0132,"rho":128.1442,"theo":2321.2194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2444.34,"last_trade_time":"2026-01-16T13:18:39","percent_change":0.0,"prev_day_close":2336.30004882812},{"option":"SPX291221P05400000","bid":331.6,"bid_size":21.0,"ask":396.9,"ask_size":21.0,"iv":0.2473,"open_interest":584.0,"volume":0.0,"delta":-0.1699,"gamma":0.0001,"vega":32.8167,"theta":-0.245,"rho":-57.2937,"theo":363.7821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":340.6,"last_trade_time":"2026-02-12T09:58:15","percent_change":0.0,"prev_day_close":358.449996948242},{"option":"SPX291221C05500000","bid":2124.1,"bid_size":0.0,"ask":2424.1,"ask_size":0.0,"iv":0.0,"open_interest":678.0,"volume":6.0,"delta":0.8364,"gamma":0.0001,"vega":33.8494,"theta":-0.0273,"rho":128.4938,"theo":2254.1422,"change":38.39,"open":2263.68,"high":2313.4,"low":2263.68,"tick":"down","last_trade_price":2282.89,"last_trade_time":"2026-02-18T14:05:27","percent_change":1.7104,"prev_day_close":2272.19995117188},{"option":"SPX291221P05500000","bid":351.7,"bid_size":21.0,"ask":417.3,"ask_size":21.0,"iv":0.245,"open_interest":1803.0,"volume":6.0,"delta":-0.1785,"gamma":0.0001,"vega":33.8494,"theta":-0.2489,"rho":-60.2584,"theo":383.1529,"change":-7.82,"open":378.97,"high":378.97,"low":372.12,"tick":"up","last_trade_price":375.68,"last_trade_time":"2026-02-18T14:05:27","percent_change":-2.03911,"prev_day_close":377.399993896484},{"option":"SPX291221C05600000","bid":2058.0,"bid_size":0.0,"ask":2358.0,"ask_size":0.0,"iv":0.0,"open_interest":251.0,"volume":0.0,"delta":0.8275,"gamma":0.0001,"vega":34.8662,"theta":-0.0412,"rho":128.77,"theo":2187.7767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2340.83,"last_trade_time":"2026-02-06T13:49:32","percent_change":0.0,"prev_day_close":2204.10009765625},{"option":"SPX291221P05600000","bid":372.1,"bid_size":21.0,"ask":438.9,"ask_size":21.0,"iv":0.2428,"open_interest":478.0,"volume":0.0,"delta":-0.1873,"gamma":0.0001,"vega":34.8662,"theta":-0.2526,"rho":-63.2965,"theo":403.2354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":384.73,"last_trade_time":"2026-02-06T13:49:32","percent_change":0.0,"prev_day_close":398.050003051758},{"option":"SPX291221C05675000","bid":2009.5,"bid_size":0.0,"ask":2309.5,"ask_size":0.0,"iv":0.0,"open_interest":20.0,"volume":0.0,"delta":0.8207,"gamma":0.0001,"vega":35.6197,"theta":-0.0514,"rho":128.9342,"theo":2138.4687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2231.73,"last_trade_time":"2026-01-09T10:47:02","percent_change":0.0,"prev_day_close":2157.19995117188},{"option":"SPX291221P05675000","bid":388.4,"bid_size":20.0,"ask":455.1,"ask_size":20.0,"iv":0.2411,"open_interest":68.0,"volume":0.0,"delta":-0.1941,"gamma":0.0001,"vega":35.6197,"theta":-0.2551,"rho":-65.618,"theo":418.7633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":372.05,"last_trade_time":"2026-01-09T10:47:02","percent_change":0.0,"prev_day_close":414.050003051758},{"option":"SPX291221C05700000","bid":1993.1,"bid_size":0.0,"ask":2293.1,"ask_size":0.0,"iv":0.0,"open_interest":136.0,"volume":0.0,"delta":0.8184,"gamma":0.0001,"vega":35.8697,"theta":-0.0548,"rho":128.9793,"theo":2122.1214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2230.12,"last_trade_time":"2026-01-30T15:52:28","percent_change":0.0,"prev_day_close":2139.5},{"option":"SPX291221P05700000","bid":393.8,"bid_size":20.0,"ask":460.8,"ask_size":20.0,"iv":0.2406,"open_interest":323.0,"volume":0.0,"delta":-0.1964,"gamma":0.0001,"vega":35.8697,"theta":-0.2559,"rho":-66.4015,"theo":424.028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.0,"last_trade_time":"2026-02-05T10:23:35","percent_change":0.0,"prev_day_close":419.699996948242},{"option":"SPX291221C05800000","bid":1929.1,"bid_size":0.0,"ask":2229.1,"ask_size":0.0,"iv":0.0,"open_interest":106.0,"volume":0.0,"delta":0.8091,"gamma":0.0001,"vega":36.867,"theta":-0.0681,"rho":129.0971,"theo":2057.1798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2159.05,"last_trade_time":"2026-01-29T11:33:46","percent_change":0.0,"prev_day_close":2076.89996337891},{"option":"SPX291221P05800000","bid":415.6,"bid_size":20.0,"ask":483.9,"ask_size":20.0,"iv":0.2384,"open_interest":601.0,"volume":0.0,"delta":-0.2058,"gamma":0.0001,"vega":36.867,"theta":-0.2589,"rho":-69.5979,"theo":445.5344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":430.0,"last_trade_time":"2026-02-12T10:58:55","percent_change":0.0,"prev_day_close":442.900009155273},{"option":"SPX291221C05900000","bid":1865.6,"bid_size":0.0,"ask":2165.6,"ask_size":0.0,"iv":0.0,"open_interest":209.0,"volume":0.0,"delta":0.7994,"gamma":0.0001,"vega":37.8612,"theta":-0.081,"rho":129.0919,"theo":1992.9666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2058.7,"last_trade_time":"2026-02-09T09:59:07","percent_change":0.0,"prev_day_close":2013.30004882812},{"option":"SPX291221P05900000","bid":438.7,"bid_size":19.0,"ask":507.2,"ask_size":19.0,"iv":0.2361,"open_interest":396.0,"volume":0.0,"delta":-0.2154,"gamma":0.0001,"vega":37.8612,"theta":-0.2616,"rho":-72.9175,"theo":467.7691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":418.4,"last_trade_time":"2026-01-16T15:59:06","percent_change":0.0,"prev_day_close":465.800003051758},{"option":"SPX291221C05950000","bid":1834.1,"bid_size":0.0,"ask":2134.1,"ask_size":0.0,"iv":0.0,"open_interest":18.0,"volume":0.0,"delta":0.7945,"gamma":0.0001,"vega":38.3554,"theta":-0.0873,"rho":129.0396,"theo":1961.1395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2022.12,"last_trade_time":"2025-12-11T10:24:19","percent_change":0.0,"prev_day_close":1981.80004882812},{"option":"SPX291221P05950000","bid":450.3,"bid_size":19.0,"ask":519.3,"ask_size":19.0,"iv":0.235,"open_interest":64.0,"volume":0.0,"delta":-0.2203,"gamma":0.0001,"vega":38.3554,"theta":-0.2628,"rho":-74.6268,"theo":479.166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":447.39,"last_trade_time":"2025-12-11T10:24:19","percent_change":0.0,"prev_day_close":477.550003051758},{"option":"SPX291221C06000000","bid":1802.8,"bid_size":0.0,"ask":2102.8,"ask_size":0.0,"iv":0.0,"open_interest":25135.0,"volume":2.0,"delta":0.7895,"gamma":0.0001,"vega":38.8457,"theta":-0.0935,"rho":128.9569,"theo":1929.5019,"change":27.76,"open":1933.97,"high":1945.86,"low":1933.97,"tick":"up","last_trade_price":1945.86,"last_trade_time":"2026-02-18T09:43:35","percent_change":1.44726,"prev_day_close":1950.80004882812},{"option":"SPX291221P06000000","bid":461.9,"bid_size":19.0,"ask":531.6,"ask_size":19.0,"iv":0.2339,"open_interest":25258.0,"volume":2.0,"delta":-0.2253,"gamma":0.0001,"vega":38.8457,"theta":-0.2639,"rho":-76.3667,"theo":490.7523,"change":-6.75,"open":496.63,"high":496.63,"low":489.45,"tick":"down","last_trade_price":489.45,"last_trade_time":"2026-02-18T09:43:35","percent_change":-1.36034,"prev_day_close":489.399993896484},{"option":"SPX291221C06100000","bid":1740.3,"bid_size":0.0,"ask":2040.3,"ask_size":0.0,"iv":0.0,"open_interest":353.0,"volume":0.0,"delta":0.7794,"gamma":0.0001,"vega":39.8093,"theta":-0.1057,"rho":128.7212,"theo":1866.7992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1907.65,"last_trade_time":"2026-02-12T11:08:31","percent_change":0.0,"prev_day_close":1888.5},{"option":"SPX291221P06100000","bid":486.4,"bid_size":18.0,"ask":556.2,"ask_size":18.0,"iv":0.2316,"open_interest":441.0,"volume":0.0,"delta":-0.2354,"gamma":0.0001,"vega":39.8093,"theta":-0.2658,"rho":-79.9167,"theo":514.4976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":506.61,"last_trade_time":"2026-02-12T11:08:31","percent_change":0.0,"prev_day_close":513.600006103516},{"option":"SPX291221C06200000","bid":1678.6,"bid_size":0.0,"ask":1978.6,"ask_size":0.0,"iv":0.0,"open_interest":264.0,"volume":0.0,"delta":0.7689,"gamma":0.0001,"vega":40.7456,"theta":-0.1175,"rho":128.4164,"theo":1804.8598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1914.9,"last_trade_time":"2026-01-26T12:37:46","percent_change":0.0,"prev_day_close":1827.0},{"option":"SPX291221P06200000","bid":511.0,"bid_size":18.0,"ask":582.0,"ask_size":18.0,"iv":0.2294,"open_interest":256.0,"volume":0.0,"delta":-0.2459,"gamma":0.0001,"vega":40.7456,"theta":-0.2674,"rho":-83.5358,"theo":539.0061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.54,"last_trade_time":"2026-01-26T12:37:46","percent_change":0.0,"prev_day_close":538.549987792969},{"option":"SPX291221C06300000","bid":1618.1,"bid_size":0.0,"ask":1918.1,"ask_size":0.0,"iv":0.0,"open_interest":20.0,"volume":0.0,"delta":0.7582,"gamma":0.0001,"vega":41.6569,"theta":-0.1288,"rho":128.044,"theo":1743.6794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1699.33,"last_trade_time":"2026-02-17T10:49:14","percent_change":0.0,"prev_day_close":1765.59997558594},{"option":"SPX291221P06300000","bid":536.7,"bid_size":18.0,"ask":607.7,"ask_size":18.0,"iv":0.227,"open_interest":37.0,"volume":0.0,"delta":-0.2566,"gamma":0.0001,"vega":41.6569,"theta":-0.2685,"rho":-87.2224,"theo":564.2737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":587.74,"last_trade_time":"2026-02-17T10:49:14","percent_change":0.0,"prev_day_close":564.049987792969},{"option":"SPX291221C06400000","bid":1676.8,"bid_size":0.0,"ask":1738.4,"ask_size":0.0,"iv":0.0,"open_interest":257.0,"volume":0.0,"delta":0.7472,"gamma":0.0001,"vega":42.5492,"theta":-0.1398,"rho":127.5703,"theo":1683.2621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1802.19,"last_trade_time":"2026-01-16T13:18:39","percent_change":0.0,"prev_day_close":1705.59997558594},{"option":"SPX291221P06400000","bid":562.5,"bid_size":18.0,"ask":634.7,"ask_size":18.0,"iv":0.2247,"open_interest":221.0,"volume":0.0,"delta":-0.2676,"gamma":0.0001,"vega":42.5492,"theta":-0.2692,"rho":-91.0104,"theo":590.3044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":562.65,"last_trade_time":"2026-01-20T09:49:29","percent_change":0.0,"prev_day_close":590.199981689453},{"option":"SPX291221C06500000","bid":1616.8,"bid_size":0.0,"ask":1678.9,"ask_size":0.0,"iv":0.0,"open_interest":457.0,"volume":6.0,"delta":0.736,"gamma":0.0001,"vega":43.4234,"theta":-0.1502,"rho":126.9607,"theo":1623.6252,"change":36.91,"open":1637.73,"high":1692.09,"low":1637.73,"tick":"down","last_trade_price":1656.66,"last_trade_time":"2026-02-18T14:05:27","percent_change":2.27875,"prev_day_close":1645.90002441406},{"option":"SPX291221P06500000","bid":589.5,"bid_size":17.0,"ask":661.5,"ask_size":17.0,"iv":0.2223,"open_interest":307.0,"volume":6.0,"delta":-0.2788,"gamma":0.0001,"vega":43.4234,"theta":-0.2694,"rho":-94.9342,"theo":617.1154,"change":-12.1,"open":618.62,"high":618.62,"low":610.4,"tick":"down","last_trade_price":613.95,"last_trade_time":"2026-02-18T14:05:27","percent_change":-1.93275,"prev_day_close":616.950012207031},{"option":"SPX291221C06600000","bid":1557.5,"bid_size":0.0,"ask":1620.0,"ask_size":0.0,"iv":0.0,"open_interest":206.0,"volume":0.0,"delta":0.7244,"gamma":0.0001,"vega":44.2726,"theta":-0.1602,"rho":126.2177,"theo":1564.79,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1635.1,"last_trade_time":"2026-02-06T13:28:36","percent_change":0.0,"prev_day_close":1590.64996337891},{"option":"SPX291221P06600000","bid":616.4,"bid_size":17.0,"ask":689.6,"ask_size":17.0,"iv":0.2198,"open_interest":128.0,"volume":0.0,"delta":-0.2904,"gamma":0.0001,"vega":44.2726,"theta":-0.2692,"rho":-98.9916,"theo":644.7282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":618.4,"last_trade_time":"2026-02-06T13:28:36","percent_change":0.0,"prev_day_close":644.25},{"option":"SPX291221C06700000","bid":1498.7,"bid_size":0.0,"ask":1561.7,"ask_size":0.0,"iv":0.0,"open_interest":368.0,"volume":0.0,"delta":0.7126,"gamma":0.0001,"vega":45.0871,"theta":-0.1698,"rho":125.3793,"theo":1506.7684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1613.12,"last_trade_time":"2026-01-30T15:52:28","percent_change":0.0,"prev_day_close":1528.25},{"option":"SPX291221P06700000","bid":644.0,"bid_size":17.0,"ask":718.0,"ask_size":17.0,"iv":0.2173,"open_interest":226.0,"volume":0.0,"delta":-0.3022,"gamma":0.0001,"vega":45.0871,"theta":-0.2685,"rho":-103.1442,"theo":673.1546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":614.81,"last_trade_time":"2026-01-22T14:03:39","percent_change":0.0,"prev_day_close":672.149993896484},{"option":"SPX291221C06800000","bid":1440.5,"bid_size":0.0,"ask":1503.9,"ask_size":0.0,"iv":0.0,"open_interest":31.0,"volume":0.0,"delta":0.7005,"gamma":0.0001,"vega":45.8626,"theta":-0.1788,"rho":124.4797,"theo":1449.5591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1541.86,"last_trade_time":"2026-02-10T11:51:24","percent_change":0.0,"prev_day_close":1470.29998779297},{"option":"SPX291221P06800000","bid":672.0,"bid_size":16.0,"ask":747.1,"ask_size":16.0,"iv":0.2147,"open_interest":251.0,"volume":0.0,"delta":-0.3143,"gamma":0.0001,"vega":45.8626,"theta":-0.2673,"rho":-107.3581,"theo":702.3932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":668.81,"last_trade_time":"2026-02-10T11:47:06","percent_change":0.0,"prev_day_close":700.600006103516},{"option":"SPX291221C06900000","bid":1382.9,"bid_size":0.0,"ask":1446.7,"ask_size":0.0,"iv":0.0,"open_interest":93.0,"volume":3.0,"delta":0.6882,"gamma":0.0001,"vega":46.6013,"theta":-0.1873,"rho":123.5067,"theo":1393.1599,"change":38.64,"open":1430.74,"high":1430.74,"low":1430.74,"tick":"down","last_trade_price":1430.74,"last_trade_time":"2026-02-18T12:53:17","percent_change":2.77566,"prev_day_close":1416.79998779297},{"option":"SPX291221P06900000","bid":700.5,"bid_size":15.0,"ask":776.9,"ask_size":15.0,"iv":0.2121,"open_interest":80.0,"volume":3.0,"delta":-0.3266,"gamma":0.0001,"vega":46.6013,"theta":-0.2656,"rho":-111.6454,"theo":732.442,"change":-17.14,"open":722.51,"high":722.51,"low":722.51,"tick":"up","last_trade_price":722.51,"last_trade_time":"2026-02-18T12:39:47","percent_change":-2.31731,"prev_day_close":729.650024414062},{"option":"SPX291221C07000000","bid":1326.0,"bid_size":0.0,"ask":1390.2,"ask_size":0.0,"iv":0.0,"open_interest":1848.0,"volume":3.0,"delta":0.6755,"gamma":0.0001,"vega":47.3061,"theta":-0.1953,"rho":122.4139,"theo":1337.5822,"change":37.57,"open":1373.32,"high":1373.32,"low":1373.32,"tick":"up","last_trade_price":1373.32,"last_trade_time":"2026-02-18T12:53:17","percent_change":2.81265,"prev_day_close":1356.20001220703},{"option":"SPX291221P07000000","bid":729.6,"bid_size":15.0,"ask":807.3,"ask_size":15.0,"iv":0.2095,"open_interest":4715.0,"volume":3.0,"delta":-0.3393,"gamma":0.0001,"vega":47.3061,"theta":-0.2633,"rho":-116.0524,"theo":763.3123,"change":-17.49,"open":752.11,"high":752.11,"low":752.11,"tick":"down","last_trade_price":752.11,"last_trade_time":"2026-02-18T12:39:47","percent_change":-2.27261,"prev_day_close":759.399993896484},{"option":"SPX291221C07100000","bid":1263.2,"bid_size":0.0,"ask":1334.3,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":0.6626,"gamma":0.0001,"vega":47.975,"theta":-0.2028,"rho":121.1706,"theo":1282.8521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1355.68,"last_trade_time":"2026-02-09T10:11:20","percent_change":0.0,"prev_day_close":1300.20001220703},{"option":"SPX291221P07100000","bid":759.5,"bid_size":14.0,"ask":838.5,"ask_size":14.0,"iv":0.2068,"open_interest":3.0,"volume":0.0,"delta":-0.3522,"gamma":0.0001,"vega":47.975,"theta":-0.2605,"rho":-120.61,"theo":795.0301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":758.33,"last_trade_time":"2026-02-09T10:11:20","percent_change":0.0,"prev_day_close":789.850006103516},{"option":"SPX291221C07200000","bid":1192.5,"bid_size":7.0,"ask":1276.7,"ask_size":7.0,"iv":0.2047,"open_interest":326.0,"volume":0.0,"delta":0.6494,"gamma":0.0001,"vega":48.601,"theta":-0.2097,"rho":119.7985,"theo":1228.9956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1313.33,"last_trade_time":"2026-02-10T11:51:24","percent_change":0.0,"prev_day_close":1249.09997558594},{"option":"SPX291221P07200000","bid":790.3,"bid_size":14.0,"ask":870.4,"ask_size":14.0,"iv":0.2042,"open_interest":273.0,"volume":0.0,"delta":-0.3654,"gamma":0.0001,"vega":48.601,"theta":-0.2572,"rho":-125.2963,"theo":827.6216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":775.0,"last_trade_time":"2026-02-03T11:43:46","percent_change":0.0,"prev_day_close":821.150024414062},{"option":"SPX291221C07300000","bid":1138.0,"bid_size":8.0,"ask":1222.8,"ask_size":8.0,"iv":0.2021,"open_interest":22.0,"volume":3.0,"delta":0.6359,"gamma":0.0001,"vega":49.1778,"theta":-0.216,"rho":118.3497,"theo":1176.0256,"change":36.81,"open":1207.76,"high":1207.76,"low":1207.76,"tick":"down","last_trade_price":1207.76,"last_trade_time":"2026-02-18T12:53:17","percent_change":3.14361,"prev_day_close":1194.79998779297},{"option":"SPX291221P07300000","bid":821.9,"bid_size":13.0,"ask":903.1,"ask_size":13.0,"iv":0.2015,"open_interest":100.0,"volume":0.0,"delta":-0.3789,"gamma":0.0001,"vega":49.1778,"theta":-0.2533,"rho":-130.0595,"theo":861.0995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":789.39,"last_trade_time":"2025-10-27T14:53:43","percent_change":0.0,"prev_day_close":853.25},{"option":"SPX291221C07400000","bid":1084.4,"bid_size":9.0,"ask":1169.8,"ask_size":9.0,"iv":0.1994,"open_interest":50.0,"volume":3.0,"delta":0.6222,"gamma":0.0001,"vega":49.7037,"theta":-0.2217,"rho":116.8435,"theo":1123.9454,"change":39.89,"open":1154.34,"high":1154.34,"low":1154.34,"tick":"down","last_trade_price":1154.34,"last_trade_time":"2026-02-18T12:53:17","percent_change":3.57934,"prev_day_close":1141.45001220703},{"option":"SPX291221P07400000","bid":854.6,"bid_size":12.0,"ask":936.7,"ask_size":12.0,"iv":0.1988,"open_interest":72.0,"volume":0.0,"delta":-0.3926,"gamma":0.0001,"vega":49.7037,"theta":-0.2488,"rho":-134.8799,"theo":895.4673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":850.02,"last_trade_time":"2025-12-04T13:11:41","percent_change":0.0,"prev_day_close":886.350006103516},{"option":"SPX291221C07500000","bid":1031.9,"bid_size":9.0,"ask":1117.8,"ask_size":9.0,"iv":0.1968,"open_interest":613.0,"volume":0.0,"delta":0.6081,"gamma":0.0002,"vega":50.1785,"theta":-0.2268,"rho":115.2405,"theo":1072.7678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1179.68,"last_trade_time":"2026-01-29T09:48:43","percent_change":0.0,"prev_day_close":1085.09997558594},{"option":"SPX291221P07500000","bid":888.3,"bid_size":12.0,"ask":971.4,"ask_size":12.0,"iv":0.1962,"open_interest":164.0,"volume":0.0,"delta":-0.4067,"gamma":0.0002,"vega":50.1785,"theta":-0.2437,"rho":-139.7972,"theo":930.7377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":846.85,"last_trade_time":"2025-12-26T09:47:07","percent_change":0.0,"prev_day_close":920.450012207031},{"option":"SPX291221C07600000","bid":980.6,"bid_size":9.0,"ask":1066.9,"ask_size":9.0,"iv":0.1942,"open_interest":226.0,"volume":0.0,"delta":0.5938,"gamma":0.0002,"vega":50.6001,"theta":-0.2314,"rho":113.4859,"theo":1022.5276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1083.15,"last_trade_time":"2026-01-09T11:13:48","percent_change":0.0,"prev_day_close":1033.79998779297},{"option":"SPX291221P07600000","bid":923.1,"bid_size":12.0,"ask":1007.1,"ask_size":12.0,"iv":0.1936,"open_interest":294.0,"volume":0.0,"delta":-0.421,"gamma":0.0002,"vega":50.6001,"theta":-0.238,"rho":-144.8661,"theo":966.9454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":880.0,"last_trade_time":"2026-01-09T11:13:48","percent_change":0.0,"prev_day_close":955.600006103516},{"option":"SPX291221C07700000","bid":930.4,"bid_size":10.0,"ask":1017.1,"ask_size":10.0,"iv":0.1916,"open_interest":0.0,"volume":0.0,"delta":0.5792,"gamma":0.0002,"vega":50.9637,"theta":-0.2353,"rho":111.5782,"theo":973.2712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1014.9,"last_trade_time":"2025-10-27T13:49:09","percent_change":0.0,"prev_day_close":983.700012207031},{"option":"SPX291221P07700000","bid":959.2,"bid_size":12.0,"ask":1043.9,"ask_size":12.0,"iv":0.191,"open_interest":286.0,"volume":0.0,"delta":-0.4356,"gamma":0.0002,"vega":50.9637,"theta":-0.2316,"rho":-150.0881,"theo":1004.1369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":956.91,"last_trade_time":"2026-02-03T13:41:17","percent_change":0.0,"prev_day_close":991.900024414062},{"option":"SPX291221C07800000","bid":881.6,"bid_size":10.0,"ask":968.5,"ask_size":10.0,"iv":0.1891,"open_interest":194.0,"volume":0.0,"delta":0.5644,"gamma":0.0002,"vega":51.2659,"theta":-0.2386,"rho":109.5748,"theo":925.0365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":969.31,"last_trade_time":"2026-01-23T09:50:11","percent_change":0.0,"prev_day_close":938.899993896484},{"option":"SPX291221P07800000","bid":996.6,"bid_size":12.0,"ask":1081.9,"ask_size":12.0,"iv":0.1885,"open_interest":112.0,"volume":0.0,"delta":-0.4504,"gamma":0.0002,"vega":51.2659,"theta":-0.2247,"rho":-155.4058,"theo":1042.3503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":963.99,"last_trade_time":"2026-01-23T09:50:11","percent_change":0.0,"prev_day_close":1029.39999389648},{"option":"SPX291221C07900000","bid":834.1,"bid_size":11.0,"ask":921.2,"ask_size":11.0,"iv":0.1866,"open_interest":0.0,"volume":0.0,"delta":0.5493,"gamma":0.0002,"vega":51.5051,"theta":-0.2413,"rho":107.5217,"theo":877.8488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":887.149993896484},{"option":"SPX291221P07900000","bid":1035.4,"bid_size":11.0,"ask":1121.1,"ask_size":11.0,"iv":0.186,"open_interest":1.0,"volume":0.0,"delta":-0.4656,"gamma":0.0002,"vega":51.5051,"theta":-0.2171,"rho":-160.7731,"theo":1081.6105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":984.8,"last_trade_time":"2026-01-15T14:48:01","percent_change":0.0,"prev_day_close":1068.25},{"option":"SPX291221C08000000","bid":788.0,"bid_size":11.0,"ask":875.2,"ask_size":11.0,"iv":0.1842,"open_interest":305.0,"volume":0.0,"delta":0.5339,"gamma":0.0002,"vega":51.678,"theta":-0.2433,"rho":105.388,"theo":831.7408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":815.8,"last_trade_time":"2025-12-19T15:52:22","percent_change":0.0,"prev_day_close":840.800018310547},{"option":"SPX291221P08000000","bid":1075.6,"bid_size":11.0,"ask":1161.7,"ask_size":11.0,"iv":0.1836,"open_interest":57.0,"volume":0.0,"delta":-0.4809,"gamma":0.0002,"vega":51.678,"theta":-0.2089,"rho":-166.2211,"theo":1121.9505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1034.0,"last_trade_time":"2026-01-06T15:12:42","percent_change":0.0,"prev_day_close":1108.30004882812},{"option":"SPX291221C08200000","bid":700.3,"bid_size":11.0,"ask":787.4,"ask_size":11.0,"iv":0.1796,"open_interest":109.0,"volume":0.0,"delta":0.5025,"gamma":0.0002,"vega":51.7999,"theta":-0.2455,"rho":100.6647,"theo":743.0274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":798.28,"last_trade_time":"2026-02-09T09:46:24","percent_change":0.0,"prev_day_close":752.299987792969},{"option":"SPX291221P08200000","bid":1160.5,"bid_size":11.0,"ask":1246.9,"ask_size":11.0,"iv":0.179,"open_interest":38.0,"volume":0.0,"delta":-0.5124,"gamma":0.0002,"vega":51.7999,"theta":-0.1907,"rho":-177.573,"theo":1206.133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1154.09,"last_trade_time":"2026-01-21T13:12:56","percent_change":0.0,"prev_day_close":1192.65002441406},{"option":"SPX291221C08400000","bid":618.8,"bid_size":11.0,"ask":705.3,"ask_size":11.0,"iv":0.1753,"open_interest":2527.0,"volume":0.0,"delta":0.4703,"gamma":0.0002,"vega":51.6192,"theta":-0.2452,"rho":95.5811,"theo":659.4757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":732.34,"last_trade_time":"2026-01-15T13:15:10","percent_change":0.0,"prev_day_close":669.550018310547},{"option":"SPX291221P08400000","bid":1251.6,"bid_size":11.0,"ask":1337.9,"ask_size":11.0,"iv":0.1746,"open_interest":6.0,"volume":0.0,"delta":-0.5445,"gamma":0.0002,"vega":51.6192,"theta":-0.1699,"rho":-189.285,"theo":1295.4772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1237.31,"last_trade_time":"2025-12-04T13:11:41","percent_change":0.0,"prev_day_close":1282.70001220703},{"option":"SPX291221C08600000","bid":543.7,"bid_size":12.0,"ask":628.9,"ask_size":12.0,"iv":0.1712,"open_interest":696.0,"volume":0.0,"delta":0.4376,"gamma":0.0002,"vega":51.121,"theta":-0.2426,"rho":90.1964,"theo":581.6155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":597.0,"last_trade_time":"2026-01-20T10:15:02","percent_change":0.0,"prev_day_close":592.700012207031},{"option":"SPX291221P08600000","bid":1348.9,"bid_size":10.0,"ask":1434.7,"ask_size":10.0,"iv":0.1706,"open_interest":92.0,"volume":2.0,"delta":-0.5772,"gamma":0.0002,"vega":51.121,"theta":-0.1468,"rho":-201.2983,"theo":1390.5128,"change":-35.13,"open":1363.42,"high":1363.42,"low":1363.42,"tick":"up","last_trade_price":1363.42,"last_trade_time":"2026-02-18T10:54:18","percent_change":-2.51189,"prev_day_close":1378.79998779297},{"option":"SPX291221C08800000","bid":474.8,"bid_size":12.0,"ask":558.3,"ask_size":12.0,"iv":0.1674,"open_interest":122.0,"volume":0.0,"delta":0.4048,"gamma":0.0002,"vega":50.2727,"theta":-0.2379,"rho":84.4268,"theo":510.1336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":530.9,"last_trade_time":"2025-12-30T13:13:23","percent_change":0.0,"prev_day_close":521.900009155273},{"option":"SPX291221P08800000","bid":1452.4,"bid_size":9.0,"ask":1537.4,"ask_size":9.0,"iv":0.1667,"open_interest":1.0,"volume":0.0,"delta":-0.61,"gamma":0.0002,"vega":50.2727,"theta":-0.1216,"rho":-213.6964,"theo":1491.9269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2590.0,"last_trade_time":"2025-04-04T15:50:00","percent_change":0.0,"prev_day_close":1480.79998779297},{"option":"SPX291221C09000000","bid":412.1,"bid_size":13.0,"ask":493.2,"ask_size":13.0,"iv":0.1638,"open_interest":1226.0,"volume":0.0,"delta":0.3723,"gamma":0.0002,"vega":49.1354,"theta":-0.2313,"rho":78.6361,"theo":445.3867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":470.8,"last_trade_time":"2025-12-26T15:02:43","percent_change":0.0,"prev_day_close":457.0},{"option":"SPX291221P09000000","bid":1561.9,"bid_size":8.0,"ask":1645.7,"ask_size":8.0,"iv":0.1631,"open_interest":5.0,"volume":0.0,"delta":-0.6425,"gamma":0.0002,"vega":49.1354,"theta":-0.0946,"rho":-226.1157,"theo":1600.0759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1498.24,"last_trade_time":"2025-11-03T13:04:07","percent_change":0.0,"prev_day_close":1587.30004882812},{"option":"SPX291221C09200000","bid":355.4,"bid_size":15.0,"ask":433.7,"ask_size":15.0,"iv":0.1605,"open_interest":201.0,"volume":0.0,"delta":0.3407,"gamma":0.0002,"vega":47.6635,"theta":-0.2232,"rho":72.6212,"theo":387.3979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":423.6,"last_trade_time":"2026-01-23T10:14:30","percent_change":0.0,"prev_day_close":398.0},{"option":"SPX291221P09200000","bid":1668.2,"bid_size":0.0,"ask":1739.8,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.6742,"gamma":0.0002,"vega":47.6635,"theta":-0.066,"rho":-238.7591,"theo":1714.983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1655.68,"last_trade_time":"2025-12-02T10:07:07","percent_change":0.0,"prev_day_close":1702.64996337891},{"option":"SPX291221C09400000","bid":304.5,"bid_size":16.0,"ask":379.5,"ask_size":16.0,"iv":0.1573,"open_interest":176.0,"volume":0.0,"delta":0.31,"gamma":0.0002,"vega":45.9582,"theta":-0.2138,"rho":66.7875,"theo":335.6782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":401.4,"last_trade_time":"2026-01-28T15:15:57","percent_change":0.0,"prev_day_close":344.75},{"option":"SPX291221P09400000","bid":1788.2,"bid_size":0.0,"ask":1852.2,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.7048,"gamma":0.0002,"vega":45.9582,"theta":-0.0361,"rho":-251.2214,"theo":1836.1593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1774.62,"last_trade_time":"2025-12-19T14:28:44","percent_change":0.0,"prev_day_close":1822.25},{"option":"SPX291221C09500000","bid":280.8,"bid_size":17.0,"ask":354.7,"ask_size":17.0,"iv":0.1558,"open_interest":100.0,"volume":0.0,"delta":0.2952,"gamma":0.0002,"vega":45.0103,"theta":-0.2086,"rho":63.8542,"theo":311.9522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":318.89,"last_trade_time":"2026-02-05T12:39:18","percent_change":0.0,"prev_day_close":324.0},{"option":"SPX291221P09500000","bid":1850.3,"bid_size":0.0,"ask":1913.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.7197,"gamma":0.0002,"vega":45.0103,"theta":-0.0206,"rho":-257.4689,"theo":1898.8813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1880.25},{"option":"SPX291221C09550000","bid":269.5,"bid_size":17.0,"ask":342.8,"ask_size":17.0,"iv":0.1551,"open_interest":0.0,"volume":0.0,"delta":0.2878,"gamma":0.0002,"vega":44.5073,"theta":-0.2059,"rho":62.3786,"theo":300.5977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.49,"last_trade_time":"2026-02-05T12:39:18","percent_change":0.0,"prev_day_close":308.5},{"option":"SPX291221P09550000","bid":1881.9,"bid_size":0.0,"ask":1945.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.727,"gamma":0.0002,"vega":44.5073,"theta":-0.0128,"rho":-260.6018,"theo":1930.7506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1915.64996337891},{"option":"SPX291221C09600000","bid":258.6,"bid_size":17.0,"ask":331.1,"ask_size":17.0,"iv":0.1543,"open_interest":183.0,"volume":0.0,"delta":0.2806,"gamma":0.0002,"vega":43.9882,"theta":-0.2031,"rho":60.9122,"theo":289.5726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":321.53,"last_trade_time":"2026-02-06T12:21:39","percent_change":0.0,"prev_day_close":297.099990844727},{"option":"SPX291221P09600000","bid":1913.8,"bid_size":0.0,"ask":1976.7,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.7342,"gamma":0.0002,"vega":43.9882,"theta":-0.0049,"rho":-263.7253,"theo":1962.9496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1885.9,"last_trade_time":"2026-02-06T12:21:39","percent_change":0.0,"prev_day_close":1947.44995117188},{"option":"SPX291221C09800000","bid":217.0,"bid_size":18.0,"ask":288.9,"ask_size":18.0,"iv":0.1516,"open_interest":17.0,"volume":0.0,"delta":0.2525,"gamma":0.0002,"vega":41.823,"theta":-0.1914,"rho":55.2891,"theo":248.6083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.0,"last_trade_time":"2026-01-29T11:08:53","percent_change":0.0,"prev_day_close":254.800003051758},{"option":"SPX291221P09800000","bid":1928.5,"bid_size":0.0,"ask":2228.5,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.7623,"gamma":0.0002,"vega":41.823,"theta":0.0,"rho":-275.9769,"theo":2094.8812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1995.61,"last_trade_time":"2025-12-05T15:49:37","percent_change":0.0,"prev_day_close":2078.89996337891},{"option":"SPX291221C10000000","bid":181.1,"bid_size":19.0,"ask":251.0,"ask_size":19.0,"iv":0.1491,"open_interest":6195.0,"volume":0.0,"delta":0.2259,"gamma":0.0002,"vega":39.5007,"theta":-0.1789,"rho":49.8083,"theo":212.4362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":243.5,"last_trade_time":"2026-02-11T11:08:57","percent_change":0.0,"prev_day_close":217.599998474121},{"option":"SPX291221P10000000","bid":2064.1,"bid_size":0.0,"ask":2364.1,"ask_size":0.0,"iv":0.0,"open_interest":516.0,"volume":0.0,"delta":-0.7889,"gamma":0.0002,"vega":39.5007,"theta":0.0,"rho":-288.0863,"theo":2231.605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2165.96,"last_trade_time":"2025-12-16T10:00:08","percent_change":0.0,"prev_day_close":2217.60009765625},{"option":"SPX291221C10200000","bid":150.1,"bid_size":20.0,"ask":217.9,"ask_size":20.0,"iv":0.1468,"open_interest":10.0,"volume":0.0,"delta":0.2011,"gamma":0.0001,"vega":37.044,"theta":-0.1661,"rho":44.6408,"theo":180.873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":221.4,"last_trade_time":"2026-01-27T15:08:22","percent_change":0.0,"prev_day_close":186.5},{"option":"SPX291221P10200000","bid":2204.9,"bid_size":0.0,"ask":2504.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.8137,"gamma":0.0001,"vega":37.044,"theta":0.0,"rho":-299.8823,"theo":2372.9377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2358.5},{"option":"SPX291221C10400000","bid":123.6,"bid_size":21.0,"ask":189.2,"ask_size":21.0,"iv":0.1448,"open_interest":202.0,"volume":0.0,"delta":0.1783,"gamma":0.0001,"vega":34.5707,"theta":-0.1532,"rho":39.8124,"theo":153.6214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.6,"last_trade_time":"2026-02-09T10:21:56","percent_change":0.0,"prev_day_close":157.549999237061},{"option":"SPX291221P10400000","bid":2349.7,"bid_size":0.0,"ask":2649.7,"ask_size":0.0,"iv":0.0,"open_interest":148.0,"volume":0.0,"delta":-0.8366,"gamma":0.0001,"vega":34.5707,"theta":0.0,"rho":-311.3392,"theo":2518.5821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2467.83,"last_trade_time":"2026-02-09T10:21:56","percent_change":0.0,"prev_day_close":2500.80004882812},{"option":"SPX291221C10600000","bid":100.7,"bid_size":22.0,"ask":165.2,"ask_size":22.0,"iv":0.1432,"open_interest":40.0,"volume":0.0,"delta":0.1576,"gamma":0.0001,"vega":32.0617,"theta":-0.1407,"rho":35.3452,"theo":130.4202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.7,"last_trade_time":"2026-02-10T16:07:50","percent_change":0.0,"prev_day_close":133.800003051758},{"option":"SPX291221P10600000","bid":2498.1,"bid_size":0.0,"ask":2798.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.8573,"gamma":0.0001,"vega":32.0617,"theta":0.0,"rho":-322.4349,"theo":2668.2768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2649.69995117188},{"option":"SPX291221C10800000","bid":82.4,"bid_size":27.0,"ask":143.9,"ask_size":27.0,"iv":0.1418,"open_interest":8.0,"volume":0.0,"delta":0.139,"gamma":0.0001,"vega":29.6587,"theta":-0.1288,"rho":31.359,"theo":110.8534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.0,"last_trade_time":"2025-11-14T10:05:09","percent_change":0.0,"prev_day_close":113.650001525879},{"option":"SPX291221P10800000","bid":2651.3,"bid_size":0.0,"ask":2951.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.8758,"gamma":0.0001,"vega":29.6587,"theta":0.0,"rho":-333.0497,"theo":2821.6059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2805.0},{"option":"SPX291221C11000000","bid":67.4,"bid_size":32.0,"ask":125.6,"ask_size":32.0,"iv":0.1407,"open_interest":1816.0,"volume":0.0,"delta":0.1226,"gamma":0.0001,"vega":27.3346,"theta":-0.1178,"rho":27.73,"theo":94.5346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.45,"last_trade_time":"2026-02-12T15:36:50","percent_change":0.0,"prev_day_close":96.75},{"option":"SPX291221P11000000","bid":2807.1,"bid_size":0.0,"ask":3107.1,"ask_size":0.0,"iv":0.0,"open_interest":144.0,"volume":0.0,"delta":-0.8922,"gamma":0.0001,"vega":27.3346,"theta":0.0,"rho":-343.3073,"theo":2978.183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2992.23,"last_trade_time":"2025-12-17T16:08:09","percent_change":0.0,"prev_day_close":2958.60009765625},{"option":"SPX291221C11200000","bid":54.9,"bid_size":37.0,"ask":110.3,"ask_size":37.0,"iv":0.1399,"open_interest":2.0,"volume":0.0,"delta":0.1083,"gamma":0.0001,"vega":25.1675,"theta":-0.1076,"rho":24.6104,"theo":81.007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":83.0,"last_trade_time":"2025-12-23T15:10:09","percent_change":0.0,"prev_day_close":82.5499992370606},{"option":"SPX291221P11200000","bid":2965.7,"bid_size":0.0,"ask":3265.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9065,"gamma":0.0001,"vega":25.1675,"theta":0.0,"rho":-353.0554,"theo":3137.5513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3117.80004882812},{"option":"SPX291221C11400000","bid":44.4,"bid_size":39.0,"ask":97.4,"ask_size":39.0,"iv":0.1394,"open_interest":69.0,"volume":0.0,"delta":0.0959,"gamma":0.0001,"vega":23.1772,"theta":-0.0985,"rho":21.8307,"theo":69.8391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.2,"last_trade_time":"2026-02-05T15:47:33","percent_change":0.0,"prev_day_close":70.6499977111816},{"option":"SPX291221P11400000","bid":3127.3,"bid_size":0.0,"ask":3427.3,"ask_size":0.0,"iv":0.0,"open_interest":67.0,"volume":0.0,"delta":-0.9189,"gamma":0.0001,"vega":23.1772,"theta":0.0,"rho":-362.4636,"theo":3299.2793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3187.2,"last_trade_time":"2025-12-22T16:13:49","percent_change":0.0,"prev_day_close":3279.19995117188},{"option":"SPX291221C12000000","bid":35.0,"bid_size":1.0,"ask":69.1,"ask_size":51.0,"iv":0.1423,"open_interest":1829.0,"volume":11.0,"delta":0.0682,"gamma":0.0001,"vega":18.1958,"theta":-0.0768,"rho":15.5891,"theo":46.7084,"change":5.05,"open":49.1,"high":49.1,"low":48.8,"tick":"down","last_trade_price":48.8,"last_trade_time":"2026-02-18T11:20:45","percent_change":11.5429,"prev_day_close":47.8499984741211},{"option":"SPX291221P12000000","bid":3621.4,"bid_size":0.0,"ask":3921.4,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9466,"gamma":0.0001,"vega":18.1958,"theta":0.0,"rho":-388.5909,"theo":3794.8364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3760.07,"last_trade_time":"2025-09-18T10:48:07","percent_change":0.0,"prev_day_close":3774.10009765625},{"option":"SPX301220C00400000","bid":6126.0,"bid_size":0.0,"ask":6426.0,"ask_size":0.0,"iv":0.0,"open_interest":234.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.2479,"theta":0.0,"rho":26.4275,"theo":6250.3061,"change":-15.5099,"open":6257.39,"high":6257.39,"low":6257.39,"tick":"up","last_trade_price":6257.39,"last_trade_time":"2026-02-18T09:36:35","percent_change":-0.247253,"prev_day_close":6272.60009765625},{"option":"SPX301220P00400000","bid":0.9,"bid_size":1.0,"ask":1.2,"ask_size":50.0,"iv":0.5321,"open_interest":1666.0,"volume":1.0,"delta":-0.0005,"gamma":0.0,"vega":0.2479,"theta":-0.003,"rho":-0.1982,"theo":1.0993,"change":0.15,"open":1.2,"high":1.2,"low":1.2,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T09:40:27","percent_change":14.2857,"prev_day_close":1.05000001192093},{"option":"SPX301220C00800000","bid":5797.4,"bid_size":0.0,"ask":6097.4,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.925,"theta":0.0,"rho":41.7983,"theo":5922.0733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5903.16,"last_trade_time":"2025-12-15T13:14:16","percent_change":0.0,"prev_day_close":5944.2001953125},{"option":"SPX301220P00800000","bid":4.2,"bid_size":1.0,"ask":15.8,"ask_size":84.0,"iv":0.4789,"open_interest":190.0,"volume":1.0,"delta":-0.002,"gamma":0.0,"vega":0.9247,"theta":-0.01,"rho":-0.8336,"theo":4.5305,"change":1.75,"open":6.2,"high":6.2,"low":6.2,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-18T10:16:05","percent_change":39.3258,"prev_day_close":5.90000009536743},{"option":"SPX301220C01200000","bid":5472.3,"bid_size":0.0,"ask":5772.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":2.0488,"theta":0.0,"rho":56.6148,"theo":5596.2754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5606.60009765625},{"option":"SPX301220P01200000","bid":8.8,"bid_size":1.0,"ask":22.7,"ask_size":84.0,"iv":0.4188,"open_interest":40.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":2.0485,"theta":-0.0204,"rho":-2.0236,"theo":10.8977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-11T15:48:07","percent_change":0.0,"prev_day_close":11.3499999046326},{"option":"SPX301220C01600000","bid":5151.6,"bid_size":0.0,"ask":5451.6,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":3.6147,"theta":0.0,"rho":70.7772,"theo":5274.849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5403.38,"last_trade_time":"2025-10-29T10:29:17","percent_change":0.0,"prev_day_close":5298.2998046875},{"option":"SPX301220P01600000","bid":11.0,"bid_size":80.0,"ask":26.3,"ask_size":1.0,"iv":0.3644,"open_interest":91.0,"volume":0.0,"delta":-0.0091,"gamma":0.0,"vega":3.6147,"theta":-0.0337,"rho":-3.868,"theo":20.7224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.2,"last_trade_time":"2026-01-30T13:59:46","percent_change":0.0,"prev_day_close":19.7999997138977},{"option":"SPX301220C01800000","bid":4992.4,"bid_size":0.0,"ask":5292.4,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":4.555,"theta":0.0,"rho":77.589,"theo":5114.9699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5108.46,"last_trade_time":"2025-12-15T13:14:16","percent_change":0.0,"prev_day_close":5139.10009765625},{"option":"SPX301220P01800000","bid":17.1,"bid_size":78.0,"ask":42.9,"ask_size":78.0,"iv":0.3661,"open_interest":21.0,"volume":0.0,"delta":-0.0119,"gamma":0.0,"vega":4.555,"theta":-0.0412,"rho":-5.0596,"theo":27.0921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.5,"last_trade_time":"2026-01-29T15:15:58","percent_change":0.0,"prev_day_close":27.0500001907349},{"option":"SPX301220C02000000","bid":4834.1,"bid_size":0.0,"ask":5134.1,"ask_size":0.0,"iv":0.0,"open_interest":593.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":5.6147,"theta":0.0,"rho":84.1953,"theo":4956.5549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5061.96,"last_trade_time":"2026-02-11T14:39:33","percent_change":0.0,"prev_day_close":4952.39990234375},{"option":"SPX301220P02000000","bid":24.2,"bid_size":76.0,"ask":51.9,"ask_size":76.0,"iv":0.356,"open_interest":597.0,"volume":0.0,"delta":-0.0152,"gamma":0.0,"vega":5.6147,"theta":-0.0493,"rho":-6.4565,"theo":34.5099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.58,"last_trade_time":"2026-02-11T14:39:33","percent_change":0.0,"prev_day_close":36.75},{"option":"SPX301220C02200000","bid":4676.8,"bid_size":0.0,"ask":4976.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":6.7661,"theta":0.0,"rho":90.5948,"theo":4799.2753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4823.7001953125},{"option":"SPX301220P02200000","bid":32.1,"bid_size":74.0,"ask":62.0,"ask_size":74.0,"iv":0.3463,"open_interest":301.0,"volume":0.0,"delta":-0.0189,"gamma":0.0,"vega":6.7661,"theta":-0.0578,"rho":-8.0602,"theo":43.063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.37,"last_trade_time":"2026-02-10T11:51:07","percent_change":0.0,"prev_day_close":45.1000003814697},{"option":"SPX301220C02400000","bid":4520.5,"bid_size":0.0,"ask":4820.5,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":8.0322,"theta":0.0,"rho":96.7758,"theo":4643.1884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4617.03,"last_trade_time":"2026-02-13T15:52:26","percent_change":0.0,"prev_day_close":4668.7001953125},{"option":"SPX301220P02400000","bid":40.0,"bid_size":70.0,"ask":74.1,"ask_size":70.0,"iv":0.3371,"open_interest":178.0,"volume":0.0,"delta":-0.0232,"gamma":0.0,"vega":8.0322,"theta":-0.0668,"rho":-9.8825,"theo":52.809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.45,"last_trade_time":"2026-02-13T15:52:26","percent_change":0.0,"prev_day_close":54.5499992370606},{"option":"SPX301220C02600000","bid":4365.2,"bid_size":0.0,"ask":4665.2,"ask_size":0.0,"iv":0.0,"open_interest":49.0,"volume":0.0,"delta":0.9941,"gamma":0.0,"vega":9.395,"theta":0.0,"rho":102.7009,"theo":4488.3965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4589.24,"last_trade_time":"2026-02-11T13:09:47","percent_change":0.0,"prev_day_close":4513.39990234375},{"option":"SPX301220P02600000","bid":48.5,"bid_size":65.0,"ask":87.8,"ask_size":65.0,"iv":0.3284,"open_interest":1471.0,"volume":0.0,"delta":-0.028,"gamma":0.0,"vega":9.395,"theta":-0.0761,"rho":-11.9606,"theo":63.8498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":61.77,"last_trade_time":"2026-02-11T13:09:47","percent_change":0.0,"prev_day_close":65.1500015258789},{"option":"SPX301220C02800000","bid":4211.1,"bid_size":0.0,"ask":4511.1,"ask_size":0.0,"iv":0.0,"open_interest":53.0,"volume":0.0,"delta":0.9887,"gamma":0.0,"vega":10.8478,"theta":0.0,"rho":108.4062,"theo":4334.9717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4438.2,"last_trade_time":"2026-02-11T13:09:47","percent_change":0.0,"prev_day_close":4329.60009765625},{"option":"SPX301220P02800000","bid":64.0,"bid_size":61.0,"ask":102.7,"ask_size":60.0,"iv":0.3229,"open_interest":56.0,"volume":0.0,"delta":-0.0334,"gamma":0.0,"vega":10.8478,"theta":-0.0857,"rho":-14.2586,"theo":76.2578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":74.73,"last_trade_time":"2026-02-11T13:09:47","percent_change":0.0,"prev_day_close":78.0},{"option":"SPX301220C02900000","bid":4134.0,"bid_size":0.0,"ask":4434.0,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9858,"gamma":0.0,"vega":11.6195,"theta":0.0,"rho":111.1508,"theo":4258.7978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3759.5,"last_trade_time":"2025-12-17T12:54:42","percent_change":0.0,"prev_day_close":4282.7001953125},{"option":"SPX301220P02900000","bid":63.1,"bid_size":58.0,"ask":110.7,"ask_size":58.0,"iv":0.3162,"open_interest":5.0,"volume":0.0,"delta":-0.0363,"gamma":0.0,"vega":11.6195,"theta":-0.0906,"rho":-15.5156,"theo":83.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.24,"last_trade_time":"2026-02-06T15:21:04","percent_change":0.0,"prev_day_close":83.4500007629394},{"option":"SPX301220C03000000","bid":4058.2,"bid_size":0.0,"ask":4358.2,"ask_size":0.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":0.9827,"gamma":0.0,"vega":12.4143,"theta":0.0,"rho":113.8165,"theo":4183.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4070.89,"last_trade_time":"2025-12-17T12:45:46","percent_change":0.0,"prev_day_close":4205.10009765625},{"option":"SPX301220P03000000","bid":68.6,"bid_size":56.0,"ask":119.0,"ask_size":56.0,"iv":0.3123,"open_interest":962.0,"volume":0.0,"delta":-0.0394,"gamma":0.0,"vega":12.4143,"theta":-0.0956,"rho":-16.8516,"theo":90.1242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":86.0,"last_trade_time":"2026-02-17T15:22:42","percent_change":0.0,"prev_day_close":90.25},{"option":"SPX301220C03100000","bid":3982.3,"bid_size":0.0,"ask":4282.3,"ask_size":0.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":0.9795,"gamma":0.0,"vega":13.2242,"theta":0.0,"rho":116.4158,"theo":4107.607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3995.04,"last_trade_time":"2025-12-17T12:45:46","percent_change":0.0,"prev_day_close":4129.20007324219},{"option":"SPX301220P03100000","bid":74.2,"bid_size":53.0,"ask":127.8,"ask_size":53.0,"iv":0.3085,"open_interest":6.0,"volume":0.0,"delta":-0.0427,"gamma":0.0,"vega":13.2242,"theta":-0.1006,"rho":-18.2538,"theo":97.6423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.94,"last_trade_time":"2026-02-10T11:51:07","percent_change":0.0,"prev_day_close":97.3500022888184},{"option":"SPX301220C03200000","bid":3906.7,"bid_size":0.0,"ask":4206.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9761,"gamma":0.0,"vega":14.0501,"theta":0.0,"rho":118.9582,"theo":4032.61,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4063.59,"last_trade_time":"2025-12-22T11:33:17","percent_change":0.0,"prev_day_close":4053.70007324219},{"option":"SPX301220P03200000","bid":88.4,"bid_size":52.0,"ask":136.9,"ask_size":51.0,"iv":0.3078,"open_interest":145.0,"volume":0.0,"delta":-0.0461,"gamma":0.0,"vega":14.0501,"theta":-0.1056,"rho":-19.7131,"theo":105.5617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.11,"last_trade_time":"2026-02-09T11:41:11","percent_change":0.0,"prev_day_close":105.549999237061},{"option":"SPX301220C03300000","bid":3831.5,"bid_size":0.0,"ask":4131.5,"ask_size":0.0,"iv":0.0,"open_interest":14.0,"volume":0.0,"delta":0.9725,"gamma":0.0,"vega":14.8995,"theta":0.0,"rho":121.4366,"theo":3958.021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3912.59,"last_trade_time":"2025-11-25T15:34:46","percent_change":0.0,"prev_day_close":3978.5},{"option":"SPX301220P03300000","bid":86.7,"bid_size":48.0,"ask":146.4,"ask_size":48.0,"iv":0.3013,"open_interest":1411.0,"volume":0.0,"delta":-0.0496,"gamma":0.0,"vega":14.8995,"theta":-0.1107,"rho":-21.2364,"theo":113.889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":97.0,"last_trade_time":"2026-01-07T10:39:30","percent_change":0.0,"prev_day_close":112.75},{"option":"SPX301220C03400000","bid":3756.8,"bid_size":0.0,"ask":4056.8,"ask_size":0.0,"iv":0.0,"open_interest":66.0,"volume":1.0,"delta":0.9688,"gamma":0.0,"vega":15.7777,"theta":0.0,"rho":123.833,"theo":3883.8524,"change":24.27,"open":3885.77,"high":3885.77,"low":3885.77,"tick":"up","last_trade_price":3885.77,"last_trade_time":"2026-02-18T09:36:35","percent_change":0.628512,"prev_day_close":3904.39990234375},{"option":"SPX301220P03400000","bid":94.1,"bid_size":46.0,"ask":155.7,"ask_size":46.0,"iv":0.2978,"open_interest":68.0,"volume":1.0,"delta":-0.0534,"gamma":0.0,"vega":15.7777,"theta":-0.1158,"rho":-22.8415,"theo":122.6368,"change":-0.87,"open":121.33,"high":121.33,"low":121.33,"tick":"down","last_trade_price":121.33,"last_trade_time":"2026-02-18T09:36:35","percent_change":-0.711945,"prev_day_close":121.050003051758},{"option":"SPX301220C03500000","bid":3681.9,"bid_size":0.0,"ask":3981.9,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9649,"gamma":0.0,"vega":16.6807,"theta":0.0,"rho":126.137,"theo":3810.1222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3791.8,"last_trade_time":"2025-12-19T09:48:00","percent_change":0.0,"prev_day_close":3829.39990234375},{"option":"SPX301220P03500000","bid":102.0,"bid_size":45.0,"ask":165.3,"ask_size":45.0,"iv":0.2945,"open_interest":1115.0,"volume":0.0,"delta":-0.0572,"gamma":0.0,"vega":16.6807,"theta":-0.1209,"rho":-24.5391,"theo":131.823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.2,"last_trade_time":"2026-02-06T11:57:13","percent_change":0.0,"prev_day_close":129.75},{"option":"SPX301220C03600000","bid":3607.9,"bid_size":0.0,"ask":3907.9,"ask_size":0.0,"iv":0.0,"open_interest":14.0,"volume":0.0,"delta":0.9608,"gamma":0.0,"vega":17.5988,"theta":0.0,"rho":128.356,"theo":3736.8471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3831.75,"last_trade_time":"2026-01-06T13:47:36","percent_change":0.0,"prev_day_close":3727.0},{"option":"SPX301220P03600000","bid":110.5,"bid_size":44.0,"ask":175.2,"ask_size":44.0,"iv":0.2912,"open_interest":19.0,"volume":0.0,"delta":-0.0613,"gamma":0.0,"vega":17.5988,"theta":-0.126,"rho":-26.3218,"theo":141.4644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":126.0,"last_trade_time":"2026-01-20T10:01:16","percent_change":0.0,"prev_day_close":138.849998474121},{"option":"SPX301220C03700000","bid":3535.4,"bid_size":0.0,"ask":3835.4,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9566,"gamma":0.0,"vega":18.5259,"theta":0.0,"rho":130.5064,"theo":3664.037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3066.69,"last_trade_time":"2025-06-26T16:09:28","percent_change":0.0,"prev_day_close":3682.10009765625},{"option":"SPX301220P03700000","bid":119.5,"bid_size":42.0,"ask":185.5,"ask_size":42.0,"iv":0.288,"open_interest":301.0,"volume":0.0,"delta":-0.0656,"gamma":0.0,"vega":18.5259,"theta":-0.1311,"rho":-28.173,"theo":151.5707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":140.0,"last_trade_time":"2025-11-11T15:39:00","percent_change":0.0,"prev_day_close":148.400001525879},{"option":"SPX301220C03800000","bid":3461.5,"bid_size":0.0,"ask":3761.5,"ask_size":0.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":0.9521,"gamma":0.0,"vega":19.4654,"theta":0.0,"rho":132.5945,"theo":3591.6967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3169.7,"last_trade_time":"2025-07-22T12:37:00","percent_change":0.0,"prev_day_close":3609.19995117188},{"option":"SPX301220P03800000","bid":128.9,"bid_size":41.0,"ask":196.3,"ask_size":41.0,"iv":0.285,"open_interest":588.0,"volume":0.0,"delta":-0.07,"gamma":0.0,"vega":19.4654,"theta":-0.1361,"rho":-30.0866,"theo":162.1467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.08,"last_trade_time":"2025-11-05T09:50:31","percent_change":0.0,"prev_day_close":158.399993896484},{"option":"SPX301220C03900000","bid":3389.2,"bid_size":0.0,"ask":3689.2,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9475,"gamma":0.0,"vega":20.4254,"theta":0.0,"rho":134.6072,"theo":3519.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3536.60009765625},{"option":"SPX301220P03900000","bid":138.7,"bid_size":39.0,"ask":207.6,"ask_size":39.0,"iv":0.2819,"open_interest":431.0,"volume":0.0,"delta":-0.0746,"gamma":0.0,"vega":20.4254,"theta":-0.1412,"rho":-32.0755,"theo":173.1993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":157.06,"last_trade_time":"2025-12-02T16:04:12","percent_change":0.0,"prev_day_close":168.900001525879},{"option":"SPX301220C04000000","bid":3317.2,"bid_size":0.0,"ask":3617.2,"ask_size":0.0,"iv":0.0,"open_interest":1913.0,"volume":0.0,"delta":0.9427,"gamma":0.0,"vega":21.4092,"theta":0.0,"rho":136.524,"theo":3448.4591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3435.23,"last_trade_time":"2025-12-19T12:05:08","percent_change":0.0,"prev_day_close":3465.89990234375},{"option":"SPX301220P04000000","bid":148.7,"bid_size":39.0,"ask":219.7,"ask_size":39.0,"iv":0.279,"open_interest":2187.0,"volume":0.0,"delta":-0.0794,"gamma":0.0,"vega":21.4092,"theta":-0.1462,"rho":-34.1603,"theo":184.7419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":183.91,"last_trade_time":"2026-02-13T15:22:36","percent_change":0.0,"prev_day_close":179.900001525879},{"option":"SPX301220C04100000","bid":3246.1,"bid_size":0.0,"ask":3546.1,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9377,"gamma":0.0,"vega":22.4114,"theta":0.0,"rho":138.3366,"theo":3377.593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2962.3,"last_trade_time":"2025-07-22T12:37:00","percent_change":0.0,"prev_day_close":3394.5},{"option":"SPX301220P04100000","bid":159.6,"bid_size":37.0,"ask":232.1,"ask_size":37.0,"iv":0.2762,"open_interest":1.0,"volume":0.0,"delta":-0.0844,"gamma":0.0,"vega":22.4114,"theta":-0.1511,"rho":-36.3494,"theo":196.7922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.16,"last_trade_time":"2026-01-13T10:27:16","percent_change":0.0,"prev_day_close":191.400001525879},{"option":"SPX301220C04200000","bid":3175.0,"bid_size":0.0,"ask":3475.0,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9326,"gamma":0.0,"vega":23.4217,"theta":0.0,"rho":140.0567,"theo":3307.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2920.08,"last_trade_time":"2025-08-06T14:51:55","percent_change":0.0,"prev_day_close":3322.39990234375},{"option":"SPX301220P04200000","bid":170.9,"bid_size":36.0,"ask":245.1,"ask_size":36.0,"iv":0.2735,"open_interest":288.0,"volume":0.0,"delta":-0.0896,"gamma":0.0,"vega":23.4217,"theta":-0.156,"rho":-38.6309,"theo":209.3653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.91,"last_trade_time":"2026-02-13T15:22:36","percent_change":0.0,"prev_day_close":203.5},{"option":"SPX301220C04300000","bid":3104.9,"bid_size":0.0,"ask":3404.9,"ask_size":0.0,"iv":0.0,"open_interest":661.0,"volume":0.0,"delta":0.9272,"gamma":0.0,"vega":24.4339,"theta":0.0,"rho":141.7043,"theo":3237.4366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3135.55,"last_trade_time":"2025-09-19T14:38:59","percent_change":0.0,"prev_day_close":3252.80004882812},{"option":"SPX301220P04300000","bid":182.8,"bid_size":35.0,"ask":258.6,"ask_size":35.0,"iv":0.2708,"open_interest":3230.0,"volume":0.0,"delta":-0.095,"gamma":0.0,"vega":24.4339,"theta":-0.1608,"rho":-40.9849,"theo":222.4686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":198.0,"last_trade_time":"2026-02-04T09:55:59","percent_change":0.0,"prev_day_close":216.150001525879},{"option":"SPX301220C04400000","bid":3035.0,"bid_size":0.0,"ask":3335.0,"ask_size":0.0,"iv":0.0,"open_interest":51.0,"volume":0.0,"delta":0.9216,"gamma":0.0,"vega":25.451,"theta":0.0,"rho":143.2866,"theo":3168.1558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2471.19,"last_trade_time":"2025-06-20T14:32:08","percent_change":0.0,"prev_day_close":3182.39990234375},{"option":"SPX301220P04400000","bid":195.3,"bid_size":33.0,"ask":272.8,"ask_size":33.0,"iv":0.2682,"open_interest":603.0,"volume":0.0,"delta":-0.1005,"gamma":0.0,"vega":25.451,"theta":-0.1655,"rho":-43.4042,"theo":236.1041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.69,"last_trade_time":"2026-01-13T10:25:02","percent_change":0.0,"prev_day_close":229.350006103516},{"option":"SPX301220C04500000","bid":2966.1,"bid_size":0.0,"ask":3266.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":0.9159,"gamma":0.0,"vega":26.4807,"theta":0.0,"rho":144.7892,"theo":3099.4115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3143.2,"last_trade_time":"2025-09-24T12:59:39","percent_change":0.0,"prev_day_close":3100.60009765625},{"option":"SPX301220P04500000","bid":208.3,"bid_size":34.0,"ask":287.6,"ask_size":34.0,"iv":0.2658,"open_interest":1665.0,"volume":0.0,"delta":-0.1063,"gamma":0.0,"vega":26.4807,"theta":-0.1702,"rho":-45.9033,"theo":250.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.59,"last_trade_time":"2026-02-11T13:54:20","percent_change":0.0,"prev_day_close":243.199996948242},{"option":"SPX301220C04600000","bid":2897.7,"bid_size":0.0,"ask":3197.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.91,"gamma":0.0,"vega":27.5269,"theta":0.0,"rho":146.1886,"theo":3031.2151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2915.9,"last_trade_time":"2025-09-24T13:07:47","percent_change":0.0,"prev_day_close":3045.60009765625},{"option":"SPX301220P04600000","bid":222.4,"bid_size":32.0,"ask":302.7,"ask_size":32.0,"iv":0.2633,"open_interest":441.0,"volume":0.0,"delta":-0.1122,"gamma":0.0,"vega":27.5269,"theta":-0.1747,"rho":-48.5055,"theo":264.9963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.64,"last_trade_time":"2025-12-15T10:01:58","percent_change":0.0,"prev_day_close":257.649993896484},{"option":"SPX301220C04700000","bid":2829.6,"bid_size":0.0,"ask":3129.6,"ask_size":0.0,"iv":0.0,"open_interest":495.0,"volume":0.0,"delta":0.9038,"gamma":0.0,"vega":28.5853,"theta":0.0,"rho":147.4736,"theo":2963.5827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2909.25,"last_trade_time":"2025-11-25T14:00:07","percent_change":0.0,"prev_day_close":2978.30004882812},{"option":"SPX301220P04700000","bid":236.8,"bid_size":30.0,"ask":318.9,"ask_size":30.0,"iv":0.261,"open_interest":1370.0,"volume":0.0,"delta":-0.1183,"gamma":0.0,"vega":28.5853,"theta":-0.1791,"rho":-51.2221,"theo":280.2802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.57,"last_trade_time":"2025-11-25T14:00:07","percent_change":0.0,"prev_day_close":272.75},{"option":"SPX301220C04800000","bid":2762.4,"bid_size":0.0,"ask":3062.4,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.8975,"gamma":0.0001,"vega":29.6457,"theta":0.0,"rho":148.6561,"theo":2896.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1714.3,"last_trade_time":"2025-04-16T12:06:30","percent_change":0.0,"prev_day_close":2910.60009765625},{"option":"SPX301220P04800000","bid":251.8,"bid_size":29.0,"ask":335.8,"ask_size":29.0,"iv":0.2588,"open_interest":452.0,"volume":0.0,"delta":-0.1247,"gamma":0.0001,"vega":29.6457,"theta":-0.1833,"rho":-54.0412,"theo":296.1421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.45,"last_trade_time":"2026-02-09T12:03:58","percent_change":0.0,"prev_day_close":288.5},{"option":"SPX301220C04900000","bid":2696.2,"bid_size":0.0,"ask":2996.2,"ask_size":0.0,"iv":0.0,"open_interest":217.0,"volume":0.0,"delta":0.891,"gamma":0.0001,"vega":30.7002,"theta":0.0,"rho":149.7599,"theo":2830.0576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2940.9,"last_trade_time":"2026-02-03T11:30:18","percent_change":0.0,"prev_day_close":2844.60009765625},{"option":"SPX301220P04900000","bid":267.5,"bid_size":27.0,"ask":353.4,"ask_size":27.0,"iv":0.2566,"open_interest":1022.0,"volume":0.0,"delta":-0.1312,"gamma":0.0001,"vega":30.7002,"theta":-0.1874,"rho":-56.9391,"theo":312.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":279.46,"last_trade_time":"2026-02-03T11:30:18","percent_change":0.0,"prev_day_close":304.900009155273},{"option":"SPX301220C05000000","bid":2630.1,"bid_size":0.0,"ask":2930.1,"ask_size":0.0,"iv":0.0,"open_interest":7438.0,"volume":4.0,"delta":0.8842,"gamma":0.0001,"vega":31.7493,"theta":0.0,"rho":150.7988,"theo":2764.1705,"change":24.1299,"open":2760.55,"high":2801.32,"low":2753.04,"tick":"down","last_trade_price":2773.73,"last_trade_time":"2026-02-18T14:40:45","percent_change":0.877579,"prev_day_close":2777.80004882812},{"option":"SPX301220P05000000","bid":283.9,"bid_size":26.0,"ask":371.7,"ask_size":26.0,"iv":0.2544,"open_interest":7752.0,"volume":4.0,"delta":-0.1379,"gamma":0.0001,"vega":31.7493,"theta":-0.1914,"rho":-59.9018,"theo":329.6172,"change":-2.27,"open":323.03,"high":324.17,"low":316.85,"tick":"up","last_trade_price":323.63,"last_trade_time":"2026-02-18T14:40:45","percent_change":-0.696531,"prev_day_close":322.099990844727},{"option":"SPX301220C05100000","bid":2565.3,"bid_size":0.0,"ask":2865.3,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.8773,"gamma":0.0001,"vega":32.7996,"theta":0.0,"rho":151.7616,"theo":2698.867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2761.83,"last_trade_time":"2026-01-05T11:40:10","percent_change":0.0,"prev_day_close":2712.69995117188},{"option":"SPX301220P05100000","bid":301.1,"bid_size":24.0,"ask":390.9,"ask_size":24.0,"iv":0.2524,"open_interest":54.0,"volume":0.0,"delta":-0.1448,"gamma":0.0001,"vega":32.7996,"theta":-0.1952,"rho":-62.9406,"theo":347.2302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.34,"last_trade_time":"2026-01-13T12:06:34","percent_change":0.0,"prev_day_close":340.0},{"option":"SPX301220C05200000","bid":2500.9,"bid_size":0.0,"ask":2800.9,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.8702,"gamma":0.0001,"vega":33.8565,"theta":0.0,"rho":152.6223,"theo":2634.154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2642.37,"last_trade_time":"2026-01-02T15:43:21","percent_change":0.0,"prev_day_close":2648.30004882812},{"option":"SPX301220P05200000","bid":319.1,"bid_size":23.0,"ask":410.9,"ask_size":23.0,"iv":0.2504,"open_interest":296.0,"volume":0.0,"delta":-0.152,"gamma":0.0001,"vega":33.8565,"theta":-0.1988,"rho":-66.0815,"theo":365.4335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":330.0,"last_trade_time":"2026-01-29T16:02:30","percent_change":0.0,"prev_day_close":358.599990844727},{"option":"SPX301220C05300000","bid":2437.2,"bid_size":0.0,"ask":2737.2,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":0.8629,"gamma":0.0001,"vega":34.9187,"theta":0.0,"rho":153.3621,"theo":2570.0449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2633.14,"last_trade_time":"2025-12-23T15:41:52","percent_change":0.0,"prev_day_close":2585.30004882812},{"option":"SPX301220P05300000","bid":338.3,"bid_size":22.0,"ask":431.2,"ask_size":22.0,"iv":0.2486,"open_interest":40.0,"volume":0.0,"delta":-0.1593,"gamma":0.0001,"vega":34.9187,"theta":-0.2023,"rho":-69.3434,"theo":384.2408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":336.7,"last_trade_time":"2025-12-23T15:41:52","percent_change":0.0,"prev_day_close":378.0},{"option":"SPX301220C05400000","bid":2374.1,"bid_size":0.0,"ask":2674.1,"ask_size":0.0,"iv":0.0,"open_interest":283.0,"volume":0.0,"delta":0.8554,"gamma":0.0001,"vega":35.9778,"theta":0.0,"rho":153.9864,"theo":2506.5535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2659.21,"last_trade_time":"2026-02-02T14:35:05","percent_change":0.0,"prev_day_close":2522.89990234375},{"option":"SPX301220P05400000","bid":358.7,"bid_size":21.0,"ask":451.9,"ask_size":21.0,"iv":0.2467,"open_interest":398.0,"volume":0.0,"delta":-0.1668,"gamma":0.0001,"vega":35.9778,"theta":-0.2055,"rho":-72.7207,"theo":403.6658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":401.45,"last_trade_time":"2026-02-13T13:38:09","percent_change":0.0,"prev_day_close":398.199996948242},{"option":"SPX301220C05500000","bid":2312.2,"bid_size":0.0,"ask":2612.2,"ask_size":0.0,"iv":0.0,"open_interest":48.0,"volume":3.0,"delta":0.8476,"gamma":0.0001,"vega":37.0244,"theta":0.0,"rho":154.5216,"theo":2443.6866,"change":27.83,"open":2432.08,"high":2461.33,"low":2432.08,"tick":"up","last_trade_price":2461.33,"last_trade_time":"2026-02-18T15:38:53","percent_change":1.14362,"prev_day_close":2447.0},{"option":"SPX301220P05500000","bid":379.2,"bid_size":21.0,"ask":474.0,"ask_size":21.0,"iv":0.2449,"open_interest":1071.0,"volume":3.0,"delta":-0.1745,"gamma":0.0001,"vega":37.0244,"theta":-0.2085,"rho":-76.1871,"theo":423.7152,"change":-5.65,"open":422.34,"high":422.34,"low":419.07,"tick":"up","last_trade_price":419.65,"last_trade_time":"2026-02-18T15:38:53","percent_change":-1.32847,"prev_day_close":419.150009155273},{"option":"SPX301220C05600000","bid":2251.2,"bid_size":0.0,"ask":2551.2,"ask_size":0.0,"iv":0.0,"open_interest":171.0,"volume":0.0,"delta":0.8397,"gamma":0.0001,"vega":38.0553,"theta":0.0,"rho":154.9911,"theo":2381.4427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2383.9,"last_trade_time":"2026-02-12T15:40:25","percent_change":0.0,"prev_day_close":2398.5},{"option":"SPX301220P05600000","bid":401.1,"bid_size":21.0,"ask":496.1,"ask_size":21.0,"iv":0.2431,"open_interest":778.0,"volume":0.0,"delta":-0.1824,"gamma":0.0001,"vega":38.0553,"theta":-0.2113,"rho":-79.7193,"theo":444.3878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":440.45,"last_trade_time":"2026-02-05T14:05:25","percent_change":0.0,"prev_day_close":441.0},{"option":"SPX301220C05675000","bid":2205.4,"bid_size":0.0,"ask":2505.4,"ask_size":0.0,"iv":0.0,"open_interest":80.0,"volume":0.0,"delta":0.8337,"gamma":0.0001,"vega":38.8201,"theta":-0.0065,"rho":155.3004,"theo":2335.1663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2231.1,"last_trade_time":"2025-11-24T15:17:47","percent_change":0.0,"prev_day_close":2340.19995117188},{"option":"SPX301220P05675000","bid":417.4,"bid_size":21.0,"ask":513.7,"ask_size":21.0,"iv":0.2418,"open_interest":77.0,"volume":0.0,"delta":-0.1885,"gamma":0.0001,"vega":38.8201,"theta":-0.2132,"rho":-82.4112,"theo":460.2986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":463.1,"last_trade_time":"2025-11-24T15:17:46","percent_change":0.0,"prev_day_close":457.699996948242},{"option":"SPX301220C05700000","bid":2189.9,"bid_size":0.0,"ask":2489.9,"ask_size":0.0,"iv":0.0,"open_interest":87.0,"volume":0.0,"delta":0.8316,"gamma":0.0001,"vega":39.0741,"theta":-0.0094,"rho":155.3937,"theo":2319.8181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2366.87,"last_trade_time":"2025-12-23T12:10:21","percent_change":0.0,"prev_day_close":2337.89990234375},{"option":"SPX301220P05700000","bid":422.9,"bid_size":21.0,"ask":519.6,"ask_size":21.0,"iv":0.2414,"open_interest":233.0,"volume":0.0,"delta":-0.1906,"gamma":0.0001,"vega":39.0741,"theta":-0.2139,"rho":-83.3183,"theo":465.6796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":418.28,"last_trade_time":"2025-12-23T12:10:21","percent_change":0.0,"prev_day_close":463.300003051758},{"option":"SPX301220C05800000","bid":2130.0,"bid_size":0.0,"ask":2430.0,"ask_size":0.0,"iv":0.0,"open_interest":61.0,"volume":0.0,"delta":0.8233,"gamma":0.0001,"vega":40.0869,"theta":-0.0208,"rho":155.7046,"theo":2258.814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2316.16,"last_trade_time":"2026-01-16T10:32:51","percent_change":0.0,"prev_day_close":2265.39990234375},{"option":"SPX301220P05800000","bid":446.2,"bid_size":20.0,"ask":543.0,"ask_size":20.0,"iv":0.2396,"open_interest":142.0,"volume":0.0,"delta":-0.1989,"gamma":0.0001,"vega":40.0869,"theta":-0.2162,"rho":-87.009,"theo":487.5919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":430.84,"last_trade_time":"2026-01-27T11:23:48","percent_change":0.0,"prev_day_close":486.650009155273},{"option":"SPX301220C05900000","bid":2071.1,"bid_size":0.0,"ask":2371.1,"ask_size":0.0,"iv":0.0,"open_interest":37.0,"volume":19.0,"delta":0.8148,"gamma":0.0001,"vega":41.0959,"theta":-0.032,"rho":155.8954,"theo":2198.4402,"change":13.3,"open":2240.36,"high":2245.88,"low":2205.9,"tick":"down","last_trade_price":2205.9,"last_trade_time":"2026-02-18T15:06:41","percent_change":0.606584,"prev_day_close":2219.10009765625},{"option":"SPX301220P05900000","bid":469.3,"bid_size":20.0,"ask":567.8,"ask_size":20.0,"iv":0.2378,"open_interest":346.0,"volume":19.0,"delta":-0.2074,"gamma":0.0001,"vega":41.0959,"theta":-0.2182,"rho":-90.8199,"theo":510.1345,"change":-6.28,"open":504.67,"high":511.52,"low":502.62,"tick":"up","last_trade_price":511.52,"last_trade_time":"2026-02-18T15:06:41","percent_change":-1.21282,"prev_day_close":510.199981689453},{"option":"SPX301220C06000000","bid":2013.0,"bid_size":0.0,"ask":2313.0,"ask_size":0.0,"iv":0.0,"open_interest":8693.0,"volume":23.0,"delta":0.8061,"gamma":0.0001,"vega":42.0964,"theta":-0.043,"rho":155.9588,"theo":2138.7105,"change":15.42,"open":2144.21,"high":2186.77,"low":2132.5,"tick":"down","last_trade_price":2149.92,"last_trade_time":"2026-02-18T15:06:41","percent_change":0.722417,"prev_day_close":2160.80004882812},{"option":"SPX301220P06000000","bid":493.8,"bid_size":19.0,"ask":592.3,"ask_size":19.0,"iv":0.236,"open_interest":9057.0,"volume":23.0,"delta":-0.2161,"gamma":0.0001,"vega":42.0964,"theta":-0.22,"rho":-94.7581,"theo":533.3212,"change":-4.36,"open":537.94,"high":538.34,"low":527.3,"tick":"up","last_trade_price":538.34,"last_trade_time":"2026-02-18T15:06:41","percent_change":-0.803387,"prev_day_close":534.800018310547},{"option":"SPX301220C06100000","bid":1955.3,"bid_size":0.0,"ask":2255.3,"ask_size":0.0,"iv":0.0,"open_interest":738.0,"volume":0.0,"delta":0.7972,"gamma":0.0001,"vega":43.0795,"theta":-0.0536,"rho":155.9165,"theo":2079.6346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2047.35,"last_trade_time":"2026-02-17T11:01:25","percent_change":0.0,"prev_day_close":2074.60003662109},{"option":"SPX301220P06100000","bid":518.1,"bid_size":19.0,"ask":618.2,"ask_size":19.0,"iv":0.2342,"open_interest":1265.0,"volume":0.0,"delta":-0.225,"gamma":0.0001,"vega":43.0795,"theta":-0.2216,"rho":-98.802,"theo":557.1617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":578.65,"last_trade_time":"2026-02-17T11:01:25","percent_change":0.0,"prev_day_close":559.549987792969},{"option":"SPX301220C06150000","bid":1926.2,"bid_size":0.0,"ask":2226.2,"ask_size":0.0,"iv":0.0,"open_interest":84.0,"volume":0.0,"delta":0.7927,"gamma":0.0001,"vega":43.5622,"theta":-0.0589,"rho":155.8659,"theo":2050.3424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2144.67,"last_trade_time":"2026-02-12T10:11:15","percent_change":0.0,"prev_day_close":2074.39996337891},{"option":"SPX301220P06150000","bid":530.5,"bid_size":19.0,"ask":631.4,"ask_size":19.0,"iv":0.2333,"open_interest":217.0,"volume":0.0,"delta":-0.2295,"gamma":0.0001,"vega":43.5622,"theta":-0.2222,"rho":-100.8534,"theo":569.3277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":548.47,"last_trade_time":"2026-02-12T10:11:15","percent_change":0.0,"prev_day_close":572.100006103516},{"option":"SPX301220C06200000","bid":1897.4,"bid_size":0.0,"ask":2197.4,"ask_size":0.0,"iv":0.0,"open_interest":874.0,"volume":0.0,"delta":0.7881,"gamma":0.0001,"vega":44.0387,"theta":-0.064,"rho":155.8004,"theo":2021.2134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1990.07,"last_trade_time":"2026-02-13T10:51:19","percent_change":0.0,"prev_day_close":2045.80004882812},{"option":"SPX301220P06200000","bid":543.8,"bid_size":18.0,"ask":643.8,"ask_size":18.0,"iv":0.2324,"open_interest":1292.0,"volume":0.0,"delta":-0.2341,"gamma":0.0001,"vega":44.0387,"theta":-0.2228,"rho":-102.9197,"theo":581.6568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":596.34,"last_trade_time":"2026-02-13T10:51:19","percent_change":0.0,"prev_day_close":585.25},{"option":"SPX301220C06300000","bid":1841.3,"bid_size":0.0,"ask":2141.3,"ask_size":0.0,"iv":0.0,"open_interest":732.0,"volume":0.0,"delta":0.7788,"gamma":0.0001,"vega":44.9737,"theta":-0.0741,"rho":155.6255,"theo":1963.4413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2069.48,"last_trade_time":"2026-01-29T14:17:47","percent_change":0.0,"prev_day_close":1990.0},{"option":"SPX301220P06300000","bid":569.1,"bid_size":18.0,"ask":670.7,"ask_size":18.0,"iv":0.2305,"open_interest":1211.0,"volume":0.0,"delta":-0.2434,"gamma":0.0001,"vega":44.9737,"theta":-0.2237,"rho":-107.0962,"theo":606.8012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":600.0,"last_trade_time":"2026-02-12T11:05:47","percent_change":0.0,"prev_day_close":611.049987792969},{"option":"SPX301220C06400000","bid":1784.6,"bid_size":0.0,"ask":2084.6,"ask_size":0.0,"iv":0.0,"open_interest":582.0,"volume":0.0,"delta":0.7693,"gamma":0.0001,"vega":45.8889,"theta":-0.0839,"rho":155.3757,"theo":1906.3153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2000.95,"last_trade_time":"2026-01-23T14:08:23","percent_change":0.0,"prev_day_close":1932.89996337891},{"option":"SPX301220P06400000","bid":594.9,"bid_size":18.0,"ask":698.1,"ask_size":18.0,"iv":0.2286,"open_interest":650.0,"volume":0.0,"delta":-0.2528,"gamma":0.0001,"vega":45.8889,"theta":-0.2243,"rho":-111.3476,"theo":632.5915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":573.55,"last_trade_time":"2026-01-23T14:08:23","percent_change":0.0,"prev_day_close":637.350006103516},{"option":"SPX301220C06500000","bid":1837.4,"bid_size":0.0,"ask":1925.3,"ask_size":0.0,"iv":0.0,"open_interest":270.0,"volume":3.0,"delta":0.7596,"gamma":0.0001,"vega":46.7882,"theta":-0.0933,"rho":155.0167,"theo":1849.8404,"change":27.27,"open":1842.98,"high":1878.77,"low":1842.98,"tick":"up","last_trade_price":1878.77,"last_trade_time":"2026-02-18T15:38:53","percent_change":1.47286,"prev_day_close":1879.25},{"option":"SPX301220P06500000","bid":622.1,"bid_size":18.0,"ask":725.0,"ask_size":18.0,"iv":0.2266,"open_interest":460.0,"volume":3.0,"delta":-0.2625,"gamma":0.0001,"vega":46.7882,"theta":-0.2247,"rho":-115.7083,"theo":659.033,"change":-7.36,"open":664.39,"high":666.59,"low":664.39,"tick":"up","last_trade_price":666.59,"last_trade_time":"2026-02-18T15:38:53","percent_change":-1.09207,"prev_day_close":664.550018310547},{"option":"SPX301220C06600000","bid":1781.3,"bid_size":0.0,"ask":1869.9,"ask_size":0.0,"iv":0.0,"open_interest":507.0,"volume":0.0,"delta":0.7497,"gamma":0.0001,"vega":47.6706,"theta":-0.1025,"rho":154.5248,"theo":1794.03,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1867.56,"last_trade_time":"2026-02-06T13:29:36","percent_change":0.0,"prev_day_close":1829.0},{"option":"SPX301220P06600000","bid":648.8,"bid_size":18.0,"ask":753.3,"ask_size":18.0,"iv":0.2246,"open_interest":1040.0,"volume":0.0,"delta":-0.2724,"gamma":0.0001,"vega":47.6706,"theta":-0.2247,"rho":-120.2018,"theo":686.139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":666.18,"last_trade_time":"2026-02-06T13:29:36","percent_change":0.0,"prev_day_close":691.75},{"option":"SPX301220C06700000","bid":1725.8,"bid_size":0.0,"ask":1814.9,"ask_size":0.0,"iv":0.0,"open_interest":118.0,"volume":0.0,"delta":0.7397,"gamma":0.0001,"vega":48.5301,"theta":-0.1113,"rho":153.9081,"theo":1738.8977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1742.01,"last_trade_time":"2026-02-05T14:25:25","percent_change":0.0,"prev_day_close":1773.75},{"option":"SPX301220P06700000","bid":676.9,"bid_size":17.0,"ask":780.9,"ask_size":17.0,"iv":0.2226,"open_interest":75.0,"volume":0.0,"delta":-0.2825,"gamma":0.0001,"vega":48.5301,"theta":-0.2243,"rho":-124.8202,"theo":713.9231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":750.0,"last_trade_time":"2026-02-17T11:34:03","percent_change":0.0,"prev_day_close":719.800018310547},{"option":"SPX301220C06800000","bid":1670.6,"bid_size":0.0,"ask":1760.3,"ask_size":0.0,"iv":0.0,"open_interest":90.0,"volume":3.0,"delta":0.7294,"gamma":0.0001,"vega":49.3599,"theta":-0.1198,"rho":153.2005,"theo":1684.45,"change":45.46,"open":1731.61,"high":1731.61,"low":1731.61,"tick":"up","last_trade_price":1731.61,"last_trade_time":"2026-02-18T12:19:04","percent_change":2.69608,"prev_day_close":1718.94995117188},{"option":"SPX301220P06800000","bid":704.4,"bid_size":17.0,"ask":809.9,"ask_size":17.0,"iv":0.2205,"open_interest":61.0,"volume":0.0,"delta":-0.2928,"gamma":0.0001,"vega":49.3599,"theta":-0.2237,"rho":-129.5294,"theo":742.3918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":744.9,"last_trade_time":"2026-02-12T13:53:23","percent_change":0.0,"prev_day_close":747.799987792969},{"option":"SPX301220C06900000","bid":1615.8,"bid_size":0.0,"ask":1706.1,"ask_size":0.0,"iv":0.0,"open_interest":309.0,"volume":3.0,"delta":0.7189,"gamma":0.0001,"vega":50.1562,"theta":-0.1279,"rho":152.4341,"theo":1630.6843,"change":45.76,"open":1677.61,"high":1677.61,"low":1677.61,"tick":"down","last_trade_price":1677.61,"last_trade_time":"2026-02-18T12:19:04","percent_change":2.80418,"prev_day_close":1658.95001220703},{"option":"SPX301220P06900000","bid":732.5,"bid_size":17.0,"ask":838.9,"ask_size":17.0,"iv":0.2183,"open_interest":345.0,"volume":120.0,"delta":-0.3032,"gamma":0.0001,"vega":50.1562,"theta":-0.2226,"rho":-134.2974,"theo":771.5425,"change":-12.94,"open":773.2,"high":774.01,"low":773.2,"tick":"up","last_trade_price":774.01,"last_trade_time":"2026-02-18T14:24:00","percent_change":-1.64432,"prev_day_close":776.25},{"option":"SPX301220C07000000","bid":1561.5,"bid_size":0.0,"ask":1652.3,"ask_size":0.0,"iv":0.0,"open_interest":4939.0,"volume":1.0,"delta":0.7083,"gamma":0.0001,"vega":50.9202,"theta":-0.1357,"rho":151.6084,"theo":1577.5958,"change":42.58,"open":1620.53,"high":1620.53,"low":1620.53,"tick":"up","last_trade_price":1620.53,"last_trade_time":"2026-02-18T12:49:03","percent_change":2.69844,"prev_day_close":1610.45001220703},{"option":"SPX301220P07000000","bid":760.8,"bid_size":16.0,"ask":868.5,"ask_size":16.0,"iv":0.2161,"open_interest":5143.0,"volume":2.0,"delta":-0.3139,"gamma":0.0001,"vega":50.9202,"theta":-0.2213,"rho":-139.1248,"theo":801.3704,"change":-3.35,"open":797.98,"high":812.6,"low":797.98,"tick":"up","last_trade_price":812.6,"last_trade_time":"2026-02-18T14:47:52","percent_change":-0.410566,"prev_day_close":805.100006103516},{"option":"SPX301220C07100000","bid":1507.5,"bid_size":0.0,"ask":1598.8,"ask_size":0.0,"iv":0.0,"open_interest":52.0,"volume":0.0,"delta":0.6974,"gamma":0.0001,"vega":51.6548,"theta":-0.1431,"rho":150.6911,"theo":1525.1864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1595.04,"last_trade_time":"2026-02-06T13:36:33","percent_change":0.0,"prev_day_close":1551.15002441406},{"option":"SPX301220P07100000","bid":789.3,"bid_size":15.0,"ask":898.6,"ask_size":15.0,"iv":0.2138,"open_interest":1.0,"volume":0.0,"delta":-0.3248,"gamma":0.0001,"vega":51.6548,"theta":-0.2196,"rho":-144.0437,"theo":831.8774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":805.52,"last_trade_time":"2026-02-06T13:36:33","percent_change":0.0,"prev_day_close":834.099975585938},{"option":"SPX301220C07200000","bid":1454.0,"bid_size":0.0,"ask":1545.8,"ask_size":0.0,"iv":0.0,"open_interest":28.0,"volume":0.0,"delta":0.6863,"gamma":0.0001,"vega":52.3606,"theta":-0.1501,"rho":149.6443,"theo":1473.4688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1440.27,"last_trade_time":"2026-02-17T11:01:21","percent_change":0.0,"prev_day_close":1503.60003662109},{"option":"SPX301220P07200000","bid":818.3,"bid_size":15.0,"ask":929.1,"ask_size":15.0,"iv":0.2115,"open_interest":20.0,"volume":0.0,"delta":-0.3358,"gamma":0.0001,"vega":52.3606,"theta":-0.2174,"rho":-149.0921,"theo":863.0761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":887.56,"last_trade_time":"2026-02-17T11:01:21","percent_change":0.0,"prev_day_close":863.600006103516},{"option":"SPX301220C07300000","bid":1401.1,"bid_size":0.0,"ask":1493.3,"ask_size":0.0,"iv":0.0,"open_interest":91.0,"volume":0.0,"delta":0.6751,"gamma":0.0001,"vega":53.0346,"theta":-0.1568,"rho":148.4575,"theo":1422.4615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1529.76,"last_trade_time":"2026-01-15T11:24:41","percent_change":0.0,"prev_day_close":1445.20001220703},{"option":"SPX301220P07300000","bid":847.8,"bid_size":15.0,"ask":960.2,"ask_size":15.0,"iv":0.2092,"open_interest":116.0,"volume":0.0,"delta":-0.3471,"gamma":0.0001,"vega":53.0346,"theta":-0.215,"rho":-154.2805,"theo":894.9852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":806.91,"last_trade_time":"2026-01-15T11:24:41","percent_change":0.0,"prev_day_close":893.649993896484},{"option":"SPX301220C07400000","bid":1348.8,"bid_size":0.0,"ask":1441.4,"ask_size":0.0,"iv":0.0,"open_interest":14.0,"volume":1.0,"delta":0.6636,"gamma":0.0001,"vega":53.6716,"theta":-0.1631,"rho":147.1599,"theo":1372.1791,"change":39.05,"open":1407.55,"high":1407.55,"low":1407.55,"tick":"down","last_trade_price":1407.55,"last_trade_time":"2026-02-18T12:49:03","percent_change":2.85349,"prev_day_close":1393.09997558594},{"option":"SPX301220P07400000","bid":877.9,"bid_size":14.0,"ask":991.7,"ask_size":14.0,"iv":0.2068,"open_interest":1.0,"volume":0.0,"delta":-0.3585,"gamma":0.0001,"vega":53.6716,"theta":-0.2121,"rho":-159.5797,"theo":927.6193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":941.3,"last_trade_time":"2025-11-25T14:19:08","percent_change":0.0,"prev_day_close":924.25},{"option":"SPX301220C07500000","bid":1273.7,"bid_size":7.0,"ask":1393.7,"ask_size":7.0,"iv":0.2054,"open_interest":75.0,"volume":0.0,"delta":0.652,"gamma":0.0001,"vega":54.2676,"theta":-0.169,"rho":145.7942,"theo":1322.6266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1402.29,"last_trade_time":"2025-11-12T14:54:52","percent_change":0.0,"prev_day_close":1347.40002441406},{"option":"SPX301220P07500000","bid":908.7,"bid_size":14.0,"ask":1023.9,"ask_size":14.0,"iv":0.2044,"open_interest":59.0,"volume":0.0,"delta":-0.3702,"gamma":0.0001,"vega":54.2676,"theta":-0.2088,"rho":-164.9471,"theo":960.9832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":896.1,"last_trade_time":"2025-12-29T12:55:56","percent_change":0.0,"prev_day_close":955.5},{"option":"SPX301220C07600000","bid":1222.5,"bid_size":8.0,"ask":1343.3,"ask_size":8.0,"iv":0.203,"open_interest":7.0,"volume":0.0,"delta":0.6402,"gamma":0.0001,"vega":54.8213,"theta":-0.1745,"rho":144.3786,"theo":1273.8029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1354.39,"last_trade_time":"2026-02-11T13:59:06","percent_change":0.0,"prev_day_close":1290.90002441406},{"option":"SPX301220P07600000","bid":940.2,"bid_size":13.0,"ask":1056.7,"ask_size":13.0,"iv":0.202,"open_interest":17.0,"volume":0.0,"delta":-0.382,"gamma":0.0001,"vega":54.8213,"theta":-0.2052,"rho":-170.3643,"theo":995.0758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":948.05,"last_trade_time":"2026-02-11T13:59:06","percent_change":0.0,"prev_day_close":987.399963378906},{"option":"SPX301220C07700000","bid":1172.2,"bid_size":9.0,"ask":1293.7,"ask_size":9.0,"iv":0.2007,"open_interest":23.0,"volume":0.0,"delta":0.6282,"gamma":0.0001,"vega":55.3332,"theta":-0.1796,"rho":142.8882,"theo":1225.7112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1231.99,"last_trade_time":"2025-12-31T15:37:09","percent_change":0.0,"prev_day_close":1246.75},{"option":"SPX301220P07700000","bid":972.6,"bid_size":12.0,"ask":1090.3,"ask_size":12.0,"iv":0.1996,"open_interest":3.0,"volume":0.0,"delta":-0.394,"gamma":0.0001,"vega":55.3332,"theta":-0.2012,"rho":-175.8564,"theo":1029.9006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":938.92,"last_trade_time":"2026-01-23T13:40:44","percent_change":0.0,"prev_day_close":1020.19998168945},{"option":"SPX301220C07800000","bid":1122.7,"bid_size":9.0,"ask":1245.0,"ask_size":9.0,"iv":0.1983,"open_interest":40.0,"volume":0.0,"delta":0.616,"gamma":0.0001,"vega":55.8025,"theta":-0.1842,"rho":141.2758,"theo":1178.3679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1255.26,"last_trade_time":"2026-02-11T13:20:13","percent_change":0.0,"prev_day_close":1191.79998779297},{"option":"SPX301220P07800000","bid":1005.8,"bid_size":12.0,"ask":1124.7,"ask_size":12.0,"iv":0.1973,"open_interest":39.0,"volume":0.0,"delta":-0.4062,"gamma":0.0001,"vega":55.8025,"theta":-0.1967,"rho":-181.4703,"theo":1065.4736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1020.9,"last_trade_time":"2026-02-11T13:20:13","percent_change":0.0,"prev_day_close":1053.74996948242},{"option":"SPX301220C07900000","bid":1074.2,"bid_size":9.0,"ask":1197.1,"ask_size":9.0,"iv":0.196,"open_interest":0.0,"volume":0.0,"delta":0.6036,"gamma":0.0001,"vega":56.2267,"theta":-0.1885,"rho":139.5153,"theo":1131.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1082.1,"last_trade_time":"2025-10-07T12:06:12","percent_change":0.0,"prev_day_close":1143.54998779297},{"option":"SPX301220P07900000","bid":1040.1,"bid_size":12.0,"ask":1159.9,"ask_size":12.0,"iv":0.195,"open_interest":0.0,"volume":0.0,"delta":-0.4186,"gamma":0.0001,"vega":56.2267,"theta":-0.1918,"rho":-187.2325,"theo":1101.8216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1050.44,"last_trade_time":"2025-10-07T12:06:12","percent_change":0.0,"prev_day_close":1088.85003662109},{"option":"SPX301220C08000000","bid":1026.7,"bid_size":10.0,"ask":1150.1,"ask_size":10.0,"iv":0.1937,"open_interest":223.0,"volume":0.0,"delta":0.591,"gamma":0.0001,"vega":56.6026,"theta":-0.1924,"rho":137.628,"theo":1086.033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1198.0,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1096.20001220703},{"option":"SPX301220P08000000","bid":1075.3,"bid_size":12.0,"ask":1196.1,"ask_size":12.0,"iv":0.1927,"open_interest":35.0,"volume":0.0,"delta":-0.4312,"gamma":0.0001,"vega":56.6026,"theta":-0.1866,"rho":-193.1214,"theo":1138.9715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1075.18,"last_trade_time":"2026-02-04T15:45:17","percent_change":0.0,"prev_day_close":1124.5},{"option":"SPX301220C08200000","bid":935.0,"bid_size":10.0,"ask":1059.2,"ask_size":10.0,"iv":0.1892,"open_interest":467.0,"volume":0.0,"delta":0.5653,"gamma":0.0001,"vega":57.2037,"theta":-0.1988,"rho":133.6606,"theo":996.9692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1033.14,"last_trade_time":"2025-10-27T15:17:50","percent_change":0.0,"prev_day_close":1004.64999389648},{"option":"SPX301220P08200000","bid":1149.1,"bid_size":11.0,"ask":1271.4,"ask_size":11.0,"iv":0.1883,"open_interest":275.0,"volume":0.0,"delta":-0.4568,"gamma":0.0001,"vega":57.2037,"theta":-0.1747,"rho":-205.092,"theo":1215.7404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1257.0,"last_trade_time":"2025-08-08T15:15:53","percent_change":0.0,"prev_day_close":1198.89996337891},{"option":"SPX301220C08400000","bid":848.0,"bid_size":11.0,"ask":972.5,"ask_size":11.0,"iv":0.185,"open_interest":106.0,"volume":0.0,"delta":0.539,"gamma":0.0001,"vega":57.5924,"theta":-0.2036,"rho":129.4051,"theo":911.2956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1020.3,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":917.5},{"option":"SPX301220P08400000","bid":1227.7,"bid_size":11.0,"ask":1350.9,"ask_size":11.0,"iv":0.184,"open_interest":2.0,"volume":0.0,"delta":-0.4832,"gamma":0.0001,"vega":57.5924,"theta":-0.1612,"rho":-217.3508,"theo":1295.8996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1167.35,"last_trade_time":"2026-01-13T12:24:34","percent_change":0.0,"prev_day_close":1277.64996337891},{"option":"SPX301220C08600000","bid":766.1,"bid_size":11.0,"ask":890.6,"ask_size":11.0,"iv":0.181,"open_interest":180.0,"volume":0.0,"delta":0.512,"gamma":0.0002,"vega":57.7397,"theta":-0.2067,"rho":124.6049,"theo":829.2895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":936.0,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":840.899993896484},{"option":"SPX301220P08600000","bid":1311.4,"bid_size":11.0,"ask":1435.1,"ask_size":11.0,"iv":0.1801,"open_interest":162.0,"volume":2.0,"delta":-0.5102,"gamma":0.0002,"vega":57.7397,"theta":-0.146,"rho":-230.1542,"theo":1379.7263,"change":-28.18,"open":1351.42,"high":1351.42,"low":1351.42,"tick":"up","last_trade_price":1351.42,"last_trade_time":"2026-02-18T10:54:18","percent_change":-2.04262,"prev_day_close":1361.10003662109},{"option":"SPX301220C08800000","bid":689.6,"bid_size":11.0,"ask":813.5,"ask_size":11.0,"iv":0.1773,"open_interest":12.0,"volume":0.0,"delta":0.4845,"gamma":0.0002,"vega":57.6489,"theta":-0.2081,"rho":119.5368,"theo":751.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":855.1,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":757.550018310547},{"option":"SPX301220P08800000","bid":1400.6,"bid_size":11.0,"ask":1524.2,"ask_size":11.0,"iv":0.1764,"open_interest":0.0,"volume":0.0,"delta":-0.5376,"gamma":0.0002,"vega":57.6489,"theta":-0.1291,"rho":-243.2256,"theo":1467.5251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1449.5},{"option":"SPX301220C09000000","bid":618.5,"bid_size":12.0,"ask":741.3,"ask_size":12.0,"iv":0.1738,"open_interest":862.0,"volume":0.0,"delta":0.4567,"gamma":0.0002,"vega":57.3094,"theta":-0.2078,"rho":114.2143,"theo":677.4447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":690.0,"last_trade_time":"2026-01-20T09:52:56","percent_change":0.0,"prev_day_close":685.100006103516},{"option":"SPX301220P09000000","bid":1495.0,"bid_size":10.0,"ask":1618.2,"ask_size":10.0,"iv":0.1729,"open_interest":318.0,"volume":0.0,"delta":-0.5655,"gamma":0.0002,"vega":57.3094,"theta":-0.1106,"rho":-256.5514,"theo":1559.5471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1503.5,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1543.0},{"option":"SPX301220C09200000","bid":552.5,"bid_size":12.0,"ask":673.7,"ask_size":12.0,"iv":0.1706,"open_interest":430.0,"volume":0.0,"delta":0.4286,"gamma":0.0002,"vega":56.6817,"theta":-0.2061,"rho":108.435,"theo":608.2533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":590.0,"last_trade_time":"2025-12-19T12:41:28","percent_change":0.0,"prev_day_close":623.350006103516},{"option":"SPX301220P09200000","bid":1594.5,"bid_size":9.0,"ask":1716.8,"ask_size":9.0,"iv":0.1696,"open_interest":77.0,"volume":0.0,"delta":-0.5935,"gamma":0.0002,"vega":56.6817,"theta":-0.0905,"rho":-270.334,"theo":1656.1885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1595.2,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1641.39996337891},{"option":"SPX301220C09400000","bid":491.7,"bid_size":12.0,"ask":610.6,"ask_size":12.0,"iv":0.1675,"open_interest":7.0,"volume":0.0,"delta":0.4007,"gamma":0.0002,"vega":55.8128,"theta":-0.2029,"rho":102.5889,"theo":543.9843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":506.8,"last_trade_time":"2025-12-17T11:44:20","percent_change":0.0,"prev_day_close":560.600006103516},{"option":"SPX301220P09400000","bid":1699.1,"bid_size":9.0,"ask":1820.2,"ask_size":9.0,"iv":0.1666,"open_interest":3.0,"volume":0.0,"delta":-0.6215,"gamma":0.0002,"vega":55.8128,"theta":-0.0691,"rho":-284.1833,"theo":1757.7522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1689.7,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1742.34997558594},{"option":"SPX301220C09500000","bid":463.1,"bid_size":13.0,"ask":580.7,"ask_size":13.0,"iv":0.1661,"open_interest":12.0,"volume":0.0,"delta":0.3868,"gamma":0.0002,"vega":55.2882,"theta":-0.2009,"rho":99.6209,"theo":513.746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":549.16,"last_trade_time":"2026-01-06T13:47:36","percent_change":0.0,"prev_day_close":525.299987792969},{"option":"SPX301220P09500000","bid":1753.2,"bid_size":8.0,"ask":1873.5,"ask_size":8.0,"iv":0.1651,"open_interest":7.0,"volume":0.0,"delta":-0.6354,"gamma":0.0002,"vega":55.2882,"theta":-0.0579,"rho":-291.1529,"theo":1810.4304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1738.9,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1798.04998779297},{"option":"SPX301220C09550000","bid":449.3,"bid_size":13.0,"ask":566.2,"ask_size":13.0,"iv":0.1654,"open_interest":0.0,"volume":0.0,"delta":0.3799,"gamma":0.0002,"vega":54.9988,"theta":-0.1997,"rho":98.1024,"theo":499.1119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":510.999984741211},{"option":"SPX301220P09550000","bid":1780.7,"bid_size":8.0,"ask":1900.6,"ask_size":8.0,"iv":0.1644,"open_interest":3.0,"volume":0.0,"delta":-0.6423,"gamma":0.0002,"vega":54.9988,"theta":-0.0522,"rho":-294.6722,"theo":1837.2545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1763.4,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1825.14996337891},{"option":"SPX301220C09600000","bid":435.8,"bid_size":13.0,"ask":551.9,"ask_size":13.0,"iv":0.1647,"open_interest":17.0,"volume":0.0,"delta":0.373,"gamma":0.0002,"vega":54.6906,"theta":-0.1985,"rho":96.5615,"theo":484.8048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":465.0,"last_trade_time":"2025-10-10T11:28:15","percent_change":0.0,"prev_day_close":496.899993896484},{"option":"SPX301220P09600000","bid":1808.5,"bid_size":8.0,"ask":1927.9,"ask_size":8.0,"iv":0.1637,"open_interest":9.0,"volume":0.0,"delta":-0.6492,"gamma":0.0002,"vega":54.6906,"theta":-0.0464,"rho":-298.214,"theo":1864.4056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1788.7,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":1852.59997558594},{"option":"SPX301220C09800000","bid":384.6,"bid_size":15.0,"ask":497.5,"ask_size":15.0,"iv":0.1619,"open_interest":700.0,"volume":0.0,"delta":0.3459,"gamma":0.0002,"vega":53.3013,"theta":-0.193,"rho":90.367,"theo":430.8307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":485.19,"last_trade_time":"2026-02-03T11:30:18","percent_change":0.0,"prev_day_close":443.550003051758},{"option":"SPX301220P09800000","bid":1916.2,"bid_size":0.0,"ask":2009.7,"ask_size":0.0,"iv":0.0,"open_interest":410.0,"volume":0.0,"delta":-0.6762,"gamma":0.0002,"vega":53.3013,"theta":-0.0226,"rho":-312.4117,"theo":1976.2642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1849.6,"last_trade_time":"2026-02-03T11:30:18","percent_change":0.0,"prev_day_close":1965.15002441406},{"option":"SPX301220C10000000","bid":337.9,"bid_size":15.0,"ask":447.1,"ask_size":15.0,"iv":0.1594,"open_interest":1290.0,"volume":0.0,"delta":0.3196,"gamma":0.0002,"vega":51.7378,"theta":-0.1866,"rho":84.3515,"theo":381.8413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":398.65,"last_trade_time":"2026-02-12T14:32:15","percent_change":0.0,"prev_day_close":395.25},{"option":"SPX301220P10000000","bid":2033.6,"bid_size":0.0,"ask":2126.0,"ask_size":0.0,"iv":0.0,"open_interest":125.0,"volume":0.0,"delta":-0.7025,"gamma":0.0002,"vega":51.7378,"theta":0.0,"rho":-326.4304,"theo":2093.1076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2181.1,"last_trade_time":"2025-11-20T15:20:43","percent_change":0.0,"prev_day_close":2082.10003662109},{"option":"SPX301220C10200000","bid":295.0,"bid_size":17.0,"ask":401.2,"ask_size":17.0,"iv":0.1569,"open_interest":20.0,"volume":0.0,"delta":0.2942,"gamma":0.0002,"vega":49.9568,"theta":-0.1794,"rho":78.2545,"theo":337.5013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.6,"last_trade_time":"2025-12-02T14:15:31","percent_change":0.0,"prev_day_close":350.699996948242},{"option":"SPX301220P10200000","bid":2155.4,"bid_size":0.0,"ask":2246.5,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.7279,"gamma":0.0002,"vega":49.9568,"theta":0.0,"rho":-340.5307,"theo":2214.6004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2303.9,"last_trade_time":"2025-11-20T15:20:48","percent_change":0.0,"prev_day_close":2203.34997558594},{"option":"SPX301220C10400000","bid":255.3,"bid_size":18.0,"ask":359.9,"ask_size":18.0,"iv":0.1546,"open_interest":94.0,"volume":0.0,"delta":0.2698,"gamma":0.0001,"vega":47.9969,"theta":-0.1714,"rho":72.3205,"theo":297.4613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.89,"last_trade_time":"2026-02-06T10:44:57","percent_change":0.0,"prev_day_close":309.599990844727},{"option":"SPX301220P10400000","bid":2281.2,"bid_size":0.0,"ask":2371.0,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.7523,"gamma":0.0001,"vega":47.9969,"theta":0.0,"rho":-354.4679,"theo":2340.3932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2284.24,"last_trade_time":"2026-02-06T10:44:57","percent_change":0.0,"prev_day_close":2323.09997558594},{"option":"SPX301220C10600000","bid":219.7,"bid_size":18.0,"ask":322.3,"ask_size":18.0,"iv":0.1524,"open_interest":68.0,"volume":0.0,"delta":0.2465,"gamma":0.0001,"vega":45.9343,"theta":-0.1629,"rho":66.6088,"theo":261.3446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.3,"last_trade_time":"2025-11-12T10:27:20","percent_change":0.0,"prev_day_close":272.800003051758},{"option":"SPX301220P10600000","bid":2305.3,"bid_size":0.0,"ask":2605.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.7757,"gamma":0.0001,"vega":45.9343,"theta":0.0,"rho":-368.1829,"theo":2470.1093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2457.60009765625},{"option":"SPX301220C10800000","bid":187.9,"bid_size":19.0,"ask":288.4,"ask_size":19.0,"iv":0.1504,"open_interest":74.0,"volume":0.0,"delta":0.2244,"gamma":0.0001,"vega":43.7122,"theta":-0.154,"rho":60.9591,"theo":228.972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.35,"last_trade_time":"2026-02-11T14:39:33","percent_change":0.0,"prev_day_close":239.900009155273},{"option":"SPX301220P10800000","bid":2438.2,"bid_size":0.0,"ask":2738.2,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-0.7978,"gamma":0.0001,"vega":43.7122,"theta":0.0,"rho":-381.8359,"theo":2603.5695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2479.97,"last_trade_time":"2026-02-11T14:39:33","percent_change":0.0,"prev_day_close":2590.39990234375},{"option":"SPX301220C11000000","bid":159.8,"bid_size":20.0,"ask":258.1,"ask_size":20.0,"iv":0.1485,"open_interest":454.0,"volume":0.0,"delta":0.2035,"gamma":0.0001,"vega":41.4341,"theta":-0.1448,"rho":55.6943,"theo":200.1469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.83,"last_trade_time":"2026-02-13T09:46:04","percent_change":0.0,"prev_day_close":210.650001525879},{"option":"SPX301220P11000000","bid":2574.4,"bid_size":0.0,"ask":2874.4,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.8186,"gamma":0.0001,"vega":41.4341,"theta":0.0,"rho":-395.104,"theo":2740.5772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2567.53,"last_trade_time":"2025-10-31T09:42:13","percent_change":0.0,"prev_day_close":2726.89990234375},{"option":"SPX301220C11200000","bid":135.1,"bid_size":21.0,"ask":231.1,"ask_size":21.0,"iv":0.1468,"open_interest":306.0,"volume":0.0,"delta":0.1841,"gamma":0.0001,"vega":39.132,"theta":-0.1356,"rho":50.6548,"theo":174.6688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.2,"last_trade_time":"2026-01-28T10:42:42","percent_change":0.0,"prev_day_close":184.849998474121},{"option":"SPX301220P11200000","bid":2714.3,"bid_size":0.0,"ask":3014.3,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.8381,"gamma":0.0001,"vega":39.132,"theta":0.0,"rho":-408.1467,"theo":2880.9318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2724.51,"last_trade_time":"2025-10-28T12:31:37","percent_change":0.0,"prev_day_close":2866.89990234375},{"option":"SPX301220C11400000","bid":113.6,"bid_size":21.0,"ask":207.3,"ask_size":21.0,"iv":0.1454,"open_interest":226.0,"volume":0.0,"delta":0.1662,"gamma":0.0001,"vega":36.7878,"theta":-0.1265,"rho":45.9149,"theo":152.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.05,"last_trade_time":"2026-01-26T15:01:54","percent_change":0.0,"prev_day_close":162.100002288818},{"option":"SPX301220P11400000","bid":2857.6,"bid_size":0.0,"ask":3157.6,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.856,"gamma":0.0001,"vega":36.7878,"theta":0.0,"rho":-420.8898,"theo":3024.4677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2989.86,"last_trade_time":"2025-11-17T10:54:57","percent_change":0.0,"prev_day_close":3010.19995117188},{"option":"SPX301220C12000000","bid":67.0,"bid_size":31.0,"ask":151.0,"ask_size":31.0,"iv":0.1423,"open_interest":7533.0,"volume":1.0,"delta":0.1216,"gamma":0.0001,"vega":30.1733,"theta":-0.1015,"rho":34.0078,"theo":101.8865,"change":6.95,"open":112.0,"high":112.0,"low":112.0,"tick":"no_change","last_trade_price":112.0,"last_trade_time":"2026-02-18T15:14:32","percent_change":6.6159,"prev_day_close":103.5},{"option":"SPX301220P12000000","bid":3303.2,"bid_size":0.0,"ask":3603.2,"ask_size":0.0,"iv":0.0,"open_interest":96.0,"volume":0.0,"delta":-0.9006,"gamma":0.0001,"vega":30.1733,"theta":0.0,"rho":-456.8068,"theo":3471.4807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2981.7,"last_trade_time":"2026-02-10T11:52:19","percent_change":0.0,"prev_day_close":3455.80004882812},{"option":"SPX311219C02000000","bid":4876.5,"bid_size":0.0,"ask":5176.5,"ask_size":0.0,"iv":0.0,"open_interest":60.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":6.8754,"theta":0.0,"rho":99.394,"theo":5020.4575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4950.38,"last_trade_time":"2026-02-17T10:24:34","percent_change":0.0,"prev_day_close":5024.39990234375},{"option":"SPX311219P02000000","bid":29.9,"bid_size":74.0,"ask":64.5,"ask_size":74.0,"iv":0.347,"open_interest":59.0,"volume":1.0,"delta":-0.0175,"gamma":0.0,"vega":6.8754,"theta":-0.0482,"rho":-9.2235,"theo":44.4416,"change":1.7,"open":47.2,"high":47.2,"low":47.2,"tick":"down","last_trade_price":47.2,"last_trade_time":"2026-02-18T10:02:01","percent_change":3.73626,"prev_day_close":45.1500005722046},{"option":"SPX311219C02400000","bid":4580.7,"bid_size":0.0,"ask":4880.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":9.4548,"theta":0.0,"rho":113.727,"theo":4721.2587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4728.10009765625},{"option":"SPX311219P02400000","bid":46.9,"bid_size":67.0,"ask":77.5,"ask_size":1.0,"iv":0.322,"open_interest":12.0,"volume":0.0,"delta":-0.0256,"gamma":0.0,"vega":9.4548,"theta":-0.0623,"rho":-13.4402,"theo":64.1105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.33,"last_trade_time":"2026-02-17T11:17:51","percent_change":0.0,"prev_day_close":63.6000003814697},{"option":"SPX311219C02800000","bid":4288.9,"bid_size":0.0,"ask":4588.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":12.4416,"theta":0.0,"rho":126.9677,"theo":4427.4658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4436.89990234375},{"option":"SPX311219P02800000","bid":66.4,"bid_size":59.0,"ask":122.8,"ask_size":59.0,"iv":0.3132,"open_interest":601.0,"volume":0.0,"delta":-0.0357,"gamma":0.0,"vega":12.4416,"theta":-0.0776,"rho":-18.7493,"theo":89.1854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.73,"last_trade_time":"2026-01-30T13:52:31","percent_change":0.0,"prev_day_close":90.7000007629394},{"option":"SPX311219C03200000","bid":4001.5,"bid_size":0.0,"ask":4301.5,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9869,"gamma":0.0,"vega":15.8001,"theta":0.0,"rho":138.9603,"theo":4139.8978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4261.38,"last_trade_time":"2026-01-15T10:17:01","percent_change":0.0,"prev_day_close":4149.5},{"option":"SPX311219P03200000","bid":90.1,"bid_size":49.0,"ask":160.5,"ask_size":49.0,"iv":0.2989,"open_interest":1858.0,"volume":0.0,"delta":-0.0482,"gamma":0.0,"vega":15.8001,"theta":-0.0937,"rho":-25.3064,"theo":120.485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.0,"last_trade_time":"2026-02-09T15:44:49","percent_change":0.0,"prev_day_close":121.5},{"option":"SPX311219C03600000","bid":3719.7,"bid_size":0.0,"ask":4019.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.972,"gamma":0.0,"vega":19.517,"theta":0.0,"rho":149.5682,"theo":3859.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3981.83,"last_trade_time":"2026-01-15T10:17:01","percent_change":0.0,"prev_day_close":3866.60009765625},{"option":"SPX311219P03600000","bid":122.7,"bid_size":43.0,"ask":201.0,"ask_size":43.0,"iv":0.2862,"open_interest":251.0,"volume":200.0,"delta":-0.063,"gamma":0.0,"vega":19.517,"theta":-0.1101,"rho":-33.2482,"theo":158.7104,"change":-4.05,"open":160.0,"high":160.0,"low":160.0,"tick":"up","last_trade_price":160.0,"last_trade_time":"2026-02-18T11:24:47","percent_change":-2.46876,"prev_day_close":162.0},{"option":"SPX311219C04000000","bid":3445.5,"bid_size":0.0,"ask":3745.5,"ask_size":0.0,"iv":0.0,"open_interest":2576.0,"volume":0.0,"delta":0.9546,"gamma":0.0,"vega":23.4903,"theta":0.0,"rho":158.8202,"theo":3586.1442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3537.29,"last_trade_time":"2026-02-13T10:18:47","percent_change":0.0,"prev_day_close":3592.60009765625},{"option":"SPX311219P04000000","bid":162.6,"bid_size":38.0,"ask":247.7,"ask_size":38.0,"iv":0.2748,"open_interest":2582.0,"volume":0.0,"delta":-0.0805,"gamma":0.0,"vega":23.4903,"theta":-0.1263,"rho":-42.546,"theo":204.4668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.71,"last_trade_time":"2026-02-13T10:18:47","percent_change":0.0,"prev_day_close":202.349998474121},{"option":"SPX311219C04400000","bid":3179.8,"bid_size":0.0,"ask":3479.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9346,"gamma":0.0,"vega":27.6426,"theta":0.0,"rho":166.5744,"theo":3321.0839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3328.39990234375},{"option":"SPX311219P04400000","bid":210.2,"bid_size":33.0,"ask":303.0,"ask_size":33.0,"iv":0.2649,"open_interest":280.0,"volume":0.0,"delta":-0.1005,"gamma":0.0,"vega":27.6426,"theta":-0.1417,"rho":-53.3415,"theo":258.2743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.0,"last_trade_time":"2026-02-10T14:04:49","percent_change":0.0,"prev_day_close":254.349998474121},{"option":"SPX311219C04800000","bid":2923.5,"bid_size":0.0,"ask":3223.5,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.912,"gamma":0.0,"vega":31.9378,"theta":0.0,"rho":172.8061,"theo":3064.3784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3042.5},{"option":"SPX311219P04800000","bid":267.3,"bid_size":30.0,"ask":367.6,"ask_size":30.0,"iv":0.2562,"open_interest":483.0,"volume":2.0,"delta":-0.1231,"gamma":0.0,"vega":31.9378,"theta":-0.1556,"rho":-65.6594,"theo":320.4364,"change":-3.4,"open":316.0,"high":316.0,"low":316.0,"tick":"down","last_trade_price":316.0,"last_trade_time":"2026-02-18T13:54:31","percent_change":-1.0645,"prev_day_close":315.399993896484},{"option":"SPX311219C05200000","bid":2677.4,"bid_size":0.0,"ask":2977.4,"ask_size":0.0,"iv":0.0,"open_interest":38.0,"volume":0.0,"delta":0.8868,"gamma":0.0001,"vega":36.2172,"theta":0.0,"rho":177.6443,"theo":2816.3098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2824.80004882812},{"option":"SPX311219P05200000","bid":335.0,"bid_size":24.0,"ask":443.0,"ask_size":24.0,"iv":0.2487,"open_interest":40.0,"volume":0.0,"delta":-0.1483,"gamma":0.0001,"vega":36.2172,"theta":-0.1676,"rho":-79.371,"theo":391.2356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":339.1,"last_trade_time":"2026-02-17T13:38:53","percent_change":0.0,"prev_day_close":386.300003051758},{"option":"SPX311219C05600000","bid":2441.0,"bid_size":0.0,"ask":2741.0,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.8591,"gamma":0.0001,"vega":40.4759,"theta":0.0,"rho":180.8525,"theo":2577.0024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2725.0,"last_trade_time":"2026-01-15T14:08:35","percent_change":0.0,"prev_day_close":2589.10009765625},{"option":"SPX311219P05600000","bid":415.2,"bid_size":21.0,"ask":529.3,"ask_size":21.0,"iv":0.2422,"open_interest":209.0,"volume":100.0,"delta":-0.176,"gamma":0.0001,"vega":40.4759,"theta":-0.177,"rho":-94.7125,"theo":470.7959,"change":-6.2,"open":468.1,"high":468.1,"low":468.1,"tick":"up","last_trade_price":468.1,"last_trade_time":"2026-02-18T11:24:47","percent_change":-1.30719,"prev_day_close":467.950012207031},{"option":"SPX311219C06000000","bid":2215.7,"bid_size":0.0,"ask":2515.7,"ask_size":0.0,"iv":0.0,"open_interest":2760.0,"volume":1.0,"delta":0.8289,"gamma":0.0001,"vega":44.5718,"theta":0.0,"rho":182.745,"theo":2346.4811,"change":46.4801,"open":2384.88,"high":2384.88,"low":2384.88,"tick":"up","last_trade_price":2384.88,"last_trade_time":"2026-02-18T10:44:50","percent_change":1.98769,"prev_day_close":2363.69995117188},{"option":"SPX311219P06000000","bid":507.3,"bid_size":20.0,"ask":625.0,"ask_size":20.0,"iv":0.2362,"open_interest":3024.0,"volume":1.0,"delta":-0.2062,"gamma":0.0001,"vega":44.5718,"theta":-0.1834,"rho":-111.3697,"theo":559.1423,"change":-14.12,"open":552.98,"high":552.98,"low":552.98,"tick":"down","last_trade_price":552.98,"last_trade_time":"2026-02-18T10:44:50","percent_change":-2.48986,"prev_day_close":559.650009155273},{"option":"SPX311219C06400000","bid":1999.8,"bid_size":0.0,"ask":2299.8,"ask_size":0.0,"iv":0.0,"open_interest":37.0,"volume":0.0,"delta":0.7963,"gamma":0.0001,"vega":48.4669,"theta":-0.0224,"rho":183.0446,"theo":2124.8017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2208.42,"last_trade_time":"2026-02-11T12:24:32","percent_change":0.0,"prev_day_close":2147.30004882812},{"option":"SPX311219P06400000","bid":608.1,"bid_size":18.0,"ask":728.9,"ask_size":18.0,"iv":0.2299,"open_interest":749.0,"volume":0.0,"delta":-0.2388,"gamma":0.0001,"vega":48.4669,"theta":-0.1864,"rho":-129.6199,"theo":656.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":742.4,"last_trade_time":"2026-02-17T13:36:11","percent_change":0.0,"prev_day_close":660.5},{"option":"SPX311219C06800000","bid":1890.9,"bid_size":0.0,"ask":1998.6,"ask_size":0.0,"iv":0.0,"open_interest":154.0,"volume":5.0,"delta":0.7612,"gamma":0.0001,"vega":52.0717,"theta":-0.0572,"rho":182.0044,"theo":1911.8395,"change":25.0,"open":1940.0,"high":1940.0,"low":1940.0,"tick":"up","last_trade_price":1940.0,"last_trade_time":"2026-02-18T09:50:32","percent_change":1.30548,"prev_day_close":1949.34997558594},{"option":"SPX311219P06800000","bid":714.6,"bid_size":18.0,"ask":840.1,"ask_size":18.0,"iv":0.2232,"open_interest":40.0,"volume":0.0,"delta":-0.2738,"gamma":0.0001,"vega":52.0717,"theta":-0.1857,"rho":-149.2098,"theo":762.2361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":697.3,"last_trade_time":"2026-02-17T13:33:58","percent_change":0.0,"prev_day_close":768.450012207031},{"option":"SPX311219C07200000","bid":1684.8,"bid_size":0.0,"ask":1794.9,"ask_size":0.0,"iv":0.0,"open_interest":206.0,"volume":1.0,"delta":0.7238,"gamma":0.0001,"vega":55.3112,"theta":-0.088,"rho":179.4822,"theo":1707.6753,"change":42.69,"open":1753.34,"high":1753.34,"low":1753.34,"tick":"down","last_trade_price":1753.34,"last_trade_time":"2026-02-18T10:44:50","percent_change":2.49554,"prev_day_close":1744.64996337891},{"option":"SPX311219P07200000","bid":826.9,"bid_size":16.0,"ask":955.3,"ask_size":16.0,"iv":0.2157,"open_interest":66.0,"volume":1.0,"delta":-0.3113,"gamma":0.0001,"vega":55.3112,"theta":-0.1808,"rho":-170.2817,"theo":876.9396,"change":-18.36,"open":874.54,"high":874.54,"low":874.54,"tick":"up","last_trade_price":874.54,"last_trade_time":"2026-02-18T10:44:50","percent_change":-2.05622,"prev_day_close":885.75},{"option":"SPX311219C07600000","bid":1484.4,"bid_size":0.0,"ask":1596.5,"ask_size":0.0,"iv":0.0,"open_interest":54.0,"volume":0.0,"delta":0.684,"gamma":0.0001,"vega":58.1237,"theta":-0.1143,"rho":175.4996,"theo":1512.2452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1617.14,"last_trade_time":"2026-02-03T12:04:54","percent_change":0.0,"prev_day_close":1538.54998779297},{"option":"SPX311219P07600000","bid":941.5,"bid_size":15.0,"ask":1076.8,"ask_size":15.0,"iv":0.2074,"open_interest":37.0,"volume":0.0,"delta":-0.3511,"gamma":0.0001,"vega":58.1237,"theta":-0.1714,"rho":-192.8141,"theo":1000.3773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":931.22,"last_trade_time":"2026-01-29T15:06:12","percent_change":0.0,"prev_day_close":999.549987792969},{"option":"SPX311219C08000000","bid":1264.0,"bid_size":8.0,"ask":1409.6,"ask_size":8.0,"iv":0.2003,"open_interest":74.0,"volume":0.0,"delta":0.6417,"gamma":0.0001,"vega":60.4141,"theta":-0.1359,"rho":170.1475,"theo":1325.8584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1314.1,"last_trade_time":"2026-02-13T10:18:21","percent_change":0.0,"prev_day_close":1353.34997558594},{"option":"SPX311219P08000000","bid":1063.9,"bid_size":13.0,"ask":1204.9,"ask_size":13.0,"iv":0.1988,"open_interest":333.0,"volume":0.0,"delta":-0.3934,"gamma":0.0001,"vega":60.4141,"theta":-0.1574,"rho":-216.7158,"theo":1132.8582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1151.33,"last_trade_time":"2026-02-13T10:18:21","percent_change":0.0,"prev_day_close":1125.45001220703},{"option":"SPX311219C08400000","bid":1080.7,"bid_size":10.0,"ask":1229.1,"ask_size":10.0,"iv":0.192,"open_interest":7.0,"volume":0.0,"delta":0.597,"gamma":0.0001,"vega":62.1053,"theta":-0.1526,"rho":163.128,"theo":1148.972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1274.6,"last_trade_time":"2026-01-28T13:16:26","percent_change":0.0,"prev_day_close":1166.45001220703},{"option":"SPX311219P08400000","bid":1197.7,"bid_size":12.0,"ask":1343.1,"ask_size":12.0,"iv":0.1904,"open_interest":11.0,"volume":4.0,"delta":-0.4381,"gamma":0.0001,"vega":62.1053,"theta":-0.1386,"rho":-242.285,"theo":1274.8395,"change":-23.68,"open":1255.32,"high":1255.32,"low":1255.32,"tick":"up","last_trade_price":1255.32,"last_trade_time":"2026-02-18T11:18:29","percent_change":-1.85145,"prev_day_close":1262.70001220703},{"option":"SPX311219C08800000","bid":911.9,"bid_size":11.0,"ask":1061.7,"ask_size":11.0,"iv":0.1843,"open_interest":0.0,"volume":0.0,"delta":0.55,"gamma":0.0001,"vega":63.1018,"theta":-0.1644,"rho":154.8242,"theo":982.7304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":999.100006103516},{"option":"SPX311219P08800000","bid":1346.2,"bid_size":11.0,"ask":1494.3,"ask_size":11.0,"iv":0.1825,"open_interest":0.0,"volume":0.0,"delta":-0.4851,"gamma":0.0001,"vega":63.1018,"theta":-0.1147,"rho":-269.1387,"theo":1427.4656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1413.34997558594},{"option":"SPX311219C09200000","bid":760.3,"bid_size":11.0,"ask":909.8,"ask_size":11.0,"iv":0.1773,"open_interest":0.0,"volume":0.0,"delta":0.501,"gamma":0.0001,"vega":63.2872,"theta":-0.1711,"rho":144.8007,"theo":829.0963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":895.0,"last_trade_time":"2026-01-12T10:26:58","percent_change":0.0,"prev_day_close":847.25},{"option":"SPX311219P09200000","bid":1512.0,"bid_size":11.0,"ask":1660.8,"ask_size":11.0,"iv":0.1754,"open_interest":0.0,"volume":0.0,"delta":-0.534,"gamma":0.0001,"vega":63.2872,"theta":-0.0858,"rho":-297.7118,"theo":1592.6992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1580.09997558594},{"option":"SPX311219C09600000","bid":627.0,"bid_size":12.0,"ask":774.1,"ask_size":12.0,"iv":0.1712,"open_interest":0.0,"volume":0.0,"delta":0.451,"gamma":0.0002,"vega":62.6084,"theta":-0.1731,"rho":133.6266,"theo":690.7681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.850006103516},{"option":"SPX311219P09600000","bid":1695.9,"bid_size":10.0,"ask":1843.8,"ask_size":10.0,"iv":0.169,"open_interest":0.0,"volume":0.0,"delta":-0.584,"gamma":0.0002,"vega":62.6084,"theta":-0.0522,"rho":-327.4357,"theo":1773.2387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1762.64996337891},{"option":"SPX311219C10000000","bid":511.2,"bid_size":12.0,"ask":654.0,"ask_size":12.0,"iv":0.1657,"open_interest":370.0,"volume":0.0,"delta":0.4015,"gamma":0.0002,"vega":61.06,"theta":-0.1711,"rho":121.6065,"theo":570.4377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":579.0,"last_trade_time":"2026-02-12T15:50:00","percent_change":0.0,"prev_day_close":592.699981689453},{"option":"SPX311219P10000000","bid":1897.0,"bid_size":9.0,"ask":2042.5,"ask_size":9.0,"iv":0.1634,"open_interest":601.0,"volume":0.0,"delta":-0.6335,"gamma":0.0002,"vega":61.06,"theta":-0.0146,"rho":-358.0055,"theo":1971.776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1890.18,"last_trade_time":"2026-02-06T11:54:48","percent_change":0.0,"prev_day_close":1955.39996337891},{"option":"SPX311219C10400000","bid":411.8,"bid_size":15.0,"ask":548.4,"ask_size":15.0,"iv":0.1609,"open_interest":0.0,"volume":0.0,"delta":0.3541,"gamma":0.0002,"vega":58.6914,"theta":-0.1659,"rho":109.0944,"theo":468.6779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.350006103516},{"option":"SPX311219P10400000","bid":2115.6,"bid_size":0.0,"ask":2229.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.681,"gamma":0.0002,"vega":58.6914,"theta":0.0,"rho":-389.0673,"theo":2188.884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2174.79992675781},{"option":"SPX311219C10800000","bid":327.5,"bid_size":16.0,"ask":456.3,"ask_size":16.0,"iv":0.1565,"open_interest":0.0,"volume":0.0,"delta":0.3096,"gamma":0.0001,"vega":55.732,"theta":-0.1581,"rho":96.96,"theo":383.8915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.899993896484},{"option":"SPX311219P10800000","bid":2344.3,"bid_size":0.0,"ask":2456.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.7254,"gamma":0.0001,"vega":55.732,"theta":0.0,"rho":-419.7514,"theo":2422.9652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2395.65002441406},{"option":"SPX311219C11200000","bid":254.5,"bid_size":18.0,"ask":379.2,"ask_size":18.0,"iv":0.1525,"open_interest":5.0,"volume":0.0,"delta":0.269,"gamma":0.0001,"vega":52.2811,"theta":-0.1486,"rho":85.3568,"theo":314.1206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":365.0,"last_trade_time":"2026-02-11T09:49:29","percent_change":0.0,"prev_day_close":320.699996948242},{"option":"SPX311219P11200000","bid":2586.4,"bid_size":0.0,"ask":2695.6,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.766,"gamma":0.0001,"vega":52.2811,"theta":0.0,"rho":-449.9044,"theo":2672.062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2636.65002441406},{"option":"SPX311219C11600000","bid":193.7,"bid_size":19.0,"ask":314.8,"ask_size":19.0,"iv":0.149,"open_interest":12.0,"volume":0.0,"delta":0.2329,"gamma":0.0001,"vega":48.5899,"theta":-0.1383,"rho":74.6021,"theo":257.6472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.98,"last_trade_time":"2026-02-10T13:20:33","percent_change":0.0,"prev_day_close":275.050003051758},{"option":"SPX311219P11600000","bid":2738.3,"bid_size":0.0,"ask":3038.3,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.8022,"gamma":0.0001,"vega":48.5899,"theta":0.0,"rho":-479.2088,"theo":2934.4563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2890.60009765625},{"option":"SPX311219C12000000","bid":144.6,"bid_size":21.0,"ask":261.5,"ask_size":21.0,"iv":0.146,"open_interest":832.0,"volume":0.0,"delta":0.2016,"gamma":0.0001,"vega":44.898,"theta":-0.1279,"rho":65.2048,"theo":212.8796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.91,"last_trade_time":"2026-02-17T13:59:21","percent_change":0.0,"prev_day_close":222.449996948242},{"option":"SPX311219P12000000","bid":3004.3,"bid_size":0.0,"ask":3304.3,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.8335,"gamma":0.0001,"vega":44.898,"theta":0.0,"rho":-507.1558,"theo":3208.5564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2972.22,"last_trade_time":"2026-01-29T15:06:12","percent_change":0.0,"prev_day_close":3156.19995117188},{"option":"SPXW260218C02800000","bid":4070.1,"bid_size":0.0,"ask":4090.1,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":4085.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4049.0},{"option":"SPXW260218P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":470.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-21T13:00:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C03000000","bid":3870.1,"bid_size":0.0,"ask":3890.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":5.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3885.0023,"change":47.45,"open":3896.5,"high":3896.5,"low":3896.5,"tick":"up","last_trade_price":3896.5,"last_trade_time":"2026-02-18T13:35:57","percent_change":1.23277,"prev_day_close":3849.05004882812},{"option":"SPXW260218P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C03200000","bid":3670.1,"bid_size":0.0,"ask":3690.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3685.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3649.45007324219},{"option":"SPXW260218P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C03400000","bid":3470.1,"bid_size":0.0,"ask":3490.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3485.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3449.5},{"option":"SPXW260218P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":679.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-29T09:53:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C03600000","bid":3270.1,"bid_size":0.0,"ask":3290.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3281.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3248.89990234375},{"option":"SPXW260218P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":80.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-01-28T14:00:13","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C03800000","bid":3070.1,"bid_size":0.0,"ask":3090.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3081.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3049.04992675781},{"option":"SPXW260218P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-02T15:06:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C04000000","bid":2870.1,"bid_size":0.0,"ask":2890.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2881.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2849.90002441406},{"option":"SPXW260218P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":73.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-06T16:02:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C04200000","bid":2670.1,"bid_size":0.0,"ask":2690.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2681.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2649.09997558594},{"option":"SPXW260218P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2945.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-10T15:29:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C04400000","bid":2470.1,"bid_size":0.0,"ask":2490.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2481.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2449.05004882812},{"option":"SPXW260218P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":61.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-10T15:22:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C04600000","bid":2270.1,"bid_size":0.0,"ask":2290.1,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":4.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2281.0588,"change":39.8,"open":2289.6,"high":2289.9,"low":2289.3,"tick":"down","last_trade_price":2289.3,"last_trade_time":"2026-02-18T13:49:46","percent_change":1.76928,"prev_day_close":2249.5},{"option":"SPXW260218P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2563.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:56:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C04800000","bid":2070.1,"bid_size":0.0,"ask":2090.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2081.0588,"change":8.84,"open":2057.99,"high":2057.99,"low":2057.99,"tick":"up","last_trade_price":2057.99,"last_trade_time":"2026-02-18T09:34:28","percent_change":0.431397,"prev_day_close":2049.15002441406},{"option":"SPXW260218P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1573.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:57:40","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05000000","bid":1870.1,"bid_size":0.0,"ask":1890.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1881.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1849.40002441406},{"option":"SPXW260218P05000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2176.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T16:12:48","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05200000","bid":1670.1,"bid_size":0.0,"ask":1690.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1681.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1649.20001220703},{"option":"SPXW260218P05200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1755.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:13:42","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05400000","bid":1470.1,"bid_size":0.0,"ask":1490.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1481.0588,"change":51.24,"open":1500.49,"high":1500.49,"low":1500.49,"tick":"up","last_trade_price":1500.49,"last_trade_time":"2026-02-18T10:47:36","percent_change":3.53562,"prev_day_close":1449.25},{"option":"SPXW260218P05400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":611.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T13:41:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05500000","bid":1370.1,"bid_size":0.0,"ask":1390.1,"ask_size":0.0,"iv":0.0,"open_interest":21.0,"volume":20.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1381.0588,"change":26.96,"open":1375.66,"high":1375.66,"low":1375.66,"tick":"up","last_trade_price":1375.66,"last_trade_time":"2026-02-18T09:55:54","percent_change":1.99897,"prev_day_close":1348.69995117188},{"option":"SPXW260218P05500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":607.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-13T15:56:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05600000","bid":1270.1,"bid_size":0.0,"ask":1290.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1281.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1370.48,"last_trade_time":"2026-01-26T15:04:45","percent_change":0.0,"prev_day_close":1249.25},{"option":"SPXW260218P05600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1230.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-13T16:03:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05700000","bid":1170.1,"bid_size":0.0,"ask":1190.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1181.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1149.70001220703},{"option":"SPXW260218P05700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":607.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:13:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05800000","bid":1070.1,"bid_size":0.0,"ask":1090.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1081.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1049.40002441406},{"option":"SPXW260218P05800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2287.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T12:01:25","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05850000","bid":1020.1,"bid_size":0.0,"ask":1040.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1031.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":999.25},{"option":"SPXW260218P05850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":812.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T11:12:08","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05875000","bid":995.1,"bid_size":0.0,"ask":1015.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1006.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":974.549987792969},{"option":"SPXW260218P05875000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":315.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T11:50:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05900000","bid":970.1,"bid_size":0.0,"ask":990.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":981.0588,"change":55.05,"open":1004.4,"high":1004.4,"low":1004.4,"tick":"down","last_trade_price":1004.4,"last_trade_time":"2026-02-18T12:53:59","percent_change":5.79871,"prev_day_close":949.349975585938},{"option":"SPXW260218P05900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1318.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:03:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05925000","bid":945.1,"bid_size":0.0,"ask":965.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":956.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1031.2,"last_trade_time":"2026-01-30T09:31:03","percent_change":0.0,"prev_day_close":924.75},{"option":"SPXW260218P05925000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1046.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:06:55","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05950000","bid":920.1,"bid_size":0.0,"ask":940.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":931.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":899.25},{"option":"SPXW260218P05950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1416.0,"volume":45.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:41:59","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C05975000","bid":895.1,"bid_size":0.0,"ask":915.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":906.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":874.849975585938},{"option":"SPXW260218P05975000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":584.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:12:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218C06000000","bid":870.1,"bid_size":0.0,"ask":890.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":881.0588,"change":7.05,"open":856.7,"high":856.7,"low":856.7,"tick":"up","last_trade_price":856.7,"last_trade_time":"2026-02-18T09:33:57","percent_change":0.829754,"prev_day_close":849.649993896484},{"option":"SPXW260218P06000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3095.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:14:06","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06025000","bid":845.1,"bid_size":0.0,"ask":865.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":856.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":825.25},{"option":"SPXW260218P06025000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":730.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:08:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06050000","bid":820.1,"bid_size":0.0,"ask":840.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":831.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":800.25},{"option":"SPXW260218P06050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":852.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:14:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06075000","bid":795.1,"bid_size":0.0,"ask":815.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":806.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":773.899993896484},{"option":"SPXW260218P06075000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":335.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:04:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06100000","bid":770.1,"bid_size":0.0,"ask":790.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":781.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":750.700012207031},{"option":"SPXW260218P06100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1282.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.045,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:09:03","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06125000","bid":745.1,"bid_size":0.0,"ask":765.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":756.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":725.450012207031},{"option":"SPXW260218P06125000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":537.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:56:39","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06150000","bid":720.1,"bid_size":0.0,"ask":740.1,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":731.0588,"change":55.09,"open":754.89,"high":754.89,"low":754.89,"tick":"up","last_trade_price":754.89,"last_trade_time":"2026-02-18T12:53:59","percent_change":7.87225,"prev_day_close":699.799987792969},{"option":"SPXW260218P06150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":423.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:01:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260218C06175000","bid":693.2,"bid_size":0.0,"ask":713.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":706.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":674.649993896484},{"option":"SPXW260218P06175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":411.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:04:50","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06200000","bid":670.0,"bid_size":0.0,"ask":690.1,"ask_size":0.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":679.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":641.49,"last_trade_time":"2026-02-17T15:33:55","percent_change":0.0,"prev_day_close":649.799987792969},{"option":"SPXW260218P06200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1288.0,"volume":3.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:30:05","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06225000","bid":645.0,"bid_size":0.0,"ask":665.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":654.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":624.350006103516},{"option":"SPXW260218P06225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":211.0,"volume":4.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:14:09","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06250000","bid":620.0,"bid_size":0.0,"ask":640.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":629.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":599.549987792969},{"option":"SPXW260218P06250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":395.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.045,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:57:06","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06275000","bid":595.0,"bid_size":0.0,"ask":615.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":604.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":574.350006103516},{"option":"SPXW260218P06275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":355.0,"volume":11.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:14:56","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06290000","bid":578.2,"bid_size":0.0,"ask":598.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":589.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":559.399993896484},{"option":"SPXW260218P06290000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":63.0,"volume":4.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.07,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:53:29","percent_change":-70.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06300000","bid":570.0,"bid_size":0.0,"ask":590.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":579.7902,"change":39.95,"open":588.5,"high":588.5,"low":588.5,"tick":"up","last_trade_price":588.5,"last_trade_time":"2026-02-18T13:42:50","percent_change":7.28283,"prev_day_close":548.550018310547},{"option":"SPXW260218P06300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2829.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:09:24","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218C06310000","bid":560.0,"bid_size":0.0,"ask":580.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":569.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":538.550018310547},{"option":"SPXW260218P06310000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":279.0,"volume":3.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.05,"open":0.03,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:38:36","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06320000","bid":550.0,"bid_size":0.0,"ask":570.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":559.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.550018310547},{"option":"SPXW260218P06320000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":173.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:14:41","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06325000","bid":545.0,"bid_size":0.0,"ask":565.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":554.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":523.550018310547},{"option":"SPXW260218P06325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":378.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:14:41","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06330000","bid":540.0,"bid_size":0.0,"ask":560.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":549.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.550018310547},{"option":"SPXW260218P06330000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":221.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:14:41","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06340000","bid":530.0,"bid_size":0.0,"ask":550.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":539.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":508.549987792969},{"option":"SPXW260218P06340000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":139.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:14:20","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218C06350000","bid":520.0,"bid_size":0.0,"ask":540.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":529.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.549987792969},{"option":"SPXW260218P06350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3052.0,"volume":723.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:34:36","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06360000","bid":510.0,"bid_size":0.0,"ask":530.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":519.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.549987792969},{"option":"SPXW260218P06360000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":237.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.105,"open":0.02,"high":0.02,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T11:42:17","percent_change":-84.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06370000","bid":500.0,"bid_size":0.0,"ask":520.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":509.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.599990844727},{"option":"SPXW260218P06370000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":149.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-17T15:30:50","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06375000","bid":495.0,"bid_size":0.0,"ask":515.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":504.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":473.599990844727},{"option":"SPXW260218P06375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":702.0,"volume":296.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.075,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:34:07","percent_change":-60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06380000","bid":490.0,"bid_size":0.0,"ask":510.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":499.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.550003051758},{"option":"SPXW260218P06380000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":299.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:56:12","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06390000","bid":480.0,"bid_size":0.0,"ask":500.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":489.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":458.550003051758},{"option":"SPXW260218P06390000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":404.0,"volume":3.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:18:48","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06400000","bid":468.2,"bid_size":0.0,"ask":488.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":3.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":479.7902,"change":40.15,"open":500.5,"high":500.5,"low":486.7,"tick":"up","last_trade_price":488.7,"last_trade_time":"2026-02-18T15:56:07","percent_change":8.95106,"prev_day_close":448.550003051758},{"option":"SPXW260218P06400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6554.0,"volume":43.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:02:07","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06410000","bid":460.0,"bid_size":0.0,"ask":480.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":469.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":438.550003051758},{"option":"SPXW260218P06410000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":334.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:33:43","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06420000","bid":448.2,"bid_size":0.0,"ask":468.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":459.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.600006103516},{"option":"SPXW260218P06420000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":480.0,"volume":6.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.1,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:30:06","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06425000","bid":445.1,"bid_size":0.0,"ask":465.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":454.7902,"change":14.43,"open":438.03,"high":438.03,"low":438.03,"tick":"up","last_trade_price":438.03,"last_trade_time":"2026-02-18T15:18:48","percent_change":3.40651,"prev_day_close":423.600006103516},{"option":"SPXW260218P06425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1458.0,"volume":81.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:18:48","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06430000","bid":440.1,"bid_size":0.0,"ask":460.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":449.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.599990844727},{"option":"SPXW260218P06430000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":370.0,"volume":51.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.12,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:02:11","percent_change":-80.0,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06435000","bid":433.2,"bid_size":0.0,"ask":453.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":444.7902,"change":41.3,"open":454.9,"high":454.9,"low":454.9,"tick":"up","last_trade_price":454.9,"last_trade_time":"2026-02-18T14:05:44","percent_change":9.9855,"prev_day_close":413.599990844727},{"option":"SPXW260218P06435000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3197.0,"volume":22.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:01:20","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218C06440000","bid":428.3,"bid_size":0.0,"ask":448.8,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":439.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":408.599990844727},{"option":"SPXW260218P06440000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":299.0,"volume":157.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.1,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:36:03","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06445000","bid":425.1,"bid_size":0.0,"ask":445.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":434.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":403.599990844727},{"option":"SPXW260218P06445000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":167.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:41:44","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06450000","bid":420.1,"bid_size":0.0,"ask":440.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":429.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":365.0,"last_trade_time":"2026-02-05T15:47:52","percent_change":0.0,"prev_day_close":398.599990844727},{"option":"SPXW260218P06450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3238.0,"volume":64.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.1,"open":0.05,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:51:40","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260218C06455000","bid":415.1,"bid_size":0.0,"ask":435.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":424.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.599990844727},{"option":"SPXW260218P06455000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":74.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:42:57","percent_change":0.0,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06460000","bid":410.1,"bid_size":0.0,"ask":430.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":419.7902,"change":14.38,"open":402.98,"high":402.98,"low":402.98,"tick":"up","last_trade_price":402.98,"last_trade_time":"2026-02-18T15:18:48","percent_change":3.70047,"prev_day_close":388.599990844727},{"option":"SPXW260218P06460000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1845.0,"volume":65.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.125,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:33:54","percent_change":-71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06465000","bid":405.1,"bid_size":0.0,"ask":425.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":414.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":383.599990844727},{"option":"SPXW260218P06465000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":203.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-17T09:49:08","percent_change":0.0,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06470000","bid":400.1,"bid_size":0.0,"ask":420.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":409.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":378.649993896484},{"option":"SPXW260218P06470000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":272.0,"volume":261.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.125,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:46:35","percent_change":-71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06475000","bid":395.1,"bid_size":0.0,"ask":415.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":404.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.649993896484},{"option":"SPXW260218P06475000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":432.0,"volume":374.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.145,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:48:23","percent_change":-82.8571,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06480000","bid":390.1,"bid_size":0.0,"ask":410.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":399.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.649993896484},{"option":"SPXW260218P06480000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":533.0,"volume":139.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.125,"open":0.05,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:29:29","percent_change":-71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06485000","bid":385.1,"bid_size":0.0,"ask":405.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":394.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.649993896484},{"option":"SPXW260218P06485000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":77.0,"volume":174.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.15,"open":0.05,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:27:12","percent_change":-75.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06490000","bid":380.1,"bid_size":0.0,"ask":400.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":389.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":358.649993896484},{"option":"SPXW260218P06490000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":515.0,"volume":226.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.15,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:44:10","percent_change":-75.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06495000","bid":375.1,"bid_size":0.0,"ask":395.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":384.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":353.649993896484},{"option":"SPXW260218P06495000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":538.0,"volume":286.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.15,"open":0.05,"high":0.07,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:17:01","percent_change":-75.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06500000","bid":370.1,"bid_size":0.0,"ask":390.1,"ask_size":0.0,"iv":0.0,"open_interest":21.0,"volume":15.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":379.7902,"change":48.03,"open":376.8,"high":396.68,"low":376.8,"tick":"up","last_trade_price":396.68,"last_trade_time":"2026-02-18T13:36:00","percent_change":13.776,"prev_day_close":348.649993896484},{"option":"SPXW260218P06500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":8292.0,"volume":2249.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.155,"open":0.1,"high":0.1,"low":0.02,"tick":"no_change","last_trade_price":0.02,"last_trade_time":"2026-02-18T14:59:33","percent_change":-88.5714,"prev_day_close":0.175000004470348},{"option":"SPXW260218C06505000","bid":365.1,"bid_size":0.0,"ask":385.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":374.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.649993896484},{"option":"SPXW260218P06505000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":661.0,"volume":594.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.15,"open":0.1,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:20:43","percent_change":-75.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06510000","bid":360.1,"bid_size":0.0,"ask":380.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":369.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.21,"last_trade_time":"2026-02-09T10:24:25","percent_change":0.0,"prev_day_close":338.649993896484},{"option":"SPXW260218P06510000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6082.0,"volume":3936.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.18,"open":0.07,"high":0.1,"low":0.01,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T13:13:33","percent_change":-90.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06515000","bid":355.1,"bid_size":0.0,"ask":375.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":364.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":333.649993896484},{"option":"SPXW260218P06515000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":205.0,"volume":724.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.17,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:47:13","percent_change":-85.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06520000","bid":350.1,"bid_size":0.0,"ask":370.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":359.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":328.649993896484},{"option":"SPXW260218P06520000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2998.0,"volume":1976.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.17,"open":0.08,"high":0.08,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:12:38","percent_change":-85.0,"prev_day_close":0.200000002980232},{"option":"SPXW260218C06525000","bid":345.1,"bid_size":0.0,"ask":365.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":354.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.0,"last_trade_time":"2026-02-05T09:48:03","percent_change":0.0,"prev_day_close":323.699996948242},{"option":"SPXW260218P06525000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":4167.0,"volume":885.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.175,"open":0.08,"high":0.1,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:08:55","percent_change":-77.7778,"prev_day_close":0.225000001490116},{"option":"SPXW260218C06530000","bid":340.1,"bid_size":0.0,"ask":360.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":349.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.699996948242},{"option":"SPXW260218P06530000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":158.0,"volume":1340.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.175,"open":0.08,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:13:48","percent_change":-77.7778,"prev_day_close":0.225000001490116},{"option":"SPXW260218C06535000","bid":335.1,"bid_size":0.0,"ask":355.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":344.7902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":313.699996948242},{"option":"SPXW260218P06535000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1406.0,"volume":196.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.195,"open":0.07,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:52:52","percent_change":-86.6667,"prev_day_close":0.225000001490116},{"option":"SPXW260218C06540000","bid":330.1,"bid_size":0.0,"ask":350.1,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":10.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":341.0588,"change":28.1,"open":336.8,"high":336.8,"low":336.8,"tick":"up","last_trade_price":336.8,"last_trade_time":"2026-02-18T09:57:46","percent_change":9.10269,"prev_day_close":308.699996948242},{"option":"SPXW260218P06540000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":330.0,"volume":362.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.175,"open":0.07,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:47:59","percent_change":-77.7778,"prev_day_close":0.225000001490116},{"option":"SPXW260218C06545000","bid":325.1,"bid_size":0.0,"ask":345.1,"ask_size":0.0,"iv":0.0,"open_interest":20.0,"volume":25.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":336.0588,"change":50.9,"open":329.79,"high":354.6,"low":329.79,"tick":"up","last_trade_price":354.6,"last_trade_time":"2026-02-18T12:46:39","percent_change":16.76,"prev_day_close":303.699996948242},{"option":"SPXW260218P06545000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":183.0,"volume":1070.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.175,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:34:48","percent_change":-77.7778,"prev_day_close":0.225000001490116},{"option":"SPXW260218C06550000","bid":320.1,"bid_size":0.0,"ask":340.1,"ask_size":0.0,"iv":0.0,"open_interest":9.0,"volume":6.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":331.0588,"change":48.01,"open":305.0,"high":346.71,"low":305.0,"tick":"up","last_trade_price":346.71,"last_trade_time":"2026-02-18T13:36:00","percent_change":16.073,"prev_day_close":298.699996948242},{"option":"SPXW260218P06550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2719.0,"volume":1268.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.21,"open":0.1,"high":0.1,"low":0.03,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:30:39","percent_change":-84.0,"prev_day_close":0.250000007450581},{"option":"SPXW260218C06555000","bid":315.1,"bid_size":0.0,"ask":335.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":326.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.699996948242},{"option":"SPXW260218P06555000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":229.0,"volume":662.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.2,"open":0.1,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:46:46","percent_change":-80.0,"prev_day_close":0.250000007450581},{"option":"SPXW260218C06560000","bid":310.1,"bid_size":0.0,"ask":330.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":321.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":288.699996948242},{"option":"SPXW260218P06560000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":303.0,"volume":538.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.2,"open":0.07,"high":0.15,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:46:22","percent_change":-80.0,"prev_day_close":0.250000007450581},{"option":"SPXW260218C06565000","bid":305.1,"bid_size":0.0,"ask":325.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":316.0588,"change":49.15,"open":332.85,"high":332.85,"low":332.85,"tick":"down","last_trade_price":332.85,"last_trade_time":"2026-02-18T10:06:03","percent_change":17.3246,"prev_day_close":283.699996948242},{"option":"SPXW260218P06565000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":5530.0,"volume":576.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.22,"open":0.1,"high":0.15,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:56:55","percent_change":-88.0,"prev_day_close":0.250000007450581},{"option":"SPXW260218C06570000","bid":300.1,"bid_size":0.0,"ask":320.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":311.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.78,"last_trade_time":"2026-02-17T09:52:41","percent_change":0.0,"prev_day_close":278.75},{"option":"SPXW260218P06570000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2050.0,"volume":375.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.225,"open":0.15,"high":0.15,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:53:30","percent_change":-81.8182,"prev_day_close":0.275000005960464},{"option":"SPXW260218C06575000","bid":295.1,"bid_size":0.0,"ask":315.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":306.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":269.86,"last_trade_time":"2026-02-17T11:27:54","percent_change":0.0,"prev_day_close":273.75},{"option":"SPXW260218P06575000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6015.0,"volume":829.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.225,"open":0.1,"high":0.12,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:28:52","percent_change":-81.8182,"prev_day_close":0.275000005960464},{"option":"SPXW260218C06580000","bid":290.1,"bid_size":0.0,"ask":310.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":301.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.33,"last_trade_time":"2026-02-17T10:19:28","percent_change":0.0,"prev_day_close":268.75},{"option":"SPXW260218P06580000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1572.0,"volume":1150.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.225,"open":0.12,"high":0.15,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:29:08","percent_change":-81.8182,"prev_day_close":0.275000005960464},{"option":"SPXW260218C06585000","bid":285.1,"bid_size":0.0,"ask":305.1,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":296.0588,"change":58.92,"open":322.67,"high":322.67,"low":322.67,"tick":"up","last_trade_price":322.67,"last_trade_time":"2026-02-18T11:07:57","percent_change":22.3393,"prev_day_close":263.75},{"option":"SPXW260218P06585000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1120.0,"volume":512.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.225,"open":0.12,"high":0.12,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:53:21","percent_change":-81.8182,"prev_day_close":0.275000005960464},{"option":"SPXW260218C06590000","bid":280.1,"bid_size":0.0,"ask":300.1,"ask_size":0.0,"iv":0.0,"open_interest":20.0,"volume":20.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":291.0588,"change":51.3,"open":310.05,"high":310.05,"low":310.05,"tick":"up","last_trade_price":310.05,"last_trade_time":"2026-02-18T10:47:09","percent_change":19.8261,"prev_day_close":258.75},{"option":"SPXW260218P06590000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":670.0,"volume":957.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.225,"open":0.15,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:53:24","percent_change":-81.8182,"prev_day_close":0.275000005960464},{"option":"SPXW260218C06595000","bid":275.1,"bid_size":0.0,"ask":295.1,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":286.0588,"change":58.89,"open":312.64,"high":312.64,"low":312.64,"tick":"up","last_trade_price":312.64,"last_trade_time":"2026-02-18T11:07:57","percent_change":23.2079,"prev_day_close":253.75},{"option":"SPXW260218P06595000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":338.0,"volume":751.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.25,"open":0.15,"high":0.15,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:03:45","percent_change":-83.3333,"prev_day_close":0.299999997019768},{"option":"SPXW260218C06600000","bid":270.1,"bid_size":0.0,"ask":290.1,"ask_size":0.0,"iv":0.0,"open_interest":15.0,"volume":18.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":281.0588,"change":9.07,"open":293.54,"high":307.22,"low":257.87,"tick":"no_change","last_trade_price":257.87,"last_trade_time":"2026-02-18T15:16:54","percent_change":3.6455,"prev_day_close":248.800003051758},{"option":"SPXW260218P06600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6236.0,"volume":2256.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.275,"open":0.15,"high":0.18,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:37:21","percent_change":-84.6154,"prev_day_close":0.325000002980232},{"option":"SPXW260218C06605000","bid":265.0,"bid_size":0.0,"ask":285.1,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":276.0588,"change":52.65,"open":296.45,"high":296.45,"low":296.45,"tick":"up","last_trade_price":296.45,"last_trade_time":"2026-02-18T12:31:30","percent_change":21.5956,"prev_day_close":243.800003051758},{"option":"SPXW260218P06605000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1063.0,"volume":1140.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.295,"open":0.17,"high":0.17,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:19:34","percent_change":-90.7692,"prev_day_close":0.325000002980232},{"option":"SPXW260218C06610000","bid":260.0,"bid_size":0.0,"ask":280.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":271.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.28,"last_trade_time":"2026-02-17T15:50:01","percent_change":0.0,"prev_day_close":238.800003051758},{"option":"SPXW260218P06610000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3643.0,"volume":5251.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.3,"open":0.14,"high":0.2,"low":0.02,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:54:09","percent_change":-85.7143,"prev_day_close":0.350000008940697},{"option":"SPXW260218C06615000","bid":253.2,"bid_size":0.0,"ask":273.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":266.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":233.849998474121},{"option":"SPXW260218P06615000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":435.0,"volume":1175.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.325,"open":0.1,"high":0.2,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:47:51","percent_change":-86.6667,"prev_day_close":0.375},{"option":"SPXW260218C06620000","bid":248.2,"bid_size":0.0,"ask":268.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":261.0588,"change":45.07,"open":273.92,"high":273.92,"low":273.92,"tick":"down","last_trade_price":273.92,"last_trade_time":"2026-02-18T10:04:57","percent_change":19.6941,"prev_day_close":228.849998474121},{"option":"SPXW260218P06620000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":992.0,"volume":837.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.345,"open":0.2,"high":0.2,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:53:18","percent_change":-92.0,"prev_day_close":0.375},{"option":"SPXW260218C06625000","bid":243.2,"bid_size":0.0,"ask":263.7,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":256.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.26,"last_trade_time":"2026-02-06T16:13:46","percent_change":0.0,"prev_day_close":223.849998474121},{"option":"SPXW260218P06625000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3764.0,"volume":1155.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.37,"open":0.2,"high":0.22,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:04:27","percent_change":-92.5,"prev_day_close":0.399999991059303},{"option":"SPXW260218C06630000","bid":238.2,"bid_size":0.0,"ask":258.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":251.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":158.5,"last_trade_time":"2026-02-17T10:44:36","percent_change":0.0,"prev_day_close":218.899993896484},{"option":"SPXW260218P06630000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":886.0,"volume":2934.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.395,"open":0.19,"high":0.22,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:04:27","percent_change":-92.9412,"prev_day_close":0.424999997019768},{"option":"SPXW260218C06635000","bid":233.2,"bid_size":0.0,"ask":253.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":246.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.899993896484},{"option":"SPXW260218P06635000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":880.0,"volume":1625.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.4,"open":0.17,"high":0.25,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:14:55","percent_change":-88.8889,"prev_day_close":0.450000002980232},{"option":"SPXW260218C06640000","bid":228.2,"bid_size":0.0,"ask":248.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":3.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":241.0588,"change":39.8,"open":260.67,"high":260.67,"low":248.7,"tick":"down","last_trade_price":248.7,"last_trade_time":"2026-02-18T14:01:26","percent_change":19.0522,"prev_day_close":208.899993896484},{"option":"SPXW260218P06640000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1243.0,"volume":2294.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.445,"open":0.19,"high":0.3,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:53:32","percent_change":-93.6842,"prev_day_close":0.474999994039536},{"option":"SPXW260218C06645000","bid":223.2,"bid_size":0.0,"ask":243.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":236.0588,"change":17.34,"open":221.34,"high":221.34,"low":221.34,"tick":"up","last_trade_price":221.34,"last_trade_time":"2026-02-18T09:46:48","percent_change":8.5,"prev_day_close":204.0},{"option":"SPXW260218P06645000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":374.0,"volume":2010.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.45,"open":0.2,"high":0.28,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:00:04","percent_change":-90.0,"prev_day_close":0.5},{"option":"SPXW260218C06650000","bid":218.2,"bid_size":0.0,"ask":238.7,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":7.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":231.0588,"change":12.86,"open":216.84,"high":253.44,"low":211.86,"tick":"down","last_trade_price":211.86,"last_trade_time":"2026-02-18T15:19:29","percent_change":6.46231,"prev_day_close":199.0},{"option":"SPXW260218P06650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2653.0,"volume":3625.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.495,"open":0.25,"high":0.35,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:27:19","percent_change":-94.2857,"prev_day_close":0.525000005960464},{"option":"SPXW260218C06655000","bid":215.0,"bid_size":0.0,"ask":235.1,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":226.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.2,"last_trade_time":"2026-02-17T10:55:52","percent_change":0.0,"prev_day_close":193.900001525879},{"option":"SPXW260218P06655000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":858.0,"volume":1569.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.525,"open":0.25,"high":0.35,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:56:22","percent_change":-91.3044,"prev_day_close":0.575000017881394},{"option":"SPXW260218C06660000","bid":210.0,"bid_size":0.0,"ask":230.1,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":7.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":221.0588,"change":12.08,"open":239.22,"high":241.63,"low":201.18,"tick":"down","last_trade_price":201.18,"last_trade_time":"2026-02-18T15:18:02","percent_change":6.38816,"prev_day_close":189.099998474121},{"option":"SPXW260218P06660000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":875.0,"volume":2279.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.575,"open":0.25,"high":0.37,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:29:04","percent_change":-92.0,"prev_day_close":0.625},{"option":"SPXW260218C06665000","bid":207.2,"bid_size":0.0,"ask":220.9,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":216.0588,"change":10.2,"open":194.2,"high":194.2,"low":194.2,"tick":"up","last_trade_price":194.2,"last_trade_time":"2026-02-18T09:30:05","percent_change":5.54348,"prev_day_close":184.0},{"option":"SPXW260218P06665000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6177.0,"volume":1637.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.67,"open":0.25,"high":0.45,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:46:50","percent_change":-95.7143,"prev_day_close":0.699999988079071},{"option":"SPXW260218C06670000","bid":202.2,"bid_size":0.0,"ask":215.9,"ask_size":0.0,"iv":0.0,"open_interest":3.0,"volume":5.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":211.0588,"change":33.68,"open":196.12,"high":231.32,"low":196.12,"tick":"down","last_trade_price":212.88,"last_trade_time":"2026-02-18T15:50:39","percent_change":18.7946,"prev_day_close":179.199996948242},{"option":"SPXW260218P06670000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3204.0,"volume":2346.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.695,"open":0.3,"high":0.45,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:54:44","percent_change":-95.8621,"prev_day_close":0.724999994039536},{"option":"SPXW260218C06675000","bid":198.1,"bid_size":0.0,"ask":212.0,"ask_size":0.0,"iv":0.0,"open_interest":105.0,"volume":101.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":206.0588,"change":5.87,"open":190.17,"high":190.17,"low":180.07,"tick":"no_change","last_trade_price":180.07,"last_trade_time":"2026-02-18T09:51:35","percent_change":3.36969,"prev_day_close":174.199996948242},{"option":"SPXW260218P06675000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":7963.0,"volume":2736.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.77,"open":0.35,"high":0.5,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:51:15","percent_change":-96.25,"prev_day_close":0.800000011920929},{"option":"SPXW260218C06680000","bid":193.1,"bid_size":0.0,"ask":207.0,"ask_size":0.0,"iv":0.0,"open_interest":113.0,"volume":128.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":201.0588,"change":33.53,"open":186.22,"high":224.36,"low":175.11,"tick":"down","last_trade_price":202.83,"last_trade_time":"2026-02-18T15:50:39","percent_change":19.8051,"prev_day_close":169.299995422363},{"option":"SPXW260218P06680000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1573.0,"volume":2787.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.87,"open":0.37,"high":0.6,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:50:01","percent_change":-96.6667,"prev_day_close":0.900000005960464},{"option":"SPXW260218C06685000","bid":188.1,"bid_size":0.0,"ask":202.0,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":196.0588,"change":52.98,"open":213.97,"high":217.28,"low":213.97,"tick":"up","last_trade_price":217.28,"last_trade_time":"2026-02-18T11:25:53","percent_change":32.2459,"prev_day_close":164.300003051758},{"option":"SPXW260218P06685000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2338.0,"volume":3431.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.925,"open":0.45,"high":0.62,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:23","percent_change":-94.8718,"prev_day_close":0.974999994039536},{"option":"SPXW260218C06690000","bid":182.2,"bid_size":0.0,"ask":195.9,"ask_size":0.0,"iv":0.0,"open_interest":30.0,"volume":26.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":191.0588,"change":11.73,"open":203.56,"high":212.23,"low":171.13,"tick":"down","last_trade_price":171.13,"last_trade_time":"2026-02-18T15:18:02","percent_change":7.35884,"prev_day_close":159.400001525879},{"option":"SPXW260218P06690000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1396.0,"volume":3586.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.045,"open":0.5,"high":0.65,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:18","percent_change":-97.2093,"prev_day_close":1.07499998807907},{"option":"SPXW260218C06695000","bid":178.1,"bid_size":0.0,"ask":192.0,"ask_size":0.0,"iv":0.0,"open_interest":5.0,"volume":1.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":186.0588,"change":15.52,"open":170.32,"high":170.32,"low":170.32,"tick":"up","last_trade_price":170.32,"last_trade_time":"2026-02-18T09:45:16","percent_change":10.0258,"prev_day_close":154.800003051758},{"option":"SPXW260218P06695000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":775.0,"volume":2147.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.17,"open":0.47,"high":0.8,"low":0.02,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:45:05","percent_change":-97.5,"prev_day_close":1.19999998807907},{"option":"SPXW260218C06700000","bid":173.1,"bid_size":0.0,"ask":187.0,"ask_size":0.0,"iv":0.0,"open_interest":35.0,"volume":311.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":181.0588,"change":32.81,"open":162.91,"high":205.48,"low":159.4,"tick":"up","last_trade_price":182.61,"last_trade_time":"2026-02-18T15:50:01","percent_change":21.9025,"prev_day_close":149.800003051758},{"option":"SPXW260218P06700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3766.0,"volume":5974.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.27,"open":0.63,"high":0.9,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:50:01","percent_change":-97.6923,"prev_day_close":1.30000001192093},{"option":"SPXW260218C06705000","bid":168.1,"bid_size":0.0,"ask":182.0,"ask_size":0.0,"iv":0.0,"open_interest":8.0,"volume":77.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":176.0588,"change":8.88,"open":146.32,"high":197.06,"low":146.32,"tick":"no_change","last_trade_price":153.73,"last_trade_time":"2026-02-18T15:26:15","percent_change":6.13048,"prev_day_close":144.850006103516},{"option":"SPXW260218P06705000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1741.0,"volume":3484.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.42,"open":0.75,"high":1.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:48:11","percent_change":-97.931,"prev_day_close":1.44999998807907},{"option":"SPXW260218C06710000","bid":163.1,"bid_size":0.0,"ask":177.0,"ask_size":0.0,"iv":0.0,"open_interest":8.0,"volume":16.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":171.0588,"change":43.0,"open":143.21,"high":183.1,"low":143.21,"tick":"up","last_trade_price":183.1,"last_trade_time":"2026-02-18T13:48:34","percent_change":30.6924,"prev_day_close":140.099998474121},{"option":"SPXW260218P06710000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1167.0,"volume":3602.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.6,"open":0.75,"high":1.15,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:44","percent_change":-96.9697,"prev_day_close":1.65000003576279},{"option":"SPXW260218C06715000","bid":158.1,"bid_size":0.0,"ask":172.0,"ask_size":0.0,"iv":0.0,"open_interest":180.0,"volume":279.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":166.0588,"change":31.88,"open":149.9,"high":167.18,"low":149.9,"tick":"no_change","last_trade_price":167.18,"last_trade_time":"2026-02-18T14:27:50","percent_change":23.5625,"prev_day_close":135.300003051758},{"option":"SPXW260218P06715000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":973.0,"volume":4498.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.775,"open":0.8,"high":1.3,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:51:30","percent_change":-97.2603,"prev_day_close":1.82499998807907},{"option":"SPXW260218C06720000","bid":160.4,"bid_size":0.0,"ask":162.3,"ask_size":0.0,"iv":0.0,"open_interest":20.0,"volume":31.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":161.0588,"change":32.06,"open":139.04,"high":183.42,"low":133.46,"tick":"down","last_trade_price":162.56,"last_trade_time":"2026-02-18T15:50:01","percent_change":24.567,"prev_day_close":130.5},{"option":"SPXW260218P06720000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1814.0,"volume":6194.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.02,"open":0.9,"high":1.5,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:27","percent_change":-98.5366,"prev_day_close":2.04999995231628},{"option":"SPXW260218C06725000","bid":155.4,"bid_size":0.0,"ask":157.3,"ask_size":0.0,"iv":0.0,"open_interest":24.0,"volume":84.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":156.0588,"change":7.88,"open":126.82,"high":175.4,"low":126.82,"tick":"no_change","last_trade_price":133.68,"last_trade_time":"2026-02-18T15:26:15","percent_change":6.26391,"prev_day_close":125.799999237061},{"option":"SPXW260218P06725000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2567.0,"volume":6266.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.25,"open":1.1,"high":1.63,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:04","percent_change":-97.8261,"prev_day_close":2.29999995231628},{"option":"SPXW260218C06730000","bid":150.4,"bid_size":0.0,"ask":152.3,"ask_size":0.0,"iv":0.0,"open_interest":25.0,"volume":25.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":151.0588,"change":42.35,"open":158.77,"high":173.25,"low":158.77,"tick":"down","last_trade_price":163.35,"last_trade_time":"2026-02-18T13:32:26","percent_change":35.0,"prev_day_close":121.0},{"option":"SPXW260218P06730000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1537.0,"volume":6345.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.5,"open":1.3,"high":1.9,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:50:56","percent_change":-98.0392,"prev_day_close":2.54999995231628},{"option":"SPXW260218C06735000","bid":145.4,"bid_size":0.0,"ask":147.3,"ask_size":0.0,"iv":0.0,"open_interest":15.0,"volume":18.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":146.0588,"change":35.73,"open":121.52,"high":168.25,"low":121.52,"tick":"up","last_trade_price":152.03,"last_trade_time":"2026-02-18T15:57:33","percent_change":30.7223,"prev_day_close":116.299999237061},{"option":"SPXW260218P06735000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1410.0,"volume":5138.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.82,"open":1.4,"high":2.12,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:27","percent_change":-98.9474,"prev_day_close":2.85000002384186},{"option":"SPXW260218C06740000","bid":140.4,"bid_size":0.0,"ask":142.3,"ask_size":0.0,"iv":0.0,"open_interest":38.0,"volume":13.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":141.0588,"change":36.3,"open":115.85,"high":159.49,"low":115.85,"tick":"down","last_trade_price":148.1,"last_trade_time":"2026-02-18T14:03:34","percent_change":32.4687,"prev_day_close":111.799999237061},{"option":"SPXW260218P06740000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3479.0,"volume":7196.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-3.17,"open":1.55,"high":2.5,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:05","percent_change":-99.0625,"prev_day_close":3.19999992847443},{"option":"SPXW260218C06745000","bid":135.4,"bid_size":0.0,"ask":137.3,"ask_size":0.0,"iv":0.0,"open_interest":47.0,"volume":37.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":136.0588,"change":47.59,"open":111.1,"high":154.59,"low":111.1,"tick":"up","last_trade_price":154.59,"last_trade_time":"2026-02-18T10:23:29","percent_change":44.4766,"prev_day_close":107.0},{"option":"SPXW260218P06745000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1403.0,"volume":8167.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-3.55,"open":1.85,"high":2.9,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:52:55","percent_change":-98.6111,"prev_day_close":3.60000002384186},{"option":"SPXW260218C06750000","bid":130.4,"bid_size":0.0,"ask":132.3,"ask_size":0.0,"iv":0.0,"open_interest":165.0,"volume":128.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":131.0588,"change":8.98,"open":107.45,"high":156.07,"low":105.93,"tick":"up","last_trade_price":111.58,"last_trade_time":"2026-02-18T15:29:34","percent_change":8.75243,"prev_day_close":102.600002288818},{"option":"SPXW260218P06750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3372.0,"volume":13837.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-3.97,"open":2.0,"high":3.2,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:26","percent_change":-99.25,"prev_day_close":4.0},{"option":"SPXW260218C06755000","bid":125.4,"bid_size":0.0,"ask":127.3,"ask_size":0.0,"iv":0.0,"open_interest":44.0,"volume":12.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":126.0588,"change":11.85,"open":112.44,"high":151.04,"low":109.8,"tick":"no_change","last_trade_price":109.8,"last_trade_time":"2026-02-18T15:30:44","percent_change":12.098,"prev_day_close":97.9499969482422},{"option":"SPXW260218P06755000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":924.0,"volume":10454.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-4.4,"open":2.45,"high":3.5,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:55:42","percent_change":-98.8764,"prev_day_close":4.45000004768372},{"option":"SPXW260218C06760000","bid":120.4,"bid_size":0.0,"ask":122.3,"ask_size":0.0,"iv":0.0,"open_interest":78.0,"volume":80.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":121.0588,"change":8.95,"open":96.12,"high":141.2,"low":96.12,"tick":"down","last_trade_price":102.4,"last_trade_time":"2026-02-18T15:10:05","percent_change":9.57732,"prev_day_close":93.4499969482422},{"option":"SPXW260218P06760000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1065.0,"volume":11881.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-4.92,"open":2.47,"high":4.0,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:26","percent_change":-99.3939,"prev_day_close":4.95000004768372},{"option":"SPXW260218C06765000","bid":115.4,"bid_size":0.0,"ask":117.3,"ask_size":0.0,"iv":0.0,"open_interest":28.0,"volume":67.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":116.0588,"change":11.2,"open":113.88,"high":133.3,"low":100.3,"tick":"down","last_trade_price":100.3,"last_trade_time":"2026-02-18T14:56:28","percent_change":12.5701,"prev_day_close":89.1000022888184},{"option":"SPXW260218P06765000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1284.0,"volume":9792.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-5.52,"open":3.03,"high":4.32,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:03","percent_change":-99.4595,"prev_day_close":5.54999995231628},{"option":"SPXW260218C06770000","bid":110.4,"bid_size":0.0,"ask":112.3,"ask_size":0.0,"iv":0.0,"open_interest":139.0,"volume":201.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":111.0588,"change":11.37,"open":88.83,"high":129.07,"low":84.66,"tick":"down","last_trade_price":96.07,"last_trade_time":"2026-02-18T15:31:12","percent_change":13.4238,"prev_day_close":84.7000007629394},{"option":"SPXW260218P06770000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1603.0,"volume":14005.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-6.12,"open":3.52,"high":5.1,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:50:03","percent_change":-99.5122,"prev_day_close":6.14999985694885},{"option":"SPXW260218C06775000","bid":105.4,"bid_size":0.0,"ask":107.3,"ask_size":0.0,"iv":0.0,"open_interest":36.0,"volume":185.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":106.0588,"change":30.45,"open":86.89,"high":127.26,"low":78.25,"tick":"down","last_trade_price":110.8,"last_trade_time":"2026-02-18T14:25:44","percent_change":37.8967,"prev_day_close":80.3499984741211},{"option":"SPXW260218P06775000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1619.0,"volume":16150.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-6.77,"open":4.0,"high":5.57,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:06","percent_change":-99.5588,"prev_day_close":6.79999995231628},{"option":"SPXW260218C06780000","bid":100.4,"bid_size":0.0,"ask":102.3,"ask_size":0.0,"iv":0.0,"open_interest":125.0,"volume":141.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":101.0588,"change":31.1,"open":82.44,"high":125.0,"low":73.9,"tick":"no_change","last_trade_price":107.3,"last_trade_time":"2026-02-18T15:54:11","percent_change":40.8136,"prev_day_close":76.2000007629394},{"option":"SPXW260218P06780000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2044.0,"volume":14280.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-7.52,"open":4.37,"high":6.5,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:06","percent_change":-99.6026,"prev_day_close":7.54999995231628},{"option":"SPXW260218C06785000","bid":95.4,"bid_size":0.0,"ask":97.3,"ask_size":0.0,"iv":0.0,"open_interest":162.0,"volume":170.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":96.0588,"change":25.34,"open":74.52,"high":119.0,"low":72.98,"tick":"up","last_trade_price":97.34,"last_trade_time":"2026-02-18T15:50:01","percent_change":35.1944,"prev_day_close":72.0},{"option":"SPXW260218P06785000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2884.0,"volume":9834.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-8.3,"open":4.86,"high":7.0,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:46","percent_change":-99.4012,"prev_day_close":8.34999990463257},{"option":"SPXW260218C06790000","bid":90.4,"bid_size":0.0,"ask":92.3,"ask_size":0.0,"iv":0.0,"open_interest":218.0,"volume":622.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":91.0588,"change":3.85,"open":70.22,"high":116.25,"low":67.11,"tick":"no_change","last_trade_price":71.5,"last_trade_time":"2026-02-18T15:27:19","percent_change":5.69106,"prev_day_close":67.6499977111816},{"option":"SPXW260218P06790000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2164.0,"volume":14282.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-9.17,"open":5.7,"high":8.0,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:19","percent_change":-99.6739,"prev_day_close":9.2000002861023},{"option":"SPXW260218C06795000","bid":85.4,"bid_size":0.0,"ask":87.3,"ask_size":0.0,"iv":0.0,"open_interest":193.0,"volume":181.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":86.0588,"change":2.65,"open":67.08,"high":110.51,"low":63.54,"tick":"up","last_trade_price":66.3,"last_trade_time":"2026-02-18T15:29:19","percent_change":4.16339,"prev_day_close":63.6499996185303},{"option":"SPXW260218P06795000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1701.0,"volume":12043.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-10.12,"open":6.0,"high":8.9,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:57:31","percent_change":-99.7044,"prev_day_close":10.1500000953674},{"option":"SPXW260218C06800000","bid":80.4,"bid_size":0.0,"ask":82.3,"ask_size":0.0,"iv":0.0,"open_interest":582.0,"volume":910.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":81.0588,"change":27.3,"open":61.25,"high":109.44,"low":57.8,"tick":"up","last_trade_price":87.0,"last_trade_time":"2026-02-18T15:54:04","percent_change":45.7286,"prev_day_close":59.7000007629394},{"option":"SPXW260218P06800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2864.0,"volume":32777.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-11.17,"open":6.9,"high":9.9,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:06","percent_change":-99.7321,"prev_day_close":11.2000002861023},{"option":"SPXW260218C06805000","bid":75.4,"bid_size":0.0,"ask":77.3,"ask_size":0.0,"iv":0.0,"open_interest":255.0,"volume":223.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":76.0588,"change":23.62,"open":55.34,"high":103.0,"low":55.34,"tick":"up","last_trade_price":79.37,"last_trade_time":"2026-02-18T15:52:57","percent_change":42.3677,"prev_day_close":55.75},{"option":"SPXW260218P06805000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":780.0,"volume":14100.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-12.27,"open":7.8,"high":10.8,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:19","percent_change":-99.7561,"prev_day_close":12.2999997138977},{"option":"SPXW260218C06810000","bid":70.4,"bid_size":0.0,"ask":72.3,"ask_size":0.0,"iv":0.0,"open_interest":259.0,"volume":335.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":71.0588,"change":3.63,"open":55.52,"high":98.08,"low":50.7,"tick":"up","last_trade_price":55.63,"last_trade_time":"2026-02-18T15:34:03","percent_change":6.98077,"prev_day_close":52.0},{"option":"SPXW260218P06810000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":906.0,"volume":19507.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-13.47,"open":8.5,"high":12.1,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:29","percent_change":-99.7778,"prev_day_close":13.5},{"option":"SPXW260218C06815000","bid":65.4,"bid_size":0.0,"ask":67.3,"ask_size":0.0,"iv":0.0,"open_interest":232.0,"volume":378.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":66.0588,"change":5.3,"open":51.57,"high":93.13,"low":46.04,"tick":"up","last_trade_price":53.55,"last_trade_time":"2026-02-18T15:34:39","percent_change":10.9845,"prev_day_close":48.25},{"option":"SPXW260218P06815000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":940.0,"volume":14912.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-14.77,"open":9.3,"high":13.2,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:56:05","percent_change":-99.7973,"prev_day_close":14.7999997138977},{"option":"SPXW260218C06820000","bid":60.4,"bid_size":0.0,"ask":62.3,"ask_size":0.0,"iv":0.0,"open_interest":341.0,"volume":528.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":61.0588,"change":19.71,"open":48.1,"high":89.37,"low":38.34,"tick":"down","last_trade_price":64.41,"last_trade_time":"2026-02-18T15:59:07","percent_change":44.094,"prev_day_close":44.6999988555908},{"option":"SPXW260218P06820000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1282.0,"volume":22804.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-16.17,"open":10.2,"high":14.6,"low":0.01,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:34","percent_change":-99.8148,"prev_day_close":16.1999998092651},{"option":"SPXW260218C06825000","bid":55.4,"bid_size":0.0,"ask":57.3,"ask_size":0.0,"iv":0.0,"open_interest":732.0,"volume":766.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":56.0588,"change":13.05,"open":45.2,"high":84.42,"low":33.15,"tick":"down","last_trade_price":54.2,"last_trade_time":"2026-02-18T15:59:48","percent_change":31.7132,"prev_day_close":41.1499996185303},{"option":"SPXW260218P06825000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1736.0,"volume":27099.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-17.72,"open":12.2,"high":16.2,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:10","percent_change":-99.831,"prev_day_close":17.75},{"option":"SPXW260218C06830000","bid":50.4,"bid_size":0.0,"ask":52.3,"ask_size":0.0,"iv":0.0,"open_interest":311.0,"volume":811.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":51.0588,"change":11.45,"open":41.1,"high":78.88,"low":28.18,"tick":"down","last_trade_price":49.2,"last_trade_time":"2026-02-18T15:59:48","percent_change":30.3311,"prev_day_close":37.75},{"option":"SPXW260218P06830000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1672.0,"volume":31266.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-19.3,"open":13.5,"high":17.6,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:36","percent_change":-99.7416,"prev_day_close":19.3500003814697},{"option":"SPXW260218C06835000","bid":45.4,"bid_size":0.0,"ask":47.3,"ask_size":0.0,"iv":0.0,"open_interest":287.0,"volume":848.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":46.0588,"change":10.75,"open":37.5,"high":72.38,"low":23.9,"tick":"down","last_trade_price":45.25,"last_trade_time":"2026-02-18T15:59:55","percent_change":31.1594,"prev_day_close":34.5},{"option":"SPXW260218P06835000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1069.0,"volume":32390.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-21.07,"open":13.9,"high":19.4,"low":0.01,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:38","percent_change":-99.8578,"prev_day_close":21.1000003814697},{"option":"SPXW260218C06840000","bid":40.4,"bid_size":0.0,"ask":42.3,"ask_size":0.0,"iv":0.0,"open_interest":899.0,"volume":1880.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":41.0588,"change":15.22,"open":34.1,"high":68.9,"low":19.15,"tick":"down","last_trade_price":46.62,"last_trade_time":"2026-02-18T15:58:23","percent_change":48.4713,"prev_day_close":31.3999996185303},{"option":"SPXW260218P06840000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1328.0,"volume":51057.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-22.97,"open":15.8,"high":21.35,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:38","percent_change":-99.8696,"prev_day_close":23.0},{"option":"SPXW260218C06845000","bid":35.4,"bid_size":0.0,"ask":37.3,"ask_size":0.0,"iv":0.0,"open_interest":777.0,"volume":2293.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":36.0588,"change":8.3,"open":30.0,"high":63.74,"low":15.03,"tick":"down","last_trade_price":36.7,"last_trade_time":"2026-02-18T15:59:36","percent_change":29.2254,"prev_day_close":28.3999996185303},{"option":"SPXW260218P06845000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1098.0,"volume":55052.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-24.92,"open":17.3,"high":23.4,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:51","percent_change":-99.8798,"prev_day_close":24.9499998092651},{"option":"SPXW260218C06850000","bid":30.4,"bid_size":0.0,"ask":31.5,"ask_size":0.0,"iv":0.0,"open_interest":2472.0,"volume":10333.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":31.0588,"change":4.45,"open":26.6,"high":59.37,"low":11.05,"tick":"down","last_trade_price":30.0,"last_trade_time":"2026-02-18T15:59:50","percent_change":17.4168,"prev_day_close":25.5500001907349},{"option":"SPXW260218P06850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1817.0,"volume":97578.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-27.07,"open":20.0,"high":25.7,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:54","percent_change":-99.8893,"prev_day_close":27.1000003814697},{"option":"SPXW260218C06855000","bid":25.4,"bid_size":0.0,"ask":26.7,"ask_size":0.0,"iv":0.0,"open_interest":672.0,"volume":6917.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":26.0588,"change":2.8,"open":24.5,"high":54.24,"low":7.6,"tick":"up","last_trade_price":25.6,"last_trade_time":"2026-02-18T15:59:59","percent_change":12.2807,"prev_day_close":22.8000001907349},{"option":"SPXW260218P06855000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":902.0,"volume":75097.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-29.25,"open":21.08,"high":27.8,"low":0.02,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:59","percent_change":-99.8294,"prev_day_close":29.3000001907349},{"option":"SPXW260218C06860000","bid":20.5,"bid_size":0.0,"ask":21.7,"ask_size":0.0,"iv":0.0,"open_interest":1019.0,"volume":20176.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":21.0588,"change":-0.8,"open":20.59,"high":49.44,"low":5.0,"tick":"down","last_trade_price":19.4,"last_trade_time":"2026-02-18T15:59:54","percent_change":-3.9604,"prev_day_close":20.1999998092651},{"option":"SPXW260218P06860000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":833.0,"volume":101569.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-31.72,"open":24.2,"high":30.5,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:47","percent_change":-99.9055,"prev_day_close":31.75},{"option":"SPXW260218C06865000","bid":15.5,"bid_size":0.0,"ask":16.9,"ask_size":0.0,"iv":0.0,"open_interest":3902.0,"volume":24842.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":16.0588,"change":-2.7,"open":18.9,"high":44.47,"low":2.95,"tick":"up","last_trade_price":15.1,"last_trade_time":"2026-02-18T15:59:59","percent_change":-15.1685,"prev_day_close":17.8000001907349},{"option":"SPXW260218P06865000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3726.0,"volume":84059.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-34.3,"open":25.1,"high":32.7,"low":0.02,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:54","percent_change":-99.8544,"prev_day_close":34.3500003814697},{"option":"SPXW260218C06870000","bid":10.5,"bid_size":0.0,"ask":11.9,"ask_size":0.0,"iv":0.0,"open_interest":4281.0,"volume":46395.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":11.0588,"change":-6.05,"open":15.59,"high":39.87,"low":1.55,"tick":"down","last_trade_price":9.5,"last_trade_time":"2026-02-18T15:59:54","percent_change":-38.9068,"prev_day_close":15.5500001907349},{"option":"SPXW260218P06870000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":7.1741,"open_interest":3623.0,"volume":99782.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-37.05,"open":28.2,"high":35.9,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:55","percent_change":-99.8652,"prev_day_close":37.1000003814697},{"option":"SPXW260218C06875000","bid":5.5,"bid_size":0.0,"ask":6.6,"ask_size":0.0,"iv":0.0,"open_interest":2047.0,"volume":50299.0,"delta":0.9998,"gamma":0.0004,"vega":0.0,"theta":-0.0001,"rho":0.0,"theo":6.0589,"change":-7.95,"open":13.4,"high":36.17,"low":0.7,"tick":"up","last_trade_price":5.5,"last_trade_time":"2026-02-18T15:59:59","percent_change":-59.1078,"prev_day_close":13.4499998092651},{"option":"SPXW260218P06875000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":4.2901,"open_interest":682.0,"volume":92013.0,"delta":-0.0002,"gamma":0.0004,"vega":0.0,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":-39.95,"open":30.3,"high":39.0,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:59","percent_change":-99.875,"prev_day_close":40.0},{"option":"SPXW260218C06880000","bid":0.6,"bid_size":0.0,"ask":1.0,"ask_size":0.0,"iv":0.0,"open_interest":1311.0,"volume":71457.0,"delta":0.9984,"gamma":0.0142,"vega":0.0,"theta":-0.0001,"rho":0.0,"theo":1.059,"change":-10.9,"open":11.3,"high":31.1,"low":0.35,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:59:59","percent_change":-94.7826,"prev_day_close":11.5},{"option":"SPXW260218P06880000","bid":0.4,"bid_size":0.0,"ask":0.8,"ask_size":0.0,"iv":4.2882,"open_interest":549.0,"volume":107334.0,"delta":-0.3569,"gamma":0.1291,"vega":0.0026,"theta":-0.7,"rho":0.0,"theo":0.7,"change":-42.65,"open":33.8,"high":42.0,"low":0.07,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:59:59","percent_change":-99.0708,"prev_day_close":43.0500011444092},{"option":"SPXW260218C06885000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":2.9911,"open_interest":1137.0,"volume":67364.0,"delta":0.0001,"gamma":0.0005,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-9.7,"open":9.8,"high":26.87,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:59","percent_change":-99.4872,"prev_day_close":9.75},{"option":"SPXW260218P06885000","bid":3.8,"bid_size":0.0,"ask":4.5,"ask_size":0.0,"iv":4.0483,"open_interest":333.0,"volume":72108.0,"delta":-0.9999,"gamma":0.0005,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3.9412,"change":-41.75,"open":36.25,"high":44.46,"low":0.45,"tick":"up","last_trade_price":4.6,"last_trade_time":"2026-02-18T15:59:59","percent_change":-90.0755,"prev_day_close":46.3499984741211},{"option":"SPXW260218C06890000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":5.9672,"open_interest":1118.0,"volume":82092.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-8.11,"open":8.5,"high":23.0,"low":0.02,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:59:54","percent_change":-99.5092,"prev_day_close":8.15000009536743},{"option":"SPXW260218P06890000","bid":7.9,"bid_size":0.0,"ask":9.5,"ask_size":0.0,"iv":0.0,"open_interest":418.0,"volume":76326.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":8.9412,"change":-39.7,"open":41.8,"high":45.1,"low":2.1,"tick":"no_change","last_trade_price":10.0,"last_trade_time":"2026-02-18T15:59:57","percent_change":-79.8793,"prev_day_close":49.7000007629394},{"option":"SPXW260218C06895000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1482.0,"volume":64814.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-6.68,"open":6.3,"high":19.7,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T15:59:51","percent_change":-99.7015,"prev_day_close":6.70000004768372},{"option":"SPXW260218P06895000","bid":13.3,"bid_size":0.0,"ask":14.5,"ask_size":0.0,"iv":7.7276,"open_interest":560.0,"volume":50633.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":13.9412,"change":-39.95,"open":44.59,"high":53.3,"low":3.1,"tick":"down","last_trade_price":13.3,"last_trade_time":"2026-02-18T15:59:59","percent_change":-75.0235,"prev_day_close":53.25},{"option":"SPXW260218C06900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3920.0,"volume":120595.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-5.42,"open":5.0,"high":16.4,"low":0.02,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:56","percent_change":-99.4495,"prev_day_close":5.45000004768372},{"option":"SPXW260218P06900000","bid":17.7,"bid_size":0.0,"ask":19.5,"ask_size":0.0,"iv":0.0,"open_interest":1697.0,"volume":72692.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":18.9412,"change":-36.8,"open":48.04,"high":56.66,"low":4.2,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-18T15:59:54","percent_change":-64.7887,"prev_day_close":56.8000011444092},{"option":"SPXW260218C06905000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2385.0,"volume":89525.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-4.37,"open":4.36,"high":13.5,"low":0.02,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:55","percent_change":-99.3182,"prev_day_close":4.40000009536743},{"option":"SPXW260218P06905000","bid":22.7,"bid_size":0.0,"ask":24.5,"ask_size":0.0,"iv":0.0,"open_interest":172.0,"volume":26612.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":25.5939,"change":-35.62,"open":52.45,"high":57.01,"low":5.7,"tick":"up","last_trade_price":25.13,"last_trade_time":"2026-02-18T15:59:45","percent_change":-58.6337,"prev_day_close":60.75},{"option":"SPXW260218C06910000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1963.0,"volume":81910.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-3.4,"open":3.3,"high":10.9,"low":0.01,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:30","percent_change":-98.5507,"prev_day_close":3.45000004768372},{"option":"SPXW260218P06910000","bid":27.7,"bid_size":0.0,"ask":29.5,"ask_size":0.0,"iv":0.0,"open_interest":412.0,"volume":15152.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":30.5939,"change":-34.7,"open":54.4,"high":65.06,"low":7.6,"tick":"up","last_trade_price":30.0,"last_trade_time":"2026-02-18T15:59:46","percent_change":-53.6321,"prev_day_close":64.6999969482422},{"option":"SPXW260218C06915000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3471.0,"volume":70426.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.635,"open":2.53,"high":8.4,"low":0.02,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:59:44","percent_change":-98.5047,"prev_day_close":2.67499995231628},{"option":"SPXW260218P06915000","bid":32.7,"bid_size":0.0,"ask":34.6,"ask_size":0.0,"iv":0.0,"open_interest":217.0,"volume":4310.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":35.8038,"change":-40.14,"open":64.35,"high":64.35,"low":10.3,"tick":"up","last_trade_price":28.96,"last_trade_time":"2026-02-18T15:58:30","percent_change":-58.0897,"prev_day_close":69.1000022888184},{"option":"SPXW260218C06920000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2984.0,"volume":85612.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-2.02,"open":1.75,"high":6.4,"low":0.02,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:44","percent_change":-98.5366,"prev_day_close":2.04999995231628},{"option":"SPXW260218P06920000","bid":37.7,"bid_size":0.0,"ask":39.6,"ask_size":0.0,"iv":0.0,"open_interest":294.0,"volume":4040.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":40.8038,"change":-34.0,"open":70.35,"high":72.08,"low":14.0,"tick":"no_change","last_trade_price":39.4,"last_trade_time":"2026-02-18T15:59:59","percent_change":-46.3215,"prev_day_close":73.4000015258789},{"option":"SPXW260218C06925000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":4279.0,"volume":65666.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.5,"open":1.25,"high":4.8,"low":0.02,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:23","percent_change":-96.7742,"prev_day_close":1.55000001192093},{"option":"SPXW260218P06925000","bid":42.7,"bid_size":0.0,"ask":44.6,"ask_size":0.0,"iv":0.0,"open_interest":317.0,"volume":2617.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":45.8038,"change":-36.86,"open":68.92,"high":72.25,"low":17.9,"tick":"down","last_trade_price":40.94,"last_trade_time":"2026-02-18T15:51:08","percent_change":-47.3779,"prev_day_close":77.8000030517578},{"option":"SPXW260218C06930000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1936.0,"volume":57795.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-1.12,"open":0.9,"high":3.45,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:51","percent_change":-97.3913,"prev_day_close":1.15000003576279},{"option":"SPXW260218P06930000","bid":47.7,"bid_size":0.0,"ask":49.6,"ask_size":0.0,"iv":0.0,"open_interest":355.0,"volume":2346.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":50.8038,"change":-40.72,"open":73.57,"high":76.27,"low":22.2,"tick":"down","last_trade_price":41.68,"last_trade_time":"2026-02-18T15:54:40","percent_change":-49.4175,"prev_day_close":82.3999977111816},{"option":"SPXW260218C06935000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1473.0,"volume":37505.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.82,"open":0.65,"high":2.4,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:06","percent_change":-96.4706,"prev_day_close":0.849999994039536},{"option":"SPXW260218P06935000","bid":52.7,"bid_size":0.0,"ask":54.6,"ask_size":0.0,"iv":0.0,"open_interest":245.0,"volume":684.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":55.8038,"change":-33.2,"open":79.77,"high":81.0,"low":26.8,"tick":"no_change","last_trade_price":54.0,"last_trade_time":"2026-02-18T15:47:16","percent_change":-38.0734,"prev_day_close":87.2000007629394},{"option":"SPXW260218C06940000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2352.0,"volume":29270.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.62,"open":0.45,"high":1.75,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:07","percent_change":-95.3846,"prev_day_close":0.650000005960464},{"option":"SPXW260218P06940000","bid":57.7,"bid_size":0.0,"ask":59.6,"ask_size":0.0,"iv":0.0,"open_interest":388.0,"volume":772.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":60.8038,"change":-34.6,"open":89.35,"high":89.35,"low":31.0,"tick":"up","last_trade_price":57.4,"last_trade_time":"2026-02-18T15:59:28","percent_change":-37.6087,"prev_day_close":92.0},{"option":"SPXW260218C06945000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1416.0,"volume":20499.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.435,"open":0.35,"high":1.17,"low":0.02,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:57:39","percent_change":-91.5789,"prev_day_close":0.474999994039536},{"option":"SPXW260218P06945000","bid":62.7,"bid_size":0.0,"ask":64.6,"ask_size":0.0,"iv":0.0,"open_interest":239.0,"volume":451.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":65.8038,"change":-36.45,"open":78.05,"high":83.13,"low":38.5,"tick":"up","last_trade_price":60.3,"last_trade_time":"2026-02-18T15:59:15","percent_change":-37.6744,"prev_day_close":96.75},{"option":"SPXW260218C06950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":10021.0,"volume":23208.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.31,"open":0.25,"high":0.8,"low":0.02,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:55:32","percent_change":-88.5714,"prev_day_close":0.350000008940697},{"option":"SPXW260218P06950000","bid":67.7,"bid_size":0.0,"ask":69.6,"ask_size":0.0,"iv":0.0,"open_interest":1291.0,"volume":1529.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":70.8038,"change":-39.06,"open":91.11,"high":98.0,"low":42.04,"tick":"down","last_trade_price":62.74,"last_trade_time":"2026-02-18T15:55:49","percent_change":-38.3694,"prev_day_close":101.799999237061},{"option":"SPXW260218C06955000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2140.0,"volume":12607.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.2,"open":0.17,"high":0.55,"low":0.02,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:40","percent_change":-80.0,"prev_day_close":0.250000007450581},{"option":"SPXW260218P06955000","bid":72.7,"bid_size":0.0,"ask":74.6,"ask_size":0.0,"iv":0.0,"open_interest":112.0,"volume":377.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":75.8038,"change":-32.0,"open":99.36,"high":99.36,"low":49.0,"tick":"down","last_trade_price":74.8,"last_trade_time":"2026-02-18T15:59:40","percent_change":-29.9625,"prev_day_close":106.799999237061},{"option":"SPXW260218C06960000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2387.0,"volume":9320.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.145,"open":0.12,"high":0.4,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:03","percent_change":-82.8571,"prev_day_close":0.175000004470348},{"option":"SPXW260218P06960000","bid":77.7,"bid_size":0.0,"ask":79.6,"ask_size":0.0,"iv":0.0,"open_interest":191.0,"volume":527.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":80.8038,"change":-37.73,"open":101.06,"high":105.29,"low":51.0,"tick":"up","last_trade_price":74.02,"last_trade_time":"2026-02-18T15:55:32","percent_change":-33.7629,"prev_day_close":111.75},{"option":"SPXW260218C06965000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1567.0,"volume":7328.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.1,"open":0.12,"high":0.3,"low":0.01,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:39","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260218P06965000","bid":82.7,"bid_size":0.0,"ask":84.6,"ask_size":0.0,"iv":0.0,"open_interest":86.0,"volume":97.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":85.8038,"change":-40.05,"open":110.77,"high":110.77,"low":60.17,"tick":"down","last_trade_price":76.6,"last_trade_time":"2026-02-18T15:55:15","percent_change":-34.3335,"prev_day_close":116.649997711182},{"option":"SPXW260218C06970000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1482.0,"volume":7034.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.095,"open":0.1,"high":0.2,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:43:32","percent_change":-76.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218P06970000","bid":87.7,"bid_size":0.0,"ask":89.6,"ask_size":0.0,"iv":0.0,"open_interest":148.0,"volume":86.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":90.8038,"change":-31.75,"open":113.2,"high":113.2,"low":62.3,"tick":"no_change","last_trade_price":89.9,"last_trade_time":"2026-02-18T15:59:39","percent_change":-26.0995,"prev_day_close":121.649997711182},{"option":"SPXW260218C06975000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":4867.0,"volume":6657.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.075,"open":0.05,"high":0.15,"low":0.02,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:39","percent_change":-60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260218P06975000","bid":92.7,"bid_size":0.0,"ask":94.6,"ask_size":0.0,"iv":0.0,"open_interest":301.0,"volume":118.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":95.2098,"change":-31.75,"open":83.6,"high":114.74,"low":70.3,"tick":"down","last_trade_price":94.9,"last_trade_time":"2026-02-18T15:59:39","percent_change":-25.0691,"prev_day_close":126.650001525879},{"option":"SPXW260218C06980000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":13060.0,"volume":4407.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.07,"open":0.07,"high":0.1,"low":0.01,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:55:03","percent_change":-70.0,"prev_day_close":0.100000003352761},{"option":"SPXW260218P06980000","bid":97.7,"bid_size":0.0,"ask":99.6,"ask_size":0.0,"iv":0.0,"open_interest":228.0,"volume":60.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":100.2098,"change":-10.06,"open":78.2,"high":121.54,"low":72.9,"tick":"up","last_trade_price":121.54,"last_trade_time":"2026-02-18T15:20:50","percent_change":-7.64438,"prev_day_close":131.599998474121},{"option":"SPXW260218C06985000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":19201.0,"volume":4720.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.055,"open":0.07,"high":0.1,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T15:58:31","percent_change":-73.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260218P06985000","bid":102.7,"bid_size":0.0,"ask":104.6,"ask_size":0.0,"iv":0.0,"open_interest":70.0,"volume":35.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":105.2098,"change":-32.54,"open":88.3,"high":117.92,"low":78.09,"tick":"down","last_trade_price":104.01,"last_trade_time":"2026-02-18T15:48:06","percent_change":-23.8301,"prev_day_close":136.550003051758},{"option":"SPXW260218C06990000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6625.0,"volume":4328.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.045,"open":0.05,"high":0.1,"low":0.02,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:57:33","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218P06990000","bid":107.7,"bid_size":0.0,"ask":109.6,"ask_size":0.0,"iv":0.0,"open_interest":86.0,"volume":24.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":107.9046,"change":-12.98,"open":96.0,"high":128.57,"low":91.05,"tick":"no_change","last_trade_price":128.57,"last_trade_time":"2026-02-18T15:15:14","percent_change":-9.16991,"prev_day_close":141.550003051758},{"option":"SPXW260218C06995000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":4394.0,"volume":1782.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.025,"open":0.03,"high":0.05,"low":0.02,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:26:35","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260218P06995000","bid":112.7,"bid_size":0.0,"ask":114.6,"ask_size":0.0,"iv":0.0,"open_interest":76.0,"volume":76.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":112.9046,"change":-27.15,"open":100.5,"high":128.2,"low":91.7,"tick":"down","last_trade_price":119.4,"last_trade_time":"2026-02-18T15:43:40","percent_change":-18.5261,"prev_day_close":146.550003051758},{"option":"SPXW260218C07000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":5160.0,"volume":1092.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.065,"open":0.05,"high":0.05,"low":0.01,"tick":"down","last_trade_price":0.01,"last_trade_time":"2026-02-18T15:57:28","percent_change":-86.6667,"prev_day_close":0.0750000011175871},{"option":"SPXW260218P07000000","bid":117.7,"bid_size":0.0,"ask":119.6,"ask_size":0.0,"iv":0.0,"open_interest":1342.0,"volume":394.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":117.9046,"change":-35.05,"open":150.0,"high":150.0,"low":91.47,"tick":"no_change","last_trade_price":116.55,"last_trade_time":"2026-02-18T15:51:05","percent_change":-23.1201,"prev_day_close":151.599998474121},{"option":"SPXW260218C07005000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1147.0,"volume":106.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.045,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:58:31","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260218P07005000","bid":122.7,"bid_size":0.0,"ask":124.6,"ask_size":0.0,"iv":0.0,"open_interest":19.0,"volume":17.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":121.8542,"change":-31.22,"open":110.2,"high":124.73,"low":100.3,"tick":"up","last_trade_price":124.73,"last_trade_time":"2026-02-18T14:17:50","percent_change":-20.0192,"prev_day_close":155.949996948242},{"option":"SPXW260218C07010000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":981.0,"volume":179.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.03,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:45:36","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07010000","bid":127.7,"bid_size":0.0,"ask":129.6,"ask_size":0.0,"iv":0.0,"open_interest":18.0,"volume":45.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":126.8542,"change":-15.65,"open":146.16,"high":146.16,"low":103.4,"tick":"no_change","last_trade_price":145.3,"last_trade_time":"2026-02-18T15:30:43","percent_change":-9.72352,"prev_day_close":160.950004577637},{"option":"SPXW260218C07015000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1156.0,"volume":175.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.05,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:45:50","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07015000","bid":132.7,"bid_size":0.0,"ask":134.6,"ask_size":0.0,"iv":0.0,"open_interest":9.0,"volume":5.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":131.8542,"change":-51.61,"open":155.59,"high":155.59,"low":114.19,"tick":"no_change","last_trade_price":114.19,"last_trade_time":"2026-02-18T10:17:50","percent_change":-31.1279,"prev_day_close":165.799995422363},{"option":"SPXW260218C07020000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3621.0,"volume":244.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.03,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:30","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07020000","bid":133.1,"bid_size":0.0,"ask":147.0,"ask_size":0.0,"iv":0.0,"open_interest":102.0,"volume":30.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":136.8542,"change":-22.95,"open":119.17,"high":149.19,"low":113.5,"tick":"down","last_trade_price":148.0,"last_trade_time":"2026-02-18T14:37:27","percent_change":-13.425,"prev_day_close":170.949996948242},{"option":"SPXW260218C07025000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1047.0,"volume":265.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:30","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07025000","bid":138.1,"bid_size":0.0,"ask":151.8,"ask_size":0.0,"iv":0.0,"open_interest":95.0,"volume":1.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":141.8542,"change":-59.45,"open":116.25,"high":116.25,"low":116.25,"tick":"down","last_trade_price":116.25,"last_trade_time":"2026-02-18T13:02:33","percent_change":-33.8361,"prev_day_close":175.700004577637},{"option":"SPXW260218C07030000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":7874.0,"volume":111.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.04,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:38","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07030000","bid":143.1,"bid_size":0.0,"ask":156.8,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":10.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":146.8542,"change":-29.0,"open":147.8,"high":152.0,"low":147.8,"tick":"up","last_trade_price":152.0,"last_trade_time":"2026-02-18T14:32:55","percent_change":-16.0221,"prev_day_close":181.0},{"option":"SPXW260218C07035000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3572.0,"volume":898.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.05,"high":0.05,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:57:02","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07035000","bid":148.0,"bid_size":0.0,"ask":161.7,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":8.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":151.8542,"change":-31.8,"open":152.5,"high":154.0,"low":152.5,"tick":"up","last_trade_price":154.0,"last_trade_time":"2026-02-18T14:20:36","percent_change":-17.1152,"prev_day_close":185.799995422363},{"option":"SPXW260218C07040000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":34779.0,"volume":1120.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:43:06","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07040000","bid":154.1,"bid_size":0.0,"ask":167.8,"ask_size":0.0,"iv":0.0,"open_interest":12.0,"volume":8.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":156.4272,"change":-45.66,"open":173.04,"high":173.04,"low":145.04,"tick":"no_change","last_trade_price":145.04,"last_trade_time":"2026-02-18T10:37:32","percent_change":-23.9434,"prev_day_close":190.700004577637},{"option":"SPXW260218C07045000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":855.0,"volume":88.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.05,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:48:23","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07045000","bid":158.0,"bid_size":0.0,"ask":171.7,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":161.4272,"change":-46.85,"open":149.15,"high":149.15,"low":149.15,"tick":"no_change","last_trade_price":149.15,"last_trade_time":"2026-02-18T10:14:53","percent_change":-23.9031,"prev_day_close":196.0},{"option":"SPXW260218C07050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3819.0,"volume":124.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:15","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07050000","bid":163.0,"bid_size":0.0,"ask":176.9,"ask_size":0.0,"iv":0.0,"open_interest":16.0,"volume":1.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":166.4272,"change":-49.94,"open":150.61,"high":150.61,"low":150.61,"tick":"down","last_trade_price":150.61,"last_trade_time":"2026-02-18T10:16:20","percent_change":-24.9015,"prev_day_close":200.549995422363},{"option":"SPXW260218C07055000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":580.0,"volume":58.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:45:03","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07055000","bid":168.0,"bid_size":0.0,"ask":181.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":171.4272,"change":-52.59,"open":158.8,"high":158.8,"low":152.96,"tick":"down","last_trade_price":152.96,"last_trade_time":"2026-02-18T11:10:50","percent_change":-25.585,"prev_day_close":205.549995422363},{"option":"SPXW260218C07060000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":792.0,"volume":19.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.04,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:54:59","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07060000","bid":174.1,"bid_size":0.0,"ask":187.8,"ask_size":0.0,"iv":0.0,"open_interest":7.0,"volume":17.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":176.4272,"change":-23.4,"open":204.06,"high":204.21,"low":187.8,"tick":"down","last_trade_price":187.8,"last_trade_time":"2026-02-18T15:39:08","percent_change":-11.0795,"prev_day_close":211.200004577637},{"option":"SPXW260218C07065000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":820.0,"volume":5.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:38:16","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07065000","bid":179.1,"bid_size":0.0,"ask":192.8,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":185.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.08,"last_trade_time":"2026-02-10T15:53:02","percent_change":0.0,"prev_day_close":215.849998474121},{"option":"SPXW260218C07070000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":686.0,"volume":5.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:38:16","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07070000","bid":183.0,"bid_size":0.0,"ask":196.9,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":190.2098,"change":-45.94,"open":175.06,"high":175.06,"low":175.06,"tick":"no_change","last_trade_price":175.06,"last_trade_time":"2026-02-18T10:37:32","percent_change":-20.7873,"prev_day_close":221.0},{"option":"SPXW260218C07075000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6135.0,"volume":51.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.04,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:01:52","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07075000","bid":188.0,"bid_size":0.0,"ask":201.7,"ask_size":0.0,"iv":0.0,"open_interest":23.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":195.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.85,"last_trade_time":"2026-02-03T10:54:04","percent_change":0.0,"prev_day_close":225.75},{"option":"SPXW260218C07080000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":936.0,"volume":16.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.04,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T11:03:45","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07080000","bid":193.0,"bid_size":0.0,"ask":206.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":200.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.150001525879},{"option":"SPXW260218C07085000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":2458.0,"volume":22.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.005,"open":0.03,"high":0.04,"low":0.02,"tick":"no_change","last_trade_price":0.02,"last_trade_time":"2026-02-18T15:55:32","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07085000","bid":197.9,"bid_size":0.0,"ask":211.6,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":205.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":235.75},{"option":"SPXW260218C07090000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":679.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T11:25:52","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07090000","bid":202.9,"bid_size":0.0,"ask":216.6,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":210.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":304.56,"last_trade_time":"2026-02-17T10:00:12","percent_change":0.0,"prev_day_close":240.5},{"option":"SPXW260218C07095000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":576.0,"volume":6.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:49:54","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07095000","bid":207.9,"bid_size":0.0,"ask":221.6,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":215.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":245.75},{"option":"SPXW260218C07100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3995.0,"volume":7.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:54:59","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07100000","bid":211.2,"bid_size":0.0,"ask":231.7,"ask_size":0.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":216.1637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.68,"last_trade_time":"2026-02-17T11:57:54","percent_change":0.0,"prev_day_close":251.150009155273},{"option":"SPXW260218C07105000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":467.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T09:55:06","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07105000","bid":215.2,"bid_size":0.0,"ask":235.7,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":225.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":255.149993896484},{"option":"SPXW260218C07110000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":3136.0,"volume":4.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.03,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:43:40","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07110000","bid":219.4,"bid_size":0.0,"ask":239.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":230.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.52,"last_trade_time":"2026-02-12T09:37:59","percent_change":0.0,"prev_day_close":260.400001525879},{"option":"SPXW260218C07115000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":30.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:28:57","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07115000","bid":224.4,"bid_size":0.0,"ask":244.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":235.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":266.5},{"option":"SPXW260218C07120000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":796.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-17T11:28:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07120000","bid":229.4,"bid_size":0.0,"ask":249.9,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":240.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":173.54,"last_trade_time":"2026-02-09T10:24:25","percent_change":0.0,"prev_day_close":270.649993896484},{"option":"SPXW260218C07125000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":834.0,"volume":3.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T11:04:36","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07125000","bid":234.4,"bid_size":0.0,"ask":254.9,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":16.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":245.2098,"change":-52.79,"open":269.8,"high":269.8,"low":222.71,"tick":"down","last_trade_price":222.71,"last_trade_time":"2026-02-18T12:06:03","percent_change":-19.1615,"prev_day_close":275.5},{"option":"SPXW260218C07130000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":808.0,"volume":99.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.015,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T10:45:02","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07130000","bid":239.4,"bid_size":0.0,"ask":259.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":250.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":280.149993896484},{"option":"SPXW260218C07135000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":59.0,"volume":5.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.04,"high":0.04,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:49:32","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07135000","bid":244.4,"bid_size":0.0,"ask":264.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":255.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":285.799987792969},{"option":"SPXW260218C07140000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1085.0,"volume":16.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.015,"open":0.04,"high":0.04,"low":0.03,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T11:15:01","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07140000","bid":249.4,"bid_size":0.0,"ask":269.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":5.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":260.2098,"change":-30.52,"open":273.23,"high":278.3,"low":259.63,"tick":"down","last_trade_price":259.63,"last_trade_time":"2026-02-18T14:17:50","percent_change":-10.5187,"prev_day_close":290.149993896484},{"option":"SPXW260218C07145000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":52.0,"volume":27.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.005,"open":0.02,"high":0.04,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T10:55:21","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07145000","bid":254.4,"bid_size":0.0,"ask":274.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":265.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.149993896484},{"option":"SPXW260218C07150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":816.0,"volume":9.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.02,"high":0.03,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:59:23","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07150000","bid":259.4,"bid_size":0.0,"ask":279.9,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":270.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":308.29,"last_trade_time":"2026-02-17T11:57:54","percent_change":0.0,"prev_day_close":300.899993896484},{"option":"SPXW260218C07160000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":511.0,"volume":102.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.015,"open":0.04,"high":0.04,"low":0.02,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T10:15:28","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07160000","bid":269.4,"bid_size":0.0,"ask":289.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":280.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":310.75},{"option":"SPXW260218C07170000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":513.0,"volume":67.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.05,"high":0.05,"low":0.02,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:03:29","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07170000","bid":279.4,"bid_size":0.0,"ask":299.9,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":290.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":340.01,"last_trade_time":"2026-02-17T11:30:36","percent_change":0.0,"prev_day_close":320.899993896484},{"option":"SPXW260218C07175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":724.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:18:49","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07175000","bid":284.4,"bid_size":0.0,"ask":304.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":295.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":325.649993896484},{"option":"SPXW260218C07180000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07180000","bid":289.4,"bid_size":0.0,"ask":309.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":4.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":300.2098,"change":-22.77,"open":313.27,"high":318.35,"low":307.88,"tick":"down","last_trade_price":307.88,"last_trade_time":"2026-02-18T09:54:45","percent_change":-6.88643,"prev_day_close":330.649993896484},{"option":"SPXW260218C07190000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07190000","bid":299.4,"bid_size":0.0,"ask":319.9,"ask_size":0.0,"iv":0.0,"open_interest":16.0,"volume":16.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":310.2098,"change":-22.71,"open":321.56,"high":321.56,"low":318.17,"tick":"no_change","last_trade_price":318.19,"last_trade_time":"2026-02-18T14:41:17","percent_change":-6.66178,"prev_day_close":340.899993896484},{"option":"SPXW260218C07200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1045.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T13:04:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07200000","bid":309.4,"bid_size":0.0,"ask":329.9,"ask_size":0.0,"iv":0.0,"open_interest":46.0,"volume":46.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":320.2098,"change":-8.72,"open":327.35,"high":342.18,"low":327.35,"tick":"up","last_trade_price":342.18,"last_trade_time":"2026-02-18T15:22:28","percent_change":-2.48504,"prev_day_close":350.899993896484},{"option":"SPXW260218C07210000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":30.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-12T12:02:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07210000","bid":319.4,"bid_size":0.0,"ask":339.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":330.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":360.799987792969},{"option":"SPXW260218C07220000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":31.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:18:39","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07220000","bid":329.4,"bid_size":0.0,"ask":349.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":340.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.099990844727},{"option":"SPXW260218C07225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":394.0,"volume":2.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:32:07","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07225000","bid":334.4,"bid_size":0.0,"ask":354.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":343.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":375.599990844727},{"option":"SPXW260218C07250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":314.0,"volume":2.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:32:07","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07250000","bid":359.4,"bid_size":0.0,"ask":379.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":368.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.86,"last_trade_time":"2026-02-05T10:01:43","percent_change":0.0,"prev_day_close":400.599990844727},{"option":"SPXW260218C07275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":278.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-17T15:57:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07275000","bid":384.4,"bid_size":0.0,"ask":404.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":393.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":425.599990844727},{"option":"SPXW260218C07300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":71.0,"volume":2.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:53:29","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07300000","bid":409.4,"bid_size":0.0,"ask":429.9,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":418.9412,"change":-24.77,"open":426.13,"high":426.13,"low":426.13,"tick":"down","last_trade_price":426.13,"last_trade_time":"2026-02-18T14:41:42","percent_change":-5.49346,"prev_day_close":450.899993896484},{"option":"SPXW260218C07325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":559.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":-0.005,"open":0.02,"high":0.02,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T15:53:46","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07325000","bid":434.4,"bid_size":0.0,"ask":454.9,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":443.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":376.4,"last_trade_time":"2026-02-09T10:24:25","percent_change":0.0,"prev_day_close":475.599990844727},{"option":"SPXW260218C07350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":34.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:57:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07350000","bid":459.4,"bid_size":0.0,"ask":479.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":468.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":377.82,"last_trade_time":"2026-01-26T15:04:45","percent_change":0.0,"prev_day_close":499.649993896484},{"option":"SPXW260218C07375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":171.0,"volume":2.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:49:54","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07375000","bid":484.4,"bid_size":0.0,"ask":504.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":493.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.98,"last_trade_time":"2026-02-11T14:12:23","percent_change":0.0,"prev_day_close":526.0},{"option":"SPXW260218C07400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":123.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-10T14:53:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07400000","bid":509.4,"bid_size":0.0,"ask":529.9,"ask_size":0.0,"iv":0.0,"open_interest":2.0,"volume":2.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":518.9412,"change":-24.77,"open":526.28,"high":526.28,"low":526.28,"tick":"up","last_trade_price":526.28,"last_trade_time":"2026-02-18T14:41:42","percent_change":-4.49505,"prev_day_close":551.049987792969},{"option":"SPXW260218C07425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":81.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T12:14:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07425000","bid":534.4,"bid_size":0.0,"ask":554.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":543.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":576.049987792969},{"option":"SPXW260218C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":106.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:11:57","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07450000","bid":559.9,"bid_size":0.0,"ask":579.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":568.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":585.84,"last_trade_time":"2026-02-12T12:22:10","percent_change":0.0,"prev_day_close":600.649993896484},{"option":"SPXW260218C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":163.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:11:43","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07500000","bid":609.9,"bid_size":0.0,"ask":629.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":618.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.400024414062},{"option":"SPXW260218C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":828.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:47:48","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07600000","bid":709.9,"bid_size":0.0,"ask":729.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":718.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":750.550018310547},{"option":"SPXW260218C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":536.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-02T09:30:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P07800000","bid":909.9,"bid_size":0.0,"ask":929.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":918.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":950.550018310547},{"option":"SPXW260218C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-01-16T10:59:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P08000000","bid":1109.9,"bid_size":0.0,"ask":1129.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1118.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1150.54998779297},{"option":"SPXW260218C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":6.0,"volume":2.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:26:54","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P08200000","bid":1309.9,"bid_size":0.0,"ask":1329.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":1.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1318.9412,"change":-39.7,"open":1310.8,"high":1310.8,"low":1310.8,"tick":"down","last_trade_price":1310.8,"last_trade_time":"2026-02-18T13:44:30","percent_change":-2.93965,"prev_day_close":1350.5},{"option":"SPXW260218C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-01-12T09:34:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P08400000","bid":1509.9,"bid_size":0.0,"ask":1529.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1518.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1550.89996337891},{"option":"SPXW260218C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P08600000","bid":1709.9,"bid_size":0.0,"ask":1729.9,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1718.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1749.95001220703},{"option":"SPXW260218C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":5.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:12:18","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P08800000","bid":1909.9,"bid_size":0.0,"ask":1929.9,"ask_size":0.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":1918.9412,"change":-36.76,"open":1913.19,"high":1913.19,"low":1913.19,"tick":"down","last_trade_price":1913.19,"last_trade_time":"2026-02-18T13:43:23","percent_change":-1.88518,"prev_day_close":1949.95001220703},{"option":"SPXW260218C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":0.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:33:50","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260218P09000000","bid":2109.9,"bid_size":0.0,"ask":2129.9,"ask_size":0.0,"iv":0.0,"open_interest":9.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2120.8038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2150.45007324219},{"option":"SPXW260219C02800000","bid":4044.4,"bid_size":1.0,"ask":4063.5,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":2.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":4054.9713,"change":26.85,"open":4075.6,"high":4075.6,"low":4075.6,"tick":"up","last_trade_price":4075.6,"last_trade_time":"2026-02-18T16:10:58","percent_change":0.663168,"prev_day_close":4073.25},{"option":"SPXW260219P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":175.0,"iv":7.1996,"open_interest":510.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-21T13:00:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C03000000","bid":3844.4,"bid_size":1.0,"ask":3863.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3854.9713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3873.5},{"option":"SPXW260219P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":154.0,"iv":6.6624,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C03200000","bid":3644.4,"bid_size":1.0,"ask":3663.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3654.968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3673.79992675781},{"option":"SPXW260219P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":154.0,"iv":6.1598,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C03400000","bid":3444.4,"bid_size":1.0,"ask":3463.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3454.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3473.84997558594},{"option":"SPXW260219P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":154.0,"iv":5.6872,"open_interest":677.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-29T10:01:44","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C03600000","bid":3244.4,"bid_size":1.0,"ask":3263.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3254.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3273.0},{"option":"SPXW260219P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":154.0,"iv":5.2412,"open_interest":230.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-23T13:11:04","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C03800000","bid":3044.4,"bid_size":1.0,"ask":3063.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":3054.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3073.55004882812},{"option":"SPXW260219P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":154.0,"iv":4.8188,"open_interest":21.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.17,"last_trade_time":"2026-02-04T12:57:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C04000000","bid":2844.4,"bid_size":1.0,"ask":2863.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2854.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2872.70007324219},{"option":"SPXW260219P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":153.0,"iv":4.4172,"open_interest":108.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-06T16:03:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C04200000","bid":2644.4,"bid_size":1.0,"ask":2663.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2654.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2673.25},{"option":"SPXW260219P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":153.0,"iv":4.0344,"open_interest":23.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-01-30T14:41:42","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C04400000","bid":2444.4,"bid_size":1.0,"ask":2463.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2454.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2473.19995117188},{"option":"SPXW260219P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":152.0,"iv":3.6685,"open_interest":168.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T14:35:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C04600000","bid":2244.4,"bid_size":1.0,"ask":2263.5,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":4.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":2254.0601,"change":42.1,"open":2290.0,"high":2290.0,"low":2290.0,"tick":"up","last_trade_price":2290.0,"last_trade_time":"2026-02-18T14:01:30","percent_change":1.87286,"prev_day_close":2274.55004882812},{"option":"SPXW260219P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":151.0,"iv":3.3178,"open_interest":1362.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.0,"theo":0.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:51:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C04800000","bid":2044.4,"bid_size":1.0,"ask":2063.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":-0.0002,"rho":0.0,"theo":2054.0604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2073.65002441406},{"option":"SPXW260219P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":151.0,"iv":2.9809,"open_interest":1636.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0002,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:52:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05000000","bid":1844.4,"bid_size":1.0,"ask":1863.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0002,"theta":-0.0028,"rho":0.0,"theo":1854.063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1872.44995117188},{"option":"SPXW260219P05000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":151.0,"iv":2.6564,"open_interest":1459.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0028,"rho":0.0,"theo":0.0028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-16T10:43:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05200000","bid":1644.4,"bid_size":1.0,"ask":1663.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0017,"theta":-0.025,"rho":0.0,"theo":1654.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1674.04998779297},{"option":"SPXW260219P05200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":147.0,"iv":2.3434,"open_interest":2711.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0017,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T11:03:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05400000","bid":1448.3,"bid_size":25.0,"ask":1462.4,"ask_size":25.0,"iv":2.8728,"open_interest":2.0,"volume":1.0,"delta":0.9998,"gamma":0.0,"vega":0.0019,"theta":-0.025,"rho":0.0,"theo":1454.0851,"change":32.15,"open":1499.94,"high":1499.94,"low":1499.94,"tick":"up","last_trade_price":1499.94,"last_trade_time":"2026-02-18T10:47:36","percent_change":2.22054,"prev_day_close":1474.69995117188},{"option":"SPXW260219P05400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":126.0,"iv":2.0404,"open_interest":1423.0,"volume":2.0,"delta":-0.0002,"gamma":0.0,"vega":0.0019,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:49:48","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05500000","bid":1344.4,"bid_size":1.0,"ask":1363.5,"ask_size":1.0,"iv":0.0,"open_interest":22.0,"volume":20.0,"delta":0.9998,"gamma":0.0,"vega":0.002,"theta":-0.025,"rho":0.0,"theo":1354.0851,"change":26.73,"open":1374.48,"high":1374.48,"low":1374.48,"tick":"down","last_trade_price":1374.48,"last_trade_time":"2026-02-18T09:55:54","percent_change":1.98331,"prev_day_close":1374.04998779297},{"option":"SPXW260219P05500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":131.0,"iv":1.8924,"open_interest":1134.0,"volume":1.0,"delta":-0.0002,"gamma":0.0,"vega":0.002,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:30:03","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05600000","bid":1244.4,"bid_size":1.0,"ask":1263.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0022,"theta":-0.025,"rho":0.0,"theo":1254.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1272.75},{"option":"SPXW260219P05600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":1.7464,"open_interest":695.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0022,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:04:35","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05700000","bid":1144.4,"bid_size":1.0,"ask":1163.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0024,"theta":-0.025,"rho":0.0,"theo":1154.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1173.54998779297},{"option":"SPXW260219P05700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":1.602,"open_interest":6507.0,"volume":101.0,"delta":-0.0003,"gamma":0.0,"vega":0.0024,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.025,"open":0.03,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:42:20","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05800000","bid":1044.4,"bid_size":1.0,"ask":1063.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0026,"theta":-0.025,"rho":0.0,"theo":1054.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1073.0},{"option":"SPXW260219P05800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":131.0,"iv":1.4598,"open_interest":3008.0,"volume":219.0,"delta":-0.0003,"gamma":0.0,"vega":0.0026,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.05,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:14:45","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05850000","bid":994.4,"bid_size":1.0,"ask":1013.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0027,"theta":-0.025,"rho":0.0,"theo":1004.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1023.59997558594},{"option":"SPXW260219P05850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":128.0,"iv":1.3894,"open_interest":879.0,"volume":264.0,"delta":-0.0003,"gamma":0.0,"vega":0.0027,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:14:45","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05875000","bid":969.4,"bid_size":1.0,"ask":988.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0028,"theta":-0.025,"rho":0.0,"theo":979.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":997.949981689453},{"option":"SPXW260219P05875000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":126.0,"iv":1.3544,"open_interest":491.0,"volume":176.0,"delta":-0.0003,"gamma":0.0,"vega":0.0028,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:14:45","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05900000","bid":944.4,"bid_size":1.0,"ask":963.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0028,"theta":-0.025,"rho":0.0,"theo":954.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":973.200012207031},{"option":"SPXW260219P05900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":128.0,"iv":1.3194,"open_interest":885.0,"volume":416.0,"delta":-0.0004,"gamma":0.0,"vega":0.0028,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.05,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:31:50","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05925000","bid":919.4,"bid_size":1.0,"ask":938.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0029,"theta":-0.025,"rho":0.0,"theo":929.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":947.699981689453},{"option":"SPXW260219P05925000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":126.0,"iv":1.2846,"open_interest":481.0,"volume":340.0,"delta":-0.0004,"gamma":0.0,"vega":0.0029,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:20:20","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05950000","bid":894.4,"bid_size":1.0,"ask":913.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.003,"theta":-0.025,"rho":0.0,"theo":904.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":923.0},{"option":"SPXW260219P05950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":125.0,"iv":1.2498,"open_interest":1668.0,"volume":1624.0,"delta":-0.0004,"gamma":0.0,"vega":0.003,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.075,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:37:03","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C05975000","bid":869.4,"bid_size":1.0,"ask":888.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0031,"theta":-0.025,"rho":0.0,"theo":879.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":898.699981689453},{"option":"SPXW260219P05975000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":1.2151,"open_interest":738.0,"volume":647.0,"delta":-0.0004,"gamma":0.0,"vega":0.0031,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.1,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:39:26","percent_change":-66.6667,"prev_day_close":0.025000000372529},{"option":"SPXW260219C06000000","bid":844.4,"bid_size":1.0,"ask":863.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0032,"theta":-0.025,"rho":0.0,"theo":854.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":873.699981689453},{"option":"SPXW260219P06000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":125.0,"iv":1.1805,"open_interest":1022.0,"volume":612.0,"delta":-0.0004,"gamma":0.0,"vega":0.0032,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.075,"open":0.05,"high":0.05,"low":0.04,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:39:14","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219C06025000","bid":828.1,"bid_size":6.0,"ask":830.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0032,"theta":-0.025,"rho":0.0,"theo":829.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":847.900024414062},{"option":"SPXW260219P06025000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":122.0,"iv":1.146,"open_interest":596.0,"volume":239.0,"delta":-0.0004,"gamma":0.0,"vega":0.0032,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.1,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:41:27","percent_change":-66.6667,"prev_day_close":0.025000000372529},{"option":"SPXW260219C06050000","bid":803.1,"bid_size":6.0,"ask":805.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0033,"theta":-0.025,"rho":0.0,"theo":804.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":823.600006103516},{"option":"SPXW260219P06050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":120.0,"iv":1.1116,"open_interest":671.0,"volume":452.0,"delta":-0.0004,"gamma":0.0,"vega":0.0033,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.1,"open":0.05,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:45:05","percent_change":-66.6667,"prev_day_close":0.025000000372529},{"option":"SPXW260219C06075000","bid":778.1,"bid_size":6.0,"ask":780.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0034,"theta":-0.025,"rho":0.0,"theo":779.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.149993896484},{"option":"SPXW260219P06075000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":119.0,"iv":1.0773,"open_interest":728.0,"volume":358.0,"delta":-0.0004,"gamma":0.0,"vega":0.0034,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.125,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:56:33","percent_change":-71.4286,"prev_day_close":0.0500000007450581},{"option":"SPXW260219C06100000","bid":753.1,"bid_size":6.0,"ask":755.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0035,"theta":-0.025,"rho":0.0,"theo":754.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":773.200012207031},{"option":"SPXW260219P06100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":121.0,"iv":1.0431,"open_interest":580.0,"volume":329.0,"delta":-0.0004,"gamma":0.0,"vega":0.0035,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.15,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:56:30","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06125000","bid":728.1,"bid_size":6.0,"ask":730.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0036,"theta":-0.025,"rho":0.0,"theo":729.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.399993896484},{"option":"SPXW260219P06125000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":118.0,"iv":1.0089,"open_interest":461.0,"volume":277.0,"delta":-0.0004,"gamma":0.0,"vega":0.0036,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.15,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:38","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06150000","bid":703.1,"bid_size":6.0,"ask":705.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0038,"theta":-0.025,"rho":0.0,"theo":704.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":722.75},{"option":"SPXW260219P06150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":117.0,"iv":0.9748,"open_interest":843.0,"volume":531.0,"delta":-0.0005,"gamma":0.0,"vega":0.0038,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.15,"open":0.1,"high":0.1,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:38","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06175000","bid":678.1,"bid_size":6.0,"ask":680.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0039,"theta":-0.025,"rho":0.0,"theo":679.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":698.099975585938},{"option":"SPXW260219P06175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":89.0,"iv":0.9408,"open_interest":1432.0,"volume":1081.0,"delta":-0.0005,"gamma":0.0,"vega":0.0039,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.2,"open":0.07,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:06:57","percent_change":-80.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06200000","bid":653.1,"bid_size":6.0,"ask":655.3,"ask_size":6.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.004,"theta":-0.025,"rho":0.0,"theo":654.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":671.55,"last_trade_time":"2026-02-12T14:01:59","percent_change":0.0,"prev_day_close":673.100006103516},{"option":"SPXW260219P06200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":88.0,"iv":0.9068,"open_interest":1595.0,"volume":797.0,"delta":-0.0005,"gamma":0.0,"vega":0.004,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.2,"open":0.15,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:11:08","percent_change":-80.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06225000","bid":628.1,"bid_size":6.0,"ask":630.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0042,"theta":-0.025,"rho":0.0,"theo":629.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":648.5},{"option":"SPXW260219P06225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":87.0,"iv":0.8729,"open_interest":272.0,"volume":158.0,"delta":-0.0005,"gamma":0.0,"vega":0.0042,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.2,"open":0.15,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:54","percent_change":-80.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06250000","bid":603.1,"bid_size":6.0,"ask":605.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0043,"theta":-0.025,"rho":0.0,"theo":604.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.800018310547},{"option":"SPXW260219P06250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":85.0,"iv":0.839,"open_interest":495.0,"volume":78.0,"delta":-0.0005,"gamma":0.0,"vega":0.0043,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.25,"open":0.15,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:05:51","percent_change":-83.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06275000","bid":578.1,"bid_size":6.0,"ask":580.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0045,"theta":-0.025,"rho":0.0,"theo":579.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.550018310547},{"option":"SPXW260219P06275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":84.0,"iv":0.8052,"open_interest":3430.0,"volume":166.0,"delta":-0.0006,"gamma":0.0,"vega":0.0045,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.25,"open":0.2,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:03:03","percent_change":-83.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06290000","bid":563.1,"bid_size":6.0,"ask":565.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0046,"theta":-0.025,"rho":0.0,"theo":564.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.350006103516},{"option":"SPXW260219P06290000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":83.0,"iv":0.785,"open_interest":294.0,"volume":21.0,"delta":-0.0006,"gamma":0.0,"vega":0.0046,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.25,"open":0.1,"high":0.1,"low":0.04,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:14:34","percent_change":-83.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06300000","bid":553.1,"bid_size":6.0,"ask":555.3,"ask_size":6.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0047,"theta":-0.025,"rho":0.0,"theo":554.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":679.24,"last_trade_time":"2026-01-16T11:25:09","percent_change":0.0,"prev_day_close":572.950012207031},{"option":"SPXW260219P06300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":82.0,"iv":0.7715,"open_interest":982.0,"volume":165.0,"delta":-0.0006,"gamma":0.0,"vega":0.0047,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.275,"open":0.15,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:12:52","percent_change":-84.6154,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06310000","bid":543.1,"bid_size":6.0,"ask":545.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":544.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.600006103516},{"option":"SPXW260219P06310000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":81.0,"iv":0.758,"open_interest":133.0,"volume":61.0,"delta":-0.0006,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.2,"open":0.2,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:17:31","percent_change":-57.1429,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06320000","bid":533.1,"bid_size":6.0,"ask":535.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":534.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.399993896484},{"option":"SPXW260219P06320000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":81.0,"iv":0.7445,"open_interest":46.0,"volume":21.0,"delta":-0.0006,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.3,"open":0.1,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:08:17","percent_change":-85.7143,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06325000","bid":528.1,"bid_size":6.0,"ask":530.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0049,"theta":-0.025,"rho":0.0,"theo":529.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":549.399993896484},{"option":"SPXW260219P06325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":81.0,"iv":0.7378,"open_interest":506.0,"volume":464.0,"delta":-0.0006,"gamma":0.0,"vega":0.0049,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.3,"open":0.25,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:41","percent_change":-85.7143,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06330000","bid":523.1,"bid_size":6.0,"ask":525.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0049,"theta":-0.025,"rho":0.0,"theo":524.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.399993896484},{"option":"SPXW260219P06330000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":80.0,"iv":0.731,"open_interest":105.0,"volume":57.0,"delta":-0.0006,"gamma":0.0,"vega":0.0049,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.25,"open":0.22,"high":0.22,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:39:16","percent_change":-71.4286,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06340000","bid":513.1,"bid_size":6.0,"ask":515.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.005,"theta":-0.025,"rho":0.0,"theo":514.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":534.399993896484},{"option":"SPXW260219P06340000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":80.0,"iv":0.7176,"open_interest":74.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.005,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-17T15:41:44","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06350000","bid":503.1,"bid_size":6.0,"ask":505.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0051,"theta":-0.025,"rho":0.0,"theo":504.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":524.399993896484},{"option":"SPXW260219P06350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":79.0,"iv":0.7041,"open_interest":1363.0,"volume":143.0,"delta":-0.0006,"gamma":0.0,"vega":0.0051,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.325,"open":0.2,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:14:53","percent_change":-86.6667,"prev_day_close":0.0750000011175871},{"option":"SPXW260219C06360000","bid":493.1,"bid_size":6.0,"ask":495.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0052,"theta":-0.025,"rho":0.0,"theo":494.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":514.399993896484},{"option":"SPXW260219P06360000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":79.0,"iv":0.6906,"open_interest":64.0,"volume":6.0,"delta":-0.0006,"gamma":0.0,"vega":0.0052,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.225,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:59:22","percent_change":-60.0,"prev_day_close":0.100000003352761},{"option":"SPXW260219C06370000","bid":483.1,"bid_size":6.0,"ask":485.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0053,"theta":-0.025,"rho":0.0,"theo":484.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":504.300003051758},{"option":"SPXW260219P06370000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":79.0,"iv":0.6772,"open_interest":94.0,"volume":65.0,"delta":-0.0006,"gamma":0.0,"vega":0.0053,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.33,"open":0.2,"high":0.2,"low":0.07,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T16:05:00","percent_change":-82.5,"prev_day_close":0.100000003352761},{"option":"SPXW260219C06375000","bid":478.1,"bid_size":6.0,"ask":480.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0053,"theta":-0.025,"rho":0.0,"theo":479.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.300003051758},{"option":"SPXW260219P06375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":79.0,"iv":0.6704,"open_interest":523.0,"volume":38.0,"delta":-0.0006,"gamma":0.0,"vega":0.0053,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.35,"open":0.2,"high":0.2,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:41","percent_change":-87.5,"prev_day_close":0.100000003352761},{"option":"SPXW260219C06380000","bid":473.1,"bid_size":6.0,"ask":475.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0054,"theta":-0.025,"rho":0.0,"theo":474.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.300003051758},{"option":"SPXW260219P06380000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.6637,"open_interest":63.0,"volume":9.0,"delta":-0.0006,"gamma":0.0,"vega":0.0054,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.3,"open":0.2,"high":0.25,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:02","percent_change":-75.0,"prev_day_close":0.100000003352761},{"option":"SPXW260219C06390000","bid":463.1,"bid_size":6.0,"ask":465.4,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0055,"theta":-0.025,"rho":0.0,"theo":464.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":484.300003051758},{"option":"SPXW260219P06390000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.6502,"open_interest":254.0,"volume":42.0,"delta":-0.0007,"gamma":0.0,"vega":0.0055,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.3,"open":0.25,"high":0.25,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:52:11","percent_change":-75.0,"prev_day_close":0.100000003352761},{"option":"SPXW260219C06400000","bid":453.1,"bid_size":6.0,"ask":455.4,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0056,"theta":-0.025,"rho":0.0,"theo":454.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":474.350006103516},{"option":"SPXW260219P06400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.6368,"open_interest":1754.0,"volume":128.0,"delta":-0.0007,"gamma":0.0,"vega":0.0056,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.375,"open":0.25,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:41","percent_change":-88.2353,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06410000","bid":443.1,"bid_size":6.0,"ask":445.4,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0057,"theta":-0.025,"rho":0.0,"theo":444.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.300003051758},{"option":"SPXW260219P06410000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.6233,"open_interest":140.0,"volume":129.0,"delta":-0.0007,"gamma":0.0,"vega":0.0057,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.325,"open":0.25,"high":0.25,"low":0.07,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T15:58:11","percent_change":-76.4706,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06420000","bid":433.1,"bid_size":6.0,"ask":435.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0099,"theta":-0.05,"rho":0.0,"theo":434.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":454.449996948242},{"option":"SPXW260219P06420000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":149.0,"iv":0.6448,"open_interest":92.0,"volume":73.0,"delta":-0.0013,"gamma":0.0,"vega":0.0099,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.35,"open":0.3,"high":0.35,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:55:29","percent_change":-77.7778,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06425000","bid":428.1,"bid_size":6.0,"ask":430.3,"ask_size":6.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0059,"theta":-0.025,"rho":0.0,"theo":429.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":509.52,"last_trade_time":"2026-02-11T10:14:05","percent_change":0.0,"prev_day_close":449.449996948242},{"option":"SPXW260219P06425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.6032,"open_interest":1866.0,"volume":841.0,"delta":-0.0007,"gamma":0.0,"vega":0.0059,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.4,"open":0.25,"high":0.25,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:39:09","percent_change":-88.8889,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06430000","bid":423.1,"bid_size":6.0,"ask":425.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0101,"theta":-0.05,"rho":0.0,"theo":424.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":444.449996948242},{"option":"SPXW260219P06430000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":147.0,"iv":0.6306,"open_interest":3069.0,"volume":2587.0,"delta":-0.0013,"gamma":0.0,"vega":0.0101,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.4,"open":0.25,"high":0.25,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:56:04","percent_change":-88.8889,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06435000","bid":418.1,"bid_size":6.0,"ask":420.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0102,"theta":-0.05,"rho":0.0,"theo":419.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":439.449996948242},{"option":"SPXW260219P06435000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":147.0,"iv":0.6236,"open_interest":297.0,"volume":249.0,"delta":-0.0013,"gamma":0.0,"vega":0.0102,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.375,"open":0.3,"high":0.3,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:13:41","percent_change":-78.9474,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06440000","bid":413.1,"bid_size":6.0,"ask":415.3,"ask_size":6.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0103,"theta":-0.05,"rho":0.0,"theo":414.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.24,"last_trade_time":"2026-02-17T12:04:38","percent_change":0.0,"prev_day_close":434.449996948242},{"option":"SPXW260219P06440000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.6165,"open_interest":520.0,"volume":436.0,"delta":-0.0013,"gamma":0.0,"vega":0.0103,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.425,"open":0.32,"high":0.32,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:52","percent_change":-89.4737,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06445000","bid":408.1,"bid_size":6.0,"ask":410.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0104,"theta":-0.05,"rho":0.0,"theo":409.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":429.449996948242},{"option":"SPXW260219P06445000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.6095,"open_interest":456.0,"volume":265.0,"delta":-0.0013,"gamma":0.0,"vega":0.0104,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.425,"open":0.4,"high":0.4,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:52","percent_change":-89.4737,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06450000","bid":403.1,"bid_size":6.0,"ask":405.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0105,"theta":-0.05,"rho":0.0,"theo":404.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":424.449996948242},{"option":"SPXW260219P06450000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":145.0,"iv":0.6024,"open_interest":3128.0,"volume":587.0,"delta":-0.0013,"gamma":0.0,"vega":0.0105,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.075,"open":0.35,"high":0.35,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:52","percent_change":-60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06455000","bid":398.1,"bid_size":6.0,"ask":400.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0107,"theta":-0.05,"rho":0.0,"theo":399.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.449996948242},{"option":"SPXW260219P06455000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":143.0,"iv":0.5954,"open_interest":272.0,"volume":260.0,"delta":-0.0014,"gamma":0.0,"vega":0.0107,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.45,"open":0.25,"high":0.25,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:52","percent_change":-90.0,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06460000","bid":393.1,"bid_size":6.0,"ask":395.3,"ask_size":6.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0108,"theta":-0.05,"rho":0.0,"theo":394.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.449996948242},{"option":"SPXW260219P06460000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":143.0,"iv":0.5883,"open_interest":541.0,"volume":245.0,"delta":-0.0014,"gamma":0.0,"vega":0.0108,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.475,"open":0.37,"high":0.37,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:41","percent_change":-90.4762,"prev_day_close":0.12500000372529},{"option":"SPXW260219C06465000","bid":388.1,"bid_size":6.0,"ask":390.3,"ask_size":6.0,"iv":0.639,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0109,"theta":-0.05,"rho":0.0,"theo":389.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.449996948242},{"option":"SPXW260219P06465000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.5813,"open_interest":569.0,"volume":478.0,"delta":-0.0014,"gamma":0.0,"vega":0.0109,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.425,"open":0.3,"high":0.3,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:14:28","percent_change":-80.9524,"prev_day_close":0.150000002235174},{"option":"SPXW260219C06470000","bid":383.1,"bid_size":6.0,"ask":385.3,"ask_size":6.0,"iv":0.6313,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.011,"theta":-0.05,"rho":0.0,"theo":384.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.449996948242},{"option":"SPXW260219P06470000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.5742,"open_interest":521.0,"volume":497.0,"delta":-0.0014,"gamma":0.0,"vega":0.011,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.425,"open":0.35,"high":0.35,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:52","percent_change":-80.9524,"prev_day_close":0.150000002235174},{"option":"SPXW260219C06475000","bid":378.1,"bid_size":6.0,"ask":380.3,"ask_size":6.0,"iv":0.6237,"open_interest":1.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0111,"theta":-0.05,"rho":0.0,"theo":379.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":520.0,"last_trade_time":"2026-01-27T10:26:43","percent_change":0.0,"prev_day_close":399.449996948242},{"option":"SPXW260219P06475000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.5672,"open_interest":2915.0,"volume":444.0,"delta":-0.0014,"gamma":0.0,"vega":0.0111,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.1,"open":0.4,"high":0.4,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:07:26","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260219C06480000","bid":373.1,"bid_size":6.0,"ask":375.3,"ask_size":6.0,"iv":0.616,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0113,"theta":-0.05,"rho":0.0,"theo":374.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":394.449996948242},{"option":"SPXW260219P06480000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":140.0,"iv":0.5601,"open_interest":1201.0,"volume":429.0,"delta":-0.0014,"gamma":0.0,"vega":0.0113,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.1,"open":0.4,"high":0.4,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:08:37","percent_change":-66.6667,"prev_day_close":0.150000002235174},{"option":"SPXW260219C06485000","bid":368.1,"bid_size":6.0,"ask":370.3,"ask_size":6.0,"iv":0.6084,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0114,"theta":-0.05,"rho":0.0,"theo":369.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.449996948242},{"option":"SPXW260219P06485000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":140.0,"iv":0.553,"open_interest":613.0,"volume":652.0,"delta":-0.0014,"gamma":0.0,"vega":0.0114,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.475,"open":0.3,"high":0.4,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:06:54","percent_change":-82.6087,"prev_day_close":0.150000002235174},{"option":"SPXW260219C06490000","bid":363.1,"bid_size":6.0,"ask":365.3,"ask_size":6.0,"iv":0.6008,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0115,"theta":-0.05,"rho":0.0,"theo":364.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":384.449996948242},{"option":"SPXW260219P06490000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":139.0,"iv":0.546,"open_interest":288.0,"volume":163.0,"delta":-0.0015,"gamma":0.0,"vega":0.0115,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.5,"open":0.4,"high":0.4,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:04:05","percent_change":-83.3333,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06495000","bid":358.1,"bid_size":6.0,"ask":360.3,"ask_size":6.0,"iv":0.5931,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0117,"theta":-0.05,"rho":0.0,"theo":359.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.449996948242},{"option":"SPXW260219P06495000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":108.0,"iv":0.5389,"open_interest":98.0,"volume":66.0,"delta":-0.0015,"gamma":0.0,"vega":0.0117,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.5,"open":0.35,"high":0.35,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:10:58","percent_change":-83.3333,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06500000","bid":353.1,"bid_size":6.0,"ask":355.4,"ask_size":6.0,"iv":0.6042,"open_interest":16.0,"volume":15.0,"delta":0.9979,"gamma":0.0,"vega":0.016,"theta":-0.075,"rho":0.0,"theo":354.1351,"change":47.96,"open":376.75,"high":396.46,"low":376.75,"tick":"up","last_trade_price":396.46,"last_trade_time":"2026-02-18T13:36:00","percent_change":13.7618,"prev_day_close":374.449996948242},{"option":"SPXW260219P06500000","bid":0.05,"bid_size":1.0,"ask":0.1,"ask_size":85.0,"iv":0.5514,"open_interest":4695.0,"volume":4607.0,"delta":-0.0021,"gamma":0.0,"vega":0.016,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.105,"open":0.45,"high":0.46,"low":0.1,"tick":"no_change","last_trade_price":0.11,"last_trade_time":"2026-02-18T16:11:16","percent_change":-60.0,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06505000","bid":348.1,"bid_size":6.0,"ask":350.4,"ask_size":6.0,"iv":0.5964,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0162,"theta":-0.075,"rho":0.0,"theo":349.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.350006103516},{"option":"SPXW260219P06505000","bid":0.05,"bid_size":10.0,"ask":0.1,"ask_size":85.0,"iv":0.5441,"open_interest":58.0,"volume":39.0,"delta":-0.0021,"gamma":0.0,"vega":0.0162,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.5,"open":0.5,"high":0.5,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:52:25","percent_change":-76.9231,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06510000","bid":342.9,"bid_size":6.0,"ask":345.4,"ask_size":6.0,"iv":0.546,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0164,"theta":-0.075,"rho":0.0,"theo":344.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.350006103516},{"option":"SPXW260219P06510000","bid":0.05,"bid_size":10.0,"ask":0.1,"ask_size":84.0,"iv":0.5368,"open_interest":3832.0,"volume":290.0,"delta":-0.0022,"gamma":0.0,"vega":0.0164,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.125,"open":0.5,"high":0.5,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:33:37","percent_change":-71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06515000","bid":337.9,"bid_size":6.0,"ask":340.4,"ask_size":6.0,"iv":0.5386,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0001,"vega":0.0166,"theta":-0.075,"rho":0.0,"theo":339.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":359.350006103516},{"option":"SPXW260219P06515000","bid":0.05,"bid_size":71.0,"ask":0.1,"ask_size":81.0,"iv":0.5295,"open_interest":290.0,"volume":260.0,"delta":-0.0022,"gamma":0.0001,"vega":0.0166,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.105,"open":0.5,"high":0.5,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:57:12","percent_change":-60.0,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06520000","bid":332.9,"bid_size":6.0,"ask":335.4,"ask_size":6.0,"iv":0.5312,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0001,"vega":0.0168,"theta":-0.075,"rho":0.0,"theo":334.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":354.400009155273},{"option":"SPXW260219P06520000","bid":0.05,"bid_size":79.0,"ask":0.1,"ask_size":80.0,"iv":0.5222,"open_interest":399.0,"volume":275.0,"delta":-0.0022,"gamma":0.0001,"vega":0.0168,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.125,"open":0.5,"high":0.5,"low":0.17,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-18T15:45:04","percent_change":-71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260219C06525000","bid":327.9,"bid_size":6.0,"ask":330.4,"ask_size":6.0,"iv":0.5238,"open_interest":1.0,"volume":0.0,"delta":0.9978,"gamma":0.0001,"vega":0.017,"theta":-0.075,"rho":0.0,"theo":329.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":451.23,"last_trade_time":"2026-02-10T11:12:50","percent_change":0.0,"prev_day_close":349.400009155273},{"option":"SPXW260219P06525000","bid":0.05,"bid_size":79.0,"ask":0.1,"ask_size":78.0,"iv":0.515,"open_interest":2271.0,"volume":2383.0,"delta":-0.0022,"gamma":0.0001,"vega":0.017,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.625,"open":0.51,"high":0.6,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:13:41","percent_change":-86.2069,"prev_day_close":0.200000002980232},{"option":"SPXW260219C06530000","bid":322.9,"bid_size":6.0,"ask":325.4,"ask_size":6.0,"iv":0.5164,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0001,"vega":0.0172,"theta":-0.075,"rho":0.0,"theo":324.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.449996948242},{"option":"SPXW260219P06530000","bid":0.05,"bid_size":80.0,"ask":0.1,"ask_size":17.0,"iv":0.5077,"open_interest":265.0,"volume":146.0,"delta":-0.0023,"gamma":0.0001,"vega":0.0172,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.6,"open":0.55,"high":0.55,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:58:03","percent_change":-80.0,"prev_day_close":0.200000002980232},{"option":"SPXW260219C06535000","bid":318.2,"bid_size":6.0,"ask":320.4,"ask_size":6.0,"iv":0.509,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0001,"vega":0.0175,"theta":-0.075,"rho":0.0,"theo":319.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":339.400009155273},{"option":"SPXW260219P06535000","bid":0.05,"bid_size":96.0,"ask":0.1,"ask_size":17.0,"iv":0.5004,"open_interest":411.0,"volume":438.0,"delta":-0.0023,"gamma":0.0001,"vega":0.0175,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.15,"open":0.55,"high":0.55,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:00:19","percent_change":-75.0,"prev_day_close":0.200000002980232},{"option":"SPXW260219C06540000","bid":313.2,"bid_size":6.0,"ask":315.4,"ask_size":6.0,"iv":0.5016,"open_interest":10.0,"volume":10.0,"delta":0.9977,"gamma":0.0001,"vega":0.0177,"theta":-0.075,"rho":0.0,"theo":314.1351,"change":27.3,"open":336.8,"high":336.8,"low":336.8,"tick":"up","last_trade_price":336.8,"last_trade_time":"2026-02-18T09:57:46","percent_change":8.82068,"prev_day_close":334.400009155273},{"option":"SPXW260219P06540000","bid":0.05,"bid_size":97.0,"ask":0.1,"ask_size":11.0,"iv":0.493,"open_interest":387.0,"volume":121.0,"delta":-0.0023,"gamma":0.0001,"vega":0.0177,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.1,"open":0.45,"high":0.5,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:38:03","percent_change":-50.0,"prev_day_close":0.200000002980232},{"option":"SPXW260219C06545000","bid":308.2,"bid_size":6.0,"ask":310.4,"ask_size":6.0,"iv":0.4941,"open_interest":20.0,"volume":20.0,"delta":0.997,"gamma":0.0001,"vega":0.0221,"theta":-0.1,"rho":0.0,"theo":309.1601,"change":24.41,"open":329.06,"high":329.06,"low":329.06,"tick":"up","last_trade_price":329.06,"last_trade_time":"2026-02-18T09:55:54","percent_change":8.01248,"prev_day_close":329.400009155273},{"option":"SPXW260219P06545000","bid":0.05,"bid_size":98.0,"ask":0.15,"ask_size":155.0,"iv":0.4993,"open_interest":297.0,"volume":168.0,"delta":-0.003,"gamma":0.0001,"vega":0.0221,"theta":-0.1,"rho":0.0,"theo":0.1,"change":-0.7,"open":0.38,"high":0.4,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:13:19","percent_change":-82.3529,"prev_day_close":0.225000001490116},{"option":"SPXW260219C06550000","bid":303.2,"bid_size":6.0,"ask":305.4,"ask_size":6.0,"iv":0.4867,"open_interest":5.0,"volume":5.0,"delta":0.997,"gamma":0.0001,"vega":0.0224,"theta":-0.1,"rho":0.0,"theo":304.1601,"change":46.69,"open":346.59,"high":346.59,"low":346.59,"tick":"up","last_trade_price":346.59,"last_trade_time":"2026-02-18T13:36:00","percent_change":15.5685,"prev_day_close":324.400009155273},{"option":"SPXW260219P06550000","bid":0.05,"bid_size":119.0,"ask":0.15,"ask_size":154.0,"iv":0.4918,"open_interest":5611.0,"volume":4901.0,"delta":-0.003,"gamma":0.0001,"vega":0.0224,"theta":-0.1,"rho":0.0,"theo":0.1,"change":-0.82,"open":0.53,"high":0.63,"low":0.1,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:13:41","percent_change":-91.1111,"prev_day_close":0.225000001490116},{"option":"SPXW260219C06555000","bid":298.2,"bid_size":6.0,"ask":300.4,"ask_size":6.0,"iv":0.4793,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0001,"vega":0.0227,"theta":-0.1,"rho":0.0,"theo":299.1601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.400009155273},{"option":"SPXW260219P06555000","bid":0.05,"bid_size":91.0,"ask":0.15,"ask_size":121.0,"iv":0.4843,"open_interest":442.0,"volume":374.0,"delta":-0.0031,"gamma":0.0001,"vega":0.0227,"theta":-0.1,"rho":0.0,"theo":0.1,"change":-0.125,"open":0.55,"high":0.55,"low":0.15,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-55.5556,"prev_day_close":0.225000001490116},{"option":"SPXW260219C06560000","bid":293.2,"bid_size":6.0,"ask":295.4,"ask_size":6.0,"iv":0.4719,"open_interest":0.0,"volume":20.0,"delta":0.9963,"gamma":0.0001,"vega":0.0271,"theta":-0.125,"rho":0.0,"theo":294.1851,"change":52.41,"open":341.61,"high":341.61,"low":341.61,"tick":"up","last_trade_price":341.61,"last_trade_time":"2026-02-18T10:50:47","percent_change":18.1224,"prev_day_close":314.400009155273},{"option":"SPXW260219P06560000","bid":0.1,"bid_size":1.0,"ask":0.15,"ask_size":120.0,"iv":0.4876,"open_interest":480.0,"volume":505.0,"delta":-0.0037,"gamma":0.0001,"vega":0.0271,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-0.075,"open":0.5,"high":0.5,"low":0.15,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-33.3333,"prev_day_close":0.225000001490116},{"option":"SPXW260219C06565000","bid":288.2,"bid_size":6.0,"ask":290.4,"ask_size":6.0,"iv":0.4645,"open_interest":4.0,"volume":0.0,"delta":0.9968,"gamma":0.0001,"vega":0.0234,"theta":-0.1,"rho":0.0,"theo":289.1601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":281.82,"last_trade_time":"2026-02-17T13:33:12","percent_change":0.0,"prev_day_close":309.449996948242},{"option":"SPXW260219P06565000","bid":0.05,"bid_size":119.0,"ask":0.15,"ask_size":119.0,"iv":0.4694,"open_interest":528.0,"volume":366.0,"delta":-0.0032,"gamma":0.0001,"vega":0.0234,"theta":-0.1,"rho":0.0,"theo":0.1,"change":-0.8,"open":0.65,"high":0.75,"low":0.15,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-80.0,"prev_day_close":0.225000001490116},{"option":"SPXW260219C06570000","bid":283.2,"bid_size":6.0,"ask":285.4,"ask_size":6.0,"iv":0.457,"open_interest":2.0,"volume":0.0,"delta":0.9962,"gamma":0.0001,"vega":0.0278,"theta":-0.125,"rho":0.0,"theo":284.1851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":391.27,"last_trade_time":"2026-02-12T09:55:41","percent_change":0.0,"prev_day_close":304.449996948242},{"option":"SPXW260219P06570000","bid":0.1,"bid_size":67.0,"ask":0.15,"ask_size":117.0,"iv":0.4724,"open_interest":443.0,"volume":271.0,"delta":-0.0038,"gamma":0.0001,"vega":0.0278,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-0.1,"open":0.7,"high":0.73,"low":0.1,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-40.0,"prev_day_close":0.250000007450581},{"option":"SPXW260219C06575000","bid":278.2,"bid_size":6.0,"ask":280.4,"ask_size":6.0,"iv":0.4496,"open_interest":17.0,"volume":0.0,"delta":0.9961,"gamma":0.0001,"vega":0.0282,"theta":-0.125,"rho":0.0,"theo":279.1851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.85,"last_trade_time":"2026-02-13T09:43:05","percent_change":0.0,"prev_day_close":299.449996948242},{"option":"SPXW260219P06575000","bid":0.1,"bid_size":67.0,"ask":0.15,"ask_size":94.0,"iv":0.4647,"open_interest":4885.0,"volume":4863.0,"delta":-0.0039,"gamma":0.0001,"vega":0.0282,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-0.925,"open":0.73,"high":0.81,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-82.2222,"prev_day_close":0.250000007450581},{"option":"SPXW260219C06580000","bid":273.2,"bid_size":6.0,"ask":275.4,"ask_size":6.0,"iv":0.4907,"open_interest":1.0,"volume":1.0,"delta":0.996,"gamma":0.0001,"vega":0.0286,"theta":-0.125,"rho":0.0,"theo":274.1851,"change":51.96,"open":321.26,"high":321.26,"low":321.26,"tick":"up","last_trade_price":321.26,"last_trade_time":"2026-02-18T12:15:58","percent_change":19.2945,"prev_day_close":294.449996948242},{"option":"SPXW260219P06580000","bid":0.1,"bid_size":77.0,"ask":0.15,"ask_size":16.0,"iv":0.4571,"open_interest":600.0,"volume":449.0,"delta":-0.004,"gamma":0.0001,"vega":0.0286,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-1.1,"open":0.89,"high":0.89,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:57:35","percent_change":-91.6667,"prev_day_close":0.250000007450581},{"option":"SPXW260219C06585000","bid":268.2,"bid_size":6.0,"ask":270.4,"ask_size":6.0,"iv":0.4826,"open_interest":2.0,"volume":2.0,"delta":0.996,"gamma":0.0001,"vega":0.0291,"theta":-0.125,"rho":0.0,"theo":269.1851,"change":58.14,"open":322.54,"high":322.54,"low":322.54,"tick":"up","last_trade_price":322.54,"last_trade_time":"2026-02-18T11:07:57","percent_change":21.9894,"prev_day_close":289.449996948242},{"option":"SPXW260219P06585000","bid":0.1,"bid_size":76.0,"ask":0.15,"ask_size":9.0,"iv":0.4494,"open_interest":1377.0,"volume":1422.0,"delta":-0.004,"gamma":0.0001,"vega":0.0291,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-1.1,"open":0.67,"high":0.7,"low":0.1,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-88.0,"prev_day_close":0.275000005960464},{"option":"SPXW260219C06590000","bid":263.0,"bid_size":6.0,"ask":265.4,"ask_size":6.0,"iv":0.447,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0001,"vega":0.0295,"theta":-0.125,"rho":0.0,"theo":264.1851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":284.5},{"option":"SPXW260219P06590000","bid":0.1,"bid_size":93.0,"ask":0.15,"ask_size":10.0,"iv":0.4417,"open_interest":409.0,"volume":245.0,"delta":-0.0041,"gamma":0.0001,"vega":0.0295,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-0.125,"open":0.9,"high":1.12,"low":0.1,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:41","percent_change":-45.4545,"prev_day_close":0.275000005960464},{"option":"SPXW260219C06595000","bid":258.0,"bid_size":6.0,"ask":260.4,"ask_size":6.0,"iv":0.4392,"open_interest":14.0,"volume":30.0,"delta":0.9952,"gamma":0.0001,"vega":0.034,"theta":-0.15,"rho":0.0,"theo":259.2101,"change":10.13,"open":309.6,"high":312.56,"low":264.63,"tick":"no_change","last_trade_price":264.63,"last_trade_time":"2026-02-18T14:58:01","percent_change":3.98035,"prev_day_close":279.5},{"option":"SPXW260219P06595000","bid":0.1,"bid_size":85.0,"ask":0.2,"ask_size":149.0,"iv":0.4425,"open_interest":392.0,"volume":268.0,"delta":-0.0048,"gamma":0.0001,"vega":0.034,"theta":-0.15,"rho":0.0,"theo":0.15,"change":-0.2,"open":0.8,"high":0.95,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:01:05","percent_change":-66.6667,"prev_day_close":0.299999997019768},{"option":"SPXW260219C06600000","bid":253.0,"bid_size":6.0,"ask":255.4,"ask_size":6.0,"iv":0.4315,"open_interest":21.0,"volume":23.0,"delta":0.9951,"gamma":0.0001,"vega":0.0346,"theta":-0.15,"rho":0.0,"theo":254.2101,"change":25.2,"open":304.8,"high":305.16,"low":258.27,"tick":"up","last_trade_price":274.9,"last_trade_time":"2026-02-18T16:13:16","percent_change":10.0921,"prev_day_close":274.550003051758},{"option":"SPXW260219P06600000","bid":0.1,"bid_size":116.0,"ask":0.2,"ask_size":146.0,"iv":0.4347,"open_interest":5386.0,"volume":5289.0,"delta":-0.0049,"gamma":0.0001,"vega":0.0346,"theta":-0.15,"rho":0.0,"theo":0.15,"change":-0.15,"open":1.0,"high":1.25,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:11:07","percent_change":-50.0,"prev_day_close":0.299999997019768},{"option":"SPXW260219C06605000","bid":248.3,"bid_size":6.0,"ask":250.4,"ask_size":6.0,"iv":0.4237,"open_interest":0.0,"volume":0.0,"delta":0.995,"gamma":0.0001,"vega":0.0352,"theta":-0.15,"rho":0.0,"theo":249.2101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.550003051758},{"option":"SPXW260219P06605000","bid":0.1,"bid_size":116.0,"ask":0.2,"ask_size":112.0,"iv":0.4269,"open_interest":213.0,"volume":141.0,"delta":-0.005,"gamma":0.0001,"vega":0.0352,"theta":-0.15,"rho":0.0,"theo":0.15,"change":-1.35,"open":1.1,"high":1.3,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:11:07","percent_change":-87.0968,"prev_day_close":0.299999997019768},{"option":"SPXW260219C06610000","bid":243.3,"bid_size":6.0,"ask":245.4,"ask_size":6.0,"iv":0.416,"open_interest":0.0,"volume":0.0,"delta":0.9943,"gamma":0.0002,"vega":0.0398,"theta":-0.175,"rho":0.0,"theo":244.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":264.550003051758},{"option":"SPXW260219P06610000","bid":0.15,"bid_size":67.0,"ask":0.2,"ask_size":90.0,"iv":0.4263,"open_interest":275.0,"volume":315.0,"delta":-0.0057,"gamma":0.0002,"vega":0.0398,"theta":-0.175,"rho":0.0,"theo":0.175,"change":-0.125,"open":1.2,"high":1.26,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:11:07","percent_change":-38.4615,"prev_day_close":0.325000002980232},{"option":"SPXW260219C06615000","bid":238.3,"bid_size":6.0,"ask":240.5,"ask_size":6.0,"iv":0.4082,"open_interest":0.0,"volume":0.0,"delta":0.9942,"gamma":0.0002,"vega":0.0405,"theta":-0.175,"rho":0.0,"theo":239.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.550003051758},{"option":"SPXW260219P06615000","bid":0.15,"bid_size":75.0,"ask":0.2,"ask_size":16.0,"iv":0.4184,"open_interest":539.0,"volume":203.0,"delta":-0.0058,"gamma":0.0002,"vega":0.0405,"theta":-0.175,"rho":0.0,"theo":0.175,"change":-0.125,"open":1.2,"high":1.2,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:13:40","percent_change":-38.4615,"prev_day_close":0.325000002980232},{"option":"SPXW260219C06620000","bid":233.3,"bid_size":6.0,"ask":235.5,"ask_size":6.0,"iv":0.4004,"open_interest":0.0,"volume":0.0,"delta":0.9941,"gamma":0.0002,"vega":0.0412,"theta":-0.175,"rho":0.0,"theo":234.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.550003051758},{"option":"SPXW260219P06620000","bid":0.15,"bid_size":89.0,"ask":0.2,"ask_size":9.0,"iv":0.4104,"open_interest":419.0,"volume":307.0,"delta":-0.0059,"gamma":0.0002,"vega":0.0412,"theta":-0.175,"rho":0.0,"theo":0.175,"change":-0.13,"open":1.2,"high":1.2,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:10:38","percent_change":-37.1429,"prev_day_close":0.350000008940697},{"option":"SPXW260219C06625000","bid":228.3,"bid_size":6.0,"ask":230.4,"ask_size":6.0,"iv":0.3926,"open_interest":16.0,"volume":0.0,"delta":0.9933,"gamma":0.0002,"vega":0.0458,"theta":-0.2,"rho":0.0,"theo":229.2601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.79,"last_trade_time":"2026-02-17T14:21:11","percent_change":0.0,"prev_day_close":249.549995422363},{"option":"SPXW260219P06625000","bid":0.15,"bid_size":91.0,"ask":0.25,"ask_size":110.0,"iv":0.4086,"open_interest":3247.0,"volume":3181.0,"delta":-0.0067,"gamma":0.0002,"vega":0.0458,"theta":-0.2,"rho":0.0,"theo":0.2,"change":-0.275,"open":1.31,"high":1.6,"low":0.1,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:14:58","percent_change":-73.3333,"prev_day_close":0.375},{"option":"SPXW260219C06630000","bid":223.3,"bid_size":6.0,"ask":225.4,"ask_size":6.0,"iv":0.4187,"open_interest":12.0,"volume":28.0,"delta":0.9925,"gamma":0.0002,"vega":0.0505,"theta":-0.225,"rho":0.0,"theo":224.2851,"change":9.33,"open":274.7,"high":274.7,"low":229.83,"tick":"no_change","last_trade_price":229.83,"last_trade_time":"2026-02-18T14:58:01","percent_change":4.23129,"prev_day_close":244.599998474121},{"option":"SPXW260219P06630000","bid":0.15,"bid_size":109.0,"ask":0.25,"ask_size":106.0,"iv":0.4061,"open_interest":405.0,"volume":521.0,"delta":-0.0075,"gamma":0.0002,"vega":0.0505,"theta":-0.225,"rho":0.0,"theo":0.225,"change":-0.175,"open":1.46,"high":1.46,"low":0.1,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:06:26","percent_change":-46.6667,"prev_day_close":0.375},{"option":"SPXW260219C06635000","bid":218.3,"bid_size":6.0,"ask":220.5,"ask_size":6.0,"iv":0.4187,"open_interest":3.0,"volume":2.0,"delta":0.9924,"gamma":0.0002,"vega":0.0513,"theta":-0.225,"rho":0.0,"theo":219.2851,"change":50.67,"open":265.82,"high":265.82,"low":265.82,"tick":"up","last_trade_price":265.82,"last_trade_time":"2026-02-18T10:46:26","percent_change":23.551,"prev_day_close":239.599998474121},{"option":"SPXW260219P06635000","bid":0.2,"bid_size":73.0,"ask":0.25,"ask_size":30.0,"iv":0.398,"open_interest":621.0,"volume":624.0,"delta":-0.0076,"gamma":0.0002,"vega":0.0513,"theta":-0.225,"rho":0.0,"theo":0.225,"change":-0.1,"open":0.92,"high":1.65,"low":0.1,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:12:35","percent_change":-25.0,"prev_day_close":0.399999991059303},{"option":"SPXW260219C06640000","bid":213.1,"bid_size":6.0,"ask":215.5,"ask_size":6.0,"iv":0.3928,"open_interest":3.0,"volume":1.0,"delta":0.9916,"gamma":0.0002,"vega":0.0561,"theta":-0.25,"rho":0.0,"theo":214.3101,"change":11.83,"open":222.43,"high":222.43,"low":222.43,"tick":"up","last_trade_price":222.43,"last_trade_time":"2026-02-18T15:19:29","percent_change":5.61728,"prev_day_close":234.650001525879},{"option":"SPXW260219P06640000","bid":0.2,"bid_size":88.0,"ask":0.3,"ask_size":135.0,"iv":0.3948,"open_interest":1728.0,"volume":1692.0,"delta":-0.0084,"gamma":0.0002,"vega":0.0561,"theta":-0.25,"rho":0.0,"theo":0.25,"change":-2.15,"open":1.72,"high":1.8,"low":0.15,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:14:38","percent_change":-87.7551,"prev_day_close":0.424999997019768},{"option":"SPXW260219C06645000","bid":208.4,"bid_size":6.0,"ask":210.5,"ask_size":6.0,"iv":0.3846,"open_interest":0.0,"volume":0.0,"delta":0.9914,"gamma":0.0003,"vega":0.0572,"theta":-0.25,"rho":0.0,"theo":209.3101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":229.650001525879},{"option":"SPXW260219P06645000","bid":0.2,"bid_size":132.0,"ask":0.3,"ask_size":105.0,"iv":0.3865,"open_interest":697.0,"volume":733.0,"delta":-0.0086,"gamma":0.0003,"vega":0.0572,"theta":-0.25,"rho":0.0,"theo":0.25,"change":-0.2,"open":2.2,"high":2.2,"low":0.1,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:06:26","percent_change":-44.4444,"prev_day_close":0.450000002980232},{"option":"SPXW260219C06650000","bid":203.4,"bid_size":6.0,"ask":205.6,"ask_size":6.0,"iv":0.3763,"open_interest":5.0,"volume":0.0,"delta":0.9906,"gamma":0.0003,"vega":0.0621,"theta":-0.275,"rho":0.0,"theo":204.3351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.2,"last_trade_time":"2026-02-12T11:25:46","percent_change":0.0,"prev_day_close":224.700004577637},{"option":"SPXW260219P06650000","bid":0.25,"bid_size":70.0,"ask":0.3,"ask_size":30.0,"iv":0.3827,"open_interest":5939.0,"volume":6913.0,"delta":-0.0094,"gamma":0.0003,"vega":0.0621,"theta":-0.275,"rho":0.0,"theo":0.275,"change":-0.025,"open":1.85,"high":2.47,"low":0.1,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:11:12","percent_change":-5.26316,"prev_day_close":0.474999994039536},{"option":"SPXW260219C06655000","bid":198.4,"bid_size":6.0,"ask":200.5,"ask_size":6.0,"iv":0.3681,"open_interest":18.0,"volume":0.0,"delta":0.9897,"gamma":0.0003,"vega":0.067,"theta":-0.3,"rho":0.0,"theo":199.3601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.05,"last_trade_time":"2026-02-17T13:32:54","percent_change":0.0,"prev_day_close":219.75},{"option":"SPXW260219P06655000","bid":0.25,"bid_size":86.0,"ask":0.35,"ask_size":102.0,"iv":0.3785,"open_interest":532.0,"volume":618.0,"delta":-0.0103,"gamma":0.0003,"vega":0.067,"theta":-0.3,"rho":0.0,"theo":0.3,"change":-0.1,"open":1.95,"high":2.68,"low":0.15,"tick":"up","last_trade_price":0.31,"last_trade_time":"2026-02-18T16:07:48","percent_change":-20.0,"prev_day_close":0.5},{"option":"SPXW260219C06660000","bid":193.4,"bid_size":6.0,"ask":195.6,"ask_size":6.0,"iv":0.3684,"open_interest":24.0,"volume":21.0,"delta":0.9888,"gamma":0.0003,"vega":0.0719,"theta":-0.325,"rho":0.0,"theo":194.3851,"change":23.76,"open":241.97,"high":241.97,"low":215.36,"tick":"down","last_trade_price":215.36,"last_trade_time":"2026-02-18T15:43:10","percent_change":12.4008,"prev_day_close":214.849998474121},{"option":"SPXW260219P06660000","bid":0.3,"bid_size":71.0,"ask":0.35,"ask_size":30.0,"iv":0.3739,"open_interest":1190.0,"volume":1692.0,"delta":-0.0112,"gamma":0.0003,"vega":0.0719,"theta":-0.325,"rho":0.0,"theo":0.325,"change":-0.175,"open":2.3,"high":2.65,"low":0.15,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:10:32","percent_change":-33.3333,"prev_day_close":0.525000005960464},{"option":"SPXW260219C06665000","bid":188.4,"bid_size":6.0,"ask":190.6,"ask_size":7.0,"iv":0.3805,"open_interest":0.0,"volume":0.0,"delta":0.9879,"gamma":0.0004,"vega":0.0768,"theta":-0.35,"rho":0.0,"theo":189.4101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.849998474121},{"option":"SPXW260219P06665000","bid":0.3,"bid_size":115.0,"ask":0.4,"ask_size":102.0,"iv":0.3689,"open_interest":514.0,"volume":500.0,"delta":-0.0121,"gamma":0.0004,"vega":0.0768,"theta":-0.35,"rho":0.0,"theo":0.35,"change":-0.1,"open":2.32,"high":3.18,"low":0.18,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:13:04","percent_change":-18.1818,"prev_day_close":0.550000011920929},{"option":"SPXW260219C06670000","bid":183.5,"bid_size":6.0,"ask":185.7,"ask_size":8.0,"iv":0.3655,"open_interest":1.0,"volume":0.0,"delta":0.9864,"gamma":0.0004,"vega":0.0854,"theta":-0.4,"rho":0.0,"theo":184.4601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":188.97,"last_trade_time":"2026-02-13T09:32:03","percent_change":0.0,"prev_day_close":204.899993896484},{"option":"SPXW260219P06670000","bid":0.35,"bid_size":84.0,"ask":0.45,"ask_size":138.0,"iv":0.3668,"open_interest":2912.0,"volume":860.0,"delta":-0.0136,"gamma":0.0004,"vega":0.0854,"theta":-0.4,"rho":0.0,"theo":0.4,"change":-0.15,"open":2.7,"high":2.75,"low":0.2,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:14:14","percent_change":-25.0,"prev_day_close":0.599999994039536},{"option":"SPXW260219C06675000","bid":178.5,"bid_size":6.0,"ask":180.7,"ask_size":7.0,"iv":0.3568,"open_interest":1.0,"volume":0.0,"delta":0.9854,"gamma":0.0004,"vega":0.0906,"theta":-0.425,"rho":0.0,"theo":179.4851,"change":-0.78,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":172.65,"last_trade_time":"2026-02-17T13:27:52","percent_change":-0.390196,"prev_day_close":199.900001525879},{"option":"SPXW260219P06675000","bid":0.4,"bid_size":69.0,"ask":0.45,"ask_size":84.0,"iv":0.3611,"open_interest":7879.0,"volume":5990.0,"delta":-0.0146,"gamma":0.0004,"vega":0.0906,"theta":-0.425,"rho":0.0,"theo":0.425,"change":-0.25,"open":2.75,"high":3.4,"low":0.2,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:14:29","percent_change":-38.4615,"prev_day_close":0.650000005960464},{"option":"SPXW260219C06680000","bid":173.3,"bid_size":6.0,"ask":175.7,"ask_size":7.0,"iv":0.3539,"open_interest":20.0,"volume":0.0,"delta":0.9844,"gamma":0.0005,"vega":0.0959,"theta":-0.45,"rho":0.0,"theo":174.5101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.41,"last_trade_time":"2026-02-17T11:26:35","percent_change":0.0,"prev_day_close":194.900001525879},{"option":"SPXW260219P06680000","bid":0.4,"bid_size":127.0,"ask":0.5,"ask_size":83.0,"iv":0.3551,"open_interest":1460.0,"volume":1817.0,"delta":-0.0156,"gamma":0.0005,"vega":0.0959,"theta":-0.45,"rho":0.0,"theo":0.45,"change":-0.25,"open":3.4,"high":3.6,"low":0.25,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:14:45","percent_change":-35.7143,"prev_day_close":0.699999988079071},{"option":"SPXW260219C06685000","bid":168.6,"bid_size":6.0,"ask":170.7,"ask_size":7.0,"iv":0.3601,"open_interest":1.0,"volume":5.0,"delta":0.9827,"gamma":0.0005,"vega":0.1045,"theta":-0.5,"rho":0.0,"theo":169.5601,"change":50.38,"open":218.18,"high":218.18,"low":218.18,"tick":"up","last_trade_price":218.18,"last_trade_time":"2026-02-18T13:14:32","percent_change":30.0238,"prev_day_close":190.099998474121},{"option":"SPXW260219P06685000","bid":0.45,"bid_size":124.0,"ask":0.55,"ask_size":83.0,"iv":0.3514,"open_interest":3557.0,"volume":3868.0,"delta":-0.0173,"gamma":0.0005,"vega":0.1045,"theta":-0.5,"rho":0.0,"theo":0.5,"change":-0.275,"open":3.21,"high":4.2,"low":0.25,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T16:11:24","percent_change":-37.931,"prev_day_close":0.724999994039536},{"option":"SPXW260219C06690000","bid":163.6,"bid_size":6.0,"ask":165.9,"ask_size":7.0,"iv":0.3463,"open_interest":4.0,"volume":3.0,"delta":0.9797,"gamma":0.0006,"vega":0.1193,"theta":-0.6,"rho":0.0,"theo":164.6601,"change":48.98,"open":205.22,"high":212.18,"low":205.22,"tick":"up","last_trade_price":212.18,"last_trade_time":"2026-02-18T11:13:47","percent_change":30.0123,"prev_day_close":185.0},{"option":"SPXW260219P06690000","bid":0.55,"bid_size":80.0,"ask":0.6,"ask_size":7.0,"iv":0.3518,"open_interest":959.0,"volume":1416.0,"delta":-0.0203,"gamma":0.0006,"vega":0.1193,"theta":-0.6,"rho":0.0,"theo":0.6,"change":-0.35,"open":3.54,"high":3.75,"low":0.3,"tick":"up","last_trade_price":0.51,"last_trade_time":"2026-02-18T16:14:59","percent_change":-43.75,"prev_day_close":0.800000011920929},{"option":"SPXW260219C06695000","bid":158.7,"bid_size":7.0,"ask":160.9,"ask_size":8.0,"iv":0.354,"open_interest":1.0,"volume":0.0,"delta":0.9786,"gamma":0.0006,"vega":0.1249,"theta":-0.625,"rho":0.0,"theo":159.6851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.15,"last_trade_time":"2026-02-06T13:22:14","percent_change":0.0,"prev_day_close":180.199996948242},{"option":"SPXW260219P06695000","bid":0.6,"bid_size":107.0,"ask":0.7,"ask_size":83.0,"iv":0.3447,"open_interest":740.0,"volume":2405.0,"delta":-0.0214,"gamma":0.0006,"vega":0.1249,"theta":-0.625,"rho":0.0,"theo":0.625,"change":-0.25,"open":4.5,"high":4.6,"low":0.35,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T16:14:14","percent_change":-27.7778,"prev_day_close":0.900000005960464},{"option":"SPXW260219C06700000","bid":153.6,"bid_size":7.0,"ask":155.9,"ask_size":8.0,"iv":0.3406,"open_interest":49.0,"volume":33.0,"delta":0.9749,"gamma":0.0007,"vega":0.1425,"theta":-0.75,"rho":0.0,"theo":154.8101,"change":22.5,"open":157.08,"high":206.48,"low":157.08,"tick":"down","last_trade_price":177.55,"last_trade_time":"2026-02-18T16:08:27","percent_change":14.5115,"prev_day_close":175.300003051758},{"option":"SPXW260219P06700000","bid":0.7,"bid_size":72.0,"ask":0.8,"ask_size":121.0,"iv":0.3452,"open_interest":5185.0,"volume":5481.0,"delta":-0.0251,"gamma":0.0007,"vega":0.1425,"theta":-0.75,"rho":0.0,"theo":0.75,"change":-0.3,"open":3.9,"high":4.9,"low":0.35,"tick":"no_change","last_trade_price":0.65,"last_trade_time":"2026-02-18T16:14:39","percent_change":-31.5789,"prev_day_close":0.949999988079071},{"option":"SPXW260219C06705000","bid":148.9,"bid_size":7.0,"ask":151.1,"ask_size":8.0,"iv":0.3385,"open_interest":1.0,"volume":1.0,"delta":0.9719,"gamma":0.0008,"vega":0.1565,"theta":-0.85,"rho":0.0,"theo":149.9101,"change":2.93,"open":152.43,"high":152.43,"low":152.43,"tick":"up","last_trade_price":152.43,"last_trade_time":"2026-02-18T09:37:25","percent_change":1.95987,"prev_day_close":170.300003051758},{"option":"SPXW260219P06705000","bid":0.8,"bid_size":69.0,"ask":0.9,"ask_size":117.0,"iv":0.3427,"open_interest":677.0,"volume":2608.0,"delta":-0.0281,"gamma":0.0008,"vega":0.1565,"theta":-0.85,"rho":0.0,"theo":0.85,"change":-0.25,"open":4.81,"high":4.81,"low":0.4,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T16:13:13","percent_change":-23.8095,"prev_day_close":1.05000001192093},{"option":"SPXW260219C06710000","bid":143.9,"bid_size":7.0,"ask":146.4,"ask_size":8.0,"iv":0.3387,"open_interest":9.0,"volume":3.0,"delta":0.9687,"gamma":0.0009,"vega":0.1705,"theta":-0.95,"rho":0.0,"theo":145.0101,"change":46.91,"open":194.71,"high":194.71,"low":191.71,"tick":"down","last_trade_price":191.71,"last_trade_time":"2026-02-18T12:26:53","percent_change":32.3964,"prev_day_close":165.300003051758},{"option":"SPXW260219P06710000","bid":0.9,"bid_size":66.0,"ask":1.0,"ask_size":68.0,"iv":0.3393,"open_interest":1098.0,"volume":1800.0,"delta":-0.0313,"gamma":0.0009,"vega":0.1705,"theta":-0.95,"rho":0.0,"theo":0.95,"change":-0.3,"open":4.97,"high":5.9,"low":0.4,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T16:12:03","percent_change":-26.087,"prev_day_close":1.15000003576279},{"option":"SPXW260219C06715000","bid":139.2,"bid_size":7.0,"ask":141.3,"ask_size":8.0,"iv":0.3347,"open_interest":50.0,"volume":8.0,"delta":0.965,"gamma":0.001,"vega":0.1872,"theta":-1.075,"rho":0.0,"theo":140.1351,"change":29.2,"open":172.0,"high":172.0,"low":169.5,"tick":"no_change","last_trade_price":169.5,"last_trade_time":"2026-02-18T14:13:39","percent_change":20.8125,"prev_day_close":160.5},{"option":"SPXW260219P06715000","bid":1.05,"bid_size":62.0,"ask":1.1,"ask_size":4.0,"iv":0.3367,"open_interest":828.0,"volume":1540.0,"delta":-0.035,"gamma":0.001,"vega":0.1872,"theta":-1.075,"rho":0.0,"theo":1.075,"change":-0.25,"open":5.01,"high":5.5,"low":0.5,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T16:14:53","percent_change":-20.0,"prev_day_close":1.25},{"option":"SPXW260219C06720000","bid":134.1,"bid_size":7.0,"ask":136.4,"ask_size":8.0,"iv":0.3327,"open_interest":150.0,"volume":39.0,"delta":0.9605,"gamma":0.0011,"vega":0.2058,"theta":-1.225,"rho":0.0,"theo":135.2851,"change":21.48,"open":175.3,"high":180.86,"low":142.0,"tick":"no_change","last_trade_price":157.28,"last_trade_time":"2026-02-18T16:11:32","percent_change":15.8174,"prev_day_close":155.699996948242},{"option":"SPXW260219P06720000","bid":1.2,"bid_size":1.0,"ask":1.25,"ask_size":12.0,"iv":0.3345,"open_interest":1359.0,"volume":2783.0,"delta":-0.0395,"gamma":0.0011,"vega":0.2058,"theta":-1.225,"rho":0.0,"theo":1.225,"change":-0.175,"open":5.6,"high":6.7,"low":0.55,"tick":"down","last_trade_price":0.96,"last_trade_time":"2026-02-18T16:14:43","percent_change":-12.7273,"prev_day_close":1.375},{"option":"SPXW260219C06725000","bid":130.2,"bid_size":1.0,"ask":130.9,"ask_size":2.0,"iv":0.3367,"open_interest":244.0,"volume":16.0,"delta":0.9555,"gamma":0.0012,"vega":0.2261,"theta":-1.4002,"rho":0.0,"theo":130.4603,"change":15.9,"open":178.5,"high":181.0,"low":140.1,"tick":"up","last_trade_price":147.2,"last_trade_time":"2026-02-18T15:37:26","percent_change":12.1097,"prev_day_close":150.699996948242},{"option":"SPXW260219P06725000","bid":1.35,"bid_size":39.0,"ask":1.45,"ask_size":45.0,"iv":0.3326,"open_interest":1345.0,"volume":2128.0,"delta":-0.0445,"gamma":0.0012,"vega":0.2261,"theta":-1.4002,"rho":0.0,"theo":1.4002,"change":-0.15,"open":5.92,"high":7.5,"low":0.65,"tick":"no_change","last_trade_price":1.15,"last_trade_time":"2026-02-18T16:12:57","percent_change":-10.0,"prev_day_close":1.5},{"option":"SPXW260219C06730000","bid":124.7,"bid_size":7.0,"ask":126.8,"ask_size":8.0,"iv":0.3282,"open_interest":10.0,"volume":3.0,"delta":0.9499,"gamma":0.0014,"vega":0.2485,"theta":-1.6,"rho":0.0,"theo":125.6601,"change":48.11,"open":172.48,"high":175.01,"low":172.48,"tick":"up","last_trade_price":175.01,"last_trade_time":"2026-02-18T12:54:45","percent_change":37.9117,"prev_day_close":145.900001525879},{"option":"SPXW260219P06730000","bid":1.55,"bid_size":36.0,"ask":1.6,"ask_size":5.0,"iv":0.3308,"open_interest":1105.0,"volume":2305.0,"delta":-0.0501,"gamma":0.0014,"vega":0.2485,"theta":-1.6,"rho":0.0,"theo":1.6,"change":-0.125,"open":6.23,"high":7.9,"low":0.75,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-18T16:14:58","percent_change":-7.69231,"prev_day_close":1.625},{"option":"SPXW260219C06735000","bid":119.9,"bid_size":7.0,"ask":122.0,"ask_size":8.0,"iv":0.3256,"open_interest":3.0,"volume":2.0,"delta":0.9441,"gamma":0.0015,"vega":0.2703,"theta":-1.8,"rho":0.0,"theo":120.8601,"change":44.78,"open":167.28,"high":167.28,"low":167.28,"tick":"up","last_trade_price":167.28,"last_trade_time":"2026-02-18T10:46:26","percent_change":36.5551,"prev_day_close":141.050003051758},{"option":"SPXW260219P06735000","bid":1.75,"bid_size":37.0,"ask":1.85,"ask_size":38.0,"iv":0.3279,"open_interest":824.0,"volume":1404.0,"delta":-0.0559,"gamma":0.0015,"vega":0.2703,"theta":-1.8,"rho":0.0,"theo":1.8,"change":-0.1,"open":6.8,"high":7.8,"low":0.9,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T16:13:20","percent_change":-5.55556,"prev_day_close":1.80000001192093},{"option":"SPXW260219C06740000","bid":115.2,"bid_size":7.0,"ask":117.2,"ask_size":8.0,"iv":0.3238,"open_interest":237.0,"volume":215.0,"delta":0.9373,"gamma":0.0016,"vega":0.295,"theta":-2.05,"rho":0.0,"theo":116.1101,"change":6.34,"open":156.49,"high":164.67,"low":123.35,"tick":"no_change","last_trade_price":123.59,"last_trade_time":"2026-02-18T14:58:08","percent_change":5.40725,"prev_day_close":136.25},{"option":"SPXW260219P06740000","bid":2.0,"bid_size":33.0,"ask":2.1,"ask_size":37.0,"iv":0.326,"open_interest":1466.0,"volume":2386.0,"delta":-0.0627,"gamma":0.0016,"vega":0.295,"theta":-2.05,"rho":0.0,"theo":2.05,"change":0.05,"open":8.4,"high":8.4,"low":0.95,"tick":"down","last_trade_price":1.48,"last_trade_time":"2026-02-18T16:14:43","percent_change":2.5,"prev_day_close":2.0},{"option":"SPXW260219C06745000","bid":110.5,"bid_size":7.0,"ask":112.5,"ask_size":8.0,"iv":0.3227,"open_interest":11.0,"volume":1.0,"delta":0.9298,"gamma":0.0018,"vega":0.3212,"theta":-2.3249,"rho":0.0,"theo":111.385,"change":45.0,"open":159.0,"high":159.0,"low":159.0,"tick":"up","last_trade_price":159.0,"last_trade_time":"2026-02-18T10:18:12","percent_change":39.4737,"prev_day_close":131.400001525879},{"option":"SPXW260219P06745000","bid":2.3,"bid_size":1.0,"ask":2.35,"ask_size":5.0,"iv":0.3238,"open_interest":1043.0,"volume":1490.0,"delta":-0.0702,"gamma":0.0018,"vega":0.3212,"theta":-2.3249,"rho":0.0,"theo":2.3249,"change":-0.1,"open":7.97,"high":10.15,"low":1.2,"tick":"up","last_trade_price":1.83,"last_trade_time":"2026-02-18T16:12:51","percent_change":-4.54546,"prev_day_close":2.20000004768372},{"option":"SPXW260219C06750000","bid":105.9,"bid_size":1.0,"ask":107.5,"ask_size":1.0,"iv":0.3218,"open_interest":228.0,"volume":221.0,"delta":0.9213,"gamma":0.002,"vega":0.35,"theta":-2.65,"rho":0.0,"theo":106.7101,"change":3.89,"open":127.59,"high":157.16,"low":112.8,"tick":"up","last_trade_price":113.74,"last_trade_time":"2026-02-18T15:20:31","percent_change":3.54119,"prev_day_close":126.650001525879},{"option":"SPXW260219P06750000","bid":2.6,"bid_size":28.0,"ask":2.7,"ask_size":33.0,"iv":0.3221,"open_interest":4062.0,"volume":8138.0,"delta":-0.0787,"gamma":0.002,"vega":0.35,"theta":-2.65,"rho":0.0,"theo":2.65,"change":0.0,"open":8.3,"high":10.0,"low":1.35,"tick":"down","last_trade_price":1.83,"last_trade_time":"2026-02-18T16:14:59","percent_change":9.93411e-7,"prev_day_close":2.39999997615814},{"option":"SPXW260219C06755000","bid":101.2,"bid_size":2.0,"ask":102.8,"ask_size":2.0,"iv":0.3183,"open_interest":11.0,"volume":1.0,"delta":0.9118,"gamma":0.0022,"vega":0.3802,"theta":-3.0248,"rho":0.0,"theo":102.0849,"change":35.32,"open":140.72,"high":140.72,"low":140.72,"tick":"up","last_trade_price":140.72,"last_trade_time":"2026-02-18T10:08:46","percent_change":33.5104,"prev_day_close":121.899997711182},{"option":"SPXW260219P06755000","bid":2.95,"bid_size":1.0,"ask":3.1,"ask_size":60.0,"iv":0.3207,"open_interest":1027.0,"volume":1632.0,"delta":-0.0882,"gamma":0.0022,"vega":0.3802,"theta":-3.0248,"rho":0.0,"theo":3.0248,"change":0.0,"open":10.2,"high":11.65,"low":1.52,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-18T16:12:29","percent_change":8.99693e-7,"prev_day_close":2.64999997615814},{"option":"SPXW260219C06760000","bid":97.2,"bid_size":1.0,"ask":97.9,"ask_size":2.0,"iv":0.3178,"open_interest":240.0,"volume":42.0,"delta":0.903,"gamma":0.0023,"vega":0.4073,"theta":-3.3502,"rho":0.0,"theo":97.4103,"change":-15.05,"open":107.06,"high":137.18,"low":106.02,"tick":"up","last_trade_price":118.87,"last_trade_time":"2026-02-18T15:45:57","percent_change":-12.8468,"prev_day_close":117.150001525879},{"option":"SPXW260219P06760000","bid":3.3,"bid_size":19.0,"ask":3.4,"ask_size":5.0,"iv":0.3168,"open_interest":1379.0,"volume":1901.0,"delta":-0.097,"gamma":0.0023,"vega":0.4073,"theta":-3.3502,"rho":0.0,"theo":3.3502,"change":0.3,"open":11.0,"high":12.4,"low":1.65,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-18T16:14:50","percent_change":10.3448,"prev_day_close":2.89999997615814},{"option":"SPXW260219C06765000","bid":92.1,"bid_size":2.0,"ask":93.7,"ask_size":1.0,"iv":0.316,"open_interest":32.0,"volume":4.0,"delta":0.8919,"gamma":0.0026,"vega":0.4401,"theta":-3.8002,"rho":0.0,"theo":92.8603,"change":17.27,"open":110.23,"high":114.42,"low":110.23,"tick":"up","last_trade_price":114.42,"last_trade_time":"2026-02-18T16:07:35","percent_change":17.7766,"prev_day_close":112.449996948242},{"option":"SPXW260219P06765000","bid":3.7,"bid_size":26.0,"ask":3.9,"ask_size":65.0,"iv":0.315,"open_interest":1094.0,"volume":1762.0,"delta":-0.1081,"gamma":0.0026,"vega":0.4401,"theta":-3.8002,"rho":0.0,"theo":3.8002,"change":0.5,"open":12.4,"high":12.4,"low":1.85,"tick":"down","last_trade_price":2.56,"last_trade_time":"2026-02-18T16:14:50","percent_change":15.625,"prev_day_close":3.19999992847443},{"option":"SPXW260219C06770000","bid":87.5,"bid_size":3.0,"ask":89.1,"ask_size":3.0,"iv":0.3119,"open_interest":71.0,"volume":83.0,"delta":0.8798,"gamma":0.0028,"vega":0.4733,"theta":-4.2997,"rho":0.0,"theo":88.3598,"change":16.28,"open":106.2,"high":134.88,"low":95.45,"tick":"no_change","last_trade_price":109.28,"last_trade_time":"2026-02-18T16:11:32","percent_change":17.5054,"prev_day_close":107.75},{"option":"SPXW260219P06770000","bid":4.2,"bid_size":19.0,"ask":4.4,"ask_size":59.0,"iv":0.3132,"open_interest":1390.0,"volume":2604.0,"delta":-0.1202,"gamma":0.0028,"vega":0.4733,"theta":-4.2997,"rho":0.0,"theo":4.2997,"change":0.7,"open":11.6,"high":14.2,"low":2.0,"tick":"up","last_trade_price":2.98,"last_trade_time":"2026-02-18T16:14:21","percent_change":20.0,"prev_day_close":3.5},{"option":"SPXW260219C06775000","bid":83.1,"bid_size":1.0,"ask":84.6,"ask_size":3.0,"iv":0.311,"open_interest":60.0,"volume":58.0,"delta":0.8674,"gamma":0.003,"vega":0.5057,"theta":-4.8002,"rho":0.0,"theo":83.8604,"change":16.27,"open":99.27,"high":129.05,"low":96.07,"tick":"down","last_trade_price":105.22,"last_trade_time":"2026-02-18T16:08:54","percent_change":18.2912,"prev_day_close":103.100002288818},{"option":"SPXW260219P06775000","bid":4.7,"bid_size":49.0,"ask":4.9,"ask_size":24.0,"iv":0.3102,"open_interest":2087.0,"volume":3520.0,"delta":-0.1326,"gamma":0.003,"vega":0.5057,"theta":-4.8002,"rho":0.0,"theo":4.8002,"change":0.8,"open":11.9,"high":13.8,"low":2.15,"tick":"no_change","last_trade_price":3.2,"last_trade_time":"2026-02-18T16:14:14","percent_change":20.5128,"prev_day_close":3.89999997615814},{"option":"SPXW260219C06780000","bid":78.8,"bid_size":1.0,"ask":80.3,"ask_size":1.0,"iv":0.3098,"open_interest":75.0,"volume":37.0,"delta":0.8534,"gamma":0.0032,"vega":0.5408,"theta":-5.4006,"rho":0.0,"theo":79.4608,"change":-17.95,"open":89.03,"high":124.94,"low":85.0,"tick":"down","last_trade_price":107.4,"last_trade_time":"2026-02-18T15:58:47","percent_change":-18.2326,"prev_day_close":98.4500007629394},{"option":"SPXW260219P06780000","bid":5.3,"bid_size":20.0,"ask":5.5,"ask_size":47.0,"iv":0.3081,"open_interest":1555.0,"volume":2886.0,"delta":-0.1466,"gamma":0.0032,"vega":0.5408,"theta":-5.4006,"rho":0.0,"theo":5.4006,"change":1.15,"open":15.2,"high":15.2,"low":2.29,"tick":"down","last_trade_price":3.53,"last_trade_time":"2026-02-18T16:14:07","percent_change":27.0588,"prev_day_close":4.25},{"option":"SPXW260219C06785000","bid":74.4,"bid_size":3.0,"ask":75.9,"ask_size":1.0,"iv":0.3063,"open_interest":68.0,"volume":73.0,"delta":0.8377,"gamma":0.0035,"vega":0.5768,"theta":-6.0999,"rho":0.0,"theo":75.16,"change":-16.65,"open":85.06,"high":122.0,"low":81.93,"tick":"up","last_trade_price":94.27,"last_trade_time":"2026-02-18T15:42:58","percent_change":-17.7222,"prev_day_close":93.9500007629394},{"option":"SPXW260219P06785000","bid":6.0,"bid_size":5.0,"ask":6.1,"ask_size":5.0,"iv":0.3065,"open_interest":1135.0,"volume":2156.0,"delta":-0.1623,"gamma":0.0035,"vega":0.5768,"theta":-6.0999,"rho":0.0,"theo":6.0999,"change":0.3,"open":14.25,"high":15.6,"low":2.5,"tick":"no_change","last_trade_price":4.0,"last_trade_time":"2026-02-18T16:13:17","percent_change":6.38298,"prev_day_close":4.70000004768372},{"option":"SPXW260219C06790000","bid":70.7,"bid_size":3.0,"ask":71.0,"ask_size":3.0,"iv":0.3027,"open_interest":58.0,"volume":39.0,"delta":0.8218,"gamma":0.0037,"vega":0.6115,"theta":-6.7967,"rho":0.0,"theo":70.8569,"change":-14.75,"open":81.48,"high":114.4,"low":77.63,"tick":"down","last_trade_price":91.3,"last_trade_time":"2026-02-18T16:07:35","percent_change":-16.5081,"prev_day_close":89.3499984741211},{"option":"SPXW260219P06790000","bid":6.7,"bid_size":15.0,"ask":6.9,"ask_size":27.0,"iv":0.3037,"open_interest":1369.0,"volume":3515.0,"delta":-0.1782,"gamma":0.0037,"vega":0.6115,"theta":-6.7967,"rho":0.0,"theo":6.7967,"change":1.4,"open":18.2,"high":18.2,"low":2.62,"tick":"down","last_trade_price":4.5,"last_trade_time":"2026-02-18T16:13:30","percent_change":26.9231,"prev_day_close":5.20000004768372},{"option":"SPXW260219C06795000","bid":66.5,"bid_size":3.0,"ask":66.8,"ask_size":3.0,"iv":0.3003,"open_interest":46.0,"volume":16.0,"delta":0.8043,"gamma":0.004,"vega":0.647,"theta":-7.5964,"rho":0.0,"theo":66.6565,"change":-16.25,"open":109.08,"high":109.08,"low":74.69,"tick":"up","last_trade_price":93.72,"last_trade_time":"2026-02-18T15:53:01","percent_change":-19.1289,"prev_day_close":84.9500007629394},{"option":"SPXW260219P06795000","bid":7.5,"bid_size":14.0,"ask":7.7,"ask_size":20.0,"iv":0.3013,"open_interest":1195.0,"volume":2492.0,"delta":-0.1957,"gamma":0.004,"vega":0.647,"theta":-7.5964,"rho":0.0,"theo":7.5963,"change":1.8,"open":16.02,"high":17.45,"low":2.81,"tick":"no_change","last_trade_price":4.9,"last_trade_time":"2026-02-18T16:14:04","percent_change":31.5789,"prev_day_close":5.70000004768372},{"option":"SPXW260219C06800000","bid":62.3,"bid_size":4.0,"ask":62.7,"ask_size":3.0,"iv":0.2982,"open_interest":465.0,"volume":186.0,"delta":0.7854,"gamma":0.0042,"vega":0.682,"theta":-8.4959,"rho":0.0,"theo":62.5561,"change":-17.0,"open":71.73,"high":110.7,"low":68.33,"tick":"up","last_trade_price":82.86,"last_trade_time":"2026-02-18T16:14:28","percent_change":-21.1443,"prev_day_close":80.4000015258789},{"option":"SPXW260219P06800000","bid":8.4,"bid_size":5.0,"ask":8.5,"ask_size":5.0,"iv":0.2991,"open_interest":2897.0,"volume":7519.0,"delta":-0.2146,"gamma":0.0042,"vega":0.682,"theta":-8.4959,"rho":0.0,"theo":8.4959,"change":2.3,"open":17.2,"high":20.0,"low":3.0,"tick":"no_change","last_trade_price":5.38,"last_trade_time":"2026-02-18T16:14:55","percent_change":37.0968,"prev_day_close":6.20000004768372},{"option":"SPXW260219C06805000","bid":58.3,"bid_size":4.0,"ask":58.6,"ask_size":3.0,"iv":0.2955,"open_interest":245.0,"volume":30.0,"delta":0.766,"gamma":0.0045,"vega":0.7155,"theta":-9.3988,"rho":0.0,"theo":58.459,"change":-13.8,"open":67.5,"high":101.6,"low":67.31,"tick":"down","last_trade_price":78.15,"last_trade_time":"2026-02-18T16:08:54","percent_change":-18.134,"prev_day_close":76.0999984741211},{"option":"SPXW260219P06805000","bid":9.3,"bid_size":13.0,"ask":9.5,"ask_size":15.0,"iv":0.2957,"open_interest":443.0,"volume":1417.0,"delta":-0.234,"gamma":0.0045,"vega":0.7155,"theta":-9.3988,"rho":0.0,"theo":9.3988,"change":2.25,"open":21.8,"high":22.3,"low":3.4,"tick":"down","last_trade_price":6.09,"last_trade_time":"2026-02-18T16:14:34","percent_change":32.8467,"prev_day_close":6.85000014305115},{"option":"SPXW260219C06810000","bid":54.4,"bid_size":5.0,"ask":54.7,"ask_size":5.0,"iv":0.2929,"open_interest":69.0,"volume":52.0,"delta":0.7442,"gamma":0.0047,"vega":0.7494,"theta":-10.4951,"rho":0.0,"theo":54.5552,"change":-16.35,"open":66.06,"high":100.82,"low":66.06,"tick":"no_change","last_trade_price":73.12,"last_trade_time":"2026-02-18T16:13:02","percent_change":-22.7875,"prev_day_close":71.75},{"option":"SPXW260219P06810000","bid":10.4,"bid_size":5.0,"ask":10.6,"ask_size":25.0,"iv":0.2937,"open_interest":804.0,"volume":2558.0,"delta":-0.2558,"gamma":0.0047,"vega":0.7494,"theta":-10.4951,"rho":0.0,"theo":10.4951,"change":2.9,"open":20.1,"high":21.7,"low":3.7,"tick":"no_change","last_trade_price":6.6,"last_trade_time":"2026-02-18T16:14:57","percent_change":38.6667,"prev_day_close":7.5},{"option":"SPXW260219C06815000","bid":50.5,"bid_size":5.0,"ask":50.8,"ask_size":5.0,"iv":0.2903,"open_interest":88.0,"volume":41.0,"delta":0.7219,"gamma":0.005,"vega":0.7804,"theta":-11.5987,"rho":0.0,"theo":50.6588,"change":-14.1,"open":60.93,"high":90.65,"low":58.37,"tick":"down","last_trade_price":76.17,"last_trade_time":"2026-02-18T15:58:14","percent_change":-20.8889,"prev_day_close":67.5},{"option":"SPXW260219P06815000","bid":11.5,"bid_size":5.0,"ask":11.7,"ask_size":14.0,"iv":0.2904,"open_interest":758.0,"volume":1537.0,"delta":-0.2781,"gamma":0.005,"vega":0.7804,"theta":-11.5987,"rho":0.0,"theo":11.5987,"change":2.8,"open":20.77,"high":25.02,"low":4.12,"tick":"down","last_trade_price":7.25,"last_trade_time":"2026-02-18T16:14:59","percent_change":34.1463,"prev_day_close":8.2000002861023},{"option":"SPXW260219C06820000","bid":46.7,"bid_size":7.0,"ask":47.0,"ask_size":5.0,"iv":0.2869,"open_interest":101.0,"volume":52.0,"delta":0.6983,"gamma":0.0053,"vega":0.8101,"theta":-12.7983,"rho":0.0,"theo":46.8585,"change":-15.15,"open":54.2,"high":91.62,"low":52.62,"tick":"up","last_trade_price":65.57,"last_trade_time":"2026-02-18T16:14:28","percent_change":-23.9526,"prev_day_close":63.25},{"option":"SPXW260219P06820000","bid":12.7,"bid_size":12.0,"ask":12.9,"ask_size":8.0,"iv":0.287,"open_interest":1404.0,"volume":2668.0,"delta":-0.3017,"gamma":0.0053,"vega":0.8101,"theta":-12.7983,"rho":0.0,"theo":12.7984,"change":3.7,"open":22.14,"high":25.3,"low":4.39,"tick":"down","last_trade_price":8.0,"last_trade_time":"2026-02-18T16:14:59","percent_change":41.1111,"prev_day_close":9.0},{"option":"SPXW260219C06825000","bid":43.1,"bid_size":5.0,"ask":43.4,"ask_size":6.0,"iv":0.2846,"open_interest":178.0,"volume":133.0,"delta":0.6727,"gamma":0.0055,"vega":0.8376,"theta":-14.1982,"rho":0.0,"theo":43.2584,"change":-14.3,"open":54.9,"high":86.88,"low":48.76,"tick":"no_change","last_trade_price":60.63,"last_trade_time":"2026-02-18T16:12:03","percent_change":-24.1963,"prev_day_close":59.1000003814697},{"option":"SPXW260219P06825000","bid":14.1,"bid_size":5.0,"ask":14.3,"ask_size":17.0,"iv":0.2847,"open_interest":1314.0,"volume":2874.0,"delta":-0.3273,"gamma":0.0055,"vega":0.8376,"theta":-14.1982,"rho":0.0,"theo":14.1982,"change":4.2,"open":28.22,"high":28.22,"low":4.8,"tick":"no_change","last_trade_price":8.85,"last_trade_time":"2026-02-18T16:14:51","percent_change":42.4242,"prev_day_close":9.90000009536743},{"option":"SPXW260219C06830000","bid":39.5,"bid_size":7.0,"ask":39.8,"ask_size":6.0,"iv":0.2808,"open_interest":220.0,"volume":249.0,"delta":0.6466,"gamma":0.0057,"vega":0.8618,"theta":-15.5981,"rho":0.0,"theo":39.6582,"change":-14.65,"open":53.0,"high":82.52,"low":44.82,"tick":"down","last_trade_price":56.3,"last_trade_time":"2026-02-18T16:12:59","percent_change":-26.6122,"prev_day_close":55.0499992370606},{"option":"SPXW260219P06830000","bid":15.5,"bid_size":5.0,"ask":15.7,"ask_size":13.0,"iv":0.2809,"open_interest":1891.0,"volume":3527.0,"delta":-0.3534,"gamma":0.0057,"vega":0.8618,"theta":-15.5981,"rho":0.0,"theo":15.5981,"change":4.45,"open":25.05,"high":29.65,"low":5.16,"tick":"down","last_trade_price":9.68,"last_trade_time":"2026-02-18T16:14:54","percent_change":41.0138,"prev_day_close":10.8499999046326},{"option":"SPXW260219C06835000","bid":36.1,"bid_size":7.0,"ask":36.4,"ask_size":6.0,"iv":0.2779,"open_interest":141.0,"volume":154.0,"delta":0.6186,"gamma":0.0059,"vega":0.883,"theta":-17.1979,"rho":0.0,"theo":36.258,"change":-10.9,"open":49.0,"high":76.71,"low":42.88,"tick":"down","last_trade_price":52.35,"last_trade_time":"2026-02-18T16:12:59","percent_change":-21.3307,"prev_day_close":51.1000003814697},{"option":"SPXW260219P06835000","bid":17.1,"bid_size":5.0,"ask":17.3,"ask_size":16.0,"iv":0.278,"open_interest":1362.0,"volume":2378.0,"delta":-0.3814,"gamma":0.0059,"vega":0.883,"theta":-17.1979,"rho":0.0,"theo":17.1979,"change":5.0,"open":26.96,"high":31.5,"low":5.6,"tick":"down","last_trade_price":10.72,"last_trade_time":"2026-02-18T16:14:54","percent_change":42.0168,"prev_day_close":11.9000000953674},{"option":"SPXW260219C06840000","bid":32.8,"bid_size":10.0,"ask":33.0,"ask_size":5.0,"iv":0.274,"open_interest":401.0,"volume":669.0,"delta":0.5896,"gamma":0.0061,"vega":0.8999,"theta":-18.8754,"rho":0.0,"theo":32.9356,"change":-13.6,"open":45.37,"high":73.13,"low":38.4,"tick":"up","last_trade_price":49.48,"last_trade_time":"2026-02-18T16:14:28","percent_change":-28.8136,"prev_day_close":47.2000007629394},{"option":"SPXW260219P06840000","bid":18.7,"bid_size":11.0,"ask":19.0,"ask_size":15.0,"iv":0.2746,"open_interest":1015.0,"volume":3279.0,"delta":-0.4104,"gamma":0.0061,"vega":0.8999,"theta":-18.8754,"rho":0.0,"theo":18.8754,"change":4.2,"open":27.8,"high":32.8,"low":6.2,"tick":"down","last_trade_price":11.74,"last_trade_time":"2026-02-18T16:14:57","percent_change":32.3077,"prev_day_close":13.0},{"option":"SPXW260219C06845000","bid":29.6,"bid_size":8.0,"ask":29.8,"ask_size":5.0,"iv":0.2702,"open_interest":282.0,"volume":594.0,"delta":0.5594,"gamma":0.0063,"vega":0.9127,"theta":-20.6734,"rho":0.0,"theo":29.7335,"change":-10.75,"open":42.17,"high":68.73,"low":35.3,"tick":"down","last_trade_price":44.71,"last_trade_time":"2026-02-18T16:11:05","percent_change":-24.7411,"prev_day_close":43.4499988555908},{"option":"SPXW260219P06845000","bid":20.6,"bid_size":5.0,"ask":20.8,"ask_size":10.0,"iv":0.2708,"open_interest":814.0,"volume":2125.0,"delta":-0.4406,"gamma":0.0063,"vega":0.9127,"theta":-20.6734,"rho":0.0,"theo":20.6734,"change":5.3,"open":32.7,"high":35.3,"low":6.8,"tick":"no_change","last_trade_price":13.23,"last_trade_time":"2026-02-18T16:14:31","percent_change":37.3239,"prev_day_close":14.2000002861023},{"option":"SPXW260219C06850000","bid":26.6,"bid_size":8.0,"ask":26.8,"ask_size":5.0,"iv":0.2669,"open_interest":2102.0,"volume":719.0,"delta":0.528,"gamma":0.0064,"vega":0.9204,"theta":-22.6432,"rho":0.0,"theo":26.7033,"change":-13.05,"open":35.1,"high":64.09,"low":31.64,"tick":"up","last_trade_price":42.2,"last_trade_time":"2026-02-18T16:14:38","percent_change":-32.8302,"prev_day_close":39.75},{"option":"SPXW260219P06850000","bid":22.5,"bid_size":5.0,"ask":22.7,"ask_size":8.0,"iv":0.267,"open_interest":1917.0,"volume":6252.0,"delta":-0.472,"gamma":0.0064,"vega":0.9204,"theta":-22.6432,"rho":0.0,"theo":22.6432,"change":5.9,"open":28.0,"high":37.65,"low":7.2,"tick":"no_change","last_trade_price":14.23,"last_trade_time":"2026-02-18T16:14:55","percent_change":38.0645,"prev_day_close":15.5},{"option":"SPXW260219C06855000","bid":23.7,"bid_size":8.0,"ask":23.9,"ask_size":5.0,"iv":0.263,"open_interest":1249.0,"volume":737.0,"delta":0.4956,"gamma":0.0066,"vega":0.9225,"theta":-23.803,"rho":0.0,"theo":23.803,"change":-11.85,"open":33.4,"high":59.6,"low":28.3,"tick":"up","last_trade_price":38.22,"last_trade_time":"2026-02-18T16:13:54","percent_change":-32.7801,"prev_day_close":36.1499996185303},{"option":"SPXW260219P06855000","bid":24.6,"bid_size":9.0,"ask":24.9,"ask_size":13.0,"iv":0.2631,"open_interest":708.0,"volume":2700.0,"delta":-0.5044,"gamma":0.0066,"vega":0.9225,"theta":-23.803,"rho":0.0,"theo":24.7429,"change":6.3,"open":34.2,"high":40.3,"low":8.1,"tick":"no_change","last_trade_price":15.63,"last_trade_time":"2026-02-18T16:14:55","percent_change":37.2781,"prev_day_close":16.8999996185303},{"option":"SPXW260219C06860000","bid":21.0,"bid_size":9.0,"ask":21.2,"ask_size":10.0,"iv":0.2584,"open_interest":1323.0,"volume":1327.0,"delta":0.4622,"gamma":0.0066,"vega":0.9186,"theta":-21.0297,"rho":0.0,"theo":21.0297,"change":-10.7,"open":33.38,"high":56.4,"low":25.5,"tick":"up","last_trade_price":35.22,"last_trade_time":"2026-02-18T16:14:48","percent_change":-32.7217,"prev_day_close":32.6999988555908},{"option":"SPXW260219P06860000","bid":26.9,"bid_size":5.0,"ask":27.1,"ask_size":5.0,"iv":0.2596,"open_interest":744.0,"volume":3031.0,"delta":-0.5378,"gamma":0.0066,"vega":0.9186,"theta":-21.0297,"rho":0.0,"theo":26.9696,"change":6.8,"open":31.9,"high":42.05,"low":8.8,"tick":"down","last_trade_price":17.15,"last_trade_time":"2026-02-18T16:14:46","percent_change":36.7568,"prev_day_close":18.5},{"option":"SPXW260219C06865000","bid":18.4,"bid_size":12.0,"ask":18.6,"ask_size":5.0,"iv":0.2552,"open_interest":1751.0,"volume":1444.0,"delta":0.4282,"gamma":0.0066,"vega":0.9082,"theta":-18.5024,"rho":0.0,"theo":18.5023,"change":-9.5,"open":30.24,"high":53.0,"low":22.7,"tick":"up","last_trade_price":31.57,"last_trade_time":"2026-02-18T16:14:03","percent_change":-32.3129,"prev_day_close":29.3999996185303},{"option":"SPXW260219P06865000","bid":29.3,"bid_size":2.0,"ask":29.6,"ask_size":8.0,"iv":0.2554,"open_interest":1726.0,"volume":5109.0,"delta":-0.5718,"gamma":0.0066,"vega":0.9082,"theta":-18.5024,"rho":0.0,"theo":29.4422,"change":9.95,"open":44.1,"high":44.1,"low":9.7,"tick":"no_change","last_trade_price":19.12,"last_trade_time":"2026-02-18T16:13:13","percent_change":49.3797,"prev_day_close":20.1499996185303},{"option":"SPXW260219C06870000","bid":16.0,"bid_size":18.0,"ask":16.2,"ask_size":5.0,"iv":0.2512,"open_interest":1828.0,"volume":1894.0,"delta":0.3936,"gamma":0.0066,"vega":0.8909,"theta":-16.1022,"rho":0.0,"theo":16.1022,"change":-9.2,"open":28.5,"high":48.27,"low":19.9,"tick":"down","last_trade_price":28.52,"last_trade_time":"2026-02-18T16:14:48","percent_change":-35.1145,"prev_day_close":26.1999998092651},{"option":"SPXW260219P06870000","bid":31.9,"bid_size":1.0,"ask":32.2,"ask_size":7.0,"iv":0.2514,"open_interest":854.0,"volume":3163.0,"delta":-0.6064,"gamma":0.0066,"vega":0.8909,"theta":-16.1022,"rho":0.0,"theo":32.0421,"change":6.0,"open":44.0,"high":44.0,"low":10.5,"tick":"up","last_trade_price":20.28,"last_trade_time":"2026-02-18T16:14:57","percent_change":27.2727,"prev_day_close":22.0},{"option":"SPXW260219C06875000","bid":13.8,"bid_size":13.0,"ask":14.0,"ask_size":5.0,"iv":0.2474,"open_interest":1986.0,"volume":3638.0,"delta":0.3589,"gamma":0.0065,"vega":0.8666,"theta":-13.902,"rho":0.0,"theo":13.902,"change":-9.1,"open":24.74,"high":44.96,"low":17.4,"tick":"up","last_trade_price":25.43,"last_trade_time":"2026-02-18T16:14:57","percent_change":-39.3939,"prev_day_close":23.1000003814697},{"option":"SPXW260219P06875000","bid":34.7,"bid_size":1.0,"ask":35.0,"ask_size":7.0,"iv":0.2476,"open_interest":1346.0,"volume":3032.0,"delta":-0.6411,"gamma":0.0065,"vega":0.8666,"theta":-13.902,"rho":0.0,"theo":34.8418,"change":9.2,"open":43.6,"high":45.5,"low":11.5,"tick":"down","last_trade_price":22.27,"last_trade_time":"2026-02-18T16:14:57","percent_change":38.4937,"prev_day_close":23.8999996185303},{"option":"SPXW260219C06880000","bid":11.8,"bid_size":14.0,"ask":12.0,"ask_size":5.0,"iv":0.2438,"open_interest":1218.0,"volume":3119.0,"delta":0.3244,"gamma":0.0064,"vega":0.8354,"theta":-11.9017,"rho":0.0,"theo":11.9017,"change":-8.25,"open":22.58,"high":41.1,"low":15.19,"tick":"up","last_trade_price":22.4,"last_trade_time":"2026-02-18T16:14:49","percent_change":-40.7407,"prev_day_close":20.25},{"option":"SPXW260219P06880000","bid":37.7,"bid_size":1.0,"ask":38.0,"ask_size":4.0,"iv":0.244,"open_interest":1429.0,"volume":4692.0,"delta":-0.6756,"gamma":0.0064,"vega":0.8354,"theta":-11.9017,"rho":0.0,"theo":37.8416,"change":11.0,"open":45.44,"high":49.9,"low":12.6,"tick":"up","last_trade_price":24.51,"last_trade_time":"2026-02-18T16:14:35","percent_change":42.3077,"prev_day_close":26.0},{"option":"SPXW260219C06885000","bid":10.0,"bid_size":6.0,"ask":10.2,"ask_size":14.0,"iv":0.2398,"open_interest":900.0,"volume":2497.0,"delta":0.2902,"gamma":0.0062,"vega":0.7969,"theta":-10.0502,"rho":0.0,"theo":10.0502,"change":-6.7,"open":20.24,"high":38.12,"low":13.0,"tick":"up","last_trade_price":19.5,"last_trade_time":"2026-02-18T16:14:51","percent_change":-38.2857,"prev_day_close":17.5},{"option":"SPXW260219P06885000","bid":40.8,"bid_size":3.0,"ask":41.2,"ask_size":3.0,"iv":0.24,"open_interest":857.0,"volume":2821.0,"delta":-0.7098,"gamma":0.0062,"vega":0.7969,"theta":-10.0502,"rho":0.0,"theo":40.9901,"change":11.45,"open":48.1,"high":49.6,"low":13.87,"tick":"down","last_trade_price":26.6,"last_trade_time":"2026-02-18T16:13:18","percent_change":40.531,"prev_day_close":28.25},{"option":"SPXW260219C06890000","bid":8.3,"bid_size":22.0,"ask":8.5,"ask_size":5.0,"iv":0.236,"open_interest":946.0,"volume":4112.0,"delta":0.2568,"gamma":0.0059,"vega":0.7524,"theta":-8.4051,"rho":0.0,"theo":8.4051,"change":-6.2,"open":15.7,"high":34.85,"low":11.11,"tick":"up","last_trade_price":16.9,"last_trade_time":"2026-02-18T16:14:47","percent_change":-41.3333,"prev_day_close":15.0},{"option":"SPXW260219P06890000","bid":44.2,"bid_size":3.0,"ask":44.5,"ask_size":3.0,"iv":0.2368,"open_interest":1227.0,"volume":2365.0,"delta":-0.7432,"gamma":0.0059,"vega":0.7524,"theta":-8.4051,"rho":0.0,"theo":44.3449,"change":10.15,"open":50.8,"high":50.8,"low":15.0,"tick":"up","last_trade_price":30.1,"last_trade_time":"2026-02-18T16:12:42","percent_change":33.0081,"prev_day_close":30.75},{"option":"SPXW260219C06895000","bid":6.9,"bid_size":15.0,"ask":7.1,"ask_size":19.0,"iv":0.2331,"open_interest":591.0,"volume":2485.0,"delta":0.2255,"gamma":0.0056,"vega":0.703,"theta":-7.0005,"rho":0.0,"theo":7.0005,"change":-5.6,"open":15.17,"high":31.65,"low":9.3,"tick":"up","last_trade_price":14.49,"last_trade_time":"2026-02-18T16:14:57","percent_change":-44.4444,"prev_day_close":12.5999999046326},{"option":"SPXW260219P06895000","bid":47.7,"bid_size":3.0,"ask":48.1,"ask_size":3.0,"iv":0.2333,"open_interest":676.0,"volume":2405.0,"delta":-0.7745,"gamma":0.0056,"vega":0.703,"theta":-7.0005,"rho":0.0,"theo":47.9404,"change":8.45,"open":49.26,"high":51.7,"low":16.7,"tick":"up","last_trade_price":32.7,"last_trade_time":"2026-02-18T16:12:42","percent_change":25.2616,"prev_day_close":33.4499988555908},{"option":"SPXW260219C06900000","bid":5.7,"bid_size":1.0,"ask":5.8,"ask_size":5.0,"iv":0.23,"open_interest":2282.0,"volume":8861.0,"delta":0.1956,"gamma":0.0052,"vega":0.6493,"theta":-5.7495,"rho":0.0,"theo":5.7495,"change":-4.7,"open":14.37,"high":28.52,"low":7.5,"tick":"up","last_trade_price":12.12,"last_trade_time":"2026-02-18T16:14:48","percent_change":-44.7619,"prev_day_close":10.5},{"option":"SPXW260219P06900000","bid":51.2,"bid_size":1.0,"ask":51.9,"ask_size":2.0,"iv":0.2294,"open_interest":1443.0,"volume":4556.0,"delta":-0.8044,"gamma":0.0052,"vega":0.6493,"theta":-5.7495,"rho":0.0,"theo":51.6893,"change":17.52,"open":57.65,"high":57.65,"low":18.0,"tick":"down","last_trade_price":34.38,"last_trade_time":"2026-02-18T16:13:27","percent_change":48.331,"prev_day_close":36.25},{"option":"SPXW260219C06905000","bid":4.6,"bid_size":1.0,"ask":4.7,"ask_size":1.0,"iv":0.2267,"open_interest":829.0,"volume":3291.0,"delta":0.1673,"gamma":0.0048,"vega":0.591,"theta":-4.6496,"rho":0.0,"theo":4.6496,"change":-3.9,"open":12.47,"high":25.5,"low":6.3,"tick":"up","last_trade_price":9.8,"last_trade_time":"2026-02-18T16:14:21","percent_change":-45.3488,"prev_day_close":8.59999990463257},{"option":"SPXW260219P06905000","bid":55.1,"bid_size":1.0,"ask":55.8,"ask_size":2.0,"iv":0.226,"open_interest":741.0,"volume":1454.0,"delta":-0.8327,"gamma":0.0048,"vega":0.591,"theta":-4.6496,"rho":0.0,"theo":55.5895,"change":6.35,"open":55.38,"high":55.38,"low":20.1,"tick":"down","last_trade_price":37.48,"last_trade_time":"2026-02-18T16:14:28","percent_change":16.1372,"prev_day_close":39.3499984741211},{"option":"SPXW260219C06910000","bid":3.6,"bid_size":47.0,"ask":3.8,"ask_size":5.0,"iv":0.2233,"open_interest":1498.0,"volume":4435.0,"delta":0.141,"gamma":0.0043,"vega":0.5308,"theta":-3.6991,"rho":0.0,"theo":3.6991,"change":-3.05,"open":10.0,"high":22.7,"low":4.89,"tick":"up","last_trade_price":8.2,"last_trade_time":"2026-02-18T16:14:50","percent_change":-44.5255,"prev_day_close":6.85000014305115},{"option":"SPXW260219P06910000","bid":59.2,"bid_size":1.0,"ask":59.9,"ask_size":2.0,"iv":0.2225,"open_interest":362.0,"volume":980.0,"delta":-0.859,"gamma":0.0043,"vega":0.5308,"theta":-3.6991,"rho":0.0,"theo":59.6389,"change":15.15,"open":62.61,"high":62.97,"low":22.0,"tick":"down","last_trade_price":40.63,"last_trade_time":"2026-02-18T16:14:28","percent_change":35.5217,"prev_day_close":42.6499996185303},{"option":"SPXW260219C06915000","bid":2.9,"bid_size":4.0,"ask":3.0,"ask_size":5.0,"iv":0.2211,"open_interest":1249.0,"volume":3360.0,"delta":0.1182,"gamma":0.0039,"vega":0.4722,"theta":-2.95,"rho":0.0,"theo":2.95,"change":-2.4,"open":6.84,"high":19.9,"low":3.8,"tick":"no_change","last_trade_price":6.37,"last_trade_time":"2026-02-18T16:14:31","percent_change":-44.4444,"prev_day_close":5.40000009536743},{"option":"SPXW260219P06915000","bid":63.1,"bid_size":3.0,"ask":64.7,"ask_size":3.0,"iv":0.2213,"open_interest":169.0,"volume":252.0,"delta":-0.8818,"gamma":0.0039,"vega":0.4722,"theta":-2.95,"rho":0.0,"theo":63.8899,"change":-1.74,"open":43.6,"high":60.6,"low":24.0,"tick":"no_change","last_trade_price":44.3,"last_trade_time":"2026-02-18T16:12:27","percent_change":-3.77031,"prev_day_close":46.1499996185303},{"option":"SPXW260219C06920000","bid":2.25,"bid_size":20.0,"ask":2.35,"ask_size":5.0,"iv":0.2183,"open_interest":1760.0,"volume":5478.0,"delta":0.0973,"gamma":0.0034,"vega":0.413,"theta":-2.2998,"rho":0.0,"theo":2.2998,"change":-1.8,"open":6.3,"high":17.35,"low":2.9,"tick":"up","last_trade_price":5.1,"last_trade_time":"2026-02-18T16:14:59","percent_change":-43.3735,"prev_day_close":4.14999985694885},{"option":"SPXW260219P06920000","bid":67.4,"bid_size":3.0,"ask":69.0,"ask_size":3.0,"iv":0.2173,"open_interest":184.0,"volume":409.0,"delta":-0.9027,"gamma":0.0034,"vega":0.413,"theta":-2.2998,"rho":0.0,"theo":68.2397,"change":-0.1,"open":65.0,"high":70.61,"low":26.3,"tick":"up","last_trade_price":48.3,"last_trade_time":"2026-02-18T16:11:58","percent_change":-0.200806,"prev_day_close":49.8000011444092},{"option":"SPXW260219C06925000","bid":1.75,"bid_size":36.0,"ask":1.8,"ask_size":1.0,"iv":0.2159,"open_interest":2475.0,"volume":4434.0,"delta":0.0791,"gamma":0.003,"vega":0.3566,"theta":-1.7749,"rho":0.0,"theo":1.7749,"change":-1.3,"open":6.2,"high":15.0,"low":2.2,"tick":"up","last_trade_price":3.9,"last_trade_time":"2026-02-18T16:14:59","percent_change":-41.9355,"prev_day_close":3.10000002384186},{"option":"SPXW260219P06925000","bid":72.2,"bid_size":1.0,"ask":72.9,"ask_size":1.0,"iv":0.214,"open_interest":314.0,"volume":605.0,"delta":-0.9209,"gamma":0.003,"vega":0.3566,"theta":-1.7749,"rho":0.0,"theo":72.7148,"change":-1.89,"open":72.6,"high":74.3,"low":28.9,"tick":"up","last_trade_price":52.52,"last_trade_time":"2026-02-18T16:13:00","percent_change":-3.51301,"prev_day_close":53.8000011444092},{"option":"SPXW260219C06930000","bid":1.3,"bid_size":57.0,"ask":1.4,"ask_size":57.0,"iv":0.2135,"open_interest":2994.0,"volume":5845.0,"delta":0.0634,"gamma":0.0025,"vega":0.3028,"theta":-1.35,"rho":0.0,"theo":1.35,"change":-0.8,"open":4.5,"high":12.9,"low":1.65,"tick":"no_change","last_trade_price":2.95,"last_trade_time":"2026-02-18T16:14:54","percent_change":-34.7826,"prev_day_close":2.29999995231628},{"option":"SPXW260219P06930000","bid":76.8,"bid_size":1.0,"ask":77.5,"ask_size":2.0,"iv":0.2139,"open_interest":294.0,"volume":203.0,"delta":-0.9366,"gamma":0.0025,"vega":0.3028,"theta":-1.35,"rho":0.0,"theo":77.2899,"change":19.25,"open":76.52,"high":76.52,"low":31.7,"tick":"up","last_trade_price":54.41,"last_trade_time":"2026-02-18T16:04:18","percent_change":33.1611,"prev_day_close":58.0499992370606},{"option":"SPXW260219C06935000","bid":1.0,"bid_size":7.0,"ask":1.1,"ask_size":62.0,"iv":0.2128,"open_interest":4505.0,"volume":8728.0,"delta":0.0513,"gamma":0.0021,"vega":0.2585,"theta":-1.05,"rho":0.0,"theo":1.05,"change":-0.65,"open":4.1,"high":10.8,"low":1.2,"tick":"up","last_trade_price":2.2,"last_trade_time":"2026-02-18T16:14:53","percent_change":-39.3939,"prev_day_close":1.65000003576279},{"option":"SPXW260219P06935000","bid":81.2,"bid_size":1.0,"ask":82.7,"ask_size":1.0,"iv":0.2112,"open_interest":99.0,"volume":59.0,"delta":-0.9487,"gamma":0.0021,"vega":0.2585,"theta":-1.05,"rho":0.0,"theo":81.9899,"change":-0.3,"open":79.64,"high":79.64,"low":35.0,"tick":"down","last_trade_price":58.99,"last_trade_time":"2026-02-18T16:05:00","percent_change":-0.480769,"prev_day_close":62.3999996185303},{"option":"SPXW260219C06940000","bid":0.75,"bid_size":10.0,"ask":0.8,"ask_size":68.0,"iv":0.2105,"open_interest":4606.0,"volume":8311.0,"delta":0.0399,"gamma":0.0018,"vega":0.213,"theta":-0.775,"rho":0.0,"theo":0.775,"change":-0.4,"open":2.99,"high":9.1,"low":0.85,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T16:14:49","percent_change":-33.3333,"prev_day_close":1.19999998807907},{"option":"SPXW260219P06940000","bid":86.2,"bid_size":1.0,"ask":86.9,"ask_size":1.0,"iv":0.2098,"open_interest":749.0,"volume":215.0,"delta":-0.9601,"gamma":0.0018,"vega":0.213,"theta":-0.775,"rho":0.0,"theo":86.7149,"change":-0.15,"open":85.09,"high":85.9,"low":41.58,"tick":"up","last_trade_price":65.28,"last_trade_time":"2026-02-18T16:09:25","percent_change":-0.224049,"prev_day_close":66.9500007629394},{"option":"SPXW260219C06945000","bid":0.55,"bid_size":6.0,"ask":0.6,"ask_size":64.0,"iv":0.209,"open_interest":3391.0,"volume":7384.0,"delta":0.031,"gamma":0.0014,"vega":0.1746,"theta":-0.575,"rho":0.0,"theo":0.575,"change":-0.25,"open":2.32,"high":7.46,"low":0.64,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T16:14:53","percent_change":-29.4118,"prev_day_close":0.849999994039536},{"option":"SPXW260219P06945000","bid":91.0,"bid_size":1.0,"ask":91.7,"ask_size":1.0,"iv":0.2081,"open_interest":840.0,"volume":1338.0,"delta":-0.969,"gamma":0.0014,"vega":0.1746,"theta":-0.575,"rho":0.0,"theo":91.5149,"change":-39.42,"open":56.7,"high":87.92,"low":42.66,"tick":"down","last_trade_price":59.78,"last_trade_time":"2026-02-18T15:53:29","percent_change":-39.7379,"prev_day_close":71.5999984741211},{"option":"SPXW260219C06950000","bid":0.4,"bid_size":86.0,"ask":0.45,"ask_size":70.0,"iv":0.2079,"open_interest":3660.0,"volume":8120.0,"delta":0.0239,"gamma":0.0012,"vega":0.1421,"theta":-0.425,"rho":0.0,"theo":0.425,"change":-0.1,"open":2.15,"high":6.1,"low":0.45,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T16:14:50","percent_change":-16.6667,"prev_day_close":0.599999994039536},{"option":"SPXW260219P06950000","bid":95.9,"bid_size":1.0,"ask":96.6,"ask_size":1.0,"iv":0.2106,"open_interest":330.0,"volume":350.0,"delta":-0.9761,"gamma":0.0012,"vega":0.1421,"theta":-0.425,"rho":0.0,"theo":96.3649,"change":-31.53,"open":95.2,"high":95.2,"low":46.43,"tick":"up","last_trade_price":72.22,"last_trade_time":"2026-02-18T16:04:18","percent_change":-30.3904,"prev_day_close":76.2999992370606},{"option":"SPXW260219C06955000","bid":0.3,"bid_size":76.0,"ask":0.35,"ask_size":82.0,"iv":0.2083,"open_interest":2426.0,"volume":4382.0,"delta":0.0188,"gamma":0.001,"vega":0.117,"theta":-0.325,"rho":0.0,"theo":0.325,"change":-0.1,"open":1.45,"high":4.9,"low":0.37,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T16:14:47","percent_change":-22.2222,"prev_day_close":0.450000002980232},{"option":"SPXW260219P06955000","bid":100.0,"bid_size":6.0,"ask":102.5,"ask_size":7.0,"iv":0.2069,"open_interest":164.0,"volume":149.0,"delta":-0.9812,"gamma":0.001,"vega":0.117,"theta":-0.325,"rho":0.0,"theo":101.2649,"change":-11.96,"open":64.9,"high":96.34,"low":53.88,"tick":"up","last_trade_price":96.34,"last_trade_time":"2026-02-18T15:15:40","percent_change":-11.0434,"prev_day_close":81.25},{"option":"SPXW260219C06960000","bid":0.2,"bid_size":94.0,"ask":0.25,"ask_size":1.0,"iv":0.206,"open_interest":2957.0,"volume":5037.0,"delta":0.0138,"gamma":0.0007,"vega":0.0904,"theta":-0.225,"rho":0.0,"theo":0.225,"change":-0.15,"open":1.05,"high":3.9,"low":0.25,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:14:49","percent_change":-42.8571,"prev_day_close":0.350000008940697},{"option":"SPXW260219P06960000","bid":105.0,"bid_size":6.0,"ask":107.2,"ask_size":6.0,"iv":0.197,"open_interest":158.0,"volume":90.0,"delta":-0.9862,"gamma":0.0007,"vega":0.0904,"theta":-0.225,"rho":0.0,"theo":106.1649,"change":-30.48,"open":105.12,"high":106.3,"low":58.55,"tick":"up","last_trade_price":82.32,"last_trade_time":"2026-02-18T16:00:39","percent_change":-27.0213,"prev_day_close":86.0500030517578},{"option":"SPXW260219C06965000","bid":0.15,"bid_size":104.0,"ask":0.2,"ask_size":4.0,"iv":0.2074,"open_interest":2360.0,"volume":3477.0,"delta":0.0109,"gamma":0.0006,"vega":0.0746,"theta":-0.175,"rho":0.0,"theo":0.175,"change":-0.05,"open":0.75,"high":3.0,"low":0.2,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:14:06","percent_change":-20.0,"prev_day_close":0.250000007450581},{"option":"SPXW260219P06965000","bid":109.9,"bid_size":6.0,"ask":112.1,"ask_size":6.0,"iv":0.2124,"open_interest":79.0,"volume":28.0,"delta":-0.9891,"gamma":0.0006,"vega":0.0746,"theta":-0.175,"rho":0.0,"theo":111.1149,"change":-28.38,"open":95.18,"high":104.71,"low":63.4,"tick":"down","last_trade_price":89.12,"last_trade_time":"2026-02-18T16:09:25","percent_change":-24.1532,"prev_day_close":91.0},{"option":"SPXW260219C06970000","bid":0.1,"bid_size":155.0,"ask":0.2,"ask_size":156.0,"iv":0.2113,"open_interest":6234.0,"volume":7549.0,"delta":0.0094,"gamma":0.0005,"vega":0.0654,"theta":-0.15,"rho":0.0,"theo":0.15,"change":-0.05,"open":0.62,"high":2.4,"low":0.15,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:14:50","percent_change":-25.0,"prev_day_close":0.200000002980232},{"option":"SPXW260219P06970000","bid":114.9,"bid_size":6.0,"ask":117.2,"ask_size":6.0,"iv":0.213,"open_interest":557.0,"volume":453.0,"delta":-0.9906,"gamma":0.0005,"vega":0.0654,"theta":-0.15,"rho":0.0,"theo":116.0899,"change":-29.7,"open":109.17,"high":111.55,"low":69.45,"tick":"up","last_trade_price":92.7,"last_trade_time":"2026-02-18T16:00:39","percent_change":-24.2647,"prev_day_close":95.9499969482422},{"option":"SPXW260219C06975000","bid":0.1,"bid_size":86.0,"ask":0.15,"ask_size":35.0,"iv":0.2144,"open_interest":1854.0,"volume":2878.0,"delta":0.0079,"gamma":0.0004,"vega":0.0562,"theta":-0.125,"rho":0.0,"theo":0.125,"change":-0.05,"open":0.45,"high":1.83,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:14:07","percent_change":-33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260219P06975000","bid":120.6,"bid_size":1.0,"ask":121.3,"ask_size":1.0,"iv":0.2113,"open_interest":219.0,"volume":14.0,"delta":-0.9921,"gamma":0.0004,"vega":0.0562,"theta":-0.125,"rho":0.0,"theo":121.0649,"change":7.05,"open":84.55,"high":115.05,"low":75.75,"tick":"down","last_trade_price":101.63,"last_trade_time":"2026-02-18T15:42:40","percent_change":7.01842,"prev_day_close":100.449996948242},{"option":"SPXW260219C06980000","bid":0.05,"bid_size":261.0,"ask":0.15,"ask_size":210.0,"iv":0.2165,"open_interest":2909.0,"volume":4116.0,"delta":0.0064,"gamma":0.0004,"vega":0.047,"theta":-0.1,"rho":0.0,"theo":0.1,"change":-0.025,"open":0.35,"high":1.35,"low":0.05,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T16:10:01","percent_change":-20.0,"prev_day_close":0.12500000372529},{"option":"SPXW260219P06980000","bid":123.5,"bid_size":1.0,"ask":128.3,"ask_size":1.0,"iv":0.0,"open_interest":534.0,"volume":455.0,"delta":-0.9936,"gamma":0.0004,"vega":0.047,"theta":-0.1,"rho":0.0,"theo":126.0399,"change":-12.15,"open":118.3,"high":121.06,"low":81.9,"tick":"up","last_trade_price":102.0,"last_trade_time":"2026-02-18T16:02:28","percent_change":-11.6659,"prev_day_close":104.149997711182},{"option":"SPXW260219C06985000","bid":0.05,"bid_size":191.0,"ask":0.15,"ask_size":169.0,"iv":0.2241,"open_interest":4045.0,"volume":8653.0,"delta":0.0062,"gamma":0.0003,"vega":0.0456,"theta":-0.1,"rho":0.0,"theo":0.1,"change":0.025,"open":0.27,"high":1.08,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:07:31","percent_change":33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219P06985000","bid":128.5,"bid_size":1.0,"ask":133.3,"ask_size":1.0,"iv":0.0,"open_interest":100.0,"volume":32.0,"delta":-0.9938,"gamma":0.0003,"vega":0.0456,"theta":-0.1,"rho":0.0,"theo":131.0399,"change":-2.3,"open":87.59,"high":126.22,"low":78.94,"tick":"no_change","last_trade_price":118.13,"last_trade_time":"2026-02-18T15:32:04","percent_change":-2.1043,"prev_day_close":109.299999237061},{"option":"SPXW260219C06990000","bid":0.05,"bid_size":379.0,"ask":0.1,"ask_size":12.0,"iv":0.2244,"open_interest":20238.0,"volume":21198.0,"delta":0.0048,"gamma":0.0003,"vega":0.0365,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.05,"open":0.25,"high":0.8,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:12:04","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260219P06990000","bid":133.4,"bid_size":1.0,"ask":138.3,"ask_size":1.0,"iv":0.2341,"open_interest":149.0,"volume":41.0,"delta":-0.9952,"gamma":0.0003,"vega":0.0365,"theta":-0.075,"rho":0.0,"theo":136.0149,"change":-21.97,"open":97.04,"high":119.23,"low":85.6,"tick":"up","last_trade_price":119.23,"last_trade_time":"2026-02-18T14:50:17","percent_change":-15.5595,"prev_day_close":114.099998474121},{"option":"SPXW260219C06995000","bid":0.05,"bid_size":134.0,"ask":0.1,"ask_size":21.0,"iv":0.2317,"open_interest":2846.0,"volume":7004.0,"delta":0.0046,"gamma":0.0002,"vega":0.0354,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.025,"open":0.18,"high":0.65,"low":0.05,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T16:09:25","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219P06995000","bid":133.8,"bid_size":10.0,"ask":148.1,"ask_size":10.0,"iv":0.193,"open_interest":33.0,"volume":14.0,"delta":-0.9954,"gamma":0.0002,"vega":0.0354,"theta":-0.075,"rho":0.0,"theo":141.0149,"change":-27.2,"open":100.63,"high":128.4,"low":100.63,"tick":"down","last_trade_price":118.85,"last_trade_time":"2026-02-18T16:11:29","percent_change":-18.6238,"prev_day_close":119.299999237061},{"option":"SPXW260219C07000000","bid":0.05,"bid_size":163.0,"ask":0.1,"ask_size":99.0,"iv":0.2389,"open_interest":4800.0,"volume":5210.0,"delta":0.0045,"gamma":0.0002,"vega":0.0344,"theta":-0.075,"rho":0.0,"theo":0.075,"change":-0.025,"open":0.15,"high":0.5,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:01:03","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260219P07000000","bid":145.5,"bid_size":1.0,"ask":146.2,"ask_size":1.0,"iv":0.2335,"open_interest":403.0,"volume":118.0,"delta":-0.9955,"gamma":0.0002,"vega":0.0344,"theta":-0.075,"rho":0.0,"theo":146.0149,"change":4.8,"open":132.5,"high":140.04,"low":94.55,"tick":"up","last_trade_price":121.4,"last_trade_time":"2026-02-18T16:00:15","percent_change":3.82775,"prev_day_close":125.399997711182},{"option":"SPXW260219C07005000","bid":0.05,"bid_size":37.0,"ask":0.1,"ask_size":104.0,"iv":0.2462,"open_interest":946.0,"volume":824.0,"delta":0.0044,"gamma":0.0002,"vega":0.0335,"theta":-0.075,"rho":0.0,"theo":0.075,"change":0.05,"open":0.12,"high":0.35,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:04:19","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07005000","bid":143.8,"bid_size":10.0,"ask":158.1,"ask_size":10.0,"iv":0.2055,"open_interest":36.0,"volume":0.0,"delta":-0.9956,"gamma":0.0002,"vega":0.0335,"theta":-0.075,"rho":0.0,"theo":151.0149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.35,"last_trade_time":"2026-02-17T09:51:47","percent_change":0.0,"prev_day_close":129.250003814697},{"option":"SPXW260219C07010000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":116.0,"iv":0.2432,"open_interest":1284.0,"volume":1121.0,"delta":0.0031,"gamma":0.0002,"vega":0.0246,"theta":-0.05,"rho":0.0,"theo":0.05,"change":0.0,"open":0.12,"high":0.3,"low":0.03,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T16:13:09","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07010000","bid":148.8,"bid_size":10.0,"ask":163.1,"ask_size":11.0,"iv":0.2117,"open_interest":27.0,"volume":12.0,"delta":-0.9969,"gamma":0.0002,"vega":0.0246,"theta":-0.05,"rho":0.0,"theo":155.9899,"change":-0.82,"open":146.43,"high":146.43,"low":135.01,"tick":"up","last_trade_price":135.05,"last_trade_time":"2026-02-18T15:44:03","percent_change":-0.604052,"prev_day_close":135.75},{"option":"SPXW260219C07015000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":120.0,"iv":0.2502,"open_interest":1809.0,"volume":1151.0,"delta":0.003,"gamma":0.0002,"vega":0.024,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.05,"open":0.07,"high":0.25,"low":0.04,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:14:54","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07015000","bid":153.8,"bid_size":10.0,"ask":168.1,"ask_size":14.0,"iv":0.2178,"open_interest":18.0,"volume":10.0,"delta":-0.997,"gamma":0.0002,"vega":0.024,"theta":-0.05,"rho":0.0,"theo":160.9899,"change":-27.19,"open":114.71,"high":140.54,"low":114.71,"tick":"no_change","last_trade_price":138.96,"last_trade_time":"2026-02-18T16:09:30","percent_change":-16.3647,"prev_day_close":140.75},{"option":"SPXW260219C07020000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":151.0,"iv":0.2571,"open_interest":687.0,"volume":550.0,"delta":0.0029,"gamma":0.0001,"vega":0.0234,"theta":-0.05,"rho":0.0,"theo":0.05,"change":-0.045,"open":0.07,"high":0.2,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T16:14:03","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260219P07020000","bid":158.8,"bid_size":1.0,"ask":173.1,"ask_size":5.0,"iv":0.224,"open_interest":173.0,"volume":12.0,"delta":-0.9971,"gamma":0.0001,"vega":0.0234,"theta":-0.05,"rho":0.0,"theo":165.9899,"change":-53.4,"open":119.59,"high":125.03,"low":114.8,"tick":"no_change","last_trade_price":117.5,"last_trade_time":"2026-02-18T13:14:58","percent_change":-31.2463,"prev_day_close":145.75},{"option":"SPXW260219C07025000","bid":0.05,"bid_size":1.0,"ask":0.1,"ask_size":150.0,"iv":0.2748,"open_interest":959.0,"volume":461.0,"delta":0.004,"gamma":0.0002,"vega":0.0303,"theta":-0.075,"rho":0.0,"theo":0.075,"change":0.0,"open":0.05,"high":0.2,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T16:03:58","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07025000","bid":163.8,"bid_size":1.0,"ask":178.0,"ask_size":1.0,"iv":0.0,"open_interest":161.0,"volume":3.0,"delta":-0.996,"gamma":0.0002,"vega":0.0303,"theta":-0.075,"rho":0.0,"theo":171.0149,"change":-51.64,"open":161.8,"high":161.8,"low":124.11,"tick":"down","last_trade_price":124.11,"last_trade_time":"2026-02-18T12:51:58","percent_change":-29.3826,"prev_day_close":150.549995422363},{"option":"SPXW260219C07030000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":152.0,"iv":0.2708,"open_interest":1182.0,"volume":644.0,"delta":0.0028,"gamma":0.0001,"vega":0.0222,"theta":-0.05,"rho":0.0,"theo":0.05,"change":0.0,"open":0.1,"high":0.15,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:01:31","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07030000","bid":168.8,"bid_size":1.0,"ask":183.1,"ask_size":5.0,"iv":0.2363,"open_interest":39.0,"volume":7.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0222,"theta":-0.05,"rho":0.0,"theo":175.9899,"change":-51.54,"open":129.24,"high":129.66,"low":126.76,"tick":"up","last_trade_price":129.66,"last_trade_time":"2026-02-18T12:37:17","percent_change":-28.4437,"prev_day_close":155.5},{"option":"SPXW260219C07035000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":35.0,"iv":0.2608,"open_interest":1616.0,"volume":108.0,"delta":0.0015,"gamma":0.0001,"vega":0.0132,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.05,"high":0.12,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T16:06:08","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07035000","bid":173.8,"bid_size":1.0,"ask":188.0,"ask_size":4.0,"iv":0.0,"open_interest":10.0,"volume":0.0,"delta":-0.9985,"gamma":0.0001,"vega":0.0132,"theta":-0.025,"rho":0.0,"theo":180.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.21,"last_trade_time":"2026-02-13T09:46:26","percent_change":0.0,"prev_day_close":160.700004577637},{"option":"SPXW260219C07040000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":168.0,"iv":0.2845,"open_interest":4888.0,"volume":4703.0,"delta":0.0027,"gamma":0.0001,"vega":0.0212,"theta":-0.05,"rho":0.0,"theo":0.05,"change":0.025,"open":0.05,"high":0.12,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:03:31","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07040000","bid":178.8,"bid_size":1.0,"ask":193.0,"ask_size":4.0,"iv":0.0,"open_interest":50.0,"volume":4.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0212,"theta":-0.05,"rho":0.0,"theo":185.9899,"change":-51.99,"open":145.26,"high":145.26,"low":138.51,"tick":"down","last_trade_price":138.51,"last_trade_time":"2026-02-18T11:38:34","percent_change":-27.2913,"prev_day_close":165.549995422363},{"option":"SPXW260219C07045000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":171.0,"iv":0.2913,"open_interest":600.0,"volume":141.0,"delta":0.0026,"gamma":0.0001,"vega":0.0208,"theta":-0.05,"rho":0.0,"theo":0.05,"change":0.0,"open":0.06,"high":0.12,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T16:06:08","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260219P07045000","bid":183.8,"bid_size":1.0,"ask":197.9,"ask_size":2.0,"iv":0.0,"open_interest":43.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0208,"theta":-0.05,"rho":0.0,"theo":190.9899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":213.57,"last_trade_time":"2026-02-13T10:08:18","percent_change":0.0,"prev_day_close":170.650001525879},{"option":"SPXW260219C07050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":118.0,"iv":0.2802,"open_interest":22387.0,"volume":22293.0,"delta":0.0014,"gamma":0.0001,"vega":0.0123,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.02,"open":0.05,"high":0.15,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T16:12:01","percent_change":-40.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07050000","bid":189.0,"bid_size":1.0,"ask":201.3,"ask_size":1.0,"iv":0.0,"open_interest":23.0,"volume":1.0,"delta":-0.9986,"gamma":0.0001,"vega":0.0123,"theta":-0.025,"rho":0.0,"theo":195.9649,"change":-54.02,"open":146.63,"high":146.63,"low":146.63,"tick":"down","last_trade_price":146.63,"last_trade_time":"2026-02-18T10:49:01","percent_change":-26.9225,"prev_day_close":175.650001525879},{"option":"SPXW260219C07055000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":85.0,"iv":0.2866,"open_interest":567.0,"volume":333.0,"delta":0.0014,"gamma":0.0001,"vega":0.012,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.11,"high":0.13,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:30:36","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07055000","bid":194.0,"bid_size":1.0,"ask":207.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0001,"vega":0.012,"theta":-0.025,"rho":0.0,"theo":200.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":180.549995422363},{"option":"SPXW260219C07060000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":151.0,"iv":0.293,"open_interest":642.0,"volume":191.0,"delta":0.0014,"gamma":0.0001,"vega":0.0118,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.05,"high":0.08,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:46:14","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07060000","bid":199.0,"bid_size":1.0,"ask":212.9,"ask_size":1.0,"iv":0.3172,"open_interest":12.0,"volume":2.0,"delta":-0.9986,"gamma":0.0001,"vega":0.0118,"theta":-0.025,"rho":0.0,"theo":205.9649,"change":-54.29,"open":158.51,"high":158.51,"low":156.76,"tick":"down","last_trade_price":156.76,"last_trade_time":"2026-02-18T11:17:06","percent_change":-25.7238,"prev_day_close":185.650001525879},{"option":"SPXW260219C07065000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":151.0,"iv":0.2994,"open_interest":295.0,"volume":53.0,"delta":0.0014,"gamma":0.0001,"vega":0.0115,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.04,"high":0.1,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:44:18","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07065000","bid":201.6,"bid_size":1.0,"ask":217.6,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9986,"gamma":0.0001,"vega":0.0115,"theta":-0.025,"rho":0.0,"theo":210.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.39,"last_trade_time":"2026-02-13T14:03:31","percent_change":0.0,"prev_day_close":190.700004577637},{"option":"SPXW260219C07070000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":2.0,"iv":0.3058,"open_interest":393.0,"volume":52.0,"delta":0.0013,"gamma":0.0001,"vega":0.0113,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.03,"high":0.08,"low":0.03,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:31:01","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07070000","bid":206.6,"bid_size":1.0,"ask":225.5,"ask_size":1.0,"iv":0.3515,"open_interest":5.0,"volume":7.0,"delta":-0.9987,"gamma":0.0001,"vega":0.0113,"theta":-0.025,"rho":0.0,"theo":215.9649,"change":-53.13,"open":181.85,"high":181.85,"low":167.53,"tick":"up","last_trade_price":168.37,"last_trade_time":"2026-02-18T11:14:04","percent_change":-23.9865,"prev_day_close":195.300003051758},{"option":"SPXW260219C07075000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":2.0,"iv":0.3122,"open_interest":1250.0,"volume":737.0,"delta":0.0013,"gamma":0.0001,"vega":0.0111,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.005,"open":0.03,"high":0.08,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:13:23","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07075000","bid":211.6,"bid_size":1.0,"ask":226.2,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":3.0,"delta":-0.9987,"gamma":0.0001,"vega":0.0111,"theta":-0.025,"rho":0.0,"theo":220.9649,"change":-53.07,"open":186.85,"high":186.85,"low":172.93,"tick":"down","last_trade_price":172.93,"last_trade_time":"2026-02-18T10:55:21","percent_change":-23.4823,"prev_day_close":200.25},{"option":"SPXW260219C07080000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.3186,"open_interest":389.0,"volume":21.0,"delta":0.0013,"gamma":0.0001,"vega":0.0109,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.035,"open":0.05,"high":0.07,"low":0.03,"tick":"down","last_trade_price":0.06,"last_trade_time":"2026-02-18T13:05:31","percent_change":140.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07080000","bid":216.4,"bid_size":1.0,"ask":235.5,"ask_size":1.0,"iv":0.2967,"open_interest":2.0,"volume":0.0,"delta":-0.9987,"gamma":0.0001,"vega":0.0109,"theta":-0.025,"rho":0.0,"theo":225.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.25,"last_trade_time":"2026-02-13T15:35:32","percent_change":0.0,"prev_day_close":205.299995422363},{"option":"SPXW260219C07085000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":186.0,"iv":0.3452,"open_interest":422.0,"volume":169.0,"delta":0.0022,"gamma":0.0001,"vega":0.0177,"theta":-0.05,"rho":0.0,"theo":0.05,"change":0.025,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:42:08","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07085000","bid":221.4,"bid_size":1.0,"ask":237.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0001,"vega":0.0177,"theta":-0.05,"rho":0.0,"theo":230.9899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":210.200004577637},{"option":"SPXW260219C07090000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.3312,"open_interest":475.0,"volume":79.0,"delta":0.0012,"gamma":0.0,"vega":0.0105,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.03,"high":0.07,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:05:31","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07090000","bid":226.6,"bid_size":1.0,"ask":245.7,"ask_size":1.0,"iv":0.4078,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0105,"theta":-0.025,"rho":0.0,"theo":235.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":215.450004577637},{"option":"SPXW260219C07095000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":74.0,"iv":0.3375,"open_interest":443.0,"volume":2.0,"delta":0.0012,"gamma":0.0,"vega":0.0103,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:05:19","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07095000","bid":231.6,"bid_size":1.0,"ask":247.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0103,"theta":-0.025,"rho":0.0,"theo":240.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.900001525879},{"option":"SPXW260219C07100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":105.0,"iv":0.3438,"open_interest":3590.0,"volume":64.0,"delta":0.0012,"gamma":0.0,"vega":0.0101,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.05,"high":0.06,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:57:28","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07100000","bid":236.6,"bid_size":1.0,"ask":251.2,"ask_size":1.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0101,"theta":-0.025,"rho":0.0,"theo":245.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.31,"last_trade_time":"2026-02-03T15:45:43","percent_change":0.0,"prev_day_close":226.75},{"option":"SPXW260219C07105000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":91.0,"iv":0.3501,"open_interest":3046.0,"volume":36.0,"delta":0.0012,"gamma":0.0,"vega":0.0099,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.03,"high":0.05,"low":0.03,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:29:45","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07105000","bid":241.6,"bid_size":1.0,"ask":258.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0099,"theta":-0.025,"rho":0.0,"theo":250.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.25,"last_trade_time":"2026-02-13T15:35:32","percent_change":0.0,"prev_day_close":231.599998474121},{"option":"SPXW260219C07110000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":74.0,"iv":0.3564,"open_interest":719.0,"volume":12.0,"delta":0.0012,"gamma":0.0,"vega":0.0098,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.03,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:54:57","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07110000","bid":246.5,"bid_size":1.0,"ask":265.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0098,"theta":-0.025,"rho":0.0,"theo":255.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.599998474121},{"option":"SPXW260219C07120000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":87.0,"iv":0.3689,"open_interest":744.0,"volume":39.0,"delta":0.0011,"gamma":0.0,"vega":0.0094,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.04,"high":0.04,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:00:42","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07120000","bid":256.5,"bid_size":1.0,"ask":275.5,"ask_size":1.0,"iv":0.3981,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0094,"theta":-0.025,"rho":0.0,"theo":265.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.900001525879},{"option":"SPXW260219C07125000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":113.0,"iv":0.3751,"open_interest":680.0,"volume":3.0,"delta":0.0011,"gamma":0.0,"vega":0.0093,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.04,"high":0.04,"low":0.03,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T10:16:21","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07125000","bid":261.5,"bid_size":1.0,"ask":280.6,"ask_size":1.0,"iv":0.4292,"open_interest":6.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0093,"theta":-0.025,"rho":0.0,"theo":270.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":294.7,"last_trade_time":"2026-02-13T10:25:01","percent_change":0.0,"prev_day_close":251.599998474121},{"option":"SPXW260219C07130000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":88.0,"iv":0.3813,"open_interest":587.0,"volume":64.0,"delta":0.0011,"gamma":0.0,"vega":0.0092,"theta":-0.025,"rho":0.0,"theo":0.025,"change":-0.005,"open":0.05,"high":0.06,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T15:57:36","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07130000","bid":266.5,"bid_size":1.0,"ask":285.6,"ask_size":1.0,"iv":0.4361,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0092,"theta":-0.025,"rho":0.0,"theo":275.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":256.599998474121},{"option":"SPXW260219C07140000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":90.0,"iv":0.3937,"open_interest":714.0,"volume":13.0,"delta":0.0011,"gamma":0.0,"vega":0.0089,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T11:42:39","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07140000","bid":276.5,"bid_size":1.0,"ask":295.6,"ask_size":1.0,"iv":0.45,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0089,"theta":-0.025,"rho":0.0,"theo":285.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":266.600006103516},{"option":"SPXW260219C07150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":117.0,"iv":0.4061,"open_interest":1231.0,"volume":70.0,"delta":0.001,"gamma":0.0,"vega":0.0086,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T13:05:45","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07150000","bid":286.5,"bid_size":1.0,"ask":305.6,"ask_size":1.0,"iv":0.4638,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0086,"theta":-0.025,"rho":0.0,"theo":295.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":276.800003051758},{"option":"SPXW260219C07160000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":92.0,"iv":0.4184,"open_interest":417.0,"volume":1.0,"delta":0.001,"gamma":0.0,"vega":0.0084,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:10:02","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07160000","bid":296.5,"bid_size":1.0,"ask":312.6,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0084,"theta":-0.025,"rho":0.0,"theo":305.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.53,"last_trade_time":"2026-02-13T09:44:32","percent_change":0.0,"prev_day_close":286.550003051758},{"option":"SPXW260219C07170000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":92.0,"iv":0.4307,"open_interest":371.0,"volume":166.0,"delta":0.001,"gamma":0.0,"vega":0.0081,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.03,"high":0.06,"low":0.03,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T13:01:24","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07170000","bid":306.5,"bid_size":1.0,"ask":322.6,"ask_size":1.0,"iv":0.0,"open_interest":31.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0081,"theta":-0.025,"rho":0.0,"theo":315.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":340.18,"last_trade_time":"2026-02-17T11:30:36","percent_change":0.0,"prev_day_close":296.550003051758},{"option":"SPXW260219C07175000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":106.0,"iv":0.4368,"open_interest":1228.0,"volume":14.0,"delta":0.001,"gamma":0.0,"vega":0.008,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.03,"high":0.04,"low":0.03,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:47:35","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07175000","bid":311.5,"bid_size":1.0,"ask":330.5,"ask_size":1.0,"iv":0.4705,"open_interest":2.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.008,"theta":-0.025,"rho":0.0,"theo":320.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":217.4,"last_trade_time":"2026-02-11T12:46:24","percent_change":0.0,"prev_day_close":301.649993896484},{"option":"SPXW260219C07200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":108.0,"iv":0.4672,"open_interest":1934.0,"volume":77.0,"delta":0.0009,"gamma":0.0,"vega":0.0075,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:57:21","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07200000","bid":336.5,"bid_size":1.0,"ask":351.2,"ask_size":1.0,"iv":0.0,"open_interest":46.0,"volume":46.0,"delta":-0.9991,"gamma":0.0,"vega":0.0075,"theta":-0.025,"rho":0.0,"theo":345.9649,"change":-9.34,"open":331.55,"high":342.16,"low":328.23,"tick":"up","last_trade_price":342.16,"last_trade_time":"2026-02-18T15:22:28","percent_change":-2.65718,"prev_day_close":325.699996948242},{"option":"SPXW260219C07225000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":94.0,"iv":0.4973,"open_interest":148.0,"volume":1.0,"delta":0.0009,"gamma":0.0,"vega":0.0071,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"up","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:33","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07225000","bid":361.5,"bid_size":1.0,"ask":380.6,"ask_size":1.0,"iv":0.5656,"open_interest":16.0,"volume":16.0,"delta":-0.9991,"gamma":0.0,"vega":0.0071,"theta":-0.025,"rho":0.0,"theo":370.9649,"change":-24.42,"open":352.53,"high":352.53,"low":352.53,"tick":"down","last_trade_price":352.53,"last_trade_time":"2026-02-18T14:45:23","percent_change":-6.47831,"prev_day_close":350.800003051758},{"option":"SPXW260219C07250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":111.0,"iv":0.5272,"open_interest":290.0,"volume":1.0,"delta":0.0008,"gamma":0.0,"vega":0.0067,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:33","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07250000","bid":386.5,"bid_size":1.0,"ask":405.6,"ask_size":1.0,"iv":0.5989,"open_interest":1.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0067,"theta":-0.025,"rho":0.0,"theo":395.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":429.27,"last_trade_time":"2026-02-13T09:44:32","percent_change":0.0,"prev_day_close":377.0},{"option":"SPXW260219C07275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":97.0,"iv":0.5569,"open_interest":167.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0064,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T11:06:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07275000","bid":411.5,"bid_size":1.0,"ask":430.6,"ask_size":1.0,"iv":0.6319,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0064,"theta":-0.025,"rho":0.0,"theo":420.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":402.149993896484},{"option":"SPXW260219C07300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":114.0,"iv":0.5864,"open_interest":289.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0061,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.26,"last_trade_time":"2026-02-10T12:44:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07300000","bid":436.5,"bid_size":1.0,"ask":455.6,"ask_size":1.0,"iv":0.6647,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0061,"theta":-0.025,"rho":0.0,"theo":445.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":425.800003051758},{"option":"SPXW260219C07325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":94.0,"iv":0.6156,"open_interest":289.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0058,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-16T11:12:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07325000","bid":461.5,"bid_size":1.0,"ask":480.6,"ask_size":1.0,"iv":0.6972,"open_interest":2.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0058,"theta":-0.025,"rho":0.0,"theo":470.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.21,"last_trade_time":"2026-02-10T11:37:48","percent_change":0.0,"prev_day_close":452.199996948242},{"option":"SPXW260219C07350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":123.0,"iv":0.6447,"open_interest":81.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0056,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-11T14:09:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07350000","bid":486.5,"bid_size":1.0,"ask":505.6,"ask_size":1.0,"iv":0.7294,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0056,"theta":-0.025,"rho":0.0,"theo":495.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":476.699996948242},{"option":"SPXW260219C07375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":125.0,"iv":0.6736,"open_interest":166.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0054,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T11:21:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07375000","bid":511.5,"bid_size":1.0,"ask":530.6,"ask_size":1.0,"iv":0.7614,"open_interest":2.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0054,"theta":-0.025,"rho":0.0,"theo":520.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.13,"last_trade_time":"2026-02-11T15:26:00","percent_change":0.0,"prev_day_close":501.699996948242},{"option":"SPXW260219C07400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":141.0,"iv":0.7022,"open_interest":21.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0052,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:37:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07400000","bid":536.5,"bid_size":1.0,"ask":555.6,"ask_size":1.0,"iv":0.7932,"open_interest":1.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0052,"theta":-0.025,"rho":0.0,"theo":545.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":429.31,"last_trade_time":"2026-02-10T11:37:48","percent_change":0.0,"prev_day_close":526.25},{"option":"SPXW260219C07425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":129.0,"iv":0.7307,"open_interest":99.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.005,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-10T15:03:55","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07425000","bid":561.5,"bid_size":1.0,"ask":580.6,"ask_size":1.0,"iv":0.8248,"open_interest":1.0,"volume":2.0,"delta":-0.9994,"gamma":0.0,"vega":0.005,"theta":-0.025,"rho":0.0,"theo":570.9649,"change":-31.72,"open":545.18,"high":545.18,"low":545.18,"tick":"no_change","last_trade_price":545.18,"last_trade_time":"2026-02-18T10:00:28","percent_change":-5.49836,"prev_day_close":550.599975585938},{"option":"SPXW260219C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":128.0,"iv":0.759,"open_interest":56.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-17T15:59:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07450000","bid":586.5,"bid_size":1.0,"ask":605.5,"ask_size":1.0,"iv":0.8126,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0048,"theta":-0.025,"rho":0.0,"theo":595.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":576.700012207031},{"option":"SPXW260219C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":146.0,"iv":0.8151,"open_interest":421.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0045,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:16:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07500000","bid":636.5,"bid_size":1.0,"ask":655.6,"ask_size":1.0,"iv":0.9182,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0045,"theta":-0.025,"rho":0.0,"theo":645.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":625.949981689453},{"option":"SPXW260219C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":152.0,"iv":0.9252,"open_interest":16.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.004,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:59:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07600000","bid":736.5,"bid_size":1.0,"ask":755.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.004,"theta":-0.025,"rho":0.0,"theo":745.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":726.100006103516},{"option":"SPXW260219C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":160.0,"iv":1.1387,"open_interest":16.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0033,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-05T10:09:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P07800000","bid":936.5,"bid_size":1.0,"ask":955.6,"ask_size":1.0,"iv":1.2753,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0033,"theta":-0.025,"rho":0.0,"theo":945.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.849975585938},{"option":"SPXW260219C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.3439,"open_interest":1.0,"volume":1.0,"delta":0.0004,"gamma":0.0,"vega":0.0029,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T09:30:09","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P08000000","bid":1136.5,"bid_size":1.0,"ask":1155.6,"ask_size":2.0,"iv":1.501,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0029,"theta":-0.025,"rho":0.0,"theo":1145.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1126.20001220703},{"option":"SPXW260219C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":159.0,"iv":1.5418,"open_interest":3.0,"volume":1.0,"delta":0.0003,"gamma":0.0,"vega":0.0025,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:30:09","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P08200000","bid":1336.5,"bid_size":1.0,"ask":1355.6,"ask_size":1.0,"iv":1.7183,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0025,"theta":-0.025,"rho":0.0,"theo":1345.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1325.29998779297},{"option":"SPXW260219C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":161.0,"iv":1.7331,"open_interest":1.0,"volume":1.0,"delta":0.0003,"gamma":0.0,"vega":0.0023,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"up","last_trade_price":0.04,"last_trade_time":"2026-02-18T09:30:09","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P08400000","bid":1536.5,"bid_size":1.0,"ask":1555.6,"ask_size":1.0,"iv":1.9279,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0023,"theta":-0.025,"rho":0.0,"theo":1545.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1526.95001220703},{"option":"SPXW260219C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":164.0,"iv":1.9183,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0021,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P08600000","bid":1736.5,"bid_size":1.0,"ask":1755.6,"ask_size":1.0,"iv":2.1307,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0021,"theta":-0.025,"rho":0.0,"theo":1745.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1725.95001220703},{"option":"SPXW260219C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":165.0,"iv":2.0981,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0019,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P08800000","bid":1936.5,"bid_size":1.0,"ask":1955.6,"ask_size":1.0,"iv":2.3271,"open_interest":1.0,"volume":1.0,"delta":-0.9998,"gamma":0.0,"vega":0.0019,"theta":-0.025,"rho":0.0,"theo":1945.9649,"change":-38.16,"open":1913.29,"high":1913.29,"low":1913.29,"tick":"down","last_trade_price":1913.29,"last_trade_time":"2026-02-18T13:43:23","percent_change":-1.95547,"prev_day_close":1925.60003662109},{"option":"SPXW260219C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":236.0,"iv":2.2726,"open_interest":16.0,"volume":13.0,"delta":0.0002,"gamma":0.0,"vega":0.0018,"theta":-0.025,"rho":0.0,"theo":0.025,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:07:48","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260219P09000000","bid":2136.5,"bid_size":1.0,"ask":2155.6,"ask_size":1.0,"iv":2.5178,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0018,"theta":-0.025,"rho":0.0,"theo":2145.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2125.10009765625},{"option":"SPXW260220C01400000","bid":5444.3,"bid_size":1.0,"ask":5463.7,"ask_size":1.0,"iv":6.7432,"open_interest":25.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.115,"theo":5453.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5418.06,"last_trade_time":"2026-02-13T09:59:01","percent_change":0.0,"prev_day_close":5472.10009765625},{"option":"SPXW260220P01400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":6.8344,"open_interest":696.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0003,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:14:38","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C01600000","bid":5244.7,"bid_size":1.0,"ask":5263.8,"ask_size":1.0,"iv":7.1812,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.1314,"theo":5254.0503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5273.19995117188},{"option":"SPXW260220P01600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":6.2664,"open_interest":502.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0004,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-26T14:04:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C01800000","bid":5044.5,"bid_size":1.0,"ask":5063.8,"ask_size":1.0,"iv":5.8336,"open_interest":25.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.1478,"theo":5054.1202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5019.23,"last_trade_time":"2026-02-17T09:50:19","percent_change":0.0,"prev_day_close":5072.25},{"option":"SPXW260220P01800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":5.7668,"open_interest":165.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0006,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:29:46","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C02000000","bid":4844.5,"bid_size":1.0,"ask":4863.9,"ask_size":1.0,"iv":5.0736,"open_interest":8.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":0.1642,"theo":4854.1902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4622.7,"last_trade_time":"2025-11-21T12:27:47","percent_change":0.0,"prev_day_close":4873.80004882812},{"option":"SPXW260220P02000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":5.321,"open_interest":174.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0008,"rho":0.0,"theo":0.0008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:39:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C02200000","bid":4644.9,"bid_size":1.0,"ask":4664.0,"ask_size":1.0,"iv":5.6232,"open_interest":35.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.1806,"theo":4654.2601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4658.65,"last_trade_time":"2026-02-13T14:46:26","percent_change":0.0,"prev_day_close":4673.44995117188},{"option":"SPXW260220P02200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":4.9184,"open_interest":361.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0011,"rho":0.0,"theo":0.0011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:13:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C02400000","bid":4444.7,"bid_size":1.0,"ask":4464.0,"ask_size":1.0,"iv":4.5087,"open_interest":3.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.1971,"theo":4454.3302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4451.75,"last_trade_time":"2026-02-04T12:45:18","percent_change":0.0,"prev_day_close":4472.59985351562},{"option":"SPXW260220P02400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":4.5512,"open_interest":344.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0015,"rho":0.0,"theo":0.0015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-27T15:36:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C02600000","bid":4244.7,"bid_size":1.0,"ask":4264.1,"ask_size":1.0,"iv":3.655,"open_interest":56.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.2135,"theo":4254.4003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4240.24,"last_trade_time":"2026-02-13T10:14:38","percent_change":0.0,"prev_day_close":4273.75},{"option":"SPXW260220P02600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":4.2135,"open_interest":816.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0019,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-21T12:48:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C02800000","bid":4045.1,"bid_size":1.0,"ask":4064.2,"ask_size":1.0,"iv":4.4512,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.2299,"theo":4054.4704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4135.84,"last_trade_time":"2026-01-06T10:18:51","percent_change":0.0,"prev_day_close":4074.05004882812},{"option":"SPXW260220P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":3.9012,"open_interest":328.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0024,"rho":0.0,"theo":0.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-01-21T11:54:21","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03000000","bid":3844.9,"bid_size":1.0,"ask":3864.2,"ask_size":1.0,"iv":3.4645,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.2463,"theo":3854.5406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3840.48,"last_trade_time":"2026-02-13T15:23:41","percent_change":0.0,"prev_day_close":3872.75},{"option":"SPXW260220P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":3.6102,"open_interest":247.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0029,"rho":0.0,"theo":0.0029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:05:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03200000","bid":3644.9,"bid_size":1.0,"ask":3664.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.2628,"theo":3654.6109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3672.90002441406},{"option":"SPXW260220P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":3.338,"open_interest":559.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0035,"rho":0.0,"theo":0.0035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T16:08:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03300000","bid":3545.0,"bid_size":1.0,"ask":3564.3,"ask_size":1.0,"iv":3.0006,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.271,"theo":3554.6461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3572.90002441406},{"option":"SPXW260220P03300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":3.2082,"open_interest":281.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0038,"rho":0.0,"theo":0.0038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T13:05:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03400000","bid":3445.3,"bid_size":1.0,"ask":3464.4,"ask_size":1.0,"iv":3.5105,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.2792,"theo":3454.6813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3472.80004882812},{"option":"SPXW260220P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":3.0819,"open_interest":772.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0041,"rho":0.0,"theo":0.0041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-04T15:00:18","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03500000","bid":3345.0,"bid_size":1.0,"ask":3364.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.2874,"theo":3354.7165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3340.78,"last_trade_time":"2026-02-13T15:23:41","percent_change":0.0,"prev_day_close":3372.95007324219},{"option":"SPXW260220P03500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.9596,"open_interest":140.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0045,"rho":0.0,"theo":0.0045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:07:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03600000","bid":3245.1,"bid_size":1.0,"ask":3264.4,"ask_size":1.0,"iv":2.5356,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.2956,"theo":3254.7517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3272.90002441406},{"option":"SPXW260220P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.8404,"open_interest":944.0,"volume":4.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0049,"rho":0.0,"theo":0.0049,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:46:52","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03700000","bid":3149.6,"bid_size":1.0,"ask":3164.5,"ask_size":1.0,"iv":3.9387,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.3038,"theo":3154.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3256.13,"last_trade_time":"2026-01-16T10:15:12","percent_change":0.0,"prev_day_close":3174.59997558594},{"option":"SPXW260220P03700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.7245,"open_interest":113.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0053,"rho":0.0,"theo":0.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:24:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03800000","bid":3045.1,"bid_size":1.0,"ask":3064.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":0.312,"theo":3054.8223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3073.09997558594},{"option":"SPXW260220P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.6116,"open_interest":1111.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0058,"rho":0.0,"theo":0.0057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T10:33:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C03900000","bid":2945.4,"bid_size":1.0,"ask":2964.5,"ask_size":1.0,"iv":2.739,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":0.3202,"theo":2954.8576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2973.15002441406},{"option":"SPXW260220P03900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.5016,"open_interest":566.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0062,"rho":0.0,"theo":0.0062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.09,"last_trade_time":"2026-02-03T11:23:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04000000","bid":2845.5,"bid_size":1.0,"ask":2864.6,"ask_size":1.0,"iv":2.723,"open_interest":52.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.3284,"theo":2854.893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2845.0,"last_trade_time":"2026-02-17T16:12:34","percent_change":0.0,"prev_day_close":2873.05004882812},{"option":"SPXW260220P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":2.3939,"open_interest":919.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0067,"rho":0.0,"theo":0.0067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:24:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04050000","bid":2795.5,"bid_size":1.0,"ask":2814.6,"ask_size":1.0,"iv":2.6409,"open_interest":48.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.3325,"theo":2804.9107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2849.41,"last_trade_time":"2026-02-06T11:44:32","percent_change":0.0,"prev_day_close":2823.55004882812},{"option":"SPXW260220P04050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.3414,"open_interest":5040.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.007,"rho":0.0,"theo":0.007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T12:23:29","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04100000","bid":2745.2,"bid_size":1.0,"ask":2764.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.3366,"theo":2754.9284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2735.83,"last_trade_time":"2025-12-15T13:32:55","percent_change":0.0,"prev_day_close":2773.15002441406},{"option":"SPXW260220P04100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.2893,"open_interest":6627.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0073,"rho":0.0,"theo":0.0073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T10:17:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04150000","bid":2695.3,"bid_size":1.0,"ask":2714.6,"ask_size":1.0,"iv":2.1365,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":0.3407,"theo":2704.9461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2724.79992675781},{"option":"SPXW260220P04150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.2378,"open_interest":35.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0076,"rho":0.0,"theo":0.0076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:54:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04200000","bid":2645.3,"bid_size":1.0,"ask":2664.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":0.3448,"theo":2654.9638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2674.79992675781},{"option":"SPXW260220P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.1869,"open_interest":6847.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0079,"rho":0.0,"theo":0.0079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T13:26:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04250000","bid":2595.3,"bid_size":1.0,"ask":2614.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.3489,"theo":2604.9816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2624.69995117188},{"option":"SPXW260220P04250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.1365,"open_interest":961.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0082,"rho":0.0,"theo":0.0082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T14:29:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04300000","bid":2545.6,"bid_size":1.0,"ask":2564.7,"ask_size":1.0,"iv":2.3719,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.353,"theo":2554.9993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2574.29992675781},{"option":"SPXW260220P04300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.0867,"open_interest":761.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0085,"rho":0.0,"theo":0.0085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T16:07:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04350000","bid":2495.6,"bid_size":1.0,"ask":2514.7,"ask_size":1.0,"iv":2.296,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":0.3572,"theo":2505.0171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2523.54992675781},{"option":"SPXW260220P04350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":2.0372,"open_interest":572.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0009,"theta":-0.0089,"rho":0.0,"theo":0.0088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T12:49:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04400000","bid":2445.6,"bid_size":1.0,"ask":2464.7,"ask_size":1.0,"iv":2.2194,"open_interest":2.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":0.3613,"theo":2455.0349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2418.0,"last_trade_time":"2026-02-17T09:49:15","percent_change":0.0,"prev_day_close":2473.5},{"option":"SPXW260220P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":1.9885,"open_interest":1786.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0009,"theta":-0.0092,"rho":0.0,"theo":0.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T12:53:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04450000","bid":2395.4,"bid_size":1.0,"ask":2414.7,"ask_size":1.0,"iv":1.7999,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":0.3654,"theo":2405.0527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2417.93,"last_trade_time":"2026-02-13T14:02:00","percent_change":0.0,"prev_day_close":2423.19995117188},{"option":"SPXW260220P04450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":1.9403,"open_interest":642.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.001,"theta":-0.0096,"rho":0.0,"theo":0.0096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:43:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04500000","bid":2345.4,"bid_size":1.0,"ask":2364.7,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":0.3695,"theo":2355.0705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2304.37,"last_trade_time":"2026-02-05T16:00:56","percent_change":0.0,"prev_day_close":2373.40002441406},{"option":"SPXW260220P04500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":74.0,"iv":1.8926,"open_interest":957.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.001,"theta":-0.01,"rho":0.0,"theo":0.01,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:50:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04550000","bid":2295.4,"bid_size":1.0,"ask":2314.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0011,"theta":0.0,"rho":0.3736,"theo":2305.0884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2323.34997558594},{"option":"SPXW260220P04550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":73.0,"iv":1.8453,"open_interest":137.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0011,"theta":-0.0105,"rho":0.0,"theo":0.0104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:04:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04600000","bid":2249.5,"bid_size":1.0,"ask":2264.8,"ask_size":1.0,"iv":2.6141,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":0.3777,"theo":2255.1063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2273.55004882812},{"option":"SPXW260220P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":71.0,"iv":1.7986,"open_interest":4979.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0012,"theta":-0.0109,"rho":0.0,"theo":0.0109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:46:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04650000","bid":2195.7,"bid_size":1.0,"ask":2214.8,"ask_size":1.0,"iv":1.9733,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":0.3818,"theo":2205.1242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2223.59997558594},{"option":"SPXW260220P04650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":71.0,"iv":1.7522,"open_interest":402.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0012,"theta":-0.0115,"rho":0.0,"theo":0.0114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:50:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04700000","bid":2145.4,"bid_size":1.0,"ask":2164.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":0.3859,"theo":2155.1421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2198.53,"last_trade_time":"2025-12-11T11:25:32","percent_change":0.0,"prev_day_close":2173.35009765625},{"option":"SPXW260220P04700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.7065,"open_interest":1474.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0013,"theta":-0.012,"rho":0.0,"theo":0.0119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:42:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04750000","bid":2095.5,"bid_size":1.0,"ask":2114.8,"ask_size":1.0,"iv":1.4556,"open_interest":44.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0014,"theta":0.0,"rho":0.39,"theo":2105.1601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2210.05,"last_trade_time":"2026-01-16T09:59:14","percent_change":0.0,"prev_day_close":2123.5},{"option":"SPXW260220P04750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.6611,"open_interest":824.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0014,"theta":-0.0125,"rho":0.0,"theo":0.0125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:58:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04800000","bid":2045.5,"bid_size":1.0,"ask":2064.8,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":1.0,"delta":0.9999,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":0.3941,"theo":2055.1782,"change":9.6901,"open":2058.94,"high":2058.94,"low":2058.94,"tick":"down","last_trade_price":2058.94,"last_trade_time":"2026-02-18T09:34:28","percent_change":0.472859,"prev_day_close":2073.40002441406},{"option":"SPXW260220P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.6161,"open_interest":1982.0,"volume":50.0,"delta":-0.0001,"gamma":0.0,"vega":0.0015,"theta":-0.0131,"rho":0.0,"theo":0.0131,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:41:11","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04850000","bid":1995.5,"bid_size":1.0,"ask":2014.8,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":0.3982,"theo":2005.1962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2073.3,"last_trade_time":"2026-02-06T15:32:04","percent_change":0.0,"prev_day_close":2024.70001220703},{"option":"SPXW260220P04850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.5716,"open_interest":1549.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0016,"theta":-0.0138,"rho":0.0,"theo":0.0137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:44:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04900000","bid":1945.8,"bid_size":1.0,"ask":1964.9,"ask_size":1.0,"iv":1.7353,"open_interest":15.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0017,"theta":0.0,"rho":0.4023,"theo":1955.2144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2027.63,"last_trade_time":"2026-02-04T10:24:51","percent_change":0.0,"prev_day_close":1974.59997558594},{"option":"SPXW260220P04900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.5275,"open_interest":1475.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0017,"theta":-0.0145,"rho":-0.0001,"theo":0.0144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:57:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C04950000","bid":1895.8,"bid_size":1.0,"ask":1914.9,"ask_size":1.0,"iv":1.6698,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0018,"theta":0.0,"rho":0.4064,"theo":1905.2326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1923.39996337891},{"option":"SPXW260220P04950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.4837,"open_interest":316.0,"volume":1.0,"delta":-0.0001,"gamma":0.0,"vega":0.0018,"theta":-0.0152,"rho":-0.0001,"theo":0.0152,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:05:53","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05000000","bid":1845.5,"bid_size":1.0,"ask":1864.9,"ask_size":1.0,"iv":0.0,"open_interest":29.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.002,"theta":0.0,"rho":0.4105,"theo":1855.2508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1820.59,"last_trade_time":"2026-02-17T12:52:02","percent_change":0.0,"prev_day_close":1874.59997558594},{"option":"SPXW260220P05000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.4404,"open_interest":3625.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.002,"theta":-0.0161,"rho":-0.0001,"theo":0.016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:07:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05050000","bid":1795.6,"bid_size":1.0,"ask":1814.9,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0021,"theta":0.0,"rho":0.4146,"theo":1805.2692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1914.5,"last_trade_time":"2026-02-10T09:48:48","percent_change":0.0,"prev_day_close":1823.75},{"option":"SPXW260220P05050000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":62.0,"iv":1.3974,"open_interest":681.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0021,"theta":-0.017,"rho":-0.0001,"theo":0.0169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:47:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05100000","bid":1745.6,"bid_size":1.0,"ask":1764.9,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":0.4187,"theo":1755.2876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1747.7,"last_trade_time":"2026-02-17T11:19:28","percent_change":0.0,"prev_day_close":1773.65002441406},{"option":"SPXW260220P05100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.3545,"open_interest":5541.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0023,"theta":-0.018,"rho":-0.0001,"theo":0.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:57:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05150000","bid":1695.9,"bid_size":2.0,"ask":1715.0,"ask_size":1.0,"iv":1.5044,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0025,"theta":0.0,"rho":0.4228,"theo":1705.3061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1723.5},{"option":"SPXW260220P05150000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":1.3123,"open_interest":5574.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0025,"theta":-0.0192,"rho":-0.0001,"theo":0.0191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T16:09:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05200000","bid":1645.9,"bid_size":1.0,"ask":1665.0,"ask_size":1.0,"iv":1.4437,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0027,"theta":0.0,"rho":0.4269,"theo":1655.3248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1595.73,"last_trade_time":"2026-02-17T10:08:12","percent_change":0.0,"prev_day_close":1674.70001220703},{"option":"SPXW260220P05200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.2704,"open_interest":6287.0,"volume":370.0,"delta":-0.0002,"gamma":0.0,"vega":0.0027,"theta":-0.0204,"rho":-0.0001,"theo":0.0203,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:39:04","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05250000","bid":1595.9,"bid_size":1.0,"ask":1614.7,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0029,"theta":0.0,"rho":0.431,"theo":1605.3436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1594.2,"last_trade_time":"2026-02-17T11:19:04","percent_change":0.0,"prev_day_close":1625.25},{"option":"SPXW260220P05250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.2289,"open_interest":295.0,"volume":1.0,"delta":-0.0002,"gamma":0.0,"vega":0.0029,"theta":-0.0217,"rho":-0.0001,"theo":0.0217,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:04:34","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05300000","bid":1545.7,"bid_size":1.0,"ask":1565.0,"ask_size":1.0,"iv":1.1264,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":0.4351,"theo":1555.3625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1660.75,"last_trade_time":"2026-01-16T15:32:13","percent_change":0.0,"prev_day_close":1574.89996337891},{"option":"SPXW260220P05300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":1.1877,"open_interest":1790.0,"volume":85.0,"delta":-0.0002,"gamma":0.0,"vega":0.0032,"theta":-0.0233,"rho":-0.0001,"theo":0.0232,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:39:31","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05350000","bid":1495.7,"bid_size":1.0,"ask":1515.0,"ask_size":1.0,"iv":0.0,"open_interest":31.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0035,"theta":0.0,"rho":0.4392,"theo":1505.3816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1612.43,"last_trade_time":"2026-01-16T15:33:55","percent_change":0.0,"prev_day_close":1525.29998779297},{"option":"SPXW260220P05350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.1468,"open_interest":790.0,"volume":10.0,"delta":-0.0002,"gamma":0.0,"vega":0.0035,"theta":-0.025,"rho":-0.0001,"theo":0.0249,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:39:55","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05375000","bid":1470.7,"bid_size":1.0,"ask":1490.0,"ask_size":1.0,"iv":0.0,"open_interest":29.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.4412,"theo":1480.3913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1589.49,"last_trade_time":"2026-01-16T12:57:53","percent_change":0.0,"prev_day_close":1498.95001220703},{"option":"SPXW260220P05375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.1265,"open_interest":83.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0036,"theta":-0.0259,"rho":-0.0001,"theo":0.0258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T12:37:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05400000","bid":1446.0,"bid_size":1.0,"ask":1465.1,"ask_size":1.0,"iv":1.2797,"open_interest":38.0,"volume":3.0,"delta":0.9997,"gamma":0.0,"vega":0.0038,"theta":0.0,"rho":0.4433,"theo":1455.401,"change":32.05,"open":1495.83,"high":1495.83,"low":1495.83,"tick":"up","last_trade_price":1495.83,"last_trade_time":"2026-02-18T10:25:23","percent_change":2.21134,"prev_day_close":1475.25},{"option":"SPXW260220P05400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.1063,"open_interest":9228.0,"volume":30.0,"delta":-0.0002,"gamma":0.0,"vega":0.0038,"theta":-0.0269,"rho":-0.0001,"theo":0.0268,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:56:25","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05425000","bid":1425.2,"bid_size":1.0,"ask":1440.1,"ask_size":1.0,"iv":1.6395,"open_interest":35.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.004,"theta":0.0,"rho":0.4453,"theo":1430.4108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1391.5,"last_trade_time":"2026-01-20T15:30:45","percent_change":0.0,"prev_day_close":1448.69995117188},{"option":"SPXW260220P05425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":1.0861,"open_interest":795.0,"volume":64.0,"delta":-0.0003,"gamma":0.0,"vega":0.004,"theta":-0.028,"rho":-0.0001,"theo":0.0279,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:16:51","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05450000","bid":1396.0,"bid_size":1.0,"ask":1415.1,"ask_size":1.0,"iv":1.2231,"open_interest":2.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":0.4474,"theo":1405.4206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1515.33,"last_trade_time":"2026-01-16T15:39:45","percent_change":0.0,"prev_day_close":1423.70001220703},{"option":"SPXW260220P05450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.066,"open_interest":625.0,"volume":304.0,"delta":-0.0003,"gamma":0.0,"vega":0.0042,"theta":-0.0291,"rho":-0.0001,"theo":0.029,"change":-0.025,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:13:45","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260220C05475000","bid":1371.0,"bid_size":1.0,"ask":1390.1,"ask_size":1.0,"iv":1.1949,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":0.4494,"theo":1380.4305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1398.54998779297},{"option":"SPXW260220P05475000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":55.0,"iv":1.046,"open_interest":1045.0,"volume":415.0,"delta":-0.0003,"gamma":0.0,"vega":0.0044,"theta":-0.0303,"rho":-0.0001,"theo":0.0302,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:13:47","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05500000","bid":1346.0,"bid_size":1.0,"ask":1365.1,"ask_size":1.0,"iv":1.1666,"open_interest":64.0,"volume":1.0,"delta":0.9996,"gamma":0.0,"vega":0.0047,"theta":0.0,"rho":0.4514,"theo":1355.4405,"change":54.28,"open":1403.83,"high":1403.83,"low":1403.83,"tick":"down","last_trade_price":1403.83,"last_trade_time":"2026-02-18T11:18:16","percent_change":4.02208,"prev_day_close":1374.94995117188},{"option":"SPXW260220P05500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":1.0261,"open_interest":2967.0,"volume":999.0,"delta":-0.0003,"gamma":0.0,"vega":0.0047,"theta":-0.0316,"rho":-0.0002,"theo":0.0314,"change":-0.05,"open":0.05,"high":0.06,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:38:42","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05520000","bid":1325.7,"bid_size":1.0,"ask":1345.1,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":1.0,"delta":0.9996,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":0.4531,"theo":1335.4485,"change":53.76,"open":1383.36,"high":1383.36,"low":1383.36,"tick":"down","last_trade_price":1383.36,"last_trade_time":"2026-02-18T11:18:16","percent_change":4.04332,"prev_day_close":1355.0},{"option":"SPXW260220P05520000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.0102,"open_interest":146.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0049,"theta":-0.0326,"rho":-0.0002,"theo":0.0325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T13:48:13","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05525000","bid":1320.7,"bid_size":1.0,"ask":1340.1,"ask_size":1.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":0.4535,"theo":1330.4506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1462.75,"last_trade_time":"2026-01-09T12:57:38","percent_change":0.0,"prev_day_close":1348.84997558594},{"option":"SPXW260220P05525000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.0062,"open_interest":254.0,"volume":70.0,"delta":-0.0003,"gamma":0.0,"vega":0.0049,"theta":-0.0329,"rho":-0.0002,"theo":0.0328,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:11:51","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05530000","bid":1315.7,"bid_size":1.0,"ask":1335.1,"ask_size":1.0,"iv":0.0,"open_interest":28.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.005,"theta":0.0,"rho":0.4539,"theo":1325.4526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1287.97,"last_trade_time":"2026-01-20T15:30:45","percent_change":0.0,"prev_day_close":1343.84997558594},{"option":"SPXW260220P05530000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":55.0,"iv":1.0022,"open_interest":115.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.005,"theta":-0.0332,"rho":-0.0002,"theo":0.0331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:06:10","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05540000","bid":1305.8,"bid_size":1.0,"ask":1325.1,"ask_size":1.0,"iv":0.9997,"open_interest":19.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0051,"theta":0.0,"rho":0.4547,"theo":1315.4567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1452.84,"last_trade_time":"2026-01-15T10:35:49","percent_change":0.0,"prev_day_close":1334.15002441406},{"option":"SPXW260220P05540000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":53.0,"iv":0.9943,"open_interest":109.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0051,"theta":-0.0338,"rho":-0.0002,"theo":0.0337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:06:10","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05550000","bid":1295.8,"bid_size":1.0,"ask":1315.1,"ask_size":1.0,"iv":0.9826,"open_interest":7.0,"volume":10.0,"delta":0.9996,"gamma":0.0,"vega":0.0052,"theta":0.0,"rho":0.4555,"theo":1305.4607,"change":28.91,"open":1352.42,"high":1354.65,"low":1328.56,"tick":"down","last_trade_price":1328.56,"last_trade_time":"2026-02-18T16:09:25","percent_change":2.22444,"prev_day_close":1325.40002441406},{"option":"SPXW260220P05550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":53.0,"iv":0.9864,"open_interest":4173.0,"volume":102.0,"delta":-0.0003,"gamma":0.0,"vega":0.0052,"theta":-0.0344,"rho":-0.0002,"theo":0.0343,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:43:39","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05560000","bid":1285.8,"bid_size":1.0,"ask":1305.1,"ask_size":1.0,"iv":0.9645,"open_interest":6.0,"volume":5.0,"delta":0.9996,"gamma":0.0,"vega":0.0053,"theta":0.0,"rho":0.4563,"theo":1295.4648,"change":29.81,"open":1344.86,"high":1344.89,"low":1319.71,"tick":"down","last_trade_price":1319.71,"last_trade_time":"2026-02-18T16:09:25","percent_change":2.31103,"prev_day_close":1315.0},{"option":"SPXW260220P05560000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":53.0,"iv":0.9785,"open_interest":120.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0053,"theta":-0.035,"rho":-0.0002,"theo":0.0349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T12:34:56","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05570000","bid":1275.8,"bid_size":1.0,"ask":1295.1,"ask_size":1.0,"iv":0.945,"open_interest":20.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":0.4572,"theo":1285.469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1422.81,"last_trade_time":"2026-01-15T10:35:49","percent_change":0.0,"prev_day_close":1304.14996337891},{"option":"SPXW260220P05570000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":45.0,"iv":0.9706,"open_interest":91.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0054,"theta":-0.0356,"rho":-0.0002,"theo":0.0355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:06:10","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05575000","bid":1274.7,"bid_size":1.0,"ask":1290.1,"ask_size":1.0,"iv":1.4424,"open_interest":27.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0055,"theta":0.0,"rho":0.4576,"theo":1280.471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1420.28,"last_trade_time":"2026-01-15T12:20:48","percent_change":0.0,"prev_day_close":1300.0},{"option":"SPXW260220P05575000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":15.0,"iv":0.9667,"open_interest":191.0,"volume":30.0,"delta":-0.0004,"gamma":0.0,"vega":0.0055,"theta":-0.0359,"rho":-0.0002,"theo":0.0358,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:48:03","percent_change":-60.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05580000","bid":1265.8,"bid_size":1.0,"ask":1285.1,"ask_size":1.0,"iv":0.9235,"open_interest":12.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0056,"theta":0.0,"rho":0.458,"theo":1275.4731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1408.55,"last_trade_time":"2026-01-09T12:57:38","percent_change":0.0,"prev_day_close":1293.65002441406},{"option":"SPXW260220P05580000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":15.0,"iv":0.9628,"open_interest":203.0,"volume":10.0,"delta":-0.0004,"gamma":0.0,"vega":0.0055,"theta":-0.0363,"rho":-0.0002,"theo":0.0361,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:19:08","percent_change":-60.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05590000","bid":1255.8,"bid_size":1.0,"ask":1275.1,"ask_size":1.0,"iv":0.8988,"open_interest":2.0,"volume":5.0,"delta":0.9996,"gamma":0.0,"vega":0.0057,"theta":0.0,"rho":0.4588,"theo":1265.4772,"change":51.9,"open":1311.7,"high":1311.7,"low":1311.7,"tick":"no_change","last_trade_price":1311.7,"last_trade_time":"2026-02-18T11:21:05","percent_change":4.1197,"prev_day_close":1285.04998779297},{"option":"SPXW260220P05590000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9549,"open_interest":240.0,"volume":50.0,"delta":-0.0004,"gamma":0.0,"vega":0.0056,"theta":-0.0369,"rho":-0.0002,"theo":0.0368,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:48:40","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05600000","bid":1245.8,"bid_size":1.0,"ask":1265.1,"ask_size":1.0,"iv":0.8682,"open_interest":3.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0058,"theta":0.0,"rho":0.4596,"theo":1255.4814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1256.96,"last_trade_time":"2026-02-17T15:03:38","percent_change":0.0,"prev_day_close":1273.94995117188},{"option":"SPXW260220P05600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.947,"open_interest":2723.0,"volume":191.0,"delta":-0.0004,"gamma":0.0,"vega":0.0058,"theta":-0.0376,"rho":-0.0002,"theo":0.0375,"change":-0.075,"open":0.05,"high":0.06,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:45:50","percent_change":-60.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05610000","bid":1235.8,"bid_size":1.0,"ask":1255.1,"ask_size":1.0,"iv":0.8224,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0059,"theta":0.0,"rho":0.4604,"theo":1245.4856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1263.95001220703},{"option":"SPXW260220P05610000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9392,"open_interest":114.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0059,"theta":-0.0383,"rho":-0.0002,"theo":0.0382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:41:46","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05620000","bid":1225.8,"bid_size":1.0,"ask":1245.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0061,"theta":0.0,"rho":0.4612,"theo":1235.4898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1254.30004882812},{"option":"SPXW260220P05620000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9313,"open_interest":76.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.006,"theta":-0.039,"rho":-0.0002,"theo":0.0389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:06:09","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05625000","bid":1221.0,"bid_size":1.0,"ask":1240.1,"ask_size":1.0,"iv":1.0246,"open_interest":0.0,"volume":1.0,"delta":0.9996,"gamma":0.0,"vega":0.0061,"theta":0.0,"rho":0.4616,"theo":1230.4919,"change":52.64,"open":1277.44,"high":1277.44,"low":1277.44,"tick":"down","last_trade_price":1277.44,"last_trade_time":"2026-02-18T11:19:26","percent_change":4.29785,"prev_day_close":1248.79998779297},{"option":"SPXW260220P05625000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9274,"open_interest":4606.0,"volume":2.0,"delta":-0.0004,"gamma":0.0,"vega":0.0061,"theta":-0.0394,"rho":-0.0002,"theo":0.0393,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:16:11","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05630000","bid":1216.0,"bid_size":1.0,"ask":1235.1,"ask_size":1.0,"iv":1.0189,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0062,"theta":0.0,"rho":0.4621,"theo":1225.494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1243.90002441406},{"option":"SPXW260220P05630000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9235,"open_interest":1061.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0062,"theta":-0.0398,"rho":-0.0002,"theo":0.0396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:01:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05640000","bid":1206.1,"bid_size":1.0,"ask":1225.2,"ask_size":1.0,"iv":1.0711,"open_interest":2.0,"volume":1.0,"delta":0.9995,"gamma":0.0,"vega":0.0063,"theta":0.0,"rho":0.4629,"theo":1215.4983,"change":33.21,"open":1262.82,"high":1262.82,"low":1262.82,"tick":"up","last_trade_price":1262.82,"last_trade_time":"2026-02-18T11:19:26","percent_change":2.74565,"prev_day_close":1233.79998779297},{"option":"SPXW260220P05640000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9157,"open_interest":60.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0063,"theta":-0.0406,"rho":-0.0002,"theo":0.0404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T13:12:24","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05650000","bid":1196.1,"bid_size":1.0,"ask":1215.2,"ask_size":1.0,"iv":1.0604,"open_interest":1.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0065,"theta":0.0,"rho":0.4637,"theo":1205.5026,"change":33.23,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1222.66,"last_trade_time":"2026-02-12T13:58:20","percent_change":2.77021,"prev_day_close":1223.79998779297},{"option":"SPXW260220P05650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9079,"open_interest":977.0,"volume":150.0,"delta":-0.0004,"gamma":0.0,"vega":0.0065,"theta":-0.0413,"rho":-0.0002,"theo":0.0412,"change":-0.1,"open":0.05,"high":0.06,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:00:55","percent_change":-66.6667,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05660000","bid":1186.1,"bid_size":1.0,"ask":1205.2,"ask_size":1.0,"iv":1.0498,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":0.4645,"theo":1195.5068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1214.15002441406},{"option":"SPXW260220P05660000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.9001,"open_interest":162.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0066,"theta":-0.0422,"rho":-0.0002,"theo":0.042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T16:01:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05670000","bid":1176.1,"bid_size":1.0,"ask":1195.2,"ask_size":1.0,"iv":1.0391,"open_interest":7.0,"volume":7.0,"delta":0.9995,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":0.4653,"theo":1185.5112,"change":54.76,"open":1234.51,"high":1234.51,"low":1234.51,"tick":"down","last_trade_price":1234.51,"last_trade_time":"2026-02-18T12:10:27","percent_change":4.64166,"prev_day_close":1204.30004882812},{"option":"SPXW260220P05670000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.8923,"open_interest":364.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0068,"theta":-0.043,"rho":-0.0002,"theo":0.0428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T13:12:34","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05675000","bid":1171.1,"bid_size":1.0,"ask":1190.2,"ask_size":1.0,"iv":1.0338,"open_interest":7.0,"volume":7.0,"delta":0.9995,"gamma":0.0,"vega":0.0069,"theta":0.0,"rho":0.4657,"theo":1180.5133,"change":54.65,"open":1229.45,"high":1229.45,"low":1229.45,"tick":"down","last_trade_price":1229.45,"last_trade_time":"2026-02-18T12:10:27","percent_change":4.65186,"prev_day_close":1199.19995117188},{"option":"SPXW260220P05675000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.8884,"open_interest":275.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0069,"theta":-0.0434,"rho":-0.0002,"theo":0.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T13:12:12","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05680000","bid":1166.1,"bid_size":1.0,"ask":1185.2,"ask_size":1.0,"iv":1.0285,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.007,"theta":0.0,"rho":0.4661,"theo":1175.5155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1195.45001220703},{"option":"SPXW260220P05680000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.8846,"open_interest":181.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.007,"theta":-0.0438,"rho":-0.0002,"theo":0.0437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T13:12:16","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05690000","bid":1160.3,"bid_size":1.0,"ask":1175.2,"ask_size":1.0,"iv":1.3413,"open_interest":9.0,"volume":10.0,"delta":0.9995,"gamma":0.0,"vega":0.0072,"theta":0.0,"rho":0.467,"theo":1165.5199,"change":56.72,"open":1216.42,"high":1216.42,"low":1216.42,"tick":"down","last_trade_price":1216.42,"last_trade_time":"2026-02-18T13:20:01","percent_change":4.89092,"prev_day_close":1184.54998779297},{"option":"SPXW260220P05690000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.8768,"open_interest":12410.0,"volume":5.0,"delta":-0.0005,"gamma":0.0,"vega":0.0071,"theta":-0.0447,"rho":-0.0002,"theo":0.0446,"change":-0.08,"open":0.07,"high":0.07,"low":0.07,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T12:03:53","percent_change":-53.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05700000","bid":1146.1,"bid_size":1.0,"ask":1165.2,"ask_size":1.0,"iv":1.0073,"open_interest":5.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0073,"theta":0.0,"rho":0.4678,"theo":1155.5243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1269.29,"last_trade_time":"2026-02-09T11:17:46","percent_change":0.0,"prev_day_close":1174.0},{"option":"SPXW260220P05700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.869,"open_interest":1596.0,"volume":178.0,"delta":-0.0005,"gamma":0.0,"vega":0.0073,"theta":-0.0456,"rho":-0.0003,"theo":0.0455,"change":-0.1,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:45","percent_change":-66.6667,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05710000","bid":1139.8,"bid_size":1.0,"ask":1155.2,"ask_size":1.0,"iv":1.2983,"open_interest":1.0,"volume":1.0,"delta":0.9995,"gamma":0.0,"vega":0.0075,"theta":0.0,"rho":0.4686,"theo":1145.5287,"change":53.48,"open":1193.38,"high":1193.38,"low":1193.38,"tick":"down","last_trade_price":1193.38,"last_trade_time":"2026-02-18T12:26:51","percent_change":4.69164,"prev_day_close":1165.10003662109},{"option":"SPXW260220P05710000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":13.0,"iv":0.8613,"open_interest":30031.0,"volume":14.0,"delta":-0.0005,"gamma":0.0,"vega":0.0075,"theta":-0.0466,"rho":-0.0003,"theo":0.0464,"change":-0.1,"open":0.07,"high":0.07,"low":0.07,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T12:03:37","percent_change":-66.6667,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05720000","bid":1126.1,"bid_size":1.0,"ask":1145.2,"ask_size":1.0,"iv":0.9861,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0077,"theta":0.0,"rho":0.4694,"theo":1135.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1155.29998779297},{"option":"SPXW260220P05720000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8536,"open_interest":119.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0077,"theta":-0.0476,"rho":-0.0003,"theo":0.0474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:50:07","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220C05725000","bid":1121.1,"bid_size":1.0,"ask":1140.2,"ask_size":1.0,"iv":0.9808,"open_interest":9.0,"volume":10.0,"delta":0.9994,"gamma":0.0,"vega":0.0078,"theta":0.0,"rho":0.4698,"theo":1130.5354,"change":56.12,"open":1181.02,"high":1181.02,"low":1181.02,"tick":"down","last_trade_price":1181.02,"last_trade_time":"2026-02-18T13:20:01","percent_change":4.98889,"prev_day_close":1150.40002441406},{"option":"SPXW260220P05725000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8497,"open_interest":567.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0078,"theta":-0.0481,"rho":-0.0003,"theo":0.0479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T13:40:50","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05730000","bid":1116.1,"bid_size":1.0,"ask":1135.2,"ask_size":1.0,"iv":0.9755,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0079,"theta":0.0,"rho":0.4702,"theo":1125.5377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1079.59,"last_trade_time":"2026-02-05T15:25:48","percent_change":0.0,"prev_day_close":1143.90002441406},{"option":"SPXW260220P05730000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8458,"open_interest":342.0,"volume":1.0,"delta":-0.0005,"gamma":0.0,"vega":0.0079,"theta":-0.0486,"rho":-0.0003,"theo":0.0484,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:39:09","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05740000","bid":1109.9,"bid_size":1.0,"ask":1124.9,"ask_size":1.0,"iv":1.2562,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0081,"theta":0.0,"rho":0.471,"theo":1115.5422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1135.10003662109},{"option":"SPXW260220P05740000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8381,"open_interest":474.0,"volume":2.0,"delta":-0.0005,"gamma":0.0,"vega":0.0081,"theta":-0.0496,"rho":-0.0003,"theo":0.0494,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:39:03","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05750000","bid":1095.8,"bid_size":1.0,"ask":1115.2,"ask_size":1.0,"iv":0.7408,"open_interest":5.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0083,"theta":0.0,"rho":0.4718,"theo":1105.5467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1045.21,"last_trade_time":"2026-02-17T09:55:25","percent_change":0.0,"prev_day_close":1124.19995117188},{"option":"SPXW260220P05750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8304,"open_interest":3964.0,"volume":110.0,"delta":-0.0006,"gamma":0.0,"vega":0.0083,"theta":-0.0507,"rho":-0.0003,"theo":0.0505,"change":-0.125,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:32:00","percent_change":-71.4286,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05760000","bid":1090.3,"bid_size":1.0,"ask":1105.2,"ask_size":1.0,"iv":1.2619,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0085,"theta":0.0,"rho":0.4726,"theo":1095.5513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1197.52,"last_trade_time":"2025-10-31T09:55:55","percent_change":0.0,"prev_day_close":1115.54998779297},{"option":"SPXW260220P05760000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8227,"open_interest":235.0,"volume":15.0,"delta":-0.0006,"gamma":0.0,"vega":0.0085,"theta":-0.0518,"rho":-0.0003,"theo":0.0516,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:05:00","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05770000","bid":1079.9,"bid_size":1.0,"ask":1095.2,"ask_size":1.0,"iv":1.2351,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":0.4735,"theo":1085.556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1188.23,"last_trade_time":"2025-10-31T09:55:55","percent_change":0.0,"prev_day_close":1104.44995117188},{"option":"SPXW260220P05770000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8151,"open_interest":1126.0,"volume":2.0,"delta":-0.0006,"gamma":0.0,"vega":0.0087,"theta":-0.0529,"rho":-0.0003,"theo":0.0527,"change":-0.105,"open":0.1,"high":0.1,"low":0.07,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T12:03:10","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05775000","bid":1070.9,"bid_size":1.0,"ask":1090.2,"ask_size":1.0,"iv":0.8459,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0089,"theta":0.0,"rho":0.4739,"theo":1080.5583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1099.09997558594},{"option":"SPXW260220P05775000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8112,"open_interest":164.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0088,"theta":-0.0535,"rho":-0.0003,"theo":0.0533,"change":-0.15,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:27:39","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05780000","bid":1065.9,"bid_size":1.0,"ask":1085.2,"ask_size":1.0,"iv":0.8395,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":0.4743,"theo":1075.5606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1095.29998779297},{"option":"SPXW260220P05780000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8074,"open_interest":108.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.009,"theta":-0.0541,"rho":-0.0003,"theo":0.0539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-17T15:53:44","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05790000","bid":1059.9,"bid_size":1.0,"ask":1075.2,"ask_size":1.0,"iv":1.2128,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0092,"theta":0.0,"rho":0.4751,"theo":1065.5653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1085.29998779297},{"option":"SPXW260220P05790000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":11.0,"iv":0.7997,"open_interest":12424.0,"volume":5.0,"delta":-0.0006,"gamma":0.0,"vega":0.0092,"theta":-0.0553,"rho":-0.0003,"theo":0.0551,"change":-0.08,"open":0.12,"high":0.12,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T12:03:53","percent_change":-40.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05800000","bid":1045.9,"bid_size":1.0,"ask":1065.2,"ask_size":1.0,"iv":0.8133,"open_interest":3.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0094,"theta":0.0,"rho":0.4759,"theo":1055.5701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1047.13,"last_trade_time":"2026-02-17T15:51:32","percent_change":0.0,"prev_day_close":1074.19995117188},{"option":"SPXW260220P05800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":11.0,"iv":0.7921,"open_interest":2398.0,"volume":457.0,"delta":-0.0006,"gamma":0.0,"vega":0.0094,"theta":-0.0566,"rho":-0.0003,"theo":0.0564,"change":-0.075,"open":0.1,"high":0.12,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:00:17","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05810000","bid":1039.9,"bid_size":1.0,"ask":1055.2,"ask_size":1.0,"iv":1.1905,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0097,"theta":0.0,"rho":0.4767,"theo":1045.5748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1065.29998779297},{"option":"SPXW260220P05810000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":11.0,"iv":0.7844,"open_interest":30284.0,"volume":19.0,"delta":-0.0006,"gamma":0.0,"vega":0.0097,"theta":-0.0578,"rho":-0.0004,"theo":0.0577,"change":-0.15,"open":0.12,"high":0.12,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:37:49","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05820000","bid":1029.9,"bid_size":1.0,"ask":1045.2,"ask_size":1.0,"iv":1.1793,"open_interest":2.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.01,"theta":0.0,"rho":0.4775,"theo":1035.5797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1087.5,"last_trade_time":"2025-12-22T09:38:17","percent_change":0.0,"prev_day_close":1055.29998779297},{"option":"SPXW260220P05820000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":143.0,"iv":0.8164,"open_interest":1270.0,"volume":2.0,"delta":-0.0007,"gamma":0.0,"vega":0.0099,"theta":-0.0592,"rho":-0.0004,"theo":0.059,"change":-0.08,"open":0.1,"high":0.12,"low":0.1,"tick":"up","last_trade_price":0.12,"last_trade_time":"2026-02-18T12:03:10","percent_change":-40.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05825000","bid":1020.9,"bid_size":1.0,"ask":1040.2,"ask_size":1.0,"iv":0.7785,"open_interest":4.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0101,"theta":0.0,"rho":0.4779,"theo":1030.5821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1082.65,"last_trade_time":"2025-12-22T09:38:17","percent_change":0.0,"prev_day_close":1050.60003662109},{"option":"SPXW260220P05825000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":149.0,"iv":0.8124,"open_interest":563.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0101,"theta":-0.0599,"rho":-0.0004,"theo":0.0597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-17T14:14:16","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05830000","bid":1015.9,"bid_size":1.0,"ask":1035.2,"ask_size":1.0,"iv":0.7712,"open_interest":3.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0102,"theta":0.0,"rho":0.4783,"theo":1025.5845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1140.01,"last_trade_time":"2025-10-31T09:37:26","percent_change":0.0,"prev_day_close":1044.19995117188},{"option":"SPXW260220P05830000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":149.0,"iv":0.8084,"open_interest":232.0,"volume":40.0,"delta":-0.0007,"gamma":0.0,"vega":0.0102,"theta":-0.0606,"rho":-0.0004,"theo":0.0604,"change":-0.15,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:31:31","percent_change":-75.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05840000","bid":1009.9,"bid_size":1.0,"ask":1025.2,"ask_size":1.0,"iv":1.1571,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0105,"theta":0.0,"rho":0.4791,"theo":1015.5894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.29998779297},{"option":"SPXW260220P05840000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":143.0,"iv":0.8005,"open_interest":278.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0105,"theta":-0.062,"rho":-0.0004,"theo":0.0618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-17T15:59:15","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05850000","bid":995.9,"bid_size":1.0,"ask":1015.2,"ask_size":1.0,"iv":0.7401,"open_interest":4.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0108,"theta":0.0,"rho":0.4799,"theo":1005.5944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":997.03,"last_trade_time":"2026-02-17T15:51:32","percent_change":0.0,"prev_day_close":1024.04998779297},{"option":"SPXW260220P05850000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":144.0,"iv":0.7925,"open_interest":995.0,"volume":550.0,"delta":-0.0007,"gamma":0.0,"vega":0.0108,"theta":-0.0635,"rho":-0.0004,"theo":0.0633,"change":-0.1,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:09:01","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05860000","bid":985.9,"bid_size":1.0,"ask":1005.2,"ask_size":1.0,"iv":0.7229,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0111,"theta":0.0,"rho":0.4808,"theo":995.5994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1015.20001220703},{"option":"SPXW260220P05860000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.7846,"open_interest":456.0,"volume":287.0,"delta":-0.0008,"gamma":0.0,"vega":0.0111,"theta":-0.065,"rho":-0.0004,"theo":0.0648,"change":-0.175,"open":0.15,"high":0.15,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:00:34","percent_change":-77.7778,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05870000","bid":976.1,"bid_size":1.0,"ask":995.2,"ask_size":1.0,"iv":0.828,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0114,"theta":0.0,"rho":0.4816,"theo":985.6045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1004.0},{"option":"SPXW260220P05870000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.7766,"open_interest":369.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0114,"theta":-0.0666,"rho":-0.0004,"theo":0.0664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T15:41:45","percent_change":0.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220C05875000","bid":971.2,"bid_size":1.0,"ask":990.3,"ask_size":1.0,"iv":0.8706,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0116,"theta":0.0,"rho":0.482,"theo":980.6071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1000.45001220703},{"option":"SPXW260220P05875000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.7727,"open_interest":385.0,"volume":31.0,"delta":-0.0008,"gamma":0.0,"vega":0.0116,"theta":-0.0674,"rho":-0.0004,"theo":0.0672,"change":-0.075,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T09:39:10","percent_change":-33.3333,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05880000","bid":969.8,"bid_size":1.0,"ask":985.3,"ask_size":1.0,"iv":1.1128,"open_interest":5.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0118,"theta":0.0,"rho":0.4824,"theo":975.6096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":967.77,"last_trade_time":"2026-01-21T12:52:21","percent_change":0.0,"prev_day_close":994.199981689453},{"option":"SPXW260220P05880000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":141.0,"iv":0.7687,"open_interest":3251.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0117,"theta":-0.0682,"rho":-0.0004,"theo":0.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T15:42:04","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05890000","bid":956.2,"bid_size":1.0,"ask":975.3,"ask_size":1.0,"iv":0.8554,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0121,"theta":0.0,"rho":0.4832,"theo":965.6148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":985.700012207031},{"option":"SPXW260220P05890000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":142.0,"iv":0.7608,"open_interest":323.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.012,"theta":-0.0699,"rho":-0.0004,"theo":0.0697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T14:36:08","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05900000","bid":946.2,"bid_size":1.0,"ask":965.3,"ask_size":1.0,"iv":0.8453,"open_interest":9.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0124,"theta":0.0,"rho":0.484,"theo":955.62,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":937.25,"last_trade_time":"2026-02-13T09:30:55","percent_change":0.0,"prev_day_close":975.649993896484},{"option":"SPXW260220P05900000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":140.0,"iv":0.7529,"open_interest":2642.0,"volume":142.0,"delta":-0.0008,"gamma":0.0,"vega":0.0124,"theta":-0.0717,"rho":-0.0005,"theo":0.0714,"change":-0.15,"open":0.12,"high":0.12,"low":0.07,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:57:39","percent_change":-60.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05910000","bid":939.7,"bid_size":1.0,"ask":955.3,"ask_size":1.0,"iv":1.076,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0128,"theta":0.0,"rho":0.4848,"theo":945.6253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":965.200012207031},{"option":"SPXW260220P05910000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":139.0,"iv":0.745,"open_interest":3370.0,"volume":30.0,"delta":-0.0009,"gamma":0.0,"vega":0.0128,"theta":-0.0735,"rho":-0.0005,"theo":0.0732,"change":-0.1,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:04:56","percent_change":-40.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05920000","bid":926.2,"bid_size":1.0,"ask":945.3,"ask_size":1.0,"iv":0.8252,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0132,"theta":0.0,"rho":0.4856,"theo":935.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":953.850006103516},{"option":"SPXW260220P05920000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":139.0,"iv":0.7371,"open_interest":166.0,"volume":5.0,"delta":-0.0009,"gamma":0.0,"vega":0.0132,"theta":-0.0754,"rho":-0.0005,"theo":0.0751,"change":-0.15,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:47:28","percent_change":-60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220C05925000","bid":921.2,"bid_size":1.0,"ask":940.3,"ask_size":1.0,"iv":0.8202,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0134,"theta":0.0,"rho":0.486,"theo":930.6334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":950.100006103516},{"option":"SPXW260220P05925000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":139.0,"iv":0.7332,"open_interest":617.0,"volume":100.0,"delta":-0.0009,"gamma":0.0,"vega":0.0134,"theta":-0.0763,"rho":-0.0005,"theo":0.0761,"change":-0.1,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:54:46","percent_change":-40.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05930000","bid":916.2,"bid_size":1.0,"ask":935.3,"ask_size":1.0,"iv":0.8152,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0136,"theta":0.0,"rho":0.4864,"theo":925.6361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":834.18,"last_trade_time":"2025-11-18T15:45:58","percent_change":0.0,"prev_day_close":945.350006103516},{"option":"SPXW260220P05930000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":138.0,"iv":0.7292,"open_interest":152.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0136,"theta":-0.0773,"rho":-0.0005,"theo":0.0771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-13T16:08:57","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05940000","bid":912.9,"bid_size":3.0,"ask":918.6,"ask_size":3.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.014,"theta":0.0,"rho":0.4872,"theo":915.6416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1037.18,"last_trade_time":"2026-01-16T13:46:46","percent_change":0.0,"prev_day_close":934.149993896484},{"option":"SPXW260220P05940000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.7214,"open_interest":362.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.014,"theta":-0.0793,"rho":-0.0005,"theo":0.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-17T15:50:03","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05950000","bid":902.6,"bid_size":3.0,"ask":908.5,"ask_size":3.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0144,"theta":0.0,"rho":0.488,"theo":905.6472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":980.5,"last_trade_time":"2025-12-29T12:38:35","percent_change":0.0,"prev_day_close":925.700012207031},{"option":"SPXW260220P05950000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":28.0,"iv":0.7135,"open_interest":669.0,"volume":22.0,"delta":-0.001,"gamma":0.0,"vega":0.0144,"theta":-0.0814,"rho":-0.0005,"theo":0.0812,"change":-0.175,"open":0.13,"high":0.13,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:50:45","percent_change":-63.6364,"prev_day_close":0.12500000372529},{"option":"SPXW260220C05960000","bid":892.6,"bid_size":3.0,"ask":898.6,"ask_size":3.0,"iv":0.6806,"open_interest":3.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0149,"theta":0.0,"rho":0.4888,"theo":895.6529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":897.12,"last_trade_time":"2026-01-20T13:26:57","percent_change":0.0,"prev_day_close":914.25},{"option":"SPXW260220P05960000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":27.0,"iv":0.7056,"open_interest":641.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0148,"theta":-0.0836,"rho":-0.0006,"theo":0.0833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-17T13:21:41","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220C05970000","bid":882.7,"bid_size":3.0,"ask":888.6,"ask_size":3.0,"iv":0.7219,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0154,"theta":0.0,"rho":0.4896,"theo":885.6586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":905.25},{"option":"SPXW260220P05970000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":27.0,"iv":0.6978,"open_interest":339.0,"volume":100.0,"delta":-0.0011,"gamma":0.0,"vega":0.0153,"theta":-0.0859,"rho":-0.0006,"theo":0.0856,"change":-0.1,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:51:27","percent_change":-33.3333,"prev_day_close":0.12500000372529},{"option":"SPXW260220C05975000","bid":877.7,"bid_size":3.0,"ask":883.6,"ask_size":3.0,"iv":0.7166,"open_interest":3.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0156,"theta":0.0,"rho":0.49,"theo":880.6615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":849.7,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":899.0},{"option":"SPXW260220P05975000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":20.0,"iv":0.6939,"open_interest":504.0,"volume":38.0,"delta":-0.0011,"gamma":0.0,"vega":0.0156,"theta":-0.087,"rho":-0.0006,"theo":0.0867,"change":-0.16,"open":0.2,"high":0.2,"low":0.14,"tick":"down","last_trade_price":0.14,"last_trade_time":"2026-02-18T14:55:26","percent_change":-53.3333,"prev_day_close":0.12500000372529},{"option":"SPXW260220C05980000","bid":872.7,"bid_size":3.0,"ask":878.5,"ask_size":3.0,"iv":0.6534,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0158,"theta":0.0,"rho":0.4904,"theo":875.6645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.350006103516},{"option":"SPXW260220P05980000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":20.0,"iv":0.6899,"open_interest":3257.0,"volume":0.0,"delta":-0.0011,"gamma":0.0,"vega":0.0158,"theta":-0.0882,"rho":-0.0006,"theo":0.0879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-17T15:35:13","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220C05990000","bid":863.7,"bid_size":3.0,"ask":868.5,"ask_size":3.0,"iv":0.8434,"open_interest":1.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0164,"theta":0.0,"rho":0.4912,"theo":865.6704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":948.54,"last_trade_time":"2025-12-30T10:52:07","percent_change":0.0,"prev_day_close":885.149993896484},{"option":"SPXW260220P05990000","bid":0.05,"bid_size":18.0,"ask":0.1,"ask_size":19.0,"iv":0.7042,"open_interest":264.0,"volume":0.0,"delta":-0.0011,"gamma":0.0,"vega":0.0163,"theta":-0.0906,"rho":-0.0006,"theo":0.0903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-17T15:50:01","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06000000","bid":852.7,"bid_size":3.0,"ask":858.5,"ask_size":3.0,"iv":0.6234,"open_interest":122.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0169,"theta":0.0,"rho":0.492,"theo":855.6764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":976.69,"last_trade_time":"2026-02-09T15:24:34","percent_change":0.0,"prev_day_close":875.25},{"option":"SPXW260220P06000000","bid":0.05,"bid_size":18.0,"ask":0.1,"ask_size":18.0,"iv":0.6964,"open_interest":2317.0,"volume":35.0,"delta":-0.0012,"gamma":0.0,"vega":0.0168,"theta":-0.0931,"rho":-0.0006,"theo":0.0928,"change":-0.2,"open":0.2,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:48:41","percent_change":-66.6667,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06010000","bid":842.7,"bid_size":3.0,"ask":848.5,"ask_size":3.0,"iv":0.6067,"open_interest":9.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0174,"theta":0.0,"rho":0.4928,"theo":845.6825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":969.59,"last_trade_time":"2026-01-16T11:53:58","percent_change":0.0,"prev_day_close":865.649993896484},{"option":"SPXW260220P06010000","bid":0.05,"bid_size":18.0,"ask":0.1,"ask_size":18.0,"iv":0.6884,"open_interest":5283.0,"volume":20.0,"delta":-0.0012,"gamma":0.0,"vega":0.0173,"theta":-0.0957,"rho":-0.0007,"theo":0.0954,"change":-0.1,"open":0.15,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T13:46:24","percent_change":-33.3333,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06020000","bid":833.7,"bid_size":3.0,"ask":838.5,"ask_size":3.0,"iv":0.8135,"open_interest":7.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.018,"theta":0.0,"rho":0.4936,"theo":835.6887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":959.79,"last_trade_time":"2026-01-16T11:53:58","percent_change":0.0,"prev_day_close":855.25},{"option":"SPXW260220P06020000","bid":0.05,"bid_size":34.0,"ask":0.1,"ask_size":10.0,"iv":0.6804,"open_interest":172.0,"volume":100.0,"delta":-0.0012,"gamma":0.0,"vega":0.0179,"theta":-0.0985,"rho":-0.0007,"theo":0.0981,"change":-0.125,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:52:38","percent_change":-38.4615,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06025000","bid":827.8,"bid_size":3.0,"ask":833.4,"ask_size":3.0,"iv":0.5773,"open_interest":3.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0182,"theta":0.0,"rho":0.494,"theo":830.6919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":891.43,"last_trade_time":"2025-12-22T10:27:30","percent_change":0.0,"prev_day_close":849.600006103516},{"option":"SPXW260220P06025000","bid":0.05,"bid_size":34.0,"ask":0.15,"ask_size":154.0,"iv":0.6926,"open_interest":209.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0182,"theta":-0.1003,"rho":-0.0007,"theo":0.0999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-17T15:50:33","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06030000","bid":822.8,"bid_size":3.0,"ask":828.5,"ask_size":3.0,"iv":0.6568,"open_interest":1.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0186,"theta":0.0,"rho":0.4944,"theo":825.6951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":937.18,"last_trade_time":"2026-01-16T10:20:24","percent_change":0.0,"prev_day_close":844.100006103516},{"option":"SPXW260220P06030000","bid":0.05,"bid_size":34.0,"ask":0.15,"ask_size":154.0,"iv":0.6881,"open_interest":257.0,"volume":1.0,"delta":-0.0013,"gamma":0.0,"vega":0.0186,"theta":-0.1018,"rho":-0.0007,"theo":0.1014,"change":-0.2,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:06:51","percent_change":-57.1429,"prev_day_close":0.12500000372529},{"option":"SPXW260220C06040000","bid":812.8,"bid_size":3.0,"ask":818.5,"ask_size":3.0,"iv":0.6457,"open_interest":1.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0192,"theta":0.0,"rho":0.4952,"theo":815.7015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":832.5,"last_trade_time":"2026-02-12T14:35:27","percent_change":0.0,"prev_day_close":835.449981689453},{"option":"SPXW260220P06040000","bid":0.05,"bid_size":35.0,"ask":0.15,"ask_size":152.0,"iv":0.68,"open_interest":953.0,"volume":10.0,"delta":-0.0014,"gamma":0.0,"vega":0.0192,"theta":-0.1048,"rho":-0.0007,"theo":0.1044,"change":-0.25,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:07:59","percent_change":-71.4286,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06050000","bid":802.8,"bid_size":3.0,"ask":808.5,"ask_size":3.0,"iv":0.6345,"open_interest":2.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0198,"theta":0.0,"rho":0.496,"theo":805.708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":808.44,"last_trade_time":"2026-02-13T10:32:29","percent_change":0.0,"prev_day_close":825.799987792969},{"option":"SPXW260220P06050000","bid":0.05,"bid_size":95.0,"ask":0.15,"ask_size":153.0,"iv":0.6718,"open_interest":1260.0,"volume":158.0,"delta":-0.0014,"gamma":0.0,"vega":0.0198,"theta":-0.1078,"rho":-0.0008,"theo":0.1074,"change":-0.25,"open":0.2,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:03:35","percent_change":-71.4286,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06060000","bid":793.2,"bid_size":3.0,"ask":798.5,"ask_size":3.0,"iv":0.7201,"open_interest":4.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0205,"theta":0.0,"rho":0.4968,"theo":795.7147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":852.03,"last_trade_time":"2026-02-04T11:32:52","percent_change":0.0,"prev_day_close":814.449981689453},{"option":"SPXW260220P06060000","bid":0.05,"bid_size":96.0,"ask":0.15,"ask_size":152.0,"iv":0.6636,"open_interest":427.0,"volume":179.0,"delta":-0.0014,"gamma":0.0,"vega":0.0205,"theta":-0.111,"rho":-0.0008,"theo":0.1106,"change":-0.25,"open":0.2,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:01:45","percent_change":-71.4286,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06070000","bid":783.1,"bid_size":3.0,"ask":788.5,"ask_size":3.0,"iv":0.6118,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0212,"theta":0.0,"rho":0.4976,"theo":785.7215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":805.75},{"option":"SPXW260220P06070000","bid":0.05,"bid_size":120.0,"ask":0.15,"ask_size":151.0,"iv":0.6554,"open_interest":286.0,"volume":10.0,"delta":-0.0015,"gamma":0.0,"vega":0.0212,"theta":-0.1144,"rho":-0.0008,"theo":0.1139,"change":-0.15,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T13:47:05","percent_change":-42.8571,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06075000","bid":778.1,"bid_size":3.0,"ask":783.4,"ask_size":3.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0215,"theta":0.0,"rho":0.498,"theo":780.725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":799.25},{"option":"SPXW260220P06075000","bid":0.05,"bid_size":119.0,"ask":0.15,"ask_size":81.0,"iv":0.6514,"open_interest":552.0,"volume":201.0,"delta":-0.0015,"gamma":0.0,"vega":0.0215,"theta":-0.1161,"rho":-0.0008,"theo":0.1157,"change":-0.125,"open":0.2,"high":0.25,"low":0.2,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:27:49","percent_change":-33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06080000","bid":772.9,"bid_size":3.0,"ask":778.4,"ask_size":3.0,"iv":0.6002,"open_interest":3.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0219,"theta":0.0,"rho":0.4984,"theo":775.7285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":866.22,"last_trade_time":"2026-01-08T09:30:41","percent_change":0.0,"prev_day_close":794.350006103516},{"option":"SPXW260220P06080000","bid":0.05,"bid_size":125.0,"ask":0.15,"ask_size":81.0,"iv":0.6473,"open_interest":1630.0,"volume":28.0,"delta":-0.0016,"gamma":0.0,"vega":0.0219,"theta":-0.1178,"rho":-0.0008,"theo":0.1174,"change":-0.225,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:40:42","percent_change":-60.0,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06090000","bid":762.9,"bid_size":3.0,"ask":768.5,"ask_size":3.0,"iv":0.6307,"open_interest":2.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0227,"theta":0.0,"rho":0.4992,"theo":765.7355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":829.93,"last_trade_time":"2026-02-06T14:22:21","percent_change":0.0,"prev_day_close":785.349975585938},{"option":"SPXW260220P06090000","bid":0.05,"bid_size":125.0,"ask":0.15,"ask_size":34.0,"iv":0.6391,"open_interest":9470.0,"volume":200.0,"delta":-0.0016,"gamma":0.0,"vega":0.0227,"theta":-0.1214,"rho":-0.0009,"theo":0.121,"change":-0.2,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:54:19","percent_change":-50.0,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06100000","bid":753.2,"bid_size":3.0,"ask":758.5,"ask_size":3.0,"iv":0.6205,"open_interest":8.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0235,"theta":0.0,"rho":0.5,"theo":755.7428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":749.22,"last_trade_time":"2026-02-13T15:12:41","percent_change":0.0,"prev_day_close":775.25},{"option":"SPXW260220P06100000","bid":0.05,"bid_size":124.0,"ask":0.15,"ask_size":19.0,"iv":0.6313,"open_interest":4764.0,"volume":180.0,"delta":-0.0017,"gamma":0.0,"vega":0.0234,"theta":-0.1251,"rho":-0.0009,"theo":0.1246,"change":-0.01,"open":0.27,"high":0.27,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:53:03","percent_change":-6.66667,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06110000","bid":743.3,"bid_size":3.0,"ask":748.4,"ask_size":3.0,"iv":0.6716,"open_interest":4.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0243,"theta":0.0,"rho":0.5007,"theo":745.7502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":843.82,"last_trade_time":"2025-11-05T13:20:51","percent_change":0.0,"prev_day_close":765.349975585938},{"option":"SPXW260220P06110000","bid":0.05,"bid_size":125.0,"ask":0.15,"ask_size":18.0,"iv":0.6232,"open_interest":180.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.0243,"theta":-0.129,"rho":-0.0009,"theo":0.1285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-17T10:14:17","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06120000","bid":735.3,"bid_size":1.0,"ask":736.3,"ask_size":1.0,"iv":0.6463,"open_interest":536.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0252,"theta":0.0,"rho":0.5015,"theo":735.7577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":836.37,"last_trade_time":"2026-01-08T15:39:46","percent_change":0.0,"prev_day_close":756.0},{"option":"SPXW260220P06120000","bid":0.1,"bid_size":10.0,"ask":0.15,"ask_size":18.0,"iv":0.6272,"open_interest":2343.0,"volume":23.0,"delta":-0.0018,"gamma":0.0,"vega":0.0252,"theta":-0.1331,"rho":-0.001,"theo":0.1326,"change":-0.25,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:46:42","percent_change":-62.5,"prev_day_close":0.150000002235174},{"option":"SPXW260220C06125000","bid":728.0,"bid_size":3.0,"ask":733.4,"ask_size":3.0,"iv":0.5949,"open_interest":5.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0256,"theta":0.0,"rho":0.5019,"theo":730.7616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":846.18,"last_trade_time":"2026-01-16T10:21:56","percent_change":0.0,"prev_day_close":749.25},{"option":"SPXW260220P06125000","bid":0.1,"bid_size":10.0,"ask":0.15,"ask_size":18.0,"iv":0.623,"open_interest":186.0,"volume":11.0,"delta":-0.0018,"gamma":0.0,"vega":0.0256,"theta":-0.1352,"rho":-0.001,"theo":0.1347,"change":-0.275,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:46:42","percent_change":-64.7059,"prev_day_close":0.175000004470348},{"option":"SPXW260220C06130000","bid":723.4,"bid_size":3.0,"ask":728.4,"ask_size":3.0,"iv":0.6655,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0261,"theta":0.0,"rho":0.5023,"theo":725.7655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":744.449981689453},{"option":"SPXW260220P06130000","bid":0.1,"bid_size":10.0,"ask":0.15,"ask_size":18.0,"iv":0.6189,"open_interest":3253.0,"volume":40.0,"delta":-0.0019,"gamma":0.0,"vega":0.0261,"theta":-0.1373,"rho":-0.001,"theo":0.1368,"change":-0.275,"open":0.3,"high":0.3,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:47:13","percent_change":-64.7059,"prev_day_close":0.175000004470348},{"option":"SPXW260220C06140000","bid":713.3,"bid_size":3.0,"ask":718.4,"ask_size":3.0,"iv":0.5794,"open_interest":55.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0271,"theta":0.0,"rho":0.5031,"theo":715.7734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":708.14,"last_trade_time":"2026-02-13T09:32:33","percent_change":0.0,"prev_day_close":734.25},{"option":"SPXW260220P06140000","bid":0.1,"bid_size":33.0,"ask":0.2,"ask_size":150.0,"iv":0.6208,"open_interest":5954.0,"volume":5.0,"delta":-0.002,"gamma":0.0,"vega":0.027,"theta":-0.1418,"rho":-0.0011,"theo":0.1413,"change":-0.3,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:47:39","percent_change":-66.6667,"prev_day_close":0.175000004470348},{"option":"SPXW260220C06150000","bid":703.4,"bid_size":3.0,"ask":708.4,"ask_size":3.0,"iv":0.6463,"open_interest":10.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0281,"theta":0.0,"rho":0.5039,"theo":705.7816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":644.99,"last_trade_time":"2026-02-17T10:50:56","percent_change":0.0,"prev_day_close":724.25},{"option":"SPXW260220P06150000","bid":0.1,"bid_size":94.0,"ask":0.2,"ask_size":149.0,"iv":0.6124,"open_interest":610.0,"volume":32.0,"delta":-0.002,"gamma":0.0,"vega":0.028,"theta":-0.1465,"rho":-0.0011,"theo":0.1459,"change":-0.3,"open":0.25,"high":0.25,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:14:43","percent_change":-66.6667,"prev_day_close":0.175000004470348},{"option":"SPXW260220C06160000","bid":693.0,"bid_size":3.0,"ask":698.6,"ask_size":3.0,"iv":0.6077,"open_interest":58.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0291,"theta":0.0,"rho":0.5046,"theo":695.7899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":685.67,"last_trade_time":"2026-02-13T09:32:33","percent_change":0.0,"prev_day_close":715.399993896484},{"option":"SPXW260220P06160000","bid":0.1,"bid_size":94.0,"ask":0.2,"ask_size":148.0,"iv":0.604,"open_interest":452.0,"volume":2.0,"delta":-0.0021,"gamma":0.0,"vega":0.0291,"theta":-0.1514,"rho":-0.0012,"theo":0.1508,"change":-0.3,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:54:42","percent_change":-66.6667,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06170000","bid":683.2,"bid_size":3.0,"ask":688.5,"ask_size":3.0,"iv":0.5483,"open_interest":2.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0302,"theta":0.0,"rho":0.5054,"theo":685.7985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":778.88,"last_trade_time":"2025-12-30T11:03:45","percent_change":0.0,"prev_day_close":705.350006103516},{"option":"SPXW260220P06170000","bid":0.1,"bid_size":125.0,"ask":0.2,"ask_size":124.0,"iv":0.5957,"open_interest":301.0,"volume":34.0,"delta":-0.0022,"gamma":0.0,"vega":0.0302,"theta":-0.1564,"rho":-0.0012,"theo":0.1559,"change":-0.3,"open":0.3,"high":0.3,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:14:12","percent_change":-66.6667,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06175000","bid":678.2,"bid_size":3.0,"ask":683.5,"ask_size":3.0,"iv":0.543,"open_interest":9.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0308,"theta":0.0,"rho":0.5058,"theo":680.8029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":643.24,"last_trade_time":"2026-02-17T11:05:26","percent_change":0.0,"prev_day_close":700.399993896484},{"option":"SPXW260220P06175000","bid":0.1,"bid_size":123.0,"ask":0.2,"ask_size":44.0,"iv":0.5915,"open_interest":706.0,"volume":25.0,"delta":-0.0022,"gamma":0.0,"vega":0.0307,"theta":-0.1591,"rho":-0.0012,"theo":0.1585,"change":-0.3,"open":0.2,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:54:44","percent_change":-66.6667,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06180000","bid":673.0,"bid_size":3.0,"ask":678.5,"ask_size":3.0,"iv":0.568,"open_interest":4.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0313,"theta":0.0,"rho":0.5062,"theo":675.8073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":823.32,"last_trade_time":"2026-01-15T13:41:29","percent_change":0.0,"prev_day_close":694.649993896484},{"option":"SPXW260220P06180000","bid":0.1,"bid_size":151.0,"ask":0.2,"ask_size":44.0,"iv":0.5873,"open_interest":1580.0,"volume":36.0,"delta":-0.0023,"gamma":0.0,"vega":0.0313,"theta":-0.1618,"rho":-0.0012,"theo":0.1612,"change":-0.325,"open":0.35,"high":0.35,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:53:24","percent_change":-68.4211,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06185000","bid":668.0,"bid_size":3.0,"ask":673.5,"ask_size":3.0,"iv":0.5632,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0319,"theta":0.0,"rho":0.5066,"theo":670.8118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":689.25},{"option":"SPXW260220P06185000","bid":0.1,"bid_size":154.0,"ask":0.2,"ask_size":17.0,"iv":0.5831,"open_interest":186.0,"volume":29.0,"delta":-0.0023,"gamma":0.0,"vega":0.0319,"theta":-0.1646,"rho":-0.0013,"theo":0.164,"change":-0.35,"open":0.35,"high":0.35,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:53:23","percent_change":-70.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06190000","bid":663.1,"bid_size":3.0,"ask":668.5,"ask_size":3.0,"iv":0.5789,"open_interest":6.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0325,"theta":0.0,"rho":0.507,"theo":665.8164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":812.98,"last_trade_time":"2026-01-15T13:41:29","percent_change":0.0,"prev_day_close":684.300018310547},{"option":"SPXW260220P06190000","bid":0.1,"bid_size":153.0,"ask":0.2,"ask_size":17.0,"iv":0.579,"open_interest":3041.0,"volume":21.0,"delta":-0.0024,"gamma":0.0,"vega":0.0325,"theta":-0.1674,"rho":-0.0013,"theo":0.1668,"change":-0.35,"open":0.2,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:53:22","percent_change":-70.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06195000","bid":658.4,"bid_size":3.0,"ask":663.5,"ask_size":3.0,"iv":0.6145,"open_interest":1.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0331,"theta":0.0,"rho":0.5073,"theo":660.821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":697.2,"last_trade_time":"2025-12-15T10:25:06","percent_change":0.0,"prev_day_close":679.700012207031},{"option":"SPXW260220P06195000","bid":0.15,"bid_size":9.0,"ask":0.2,"ask_size":17.0,"iv":0.5832,"open_interest":122.0,"volume":43.0,"delta":-0.0024,"gamma":0.0,"vega":0.0331,"theta":-0.1703,"rho":-0.0013,"theo":0.1697,"change":-0.3,"open":0.35,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:42:42","percent_change":-60.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06200000","bid":653.4,"bid_size":3.0,"ask":658.5,"ask_size":3.0,"iv":0.6097,"open_interest":76.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0338,"theta":0.0,"rho":0.5077,"theo":655.8257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":618.31,"last_trade_time":"2026-02-17T11:05:26","percent_change":0.0,"prev_day_close":675.75},{"option":"SPXW260220P06200000","bid":0.15,"bid_size":9.0,"ask":0.2,"ask_size":17.0,"iv":0.5789,"open_interest":6667.0,"volume":154.0,"delta":-0.0025,"gamma":0.0,"vega":0.0337,"theta":-0.1732,"rho":-0.0014,"theo":0.1726,"change":-0.35,"open":0.3,"high":0.35,"low":0.14,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:01:44","percent_change":-70.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06205000","bid":648.3,"bid_size":3.0,"ask":653.5,"ask_size":3.0,"iv":0.5436,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0344,"theta":0.0,"rho":0.5081,"theo":650.8305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":670.700012207031},{"option":"SPXW260220P06205000","bid":0.15,"bid_size":9.0,"ask":0.2,"ask_size":8.0,"iv":0.5747,"open_interest":93.0,"volume":1.0,"delta":-0.0026,"gamma":0.0,"vega":0.0344,"theta":-0.1763,"rho":-0.0014,"theo":0.1756,"change":-0.15,"open":0.35,"high":0.35,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:34:43","percent_change":-30.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06210000","bid":643.1,"bid_size":3.0,"ask":648.5,"ask_size":3.0,"iv":0.5597,"open_interest":6.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0351,"theta":0.0,"rho":0.5085,"theo":645.8353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":792.3,"last_trade_time":"2026-01-15T11:02:54","percent_change":0.0,"prev_day_close":664.150024414062},{"option":"SPXW260220P06210000","bid":0.15,"bid_size":9.0,"ask":0.2,"ask_size":8.0,"iv":0.5705,"open_interest":356.0,"volume":20.0,"delta":-0.0026,"gamma":0.0,"vega":0.0351,"theta":-0.1794,"rho":-0.0014,"theo":0.1787,"change":-0.22,"open":0.35,"high":0.35,"low":0.28,"tick":"down","last_trade_price":0.28,"last_trade_time":"2026-02-18T11:35:24","percent_change":-44.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06215000","bid":638.1,"bid_size":3.0,"ask":643.5,"ask_size":3.0,"iv":0.5549,"open_interest":3.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.0358,"theta":0.0,"rho":0.5089,"theo":640.8402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":617.52,"last_trade_time":"2025-12-17T11:34:54","percent_change":0.0,"prev_day_close":659.150024414062},{"option":"SPXW260220P06215000","bid":0.15,"bid_size":25.0,"ask":0.2,"ask_size":8.0,"iv":0.5663,"open_interest":143.0,"volume":10.0,"delta":-0.0027,"gamma":0.0,"vega":0.0357,"theta":-0.1826,"rho":-0.0014,"theo":0.1819,"change":-0.2,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:19:51","percent_change":-40.0,"prev_day_close":0.200000002980232},{"option":"SPXW260220C06220000","bid":633.5,"bid_size":3.0,"ask":638.5,"ask_size":3.0,"iv":0.6005,"open_interest":7.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0365,"theta":0.0,"rho":0.5092,"theo":635.8452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":622.47,"last_trade_time":"2026-02-13T10:26:51","percent_change":0.0,"prev_day_close":654.400024414062},{"option":"SPXW260220P06220000","bid":0.15,"bid_size":33.0,"ask":0.25,"ask_size":147.0,"iv":0.5693,"open_interest":1560.0,"volume":65.0,"delta":-0.0027,"gamma":0.0,"vega":0.0365,"theta":-0.1858,"rho":-0.0015,"theo":0.1852,"change":-0.2,"open":0.35,"high":0.4,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:18:02","percent_change":-40.0,"prev_day_close":0.225000001490116},{"option":"SPXW260220C06225000","bid":628.5,"bid_size":3.0,"ask":633.4,"ask_size":3.0,"iv":0.5858,"open_interest":4.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0372,"theta":0.0,"rho":0.5096,"theo":630.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":621.23,"last_trade_time":"2025-10-17T10:38:01","percent_change":0.0,"prev_day_close":650.549987792969},{"option":"SPXW260220P06225000","bid":0.15,"bid_size":33.0,"ask":0.25,"ask_size":146.0,"iv":0.5651,"open_interest":394.0,"volume":0.0,"delta":-0.0028,"gamma":0.0,"vega":0.0372,"theta":-0.1892,"rho":-0.0015,"theo":0.1885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-17T11:08:42","percent_change":0.0,"prev_day_close":0.225000001490116},{"option":"SPXW260220C06230000","bid":623.5,"bid_size":3.0,"ask":628.4,"ask_size":3.0,"iv":0.5811,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.038,"theta":0.0,"rho":0.51,"theo":625.8555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.549987792969},{"option":"SPXW260220P06230000","bid":0.15,"bid_size":117.0,"ask":0.25,"ask_size":93.0,"iv":0.5608,"open_interest":3050.0,"volume":2.0,"delta":-0.0028,"gamma":0.0,"vega":0.0379,"theta":-0.1926,"rho":-0.0015,"theo":0.1919,"change":-0.225,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T11:47:22","percent_change":-42.8571,"prev_day_close":0.225000001490116},{"option":"SPXW260220C06235000","bid":620.5,"bid_size":1.0,"ask":621.4,"ask_size":1.0,"iv":0.5652,"open_interest":900.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0388,"theta":0.0,"rho":0.5104,"theo":620.8607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":731.76,"last_trade_time":"2026-02-09T15:41:27","percent_change":0.0,"prev_day_close":641.149993896484},{"option":"SPXW260220P06235000","bid":0.15,"bid_size":120.0,"ask":0.25,"ask_size":93.0,"iv":0.5566,"open_interest":246.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.0387,"theta":-0.1961,"rho":-0.0016,"theo":0.1954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-17T11:02:28","percent_change":0.0,"prev_day_close":0.225000001490116},{"option":"SPXW260220C06240000","bid":613.4,"bid_size":3.0,"ask":618.4,"ask_size":3.0,"iv":0.5093,"open_interest":5.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0396,"theta":0.0,"rho":0.5108,"theo":615.8661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":609.48,"last_trade_time":"2026-02-17T11:24:26","percent_change":0.0,"prev_day_close":635.799987792969},{"option":"SPXW260220P06240000","bid":0.15,"bid_size":124.0,"ask":0.25,"ask_size":92.0,"iv":0.5523,"open_interest":5896.0,"volume":146.0,"delta":-0.003,"gamma":0.0,"vega":0.0395,"theta":-0.1997,"rho":-0.0016,"theo":0.199,"change":-0.2,"open":0.35,"high":0.35,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T10:52:24","percent_change":-36.3636,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06245000","bid":608.4,"bid_size":3.0,"ask":613.4,"ask_size":3.0,"iv":0.5044,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.0404,"theta":0.0,"rho":0.5111,"theo":610.8715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":629.400024414062},{"option":"SPXW260220P06245000","bid":0.15,"bid_size":122.0,"ask":0.25,"ask_size":32.0,"iv":0.548,"open_interest":100.0,"volume":118.0,"delta":-0.003,"gamma":0.0,"vega":0.0403,"theta":-0.2034,"rho":-0.0016,"theo":0.2027,"change":-0.2,"open":0.35,"high":0.35,"low":0.3,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:09:01","percent_change":-36.3636,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06250000","bid":603.5,"bid_size":3.0,"ask":608.4,"ask_size":3.0,"iv":0.5621,"open_interest":40.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0412,"theta":0.0,"rho":0.5115,"theo":605.8771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":584.25,"last_trade_time":"2026-02-17T11:11:24","percent_change":0.0,"prev_day_close":625.549987792969},{"option":"SPXW260220P06250000","bid":0.2,"bid_size":9.0,"ask":0.25,"ask_size":17.0,"iv":0.5502,"open_interest":1743.0,"volume":137.0,"delta":-0.0031,"gamma":0.0,"vega":0.0412,"theta":-0.2073,"rho":-0.0017,"theo":0.2065,"change":-0.35,"open":0.4,"high":0.4,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:53:30","percent_change":-63.6364,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06255000","bid":598.2,"bid_size":3.0,"ask":603.4,"ask_size":3.0,"iv":0.5168,"open_interest":4.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0421,"theta":-0.0013,"rho":0.5119,"theo":600.8827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":673.38,"last_trade_time":"2025-12-22T10:52:50","percent_change":0.0,"prev_day_close":619.899993896484},{"option":"SPXW260220P06255000","bid":0.2,"bid_size":8.0,"ask":0.25,"ask_size":17.0,"iv":0.5458,"open_interest":164.0,"volume":49.0,"delta":-0.0032,"gamma":0.0,"vega":0.042,"theta":-0.2112,"rho":-0.0017,"theo":0.2104,"change":-0.3,"open":0.35,"high":0.35,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:39:43","percent_change":-54.5455,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06260000","bid":593.2,"bid_size":3.0,"ask":598.5,"ask_size":3.0,"iv":0.5284,"open_interest":119.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.043,"theta":-0.0071,"rho":0.5122,"theo":595.8885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":685.83,"last_trade_time":"2026-01-30T11:59:12","percent_change":0.0,"prev_day_close":615.850006103516},{"option":"SPXW260220P06260000","bid":0.2,"bid_size":8.0,"ask":0.25,"ask_size":8.0,"iv":0.5416,"open_interest":187.0,"volume":73.0,"delta":-0.0032,"gamma":0.0,"vega":0.0429,"theta":-0.2152,"rho":-0.0018,"theo":0.2144,"change":-0.35,"open":0.41,"high":0.41,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:54:04","percent_change":-63.6364,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06265000","bid":588.5,"bid_size":3.0,"ask":593.5,"ask_size":4.0,"iv":0.5236,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.0439,"theta":-0.013,"rho":0.5126,"theo":590.8944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":610.449981689453},{"option":"SPXW260220P06265000","bid":0.2,"bid_size":24.0,"ask":0.25,"ask_size":8.0,"iv":0.5372,"open_interest":155.0,"volume":45.0,"delta":-0.0033,"gamma":0.0,"vega":0.0438,"theta":-0.2193,"rho":-0.0018,"theo":0.2185,"change":-0.375,"open":0.35,"high":0.35,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:56:04","percent_change":-65.2174,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06270000","bid":583.6,"bid_size":4.0,"ask":588.4,"ask_size":4.0,"iv":0.5528,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.0448,"theta":-0.019,"rho":0.513,"theo":585.9004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":604.5},{"option":"SPXW260220P06270000","bid":0.2,"bid_size":24.0,"ask":0.25,"ask_size":8.0,"iv":0.533,"open_interest":275.0,"volume":26.0,"delta":-0.0034,"gamma":0.0,"vega":0.0448,"theta":-0.2236,"rho":-0.0018,"theo":0.2228,"change":-0.375,"open":0.33,"high":0.33,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:56:06","percent_change":-65.2174,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06275000","bid":578.6,"bid_size":4.0,"ask":583.4,"ask_size":4.0,"iv":0.5481,"open_interest":2.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.0458,"theta":-0.0251,"rho":0.5133,"theo":580.9065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":564.02,"last_trade_time":"2025-10-14T10:31:42","percent_change":0.0,"prev_day_close":599.649993896484},{"option":"SPXW260220P06275000","bid":0.2,"bid_size":33.0,"ask":0.3,"ask_size":145.0,"iv":0.5343,"open_interest":671.0,"volume":47.0,"delta":-0.0035,"gamma":0.0,"vega":0.0457,"theta":-0.228,"rho":-0.0019,"theo":0.2271,"change":-0.375,"open":0.36,"high":0.36,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:50:32","percent_change":-65.2174,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06280000","bid":573.5,"bid_size":4.0,"ask":578.4,"ask_size":4.0,"iv":0.4931,"open_interest":3.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.0468,"theta":-0.0314,"rho":0.5137,"theo":575.9127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":696.63,"last_trade_time":"2026-01-29T15:50:06","percent_change":0.0,"prev_day_close":595.75},{"option":"SPXW260220P06280000","bid":0.2,"bid_size":93.0,"ask":0.3,"ask_size":122.0,"iv":0.53,"open_interest":581.0,"volume":81.0,"delta":-0.0036,"gamma":0.0,"vega":0.0467,"theta":-0.2325,"rho":-0.0019,"theo":0.2316,"change":-0.4,"open":0.36,"high":0.36,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:12:52","percent_change":-66.6667,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06285000","bid":568.6,"bid_size":4.0,"ask":573.4,"ask_size":4.0,"iv":0.5386,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.0478,"theta":-0.0378,"rho":0.5141,"theo":570.9191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":589.549987792969},{"option":"SPXW260220P06285000","bid":0.2,"bid_size":146.0,"ask":0.3,"ask_size":121.0,"iv":0.5256,"open_interest":198.0,"volume":13.0,"delta":-0.0036,"gamma":0.0,"vega":0.0477,"theta":-0.2371,"rho":-0.002,"theo":0.2363,"change":-0.4,"open":0.4,"high":0.4,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:01:44","percent_change":-66.6667,"prev_day_close":0.250000007450581},{"option":"SPXW260220C06290000","bid":563.6,"bid_size":4.0,"ask":568.5,"ask_size":4.0,"iv":0.5424,"open_interest":3.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.0488,"theta":-0.0444,"rho":0.5144,"theo":565.9256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":686.73,"last_trade_time":"2026-01-29T15:50:06","percent_change":0.0,"prev_day_close":584.549987792969},{"option":"SPXW260220P06290000","bid":0.2,"bid_size":148.0,"ask":0.3,"ask_size":31.0,"iv":0.5213,"open_interest":238.0,"volume":35.0,"delta":-0.0037,"gamma":0.0,"vega":0.0488,"theta":-0.2419,"rho":-0.002,"theo":0.241,"change":-0.4,"open":0.4,"high":0.4,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:01:44","percent_change":-66.6667,"prev_day_close":0.275000005960464},{"option":"SPXW260220C06295000","bid":558.7,"bid_size":4.0,"ask":563.5,"ask_size":4.0,"iv":0.5454,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.0499,"theta":-0.051,"rho":0.5148,"theo":560.9323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.75},{"option":"SPXW260220P06295000","bid":0.2,"bid_size":150.0,"ask":0.3,"ask_size":16.0,"iv":0.517,"open_interest":285.0,"volume":28.0,"delta":-0.0038,"gamma":0.0,"vega":0.0498,"theta":-0.2468,"rho":-0.0021,"theo":0.2459,"change":-0.225,"open":0.35,"high":0.4,"low":0.35,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:09:01","percent_change":-36.0,"prev_day_close":0.275000005960464},{"option":"SPXW260220C06300000","bid":553.8,"bid_size":3.0,"ask":558.4,"ask_size":3.0,"iv":0.5406,"open_interest":44.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.051,"theta":-0.0579,"rho":0.5152,"theo":555.9391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":534.6,"last_trade_time":"2026-02-17T11:11:24","percent_change":0.0,"prev_day_close":575.75},{"option":"SPXW260220P06300000","bid":0.25,"bid_size":8.0,"ask":0.3,"ask_size":16.0,"iv":0.5177,"open_interest":1504.0,"volume":187.0,"delta":-0.0039,"gamma":0.0,"vega":0.0509,"theta":-0.2519,"rho":-0.0021,"theo":0.251,"change":-0.405,"open":0.4,"high":0.5,"low":0.22,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-18T16:13:17","percent_change":-64.8,"prev_day_close":0.275000005960464},{"option":"SPXW260220C06305000","bid":548.8,"bid_size":3.0,"ask":553.4,"ask_size":3.0,"iv":0.5358,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":0.0521,"theta":-0.0649,"rho":0.5155,"theo":550.9461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.599975585938},{"option":"SPXW260220P06305000","bid":0.25,"bid_size":8.0,"ask":0.3,"ask_size":8.0,"iv":0.5134,"open_interest":204.0,"volume":30.0,"delta":-0.004,"gamma":0.0,"vega":0.052,"theta":-0.2572,"rho":-0.0022,"theo":0.2562,"change":-0.375,"open":0.4,"high":0.4,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:46:42","percent_change":-60.0,"prev_day_close":0.275000005960464},{"option":"SPXW260220C06310000","bid":543.8,"bid_size":3.0,"ask":548.4,"ask_size":3.0,"iv":0.531,"open_interest":9.0,"volume":0.0,"delta":0.9958,"gamma":0.0001,"vega":0.0533,"theta":-0.0721,"rho":0.5159,"theo":545.9532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":648.13,"last_trade_time":"2026-01-30T11:13:51","percent_change":0.0,"prev_day_close":565.75},{"option":"SPXW260220P06310000","bid":0.25,"bid_size":23.0,"ask":0.3,"ask_size":8.0,"iv":0.509,"open_interest":158.0,"volume":20.0,"delta":-0.0041,"gamma":0.0001,"vega":0.0532,"theta":-0.2626,"rho":-0.0022,"theo":0.2616,"change":-0.4,"open":0.38,"high":0.4,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:57:45","percent_change":-61.5385,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06315000","bid":538.8,"bid_size":3.0,"ask":543.4,"ask_size":3.0,"iv":0.5262,"open_interest":6.0,"volume":0.0,"delta":0.9957,"gamma":0.0001,"vega":0.0545,"theta":-0.0794,"rho":0.5162,"theo":540.9606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":650.73,"last_trade_time":"2026-01-30T14:06:26","percent_change":0.0,"prev_day_close":559.350006103516},{"option":"SPXW260220P06315000","bid":0.25,"bid_size":92.0,"ask":0.3,"ask_size":8.0,"iv":0.5046,"open_interest":165.0,"volume":41.0,"delta":-0.0042,"gamma":0.0001,"vega":0.0544,"theta":-0.2682,"rho":-0.0023,"theo":0.2672,"change":-0.35,"open":0.4,"high":0.4,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:42:42","percent_change":-53.8462,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06320000","bid":533.9,"bid_size":3.0,"ask":538.4,"ask_size":4.0,"iv":0.5284,"open_interest":11.0,"volume":0.0,"delta":0.9956,"gamma":0.0001,"vega":0.0557,"theta":-0.087,"rho":0.5166,"theo":535.9681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":511.05,"last_trade_time":"2026-02-13T15:40:18","percent_change":0.0,"prev_day_close":554.949981689453},{"option":"SPXW260220P06320000","bid":0.25,"bid_size":92.0,"ask":0.35,"ask_size":92.0,"iv":0.5049,"open_interest":408.0,"volume":124.0,"delta":-0.0043,"gamma":0.0001,"vega":0.0556,"theta":-0.2739,"rho":-0.0024,"theo":0.2729,"change":-0.4,"open":0.4,"high":0.4,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:47:47","percent_change":-61.5385,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06325000","bid":528.9,"bid_size":3.0,"ask":533.4,"ask_size":4.0,"iv":0.5236,"open_interest":173.0,"volume":0.0,"delta":0.9955,"gamma":0.0001,"vega":0.057,"theta":-0.0947,"rho":0.5169,"theo":530.9758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":634.37,"last_trade_time":"2026-02-09T10:34:50","percent_change":0.0,"prev_day_close":549.649993896484},{"option":"SPXW260220P06325000","bid":0.25,"bid_size":114.0,"ask":0.35,"ask_size":31.0,"iv":0.5005,"open_interest":401.0,"volume":57.0,"delta":-0.0044,"gamma":0.0001,"vega":0.0569,"theta":-0.2799,"rho":-0.0024,"theo":0.2789,"change":-0.415,"open":0.42,"high":0.45,"low":0.25,"tick":"up","last_trade_price":0.26,"last_trade_time":"2026-02-18T15:56:53","percent_change":-61.4815,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06330000","bid":523.9,"bid_size":4.0,"ask":528.4,"ask_size":4.0,"iv":0.5188,"open_interest":1.0,"volume":0.0,"delta":0.9954,"gamma":0.0001,"vega":0.0584,"theta":-0.1026,"rho":0.5173,"theo":525.9837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":604.1,"last_trade_time":"2025-12-03T09:56:39","percent_change":0.0,"prev_day_close":545.0},{"option":"SPXW260220P06330000","bid":0.25,"bid_size":143.0,"ask":0.35,"ask_size":31.0,"iv":0.4961,"open_interest":332.0,"volume":95.0,"delta":-0.0045,"gamma":0.0001,"vega":0.0583,"theta":-0.2861,"rho":-0.0025,"theo":0.285,"change":-0.425,"open":0.5,"high":0.5,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:54:42","percent_change":-62.963,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06335000","bid":519.0,"bid_size":4.0,"ask":523.4,"ask_size":4.0,"iv":0.5203,"open_interest":5.0,"volume":0.0,"delta":0.9953,"gamma":0.0001,"vega":0.0598,"theta":-0.1108,"rho":0.5176,"theo":520.9918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":643.17,"last_trade_time":"2026-02-09T11:45:17","percent_change":0.0,"prev_day_close":539.700012207031},{"option":"SPXW260220P06335000","bid":0.3,"bid_size":8.0,"ask":0.35,"ask_size":16.0,"iv":0.4956,"open_interest":123.0,"volume":7.0,"delta":-0.0047,"gamma":0.0001,"vega":0.0598,"theta":-0.2929,"rho":-0.0026,"theo":0.2919,"change":-0.45,"open":0.42,"high":0.42,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:50:09","percent_change":-64.2857,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06340000","bid":514.0,"bid_size":4.0,"ask":518.4,"ask_size":4.0,"iv":0.5154,"open_interest":1.0,"volume":0.0,"delta":0.9952,"gamma":0.0001,"vega":0.0612,"theta":-0.1191,"rho":0.518,"theo":516.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":665.92,"last_trade_time":"2026-01-27T11:18:59","percent_change":0.0,"prev_day_close":534.549987792969},{"option":"SPXW260220P06340000","bid":0.3,"bid_size":8.0,"ask":0.35,"ask_size":8.0,"iv":0.4912,"open_interest":388.0,"volume":67.0,"delta":-0.0048,"gamma":0.0001,"vega":0.0612,"theta":-0.2996,"rho":-0.0026,"theo":0.2985,"change":-0.45,"open":0.55,"high":0.55,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:50:09","percent_change":-64.2857,"prev_day_close":0.299999997019768},{"option":"SPXW260220C06345000","bid":508.9,"bid_size":4.0,"ask":513.4,"ask_size":4.0,"iv":0.5044,"open_interest":0.0,"volume":0.0,"delta":0.995,"gamma":0.0001,"vega":0.0627,"theta":-0.1277,"rho":0.5183,"theo":511.0087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":530.700012207031},{"option":"SPXW260220P06345000","bid":0.3,"bid_size":31.0,"ask":0.35,"ask_size":8.0,"iv":0.4867,"open_interest":272.0,"volume":0.0,"delta":-0.0049,"gamma":0.0001,"vega":0.0627,"theta":-0.3064,"rho":-0.0027,"theo":0.3053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-17T15:59:30","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260220C06350000","bid":504.0,"bid_size":4.0,"ask":508.4,"ask_size":4.0,"iv":0.5058,"open_interest":191.0,"volume":0.0,"delta":0.9949,"gamma":0.0001,"vega":0.0642,"theta":-0.1366,"rho":0.5186,"theo":506.0175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":591.27,"last_trade_time":"2026-01-30T12:04:28","percent_change":0.0,"prev_day_close":524.600006103516},{"option":"SPXW260220P06350000","bid":0.3,"bid_size":102.0,"ask":0.4,"ask_size":143.0,"iv":0.4862,"open_interest":1059.0,"volume":118.0,"delta":-0.0051,"gamma":0.0001,"vega":0.0642,"theta":-0.3135,"rho":-0.0028,"theo":0.3124,"change":-0.505,"open":0.5,"high":0.5,"low":0.22,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-18T15:58:21","percent_change":-69.6552,"prev_day_close":0.325000002980232},{"option":"SPXW260220C06355000","bid":499.0,"bid_size":4.0,"ask":503.4,"ask_size":4.0,"iv":0.501,"open_interest":6.0,"volume":0.0,"delta":0.9948,"gamma":0.0001,"vega":0.0658,"theta":-0.1457,"rho":0.519,"theo":501.0266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":604.89,"last_trade_time":"2026-02-09T10:34:50","percent_change":0.0,"prev_day_close":519.699996948242},{"option":"SPXW260220P06355000","bid":0.3,"bid_size":121.0,"ask":0.4,"ask_size":90.0,"iv":0.4818,"open_interest":205.0,"volume":26.0,"delta":-0.0052,"gamma":0.0001,"vega":0.0658,"theta":-0.3209,"rho":-0.0028,"theo":0.3198,"change":-0.45,"open":0.62,"high":0.62,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:46:42","percent_change":-60.0,"prev_day_close":0.325000002980232},{"option":"SPXW260220C06360000","bid":493.9,"bid_size":4.0,"ask":498.4,"ask_size":4.0,"iv":0.49,"open_interest":1.0,"volume":0.0,"delta":0.9946,"gamma":0.0001,"vega":0.0675,"theta":-0.1552,"rho":0.5193,"theo":496.036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":571.62,"last_trade_time":"2025-10-20T15:15:54","percent_change":0.0,"prev_day_close":514.949996948242},{"option":"SPXW260220P06360000","bid":0.3,"bid_size":141.0,"ask":0.4,"ask_size":16.0,"iv":0.4773,"open_interest":700.0,"volume":22.0,"delta":-0.0053,"gamma":0.0001,"vega":0.0675,"theta":-0.3286,"rho":-0.0029,"theo":0.3274,"change":-0.51,"open":0.5,"high":0.5,"low":0.24,"tick":"down","last_trade_price":0.24,"last_trade_time":"2026-02-18T15:58:18","percent_change":-68.0,"prev_day_close":0.350000008940697},{"option":"SPXW260220C06365000","bid":489.0,"bid_size":4.0,"ask":493.4,"ask_size":4.0,"iv":0.4914,"open_interest":9.0,"volume":0.0,"delta":0.9945,"gamma":0.0001,"vega":0.0692,"theta":-0.1649,"rho":0.5196,"theo":491.0457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":602.23,"last_trade_time":"2026-01-30T14:06:26","percent_change":0.0,"prev_day_close":509.849990844727},{"option":"SPXW260220P06365000","bid":0.3,"bid_size":142.0,"ask":0.4,"ask_size":16.0,"iv":0.4728,"open_interest":484.0,"volume":26.0,"delta":-0.0055,"gamma":0.0001,"vega":0.0692,"theta":-0.3366,"rho":-0.003,"theo":0.3354,"change":-0.355,"open":0.55,"high":0.55,"low":0.42,"tick":"down","last_trade_price":0.42,"last_trade_time":"2026-02-18T11:33:34","percent_change":-45.8065,"prev_day_close":0.350000008940697},{"option":"SPXW260220C06370000","bid":484.0,"bid_size":4.0,"ask":488.3,"ask_size":4.0,"iv":0.4804,"open_interest":7.0,"volume":0.0,"delta":0.9943,"gamma":0.0001,"vega":0.071,"theta":-0.175,"rho":0.5199,"theo":486.0558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":608.44,"last_trade_time":"2026-02-09T11:45:17","percent_change":0.0,"prev_day_close":504.800003051758},{"option":"SPXW260220P06370000","bid":0.35,"bid_size":23.0,"ask":0.4,"ask_size":8.0,"iv":0.472,"open_interest":612.0,"volume":20.0,"delta":-0.0056,"gamma":0.0001,"vega":0.071,"theta":-0.3449,"rho":-0.0031,"theo":0.3436,"change":-0.1,"open":0.47,"high":0.47,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:59:46","percent_change":-28.5714,"prev_day_close":0.350000008940697},{"option":"SPXW260220C06375000","bid":479.0,"bid_size":4.0,"ask":483.4,"ask_size":4.0,"iv":0.4817,"open_interest":14.0,"volume":0.0,"delta":0.9941,"gamma":0.0001,"vega":0.0728,"theta":-0.1854,"rho":0.5203,"theo":481.0661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":592.19,"last_trade_time":"2026-01-30T14:26:42","percent_change":0.0,"prev_day_close":501.149993896484},{"option":"SPXW260220P06375000","bid":0.35,"bid_size":31.0,"ask":0.45,"ask_size":121.0,"iv":0.471,"open_interest":1153.0,"volume":25.0,"delta":-0.0058,"gamma":0.0001,"vega":0.0728,"theta":-0.3535,"rho":-0.0032,"theo":0.3523,"change":-0.1,"open":0.52,"high":0.52,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:54:01","percent_change":-28.5714,"prev_day_close":0.350000008940697},{"option":"SPXW260220C06380000","bid":474.0,"bid_size":4.0,"ask":478.4,"ask_size":4.0,"iv":0.4769,"open_interest":1.0,"volume":0.0,"delta":0.994,"gamma":0.0001,"vega":0.0748,"theta":-0.1961,"rho":0.5206,"theo":476.0769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":567.18,"last_trade_time":"2025-12-22T15:57:35","percent_change":0.0,"prev_day_close":495.699996948242},{"option":"SPXW260220P06380000","bid":0.35,"bid_size":90.0,"ask":0.45,"ask_size":90.0,"iv":0.4664,"open_interest":425.0,"volume":49.0,"delta":-0.006,"gamma":0.0001,"vega":0.0748,"theta":-0.3626,"rho":-0.0033,"theo":0.3613,"change":-0.525,"open":0.5,"high":0.5,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:50:07","percent_change":-63.6364,"prev_day_close":0.350000008940697},{"option":"SPXW260220C06385000","bid":469.1,"bid_size":4.0,"ask":473.4,"ask_size":4.0,"iv":0.4777,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0001,"vega":0.0767,"theta":-0.2073,"rho":0.5209,"theo":471.088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.350006103516},{"option":"SPXW260220P06385000","bid":0.35,"bid_size":141.0,"ask":0.45,"ask_size":31.0,"iv":0.4619,"open_interest":218.0,"volume":34.0,"delta":-0.0062,"gamma":0.0001,"vega":0.0767,"theta":-0.372,"rho":-0.0034,"theo":0.3706,"change":-0.55,"open":0.59,"high":0.59,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:56:04","percent_change":-64.7059,"prev_day_close":0.375},{"option":"SPXW260220C06390000","bid":464.0,"bid_size":4.0,"ask":468.5,"ask_size":4.0,"iv":0.4729,"open_interest":11.0,"volume":1.0,"delta":0.9936,"gamma":0.0001,"vega":0.0788,"theta":-0.2189,"rho":0.5212,"theo":466.0995,"change":12.16,"open":472.86,"high":472.86,"low":472.86,"tick":"up","last_trade_price":472.86,"last_trade_time":"2026-02-18T15:17:53","percent_change":2.63946,"prev_day_close":484.800003051758},{"option":"SPXW260220P06390000","bid":0.35,"bid_size":141.0,"ask":0.45,"ask_size":16.0,"iv":0.4574,"open_interest":244.0,"volume":104.0,"delta":-0.0064,"gamma":0.0001,"vega":0.0788,"theta":-0.3818,"rho":-0.0035,"theo":0.3804,"change":-0.5,"open":0.6,"high":0.6,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:56:04","percent_change":-58.8235,"prev_day_close":0.375},{"option":"SPXW260220C06395000","bid":459.1,"bid_size":4.0,"ask":463.5,"ask_size":4.0,"iv":0.4732,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0001,"vega":0.0809,"theta":-0.2309,"rho":0.5215,"theo":461.1115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":479.400009155273},{"option":"SPXW260220P06395000","bid":0.4,"bid_size":31.0,"ask":0.5,"ask_size":141.0,"iv":0.4591,"open_interest":1108.0,"volume":1008.0,"delta":-0.0065,"gamma":0.0001,"vega":0.0809,"theta":-0.3921,"rho":-0.0036,"theo":0.3906,"change":-0.525,"open":0.58,"high":0.73,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:46:42","percent_change":-60.0,"prev_day_close":0.399999991059303},{"option":"SPXW260220C06400000","bid":454.1,"bid_size":4.0,"ask":458.4,"ask_size":4.0,"iv":0.4632,"open_interest":47.0,"volume":3.0,"delta":0.9932,"gamma":0.0001,"vega":0.0831,"theta":-0.2433,"rho":0.5218,"theo":456.1239,"change":50.67,"open":501.37,"high":501.37,"low":501.37,"tick":"no_change","last_trade_price":501.37,"last_trade_time":"2026-02-18T10:45:42","percent_change":11.2425,"prev_day_close":474.699996948242},{"option":"SPXW260220P06400000","bid":0.4,"bid_size":30.0,"ask":0.5,"ask_size":149.0,"iv":0.4545,"open_interest":2819.0,"volume":479.0,"delta":-0.0067,"gamma":0.0001,"vega":0.0831,"theta":-0.4028,"rho":-0.0037,"theo":0.4013,"change":0.14,"open":0.65,"high":0.75,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:56:04","percent_change":35.0,"prev_day_close":0.399999991059303},{"option":"SPXW260220C06405000","bid":449.1,"bid_size":4.0,"ask":453.5,"ask_size":4.0,"iv":0.4635,"open_interest":3.0,"volume":0.0,"delta":0.993,"gamma":0.0001,"vega":0.0854,"theta":-0.2563,"rho":0.5221,"theo":451.1368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":598.94,"last_trade_time":"2026-02-02T14:05:07","percent_change":0.0,"prev_day_close":469.899993896484},{"option":"SPXW260220P06405000","bid":0.4,"bid_size":119.0,"ask":0.5,"ask_size":89.0,"iv":0.45,"open_interest":317.0,"volume":51.0,"delta":-0.007,"gamma":0.0001,"vega":0.0854,"theta":-0.414,"rho":-0.0038,"theo":0.4125,"change":-0.1,"open":0.65,"high":0.65,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:49:58","percent_change":-25.0,"prev_day_close":0.399999991059303},{"option":"SPXW260220C06410000","bid":444.2,"bid_size":4.0,"ask":448.4,"ask_size":4.0,"iv":0.4587,"open_interest":10.0,"volume":0.0,"delta":0.9928,"gamma":0.0001,"vega":0.0878,"theta":-0.2698,"rho":0.5224,"theo":446.1502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":557.48,"last_trade_time":"2025-11-28T10:52:40","percent_change":0.0,"prev_day_close":464.849990844727},{"option":"SPXW260220P06410000","bid":0.4,"bid_size":138.0,"ask":0.5,"ask_size":15.0,"iv":0.4454,"open_interest":439.0,"volume":38.0,"delta":-0.0072,"gamma":0.0001,"vega":0.0878,"theta":-0.4257,"rho":-0.0039,"theo":0.4242,"change":-0.66,"open":0.7,"high":0.7,"low":0.29,"tick":"down","last_trade_price":0.29,"last_trade_time":"2026-02-18T15:58:18","percent_change":-69.4737,"prev_day_close":0.399999991059303},{"option":"SPXW260220C06415000","bid":439.2,"bid_size":4.0,"ask":443.5,"ask_size":4.0,"iv":0.4586,"open_interest":2.0,"volume":0.0,"delta":0.9925,"gamma":0.0001,"vega":0.0902,"theta":-0.2838,"rho":0.5227,"theo":441.1642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":404.21,"last_trade_time":"2025-11-21T11:50:34","percent_change":0.0,"prev_day_close":460.25},{"option":"SPXW260220P06415000","bid":0.45,"bid_size":30.0,"ask":0.55,"ask_size":138.0,"iv":0.4464,"open_interest":271.0,"volume":20.0,"delta":-0.0074,"gamma":0.0001,"vega":0.0902,"theta":-0.438,"rho":-0.0041,"theo":0.4364,"change":-0.625,"open":0.4,"high":0.4,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:48:39","percent_change":-64.1026,"prev_day_close":0.399999991059303},{"option":"SPXW260220C06420000","bid":434.2,"bid_size":4.0,"ask":438.4,"ask_size":4.0,"iv":0.449,"open_interest":105.0,"volume":0.0,"delta":0.9923,"gamma":0.0001,"vega":0.0929,"theta":-0.2984,"rho":0.523,"theo":436.1788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":379.7,"last_trade_time":"2025-11-21T10:22:58","percent_change":0.0,"prev_day_close":455.199996948242},{"option":"SPXW260220P06420000","bid":0.45,"bid_size":30.0,"ask":0.55,"ask_size":107.0,"iv":0.4418,"open_interest":809.0,"volume":171.0,"delta":-0.0076,"gamma":0.0001,"vega":0.0929,"theta":-0.4509,"rho":-0.0042,"theo":0.4493,"change":-0.65,"open":0.75,"high":0.75,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:49:39","percent_change":-65.0,"prev_day_close":0.424999997019768},{"option":"SPXW260220C06425000","bid":429.2,"bid_size":4.0,"ask":433.5,"ask_size":4.0,"iv":0.4488,"open_interest":14.0,"volume":0.0,"delta":0.992,"gamma":0.0001,"vega":0.0956,"theta":-0.3137,"rho":0.5232,"theo":431.194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":428.91,"last_trade_time":"2026-02-17T15:21:03","percent_change":0.0,"prev_day_close":449.849990844727},{"option":"SPXW260220P06425000","bid":0.45,"bid_size":88.0,"ask":0.55,"ask_size":30.0,"iv":0.4371,"open_interest":590.0,"volume":131.0,"delta":-0.0079,"gamma":0.0001,"vega":0.0956,"theta":-0.4644,"rho":-0.0043,"theo":0.4627,"change":-0.05,"open":0.65,"high":0.65,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:58:21","percent_change":-11.1111,"prev_day_close":0.450000002980232},{"option":"SPXW260220C06430000","bid":424.2,"bid_size":4.0,"ask":428.4,"ask_size":4.0,"iv":0.4392,"open_interest":3.0,"volume":0.0,"delta":0.9918,"gamma":0.0001,"vega":0.0985,"theta":-0.3296,"rho":0.5235,"theo":426.2099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":372.6,"last_trade_time":"2025-11-21T10:22:58","percent_change":0.0,"prev_day_close":446.100006103516},{"option":"SPXW260220P06430000","bid":0.45,"bid_size":138.0,"ask":0.55,"ask_size":15.0,"iv":0.4325,"open_interest":787.0,"volume":55.0,"delta":-0.0082,"gamma":0.0001,"vega":0.0985,"theta":-0.4786,"rho":-0.0045,"theo":0.4769,"change":-0.7,"open":0.6,"high":0.67,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:53:22","percent_change":-66.6667,"prev_day_close":0.450000002980232},{"option":"SPXW260220C06435000","bid":419.3,"bid_size":4.0,"ask":423.5,"ask_size":4.0,"iv":0.4434,"open_interest":0.0,"volume":0.0,"delta":0.9915,"gamma":0.0001,"vega":0.1015,"theta":-0.3463,"rho":0.5237,"theo":421.2265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.74,"last_trade_time":"2026-02-13T10:16:15","percent_change":0.0,"prev_day_close":440.800003051758},{"option":"SPXW260220P06435000","bid":0.5,"bid_size":30.0,"ask":0.6,"ask_size":137.0,"iv":0.4329,"open_interest":285.0,"volume":6.0,"delta":-0.0085,"gamma":0.0001,"vega":0.1015,"theta":-0.4935,"rho":-0.0046,"theo":0.4917,"change":-0.35,"open":0.95,"high":0.95,"low":0.59,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T14:58:01","percent_change":-31.8182,"prev_day_close":0.450000002980232},{"option":"SPXW260220C06440000","bid":414.3,"bid_size":4.0,"ask":418.5,"ask_size":4.0,"iv":0.4385,"open_interest":10.0,"volume":1.0,"delta":0.9912,"gamma":0.0001,"vega":0.1047,"theta":-0.3638,"rho":0.524,"theo":416.2439,"change":51.65,"open":464.2,"high":464.2,"low":464.2,"tick":"down","last_trade_price":464.2,"last_trade_time":"2026-02-18T11:18:29","percent_change":12.5197,"prev_day_close":434.75},{"option":"SPXW260220P06440000","bid":0.5,"bid_size":98.0,"ask":0.6,"ask_size":88.0,"iv":0.4282,"open_interest":296.0,"volume":36.0,"delta":-0.0088,"gamma":0.0001,"vega":0.1047,"theta":-0.5092,"rho":-0.0048,"theo":0.5074,"change":-0.425,"open":0.75,"high":0.75,"low":0.55,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:09:01","percent_change":-37.7778,"prev_day_close":0.450000002980232},{"option":"SPXW260220C06445000","bid":409.3,"bid_size":4.0,"ask":413.6,"ask_size":4.0,"iv":0.4377,"open_interest":1.0,"volume":0.0,"delta":0.9909,"gamma":0.0001,"vega":0.108,"theta":-0.382,"rho":0.5242,"theo":411.2621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.6,"last_trade_time":"2025-11-21T11:00:38","percent_change":0.0,"prev_day_close":431.350006103516},{"option":"SPXW260220P06445000","bid":0.5,"bid_size":115.0,"ask":0.6,"ask_size":15.0,"iv":0.4236,"open_interest":405.0,"volume":25.0,"delta":-0.0091,"gamma":0.0001,"vega":0.108,"theta":-0.5257,"rho":-0.005,"theo":0.5239,"change":-0.8,"open":0.85,"high":0.85,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:58:11","percent_change":-69.5652,"prev_day_close":0.5},{"option":"SPXW260220C06450000","bid":404.3,"bid_size":4.0,"ask":408.6,"ask_size":4.0,"iv":0.4328,"open_interest":23.0,"volume":3.0,"delta":0.9906,"gamma":0.0001,"vega":0.1114,"theta":-0.4012,"rho":0.5244,"theo":406.2812,"change":49.26,"open":451.91,"high":451.91,"low":451.91,"tick":"no_change","last_trade_price":451.91,"last_trade_time":"2026-02-18T10:45:42","percent_change":12.2339,"prev_day_close":424.699996948242},{"option":"SPXW260220P06450000","bid":0.55,"bid_size":30.0,"ask":0.65,"ask_size":144.0,"iv":0.4235,"open_interest":2211.0,"volume":449.0,"delta":-0.0094,"gamma":0.0001,"vega":0.1114,"theta":-0.5432,"rho":-0.0052,"theo":0.5412,"change":-0.88,"open":0.96,"high":1.05,"low":0.32,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T15:58:21","percent_change":-73.3333,"prev_day_close":0.5},{"option":"SPXW260220C06455000","bid":399.4,"bid_size":4.0,"ask":403.6,"ask_size":4.0,"iv":0.4317,"open_interest":8.0,"volume":0.0,"delta":0.9902,"gamma":0.0001,"vega":0.115,"theta":-0.4214,"rho":0.5247,"theo":401.3013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":489.67,"last_trade_time":"2026-01-29T10:30:41","percent_change":0.0,"prev_day_close":420.850006103516},{"option":"SPXW260220P06455000","bid":0.55,"bid_size":87.0,"ask":0.65,"ask_size":87.0,"iv":0.4188,"open_interest":409.0,"volume":80.0,"delta":-0.0097,"gamma":0.0001,"vega":0.115,"theta":-0.5616,"rho":-0.0054,"theo":0.5596,"change":-0.9,"open":0.6,"high":0.7,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:59:43","percent_change":-72.0,"prev_day_close":0.5},{"option":"SPXW260220C06460000","bid":394.4,"bid_size":4.0,"ask":398.6,"ask_size":4.0,"iv":0.4267,"open_interest":2.0,"volume":0.0,"delta":0.9898,"gamma":0.0001,"vega":0.1188,"theta":-0.4425,"rho":0.5249,"theo":396.3224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.74,"last_trade_time":"2026-02-13T11:40:43","percent_change":0.0,"prev_day_close":415.950012207031},{"option":"SPXW260220P06460000","bid":0.6,"bid_size":8.0,"ask":0.65,"ask_size":7.0,"iv":0.4183,"open_interest":928.0,"volume":95.0,"delta":-0.0101,"gamma":0.0001,"vega":0.1188,"theta":-0.581,"rho":-0.0056,"theo":0.5789,"change":-0.9,"open":0.75,"high":0.75,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:59:44","percent_change":-72.0,"prev_day_close":0.5},{"option":"SPXW260220C06465000","bid":389.4,"bid_size":4.0,"ask":393.6,"ask_size":4.0,"iv":0.4217,"open_interest":12.0,"volume":0.0,"delta":0.9895,"gamma":0.0002,"vega":0.1226,"theta":-0.4648,"rho":0.5251,"theo":391.3446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":459.74,"last_trade_time":"2025-12-16T10:00:43","percent_change":0.0,"prev_day_close":411.150009155273},{"option":"SPXW260220P06465000","bid":0.6,"bid_size":30.0,"ask":0.7,"ask_size":126.0,"iv":0.4136,"open_interest":1005.0,"volume":122.0,"delta":-0.0105,"gamma":0.0002,"vega":0.1226,"theta":-0.6015,"rho":-0.0058,"theo":0.5994,"change":-1.0,"open":0.7,"high":0.85,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:59:36","percent_change":-76.9231,"prev_day_close":0.550000011920929},{"option":"SPXW260220C06470000","bid":384.5,"bid_size":4.0,"ask":388.6,"ask_size":4.0,"iv":0.4204,"open_interest":4.0,"volume":0.0,"delta":0.9891,"gamma":0.0002,"vega":0.1267,"theta":-0.4882,"rho":0.5252,"theo":386.368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":516.6,"last_trade_time":"2026-01-29T09:44:05","percent_change":0.0,"prev_day_close":405.0},{"option":"SPXW260220P06470000","bid":0.6,"bid_size":123.0,"ask":0.7,"ask_size":15.0,"iv":0.4088,"open_interest":1367.0,"volume":173.0,"delta":-0.0109,"gamma":0.0002,"vega":0.1267,"theta":-0.6232,"rho":-0.006,"theo":0.621,"change":-0.05,"open":0.72,"high":0.72,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:59:37","percent_change":-9.09091,"prev_day_close":0.550000011920929},{"option":"SPXW260220C06475000","bid":379.5,"bid_size":4.0,"ask":383.7,"ask_size":4.0,"iv":0.4188,"open_interest":195.0,"volume":0.0,"delta":0.9886,"gamma":0.0002,"vega":0.131,"theta":-0.5129,"rho":0.5254,"theo":381.3926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":378.08,"last_trade_time":"2026-02-17T15:21:03","percent_change":0.0,"prev_day_close":399.949996948242},{"option":"SPXW260220P06475000","bid":0.65,"bid_size":22.0,"ask":0.75,"ask_size":125.0,"iv":0.408,"open_interest":901.0,"volume":61.0,"delta":-0.0113,"gamma":0.0002,"vega":0.131,"theta":-0.6461,"rho":-0.0062,"theo":0.6439,"change":-0.975,"open":1.28,"high":1.28,"low":0.34,"tick":"up","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:05:00","percent_change":-68.4211,"prev_day_close":0.550000011920929},{"option":"SPXW260220C06480000","bid":374.6,"bid_size":4.0,"ask":378.6,"ask_size":4.0,"iv":0.4138,"open_interest":20.0,"volume":0.0,"delta":0.9882,"gamma":0.0002,"vega":0.1355,"theta":-0.5389,"rho":0.5256,"theo":376.4185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":446.97,"last_trade_time":"2025-12-16T10:00:43","percent_change":0.0,"prev_day_close":395.400009155273},{"option":"SPXW260220P06480000","bid":0.65,"bid_size":114.0,"ask":0.75,"ask_size":14.0,"iv":0.4032,"open_interest":873.0,"volume":54.0,"delta":-0.0118,"gamma":0.0002,"vega":0.1355,"theta":-0.6704,"rho":-0.0065,"theo":0.6681,"change":-1.075,"open":1.1,"high":1.25,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:59:43","percent_change":-72.8814,"prev_day_close":0.599999994039536},{"option":"SPXW260220C06485000","bid":369.6,"bid_size":4.0,"ask":373.7,"ask_size":4.0,"iv":0.412,"open_interest":2.0,"volume":0.0,"delta":0.9877,"gamma":0.0002,"vega":0.1402,"theta":-0.5664,"rho":0.5257,"theo":371.4459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":415.0,"last_trade_time":"2025-11-25T10:44:38","percent_change":0.0,"prev_day_close":389.699996948242},{"option":"SPXW260220P06485000","bid":0.7,"bid_size":29.0,"ask":0.8,"ask_size":115.0,"iv":0.402,"open_interest":434.0,"volume":47.0,"delta":-0.0122,"gamma":0.0002,"vega":0.1402,"theta":-0.6961,"rho":-0.0067,"theo":0.6937,"change":-1.1,"open":1.35,"high":1.35,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:59:43","percent_change":-73.3333,"prev_day_close":0.599999994039536},{"option":"SPXW260220C06490000","bid":364.6,"bid_size":4.0,"ask":368.7,"ask_size":4.0,"iv":0.407,"open_interest":11.0,"volume":0.0,"delta":0.9872,"gamma":0.0002,"vega":0.1452,"theta":-0.5953,"rho":0.5259,"theo":366.4747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":479.44,"last_trade_time":"2025-12-08T13:26:38","percent_change":0.0,"prev_day_close":385.349990844727},{"option":"SPXW260220P06490000","bid":0.7,"bid_size":95.0,"ask":0.8,"ask_size":14.0,"iv":0.3972,"open_interest":874.0,"volume":92.0,"delta":-0.0127,"gamma":0.0002,"vega":0.1452,"theta":-0.7232,"rho":-0.007,"theo":0.7208,"change":-1.155,"open":1.25,"high":1.25,"low":0.42,"tick":"down","last_trade_price":0.42,"last_trade_time":"2026-02-18T15:57:47","percent_change":-73.3333,"prev_day_close":0.599999994039536},{"option":"SPXW260220C06495000","bid":359.7,"bid_size":4.0,"ask":363.7,"ask_size":4.0,"iv":0.405,"open_interest":0.0,"volume":0.0,"delta":0.9867,"gamma":0.0002,"vega":0.1504,"theta":-0.6258,"rho":0.526,"theo":361.5052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.900009155273},{"option":"SPXW260220P06495000","bid":0.75,"bid_size":24.0,"ask":0.85,"ask_size":84.0,"iv":0.3958,"open_interest":537.0,"volume":99.0,"delta":-0.0133,"gamma":0.0002,"vega":0.1504,"theta":-0.7521,"rho":-0.0073,"theo":0.7495,"change":-1.125,"open":1.35,"high":1.35,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:52:54","percent_change":-69.2308,"prev_day_close":0.650000005960464},{"option":"SPXW260220C06500000","bid":356.2,"bid_size":1.0,"ask":357.1,"ask_size":1.0,"iv":0.3937,"open_interest":249.0,"volume":0.0,"delta":0.9861,"gamma":0.0002,"vega":0.156,"theta":-0.6582,"rho":0.5261,"theo":356.5374,"change":-14.2,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.82,"last_trade_time":"2026-02-17T09:49:05","percent_change":-3.77058,"prev_day_close":376.599990844727},{"option":"SPXW260220P06500000","bid":0.8,"bid_size":8.0,"ask":0.85,"ask_size":6.0,"iv":0.3909,"open_interest":6398.0,"volume":1898.0,"delta":-0.0138,"gamma":0.0002,"vega":0.156,"theta":-0.7826,"rho":-0.0076,"theo":0.78,"change":0.3,"open":1.29,"high":1.55,"low":0.43,"tick":"up","last_trade_price":0.57,"last_trade_time":"2026-02-18T16:13:17","percent_change":46.1538,"prev_day_close":0.650000005960464},{"option":"SPXW260220C06505000","bid":349.7,"bid_size":4.0,"ask":353.8,"ask_size":4.0,"iv":0.3978,"open_interest":0.0,"volume":0.0,"delta":0.9855,"gamma":0.0002,"vega":0.1618,"theta":-0.6923,"rho":0.5262,"theo":351.5715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.199996948242},{"option":"SPXW260220P06505000","bid":0.8,"bid_size":39.0,"ask":0.9,"ask_size":84.0,"iv":0.3893,"open_interest":390.0,"volume":168.0,"delta":-0.0144,"gamma":0.0002,"vega":0.1618,"theta":-0.8151,"rho":-0.008,"theo":0.8124,"change":0.05,"open":1.55,"high":1.55,"low":0.4,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T16:04:34","percent_change":7.14286,"prev_day_close":0.699999988079071},{"option":"SPXW260220C06510000","bid":344.8,"bid_size":4.0,"ask":348.8,"ask_size":4.0,"iv":0.3955,"open_interest":2.0,"volume":0.0,"delta":0.9849,"gamma":0.0002,"vega":0.1679,"theta":-0.7286,"rho":0.5262,"theo":346.6077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":386.68,"last_trade_time":"2026-01-20T12:59:34","percent_change":0.0,"prev_day_close":368.0},{"option":"SPXW260220P06510000","bid":0.85,"bid_size":29.0,"ask":0.95,"ask_size":116.0,"iv":0.3874,"open_interest":686.0,"volume":281.0,"delta":-0.0151,"gamma":0.0002,"vega":0.1679,"theta":-0.8495,"rho":-0.0083,"theo":0.8468,"change":-1.225,"open":1.44,"high":1.6,"low":0.45,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T16:09:27","percent_change":-67.1233,"prev_day_close":0.699999988079071},{"option":"SPXW260220C06515000","bid":339.8,"bid_size":4.0,"ask":343.9,"ask_size":4.0,"iv":0.3931,"open_interest":1.0,"volume":0.0,"delta":0.9842,"gamma":0.0002,"vega":0.1743,"theta":-0.767,"rho":0.5262,"theo":341.646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":304.1,"last_trade_time":"2025-11-21T11:02:10","percent_change":0.0,"prev_day_close":363.199996948242},{"option":"SPXW260220P06515000","bid":0.85,"bid_size":128.0,"ask":1.0,"ask_size":134.0,"iv":0.384,"open_interest":466.0,"volume":157.0,"delta":-0.0158,"gamma":0.0002,"vega":0.1743,"theta":-0.8862,"rho":-0.0087,"theo":0.8833,"change":-1.45,"open":1.6,"high":1.65,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:58:21","percent_change":-76.3158,"prev_day_close":0.724999994039536},{"option":"SPXW260220C06520000","bid":334.9,"bid_size":4.0,"ask":338.9,"ask_size":4.0,"iv":0.3905,"open_interest":12.0,"volume":0.0,"delta":0.9835,"gamma":0.0002,"vega":0.181,"theta":-0.8077,"rho":0.5263,"theo":336.6866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.34,"last_trade_time":"2026-02-17T09:46:41","percent_change":0.0,"prev_day_close":358.300003051758},{"option":"SPXW260220P06520000","bid":0.9,"bid_size":91.0,"ask":1.0,"ask_size":31.0,"iv":0.3804,"open_interest":788.0,"volume":153.0,"delta":-0.0165,"gamma":0.0002,"vega":0.181,"theta":-0.9251,"rho":-0.0091,"theo":0.9222,"change":0.35,"open":1.55,"high":1.7,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:58:31","percent_change":46.6667,"prev_day_close":0.75},{"option":"SPXW260220C06525000","bid":329.9,"bid_size":4.0,"ask":333.9,"ask_size":4.0,"iv":0.3853,"open_interest":58.0,"volume":0.0,"delta":0.9827,"gamma":0.0003,"vega":0.188,"theta":-0.8508,"rho":0.5262,"theo":331.7297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":328.73,"last_trade_time":"2026-02-17T15:21:03","percent_change":0.0,"prev_day_close":353.350006103516},{"option":"SPXW260220P06525000","bid":0.95,"bid_size":26.0,"ask":1.05,"ask_size":82.0,"iv":0.3782,"open_interest":846.0,"volume":392.0,"delta":-0.0172,"gamma":0.0003,"vega":0.188,"theta":-0.9666,"rho":-0.0095,"theo":0.9636,"change":-1.425,"open":1.65,"high":1.79,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T15:50:06","percent_change":-68.6747,"prev_day_close":0.800000011920929},{"option":"SPXW260220C06530000","bid":324.9,"bid_size":4.0,"ask":329.0,"ask_size":4.0,"iv":0.3826,"open_interest":24.0,"volume":0.0,"delta":0.9819,"gamma":0.0003,"vega":0.1953,"theta":-0.8966,"rho":0.5262,"theo":326.7754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.59,"last_trade_time":"2026-02-17T09:49:05","percent_change":0.0,"prev_day_close":348.350006103516},{"option":"SPXW260220P06530000","bid":1.0,"bid_size":26.0,"ask":1.1,"ask_size":111.0,"iv":0.3759,"open_interest":1470.0,"volume":151.0,"delta":-0.018,"gamma":0.0003,"vega":0.1953,"theta":-1.0106,"rho":-0.01,"theo":1.0075,"change":-1.61,"open":1.47,"high":1.65,"low":0.53,"tick":"up","last_trade_price":0.54,"last_trade_time":"2026-02-18T15:57:49","percent_change":-74.8837,"prev_day_close":0.825000017881394},{"option":"SPXW260220C06535000","bid":320.0,"bid_size":4.0,"ask":324.0,"ask_size":4.0,"iv":0.3798,"open_interest":1.0,"volume":0.0,"delta":0.9811,"gamma":0.0003,"vega":0.203,"theta":-0.9452,"rho":0.5262,"theo":321.8239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":434.12,"last_trade_time":"2025-12-03T10:22:25","percent_change":0.0,"prev_day_close":343.5},{"option":"SPXW260220P06535000","bid":1.05,"bid_size":11.0,"ask":1.15,"ask_size":109.0,"iv":0.3734,"open_interest":489.0,"volume":211.0,"delta":-0.0189,"gamma":0.0003,"vega":0.203,"theta":-1.0574,"rho":-0.0104,"theo":1.0543,"change":-1.7,"open":2.0,"high":2.0,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:58:33","percent_change":-75.5556,"prev_day_close":0.849999994039536},{"option":"SPXW260220C06540000","bid":315.1,"bid_size":4.0,"ask":319.0,"ask_size":4.0,"iv":0.3769,"open_interest":31.0,"volume":0.0,"delta":0.9802,"gamma":0.0003,"vega":0.2111,"theta":-0.9967,"rho":0.5261,"theo":316.8753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":304.07,"last_trade_time":"2026-02-17T11:35:42","percent_change":0.0,"prev_day_close":338.449996948242},{"option":"SPXW260220P06540000","bid":1.1,"bid_size":11.0,"ask":1.2,"ask_size":110.0,"iv":0.3708,"open_interest":487.0,"volume":252.0,"delta":-0.0198,"gamma":0.0003,"vega":0.2111,"theta":-1.1072,"rho":-0.0109,"theo":1.104,"change":0.4,"open":1.62,"high":1.75,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:51:37","percent_change":44.4444,"prev_day_close":0.900000005960464},{"option":"SPXW260220C06545000","bid":310.1,"bid_size":5.0,"ask":314.1,"ask_size":5.0,"iv":0.3738,"open_interest":0.0,"volume":0.0,"delta":0.9792,"gamma":0.0003,"vega":0.2197,"theta":-1.0514,"rho":0.526,"theo":311.93,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":333.600006103516},{"option":"SPXW260220P06545000","bid":1.15,"bid_size":11.0,"ask":1.25,"ask_size":108.0,"iv":0.3681,"open_interest":723.0,"volume":105.0,"delta":-0.0207,"gamma":0.0003,"vega":0.2197,"theta":-1.1601,"rho":-0.0114,"theo":1.1569,"change":-1.475,"open":1.17,"high":1.6,"low":0.89,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:38:23","percent_change":-59.596,"prev_day_close":0.900000005960464},{"option":"SPXW260220C06550000","bid":305.1,"bid_size":5.0,"ask":309.1,"ask_size":5.0,"iv":0.3617,"open_interest":65.0,"volume":4.0,"delta":0.9782,"gamma":0.0003,"vega":0.2288,"theta":-1.1094,"rho":0.5258,"theo":306.988,"change":49.94,"open":308.93,"high":353.04,"low":308.93,"tick":"up","last_trade_price":353.04,"last_trade_time":"2026-02-18T10:48:00","percent_change":16.4764,"prev_day_close":328.599990844727},{"option":"SPXW260220P06550000","bid":1.2,"bid_size":11.0,"ask":1.3,"ask_size":114.0,"iv":0.3652,"open_interest":5031.0,"volume":1114.0,"delta":-0.0217,"gamma":0.0003,"vega":0.2288,"theta":-1.2164,"rho":-0.012,"theo":1.2132,"change":0.3,"open":2.05,"high":2.36,"low":0.65,"tick":"up","last_trade_price":0.78,"last_trade_time":"2026-02-18T16:14:24","percent_change":31.5789,"prev_day_close":0.949999988079071},{"option":"SPXW260220C06555000","bid":300.2,"bid_size":5.0,"ask":304.2,"ask_size":5.0,"iv":0.3675,"open_interest":3.0,"volume":0.0,"delta":0.9772,"gamma":0.0004,"vega":0.2383,"theta":-1.1712,"rho":0.5256,"theo":302.0497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":429.44,"last_trade_time":"2026-02-09T11:52:41","percent_change":0.0,"prev_day_close":323.350006103516},{"option":"SPXW260220P06555000","bid":1.25,"bid_size":10.0,"ask":1.35,"ask_size":25.0,"iv":0.3622,"open_interest":1007.0,"volume":767.0,"delta":-0.0228,"gamma":0.0004,"vega":0.2383,"theta":-1.2764,"rho":-0.0126,"theo":1.2732,"change":-0.25,"open":2.3,"high":2.5,"low":0.6,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:59:50","percent_change":-25.0,"prev_day_close":0.999999970197678},{"option":"SPXW260220C06560000","bid":296.8,"bid_size":1.0,"ask":297.6,"ask_size":1.0,"iv":0.3601,"open_interest":253.0,"volume":0.0,"delta":0.976,"gamma":0.0004,"vega":0.2483,"theta":-1.2368,"rho":0.5254,"theo":297.1154,"change":-13.6,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":310.69,"last_trade_time":"2026-02-12T13:10:03","percent_change":-4.29022,"prev_day_close":317.0},{"option":"SPXW260220P06560000","bid":1.3,"bid_size":26.0,"ask":1.4,"ask_size":25.0,"iv":0.3592,"open_interest":588.0,"volume":466.0,"delta":-0.024,"gamma":0.0004,"vega":0.2483,"theta":-1.3403,"rho":-0.0133,"theo":1.3371,"change":0.24,"open":2.81,"high":2.81,"low":0.7,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-18T16:11:20","percent_change":22.8571,"prev_day_close":1.05000001192093},{"option":"SPXW260220C06565000","bid":290.3,"bid_size":5.0,"ask":294.3,"ask_size":5.0,"iv":0.3547,"open_interest":6.0,"volume":0.0,"delta":0.9748,"gamma":0.0004,"vega":0.2587,"theta":-1.3066,"rho":0.5251,"theo":292.1853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.79,"last_trade_time":"2026-02-13T11:40:43","percent_change":0.0,"prev_day_close":313.800003051758},{"option":"SPXW260220P06565000","bid":1.35,"bid_size":101.0,"ask":1.45,"ask_size":6.0,"iv":0.356,"open_interest":411.0,"volume":174.0,"delta":-0.0252,"gamma":0.0004,"vega":0.2587,"theta":-1.4084,"rho":-0.014,"theo":1.4052,"change":0.4,"open":1.4,"high":1.8,"low":0.87,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-18T15:50:54","percent_change":36.3636,"prev_day_close":1.09999996423721},{"option":"SPXW260220C06570000","bid":285.4,"bid_size":5.0,"ask":289.4,"ask_size":5.0,"iv":0.3591,"open_interest":11.0,"volume":0.0,"delta":0.9735,"gamma":0.0004,"vega":0.2696,"theta":-1.3809,"rho":0.5248,"theo":287.2596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":321.13,"last_trade_time":"2026-01-20T13:57:45","percent_change":0.0,"prev_day_close":307.25},{"option":"SPXW260220P06570000","bid":1.45,"bid_size":11.0,"ask":1.55,"ask_size":25.0,"iv":0.3547,"open_interest":1286.0,"volume":286.0,"delta":-0.0264,"gamma":0.0004,"vega":0.2696,"theta":-1.4808,"rho":-0.0147,"theo":1.4778,"change":0.4,"open":2.6,"high":2.6,"low":0.9,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:53:31","percent_change":34.7826,"prev_day_close":1.15000003576279},{"option":"SPXW260220C06575000","bid":280.5,"bid_size":5.0,"ask":284.4,"ask_size":5.0,"iv":0.3555,"open_interest":73.0,"volume":0.0,"delta":0.9722,"gamma":0.0004,"vega":0.2808,"theta":-1.4598,"rho":0.5244,"theo":282.3387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.7,"last_trade_time":"2026-02-17T15:21:03","percent_change":0.0,"prev_day_close":302.400009155273},{"option":"SPXW260220P06575000","bid":1.5,"bid_size":91.0,"ask":1.6,"ask_size":15.0,"iv":0.3512,"open_interest":764.0,"volume":493.0,"delta":-0.0278,"gamma":0.0004,"vega":0.2808,"theta":-1.558,"rho":-0.0154,"theo":1.5552,"change":0.425,"open":2.89,"high":3.03,"low":0.75,"tick":"up","last_trade_price":0.92,"last_trade_time":"2026-02-18T16:02:49","percent_change":34.6939,"prev_day_close":1.22500002384186},{"option":"SPXW260220C06580000","bid":275.6,"bid_size":5.0,"ask":279.5,"ask_size":5.0,"iv":0.3535,"open_interest":155.0,"volume":0.0,"delta":0.9707,"gamma":0.0004,"vega":0.2927,"theta":-1.5436,"rho":0.524,"theo":277.4228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.72,"last_trade_time":"2026-01-08T13:58:31","percent_change":0.0,"prev_day_close":297.25},{"option":"SPXW260220P06580000","bid":1.6,"bid_size":11.0,"ask":1.7,"ask_size":24.0,"iv":0.3495,"open_interest":904.0,"volume":345.0,"delta":-0.0292,"gamma":0.0004,"vega":0.2927,"theta":-1.6401,"rho":-0.0162,"theo":1.6375,"change":-2.45,"open":2.3,"high":2.3,"low":0.8,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T16:02:26","percent_change":-71.0145,"prev_day_close":1.27499997615814},{"option":"SPXW260220C06585000","bid":270.7,"bid_size":5.0,"ask":274.5,"ask_size":5.0,"iv":0.3497,"open_interest":11.0,"volume":1.0,"delta":0.9692,"gamma":0.0005,"vega":0.3053,"theta":-1.6326,"rho":0.5236,"theo":272.5121,"change":49.91,"open":319.11,"high":319.11,"low":319.11,"tick":"down","last_trade_price":319.11,"last_trade_time":"2026-02-18T12:15:58","percent_change":18.5401,"prev_day_close":292.450012207031},{"option":"SPXW260220P06585000","bid":1.65,"bid_size":93.0,"ask":1.8,"ask_size":32.0,"iv":0.3467,"open_interest":510.0,"volume":161.0,"delta":-0.0308,"gamma":0.0005,"vega":0.3053,"theta":-1.7274,"rho":-0.0171,"theo":1.7251,"change":-0.565,"open":3.05,"high":3.05,"low":1.0,"tick":"up","last_trade_price":1.1,"last_trade_time":"2026-02-18T16:10:35","percent_change":-42.6415,"prev_day_close":1.32499998807907},{"option":"SPXW260220C06590000","bid":265.8,"bid_size":5.0,"ask":269.6,"ask_size":5.0,"iv":0.3474,"open_interest":22.0,"volume":3.0,"delta":0.9675,"gamma":0.0005,"vega":0.3185,"theta":-1.7272,"rho":0.5231,"theo":267.6072,"change":9.38,"open":277.45,"high":277.45,"low":274.53,"tick":"down","last_trade_price":274.53,"last_trade_time":"2026-02-18T15:17:53","percent_change":3.53762,"prev_day_close":287.599990844727},{"option":"SPXW260220P06590000","bid":1.75,"bid_size":67.0,"ask":1.85,"ask_size":3.0,"iv":0.3438,"open_interest":1634.0,"volume":216.0,"delta":-0.0324,"gamma":0.0005,"vega":0.3185,"theta":-1.8202,"rho":-0.018,"theo":1.8184,"change":-2.7,"open":3.24,"high":3.29,"low":1.05,"tick":"up","last_trade_price":1.1,"last_trade_time":"2026-02-18T16:04:22","percent_change":-71.0526,"prev_day_close":1.40000003576279},{"option":"SPXW260220C06595000","bid":260.9,"bid_size":5.0,"ask":264.7,"ask_size":6.0,"iv":0.345,"open_interest":16.0,"volume":0.0,"delta":0.9658,"gamma":0.0005,"vega":0.3325,"theta":-1.8278,"rho":0.5226,"theo":262.7083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.36,"last_trade_time":"2026-02-17T11:33:25","percent_change":0.0,"prev_day_close":282.549987792969},{"option":"SPXW260220P06595000","bid":1.85,"bid_size":56.0,"ask":1.95,"ask_size":15.0,"iv":0.3416,"open_interest":474.0,"volume":138.0,"delta":-0.0341,"gamma":0.0005,"vega":0.3325,"theta":-1.919,"rho":-0.019,"theo":1.9178,"change":0.05,"open":3.7,"high":3.7,"low":1.05,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:59:39","percent_change":3.33333,"prev_day_close":1.5},{"option":"SPXW260220C06600000","bid":257.4,"bid_size":1.0,"ask":258.3,"ask_size":1.0,"iv":0.3394,"open_interest":272.0,"volume":8.0,"delta":0.964,"gamma":0.0005,"vega":0.347,"theta":-1.9347,"rho":0.5219,"theo":257.816,"change":-11.9,"open":299.39,"high":308.16,"low":263.16,"tick":"down","last_trade_price":263.16,"last_trade_time":"2026-02-18T15:21:22","percent_change":-4.28366,"prev_day_close":277.800003051758},{"option":"SPXW260220P06600000","bid":1.95,"bid_size":54.0,"ask":2.05,"ask_size":15.0,"iv":0.3391,"open_interest":4901.0,"volume":1222.0,"delta":-0.036,"gamma":0.0005,"vega":0.347,"theta":-2.0242,"rho":-0.02,"theo":2.0237,"change":0.425,"open":3.8,"high":3.89,"low":1.05,"tick":"down","last_trade_price":1.28,"last_trade_time":"2026-02-18T16:14:24","percent_change":26.9841,"prev_day_close":1.57499998807907},{"option":"SPXW260220C06605000","bid":251.1,"bid_size":5.0,"ask":255.0,"ask_size":6.0,"iv":0.341,"open_interest":4.0,"volume":0.0,"delta":0.962,"gamma":0.0006,"vega":0.3621,"theta":-2.0484,"rho":0.5212,"theo":252.9306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":367.8,"last_trade_time":"2025-12-22T13:13:22","percent_change":0.0,"prev_day_close":272.75},{"option":"SPXW260220P06605000","bid":2.05,"bid_size":53.0,"ask":2.2,"ask_size":31.0,"iv":0.3365,"open_interest":771.0,"volume":379.0,"delta":-0.0379,"gamma":0.0006,"vega":0.3621,"theta":-2.1362,"rho":-0.0211,"theo":2.1366,"change":-3.3,"open":4.0,"high":4.34,"low":1.1,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:58:02","percent_change":-75.0,"prev_day_close":1.65000003576279},{"option":"SPXW260220C06610000","bid":246.3,"bid_size":5.0,"ask":250.1,"ask_size":6.0,"iv":0.3393,"open_interest":70.0,"volume":0.0,"delta":0.96,"gamma":0.0006,"vega":0.3777,"theta":-2.1692,"rho":0.5205,"theo":248.0527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":261.24,"last_trade_time":"2026-02-17T14:40:43","percent_change":0.0,"prev_day_close":267.650009155273},{"option":"SPXW260220P06610000","bid":2.15,"bid_size":73.0,"ask":2.3,"ask_size":14.0,"iv":0.3351,"open_interest":644.0,"volume":350.0,"delta":-0.04,"gamma":0.0006,"vega":0.3777,"theta":-2.2552,"rho":-0.0222,"theo":2.2569,"change":0.4,"open":4.68,"high":4.68,"low":1.2,"tick":"no_change","last_trade_price":1.42,"last_trade_time":"2026-02-18T16:01:53","percent_change":22.8571,"prev_day_close":1.75},{"option":"SPXW260220C06615000","bid":242.8,"bid_size":1.0,"ask":243.6,"ask_size":1.0,"iv":0.3336,"open_interest":903.0,"volume":0.0,"delta":0.9578,"gamma":0.0006,"vega":0.3939,"theta":-2.2975,"rho":0.5197,"theo":243.1824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":358.33,"last_trade_time":"2026-02-09T15:41:27","percent_change":0.0,"prev_day_close":263.0},{"option":"SPXW260220P06615000","bid":2.3,"bid_size":43.0,"ask":2.4,"ask_size":6.0,"iv":0.3322,"open_interest":641.0,"volume":228.0,"delta":-0.0422,"gamma":0.0006,"vega":0.3939,"theta":-2.3818,"rho":-0.0235,"theo":2.3849,"change":0.7,"open":4.4,"high":4.92,"low":1.35,"tick":"no_change","last_trade_price":1.45,"last_trade_time":"2026-02-18T16:03:13","percent_change":37.8378,"prev_day_close":1.84999996423721},{"option":"SPXW260220C06620000","bid":236.5,"bid_size":5.0,"ask":240.4,"ask_size":6.0,"iv":0.3341,"open_interest":35.0,"volume":2.0,"delta":0.9555,"gamma":0.0007,"vega":0.4109,"theta":-2.4336,"rho":0.5188,"theo":238.3203,"change":48.2,"open":284.25,"high":284.25,"low":284.25,"tick":"no_change","last_trade_price":284.25,"last_trade_time":"2026-02-18T11:19:19","percent_change":20.4194,"prev_day_close":258.049987792969},{"option":"SPXW260220P06620000","bid":2.4,"bid_size":57.0,"ask":2.55,"ask_size":6.0,"iv":0.3303,"open_interest":822.0,"volume":303.0,"delta":-0.0445,"gamma":0.0007,"vega":0.4109,"theta":-2.5161,"rho":-0.0248,"theo":2.5211,"change":-0.29,"open":4.74,"high":4.9,"low":1.35,"tick":"up","last_trade_price":1.65,"last_trade_time":"2026-02-18T16:05:54","percent_change":-14.8718,"prev_day_close":1.94999998807907},{"option":"SPXW260220C06625000","bid":231.7,"bid_size":5.0,"ask":235.5,"ask_size":6.0,"iv":0.3319,"open_interest":92.0,"volume":4.0,"delta":0.953,"gamma":0.0007,"vega":0.4288,"theta":-2.578,"rho":0.5179,"theo":233.4669,"change":26.1,"open":274.27,"high":279.4,"low":256.7,"tick":"down","last_trade_price":256.7,"last_trade_time":"2026-02-18T16:05:15","percent_change":11.3183,"prev_day_close":253.199996948242},{"option":"SPXW260220P06625000","bid":2.55,"bid_size":39.0,"ask":2.7,"ask_size":6.0,"iv":0.3277,"open_interest":1026.0,"volume":811.0,"delta":-0.0469,"gamma":0.0007,"vega":0.4288,"theta":-2.6587,"rho":-0.0261,"theo":2.666,"change":0.8,"open":4.52,"high":4.66,"low":1.35,"tick":"no_change","last_trade_price":1.65,"last_trade_time":"2026-02-18T15:59:50","percent_change":39.0244,"prev_day_close":2.04999995231628},{"option":"SPXW260220C06630000","bid":226.8,"bid_size":5.0,"ask":230.6,"ask_size":6.0,"iv":0.3283,"open_interest":39.0,"volume":0.0,"delta":0.9505,"gamma":0.0007,"vega":0.4477,"theta":-2.7311,"rho":0.5168,"theo":228.6228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.33,"last_trade_time":"2026-02-17T09:44:00","percent_change":0.0,"prev_day_close":248.199996948242},{"option":"SPXW260220P06630000","bid":2.7,"bid_size":51.0,"ask":2.85,"ask_size":5.0,"iv":0.3254,"open_interest":659.0,"volume":579.0,"delta":-0.0495,"gamma":0.0007,"vega":0.4477,"theta":-2.8101,"rho":-0.0276,"theo":2.8201,"change":0.65,"open":4.5,"high":4.51,"low":1.55,"tick":"up","last_trade_price":1.83,"last_trade_time":"2026-02-18T16:05:00","percent_change":30.2326,"prev_day_close":2.14999997615814},{"option":"SPXW260220C06635000","bid":221.9,"bid_size":5.0,"ask":225.8,"ask_size":6.0,"iv":0.3256,"open_interest":12.0,"volume":1.0,"delta":0.9477,"gamma":0.0008,"vega":0.4673,"theta":-2.8936,"rho":0.5157,"theo":223.7887,"change":24.85,"open":246.9,"high":246.9,"low":246.9,"tick":"up","last_trade_price":246.9,"last_trade_time":"2026-02-18T16:05:15","percent_change":11.1912,"prev_day_close":243.300003051758},{"option":"SPXW260220P06635000","bid":2.85,"bid_size":50.0,"ask":3.0,"ask_size":5.0,"iv":0.3235,"open_interest":459.0,"volume":234.0,"delta":-0.0522,"gamma":0.0008,"vega":0.4673,"theta":-2.9708,"rho":-0.0291,"theo":2.9842,"change":1.0,"open":5.3,"high":5.3,"low":1.65,"tick":"no_change","last_trade_price":1.97,"last_trade_time":"2026-02-18T16:13:44","percent_change":43.4783,"prev_day_close":2.29999995231628},{"option":"SPXW260220C06640000","bid":217.1,"bid_size":5.0,"ask":221.0,"ask_size":6.0,"iv":0.3239,"open_interest":45.0,"volume":1.0,"delta":0.9448,"gamma":0.0008,"vega":0.4875,"theta":-3.0659,"rho":0.5144,"theo":218.9652,"change":30.8,"open":247.3,"high":247.3,"low":247.3,"tick":"up","last_trade_price":247.3,"last_trade_time":"2026-02-18T10:00:35","percent_change":14.2263,"prev_day_close":238.599998474121},{"option":"SPXW260220P06640000","bid":3.0,"bid_size":81.0,"ask":3.2,"ask_size":30.0,"iv":0.3208,"open_interest":1505.0,"volume":261.0,"delta":-0.0551,"gamma":0.0008,"vega":0.4875,"theta":-3.1414,"rho":-0.0308,"theo":3.159,"change":0.775,"open":5.1,"high":5.85,"low":1.65,"tick":"up","last_trade_price":2.08,"last_trade_time":"2026-02-18T16:09:07","percent_change":31.9588,"prev_day_close":2.42500007152557},{"option":"SPXW260220C06645000","bid":212.3,"bid_size":5.0,"ask":216.1,"ask_size":6.0,"iv":0.3209,"open_interest":10.0,"volume":0.0,"delta":0.9418,"gamma":0.0008,"vega":0.5083,"theta":-3.2487,"rho":0.5131,"theo":214.1529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":216.0,"last_trade_time":"2026-02-12T16:05:25","percent_change":0.0,"prev_day_close":233.5},{"option":"SPXW260220P06645000","bid":3.2,"bid_size":42.0,"ask":3.4,"ask_size":47.0,"iv":0.319,"open_interest":1069.0,"volume":394.0,"delta":-0.0582,"gamma":0.0008,"vega":0.5083,"theta":-3.3224,"rho":-0.0325,"theo":3.3449,"change":-0.15,"open":5.5,"high":5.8,"low":1.75,"tick":"no_change","last_trade_price":2.22,"last_trade_time":"2026-02-18T16:13:44","percent_change":-5.88235,"prev_day_close":2.54999995231628},{"option":"SPXW260220C06650000","bid":207.5,"bid_size":5.0,"ask":211.4,"ask_size":6.0,"iv":0.3197,"open_interest":111.0,"volume":6.0,"delta":0.9385,"gamma":0.0009,"vega":0.5298,"theta":-3.4421,"rho":0.5117,"theo":209.3523,"change":47.39,"open":254.56,"high":254.59,"low":254.56,"tick":"up","last_trade_price":254.59,"last_trade_time":"2026-02-18T10:48:00","percent_change":22.8716,"prev_day_close":228.699996948242},{"option":"SPXW260220P06650000","bid":3.4,"bid_size":40.0,"ask":3.6,"ask_size":45.0,"iv":0.3169,"open_interest":3308.0,"volume":2787.0,"delta":-0.0614,"gamma":0.0009,"vega":0.5298,"theta":-3.5141,"rho":-0.0343,"theo":3.5427,"change":0.6,"open":5.58,"high":7.0,"low":1.87,"tick":"up","last_trade_price":2.33,"last_trade_time":"2026-02-18T16:05:00","percent_change":22.2222,"prev_day_close":2.70000004768372},{"option":"SPXW260220C06655000","bid":203.7,"bid_size":1.0,"ask":205.3,"ask_size":1.0,"iv":0.3144,"open_interest":11.0,"volume":0.0,"delta":0.9351,"gamma":0.0009,"vega":0.5523,"theta":-3.6467,"rho":0.5102,"theo":204.5642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":362.0,"last_trade_time":"2026-01-27T10:53:39","percent_change":0.0,"prev_day_close":223.949996948242},{"option":"SPXW260220P06655000","bid":3.6,"bid_size":40.0,"ask":3.8,"ask_size":45.0,"iv":0.3146,"open_interest":1857.0,"volume":1127.0,"delta":-0.0649,"gamma":0.0009,"vega":0.5523,"theta":-3.717,"rho":-0.0362,"theo":3.7528,"change":1.625,"open":6.74,"high":6.9,"low":1.95,"tick":"no_change","last_trade_price":2.5,"last_trade_time":"2026-02-18T16:13:20","percent_change":56.5217,"prev_day_close":2.875},{"option":"SPXW260220C06660000","bid":198.9,"bid_size":1.0,"ask":200.5,"ask_size":1.0,"iv":0.3118,"open_interest":65.0,"volume":1.0,"delta":0.9314,"gamma":0.001,"vega":0.5758,"theta":-3.863,"rho":0.5086,"theo":199.7892,"change":21.66,"open":219.76,"high":219.76,"low":219.76,"tick":"up","last_trade_price":219.76,"last_trade_time":"2026-02-18T15:43:10","percent_change":10.9339,"prev_day_close":219.199996948242},{"option":"SPXW260220P06660000","bid":3.8,"bid_size":70.0,"ask":4.0,"ask_size":30.0,"iv":0.3121,"open_interest":760.0,"volume":509.0,"delta":-0.0685,"gamma":0.001,"vega":0.5758,"theta":-3.9315,"rho":-0.0383,"theo":3.976,"change":0.05,"open":6.45,"high":8.0,"low":2.07,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-18T16:06:38","percent_change":1.63935,"prev_day_close":3.04999995231628},{"option":"SPXW260220C06665000","bid":193.1,"bid_size":5.0,"ask":197.1,"ask_size":6.0,"iv":0.3125,"open_interest":3.0,"volume":0.0,"delta":0.9276,"gamma":0.001,"vega":0.6004,"theta":-4.0915,"rho":0.5068,"theo":195.0283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.0,"last_trade_time":"2026-02-05T10:46:06","percent_change":0.0,"prev_day_close":214.300003051758},{"option":"SPXW260220P06665000","bid":4.1,"bid_size":2.0,"ask":4.2,"ask_size":3.0,"iv":0.3102,"open_interest":1342.0,"volume":279.0,"delta":-0.0723,"gamma":0.001,"vega":0.6004,"theta":-4.1583,"rho":-0.0405,"theo":4.2134,"change":0.45,"open":6.93,"high":7.5,"low":2.25,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-18T16:13:20","percent_change":13.8462,"prev_day_close":3.25},{"option":"SPXW260220C06670000","bid":189.9,"bid_size":1.0,"ask":190.7,"ask_size":1.0,"iv":0.3078,"open_interest":229.0,"volume":0.0,"delta":0.9236,"gamma":0.0011,"vega":0.6257,"theta":-4.3331,"rho":0.5049,"theo":190.2826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.77,"last_trade_time":"2026-02-13T09:32:03","percent_change":0.0,"prev_day_close":209.599998474121},{"option":"SPXW260220P06670000","bid":4.3,"bid_size":62.0,"ask":4.5,"ask_size":29.0,"iv":0.308,"open_interest":975.0,"volume":362.0,"delta":-0.0764,"gamma":0.0011,"vega":0.6257,"theta":-4.3982,"rho":-0.0428,"theo":4.4659,"change":0.5,"open":7.94,"high":7.94,"low":2.35,"tick":"no_change","last_trade_price":2.92,"last_trade_time":"2026-02-18T16:03:23","percent_change":14.7059,"prev_day_close":3.39999997615814},{"option":"SPXW260220C06675000","bid":183.7,"bid_size":5.0,"ask":187.5,"ask_size":6.0,"iv":0.3077,"open_interest":76.0,"volume":0.0,"delta":0.9193,"gamma":0.0011,"vega":0.6516,"theta":-4.5883,"rho":0.5029,"theo":185.5529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.09,"last_trade_time":"2026-02-13T11:21:29","percent_change":0.0,"prev_day_close":204.800003051758},{"option":"SPXW260220P06675000","bid":4.6,"bid_size":30.0,"ask":4.8,"ask_size":71.0,"iv":0.3064,"open_interest":1378.0,"volume":532.0,"delta":-0.0807,"gamma":0.0011,"vega":0.6516,"theta":-4.6516,"rho":-0.0452,"theo":4.7345,"change":-0.3,"open":7.55,"high":8.01,"low":2.37,"tick":"down","last_trade_price":3.23,"last_trade_time":"2026-02-18T16:09:07","percent_change":-8.33333,"prev_day_close":3.60000002384186},{"option":"SPXW260220C06680000","bid":179.0,"bid_size":5.0,"ask":182.8,"ask_size":6.0,"iv":0.3058,"open_interest":51.0,"volume":1.0,"delta":0.9148,"gamma":0.0012,"vega":0.6781,"theta":-4.8575,"rho":0.5007,"theo":180.84,"change":39.35,"open":219.2,"high":219.2,"low":219.2,"tick":"up","last_trade_price":219.2,"last_trade_time":"2026-02-18T13:28:51","percent_change":21.8793,"prev_day_close":200.0},{"option":"SPXW260220P06680000","bid":4.9,"bid_size":22.0,"ask":5.1,"ask_size":59.0,"iv":0.3045,"open_interest":892.0,"volume":387.0,"delta":-0.0852,"gamma":0.0012,"vega":0.6781,"theta":-4.919,"rho":-0.0478,"theo":5.0199,"change":0.65,"open":9.0,"high":9.0,"low":2.59,"tick":"up","last_trade_price":3.29,"last_trade_time":"2026-02-18T15:59:42","percent_change":16.8831,"prev_day_close":3.85000002384186},{"option":"SPXW260220C06685000","bid":174.3,"bid_size":5.0,"ask":178.1,"ask_size":6.0,"iv":0.3035,"open_interest":8.0,"volume":1.0,"delta":0.91,"gamma":0.0012,"vega":0.7055,"theta":-5.1409,"rho":0.4985,"theo":176.1448,"change":11.3,"open":186.7,"high":186.7,"low":186.7,"tick":"down","last_trade_price":186.7,"last_trade_time":"2026-02-18T09:47:42","percent_change":6.44242,"prev_day_close":195.300003051758},{"option":"SPXW260220P06685000","bid":5.2,"bid_size":21.0,"ask":5.4,"ask_size":57.0,"iv":0.3024,"open_interest":4516.0,"volume":304.0,"delta":-0.09,"gamma":0.0012,"vega":0.7055,"theta":-5.2006,"rho":-0.0504,"theo":5.3229,"change":0.5,"open":7.86,"high":8.55,"low":2.6,"tick":"no_change","last_trade_price":3.7,"last_trade_time":"2026-02-18T16:06:22","percent_change":12.1951,"prev_day_close":4.09999990463257},{"option":"SPXW260220C06690000","bid":169.5,"bid_size":5.0,"ask":173.5,"ask_size":6.0,"iv":0.301,"open_interest":87.0,"volume":0.0,"delta":0.905,"gamma":0.0013,"vega":0.7341,"theta":-5.4389,"rho":0.4961,"theo":171.4682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.8,"last_trade_time":"2026-02-17T13:27:13","percent_change":0.0,"prev_day_close":190.5},{"option":"SPXW260220P06690000","bid":5.5,"bid_size":21.0,"ask":5.7,"ask_size":8.0,"iv":0.2999,"open_interest":808.0,"volume":668.0,"delta":-0.095,"gamma":0.0013,"vega":0.7341,"theta":-5.4969,"rho":-0.0532,"theo":5.6446,"change":0.5,"open":8.94,"high":10.75,"low":2.74,"tick":"up","last_trade_price":3.82,"last_trade_time":"2026-02-18T16:04:46","percent_change":11.6279,"prev_day_close":4.29999995231628},{"option":"SPXW260220C06695000","bid":164.9,"bid_size":5.0,"ask":168.8,"ask_size":6.0,"iv":0.2989,"open_interest":4.0,"volume":0.0,"delta":0.8997,"gamma":0.0014,"vega":0.7638,"theta":-5.7522,"rho":0.4935,"theo":166.8117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":176.6,"last_trade_time":"2026-02-12T15:54:18","percent_change":0.0,"prev_day_close":185.800003051758},{"option":"SPXW260220P06695000","bid":5.8,"bid_size":29.0,"ask":6.1,"ask_size":32.0,"iv":0.2979,"open_interest":4440.0,"volume":385.0,"delta":-0.1003,"gamma":0.0014,"vega":0.7638,"theta":-5.8085,"rho":-0.0562,"theo":5.9863,"change":0.6,"open":9.47,"high":10.25,"low":2.85,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-18T16:08:59","percent_change":13.0435,"prev_day_close":4.59999990463257},{"option":"SPXW260220C06700000","bid":161.8,"bid_size":1.0,"ask":162.6,"ask_size":1.0,"iv":0.2959,"open_interest":872.0,"volume":9.0,"delta":0.8941,"gamma":0.0014,"vega":0.7943,"theta":-6.0814,"rho":0.4907,"theo":162.1767,"change":28.92,"open":169.85,"high":199.41,"low":167.06,"tick":"up","last_trade_price":190.82,"last_trade_time":"2026-02-18T15:55:35","percent_change":17.8629,"prev_day_close":181.099998474121},{"option":"SPXW260220P06700000","bid":6.2,"bid_size":23.0,"ask":6.4,"ask_size":8.0,"iv":0.2956,"open_interest":4671.0,"volume":2994.0,"delta":-0.1059,"gamma":0.0014,"vega":0.7943,"theta":-6.1359,"rho":-0.0595,"theo":6.3496,"change":1.2,"open":10.2,"high":11.9,"low":3.0,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-18T16:12:38","percent_change":24.4898,"prev_day_close":4.90000009536743},{"option":"SPXW260220C06705000","bid":155.7,"bid_size":5.0,"ask":159.5,"ask_size":6.0,"iv":0.2946,"open_interest":32.0,"volume":4.0,"delta":0.8882,"gamma":0.0015,"vega":0.8252,"theta":-6.4268,"rho":0.4877,"theo":157.5645,"change":43.57,"open":165.4,"high":201.07,"low":165.4,"tick":"up","last_trade_price":201.07,"last_trade_time":"2026-02-18T10:16:21","percent_change":27.6635,"prev_day_close":176.400001525879},{"option":"SPXW260220P06705000","bid":6.6,"bid_size":22.0,"ask":6.8,"ask_size":8.0,"iv":0.2937,"open_interest":865.0,"volume":282.0,"delta":-0.1118,"gamma":0.0015,"vega":0.8252,"theta":-6.4796,"rho":-0.0628,"theo":6.7356,"change":1.3,"open":11.0,"high":11.16,"low":3.35,"tick":"up","last_trade_price":4.7,"last_trade_time":"2026-02-18T16:09:01","percent_change":25.0,"prev_day_close":5.20000004768372},{"option":"SPXW260220C06710000","bid":151.2,"bid_size":5.0,"ask":155.0,"ask_size":6.0,"iv":0.2934,"open_interest":109.0,"volume":2.0,"delta":0.882,"gamma":0.0016,"vega":0.8565,"theta":-6.7886,"rho":0.4846,"theo":152.9761,"change":5.72,"open":196.32,"high":196.32,"low":158.82,"tick":"down","last_trade_price":158.82,"last_trade_time":"2026-02-18T15:26:26","percent_change":3.73612,"prev_day_close":171.699996948242},{"option":"SPXW260220P06710000","bid":7.0,"bid_size":25.0,"ask":7.2,"ask_size":8.0,"iv":0.2914,"open_interest":958.0,"volume":328.0,"delta":-0.118,"gamma":0.0016,"vega":0.8565,"theta":-6.8396,"rho":-0.0663,"theo":7.1455,"change":1.89,"open":12.65,"high":12.65,"low":3.35,"tick":"up","last_trade_price":5.0,"last_trade_time":"2026-02-18T16:09:01","percent_change":34.3636,"prev_day_close":5.5},{"option":"SPXW260220C06715000","bid":146.6,"bid_size":5.0,"ask":150.3,"ask_size":6.0,"iv":0.2903,"open_interest":70.0,"volume":2.0,"delta":0.8754,"gamma":0.0016,"vega":0.8888,"theta":-7.1666,"rho":0.4814,"theo":148.4127,"change":8.7,"open":158.47,"high":158.47,"low":157.5,"tick":"down","last_trade_price":157.5,"last_trade_time":"2026-02-18T15:09:29","percent_change":5.84677,"prev_day_close":167.0},{"option":"SPXW260220P06715000","bid":7.5,"bid_size":1.0,"ask":7.7,"ask_size":27.0,"iv":0.2895,"open_interest":1009.0,"volume":337.0,"delta":-0.1245,"gamma":0.0016,"vega":0.8888,"theta":-7.2159,"rho":-0.07,"theo":7.5804,"change":-2.7,"open":11.97,"high":11.97,"low":3.59,"tick":"no_change","last_trade_price":5.3,"last_trade_time":"2026-02-18T16:06:32","percent_change":-46.5517,"prev_day_close":5.79999995231628},{"option":"SPXW260220C06720000","bid":142.1,"bid_size":5.0,"ask":145.8,"ask_size":6.0,"iv":0.2885,"open_interest":110.0,"volume":6.0,"delta":0.8686,"gamma":0.0017,"vega":0.9222,"theta":-7.5609,"rho":0.4779,"theo":143.8758,"change":5.27,"open":147.49,"high":149.77,"low":147.49,"tick":"up","last_trade_price":149.77,"last_trade_time":"2026-02-18T15:26:26","percent_change":3.64706,"prev_day_close":162.400001525879},{"option":"SPXW260220P06720000","bid":7.9,"bid_size":25.0,"ask":8.2,"ask_size":28.0,"iv":0.2878,"open_interest":1048.0,"volume":531.0,"delta":-0.1314,"gamma":0.0017,"vega":0.9222,"theta":-7.6084,"rho":-0.0739,"theo":8.0417,"change":1.92,"open":10.9,"high":13.67,"low":3.7,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T16:13:48","percent_change":30.9677,"prev_day_close":6.20000004768372},{"option":"SPXW260220C06725000","bid":139.0,"bid_size":1.0,"ask":139.8,"ask_size":1.0,"iv":0.2853,"open_interest":255.0,"volume":1.0,"delta":0.8613,"gamma":0.0018,"vega":0.9565,"theta":-7.9716,"rho":0.4742,"theo":139.3674,"change":37.89,"open":178.19,"high":178.19,"low":178.19,"tick":"up","last_trade_price":178.19,"last_trade_time":"2026-02-18T10:05:43","percent_change":27.0064,"prev_day_close":157.649993896484},{"option":"SPXW260220P06725000","bid":8.4,"bid_size":24.0,"ask":8.7,"ask_size":26.0,"iv":0.2857,"open_interest":1974.0,"volume":788.0,"delta":-0.1386,"gamma":0.0018,"vega":0.9565,"theta":-8.0173,"rho":-0.078,"theo":8.5316,"change":1.25,"open":14.8,"high":14.8,"low":3.88,"tick":"up","last_trade_price":6.02,"last_trade_time":"2026-02-18T16:10:22","percent_change":19.084,"prev_day_close":6.54999995231628},{"option":"SPXW260220C06730000","bid":133.2,"bid_size":5.0,"ask":136.9,"ask_size":6.0,"iv":0.285,"open_interest":132.0,"volume":7.0,"delta":0.8537,"gamma":0.0019,"vega":0.9912,"theta":-8.3986,"rho":0.4702,"theo":134.8894,"change":36.66,"open":138.89,"high":172.66,"low":138.89,"tick":"up","last_trade_price":172.66,"last_trade_time":"2026-02-18T10:05:22","percent_change":26.9559,"prev_day_close":153.099998474121},{"option":"SPXW260220P06730000","bid":9.0,"bid_size":1.0,"ask":9.2,"ask_size":20.0,"iv":0.2834,"open_interest":1549.0,"volume":643.0,"delta":-0.1462,"gamma":0.0019,"vega":0.9912,"theta":-8.4426,"rho":-0.0824,"theo":9.0518,"change":1.95,"open":11.85,"high":16.1,"low":4.41,"tick":"up","last_trade_price":6.3,"last_trade_time":"2026-02-18T16:14:13","percent_change":28.0576,"prev_day_close":6.95000004768372},{"option":"SPXW260220C06735000","bid":128.7,"bid_size":5.0,"ask":132.4,"ask_size":6.0,"iv":0.2823,"open_interest":72.0,"volume":0.0,"delta":0.8457,"gamma":0.002,"vega":1.026,"theta":-8.8416,"rho":0.4661,"theo":130.4432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":126.36,"last_trade_time":"2026-02-17T15:55:14","percent_change":0.0,"prev_day_close":148.449996948242},{"option":"SPXW260220P06735000","bid":9.5,"bid_size":17.0,"ask":9.8,"ask_size":21.0,"iv":0.2817,"open_interest":749.0,"volume":447.0,"delta":-0.1542,"gamma":0.002,"vega":1.026,"theta":-8.8839,"rho":-0.0869,"theo":9.6039,"change":-0.25,"open":14.05,"high":14.05,"low":4.5,"tick":"down","last_trade_price":6.8,"last_trade_time":"2026-02-18T16:09:01","percent_change":-3.40136,"prev_day_close":7.35000014305115},{"option":"SPXW260220C06740000","bid":124.3,"bid_size":5.0,"ask":128.0,"ask_size":6.0,"iv":0.2802,"open_interest":160.0,"volume":4.0,"delta":0.8373,"gamma":0.002,"vega":1.0612,"theta":-9.2997,"rho":0.4618,"theo":126.0303,"change":6.02,"open":134.72,"high":134.72,"low":134.72,"tick":"down","last_trade_price":134.72,"last_trade_time":"2026-02-18T14:58:27","percent_change":4.67755,"prev_day_close":144.0},{"option":"SPXW260220P06740000","bid":10.1,"bid_size":16.0,"ask":10.4,"ask_size":23.0,"iv":0.2796,"open_interest":2290.0,"volume":930.0,"delta":-0.1626,"gamma":0.002,"vega":1.0612,"theta":-9.3402,"rho":-0.0916,"theo":10.1892,"change":3.3,"open":15.5,"high":16.66,"low":4.94,"tick":"down","last_trade_price":7.11,"last_trade_time":"2026-02-18T16:14:07","percent_change":42.3077,"prev_day_close":7.79999995231628},{"option":"SPXW260220C06745000","bid":120.0,"bid_size":5.0,"ask":123.6,"ask_size":6.0,"iv":0.2783,"open_interest":30.0,"volume":5.0,"delta":0.8285,"gamma":0.0021,"vega":1.0972,"theta":-9.7717,"rho":0.4572,"theo":121.6523,"change":17.52,"open":141.07,"high":141.07,"low":141.07,"tick":"no_change","last_trade_price":141.07,"last_trade_time":"2026-02-18T16:12:03","percent_change":14.1805,"prev_day_close":139.5},{"option":"SPXW260220P06745000","bid":10.7,"bid_size":19.0,"ask":11.0,"ask_size":20.0,"iv":0.2773,"open_interest":914.0,"volume":376.0,"delta":-0.1714,"gamma":0.0021,"vega":1.0972,"theta":-9.8105,"rho":-0.0966,"theo":10.8095,"change":1.2,"open":15.71,"high":16.7,"low":5.1,"tick":"up","last_trade_price":7.81,"last_trade_time":"2026-02-18T16:11:03","percent_change":14.4578,"prev_day_close":8.2999997138977},{"option":"SPXW260220C06750000","bid":117.0,"bid_size":1.0,"ask":117.8,"ask_size":1.0,"iv":0.2751,"open_interest":302.0,"volume":14.0,"delta":0.8193,"gamma":0.0022,"vega":1.134,"theta":-10.2566,"rho":0.4523,"theo":117.3115,"change":17.12,"open":130.44,"high":158.94,"low":123.99,"tick":"no_change","last_trade_price":136.62,"last_trade_time":"2026-02-18T16:12:03","percent_change":14.3264,"prev_day_close":134.900001525879},{"option":"SPXW260220P06750000","bid":11.4,"bid_size":16.0,"ask":11.7,"ask_size":22.0,"iv":0.2755,"open_interest":3148.0,"volume":2639.0,"delta":-0.1807,"gamma":0.0022,"vega":1.134,"theta":-10.2936,"rho":-0.1019,"theo":11.467,"change":1.8,"open":16.1,"high":19.5,"low":5.1,"tick":"no_change","last_trade_price":8.1,"last_trade_time":"2026-02-18T16:14:35","percent_change":20.4545,"prev_day_close":8.7999997138977},{"option":"SPXW260220C06755000","bid":111.3,"bid_size":5.0,"ask":114.9,"ask_size":6.0,"iv":0.2725,"open_interest":33.0,"volume":5.0,"delta":0.8096,"gamma":0.0023,"vega":1.1709,"theta":-10.7531,"rho":0.4471,"theo":113.0105,"change":38.93,"open":149.75,"high":155.1,"low":149.75,"tick":"down","last_trade_price":154.23,"last_trade_time":"2026-02-18T11:11:30","percent_change":33.7641,"prev_day_close":130.5},{"option":"SPXW260220P06755000","bid":12.1,"bid_size":16.0,"ask":12.4,"ask_size":21.0,"iv":0.2733,"open_interest":435.0,"volume":304.0,"delta":-0.1904,"gamma":0.0023,"vega":1.1709,"theta":-10.7884,"rho":-0.1075,"theo":12.1642,"change":-3.3,"open":18.22,"high":18.67,"low":5.43,"tick":"up","last_trade_price":8.55,"last_trade_time":"2026-02-18T16:04:46","percent_change":-35.4839,"prev_day_close":9.2999997138977},{"option":"SPXW260220C06760000","bid":106.8,"bid_size":5.0,"ask":110.8,"ask_size":6.0,"iv":0.2708,"open_interest":105.0,"volume":26.0,"delta":0.7994,"gamma":0.0024,"vega":1.2074,"theta":-11.2598,"rho":0.4418,"theo":108.7511,"change":13.44,"open":114.96,"high":152.1,"low":114.96,"tick":"down","last_trade_price":124.74,"last_trade_time":"2026-02-18T14:36:20","percent_change":12.0755,"prev_day_close":126.0},{"option":"SPXW260220P06760000","bid":12.8,"bid_size":20.0,"ask":13.1,"ask_size":7.0,"iv":0.2712,"open_interest":855.0,"volume":693.0,"delta":-0.2005,"gamma":0.0024,"vega":1.2074,"theta":-11.2933,"rho":-0.1133,"theo":12.9031,"change":-0.1,"open":18.04,"high":19.87,"low":5.76,"tick":"down","last_trade_price":9.05,"last_trade_time":"2026-02-18T16:14:13","percent_change":-1.02041,"prev_day_close":9.7999997138977},{"option":"SPXW260220C06765000","bid":103.0,"bid_size":5.0,"ask":106.5,"ask_size":6.0,"iv":0.2699,"open_interest":45.0,"volume":4.0,"delta":0.7888,"gamma":0.0025,"vega":1.2436,"theta":-11.7742,"rho":0.4362,"theo":104.5347,"change":5.95,"open":120.2,"high":125.52,"low":113.25,"tick":"down","last_trade_price":113.25,"last_trade_time":"2026-02-18T15:09:29","percent_change":5.5452,"prev_day_close":121.700000762939},{"option":"SPXW260220P06765000","bid":13.6,"bid_size":23.0,"ask":13.9,"ask_size":7.0,"iv":0.2691,"open_interest":1703.0,"volume":332.0,"delta":-0.2112,"gamma":0.0025,"vega":1.2436,"theta":-11.8059,"rho":-0.1193,"theo":13.685,"change":3.0,"open":21.74,"high":22.02,"low":6.08,"tick":"up","last_trade_price":9.4,"last_trade_time":"2026-02-18T16:04:09","percent_change":28.8462,"prev_day_close":10.4000000953674},{"option":"SPXW260220C06770000","bid":99.8,"bid_size":1.0,"ask":101.3,"ask_size":1.0,"iv":0.2675,"open_interest":77.0,"volume":6.0,"delta":0.7777,"gamma":0.0026,"vega":1.2803,"theta":-12.2934,"rho":0.4303,"theo":100.3634,"change":2.15,"open":113.49,"high":138.41,"low":105.6,"tick":"down","last_trade_price":105.6,"last_trade_time":"2026-02-18T15:20:50","percent_change":2.0783,"prev_day_close":117.200000762939},{"option":"SPXW260220P06770000","bid":14.5,"bid_size":14.0,"ask":14.8,"ask_size":21.0,"iv":0.2671,"open_interest":1578.0,"volume":708.0,"delta":-0.2223,"gamma":0.0026,"vega":1.2803,"theta":-12.3234,"rho":-0.1256,"theo":14.5119,"change":2.94,"open":20.09,"high":23.02,"low":6.52,"tick":"down","last_trade_price":10.2,"last_trade_time":"2026-02-18T16:13:26","percent_change":26.7273,"prev_day_close":11.0},{"option":"SPXW260220C06775000","bid":96.1,"bid_size":1.0,"ask":96.8,"ask_size":1.0,"iv":0.2646,"open_interest":280.0,"volume":17.0,"delta":0.7661,"gamma":0.0027,"vega":1.3171,"theta":-12.8144,"rho":0.424,"theo":96.2399,"change":1.6,"open":105.74,"high":138.38,"low":101.45,"tick":"down","last_trade_price":101.45,"last_trade_time":"2026-02-18T15:20:50","percent_change":1.60241,"prev_day_close":113.0},{"option":"SPXW260220P06775000","bid":15.3,"bid_size":22.0,"ask":15.7,"ask_size":21.0,"iv":0.265,"open_interest":1402.0,"volume":644.0,"delta":-0.2339,"gamma":0.0027,"vega":1.3171,"theta":-12.8427,"rho":-0.1322,"theo":15.3866,"change":4.39,"open":20.1,"high":23.91,"low":6.83,"tick":"no_change","last_trade_price":10.95,"last_trade_time":"2026-02-18T16:13:53","percent_change":37.5214,"prev_day_close":11.7000002861023},{"option":"SPXW260220C06780000","bid":91.5,"bid_size":6.0,"ask":93.1,"ask_size":6.0,"iv":0.2626,"open_interest":103.0,"volume":10.0,"delta":0.754,"gamma":0.0028,"vega":1.3533,"theta":-13.3341,"rho":0.4175,"theo":92.167,"change":13.1,"open":101.84,"high":135.17,"low":101.84,"tick":"down","last_trade_price":108.9,"last_trade_time":"2026-02-18T14:48:35","percent_change":13.6743,"prev_day_close":108.550003051758},{"option":"SPXW260220P06780000","bid":16.3,"bid_size":14.0,"ask":16.6,"ask_size":21.0,"iv":0.2626,"open_interest":2416.0,"volume":997.0,"delta":-0.246,"gamma":0.0028,"vega":1.3533,"theta":-13.3606,"rho":-0.1392,"theo":16.312,"change":4.9,"open":24.25,"high":25.0,"low":7.27,"tick":"up","last_trade_price":11.48,"last_trade_time":"2026-02-18T16:14:51","percent_change":39.5161,"prev_day_close":12.4000000953674},{"option":"SPXW260220C06785000","bid":87.1,"bid_size":4.0,"ask":90.1,"ask_size":9.0,"iv":0.2626,"open_interest":125.0,"volume":6.0,"delta":0.7413,"gamma":0.0029,"vega":1.3883,"theta":-13.8489,"rho":0.4107,"theo":88.1465,"change":37.14,"open":104.4,"high":129.04,"low":104.4,"tick":"up","last_trade_price":129.04,"last_trade_time":"2026-02-18T12:11:42","percent_change":40.4135,"prev_day_close":104.25},{"option":"SPXW260220P06785000","bid":17.2,"bid_size":18.0,"ask":17.6,"ask_size":17.0,"iv":0.2605,"open_interest":1057.0,"volume":936.0,"delta":-0.2586,"gamma":0.0029,"vega":1.3883,"theta":-13.8737,"rho":-0.1464,"theo":17.2898,"change":4.5,"open":26.23,"high":26.23,"low":7.7,"tick":"up","last_trade_price":12.51,"last_trade_time":"2026-02-18T16:11:03","percent_change":34.3511,"prev_day_close":13.0999999046326},{"option":"SPXW260220C06790000","bid":83.7,"bid_size":4.0,"ask":85.0,"ask_size":4.0,"iv":0.2579,"open_interest":178.0,"volume":28.0,"delta":0.7282,"gamma":0.003,"vega":1.4226,"theta":-14.3545,"rho":0.4037,"theo":84.1798,"change":20.84,"open":88.85,"high":125.26,"low":88.85,"tick":"up","last_trade_price":109.04,"last_trade_time":"2026-02-18T15:53:20","percent_change":23.6281,"prev_day_close":100.050003051758},{"option":"SPXW260220P06790000","bid":18.3,"bid_size":13.0,"ask":18.6,"ask_size":17.0,"iv":0.258,"open_interest":2160.0,"volume":1168.0,"delta":-0.2718,"gamma":0.003,"vega":1.4226,"theta":-14.3776,"rho":-0.1538,"theo":18.3213,"change":3.9,"open":24.29,"high":26.36,"low":8.2,"tick":"up","last_trade_price":12.85,"last_trade_time":"2026-02-18T16:04:27","percent_change":28.0576,"prev_day_close":13.9000000953674},{"option":"SPXW260220C06795000","bid":80.1,"bid_size":4.0,"ask":80.8,"ask_size":4.0,"iv":0.256,"open_interest":234.0,"volume":4.0,"delta":0.7144,"gamma":0.0031,"vega":1.4565,"theta":-14.8456,"rho":0.3962,"theo":80.2695,"change":-13.05,"open":118.48,"high":120.49,"low":99.32,"tick":"no_change","last_trade_price":99.32,"last_trade_time":"2026-02-18T16:00:14","percent_change":-13.5867,"prev_day_close":96.0499992370606},{"option":"SPXW260220P06795000","bid":19.4,"bid_size":12.0,"ask":19.7,"ask_size":16.0,"iv":0.2558,"open_interest":924.0,"volume":803.0,"delta":-0.2855,"gamma":0.0031,"vega":1.4565,"theta":-14.8669,"rho":-0.1617,"theo":19.4093,"change":-16.15,"open":25.67,"high":27.35,"low":8.51,"tick":"down","last_trade_price":13.63,"last_trade_time":"2026-02-18T16:14:48","percent_change":-55.2137,"prev_day_close":14.7000002861023},{"option":"SPXW260220C06800000","bid":76.3,"bid_size":4.0,"ask":76.9,"ask_size":4.0,"iv":0.254,"open_interest":594.0,"volume":78.0,"delta":0.7002,"gamma":0.0032,"vega":1.4894,"theta":-15.3167,"rho":0.3884,"theo":76.4188,"change":13.66,"open":83.12,"high":117.0,"low":80.75,"tick":"down","last_trade_price":94.38,"last_trade_time":"2026-02-18T16:01:31","percent_change":16.8955,"prev_day_close":91.6500015258789},{"option":"SPXW260220P06800000","bid":20.5,"bid_size":14.0,"ask":20.9,"ask_size":20.0,"iv":0.2534,"open_interest":3714.0,"volume":3334.0,"delta":-0.2998,"gamma":0.0032,"vega":1.4894,"theta":-15.3363,"rho":-0.1699,"theo":20.5569,"change":4.21,"open":28.33,"high":30.1,"low":8.95,"tick":"no_change","last_trade_price":14.63,"last_trade_time":"2026-02-18T16:14:55","percent_change":26.9872,"prev_day_close":15.5999999046326},{"option":"SPXW260220C06805000","bid":72.6,"bid_size":4.0,"ask":73.1,"ask_size":4.0,"iv":0.2513,"open_interest":107.0,"volume":22.0,"delta":0.6854,"gamma":0.0033,"vega":1.5205,"theta":-15.7628,"rho":0.3803,"theo":72.6301,"change":-14.1,"open":80.02,"high":111.24,"low":79.47,"tick":"up","last_trade_price":86.6,"last_trade_time":"2026-02-18T15:45:36","percent_change":-16.0959,"prev_day_close":87.6000022888184},{"option":"SPXW260220P06805000","bid":21.7,"bid_size":13.0,"ask":22.1,"ask_size":16.0,"iv":0.251,"open_interest":2025.0,"volume":1299.0,"delta":-0.3146,"gamma":0.0033,"vega":1.5205,"theta":-15.7806,"rho":-0.1784,"theo":21.7664,"change":-1.15,"open":27.41,"high":30.0,"low":9.93,"tick":"up","last_trade_price":15.9,"last_trade_time":"2026-02-18T16:11:00","percent_change":-6.99088,"prev_day_close":16.4499998092651},{"option":"SPXW260220C06810000","bid":68.9,"bid_size":4.0,"ask":69.3,"ask_size":1.0,"iv":0.2487,"open_interest":391.0,"volume":57.0,"delta":0.67,"gamma":0.0034,"vega":1.5497,"theta":-16.1784,"rho":0.3721,"theo":68.9047,"change":15.59,"open":76.35,"high":104.22,"low":74.2,"tick":"up","last_trade_price":89.34,"last_trade_time":"2026-02-18T15:51:57","percent_change":21.139,"prev_day_close":83.5500030517578},{"option":"SPXW260220P06810000","bid":22.9,"bid_size":16.0,"ask":23.3,"ask_size":15.0,"iv":0.2485,"open_interest":946.0,"volume":418.0,"delta":-0.3299,"gamma":0.0034,"vega":1.5497,"theta":-16.1944,"rho":-0.1871,"theo":23.0392,"change":6.7,"open":31.0,"high":31.0,"low":10.17,"tick":"up","last_trade_price":16.82,"last_trade_time":"2026-02-18T16:11:07","percent_change":38.5057,"prev_day_close":17.3999996185303},{"option":"SPXW260220C06815000","bid":65.2,"bid_size":4.0,"ask":65.6,"ask_size":2.0,"iv":0.2464,"open_interest":206.0,"volume":53.0,"delta":0.6541,"gamma":0.0035,"vega":1.5774,"theta":-16.5568,"rho":0.3634,"theo":65.2445,"change":-10.15,"open":71.8,"high":102.73,"low":69.88,"tick":"no_change","last_trade_price":81.7,"last_trade_time":"2026-02-18T16:13:16","percent_change":-12.7593,"prev_day_close":79.5500030517578},{"option":"SPXW260220P06815000","bid":24.3,"bid_size":7.0,"ask":24.6,"ask_size":13.0,"iv":0.2462,"open_interest":497.0,"volume":350.0,"delta":-0.3458,"gamma":0.0035,"vega":1.5774,"theta":-16.571,"rho":-0.1962,"theo":24.3773,"change":-18.3,"open":30.98,"high":32.85,"low":10.9,"tick":"down","last_trade_price":17.22,"last_trade_time":"2026-02-18T16:14:51","percent_change":-52.2857,"prev_day_close":18.3999996185303},{"option":"SPXW260220C06820000","bid":61.6,"bid_size":6.0,"ask":62.0,"ask_size":3.0,"iv":0.2436,"open_interest":359.0,"volume":146.0,"delta":0.6376,"gamma":0.0036,"vega":1.6035,"theta":-16.8906,"rho":0.3543,"theo":61.6532,"change":-13.15,"open":73.2,"high":98.95,"low":69.6,"tick":"no_change","last_trade_price":77.75,"last_trade_time":"2026-02-18T16:13:16","percent_change":-17.3827,"prev_day_close":75.6500015258789},{"option":"SPXW260220P06820000","bid":25.6,"bid_size":15.0,"ask":26.0,"ask_size":17.0,"iv":0.2437,"open_interest":735.0,"volume":519.0,"delta":-0.3623,"gamma":0.0036,"vega":1.6035,"theta":-16.9031,"rho":-0.2057,"theo":25.7842,"change":2.5,"open":35.05,"high":36.0,"low":11.32,"tick":"down","last_trade_price":18.27,"last_trade_time":"2026-02-18T16:14:07","percent_change":12.8205,"prev_day_close":19.5},{"option":"SPXW260220C06825000","bid":58.0,"bid_size":6.0,"ask":58.5,"ask_size":6.0,"iv":0.2409,"open_interest":537.0,"volume":40.0,"delta":0.6206,"gamma":0.0037,"vega":1.6269,"theta":-17.1733,"rho":0.3449,"theo":58.1335,"change":-11.85,"open":65.6,"high":97.0,"low":63.25,"tick":"no_change","last_trade_price":73.77,"last_trade_time":"2026-02-18T16:13:31","percent_change":-16.4927,"prev_day_close":71.8499984741211},{"option":"SPXW260220P06825000","bid":27.1,"bid_size":10.0,"ask":27.5,"ask_size":17.0,"iv":0.2407,"open_interest":1504.0,"volume":784.0,"delta":-0.3794,"gamma":0.0037,"vega":1.6269,"theta":-17.1841,"rho":-0.2155,"theo":27.2628,"change":7.9,"open":33.08,"high":36.71,"low":12.1,"tick":"up","last_trade_price":19.8,"last_trade_time":"2026-02-18T16:07:57","percent_change":38.3495,"prev_day_close":20.6000003814697},{"option":"SPXW260220C06830000","bid":54.6,"bid_size":6.0,"ask":55.0,"ask_size":8.0,"iv":0.2383,"open_interest":1046.0,"volume":164.0,"delta":0.603,"gamma":0.0038,"vega":1.6475,"theta":-17.3993,"rho":0.3353,"theo":54.6867,"change":-13.1,"open":60.6,"high":91.09,"low":58.75,"tick":"no_change","last_trade_price":69.97,"last_trade_time":"2026-02-18T16:13:31","percent_change":-19.2647,"prev_day_close":68.0},{"option":"SPXW260220P06830000","bid":28.6,"bid_size":11.0,"ask":29.0,"ask_size":13.0,"iv":0.2378,"open_interest":1334.0,"volume":1526.0,"delta":-0.397,"gamma":0.0038,"vega":1.6475,"theta":-17.4084,"rho":-0.2255,"theo":28.8143,"change":5.88,"open":34.67,"high":37.6,"low":12.76,"tick":"up","last_trade_price":21.3,"last_trade_time":"2026-02-18T16:12:43","percent_change":26.9725,"prev_day_close":21.8000001907349},{"option":"SPXW260220C06835000","bid":51.2,"bid_size":7.0,"ask":51.6,"ask_size":8.0,"iv":0.2355,"open_interest":235.0,"volume":69.0,"delta":0.5848,"gamma":0.0039,"vega":1.6654,"theta":-17.5618,"rho":0.3253,"theo":51.3151,"change":2.55,"open":61.2,"high":85.5,"low":56.32,"tick":"down","last_trade_price":66.12,"last_trade_time":"2026-02-18T16:06:26","percent_change":3.96887,"prev_day_close":64.25},{"option":"SPXW260220P06835000","bid":30.2,"bid_size":11.0,"ask":30.6,"ask_size":13.0,"iv":0.2351,"open_interest":756.0,"volume":350.0,"delta":-0.4152,"gamma":0.0039,"vega":1.6654,"theta":-17.5691,"rho":-0.2359,"theo":30.4409,"change":6.15,"open":34.46,"high":40.97,"low":14.1,"tick":"down","last_trade_price":21.67,"last_trade_time":"2026-02-18T16:14:48","percent_change":26.6811,"prev_day_close":23.0500001907349},{"option":"SPXW260220C06840000","bid":47.9,"bid_size":7.0,"ask":48.3,"ask_size":8.0,"iv":0.2325,"open_interest":361.0,"volume":113.0,"delta":0.566,"gamma":0.004,"vega":1.6804,"theta":-17.6528,"rho":0.3149,"theo":48.0228,"change":-10.85,"open":54.0,"high":82.48,"low":51.96,"tick":"down","last_trade_price":62.3,"last_trade_time":"2026-02-18T16:10:29","percent_change":-17.9191,"prev_day_close":60.5500011444092},{"option":"SPXW260220P06840000","bid":31.9,"bid_size":12.0,"ask":32.3,"ask_size":14.0,"iv":0.2324,"open_interest":1658.0,"volume":1125.0,"delta":-0.4339,"gamma":0.004,"vega":1.6804,"theta":-17.6584,"rho":-0.2468,"theo":32.1469,"change":9.0,"open":38.9,"high":41.0,"low":14.5,"tick":"no_change","last_trade_price":22.95,"last_trade_time":"2026-02-18T16:14:47","percent_change":36.8852,"prev_day_close":24.3999996185303},{"option":"SPXW260220C06845000","bid":44.6,"bid_size":8.0,"ask":45.1,"ask_size":9.0,"iv":0.2299,"open_interest":567.0,"volume":154.0,"delta":0.5467,"gamma":0.004,"vega":1.6918,"theta":-17.6665,"rho":0.3042,"theo":44.8131,"change":13.37,"open":50.1,"high":80.3,"low":48.75,"tick":"no_change","last_trade_price":57.93,"last_trade_time":"2026-02-18T16:12:43","percent_change":26.293,"prev_day_close":56.9499988555908},{"option":"SPXW260220P06845000","bid":33.7,"bid_size":6.0,"ask":34.1,"ask_size":14.0,"iv":0.2298,"open_interest":1387.0,"volume":385.0,"delta":-0.4532,"gamma":0.004,"vega":1.6918,"theta":-17.6703,"rho":-0.2578,"theo":33.9355,"change":-20.87,"open":43.6,"high":43.6,"low":15.3,"tick":"up","last_trade_price":24.68,"last_trade_time":"2026-02-18T16:05:30","percent_change":-45.8178,"prev_day_close":25.8000001907349},{"option":"SPXW260220C06850000","bid":41.5,"bid_size":9.0,"ask":41.9,"ask_size":8.0,"iv":0.2273,"open_interest":2901.0,"volume":2760.0,"delta":0.5268,"gamma":0.0041,"vega":1.6993,"theta":-17.5988,"rho":0.2934,"theo":41.6877,"change":-10.45,"open":52.0,"high":75.9,"low":45.65,"tick":"no_change","last_trade_price":54.33,"last_trade_time":"2026-02-18T16:12:43","percent_change":-19.551,"prev_day_close":53.4499988555908},{"option":"SPXW260220P06850000","bid":35.5,"bid_size":12.0,"ask":35.9,"ask_size":9.0,"iv":0.2269,"open_interest":3560.0,"volume":4015.0,"delta":-0.4731,"gamma":0.0041,"vega":1.6993,"theta":-17.6008,"rho":-0.2691,"theo":35.8083,"change":7.8,"open":41.29,"high":45.8,"low":16.0,"tick":"down","last_trade_price":25.71,"last_trade_time":"2026-02-18T16:14:51","percent_change":28.6765,"prev_day_close":27.1999998092651},{"option":"SPXW260220C06855000","bid":38.5,"bid_size":7.0,"ask":38.9,"ask_size":9.0,"iv":0.2241,"open_interest":434.0,"volume":238.0,"delta":0.5064,"gamma":0.0042,"vega":1.7028,"theta":-17.4444,"rho":0.282,"theo":38.6504,"change":-3.01,"open":47.83,"high":71.21,"low":42.6,"tick":"down","last_trade_price":51.76,"last_trade_time":"2026-02-18T16:06:26","percent_change":-6.02,"prev_day_close":50.0},{"option":"SPXW260220P06855000","bid":37.5,"bid_size":9.0,"ask":37.9,"ask_size":9.0,"iv":0.224,"open_interest":674.0,"volume":582.0,"delta":-0.4935,"gamma":0.0042,"vega":1.7028,"theta":-17.4447,"rho":-0.2808,"theo":37.7693,"change":4.1,"open":44.25,"high":47.12,"low":17.28,"tick":"no_change","last_trade_price":27.41,"last_trade_time":"2026-02-18T16:14:38","percent_change":14.2361,"prev_day_close":28.8000001907349},{"option":"SPXW260220C06860000","bid":35.5,"bid_size":13.0,"ask":35.9,"ask_size":12.0,"iv":0.2214,"open_interest":682.0,"volume":384.0,"delta":0.4855,"gamma":0.0042,"vega":1.702,"theta":-17.1979,"rho":0.2703,"theo":35.7072,"change":-1.65,"open":43.6,"high":66.4,"low":39.8,"tick":"down","last_trade_price":47.59,"last_trade_time":"2026-02-18T16:09:03","percent_change":-3.53698,"prev_day_close":46.6499996185303},{"option":"SPXW260220P06860000","bid":39.5,"bid_size":5.0,"ask":40.0,"ask_size":5.0,"iv":0.2213,"open_interest":868.0,"volume":798.0,"delta":-0.5144,"gamma":0.0042,"vega":1.702,"theta":-17.1965,"rho":-0.293,"theo":39.8243,"change":9.08,"open":45.2,"high":51.7,"low":18.0,"tick":"up","last_trade_price":28.9,"last_trade_time":"2026-02-18T16:04:41","percent_change":29.8684,"prev_day_close":30.3999996185303},{"option":"SPXW260220C06865000","bid":32.7,"bid_size":13.0,"ask":33.1,"ask_size":13.0,"iv":0.2185,"open_interest":250.0,"volume":264.0,"delta":0.4641,"gamma":0.0042,"vega":1.6964,"theta":-16.8578,"rho":0.2585,"theo":32.8614,"change":-6.95,"open":40.0,"high":64.1,"low":36.5,"tick":"down","last_trade_price":44.9,"last_trade_time":"2026-02-18T16:08:24","percent_change":-16.0323,"prev_day_close":43.3500003814697},{"option":"SPXW260220P06865000","bid":41.7,"bid_size":2.0,"ask":42.1,"ask_size":5.0,"iv":0.2184,"open_interest":560.0,"volume":642.0,"delta":-0.5359,"gamma":0.0042,"vega":1.6964,"theta":-16.8547,"rho":-0.3052,"theo":41.9768,"change":-1.8,"open":51.51,"high":51.51,"low":18.83,"tick":"down","last_trade_price":31.1,"last_trade_time":"2026-02-18T16:12:34","percent_change":-5.60748,"prev_day_close":32.1000003814697},{"option":"SPXW260220C06870000","bid":29.9,"bid_size":12.0,"ask":30.4,"ask_size":12.0,"iv":0.2154,"open_interest":748.0,"volume":790.0,"delta":0.4422,"gamma":0.0043,"vega":1.6859,"theta":-16.4246,"rho":0.2464,"theo":30.117,"change":-7.15,"open":39.0,"high":61.0,"low":33.72,"tick":"down","last_trade_price":41.48,"last_trade_time":"2026-02-18T16:08:20","percent_change":-17.8082,"prev_day_close":40.1499996185303},{"option":"SPXW260220P06870000","bid":43.9,"bid_size":5.0,"ask":44.4,"ask_size":2.0,"iv":0.2154,"open_interest":947.0,"volume":987.0,"delta":-0.5578,"gamma":0.0043,"vega":1.6859,"theta":-16.4196,"rho":-0.3177,"theo":44.2306,"change":9.98,"open":47.51,"high":50.63,"low":20.32,"tick":"down","last_trade_price":32.0,"last_trade_time":"2026-02-18T16:01:21","percent_change":29.4395,"prev_day_close":33.8999996185303},{"option":"SPXW260220C06875000","bid":27.3,"bid_size":12.0,"ask":27.7,"ask_size":11.0,"iv":0.2126,"open_interest":736.0,"volume":679.0,"delta":0.4198,"gamma":0.0043,"vega":1.6696,"theta":-15.8972,"rho":0.2338,"theo":27.4814,"change":-8.0,"open":36.5,"high":56.0,"low":30.94,"tick":"up","last_trade_price":38.69,"last_trade_time":"2026-02-18T16:14:00","percent_change":-21.6216,"prev_day_close":37.0},{"option":"SPXW260220P06875000","bid":46.3,"bid_size":5.0,"ask":46.8,"ask_size":5.0,"iv":0.2122,"open_interest":754.0,"volume":717.0,"delta":-0.5801,"gamma":0.0043,"vega":1.6696,"theta":-15.8905,"rho":-0.3307,"theo":46.5933,"change":10.25,"open":54.0,"high":54.8,"low":21.26,"tick":"down","last_trade_price":33.91,"last_trade_time":"2026-02-18T16:14:48","percent_change":28.6713,"prev_day_close":35.75},{"option":"SPXW260220C06880000","bid":24.8,"bid_size":16.0,"ask":25.2,"ask_size":14.0,"iv":0.2097,"open_interest":544.0,"volume":675.0,"delta":0.3971,"gamma":0.0043,"vega":1.6481,"theta":-15.2785,"rho":0.2212,"theo":24.9605,"change":-6.8,"open":34.18,"high":53.35,"low":28.32,"tick":"down","last_trade_price":35.1,"last_trade_time":"2026-02-18T16:09:01","percent_change":-20.0,"prev_day_close":34.0},{"option":"SPXW260220P06880000","bid":48.8,"bid_size":5.0,"ask":49.3,"ask_size":5.0,"iv":0.2093,"open_interest":1074.0,"volume":1279.0,"delta":-0.6028,"gamma":0.0043,"vega":1.6481,"theta":-15.2701,"rho":-0.3437,"theo":49.0707,"change":11.45,"open":56.3,"high":57.8,"low":22.7,"tick":"down","last_trade_price":36.24,"last_trade_time":"2026-02-18T16:13:16","percent_change":30.3311,"prev_day_close":37.75},{"option":"SPXW260220C06885000","bid":22.5,"bid_size":7.0,"ask":22.8,"ask_size":11.0,"iv":0.2066,"open_interest":432.0,"volume":543.0,"delta":0.3741,"gamma":0.0043,"vega":1.6207,"theta":-14.576,"rho":0.2085,"theo":22.5587,"change":-6.3,"open":30.78,"high":48.5,"low":26.18,"tick":"up","last_trade_price":32.57,"last_trade_time":"2026-02-18T16:14:00","percent_change":-20.2572,"prev_day_close":31.1000003814697},{"option":"SPXW260220P06885000","bid":51.4,"bid_size":5.0,"ask":52.2,"ask_size":7.0,"iv":0.2078,"open_interest":948.0,"volume":1108.0,"delta":-0.6259,"gamma":0.0043,"vega":1.6207,"theta":-14.5658,"rho":-0.3568,"theo":51.6671,"change":11.85,"open":58.27,"high":61.38,"low":26.11,"tick":"up","last_trade_price":38.5,"last_trade_time":"2026-02-18T16:06:22","percent_change":29.7365,"prev_day_close":39.8500003814697},{"option":"SPXW260220C06890000","bid":20.2,"bid_size":14.0,"ask":20.6,"ask_size":15.0,"iv":0.204,"open_interest":1100.0,"volume":1441.0,"delta":0.3508,"gamma":0.0042,"vega":1.5866,"theta":-13.7966,"rho":0.1954,"theo":20.2841,"change":-6.9,"open":28.51,"high":46.22,"low":23.58,"tick":"down","last_trade_price":29.03,"last_trade_time":"2026-02-18T16:09:03","percent_change":-24.3816,"prev_day_close":28.3000001907349},{"option":"SPXW260220P06890000","bid":54.2,"bid_size":2.0,"ask":54.6,"ask_size":2.0,"iv":0.2037,"open_interest":668.0,"volume":770.0,"delta":-0.6491,"gamma":0.0042,"vega":1.5866,"theta":-13.7847,"rho":-0.3704,"theo":54.3908,"change":12.45,"open":60.77,"high":63.92,"low":25.7,"tick":"no_change","last_trade_price":40.0,"last_trade_time":"2026-02-18T16:14:43","percent_change":29.6076,"prev_day_close":42.0500011444092},{"option":"SPXW260220C06895000","bid":18.1,"bid_size":15.0,"ask":18.4,"ask_size":12.0,"iv":0.201,"open_interest":533.0,"volume":704.0,"delta":0.3275,"gamma":0.0042,"vega":1.5469,"theta":-12.9504,"rho":0.1824,"theo":18.1425,"change":-6.4,"open":26.17,"high":43.02,"low":21.5,"tick":"down","last_trade_price":27.4,"last_trade_time":"2026-02-18T16:02:24","percent_change":-25.0,"prev_day_close":25.6000003814697},{"option":"SPXW260220P06895000","bid":57.0,"bid_size":3.0,"ask":57.5,"ask_size":1.0,"iv":0.2009,"open_interest":626.0,"volume":720.0,"delta":-0.6725,"gamma":0.0042,"vega":1.5469,"theta":-12.9367,"rho":-0.3837,"theo":57.2474,"change":13.85,"open":63.05,"high":66.17,"low":27.3,"tick":"down","last_trade_price":42.18,"last_trade_time":"2026-02-18T16:05:07","percent_change":31.2289,"prev_day_close":44.3500003814697},{"option":"SPXW260220C06900000","bid":16.1,"bid_size":15.0,"ask":16.4,"ask_size":12.0,"iv":0.198,"open_interest":3249.0,"volume":3351.0,"delta":0.3041,"gamma":0.0041,"vega":1.5012,"theta":-12.052,"rho":0.1695,"theo":16.1373,"change":-5.8,"open":22.1,"high":40.0,"low":18.77,"tick":"no_change","last_trade_price":24.65,"last_trade_time":"2026-02-18T16:14:47","percent_change":-25.2174,"prev_day_close":23.0},{"option":"SPXW260220P06900000","bid":60.1,"bid_size":1.0,"ask":60.5,"ask_size":1.0,"iv":0.198,"open_interest":2645.0,"volume":2278.0,"delta":-0.6958,"gamma":0.0041,"vega":1.5012,"theta":-12.0366,"rho":-0.3971,"theo":60.2405,"change":14.45,"open":65.88,"high":71.5,"low":28.9,"tick":"no_change","last_trade_price":44.5,"last_trade_time":"2026-02-18T16:14:47","percent_change":30.9091,"prev_day_close":46.75},{"option":"SPXW260220C06905000","bid":14.3,"bid_size":16.0,"ask":14.6,"ask_size":17.0,"iv":0.1956,"open_interest":612.0,"volume":657.0,"delta":0.281,"gamma":0.004,"vega":1.4485,"theta":-11.116,"rho":0.1564,"theo":14.2746,"change":-4.95,"open":21.35,"high":36.7,"low":16.6,"tick":"down","last_trade_price":21.1,"last_trade_time":"2026-02-18T16:09:50","percent_change":-24.0876,"prev_day_close":20.5500001907349},{"option":"SPXW260220P06905000","bid":63.1,"bid_size":1.0,"ask":63.8,"ask_size":1.0,"iv":0.1956,"open_interest":295.0,"volume":424.0,"delta":-0.7189,"gamma":0.004,"vega":1.4485,"theta":-11.0988,"rho":-0.4106,"theo":63.376,"change":7.82,"open":68.28,"high":68.28,"low":31.2,"tick":"no_change","last_trade_price":48.43,"last_trade_time":"2026-02-18T16:12:43","percent_change":15.846,"prev_day_close":49.3500003814697},{"option":"SPXW260220C06910000","bid":12.5,"bid_size":19.0,"ask":12.9,"ask_size":17.0,"iv":0.1926,"open_interest":890.0,"volume":1100.0,"delta":0.2582,"gamma":0.0039,"vega":1.3913,"theta":-10.1583,"rho":0.1438,"theo":12.5554,"change":-2.75,"open":18.0,"high":33.8,"low":14.9,"tick":"down","last_trade_price":19.06,"last_trade_time":"2026-02-18T16:09:01","percent_change":-15.0685,"prev_day_close":18.25},{"option":"SPXW260220P06910000","bid":66.4,"bid_size":1.0,"ask":67.1,"ask_size":2.0,"iv":0.1926,"open_interest":416.0,"volume":238.0,"delta":-0.7418,"gamma":0.0039,"vega":1.3913,"theta":-10.1394,"rho":-0.4236,"theo":66.6551,"change":-7.83,"open":51.86,"high":65.0,"low":32.77,"tick":"down","last_trade_price":43.6,"last_trade_time":"2026-02-18T15:53:21","percent_change":-15.0722,"prev_day_close":51.9499988555908},{"option":"SPXW260220C06915000","bid":11.0,"bid_size":16.0,"ask":11.3,"ask_size":18.0,"iv":0.1901,"open_interest":834.0,"volume":750.0,"delta":0.2359,"gamma":0.0038,"vega":1.3283,"theta":-9.1971,"rho":0.1312,"theo":10.9795,"change":-4.95,"open":16.04,"high":30.6,"low":12.88,"tick":"down","last_trade_price":16.7,"last_trade_time":"2026-02-18T16:12:42","percent_change":-30.8411,"prev_day_close":16.0500001907349},{"option":"SPXW260220P06915000","bid":69.8,"bid_size":1.0,"ask":70.6,"ask_size":1.0,"iv":0.1905,"open_interest":303.0,"volume":164.0,"delta":-0.7641,"gamma":0.0038,"vega":1.3283,"theta":-9.1765,"rho":-0.4365,"theo":70.0774,"change":-3.2,"open":74.39,"high":74.39,"low":36.5,"tick":"up","last_trade_price":50.0,"last_trade_time":"2026-02-18T15:59:29","percent_change":-5.83941,"prev_day_close":54.7999992370606},{"option":"SPXW260220C06920000","bid":9.5,"bid_size":23.0,"ask":9.8,"ask_size":5.0,"iv":0.1874,"open_interest":1352.0,"volume":1736.0,"delta":0.2142,"gamma":0.0036,"vega":1.2603,"theta":-8.2483,"rho":0.1192,"theo":9.5468,"change":-4.9,"open":13.6,"high":28.2,"low":11.3,"tick":"up","last_trade_price":14.95,"last_trade_time":"2026-02-18T16:13:16","percent_change":-35.0,"prev_day_close":14.0},{"option":"SPXW260220P06920000","bid":73.4,"bid_size":1.0,"ask":74.1,"ask_size":1.0,"iv":0.1875,"open_interest":600.0,"volume":131.0,"delta":-0.7857,"gamma":0.0036,"vega":1.2603,"theta":-8.2259,"rho":-0.449,"theo":73.6431,"change":-8.18,"open":66.0,"high":76.96,"low":37.44,"tick":"no_change","last_trade_price":56.48,"last_trade_time":"2026-02-18T16:09:30","percent_change":-14.2014,"prev_day_close":57.6000003814697},{"option":"SPXW260220C06925000","bid":8.2,"bid_size":22.0,"ask":8.5,"ask_size":18.0,"iv":0.1846,"open_interest":1367.0,"volume":1131.0,"delta":0.1934,"gamma":0.0035,"vega":1.1896,"theta":-7.327,"rho":0.1076,"theo":8.2518,"change":-3.1,"open":13.4,"high":25.5,"low":9.68,"tick":"no_change","last_trade_price":13.33,"last_trade_time":"2026-02-18T16:14:55","percent_change":-25.6198,"prev_day_close":12.0999999046326},{"option":"SPXW260220P06925000","bid":77.0,"bid_size":1.0,"ask":77.8,"ask_size":1.0,"iv":0.1846,"open_interest":1257.0,"volume":178.0,"delta":-0.8066,"gamma":0.0035,"vega":1.1896,"theta":-7.3028,"rho":-0.461,"theo":77.3463,"change":-36.7,"open":82.81,"high":82.81,"low":38.8,"tick":"down","last_trade_price":51.1,"last_trade_time":"2026-02-18T15:56:17","percent_change":-41.7995,"prev_day_close":60.75},{"option":"SPXW260220C06930000","bid":7.1,"bid_size":12.0,"ask":7.3,"ask_size":2.0,"iv":0.1824,"open_interest":1152.0,"volume":1079.0,"delta":0.1735,"gamma":0.0033,"vega":1.1145,"theta":-6.4476,"rho":0.0964,"theo":7.0908,"change":-2.91,"open":10.62,"high":22.8,"low":8.21,"tick":"no_change","last_trade_price":11.01,"last_trade_time":"2026-02-18T16:12:08","percent_change":-27.9808,"prev_day_close":10.4000000953674},{"option":"SPXW260220P06930000","bid":80.8,"bid_size":1.0,"ask":81.6,"ask_size":1.0,"iv":0.1824,"open_interest":804.0,"volume":113.0,"delta":-0.8264,"gamma":0.0033,"vega":1.1145,"theta":-6.4217,"rho":-0.4727,"theo":81.1836,"change":-37.35,"open":80.05,"high":80.05,"low":41.5,"tick":"down","last_trade_price":53.85,"last_trade_time":"2026-02-18T15:56:09","percent_change":-40.9539,"prev_day_close":64.1000003814697},{"option":"SPXW260220C06935000","bid":6.0,"bid_size":16.0,"ask":6.3,"ask_size":24.0,"iv":0.1796,"open_interest":772.0,"volume":926.0,"delta":0.1547,"gamma":0.0031,"vega":1.0383,"theta":-5.6204,"rho":0.0859,"theo":6.0568,"change":-2.0,"open":9.5,"high":20.01,"low":6.93,"tick":"up","last_trade_price":9.72,"last_trade_time":"2026-02-18T16:14:45","percent_change":-22.7273,"prev_day_close":8.7999997138977},{"option":"SPXW260220P06935000","bid":84.8,"bid_size":1.0,"ask":85.6,"ask_size":1.0,"iv":0.1806,"open_interest":758.0,"volume":119.0,"delta":-0.8453,"gamma":0.0031,"vega":1.0383,"theta":-5.5927,"rho":-0.4835,"theo":85.1478,"change":16.05,"open":61.65,"high":79.08,"low":44.2,"tick":"no_change","last_trade_price":59.58,"last_trade_time":"2026-02-18T15:58:52","percent_change":23.7602,"prev_day_close":67.5500030517578},{"option":"SPXW260220C06940000","bid":5.1,"bid_size":43.0,"ask":5.3,"ask_size":4.0,"iv":0.1776,"open_interest":1020.0,"volume":1263.0,"delta":0.137,"gamma":0.0029,"vega":0.9606,"theta":-4.8546,"rho":0.076,"theo":5.1424,"change":-1.7,"open":9.15,"high":17.79,"low":5.84,"tick":"up","last_trade_price":8.27,"last_trade_time":"2026-02-18T16:14:45","percent_change":-22.973,"prev_day_close":7.40000009536743},{"option":"SPXW260220P06940000","bid":88.8,"bid_size":1.0,"ask":89.6,"ask_size":1.0,"iv":0.1778,"open_interest":692.0,"volume":111.0,"delta":-0.863,"gamma":0.0029,"vega":0.9606,"theta":-4.8252,"rho":-0.4939,"theo":89.2316,"change":-35.59,"open":87.48,"high":87.48,"low":46.9,"tick":"no_change","last_trade_price":62.96,"last_trade_time":"2026-02-18T15:58:52","percent_change":-36.1137,"prev_day_close":71.1000022888184},{"option":"SPXW260220C06945000","bid":4.3,"bid_size":2.0,"ask":4.5,"ask_size":55.0,"iv":0.1757,"open_interest":894.0,"volume":908.0,"delta":0.1205,"gamma":0.0027,"vega":0.8824,"theta":-4.1562,"rho":0.0668,"theo":4.3407,"change":-1.4,"open":7.65,"high":16.3,"low":4.85,"tick":"up","last_trade_price":6.7,"last_trade_time":"2026-02-18T16:14:18","percent_change":-22.9508,"prev_day_close":6.09999990463257},{"option":"SPXW260220P06945000","bid":93.0,"bid_size":1.0,"ask":93.8,"ask_size":2.0,"iv":0.1753,"open_interest":427.0,"volume":101.0,"delta":-0.8794,"gamma":0.0027,"vega":0.8824,"theta":-4.125,"rho":-0.5034,"theo":93.4282,"change":-35.03,"open":94.41,"high":94.62,"low":49.6,"tick":"up","last_trade_price":67.27,"last_trade_time":"2026-02-18T15:59:15","percent_change":-34.2424,"prev_day_close":74.7000007629394},{"option":"SPXW260220C06950000","bid":3.6,"bid_size":3.0,"ask":3.8,"ask_size":62.0,"iv":0.1733,"open_interest":3622.0,"volume":3993.0,"delta":0.1054,"gamma":0.0024,"vega":0.8059,"theta":-3.528,"rho":0.0584,"theo":3.6422,"change":-1.1,"open":6.58,"high":14.32,"low":4.0,"tick":"up","last_trade_price":5.48,"last_trade_time":"2026-02-18T16:13:44","percent_change":-22.0,"prev_day_close":5.0},{"option":"SPXW260220P06950000","bid":97.3,"bid_size":1.0,"ask":98.1,"ask_size":1.0,"iv":0.1741,"open_interest":1571.0,"volume":148.0,"delta":-0.8946,"gamma":0.0024,"vega":0.8059,"theta":-3.495,"rho":-0.5123,"theo":97.728,"change":-29.4,"open":98.43,"high":98.43,"low":52.91,"tick":"no_change","last_trade_price":75.7,"last_trade_time":"2026-02-18T16:05:15","percent_change":-27.6836,"prev_day_close":78.6999969482422},{"option":"SPXW260220C06955000","bid":2.95,"bid_size":56.0,"ask":3.1,"ask_size":4.0,"iv":0.1712,"open_interest":1771.0,"volume":1508.0,"delta":0.0915,"gamma":0.0022,"vega":0.73,"theta":-2.9718,"rho":0.0506,"theo":3.04,"change":-0.8,"open":5.57,"high":12.5,"low":3.3,"tick":"no_change","last_trade_price":4.5,"last_trade_time":"2026-02-18T16:13:44","percent_change":-19.5122,"prev_day_close":4.09999990463257},{"option":"SPXW260220P06955000","bid":101.7,"bid_size":1.0,"ask":102.5,"ask_size":1.0,"iv":0.1718,"open_interest":408.0,"volume":54.0,"delta":-0.9084,"gamma":0.0022,"vega":0.73,"theta":-2.9371,"rho":-0.5204,"theo":102.124,"change":-29.35,"open":102.21,"high":102.21,"low":59.55,"tick":"no_change","last_trade_price":79.6,"last_trade_time":"2026-02-18T16:05:15","percent_change":-26.6576,"prev_day_close":82.7000007629394},{"option":"SPXW260220C06960000","bid":2.45,"bid_size":11.0,"ask":2.55,"ask_size":11.0,"iv":0.1695,"open_interest":2247.0,"volume":2142.0,"delta":0.079,"gamma":0.002,"vega":0.6581,"theta":-2.4852,"rho":0.0437,"theo":2.524,"change":-0.6,"open":4.56,"high":10.65,"low":2.7,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T16:14:47","percent_change":-18.1818,"prev_day_close":3.30000007152557},{"option":"SPXW260220P06960000","bid":106.2,"bid_size":1.0,"ask":107.0,"ask_size":1.0,"iv":0.1698,"open_interest":472.0,"volume":33.0,"delta":-0.9209,"gamma":0.002,"vega":0.6581,"theta":-2.4487,"rho":-0.5278,"theo":106.6063,"change":-34.0,"open":106.03,"high":106.03,"low":62.45,"tick":"down","last_trade_price":74.38,"last_trade_time":"2026-02-18T15:54:50","percent_change":-29.7463,"prev_day_close":87.0},{"option":"SPXW260220C06965000","bid":2.0,"bid_size":12.0,"ask":2.1,"ask_size":8.0,"iv":0.1678,"open_interest":1133.0,"volume":1192.0,"delta":0.0679,"gamma":0.0018,"vega":0.5887,"theta":-2.0658,"rho":0.0374,"theo":2.0867,"change":-0.5,"open":3.4,"high":9.1,"low":2.2,"tick":"no_change","last_trade_price":2.7,"last_trade_time":"2026-02-18T16:10:07","percent_change":-19.2308,"prev_day_close":2.60000002384186},{"option":"SPXW260220P06965000","bid":109.1,"bid_size":6.0,"ask":112.9,"ask_size":6.0,"iv":0.1654,"open_interest":154.0,"volume":17.0,"delta":-0.9321,"gamma":0.0018,"vega":0.5887,"theta":-2.0277,"rho":-0.5344,"theo":111.1672,"change":-38.48,"open":93.03,"high":103.08,"low":74.03,"tick":"down","last_trade_price":80.17,"last_trade_time":"2026-02-18T15:57:53","percent_change":-32.4315,"prev_day_close":91.2000007629394},{"option":"SPXW260220C06970000","bid":1.65,"bid_size":4.0,"ask":1.75,"ask_size":19.0,"iv":0.1668,"open_interest":1792.0,"volume":1289.0,"delta":0.058,"gamma":0.0016,"vega":0.5242,"theta":-1.7084,"rho":0.032,"theo":1.7187,"change":-0.28,"open":3.25,"high":7.73,"low":1.7,"tick":"no_change","last_trade_price":2.3,"last_trade_time":"2026-02-18T16:13:58","percent_change":-13.6585,"prev_day_close":2.04999995231628},{"option":"SPXW260220P06970000","bid":113.7,"bid_size":6.0,"ask":117.5,"ask_size":6.0,"iv":0.163,"open_interest":179.0,"volume":22.0,"delta":-0.942,"gamma":0.0016,"vega":0.5242,"theta":-1.6685,"rho":-0.5403,"theo":115.7975,"change":-37.06,"open":114.53,"high":114.53,"low":71.04,"tick":"up","last_trade_price":85.84,"last_trade_time":"2026-02-18T15:58:40","percent_change":-30.1546,"prev_day_close":95.75},{"option":"SPXW260220C06975000","bid":1.3,"bid_size":26.0,"ask":1.45,"ask_size":67.0,"iv":0.1652,"open_interest":3033.0,"volume":2724.0,"delta":0.0493,"gamma":0.0014,"vega":0.4641,"theta":-1.4077,"rho":0.0271,"theo":1.4119,"change":-0.2,"open":2.65,"high":6.62,"low":1.38,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T16:09:30","percent_change":-12.5,"prev_day_close":1.59999996423721},{"option":"SPXW260220P06975000","bid":120.0,"bid_size":1.0,"ask":120.8,"ask_size":1.0,"iv":0.164,"open_interest":482.0,"volume":16.0,"delta":-0.9506,"gamma":0.0014,"vega":0.4641,"theta":-1.366,"rho":-0.5456,"theo":120.4889,"change":-52.54,"open":105.48,"high":105.48,"low":73.26,"tick":"up","last_trade_price":74.76,"last_trade_time":"2026-02-18T13:09:35","percent_change":-41.2726,"prev_day_close":100.200000762939},{"option":"SPXW260220C06980000","bid":1.05,"bid_size":28.0,"ask":1.2,"ask_size":109.0,"iv":0.1644,"open_interest":2259.0,"volume":1594.0,"delta":0.0418,"gamma":0.0013,"vega":0.4091,"theta":-1.1572,"rho":0.023,"theo":1.1583,"change":-0.1,"open":2.11,"high":5.56,"low":1.1,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T16:14:50","percent_change":-8.0,"prev_day_close":1.25},{"option":"SPXW260220P06980000","bid":124.7,"bid_size":1.0,"ask":125.6,"ask_size":1.0,"iv":0.1657,"open_interest":573.0,"volume":61.0,"delta":-0.9581,"gamma":0.0013,"vega":0.4091,"theta":-1.1138,"rho":-0.5501,"theo":125.2336,"change":-39.9,"open":85.01,"high":117.28,"low":79.55,"tick":"down","last_trade_price":91.9,"last_trade_time":"2026-02-18T15:56:09","percent_change":-30.2731,"prev_day_close":104.949996948242},{"option":"SPXW260220C06985000","bid":0.85,"bid_size":28.0,"ask":0.95,"ask_size":30.0,"iv":0.163,"open_interest":1252.0,"volume":1060.0,"delta":0.0354,"gamma":0.0011,"vega":0.3597,"theta":-0.9506,"rho":0.0194,"theo":0.95,"change":0.15,"open":1.65,"high":4.5,"low":0.85,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T16:12:42","percent_change":15.7895,"prev_day_close":0.949999988079071},{"option":"SPXW260220P06985000","bid":129.5,"bid_size":1.0,"ask":130.4,"ask_size":1.0,"iv":0.1654,"open_interest":464.0,"volume":2.0,"delta":-0.9646,"gamma":0.0011,"vega":0.3597,"theta":-0.9054,"rho":-0.5541,"theo":130.0236,"change":-34.84,"open":92.46,"high":101.51,"low":92.46,"tick":"up","last_trade_price":101.51,"last_trade_time":"2026-02-18T15:59:10","percent_change":-25.5519,"prev_day_close":109.600002288818},{"option":"SPXW260220C06990000","bid":0.7,"bid_size":15.0,"ask":0.8,"ask_size":97.0,"iv":0.163,"open_interest":1204.0,"volume":1418.0,"delta":0.0299,"gamma":0.001,"vega":0.3151,"theta":-0.7818,"rho":0.0164,"theo":0.7806,"change":0.175,"open":1.45,"high":3.82,"low":0.65,"tick":"down","last_trade_price":0.85,"last_trade_time":"2026-02-18T16:14:18","percent_change":24.1379,"prev_day_close":0.724999994039536},{"option":"SPXW260220P06990000","bid":134.4,"bid_size":1.0,"ask":135.2,"ask_size":2.0,"iv":0.1622,"open_interest":304.0,"volume":83.0,"delta":-0.97,"gamma":0.001,"vega":0.3151,"theta":-0.735,"rho":-0.5575,"theo":134.8524,"change":-12.62,"open":101.2,"high":128.38,"low":88.27,"tick":"up","last_trade_price":128.38,"last_trade_time":"2026-02-18T15:26:43","percent_change":-8.95035,"prev_day_close":114.449996948242},{"option":"SPXW260220C06995000","bid":0.55,"bid_size":45.0,"ask":0.65,"ask_size":35.0,"iv":0.1621,"open_interest":7215.0,"volume":7190.0,"delta":0.0253,"gamma":0.0008,"vega":0.2762,"theta":-0.6447,"rho":0.0139,"theo":0.6432,"change":0.075,"open":1.1,"high":3.1,"low":0.52,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T16:14:54","percent_change":13.0435,"prev_day_close":0.575000017881394},{"option":"SPXW260220P06995000","bid":137.6,"bid_size":6.0,"ask":141.4,"ask_size":6.0,"iv":0.1541,"open_interest":123.0,"volume":9.0,"delta":-0.9746,"gamma":0.0008,"vega":0.2762,"theta":-0.5961,"rho":-0.5605,"theo":139.7133,"change":-30.02,"open":92.71,"high":115.68,"low":92.71,"tick":"up","last_trade_price":115.68,"last_trade_time":"2026-02-18T16:04:45","percent_change":-20.604,"prev_day_close":119.200000762939},{"option":"SPXW260220C07000000","bid":0.45,"bid_size":50.0,"ask":0.55,"ask_size":113.0,"iv":0.1624,"open_interest":5683.0,"volume":3194.0,"delta":0.0215,"gamma":0.0007,"vega":0.242,"theta":-0.5342,"rho":0.0117,"theo":0.5327,"change":0.05,"open":0.93,"high":2.53,"low":0.35,"tick":"no_change","last_trade_price":0.54,"last_trade_time":"2026-02-18T16:13:30","percent_change":11.1111,"prev_day_close":0.450000002980232},{"option":"SPXW260220P07000000","bid":144.1,"bid_size":1.0,"ask":145.0,"ask_size":1.0,"iv":0.1639,"open_interest":881.0,"volume":91.0,"delta":-0.9785,"gamma":0.0007,"vega":0.242,"theta":-0.4838,"rho":-0.563,"theo":144.6011,"change":15.5,"open":108.73,"high":139.02,"low":95.1,"tick":"down","last_trade_price":120.48,"last_trade_time":"2026-02-18T16:04:45","percent_change":12.4598,"prev_day_close":124.400001525879},{"option":"SPXW260220C07005000","bid":0.4,"bid_size":15.0,"ask":0.5,"ask_size":145.0,"iv":0.1645,"open_interest":6584.0,"volume":7304.0,"delta":0.0183,"gamma":0.0006,"vega":0.2123,"theta":-0.4455,"rho":0.01,"theo":0.4441,"change":0.09,"open":0.75,"high":2.02,"low":0.25,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:12:16","percent_change":25.7143,"prev_day_close":0.350000008940697},{"option":"SPXW260220P07005000","bid":142.3,"bid_size":10.0,"ask":156.4,"ask_size":10.0,"iv":0.1577,"open_interest":123.0,"volume":4.0,"delta":-0.9817,"gamma":0.0006,"vega":0.2123,"theta":-0.3934,"rho":-0.5652,"theo":149.5107,"change":-24.2,"open":109.3,"high":131.1,"low":109.3,"tick":"up","last_trade_price":131.1,"last_trade_time":"2026-02-18T15:41:55","percent_change":-15.5827,"prev_day_close":129.049999237061},{"option":"SPXW260220C07010000","bid":0.3,"bid_size":66.0,"ask":0.4,"ask_size":97.0,"iv":0.1632,"open_interest":4853.0,"volume":1159.0,"delta":0.0156,"gamma":0.0006,"vega":0.187,"theta":-0.3745,"rho":0.0085,"theo":0.3732,"change":0.075,"open":0.55,"high":1.65,"low":0.2,"tick":"no_change","last_trade_price":0.29,"last_trade_time":"2026-02-18T16:10:54","percent_change":27.2727,"prev_day_close":0.275000005960464},{"option":"SPXW260220P07010000","bid":147.2,"bid_size":10.0,"ask":161.4,"ask_size":2.0,"iv":0.1549,"open_interest":82.0,"volume":1.0,"delta":-0.9843,"gamma":0.0006,"vega":0.187,"theta":-0.3206,"rho":-0.5671,"theo":154.4381,"change":-0.82,"open":114.0,"high":114.0,"low":114.0,"tick":"down","last_trade_price":114.0,"last_trade_time":"2026-02-18T10:15:08","percent_change":-0.612166,"prev_day_close":133.949996948242},{"option":"SPXW260220C07015000","bid":0.25,"bid_size":17.0,"ask":0.35,"ask_size":97.0,"iv":0.1643,"open_interest":2086.0,"volume":1334.0,"delta":0.0134,"gamma":0.0005,"vega":0.1653,"theta":-0.3178,"rho":0.0073,"theo":0.3167,"change":0.065,"open":0.45,"high":1.3,"low":0.1,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:04:22","percent_change":28.8889,"prev_day_close":0.225000001490116},{"option":"SPXW260220P07015000","bid":152.2,"bid_size":10.0,"ask":166.3,"ask_size":10.0,"iv":0.1594,"open_interest":92.0,"volume":5.0,"delta":-0.9865,"gamma":0.0005,"vega":0.1653,"theta":-0.2622,"rho":-0.5687,"theo":159.3799,"change":-13.63,"open":161.23,"high":161.23,"low":114.6,"tick":"up","last_trade_price":150.72,"last_trade_time":"2026-02-18T15:14:37","percent_change":-8.29328,"prev_day_close":138.849998474121},{"option":"SPXW260220C07020000","bid":0.25,"bid_size":8.0,"ask":0.3,"ask_size":22.0,"iv":0.1668,"open_interest":2466.0,"volume":1291.0,"delta":0.0117,"gamma":0.0004,"vega":0.1469,"theta":-0.2726,"rho":0.0064,"theo":0.2716,"change":0.125,"open":0.38,"high":1.08,"low":0.1,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-18T16:11:26","percent_change":71.4286,"prev_day_close":0.175000004470348},{"option":"SPXW260220P07020000","bid":157.1,"bid_size":10.0,"ask":171.3,"ask_size":2.0,"iv":0.1535,"open_interest":66.0,"volume":2.0,"delta":-0.9883,"gamma":0.0004,"vega":0.1469,"theta":-0.2152,"rho":-0.57,"theo":164.333,"change":-50.1,"open":166.13,"high":166.13,"low":119.4,"tick":"down","last_trade_price":119.4,"last_trade_time":"2026-02-18T10:52:21","percent_change":-29.5575,"prev_day_close":143.849998474121},{"option":"SPXW260220C07025000","bid":0.2,"bid_size":16.0,"ask":0.3,"ask_size":150.0,"iv":0.1691,"open_interest":2645.0,"volume":1299.0,"delta":0.0102,"gamma":0.0004,"vega":0.1314,"theta":-0.2364,"rho":0.0056,"theo":0.2356,"change":0.15,"open":0.27,"high":0.85,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:02:56","percent_change":100.0,"prev_day_close":0.150000002235174},{"option":"SPXW260220P07025000","bid":162.1,"bid_size":1.0,"ask":176.3,"ask_size":2.0,"iv":0.1578,"open_interest":98.0,"volume":3.0,"delta":-0.9897,"gamma":0.0004,"vega":0.1314,"theta":-0.1773,"rho":-0.5713,"theo":169.2952,"change":-31.89,"open":123.48,"high":142.46,"low":123.48,"tick":"up","last_trade_price":142.46,"last_trade_time":"2026-02-18T14:17:50","percent_change":-18.2908,"prev_day_close":148.849998474121},{"option":"SPXW260220C07030000","bid":0.15,"bid_size":41.0,"ask":0.25,"ask_size":91.0,"iv":0.1687,"open_interest":1155.0,"volume":292.0,"delta":0.009,"gamma":0.0003,"vega":0.1183,"theta":-0.2076,"rho":0.0049,"theo":0.2068,"change":0.075,"open":0.25,"high":0.75,"low":0.05,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:14:04","percent_change":60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220P07030000","bid":167.1,"bid_size":1.0,"ask":179.5,"ask_size":1.0,"iv":0.0,"open_interest":100.0,"volume":1.0,"delta":-0.9909,"gamma":0.0003,"vega":0.1183,"theta":-0.1467,"rho":-0.5723,"theo":174.2647,"change":-43.94,"open":135.21,"high":135.21,"low":135.21,"tick":"down","last_trade_price":135.21,"last_trade_time":"2026-02-18T10:05:05","percent_change":-24.5269,"prev_day_close":153.75},{"option":"SPXW260220C07035000","bid":0.15,"bid_size":17.0,"ask":0.25,"ask_size":152.0,"iv":0.1729,"open_interest":1063.0,"volume":193.0,"delta":0.008,"gamma":0.0003,"vega":0.1073,"theta":-0.1844,"rho":0.0044,"theo":0.1838,"change":-0.05,"open":0.22,"high":0.55,"low":0.05,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:08:57","percent_change":-25.0,"prev_day_close":0.12500000372529},{"option":"SPXW260220P07035000","bid":172.3,"bid_size":1.0,"ask":185.9,"ask_size":1.0,"iv":0.1472,"open_interest":56.0,"volume":2.0,"delta":-0.9919,"gamma":0.0003,"vega":0.1073,"theta":-0.1218,"rho":-0.5733,"theo":179.2399,"change":-54.29,"open":140.11,"high":140.11,"low":130.01,"tick":"down","last_trade_price":130.01,"last_trade_time":"2026-02-18T11:31:58","percent_change":-29.4574,"prev_day_close":158.800003051758},{"option":"SPXW260220C07040000","bid":0.15,"bid_size":8.0,"ask":0.2,"ask_size":24.0,"iv":0.1743,"open_interest":1188.0,"volume":525.0,"delta":0.0072,"gamma":0.0003,"vega":0.098,"theta":-0.1658,"rho":0.0039,"theo":0.1652,"change":0.1,"open":0.2,"high":0.47,"low":0.05,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:09:12","percent_change":100.0,"prev_day_close":0.100000003352761},{"option":"SPXW260220P07040000","bid":177.0,"bid_size":1.0,"ask":191.2,"ask_size":2.0,"iv":0.1514,"open_interest":103.0,"volume":0.0,"delta":-0.9927,"gamma":0.0003,"vega":0.098,"theta":-0.1014,"rho":-0.5741,"theo":184.2196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.0,"last_trade_time":"2026-02-17T12:15:30","percent_change":0.0,"prev_day_close":163.75},{"option":"SPXW260220C07045000","bid":0.1,"bid_size":25.0,"ask":0.2,"ask_size":92.0,"iv":0.1753,"open_interest":868.0,"volume":146.0,"delta":0.0066,"gamma":0.0002,"vega":0.0901,"theta":-0.1508,"rho":0.0036,"theo":0.1503,"change":0.0,"open":0.15,"high":0.4,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:07:57","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260220P07045000","bid":182.0,"bid_size":1.0,"ask":196.2,"ask_size":2.0,"iv":0.1556,"open_interest":63.0,"volume":0.0,"delta":-0.9934,"gamma":0.0002,"vega":0.0901,"theta":-0.0847,"rho":-0.5749,"theo":189.2029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":202.04,"last_trade_time":"2026-02-13T09:48:58","percent_change":0.0,"prev_day_close":168.699996948242},{"option":"SPXW260220C07050000","bid":0.1,"bid_size":18.0,"ask":0.2,"ask_size":154.0,"iv":0.1793,"open_interest":4124.0,"volume":1341.0,"delta":0.006,"gamma":0.0002,"vega":0.0836,"theta":-0.1387,"rho":0.0032,"theo":0.1382,"change":0.125,"open":0.15,"high":0.35,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:03:45","percent_change":166.667,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07050000","bid":187.0,"bid_size":1.0,"ask":199.9,"ask_size":1.0,"iv":0.0,"open_interest":179.0,"volume":23.0,"delta":-0.9939,"gamma":0.0002,"vega":0.0836,"theta":-0.0708,"rho":-0.5756,"theo":194.1891,"change":-54.39,"open":190.0,"high":191.1,"low":144.81,"tick":"down","last_trade_price":144.81,"last_trade_time":"2026-02-18T11:31:58","percent_change":-27.3042,"prev_day_close":173.75},{"option":"SPXW260220C07055000","bid":0.1,"bid_size":18.0,"ask":0.2,"ask_size":155.0,"iv":0.1833,"open_interest":638.0,"volume":79.0,"delta":0.0056,"gamma":0.0002,"vega":0.078,"theta":-0.1288,"rho":0.003,"theo":0.1284,"change":0.075,"open":0.1,"high":0.3,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:36","percent_change":100.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07055000","bid":192.0,"bid_size":1.0,"ask":206.2,"ask_size":2.0,"iv":0.164,"open_interest":47.0,"volume":1.0,"delta":-0.9944,"gamma":0.0002,"vega":0.078,"theta":-0.0592,"rho":-0.5763,"theo":199.1776,"change":-50.97,"open":153.28,"high":153.28,"low":153.28,"tick":"up","last_trade_price":153.28,"last_trade_time":"2026-02-18T10:16:23","percent_change":-24.9547,"prev_day_close":178.75},{"option":"SPXW260220C07060000","bid":0.1,"bid_size":17.0,"ask":0.15,"ask_size":9.0,"iv":0.1836,"open_interest":1589.0,"volume":266.0,"delta":0.0052,"gamma":0.0002,"vega":0.0732,"theta":-0.1208,"rho":0.0028,"theo":0.1204,"change":0.075,"open":0.12,"high":0.28,"low":0.05,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-18T16:11:26","percent_change":100.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07060000","bid":197.0,"bid_size":1.0,"ask":210.9,"ask_size":1.0,"iv":0.0,"open_interest":91.0,"volume":0.0,"delta":-0.9948,"gamma":0.0002,"vega":0.0732,"theta":-0.0495,"rho":-0.5769,"theo":204.1678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.15,"last_trade_time":"2026-02-12T12:48:37","percent_change":0.0,"prev_day_close":183.75},{"option":"SPXW260220C07065000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":10.0,"iv":0.1876,"open_interest":632.0,"volume":107.0,"delta":0.0049,"gamma":0.0002,"vega":0.0691,"theta":-0.1143,"rho":0.0026,"theo":0.1139,"change":0.025,"open":0.1,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:11","percent_change":33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07065000","bid":208.7,"bid_size":1.0,"ask":209.5,"ask_size":1.0,"iv":0.192,"open_interest":298.0,"volume":0.0,"delta":-0.9951,"gamma":0.0002,"vega":0.0691,"theta":-0.0412,"rho":-0.5775,"theo":209.1596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":234.41,"last_trade_time":"2026-02-13T16:06:39","percent_change":0.0,"prev_day_close":188.799995422363},{"option":"SPXW260220C07070000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":11.0,"iv":0.1915,"open_interest":1849.0,"volume":256.0,"delta":0.0046,"gamma":0.0002,"vega":0.0656,"theta":-0.109,"rho":0.0025,"theo":0.1086,"change":-0.025,"open":0.07,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:12","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07070000","bid":213.7,"bid_size":1.0,"ask":214.5,"ask_size":1.0,"iv":0.1882,"open_interest":213.0,"volume":0.0,"delta":-0.9954,"gamma":0.0002,"vega":0.0656,"theta":-0.0341,"rho":-0.578,"theo":214.1526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":238.83,"last_trade_time":"2026-02-17T13:00:04","percent_change":0.0,"prev_day_close":193.799995422363},{"option":"SPXW260220C07075000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":11.0,"iv":0.1954,"open_interest":2544.0,"volume":261.0,"delta":0.0044,"gamma":0.0001,"vega":0.0626,"theta":-0.1046,"rho":0.0024,"theo":0.1043,"change":-0.025,"open":0.09,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:27","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07075000","bid":209.5,"bid_size":1.0,"ask":224.8,"ask_size":1.0,"iv":0.0,"open_interest":77.0,"volume":0.0,"delta":-0.9956,"gamma":0.0001,"vega":0.0626,"theta":-0.028,"rho":-0.5786,"theo":219.1465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":124.79,"last_trade_time":"2026-02-12T10:31:51","percent_change":0.0,"prev_day_close":198.650001525879},{"option":"SPXW260220C07080000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":79.0,"iv":0.199,"open_interest":939.0,"volume":83.0,"delta":0.0042,"gamma":0.0001,"vega":0.0603,"theta":-0.1014,"rho":0.0022,"theo":0.101,"change":0.02,"open":0.07,"high":0.2,"low":0.04,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:04:37","percent_change":40.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07080000","bid":214.5,"bid_size":1.0,"ask":233.6,"ask_size":1.0,"iv":0.1588,"open_interest":71.0,"volume":0.0,"delta":-0.9958,"gamma":0.0001,"vega":0.06,"theta":-0.0227,"rho":-0.5791,"theo":224.1412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.2,"last_trade_time":"2026-02-13T09:30:34","percent_change":0.0,"prev_day_close":203.099998474121},{"option":"SPXW260220C07085000","bid":0.05,"bid_size":45.0,"ask":0.15,"ask_size":103.0,"iv":0.1982,"open_interest":1795.0,"volume":245.0,"delta":0.004,"gamma":0.0001,"vega":0.058,"theta":-0.0984,"rho":0.0022,"theo":0.098,"change":-0.025,"open":0.07,"high":0.15,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:57:47","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07085000","bid":219.5,"bid_size":1.0,"ask":238.6,"ask_size":1.0,"iv":0.164,"open_interest":15.0,"volume":0.0,"delta":-0.996,"gamma":0.0001,"vega":0.0578,"theta":-0.018,"rho":-0.5796,"theo":229.1365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.6,"last_trade_time":"2026-01-09T10:06:22","percent_change":0.0,"prev_day_close":208.399993896484},{"option":"SPXW260220C07090000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":112.0,"iv":0.202,"open_interest":1832.0,"volume":56.0,"delta":0.0038,"gamma":0.0001,"vega":0.0558,"theta":-0.0955,"rho":0.0021,"theo":0.0951,"change":0.02,"open":0.07,"high":0.17,"low":0.07,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T14:39:00","percent_change":40.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07090000","bid":224.5,"bid_size":1.0,"ask":243.6,"ask_size":1.0,"iv":0.1691,"open_interest":35.0,"volume":0.0,"delta":-0.9961,"gamma":0.0001,"vega":0.0558,"theta":-0.0139,"rho":-0.5801,"theo":234.1324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":236.9,"last_trade_time":"2026-02-12T15:34:43","percent_change":0.0,"prev_day_close":213.549995422363},{"option":"SPXW260220C07095000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":113.0,"iv":0.2058,"open_interest":883.0,"volume":34.0,"delta":0.0037,"gamma":0.0001,"vega":0.054,"theta":-0.0935,"rho":0.002,"theo":0.0932,"change":0.0,"open":0.07,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:25:04","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07095000","bid":229.5,"bid_size":1.0,"ask":248.6,"ask_size":1.0,"iv":0.174,"open_interest":12.0,"volume":2.0,"delta":-0.9962,"gamma":0.0001,"vega":0.054,"theta":-0.0101,"rho":-0.5806,"theo":239.1287,"change":-50.03,"open":202.9,"high":202.9,"low":194.87,"tick":"down","last_trade_price":194.87,"last_trade_time":"2026-02-18T10:16:14","percent_change":-20.4287,"prev_day_close":218.649993896484},{"option":"SPXW260220C07100000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":113.0,"iv":0.2096,"open_interest":5174.0,"volume":669.0,"delta":0.0036,"gamma":0.0001,"vega":0.0525,"theta":-0.0919,"rho":0.0019,"theo":0.0916,"change":-0.025,"open":0.03,"high":0.16,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:50:57","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07100000","bid":234.5,"bid_size":1.0,"ask":253.6,"ask_size":1.0,"iv":0.1789,"open_interest":35.0,"volume":4.0,"delta":-0.9964,"gamma":0.0001,"vega":0.0525,"theta":-0.0068,"rho":-0.581,"theo":244.1253,"change":-57.43,"open":207.9,"high":207.9,"low":192.27,"tick":"down","last_trade_price":192.27,"last_trade_time":"2026-02-18T12:07:50","percent_change":-22.9996,"prev_day_close":223.649993896484},{"option":"SPXW260220C07105000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":140.0,"iv":0.2134,"open_interest":579.0,"volume":38.0,"delta":0.0035,"gamma":0.0001,"vega":0.0511,"theta":-0.0906,"rho":0.0019,"theo":0.0902,"change":0.0,"open":0.06,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:45:37","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07105000","bid":239.5,"bid_size":1.0,"ask":258.6,"ask_size":1.0,"iv":0.1836,"open_interest":11.0,"volume":0.0,"delta":-0.9964,"gamma":0.0001,"vega":0.0511,"theta":-0.0037,"rho":-0.5815,"theo":249.1222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.21,"last_trade_time":"2026-02-09T11:54:32","percent_change":0.0,"prev_day_close":228.449996948242},{"option":"SPXW260220C07110000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":144.0,"iv":0.2172,"open_interest":986.0,"volume":106.0,"delta":0.0034,"gamma":0.0001,"vega":0.0498,"theta":-0.0894,"rho":0.0018,"theo":0.0891,"change":0.01,"open":0.07,"high":0.15,"low":0.05,"tick":"up","last_trade_price":0.06,"last_trade_time":"2026-02-18T14:58:58","percent_change":20.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07110000","bid":244.5,"bid_size":1.0,"ask":259.4,"ask_size":1.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":-0.9965,"gamma":0.0001,"vega":0.0498,"theta":-0.0008,"rho":-0.582,"theo":254.1194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.6,"last_trade_time":"2026-01-28T09:33:21","percent_change":0.0,"prev_day_close":233.449996948242},{"option":"SPXW260220C07115000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":175.0,"iv":0.2209,"open_interest":599.0,"volume":236.0,"delta":0.0033,"gamma":0.0001,"vega":0.0487,"theta":-0.0885,"rho":0.0018,"theo":0.0882,"change":0.1,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:30:54","percent_change":200.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07115000","bid":249.5,"bid_size":1.0,"ask":268.6,"ask_size":1.0,"iv":0.1929,"open_interest":8.0,"volume":0.0,"delta":-0.9966,"gamma":0.0001,"vega":0.0487,"theta":0.0,"rho":-0.5824,"theo":259.1167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.2,"last_trade_time":"2026-02-04T10:05:14","percent_change":0.0,"prev_day_close":238.449996948242},{"option":"SPXW260220C07120000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":178.0,"iv":0.2247,"open_interest":775.0,"volume":166.0,"delta":0.0033,"gamma":0.0001,"vega":0.0476,"theta":-0.0878,"rho":0.0018,"theo":0.0875,"change":0.0,"open":0.05,"high":0.15,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:45:55","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07120000","bid":254.5,"bid_size":1.0,"ask":269.4,"ask_size":1.0,"iv":0.0,"open_interest":23.0,"volume":0.0,"delta":-0.9967,"gamma":0.0001,"vega":0.0476,"theta":0.0,"rho":-0.5829,"theo":264.1142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":164.73,"last_trade_time":"2026-02-10T14:07:05","percent_change":0.0,"prev_day_close":243.549995422363},{"option":"SPXW260220C07125000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":178.0,"iv":0.2284,"open_interest":662.0,"volume":78.0,"delta":0.0032,"gamma":0.0001,"vega":0.0466,"theta":-0.0871,"rho":0.0017,"theo":0.0868,"change":0.05,"open":0.07,"high":0.12,"low":0.07,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:18:34","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07125000","bid":259.5,"bid_size":1.0,"ask":274.9,"ask_size":1.0,"iv":0.0,"open_interest":44.0,"volume":1.0,"delta":-0.9968,"gamma":0.0001,"vega":0.0466,"theta":0.0,"rho":-0.5833,"theo":269.1118,"change":-32.94,"open":242.01,"high":242.01,"low":242.01,"tick":"down","last_trade_price":242.01,"last_trade_time":"2026-02-18T14:17:50","percent_change":-11.9804,"prev_day_close":249.150001525879},{"option":"SPXW260220C07130000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":178.0,"iv":0.2322,"open_interest":1774.0,"volume":1167.0,"delta":0.0031,"gamma":0.0001,"vega":0.0457,"theta":-0.0866,"rho":0.0017,"theo":0.0863,"change":0.015,"open":0.07,"high":0.13,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:00:13","percent_change":20.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260220P07130000","bid":264.5,"bid_size":1.0,"ask":279.4,"ask_size":1.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.0457,"theta":0.0,"rho":-0.5838,"theo":274.1095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.27,"last_trade_time":"2026-01-15T10:27:39","percent_change":0.0,"prev_day_close":255.400001525879},{"option":"SPXW260220C07135000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":180.0,"iv":0.2359,"open_interest":514.0,"volume":18.0,"delta":0.0031,"gamma":0.0001,"vega":0.0448,"theta":-0.0861,"rho":0.0016,"theo":0.0858,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:30:47","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260220P07135000","bid":269.5,"bid_size":1.0,"ask":288.8,"ask_size":1.0,"iv":0.2424,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.0448,"theta":0.0,"rho":-0.5842,"theo":279.1073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":258.999992370605},{"option":"SPXW260220C07140000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":10.0,"iv":0.2331,"open_interest":1432.0,"volume":26.0,"delta":0.003,"gamma":0.0001,"vega":0.044,"theta":-0.0857,"rho":0.0016,"theo":0.0855,"change":0.0,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:30:57","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07140000","bid":274.5,"bid_size":1.0,"ask":293.8,"ask_size":1.0,"iv":0.2465,"open_interest":55.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.044,"theta":0.0,"rho":-0.5846,"theo":284.1052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.84,"last_trade_time":"2026-01-30T15:58:17","percent_change":0.0,"prev_day_close":264.150001525879},{"option":"SPXW260220C07145000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":10.0,"iv":0.2367,"open_interest":1005.0,"volume":66.0,"delta":0.003,"gamma":0.0001,"vega":0.0433,"theta":-0.0854,"rho":0.0016,"theo":0.0851,"change":0.0,"open":0.1,"high":0.11,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:31:08","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07145000","bid":279.5,"bid_size":1.0,"ask":298.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.0433,"theta":0.0,"rho":-0.5851,"theo":289.1031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.1,"last_trade_time":"2026-02-12T10:11:12","percent_change":0.0,"prev_day_close":269.400009155273},{"option":"SPXW260220C07150000","bid":0.05,"bid_size":11.0,"ask":0.1,"ask_size":19.0,"iv":0.2403,"open_interest":1217.0,"volume":202.0,"delta":0.0029,"gamma":0.0001,"vega":0.0426,"theta":-0.0851,"rho":0.0016,"theo":0.0848,"change":0.075,"open":0.1,"high":0.12,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:43","percent_change":300.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07150000","bid":284.5,"bid_size":1.0,"ask":303.6,"ask_size":1.0,"iv":0.2243,"open_interest":68.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.0425,"theta":0.0,"rho":-0.5855,"theo":294.1011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":328.16,"last_trade_time":"2026-02-13T09:44:32","percent_change":0.0,"prev_day_close":274.050003051758},{"option":"SPXW260220C07155000","bid":0.05,"bid_size":11.0,"ask":0.1,"ask_size":19.0,"iv":0.2439,"open_interest":447.0,"volume":12.0,"delta":0.0029,"gamma":0.0001,"vega":0.0418,"theta":-0.0848,"rho":0.0015,"theo":0.0846,"change":0.045,"open":0.05,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T13:18:34","percent_change":180.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07155000","bid":289.4,"bid_size":1.0,"ask":308.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.0418,"theta":0.0,"rho":-0.586,"theo":299.099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.41,"last_trade_time":"2026-02-03T13:12:35","percent_change":0.0,"prev_day_close":279.400009155273},{"option":"SPXW260220C07160000","bid":0.05,"bid_size":11.0,"ask":0.1,"ask_size":19.0,"iv":0.2475,"open_interest":834.0,"volume":29.0,"delta":0.0028,"gamma":0.0001,"vega":0.0412,"theta":-0.0846,"rho":0.0015,"theo":0.0843,"change":0.025,"open":0.07,"high":0.08,"low":0.01,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:33:01","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07160000","bid":294.4,"bid_size":1.0,"ask":309.4,"ask_size":1.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.0412,"theta":0.0,"rho":-0.5864,"theo":304.0971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.01,"last_trade_time":"2026-02-03T13:12:35","percent_change":0.0,"prev_day_close":284.600006103516},{"option":"SPXW260220C07165000","bid":0.05,"bid_size":11.0,"ask":0.1,"ask_size":19.0,"iv":0.2511,"open_interest":461.0,"volume":55.0,"delta":0.0028,"gamma":0.0001,"vega":0.0406,"theta":-0.0844,"rho":0.0015,"theo":0.0841,"change":0.025,"open":0.07,"high":0.12,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:32:58","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07165000","bid":299.4,"bid_size":1.0,"ask":318.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0406,"theta":0.0,"rho":-0.5868,"theo":309.0951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":289.600006103516},{"option":"SPXW260220C07170000","bid":0.05,"bid_size":10.0,"ask":0.1,"ask_size":19.0,"iv":0.2547,"open_interest":1571.0,"volume":5.0,"delta":0.0027,"gamma":0.0001,"vega":0.04,"theta":-0.0842,"rho":0.0015,"theo":0.0839,"change":0.075,"open":0.05,"high":0.1,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:20","percent_change":300.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07170000","bid":304.4,"bid_size":1.0,"ask":319.4,"ask_size":1.0,"iv":0.0,"open_interest":55.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.04,"theta":0.0,"rho":-0.5873,"theo":314.0932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":326.53,"last_trade_time":"2025-10-29T16:01:44","percent_change":0.0,"prev_day_close":295.449996948242},{"option":"SPXW260220C07175000","bid":0.05,"bid_size":10.0,"ask":0.1,"ask_size":20.0,"iv":0.2583,"open_interest":3644.0,"volume":25.0,"delta":0.0027,"gamma":0.0001,"vega":0.0394,"theta":-0.084,"rho":0.0014,"theo":0.0838,"change":0.015,"open":0.05,"high":0.06,"low":0.04,"tick":"up","last_trade_price":0.06,"last_trade_time":"2026-02-18T15:56:53","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07175000","bid":309.4,"bid_size":1.0,"ask":324.7,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.0394,"theta":0.0,"rho":-0.5877,"theo":319.0913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":323.46,"last_trade_time":"2026-01-20T09:40:35","percent_change":0.0,"prev_day_close":299.0},{"option":"SPXW260220C07180000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":20.0,"iv":0.2525,"open_interest":943.0,"volume":45.0,"delta":0.0027,"gamma":0.0001,"vega":0.0388,"theta":-0.0839,"rho":0.0014,"theo":0.0836,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:00:55","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07180000","bid":314.4,"bid_size":1.0,"ask":329.4,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0388,"theta":0.0,"rho":-0.5881,"theo":324.0894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.399993896484},{"option":"SPXW260220C07185000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":21.0,"iv":0.256,"open_interest":301.0,"volume":0.0,"delta":0.0026,"gamma":0.0001,"vega":0.0383,"theta":-0.0837,"rho":0.0014,"theo":0.0835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:40:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07185000","bid":319.4,"bid_size":1.0,"ask":338.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0383,"theta":0.0,"rho":-0.5885,"theo":329.0875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.4,"last_trade_time":"2026-01-28T09:43:23","percent_change":0.0,"prev_day_close":309.450012207031},{"option":"SPXW260220C07190000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":21.0,"iv":0.2594,"open_interest":303.0,"volume":1.0,"delta":0.0026,"gamma":0.0001,"vega":0.0378,"theta":-0.0836,"rho":0.0014,"theo":0.0833,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:38:16","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07190000","bid":324.4,"bid_size":1.0,"ask":343.5,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0377,"theta":0.0,"rho":-0.589,"theo":334.0856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.4,"last_trade_time":"2026-01-28T09:43:23","percent_change":0.0,"prev_day_close":315.300003051758},{"option":"SPXW260220C07195000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":88.0,"iv":0.2629,"open_interest":465.0,"volume":17.0,"delta":0.0026,"gamma":0.0001,"vega":0.0372,"theta":-0.0835,"rho":0.0014,"theo":0.0832,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:49:24","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07195000","bid":329.7,"bid_size":1.0,"ask":344.7,"ask_size":1.0,"iv":0.0,"open_interest":5.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0372,"theta":0.0,"rho":-0.5894,"theo":339.0837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.449996948242},{"option":"SPXW260220C07200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":88.0,"iv":0.2663,"open_interest":2220.0,"volume":120.0,"delta":0.0025,"gamma":0.0001,"vega":0.0368,"theta":-0.0833,"rho":0.0014,"theo":0.0831,"change":0.015,"open":0.06,"high":0.07,"low":0.03,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-18T15:59:19","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07200000","bid":334.4,"bid_size":1.0,"ask":353.8,"ask_size":1.0,"iv":0.2845,"open_interest":12.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0368,"theta":0.0,"rho":-0.5898,"theo":344.0818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":363.12,"last_trade_time":"2026-02-12T15:56:53","percent_change":0.0,"prev_day_close":325.350006103516},{"option":"SPXW260220C07205000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":88.0,"iv":0.2698,"open_interest":888.0,"volume":10.0,"delta":0.0025,"gamma":0.0001,"vega":0.0363,"theta":-0.0832,"rho":0.0013,"theo":0.0829,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:40:32","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07205000","bid":339.4,"bid_size":1.0,"ask":358.8,"ask_size":1.0,"iv":0.2886,"open_interest":6.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0363,"theta":0.0,"rho":-0.5903,"theo":349.08,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":231.6,"last_trade_time":"2026-01-29T15:59:20","percent_change":0.0,"prev_day_close":329.400009155273},{"option":"SPXW260220C07210000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":118.0,"iv":0.2732,"open_interest":361.0,"volume":19.0,"delta":0.0025,"gamma":0.0001,"vega":0.0358,"theta":-0.0831,"rho":0.0013,"theo":0.0828,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:23:26","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07210000","bid":344.4,"bid_size":1.0,"ask":363.7,"ask_size":1.0,"iv":0.2758,"open_interest":5.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0358,"theta":0.0,"rho":-0.5907,"theo":354.0781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.61,"last_trade_time":"2026-01-20T13:33:31","percent_change":0.0,"prev_day_close":335.800003051758},{"option":"SPXW260220C07215000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":119.0,"iv":0.2766,"open_interest":297.0,"volume":5.0,"delta":0.0024,"gamma":0.0001,"vega":0.0354,"theta":-0.083,"rho":0.0013,"theo":0.0827,"change":0.045,"open":0.07,"high":0.07,"low":0.07,"tick":"up","last_trade_price":0.07,"last_trade_time":"2026-02-18T12:22:45","percent_change":180.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07215000","bid":349.4,"bid_size":1.0,"ask":364.9,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0354,"theta":0.0,"rho":-0.5911,"theo":359.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.51,"last_trade_time":"2026-01-20T09:40:35","percent_change":0.0,"prev_day_close":340.550003051758},{"option":"SPXW260220C07220000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":146.0,"iv":0.2801,"open_interest":786.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.035,"theta":-0.0829,"rho":0.0013,"theo":0.0826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T12:26:29","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07220000","bid":354.4,"bid_size":1.0,"ask":373.7,"ask_size":1.0,"iv":0.2842,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0001,"vega":0.035,"theta":0.0,"rho":-0.5915,"theo":364.0744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.449996948242},{"option":"SPXW260220C07225000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":146.0,"iv":0.2835,"open_interest":1621.0,"volume":1134.0,"delta":0.0024,"gamma":0.0001,"vega":0.0345,"theta":-0.0828,"rho":0.0013,"theo":0.0825,"change":0.025,"open":0.05,"high":0.05,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:57:40","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07225000","bid":359.4,"bid_size":1.0,"ask":374.7,"ask_size":1.0,"iv":0.0,"open_interest":16.0,"volume":0.0,"delta":-0.9976,"gamma":0.0001,"vega":0.0345,"theta":0.0,"rho":-0.592,"theo":369.0726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.09,"last_trade_time":"2026-02-10T11:18:42","percent_change":0.0,"prev_day_close":349.25},{"option":"SPXW260220C07230000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":148.0,"iv":0.2869,"open_interest":162.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.0341,"theta":-0.0827,"rho":0.0013,"theo":0.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-12T14:55:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07230000","bid":364.4,"bid_size":1.0,"ask":383.7,"ask_size":1.0,"iv":0.2926,"open_interest":2.0,"volume":0.0,"delta":-0.9976,"gamma":0.0001,"vega":0.0341,"theta":0.0,"rho":-0.5924,"theo":374.0707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.49,"last_trade_time":"2026-02-12T14:25:05","percent_change":0.0,"prev_day_close":355.300003051758},{"option":"SPXW260220C07235000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2746,"open_interest":192.0,"volume":0.0,"delta":0.0023,"gamma":0.0001,"vega":0.0337,"theta":-0.0828,"rho":0.0012,"theo":0.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T12:26:32","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07235000","bid":369.4,"bid_size":1.0,"ask":388.7,"ask_size":1.0,"iv":0.2968,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0001,"vega":0.0337,"theta":0.0,"rho":-0.5928,"theo":379.0689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":394.23,"last_trade_time":"2026-02-13T10:16:15","percent_change":0.0,"prev_day_close":360.649993896484},{"option":"SPXW260220C07240000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2779,"open_interest":368.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.0334,"theta":-0.0827,"rho":0.0012,"theo":0.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:48:08","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07240000","bid":374.4,"bid_size":1.0,"ask":393.7,"ask_size":1.0,"iv":0.301,"open_interest":2.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0334,"theta":0.0,"rho":-0.5932,"theo":384.0671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":419.35,"last_trade_time":"2026-02-13T09:44:32","percent_change":0.0,"prev_day_close":365.300003051758},{"option":"SPXW260220C07245000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2811,"open_interest":133.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.033,"theta":-0.0826,"rho":0.0012,"theo":0.0823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-13T15:43:29","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07245000","bid":379.4,"bid_size":1.0,"ask":398.7,"ask_size":1.0,"iv":0.3051,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.033,"theta":0.0,"rho":-0.5937,"theo":389.0652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":328.7,"last_trade_time":"2026-02-03T15:43:22","percent_change":0.0,"prev_day_close":368.949996948242},{"option":"SPXW260220C07250000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2844,"open_interest":3417.0,"volume":64.0,"delta":0.0022,"gamma":0.0,"vega":0.0326,"theta":-0.0825,"rho":0.0012,"theo":0.0822,"change":0.035,"open":0.05,"high":0.06,"low":0.05,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-18T13:08:07","percent_change":140.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07250000","bid":384.4,"bid_size":1.0,"ask":403.7,"ask_size":1.0,"iv":0.3093,"open_interest":6.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0326,"theta":0.0,"rho":-0.5941,"theo":394.0634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":403.3,"last_trade_time":"2025-11-12T14:39:07","percent_change":0.0,"prev_day_close":375.600006103516},{"option":"SPXW260220C07255000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2876,"open_interest":115.0,"volume":3.0,"delta":0.0022,"gamma":0.0,"vega":0.0322,"theta":-0.0824,"rho":0.0012,"theo":0.0821,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:04:52","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07255000","bid":389.4,"bid_size":1.0,"ask":408.7,"ask_size":1.0,"iv":0.3135,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0322,"theta":0.0,"rho":-0.5945,"theo":399.0616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.199996948242},{"option":"SPXW260220C07260000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2908,"open_interest":401.0,"volume":50.0,"delta":0.0022,"gamma":0.0,"vega":0.0319,"theta":-0.0823,"rho":0.0012,"theo":0.082,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:08:07","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07260000","bid":394.4,"bid_size":1.0,"ask":413.7,"ask_size":2.0,"iv":0.3176,"open_interest":2.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0319,"theta":0.0,"rho":-0.5949,"theo":404.0598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":413.49,"last_trade_time":"2025-12-15T12:25:25","percent_change":0.0,"prev_day_close":384.050003051758},{"option":"SPXW260220C07265000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.294,"open_interest":241.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0316,"theta":-0.0822,"rho":0.0012,"theo":0.0819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-12T09:39:17","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07265000","bid":399.4,"bid_size":1.0,"ask":418.7,"ask_size":1.0,"iv":0.3218,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0316,"theta":0.0,"rho":-0.5954,"theo":409.0579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":390.450012207031},{"option":"SPXW260220C07270000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2972,"open_interest":233.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.0312,"theta":-0.0822,"rho":0.0012,"theo":0.0819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:12:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07270000","bid":404.4,"bid_size":1.0,"ask":419.7,"ask_size":1.0,"iv":0.0,"open_interest":8.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0312,"theta":0.0,"rho":-0.5958,"theo":414.0561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":423.42,"last_trade_time":"2026-02-13T10:28:06","percent_change":0.0,"prev_day_close":395.150009155273},{"option":"SPXW260220C07275000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3004,"open_interest":371.0,"volume":1.0,"delta":0.0021,"gamma":0.0,"vega":0.0309,"theta":-0.0821,"rho":0.0011,"theo":0.0818,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:49:06","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07275000","bid":409.3,"bid_size":1.0,"ask":428.4,"ask_size":1.0,"iv":0.0,"open_interest":6.0,"volume":5.0,"delta":-0.9978,"gamma":0.0,"vega":0.0309,"theta":0.0,"rho":-0.5962,"theo":419.0543,"change":-52.48,"open":371.97,"high":371.97,"low":371.97,"tick":"up","last_trade_price":371.97,"last_trade_time":"2026-02-18T12:18:27","percent_change":-12.3642,"prev_day_close":398.950012207031},{"option":"SPXW260220C07280000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3036,"open_interest":129.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0306,"theta":-0.082,"rho":0.0011,"theo":0.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-13T10:48:47","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07280000","bid":414.3,"bid_size":1.0,"ask":429.3,"ask_size":1.0,"iv":0.0,"open_interest":32.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0306,"theta":0.0,"rho":-0.5966,"theo":424.0525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":338.21,"last_trade_time":"2026-01-23T11:42:10","percent_change":0.0,"prev_day_close":404.300003051758},{"option":"SPXW260220C07285000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3068,"open_interest":256.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.0303,"theta":-0.0819,"rho":0.0011,"theo":0.0816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:27:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07285000","bid":419.3,"bid_size":1.0,"ask":438.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0303,"theta":0.0,"rho":-0.597,"theo":429.0507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.399993896484},{"option":"SPXW260220C07290000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.31,"open_interest":161.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.03,"theta":-0.0819,"rho":0.0011,"theo":0.0816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-17T15:59:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07290000","bid":424.3,"bid_size":1.0,"ask":443.4,"ask_size":1.0,"iv":0.0,"open_interest":6.0,"volume":5.0,"delta":-0.9979,"gamma":0.0,"vega":0.03,"theta":0.0,"rho":-0.5975,"theo":434.0489,"change":-52.67,"open":386.88,"high":386.88,"low":386.88,"tick":"up","last_trade_price":386.88,"last_trade_time":"2026-02-18T12:18:27","percent_change":-11.9827,"prev_day_close":414.050003051758},{"option":"SPXW260220C07295000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3132,"open_interest":111.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0297,"theta":-0.0818,"rho":0.0011,"theo":0.0815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:24:04","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07295000","bid":429.3,"bid_size":1.0,"ask":448.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0297,"theta":0.0,"rho":-0.5979,"theo":439.0471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.25},{"option":"SPXW260220C07300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3164,"open_interest":1231.0,"volume":1.0,"delta":0.002,"gamma":0.0,"vega":0.0294,"theta":-0.0817,"rho":0.0011,"theo":0.0814,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:03:00","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07300000","bid":434.3,"bid_size":1.0,"ask":453.4,"ask_size":1.0,"iv":0.0,"open_interest":28.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":-0.5983,"theo":444.0452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":453.47,"last_trade_time":"2026-02-13T10:28:06","percent_change":0.0,"prev_day_close":425.25},{"option":"SPXW260220C07310000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3228,"open_interest":466.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0288,"theta":-0.0816,"rho":0.0011,"theo":0.0813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T14:34:26","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07310000","bid":444.3,"bid_size":1.0,"ask":459.8,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0288,"theta":0.0,"rho":-0.5992,"theo":454.0416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":411.18,"last_trade_time":"2025-10-29T11:14:45","percent_change":0.0,"prev_day_close":433.900009155273},{"option":"SPXW260220C07320000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3291,"open_interest":138.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0283,"theta":-0.0815,"rho":0.001,"theo":0.0812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.26,"last_trade_time":"2026-02-06T11:50:57","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07320000","bid":454.3,"bid_size":1.0,"ask":469.2,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0283,"theta":0.0,"rho":-0.6,"theo":464.038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":419.46,"last_trade_time":"2025-10-29T11:35:03","percent_change":0.0,"prev_day_close":443.949996948242},{"option":"SPXW260220C07325000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3322,"open_interest":388.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.028,"theta":-0.0814,"rho":0.001,"theo":0.0811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:47:50","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07325000","bid":459.3,"bid_size":1.0,"ask":478.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.028,"theta":0.0,"rho":-0.6004,"theo":469.0362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.32,"last_trade_time":"2026-02-12T09:44:59","percent_change":0.0,"prev_day_close":449.899993896484},{"option":"SPXW260220C07330000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3354,"open_interest":104.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.0278,"theta":-0.0814,"rho":0.001,"theo":0.081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-09T10:57:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07330000","bid":464.3,"bid_size":1.0,"ask":479.2,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0278,"theta":0.0,"rho":-0.6008,"theo":474.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":464.12,"last_trade_time":"2026-01-20T09:50:35","percent_change":0.0,"prev_day_close":454.899993896484},{"option":"SPXW260220C07340000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3417,"open_interest":237.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.0272,"theta":-0.0812,"rho":0.001,"theo":0.0809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.06,"last_trade_time":"2026-02-17T14:50:48","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07340000","bid":474.3,"bid_size":1.0,"ask":489.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0272,"theta":0.0,"rho":-0.6017,"theo":484.0308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":390.43,"last_trade_time":"2026-02-12T10:11:12","percent_change":0.0,"prev_day_close":465.049987792969},{"option":"SPXW260220C07350000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.348,"open_interest":628.0,"volume":1.0,"delta":0.0018,"gamma":0.0,"vega":0.0268,"theta":-0.0811,"rho":0.001,"theo":0.0808,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"up","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:10:29","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07350000","bid":484.3,"bid_size":1.0,"ask":499.7,"ask_size":1.0,"iv":0.0,"open_interest":18.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0268,"theta":0.0,"rho":-0.6025,"theo":494.0272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":375.52,"last_trade_time":"2026-02-10T11:29:30","percent_change":0.0,"prev_day_close":473.900009155273},{"option":"SPXW260220C07360000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3542,"open_interest":336.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0263,"theta":-0.081,"rho":0.001,"theo":0.0807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-02T10:30:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07360000","bid":494.3,"bid_size":1.0,"ask":513.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0263,"theta":0.0,"rho":-0.6034,"theo":504.0236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":402.17,"last_trade_time":"2026-01-07T15:13:00","percent_change":0.0,"prev_day_close":485.349990844727},{"option":"SPXW260220C07370000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3605,"open_interest":606.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0259,"theta":-0.0809,"rho":0.001,"theo":0.0806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:13:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07370000","bid":504.6,"bid_size":1.0,"ask":523.7,"ask_size":1.0,"iv":0.4339,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0259,"theta":0.0,"rho":-0.6042,"theo":514.02,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.799987792969},{"option":"SPXW260220C07375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3636,"open_interest":685.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0256,"theta":-0.0808,"rho":0.0009,"theo":0.0805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:31:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07375000","bid":509.3,"bid_size":1.0,"ask":524.3,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0256,"theta":0.0,"rho":-0.6046,"theo":519.0182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":405.35,"last_trade_time":"2026-02-02T09:51:57","percent_change":0.0,"prev_day_close":499.400009155273},{"option":"SPXW260220C07380000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3667,"open_interest":94.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.0254,"theta":-0.0808,"rho":0.0009,"theo":0.0805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:53:21","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07380000","bid":514.3,"bid_size":1.0,"ask":533.7,"ask_size":1.0,"iv":0.3952,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0254,"theta":0.0,"rho":-0.605,"theo":524.0164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":505.0},{"option":"SPXW260220C07390000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.3729,"open_interest":268.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.025,"theta":-0.0807,"rho":0.0009,"theo":0.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:59:58","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07390000","bid":524.3,"bid_size":1.0,"ask":543.7,"ask_size":1.0,"iv":0.4037,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.025,"theta":0.0,"rho":-0.6059,"theo":534.0128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.450012207031},{"option":"SPXW260220C07400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.3791,"open_interest":1254.0,"volume":1.0,"delta":0.0017,"gamma":0.0,"vega":0.0246,"theta":-0.0806,"rho":0.0009,"theo":0.0803,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T15:59:19","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07400000","bid":534.3,"bid_size":1.0,"ask":553.6,"ask_size":1.0,"iv":0.3744,"open_interest":3.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0246,"theta":0.0,"rho":-0.6067,"theo":544.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":434.01,"last_trade_time":"2026-02-12T09:44:59","percent_change":0.0,"prev_day_close":525.5},{"option":"SPXW260220C07410000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.3853,"open_interest":34.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.0242,"theta":-0.0804,"rho":0.0009,"theo":0.0802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.27,"last_trade_time":"2026-02-05T10:22:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07410000","bid":544.3,"bid_size":1.0,"ask":563.6,"ask_size":1.0,"iv":0.3848,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0242,"theta":0.0,"rho":-0.6075,"theo":554.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":535.550018310547},{"option":"SPXW260220C07420000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.3915,"open_interest":92.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0239,"theta":-0.0804,"rho":0.0009,"theo":0.0801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-11T10:40:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07420000","bid":554.3,"bid_size":1.0,"ask":573.6,"ask_size":1.0,"iv":0.3948,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0239,"theta":0.0,"rho":-0.6084,"theo":564.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":545.550018310547},{"option":"SPXW260220C07425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":74.0,"iv":0.3946,"open_interest":211.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0237,"theta":-0.0803,"rho":0.0009,"theo":0.08,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T13:31:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07425000","bid":559.3,"bid_size":1.0,"ask":578.6,"ask_size":1.0,"iv":0.3997,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0237,"theta":0.0,"rho":-0.6088,"theo":569.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":550.050018310547},{"option":"SPXW260220C07430000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.3976,"open_interest":31.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0235,"theta":-0.0802,"rho":0.0009,"theo":0.0799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-06T11:32:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07430000","bid":564.3,"bid_size":1.0,"ask":583.6,"ask_size":1.0,"iv":0.4046,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0235,"theta":0.0,"rho":-0.6092,"theo":573.9985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.649993896484},{"option":"SPXW260220C07440000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.4038,"open_interest":15.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0232,"theta":-0.0801,"rho":0.0008,"theo":0.0798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-03T12:45:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07440000","bid":574.3,"bid_size":1.0,"ask":593.6,"ask_size":1.0,"iv":0.4141,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0232,"theta":0.0,"rho":-0.61,"theo":583.9949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.399993896484},{"option":"SPXW260220C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":48.0,"iv":0.4099,"open_interest":323.0,"volume":1.0,"delta":0.0016,"gamma":0.0,"vega":0.0228,"theta":-0.08,"rho":0.0008,"theo":0.0797,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:56:19","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07450000","bid":584.3,"bid_size":1.0,"ask":603.6,"ask_size":1.0,"iv":0.4235,"open_interest":1.0,"volume":4.0,"delta":-0.9984,"gamma":0.0,"vega":0.0228,"theta":0.0,"rho":-0.6109,"theo":593.9913,"change":-54.74,"open":567.8,"high":567.8,"low":544.71,"tick":"down","last_trade_price":544.71,"last_trade_time":"2026-02-18T12:57:23","percent_change":-9.13171,"prev_day_close":574.099975585938},{"option":"SPXW260220C07460000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.416,"open_interest":22.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0225,"theta":-0.0799,"rho":0.0008,"theo":0.0796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T14:50:48","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07460000","bid":594.3,"bid_size":1.0,"ask":613.6,"ask_size":1.0,"iv":0.4327,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0225,"theta":0.0,"rho":-0.6117,"theo":603.9877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":584.0},{"option":"SPXW260220C07470000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4221,"open_interest":14.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0222,"theta":-0.0798,"rho":0.0008,"theo":0.0795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-06T10:46:55","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07470000","bid":604.3,"bid_size":1.0,"ask":623.6,"ask_size":1.0,"iv":0.4417,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0222,"theta":0.0,"rho":-0.6125,"theo":613.9841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":594.399993896484},{"option":"SPXW260220C07475000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4251,"open_interest":16.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.022,"theta":-0.0798,"rho":0.0008,"theo":0.0795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-17T15:00:57","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07475000","bid":609.3,"bid_size":1.0,"ask":628.6,"ask_size":1.0,"iv":0.4462,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.022,"theta":0.0,"rho":-0.613,"theo":618.9823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.950012207031},{"option":"SPXW260220C07480000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4282,"open_interest":65.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0219,"theta":-0.0797,"rho":0.0008,"theo":0.0795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T15:52:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07480000","bid":614.3,"bid_size":1.0,"ask":633.6,"ask_size":1.0,"iv":0.4507,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0219,"theta":0.0,"rho":-0.6134,"theo":623.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":604.399993896484},{"option":"SPXW260220C07490000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4342,"open_interest":6.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0216,"theta":-0.0796,"rho":0.0008,"theo":0.0794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-01-30T15:59:40","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07490000","bid":624.3,"bid_size":1.0,"ask":643.6,"ask_size":1.0,"iv":0.4595,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0216,"theta":0.0,"rho":-0.6142,"theo":633.977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":614.200012207031},{"option":"SPXW260220C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4403,"open_interest":332.0,"volume":4.0,"delta":0.0015,"gamma":0.0,"vega":0.0213,"theta":-0.0796,"rho":0.0008,"theo":0.0793,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"down","last_trade_price":0.04,"last_trade_time":"2026-02-18T11:41:06","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07500000","bid":634.3,"bid_size":1.0,"ask":653.4,"ask_size":1.0,"iv":0.0,"open_interest":52.0,"volume":22.0,"delta":-0.9985,"gamma":0.0,"vega":0.0213,"theta":0.0,"rho":-0.615,"theo":643.9734,"change":-46.87,"open":602.63,"high":602.63,"low":602.63,"tick":"no_change","last_trade_price":602.63,"last_trade_time":"2026-02-18T13:30:03","percent_change":-7.21632,"prev_day_close":623.649993896484},{"option":"SPXW260220C07510000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.4463,"open_interest":114.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.021,"theta":-0.0795,"rho":0.0008,"theo":0.0792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-09T10:18:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07510000","bid":644.2,"bid_size":1.0,"ask":663.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.021,"theta":0.0,"rho":-0.6159,"theo":653.9698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":634.200012207031},{"option":"SPXW260220C07520000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4523,"open_interest":77.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0208,"theta":-0.0794,"rho":0.0008,"theo":0.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T10:46:16","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07520000","bid":654.2,"bid_size":1.0,"ask":673.3,"ask_size":2.0,"iv":0.0,"open_interest":11.0,"volume":22.0,"delta":-0.9985,"gamma":0.0,"vega":0.0208,"theta":0.0,"rho":-0.6167,"theo":663.9662,"change":-47.02,"open":622.68,"high":622.68,"low":622.68,"tick":"no_change","last_trade_price":622.68,"last_trade_time":"2026-02-18T13:30:03","percent_change":-7.02106,"prev_day_close":644.100006103516},{"option":"SPXW260220C07525000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4553,"open_interest":29.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0206,"theta":-0.0793,"rho":0.0008,"theo":0.079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-17T10:45:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07525000","bid":659.2,"bid_size":1.0,"ask":678.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":2.0,"delta":-0.9985,"gamma":0.0,"vega":0.0206,"theta":0.0,"rho":-0.6171,"theo":668.9644,"change":-52.46,"open":622.24,"high":622.24,"low":622.24,"tick":"up","last_trade_price":622.24,"last_trade_time":"2026-02-18T12:16:28","percent_change":-7.77531,"prev_day_close":648.799987792969},{"option":"SPXW260220C07530000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4583,"open_interest":14.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0205,"theta":-0.0793,"rho":0.0008,"theo":0.079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:50:07","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07530000","bid":664.2,"bid_size":1.0,"ask":683.3,"ask_size":1.0,"iv":0.0,"open_interest":14.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0205,"theta":0.0,"rho":-0.6175,"theo":673.9626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":678.45,"last_trade_time":"2026-02-13T15:08:49","percent_change":0.0,"prev_day_close":653.799987792969},{"option":"SPXW260220C07540000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4643,"open_interest":2.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0202,"theta":-0.0792,"rho":0.0007,"theo":0.0789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-17T10:44:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07540000","bid":674.2,"bid_size":1.0,"ask":693.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":-0.9986,"gamma":0.0,"vega":0.0202,"theta":0.0,"rho":-0.6184,"theo":683.9591,"change":-53.39,"open":635.66,"high":635.66,"low":635.66,"tick":"up","last_trade_price":635.66,"last_trade_time":"2026-02-18T12:12:41","percent_change":-7.74835,"prev_day_close":665.300018310547},{"option":"SPXW260220C07550000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4703,"open_interest":145.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.02,"theta":-0.0791,"rho":0.0007,"theo":0.0788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T10:45:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07550000","bid":684.2,"bid_size":1.0,"ask":703.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":2.0,"delta":-0.9986,"gamma":0.0,"vega":0.02,"theta":0.0,"rho":-0.6192,"theo":693.9555,"change":-52.83,"open":646.87,"high":646.87,"low":646.87,"tick":"up","last_trade_price":646.87,"last_trade_time":"2026-02-18T12:16:28","percent_change":-7.55038,"prev_day_close":675.399993896484},{"option":"SPXW260220C07560000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4763,"open_interest":104.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0198,"theta":-0.079,"rho":0.0007,"theo":0.0787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-06T09:35:17","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07560000","bid":694.2,"bid_size":1.0,"ask":713.3,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":4.0,"delta":-0.9986,"gamma":0.0,"vega":0.0198,"theta":0.0,"rho":-0.62,"theo":703.9519,"change":-53.05,"open":656.45,"high":656.45,"low":656.45,"tick":"up","last_trade_price":656.45,"last_trade_time":"2026-02-18T12:13:42","percent_change":-7.4771,"prev_day_close":684.0},{"option":"SPXW260220C07570000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.4822,"open_interest":246.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0195,"theta":-0.0789,"rho":0.0007,"theo":0.0786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-09T09:30:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07570000","bid":704.2,"bid_size":1.0,"ask":723.3,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":4.0,"delta":-0.9986,"gamma":0.0,"vega":0.0195,"theta":0.0,"rho":-0.6208,"theo":713.9483,"change":-52.64,"open":666.56,"high":666.56,"low":666.56,"tick":"up","last_trade_price":666.56,"last_trade_time":"2026-02-18T12:13:42","percent_change":-7.31925,"prev_day_close":693.700012207031},{"option":"SPXW260220C07575000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.4852,"open_interest":139.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0194,"theta":-0.0788,"rho":0.0007,"theo":0.0785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.03,"last_trade_time":"2026-02-17T10:44:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07575000","bid":709.2,"bid_size":1.0,"ask":728.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":1.0,"delta":-0.9986,"gamma":0.0,"vega":0.0194,"theta":0.0,"rho":-0.6213,"theo":718.9465,"change":-53.59,"open":670.61,"high":670.61,"low":670.61,"tick":"up","last_trade_price":670.61,"last_trade_time":"2026-02-18T12:12:41","percent_change":-7.39989,"prev_day_close":699.299987792969},{"option":"SPXW260220C07580000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.4882,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0193,"theta":-0.0788,"rho":0.0007,"theo":0.0785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07580000","bid":714.2,"bid_size":1.0,"ask":729.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0193,"theta":0.0,"rho":-0.6217,"theo":723.9447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":705.350006103516},{"option":"SPXW260220C07590000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.4941,"open_interest":2.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0191,"theta":-0.0787,"rho":0.0007,"theo":0.0784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-10T09:30:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07590000","bid":724.2,"bid_size":1.0,"ask":743.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0191,"theta":0.0,"rho":-0.6225,"theo":733.9412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.399993896484},{"option":"SPXW260220C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.5,"open_interest":762.0,"volume":4.0,"delta":0.0013,"gamma":0.0,"vega":0.0188,"theta":-0.0786,"rho":0.0007,"theo":0.0783,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T11:41:06","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07600000","bid":734.2,"bid_size":1.0,"ask":749.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0188,"theta":0.0,"rho":-0.6233,"theo":743.9376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":725.150024414062},{"option":"SPXW260220C07610000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.5059,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0186,"theta":-0.0785,"rho":0.0007,"theo":0.0782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07610000","bid":744.2,"bid_size":1.0,"ask":759.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0186,"theta":0.0,"rho":-0.6242,"theo":753.934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.950012207031},{"option":"SPXW260220C07620000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.5118,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0184,"theta":-0.0784,"rho":0.0007,"theo":0.0781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07620000","bid":754.2,"bid_size":1.0,"ask":773.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0184,"theta":0.0,"rho":-0.625,"theo":763.9304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":744.299987792969},{"option":"SPXW260220C07625000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":25.0,"iv":0.5147,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0183,"theta":-0.0784,"rho":0.0007,"theo":0.0781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07625000","bid":759.2,"bid_size":1.0,"ask":778.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0183,"theta":0.0,"rho":-0.6254,"theo":768.9286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":749.25},{"option":"SPXW260220C07630000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":25.0,"iv":0.5176,"open_interest":136.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0182,"theta":-0.0783,"rho":0.0007,"theo":0.078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T14:46:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07630000","bid":764.2,"bid_size":1.0,"ask":783.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0182,"theta":0.0,"rho":-0.6258,"theo":773.9269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":754.25},{"option":"SPXW260220C07640000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":25.0,"iv":0.5235,"open_interest":0.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.018,"theta":-0.0782,"rho":0.0007,"theo":0.078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07640000","bid":774.2,"bid_size":1.0,"ask":793.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.018,"theta":0.0,"rho":-0.6266,"theo":783.9233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.25},{"option":"SPXW260220C07650000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":0.5293,"open_interest":229.0,"volume":1.0,"delta":0.0012,"gamma":0.0,"vega":0.0178,"theta":-0.0782,"rho":0.0006,"theo":0.0779,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T09:56:19","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07650000","bid":784.5,"bid_size":1.0,"ask":799.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0178,"theta":0.0,"rho":-0.6275,"theo":793.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":774.0},{"option":"SPXW260220C07675000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":0.5439,"open_interest":1.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0174,"theta":-0.0779,"rho":0.0006,"theo":0.0777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:48:54","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07675000","bid":809.2,"bid_size":1.0,"ask":828.6,"ask_size":1.0,"iv":0.5857,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0174,"theta":0.0,"rho":-0.6296,"theo":818.9108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.850006103516},{"option":"SPXW260220C07700000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":0.5584,"open_interest":541.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0169,"theta":-0.0777,"rho":0.0006,"theo":0.0774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T13:36:05","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07700000","bid":834.2,"bid_size":1.0,"ask":853.5,"ask_size":1.0,"iv":0.5593,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0169,"theta":0.0,"rho":-0.6316,"theo":843.9019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":825.049987792969},{"option":"SPXW260220C07725000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":0.5728,"open_interest":14.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0165,"theta":-0.0775,"rho":0.0006,"theo":0.0772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T09:32:45","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07725000","bid":859.2,"bid_size":1.0,"ask":878.5,"ask_size":1.0,"iv":0.5859,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0165,"theta":0.0,"rho":-0.6337,"theo":868.8929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.700012207031},{"option":"SPXW260220C07750000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.5871,"open_interest":157.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0161,"theta":-0.0773,"rho":0.0006,"theo":0.077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T10:54:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07750000","bid":884.2,"bid_size":1.0,"ask":903.5,"ask_size":1.0,"iv":0.6107,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0161,"theta":0.0,"rho":-0.6358,"theo":893.884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":874.75},{"option":"SPXW260220C07775000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.6014,"open_interest":393.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0157,"theta":-0.0771,"rho":0.0006,"theo":0.0768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:17:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07775000","bid":909.2,"bid_size":1.0,"ask":928.5,"ask_size":1.0,"iv":0.6342,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0157,"theta":0.0,"rho":-0.6378,"theo":918.8751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":898.700012207031},{"option":"SPXW260220C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":0.6156,"open_interest":1067.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0154,"theta":-0.0769,"rho":0.0006,"theo":0.0766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T15:17:19","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07800000","bid":934.2,"bid_size":1.0,"ask":953.5,"ask_size":1.0,"iv":0.6568,"open_interest":22.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0154,"theta":0.0,"rho":-0.6399,"theo":943.8662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":865.9,"last_trade_time":"2026-02-02T09:30:07","percent_change":0.0,"prev_day_close":923.700012207031},{"option":"SPXW260220C07850000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":0.6438,"open_interest":154.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0147,"theta":-0.0765,"rho":0.0005,"theo":0.0762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-10T09:54:48","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07850000","bid":984.1,"bid_size":1.0,"ask":1003.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0147,"theta":0.0,"rho":-0.644,"theo":993.8484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":975.149993896484},{"option":"SPXW260220C07900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":64.0,"iv":0.6717,"open_interest":729.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0141,"theta":-0.0761,"rho":0.0005,"theo":0.0758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-13T11:38:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07900000","bid":1034.1,"bid_size":1.0,"ask":1053.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0141,"theta":0.0,"rho":-0.6482,"theo":1043.8305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1025.29998779297},{"option":"SPXW260220C07950000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":62.0,"iv":0.6994,"open_interest":86.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0135,"theta":-0.0757,"rho":0.0005,"theo":0.0754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-06T09:30:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P07950000","bid":1084.1,"bid_size":1.0,"ask":1103.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0135,"theta":0.0,"rho":-0.6523,"theo":1093.8127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1074.0},{"option":"SPXW260220C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":63.0,"iv":0.7268,"open_interest":796.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.013,"theta":-0.0753,"rho":0.0005,"theo":0.075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T16:03:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08000000","bid":1134.1,"bid_size":1.0,"ask":1153.5,"ask_size":1.0,"iv":0.7913,"open_interest":2.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.013,"theta":0.0,"rho":-0.6564,"theo":1143.7949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1021.44,"last_trade_time":"2026-02-09T15:24:34","percent_change":0.0,"prev_day_close":1125.20001220703},{"option":"SPXW260220C08100000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":0.7808,"open_interest":21.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0121,"theta":-0.0746,"rho":0.0004,"theo":0.0743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-22T09:33:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08100000","bid":1234.1,"bid_size":1.0,"ask":1249.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0121,"theta":0.0,"rho":-0.6646,"theo":1243.7593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1223.65002441406},{"option":"SPXW260220C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.834,"open_interest":73.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0114,"theta":-0.0738,"rho":0.0004,"theo":0.0735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:53:40","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08200000","bid":1334.0,"bid_size":1.0,"ask":1353.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0114,"theta":0.0,"rho":-0.6729,"theo":1343.7237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1325.0},{"option":"SPXW260220C08300000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":0.8862,"open_interest":82.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0107,"theta":-0.0731,"rho":0.0004,"theo":0.0728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:42:21","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08300000","bid":1434.0,"bid_size":1.0,"ask":1453.4,"ask_size":1.0,"iv":0.9667,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0107,"theta":0.0,"rho":-0.6811,"theo":1443.6882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1424.64996337891},{"option":"SPXW260220C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.9376,"open_interest":7.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0101,"theta":-0.0724,"rho":0.0004,"theo":0.0721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:41:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08400000","bid":1534.0,"bid_size":1.0,"ask":1549.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0101,"theta":0.0,"rho":-0.6894,"theo":1543.6526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1523.5},{"option":"SPXW260220C08500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":75.0,"iv":0.9882,"open_interest":151.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0096,"theta":-0.0717,"rho":0.0003,"theo":0.0714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-30T12:09:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08500000","bid":1633.9,"bid_size":1.0,"ask":1653.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0096,"theta":0.0,"rho":-0.6976,"theo":1643.617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1624.70001220703},{"option":"SPXW260220C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":76.0,"iv":1.038,"open_interest":27.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0091,"theta":-0.071,"rho":0.0003,"theo":0.0707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T16:04:22","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08600000","bid":1733.9,"bid_size":1.0,"ask":1753.3,"ask_size":1.0,"iv":1.1345,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0091,"theta":0.0,"rho":-0.7058,"theo":1743.5815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1723.45001220703},{"option":"SPXW260220C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":78.0,"iv":1.1353,"open_interest":27.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0083,"theta":-0.0697,"rho":0.0003,"theo":0.0694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:41:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P08800000","bid":1933.8,"bid_size":1.0,"ask":1952.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0083,"theta":0.0,"rho":-0.7223,"theo":1943.5105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1924.75},{"option":"SPXW260220C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":79.0,"iv":1.2299,"open_interest":120.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0076,"theta":-0.0684,"rho":0.0003,"theo":0.0682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-27T09:30:02","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P09000000","bid":2133.8,"bid_size":1.0,"ask":2153.1,"ask_size":1.0,"iv":1.329,"open_interest":3.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":-0.7387,"theo":2143.4396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2002.41,"last_trade_time":"2026-02-02T15:27:35","percent_change":0.0,"prev_day_close":2124.84997558594},{"option":"SPXW260220C09200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":81.0,"iv":1.3218,"open_interest":7.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.007,"theta":-0.0672,"rho":0.0002,"theo":0.0669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T16:05:04","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P09200000","bid":2333.7,"bid_size":1.0,"ask":2353.1,"ask_size":1.0,"iv":1.4506,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.007,"theta":0.0,"rho":-0.7552,"theo":2343.3686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2324.60009765625},{"option":"SPXW260220C09600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":83.0,"iv":1.4985,"open_interest":3.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0061,"theta":-0.0648,"rho":0.0002,"theo":0.0646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:51:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P09600000","bid":2733.6,"bid_size":1.0,"ask":2752.9,"ask_size":1.0,"iv":1.6283,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0061,"theta":0.0,"rho":-0.788,"theo":2743.2269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2723.0},{"option":"SPXW260220C10000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":84.0,"iv":1.6664,"open_interest":21.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0054,"theta":-0.0626,"rho":0.0002,"theo":0.0624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T14:46:26","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P10000000","bid":3133.4,"bid_size":1.0,"ask":3148.8,"ask_size":1.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-0.8209,"theo":3143.0853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3000.21,"last_trade_time":"2026-02-02T15:27:35","percent_change":0.0,"prev_day_close":3122.79992675781},{"option":"SPXW260220C10400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":84.0,"iv":1.8265,"open_interest":5.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0049,"theta":-0.0605,"rho":0.0002,"theo":0.0603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:56:43","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P10400000","bid":3533.3,"bid_size":1.0,"ask":3552.7,"ask_size":1.0,"iv":2.0199,"open_interest":14.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":-0.8538,"theo":3542.9438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3576.02,"last_trade_time":"2026-02-13T09:59:01","percent_change":0.0,"prev_day_close":3523.20007324219},{"option":"SPXW260220C10800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":84.0,"iv":1.9794,"open_interest":9.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0044,"theta":-0.0585,"rho":0.0001,"theo":0.0583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T09:41:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P10800000","bid":3933.2,"bid_size":1.0,"ask":3952.5,"ask_size":1.0,"iv":2.1718,"open_interest":25.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":-0.8866,"theo":3942.8025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3975.82,"last_trade_time":"2026-02-17T09:50:19","percent_change":0.0,"prev_day_close":3923.05004882812},{"option":"SPXW260220C11200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":85.0,"iv":2.1259,"open_interest":8.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.004,"theta":-0.0566,"rho":0.0001,"theo":0.0564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-01-08T14:50:12","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P11200000","bid":4333.0,"bid_size":1.0,"ask":4352.1,"ask_size":1.0,"iv":0.0,"open_interest":36.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.004,"theta":0.0,"rho":-0.9195,"theo":4342.6612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4335.53,"last_trade_time":"2026-02-13T14:46:26","percent_change":0.0,"prev_day_close":4322.80004882812},{"option":"SPXW260220C11600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":85.0,"iv":2.2664,"open_interest":7.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0037,"theta":-0.0548,"rho":0.0001,"theo":0.0547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-13T10:20:13","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P11600000","bid":4732.9,"bid_size":1.0,"ask":4752.2,"ask_size":1.0,"iv":2.445,"open_interest":55.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0037,"theta":0.0,"rho":-0.9523,"theo":4742.52,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4753.94,"last_trade_time":"2026-02-13T10:14:38","percent_change":0.0,"prev_day_close":4722.64990234375},{"option":"SPXW260220C12000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":86.0,"iv":2.4012,"open_interest":1.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0035,"theta":-0.0531,"rho":0.0001,"theo":0.0529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.03,"last_trade_time":"2026-02-13T13:52:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P12000000","bid":5132.8,"bid_size":1.0,"ask":5152.1,"ask_size":1.0,"iv":2.6566,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0035,"theta":0.0,"rho":-0.9852,"theo":5142.3789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5122.40014648438},{"option":"SPXW260220C12400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":86.0,"iv":2.5315,"open_interest":2.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0032,"theta":-0.0515,"rho":0.0001,"theo":0.0513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-01-28T11:23:49","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260220P12400000","bid":5532.6,"bid_size":1.0,"ask":5551.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":-1.018,"theo":5542.2379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5522.34985351562},{"option":"SPXW260223C02800000","bid":4045.0,"bid_size":1.0,"ask":4064.1,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.3065,"theo":4054.5566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.0},{"option":"SPXW260223P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":2.2089,"open_interest":5.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0007,"rho":0.0,"theo":0.0007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-01-20T15:30:34","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C03000000","bid":3845.0,"bid_size":1.0,"ask":3864.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":0.3284,"theo":3854.6496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.09997558594},{"option":"SPXW260223P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":2.0442,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0009,"rho":0.0,"theo":0.001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-16T10:01:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C03200000","bid":3645.1,"bid_size":1.0,"ask":3664.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":0.3503,"theo":3654.7427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.79992675781},{"option":"SPXW260223P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":1.8901,"open_interest":55.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0013,"rho":0.0,"theo":0.0013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-26T13:29:12","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C03400000","bid":3445.2,"bid_size":1.0,"ask":3464.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.3722,"theo":3454.836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3474.65002441406},{"option":"SPXW260223P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":53.0,"iv":1.7452,"open_interest":59.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0018,"rho":0.0,"theo":0.0018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-12T15:57:46","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C03600000","bid":3245.3,"bid_size":1.0,"ask":3264.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.3941,"theo":3254.9294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.0},{"option":"SPXW260223P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":53.0,"iv":1.6084,"open_interest":53.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0024,"rho":0.0,"theo":0.0025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-01-21T14:58:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C03800000","bid":3045.4,"bid_size":1.0,"ask":3064.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.416,"theo":3055.0232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.04992675781},{"option":"SPXW260223P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":61.0,"iv":1.4788,"open_interest":63.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0033,"rho":0.0,"theo":0.0035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-04T14:54:42","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C04000000","bid":2845.5,"bid_size":1.0,"ask":2864.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.4378,"theo":2855.1172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2873.90002441406},{"option":"SPXW260223P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":1.3557,"open_interest":13.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0045,"rho":0.0,"theo":0.0048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-16T10:43:17","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C04200000","bid":2645.6,"bid_size":1.0,"ask":2664.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0011,"theta":0.0,"rho":0.4597,"theo":2655.2118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2675.05004882812},{"option":"SPXW260223P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":101.0,"iv":1.2383,"open_interest":55.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0011,"theta":-0.0062,"rho":0.0,"theo":0.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-16T10:51:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C04400000","bid":2449.7,"bid_size":1.0,"ask":2464.8,"ask_size":1.0,"iv":1.62,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0017,"theta":0.0,"rho":0.4816,"theo":2455.3072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2475.85009765625},{"option":"SPXW260223P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":102.0,"iv":1.1261,"open_interest":169.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0016,"theta":-0.0086,"rho":0.0,"theo":0.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-17T13:15:33","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C04600000","bid":2245.8,"bid_size":1.0,"ask":2264.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0024,"theta":0.0,"rho":0.5035,"theo":2255.4036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2275.5},{"option":"SPXW260223P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":103.0,"iv":1.0186,"open_interest":1819.0,"volume":8.0,"delta":-0.0001,"gamma":0.0,"vega":0.0024,"theta":-0.0119,"rho":-0.0001,"theo":0.0128,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:33:16","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223C04800000","bid":2045.9,"bid_size":1.0,"ask":2065.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.5254,"theo":2055.5018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2076.15002441406},{"option":"SPXW260223P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":99.0,"iv":0.9153,"open_interest":238.0,"volume":15.0,"delta":-0.0001,"gamma":0.0,"vega":0.0036,"theta":-0.0167,"rho":-0.0001,"theo":0.0182,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:46:47","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260223C05000000","bid":1846.0,"bid_size":1.0,"ask":1865.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0053,"theta":0.0,"rho":0.5472,"theo":1855.6024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1875.54998779297},{"option":"SPXW260223P05000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":97.0,"iv":0.8158,"open_interest":2332.0,"volume":571.0,"delta":-0.0002,"gamma":0.0,"vega":0.0053,"theta":-0.0236,"rho":-0.0001,"theo":0.0261,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:12:09","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260223C05200000","bid":1646.1,"bid_size":1.0,"ask":1665.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0082,"theta":0.0,"rho":0.569,"theo":1655.7072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1674.44995117188},{"option":"SPXW260223P05200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":14.0,"iv":0.7196,"open_interest":656.0,"volume":384.0,"delta":-0.0003,"gamma":0.0,"vega":0.0082,"theta":-0.0339,"rho":-0.0002,"theo":0.0381,"change":-0.05,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:10:26","percent_change":-50.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260223C05400000","bid":1446.2,"bid_size":1.0,"ask":1465.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0128,"theta":0.0,"rho":0.5908,"theo":1455.8186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1476.39996337891},{"option":"SPXW260223P05400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":11.0,"iv":0.6268,"open_interest":1837.0,"volume":1054.0,"delta":-0.0005,"gamma":0.0,"vega":0.0127,"theta":-0.0494,"rho":-0.0003,"theo":0.0566,"change":-0.07,"open":0.1,"high":0.1,"low":0.05,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-18T16:00:43","percent_change":-46.6667,"prev_day_close":0.0750000011175871},{"option":"SPXW260223C05500000","bid":1346.2,"bid_size":1.0,"ask":1365.3,"ask_size":1.0,"iv":0.0,"open_interest":133.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0161,"theta":0.0,"rho":0.6016,"theo":1355.8781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1345.3,"last_trade_time":"2026-02-17T16:10:14","percent_change":0.0,"prev_day_close":1376.69995117188},{"option":"SPXW260223P05500000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":126.0,"iv":0.6101,"open_interest":719.0,"volume":784.0,"delta":-0.0006,"gamma":0.0,"vega":0.0161,"theta":-0.0603,"rho":-0.0004,"theo":0.07,"change":-0.075,"open":0.1,"high":0.11,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:35:16","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260223C05600000","bid":1246.3,"bid_size":1.0,"ask":1265.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0205,"theta":0.0,"rho":0.6125,"theo":1255.9413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1274.75},{"option":"SPXW260223P05600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":71.0,"iv":0.5633,"open_interest":738.0,"volume":228.0,"delta":-0.0008,"gamma":0.0,"vega":0.0204,"theta":-0.0736,"rho":-0.0006,"theo":0.0865,"change":-0.05,"open":0.15,"high":0.15,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:08:34","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260223C05700000","bid":1146.5,"bid_size":1.0,"ask":1165.6,"ask_size":1.0,"iv":0.5637,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0264,"theta":0.0,"rho":0.6232,"theo":1156.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.20001220703},{"option":"SPXW260223P05700000","bid":0.05,"bid_size":32.0,"ask":0.15,"ask_size":201.0,"iv":0.5457,"open_interest":1298.0,"volume":1040.0,"delta":-0.001,"gamma":0.0,"vega":0.0264,"theta":-0.0907,"rho":-0.0007,"theo":0.1082,"change":0.025,"open":0.18,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:52:34","percent_change":20.0,"prev_day_close":0.12500000372529},{"option":"SPXW260223C05800000","bid":1046.4,"bid_size":1.0,"ask":1065.5,"ask_size":1.0,"iv":0.3917,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0342,"theta":0.0,"rho":0.6339,"theo":1056.0843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1075.95001220703},{"option":"SPXW260223P05800000","bid":0.05,"bid_size":61.0,"ask":0.15,"ask_size":61.0,"iv":0.498,"open_interest":459.0,"volume":125.0,"delta":-0.0013,"gamma":0.0,"vega":0.0342,"theta":-0.1125,"rho":-0.001,"theo":0.1367,"change":-0.05,"open":0.25,"high":0.25,"low":0.15,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:32:22","percent_change":-33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260223C05850000","bid":1000.9,"bid_size":1.0,"ask":1015.5,"ask_size":1.0,"iv":0.6579,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0392,"theta":0.0,"rho":0.6393,"theo":1006.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1026.14999389648},{"option":"SPXW260223P05850000","bid":0.1,"bid_size":15.0,"ask":0.2,"ask_size":195.0,"iv":0.4909,"open_interest":188.0,"volume":30.0,"delta":-0.0015,"gamma":0.0,"vega":0.0391,"theta":-0.1257,"rho":-0.0011,"theo":0.1542,"change":-0.25,"open":0.2,"high":0.2,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:09:41","percent_change":-62.5,"prev_day_close":0.150000002235174},{"option":"SPXW260223C05875000","bid":971.5,"bid_size":1.0,"ask":990.6,"ask_size":1.0,"iv":0.448,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0421,"theta":0.0,"rho":0.6419,"theo":981.1464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1001.35000610352},{"option":"SPXW260223P05875000","bid":0.1,"bid_size":31.0,"ask":0.2,"ask_size":192.0,"iv":0.4788,"open_interest":255.0,"volume":42.0,"delta":-0.0017,"gamma":0.0,"vega":0.042,"theta":-0.133,"rho":-0.0012,"theo":0.1639,"change":-0.2,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T12:04:33","percent_change":-50.0,"prev_day_close":0.150000002235174},{"option":"SPXW260223C05900000","bid":946.5,"bid_size":1.0,"ask":965.6,"ask_size":1.0,"iv":0.4303,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0451,"theta":0.0,"rho":0.6446,"theo":956.1685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":976.399993896484},{"option":"SPXW260223P05900000","bid":0.1,"bid_size":63.0,"ask":0.2,"ask_size":91.0,"iv":0.4666,"open_interest":645.0,"volume":11.0,"delta":-0.0018,"gamma":0.0,"vega":0.045,"theta":-0.1407,"rho":-0.0013,"theo":0.1744,"change":-0.275,"open":0.21,"high":0.23,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:53:25","percent_change":-64.7059,"prev_day_close":0.175000004470348},{"option":"SPXW260223C05925000","bid":921.5,"bid_size":1.0,"ask":940.6,"ask_size":1.0,"iv":0.4117,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0484,"theta":0.0,"rho":0.6472,"theo":931.1915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":950.350006103516},{"option":"SPXW260223P05925000","bid":0.15,"bid_size":14.0,"ask":0.2,"ask_size":60.0,"iv":0.4609,"open_interest":108.0,"volume":2.0,"delta":-0.0019,"gamma":0.0,"vega":0.0483,"theta":-0.149,"rho":-0.0014,"theo":0.1858,"change":-0.3,"open":0.2,"high":0.2,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:49:34","percent_change":-66.6667,"prev_day_close":0.200000002980232},{"option":"SPXW260223C05950000","bid":896.5,"bid_size":1.0,"ask":915.6,"ask_size":1.0,"iv":0.3919,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.052,"theta":0.0,"rho":0.6498,"theo":906.2153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.200012207031},{"option":"SPXW260223P05950000","bid":0.15,"bid_size":15.0,"ask":0.25,"ask_size":190.0,"iv":0.4542,"open_interest":114.0,"volume":36.0,"delta":-0.0021,"gamma":0.0,"vega":0.0519,"theta":-0.158,"rho":-0.0015,"theo":0.1981,"change":-0.275,"open":0.3,"high":0.3,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:42:09","percent_change":-57.8947,"prev_day_close":0.200000002980232},{"option":"SPXW260223C05975000","bid":871.6,"bid_size":1.0,"ask":890.7,"ask_size":1.0,"iv":0.4223,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0559,"theta":0.0,"rho":0.6524,"theo":881.2402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":901.849975585938},{"option":"SPXW260223P05975000","bid":0.15,"bid_size":31.0,"ask":0.25,"ask_size":134.0,"iv":0.4419,"open_interest":1089.0,"volume":884.0,"delta":-0.0023,"gamma":0.0,"vega":0.0558,"theta":-0.1675,"rho":-0.0016,"theo":0.2113,"change":-0.05,"open":0.25,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:22:48","percent_change":-25.0,"prev_day_close":0.200000002980232},{"option":"SPXW260223C06000000","bid":846.6,"bid_size":1.0,"ask":865.7,"ask_size":1.0,"iv":0.407,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0601,"theta":0.0,"rho":0.655,"theo":856.2662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":877.099975585938},{"option":"SPXW260223P06000000","bid":0.2,"bid_size":9.0,"ask":0.25,"ask_size":74.0,"iv":0.4344,"open_interest":952.0,"volume":208.0,"delta":-0.0024,"gamma":0.0,"vega":0.06,"theta":-0.1778,"rho":-0.0018,"theo":0.2257,"change":0.025,"open":0.3,"high":0.35,"low":0.19,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:00:51","percent_change":11.1111,"prev_day_close":0.225000001490116},{"option":"SPXW260223C06025000","bid":821.6,"bid_size":1.0,"ask":840.7,"ask_size":1.0,"iv":0.3916,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.0648,"theta":0.0,"rho":0.6576,"theo":831.2933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":851.899993896484},{"option":"SPXW260223P06025000","bid":0.2,"bid_size":15.0,"ask":0.3,"ask_size":189.0,"iv":0.4264,"open_interest":114.0,"volume":5.0,"delta":-0.0027,"gamma":0.0,"vega":0.0646,"theta":-0.1888,"rho":-0.0019,"theo":0.2412,"change":-0.35,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:53:23","percent_change":-63.6364,"prev_day_close":0.225000001490116},{"option":"SPXW260223C06050000","bid":796.7,"bid_size":1.0,"ask":815.8,"ask_size":1.0,"iv":0.4023,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.07,"theta":0.0,"rho":0.6602,"theo":806.3218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":826.550018310547},{"option":"SPXW260223P06050000","bid":0.2,"bid_size":82.0,"ask":0.3,"ask_size":74.0,"iv":0.4139,"open_interest":121.0,"volume":1.0,"delta":-0.0029,"gamma":0.0,"vega":0.0698,"theta":-0.2006,"rho":-0.0021,"theo":0.2581,"change":-0.225,"open":0.35,"high":0.35,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T09:41:06","percent_change":-39.1304,"prev_day_close":0.250000007450581},{"option":"SPXW260223C06075000","bid":771.7,"bid_size":1.0,"ask":790.8,"ask_size":1.0,"iv":0.3878,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0756,"theta":0.0,"rho":0.6627,"theo":781.3518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":800.299987792969},{"option":"SPXW260223P06075000","bid":0.25,"bid_size":14.0,"ask":0.35,"ask_size":188.0,"iv":0.4087,"open_interest":121.0,"volume":1.0,"delta":-0.0031,"gamma":0.0,"vega":0.0755,"theta":-0.2135,"rho":-0.0023,"theo":0.2767,"change":-0.35,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:54:04","percent_change":-58.3333,"prev_day_close":0.250000007450581},{"option":"SPXW260223C06100000","bid":746.7,"bid_size":1.0,"ask":765.8,"ask_size":1.0,"iv":0.3734,"open_interest":0.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.0818,"theta":0.0,"rho":0.6652,"theo":756.3836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.100006103516},{"option":"SPXW260223P06100000","bid":0.25,"bid_size":52.0,"ask":0.35,"ask_size":74.0,"iv":0.3963,"open_interest":3377.0,"volume":84.0,"delta":-0.0034,"gamma":0.0,"vega":0.0818,"theta":-0.2276,"rho":-0.0025,"theo":0.2973,"change":-0.4,"open":0.42,"high":0.42,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:53:25","percent_change":-61.5385,"prev_day_close":0.275000005960464},{"option":"SPXW260223C06125000","bid":721.8,"bid_size":1.0,"ask":740.9,"ask_size":1.0,"iv":0.3767,"open_interest":0.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.0886,"theta":0.0,"rho":0.6677,"theo":731.4172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.350006103516},{"option":"SPXW260223P06125000","bid":0.3,"bid_size":13.0,"ask":0.4,"ask_size":186.0,"iv":0.3896,"open_interest":358.0,"volume":111.0,"delta":-0.0037,"gamma":0.0,"vega":0.0885,"theta":-0.2421,"rho":-0.0027,"theo":0.3188,"change":-0.375,"open":0.5,"high":0.5,"low":0.25,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:58:16","percent_change":-55.5556,"prev_day_close":0.275000005960464},{"option":"SPXW260223C06150000","bid":696.8,"bid_size":1.0,"ask":715.9,"ask_size":1.0,"iv":0.3627,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.096,"theta":-0.0097,"rho":0.6702,"theo":706.4531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":726.850006103516},{"option":"SPXW260223P06150000","bid":0.3,"bid_size":138.0,"ask":0.4,"ask_size":73.0,"iv":0.3771,"open_interest":228.0,"volume":6.0,"delta":-0.0041,"gamma":0.0,"vega":0.0959,"theta":-0.2587,"rho":-0.003,"theo":0.3436,"change":-0.4,"open":0.45,"high":0.45,"low":0.25,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:54:04","percent_change":-57.1429,"prev_day_close":0.299999997019768},{"option":"SPXW260223C06175000","bid":675.9,"bid_size":1.0,"ask":691.2,"ask_size":1.0,"iv":0.4644,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.1043,"theta":-0.0362,"rho":0.6727,"theo":681.4915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.150024414062},{"option":"SPXW260223P06175000","bid":0.35,"bid_size":13.0,"ask":0.45,"ask_size":73.0,"iv":0.3697,"open_interest":129.0,"volume":2.0,"delta":-0.0045,"gamma":0.0,"vega":0.1043,"theta":-0.2764,"rho":-0.0033,"theo":0.3704,"change":-0.45,"open":0.45,"high":0.45,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:52:44","percent_change":-60.0,"prev_day_close":0.350000008940697},{"option":"SPXW260223C06200000","bid":646.9,"bid_size":1.0,"ask":666.0,"ask_size":1.0,"iv":0.3478,"open_interest":4.0,"volume":0.0,"delta":0.995,"gamma":0.0,"vega":0.1138,"theta":-0.0645,"rho":0.6751,"theo":656.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":649.19,"last_trade_time":"2026-02-17T16:01:23","percent_change":0.0,"prev_day_close":676.400024414062},{"option":"SPXW260223P06200000","bid":0.4,"bid_size":8.0,"ask":0.45,"ask_size":42.0,"iv":0.3592,"open_interest":698.0,"volume":17.0,"delta":-0.0049,"gamma":0.0,"vega":0.1136,"theta":-0.2958,"rho":-0.0036,"theo":0.4002,"change":0.1,"open":0.4,"high":0.45,"low":0.3,"tick":"no_change","last_trade_price":0.33,"last_trade_time":"2026-02-18T16:14:47","percent_change":28.5714,"prev_day_close":0.350000008940697},{"option":"SPXW260223C06225000","bid":621.9,"bid_size":1.0,"ask":641.0,"ask_size":1.0,"iv":0.3339,"open_interest":0.0,"volume":0.0,"delta":0.9945,"gamma":0.0001,"vega":0.1244,"theta":-0.0949,"rho":0.6774,"theo":631.5782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.649993896484},{"option":"SPXW260223P06225000","bid":0.4,"bid_size":135.0,"ask":0.5,"ask_size":73.0,"iv":0.3485,"open_interest":338.0,"volume":0.0,"delta":-0.0054,"gamma":0.0001,"vega":0.1242,"theta":-0.3173,"rho":-0.004,"theo":0.4337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-17T15:59:51","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260223C06250000","bid":597.0,"bid_size":1.0,"ask":616.1,"ask_size":1.0,"iv":0.3303,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0001,"vega":0.1363,"theta":-0.1279,"rho":0.6797,"theo":606.6282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":626.799987792969},{"option":"SPXW260223P06250000","bid":0.45,"bid_size":94.0,"ask":0.55,"ask_size":73.0,"iv":0.3396,"open_interest":321.0,"volume":45.0,"delta":-0.006,"gamma":0.0001,"vega":0.1361,"theta":-0.3414,"rho":-0.0044,"theo":0.4718,"change":-0.55,"open":0.5,"high":0.57,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:51:28","percent_change":-61.1111,"prev_day_close":0.399999991059303},{"option":"SPXW260223C06275000","bid":572.0,"bid_size":1.0,"ask":591.1,"ask_size":1.0,"iv":0.3165,"open_interest":0.0,"volume":0.0,"delta":0.9932,"gamma":0.0001,"vega":0.1499,"theta":-0.1644,"rho":0.682,"theo":581.6843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":601.549987792969},{"option":"SPXW260223P06275000","bid":0.5,"bid_size":34.0,"ask":0.6,"ask_size":73.0,"iv":0.3302,"open_interest":716.0,"volume":0.0,"delta":-0.0067,"gamma":0.0001,"vega":0.1496,"theta":-0.3688,"rho":-0.0049,"theo":0.516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260223C06300000","bid":547.1,"bid_size":1.0,"ask":566.2,"ask_size":1.0,"iv":0.3109,"open_interest":0.0,"volume":0.0,"delta":0.9924,"gamma":0.0001,"vega":0.1657,"theta":-0.2052,"rho":0.6841,"theo":556.7481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":576.899993896484},{"option":"SPXW260223P06300000","bid":0.55,"bid_size":112.0,"ask":0.65,"ask_size":86.0,"iv":0.3199,"open_interest":1904.0,"volume":366.0,"delta":-0.0075,"gamma":0.0001,"vega":0.1657,"theta":-0.4012,"rho":-0.0055,"theo":0.5689,"change":0.15,"open":0.85,"high":0.85,"low":0.44,"tick":"no_change","last_trade_price":0.48,"last_trade_time":"2026-02-18T16:14:47","percent_change":30.0,"prev_day_close":0.5},{"option":"SPXW260223C06310000","bid":537.4,"bid_size":1.0,"ask":556.5,"ask_size":1.0,"iv":0.3241,"open_interest":0.0,"volume":0.0,"delta":0.9921,"gamma":0.0001,"vega":0.1728,"theta":-0.223,"rho":0.6849,"theo":546.7764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.549987792969},{"option":"SPXW260223P06310000","bid":0.6,"bid_size":12.0,"ask":0.7,"ask_size":160.0,"iv":0.3176,"open_interest":77.0,"volume":77.0,"delta":-0.0079,"gamma":0.0001,"vega":0.1728,"theta":-0.4155,"rho":-0.0058,"theo":0.5926,"change":0.45,"open":0.75,"high":0.75,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T16:03:04","percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260223C06320000","bid":527.2,"bid_size":1.0,"ask":546.3,"ask_size":1.0,"iv":0.3068,"open_interest":0.0,"volume":0.0,"delta":0.9917,"gamma":0.0001,"vega":0.1804,"theta":-0.2419,"rho":0.6858,"theo":536.8066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.600006103516},{"option":"SPXW260223P06320000","bid":0.6,"bid_size":92.0,"ask":0.7,"ask_size":72.0,"iv":0.3123,"open_interest":0.0,"volume":0.0,"delta":-0.0083,"gamma":0.0001,"vega":0.1804,"theta":-0.4308,"rho":-0.0061,"theo":0.6181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260223C06325000","bid":522.2,"bid_size":1.0,"ask":541.3,"ask_size":1.0,"iv":0.304,"open_interest":1.0,"volume":1.0,"delta":0.9915,"gamma":0.0001,"vega":0.1845,"theta":-0.2517,"rho":0.6862,"theo":531.8225,"change":22.16,"open":549.56,"high":549.56,"low":549.56,"tick":"up","last_trade_price":549.56,"last_trade_time":"2026-02-18T15:39:21","percent_change":4.20174,"prev_day_close":552.399993896484},{"option":"SPXW260223P06325000","bid":0.65,"bid_size":7.0,"ask":0.75,"ask_size":224.0,"iv":0.3124,"open_interest":3369.0,"volume":12.0,"delta":-0.0085,"gamma":0.0001,"vega":0.1845,"theta":-0.4389,"rho":-0.0062,"theo":0.6317,"change":-0.75,"open":0.64,"high":0.64,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:53:21","percent_change":-62.5,"prev_day_close":0.550000011920929},{"option":"SPXW260223C06330000","bid":517.2,"bid_size":1.0,"ask":536.3,"ask_size":1.0,"iv":0.3012,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0001,"vega":0.1887,"theta":-0.2619,"rho":0.6865,"theo":526.8389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":545.899993896484},{"option":"SPXW260223P06330000","bid":0.65,"bid_size":12.0,"ask":0.75,"ask_size":72.0,"iv":0.3097,"open_interest":1.0,"volume":1.0,"delta":-0.0087,"gamma":0.0001,"vega":0.1887,"theta":-0.4473,"rho":-0.0064,"theo":0.6458,"change":0.5,"open":0.5,"high":0.5,"low":0.5,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:52:29","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260223C06340000","bid":507.2,"bid_size":1.0,"ask":526.3,"ask_size":1.0,"iv":0.2957,"open_interest":0.0,"volume":0.0,"delta":0.9908,"gamma":0.0001,"vega":0.1975,"theta":-0.2831,"rho":0.6873,"theo":516.8737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":535.799987792969},{"option":"SPXW260223P06340000","bid":0.7,"bid_size":7.0,"ask":0.75,"ask_size":33.0,"iv":0.3057,"open_interest":0.0,"volume":0.0,"delta":-0.0092,"gamma":0.0001,"vega":0.1975,"theta":-0.4651,"rho":-0.0067,"theo":0.6759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260223C06350000","bid":497.4,"bid_size":2.0,"ask":516.4,"ask_size":2.0,"iv":0.2988,"open_interest":0.0,"volume":0.0,"delta":0.9903,"gamma":0.0001,"vega":0.2069,"theta":-0.3059,"rho":0.688,"theo":506.9112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":527.450012207031},{"option":"SPXW260223P06350000","bid":0.7,"bid_size":34.0,"ask":0.8,"ask_size":72.0,"iv":0.3016,"open_interest":410.0,"volume":52.0,"delta":-0.0097,"gamma":0.0001,"vega":0.2069,"theta":-0.4843,"rho":-0.0071,"theo":0.7088,"change":-0.15,"open":0.99,"high":0.99,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:53:01","percent_change":-25.0,"prev_day_close":0.599999994039536},{"option":"SPXW260223C06360000","bid":487.3,"bid_size":2.0,"ask":506.4,"ask_size":2.0,"iv":0.2904,"open_interest":0.0,"volume":0.0,"delta":0.9897,"gamma":0.0001,"vega":0.217,"theta":-0.3303,"rho":0.6887,"theo":496.9519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":516.300018310547},{"option":"SPXW260223P06360000","bid":0.75,"bid_size":12.0,"ask":0.85,"ask_size":72.0,"iv":0.2986,"open_interest":4.0,"volume":4.0,"delta":-0.0102,"gamma":0.0001,"vega":0.217,"theta":-0.5052,"rho":-0.0075,"theo":0.7448,"change":0.6,"open":0.95,"high":0.95,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:43:27","percent_change":0.0,"prev_day_close":0.599999994039536},{"option":"SPXW260223C06370000","bid":477.4,"bid_size":2.0,"ask":496.5,"ask_size":2.0,"iv":0.2901,"open_interest":0.0,"volume":0.0,"delta":0.9891,"gamma":0.0001,"vega":0.2278,"theta":-0.3565,"rho":0.6894,"theo":486.996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.75},{"option":"SPXW260223P06370000","bid":0.8,"bid_size":6.0,"ask":0.9,"ask_size":159.0,"iv":0.2954,"open_interest":30.0,"volume":30.0,"delta":-0.0108,"gamma":0.0001,"vega":0.2278,"theta":-0.5279,"rho":-0.008,"theo":0.7844,"change":0.55,"open":0.95,"high":0.95,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:52:45","percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260223C06375000","bid":472.4,"bid_size":2.0,"ask":491.5,"ask_size":2.0,"iv":0.2873,"open_interest":0.0,"volume":4.0,"delta":0.9888,"gamma":0.0001,"vega":0.2336,"theta":-0.3704,"rho":0.6897,"theo":482.0196,"change":20.18,"open":492.68,"high":512.43,"low":484.58,"tick":"down","last_trade_price":497.98,"last_trade_time":"2026-02-18T14:43:27","percent_change":4.22353,"prev_day_close":502.75},{"option":"SPXW260223P06375000","bid":0.8,"bid_size":26.0,"ask":0.9,"ask_size":72.0,"iv":0.2926,"open_interest":808.0,"volume":66.0,"delta":-0.0111,"gamma":0.0001,"vega":0.2336,"theta":-0.54,"rho":-0.0082,"theo":0.8056,"change":0.1,"open":1.1,"high":1.1,"low":0.54,"tick":"down","last_trade_price":0.54,"last_trade_time":"2026-02-18T15:58:00","percent_change":15.3846,"prev_day_close":0.650000005960464},{"option":"SPXW260223C06380000","bid":467.4,"bid_size":2.0,"ask":486.5,"ask_size":2.0,"iv":0.2844,"open_interest":0.0,"volume":0.0,"delta":0.9885,"gamma":0.0001,"vega":0.2396,"theta":-0.3847,"rho":0.69,"theo":477.0442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":497.599990844727},{"option":"SPXW260223P06380000","bid":0.85,"bid_size":6.0,"ask":0.95,"ask_size":157.0,"iv":0.2921,"open_interest":33.0,"volume":61.0,"delta":-0.0115,"gamma":0.0001,"vega":0.2396,"theta":-0.5526,"rho":-0.0084,"theo":0.8279,"change":1.05,"open":0.7,"high":1.05,"low":0.7,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:22:48","percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260223C06390000","bid":457.5,"bid_size":2.0,"ask":476.6,"ask_size":2.0,"iv":0.2834,"open_interest":0.0,"volume":0.0,"delta":0.9878,"gamma":0.0001,"vega":0.2525,"theta":-0.4152,"rho":0.6905,"theo":467.0968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":487.850006103516},{"option":"SPXW260223P06390000","bid":0.85,"bid_size":127.0,"ask":0.95,"ask_size":20.0,"iv":0.2865,"open_interest":76.0,"volume":77.0,"delta":-0.0122,"gamma":0.0001,"vega":0.2525,"theta":-0.5796,"rho":-0.009,"theo":0.8759,"change":0.6,"open":0.8,"high":0.82,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:53:10","percent_change":0.0,"prev_day_close":0.699999988079071},{"option":"SPXW260223C06400000","bid":447.5,"bid_size":2.0,"ask":466.6,"ask_size":2.0,"iv":0.2777,"open_interest":0.0,"volume":0.0,"delta":0.987,"gamma":0.0002,"vega":0.2666,"theta":-0.4483,"rho":0.6911,"theo":457.1546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":477.899993896484},{"option":"SPXW260223P06400000","bid":0.95,"bid_size":6.0,"ask":1.0,"ask_size":39.0,"iv":0.285,"open_interest":2068.0,"volume":1041.0,"delta":-0.013,"gamma":0.0002,"vega":0.2666,"theta":-0.6091,"rho":-0.0095,"theo":0.929,"change":0.1,"open":1.45,"high":1.45,"low":0.55,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T16:03:31","percent_change":13.3333,"prev_day_close":0.75},{"option":"SPXW260223C06410000","bid":437.6,"bid_size":2.0,"ask":456.7,"ask_size":2.0,"iv":0.2762,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0002,"vega":0.282,"theta":-0.4841,"rho":0.6915,"theo":447.218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":467.75},{"option":"SPXW260223P06410000","bid":1.0,"bid_size":6.0,"ask":1.1,"ask_size":103.0,"iv":0.2813,"open_interest":70.0,"volume":68.0,"delta":-0.0138,"gamma":0.0002,"vega":0.282,"theta":-0.6414,"rho":-0.0102,"theo":0.9878,"change":0.6,"open":1.6,"high":1.6,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:58:33","percent_change":0.0,"prev_day_close":0.800000011920929},{"option":"SPXW260223C06420000","bid":427.7,"bid_size":2.0,"ask":446.8,"ask_size":2.0,"iv":0.2744,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0002,"vega":0.2988,"theta":-0.5231,"rho":0.6919,"theo":437.2881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.75},{"option":"SPXW260223P06420000","bid":1.05,"bid_size":11.0,"ask":1.15,"ask_size":71.0,"iv":0.2774,"open_interest":55.0,"volume":65.0,"delta":-0.0148,"gamma":0.0002,"vega":0.2988,"theta":-0.6768,"rho":-0.0109,"theo":1.0533,"change":-1.375,"open":1.65,"high":1.65,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:59:30","percent_change":-69.6203,"prev_day_close":0.824999988079071},{"option":"SPXW260223C06425000","bid":422.7,"bid_size":2.0,"ask":441.8,"ask_size":2.0,"iv":0.2715,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0002,"vega":0.3077,"theta":-0.5438,"rho":0.692,"theo":432.3259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":452.949996948242},{"option":"SPXW260223P06425000","bid":1.1,"bid_size":6.0,"ask":1.2,"ask_size":103.0,"iv":0.2763,"open_interest":359.0,"volume":50.0,"delta":-0.0153,"gamma":0.0002,"vega":0.3077,"theta":-0.6958,"rho":-0.0113,"theo":1.0887,"change":0.2,"open":1.75,"high":1.75,"low":0.65,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-18T16:12:55","percent_change":23.5294,"prev_day_close":0.849999994039536},{"option":"SPXW260223C06430000","bid":417.7,"bid_size":2.0,"ask":436.8,"ask_size":2.0,"iv":0.2686,"open_interest":0.0,"volume":0.0,"delta":0.9841,"gamma":0.0002,"vega":0.3169,"theta":-0.5655,"rho":0.6922,"theo":427.3657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.149993896484},{"option":"SPXW260223P06430000","bid":1.1,"bid_size":108.0,"ask":1.2,"ask_size":39.0,"iv":0.2735,"open_interest":112.0,"volume":82.0,"delta":-0.0159,"gamma":0.0002,"vega":0.3169,"theta":-0.7158,"rho":-0.0117,"theo":1.1262,"change":-1.4,"open":0.95,"high":1.25,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:57:21","percent_change":-66.6667,"prev_day_close":0.875},{"option":"SPXW260223C06435000","bid":412.8,"bid_size":2.0,"ask":431.9,"ask_size":2.0,"iv":0.2692,"open_interest":0.0,"volume":0.0,"delta":0.9835,"gamma":0.0002,"vega":0.3265,"theta":-0.5882,"rho":0.6923,"theo":422.4076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.050003051758},{"option":"SPXW260223P06435000","bid":1.15,"bid_size":26.0,"ask":1.25,"ask_size":48.0,"iv":0.2723,"open_interest":62.0,"volume":63.0,"delta":-0.0164,"gamma":0.0002,"vega":0.3265,"theta":-0.7366,"rho":-0.0121,"theo":1.1658,"change":1.3,"open":2.15,"high":2.15,"low":0.95,"tick":"up","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:00:48","percent_change":0.0,"prev_day_close":0.900000005960464},{"option":"SPXW260223C06440000","bid":407.8,"bid_size":2.0,"ask":426.9,"ask_size":2.0,"iv":0.2663,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0002,"vega":0.3364,"theta":-0.6118,"rho":0.6924,"theo":417.4517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":438.199996948242},{"option":"SPXW260223P06440000","bid":1.2,"bid_size":11.0,"ask":1.3,"ask_size":102.0,"iv":0.271,"open_interest":114.0,"volume":35.0,"delta":-0.017,"gamma":0.0002,"vega":0.3364,"theta":-0.7585,"rho":-0.0126,"theo":1.2076,"change":0.2,"open":1.95,"high":1.95,"low":0.95,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:00:48","percent_change":21.0526,"prev_day_close":0.949999988079071},{"option":"SPXW260223C06445000","bid":402.9,"bid_size":2.0,"ask":422.0,"ask_size":2.0,"iv":0.2666,"open_interest":0.0,"volume":0.0,"delta":0.9823,"gamma":0.0002,"vega":0.3469,"theta":-0.6365,"rho":0.6925,"theo":412.4982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.050003051758},{"option":"SPXW260223P06445000","bid":1.25,"bid_size":6.0,"ask":1.35,"ask_size":102.0,"iv":0.2697,"open_interest":61.0,"volume":62.0,"delta":-0.0177,"gamma":0.0002,"vega":0.3469,"theta":-0.7814,"rho":-0.013,"theo":1.2517,"change":1.35,"open":0.9,"high":1.35,"low":0.9,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:00:53","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260223C06450000","bid":397.9,"bid_size":2.0,"ask":417.0,"ask_size":2.0,"iv":0.2637,"open_interest":19.0,"volume":10.0,"delta":0.9816,"gamma":0.0002,"vega":0.3578,"theta":-0.6623,"rho":0.6925,"theo":407.5471,"change":53.62,"open":457.85,"high":458.21,"low":457.67,"tick":"no_change","last_trade_price":457.67,"last_trade_time":"2026-02-18T13:08:56","percent_change":13.2706,"prev_day_close":428.150009155273},{"option":"SPXW260223P06450000","bid":1.25,"bid_size":79.0,"ask":1.4,"ask_size":104.0,"iv":0.2675,"open_interest":1501.0,"volume":1241.0,"delta":-0.0183,"gamma":0.0002,"vega":0.3578,"theta":-0.8055,"rho":-0.0135,"theo":1.2983,"change":-1.51,"open":2.3,"high":2.3,"low":0.8,"tick":"no_change","last_trade_price":0.89,"last_trade_time":"2026-02-18T16:04:19","percent_change":-62.9167,"prev_day_close":0.999999970197678},{"option":"SPXW260223C06455000","bid":393.0,"bid_size":2.0,"ask":412.1,"ask_size":2.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.9809,"gamma":0.0002,"vega":0.3692,"theta":-0.6892,"rho":0.6926,"theo":402.5986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.049987792969},{"option":"SPXW260223P06455000","bid":1.3,"bid_size":107.0,"ask":1.45,"ask_size":104.0,"iv":0.2661,"open_interest":29.0,"volume":29.0,"delta":-0.019,"gamma":0.0002,"vega":0.3692,"theta":-0.8306,"rho":-0.014,"theo":1.3475,"change":1.4,"open":1.15,"high":1.4,"low":1.15,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T15:00:54","percent_change":0.0,"prev_day_close":1.05000001192093},{"option":"SPXW260223C06460000","bid":388.0,"bid_size":2.0,"ask":407.1,"ask_size":2.0,"iv":0.2609,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0002,"vega":0.3812,"theta":-0.7173,"rho":0.6926,"theo":397.653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.199996948242},{"option":"SPXW260223P06460000","bid":1.35,"bid_size":78.0,"ask":1.5,"ask_size":102.0,"iv":0.2646,"open_interest":239.0,"volume":108.0,"delta":-0.0198,"gamma":0.0002,"vega":0.3812,"theta":-0.857,"rho":-0.0146,"theo":1.3995,"change":-1.675,"open":2.35,"high":2.35,"low":0.85,"tick":"up","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:59:50","percent_change":-65.0485,"prev_day_close":1.07499998807907},{"option":"SPXW260223C06465000","bid":384.1,"bid_size":2.0,"ask":402.2,"ask_size":3.0,"iv":0.2735,"open_interest":0.0,"volume":0.0,"delta":0.9794,"gamma":0.0002,"vega":0.3938,"theta":-0.7466,"rho":0.6925,"theo":392.7102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":413.150009155273},{"option":"SPXW260223P06465000","bid":1.4,"bid_size":104.0,"ask":1.55,"ask_size":103.0,"iv":0.263,"open_interest":1.0,"volume":1.0,"delta":-0.0206,"gamma":0.0002,"vega":0.3938,"theta":-0.8845,"rho":-0.0152,"theo":1.4545,"change":1.5,"open":1.5,"high":1.5,"low":1.5,"tick":"up","last_trade_price":1.5,"last_trade_time":"2026-02-18T15:00:54","percent_change":0.0,"prev_day_close":1.09999996423721},{"option":"SPXW260223C06470000","bid":380.8,"bid_size":2.0,"ask":397.2,"ask_size":3.0,"iv":0.2878,"open_interest":0.0,"volume":0.0,"delta":0.9786,"gamma":0.0003,"vega":0.407,"theta":-0.7772,"rho":0.6925,"theo":387.7706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":408.100006103516},{"option":"SPXW260223P06470000","bid":1.45,"bid_size":77.0,"ask":1.6,"ask_size":103.0,"iv":0.2614,"open_interest":176.0,"volume":55.0,"delta":-0.0214,"gamma":0.0003,"vega":0.407,"theta":-0.9134,"rho":-0.0158,"theo":1.5125,"change":-1.8,"open":2.54,"high":2.54,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:53:25","percent_change":-65.4545,"prev_day_close":1.15000003576279},{"option":"SPXW260223C06475000","bid":374.2,"bid_size":2.0,"ask":392.3,"ask_size":3.0,"iv":0.2696,"open_interest":6.0,"volume":0.0,"delta":0.9777,"gamma":0.0003,"vega":0.4207,"theta":-0.8092,"rho":0.6924,"theo":382.8343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":522.26,"last_trade_time":"2026-01-16T11:52:33","percent_change":0.0,"prev_day_close":403.25},{"option":"SPXW260223P06475000","bid":1.5,"bid_size":101.0,"ask":1.65,"ask_size":71.0,"iv":0.2597,"open_interest":351.0,"volume":147.0,"delta":-0.0222,"gamma":0.0003,"vega":0.4207,"theta":-0.9436,"rho":-0.0164,"theo":1.5739,"change":-1.82,"open":1.96,"high":1.96,"low":0.9,"tick":"up","last_trade_price":1.03,"last_trade_time":"2026-02-18T16:01:29","percent_change":-63.8596,"prev_day_close":1.19999998807907},{"option":"SPXW260223C06480000","bid":371.5,"bid_size":2.0,"ask":387.3,"ask_size":3.0,"iv":0.2884,"open_interest":0.0,"volume":0.0,"delta":0.9768,"gamma":0.0003,"vega":0.435,"theta":-0.8426,"rho":0.6922,"theo":377.9015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":398.400009155273},{"option":"SPXW260223P06480000","bid":1.6,"bid_size":14.0,"ask":1.7,"ask_size":74.0,"iv":0.2586,"open_interest":160.0,"volume":95.0,"delta":-0.0231,"gamma":0.0003,"vega":0.435,"theta":-0.9752,"rho":-0.0171,"theo":1.6388,"change":-1.1,"open":2.78,"high":2.78,"low":1.2,"tick":"up","last_trade_price":1.85,"last_trade_time":"2026-02-18T15:26:43","percent_change":-37.2881,"prev_day_close":1.25},{"option":"SPXW260223C06485000","bid":366.0,"bid_size":2.0,"ask":382.4,"ask_size":3.0,"iv":0.2817,"open_interest":0.0,"volume":0.0,"delta":0.9759,"gamma":0.0003,"vega":0.4498,"theta":-0.8774,"rho":0.6921,"theo":372.9725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.350006103516},{"option":"SPXW260223P06485000","bid":1.65,"bid_size":71.0,"ask":1.75,"ask_size":41.0,"iv":0.2568,"open_interest":347.0,"volume":397.0,"delta":-0.0241,"gamma":0.0003,"vega":0.4498,"theta":-1.0082,"rho":-0.0178,"theo":1.7075,"change":0.95,"open":2.75,"high":2.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:58:59","percent_change":0.0,"prev_day_close":1.30000001192093},{"option":"SPXW260223C06490000","bid":361.1,"bid_size":2.0,"ask":377.5,"ask_size":3.0,"iv":0.2801,"open_interest":0.0,"volume":0.0,"delta":0.9749,"gamma":0.0003,"vega":0.4651,"theta":-0.9137,"rho":0.6918,"theo":368.0474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":387.899993896484},{"option":"SPXW260223P06490000","bid":1.7,"bid_size":104.0,"ask":1.8,"ask_size":3.0,"iv":0.255,"open_interest":1538.0,"volume":51.0,"delta":-0.0251,"gamma":0.0003,"vega":0.4651,"theta":-1.0428,"rho":-0.0186,"theo":1.7801,"change":-2.15,"open":2.3,"high":2.3,"low":1.05,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:59:30","percent_change":-67.1875,"prev_day_close":1.34999996423721},{"option":"SPXW260223C06495000","bid":356.7,"bid_size":2.0,"ask":372.6,"ask_size":3.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":0.9738,"gamma":0.0003,"vega":0.481,"theta":-0.9516,"rho":0.6916,"theo":363.1265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":383.0},{"option":"SPXW260223P06495000","bid":1.8,"bid_size":13.0,"ask":1.9,"ask_size":42.0,"iv":0.2543,"open_interest":112.0,"volume":131.0,"delta":-0.0261,"gamma":0.0003,"vega":0.481,"theta":-1.079,"rho":-0.0194,"theo":1.8568,"change":0.5,"open":3.0,"high":3.0,"low":1.2,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T15:52:28","percent_change":35.7143,"prev_day_close":1.40000003576279},{"option":"SPXW260223C06500000","bid":351.2,"bid_size":2.0,"ask":367.6,"ask_size":3.0,"iv":0.2752,"open_interest":11.0,"volume":0.0,"delta":0.9727,"gamma":0.0003,"vega":0.4975,"theta":-0.9911,"rho":0.6913,"theo":358.2099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":330.92,"last_trade_time":"2026-02-17T09:49:05","percent_change":0.0,"prev_day_close":378.0},{"option":"SPXW260223P06500000","bid":1.85,"bid_size":81.0,"ask":1.95,"ask_size":3.0,"iv":0.2523,"open_interest":2944.0,"volume":2779.0,"delta":-0.0272,"gamma":0.0003,"vega":0.4975,"theta":-1.1167,"rho":-0.0202,"theo":1.9379,"change":0.25,"open":3.1,"high":3.1,"low":1.2,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-18T16:04:13","percent_change":17.2414,"prev_day_close":1.44999998807907},{"option":"SPXW260223C06505000","bid":347.0,"bid_size":3.0,"ask":362.7,"ask_size":3.0,"iv":0.2789,"open_interest":0.0,"volume":0.0,"delta":0.9715,"gamma":0.0003,"vega":0.5148,"theta":-1.0323,"rho":0.691,"theo":353.2978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.75},{"option":"SPXW260223P06505000","bid":1.95,"bid_size":63.0,"ask":2.05,"ask_size":41.0,"iv":0.2514,"open_interest":31.0,"volume":43.0,"delta":-0.0284,"gamma":0.0003,"vega":0.5148,"theta":-1.1561,"rho":-0.0211,"theo":2.0235,"change":0.525,"open":3.2,"high":3.2,"low":1.6,"tick":"no_change","last_trade_price":1.65,"last_trade_time":"2026-02-18T15:38:51","percent_change":34.4262,"prev_day_close":1.52500003576279},{"option":"SPXW260223C06510000","bid":341.4,"bid_size":2.0,"ask":357.8,"ask_size":3.0,"iv":0.2718,"open_interest":0.0,"volume":0.0,"delta":0.9703,"gamma":0.0004,"vega":0.5328,"theta":-1.0751,"rho":0.6906,"theo":348.3906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.25},{"option":"SPXW260223P06510000","bid":2.0,"bid_size":90.0,"ask":2.15,"ask_size":56.0,"iv":0.2504,"open_interest":343.0,"volume":228.0,"delta":-0.0296,"gamma":0.0004,"vega":0.5328,"theta":-1.1972,"rho":-0.022,"theo":2.1139,"change":-2.35,"open":1.93,"high":2.2,"low":1.31,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:52:28","percent_change":-63.5135,"prev_day_close":1.59999996423721},{"option":"SPXW260223C06515000","bid":335.6,"bid_size":3.0,"ask":352.9,"ask_size":3.0,"iv":0.2629,"open_interest":0.0,"volume":0.0,"delta":0.969,"gamma":0.0004,"vega":0.5517,"theta":-1.1197,"rho":0.6902,"theo":343.4883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.200012207031},{"option":"SPXW260223P06515000","bid":2.1,"bid_size":66.0,"ask":2.2,"ask_size":4.0,"iv":0.2483,"open_interest":23.0,"volume":25.0,"delta":-0.0309,"gamma":0.0004,"vega":0.5517,"theta":-1.24,"rho":-0.0229,"theo":2.2093,"change":1.9,"open":2.03,"high":2.3,"low":1.89,"tick":"no_change","last_trade_price":1.9,"last_trade_time":"2026-02-18T15:36:33","percent_change":0.0,"prev_day_close":1.65000003576279},{"option":"SPXW260223C06520000","bid":332.4,"bid_size":2.0,"ask":348.0,"ask_size":3.0,"iv":0.2738,"open_interest":1.0,"volume":2.0,"delta":0.9676,"gamma":0.0004,"vega":0.5714,"theta":-1.166,"rho":0.6898,"theo":338.5913,"change":23.81,"open":353.46,"high":359.56,"low":353.46,"tick":"up","last_trade_price":359.56,"last_trade_time":"2026-02-18T09:57:46","percent_change":7.09159,"prev_day_close":358.199996948242},{"option":"SPXW260223P06520000","bid":2.2,"bid_size":66.0,"ask":2.3,"ask_size":4.0,"iv":0.2471,"open_interest":1214.0,"volume":821.0,"delta":-0.0323,"gamma":0.0004,"vega":0.5714,"theta":-1.2846,"rho":-0.0239,"theo":2.31,"change":-2.55,"open":3.5,"high":3.5,"low":1.3,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T15:59:51","percent_change":-63.75,"prev_day_close":1.72499996423721},{"option":"SPXW260223C06525000","bid":327.5,"bid_size":2.0,"ask":343.1,"ask_size":3.0,"iv":0.2717,"open_interest":0.0,"volume":0.0,"delta":0.9662,"gamma":0.0004,"vega":0.5919,"theta":-1.2142,"rho":0.6892,"theo":333.6999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":353.350006103516},{"option":"SPXW260223P06525000","bid":2.3,"bid_size":64.0,"ask":2.4,"ask_size":4.0,"iv":0.2458,"open_interest":1127.0,"volume":867.0,"delta":-0.0337,"gamma":0.0004,"vega":0.5919,"theta":-1.331,"rho":-0.025,"theo":2.4163,"change":-2.45,"open":4.0,"high":4.0,"low":1.35,"tick":"up","last_trade_price":1.75,"last_trade_time":"2026-02-18T16:12:55","percent_change":-58.3333,"prev_day_close":1.80000001192093},{"option":"SPXW260223C06530000","bid":322.6,"bid_size":2.0,"ask":338.2,"ask_size":3.0,"iv":0.2696,"open_interest":4.0,"volume":0.0,"delta":0.9647,"gamma":0.0004,"vega":0.6131,"theta":-1.2643,"rho":0.6887,"theo":328.8145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.19,"last_trade_time":"2026-02-17T09:49:05","percent_change":0.0,"prev_day_close":348.200012207031},{"option":"SPXW260223P06530000","bid":2.4,"bid_size":49.0,"ask":2.5,"ask_size":4.0,"iv":0.2445,"open_interest":1186.0,"volume":941.0,"delta":-0.0352,"gamma":0.0004,"vega":0.6131,"theta":-1.3793,"rho":-0.0262,"theo":2.5286,"change":-2.7,"open":3.03,"high":3.03,"low":1.45,"tick":"up","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:59:51","percent_change":-62.7907,"prev_day_close":1.90000003576279},{"option":"SPXW260223C06535000","bid":317.7,"bid_size":2.0,"ask":333.3,"ask_size":3.0,"iv":0.2675,"open_interest":0.0,"volume":0.0,"delta":0.9632,"gamma":0.0004,"vega":0.635,"theta":-1.3163,"rho":0.688,"theo":323.9353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.650009155273},{"option":"SPXW260223P06535000","bid":2.55,"bid_size":2.0,"ask":2.6,"ask_size":3.0,"iv":0.2434,"open_interest":32.0,"volume":33.0,"delta":-0.0368,"gamma":0.0004,"vega":0.635,"theta":-1.4295,"rho":-0.0274,"theo":2.6471,"change":1.9,"open":1.85,"high":2.7,"low":1.6,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T16:08:21","percent_change":0.0,"prev_day_close":1.97499996423721},{"option":"SPXW260223C06540000","bid":312.8,"bid_size":2.0,"ask":328.4,"ask_size":3.0,"iv":0.2653,"open_interest":0.0,"volume":0.0,"delta":0.9615,"gamma":0.0004,"vega":0.6574,"theta":-1.3703,"rho":0.6873,"theo":319.0627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":338.900009155273},{"option":"SPXW260223P06540000","bid":2.65,"bid_size":44.0,"ask":2.75,"ask_size":4.0,"iv":0.2423,"open_interest":376.0,"volume":63.0,"delta":-0.0384,"gamma":0.0004,"vega":0.6574,"theta":-1.4818,"rho":-0.0286,"theo":2.7721,"change":-2.05,"open":4.1,"high":4.25,"low":1.9,"tick":"down","last_trade_price":2.65,"last_trade_time":"2026-02-18T15:00:55","percent_change":-43.617,"prev_day_close":2.07500004768372},{"option":"SPXW260223C06545000","bid":307.9,"bid_size":3.0,"ask":323.6,"ask_size":3.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.9598,"gamma":0.0005,"vega":0.6806,"theta":-1.4263,"rho":0.6866,"theo":314.1968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":333.450012207031},{"option":"SPXW260223P06545000","bid":2.8,"bid_size":2.0,"ask":2.85,"ask_size":4.0,"iv":0.2407,"open_interest":64.0,"volume":70.0,"delta":-0.0402,"gamma":0.0005,"vega":0.6806,"theta":-1.536,"rho":-0.0299,"theo":2.904,"change":2.95,"open":1.9,"high":2.95,"low":1.85,"tick":"up","last_trade_price":2.95,"last_trade_time":"2026-02-18T15:00:49","percent_change":0.0,"prev_day_close":2.17499995231628},{"option":"SPXW260223C06550000","bid":303.0,"bid_size":2.0,"ask":318.7,"ask_size":3.0,"iv":0.2615,"open_interest":4.0,"volume":2.0,"delta":0.958,"gamma":0.0005,"vega":0.7047,"theta":-1.4843,"rho":0.6858,"theo":309.3381,"change":22.0,"open":324.51,"high":329.15,"low":324.51,"tick":"up","last_trade_price":329.15,"last_trade_time":"2026-02-18T09:57:46","percent_change":7.16262,"prev_day_close":329.149993896484},{"option":"SPXW260223P06550000","bid":2.9,"bid_size":42.0,"ask":3.0,"ask_size":4.0,"iv":0.2398,"open_interest":2506.0,"volume":2466.0,"delta":-0.042,"gamma":0.0005,"vega":0.7047,"theta":-1.5922,"rho":-0.0312,"theo":3.0429,"change":0.625,"open":4.5,"high":4.61,"low":1.75,"tick":"no_change","last_trade_price":2.09,"last_trade_time":"2026-02-18T16:04:19","percent_change":27.4725,"prev_day_close":2.27499997615814},{"option":"SPXW260223C06555000","bid":298.3,"bid_size":3.0,"ask":313.8,"ask_size":3.0,"iv":0.2603,"open_interest":0.0,"volume":0.0,"delta":0.9561,"gamma":0.0005,"vega":0.7297,"theta":-1.5443,"rho":0.6849,"theo":304.4866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":323.75},{"option":"SPXW260223P06555000","bid":3.0,"bid_size":68.0,"ask":3.2,"ask_size":62.0,"iv":0.2388,"open_interest":34.0,"volume":36.0,"delta":-0.0439,"gamma":0.0005,"vega":0.7297,"theta":-1.6505,"rho":-0.0326,"theo":3.1891,"change":0.525,"open":4.7,"high":4.7,"low":1.85,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-18T16:03:06","percent_change":22.1053,"prev_day_close":2.375},{"option":"SPXW260223C06560000","bid":293.3,"bid_size":3.0,"ask":309.0,"ask_size":3.0,"iv":0.258,"open_interest":1.0,"volume":0.0,"delta":0.9541,"gamma":0.0005,"vega":0.7558,"theta":-1.6064,"rho":0.684,"theo":299.6429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":284.16,"last_trade_time":"2026-02-17T12:12:06","percent_change":0.0,"prev_day_close":319.5},{"option":"SPXW260223P06560000","bid":3.2,"bid_size":3.0,"ask":3.3,"ask_size":4.0,"iv":0.2369,"open_interest":261.0,"volume":165.0,"delta":-0.0459,"gamma":0.0005,"vega":0.7558,"theta":-1.7109,"rho":-0.0341,"theo":3.3431,"change":1.1,"open":3.1,"high":4.22,"low":1.9,"tick":"up","last_trade_price":2.35,"last_trade_time":"2026-02-18T16:09:25","percent_change":44.0,"prev_day_close":2.5},{"option":"SPXW260223C06565000","bid":288.5,"bid_size":3.0,"ask":304.1,"ask_size":3.0,"iv":0.2561,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0006,"vega":0.7829,"theta":-1.6706,"rho":0.683,"theo":294.8072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":314.449996948242},{"option":"SPXW260223P06565000","bid":3.3,"bid_size":41.0,"ask":3.5,"ask_size":29.0,"iv":0.2364,"open_interest":160.0,"volume":27.0,"delta":-0.048,"gamma":0.0006,"vega":0.7829,"theta":-1.7733,"rho":-0.0357,"theo":3.5051,"change":0.875,"open":5.0,"high":5.0,"low":2.05,"tick":"up","last_trade_price":2.45,"last_trade_time":"2026-02-18T16:09:25","percent_change":33.3333,"prev_day_close":2.625},{"option":"SPXW260223C06570000","bid":283.9,"bid_size":3.0,"ask":299.3,"ask_size":3.0,"iv":0.2558,"open_interest":0.0,"volume":0.0,"delta":0.9498,"gamma":0.0006,"vega":0.8108,"theta":-1.7368,"rho":0.6818,"theo":289.9801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.849990844727},{"option":"SPXW260223P06570000","bid":3.5,"bid_size":38.0,"ask":3.7,"ask_size":59.0,"iv":0.2358,"open_interest":111.0,"volume":112.0,"delta":-0.0501,"gamma":0.0006,"vega":0.8108,"theta":-1.8378,"rho":-0.0373,"theo":3.6756,"change":-2.4,"open":5.5,"high":5.7,"low":2.27,"tick":"down","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:00:48","percent_change":-40.0,"prev_day_close":2.75},{"option":"SPXW260223C06575000","bid":279.1,"bid_size":3.0,"ask":294.5,"ask_size":3.0,"iv":0.2543,"open_interest":0.0,"volume":8.0,"delta":0.9475,"gamma":0.0006,"vega":0.8396,"theta":-1.8052,"rho":0.6806,"theo":285.1619,"change":19.16,"open":296.65,"high":314.73,"low":288.37,"tick":"down","last_trade_price":302.06,"last_trade_time":"2026-02-18T14:43:27","percent_change":6.77271,"prev_day_close":304.800003051758},{"option":"SPXW260223P06575000","bid":3.7,"bid_size":2.0,"ask":3.8,"ask_size":4.0,"iv":0.2337,"open_interest":389.0,"volume":115.0,"delta":-0.0524,"gamma":0.0006,"vega":0.8396,"theta":-1.9044,"rho":-0.0391,"theo":3.8551,"change":0.715,"open":5.8,"high":6.0,"low":2.3,"tick":"up","last_trade_price":2.6,"last_trade_time":"2026-02-18T16:05:11","percent_change":24.8696,"prev_day_close":2.875},{"option":"SPXW260223C06580000","bid":274.2,"bid_size":3.0,"ask":289.7,"ask_size":3.0,"iv":0.2522,"open_interest":0.0,"volume":0.0,"delta":0.9451,"gamma":0.0006,"vega":0.869,"theta":-1.8758,"rho":0.6794,"theo":280.3531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":299.149993896484},{"option":"SPXW260223P06580000","bid":3.9,"bid_size":2.0,"ask":4.0,"ask_size":29.0,"iv":0.2328,"open_interest":137.0,"volume":43.0,"delta":-0.0548,"gamma":0.0006,"vega":0.869,"theta":-1.9732,"rho":-0.0409,"theo":4.044,"change":-3.82,"open":6.15,"high":6.15,"low":2.4,"tick":"up","last_trade_price":3.9,"last_trade_time":"2026-02-18T15:00:48","percent_change":-58.3206,"prev_day_close":3.02499997615814},{"option":"SPXW260223C06585000","bid":269.4,"bid_size":3.0,"ask":284.9,"ask_size":3.0,"iv":0.2506,"open_interest":0.0,"volume":0.0,"delta":0.9426,"gamma":0.0006,"vega":0.8991,"theta":-1.9484,"rho":0.678,"theo":275.554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.699996948242},{"option":"SPXW260223P06585000","bid":4.0,"bid_size":74.0,"ask":4.2,"ask_size":28.0,"iv":0.2318,"open_interest":134.0,"volume":19.0,"delta":-0.0573,"gamma":0.0006,"vega":0.8991,"theta":-2.0441,"rho":-0.0428,"theo":4.2426,"change":-3.65,"open":5.22,"high":5.22,"low":2.4,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T15:44:12","percent_change":-53.2847,"prev_day_close":3.19999992847443},{"option":"SPXW260223C06590000","bid":264.9,"bid_size":3.0,"ask":280.1,"ask_size":3.0,"iv":0.2503,"open_interest":6.0,"volume":0.0,"delta":0.94,"gamma":0.0007,"vega":0.93,"theta":-2.0233,"rho":0.6766,"theo":270.765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.94,"last_trade_time":"2026-02-17T16:01:23","percent_change":0.0,"prev_day_close":289.949996948242},{"option":"SPXW260223P06590000","bid":4.3,"bid_size":1.0,"ask":4.4,"ask_size":28.0,"iv":0.2306,"open_interest":472.0,"volume":47.0,"delta":-0.0599,"gamma":0.0007,"vega":0.93,"theta":-2.1171,"rho":-0.0448,"theo":4.4513,"change":-4.07,"open":5.1,"high":5.2,"low":2.35,"tick":"no_change","last_trade_price":4.82,"last_trade_time":"2026-02-18T15:23:51","percent_change":-57.3239,"prev_day_close":3.30000007152557},{"option":"SPXW260223C06595000","bid":260.0,"bid_size":3.0,"ask":275.3,"ask_size":3.0,"iv":0.248,"open_interest":0.0,"volume":0.0,"delta":0.9373,"gamma":0.0007,"vega":0.9618,"theta":-2.1002,"rho":0.6752,"theo":265.9864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":285.050003051758},{"option":"SPXW260223P06595000","bid":4.5,"bid_size":4.0,"ask":4.7,"ask_size":42.0,"iv":0.2305,"open_interest":82.0,"volume":18.0,"delta":-0.0626,"gamma":0.0007,"vega":0.9618,"theta":-2.1923,"rho":-0.0468,"theo":4.6703,"change":1.3,"open":7.3,"high":7.3,"low":2.6,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:00:49","percent_change":37.1429,"prev_day_close":3.5},{"option":"SPXW260223C06600000","bid":255.2,"bid_size":3.0,"ask":270.6,"ask_size":3.0,"iv":0.2466,"open_interest":12.0,"volume":0.0,"delta":0.9344,"gamma":0.0007,"vega":0.9949,"theta":-2.1791,"rho":0.6736,"theo":261.2185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":256.98,"last_trade_time":"2026-02-17T09:38:23","percent_change":0.0,"prev_day_close":280.200012207031},{"option":"SPXW260223P06600000","bid":4.7,"bid_size":41.0,"ask":4.9,"ask_size":30.0,"iv":0.2291,"open_interest":1705.0,"volume":2536.0,"delta":-0.0655,"gamma":0.0007,"vega":0.9949,"theta":-2.2695,"rho":-0.0489,"theo":4.9001,"change":1.1,"open":7.27,"high":7.27,"low":2.55,"tick":"up","last_trade_price":3.5,"last_trade_time":"2026-02-18T16:14:43","percent_change":29.7297,"prev_day_close":3.69999992847443},{"option":"SPXW260223C06605000","bid":250.5,"bid_size":3.0,"ask":265.8,"ask_size":3.0,"iv":0.2451,"open_interest":0.0,"volume":0.0,"delta":0.9315,"gamma":0.0008,"vega":1.0291,"theta":-2.2601,"rho":0.6719,"theo":256.4619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":276.050003051758},{"option":"SPXW260223P06605000","bid":4.9,"bid_size":70.0,"ask":5.1,"ask_size":28.0,"iv":0.2277,"open_interest":160.0,"volume":71.0,"delta":-0.0685,"gamma":0.0008,"vega":1.0291,"theta":-2.3487,"rho":-0.0511,"theo":5.1412,"change":-4.5,"open":7.96,"high":7.96,"low":3.1,"tick":"up","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:59:47","percent_change":-55.5556,"prev_day_close":3.89999997615814},{"option":"SPXW260223C06610000","bid":245.8,"bid_size":3.0,"ask":261.1,"ask_size":3.0,"iv":0.2439,"open_interest":20.0,"volume":20.0,"delta":0.9284,"gamma":0.0008,"vega":1.0643,"theta":-2.3431,"rho":0.6701,"theo":251.7172,"change":45.48,"open":295.73,"high":295.73,"low":295.73,"tick":"up","last_trade_price":295.73,"last_trade_time":"2026-02-18T10:47:09","percent_change":18.1738,"prev_day_close":270.150009155273},{"option":"SPXW260223P06610000","bid":5.2,"bid_size":45.0,"ask":5.4,"ask_size":36.0,"iv":0.2271,"open_interest":1507.0,"volume":572.0,"delta":-0.0716,"gamma":0.0008,"vega":1.0643,"theta":-2.43,"rho":-0.0535,"theo":5.3942,"change":-4.65,"open":7.4,"high":8.9,"low":3.0,"tick":"no_change","last_trade_price":3.75,"last_trade_time":"2026-02-18T16:05:42","percent_change":-55.3571,"prev_day_close":4.09999990463257},{"option":"SPXW260223C06615000","bid":241.0,"bid_size":3.0,"ask":256.3,"ask_size":3.0,"iv":0.2418,"open_interest":0.0,"volume":0.0,"delta":0.9252,"gamma":0.0008,"vega":1.1003,"theta":-2.4282,"rho":0.6681,"theo":246.9849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":265.849990844727},{"option":"SPXW260223P06615000","bid":5.4,"bid_size":36.0,"ask":5.7,"ask_size":8.0,"iv":0.2259,"open_interest":109.0,"volume":67.0,"delta":-0.0748,"gamma":0.0008,"vega":1.1003,"theta":-2.5132,"rho":-0.056,"theo":5.6596,"change":-4.5,"open":3.8,"high":5.72,"low":3.5,"tick":"no_change","last_trade_price":4.03,"last_trade_time":"2026-02-18T16:07:53","percent_change":-51.1364,"prev_day_close":4.29999995231628},{"option":"SPXW260223C06620000","bid":236.3,"bid_size":3.0,"ask":251.6,"ask_size":3.0,"iv":0.2404,"open_interest":0.0,"volume":0.0,"delta":0.9218,"gamma":0.0008,"vega":1.1368,"theta":-2.5152,"rho":0.6661,"theo":242.2657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.600006103516},{"option":"SPXW260223P06620000","bid":5.7,"bid_size":35.0,"ask":6.0,"ask_size":9.0,"iv":0.225,"open_interest":116.0,"volume":145.0,"delta":-0.0782,"gamma":0.0008,"vega":1.1368,"theta":-2.5985,"rho":-0.0586,"theo":5.9381,"change":-4.88,"open":7.7,"high":7.86,"low":3.39,"tick":"no_change","last_trade_price":4.27,"last_trade_time":"2026-02-18T16:07:53","percent_change":-53.3333,"prev_day_close":4.5},{"option":"SPXW260223C06625000","bid":231.6,"bid_size":3.0,"ask":246.9,"ask_size":3.0,"iv":0.2389,"open_interest":11.0,"volume":0.0,"delta":0.9183,"gamma":0.0009,"vega":1.1738,"theta":-2.6041,"rho":0.664,"theo":237.5599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":330.25,"last_trade_time":"2026-01-23T12:55:03","percent_change":0.0,"prev_day_close":256.300003051758},{"option":"SPXW260223P06625000","bid":6.0,"bid_size":33.0,"ask":6.3,"ask_size":8.0,"iv":0.224,"open_interest":470.0,"volume":499.0,"delta":-0.0817,"gamma":0.0009,"vega":1.1738,"theta":-2.6857,"rho":-0.0612,"theo":6.2299,"change":1.8,"open":8.52,"high":8.52,"low":3.15,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-18T16:08:48","percent_change":38.2979,"prev_day_close":4.70000004768372},{"option":"SPXW260223C06630000","bid":226.9,"bid_size":3.0,"ask":242.3,"ask_size":3.0,"iv":0.2377,"open_interest":0.0,"volume":0.0,"delta":0.9146,"gamma":0.0009,"vega":1.2117,"theta":-2.695,"rho":0.6618,"theo":232.8679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.600006103516},{"option":"SPXW260223P06630000","bid":6.3,"bid_size":28.0,"ask":6.6,"ask_size":8.0,"iv":0.2229,"open_interest":209.0,"volume":139.0,"delta":-0.0854,"gamma":0.0009,"vega":1.2117,"theta":-2.7747,"rho":-0.064,"theo":6.5356,"change":-5.45,"open":4.8,"high":6.9,"low":3.69,"tick":"down","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:59:39","percent_change":-54.7739,"prev_day_close":5.0},{"option":"SPXW260223C06635000","bid":222.1,"bid_size":2.0,"ask":237.6,"ask_size":3.0,"iv":0.2357,"open_interest":0.0,"volume":0.0,"delta":0.9108,"gamma":0.001,"vega":1.2506,"theta":-2.7876,"rho":0.6595,"theo":228.1901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.25},{"option":"SPXW260223P06635000","bid":6.7,"bid_size":25.0,"ask":6.9,"ask_size":7.0,"iv":0.2221,"open_interest":71.0,"volume":57.0,"delta":-0.0892,"gamma":0.001,"vega":1.2506,"theta":-2.8656,"rho":-0.0668,"theo":6.8555,"change":1.7,"open":9.08,"high":9.08,"low":4.15,"tick":"no_change","last_trade_price":4.89,"last_trade_time":"2026-02-18T16:08:21","percent_change":32.6923,"prev_day_close":5.20000004768372},{"option":"SPXW260223C06640000","bid":217.3,"bid_size":2.0,"ask":232.9,"ask_size":3.0,"iv":0.2335,"open_interest":76.0,"volume":0.0,"delta":0.9068,"gamma":0.001,"vega":1.2906,"theta":-2.8819,"rho":0.6571,"theo":223.5271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.3,"last_trade_time":"2026-02-17T10:01:32","percent_change":0.0,"prev_day_close":241.75},{"option":"SPXW260223P06640000","bid":7.0,"bid_size":26.0,"ask":7.2,"ask_size":2.0,"iv":0.2211,"open_interest":232.0,"volume":428.0,"delta":-0.0931,"gamma":0.001,"vega":1.2906,"theta":-2.9581,"rho":-0.0698,"theo":7.1902,"change":-6.15,"open":10.7,"high":10.7,"low":4.0,"tick":"no_change","last_trade_price":4.7,"last_trade_time":"2026-02-18T15:59:10","percent_change":-56.682,"prev_day_close":5.45000004768372},{"option":"SPXW260223C06645000","bid":212.8,"bid_size":2.0,"ask":228.3,"ask_size":3.0,"iv":0.2328,"open_interest":1.0,"volume":1.0,"delta":0.9027,"gamma":0.001,"vega":1.3319,"theta":-2.9778,"rho":0.6545,"theo":218.8796,"change":32.7,"open":250.9,"high":250.9,"low":250.9,"tick":"up","last_trade_price":250.9,"last_trade_time":"2026-02-18T13:45:51","percent_change":14.9863,"prev_day_close":237.699996948242},{"option":"SPXW260223P06645000","bid":7.4,"bid_size":24.0,"ask":7.6,"ask_size":2.0,"iv":0.2204,"open_interest":62.0,"volume":35.0,"delta":-0.0973,"gamma":0.001,"vega":1.3319,"theta":-3.0523,"rho":-0.0729,"theo":7.5404,"change":0.75,"open":10.5,"high":11.0,"low":4.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-18T15:57:22","percent_change":13.0435,"prev_day_close":5.75},{"option":"SPXW260223C06650000","bid":208.0,"bid_size":2.0,"ask":223.7,"ask_size":3.0,"iv":0.2308,"open_interest":15.0,"volume":0.0,"delta":0.8984,"gamma":0.0011,"vega":1.3739,"theta":-3.0753,"rho":0.6518,"theo":214.2484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":218.12,"last_trade_time":"2026-02-13T14:59:20","percent_change":0.0,"prev_day_close":232.300003051758},{"option":"SPXW260223P06650000","bid":7.7,"bid_size":25.0,"ask":8.0,"ask_size":6.0,"iv":0.2188,"open_interest":494.0,"volume":409.0,"delta":-0.1016,"gamma":0.0011,"vega":1.3739,"theta":-3.148,"rho":-0.0762,"theo":7.9069,"change":-6.5,"open":11.3,"high":11.3,"low":3.9,"tick":"down","last_trade_price":5.75,"last_trade_time":"2026-02-18T16:14:23","percent_change":-55.0847,"prev_day_close":6.0},{"option":"SPXW260223C06655000","bid":203.6,"bid_size":3.0,"ask":217.0,"ask_size":3.0,"iv":0.2229,"open_interest":0.0,"volume":0.0,"delta":0.8939,"gamma":0.0011,"vega":1.4165,"theta":-3.1742,"rho":0.6489,"theo":209.6343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":228.199996948242},{"option":"SPXW260223P06655000","bid":8.1,"bid_size":26.0,"ask":8.4,"ask_size":6.0,"iv":0.2178,"open_interest":46.0,"volume":57.0,"delta":-0.106,"gamma":0.0011,"vega":1.4165,"theta":-3.2452,"rho":-0.0796,"theo":8.2905,"change":2.5,"open":12.01,"high":12.01,"low":4.35,"tick":"down","last_trade_price":5.3,"last_trade_time":"2026-02-18T15:55:33","percent_change":39.6825,"prev_day_close":6.29999995231628},{"option":"SPXW260223C06660000","bid":200.2,"bid_size":4.0,"ask":212.1,"ask_size":3.0,"iv":0.2246,"open_interest":0.0,"volume":0.0,"delta":0.8893,"gamma":0.0012,"vega":1.4593,"theta":-3.2746,"rho":0.6459,"theo":205.0379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":223.5},{"option":"SPXW260223P06660000","bid":8.5,"bid_size":25.0,"ask":8.8,"ask_size":6.0,"iv":0.2167,"open_interest":360.0,"volume":306.0,"delta":-0.1107,"gamma":0.0012,"vega":1.4593,"theta":-3.3438,"rho":-0.0832,"theo":8.6917,"change":0.45,"open":12.13,"high":12.13,"low":4.1,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-18T16:00:20","percent_change":6.76692,"prev_day_close":6.65000009536743},{"option":"SPXW260223C06665000","bid":194.9,"bid_size":3.0,"ask":207.6,"ask_size":3.0,"iv":0.2212,"open_interest":0.0,"volume":0.0,"delta":0.8844,"gamma":0.0012,"vega":1.5027,"theta":-3.3763,"rho":0.6428,"theo":200.4598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":219.049995422363},{"option":"SPXW260223P06665000","bid":9.0,"bid_size":21.0,"ask":9.2,"ask_size":2.0,"iv":0.2161,"open_interest":140.0,"volume":68.0,"delta":-0.1155,"gamma":0.0012,"vega":1.5027,"theta":-3.4437,"rho":-0.0868,"theo":9.1112,"change":2.5,"open":6.2,"high":9.8,"low":5.0,"tick":"up","last_trade_price":8.27,"last_trade_time":"2026-02-18T15:32:50","percent_change":35.7143,"prev_day_close":7.0},{"option":"SPXW260223C06670000","bid":190.3,"bid_size":3.0,"ask":203.0,"ask_size":3.0,"iv":0.2196,"open_interest":0.0,"volume":0.0,"delta":0.8794,"gamma":0.0012,"vega":1.5468,"theta":-3.4791,"rho":0.6396,"theo":195.9003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.900001525879},{"option":"SPXW260223P06670000","bid":9.4,"bid_size":22.0,"ask":9.7,"ask_size":6.0,"iv":0.2147,"open_interest":125.0,"volume":95.0,"delta":-0.1205,"gamma":0.0012,"vega":1.5468,"theta":-3.5448,"rho":-0.0906,"theo":9.5494,"change":2.5,"open":11.62,"high":13.51,"low":4.55,"tick":"down","last_trade_price":5.7,"last_trade_time":"2026-02-18T15:53:22","percent_change":34.2466,"prev_day_close":7.29999995231628},{"option":"SPXW260223C06675000","bid":187.1,"bid_size":2.0,"ask":198.5,"ask_size":3.0,"iv":0.2226,"open_interest":3.0,"volume":0.0,"delta":0.8742,"gamma":0.0013,"vega":1.592,"theta":-3.5829,"rho":0.6362,"theo":191.3602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":337.48,"last_trade_time":"2026-02-02T13:25:46","percent_change":0.0,"prev_day_close":208.850006103516},{"option":"SPXW260223P06675000","bid":9.9,"bid_size":20.0,"ask":10.1,"ask_size":1.0,"iv":0.2138,"open_interest":292.0,"volume":235.0,"delta":-0.1257,"gamma":0.0013,"vega":1.592,"theta":-3.6468,"rho":-0.0945,"theo":10.007,"change":2.3,"open":14.26,"high":14.26,"low":4.9,"tick":"down","last_trade_price":6.22,"last_trade_time":"2026-02-18T15:56:10","percent_change":29.8701,"prev_day_close":7.70000004768372},{"option":"SPXW260223C06680000","bid":181.3,"bid_size":3.0,"ask":194.0,"ask_size":3.0,"iv":0.2174,"open_interest":1.0,"volume":1.0,"delta":0.8688,"gamma":0.0013,"vega":1.6382,"theta":-3.6876,"rho":0.6327,"theo":186.8404,"change":27.74,"open":214.69,"high":214.69,"low":214.69,"tick":"up","last_trade_price":214.69,"last_trade_time":"2026-02-18T15:53:32","percent_change":14.8382,"prev_day_close":204.349998474121},{"option":"SPXW260223P06680000","bid":10.4,"bid_size":18.0,"ask":10.6,"ask_size":1.0,"iv":0.2128,"open_interest":404.0,"volume":466.0,"delta":-0.1311,"gamma":0.0013,"vega":1.6382,"theta":-3.7498,"rho":-0.0986,"theo":10.4849,"change":-7.72,"open":12.69,"high":14.07,"low":5.15,"tick":"no_change","last_trade_price":7.33,"last_trade_time":"2026-02-18T16:00:05","percent_change":-51.2957,"prev_day_close":8.09999990463257},{"option":"SPXW260223C06685000","bid":176.7,"bid_size":3.0,"ask":189.5,"ask_size":3.0,"iv":0.2158,"open_interest":1.0,"volume":0.0,"delta":0.8632,"gamma":0.0014,"vega":1.6853,"theta":-3.793,"rho":0.6289,"theo":182.342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.22,"last_trade_time":"2026-02-12T16:08:31","percent_change":0.0,"prev_day_close":200.449996948242},{"option":"SPXW260223P06685000","bid":10.9,"bid_size":17.0,"ask":11.1,"ask_size":1.0,"iv":0.2116,"open_interest":52.0,"volume":49.0,"delta":-0.1367,"gamma":0.0014,"vega":1.6853,"theta":-3.8534,"rho":-0.1028,"theo":10.9842,"change":-8.93,"open":12.33,"high":12.33,"low":5.82,"tick":"down","last_trade_price":6.82,"last_trade_time":"2026-02-18T15:56:10","percent_change":-56.6984,"prev_day_close":8.4500002861023},{"option":"SPXW260223C06690000","bid":173.6,"bid_size":2.0,"ask":185.0,"ask_size":3.0,"iv":0.2184,"open_interest":6.0,"volume":5.0,"delta":0.8574,"gamma":0.0014,"vega":1.7326,"theta":-3.8991,"rho":0.625,"theo":177.866,"change":42.83,"open":221.03,"high":221.03,"low":221.03,"tick":"down","last_trade_price":221.03,"last_trade_time":"2026-02-18T13:14:32","percent_change":24.0348,"prev_day_close":196.050003051758},{"option":"SPXW260223P06690000","bid":11.4,"bid_size":18.0,"ask":11.7,"ask_size":6.0,"iv":0.2103,"open_interest":377.0,"volume":228.0,"delta":-0.1425,"gamma":0.0014,"vega":1.7326,"theta":-3.9577,"rho":-0.1073,"theo":11.5059,"change":-7.75,"open":15.79,"high":15.79,"low":5.46,"tick":"up","last_trade_price":8.6,"last_trade_time":"2026-02-18T16:12:35","percent_change":-47.4006,"prev_day_close":8.90000009536743},{"option":"SPXW260223C06695000","bid":169.1,"bid_size":2.0,"ask":180.6,"ask_size":3.0,"iv":0.217,"open_interest":0.0,"volume":0.0,"delta":0.8514,"gamma":0.0015,"vega":1.7799,"theta":-4.0055,"rho":0.6209,"theo":173.4134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":190.599998474121},{"option":"SPXW260223P06695000","bid":12.0,"bid_size":13.0,"ask":12.2,"ask_size":2.0,"iv":0.2094,"open_interest":94.0,"volume":79.0,"delta":-0.1486,"gamma":0.0015,"vega":1.7799,"theta":-4.0624,"rho":-0.112,"theo":12.051,"change":-8.05,"open":17.7,"high":17.7,"low":6.27,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T15:57:24","percent_change":-47.2141,"prev_day_close":9.2999997138977},{"option":"SPXW260223C06700000","bid":164.5,"bid_size":2.0,"ask":176.2,"ask_size":3.0,"iv":0.2152,"open_interest":38.0,"volume":21.0,"delta":0.8451,"gamma":0.0015,"vega":1.8273,"theta":-4.1123,"rho":0.6167,"theo":168.9847,"change":26.65,"open":213.52,"high":213.52,"low":193.61,"tick":"up","last_trade_price":196.2,"last_trade_time":"2026-02-18T15:53:32","percent_change":15.7181,"prev_day_close":185.949996948242},{"option":"SPXW260223P06700000","bid":12.6,"bid_size":13.0,"ask":12.8,"ask_size":2.0,"iv":0.2081,"open_interest":1846.0,"volume":1821.0,"delta":-0.1548,"gamma":0.0015,"vega":1.8273,"theta":-4.1674,"rho":-0.1167,"theo":12.6199,"change":2.0,"open":17.1,"high":17.1,"low":6.3,"tick":"up","last_trade_price":9.0,"last_trade_time":"2026-02-18T16:04:07","percent_change":20.4082,"prev_day_close":9.7999997138977},{"option":"SPXW260223C06705000","bid":160.2,"bid_size":2.0,"ask":171.9,"ask_size":12.0,"iv":0.2143,"open_interest":0.0,"volume":0.0,"delta":0.8386,"gamma":0.0016,"vega":1.8752,"theta":-4.2191,"rho":0.6124,"theo":164.5806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":181.399993896484},{"option":"SPXW260223P06705000","bid":13.2,"bid_size":12.0,"ask":13.4,"ask_size":2.0,"iv":0.2072,"open_interest":237.0,"volume":226.0,"delta":-0.1613,"gamma":0.0016,"vega":1.8752,"theta":-4.2725,"rho":-0.1216,"theo":13.2135,"change":2.55,"open":15.58,"high":16.05,"low":6.9,"tick":"down","last_trade_price":8.5,"last_trade_time":"2026-02-18T15:56:26","percent_change":24.878,"prev_day_close":10.25},{"option":"SPXW260223C06710000","bid":155.7,"bid_size":2.0,"ask":167.4,"ask_size":12.0,"iv":0.2123,"open_interest":31.0,"volume":30.0,"delta":0.8319,"gamma":0.0016,"vega":1.924,"theta":-4.3258,"rho":0.6079,"theo":160.202,"change":43.22,"open":200.64,"high":204.12,"low":200.64,"tick":"no_change","last_trade_price":204.12,"last_trade_time":"2026-02-18T12:09:37","percent_change":26.8614,"prev_day_close":177.099998474121},{"option":"SPXW260223P06710000","bid":13.8,"bid_size":12.0,"ask":14.1,"ask_size":5.0,"iv":0.2059,"open_interest":129.0,"volume":34.0,"delta":-0.1681,"gamma":0.0016,"vega":1.924,"theta":-4.3774,"rho":-0.1266,"theo":13.8326,"change":-10.63,"open":7.4,"high":14.02,"low":7.0,"tick":"down","last_trade_price":8.62,"last_trade_time":"2026-02-18T15:54:29","percent_change":-55.2208,"prev_day_close":10.75},{"option":"SPXW260223C06715000","bid":151.5,"bid_size":2.0,"ask":163.0,"ask_size":12.0,"iv":0.2111,"open_interest":0.0,"volume":0.0,"delta":0.8249,"gamma":0.0017,"vega":1.9735,"theta":-4.4322,"rho":0.6031,"theo":155.8502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":173.849998474121},{"option":"SPXW260223P06715000","bid":14.4,"bid_size":18.0,"ask":14.7,"ask_size":5.0,"iv":0.2044,"open_interest":68.0,"volume":39.0,"delta":-0.175,"gamma":0.0017,"vega":1.9735,"theta":-4.482,"rho":-0.1319,"theo":14.4785,"change":-9.95,"open":17.7,"high":17.7,"low":7.8,"tick":"up","last_trade_price":9.82,"last_trade_time":"2026-02-18T15:59:07","percent_change":-49.8747,"prev_day_close":11.25},{"option":"SPXW260223C06720000","bid":147.1,"bid_size":2.0,"ask":158.9,"ask_size":12.0,"iv":0.2101,"open_interest":76.0,"volume":0.0,"delta":0.8177,"gamma":0.0017,"vega":2.0234,"theta":-4.5379,"rho":0.5981,"theo":151.5266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.5,"last_trade_time":"2026-02-17T10:01:32","percent_change":0.0,"prev_day_close":168.25},{"option":"SPXW260223P06720000","bid":15.1,"bid_size":13.0,"ask":15.4,"ask_size":5.0,"iv":0.2033,"open_interest":289.0,"volume":119.0,"delta":-0.1822,"gamma":0.0017,"vega":2.0234,"theta":-4.586,"rho":-0.1375,"theo":15.1526,"change":3.4,"open":21.3,"high":21.3,"low":7.1,"tick":"up","last_trade_price":11.41,"last_trade_time":"2026-02-18T16:09:35","percent_change":28.8136,"prev_day_close":11.7999997138977},{"option":"SPXW260223C06725000","bid":142.8,"bid_size":2.0,"ask":154.6,"ask_size":12.0,"iv":0.2086,"open_interest":21.0,"volume":0.0,"delta":0.8102,"gamma":0.0018,"vega":2.0731,"theta":-4.6428,"rho":0.5929,"theo":147.2326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":136.75,"last_trade_time":"2026-02-17T12:18:14","percent_change":0.0,"prev_day_close":164.399993896484},{"option":"SPXW260223P06725000","bid":15.8,"bid_size":21.0,"ask":16.1,"ask_size":5.0,"iv":0.202,"open_interest":1235.0,"volume":383.0,"delta":-0.1897,"gamma":0.0018,"vega":2.0731,"theta":-4.6891,"rho":-0.1433,"theo":15.8562,"change":3.55,"open":20.71,"high":20.71,"low":7.7,"tick":"no_change","last_trade_price":10.26,"last_trade_time":"2026-02-18T15:53:53","percent_change":28.7449,"prev_day_close":12.3499999046326},{"option":"SPXW260223C06730000","bid":138.5,"bid_size":2.0,"ask":150.2,"ask_size":12.0,"iv":0.2068,"open_interest":6.0,"volume":0.0,"delta":0.8025,"gamma":0.0018,"vega":2.1222,"theta":-4.7467,"rho":0.5875,"theo":142.969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":124.28,"last_trade_time":"2026-02-17T12:52:15","percent_change":0.0,"prev_day_close":159.050003051758},{"option":"SPXW260223P06730000","bid":16.5,"bid_size":17.0,"ask":16.9,"ask_size":15.0,"iv":0.2008,"open_interest":229.0,"volume":107.0,"delta":-0.1974,"gamma":0.0018,"vega":2.1222,"theta":-4.7912,"rho":-0.1492,"theo":16.5904,"change":-9.95,"open":20.0,"high":21.3,"low":8.15,"tick":"up","last_trade_price":12.5,"last_trade_time":"2026-02-18T16:09:02","percent_change":-44.3207,"prev_day_close":12.9500002861023},{"option":"SPXW260223C06735000","bid":134.3,"bid_size":2.0,"ask":146.1,"ask_size":12.0,"iv":0.2058,"open_interest":0.0,"volume":1.0,"delta":0.7945,"gamma":0.0019,"vega":2.1711,"theta":-4.8492,"rho":0.582,"theo":138.7367,"change":26.34,"open":166.44,"high":166.44,"low":166.44,"tick":"up","last_trade_price":166.44,"last_trade_time":"2026-02-18T10:03:29","percent_change":18.8009,"prev_day_close":154.599998474121},{"option":"SPXW260223P06735000","bid":17.3,"bid_size":15.0,"ask":17.6,"ask_size":5.0,"iv":0.1995,"open_interest":96.0,"volume":33.0,"delta":-0.2055,"gamma":0.0019,"vega":2.1711,"theta":-4.892,"rho":-0.1552,"theo":17.3557,"change":3.45,"open":13.25,"high":17.77,"low":8.3,"tick":"up","last_trade_price":13.35,"last_trade_time":"2026-02-18T16:12:52","percent_change":25.4613,"prev_day_close":13.5499997138977},{"option":"SPXW260223C06740000","bid":129.1,"bid_size":3.0,"ask":141.8,"ask_size":12.0,"iv":0.2019,"open_interest":8.0,"volume":1.0,"delta":0.7862,"gamma":0.0019,"vega":2.2201,"theta":-4.9501,"rho":0.5764,"theo":134.5366,"change":26.12,"open":162.12,"high":162.12,"low":162.12,"tick":"up","last_trade_price":162.12,"last_trade_time":"2026-02-18T10:03:29","percent_change":19.2059,"prev_day_close":150.25},{"option":"SPXW260223P06740000","bid":18.1,"bid_size":13.0,"ask":18.4,"ask_size":6.0,"iv":0.1982,"open_interest":248.0,"volume":158.0,"delta":-0.2137,"gamma":0.0019,"vega":2.2201,"theta":-4.9912,"rho":-0.1614,"theo":18.1533,"change":-11.45,"open":18.45,"high":18.45,"low":8.62,"tick":"up","last_trade_price":13.87,"last_trade_time":"2026-02-18T16:10:49","percent_change":-47.1193,"prev_day_close":14.1500000953674},{"option":"SPXW260223C06745000","bid":126.3,"bid_size":3.0,"ask":137.6,"ask_size":13.0,"iv":0.2034,"open_interest":3.0,"volume":0.0,"delta":0.7776,"gamma":0.002,"vega":2.2695,"theta":-5.0491,"rho":0.5704,"theo":130.3699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.2,"last_trade_time":"2026-02-17T10:12:07","percent_change":0.0,"prev_day_close":145.649993896484},{"option":"SPXW260223P06745000","bid":18.9,"bid_size":16.0,"ask":19.3,"ask_size":16.0,"iv":0.197,"open_interest":180.0,"volume":51.0,"delta":-0.2223,"gamma":0.002,"vega":2.2695,"theta":-5.0884,"rho":-0.1679,"theo":18.9843,"change":-10.55,"open":19.77,"high":19.77,"low":9.03,"tick":"up","last_trade_price":14.42,"last_trade_time":"2026-02-18T16:10:49","percent_change":-41.7822,"prev_day_close":14.8499999046326},{"option":"SPXW260223C06750000","bid":122.0,"bid_size":3.0,"ask":133.5,"ask_size":13.0,"iv":0.2017,"open_interest":125.0,"volume":1.0,"delta":0.7688,"gamma":0.0021,"vega":2.319,"theta":-5.1458,"rho":0.5641,"theo":126.2386,"change":38.94,"open":166.94,"high":166.94,"low":166.94,"tick":"up","last_trade_price":166.94,"last_trade_time":"2026-02-18T13:01:04","percent_change":30.4219,"prev_day_close":141.400001525879},{"option":"SPXW260223P06750000","bid":19.8,"bid_size":13.0,"ask":20.2,"ask_size":21.0,"iv":0.1958,"open_interest":675.0,"volume":634.0,"delta":-0.2312,"gamma":0.0021,"vega":2.319,"theta":-5.1833,"rho":-0.1748,"theo":19.8506,"change":4.9,"open":23.6,"high":27.2,"low":9.38,"tick":"down","last_trade_price":14.95,"last_trade_time":"2026-02-18T16:14:23","percent_change":31.6129,"prev_day_close":15.5},{"option":"SPXW260223C06755000","bid":118.0,"bid_size":3.0,"ask":129.4,"ask_size":13.0,"iv":0.2004,"open_interest":23.0,"volume":2.0,"delta":0.7597,"gamma":0.0021,"vega":2.3679,"theta":-5.2398,"rho":0.5576,"theo":122.1441,"change":38.36,"open":158.88,"high":162.36,"low":158.88,"tick":"up","last_trade_price":162.36,"last_trade_time":"2026-02-18T13:01:04","percent_change":30.9355,"prev_day_close":137.25},{"option":"SPXW260223P06755000","bid":20.7,"bid_size":16.0,"ask":21.1,"ask_size":18.0,"iv":0.1945,"open_interest":128.0,"volume":84.0,"delta":-0.2403,"gamma":0.0021,"vega":2.3679,"theta":-5.2756,"rho":-0.1818,"theo":20.7539,"change":2.1,"open":26.8,"high":26.85,"low":10.51,"tick":"up","last_trade_price":14.61,"last_trade_time":"2026-02-18T15:59:23","percent_change":12.963,"prev_day_close":16.1999998092651},{"option":"SPXW260223C06760000","bid":113.8,"bid_size":3.0,"ask":125.3,"ask_size":13.0,"iv":0.1986,"open_interest":23.0,"volume":1.0,"delta":0.7502,"gamma":0.0022,"vega":2.4156,"theta":-5.3309,"rho":0.5509,"theo":118.0878,"change":34.33,"open":154.33,"high":154.33,"low":154.33,"tick":"up","last_trade_price":154.33,"last_trade_time":"2026-02-18T12:52:37","percent_change":28.6083,"prev_day_close":132.75},{"option":"SPXW260223P06760000","bid":21.7,"bid_size":1.0,"ask":22.0,"ask_size":15.0,"iv":0.193,"open_interest":120.0,"volume":99.0,"delta":-0.2497,"gamma":0.0022,"vega":2.4156,"theta":-5.3649,"rho":-0.1891,"theo":21.6952,"change":3.25,"open":26.9,"high":26.9,"low":11.3,"tick":"no_change","last_trade_price":16.05,"last_trade_time":"2026-02-18T16:04:19","percent_change":19.174,"prev_day_close":16.9499998092651},{"option":"SPXW260223C06765000","bid":110.9,"bid_size":3.0,"ask":121.3,"ask_size":13.0,"iv":0.1995,"open_interest":7.0,"volume":0.0,"delta":0.7405,"gamma":0.0022,"vega":2.4623,"theta":-5.4187,"rho":0.5441,"theo":114.0704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.1,"last_trade_time":"2026-02-17T12:40:26","percent_change":0.0,"prev_day_close":128.950000762939},{"option":"SPXW260223P06765000","bid":22.6,"bid_size":14.0,"ask":23.0,"ask_size":17.0,"iv":0.1917,"open_interest":173.0,"volume":51.0,"delta":-0.2595,"gamma":0.0022,"vega":2.4623,"theta":-5.4509,"rho":-0.1964,"theo":22.6755,"change":0.33,"open":28.62,"high":28.62,"low":11.47,"tick":"no_change","last_trade_price":16.75,"last_trade_time":"2026-02-18T16:04:19","percent_change":1.85915,"prev_day_close":17.75},{"option":"SPXW260223C06770000","bid":109.8,"bid_size":2.0,"ask":110.9,"ask_size":3.0,"iv":0.1836,"open_interest":24.0,"volume":0.0,"delta":0.7304,"gamma":0.0023,"vega":2.5083,"theta":-5.5028,"rho":0.5371,"theo":110.0927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":117.93,"last_trade_time":"2026-02-17T15:02:58","percent_change":0.0,"prev_day_close":124.449996948242},{"option":"SPXW260223P06770000","bid":23.7,"bid_size":1.0,"ask":24.0,"ask_size":14.0,"iv":0.1903,"open_interest":211.0,"volume":99.0,"delta":-0.2696,"gamma":0.0023,"vega":2.5083,"theta":-5.5332,"rho":-0.204,"theo":23.6955,"change":-13.85,"open":28.82,"high":29.67,"low":12.08,"tick":"down","last_trade_price":16.8,"last_trade_time":"2026-02-18T15:59:23","percent_change":-45.1876,"prev_day_close":18.5500001907349},{"option":"SPXW260223C06775000","bid":105.8,"bid_size":4.0,"ask":107.0,"ask_size":4.0,"iv":0.1902,"open_interest":26.0,"volume":4.0,"delta":0.72,"gamma":0.0024,"vega":2.5539,"theta":-5.5827,"rho":0.5297,"theo":106.1564,"change":13.01,"open":118.7,"high":130.56,"low":112.48,"tick":"down","last_trade_price":120.61,"last_trade_time":"2026-02-18T14:43:27","percent_change":12.0911,"prev_day_close":120.950000762939},{"option":"SPXW260223P06775000","bid":24.7,"bid_size":5.0,"ask":25.1,"ask_size":17.0,"iv":0.1891,"open_interest":530.0,"volume":323.0,"delta":-0.2799,"gamma":0.0024,"vega":2.5539,"theta":-5.6114,"rho":-0.2119,"theo":24.7569,"change":0.48,"open":30.1,"high":30.2,"low":12.4,"tick":"up","last_trade_price":17.7,"last_trade_time":"2026-02-18T15:59:27","percent_change":2.48062,"prev_day_close":19.3500003814697},{"option":"SPXW260223C06780000","bid":102.0,"bid_size":4.0,"ask":103.0,"ask_size":3.0,"iv":0.1882,"open_interest":17.0,"volume":4.0,"delta":0.7093,"gamma":0.0024,"vega":2.5989,"theta":-5.658,"rho":0.522,"theo":102.2634,"change":35.12,"open":124.5,"high":138.97,"low":124.5,"tick":"up","last_trade_price":138.97,"last_trade_time":"2026-02-18T10:56:26","percent_change":33.818,"prev_day_close":116.399997711182},{"option":"SPXW260223P06780000","bid":25.8,"bid_size":5.0,"ask":26.2,"ask_size":17.0,"iv":0.1877,"open_interest":210.0,"volume":143.0,"delta":-0.2906,"gamma":0.0024,"vega":2.5989,"theta":-5.685,"rho":-0.2202,"theo":25.8616,"change":-13.65,"open":31.75,"high":31.92,"low":13.13,"tick":"up","last_trade_price":19.4,"last_trade_time":"2026-02-18T15:59:44","percent_change":-41.3011,"prev_day_close":20.25},{"option":"SPXW260223C06785000","bid":98.1,"bid_size":4.0,"ask":99.1,"ask_size":3.0,"iv":0.183,"open_interest":82.0,"volume":1.0,"delta":0.6983,"gamma":0.0025,"vega":2.6424,"theta":-5.7282,"rho":0.514,"theo":98.4155,"change":28.39,"open":128.54,"high":128.54,"low":128.54,"tick":"up","last_trade_price":128.54,"last_trade_time":"2026-02-18T10:04:51","percent_change":28.3475,"prev_day_close":112.450000762939},{"option":"SPXW260223P06785000","bid":26.9,"bid_size":5.0,"ask":27.3,"ask_size":10.0,"iv":0.1863,"open_interest":202.0,"volume":55.0,"delta":-0.3016,"gamma":0.0025,"vega":2.6424,"theta":-5.7534,"rho":-0.2287,"theo":27.0113,"change":-13.58,"open":33.03,"high":33.03,"low":14.1,"tick":"down","last_trade_price":20.25,"last_trade_time":"2026-02-18T16:14:13","percent_change":-39.5342,"prev_day_close":21.1499996185303},{"option":"SPXW260223C06790000","bid":94.5,"bid_size":3.0,"ask":95.0,"ask_size":1.0,"iv":0.1848,"open_interest":43.0,"volume":2.0,"delta":0.6869,"gamma":0.0025,"vega":2.6839,"theta":-5.793,"rho":0.5059,"theo":94.6138,"change":3.08,"open":129.43,"high":129.43,"low":99.53,"tick":"down","last_trade_price":99.53,"last_trade_time":"2026-02-18T15:21:28","percent_change":3.19336,"prev_day_close":109.049999237061},{"option":"SPXW260223P06790000","bid":28.1,"bid_size":5.0,"ask":28.5,"ask_size":11.0,"iv":0.1849,"open_interest":276.0,"volume":138.0,"delta":-0.313,"gamma":0.0025,"vega":2.6839,"theta":-5.8164,"rho":-0.2374,"theo":28.2073,"change":-0.05,"open":29.04,"high":29.04,"low":14.46,"tick":"up","last_trade_price":21.62,"last_trade_time":"2026-02-18T16:11:44","percent_change":-0.226758,"prev_day_close":22.0500001907349},{"option":"SPXW260223C06795000","bid":90.8,"bid_size":1.0,"ask":91.3,"ask_size":3.0,"iv":0.1832,"open_interest":29.0,"volume":0.0,"delta":0.6753,"gamma":0.0026,"vega":2.7235,"theta":-5.8518,"rho":0.4976,"theo":90.8589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.45,"last_trade_time":"2026-02-17T14:50:44","percent_change":0.0,"prev_day_close":104.5},{"option":"SPXW260223P06795000","bid":29.4,"bid_size":4.0,"ask":29.7,"ask_size":10.0,"iv":0.1833,"open_interest":118.0,"volume":87.0,"delta":-0.3247,"gamma":0.0026,"vega":2.7235,"theta":-5.8734,"rho":-0.2462,"theo":29.4501,"change":4.55,"open":33.83,"high":33.83,"low":15.3,"tick":"down","last_trade_price":19.45,"last_trade_time":"2026-02-18T15:56:24","percent_change":19.7397,"prev_day_close":23.0500001907349},{"option":"SPXW260223C06800000","bid":87.0,"bid_size":4.0,"ask":87.6,"ask_size":3.0,"iv":0.1818,"open_interest":117.0,"volume":15.0,"delta":0.6632,"gamma":0.0027,"vega":2.7616,"theta":-5.9042,"rho":0.489,"theo":87.1518,"change":16.9,"open":100.47,"high":121.05,"low":93.2,"tick":"up","last_trade_price":106.15,"last_trade_time":"2026-02-18T15:50:31","percent_change":18.9356,"prev_day_close":100.5},{"option":"SPXW260223P06800000","bid":30.7,"bid_size":2.0,"ask":31.0,"ask_size":10.0,"iv":0.1819,"open_interest":698.0,"volume":507.0,"delta":-0.3367,"gamma":0.0027,"vega":2.7616,"theta":-5.9241,"rho":-0.2553,"theo":30.7407,"change":8.95,"open":37.2,"high":37.2,"low":15.0,"tick":"down","last_trade_price":23.15,"last_trade_time":"2026-02-18T16:14:13","percent_change":37.2141,"prev_day_close":24.0500001907349},{"option":"SPXW260223C06805000","bid":83.4,"bid_size":5.0,"ask":83.9,"ask_size":4.0,"iv":0.1804,"open_interest":24.0,"volume":2.0,"delta":0.6509,"gamma":0.0027,"vega":2.7982,"theta":-5.9497,"rho":0.4801,"theo":83.4944,"change":-0.1,"open":85.6,"high":85.6,"low":85.6,"tick":"down","last_trade_price":85.6,"last_trade_time":"2026-02-18T09:31:05","percent_change":-0.116687,"prev_day_close":97.0},{"option":"SPXW260223P06805000","bid":32.0,"bid_size":5.0,"ask":32.3,"ask_size":7.0,"iv":0.1804,"open_interest":413.0,"volume":307.0,"delta":-0.3491,"gamma":0.0027,"vega":2.7982,"theta":-5.9678,"rho":-0.2648,"theo":32.081,"change":-18.15,"open":32.5,"high":35.15,"low":16.51,"tick":"up","last_trade_price":21.9,"last_trade_time":"2026-02-18T15:58:06","percent_change":-45.5458,"prev_day_close":25.1499996185303},{"option":"SPXW260223C06810000","bid":79.8,"bid_size":4.0,"ask":80.3,"ask_size":4.0,"iv":0.1787,"open_interest":14.0,"volume":3.0,"delta":0.6382,"gamma":0.0028,"vega":2.8329,"theta":-5.9876,"rho":0.4708,"theo":79.8889,"change":15.88,"open":98.13,"high":98.13,"low":98.13,"tick":"up","last_trade_price":98.13,"last_trade_time":"2026-02-18T15:50:35","percent_change":19.307,"prev_day_close":93.5499992370606},{"option":"SPXW260223P06810000","bid":33.4,"bid_size":4.0,"ask":33.7,"ask_size":9.0,"iv":0.1788,"open_interest":207.0,"volume":150.0,"delta":-0.3617,"gamma":0.0028,"vega":2.8329,"theta":-6.004,"rho":-0.2747,"theo":33.4731,"change":-16.05,"open":38.94,"high":38.94,"low":16.93,"tick":"up","last_trade_price":25.3,"last_trade_time":"2026-02-18T15:59:51","percent_change":-38.815,"prev_day_close":26.25},{"option":"SPXW260223C06815000","bid":76.3,"bid_size":5.0,"ask":76.7,"ask_size":4.0,"iv":0.1774,"open_interest":14.0,"volume":1.0,"delta":0.6252,"gamma":0.0028,"vega":2.8648,"theta":-6.0174,"rho":0.4613,"theo":76.3366,"change":31.13,"open":109.93,"high":109.93,"low":109.93,"tick":"up","last_trade_price":109.93,"last_trade_time":"2026-02-18T10:17:22","percent_change":39.5051,"prev_day_close":89.1500015258789},{"option":"SPXW260223P06815000","bid":34.8,"bid_size":4.0,"ask":35.2,"ask_size":11.0,"iv":0.1773,"open_interest":140.0,"volume":87.0,"delta":-0.3748,"gamma":0.0028,"vega":2.8648,"theta":-6.032,"rho":-0.2848,"theo":34.9186,"change":-19.05,"open":38.0,"high":38.9,"low":18.87,"tick":"down","last_trade_price":23.9,"last_trade_time":"2026-02-18T15:58:07","percent_change":-44.3539,"prev_day_close":27.3500003814697},{"option":"SPXW260223C06820000","bid":72.8,"bid_size":5.0,"ask":73.2,"ask_size":4.0,"iv":0.1758,"open_interest":37.0,"volume":11.0,"delta":0.6118,"gamma":0.0029,"vega":2.8938,"theta":-6.0388,"rho":0.4516,"theo":72.8382,"change":15.14,"open":78.95,"high":104.29,"low":78.95,"tick":"down","last_trade_price":90.59,"last_trade_time":"2026-02-18T15:50:35","percent_change":20.0663,"prev_day_close":85.3499984741211},{"option":"SPXW260223P06820000","bid":36.3,"bid_size":4.0,"ask":36.7,"ask_size":10.0,"iv":0.1757,"open_interest":251.0,"volume":257.0,"delta":-0.3882,"gamma":0.0029,"vega":2.8938,"theta":-6.0516,"rho":-0.2949,"theo":36.4178,"change":-19.55,"open":40.93,"high":44.6,"low":19.08,"tick":"down","last_trade_price":25.0,"last_trade_time":"2026-02-18T15:58:08","percent_change":-43.8833,"prev_day_close":28.5500001907349},{"option":"SPXW260223C06825000","bid":69.3,"bid_size":4.0,"ask":69.7,"ask_size":2.0,"iv":0.1742,"open_interest":120.0,"volume":20.0,"delta":0.598,"gamma":0.0029,"vega":2.92,"theta":-6.0512,"rho":0.4418,"theo":69.3942,"change":-6.9,"open":72.0,"high":101.9,"low":72.0,"tick":"up","last_trade_price":83.9,"last_trade_time":"2026-02-18T15:59:51","percent_change":-8.45588,"prev_day_close":81.6000022888184},{"option":"SPXW260223P06825000","bid":37.9,"bid_size":2.0,"ask":38.2,"ask_size":8.0,"iv":0.1742,"open_interest":1036.0,"volume":1137.0,"delta":-0.4019,"gamma":0.0029,"vega":2.92,"theta":-6.0623,"rho":-0.3053,"theo":37.9715,"change":5.65,"open":45.8,"high":45.8,"low":19.43,"tick":"up","last_trade_price":28.9,"last_trade_time":"2026-02-18T16:14:17","percent_change":18.928,"prev_day_close":29.8500003814697},{"option":"SPXW260223C06830000","bid":65.9,"bid_size":5.0,"ask":66.4,"ask_size":7.0,"iv":0.1726,"open_interest":69.0,"volume":19.0,"delta":0.584,"gamma":0.003,"vega":2.9436,"theta":-6.0541,"rho":0.4315,"theo":66.0065,"change":-1.1,"open":77.8,"high":93.92,"low":75.7,"tick":"up","last_trade_price":83.25,"last_trade_time":"2026-02-18T15:50:35","percent_change":-1.41206,"prev_day_close":77.8999977111816},{"option":"SPXW260223P06830000","bid":39.4,"bid_size":4.0,"ask":39.8,"ask_size":9.0,"iv":0.1725,"open_interest":199.0,"volume":127.0,"delta":-0.416,"gamma":0.003,"vega":2.9436,"theta":-6.0635,"rho":-0.3161,"theo":39.5815,"change":-20.65,"open":45.32,"high":46.2,"low":20.4,"tick":"down","last_trade_price":27.3,"last_trade_time":"2026-02-18T15:58:08","percent_change":-43.0657,"prev_day_close":31.1499996185303},{"option":"SPXW260223C06835000","bid":62.6,"bid_size":4.0,"ask":63.0,"ask_size":4.0,"iv":0.1709,"open_interest":105.0,"volume":31.0,"delta":0.5695,"gamma":0.003,"vega":2.9641,"theta":-6.0468,"rho":0.4208,"theo":62.6775,"change":9.95,"open":72.78,"high":94.99,"low":68.59,"tick":"down","last_trade_price":70.07,"last_trade_time":"2026-02-18T15:32:38","percent_change":15.1561,"prev_day_close":74.25},{"option":"SPXW260223P06835000","bid":41.1,"bid_size":4.0,"ask":41.5,"ask_size":9.0,"iv":0.1708,"open_interest":104.0,"volume":102.0,"delta":-0.4304,"gamma":0.003,"vega":2.9641,"theta":-6.0544,"rho":-0.3273,"theo":41.2501,"change":-21.25,"open":43.17,"high":43.17,"low":21.01,"tick":"down","last_trade_price":28.5,"last_trade_time":"2026-02-18T15:58:08","percent_change":-42.7136,"prev_day_close":32.4499988555908},{"option":"SPXW260223C06840000","bid":59.3,"bid_size":5.0,"ask":59.7,"ask_size":4.0,"iv":0.1693,"open_interest":83.0,"volume":43.0,"delta":0.5547,"gamma":0.0031,"vega":2.9809,"theta":-6.0288,"rho":0.41,"theo":59.4088,"change":11.4,"open":69.36,"high":91.15,"low":66.6,"tick":"up","last_trade_price":73.9,"last_trade_time":"2026-02-18T16:00:11","percent_change":18.24,"prev_day_close":70.6500015258789},{"option":"SPXW260223P06840000","bid":42.8,"bid_size":4.0,"ask":43.2,"ask_size":9.0,"iv":0.1691,"open_interest":326.0,"volume":310.0,"delta":-0.4452,"gamma":0.0031,"vega":2.9809,"theta":-6.0346,"rho":-0.3388,"theo":42.9791,"change":8.55,"open":47.55,"high":48.75,"low":21.8,"tick":"up","last_trade_price":32.89,"last_trade_time":"2026-02-18T16:13:51","percent_change":25.2212,"prev_day_close":33.8999996185303},{"option":"SPXW260223C06845000","bid":56.1,"bid_size":4.0,"ask":56.5,"ask_size":5.0,"iv":0.1674,"open_interest":121.0,"volume":53.0,"delta":0.5396,"gamma":0.0031,"vega":2.9938,"theta":-5.9996,"rho":0.399,"theo":56.2008,"change":-9.95,"open":63.9,"high":86.6,"low":60.3,"tick":"up","last_trade_price":65.32,"last_trade_time":"2026-02-18T15:38:49","percent_change":-14.8176,"prev_day_close":67.1500015258789},{"option":"SPXW260223P06845000","bid":44.6,"bid_size":2.0,"ask":45.0,"ask_size":9.0,"iv":0.1674,"open_interest":336.0,"volume":365.0,"delta":-0.4604,"gamma":0.0031,"vega":2.9938,"theta":-6.0036,"rho":-0.3503,"theo":44.7688,"change":9.6,"open":43.15,"high":43.15,"low":24.16,"tick":"down","last_trade_price":31.1,"last_trade_time":"2026-02-18T15:58:08","percent_change":27.157,"prev_day_close":35.3500003814697},{"option":"SPXW260223C06850000","bid":52.9,"bid_size":4.0,"ask":53.3,"ask_size":1.0,"iv":0.1657,"open_interest":190.0,"volume":77.0,"delta":0.5241,"gamma":0.0032,"vega":3.0026,"theta":-5.9589,"rho":0.3878,"theo":53.0545,"change":8.6,"open":60.19,"high":83.0,"low":56.34,"tick":"up","last_trade_price":69.8,"last_trade_time":"2026-02-18T15:53:02","percent_change":15.2482,"prev_day_close":63.6499996185303},{"option":"SPXW260223P06850000","bid":46.3,"bid_size":10.0,"ask":46.8,"ask_size":15.0,"iv":0.1653,"open_interest":2075.0,"volume":459.0,"delta":-0.4759,"gamma":0.0032,"vega":3.0026,"theta":-5.9612,"rho":-0.362,"theo":46.6202,"change":9.0,"open":52.89,"high":52.89,"low":23.6,"tick":"down","last_trade_price":35.3,"last_trade_time":"2026-02-18T16:05:16","percent_change":24.3902,"prev_day_close":36.8999996185303},{"option":"SPXW260223C06855000","bid":49.8,"bid_size":6.0,"ask":50.2,"ask_size":1.0,"iv":0.164,"open_interest":127.0,"volume":32.0,"delta":0.5082,"gamma":0.0032,"vega":3.0073,"theta":-5.9061,"rho":0.3761,"theo":49.9721,"change":9.3,"open":56.25,"high":79.4,"low":54.6,"tick":"down","last_trade_price":62.7,"last_trade_time":"2026-02-18T15:59:51","percent_change":17.4157,"prev_day_close":60.25},{"option":"SPXW260223P06855000","bid":48.2,"bid_size":8.0,"ask":48.7,"ask_size":6.0,"iv":0.1636,"open_interest":145.0,"volume":182.0,"delta":-0.4917,"gamma":0.0032,"vega":3.0073,"theta":-5.9066,"rho":-0.3743,"theo":48.5355,"change":-18.45,"open":50.87,"high":55.3,"low":26.0,"tick":"up","last_trade_price":33.9,"last_trade_time":"2026-02-18T15:58:08","percent_change":-32.0591,"prev_day_close":38.4499988555908},{"option":"SPXW260223C06860000","bid":46.8,"bid_size":5.0,"ask":47.2,"ask_size":9.0,"iv":0.1621,"open_interest":154.0,"volume":108.0,"delta":0.492,"gamma":0.0032,"vega":3.0074,"theta":-5.8405,"rho":0.3641,"theo":46.9567,"change":15.03,"open":53.0,"high":75.29,"low":50.07,"tick":"up","last_trade_price":65.53,"last_trade_time":"2026-02-18T15:54:40","percent_change":29.7624,"prev_day_close":56.9499988555908},{"option":"SPXW260223P06860000","bid":50.2,"bid_size":8.0,"ask":50.7,"ask_size":6.0,"iv":0.1617,"open_interest":565.0,"volume":571.0,"delta":-0.5079,"gamma":0.0032,"vega":3.0074,"theta":-5.8392,"rho":-0.3869,"theo":50.5177,"change":10.3,"open":53.8,"high":58.5,"low":27.48,"tick":"up","last_trade_price":37.0,"last_trade_time":"2026-02-18T15:59:13","percent_change":25.6538,"prev_day_close":40.1499996185303},{"option":"SPXW260223C06865000","bid":43.8,"bid_size":11.0,"ask":44.3,"ask_size":11.0,"iv":0.1602,"open_interest":113.0,"volume":174.0,"delta":0.4755,"gamma":0.0033,"vega":3.0026,"theta":-5.7618,"rho":0.3519,"theo":44.0098,"change":-7.85,"open":50.0,"high":71.3,"low":47.07,"tick":"down","last_trade_price":58.8,"last_trade_time":"2026-02-18T15:58:53","percent_change":-14.6319,"prev_day_close":53.6499996185303},{"option":"SPXW260223P06865000","bid":52.2,"bid_size":4.0,"ask":52.8,"ask_size":4.0,"iv":0.16,"open_interest":217.0,"volume":158.0,"delta":-0.5245,"gamma":0.0033,"vega":3.0026,"theta":-5.7587,"rho":-0.3996,"theo":52.5685,"change":5.95,"open":50.65,"high":51.35,"low":27.1,"tick":"up","last_trade_price":37.4,"last_trade_time":"2026-02-18T15:58:47","percent_change":14.2174,"prev_day_close":41.8500003814697},{"option":"SPXW260223C06870000","bid":41.0,"bid_size":4.0,"ask":41.4,"ask_size":11.0,"iv":0.1582,"open_interest":151.0,"volume":152.0,"delta":0.4586,"gamma":0.0033,"vega":2.9928,"theta":-5.6697,"rho":0.3396,"theo":41.1322,"change":-8.55,"open":46.0,"high":67.27,"low":44.48,"tick":"up","last_trade_price":57.6,"last_trade_time":"2026-02-18T15:57:12","percent_change":-16.9475,"prev_day_close":50.4499988555908},{"option":"SPXW260223P06870000","bid":54.3,"bid_size":4.0,"ask":54.9,"ask_size":4.0,"iv":0.158,"open_interest":328.0,"volume":193.0,"delta":-0.5414,"gamma":0.0033,"vega":2.9928,"theta":-5.6649,"rho":-0.4124,"theo":54.6886,"change":10.0,"open":61.5,"high":61.5,"low":30.23,"tick":"up","last_trade_price":41.6,"last_trade_time":"2026-02-18T15:59:42","percent_change":22.9095,"prev_day_close":43.6499996185303},{"option":"SPXW260223C06875000","bid":38.1,"bid_size":13.0,"ask":38.6,"ask_size":11.0,"iv":0.1562,"open_interest":185.0,"volume":116.0,"delta":0.4413,"gamma":0.0033,"vega":2.9773,"theta":-5.564,"rho":0.3269,"theo":38.3265,"change":-2.48,"open":42.1,"high":64.2,"low":41.83,"tick":"down","last_trade_price":50.55,"last_trade_time":"2026-02-18T16:00:02","percent_change":-5.23759,"prev_day_close":47.3500003814697},{"option":"SPXW260223P06875000","bid":56.5,"bid_size":3.0,"ask":57.1,"ask_size":3.0,"iv":0.156,"open_interest":1249.0,"volume":1471.0,"delta":-0.5587,"gamma":0.0033,"vega":2.9773,"theta":-5.5575,"rho":-0.4256,"theo":56.8806,"change":10.6,"open":54.13,"high":60.47,"low":30.97,"tick":"up","last_trade_price":42.55,"last_trade_time":"2026-02-18T16:00:02","percent_change":23.2967,"prev_day_close":45.5},{"option":"SPXW260223C06880000","bid":35.4,"bid_size":11.0,"ask":35.8,"ask_size":1.0,"iv":0.1541,"open_interest":142.0,"volume":162.0,"delta":0.4237,"gamma":0.0034,"vega":2.9556,"theta":-5.4442,"rho":0.3138,"theo":35.5971,"change":-8.35,"open":42.33,"high":61.9,"low":39.3,"tick":"up","last_trade_price":46.59,"last_trade_time":"2026-02-18T16:02:51","percent_change":-18.8701,"prev_day_close":44.25},{"option":"SPXW260223P06880000","bid":58.8,"bid_size":3.0,"ask":59.4,"ask_size":2.0,"iv":0.1541,"open_interest":314.0,"volume":342.0,"delta":-0.5763,"gamma":0.0034,"vega":2.9556,"theta":-5.4359,"rho":-0.4394,"theo":59.1489,"change":10.25,"open":60.0,"high":64.3,"low":32.42,"tick":"down","last_trade_price":46.11,"last_trade_time":"2026-02-18T16:13:51","percent_change":21.6017,"prev_day_close":47.4499988555908},{"option":"SPXW260223C06885000","bid":32.8,"bid_size":11.0,"ask":33.2,"ask_size":5.0,"iv":0.1522,"open_interest":209.0,"volume":256.0,"delta":0.4057,"gamma":0.0034,"vega":2.9279,"theta":-5.31,"rho":0.3005,"theo":32.9474,"change":6.17,"open":39.58,"high":58.12,"low":35.6,"tick":"down","last_trade_price":43.22,"last_trade_time":"2026-02-18T16:04:38","percent_change":16.6532,"prev_day_close":41.25},{"option":"SPXW260223P06885000","bid":61.2,"bid_size":3.0,"ask":61.7,"ask_size":2.0,"iv":0.152,"open_interest":250.0,"volume":361.0,"delta":-0.5942,"gamma":0.0034,"vega":2.9279,"theta":-5.3,"rho":-0.4532,"theo":61.4968,"change":-0.15,"open":60.34,"high":61.27,"low":33.48,"tick":"up","last_trade_price":46.4,"last_trade_time":"2026-02-18T15:59:31","percent_change":-0.303334,"prev_day_close":49.4499988555908},{"option":"SPXW260223C06890000","bid":30.2,"bid_size":12.0,"ask":30.6,"ask_size":3.0,"iv":0.1499,"open_interest":189.0,"volume":157.0,"delta":0.3875,"gamma":0.0034,"vega":2.8942,"theta":-5.1618,"rho":0.2872,"theo":30.3795,"change":-4.45,"open":35.3,"high":54.95,"low":33.65,"tick":"no_change","last_trade_price":40.0,"last_trade_time":"2026-02-18T16:13:30","percent_change":-11.6037,"prev_day_close":38.3500003814697},{"option":"SPXW260223P06890000","bid":63.6,"bid_size":4.0,"ask":64.2,"ask_size":3.0,"iv":0.1499,"open_interest":469.0,"volume":345.0,"delta":-0.6125,"gamma":0.0034,"vega":2.8942,"theta":-5.1499,"rho":-0.467,"theo":63.9267,"change":-7.15,"open":67.5,"high":67.5,"low":36.08,"tick":"up","last_trade_price":48.0,"last_trade_time":"2026-02-18T15:59:26","percent_change":-13.87,"prev_day_close":51.5500011444092},{"option":"SPXW260223C06895000","bid":27.8,"bid_size":12.0,"ask":28.2,"ask_size":12.0,"iv":0.148,"open_interest":178.0,"volume":135.0,"delta":0.3689,"gamma":0.0034,"vega":2.8532,"theta":-4.9996,"rho":0.2735,"theo":27.8984,"change":-6.55,"open":33.9,"high":51.75,"low":32.8,"tick":"down","last_trade_price":38.9,"last_trade_time":"2026-02-18T15:59:12","percent_change":-18.4248,"prev_day_close":35.5500011444092},{"option":"SPXW260223P06895000","bid":66.2,"bid_size":3.0,"ask":66.7,"ask_size":2.0,"iv":0.1479,"open_interest":184.0,"volume":263.0,"delta":-0.631,"gamma":0.0034,"vega":2.8532,"theta":-4.986,"rho":-0.4813,"theo":66.4432,"change":-30.2,"open":65.1,"high":65.1,"low":37.4,"tick":"down","last_trade_price":46.1,"last_trade_time":"2026-02-18T15:56:08","percent_change":-39.5806,"prev_day_close":53.75},{"option":"SPXW260223C06900000","bid":25.4,"bid_size":13.0,"ask":25.8,"ask_size":4.0,"iv":0.1458,"open_interest":466.0,"volume":433.0,"delta":0.3501,"gamma":0.0034,"vega":2.8042,"theta":-4.8237,"rho":0.2593,"theo":25.5114,"change":-6.67,"open":33.0,"high":48.23,"low":28.31,"tick":"down","last_trade_price":33.6,"last_trade_time":"2026-02-18T16:10:03","percent_change":-20.3044,"prev_day_close":32.8500003814697},{"option":"SPXW260223P06900000","bid":68.8,"bid_size":4.0,"ask":69.4,"ask_size":3.0,"iv":0.1458,"open_interest":475.0,"volume":355.0,"delta":-0.6499,"gamma":0.0034,"vega":2.8042,"theta":-4.8083,"rho":-0.496,"theo":69.0538,"change":0.45,"open":75.6,"high":75.8,"low":37.3,"tick":"down","last_trade_price":53.67,"last_trade_time":"2026-02-18T16:03:43","percent_change":0.804292,"prev_day_close":55.9499988555908},{"option":"SPXW260223C06905000","bid":23.2,"bid_size":1.0,"ask":23.5,"ask_size":4.0,"iv":0.1437,"open_interest":186.0,"volume":271.0,"delta":0.331,"gamma":0.0033,"vega":2.7484,"theta":-4.6348,"rho":0.2453,"theo":23.2247,"change":-5.85,"open":40.52,"high":45.75,"low":27.8,"tick":"up","last_trade_price":31.87,"last_trade_time":"2026-02-18T16:04:38","percent_change":-19.403,"prev_day_close":30.1499996185303},{"option":"SPXW260223P06905000","bid":71.6,"bid_size":1.0,"ask":72.1,"ask_size":1.0,"iv":0.1435,"open_interest":101.0,"volume":137.0,"delta":-0.6689,"gamma":0.0033,"vega":2.7484,"theta":-4.6177,"rho":-0.5105,"theo":71.7648,"change":-10.95,"open":76.29,"high":76.29,"low":41.0,"tick":"down","last_trade_price":52.9,"last_trade_time":"2026-02-18T15:51:14","percent_change":-18.7661,"prev_day_close":58.3500003814697},{"option":"SPXW260223C06910000","bid":21.0,"bid_size":10.0,"ask":21.4,"ask_size":13.0,"iv":0.1414,"open_interest":181.0,"volume":181.0,"delta":0.3118,"gamma":0.0033,"vega":2.6857,"theta":-4.4345,"rho":0.2312,"theo":21.0451,"change":-6.1,"open":26.7,"high":41.9,"low":23.7,"tick":"up","last_trade_price":32.9,"last_trade_time":"2026-02-18T15:56:52","percent_change":-22.1014,"prev_day_close":27.6000003814697},{"option":"SPXW260223P06910000","bid":74.4,"bid_size":1.0,"ask":74.9,"ask_size":2.0,"iv":0.1414,"open_interest":308.0,"volume":215.0,"delta":-0.6881,"gamma":0.0033,"vega":2.6857,"theta":-4.4156,"rho":-0.5252,"theo":74.5829,"change":6.0,"open":72.87,"high":72.87,"low":42.6,"tick":"down","last_trade_price":55.15,"last_trade_time":"2026-02-18T15:51:14","percent_change":9.86842,"prev_day_close":60.7999992370606},{"option":"SPXW260223C06915000","bid":18.9,"bid_size":14.0,"ask":19.3,"ask_size":5.0,"iv":0.1392,"open_interest":240.0,"volume":63.0,"delta":0.2926,"gamma":0.0033,"vega":2.6141,"theta":-4.2245,"rho":0.2168,"theo":18.984,"change":-1.25,"open":23.7,"high":39.23,"low":21.9,"tick":"down","last_trade_price":26.32,"last_trade_time":"2026-02-18T16:07:05","percent_change":-4.97018,"prev_day_close":25.1499996185303},{"option":"SPXW260223P06915000","bid":74.0,"bid_size":17.0,"ask":81.2,"ask_size":17.0,"iv":0.1396,"open_interest":38.0,"volume":36.0,"delta":-0.7074,"gamma":0.0033,"vega":2.6141,"theta":-4.2038,"rho":-0.5402,"theo":77.5195,"change":0.35,"open":79.3,"high":79.3,"low":46.65,"tick":"down","last_trade_price":57.5,"last_trade_time":"2026-02-18T15:51:14","percent_change":0.552486,"prev_day_close":63.3500003814697},{"option":"SPXW260223C06920000","bid":17.0,"bid_size":15.0,"ask":17.3,"ask_size":4.0,"iv":0.137,"open_interest":623.0,"volume":164.0,"delta":0.2734,"gamma":0.0032,"vega":2.535,"theta":-4.0071,"rho":0.2026,"theo":17.0532,"change":-5.13,"open":22.6,"high":35.7,"low":19.1,"tick":"no_change","last_trade_price":24.19,"last_trade_time":"2026-02-18T16:04:36","percent_change":-22.5494,"prev_day_close":22.75},{"option":"SPXW260223P06920000","bid":80.2,"bid_size":1.0,"ask":81.1,"ask_size":1.0,"iv":0.1369,"open_interest":366.0,"volume":279.0,"delta":-0.7265,"gamma":0.0032,"vega":2.535,"theta":-3.9847,"rho":-0.555,"theo":80.5864,"change":-10.35,"open":81.84,"high":81.84,"low":45.1,"tick":"down","last_trade_price":60.97,"last_trade_time":"2026-02-18T15:48:00","percent_change":-15.6937,"prev_day_close":65.9500007629394},{"option":"SPXW260223C06925000","bid":15.2,"bid_size":11.0,"ask":15.5,"ask_size":10.0,"iv":0.1349,"open_interest":298.0,"volume":158.0,"delta":0.2545,"gamma":0.0032,"vega":2.4507,"theta":-3.7856,"rho":0.1887,"theo":15.2615,"change":-5.05,"open":20.4,"high":33.67,"low":18.26,"tick":"down","last_trade_price":21.58,"last_trade_time":"2026-02-18T16:07:05","percent_change":-24.5742,"prev_day_close":20.5500001907349},{"option":"SPXW260223P06925000","bid":83.4,"bid_size":1.0,"ask":84.2,"ask_size":1.0,"iv":0.1346,"open_interest":333.0,"volume":66.0,"delta":-0.7454,"gamma":0.0032,"vega":2.4507,"theta":-3.7615,"rho":-0.5694,"theo":83.7924,"change":-5.1,"open":77.3,"high":77.3,"low":50.4,"tick":"down","last_trade_price":62.2,"last_trade_time":"2026-02-18T14:26:08","percent_change":-7.42358,"prev_day_close":68.7000007629394},{"option":"SPXW260223C06930000","bid":13.5,"bid_size":2.0,"ask":13.8,"ask_size":15.0,"iv":0.1324,"open_interest":591.0,"volume":101.0,"delta":0.236,"gamma":0.0031,"vega":2.3593,"theta":-3.5628,"rho":0.1748,"theo":13.6138,"change":-4.05,"open":21.11,"high":30.42,"low":15.62,"tick":"up","last_trade_price":22.48,"last_trade_time":"2026-02-18T15:54:26","percent_change":-22.0708,"prev_day_close":18.3500003814697},{"option":"SPXW260223P06930000","bid":86.7,"bid_size":1.0,"ask":87.5,"ask_size":1.0,"iv":0.1323,"open_interest":354.0,"volume":22.0,"delta":-0.764,"gamma":0.0031,"vega":2.3593,"theta":-3.5369,"rho":-0.5838,"theo":87.1424,"change":-32.8,"open":87.08,"high":87.08,"low":59.94,"tick":"down","last_trade_price":62.9,"last_trade_time":"2026-02-18T15:55:21","percent_change":-34.2738,"prev_day_close":70.7999992370606},{"option":"SPXW260223C06935000","bid":11.9,"bid_size":2.0,"ask":12.2,"ask_size":15.0,"iv":0.1302,"open_interest":140.0,"volume":141.0,"delta":0.2179,"gamma":0.003,"vega":2.2612,"theta":-3.3369,"rho":0.1613,"theo":12.0918,"change":4.15,"open":16.77,"high":27.88,"low":13.6,"tick":"down","last_trade_price":16.95,"last_trade_time":"2026-02-18T16:11:39","percent_change":25.3823,"prev_day_close":16.3500003814697},{"option":"SPXW260223P06935000","bid":87.1,"bid_size":2.0,"ask":93.9,"ask_size":12.0,"iv":0.1307,"open_interest":176.0,"volume":13.0,"delta":-0.7821,"gamma":0.003,"vega":2.2612,"theta":-3.3092,"rho":-0.5979,"theo":90.618,"change":-11.55,"open":81.84,"high":81.88,"low":55.95,"tick":"up","last_trade_price":70.0,"last_trade_time":"2026-02-18T15:59:32","percent_change":-15.661,"prev_day_close":73.75},{"option":"SPXW260223C06940000","bid":10.4,"bid_size":12.0,"ask":10.7,"ask_size":5.0,"iv":0.1284,"open_interest":398.0,"volume":173.0,"delta":0.1998,"gamma":0.0029,"vega":2.1573,"theta":-3.1008,"rho":0.148,"theo":10.6483,"change":-3.25,"open":15.48,"high":25.5,"low":12.4,"tick":"up","last_trade_price":16.5,"last_trade_time":"2026-02-18T15:49:37","percent_change":-22.4914,"prev_day_close":14.4500002861023},{"option":"SPXW260223P06940000","bid":93.6,"bid_size":1.0,"ask":94.4,"ask_size":2.0,"iv":0.128,"open_interest":274.0,"volume":27.0,"delta":-0.8001,"gamma":0.0029,"vega":2.1573,"theta":-3.0713,"rho":-0.6116,"theo":94.1722,"change":-26.95,"open":66.84,"high":88.5,"low":59.2,"tick":"down","last_trade_price":75.25,"last_trade_time":"2026-02-18T16:00:39","percent_change":-26.3699,"prev_day_close":76.7999992370606},{"option":"SPXW260223C06945000","bid":9.0,"bid_size":16.0,"ask":9.3,"ask_size":5.0,"iv":0.126,"open_interest":236.0,"volume":148.0,"delta":0.1819,"gamma":0.0028,"vega":2.0448,"theta":-2.8549,"rho":0.1346,"theo":9.2826,"change":-3.05,"open":14.51,"high":22.7,"low":10.5,"tick":"down","last_trade_price":13.3,"last_trade_time":"2026-02-18T16:07:26","percent_change":-24.1107,"prev_day_close":12.6500000953674},{"option":"SPXW260223P06945000","bid":94.3,"bid_size":2.0,"ask":101.2,"ask_size":13.0,"iv":0.1264,"open_interest":153.0,"volume":5.0,"delta":-0.818,"gamma":0.0028,"vega":2.0448,"theta":-2.8237,"rho":-0.6257,"theo":97.8043,"change":-43.88,"open":97.6,"high":97.6,"low":61.97,"tick":"down","last_trade_price":61.97,"last_trade_time":"2026-02-18T12:27:49","percent_change":-41.4549,"prev_day_close":80.0},{"option":"SPXW260223C06950000","bid":7.8,"bid_size":13.0,"ask":8.0,"ask_size":4.0,"iv":0.1236,"open_interest":869.0,"volume":798.0,"delta":0.1642,"gamma":0.0026,"vega":1.924,"theta":-2.6026,"rho":0.1215,"theo":8.0069,"change":-2.75,"open":12.41,"high":21.5,"low":9.1,"tick":"no_change","last_trade_price":11.4,"last_trade_time":"2026-02-18T16:11:39","percent_change":-25.1142,"prev_day_close":10.9500002861023},{"option":"SPXW260223P06950000","bid":100.9,"bid_size":1.0,"ask":101.8,"ask_size":2.0,"iv":0.1238,"open_interest":614.0,"volume":48.0,"delta":-0.8357,"gamma":0.0026,"vega":1.924,"theta":-2.5696,"rho":-0.6393,"theo":101.5262,"change":-28.72,"open":92.37,"high":96.0,"low":61.4,"tick":"up","last_trade_price":80.58,"last_trade_time":"2026-02-18T16:00:39","percent_change":-26.2763,"prev_day_close":83.3999977111816},{"option":"SPXW260223C06955000","bid":6.7,"bid_size":2.0,"ask":6.9,"ask_size":5.0,"iv":0.1216,"open_interest":313.0,"volume":134.0,"delta":0.1469,"gamma":0.0025,"vega":1.7987,"theta":-2.3479,"rho":0.1087,"theo":6.8301,"change":-2.35,"open":10.93,"high":19.74,"low":7.8,"tick":"down","last_trade_price":9.8,"last_trade_time":"2026-02-18T16:11:21","percent_change":-24.8677,"prev_day_close":9.4500002861023},{"option":"SPXW260223P06955000","bid":101.9,"bid_size":2.0,"ask":108.8,"ask_size":13.0,"iv":0.1221,"open_interest":108.0,"volume":0.0,"delta":-0.853,"gamma":0.0025,"vega":1.7987,"theta":-2.3132,"rho":-0.6526,"theo":105.347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.3,"last_trade_time":"2026-02-17T15:32:35","percent_change":0.0,"prev_day_close":87.25},{"option":"SPXW260223C06960000","bid":5.7,"bid_size":2.0,"ask":5.9,"ask_size":4.0,"iv":0.1196,"open_interest":569.0,"volume":381.0,"delta":0.1302,"gamma":0.0023,"vega":1.6666,"theta":-2.0956,"rho":0.0962,"theo":5.7631,"change":-2.45,"open":10.04,"high":17.06,"low":6.6,"tick":"down","last_trade_price":8.28,"last_trade_time":"2026-02-18T16:09:35","percent_change":-30.4348,"prev_day_close":8.04999995231628},{"option":"SPXW260223P06960000","bid":104.1,"bid_size":2.0,"ask":114.7,"ask_size":2.0,"iv":0.1205,"open_interest":100.0,"volume":26.0,"delta":-0.8697,"gamma":0.0023,"vega":1.6666,"theta":-2.0591,"rho":-0.6657,"theo":109.2778,"change":-32.55,"open":112.83,"high":112.83,"low":68.32,"tick":"down","last_trade_price":83.8,"last_trade_time":"2026-02-18T15:59:08","percent_change":-27.9759,"prev_day_close":90.1999969482422},{"option":"SPXW260223C06965000","bid":4.8,"bid_size":3.0,"ask":5.0,"ask_size":29.0,"iv":0.1179,"open_interest":618.0,"volume":349.0,"delta":0.1143,"gamma":0.0022,"vega":1.5322,"theta":-1.8504,"rho":0.0845,"theo":4.8118,"change":-1.4,"open":8.6,"high":15.8,"low":5.7,"tick":"down","last_trade_price":7.05,"last_trade_time":"2026-02-18T16:11:39","percent_change":-20.5882,"prev_day_close":6.79999995231628},{"option":"SPXW260223P06965000","bid":112.9,"bid_size":1.0,"ask":113.8,"ask_size":1.0,"iv":0.1175,"open_interest":230.0,"volume":6.0,"delta":-0.8856,"gamma":0.0022,"vega":1.5322,"theta":-1.8122,"rho":-0.678,"theo":113.3241,"change":-18.48,"open":89.66,"high":103.02,"low":73.8,"tick":"up","last_trade_price":103.02,"last_trade_time":"2026-02-18T15:06:27","percent_change":-15.2099,"prev_day_close":94.1000022888184},{"option":"SPXW260223C06970000","bid":4.0,"bid_size":3.0,"ask":4.2,"ask_size":29.0,"iv":0.1159,"open_interest":446.0,"volume":313.0,"delta":0.0995,"gamma":0.002,"vega":1.3973,"theta":-1.6174,"rho":0.0733,"theo":3.9796,"change":-0.56,"open":7.82,"high":14.0,"low":5.3,"tick":"up","last_trade_price":6.19,"last_trade_time":"2026-02-18T16:14:35","percent_change":-8.2963,"prev_day_close":5.65000009536743},{"option":"SPXW260223P06970000","bid":110.4,"bid_size":12.0,"ask":124.5,"ask_size":3.0,"iv":0.1147,"open_interest":107.0,"volume":4.0,"delta":-0.9005,"gamma":0.002,"vega":1.3973,"theta":-1.5774,"rho":-0.6897,"theo":117.4896,"change":-31.9,"open":88.58,"high":92.2,"low":79.3,"tick":"up","last_trade_price":92.2,"last_trade_time":"2026-02-18T14:28:32","percent_change":-25.7051,"prev_day_close":98.3000030517578},{"option":"SPXW260223C06975000","bid":3.3,"bid_size":4.0,"ask":3.5,"ask_size":29.0,"iv":0.114,"open_interest":668.0,"volume":675.0,"delta":0.0858,"gamma":0.0018,"vega":1.2636,"theta":-1.4009,"rho":0.0633,"theo":3.266,"change":-1.05,"open":5.3,"high":12.0,"low":3.7,"tick":"up","last_trade_price":5.14,"last_trade_time":"2026-02-18T16:14:35","percent_change":-22.5806,"prev_day_close":4.64999985694885},{"option":"SPXW260223P06975000","bid":114.9,"bid_size":12.0,"ask":126.3,"ask_size":2.0,"iv":0.1017,"open_interest":167.0,"volume":11.0,"delta":-0.9142,"gamma":0.0018,"vega":1.2636,"theta":-1.3591,"rho":-0.7003,"theo":121.7737,"change":-28.03,"open":101.58,"high":101.58,"low":80.18,"tick":"up","last_trade_price":100.47,"last_trade_time":"2026-02-18T16:10:20","percent_change":-21.8132,"prev_day_close":101.799999237061},{"option":"SPXW260223C06980000","bid":2.75,"bid_size":3.0,"ask":2.85,"ask_size":10.0,"iv":0.1122,"open_interest":490.0,"volume":387.0,"delta":0.0735,"gamma":0.0017,"vega":1.1358,"theta":-1.2044,"rho":0.0541,"theo":2.6654,"change":0.6,"open":5.5,"high":10.02,"low":3.3,"tick":"down","last_trade_price":3.8,"last_trade_time":"2026-02-18T16:09:35","percent_change":15.7895,"prev_day_close":3.80000007152557},{"option":"SPXW260223P06980000","bid":125.8,"bid_size":1.0,"ask":126.7,"ask_size":1.0,"iv":0.1126,"open_interest":270.0,"volume":13.0,"delta":-0.9265,"gamma":0.0017,"vega":1.1358,"theta":-1.1608,"rho":-0.71,"theo":126.1708,"change":-17.27,"open":118.32,"high":126.52,"low":82.6,"tick":"up","last_trade_price":115.48,"last_trade_time":"2026-02-18T14:54:00","percent_change":-13.0094,"prev_day_close":106.450000762939},{"option":"SPXW260223C06985000","bid":2.25,"bid_size":2.0,"ask":2.35,"ask_size":18.0,"iv":0.1106,"open_interest":315.0,"volume":250.0,"delta":0.0626,"gamma":0.0015,"vega":1.0143,"theta":-1.0302,"rho":0.0461,"theo":2.1704,"change":0.75,"open":4.3,"high":9.1,"low":2.7,"tick":"down","last_trade_price":3.15,"last_trade_time":"2026-02-18T16:12:52","percent_change":24.5902,"prev_day_close":3.04999995231628},{"option":"SPXW260223P06985000","bid":130.3,"bid_size":1.0,"ask":131.2,"ask_size":1.0,"iv":0.1105,"open_interest":476.0,"volume":11.0,"delta":-0.9373,"gamma":0.0015,"vega":1.0143,"theta":-0.9849,"rho":-0.7185,"theo":130.6734,"change":-28.3,"open":99.47,"high":109.3,"low":99.47,"tick":"up","last_trade_price":109.3,"last_trade_time":"2026-02-18T16:12:39","percent_change":-20.5669,"prev_day_close":110.699996948242},{"option":"SPXW260223C06990000","bid":1.8,"bid_size":8.0,"ask":1.9,"ask_size":16.0,"iv":0.1087,"open_interest":653.0,"volume":549.0,"delta":0.0533,"gamma":0.0013,"vega":0.9032,"theta":-0.8792,"rho":0.0391,"theo":1.7686,"change":-0.58,"open":4.01,"high":7.9,"low":2.1,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-18T16:14:55","percent_change":-24.1667,"prev_day_close":2.39999997615814},{"option":"SPXW260223P06990000","bid":128.3,"bid_size":12.0,"ask":141.4,"ask_size":2.0,"iv":0.1021,"open_interest":119.0,"volume":17.0,"delta":-0.9467,"gamma":0.0013,"vega":0.9032,"theta":-0.8322,"rho":-0.726,"theo":135.2694,"change":-49.59,"open":99.81,"high":99.81,"low":89.33,"tick":"no_change","last_trade_price":90.86,"last_trade_time":"2026-02-18T13:14:59","percent_change":-35.3079,"prev_day_close":115.0},{"option":"SPXW260223C06995000","bid":1.45,"bid_size":11.0,"ask":1.55,"ask_size":17.0,"iv":0.1073,"open_interest":480.0,"volume":508.0,"delta":0.0453,"gamma":0.0012,"vega":0.8027,"theta":-0.7512,"rho":0.0332,"theo":1.4482,"change":0.3,"open":3.0,"high":6.4,"low":1.77,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-18T16:11:19","percent_change":15.7895,"prev_day_close":1.90000003576279},{"option":"SPXW260223P06995000","bid":132.8,"bid_size":12.0,"ask":145.4,"ask_size":3.0,"iv":0.0915,"open_interest":27.0,"volume":11.0,"delta":-0.9546,"gamma":0.0012,"vega":0.8027,"theta":-0.7023,"rho":-0.7325,"theo":139.9467,"change":-44.4,"open":134.74,"high":134.74,"low":100.95,"tick":"down","last_trade_price":100.95,"last_trade_time":"2026-02-18T12:03:31","percent_change":-30.547,"prev_day_close":119.949996948242},{"option":"SPXW260223C07000000","bid":1.2,"bid_size":5.0,"ask":1.25,"ask_size":21.0,"iv":0.1063,"open_interest":1622.0,"volume":1567.0,"delta":0.0387,"gamma":0.001,"vega":0.7138,"theta":-0.6442,"rho":0.0284,"theo":1.195,"change":-0.15,"open":2.55,"high":5.76,"low":1.25,"tick":"up","last_trade_price":1.64,"last_trade_time":"2026-02-18T16:13:21","percent_change":-10.3448,"prev_day_close":1.44999998807907},{"option":"SPXW260223P07000000","bid":144.3,"bid_size":2.0,"ask":145.2,"ask_size":3.0,"iv":0.1067,"open_interest":474.0,"volume":26.0,"delta":-0.9613,"gamma":0.001,"vega":0.7138,"theta":-0.5936,"rho":-0.7379,"theo":144.6911,"change":-43.65,"open":146.42,"high":146.42,"low":101.56,"tick":"up","last_trade_price":107.2,"last_trade_time":"2026-02-18T13:40:10","percent_change":-28.936,"prev_day_close":123.75},{"option":"SPXW260223C07005000","bid":0.95,"bid_size":16.0,"ask":1.0,"ask_size":15.0,"iv":0.1049,"open_interest":762.0,"volume":726.0,"delta":0.0332,"gamma":0.0009,"vega":0.6366,"theta":-0.5562,"rho":0.0242,"theo":0.9965,"change":-0.155,"open":2.35,"high":5.0,"low":0.85,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-18T16:14:54","percent_change":-13.7778,"prev_day_close":1.125},{"option":"SPXW260223P07005000","bid":142.5,"bid_size":12.0,"ask":154.7,"ask_size":3.0,"iv":0.0773,"open_interest":14.0,"volume":10.0,"delta":-0.9668,"gamma":0.0009,"vega":0.6366,"theta":-0.5038,"rho":-0.7426,"theo":149.4903,"change":-10.92,"open":143.58,"high":143.58,"low":143.58,"tick":"no_change","last_trade_price":143.58,"last_trade_time":"2026-02-18T09:40:30","percent_change":-7.06796,"prev_day_close":129.599998474121},{"option":"SPXW260223C07010000","bid":0.75,"bid_size":14.0,"ask":0.85,"ask_size":29.0,"iv":0.1043,"open_interest":1718.0,"volume":1561.0,"delta":0.0287,"gamma":0.0008,"vega":0.5697,"theta":-0.4841,"rho":0.021,"theo":0.8409,"change":0.75,"open":1.75,"high":4.0,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:59:51","percent_change":88.2353,"prev_day_close":0.849999994039536},{"option":"SPXW260223P07010000","bid":147.1,"bid_size":11.0,"ask":159.5,"ask_size":1.0,"iv":0.0,"open_interest":12.0,"volume":0.0,"delta":-0.9713,"gamma":0.0008,"vega":0.5697,"theta":-0.43,"rho":-0.7464,"theo":154.3324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.45,"last_trade_time":"2026-02-17T09:49:14","percent_change":0.0,"prev_day_close":133.849998474121},{"option":"SPXW260223C07015000","bid":0.6,"bid_size":17.0,"ask":0.7,"ask_size":94.0,"iv":0.1036,"open_interest":1492.0,"volume":1307.0,"delta":0.025,"gamma":0.0007,"vega":0.5123,"theta":-0.4249,"rho":0.0182,"theo":0.7181,"change":0.1,"open":1.35,"high":3.4,"low":0.4,"tick":"up","last_trade_price":0.72,"last_trade_time":"2026-02-18T16:13:11","percent_change":15.3846,"prev_day_close":0.650000005960464},{"option":"SPXW260223P07015000","bid":152.1,"bid_size":11.0,"ask":165.9,"ask_size":1.0,"iv":0.0999,"open_interest":2.0,"volume":0.0,"delta":-0.975,"gamma":0.0007,"vega":0.5123,"theta":-0.3691,"rho":-0.7497,"theo":159.2072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.91,"last_trade_time":"2026-02-11T10:20:21","percent_change":0.0,"prev_day_close":137.649993896484},{"option":"SPXW260223C07020000","bid":0.5,"bid_size":15.0,"ask":0.55,"ask_size":23.0,"iv":0.103,"open_interest":1632.0,"volume":1656.0,"delta":0.0219,"gamma":0.0006,"vega":0.4628,"theta":-0.3762,"rho":0.016,"theo":0.6203,"change":0.225,"open":1.1,"high":2.82,"low":0.3,"tick":"up","last_trade_price":0.58,"last_trade_time":"2026-02-18T16:13:59","percent_change":47.3684,"prev_day_close":0.474999994039536},{"option":"SPXW260223P07020000","bid":156.8,"bid_size":10.0,"ask":171.0,"ask_size":2.0,"iv":0.0995,"open_interest":19.0,"volume":0.0,"delta":-0.978,"gamma":0.0006,"vega":0.4628,"theta":-0.3186,"rho":-0.7525,"theo":164.1071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.4,"last_trade_time":"2026-02-12T09:44:35","percent_change":0.0,"prev_day_close":142.899993896484},{"option":"SPXW260223C07025000","bid":0.4,"bid_size":16.0,"ask":0.45,"ask_size":23.0,"iv":0.1025,"open_interest":2566.0,"volume":654.0,"delta":0.0194,"gamma":0.0006,"vega":0.4198,"theta":-0.3355,"rho":0.0141,"theo":0.5411,"change":0.25,"open":1.05,"high":2.25,"low":0.2,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:09:02","percent_change":71.4286,"prev_day_close":0.350000008940697},{"option":"SPXW260223P07025000","bid":161.7,"bid_size":1.0,"ask":175.9,"ask_size":2.0,"iv":0.0984,"open_interest":12.0,"volume":0.0,"delta":-0.9806,"gamma":0.0006,"vega":0.4198,"theta":-0.2761,"rho":-0.7549,"theo":169.0256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.2,"last_trade_time":"2026-02-12T09:44:35","percent_change":0.0,"prev_day_close":147.299995422363},{"option":"SPXW260223C07030000","bid":0.3,"bid_size":21.0,"ask":0.4,"ask_size":30.0,"iv":0.1023,"open_interest":635.0,"volume":242.0,"delta":0.0172,"gamma":0.0005,"vega":0.3822,"theta":-0.3009,"rho":0.0125,"theo":0.4757,"change":0.25,"open":0.92,"high":1.92,"low":0.15,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:12:11","percent_change":83.3333,"prev_day_close":0.299999997019768},{"option":"SPXW260223P07030000","bid":166.8,"bid_size":1.0,"ask":180.5,"ask_size":1.0,"iv":0.0933,"open_interest":15.0,"volume":0.0,"delta":-0.9828,"gamma":0.0005,"vega":0.3822,"theta":-0.2398,"rho":-0.757,"theo":173.9579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.55,"last_trade_time":"2026-02-13T14:56:27","percent_change":0.0,"prev_day_close":152.650001525879},{"option":"SPXW260223C07035000","bid":0.25,"bid_size":17.0,"ask":0.35,"ask_size":30.0,"iv":0.1027,"open_interest":2265.0,"volume":267.0,"delta":0.0153,"gamma":0.0005,"vega":0.3489,"theta":-0.2712,"rho":0.0111,"theo":0.4209,"change":0.07,"open":0.7,"high":1.6,"low":0.15,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:11:07","percent_change":28.0,"prev_day_close":0.250000007450581},{"option":"SPXW260223P07035000","bid":171.8,"bid_size":1.0,"ask":185.7,"ask_size":1.0,"iv":0.1036,"open_interest":1.0,"volume":0.0,"delta":-0.9846,"gamma":0.0005,"vega":0.3489,"theta":-0.2084,"rho":-0.759,"theo":178.9008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":99.88,"last_trade_time":"2026-02-10T15:31:53","percent_change":0.0,"prev_day_close":157.450004577637},{"option":"SPXW260223C07040000","bid":0.2,"bid_size":29.0,"ask":0.3,"ask_size":31.0,"iv":0.1027,"open_interest":820.0,"volume":490.0,"delta":0.0137,"gamma":0.0004,"vega":0.3192,"theta":-0.2454,"rho":0.01,"theo":0.3744,"change":-0.15,"open":0.54,"high":1.24,"low":0.05,"tick":"up","last_trade_price":0.17,"last_trade_time":"2026-02-18T16:13:59","percent_change":-33.3333,"prev_day_close":0.200000002980232},{"option":"SPXW260223P07040000","bid":176.7,"bid_size":1.0,"ask":190.4,"ask_size":1.0,"iv":0.0894,"open_interest":0.0,"volume":0.0,"delta":-0.9862,"gamma":0.0004,"vega":0.3192,"theta":-0.1807,"rho":-0.7607,"theo":183.8519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":163.150001525879},{"option":"SPXW260223C07045000","bid":0.2,"bid_size":8.0,"ask":0.25,"ask_size":14.0,"iv":0.1038,"open_interest":702.0,"volume":387.0,"delta":0.0123,"gamma":0.0004,"vega":0.2926,"theta":-0.2227,"rho":0.0089,"theo":0.3343,"change":-0.18,"open":0.55,"high":1.1,"low":0.05,"tick":"up","last_trade_price":0.17,"last_trade_time":"2026-02-18T16:13:11","percent_change":-51.4286,"prev_day_close":0.150000002235174},{"option":"SPXW260223P07045000","bid":181.5,"bid_size":1.0,"ask":195.7,"ask_size":2.0,"iv":0.097,"open_interest":0.0,"volume":0.0,"delta":-0.9876,"gamma":0.0004,"vega":0.2926,"theta":-0.1562,"rho":-0.7622,"theo":188.8096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":167.0},{"option":"SPXW260223C07050000","bid":0.15,"bid_size":18.0,"ask":0.25,"ask_size":32.0,"iv":0.1047,"open_interest":1434.0,"volume":363.0,"delta":0.0111,"gamma":0.0004,"vega":0.2686,"theta":-0.2025,"rho":0.008,"theo":0.2995,"change":-0.08,"open":0.34,"high":0.87,"low":0.05,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:03:28","percent_change":-26.6667,"prev_day_close":0.12500000372529},{"option":"SPXW260223P07050000","bid":186.7,"bid_size":1.0,"ask":199.3,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":1.0,"delta":-0.9888,"gamma":0.0004,"vega":0.2686,"theta":-0.1343,"rho":-0.7637,"theo":193.7724,"change":-50.46,"open":148.14,"high":148.14,"low":148.14,"tick":"down","last_trade_price":148.14,"last_trade_time":"2026-02-18T11:20:12","percent_change":-25.4079,"prev_day_close":172.900001525879},{"option":"SPXW260223C07055000","bid":0.15,"bid_size":8.0,"ask":0.2,"ask_size":9.0,"iv":0.1054,"open_interest":485.0,"volume":97.0,"delta":0.01,"gamma":0.0003,"vega":0.2469,"theta":-0.1846,"rho":0.0072,"theo":0.2692,"change":-0.1,"open":0.3,"high":0.68,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:39","percent_change":-40.0,"prev_day_close":0.100000003352761},{"option":"SPXW260223P07055000","bid":191.6,"bid_size":1.0,"ask":205.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9899,"gamma":0.0003,"vega":0.2469,"theta":-0.1146,"rho":-0.765,"theo":198.7398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":177.75},{"option":"SPXW260223C07060000","bid":0.1,"bid_size":31.0,"ask":0.2,"ask_size":57.0,"iv":0.1058,"open_interest":881.0,"volume":406.0,"delta":0.0091,"gamma":0.0003,"vega":0.2273,"theta":-0.1686,"rho":0.0066,"theo":0.2428,"change":-0.05,"open":0.24,"high":0.63,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T16:11:07","percent_change":-25.0,"prev_day_close":0.100000003352761},{"option":"SPXW260223P07060000","bid":196.6,"bid_size":1.0,"ask":210.6,"ask_size":2.0,"iv":0.1043,"open_interest":3.0,"volume":0.0,"delta":-0.9909,"gamma":0.0003,"vega":0.2273,"theta":-0.0969,"rho":-0.7663,"theo":203.7111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.19,"last_trade_time":"2026-02-12T12:48:37","percent_change":0.0,"prev_day_close":183.049995422363},{"option":"SPXW260223C07065000","bid":0.1,"bid_size":18.0,"ask":0.2,"ask_size":153.0,"iv":0.1081,"open_interest":411.0,"volume":102.0,"delta":0.0082,"gamma":0.0003,"vega":0.2096,"theta":-0.1545,"rho":0.0059,"theo":0.2197,"change":0.0,"open":0.22,"high":0.48,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:50","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260223P07065000","bid":201.4,"bid_size":1.0,"ask":213.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9917,"gamma":0.0003,"vega":0.2096,"theta":-0.081,"rho":-0.7674,"theo":208.6856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":187.699996948242},{"option":"SPXW260223C07070000","bid":0.1,"bid_size":18.0,"ask":0.15,"ask_size":9.0,"iv":0.1082,"open_interest":578.0,"volume":72.0,"delta":0.0075,"gamma":0.0002,"vega":0.1937,"theta":-0.1419,"rho":0.0054,"theo":0.1995,"change":-0.075,"open":0.21,"high":0.4,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:37","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07070000","bid":204.2,"bid_size":1.0,"ask":223.3,"ask_size":1.0,"iv":0.119,"open_interest":4.0,"volume":0.0,"delta":-0.9925,"gamma":0.0002,"vega":0.1937,"theta":-0.0667,"rho":-0.7685,"theo":213.6631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.4,"last_trade_time":"2026-02-02T10:07:10","percent_change":0.0,"prev_day_close":192.5},{"option":"SPXW260223C07075000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":9.0,"iv":0.1104,"open_interest":1062.0,"volume":598.0,"delta":0.0068,"gamma":0.0002,"vega":0.1794,"theta":-0.1308,"rho":0.0049,"theo":0.1818,"change":-0.05,"open":0.15,"high":0.4,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:10","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07075000","bid":209.2,"bid_size":1.0,"ask":228.3,"ask_size":1.0,"iv":0.1216,"open_interest":7.0,"volume":0.0,"delta":-0.9931,"gamma":0.0002,"vega":0.1794,"theta":-0.0538,"rho":-0.7695,"theo":218.6432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":281.58,"last_trade_time":"2026-02-17T10:25:47","percent_change":0.0,"prev_day_close":197.599998474121},{"option":"SPXW260223C07080000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":10.0,"iv":0.1126,"open_interest":510.0,"volume":197.0,"delta":0.0062,"gamma":0.0002,"vega":0.1665,"theta":-0.1209,"rho":0.0045,"theo":0.1665,"change":0.0,"open":0.15,"high":0.3,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:11","percent_change":-3.35276e-6,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07080000","bid":214.2,"bid_size":1.0,"ask":229.2,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":-0.9937,"gamma":0.0002,"vega":0.1665,"theta":-0.0422,"rho":-0.7705,"theo":223.6255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":159.75,"last_trade_time":"2026-02-12T10:54:18","percent_change":0.0,"prev_day_close":202.949996948242},{"option":"SPXW260223C07085000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":11.0,"iv":0.1148,"open_interest":383.0,"volume":95.0,"delta":0.0058,"gamma":0.0002,"vega":0.155,"theta":-0.1122,"rho":0.0041,"theo":0.1531,"change":-0.05,"open":0.17,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:11","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07085000","bid":219.2,"bid_size":1.0,"ask":238.3,"ask_size":1.0,"iv":0.1266,"open_interest":0.0,"volume":0.0,"delta":-0.9942,"gamma":0.0002,"vega":0.155,"theta":-0.0317,"rho":-0.7714,"theo":228.6098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.75},{"option":"SPXW260223C07090000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":11.0,"iv":0.117,"open_interest":226.0,"volume":146.0,"delta":0.0053,"gamma":0.0002,"vega":0.1447,"theta":-0.1046,"rho":0.0038,"theo":0.1415,"change":-0.05,"open":0.05,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:12","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07090000","bid":224.2,"bid_size":1.0,"ask":243.3,"ask_size":1.0,"iv":0.1291,"open_interest":2.0,"volume":0.0,"delta":-0.9946,"gamma":0.0002,"vega":0.1447,"theta":-0.0223,"rho":-0.7723,"theo":233.5959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":131.23,"last_trade_time":"2026-02-09T15:56:04","percent_change":0.0,"prev_day_close":212.650001525879},{"option":"SPXW260223C07095000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":19.0,"iv":0.1192,"open_interest":273.0,"volume":69.0,"delta":0.0049,"gamma":0.0002,"vega":0.1355,"theta":-0.098,"rho":0.0035,"theo":0.1314,"change":-0.025,"open":0.1,"high":0.2,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:32","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07095000","bid":229.0,"bid_size":1.0,"ask":248.1,"ask_size":1.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":-0.995,"gamma":0.0002,"vega":0.1355,"theta":-0.0139,"rho":-0.7731,"theo":238.5835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":218.699996948242},{"option":"SPXW260223C07100000","bid":0.1,"bid_size":8.0,"ask":0.15,"ask_size":20.0,"iv":0.1214,"open_interest":950.0,"volume":248.0,"delta":0.0046,"gamma":0.0001,"vega":0.1274,"theta":-0.0921,"rho":0.0033,"theo":0.1227,"change":0.03,"open":0.05,"high":0.2,"low":0.05,"tick":"up","last_trade_price":0.08,"last_trade_time":"2026-02-18T16:00:03","percent_change":60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07100000","bid":234.2,"bid_size":1.0,"ask":253.3,"ask_size":1.0,"iv":0.1341,"open_interest":5.0,"volume":1.0,"delta":-0.9954,"gamma":0.0001,"vega":0.1274,"theta":-0.0063,"rho":-0.7739,"theo":243.5725,"change":-52.36,"open":197.64,"high":197.64,"low":197.64,"tick":"up","last_trade_price":197.64,"last_trade_time":"2026-02-18T11:20:12","percent_change":-20.944,"prev_day_close":222.850006103516},{"option":"SPXW260223C07105000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":45.0,"iv":0.1208,"open_interest":270.0,"volume":207.0,"delta":0.0043,"gamma":0.0001,"vega":0.1201,"theta":-0.0871,"rho":0.0031,"theo":0.1152,"change":0.0,"open":0.05,"high":0.16,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:32","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07105000","bid":239.2,"bid_size":1.0,"ask":258.3,"ask_size":1.0,"iv":0.1366,"open_interest":0.0,"volume":0.0,"delta":-0.9957,"gamma":0.0001,"vega":0.1201,"theta":0.0,"rho":-0.7747,"theo":248.5626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":229.449996948242},{"option":"SPXW260223C07110000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":46.0,"iv":0.1225,"open_interest":387.0,"volume":184.0,"delta":0.004,"gamma":0.0001,"vega":0.114,"theta":-0.0826,"rho":0.0029,"theo":0.1087,"change":0.0,"open":0.05,"high":0.15,"low":0.03,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:06:25","percent_change":-1.49012e-6,"prev_day_close":0.0750000011175871},{"option":"SPXW260223P07110000","bid":244.2,"bid_size":1.0,"ask":263.3,"ask_size":1.0,"iv":0.1391,"open_interest":1.0,"volume":0.0,"delta":-0.9959,"gamma":0.0001,"vega":0.1136,"theta":0.0,"rho":-0.7754,"theo":253.5538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.22,"last_trade_time":"2026-02-12T09:44:59","percent_change":0.0,"prev_day_close":233.950004577637},{"option":"SPXW260223C07120000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":115.0,"iv":0.1268,"open_interest":462.0,"volume":298.0,"delta":0.0036,"gamma":0.0001,"vega":0.103,"theta":-0.0754,"rho":0.0026,"theo":0.0982,"change":0.0,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:10:18","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07120000","bid":254.1,"bid_size":1.0,"ask":273.2,"ask_size":1.0,"iv":0.1376,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0001,"vega":0.1028,"theta":0.0,"rho":-0.7768,"theo":263.5387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":244.349998474121},{"option":"SPXW260223C07125000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":134.0,"iv":0.1289,"open_interest":589.0,"volume":201.0,"delta":0.0034,"gamma":0.0001,"vega":0.0984,"theta":-0.0726,"rho":0.0024,"theo":0.094,"change":0.0,"open":0.07,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:10:17","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07125000","bid":259.1,"bid_size":1.0,"ask":278.2,"ask_size":1.0,"iv":0.14,"open_interest":2.0,"volume":0.0,"delta":-0.9965,"gamma":0.0001,"vega":0.0982,"theta":0.0,"rho":-0.7775,"theo":268.5323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.18,"last_trade_time":"2026-01-28T09:35:57","percent_change":0.0,"prev_day_close":248.300003051758},{"option":"SPXW260223C07130000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":13.0,"iv":0.1274,"open_interest":424.0,"volume":187.0,"delta":0.0033,"gamma":0.0001,"vega":0.0944,"theta":-0.0701,"rho":0.0023,"theo":0.0905,"change":0.0,"open":0.11,"high":0.11,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:00:55","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07130000","bid":264.1,"bid_size":1.0,"ask":283.2,"ask_size":1.0,"iv":0.1425,"open_interest":0.0,"volume":0.0,"delta":-0.9967,"gamma":0.0001,"vega":0.0942,"theta":0.0,"rho":-0.7782,"theo":273.5265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":253.550003051758},{"option":"SPXW260223C07140000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":14.0,"iv":0.1315,"open_interest":622.0,"volume":152.0,"delta":0.003,"gamma":0.0001,"vega":0.0875,"theta":-0.0662,"rho":0.0022,"theo":0.0848,"change":0.0,"open":0.07,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:24:35","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07140000","bid":274.1,"bid_size":1.0,"ask":293.2,"ask_size":1.0,"iv":0.1473,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.0874,"theta":0.0,"rho":-0.7794,"theo":283.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":264.599998474121},{"option":"SPXW260223C07150000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":10.0,"iv":0.1356,"open_interest":1238.0,"volume":16.0,"delta":0.0028,"gamma":0.0001,"vega":0.0822,"theta":-0.0636,"rho":0.002,"theo":0.081,"change":0.0,"open":0.07,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:58:00","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07150000","bid":284.1,"bid_size":1.0,"ask":303.2,"ask_size":1.0,"iv":0.1522,"open_interest":1.0,"volume":0.0,"delta":-0.9971,"gamma":0.0001,"vega":0.0819,"theta":0.0,"rho":-0.7807,"theo":293.5075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.81,"last_trade_time":"2026-01-07T14:39:48","percent_change":0.0,"prev_day_close":272.800003051758},{"option":"SPXW260223C07160000","bid":0.05,"bid_size":19.0,"ask":0.1,"ask_size":18.0,"iv":0.1399,"open_interest":90.0,"volume":2.0,"delta":0.0027,"gamma":0.0001,"vega":0.0777,"theta":-0.0617,"rho":0.0019,"theo":0.0782,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:32:06","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07160000","bid":294.1,"bid_size":1.0,"ask":309.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.0775,"theta":0.0,"rho":-0.7819,"theo":303.4999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":282.650009155273},{"option":"SPXW260223C07170000","bid":0.05,"bid_size":13.0,"ask":0.1,"ask_size":19.0,"iv":0.144,"open_interest":77.0,"volume":20.0,"delta":0.0025,"gamma":0.0001,"vega":0.074,"theta":-0.0602,"rho":0.0018,"theo":0.076,"change":0.02,"open":0.07,"high":0.07,"low":0.07,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T10:55:45","percent_change":40.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07170000","bid":304.1,"bid_size":1.0,"ask":323.2,"ask_size":1.0,"iv":0.1619,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0739,"theta":0.0,"rho":-0.7831,"theo":313.4932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.800003051758},{"option":"SPXW260223C07175000","bid":0.05,"bid_size":12.0,"ask":0.1,"ask_size":19.0,"iv":0.1462,"open_interest":448.0,"volume":39.0,"delta":0.0025,"gamma":0.0001,"vega":0.0723,"theta":-0.0596,"rho":0.0018,"theo":0.0751,"change":0.01,"open":0.05,"high":0.06,"low":0.05,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-18T10:46:31","percent_change":20.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07175000","bid":309.1,"bid_size":1.0,"ask":328.2,"ask_size":1.0,"iv":0.1643,"open_interest":2.0,"volume":4.0,"delta":-0.9975,"gamma":0.0001,"vega":0.0723,"theta":0.0,"rho":-0.7836,"theo":318.49,"change":-23.12,"open":306.81,"high":314.71,"low":287.04,"tick":"up","last_trade_price":301.83,"last_trade_time":"2026-02-18T14:43:27","percent_change":-7.11494,"prev_day_close":298.199996948242},{"option":"SPXW260223C07200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":20.0,"iv":0.1508,"open_interest":1262.0,"volume":119.0,"delta":0.0023,"gamma":0.0001,"vega":0.0659,"theta":-0.058,"rho":0.0016,"theo":0.0725,"change":0.0,"open":0.05,"high":0.05,"low":0.04,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T11:05:20","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260223P07200000","bid":334.0,"bid_size":1.0,"ask":353.1,"ask_size":1.0,"iv":0.1668,"open_interest":4.0,"volume":0.0,"delta":-0.9977,"gamma":0.0001,"vega":0.0659,"theta":0.0,"rho":-0.7865,"theo":343.4759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":262.21,"last_trade_time":"2026-01-12T09:30:25","percent_change":0.0,"prev_day_close":324.25},{"option":"SPXW260223C07225000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":21.0,"iv":0.1605,"open_interest":344.0,"volume":134.0,"delta":0.0021,"gamma":0.0,"vega":0.0612,"theta":-0.0574,"rho":0.0015,"theo":0.0714,"change":0.0,"open":0.05,"high":0.09,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:41:20","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07225000","bid":359.0,"bid_size":1.0,"ask":378.1,"ask_size":1.0,"iv":0.1788,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.0612,"theta":0.0,"rho":-0.7894,"theo":368.4632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":349.600006103516},{"option":"SPXW260223C07250000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":29.0,"iv":0.1701,"open_interest":308.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0574,"theta":-0.0572,"rho":0.0014,"theo":0.0709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T14:18:46","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07250000","bid":384.0,"bid_size":1.0,"ask":403.1,"ask_size":1.0,"iv":0.1906,"open_interest":1.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.0574,"theta":0.0,"rho":-0.7922,"theo":393.4511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.95,"last_trade_time":"2026-02-13T10:41:33","percent_change":0.0,"prev_day_close":374.599990844727},{"option":"SPXW260223C07275000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":72.0,"iv":0.1796,"open_interest":87.0,"volume":13.0,"delta":0.0019,"gamma":0.0,"vega":0.0542,"theta":-0.0573,"rho":0.0013,"theo":0.0706,"change":0.02,"open":0.05,"high":0.07,"low":0.05,"tick":"up","last_trade_price":0.07,"last_trade_time":"2026-02-18T14:22:37","percent_change":40.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07275000","bid":409.0,"bid_size":1.0,"ask":428.1,"ask_size":1.0,"iv":0.2025,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0542,"theta":0.0,"rho":-0.795,"theo":418.4392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.949996948242},{"option":"SPXW260223C07300000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":73.0,"iv":0.1891,"open_interest":266.0,"volume":11.0,"delta":0.0018,"gamma":0.0,"vega":0.0513,"theta":-0.0573,"rho":0.0013,"theo":0.0704,"change":-0.03,"open":0.05,"high":0.05,"low":0.02,"tick":"down","last_trade_price":0.02,"last_trade_time":"2026-02-18T14:22:37","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07300000","bid":434.0,"bid_size":1.0,"ask":453.1,"ask_size":1.0,"iv":0.2143,"open_interest":2.0,"volume":2.0,"delta":-0.9982,"gamma":0.0,"vega":0.0513,"theta":0.0,"rho":-0.7978,"theo":443.4274,"change":-24.39,"open":424.96,"high":424.96,"low":424.96,"tick":"down","last_trade_price":424.96,"last_trade_time":"2026-02-18T14:41:42","percent_change":-5.42784,"prev_day_close":423.099990844727},{"option":"SPXW260223C07325000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":76.0,"iv":0.1985,"open_interest":27.0,"volume":2.0,"delta":0.0017,"gamma":0.0,"vega":0.0488,"theta":-0.0574,"rho":0.0012,"theo":0.0703,"change":-0.01,"open":0.04,"high":0.04,"low":0.04,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T12:21:23","percent_change":-20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07325000","bid":459.0,"bid_size":1.0,"ask":478.1,"ask_size":1.0,"iv":0.2261,"open_interest":1.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0488,"theta":0.0,"rho":-0.8006,"theo":468.4157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":476.19,"last_trade_time":"2026-02-17T11:56:01","percent_change":0.0,"prev_day_close":449.349990844727},{"option":"SPXW260223C07350000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":165.0,"iv":0.1968,"open_interest":48.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0466,"theta":-0.0574,"rho":0.0012,"theo":0.0702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-12T14:30:23","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07350000","bid":484.0,"bid_size":1.0,"ask":503.1,"ask_size":1.0,"iv":0.2378,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0466,"theta":0.0,"rho":-0.8034,"theo":493.4039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":473.75},{"option":"SPXW260223C07375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2056,"open_interest":42.0,"volume":10.0,"delta":0.0016,"gamma":0.0,"vega":0.0445,"theta":-0.0575,"rho":0.0011,"theo":0.07,"change":0.015,"open":0.04,"high":0.04,"low":0.04,"tick":"no_change","last_trade_price":0.04,"last_trade_time":"2026-02-18T12:04:52","percent_change":60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07375000","bid":508.9,"bid_size":1.0,"ask":528.0,"ask_size":1.0,"iv":0.2357,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0445,"theta":0.0,"rho":-0.8062,"theo":518.3922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.300003051758},{"option":"SPXW260223C07400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.2144,"open_interest":351.0,"volume":10.0,"delta":0.0015,"gamma":0.0,"vega":0.0426,"theta":-0.0576,"rho":0.0011,"theo":0.0699,"change":0.005,"open":0.03,"high":0.03,"low":0.03,"tick":"no_change","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:04:52","percent_change":20.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07400000","bid":533.9,"bid_size":1.0,"ask":553.0,"ask_size":1.0,"iv":0.2476,"open_interest":2.0,"volume":2.0,"delta":-0.9984,"gamma":0.0,"vega":0.0426,"theta":0.0,"rho":-0.809,"theo":543.3805,"change":-24.29,"open":525.01,"high":525.01,"low":525.01,"tick":"down","last_trade_price":525.01,"last_trade_time":"2026-02-18T14:41:42","percent_change":-4.42199,"prev_day_close":522.75},{"option":"SPXW260223C07425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.2232,"open_interest":6.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.041,"theta":-0.0576,"rho":0.001,"theo":0.0698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.45,"last_trade_time":"2026-02-02T11:36:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07425000","bid":558.9,"bid_size":1.0,"ask":578.0,"ask_size":1.0,"iv":0.2594,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.041,"theta":0.0,"rho":-0.8118,"theo":568.3687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.950012207031},{"option":"SPXW260223C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.0394,"theta":-0.0576,"rho":0.001,"theo":0.0696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07450000","bid":583.9,"bid_size":1.0,"ask":603.0,"ask_size":1.0,"iv":0.2712,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0394,"theta":0.0,"rho":-0.8145,"theo":593.357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":574.399993896484},{"option":"SPXW260223C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.2491,"open_interest":116.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0367,"theta":-0.0577,"rho":0.0009,"theo":0.0694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-10T12:37:12","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07500000","bid":633.7,"bid_size":1.0,"ask":652.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0367,"theta":0.0,"rho":-0.8201,"theo":643.3336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.600006103516},{"option":"SPXW260223C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.2829,"open_interest":24.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0323,"theta":-0.0578,"rho":0.0008,"theo":0.0689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-12T13:20:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07600000","bid":733.8,"bid_size":1.0,"ask":752.9,"ask_size":1.0,"iv":0.3231,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0323,"theta":0.0,"rho":-0.8311,"theo":743.2867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":722.899993896484},{"option":"SPXW260223C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":25.0,"iv":0.3483,"open_interest":25.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0262,"theta":-0.0577,"rho":0.0007,"theo":0.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-27T10:55:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P07800000","bid":933.7,"bid_size":1.0,"ask":952.8,"ask_size":1.0,"iv":0.3943,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0262,"theta":0.0,"rho":-0.8532,"theo":943.1931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":923.0},{"option":"SPXW260223C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.4113,"open_interest":14.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0222,"theta":-0.0576,"rho":0.0006,"theo":0.0672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-09T15:02:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P08000000","bid":1133.6,"bid_size":1.0,"ask":1152.7,"ask_size":1.0,"iv":0.4619,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0222,"theta":0.0,"rho":-0.8752,"theo":1143.0995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1122.29998779297},{"option":"SPXW260223C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":0.472,"open_interest":66.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0194,"theta":-0.0574,"rho":0.0005,"theo":0.0664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-01-07T15:45:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P08200000","bid":1333.5,"bid_size":1.0,"ask":1352.6,"ask_size":1.0,"iv":0.5261,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0194,"theta":0.0,"rho":-0.8971,"theo":1343.006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1322.20001220703},{"option":"SPXW260223C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":0.5306,"open_interest":0.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0173,"theta":-0.0571,"rho":0.0004,"theo":0.0657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P08400000","bid":1533.5,"bid_size":1.0,"ask":1552.6,"ask_size":1.0,"iv":0.6208,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0173,"theta":0.0,"rho":-0.9191,"theo":1542.9125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1522.5},{"option":"SPXW260223C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":0.5875,"open_interest":0.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0156,"theta":-0.0568,"rho":0.0004,"theo":0.065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P08600000","bid":1733.2,"bid_size":1.0,"ask":1752.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0156,"theta":0.0,"rho":-0.941,"theo":1742.819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1722.60003662109},{"option":"SPXW260223C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.6426,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0142,"theta":-0.0565,"rho":0.0004,"theo":0.0644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P08800000","bid":1933.3,"bid_size":1.0,"ask":1952.4,"ask_size":1.0,"iv":0.7438,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0142,"theta":0.0,"rho":-0.9629,"theo":1942.7256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1922.29998779297},{"option":"SPXW260223C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":62.0,"iv":0.6961,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0132,"theta":-0.0562,"rho":0.0003,"theo":0.0637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260223P09000000","bid":2133.2,"bid_size":1.0,"ask":2152.3,"ask_size":1.0,"iv":0.8019,"open_interest":3.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0132,"theta":0.0,"rho":-0.9848,"theo":2142.6322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2122.84997558594},{"option":"SPXW260224C02800000","bid":4044.8,"bid_size":1.0,"ask":4063.9,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":0.3831,"theo":4054.4555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.15002441406},{"option":"SPXW260224P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":1.9946,"open_interest":7.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0022,"rho":0.0,"theo":0.0025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-21T11:55:11","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C03000000","bid":3849.0,"bid_size":1.0,"ask":3864.2,"ask_size":1.0,"iv":2.6135,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":0.4105,"theo":3854.5721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.25},{"option":"SPXW260224P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":54.0,"iv":1.8459,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.003,"rho":0.0,"theo":0.0034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C03200000","bid":3649.6,"bid_size":1.0,"ask":3664.1,"ask_size":1.0,"iv":2.4385,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.4379,"theo":3654.689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.14990234375},{"option":"SPXW260224P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":51.0,"iv":1.7067,"open_interest":43.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.004,"rho":0.0,"theo":0.0045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T14:01:40","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C03400000","bid":3445.2,"bid_size":1.0,"ask":3464.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.4652,"theo":3454.8062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3473.85009765625},{"option":"SPXW260224P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":51.0,"iv":1.5759,"open_interest":12.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0052,"rho":0.0,"theo":0.0061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T12:55:48","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C03600000","bid":3245.3,"bid_size":1.0,"ask":3264.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":0.4926,"theo":3254.924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.40002441406},{"option":"SPXW260224P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":1.4524,"open_interest":50.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0012,"theta":-0.0069,"rho":0.0,"theo":0.0081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-01-16T15:02:08","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C03800000","bid":3045.4,"bid_size":1.0,"ask":3064.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":0.5199,"theo":3055.0424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3074.30004882812},{"option":"SPXW260224P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":1.3355,"open_interest":76.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0016,"theta":-0.0091,"rho":0.0,"theo":0.0107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T12:00:15","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C04000000","bid":2845.5,"bid_size":1.0,"ask":2864.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":0.5473,"theo":2855.1617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2873.75},{"option":"SPXW260224P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":1.2242,"open_interest":124.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0022,"theta":-0.012,"rho":-0.0001,"theo":0.0142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:30:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C04200000","bid":2645.6,"bid_size":1.0,"ask":2664.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0031,"theta":0.0,"rho":0.5746,"theo":2655.2823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2674.10009765625},{"option":"SPXW260224P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":65.0,"iv":1.1182,"open_interest":22.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0031,"theta":-0.0158,"rho":-0.0001,"theo":0.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:54:01","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C04400000","bid":2445.7,"bid_size":1.0,"ask":2464.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0043,"theta":0.0,"rho":0.6019,"theo":2455.4046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2474.0},{"option":"SPXW260224P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":64.0,"iv":1.0168,"open_interest":262.0,"volume":201.0,"delta":-0.0001,"gamma":0.0,"vega":0.0043,"theta":-0.021,"rho":-0.0001,"theo":0.0255,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:10:46","percent_change":-1.49012e-6,"prev_day_close":0.025000000372529},{"option":"SPXW260224C04600000","bid":2245.8,"bid_size":1.0,"ask":2264.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":0.6292,"theo":2255.5293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2274.40002441406},{"option":"SPXW260224P04600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":45.0,"iv":0.9197,"open_interest":263.0,"volume":2.0,"delta":-0.0002,"gamma":0.0,"vega":0.006,"theta":-0.0279,"rho":-0.0002,"theo":0.0345,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:56:56","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260224C04800000","bid":2050.5,"bid_size":1.0,"ask":2065.1,"ask_size":1.0,"iv":1.2162,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0086,"theta":0.0,"rho":0.6565,"theo":2055.6577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2074.75},{"option":"SPXW260224P04800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":12.0,"iv":0.8264,"open_interest":318.0,"volume":181.0,"delta":-0.0003,"gamma":0.0,"vega":0.0086,"theta":-0.0374,"rho":-0.0002,"theo":0.047,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:45:15","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224C05000000","bid":1846.1,"bid_size":1.0,"ask":1865.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0123,"theta":0.0,"rho":0.6838,"theo":1855.7912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1874.80004882812},{"option":"SPXW260224P05000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":124.0,"iv":0.7716,"open_interest":610.0,"volume":370.0,"delta":-0.0004,"gamma":0.0,"vega":0.0123,"theta":-0.0505,"rho":-0.0004,"theo":0.0648,"change":-0.075,"open":0.1,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:05:31","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260224C05200000","bid":1646.2,"bid_size":1.0,"ask":1665.3,"ask_size":1.0,"iv":0.0,"open_interest":7.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.018,"theta":0.0,"rho":0.7109,"theo":1655.9328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1697.0,"last_trade_time":"2026-01-21T16:08:46","percent_change":0.0,"prev_day_close":1674.85003662109},{"option":"SPXW260224P05200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.6812,"open_interest":545.0,"volume":49.0,"delta":-0.0006,"gamma":0.0,"vega":0.018,"theta":-0.0688,"rho":-0.0006,"theo":0.0905,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:35:01","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260224C05400000","bid":1450.3,"bid_size":1.0,"ask":1465.5,"ask_size":1.0,"iv":0.8368,"open_interest":8.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0269,"theta":0.0,"rho":0.738,"theo":1456.0866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1498.0,"last_trade_time":"2026-01-21T16:12:14","percent_change":0.0,"prev_day_close":1474.84997558594},{"option":"SPXW260224P05400000","bid":0.05,"bid_size":18.0,"ask":0.15,"ask_size":153.0,"iv":0.6253,"open_interest":1086.0,"volume":79.0,"delta":-0.0009,"gamma":0.0,"vega":0.0268,"theta":-0.095,"rho":-0.0008,"theo":0.1285,"change":-0.15,"open":0.15,"high":0.15,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:34","percent_change":-60.0,"prev_day_close":0.100000003352761},{"option":"SPXW260224C05500000","bid":1346.4,"bid_size":1.0,"ask":1365.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0331,"theta":0.0,"rho":0.7515,"theo":1356.1704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1376.87,"last_trade_time":"2026-02-12T15:01:15","percent_change":0.0,"prev_day_close":1376.70001220703},{"option":"SPXW260224P05500000","bid":0.1,"bid_size":10.0,"ask":0.15,"ask_size":60.0,"iv":0.591,"open_interest":455.0,"volume":244.0,"delta":-0.0012,"gamma":0.0,"vega":0.033,"theta":-0.1123,"rho":-0.0011,"theo":0.1543,"change":-0.2,"open":0.2,"high":0.2,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:49:30","percent_change":-66.6667,"prev_day_close":0.12500000372529},{"option":"SPXW260224C05600000","bid":1246.5,"bid_size":1.0,"ask":1265.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0411,"theta":0.0,"rho":0.7649,"theo":1256.2605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1275.59997558594},{"option":"SPXW260224P05600000","bid":0.1,"bid_size":17.0,"ask":0.2,"ask_size":68.0,"iv":0.5545,"open_interest":6684.0,"volume":1086.0,"delta":-0.0015,"gamma":0.0,"vega":0.0409,"theta":-0.1333,"rho":-0.0013,"theo":0.1864,"change":-0.225,"open":0.21,"high":0.21,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:42:09","percent_change":-60.0,"prev_day_close":0.150000002235174},{"option":"SPXW260224C05700000","bid":1146.6,"bid_size":1.0,"ask":1165.7,"ask_size":1.0,"iv":0.4359,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0514,"theta":0.0,"rho":0.7782,"theo":1156.3589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1175.75},{"option":"SPXW260224P05700000","bid":0.15,"bid_size":15.0,"ask":0.25,"ask_size":177.0,"iv":0.5225,"open_interest":855.0,"volume":22.0,"delta":-0.0019,"gamma":0.0,"vega":0.0513,"theta":-0.159,"rho":-0.0017,"theo":0.2268,"change":-0.3,"open":0.26,"high":0.26,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:49:34","percent_change":-66.6667,"prev_day_close":0.200000002980232},{"option":"SPXW260224C05800000","bid":1046.9,"bid_size":1.0,"ask":1066.0,"ask_size":1.0,"iv":0.4888,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0648,"theta":0.0,"rho":0.7914,"theo":1056.4684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1077.0},{"option":"SPXW260224P05800000","bid":0.2,"bid_size":14.0,"ask":0.3,"ask_size":115.0,"iv":0.4869,"open_interest":487.0,"volume":64.0,"delta":-0.0024,"gamma":0.0,"vega":0.0648,"theta":-0.1912,"rho":-0.0022,"theo":0.2792,"change":-0.275,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T12:24:34","percent_change":-52.381,"prev_day_close":0.225000001490116},{"option":"SPXW260224C05850000","bid":999.9,"bid_size":1.0,"ask":1015.9,"ask_size":1.0,"iv":0.5723,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0732,"theta":0.0,"rho":0.7979,"theo":1006.5284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1025.45001220703},{"option":"SPXW260224P05850000","bid":0.2,"bid_size":132.0,"ask":0.3,"ask_size":43.0,"iv":0.464,"open_interest":111.0,"volume":0.0,"delta":-0.0028,"gamma":0.0,"vega":0.0732,"theta":-0.2099,"rho":-0.0025,"theo":0.3103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-17T15:50:33","percent_change":0.0,"prev_day_close":0.225000001490116},{"option":"SPXW260224C05875000","bid":971.8,"bid_size":1.0,"ask":990.9,"ask_size":1.0,"iv":0.4231,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0778,"theta":0.0,"rho":0.8012,"theo":981.56,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1002.10000610352},{"option":"SPXW260224P05875000","bid":0.25,"bid_size":14.0,"ask":0.35,"ask_size":60.0,"iv":0.4606,"open_interest":173.0,"volume":14.0,"delta":-0.0029,"gamma":0.0,"vega":0.0778,"theta":-0.22,"rho":-0.0027,"theo":0.3274,"change":-0.075,"open":0.3,"high":0.3,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:47:07","percent_change":-27.2727,"prev_day_close":0.275000005960464},{"option":"SPXW260224C05900000","bid":946.9,"bid_size":1.0,"ask":966.0,"ask_size":1.0,"iv":0.4328,"open_interest":3.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.0829,"theta":0.0,"rho":0.8044,"theo":956.5928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1026.0,"last_trade_time":"2026-02-03T15:54:09","percent_change":0.0,"prev_day_close":976.699981689453},{"option":"SPXW260224P05900000","bid":0.25,"bid_size":101.0,"ask":0.35,"ask_size":59.0,"iv":0.449,"open_interest":393.0,"volume":11.0,"delta":-0.0032,"gamma":0.0,"vega":0.0829,"theta":-0.2308,"rho":-0.0029,"theo":0.3457,"change":-0.25,"open":0.37,"high":0.4,"low":0.37,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T09:31:57","percent_change":-38.4615,"prev_day_close":0.275000005960464},{"option":"SPXW260224C05925000","bid":921.9,"bid_size":1.0,"ask":941.0,"ask_size":1.0,"iv":0.4188,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.0883,"theta":0.0,"rho":0.8076,"theo":931.6269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":951.450012207031},{"option":"SPXW260224P05925000","bid":0.3,"bid_size":14.0,"ask":0.4,"ask_size":114.0,"iv":0.4442,"open_interest":246.0,"volume":3.0,"delta":-0.0034,"gamma":0.0,"vega":0.0883,"theta":-0.2421,"rho":-0.0031,"theo":0.3653,"change":-0.35,"open":0.35,"high":0.35,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:35:23","percent_change":-53.8462,"prev_day_close":0.299999997019768},{"option":"SPXW260224C05950000","bid":896.9,"bid_size":1.0,"ask":916.0,"ask_size":1.0,"iv":0.4047,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.0941,"theta":0.0,"rho":0.8108,"theo":906.6624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":927.200012207031},{"option":"SPXW260224P05950000","bid":0.3,"bid_size":102.0,"ask":0.4,"ask_size":59.0,"iv":0.4326,"open_interest":140.0,"volume":112.0,"delta":-0.0036,"gamma":0.0,"vega":0.0941,"theta":-0.2542,"rho":-0.0033,"theo":0.3864,"change":-0.4,"open":0.3,"high":0.42,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:46:47","percent_change":-57.1429,"prev_day_close":0.325000002980232},{"option":"SPXW260224C05975000","bid":874.7,"bid_size":1.0,"ask":891.1,"ask_size":1.0,"iv":0.5019,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.1003,"theta":0.0,"rho":0.814,"theo":881.6995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":900.700012207031},{"option":"SPXW260224P05975000","bid":0.35,"bid_size":13.0,"ask":0.45,"ask_size":82.0,"iv":0.427,"open_interest":115.0,"volume":22.0,"delta":-0.0039,"gamma":0.0,"vega":0.1001,"theta":-0.2666,"rho":-0.0036,"theo":0.4083,"change":-0.4,"open":0.4,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:48:41","percent_change":-57.1429,"prev_day_close":0.325000002980232},{"option":"SPXW260224C06000000","bid":847.0,"bid_size":1.0,"ask":866.1,"ask_size":1.0,"iv":0.3953,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.107,"theta":0.0,"rho":0.8171,"theo":856.7384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":875.700012207031},{"option":"SPXW260224P06000000","bid":0.35,"bid_size":101.0,"ask":0.45,"ask_size":23.0,"iv":0.4153,"open_interest":1246.0,"volume":1155.0,"delta":-0.0042,"gamma":0.0,"vega":0.1068,"theta":-0.2803,"rho":-0.0038,"theo":0.4326,"change":-0.45,"open":0.47,"high":0.47,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:53:24","percent_change":-60.0,"prev_day_close":0.350000008940697},{"option":"SPXW260224C06025000","bid":822.1,"bid_size":1.0,"ask":841.2,"ask_size":1.0,"iv":0.3956,"open_interest":1.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.1144,"theta":-0.0166,"rho":0.8203,"theo":831.7791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":889.7,"last_trade_time":"2026-02-04T11:12:22","percent_change":0.0,"prev_day_close":851.25},{"option":"SPXW260224P06025000","bid":0.4,"bid_size":73.0,"ask":0.5,"ask_size":58.0,"iv":0.4084,"open_interest":86.0,"volume":20.0,"delta":-0.0045,"gamma":0.0,"vega":0.1144,"theta":-0.2954,"rho":-0.0041,"theo":0.4597,"change":-0.45,"open":0.45,"high":0.45,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:45:41","percent_change":-56.25,"prev_day_close":0.350000008940697},{"option":"SPXW260224C06050000","bid":797.1,"bid_size":1.0,"ask":816.2,"ask_size":1.0,"iv":0.3824,"open_interest":0.0,"volume":0.0,"delta":0.9951,"gamma":0.0,"vega":0.1226,"theta":-0.0406,"rho":0.8234,"theo":806.8221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":827.349975585938},{"option":"SPXW260224P06050000","bid":0.45,"bid_size":13.0,"ask":0.55,"ask_size":80.0,"iv":0.4011,"open_interest":364.0,"volume":3.0,"delta":-0.0048,"gamma":0.0,"vega":0.1226,"theta":-0.311,"rho":-0.0044,"theo":0.4882,"change":-0.425,"open":0.45,"high":0.45,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:35:26","percent_change":-51.5152,"prev_day_close":0.399999991059303},{"option":"SPXW260224C06075000","bid":776.1,"bid_size":1.0,"ask":791.3,"ask_size":1.0,"iv":0.473,"open_interest":0.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.1315,"theta":-0.0659,"rho":0.8264,"theo":781.8677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":802.399993896484},{"option":"SPXW260224P06075000","bid":0.45,"bid_size":99.0,"ask":0.55,"ask_size":8.0,"iv":0.3892,"open_interest":25.0,"volume":2.0,"delta":-0.0052,"gamma":0.0,"vega":0.1315,"theta":-0.3278,"rho":-0.0048,"theo":0.5193,"change":-0.475,"open":0.45,"high":0.45,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:42:44","percent_change":-54.2857,"prev_day_close":0.399999991059303},{"option":"SPXW260224C06100000","bid":747.4,"bid_size":1.0,"ask":766.5,"ask_size":1.0,"iv":0.3842,"open_interest":0.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.1413,"theta":-0.0925,"rho":0.8294,"theo":756.9164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":775.900024414062},{"option":"SPXW260224P06100000","bid":0.5,"bid_size":79.0,"ask":0.6,"ask_size":19.0,"iv":0.3814,"open_interest":157.0,"volume":51.0,"delta":-0.0057,"gamma":0.0,"vega":0.1413,"theta":-0.3461,"rho":-0.0052,"theo":0.5535,"change":-0.475,"open":0.52,"high":0.52,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:35:24","percent_change":-51.3514,"prev_day_close":0.450000002980232},{"option":"SPXW260224C06125000","bid":722.3,"bid_size":1.0,"ask":741.4,"ask_size":1.0,"iv":0.3633,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0001,"vega":0.152,"theta":-0.1208,"rho":0.8324,"theo":731.9687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":752.450012207031},{"option":"SPXW260224P06125000","bid":0.55,"bid_size":13.0,"ask":0.65,"ask_size":37.0,"iv":0.3731,"open_interest":16.0,"volume":1.0,"delta":-0.0062,"gamma":0.0001,"vega":0.152,"theta":-0.366,"rho":-0.0056,"theo":0.5914,"change":-0.525,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:54:04","percent_change":-53.8462,"prev_day_close":0.450000002980232},{"option":"SPXW260224C06150000","bid":697.4,"bid_size":1.0,"ask":716.5,"ask_size":1.0,"iv":0.3581,"open_interest":0.0,"volume":0.0,"delta":0.9933,"gamma":0.0001,"vega":0.1638,"theta":-0.1511,"rho":0.8353,"theo":707.0255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":726.0},{"option":"SPXW260224P06150000","bid":0.6,"bid_size":17.0,"ask":0.7,"ask_size":31.0,"iv":0.3644,"open_interest":199.0,"volume":33.0,"delta":-0.0067,"gamma":0.0001,"vega":0.1638,"theta":-0.388,"rho":-0.0061,"theo":0.6337,"change":-0.55,"open":0.78,"high":0.78,"low":0.5,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:42:07","percent_change":-52.381,"prev_day_close":0.5},{"option":"SPXW260224C06175000","bid":672.4,"bid_size":1.0,"ask":691.5,"ask_size":1.0,"iv":0.3451,"open_interest":0.0,"volume":0.0,"delta":0.9926,"gamma":0.0001,"vega":0.1772,"theta":-0.1839,"rho":0.8382,"theo":682.0877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":701.100006103516},{"option":"SPXW260224P06175000","bid":0.65,"bid_size":16.0,"ask":0.75,"ask_size":7.0,"iv":0.3553,"open_interest":311.0,"volume":69.0,"delta":-0.0073,"gamma":0.0001,"vega":0.1772,"theta":-0.4124,"rho":-0.0067,"theo":0.6815,"change":-0.625,"open":0.75,"high":0.75,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:48:39","percent_change":-55.5556,"prev_day_close":0.550000011920929},{"option":"SPXW260224C06200000","bid":647.5,"bid_size":1.0,"ask":666.6,"ask_size":1.0,"iv":0.3389,"open_interest":9.0,"volume":0.0,"delta":0.9919,"gamma":0.0001,"vega":0.1924,"theta":-0.2198,"rho":0.841,"theo":657.1569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":661.18,"last_trade_time":"2026-02-17T14:56:00","percent_change":0.0,"prev_day_close":677.25},{"option":"SPXW260224P06200000","bid":0.75,"bid_size":12.0,"ask":0.85,"ask_size":145.0,"iv":0.3487,"open_interest":383.0,"volume":220.0,"delta":-0.008,"gamma":0.0001,"vega":0.1924,"theta":-0.4399,"rho":-0.0074,"theo":0.7361,"change":-0.6,"open":1.0,"high":1.0,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:46:11","percent_change":-50.0,"prev_day_close":0.550000011920929},{"option":"SPXW260224C06225000","bid":622.6,"bid_size":1.0,"ask":641.7,"ask_size":1.0,"iv":0.3318,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0001,"vega":0.21,"theta":-0.2597,"rho":0.8436,"theo":632.2348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":652.300018310547},{"option":"SPXW260224P06225000","bid":0.8,"bid_size":12.0,"ask":0.9,"ask_size":111.0,"iv":0.3389,"open_interest":82.0,"volume":53.0,"delta":-0.0088,"gamma":0.0001,"vega":0.21,"theta":-0.4714,"rho":-0.0081,"theo":0.7996,"change":-0.75,"open":1.02,"high":1.02,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:53:23","percent_change":-57.6923,"prev_day_close":0.599999994039536},{"option":"SPXW260224C06250000","bid":599.0,"bid_size":1.0,"ask":616.8,"ask_size":2.0,"iv":0.3504,"open_interest":0.0,"volume":0.0,"delta":0.9901,"gamma":0.0001,"vega":0.2301,"theta":-0.3046,"rho":0.8461,"theo":607.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.350006103516},{"option":"SPXW260224P06250000","bid":0.9,"bid_size":12.0,"ask":1.0,"ask_size":144.0,"iv":0.3311,"open_interest":128.0,"volume":40.0,"delta":-0.0098,"gamma":0.0001,"vega":0.2301,"theta":-0.5079,"rho":-0.009,"theo":0.8747,"change":-0.775,"open":0.95,"high":0.95,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T15:55:32","percent_change":-54.386,"prev_day_close":0.675000011920929},{"option":"SPXW260224C06275000","bid":574.3,"bid_size":1.0,"ask":591.9,"ask_size":2.0,"iv":0.343,"open_interest":0.0,"volume":0.0,"delta":0.989,"gamma":0.0001,"vega":0.2532,"theta":-0.356,"rho":0.8485,"theo":582.429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.049987792969},{"option":"SPXW260224P06275000","bid":1.0,"bid_size":11.0,"ask":1.1,"ask_size":181.0,"iv":0.3228,"open_interest":2973.0,"volume":80.0,"delta":-0.011,"gamma":0.0001,"vega":0.2532,"theta":-0.5509,"rho":-0.0101,"theo":0.9649,"change":-0.825,"open":0.87,"high":1.08,"low":0.75,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:42:07","percent_change":-52.381,"prev_day_close":0.75},{"option":"SPXW260224C06300000","bid":549.3,"bid_size":1.0,"ask":567.0,"ask_size":2.0,"iv":0.3308,"open_interest":0.0,"volume":0.0,"delta":0.9876,"gamma":0.0001,"vega":0.2807,"theta":-0.4155,"rho":0.8506,"theo":557.553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.0},{"option":"SPXW260224P06300000","bid":1.1,"bid_size":11.0,"ask":1.2,"ask_size":131.0,"iv":0.3139,"open_interest":482.0,"volume":509.0,"delta":-0.0123,"gamma":0.0001,"vega":0.2807,"theta":-0.6021,"rho":-0.0114,"theo":1.0744,"change":-0.925,"open":1.4,"high":1.4,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:46:59","percent_change":-53.6232,"prev_day_close":0.800000011920929},{"option":"SPXW260224C06310000","bid":542.2,"bid_size":2.0,"ask":557.1,"ask_size":2.0,"iv":0.3596,"open_interest":0.0,"volume":0.0,"delta":0.987,"gamma":0.0001,"vega":0.2932,"theta":-0.4421,"rho":0.8514,"theo":547.6093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.050018310547},{"option":"SPXW260224P06310000","bid":1.15,"bid_size":11.0,"ask":1.25,"ask_size":93.0,"iv":0.3106,"open_interest":71.0,"volume":71.0,"delta":-0.013,"gamma":0.0001,"vega":0.2932,"theta":-0.6253,"rho":-0.012,"theo":1.1249,"change":1.3,"open":0.95,"high":1.3,"low":0.9,"tick":"up","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:16:23","percent_change":0.0,"prev_day_close":0.849999994039536},{"option":"SPXW260224C06320000","bid":531.2,"bid_size":2.0,"ask":547.4,"ask_size":2.0,"iv":0.3469,"open_interest":0.0,"volume":0.0,"delta":0.9863,"gamma":0.0001,"vega":0.3066,"theta":-0.4704,"rho":0.8521,"theo":537.6701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":558.299987792969},{"option":"SPXW260224P06320000","bid":1.2,"bid_size":11.0,"ask":1.3,"ask_size":42.0,"iv":0.3071,"open_interest":119.0,"volume":119.0,"delta":-0.0137,"gamma":0.0001,"vega":0.3066,"theta":-0.6503,"rho":-0.0126,"theo":1.1799,"change":0.75,"open":1.0,"high":1.15,"low":0.75,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:58:17","percent_change":0.0,"prev_day_close":0.900000005960464},{"option":"SPXW260224C06325000","bid":527.4,"bid_size":2.0,"ask":542.2,"ask_size":2.0,"iv":0.3536,"open_interest":0.0,"volume":0.0,"delta":0.9859,"gamma":0.0001,"vega":0.3137,"theta":-0.4853,"rho":0.8525,"theo":532.7023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.449981689453},{"option":"SPXW260224P06325000","bid":1.25,"bid_size":11.0,"ask":1.35,"ask_size":143.0,"iv":0.3062,"open_interest":728.0,"volume":11.0,"delta":-0.014,"gamma":0.0001,"vega":0.3137,"theta":-0.6635,"rho":-0.0129,"theo":1.2092,"change":-1.175,"open":1.59,"high":1.59,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:58:20","percent_change":-61.039,"prev_day_close":0.900000005960464},{"option":"SPXW260224C06330000","bid":519.5,"bid_size":1.0,"ask":537.2,"ask_size":2.0,"iv":0.3196,"open_interest":0.0,"volume":0.0,"delta":0.9856,"gamma":0.0001,"vega":0.321,"theta":-0.5007,"rho":0.8528,"theo":527.7358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.5},{"option":"SPXW260224P06330000","bid":1.25,"bid_size":11.0,"ask":1.35,"ask_size":10.0,"iv":0.3036,"open_interest":134.0,"volume":34.0,"delta":-0.0144,"gamma":0.0001,"vega":0.321,"theta":-0.6772,"rho":-0.0133,"theo":1.2399,"change":0.75,"open":0.95,"high":1.2,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:58:31","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260224C06340000","bid":511.4,"bid_size":2.0,"ask":527.3,"ask_size":2.0,"iv":0.3363,"open_interest":0.0,"volume":0.0,"delta":0.9847,"gamma":0.0001,"vega":0.3364,"theta":-0.5332,"rho":0.8534,"theo":517.8072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":538.25},{"option":"SPXW260224P06340000","bid":1.3,"bid_size":14.0,"ask":1.45,"ask_size":142.0,"iv":0.3008,"open_interest":34.0,"volume":35.0,"delta":-0.0152,"gamma":0.0001,"vega":0.3364,"theta":-0.7064,"rho":-0.014,"theo":1.3054,"change":0.8,"open":1.0,"high":1.3,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:58:19","percent_change":0.0,"prev_day_close":0.974999964237213},{"option":"SPXW260224C06350000","bid":502.5,"bid_size":2.0,"ask":517.4,"ask_size":2.0,"iv":0.3414,"open_interest":4.0,"volume":0.0,"delta":0.9839,"gamma":0.0002,"vega":0.3529,"theta":-0.5681,"rho":0.854,"theo":507.8848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":473.88,"last_trade_time":"2026-02-17T13:10:38","percent_change":0.0,"prev_day_close":528.549987792969},{"option":"SPXW260224P06350000","bid":1.4,"bid_size":11.0,"ask":1.5,"ask_size":56.0,"iv":0.2978,"open_interest":721.0,"volume":14.0,"delta":-0.0161,"gamma":0.0002,"vega":0.3529,"theta":-0.7379,"rho":-0.0149,"theo":1.3772,"change":-1.325,"open":1.1,"high":1.3,"low":0.8,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T15:59:30","percent_change":-60.9195,"prev_day_close":0.999999970197678},{"option":"SPXW260224C06360000","bid":491.6,"bid_size":2.0,"ask":507.4,"ask_size":2.0,"iv":0.3275,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0002,"vega":0.3704,"theta":-0.6055,"rho":0.8544,"theo":497.9692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.200012207031},{"option":"SPXW260224P06360000","bid":1.45,"bid_size":11.0,"ask":1.6,"ask_size":143.0,"iv":0.2947,"open_interest":52.0,"volume":52.0,"delta":-0.017,"gamma":0.0002,"vega":0.3704,"theta":-0.7719,"rho":-0.0158,"theo":1.4559,"change":1.4,"open":1.25,"high":1.45,"low":1.25,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-18T15:03:39","percent_change":0.0,"prev_day_close":1.07499998807907},{"option":"SPXW260224C06370000","bid":481.7,"bid_size":2.0,"ask":497.5,"ask_size":2.0,"iv":0.3235,"open_interest":0.0,"volume":0.0,"delta":0.9819,"gamma":0.0002,"vega":0.3893,"theta":-0.6456,"rho":0.8548,"theo":488.0611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":508.449981689453},{"option":"SPXW260224P06370000","bid":1.55,"bid_size":11.0,"ask":1.65,"ask_size":18.0,"iv":0.2915,"open_interest":1.0,"volume":1.0,"delta":-0.0181,"gamma":0.0002,"vega":0.3893,"theta":-0.8087,"rho":-0.0167,"theo":1.542,"change":1.45,"open":1.45,"high":1.45,"low":1.45,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T15:00:54","percent_change":0.0,"prev_day_close":1.15000003576279},{"option":"SPXW260224C06375000","bid":475.3,"bid_size":1.0,"ask":492.6,"ask_size":3.0,"iv":0.3081,"open_interest":2.0,"volume":0.0,"delta":0.9813,"gamma":0.0002,"vega":0.3993,"theta":-0.6668,"rho":0.855,"theo":483.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.15,"last_trade_time":"2026-02-17T13:12:04","percent_change":0.0,"prev_day_close":503.699996948242},{"option":"SPXW260224P06375000","bid":1.6,"bid_size":11.0,"ask":1.7,"ask_size":39.0,"iv":0.2901,"open_interest":225.0,"volume":122.0,"delta":-0.0186,"gamma":0.0002,"vega":0.3993,"theta":-0.8282,"rho":-0.0172,"theo":1.5881,"change":-0.765,"open":2.09,"high":2.09,"low":1.09,"tick":"no_change","last_trade_price":1.71,"last_trade_time":"2026-02-18T15:22:17","percent_change":-30.9091,"prev_day_close":1.15000003576279},{"option":"SPXW260224C06380000","bid":472.8,"bid_size":2.0,"ask":487.6,"ask_size":3.0,"iv":0.3277,"open_interest":0.0,"volume":0.0,"delta":0.9807,"gamma":0.0002,"vega":0.4097,"theta":-0.6887,"rho":0.8552,"theo":478.1612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.5},{"option":"SPXW260224P06380000","bid":1.6,"bid_size":86.0,"ask":1.75,"ask_size":48.0,"iv":0.2881,"open_interest":15.0,"volume":15.0,"delta":-0.0192,"gamma":0.0002,"vega":0.4097,"theta":-0.8485,"rho":-0.0178,"theo":1.6363,"change":1.25,"open":1.8,"high":1.8,"low":1.25,"tick":"down","last_trade_price":1.25,"last_trade_time":"2026-02-18T15:42:07","percent_change":0.0,"prev_day_close":1.19999998807907},{"option":"SPXW260224C06390000","bid":462.8,"bid_size":3.0,"ask":477.7,"ask_size":3.0,"iv":0.3225,"open_interest":0.0,"volume":0.0,"delta":0.9795,"gamma":0.0002,"vega":0.4318,"theta":-0.735,"rho":0.8554,"theo":468.2704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.899993896484},{"option":"SPXW260224P06390000","bid":1.7,"bid_size":63.0,"ask":1.85,"ask_size":85.0,"iv":0.2852,"open_interest":3.0,"volume":3.0,"delta":-0.0204,"gamma":0.0002,"vega":0.4318,"theta":-0.8914,"rho":-0.0189,"theo":1.7397,"change":1.95,"open":1.7,"high":1.95,"low":1.7,"tick":"up","last_trade_price":1.95,"last_trade_time":"2026-02-18T15:15:17","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260224C06400000","bid":450.5,"bid_size":1.0,"ask":467.8,"ask_size":3.0,"iv":0.2977,"open_interest":0.0,"volume":0.0,"delta":0.9782,"gamma":0.0002,"vega":0.4558,"theta":-0.7846,"rho":0.8555,"theo":458.3897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.75},{"option":"SPXW260224P06400000","bid":1.8,"bid_size":83.0,"ask":1.95,"ask_size":48.0,"iv":0.2822,"open_interest":772.0,"volume":641.0,"delta":-0.0218,"gamma":0.0002,"vega":0.4558,"theta":-0.9376,"rho":-0.0202,"theo":1.8532,"change":-1.475,"open":2.62,"high":2.71,"low":1.05,"tick":"up","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:59:50","percent_change":-52.2124,"prev_day_close":1.34999996423721},{"option":"SPXW260224C06410000","bid":440.8,"bid_size":1.0,"ask":458.0,"ask_size":3.0,"iv":0.2965,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0002,"vega":0.4814,"theta":-0.8379,"rho":0.8555,"theo":448.5201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.649993896484},{"option":"SPXW260224P06410000","bid":1.95,"bid_size":5.0,"ask":2.05,"ask_size":21.0,"iv":0.2796,"open_interest":17.0,"volume":18.0,"delta":-0.0233,"gamma":0.0002,"vega":0.4814,"theta":-0.9876,"rho":-0.0216,"theo":1.9778,"change":1.5,"open":1.6,"high":1.9,"low":1.5,"tick":"down","last_trade_price":1.5,"last_trade_time":"2026-02-18T15:42:07","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260224C06420000","bid":432.4,"bid_size":2.0,"ask":448.1,"ask_size":3.0,"iv":0.3045,"open_interest":0.0,"volume":0.0,"delta":0.9751,"gamma":0.0002,"vega":0.5086,"theta":-0.8951,"rho":0.8553,"theo":438.6628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.0,"last_trade_time":"2026-02-17T11:30:10","percent_change":0.0,"prev_day_close":458.300003051758},{"option":"SPXW260224P06420000","bid":2.05,"bid_size":57.0,"ask":2.15,"ask_size":3.0,"iv":0.2763,"open_interest":65.0,"volume":1.0,"delta":-0.0249,"gamma":0.0002,"vega":0.5086,"theta":-1.0414,"rho":-0.0231,"theo":2.1148,"change":-1.25,"open":1.95,"high":1.95,"low":1.95,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-18T15:00:54","percent_change":-39.0625,"prev_day_close":1.5},{"option":"SPXW260224C06425000","bid":425.9,"bid_size":1.0,"ask":443.2,"ask_size":3.0,"iv":0.2904,"open_interest":1.0,"volume":0.0,"delta":0.9742,"gamma":0.0003,"vega":0.5228,"theta":-0.9252,"rho":0.8552,"theo":433.7391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":539.63,"last_trade_time":"2026-01-29T12:29:17","percent_change":0.0,"prev_day_close":453.399993896484},{"option":"SPXW260224P06425000","bid":2.1,"bid_size":63.0,"ask":2.25,"ask_size":44.0,"iv":0.2751,"open_interest":1160.0,"volume":121.0,"delta":-0.0257,"gamma":0.0003,"vega":0.5228,"theta":-1.0699,"rho":-0.0239,"theo":2.1882,"change":-1.17,"open":2.45,"high":2.45,"low":1.33,"tick":"no_change","last_trade_price":2.13,"last_trade_time":"2026-02-18T15:30:29","percent_change":-35.4545,"prev_day_close":1.55000001192093},{"option":"SPXW260224C06430000","bid":422.5,"bid_size":3.0,"ask":438.2,"ask_size":3.0,"iv":0.2999,"open_interest":0.0,"volume":0.0,"delta":0.9733,"gamma":0.0003,"vega":0.5375,"theta":-0.9564,"rho":0.8551,"theo":428.8189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.75},{"option":"SPXW260224P06430000","bid":2.2,"bid_size":5.0,"ask":2.3,"ask_size":3.0,"iv":0.2738,"open_interest":139.0,"volume":2.0,"delta":-0.0266,"gamma":0.0003,"vega":0.5375,"theta":-1.0994,"rho":-0.0247,"theo":2.2651,"change":-1.7,"open":2.15,"high":2.15,"low":1.7,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-18T15:42:07","percent_change":-50.0,"prev_day_close":1.625},{"option":"SPXW260224C06435000","bid":417.6,"bid_size":2.0,"ask":433.3,"ask_size":3.0,"iv":0.2983,"open_interest":0.0,"volume":0.0,"delta":0.9724,"gamma":0.0003,"vega":0.5527,"theta":-0.9887,"rho":0.8549,"theo":423.9023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.400009155273},{"option":"SPXW260224P06435000","bid":2.25,"bid_size":57.0,"ask":2.4,"ask_size":40.0,"iv":0.2725,"open_interest":1.0,"volume":1.0,"delta":-0.0275,"gamma":0.0003,"vega":0.5527,"theta":-1.13,"rho":-0.0256,"theo":2.3456,"change":2.1,"open":2.1,"high":2.1,"low":2.1,"tick":"up","last_trade_price":2.1,"last_trade_time":"2026-02-18T15:00:55","percent_change":0.0,"prev_day_close":1.69999998807907},{"option":"SPXW260224C06440000","bid":411.1,"bid_size":1.0,"ask":428.4,"ask_size":3.0,"iv":0.2848,"open_interest":0.0,"volume":0.0,"delta":0.9714,"gamma":0.0003,"vega":0.5685,"theta":-1.0221,"rho":0.8547,"theo":418.9895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":439.0},{"option":"SPXW260224P06440000","bid":2.35,"bid_size":5.0,"ask":2.45,"ask_size":4.0,"iv":0.2711,"open_interest":308.0,"volume":42.0,"delta":-0.0285,"gamma":0.0003,"vega":0.5685,"theta":-1.1617,"rho":-0.0265,"theo":2.4299,"change":0.7,"open":1.77,"high":2.7,"low":1.77,"tick":"no_change","last_trade_price":2.7,"last_trade_time":"2026-02-18T15:16:23","percent_change":40.0,"prev_day_close":1.75},{"option":"SPXW260224C06445000","bid":407.7,"bid_size":3.0,"ask":423.5,"ask_size":3.0,"iv":0.2944,"open_interest":0.0,"volume":0.0,"delta":0.9704,"gamma":0.0003,"vega":0.5849,"theta":-1.0566,"rho":0.8544,"theo":414.0806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.700012207031},{"option":"SPXW260224P06445000","bid":2.4,"bid_size":55.0,"ask":2.55,"ask_size":19.0,"iv":0.2697,"open_interest":18.0,"volume":19.0,"delta":-0.0295,"gamma":0.0003,"vega":0.5849,"theta":-1.1945,"rho":-0.0274,"theo":2.518,"change":0.75,"open":2.3,"high":2.85,"low":2.3,"tick":"up","last_trade_price":2.85,"last_trade_time":"2026-02-18T15:13:29","percent_change":41.6667,"prev_day_close":1.80000001192093},{"option":"SPXW260224C06450000","bid":402.8,"bid_size":2.0,"ask":418.6,"ask_size":3.0,"iv":0.2927,"open_interest":5.0,"volume":0.0,"delta":0.9694,"gamma":0.0003,"vega":0.602,"theta":-1.0922,"rho":0.8541,"theo":409.1758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":400.06,"last_trade_time":"2026-02-12T16:03:20","percent_change":0.0,"prev_day_close":428.75},{"option":"SPXW260224P06450000","bid":2.5,"bid_size":55.0,"ask":2.6,"ask_size":3.0,"iv":0.2682,"open_interest":216.0,"volume":80.0,"delta":-0.0306,"gamma":0.0003,"vega":0.602,"theta":-1.2285,"rho":-0.0284,"theo":2.6103,"change":-2.25,"open":1.85,"high":2.45,"low":1.53,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-18T15:58:17","percent_change":-59.2105,"prev_day_close":1.84999996423721},{"option":"SPXW260224C06455000","bid":397.9,"bid_size":3.0,"ask":413.6,"ask_size":3.0,"iv":0.2903,"open_interest":0.0,"volume":0.0,"delta":0.9683,"gamma":0.0003,"vega":0.6197,"theta":-1.129,"rho":0.8538,"theo":404.2752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.700012207031},{"option":"SPXW260224P06455000","bid":2.55,"bid_size":72.0,"ask":2.7,"ask_size":3.0,"iv":0.2671,"open_interest":1.0,"volume":1.0,"delta":-0.0317,"gamma":0.0003,"vega":0.6197,"theta":-1.2636,"rho":-0.0294,"theo":2.7069,"change":2.55,"open":2.55,"high":2.55,"low":2.55,"tick":"up","last_trade_price":2.55,"last_trade_time":"2026-02-18T15:00:49","percent_change":0.0,"prev_day_close":1.92500001192093},{"option":"SPXW260224C06460000","bid":393.0,"bid_size":3.0,"ask":408.7,"ask_size":3.0,"iv":0.2885,"open_interest":1.0,"volume":1.0,"delta":0.9671,"gamma":0.0003,"vega":0.638,"theta":-1.167,"rho":0.8534,"theo":399.3792,"change":7.58,"open":403.38,"high":403.38,"low":403.38,"tick":"up","last_trade_price":403.38,"last_trade_time":"2026-02-18T09:39:37","percent_change":1.91511,"prev_day_close":418.799987792969},{"option":"SPXW260224P06460000","bid":2.65,"bid_size":53.0,"ask":2.8,"ask_size":4.0,"iv":0.2656,"open_interest":89.0,"volume":4.0,"delta":-0.0328,"gamma":0.0003,"vega":0.638,"theta":-1.3,"rho":-0.0305,"theo":2.808,"change":-2.4,"open":1.98,"high":2.5,"low":1.7,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-18T15:50:53","percent_change":-58.5366,"prev_day_close":2.0},{"option":"SPXW260224C06465000","bid":388.1,"bid_size":3.0,"ask":403.8,"ask_size":3.0,"iv":0.2867,"open_interest":0.0,"volume":0.0,"delta":0.966,"gamma":0.0003,"vega":0.657,"theta":-1.2063,"rho":0.853,"theo":394.4879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.0},{"option":"SPXW260224P06465000","bid":2.75,"bid_size":73.0,"ask":2.9,"ask_size":4.0,"iv":0.2644,"open_interest":14.0,"volume":15.0,"delta":-0.034,"gamma":0.0003,"vega":0.657,"theta":-1.3376,"rho":-0.0316,"theo":2.9138,"change":2.6,"open":2.15,"high":2.6,"low":2.15,"tick":"up","last_trade_price":2.6,"last_trade_time":"2026-02-18T15:00:55","percent_change":0.0,"prev_day_close":2.04999995231628},{"option":"SPXW260224C06470000","bid":383.2,"bid_size":2.0,"ask":398.9,"ask_size":3.0,"iv":0.2849,"open_interest":0.0,"volume":0.0,"delta":0.9647,"gamma":0.0004,"vega":0.6764,"theta":-1.2468,"rho":0.8524,"theo":389.6015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.449996948242},{"option":"SPXW260224P06470000","bid":2.85,"bid_size":72.0,"ask":3.0,"ask_size":4.0,"iv":0.2631,"open_interest":90.0,"volume":17.0,"delta":-0.0352,"gamma":0.0004,"vega":0.6764,"theta":-1.3764,"rho":-0.0328,"theo":3.0245,"change":-2.55,"open":2.0,"high":2.8,"low":1.77,"tick":"down","last_trade_price":1.85,"last_trade_time":"2026-02-18T15:51:04","percent_change":-57.9545,"prev_day_close":2.14999997615814},{"option":"SPXW260224C06475000","bid":377.6,"bid_size":2.0,"ask":394.1,"ask_size":3.0,"iv":0.2793,"open_interest":0.0,"volume":0.0,"delta":0.9634,"gamma":0.0004,"vega":0.6964,"theta":-1.2886,"rho":0.8519,"theo":384.7203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.300003051758},{"option":"SPXW260224P06475000","bid":2.95,"bid_size":71.0,"ask":3.1,"ask_size":4.0,"iv":0.2618,"open_interest":218.0,"volume":32.0,"delta":-0.0365,"gamma":0.0004,"vega":0.6964,"theta":-1.4165,"rho":-0.034,"theo":3.1405,"change":-2.52,"open":2.85,"high":3.4,"low":1.98,"tick":"no_change","last_trade_price":1.98,"last_trade_time":"2026-02-18T16:00:16","percent_change":-56.0,"prev_day_close":2.22500002384186},{"option":"SPXW260224C06480000","bid":373.4,"bid_size":3.0,"ask":389.2,"ask_size":3.0,"iv":0.2818,"open_interest":0.0,"volume":0.0,"delta":0.962,"gamma":0.0004,"vega":0.7169,"theta":-1.3317,"rho":0.8513,"theo":379.8445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":398.850006103516},{"option":"SPXW260224P06480000","bid":3.0,"bid_size":109.0,"ask":3.2,"ask_size":3.0,"iv":0.2608,"open_interest":188.0,"volume":25.0,"delta":-0.0379,"gamma":0.0004,"vega":0.7169,"theta":-1.458,"rho":-0.0353,"theo":3.2617,"change":-2.5,"open":2.32,"high":3.0,"low":2.1,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-18T15:45:54","percent_change":-53.1915,"prev_day_close":2.29999995231628},{"option":"SPXW260224C06485000","bid":368.6,"bid_size":3.0,"ask":384.3,"ask_size":3.0,"iv":0.2804,"open_interest":0.0,"volume":0.0,"delta":0.9606,"gamma":0.0004,"vega":0.7378,"theta":-1.3762,"rho":0.8507,"theo":374.9742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":394.200012207031},{"option":"SPXW260224P06485000","bid":3.2,"bid_size":45.0,"ask":3.4,"ask_size":50.0,"iv":0.2601,"open_interest":8.0,"volume":8.0,"delta":-0.0393,"gamma":0.0004,"vega":0.7378,"theta":-1.5007,"rho":-0.0366,"theo":3.3885,"change":3.1,"open":2.4,"high":3.1,"low":2.4,"tick":"up","last_trade_price":3.1,"last_trade_time":"2026-02-18T15:00:49","percent_change":0.0,"prev_day_close":2.39999997615814},{"option":"SPXW260224C06490000","bid":363.8,"bid_size":3.0,"ask":379.4,"ask_size":3.0,"iv":0.279,"open_interest":0.0,"volume":0.0,"delta":0.9592,"gamma":0.0004,"vega":0.7594,"theta":-1.4219,"rho":0.85,"theo":370.1096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.950012207031},{"option":"SPXW260224P06490000","bid":3.3,"bid_size":69.0,"ask":3.5,"ask_size":29.0,"iv":0.2585,"open_interest":313.0,"volume":39.0,"delta":-0.0408,"gamma":0.0004,"vega":0.7594,"theta":-1.5448,"rho":-0.038,"theo":3.521,"change":-2.85,"open":3.62,"high":3.97,"low":2.05,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-18T15:51:04","percent_change":-57.0,"prev_day_close":2.5},{"option":"SPXW260224C06495000","bid":359.0,"bid_size":3.0,"ask":374.5,"ask_size":3.0,"iv":0.2775,"open_interest":0.0,"volume":0.0,"delta":0.9577,"gamma":0.0004,"vega":0.7817,"theta":-1.469,"rho":0.8492,"theo":365.2509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":384.549987792969},{"option":"SPXW260224P06495000","bid":3.4,"bid_size":92.0,"ask":3.6,"ask_size":4.0,"iv":0.257,"open_interest":9.0,"volume":9.0,"delta":-0.0423,"gamma":0.0004,"vega":0.7817,"theta":-1.5903,"rho":-0.0394,"theo":3.6595,"change":2.2,"open":2.6,"high":3.2,"low":2.2,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-18T15:50:53","percent_change":0.0,"prev_day_close":2.60000002384186},{"option":"SPXW260224C06500000","bid":354.1,"bid_size":3.0,"ask":369.7,"ask_size":3.0,"iv":0.276,"open_interest":0.0,"volume":0.0,"delta":0.9561,"gamma":0.0004,"vega":0.8048,"theta":-1.5175,"rho":0.8485,"theo":360.3983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.550003051758},{"option":"SPXW260224P06500000","bid":3.6,"bid_size":12.0,"ask":3.7,"ask_size":3.0,"iv":0.2567,"open_interest":1021.0,"volume":245.0,"delta":-0.0439,"gamma":0.0004,"vega":0.8048,"theta":-1.637,"rho":-0.0409,"theo":3.804,"change":0.4,"open":5.12,"high":5.12,"low":2.0,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-18T16:14:25","percent_change":14.8148,"prev_day_close":2.70000004768372},{"option":"SPXW260224C06505000","bid":349.3,"bid_size":3.0,"ask":364.8,"ask_size":3.0,"iv":0.2744,"open_interest":0.0,"volume":0.0,"delta":0.9544,"gamma":0.0004,"vega":0.8287,"theta":-1.5673,"rho":0.8476,"theo":355.5521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":375.149993896484},{"option":"SPXW260224P06505000","bid":3.7,"bid_size":66.0,"ask":3.9,"ask_size":29.0,"iv":0.255,"open_interest":21.0,"volume":21.0,"delta":-0.0455,"gamma":0.0004,"vega":0.8287,"theta":-1.6852,"rho":-0.0424,"theo":3.9548,"change":3.6,"open":2.8,"high":3.6,"low":2.3,"tick":"up","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:00:49","percent_change":0.0,"prev_day_close":2.79999995231628},{"option":"SPXW260224C06510000","bid":344.3,"bid_size":3.0,"ask":360.0,"ask_size":3.0,"iv":0.2722,"open_interest":0.0,"volume":0.0,"delta":0.9527,"gamma":0.0005,"vega":0.8534,"theta":-1.6184,"rho":0.8467,"theo":350.7125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.400009155273},{"option":"SPXW260224P06510000","bid":3.8,"bid_size":100.0,"ask":4.0,"ask_size":3.0,"iv":0.2545,"open_interest":246.0,"volume":21.0,"delta":-0.0472,"gamma":0.0005,"vega":0.8534,"theta":-1.7346,"rho":-0.044,"theo":4.1123,"change":-2.1,"open":5.4,"high":5.4,"low":2.25,"tick":"up","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:00:54","percent_change":-36.8421,"prev_day_close":2.89999997615814},{"option":"SPXW260224C06515000","bid":339.6,"bid_size":3.0,"ask":355.2,"ask_size":3.0,"iv":0.2716,"open_interest":0.0,"volume":0.0,"delta":0.9509,"gamma":0.0005,"vega":0.8789,"theta":-1.671,"rho":0.8457,"theo":345.8798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.400009155273},{"option":"SPXW260224P06515000","bid":4.0,"bid_size":85.0,"ask":4.2,"ask_size":4.0,"iv":0.2527,"open_interest":6.0,"volume":6.0,"delta":-0.049,"gamma":0.0005,"vega":0.8789,"theta":-1.7855,"rho":-0.0457,"theo":4.2767,"change":3.9,"open":2.6,"high":3.9,"low":2.55,"tick":"up","last_trade_price":3.9,"last_trade_time":"2026-02-18T15:00:49","percent_change":0.0,"prev_day_close":3.04999995231628},{"option":"SPXW260224C06520000","bid":334.9,"bid_size":3.0,"ask":350.3,"ask_size":3.0,"iv":0.2704,"open_interest":0.0,"volume":0.0,"delta":0.9491,"gamma":0.0005,"vega":0.905,"theta":-1.7249,"rho":0.8446,"theo":341.0543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":359.649993896484},{"option":"SPXW260224P06520000","bid":4.2,"bid_size":37.0,"ask":4.4,"ask_size":29.0,"iv":0.2521,"open_interest":557.0,"volume":25.0,"delta":-0.0509,"gamma":0.0005,"vega":0.905,"theta":-1.8377,"rho":-0.0475,"theo":4.4484,"change":-3.5,"open":3.9,"high":4.0,"low":2.4,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-18T15:58:32","percent_change":-56.9106,"prev_day_close":3.14999997615814},{"option":"SPXW260224C06525000","bid":329.9,"bid_size":3.0,"ask":345.5,"ask_size":3.0,"iv":0.2681,"open_interest":0.0,"volume":0.0,"delta":0.9472,"gamma":0.0005,"vega":0.9317,"theta":-1.7802,"rho":0.8434,"theo":336.2364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":355.450012207031},{"option":"SPXW260224P06525000","bid":4.3,"bid_size":72.0,"ask":4.6,"ask_size":43.0,"iv":0.2513,"open_interest":308.0,"volume":69.0,"delta":-0.0528,"gamma":0.0005,"vega":0.9317,"theta":-1.8914,"rho":-0.0493,"theo":4.6276,"change":-3.4,"open":6.0,"high":6.0,"low":2.65,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-18T16:06:30","percent_change":-53.125,"prev_day_close":3.30000007152557},{"option":"SPXW260224C06530000","bid":325.1,"bid_size":3.0,"ask":340.7,"ask_size":3.0,"iv":0.2667,"open_interest":0.0,"volume":0.0,"delta":0.9452,"gamma":0.0005,"vega":0.9588,"theta":-1.8369,"rho":0.8422,"theo":331.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":350.549987792969},{"option":"SPXW260224P06530000","bid":4.5,"bid_size":72.0,"ask":4.7,"ask_size":2.0,"iv":0.2493,"open_interest":159.0,"volume":27.0,"delta":-0.0548,"gamma":0.0005,"vega":0.9588,"theta":-1.9464,"rho":-0.0512,"theo":4.8145,"change":-3.6,"open":6.33,"high":6.33,"low":2.68,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T15:50:08","percent_change":-54.5455,"prev_day_close":3.39999997615814},{"option":"SPXW260224C06535000","bid":320.6,"bid_size":3.0,"ask":335.9,"ask_size":3.0,"iv":0.2667,"open_interest":0.0,"volume":0.0,"delta":0.9431,"gamma":0.0005,"vega":0.9865,"theta":-1.895,"rho":0.8409,"theo":326.6242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.949996948242},{"option":"SPXW260224P06535000","bid":4.7,"bid_size":60.0,"ask":4.9,"ask_size":2.0,"iv":0.2484,"open_interest":17.0,"volume":18.0,"delta":-0.0569,"gamma":0.0005,"vega":0.9865,"theta":-2.0029,"rho":-0.0532,"theo":5.0095,"change":3.0,"open":5.5,"high":5.5,"low":2.8,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T15:58:32","percent_change":0.0,"prev_day_close":3.54999995231628},{"option":"SPXW260224C06540000","bid":315.8,"bid_size":3.0,"ask":331.1,"ask_size":3.0,"iv":0.2652,"open_interest":0.0,"volume":0.0,"delta":0.9409,"gamma":0.0006,"vega":1.0148,"theta":-1.9545,"rho":0.8396,"theo":321.8303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":340.449996948242},{"option":"SPXW260224P06540000","bid":4.9,"bid_size":74.0,"ask":5.1,"ask_size":3.0,"iv":0.2474,"open_interest":1605.0,"volume":92.0,"delta":-0.059,"gamma":0.0006,"vega":1.0148,"theta":-2.0607,"rho":-0.0552,"theo":5.2128,"change":-3.8,"open":6.7,"high":6.83,"low":2.85,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:47:52","percent_change":-53.5211,"prev_day_close":3.69999992847443},{"option":"SPXW260224C06545000","bid":310.6,"bid_size":3.0,"ask":326.3,"ask_size":3.0,"iv":0.2618,"open_interest":0.0,"volume":0.0,"delta":0.9387,"gamma":0.0006,"vega":1.0439,"theta":-2.0154,"rho":0.8382,"theo":317.0449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.400009155273},{"option":"SPXW260224P06545000","bid":5.1,"bid_size":69.0,"ask":5.3,"ask_size":2.0,"iv":0.2463,"open_interest":56.0,"volume":62.0,"delta":-0.0613,"gamma":0.0006,"vega":1.0439,"theta":-2.1199,"rho":-0.0573,"theo":5.4245,"change":1.35,"open":4.21,"high":5.65,"low":3.5,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T15:39:48","percent_change":35.0649,"prev_day_close":3.85000002384186},{"option":"SPXW260224C06550000","bid":306.2,"bid_size":3.0,"ask":321.5,"ask_size":3.0,"iv":0.262,"open_interest":0.0,"volume":0.0,"delta":0.9364,"gamma":0.0006,"vega":1.0738,"theta":-2.0776,"rho":0.8367,"theo":312.2682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":331.399993896484},{"option":"SPXW260224P06550000","bid":5.3,"bid_size":48.0,"ask":5.6,"ask_size":8.0,"iv":0.2461,"open_interest":1866.0,"volume":193.0,"delta":-0.0636,"gamma":0.0006,"vega":1.0738,"theta":-2.1804,"rho":-0.0595,"theo":5.6449,"change":-3.8,"open":7.1,"high":7.1,"low":2.95,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-18T16:09:33","percent_change":-50.0,"prev_day_close":4.0},{"option":"SPXW260224C06555000","bid":301.4,"bid_size":3.0,"ask":316.8,"ask_size":3.0,"iv":0.2607,"open_interest":0.0,"volume":0.0,"delta":0.934,"gamma":0.0006,"vega":1.1046,"theta":-2.1411,"rho":0.8352,"theo":307.5005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.800003051758},{"option":"SPXW260224P06555000","bid":5.6,"bid_size":3.0,"ask":5.8,"ask_size":4.0,"iv":0.2448,"open_interest":40.0,"volume":213.0,"delta":-0.066,"gamma":0.0006,"vega":1.1046,"theta":-2.2423,"rho":-0.0617,"theo":5.8743,"change":3.89,"open":7.1,"high":7.8,"low":3.6,"tick":"down","last_trade_price":3.89,"last_trade_time":"2026-02-18T16:04:02","percent_change":0.0,"prev_day_close":4.20000004768372},{"option":"SPXW260224C06560000","bid":296.6,"bid_size":3.0,"ask":312.0,"ask_size":3.0,"iv":0.259,"open_interest":0.0,"volume":0.0,"delta":0.9315,"gamma":0.0006,"vega":1.1364,"theta":-2.206,"rho":0.8335,"theo":302.7422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":321.5},{"option":"SPXW260224P06560000","bid":5.8,"bid_size":36.0,"ask":6.1,"ask_size":38.0,"iv":0.2439,"open_interest":142.0,"volume":37.0,"delta":-0.0685,"gamma":0.0006,"vega":1.1364,"theta":-2.3054,"rho":-0.0641,"theo":6.1131,"change":-4.0,"open":3.65,"high":5.7,"low":3.65,"tick":"up","last_trade_price":4.2,"last_trade_time":"2026-02-18T16:08:11","percent_change":-48.7805,"prev_day_close":4.40000009536743},{"option":"SPXW260224C06565000","bid":291.8,"bid_size":3.0,"ask":307.3,"ask_size":3.0,"iv":0.2576,"open_interest":0.0,"volume":0.0,"delta":0.9289,"gamma":0.0007,"vega":1.1689,"theta":-2.2721,"rho":0.8317,"theo":297.9938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.75},{"option":"SPXW260224P06565000","bid":6.0,"bid_size":35.0,"ask":6.3,"ask_size":6.0,"iv":0.2425,"open_interest":138.0,"volume":28.0,"delta":-0.0711,"gamma":0.0007,"vega":1.1689,"theta":-2.3699,"rho":-0.0665,"theo":6.3618,"change":-2.9,"open":7.25,"high":7.25,"low":3.27,"tick":"up","last_trade_price":5.6,"last_trade_time":"2026-02-18T15:00:48","percent_change":-34.1176,"prev_day_close":4.54999995231628},{"option":"SPXW260224C06570000","bid":287.0,"bid_size":3.0,"ask":302.5,"ask_size":3.0,"iv":0.2557,"open_interest":0.0,"volume":0.0,"delta":0.9262,"gamma":0.0007,"vega":1.202,"theta":-2.3395,"rho":0.8298,"theo":293.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":311.5},{"option":"SPXW260224P06570000","bid":6.3,"bid_size":35.0,"ask":6.6,"ask_size":35.0,"iv":0.2419,"open_interest":172.0,"volume":59.0,"delta":-0.0737,"gamma":0.0007,"vega":1.202,"theta":-2.4356,"rho":-0.0691,"theo":6.6206,"change":-2.9,"open":5.9,"high":6.82,"low":3.5,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:00:49","percent_change":-32.9545,"prev_day_close":4.75},{"option":"SPXW260224C06575000","bid":282.4,"bid_size":3.0,"ask":297.8,"ask_size":3.0,"iv":0.2549,"open_interest":0.0,"volume":0.0,"delta":0.9234,"gamma":0.0007,"vega":1.2357,"theta":-2.4082,"rho":0.8278,"theo":288.5278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":307.050003051758},{"option":"SPXW260224P06575000","bid":6.6,"bid_size":5.0,"ask":6.9,"ask_size":36.0,"iv":0.2411,"open_interest":572.0,"volume":101.0,"delta":-0.0765,"gamma":0.0007,"vega":1.2357,"theta":-2.5026,"rho":-0.0718,"theo":6.8901,"change":-4.3,"open":8.6,"high":8.6,"low":3.68,"tick":"down","last_trade_price":4.9,"last_trade_time":"2026-02-18T16:09:33","percent_change":-46.7391,"prev_day_close":5.0},{"option":"SPXW260224C06580000","bid":277.8,"bid_size":3.0,"ask":293.1,"ask_size":3.0,"iv":0.254,"open_interest":0.0,"volume":0.0,"delta":0.9206,"gamma":0.0007,"vega":1.2697,"theta":-2.4782,"rho":0.8258,"theo":283.811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":302.300003051758},{"option":"SPXW260224P06580000","bid":6.9,"bid_size":5.0,"ask":7.2,"ask_size":36.0,"iv":0.2403,"open_interest":205.0,"volume":63.0,"delta":-0.0794,"gamma":0.0007,"vega":1.2697,"theta":-2.5709,"rho":-0.0745,"theo":7.1704,"change":-4.4,"open":8.84,"high":8.84,"low":3.83,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T15:44:02","percent_change":-46.3158,"prev_day_close":5.20000004768372},{"option":"SPXW260224C06585000","bid":273.1,"bid_size":3.0,"ask":288.4,"ask_size":3.0,"iv":0.2527,"open_interest":0.0,"volume":0.0,"delta":0.9176,"gamma":0.0008,"vega":1.3042,"theta":-2.5493,"rho":0.8237,"theo":279.1054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":297.600006103516},{"option":"SPXW260224P06585000","bid":7.1,"bid_size":32.0,"ask":7.5,"ask_size":35.0,"iv":0.2393,"open_interest":103.0,"volume":57.0,"delta":-0.0824,"gamma":0.0008,"vega":1.3042,"theta":-2.6404,"rho":-0.0773,"theo":7.4619,"change":-3.3,"open":9.25,"high":9.66,"low":3.85,"tick":"down","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:00:48","percent_change":-33.3333,"prev_day_close":5.40000009536743},{"option":"SPXW260224C06590000","bid":268.2,"bid_size":3.0,"ask":283.7,"ask_size":3.0,"iv":0.2506,"open_interest":0.0,"volume":0.0,"delta":0.9145,"gamma":0.0008,"vega":1.3394,"theta":-2.6216,"rho":0.8215,"theo":274.4112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.0},{"option":"SPXW260224P06590000","bid":7.5,"bid_size":26.0,"ask":7.8,"ask_size":29.0,"iv":0.2383,"open_interest":130.0,"volume":72.0,"delta":-0.0854,"gamma":0.0008,"vega":1.3394,"theta":-2.711,"rho":-0.0802,"theo":7.7648,"change":-4.75,"open":8.69,"high":8.69,"low":3.99,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T15:44:38","percent_change":-46.3415,"prev_day_close":5.59999990463257},{"option":"SPXW260224C06595000","bid":263.6,"bid_size":3.0,"ask":279.1,"ask_size":3.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.9113,"gamma":0.0008,"vega":1.3754,"theta":-2.695,"rho":0.8192,"theo":269.7288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":288.25},{"option":"SPXW260224P06595000","bid":7.8,"bid_size":25.0,"ask":8.1,"ask_size":27.0,"iv":0.2371,"open_interest":115.0,"volume":28.0,"delta":-0.0886,"gamma":0.0008,"vega":1.3754,"theta":-2.7828,"rho":-0.0832,"theo":8.0794,"change":-5.4,"open":9.95,"high":9.95,"low":4.3,"tick":"down","last_trade_price":5.2,"last_trade_time":"2026-02-18T15:59:11","percent_change":-50.9434,"prev_day_close":5.90000009536743},{"option":"SPXW260224C06600000","bid":258.2,"bid_size":2.0,"ask":274.4,"ask_size":3.0,"iv":0.2459,"open_interest":0.0,"volume":0.0,"delta":0.908,"gamma":0.0008,"vega":1.4123,"theta":-2.7695,"rho":0.8168,"theo":265.0584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":283.049987792969},{"option":"SPXW260224P06600000","bid":8.1,"bid_size":25.0,"ask":8.4,"ask_size":5.0,"iv":0.2359,"open_interest":685.0,"volume":511.0,"delta":-0.0919,"gamma":0.0008,"vega":1.4123,"theta":-2.8556,"rho":-0.0863,"theo":8.4061,"change":1.89,"open":9.95,"high":11.3,"low":4.05,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-18T16:08:11","percent_change":30.9836,"prev_day_close":6.09999990463257},{"option":"SPXW260224C06605000","bid":254.2,"bid_size":3.0,"ask":269.8,"ask_size":3.0,"iv":0.247,"open_interest":0.0,"volume":0.0,"delta":0.9046,"gamma":0.0009,"vega":1.4502,"theta":-2.845,"rho":0.8142,"theo":260.4006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":278.849990844727},{"option":"SPXW260224P06605000","bid":8.5,"bid_size":5.0,"ask":8.8,"ask_size":26.0,"iv":0.2353,"open_interest":39.0,"volume":38.0,"delta":-0.0953,"gamma":0.0009,"vega":1.4502,"theta":-2.9294,"rho":-0.0895,"theo":8.7454,"change":-5.75,"open":7.82,"high":7.82,"low":5.5,"tick":"down","last_trade_price":5.7,"last_trade_time":"2026-02-18T15:59:11","percent_change":-50.2183,"prev_day_close":6.40000009536743},{"option":"SPXW260224C06610000","bid":249.6,"bid_size":2.0,"ask":265.1,"ask_size":3.0,"iv":0.2456,"open_interest":26.0,"volume":21.0,"delta":0.9011,"gamma":0.0009,"vega":1.4889,"theta":-2.9215,"rho":0.8116,"theo":255.7559,"change":45.22,"open":260.63,"high":298.77,"low":260.63,"tick":"up","last_trade_price":298.77,"last_trade_time":"2026-02-18T10:50:47","percent_change":17.8347,"prev_day_close":273.349990844727},{"option":"SPXW260224P06610000","bid":8.8,"bid_size":25.0,"ask":9.1,"ask_size":4.0,"iv":0.2339,"open_interest":165.0,"volume":58.0,"delta":-0.0988,"gamma":0.0009,"vega":1.4889,"theta":-3.0042,"rho":-0.0928,"theo":9.0978,"change":-6.15,"open":7.09,"high":8.6,"low":4.4,"tick":"down","last_trade_price":5.7,"last_trade_time":"2026-02-18T15:57:26","percent_change":-51.8987,"prev_day_close":6.70000004768372},{"option":"SPXW260224C06615000","bid":244.8,"bid_size":2.0,"ask":260.5,"ask_size":3.0,"iv":0.2438,"open_interest":2.0,"volume":0.0,"delta":0.8975,"gamma":0.0009,"vega":1.5281,"theta":-2.9989,"rho":0.8087,"theo":251.1249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.39,"last_trade_time":"2026-02-17T12:46:56","percent_change":0.0,"prev_day_close":269.5},{"option":"SPXW260224P06615000","bid":9.2,"bid_size":23.0,"ask":9.5,"ask_size":4.0,"iv":0.2331,"open_interest":317.0,"volume":328.0,"delta":-0.1025,"gamma":0.0009,"vega":1.5281,"theta":-3.0799,"rho":-0.0964,"theo":9.4639,"change":-6.4,"open":12.05,"high":12.05,"low":5.1,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:57:22","percent_change":-52.0325,"prev_day_close":7.0},{"option":"SPXW260224C06620000","bid":239.7,"bid_size":2.0,"ask":255.9,"ask_size":3.0,"iv":0.2411,"open_interest":0.0,"volume":0.0,"delta":0.8937,"gamma":0.0009,"vega":1.5677,"theta":-3.0772,"rho":0.8058,"theo":246.508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":234.5,"last_trade_time":"2026-02-17T11:30:10","percent_change":0.0,"prev_day_close":264.149993896484},{"option":"SPXW260224P06620000","bid":9.6,"bid_size":23.0,"ask":9.9,"ask_size":23.0,"iv":0.2322,"open_interest":55.0,"volume":42.0,"delta":-0.1063,"gamma":0.0009,"vega":1.5677,"theta":-3.1565,"rho":-0.1,"theo":9.8442,"change":-6.73,"open":10.01,"high":10.01,"low":5.3,"tick":"no_change","last_trade_price":6.02,"last_trade_time":"2026-02-18T15:55:05","percent_change":-52.7843,"prev_day_close":7.29999995231628},{"option":"SPXW260224C06625000","bid":235.3,"bid_size":2.0,"ask":251.3,"ask_size":3.0,"iv":0.2404,"open_interest":0.0,"volume":0.0,"delta":0.8898,"gamma":0.001,"vega":1.6075,"theta":-3.1563,"rho":0.8028,"theo":241.9058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.449996948242},{"option":"SPXW260224P06625000","bid":10.0,"bid_size":22.0,"ask":10.3,"ask_size":4.0,"iv":0.2311,"open_interest":182.0,"volume":196.0,"delta":-0.1102,"gamma":0.001,"vega":1.6075,"theta":-3.234,"rho":-0.1037,"theo":10.2391,"change":-6.5,"open":7.5,"high":10.4,"low":5.48,"tick":"down","last_trade_price":6.75,"last_trade_time":"2026-02-18T15:47:35","percent_change":-49.0566,"prev_day_close":7.59999990463257},{"option":"SPXW260224C06630000","bid":231.0,"bid_size":2.0,"ask":246.8,"ask_size":3.0,"iv":0.2402,"open_interest":0.0,"volume":0.0,"delta":0.8858,"gamma":0.001,"vega":1.6477,"theta":-3.2362,"rho":0.7996,"theo":237.3185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":255.450004577637},{"option":"SPXW260224P06630000","bid":10.4,"bid_size":22.0,"ask":10.8,"ask_size":24.0,"iv":0.2303,"open_interest":174.0,"volume":177.0,"delta":-0.1142,"gamma":0.001,"vega":1.6477,"theta":-3.3122,"rho":-0.1075,"theo":10.6489,"change":-6.75,"open":8.54,"high":9.4,"low":5.43,"tick":"down","last_trade_price":7.0,"last_trade_time":"2026-02-18T15:52:13","percent_change":-49.0909,"prev_day_close":7.90000009536743},{"option":"SPXW260224C06635000","bid":226.1,"bid_size":3.0,"ask":242.2,"ask_size":3.0,"iv":0.2378,"open_interest":0.0,"volume":0.0,"delta":0.8816,"gamma":0.001,"vega":1.6884,"theta":-3.3168,"rho":0.7964,"theo":232.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":250.099998474121},{"option":"SPXW260224P06635000","bid":10.9,"bid_size":17.0,"ask":11.2,"ask_size":21.0,"iv":0.2294,"open_interest":87.0,"volume":73.0,"delta":-0.1183,"gamma":0.001,"vega":1.6884,"theta":-3.3911,"rho":-0.1114,"theo":11.0739,"change":-7.25,"open":11.6,"high":11.6,"low":6.17,"tick":"down","last_trade_price":7.0,"last_trade_time":"2026-02-18T15:57:24","percent_change":-50.8772,"prev_day_close":8.25},{"option":"SPXW260224C06640000","bid":221.7,"bid_size":3.0,"ask":237.7,"ask_size":3.0,"iv":0.2372,"open_interest":0.0,"volume":0.0,"delta":0.8773,"gamma":0.0011,"vega":1.7299,"theta":-3.398,"rho":0.7931,"theo":228.19,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.150001525879},{"option":"SPXW260224P06640000","bid":11.3,"bid_size":21.0,"ask":11.7,"ask_size":23.0,"iv":0.2283,"open_interest":213.0,"volume":243.0,"delta":-0.1226,"gamma":0.0011,"vega":1.7299,"theta":-3.4707,"rho":-0.1154,"theo":11.5146,"change":-7.15,"open":10.2,"high":11.6,"low":5.87,"tick":"down","last_trade_price":7.6,"last_trade_time":"2026-02-18T15:52:13","percent_change":-48.4746,"prev_day_close":8.59999990463257},{"option":"SPXW260224C06645000","bid":217.1,"bid_size":3.0,"ask":233.1,"ask_size":3.0,"iv":0.2355,"open_interest":0.0,"volume":0.0,"delta":0.8729,"gamma":0.0011,"vega":1.7724,"theta":-3.4798,"rho":0.7896,"theo":223.6499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":240.700004577637},{"option":"SPXW260224P06645000","bid":11.8,"bid_size":20.0,"ask":12.1,"ask_size":7.0,"iv":0.2272,"open_interest":457.0,"volume":133.0,"delta":-0.127,"gamma":0.0011,"vega":1.7724,"theta":-3.5508,"rho":-0.1196,"theo":11.9716,"change":3.4,"open":14.95,"high":14.95,"low":6.6,"tick":"up","last_trade_price":11.69,"last_trade_time":"2026-02-18T15:27:55","percent_change":37.7778,"prev_day_close":9.0},{"option":"SPXW260224C06650000","bid":212.6,"bid_size":3.0,"ask":228.6,"ask_size":3.0,"iv":0.2343,"open_interest":1.0,"volume":0.0,"delta":0.8684,"gamma":0.0011,"vega":1.8156,"theta":-3.562,"rho":0.786,"theo":219.1267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.63,"last_trade_time":"2026-01-29T12:29:17","percent_change":0.0,"prev_day_close":236.400001525879},{"option":"SPXW260224P06650000","bid":12.3,"bid_size":18.0,"ask":12.6,"ask_size":5.0,"iv":0.2262,"open_interest":315.0,"volume":143.0,"delta":-0.1316,"gamma":0.0011,"vega":1.8156,"theta":-3.6313,"rho":-0.1239,"theo":12.4455,"change":-6.45,"open":14.29,"high":14.29,"low":5.9,"tick":"no_change","last_trade_price":7.77,"last_trade_time":"2026-02-18T15:55:05","percent_change":-40.694,"prev_day_close":9.34999990463257},{"option":"SPXW260224C06655000","bid":208.1,"bid_size":3.0,"ask":224.1,"ask_size":3.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8636,"gamma":0.0012,"vega":1.8595,"theta":-3.6446,"rho":0.7821,"theo":214.6212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":232.300003051758},{"option":"SPXW260224P06655000","bid":12.8,"bid_size":18.0,"ask":13.1,"ask_size":5.0,"iv":0.2251,"open_interest":67.0,"volume":61.0,"delta":-0.1363,"gamma":0.0012,"vega":1.8595,"theta":-3.7122,"rho":-0.1284,"theo":12.9371,"change":-7.26,"open":8.23,"high":13.3,"low":6.8,"tick":"up","last_trade_price":9.19,"last_trade_time":"2026-02-18T16:04:02","percent_change":-44.1337,"prev_day_close":9.75},{"option":"SPXW260224C06660000","bid":203.3,"bid_size":3.0,"ask":217.4,"ask_size":2.0,"iv":0.2251,"open_interest":2.0,"volume":0.0,"delta":0.8588,"gamma":0.0012,"vega":1.9036,"theta":-3.7274,"rho":0.7781,"theo":210.1341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.7,"last_trade_time":"2026-02-17T11:04:19","percent_change":0.0,"prev_day_close":227.099998474121},{"option":"SPXW260224P06660000","bid":13.3,"bid_size":17.0,"ask":13.6,"ask_size":4.0,"iv":0.2242,"open_interest":131.0,"volume":92.0,"delta":-0.1412,"gamma":0.0012,"vega":1.9036,"theta":-3.7934,"rho":-0.1332,"theo":13.4472,"change":-8.35,"open":17.45,"high":17.45,"low":6.88,"tick":"up","last_trade_price":8.7,"last_trade_time":"2026-02-18T15:58:06","percent_change":-48.9736,"prev_day_close":10.1500000953674},{"option":"SPXW260224C06665000","bid":201.6,"bid_size":2.0,"ask":212.8,"ask_size":3.0,"iv":0.2307,"open_interest":0.0,"volume":0.0,"delta":0.8538,"gamma":0.0012,"vega":1.9477,"theta":-3.8106,"rho":0.774,"theo":205.6661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":223.050003051758},{"option":"SPXW260224P06665000","bid":13.8,"bid_size":17.0,"ask":14.2,"ask_size":17.0,"iv":0.2229,"open_interest":101.0,"volume":74.0,"delta":-0.1462,"gamma":0.0012,"vega":1.9477,"theta":-3.8748,"rho":-0.138,"theo":13.9763,"change":-5.35,"open":14.14,"high":18.04,"low":7.3,"tick":"down","last_trade_price":12.3,"last_trade_time":"2026-02-18T15:00:49","percent_change":-30.3116,"prev_day_close":10.5999999046326},{"option":"SPXW260224C06670000","bid":195.4,"bid_size":3.0,"ask":208.4,"ask_size":3.0,"iv":0.2251,"open_interest":4.0,"volume":0.0,"delta":0.8486,"gamma":0.0013,"vega":1.9918,"theta":-3.8938,"rho":0.7697,"theo":201.2177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.87,"last_trade_time":"2026-01-21T09:56:55","percent_change":0.0,"prev_day_close":217.900001525879},{"option":"SPXW260224P06670000","bid":14.4,"bid_size":16.0,"ask":14.8,"ask_size":16.0,"iv":0.222,"open_interest":655.0,"volume":26.0,"delta":-0.1514,"gamma":0.0013,"vega":1.9918,"theta":-3.9564,"rho":-0.1429,"theo":14.5249,"change":-3.0,"open":16.2,"high":16.2,"low":7.48,"tick":"down","last_trade_price":11.2,"last_trade_time":"2026-02-18T15:37:47","percent_change":-27.1493,"prev_day_close":11.0499997138977},{"option":"SPXW260224C06675000","bid":193.3,"bid_size":2.0,"ask":204.0,"ask_size":3.0,"iv":0.2296,"open_interest":2.0,"volume":0.0,"delta":0.8432,"gamma":0.0013,"vega":2.0362,"theta":-3.977,"rho":0.7654,"theo":196.7892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.78,"last_trade_time":"2026-01-21T09:56:37","percent_change":0.0,"prev_day_close":214.0},{"option":"SPXW260224P06675000","bid":15.0,"bid_size":16.0,"ask":15.3,"ask_size":4.0,"iv":0.2208,"open_interest":180.0,"volume":136.0,"delta":-0.1567,"gamma":0.0013,"vega":2.0362,"theta":-4.038,"rho":-0.1479,"theo":15.0936,"change":-9.15,"open":15.5,"high":15.8,"low":7.2,"tick":"down","last_trade_price":9.8,"last_trade_time":"2026-02-18T15:53:55","percent_change":-48.285,"prev_day_close":11.5},{"option":"SPXW260224C06680000","bid":188.0,"bid_size":2.0,"ask":199.6,"ask_size":3.0,"iv":0.2262,"open_interest":16.0,"volume":0.0,"delta":0.8377,"gamma":0.0013,"vega":2.0811,"theta":-4.0602,"rho":0.7609,"theo":192.3812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.66,"last_trade_time":"2026-02-17T10:50:18","percent_change":0.0,"prev_day_close":208.850006103516},{"option":"SPXW260224P06680000","bid":15.6,"bid_size":15.0,"ask":15.9,"ask_size":4.0,"iv":0.2196,"open_interest":254.0,"volume":243.0,"delta":-0.1622,"gamma":0.0013,"vega":2.0811,"theta":-4.1195,"rho":-0.1531,"theo":15.6827,"change":-8.15,"open":17.87,"high":17.92,"low":8.4,"tick":"up","last_trade_price":11.62,"last_trade_time":"2026-02-18T15:59:54","percent_change":-41.4758,"prev_day_close":12.0},{"option":"SPXW260224C06685000","bid":183.6,"bid_size":2.0,"ask":195.2,"ask_size":3.0,"iv":0.2248,"open_interest":15.0,"volume":0.0,"delta":0.832,"gamma":0.0014,"vega":2.1267,"theta":-4.1432,"rho":0.7562,"theo":187.9944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.76,"last_trade_time":"2026-02-17T10:50:18","percent_change":0.0,"prev_day_close":205.050003051758},{"option":"SPXW260224P06685000","bid":16.2,"bid_size":15.0,"ask":16.6,"ask_size":15.0,"iv":0.2186,"open_interest":97.0,"volume":64.0,"delta":-0.1679,"gamma":0.0014,"vega":2.1267,"theta":-4.2007,"rho":-0.1585,"theo":16.293,"change":-9.05,"open":16.03,"high":16.8,"low":8.95,"tick":"up","last_trade_price":11.3,"last_trade_time":"2026-02-18T15:59:25","percent_change":-44.4717,"prev_day_close":12.5},{"option":"SPXW260224C06690000","bid":178.5,"bid_size":2.0,"ask":190.8,"ask_size":3.0,"iv":0.2217,"open_interest":0.0,"volume":0.0,"delta":0.8262,"gamma":0.0014,"vega":2.173,"theta":-4.2258,"rho":0.7513,"theo":183.6298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":200.549995422363},{"option":"SPXW260224P06690000","bid":16.8,"bid_size":16.0,"ask":17.2,"ask_size":4.0,"iv":0.2173,"open_interest":242.0,"volume":64.0,"delta":-0.1737,"gamma":0.0014,"vega":2.173,"theta":-4.2817,"rho":-0.164,"theo":16.9255,"change":-3.45,"open":19.35,"high":19.35,"low":9.02,"tick":"up","last_trade_price":12.57,"last_trade_time":"2026-02-18T15:59:54","percent_change":-26.5385,"prev_day_close":13.0},{"option":"SPXW260224C06695000","bid":174.2,"bid_size":2.0,"ask":186.5,"ask_size":3.0,"iv":0.2206,"open_interest":0.0,"volume":0.0,"delta":0.8202,"gamma":0.0014,"vega":2.2196,"theta":-4.3079,"rho":0.7462,"theo":179.2884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":195.650001525879},{"option":"SPXW260224P06695000","bid":17.5,"bid_size":15.0,"ask":17.9,"ask_size":15.0,"iv":0.2163,"open_interest":96.0,"volume":59.0,"delta":-0.1798,"gamma":0.0014,"vega":2.2196,"theta":-4.3621,"rho":-0.1699,"theo":17.5812,"change":-10.03,"open":11.28,"high":16.88,"low":9.25,"tick":"down","last_trade_price":11.82,"last_trade_time":"2026-02-18T15:51:35","percent_change":-45.9039,"prev_day_close":13.5499997138977},{"option":"SPXW260224C06700000","bid":169.9,"bid_size":2.0,"ask":182.2,"ask_size":3.0,"iv":0.2194,"open_interest":6.0,"volume":0.0,"delta":0.814,"gamma":0.0015,"vega":2.2662,"theta":-4.3894,"rho":0.7408,"theo":174.9711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":172.0,"last_trade_time":"2026-02-17T11:13:24","percent_change":0.0,"prev_day_close":191.650001525879},{"option":"SPXW260224P06700000","bid":18.2,"bid_size":15.0,"ask":18.6,"ask_size":15.0,"iv":0.2152,"open_interest":250.0,"volume":113.0,"delta":-0.186,"gamma":0.0015,"vega":2.2662,"theta":-4.442,"rho":-0.1759,"theo":18.261,"change":-3.0,"open":20.75,"high":21.07,"low":8.9,"tick":"up","last_trade_price":13.9,"last_trade_time":"2026-02-18T16:11:46","percent_change":-21.2766,"prev_day_close":14.0999999046326},{"option":"SPXW260224C06705000","bid":166.6,"bid_size":2.0,"ask":177.9,"ask_size":3.0,"iv":0.2202,"open_interest":5.0,"volume":0.0,"delta":0.8076,"gamma":0.0015,"vega":2.3125,"theta":-4.4702,"rho":0.7354,"theo":170.6788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.22,"last_trade_time":"2026-02-17T10:45:46","percent_change":0.0,"prev_day_close":187.0},{"option":"SPXW260224P06705000","bid":18.9,"bid_size":14.0,"ask":19.3,"ask_size":14.0,"iv":0.214,"open_interest":74.0,"volume":61.0,"delta":-0.1924,"gamma":0.0015,"vega":2.3125,"theta":-4.5211,"rho":-0.182,"theo":18.9658,"change":-6.85,"open":18.57,"high":18.67,"low":9.9,"tick":"up","last_trade_price":16.5,"last_trade_time":"2026-02-18T15:31:45","percent_change":-29.3362,"prev_day_close":14.6500000953674},{"option":"SPXW260224C06710000","bid":161.8,"bid_size":2.0,"ask":173.7,"ask_size":3.0,"iv":0.2179,"open_interest":20.0,"volume":20.0,"delta":0.801,"gamma":0.0016,"vega":2.3584,"theta":-4.5502,"rho":0.7298,"theo":166.4119,"change":38.88,"open":204.83,"high":204.83,"low":204.83,"tick":"up","last_trade_price":204.83,"last_trade_time":"2026-02-18T10:50:47","percent_change":23.4287,"prev_day_close":182.049995422363},{"option":"SPXW260224P06710000","bid":19.6,"bid_size":15.0,"ask":20.1,"ask_size":15.0,"iv":0.2128,"open_interest":143.0,"volume":53.0,"delta":-0.199,"gamma":0.0016,"vega":2.3584,"theta":-4.5994,"rho":-0.1883,"theo":19.696,"change":4.25,"open":20.02,"high":20.02,"low":10.3,"tick":"up","last_trade_price":19.04,"last_trade_time":"2026-02-18T15:26:37","percent_change":27.8689,"prev_day_close":15.25},{"option":"SPXW260224C06715000","bid":158.0,"bid_size":2.0,"ask":169.4,"ask_size":12.0,"iv":0.2173,"open_interest":0.0,"volume":0.0,"delta":0.7942,"gamma":0.0016,"vega":2.4042,"theta":-4.6291,"rho":0.724,"theo":162.1712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":177.699996948242},{"option":"SPXW260224P06715000","bid":20.4,"bid_size":14.0,"ask":20.8,"ask_size":14.0,"iv":0.2116,"open_interest":57.0,"volume":20.0,"delta":-0.2058,"gamma":0.0016,"vega":2.4042,"theta":-4.6767,"rho":-0.1947,"theo":20.4524,"change":-7.8,"open":22.75,"high":23.5,"low":10.88,"tick":"down","last_trade_price":17.25,"last_trade_time":"2026-02-18T15:36:34","percent_change":-31.1377,"prev_day_close":15.9000000953674},{"option":"SPXW260224C06720000","bid":154.0,"bid_size":3.0,"ask":165.2,"ask_size":13.0,"iv":0.2164,"open_interest":2.0,"volume":0.0,"delta":0.7872,"gamma":0.0016,"vega":2.4502,"theta":-4.7069,"rho":0.7181,"theo":157.9572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":120.0,"last_trade_time":"2026-02-17T10:36:02","percent_change":0.0,"prev_day_close":173.349998474121},{"option":"SPXW260224P06720000","bid":21.2,"bid_size":15.0,"ask":21.6,"ask_size":25.0,"iv":0.2104,"open_interest":6381.0,"volume":846.0,"delta":-0.2128,"gamma":0.0016,"vega":2.4502,"theta":-4.7527,"rho":-0.2013,"theo":21.2355,"change":-9.95,"open":14.07,"high":21.0,"low":11.42,"tick":"down","last_trade_price":15.9,"last_trade_time":"2026-02-18T16:00:43","percent_change":-38.4913,"prev_day_close":16.5500001907349},{"option":"SPXW260224C06725000","bid":150.2,"bid_size":3.0,"ask":161.1,"ask_size":13.0,"iv":0.216,"open_interest":14.0,"volume":0.0,"delta":0.78,"gamma":0.0017,"vega":2.4966,"theta":-4.7833,"rho":0.712,"theo":153.7709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.93,"last_trade_time":"2026-02-17T10:44:01","percent_change":0.0,"prev_day_close":169.099998474121},{"option":"SPXW260224P06725000","bid":22.0,"bid_size":15.0,"ask":22.4,"ask_size":15.0,"iv":0.2091,"open_interest":202.0,"volume":202.0,"delta":-0.22,"gamma":0.0017,"vega":2.4966,"theta":-4.8275,"rho":-0.2082,"theo":22.0463,"change":-10.7,"open":26.1,"high":26.1,"low":11.0,"tick":"down","last_trade_price":14.85,"last_trade_time":"2026-02-18T15:53:55","percent_change":-39.9254,"prev_day_close":17.1499996185303},{"option":"SPXW260224C06730000","bid":146.0,"bid_size":3.0,"ask":156.9,"ask_size":13.0,"iv":0.2145,"open_interest":8.0,"volume":1.0,"delta":0.7726,"gamma":0.0017,"vega":2.5431,"theta":-4.8581,"rho":0.7056,"theo":149.6133,"change":33.25,"open":182.85,"high":182.85,"low":182.85,"tick":"up","last_trade_price":182.85,"last_trade_time":"2026-02-18T10:05:49","percent_change":22.2259,"prev_day_close":164.800003051758},{"option":"SPXW260224P06730000","bid":22.8,"bid_size":19.0,"ask":23.3,"ask_size":19.0,"iv":0.2079,"open_interest":6057.0,"volume":70.0,"delta":-0.2274,"gamma":0.0017,"vega":2.5431,"theta":-4.9006,"rho":-0.2153,"theo":22.8858,"change":-0.5,"open":26.4,"high":26.4,"low":11.29,"tick":"up","last_trade_price":22.65,"last_trade_time":"2026-02-18T15:16:41","percent_change":-2.80112,"prev_day_close":17.8500003814697},{"option":"SPXW260224C06735000","bid":142.5,"bid_size":3.0,"ask":152.8,"ask_size":13.0,"iv":0.2144,"open_interest":6.0,"volume":1.0,"delta":0.765,"gamma":0.0018,"vega":2.5894,"theta":-4.9312,"rho":0.6988,"theo":145.4867,"change":32.55,"open":178.45,"high":178.45,"low":178.45,"tick":"up","last_trade_price":178.45,"last_trade_time":"2026-02-18T10:05:49","percent_change":22.3098,"prev_day_close":160.299995422363},{"option":"SPXW260224P06735000","bid":23.7,"bid_size":15.0,"ask":24.1,"ask_size":10.0,"iv":0.2065,"open_interest":109.0,"volume":48.0,"delta":-0.235,"gamma":0.0018,"vega":2.5894,"theta":-4.972,"rho":-0.2227,"theo":23.7564,"change":-12.65,"open":23.85,"high":25.8,"low":12.4,"tick":"down","last_trade_price":16.05,"last_trade_time":"2026-02-18T15:53:55","percent_change":-44.0767,"prev_day_close":18.5500001907349},{"option":"SPXW260224C06740000","bid":137.4,"bid_size":3.0,"ask":148.7,"ask_size":13.0,"iv":0.211,"open_interest":1.0,"volume":0.0,"delta":0.7571,"gamma":0.0018,"vega":2.635,"theta":-5.0023,"rho":0.6919,"theo":141.3911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.0,"last_trade_time":"2026-02-17T10:36:02","percent_change":0.0,"prev_day_close":156.299995422363},{"option":"SPXW260224P06740000","bid":24.6,"bid_size":15.0,"ask":25.0,"ask_size":10.0,"iv":0.2054,"open_interest":179.0,"volume":70.0,"delta":-0.2428,"gamma":0.0018,"vega":2.635,"theta":-5.0414,"rho":-0.2302,"theo":24.6579,"change":-9.67,"open":28.12,"high":28.15,"low":13.32,"tick":"down","last_trade_price":20.08,"last_trade_time":"2026-02-18T15:37:23","percent_change":-32.5042,"prev_day_close":19.3500003814697},{"option":"SPXW260224C06745000","bid":134.1,"bid_size":3.0,"ask":144.6,"ask_size":13.0,"iv":0.211,"open_interest":11.0,"volume":0.0,"delta":0.749,"gamma":0.0019,"vega":2.6797,"theta":-5.0713,"rho":0.6849,"theo":137.3275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.1,"last_trade_time":"2026-02-17T12:40:26","percent_change":0.0,"prev_day_close":151.799995422363},{"option":"SPXW260224P06745000","bid":25.6,"bid_size":5.0,"ask":26.0,"ask_size":15.0,"iv":0.2042,"open_interest":161.0,"volume":56.0,"delta":-0.2509,"gamma":0.0019,"vega":2.6797,"theta":-5.1087,"rho":-0.238,"theo":25.5914,"change":-12.25,"open":27.88,"high":29.0,"low":13.4,"tick":"down","last_trade_price":18.5,"last_trade_time":"2026-02-18T15:47:08","percent_change":-39.8374,"prev_day_close":20.0500001907349},{"option":"SPXW260224C06750000","bid":130.1,"bid_size":3.0,"ask":140.6,"ask_size":13.0,"iv":0.2097,"open_interest":77.0,"volume":67.0,"delta":0.7408,"gamma":0.0019,"vega":2.7236,"theta":-5.1379,"rho":0.6778,"theo":133.2966,"change":29.9,"open":138.85,"high":163.65,"low":138.85,"tick":"up","last_trade_price":163.65,"last_trade_time":"2026-02-18T10:08:36","percent_change":22.3551,"prev_day_close":147.599998474121},{"option":"SPXW260224P06750000","bid":26.5,"bid_size":13.0,"ask":26.9,"ask_size":9.0,"iv":0.2029,"open_interest":835.0,"volume":660.0,"delta":-0.2592,"gamma":0.0019,"vega":2.7236,"theta":-5.1737,"rho":-0.2458,"theo":26.5575,"change":-0.55,"open":28.82,"high":30.3,"low":13.6,"tick":"no_change","last_trade_price":20.65,"last_trade_time":"2026-02-18T16:11:40","percent_change":-2.63789,"prev_day_close":20.8500003814697},{"option":"SPXW260224C06755000","bid":125.3,"bid_size":3.0,"ask":136.6,"ask_size":13.0,"iv":0.2068,"open_interest":4.0,"volume":0.0,"delta":0.7322,"gamma":0.002,"vega":2.767,"theta":-5.2021,"rho":0.6704,"theo":129.2988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.4,"last_trade_time":"2026-02-17T12:52:09","percent_change":0.0,"prev_day_close":143.699996948242},{"option":"SPXW260224P06755000","bid":27.5,"bid_size":13.0,"ask":27.9,"ask_size":9.0,"iv":0.2016,"open_interest":66.0,"volume":37.0,"delta":-0.2677,"gamma":0.002,"vega":2.767,"theta":-5.2362,"rho":-0.2538,"theo":27.5569,"change":-10.58,"open":30.97,"high":31.3,"low":16.3,"tick":"down","last_trade_price":22.27,"last_trade_time":"2026-02-18T15:39:14","percent_change":-32.207,"prev_day_close":21.6499996185303},{"option":"SPXW260224C06760000","bid":122.1,"bid_size":4.0,"ask":132.7,"ask_size":14.0,"iv":0.2069,"open_interest":19.0,"volume":0.0,"delta":0.7235,"gamma":0.002,"vega":2.8102,"theta":-5.2634,"rho":0.6628,"theo":125.3355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.5,"last_trade_time":"2026-02-17T10:45:16","percent_change":0.0,"prev_day_close":139.549995422363},{"option":"SPXW260224P06760000","bid":28.6,"bid_size":4.0,"ask":29.0,"ask_size":12.0,"iv":0.2003,"open_interest":113.0,"volume":58.0,"delta":-0.2764,"gamma":0.002,"vega":2.8102,"theta":-5.2958,"rho":-0.2622,"theo":28.5907,"change":-11.97,"open":33.12,"high":33.12,"low":15.7,"tick":"no_change","last_trade_price":21.98,"last_trade_time":"2026-02-18T16:08:13","percent_change":-35.2577,"prev_day_close":22.5500001907349},{"option":"SPXW260224C06765000","bid":117.3,"bid_size":4.0,"ask":128.7,"ask_size":14.0,"iv":0.2038,"open_interest":6.0,"volume":0.0,"delta":0.7145,"gamma":0.002,"vega":2.853,"theta":-5.3216,"rho":0.6548,"theo":121.408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.0,"last_trade_time":"2026-02-17T13:11:02","percent_change":0.0,"prev_day_close":135.450004577637},{"option":"SPXW260224P06765000","bid":29.7,"bid_size":4.0,"ask":30.0,"ask_size":11.0,"iv":0.1989,"open_interest":46.0,"volume":12.0,"delta":-0.2854,"gamma":0.002,"vega":2.853,"theta":-5.3524,"rho":-0.2708,"theo":29.6602,"change":-12.34,"open":32.6,"high":32.6,"low":15.3,"tick":"no_change","last_trade_price":22.81,"last_trade_time":"2026-02-18T16:08:13","percent_change":-35.1067,"prev_day_close":23.3500003814697},{"option":"SPXW260224C06770000","bid":113.9,"bid_size":4.0,"ask":124.8,"ask_size":14.0,"iv":0.2033,"open_interest":14.0,"volume":0.0,"delta":0.7053,"gamma":0.0021,"vega":2.895,"theta":-5.3765,"rho":0.6465,"theo":117.5177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":91.4,"last_trade_time":"2026-02-17T10:47:37","percent_change":0.0,"prev_day_close":131.199996948242},{"option":"SPXW260224P06770000","bid":30.8,"bid_size":4.0,"ask":31.1,"ask_size":9.0,"iv":0.1975,"open_interest":186.0,"volume":31.0,"delta":-0.2947,"gamma":0.0021,"vega":2.895,"theta":-5.4056,"rho":-0.2798,"theo":30.7671,"change":-12.55,"open":20.96,"high":28.23,"low":17.35,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-18T15:59:48","percent_change":-34.5254,"prev_day_close":24.3000001907349},{"option":"SPXW260224C06775000","bid":109.9,"bid_size":4.0,"ask":121.0,"ask_size":14.0,"iv":0.2017,"open_interest":18.0,"volume":2.0,"delta":0.6958,"gamma":0.0021,"vega":2.9355,"theta":-5.4278,"rho":0.638,"theo":113.6657,"change":24.25,"open":116.8,"high":138.0,"low":116.8,"tick":"up","last_trade_price":138.0,"last_trade_time":"2026-02-18T10:02:09","percent_change":21.3187,"prev_day_close":127.450000762939},{"option":"SPXW260224P06775000","bid":31.9,"bid_size":4.0,"ask":32.3,"ask_size":11.0,"iv":0.1962,"open_interest":438.0,"volume":418.0,"delta":-0.3041,"gamma":0.0021,"vega":2.9355,"theta":-5.4552,"rho":-0.2889,"theo":31.9122,"change":-16.0,"open":34.66,"high":36.16,"low":16.31,"tick":"down","last_trade_price":21.55,"last_trade_time":"2026-02-18T15:56:53","percent_change":-42.6099,"prev_day_close":25.25},{"option":"SPXW260224C06780000","bid":109.8,"bid_size":3.0,"ask":110.3,"ask_size":1.0,"iv":0.1947,"open_interest":41.0,"volume":6.0,"delta":0.6861,"gamma":0.0022,"vega":2.9745,"theta":-5.4752,"rho":0.6294,"theo":109.8527,"change":32.57,"open":115.6,"high":142.62,"low":113.05,"tick":"no_change","last_trade_price":142.62,"last_trade_time":"2026-02-18T10:43:22","percent_change":29.5956,"prev_day_close":123.350002288818},{"option":"SPXW260224P06780000","bid":33.1,"bid_size":4.0,"ask":33.4,"ask_size":8.0,"iv":0.1947,"open_interest":163.0,"volume":118.0,"delta":-0.3138,"gamma":0.0022,"vega":2.9745,"theta":-5.501,"rho":-0.2982,"theo":33.0963,"change":-5.1,"open":36.7,"high":36.7,"low":18.75,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-18T15:49:39","percent_change":-19.4656,"prev_day_close":26.1999998092651},{"option":"SPXW260224C06785000","bid":106.0,"bid_size":3.0,"ask":106.5,"ask_size":1.0,"iv":0.1932,"open_interest":25.0,"volume":0.0,"delta":0.6762,"gamma":0.0022,"vega":3.0119,"theta":-5.5186,"rho":0.6207,"theo":106.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":101.84,"last_trade_time":"2026-02-17T15:58:57","percent_change":0.0,"prev_day_close":118.650001525879},{"option":"SPXW260224P06785000","bid":34.3,"bid_size":4.0,"ask":34.6,"ask_size":8.0,"iv":0.1934,"open_interest":108.0,"volume":47.0,"delta":-0.3238,"gamma":0.0022,"vega":3.0119,"theta":-5.5427,"rho":-0.3076,"theo":34.3198,"change":-16.4,"open":37.0,"high":37.0,"low":19.12,"tick":"down","last_trade_price":23.85,"last_trade_time":"2026-02-18T15:53:55","percent_change":-40.7453,"prev_day_close":27.1999998092651},{"option":"SPXW260224C06790000","bid":102.2,"bid_size":3.0,"ask":102.8,"ask_size":3.0,"iv":0.1918,"open_interest":30.0,"volume":5.0,"delta":0.6659,"gamma":0.0023,"vega":3.0482,"theta":-5.5576,"rho":0.6117,"theo":102.3456,"change":31.52,"open":116.1,"high":134.22,"low":116.1,"tick":"no_change","last_trade_price":134.22,"last_trade_time":"2026-02-18T10:43:22","percent_change":30.6913,"prev_day_close":114.700000762939},{"option":"SPXW260224P06790000","bid":35.6,"bid_size":2.0,"ask":35.9,"ask_size":10.0,"iv":0.192,"open_interest":623.0,"volume":462.0,"delta":-0.334,"gamma":0.0023,"vega":3.0482,"theta":-5.58,"rho":-0.3173,"theo":35.5834,"change":8.05,"open":39.59,"high":39.63,"low":18.41,"tick":"down","last_trade_price":25.0,"last_trade_time":"2026-02-18T15:58:05","percent_change":28.4956,"prev_day_close":28.25},{"option":"SPXW260224C06795000","bid":98.5,"bid_size":3.0,"ask":99.1,"ask_size":3.0,"iv":0.1904,"open_interest":10.0,"volume":1.0,"delta":0.6555,"gamma":0.0023,"vega":3.0835,"theta":-5.592,"rho":0.6023,"theo":98.6537,"change":27.25,"open":126.4,"high":126.4,"low":126.4,"tick":"up","last_trade_price":126.4,"last_trade_time":"2026-02-18T10:36:39","percent_change":27.4836,"prev_day_close":111.549999237061},{"option":"SPXW260224P06795000","bid":36.9,"bid_size":2.0,"ask":37.2,"ask_size":10.0,"iv":0.1906,"open_interest":64.0,"volume":39.0,"delta":-0.3445,"gamma":0.0023,"vega":3.0835,"theta":-5.6127,"rho":-0.3274,"theo":36.8886,"change":-16.9,"open":39.4,"high":39.4,"low":19.55,"tick":"down","last_trade_price":26.1,"last_trade_time":"2026-02-18T15:50:48","percent_change":-39.3023,"prev_day_close":29.3500003814697},{"option":"SPXW260224C06800000","bid":94.9,"bid_size":6.0,"ask":95.4,"ask_size":4.0,"iv":0.1891,"open_interest":79.0,"volume":2.0,"delta":0.6447,"gamma":0.0024,"vega":3.1173,"theta":-5.6213,"rho":0.5926,"theo":95.0049,"change":9.5,"open":127.95,"high":127.95,"low":105.15,"tick":"down","last_trade_price":105.15,"last_trade_time":"2026-02-18T14:52:56","percent_change":9.93204,"prev_day_close":108.349998474121},{"option":"SPXW260224P06800000","bid":38.2,"bid_size":4.0,"ask":38.5,"ask_size":7.0,"iv":0.189,"open_interest":1423.0,"volume":1322.0,"delta":-0.3552,"gamma":0.0024,"vega":3.1173,"theta":-5.6404,"rho":-0.3378,"theo":38.2369,"change":3.25,"open":41.18,"high":41.4,"low":19.8,"tick":"up","last_trade_price":30.2,"last_trade_time":"2026-02-18T16:11:41","percent_change":10.6732,"prev_day_close":30.4499998092651},{"option":"SPXW260224C06805000","bid":91.3,"bid_size":6.0,"ask":91.8,"ask_size":4.0,"iv":0.1877,"open_interest":19.0,"volume":13.0,"delta":0.6338,"gamma":0.0024,"vega":3.1492,"theta":-5.6453,"rho":0.5826,"theo":91.4006,"change":5.0,"open":95.7,"high":121.14,"low":95.0,"tick":"down","last_trade_price":97.1,"last_trade_time":"2026-02-18T15:14:12","percent_change":5.42888,"prev_day_close":103.600002288818},{"option":"SPXW260224P06805000","bid":39.6,"bid_size":4.0,"ask":39.9,"ask_size":7.0,"iv":0.1876,"open_interest":54.0,"volume":19.0,"delta":-0.3662,"gamma":0.0024,"vega":3.1492,"theta":-5.6626,"rho":-0.3485,"theo":39.6297,"change":-17.95,"open":35.48,"high":35.48,"low":21.3,"tick":"down","last_trade_price":28.0,"last_trade_time":"2026-02-18T15:58:05","percent_change":-39.0642,"prev_day_close":31.5500001907349},{"option":"SPXW260224C06810000","bid":87.8,"bid_size":4.0,"ask":88.2,"ask_size":4.0,"iv":0.1861,"open_interest":24.0,"volume":3.0,"delta":0.6225,"gamma":0.0024,"vega":3.1788,"theta":-5.6636,"rho":0.5725,"theo":87.8415,"change":7.7,"open":93.3,"high":93.3,"low":92.65,"tick":"down","last_trade_price":92.65,"last_trade_time":"2026-02-18T15:29:37","percent_change":7.71157,"prev_day_close":99.8499984741211},{"option":"SPXW260224P06810000","bid":41.0,"bid_size":2.0,"ask":41.3,"ask_size":7.0,"iv":0.186,"open_interest":188.0,"volume":129.0,"delta":-0.3774,"gamma":0.0024,"vega":3.1788,"theta":-5.6793,"rho":-0.3593,"theo":41.0677,"change":-15.75,"open":41.8,"high":41.8,"low":22.77,"tick":"up","last_trade_price":31.7,"last_trade_time":"2026-02-18T16:01:31","percent_change":-33.1928,"prev_day_close":32.75},{"option":"SPXW260224C06815000","bid":84.2,"bid_size":4.0,"ask":84.7,"ask_size":4.0,"iv":0.1846,"open_interest":49.0,"volume":18.0,"delta":0.611,"gamma":0.0025,"vega":3.206,"theta":-5.6761,"rho":0.5623,"theo":84.3279,"change":4.9,"open":87.1,"high":114.4,"low":86.7,"tick":"up","last_trade_price":90.1,"last_trade_time":"2026-02-18T15:14:17","percent_change":5.75117,"prev_day_close":96.0499992370606},{"option":"SPXW260224P06815000","bid":42.5,"bid_size":2.0,"ask":42.8,"ask_size":8.0,"iv":0.1846,"open_interest":206.0,"volume":132.0,"delta":-0.389,"gamma":0.0025,"vega":3.206,"theta":-5.6901,"rho":-0.3702,"theo":42.5513,"change":-18.75,"open":42.4,"high":46.1,"low":24.95,"tick":"up","last_trade_price":30.3,"last_trade_time":"2026-02-18T15:58:08","percent_change":-38.2263,"prev_day_close":33.9499988555908},{"option":"SPXW260224C06820000","bid":80.7,"bid_size":6.0,"ask":81.2,"ask_size":4.0,"iv":0.183,"open_interest":53.0,"volume":19.0,"delta":0.5992,"gamma":0.0025,"vega":3.231,"theta":-5.6824,"rho":0.5518,"theo":80.8604,"change":15.24,"open":85.8,"high":110.5,"low":85.8,"tick":"up","last_trade_price":97.14,"last_trade_time":"2026-02-18T15:49:32","percent_change":18.6081,"prev_day_close":92.3499984741211},{"option":"SPXW260224P06820000","bid":44.0,"bid_size":2.0,"ask":44.3,"ask_size":6.0,"iv":0.183,"open_interest":130.0,"volume":76.0,"delta":-0.4007,"gamma":0.0025,"vega":3.231,"theta":-5.6948,"rho":-0.3814,"theo":44.0809,"change":8.55,"open":46.61,"high":46.61,"low":25.4,"tick":"up","last_trade_price":34.5,"last_trade_time":"2026-02-18T15:59:48","percent_change":24.2553,"prev_day_close":35.25},{"option":"SPXW260224C06825000","bid":77.3,"bid_size":4.0,"ask":77.8,"ask_size":6.0,"iv":0.1814,"open_interest":73.0,"volume":26.0,"delta":0.5872,"gamma":0.0026,"vega":3.2539,"theta":-5.6823,"rho":0.5409,"theo":77.4404,"change":6.45,"open":81.9,"high":108.41,"low":81.9,"tick":"up","last_trade_price":85.0,"last_trade_time":"2026-02-18T15:00:23","percent_change":8.21133,"prev_day_close":88.6500015258789},{"option":"SPXW260224P06825000","bid":45.5,"bid_size":2.0,"ask":45.9,"ask_size":8.0,"iv":0.1815,"open_interest":564.0,"volume":570.0,"delta":-0.4128,"gamma":0.0026,"vega":3.2539,"theta":-5.6929,"rho":-0.3929,"theo":45.658,"change":-16.2,"open":48.3,"high":48.3,"low":25.7,"tick":"no_change","last_trade_price":36.15,"last_trade_time":"2026-02-18T16:11:40","percent_change":-30.9456,"prev_day_close":36.5500011444092},{"option":"SPXW260224C06830000","bid":73.9,"bid_size":4.0,"ask":74.4,"ask_size":4.0,"iv":0.1797,"open_interest":111.0,"volume":69.0,"delta":0.5749,"gamma":0.0026,"vega":3.2744,"theta":-5.6752,"rho":0.5296,"theo":74.0697,"change":13.37,"open":102.1,"high":102.1,"low":88.67,"tick":"down","last_trade_price":88.67,"last_trade_time":"2026-02-18T15:48:12","percent_change":17.7556,"prev_day_close":84.9500007629394},{"option":"SPXW260224P06830000","bid":47.1,"bid_size":2.0,"ask":47.5,"ask_size":8.0,"iv":0.1798,"open_interest":321.0,"volume":158.0,"delta":-0.4251,"gamma":0.0026,"vega":3.2744,"theta":-5.6842,"rho":-0.4049,"theo":47.2843,"change":0.03,"open":43.2,"high":46.92,"low":26.9,"tick":"up","last_trade_price":36.75,"last_trade_time":"2026-02-18T16:01:31","percent_change":0.0791567,"prev_day_close":37.8999996185303},{"option":"SPXW260224C06835000","bid":70.6,"bid_size":4.0,"ask":71.0,"ask_size":4.0,"iv":0.1781,"open_interest":99.0,"volume":14.0,"delta":0.5623,"gamma":0.0026,"vega":3.2921,"theta":-5.6609,"rho":0.518,"theo":70.7497,"change":10.1,"open":96.0,"high":96.0,"low":82.2,"tick":"down","last_trade_price":82.2,"last_trade_time":"2026-02-18T15:45:50","percent_change":14.0083,"prev_day_close":81.3499984741211},{"option":"SPXW260224P06835000","bid":48.8,"bid_size":2.0,"ask":49.1,"ask_size":6.0,"iv":0.1782,"open_interest":96.0,"volume":40.0,"delta":-0.4377,"gamma":0.0026,"vega":3.2921,"theta":-5.6682,"rho":-0.4171,"theo":48.9615,"change":10.2,"open":44.7,"high":48.47,"low":26.47,"tick":"up","last_trade_price":37.85,"last_trade_time":"2026-02-18T16:01:21","percent_change":25.9542,"prev_day_close":39.2999992370606},{"option":"SPXW260224C06840000","bid":67.3,"bid_size":4.0,"ask":67.7,"ask_size":4.0,"iv":0.1765,"open_interest":59.0,"volume":36.0,"delta":0.5494,"gamma":0.0027,"vega":3.3065,"theta":-5.639,"rho":0.5064,"theo":67.4812,"change":9.39,"open":78.4,"high":95.4,"low":72.0,"tick":"up","last_trade_price":78.29,"last_trade_time":"2026-02-18T15:44:02","percent_change":13.6285,"prev_day_close":77.8499984741211},{"option":"SPXW260224P06840000","bid":50.5,"bid_size":4.0,"ask":50.8,"ask_size":6.0,"iv":0.1765,"open_interest":556.0,"volume":275.0,"delta":-0.4505,"gamma":0.0027,"vega":3.3065,"theta":-5.6446,"rho":-0.4295,"theo":50.6901,"change":-19.7,"open":54.2,"high":54.2,"low":29.1,"tick":"up","last_trade_price":37.3,"last_trade_time":"2026-02-18T15:59:06","percent_change":-34.1421,"prev_day_close":40.75},{"option":"SPXW260224C06845000","bid":64.0,"bid_size":6.0,"ask":64.5,"ask_size":4.0,"iv":0.1748,"open_interest":58.0,"volume":35.0,"delta":0.5363,"gamma":0.0027,"vega":3.3177,"theta":-5.6094,"rho":0.4946,"theo":64.2644,"change":12.12,"open":69.5,"high":89.4,"low":68.75,"tick":"no_change","last_trade_price":77.92,"last_trade_time":"2026-02-18T15:48:30","percent_change":18.4195,"prev_day_close":74.3499984741211},{"option":"SPXW260224P06845000","bid":52.1,"bid_size":8.0,"ask":52.6,"ask_size":6.0,"iv":0.1744,"open_interest":181.0,"volume":40.0,"delta":-0.4637,"gamma":0.0027,"vega":3.3177,"theta":-5.6133,"rho":-0.4419,"theo":52.4704,"change":-21.7,"open":55.31,"high":55.31,"low":30.2,"tick":"down","last_trade_price":37.9,"last_trade_time":"2026-02-18T15:58:08","percent_change":-36.4094,"prev_day_close":42.25},{"option":"SPXW260224C06850000","bid":60.9,"bid_size":4.0,"ask":61.3,"ask_size":4.0,"iv":0.173,"open_interest":86.0,"volume":24.0,"delta":0.5229,"gamma":0.0027,"vega":3.3257,"theta":-5.5718,"rho":0.4825,"theo":61.1002,"change":-5.9,"open":69.3,"high":88.55,"low":69.0,"tick":"down","last_trade_price":73.7,"last_trade_time":"2026-02-18T16:03:20","percent_change":-8.32158,"prev_day_close":70.8999977111816},{"option":"SPXW260224P06850000","bid":53.9,"bid_size":8.0,"ask":54.4,"ask_size":6.0,"iv":0.1728,"open_interest":386.0,"volume":98.0,"delta":-0.4771,"gamma":0.0027,"vega":3.3257,"theta":-5.574,"rho":-0.4547,"theo":54.3033,"change":9.1,"open":57.0,"high":57.0,"low":31.05,"tick":"down","last_trade_price":39.3,"last_trade_time":"2026-02-18T15:58:08","percent_change":20.7763,"prev_day_close":43.7999992370606},{"option":"SPXW260224C06855000","bid":57.7,"bid_size":4.0,"ask":58.2,"ask_size":4.0,"iv":0.1713,"open_interest":40.0,"volume":29.0,"delta":0.5092,"gamma":0.0028,"vega":3.3302,"theta":-5.5257,"rho":0.47,"theo":57.9908,"change":10.3,"open":62.9,"high":82.44,"low":62.9,"tick":"down","last_trade_price":70.1,"last_trade_time":"2026-02-18T16:04:25","percent_change":17.2241,"prev_day_close":67.5},{"option":"SPXW260224P06855000","bid":55.8,"bid_size":8.0,"ask":56.3,"ask_size":6.0,"iv":0.171,"open_interest":276.0,"volume":38.0,"delta":-0.4908,"gamma":0.0028,"vega":3.3302,"theta":-5.5263,"rho":-0.468,"theo":56.1909,"change":-21.15,"open":60.44,"high":61.7,"low":32.1,"tick":"up","last_trade_price":42.4,"last_trade_time":"2026-02-18T15:59:25","percent_change":-33.2809,"prev_day_close":45.3999996185303},{"option":"SPXW260224C06860000","bid":54.7,"bid_size":4.0,"ask":55.1,"ask_size":8.0,"iv":0.1694,"open_interest":130.0,"volume":96.0,"delta":0.4952,"gamma":0.0028,"vega":3.3308,"theta":-5.4709,"rho":0.457,"theo":54.9383,"change":9.85,"open":57.58,"high":82.5,"low":57.18,"tick":"down","last_trade_price":66.7,"last_trade_time":"2026-02-18T16:04:25","percent_change":17.3263,"prev_day_close":64.2000007629394},{"option":"SPXW260224P06860000","bid":57.7,"bid_size":8.0,"ask":58.2,"ask_size":6.0,"iv":0.1692,"open_interest":194.0,"volume":230.0,"delta":-0.5047,"gamma":0.0028,"vega":3.3308,"theta":-5.4698,"rho":-0.4816,"theo":58.1356,"change":9.55,"open":65.87,"high":66.61,"low":33.4,"tick":"up","last_trade_price":45.6,"last_trade_time":"2026-02-18T16:04:19","percent_change":20.2976,"prev_day_close":47.0500011444092},{"option":"SPXW260224C06865000","bid":51.7,"bid_size":4.0,"ask":52.1,"ask_size":8.0,"iv":0.1676,"open_interest":49.0,"volume":59.0,"delta":0.481,"gamma":0.0028,"vega":3.3275,"theta":-5.407,"rho":0.444,"theo":51.9443,"change":0.7,"open":56.1,"high":78.81,"low":54.23,"tick":"up","last_trade_price":54.7,"last_trade_time":"2026-02-18T15:29:54","percent_change":1.2963,"prev_day_close":60.8999996185303},{"option":"SPXW260224P06865000","bid":59.7,"bid_size":4.0,"ask":60.2,"ask_size":2.0,"iv":0.1674,"open_interest":347.0,"volume":67.0,"delta":-0.519,"gamma":0.0028,"vega":3.3275,"theta":-5.4043,"rho":-0.4953,"theo":60.1387,"change":-23.5,"open":54.5,"high":58.52,"low":33.89,"tick":"up","last_trade_price":44.3,"last_trade_time":"2026-02-18T15:58:49","percent_change":-34.6608,"prev_day_close":48.7999992370606},{"option":"SPXW260224C06870000","bid":48.7,"bid_size":4.0,"ask":49.2,"ask_size":10.0,"iv":0.1657,"open_interest":151.0,"volume":119.0,"delta":0.4664,"gamma":0.0029,"vega":3.32,"theta":-5.334,"rho":0.4308,"theo":49.0092,"change":9.25,"open":52.2,"high":74.0,"low":51.52,"tick":"down","last_trade_price":60.4,"last_trade_time":"2026-02-18T16:04:03","percent_change":18.0841,"prev_day_close":57.7000007629394},{"option":"SPXW260224P06870000","bid":61.7,"bid_size":5.0,"ask":62.3,"ask_size":2.0,"iv":0.1656,"open_interest":338.0,"volume":165.0,"delta":-0.5335,"gamma":0.0029,"vega":3.32,"theta":-5.3295,"rho":-0.5092,"theo":62.2007,"change":-24.45,"open":64.15,"high":64.15,"low":35.27,"tick":"down","last_trade_price":45.5,"last_trade_time":"2026-02-18T15:58:08","percent_change":-34.9535,"prev_day_close":50.5500011444092},{"option":"SPXW260224C06875000","bid":45.8,"bid_size":11.0,"ask":46.3,"ask_size":8.0,"iv":0.1639,"open_interest":97.0,"volume":106.0,"delta":0.4516,"gamma":0.0029,"vega":3.308,"theta":-5.2515,"rho":0.4174,"theo":46.1345,"change":-5.55,"open":55.47,"high":70.88,"low":49.4,"tick":"up","last_trade_price":61.58,"last_trade_time":"2026-02-18T15:56:53","percent_change":-10.1742,"prev_day_close":54.5500011444092},{"option":"SPXW260224P06875000","bid":63.8,"bid_size":4.0,"ask":64.4,"ask_size":2.0,"iv":0.1636,"open_interest":517.0,"volume":84.0,"delta":-0.5483,"gamma":0.0029,"vega":3.308,"theta":-5.2454,"rho":-0.5233,"theo":64.3231,"change":-25.0,"open":66.93,"high":66.93,"low":37.51,"tick":"up","last_trade_price":47.2,"last_trade_time":"2026-02-18T15:58:07","percent_change":-34.626,"prev_day_close":52.3999996185303},{"option":"SPXW260224C06880000","bid":43.0,"bid_size":11.0,"ask":43.5,"ask_size":10.0,"iv":0.162,"open_interest":106.0,"volume":61.0,"delta":0.4365,"gamma":0.0029,"vega":3.2911,"theta":-5.1595,"rho":0.4034,"theo":43.3233,"change":7.85,"open":46.2,"high":68.07,"low":46.2,"tick":"up","last_trade_price":57.43,"last_trade_time":"2026-02-18T15:55:31","percent_change":15.2575,"prev_day_close":51.4499988555908},{"option":"SPXW260224P06880000","bid":66.0,"bid_size":4.0,"ask":66.6,"ask_size":2.0,"iv":0.1617,"open_interest":104.0,"volume":130.0,"delta":-0.5634,"gamma":0.0029,"vega":3.2911,"theta":-5.1517,"rho":-0.5379,"theo":66.509,"change":-0.12,"open":55.0,"high":64.57,"low":38.3,"tick":"up","last_trade_price":53.6,"last_trade_time":"2026-02-18T16:10:17","percent_change":-0.220792,"prev_day_close":54.3500003814697},{"option":"SPXW260224C06885000","bid":40.3,"bid_size":4.0,"ask":40.7,"ask_size":8.0,"iv":0.16,"open_interest":83.0,"volume":44.0,"delta":0.4212,"gamma":0.0029,"vega":3.2689,"theta":-5.0575,"rho":0.3891,"theo":40.5789,"change":10.8,"open":46.39,"high":64.1,"low":43.2,"tick":"up","last_trade_price":53.9,"last_trade_time":"2026-02-18T15:58:06","percent_change":25.058,"prev_day_close":48.4499988555908},{"option":"SPXW260224P06885000","bid":68.3,"bid_size":3.0,"ask":68.8,"ask_size":2.0,"iv":0.1598,"open_interest":38.0,"volume":39.0,"delta":-0.5788,"gamma":0.0029,"vega":3.2689,"theta":-5.0481,"rho":-0.5529,"theo":68.7617,"change":-23.9,"open":49.8,"high":55.26,"low":41.1,"tick":"up","last_trade_price":53.0,"last_trade_time":"2026-02-18T15:48:53","percent_change":-31.0793,"prev_day_close":56.2999992370606},{"option":"SPXW260224C06890000","bid":37.6,"bid_size":10.0,"ask":38.1,"ask_size":10.0,"iv":0.1581,"open_interest":144.0,"volume":58.0,"delta":0.4055,"gamma":0.0029,"vega":3.2418,"theta":-4.9456,"rho":0.3748,"theo":37.9038,"change":10.25,"open":40.3,"high":60.7,"low":40.3,"tick":"down","last_trade_price":50.8,"last_trade_time":"2026-02-18T15:58:06","percent_change":25.2774,"prev_day_close":45.5},{"option":"SPXW260224P06890000","bid":70.6,"bid_size":5.0,"ask":71.2,"ask_size":2.0,"iv":0.1578,"open_interest":762.0,"volume":202.0,"delta":-0.5944,"gamma":0.0029,"vega":3.2418,"theta":-4.9345,"rho":-0.5679,"theo":71.0837,"change":-23.8,"open":68.6,"high":68.6,"low":41.8,"tick":"no_change","last_trade_price":55.5,"last_trade_time":"2026-02-18T16:00:04","percent_change":-30.0126,"prev_day_close":58.3500003814697},{"option":"SPXW260224C06895000","bid":35.0,"bid_size":11.0,"ask":35.5,"ask_size":10.0,"iv":0.1561,"open_interest":61.0,"volume":47.0,"delta":0.3896,"gamma":0.0029,"vega":3.2095,"theta":-4.8238,"rho":0.3603,"theo":35.2999,"change":8.8,"open":40.71,"high":57.57,"low":37.65,"tick":"down","last_trade_price":43.6,"last_trade_time":"2026-02-18T16:10:03","percent_change":20.6573,"prev_day_close":42.6000003814697},{"option":"SPXW260224P06895000","bid":73.0,"bid_size":4.0,"ask":73.6,"ask_size":2.0,"iv":0.1558,"open_interest":167.0,"volume":23.0,"delta":-0.6103,"gamma":0.0029,"vega":3.2095,"theta":-4.811,"rho":-0.5831,"theo":73.4769,"change":-12.8,"open":52.3,"high":69.0,"low":43.25,"tick":"no_change","last_trade_price":69.0,"last_trade_time":"2026-02-18T14:57:01","percent_change":-15.6479,"prev_day_close":60.5},{"option":"SPXW260224C06900000","bid":32.5,"bid_size":11.0,"ask":33.0,"ask_size":10.0,"iv":0.1541,"open_interest":229.0,"volume":176.0,"delta":0.3734,"gamma":0.0029,"vega":3.1711,"theta":-4.6924,"rho":0.3455,"theo":32.7711,"change":8.08,"open":36.4,"high":54.9,"low":34.7,"tick":"down","last_trade_price":41.66,"last_trade_time":"2026-02-18T16:02:08","percent_change":20.3015,"prev_day_close":39.7999992370606},{"option":"SPXW260224P06900000","bid":75.5,"bid_size":4.0,"ask":76.1,"ask_size":2.0,"iv":0.1538,"open_interest":884.0,"volume":569.0,"delta":-0.6265,"gamma":0.0029,"vega":3.1711,"theta":-4.6779,"rho":-0.5986,"theo":75.9453,"change":-6.8,"open":78.9,"high":83.0,"low":45.4,"tick":"no_change","last_trade_price":61.8,"last_trade_time":"2026-02-18T16:11:40","percent_change":-10.8453,"prev_day_close":62.7000007629394},{"option":"SPXW260224C06905000","bid":30.1,"bid_size":11.0,"ask":30.5,"ask_size":8.0,"iv":0.152,"open_interest":81.0,"volume":152.0,"delta":0.3571,"gamma":0.0029,"vega":3.1259,"theta":-4.5512,"rho":0.3302,"theo":30.3235,"change":9.6,"open":34.75,"high":51.43,"low":34.75,"tick":"up","last_trade_price":42.9,"last_trade_time":"2026-02-18T15:54:32","percent_change":28.8288,"prev_day_close":37.0500011444092},{"option":"SPXW260224P06905000","bid":78.1,"bid_size":2.0,"ask":78.7,"ask_size":2.0,"iv":0.1519,"open_interest":31.0,"volume":31.0,"delta":-0.6429,"gamma":0.0029,"vega":3.1259,"theta":-4.5351,"rho":-0.6146,"theo":78.4947,"change":-26.7,"open":81.88,"high":81.88,"low":46.8,"tick":"down","last_trade_price":60.4,"last_trade_time":"2026-02-18T15:50:21","percent_change":-30.6544,"prev_day_close":64.8999977111816},{"option":"SPXW260224C06910000","bid":27.7,"bid_size":12.0,"ask":28.2,"ask_size":11.0,"iv":0.1499,"open_interest":128.0,"volume":47.0,"delta":0.3405,"gamma":0.0029,"vega":3.0745,"theta":-4.4008,"rho":0.3148,"theo":27.9626,"change":5.21,"open":34.14,"high":48.8,"low":32.29,"tick":"down","last_trade_price":36.21,"last_trade_time":"2026-02-18T14:35:42","percent_change":16.8065,"prev_day_close":34.4499988555908},{"option":"SPXW260224P06910000","bid":80.8,"bid_size":1.0,"ask":81.3,"ask_size":1.0,"iv":0.1498,"open_interest":114.0,"volume":27.0,"delta":-0.6595,"gamma":0.0029,"vega":3.0745,"theta":-4.383,"rho":-0.6306,"theo":81.131,"change":-15.45,"open":86.69,"high":86.69,"low":50.04,"tick":"up","last_trade_price":74.35,"last_trade_time":"2026-02-18T14:55:13","percent_change":-17.2049,"prev_day_close":67.25},{"option":"SPXW260224C06915000","bid":25.5,"bid_size":12.0,"ask":25.9,"ask_size":9.0,"iv":0.1478,"open_interest":68.0,"volume":50.0,"delta":0.3237,"gamma":0.0029,"vega":3.0175,"theta":-4.2419,"rho":0.2996,"theo":25.6935,"change":7.75,"open":31.4,"high":42.12,"low":30.3,"tick":"down","last_trade_price":36.6,"last_trade_time":"2026-02-18T15:58:03","percent_change":26.8631,"prev_day_close":31.8500003814697},{"option":"SPXW260224P06915000","bid":83.5,"bid_size":1.0,"ask":84.1,"ask_size":1.0,"iv":0.1478,"open_interest":140.0,"volume":4.0,"delta":-0.6762,"gamma":0.0029,"vega":3.0175,"theta":-4.2224,"rho":-0.6466,"theo":83.8589,"change":-26.85,"open":73.64,"high":73.64,"low":65.75,"tick":"down","last_trade_price":65.75,"last_trade_time":"2026-02-18T15:48:15","percent_change":-28.9957,"prev_day_close":69.7000007629394},{"option":"SPXW260224C06920000","bid":23.3,"bid_size":12.0,"ask":23.8,"ask_size":12.0,"iv":0.1457,"open_interest":108.0,"volume":37.0,"delta":0.3069,"gamma":0.0029,"vega":2.9539,"theta":-4.0755,"rho":0.284,"theo":23.5235,"change":-5.15,"open":28.22,"high":42.79,"low":27.9,"tick":"up","last_trade_price":34.1,"last_trade_time":"2026-02-18T15:56:21","percent_change":-17.5469,"prev_day_close":29.3500003814697},{"option":"SPXW260224P06920000","bid":86.4,"bid_size":1.0,"ask":86.9,"ask_size":1.0,"iv":0.1457,"open_interest":102.0,"volume":39.0,"delta":-0.6931,"gamma":0.0029,"vega":2.9539,"theta":-4.0543,"rho":-0.6628,"theo":86.686,"change":-27.84,"open":62.13,"high":83.07,"low":62.13,"tick":"down","last_trade_price":67.66,"last_trade_time":"2026-02-18T15:49:32","percent_change":-29.1518,"prev_day_close":72.2000007629394},{"option":"SPXW260224C06925000","bid":21.3,"bid_size":12.0,"ask":21.7,"ask_size":13.0,"iv":0.1437,"open_interest":115.0,"volume":162.0,"delta":0.29,"gamma":0.0028,"vega":2.8825,"theta":-3.9029,"rho":0.2682,"theo":21.4634,"change":6.15,"open":26.36,"high":39.8,"low":25.1,"tick":"down","last_trade_price":30.8,"last_trade_time":"2026-02-18T15:58:10","percent_change":24.9493,"prev_day_close":26.9499998092651},{"option":"SPXW260224P06925000","bid":86.0,"bid_size":12.0,"ask":92.4,"ask_size":2.0,"iv":0.1426,"open_interest":138.0,"volume":15.0,"delta":-0.7099,"gamma":0.0028,"vega":2.8825,"theta":-3.8801,"rho":-0.6793,"theo":89.6231,"change":-11.93,"open":71.08,"high":86.87,"low":57.6,"tick":"down","last_trade_price":85.87,"last_trade_time":"2026-02-18T15:17:30","percent_change":-12.1984,"prev_day_close":74.7999992370606},{"option":"SPXW260224C06930000","bid":19.3,"bid_size":13.0,"ask":19.7,"ask_size":4.0,"iv":0.1415,"open_interest":530.0,"volume":78.0,"delta":0.2732,"gamma":0.0028,"vega":2.8052,"theta":-3.7259,"rho":0.2527,"theo":19.5234,"change":2.95,"open":25.52,"high":36.72,"low":23.65,"tick":"no_change","last_trade_price":25.7,"last_trade_time":"2026-02-18T16:08:13","percent_change":12.967,"prev_day_close":24.6499996185303},{"option":"SPXW260224P06930000","bid":89.3,"bid_size":2.0,"ask":95.9,"ask_size":2.0,"iv":0.1412,"open_interest":130.0,"volume":9.0,"delta":-0.7267,"gamma":0.0028,"vega":2.8052,"theta":-3.7014,"rho":-0.6955,"theo":92.6802,"change":-3.0,"open":93.85,"high":93.85,"low":57.83,"tick":"up","last_trade_price":81.0,"last_trade_time":"2026-02-18T14:37:06","percent_change":-3.87097,"prev_day_close":77.5},{"option":"SPXW260224C06935000","bid":17.5,"bid_size":10.0,"ask":17.9,"ask_size":13.0,"iv":0.1394,"open_interest":591.0,"volume":866.0,"delta":0.2566,"gamma":0.0028,"vega":2.7236,"theta":-3.5467,"rho":0.2375,"theo":17.7107,"change":2.63,"open":22.7,"high":33.49,"low":19.62,"tick":"no_change","last_trade_price":23.48,"last_trade_time":"2026-02-18T16:08:13","percent_change":12.6139,"prev_day_close":22.4499998092651},{"option":"SPXW260224P06935000","bid":92.4,"bid_size":2.0,"ask":99.2,"ask_size":12.0,"iv":0.1398,"open_interest":86.0,"volume":18.0,"delta":-0.7433,"gamma":0.0028,"vega":2.7236,"theta":-3.5205,"rho":-0.7114,"theo":95.8646,"change":-3.05,"open":65.9,"high":91.84,"low":58.2,"tick":"up","last_trade_price":91.84,"last_trade_time":"2026-02-18T15:15:41","percent_change":-3.80062,"prev_day_close":80.25},{"option":"SPXW260224C06940000","bid":15.7,"bid_size":14.0,"ask":16.1,"ask_size":14.0,"iv":0.1373,"open_interest":162.0,"volume":91.0,"delta":0.2403,"gamma":0.0027,"vega":2.636,"theta":-3.3667,"rho":0.2223,"theo":16.0271,"change":-4.14,"open":19.38,"high":31.06,"low":17.54,"tick":"down","last_trade_price":24.31,"last_trade_time":"2026-02-18T15:57:13","percent_change":-20.344,"prev_day_close":20.3500003814697},{"option":"SPXW260224P06940000","bid":98.6,"bid_size":1.0,"ask":99.5,"ask_size":1.0,"iv":0.1375,"open_interest":259.0,"volume":11.0,"delta":-0.7596,"gamma":0.0027,"vega":2.636,"theta":-3.3388,"rho":-0.7272,"theo":99.1781,"change":-16.81,"open":63.53,"high":90.39,"low":63.38,"tick":"up","last_trade_price":90.39,"last_trade_time":"2026-02-18T14:55:14","percent_change":-15.681,"prev_day_close":82.8999977111816},{"option":"SPXW260224C06945000","bid":14.0,"bid_size":15.0,"ask":14.4,"ask_size":4.0,"iv":0.1351,"open_interest":322.0,"volume":42.0,"delta":0.2243,"gamma":0.0026,"vega":2.5415,"theta":-3.1825,"rho":0.2072,"theo":14.4436,"change":2.55,"open":18.2,"high":29.05,"low":15.7,"tick":"up","last_trade_price":19.95,"last_trade_time":"2026-02-18T15:48:15","percent_change":14.6552,"prev_day_close":18.25},{"option":"SPXW260224P06945000","bid":98.7,"bid_size":12.0,"ask":105.9,"ask_size":12.0,"iv":0.1355,"open_interest":12.0,"volume":10.0,"delta":-0.7757,"gamma":0.0026,"vega":2.5415,"theta":-3.153,"rho":-0.743,"theo":102.5917,"change":-9.87,"open":100.33,"high":100.33,"low":100.33,"tick":"down","last_trade_price":100.33,"last_trade_time":"2026-02-18T09:38:53","percent_change":-8.95644,"prev_day_close":86.1500015258789},{"option":"SPXW260224C06950000","bid":12.5,"bid_size":17.0,"ask":12.8,"ask_size":4.0,"iv":0.133,"open_interest":1028.0,"volume":310.0,"delta":0.2081,"gamma":0.0026,"vega":2.441,"theta":-2.9881,"rho":0.1924,"theo":12.9169,"change":-3.15,"open":16.2,"high":27.1,"low":14.0,"tick":"up","last_trade_price":17.5,"last_trade_time":"2026-02-18T16:05:00","percent_change":-19.2661,"prev_day_close":16.3500003814697},{"option":"SPXW260224P06950000","bid":105.4,"bid_size":1.0,"ask":106.3,"ask_size":1.0,"iv":0.1332,"open_interest":239.0,"volume":17.0,"delta":-0.7918,"gamma":0.0026,"vega":2.441,"theta":-2.9569,"rho":-0.7585,"theo":106.0621,"change":-39.05,"open":111.35,"high":111.35,"low":64.6,"tick":"up","last_trade_price":74.6,"last_trade_time":"2026-02-18T13:39:50","percent_change":-34.3599,"prev_day_close":88.4499969482422},{"option":"SPXW260224C06955000","bid":11.1,"bid_size":11.0,"ask":11.4,"ask_size":4.0,"iv":0.1308,"open_interest":139.0,"volume":73.0,"delta":0.1919,"gamma":0.0025,"vega":2.3335,"theta":-2.7845,"rho":0.1774,"theo":11.451,"change":-0.35,"open":15.8,"high":24.0,"low":12.78,"tick":"up","last_trade_price":13.85,"last_trade_time":"2026-02-18T15:37:35","percent_change":-2.46479,"prev_day_close":14.5499997138977},{"option":"SPXW260224P06955000","bid":104.3,"bid_size":2.0,"ask":114.8,"ask_size":2.0,"iv":0.1318,"open_interest":16.0,"volume":7.0,"delta":-0.8081,"gamma":0.0025,"vega":2.3335,"theta":-2.7516,"rho":-0.7742,"theo":109.5933,"change":-42.2,"open":114.67,"high":114.67,"low":69.5,"tick":"up","last_trade_price":74.5,"last_trade_time":"2026-02-18T11:49:07","percent_change":-36.1611,"prev_day_close":92.2999992370606},{"option":"SPXW260224C06960000","bid":9.7,"bid_size":15.0,"ask":10.0,"ask_size":4.0,"iv":0.1287,"open_interest":371.0,"volume":186.0,"delta":0.1758,"gamma":0.0024,"vega":2.2167,"theta":-2.5737,"rho":0.1623,"theo":10.0592,"change":3.15,"open":14.2,"high":22.5,"low":11.04,"tick":"up","last_trade_price":15.9,"last_trade_time":"2026-02-18T15:55:20","percent_change":24.7059,"prev_day_close":12.8499999046326},{"option":"SPXW260224P06960000","bid":106.0,"bid_size":12.0,"ask":119.9,"ask_size":2.0,"iv":0.1285,"open_interest":105.0,"volume":9.0,"delta":-0.8242,"gamma":0.0024,"vega":2.2167,"theta":-2.5391,"rho":-0.79,"theo":113.1986,"change":-22.7,"open":107.17,"high":107.17,"low":76.1,"tick":"up","last_trade_price":98.3,"last_trade_time":"2026-02-18T14:37:38","percent_change":-18.7603,"prev_day_close":95.3999977111816},{"option":"SPXW260224C06965000","bid":8.5,"bid_size":12.0,"ask":8.8,"ask_size":4.0,"iv":0.1268,"open_interest":354.0,"volume":155.0,"delta":0.1598,"gamma":0.0023,"vega":2.0936,"theta":-2.3584,"rho":0.1476,"theo":8.7525,"change":-2.5,"open":12.48,"high":19.85,"low":9.6,"tick":"up","last_trade_price":14.45,"last_trade_time":"2026-02-18T15:54:40","percent_change":-22.1239,"prev_day_close":11.2999997138977},{"option":"SPXW260224P06965000","bid":109.8,"bid_size":12.0,"ask":121.3,"ask_size":3.0,"iv":0.1205,"open_interest":33.0,"volume":5.0,"delta":-0.8402,"gamma":0.0023,"vega":2.0936,"theta":-2.3222,"rho":-0.8054,"theo":116.889,"change":-18.09,"open":94.26,"high":105.71,"low":83.66,"tick":"no_change","last_trade_price":105.71,"last_trade_time":"2026-02-18T15:05:33","percent_change":-14.6123,"prev_day_close":98.3000030517578},{"option":"SPXW260224C06970000","bid":7.4,"bid_size":20.0,"ask":7.6,"ask_size":2.0,"iv":0.1246,"open_interest":1311.0,"volume":1043.0,"delta":0.1441,"gamma":0.0022,"vega":1.9658,"theta":-2.1421,"rho":0.133,"theo":7.5422,"change":0.85,"open":10.5,"high":18.5,"low":8.2,"tick":"no_change","last_trade_price":11.0,"last_trade_time":"2026-02-18T15:59:27","percent_change":8.37438,"prev_day_close":9.84999990463257},{"option":"SPXW260224P06970000","bid":113.6,"bid_size":12.0,"ask":124.8,"ask_size":2.0,"iv":0.1167,"open_interest":34.0,"volume":10.0,"delta":-0.8559,"gamma":0.0022,"vega":1.9658,"theta":-2.1042,"rho":-0.8206,"theo":120.6758,"change":-11.25,"open":116.85,"high":116.85,"low":116.85,"tick":"up","last_trade_price":116.85,"last_trade_time":"2026-02-18T09:38:53","percent_change":-8.7822,"prev_day_close":102.350002288818},{"option":"SPXW260224C06975000","bid":6.4,"bid_size":18.0,"ask":6.6,"ask_size":3.0,"iv":0.1225,"open_interest":772.0,"volume":450.0,"delta":0.1289,"gamma":0.002,"vega":1.8314,"theta":-1.9286,"rho":0.1189,"theo":6.4407,"change":1.85,"open":10.03,"high":16.3,"low":7.1,"tick":"up","last_trade_price":10.85,"last_trade_time":"2026-02-18T15:56:53","percent_change":20.5556,"prev_day_close":8.5},{"option":"SPXW260224P06975000","bid":117.6,"bid_size":12.0,"ask":130.6,"ask_size":2.0,"iv":0.1197,"open_interest":58.0,"volume":5.0,"delta":-0.871,"gamma":0.002,"vega":1.8314,"theta":-1.889,"rho":-0.8355,"theo":124.5714,"change":-28.38,"open":94.93,"high":103.67,"low":84.5,"tick":"up","last_trade_price":103.67,"last_trade_time":"2026-02-18T14:32:38","percent_change":-21.4919,"prev_day_close":106.099998474121},{"option":"SPXW260224C06980000","bid":5.4,"bid_size":35.0,"ask":5.7,"ask_size":3.0,"iv":0.1206,"open_interest":573.0,"volume":209.0,"delta":0.1144,"gamma":0.0019,"vega":1.6958,"theta":-1.7218,"rho":0.1056,"theo":5.4544,"change":-1.35,"open":8.57,"high":14.15,"low":6.07,"tick":"down","last_trade_price":6.07,"last_trade_time":"2026-02-18T15:30:12","percent_change":-18.4932,"prev_day_close":7.29999995231628},{"option":"SPXW260224P06980000","bid":121.7,"bid_size":12.0,"ask":135.0,"ask_size":2.0,"iv":0.1186,"open_interest":95.0,"volume":5.0,"delta":-0.8855,"gamma":0.0019,"vega":1.6958,"theta":-1.6805,"rho":-0.8494,"theo":128.5822,"change":-29.08,"open":86.85,"high":107.42,"low":86.85,"tick":"up","last_trade_price":107.42,"last_trade_time":"2026-02-18T14:32:38","percent_change":-21.304,"prev_day_close":109.549999237061},{"option":"SPXW260224C06985000","bid":4.6,"bid_size":48.0,"ask":4.8,"ask_size":3.0,"iv":0.1185,"open_interest":208.0,"volume":50.0,"delta":0.1009,"gamma":0.0018,"vega":1.5603,"theta":-1.5259,"rho":0.0929,"theo":4.5881,"change":0.35,"open":7.55,"high":13.09,"low":5.47,"tick":"up","last_trade_price":7.3,"last_trade_time":"2026-02-18T15:49:39","percent_change":5.03597,"prev_day_close":6.20000004768372},{"option":"SPXW260224P06985000","bid":125.7,"bid_size":12.0,"ask":138.9,"ask_size":2.0,"iv":0.1149,"open_interest":68.0,"volume":1.0,"delta":-0.8991,"gamma":0.0018,"vega":1.5603,"theta":-1.4829,"rho":-0.8628,"theo":132.713,"change":-39.75,"open":99.3,"high":99.3,"low":99.3,"tick":"down","last_trade_price":99.3,"last_trade_time":"2026-02-18T10:36:31","percent_change":-28.5868,"prev_day_close":113.149997711182},{"option":"SPXW260224C06990000","bid":3.9,"bid_size":51.0,"ask":4.1,"ask_size":28.0,"iv":0.1169,"open_interest":377.0,"volume":221.0,"delta":0.0884,"gamma":0.0016,"vega":1.4264,"theta":-1.3442,"rho":0.0814,"theo":3.8421,"change":1.34,"open":5.8,"high":11.78,"low":4.75,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T16:11:38","percent_change":25.5238,"prev_day_close":5.25},{"option":"SPXW260224P06990000","bid":130.1,"bid_size":12.0,"ask":143.1,"ask_size":2.0,"iv":0.1129,"open_interest":21.0,"volume":1.0,"delta":-0.9115,"gamma":0.0016,"vega":1.4264,"theta":-1.2996,"rho":-0.875,"theo":136.9641,"change":-41.39,"open":102.86,"high":102.86,"low":102.86,"tick":"down","last_trade_price":102.86,"last_trade_time":"2026-02-18T10:31:42","percent_change":-28.6932,"prev_day_close":117.649997711182},{"option":"SPXW260224C06995000","bid":3.3,"bid_size":11.0,"ask":3.5,"ask_size":45.0,"iv":0.1154,"open_interest":900.0,"volume":111.0,"delta":0.0772,"gamma":0.0015,"vega":1.2994,"theta":-1.1796,"rho":0.071,"theo":3.2109,"change":-0.5,"open":5.47,"high":10.53,"low":4.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-18T16:05:34","percent_change":-9.61539,"prev_day_close":4.40000009536743},{"option":"SPXW260224P06995000","bid":134.3,"bid_size":12.0,"ask":148.0,"ask_size":2.0,"iv":0.1123,"open_interest":3.0,"volume":1.0,"delta":-0.9228,"gamma":0.0015,"vega":1.2994,"theta":-1.1333,"rho":-0.8861,"theo":141.3301,"change":-40.52,"open":106.73,"high":106.73,"low":106.73,"tick":"up","last_trade_price":106.73,"last_trade_time":"2026-02-18T10:36:31","percent_change":-27.5178,"prev_day_close":121.349998474121},{"option":"SPXW260224C07000000","bid":2.75,"bid_size":10.0,"ask":2.9,"ask_size":10.0,"iv":0.1135,"open_interest":820.0,"volume":598.0,"delta":0.0673,"gamma":0.0014,"vega":1.1793,"theta":-1.0337,"rho":0.0618,"theo":2.6872,"change":-0.65,"open":4.64,"high":9.23,"low":3.06,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T16:13:03","percent_change":-18.0556,"prev_day_close":3.60000002384186},{"option":"SPXW260224P07000000","bid":138.8,"bid_size":12.0,"ask":150.3,"ask_size":3.0,"iv":0.0986,"open_interest":66.0,"volume":1.0,"delta":-0.9327,"gamma":0.0014,"vega":1.1793,"theta":-0.9858,"rho":-0.896,"theo":145.8035,"change":-56.39,"open":96.31,"high":96.31,"low":96.31,"tick":"down","last_trade_price":96.31,"last_trade_time":"2026-02-18T13:02:33","percent_change":-36.9286,"prev_day_close":125.849998474121},{"option":"SPXW260224C07005000","bid":2.3,"bid_size":5.0,"ask":2.4,"ask_size":7.0,"iv":0.1119,"open_interest":392.0,"volume":330.0,"delta":0.0586,"gamma":0.0012,"vega":1.0692,"theta":-0.9069,"rho":0.0539,"theo":2.2585,"change":-0.5,"open":3.8,"high":7.92,"low":2.5,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-18T16:00:04","percent_change":-16.9492,"prev_day_close":2.95000004768372},{"option":"SPXW260224P07005000","bid":143.5,"bid_size":12.0,"ask":157.2,"ask_size":3.0,"iv":0.1108,"open_interest":5.0,"volume":2.0,"delta":-0.9413,"gamma":0.0012,"vega":1.0692,"theta":-0.8573,"rho":-0.9046,"theo":150.3719,"change":-13.44,"open":102.71,"high":142.36,"low":102.71,"tick":"up","last_trade_price":142.36,"last_trade_time":"2026-02-18T14:59:48","percent_change":-8.62645,"prev_day_close":128.649997711182},{"option":"SPXW260224C07010000","bid":1.9,"bid_size":5.0,"ask":2.0,"ask_size":8.0,"iv":0.1105,"open_interest":573.0,"volume":327.0,"delta":0.0513,"gamma":0.0011,"vega":0.9703,"theta":-0.7986,"rho":0.047,"theo":1.9119,"change":-0.6,"open":3.75,"high":6.87,"low":2.1,"tick":"up","last_trade_price":2.6,"last_trade_time":"2026-02-18T16:03:06","percent_change":-18.75,"prev_day_close":2.39999997615814},{"option":"SPXW260224P07010000","bid":147.9,"bid_size":12.0,"ask":161.8,"ask_size":4.0,"iv":0.108,"open_interest":8.0,"volume":0.0,"delta":-0.9487,"gamma":0.0011,"vega":0.9703,"theta":-0.7473,"rho":-0.9122,"theo":155.0224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.26,"last_trade_time":"2026-02-12T13:06:56","percent_change":0.0,"prev_day_close":134.300003051758},{"option":"SPXW260224C07015000","bid":1.55,"bid_size":14.0,"ask":1.65,"ask_size":8.0,"iv":0.109,"open_interest":436.0,"volume":183.0,"delta":0.045,"gamma":0.001,"vega":0.8819,"theta":-0.7073,"rho":0.0412,"theo":1.6337,"change":-0.85,"open":2.8,"high":6.1,"low":1.75,"tick":"no_change","last_trade_price":1.85,"last_trade_time":"2026-02-18T16:00:47","percent_change":-31.4815,"prev_day_close":1.92500001192093},{"option":"SPXW260224P07015000","bid":152.7,"bid_size":12.0,"ask":165.1,"ask_size":3.0,"iv":0.0964,"open_interest":2.0,"volume":1.0,"delta":-0.9549,"gamma":0.001,"vega":0.8819,"theta":-0.6543,"rho":-0.9186,"theo":159.7413,"change":-13.46,"open":151.34,"high":151.34,"low":151.34,"tick":"up","last_trade_price":151.34,"last_trade_time":"2026-02-18T14:59:48","percent_change":-8.16748,"prev_day_close":138.849998474121},{"option":"SPXW260224C07020000","bid":1.25,"bid_size":15.0,"ask":1.4,"ask_size":13.0,"iv":0.108,"open_interest":978.0,"volume":940.0,"delta":0.0398,"gamma":0.0009,"vega":0.8041,"theta":-0.6305,"rho":0.0364,"theo":1.4101,"change":0.225,"open":2.2,"high":5.35,"low":1.35,"tick":"up","last_trade_price":1.6,"last_trade_time":"2026-02-18T16:09:46","percent_change":14.7541,"prev_day_close":1.52500003576279},{"option":"SPXW260224P07020000","bid":157.3,"bid_size":12.0,"ask":170.1,"ask_size":2.0,"iv":0.0946,"open_interest":4.0,"volume":0.0,"delta":-0.9602,"gamma":0.0009,"vega":0.8041,"theta":-0.5759,"rho":-0.9241,"theo":164.5148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":186.69,"last_trade_time":"2026-02-13T16:04:03","percent_change":0.0,"prev_day_close":143.449996948242},{"option":"SPXW260224C07025000","bid":1.05,"bid_size":8.0,"ask":1.15,"ask_size":13.0,"iv":0.107,"open_interest":596.0,"volume":431.0,"delta":0.0354,"gamma":0.0008,"vega":0.7359,"theta":-0.5661,"rho":0.0323,"theo":1.2294,"change":-0.825,"open":1.95,"high":4.27,"low":1.05,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:59:47","percent_change":-44.0,"prev_day_close":1.19999998807907},{"option":"SPXW260224P07025000","bid":162.2,"bid_size":3.0,"ask":175.5,"ask_size":2.0,"iv":0.1005,"open_interest":25.0,"volume":1.0,"delta":-0.9646,"gamma":0.0008,"vega":0.7359,"theta":-0.5097,"rho":-0.9289,"theo":169.3312,"change":-58.41,"open":116.44,"high":116.44,"low":116.44,"tick":"down","last_trade_price":116.44,"last_trade_time":"2026-02-18T13:02:33","percent_change":-33.4058,"prev_day_close":148.150001525879},{"option":"SPXW260224C07030000","bid":0.85,"bid_size":13.0,"ask":0.95,"ask_size":14.0,"iv":0.106,"open_interest":799.0,"volume":802.0,"delta":0.0316,"gamma":0.0008,"vega":0.6757,"theta":-0.5114,"rho":0.0288,"theo":1.0818,"change":0.8,"open":1.65,"high":3.85,"low":0.75,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T16:13:30","percent_change":84.2105,"prev_day_close":0.949999988079071},{"option":"SPXW260224P07030000","bid":167.0,"bid_size":1.0,"ask":180.8,"ask_size":4.0,"iv":0.104,"open_interest":2.0,"volume":0.0,"delta":-0.9684,"gamma":0.0008,"vega":0.6757,"theta":-0.4534,"rho":-0.933,"theo":174.1807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.98,"last_trade_time":"2026-02-13T16:00:43","percent_change":0.0,"prev_day_close":152.149993896484},{"option":"SPXW260224C07035000","bid":0.7,"bid_size":14.0,"ask":0.8,"ask_size":14.0,"iv":0.1054,"open_interest":578.0,"volume":416.0,"delta":0.0284,"gamma":0.0007,"vega":0.622,"theta":-0.4644,"rho":0.0259,"theo":0.959,"change":0.15,"open":1.4,"high":3.08,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:59:48","percent_change":20.0,"prev_day_close":0.75},{"option":"SPXW260224P07035000","bid":171.9,"bid_size":1.0,"ask":185.6,"ask_size":3.0,"iv":0.1032,"open_interest":0.0,"volume":0.0,"delta":-0.9716,"gamma":0.0007,"vega":0.622,"theta":-0.4047,"rho":-0.9366,"theo":179.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":157.599998474121},{"option":"SPXW260224C07040000","bid":0.55,"bid_size":80.0,"ask":0.65,"ask_size":14.0,"iv":0.1043,"open_interest":3261.0,"volume":935.0,"delta":0.0256,"gamma":0.0006,"vega":0.5738,"theta":-0.4234,"rho":0.0233,"theo":0.8547,"change":0.085,"open":1.15,"high":2.58,"low":0.5,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T16:11:52","percent_change":14.7826,"prev_day_close":0.575000017881394},{"option":"SPXW260224P07040000","bid":176.7,"bid_size":1.0,"ask":189.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9744,"gamma":0.0006,"vega":0.5738,"theta":-0.362,"rho":-0.9399,"theo":183.9478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":161.649993896484},{"option":"SPXW260224C07045000","bid":0.45,"bid_size":40.0,"ask":0.55,"ask_size":14.0,"iv":0.1039,"open_interest":2624.0,"volume":197.0,"delta":0.0231,"gamma":0.0006,"vega":0.5301,"theta":-0.3869,"rho":0.021,"theo":0.7648,"change":-0.2,"open":1.05,"high":2.1,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:59:30","percent_change":-25.0,"prev_day_close":0.450000002980232},{"option":"SPXW260224P07045000","bid":181.6,"bid_size":1.0,"ask":195.7,"ask_size":2.0,"iv":0.1056,"open_interest":0.0,"volume":0.0,"delta":-0.9768,"gamma":0.0006,"vega":0.5301,"theta":-0.3238,"rho":-0.9429,"theo":188.855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":167.199996948242},{"option":"SPXW260224C07050000","bid":0.35,"bid_size":130.0,"ask":0.45,"ask_size":8.0,"iv":0.103,"open_interest":1097.0,"volume":684.0,"delta":0.0209,"gamma":0.0005,"vega":0.49,"theta":-0.354,"rho":0.019,"theo":0.6861,"change":0.35,"open":0.85,"high":1.72,"low":0.26,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:05:19","percent_change":100.0,"prev_day_close":0.350000008940697},{"option":"SPXW260224P07050000","bid":186.5,"bid_size":1.0,"ask":200.6,"ask_size":2.0,"iv":0.1051,"open_interest":6.0,"volume":0.0,"delta":-0.979,"gamma":0.0005,"vega":0.49,"theta":-0.2893,"rho":-0.9456,"theo":193.7734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":205.32,"last_trade_time":"2026-02-17T11:57:54","percent_change":0.0,"prev_day_close":172.800003051758},{"option":"SPXW260224C07055000","bid":0.3,"bid_size":114.0,"ask":0.4,"ask_size":15.0,"iv":0.1034,"open_interest":698.0,"volume":448.0,"delta":0.0189,"gamma":0.0005,"vega":0.4529,"theta":-0.324,"rho":0.0172,"theo":0.6161,"change":0.05,"open":0.7,"high":1.41,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:59:10","percent_change":16.6667,"prev_day_close":0.299999997019768},{"option":"SPXW260224P07055000","bid":191.5,"bid_size":1.0,"ask":203.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.981,"gamma":0.0005,"vega":0.4529,"theta":-0.2576,"rho":-0.948,"theo":198.7005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":177.599998474121},{"option":"SPXW260224C07060000","bid":0.25,"bid_size":16.0,"ask":0.35,"ask_size":16.0,"iv":0.1036,"open_interest":724.0,"volume":581.0,"delta":0.0172,"gamma":0.0004,"vega":0.4184,"theta":-0.2964,"rho":0.0156,"theo":0.5534,"change":0.07,"open":0.55,"high":1.11,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:59:10","percent_change":28.0,"prev_day_close":0.250000007450581},{"option":"SPXW260224P07060000","bid":196.2,"bid_size":1.0,"ask":208.7,"ask_size":1.0,"iv":0.0,"open_interest":11.0,"volume":0.0,"delta":-0.9828,"gamma":0.0004,"vega":0.4184,"theta":-0.2283,"rho":-0.9504,"theo":203.6349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.16,"last_trade_time":"2026-02-04T16:05:05","percent_change":0.0,"prev_day_close":182.650001525879},{"option":"SPXW260224C07065000","bid":0.2,"bid_size":116.0,"ask":0.3,"ask_size":16.0,"iv":0.1034,"open_interest":414.0,"volume":132.0,"delta":0.0155,"gamma":0.0004,"vega":0.3864,"theta":-0.271,"rho":0.0141,"theo":0.497,"change":-0.25,"open":0.6,"high":0.95,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:47","percent_change":-71.4286,"prev_day_close":0.200000002980232},{"option":"SPXW260224P07065000","bid":201.2,"bid_size":1.0,"ask":213.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9844,"gamma":0.0004,"vega":0.3864,"theta":-0.2012,"rho":-0.9526,"theo":208.5757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":187.75},{"option":"SPXW260224C07070000","bid":0.2,"bid_size":8.0,"ask":0.3,"ask_size":20.0,"iv":0.1056,"open_interest":538.0,"volume":205.0,"delta":0.014,"gamma":0.0004,"vega":0.3564,"theta":-0.2475,"rho":0.0127,"theo":0.4462,"change":0.15,"open":0.4,"high":0.85,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:41","percent_change":100.0,"prev_day_close":0.150000002235174},{"option":"SPXW260224P07070000","bid":203.9,"bid_size":1.0,"ask":218.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9859,"gamma":0.0004,"vega":0.3564,"theta":-0.1761,"rho":-0.9546,"theo":213.522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.75},{"option":"SPXW260224C07075000","bid":0.15,"bid_size":18.0,"ask":0.25,"ask_size":16.0,"iv":0.1049,"open_interest":445.0,"volume":238.0,"delta":0.0127,"gamma":0.0003,"vega":0.3285,"theta":-0.2258,"rho":0.0115,"theo":0.4003,"change":-0.165,"open":0.35,"high":0.7,"low":0.1,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-02-18T15:59:27","percent_change":-60.0,"prev_day_close":0.150000002235174},{"option":"SPXW260224P07075000","bid":208.9,"bid_size":1.0,"ask":228.0,"ask_size":1.0,"iv":0.1134,"open_interest":3.0,"volume":0.0,"delta":-0.9872,"gamma":0.0003,"vega":0.3285,"theta":-0.1527,"rho":-0.9565,"theo":218.4732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":198.98,"last_trade_time":"2026-02-13T12:13:46","percent_change":0.0,"prev_day_close":197.549995422363},{"option":"SPXW260224C07080000","bid":0.15,"bid_size":9.0,"ask":0.25,"ask_size":24.0,"iv":0.107,"open_interest":528.0,"volume":466.0,"delta":0.0115,"gamma":0.0003,"vega":0.3024,"theta":-0.2057,"rho":0.0104,"theo":0.3588,"change":0.05,"open":0.3,"high":0.6,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:51","percent_change":33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260224P07080000","bid":213.9,"bid_size":1.0,"ask":233.0,"ask_size":1.0,"iv":0.1157,"open_interest":1.0,"volume":0.0,"delta":-0.9885,"gamma":0.0003,"vega":0.3024,"theta":-0.1309,"rho":-0.9583,"theo":223.4288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.8,"last_trade_time":"2026-02-04T15:34:19","percent_change":0.0,"prev_day_close":202.650001525879},{"option":"SPXW260224C07085000","bid":0.1,"bid_size":32.0,"ask":0.2,"ask_size":17.0,"iv":0.1056,"open_interest":284.0,"volume":129.0,"delta":0.0104,"gamma":0.0003,"vega":0.2781,"theta":-0.1871,"rho":0.0094,"theo":0.3213,"change":0.025,"open":0.2,"high":0.35,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:41","percent_change":20.0,"prev_day_close":0.12500000372529},{"option":"SPXW260224P07085000","bid":218.9,"bid_size":1.0,"ask":233.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9896,"gamma":0.0003,"vega":0.2781,"theta":-0.1106,"rho":-0.96,"theo":228.3883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.300003051758},{"option":"SPXW260224C07090000","bid":0.1,"bid_size":19.0,"ask":0.15,"ask_size":19.0,"iv":0.1055,"open_interest":1024.0,"volume":831.0,"delta":0.0093,"gamma":0.0003,"vega":0.2555,"theta":-0.17,"rho":0.0084,"theo":0.2874,"change":-0.1,"open":0.2,"high":0.4,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:34","percent_change":-66.6667,"prev_day_close":0.12500000372529},{"option":"SPXW260224P07090000","bid":223.8,"bid_size":1.0,"ask":242.9,"ask_size":1.0,"iv":0.1159,"open_interest":0.0,"volume":0.0,"delta":-0.9906,"gamma":0.0003,"vega":0.2555,"theta":-0.0918,"rho":-0.9616,"theo":233.3516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.199996948242},{"option":"SPXW260224C07100000","bid":0.1,"bid_size":10.0,"ask":0.2,"ask_size":117.0,"iv":0.1116,"open_interest":853.0,"volume":175.0,"delta":0.0076,"gamma":0.0002,"vega":0.215,"theta":-0.1398,"rho":0.0068,"theo":0.2295,"change":-0.075,"open":0.1,"high":0.29,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:37","percent_change":-60.0,"prev_day_close":0.12500000372529},{"option":"SPXW260224P07100000","bid":233.8,"bid_size":1.0,"ask":248.4,"ask_size":1.0,"iv":0.0,"open_interest":105.0,"volume":0.0,"delta":-0.9924,"gamma":0.0002,"vega":0.215,"theta":-0.0583,"rho":-0.9646,"theo":243.2879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":254.08,"last_trade_time":"2026-02-17T11:57:54","percent_change":0.0,"prev_day_close":223.850006103516},{"option":"SPXW260224C07110000","bid":0.05,"bid_size":234.0,"ask":0.15,"ask_size":9.0,"iv":0.1108,"open_interest":502.0,"volume":242.0,"delta":0.0061,"gamma":0.0002,"vega":0.1802,"theta":-0.1143,"rho":0.0055,"theo":0.1825,"change":-0.075,"open":0.1,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:12","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07110000","bid":243.8,"bid_size":1.0,"ask":262.9,"ask_size":1.0,"iv":0.125,"open_interest":5.0,"volume":0.0,"delta":-0.9938,"gamma":0.0002,"vega":0.1802,"theta":-0.0294,"rho":-0.9673,"theo":253.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":302.71,"last_trade_time":"2026-02-05T13:53:08","percent_change":0.0,"prev_day_close":232.700004577637},{"option":"SPXW260224C07120000","bid":0.05,"bid_size":20.0,"ask":0.1,"ask_size":12.0,"iv":0.1115,"open_interest":256.0,"volume":76.0,"delta":0.0049,"gamma":0.0001,"vega":0.1504,"theta":-0.093,"rho":0.0044,"theo":0.1447,"change":-0.025,"open":0.1,"high":0.19,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:27","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07120000","bid":253.8,"bid_size":1.0,"ask":272.9,"ask_size":1.0,"iv":0.1296,"open_interest":6.0,"volume":0.0,"delta":-0.995,"gamma":0.0001,"vega":0.1504,"theta":-0.0048,"rho":-0.9698,"theo":263.1915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":154.87,"last_trade_time":"2026-02-10T11:34:13","percent_change":0.0,"prev_day_close":242.700004577637},{"option":"SPXW260224C07125000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":19.0,"iv":0.1166,"open_interest":391.0,"volume":266.0,"delta":0.0044,"gamma":0.0001,"vega":0.1372,"theta":-0.0838,"rho":0.004,"theo":0.1287,"change":-0.025,"open":0.1,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:27","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07125000","bid":258.8,"bid_size":1.0,"ask":277.9,"ask_size":1.0,"iv":0.1318,"open_interest":11.0,"volume":0.0,"delta":-0.9955,"gamma":0.0001,"vega":0.1372,"theta":0.0,"rho":-0.9709,"theo":268.1726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":159.73,"last_trade_time":"2026-02-10T11:34:13","percent_change":0.0,"prev_day_close":249.300003051758},{"option":"SPXW260224C07130000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":19.0,"iv":0.1185,"open_interest":393.0,"volume":367.0,"delta":0.0039,"gamma":0.0001,"vega":0.1251,"theta":-0.0754,"rho":0.0035,"theo":0.1144,"change":-0.025,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:27","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07130000","bid":263.8,"bid_size":1.0,"ask":278.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.996,"gamma":0.0001,"vega":0.1251,"theta":0.0,"rho":-0.972,"theo":273.1554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.200004577637},{"option":"SPXW260224C07140000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":20.0,"iv":0.1223,"open_interest":358.0,"volume":274.0,"delta":0.0032,"gamma":0.0001,"vega":0.1036,"theta":-0.0608,"rho":0.0028,"theo":0.0901,"change":0.0,"open":0.05,"high":0.11,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:31","percent_change":-1.49012e-6,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07140000","bid":273.8,"bid_size":1.0,"ask":288.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.1036,"theta":0.0,"rho":-0.9741,"theo":283.1254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":264.25},{"option":"SPXW260224C07150000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":63.0,"iv":0.1261,"open_interest":611.0,"volume":265.0,"delta":0.0025,"gamma":0.0001,"vega":0.0856,"theta":-0.0489,"rho":0.0022,"theo":0.0709,"change":-0.025,"open":0.05,"high":0.15,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:00:36","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260224P07150000","bid":283.6,"bid_size":1.0,"ask":302.7,"ask_size":1.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0001,"vega":0.0856,"theta":0.0,"rho":-0.976,"theo":293.1003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.400009155273},{"option":"SPXW260224C07160000","bid":0.05,"bid_size":19.0,"ask":0.15,"ask_size":51.0,"iv":0.1299,"open_interest":0.0,"volume":0.0,"delta":0.002,"gamma":0.0001,"vega":0.0705,"theta":-0.0392,"rho":0.0018,"theo":0.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260224P07160000","bid":293.7,"bid_size":1.0,"ask":312.8,"ask_size":1.0,"iv":0.1415,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0001,"vega":0.0705,"theta":0.0,"rho":-0.9779,"theo":303.0793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260224C07175000","bid":0.05,"bid_size":18.0,"ask":0.1,"ask_size":10.0,"iv":0.1315,"open_interest":481.0,"volume":184.0,"delta":0.0014,"gamma":0.0,"vega":0.0527,"theta":-0.028,"rho":0.0013,"theo":0.0386,"change":0.07,"open":0.06,"high":0.12,"low":0.05,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T12:35:40","percent_change":140.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07175000","bid":308.7,"bid_size":1.0,"ask":327.8,"ask_size":1.0,"iv":0.1482,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0525,"theta":0.0,"rho":-0.9804,"theo":318.0535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":299.350006103516},{"option":"SPXW260224C07200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":11.0,"iv":0.1356,"open_interest":847.0,"volume":172.0,"delta":0.0008,"gamma":0.0,"vega":0.032,"theta":-0.0158,"rho":0.0007,"theo":0.0209,"change":0.02,"open":0.05,"high":0.07,"low":0.05,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T12:35:40","percent_change":40.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07200000","bid":333.7,"bid_size":1.0,"ask":352.8,"ask_size":1.0,"iv":0.1593,"open_interest":5.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0319,"theta":0.0,"rho":-0.9844,"theo":343.0214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":217.32,"last_trade_time":"2026-01-27T14:08:14","percent_change":0.0,"prev_day_close":323.899993896484},{"option":"SPXW260224C07225000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":13.0,"iv":0.1446,"open_interest":966.0,"volume":34.0,"delta":0.0005,"gamma":0.0,"vega":0.0197,"theta":-0.0092,"rho":0.0004,"theo":0.0117,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:11:44","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07225000","bid":358.7,"bid_size":1.0,"ask":377.8,"ask_size":1.0,"iv":0.1703,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0194,"theta":0.0,"rho":-0.9882,"theo":367.9976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":387.99,"last_trade_time":"2026-02-17T11:30:10","percent_change":0.0,"prev_day_close":347.400009155273},{"option":"SPXW260224C07250000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":22.0,"iv":0.1533,"open_interest":139.0,"volume":5.0,"delta":0.0003,"gamma":0.0,"vega":0.0124,"theta":-0.0055,"rho":0.0002,"theo":0.0068,"change":0.01,"open":0.06,"high":0.06,"low":0.06,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-18T11:51:14","percent_change":20.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07250000","bid":383.5,"bid_size":1.0,"ask":402.6,"ask_size":1.0,"iv":0.1596,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0122,"theta":0.0,"rho":-0.9917,"theo":392.9783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.449996948242},{"option":"SPXW260224C07275000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":22.0,"iv":0.1619,"open_interest":64.0,"volume":4.0,"delta":0.0002,"gamma":0.0,"vega":0.0082,"theta":-0.0035,"rho":0.0001,"theo":0.0043,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:49:44","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07275000","bid":408.6,"bid_size":1.0,"ask":423.3,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0082,"theta":0.0,"rho":-0.9952,"theo":417.9613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":402.9,"last_trade_time":"2026-02-06T10:13:28","percent_change":0.0,"prev_day_close":399.149993896484},{"option":"SPXW260224C07300000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":53.0,"iv":0.1705,"open_interest":68.0,"volume":51.0,"delta":0.0001,"gamma":0.0,"vega":0.0058,"theta":-0.0025,"rho":0.0001,"theo":0.0029,"change":0.01,"open":0.05,"high":0.06,"low":0.05,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-18T10:48:56","percent_change":20.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07300000","bid":433.6,"bid_size":1.0,"ask":448.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":-0.9987,"theo":442.9457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":424.099990844727},{"option":"SPXW260224C07325000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":72.0,"iv":0.179,"open_interest":43.0,"volume":55.0,"delta":0.0001,"gamma":0.0,"vega":0.0047,"theta":-0.002,"rho":0.0001,"theo":0.0024,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:48:56","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07325000","bid":458.6,"bid_size":1.0,"ask":473.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0048,"theta":0.0,"rho":-1.0021,"theo":467.9306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.800003051758},{"option":"SPXW260224C07350000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":74.0,"iv":0.1873,"open_interest":214.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.004,"theta":-0.0018,"rho":0.0001,"theo":0.0021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T09:30:06","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07350000","bid":483.4,"bid_size":1.0,"ask":498.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0041,"theta":0.0,"rho":-1.0056,"theo":492.9159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.75},{"option":"SPXW260224C07375000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.1856,"open_interest":18.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0037,"theta":-0.0017,"rho":0.0001,"theo":0.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.39,"last_trade_time":"2026-02-04T10:14:03","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07375000","bid":508.5,"bid_size":1.0,"ask":527.6,"ask_size":1.0,"iv":0.2161,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0037,"theta":0.0,"rho":-1.009,"theo":517.9013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":497.699996948242},{"option":"SPXW260224C07400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.1935,"open_interest":201.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0034,"theta":-0.0017,"rho":0.0001,"theo":0.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-09T10:54:38","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07400000","bid":533.5,"bid_size":1.0,"ask":552.6,"ask_size":1.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-1.0124,"theo":542.8867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":523.700012207031},{"option":"SPXW260224C07425000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2014,"open_interest":46.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0032,"theta":-0.0017,"rho":0.0001,"theo":0.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.27,"last_trade_time":"2026-02-04T10:14:03","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07425000","bid":558.5,"bid_size":1.0,"ask":577.6,"ask_size":1.0,"iv":0.238,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":-1.0158,"theo":567.8722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":547.200012207031},{"option":"SPXW260224C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":20.0,"iv":0.2092,"open_interest":2.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.003,"theta":-0.0017,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-09T12:25:09","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07450000","bid":583.5,"bid_size":1.0,"ask":598.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.003,"theta":0.0,"rho":-1.0193,"theo":592.8578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.300018310547},{"option":"SPXW260224C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.2248,"open_interest":11.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0028,"theta":-0.0017,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-03T13:50:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260224P07500000","bid":633.3,"bid_size":1.0,"ask":652.4,"ask_size":1.0,"iv":0.2235,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0028,"theta":0.0,"rho":-1.0261,"theo":642.8288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":623.25},{"option":"SPXW260224C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.2553,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0023,"theta":-0.0016,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T11:23:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P07600000","bid":733.4,"bid_size":1.0,"ask":752.5,"ask_size":1.0,"iv":0.3001,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":-1.0398,"theo":742.7709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":723.25},{"option":"SPXW260224C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.3144,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0018,"theta":-0.0016,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-01-20T09:30:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P07800000","bid":933.3,"bid_size":1.0,"ask":947.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0018,"theta":0.0,"rho":-1.0672,"theo":942.6551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":923.149993896484},{"option":"SPXW260224C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":18.0,"iv":0.3712,"open_interest":5.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0015,"theta":-0.0016,"rho":0.0,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-06T14:40:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P08000000","bid":1133.2,"bid_size":1.0,"ask":1152.3,"ask_size":1.0,"iv":0.4387,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":-1.0945,"theo":1142.5394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1122.34997558594},{"option":"SPXW260224C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":0.4259,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0012,"theta":-0.0016,"rho":0.0,"theo":0.0018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P08200000","bid":1333.1,"bid_size":1.0,"ask":1352.2,"ask_size":1.0,"iv":0.505,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":-1.1219,"theo":1342.4236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1323.25},{"option":"SPXW260224C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":60.0,"iv":0.479,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0011,"theta":-0.0016,"rho":0.0,"theo":0.0018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P08400000","bid":1532.7,"bid_size":1.0,"ask":1548.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0011,"theta":0.0,"rho":-1.1493,"theo":1542.3078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1522.65002441406},{"option":"SPXW260224C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":0.5303,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0016,"rho":0.0,"theo":0.0018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P08600000","bid":1732.8,"bid_size":1.0,"ask":1751.9,"ask_size":1.0,"iv":0.6068,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":-1.1766,"theo":1742.192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1721.45001220703},{"option":"SPXW260224C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":58.0,"iv":0.5799,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0015,"rho":0.0,"theo":0.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P08800000","bid":1932.7,"bid_size":1.0,"ask":1951.8,"ask_size":1.0,"iv":0.6676,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":-1.204,"theo":1942.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1923.15002441406},{"option":"SPXW260224C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":59.0,"iv":0.6283,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0015,"rho":0.0,"theo":0.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T12:13:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260224P09000000","bid":2132.6,"bid_size":1.0,"ask":2151.7,"ask_size":1.0,"iv":0.727,"open_interest":3.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":-1.2314,"theo":2141.9605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2121.19995117188},{"option":"SPXW260225C02800000","bid":4044.9,"bid_size":1.0,"ask":4064.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":0.4597,"theo":4054.5659,"change":-6.82,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":-0.167443,"prev_day_close":4073.05004882812},{"option":"SPXW260225P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":57.0,"iv":1.8328,"open_interest":11.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0042,"rho":0.0,"theo":0.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-22T10:07:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C03000000","bid":3845.1,"bid_size":1.0,"ask":3864.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":0.4926,"theo":3854.7061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.39990234375},{"option":"SPXW260225P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":56.0,"iv":1.6962,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0053,"rho":0.0,"theo":0.0065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-05T10:13:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C03200000","bid":3645.2,"bid_size":1.0,"ask":3664.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0011,"theta":0.0,"rho":0.5254,"theo":3654.8466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.65002441406},{"option":"SPXW260225P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":19.0,"iv":1.5683,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0011,"theta":-0.0068,"rho":0.0,"theo":0.0084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-05T15:25:21","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C03400000","bid":3445.3,"bid_size":1.0,"ask":3464.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0015,"theta":0.0,"rho":0.5582,"theo":3454.9877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3474.94995117188},{"option":"SPXW260225P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":27.0,"iv":1.4481,"open_interest":7.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0015,"theta":-0.0087,"rho":0.0,"theo":0.0108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-05T13:41:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C03600000","bid":3245.5,"bid_size":1.0,"ask":3264.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.002,"theta":0.0,"rho":0.591,"theo":3255.1295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.55004882812},{"option":"SPXW260225P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":68.0,"iv":1.3346,"open_interest":10.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.002,"theta":-0.0111,"rho":-0.0001,"theo":0.0139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T10:13:08","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225C03800000","bid":3045.6,"bid_size":1.0,"ask":3064.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0027,"theta":0.0,"rho":0.6238,"theo":3055.2722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.94995117188},{"option":"SPXW260225P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":1.2272,"open_interest":144.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0027,"theta":-0.0141,"rho":-0.0001,"theo":0.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C04000000","bid":2845.9,"bid_size":1.0,"ask":2865.0,"ask_size":1.0,"iv":1.1862,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.6566,"theo":2855.416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2874.44995117188},{"option":"SPXW260225P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":1.1248,"open_interest":23.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0036,"theta":-0.0179,"rho":-0.0001,"theo":0.0231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:42:14","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C04200000","bid":2645.9,"bid_size":1.0,"ask":2665.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":0.6894,"theo":2655.5615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2675.45007324219},{"option":"SPXW260225P04200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":65.0,"iv":1.0275,"open_interest":2133.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0049,"theta":-0.0228,"rho":-0.0001,"theo":0.0299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:43:43","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C04400000","bid":2446.0,"bid_size":1.0,"ask":2465.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":0.7222,"theo":2455.7091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2475.94995117188},{"option":"SPXW260225P04400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":21.0,"iv":0.9344,"open_interest":4869.0,"volume":20.0,"delta":-0.0002,"gamma":0.0,"vega":0.0066,"theta":-0.0292,"rho":-0.0002,"theo":0.0389,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:42:07","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225C04600000","bid":2246.2,"bid_size":1.0,"ask":2265.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":0.7549,"theo":2255.8598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2276.35009765625},{"option":"SPXW260225P04600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":160.0,"iv":0.8846,"open_interest":2456.0,"volume":52.0,"delta":-0.0003,"gamma":0.0,"vega":0.009,"theta":-0.0375,"rho":-0.0003,"theo":0.051,"change":-0.045,"open":0.05,"high":0.05,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T14:20:05","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C04800000","bid":2046.3,"bid_size":1.0,"ask":2065.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0124,"theta":0.0,"rho":0.7876,"theo":2056.0146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2075.75},{"option":"SPXW260225P04800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.795,"open_interest":186.0,"volume":41.0,"delta":-0.0004,"gamma":0.0,"vega":0.0124,"theta":-0.0482,"rho":-0.0004,"theo":0.067,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:20:32","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260225C05000000","bid":1846.5,"bid_size":1.0,"ask":1865.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0173,"theta":0.0,"rho":0.8203,"theo":1856.1753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1875.95001220703},{"option":"SPXW260225P05000000","bid":0.05,"bid_size":13.0,"ask":0.1,"ask_size":50.0,"iv":0.7298,"open_interest":270.0,"volume":3.0,"delta":-0.0005,"gamma":0.0,"vega":0.0173,"theta":-0.0626,"rho":-0.0006,"theo":0.0891,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:14:04","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260225C05200000","bid":1646.6,"bid_size":1.0,"ask":1665.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0245,"theta":0.0,"rho":0.8529,"theo":1656.345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1676.84997558594},{"option":"SPXW260225P05200000","bid":0.05,"bid_size":50.0,"ask":0.15,"ask_size":63.0,"iv":0.659,"open_interest":377.0,"volume":108.0,"delta":-0.0008,"gamma":0.0,"vega":0.0245,"theta":-0.0822,"rho":-0.0008,"theo":0.1203,"change":-0.15,"open":0.1,"high":0.15,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:55:54","percent_change":-60.0,"prev_day_close":0.100000003352761},{"option":"SPXW260225C05400000","bid":1446.8,"bid_size":1.0,"ask":1465.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0356,"theta":0.0,"rho":0.8853,"theo":1456.5286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1477.05004882812},{"option":"SPXW260225P05400000","bid":0.1,"bid_size":19.0,"ask":0.2,"ask_size":63.0,"iv":0.5939,"open_interest":979.0,"volume":880.0,"delta":-0.0012,"gamma":0.0,"vega":0.0355,"theta":-0.1092,"rho":-0.0012,"theo":0.165,"change":-0.275,"open":0.25,"high":0.25,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:56:08","percent_change":-73.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260225C05500000","bid":1346.9,"bid_size":1.0,"ask":1366.0,"ask_size":1.0,"iv":0.4706,"open_interest":1.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0433,"theta":0.0,"rho":0.9014,"theo":1356.6288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1325.18,"last_trade_time":"2026-02-13T09:37:59","percent_change":0.0,"prev_day_close":1375.59997558594},{"option":"SPXW260225P05500000","bid":0.15,"bid_size":12.0,"ask":0.2,"ask_size":50.0,"iv":0.5588,"open_interest":808.0,"volume":241.0,"delta":-0.0014,"gamma":0.0,"vega":0.0432,"theta":-0.1271,"rho":-0.0016,"theo":0.1958,"change":-0.275,"open":0.25,"high":0.3,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:00:01","percent_change":-64.7059,"prev_day_close":0.150000002235174},{"option":"SPXW260225C05600000","bid":1247.0,"bid_size":1.0,"ask":1266.1,"ask_size":1.0,"iv":0.4658,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0536,"theta":0.0,"rho":0.9174,"theo":1256.7383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1276.59997558594},{"option":"SPXW260225P05600000","bid":0.2,"bid_size":11.0,"ask":0.25,"ask_size":50.0,"iv":0.5281,"open_interest":764.0,"volume":201.0,"delta":-0.0018,"gamma":0.0,"vega":0.0535,"theta":-0.1497,"rho":-0.002,"theo":0.2357,"change":-0.325,"open":0.35,"high":0.35,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:42:44","percent_change":-61.9048,"prev_day_close":0.200000002980232},{"option":"SPXW260225C05700000","bid":1147.3,"bid_size":1.0,"ask":1166.4,"ask_size":1.0,"iv":0.4948,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0669,"theta":0.0,"rho":0.9333,"theo":1156.8594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.89996337891},{"option":"SPXW260225P05700000","bid":0.25,"bid_size":16.0,"ask":0.35,"ask_size":62.0,"iv":0.4985,"open_interest":372.0,"volume":133.0,"delta":-0.0023,"gamma":0.0,"vega":0.0667,"theta":-0.1778,"rho":-0.0025,"theo":0.287,"change":-0.425,"open":0.4,"high":0.4,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:00:07","percent_change":-68.0,"prev_day_close":0.250000007450581},{"option":"SPXW260225C05800000","bid":1047.3,"bid_size":1.0,"ask":1066.4,"ask_size":1.0,"iv":0.4403,"open_interest":2.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0846,"theta":0.0,"rho":0.949,"theo":1056.9954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1050.28,"last_trade_time":"2026-02-17T15:50:41","percent_change":0.0,"prev_day_close":1076.40002441406},{"option":"SPXW260225P05800000","bid":0.3,"bid_size":103.0,"ask":0.4,"ask_size":14.0,"iv":0.4622,"open_interest":314.0,"volume":200.0,"delta":-0.0029,"gamma":0.0,"vega":0.0846,"theta":-0.2136,"rho":-0.0032,"theo":0.3546,"change":-0.5,"open":0.52,"high":0.52,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:00:02","percent_change":-66.6667,"prev_day_close":0.299999997019768},{"option":"SPXW260225C05850000","bid":997.4,"bid_size":1.0,"ask":1016.5,"ask_size":1.0,"iv":0.4303,"open_interest":2.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.096,"theta":0.0,"rho":0.9567,"theo":1007.0737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1001.17,"last_trade_time":"2026-02-17T15:50:41","percent_change":0.0,"prev_day_close":1027.60003662109},{"option":"SPXW260225P05850000","bid":0.4,"bid_size":10.0,"ask":0.5,"ask_size":87.0,"iv":0.4519,"open_interest":11.0,"volume":7.0,"delta":-0.0034,"gamma":0.0,"vega":0.096,"theta":-0.2361,"rho":-0.0037,"theo":0.3982,"change":-0.525,"open":0.35,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:52:45","percent_change":-63.6364,"prev_day_close":0.375},{"option":"SPXW260225C05875000","bid":972.6,"bid_size":1.0,"ask":991.7,"ask_size":1.0,"iv":0.4416,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.1027,"theta":0.0,"rho":0.9605,"theo":982.1174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1001.0},{"option":"SPXW260225P05875000","bid":0.4,"bid_size":75.0,"ask":0.5,"ask_size":60.0,"iv":0.4409,"open_interest":28.0,"volume":18.0,"delta":-0.0036,"gamma":0.0,"vega":0.1027,"theta":-0.2495,"rho":-0.004,"theo":0.4246,"change":-0.55,"open":0.4,"high":0.4,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T16:00:01","percent_change":-64.7059,"prev_day_close":0.350000008940697},{"option":"SPXW260225C05900000","bid":947.5,"bid_size":1.0,"ask":966.6,"ask_size":1.0,"iv":0.4178,"open_interest":0.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.1103,"theta":0.0,"rho":0.9643,"theo":957.165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":977.25},{"option":"SPXW260225P05900000","bid":0.45,"bid_size":75.0,"ask":0.55,"ask_size":60.0,"iv":0.4347,"open_interest":301.0,"volume":292.0,"delta":-0.0039,"gamma":0.0,"vega":0.1103,"theta":-0.2647,"rho":-0.0043,"theo":0.4549,"change":-0.525,"open":0.6,"high":0.6,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:58:08","percent_change":-60.0,"prev_day_close":0.375},{"option":"SPXW260225C05925000","bid":922.8,"bid_size":1.0,"ask":941.9,"ask_size":1.0,"iv":0.4338,"open_interest":0.0,"volume":0.0,"delta":0.9957,"gamma":0.0,"vega":0.1188,"theta":0.0,"rho":0.968,"theo":932.2174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.75},{"option":"SPXW260225P05925000","bid":0.5,"bid_size":14.0,"ask":0.6,"ask_size":85.0,"iv":0.428,"open_interest":113.0,"volume":111.0,"delta":-0.0043,"gamma":0.0,"vega":0.1188,"theta":-0.2821,"rho":-0.0047,"theo":0.4899,"change":-0.575,"open":0.45,"high":0.45,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:11:57","percent_change":-62.1622,"prev_day_close":0.424999997019768},{"option":"SPXW260225C05950000","bid":897.6,"bid_size":1.0,"ask":916.7,"ask_size":1.0,"iv":0.4036,"open_interest":0.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.1287,"theta":0.0,"rho":0.9717,"theo":907.2753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":927.549987792969},{"option":"SPXW260225P05950000","bid":0.5,"bid_size":75.0,"ask":0.65,"ask_size":145.0,"iv":0.4189,"open_interest":83.0,"volume":24.0,"delta":-0.0047,"gamma":0.0,"vega":0.1287,"theta":-0.302,"rho":-0.0051,"theo":0.5304,"change":-0.575,"open":0.5,"high":0.55,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T16:01:41","percent_change":-58.9744,"prev_day_close":0.450000002980232},{"option":"SPXW260225C05975000","bid":872.7,"bid_size":1.0,"ask":891.8,"ask_size":1.0,"iv":0.4006,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.1399,"theta":-0.0251,"rho":0.9753,"theo":882.3392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":902.849975585938},{"option":"SPXW260225P05975000","bid":0.55,"bid_size":74.0,"ask":0.65,"ask_size":24.0,"iv":0.4097,"open_interest":95.0,"volume":10.0,"delta":-0.0051,"gamma":0.0,"vega":0.1399,"theta":-0.3246,"rho":-0.0056,"theo":0.577,"change":-0.625,"open":0.6,"high":0.6,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:50:15","percent_change":-60.9756,"prev_day_close":0.474999994039536},{"option":"SPXW260225C06000000","bid":847.7,"bid_size":1.0,"ask":866.8,"ask_size":1.0,"iv":0.3881,"open_interest":1.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.1525,"theta":-0.0588,"rho":0.9788,"theo":857.4095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":851.27,"last_trade_time":"2026-02-17T11:19:48","percent_change":0.0,"prev_day_close":876.550018310547},{"option":"SPXW260225P06000000","bid":0.6,"bid_size":73.0,"ask":0.7,"ask_size":36.0,"iv":0.4021,"open_interest":1057.0,"volume":316.0,"delta":-0.0056,"gamma":0.0,"vega":0.1525,"theta":-0.3498,"rho":-0.0062,"theo":0.63,"change":0.0,"open":0.8,"high":0.85,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:49:56","percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260225C06025000","bid":822.8,"bid_size":1.0,"ask":841.9,"ask_size":1.0,"iv":0.3839,"open_interest":0.0,"volume":0.0,"delta":0.9937,"gamma":0.0,"vega":0.1662,"theta":-0.0951,"rho":0.9823,"theo":832.4864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":852.950012207031},{"option":"SPXW260225P06025000","bid":0.65,"bid_size":14.0,"ask":0.75,"ask_size":38.0,"iv":0.3942,"open_interest":185.0,"volume":13.0,"delta":-0.0062,"gamma":0.0,"vega":0.1662,"theta":-0.3776,"rho":-0.0069,"theo":0.6895,"change":-0.675,"open":0.5,"high":0.5,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:50:11","percent_change":-60.0,"prev_day_close":0.5},{"option":"SPXW260225C06050000","bid":797.9,"bid_size":1.0,"ask":817.0,"ask_size":1.0,"iv":0.3787,"open_interest":0.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.1812,"theta":-0.1338,"rho":0.9857,"theo":807.5695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":826.5},{"option":"SPXW260225P06050000","bid":0.7,"bid_size":14.0,"ask":0.8,"ask_size":10.0,"iv":0.386,"open_interest":205.0,"volume":13.0,"delta":-0.0069,"gamma":0.0,"vega":0.1812,"theta":-0.4078,"rho":-0.0076,"theo":0.7554,"change":-0.5,"open":0.82,"high":0.82,"low":0.6,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T14:34:06","percent_change":-41.6667,"prev_day_close":0.550000011920929},{"option":"SPXW260225C06075000","bid":772.9,"bid_size":1.0,"ask":792.0,"ask_size":1.0,"iv":0.3664,"open_interest":0.0,"volume":0.0,"delta":0.9924,"gamma":0.0001,"vega":0.1977,"theta":-0.1745,"rho":0.989,"theo":782.6585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":803.049987792969},{"option":"SPXW260225P06075000","bid":0.8,"bid_size":13.0,"ask":0.9,"ask_size":116.0,"iv":0.3802,"open_interest":185.0,"volume":45.0,"delta":-0.0076,"gamma":0.0001,"vega":0.1977,"theta":-0.44,"rho":-0.0084,"theo":0.827,"change":-0.725,"open":0.75,"high":0.75,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:54:04","percent_change":-56.8627,"prev_day_close":0.599999994039536},{"option":"SPXW260225C06100000","bid":748.0,"bid_size":1.0,"ask":767.1,"ask_size":1.0,"iv":0.3604,"open_interest":0.0,"volume":0.0,"delta":0.9916,"gamma":0.0001,"vega":0.2157,"theta":-0.2169,"rho":0.9922,"theo":757.753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":777.400024414062},{"option":"SPXW260225P06100000","bid":0.85,"bid_size":13.0,"ask":0.95,"ask_size":116.0,"iv":0.3713,"open_interest":168.0,"volume":169.0,"delta":-0.0084,"gamma":0.0001,"vega":0.2157,"theta":-0.4739,"rho":-0.0092,"theo":0.9042,"change":-0.85,"open":1.09,"high":1.09,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:58:08","percent_change":-62.963,"prev_day_close":0.599999994039536},{"option":"SPXW260225C06125000","bid":723.1,"bid_size":1.0,"ask":742.2,"ask_size":1.0,"iv":0.3538,"open_interest":0.0,"volume":0.0,"delta":0.9908,"gamma":0.0001,"vega":0.2351,"theta":-0.2608,"rho":0.9954,"theo":732.8528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":752.0},{"option":"SPXW260225P06125000","bid":0.9,"bid_size":13.0,"ask":1.0,"ask_size":10.0,"iv":0.3622,"open_interest":144.0,"volume":93.0,"delta":-0.0092,"gamma":0.0001,"vega":0.2351,"theta":-0.5093,"rho":-0.0102,"theo":0.9866,"change":-0.075,"open":1.14,"high":1.16,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:58:08","percent_change":-11.1111,"prev_day_close":0.675000011920929},{"option":"SPXW260225C06150000","bid":701.4,"bid_size":1.0,"ask":717.3,"ask_size":2.0,"iv":0.3994,"open_interest":0.0,"volume":0.0,"delta":0.9898,"gamma":0.0001,"vega":0.2555,"theta":-0.306,"rho":0.9984,"theo":707.9579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":727.850006103516},{"option":"SPXW260225P06150000","bid":1.0,"bid_size":13.0,"ask":1.1,"ask_size":115.0,"iv":0.3551,"open_interest":217.0,"volume":187.0,"delta":-0.0101,"gamma":0.0001,"vega":0.2555,"theta":-0.546,"rho":-0.0112,"theo":1.0744,"change":-0.925,"open":1.19,"high":1.34,"low":0.6,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T15:58:08","percent_change":-58.7302,"prev_day_close":0.724999994039536},{"option":"SPXW260225C06175000","bid":676.5,"bid_size":1.0,"ask":692.4,"ask_size":2.0,"iv":0.3886,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0001,"vega":0.2773,"theta":-0.3525,"rho":1.0014,"theo":683.0686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.950012207031},{"option":"SPXW260225P06175000","bid":1.1,"bid_size":13.0,"ask":1.2,"ask_size":115.0,"iv":0.3474,"open_interest":225.0,"volume":139.0,"delta":-0.0111,"gamma":0.0001,"vega":0.2773,"theta":-0.5841,"rho":-0.0123,"theo":1.1677,"change":-0.975,"open":1.45,"high":1.45,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:50:08","percent_change":-58.209,"prev_day_close":0.800000011920929},{"option":"SPXW260225C06200000","bid":651.0,"bid_size":1.0,"ask":667.5,"ask_size":2.0,"iv":0.3707,"open_interest":4.0,"volume":4.0,"delta":0.9877,"gamma":0.0001,"vega":0.3009,"theta":-0.4008,"rho":1.0043,"theo":658.1859,"change":12.25,"open":665.65,"high":665.65,"low":665.65,"tick":"up","last_trade_price":665.65,"last_trade_time":"2026-02-18T15:14:36","percent_change":1.87481,"prev_day_close":678.200012207031},{"option":"SPXW260225P06200000","bid":1.2,"bid_size":12.0,"ask":1.3,"ask_size":114.0,"iv":0.3394,"open_interest":314.0,"volume":319.0,"delta":-0.0122,"gamma":0.0001,"vega":0.3009,"theta":-0.6239,"rho":-0.0135,"theo":1.2677,"change":-1.075,"open":1.49,"high":1.59,"low":0.7,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:59:43","percent_change":-58.9041,"prev_day_close":0.875},{"option":"SPXW260225C06225000","bid":626.6,"bid_size":1.0,"ask":642.7,"ask_size":2.0,"iv":0.3665,"open_interest":0.0,"volume":0.0,"delta":0.9865,"gamma":0.0001,"vega":0.327,"theta":-0.4516,"rho":1.0071,"theo":633.3121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":653.049987792969},{"option":"SPXW260225P06225000","bid":1.3,"bid_size":12.0,"ask":1.4,"ask_size":57.0,"iv":0.3309,"open_interest":232.0,"volume":145.0,"delta":-0.0134,"gamma":0.0001,"vega":0.327,"theta":-0.6662,"rho":-0.0149,"theo":1.3766,"change":-0.925,"open":1.05,"high":1.15,"low":0.85,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T15:50:23","percent_change":-46.8354,"prev_day_close":0.900000005960464},{"option":"SPXW260225C06250000","bid":601.3,"bid_size":1.0,"ask":617.8,"ask_size":2.0,"iv":0.3511,"open_interest":0.0,"volume":0.0,"delta":0.9851,"gamma":0.0001,"vega":0.3561,"theta":-0.5061,"rho":1.0096,"theo":608.4514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.649993896484},{"option":"SPXW260225P06250000","bid":1.45,"bid_size":12.0,"ask":1.55,"ask_size":57.0,"iv":0.3237,"open_interest":263.0,"volume":247.0,"delta":-0.0148,"gamma":0.0001,"vega":0.3561,"theta":-0.7123,"rho":-0.0164,"theo":1.4986,"change":-1.125,"open":1.15,"high":1.5,"low":0.85,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T15:58:29","percent_change":-51.7241,"prev_day_close":0.999999970197678},{"option":"SPXW260225C06275000","bid":577.2,"bid_size":1.0,"ask":593.0,"ask_size":2.0,"iv":0.3485,"open_interest":0.0,"volume":0.0,"delta":0.9835,"gamma":0.0001,"vega":0.3886,"theta":-0.5667,"rho":1.0119,"theo":583.6099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.899993896484},{"option":"SPXW260225P06275000","bid":1.6,"bid_size":12.0,"ask":1.7,"ask_size":57.0,"iv":0.3158,"open_interest":266.0,"volume":86.0,"delta":-0.0164,"gamma":0.0001,"vega":0.3886,"theta":-0.7643,"rho":-0.0182,"theo":1.6397,"change":-1.45,"open":2.1,"high":2.1,"low":0.95,"tick":"no_change","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:58:16","percent_change":-60.4167,"prev_day_close":1.125},{"option":"SPXW260225C06300000","bid":552.2,"bid_size":1.0,"ask":568.2,"ask_size":2.0,"iv":0.3368,"open_interest":0.0,"volume":0.0,"delta":0.9817,"gamma":0.0002,"vega":0.4259,"theta":-0.6358,"rho":1.0139,"theo":558.7957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.75},{"option":"SPXW260225P06300000","bid":1.8,"bid_size":6.0,"ask":1.9,"ask_size":57.0,"iv":0.3087,"open_interest":650.0,"volume":336.0,"delta":-0.0183,"gamma":0.0002,"vega":0.4259,"theta":-0.825,"rho":-0.0203,"theo":1.8083,"change":-1.625,"open":2.3,"high":2.4,"low":1.05,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:59:30","percent_change":-60.7477,"prev_day_close":1.27500003576279},{"option":"SPXW260225C06325000","bid":527.2,"bid_size":1.0,"ask":543.4,"ask_size":2.0,"iv":0.3249,"open_interest":0.0,"volume":0.0,"delta":0.9794,"gamma":0.0002,"vega":0.4704,"theta":-0.7167,"rho":1.0155,"theo":534.0197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.949981689453},{"option":"SPXW260225P06325000","bid":2.0,"bid_size":11.0,"ask":2.1,"ask_size":28.0,"iv":0.301,"open_interest":211.0,"volume":169.0,"delta":-0.0206,"gamma":0.0002,"vega":0.4704,"theta":-0.8974,"rho":-0.0229,"theo":2.0149,"change":-1.6,"open":1.45,"high":2.05,"low":1.2,"tick":"up","last_trade_price":1.25,"last_trade_time":"2026-02-18T15:59:50","percent_change":-53.3333,"prev_day_close":1.44999998807907},{"option":"SPXW260225C06340000","bid":510.7,"bid_size":1.0,"ask":527.4,"ask_size":1.0,"iv":0.2931,"open_interest":0.0,"volume":0.0,"delta":0.9778,"gamma":0.0002,"vega":0.5012,"theta":-0.7724,"rho":1.0162,"theo":519.178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06340000","bid":2.15,"bid_size":9.0,"ask":2.25,"ask_size":24.0,"iv":0.2967,"open_interest":0.0,"volume":0.0,"delta":-0.0222,"gamma":0.0002,"vega":0.5012,"theta":-0.948,"rho":-0.0247,"theo":2.1628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06350000","bid":503.0,"bid_size":1.0,"ask":518.7,"ask_size":2.0,"iv":0.3199,"open_interest":0.0,"volume":0.0,"delta":0.9766,"gamma":0.0002,"vega":0.5236,"theta":-0.813,"rho":1.0165,"theo":509.2955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":529.25},{"option":"SPXW260225P06350000","bid":2.25,"bid_size":59.0,"ask":2.4,"ask_size":54.0,"iv":0.2942,"open_interest":283.0,"volume":99.0,"delta":-0.0233,"gamma":0.0002,"vega":0.5236,"theta":-0.9852,"rho":-0.026,"theo":2.2734,"change":-1.95,"open":2.95,"high":2.95,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:57:48","percent_change":-59.0909,"prev_day_close":1.65000003576279},{"option":"SPXW260225C06360000","bid":491.7,"bid_size":1.0,"ask":507.6,"ask_size":1.0,"iv":0.2947,"open_interest":0.0,"volume":0.0,"delta":0.9753,"gamma":0.0002,"vega":0.5474,"theta":-0.8567,"rho":1.0167,"theo":499.4239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06360000","bid":2.35,"bid_size":9.0,"ask":2.5,"ask_size":45.0,"iv":0.291,"open_interest":0.0,"volume":0.0,"delta":-0.0246,"gamma":0.0002,"vega":0.5474,"theta":-1.0255,"rho":-0.0275,"theo":2.3948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06370000","bid":481.1,"bid_size":1.0,"ask":497.8,"ask_size":1.0,"iv":0.2857,"open_interest":0.0,"volume":0.0,"delta":0.9739,"gamma":0.0002,"vega":0.5728,"theta":-0.9036,"rho":1.0167,"theo":489.5642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06370000","bid":2.5,"bid_size":9.0,"ask":2.65,"ask_size":55.0,"iv":0.2887,"open_interest":0.0,"volume":0.0,"delta":-0.026,"gamma":0.0002,"vega":0.5728,"theta":-1.069,"rho":-0.029,"theo":2.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06375000","bid":477.8,"bid_size":1.0,"ask":494.1,"ask_size":2.0,"iv":0.3075,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0002,"vega":0.5861,"theta":-0.9284,"rho":1.0167,"theo":484.639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":504.699996948242},{"option":"SPXW260225P06375000","bid":2.55,"bid_size":63.0,"ask":2.7,"ask_size":47.0,"iv":0.287,"open_interest":1609.0,"volume":804.0,"delta":-0.0268,"gamma":0.0002,"vega":0.5861,"theta":-1.0921,"rho":-0.0299,"theo":2.5995,"change":-2.05,"open":3.2,"high":3.5,"low":1.55,"tick":"up","last_trade_price":1.75,"last_trade_time":"2026-02-18T15:59:49","percent_change":-53.9474,"prev_day_close":1.90000003576279},{"option":"SPXW260225C06380000","bid":472.0,"bid_size":1.0,"ask":487.9,"ask_size":1.0,"iv":0.2893,"open_interest":0.0,"volume":0.0,"delta":0.9724,"gamma":0.0002,"vega":0.5999,"theta":-0.954,"rho":1.0167,"theo":479.7172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06380000","bid":2.65,"bid_size":8.0,"ask":2.8,"ask_size":55.0,"iv":0.2862,"open_interest":0.0,"volume":0.0,"delta":-0.0275,"gamma":0.0002,"vega":0.5999,"theta":-1.116,"rho":-0.0307,"theo":2.6743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06390000","bid":462.2,"bid_size":1.0,"ask":478.1,"ask_size":1.0,"iv":0.2872,"open_interest":0.0,"volume":0.0,"delta":0.9708,"gamma":0.0003,"vega":0.6291,"theta":-1.008,"rho":1.0165,"theo":469.8841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06390000","bid":2.8,"bid_size":8.0,"ask":2.95,"ask_size":80.0,"iv":0.2835,"open_interest":0.0,"volume":0.0,"delta":-0.0292,"gamma":0.0003,"vega":0.6291,"theta":-1.1666,"rho":-0.0326,"theo":2.8342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06400000","bid":453.6,"bid_size":1.0,"ask":469.5,"ask_size":2.0,"iv":0.3015,"open_interest":0.0,"volume":0.0,"delta":0.969,"gamma":0.0003,"vega":0.6606,"theta":-1.0656,"rho":1.0161,"theo":460.0659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":479.899993896484},{"option":"SPXW260225P06400000","bid":2.95,"bid_size":54.0,"ask":3.1,"ask_size":16.0,"iv":0.2807,"open_interest":3574.0,"volume":3058.0,"delta":-0.031,"gamma":0.0003,"vega":0.6606,"theta":-1.2209,"rho":-0.0346,"theo":3.0091,"change":-0.3,"open":3.4,"high":3.4,"low":1.8,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-18T15:57:47","percent_change":-13.9535,"prev_day_close":2.14999997615814},{"option":"SPXW260225C06410000","bid":442.6,"bid_size":1.0,"ask":458.3,"ask_size":1.0,"iv":0.2809,"open_interest":0.0,"volume":0.0,"delta":0.967,"gamma":0.0003,"vega":0.6944,"theta":-1.1271,"rho":1.0156,"theo":450.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06410000","bid":3.1,"bid_size":28.0,"ask":3.3,"ask_size":30.0,"iv":0.2781,"open_interest":0.0,"volume":0.0,"delta":-0.0329,"gamma":0.0003,"vega":0.6944,"theta":-1.279,"rho":-0.0368,"theo":3.2,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06420000","bid":434.1,"bid_size":1.0,"ask":449.9,"ask_size":2.0,"iv":0.2956,"open_interest":0.0,"volume":0.0,"delta":0.965,"gamma":0.0003,"vega":0.7303,"theta":-1.1926,"rho":1.0148,"theo":440.4791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":459.800003051758},{"option":"SPXW260225P06420000","bid":3.3,"bid_size":72.0,"ask":3.5,"ask_size":29.0,"iv":0.2757,"open_interest":222.0,"volume":204.0,"delta":-0.035,"gamma":0.0003,"vega":0.7303,"theta":-1.341,"rho":-0.0391,"theo":3.4084,"change":-2.5,"open":2.57,"high":3.8,"low":2.3,"tick":"no_change","last_trade_price":2.3,"last_trade_time":"2026-02-18T15:48:59","percent_change":-52.0833,"prev_day_close":2.47500002384186},{"option":"SPXW260225C06425000","bid":429.2,"bid_size":1.0,"ask":445.0,"ask_size":2.0,"iv":0.2939,"open_interest":0.0,"volume":0.0,"delta":0.9638,"gamma":0.0003,"vega":0.7489,"theta":-1.2268,"rho":1.0144,"theo":435.5937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":455.449996948242},{"option":"SPXW260225P06425000","bid":3.4,"bid_size":71.0,"ask":3.6,"ask_size":29.0,"iv":0.2745,"open_interest":208.0,"volume":66.0,"delta":-0.0361,"gamma":0.0003,"vega":0.7489,"theta":-1.3735,"rho":-0.0404,"theo":3.5195,"change":-2.55,"open":4.75,"high":4.75,"low":2.2,"tick":"up","last_trade_price":2.35,"last_trade_time":"2026-02-18T16:00:45","percent_change":-52.0408,"prev_day_close":2.54999995231628},{"option":"SPXW260225C06430000","bid":424.3,"bid_size":1.0,"ask":440.1,"ask_size":2.0,"iv":0.2922,"open_interest":0.0,"volume":0.0,"delta":0.9627,"gamma":0.0003,"vega":0.768,"theta":-1.2621,"rho":1.0139,"theo":430.7131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.5},{"option":"SPXW260225P06430000","bid":3.5,"bid_size":84.0,"ask":3.7,"ask_size":29.0,"iv":0.2732,"open_interest":80.0,"volume":19.0,"delta":-0.0373,"gamma":0.0003,"vega":0.768,"theta":-1.4071,"rho":-0.0417,"theo":3.6355,"change":-2.75,"open":2.35,"high":3.4,"low":2.3,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-18T15:55:08","percent_change":-54.4554,"prev_day_close":2.625},{"option":"SPXW260225C06440000","bid":414.4,"bid_size":1.0,"ask":430.3,"ask_size":2.0,"iv":0.288,"open_interest":0.0,"volume":0.0,"delta":0.9602,"gamma":0.0004,"vega":0.8076,"theta":-1.3357,"rho":1.0128,"theo":420.9669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.550003051758},{"option":"SPXW260225P06440000","bid":3.8,"bid_size":4.0,"ask":4.0,"ask_size":44.0,"iv":0.2717,"open_interest":103.0,"volume":48.0,"delta":-0.0397,"gamma":0.0004,"vega":0.8076,"theta":-1.4773,"rho":-0.0445,"theo":3.8823,"change":-3.0,"open":3.02,"high":3.9,"low":2.27,"tick":"down","last_trade_price":2.4,"last_trade_time":"2026-02-18T15:53:25","percent_change":-55.5556,"prev_day_close":2.79999995231628},{"option":"SPXW260225C06450000","bid":405.0,"bid_size":1.0,"ask":420.6,"ask_size":2.0,"iv":0.287,"open_interest":5.0,"volume":0.0,"delta":0.9576,"gamma":0.0004,"vega":0.8494,"theta":-1.4133,"rho":1.0115,"theo":411.2414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":388.67,"last_trade_time":"2026-02-13T15:45:05","percent_change":0.0,"prev_day_close":430.850006103516},{"option":"SPXW260225P06450000","bid":4.0,"bid_size":80.0,"ask":4.2,"ask_size":29.0,"iv":0.2688,"open_interest":525.0,"volume":772.0,"delta":-0.0423,"gamma":0.0004,"vega":0.8494,"theta":-1.5516,"rho":-0.0474,"theo":4.1499,"change":-3.05,"open":5.5,"high":5.5,"low":2.5,"tick":"no_change","last_trade_price":2.6,"last_trade_time":"2026-02-18T15:59:30","percent_change":-53.9823,"prev_day_close":3.02499997615814},{"option":"SPXW260225C06460000","bid":395.2,"bid_size":1.0,"ask":410.9,"ask_size":2.0,"iv":0.2837,"open_interest":0.0,"volume":0.0,"delta":0.9548,"gamma":0.0004,"vega":0.894,"theta":-1.495,"rho":1.01,"theo":401.5378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.899993896484},{"option":"SPXW260225P06460000","bid":4.3,"bid_size":41.0,"ask":4.5,"ask_size":29.0,"iv":0.2668,"open_interest":129.0,"volume":67.0,"delta":-0.0451,"gamma":0.0004,"vega":0.894,"theta":-1.6299,"rho":-0.0506,"theo":4.4394,"change":-2.8,"open":5.45,"high":5.45,"low":2.7,"tick":"up","last_trade_price":2.8,"last_trade_time":"2026-02-18T15:59:22","percent_change":-46.6667,"prev_day_close":3.25},{"option":"SPXW260225C06470000","bid":385.5,"bid_size":1.0,"ask":401.2,"ask_size":2.0,"iv":0.2807,"open_interest":0.0,"volume":0.0,"delta":0.9518,"gamma":0.0004,"vega":0.9414,"theta":-1.5808,"rho":1.0082,"theo":391.8575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.150009155273},{"option":"SPXW260225P06470000","bid":4.6,"bid_size":39.0,"ask":4.8,"ask_size":29.0,"iv":0.2647,"open_interest":137.0,"volume":118.0,"delta":-0.0482,"gamma":0.0004,"vega":0.9414,"theta":-1.7122,"rho":-0.054,"theo":4.7522,"change":-3.2,"open":5.24,"high":5.24,"low":2.9,"tick":"up","last_trade_price":3.2,"last_trade_time":"2026-02-18T15:59:44","percent_change":-50.0,"prev_day_close":3.5},{"option":"SPXW260225C06475000","bid":380.7,"bid_size":1.0,"ask":396.4,"ask_size":2.0,"iv":0.2796,"open_interest":0.0,"volume":0.0,"delta":0.9502,"gamma":0.0004,"vega":0.966,"theta":-1.6252,"rho":1.0072,"theo":387.0267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":406.449996948242},{"option":"SPXW260225P06475000","bid":4.8,"bid_size":3.0,"ask":5.0,"ask_size":29.0,"iv":0.264,"open_interest":714.0,"volume":789.0,"delta":-0.0498,"gamma":0.0004,"vega":0.966,"theta":-1.755,"rho":-0.0558,"theo":4.9178,"change":-3.2,"open":6.25,"high":6.25,"low":2.83,"tick":"up","last_trade_price":3.4,"last_trade_time":"2026-02-18T16:07:25","percent_change":-48.4848,"prev_day_close":3.60000002384186},{"option":"SPXW260225C06480000","bid":375.9,"bid_size":1.0,"ask":391.5,"ask_size":2.0,"iv":0.278,"open_interest":0.0,"volume":0.0,"delta":0.9486,"gamma":0.0004,"vega":0.9911,"theta":-1.6706,"rho":1.0061,"theo":382.2023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":401.649993896484},{"option":"SPXW260225P06480000","bid":4.9,"bid_size":75.0,"ask":5.1,"ask_size":3.0,"iv":0.2633,"open_interest":277.0,"volume":151.0,"delta":-0.0514,"gamma":0.0004,"vega":0.9911,"theta":-1.7987,"rho":-0.0577,"theo":5.09,"change":-3.3,"open":3.15,"high":5.32,"low":3.05,"tick":"up","last_trade_price":3.5,"last_trade_time":"2026-02-18T15:59:45","percent_change":-48.5294,"prev_day_close":3.69999992847443},{"option":"SPXW260225C06485000","bid":369.1,"bid_size":1.0,"ask":385.3,"ask_size":1.0,"iv":0.2603,"open_interest":0.0,"volume":0.0,"delta":0.9468,"gamma":0.0004,"vega":1.0167,"theta":-1.717,"rho":1.005,"theo":377.3846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06485000","bid":5.1,"bid_size":29.0,"ask":5.3,"ask_size":28.0,"iv":0.2615,"open_interest":0.0,"volume":0.0,"delta":-0.0531,"gamma":0.0004,"vega":1.0167,"theta":-1.8434,"rho":-0.0596,"theo":5.2689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06490000","bid":366.3,"bid_size":1.0,"ask":381.9,"ask_size":2.0,"iv":0.2755,"open_interest":0.0,"volume":0.0,"delta":0.9451,"gamma":0.0005,"vega":1.0428,"theta":-1.7645,"rho":1.0038,"theo":372.5739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":392.049987792969},{"option":"SPXW260225P06490000","bid":5.3,"bid_size":42.0,"ask":5.5,"ask_size":29.0,"iv":0.2606,"open_interest":1675.0,"volume":197.0,"delta":-0.0549,"gamma":0.0005,"vega":1.0428,"theta":-1.8892,"rho":-0.0617,"theo":5.4546,"change":-3.85,"open":6.3,"high":6.3,"low":3.23,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-18T15:59:19","percent_change":-53.1034,"prev_day_close":4.0},{"option":"SPXW260225C06495000","bid":360.2,"bid_size":1.0,"ask":375.7,"ask_size":1.0,"iv":0.2619,"open_interest":0.0,"volume":0.0,"delta":0.9433,"gamma":0.0005,"vega":1.0692,"theta":-1.813,"rho":1.0026,"theo":367.7702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06495000","bid":5.5,"bid_size":3.0,"ask":5.7,"ask_size":4.0,"iv":0.2597,"open_interest":0.0,"volume":0.0,"delta":-0.0567,"gamma":0.0005,"vega":1.0692,"theta":-1.936,"rho":-0.0638,"theo":5.6475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06500000","bid":356.7,"bid_size":1.0,"ask":372.3,"ask_size":2.0,"iv":0.2729,"open_interest":2.0,"volume":0.0,"delta":0.9414,"gamma":0.0005,"vega":1.0962,"theta":-1.8624,"rho":1.0012,"theo":362.9737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":358.51,"last_trade_time":"2026-02-17T11:21:09","percent_change":0.0,"prev_day_close":382.099990844727},{"option":"SPXW260225P06500000","bid":5.7,"bid_size":14.0,"ask":5.9,"ask_size":4.0,"iv":0.2587,"open_interest":2498.0,"volume":875.0,"delta":-0.0586,"gamma":0.0005,"vega":1.0962,"theta":-1.9837,"rho":-0.0659,"theo":5.8475,"change":1.95,"open":7.28,"high":7.28,"low":3.1,"tick":"up","last_trade_price":4.2,"last_trade_time":"2026-02-18T16:07:25","percent_change":45.8824,"prev_day_close":4.25},{"option":"SPXW260225C06505000","bid":349.9,"bid_size":1.0,"ask":366.0,"ask_size":1.0,"iv":0.256,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0005,"vega":1.1239,"theta":-1.9129,"rho":0.9999,"theo":358.1846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06505000","bid":5.9,"bid_size":3.0,"ask":6.1,"ask_size":4.0,"iv":0.2577,"open_interest":0.0,"volume":0.0,"delta":-0.0605,"gamma":0.0005,"vega":1.1239,"theta":-2.0325,"rho":-0.0681,"theo":6.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06510000","bid":347.0,"bid_size":1.0,"ask":362.8,"ask_size":2.0,"iv":0.27,"open_interest":0.0,"volume":0.0,"delta":0.9374,"gamma":0.0005,"vega":1.1522,"theta":-1.9643,"rho":0.9984,"theo":353.4032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.399993896484},{"option":"SPXW260225P06510000","bid":6.1,"bid_size":35.0,"ask":6.3,"ask_size":3.0,"iv":0.2565,"open_interest":270.0,"volume":273.0,"delta":-0.0626,"gamma":0.0005,"vega":1.1522,"theta":-2.0822,"rho":-0.0703,"theo":6.2701,"change":-4.2,"open":7.56,"high":8.17,"low":3.7,"tick":"up","last_trade_price":4.0,"last_trade_time":"2026-02-18T15:59:23","percent_change":-51.2195,"prev_day_close":4.59999990463257},{"option":"SPXW260225C06515000","bid":341.1,"bid_size":1.0,"ask":356.5,"ask_size":1.0,"iv":0.2577,"open_interest":0.0,"volume":0.0,"delta":0.9353,"gamma":0.0005,"vega":1.1814,"theta":-2.0167,"rho":0.9969,"theo":348.6296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06515000","bid":6.0,"bid_size":30.0,"ask":6.8,"ask_size":25.0,"iv":0.2562,"open_interest":0.0,"volume":0.0,"delta":-0.0646,"gamma":0.0005,"vega":1.1814,"theta":-2.1329,"rho":-0.0727,"theo":6.493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06520000","bid":337.6,"bid_size":1.0,"ask":353.2,"ask_size":2.0,"iv":0.2677,"open_interest":2.0,"volume":2.0,"delta":0.9332,"gamma":0.0006,"vega":1.2113,"theta":-2.0701,"rho":0.9953,"theo":343.8641,"change":24.64,"open":357.9,"high":365.54,"low":357.9,"tick":"up","last_trade_price":365.54,"last_trade_time":"2026-02-18T09:57:46","percent_change":7.22793,"prev_day_close":363.0},{"option":"SPXW260225P06520000","bid":6.5,"bid_size":36.0,"ask":6.8,"ask_size":7.0,"iv":0.2546,"open_interest":206.0,"volume":197.0,"delta":-0.0668,"gamma":0.0006,"vega":1.2113,"theta":-2.1846,"rho":-0.0751,"theo":6.7241,"change":-4.45,"open":8.6,"high":8.6,"low":3.8,"tick":"down","last_trade_price":4.3,"last_trade_time":"2026-02-18T15:59:30","percent_change":-50.8571,"prev_day_close":4.95000004768372},{"option":"SPXW260225C06525000","bid":332.9,"bid_size":1.0,"ask":348.5,"ask_size":2.0,"iv":0.2669,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0006,"vega":1.242,"theta":-2.1244,"rho":0.9936,"theo":339.1072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":358.199996948242},{"option":"SPXW260225P06525000","bid":6.8,"bid_size":7.0,"ask":7.1,"ask_size":39.0,"iv":0.2541,"open_interest":707.0,"volume":161.0,"delta":-0.069,"gamma":0.0006,"vega":1.242,"theta":-2.2372,"rho":-0.0776,"theo":6.9637,"change":-3.95,"open":9.15,"high":9.15,"low":3.95,"tick":"up","last_trade_price":5.2,"last_trade_time":"2026-02-18T16:10:09","percent_change":-43.6464,"prev_day_close":5.14999985694885},{"option":"SPXW260225C06530000","bid":327.9,"bid_size":1.0,"ask":343.7,"ask_size":2.0,"iv":0.2645,"open_interest":0.0,"volume":0.0,"delta":0.9287,"gamma":0.0006,"vega":1.2734,"theta":-2.1797,"rho":0.9918,"theo":334.359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":353.100006103516},{"option":"SPXW260225P06530000","bid":7.0,"bid_size":35.0,"ask":7.3,"ask_size":6.0,"iv":0.2527,"open_interest":159.0,"volume":143.0,"delta":-0.0713,"gamma":0.0006,"vega":1.2734,"theta":-2.2908,"rho":-0.0802,"theo":7.2121,"change":-4.75,"open":8.65,"high":8.65,"low":4.0,"tick":"up","last_trade_price":4.6,"last_trade_time":"2026-02-18T15:59:09","percent_change":-50.8021,"prev_day_close":5.29999995231628},{"option":"SPXW260225C06535000","bid":321.5,"bid_size":1.0,"ask":338.5,"ask_size":1.0,"iv":0.2552,"open_interest":0.0,"volume":0.0,"delta":0.9263,"gamma":0.0006,"vega":1.3053,"theta":-2.2359,"rho":0.9899,"theo":329.6201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06535000","bid":7.3,"bid_size":5.0,"ask":7.6,"ask_size":6.0,"iv":0.252,"open_interest":0.0,"volume":0.0,"delta":-0.0737,"gamma":0.0006,"vega":1.3053,"theta":-2.3453,"rho":-0.083,"theo":7.4697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06540000","bid":318.7,"bid_size":1.0,"ask":334.3,"ask_size":2.0,"iv":0.2632,"open_interest":0.0,"volume":0.0,"delta":0.9238,"gamma":0.0006,"vega":1.3376,"theta":-2.2931,"rho":0.9879,"theo":324.8907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.449996948242},{"option":"SPXW260225P06540000","bid":7.6,"bid_size":5.0,"ask":7.9,"ask_size":37.0,"iv":0.2513,"open_interest":286.0,"volume":378.0,"delta":-0.0761,"gamma":0.0006,"vega":1.3376,"theta":-2.4008,"rho":-0.0858,"theo":7.7368,"change":-4.95,"open":9.07,"high":9.83,"low":4.1,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-18T15:59:20","percent_change":-49.7487,"prev_day_close":5.75},{"option":"SPXW260225C06545000","bid":312.5,"bid_size":1.0,"ask":329.1,"ask_size":1.0,"iv":0.2549,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0006,"vega":1.3703,"theta":-2.3512,"rho":0.9858,"theo":320.1712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06545000","bid":7.8,"bid_size":5.0,"ask":8.1,"ask_size":5.0,"iv":0.2501,"open_interest":0.0,"volume":0.0,"delta":-0.0786,"gamma":0.0006,"vega":1.3703,"theta":-2.4572,"rho":-0.0887,"theo":8.0138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06550000","bid":309.3,"bid_size":1.0,"ask":324.9,"ask_size":2.0,"iv":0.2608,"open_interest":2.0,"volume":2.0,"delta":0.9187,"gamma":0.0007,"vega":1.4034,"theta":-2.4103,"rho":0.9837,"theo":315.4617,"change":22.93,"open":329.55,"high":335.78,"low":329.55,"tick":"up","last_trade_price":335.78,"last_trade_time":"2026-02-18T09:57:46","percent_change":7.32939,"prev_day_close":333.899993896484},{"option":"SPXW260225P06550000","bid":8.1,"bid_size":33.0,"ask":8.4,"ask_size":5.0,"iv":0.2489,"open_interest":637.0,"volume":712.0,"delta":-0.0812,"gamma":0.0007,"vega":1.4034,"theta":-2.5146,"rho":-0.0916,"theo":8.3008,"change":-4.3,"open":9.8,"high":10.7,"low":4.3,"tick":"up","last_trade_price":6.3,"last_trade_time":"2026-02-18T16:10:09","percent_change":-40.566,"prev_day_close":6.20000004768372},{"option":"SPXW260225C06555000","bid":303.1,"bid_size":1.0,"ask":319.6,"ask_size":1.0,"iv":0.2524,"open_interest":0.0,"volume":0.0,"delta":0.916,"gamma":0.0007,"vega":1.437,"theta":-2.4703,"rho":0.9815,"theo":310.7625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P06555000","bid":8.4,"bid_size":5.0,"ask":8.7,"ask_size":5.0,"iv":0.2483,"open_interest":0.0,"volume":0.0,"delta":-0.0839,"gamma":0.0007,"vega":1.437,"theta":-2.5729,"rho":-0.0947,"theo":8.5982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C06560000","bid":300.0,"bid_size":1.0,"ask":315.5,"ask_size":2.0,"iv":0.2586,"open_interest":0.0,"volume":0.0,"delta":0.9132,"gamma":0.0007,"vega":1.4713,"theta":-2.5311,"rho":0.9792,"theo":306.074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":324.600006103516},{"option":"SPXW260225P06560000","bid":8.7,"bid_size":26.0,"ask":9.1,"ask_size":29.0,"iv":0.2476,"open_interest":162.0,"volume":214.0,"delta":-0.0867,"gamma":0.0007,"vega":1.4713,"theta":-2.6321,"rho":-0.0978,"theo":8.9062,"change":-5.1,"open":10.72,"high":10.75,"low":4.5,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-18T15:59:36","percent_change":-45.1327,"prev_day_close":6.70000004768372},{"option":"SPXW260225C06565000","bid":295.3,"bid_size":1.0,"ask":310.8,"ask_size":1.0,"iv":0.2572,"open_interest":0.0,"volume":0.0,"delta":0.9104,"gamma":0.0007,"vega":1.5065,"theta":-2.5929,"rho":0.9768,"theo":301.3964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.350006103516},{"option":"SPXW260225P06565000","bid":9.1,"bid_size":26.0,"ask":9.4,"ask_size":26.0,"iv":0.2464,"open_interest":194.0,"volume":174.0,"delta":-0.0896,"gamma":0.0007,"vega":1.5065,"theta":-2.6921,"rho":-0.101,"theo":9.2252,"change":-5.45,"open":10.8,"high":11.15,"low":5.9,"tick":"no_change","last_trade_price":6.2,"last_trade_time":"2026-02-18T15:59:11","percent_change":-46.7811,"prev_day_close":6.90000009536743},{"option":"SPXW260225C06570000","bid":290.4,"bid_size":1.0,"ask":306.1,"ask_size":1.0,"iv":0.2551,"open_interest":0.0,"volume":0.0,"delta":0.9074,"gamma":0.0007,"vega":1.5425,"theta":-2.6554,"rho":0.9742,"theo":296.7302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":314.949996948242},{"option":"SPXW260225P06570000","bid":9.4,"bid_size":26.0,"ask":9.7,"ask_size":26.0,"iv":0.2452,"open_interest":174.0,"volume":183.0,"delta":-0.0925,"gamma":0.0007,"vega":1.5425,"theta":-2.753,"rho":-0.1044,"theo":9.5555,"change":-5.95,"open":8.32,"high":9.5,"low":5.4,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-18T15:58:09","percent_change":-49.3776,"prev_day_close":7.20000004768372},{"option":"SPXW260225C06575000","bid":286.0,"bid_size":1.0,"ask":301.5,"ask_size":1.0,"iv":0.2549,"open_interest":5.0,"volume":0.0,"delta":0.9044,"gamma":0.0008,"vega":1.5793,"theta":-2.7188,"rho":0.9716,"theo":292.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.59,"last_trade_time":"2026-02-06T10:01:30","percent_change":0.0,"prev_day_close":310.5},{"option":"SPXW260225P06575000","bid":9.7,"bid_size":25.0,"ask":10.1,"ask_size":25.0,"iv":0.2446,"open_interest":276.0,"volume":129.0,"delta":-0.0956,"gamma":0.0008,"vega":1.5793,"theta":-2.8146,"rho":-0.1078,"theo":9.8976,"change":-6.05,"open":12.55,"high":12.59,"low":5.4,"tick":"no_change","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:58:05","percent_change":-48.5944,"prev_day_close":7.45000004768372},{"option":"SPXW260225C06580000","bid":281.4,"bid_size":1.0,"ask":296.8,"ask_size":1.0,"iv":0.2536,"open_interest":0.0,"volume":0.0,"delta":0.9012,"gamma":0.0008,"vega":1.6168,"theta":-2.783,"rho":0.9688,"theo":287.4336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.800003051758},{"option":"SPXW260225P06580000","bid":10.1,"bid_size":25.0,"ask":10.4,"ask_size":5.0,"iv":0.2433,"open_interest":194.0,"volume":282.0,"delta":-0.0987,"gamma":0.0008,"vega":1.6168,"theta":-2.8771,"rho":-0.1114,"theo":10.252,"change":-6.25,"open":10.65,"high":10.65,"low":5.6,"tick":"no_change","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:58:10","percent_change":-48.6381,"prev_day_close":7.70000004768372},{"option":"SPXW260225C06585000","bid":276.6,"bid_size":1.0,"ask":292.2,"ask_size":1.0,"iv":0.252,"open_interest":0.0,"volume":0.0,"delta":0.898,"gamma":0.0008,"vega":1.6549,"theta":-2.848,"rho":0.9659,"theo":282.8044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":300.899993896484},{"option":"SPXW260225P06585000","bid":10.5,"bid_size":23.0,"ask":10.8,"ask_size":25.0,"iv":0.2425,"open_interest":176.0,"volume":448.0,"delta":-0.1019,"gamma":0.0008,"vega":1.6549,"theta":-2.9404,"rho":-0.1152,"theo":10.6193,"change":-5.95,"open":12.35,"high":12.35,"low":5.8,"tick":"up","last_trade_price":7.3,"last_trade_time":"2026-02-18T15:59:26","percent_change":-44.9057,"prev_day_close":8.00000023841858},{"option":"SPXW260225C06590000","bid":272.2,"bid_size":1.0,"ask":287.6,"ask_size":1.0,"iv":0.2514,"open_interest":0.0,"volume":0.0,"delta":0.8947,"gamma":0.0008,"vega":1.6933,"theta":-2.9137,"rho":0.9628,"theo":278.1884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":296.100006103516},{"option":"SPXW260225P06590000","bid":10.9,"bid_size":23.0,"ask":11.2,"ask_size":25.0,"iv":0.2416,"open_interest":305.0,"volume":342.0,"delta":-0.1053,"gamma":0.0008,"vega":1.6933,"theta":-3.0044,"rho":-0.119,"theo":10.9998,"change":-5.6,"open":12.93,"high":12.93,"low":6.58,"tick":"no_change","last_trade_price":8.1,"last_trade_time":"2026-02-18T16:07:33","percent_change":-40.8759,"prev_day_close":8.2999997138977},{"option":"SPXW260225C06595000","bid":267.6,"bid_size":1.0,"ask":283.0,"ask_size":1.0,"iv":0.2502,"open_interest":0.0,"volume":0.0,"delta":0.8912,"gamma":0.0008,"vega":1.7319,"theta":-2.9802,"rho":0.9597,"theo":273.5861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":291.150009155273},{"option":"SPXW260225P06595000","bid":11.3,"bid_size":22.0,"ask":11.6,"ask_size":24.0,"iv":0.2407,"open_interest":142.0,"volume":141.0,"delta":-0.1087,"gamma":0.0008,"vega":1.7319,"theta":-3.0692,"rho":-0.123,"theo":11.3941,"change":-5.65,"open":7.73,"high":11.95,"low":6.32,"tick":"no_change","last_trade_price":7.4,"last_trade_time":"2026-02-18T15:58:07","percent_change":-39.9293,"prev_day_close":8.59999990463257},{"option":"SPXW260225C06600000","bid":263.0,"bid_size":1.0,"ask":278.3,"ask_size":1.0,"iv":0.2487,"open_interest":6.0,"volume":0.0,"delta":0.8877,"gamma":0.0009,"vega":1.7708,"theta":-3.0473,"rho":0.9565,"theo":268.9978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":411.14,"last_trade_time":"2026-01-28T12:25:23","percent_change":0.0,"prev_day_close":287.149993896484},{"option":"SPXW260225P06600000","bid":11.7,"bid_size":22.0,"ask":12.0,"ask_size":5.0,"iv":0.2396,"open_interest":1398.0,"volume":1314.0,"delta":-0.1123,"gamma":0.0009,"vega":1.7708,"theta":-3.1347,"rho":-0.127,"theo":11.8023,"change":-6.18,"open":13.22,"high":13.78,"low":6.0,"tick":"no_change","last_trade_price":8.42,"last_trade_time":"2026-02-18T15:59:36","percent_change":-42.3288,"prev_day_close":9.0},{"option":"SPXW260225C06605000","bid":258.3,"bid_size":1.0,"ask":273.7,"ask_size":1.0,"iv":0.2471,"open_interest":0.0,"volume":0.0,"delta":0.884,"gamma":0.0009,"vega":1.8102,"theta":-3.1151,"rho":0.9532,"theo":264.4238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":281.799987792969},{"option":"SPXW260225P06605000","bid":12.1,"bid_size":21.0,"ask":12.5,"ask_size":23.0,"iv":0.2388,"open_interest":81.0,"volume":98.0,"delta":-0.1159,"gamma":0.0009,"vega":1.8102,"theta":-3.2008,"rho":-0.1312,"theo":12.2248,"change":-7.05,"open":13.33,"high":13.7,"low":6.2,"tick":"up","last_trade_price":8.0,"last_trade_time":"2026-02-18T15:58:05","percent_change":-46.8439,"prev_day_close":9.2999997138977},{"option":"SPXW260225C06610000","bid":253.9,"bid_size":1.0,"ask":269.1,"ask_size":1.0,"iv":0.2462,"open_interest":0.0,"volume":0.0,"delta":0.8803,"gamma":0.0009,"vega":1.8502,"theta":-3.1835,"rho":0.9498,"theo":259.8644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.349990844727},{"option":"SPXW260225P06610000","bid":12.6,"bid_size":17.0,"ask":12.9,"ask_size":21.0,"iv":0.2378,"open_interest":156.0,"volume":178.0,"delta":-0.1197,"gamma":0.0009,"vega":1.8502,"theta":-3.2675,"rho":-0.1354,"theo":12.662,"change":-7.16,"open":15.1,"high":15.1,"low":7.0,"tick":"up","last_trade_price":8.39,"last_trade_time":"2026-02-18T15:58:36","percent_change":-46.045,"prev_day_close":9.65000009536743},{"option":"SPXW260225C06615000","bid":249.1,"bid_size":1.0,"ask":264.6,"ask_size":1.0,"iv":0.2445,"open_interest":0.0,"volume":0.0,"delta":0.8764,"gamma":0.001,"vega":1.891,"theta":-3.2524,"rho":0.9462,"theo":255.3201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.550003051758},{"option":"SPXW260225P06615000","bid":13.0,"bid_size":20.0,"ask":13.4,"ask_size":22.0,"iv":0.2368,"open_interest":71.0,"volume":72.0,"delta":-0.1236,"gamma":0.001,"vega":1.891,"theta":-3.3347,"rho":-0.1398,"theo":13.1142,"change":-6.63,"open":10.12,"high":11.8,"low":6.4,"tick":"no_change","last_trade_price":9.42,"last_trade_time":"2026-02-18T15:59:36","percent_change":-41.3084,"prev_day_close":10.0},{"option":"SPXW260225C06620000","bid":244.7,"bid_size":1.0,"ask":260.0,"ask_size":1.0,"iv":0.2435,"open_interest":0.0,"volume":0.0,"delta":0.8724,"gamma":0.001,"vega":1.9326,"theta":-3.3218,"rho":0.9425,"theo":250.7914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":268.100006103516},{"option":"SPXW260225P06620000","bid":13.5,"bid_size":14.0,"ask":13.8,"ask_size":5.0,"iv":0.2357,"open_interest":272.0,"volume":324.0,"delta":-0.1276,"gamma":0.001,"vega":1.9326,"theta":-3.4024,"rho":-0.1443,"theo":13.582,"change":1.7,"open":15.25,"high":15.34,"low":7.5,"tick":"no_change","last_trade_price":10.1,"last_trade_time":"2026-02-18T16:07:33","percent_change":16.3462,"prev_day_close":10.4000000953674},{"option":"SPXW260225C06625000","bid":240.3,"bid_size":1.0,"ask":255.4,"ask_size":1.0,"iv":0.2424,"open_interest":0.0,"volume":0.0,"delta":0.8683,"gamma":0.001,"vega":1.9749,"theta":-3.3916,"rho":0.9386,"theo":246.2788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":263.800003051758},{"option":"SPXW260225P06625000","bid":14.0,"bid_size":15.0,"ask":14.3,"ask_size":5.0,"iv":0.2348,"open_interest":762.0,"volume":290.0,"delta":-0.1316,"gamma":0.001,"vega":1.9749,"theta":-3.4705,"rho":-0.149,"theo":14.066,"change":-7.05,"open":15.43,"high":15.43,"low":7.35,"tick":"up","last_trade_price":9.5,"last_trade_time":"2026-02-18T15:58:52","percent_change":-41.1079,"prev_day_close":10.7999997138977},{"option":"SPXW260225C06630000","bid":235.7,"bid_size":1.0,"ask":250.9,"ask_size":1.0,"iv":0.2409,"open_interest":0.0,"volume":0.0,"delta":0.8641,"gamma":0.001,"vega":2.0177,"theta":-3.4618,"rho":0.9345,"theo":241.783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.149993896484},{"option":"SPXW260225P06630000","bid":14.5,"bid_size":15.0,"ask":14.8,"ask_size":5.0,"iv":0.2338,"open_interest":160.0,"volume":180.0,"delta":-0.1359,"gamma":0.001,"vega":2.0177,"theta":-3.539,"rho":-0.1539,"theo":14.5667,"change":-7.13,"open":14.23,"high":14.23,"low":7.63,"tick":"down","last_trade_price":10.57,"last_trade_time":"2026-02-18T16:02:41","percent_change":-40.2825,"prev_day_close":11.2000002861023},{"option":"SPXW260225C06635000","bid":231.3,"bid_size":1.0,"ask":246.4,"ask_size":1.0,"iv":0.2399,"open_interest":0.0,"volume":0.0,"delta":0.8597,"gamma":0.001,"vega":2.0608,"theta":-3.5322,"rho":0.9303,"theo":237.3045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.150009155273},{"option":"SPXW260225P06635000","bid":15.0,"bid_size":14.0,"ask":15.3,"ask_size":4.0,"iv":0.2327,"open_interest":659.0,"volume":850.0,"delta":-0.1402,"gamma":0.001,"vega":2.0608,"theta":-3.6077,"rho":-0.159,"theo":15.0848,"change":-8.15,"open":16.9,"high":17.9,"low":7.5,"tick":"down","last_trade_price":10.1,"last_trade_time":"2026-02-18T15:58:05","percent_change":-44.6575,"prev_day_close":11.5999999046326},{"option":"SPXW260225C06640000","bid":226.8,"bid_size":1.0,"ask":241.9,"ask_size":1.0,"iv":0.2385,"open_interest":0.0,"volume":0.0,"delta":0.8552,"gamma":0.0011,"vega":2.1039,"theta":-3.6029,"rho":0.9259,"theo":232.8438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":250.149993896484},{"option":"SPXW260225P06640000","bid":15.5,"bid_size":17.0,"ask":15.9,"ask_size":17.0,"iv":0.2317,"open_interest":1566.0,"volume":482.0,"delta":-0.1447,"gamma":0.0011,"vega":2.1039,"theta":-3.6767,"rho":-0.1642,"theo":15.6206,"change":-8.38,"open":17.12,"high":17.35,"low":8.47,"tick":"up","last_trade_price":10.47,"last_trade_time":"2026-02-18T15:58:17","percent_change":-44.4562,"prev_day_close":12.0},{"option":"SPXW260225C06645000","bid":222.5,"bid_size":1.0,"ask":237.8,"ask_size":1.0,"iv":0.2385,"open_interest":4.0,"volume":4.0,"delta":0.8506,"gamma":0.0011,"vega":2.1471,"theta":-3.6738,"rho":0.9215,"theo":228.4013,"change":7.78,"open":234.93,"high":234.93,"low":234.93,"tick":"up","last_trade_price":234.93,"last_trade_time":"2026-02-18T15:14:36","percent_change":3.42505,"prev_day_close":245.600006103516},{"option":"SPXW260225P06645000","bid":16.1,"bid_size":13.0,"ask":16.4,"ask_size":5.0,"iv":0.2307,"open_interest":516.0,"volume":552.0,"delta":-0.1493,"gamma":0.0011,"vega":2.1471,"theta":-3.7458,"rho":-0.1694,"theo":16.1746,"change":-3.09,"open":19.05,"high":19.05,"low":8.82,"tick":"up","last_trade_price":10.8,"last_trade_time":"2026-02-18T15:58:08","percent_change":-24.8193,"prev_day_close":12.4500002861023},{"option":"SPXW260225C06650000","bid":218.0,"bid_size":1.0,"ask":233.5,"ask_size":2.0,"iv":0.2374,"open_interest":0.0,"volume":0.0,"delta":0.8459,"gamma":0.0011,"vega":2.1903,"theta":-3.7447,"rho":0.9169,"theo":223.9771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":241.099998474121},{"option":"SPXW260225P06650000","bid":16.6,"bid_size":17.0,"ask":17.0,"ask_size":17.0,"iv":0.2296,"open_interest":2115.0,"volume":1251.0,"delta":-0.154,"gamma":0.0011,"vega":2.1903,"theta":-3.8151,"rho":-0.1748,"theo":16.747,"change":-7.55,"open":19.3,"high":19.3,"low":8.4,"tick":"up","last_trade_price":11.2,"last_trade_time":"2026-02-18T15:58:07","percent_change":-37.5622,"prev_day_close":12.9500002861023},{"option":"SPXW260225C06655000","bid":213.7,"bid_size":1.0,"ask":228.9,"ask_size":1.0,"iv":0.236,"open_interest":0.0,"volume":0.0,"delta":0.841,"gamma":0.0012,"vega":2.2339,"theta":-3.8156,"rho":0.9123,"theo":219.5717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.25},{"option":"SPXW260225P06655000","bid":17.2,"bid_size":16.0,"ask":17.6,"ask_size":16.0,"iv":0.2286,"open_interest":179.0,"volume":263.0,"delta":-0.1589,"gamma":0.0012,"vega":2.2339,"theta":-3.8843,"rho":-0.1803,"theo":17.338,"change":-8.4,"open":17.65,"high":18.44,"low":8.95,"tick":"up","last_trade_price":12.3,"last_trade_time":"2026-02-18T15:59:30","percent_change":-40.5797,"prev_day_close":13.4000000953674},{"option":"SPXW260225C06660000","bid":209.5,"bid_size":1.0,"ask":224.5,"ask_size":1.0,"iv":0.2352,"open_interest":3.0,"volume":0.0,"delta":0.836,"gamma":0.0012,"vega":2.278,"theta":-3.8864,"rho":0.9074,"theo":215.1853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.0,"last_trade_time":"2026-02-12T13:16:25","percent_change":0.0,"prev_day_close":231.699996948242},{"option":"SPXW260225P06660000","bid":17.8,"bid_size":16.0,"ask":18.2,"ask_size":16.0,"iv":0.2275,"open_interest":273.0,"volume":356.0,"delta":-0.1639,"gamma":0.0012,"vega":2.278,"theta":-3.9533,"rho":-0.186,"theo":17.9482,"change":-9.3,"open":17.2,"high":19.25,"low":8.9,"tick":"down","last_trade_price":12.1,"last_trade_time":"2026-02-18T15:58:06","percent_change":-43.4579,"prev_day_close":13.9000000953674},{"option":"SPXW260225C06665000","bid":204.9,"bid_size":1.0,"ask":220.0,"ask_size":1.0,"iv":0.2333,"open_interest":0.0,"volume":0.0,"delta":0.8309,"gamma":0.0012,"vega":2.3227,"theta":-3.9569,"rho":0.9024,"theo":210.8185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":227.450004577637},{"option":"SPXW260225P06665000","bid":18.4,"bid_size":15.0,"ask":18.8,"ask_size":16.0,"iv":0.2263,"open_interest":254.0,"volume":326.0,"delta":-0.169,"gamma":0.0012,"vega":2.3227,"theta":-4.0222,"rho":-0.1918,"theo":18.5779,"change":-7.85,"open":18.65,"high":19.93,"low":10.03,"tick":"down","last_trade_price":12.5,"last_trade_time":"2026-02-18T15:58:16","percent_change":-35.6009,"prev_day_close":14.4000000953674},{"option":"SPXW260225C06670000","bid":200.8,"bid_size":1.0,"ask":213.5,"ask_size":2.0,"iv":0.2281,"open_interest":0.0,"volume":0.0,"delta":0.8257,"gamma":0.0012,"vega":2.368,"theta":-4.0271,"rho":0.8972,"theo":206.4719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":223.0},{"option":"SPXW260225P06670000","bid":19.1,"bid_size":12.0,"ask":19.5,"ask_size":16.0,"iv":0.2255,"open_interest":109.0,"volume":136.0,"delta":-0.1743,"gamma":0.0012,"vega":2.368,"theta":-4.0907,"rho":-0.1979,"theo":19.2279,"change":-3.9,"open":18.25,"high":20.4,"low":9.95,"tick":"up","last_trade_price":14.2,"last_trade_time":"2026-02-18T16:03:54","percent_change":-26.087,"prev_day_close":14.9500002861023},{"option":"SPXW260225C06675000","bid":196.3,"bid_size":1.0,"ask":209.2,"ask_size":2.0,"iv":0.2267,"open_interest":0.0,"volume":0.0,"delta":0.8202,"gamma":0.0013,"vega":2.4135,"theta":-4.0968,"rho":0.8917,"theo":202.1463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":218.449996948242},{"option":"SPXW260225P06675000","bid":19.7,"bid_size":15.0,"ask":20.1,"ask_size":16.0,"iv":0.2241,"open_interest":189.0,"volume":134.0,"delta":-0.1797,"gamma":0.0013,"vega":2.4135,"theta":-4.1587,"rho":-0.2041,"theo":19.8988,"change":4.55,"open":19.9,"high":19.9,"low":10.78,"tick":"no_change","last_trade_price":13.68,"last_trade_time":"2026-02-18T16:01:56","percent_change":29.4498,"prev_day_close":15.4500002861023},{"option":"SPXW260225C06680000","bid":192.0,"bid_size":1.0,"ask":204.9,"ask_size":2.0,"iv":0.2256,"open_interest":15.0,"volume":0.0,"delta":0.8147,"gamma":0.0013,"vega":2.459,"theta":-4.166,"rho":0.8861,"theo":197.8422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.2,"last_trade_time":"2026-02-13T15:04:36","percent_change":0.0,"prev_day_close":213.799995422363},{"option":"SPXW260225P06680000","bid":20.4,"bid_size":15.0,"ask":20.8,"ask_size":16.0,"iv":0.2231,"open_interest":313.0,"volume":304.0,"delta":-0.1852,"gamma":0.0013,"vega":2.459,"theta":-4.2262,"rho":-0.2106,"theo":20.5912,"change":-10.2,"open":22.26,"high":22.26,"low":11.04,"tick":"up","last_trade_price":14.0,"last_trade_time":"2026-02-18T15:58:07","percent_change":-42.1488,"prev_day_close":16.0500001907349},{"option":"SPXW260225C06685000","bid":187.7,"bid_size":1.0,"ask":200.6,"ask_size":2.0,"iv":0.2244,"open_interest":0.0,"volume":0.0,"delta":0.809,"gamma":0.0013,"vega":2.5041,"theta":-4.2346,"rho":0.8803,"theo":193.5599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":210.0},{"option":"SPXW260225P06685000","bid":21.1,"bid_size":15.0,"ask":21.5,"ask_size":15.0,"iv":0.222,"open_interest":75.0,"volume":66.0,"delta":-0.191,"gamma":0.0013,"vega":2.5041,"theta":-4.2931,"rho":-0.2172,"theo":21.3055,"change":-10.5,"open":24.08,"high":24.08,"low":11.38,"tick":"down","last_trade_price":14.5,"last_trade_time":"2026-02-18T15:58:10","percent_change":-42.0,"prev_day_close":16.6000003814697},{"option":"SPXW260225C06690000","bid":183.5,"bid_size":1.0,"ask":196.3,"ask_size":2.0,"iv":0.2233,"open_interest":0.0,"volume":0.0,"delta":0.8032,"gamma":0.0014,"vega":2.5488,"theta":-4.3024,"rho":0.8744,"theo":189.2999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.049995422363},{"option":"SPXW260225P06690000","bid":21.8,"bid_size":14.0,"ask":22.2,"ask_size":14.0,"iv":0.2208,"open_interest":309.0,"volume":282.0,"delta":-0.1968,"gamma":0.0014,"vega":2.5488,"theta":-4.3592,"rho":-0.2239,"theo":22.042,"change":-10.19,"open":24.87,"high":24.87,"low":11.83,"tick":"up","last_trade_price":15.61,"last_trade_time":"2026-02-18T15:59:09","percent_change":-39.4961,"prev_day_close":17.1999998092651},{"option":"SPXW260225C06695000","bid":179.3,"bid_size":1.0,"ask":192.0,"ask_size":2.0,"iv":0.2221,"open_interest":0.0,"volume":0.0,"delta":0.7972,"gamma":0.0014,"vega":2.5933,"theta":-4.3692,"rho":0.8684,"theo":185.0622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":201.100006103516},{"option":"SPXW260225P06695000","bid":22.6,"bid_size":4.0,"ask":23.0,"ask_size":14.0,"iv":0.2198,"open_interest":115.0,"volume":118.0,"delta":-0.2028,"gamma":0.0014,"vega":2.5933,"theta":-4.4244,"rho":-0.2307,"theo":22.8008,"change":-4.28,"open":21.3,"high":21.3,"low":12.3,"tick":"up","last_trade_price":17.56,"last_trade_time":"2026-02-18T16:09:43","percent_change":-23.9776,"prev_day_close":17.8500003814697},{"option":"SPXW260225C06700000","bid":175.5,"bid_size":1.0,"ask":187.8,"ask_size":2.0,"iv":0.2218,"open_interest":28.0,"volume":11.0,"delta":0.791,"gamma":0.0014,"vega":2.6378,"theta":-4.4351,"rho":0.8623,"theo":180.8471,"change":19.95,"open":217.78,"high":223.48,"low":196.7,"tick":"up","last_trade_price":199.85,"last_trade_time":"2026-02-18T15:46:54","percent_change":11.0895,"prev_day_close":196.599998474121},{"option":"SPXW260225P06700000","bid":23.3,"bid_size":15.0,"ask":23.7,"ask_size":12.0,"iv":0.2184,"open_interest":724.0,"volume":722.0,"delta":-0.2089,"gamma":0.0014,"vega":2.6378,"theta":-4.4885,"rho":-0.2377,"theo":23.5823,"change":-10.3,"open":25.62,"high":25.62,"low":12.4,"tick":"no_change","last_trade_price":17.1,"last_trade_time":"2026-02-18T16:00:12","percent_change":-37.5912,"prev_day_close":18.4499998092651},{"option":"SPXW260225C06705000","bid":170.8,"bid_size":1.0,"ask":183.6,"ask_size":2.0,"iv":0.2197,"open_interest":0.0,"volume":0.0,"delta":0.7847,"gamma":0.0015,"vega":2.6826,"theta":-4.4998,"rho":0.856,"theo":176.655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.449996948242},{"option":"SPXW260225P06705000","bid":24.1,"bid_size":15.0,"ask":24.5,"ask_size":12.0,"iv":0.2173,"open_interest":83.0,"volume":80.0,"delta":-0.2152,"gamma":0.0015,"vega":2.6826,"theta":-4.5516,"rho":-0.2448,"theo":24.3868,"change":-2.88,"open":25.85,"high":25.85,"low":12.85,"tick":"no_change","last_trade_price":18.87,"last_trade_time":"2026-02-18T16:10:22","percent_change":-15.1181,"prev_day_close":19.0500001907349},{"option":"SPXW260225C06710000","bid":167.4,"bid_size":2.0,"ask":179.4,"ask_size":2.0,"iv":0.2201,"open_interest":10.0,"volume":4.0,"delta":0.7783,"gamma":0.0015,"vega":2.7276,"theta":-4.5633,"rho":0.8494,"theo":172.4867,"change":27.16,"open":184.01,"high":198.46,"low":184.01,"tick":"up","last_trade_price":198.46,"last_trade_time":"2026-02-18T10:02:32","percent_change":15.8552,"prev_day_close":187.950004577637},{"option":"SPXW260225P06710000","bid":24.9,"bid_size":15.0,"ask":25.3,"ask_size":12.0,"iv":0.2163,"open_interest":413.0,"volume":390.0,"delta":-0.2217,"gamma":0.0015,"vega":2.7276,"theta":-4.6133,"rho":-0.2522,"theo":25.2149,"change":-3.03,"open":27.83,"high":27.83,"low":13.27,"tick":"up","last_trade_price":17.4,"last_trade_time":"2026-02-18T15:58:08","percent_change":-15.3418,"prev_day_close":19.75},{"option":"SPXW260225C06715000","bid":163.0,"bid_size":1.0,"ask":175.3,"ask_size":2.0,"iv":0.2183,"open_interest":0.0,"volume":0.0,"delta":0.7717,"gamma":0.0015,"vega":2.7726,"theta":-4.6252,"rho":0.8425,"theo":168.3428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":183.449996948242},{"option":"SPXW260225P06715000","bid":25.8,"bid_size":3.0,"ask":26.2,"ask_size":15.0,"iv":0.2151,"open_interest":60.0,"volume":57.0,"delta":-0.2283,"gamma":0.0015,"vega":2.7726,"theta":-4.6735,"rho":-0.2599,"theo":26.0676,"change":4.0,"open":19.65,"high":25.4,"low":14.6,"tick":"up","last_trade_price":19.79,"last_trade_time":"2026-02-18T16:01:28","percent_change":19.5599,"prev_day_close":20.4499998092651},{"option":"SPXW260225C06720000","bid":159.0,"bid_size":2.0,"ask":171.2,"ask_size":11.0,"iv":0.2174,"open_interest":28.0,"volume":0.0,"delta":0.7649,"gamma":0.0016,"vega":2.8174,"theta":-4.6856,"rho":0.8354,"theo":164.224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.3,"last_trade_time":"2026-02-17T10:15:52","percent_change":0.0,"prev_day_close":179.549995422363},{"option":"SPXW260225P06720000","bid":26.6,"bid_size":15.0,"ask":27.0,"ask_size":12.0,"iv":0.2139,"open_interest":174.0,"volume":102.0,"delta":-0.235,"gamma":0.0016,"vega":2.8174,"theta":-4.7322,"rho":-0.2678,"theo":26.9453,"change":-5.1,"open":28.12,"high":28.12,"low":14.23,"tick":"no_change","last_trade_price":20.87,"last_trade_time":"2026-02-18T16:10:22","percent_change":-24.1135,"prev_day_close":21.1499996185303},{"option":"SPXW260225C06725000","bid":155.0,"bid_size":2.0,"ask":167.2,"ask_size":11.0,"iv":0.2165,"open_interest":12.0,"volume":0.0,"delta":0.758,"gamma":0.0016,"vega":2.8614,"theta":-4.7442,"rho":0.8282,"theo":160.1309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":120.98,"last_trade_time":"2026-02-17T10:39:20","percent_change":0.0,"prev_day_close":175.0},{"option":"SPXW260225P06725000","bid":27.5,"bid_size":15.0,"ask":27.9,"ask_size":12.0,"iv":0.2127,"open_interest":306.0,"volume":214.0,"delta":-0.242,"gamma":0.0016,"vega":2.8614,"theta":-4.7891,"rho":-0.2758,"theo":27.8488,"change":-11.5,"open":26.03,"high":26.8,"low":14.8,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-18T15:59:30","percent_change":-36.0502,"prev_day_close":21.8500003814697},{"option":"SPXW260225C06730000","bid":151.0,"bid_size":2.0,"ask":163.0,"ask_size":11.0,"iv":0.2151,"open_interest":15.0,"volume":0.0,"delta":0.7509,"gamma":0.0016,"vega":2.9046,"theta":-4.8009,"rho":0.8208,"theo":156.0638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.9,"last_trade_time":"2026-02-17T10:40:14","percent_change":0.0,"prev_day_close":170.900001525879},{"option":"SPXW260225P06730000","bid":28.5,"bid_size":3.0,"ask":28.8,"ask_size":12.0,"iv":0.2114,"open_interest":136.0,"volume":109.0,"delta":-0.2491,"gamma":0.0016,"vega":2.9046,"theta":-4.8442,"rho":-0.284,"theo":28.7782,"change":0.15,"open":31.46,"high":31.46,"low":15.18,"tick":"down","last_trade_price":20.1,"last_trade_time":"2026-02-18T15:58:06","percent_change":0.662253,"prev_day_close":22.6499996185303},{"option":"SPXW260225C06735000","bid":147.0,"bid_size":2.0,"ask":159.0,"ask_size":11.0,"iv":0.214,"open_interest":16.0,"volume":0.0,"delta":0.7436,"gamma":0.0017,"vega":2.947,"theta":-4.8557,"rho":0.8134,"theo":152.0227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":123.0,"last_trade_time":"2026-02-17T10:54:55","percent_change":0.0,"prev_day_close":166.150001525879},{"option":"SPXW260225P06735000","bid":29.4,"bid_size":5.0,"ask":29.8,"ask_size":9.0,"iv":0.2102,"open_interest":82.0,"volume":65.0,"delta":-0.2564,"gamma":0.0017,"vega":2.947,"theta":-4.8972,"rho":-0.2923,"theo":29.7337,"change":-13.15,"open":29.25,"high":29.25,"low":16.92,"tick":"up","last_trade_price":20.8,"last_trade_time":"2026-02-18T15:58:06","percent_change":-38.7334,"prev_day_close":23.4499998092651},{"option":"SPXW260225C06740000","bid":143.0,"bid_size":2.0,"ask":154.9,"ask_size":11.0,"iv":0.2126,"open_interest":31.0,"volume":7.0,"delta":0.7362,"gamma":0.0017,"vega":2.9889,"theta":-4.9083,"rho":0.8058,"theo":148.008,"change":31.68,"open":179.38,"high":179.38,"low":179.38,"tick":"no_change","last_trade_price":179.38,"last_trade_time":"2026-02-18T10:14:41","percent_change":21.4489,"prev_day_close":162.5},{"option":"SPXW260225P06740000","bid":30.4,"bid_size":3.0,"ask":30.8,"ask_size":11.0,"iv":0.2091,"open_interest":658.0,"volume":701.0,"delta":-0.2638,"gamma":0.0017,"vega":2.9889,"theta":-4.9481,"rho":-0.3007,"theo":30.7155,"change":-13.4,"open":31.82,"high":31.82,"low":17.11,"tick":"up","last_trade_price":21.6,"last_trade_time":"2026-02-18T15:58:07","percent_change":-38.2857,"prev_day_close":24.25},{"option":"SPXW260225C06745000","bid":138.5,"bid_size":1.0,"ask":151.0,"ask_size":11.0,"iv":0.2111,"open_interest":17.0,"volume":0.0,"delta":0.7286,"gamma":0.0017,"vega":3.0306,"theta":-4.9586,"rho":0.7979,"theo":144.0202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.1,"last_trade_time":"2026-02-17T10:32:12","percent_change":0.0,"prev_day_close":157.849998474121},{"option":"SPXW260225P06745000","bid":31.4,"bid_size":3.0,"ask":31.8,"ask_size":9.0,"iv":0.2078,"open_interest":62.0,"volume":52.0,"delta":-0.2714,"gamma":0.0017,"vega":3.0306,"theta":-4.9967,"rho":-0.3094,"theo":31.7242,"change":-10.98,"open":30.3,"high":30.3,"low":17.88,"tick":"up","last_trade_price":25.12,"last_trade_time":"2026-02-18T16:12:46","percent_change":-30.4155,"prev_day_close":25.0500001907349},{"option":"SPXW260225C06750000","bid":134.6,"bid_size":1.0,"ask":147.0,"ask_size":11.0,"iv":0.2094,"open_interest":58.0,"volume":11.0,"delta":0.7208,"gamma":0.0018,"vega":3.072,"theta":-5.0064,"rho":0.7898,"theo":140.06,"change":17.8,"open":173.53,"high":178.68,"low":154.22,"tick":"up","last_trade_price":157.1,"last_trade_time":"2026-02-18T15:46:54","percent_change":12.7782,"prev_day_close":154.100006103516},{"option":"SPXW260225P06750000","bid":32.4,"bid_size":5.0,"ask":32.8,"ask_size":9.0,"iv":0.2064,"open_interest":664.0,"volume":320.0,"delta":-0.2792,"gamma":0.0018,"vega":3.072,"theta":-5.0428,"rho":-0.3184,"theo":32.7605,"change":-11.28,"open":35.5,"high":35.5,"low":17.3,"tick":"up","last_trade_price":25.92,"last_trade_time":"2026-02-18T16:12:46","percent_change":-30.3226,"prev_day_close":25.9499998092651},{"option":"SPXW260225C06755000","bid":131.0,"bid_size":3.0,"ask":143.1,"ask_size":11.0,"iv":0.2088,"open_interest":38.0,"volume":1.0,"delta":0.7128,"gamma":0.0018,"vega":3.1129,"theta":-5.0515,"rho":0.7814,"theo":136.1283,"change":9.75,"open":145.5,"high":145.5,"low":145.5,"tick":"up","last_trade_price":145.5,"last_trade_time":"2026-02-18T15:36:37","percent_change":7.18232,"prev_day_close":149.5},{"option":"SPXW260225P06755000","bid":33.5,"bid_size":3.0,"ask":33.9,"ask_size":9.0,"iv":0.2053,"open_interest":56.0,"volume":47.0,"delta":-0.2871,"gamma":0.0018,"vega":3.1129,"theta":-5.0863,"rho":-0.3276,"theo":33.8254,"change":-11.98,"open":35.23,"high":35.23,"low":18.94,"tick":"no_change","last_trade_price":26.27,"last_trade_time":"2026-02-18T16:08:58","percent_change":-31.3203,"prev_day_close":26.8500003814697},{"option":"SPXW260225C06760000","bid":127.2,"bid_size":3.0,"ask":139.2,"ask_size":11.0,"iv":0.2077,"open_interest":13.0,"volume":0.0,"delta":0.7047,"gamma":0.0018,"vega":3.153,"theta":-5.0938,"rho":0.7727,"theo":132.2262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":97.8,"last_trade_time":"2026-02-17T10:38:12","percent_change":0.0,"prev_day_close":145.949996948242},{"option":"SPXW260225P06760000","bid":34.6,"bid_size":3.0,"ask":35.0,"ask_size":9.0,"iv":0.204,"open_interest":237.0,"volume":171.0,"delta":-0.2953,"gamma":0.0018,"vega":3.153,"theta":-5.1269,"rho":-0.3371,"theo":34.9198,"change":-11.4,"open":23.4,"high":34.2,"low":19.7,"tick":"no_change","last_trade_price":27.12,"last_trade_time":"2026-02-18T16:01:10","percent_change":-28.8608,"prev_day_close":27.75},{"option":"SPXW260225C06765000","bid":123.3,"bid_size":1.0,"ask":135.3,"ask_size":11.0,"iv":0.2061,"open_interest":30.0,"volume":0.0,"delta":0.6963,"gamma":0.0019,"vega":3.1919,"theta":-5.1331,"rho":0.7638,"theo":128.3542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.1,"last_trade_time":"2026-02-17T10:55:23","percent_change":0.0,"prev_day_close":141.599998474121},{"option":"SPXW260225P06765000","bid":35.7,"bid_size":5.0,"ask":36.1,"ask_size":8.0,"iv":0.2026,"open_interest":198.0,"volume":57.0,"delta":-0.3036,"gamma":0.0019,"vega":3.1919,"theta":-5.1645,"rho":-0.3468,"theo":36.0443,"change":5.3,"open":33.45,"high":34.46,"low":20.0,"tick":"down","last_trade_price":25.6,"last_trade_time":"2026-02-18T15:58:07","percent_change":18.4991,"prev_day_close":28.6499996185303},{"option":"SPXW260225C06770000","bid":124.1,"bid_size":1.0,"ask":124.7,"ask_size":1.0,"iv":0.2012,"open_interest":48.0,"volume":0.0,"delta":0.6878,"gamma":0.0019,"vega":3.2294,"theta":-5.1693,"rho":0.7548,"theo":124.5126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.0,"last_trade_time":"2026-02-17T10:12:34","percent_change":0.0,"prev_day_close":137.75},{"option":"SPXW260225P06770000","bid":36.9,"bid_size":3.0,"ask":37.3,"ask_size":8.0,"iv":0.2014,"open_interest":1016.0,"volume":467.0,"delta":-0.3121,"gamma":0.0019,"vega":3.2294,"theta":-5.199,"rho":-0.3566,"theo":37.1993,"change":-13.9,"open":35.27,"high":35.58,"low":20.7,"tick":"down","last_trade_price":28.91,"last_trade_time":"2026-02-18T16:14:07","percent_change":-33.1742,"prev_day_close":29.6499996185303},{"option":"SPXW260225C06775000","bid":120.3,"bid_size":1.0,"ask":120.9,"ask_size":1.0,"iv":0.1999,"open_interest":12.0,"volume":0.0,"delta":0.6791,"gamma":0.002,"vega":3.2656,"theta":-5.2022,"rho":0.7457,"theo":120.7018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.3,"last_trade_time":"2026-02-17T10:10:49","percent_change":0.0,"prev_day_close":133.75},{"option":"SPXW260225P06775000","bid":38.1,"bid_size":3.0,"ask":38.5,"ask_size":8.0,"iv":0.2001,"open_interest":313.0,"volume":85.0,"delta":-0.3208,"gamma":0.002,"vega":3.2656,"theta":-5.2302,"rho":-0.3665,"theo":38.385,"change":0.25,"open":36.32,"high":37.62,"low":21.58,"tick":"up","last_trade_price":28.22,"last_trade_time":"2026-02-18T15:59:09","percent_change":0.815662,"prev_day_close":30.6499996185303},{"option":"SPXW260225C06780000","bid":116.6,"bid_size":1.0,"ask":117.1,"ask_size":1.0,"iv":0.1986,"open_interest":28.0,"volume":1.0,"delta":0.6702,"gamma":0.002,"vega":3.3008,"theta":-5.2317,"rho":0.7364,"theo":116.9222,"change":9.4,"open":125.7,"high":125.7,"low":125.7,"tick":"up","last_trade_price":125.7,"last_trade_time":"2026-02-18T15:35:17","percent_change":8.08255,"prev_day_close":129.900001525879},{"option":"SPXW260225P06780000","bid":39.3,"bid_size":3.0,"ask":39.7,"ask_size":8.0,"iv":0.1987,"open_interest":131.0,"volume":159.0,"delta":-0.3297,"gamma":0.002,"vega":3.3008,"theta":-5.258,"rho":-0.3767,"theo":39.6019,"change":-14.6,"open":41.56,"high":41.56,"low":21.64,"tick":"no_change","last_trade_price":31.02,"last_trade_time":"2026-02-18T16:08:58","percent_change":-32.7722,"prev_day_close":31.6499996185303},{"option":"SPXW260225C06785000","bid":112.8,"bid_size":1.0,"ask":113.4,"ask_size":1.0,"iv":0.1972,"open_interest":23.0,"volume":3.0,"delta":0.6611,"gamma":0.002,"vega":3.3351,"theta":-5.2576,"rho":0.7268,"theo":113.1747,"change":20.08,"open":121.77,"high":132.68,"low":121.77,"tick":"up","last_trade_price":132.68,"last_trade_time":"2026-02-18T15:58:46","percent_change":17.833,"prev_day_close":125.450000762939},{"option":"SPXW260225P06785000","bid":40.5,"bid_size":13.0,"ask":41.0,"ask_size":10.0,"iv":0.1974,"open_interest":91.0,"volume":80.0,"delta":-0.3388,"gamma":0.002,"vega":3.3351,"theta":-5.2822,"rho":-0.3871,"theo":40.8509,"change":-13.51,"open":44.4,"high":44.4,"low":23.18,"tick":"down","last_trade_price":32.39,"last_trade_time":"2026-02-18T16:09:59","percent_change":-29.4335,"prev_day_close":32.75},{"option":"SPXW260225C06790000","bid":109.1,"bid_size":4.0,"ask":109.7,"ask_size":5.0,"iv":0.196,"open_interest":33.0,"volume":7.0,"delta":0.6518,"gamma":0.0021,"vega":3.3685,"theta":-5.2796,"rho":0.7168,"theo":109.4606,"change":-10.52,"open":117.7,"high":123.12,"low":114.86,"tick":"up","last_trade_price":123.12,"last_trade_time":"2026-02-18T16:11:03","percent_change":-8.62295,"prev_day_close":122.0},{"option":"SPXW260225P06790000","bid":41.8,"bid_size":12.0,"ask":42.3,"ask_size":9.0,"iv":0.1961,"open_interest":196.0,"volume":171.0,"delta":-0.3481,"gamma":0.0021,"vega":3.3685,"theta":-5.3025,"rho":-0.3979,"theo":42.1334,"change":-13.9,"open":45.26,"high":45.26,"low":24.2,"tick":"down","last_trade_price":32.37,"last_trade_time":"2026-02-18T16:02:53","percent_change":-29.3869,"prev_day_close":33.8500003814697},{"option":"SPXW260225C06795000","bid":105.5,"bid_size":4.0,"ask":106.0,"ask_size":5.0,"iv":0.1945,"open_interest":56.0,"volume":0.0,"delta":0.6423,"gamma":0.0021,"vega":3.4005,"theta":-5.2976,"rho":0.7065,"theo":105.7812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.84,"last_trade_time":"2026-02-17T15:55:03","percent_change":0.0,"prev_day_close":117.600002288818},{"option":"SPXW260225P06795000","bid":43.2,"bid_size":5.0,"ask":43.6,"ask_size":7.0,"iv":0.1946,"open_interest":75.0,"volume":94.0,"delta":-0.3577,"gamma":0.0021,"vega":3.4005,"theta":-5.3188,"rho":-0.409,"theo":43.4506,"change":-14.09,"open":29.32,"high":41.75,"low":24.7,"tick":"up","last_trade_price":34.61,"last_trade_time":"2026-02-18T16:09:59","percent_change":-28.9322,"prev_day_close":34.9499988555908},{"option":"SPXW260225C06800000","bid":101.9,"bid_size":2.0,"ask":102.4,"ask_size":5.0,"iv":0.1931,"open_interest":116.0,"volume":21.0,"delta":0.6326,"gamma":0.0021,"vega":3.4308,"theta":-5.3115,"rho":0.696,"theo":102.1378,"change":13.52,"open":106.25,"high":129.26,"low":106.25,"tick":"down","last_trade_price":115.42,"last_trade_time":"2026-02-18T16:11:03","percent_change":13.2679,"prev_day_close":113.75},{"option":"SPXW260225P06800000","bid":44.5,"bid_size":12.0,"ask":45.0,"ask_size":9.0,"iv":0.1932,"open_interest":1248.0,"volume":1155.0,"delta":-0.3674,"gamma":0.0021,"vega":3.4308,"theta":-5.3309,"rho":-0.4204,"theo":44.8036,"change":-15.8,"open":48.15,"high":48.15,"low":25.1,"tick":"down","last_trade_price":35.61,"last_trade_time":"2026-02-18T16:13:51","percent_change":-31.4741,"prev_day_close":36.1499996185303},{"option":"SPXW260225C06805000","bid":98.3,"bid_size":4.0,"ask":98.8,"ask_size":5.0,"iv":0.1916,"open_interest":26.0,"volume":7.0,"delta":0.6226,"gamma":0.0022,"vega":3.4591,"theta":-5.3209,"rho":0.6854,"theo":98.5308,"change":8.25,"open":102.74,"high":102.94,"low":102.74,"tick":"down","last_trade_price":102.8,"last_trade_time":"2026-02-18T15:18:01","percent_change":7.50341,"prev_day_close":109.950000762939},{"option":"SPXW260225P06805000","bid":45.9,"bid_size":11.0,"ask":46.4,"ask_size":7.0,"iv":0.1917,"open_interest":67.0,"volume":17.0,"delta":-0.3773,"gamma":0.0022,"vega":3.4591,"theta":-5.3387,"rho":-0.4318,"theo":46.1932,"change":-18.0,"open":30.5,"high":41.46,"low":30.37,"tick":"up","last_trade_price":33.6,"last_trade_time":"2026-02-18T15:58:06","percent_change":-34.8837,"prev_day_close":37.3500003814697},{"option":"SPXW260225C06810000","bid":94.7,"bid_size":4.0,"ask":95.3,"ask_size":5.0,"iv":0.1902,"open_interest":30.0,"volume":21.0,"delta":0.6125,"gamma":0.0022,"vega":3.4855,"theta":-5.3259,"rho":0.6746,"theo":94.9609,"change":15.15,"open":116.41,"high":125.03,"low":98.53,"tick":"up","last_trade_price":110.1,"last_trade_time":"2026-02-18T15:48:12","percent_change":15.9558,"prev_day_close":106.200000762939},{"option":"SPXW260225P06810000","bid":47.4,"bid_size":2.0,"ask":47.9,"ask_size":9.0,"iv":0.1903,"open_interest":176.0,"volume":95.0,"delta":-0.3875,"gamma":0.0022,"vega":3.4855,"theta":-5.342,"rho":-0.4434,"theo":47.6198,"change":-15.47,"open":50.52,"high":50.52,"low":26.4,"tick":"up","last_trade_price":37.78,"last_trade_time":"2026-02-18T16:14:13","percent_change":-29.0516,"prev_day_close":38.5500011444092},{"option":"SPXW260225C06815000","bid":91.2,"bid_size":4.0,"ask":91.8,"ask_size":5.0,"iv":0.1887,"open_interest":17.0,"volume":4.0,"delta":0.6021,"gamma":0.0022,"vega":3.51,"theta":-5.3263,"rho":0.6636,"theo":91.4289,"change":7.69,"open":118.05,"high":118.05,"low":99.24,"tick":"down","last_trade_price":99.24,"last_trade_time":"2026-02-18T15:36:37","percent_change":8.39978,"prev_day_close":102.450000762939},{"option":"SPXW260225P06815000","bid":48.9,"bid_size":2.0,"ask":49.3,"ask_size":6.0,"iv":0.1888,"open_interest":140.0,"volume":87.0,"delta":-0.3978,"gamma":0.0022,"vega":3.51,"theta":-5.3407,"rho":-0.4552,"theo":49.0844,"change":-15.77,"open":50.59,"high":50.59,"low":29.5,"tick":"down","last_trade_price":39.08,"last_trade_time":"2026-02-18T16:14:13","percent_change":-28.7511,"prev_day_close":39.8500003814697},{"option":"SPXW260225C06820000","bid":87.7,"bid_size":4.0,"ask":88.3,"ask_size":5.0,"iv":0.1872,"open_interest":39.0,"volume":12.0,"delta":0.5915,"gamma":0.0023,"vega":3.5328,"theta":-5.3218,"rho":0.6522,"theo":87.9362,"change":9.13,"open":92.02,"high":113.22,"low":92.02,"tick":"up","last_trade_price":97.28,"last_trade_time":"2026-02-18T15:41:27","percent_change":10.3573,"prev_day_close":98.75},{"option":"SPXW260225P06820000","bid":50.4,"bid_size":2.0,"ask":50.9,"ask_size":6.0,"iv":0.1874,"open_interest":176.0,"volume":103.0,"delta":-0.4085,"gamma":0.0023,"vega":3.5328,"theta":-5.3345,"rho":-0.4674,"theo":50.5882,"change":-15.92,"open":50.82,"high":51.7,"low":30.0,"tick":"down","last_trade_price":40.53,"last_trade_time":"2026-02-18T16:08:01","percent_change":-28.202,"prev_day_close":41.1499996185303},{"option":"SPXW260225C06825000","bid":84.3,"bid_size":4.0,"ask":84.9,"ask_size":5.0,"iv":0.1856,"open_interest":51.0,"volume":12.0,"delta":0.5807,"gamma":0.0023,"vega":3.5537,"theta":-5.3123,"rho":0.6404,"theo":84.4848,"change":6.2,"open":89.7,"high":113.16,"low":89.7,"tick":"down","last_trade_price":91.1,"last_trade_time":"2026-02-18T15:31:16","percent_change":7.30271,"prev_day_close":95.1500015258789},{"option":"SPXW260225P06825000","bid":52.0,"bid_size":2.0,"ask":52.4,"ask_size":6.0,"iv":0.1858,"open_interest":427.0,"volume":363.0,"delta":-0.4193,"gamma":0.0023,"vega":3.5537,"theta":-5.3233,"rho":-0.48,"theo":52.1334,"change":-15.89,"open":56.47,"high":56.47,"low":31.21,"tick":"up","last_trade_price":42.16,"last_trade_time":"2026-02-18T16:11:30","percent_change":-27.373,"prev_day_close":42.5},{"option":"SPXW260225C06830000","bid":80.9,"bid_size":4.0,"ask":81.5,"ask_size":5.0,"iv":0.184,"open_interest":48.0,"volume":24.0,"delta":0.5696,"gamma":0.0023,"vega":3.5723,"theta":-5.2976,"rho":0.6283,"theo":81.0767,"change":6.97,"open":89.6,"high":109.4,"low":83.69,"tick":"down","last_trade_price":88.57,"last_trade_time":"2026-02-18T15:36:38","percent_change":8.54166,"prev_day_close":91.5},{"option":"SPXW260225P06830000","bid":53.6,"bid_size":2.0,"ask":54.0,"ask_size":6.0,"iv":0.1842,"open_interest":394.0,"volume":142.0,"delta":-0.4304,"gamma":0.0023,"vega":3.5723,"theta":-5.3069,"rho":-0.493,"theo":53.7218,"change":7.28,"open":56.85,"high":58.12,"low":30.91,"tick":"up","last_trade_price":43.48,"last_trade_time":"2026-02-18T16:11:30","percent_change":16.5831,"prev_day_close":43.8999996185303},{"option":"SPXW260225C06835000","bid":77.6,"bid_size":4.0,"ask":78.1,"ask_size":2.0,"iv":0.1825,"open_interest":38.0,"volume":24.0,"delta":0.5583,"gamma":0.0024,"vega":3.5883,"theta":-5.2774,"rho":0.616,"theo":77.7135,"change":9.45,"open":83.0,"high":104.2,"low":83.0,"tick":"down","last_trade_price":87.8,"last_trade_time":"2026-02-18T14:40:00","percent_change":12.0613,"prev_day_close":87.9500007629394},{"option":"SPXW260225P06835000","bid":55.3,"bid_size":2.0,"ask":55.7,"ask_size":6.0,"iv":0.1826,"open_interest":138.0,"volume":76.0,"delta":-0.4417,"gamma":0.0024,"vega":3.5883,"theta":-5.285,"rho":-0.5062,"theo":55.3551,"change":-20.65,"open":58.49,"high":58.49,"low":33.2,"tick":"down","last_trade_price":41.0,"last_trade_time":"2026-02-18T15:58:06","percent_change":-33.4955,"prev_day_close":45.2999992370606},{"option":"SPXW260225C06840000","bid":74.3,"bid_size":4.0,"ask":74.8,"ask_size":2.0,"iv":0.1809,"open_interest":81.0,"volume":39.0,"delta":0.5467,"gamma":0.0024,"vega":3.6016,"theta":-5.2517,"rho":0.6035,"theo":74.3963,"change":-8.24,"open":83.4,"high":101.2,"low":77.66,"tick":"up","last_trade_price":83.05,"last_trade_time":"2026-02-18T15:39:24","percent_change":-9.75725,"prev_day_close":84.4500007629394},{"option":"SPXW260225P06840000","bid":56.9,"bid_size":6.0,"ask":57.4,"ask_size":6.0,"iv":0.1808,"open_interest":245.0,"volume":127.0,"delta":-0.4532,"gamma":0.0024,"vega":3.6016,"theta":-5.2576,"rho":-0.5194,"theo":57.0344,"change":8.5,"open":57.0,"high":62.0,"low":33.73,"tick":"up","last_trade_price":46.49,"last_trade_time":"2026-02-18T16:09:49","percent_change":18.1624,"prev_day_close":46.7999992370606},{"option":"SPXW260225C06845000","bid":71.1,"bid_size":2.0,"ask":71.6,"ask_size":5.0,"iv":0.1793,"open_interest":75.0,"volume":28.0,"delta":0.5349,"gamma":0.0024,"vega":3.612,"theta":-5.2203,"rho":0.5909,"theo":71.1262,"change":15.05,"open":75.3,"high":98.1,"low":75.3,"tick":"up","last_trade_price":87.1,"last_trade_time":"2026-02-18T15:58:46","percent_change":20.8883,"prev_day_close":80.9500007629394},{"option":"SPXW260225P06845000","bid":58.6,"bid_size":6.0,"ask":59.1,"ask_size":6.0,"iv":0.1792,"open_interest":213.0,"volume":204.0,"delta":-0.465,"gamma":0.0024,"vega":3.612,"theta":-5.2245,"rho":-0.5329,"theo":58.7608,"change":-21.45,"open":60.0,"high":60.0,"low":33.67,"tick":"up","last_trade_price":43.8,"last_trade_time":"2026-02-18T15:58:08","percent_change":-32.8736,"prev_day_close":48.2999992370606},{"option":"SPXW260225C06850000","bid":67.9,"bid_size":2.0,"ask":68.4,"ask_size":5.0,"iv":0.1776,"open_interest":109.0,"volume":70.0,"delta":0.5229,"gamma":0.0025,"vega":3.6196,"theta":-5.1832,"rho":0.5779,"theo":67.9053,"change":-7.18,"open":69.85,"high":93.81,"low":69.85,"tick":"up","last_trade_price":76.22,"last_trade_time":"2026-02-18T15:41:27","percent_change":-9.26452,"prev_day_close":77.5},{"option":"SPXW260225P06850000","bid":60.4,"bid_size":6.0,"ask":60.9,"ask_size":6.0,"iv":0.1775,"open_interest":1064.0,"volume":525.0,"delta":-0.4771,"gamma":0.0025,"vega":3.6196,"theta":-5.1857,"rho":-0.5467,"theo":60.5365,"change":-18.17,"open":58.8,"high":59.15,"low":36.1,"tick":"up","last_trade_price":49.08,"last_trade_time":"2026-02-18T16:13:51","percent_change":-27.0186,"prev_day_close":49.8500003814697},{"option":"SPXW260225C06855000","bid":64.7,"bid_size":4.0,"ask":65.2,"ask_size":2.0,"iv":0.1759,"open_interest":26.0,"volume":29.0,"delta":0.5106,"gamma":0.0025,"vega":3.6242,"theta":-5.1402,"rho":0.5644,"theo":64.7364,"change":14.65,"open":69.98,"high":89.2,"low":67.1,"tick":"up","last_trade_price":80.6,"last_trade_time":"2026-02-18T15:53:20","percent_change":22.2138,"prev_day_close":74.1000022888184},{"option":"SPXW260225P06855000","bid":62.2,"bid_size":6.0,"ask":62.8,"ask_size":6.0,"iv":0.1757,"open_interest":129.0,"volume":235.0,"delta":-0.4894,"gamma":0.0025,"vega":3.6242,"theta":-5.141,"rho":-0.561,"theo":62.3642,"change":-19.5,"open":69.2,"high":69.2,"low":36.12,"tick":"up","last_trade_price":49.75,"last_trade_time":"2026-02-18T15:59:43","percent_change":-28.1588,"prev_day_close":51.5},{"option":"SPXW260225C06860000","bid":61.6,"bid_size":8.0,"ask":62.1,"ask_size":6.0,"iv":0.1742,"open_interest":119.0,"volume":200.0,"delta":0.498,"gamma":0.0025,"vega":3.6254,"theta":-5.091,"rho":0.5505,"theo":61.6229,"change":16.0,"open":63.9,"high":89.21,"low":63.4,"tick":"up","last_trade_price":79.0,"last_trade_time":"2026-02-18T15:54:43","percent_change":25.3968,"prev_day_close":70.7999992370606},{"option":"SPXW260225P06860000","bid":64.1,"bid_size":6.0,"ask":64.7,"ask_size":6.0,"iv":0.174,"open_interest":238.0,"volume":100.0,"delta":-0.5019,"gamma":0.0025,"vega":3.6254,"theta":-5.0901,"rho":-0.5757,"theo":64.2471,"change":-0.15,"open":61.38,"high":62.96,"low":37.49,"tick":"up","last_trade_price":51.4,"last_trade_time":"2026-02-18T15:59:43","percent_change":-0.282219,"prev_day_close":53.1499996185303},{"option":"SPXW260225C06865000","bid":58.6,"bid_size":2.0,"ask":59.0,"ask_size":6.0,"iv":0.1723,"open_interest":114.0,"volume":76.0,"delta":0.4853,"gamma":0.0025,"vega":3.6231,"theta":-5.0355,"rho":0.5365,"theo":58.5671,"change":-7.9,"open":60.45,"high":85.05,"low":60.45,"tick":"up","last_trade_price":71.6,"last_trade_time":"2026-02-18T15:49:26","percent_change":-11.7037,"prev_day_close":67.5},{"option":"SPXW260225P06865000","bid":66.0,"bid_size":2.0,"ask":66.6,"ask_size":2.0,"iv":0.1722,"open_interest":85.0,"volume":131.0,"delta":-0.5147,"gamma":0.0025,"vega":3.6231,"theta":-5.0329,"rho":-0.5906,"theo":66.1879,"change":15.42,"open":67.5,"high":67.5,"low":39.5,"tick":"up","last_trade_price":51.9,"last_trade_time":"2026-02-18T15:59:30","percent_change":28.113,"prev_day_close":54.8500003814697},{"option":"SPXW260225C06870000","bid":55.6,"bid_size":2.0,"ask":56.0,"ask_size":6.0,"iv":0.1706,"open_interest":154.0,"volume":107.0,"delta":0.4722,"gamma":0.0026,"vega":3.6172,"theta":-4.9738,"rho":0.5224,"theo":55.5711,"change":9.65,"open":67.24,"high":79.9,"low":57.85,"tick":"down","last_trade_price":66.9,"last_trade_time":"2026-02-18T16:03:07","percent_change":16.8559,"prev_day_close":64.2999992370606},{"option":"SPXW260225P06870000","bid":68.0,"bid_size":2.0,"ask":68.6,"ask_size":2.0,"iv":0.1704,"open_interest":379.0,"volume":343.0,"delta":-0.5277,"gamma":0.0026,"vega":3.6172,"theta":-4.9695,"rho":-0.6055,"theo":68.1884,"change":15.67,"open":69.81,"high":69.81,"low":40.98,"tick":"up","last_trade_price":55.21,"last_trade_time":"2026-02-18T15:59:57","percent_change":27.6855,"prev_day_close":56.6000003814697},{"option":"SPXW260225C06875000","bid":52.6,"bid_size":2.0,"ask":53.1,"ask_size":6.0,"iv":0.1687,"open_interest":82.0,"volume":78.0,"delta":0.4589,"gamma":0.0026,"vega":3.6075,"theta":-4.9058,"rho":0.508,"theo":52.6371,"change":13.73,"open":62.0,"high":75.62,"low":55.4,"tick":"up","last_trade_price":68.13,"last_trade_time":"2026-02-18T15:54:39","percent_change":25.239,"prev_day_close":61.1000003814697},{"option":"SPXW260225P06875000","bid":70.1,"bid_size":2.0,"ask":70.6,"ask_size":2.0,"iv":0.1686,"open_interest":562.0,"volume":608.0,"delta":-0.541,"gamma":0.0026,"vega":3.6075,"theta":-4.8998,"rho":-0.6207,"theo":70.2509,"change":-24.06,"open":72.33,"high":72.33,"low":42.8,"tick":"no_change","last_trade_price":53.59,"last_trade_time":"2026-02-18T16:01:56","percent_change":-30.9852,"prev_day_close":58.4499988555908},{"option":"SPXW260225C06880000","bid":49.8,"bid_size":2.0,"ask":50.2,"ask_size":6.0,"iv":0.1668,"open_interest":336.0,"volume":416.0,"delta":0.4454,"gamma":0.0026,"vega":3.5935,"theta":-4.8316,"rho":0.4932,"theo":49.7685,"change":8.08,"open":55.0,"high":74.0,"low":52.05,"tick":"no_change","last_trade_price":59.73,"last_trade_time":"2026-02-18T16:11:57","percent_change":15.6438,"prev_day_close":58.0},{"option":"SPXW260225P06880000","bid":72.2,"bid_size":2.0,"ask":72.8,"ask_size":2.0,"iv":0.1667,"open_interest":189.0,"volume":164.0,"delta":-0.5545,"gamma":0.0026,"vega":3.5935,"theta":-4.8239,"rho":-0.6363,"theo":72.3789,"change":-25.0,"open":78.2,"high":78.2,"low":45.6,"tick":"up","last_trade_price":54.9,"last_trade_time":"2026-02-18T15:58:08","percent_change":-31.2891,"prev_day_close":60.2999992370606},{"option":"SPXW260225C06885000","bid":47.0,"bid_size":2.0,"ask":47.4,"ask_size":6.0,"iv":0.165,"open_interest":140.0,"volume":192.0,"delta":0.4317,"gamma":0.0026,"vega":3.5749,"theta":-4.7509,"rho":0.478,"theo":46.9696,"change":10.43,"open":51.25,"high":71.0,"low":49.85,"tick":"down","last_trade_price":59.38,"last_trade_time":"2026-02-18T15:59:10","percent_change":21.3075,"prev_day_close":54.9499988555908},{"option":"SPXW260225P06885000","bid":74.4,"bid_size":2.0,"ask":74.9,"ask_size":2.0,"iv":0.1649,"open_interest":189.0,"volume":79.0,"delta":-0.5682,"gamma":0.0026,"vega":3.5749,"theta":-4.7416,"rho":-0.6524,"theo":74.5765,"change":-23.93,"open":74.4,"high":74.4,"low":47.59,"tick":"up","last_trade_price":58.17,"last_trade_time":"2026-02-18T15:59:10","percent_change":-29.1474,"prev_day_close":62.25},{"option":"SPXW260225C06890000","bid":44.2,"bid_size":2.0,"ask":44.6,"ask_size":6.0,"iv":0.1631,"open_interest":295.0,"volume":320.0,"delta":0.4178,"gamma":0.0026,"vega":3.5518,"theta":-4.6639,"rho":0.4624,"theo":44.244,"change":10.93,"open":48.8,"high":65.6,"low":46.42,"tick":"down","last_trade_price":57.28,"last_trade_time":"2026-02-18T15:58:07","percent_change":23.5814,"prev_day_close":51.9499988555908},{"option":"SPXW260225P06890000","bid":76.6,"bid_size":4.0,"ask":77.2,"ask_size":2.0,"iv":0.163,"open_interest":1410.0,"volume":139.0,"delta":-0.5822,"gamma":0.0026,"vega":3.5518,"theta":-4.6528,"rho":-0.6687,"theo":76.8475,"change":10.33,"open":61.12,"high":75.28,"low":46.5,"tick":"up","last_trade_price":63.1,"last_trade_time":"2026-02-18T16:13:33","percent_change":16.0653,"prev_day_close":64.2999992370606},{"option":"SPXW260225C06895000","bid":41.5,"bid_size":2.0,"ask":41.9,"ask_size":6.0,"iv":0.1612,"open_interest":85.0,"volume":87.0,"delta":0.4036,"gamma":0.0026,"vega":3.5243,"theta":-4.5706,"rho":0.447,"theo":41.5942,"change":10.4,"open":45.6,"high":64.16,"low":44.85,"tick":"up","last_trade_price":54.15,"last_trade_time":"2026-02-18T15:53:16","percent_change":23.7714,"prev_day_close":49.0},{"option":"SPXW260225P06895000","bid":78.9,"bid_size":4.0,"ask":79.5,"ask_size":2.0,"iv":0.161,"open_interest":438.0,"volume":92.0,"delta":-0.5963,"gamma":0.0026,"vega":3.5243,"theta":-4.5578,"rho":-0.685,"theo":79.1942,"change":-26.58,"open":58.3,"high":75.92,"low":48.12,"tick":"up","last_trade_price":60.32,"last_trade_time":"2026-02-18T15:58:16","percent_change":-30.5869,"prev_day_close":66.2999992370606},{"option":"SPXW260225C06900000","bid":38.9,"bid_size":2.0,"ask":39.3,"ask_size":6.0,"iv":0.1593,"open_interest":811.0,"volume":566.0,"delta":0.3893,"gamma":0.0026,"vega":3.4923,"theta":-4.4711,"rho":0.4314,"theo":39.0217,"change":1.33,"open":43.26,"high":61.3,"low":40.95,"tick":"down","last_trade_price":48.11,"last_trade_time":"2026-02-18T16:00:14","percent_change":2.88191,"prev_day_close":46.1499996185303},{"option":"SPXW260225P06900000","bid":81.3,"bid_size":3.0,"ask":81.9,"ask_size":2.0,"iv":0.159,"open_interest":1228.0,"volume":1085.0,"delta":-0.6107,"gamma":0.0026,"vega":3.4923,"theta":-4.4567,"rho":-0.7014,"theo":81.6183,"change":12.05,"open":85.1,"high":85.1,"low":49.25,"tick":"up","last_trade_price":68.02,"last_trade_time":"2026-02-18T16:09:49","percent_change":17.6041,"prev_day_close":68.4500007629394},{"option":"SPXW260225C06905000","bid":36.4,"bid_size":3.0,"ask":36.7,"ask_size":7.0,"iv":0.1573,"open_interest":102.0,"volume":138.0,"delta":0.3748,"gamma":0.0026,"vega":3.455,"theta":-4.3656,"rho":0.4155,"theo":36.5289,"change":2.6,"open":41.0,"high":58.55,"low":39.8,"tick":"no_change","last_trade_price":41.4,"last_trade_time":"2026-02-18T15:34:46","percent_change":6.70103,"prev_day_close":43.2999992370606},{"option":"SPXW260225P06905000","bid":83.8,"bid_size":2.0,"ask":84.3,"ask_size":2.0,"iv":0.1572,"open_interest":96.0,"volume":104.0,"delta":-0.6252,"gamma":0.0026,"vega":3.455,"theta":-4.3494,"rho":-0.7181,"theo":84.122,"change":-27.72,"open":62.2,"high":73.0,"low":51.14,"tick":"down","last_trade_price":64.28,"last_trade_time":"2026-02-18T15:58:16","percent_change":-30.1304,"prev_day_close":70.6000022888184},{"option":"SPXW260225C06910000","bid":33.9,"bid_size":3.0,"ask":34.3,"ask_size":8.0,"iv":0.1554,"open_interest":191.0,"volume":103.0,"delta":0.3602,"gamma":0.0026,"vega":3.4118,"theta":-4.2539,"rho":0.3991,"theo":34.1184,"change":8.7,"open":38.89,"high":53.54,"low":36.17,"tick":"up","last_trade_price":45.2,"last_trade_time":"2026-02-18T15:58:09","percent_change":23.8356,"prev_day_close":40.6000003814697},{"option":"SPXW260225P06910000","bid":86.3,"bid_size":2.0,"ask":86.9,"ask_size":2.0,"iv":0.1551,"open_interest":123.0,"volume":87.0,"delta":-0.6398,"gamma":0.0026,"vega":3.4118,"theta":-4.2361,"rho":-0.7353,"theo":86.7079,"change":-17.75,"open":61.13,"high":78.1,"low":55.3,"tick":"down","last_trade_price":76.8,"last_trade_time":"2026-02-18T15:36:01","percent_change":-18.7731,"prev_day_close":72.8999977111816},{"option":"SPXW260225C06915000","bid":31.5,"bid_size":4.0,"ask":31.9,"ask_size":8.0,"iv":0.1534,"open_interest":133.0,"volume":235.0,"delta":0.3454,"gamma":0.0026,"vega":3.3631,"theta":-4.136,"rho":0.3827,"theo":31.7908,"change":1.55,"open":36.34,"high":50.2,"low":33.95,"tick":"up","last_trade_price":42.3,"last_trade_time":"2026-02-18T15:58:11","percent_change":4.08432,"prev_day_close":37.9499988555908},{"option":"SPXW260225P06915000","bid":88.9,"bid_size":3.0,"ask":89.5,"ask_size":2.0,"iv":0.1531,"open_interest":1395.0,"volume":5.0,"delta":-0.6545,"gamma":0.0026,"vega":3.3631,"theta":-4.1165,"rho":-0.7526,"theo":89.3769,"change":-24.8,"open":58.88,"high":72.5,"low":58.88,"tick":"up","last_trade_price":72.5,"last_trade_time":"2026-02-18T15:59:36","percent_change":-25.4882,"prev_day_close":75.25},{"option":"SPXW260225C06920000","bid":29.2,"bid_size":4.0,"ask":29.6,"ask_size":9.0,"iv":0.1514,"open_interest":105.0,"volume":55.0,"delta":0.3306,"gamma":0.0026,"vega":3.3099,"theta":-4.0119,"rho":0.3664,"theo":29.5442,"change":7.7,"open":33.3,"high":49.0,"low":31.32,"tick":"up","last_trade_price":39.6,"last_trade_time":"2026-02-18T15:58:08","percent_change":24.1379,"prev_day_close":35.3500003814697},{"option":"SPXW260225P06920000","bid":91.6,"bid_size":2.0,"ask":92.2,"ask_size":1.0,"iv":0.1512,"open_interest":422.0,"volume":25.0,"delta":-0.6694,"gamma":0.0026,"vega":3.3099,"theta":-3.9906,"rho":-0.7696,"theo":92.1269,"change":-20.59,"open":96.2,"high":96.2,"low":56.8,"tick":"no_change","last_trade_price":79.51,"last_trade_time":"2026-02-18T14:36:10","percent_change":-20.5694,"prev_day_close":77.6500015258789},{"option":"SPXW260225C06925000","bid":27.0,"bid_size":3.0,"ask":27.4,"ask_size":12.0,"iv":0.1493,"open_interest":792.0,"volume":729.0,"delta":0.3156,"gamma":0.0026,"vega":3.2514,"theta":-3.8815,"rho":0.35,"theo":27.3762,"change":-5.15,"open":33.5,"high":45.6,"low":29.43,"tick":"down","last_trade_price":36.9,"last_trade_time":"2026-02-18T15:58:09","percent_change":-15.6773,"prev_day_close":32.8500003814697},{"option":"SPXW260225P06925000","bid":94.4,"bid_size":1.0,"ask":94.9,"ask_size":1.0,"iv":0.1492,"open_interest":132.0,"volume":51.0,"delta":-0.6844,"gamma":0.0026,"vega":3.2514,"theta":-3.8585,"rho":-0.7868,"theo":94.9554,"change":-20.3,"open":87.41,"high":97.3,"low":61.3,"tick":"down","last_trade_price":82.6,"last_trade_time":"2026-02-18T15:37:31","percent_change":-19.7279,"prev_day_close":80.1000022888184},{"option":"SPXW260225C06930000","bid":24.8,"bid_size":13.0,"ask":25.2,"ask_size":9.0,"iv":0.1473,"open_interest":134.0,"volume":138.0,"delta":0.3006,"gamma":0.0026,"vega":3.1863,"theta":-3.7445,"rho":0.3332,"theo":25.2853,"change":4.2,"open":29.19,"high":42.25,"low":26.6,"tick":"no_change","last_trade_price":31.9,"last_trade_time":"2026-02-18T16:07:19","percent_change":15.1625,"prev_day_close":30.3500003814697},{"option":"SPXW260225P06930000","bid":94.0,"bid_size":11.0,"ask":101.2,"ask_size":11.0,"iv":0.1478,"open_interest":50.0,"volume":37.0,"delta":-0.6994,"gamma":0.0026,"vega":3.1863,"theta":-3.7199,"rho":-0.8044,"theo":97.861,"change":-14.63,"open":104.6,"high":104.6,"low":63.45,"tick":"up","last_trade_price":91.52,"last_trade_time":"2026-02-18T15:19:06","percent_change":-13.7824,"prev_day_close":82.7000007629394},{"option":"SPXW260225C06935000","bid":22.8,"bid_size":4.0,"ask":23.2,"ask_size":13.0,"iv":0.1452,"open_interest":83.0,"volume":79.0,"delta":0.2854,"gamma":0.0025,"vega":3.1143,"theta":-3.6008,"rho":0.3163,"theo":23.2703,"change":4.09,"open":27.98,"high":40.82,"low":24.82,"tick":"no_change","last_trade_price":29.5,"last_trade_time":"2026-02-18T16:07:19","percent_change":15.9144,"prev_day_close":28.0500001907349},{"option":"SPXW260225P06935000","bid":97.0,"bid_size":11.0,"ask":104.1,"ask_size":11.0,"iv":0.146,"open_interest":32.0,"volume":9.0,"delta":-0.7145,"gamma":0.0025,"vega":3.1143,"theta":-3.5744,"rho":-0.8222,"theo":100.8426,"change":-18.55,"open":102.7,"high":102.7,"low":68.9,"tick":"up","last_trade_price":90.7,"last_trade_time":"2026-02-18T14:37:59","percent_change":-16.9794,"prev_day_close":85.2999992370606},{"option":"SPXW260225C06940000","bid":20.8,"bid_size":13.0,"ask":21.2,"ask_size":13.0,"iv":0.1432,"open_interest":130.0,"volume":84.0,"delta":0.2702,"gamma":0.0025,"vega":3.0369,"theta":-3.4501,"rho":0.2996,"theo":21.3286,"change":3.1,"open":25.02,"high":36.75,"low":22.57,"tick":"up","last_trade_price":26.9,"last_trade_time":"2026-02-18T16:11:49","percent_change":13.0252,"prev_day_close":25.75},{"option":"SPXW260225P06940000","bid":100.0,"bid_size":11.0,"ask":107.2,"ask_size":11.0,"iv":0.1438,"open_interest":154.0,"volume":61.0,"delta":-0.7297,"gamma":0.0025,"vega":3.0369,"theta":-3.422,"rho":-0.8398,"theo":103.8974,"change":-25.43,"open":69.36,"high":85.92,"low":68.47,"tick":"up","last_trade_price":85.92,"last_trade_time":"2026-02-18T15:59:57","percent_change":-22.8379,"prev_day_close":88.0499992370606},{"option":"SPXW260225C06945000","bid":18.9,"bid_size":13.0,"ask":19.3,"ask_size":3.0,"iv":0.1411,"open_interest":199.0,"volume":252.0,"delta":0.255,"gamma":0.0025,"vega":2.9542,"theta":-3.2925,"rho":0.2828,"theo":19.4581,"change":2.97,"open":24.0,"high":35.02,"low":20.82,"tick":"no_change","last_trade_price":24.87,"last_trade_time":"2026-02-18T16:12:17","percent_change":13.5616,"prev_day_close":23.5500001907349},{"option":"SPXW260225P06945000","bid":103.3,"bid_size":11.0,"ask":110.2,"ask_size":11.0,"iv":0.1417,"open_interest":27.0,"volume":1.0,"delta":-0.745,"gamma":0.0025,"vega":2.9542,"theta":-3.2627,"rho":-0.8573,"theo":107.0235,"change":-8.65,"open":74.11,"high":74.11,"low":74.11,"tick":"down","last_trade_price":74.11,"last_trade_time":"2026-02-18T11:26:52","percent_change":-9.52119,"prev_day_close":90.8499984741211},{"option":"SPXW260225C06950000","bid":17.2,"bid_size":11.0,"ask":17.6,"ask_size":14.0,"iv":0.1391,"open_interest":1268.0,"volume":2647.0,"delta":0.2396,"gamma":0.0024,"vega":2.8638,"theta":-3.1282,"rho":0.2656,"theo":17.6607,"change":4.68,"open":21.7,"high":33.0,"low":18.55,"tick":"no_change","last_trade_price":22.77,"last_trade_time":"2026-02-18T16:12:17","percent_change":21.8182,"prev_day_close":21.4499998092651},{"option":"SPXW260225P06950000","bid":103.3,"bid_size":1.0,"ask":116.1,"ask_size":3.0,"iv":0.1384,"open_interest":194.0,"volume":46.0,"delta":-0.7603,"gamma":0.0024,"vega":2.8638,"theta":-3.0967,"rho":-0.8753,"theo":110.2225,"change":-11.25,"open":88.59,"high":88.59,"low":73.65,"tick":"up","last_trade_price":82.1,"last_trade_time":"2026-02-18T13:45:59","percent_change":-11.9872,"prev_day_close":93.8500022888184},{"option":"SPXW260225C06955000","bid":15.5,"bid_size":14.0,"ask":15.9,"ask_size":14.0,"iv":0.1372,"open_interest":183.0,"volume":184.0,"delta":0.2242,"gamma":0.0024,"vega":2.7654,"theta":-2.9575,"rho":0.2484,"theo":15.9402,"change":2.43,"open":19.94,"high":29.95,"low":17.17,"tick":"up","last_trade_price":20.83,"last_trade_time":"2026-02-18T16:14:00","percent_change":13.2065,"prev_day_close":19.4499998092651},{"option":"SPXW260225P06955000","bid":107.7,"bid_size":1.0,"ask":120.3,"ask_size":11.0,"iv":0.1399,"open_interest":44.0,"volume":8.0,"delta":-0.7757,"gamma":0.0024,"vega":2.7654,"theta":-2.9244,"rho":-0.8934,"theo":113.4986,"change":-33.38,"open":120.12,"high":120.12,"low":76.62,"tick":"up","last_trade_price":88.57,"last_trade_time":"2026-02-18T15:58:06","percent_change":-27.3719,"prev_day_close":96.5},{"option":"SPXW260225C06960000","bid":13.9,"bid_size":14.0,"ask":14.3,"ask_size":14.0,"iv":0.1351,"open_interest":193.0,"volume":209.0,"delta":0.2089,"gamma":0.0023,"vega":2.6614,"theta":-2.7812,"rho":0.2316,"theo":14.2996,"change":2.12,"open":18.21,"high":27.4,"low":15.6,"tick":"no_change","last_trade_price":18.92,"last_trade_time":"2026-02-18T16:14:26","percent_change":12.619,"prev_day_close":17.5500001907349},{"option":"SPXW260225P06960000","bid":111.0,"bid_size":1.0,"ask":123.7,"ask_size":11.0,"iv":0.1378,"open_interest":124.0,"volume":76.0,"delta":-0.7911,"gamma":0.0023,"vega":2.6614,"theta":-2.7464,"rho":-0.9111,"theo":116.8546,"change":-45.16,"open":120.41,"high":120.41,"low":78.95,"tick":"no_change","last_trade_price":79.64,"last_trade_time":"2026-02-18T11:48:14","percent_change":-36.1859,"prev_day_close":99.4000015258789},{"option":"SPXW260225C06965000","bid":12.5,"bid_size":11.0,"ask":12.8,"ask_size":4.0,"iv":0.133,"open_interest":207.0,"volume":162.0,"delta":0.1936,"gamma":0.0022,"vega":2.5516,"theta":-2.6006,"rho":0.2146,"theo":12.7443,"change":1.77,"open":16.0,"high":25.55,"low":14.2,"tick":"no_change","last_trade_price":17.07,"last_trade_time":"2026-02-18T16:14:26","percent_change":11.5686,"prev_day_close":15.75},{"option":"SPXW260225P06965000","bid":114.4,"bid_size":1.0,"ask":127.2,"ask_size":11.0,"iv":0.1356,"open_interest":14.0,"volume":15.0,"delta":-0.8064,"gamma":0.0022,"vega":2.5516,"theta":-2.5641,"rho":-0.9289,"theo":120.2957,"change":-46.6,"open":106.34,"high":106.34,"low":80.8,"tick":"down","last_trade_price":80.8,"last_trade_time":"2026-02-18T13:00:36","percent_change":-36.5777,"prev_day_close":102.149997711182},{"option":"SPXW260225C06970000","bid":11.1,"bid_size":12.0,"ask":11.4,"ask_size":4.0,"iv":0.1311,"open_interest":1190.0,"volume":536.0,"delta":0.1784,"gamma":0.0022,"vega":2.4335,"theta":-2.4172,"rho":0.1975,"theo":11.2828,"change":1.54,"open":14.68,"high":23.8,"low":12.45,"tick":"up","last_trade_price":15.39,"last_trade_time":"2026-02-18T16:14:07","percent_change":11.1191,"prev_day_close":14.0999999046326},{"option":"SPXW260225P06970000","bid":118.0,"bid_size":1.0,"ask":130.9,"ask_size":11.0,"iv":0.1338,"open_interest":28.0,"volume":15.0,"delta":-0.8216,"gamma":0.0022,"vega":2.4335,"theta":-2.379,"rho":-0.9468,"theo":123.8308,"change":-32.11,"open":106.85,"high":106.85,"low":84.2,"tick":"no_change","last_trade_price":99.09,"last_trade_time":"2026-02-18T14:27:18","percent_change":-24.4741,"prev_day_close":105.799999237061},{"option":"SPXW260225C06975000","bid":9.8,"bid_size":12.0,"ask":10.1,"ask_size":4.0,"iv":0.129,"open_interest":303.0,"volume":216.0,"delta":0.1635,"gamma":0.0021,"vega":2.3098,"theta":-2.2327,"rho":0.1811,"theo":9.922,"change":1.01,"open":13.22,"high":22.1,"low":11.03,"tick":"no_change","last_trade_price":13.56,"last_trade_time":"2026-02-18T16:04:55","percent_change":8.04781,"prev_day_close":12.5},{"option":"SPXW260225P06975000","bid":121.8,"bid_size":1.0,"ask":134.5,"ask_size":11.0,"iv":0.1319,"open_interest":199.0,"volume":5.0,"delta":-0.8365,"gamma":0.0021,"vega":2.3098,"theta":-2.1928,"rho":-0.964,"theo":127.4665,"change":-14.07,"open":120.71,"high":122.74,"low":120.71,"tick":"down","last_trade_price":120.98,"last_trade_time":"2026-02-18T15:18:34","percent_change":-10.4184,"prev_day_close":109.199996948242},{"option":"SPXW260225C06980000","bid":8.6,"bid_size":17.0,"ask":8.9,"ask_size":4.0,"iv":0.127,"open_interest":1477.0,"volume":441.0,"delta":0.1489,"gamma":0.002,"vega":2.1832,"theta":-2.0495,"rho":0.165,"theo":8.667,"change":-0.6,"open":11.9,"high":19.5,"low":9.75,"tick":"up","last_trade_price":11.6,"last_trade_time":"2026-02-18T16:00:32","percent_change":-5.45455,"prev_day_close":11.0},{"option":"SPXW260225P06980000","bid":124.3,"bid_size":1.0,"ask":138.4,"ask_size":11.0,"iv":0.1273,"open_interest":56.0,"volume":1.0,"delta":-0.851,"gamma":0.002,"vega":2.1832,"theta":-2.0079,"rho":-0.9809,"theo":131.208,"change":-37.48,"open":101.97,"high":101.97,"low":101.97,"tick":"down","last_trade_price":101.97,"last_trade_time":"2026-02-18T14:07:04","percent_change":-26.877,"prev_day_close":112.700000762939},{"option":"SPXW260225C06985000","bid":7.5,"bid_size":17.0,"ask":7.8,"ask_size":2.0,"iv":0.125,"open_interest":240.0,"volume":222.0,"delta":0.1349,"gamma":0.0019,"vega":2.0516,"theta":-1.8699,"rho":0.1492,"theo":7.5247,"change":0.45,"open":12.06,"high":18.3,"low":9.1,"tick":"down","last_trade_price":10.5,"last_trade_time":"2026-02-18T16:13:58","percent_change":4.47761,"prev_day_close":9.65000009536743},{"option":"SPXW260225P06985000","bid":128.8,"bid_size":1.0,"ask":142.3,"ask_size":13.0,"iv":0.1268,"open_interest":10.0,"volume":0.0,"delta":-0.8651,"gamma":0.0019,"vega":2.0516,"theta":-1.8266,"rho":-0.9976,"theo":135.0623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.84,"last_trade_time":"2026-02-13T09:45:54","percent_change":0.0,"prev_day_close":115.700000762939},{"option":"SPXW260225C06990000","bid":6.5,"bid_size":19.0,"ask":6.8,"ask_size":2.0,"iv":0.123,"open_interest":369.0,"volume":394.0,"delta":0.1215,"gamma":0.0018,"vega":1.918,"theta":-1.6963,"rho":0.1344,"theo":6.4979,"change":1.94,"open":9.46,"high":15.71,"low":7.2,"tick":"down","last_trade_price":8.9,"last_trade_time":"2026-02-18T16:00:41","percent_change":21.7978,"prev_day_close":8.40000009536743},{"option":"SPXW260225P06990000","bid":132.7,"bid_size":1.0,"ask":146.3,"ask_size":13.0,"iv":0.1247,"open_interest":18.0,"volume":5.0,"delta":-0.8784,"gamma":0.0018,"vega":1.918,"theta":-1.6513,"rho":-1.0131,"theo":139.032,"change":-50.0,"open":106.16,"high":106.16,"low":96.4,"tick":"down","last_trade_price":96.4,"last_trade_time":"2026-02-18T13:00:36","percent_change":-34.153,"prev_day_close":120.5},{"option":"SPXW260225C06995000","bid":5.6,"bid_size":26.0,"ask":5.9,"ask_size":2.0,"iv":0.1211,"open_interest":954.0,"volume":346.0,"delta":0.1089,"gamma":0.0017,"vega":1.7861,"theta":-1.5311,"rho":0.1204,"theo":5.586,"change":-0.9,"open":13.65,"high":14.13,"low":6.3,"tick":"down","last_trade_price":8.1,"last_trade_time":"2026-02-18T16:03:25","percent_change":-12.4138,"prev_day_close":7.25},{"option":"SPXW260225P06995000","bid":136.7,"bid_size":1.0,"ask":150.4,"ask_size":13.0,"iv":0.1226,"open_interest":2.0,"volume":2.0,"delta":-0.891,"gamma":0.0017,"vega":1.7861,"theta":-1.4844,"rho":-1.0279,"theo":143.1167,"change":-48.67,"open":101.13,"high":101.13,"low":101.13,"tick":"up","last_trade_price":101.13,"last_trade_time":"2026-02-18T12:59:58","percent_change":-32.49,"prev_day_close":123.949996948242},{"option":"SPXW260225C07000000","bid":4.8,"bid_size":53.0,"ask":5.1,"ask_size":33.0,"iv":0.1193,"open_interest":2165.0,"volume":1672.0,"delta":0.0972,"gamma":0.0016,"vega":1.655,"theta":-1.3763,"rho":0.1073,"theo":4.7881,"change":0.05,"open":6.8,"high":13.24,"low":5.3,"tick":"no_change","last_trade_price":7.0,"last_trade_time":"2026-02-18T16:14:13","percent_change":0.719424,"prev_day_close":6.20000004768372},{"option":"SPXW260225P07000000","bid":140.8,"bid_size":1.0,"ask":154.6,"ask_size":3.0,"iv":0.1207,"open_interest":82.0,"volume":33.0,"delta":-0.9028,"gamma":0.0016,"vega":1.655,"theta":-1.3279,"rho":-1.0419,"theo":147.3153,"change":-35.13,"open":150.24,"high":150.24,"low":107.61,"tick":"no_change","last_trade_price":120.22,"last_trade_time":"2026-02-18T14:27:18","percent_change":-22.6135,"prev_day_close":128.249996185303},{"option":"SPXW260225C07005000","bid":4.1,"bid_size":67.0,"ask":4.4,"ask_size":56.0,"iv":0.1176,"open_interest":1204.0,"volume":201.0,"delta":0.0865,"gamma":0.0015,"vega":1.5279,"theta":-1.2334,"rho":0.0955,"theo":4.0981,"change":-0.15,"open":5.92,"high":11.25,"low":4.7,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-18T16:02:57","percent_change":-2.47934,"prev_day_close":5.25},{"option":"SPXW260225P07005000","bid":144.6,"bid_size":11.0,"ask":158.7,"ask_size":3.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9135,"gamma":0.0015,"vega":1.5279,"theta":-1.1833,"rho":-1.0545,"theo":151.6219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":132.050003051758},{"option":"SPXW260225C07010000","bid":3.5,"bid_size":43.0,"ask":3.7,"ask_size":35.0,"iv":0.1158,"open_interest":430.0,"volume":536.0,"delta":0.0768,"gamma":0.0014,"vega":1.4077,"theta":-1.1036,"rho":0.0847,"theo":3.5081,"change":2.37,"open":5.9,"high":10.0,"low":4.0,"tick":"up","last_trade_price":5.75,"last_trade_time":"2026-02-18T15:54:25","percent_change":53.2584,"prev_day_close":4.45000004768372},{"option":"SPXW260225P07010000","bid":149.7,"bid_size":1.0,"ask":163.2,"ask_size":3.0,"iv":0.1182,"open_interest":8.0,"volume":0.0,"delta":-0.9232,"gamma":0.0014,"vega":1.4077,"theta":-1.0518,"rho":-1.0662,"theo":156.0283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.24,"last_trade_time":"2026-02-17T11:37:50","percent_change":0.0,"prev_day_close":136.400001525879},{"option":"SPXW260225C07015000","bid":3.0,"bid_size":2.0,"ask":3.2,"ask_size":52.0,"iv":0.1146,"open_interest":2659.0,"volume":301.0,"delta":0.0681,"gamma":0.0013,"vega":1.2938,"theta":-0.9872,"rho":0.075,"theo":3.0093,"change":-0.6,"open":4.65,"high":9.24,"low":3.27,"tick":"up","last_trade_price":4.0,"last_trade_time":"2026-02-18T16:02:28","percent_change":-13.0435,"prev_day_close":3.69999992847443},{"option":"SPXW260225P07015000","bid":153.5,"bid_size":1.0,"ask":167.7,"ask_size":13.0,"iv":0.1145,"open_interest":1.0,"volume":1.0,"delta":-0.9318,"gamma":0.0013,"vega":1.2938,"theta":-0.9336,"rho":-1.0766,"theo":160.5261,"change":-24.46,"open":141.49,"high":141.49,"low":141.49,"tick":"down","last_trade_price":141.49,"last_trade_time":"2026-02-18T14:47:46","percent_change":-14.7394,"prev_day_close":140.900001525879},{"option":"SPXW260225C07020000","bid":2.5,"bid_size":8.0,"ask":2.65,"ask_size":13.0,"iv":0.1127,"open_interest":4115.0,"volume":698.0,"delta":0.0605,"gamma":0.0012,"vega":1.1881,"theta":-0.8838,"rho":0.0666,"theo":2.5902,"change":-0.425,"open":4.2,"high":7.7,"low":2.77,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T16:00:42","percent_change":-14.0496,"prev_day_close":3.02499997615814},{"option":"SPXW260225P07020000","bid":158.5,"bid_size":1.0,"ask":172.2,"ask_size":3.0,"iv":0.1151,"open_interest":12.0,"volume":2.0,"delta":-0.9395,"gamma":0.0012,"vega":1.1881,"theta":-0.8287,"rho":-1.0858,"theo":165.1035,"change":-52.27,"open":119.28,"high":119.43,"low":119.28,"tick":"up","last_trade_price":119.43,"last_trade_time":"2026-02-18T13:17:29","percent_change":-30.4426,"prev_day_close":145.050003051758},{"option":"SPXW260225C07025000","bid":2.1,"bid_size":8.0,"ask":2.25,"ask_size":8.0,"iv":0.1114,"open_interest":489.0,"volume":451.0,"delta":0.0538,"gamma":0.0011,"vega":1.0917,"theta":-0.793,"rho":0.0592,"theo":2.2396,"change":-0.7,"open":3.55,"high":6.66,"low":2.15,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-18T16:12:13","percent_change":-20.5882,"prev_day_close":2.5},{"option":"SPXW260225P07025000","bid":163.1,"bid_size":1.0,"ask":176.8,"ask_size":3.0,"iv":0.1141,"open_interest":80.0,"volume":0.0,"delta":-0.9462,"gamma":0.0011,"vega":1.0917,"theta":-0.7361,"rho":-1.0941,"theo":169.7495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.76,"last_trade_time":"2026-02-10T12:18:55","percent_change":0.0,"prev_day_close":149.5},{"option":"SPXW260225C07030000","bid":1.75,"bid_size":15.0,"ask":1.9,"ask_size":13.0,"iv":0.1101,"open_interest":792.0,"volume":676.0,"delta":0.0479,"gamma":0.001,"vega":1.0034,"theta":-0.7136,"rho":0.0526,"theo":1.9472,"change":1.425,"open":2.79,"high":5.9,"low":1.8,"tick":"no_change","last_trade_price":2.0,"last_trade_time":"2026-02-18T16:00:44","percent_change":70.3704,"prev_day_close":2.02499997615814},{"option":"SPXW260225P07030000","bid":167.6,"bid_size":1.0,"ask":181.1,"ask_size":2.0,"iv":0.1104,"open_interest":1.0,"volume":0.0,"delta":-0.952,"gamma":0.001,"vega":1.0034,"theta":-0.655,"rho":-1.1015,"theo":174.4536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":103.53,"last_trade_time":"2026-02-09T10:50:00","percent_change":0.0,"prev_day_close":154.050003051758},{"option":"SPXW260225C07035000","bid":1.45,"bid_size":15.0,"ask":1.6,"ask_size":13.0,"iv":0.1089,"open_interest":559.0,"volume":625.0,"delta":0.0428,"gamma":0.0009,"vega":0.9229,"theta":-0.6441,"rho":0.0471,"theo":1.7023,"change":-0.925,"open":3.35,"high":5.2,"low":1.45,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T16:00:47","percent_change":-37.3737,"prev_day_close":1.57499998807907},{"option":"SPXW260225P07035000","bid":172.3,"bid_size":1.0,"ask":185.8,"ask_size":2.0,"iv":0.1092,"open_interest":0.0,"volume":0.0,"delta":-0.9571,"gamma":0.0009,"vega":0.9229,"theta":-0.5838,"rho":-1.1079,"theo":179.2053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":158.199996948242},{"option":"SPXW260225C07040000","bid":1.2,"bid_size":16.0,"ask":1.35,"ask_size":42.0,"iv":0.1079,"open_interest":1229.0,"volume":794.0,"delta":0.0384,"gamma":0.0008,"vega":0.8503,"theta":-0.5832,"rho":0.0421,"theo":1.496,"change":0.07,"open":2.36,"high":4.2,"low":1.15,"tick":"no_change","last_trade_price":1.45,"last_trade_time":"2026-02-18T16:13:59","percent_change":5.6,"prev_day_close":1.25},{"option":"SPXW260225P07040000","bid":177.0,"bid_size":1.0,"ask":190.9,"ask_size":3.0,"iv":0.1104,"open_interest":1.0,"volume":1.0,"delta":-0.9616,"gamma":0.0008,"vega":0.8503,"theta":-0.5212,"rho":-1.1136,"theo":183.9954,"change":-51.59,"open":137.96,"high":137.96,"low":137.96,"tick":"up","last_trade_price":137.96,"last_trade_time":"2026-02-18T11:10:50","percent_change":-27.2171,"prev_day_close":163.399993896484},{"option":"SPXW260225C07045000","bid":1.0,"bid_size":16.0,"ask":1.15,"ask_size":73.0,"iv":0.1071,"open_interest":563.0,"volume":500.0,"delta":0.0345,"gamma":0.0008,"vega":0.7843,"theta":-0.5295,"rho":0.0378,"theo":1.3209,"change":-0.8,"open":2.37,"high":3.67,"low":0.9,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-18T16:00:44","percent_change":-45.7143,"prev_day_close":0.974999994039536},{"option":"SPXW260225P07045000","bid":181.7,"bid_size":1.0,"ask":195.7,"ask_size":4.0,"iv":0.1092,"open_interest":0.0,"volume":0.0,"delta":-0.9655,"gamma":0.0008,"vega":0.7843,"theta":-0.4658,"rho":-1.1188,"theo":188.8169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":167.349998474121},{"option":"SPXW260225C07050000","bid":0.85,"bid_size":6.0,"ask":0.95,"ask_size":59.0,"iv":0.1063,"open_interest":3026.0,"volume":1082.0,"delta":0.031,"gamma":0.0007,"vega":0.7239,"theta":-0.4818,"rho":0.034,"theo":1.1709,"change":-0.825,"open":1.6,"high":3.12,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T15:59:48","percent_change":-55.9322,"prev_day_close":0.775000005960464},{"option":"SPXW260225P07050000","bid":186.4,"bid_size":1.0,"ask":200.2,"ask_size":1.0,"iv":0.1045,"open_interest":13.0,"volume":0.0,"delta":-0.9689,"gamma":0.0007,"vega":0.7239,"theta":-0.4164,"rho":-1.1234,"theo":193.6634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":202.28,"last_trade_time":"2026-02-17T11:24:24","percent_change":0.0,"prev_day_close":172.299995422363},{"option":"SPXW260225C07055000","bid":0.7,"bid_size":7.0,"ask":0.8,"ask_size":14.0,"iv":0.1056,"open_interest":774.0,"volume":865.0,"delta":0.028,"gamma":0.0006,"vega":0.6684,"theta":-0.439,"rho":0.0307,"theo":1.0407,"change":-0.505,"open":1.37,"high":2.57,"low":0.55,"tick":"up","last_trade_price":0.72,"last_trade_time":"2026-02-18T16:09:43","percent_change":-41.2245,"prev_day_close":0.599999994039536},{"option":"SPXW260225P07055000","bid":191.1,"bid_size":1.0,"ask":205.3,"ask_size":2.0,"iv":0.1047,"open_interest":0.0,"volume":0.0,"delta":-0.972,"gamma":0.0006,"vega":0.6684,"theta":-0.3719,"rho":-1.1276,"theo":198.5298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":176.699996948242},{"option":"SPXW260225C07060000","bid":0.55,"bid_size":109.0,"ask":0.65,"ask_size":8.0,"iv":0.1043,"open_interest":1743.0,"volume":683.0,"delta":0.0253,"gamma":0.0006,"vega":0.6173,"theta":-0.4003,"rho":0.0276,"theo":0.9267,"change":0.515,"open":1.1,"high":2.26,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:59:30","percent_change":108.421,"prev_day_close":0.474999994039536},{"option":"SPXW260225P07060000","bid":196.1,"bid_size":1.0,"ask":210.2,"ask_size":2.0,"iv":0.1058,"open_interest":1.0,"volume":0.0,"delta":-0.9747,"gamma":0.0006,"vega":0.6173,"theta":-0.3315,"rho":-1.1314,"theo":203.4123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.3,"last_trade_time":"2026-01-30T16:00:01","percent_change":0.0,"prev_day_close":182.349998474121},{"option":"SPXW260225C07065000","bid":0.5,"bid_size":9.0,"ask":0.55,"ask_size":8.0,"iv":0.1044,"open_interest":769.0,"volume":830.0,"delta":0.0228,"gamma":0.0005,"vega":0.57,"theta":-0.365,"rho":0.0249,"theo":0.8261,"change":0.425,"open":1.0,"high":1.61,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:59:06","percent_change":113.333,"prev_day_close":0.375},{"option":"SPXW260225P07065000","bid":201.1,"bid_size":1.0,"ask":215.0,"ask_size":1.0,"iv":0.1104,"open_interest":0.0,"volume":0.0,"delta":-0.9772,"gamma":0.0005,"vega":0.57,"theta":-0.2946,"rho":-1.135,"theo":208.3082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":187.299995422363},{"option":"SPXW260225C07070000","bid":0.4,"bid_size":18.0,"ask":0.5,"ask_size":16.0,"iv":0.1043,"open_interest":1333.0,"volume":327.0,"delta":0.0206,"gamma":0.0005,"vega":0.526,"theta":-0.3327,"rho":0.0224,"theo":0.7368,"change":-0.23,"open":0.85,"high":1.52,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:59:48","percent_change":-32.8571,"prev_day_close":0.299999997019768},{"option":"SPXW260225P07070000","bid":203.2,"bid_size":1.0,"ask":222.7,"ask_size":1.0,"iv":0.105,"open_interest":4.0,"volume":0.0,"delta":-0.9794,"gamma":0.0005,"vega":0.526,"theta":-0.2606,"rho":-1.1382,"theo":213.2154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.38,"last_trade_time":"2026-02-03T15:20:13","percent_change":0.0,"prev_day_close":192.300003051758},{"option":"SPXW260225C07075000","bid":0.35,"bid_size":10.0,"ask":0.45,"ask_size":16.0,"iv":0.1047,"open_interest":1994.0,"volume":824.0,"delta":0.0186,"gamma":0.0004,"vega":0.4849,"theta":-0.303,"rho":0.0203,"theo":0.6569,"change":-0.3,"open":0.67,"high":1.21,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:59:06","percent_change":-50.0,"prev_day_close":0.225000001490116},{"option":"SPXW260225P07075000","bid":208.5,"bid_size":1.0,"ask":227.6,"ask_size":1.0,"iv":0.1101,"open_interest":1.0,"volume":0.0,"delta":-0.9814,"gamma":0.0004,"vega":0.4849,"theta":-0.2292,"rho":-1.1413,"theo":218.1321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":171.27,"last_trade_time":"2026-02-06T13:22:24","percent_change":0.0,"prev_day_close":197.150001525879},{"option":"SPXW260225C07080000","bid":0.3,"bid_size":9.0,"ask":0.35,"ask_size":8.0,"iv":0.104,"open_interest":514.0,"volume":410.0,"delta":0.0167,"gamma":0.0004,"vega":0.4465,"theta":-0.2756,"rho":0.0182,"theo":0.5853,"change":-0.35,"open":0.6,"high":1.02,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:59:53","percent_change":-70.0,"prev_day_close":0.200000002980232},{"option":"SPXW260225P07080000","bid":213.4,"bid_size":1.0,"ask":232.5,"ask_size":1.0,"iv":0.1094,"open_interest":7.0,"volume":0.0,"delta":-0.9832,"gamma":0.0004,"vega":0.4465,"theta":-0.2001,"rho":-1.1441,"theo":223.057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.6,"last_trade_time":"2026-01-29T16:02:18","percent_change":0.0,"prev_day_close":202.399993896484},{"option":"SPXW260225C07085000","bid":0.25,"bid_size":10.0,"ask":0.35,"ask_size":16.0,"iv":0.1049,"open_interest":594.0,"volume":478.0,"delta":0.0151,"gamma":0.0004,"vega":0.4108,"theta":-0.2504,"rho":0.0164,"theo":0.5211,"change":-0.175,"open":0.5,"high":0.8,"low":0.15,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:04:31","percent_change":-41.1765,"prev_day_close":0.175000004470348},{"option":"SPXW260225P07085000","bid":218.4,"bid_size":1.0,"ask":237.5,"ask_size":1.0,"iv":0.1116,"open_interest":0.0,"volume":0.0,"delta":-0.9849,"gamma":0.0004,"vega":0.4108,"theta":-0.1731,"rho":-1.1468,"theo":227.9893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":206.849998474121},{"option":"SPXW260225C07090000","bid":0.2,"bid_size":19.0,"ask":0.3,"ask_size":17.0,"iv":0.1046,"open_interest":624.0,"volume":573.0,"delta":0.0136,"gamma":0.0003,"vega":0.3774,"theta":-0.2271,"rho":0.0147,"theo":0.4635,"change":-0.2,"open":0.4,"high":0.78,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:59:40","percent_change":-57.1429,"prev_day_close":0.175000004470348},{"option":"SPXW260225P07090000","bid":223.2,"bid_size":1.0,"ask":242.3,"ask_size":1.0,"iv":0.1062,"open_interest":0.0,"volume":0.0,"delta":-0.9864,"gamma":0.0003,"vega":0.3774,"theta":-0.1482,"rho":-1.1493,"theo":232.9283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":211.650001525879},{"option":"SPXW260225C07100000","bid":0.15,"bid_size":20.0,"ask":0.25,"ask_size":17.0,"iv":0.1057,"open_interest":1301.0,"volume":1091.0,"delta":0.0109,"gamma":0.0003,"vega":0.3173,"theta":-0.186,"rho":0.0119,"theo":0.3655,"change":-0.05,"open":0.36,"high":0.58,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:35","percent_change":-20.0,"prev_day_close":0.150000002235174},{"option":"SPXW260225P07100000","bid":233.3,"bid_size":1.0,"ask":252.4,"ask_size":1.0,"iv":0.1146,"open_interest":16.0,"volume":0.0,"delta":-0.989,"gamma":0.0003,"vega":0.3173,"theta":-0.1036,"rho":-1.1537,"theo":242.8234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":161.47,"last_trade_time":"2026-02-11T10:11:43","percent_change":0.0,"prev_day_close":223.0},{"option":"SPXW260225C07110000","bid":0.1,"bid_size":21.0,"ask":0.2,"ask_size":18.0,"iv":0.106,"open_interest":305.0,"volume":300.0,"delta":0.0088,"gamma":0.0002,"vega":0.2654,"theta":-0.1514,"rho":0.0095,"theo":0.287,"change":0.0,"open":0.25,"high":0.45,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:59:12","percent_change":-1.49012e-6,"prev_day_close":0.150000002235174},{"option":"SPXW260225P07110000","bid":243.3,"bid_size":1.0,"ask":262.4,"ask_size":1.0,"iv":0.1189,"open_interest":0.0,"volume":0.0,"delta":-0.9912,"gamma":0.0002,"vega":0.2654,"theta":-0.0656,"rho":-1.1578,"theo":252.7379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":232.150001525879},{"option":"SPXW260225C07120000","bid":0.1,"bid_size":20.0,"ask":0.2,"ask_size":87.0,"iv":0.1097,"open_interest":351.0,"volume":336.0,"delta":0.007,"gamma":0.0002,"vega":0.221,"theta":-0.1225,"rho":0.0076,"theo":0.2245,"change":-0.1,"open":0.13,"high":0.3,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:41","percent_change":-66.6667,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07120000","bid":253.2,"bid_size":1.0,"ask":272.3,"ask_size":1.0,"iv":0.1189,"open_interest":0.0,"volume":0.0,"delta":-0.9929,"gamma":0.0002,"vega":0.221,"theta":-0.0334,"rho":-1.1613,"theo":262.6685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":242.900001525879},{"option":"SPXW260225C07125000","bid":0.1,"bid_size":11.0,"ask":0.2,"ask_size":115.0,"iv":0.1115,"open_interest":284.0,"volume":91.0,"delta":0.0062,"gamma":0.0002,"vega":0.2013,"theta":-0.11,"rho":0.0068,"theo":0.1983,"change":-0.1,"open":0.17,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:49","percent_change":-66.6667,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07125000","bid":258.2,"bid_size":1.0,"ask":277.3,"ask_size":1.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.9937,"gamma":0.0002,"vega":0.2013,"theta":-0.0192,"rho":-1.163,"theo":267.6388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.499992370605},{"option":"SPXW260225C07130000","bid":0.05,"bid_size":137.0,"ask":0.15,"ask_size":11.0,"iv":0.1087,"open_interest":202.0,"volume":162.0,"delta":0.0056,"gamma":0.0001,"vega":0.1831,"theta":-0.0987,"rho":0.006,"theo":0.1751,"change":-0.075,"open":0.17,"high":0.25,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:59:48","percent_change":-60.0,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07130000","bid":263.2,"bid_size":1.0,"ask":282.3,"ask_size":1.0,"iv":0.1232,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0001,"vega":0.1831,"theta":-0.0062,"rho":-1.1645,"theo":272.6121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":253.75},{"option":"SPXW260225C07140000","bid":0.05,"bid_size":22.0,"ask":0.15,"ask_size":12.0,"iv":0.1122,"open_interest":45.0,"volume":10.0,"delta":0.0044,"gamma":0.0001,"vega":0.1514,"theta":-0.0792,"rho":0.0048,"theo":0.1363,"change":-0.025,"open":0.18,"high":0.18,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:20:11","percent_change":-20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07140000","bid":273.2,"bid_size":1.0,"ask":292.3,"ask_size":1.0,"iv":0.1274,"open_interest":0.0,"volume":0.0,"delta":-0.9955,"gamma":0.0001,"vega":0.1514,"theta":0.0,"rho":-1.1674,"theo":282.5664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":262.549995422363},{"option":"SPXW260225C07150000","bid":0.05,"bid_size":21.0,"ask":0.15,"ask_size":21.0,"iv":0.1157,"open_interest":1640.0,"volume":43.0,"delta":0.0035,"gamma":0.0001,"vega":0.1248,"theta":-0.0634,"rho":0.0038,"theo":0.106,"change":0.0,"open":0.13,"high":0.13,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:58:21","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07150000","bid":283.2,"bid_size":1.0,"ask":302.3,"ask_size":1.0,"iv":0.1316,"open_interest":3.0,"volume":0.0,"delta":-0.9964,"gamma":0.0001,"vega":0.1248,"theta":0.0,"rho":-1.17,"theo":292.5292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.72,"last_trade_time":"2026-02-02T12:12:56","percent_change":0.0,"prev_day_close":271.850006103516},{"option":"SPXW260225C07160000","bid":0.05,"bid_size":21.0,"ask":0.15,"ask_size":22.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":0.0028,"gamma":0.0001,"vega":0.1032,"theta":-0.051,"rho":0.003,"theo":0.083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225P07160000","bid":293.2,"bid_size":1.0,"ask":312.3,"ask_size":1.0,"iv":0.1358,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0001,"vega":0.1027,"theta":0.0,"rho":-1.1725,"theo":302.4989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260225C07175000","bid":0.05,"bid_size":20.0,"ask":0.15,"ask_size":53.0,"iv":0.1242,"open_interest":275.0,"volume":32.0,"delta":0.002,"gamma":0.0001,"vega":0.0772,"theta":-0.0365,"rho":0.0021,"theo":0.0574,"change":-0.005,"open":0.08,"high":0.14,"low":0.05,"tick":"up","last_trade_price":0.07,"last_trade_time":"2026-02-18T15:59:42","percent_change":-6.66667,"prev_day_close":0.100000003352761},{"option":"SPXW260225P07175000","bid":308.2,"bid_size":1.0,"ask":327.3,"ask_size":1.0,"iv":0.142,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0001,"vega":0.0768,"theta":0.0,"rho":-1.1758,"theo":317.463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":297.449996948242},{"option":"SPXW260225C07200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":12.0,"iv":0.1247,"open_interest":850.0,"volume":28.0,"delta":0.0011,"gamma":0.0,"vega":0.0482,"theta":-0.0215,"rho":0.0012,"theo":0.0321,"change":0.025,"open":0.08,"high":0.11,"low":0.08,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:50:37","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260225P07200000","bid":333.2,"bid_size":1.0,"ask":352.3,"ask_size":1.0,"iv":0.1525,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0482,"theta":0.0,"rho":-1.1808,"theo":342.4206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":323.349990844727},{"option":"SPXW260225C07225000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":14.0,"iv":0.1328,"open_interest":271.0,"volume":18.0,"delta":0.0007,"gamma":0.0,"vega":0.0317,"theta":-0.0136,"rho":0.0008,"theo":0.0194,"change":0.05,"open":0.08,"high":0.1,"low":0.06,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:16:38","percent_change":100.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260225P07225000","bid":358.1,"bid_size":1.0,"ask":377.2,"ask_size":1.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0317,"theta":0.0,"rho":-1.1854,"theo":367.3906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":346.75},{"option":"SPXW260225C07250000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":15.0,"iv":0.1408,"open_interest":549.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0222,"theta":-0.0094,"rho":0.0005,"theo":0.013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-13T12:14:49","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260225P07250000","bid":383.1,"bid_size":1.0,"ask":402.2,"ask_size":1.0,"iv":0.1675,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0222,"theta":0.0,"rho":-1.1897,"theo":392.3669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.449996948242},{"option":"SPXW260225C07275000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":16.0,"iv":0.1487,"open_interest":529.0,"volume":1.0,"delta":0.0003,"gamma":0.0,"vega":0.0167,"theta":-0.007,"rho":0.0004,"theo":0.0095,"change":0.06,"open":0.11,"high":0.11,"low":0.11,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-02-18T09:30:46","percent_change":120.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07275000","bid":408.1,"bid_size":1.0,"ask":427.2,"ask_size":1.0,"iv":0.1778,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0167,"theta":0.0,"rho":-1.194,"theo":417.3461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":289.69,"last_trade_time":"2026-02-09T14:27:42","percent_change":0.0,"prev_day_close":396.75},{"option":"SPXW260225C07300000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1566,"open_interest":125.0,"volume":11.0,"delta":0.0003,"gamma":0.0,"vega":0.0132,"theta":-0.0056,"rho":0.0003,"theo":0.0075,"change":0.01,"open":0.06,"high":0.06,"low":0.06,"tick":"no_change","last_trade_price":0.06,"last_trade_time":"2026-02-18T14:51:42","percent_change":20.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07300000","bid":433.0,"bid_size":1.0,"ask":452.1,"ask_size":1.0,"iv":0.1808,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0132,"theta":0.0,"rho":-1.1982,"theo":442.3267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":314.42,"last_trade_time":"2026-02-09T14:27:42","percent_change":0.0,"prev_day_close":421.899993896484},{"option":"SPXW260225C07325000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1644,"open_interest":59.0,"volume":10.0,"delta":0.0002,"gamma":0.0,"vega":0.0107,"theta":-0.0047,"rho":0.0002,"theo":0.0062,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:51:42","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07325000","bid":458.0,"bid_size":1.0,"ask":477.1,"ask_size":1.0,"iv":0.191,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0107,"theta":0.0,"rho":-1.2023,"theo":467.3081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.449996948242},{"option":"SPXW260225C07350000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.1721,"open_interest":122.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.009,"theta":-0.004,"rho":0.0002,"theo":0.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-11T09:30:11","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07350000","bid":483.0,"bid_size":1.0,"ask":502.1,"ask_size":1.0,"iv":0.2012,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":-1.2065,"theo":492.2898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.100006103516},{"option":"SPXW260225C07375000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.1798,"open_interest":17.0,"volume":1.0,"delta":0.0001,"gamma":0.0,"vega":0.0076,"theta":-0.0035,"rho":0.0002,"theo":0.0045,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:47:26","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07375000","bid":507.8,"bid_size":1.0,"ask":526.9,"ask_size":1.0,"iv":0.1877,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":-1.2106,"theo":517.2717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":497.699996948242},{"option":"SPXW260225C07400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.1875,"open_interest":357.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0065,"theta":-0.0031,"rho":0.0001,"theo":0.0039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.11,"last_trade_time":"2026-02-13T10:49:16","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07400000","bid":532.9,"bid_size":1.0,"ask":552.0,"ask_size":1.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0065,"theta":0.0,"rho":-1.2147,"theo":542.2538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":522.699981689453},{"option":"SPXW260225C07425000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":63.0,"iv":0.1946,"open_interest":1.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0056,"theta":-0.0027,"rho":0.0001,"theo":0.0035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-06T09:46:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07425000","bid":557.9,"bid_size":1.0,"ask":577.0,"ask_size":1.0,"iv":0.2227,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0056,"theta":0.0,"rho":-1.2188,"theo":567.236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.049987792969},{"option":"SPXW260225C07450000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":22.0,"iv":0.1916,"open_interest":8.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0049,"theta":-0.0024,"rho":0.0001,"theo":0.0031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-04T10:27:14","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07450000","bid":582.9,"bid_size":1.0,"ask":602.0,"ask_size":1.0,"iv":0.2329,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0048,"theta":0.0,"rho":-1.223,"theo":592.2183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.350006103516},{"option":"SPXW260225C07500000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":23.0,"iv":0.2059,"open_interest":112.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0037,"theta":-0.0019,"rho":0.0001,"theo":0.0024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-11T15:59:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07500000","bid":632.9,"bid_size":1.0,"ask":652.0,"ask_size":1.0,"iv":0.2531,"open_interest":2.0,"volume":2.0,"delta":-0.9999,"gamma":0.0,"vega":0.0037,"theta":0.0,"rho":-1.2312,"theo":642.183,"change":-55.38,"open":592.92,"high":592.92,"low":592.92,"tick":"down","last_trade_price":592.92,"last_trade_time":"2026-02-18T12:57:23","percent_change":-8.54234,"prev_day_close":621.899993896484},{"option":"SPXW260225C07600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":24.0,"iv":0.2339,"open_interest":9.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0023,"theta":-0.0013,"rho":0.0,"theo":0.0016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T12:54:12","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07600000","bid":732.8,"bid_size":1.0,"ask":751.9,"ask_size":1.0,"iv":0.2829,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":-1.2476,"theo":742.1128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":721.899993896484},{"option":"SPXW260225C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":26.0,"iv":0.2887,"open_interest":12.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0006,"rho":0.0,"theo":0.0008,"change":-0.02,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T12:47:26","percent_change":-40.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P07800000","bid":932.6,"bid_size":1.0,"ask":951.7,"ask_size":1.0,"iv":0.3371,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":-1.2805,"theo":941.9733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":922.75},{"option":"SPXW260225C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":28.0,"iv":0.3408,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0004,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P08000000","bid":1132.5,"bid_size":1.0,"ask":1151.6,"ask_size":1.0,"iv":0.4035,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-1.3133,"theo":1141.8343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1123.0},{"option":"SPXW260225C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":63.0,"iv":0.3908,"open_interest":50.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0002,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T10:15:59","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P08200000","bid":1332.4,"bid_size":1.0,"ask":1351.5,"ask_size":1.0,"iv":0.4683,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-1.3462,"theo":1341.6955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1321.79998779297},{"option":"SPXW260225C08400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":67.0,"iv":0.4395,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-13T10:53:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P08400000","bid":1532.2,"bid_size":1.0,"ask":1551.3,"ask_size":1.0,"iv":0.5125,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-1.379,"theo":1541.5568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1522.09997558594},{"option":"SPXW260225C08600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":63.0,"iv":0.4866,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P08600000","bid":1732.1,"bid_size":1.0,"ask":1751.2,"ask_size":1.0,"iv":0.5749,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":-1.4118,"theo":1741.418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1720.75},{"option":"SPXW260225C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":64.0,"iv":0.5324,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P08800000","bid":1932.0,"bid_size":1.0,"ask":1951.1,"ask_size":1.0,"iv":0.6358,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":-1.4447,"theo":1941.2793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1922.09997558594},{"option":"SPXW260225C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":66.0,"iv":0.5772,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260225P09000000","bid":2131.8,"bid_size":1.0,"ask":2150.9,"ask_size":1.0,"iv":0.6727,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0,"theta":0.0,"rho":-1.4775,"theo":2141.1407,"change":9.5199,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.448958,"prev_day_close":2120.45007324219},{"option":"SPXW260226C02800000","bid":4049.2,"bid_size":2.0,"ask":4064.3,"ask_size":1.0,"iv":2.3938,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":0.5362,"theo":4054.8519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.05004882812},{"option":"SPXW260226P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":300.0,"iv":1.7049,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0016,"theta":-0.0111,"rho":0.0,"theo":0.0143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-02T15:53:46","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226C03000000","bid":3845.4,"bid_size":1.0,"ask":3864.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0021,"theta":0.0,"rho":0.5745,"theo":3855.0174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3940.6,"last_trade_time":"2026-01-30T11:15:57","percent_change":0.0,"prev_day_close":3873.79992675781},{"option":"SPXW260226P03000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":308.0,"iv":1.5778,"open_interest":3.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0021,"theta":-0.0138,"rho":-0.0001,"theo":0.0181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-05T10:27:52","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226C03200000","bid":3649.5,"bid_size":2.0,"ask":3664.6,"ask_size":1.0,"iv":2.054,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0028,"theta":0.0,"rho":0.6128,"theo":3655.1839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.10009765625},{"option":"SPXW260226P03200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":200.0,"iv":1.4589,"open_interest":3.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0028,"theta":-0.0172,"rho":-0.0001,"theo":0.0228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T10:16:46","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C03400000","bid":3445.7,"bid_size":1.0,"ask":3464.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0036,"theta":0.0,"rho":0.6511,"theo":3455.3516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3474.65002441406},{"option":"SPXW260226P03400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":50.0,"iv":1.3471,"open_interest":1.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0036,"theta":-0.0213,"rho":-0.0001,"theo":0.0287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-03T12:37:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C03600000","bid":3249.9,"bid_size":2.0,"ask":3265.0,"ask_size":1.0,"iv":1.7641,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0048,"theta":0.0,"rho":0.6893,"theo":3255.5208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.25},{"option":"SPXW260226P03600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":50.0,"iv":1.2416,"open_interest":4.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0048,"theta":-0.0264,"rho":-0.0002,"theo":0.0362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C03800000","bid":3050.1,"bid_size":2.0,"ask":3065.1,"ask_size":1.0,"iv":1.6256,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0062,"theta":0.0,"rho":0.7276,"theo":3055.692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.44995117188},{"option":"SPXW260226P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":50.0,"iv":1.1416,"open_interest":95.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0062,"theta":-0.0326,"rho":-0.0002,"theo":0.0455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:33:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C04000000","bid":2850.2,"bid_size":2.0,"ask":2865.3,"ask_size":1.0,"iv":1.4939,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0082,"theta":0.0,"rho":0.7658,"theo":2855.8656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2875.60009765625},{"option":"SPXW260226P04000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":192.0,"iv":1.094,"open_interest":30.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0081,"theta":-0.0403,"rho":-0.0003,"theo":0.0574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T11:49:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C04200000","bid":2650.4,"bid_size":2.0,"ask":2665.4,"ask_size":1.0,"iv":1.3684,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0107,"theta":0.0,"rho":0.804,"theo":2656.0425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2674.90002441406},{"option":"SPXW260226P04200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":175.0,"iv":0.9994,"open_interest":6.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0107,"theta":-0.05,"rho":-0.0004,"theo":0.0727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-13T10:19:50","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226C04400000","bid":2446.5,"bid_size":1.0,"ask":2465.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0142,"theta":0.0,"rho":0.8422,"theo":2456.2237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2476.14990234375},{"option":"SPXW260226P04400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":108.0,"iv":0.9095,"open_interest":287.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0142,"theta":-0.0622,"rho":-0.0005,"theo":0.0925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-17T10:30:59","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226C04600000","bid":2246.7,"bid_size":1.0,"ask":2265.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0189,"theta":0.0,"rho":0.8803,"theo":2256.4108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2276.15002441406},{"option":"SPXW260226P04600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":71.0,"iv":0.8231,"open_interest":428.0,"volume":300.0,"delta":-0.0006,"gamma":0.0,"vega":0.0189,"theta":-0.0772,"rho":-0.0007,"theo":0.1176,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:27:29","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226C04800000","bid":2046.9,"bid_size":1.0,"ask":2066.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0252,"theta":0.0,"rho":0.9183,"theo":2056.6057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2075.14990234375},{"option":"SPXW260226P04800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":43.0,"iv":0.7399,"open_interest":165.0,"volume":23.0,"delta":-0.0007,"gamma":0.0,"vega":0.0252,"theta":-0.0959,"rho":-0.001,"theo":0.1502,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T11:11:24","percent_change":-42.8571,"prev_day_close":0.0500000007450581},{"option":"SPXW260226C05000000","bid":1851.0,"bid_size":2.0,"ask":1866.3,"ask_size":1.0,"iv":0.9238,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0343,"theta":0.0,"rho":0.9562,"theo":1856.8117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1875.59997558594},{"option":"SPXW260226P05000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":50.0,"iv":0.6793,"open_interest":78.0,"volume":5.0,"delta":-0.001,"gamma":0.0,"vega":0.0342,"theta":-0.1204,"rho":-0.0013,"theo":0.1942,"change":-0.05,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:39:13","percent_change":-20.0,"prev_day_close":0.150000002235174},{"option":"SPXW260226C05200000","bid":1651.2,"bid_size":2.0,"ask":1666.4,"ask_size":1.0,"iv":0.8197,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.047,"theta":0.0,"rho":0.994,"theo":1657.0337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1676.54998779297},{"option":"SPXW260226P05200000","bid":0.1,"bid_size":221.0,"ask":0.2,"ask_size":50.0,"iv":0.6332,"open_interest":905.0,"volume":7.0,"delta":-0.0014,"gamma":0.0,"vega":0.047,"theta":-0.1527,"rho":-0.0019,"theo":0.2552,"change":-0.225,"open":0.2,"high":0.2,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:20:27","percent_change":-60.0,"prev_day_close":0.175000000745058},{"option":"SPXW260226C05400000","bid":1447.5,"bid_size":1.0,"ask":1466.6,"ask_size":1.0,"iv":0.5386,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0659,"theta":0.0,"rho":1.0315,"theo":1457.2799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1475.84997558594},{"option":"SPXW260226P05400000","bid":0.2,"bid_size":170.0,"ask":0.3,"ask_size":50.0,"iv":0.5773,"open_interest":563.0,"volume":20.0,"delta":-0.0021,"gamma":0.0,"vega":0.0658,"theta":-0.1949,"rho":-0.0027,"theo":0.3392,"change":-0.295,"open":0.39,"high":0.39,"low":0.23,"tick":"down","last_trade_price":0.23,"last_trade_time":"2026-02-18T13:11:02","percent_change":-56.1905,"prev_day_close":0.250000007450581},{"option":"SPXW260226C05500000","bid":1347.7,"bid_size":1.0,"ask":1366.8,"ask_size":1.0,"iv":0.532,"open_interest":1.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0787,"theta":0.0,"rho":1.0501,"theo":1357.4166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1325.0,"last_trade_time":"2026-02-13T09:38:21","percent_change":0.0,"prev_day_close":1376.54998779297},{"option":"SPXW260226P05500000","bid":0.25,"bid_size":189.0,"ask":0.4,"ask_size":115.0,"iv":0.5494,"open_interest":232.0,"volume":53.0,"delta":-0.0025,"gamma":0.0,"vega":0.0785,"theta":-0.2217,"rho":-0.0032,"theo":0.3948,"change":-0.275,"open":0.4,"high":0.45,"low":0.3,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:40:42","percent_change":-44.0,"prev_day_close":0.299999997019768},{"option":"SPXW260226C05600000","bid":1247.9,"bid_size":1.0,"ask":1267.0,"ask_size":1.0,"iv":0.5113,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.095,"theta":0.0,"rho":1.0685,"theo":1257.5667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1277.60003662109},{"option":"SPXW260226P05600000","bid":0.35,"bid_size":178.0,"ask":0.5,"ask_size":137.0,"iv":0.5213,"open_interest":311.0,"volume":9.0,"delta":-0.0031,"gamma":0.0,"vega":0.095,"theta":-0.2544,"rho":-0.004,"theo":0.4648,"change":-0.05,"open":0.45,"high":0.45,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T10:53:08","percent_change":-14.2857,"prev_day_close":0.350000008940697},{"option":"SPXW260226C05700000","bid":1148.1,"bid_size":1.0,"ask":1167.2,"ask_size":1.0,"iv":0.4843,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.1159,"theta":0.0,"rho":1.0866,"theo":1157.7365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.29998779297},{"option":"SPXW260226P05700000","bid":0.5,"bid_size":5.0,"ask":0.6,"ask_size":78.0,"iv":0.4924,"open_interest":423.0,"volume":68.0,"delta":-0.0039,"gamma":0.0,"vega":0.1159,"theta":-0.2944,"rho":-0.005,"theo":0.5538,"change":-0.05,"open":0.68,"high":0.75,"low":0.41,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:21:33","percent_change":-11.1111,"prev_day_close":0.450000002980232},{"option":"SPXW260226C05800000","bid":1052.3,"bid_size":2.0,"ask":1067.4,"ask_size":1.0,"iv":0.5433,"open_interest":0.0,"volume":0.0,"delta":0.995,"gamma":0.0,"vega":0.1438,"theta":0.0,"rho":1.1044,"theo":1057.9352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1076.75},{"option":"SPXW260226P05800000","bid":0.6,"bid_size":143.0,"ask":0.75,"ask_size":98.0,"iv":0.4604,"open_interest":316.0,"volume":100.0,"delta":-0.0049,"gamma":0.0,"vega":0.1438,"theta":-0.3452,"rho":-0.0063,"theo":0.6716,"change":-0.375,"open":0.9,"high":0.9,"low":0.65,"tick":"no_change","last_trade_price":0.65,"last_trade_time":"2026-02-18T13:29:41","percent_change":-36.5854,"prev_day_close":0.550000011920929},{"option":"SPXW260226C05850000","bid":998.4,"bid_size":1.0,"ask":1017.5,"ask_size":1.0,"iv":0.437,"open_interest":0.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.1614,"theta":-0.0061,"rho":1.1131,"theo":1008.0496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1027.44998168945},{"option":"SPXW260226P05850000","bid":0.7,"bid_size":65.0,"ask":0.85,"ask_size":208.0,"iv":0.4459,"open_interest":2.0,"volume":0.0,"delta":-0.0056,"gamma":0.0,"vega":0.1614,"theta":-0.3761,"rho":-0.0072,"theo":0.7455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-11T11:52:57","percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260226C05875000","bid":973.5,"bid_size":1.0,"ask":992.6,"ask_size":1.0,"iv":0.432,"open_interest":0.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.1711,"theta":-0.0323,"rho":1.1174,"theo":983.1115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1002.60000610352},{"option":"SPXW260226P05875000","bid":0.75,"bid_size":5.0,"ask":0.9,"ask_size":207.0,"iv":0.4383,"open_interest":0.0,"volume":0.0,"delta":-0.006,"gamma":0.0,"vega":0.1711,"theta":-0.3931,"rho":-0.0077,"theo":0.7872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260226C05900000","bid":948.5,"bid_size":1.0,"ask":967.6,"ask_size":1.0,"iv":0.42,"open_interest":2.0,"volume":2.0,"delta":0.9936,"gamma":0.0,"vega":0.1816,"theta":-0.0598,"rho":1.1217,"theo":958.1768,"change":54.01,"open":1007.56,"high":1007.56,"low":1007.56,"tick":"up","last_trade_price":1007.56,"last_trade_time":"2026-02-18T12:53:59","percent_change":5.6641,"prev_day_close":978.150024414062},{"option":"SPXW260226P05900000","bid":0.8,"bid_size":5.0,"ask":0.95,"ask_size":228.0,"iv":0.4304,"open_interest":3328.0,"volume":0.0,"delta":-0.0064,"gamma":0.0,"vega":0.1816,"theta":-0.4113,"rho":-0.0082,"theo":0.8323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.25,"last_trade_time":"2026-02-17T15:50:00","percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260226C05925000","bid":923.6,"bid_size":1.0,"ask":942.7,"ask_size":1.0,"iv":0.4144,"open_interest":0.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.1929,"theta":-0.0884,"rho":1.1259,"theo":933.246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.100006103516},{"option":"SPXW260226P05925000","bid":0.85,"bid_size":5.0,"ask":1.0,"ask_size":205.0,"iv":0.4223,"open_interest":21.0,"volume":0.0,"delta":-0.0068,"gamma":0.0,"vega":0.1929,"theta":-0.4308,"rho":-0.0088,"theo":0.8813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-17T12:40:24","percent_change":0.0,"prev_day_close":0.699999988079071},{"option":"SPXW260226C05950000","bid":898.7,"bid_size":1.0,"ask":917.8,"ask_size":1.0,"iv":0.4083,"open_interest":0.0,"volume":0.0,"delta":0.9926,"gamma":0.0,"vega":0.2053,"theta":-0.1184,"rho":1.13,"theo":908.3194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":928.75},{"option":"SPXW260226P05950000","bid":0.9,"bid_size":47.0,"ask":1.05,"ask_size":182.0,"iv":0.4141,"open_interest":60.0,"volume":0.0,"delta":-0.0073,"gamma":0.0,"vega":0.2053,"theta":-0.4517,"rho":-0.0095,"theo":0.9345,"change":0.25,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.25,"last_trade_time":"2026-02-17T10:13:32","percent_change":33.3333,"prev_day_close":0.75},{"option":"SPXW260226C05975000","bid":873.7,"bid_size":1.0,"ask":892.8,"ask_size":1.0,"iv":0.3964,"open_interest":0.0,"volume":0.0,"delta":0.9921,"gamma":0.0,"vega":0.2188,"theta":-0.15,"rho":1.1341,"theo":883.3975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.099975585938},{"option":"SPXW260226P05975000","bid":0.95,"bid_size":47.0,"ask":1.1,"ask_size":180.0,"iv":0.4056,"open_interest":376.0,"volume":1.0,"delta":-0.0079,"gamma":0.0,"vega":0.2188,"theta":-0.4741,"rho":-0.0102,"theo":0.9923,"change":-0.525,"open":0.95,"high":0.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:24:33","percent_change":-35.5932,"prev_day_close":0.775000005960464},{"option":"SPXW260226C06000000","bid":855.0,"bid_size":2.0,"ask":861.9,"ask_size":2.0,"iv":0.3947,"open_interest":1.0,"volume":0.0,"delta":0.9915,"gamma":0.0001,"vega":0.2337,"theta":-0.1832,"rho":1.1381,"theo":858.481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":885.05,"last_trade_time":"2026-01-20T12:19:23","percent_change":0.0,"prev_day_close":877.949981689453},{"option":"SPXW260226P06000000","bid":1.0,"bid_size":126.0,"ask":1.15,"ask_size":92.0,"iv":0.397,"open_interest":107.0,"volume":1.0,"delta":-0.0085,"gamma":0.0001,"vega":0.2337,"theta":-0.4981,"rho":-0.0109,"theo":1.0556,"change":-0.555,"open":0.97,"high":0.97,"low":0.97,"tick":"down","last_trade_price":0.97,"last_trade_time":"2026-02-18T11:34:38","percent_change":-36.3934,"prev_day_close":0.824999988079071},{"option":"SPXW260226C06025000","bid":830.2,"bid_size":3.0,"ask":837.0,"ask_size":3.0,"iv":0.3895,"open_interest":0.0,"volume":0.0,"delta":0.9908,"gamma":0.0001,"vega":0.2499,"theta":-0.2184,"rho":1.142,"theo":833.5708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":852.600006103516},{"option":"SPXW260226P06025000","bid":1.05,"bid_size":155.0,"ask":1.25,"ask_size":178.0,"iv":0.3893,"open_interest":98.0,"volume":0.0,"delta":-0.0091,"gamma":0.0001,"vega":0.2499,"theta":-0.5241,"rho":-0.0118,"theo":1.1253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.72,"last_trade_time":"2026-02-12T09:40:58","percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260226C06050000","bid":805.2,"bid_size":3.0,"ask":812.1,"ask_size":3.0,"iv":0.3797,"open_interest":1.0,"volume":0.0,"delta":0.9901,"gamma":0.0001,"vega":0.2676,"theta":-0.2558,"rho":1.1459,"theo":808.6681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":939.9,"last_trade_time":"2026-02-11T09:34:36","percent_change":0.0,"prev_day_close":829.049987792969},{"option":"SPXW260226P06050000","bid":1.15,"bid_size":123.0,"ask":1.3,"ask_size":107.0,"iv":0.3814,"open_interest":384.0,"volume":19.0,"delta":-0.0099,"gamma":0.0001,"vega":0.2676,"theta":-0.5524,"rho":-0.0128,"theo":1.2023,"change":-0.53,"open":1.4,"high":1.4,"low":1.15,"tick":"down","last_trade_price":1.22,"last_trade_time":"2026-02-18T14:59:40","percent_change":-30.2857,"prev_day_close":0.925000011920929},{"option":"SPXW260226C06075000","bid":780.4,"bid_size":3.0,"ask":787.2,"ask_size":3.0,"iv":0.3736,"open_interest":1.0,"volume":0.0,"delta":0.9893,"gamma":0.0001,"vega":0.2868,"theta":-0.2959,"rho":1.1496,"theo":783.774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":915.1,"last_trade_time":"2026-02-11T09:34:36","percent_change":0.0,"prev_day_close":804.25},{"option":"SPXW260226P06075000","bid":1.25,"bid_size":44.0,"ask":1.4,"ask_size":137.0,"iv":0.374,"open_interest":66.0,"volume":18.0,"delta":-0.0107,"gamma":0.0001,"vega":0.2868,"theta":-0.5833,"rho":-0.0138,"theo":1.288,"change":-0.575,"open":1.32,"high":1.37,"low":1.25,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:25:16","percent_change":-30.6667,"prev_day_close":0.974999964237213},{"option":"SPXW260226C06100000","bid":755.6,"bid_size":3.0,"ask":762.5,"ask_size":3.0,"iv":0.3704,"open_interest":0.0,"volume":0.0,"delta":0.9883,"gamma":0.0001,"vega":0.3081,"theta":-0.339,"rho":1.1532,"theo":758.8904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":779.0},{"option":"SPXW260226P06100000","bid":1.35,"bid_size":100.0,"ask":1.5,"ask_size":136.0,"iv":0.3664,"open_interest":149.0,"volume":56.0,"delta":-0.0116,"gamma":0.0001,"vega":0.3081,"theta":-0.6172,"rho":-0.015,"theo":1.3841,"change":-1.0,"open":1.3,"high":1.3,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:48:41","percent_change":-50.0,"prev_day_close":1.07499998807907},{"option":"SPXW260226C06125000","bid":730.7,"bid_size":3.0,"ask":737.5,"ask_size":3.0,"iv":0.36,"open_interest":0.0,"volume":0.0,"delta":0.9873,"gamma":0.0001,"vega":0.3321,"theta":-0.3859,"rho":1.1566,"theo":734.0191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":754.150024414062},{"option":"SPXW260226P06125000","bid":1.45,"bid_size":129.0,"ask":1.6,"ask_size":35.0,"iv":0.3584,"open_interest":392.0,"volume":31.0,"delta":-0.0126,"gamma":0.0001,"vega":0.3321,"theta":-0.6549,"rho":-0.0164,"theo":1.4927,"change":-1.09,"open":1.24,"high":1.42,"low":1.06,"tick":"down","last_trade_price":1.06,"last_trade_time":"2026-02-18T15:56:13","percent_change":-50.6977,"prev_day_close":1.125},{"option":"SPXW260226C06150000","bid":705.8,"bid_size":3.0,"ask":712.5,"ask_size":3.0,"iv":0.3496,"open_interest":2.0,"volume":2.0,"delta":0.9861,"gamma":0.0001,"vega":0.3592,"theta":-0.4371,"rho":1.1598,"theo":709.1633,"change":54.0,"open":758.8,"high":758.8,"low":758.8,"tick":"up","last_trade_price":758.8,"last_trade_time":"2026-02-18T12:53:59","percent_change":7.66175,"prev_day_close":729.100006103516},{"option":"SPXW260226P06150000","bid":1.55,"bid_size":148.0,"ask":1.75,"ask_size":135.0,"iv":0.3509,"open_interest":62.0,"volume":34.0,"delta":-0.0138,"gamma":0.0001,"vega":0.3592,"theta":-0.697,"rho":-0.018,"theo":1.6166,"change":-1.175,"open":1.34,"high":1.52,"low":1.11,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T15:57:19","percent_change":-50.5376,"prev_day_close":1.22499996423721},{"option":"SPXW260226C06175000","bid":681.0,"bid_size":3.0,"ask":687.7,"ask_size":3.0,"iv":0.3433,"open_interest":0.0,"volume":0.0,"delta":0.9848,"gamma":0.0001,"vega":0.3896,"theta":-0.4937,"rho":1.1628,"theo":684.3263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":704.349975585938},{"option":"SPXW260226P06175000","bid":1.7,"bid_size":145.0,"ask":1.9,"ask_size":135.0,"iv":0.3437,"open_interest":404.0,"volume":3.0,"delta":-0.0152,"gamma":0.0001,"vega":0.3896,"theta":-0.7444,"rho":-0.0198,"theo":1.7595,"change":-1.2,"open":1.9,"high":1.9,"low":1.3,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T11:08:40","percent_change":-48.0,"prev_day_close":1.32499998807907},{"option":"SPXW260226C06200000","bid":656.2,"bid_size":3.0,"ask":662.9,"ask_size":3.0,"iv":0.3364,"open_interest":1.0,"volume":0.0,"delta":0.9832,"gamma":0.0001,"vega":0.4236,"theta":-0.5566,"rho":1.1656,"theo":659.5127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":762.99,"last_trade_time":"2026-01-30T14:35:20","percent_change":0.0,"prev_day_close":679.5},{"option":"SPXW260226P06200000","bid":1.9,"bid_size":124.0,"ask":2.05,"ask_size":14.0,"iv":0.3367,"open_interest":486.0,"volume":6.0,"delta":-0.0168,"gamma":0.0001,"vega":0.4236,"theta":-0.7981,"rho":-0.0218,"theo":1.9256,"change":-1.4,"open":1.39,"high":1.39,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:55:21","percent_change":-50.9091,"prev_day_close":1.47499996423721},{"option":"SPXW260226C06225000","bid":632.2,"bid_size":2.0,"ask":638.2,"ask_size":4.0,"iv":0.3387,"open_interest":0.0,"volume":0.0,"delta":0.9814,"gamma":0.0001,"vega":0.4621,"theta":-0.627,"rho":1.168,"theo":634.727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":654.799987792969},{"option":"SPXW260226P06225000","bid":2.1,"bid_size":92.0,"ask":2.25,"ask_size":45.0,"iv":0.3298,"open_interest":110.0,"volume":0.0,"delta":-0.0186,"gamma":0.0001,"vega":0.4621,"theta":-0.8593,"rho":-0.0242,"theo":2.1197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.77,"last_trade_time":"2026-02-17T14:41:08","percent_change":0.0,"prev_day_close":1.625},{"option":"SPXW260226C06250000","bid":607.4,"bid_size":2.0,"ask":613.3,"ask_size":4.0,"iv":0.3293,"open_interest":0.0,"volume":0.0,"delta":0.9792,"gamma":0.0002,"vega":0.5067,"theta":-0.7061,"rho":1.17,"theo":609.9754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":630.350006103516},{"option":"SPXW260226P06250000","bid":2.35,"bid_size":57.0,"ask":2.5,"ask_size":101.0,"iv":0.3234,"open_interest":247.0,"volume":4.0,"delta":-0.0207,"gamma":0.0002,"vega":0.5067,"theta":-0.9292,"rho":-0.027,"theo":2.3479,"change":-1.7,"open":2.55,"high":2.55,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:55:21","percent_change":-51.5152,"prev_day_close":1.77500003576279},{"option":"SPXW260226C06275000","bid":582.0,"bid_size":4.0,"ask":588.6,"ask_size":4.0,"iv":0.3159,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0002,"vega":0.5578,"theta":-0.7953,"rho":1.1715,"theo":585.2655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":605.25},{"option":"SPXW260226P06275000","bid":2.6,"bid_size":87.0,"ask":2.75,"ask_size":38.0,"iv":0.3164,"open_interest":430.0,"volume":54.0,"delta":-0.0232,"gamma":0.0002,"vega":0.5578,"theta":-1.0093,"rho":-0.0302,"theo":2.6177,"change":-0.88,"open":2.3,"high":2.8,"low":1.98,"tick":"up","last_trade_price":2.72,"last_trade_time":"2026-02-18T15:11:49","percent_change":-24.4444,"prev_day_close":1.97499996423721},{"option":"SPXW260226C06300000","bid":557.5,"bid_size":4.0,"ask":564.0,"ask_size":4.0,"iv":0.3114,"open_interest":0.0,"volume":0.0,"delta":0.9738,"gamma":0.0002,"vega":0.6152,"theta":-0.8962,"rho":1.1724,"theo":560.6064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.5},{"option":"SPXW260226P06300000","bid":2.9,"bid_size":83.0,"ask":3.1,"ask_size":171.0,"iv":0.31,"open_interest":439.0,"volume":372.0,"delta":-0.0261,"gamma":0.0002,"vega":0.6152,"theta":-1.101,"rho":-0.0341,"theo":2.9384,"change":0.845,"open":2.92,"high":2.95,"low":1.97,"tick":"up","last_trade_price":1.98,"last_trade_time":"2026-02-18T15:57:09","percent_change":37.9775,"prev_day_close":2.22500002384186},{"option":"SPXW260226C06325000","bid":532.9,"bid_size":4.0,"ask":539.3,"ask_size":4.0,"iv":0.3044,"open_interest":0.0,"volume":0.0,"delta":0.9704,"gamma":0.0002,"vega":0.6807,"theta":-1.0103,"rho":1.1727,"theo":536.0077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":556.450012207031},{"option":"SPXW260226P06325000","bid":3.2,"bid_size":136.0,"ask":3.5,"ask_size":172.0,"iv":0.3034,"open_interest":199.0,"volume":3.0,"delta":-0.0296,"gamma":0.0002,"vega":0.6807,"theta":-1.2059,"rho":-0.0386,"theo":3.3196,"change":0.9,"open":2.72,"high":2.85,"low":2.72,"tick":"up","last_trade_price":2.85,"last_trade_time":"2026-02-18T15:32:20","percent_change":36.0,"prev_day_close":2.5},{"option":"SPXW260226C06350000","bid":508.3,"bid_size":4.0,"ask":514.8,"ask_size":4.0,"iv":0.2981,"open_interest":0.0,"volume":0.0,"delta":0.9664,"gamma":0.0003,"vega":0.7565,"theta":-1.1389,"rho":1.1722,"theo":511.4813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":531.100006103516},{"option":"SPXW260226P06350000","bid":3.7,"bid_size":72.0,"ask":3.9,"ask_size":62.0,"iv":0.2975,"open_interest":216.0,"volume":13.0,"delta":-0.0336,"gamma":0.0003,"vega":0.7565,"theta":-1.3254,"rho":-0.0439,"theo":3.7729,"change":-2.3,"open":2.82,"high":2.95,"low":2.57,"tick":"down","last_trade_price":2.75,"last_trade_time":"2026-02-18T15:44:40","percent_change":-45.5446,"prev_day_close":2.82500004768372},{"option":"SPXW260226C06375000","bid":483.8,"bid_size":4.0,"ask":490.3,"ask_size":4.0,"iv":0.2916,"open_interest":0.0,"volume":0.0,"delta":0.9616,"gamma":0.0003,"vega":0.8417,"theta":-1.2839,"rho":1.1706,"theo":487.0424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.799987792969},{"option":"SPXW260226P06375000","bid":4.2,"bid_size":68.0,"ask":4.4,"ask_size":26.0,"iv":0.2914,"open_interest":509.0,"volume":62.0,"delta":-0.0383,"gamma":0.0003,"vega":0.8417,"theta":-1.4612,"rho":-0.0502,"theo":4.3138,"change":-0.51,"open":5.0,"high":5.0,"low":2.75,"tick":"down","last_trade_price":3.12,"last_trade_time":"2026-02-18T15:46:17","percent_change":-15.9375,"prev_day_close":3.19999992847443},{"option":"SPXW260226C06400000","bid":459.5,"bid_size":4.0,"ask":465.9,"ask_size":4.0,"iv":0.2861,"open_interest":1.0,"volume":0.0,"delta":0.956,"gamma":0.0003,"vega":0.9372,"theta":-1.4464,"rho":1.1682,"theo":462.7066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":590.33,"last_trade_time":"2026-01-26T15:44:41","percent_change":0.0,"prev_day_close":482.649993896484},{"option":"SPXW260226P06400000","bid":4.8,"bid_size":119.0,"ask":5.0,"ask_size":25.0,"iv":0.2861,"open_interest":763.0,"volume":492.0,"delta":-0.0439,"gamma":0.0003,"vega":0.9372,"theta":-1.6145,"rho":-0.0575,"theo":4.9578,"change":-3.19,"open":3.68,"high":5.1,"low":3.2,"tick":"down","last_trade_price":3.26,"last_trade_time":"2026-02-18T15:56:13","percent_change":-49.4574,"prev_day_close":3.69999992847443},{"option":"SPXW260226C06420000","bid":440.2,"bid_size":4.0,"ask":446.5,"ask_size":4.0,"iv":0.2823,"open_interest":0.0,"volume":0.0,"delta":0.9509,"gamma":0.0004,"vega":1.0236,"theta":-1.5897,"rho":1.1652,"theo":443.3241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":462.850006103516},{"option":"SPXW260226P06420000","bid":5.4,"bid_size":60.0,"ask":5.7,"ask_size":50.0,"iv":0.2819,"open_interest":9.0,"volume":9.0,"delta":-0.049,"gamma":0.0004,"vega":1.0236,"theta":-1.7505,"rho":-0.0643,"theo":5.5591,"change":-1.4,"open":4.25,"high":5.7,"low":4.25,"tick":"up","last_trade_price":5.7,"last_trade_time":"2026-02-18T14:58:09","percent_change":-19.7183,"prev_day_close":4.20000004768372},{"option":"SPXW260226C06425000","bid":435.3,"bid_size":4.0,"ask":441.7,"ask_size":4.0,"iv":0.281,"open_interest":1.0,"volume":0.0,"delta":0.9495,"gamma":0.0004,"vega":1.0464,"theta":-1.6274,"rho":1.1643,"theo":438.492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":413.54,"last_trade_time":"2026-02-17T13:01:57","percent_change":0.0,"prev_day_close":458.199996948242},{"option":"SPXW260226P06425000","bid":5.5,"bid_size":71.0,"ask":5.9,"ask_size":53.0,"iv":0.2807,"open_interest":145.0,"volume":22.0,"delta":-0.0504,"gamma":0.0004,"vega":1.0464,"theta":-1.7864,"rho":-0.0662,"theo":5.723,"change":-0.82,"open":3.95,"high":5.9,"low":3.95,"tick":"down","last_trade_price":5.4,"last_trade_time":"2026-02-18T15:15:10","percent_change":-19.0698,"prev_day_close":4.29999995231628},{"option":"SPXW260226C06430000","bid":430.5,"bid_size":4.0,"ask":436.9,"ask_size":4.0,"iv":0.2803,"open_interest":0.0,"volume":0.0,"delta":0.9481,"gamma":0.0004,"vega":1.0698,"theta":-1.666,"rho":1.1633,"theo":433.6657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":453.200012207031},{"option":"SPXW260226P06430000","bid":5.7,"bid_size":58.0,"ask":6.0,"ask_size":14.0,"iv":0.2795,"open_interest":559.0,"volume":549.0,"delta":-0.0518,"gamma":0.0004,"vega":1.0698,"theta":-1.8231,"rho":-0.0681,"theo":5.8926,"change":-3.09,"open":4.3,"high":5.9,"low":4.3,"tick":"down","last_trade_price":4.41,"last_trade_time":"2026-02-18T15:44:41","percent_change":-41.2,"prev_day_close":4.45000004768372},{"option":"SPXW260226C06440000","bid":420.9,"bid_size":4.0,"ask":427.2,"ask_size":4.0,"iv":0.2781,"open_interest":0.0,"volume":0.0,"delta":0.9451,"gamma":0.0004,"vega":1.1175,"theta":-1.7454,"rho":1.1612,"theo":424.0312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.75},{"option":"SPXW260226P06440000","bid":6.0,"bid_size":72.0,"ask":6.4,"ask_size":47.0,"iv":0.2775,"open_interest":42.0,"volume":39.0,"delta":-0.0548,"gamma":0.0004,"vega":1.1175,"theta":-1.8989,"rho":-0.0721,"theo":6.25,"change":-2.5,"open":5.97,"high":6.1,"low":5.4,"tick":"down","last_trade_price":5.4,"last_trade_time":"2026-02-18T15:32:42","percent_change":-31.6456,"prev_day_close":4.70000004768372},{"option":"SPXW260226C06450000","bid":411.3,"bid_size":4.0,"ask":417.6,"ask_size":4.0,"iv":0.2762,"open_interest":5.0,"volume":0.0,"delta":0.9419,"gamma":0.0004,"vega":1.167,"theta":-1.8281,"rho":1.1589,"theo":414.422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.63,"last_trade_time":"2026-02-17T10:00:42","percent_change":0.0,"prev_day_close":433.899993896484},{"option":"SPXW260226P06450000","bid":6.4,"bid_size":68.0,"ask":6.8,"ask_size":48.0,"iv":0.2756,"open_interest":573.0,"volume":42.0,"delta":-0.058,"gamma":0.0004,"vega":1.167,"theta":-1.9779,"rho":-0.0763,"theo":6.6327,"change":-2.63,"open":4.02,"high":6.2,"low":4.02,"tick":"up","last_trade_price":5.72,"last_trade_time":"2026-02-18T15:32:27","percent_change":-31.497,"prev_day_close":5.0},{"option":"SPXW260226C06460000","bid":401.8,"bid_size":4.0,"ask":408.0,"ask_size":4.0,"iv":0.2745,"open_interest":0.0,"volume":0.0,"delta":0.9385,"gamma":0.0004,"vega":1.2185,"theta":-1.9139,"rho":1.1564,"theo":404.8394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.850006103516},{"option":"SPXW260226P06460000","bid":6.8,"bid_size":68.0,"ask":7.2,"ask_size":45.0,"iv":0.2736,"open_interest":235.0,"volume":33.0,"delta":-0.0614,"gamma":0.0004,"vega":1.2185,"theta":-2.06,"rho":-0.0807,"theo":7.0421,"change":-4.2,"open":4.89,"high":6.07,"low":4.65,"tick":"down","last_trade_price":4.65,"last_trade_time":"2026-02-18T15:55:21","percent_change":-47.4576,"prev_day_close":5.29999995231628},{"option":"SPXW260226C06470000","bid":392.2,"bid_size":4.0,"ask":398.4,"ask_size":4.0,"iv":0.2722,"open_interest":0.0,"volume":0.0,"delta":0.9349,"gamma":0.0005,"vega":1.2726,"theta":-2.0029,"rho":1.1536,"theo":395.2849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.649993896484},{"option":"SPXW260226P06470000","bid":7.3,"bid_size":53.0,"ask":7.6,"ask_size":31.0,"iv":0.2718,"open_interest":33.0,"volume":20.0,"delta":-0.065,"gamma":0.0005,"vega":1.2726,"theta":-2.1453,"rho":-0.0854,"theo":7.4795,"change":-3.8,"open":5.86,"high":5.86,"low":5.5,"tick":"up","last_trade_price":5.64,"last_trade_time":"2026-02-18T15:44:38","percent_change":-40.8602,"prev_day_close":5.65000009536743},{"option":"SPXW260226C06475000","bid":387.4,"bid_size":4.0,"ask":393.7,"ask_size":4.0,"iv":0.2713,"open_interest":0.0,"volume":0.0,"delta":0.9331,"gamma":0.0005,"vega":1.3008,"theta":-2.0486,"rho":1.1521,"theo":390.5188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.5},{"option":"SPXW260226P06475000","bid":7.5,"bid_size":53.0,"ask":7.9,"ask_size":42.0,"iv":0.271,"open_interest":151.0,"volume":20.0,"delta":-0.0669,"gamma":0.0005,"vega":1.3008,"theta":-2.1891,"rho":-0.0879,"theo":7.7093,"change":-3.75,"open":5.52,"high":7.36,"low":5.52,"tick":"up","last_trade_price":5.8,"last_trade_time":"2026-02-18T15:44:34","percent_change":-39.267,"prev_day_close":5.84999990463257},{"option":"SPXW260226C06480000","bid":382.7,"bid_size":4.0,"ask":388.9,"ask_size":4.0,"iv":0.2704,"open_interest":0.0,"volume":0.0,"delta":0.9311,"gamma":0.0005,"vega":1.3295,"theta":-2.095,"rho":1.1505,"theo":385.7605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":405.25},{"option":"SPXW260226P06480000","bid":7.7,"bid_size":64.0,"ask":8.1,"ask_size":42.0,"iv":0.2697,"open_interest":78.0,"volume":43.0,"delta":-0.0688,"gamma":0.0005,"vega":1.3295,"theta":-2.2337,"rho":-0.0905,"theo":7.9469,"change":-4.75,"open":8.7,"high":8.7,"low":4.7,"tick":"up","last_trade_price":5.1,"last_trade_time":"2026-02-18T11:21:54","percent_change":-48.2234,"prev_day_close":6.04999995231628},{"option":"SPXW260226C06490000","bid":373.2,"bid_size":4.0,"ask":379.4,"ask_size":4.0,"iv":0.2684,"open_interest":0.0,"volume":0.0,"delta":0.9271,"gamma":0.0005,"vega":1.3887,"theta":-2.1901,"rho":1.1469,"theo":376.2682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":395.0},{"option":"SPXW260226P06490000","bid":8.2,"bid_size":63.0,"ask":8.6,"ask_size":41.0,"iv":0.2678,"open_interest":90.0,"volume":81.0,"delta":-0.0729,"gamma":0.0005,"vega":1.3887,"theta":-2.3252,"rho":-0.096,"theo":8.4466,"change":-2.45,"open":5.89,"high":8.4,"low":4.8,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T15:00:06","percent_change":-23.6715,"prev_day_close":6.45000004768372},{"option":"SPXW260226C06500000","bid":363.8,"bid_size":4.0,"ask":369.9,"ask_size":4.0,"iv":0.2666,"open_interest":0.0,"volume":0.0,"delta":0.9228,"gamma":0.0006,"vega":1.4496,"theta":-2.2884,"rho":1.1431,"theo":366.8103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.349990844727},{"option":"SPXW260226P06500000","bid":8.8,"bid_size":51.0,"ask":9.2,"ask_size":40.0,"iv":0.2664,"open_interest":335.0,"volume":69.0,"delta":-0.0772,"gamma":0.0006,"vega":1.4496,"theta":-2.4198,"rho":-0.1017,"theo":8.9806,"change":-4.35,"open":9.89,"high":9.89,"low":5.1,"tick":"down","last_trade_price":8.3,"last_trade_time":"2026-02-18T15:09:01","percent_change":-39.726,"prev_day_close":6.84999990463257},{"option":"SPXW260226C06510000","bid":354.4,"bid_size":4.0,"ask":360.5,"ask_size":4.0,"iv":0.2648,"open_interest":0.0,"volume":0.0,"delta":0.9182,"gamma":0.0006,"vega":1.5118,"theta":-2.3896,"rho":1.1389,"theo":357.3885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":375.949996948242},{"option":"SPXW260226P06510000","bid":9.3,"bid_size":60.0,"ask":9.7,"ask_size":28.0,"iv":0.264,"open_interest":221.0,"volume":46.0,"delta":-0.0817,"gamma":0.0006,"vega":1.5118,"theta":-2.5174,"rho":-0.1078,"theo":9.5508,"change":-2.45,"open":9.9,"high":9.9,"low":5.3,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-18T15:15:32","percent_change":-21.03,"prev_day_close":7.29999995231628},{"option":"SPXW260226C06520000","bid":345.0,"bid_size":4.0,"ask":351.1,"ask_size":4.0,"iv":0.2628,"open_interest":0.0,"volume":0.0,"delta":0.9134,"gamma":0.0006,"vega":1.576,"theta":-2.4937,"rho":1.1345,"theo":348.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":366.900009155273},{"option":"SPXW260226P06520000","bid":10.0,"bid_size":20.0,"ask":10.3,"ask_size":21.0,"iv":0.2624,"open_interest":69.0,"volume":49.0,"delta":-0.0865,"gamma":0.0006,"vega":1.576,"theta":-2.6177,"rho":-0.1141,"theo":10.1585,"change":-3.48,"open":6.25,"high":9.0,"low":5.9,"tick":"up","last_trade_price":8.77,"last_trade_time":"2026-02-18T15:32:45","percent_change":-28.4082,"prev_day_close":7.79999995231628},{"option":"SPXW260226C06525000","bid":340.4,"bid_size":4.0,"ask":346.4,"ask_size":4.0,"iv":0.262,"open_interest":1.0,"volume":0.0,"delta":0.9109,"gamma":0.0006,"vega":1.6091,"theta":-2.5467,"rho":1.1322,"theo":343.3269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":484.0,"last_trade_time":"2026-01-27T10:23:28","percent_change":0.0,"prev_day_close":361.899993896484},{"option":"SPXW260226P06525000","bid":10.3,"bid_size":42.0,"ask":10.7,"ask_size":31.0,"iv":0.2617,"open_interest":232.0,"volume":7.0,"delta":-0.089,"gamma":0.0006,"vega":1.6091,"theta":-2.6689,"rho":-0.1174,"theo":10.477,"change":-5.6,"open":10.0,"high":10.86,"low":6.6,"tick":"down","last_trade_price":7.05,"last_trade_time":"2026-02-18T15:55:21","percent_change":-44.2688,"prev_day_close":8.04999995231628},{"option":"SPXW260226C06530000","bid":335.8,"bid_size":4.0,"ask":341.7,"ask_size":4.0,"iv":0.2612,"open_interest":0.0,"volume":0.0,"delta":0.9084,"gamma":0.0006,"vega":1.643,"theta":-2.6004,"rho":1.1298,"theo":338.6596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":357.050003051758},{"option":"SPXW260226P06530000","bid":10.6,"bid_size":42.0,"ask":11.0,"ask_size":21.0,"iv":0.2606,"open_interest":84.0,"volume":25.0,"delta":-0.0916,"gamma":0.0006,"vega":1.643,"theta":-2.7208,"rho":-0.1208,"theo":10.8056,"change":-4.35,"open":10.3,"high":11.7,"low":6.38,"tick":"no_change","last_trade_price":8.02,"last_trade_time":"2026-02-18T16:04:00","percent_change":-33.4615,"prev_day_close":8.2999997138977},{"option":"SPXW260226C06540000","bid":326.4,"bid_size":4.0,"ask":332.4,"ask_size":4.0,"iv":0.259,"open_interest":0.0,"volume":0.0,"delta":0.903,"gamma":0.0007,"vega":1.7128,"theta":-2.7096,"rho":1.1245,"theo":329.3566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":347.649993896484},{"option":"SPXW260226P06540000","bid":11.3,"bid_size":41.0,"ask":11.7,"ask_size":20.0,"iv":0.2588,"open_interest":151.0,"volume":127.0,"delta":-0.097,"gamma":0.0007,"vega":1.7128,"theta":-2.8263,"rho":-0.128,"theo":11.4946,"change":-5.11,"open":8.67,"high":10.7,"low":6.3,"tick":"no_change","last_trade_price":8.69,"last_trade_time":"2026-02-18T16:05:32","percent_change":-37.029,"prev_day_close":8.84999990463257},{"option":"SPXW260226C06550000","bid":317.2,"bid_size":4.0,"ask":323.1,"ask_size":4.0,"iv":0.2572,"open_interest":0.0,"volume":0.0,"delta":0.8973,"gamma":0.0007,"vega":1.7846,"theta":-2.8211,"rho":1.1188,"theo":320.0982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":338.550003051758},{"option":"SPXW260226P06550000","bid":12.1,"bid_size":39.0,"ask":12.4,"ask_size":19.0,"iv":0.257,"open_interest":139.0,"volume":65.0,"delta":-0.1026,"gamma":0.0007,"vega":1.7846,"theta":-2.9342,"rho":-0.1356,"theo":12.2281,"change":-6.01,"open":13.14,"high":13.15,"low":6.7,"tick":"up","last_trade_price":8.54,"last_trade_time":"2026-02-18T15:59:02","percent_change":-41.3058,"prev_day_close":9.4500002861023},{"option":"SPXW260226C06560000","bid":308.0,"bid_size":4.0,"ask":313.9,"ask_size":4.0,"iv":0.2554,"open_interest":0.0,"volume":0.0,"delta":0.8913,"gamma":0.0007,"vega":1.8575,"theta":-2.9348,"rho":1.1126,"theo":310.8869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":329.25},{"option":"SPXW260226P06560000","bid":12.9,"bid_size":18.0,"ask":13.2,"ask_size":18.0,"iv":0.2552,"open_interest":63.0,"volume":46.0,"delta":-0.1086,"gamma":0.0007,"vega":1.8575,"theta":-3.0442,"rho":-0.1437,"theo":13.0087,"change":-4.95,"open":9.95,"high":12.65,"low":9.72,"tick":"no_change","last_trade_price":9.72,"last_trade_time":"2026-02-18T16:04:00","percent_change":-32.1429,"prev_day_close":10.0499997138977},{"option":"SPXW260226C06565000","bid":300.5,"bid_size":1.0,"ask":315.7,"ask_size":1.0,"iv":0.2636,"open_interest":0.0,"volume":0.0,"delta":0.8882,"gamma":0.0008,"vega":1.8943,"theta":-2.9923,"rho":1.1094,"theo":306.2995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":324.550003051758},{"option":"SPXW260226P06565000","bid":13.3,"bid_size":18.0,"ask":13.6,"ask_size":18.0,"iv":0.2545,"open_interest":31.0,"volume":23.0,"delta":-0.1117,"gamma":0.0008,"vega":1.8943,"theta":-3.0999,"rho":-0.1478,"theo":13.4173,"change":-5.83,"open":10.66,"high":12.05,"low":9.97,"tick":"down","last_trade_price":9.97,"last_trade_time":"2026-02-18T16:00:35","percent_change":-36.8987,"prev_day_close":10.4500002861023},{"option":"SPXW260226C06570000","bid":299.1,"bid_size":4.0,"ask":304.7,"ask_size":4.0,"iv":0.2541,"open_interest":0.0,"volume":0.0,"delta":0.885,"gamma":0.0008,"vega":1.9314,"theta":-3.0503,"rho":1.1062,"theo":301.7245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.949996948242},{"option":"SPXW260226P06570000","bid":13.7,"bid_size":37.0,"ask":14.1,"ask_size":17.0,"iv":0.2534,"open_interest":3028.0,"volume":3119.0,"delta":-0.1149,"gamma":0.0008,"vega":1.9314,"theta":-3.156,"rho":-0.1521,"theo":13.8382,"change":-5.81,"open":12.9,"high":12.9,"low":8.1,"tick":"no_change","last_trade_price":10.49,"last_trade_time":"2026-02-18T16:05:32","percent_change":-35.6442,"prev_day_close":10.75},{"option":"SPXW260226C06575000","bid":294.4,"bid_size":4.0,"ask":300.1,"ask_size":4.0,"iv":0.2526,"open_interest":0.0,"volume":0.0,"delta":0.8818,"gamma":0.0008,"vega":1.969,"theta":-3.1087,"rho":1.1028,"theo":297.1621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":314.700012207031},{"option":"SPXW260226P06575000","bid":14.1,"bid_size":38.0,"ask":14.5,"ask_size":17.0,"iv":0.2523,"open_interest":3083.0,"volume":3035.0,"delta":-0.1182,"gamma":0.0008,"vega":1.969,"theta":-3.2126,"rho":-0.1564,"theo":14.2718,"change":-6.85,"open":16.14,"high":16.14,"low":7.6,"tick":"down","last_trade_price":9.9,"last_trade_time":"2026-02-18T15:53:35","percent_change":-40.8955,"prev_day_close":11.1500000953674},{"option":"SPXW260226C06580000","bid":289.8,"bid_size":4.0,"ask":295.6,"ask_size":4.0,"iv":0.2517,"open_interest":0.0,"volume":0.0,"delta":0.8784,"gamma":0.0008,"vega":2.0072,"theta":-3.1674,"rho":1.0993,"theo":292.6126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":310.100006103516},{"option":"SPXW260226P06580000","bid":14.6,"bid_size":17.0,"ask":15.0,"ask_size":17.0,"iv":0.2517,"open_interest":55.0,"volume":67.0,"delta":-0.1216,"gamma":0.0008,"vega":2.0072,"theta":-3.2695,"rho":-0.1608,"theo":14.7182,"change":-6.91,"open":10.48,"high":12.05,"low":7.92,"tick":"down","last_trade_price":10.29,"last_trade_time":"2026-02-18T15:59:02","percent_change":-40.1744,"prev_day_close":11.4500002861023},{"option":"SPXW260226C06585000","bid":282.4,"bid_size":1.0,"ask":297.4,"ask_size":1.0,"iv":0.2592,"open_interest":0.0,"volume":0.0,"delta":0.875,"gamma":0.0008,"vega":2.0461,"theta":-3.2264,"rho":1.0957,"theo":288.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.399993896484},{"option":"SPXW260226P06585000","bid":15.0,"bid_size":17.0,"ask":15.4,"ask_size":16.0,"iv":0.2504,"open_interest":49.0,"volume":51.0,"delta":-0.125,"gamma":0.0008,"vega":2.0461,"theta":-3.3266,"rho":-0.1654,"theo":15.1779,"change":-6.02,"open":8.13,"high":13.7,"low":8.13,"tick":"up","last_trade_price":11.68,"last_trade_time":"2026-02-18T15:44:36","percent_change":-34.0113,"prev_day_close":11.8499999046326},{"option":"SPXW260226C06590000","bid":280.8,"bid_size":4.0,"ask":286.5,"ask_size":4.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.8714,"gamma":0.0009,"vega":2.0857,"theta":-3.2857,"rho":1.092,"theo":283.5535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":301.400009155273},{"option":"SPXW260226P06590000","bid":15.5,"bid_size":35.0,"ask":15.9,"ask_size":15.0,"iv":0.2496,"open_interest":96.0,"volume":65.0,"delta":-0.1285,"gamma":0.0009,"vega":2.0857,"theta":-3.3841,"rho":-0.1701,"theo":15.6511,"change":-6.7,"open":15.58,"high":15.58,"low":9.13,"tick":"up","last_trade_price":11.5,"last_trade_time":"2026-02-18T15:59:27","percent_change":-36.8132,"prev_day_close":12.25},{"option":"SPXW260226C06595000","bid":273.3,"bid_size":1.0,"ask":288.3,"ask_size":1.0,"iv":0.2567,"open_interest":0.0,"volume":0.0,"delta":0.8678,"gamma":0.0009,"vega":2.1258,"theta":-3.3452,"rho":1.088,"theo":279.0448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":296.0},{"option":"SPXW260226P06595000","bid":16.0,"bid_size":15.0,"ask":16.4,"ask_size":15.0,"iv":0.2487,"open_interest":7.0,"volume":1.0,"delta":-0.1322,"gamma":0.0009,"vega":2.1258,"theta":-3.4418,"rho":-0.175,"theo":16.1383,"change":-6.63,"open":12.07,"high":12.07,"low":12.07,"tick":"down","last_trade_price":12.07,"last_trade_time":"2026-02-18T16:00:35","percent_change":-35.4545,"prev_day_close":12.6500000953674},{"option":"SPXW260226C06600000","bid":271.7,"bid_size":4.0,"ask":277.4,"ask_size":4.0,"iv":0.2474,"open_interest":20.0,"volume":0.0,"delta":0.8641,"gamma":0.0009,"vega":2.1663,"theta":-3.4048,"rho":1.084,"theo":274.5505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":275.44,"last_trade_time":"2026-02-12T15:55:25","percent_change":0.0,"prev_day_close":292.25},{"option":"SPXW260226P06600000","bid":16.5,"bid_size":15.0,"ask":16.9,"ask_size":15.0,"iv":0.2477,"open_interest":1836.0,"volume":247.0,"delta":-0.1359,"gamma":0.0009,"vega":2.1663,"theta":-3.4996,"rho":-0.18,"theo":16.6399,"change":-6.55,"open":18.66,"high":18.66,"low":9.31,"tick":"down","last_trade_price":14.3,"last_trade_time":"2026-02-18T15:02:16","percent_change":-33.9378,"prev_day_close":13.0499997138977},{"option":"SPXW260226C06605000","bid":264.4,"bid_size":1.0,"ask":279.3,"ask_size":1.0,"iv":0.2546,"open_interest":0.0,"volume":0.0,"delta":0.8603,"gamma":0.0009,"vega":2.2069,"theta":-3.4646,"rho":1.0798,"theo":270.071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":287.0},{"option":"SPXW260226P06605000","bid":17.0,"bid_size":15.0,"ask":17.4,"ask_size":14.0,"iv":0.2467,"open_interest":7.0,"volume":7.0,"delta":-0.1397,"gamma":0.0009,"vega":2.2069,"theta":-3.5575,"rho":-0.1852,"theo":17.1564,"change":-9.63,"open":12.07,"high":12.07,"low":10.17,"tick":"no_change","last_trade_price":10.17,"last_trade_time":"2026-02-18T11:17:13","percent_change":-48.6364,"prev_day_close":13.4500002861023},{"option":"SPXW260226C06610000","bid":262.9,"bid_size":4.0,"ask":268.5,"ask_size":4.0,"iv":0.2459,"open_interest":0.0,"volume":0.0,"delta":0.8564,"gamma":0.0009,"vega":2.2476,"theta":-3.5245,"rho":1.0754,"theo":265.6066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":282.599990844727},{"option":"SPXW260226P06610000","bid":17.5,"bid_size":31.0,"ask":17.9,"ask_size":12.0,"iv":0.2456,"open_interest":37.0,"volume":22.0,"delta":-0.1436,"gamma":0.0009,"vega":2.2476,"theta":-3.6156,"rho":-0.1905,"theo":17.688,"change":-6.0,"open":15.53,"high":15.53,"low":9.65,"tick":"down","last_trade_price":14.4,"last_trade_time":"2026-02-18T15:40:58","percent_change":-29.4118,"prev_day_close":13.9500002861023},{"option":"SPXW260226C06615000","bid":255.4,"bid_size":1.0,"ask":270.3,"ask_size":1.0,"iv":0.252,"open_interest":0.0,"volume":0.0,"delta":0.8524,"gamma":0.001,"vega":2.2883,"theta":-3.5844,"rho":1.071,"theo":261.1576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.899993896484},{"option":"SPXW260226P06615000","bid":18.1,"bid_size":13.0,"ask":18.5,"ask_size":13.0,"iv":0.2448,"open_interest":14.0,"volume":11.0,"delta":-0.1476,"gamma":0.001,"vega":2.2883,"theta":-3.6736,"rho":-0.1958,"theo":18.235,"change":0.36,"open":16.02,"high":17.28,"low":10.4,"tick":"up","last_trade_price":17.28,"last_trade_time":"2026-02-18T15:18:02","percent_change":2.50871,"prev_day_close":14.3499999046326},{"option":"SPXW260226C06620000","bid":254.0,"bid_size":4.0,"ask":259.6,"ask_size":4.0,"iv":0.2439,"open_interest":0.0,"volume":0.0,"delta":0.8482,"gamma":0.001,"vega":2.329,"theta":-3.6443,"rho":1.0665,"theo":256.7242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":273.849990844727},{"option":"SPXW260226P06620000","bid":18.6,"bid_size":38.0,"ask":19.0,"ask_size":13.0,"iv":0.2436,"open_interest":148.0,"volume":56.0,"delta":-0.1517,"gamma":0.001,"vega":2.329,"theta":-3.7317,"rho":-0.2013,"theo":18.7975,"change":-8.4,"open":11.15,"high":15.32,"low":10.15,"tick":"down","last_trade_price":13.15,"last_trade_time":"2026-02-18T15:56:31","percent_change":-38.9791,"prev_day_close":14.8499999046326},{"option":"SPXW260226C06625000","bid":249.6,"bid_size":4.0,"ask":255.1,"ask_size":4.0,"iv":0.2428,"open_interest":2.0,"volume":0.0,"delta":0.8441,"gamma":0.001,"vega":2.3699,"theta":-3.7041,"rho":1.0619,"theo":252.3065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.66,"last_trade_time":"2026-02-17T13:01:57","percent_change":0.0,"prev_day_close":269.0},{"option":"SPXW260226P06625000","bid":19.2,"bid_size":14.0,"ask":19.6,"ask_size":13.0,"iv":0.2427,"open_interest":240.0,"volume":59.0,"delta":-0.1559,"gamma":0.001,"vega":2.3699,"theta":-3.7896,"rho":-0.2068,"theo":19.3757,"change":-7.0,"open":15.69,"high":16.3,"low":10.5,"tick":"no_change","last_trade_price":15.15,"last_trade_time":"2026-02-18T15:43:12","percent_change":-31.6027,"prev_day_close":15.3000001907349},{"option":"SPXW260226C06630000","bid":245.2,"bid_size":4.0,"ask":250.7,"ask_size":4.0,"iv":0.2418,"open_interest":0.0,"volume":0.0,"delta":0.8398,"gamma":0.001,"vega":2.4112,"theta":-3.7637,"rho":1.0572,"theo":247.9047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":264.849990844727},{"option":"SPXW260226P06630000","bid":19.8,"bid_size":12.0,"ask":20.2,"ask_size":12.0,"iv":0.2417,"open_interest":114.0,"volume":27.0,"delta":-0.1602,"gamma":0.001,"vega":2.4112,"theta":-3.8474,"rho":-0.2125,"theo":19.9699,"change":-5.8,"open":14.2,"high":17.0,"low":11.6,"tick":"up","last_trade_price":17.0,"last_trade_time":"2026-02-18T14:35:46","percent_change":-25.4386,"prev_day_close":15.8000001907349},{"option":"SPXW260226C06635000","bid":238.1,"bid_size":1.0,"ask":252.5,"ask_size":1.0,"iv":0.2479,"open_interest":0.0,"volume":0.0,"delta":0.8354,"gamma":0.001,"vega":2.4529,"theta":-3.8232,"rho":1.0523,"theo":243.5193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.399993896484},{"option":"SPXW260226P06635000","bid":20.4,"bid_size":12.0,"ask":20.8,"ask_size":12.0,"iv":0.2407,"open_interest":67.0,"volume":82.0,"delta":-0.1646,"gamma":0.001,"vega":2.4529,"theta":-3.9051,"rho":-0.2184,"theo":20.5804,"change":-7.93,"open":20.0,"high":20.0,"low":11.35,"tick":"down","last_trade_price":15.47,"last_trade_time":"2026-02-18T16:02:59","percent_change":-33.8889,"prev_day_close":16.3000001907349},{"option":"SPXW260226C06640000","bid":236.5,"bid_size":5.0,"ask":241.9,"ask_size":5.0,"iv":0.2398,"open_interest":0.0,"volume":0.0,"delta":0.8309,"gamma":0.0011,"vega":2.4951,"theta":-3.8824,"rho":1.0473,"theo":239.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":255.699996948242},{"option":"SPXW260226P06640000","bid":21.0,"bid_size":27.0,"ask":21.4,"ask_size":12.0,"iv":0.2396,"open_interest":604.0,"volume":12.0,"delta":-0.1691,"gamma":0.0011,"vega":2.4951,"theta":-3.9624,"rho":-0.2244,"theo":21.2077,"change":-2.4,"open":15.17,"high":15.17,"low":11.74,"tick":"up","last_trade_price":14.2,"last_trade_time":"2026-02-18T13:34:03","percent_change":-14.2433,"prev_day_close":16.8500003814697},{"option":"SPXW260226C06645000","bid":229.0,"bid_size":1.0,"ask":244.1,"ask_size":1.0,"iv":0.2455,"open_interest":0.0,"volume":0.0,"delta":0.8263,"gamma":0.0011,"vega":2.5378,"theta":-3.9412,"rho":1.042,"theo":234.7991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":250.849998474121},{"option":"SPXW260226P06645000","bid":21.7,"bid_size":12.0,"ask":22.1,"ask_size":12.0,"iv":0.2386,"open_interest":9.0,"volume":8.0,"delta":-0.1737,"gamma":0.0011,"vega":2.5378,"theta":-4.0194,"rho":-0.2306,"theo":21.8522,"change":-7.7,"open":12.8,"high":17.1,"low":12.8,"tick":"up","last_trade_price":17.1,"last_trade_time":"2026-02-18T14:20:56","percent_change":-31.0484,"prev_day_close":17.3500003814697},{"option":"SPXW260226C06650000","bid":227.8,"bid_size":5.0,"ask":233.2,"ask_size":5.0,"iv":0.2377,"open_interest":0.0,"volume":0.0,"delta":0.8215,"gamma":0.0011,"vega":2.5807,"theta":-3.9996,"rho":1.0366,"theo":230.4654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.100006103516},{"option":"SPXW260226P06650000","bid":22.3,"bid_size":26.0,"ask":22.7,"ask_size":12.0,"iv":0.2375,"open_interest":747.0,"volume":69.0,"delta":-0.1784,"gamma":0.0011,"vega":2.5807,"theta":-4.076,"rho":-0.237,"theo":22.5144,"change":-8.08,"open":24.34,"high":24.34,"low":12.45,"tick":"up","last_trade_price":17.42,"last_trade_time":"2026-02-18T14:16:02","percent_change":-31.6863,"prev_day_close":17.9000005722046},{"option":"SPXW260226C06655000","bid":220.6,"bid_size":1.0,"ask":235.0,"ask_size":1.0,"iv":0.2429,"open_interest":0.0,"volume":0.0,"delta":0.8167,"gamma":0.0011,"vega":2.6236,"theta":-4.0575,"rho":1.031,"theo":226.15,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":242.449996948242},{"option":"SPXW260226P06655000","bid":23.0,"bid_size":12.0,"ask":23.4,"ask_size":12.0,"iv":0.2366,"open_interest":13.0,"volume":7.0,"delta":-0.1832,"gamma":0.0011,"vega":2.6236,"theta":-4.1321,"rho":-0.2435,"theo":23.195,"change":-3.25,"open":15.6,"high":15.6,"low":15.6,"tick":"down","last_trade_price":15.6,"last_trade_time":"2026-02-18T13:40:30","percent_change":-17.6152,"prev_day_close":18.4499998092651},{"option":"SPXW260226C06660000","bid":219.2,"bid_size":5.0,"ask":224.5,"ask_size":5.0,"iv":0.2355,"open_interest":4.0,"volume":0.0,"delta":0.8118,"gamma":0.0012,"vega":2.6662,"theta":-4.1149,"rho":1.0252,"theo":221.8531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":224.11,"last_trade_time":"2026-02-13T10:08:22","percent_change":0.0,"prev_day_close":237.950004577637},{"option":"SPXW260226P06660000","bid":23.7,"bid_size":12.0,"ask":24.1,"ask_size":12.0,"iv":0.2356,"open_interest":63.0,"volume":6.0,"delta":-0.1882,"gamma":0.0012,"vega":2.6662,"theta":-4.1876,"rho":-0.2502,"theo":23.8941,"change":-2.65,"open":14.3,"high":20.7,"low":14.3,"tick":"no_change","last_trade_price":17.42,"last_trade_time":"2026-02-18T15:58:56","percent_change":-13.9108,"prev_day_close":19.0500001907349},{"option":"SPXW260226C06665000","bid":212.1,"bid_size":1.0,"ask":226.7,"ask_size":1.0,"iv":0.2412,"open_interest":0.0,"volume":0.0,"delta":0.8067,"gamma":0.0012,"vega":2.7085,"theta":-4.1717,"rho":1.0194,"theo":217.5752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":233.450004577637},{"option":"SPXW260226P06665000","bid":24.4,"bid_size":11.0,"ask":24.8,"ask_size":11.0,"iv":0.2344,"open_interest":17.0,"volume":5.0,"delta":-0.1932,"gamma":0.0012,"vega":2.7085,"theta":-4.2426,"rho":-0.257,"theo":24.6121,"change":-9.73,"open":14.42,"high":17.92,"low":14.42,"tick":"no_change","last_trade_price":17.92,"last_trade_time":"2026-02-18T15:58:56","percent_change":-35.1899,"prev_day_close":19.6499996185303},{"option":"SPXW260226C06670000","bid":210.7,"bid_size":5.0,"ask":216.0,"ask_size":5.0,"iv":0.2336,"open_interest":4.0,"volume":0.0,"delta":0.8016,"gamma":0.0012,"vega":2.7506,"theta":-4.2279,"rho":1.0135,"theo":213.3163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.06,"last_trade_time":"2026-02-13T10:08:22","percent_change":0.0,"prev_day_close":229.300003051758},{"option":"SPXW260226P06670000","bid":25.1,"bid_size":23.0,"ask":25.5,"ask_size":11.0,"iv":0.2332,"open_interest":53.0,"volume":27.0,"delta":-0.1984,"gamma":0.0012,"vega":2.7506,"theta":-4.2969,"rho":-0.2639,"theo":25.3491,"change":3.75,"open":24.23,"high":24.23,"low":16.46,"tick":"down","last_trade_price":18.11,"last_trade_time":"2026-02-18T15:57:58","percent_change":18.5185,"prev_day_close":20.25},{"option":"SPXW260226C06675000","bid":206.4,"bid_size":5.0,"ask":211.7,"ask_size":5.0,"iv":0.2323,"open_interest":1.0,"volume":0.0,"delta":0.7963,"gamma":0.0012,"vega":2.7926,"theta":-4.2833,"rho":1.0074,"theo":209.0767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":346.33,"last_trade_time":"2026-01-29T09:43:51","percent_change":0.0,"prev_day_close":224.849998474121},{"option":"SPXW260226P06675000","bid":25.9,"bid_size":11.0,"ask":26.3,"ask_size":11.0,"iv":0.2322,"open_interest":53.0,"volume":21.0,"delta":-0.2036,"gamma":0.0012,"vega":2.7926,"theta":-4.3505,"rho":-0.2709,"theo":26.1054,"change":-13.35,"open":21.63,"high":21.63,"low":15.85,"tick":"down","last_trade_price":15.85,"last_trade_time":"2026-02-18T12:05:25","percent_change":-45.7192,"prev_day_close":20.9000005722046},{"option":"SPXW260226C06680000","bid":202.8,"bid_size":2.0,"ask":207.5,"ask_size":5.0,"iv":0.2324,"open_interest":0.0,"volume":0.0,"delta":0.7909,"gamma":0.0013,"vega":2.8346,"theta":-4.3379,"rho":1.0012,"theo":204.8566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":220.550003051758},{"option":"SPXW260226P06680000","bid":26.6,"bid_size":31.0,"ask":27.1,"ask_size":13.0,"iv":0.2312,"open_interest":67.0,"volume":32.0,"delta":-0.209,"gamma":0.0013,"vega":2.8346,"theta":-4.4032,"rho":-0.278,"theo":26.8813,"change":-8.74,"open":25.61,"high":26.9,"low":14.85,"tick":"down","last_trade_price":21.31,"last_trade_time":"2026-02-18T16:13:59","percent_change":-29.0849,"prev_day_close":21.5500001907349},{"option":"SPXW260226C06685000","bid":197.5,"bid_size":2.0,"ask":207.7,"ask_size":3.0,"iv":0.237,"open_interest":0.0,"volume":0.0,"delta":0.7854,"gamma":0.0013,"vega":2.8768,"theta":-4.3915,"rho":0.9949,"theo":200.6565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":216.099998474121},{"option":"SPXW260226P06685000","bid":27.4,"bid_size":19.0,"ask":27.9,"ask_size":13.0,"iv":0.2301,"open_interest":103.0,"volume":20.0,"delta":-0.2146,"gamma":0.0013,"vega":2.8768,"theta":-4.455,"rho":-0.2854,"theo":27.6772,"change":-8.85,"open":17.05,"high":24.82,"low":17.05,"tick":"down","last_trade_price":22.0,"last_trade_time":"2026-02-18T16:13:59","percent_change":-28.6872,"prev_day_close":22.1999998092651},{"option":"SPXW260226C06690000","bid":193.9,"bid_size":5.0,"ask":199.0,"ask_size":5.0,"iv":0.229,"open_interest":0.0,"volume":0.0,"delta":0.7798,"gamma":0.0013,"vega":2.9193,"theta":-4.4442,"rho":0.9883,"theo":196.4769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.0},{"option":"SPXW260226P06690000","bid":28.2,"bid_size":30.0,"ask":28.7,"ask_size":13.0,"iv":0.229,"open_interest":94.0,"volume":30.0,"delta":-0.2202,"gamma":0.0013,"vega":2.9193,"theta":-4.5059,"rho":-0.2929,"theo":28.4936,"change":-8.1,"open":30.39,"high":30.39,"low":15.8,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-18T15:40:58","percent_change":-25.552,"prev_day_close":22.9000005722046},{"option":"SPXW260226C06695000","bid":187.4,"bid_size":3.0,"ask":199.4,"ask_size":3.0,"iv":0.2317,"open_interest":0.0,"volume":0.0,"delta":0.774,"gamma":0.0013,"vega":2.9619,"theta":-4.4958,"rho":0.9814,"theo":192.3186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.299995422363},{"option":"SPXW260226P06695000","bid":29.0,"bid_size":20.0,"ask":29.5,"ask_size":12.0,"iv":0.2278,"open_interest":23.0,"volume":27.0,"delta":-0.2259,"gamma":0.0013,"vega":2.9619,"theta":-4.5557,"rho":-0.3007,"theo":29.3312,"change":-8.83,"open":32.36,"high":32.36,"low":19.05,"tick":"up","last_trade_price":23.77,"last_trade_time":"2026-02-18T15:42:38","percent_change":-27.0859,"prev_day_close":23.5999994277954},{"option":"SPXW260226C06700000","bid":186.1,"bid_size":8.0,"ask":190.7,"ask_size":8.0,"iv":0.2277,"open_interest":27.0,"volume":1.0,"delta":0.7681,"gamma":0.0014,"vega":3.0043,"theta":-4.5462,"rho":0.9744,"theo":188.1821,"change":20.95,"open":207.5,"high":207.5,"low":207.5,"tick":"down","last_trade_price":207.5,"last_trade_time":"2026-02-18T14:30:20","percent_change":11.2302,"prev_day_close":203.349998474121},{"option":"SPXW260226P06700000","bid":29.9,"bid_size":29.0,"ask":30.4,"ask_size":13.0,"iv":0.2266,"open_interest":429.0,"volume":78.0,"delta":-0.2318,"gamma":0.0014,"vega":3.0043,"theta":-4.6042,"rho":-0.3087,"theo":30.1906,"change":6.0,"open":30.76,"high":33.31,"low":18.2,"tick":"no_change","last_trade_price":24.2,"last_trade_time":"2026-02-18T16:12:24","percent_change":24.6914,"prev_day_close":24.3000001907349},{"option":"SPXW260226C06705000","bid":180.7,"bid_size":2.0,"ask":191.1,"ask_size":3.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.7621,"gamma":0.0014,"vega":3.0463,"theta":-4.5954,"rho":0.9672,"theo":184.0679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":198.700004577637},{"option":"SPXW260226P06705000","bid":30.8,"bid_size":12.0,"ask":31.2,"ask_size":12.0,"iv":0.2256,"open_interest":46.0,"volume":4.0,"delta":-0.2378,"gamma":0.0014,"vega":3.0463,"theta":-4.6516,"rho":-0.3169,"theo":31.0725,"change":7.1,"open":20.68,"high":23.95,"low":20.68,"tick":"up","last_trade_price":23.95,"last_trade_time":"2026-02-18T13:52:43","percent_change":28.2869,"prev_day_close":25.0999994277954},{"option":"SPXW260226C06710000","bid":177.5,"bid_size":8.0,"ask":182.5,"ask_size":8.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.756,"gamma":0.0014,"vega":3.0877,"theta":-4.6432,"rho":0.9598,"theo":179.9766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":194.75},{"option":"SPXW260226P06710000","bid":31.7,"bid_size":12.0,"ask":32.1,"ask_size":12.0,"iv":0.2244,"open_interest":47.0,"volume":24.0,"delta":-0.244,"gamma":0.0014,"vega":3.0877,"theta":-4.6976,"rho":-0.3252,"theo":31.9771,"change":-6.38,"open":33.43,"high":33.43,"low":18.52,"tick":"up","last_trade_price":28.97,"last_trade_time":"2026-02-18T14:45:14","percent_change":-18.0481,"prev_day_close":25.8000001907349},{"option":"SPXW260226C06715000","bid":171.1,"bid_size":3.0,"ask":183.0,"ask_size":3.0,"iv":0.2272,"open_interest":0.0,"volume":0.0,"delta":0.7497,"gamma":0.0014,"vega":3.1283,"theta":-4.6897,"rho":0.9523,"theo":175.9083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":190.200004577637},{"option":"SPXW260226P06715000","bid":32.6,"bid_size":12.0,"ask":33.1,"ask_size":13.0,"iv":0.2234,"open_interest":64.0,"volume":22.0,"delta":-0.2502,"gamma":0.0014,"vega":3.1283,"theta":-4.7422,"rho":-0.3336,"theo":32.9047,"change":-7.65,"open":34.38,"high":34.38,"low":20.03,"tick":"up","last_trade_price":28.7,"last_trade_time":"2026-02-18T15:34:24","percent_change":-21.0454,"prev_day_close":26.5999994277954},{"option":"SPXW260226C06720000","bid":169.4,"bid_size":8.0,"ask":174.3,"ask_size":8.0,"iv":0.2223,"open_interest":0.0,"volume":0.0,"delta":0.7433,"gamma":0.0015,"vega":3.1684,"theta":-4.7346,"rho":0.9448,"theo":171.8632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":186.349998474121},{"option":"SPXW260226P06720000","bid":33.6,"bid_size":9.0,"ask":34.0,"ask_size":11.0,"iv":0.222,"open_interest":753.0,"volume":733.0,"delta":-0.2566,"gamma":0.0015,"vega":3.1684,"theta":-4.7853,"rho":-0.3422,"theo":33.8556,"change":5.67,"open":30.2,"high":32.2,"low":19.67,"tick":"down","last_trade_price":24.57,"last_trade_time":"2026-02-18T15:57:58","percent_change":20.6934,"prev_day_close":27.4000005722046},{"option":"SPXW260226C06725000","bid":165.4,"bid_size":8.0,"ask":170.3,"ask_size":8.0,"iv":0.2212,"open_interest":5.0,"volume":0.0,"delta":0.7368,"gamma":0.0015,"vega":3.2081,"theta":-4.778,"rho":0.9371,"theo":167.8417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.07,"last_trade_time":"2026-02-13T11:51:02","percent_change":0.0,"prev_day_close":182.150001525879},{"option":"SPXW260226P06725000","bid":34.5,"bid_size":20.0,"ask":35.0,"ask_size":11.0,"iv":0.2209,"open_interest":161.0,"volume":9.0,"delta":-0.2632,"gamma":0.0015,"vega":3.2081,"theta":-4.8268,"rho":-0.3508,"theo":34.83,"change":-5.6,"open":35.8,"high":35.8,"low":19.8,"tick":"up","last_trade_price":32.8,"last_trade_time":"2026-02-18T15:20:07","percent_change":-14.5833,"prev_day_close":28.3000001907349},{"option":"SPXW260226C06730000","bid":161.5,"bid_size":8.0,"ask":166.3,"ask_size":8.0,"iv":0.2202,"open_interest":1.0,"volume":0.0,"delta":0.7301,"gamma":0.0015,"vega":3.2476,"theta":-4.8197,"rho":0.9291,"theo":163.8442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":261.75,"last_trade_time":"2026-02-10T13:19:28","percent_change":0.0,"prev_day_close":178.050003051758},{"option":"SPXW260226P06730000","bid":35.5,"bid_size":20.0,"ask":36.0,"ask_size":11.0,"iv":0.2198,"open_interest":62.0,"volume":29.0,"delta":-0.2698,"gamma":0.0015,"vega":3.2476,"theta":-4.8667,"rho":-0.3597,"theo":35.8285,"change":-9.55,"open":26.22,"high":31.9,"low":22.3,"tick":"down","last_trade_price":29.9,"last_trade_time":"2026-02-18T15:38:42","percent_change":-24.2079,"prev_day_close":29.0999994277954},{"option":"SPXW260226C06735000","bid":155.4,"bid_size":3.0,"ask":167.0,"ask_size":12.0,"iv":0.2229,"open_interest":0.0,"volume":0.0,"delta":0.7233,"gamma":0.0016,"vega":3.287,"theta":-4.8596,"rho":0.921,"theo":159.8715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":173.75},{"option":"SPXW260226P06735000","bid":36.5,"bid_size":18.0,"ask":37.0,"ask_size":11.0,"iv":0.2185,"open_interest":47.0,"volume":12.0,"delta":-0.2766,"gamma":0.0016,"vega":3.287,"theta":-4.9048,"rho":-0.3689,"theo":36.8518,"change":-10.35,"open":33.1,"high":33.1,"low":22.5,"tick":"down","last_trade_price":30.1,"last_trade_time":"2026-02-18T15:39:51","percent_change":-25.5871,"prev_day_close":30.0},{"option":"SPXW260226C06740000","bid":153.5,"bid_size":8.0,"ask":158.3,"ask_size":8.0,"iv":0.2175,"open_interest":2.0,"volume":0.0,"delta":0.7164,"gamma":0.0016,"vega":3.3261,"theta":-4.8976,"rho":0.9125,"theo":155.9244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":145.77,"last_trade_time":"2026-02-17T13:27:04","percent_change":0.0,"prev_day_close":169.75},{"option":"SPXW260226P06740000","bid":37.6,"bid_size":11.0,"ask":38.1,"ask_size":12.0,"iv":0.2174,"open_interest":1443.0,"volume":1494.0,"delta":-0.2836,"gamma":0.0016,"vega":3.3261,"theta":-4.941,"rho":-0.3783,"theo":37.9007,"change":-11.03,"open":38.67,"high":38.67,"low":21.9,"tick":"up","last_trade_price":30.57,"last_trade_time":"2026-02-18T15:44:05","percent_change":-26.5144,"prev_day_close":30.8500003814697},{"option":"SPXW260226C06745000","bid":147.5,"bid_size":5.0,"ask":159.1,"ask_size":12.0,"iv":0.2202,"open_interest":2.0,"volume":0.0,"delta":0.7093,"gamma":0.0016,"vega":3.3646,"theta":-4.9336,"rho":0.9038,"theo":152.0038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.07,"last_trade_time":"2026-02-17T13:27:04","percent_change":0.0,"prev_day_close":165.550003051758},{"option":"SPXW260226P06745000","bid":38.7,"bid_size":9.0,"ask":39.2,"ask_size":12.0,"iv":0.2163,"open_interest":30.0,"volume":8.0,"delta":-0.2907,"gamma":0.0016,"vega":3.3646,"theta":-4.9751,"rho":-0.388,"theo":38.976,"change":-12.55,"open":27.07,"high":30.2,"low":23.9,"tick":"up","last_trade_price":30.2,"last_trade_time":"2026-02-18T15:46:56","percent_change":-29.3567,"prev_day_close":31.8000001907349},{"option":"SPXW260226C06750000","bid":147.6,"bid_size":1.0,"ask":148.6,"ask_size":1.0,"iv":0.215,"open_interest":224.0,"volume":2.0,"delta":0.702,"gamma":0.0016,"vega":3.4022,"theta":-4.9675,"rho":0.8948,"theo":148.1103,"change":32.7,"open":166.9,"high":179.0,"low":166.9,"tick":"up","last_trade_price":179.0,"last_trade_time":"2026-02-18T10:15:25","percent_change":22.3513,"prev_day_close":161.5},{"option":"SPXW260226P06750000","bid":39.8,"bid_size":9.0,"ask":40.3,"ask_size":12.0,"iv":0.215,"open_interest":748.0,"volume":142.0,"delta":-0.2979,"gamma":0.0016,"vega":3.4022,"theta":-5.0072,"rho":-0.3979,"theo":40.0784,"change":-11.52,"open":40.89,"high":40.89,"low":22.95,"tick":"down","last_trade_price":32.38,"last_trade_time":"2026-02-18T15:44:05","percent_change":-26.2415,"prev_day_close":32.7000007629394},{"option":"SPXW260226C06755000","bid":140.2,"bid_size":2.0,"ask":151.4,"ask_size":12.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":0.6946,"gamma":0.0017,"vega":3.4388,"theta":-4.9992,"rho":0.8858,"theo":144.2443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":157.300003051758},{"option":"SPXW260226P06755000","bid":40.9,"bid_size":8.0,"ask":41.4,"ask_size":9.0,"iv":0.2137,"open_interest":21.0,"volume":5.0,"delta":-0.3053,"gamma":0.0017,"vega":3.4388,"theta":-5.0371,"rho":-0.4079,"theo":41.2084,"change":-7.07,"open":37.92,"high":38.03,"low":28.4,"tick":"no_change","last_trade_price":38.03,"last_trade_time":"2026-02-18T15:19:17","percent_change":-15.6763,"prev_day_close":33.7000007629394},{"option":"SPXW260226C06760000","bid":140.1,"bid_size":1.0,"ask":140.7,"ask_size":1.0,"iv":0.2126,"open_interest":2.0,"volume":1.0,"delta":0.6871,"gamma":0.0017,"vega":3.4743,"theta":-5.0286,"rho":0.8766,"theo":140.4063,"change":8.32,"open":147.02,"high":147.02,"low":147.02,"tick":"down","last_trade_price":147.02,"last_trade_time":"2026-02-18T15:33:11","percent_change":5.99856,"prev_day_close":153.599998474121},{"option":"SPXW260226P06760000","bid":42.1,"bid_size":8.0,"ask":42.6,"ask_size":9.0,"iv":0.2126,"open_interest":124.0,"volume":43.0,"delta":-0.3129,"gamma":0.0017,"vega":3.4743,"theta":-5.0646,"rho":-0.418,"theo":42.3664,"change":-14.57,"open":27.14,"high":31.78,"low":24.8,"tick":"no_change","last_trade_price":31.78,"last_trade_time":"2026-02-18T13:58:26","percent_change":-31.4347,"prev_day_close":34.7000007629394},{"option":"SPXW260226C06765000","bid":136.3,"bid_size":1.0,"ask":136.9,"ask_size":1.0,"iv":0.2113,"open_interest":0.0,"volume":0.0,"delta":0.6794,"gamma":0.0017,"vega":3.5087,"theta":-5.0557,"rho":0.8673,"theo":136.5965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":149.399993896484},{"option":"SPXW260226P06765000","bid":43.2,"bid_size":11.0,"ask":43.7,"ask_size":8.0,"iv":0.2112,"open_interest":182.0,"volume":24.0,"delta":-0.3206,"gamma":0.0017,"vega":3.5087,"theta":-5.0898,"rho":-0.4282,"theo":43.5525,"change":-12.32,"open":46.8,"high":46.8,"low":27.0,"tick":"down","last_trade_price":35.28,"last_trade_time":"2026-02-18T16:13:59","percent_change":-25.8824,"prev_day_close":35.7000007629394},{"option":"SPXW260226C06770000","bid":132.6,"bid_size":1.0,"ask":133.1,"ask_size":1.0,"iv":0.21,"open_interest":12.0,"volume":0.0,"delta":0.6716,"gamma":0.0018,"vega":3.5423,"theta":-5.0802,"rho":0.8578,"theo":132.8154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.5,"last_trade_time":"2026-02-17T10:33:29","percent_change":0.0,"prev_day_close":145.700004577637},{"option":"SPXW260226P06770000","bid":44.5,"bid_size":8.0,"ask":45.0,"ask_size":9.0,"iv":0.21,"open_interest":1420.0,"volume":1457.0,"delta":-0.3284,"gamma":0.0018,"vega":3.5423,"theta":-5.1126,"rho":-0.4387,"theo":44.7673,"change":-12.53,"open":32.72,"high":36.38,"low":27.8,"tick":"down","last_trade_price":36.37,"last_trade_time":"2026-02-18T16:13:59","percent_change":-25.6237,"prev_day_close":36.75},{"option":"SPXW260226C06775000","bid":128.8,"bid_size":1.0,"ask":129.4,"ask_size":1.0,"iv":0.2087,"open_interest":17.0,"volume":0.0,"delta":0.6635,"gamma":0.0018,"vega":3.5751,"theta":-5.1022,"rho":0.8481,"theo":129.0637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.1,"last_trade_time":"2026-02-17T10:45:09","percent_change":0.0,"prev_day_close":141.699996948242},{"option":"SPXW260226P06775000","bid":45.7,"bid_size":8.0,"ask":46.2,"ask_size":8.0,"iv":0.2085,"open_interest":119.0,"volume":71.0,"delta":-0.3364,"gamma":0.0018,"vega":3.5751,"theta":-5.1327,"rho":-0.4494,"theo":46.0116,"change":-11.4,"open":46.74,"high":46.74,"low":26.5,"tick":"down","last_trade_price":38.8,"last_trade_time":"2026-02-18T15:38:42","percent_change":-22.7092,"prev_day_close":37.7999992370606},{"option":"SPXW260226C06780000","bid":125.1,"bid_size":1.0,"ask":125.7,"ask_size":1.0,"iv":0.2074,"open_interest":11.0,"volume":0.0,"delta":0.6554,"gamma":0.0018,"vega":3.6072,"theta":-5.1214,"rho":0.838,"theo":125.3424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.1,"last_trade_time":"2026-02-17T11:01:47","percent_change":0.0,"prev_day_close":138.0},{"option":"SPXW260226P06780000","bid":47.0,"bid_size":8.0,"ask":47.5,"ask_size":8.0,"iv":0.2073,"open_interest":64.0,"volume":21.0,"delta":-0.3446,"gamma":0.0018,"vega":3.6072,"theta":-5.1501,"rho":-0.4604,"theo":47.2863,"change":-17.15,"open":43.8,"high":43.8,"low":27.34,"tick":"up","last_trade_price":34.4,"last_trade_time":"2026-02-18T14:03:29","percent_change":-33.2687,"prev_day_close":38.8499984741211},{"option":"SPXW260226C06785000","bid":121.4,"bid_size":2.0,"ask":122.0,"ask_size":7.0,"iv":0.206,"open_interest":24.0,"volume":0.0,"delta":0.647,"gamma":0.0018,"vega":3.6384,"theta":-5.1378,"rho":0.8276,"theo":121.6528,"change":-10.05,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":123.53,"last_trade_time":"2026-02-17T15:08:17","percent_change":-7.53091,"prev_day_close":133.450004577637},{"option":"SPXW260226P06785000","bid":48.3,"bid_size":7.0,"ask":48.8,"ask_size":7.0,"iv":0.2059,"open_interest":1558.0,"volume":1554.0,"delta":-0.3529,"gamma":0.0018,"vega":3.6384,"theta":-5.1646,"rho":-0.4718,"theo":48.5927,"change":-18.94,"open":50.4,"high":50.4,"low":30.1,"tick":"up","last_trade_price":34.01,"last_trade_time":"2026-02-18T11:58:24","percent_change":-35.7696,"prev_day_close":40.0},{"option":"SPXW260226C06790000","bid":117.8,"bid_size":2.0,"ask":118.3,"ask_size":2.0,"iv":0.2047,"open_interest":36.0,"volume":0.0,"delta":0.6386,"gamma":0.0019,"vega":3.6682,"theta":-5.1512,"rho":0.8169,"theo":117.9958,"change":-8.15,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":119.88,"last_trade_time":"2026-02-17T15:08:17","percent_change":-6.29101,"prev_day_close":129.550003051758},{"option":"SPXW260226P06790000","bid":49.7,"bid_size":7.0,"ask":50.2,"ask_size":8.0,"iv":0.2047,"open_interest":5069.0,"volume":5048.0,"delta":-0.3614,"gamma":0.0019,"vega":3.6682,"theta":-5.1762,"rho":-0.4834,"theo":49.9316,"change":-17.45,"open":51.75,"high":51.75,"low":29.85,"tick":"down","last_trade_price":36.9,"last_trade_time":"2026-02-18T15:53:21","percent_change":-32.1067,"prev_day_close":41.2000007629394},{"option":"SPXW260226C06795000","bid":114.1,"bid_size":2.0,"ask":114.7,"ask_size":7.0,"iv":0.2034,"open_interest":5.0,"volume":0.0,"delta":0.6299,"gamma":0.0019,"vega":3.6964,"theta":-5.1614,"rho":0.8061,"theo":114.372,"change":10.3,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":86.8,"last_trade_time":"2026-02-17T10:37:10","percent_change":8.19411,"prev_day_close":125.700000762939},{"option":"SPXW260226P06795000","bid":51.0,"bid_size":7.0,"ask":51.6,"ask_size":8.0,"iv":0.2033,"open_interest":33.0,"volume":23.0,"delta":-0.37,"gamma":0.0019,"vega":3.6964,"theta":-5.1846,"rho":-0.4952,"theo":51.3037,"change":-13.16,"open":50.92,"high":50.92,"low":31.2,"tick":"down","last_trade_price":42.69,"last_trade_time":"2026-02-18T15:42:38","percent_change":-23.5631,"prev_day_close":42.3999996185303},{"option":"SPXW260226C06800000","bid":110.6,"bid_size":2.0,"ask":111.1,"ask_size":2.0,"iv":0.2019,"open_interest":147.0,"volume":123.0,"delta":0.6211,"gamma":0.0019,"vega":3.723,"theta":-5.1685,"rho":0.7952,"theo":110.7819,"change":10.15,"open":137.88,"high":137.88,"low":113.55,"tick":"no_change","last_trade_price":116.65,"last_trade_time":"2026-02-18T15:36:19","percent_change":8.32309,"prev_day_close":121.949996948242},{"option":"SPXW260226P06800000","bid":52.4,"bid_size":8.0,"ask":53.0,"ask_size":8.0,"iv":0.2018,"open_interest":514.0,"volume":164.0,"delta":-0.3789,"gamma":0.0019,"vega":3.723,"theta":-5.1898,"rho":-0.5071,"theo":52.7096,"change":9.2,"open":53.64,"high":53.64,"low":31.8,"tick":"up","last_trade_price":43.5,"last_trade_time":"2026-02-18T16:11:10","percent_change":21.1009,"prev_day_close":43.6000003814697},{"option":"SPXW260226C06805000","bid":107.0,"bid_size":2.0,"ask":107.6,"ask_size":7.0,"iv":0.2005,"open_interest":8.0,"volume":0.0,"delta":0.6121,"gamma":0.002,"vega":3.748,"theta":-5.1723,"rho":0.7841,"theo":107.2259,"change":10.6,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.78,"last_trade_time":"2026-02-17T10:32:31","percent_change":8.96027,"prev_day_close":118.299999237061},{"option":"SPXW260226P06805000","bid":53.9,"bid_size":6.0,"ask":54.4,"ask_size":7.0,"iv":0.2004,"open_interest":42.0,"volume":14.0,"delta":-0.3879,"gamma":0.002,"vega":3.748,"theta":-5.1918,"rho":-0.5191,"theo":54.1495,"change":-9.4,"open":38.92,"high":49.45,"low":34.2,"tick":"no_change","last_trade_price":49.45,"last_trade_time":"2026-02-18T14:54:12","percent_change":-15.9728,"prev_day_close":44.8499984741211},{"option":"SPXW260226C06810000","bid":103.5,"bid_size":2.0,"ask":104.0,"ask_size":2.0,"iv":0.1991,"open_interest":29.0,"volume":8.0,"delta":0.6029,"gamma":0.002,"vega":3.7714,"theta":-5.1727,"rho":0.7729,"theo":103.7046,"change":4.66,"open":107.23,"high":107.51,"low":106.4,"tick":"up","last_trade_price":107.51,"last_trade_time":"2026-02-18T14:57:49","percent_change":4.53087,"prev_day_close":114.550003051758},{"option":"SPXW260226P06810000","bid":55.3,"bid_size":9.0,"ask":55.9,"ask_size":7.0,"iv":0.1989,"open_interest":409.0,"volume":103.0,"delta":-0.3971,"gamma":0.002,"vega":3.7714,"theta":-5.1903,"rho":-0.5313,"theo":55.6243,"change":-18.5,"open":57.2,"high":57.2,"low":35.0,"tick":"up","last_trade_price":41.95,"last_trade_time":"2026-02-18T15:57:25","percent_change":-30.6038,"prev_day_close":46.1000003814697},{"option":"SPXW260226C06815000","bid":100.0,"bid_size":2.0,"ask":100.6,"ask_size":8.0,"iv":0.1976,"open_interest":6.0,"volume":2.0,"delta":0.5935,"gamma":0.002,"vega":3.7933,"theta":-5.1695,"rho":0.7613,"theo":100.2193,"change":6.48,"open":105.98,"high":105.98,"low":105.98,"tick":"no_change","last_trade_price":105.98,"last_trade_time":"2026-02-18T14:59:01","percent_change":6.51256,"prev_day_close":110.799999237061},{"option":"SPXW260226P06815000","bid":56.9,"bid_size":6.0,"ask":57.4,"ask_size":7.0,"iv":0.1976,"open_interest":32.0,"volume":24.0,"delta":-0.4064,"gamma":0.002,"vega":3.7933,"theta":-5.1854,"rho":-0.5439,"theo":57.1348,"change":-21.35,"open":52.72,"high":58.7,"low":36.6,"tick":"up","last_trade_price":40.7,"last_trade_time":"2026-02-18T13:34:23","percent_change":-34.4077,"prev_day_close":47.4500007629394},{"option":"SPXW260226C06820000","bid":96.5,"bid_size":3.0,"ask":97.1,"ask_size":2.0,"iv":0.1962,"open_interest":27.0,"volume":19.0,"delta":0.584,"gamma":0.002,"vega":3.8137,"theta":-5.1627,"rho":0.7493,"theo":96.7712,"change":19.65,"open":102.1,"high":122.25,"low":102.1,"tick":"down","last_trade_price":115.8,"last_trade_time":"2026-02-18T13:56:24","percent_change":20.4368,"prev_day_close":107.150001525879},{"option":"SPXW260226P06820000","bid":58.4,"bid_size":7.0,"ask":58.9,"ask_size":6.0,"iv":0.1961,"open_interest":167.0,"volume":14.0,"delta":-0.4159,"gamma":0.002,"vega":3.8137,"theta":-5.1767,"rho":-0.5568,"theo":58.6827,"change":-15.28,"open":45.6,"high":48.37,"low":35.95,"tick":"up","last_trade_price":48.37,"last_trade_time":"2026-02-18T16:08:39","percent_change":-24.0063,"prev_day_close":48.7999992370606},{"option":"SPXW260226C06825000","bid":93.1,"bid_size":3.0,"ask":93.7,"ask_size":2.0,"iv":0.1947,"open_interest":21.0,"volume":6.0,"delta":0.5743,"gamma":0.002,"vega":3.8323,"theta":-5.1521,"rho":0.7369,"theo":93.3619,"change":12.61,"open":101.1,"high":117.55,"low":101.1,"tick":"down","last_trade_price":105.51,"last_trade_time":"2026-02-18T14:35:50","percent_change":13.5737,"prev_day_close":103.550003051758},{"option":"SPXW260226P06825000","bid":60.0,"bid_size":6.0,"ask":60.5,"ask_size":6.0,"iv":0.1947,"open_interest":203.0,"volume":27.0,"delta":-0.4256,"gamma":0.002,"vega":3.8323,"theta":-5.1643,"rho":-0.5701,"theo":60.2694,"change":-12.02,"open":54.96,"high":54.96,"low":37.35,"tick":"up","last_trade_price":53.33,"last_trade_time":"2026-02-18T15:02:15","percent_change":-18.3933,"prev_day_close":50.2000007629394},{"option":"SPXW260226C06830000","bid":89.8,"bid_size":2.0,"ask":90.3,"ask_size":2.0,"iv":0.1932,"open_interest":20.0,"volume":1.0,"delta":0.5644,"gamma":0.0021,"vega":3.8488,"theta":-5.1375,"rho":0.7244,"theo":89.9926,"change":25.48,"open":115.08,"high":115.08,"low":115.08,"tick":"up","last_trade_price":115.08,"last_trade_time":"2026-02-18T10:06:38","percent_change":28.4375,"prev_day_close":100.0},{"option":"SPXW260226P06830000","bid":61.6,"bid_size":6.0,"ask":62.2,"ask_size":7.0,"iv":0.1931,"open_interest":187.0,"volume":56.0,"delta":-0.4355,"gamma":0.0021,"vega":3.8488,"theta":-5.1478,"rho":-0.5836,"theo":61.896,"change":-16.68,"open":58.48,"high":61.93,"low":39.7,"tick":"up","last_trade_price":50.42,"last_trade_time":"2026-02-18T16:01:42","percent_change":-24.8584,"prev_day_close":51.6000003814697},{"option":"SPXW260226C06835000","bid":86.5,"bid_size":2.0,"ask":87.0,"ask_size":2.0,"iv":0.1917,"open_interest":17.0,"volume":8.0,"delta":0.5543,"gamma":0.0021,"vega":3.863,"theta":-5.1189,"rho":0.7117,"theo":86.6641,"change":6.71,"open":92.74,"high":113.17,"low":89.69,"tick":"down","last_trade_price":93.06,"last_trade_time":"2026-02-18T15:05:35","percent_change":7.7707,"prev_day_close":96.4499969482422},{"option":"SPXW260226P06835000","bid":63.3,"bid_size":6.0,"ask":63.8,"ask_size":6.0,"iv":0.1917,"open_interest":296.0,"volume":3.0,"delta":-0.4456,"gamma":0.0021,"vega":3.863,"theta":-5.1274,"rho":-0.5973,"theo":63.5635,"change":-10.75,"open":44.7,"high":58.1,"low":44.7,"tick":"no_change","last_trade_price":58.1,"last_trade_time":"2026-02-18T14:54:12","percent_change":-15.6137,"prev_day_close":53.1000003814697},{"option":"SPXW260226C06840000","bid":83.2,"bid_size":2.0,"ask":83.7,"ask_size":2.0,"iv":0.1902,"open_interest":23.0,"volume":2.0,"delta":0.5441,"gamma":0.0021,"vega":3.8748,"theta":-5.0961,"rho":0.6989,"theo":83.3771,"change":12.38,"open":99.3,"high":99.3,"low":94.92,"tick":"down","last_trade_price":94.92,"last_trade_time":"2026-02-18T16:06:45","percent_change":14.8709,"prev_day_close":93.0},{"option":"SPXW260226P06840000","bid":65.0,"bid_size":6.0,"ask":65.6,"ask_size":7.0,"iv":0.1901,"open_interest":407.0,"volume":28.0,"delta":-0.4559,"gamma":0.0021,"vega":3.8748,"theta":-5.1028,"rho":-0.611,"theo":65.2725,"change":-12.85,"open":47.61,"high":61.7,"low":42.2,"tick":"down","last_trade_price":57.85,"last_trade_time":"2026-02-18T15:02:15","percent_change":-18.1754,"prev_day_close":54.6000003814697},{"option":"SPXW260226C06845000","bid":79.9,"bid_size":3.0,"ask":80.5,"ask_size":2.0,"iv":0.1887,"open_interest":31.0,"volume":5.0,"delta":0.5336,"gamma":0.0022,"vega":3.8843,"theta":-5.0692,"rho":0.6859,"theo":80.1325,"change":15.65,"open":101.47,"high":101.47,"low":92.1,"tick":"up","last_trade_price":95.75,"last_trade_time":"2026-02-18T15:53:14","percent_change":19.5381,"prev_day_close":89.5},{"option":"SPXW260226P06845000","bid":66.8,"bid_size":6.0,"ask":67.3,"ask_size":7.0,"iv":0.1885,"open_interest":71.0,"volume":14.0,"delta":-0.4663,"gamma":0.0022,"vega":3.8843,"theta":-5.074,"rho":-0.625,"theo":67.0238,"change":-19.18,"open":68.64,"high":68.64,"low":43.27,"tick":"down","last_trade_price":53.32,"last_trade_time":"2026-02-18T15:48:13","percent_change":-26.4552,"prev_day_close":56.1500015258789},{"option":"SPXW260226C06850000","bid":76.7,"bid_size":3.0,"ask":77.3,"ask_size":2.0,"iv":0.1871,"open_interest":325.0,"volume":53.0,"delta":0.523,"gamma":0.0022,"vega":3.8914,"theta":-5.038,"rho":0.6726,"theo":76.9317,"change":-7.35,"open":85.6,"high":103.4,"low":80.66,"tick":"down","last_trade_price":87.58,"last_trade_time":"2026-02-18T14:47:26","percent_change":-8.53163,"prev_day_close":86.1500015258789},{"option":"SPXW260226P06850000","bid":68.6,"bid_size":6.0,"ask":69.1,"ask_size":7.0,"iv":0.187,"open_interest":513.0,"volume":123.0,"delta":-0.477,"gamma":0.0022,"vega":3.8914,"theta":-5.0409,"rho":-0.6392,"theo":68.819,"change":-18.12,"open":69.0,"high":69.0,"low":42.5,"tick":"down","last_trade_price":56.38,"last_trade_time":"2026-02-18T16:01:42","percent_change":-24.3221,"prev_day_close":57.75},{"option":"SPXW260226C06855000","bid":73.6,"bid_size":2.0,"ask":74.1,"ask_size":2.0,"iv":0.1855,"open_interest":43.0,"volume":17.0,"delta":0.5122,"gamma":0.0022,"vega":3.896,"theta":-5.0023,"rho":0.6588,"theo":73.7768,"change":9.02,"open":78.1,"high":98.32,"low":78.1,"tick":"up","last_trade_price":82.97,"last_trade_time":"2026-02-18T15:42:59","percent_change":12.1974,"prev_day_close":82.75},{"option":"SPXW260226P06855000","bid":70.4,"bid_size":6.0,"ask":71.0,"ask_size":7.0,"iv":0.1854,"open_interest":51.0,"volume":11.0,"delta":-0.4878,"gamma":0.0022,"vega":3.896,"theta":-5.0034,"rho":-0.654,"theo":70.6601,"change":-19.98,"open":51.35,"high":65.92,"low":47.7,"tick":"down","last_trade_price":56.47,"last_trade_time":"2026-02-18T15:48:13","percent_change":-26.1347,"prev_day_close":59.3499984741211},{"option":"SPXW260226C06860000","bid":70.5,"bid_size":6.0,"ask":71.0,"ask_size":6.0,"iv":0.1839,"open_interest":189.0,"volume":34.0,"delta":0.5011,"gamma":0.0022,"vega":3.8978,"theta":-4.962,"rho":0.6446,"theo":70.6701,"change":5.35,"open":73.4,"high":84.5,"low":73.4,"tick":"no_change","last_trade_price":76.4,"last_trade_time":"2026-02-18T15:34:25","percent_change":7.5299,"prev_day_close":79.4499969482422},{"option":"SPXW260226P06860000","bid":72.3,"bid_size":6.0,"ask":72.9,"ask_size":7.0,"iv":0.1838,"open_interest":300.0,"volume":21.0,"delta":-0.4988,"gamma":0.0022,"vega":3.8978,"theta":-4.9613,"rho":-0.6691,"theo":72.5493,"change":-17.97,"open":51.67,"high":70.83,"low":46.6,"tick":"down","last_trade_price":60.48,"last_trade_time":"2026-02-18T16:08:39","percent_change":-22.9063,"prev_day_close":61.0499992370606},{"option":"SPXW260226C06865000","bid":67.4,"bid_size":7.0,"ask":68.0,"ask_size":7.0,"iv":0.1823,"open_interest":43.0,"volume":28.0,"delta":0.4899,"gamma":0.0022,"vega":3.8966,"theta":-4.9171,"rho":0.6303,"theo":67.6134,"change":11.75,"open":71.66,"high":89.13,"low":70.61,"tick":"no_change","last_trade_price":79.8,"last_trade_time":"2026-02-18T15:47:27","percent_change":17.2667,"prev_day_close":76.2000007629394},{"option":"SPXW260226P06865000","bid":74.2,"bid_size":2.0,"ask":74.8,"ask_size":3.0,"iv":0.1821,"open_interest":66.0,"volume":53.0,"delta":-0.51,"gamma":0.0022,"vega":3.8966,"theta":-4.9146,"rho":-0.6844,"theo":74.4885,"change":-18.0,"open":67.4,"high":72.73,"low":49.42,"tick":"down","last_trade_price":62.5,"last_trade_time":"2026-02-18T15:43:22","percent_change":-22.3602,"prev_day_close":62.75},{"option":"SPXW260226C06870000","bid":64.4,"bid_size":7.0,"ask":65.0,"ask_size":7.0,"iv":0.1807,"open_interest":131.0,"volume":15.0,"delta":0.4785,"gamma":0.0022,"vega":3.8925,"theta":-4.8674,"rho":0.6159,"theo":64.6079,"change":10.1,"open":72.28,"high":86.1,"low":66.46,"tick":"up","last_trade_price":75.25,"last_trade_time":"2026-02-18T15:46:42","percent_change":15.5027,"prev_day_close":73.0},{"option":"SPXW260226P06870000","bid":76.2,"bid_size":2.0,"ask":76.8,"ask_size":3.0,"iv":0.1805,"open_interest":848.0,"volume":35.0,"delta":-0.5214,"gamma":0.0022,"vega":3.8925,"theta":-4.8631,"rho":-0.6998,"theo":76.479,"change":-23.63,"open":72.52,"high":75.3,"low":49.5,"tick":"down","last_trade_price":59.02,"last_trade_time":"2026-02-18T15:57:53","percent_change":-28.5904,"prev_day_close":64.5500030517578},{"option":"SPXW260226C06875000","bid":61.5,"bid_size":6.0,"ask":62.0,"ask_size":6.0,"iv":0.179,"open_interest":148.0,"volume":134.0,"delta":0.467,"gamma":0.0023,"vega":3.8852,"theta":-4.8131,"rho":0.6014,"theo":61.655,"change":9.82,"open":72.1,"high":73.8,"low":66.47,"tick":"up","last_trade_price":72.17,"last_trade_time":"2026-02-18T15:46:47","percent_change":15.7498,"prev_day_close":69.8499984741211},{"option":"SPXW260226P06875000","bid":78.3,"bid_size":2.0,"ask":78.8,"ask_size":2.0,"iv":0.179,"open_interest":330.0,"volume":315.0,"delta":-0.533,"gamma":0.0023,"vega":3.8852,"theta":-4.8069,"rho":-0.7152,"theo":78.522,"change":-23.35,"open":72.92,"high":75.1,"low":53.0,"tick":"up","last_trade_price":61.4,"last_trade_time":"2026-02-18T15:58:19","percent_change":-27.5516,"prev_day_close":66.4499969482422},{"option":"SPXW260226C06880000","bid":58.6,"bid_size":6.0,"ask":59.1,"ask_size":6.0,"iv":0.1773,"open_interest":48.0,"volume":29.0,"delta":0.4552,"gamma":0.0023,"vega":3.8747,"theta":-4.754,"rho":0.5866,"theo":58.7565,"change":11.4,"open":63.37,"high":81.2,"low":60.83,"tick":"up","last_trade_price":70.95,"last_trade_time":"2026-02-18T15:59:13","percent_change":19.1436,"prev_day_close":66.75},{"option":"SPXW260226P06880000","bid":80.4,"bid_size":2.0,"ask":80.9,"ask_size":2.0,"iv":0.1773,"open_interest":123.0,"volume":129.0,"delta":-0.5448,"gamma":0.0023,"vega":3.8747,"theta":-4.746,"rho":-0.731,"theo":80.6195,"change":-19.81,"open":73.0,"high":73.0,"low":53.5,"tick":"down","last_trade_price":67.24,"last_trade_time":"2026-02-18T15:44:37","percent_change":-22.757,"prev_day_close":68.2999992370606},{"option":"SPXW260226C06885000","bid":55.7,"bid_size":7.0,"ask":56.3,"ask_size":7.0,"iv":0.1756,"open_interest":34.0,"volume":16.0,"delta":0.4432,"gamma":0.0023,"vega":3.8604,"theta":-4.6902,"rho":0.5713,"theo":55.9152,"change":9.0,"open":61.71,"high":69.19,"low":61.71,"tick":"up","last_trade_price":65.85,"last_trade_time":"2026-02-18T15:46:47","percent_change":15.8311,"prev_day_close":63.6500015258789},{"option":"SPXW260226P06885000","bid":82.5,"bid_size":2.0,"ask":83.1,"ask_size":2.0,"iv":0.1755,"open_interest":824.0,"volume":819.0,"delta":-0.5567,"gamma":0.0023,"vega":3.8604,"theta":-4.6803,"rho":-0.7472,"theo":82.7742,"change":-14.46,"open":76.96,"high":76.96,"low":55.8,"tick":"no_change","last_trade_price":74.84,"last_trade_time":"2026-02-18T15:05:02","percent_change":-16.1926,"prev_day_close":70.25},{"option":"SPXW260226C06890000","bid":53.0,"bid_size":6.0,"ask":53.5,"ask_size":7.0,"iv":0.174,"open_interest":97.0,"volume":71.0,"delta":0.4311,"gamma":0.0023,"vega":3.8424,"theta":-4.6215,"rho":0.5556,"theo":53.1344,"change":3.8,"open":62.75,"high":74.23,"low":58.0,"tick":"down","last_trade_price":58.0,"last_trade_time":"2026-02-18T14:55:41","percent_change":7.01107,"prev_day_close":60.6500015258789},{"option":"SPXW260226P06890000","bid":84.7,"bid_size":2.0,"ask":85.3,"ask_size":2.0,"iv":0.1739,"open_interest":1517.0,"volume":1555.0,"delta":-0.5688,"gamma":0.0023,"vega":3.8424,"theta":-4.6098,"rho":-0.7638,"theo":84.9894,"change":-24.13,"open":67.3,"high":68.3,"low":56.78,"tick":"down","last_trade_price":67.47,"last_trade_time":"2026-02-18T14:30:08","percent_change":-26.3428,"prev_day_close":72.25},{"option":"SPXW260226C06895000","bid":50.2,"bid_size":14.0,"ask":50.8,"ask_size":7.0,"iv":0.1723,"open_interest":66.0,"volume":38.0,"delta":0.4189,"gamma":0.0023,"vega":3.8205,"theta":-4.548,"rho":0.5398,"theo":50.4168,"change":12.7,"open":68.45,"high":72.5,"low":52.1,"tick":"down","last_trade_price":64.25,"last_trade_time":"2026-02-18T15:55:59","percent_change":24.6363,"prev_day_close":57.6500015258789},{"option":"SPXW260226P06895000","bid":87.0,"bid_size":2.0,"ask":87.6,"ask_size":2.0,"iv":0.1721,"open_interest":54.0,"volume":45.0,"delta":-0.5811,"gamma":0.0023,"vega":3.8205,"theta":-4.5344,"rho":-0.7806,"theo":87.2677,"change":9.65,"open":80.0,"high":82.5,"low":58.5,"tick":"down","last_trade_price":67.3,"last_trade_time":"2026-02-18T15:55:59","percent_change":12.9966,"prev_day_close":74.25},{"option":"SPXW260226C06900000","bid":47.6,"bid_size":7.0,"ask":48.1,"ask_size":6.0,"iv":0.1706,"open_interest":205.0,"volume":25.0,"delta":0.4064,"gamma":0.0023,"vega":3.795,"theta":-4.4696,"rho":0.524,"theo":47.7644,"change":-4.7,"open":67.96,"high":70.0,"low":49.42,"tick":"up","last_trade_price":57.4,"last_trade_time":"2026-02-18T16:14:52","percent_change":-8.56882,"prev_day_close":54.8499984741211},{"option":"SPXW260226P06900000","bid":89.3,"bid_size":3.0,"ask":89.9,"ask_size":2.0,"iv":0.1706,"open_interest":228.0,"volume":76.0,"delta":-0.5935,"gamma":0.0023,"vega":3.795,"theta":-4.4543,"rho":-0.7974,"theo":89.6112,"change":-20.86,"open":91.4,"high":91.4,"low":57.35,"tick":"down","last_trade_price":75.64,"last_trade_time":"2026-02-18T16:08:39","percent_change":-21.6166,"prev_day_close":76.3999977111816},{"option":"SPXW260226C06905000","bid":45.0,"bid_size":7.0,"ask":45.5,"ask_size":6.0,"iv":0.1689,"open_interest":20.0,"volume":16.0,"delta":0.3939,"gamma":0.0023,"vega":3.7658,"theta":-4.3867,"rho":0.5081,"theo":45.1785,"change":11.68,"open":53.1,"high":66.3,"low":53.1,"tick":"down","last_trade_price":58.18,"last_trade_time":"2026-02-18T15:54:33","percent_change":25.1183,"prev_day_close":51.9500007629394},{"option":"SPXW260226P06905000","bid":91.7,"bid_size":2.0,"ask":92.3,"ask_size":2.0,"iv":0.1689,"open_interest":25.0,"volume":11.0,"delta":-0.6061,"gamma":0.0023,"vega":3.7658,"theta":-4.3695,"rho":-0.8142,"theo":92.0213,"change":-33.3,"open":93.98,"high":93.98,"low":63.85,"tick":"up","last_trade_price":65.6,"last_trade_time":"2026-02-18T13:36:36","percent_change":-33.6704,"prev_day_close":78.5},{"option":"SPXW260226C06910000","bid":42.4,"bid_size":16.0,"ask":43.0,"ask_size":8.0,"iv":0.1672,"open_interest":63.0,"volume":25.0,"delta":0.3812,"gamma":0.0023,"vega":3.7324,"theta":-4.2992,"rho":0.492,"theo":42.6616,"change":7.43,"open":59.27,"high":63.53,"low":45.19,"tick":"up","last_trade_price":50.86,"last_trade_time":"2026-02-18T16:06:45","percent_change":16.8481,"prev_day_close":49.25},{"option":"SPXW260226P06910000","bid":94.2,"bid_size":2.0,"ask":94.8,"ask_size":2.0,"iv":0.167,"open_interest":102.0,"volume":16.0,"delta":-0.6188,"gamma":0.0023,"vega":3.7324,"theta":-4.2802,"rho":-0.8314,"theo":94.5004,"change":15.35,"open":71.88,"high":71.88,"low":60.92,"tick":"up","last_trade_price":61.2,"last_trade_time":"2026-02-18T13:03:50","percent_change":19.0093,"prev_day_close":80.75},{"option":"SPXW260226C06915000","bid":40.0,"bid_size":7.0,"ask":40.5,"ask_size":7.0,"iv":0.1654,"open_interest":37.0,"volume":26.0,"delta":0.3684,"gamma":0.0023,"vega":3.6941,"theta":-4.2072,"rho":0.4754,"theo":40.2164,"change":6.52,"open":46.85,"high":58.19,"low":42.79,"tick":"no_change","last_trade_price":48.22,"last_trade_time":"2026-02-18T16:11:57","percent_change":15.6355,"prev_day_close":46.5499992370606},{"option":"SPXW260226P06915000","bid":96.7,"bid_size":2.0,"ask":97.3,"ask_size":2.0,"iv":0.1655,"open_interest":30.0,"volume":0.0,"delta":-0.6316,"gamma":0.0023,"vega":3.6941,"theta":-4.1864,"rho":-0.8489,"theo":97.0511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":96.86,"last_trade_time":"2026-02-17T14:32:20","percent_change":0.0,"prev_day_close":83.0500030517578},{"option":"SPXW260226C06920000","bid":37.6,"bid_size":8.0,"ask":38.1,"ask_size":7.0,"iv":0.1637,"open_interest":106.0,"volume":74.0,"delta":0.3554,"gamma":0.0023,"vega":3.651,"theta":-4.1107,"rho":0.4586,"theo":37.8455,"change":0.46,"open":41.89,"high":55.08,"low":39.86,"tick":"down","last_trade_price":39.86,"last_trade_time":"2026-02-18T14:57:49","percent_change":1.16751,"prev_day_close":43.9500007629394},{"option":"SPXW260226P06920000","bid":99.3,"bid_size":3.0,"ask":99.9,"ask_size":2.0,"iv":0.1637,"open_interest":877.0,"volume":9.0,"delta":-0.6445,"gamma":0.0023,"vega":3.651,"theta":-4.088,"rho":-0.8667,"theo":99.6762,"change":-17.08,"open":83.31,"high":89.62,"low":69.53,"tick":"up","last_trade_price":89.62,"last_trade_time":"2026-02-18T15:02:15","percent_change":-16.0075,"prev_day_close":85.4499969482422},{"option":"SPXW260226C06925000","bid":35.3,"bid_size":8.0,"ask":35.8,"ask_size":9.0,"iv":0.162,"open_interest":82.0,"volume":39.0,"delta":0.3425,"gamma":0.0023,"vega":3.6038,"theta":-4.0098,"rho":0.4418,"theo":35.5496,"change":5.82,"open":43.2,"high":52.2,"low":38.87,"tick":"no_change","last_trade_price":42.92,"last_trade_time":"2026-02-18T16:11:57","percent_change":15.6873,"prev_day_close":41.3499984741211},{"option":"SPXW260226P06925000","bid":102.0,"bid_size":1.0,"ask":102.6,"ask_size":1.0,"iv":0.1618,"open_interest":129.0,"volume":31.0,"delta":-0.6575,"gamma":0.0023,"vega":3.6038,"theta":-3.9853,"rho":-0.8843,"theo":102.3762,"change":16.0,"open":106.2,"high":106.2,"low":68.0,"tick":"up","last_trade_price":96.9,"last_trade_time":"2026-02-18T15:19:28","percent_change":18.2025,"prev_day_close":87.8999977111816},{"option":"SPXW260226C06930000","bid":33.0,"bid_size":16.0,"ask":33.5,"ask_size":8.0,"iv":0.1601,"open_interest":95.0,"volume":22.0,"delta":0.3294,"gamma":0.0023,"vega":3.5528,"theta":-3.9046,"rho":0.4253,"theo":33.3279,"change":8.38,"open":36.5,"high":50.53,"low":34.63,"tick":"up","last_trade_price":42.02,"last_trade_time":"2026-02-18T15:59:13","percent_change":21.5979,"prev_day_close":38.7999992370606},{"option":"SPXW260226P06930000","bid":104.7,"bid_size":1.0,"ask":105.3,"ask_size":1.0,"iv":0.1602,"open_interest":140.0,"volume":19.0,"delta":-0.6706,"gamma":0.0023,"vega":3.5528,"theta":-3.8782,"rho":-0.9019,"theo":105.1505,"change":-18.35,"open":109.8,"high":109.8,"low":70.6,"tick":"down","last_trade_price":93.95,"last_trade_time":"2026-02-18T15:04:16","percent_change":-16.3402,"prev_day_close":90.2999992370606},{"option":"SPXW260226C06935000","bid":30.8,"bid_size":16.0,"ask":31.3,"ask_size":8.0,"iv":0.1583,"open_interest":52.0,"volume":17.0,"delta":0.3163,"gamma":0.0023,"vega":3.4974,"theta":-3.7951,"rho":0.4086,"theo":31.1796,"change":-2.8,"open":38.0,"high":48.01,"low":34.83,"tick":"down","last_trade_price":34.83,"last_trade_time":"2026-02-18T15:05:35","percent_change":-7.69231,"prev_day_close":36.3999996185303},{"option":"SPXW260226P06935000","bid":107.5,"bid_size":1.0,"ask":108.1,"ask_size":1.0,"iv":0.1584,"open_interest":38.0,"volume":25.0,"delta":-0.6837,"gamma":0.0023,"vega":3.4974,"theta":-3.7669,"rho":-0.9196,"theo":107.9981,"change":-16.77,"open":112.6,"high":112.6,"low":72.8,"tick":"no_change","last_trade_price":98.43,"last_trade_time":"2026-02-18T14:38:54","percent_change":-14.5573,"prev_day_close":92.8999977111816},{"option":"SPXW260226C06940000","bid":28.7,"bid_size":24.0,"ask":29.2,"ask_size":8.0,"iv":0.1566,"open_interest":56.0,"volume":11.0,"delta":0.3031,"gamma":0.0023,"vega":3.4366,"theta":-3.6813,"rho":0.3915,"theo":29.1045,"change":3.89,"open":35.49,"high":45.32,"low":33.97,"tick":"up","last_trade_price":34.11,"last_trade_time":"2026-02-18T15:42:59","percent_change":11.4412,"prev_day_close":34.0},{"option":"SPXW260226P06940000","bid":110.4,"bid_size":1.0,"ask":111.0,"ask_size":1.0,"iv":0.1567,"open_interest":57.0,"volume":7.0,"delta":-0.6968,"gamma":0.0023,"vega":3.4366,"theta":-3.6513,"rho":-0.9376,"theo":110.919,"change":-36.35,"open":114.4,"high":114.4,"low":77.5,"tick":"up","last_trade_price":82.05,"last_trade_time":"2026-02-18T13:31:43","percent_change":-30.701,"prev_day_close":95.5500030517578},{"option":"SPXW260226C06945000","bid":26.7,"bid_size":10.0,"ask":27.2,"ask_size":11.0,"iv":0.1549,"open_interest":31.0,"volume":5.0,"delta":0.29,"gamma":0.0022,"vega":3.3702,"theta":-3.5631,"rho":0.3743,"theo":27.1023,"change":3.84,"open":31.68,"high":36.02,"low":28.2,"tick":"up","last_trade_price":36.02,"last_trade_time":"2026-02-18T15:53:27","percent_change":12.1136,"prev_day_close":31.6999998092651},{"option":"SPXW260226P06945000","bid":107.4,"bid_size":1.0,"ask":118.1,"ask_size":2.0,"iv":0.1519,"open_interest":31.0,"volume":10.0,"delta":-0.71,"gamma":0.0022,"vega":3.3702,"theta":-3.5312,"rho":-0.9558,"theo":113.9127,"change":-39.56,"open":92.26,"high":92.26,"low":80.74,"tick":"down","last_trade_price":80.74,"last_trade_time":"2026-02-18T11:23:12","percent_change":-32.8845,"prev_day_close":98.25},{"option":"SPXW260226C06950000","bid":24.7,"bid_size":26.0,"ask":25.2,"ask_size":10.0,"iv":0.153,"open_interest":200.0,"volume":30.0,"delta":0.2768,"gamma":0.0022,"vega":3.2993,"theta":-3.4404,"rho":0.3572,"theo":25.1709,"change":4.65,"open":28.0,"high":40.4,"low":27.9,"tick":"up","last_trade_price":31.5,"last_trade_time":"2026-02-18T16:14:52","percent_change":17.3184,"prev_day_close":29.5},{"option":"SPXW260226P06950000","bid":116.4,"bid_size":1.0,"ask":117.4,"ask_size":1.0,"iv":0.1534,"open_interest":436.0,"volume":23.0,"delta":-0.7232,"gamma":0.0022,"vega":3.2993,"theta":-3.4067,"rho":-0.9737,"theo":116.9773,"change":-8.15,"open":114.48,"high":114.48,"low":82.04,"tick":"up","last_trade_price":111.1,"last_trade_time":"2026-02-18T14:59:32","percent_change":-8.0733,"prev_day_close":100.950000762939},{"option":"SPXW260226C06955000","bid":22.9,"bid_size":9.0,"ask":23.3,"ask_size":9.0,"iv":0.1513,"open_interest":60.0,"volume":19.0,"delta":0.2635,"gamma":0.0022,"vega":3.2246,"theta":-3.3133,"rho":0.3404,"theo":23.3079,"change":4.7,"open":36.89,"high":37.15,"low":24.83,"tick":"down","last_trade_price":24.83,"last_trade_time":"2026-02-18T14:57:59","percent_change":17.2161,"prev_day_close":27.3000001907349},{"option":"SPXW260226P06955000","bid":113.4,"bid_size":1.0,"ask":123.3,"ask_size":2.0,"iv":0.1464,"open_interest":27.0,"volume":2.0,"delta":-0.7364,"gamma":0.0022,"vega":3.2246,"theta":-3.2777,"rho":-0.9915,"theo":120.1103,"change":-38.4,"open":84.22,"high":88.1,"low":84.22,"tick":"up","last_trade_price":88.1,"last_trade_time":"2026-02-18T13:36:36","percent_change":-30.3557,"prev_day_close":103.5},{"option":"SPXW260226C06960000","bid":21.1,"bid_size":9.0,"ask":21.5,"ask_size":10.0,"iv":0.1495,"open_interest":90.0,"volume":63.0,"delta":0.2503,"gamma":0.0022,"vega":3.1451,"theta":-3.1818,"rho":0.3234,"theo":21.5123,"change":5.25,"open":24.2,"high":36.15,"low":22.46,"tick":"up","last_trade_price":28.5,"last_trade_time":"2026-02-18T15:53:14","percent_change":22.5806,"prev_day_close":25.25},{"option":"SPXW260226P06960000","bid":120.8,"bid_size":5.0,"ask":125.5,"ask_size":5.0,"iv":0.1497,"open_interest":73.0,"volume":2.0,"delta":-0.7496,"gamma":0.0022,"vega":3.1451,"theta":-3.1444,"rho":-1.0095,"theo":123.3106,"change":-33.73,"open":96.37,"high":96.37,"low":96.37,"tick":"down","last_trade_price":96.37,"last_trade_time":"2026-02-18T14:03:56","percent_change":-25.9262,"prev_day_close":106.299999237061},{"option":"SPXW260226C06965000","bid":19.4,"bid_size":11.0,"ask":19.8,"ask_size":11.0,"iv":0.1478,"open_interest":809.0,"volume":24.0,"delta":0.2371,"gamma":0.0021,"vega":3.0592,"theta":-3.0461,"rho":0.3061,"theo":19.7854,"change":4.85,"open":26.1,"high":33.5,"low":21.4,"tick":"up","last_trade_price":26.3,"last_trade_time":"2026-02-18T15:53:14","percent_change":22.6107,"prev_day_close":23.25},{"option":"SPXW260226P06965000","bid":119.6,"bid_size":1.0,"ask":129.7,"ask_size":2.0,"iv":0.1419,"open_interest":25.0,"volume":2.0,"delta":-0.7629,"gamma":0.0021,"vega":3.0592,"theta":-3.0069,"rho":-1.0277,"theo":126.5796,"change":-13.1,"open":95.2,"high":95.2,"low":88.82,"tick":"down","last_trade_price":88.82,"last_trade_time":"2026-02-18T12:19:46","percent_change":-11.9854,"prev_day_close":109.299999237061},{"option":"SPXW260226C06970000","bid":17.7,"bid_size":22.0,"ask":18.2,"ask_size":12.0,"iv":0.1459,"open_interest":89.0,"volume":46.0,"delta":0.2239,"gamma":0.0021,"vega":2.9674,"theta":-2.9063,"rho":0.289,"theo":18.1285,"change":-1.65,"open":22.4,"high":30.99,"low":20.1,"tick":"up","last_trade_price":20.2,"last_trade_time":"2026-02-18T15:32:12","percent_change":-7.72834,"prev_day_close":21.3500003814697},{"option":"SPXW260226P06970000","bid":127.3,"bid_size":5.0,"ask":132.2,"ask_size":5.0,"iv":0.146,"open_interest":56.0,"volume":4.0,"delta":-0.776,"gamma":0.0021,"vega":2.9674,"theta":-2.8653,"rho":-1.0458,"theo":129.9188,"change":-33.95,"open":131.34,"high":131.34,"low":102.65,"tick":"down","last_trade_price":102.65,"last_trade_time":"2026-02-18T10:10:56","percent_change":-24.8536,"prev_day_close":112.75},{"option":"SPXW260226C06975000","bid":16.2,"bid_size":11.0,"ask":16.6,"ask_size":11.0,"iv":0.1442,"open_interest":132.0,"volume":47.0,"delta":0.2108,"gamma":0.002,"vega":2.8718,"theta":-2.763,"rho":0.2722,"theo":16.5423,"change":4.95,"open":21.4,"high":28.15,"low":18.29,"tick":"up","last_trade_price":23.2,"last_trade_time":"2026-02-18T15:56:06","percent_change":27.1233,"prev_day_close":19.5500001907349},{"option":"SPXW260226P06975000","bid":130.7,"bid_size":5.0,"ask":135.9,"ask_size":5.0,"iv":0.1446,"open_interest":82.0,"volume":13.0,"delta":-0.7892,"gamma":0.002,"vega":2.8718,"theta":-2.7201,"rho":-1.0636,"theo":133.3285,"change":-32.52,"open":98.48,"high":107.98,"low":98.48,"tick":"up","last_trade_price":107.98,"last_trade_time":"2026-02-18T14:24:40","percent_change":-23.1459,"prev_day_close":115.900001525879},{"option":"SPXW260226C06980000","bid":14.7,"bid_size":11.0,"ask":15.2,"ask_size":20.0,"iv":0.1423,"open_interest":73.0,"volume":41.0,"delta":0.1977,"gamma":0.002,"vega":2.7722,"theta":-2.6166,"rho":0.2554,"theo":15.0287,"change":4.22,"open":17.85,"high":27.72,"low":16.0,"tick":"down","last_trade_price":18.9,"last_trade_time":"2026-02-18T16:06:45","percent_change":25.119,"prev_day_close":17.8000001907349},{"option":"SPXW260226P06980000","bid":134.2,"bid_size":5.0,"ask":139.2,"ask_size":5.0,"iv":0.1423,"open_interest":70.0,"volume":0.0,"delta":-0.8023,"gamma":0.002,"vega":2.7722,"theta":-2.5719,"rho":-1.0814,"theo":136.8108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.08,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":118.599998474121},{"option":"SPXW260226C06985000","bid":13.3,"bid_size":12.0,"ask":13.8,"ask_size":21.0,"iv":0.1404,"open_interest":90.0,"volume":62.0,"delta":0.1848,"gamma":0.0019,"vega":2.6664,"theta":-2.468,"rho":0.2384,"theo":13.592,"change":3.45,"open":16.35,"high":22.85,"low":14.97,"tick":"up","last_trade_price":18.8,"last_trade_time":"2026-02-18T15:57:46","percent_change":22.4756,"prev_day_close":16.1499996185303},{"option":"SPXW260226P06985000","bid":134.6,"bid_size":1.0,"ask":146.9,"ask_size":5.0,"iv":0.1423,"open_interest":7.0,"volume":0.0,"delta":-0.8152,"gamma":0.0019,"vega":2.6664,"theta":-2.4214,"rho":-1.0993,"theo":140.3701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":87.2,"last_trade_time":"2026-02-11T15:06:58","percent_change":0.0,"prev_day_close":121.75},{"option":"SPXW260226C06990000","bid":12.0,"bid_size":12.0,"ask":12.4,"ask_size":12.0,"iv":0.1387,"open_interest":307.0,"volume":78.0,"delta":0.172,"gamma":0.0019,"vega":2.5551,"theta":-2.3179,"rho":0.2218,"theo":12.2362,"change":1.74,"open":17.45,"high":22.3,"low":12.92,"tick":"down","last_trade_price":15.79,"last_trade_time":"2026-02-18T16:13:32","percent_change":12.3843,"prev_day_close":14.5499997138977},{"option":"SPXW260226P06990000","bid":141.3,"bid_size":5.0,"ask":146.8,"ask_size":5.0,"iv":0.139,"open_interest":25.0,"volume":7.0,"delta":-0.828,"gamma":0.0019,"vega":2.5551,"theta":-2.2695,"rho":-1.1168,"theo":144.0103,"change":-47.09,"open":110.08,"high":110.08,"low":103.56,"tick":"down","last_trade_price":103.56,"last_trade_time":"2026-02-18T12:20:55","percent_change":-31.2579,"prev_day_close":125.700000762939},{"option":"SPXW260226C06995000","bid":10.8,"bid_size":12.0,"ask":11.2,"ask_size":13.0,"iv":0.137,"open_interest":146.0,"volume":41.0,"delta":0.1594,"gamma":0.0018,"vega":2.4413,"theta":-2.1675,"rho":0.2058,"theo":10.9634,"change":-1.3,"open":19.9,"high":21.9,"low":11.45,"tick":"down","last_trade_price":11.45,"last_trade_time":"2026-02-18T15:28:13","percent_change":-10.1961,"prev_day_close":13.1500000953674},{"option":"SPXW260226P06995000","bid":140.7,"bid_size":1.0,"ask":150.9,"ask_size":2.0,"iv":0.1284,"open_interest":12.0,"volume":13.0,"delta":-0.8405,"gamma":0.0018,"vega":2.4413,"theta":-2.1173,"rho":-1.1338,"theo":147.7334,"change":-40.97,"open":116.94,"high":116.94,"low":112.98,"tick":"no_change","last_trade_price":112.98,"last_trade_time":"2026-02-18T10:23:27","percent_change":-26.6125,"prev_day_close":129.0},{"option":"SPXW260226C07000000","bid":9.7,"bid_size":13.0,"ask":10.0,"ask_size":13.0,"iv":0.135,"open_interest":460.0,"volume":109.0,"delta":0.1472,"gamma":0.0017,"vega":2.3249,"theta":-2.0179,"rho":0.19,"theo":9.7763,"change":1.31,"open":13.4,"high":20.1,"low":10.67,"tick":"down","last_trade_price":13.85,"last_trade_time":"2026-02-18T15:57:58","percent_change":11.1489,"prev_day_close":11.75},{"option":"SPXW260226P07000000","bid":148.9,"bid_size":4.0,"ask":154.3,"ask_size":4.0,"iv":0.1352,"open_interest":187.0,"volume":11.0,"delta":-0.8527,"gamma":0.0017,"vega":2.3249,"theta":-1.9658,"rho":-1.1506,"theo":151.5423,"change":-11.61,"open":121.41,"high":146.64,"low":112.05,"tick":"up","last_trade_price":146.64,"last_trade_time":"2026-02-18T14:57:49","percent_change":-7.33649,"prev_day_close":133.300003051758},{"option":"SPXW260226C07005000","bid":8.6,"bid_size":15.0,"ask":9.0,"ask_size":26.0,"iv":0.1336,"open_interest":75.0,"volume":25.0,"delta":0.1353,"gamma":0.0017,"vega":2.2042,"theta":-1.8703,"rho":0.1744,"theo":8.6787,"change":4.07,"open":16.1,"high":16.49,"low":9.65,"tick":"down","last_trade_price":11.71,"last_trade_time":"2026-02-18T16:02:59","percent_change":38.9474,"prev_day_close":10.4500002861023},{"option":"SPXW260226P07005000","bid":149.5,"bid_size":1.0,"ask":162.3,"ask_size":3.0,"iv":0.1352,"open_interest":9.0,"volume":7.0,"delta":-0.8646,"gamma":0.0017,"vega":2.2042,"theta":-1.8164,"rho":-1.1671,"theo":155.4407,"change":-37.96,"open":123.64,"high":123.64,"low":123.64,"tick":"up","last_trade_price":123.64,"last_trade_time":"2026-02-18T10:13:59","percent_change":-23.4901,"prev_day_close":136.149993896484},{"option":"SPXW260226C07010000","bid":7.6,"bid_size":17.0,"ask":8.0,"ask_size":27.0,"iv":0.1318,"open_interest":90.0,"volume":72.0,"delta":0.1239,"gamma":0.0016,"vega":2.0817,"theta":-1.726,"rho":0.1597,"theo":7.6716,"change":2.21,"open":15.49,"high":16.4,"low":8.55,"tick":"up","last_trade_price":10.17,"last_trade_time":"2026-02-18T16:06:03","percent_change":23.5106,"prev_day_close":9.25},{"option":"SPXW260226P07010000","bid":156.7,"bid_size":4.0,"ask":162.6,"ask_size":4.0,"iv":0.1322,"open_interest":8.0,"volume":9.0,"delta":-0.876,"gamma":0.0016,"vega":2.0817,"theta":-1.6703,"rho":-1.1828,"theo":159.4295,"change":-11.56,"open":123.38,"high":154.44,"low":123.38,"tick":"up","last_trade_price":154.44,"last_trade_time":"2026-02-18T14:57:49","percent_change":-6.96386,"prev_day_close":140.400001525879},{"option":"SPXW260226C07015000","bid":6.7,"bid_size":19.0,"ask":7.1,"ask_size":31.0,"iv":0.1301,"open_interest":834.0,"volume":58.0,"delta":0.113,"gamma":0.0015,"vega":1.9603,"theta":-1.5863,"rho":0.1457,"theo":6.7539,"change":0.57,"open":9.4,"high":14.23,"low":7.65,"tick":"down","last_trade_price":9.02,"last_trade_time":"2026-02-18T16:06:03","percent_change":6.74556,"prev_day_close":8.19999980926514},{"option":"SPXW260226P07015000","bid":157.0,"bid_size":1.0,"ask":170.4,"ask_size":5.0,"iv":0.1303,"open_interest":6.0,"volume":6.0,"delta":-0.887,"gamma":0.0015,"vega":1.9603,"theta":-1.5287,"rho":-1.1978,"theo":163.5077,"change":-42.37,"open":126.58,"high":126.58,"low":126.58,"tick":"no_change","last_trade_price":126.58,"last_trade_time":"2026-02-18T10:23:27","percent_change":-25.0784,"prev_day_close":144.599998474121},{"option":"SPXW260226C07020000","bid":5.9,"bid_size":21.0,"ask":6.3,"ask_size":52.0,"iv":0.1285,"open_interest":432.0,"volume":57.0,"delta":0.1026,"gamma":0.0014,"vega":1.8388,"theta":-1.4523,"rho":0.1321,"theo":5.9257,"change":-1.24,"open":8.4,"high":13.1,"low":6.31,"tick":"down","last_trade_price":6.31,"last_trade_time":"2026-02-18T15:27:44","percent_change":-16.4238,"prev_day_close":7.15000009536743},{"option":"SPXW260226P07020000","bid":165.0,"bid_size":4.0,"ask":170.5,"ask_size":4.0,"iv":0.128,"open_interest":15.0,"volume":0.0,"delta":-0.8973,"gamma":0.0014,"vega":1.8388,"theta":-1.3929,"rho":-1.2123,"theo":167.6756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.38,"last_trade_time":"2026-02-17T13:06:17","percent_change":0.0,"prev_day_close":148.5},{"option":"SPXW260226C07025000","bid":5.1,"bid_size":78.0,"ask":5.4,"ask_size":25.0,"iv":0.1263,"open_interest":245.0,"volume":57.0,"delta":0.0929,"gamma":0.0013,"vega":1.7179,"theta":-1.325,"rho":0.1195,"theo":5.1851,"change":-0.4,"open":8.1,"high":11.89,"low":5.62,"tick":"up","last_trade_price":6.35,"last_trade_time":"2026-02-18T15:42:59","percent_change":-5.92593,"prev_day_close":6.25},{"option":"SPXW260226P07025000","bid":169.2,"bid_size":4.0,"ask":174.8,"ask_size":4.0,"iv":0.1263,"open_interest":1.0,"volume":0.0,"delta":-0.907,"gamma":0.0013,"vega":1.7179,"theta":-1.2638,"rho":-1.2258,"theo":171.9309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.6,"last_trade_time":"2026-01-26T14:00:57","percent_change":0.0,"prev_day_close":152.75},{"option":"SPXW260226C07030000","bid":4.5,"bid_size":50.0,"ask":4.7,"ask_size":25.0,"iv":0.1248,"open_interest":329.0,"volume":104.0,"delta":0.0839,"gamma":0.0013,"vega":1.601,"theta":-1.2054,"rho":0.108,"theo":4.5272,"change":2.59,"open":6.61,"high":10.12,"low":4.88,"tick":"down","last_trade_price":4.88,"last_trade_time":"2026-02-18T15:16:37","percent_change":47.5229,"prev_day_close":5.45000004768372},{"option":"SPXW260226P07030000","bid":173.5,"bid_size":4.0,"ask":179.2,"ask_size":4.0,"iv":0.1249,"open_interest":1.0,"volume":0.0,"delta":-0.9161,"gamma":0.0013,"vega":1.601,"theta":-1.1423,"rho":-1.2384,"theo":176.2689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.68,"last_trade_time":"2026-02-09T10:50:00","percent_change":0.0,"prev_day_close":156.900001525879},{"option":"SPXW260226C07035000","bid":3.9,"bid_size":66.0,"ask":4.1,"ask_size":33.0,"iv":0.1234,"open_interest":161.0,"volume":145.0,"delta":0.0755,"gamma":0.0012,"vega":1.4885,"theta":-1.0941,"rho":0.097,"theo":3.9479,"change":-1.03,"open":6.4,"high":9.45,"low":4.22,"tick":"down","last_trade_price":4.22,"last_trade_time":"2026-02-18T15:24:06","percent_change":-19.619,"prev_day_close":4.70000004768372},{"option":"SPXW260226P07035000","bid":173.8,"bid_size":1.0,"ask":186.4,"ask_size":2.0,"iv":0.1185,"open_interest":1.0,"volume":1.0,"delta":-0.9244,"gamma":0.0012,"vega":1.4885,"theta":-1.0292,"rho":-1.2502,"theo":180.6855,"change":-15.23,"open":170.92,"high":170.92,"low":170.92,"tick":"down","last_trade_price":170.92,"last_trade_time":"2026-02-18T14:56:34","percent_change":-8.18157,"prev_day_close":160.5},{"option":"SPXW260226C07040000","bid":3.3,"bid_size":102.0,"ask":3.6,"ask_size":54.0,"iv":0.1218,"open_interest":191.0,"volume":70.0,"delta":0.0679,"gamma":0.0011,"vega":1.3798,"theta":-0.9915,"rho":0.0872,"theo":3.4421,"change":-0.4,"open":5.03,"high":8.22,"low":3.84,"tick":"no_change","last_trade_price":4.25,"last_trade_time":"2026-02-18T16:09:56","percent_change":-8.60215,"prev_day_close":4.04999995231628},{"option":"SPXW260226P07040000","bid":182.3,"bid_size":4.0,"ask":188.1,"ask_size":4.0,"iv":0.1219,"open_interest":4.0,"volume":0.0,"delta":-0.9321,"gamma":0.0011,"vega":1.3798,"theta":-0.9248,"rho":-1.2611,"theo":185.1757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":165.399993896484},{"option":"SPXW260226C07050000","bid":2.5,"bid_size":5.0,"ask":2.7,"ask_size":35.0,"iv":0.1195,"open_interest":3246.0,"volume":680.0,"delta":0.0547,"gamma":0.0009,"vega":1.1815,"theta":-0.8128,"rho":0.0702,"theo":2.623,"change":0.3,"open":4.06,"high":6.6,"low":2.51,"tick":"no_change","last_trade_price":3.1,"last_trade_time":"2026-02-18T16:09:56","percent_change":10.3448,"prev_day_close":2.89999997615814},{"option":"SPXW260226P07050000","bid":191.2,"bid_size":4.0,"ask":197.4,"ask_size":4.0,"iv":0.1192,"open_interest":84.0,"volume":8.0,"delta":-0.9452,"gamma":0.0009,"vega":1.1815,"theta":-0.7424,"rho":-1.2799,"theo":194.3486,"change":-16.53,"open":170.15,"high":184.22,"low":159.67,"tick":"up","last_trade_price":184.22,"last_trade_time":"2026-02-18T14:56:34","percent_change":-8.23412,"prev_day_close":173.650001525879},{"option":"SPXW260226C07060000","bid":1.8,"bid_size":54.0,"ask":2.05,"ask_size":151.0,"iv":0.1172,"open_interest":841.0,"volume":223.0,"delta":0.0442,"gamma":0.0008,"vega":1.0088,"theta":-0.668,"rho":0.0566,"theo":2.0175,"change":-0.3,"open":3.03,"high":5.29,"low":1.87,"tick":"up","last_trade_price":2.4,"last_trade_time":"2026-02-18T15:51:13","percent_change":-11.1111,"prev_day_close":2.02499997615814},{"option":"SPXW260226P07060000","bid":200.5,"bid_size":4.0,"ask":206.4,"ask_size":4.0,"iv":0.1149,"open_interest":0.0,"volume":0.0,"delta":-0.9558,"gamma":0.0008,"vega":1.0088,"theta":-0.5939,"rho":-1.2954,"theo":203.735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":182.549995422363},{"option":"SPXW260226C07070000","bid":1.3,"bid_size":62.0,"ask":1.5,"ask_size":60.0,"iv":0.1151,"open_interest":3200.0,"volume":3211.0,"delta":0.0359,"gamma":0.0007,"vega":0.863,"theta":-0.5525,"rho":0.0458,"theo":1.5726,"change":-0.425,"open":2.58,"high":4.0,"low":1.32,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:58:20","percent_change":-20.9877,"prev_day_close":1.375},{"option":"SPXW260226P07070000","bid":209.7,"bid_size":4.0,"ask":216.2,"ask_size":4.0,"iv":0.1127,"open_interest":0.0,"volume":0.0,"delta":-0.9641,"gamma":0.0007,"vega":0.863,"theta":-0.4748,"rho":-1.3081,"theo":213.282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.75},{"option":"SPXW260226C07075000","bid":1.1,"bid_size":67.0,"ask":1.3,"ask_size":62.0,"iv":0.1143,"open_interest":3360.0,"volume":3087.0,"delta":0.0324,"gamma":0.0006,"vega":0.7989,"theta":-0.5042,"rho":0.0414,"theo":1.3964,"change":-0.075,"open":2.1,"high":3.01,"low":1.2,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:58:21","percent_change":-4.34782,"prev_day_close":1.15000003576279},{"option":"SPXW260226P07075000","bid":214.5,"bid_size":4.0,"ask":221.0,"ask_size":4.0,"iv":0.1117,"open_interest":4.0,"volume":0.0,"delta":-0.9675,"gamma":0.0006,"vega":0.7989,"theta":-0.4246,"rho":-1.3135,"theo":218.1018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":224.5,"last_trade_time":"2026-02-12T15:34:32","percent_change":0.0,"prev_day_close":196.799995422363},{"option":"SPXW260226C07080000","bid":0.95,"bid_size":68.0,"ask":1.1,"ask_size":63.0,"iv":0.1135,"open_interest":261.0,"volume":467.0,"delta":0.0294,"gamma":0.0006,"vega":0.7402,"theta":-0.461,"rho":0.0375,"theo":1.2444,"change":-0.45,"open":1.89,"high":2.62,"low":0.9,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:58:21","percent_change":-30.0,"prev_day_close":0.925000011920929},{"option":"SPXW260226P07080000","bid":219.3,"bid_size":3.0,"ask":225.8,"ask_size":3.0,"iv":0.1102,"open_interest":1.0,"volume":0.0,"delta":-0.9706,"gamma":0.0006,"vega":0.7402,"theta":-0.3796,"rho":-1.3184,"theo":222.9457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.97,"last_trade_time":"2026-02-13T10:01:23","percent_change":0.0,"prev_day_close":202.099998474121},{"option":"SPXW260226C07090000","bid":0.65,"bid_size":75.0,"ask":0.85,"ask_size":159.0,"iv":0.1122,"open_interest":391.0,"volume":122.0,"delta":0.0242,"gamma":0.0005,"vega":0.6373,"theta":-0.3875,"rho":0.0308,"theo":0.9974,"change":0.225,"open":1.42,"high":2.12,"low":0.65,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:58:18","percent_change":36.0,"prev_day_close":0.625},{"option":"SPXW260226P07090000","bid":229.0,"bid_size":2.0,"ask":235.6,"ask_size":2.0,"iv":0.1088,"open_interest":1.0,"volume":0.0,"delta":-0.9758,"gamma":0.0005,"vega":0.6373,"theta":-0.3024,"rho":-1.327,"theo":232.6906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":147.36,"last_trade_time":"2026-02-12T10:26:11","percent_change":0.0,"prev_day_close":211.950004577637},{"option":"SPXW260226C07100000","bid":0.5,"bid_size":67.0,"ask":0.6,"ask_size":53.0,"iv":0.1112,"open_interest":1340.0,"volume":237.0,"delta":0.0201,"gamma":0.0004,"vega":0.5499,"theta":-0.3275,"rho":0.0255,"theo":0.8074,"change":0.125,"open":0.98,"high":1.75,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:59:21","percent_change":26.3158,"prev_day_close":0.475000008940697},{"option":"SPXW260226P07100000","bid":238.9,"bid_size":2.0,"ask":245.4,"ask_size":2.0,"iv":0.1087,"open_interest":82.0,"volume":6.0,"delta":-0.9799,"gamma":0.0004,"vega":0.5499,"theta":-0.2388,"rho":-1.3342,"theo":242.4925,"change":-21.33,"open":216.09,"high":228.18,"low":204.72,"tick":"up","last_trade_price":226.52,"last_trade_time":"2026-02-18T14:51:36","percent_change":-8.60601,"prev_day_close":221.800003051758},{"option":"SPXW260226C07110000","bid":0.35,"bid_size":75.0,"ask":0.45,"ask_size":59.0,"iv":0.1104,"open_interest":195.0,"volume":194.0,"delta":0.0167,"gamma":0.0004,"vega":0.4747,"theta":-0.2774,"rho":0.0212,"theo":0.657,"change":-0.325,"open":0.75,"high":1.2,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:58:31","percent_change":-52.0,"prev_day_close":0.350000008940697},{"option":"SPXW260226P07110000","bid":242.7,"bid_size":1.0,"ask":261.8,"ask_size":1.0,"iv":0.1074,"open_interest":0.0,"volume":0.0,"delta":-0.9833,"gamma":0.0004,"vega":0.4747,"theta":-0.185,"rho":-1.3404,"theo":252.334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":231.650001525879},{"option":"SPXW260226C07120000","bid":0.25,"bid_size":75.0,"ask":0.4,"ask_size":117.0,"iv":0.1112,"open_interest":343.0,"volume":79.0,"delta":0.0139,"gamma":0.0003,"vega":0.4096,"theta":-0.235,"rho":0.0176,"theo":0.5359,"change":0.125,"open":0.6,"high":0.6,"low":0.25,"tick":"up","last_trade_price":0.29,"last_trade_time":"2026-02-18T15:15:22","percent_change":45.4545,"prev_day_close":0.274999998509884},{"option":"SPXW260226P07120000","bid":252.6,"bid_size":1.0,"ask":271.7,"ask_size":1.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9861,"gamma":0.0003,"vega":0.4096,"theta":-0.1389,"rho":-1.346,"theo":262.2048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":241.950004577637},{"option":"SPXW260226C07125000","bid":0.2,"bid_size":105.0,"ask":0.35,"ask_size":121.0,"iv":0.1107,"open_interest":288.0,"volume":71.0,"delta":0.0126,"gamma":0.0003,"vega":0.3801,"theta":-0.2161,"rho":0.016,"theo":0.484,"change":0.085,"open":0.67,"high":0.75,"low":0.15,"tick":"down","last_trade_price":0.23,"last_trade_time":"2026-02-18T15:46:17","percent_change":37.7778,"prev_day_close":0.225000008940697},{"option":"SPXW260226P07125000","bid":257.6,"bid_size":1.0,"ask":276.7,"ask_size":1.0,"iv":0.1189,"open_interest":1.0,"volume":0.0,"delta":-0.9873,"gamma":0.0003,"vega":0.3801,"theta":-0.1182,"rho":-1.3485,"theo":267.1489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.88,"last_trade_time":"2026-01-26T15:50:02","percent_change":0.0,"prev_day_close":246.25},{"option":"SPXW260226C07130000","bid":0.2,"bid_size":67.0,"ask":0.3,"ask_size":70.0,"iv":0.1113,"open_interest":392.0,"volume":76.0,"delta":0.0115,"gamma":0.0003,"vega":0.3525,"theta":-0.1986,"rho":0.0146,"theo":0.437,"change":-0.225,"open":0.62,"high":0.62,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:00:55","percent_change":-60.0,"prev_day_close":0.200000002980232},{"option":"SPXW260226P07130000","bid":262.5,"bid_size":1.0,"ask":277.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9884,"gamma":0.0003,"vega":0.3525,"theta":-0.0988,"rho":-1.3509,"theo":272.0979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":252.350006103516},{"option":"SPXW260226C07140000","bid":0.15,"bid_size":8.0,"ask":0.25,"ask_size":90.0,"iv":0.1119,"open_interest":228.0,"volume":136.0,"delta":0.0095,"gamma":0.0002,"vega":0.3025,"theta":-0.1673,"rho":0.012,"theo":0.3557,"change":-0.125,"open":0.48,"high":0.5,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:13:18","percent_change":-45.4545,"prev_day_close":0.200000002980232},{"option":"SPXW260226P07140000","bid":272.5,"bid_size":1.0,"ask":291.6,"ask_size":1.0,"iv":0.1214,"open_interest":0.0,"volume":0.0,"delta":-0.9904,"gamma":0.0002,"vega":0.3025,"theta":-0.0638,"rho":-1.3553,"theo":282.0085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":262.650009155273},{"option":"SPXW260226C07150000","bid":0.1,"bid_size":8.0,"ask":0.25,"ask_size":55.0,"iv":0.1137,"open_interest":589.0,"volume":207.0,"delta":0.0079,"gamma":0.0002,"vega":0.2588,"theta":-0.1404,"rho":0.01,"theo":0.289,"change":0.02,"open":0.3,"high":0.4,"low":0.05,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:46:17","percent_change":13.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260226P07150000","bid":282.3,"bid_size":1.0,"ask":297.5,"ask_size":2.0,"iv":0.0,"open_interest":2.0,"volume":0.0,"delta":-0.9921,"gamma":0.0002,"vega":0.2588,"theta":-0.0333,"rho":-1.3593,"theo":291.9336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.67,"last_trade_time":"2026-01-26T15:50:02","percent_change":0.0,"prev_day_close":272.650009155273},{"option":"SPXW260226C07175000","bid":0.05,"bid_size":108.0,"ask":0.15,"ask_size":21.0,"iv":0.1152,"open_interest":190.0,"volume":32.0,"delta":0.0048,"gamma":0.0001,"vega":0.1731,"theta":-0.0892,"rho":0.0061,"theo":0.1701,"change":-0.025,"open":0.25,"high":0.25,"low":0.13,"tick":"down","last_trade_price":0.13,"last_trade_time":"2026-02-18T15:35:48","percent_change":-20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260226P07175000","bid":307.4,"bid_size":1.0,"ask":322.4,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9951,"gamma":0.0001,"vega":0.1728,"theta":0.0,"rho":-1.368,"theo":316.7945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.76,"last_trade_time":"2026-01-26T15:50:02","percent_change":0.0,"prev_day_close":297.25},{"option":"SPXW260226C07200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":51.0,"iv":0.1199,"open_interest":1680.0,"volume":164.0,"delta":0.0029,"gamma":0.0001,"vega":0.1138,"theta":-0.0557,"rho":0.0037,"theo":0.0992,"change":0.025,"open":0.18,"high":0.18,"low":0.13,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:36:49","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260226P07200000","bid":332.4,"bid_size":1.0,"ask":351.5,"ask_size":1.0,"iv":0.1408,"open_interest":1.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.1137,"theta":0.0,"rho":-1.3752,"theo":341.7035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.5,"last_trade_time":"2026-01-28T10:44:20","percent_change":0.0,"prev_day_close":322.0},{"option":"SPXW260226C07225000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.1278,"open_interest":354.0,"volume":10.0,"delta":0.0018,"gamma":0.0,"vega":0.0744,"theta":-0.0347,"rho":0.0022,"theo":0.0582,"change":0.02,"open":0.12,"high":0.12,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:37:41","percent_change":20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260226P07225000","bid":357.3,"bid_size":1.0,"ask":376.4,"ask_size":1.0,"iv":0.1452,"open_interest":1.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0744,"theta":0.0,"rho":-1.3814,"theo":366.6422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.14,"last_trade_time":"2026-02-17T13:01:57","percent_change":0.0,"prev_day_close":347.200012207031},{"option":"SPXW260226C07250000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":72.0,"iv":0.1352,"open_interest":330.0,"volume":6.0,"delta":0.0011,"gamma":0.0,"vega":0.0495,"theta":-0.0221,"rho":0.0014,"theo":0.0351,"change":0.025,"open":0.08,"high":0.1,"low":0.08,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:37:57","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260226P07250000","bid":382.3,"bid_size":1.0,"ask":401.4,"ask_size":1.0,"iv":0.1549,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0492,"theta":0.0,"rho":-1.3871,"theo":391.5987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":371.199996948242},{"option":"SPXW260226C07275000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":75.0,"iv":0.1426,"open_interest":276.0,"volume":6.0,"delta":0.0007,"gamma":0.0,"vega":0.0336,"theta":-0.0144,"rho":0.0009,"theo":0.022,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:28:57","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07275000","bid":407.3,"bid_size":1.0,"ask":426.4,"ask_size":1.0,"iv":0.1646,"open_interest":1.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0334,"theta":0.0,"rho":-1.3924,"theo":416.5655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.09,"last_trade_time":"2026-02-13T11:26:16","percent_change":0.0,"prev_day_close":396.700012207031},{"option":"SPXW260226C07300000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":75.0,"iv":0.1501,"open_interest":251.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0238,"theta":-0.01,"rho":0.0006,"theo":0.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.52,"last_trade_time":"2026-02-12T10:23:03","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260226P07300000","bid":432.3,"bid_size":1.0,"ask":451.4,"ask_size":1.0,"iv":0.1743,"open_interest":1.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0237,"theta":0.0,"rho":-1.3974,"theo":441.5381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.12,"last_trade_time":"2026-02-13T11:26:16","percent_change":0.0,"prev_day_close":422.75},{"option":"SPXW260226C07325000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":145.0,"iv":0.1576,"open_interest":126.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0178,"theta":-0.0075,"rho":0.0004,"theo":0.0107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-11T10:26:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260226P07325000","bid":457.3,"bid_size":1.0,"ask":476.4,"ask_size":1.0,"iv":0.184,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0176,"theta":0.0,"rho":-1.4024,"theo":466.5138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":446.75},{"option":"SPXW260226C07350000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.1597,"open_interest":83.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0139,"theta":-0.0059,"rho":0.0003,"theo":0.0082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-12T11:21:08","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260226P07350000","bid":482.2,"bid_size":1.0,"ask":501.3,"ask_size":1.0,"iv":0.187,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0138,"theta":0.0,"rho":-1.4073,"theo":491.4911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.449996948242},{"option":"SPXW260226C07375000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.1666,"open_interest":19.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0114,"theta":-0.0049,"rho":0.0003,"theo":0.0068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-06T15:46:45","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260226P07375000","bid":507.2,"bid_size":1.0,"ask":526.3,"ask_size":1.0,"iv":0.1966,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0112,"theta":0.0,"rho":-1.4121,"theo":516.4694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":496.600006103516},{"option":"SPXW260226C07400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.1737,"open_interest":31.0,"volume":3.0,"delta":0.0002,"gamma":0.0,"vega":0.0096,"theta":-0.0042,"rho":0.0002,"theo":0.0057,"change":-0.005,"open":0.1,"high":0.1,"low":0.07,"tick":"down","last_trade_price":0.07,"last_trade_time":"2026-02-18T10:29:13","percent_change":-6.66667,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07400000","bid":532.2,"bid_size":1.0,"ask":551.3,"ask_size":1.0,"iv":0.2063,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0094,"theta":0.0,"rho":-1.4169,"theo":541.4481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":522.650024414062},{"option":"SPXW260226C07425000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.1807,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0081,"theta":-0.0037,"rho":0.0002,"theo":0.0049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07425000","bid":557.1,"bid_size":1.0,"ask":576.2,"ask_size":1.0,"iv":0.2078,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.008,"theta":0.0,"rho":-1.4218,"theo":566.4271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":547.399993896484},{"option":"SPXW260226C07450000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":56.0,"iv":0.1879,"open_interest":5.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.007,"theta":-0.0032,"rho":0.0002,"theo":0.0043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-13T10:41:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07450000","bid":582.1,"bid_size":1.0,"ask":601.2,"ask_size":1.0,"iv":0.2175,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0069,"theta":0.0,"rho":-1.4266,"theo":591.4063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":572.0},{"option":"SPXW260226C07500000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":0.2018,"open_interest":4.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0054,"theta":-0.0026,"rho":0.0001,"theo":0.0034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-12T10:06:21","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07500000","bid":631.8,"bid_size":1.0,"ask":647.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0052,"theta":0.0,"rho":-1.4362,"theo":641.365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.550018310547},{"option":"SPXW260226C07600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":66.0,"iv":0.2289,"open_interest":26.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0033,"theta":-0.0018,"rho":0.0001,"theo":0.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-12T10:09:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07600000","bid":731.9,"bid_size":1.0,"ask":746.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0032,"theta":0.0,"rho":-1.4554,"theo":741.283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":721.699981689453},{"option":"SPXW260226C07800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.2681,"open_interest":4.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0015,"theta":-0.0009,"rho":0.0,"theo":0.0011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-04T10:46:41","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P07800000","bid":931.8,"bid_size":1.0,"ask":950.9,"ask_size":1.0,"iv":0.321,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0014,"theta":0.0,"rho":-1.4937,"theo":941.1201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":921.100006103516},{"option":"SPXW260226C08000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3166,"open_interest":9.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0005,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-01-28T09:41:16","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P08000000","bid":1131.6,"bid_size":1.0,"ask":1146.7,"ask_size":2.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":-1.532,"theo":1140.9579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1122.5,"last_trade_time":"2026-01-20T12:19:23","percent_change":0.0,"prev_day_close":1122.15002441406},{"option":"SPXW260226C08200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":8.0,"iv":0.3635,"open_interest":8.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0003,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T13:00:26","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260226P08200000","bid":1331.3,"bid_size":1.0,"ask":1346.6,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-1.5703,"theo":1340.796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1321.64996337891},{"option":"SPXW260226C08400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":156.0,"iv":0.4284,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0002,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P08400000","bid":1531.3,"bid_size":1.0,"ask":1546.4,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-1.6086,"theo":1540.6341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1521.59997558594},{"option":"SPXW260226C08600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":160.0,"iv":0.4741,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0002,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P08600000","bid":1731.2,"bid_size":1.0,"ask":1750.3,"ask_size":1.0,"iv":0.543,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-1.6469,"theo":1740.4723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1720.5},{"option":"SPXW260226C08800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":43.0,"iv":0.495,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P08800000","bid":1931.0,"bid_size":1.0,"ask":1946.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":-1.6852,"theo":1940.3105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1920.75},{"option":"SPXW260226C09000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":44.0,"iv":0.5363,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0001,"theta":-0.0001,"rho":0.0,"theo":0.0001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260226P09000000","bid":2130.8,"bid_size":1.0,"ask":2149.9,"ask_size":1.0,"iv":0.6235,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0001,"theta":0.0,"rho":-1.7235,"theo":2140.1488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2119.45007324219},{"option":"SPXW260227C02200000","bid":4651.0,"bid_size":1.0,"ask":4658.6,"ask_size":1.0,"iv":2.2898,"open_interest":1.0,"volume":1.0,"delta":0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":0.6019,"theo":4654.387,"change":54.87,"open":4704.17,"high":4704.17,"low":4704.17,"tick":"up","last_trade_price":4704.17,"last_trade_time":"2026-02-18T13:10:13","percent_change":1.18018,"prev_day_close":4674.90014648438},{"option":"SPXW260227P02200000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":343.0,"iv":2.018,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.007,"rho":0.0,"theo":0.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T16:00:06","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C02400000","bid":4451.2,"bid_size":1.0,"ask":4458.9,"ask_size":1.0,"iv":2.0897,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":0.6566,"theo":4454.6207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4474.69995117188},{"option":"SPXW260227P02400000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":343.0,"iv":1.8674,"open_interest":15.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0089,"rho":-0.0001,"theo":0.0121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-01-27T13:23:31","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C02600000","bid":4251.4,"bid_size":1.0,"ask":4259.1,"ask_size":1.0,"iv":1.902,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0017,"theta":0.0,"rho":0.7113,"theo":4254.855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4321.4,"last_trade_time":"2026-01-30T15:17:11","percent_change":0.0,"prev_day_close":4273.90014648438},{"option":"SPXW260227P02600000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":342.0,"iv":1.7289,"open_interest":1304.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0017,"theta":-0.0112,"rho":-0.0001,"theo":0.0155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T10:31:53","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C02800000","bid":4051.5,"bid_size":1.0,"ask":4059.3,"ask_size":1.0,"iv":1.8248,"open_interest":1.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":0.7659,"theo":4055.09,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.34997558594},{"option":"SPXW260227P02800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":342.0,"iv":1.6007,"open_interest":477.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0022,"theta":-0.0139,"rho":-0.0001,"theo":0.0196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-05T14:00:04","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03000000","bid":3851.9,"bid_size":1.0,"ask":3859.5,"ask_size":1.0,"iv":1.6664,"open_interest":16.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0029,"theta":0.0,"rho":0.8206,"theo":3855.3261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3867.81,"last_trade_time":"2026-02-13T14:02:00","percent_change":0.0,"prev_day_close":3873.95007324219},{"option":"SPXW260227P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":445.0,"iv":1.5466,"open_interest":438.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0029,"theta":-0.0173,"rho":-0.0001,"theo":0.0248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:36:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03200000","bid":3652.1,"bid_size":1.0,"ask":3659.8,"ask_size":1.0,"iv":1.5158,"open_interest":4.0,"volume":1.0,"delta":0.9998,"gamma":0.0,"vega":0.0038,"theta":0.0,"rho":0.8752,"theo":3655.5634,"change":55.22,"open":3705.42,"high":3705.42,"low":3705.42,"tick":"down","last_trade_price":3705.42,"last_trade_time":"2026-02-18T13:10:13","percent_change":1.5128,"prev_day_close":3674.44995117188},{"option":"SPXW260227P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":444.0,"iv":1.4303,"open_interest":470.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0038,"theta":-0.0213,"rho":-0.0002,"theo":0.031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T15:43:51","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03400000","bid":3452.3,"bid_size":1.0,"ask":3460.0,"ask_size":1.0,"iv":1.3706,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.005,"theta":0.0,"rho":0.9299,"theo":3455.8022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.30004882812},{"option":"SPXW260227P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":291.0,"iv":1.321,"open_interest":1141.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.005,"theta":-0.0262,"rho":-0.0002,"theo":0.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T11:20:41","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03600000","bid":3252.4,"bid_size":1.0,"ask":3260.2,"ask_size":1.0,"iv":1.3186,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0064,"theta":0.0,"rho":0.9845,"theo":3256.0429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3274.94995117188},{"option":"SPXW260227P03600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":139.0,"iv":1.218,"open_interest":275.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0065,"theta":-0.0323,"rho":-0.0003,"theo":0.0487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T11:20:27","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03800000","bid":3052.8,"bid_size":1.0,"ask":3060.4,"ask_size":1.0,"iv":1.1936,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0084,"theta":0.0,"rho":1.0391,"theo":3056.2861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.15002441406},{"option":"SPXW260227P03800000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":145.0,"iv":1.1203,"open_interest":6435.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0084,"theta":-0.0395,"rho":-0.0004,"theo":0.0609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:46:01","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C03900000","bid":2952.9,"bid_size":1.0,"ask":2960.6,"ask_size":1.0,"iv":1.1328,"open_interest":9.0,"volume":9.0,"delta":0.9997,"gamma":0.0,"vega":0.0096,"theta":0.0,"rho":1.0664,"theo":2956.4088,"change":50.1999,"open":3001.8,"high":3001.8,"low":3001.8,"tick":"up","last_trade_price":3001.8,"last_trade_time":"2026-02-18T12:38:53","percent_change":1.70077,"prev_day_close":2976.29992675781},{"option":"SPXW260227P03900000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":132.0,"iv":1.0732,"open_interest":369.0,"volume":3.0,"delta":-0.0002,"gamma":0.0,"vega":0.0096,"theta":-0.0438,"rho":-0.0005,"theo":0.0682,"change":-0.02,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:12:16","percent_change":-40.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04000000","bid":2853.0,"bid_size":1.0,"ask":2860.7,"ask_size":1.0,"iv":1.0727,"open_interest":38.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0109,"theta":0.0,"rho":1.0937,"theo":2856.5324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2852.18,"last_trade_time":"2026-02-12T13:30:32","percent_change":0.0,"prev_day_close":2876.59997558594},{"option":"SPXW260227P04000000","bid":0.0,"bid_size":0.0,"ask":0.05,"ask_size":153.0,"iv":1.0273,"open_interest":594.0,"volume":3.0,"delta":-0.0003,"gamma":0.0,"vega":0.0109,"theta":-0.0483,"rho":-0.0005,"theo":0.0761,"change":-0.045,"open":0.03,"high":0.03,"low":0.03,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-02-18T10:14:54","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04100000","bid":2753.1,"bid_size":1.0,"ask":2760.8,"ask_size":1.0,"iv":1.013,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0125,"theta":0.0,"rho":1.1209,"theo":2756.657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2776.84997558594},{"option":"SPXW260227P04100000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":135.0,"iv":0.9826,"open_interest":582.0,"volume":34.0,"delta":-0.0003,"gamma":0.0,"vega":0.0125,"theta":-0.0536,"rho":-0.0006,"theo":0.0854,"change":-0.025,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:21:57","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04200000","bid":2653.2,"bid_size":1.0,"ask":2660.9,"ask_size":1.0,"iv":0.9533,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0142,"theta":0.0,"rho":1.1482,"theo":2656.7828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2675.35009765625},{"option":"SPXW260227P04200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.9388,"open_interest":3032.0,"volume":138.0,"delta":-0.0004,"gamma":0.0,"vega":0.0142,"theta":-0.0592,"rho":-0.0007,"theo":0.0955,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:07:51","percent_change":-33.3333,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04300000","bid":2553.2,"bid_size":1.0,"ask":2561.0,"ask_size":1.0,"iv":0.9681,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0163,"theta":0.0,"rho":1.1754,"theo":2556.9098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2577.5},{"option":"SPXW260227P04300000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":57.0,"iv":0.896,"open_interest":3455.0,"volume":3050.0,"delta":-0.0004,"gamma":0.0,"vega":0.0163,"theta":-0.0656,"rho":-0.0008,"theo":0.107,"change":-0.05,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T12:39:15","percent_change":-50.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04400000","bid":2453.5,"bid_size":1.0,"ask":2461.1,"ask_size":1.0,"iv":0.9154,"open_interest":3.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0187,"theta":0.0,"rho":1.2027,"theo":2457.0384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2470.01,"last_trade_time":"2026-02-13T14:02:00","percent_change":0.0,"prev_day_close":2477.55004882812},{"option":"SPXW260227P04400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":135.0,"iv":0.8783,"open_interest":5732.0,"volume":176.0,"delta":-0.0005,"gamma":0.0,"vega":0.0187,"theta":-0.0728,"rho":-0.0009,"theo":0.1202,"change":-0.075,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:14:05","percent_change":-60.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227C04500000","bid":2353.6,"bid_size":1.0,"ask":2361.3,"ask_size":1.0,"iv":0.8636,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0214,"theta":0.0,"rho":1.2299,"theo":2357.1689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2367.22,"last_trade_time":"2025-11-26T14:23:27","percent_change":0.0,"prev_day_close":2376.54992675781},{"option":"SPXW260227P04500000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":127.0,"iv":0.8363,"open_interest":961.0,"volume":508.0,"delta":-0.0006,"gamma":0.0,"vega":0.0214,"theta":-0.0807,"rho":-0.0011,"theo":0.1351,"change":-0.075,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:09:49","percent_change":-60.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260227C04600000","bid":2253.7,"bid_size":1.0,"ask":2261.4,"ask_size":1.0,"iv":0.8124,"open_interest":3.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0246,"theta":0.0,"rho":1.257,"theo":2257.3013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2259.87,"last_trade_time":"2026-02-12T13:09:26","percent_change":0.0,"prev_day_close":2276.15002441406},{"option":"SPXW260227P04600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":123.0,"iv":0.7951,"open_interest":3659.0,"volume":11.0,"delta":-0.0007,"gamma":0.0,"vega":0.0246,"theta":-0.0896,"rho":-0.0012,"theo":0.152,"change":-0.075,"open":0.15,"high":0.15,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T12:11:35","percent_change":-42.8571,"prev_day_close":0.0750000011175871},{"option":"SPXW260227C04700000","bid":2153.7,"bid_size":1.0,"ask":2161.5,"ask_size":1.0,"iv":0.8086,"open_interest":2.0,"volume":1.0,"delta":0.9991,"gamma":0.0,"vega":0.0284,"theta":0.0,"rho":1.2842,"theo":2157.4361,"change":50.54,"open":2202.84,"high":2202.84,"low":2202.84,"tick":"up","last_trade_price":2202.84,"last_trade_time":"2026-02-18T10:51:38","percent_change":2.34818,"prev_day_close":2177.09997558594},{"option":"SPXW260227P04700000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":282.0,"iv":0.7708,"open_interest":8109.0,"volume":25.0,"delta":-0.0008,"gamma":0.0,"vega":0.0283,"theta":-0.0995,"rho":-0.0014,"theo":0.1713,"change":-0.07,"open":0.15,"high":0.15,"low":0.1,"tick":"up","last_trade_price":0.13,"last_trade_time":"2026-02-18T14:57:46","percent_change":-35.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227C04800000","bid":2054.0,"bid_size":1.0,"ask":2061.6,"ask_size":1.0,"iv":0.761,"open_interest":6.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0328,"theta":0.0,"rho":1.3113,"theo":2057.5738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2045.49,"last_trade_time":"2026-02-13T15:00:40","percent_change":0.0,"prev_day_close":2078.09997558594},{"option":"SPXW260227P04800000","bid":0.05,"bid_size":235.0,"ask":0.2,"ask_size":267.0,"iv":0.7433,"open_interest":13985.0,"volume":4.0,"delta":-0.0009,"gamma":0.0,"vega":0.0328,"theta":-0.1108,"rho":-0.0017,"theo":0.1938,"change":-0.1,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:12:03","percent_change":-40.0,"prev_day_close":0.150000002235174},{"option":"SPXW260227C04850000","bid":2003.9,"bid_size":1.0,"ask":2011.7,"ask_size":1.0,"iv":0.754,"open_interest":101.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0353,"theta":0.0,"rho":1.3248,"theo":2007.6439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1995.64,"last_trade_time":"2026-02-13T15:00:40","percent_change":0.0,"prev_day_close":2027.54998779297},{"option":"SPXW260227P04850000","bid":0.05,"bid_size":227.0,"ask":0.2,"ask_size":57.0,"iv":0.7229,"open_interest":600.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0352,"theta":-0.1168,"rho":-0.0018,"theo":0.2059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.56,"last_trade_time":"2026-02-17T10:40:48","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227C04900000","bid":1954.1,"bid_size":1.0,"ask":1961.8,"ask_size":1.0,"iv":0.7144,"open_interest":152.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.038,"theta":0.0,"rho":1.3383,"theo":1957.715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2055.08,"last_trade_time":"2026-02-11T11:45:34","percent_change":0.0,"prev_day_close":1977.59997558594},{"option":"SPXW260227P04900000","bid":0.05,"bid_size":252.0,"ask":0.25,"ask_size":257.0,"iv":0.713,"open_interest":555.0,"volume":82.0,"delta":-0.0011,"gamma":0.0,"vega":0.0379,"theta":-0.1233,"rho":-0.002,"theo":0.2191,"change":-0.13,"open":0.2,"high":0.2,"low":0.15,"tick":"up","last_trade_price":0.17,"last_trade_time":"2026-02-18T13:53:36","percent_change":-43.3333,"prev_day_close":0.125000001862645},{"option":"SPXW260227C04950000","bid":1904.2,"bid_size":1.0,"ask":1911.8,"ask_size":1.0,"iv":0.7081,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0409,"theta":0.0,"rho":1.3518,"theo":1907.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1927.75},{"option":"SPXW260227P04950000","bid":0.05,"bid_size":248.0,"ask":0.25,"ask_size":243.0,"iv":0.6929,"open_interest":98.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.0408,"theta":-0.1302,"rho":-0.0022,"theo":0.2334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-13T10:11:08","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260227C05000000","bid":1857.2,"bid_size":1.0,"ask":1858.9,"ask_size":1.0,"iv":0.7208,"open_interest":3219.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.044,"theta":0.0,"rho":1.3653,"theo":1857.8602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1955.28,"last_trade_time":"2026-02-11T11:45:34","percent_change":0.0,"prev_day_close":1878.0},{"option":"SPXW260227P05000000","bid":0.1,"bid_size":236.0,"ask":0.25,"ask_size":146.0,"iv":0.6815,"open_interest":4489.0,"volume":479.0,"delta":-0.0013,"gamma":0.0,"vega":0.044,"theta":-0.1377,"rho":-0.0023,"theo":0.249,"change":-0.14,"open":0.22,"high":0.25,"low":0.17,"tick":"no_change","last_trade_price":0.21,"last_trade_time":"2026-02-18T15:33:30","percent_change":-40.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05010000","bid":1844.3,"bid_size":1.0,"ask":1851.9,"ask_size":1.0,"iv":0.6921,"open_interest":2.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0447,"theta":0.0,"rho":1.368,"theo":1847.875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1973.8,"last_trade_time":"2026-01-28T14:19:53","percent_change":0.0,"prev_day_close":1866.90002441406},{"option":"SPXW260227P05010000","bid":0.1,"bid_size":233.0,"ask":0.25,"ask_size":36.0,"iv":0.6775,"open_interest":36.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0446,"theta":-0.1392,"rho":-0.0024,"theo":0.2522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-10T09:47:46","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05020000","bid":1834.3,"bid_size":1.0,"ask":1842.0,"ask_size":1.0,"iv":0.685,"open_interest":20.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0454,"theta":0.0,"rho":1.3707,"theo":1837.8898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1964.39,"last_trade_time":"2026-01-28T14:14:35","percent_change":0.0,"prev_day_close":1857.69995117188},{"option":"SPXW260227P05020000","bid":0.1,"bid_size":234.0,"ask":0.25,"ask_size":33.0,"iv":0.6735,"open_interest":707.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0453,"theta":-0.1407,"rho":-0.0024,"theo":0.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-10T09:48:58","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05030000","bid":1824.3,"bid_size":1.0,"ask":1832.0,"ask_size":1.0,"iv":0.6778,"open_interest":20.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0461,"theta":0.0,"rho":1.3734,"theo":1827.9047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1953.75,"last_trade_time":"2026-01-28T14:17:37","percent_change":0.0,"prev_day_close":1847.5},{"option":"SPXW260227P05030000","bid":0.1,"bid_size":232.0,"ask":0.25,"ask_size":33.0,"iv":0.6695,"open_interest":59.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.046,"theta":-0.1423,"rho":-0.0024,"theo":0.2588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.22,"last_trade_time":"2026-02-06T09:35:58","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05040000","bid":1814.3,"bid_size":1.0,"ask":1822.0,"ask_size":1.0,"iv":0.6705,"open_interest":2.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0468,"theta":0.0,"rho":1.3761,"theo":1817.9196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1943.95,"last_trade_time":"2026-01-28T14:19:53","percent_change":0.0,"prev_day_close":1837.25},{"option":"SPXW260227P05040000","bid":0.1,"bid_size":235.0,"ask":0.3,"ask_size":235.0,"iv":0.6729,"open_interest":121.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.0467,"theta":-0.1439,"rho":-0.0025,"theo":0.2621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-13T15:18:33","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05050000","bid":1804.3,"bid_size":1.0,"ask":1812.0,"ask_size":1.0,"iv":0.6631,"open_interest":13.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0476,"theta":0.0,"rho":1.3788,"theo":1807.9346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1934.26,"last_trade_time":"2026-01-28T14:17:37","percent_change":0.0,"prev_day_close":1828.44995117188},{"option":"SPXW260227P05050000","bid":0.1,"bid_size":233.0,"ask":0.3,"ask_size":232.0,"iv":0.6689,"open_interest":65.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.0475,"theta":-0.1455,"rho":-0.0025,"theo":0.2656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-05T15:39:23","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05060000","bid":1794.2,"bid_size":1.0,"ask":1802.0,"ask_size":1.0,"iv":0.6817,"open_interest":12.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0483,"theta":0.0,"rho":1.3815,"theo":1797.9496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1923.94,"last_trade_time":"2026-01-28T14:22:29","percent_change":0.0,"prev_day_close":1817.0},{"option":"SPXW260227P05060000","bid":0.1,"bid_size":228.0,"ask":0.3,"ask_size":229.0,"iv":0.6649,"open_interest":66.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.0482,"theta":-0.1471,"rho":-0.0026,"theo":0.269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-11T12:41:53","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227C05070000","bid":1784.4,"bid_size":1.0,"ask":1792.0,"ask_size":1.0,"iv":0.675,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.049,"theta":0.0,"rho":1.3842,"theo":1787.9647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1806.95001220703},{"option":"SPXW260227P05070000","bid":0.15,"bid_size":163.0,"ask":0.3,"ask_size":226.0,"iv":0.6671,"open_interest":6.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.049,"theta":-0.149,"rho":-0.0026,"theo":0.2731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.62,"last_trade_time":"2026-02-10T09:54:28","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05075000","bid":1779.4,"bid_size":1.0,"ask":1787.0,"ask_size":1.0,"iv":0.6717,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0494,"theta":0.0,"rho":1.3855,"theo":1782.9723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1803.10003662109},{"option":"SPXW260227P05075000","bid":0.15,"bid_size":164.0,"ask":0.3,"ask_size":226.0,"iv":0.6655,"open_interest":15.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.0493,"theta":-0.1496,"rho":-0.0026,"theo":0.2743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-12T14:11:10","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05080000","bid":1774.4,"bid_size":1.0,"ask":1782.0,"ask_size":1.0,"iv":0.6683,"open_interest":2.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0498,"theta":0.0,"rho":1.3869,"theo":1777.9799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1904.27,"last_trade_time":"2026-01-28T14:22:29","percent_change":0.0,"prev_day_close":1797.5},{"option":"SPXW260227P05080000","bid":0.15,"bid_size":163.0,"ask":0.3,"ask_size":222.0,"iv":0.6635,"open_interest":9.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.0497,"theta":-0.1505,"rho":-0.0026,"theo":0.2761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.3,"last_trade_time":"2026-01-29T10:17:38","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05090000","bid":1764.4,"bid_size":1.0,"ask":1772.1,"ask_size":1.0,"iv":0.6615,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0506,"theta":0.0,"rho":1.3896,"theo":1767.9951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1787.45001220703},{"option":"SPXW260227P05090000","bid":0.15,"bid_size":192.0,"ask":0.3,"ask_size":224.0,"iv":0.6594,"open_interest":30.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.0505,"theta":-0.1522,"rho":-0.0027,"theo":0.2798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-01-29T15:52:31","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05100000","bid":1754.4,"bid_size":1.0,"ask":1762.1,"ask_size":1.0,"iv":0.6547,"open_interest":1.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0514,"theta":0.0,"rho":1.3923,"theo":1758.0104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1835.41,"last_trade_time":"2026-01-05T11:16:30","percent_change":0.0,"prev_day_close":1776.65002441406},{"option":"SPXW260227P05100000","bid":0.15,"bid_size":190.0,"ask":0.3,"ask_size":223.0,"iv":0.6554,"open_interest":774.0,"volume":185.0,"delta":-0.0015,"gamma":0.0,"vega":0.0513,"theta":-0.1539,"rho":-0.0027,"theo":0.2835,"change":0.0,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T10:16:03","percent_change":-1.49012e-6,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05110000","bid":1744.4,"bid_size":1.0,"ask":1752.1,"ask_size":1.0,"iv":0.6477,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0522,"theta":0.0,"rho":1.395,"theo":1748.0257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1767.45001220703},{"option":"SPXW260227P05110000","bid":0.15,"bid_size":191.0,"ask":0.3,"ask_size":161.0,"iv":0.6512,"open_interest":96.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.0521,"theta":-0.1555,"rho":-0.0028,"theo":0.287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-11T09:33:35","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05120000","bid":1734.3,"bid_size":1.0,"ask":1742.1,"ask_size":1.0,"iv":0.6635,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0531,"theta":0.0,"rho":1.3976,"theo":1738.0412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1757.04998779297},{"option":"SPXW260227P05120000","bid":0.15,"bid_size":218.0,"ask":0.3,"ask_size":130.0,"iv":0.6472,"open_interest":82.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.0529,"theta":-0.1573,"rho":-0.0028,"theo":0.2908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-17T13:30:20","percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260227C05125000","bid":1729.3,"bid_size":1.0,"ask":1737.1,"ask_size":1.0,"iv":0.6603,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0535,"theta":0.0,"rho":1.399,"theo":1733.0489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1751.95001220703},{"option":"SPXW260227P05125000","bid":0.15,"bid_size":218.0,"ask":0.3,"ask_size":32.0,"iv":0.6452,"open_interest":89.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.0533,"theta":-0.1582,"rho":-0.0029,"theo":0.2928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.25,"last_trade_time":"2026-02-13T15:42:13","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05130000","bid":1724.5,"bid_size":1.0,"ask":1732.1,"ask_size":1.0,"iv":0.6572,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0539,"theta":0.0,"rho":1.4003,"theo":1728.0566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1747.04998779297},{"option":"SPXW260227P05130000","bid":0.15,"bid_size":219.0,"ask":0.3,"ask_size":32.0,"iv":0.6432,"open_interest":12.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.0538,"theta":-0.1591,"rho":-0.0029,"theo":0.2947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.95,"last_trade_time":"2026-02-05T15:20:54","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05140000","bid":1714.5,"bid_size":1.0,"ask":1722.1,"ask_size":1.0,"iv":0.6507,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0548,"theta":0.0,"rho":1.403,"theo":1718.0722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1737.0},{"option":"SPXW260227P05140000","bid":0.15,"bid_size":220.0,"ask":0.35,"ask_size":221.0,"iv":0.645,"open_interest":87.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.0546,"theta":-0.1609,"rho":-0.0029,"theo":0.2987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-06T13:13:45","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05150000","bid":1704.5,"bid_size":1.0,"ask":1712.2,"ask_size":1.0,"iv":0.6442,"open_interest":6.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0557,"theta":0.0,"rho":1.4057,"theo":1708.0878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1792.67,"last_trade_time":"2026-01-30T11:20:45","percent_change":0.0,"prev_day_close":1728.65002441406},{"option":"SPXW260227P05150000","bid":0.15,"bid_size":221.0,"ask":0.35,"ask_size":218.0,"iv":0.641,"open_interest":87.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.0555,"theta":-0.1628,"rho":-0.003,"theo":0.3028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-02-12T12:56:41","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05160000","bid":1694.5,"bid_size":1.0,"ask":1702.2,"ask_size":1.0,"iv":0.6377,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0566,"theta":0.0,"rho":1.4084,"theo":1698.1035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1718.65002441406},{"option":"SPXW260227P05160000","bid":0.15,"bid_size":219.0,"ask":0.35,"ask_size":216.0,"iv":0.6369,"open_interest":66.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.0564,"theta":-0.1647,"rho":-0.003,"theo":0.307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-17T14:07:19","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05170000","bid":1684.5,"bid_size":1.0,"ask":1692.2,"ask_size":1.0,"iv":0.6312,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0575,"theta":0.0,"rho":1.411,"theo":1688.1192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1707.14996337891},{"option":"SPXW260227P05170000","bid":0.2,"bid_size":153.0,"ask":0.35,"ask_size":212.0,"iv":0.6382,"open_interest":84.0,"volume":10.0,"delta":-0.0017,"gamma":0.0,"vega":0.0574,"theta":-0.1666,"rho":-0.0031,"theo":0.3112,"change":-0.15,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T10:00:38","percent_change":-33.3333,"prev_day_close":0.225000008940697},{"option":"SPXW260227C05175000","bid":1679.4,"bid_size":1.0,"ask":1687.2,"ask_size":1.0,"iv":0.6478,"open_interest":1.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.058,"theta":0.0,"rho":1.4124,"theo":1683.1272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1519.91,"last_trade_time":"2025-11-18T16:08:54","percent_change":0.0,"prev_day_close":1703.25},{"option":"SPXW260227P05175000","bid":0.2,"bid_size":182.0,"ask":0.35,"ask_size":213.0,"iv":0.6362,"open_interest":3350.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.0578,"theta":-0.1676,"rho":-0.0031,"theo":0.3133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T09:46:21","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05180000","bid":1674.4,"bid_size":1.0,"ask":1682.2,"ask_size":1.0,"iv":0.6447,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0584,"theta":0.0,"rho":1.4137,"theo":1678.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1698.25},{"option":"SPXW260227P05180000","bid":0.2,"bid_size":213.0,"ask":0.35,"ask_size":212.0,"iv":0.6342,"open_interest":20.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.0583,"theta":-0.1686,"rho":-0.0032,"theo":0.3154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-12T12:52:07","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05190000","bid":1664.6,"bid_size":1.0,"ask":1672.2,"ask_size":1.0,"iv":0.6386,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0594,"theta":0.0,"rho":1.4164,"theo":1668.151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1687.04998779297},{"option":"SPXW260227P05190000","bid":0.2,"bid_size":208.0,"ask":0.35,"ask_size":181.0,"iv":0.6302,"open_interest":197.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.0592,"theta":-0.1705,"rho":-0.0032,"theo":0.3198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-17T09:45:57","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05200000","bid":1654.6,"bid_size":1.0,"ask":1662.3,"ask_size":1.0,"iv":0.6324,"open_interest":3.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0603,"theta":0.0,"rho":1.4191,"theo":1658.167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1599.08,"last_trade_time":"2026-02-17T10:08:12","percent_change":0.0,"prev_day_close":1678.29998779297},{"option":"SPXW260227P05200000","bid":0.2,"bid_size":207.0,"ask":0.35,"ask_size":120.0,"iv":0.6261,"open_interest":2884.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.0602,"theta":-0.1725,"rho":-0.0033,"theo":0.3242,"change":0.05,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-17T12:00:55","percent_change":20.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05210000","bid":1644.6,"bid_size":1.0,"ask":1652.3,"ask_size":1.0,"iv":0.6262,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0613,"theta":0.0,"rho":1.4218,"theo":1648.1831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1667.54998779297},{"option":"SPXW260227P05210000","bid":0.2,"bid_size":207.0,"ask":0.35,"ask_size":31.0,"iv":0.6221,"open_interest":22.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.0612,"theta":-0.1746,"rho":-0.0033,"theo":0.3287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-17T09:45:34","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05220000","bid":1634.6,"bid_size":1.0,"ask":1642.3,"ask_size":1.0,"iv":0.62,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0623,"theta":0.0,"rho":1.4244,"theo":1638.1993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1657.25},{"option":"SPXW260227P05220000","bid":0.2,"bid_size":210.0,"ask":0.4,"ask_size":210.0,"iv":0.6229,"open_interest":6.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.0622,"theta":-0.1767,"rho":-0.0034,"theo":0.3334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-03T15:28:51","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05225000","bid":1629.6,"bid_size":1.0,"ask":1637.3,"ask_size":1.0,"iv":0.6168,"open_interest":1.0,"volume":1.0,"delta":0.9981,"gamma":0.0,"vega":0.0628,"theta":0.0,"rho":1.4258,"theo":1633.2074,"change":52.7,"open":1681.0,"high":1681.0,"low":1681.0,"tick":"down","last_trade_price":1681.0,"last_trade_time":"2026-02-18T10:53:59","percent_change":3.2365,"prev_day_close":1653.15002441406},{"option":"SPXW260227P05225000","bid":0.2,"bid_size":210.0,"ask":0.4,"ask_size":209.0,"iv":0.6209,"open_interest":58.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.0627,"theta":-0.1777,"rho":-0.0034,"theo":0.3357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-17T16:13:58","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05230000","bid":1624.6,"bid_size":1.0,"ask":1632.3,"ask_size":1.0,"iv":0.6137,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0634,"theta":0.0,"rho":1.4271,"theo":1628.2155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1647.25},{"option":"SPXW260227P05230000","bid":0.2,"bid_size":207.0,"ask":0.4,"ask_size":225.0,"iv":0.6188,"open_interest":4.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.0634,"theta":-0.1793,"rho":-0.0034,"theo":0.3391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-02T15:18:59","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260227C05240000","bid":1614.5,"bid_size":1.0,"ask":1622.3,"ask_size":1.0,"iv":0.6254,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0644,"theta":0.0,"rho":1.4298,"theo":1618.2319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1638.34997558594},{"option":"SPXW260227P05240000","bid":0.25,"bid_size":145.0,"ask":0.4,"ask_size":203.0,"iv":0.6192,"open_interest":102.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.0644,"theta":-0.1814,"rho":-0.0035,"theo":0.3439,"change":-0.225,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.0,"last_trade_time":"2026-02-03T15:28:50","percent_change":-42.8571,"prev_day_close":0.274999998509884},{"option":"SPXW260227C05250000","bid":1604.7,"bid_size":1.0,"ask":1612.3,"ask_size":1.0,"iv":0.6194,"open_interest":20.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0655,"theta":0.0,"rho":1.4325,"theo":1608.2483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1571.09,"last_trade_time":"2025-11-06T10:45:51","percent_change":0.0,"prev_day_close":1628.39996337891},{"option":"SPXW260227P05250000","bid":0.25,"bid_size":144.0,"ask":0.4,"ask_size":205.0,"iv":0.6152,"open_interest":2002.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.0655,"theta":-0.1836,"rho":-0.0036,"theo":0.3488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-17T14:52:38","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260227C05260000","bid":1594.7,"bid_size":1.0,"ask":1602.4,"ask_size":1.0,"iv":0.6135,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.0665,"theta":0.0,"rho":1.4351,"theo":1598.2649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1617.64996337891},{"option":"SPXW260227P05260000","bid":0.25,"bid_size":171.0,"ask":0.4,"ask_size":204.0,"iv":0.6112,"open_interest":203.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.0665,"theta":-0.1858,"rho":-0.0036,"theo":0.3538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-13T13:23:27","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05270000","bid":1584.7,"bid_size":1.0,"ask":1592.4,"ask_size":1.0,"iv":0.6075,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0676,"theta":0.0,"rho":1.4378,"theo":1588.2815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1608.09997558594},{"option":"SPXW260227P05270000","bid":0.25,"bid_size":173.0,"ask":0.4,"ask_size":143.0,"iv":0.6071,"open_interest":35.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.0676,"theta":-0.1881,"rho":-0.0037,"theo":0.3589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.65,"last_trade_time":"2026-02-13T15:43:00","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05275000","bid":1579.7,"bid_size":1.0,"ask":1587.4,"ask_size":1.0,"iv":0.6045,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0682,"theta":0.0,"rho":1.4391,"theo":1583.2899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1602.5},{"option":"SPXW260227P05275000","bid":0.25,"bid_size":199.0,"ask":0.4,"ask_size":142.0,"iv":0.6051,"open_interest":56.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.0682,"theta":-0.1892,"rho":-0.0037,"theo":0.3615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.64,"last_trade_time":"2026-02-11T09:49:04","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05280000","bid":1574.7,"bid_size":1.0,"ask":1582.4,"ask_size":1.0,"iv":0.6015,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.0688,"theta":0.0,"rho":1.4405,"theo":1578.2982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1598.14996337891},{"option":"SPXW260227P05280000","bid":0.25,"bid_size":200.0,"ask":0.4,"ask_size":112.0,"iv":0.6031,"open_interest":8.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.0688,"theta":-0.1904,"rho":-0.0038,"theo":0.3641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.7,"last_trade_time":"2026-02-04T12:33:19","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05290000","bid":1564.6,"bid_size":1.0,"ask":1572.4,"ask_size":1.0,"iv":0.6113,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0699,"theta":0.0,"rho":1.4431,"theo":1568.3151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1588.39996337891},{"option":"SPXW260227P05290000","bid":0.25,"bid_size":201.0,"ask":0.45,"ask_size":201.0,"iv":0.6032,"open_interest":13.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.0699,"theta":-0.1927,"rho":-0.0038,"theo":0.3694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-03T15:28:48","percent_change":0.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05300000","bid":1554.8,"bid_size":1.0,"ask":1562.4,"ask_size":1.0,"iv":0.6056,"open_interest":16.0,"volume":16.0,"delta":0.9978,"gamma":0.0,"vega":0.0711,"theta":0.0,"rho":1.4458,"theo":1558.332,"change":50.58,"open":1604.23,"high":1604.23,"low":1604.23,"tick":"up","last_trade_price":1604.23,"last_trade_time":"2026-02-18T11:51:59","percent_change":3.25556,"prev_day_close":1577.30004882812},{"option":"SPXW260227P05300000","bid":0.25,"bid_size":203.0,"ask":0.45,"ask_size":196.0,"iv":0.5991,"open_interest":2495.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.0711,"theta":-0.1951,"rho":-0.0039,"theo":0.3748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-17T14:52:38","percent_change":9.93411e-7,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05310000","bid":1544.8,"bid_size":1.0,"ask":1552.5,"ask_size":1.0,"iv":0.5999,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0723,"theta":0.0,"rho":1.4485,"theo":1548.3491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1568.14996337891},{"option":"SPXW260227P05310000","bid":0.3,"bid_size":138.0,"ask":0.45,"ask_size":198.0,"iv":0.5989,"open_interest":98.0,"volume":10.0,"delta":-0.0022,"gamma":0.0,"vega":0.0723,"theta":-0.1975,"rho":-0.004,"theo":0.3803,"change":-0.15,"open":0.45,"high":0.45,"low":0.45,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T14:38:01","percent_change":-25.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05320000","bid":1534.8,"bid_size":1.0,"ask":1542.5,"ask_size":1.0,"iv":0.5941,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0735,"theta":0.0,"rho":1.4511,"theo":1538.3662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1557.84997558594},{"option":"SPXW260227P05320000","bid":0.3,"bid_size":197.0,"ask":0.45,"ask_size":197.0,"iv":0.5949,"open_interest":15.0,"volume":1.0,"delta":-0.0022,"gamma":0.0,"vega":0.0735,"theta":-0.2,"rho":-0.0041,"theo":0.3859,"change":-0.225,"open":0.4,"high":0.4,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:25:55","percent_change":-36.0,"prev_day_close":0.299999997019768},{"option":"SPXW260227C05325000","bid":1529.8,"bid_size":1.0,"ask":1537.5,"ask_size":1.0,"iv":0.5912,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0741,"theta":0.0,"rho":1.4524,"theo":1533.3749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1552.54998779297},{"option":"SPXW260227P05325000","bid":0.3,"bid_size":197.0,"ask":0.45,"ask_size":167.0,"iv":0.5929,"open_interest":125.0,"volume":0.0,"delta":-0.0022,"gamma":0.0,"vega":0.0741,"theta":-0.2012,"rho":-0.0041,"theo":0.3887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-12T14:52:31","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260227C05330000","bid":1524.8,"bid_size":1.0,"ask":1532.5,"ask_size":1.0,"iv":0.5883,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.0747,"theta":0.0,"rho":1.4538,"theo":1528.3835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1547.5},{"option":"SPXW260227P05330000","bid":0.3,"bid_size":196.0,"ask":0.45,"ask_size":166.0,"iv":0.5909,"open_interest":44.0,"volume":0.0,"delta":-0.0022,"gamma":0.0,"vega":0.0747,"theta":-0.2025,"rho":-0.0041,"theo":0.3916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.9,"last_trade_time":"2026-02-05T09:55:35","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260227C05340000","bid":1514.7,"bid_size":1.0,"ask":1522.5,"ask_size":1.0,"iv":0.5967,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.076,"theta":0.0,"rho":1.4564,"theo":1518.4009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1537.45001220703},{"option":"SPXW260227P05340000","bid":0.3,"bid_size":193.0,"ask":0.45,"ask_size":105.0,"iv":0.5868,"open_interest":27.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.076,"theta":-0.205,"rho":-0.0042,"theo":0.3975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T12:47:17","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05350000","bid":1504.9,"bid_size":1.0,"ask":1512.5,"ask_size":1.0,"iv":0.5911,"open_interest":4.0,"volume":3.0,"delta":0.9976,"gamma":0.0,"vega":0.0773,"theta":0.0,"rho":1.4591,"theo":1508.4184,"change":46.16,"open":1549.81,"high":1549.81,"low":1549.81,"tick":"no_change","last_trade_price":1549.81,"last_trade_time":"2026-02-18T11:54:34","percent_change":3.06987,"prev_day_close":1528.54998779297},{"option":"SPXW260227P05350000","bid":0.3,"bid_size":191.0,"ask":0.5,"ask_size":194.0,"iv":0.5864,"open_interest":62.0,"volume":20.0,"delta":-0.0023,"gamma":0.0,"vega":0.0773,"theta":-0.2076,"rho":-0.0043,"theo":0.4034,"change":-0.3,"open":0.35,"high":0.35,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T11:38:41","percent_change":-46.1538,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05360000","bid":1494.9,"bid_size":1.0,"ask":1502.6,"ask_size":1.0,"iv":0.5855,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0787,"theta":0.0,"rho":1.4618,"theo":1498.4361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1519.05004882812},{"option":"SPXW260227P05360000","bid":0.3,"bid_size":196.0,"ask":0.5,"ask_size":193.0,"iv":0.5823,"open_interest":70.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.0787,"theta":-0.2102,"rho":-0.0044,"theo":0.4095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-17T13:08:11","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05370000","bid":1484.9,"bid_size":1.0,"ask":1492.6,"ask_size":1.0,"iv":0.5799,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.08,"theta":0.0,"rho":1.4644,"theo":1488.4539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1508.30004882812},{"option":"SPXW260227P05370000","bid":0.35,"bid_size":132.0,"ask":0.5,"ask_size":192.0,"iv":0.5816,"open_interest":30.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.08,"theta":-0.2129,"rho":-0.0044,"theo":0.4158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T12:41:05","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05375000","bid":1479.9,"bid_size":1.0,"ask":1487.6,"ask_size":1.0,"iv":0.5771,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0808,"theta":0.0,"rho":1.4657,"theo":1483.4628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1501.83,"last_trade_time":"2025-11-10T12:28:45","percent_change":0.0,"prev_day_close":1502.95001220703},{"option":"SPXW260227P05375000","bid":0.35,"bid_size":132.0,"ask":0.5,"ask_size":192.0,"iv":0.5796,"open_interest":79.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.0808,"theta":-0.2143,"rho":-0.0045,"theo":0.4189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-17T14:00:23","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05380000","bid":1474.9,"bid_size":1.0,"ask":1482.6,"ask_size":1.0,"iv":0.5743,"open_interest":0.0,"volume":0.0,"delta":0.9975,"gamma":0.0,"vega":0.0815,"theta":0.0,"rho":1.467,"theo":1478.4718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1498.65002441406},{"option":"SPXW260227P05380000","bid":0.35,"bid_size":162.0,"ask":0.5,"ask_size":192.0,"iv":0.5776,"open_interest":91.0,"volume":7.0,"delta":-0.0025,"gamma":0.0,"vega":0.0815,"theta":-0.2157,"rho":-0.0045,"theo":0.4221,"change":-0.255,"open":0.42,"high":0.42,"low":0.42,"tick":"no_change","last_trade_price":0.42,"last_trade_time":"2026-02-18T10:33:06","percent_change":-37.7778,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05390000","bid":1464.8,"bid_size":1.0,"ask":1472.6,"ask_size":1.0,"iv":0.5814,"open_interest":2.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0829,"theta":0.0,"rho":1.4697,"theo":1468.4898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1563.31,"last_trade_time":"2026-01-30T14:00:34","percent_change":0.0,"prev_day_close":1488.65002441406},{"option":"SPXW260227P05390000","bid":0.35,"bid_size":158.0,"ask":0.5,"ask_size":131.0,"iv":0.5736,"open_interest":79.0,"volume":0.0,"delta":-0.0025,"gamma":0.0,"vega":0.0829,"theta":-0.2184,"rho":-0.0046,"theo":0.4286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-17T13:07:45","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260227C05400000","bid":1455.0,"bid_size":1.0,"ask":1462.6,"ask_size":1.0,"iv":0.576,"open_interest":3.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0844,"theta":0.0,"rho":1.4723,"theo":1458.508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1442.44,"last_trade_time":"2026-02-05T13:04:41","percent_change":0.0,"prev_day_close":1478.65002441406},{"option":"SPXW260227P05400000","bid":0.35,"bid_size":186.0,"ask":0.55,"ask_size":189.0,"iv":0.5727,"open_interest":5705.0,"volume":345.0,"delta":-0.0026,"gamma":0.0,"vega":0.0844,"theta":-0.2213,"rho":-0.0047,"theo":0.4352,"change":-0.35,"open":0.56,"high":0.6,"low":0.31,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:09:12","percent_change":-50.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05410000","bid":1445.0,"bid_size":1.0,"ask":1452.7,"ask_size":1.0,"iv":0.5705,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.0859,"theta":0.0,"rho":1.475,"theo":1448.5263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1468.20001220703},{"option":"SPXW260227P05410000","bid":0.35,"bid_size":191.0,"ask":0.55,"ask_size":188.0,"iv":0.5686,"open_interest":51.0,"volume":0.0,"delta":-0.0026,"gamma":0.0,"vega":0.0859,"theta":-0.2242,"rho":-0.0048,"theo":0.442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.5,"last_trade_time":"2026-02-12T13:33:41","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05420000","bid":1435.0,"bid_size":1.0,"ask":1442.7,"ask_size":1.0,"iv":0.5651,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.0875,"theta":0.0,"rho":1.4776,"theo":1438.5448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1458.29998779297},{"option":"SPXW260227P05420000","bid":0.4,"bid_size":128.0,"ask":0.55,"ask_size":187.0,"iv":0.5676,"open_interest":113.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.0875,"theta":-0.2271,"rho":-0.0049,"theo":0.449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-17T13:38:14","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05425000","bid":1430.0,"bid_size":1.0,"ask":1437.7,"ask_size":1.0,"iv":0.5624,"open_interest":1.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0883,"theta":0.0,"rho":1.4789,"theo":1433.5541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1525.55,"last_trade_time":"2026-01-29T13:43:15","percent_change":0.0,"prev_day_close":1453.14996337891},{"option":"SPXW260227P05425000","bid":0.4,"bid_size":128.0,"ask":0.55,"ask_size":187.0,"iv":0.5656,"open_interest":53.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.0883,"theta":-0.2286,"rho":-0.005,"theo":0.4525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.04,"last_trade_time":"2026-02-13T15:50:29","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05430000","bid":1424.9,"bid_size":1.0,"ask":1432.7,"ask_size":1.0,"iv":0.571,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0891,"theta":0.0,"rho":1.4803,"theo":1428.5635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1447.70001220703},{"option":"SPXW260227P05430000","bid":0.4,"bid_size":186.0,"ask":0.55,"ask_size":187.0,"iv":0.5635,"open_interest":7.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.0891,"theta":-0.2301,"rho":-0.005,"theo":0.4561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-09T13:47:14","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05440000","bid":1415.1,"bid_size":1.0,"ask":1422.7,"ask_size":1.0,"iv":0.5657,"open_interest":1.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.0907,"theta":0.0,"rho":1.4829,"theo":1418.5823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1489.56,"last_trade_time":"2026-01-23T15:36:56","percent_change":0.0,"prev_day_close":1437.79998779297},{"option":"SPXW260227P05440000","bid":0.4,"bid_size":183.0,"ask":0.55,"ask_size":96.0,"iv":0.5595,"open_interest":51.0,"volume":0.0,"delta":-0.0028,"gamma":0.0,"vega":0.0907,"theta":-0.2332,"rho":-0.0051,"theo":0.4633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T13:38:16","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05450000","bid":1405.1,"bid_size":1.0,"ask":1412.8,"ask_size":1.0,"iv":0.5604,"open_interest":46.0,"volume":2.0,"delta":0.9971,"gamma":0.0,"vega":0.0924,"theta":0.0,"rho":1.4855,"theo":1408.6012,"change":52.58,"open":1456.78,"high":1456.78,"low":1456.78,"tick":"down","last_trade_price":1456.78,"last_trade_time":"2026-02-18T11:44:18","percent_change":3.74448,"prev_day_close":1428.04998779297},{"option":"SPXW260227P05450000","bid":0.4,"bid_size":182.0,"ask":0.6,"ask_size":187.0,"iv":0.5584,"open_interest":3144.0,"volume":0.0,"delta":-0.0028,"gamma":0.0,"vega":0.0922,"theta":-0.2358,"rho":-0.0052,"theo":0.4697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-17T15:29:04","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05460000","bid":1395.1,"bid_size":1.0,"ask":1402.8,"ask_size":1.0,"iv":0.555,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0941,"theta":0.0,"rho":1.4882,"theo":1398.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1418.45001220703},{"option":"SPXW260227P05460000","bid":0.4,"bid_size":186.0,"ask":0.6,"ask_size":186.0,"iv":0.5542,"open_interest":34.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.0941,"theta":-0.2395,"rho":-0.0053,"theo":0.4784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-09T15:22:49","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260227C05470000","bid":1385.1,"bid_size":1.0,"ask":1392.8,"ask_size":1.0,"iv":0.5497,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0959,"theta":0.0,"rho":1.4908,"theo":1388.6398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1408.84997558594},{"option":"SPXW260227P05470000","bid":0.45,"bid_size":87.0,"ask":0.6,"ask_size":210.0,"iv":0.5528,"open_interest":4013.0,"volume":5.0,"delta":-0.0029,"gamma":0.0,"vega":0.0959,"theta":-0.2427,"rho":-0.0054,"theo":0.4862,"change":-0.075,"open":0.7,"high":0.7,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:35:05","percent_change":-9.67742,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05475000","bid":1380.0,"bid_size":1.0,"ask":1387.8,"ask_size":1.0,"iv":0.5574,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.0968,"theta":0.0,"rho":1.4921,"theo":1383.6495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1402.64996337891},{"option":"SPXW260227P05475000","bid":0.45,"bid_size":152.0,"ask":0.6,"ask_size":184.0,"iv":0.5508,"open_interest":158.0,"volume":1.0,"delta":-0.003,"gamma":0.0,"vega":0.0968,"theta":-0.2444,"rho":-0.0055,"theo":0.4901,"change":-0.3,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T10:53:53","percent_change":-37.5,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05480000","bid":1375.0,"bid_size":1.0,"ask":1382.8,"ask_size":1.0,"iv":0.5548,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.0977,"theta":0.0,"rho":1.4934,"theo":1378.6593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1397.64996337891},{"option":"SPXW260227P05480000","bid":0.45,"bid_size":151.0,"ask":0.6,"ask_size":184.0,"iv":0.5488,"open_interest":144.0,"volume":0.0,"delta":-0.003,"gamma":0.0,"vega":0.0977,"theta":-0.246,"rho":-0.0055,"theo":0.4941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-17T09:37:28","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05490000","bid":1365.2,"bid_size":1.0,"ask":1372.9,"ask_size":1.0,"iv":0.5496,"open_interest":10.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.0995,"theta":0.0,"rho":1.496,"theo":1368.679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1428.15,"last_trade_time":"2025-12-22T13:32:36","percent_change":0.0,"prev_day_close":1388.84997558594},{"option":"SPXW260227P05490000","bid":0.45,"bid_size":179.0,"ask":0.65,"ask_size":182.0,"iv":0.5472,"open_interest":70.0,"volume":0.0,"delta":-0.0031,"gamma":0.0,"vega":0.0995,"theta":-0.2494,"rho":-0.0056,"theo":0.5023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-17T13:54:31","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05500000","bid":1358.2,"bid_size":1.0,"ask":1359.7,"ask_size":1.0,"iv":0.5491,"open_interest":7360.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.1014,"theta":0.0,"rho":1.4986,"theo":1358.6989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1302.25,"last_trade_time":"2026-02-13T09:42:30","percent_change":0.0,"prev_day_close":1379.0},{"option":"SPXW260227P05500000","bid":0.45,"bid_size":207.0,"ask":0.65,"ask_size":212.0,"iv":0.5434,"open_interest":4974.0,"volume":1.0,"delta":-0.0031,"gamma":0.0,"vega":0.1012,"theta":-0.2524,"rho":-0.0058,"theo":0.5096,"change":-0.275,"open":0.55,"high":0.55,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T14:21:46","percent_change":-33.3333,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05510000","bid":1345.2,"bid_size":1.0,"ask":1352.9,"ask_size":1.0,"iv":0.5391,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.1033,"theta":0.0,"rho":1.5012,"theo":1348.719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1368.14996337891},{"option":"SPXW260227P05510000","bid":0.5,"bid_size":60.0,"ask":0.65,"ask_size":182.0,"iv":0.5417,"open_interest":94.0,"volume":0.0,"delta":-0.0032,"gamma":0.0,"vega":0.1032,"theta":-0.2559,"rho":-0.0059,"theo":0.5182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-17T14:07:18","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260227C05520000","bid":1335.1,"bid_size":1.0,"ask":1342.9,"ask_size":1.0,"iv":0.5433,"open_interest":0.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.1053,"theta":0.0,"rho":1.5039,"theo":1338.7394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1358.0},{"option":"SPXW260227P05520000","bid":0.5,"bid_size":179.0,"ask":0.65,"ask_size":181.0,"iv":0.5377,"open_interest":85.0,"volume":50.0,"delta":-0.0032,"gamma":0.0,"vega":0.1051,"theta":-0.2595,"rho":-0.006,"theo":0.5269,"change":-0.15,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:37:32","percent_change":-17.6471,"prev_day_close":0.5},{"option":"SPXW260227C05525000","bid":1330.3,"bid_size":1.0,"ask":1337.9,"ask_size":1.0,"iv":0.5407,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.1063,"theta":0.0,"rho":1.5052,"theo":1333.7496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1352.69995117188},{"option":"SPXW260227P05525000","bid":0.5,"bid_size":178.0,"ask":0.65,"ask_size":151.0,"iv":0.5356,"open_interest":265.0,"volume":10.0,"delta":-0.0033,"gamma":0.0,"vega":0.1061,"theta":-0.2614,"rho":-0.0061,"theo":0.5314,"change":-0.175,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:35:00","percent_change":-20.0,"prev_day_close":0.5},{"option":"SPXW260227C05530000","bid":1325.3,"bid_size":1.0,"ask":1332.9,"ask_size":1.0,"iv":0.5382,"open_interest":1.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.1073,"theta":0.0,"rho":1.5065,"theo":1328.7599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1421.45,"last_trade_time":"2026-01-29T13:43:15","percent_change":0.0,"prev_day_close":1348.95001220703},{"option":"SPXW260227P05530000","bid":0.5,"bid_size":175.0,"ask":0.7,"ask_size":181.0,"iv":0.5359,"open_interest":62.0,"volume":20.0,"delta":-0.0033,"gamma":0.0,"vega":0.1071,"theta":-0.2632,"rho":-0.0061,"theo":0.5359,"change":-0.1,"open":0.7,"high":0.75,"low":0.7,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T09:35:15","percent_change":-11.7647,"prev_day_close":0.5},{"option":"SPXW260227C05540000","bid":1315.3,"bid_size":1.0,"ask":1323.0,"ask_size":1.0,"iv":0.5331,"open_interest":13.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.1094,"theta":0.0,"rho":1.5091,"theo":1318.7807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1338.95001220703},{"option":"SPXW260227P05540000","bid":0.5,"bid_size":175.0,"ask":0.7,"ask_size":181.0,"iv":0.5316,"open_interest":107.0,"volume":14.0,"delta":-0.0034,"gamma":0.0,"vega":0.1094,"theta":-0.2674,"rho":-0.0063,"theo":0.5463,"change":-0.275,"open":0.7,"high":0.7,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T10:31:35","percent_change":-31.4286,"prev_day_close":0.5},{"option":"SPXW260227C05550000","bid":1305.3,"bid_size":1.0,"ask":1313.0,"ask_size":1.0,"iv":0.528,"open_interest":6.0,"volume":2.0,"delta":0.9965,"gamma":0.0,"vega":0.1115,"theta":0.0,"rho":1.5117,"theo":1308.8017,"change":50.26,"open":1354.41,"high":1354.41,"low":1354.41,"tick":"down","last_trade_price":1354.41,"last_trade_time":"2026-02-18T11:51:45","percent_change":3.85385,"prev_day_close":1328.25},{"option":"SPXW260227P05550000","bid":0.55,"bid_size":60.0,"ask":0.7,"ask_size":180.0,"iv":0.5298,"open_interest":737.0,"volume":5.0,"delta":-0.0035,"gamma":0.0,"vega":0.1115,"theta":-0.2713,"rho":-0.0064,"theo":0.5558,"change":-0.3,"open":0.67,"high":0.67,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T13:52:48","percent_change":-33.3333,"prev_day_close":0.5},{"option":"SPXW260227C05560000","bid":1295.2,"bid_size":1.0,"ask":1303.0,"ask_size":1.0,"iv":0.5314,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.1136,"theta":0.0,"rho":1.5143,"theo":1298.823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1319.69995117188},{"option":"SPXW260227P05560000","bid":0.55,"bid_size":88.0,"ask":0.7,"ask_size":180.0,"iv":0.5257,"open_interest":130.0,"volume":0.0,"delta":-0.0035,"gamma":0.0,"vega":0.1136,"theta":-0.2752,"rho":-0.0065,"theo":0.5655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-17T14:06:37","percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260227C05570000","bid":1285.4,"bid_size":1.0,"ask":1293.1,"ask_size":1.0,"iv":0.5264,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.1159,"theta":0.0,"rho":1.5169,"theo":1288.8445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1308.84997558594},{"option":"SPXW260227P05570000","bid":0.55,"bid_size":145.0,"ask":0.7,"ask_size":91.0,"iv":0.5216,"open_interest":273.0,"volume":20.0,"delta":-0.0036,"gamma":0.0,"vega":0.1159,"theta":-0.2792,"rho":-0.0067,"theo":0.5755,"change":-0.225,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:54:56","percent_change":-24.3243,"prev_day_close":0.525000005960464},{"option":"SPXW260227C05575000","bid":1280.4,"bid_size":1.0,"ask":1288.1,"ask_size":1.0,"iv":0.5238,"open_interest":4.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.117,"theta":0.0,"rho":1.5182,"theo":1283.8554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1359.39,"last_trade_time":"2025-12-30T12:07:03","percent_change":0.0,"prev_day_close":1302.85003662109},{"option":"SPXW260227P05575000","bid":0.55,"bid_size":174.0,"ask":0.75,"ask_size":178.0,"iv":0.5218,"open_interest":307.0,"volume":11.0,"delta":-0.0037,"gamma":0.0,"vega":0.117,"theta":-0.2812,"rho":-0.0068,"theo":0.5805,"change":-0.275,"open":0.7,"high":0.7,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T10:13:39","percent_change":-29.7297,"prev_day_close":0.550000011920929},{"option":"SPXW260227C05580000","bid":1275.4,"bid_size":1.0,"ask":1283.1,"ask_size":1.0,"iv":0.5213,"open_interest":4.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.1181,"theta":0.0,"rho":1.5194,"theo":1278.8663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1354.51,"last_trade_time":"2025-12-30T12:07:03","percent_change":0.0,"prev_day_close":1299.04998779297},{"option":"SPXW260227P05580000","bid":0.55,"bid_size":173.0,"ask":0.75,"ask_size":179.0,"iv":0.5197,"open_interest":494.0,"volume":28.0,"delta":-0.0037,"gamma":0.0,"vega":0.1181,"theta":-0.2833,"rho":-0.0068,"theo":0.5857,"change":-0.35,"open":0.75,"high":0.75,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:31:49","percent_change":-36.8421,"prev_day_close":0.550000011920929},{"option":"SPXW260227C05590000","bid":1265.4,"bid_size":1.0,"ask":1273.1,"ask_size":1.0,"iv":0.5163,"open_interest":50.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.1204,"theta":0.0,"rho":1.522,"theo":1268.8883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1358.98,"last_trade_time":"2026-01-30T11:34:31","percent_change":0.0,"prev_day_close":1289.69995117188},{"option":"SPXW260227P05590000","bid":0.6,"bid_size":60.0,"ask":0.75,"ask_size":177.0,"iv":0.5177,"open_interest":136.0,"volume":52.0,"delta":-0.0038,"gamma":0.0,"vega":0.1204,"theta":-0.2875,"rho":-0.007,"theo":0.5962,"change":-0.25,"open":0.75,"high":0.75,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:46:34","percent_change":-26.3158,"prev_day_close":0.550000011920929},{"option":"SPXW260227C05600000","bid":1255.3,"bid_size":1.0,"ask":1263.1,"ask_size":1.0,"iv":0.5191,"open_interest":2.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.1228,"theta":0.0,"rho":1.5246,"theo":1258.9106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1290.08,"last_trade_time":"2025-12-01T10:20:45","percent_change":0.0,"prev_day_close":1278.79998779297},{"option":"SPXW260227P05600000","bid":0.6,"bid_size":142.0,"ask":0.75,"ask_size":110.0,"iv":0.5136,"open_interest":4619.0,"volume":50.0,"delta":-0.0039,"gamma":0.0,"vega":0.1228,"theta":-0.2917,"rho":-0.0071,"theo":0.6069,"change":-0.475,"open":0.75,"high":0.75,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:59:43","percent_change":-48.7179,"prev_day_close":0.550000011920929},{"option":"SPXW260227C05610000","bid":1245.5,"bid_size":1.0,"ask":1253.2,"ask_size":1.0,"iv":0.5142,"open_interest":0.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.1253,"theta":0.0,"rho":1.5272,"theo":1248.9332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1269.0},{"option":"SPXW260227P05610000","bid":0.6,"bid_size":171.0,"ask":0.8,"ask_size":176.0,"iv":0.5115,"open_interest":91.0,"volume":10.0,"delta":-0.004,"gamma":0.0,"vega":0.1253,"theta":-0.2961,"rho":-0.0073,"theo":0.618,"change":-0.25,"open":0.75,"high":0.75,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T09:42:57","percent_change":-25.0,"prev_day_close":0.550000011920929},{"option":"SPXW260227C05620000","bid":1235.5,"bid_size":1.0,"ask":1243.2,"ask_size":1.0,"iv":0.5092,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":0.1278,"theta":0.0,"rho":1.5298,"theo":1238.9561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1259.55004882812},{"option":"SPXW260227P05620000","bid":0.65,"bid_size":60.0,"ask":0.8,"ask_size":176.0,"iv":0.5093,"open_interest":79.0,"volume":3.0,"delta":-0.004,"gamma":0.0,"vega":0.1278,"theta":-0.3006,"rho":-0.0074,"theo":0.6293,"change":-0.35,"open":0.65,"high":0.65,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T10:24:16","percent_change":-35.0,"prev_day_close":0.574999988079071},{"option":"SPXW260227C05625000","bid":1230.5,"bid_size":1.0,"ask":1238.2,"ask_size":1.0,"iv":0.5067,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.1291,"theta":0.0,"rho":1.531,"theo":1233.9676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1253.25},{"option":"SPXW260227P05625000","bid":0.65,"bid_size":60.0,"ask":0.8,"ask_size":176.0,"iv":0.5072,"open_interest":232.0,"volume":0.0,"delta":-0.0041,"gamma":0.0,"vega":0.1291,"theta":-0.3028,"rho":-0.0075,"theo":0.6351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-17T14:07:18","percent_change":0.0,"prev_day_close":0.599999994039536},{"option":"SPXW260227C05630000","bid":1225.4,"bid_size":1.0,"ask":1233.2,"ask_size":1.0,"iv":0.5114,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.1304,"theta":0.0,"rho":1.5323,"theo":1228.9793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1249.0},{"option":"SPXW260227P05630000","bid":0.65,"bid_size":60.0,"ask":0.8,"ask_size":115.0,"iv":0.5052,"open_interest":18.0,"volume":10.0,"delta":-0.0041,"gamma":0.0,"vega":0.1304,"theta":-0.3051,"rho":-0.0076,"theo":0.6409,"change":-0.325,"open":0.75,"high":0.75,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T14:05:29","percent_change":-31.7073,"prev_day_close":0.599999994039536},{"option":"SPXW260227C05640000","bid":1215.6,"bid_size":1.0,"ask":1223.2,"ask_size":1.0,"iv":0.5065,"open_interest":0.0,"volume":0.0,"delta":0.9957,"gamma":0.0,"vega":0.133,"theta":0.0,"rho":1.5349,"theo":1219.0028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1239.60003662109},{"option":"SPXW260227P05640000","bid":0.65,"bid_size":87.0,"ask":0.8,"ask_size":88.0,"iv":0.5011,"open_interest":70.0,"volume":12.0,"delta":-0.0042,"gamma":0.0,"vega":0.133,"theta":-0.3098,"rho":-0.0078,"theo":0.6529,"change":-0.3,"open":0.75,"high":0.75,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T09:58:17","percent_change":-28.5714,"prev_day_close":0.599999994039536},{"option":"SPXW260227C05650000","bid":1205.6,"bid_size":1.0,"ask":1213.3,"ask_size":1.0,"iv":0.5016,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.1358,"theta":0.0,"rho":1.5375,"theo":1209.0266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1228.25},{"option":"SPXW260227P05650000","bid":0.7,"bid_size":60.0,"ask":0.85,"ask_size":199.0,"iv":0.5006,"open_interest":11624.0,"volume":39.0,"delta":-0.0043,"gamma":0.0,"vega":0.1358,"theta":-0.3146,"rho":-0.008,"theo":0.6652,"change":-0.35,"open":0.7,"high":0.85,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:31:53","percent_change":-33.3333,"prev_day_close":0.599999994039536},{"option":"SPXW260227C05660000","bid":1195.6,"bid_size":1.0,"ask":1203.3,"ask_size":1.0,"iv":0.4966,"open_interest":1.0,"volume":0.0,"delta":0.9955,"gamma":0.0,"vega":0.1386,"theta":0.0,"rho":1.54,"theo":1199.0507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1342.7,"last_trade_time":"2026-01-27T14:36:20","percent_change":0.0,"prev_day_close":1218.0},{"option":"SPXW260227P05660000","bid":0.7,"bid_size":60.0,"ask":0.85,"ask_size":173.0,"iv":0.4965,"open_interest":119.0,"volume":36.0,"delta":-0.0044,"gamma":0.0,"vega":0.1386,"theta":-0.3195,"rho":-0.0081,"theo":0.6778,"change":-0.375,"open":0.75,"high":0.8,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:32:56","percent_change":-34.8837,"prev_day_close":0.625},{"option":"SPXW260227C05670000","bid":1185.5,"bid_size":1.0,"ask":1193.3,"ask_size":1.0,"iv":0.4984,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.1416,"theta":0.0,"rho":1.5426,"theo":1189.0753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1208.95001220703},{"option":"SPXW260227P05670000","bid":0.7,"bid_size":107.0,"ask":0.9,"ask_size":174.0,"iv":0.4941,"open_interest":39.0,"volume":33.0,"delta":-0.0045,"gamma":0.0,"vega":0.1416,"theta":-0.3245,"rho":-0.0083,"theo":0.6907,"change":-0.3,"open":0.75,"high":0.8,"low":0.75,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:15:14","percent_change":-27.2727,"prev_day_close":0.625},{"option":"SPXW260227C05675000","bid":1180.7,"bid_size":1.0,"ask":1188.3,"ask_size":1.0,"iv":0.496,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.143,"theta":0.0,"rho":1.5438,"theo":1184.0876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1204.65002441406},{"option":"SPXW260227P05675000","bid":0.7,"bid_size":116.0,"ask":0.9,"ask_size":173.0,"iv":0.492,"open_interest":295.0,"volume":20.0,"delta":-0.0046,"gamma":0.0,"vega":0.143,"theta":-0.327,"rho":-0.0084,"theo":0.6974,"change":-0.4,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T10:28:02","percent_change":-36.3636,"prev_day_close":0.650000005960464},{"option":"SPXW260227C05680000","bid":1175.7,"bid_size":1.0,"ask":1183.3,"ask_size":1.0,"iv":0.4936,"open_interest":0.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.1446,"theta":0.0,"rho":1.5451,"theo":1179.1001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1198.79998779297},{"option":"SPXW260227P05680000","bid":0.75,"bid_size":60.0,"ask":0.9,"ask_size":173.0,"iv":0.4917,"open_interest":58.0,"volume":48.0,"delta":-0.0046,"gamma":0.0,"vega":0.1446,"theta":-0.3296,"rho":-0.0085,"theo":0.7041,"change":-0.35,"open":0.75,"high":0.75,"low":0.7,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:30:59","percent_change":-31.8182,"prev_day_close":0.650000005960464},{"option":"SPXW260227C05690000","bid":1165.7,"bid_size":1.0,"ask":1173.4,"ask_size":1.0,"iv":0.4887,"open_interest":0.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.1477,"theta":0.0,"rho":1.5476,"theo":1169.1254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1189.04998779297},{"option":"SPXW260227P05690000","bid":0.75,"bid_size":60.0,"ask":0.9,"ask_size":172.0,"iv":0.4875,"open_interest":194.0,"volume":43.0,"delta":-0.0047,"gamma":0.0,"vega":0.1477,"theta":-0.3348,"rho":-0.0087,"theo":0.7178,"change":-0.425,"open":0.75,"high":0.75,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:36:20","percent_change":-37.7778,"prev_day_close":0.650000005960464},{"option":"SPXW260227C05700000","bid":1158.6,"bid_size":1.0,"ask":1160.1,"ask_size":1.0,"iv":0.49,"open_interest":302.0,"volume":0.0,"delta":0.9951,"gamma":0.0,"vega":0.1509,"theta":0.0,"rho":1.5502,"theo":1159.1511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1303.01,"last_trade_time":"2026-01-27T14:36:20","percent_change":0.0,"prev_day_close":1179.5},{"option":"SPXW260227P05700000","bid":0.75,"bid_size":110.0,"ask":0.9,"ask_size":100.0,"iv":0.4834,"open_interest":3503.0,"volume":272.0,"delta":-0.0048,"gamma":0.0,"vega":0.1509,"theta":-0.3402,"rho":-0.0089,"theo":0.7319,"change":-0.075,"open":0.97,"high":0.97,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:37:04","percent_change":-11.1111,"prev_day_close":0.675000011920929},{"option":"SPXW260227C05710000","bid":1145.6,"bid_size":1.0,"ask":1153.4,"ask_size":1.0,"iv":0.4852,"open_interest":14.0,"volume":0.0,"delta":0.995,"gamma":0.0,"vega":0.1542,"theta":0.0,"rho":1.5527,"theo":1149.1772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1244.62,"last_trade_time":"2026-01-30T11:41:47","percent_change":0.0,"prev_day_close":1168.79998779297},{"option":"SPXW260227P05710000","bid":0.75,"bid_size":163.0,"ask":0.95,"ask_size":172.0,"iv":0.4809,"open_interest":263.0,"volume":20.0,"delta":-0.005,"gamma":0.0,"vega":0.1542,"theta":-0.3457,"rho":-0.0092,"theo":0.7465,"change":-0.375,"open":0.8,"high":0.8,"low":0.8,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T10:00:34","percent_change":-31.9149,"prev_day_close":0.675000011920929},{"option":"SPXW260227C05720000","bid":1135.8,"bid_size":1.0,"ask":1143.5,"ask_size":1.0,"iv":0.4803,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.1576,"theta":0.0,"rho":1.5552,"theo":1139.2037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1158.79998779297},{"option":"SPXW260227P05720000","bid":0.8,"bid_size":60.0,"ask":0.95,"ask_size":171.0,"iv":0.4783,"open_interest":50.0,"volume":0.0,"delta":-0.0051,"gamma":0.0,"vega":0.1576,"theta":-0.3514,"rho":-0.0094,"theo":0.7615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-13T14:09:17","percent_change":0.0,"prev_day_close":0.699999988079071},{"option":"SPXW260227C05725000","bid":1130.8,"bid_size":1.0,"ask":1138.5,"ask_size":1.0,"iv":0.4779,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.1593,"theta":0.0,"rho":1.5564,"theo":1134.2172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1153.09997558594},{"option":"SPXW260227P05725000","bid":0.8,"bid_size":114.0,"ask":0.95,"ask_size":188.0,"iv":0.4763,"open_interest":43959.0,"volume":22.0,"delta":-0.0052,"gamma":0.0,"vega":0.1593,"theta":-0.3542,"rho":-0.0095,"theo":0.7691,"change":-0.45,"open":0.85,"high":0.85,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:42:19","percent_change":-37.5,"prev_day_close":0.699999988079071},{"option":"SPXW260227C05730000","bid":1125.8,"bid_size":1.0,"ask":1133.5,"ask_size":1.0,"iv":0.4755,"open_interest":0.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.1611,"theta":0.0,"rho":1.5577,"theo":1129.2307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1149.45001220703},{"option":"SPXW260227P05730000","bid":0.8,"bid_size":105.0,"ask":1.0,"ask_size":168.0,"iv":0.4757,"open_interest":26.0,"volume":0.0,"delta":-0.0052,"gamma":0.0,"vega":0.1611,"theta":-0.3572,"rho":-0.0096,"theo":0.7769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-13T14:09:17","percent_change":0.0,"prev_day_close":0.724999994039536},{"option":"SPXW260227C05740000","bid":1115.7,"bid_size":1.0,"ask":1123.5,"ask_size":1.0,"iv":0.4764,"open_interest":0.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.1646,"theta":0.0,"rho":1.5602,"theo":1119.2582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1138.75},{"option":"SPXW260227P05740000","bid":0.8,"bid_size":164.0,"ask":1.0,"ask_size":168.0,"iv":0.4716,"open_interest":75.0,"volume":6.0,"delta":-0.0053,"gamma":0.0,"vega":0.1646,"theta":-0.3631,"rho":-0.0099,"theo":0.7928,"change":-0.475,"open":0.75,"high":0.75,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T11:07:53","percent_change":-38.7755,"prev_day_close":0.724999994039536},{"option":"SPXW260227C05750000","bid":1105.9,"bid_size":1.0,"ask":1113.5,"ask_size":1.0,"iv":0.4716,"open_interest":1.0,"volume":0.0,"delta":0.9945,"gamma":0.0,"vega":0.1683,"theta":0.0,"rho":1.5627,"theo":1109.2862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1050.46,"last_trade_time":"2026-02-17T09:55:25","percent_change":0.0,"prev_day_close":1129.25},{"option":"SPXW260227P05750000","bid":0.85,"bid_size":78.0,"ask":1.0,"ask_size":189.0,"iv":0.4689,"open_interest":1654.0,"volume":15.0,"delta":-0.0055,"gamma":0.0,"vega":0.1683,"theta":-0.3692,"rho":-0.0101,"theo":0.8093,"change":-0.5,"open":0.97,"high":0.97,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T13:01:22","percent_change":-40.0,"prev_day_close":0.75},{"option":"SPXW260227C05760000","bid":1095.9,"bid_size":1.0,"ask":1103.6,"ask_size":1.0,"iv":0.4668,"open_interest":0.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.1721,"theta":0.0,"rho":1.5651,"theo":1099.3147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1119.89996337891},{"option":"SPXW260227P05760000","bid":0.85,"bid_size":137.0,"ask":1.05,"ask_size":190.0,"iv":0.4662,"open_interest":2435.0,"volume":52.0,"delta":-0.0056,"gamma":0.0,"vega":0.1721,"theta":-0.3755,"rho":-0.0104,"theo":0.8263,"change":-0.525,"open":0.82,"high":0.83,"low":0.75,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:45:25","percent_change":-41.1765,"prev_day_close":0.75},{"option":"SPXW260227C05770000","bid":1085.9,"bid_size":1.0,"ask":1093.6,"ask_size":1.0,"iv":0.462,"open_interest":0.0,"volume":0.0,"delta":0.9942,"gamma":0.0,"vega":0.176,"theta":0.0,"rho":1.5676,"theo":1089.3438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.54998779297},{"option":"SPXW260227P05770000","bid":0.85,"bid_size":163.0,"ask":1.05,"ask_size":167.0,"iv":0.462,"open_interest":88.0,"volume":80.0,"delta":-0.0058,"gamma":0.0,"vega":0.176,"theta":-0.3819,"rho":-0.0106,"theo":0.8438,"change":-0.6,"open":0.85,"high":0.85,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:50:37","percent_change":-46.1538,"prev_day_close":0.775000005960464},{"option":"SPXW260227C05775000","bid":1080.8,"bid_size":1.0,"ask":1088.6,"ask_size":1.0,"iv":0.465,"open_interest":4.0,"volume":0.0,"delta":0.9941,"gamma":0.0,"vega":0.178,"theta":0.0,"rho":1.5688,"theo":1084.3585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1135.83,"last_trade_time":"2025-11-26T12:10:50","percent_change":0.0,"prev_day_close":1103.15002441406},{"option":"SPXW260227P05775000","bid":0.85,"bid_size":163.0,"ask":1.05,"ask_size":166.0,"iv":0.46,"open_interest":115.0,"volume":51.0,"delta":-0.0058,"gamma":0.0,"vega":0.178,"theta":-0.3852,"rho":-0.0108,"theo":0.8528,"change":-0.6,"open":0.9,"high":0.9,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:51:03","percent_change":-46.1538,"prev_day_close":0.775000005960464},{"option":"SPXW260227C05780000","bid":1075.8,"bid_size":1.0,"ask":1083.6,"ask_size":1.0,"iv":0.4627,"open_interest":3.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.18,"theta":0.0,"rho":1.5701,"theo":1079.3734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1131.18,"last_trade_time":"2025-11-26T12:10:50","percent_change":0.0,"prev_day_close":1099.94995117188},{"option":"SPXW260227P05780000","bid":0.9,"bid_size":79.0,"ask":1.05,"ask_size":111.0,"iv":0.4593,"open_interest":75.0,"volume":0.0,"delta":-0.0059,"gamma":0.0,"vega":0.18,"theta":-0.3885,"rho":-0.0109,"theo":0.8619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.87,"last_trade_time":"2026-02-17T10:43:04","percent_change":0.0,"prev_day_close":0.775000005960464},{"option":"SPXW260227C05790000","bid":1066.0,"bid_size":1.0,"ask":1073.7,"ask_size":1.0,"iv":0.4579,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":0.1841,"theta":-0.0001,"rho":1.5725,"theo":1069.4037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1090.19995117188},{"option":"SPXW260227P05790000","bid":0.9,"bid_size":164.0,"ask":1.1,"ask_size":166.0,"iv":0.4565,"open_interest":93.0,"volume":50.0,"delta":-0.006,"gamma":0.0,"vega":0.1841,"theta":-0.3953,"rho":-0.0112,"theo":0.8806,"change":-0.65,"open":0.75,"high":0.75,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:57:12","percent_change":-48.1481,"prev_day_close":0.800000011920929},{"option":"SPXW260227C05800000","bid":1056.0,"bid_size":1.0,"ask":1063.7,"ask_size":1.0,"iv":0.4531,"open_interest":3.0,"volume":0.0,"delta":0.9937,"gamma":0.0,"vega":0.1883,"theta":-0.0108,"rho":1.575,"theo":1059.4346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1183.38,"last_trade_time":"2026-01-27T09:45:30","percent_change":0.0,"prev_day_close":1080.25},{"option":"SPXW260227P05800000","bid":0.9,"bid_size":184.0,"ask":1.1,"ask_size":188.0,"iv":0.4523,"open_interest":8708.0,"volume":80.0,"delta":-0.0062,"gamma":0.0,"vega":0.1883,"theta":-0.4023,"rho":-0.0115,"theo":0.8999,"change":-0.7,"open":1.21,"high":1.21,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:58:57","percent_change":-50.0,"prev_day_close":0.800000011920929},{"option":"SPXW260227C05810000","bid":1045.9,"bid_size":1.0,"ask":1053.7,"ask_size":1.0,"iv":0.4534,"open_interest":2.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.1927,"theta":-0.0217,"rho":1.5774,"theo":1049.4661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1134.14,"last_trade_time":"2026-01-30T15:40:45","percent_change":0.0,"prev_day_close":1070.25},{"option":"SPXW260227P05810000","bid":0.95,"bid_size":113.0,"ask":1.1,"ask_size":110.0,"iv":0.4495,"open_interest":2668.0,"volume":65.0,"delta":-0.0064,"gamma":0.0,"vega":0.1927,"theta":-0.4095,"rho":-0.0118,"theo":0.9199,"change":-0.7,"open":0.92,"high":0.93,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:59:28","percent_change":-50.0,"prev_day_close":0.824999988079071},{"option":"SPXW260227C05820000","bid":1036.1,"bid_size":1.0,"ask":1043.8,"ask_size":1.0,"iv":0.4487,"open_interest":5.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.1972,"theta":-0.0328,"rho":1.5798,"theo":1039.4984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1134.36,"last_trade_time":"2026-01-22T12:44:54","percent_change":0.0,"prev_day_close":1059.10003662109},{"option":"SPXW260227P05820000","bid":0.95,"bid_size":162.0,"ask":1.15,"ask_size":166.0,"iv":0.4466,"open_interest":86.0,"volume":0.0,"delta":-0.0065,"gamma":0.0,"vega":0.1972,"theta":-0.4169,"rho":-0.0121,"theo":0.9406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-17T16:04:55","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260227C05825000","bid":1031.1,"bid_size":1.0,"ask":1038.8,"ask_size":1.0,"iv":0.4463,"open_interest":0.0,"volume":0.0,"delta":0.9933,"gamma":0.0,"vega":0.1994,"theta":-0.0385,"rho":1.581,"theo":1034.5147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1053.79998779297},{"option":"SPXW260227P05825000","bid":0.95,"bid_size":181.0,"ask":1.15,"ask_size":187.0,"iv":0.4445,"open_interest":44079.0,"volume":19.0,"delta":-0.0066,"gamma":0.0,"vega":0.1994,"theta":-0.4207,"rho":-0.0122,"theo":0.9512,"change":-0.1,"open":0.92,"high":0.98,"low":0.92,"tick":"no_change","last_trade_price":0.98,"last_trade_time":"2026-02-18T11:47:45","percent_change":-11.7647,"prev_day_close":0.849999994039536},{"option":"SPXW260227C05830000","bid":1026.1,"bid_size":1.0,"ask":1033.8,"ask_size":1.0,"iv":0.4439,"open_interest":1.0,"volume":0.0,"delta":0.9932,"gamma":0.0,"vega":0.2018,"theta":-0.0442,"rho":1.5822,"theo":1029.5313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1172.57,"last_trade_time":"2026-01-27T15:39:20","percent_change":0.0,"prev_day_close":1049.65002441406},{"option":"SPXW260227P05830000","bid":1.0,"bid_size":80.0,"ask":1.15,"ask_size":108.0,"iv":0.4437,"open_interest":28.0,"volume":0.0,"delta":-0.0067,"gamma":0.0,"vega":0.2018,"theta":-0.4246,"rho":-0.0124,"theo":0.962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-12T09:57:07","percent_change":0.0,"prev_day_close":0.849999994039536},{"option":"SPXW260227C05840000","bid":1016.0,"bid_size":1.0,"ask":1023.8,"ask_size":1.0,"iv":0.444,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":0.2066,"theta":-0.0557,"rho":1.5846,"theo":1019.565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1038.75},{"option":"SPXW260227P05840000","bid":1.0,"bid_size":161.0,"ask":1.2,"ask_size":164.0,"iv":0.4407,"open_interest":54.0,"volume":0.0,"delta":-0.0069,"gamma":0.0,"vega":0.2066,"theta":-0.4324,"rho":-0.0127,"theo":0.9842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-17T12:34:57","percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260227C05850000","bid":1006.2,"bid_size":1.0,"ask":1013.9,"ask_size":1.0,"iv":0.4392,"open_interest":2.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.2116,"theta":-0.0675,"rho":1.587,"theo":1009.5995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1006.17,"last_trade_time":"2025-11-17T12:09:02","percent_change":0.0,"prev_day_close":1028.59997558594},{"option":"SPXW260227P05850000","bid":1.0,"bid_size":192.0,"ask":1.2,"ask_size":160.0,"iv":0.4365,"open_interest":1406.0,"volume":81.0,"delta":-0.0071,"gamma":0.0,"vega":0.2116,"theta":-0.4405,"rho":-0.0131,"theo":1.0072,"change":-0.6,"open":0.98,"high":0.98,"low":0.9,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:41:44","percent_change":-40.0,"prev_day_close":0.875},{"option":"SPXW260227C05860000","bid":999.3,"bid_size":1.0,"ask":1000.5,"ask_size":1.0,"iv":0.4368,"open_interest":200.0,"volume":0.0,"delta":0.9927,"gamma":0.0,"vega":0.2168,"theta":-0.0795,"rho":1.5894,"theo":999.6349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1019.90002441406},{"option":"SPXW260227P05860000","bid":1.05,"bid_size":149.0,"ask":1.25,"ask_size":163.0,"iv":0.4347,"open_interest":142.0,"volume":0.0,"delta":-0.0073,"gamma":0.0,"vega":0.2168,"theta":-0.4488,"rho":-0.0134,"theo":1.0309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.15,"last_trade_time":"2026-02-17T11:24:37","percent_change":0.0,"prev_day_close":0.900000005960464},{"option":"SPXW260227C05870000","bid":986.1,"bid_size":1.0,"ask":993.9,"ask_size":1.0,"iv":0.4342,"open_interest":0.0,"volume":0.0,"delta":0.9925,"gamma":0.0,"vega":0.2221,"theta":-0.0918,"rho":1.5918,"theo":989.6711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1009.5},{"option":"SPXW260227P05870000","bid":1.05,"bid_size":170.0,"ask":1.25,"ask_size":108.0,"iv":0.4305,"open_interest":73.0,"volume":0.0,"delta":-0.0075,"gamma":0.0,"vega":0.2221,"theta":-0.4574,"rho":-0.0138,"theo":1.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.5,"last_trade_time":"2026-02-17T09:59:31","percent_change":0.0,"prev_day_close":0.925000011920929},{"option":"SPXW260227C05875000","bid":981.3,"bid_size":1.0,"ask":988.9,"ask_size":1.0,"iv":0.4319,"open_interest":1.0,"volume":0.0,"delta":0.9924,"gamma":0.0,"vega":0.2249,"theta":-0.098,"rho":1.5929,"theo":984.6895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1078.94,"last_trade_time":"2026-01-29T12:23:32","percent_change":0.0,"prev_day_close":1003.39999389648},{"option":"SPXW260227P05875000","bid":1.1,"bid_size":103.0,"ask":1.25,"ask_size":105.0,"iv":0.4295,"open_interest":354.0,"volume":3.0,"delta":-0.0076,"gamma":0.0,"vega":0.2249,"theta":-0.4618,"rho":-0.014,"theo":1.0683,"change":-0.675,"open":0.95,"high":0.95,"low":0.9,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:47:38","percent_change":-42.8571,"prev_day_close":0.949999988079071},{"option":"SPXW260227C05880000","bid":976.3,"bid_size":1.0,"ask":984.0,"ask_size":1.0,"iv":0.4295,"open_interest":0.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.2277,"theta":-0.1043,"rho":1.5941,"theo":979.7082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1000.25},{"option":"SPXW260227P05880000","bid":1.1,"bid_size":150.0,"ask":1.3,"ask_size":159.0,"iv":0.4285,"open_interest":121.0,"volume":1.0,"delta":-0.0077,"gamma":0.0,"vega":0.2277,"theta":-0.4663,"rho":-0.0142,"theo":1.0812,"change":-0.65,"open":0.95,"high":0.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T11:07:12","percent_change":-40.625,"prev_day_close":0.925000011920929},{"option":"SPXW260227C05890000","bid":966.3,"bid_size":3.0,"ask":973.9,"ask_size":2.0,"iv":0.431,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.2335,"theta":-0.1172,"rho":1.5964,"theo":969.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":989.850006103516},{"option":"SPXW260227P05890000","bid":1.1,"bid_size":168.0,"ask":1.3,"ask_size":137.0,"iv":0.4244,"open_interest":89.0,"volume":9.0,"delta":-0.0079,"gamma":0.0,"vega":0.2335,"theta":-0.4754,"rho":-0.0146,"theo":1.1078,"change":-0.475,"open":1.15,"high":1.15,"low":1.15,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-18T09:58:27","percent_change":-29.2308,"prev_day_close":0.949999988079071},{"option":"SPXW260227C05900000","bid":956.6,"bid_size":2.0,"ask":963.3,"ask_size":2.0,"iv":0.4243,"open_interest":3.0,"volume":0.0,"delta":0.9918,"gamma":0.0,"vega":0.2395,"theta":-0.1303,"rho":1.5987,"theo":959.7856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1090.35,"last_trade_time":"2026-02-02T11:22:59","percent_change":0.0,"prev_day_close":979.549987792969},{"option":"SPXW260227P05900000","bid":1.15,"bid_size":168.0,"ask":1.35,"ask_size":181.0,"iv":0.4223,"open_interest":3889.0,"volume":0.0,"delta":-0.0081,"gamma":0.0,"vega":0.2395,"theta":-0.4849,"rho":-0.015,"theo":1.1354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.6,"last_trade_time":"2026-02-17T14:32:15","percent_change":0.0,"prev_day_close":0.974999964237213},{"option":"SPXW260227C05910000","bid":946.8,"bid_size":2.0,"ask":953.3,"ask_size":2.0,"iv":0.4236,"open_interest":35.0,"volume":0.0,"delta":0.9916,"gamma":0.0,"vega":0.2458,"theta":-0.1438,"rho":1.601,"theo":949.8258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1047.48,"last_trade_time":"2026-01-30T11:47:08","percent_change":0.0,"prev_day_close":969.75},{"option":"SPXW260227P05910000","bid":1.2,"bid_size":79.0,"ask":1.35,"ask_size":106.0,"iv":0.4191,"open_interest":69.0,"volume":0.0,"delta":-0.0084,"gamma":0.0,"vega":0.2458,"theta":-0.4946,"rho":-0.0155,"theo":1.1642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-17T14:59:27","percent_change":0.0,"prev_day_close":0.974999964237213},{"option":"SPXW260227C05920000","bid":936.3,"bid_size":3.0,"ask":943.3,"ask_size":2.0,"iv":0.4086,"open_interest":5.0,"volume":0.0,"delta":0.9913,"gamma":0.0,"vega":0.2522,"theta":-0.1575,"rho":1.6033,"theo":939.8673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1007.33,"last_trade_time":"2026-01-23T13:00:06","percent_change":0.0,"prev_day_close":959.0},{"option":"SPXW260227P05920000","bid":1.2,"bid_size":156.0,"ask":1.4,"ask_size":158.0,"iv":0.4159,"open_interest":61.0,"volume":2.0,"delta":-0.0086,"gamma":0.0,"vega":0.2522,"theta":-0.5047,"rho":-0.016,"theo":1.1941,"change":-0.8,"open":0.95,"high":0.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:57:55","percent_change":-45.7143,"prev_day_close":1.02500000596046},{"option":"SPXW260227C05925000","bid":931.7,"bid_size":2.0,"ask":938.3,"ask_size":2.0,"iv":0.4146,"open_interest":4.0,"volume":0.0,"delta":0.9912,"gamma":0.0001,"vega":0.2555,"theta":-0.1646,"rho":1.6044,"theo":934.8885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1005.18,"last_trade_time":"2026-02-03T12:16:38","percent_change":0.0,"prev_day_close":955.599975585938},{"option":"SPXW260227P05925000","bid":1.2,"bid_size":185.0,"ask":1.4,"ask_size":147.0,"iv":0.4138,"open_interest":7116.0,"volume":69.0,"delta":-0.0087,"gamma":0.0001,"vega":0.2555,"theta":-0.5099,"rho":-0.0162,"theo":1.2095,"change":-0.775,"open":1.3,"high":1.3,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:47:16","percent_change":-43.662,"prev_day_close":1.05000001192093},{"option":"SPXW260227C05930000","bid":926.5,"bid_size":1.0,"ask":933.4,"ask_size":2.0,"iv":0.4082,"open_interest":5.0,"volume":0.0,"delta":0.9911,"gamma":0.0001,"vega":0.2589,"theta":-0.1717,"rho":1.6056,"theo":929.91,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":949.949981689453},{"option":"SPXW260227P05930000","bid":1.25,"bid_size":146.0,"ask":1.4,"ask_size":104.0,"iv":0.4127,"open_interest":99.0,"volume":10.0,"delta":-0.0089,"gamma":0.0001,"vega":0.2589,"theta":-0.5151,"rho":-0.0164,"theo":1.2252,"change":-0.725,"open":1.25,"high":1.25,"low":1.05,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:44:29","percent_change":-40.8451,"prev_day_close":1.02500000596046},{"option":"SPXW260227C05940000","bid":916.5,"bid_size":2.0,"ask":923.4,"ask_size":3.0,"iv":0.4036,"open_interest":0.0,"volume":0.0,"delta":0.9908,"gamma":0.0001,"vega":0.2658,"theta":-0.1862,"rho":1.6078,"theo":919.9539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.75},{"option":"SPXW260227P05940000","bid":1.25,"bid_size":154.0,"ask":1.45,"ask_size":103.0,"iv":0.4094,"open_interest":160.0,"volume":10.0,"delta":-0.0091,"gamma":0.0001,"vega":0.2658,"theta":-0.5259,"rho":-0.0169,"theo":1.2576,"change":-0.825,"open":1.05,"high":1.05,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:50:42","percent_change":-45.2055,"prev_day_close":1.07499998807907},{"option":"SPXW260227C05950000","bid":906.6,"bid_size":2.0,"ask":913.5,"ask_size":3.0,"iv":0.403,"open_interest":1.0,"volume":0.0,"delta":0.9905,"gamma":0.0001,"vega":0.2729,"theta":-0.201,"rho":1.61,"theo":909.9993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":974.92,"last_trade_time":"2025-12-08T12:50:28","percent_change":0.0,"prev_day_close":930.199981689453},{"option":"SPXW260227P05950000","bid":1.3,"bid_size":172.0,"ask":1.5,"ask_size":175.0,"iv":0.4071,"open_interest":2240.0,"volume":11.0,"delta":-0.0094,"gamma":0.0001,"vega":0.2729,"theta":-0.5371,"rho":-0.0175,"theo":1.2914,"change":-0.445,"open":1.12,"high":1.43,"low":1.12,"tick":"up","last_trade_price":1.43,"last_trade_time":"2026-02-18T14:43:53","percent_change":-23.7333,"prev_day_close":1.07499998807907},{"option":"SPXW260227C05960000","bid":896.9,"bid_size":3.0,"ask":903.5,"ask_size":3.0,"iv":0.4057,"open_interest":4.0,"volume":0.0,"delta":0.9902,"gamma":0.0001,"vega":0.2803,"theta":-0.2163,"rho":1.6122,"theo":900.0461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1015.12,"last_trade_time":"2026-01-26T11:36:45","percent_change":0.0,"prev_day_close":920.25},{"option":"SPXW260227P05960000","bid":1.35,"bid_size":120.0,"ask":1.5,"ask_size":102.0,"iv":0.4037,"open_interest":48.0,"volume":3.0,"delta":-0.0097,"gamma":0.0001,"vega":0.2803,"theta":-0.5487,"rho":-0.018,"theo":1.3267,"change":-0.8,"open":1.1,"high":1.1,"low":1.1,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:46:01","percent_change":-42.1053,"prev_day_close":1.125},{"option":"SPXW260227C05970000","bid":889.6,"bid_size":1.0,"ask":890.9,"ask_size":1.0,"iv":0.4011,"open_interest":429.0,"volume":0.0,"delta":0.9899,"gamma":0.0001,"vega":0.2879,"theta":-0.2319,"rho":1.6143,"theo":890.0944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1036.39,"last_trade_time":"2026-01-27T11:46:50","percent_change":0.0,"prev_day_close":910.600006103516},{"option":"SPXW260227P05970000","bid":1.35,"bid_size":152.0,"ask":1.55,"ask_size":57.0,"iv":0.4004,"open_interest":56.0,"volume":0.0,"delta":-0.01,"gamma":0.0001,"vega":0.2879,"theta":-0.5606,"rho":-0.0186,"theo":1.3634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-13T16:02:50","percent_change":0.0,"prev_day_close":1.125},{"option":"SPXW260227C05975000","bid":882.2,"bid_size":3.0,"ask":888.6,"ask_size":3.0,"iv":0.4055,"open_interest":14.0,"volume":0.0,"delta":0.9898,"gamma":0.0001,"vega":0.2918,"theta":-0.2399,"rho":1.6154,"theo":885.1191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":855.2,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":905.049987792969},{"option":"SPXW260227P05975000","bid":1.4,"bid_size":159.0,"ask":1.55,"ask_size":71.0,"iv":0.3992,"open_interest":7196.0,"volume":4.0,"delta":-0.0102,"gamma":0.0001,"vega":0.2918,"theta":-0.5668,"rho":-0.0189,"theo":1.3824,"change":-0.575,"open":1.15,"high":1.4,"low":1.15,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T15:21:04","percent_change":-29.1139,"prev_day_close":1.125},{"option":"SPXW260227C05980000","bid":876.7,"bid_size":2.0,"ask":883.6,"ask_size":3.0,"iv":0.3928,"open_interest":9.0,"volume":0.0,"delta":0.9896,"gamma":0.0001,"vega":0.2958,"theta":-0.248,"rho":1.6165,"theo":880.1443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":900.350006103516},{"option":"SPXW260227P05980000","bid":1.4,"bid_size":143.0,"ask":1.6,"ask_size":153.0,"iv":0.3979,"open_interest":185.0,"volume":1.0,"delta":-0.0103,"gamma":0.0001,"vega":0.2958,"theta":-0.573,"rho":-0.0192,"theo":1.4018,"change":-0.65,"open":1.35,"high":1.35,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:33:08","percent_change":-32.5,"prev_day_close":1.15000003576279},{"option":"SPXW260227C05990000","bid":866.6,"bid_size":4.0,"ask":873.6,"ask_size":3.0,"iv":0.3882,"open_interest":15.0,"volume":0.0,"delta":0.9893,"gamma":0.0001,"vega":0.3039,"theta":-0.2646,"rho":1.6186,"theo":870.1959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":960.63,"last_trade_time":"2026-01-30T11:52:47","percent_change":0.0,"prev_day_close":890.449981689453},{"option":"SPXW260227P05990000","bid":1.45,"bid_size":151.0,"ask":1.65,"ask_size":152.0,"iv":0.3953,"open_interest":346.0,"volume":250.0,"delta":-0.0107,"gamma":0.0001,"vega":0.3039,"theta":-0.5859,"rho":-0.0198,"theo":1.4418,"change":-0.75,"open":1.3,"high":1.3,"low":1.3,"tick":"no_change","last_trade_price":1.3,"last_trade_time":"2026-02-18T10:29:12","percent_change":-36.5854,"prev_day_close":1.17500001192093},{"option":"SPXW260227C06000000","bid":859.9,"bid_size":1.0,"ask":861.0,"ask_size":1.0,"iv":0.3938,"open_interest":6798.0,"volume":0.0,"delta":0.9889,"gamma":0.0001,"vega":0.3124,"theta":-0.2816,"rho":1.6207,"theo":860.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":898.14,"last_trade_time":"2026-02-04T12:19:42","percent_change":0.0,"prev_day_close":880.300018310547},{"option":"SPXW260227P06000000","bid":1.5,"bid_size":134.0,"ask":1.65,"ask_size":113.0,"iv":0.3919,"open_interest":12901.0,"volume":103.0,"delta":-0.011,"gamma":0.0001,"vega":0.3124,"theta":-0.5992,"rho":-0.0204,"theo":1.4836,"change":0.45,"open":1.49,"high":1.49,"low":1.09,"tick":"down","last_trade_price":1.09,"last_trade_time":"2026-02-18T15:56:19","percent_change":37.5,"prev_day_close":1.19999998807907},{"option":"SPXW260227C06010000","bid":846.8,"bid_size":3.0,"ask":853.7,"ask_size":3.0,"iv":0.3842,"open_interest":3.0,"volume":0.0,"delta":0.9886,"gamma":0.0001,"vega":0.3213,"theta":-0.2991,"rho":1.6228,"theo":850.3043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":983.41,"last_trade_time":"2026-01-28T12:43:03","percent_change":0.0,"prev_day_close":870.5},{"option":"SPXW260227P06010000","bid":1.5,"bid_size":150.0,"ask":1.7,"ask_size":128.0,"iv":0.3884,"open_interest":194.0,"volume":0.0,"delta":-0.0114,"gamma":0.0001,"vega":0.3213,"theta":-0.613,"rho":-0.0211,"theo":1.5272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.7,"last_trade_time":"2026-02-17T09:47:09","percent_change":0.0,"prev_day_close":1.22499996423721},{"option":"SPXW260227C06020000","bid":836.9,"bid_size":2.0,"ask":843.8,"ask_size":3.0,"iv":0.3812,"open_interest":0.0,"volume":0.0,"delta":0.9882,"gamma":0.0001,"vega":0.3305,"theta":-0.317,"rho":1.6248,"theo":840.3614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":860.75},{"option":"SPXW260227P06020000","bid":1.55,"bid_size":148.0,"ask":1.75,"ask_size":97.0,"iv":0.3857,"open_interest":213.0,"volume":0.0,"delta":-0.0118,"gamma":0.0001,"vega":0.3305,"theta":-0.6273,"rho":-0.0218,"theo":1.5728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4.8,"last_trade_time":"2026-02-17T10:03:10","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260227C06025000","bid":831.9,"bid_size":4.0,"ask":838.8,"ask_size":3.0,"iv":0.3806,"open_interest":3.0,"volume":0.0,"delta":0.988,"gamma":0.0001,"vega":0.3352,"theta":-0.3262,"rho":1.6258,"theo":835.3908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":972.29,"last_trade_time":"2026-01-15T09:54:46","percent_change":0.0,"prev_day_close":855.399993896484},{"option":"SPXW260227P06025000","bid":1.6,"bid_size":132.0,"ask":1.8,"ask_size":165.0,"iv":0.3851,"open_interest":1250.0,"volume":1.0,"delta":-0.0119,"gamma":0.0001,"vega":0.3352,"theta":-0.6346,"rho":-0.0222,"theo":1.5963,"change":-0.625,"open":1.6,"high":1.6,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:24:31","percent_change":-28.0899,"prev_day_close":1.27500003576279},{"option":"SPXW260227C06030000","bid":826.9,"bid_size":3.0,"ask":833.8,"ask_size":3.0,"iv":0.3782,"open_interest":0.0,"volume":0.0,"delta":0.9878,"gamma":0.0001,"vega":0.3401,"theta":-0.3355,"rho":1.6268,"theo":830.4206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":850.549987792969},{"option":"SPXW260227P06030000","bid":1.6,"bid_size":140.0,"ask":1.8,"ask_size":148.0,"iv":0.383,"open_interest":123.0,"volume":0.0,"delta":-0.0121,"gamma":0.0001,"vega":0.3401,"theta":-0.6421,"rho":-0.0225,"theo":1.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.18,"last_trade_time":"2026-02-17T15:29:11","percent_change":0.0,"prev_day_close":1.30000001192093},{"option":"SPXW260227C06040000","bid":817.0,"bid_size":4.0,"ask":823.9,"ask_size":3.0,"iv":0.3768,"open_interest":2.0,"volume":0.0,"delta":0.9874,"gamma":0.0001,"vega":0.3502,"theta":-0.3546,"rho":1.6288,"theo":820.4819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":924.3,"last_trade_time":"2026-01-30T14:10:46","percent_change":0.0,"prev_day_close":840.75},{"option":"SPXW260227P06040000","bid":1.65,"bid_size":139.0,"ask":1.85,"ask_size":147.0,"iv":0.3801,"open_interest":230.0,"volume":0.0,"delta":-0.0126,"gamma":0.0001,"vega":0.3502,"theta":-0.6574,"rho":-0.0233,"theo":1.6701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.21,"last_trade_time":"2026-02-17T15:29:11","percent_change":0.0,"prev_day_close":1.32499998807907},{"option":"SPXW260227C06050000","bid":807.1,"bid_size":2.0,"ask":813.9,"ask_size":3.0,"iv":0.3721,"open_interest":161.0,"volume":0.0,"delta":0.987,"gamma":0.0001,"vega":0.3607,"theta":-0.3742,"rho":1.6307,"theo":810.5455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":912.74,"last_trade_time":"2026-02-12T10:17:14","percent_change":0.0,"prev_day_close":830.599975585938},{"option":"SPXW260227P06050000","bid":1.7,"bid_size":152.0,"ask":1.9,"ask_size":161.0,"iv":0.3773,"open_interest":2229.0,"volume":59.0,"delta":-0.013,"gamma":0.0001,"vega":0.3607,"theta":-0.6733,"rho":-0.0241,"theo":1.7222,"change":-1.16,"open":1.52,"high":1.78,"low":1.24,"tick":"down","last_trade_price":1.24,"last_trade_time":"2026-02-18T15:56:19","percent_change":-48.3333,"prev_day_close":1.375},{"option":"SPXW260227C06060000","bid":797.1,"bid_size":3.0,"ask":804.0,"ask_size":3.0,"iv":0.3705,"open_interest":0.0,"volume":0.0,"delta":0.9865,"gamma":0.0001,"vega":0.3717,"theta":-0.3944,"rho":1.6326,"theo":800.6116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.649993896484},{"option":"SPXW260227P06060000","bid":1.75,"bid_size":136.0,"ask":1.95,"ask_size":146.0,"iv":0.3744,"open_interest":195.0,"volume":0.0,"delta":-0.0134,"gamma":0.0001,"vega":0.3717,"theta":-0.6899,"rho":-0.0249,"theo":1.7767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.67,"last_trade_time":"2026-02-13T15:32:22","percent_change":0.0,"prev_day_close":1.40000003576279},{"option":"SPXW260227C06070000","bid":787.2,"bid_size":2.0,"ask":794.1,"ask_size":3.0,"iv":0.3673,"open_interest":0.0,"volume":0.0,"delta":0.986,"gamma":0.0001,"vega":0.3831,"theta":-0.4152,"rho":1.6344,"theo":790.6803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":811.099975585938},{"option":"SPXW260227P06070000","bid":1.8,"bid_size":137.0,"ask":2.0,"ask_size":145.0,"iv":0.3714,"open_interest":270.0,"volume":0.0,"delta":-0.0139,"gamma":0.0001,"vega":0.3831,"theta":-0.707,"rho":-0.0258,"theo":1.8339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.82,"last_trade_time":"2026-02-13T15:32:22","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260227C06075000","bid":782.2,"bid_size":4.0,"ask":789.1,"ask_size":3.0,"iv":0.3664,"open_interest":0.0,"volume":0.0,"delta":0.9858,"gamma":0.0001,"vega":0.3889,"theta":-0.4259,"rho":1.6353,"theo":785.7156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":805.950012207031},{"option":"SPXW260227P06075000","bid":1.85,"bid_size":124.0,"ask":2.05,"ask_size":145.0,"iv":0.3706,"open_interest":195.0,"volume":0.0,"delta":-0.0142,"gamma":0.0001,"vega":0.3889,"theta":-0.7158,"rho":-0.0263,"theo":1.8634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.7,"last_trade_time":"2026-02-13T13:10:36","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260227C06080000","bid":777.2,"bid_size":3.0,"ask":784.1,"ask_size":3.0,"iv":0.3641,"open_interest":10.0,"volume":0.0,"delta":0.9855,"gamma":0.0001,"vega":0.3949,"theta":-0.4367,"rho":1.6362,"theo":780.7517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":912.35,"last_trade_time":"2026-02-02T11:22:59","percent_change":0.0,"prev_day_close":800.949981689453},{"option":"SPXW260227P06080000","bid":1.85,"bid_size":145.0,"ask":2.05,"ask_size":124.0,"iv":0.3684,"open_interest":211.0,"volume":1.0,"delta":-0.0144,"gamma":0.0001,"vega":0.3949,"theta":-0.7248,"rho":-0.0268,"theo":1.8937,"change":-1.25,"open":1.35,"high":1.35,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T15:57:06","percent_change":-48.0769,"prev_day_close":1.47499996423721},{"option":"SPXW260227C06090000","bid":767.3,"bid_size":4.0,"ask":774.1,"ask_size":3.0,"iv":0.3608,"open_interest":0.0,"volume":0.0,"delta":0.985,"gamma":0.0001,"vega":0.4072,"theta":-0.4589,"rho":1.638,"theo":770.826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":791.100006103516},{"option":"SPXW260227P06090000","bid":1.9,"bid_size":136.0,"ask":2.1,"ask_size":123.0,"iv":0.3653,"open_interest":172.0,"volume":2.0,"delta":-0.0149,"gamma":0.0001,"vega":0.4072,"theta":-0.7433,"rho":-0.0278,"theo":1.9565,"change":-0.675,"open":2.0,"high":2.0,"low":2.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T09:54:45","percent_change":-25.2336,"prev_day_close":1.52500003576279},{"option":"SPXW260227C06100000","bid":757.4,"bid_size":4.0,"ask":764.3,"ask_size":3.0,"iv":0.3602,"open_interest":29.0,"volume":0.0,"delta":0.9845,"gamma":0.0001,"vega":0.4199,"theta":-0.4818,"rho":1.6397,"theo":760.9034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":756.22,"last_trade_time":"2026-02-13T15:12:41","percent_change":0.0,"prev_day_close":781.0},{"option":"SPXW260227P06100000","bid":2.0,"bid_size":73.0,"ask":2.2,"ask_size":165.0,"iv":0.3635,"open_interest":4435.0,"volume":1779.0,"delta":-0.0155,"gamma":0.0001,"vega":0.4199,"theta":-0.7625,"rho":-0.0288,"theo":2.0224,"change":-1.36,"open":2.06,"high":2.1,"low":1.39,"tick":"down","last_trade_price":1.39,"last_trade_time":"2026-02-18T15:56:19","percent_change":-49.4545,"prev_day_close":1.57499998807907},{"option":"SPXW260227C06110000","bid":747.5,"bid_size":4.0,"ask":754.3,"ask_size":3.0,"iv":0.3568,"open_interest":0.0,"volume":0.0,"delta":0.9839,"gamma":0.0001,"vega":0.433,"theta":-0.5054,"rho":1.6413,"theo":750.9841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.25},{"option":"SPXW260227P06110000","bid":2.05,"bid_size":110.0,"ask":2.25,"ask_size":150.0,"iv":0.3603,"open_interest":124.0,"volume":0.0,"delta":-0.016,"gamma":0.0001,"vega":0.433,"theta":-0.7824,"rho":-0.0299,"theo":2.0915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.95,"last_trade_time":"2026-02-17T13:47:44","percent_change":0.0,"prev_day_close":1.65000003576279},{"option":"SPXW260227C06115000","bid":742.5,"bid_size":2.0,"ask":750.2,"ask_size":2.0,"iv":0.3581,"open_interest":3.0,"volume":0.0,"delta":0.9836,"gamma":0.0001,"vega":0.4398,"theta":-0.5176,"rho":1.6422,"theo":746.0257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":877.8,"last_trade_time":"2026-02-02T11:22:45","percent_change":0.0,"prev_day_close":767.300018310547},{"option":"SPXW260227P06115000","bid":2.1,"bid_size":73.0,"ask":2.3,"ask_size":113.0,"iv":0.3593,"open_interest":99.0,"volume":5.0,"delta":-0.0163,"gamma":0.0001,"vega":0.4398,"theta":-0.7927,"rho":-0.0304,"theo":2.1273,"change":-0.725,"open":2.15,"high":2.15,"low":2.15,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-18T15:16:23","percent_change":-25.2174,"prev_day_close":1.65000003576279},{"option":"SPXW260227C06120000","bid":737.6,"bid_size":3.0,"ask":744.4,"ask_size":3.0,"iv":0.3546,"open_interest":2.0,"volume":0.0,"delta":0.9833,"gamma":0.0001,"vega":0.4466,"theta":-0.5299,"rho":1.643,"theo":741.0682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":801.98,"last_trade_time":"2025-12-01T09:38:26","percent_change":0.0,"prev_day_close":761.0},{"option":"SPXW260227P06120000","bid":2.1,"bid_size":133.0,"ask":2.3,"ask_size":141.0,"iv":0.3571,"open_interest":363.0,"volume":5.0,"delta":-0.0166,"gamma":0.0001,"vega":0.4466,"theta":-0.8031,"rho":-0.031,"theo":2.164,"change":-1.055,"open":1.87,"high":1.87,"low":1.87,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-18T14:16:54","percent_change":-36.0684,"prev_day_close":1.67500001192093},{"option":"SPXW260227C06125000","bid":733.3,"bid_size":2.0,"ask":739.4,"ask_size":4.0,"iv":0.3603,"open_interest":0.0,"volume":0.0,"delta":0.983,"gamma":0.0001,"vega":0.4537,"theta":-0.5424,"rho":1.6437,"theo":736.1116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":756.299987792969},{"option":"SPXW260227P06125000","bid":2.15,"bid_size":72.0,"ask":2.35,"ask_size":145.0,"iv":0.356,"open_interest":489.0,"volume":10.0,"delta":-0.017,"gamma":0.0001,"vega":0.4537,"theta":-0.8138,"rho":-0.0316,"theo":2.2016,"change":-1.08,"open":1.87,"high":1.87,"low":1.87,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-18T10:01:59","percent_change":-36.6102,"prev_day_close":1.69999998807907},{"option":"SPXW260227C06130000","bid":728.8,"bid_size":2.0,"ask":734.5,"ask_size":4.0,"iv":0.3643,"open_interest":0.0,"volume":0.0,"delta":0.9827,"gamma":0.0001,"vega":0.4608,"theta":-0.5551,"rho":1.6445,"theo":731.1558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.299987792969},{"option":"SPXW260227P06130000","bid":2.2,"bid_size":73.0,"ask":2.4,"ask_size":150.0,"iv":0.355,"open_interest":37.0,"volume":2.0,"delta":-0.0173,"gamma":0.0001,"vega":0.4608,"theta":-0.8247,"rho":-0.0322,"theo":2.2402,"change":-0.825,"open":2.2,"high":2.2,"low":2.2,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-18T15:16:23","percent_change":-27.2727,"prev_day_close":1.75},{"option":"SPXW260227C06135000","bid":723.4,"bid_size":2.0,"ask":730.1,"ask_size":2.0,"iv":0.3639,"open_interest":7.0,"volume":3.0,"delta":0.9823,"gamma":0.0001,"vega":0.4681,"theta":-0.568,"rho":1.6453,"theo":726.2011,"change":45.8,"open":769.0,"high":769.0,"low":769.0,"tick":"down","last_trade_price":769.0,"last_trade_time":"2026-02-18T10:21:16","percent_change":6.33297,"prev_day_close":747.299987792969},{"option":"SPXW260227P06135000","bid":2.25,"bid_size":54.0,"ask":2.45,"ask_size":113.0,"iv":0.3539,"open_interest":18.0,"volume":0.0,"delta":-0.0176,"gamma":0.0001,"vega":0.4681,"theta":-0.8357,"rho":-0.0328,"theo":2.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-13T14:09:17","percent_change":0.0,"prev_day_close":1.75},{"option":"SPXW260227C06140000","bid":717.7,"bid_size":5.0,"ask":724.6,"ask_size":4.0,"iv":0.3488,"open_interest":1.0,"volume":0.0,"delta":0.982,"gamma":0.0001,"vega":0.4756,"theta":-0.5811,"rho":1.646,"theo":721.2473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":821.99,"last_trade_time":"2025-12-29T09:51:02","percent_change":0.0,"prev_day_close":741.349975585938},{"option":"SPXW260227P06140000","bid":2.25,"bid_size":71.0,"ask":2.45,"ask_size":139.0,"iv":0.3516,"open_interest":102.0,"volume":0.0,"delta":-0.0179,"gamma":0.0001,"vega":0.4756,"theta":-0.847,"rho":-0.0334,"theo":2.3201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-17T16:04:18","percent_change":0.0,"prev_day_close":1.80000001192093},{"option":"SPXW260227C06145000","bid":713.5,"bid_size":2.0,"ask":720.1,"ask_size":2.0,"iv":0.3601,"open_interest":1.0,"volume":0.0,"delta":0.9817,"gamma":0.0001,"vega":0.4833,"theta":-0.5945,"rho":1.6468,"theo":716.2945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":802.11,"last_trade_time":"2025-11-28T12:02:43","percent_change":0.0,"prev_day_close":737.350006103516},{"option":"SPXW260227P06145000","bid":2.3,"bid_size":71.0,"ask":2.5,"ask_size":111.0,"iv":0.3505,"open_interest":36.0,"volume":1.0,"delta":-0.0183,"gamma":0.0001,"vega":0.4833,"theta":-0.8585,"rho":-0.034,"theo":2.3615,"change":-0.73,"open":2.42,"high":2.42,"low":2.42,"tick":"down","last_trade_price":2.42,"last_trade_time":"2026-02-18T09:43:59","percent_change":-23.1746,"prev_day_close":1.82499998807907},{"option":"SPXW260227C06150000","bid":707.8,"bid_size":5.0,"ask":714.6,"ask_size":4.0,"iv":0.3452,"open_interest":10.0,"volume":0.0,"delta":0.9813,"gamma":0.0001,"vega":0.4911,"theta":-0.608,"rho":1.6475,"theo":711.3428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":653.62,"last_trade_time":"2026-02-17T10:50:56","percent_change":0.0,"prev_day_close":731.399993896484},{"option":"SPXW260227P06150000","bid":2.35,"bid_size":53.0,"ask":2.55,"ask_size":152.0,"iv":0.3494,"open_interest":4631.0,"volume":103.0,"delta":-0.0186,"gamma":0.0001,"vega":0.4911,"theta":-0.8702,"rho":-0.0347,"theo":2.404,"change":-1.45,"open":2.69,"high":2.69,"low":1.7,"tick":"up","last_trade_price":1.75,"last_trade_time":"2026-02-18T16:00:52","percent_change":-45.3125,"prev_day_close":1.84999996423721},{"option":"SPXW260227C06155000","bid":703.6,"bid_size":2.0,"ask":710.2,"ask_size":2.0,"iv":0.3572,"open_interest":0.0,"volume":0.0,"delta":0.981,"gamma":0.0001,"vega":0.4991,"theta":-0.6218,"rho":1.6482,"theo":706.3921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":727.449981689453},{"option":"SPXW260227P06155000","bid":2.4,"bid_size":53.0,"ask":2.6,"ask_size":118.0,"iv":0.3482,"open_interest":50.0,"volume":1.0,"delta":-0.019,"gamma":0.0001,"vega":0.4991,"theta":-0.8822,"rho":-0.0353,"theo":2.4475,"change":-1.31,"open":2.27,"high":2.27,"low":2.27,"tick":"down","last_trade_price":2.27,"last_trade_time":"2026-02-18T09:57:17","percent_change":-40.3077,"prev_day_close":1.875},{"option":"SPXW260227C06160000","bid":697.9,"bid_size":5.0,"ask":704.7,"ask_size":4.0,"iv":0.3427,"open_interest":1.0,"volume":0.0,"delta":0.9806,"gamma":0.0001,"vega":0.5073,"theta":-0.6358,"rho":1.6489,"theo":701.4425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":695.03,"last_trade_time":"2026-02-17T15:47:24","percent_change":0.0,"prev_day_close":721.5},{"option":"SPXW260227P06160000","bid":2.45,"bid_size":53.0,"ask":2.6,"ask_size":84.0,"iv":0.3465,"open_interest":183.0,"volume":0.0,"delta":-0.0194,"gamma":0.0001,"vega":0.5073,"theta":-0.8943,"rho":-0.036,"theo":2.4922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.55,"last_trade_time":"2026-02-17T10:49:40","percent_change":0.0,"prev_day_close":1.90000003576279},{"option":"SPXW260227C06165000","bid":692.8,"bid_size":3.0,"ask":700.3,"ask_size":2.0,"iv":0.3456,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0001,"vega":0.5158,"theta":-0.6501,"rho":1.6495,"theo":696.4941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.5},{"option":"SPXW260227P06165000","bid":2.45,"bid_size":71.0,"ask":2.65,"ask_size":35.0,"iv":0.3447,"open_interest":47.0,"volume":0.0,"delta":-0.0197,"gamma":0.0001,"vega":0.5158,"theta":-0.9067,"rho":-0.0367,"theo":2.5379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.9,"last_trade_time":"2026-02-17T14:47:25","percent_change":0.0,"prev_day_close":1.92500001192093},{"option":"SPXW260227C06170000","bid":688.7,"bid_size":2.0,"ask":694.8,"ask_size":4.0,"iv":0.3472,"open_interest":3.0,"volume":0.0,"delta":0.9798,"gamma":0.0001,"vega":0.5244,"theta":-0.6646,"rho":1.6502,"theo":691.5468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":793.49,"last_trade_time":"2025-12-29T09:51:02","percent_change":0.0,"prev_day_close":711.449981689453},{"option":"SPXW260227P06170000","bid":2.5,"bid_size":70.0,"ask":2.7,"ask_size":144.0,"iv":0.3435,"open_interest":90.0,"volume":0.0,"delta":-0.0201,"gamma":0.0001,"vega":0.5244,"theta":-0.9194,"rho":-0.0374,"theo":2.5849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.95,"last_trade_time":"2026-02-17T14:47:25","percent_change":0.0,"prev_day_close":1.97499996423721},{"option":"SPXW260227C06175000","bid":683.1,"bid_size":4.0,"ask":689.9,"ask_size":4.0,"iv":0.3399,"open_interest":8.0,"volume":0.0,"delta":0.9794,"gamma":0.0001,"vega":0.5332,"theta":-0.6793,"rho":1.6508,"theo":686.6007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":650.82,"last_trade_time":"2026-02-17T11:05:26","percent_change":0.0,"prev_day_close":707.449981689453},{"option":"SPXW260227P06175000","bid":2.55,"bid_size":81.0,"ask":2.75,"ask_size":151.0,"iv":0.3423,"open_interest":7738.0,"volume":49.0,"delta":-0.0205,"gamma":0.0001,"vega":0.5332,"theta":-0.9323,"rho":-0.0382,"theo":2.633,"change":-1.6,"open":2.87,"high":2.87,"low":1.85,"tick":"up","last_trade_price":1.9,"last_trade_time":"2026-02-18T12:47:31","percent_change":-45.7143,"prev_day_close":2.0},{"option":"SPXW260227C06180000","bid":678.8,"bid_size":2.0,"ask":684.9,"ask_size":4.0,"iv":0.3444,"open_interest":140.0,"volume":0.0,"delta":0.979,"gamma":0.0001,"vega":0.5422,"theta":-0.6943,"rho":1.6514,"theo":681.6559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":763.18,"last_trade_time":"2025-11-26T13:07:17","percent_change":0.0,"prev_day_close":702.350006103516},{"option":"SPXW260227P06180000","bid":2.6,"bid_size":70.0,"ask":2.8,"ask_size":139.0,"iv":0.341,"open_interest":55.0,"volume":7.0,"delta":-0.0209,"gamma":0.0001,"vega":0.5422,"theta":-0.9454,"rho":-0.039,"theo":2.6824,"change":-1.55,"open":2.48,"high":2.48,"low":1.95,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-18T15:47:07","percent_change":-44.2857,"prev_day_close":2.02499997615814},{"option":"SPXW260227C06185000","bid":673.4,"bid_size":2.0,"ask":680.5,"ask_size":2.0,"iv":0.3438,"open_interest":5.0,"volume":0.0,"delta":0.9786,"gamma":0.0001,"vega":0.5514,"theta":-0.7096,"rho":1.652,"theo":676.7123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":620.62,"last_trade_time":"2026-02-17T09:56:24","percent_change":0.0,"prev_day_close":697.100006103516},{"option":"SPXW260227P06185000","bid":2.65,"bid_size":52.0,"ask":2.85,"ask_size":105.0,"iv":0.3397,"open_interest":44.0,"volume":11.0,"delta":-0.0213,"gamma":0.0001,"vega":0.5514,"theta":-0.9588,"rho":-0.0398,"theo":2.7331,"change":-1.65,"open":2.3,"high":2.3,"low":1.95,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-18T15:55:35","percent_change":-45.8333,"prev_day_close":2.10000002384186},{"option":"SPXW260227C06190000","bid":669.4,"bid_size":2.0,"ask":675.1,"ask_size":4.0,"iv":0.3467,"open_interest":1.0,"volume":0.0,"delta":0.9782,"gamma":0.0001,"vega":0.5608,"theta":-0.7251,"rho":1.6525,"theo":671.7702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":600.0,"last_trade_time":"2025-11-18T10:02:49","percent_change":0.0,"prev_day_close":691.850006103516},{"option":"SPXW260227P06190000","bid":2.7,"bid_size":68.0,"ask":2.9,"ask_size":148.0,"iv":0.3384,"open_interest":2645.0,"volume":8.0,"delta":-0.0218,"gamma":0.0001,"vega":0.5608,"theta":-0.9725,"rho":-0.0406,"theo":2.7852,"change":-1.6,"open":2.1,"high":2.3,"low":2.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T15:47:39","percent_change":-44.4444,"prev_day_close":2.125},{"option":"SPXW260227C06195000","bid":664.3,"bid_size":2.0,"ask":670.6,"ask_size":2.0,"iv":0.3477,"open_interest":5.0,"volume":0.0,"delta":0.9777,"gamma":0.0001,"vega":0.5704,"theta":-0.7409,"rho":1.6531,"theo":666.8294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":610.62,"last_trade_time":"2026-02-17T09:56:24","percent_change":0.0,"prev_day_close":687.400024414062},{"option":"SPXW260227P06195000","bid":2.75,"bid_size":51.0,"ask":2.95,"ask_size":107.0,"iv":0.337,"open_interest":163.0,"volume":7.0,"delta":-0.0222,"gamma":0.0001,"vega":0.5704,"theta":-0.9864,"rho":-0.0414,"theo":2.8386,"change":-1.53,"open":2.17,"high":2.17,"low":2.17,"tick":"no_change","last_trade_price":2.17,"last_trade_time":"2026-02-18T10:38:58","percent_change":-41.3513,"prev_day_close":2.14999997615814},{"option":"SPXW260227C06200000","bid":658.4,"bid_size":4.0,"ask":665.1,"ask_size":4.0,"iv":0.333,"open_interest":22.0,"volume":0.0,"delta":0.9773,"gamma":0.0001,"vega":0.5802,"theta":-0.757,"rho":1.6536,"theo":661.89,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":626.34,"last_trade_time":"2026-02-17T11:05:26","percent_change":0.0,"prev_day_close":681.75},{"option":"SPXW260227P06200000","bid":2.8,"bid_size":68.0,"ask":3.0,"ask_size":145.0,"iv":0.3357,"open_interest":13613.0,"volume":501.0,"delta":-0.0226,"gamma":0.0001,"vega":0.5802,"theta":-1.0007,"rho":-0.0423,"theo":2.8935,"change":-1.61,"open":3.08,"high":3.08,"low":1.95,"tick":"no_change","last_trade_price":2.11,"last_trade_time":"2026-02-18T16:11:07","percent_change":-42.3684,"prev_day_close":2.17499995231628},{"option":"SPXW260227C06205000","bid":654.1,"bid_size":2.0,"ask":660.7,"ask_size":2.0,"iv":0.342,"open_interest":4.0,"volume":0.0,"delta":0.9768,"gamma":0.0002,"vega":0.5901,"theta":-0.7733,"rho":1.654,"theo":656.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":731.2,"last_trade_time":"2026-02-03T12:16:38","percent_change":0.0,"prev_day_close":677.599975585938},{"option":"SPXW260227P06205000","bid":2.85,"bid_size":51.0,"ask":3.1,"ask_size":117.0,"iv":0.3348,"open_interest":57.0,"volume":2.0,"delta":-0.0231,"gamma":0.0002,"vega":0.5901,"theta":-1.0152,"rho":-0.0431,"theo":2.9498,"change":-1.38,"open":3.45,"high":3.45,"low":2.42,"tick":"down","last_trade_price":2.42,"last_trade_time":"2026-02-18T14:21:28","percent_change":-36.3158,"prev_day_close":2.22500002384186},{"option":"SPXW260227C06210000","bid":648.5,"bid_size":4.0,"ask":655.2,"ask_size":4.0,"iv":0.3301,"open_interest":5.0,"volume":0.0,"delta":0.9764,"gamma":0.0002,"vega":0.6002,"theta":-0.79,"rho":1.6545,"theo":652.0158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":730.91,"last_trade_time":"2025-11-10T12:23:25","percent_change":0.0,"prev_day_close":672.349975585938},{"option":"SPXW260227P06210000","bid":2.9,"bid_size":67.0,"ask":3.1,"ask_size":89.0,"iv":0.3329,"open_interest":134.0,"volume":1.0,"delta":-0.0236,"gamma":0.0002,"vega":0.6002,"theta":-1.03,"rho":-0.044,"theo":3.0077,"change":-1.65,"open":2.25,"high":2.25,"low":2.25,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T10:51:53","percent_change":-42.3077,"prev_day_close":2.27499997615814},{"option":"SPXW260227C06215000","bid":643.7,"bid_size":2.0,"ask":650.9,"ask_size":2.0,"iv":0.3355,"open_interest":0.0,"volume":0.0,"delta":0.9759,"gamma":0.0002,"vega":0.6105,"theta":-0.8069,"rho":1.655,"theo":647.081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":668.049987792969},{"option":"SPXW260227P06215000","bid":2.95,"bid_size":50.0,"ask":3.2,"ask_size":116.0,"iv":0.332,"open_interest":71.0,"volume":22.0,"delta":-0.0241,"gamma":0.0002,"vega":0.6105,"theta":-1.0451,"rho":-0.045,"theo":3.0671,"change":-1.75,"open":2.65,"high":3.0,"low":2.05,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T15:44:06","percent_change":-43.75,"prev_day_close":2.32500004768372},{"option":"SPXW260227C06220000","bid":638.6,"bid_size":4.0,"ask":645.3,"ask_size":4.0,"iv":0.3271,"open_interest":4.0,"volume":0.0,"delta":0.9754,"gamma":0.0002,"vega":0.621,"theta":-0.8242,"rho":1.6554,"theo":642.1478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":733.58,"last_trade_time":"2026-01-05T15:47:08","percent_change":0.0,"prev_day_close":662.550018310547},{"option":"SPXW260227P06220000","bid":3.0,"bid_size":67.0,"ask":3.2,"ask_size":70.0,"iv":0.3301,"open_interest":265.0,"volume":20.0,"delta":-0.0246,"gamma":0.0002,"vega":0.621,"theta":-1.0605,"rho":-0.0459,"theo":3.1282,"change":-1.75,"open":2.25,"high":2.25,"low":2.25,"tick":"no_change","last_trade_price":2.25,"last_trade_time":"2026-02-18T10:48:56","percent_change":-43.75,"prev_day_close":2.375},{"option":"SPXW260227C06225000","bid":633.7,"bid_size":4.0,"ask":640.4,"ask_size":4.0,"iv":0.3265,"open_interest":12.0,"volume":5.0,"delta":0.9748,"gamma":0.0002,"vega":0.6317,"theta":-0.8418,"rho":1.6558,"theo":637.2164,"change":36.17,"open":669.07,"high":669.07,"low":669.07,"tick":"no_change","last_trade_price":669.07,"last_trade_time":"2026-02-18T14:11:13","percent_change":5.71496,"prev_day_close":656.699981689453},{"option":"SPXW260227P06225000","bid":3.1,"bid_size":49.0,"ask":3.3,"ask_size":137.0,"iv":0.3295,"open_interest":758.0,"volume":234.0,"delta":-0.0251,"gamma":0.0002,"vega":0.6317,"theta":-1.0763,"rho":-0.0469,"theo":3.191,"change":-1.2,"open":3.3,"high":3.3,"low":2.2,"tick":"up","last_trade_price":2.9,"last_trade_time":"2026-02-18T14:36:08","percent_change":-29.2683,"prev_day_close":2.39999997615814},{"option":"SPXW260227C06230000","bid":628.8,"bid_size":4.0,"ask":635.5,"ask_size":4.0,"iv":0.3258,"open_interest":8.0,"volume":0.0,"delta":0.9743,"gamma":0.0002,"vega":0.6426,"theta":-0.8597,"rho":1.6562,"theo":632.2866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":771.31,"last_trade_time":"2026-01-28T15:34:33","percent_change":0.0,"prev_day_close":652.649993896484},{"option":"SPXW260227P06230000","bid":3.1,"bid_size":99.0,"ask":3.4,"ask_size":143.0,"iv":0.328,"open_interest":204.0,"volume":12.0,"delta":-0.0256,"gamma":0.0002,"vega":0.6426,"theta":-1.0923,"rho":-0.0479,"theo":3.2554,"change":-1.95,"open":2.28,"high":3.2,"low":2.25,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T15:55:13","percent_change":-46.4286,"prev_day_close":2.45000004768372},{"option":"SPXW260227C06235000","bid":624.3,"bid_size":2.0,"ask":631.1,"ask_size":2.0,"iv":0.3322,"open_interest":5.0,"volume":0.0,"delta":0.9738,"gamma":0.0002,"vega":0.6537,"theta":-0.8779,"rho":1.6565,"theo":627.3586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":719.93,"last_trade_time":"2025-12-23T09:46:38","percent_change":0.0,"prev_day_close":647.949981689453},{"option":"SPXW260227P06235000","bid":3.2,"bid_size":49.0,"ask":3.4,"ask_size":36.0,"iv":0.3265,"open_interest":66.0,"volume":1.0,"delta":-0.0262,"gamma":0.0002,"vega":0.6537,"theta":-1.1087,"rho":-0.0489,"theo":3.3217,"change":-2.0,"open":2.25,"high":2.25,"low":2.25,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T15:54:51","percent_change":-47.0588,"prev_day_close":2.5},{"option":"SPXW260227C06240000","bid":618.9,"bid_size":4.0,"ask":625.6,"ask_size":4.0,"iv":0.3227,"open_interest":52.0,"volume":0.0,"delta":0.9732,"gamma":0.0002,"vega":0.665,"theta":-0.8964,"rho":1.6568,"theo":622.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":716.38,"last_trade_time":"2026-01-30T11:56:43","percent_change":0.0,"prev_day_close":642.75},{"option":"SPXW260227P06240000","bid":3.2,"bid_size":116.0,"ask":3.5,"ask_size":135.0,"iv":0.325,"open_interest":172.0,"volume":1.0,"delta":-0.0267,"gamma":0.0002,"vega":0.665,"theta":-1.1254,"rho":-0.0499,"theo":3.3897,"change":-1.85,"open":2.45,"high":2.45,"low":2.45,"tick":"down","last_trade_price":2.45,"last_trade_time":"2026-02-18T10:40:32","percent_change":-43.0233,"prev_day_close":2.52499997615814},{"option":"SPXW260227C06245000","bid":614.1,"bid_size":2.0,"ask":621.3,"ask_size":2.0,"iv":0.3273,"open_interest":0.0,"volume":0.0,"delta":0.9727,"gamma":0.0002,"vega":0.6766,"theta":-0.9153,"rho":1.6572,"theo":617.5081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.149993896484},{"option":"SPXW260227P06245000","bid":3.3,"bid_size":77.0,"ask":3.6,"ask_size":132.0,"iv":0.3242,"open_interest":3632.0,"volume":0.0,"delta":-0.0273,"gamma":0.0002,"vega":0.6766,"theta":-1.1424,"rho":-0.051,"theo":3.4596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.18,"last_trade_time":"2026-02-17T09:59:07","percent_change":0.0,"prev_day_close":2.60000002384186},{"option":"SPXW260227C06250000","bid":609.0,"bid_size":4.0,"ask":615.7,"ask_size":4.0,"iv":0.3195,"open_interest":39.0,"volume":5.0,"delta":0.9721,"gamma":0.0002,"vega":0.6885,"theta":-0.9346,"rho":1.6574,"theo":612.5858,"change":35.93,"open":644.43,"high":644.43,"low":644.43,"tick":"no_change","last_trade_price":644.43,"last_trade_time":"2026-02-18T14:11:13","percent_change":5.90468,"prev_day_close":632.0},{"option":"SPXW260227P06250000","bid":3.4,"bid_size":52.0,"ask":3.6,"ask_size":83.0,"iv":0.3227,"open_interest":7904.0,"volume":2189.0,"delta":-0.0279,"gamma":0.0002,"vega":0.6885,"theta":-1.1598,"rho":-0.0521,"theo":3.5315,"change":-2.05,"open":4.0,"high":4.0,"low":2.4,"tick":"up","last_trade_price":2.45,"last_trade_time":"2026-02-18T15:55:28","percent_change":-45.5556,"prev_day_close":2.64999997615814},{"option":"SPXW260227C06255000","bid":604.7,"bid_size":2.0,"ask":611.4,"ask_size":2.0,"iv":0.3276,"open_interest":1.0,"volume":0.0,"delta":0.9715,"gamma":0.0002,"vega":0.7006,"theta":-0.9541,"rho":1.6577,"theo":607.6654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":658.74,"last_trade_time":"2025-12-15T15:42:14","percent_change":0.0,"prev_day_close":627.799987792969},{"option":"SPXW260227P06255000","bid":3.4,"bid_size":82.0,"ask":3.7,"ask_size":101.0,"iv":0.3211,"open_interest":60.0,"volume":11.0,"delta":-0.0285,"gamma":0.0002,"vega":0.7006,"theta":-1.1776,"rho":-0.0532,"theo":3.6053,"change":-2.05,"open":3.1,"high":3.1,"low":2.55,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-02-18T12:10:51","percent_change":-44.5652,"prev_day_close":2.72500002384186},{"option":"SPXW260227C06260000","bid":599.9,"bid_size":2.0,"ask":605.9,"ask_size":4.0,"iv":0.323,"open_interest":0.0,"volume":0.0,"delta":0.9709,"gamma":0.0002,"vega":0.7131,"theta":-0.9741,"rho":1.6579,"theo":602.7471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":623.149993896484},{"option":"SPXW260227P06260000","bid":3.5,"bid_size":105.0,"ask":3.8,"ask_size":137.0,"iv":0.3203,"open_interest":362.0,"volume":102.0,"delta":-0.0291,"gamma":0.0002,"vega":0.7131,"theta":-1.1957,"rho":-0.0543,"theo":3.6813,"change":-1.86,"open":3.1,"high":3.1,"low":2.79,"tick":"no_change","last_trade_price":2.79,"last_trade_time":"2026-02-18T15:45:11","percent_change":-40.0,"prev_day_close":2.77499997615814},{"option":"SPXW260227C06265000","bid":594.4,"bid_size":2.0,"ask":601.6,"ask_size":2.0,"iv":0.322,"open_interest":0.0,"volume":0.0,"delta":0.9702,"gamma":0.0002,"vega":0.7259,"theta":-0.9944,"rho":1.6581,"theo":597.8309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":618.049987792969},{"option":"SPXW260227P06265000","bid":3.6,"bid_size":62.0,"ask":3.8,"ask_size":32.0,"iv":0.3187,"open_interest":104.0,"volume":2.0,"delta":-0.0297,"gamma":0.0002,"vega":0.7259,"theta":-1.2141,"rho":-0.0555,"theo":3.7593,"change":-2.2,"open":2.55,"high":2.55,"low":2.55,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-02-18T10:58:36","percent_change":-46.3158,"prev_day_close":2.82500004768372},{"option":"SPXW260227C06270000","bid":589.4,"bid_size":4.0,"ask":596.1,"ask_size":4.0,"iv":0.3159,"open_interest":1.0,"volume":0.0,"delta":0.9696,"gamma":0.0002,"vega":0.739,"theta":-1.0151,"rho":1.6582,"theo":592.9169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":581.81,"last_trade_time":"2025-09-16T10:06:31","percent_change":0.0,"prev_day_close":613.299987792969},{"option":"SPXW260227P06270000","bid":3.7,"bid_size":46.0,"ask":3.9,"ask_size":72.0,"iv":0.3178,"open_interest":432.0,"volume":6.0,"delta":-0.0304,"gamma":0.0002,"vega":0.739,"theta":-1.233,"rho":-0.0567,"theo":3.8396,"change":-1.95,"open":3.1,"high":3.1,"low":2.8,"tick":"up","last_trade_price":2.9,"last_trade_time":"2026-02-18T13:33:56","percent_change":-40.2062,"prev_day_close":2.875},{"option":"SPXW260227C06275000","bid":584.5,"bid_size":4.0,"ask":591.2,"ask_size":4.0,"iv":0.315,"open_interest":3.0,"volume":0.0,"delta":0.9689,"gamma":0.0002,"vega":0.7524,"theta":-1.0361,"rho":1.6584,"theo":588.0053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":611.38,"last_trade_time":"2025-10-17T14:53:37","percent_change":0.0,"prev_day_close":607.5},{"option":"SPXW260227P06275000","bid":3.7,"bid_size":132.0,"ask":4.0,"ask_size":139.0,"iv":0.3161,"open_interest":967.0,"volume":49.0,"delta":-0.031,"gamma":0.0002,"vega":0.7524,"theta":-1.2522,"rho":-0.058,"theo":3.9221,"change":0.65,"open":3.1,"high":3.1,"low":2.75,"tick":"down","last_trade_price":2.96,"last_trade_time":"2026-02-18T15:45:06","percent_change":22.0339,"prev_day_close":2.95000004768372},{"option":"SPXW260227C06280000","bid":579.6,"bid_size":4.0,"ask":586.3,"ask_size":4.0,"iv":0.3139,"open_interest":2.0,"volume":0.0,"delta":0.9682,"gamma":0.0002,"vega":0.7662,"theta":-1.0576,"rho":1.6584,"theo":583.096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":712.25,"last_trade_time":"2026-02-02T11:47:04","percent_change":0.0,"prev_day_close":603.349975585938},{"option":"SPXW260227P06280000","bid":3.8,"bid_size":91.0,"ask":4.1,"ask_size":131.0,"iv":0.3152,"open_interest":516.0,"volume":0.0,"delta":-0.0317,"gamma":0.0002,"vega":0.7662,"theta":-1.2718,"rho":-0.0593,"theo":4.0071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":11.5,"last_trade_time":"2026-02-13T10:23:14","percent_change":0.0,"prev_day_close":3.02499997615814},{"option":"SPXW260227C06285000","bid":575.2,"bid_size":2.0,"ask":581.9,"ask_size":2.0,"iv":0.3195,"open_interest":0.0,"volume":0.0,"delta":0.9675,"gamma":0.0002,"vega":0.7803,"theta":-1.0795,"rho":1.6585,"theo":578.1892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.450012207031},{"option":"SPXW260227P06285000","bid":3.9,"bid_size":60.0,"ask":4.2,"ask_size":121.0,"iv":0.3142,"open_interest":175.0,"volume":1.0,"delta":-0.0324,"gamma":0.0002,"vega":0.7803,"theta":-1.2918,"rho":-0.0606,"theo":4.0945,"change":-2.42,"open":2.73,"high":2.73,"low":2.73,"tick":"down","last_trade_price":2.73,"last_trade_time":"2026-02-18T10:55:58","percent_change":-46.9903,"prev_day_close":3.10000002384186},{"option":"SPXW260227C06290000","bid":569.7,"bid_size":4.0,"ask":576.4,"ask_size":4.0,"iv":0.3104,"open_interest":1.0,"volume":0.0,"delta":0.9668,"gamma":0.0002,"vega":0.7947,"theta":-1.1018,"rho":1.6584,"theo":573.2849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":605.75,"last_trade_time":"2025-09-24T10:39:51","percent_change":0.0,"prev_day_close":592.700012207031},{"option":"SPXW260227P06290000","bid":4.0,"bid_size":59.0,"ask":4.2,"ask_size":16.0,"iv":0.3132,"open_interest":232.0,"volume":3.0,"delta":-0.0331,"gamma":0.0002,"vega":0.7947,"theta":-1.3122,"rho":-0.062,"theo":4.1845,"change":-2.4,"open":2.9,"high":2.9,"low":2.85,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-18T15:53:30","percent_change":-45.7143,"prev_day_close":3.10000002384186},{"option":"SPXW260227C06295000","bid":564.6,"bid_size":3.0,"ask":572.1,"ask_size":2.0,"iv":0.312,"open_interest":0.0,"volume":0.0,"delta":0.966,"gamma":0.0002,"vega":0.8094,"theta":-1.1245,"rho":1.6584,"theo":568.3834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.75},{"option":"SPXW260227P06295000","bid":4.1,"bid_size":44.0,"ask":4.3,"ask_size":16.0,"iv":0.3114,"open_interest":171.0,"volume":3.0,"delta":-0.0339,"gamma":0.0002,"vega":0.8094,"theta":-1.3331,"rho":-0.0634,"theo":4.2771,"change":-2.45,"open":4.8,"high":4.8,"low":2.9,"tick":"down","last_trade_price":2.9,"last_trade_time":"2026-02-18T10:53:47","percent_change":-45.7944,"prev_day_close":3.19999992847443},{"option":"SPXW260227C06300000","bid":559.9,"bid_size":4.0,"ask":566.5,"ask_size":4.0,"iv":0.3076,"open_interest":199.0,"volume":0.0,"delta":0.9653,"gamma":0.0002,"vega":0.8244,"theta":-1.1476,"rho":1.6583,"theo":563.4846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":564.91,"last_trade_time":"2026-02-17T15:07:48","percent_change":0.0,"prev_day_close":583.099975585938},{"option":"SPXW260227P06300000","bid":4.2,"bid_size":52.0,"ask":4.4,"ask_size":65.0,"iv":0.3103,"open_interest":12130.0,"volume":1097.0,"delta":-0.0346,"gamma":0.0002,"vega":0.8244,"theta":-1.3544,"rho":-0.0649,"theo":4.3726,"change":1.0,"open":4.2,"high":4.5,"low":2.85,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-18T16:10:10","percent_change":30.303,"prev_day_close":3.30000007152557},{"option":"SPXW260227C06305000","bid":555.9,"bid_size":2.0,"ask":562.3,"ask_size":2.0,"iv":0.3163,"open_interest":0.0,"volume":0.0,"delta":0.9645,"gamma":0.0002,"vega":0.8396,"theta":-1.1712,"rho":1.6582,"theo":558.5886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.5},{"option":"SPXW260227P06305000","bid":4.3,"bid_size":43.0,"ask":4.5,"ask_size":16.0,"iv":0.3092,"open_interest":74.0,"volume":3.0,"delta":-0.0354,"gamma":0.0002,"vega":0.8396,"theta":-1.3761,"rho":-0.0664,"theo":4.4708,"change":-1.98,"open":5.05,"high":5.05,"low":3.57,"tick":"down","last_trade_price":3.57,"last_trade_time":"2026-02-18T14:21:28","percent_change":-35.6757,"prev_day_close":3.39999997615814},{"option":"SPXW260227C06310000","bid":550.2,"bid_size":4.0,"ask":556.8,"ask_size":4.0,"iv":0.3065,"open_interest":19.0,"volume":0.0,"delta":0.9637,"gamma":0.0002,"vega":0.8551,"theta":-1.1952,"rho":1.658,"theo":553.6956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":682.39,"last_trade_time":"2026-02-02T11:46:51","percent_change":0.0,"prev_day_close":573.800018310547},{"option":"SPXW260227P06310000","bid":4.4,"bid_size":42.0,"ask":4.6,"ask_size":66.0,"iv":0.308,"open_interest":137.0,"volume":1.0,"delta":-0.0362,"gamma":0.0002,"vega":0.8551,"theta":-1.3983,"rho":-0.0679,"theo":4.5721,"change":-1.05,"open":4.65,"high":4.65,"low":4.65,"tick":"down","last_trade_price":4.65,"last_trade_time":"2026-02-18T09:44:43","percent_change":-18.4211,"prev_day_close":3.39999997615814},{"option":"SPXW260227C06315000","bid":545.0,"bid_size":3.0,"ask":552.5,"ask_size":2.0,"iv":0.3071,"open_interest":0.0,"volume":0.0,"delta":0.9628,"gamma":0.0002,"vega":0.8708,"theta":-1.2197,"rho":1.6578,"theo":548.8057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.199981689453},{"option":"SPXW260227P06315000","bid":4.5,"bid_size":42.0,"ask":4.7,"ask_size":16.0,"iv":0.3069,"open_interest":149.0,"volume":33.0,"delta":-0.0371,"gamma":0.0002,"vega":0.8708,"theta":-1.421,"rho":-0.0695,"theo":4.6763,"change":-2.6,"open":3.2,"high":3.2,"low":3.2,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T11:45:50","percent_change":-44.8276,"prev_day_close":3.5},{"option":"SPXW260227C06320000","bid":543.3,"bid_size":1.0,"ask":544.4,"ask_size":1.0,"iv":0.3058,"open_interest":241.0,"volume":0.0,"delta":0.962,"gamma":0.0003,"vega":0.8869,"theta":-1.2447,"rho":1.6575,"theo":543.9188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":634.71,"last_trade_time":"2026-01-23T14:33:37","percent_change":0.0,"prev_day_close":563.899993896484},{"option":"SPXW260227P06320000","bid":4.6,"bid_size":41.0,"ask":4.8,"ask_size":59.0,"iv":0.3056,"open_interest":225.0,"volume":2.0,"delta":-0.0379,"gamma":0.0003,"vega":0.8869,"theta":-1.4441,"rho":-0.0711,"theo":4.7837,"change":-2.27,"open":3.63,"high":3.63,"low":3.63,"tick":"no_change","last_trade_price":3.63,"last_trade_time":"2026-02-18T15:45:11","percent_change":-38.4746,"prev_day_close":3.60000002384186},{"option":"SPXW260227C06325000","bid":536.2,"bid_size":2.0,"ask":542.1,"ask_size":4.0,"iv":0.3068,"open_interest":46.0,"volume":0.0,"delta":0.9611,"gamma":0.0003,"vega":0.9032,"theta":-1.2701,"rho":1.6572,"theo":539.0353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":641.25,"last_trade_time":"2026-02-10T13:53:43","percent_change":0.0,"prev_day_close":558.849975585938},{"option":"SPXW260227P06325000","bid":4.7,"bid_size":48.0,"ask":5.0,"ask_size":151.0,"iv":0.305,"open_interest":1852.0,"volume":111.0,"delta":-0.0388,"gamma":0.0003,"vega":0.9032,"theta":-1.4677,"rho":-0.0728,"theo":4.8944,"change":-1.95,"open":4.7,"high":4.9,"low":3.3,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-18T13:53:28","percent_change":-32.2314,"prev_day_close":3.69999992847443},{"option":"SPXW260227C06330000","bid":530.6,"bid_size":4.0,"ask":537.2,"ask_size":4.0,"iv":0.3014,"open_interest":16.0,"volume":0.0,"delta":0.9602,"gamma":0.0003,"vega":0.9199,"theta":-1.2961,"rho":1.6569,"theo":534.155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":631.53,"last_trade_time":"2025-11-10T10:45:01","percent_change":0.0,"prev_day_close":553.950012207031},{"option":"SPXW260227P06330000","bid":4.8,"bid_size":55.0,"ask":5.1,"ask_size":141.0,"iv":0.3037,"open_interest":219.0,"volume":1.0,"delta":-0.0397,"gamma":0.0003,"vega":0.9199,"theta":-1.4918,"rho":-0.0745,"theo":5.0083,"change":-2.88,"open":3.27,"high":3.27,"low":3.27,"tick":"down","last_trade_price":3.27,"last_trade_time":"2026-02-18T10:58:35","percent_change":-46.8293,"prev_day_close":3.80000007152557},{"option":"SPXW260227C06335000","bid":526.3,"bid_size":2.0,"ask":533.0,"ask_size":2.0,"iv":0.3073,"open_interest":5.0,"volume":0.0,"delta":0.9593,"gamma":0.0003,"vega":0.9369,"theta":-1.3225,"rho":1.6565,"theo":529.2782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":649.99,"last_trade_time":"2026-02-09T11:45:17","percent_change":0.0,"prev_day_close":549.149993896484},{"option":"SPXW260227P06335000","bid":4.9,"bid_size":40.0,"ask":5.2,"ask_size":111.0,"iv":0.3024,"open_interest":183.0,"volume":1.0,"delta":-0.0406,"gamma":0.0003,"vega":0.9369,"theta":-1.5164,"rho":-0.0762,"theo":5.1257,"change":-1.65,"open":4.65,"high":4.65,"low":4.65,"tick":"down","last_trade_price":4.65,"last_trade_time":"2026-02-18T14:37:20","percent_change":-26.1905,"prev_day_close":3.85000002384186},{"option":"SPXW260227C06340000","bid":520.9,"bid_size":4.0,"ask":527.5,"ask_size":4.0,"iv":0.2998,"open_interest":1.0,"volume":0.0,"delta":0.9583,"gamma":0.0003,"vega":0.9544,"theta":-1.3494,"rho":1.6561,"theo":524.4048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":605.76,"last_trade_time":"2025-10-09T15:48:50","percent_change":0.0,"prev_day_close":543.75},{"option":"SPXW260227P06340000","bid":5.0,"bid_size":82.0,"ask":5.3,"ask_size":114.0,"iv":0.301,"open_interest":368.0,"volume":137.0,"delta":-0.0416,"gamma":0.0003,"vega":0.9544,"theta":-1.5414,"rho":-0.078,"theo":5.2466,"change":-2.52,"open":4.3,"high":4.75,"low":3.6,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T16:11:07","percent_change":-39.0698,"prev_day_close":3.94999992847443},{"option":"SPXW260227C06345000","bid":516.1,"bid_size":2.0,"ask":523.2,"ask_size":2.0,"iv":0.3022,"open_interest":2.0,"volume":0.0,"delta":0.9574,"gamma":0.0003,"vega":0.9722,"theta":-1.3769,"rho":1.6556,"theo":519.5352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":476.74,"last_trade_time":"2026-02-17T09:51:17","percent_change":0.0,"prev_day_close":539.549987792969},{"option":"SPXW260227P06345000","bid":5.1,"bid_size":71.0,"ask":5.4,"ask_size":30.0,"iv":0.2997,"open_interest":80.0,"volume":0.0,"delta":-0.0426,"gamma":0.0003,"vega":0.9722,"theta":-1.567,"rho":-0.0798,"theo":5.3712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.93,"last_trade_time":"2026-02-17T15:36:09","percent_change":0.0,"prev_day_close":4.04999995231628},{"option":"SPXW260227C06350000","bid":511.8,"bid_size":2.0,"ask":517.6,"ask_size":4.0,"iv":0.3002,"open_interest":12.0,"volume":0.0,"delta":0.9563,"gamma":0.0003,"vega":0.9905,"theta":-1.4048,"rho":1.6551,"theo":514.6692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":472.3,"last_trade_time":"2026-02-17T09:51:17","percent_change":0.0,"prev_day_close":534.349975585938},{"option":"SPXW260227P06350000","bid":5.3,"bid_size":45.0,"ask":5.6,"ask_size":146.0,"iv":0.2994,"open_interest":3763.0,"volume":1816.0,"delta":-0.0436,"gamma":0.0003,"vega":0.9905,"theta":-1.5931,"rho":-0.0817,"theo":5.4995,"change":-2.88,"open":5.9,"high":5.9,"low":3.4,"tick":"down","last_trade_price":3.87,"last_trade_time":"2026-02-18T15:47:38","percent_change":-42.6667,"prev_day_close":4.15000009536743},{"option":"SPXW260227C06355000","bid":506.8,"bid_size":2.0,"ask":513.5,"ask_size":2.0,"iv":0.3023,"open_interest":6.0,"volume":0.0,"delta":0.9553,"gamma":0.0003,"vega":1.0094,"theta":-1.4333,"rho":1.6545,"theo":509.8072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":614.01,"last_trade_time":"2026-02-09T10:34:50","percent_change":0.0,"prev_day_close":529.350006103516},{"option":"SPXW260227P06355000","bid":5.4,"bid_size":52.0,"ask":5.7,"ask_size":80.0,"iv":0.2979,"open_interest":56.0,"volume":38.0,"delta":-0.0446,"gamma":0.0003,"vega":1.0094,"theta":-1.6198,"rho":-0.0837,"theo":5.6317,"change":-2.25,"open":4.1,"high":4.6,"low":4.1,"tick":"up","last_trade_price":4.6,"last_trade_time":"2026-02-18T13:52:46","percent_change":-32.8467,"prev_day_close":4.25},{"option":"SPXW260227C06360000","bid":502.1,"bid_size":2.0,"ask":507.9,"ask_size":4.0,"iv":0.2982,"open_interest":1.0,"volume":0.0,"delta":0.9542,"gamma":0.0003,"vega":1.0286,"theta":-1.4623,"rho":1.6539,"theo":504.9492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":591.32,"last_trade_time":"2025-12-02T13:57:44","percent_change":0.0,"prev_day_close":524.149993896484},{"option":"SPXW260227P06360000","bid":5.5,"bid_size":100.0,"ask":5.8,"ask_size":57.0,"iv":0.2965,"open_interest":233.0,"volume":66.0,"delta":-0.0457,"gamma":0.0003,"vega":1.0286,"theta":-1.6469,"rho":-0.0857,"theo":5.7679,"change":-1.39,"open":3.9,"high":5.66,"low":3.7,"tick":"no_change","last_trade_price":5.66,"last_trade_time":"2026-02-18T15:16:10","percent_change":-19.7163,"prev_day_close":4.40000009536743},{"option":"SPXW260227C06365000","bid":496.4,"bid_size":3.0,"ask":503.8,"ask_size":2.0,"iv":0.2951,"open_interest":0.0,"volume":0.0,"delta":0.9531,"gamma":0.0003,"vega":1.0484,"theta":-1.4918,"rho":1.6532,"theo":500.0954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":520.399993896484},{"option":"SPXW260227P06365000","bid":5.7,"bid_size":36.0,"ask":6.0,"ask_size":76.0,"iv":0.296,"open_interest":545.0,"volume":33.0,"delta":-0.0468,"gamma":0.0003,"vega":1.0484,"theta":-1.6746,"rho":-0.0878,"theo":5.9084,"change":-3.3,"open":4.0,"high":4.0,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T11:43:26","percent_change":-45.8333,"prev_day_close":4.45000004768372},{"option":"SPXW260227C06370000","bid":491.7,"bid_size":4.0,"ask":498.2,"ask_size":4.0,"iv":0.2925,"open_interest":6.0,"volume":0.0,"delta":0.952,"gamma":0.0003,"vega":1.0686,"theta":-1.5219,"rho":1.6524,"theo":495.246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":615.76,"last_trade_time":"2026-02-09T11:45:17","percent_change":0.0,"prev_day_close":515.049987792969},{"option":"SPXW260227P06370000","bid":5.8,"bid_size":76.0,"ask":6.1,"ask_size":41.0,"iv":0.2945,"open_interest":600.0,"volume":90.0,"delta":-0.0479,"gamma":0.0003,"vega":1.0686,"theta":-1.7028,"rho":-0.0899,"theo":6.0531,"change":-3.65,"open":4.35,"high":4.35,"low":3.7,"tick":"down","last_trade_price":3.7,"last_trade_time":"2026-02-18T12:53:55","percent_change":-49.6599,"prev_day_close":4.59999990463257},{"option":"SPXW260227C06375000","bid":486.9,"bid_size":4.0,"ask":493.4,"ask_size":4.0,"iv":0.292,"open_interest":45.0,"volume":0.0,"delta":0.9508,"gamma":0.0003,"vega":1.0892,"theta":-1.5525,"rho":1.6516,"theo":490.401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":464.72,"last_trade_time":"2026-02-17T13:13:42","percent_change":0.0,"prev_day_close":509.649993896484},{"option":"SPXW260227P06375000","bid":5.9,"bid_size":100.0,"ask":6.3,"ask_size":101.0,"iv":0.2939,"open_interest":240.0,"volume":16.0,"delta":-0.0491,"gamma":0.0003,"vega":1.0892,"theta":-1.7316,"rho":-0.0921,"theo":6.2024,"change":-1.93,"open":7.2,"high":7.2,"low":3.9,"tick":"up","last_trade_price":5.62,"last_trade_time":"2026-02-18T15:00:26","percent_change":-25.5629,"prev_day_close":4.70000004768372},{"option":"SPXW260227C06380000","bid":482.1,"bid_size":4.0,"ask":488.6,"ask_size":4.0,"iv":0.2913,"open_interest":10.0,"volume":0.0,"delta":0.9496,"gamma":0.0003,"vega":1.1103,"theta":-1.5837,"rho":1.6506,"theo":485.5608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":568.15,"last_trade_time":"2025-10-21T11:08:24","percent_change":0.0,"prev_day_close":505.300003051758},{"option":"SPXW260227P06380000","bid":6.1,"bid_size":74.0,"ask":6.4,"ask_size":40.0,"iv":0.2923,"open_interest":546.0,"volume":5.0,"delta":-0.0503,"gamma":0.0003,"vega":1.1103,"theta":-1.761,"rho":-0.0944,"theo":6.3564,"change":-3.54,"open":3.8,"high":4.16,"low":3.8,"tick":"up","last_trade_price":4.16,"last_trade_time":"2026-02-18T12:15:46","percent_change":-45.974,"prev_day_close":4.79999995231628},{"option":"SPXW260227C06385000","bid":476.9,"bid_size":3.0,"ask":484.4,"ask_size":2.0,"iv":0.2915,"open_interest":0.0,"volume":0.0,"delta":0.9484,"gamma":0.0004,"vega":1.1317,"theta":-1.6155,"rho":1.6496,"theo":480.7254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.799987792969},{"option":"SPXW260227P06385000","bid":6.3,"bid_size":34.0,"ask":6.6,"ask_size":72.0,"iv":0.2916,"open_interest":585.0,"volume":37.0,"delta":-0.0515,"gamma":0.0004,"vega":1.1317,"theta":-1.7909,"rho":-0.0968,"theo":6.5152,"change":-3.2,"open":4.7,"high":4.7,"low":4.7,"tick":"no_change","last_trade_price":4.7,"last_trade_time":"2026-02-18T10:14:28","percent_change":-40.5063,"prev_day_close":4.90000009536743},{"option":"SPXW260227C06390000","bid":473.1,"bid_size":2.0,"ask":478.8,"ask_size":4.0,"iv":0.2917,"open_interest":16.0,"volume":0.0,"delta":0.9472,"gamma":0.0004,"vega":1.1534,"theta":-1.6479,"rho":1.6486,"theo":475.8949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":483.34,"last_trade_time":"2025-11-07T12:17:47","percent_change":0.0,"prev_day_close":495.0},{"option":"SPXW260227P06390000","bid":6.4,"bid_size":74.0,"ask":6.8,"ask_size":99.0,"iv":0.2905,"open_interest":831.0,"volume":15.0,"delta":-0.0528,"gamma":0.0004,"vega":1.1534,"theta":-1.8214,"rho":-0.0992,"theo":6.679,"change":1.65,"open":4.8,"high":4.9,"low":4.2,"tick":"down","last_trade_price":4.2,"last_trade_time":"2026-02-18T12:20:40","percent_change":32.6733,"prev_day_close":5.04999995231628},{"option":"SPXW260227C06395000","bid":467.6,"bid_size":2.0,"ask":474.8,"ask_size":2.0,"iv":0.2913,"open_interest":0.0,"volume":0.0,"delta":0.9459,"gamma":0.0004,"vega":1.1755,"theta":-1.6809,"rho":1.6474,"theo":471.0696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.25},{"option":"SPXW260227P06395000","bid":6.6,"bid_size":33.0,"ask":6.9,"ask_size":14.0,"iv":0.2892,"open_interest":313.0,"volume":2.0,"delta":-0.0541,"gamma":0.0004,"vega":1.1755,"theta":-1.8526,"rho":-0.1017,"theo":6.8479,"change":-3.95,"open":4.0,"high":4.3,"low":4.0,"tick":"up","last_trade_price":4.3,"last_trade_time":"2026-02-18T12:20:40","percent_change":-47.8788,"prev_day_close":5.20000004768372},{"option":"SPXW260227C06400000","bid":462.8,"bid_size":4.0,"ask":469.2,"ask_size":4.0,"iv":0.2869,"open_interest":60.0,"volume":0.0,"delta":0.9445,"gamma":0.0004,"vega":1.1979,"theta":-1.7144,"rho":1.6463,"theo":466.2496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":459.62,"last_trade_time":"2026-02-13T15:18:15","percent_change":0.0,"prev_day_close":485.850006103516},{"option":"SPXW260227P06400000","bid":6.8,"bid_size":65.0,"ask":7.1,"ask_size":98.0,"iv":0.2884,"open_interest":7448.0,"volume":534.0,"delta":-0.0554,"gamma":0.0004,"vega":1.1979,"theta":-1.8843,"rho":-0.1042,"theo":7.0222,"change":1.4,"open":7.8,"high":8.01,"low":4.1,"tick":"no_change","last_trade_price":5.34,"last_trade_time":"2026-02-18T15:45:11","percent_change":26.4151,"prev_day_close":5.29999995231628},{"option":"SPXW260227C06405000","bid":458.7,"bid_size":2.0,"ask":465.2,"ask_size":3.0,"iv":0.2923,"open_interest":3.0,"volume":0.0,"delta":0.9431,"gamma":0.0004,"vega":1.2206,"theta":-1.7486,"rho":1.645,"theo":461.4351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":455.32,"last_trade_time":"2026-02-17T09:38:21","percent_change":0.0,"prev_day_close":481.299987792969},{"option":"SPXW260227P06405000","bid":7.0,"bid_size":32.0,"ask":7.3,"ask_size":68.0,"iv":0.2876,"open_interest":108.0,"volume":5.0,"delta":-0.0568,"gamma":0.0004,"vega":1.2206,"theta":-1.9166,"rho":-0.1069,"theo":7.2018,"change":-3.35,"open":5.3,"high":5.3,"low":4.5,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T14:23:43","percent_change":-38.7283,"prev_day_close":5.5},{"option":"SPXW260227C06410000","bid":453.9,"bid_size":2.0,"ask":459.6,"ask_size":4.0,"iv":0.288,"open_interest":4.0,"volume":0.0,"delta":0.9417,"gamma":0.0004,"vega":1.2438,"theta":-1.7834,"rho":1.6437,"theo":456.626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":450.17,"last_trade_time":"2026-02-17T09:38:21","percent_change":0.0,"prev_day_close":475.949996948242},{"option":"SPXW260227P06410000","bid":7.1,"bid_size":93.0,"ask":7.5,"ask_size":94.0,"iv":0.2862,"open_interest":478.0,"volume":81.0,"delta":-0.0582,"gamma":0.0004,"vega":1.2438,"theta":-1.9495,"rho":-0.1095,"theo":7.387,"change":-3.83,"open":6.72,"high":6.72,"low":5.01,"tick":"no_change","last_trade_price":5.02,"last_trade_time":"2026-02-18T15:57:49","percent_change":-43.2768,"prev_day_close":5.59999990463257},{"option":"SPXW260227C06415000","bid":448.0,"bid_size":3.0,"ask":455.5,"ask_size":2.0,"iv":0.2854,"open_interest":0.0,"volume":0.0,"delta":0.9403,"gamma":0.0004,"vega":1.2674,"theta":-1.8187,"rho":1.6424,"theo":451.8227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":470.700012207031},{"option":"SPXW260227P06415000","bid":7.3,"bid_size":68.0,"ask":7.7,"ask_size":69.0,"iv":0.2853,"open_interest":331.0,"volume":6.0,"delta":-0.0597,"gamma":0.0004,"vega":1.2674,"theta":-1.983,"rho":-0.1122,"theo":7.5779,"change":-3.1,"open":8.4,"high":8.4,"low":4.4,"tick":"up","last_trade_price":6.0,"last_trade_time":"2026-02-18T13:43:30","percent_change":-34.0659,"prev_day_close":5.75},{"option":"SPXW260227C06420000","bid":443.6,"bid_size":4.0,"ask":450.0,"ask_size":4.0,"iv":0.2831,"open_interest":3.0,"volume":0.0,"delta":0.9388,"gamma":0.0004,"vega":1.2916,"theta":-1.8547,"rho":1.641,"theo":447.0253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":495.62,"last_trade_time":"2026-02-03T13:59:06","percent_change":0.0,"prev_day_close":465.800003051758},{"option":"SPXW260227P06420000","bid":7.5,"bid_size":90.0,"ask":7.9,"ask_size":92.0,"iv":0.2843,"open_interest":251.0,"volume":19.0,"delta":-0.0612,"gamma":0.0004,"vega":1.2916,"theta":-2.0171,"rho":-0.115,"theo":7.7747,"change":-3.68,"open":5.34,"high":5.67,"low":5.0,"tick":"up","last_trade_price":5.67,"last_trade_time":"2026-02-18T13:49:56","percent_change":-39.3583,"prev_day_close":5.90000009536743},{"option":"SPXW260227C06425000","bid":439.5,"bid_size":2.0,"ask":445.2,"ask_size":4.0,"iv":0.2848,"open_interest":4.0,"volume":0.0,"delta":0.9372,"gamma":0.0004,"vega":1.3163,"theta":-1.8912,"rho":1.6394,"theo":442.2339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":509.83,"last_trade_time":"2025-11-20T09:32:59","percent_change":0.0,"prev_day_close":461.699996948242},{"option":"SPXW260227P06425000","bid":7.8,"bid_size":7.0,"ask":8.1,"ask_size":94.0,"iv":0.2837,"open_interest":2029.0,"volume":215.0,"delta":-0.0627,"gamma":0.0004,"vega":1.3163,"theta":-2.0518,"rho":-0.1179,"theo":7.9775,"change":1.8,"open":7.29,"high":7.5,"low":4.85,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T15:50:31","percent_change":29.5082,"prev_day_close":6.09999990463257},{"option":"SPXW260227C06430000","bid":434.1,"bid_size":4.0,"ask":440.5,"ask_size":4.0,"iv":0.2817,"open_interest":89.0,"volume":0.0,"delta":0.9357,"gamma":0.0004,"vega":1.3417,"theta":-1.9284,"rho":1.6378,"theo":437.4486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":462.65,"last_trade_time":"2026-02-13T12:15:52","percent_change":0.0,"prev_day_close":456.75},{"option":"SPXW260227P06430000","bid":8.0,"bid_size":31.0,"ask":8.3,"ask_size":97.0,"iv":0.2826,"open_interest":1505.0,"volume":61.0,"delta":-0.0643,"gamma":0.0004,"vega":1.3417,"theta":-2.0872,"rho":-0.1209,"theo":8.1865,"change":-3.52,"open":7.1,"high":7.1,"low":5.39,"tick":"no_change","last_trade_price":6.12,"last_trade_time":"2026-02-18T16:11:07","percent_change":-36.1026,"prev_day_close":6.25},{"option":"SPXW260227C06435000","bid":428.9,"bid_size":3.0,"ask":436.4,"ask_size":2.0,"iv":0.2817,"open_interest":1.0,"volume":0.0,"delta":0.934,"gamma":0.0004,"vega":1.3676,"theta":-1.9662,"rho":1.6362,"theo":432.6699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.38,"last_trade_time":"2026-02-17T12:46:37","percent_change":0.0,"prev_day_close":451.399993896484},{"option":"SPXW260227P06435000","bid":8.2,"bid_size":30.0,"ask":8.5,"ask_size":13.0,"iv":0.2815,"open_interest":92.0,"volume":17.0,"delta":-0.0659,"gamma":0.0004,"vega":1.3676,"theta":-2.1231,"rho":-0.1239,"theo":8.402,"change":-2.15,"open":9.8,"high":9.8,"low":7.9,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T09:45:51","percent_change":-21.393,"prev_day_close":6.40000009536743},{"option":"SPXW260227C06440000","bid":425.2,"bid_size":2.0,"ask":430.9,"ask_size":4.0,"iv":0.282,"open_interest":16.0,"volume":0.0,"delta":0.9324,"gamma":0.0004,"vega":1.3942,"theta":-2.0045,"rho":1.6344,"theo":427.8977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":520.03,"last_trade_time":"2025-10-21T11:10:32","percent_change":0.0,"prev_day_close":447.100006103516},{"option":"SPXW260227P06440000","bid":8.4,"bid_size":61.0,"ask":8.8,"ask_size":94.0,"iv":0.2807,"open_interest":941.0,"volume":20.0,"delta":-0.0676,"gamma":0.0004,"vega":1.3942,"theta":-2.1596,"rho":-0.1271,"theo":8.6241,"change":-4.74,"open":8.4,"high":8.4,"low":5.51,"tick":"down","last_trade_price":5.51,"last_trade_time":"2026-02-18T12:16:54","percent_change":-46.2439,"prev_day_close":6.59999990463257},{"option":"SPXW260227C06445000","bid":419.7,"bid_size":2.0,"ask":426.9,"ask_size":2.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.9307,"gamma":0.0004,"vega":1.4213,"theta":-2.0435,"rho":1.6324,"theo":423.1325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.849990844727},{"option":"SPXW260227P06445000","bid":8.6,"bid_size":61.0,"ask":9.0,"ask_size":61.0,"iv":0.2794,"open_interest":828.0,"volume":11.0,"delta":-0.0693,"gamma":0.0004,"vega":1.4213,"theta":-2.1967,"rho":-0.1304,"theo":8.8531,"change":-4.68,"open":10.3,"high":10.3,"low":5.4,"tick":"down","last_trade_price":5.87,"last_trade_time":"2026-02-18T15:54:40","percent_change":-44.3602,"prev_day_close":6.79999995231628},{"option":"SPXW260227C06450000","bid":415.1,"bid_size":4.0,"ask":421.3,"ask_size":4.0,"iv":0.2776,"open_interest":79.0,"volume":0.0,"delta":0.9289,"gamma":0.0005,"vega":1.4488,"theta":-2.0831,"rho":1.6304,"theo":418.3744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":363.48,"last_trade_time":"2026-02-17T10:00:42","percent_change":0.0,"prev_day_close":437.099990844727},{"option":"SPXW260227P06450000","bid":8.9,"bid_size":57.0,"ask":9.2,"ask_size":18.0,"iv":0.2786,"open_interest":4426.0,"volume":648.0,"delta":-0.071,"gamma":0.0005,"vega":1.4488,"theta":-2.2345,"rho":-0.1338,"theo":9.0892,"change":-4.51,"open":9.65,"high":9.9,"low":5.5,"tick":"down","last_trade_price":6.24,"last_trade_time":"2026-02-18T15:56:32","percent_change":-41.9535,"prev_day_close":7.0},{"option":"SPXW260227C06455000","bid":410.0,"bid_size":3.0,"ask":417.4,"ask_size":2.0,"iv":0.2773,"open_interest":0.0,"volume":0.0,"delta":0.9271,"gamma":0.0005,"vega":1.4769,"theta":-2.1233,"rho":1.6283,"theo":413.6236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":432.400009155273},{"option":"SPXW260227P06455000","bid":9.1,"bid_size":61.0,"ask":9.5,"ask_size":61.0,"iv":0.2776,"open_interest":150.0,"volume":28.0,"delta":-0.0728,"gamma":0.0005,"vega":1.4769,"theta":-2.2728,"rho":-0.1373,"theo":9.3326,"change":-1.35,"open":9.8,"high":9.8,"low":9.7,"tick":"down","last_trade_price":9.7,"last_trade_time":"2026-02-18T09:31:50","percent_change":-12.2172,"prev_day_close":7.20000004768372},{"option":"SPXW260227C06460000","bid":408.3,"bid_size":1.0,"ask":409.4,"ask_size":1.0,"iv":0.2763,"open_interest":202.0,"volume":0.0,"delta":0.9252,"gamma":0.0005,"vega":1.5052,"theta":-2.1641,"rho":1.6261,"theo":408.8804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":443.89,"last_trade_time":"2025-11-14T09:39:38","percent_change":0.0,"prev_day_close":428.099990844727},{"option":"SPXW260227P06460000","bid":9.4,"bid_size":52.0,"ask":9.7,"ask_size":12.0,"iv":0.2766,"open_interest":344.0,"volume":28.0,"delta":-0.0747,"gamma":0.0005,"vega":1.5052,"theta":-2.3118,"rho":-0.1408,"theo":9.5837,"change":-5.55,"open":9.9,"high":9.9,"low":5.8,"tick":"down","last_trade_price":5.8,"last_trade_time":"2026-02-18T12:20:40","percent_change":-48.8987,"prev_day_close":7.40000009536743},{"option":"SPXW260227C06465000","bid":400.4,"bid_size":3.0,"ask":407.9,"ask_size":2.0,"iv":0.2759,"open_interest":2.0,"volume":0.0,"delta":0.9233,"gamma":0.0005,"vega":1.5339,"theta":-2.2055,"rho":1.6238,"theo":404.145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":509.84,"last_trade_time":"2026-01-26T09:34:34","percent_change":0.0,"prev_day_close":423.299987792969},{"option":"SPXW260227P06465000","bid":9.6,"bid_size":60.0,"ask":10.0,"ask_size":60.0,"iv":0.2756,"open_interest":894.0,"volume":67.0,"delta":-0.0766,"gamma":0.0005,"vega":1.5339,"theta":-2.3513,"rho":-0.1445,"theo":9.8424,"change":-2.1,"open":10.3,"high":10.3,"low":9.5,"tick":"down","last_trade_price":9.5,"last_trade_time":"2026-02-18T14:36:20","percent_change":-18.1034,"prev_day_close":7.59999990463257},{"option":"SPXW260227C06470000","bid":396.2,"bid_size":4.0,"ask":402.4,"ask_size":4.0,"iv":0.2741,"open_interest":4.0,"volume":0.0,"delta":0.9214,"gamma":0.0005,"vega":1.5629,"theta":-2.2475,"rho":1.6214,"theo":399.4175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":543.38,"last_trade_time":"2026-01-13T13:15:17","percent_change":0.0,"prev_day_close":418.5},{"option":"SPXW260227P06470000","bid":9.9,"bid_size":71.0,"ask":10.3,"ask_size":83.0,"iv":0.2748,"open_interest":263.0,"volume":3.0,"delta":-0.0786,"gamma":0.0005,"vega":1.5629,"theta":-2.3915,"rho":-0.1483,"theo":10.1092,"change":-5.8,"open":10.03,"high":10.03,"low":6.1,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-18T12:20:40","percent_change":-48.7395,"prev_day_close":7.79999995231628},{"option":"SPXW260227C06475000","bid":391.5,"bid_size":4.0,"ask":397.7,"ask_size":4.0,"iv":0.2733,"open_interest":114.0,"volume":0.0,"delta":0.9194,"gamma":0.0005,"vega":1.5923,"theta":-2.2901,"rho":1.6189,"theo":394.6981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":500.37,"last_trade_time":"2026-01-26T09:34:34","percent_change":0.0,"prev_day_close":413.550003051758},{"option":"SPXW260227P06475000","bid":10.2,"bid_size":50.0,"ask":10.6,"ask_size":82.0,"iv":0.274,"open_interest":4115.0,"volume":62.0,"delta":-0.0806,"gamma":0.0005,"vega":1.5923,"theta":-2.4322,"rho":-0.1521,"theo":10.384,"change":-4.25,"open":11.7,"high":11.7,"low":5.97,"tick":"down","last_trade_price":8.0,"last_trade_time":"2026-02-18T16:06:38","percent_change":-34.6939,"prev_day_close":8.04999995231628},{"option":"SPXW260227C06480000","bid":386.8,"bid_size":4.0,"ask":393.0,"ask_size":4.0,"iv":0.2724,"open_interest":11.0,"volume":0.0,"delta":0.9173,"gamma":0.0005,"vega":1.6221,"theta":-2.3332,"rho":1.6164,"theo":389.987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":482.35,"last_trade_time":"2025-11-14T14:45:51","percent_change":0.0,"prev_day_close":409.050003051758},{"option":"SPXW260227P06480000","bid":10.4,"bid_size":75.0,"ask":10.9,"ask_size":76.0,"iv":0.2728,"open_interest":328.0,"volume":73.0,"delta":-0.0826,"gamma":0.0005,"vega":1.6221,"theta":-2.4735,"rho":-0.156,"theo":10.6671,"change":-4.3,"open":11.2,"high":11.2,"low":5.9,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-18T16:06:37","percent_change":-34.4,"prev_day_close":8.2999997138977},{"option":"SPXW260227C06485000","bid":382.7,"bid_size":2.0,"ask":389.1,"ask_size":2.0,"iv":0.2758,"open_interest":0.0,"volume":0.0,"delta":0.9152,"gamma":0.0006,"vega":1.6524,"theta":-2.377,"rho":1.6138,"theo":385.2843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.25},{"option":"SPXW260227P06485000","bid":10.7,"bid_size":52.0,"ask":11.2,"ask_size":52.0,"iv":0.2719,"open_interest":327.0,"volume":6.0,"delta":-0.0848,"gamma":0.0006,"vega":1.6524,"theta":-2.5154,"rho":-0.16,"theo":10.9587,"change":-6.25,"open":7.15,"high":7.15,"low":6.3,"tick":"no_change","last_trade_price":6.6,"last_trade_time":"2026-02-18T12:39:48","percent_change":-48.6381,"prev_day_close":8.5},{"option":"SPXW260227C06490000","bid":377.4,"bid_size":4.0,"ask":383.6,"ask_size":4.0,"iv":0.2704,"open_interest":9.0,"volume":0.0,"delta":0.913,"gamma":0.0006,"vega":1.6832,"theta":-2.4213,"rho":1.611,"theo":380.5903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":435.84,"last_trade_time":"2025-11-14T10:01:33","percent_change":0.0,"prev_day_close":399.400009155273},{"option":"SPXW260227P06490000","bid":11.0,"bid_size":78.0,"ask":11.5,"ask_size":77.0,"iv":0.2712,"open_interest":1885.0,"volume":52.0,"delta":-0.087,"gamma":0.0006,"vega":1.6832,"theta":-2.5578,"rho":-0.1641,"theo":11.2589,"change":-5.32,"open":11.8,"high":11.8,"low":6.28,"tick":"down","last_trade_price":7.83,"last_trade_time":"2026-02-18T15:56:33","percent_change":-40.4563,"prev_day_close":8.75},{"option":"SPXW260227C06495000","bid":372.2,"bid_size":3.0,"ask":379.7,"ask_size":2.0,"iv":0.2703,"open_interest":1.0,"volume":0.0,"delta":0.9108,"gamma":0.0006,"vega":1.7147,"theta":-2.4661,"rho":1.6082,"theo":375.9051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":332.09,"last_trade_time":"2026-02-17T10:24:59","percent_change":0.0,"prev_day_close":394.799987792969},{"option":"SPXW260227P06495000","bid":11.3,"bid_size":51.0,"ask":11.8,"ask_size":31.0,"iv":0.2702,"open_interest":256.0,"volume":47.0,"delta":-0.0892,"gamma":0.0006,"vega":1.7147,"theta":-2.6008,"rho":-0.1683,"theo":11.5679,"change":-3.28,"open":13.08,"high":13.08,"low":6.6,"tick":"no_change","last_trade_price":10.17,"last_trade_time":"2026-02-18T15:05:34","percent_change":-24.3866,"prev_day_close":9.0},{"option":"SPXW260227C06500000","bid":370.6,"bid_size":3.0,"ask":371.7,"ask_size":2.0,"iv":0.2689,"open_interest":444.0,"volume":0.0,"delta":0.9084,"gamma":0.0006,"vega":1.7468,"theta":-2.5114,"rho":1.6052,"theo":371.229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.55,"last_trade_time":"2026-02-17T10:27:13","percent_change":0.0,"prev_day_close":389.849990844727},{"option":"SPXW260227P06500000","bid":11.7,"bid_size":63.0,"ask":12.1,"ask_size":53.0,"iv":0.2692,"open_interest":8331.0,"volume":819.0,"delta":-0.0915,"gamma":0.0006,"vega":1.7468,"theta":-2.6443,"rho":-0.1726,"theo":11.8861,"change":2.85,"open":12.5,"high":12.9,"low":6.55,"tick":"no_change","last_trade_price":9.3,"last_trade_time":"2026-02-18T16:12:35","percent_change":30.8108,"prev_day_close":9.25},{"option":"SPXW260227C06505000","bid":363.9,"bid_size":2.0,"ask":370.4,"ask_size":2.0,"iv":0.2715,"open_interest":5.0,"volume":0.0,"delta":0.9061,"gamma":0.0006,"vega":1.7796,"theta":-2.5572,"rho":1.6021,"theo":366.5623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":489.92,"last_trade_time":"2026-02-10T10:26:47","percent_change":0.0,"prev_day_close":385.349990844727},{"option":"SPXW260227P06505000","bid":12.0,"bid_size":51.0,"ask":12.4,"ask_size":11.0,"iv":0.268,"open_interest":146.0,"volume":25.0,"delta":-0.0938,"gamma":0.0006,"vega":1.7796,"theta":-2.6883,"rho":-0.1771,"theo":12.2136,"change":-5.0,"open":8.2,"high":11.45,"low":7.5,"tick":"no_change","last_trade_price":9.2,"last_trade_time":"2026-02-18T16:03:32","percent_change":-35.2113,"prev_day_close":9.5499997138977},{"option":"SPXW260227C06510000","bid":358.8,"bid_size":4.0,"ask":364.9,"ask_size":4.0,"iv":0.2668,"open_interest":12.0,"volume":0.0,"delta":0.9037,"gamma":0.0006,"vega":1.813,"theta":-2.6036,"rho":1.5988,"theo":361.9053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":346.25,"last_trade_time":"2026-02-13T15:29:18","percent_change":0.0,"prev_day_close":380.399993896484},{"option":"SPXW260227P06510000","bid":12.3,"bid_size":73.0,"ask":12.8,"ask_size":54.0,"iv":0.2674,"open_interest":265.0,"volume":19.0,"delta":-0.0962,"gamma":0.0006,"vega":1.813,"theta":-2.7328,"rho":-0.1818,"theo":12.5508,"change":-6.85,"open":14.0,"high":14.0,"low":7.7,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T12:18:32","percent_change":-47.079,"prev_day_close":9.7999997138977},{"option":"SPXW260227C06515000","bid":353.7,"bid_size":3.0,"ask":361.1,"ask_size":2.0,"iv":0.2662,"open_interest":0.0,"volume":0.0,"delta":0.9012,"gamma":0.0006,"vega":1.8469,"theta":-2.6504,"rho":1.5954,"theo":357.2582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":376.300003051758},{"option":"SPXW260227P06515000","bid":12.7,"bid_size":50.0,"ask":13.1,"ask_size":11.0,"iv":0.2662,"open_interest":135.0,"volume":28.0,"delta":-0.0987,"gamma":0.0006,"vega":1.8469,"theta":-2.7778,"rho":-0.1865,"theo":12.8979,"change":-5.55,"open":13.05,"high":13.05,"low":7.4,"tick":"down","last_trade_price":9.4,"last_trade_time":"2026-02-18T15:48:46","percent_change":-37.1237,"prev_day_close":10.0999999046326},{"option":"SPXW260227C06520000","bid":349.5,"bid_size":4.0,"ask":355.6,"ask_size":4.0,"iv":0.2649,"open_interest":13.0,"volume":0.0,"delta":0.8987,"gamma":0.0006,"vega":1.8812,"theta":-2.6977,"rho":1.5919,"theo":352.6213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":460.07,"last_trade_time":"2026-02-10T09:44:35","percent_change":0.0,"prev_day_close":370.849990844727},{"option":"SPXW260227P06520000","bid":13.1,"bid_size":42.0,"ask":13.5,"ask_size":52.0,"iv":0.2655,"open_interest":378.0,"volume":153.0,"delta":-0.1013,"gamma":0.0006,"vega":1.8812,"theta":-2.8232,"rho":-0.1914,"theo":13.2553,"change":2.5,"open":14.81,"high":14.81,"low":8.12,"tick":"up","last_trade_price":10.06,"last_trade_time":"2026-02-18T16:01:23","percent_change":24.0385,"prev_day_close":10.4000000953674},{"option":"SPXW260227C06525000","bid":344.9,"bid_size":4.0,"ask":350.9,"ask_size":4.0,"iv":0.2638,"open_interest":46.0,"volume":0.0,"delta":0.8961,"gamma":0.0006,"vega":1.9158,"theta":-2.7454,"rho":1.5882,"theo":347.995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":330.11,"last_trade_time":"2026-02-17T12:13:29","percent_change":0.0,"prev_day_close":366.449996948242},{"option":"SPXW260227P06525000","bid":13.4,"bid_size":71.0,"ask":13.9,"ask_size":53.0,"iv":0.2647,"open_interest":534.0,"volume":60.0,"delta":-0.1039,"gamma":0.0006,"vega":1.9158,"theta":-2.8691,"rho":-0.1965,"theo":13.6232,"change":-6.12,"open":15.19,"high":15.19,"low":8.31,"tick":"down","last_trade_price":9.58,"last_trade_time":"2026-02-18T15:56:33","percent_change":-38.9809,"prev_day_close":10.7000002861023},{"option":"SPXW260227C06530000","bid":340.3,"bid_size":4.0,"ask":346.4,"ask_size":4.0,"iv":0.2632,"open_interest":14.0,"volume":0.0,"delta":0.8934,"gamma":0.0007,"vega":1.9506,"theta":-2.7936,"rho":1.5844,"theo":343.3794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":333.99,"last_trade_time":"2026-02-05T14:52:51","percent_change":0.0,"prev_day_close":361.800003051758},{"option":"SPXW260227P06530000","bid":13.8,"bid_size":71.0,"ask":14.3,"ask_size":70.0,"iv":0.2636,"open_interest":355.0,"volume":47.0,"delta":-0.1066,"gamma":0.0007,"vega":1.9506,"theta":-2.9154,"rho":-0.2016,"theo":14.0018,"change":-5.47,"open":14.5,"high":14.5,"low":8.99,"tick":"up","last_trade_price":10.63,"last_trade_time":"2026-02-18T16:01:23","percent_change":-33.9752,"prev_day_close":11.0},{"option":"SPXW260227C06535000","bid":335.2,"bid_size":3.0,"ask":342.7,"ask_size":3.0,"iv":0.2628,"open_interest":2.0,"volume":0.0,"delta":0.8906,"gamma":0.0007,"vega":1.9856,"theta":-2.8422,"rho":1.5805,"theo":338.7747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":403.89,"last_trade_time":"2025-11-25T14:37:49","percent_change":0.0,"prev_day_close":357.5},{"option":"SPXW260227P06535000","bid":14.2,"bid_size":48.0,"ask":14.7,"ask_size":48.0,"iv":0.2627,"open_interest":566.0,"volume":13.0,"delta":-0.1093,"gamma":0.0007,"vega":1.9856,"theta":-2.9621,"rho":-0.2069,"theo":14.3913,"change":-6.15,"open":15.05,"high":15.05,"low":8.52,"tick":"down","last_trade_price":10.4,"last_trade_time":"2026-02-18T15:59:06","percent_change":-37.1601,"prev_day_close":11.3499999046326},{"option":"SPXW260227C06540000","bid":331.1,"bid_size":4.0,"ask":337.2,"ask_size":4.0,"iv":0.2613,"open_interest":31.0,"volume":0.0,"delta":0.8878,"gamma":0.0007,"vega":2.0209,"theta":-2.8911,"rho":1.5766,"theo":334.1811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.4,"last_trade_time":"2026-02-16T09:43:15","percent_change":0.0,"prev_day_close":352.550003051758},{"option":"SPXW260227P06540000","bid":14.6,"bid_size":70.0,"ask":15.1,"ask_size":69.0,"iv":0.2617,"open_interest":602.0,"volume":52.0,"delta":-0.1121,"gamma":0.0007,"vega":2.0209,"theta":-3.0093,"rho":-0.2122,"theo":14.792,"change":-6.91,"open":14.99,"high":16.35,"low":8.8,"tick":"down","last_trade_price":10.04,"last_trade_time":"2026-02-18T15:54:54","percent_change":-40.767,"prev_day_close":11.6500000953674},{"option":"SPXW260227C06545000","bid":326.0,"bid_size":3.0,"ask":333.5,"ask_size":3.0,"iv":0.2608,"open_interest":6.0,"volume":0.0,"delta":0.885,"gamma":0.0007,"vega":2.0565,"theta":-2.9404,"rho":1.5725,"theo":329.5987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.82,"last_trade_time":"2026-02-13T15:47:03","percent_change":0.0,"prev_day_close":347.25},{"option":"SPXW260227P06545000","bid":15.0,"bid_size":47.0,"ask":15.5,"ask_size":31.0,"iv":0.261,"open_interest":292.0,"volume":16.0,"delta":-0.115,"gamma":0.0007,"vega":2.0565,"theta":-3.0567,"rho":-0.2177,"theo":15.2038,"change":-8.6,"open":15.35,"high":15.35,"low":8.52,"tick":"down","last_trade_price":8.8,"last_trade_time":"2026-02-18T12:53:18","percent_change":-49.4253,"prev_day_close":11.9500002861023},{"option":"SPXW260227C06550000","bid":322.0,"bid_size":4.0,"ask":327.9,"ask_size":4.0,"iv":0.2592,"open_interest":189.0,"volume":3.0,"delta":0.882,"gamma":0.0007,"vega":2.0925,"theta":-2.9901,"rho":1.5683,"theo":325.0278,"change":39.17,"open":325.27,"high":361.47,"low":325.27,"tick":"up","last_trade_price":361.47,"last_trade_time":"2026-02-18T12:04:12","percent_change":12.1533,"prev_day_close":342.899993896484},{"option":"SPXW260227P06550000","bid":15.4,"bid_size":72.0,"ask":15.9,"ask_size":34.0,"iv":0.2599,"open_interest":4945.0,"volume":717.0,"delta":-0.1179,"gamma":0.0007,"vega":2.0925,"theta":-3.1045,"rho":-0.2232,"theo":15.6271,"change":-2.05,"open":15.86,"high":17.65,"low":8.77,"tick":"up","last_trade_price":12.3,"last_trade_time":"2026-02-18T16:12:28","percent_change":-16.5992,"prev_day_close":12.3499999046326},{"option":"SPXW260227C06555000","bid":317.9,"bid_size":2.0,"ask":324.4,"ask_size":3.0,"iv":0.2619,"open_interest":6.0,"volume":1.0,"delta":0.879,"gamma":0.0007,"vega":2.1292,"theta":-3.04,"rho":1.564,"theo":320.4685,"change":36.47,"open":355.07,"high":355.07,"low":355.07,"tick":"up","last_trade_price":355.07,"last_trade_time":"2026-02-18T10:34:20","percent_change":11.447,"prev_day_close":338.25},{"option":"SPXW260227P06555000","bid":15.9,"bid_size":17.0,"ask":16.4,"ask_size":27.0,"iv":0.259,"open_interest":160.0,"volume":54.0,"delta":-0.1209,"gamma":0.0007,"vega":2.1292,"theta":-3.1526,"rho":-0.2289,"theo":16.062,"change":-6.7,"open":16.21,"high":18.31,"low":9.5,"tick":"down","last_trade_price":11.6,"last_trade_time":"2026-02-18T15:50:08","percent_change":-36.612,"prev_day_close":12.6999998092651},{"option":"SPXW260227C06560000","bid":312.9,"bid_size":4.0,"ask":318.8,"ask_size":4.0,"iv":0.2573,"open_interest":17.0,"volume":0.0,"delta":0.8759,"gamma":0.0008,"vega":2.1664,"theta":-3.0902,"rho":1.5595,"theo":315.921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":317.19,"last_trade_time":"2026-02-13T15:08:58","percent_change":0.0,"prev_day_close":333.649993896484},{"option":"SPXW260227P06560000","bid":16.3,"bid_size":45.0,"ask":16.8,"ask_size":30.0,"iv":0.2579,"open_interest":412.0,"volume":67.0,"delta":-0.124,"gamma":0.0008,"vega":2.1664,"theta":-3.2009,"rho":-0.2348,"theo":16.5088,"change":-6.06,"open":16.59,"high":16.59,"low":9.12,"tick":"up","last_trade_price":12.69,"last_trade_time":"2026-02-18T16:01:49","percent_change":-32.32,"prev_day_close":13.0499997138977},{"option":"SPXW260227C06565000","bid":308.7,"bid_size":2.0,"ask":315.3,"ask_size":7.0,"iv":0.2595,"open_interest":3.0,"volume":0.0,"delta":0.8727,"gamma":0.0008,"vega":2.2042,"theta":-3.1406,"rho":1.5548,"theo":311.3859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":325.54,"last_trade_time":"2026-02-13T11:42:22","percent_change":0.0,"prev_day_close":328.800003051758},{"option":"SPXW260227P06565000","bid":16.8,"bid_size":16.0,"ask":17.3,"ask_size":26.0,"iv":0.2571,"open_interest":128.0,"volume":9.0,"delta":-0.1272,"gamma":0.0008,"vega":2.2042,"theta":-3.2495,"rho":-0.2408,"theo":16.9679,"change":-5.6,"open":11.6,"high":15.18,"low":11.5,"tick":"up","last_trade_price":15.18,"last_trade_time":"2026-02-18T14:45:49","percent_change":-29.0909,"prev_day_close":13.4500002861023},{"option":"SPXW260227C06570000","bid":304.0,"bid_size":4.0,"ask":309.7,"ask_size":4.0,"iv":0.2557,"open_interest":6.0,"volume":0.0,"delta":0.8695,"gamma":0.0008,"vega":2.2426,"theta":-3.1912,"rho":1.55,"theo":306.8632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":316.86,"last_trade_time":"2026-02-17T14:24:38","percent_change":0.0,"prev_day_close":324.5},{"option":"SPXW260227P06570000","bid":17.2,"bid_size":43.0,"ask":17.7,"ask_size":10.0,"iv":0.256,"open_interest":427.0,"volume":218.0,"delta":-0.1304,"gamma":0.0008,"vega":2.2426,"theta":-3.2983,"rho":-0.247,"theo":17.4395,"change":-5.6,"open":16.08,"high":16.65,"low":10.15,"tick":"down","last_trade_price":12.43,"last_trade_time":"2026-02-18T15:58:31","percent_change":-28.3544,"prev_day_close":13.8499999046326},{"option":"SPXW260227C06575000","bid":299.5,"bid_size":4.0,"ask":305.2,"ask_size":4.0,"iv":0.2548,"open_interest":24.0,"volume":0.0,"delta":0.8662,"gamma":0.0008,"vega":2.2814,"theta":-3.242,"rho":1.5449,"theo":302.3535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":293.4,"last_trade_time":"2026-02-16T10:29:50","percent_change":0.0,"prev_day_close":319.849990844727},{"option":"SPXW260227P06575000","bid":17.7,"bid_size":47.0,"ask":18.2,"ask_size":13.0,"iv":0.2549,"open_interest":1338.0,"volume":152.0,"delta":-0.1338,"gamma":0.0008,"vega":2.2814,"theta":-3.3472,"rho":-0.2534,"theo":17.924,"change":-5.75,"open":19.56,"high":19.56,"low":9.87,"tick":"up","last_trade_price":17.17,"last_trade_time":"2026-02-18T14:59:04","percent_change":-28.3951,"prev_day_close":14.25},{"option":"SPXW260227C06580000","bid":295.2,"bid_size":4.0,"ask":300.7,"ask_size":4.0,"iv":0.2542,"open_interest":7.0,"volume":0.0,"delta":0.8628,"gamma":0.0008,"vega":2.3205,"theta":-3.2929,"rho":1.5397,"theo":297.8571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.5,"last_trade_time":"2026-02-16T10:51:23","percent_change":0.0,"prev_day_close":315.399993896484},{"option":"SPXW260227P06580000","bid":18.2,"bid_size":41.0,"ask":18.7,"ask_size":9.0,"iv":0.2542,"open_interest":577.0,"volume":80.0,"delta":-0.1371,"gamma":0.0008,"vega":2.3205,"theta":-3.3962,"rho":-0.26,"theo":18.4218,"change":-6.59,"open":16.98,"high":18.8,"low":10.6,"tick":"up","last_trade_price":14.21,"last_trade_time":"2026-02-18T16:01:49","percent_change":-31.6827,"prev_day_close":14.6500000953674},{"option":"SPXW260227C06585000","bid":289.8,"bid_size":7.0,"ask":297.3,"ask_size":7.0,"iv":0.2532,"open_interest":2.0,"volume":0.0,"delta":0.8593,"gamma":0.0008,"vega":2.3598,"theta":-3.3439,"rho":1.5344,"theo":293.3742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":285.89,"last_trade_time":"2026-02-17T13:31:13","percent_change":0.0,"prev_day_close":310.299987792969},{"option":"SPXW260227P06585000","bid":18.7,"bid_size":23.0,"ask":19.2,"ask_size":9.0,"iv":0.2532,"open_interest":430.0,"volume":148.0,"delta":-0.1406,"gamma":0.0008,"vega":2.3598,"theta":-3.4454,"rho":-0.2668,"theo":18.9331,"change":-7.5,"open":12.99,"high":16.15,"low":10.95,"tick":"down","last_trade_price":13.8,"last_trade_time":"2026-02-18T15:50:08","percent_change":-35.2113,"prev_day_close":15.0999999046326},{"option":"SPXW260227C06590000","bid":286.0,"bid_size":4.0,"ask":291.7,"ask_size":4.0,"iv":0.2517,"open_interest":96.0,"volume":0.0,"delta":0.8558,"gamma":0.0009,"vega":2.399,"theta":-3.395,"rho":1.5288,"theo":288.9051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.83,"last_trade_time":"2026-02-17T10:15:18","percent_change":0.0,"prev_day_close":306.100006103516},{"option":"SPXW260227P06590000","bid":19.2,"bid_size":39.0,"ask":19.8,"ask_size":39.0,"iv":0.2523,"open_interest":315.0,"volume":137.0,"delta":-0.1442,"gamma":0.0009,"vega":2.399,"theta":-3.4946,"rho":-0.2736,"theo":19.4582,"change":-6.47,"open":21.1,"high":21.1,"low":11.81,"tick":"down","last_trade_price":15.38,"last_trade_time":"2026-02-18T15:43:10","percent_change":-29.611,"prev_day_close":15.5},{"option":"SPXW260227C06595000","bid":282.1,"bid_size":2.0,"ask":288.3,"ask_size":2.0,"iv":0.2541,"open_interest":9.0,"volume":0.0,"delta":0.8521,"gamma":0.0009,"vega":2.4382,"theta":-3.4461,"rho":1.5232,"theo":284.4499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.97,"last_trade_time":"2026-02-17T11:59:59","percent_change":0.0,"prev_day_close":302.350006103516},{"option":"SPXW260227P06595000","bid":19.8,"bid_size":22.0,"ask":20.3,"ask_size":9.0,"iv":0.2512,"open_interest":612.0,"volume":17.0,"delta":-0.1478,"gamma":0.0009,"vega":2.4382,"theta":-3.5439,"rho":-0.2806,"theo":19.9972,"change":-9.93,"open":20.88,"high":20.88,"low":12.47,"tick":"down","last_trade_price":12.47,"last_trade_time":"2026-02-18T10:40:32","percent_change":-44.3304,"prev_day_close":15.9500002861023},{"option":"SPXW260227C06600000","bid":278.1,"bid_size":2.0,"ask":282.8,"ask_size":4.0,"iv":0.2518,"open_interest":110.0,"volume":1.0,"delta":0.8484,"gamma":0.0009,"vega":2.4776,"theta":-3.4972,"rho":1.5175,"theo":280.0088,"change":21.33,"open":298.78,"high":298.78,"low":298.78,"tick":"up","last_trade_price":298.78,"last_trade_time":"2026-02-18T14:34:14","percent_change":7.68787,"prev_day_close":297.150009155273},{"option":"SPXW260227P06600000","bid":20.3,"bid_size":42.0,"ask":20.8,"ask_size":4.0,"iv":0.2502,"open_interest":7882.0,"volume":2022.0,"delta":-0.1515,"gamma":0.0009,"vega":2.4776,"theta":-3.5931,"rho":-0.2877,"theo":20.5504,"change":3.37,"open":22.85,"high":22.85,"low":11.37,"tick":"no_change","last_trade_price":16.39,"last_trade_time":"2026-02-18T16:11:07","percent_change":20.4863,"prev_day_close":16.4499998092651},{"option":"SPXW260227C06605000","bid":272.0,"bid_size":7.0,"ask":279.5,"ask_size":7.0,"iv":0.2493,"open_interest":4.0,"volume":0.0,"delta":0.8446,"gamma":0.0009,"vega":2.5171,"theta":-3.5482,"rho":1.5117,"theo":275.582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.37,"last_trade_time":"2026-02-17T13:47:59","percent_change":0.0,"prev_day_close":292.25},{"option":"SPXW260227P06605000","bid":20.9,"bid_size":22.0,"ask":21.4,"ask_size":9.0,"iv":0.2493,"open_interest":394.0,"volume":208.0,"delta":-0.1553,"gamma":0.0009,"vega":2.5171,"theta":-3.6423,"rho":-0.2949,"theo":21.1178,"change":-3.83,"open":19.43,"high":19.77,"low":12.55,"tick":"up","last_trade_price":19.77,"last_trade_time":"2026-02-18T15:24:57","percent_change":-16.2288,"prev_day_close":16.9000005722046},{"option":"SPXW260227C06610000","bid":268.3,"bid_size":4.0,"ask":273.9,"ask_size":4.0,"iv":0.2478,"open_interest":7.0,"volume":2.0,"delta":0.8407,"gamma":0.0009,"vega":2.5569,"theta":-3.5991,"rho":1.5057,"theo":271.1696,"change":6.55,"open":304.14,"high":304.14,"low":275.45,"tick":"down","last_trade_price":275.45,"last_trade_time":"2026-02-18T15:20:43","percent_change":2.43585,"prev_day_close":287.949996948242},{"option":"SPXW260227P06610000","bid":21.5,"bid_size":9.0,"ask":22.0,"ask_size":21.0,"iv":0.2482,"open_interest":602.0,"volume":412.0,"delta":-0.1592,"gamma":0.0009,"vega":2.5569,"theta":-3.6914,"rho":-0.3022,"theo":21.6997,"change":-8.85,"open":15.91,"high":20.81,"low":12.38,"tick":"down","last_trade_price":15.35,"last_trade_time":"2026-02-18T15:56:06","percent_change":-36.5702,"prev_day_close":17.4000005722046},{"option":"SPXW260227C06615000","bid":264.1,"bid_size":2.0,"ask":270.6,"ask_size":2.0,"iv":0.2493,"open_interest":2.0,"volume":0.0,"delta":0.8368,"gamma":0.001,"vega":2.5972,"theta":-3.6499,"rho":1.4996,"theo":266.772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.25,"last_trade_time":"2026-02-17T10:32:12","percent_change":0.0,"prev_day_close":283.75},{"option":"SPXW260227P06615000","bid":22.1,"bid_size":9.0,"ask":22.6,"ask_size":21.0,"iv":0.2472,"open_interest":297.0,"volume":20.0,"delta":-0.1632,"gamma":0.001,"vega":2.5972,"theta":-3.7403,"rho":-0.3097,"theo":22.2963,"change":0.44,"open":20.03,"high":23.2,"low":12.04,"tick":"up","last_trade_price":16.05,"last_trade_time":"2026-02-18T15:55:52","percent_change":2.4581,"prev_day_close":17.9000005722046},{"option":"SPXW260227C06620000","bid":259.5,"bid_size":4.0,"ask":265.1,"ask_size":4.0,"iv":0.2457,"open_interest":8.0,"volume":2.0,"delta":0.8327,"gamma":0.001,"vega":2.6379,"theta":-3.7005,"rho":1.4932,"theo":262.3894,"change":5.65,"open":275.79,"high":275.79,"low":265.7,"tick":"down","last_trade_price":265.7,"last_trade_time":"2026-02-18T15:16:26","percent_change":2.17266,"prev_day_close":279.100006103516},{"option":"SPXW260227P06620000","bid":22.7,"bid_size":9.0,"ask":23.2,"ask_size":21.0,"iv":0.2462,"open_interest":544.0,"volume":75.0,"delta":-0.1672,"gamma":0.001,"vega":2.6379,"theta":-3.789,"rho":-0.3174,"theo":22.9079,"change":-8.07,"open":23.8,"high":23.8,"low":12.9,"tick":"no_change","last_trade_price":17.33,"last_trade_time":"2026-02-18T16:00:00","percent_change":-31.7717,"prev_day_close":18.4000005722046},{"option":"SPXW260227C06625000","bid":255.2,"bid_size":5.0,"ask":260.7,"ask_size":5.0,"iv":0.2448,"open_interest":131.0,"volume":0.0,"delta":0.8286,"gamma":0.001,"vega":2.6791,"theta":-3.7508,"rho":1.4866,"theo":258.0223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":266.58,"last_trade_time":"2026-02-17T14:32:41","percent_change":0.0,"prev_day_close":274.550003051758},{"option":"SPXW260227P06625000","bid":23.3,"bid_size":25.0,"ask":23.8,"ask_size":4.0,"iv":0.2453,"open_interest":1664.0,"volume":433.0,"delta":-0.1714,"gamma":0.001,"vega":2.6791,"theta":-3.8375,"rho":-0.3254,"theo":23.535,"change":-8.33,"open":23.94,"high":24.12,"low":12.8,"tick":"no_change","last_trade_price":17.77,"last_trade_time":"2026-02-18T16:00:00","percent_change":-31.9157,"prev_day_close":18.9000005722046},{"option":"SPXW260227C06630000","bid":251.5,"bid_size":2.0,"ask":256.4,"ask_size":5.0,"iv":0.2451,"open_interest":18.0,"volume":0.0,"delta":0.8244,"gamma":0.001,"vega":2.7206,"theta":-3.8008,"rho":1.4798,"theo":253.6711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.37,"last_trade_time":"2026-02-17T12:06:40","percent_change":0.0,"prev_day_close":270.150009155273},{"option":"SPXW260227P06630000","bid":23.9,"bid_size":38.0,"ask":24.5,"ask_size":38.0,"iv":0.2441,"open_interest":1038.0,"volume":52.0,"delta":-0.1756,"gamma":0.001,"vega":2.7206,"theta":-3.8857,"rho":-0.3336,"theo":24.178,"change":-8.9,"open":19.55,"high":22.65,"low":13.88,"tick":"up","last_trade_price":17.9,"last_trade_time":"2026-02-18T15:59:07","percent_change":-33.209,"prev_day_close":19.4499998092651},{"option":"SPXW260227C06635000","bid":246.6,"bid_size":2.0,"ask":253.2,"ask_size":7.0,"iv":0.2451,"open_interest":7.0,"volume":2.0,"delta":0.82,"gamma":0.001,"vega":2.7622,"theta":-3.8505,"rho":1.4728,"theo":249.3362,"change":16.23,"open":268.44,"high":268.44,"low":262.73,"tick":"down","last_trade_price":262.73,"last_trade_time":"2026-02-18T14:51:54","percent_change":6.58418,"prev_day_close":265.349990844727},{"option":"SPXW260227P06635000","bid":24.6,"bid_size":9.0,"ask":25.2,"ask_size":20.0,"iv":0.2433,"open_interest":335.0,"volume":82.0,"delta":-0.1799,"gamma":0.001,"vega":2.7622,"theta":-3.9336,"rho":-0.342,"theo":24.8374,"change":-8.24,"open":17.53,"high":21.84,"low":14.7,"tick":"up","last_trade_price":19.16,"last_trade_time":"2026-02-18T16:02:59","percent_change":-30.073,"prev_day_close":20.0},{"option":"SPXW260227C06640000","bid":242.2,"bid_size":5.0,"ask":247.7,"ask_size":5.0,"iv":0.2418,"open_interest":20.0,"volume":0.0,"delta":0.8156,"gamma":0.001,"vega":2.8038,"theta":-3.8998,"rho":1.4655,"theo":245.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":234.85,"last_trade_time":"2026-02-13T15:31:32","percent_change":0.0,"prev_day_close":261.349990844727},{"option":"SPXW260227P06640000","bid":25.3,"bid_size":8.0,"ask":25.8,"ask_size":20.0,"iv":0.2422,"open_interest":834.0,"volume":59.0,"delta":-0.1843,"gamma":0.001,"vega":2.8038,"theta":-3.981,"rho":-0.3506,"theo":25.5133,"change":-1.62,"open":21.95,"high":24.28,"low":15.0,"tick":"up","last_trade_price":20.35,"last_trade_time":"2026-02-18T16:08:23","percent_change":-7.88321,"prev_day_close":20.5500001907349},{"option":"SPXW260227C06645000","bid":237.8,"bid_size":2.0,"ask":244.5,"ask_size":2.0,"iv":0.2426,"open_interest":4.0,"volume":2.0,"delta":0.8111,"gamma":0.0011,"vega":2.8451,"theta":-3.9486,"rho":1.4582,"theo":240.7166,"change":17.47,"open":267.8,"high":267.8,"low":256.87,"tick":"down","last_trade_price":256.87,"last_trade_time":"2026-02-18T15:43:38","percent_change":7.29741,"prev_day_close":256.249992370605},{"option":"SPXW260227P06645000","bid":26.0,"bid_size":8.0,"ask":26.5,"ask_size":20.0,"iv":0.2412,"open_interest":374.0,"volume":267.0,"delta":-0.1888,"gamma":0.0011,"vega":2.8451,"theta":-4.028,"rho":-0.3594,"theo":26.2063,"change":-9.35,"open":18.46,"high":25.25,"low":15.5,"tick":"up","last_trade_price":19.5,"last_trade_time":"2026-02-18T15:59:07","percent_change":-32.409,"prev_day_close":21.0999994277954},{"option":"SPXW260227C06650000","bid":233.7,"bid_size":5.0,"ask":239.2,"ask_size":5.0,"iv":0.2401,"open_interest":147.0,"volume":6.0,"delta":0.8065,"gamma":0.0011,"vega":2.8862,"theta":-3.997,"rho":1.4507,"theo":236.4325,"change":35.62,"open":245.74,"high":269.12,"low":245.74,"tick":"up","last_trade_price":269.12,"last_trade_time":"2026-02-18T12:04:12","percent_change":15.2548,"prev_day_close":252.400001525879},{"option":"SPXW260227P06650000","bid":26.7,"bid_size":8.0,"ask":27.2,"ask_size":15.0,"iv":0.2401,"open_interest":6558.0,"volume":303.0,"delta":-0.1934,"gamma":0.0011,"vega":2.8862,"theta":-4.0745,"rho":-0.3682,"theo":26.9163,"change":0.99,"open":28.0,"high":29.0,"low":15.55,"tick":"up","last_trade_price":21.75,"last_trade_time":"2026-02-18T16:10:10","percent_change":4.55172,"prev_day_close":21.75},{"option":"SPXW260227C06655000","bid":229.3,"bid_size":2.0,"ask":236.1,"ask_size":7.0,"iv":0.2408,"open_interest":24.0,"volume":1.0,"delta":0.8018,"gamma":0.0011,"vega":2.927,"theta":-4.0448,"rho":1.4431,"theo":232.1656,"change":11.3,"open":242.2,"high":242.2,"low":242.2,"tick":"up","last_trade_price":242.2,"last_trade_time":"2026-02-18T15:01:22","percent_change":4.89389,"prev_day_close":248.350006103516},{"option":"SPXW260227P06655000","bid":27.4,"bid_size":8.0,"ask":27.9,"ask_size":11.0,"iv":0.239,"open_interest":215.0,"volume":86.0,"delta":-0.1982,"gamma":0.0011,"vega":2.927,"theta":-4.1205,"rho":-0.3772,"theo":27.6437,"change":-9.75,"open":29.3,"high":29.81,"low":16.13,"tick":"up","last_trade_price":20.5,"last_trade_time":"2026-02-18T15:58:52","percent_change":-32.2314,"prev_day_close":22.3000001907349},{"option":"SPXW260227C06660000","bid":225.8,"bid_size":2.0,"ask":230.5,"ask_size":5.0,"iv":0.2387,"open_interest":54.0,"volume":12.0,"delta":0.797,"gamma":0.0011,"vega":2.9678,"theta":-4.0921,"rho":1.4353,"theo":227.9161,"change":41.38,"open":262.8,"high":267.28,"low":261.7,"tick":"up","last_trade_price":267.28,"last_trade_time":"2026-02-18T10:56:47","percent_change":18.3178,"prev_day_close":243.550003051758},{"option":"SPXW260227P06660000","bid":28.1,"bid_size":12.0,"ask":28.7,"ask_size":35.0,"iv":0.238,"open_interest":6764.0,"volume":325.0,"delta":-0.203,"gamma":0.0011,"vega":2.9678,"theta":-4.1658,"rho":-0.3863,"theo":28.3884,"change":-8.29,"open":30.3,"high":30.3,"low":17.15,"tick":"down","last_trade_price":22.76,"last_trade_time":"2026-02-18T16:07:23","percent_change":-26.6989,"prev_day_close":23.0},{"option":"SPXW260227C06665000","bid":220.8,"bid_size":2.0,"ask":227.6,"ask_size":7.0,"iv":0.2386,"open_interest":12.0,"volume":10.0,"delta":0.7921,"gamma":0.0012,"vega":3.0086,"theta":-4.1386,"rho":1.4274,"theo":223.6844,"change":5.07,"open":257.16,"high":263.52,"low":227.57,"tick":"down","last_trade_price":227.57,"last_trade_time":"2026-02-18T15:15:43","percent_change":2.27865,"prev_day_close":239.0},{"option":"SPXW260227P06665000","bid":28.9,"bid_size":8.0,"ask":29.4,"ask_size":11.0,"iv":0.2369,"open_interest":410.0,"volume":91.0,"delta":-0.2078,"gamma":0.0012,"vega":3.0086,"theta":-4.2106,"rho":-0.3956,"theo":29.1509,"change":-3.95,"open":27.88,"high":27.9,"low":16.73,"tick":"up","last_trade_price":27.9,"last_trade_time":"2026-02-18T15:15:43","percent_change":-12.4019,"prev_day_close":23.5999994277954},{"option":"SPXW260227C06670000","bid":216.8,"bid_size":5.0,"ask":222.2,"ask_size":5.0,"iv":0.2359,"open_interest":29.0,"volume":4.0,"delta":0.7871,"gamma":0.0012,"vega":3.0497,"theta":-4.1845,"rho":1.4193,"theo":219.4707,"change":27.27,"open":254.99,"high":261.1,"low":244.77,"tick":"down","last_trade_price":244.77,"last_trade_time":"2026-02-18T15:57:04","percent_change":12.5379,"prev_day_close":234.900001525879},{"option":"SPXW260227P06670000","bid":29.6,"bid_size":19.0,"ask":30.2,"ask_size":11.0,"iv":0.2357,"open_interest":667.0,"volume":237.0,"delta":-0.2128,"gamma":0.0012,"vega":3.0497,"theta":-4.2546,"rho":-0.4051,"theo":29.9314,"change":-11.13,"open":31.78,"high":31.78,"low":17.03,"tick":"down","last_trade_price":21.52,"last_trade_time":"2026-02-18T15:57:04","percent_change":-34.0888,"prev_day_close":24.3000001907349},{"option":"SPXW260227C06675000","bid":212.6,"bid_size":5.0,"ask":217.9,"ask_size":5.0,"iv":0.2347,"open_interest":96.0,"volume":2.0,"delta":0.782,"gamma":0.0012,"vega":3.091,"theta":-4.2296,"rho":1.4109,"theo":215.2755,"change":17.99,"open":230.39,"high":230.39,"low":230.39,"tick":"no_change","last_trade_price":230.39,"last_trade_time":"2026-02-18T14:37:23","percent_change":8.46987,"prev_day_close":230.649993896484},{"option":"SPXW260227P06675000","bid":30.4,"bid_size":19.0,"ask":31.0,"ask_size":11.0,"iv":0.2346,"open_interest":1113.0,"volume":618.0,"delta":-0.218,"gamma":0.0012,"vega":3.091,"theta":-4.2979,"rho":-0.4148,"theo":30.7305,"change":-10.84,"open":30.97,"high":32.58,"low":17.53,"tick":"down","last_trade_price":22.61,"last_trade_time":"2026-02-18T15:53:36","percent_change":-32.4066,"prev_day_close":24.9000005722046},{"option":"SPXW260227C06680000","bid":209.0,"bid_size":2.0,"ask":213.6,"ask_size":5.0,"iv":0.2343,"open_interest":20.0,"volume":9.0,"delta":0.7768,"gamma":0.0012,"vega":3.1324,"theta":-4.2739,"rho":1.4022,"theo":211.0993,"change":26.44,"open":223.84,"high":235.64,"low":214.43,"tick":"no_change","last_trade_price":235.64,"last_trade_time":"2026-02-18T15:56:45","percent_change":12.6386,"prev_day_close":226.349998474121},{"option":"SPXW260227P06680000","bid":31.2,"bid_size":19.0,"ask":31.8,"ask_size":11.0,"iv":0.2335,"open_interest":413.0,"volume":141.0,"delta":-0.2232,"gamma":0.0012,"vega":3.1324,"theta":-4.3403,"rho":-0.4249,"theo":31.5485,"change":-8.79,"open":29.9,"high":31.3,"low":17.9,"tick":"up","last_trade_price":24.95,"last_trade_time":"2026-02-18T15:59:59","percent_change":-25.5895,"prev_day_close":25.5999994277954},{"option":"SPXW260227C06685000","bid":204.0,"bid_size":2.0,"ask":210.7,"ask_size":7.0,"iv":0.2339,"open_interest":10.0,"volume":1.0,"delta":0.7715,"gamma":0.0012,"vega":3.1738,"theta":-4.3172,"rho":1.3932,"theo":206.9427,"change":11.15,"open":217.0,"high":217.0,"low":217.0,"tick":"up","last_trade_price":217.0,"last_trade_time":"2026-02-18T15:35:17","percent_change":5.41656,"prev_day_close":222.400001525879},{"option":"SPXW260227P06685000","bid":32.1,"bid_size":7.0,"ask":32.6,"ask_size":11.0,"iv":0.2325,"open_interest":205.0,"volume":141.0,"delta":-0.2285,"gamma":0.0012,"vega":3.1738,"theta":-4.3818,"rho":-0.4352,"theo":32.3861,"change":-12.03,"open":27.78,"high":27.78,"low":18.78,"tick":"down","last_trade_price":23.12,"last_trade_time":"2026-02-18T15:54:40","percent_change":-34.2248,"prev_day_close":26.3000001907349},{"option":"SPXW260227C06690000","bid":200.5,"bid_size":10.0,"ask":205.2,"ask_size":10.0,"iv":0.2313,"open_interest":66.0,"volume":4.0,"delta":0.766,"gamma":0.0013,"vega":3.215,"theta":-4.3596,"rho":1.384,"theo":202.8061,"change":35.72,"open":238.61,"high":238.61,"low":236.67,"tick":"down","last_trade_price":236.67,"last_trade_time":"2026-02-18T10:18:51","percent_change":17.7756,"prev_day_close":217.800003051758},{"option":"SPXW260227P06690000","bid":32.9,"bid_size":12.0,"ask":33.5,"ask_size":13.0,"iv":0.2314,"open_interest":2003.0,"volume":2582.0,"delta":-0.2339,"gamma":0.0013,"vega":3.215,"theta":-4.4223,"rho":-0.4458,"theo":33.2438,"change":4.7,"open":33.06,"high":33.06,"low":20.35,"tick":"down","last_trade_price":25.1,"last_trade_time":"2026-02-18T15:59:07","percent_change":17.3432,"prev_day_close":27.0999994277954},{"option":"SPXW260227C06695000","bid":196.6,"bid_size":2.0,"ask":201.0,"ask_size":2.0,"iv":0.2307,"open_interest":22.0,"volume":2.0,"delta":0.7605,"gamma":0.0013,"vega":3.2558,"theta":-4.4009,"rho":1.3746,"theo":198.6901,"change":21.42,"open":203.08,"high":219.07,"low":203.08,"tick":"up","last_trade_price":219.07,"last_trade_time":"2026-02-18T09:59:24","percent_change":10.8373,"prev_day_close":213.25},{"option":"SPXW260227P06695000","bid":33.8,"bid_size":7.0,"ask":34.3,"ask_size":11.0,"iv":0.2303,"open_interest":504.0,"volume":180.0,"delta":-0.2394,"gamma":0.0013,"vega":3.2558,"theta":-4.4618,"rho":-0.4566,"theo":34.122,"change":-1.3,"open":34.88,"high":34.88,"low":19.9,"tick":"down","last_trade_price":30.5,"last_trade_time":"2026-02-18T15:32:58","percent_change":-4.67626,"prev_day_close":27.8000001907349},{"option":"SPXW260227C06700000","bid":192.5,"bid_size":5.0,"ask":197.0,"ask_size":8.0,"iv":0.2296,"open_interest":177.0,"volume":31.0,"delta":0.7549,"gamma":0.0013,"vega":3.2959,"theta":-4.4412,"rho":1.3651,"theo":194.5948,"change":22.65,"open":195.4,"high":231.08,"low":193.2,"tick":"up","last_trade_price":214.75,"last_trade_time":"2026-02-18T15:50:00","percent_change":11.7907,"prev_day_close":209.300003051758},{"option":"SPXW260227P06700000","bid":34.7,"bid_size":7.0,"ask":35.2,"ask_size":11.0,"iv":0.2292,"open_interest":9615.0,"volume":6807.0,"delta":-0.245,"gamma":0.0013,"vega":3.2959,"theta":-4.5002,"rho":-0.4675,"theo":35.0209,"change":6.35,"open":34.79,"high":37.4,"low":20.3,"tick":"down","last_trade_price":28.1,"last_trade_time":"2026-02-18T16:14:50","percent_change":22.2417,"prev_day_close":28.5500001907349},{"option":"SPXW260227C06705000","bid":188.2,"bid_size":7.0,"ask":192.9,"ask_size":7.0,"iv":0.2281,"open_interest":2.0,"volume":4.0,"delta":0.7491,"gamma":0.0013,"vega":3.3355,"theta":-4.4803,"rho":1.3554,"theo":190.5204,"change":16.29,"open":215.23,"high":215.23,"low":202.2,"tick":"up","last_trade_price":205.79,"last_trade_time":"2026-02-18T14:48:18","percent_change":8.59631,"prev_day_close":204.849998474121},{"option":"SPXW260227P06705000","bid":35.6,"bid_size":7.0,"ask":36.2,"ask_size":11.0,"iv":0.228,"open_interest":629.0,"volume":1151.0,"delta":-0.2508,"gamma":0.0013,"vega":3.3355,"theta":-4.5375,"rho":-0.4785,"theo":35.9407,"change":-5.12,"open":35.72,"high":36.6,"low":21.18,"tick":"down","last_trade_price":26.3,"last_trade_time":"2026-02-18T15:57:06","percent_change":-17.4446,"prev_day_close":29.3500003814697},{"option":"SPXW260227C06710000","bid":184.2,"bid_size":10.0,"ask":188.8,"ask_size":8.0,"iv":0.2268,"open_interest":43.0,"volume":4.0,"delta":0.7433,"gamma":0.0014,"vega":3.3746,"theta":-4.5182,"rho":1.3456,"theo":186.4672,"change":14.59,"open":219.05,"high":221.42,"low":199.29,"tick":"down","last_trade_price":199.29,"last_trade_time":"2026-02-18T14:45:49","percent_change":7.8993,"prev_day_close":200.850006103516},{"option":"SPXW260227P06710000","bid":36.5,"bid_size":8.0,"ask":37.1,"ask_size":10.0,"iv":0.2268,"open_interest":335.0,"volume":52.0,"delta":-0.2567,"gamma":0.0014,"vega":3.3746,"theta":-4.5736,"rho":-0.4897,"theo":36.8818,"change":-10.31,"open":34.57,"high":36.5,"low":22.05,"tick":"down","last_trade_price":29.54,"last_trade_time":"2026-02-18T15:44:37","percent_change":-25.872,"prev_day_close":30.1499996185303},{"option":"SPXW260227C06715000","bid":180.1,"bid_size":7.0,"ask":184.8,"ask_size":7.0,"iv":0.2258,"open_interest":25.0,"volume":0.0,"delta":0.7373,"gamma":0.0014,"vega":3.4134,"theta":-4.5549,"rho":1.3356,"theo":182.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.1,"last_trade_time":"2026-02-13T10:05:52","percent_change":0.0,"prev_day_close":196.599998474121},{"option":"SPXW260227P06715000","bid":37.5,"bid_size":7.0,"ask":38.1,"ask_size":10.0,"iv":0.2257,"open_interest":284.0,"volume":92.0,"delta":-0.2626,"gamma":0.0014,"vega":3.4134,"theta":-4.6084,"rho":-0.501,"theo":37.8442,"change":-9.35,"open":34.79,"high":37.5,"low":23.4,"tick":"up","last_trade_price":29.5,"last_trade_time":"2026-02-18T15:59:28","percent_change":-22.8886,"prev_day_close":31.0},{"option":"SPXW260227C06720000","bid":176.4,"bid_size":5.0,"ask":180.7,"ask_size":8.0,"iv":0.2251,"open_interest":69.0,"volume":15.0,"delta":0.7312,"gamma":0.0014,"vega":3.452,"theta":-4.5903,"rho":1.3254,"theo":178.4256,"change":31.6,"open":208.9,"high":212.0,"low":208.35,"tick":"down","last_trade_price":208.35,"last_trade_time":"2026-02-18T12:02:33","percent_change":17.8784,"prev_day_close":192.5},{"option":"SPXW260227P06720000","bid":38.5,"bid_size":7.0,"ask":39.0,"ask_size":10.0,"iv":0.2246,"open_interest":522.0,"volume":302.0,"delta":-0.2688,"gamma":0.0014,"vega":3.452,"theta":-4.6419,"rho":-0.5126,"theo":38.8286,"change":-11.55,"open":40.5,"high":40.5,"low":24.0,"tick":"up","last_trade_price":30.3,"last_trade_time":"2026-02-18T15:59:28","percent_change":-27.5986,"prev_day_close":31.8000001907349},{"option":"SPXW260227C06725000","bid":172.2,"bid_size":8.0,"ask":176.8,"ask_size":10.0,"iv":0.2237,"open_interest":81.0,"volume":7.0,"delta":0.725,"gamma":0.0014,"vega":3.4905,"theta":-4.6242,"rho":1.3148,"theo":174.4382,"change":13.23,"open":187.02,"high":187.27,"low":186.03,"tick":"down","last_trade_price":186.03,"last_trade_time":"2026-02-18T15:39:31","percent_change":7.65625,"prev_day_close":188.350006103516},{"option":"SPXW260227P06725000","bid":39.5,"bid_size":7.0,"ask":40.1,"ask_size":19.0,"iv":0.2234,"open_interest":1345.0,"volume":833.0,"delta":-0.275,"gamma":0.0014,"vega":3.4905,"theta":-4.674,"rho":-0.5246,"theo":39.8354,"change":-10.45,"open":40.6,"high":40.6,"low":23.79,"tick":"up","last_trade_price":32.5,"last_trade_time":"2026-02-18T16:07:34","percent_change":-24.3306,"prev_day_close":32.6499996185303},{"option":"SPXW260227C06730000","bid":168.2,"bid_size":10.0,"ask":172.7,"ask_size":8.0,"iv":0.222,"open_interest":44.0,"volume":0.0,"delta":0.7186,"gamma":0.0014,"vega":3.5288,"theta":-4.6566,"rho":1.3039,"theo":170.474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":163.56,"last_trade_time":"2026-02-17T11:48:05","percent_change":0.0,"prev_day_close":184.099998474121},{"option":"SPXW260227P06730000","bid":40.5,"bid_size":8.0,"ask":41.1,"ask_size":10.0,"iv":0.2222,"open_interest":525.0,"volume":158.0,"delta":-0.2813,"gamma":0.0014,"vega":3.5288,"theta":-4.7045,"rho":-0.5368,"theo":40.8654,"change":-12.58,"open":40.67,"high":40.67,"low":24.83,"tick":"up","last_trade_price":31.42,"last_trade_time":"2026-02-18T15:59:05","percent_change":-28.5909,"prev_day_close":33.5499992370606},{"option":"SPXW260227C06735000","bid":164.2,"bid_size":7.0,"ask":168.9,"ask_size":7.0,"iv":0.2212,"open_interest":50.0,"volume":0.0,"delta":0.7122,"gamma":0.0015,"vega":3.5667,"theta":-4.6874,"rho":1.2927,"theo":166.5337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.45,"last_trade_time":"2026-02-13T11:07:35","percent_change":0.0,"prev_day_close":180.449996948242},{"option":"SPXW260227P06735000","bid":41.5,"bid_size":8.0,"ask":42.1,"ask_size":10.0,"iv":0.221,"open_interest":291.0,"volume":36.0,"delta":-0.2878,"gamma":0.0015,"vega":3.5667,"theta":-4.7335,"rho":-0.5494,"theo":41.9194,"change":-11.35,"open":32.5,"high":38.85,"low":25.83,"tick":"up","last_trade_price":33.8,"last_trade_time":"2026-02-18T15:59:53","percent_change":-25.1384,"prev_day_close":34.5},{"option":"SPXW260227C06740000","bid":160.3,"bid_size":10.0,"ask":164.8,"ask_size":8.0,"iv":0.2196,"open_interest":116.0,"volume":2.0,"delta":0.7056,"gamma":0.0015,"vega":3.6039,"theta":-4.7166,"rho":1.2812,"theo":162.6179,"change":13.0,"open":174.46,"high":174.46,"low":173.4,"tick":"down","last_trade_price":173.4,"last_trade_time":"2026-02-18T14:43:34","percent_change":8.10474,"prev_day_close":176.049995422363},{"option":"SPXW260227P06740000","bid":42.6,"bid_size":8.0,"ask":43.2,"ask_size":10.0,"iv":0.2197,"open_interest":910.0,"volume":214.0,"delta":-0.2943,"gamma":0.0015,"vega":3.6039,"theta":-4.7609,"rho":-0.5623,"theo":42.9978,"change":-11.45,"open":43.36,"high":44.01,"low":25.23,"tick":"no_change","last_trade_price":34.8,"last_trade_time":"2026-02-18T16:02:02","percent_change":-24.7568,"prev_day_close":35.3999996185303},{"option":"SPXW260227C06745000","bid":157.0,"bid_size":2.0,"ask":161.2,"ask_size":5.0,"iv":0.2195,"open_interest":44.0,"volume":0.0,"delta":0.6989,"gamma":0.0015,"vega":3.6403,"theta":-4.7441,"rho":1.2695,"theo":158.7272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.4,"last_trade_time":"2026-02-17T14:19:43","percent_change":0.0,"prev_day_close":172.199996948242},{"option":"SPXW260227P06745000","bid":43.7,"bid_size":8.0,"ask":44.3,"ask_size":10.0,"iv":0.2186,"open_interest":260.0,"volume":89.0,"delta":-0.301,"gamma":0.0015,"vega":3.6403,"theta":-4.7865,"rho":-0.5754,"theo":44.1013,"change":7.7,"open":34.3,"high":41.15,"low":26.95,"tick":"up","last_trade_price":34.07,"last_trade_time":"2026-02-18T15:59:05","percent_change":21.2121,"prev_day_close":36.2999992370606},{"option":"SPXW260227C06750000","bid":154.4,"bid_size":1.0,"ask":155.2,"ask_size":1.0,"iv":0.2174,"open_interest":301.0,"volume":16.0,"delta":0.6921,"gamma":0.0016,"vega":3.6756,"theta":-4.7698,"rho":1.2577,"theo":154.8618,"change":12.92,"open":163.25,"high":181.11,"low":163.25,"tick":"down","last_trade_price":165.72,"last_trade_time":"2026-02-18T14:44:29","percent_change":8.4555,"prev_day_close":167.299995422363},{"option":"SPXW260227P06750000","bid":44.8,"bid_size":11.0,"ask":45.5,"ask_size":20.0,"iv":0.2173,"open_interest":6152.0,"volume":1220.0,"delta":-0.3079,"gamma":0.0016,"vega":3.6756,"theta":-4.8103,"rho":-0.5886,"theo":45.2302,"change":1.4,"open":45.61,"high":46.79,"low":26.72,"tick":"up","last_trade_price":37.07,"last_trade_time":"2026-02-18T16:08:30","percent_change":3.75335,"prev_day_close":37.2999992370606},{"option":"SPXW260227C06755000","bid":150.6,"bid_size":1.0,"ask":151.5,"ask_size":1.0,"iv":0.2162,"open_interest":42.0,"volume":3.0,"delta":0.6851,"gamma":0.0016,"vega":3.71,"theta":-4.7936,"rho":1.2457,"theo":151.0221,"change":15.09,"open":183.11,"high":183.11,"low":164.09,"tick":"no_change","last_trade_price":164.09,"last_trade_time":"2026-02-18T14:37:23","percent_change":10.1275,"prev_day_close":164.0},{"option":"SPXW260227P06755000","bid":46.0,"bid_size":7.0,"ask":46.6,"ask_size":9.0,"iv":0.2161,"open_interest":1445.0,"volume":151.0,"delta":-0.3148,"gamma":0.0016,"vega":3.71,"theta":-4.8323,"rho":-0.6019,"theo":46.3847,"change":-14.78,"open":49.24,"high":49.24,"low":28.92,"tick":"up","last_trade_price":35.07,"last_trade_time":"2026-02-18T15:57:39","percent_change":-29.6489,"prev_day_close":38.2999992370606},{"option":"SPXW260227C06760000","bid":146.7,"bid_size":1.0,"ask":147.6,"ask_size":1.0,"iv":0.215,"open_interest":121.0,"volume":29.0,"delta":0.678,"gamma":0.0016,"vega":3.7435,"theta":-4.8155,"rho":1.2336,"theo":147.2083,"change":23.28,"open":175.03,"high":178.88,"low":153.2,"tick":"no_change","last_trade_price":168.53,"last_trade_time":"2026-02-18T15:56:45","percent_change":16.0275,"prev_day_close":159.950004577637},{"option":"SPXW260227P06760000","bid":47.2,"bid_size":6.0,"ask":47.8,"ask_size":13.0,"iv":0.2149,"open_interest":5597.0,"volume":502.0,"delta":-0.322,"gamma":0.0016,"vega":3.7435,"theta":-4.8524,"rho":-0.6154,"theo":47.5651,"change":-14.32,"open":46.8,"high":50.2,"low":28.95,"tick":"down","last_trade_price":36.73,"last_trade_time":"2026-02-18T15:49:45","percent_change":-28.0509,"prev_day_close":39.2999992370606},{"option":"SPXW260227C06765000","bid":143.0,"bid_size":1.0,"ask":143.9,"ask_size":1.0,"iv":0.2134,"open_interest":38.0,"volume":16.0,"delta":0.6708,"gamma":0.0016,"vega":3.7764,"theta":-4.8354,"rho":1.2212,"theo":143.4209,"change":33.9,"open":150.4,"high":175.45,"low":150.4,"tick":"up","last_trade_price":175.45,"last_trade_time":"2026-02-18T11:36:16","percent_change":23.9491,"prev_day_close":156.300003051758},{"option":"SPXW260227P06765000","bid":48.4,"bid_size":7.0,"ask":49.0,"ask_size":9.0,"iv":0.2136,"open_interest":525.0,"volume":72.0,"delta":-0.3292,"gamma":0.0016,"vega":3.7764,"theta":-4.8704,"rho":-0.6292,"theo":48.7719,"change":-14.0,"open":46.27,"high":46.6,"low":30.5,"tick":"down","last_trade_price":38.35,"last_trade_time":"2026-02-18T15:47:11","percent_change":-26.7431,"prev_day_close":40.3999996185303},{"option":"SPXW260227C06770000","bid":139.3,"bid_size":1.0,"ask":140.1,"ask_size":1.0,"iv":0.2123,"open_interest":121.0,"volume":7.0,"delta":0.6634,"gamma":0.0016,"vega":3.8085,"theta":-4.8532,"rho":1.2084,"theo":139.6606,"change":8.7,"open":143.66,"high":146.6,"low":143.66,"tick":"no_change","last_trade_price":146.6,"last_trade_time":"2026-02-18T09:47:13","percent_change":6.30892,"prev_day_close":152.099998474121},{"option":"SPXW260227P06770000","bid":49.6,"bid_size":7.0,"ask":50.3,"ask_size":22.0,"iv":0.2124,"open_interest":426.0,"volume":200.0,"delta":-0.3366,"gamma":0.0016,"vega":3.8085,"theta":-4.8864,"rho":-0.6433,"theo":50.0059,"change":-16.05,"open":49.2,"high":51.17,"low":30.3,"tick":"down","last_trade_price":37.6,"last_trade_time":"2026-02-18T15:58:01","percent_change":-29.9161,"prev_day_close":41.4500007629394},{"option":"SPXW260227C06775000","bid":135.5,"bid_size":1.0,"ask":136.4,"ask_size":1.0,"iv":0.2111,"open_interest":88.0,"volume":1.0,"delta":0.6559,"gamma":0.0017,"vega":3.84,"theta":-4.8689,"rho":1.1952,"theo":135.9284,"change":30.57,"open":164.77,"high":164.77,"low":164.77,"tick":"up","last_trade_price":164.77,"last_trade_time":"2026-02-18T10:22:28","percent_change":22.7794,"prev_day_close":147.550003051758},{"option":"SPXW260227P06775000","bid":50.9,"bid_size":7.0,"ask":51.5,"ask_size":12.0,"iv":0.2112,"open_interest":2291.0,"volume":758.0,"delta":-0.3441,"gamma":0.0017,"vega":3.84,"theta":-4.9002,"rho":-0.6579,"theo":51.2679,"change":1.45,"open":52.91,"high":54.16,"low":31.42,"tick":"down","last_trade_price":41.6,"last_trade_time":"2026-02-18T16:03:32","percent_change":3.41176,"prev_day_close":42.5},{"option":"SPXW260227C06780000","bid":131.9,"bid_size":3.0,"ask":132.6,"ask_size":6.0,"iv":0.2098,"open_interest":390.0,"volume":31.0,"delta":0.6482,"gamma":0.0017,"vega":3.8707,"theta":-4.8822,"rho":1.1816,"theo":132.2253,"change":18.71,"open":135.76,"high":163.07,"low":135.76,"tick":"down","last_trade_price":149.21,"last_trade_time":"2026-02-18T15:52:36","percent_change":14.3372,"prev_day_close":143.649993896484},{"option":"SPXW260227P06780000","bid":52.2,"bid_size":6.0,"ask":52.8,"ask_size":7.0,"iv":0.2099,"open_interest":1803.0,"volume":148.0,"delta":-0.3517,"gamma":0.0017,"vega":3.8707,"theta":-4.9117,"rho":-0.6728,"theo":52.559,"change":-13.08,"open":48.74,"high":53.79,"low":33.18,"tick":"up","last_trade_price":43.27,"last_trade_time":"2026-02-18T16:06:11","percent_change":-23.2121,"prev_day_close":43.7000007629394},{"option":"SPXW260227C06785000","bid":128.2,"bid_size":2.0,"ask":128.9,"ask_size":5.0,"iv":0.2084,"open_interest":48.0,"volume":2.0,"delta":0.6404,"gamma":0.0017,"vega":3.9002,"theta":-4.8932,"rho":1.1678,"theo":128.552,"change":31.67,"open":147.43,"high":158.57,"low":147.43,"tick":"up","last_trade_price":158.57,"last_trade_time":"2026-02-18T12:22:14","percent_change":24.9567,"prev_day_close":139.900001525879},{"option":"SPXW260227P06785000","bid":53.5,"bid_size":7.0,"ask":54.2,"ask_size":14.0,"iv":0.2086,"open_interest":551.0,"volume":70.0,"delta":-0.3595,"gamma":0.0017,"vega":3.9002,"theta":-4.9208,"rho":-0.6881,"theo":53.8799,"change":-13.29,"open":55.59,"high":56.75,"low":33.14,"tick":"up","last_trade_price":44.46,"last_trade_time":"2026-02-18T16:07:23","percent_change":-23.013,"prev_day_close":44.7999992370606},{"option":"SPXW260227C06790000","bid":124.5,"bid_size":9.0,"ask":125.3,"ask_size":6.0,"iv":0.2072,"open_interest":201.0,"volume":4.0,"delta":0.6325,"gamma":0.0017,"vega":3.9284,"theta":-4.9017,"rho":1.1536,"theo":124.9092,"change":16.1,"open":145.7,"high":150.6,"low":138.18,"tick":"up","last_trade_price":139.5,"last_trade_time":"2026-02-18T15:59:39","percent_change":13.047,"prev_day_close":136.099998474121},{"option":"SPXW260227P06790000","bid":54.8,"bid_size":16.0,"ask":55.5,"ask_size":12.0,"iv":0.2072,"open_interest":1245.0,"volume":152.0,"delta":-0.3674,"gamma":0.0017,"vega":3.9284,"theta":-4.9274,"rho":-0.7035,"theo":55.2314,"change":-3.1,"open":59.43,"high":59.43,"low":34.55,"tick":"up","last_trade_price":42.8,"last_trade_time":"2026-02-18T15:59:01","percent_change":-6.73913,"prev_day_close":46.0},{"option":"SPXW260227C06795000","bid":120.9,"bid_size":8.0,"ask":121.7,"ask_size":5.0,"iv":0.2059,"open_interest":83.0,"volume":8.0,"delta":0.6244,"gamma":0.0018,"vega":3.955,"theta":-4.9076,"rho":1.1394,"theo":121.2975,"change":15.7,"open":135.8,"high":150.82,"low":135.6,"tick":"down","last_trade_price":135.6,"last_trade_time":"2026-02-18T15:59:39","percent_change":13.0942,"prev_day_close":132.300003051758},{"option":"SPXW260227P06795000","bid":56.2,"bid_size":7.0,"ask":56.9,"ask_size":7.0,"iv":0.2057,"open_interest":475.0,"volume":294.0,"delta":-0.3755,"gamma":0.0018,"vega":3.955,"theta":-4.9316,"rho":-0.7191,"theo":56.6139,"change":-13.05,"open":55.42,"high":56.67,"low":36.0,"tick":"up","last_trade_price":47.6,"last_trade_time":"2026-02-18T16:12:52","percent_change":-21.5169,"prev_day_close":47.25},{"option":"SPXW260227C06800000","bid":117.4,"bid_size":3.0,"ask":118.1,"ask_size":6.0,"iv":0.2045,"open_interest":687.0,"volume":94.0,"delta":0.6162,"gamma":0.0018,"vega":3.9802,"theta":-4.911,"rho":1.1251,"theo":117.717,"change":-10.88,"open":121.9,"high":147.5,"low":119.9,"tick":"up","last_trade_price":135.07,"last_trade_time":"2026-02-18T15:59:02","percent_change":-8.46693,"prev_day_close":128.5},{"option":"SPXW260227P06800000","bid":57.7,"bid_size":6.0,"ask":58.3,"ask_size":11.0,"iv":0.2045,"open_interest":13322.0,"volume":1761.0,"delta":-0.3838,"gamma":0.0018,"vega":3.9802,"theta":-4.9331,"rho":-0.7349,"theo":58.0277,"change":7.62,"open":59.7,"high":61.2,"low":35.66,"tick":"no_change","last_trade_price":47.33,"last_trade_time":"2026-02-18T16:02:45","percent_change":15.7113,"prev_day_close":48.5},{"option":"SPXW260227C06805000","bid":113.8,"bid_size":8.0,"ask":114.6,"ask_size":8.0,"iv":0.2032,"open_interest":67.0,"volume":4.0,"delta":0.6078,"gamma":0.0018,"vega":4.0039,"theta":-4.9117,"rho":1.1104,"theo":114.1684,"change":15.15,"open":140.1,"high":140.1,"low":128.1,"tick":"down","last_trade_price":128.1,"last_trade_time":"2026-02-18T15:59:39","percent_change":13.413,"prev_day_close":124.75},{"option":"SPXW260227P06805000","bid":59.1,"bid_size":7.0,"ask":59.8,"ask_size":7.0,"iv":0.2031,"open_interest":242.0,"volume":52.0,"delta":-0.3921,"gamma":0.0018,"vega":4.0039,"theta":-4.932,"rho":-0.7508,"theo":59.4732,"change":-15.12,"open":61.15,"high":61.15,"low":37.94,"tick":"no_change","last_trade_price":48.63,"last_trade_time":"2026-02-18T16:02:45","percent_change":-23.7176,"prev_day_close":49.75},{"option":"SPXW260227C06810000","bid":110.3,"bid_size":9.0,"ask":111.1,"ask_size":9.0,"iv":0.2018,"open_interest":93.0,"volume":5.0,"delta":0.5993,"gamma":0.0018,"vega":4.0263,"theta":-4.9097,"rho":1.0955,"theo":110.6523,"change":19.81,"open":113.6,"high":129.26,"low":113.6,"tick":"up","last_trade_price":129.26,"last_trade_time":"2026-02-18T15:55:22","percent_change":18.0996,"prev_day_close":121.050003051758},{"option":"SPXW260227P06810000","bid":60.6,"bid_size":6.0,"ask":61.3,"ask_size":13.0,"iv":0.2019,"open_interest":823.0,"volume":281.0,"delta":-0.4007,"gamma":0.0018,"vega":4.0263,"theta":-4.9281,"rho":-0.7671,"theo":60.9514,"change":-15.12,"open":65.48,"high":65.48,"low":38.55,"tick":"up","last_trade_price":50.13,"last_trade_time":"2026-02-18T16:03:19","percent_change":-23.1724,"prev_day_close":51.0499992370606},{"option":"SPXW260227C06815000","bid":106.8,"bid_size":9.0,"ask":107.6,"ask_size":9.0,"iv":0.2004,"open_interest":32.0,"volume":6.0,"delta":0.5906,"gamma":0.0019,"vega":4.0474,"theta":-4.9048,"rho":1.0801,"theo":107.17,"change":17.95,"open":110.8,"high":135.05,"low":110.8,"tick":"down","last_trade_price":124.0,"last_trade_time":"2026-02-18T14:26:04","percent_change":16.926,"prev_day_close":117.449996948242},{"option":"SPXW260227P06815000","bid":62.1,"bid_size":6.0,"ask":62.8,"ask_size":7.0,"iv":0.2003,"open_interest":346.0,"volume":193.0,"delta":-0.4094,"gamma":0.0019,"vega":4.0474,"theta":-4.9213,"rho":-0.7839,"theo":62.4633,"change":-19.28,"open":62.27,"high":65.63,"low":40.75,"tick":"no_change","last_trade_price":47.62,"last_trade_time":"2026-02-18T15:54:06","percent_change":-28.8191,"prev_day_close":52.3999996185303},{"option":"SPXW260227C06820000","bid":103.4,"bid_size":9.0,"ask":104.1,"ask_size":6.0,"iv":0.1989,"open_interest":191.0,"volume":15.0,"delta":0.5818,"gamma":0.0019,"vega":4.067,"theta":-4.8969,"rho":1.0642,"theo":103.7228,"change":27.14,"open":109.05,"high":129.89,"low":109.05,"tick":"up","last_trade_price":129.89,"last_trade_time":"2026-02-18T10:06:32","percent_change":26.4136,"prev_day_close":113.75},{"option":"SPXW260227P06820000","bid":63.7,"bid_size":5.0,"ask":64.3,"ask_size":6.0,"iv":0.199,"open_interest":975.0,"volume":897.0,"delta":-0.4182,"gamma":0.0019,"vega":4.067,"theta":-4.9116,"rho":-0.8012,"theo":64.0103,"change":-3.45,"open":68.63,"high":68.63,"low":39.59,"tick":"down","last_trade_price":50.32,"last_trade_time":"2026-02-18T15:50:32","percent_change":-6.4186,"prev_day_close":53.75},{"option":"SPXW260227C06825000","bid":100.0,"bid_size":10.0,"ask":100.7,"ask_size":7.0,"iv":0.1975,"open_interest":485.0,"volume":37.0,"delta":0.5728,"gamma":0.0019,"vega":4.0849,"theta":-4.8859,"rho":1.0479,"theo":100.3118,"change":2.28,"open":103.5,"high":126.93,"low":103.5,"tick":"no_change","last_trade_price":109.72,"last_trade_time":"2026-02-18T14:38:16","percent_change":2.06803,"prev_day_close":110.25},{"option":"SPXW260227P06825000","bid":65.3,"bid_size":5.0,"ask":65.9,"ask_size":11.0,"iv":0.1975,"open_interest":7062.0,"volume":1620.0,"delta":-0.4272,"gamma":0.0019,"vega":4.0849,"theta":-4.8988,"rho":-0.8188,"theo":65.5936,"change":1.51,"open":65.42,"high":68.2,"low":41.75,"tick":"up","last_trade_price":54.3,"last_trade_time":"2026-02-18T16:01:39","percent_change":2.73798,"prev_day_close":55.1500015258789},{"option":"SPXW260227C06830000","bid":96.6,"bid_size":9.0,"ask":97.4,"ask_size":9.0,"iv":0.1962,"open_interest":198.0,"volume":18.0,"delta":0.5636,"gamma":0.0019,"vega":4.1009,"theta":-4.8718,"rho":1.0314,"theo":96.9382,"change":18.52,"open":103.45,"high":124.15,"low":103.45,"tick":"no_change","last_trade_price":114.67,"last_trade_time":"2026-02-18T15:56:45","percent_change":19.2616,"prev_day_close":106.700000762939},{"option":"SPXW260227P06830000","bid":66.9,"bid_size":5.0,"ask":67.5,"ask_size":6.0,"iv":0.1961,"open_interest":2193.0,"volume":215.0,"delta":-0.4363,"gamma":0.0019,"vega":4.1009,"theta":-4.8828,"rho":-0.8367,"theo":67.2142,"change":-18.45,"open":68.5,"high":68.5,"low":42.0,"tick":"up","last_trade_price":51.89,"last_trade_time":"2026-02-18T15:57:33","percent_change":-25.6428,"prev_day_close":56.5499992370606},{"option":"SPXW260227C06835000","bid":93.3,"bid_size":9.0,"ask":94.1,"ask_size":9.0,"iv":0.1947,"open_interest":185.0,"volume":9.0,"delta":0.5543,"gamma":0.0019,"vega":4.1148,"theta":-4.8544,"rho":1.0148,"theo":93.6025,"change":22.55,"open":97.5,"high":120.35,"low":97.5,"tick":"down","last_trade_price":115.5,"last_trade_time":"2026-02-18T12:44:38","percent_change":24.2604,"prev_day_close":103.150001525879},{"option":"SPXW260227P06835000","bid":68.6,"bid_size":5.0,"ask":69.2,"ask_size":11.0,"iv":0.1946,"open_interest":1023.0,"volume":387.0,"delta":-0.4457,"gamma":0.0019,"vega":4.1148,"theta":-4.8635,"rho":-0.8547,"theo":68.8727,"change":-21.05,"open":71.2,"high":71.2,"low":43.7,"tick":"down","last_trade_price":52.65,"last_trade_time":"2026-02-18T15:56:16","percent_change":-28.5617,"prev_day_close":58.0499992370606},{"option":"SPXW260227C06840000","bid":90.0,"bid_size":9.0,"ask":90.8,"ask_size":13.0,"iv":0.1932,"open_interest":335.0,"volume":29.0,"delta":0.5448,"gamma":0.002,"vega":4.1265,"theta":-4.8337,"rho":0.998,"theo":90.3055,"change":10.96,"open":96.7,"high":115.0,"low":93.5,"tick":"down","last_trade_price":93.5,"last_trade_time":"2026-02-18T15:11:44","percent_change":10.9985,"prev_day_close":99.6500015258789},{"option":"SPXW260227P06840000","bid":70.1,"bid_size":7.0,"ask":70.9,"ask_size":7.0,"iv":0.193,"open_interest":578.0,"volume":220.0,"delta":-0.4551,"gamma":0.002,"vega":4.1265,"theta":-4.841,"rho":-0.8729,"theo":70.5699,"change":-17.07,"open":70.85,"high":70.85,"low":45.16,"tick":"up","last_trade_price":58.43,"last_trade_time":"2026-02-18T16:03:42","percent_change":-22.6093,"prev_day_close":59.5499992370606},{"option":"SPXW260227C06845000","bid":86.8,"bid_size":7.0,"ask":87.5,"ask_size":9.0,"iv":0.1917,"open_interest":289.0,"volume":16.0,"delta":0.5352,"gamma":0.002,"vega":4.1362,"theta":-4.8097,"rho":0.9809,"theo":87.0478,"change":14.35,"open":90.3,"high":113.2,"low":90.3,"tick":"up","last_trade_price":100.9,"last_trade_time":"2026-02-18T14:16:52","percent_change":16.58,"prev_day_close":96.1500015258789},{"option":"SPXW260227P06845000","bid":71.9,"bid_size":6.0,"ask":72.7,"ask_size":7.0,"iv":0.1916,"open_interest":408.0,"volume":116.0,"delta":-0.4648,"gamma":0.002,"vega":4.1362,"theta":-4.8152,"rho":-0.8913,"theo":72.3065,"change":-20.08,"open":73.7,"high":73.7,"low":48.2,"tick":"no_change","last_trade_price":57.22,"last_trade_time":"2026-02-18T15:51:14","percent_change":-25.9767,"prev_day_close":61.1000003814697},{"option":"SPXW260227C06850000","bid":83.6,"bid_size":6.0,"ask":84.3,"ask_size":13.0,"iv":0.1901,"open_interest":3297.0,"volume":441.0,"delta":0.5253,"gamma":0.002,"vega":4.1436,"theta":-4.7823,"rho":0.9635,"theo":83.8309,"change":-10.14,"open":86.95,"high":111.2,"low":85.1,"tick":"down","last_trade_price":95.28,"last_trade_time":"2026-02-18T16:14:24","percent_change":-10.9267,"prev_day_close":92.7999992370606},{"option":"SPXW260227P06850000","bid":73.7,"bid_size":3.0,"ask":74.4,"ask_size":5.0,"iv":0.1901,"open_interest":5126.0,"volume":1291.0,"delta":-0.4746,"gamma":0.002,"vega":4.1436,"theta":-4.7859,"rho":-0.9101,"theo":74.0838,"change":12.25,"open":76.37,"high":78.6,"low":46.82,"tick":"up","last_trade_price":62.2,"last_trade_time":"2026-02-18T16:14:27","percent_change":19.5219,"prev_day_close":62.75},{"option":"SPXW260227C06855000","bid":80.4,"bid_size":7.0,"ask":81.2,"ask_size":9.0,"iv":0.1888,"open_interest":100.0,"volume":42.0,"delta":0.5154,"gamma":0.002,"vega":4.1488,"theta":-4.7513,"rho":0.9455,"theo":80.6564,"change":11.25,"open":81.21,"high":104.0,"low":81.21,"tick":"up","last_trade_price":91.7,"last_trade_time":"2026-02-18T15:59:48","percent_change":13.9838,"prev_day_close":89.4499969482422},{"option":"SPXW260227P06855000","bid":75.5,"bid_size":6.0,"ask":76.3,"ask_size":6.0,"iv":0.1886,"open_interest":240.0,"volume":84.0,"delta":-0.4846,"gamma":0.002,"vega":4.1488,"theta":-4.7531,"rho":-0.9295,"theo":75.9035,"change":-20.01,"open":78.3,"high":78.3,"low":49.5,"tick":"down","last_trade_price":61.09,"last_trade_time":"2026-02-18T15:49:36","percent_change":-24.6732,"prev_day_close":64.2999992370606},{"option":"SPXW260227C06860000","bid":77.3,"bid_size":7.0,"ask":78.0,"ask_size":3.0,"iv":0.1873,"open_interest":170.0,"volume":56.0,"delta":0.5052,"gamma":0.002,"vega":4.1515,"theta":-4.7167,"rho":0.927,"theo":77.5263,"change":6.25,"open":79.18,"high":101.5,"low":79.18,"tick":"down","last_trade_price":83.65,"last_trade_time":"2026-02-18T15:37:17","percent_change":8.07494,"prev_day_close":86.1500015258789},{"option":"SPXW260227P06860000","bid":77.3,"bid_size":7.0,"ask":78.1,"ask_size":6.0,"iv":0.1871,"open_interest":685.0,"volume":273.0,"delta":-0.4947,"gamma":0.002,"vega":4.1515,"theta":-4.7166,"rho":-0.9494,"theo":77.7677,"change":-19.9,"open":72.68,"high":78.74,"low":50.75,"tick":"up","last_trade_price":63.2,"last_trade_time":"2026-02-18T15:59:28","percent_change":-23.9471,"prev_day_close":66.0500030517578},{"option":"SPXW260227C06865000","bid":74.2,"bid_size":7.0,"ask":74.9,"ask_size":7.0,"iv":0.1857,"open_interest":189.0,"volume":85.0,"delta":0.4949,"gamma":0.0021,"vega":4.1515,"theta":-4.6784,"rho":0.9081,"theo":74.4425,"change":10.25,"open":78.5,"high":97.7,"low":78.13,"tick":"up","last_trade_price":84.7,"last_trade_time":"2026-02-18T15:46:33","percent_change":13.7676,"prev_day_close":82.8499984741211},{"option":"SPXW260227P06865000","bid":79.2,"bid_size":6.0,"ask":80.1,"ask_size":7.0,"iv":0.1855,"open_interest":262.0,"volume":82.0,"delta":-0.505,"gamma":0.0021,"vega":4.1515,"theta":-4.6765,"rho":-0.9696,"theo":79.6781,"change":-19.6,"open":76.43,"high":77.05,"low":51.2,"tick":"down","last_trade_price":62.0,"last_trade_time":"2026-02-18T15:57:16","percent_change":-23.0047,"prev_day_close":67.75},{"option":"SPXW260227C06870000","bid":71.2,"bid_size":7.0,"ask":71.9,"ask_size":7.0,"iv":0.1843,"open_interest":235.0,"volume":96.0,"delta":0.4845,"gamma":0.0021,"vega":4.1489,"theta":-4.6364,"rho":0.8892,"theo":71.4062,"change":10.2,"open":75.1,"high":96.57,"low":72.82,"tick":"up","last_trade_price":83.16,"last_trade_time":"2026-02-18T15:49:56","percent_change":14.2657,"prev_day_close":79.6500015258789},{"option":"SPXW260227P06870000","bid":81.2,"bid_size":3.0,"ask":82.0,"ask_size":3.0,"iv":0.1839,"open_interest":2293.0,"volume":430.0,"delta":-0.5155,"gamma":0.0021,"vega":4.1489,"theta":-4.6326,"rho":-0.9899,"theo":81.636,"change":-18.75,"open":75.0,"high":79.8,"low":52.7,"tick":"up","last_trade_price":68.5,"last_trade_time":"2026-02-18T16:01:35","percent_change":-21.49,"prev_day_close":69.5500030517578},{"option":"SPXW260227C06875000","bid":68.2,"bid_size":7.0,"ask":68.9,"ask_size":7.0,"iv":0.1827,"open_interest":820.0,"volume":210.0,"delta":0.4738,"gamma":0.0021,"vega":4.1435,"theta":-4.5905,"rho":0.8701,"theo":68.4184,"change":2.34,"open":68.0,"high":91.0,"low":68.0,"tick":"down","last_trade_price":78.4,"last_trade_time":"2026-02-18T16:00:45","percent_change":3.06083,"prev_day_close":76.4499969482422},{"option":"SPXW260227P06875000","bid":83.2,"bid_size":6.0,"ask":84.0,"ask_size":3.0,"iv":0.1824,"open_interest":2552.0,"volume":758.0,"delta":-0.5261,"gamma":0.0021,"vega":4.1435,"theta":-4.5849,"rho":-1.0103,"theo":83.6425,"change":13.46,"open":78.8,"high":80.0,"low":55.0,"tick":"no_change","last_trade_price":70.27,"last_trade_time":"2026-02-18T15:59:46","percent_change":18.8648,"prev_day_close":71.3499984741211},{"option":"SPXW260227C06880000","bid":65.3,"bid_size":7.0,"ask":66.0,"ask_size":7.0,"iv":0.1812,"open_interest":364.0,"volume":91.0,"delta":0.463,"gamma":0.0021,"vega":4.1351,"theta":-4.541,"rho":0.8509,"theo":65.4807,"change":9.95,"open":69.2,"high":88.39,"low":68.4,"tick":"down","last_trade_price":75.75,"last_trade_time":"2026-02-18T16:05:37","percent_change":15.1216,"prev_day_close":73.25},{"option":"SPXW260227P06880000","bid":85.2,"bid_size":7.0,"ask":86.1,"ask_size":3.0,"iv":0.1808,"open_interest":1177.0,"volume":455.0,"delta":-0.5369,"gamma":0.0021,"vega":4.1351,"theta":-4.5335,"rho":-1.0309,"theo":85.6989,"change":2.25,"open":86.07,"high":86.07,"low":56.72,"tick":"down","last_trade_price":66.08,"last_trade_time":"2026-02-18T15:54:40","percent_change":3.07587,"prev_day_close":73.1500015258789},{"option":"SPXW260227C06885000","bid":62.4,"bid_size":7.0,"ask":63.1,"ask_size":7.0,"iv":0.1795,"open_interest":383.0,"volume":66.0,"delta":0.4521,"gamma":0.0021,"vega":4.1237,"theta":-4.4877,"rho":0.8312,"theo":62.5949,"change":8.92,"open":66.9,"high":83.1,"low":65.0,"tick":"up","last_trade_price":71.92,"last_trade_time":"2026-02-18T15:46:27","percent_change":14.1587,"prev_day_close":70.2000007629394},{"option":"SPXW260227P06885000","bid":87.6,"bid_size":2.0,"ask":88.2,"ask_size":2.0,"iv":0.1794,"open_interest":244.0,"volume":85.0,"delta":-0.5478,"gamma":0.0021,"vega":4.1237,"theta":-4.4784,"rho":-1.052,"theo":87.8074,"change":-23.7,"open":74.04,"high":85.5,"low":58.13,"tick":"down","last_trade_price":70.0,"last_trade_time":"2026-02-18T15:50:47","percent_change":-25.2935,"prev_day_close":75.0500030517578},{"option":"SPXW260227C06890000","bid":59.6,"bid_size":7.0,"ask":60.3,"ask_size":12.0,"iv":0.178,"open_interest":826.0,"volume":183.0,"delta":0.441,"gamma":0.0021,"vega":4.1088,"theta":-4.4306,"rho":0.8109,"theo":59.7639,"change":10.05,"open":60.92,"high":82.77,"low":60.92,"tick":"down","last_trade_price":70.4,"last_trade_time":"2026-02-18T16:02:56","percent_change":16.6529,"prev_day_close":67.1500015258789},{"option":"SPXW260227P06890000","bid":89.8,"bid_size":1.0,"ask":90.6,"ask_size":7.0,"iv":0.1781,"open_interest":1236.0,"volume":155.0,"delta":-0.5589,"gamma":0.0021,"vega":4.1088,"theta":-4.4194,"rho":-1.0736,"theo":89.9706,"change":-19.86,"open":92.95,"high":92.95,"low":60.1,"tick":"up","last_trade_price":76.14,"last_trade_time":"2026-02-18T16:01:04","percent_change":-20.6875,"prev_day_close":77.1000022888184},{"option":"SPXW260227C06895000","bid":56.8,"bid_size":7.0,"ask":57.5,"ask_size":7.0,"iv":0.1764,"open_interest":281.0,"volume":131.0,"delta":0.4298,"gamma":0.0021,"vega":4.0904,"theta":-4.3696,"rho":0.7902,"theo":56.9904,"change":10.58,"open":61.3,"high":79.1,"low":60.23,"tick":"down","last_trade_price":68.18,"last_trade_time":"2026-02-18T15:59:25","percent_change":18.3681,"prev_day_close":64.1500015258789},{"option":"SPXW260227P06895000","bid":92.0,"bid_size":2.0,"ask":92.6,"ask_size":2.0,"iv":0.1762,"open_interest":335.0,"volume":145.0,"delta":-0.5702,"gamma":0.0021,"vega":4.0904,"theta":-4.3565,"rho":-1.0957,"theo":92.1913,"change":-26.25,"open":73.39,"high":88.8,"low":60.4,"tick":"down","last_trade_price":72.05,"last_trade_time":"2026-02-18T15:55:15","percent_change":-26.704,"prev_day_close":79.0500030517578},{"option":"SPXW260227C06900000","bid":54.1,"bid_size":11.0,"ask":54.8,"ask_size":11.0,"iv":0.1747,"open_interest":8341.0,"volume":1395.0,"delta":0.4184,"gamma":0.0021,"vega":4.0685,"theta":-4.3047,"rho":0.7693,"theo":54.2767,"change":-7.78,"open":57.6,"high":76.1,"low":55.42,"tick":"down","last_trade_price":63.0,"last_trade_time":"2026-02-18T16:13:00","percent_change":-12.702,"prev_day_close":61.25},{"option":"SPXW260227P06900000","bid":94.3,"bid_size":1.0,"ask":95.1,"ask_size":7.0,"iv":0.1747,"open_interest":5355.0,"volume":1745.0,"delta":-0.5815,"gamma":0.0021,"vega":4.0685,"theta":-4.2899,"rho":-1.118,"theo":94.4719,"change":11.8,"open":95.0,"high":99.2,"low":62.15,"tick":"up","last_trade_price":80.96,"last_trade_time":"2026-02-18T16:11:39","percent_change":14.5499,"prev_day_close":81.1000022888184},{"option":"SPXW260227C06905000","bid":51.5,"bid_size":6.0,"ask":52.1,"ask_size":7.0,"iv":0.1731,"open_interest":260.0,"volume":116.0,"delta":0.4069,"gamma":0.0022,"vega":4.0433,"theta":-4.2362,"rho":0.7484,"theo":51.6246,"change":7.51,"open":55.0,"high":72.8,"low":53.51,"tick":"up","last_trade_price":59.96,"last_trade_time":"2026-02-18T16:12:52","percent_change":14.3184,"prev_day_close":58.3499984741211},{"option":"SPXW260227P06905000","bid":96.3,"bid_size":3.0,"ask":97.2,"ask_size":2.0,"iv":0.1728,"open_interest":204.0,"volume":38.0,"delta":-0.593,"gamma":0.0022,"vega":4.0433,"theta":-4.2194,"rho":-1.1402,"theo":96.814,"change":-25.32,"open":75.85,"high":90.91,"low":66.0,"tick":"up","last_trade_price":77.78,"last_trade_time":"2026-02-18T15:58:43","percent_change":-24.5587,"prev_day_close":83.25},{"option":"SPXW260227C06910000","bid":48.8,"bid_size":7.0,"ask":49.5,"ask_size":7.0,"iv":0.1715,"open_interest":754.0,"volume":213.0,"delta":0.3952,"gamma":0.0022,"vega":4.0148,"theta":-4.1639,"rho":0.7275,"theo":49.0353,"change":7.55,"open":52.08,"high":69.68,"low":50.4,"tick":"up","last_trade_price":57.5,"last_trade_time":"2026-02-18T16:08:27","percent_change":15.1151,"prev_day_close":55.5499992370606},{"option":"SPXW260227P06910000","bid":98.9,"bid_size":2.0,"ask":99.6,"ask_size":2.0,"iv":0.1714,"open_interest":694.0,"volume":75.0,"delta":-0.6047,"gamma":0.0022,"vega":4.0148,"theta":-4.1454,"rho":-1.1625,"theo":99.219,"change":-28.17,"open":105.36,"high":105.36,"low":67.12,"tick":"down","last_trade_price":77.43,"last_trade_time":"2026-02-18T15:54:40","percent_change":-26.6761,"prev_day_close":85.3999977111816},{"option":"SPXW260227C06915000","bid":46.3,"bid_size":7.0,"ask":47.0,"ask_size":14.0,"iv":0.1698,"open_interest":304.0,"volume":211.0,"delta":0.3835,"gamma":0.0022,"vega":3.9825,"theta":-4.0881,"rho":0.7062,"theo":46.511,"change":0.96,"open":53.89,"high":66.66,"low":48.41,"tick":"down","last_trade_price":48.41,"last_trade_time":"2026-02-18T15:22:49","percent_change":2.02318,"prev_day_close":52.75},{"option":"SPXW260227P06915000","bid":101.4,"bid_size":2.0,"ask":102.3,"ask_size":4.0,"iv":0.1699,"open_interest":484.0,"volume":61.0,"delta":-0.6164,"gamma":0.0022,"vega":3.9825,"theta":-4.0677,"rho":-1.1851,"theo":101.6888,"change":-24.16,"open":107.86,"high":107.86,"low":69.99,"tick":"up","last_trade_price":83.94,"last_trade_time":"2026-02-18T14:27:30","percent_change":-22.3497,"prev_day_close":87.6500015258789},{"option":"SPXW260227C06920000","bid":43.9,"bid_size":7.0,"ask":44.5,"ask_size":8.0,"iv":0.1683,"open_interest":529.0,"volume":192.0,"delta":0.3717,"gamma":0.0022,"vega":3.9458,"theta":-4.0088,"rho":0.6845,"theo":44.054,"change":10.98,"open":47.89,"high":64.0,"low":45.73,"tick":"no_change","last_trade_price":56.03,"last_trade_time":"2026-02-18T15:54:58","percent_change":24.3729,"prev_day_close":50.1500015258789},{"option":"SPXW260227P06920000","bid":103.9,"bid_size":2.0,"ask":104.6,"ask_size":2.0,"iv":0.1682,"open_interest":352.0,"volume":36.0,"delta":-0.6283,"gamma":0.0022,"vega":3.9458,"theta":-3.9865,"rho":-1.2082,"theo":104.2261,"change":-28.49,"open":105.66,"high":107.04,"low":71.2,"tick":"no_change","last_trade_price":82.21,"last_trade_time":"2026-02-18T15:56:49","percent_change":-25.7362,"prev_day_close":89.9499969482422},{"option":"SPXW260227C06925000","bid":41.4,"bid_size":11.0,"ask":42.0,"ask_size":3.0,"iv":0.1666,"open_interest":1883.0,"volume":325.0,"delta":0.3598,"gamma":0.0022,"vega":3.9046,"theta":-3.9259,"rho":0.6623,"theo":41.6668,"change":-5.24,"open":45.0,"high":60.7,"low":42.88,"tick":"down","last_trade_price":48.75,"last_trade_time":"2026-02-18T16:09:50","percent_change":-11.0549,"prev_day_close":47.3999996185303},{"option":"SPXW260227P06925000","bid":106.6,"bid_size":1.0,"ask":107.4,"ask_size":4.0,"iv":0.1666,"open_interest":1927.0,"volume":280.0,"delta":-0.6402,"gamma":0.0022,"vega":3.9046,"theta":-3.9018,"rho":-1.2317,"theo":106.8331,"change":15.76,"open":103.44,"high":103.44,"low":73.0,"tick":"up","last_trade_price":101.17,"last_trade_time":"2026-02-18T15:10:17","percent_change":17.084,"prev_day_close":92.25},{"option":"SPXW260227C06930000","bid":39.1,"bid_size":7.0,"ask":39.7,"ask_size":8.0,"iv":0.165,"open_interest":582.0,"volume":391.0,"delta":0.3478,"gamma":0.0021,"vega":3.8595,"theta":-3.8395,"rho":0.6402,"theo":39.3504,"change":8.83,"open":42.48,"high":57.8,"low":40.47,"tick":"no_change","last_trade_price":46.4,"last_trade_time":"2026-02-18T16:11:36","percent_change":19.6879,"prev_day_close":44.8499984741211},{"option":"SPXW260227P06930000","bid":109.1,"bid_size":2.0,"ask":109.8,"ask_size":2.0,"iv":0.1649,"open_interest":2169.0,"volume":31.0,"delta":-0.6522,"gamma":0.0021,"vega":3.8595,"theta":-3.8136,"rho":-1.2552,"theo":109.5109,"change":-25.5,"open":95.16,"high":95.16,"low":75.51,"tick":"up","last_trade_price":90.5,"last_trade_time":"2026-02-18T14:16:10","percent_change":-21.9828,"prev_day_close":94.6500015258789},{"option":"SPXW260227C06935000","bid":36.8,"bid_size":7.0,"ask":37.4,"ask_size":9.0,"iv":0.1634,"open_interest":216.0,"volume":109.0,"delta":0.3357,"gamma":0.0021,"vega":3.8109,"theta":-3.7498,"rho":0.6183,"theo":37.1044,"change":8.5,"open":40.18,"high":55.0,"low":38.2,"tick":"up","last_trade_price":46.7,"last_trade_time":"2026-02-18T15:53:31","percent_change":22.2513,"prev_day_close":42.3499984741211},{"option":"SPXW260227P06935000","bid":111.8,"bid_size":2.0,"ask":112.5,"ask_size":1.0,"iv":0.1634,"open_interest":206.0,"volume":31.0,"delta":-0.6642,"gamma":0.0021,"vega":3.8109,"theta":-3.722,"rho":-1.2785,"theo":112.2592,"change":-12.0,"open":97.56,"high":109.0,"low":79.8,"tick":"down","last_trade_price":106.9,"last_trade_time":"2026-02-18T15:25:40","percent_change":-10.0925,"prev_day_close":97.1000022888184},{"option":"SPXW260227C06940000","bid":34.6,"bid_size":8.0,"ask":35.2,"ask_size":9.0,"iv":0.1618,"open_interest":547.0,"volume":290.0,"delta":0.3236,"gamma":0.0021,"vega":3.7588,"theta":-3.6567,"rho":0.5964,"theo":34.928,"change":-4.9,"open":40.61,"high":51.3,"low":35.92,"tick":"down","last_trade_price":41.95,"last_trade_time":"2026-02-18T16:05:37","percent_change":-12.2807,"prev_day_close":39.8999996185303},{"option":"SPXW260227P06940000","bid":114.6,"bid_size":2.0,"ask":115.3,"ask_size":1.0,"iv":0.1616,"open_interest":287.0,"volume":53.0,"delta":-0.6763,"gamma":0.0021,"vega":3.7588,"theta":-3.627,"rho":-1.3018,"theo":115.077,"change":-23.64,"open":116.02,"high":116.02,"low":81.55,"tick":"up","last_trade_price":97.96,"last_trade_time":"2026-02-18T15:59:57","percent_change":-19.4408,"prev_day_close":99.7000007629394},{"option":"SPXW260227C06945000","bid":32.4,"bid_size":8.0,"ask":33.0,"ask_size":9.0,"iv":0.16,"open_interest":312.0,"volume":122.0,"delta":0.3115,"gamma":0.0021,"vega":3.7022,"theta":-3.5603,"rho":0.5742,"theo":32.8207,"change":5.46,"open":34.25,"high":49.09,"low":33.58,"tick":"down","last_trade_price":39.46,"last_trade_time":"2026-02-18T15:59:58","percent_change":16.0588,"prev_day_close":37.5499992370606},{"option":"SPXW260227P06945000","bid":117.5,"bid_size":2.0,"ask":118.2,"ask_size":1.0,"iv":0.1601,"open_interest":308.0,"volume":34.0,"delta":-0.6884,"gamma":0.0021,"vega":3.7022,"theta":-3.5288,"rho":-1.3253,"theo":117.9639,"change":-10.25,"open":91.25,"high":114.47,"low":83.05,"tick":"down","last_trade_price":114.35,"last_trade_time":"2026-02-18T15:23:38","percent_change":-8.22632,"prev_day_close":102.299999237061},{"option":"SPXW260227C06950000","bid":30.4,"bid_size":8.0,"ask":31.0,"ask_size":22.0,"iv":0.1585,"open_interest":4624.0,"volume":1385.0,"delta":0.2993,"gamma":0.0021,"vega":3.6405,"theta":-3.4605,"rho":0.5516,"theo":30.7823,"change":-4.24,"open":33.86,"high":47.21,"low":31.43,"tick":"down","last_trade_price":37.28,"last_trade_time":"2026-02-18T16:14:24","percent_change":-12.0455,"prev_day_close":35.2000007629394},{"option":"SPXW260227P06950000","bid":120.4,"bid_size":1.0,"ask":121.3,"ask_size":2.0,"iv":0.1586,"open_interest":3116.0,"volume":799.0,"delta":-0.7006,"gamma":0.0021,"vega":3.6405,"theta":-3.4272,"rho":-1.3493,"theo":120.9197,"change":-27.76,"open":122.85,"high":122.85,"low":84.57,"tick":"no_change","last_trade_price":99.89,"last_trade_time":"2026-02-18T15:49:44","percent_change":-21.747,"prev_day_close":105.0},{"option":"SPXW260227C06955000","bid":28.4,"bid_size":8.0,"ask":29.0,"ask_size":17.0,"iv":0.1569,"open_interest":263.0,"volume":85.0,"delta":0.2872,"gamma":0.0021,"vega":3.574,"theta":-3.3573,"rho":0.529,"theo":28.8122,"change":7.28,"open":34.6,"high":42.9,"low":30.23,"tick":"down","last_trade_price":37.28,"last_trade_time":"2026-02-18T15:56:59","percent_change":24.2667,"prev_day_close":32.9499988555908},{"option":"SPXW260227P06955000","bid":121.5,"bid_size":2.0,"ask":126.1,"ask_size":12.0,"iv":0.157,"open_interest":165.0,"volume":30.0,"delta":-0.7128,"gamma":0.0021,"vega":3.574,"theta":-3.3221,"rho":-1.3733,"theo":123.9438,"change":-32.18,"open":100.85,"high":102.4,"low":88.4,"tick":"up","last_trade_price":98.87,"last_trade_time":"2026-02-18T15:56:59","percent_change":-24.5555,"prev_day_close":107.75},{"option":"SPXW260227C06960000","bid":26.4,"bid_size":21.0,"ask":27.0,"ask_size":14.0,"iv":0.1551,"open_interest":1241.0,"volume":189.0,"delta":0.275,"gamma":0.002,"vega":3.5037,"theta":-3.2507,"rho":0.5067,"theo":26.9083,"change":-0.59,"open":28.18,"high":42.0,"low":27.51,"tick":"down","last_trade_price":27.51,"last_trade_time":"2026-02-18T15:28:03","percent_change":-2.09964,"prev_day_close":30.8000001907349},{"option":"SPXW260227P06960000","bid":126.4,"bid_size":2.0,"ask":127.4,"ask_size":3.0,"iv":0.1554,"open_interest":365.0,"volume":27.0,"delta":-0.7249,"gamma":0.002,"vega":3.5037,"theta":-3.2136,"rho":-1.3969,"theo":127.0341,"change":-37.55,"open":126.16,"high":126.16,"low":89.3,"tick":"up","last_trade_price":96.1,"last_trade_time":"2026-02-18T13:29:24","percent_change":-28.0958,"prev_day_close":110.5},{"option":"SPXW260227C06965000","bid":24.6,"bid_size":8.0,"ask":25.1,"ask_size":9.0,"iv":0.1534,"open_interest":379.0,"volume":81.0,"delta":0.2628,"gamma":0.002,"vega":3.4301,"theta":-3.1406,"rho":0.4846,"theo":25.0685,"change":4.4,"open":26.35,"high":38.87,"low":25.88,"tick":"up","last_trade_price":30.7,"last_trade_time":"2026-02-18T15:49:13","percent_change":16.73,"prev_day_close":28.6499996185303},{"option":"SPXW260227P06965000","bid":127.7,"bid_size":2.0,"ask":132.2,"ask_size":12.0,"iv":0.1537,"open_interest":152.0,"volume":17.0,"delta":-0.7371,"gamma":0.002,"vega":3.4301,"theta":-3.1017,"rho":-1.4204,"theo":130.1886,"change":-20.94,"open":102.9,"high":116.31,"low":89.45,"tick":"up","last_trade_price":116.31,"last_trade_time":"2026-02-18T14:37:18","percent_change":-15.2568,"prev_day_close":113.5},{"option":"SPXW260227C06970000","bid":22.8,"bid_size":8.0,"ask":23.4,"ask_size":29.0,"iv":0.1519,"open_interest":1194.0,"volume":169.0,"delta":0.2507,"gamma":0.002,"vega":3.352,"theta":-3.0272,"rho":0.4623,"theo":23.2923,"change":3.5,"open":24.5,"high":37.07,"low":24.3,"tick":"no_change","last_trade_price":28.0,"last_trade_time":"2026-02-18T16:00:41","percent_change":14.2857,"prev_day_close":26.6499996185303},{"option":"SPXW260227P06970000","bid":132.8,"bid_size":2.0,"ask":133.8,"ask_size":1.0,"iv":0.152,"open_interest":334.0,"volume":28.0,"delta":-0.7492,"gamma":0.002,"vega":3.352,"theta":-2.9865,"rho":-1.4441,"theo":133.4066,"change":-42.72,"open":122.5,"high":124.46,"low":94.6,"tick":"no_change","last_trade_price":97.08,"last_trade_time":"2026-02-18T12:27:09","percent_change":-30.5579,"prev_day_close":116.200000762939},{"option":"SPXW260227C06975000","bid":21.1,"bid_size":12.0,"ask":21.6,"ask_size":4.0,"iv":0.1501,"open_interest":1803.0,"volume":276.0,"delta":0.2386,"gamma":0.002,"vega":3.2683,"theta":-2.9106,"rho":0.4397,"theo":21.5807,"change":-2.94,"open":24.3,"high":35.35,"low":22.1,"tick":"up","last_trade_price":28.48,"last_trade_time":"2026-02-18T15:56:14","percent_change":-11.927,"prev_day_close":24.6499996185303},{"option":"SPXW260227P06975000","bid":136.1,"bid_size":2.0,"ask":137.1,"ask_size":7.0,"iv":0.1504,"open_interest":1073.0,"volume":10.0,"delta":-0.7614,"gamma":0.002,"vega":3.2683,"theta":-2.8681,"rho":-1.4681,"theo":136.6892,"change":-34.17,"open":125.23,"high":125.23,"low":98.54,"tick":"up","last_trade_price":109.33,"last_trade_time":"2026-02-18T13:55:32","percent_change":-23.8118,"prev_day_close":119.599998474121},{"option":"SPXW260227C06980000","bid":19.5,"bid_size":10.0,"ask":20.0,"ask_size":15.0,"iv":0.1486,"open_interest":1208.0,"volume":183.0,"delta":0.2264,"gamma":0.0019,"vega":3.1793,"theta":-2.791,"rho":0.4172,"theo":19.9349,"change":3.2,"open":22.72,"high":32.0,"low":20.4,"tick":"down","last_trade_price":24.14,"last_trade_time":"2026-02-18T16:01:06","percent_change":15.0943,"prev_day_close":22.8500003814697},{"option":"SPXW260227P06980000","bid":139.4,"bid_size":1.0,"ask":140.3,"ask_size":1.0,"iv":0.1488,"open_interest":1564.0,"volume":14.0,"delta":-0.7735,"gamma":0.0019,"vega":3.1793,"theta":-2.7465,"rho":-1.492,"theo":140.0376,"change":-10.6,"open":115.0,"high":136.35,"low":103.05,"tick":"up","last_trade_price":136.35,"last_trade_time":"2026-02-18T15:16:52","percent_change":-7.21334,"prev_day_close":122.599998474121},{"option":"SPXW260227C06985000","bid":17.9,"bid_size":13.0,"ask":18.4,"ask_size":4.0,"iv":0.1468,"open_interest":1388.0,"volume":67.0,"delta":0.2144,"gamma":0.0019,"vega":3.0869,"theta":-2.6685,"rho":0.3951,"theo":18.355,"change":1.8,"open":20.4,"high":31.31,"low":18.85,"tick":"up","last_trade_price":21.45,"last_trade_time":"2026-02-18T15:44:37","percent_change":9.16031,"prev_day_close":21.0500001907349},{"option":"SPXW260227P06985000","bid":141.0,"bid_size":2.0,"ask":145.5,"ask_size":12.0,"iv":0.147,"open_interest":124.0,"volume":2.0,"delta":-0.7855,"gamma":0.0019,"vega":3.0869,"theta":-2.6222,"rho":-1.5154,"theo":143.452,"change":-33.94,"open":115.96,"high":115.96,"low":115.96,"tick":"down","last_trade_price":115.96,"last_trade_time":"2026-02-18T10:12:15","percent_change":-22.6418,"prev_day_close":125.399997711182},{"option":"SPXW260227C06990000","bid":16.4,"bid_size":31.0,"ask":17.0,"ask_size":31.0,"iv":0.1453,"open_interest":398.0,"volume":79.0,"delta":0.2024,"gamma":0.0018,"vega":2.9913,"theta":-2.5437,"rho":0.3733,"theo":16.842,"change":1.25,"open":19.71,"high":28.05,"low":17.25,"tick":"no_change","last_trade_price":19.35,"last_trade_time":"2026-02-18T15:42:56","percent_change":6.90608,"prev_day_close":19.3000001907349},{"option":"SPXW260227P06990000","bid":144.5,"bid_size":2.0,"ask":149.0,"ask_size":12.0,"iv":0.1455,"open_interest":140.0,"volume":8.0,"delta":-0.7975,"gamma":0.0018,"vega":2.9913,"theta":-2.4956,"rho":-1.5386,"theo":146.9332,"change":-19.75,"open":106.44,"high":133.4,"low":106.44,"tick":"up","last_trade_price":133.4,"last_trade_time":"2026-02-18T14:51:54","percent_change":-12.8959,"prev_day_close":129.200004577637},{"option":"SPXW260227C06995000","bid":15.1,"bid_size":20.0,"ask":15.5,"ask_size":20.0,"iv":0.1437,"open_interest":316.0,"volume":85.0,"delta":0.1906,"gamma":0.0018,"vega":2.8909,"theta":-2.417,"rho":0.3513,"theo":15.3986,"change":3.61,"open":17.32,"high":26.75,"low":17.32,"tick":"up","last_trade_price":20.31,"last_trade_time":"2026-02-18T15:57:39","percent_change":21.6168,"prev_day_close":17.6499996185303},{"option":"SPXW260227P06995000","bid":148.1,"bid_size":2.0,"ask":152.6,"ask_size":12.0,"iv":0.1439,"open_interest":123.0,"volume":5.0,"delta":-0.8094,"gamma":0.0018,"vega":2.8909,"theta":-2.3671,"rho":-1.562,"theo":150.4841,"change":-34.08,"open":114.07,"high":122.32,"low":112.21,"tick":"up","last_trade_price":122.32,"last_trade_time":"2026-02-18T14:11:24","percent_change":-21.7903,"prev_day_close":131.800003051758},{"option":"SPXW260227C07000000","bid":13.8,"bid_size":20.0,"ask":14.2,"ask_size":39.0,"iv":0.142,"open_interest":12678.0,"volume":1856.0,"delta":0.1788,"gamma":0.0018,"vega":2.785,"theta":-2.2891,"rho":0.3294,"theo":14.0283,"change":-1.41,"open":16.37,"high":25.0,"low":14.25,"tick":"no_change","last_trade_price":17.2,"last_trade_time":"2026-02-18T16:02:00","percent_change":-8.73065,"prev_day_close":16.1499996185303},{"option":"SPXW260227P07000000","bid":153.6,"bid_size":2.0,"ask":154.6,"ask_size":1.0,"iv":0.1423,"open_interest":6123.0,"volume":29.0,"delta":-0.8211,"gamma":0.0018,"vega":2.785,"theta":-2.2373,"rho":-1.5852,"theo":154.108,"change":-34.0,"open":135.06,"high":145.47,"low":115.2,"tick":"down","last_trade_price":127.0,"last_trade_time":"2026-02-18T15:53:07","percent_change":-21.118,"prev_day_close":135.899993896484},{"option":"SPXW260227C07005000","bid":12.5,"bid_size":29.0,"ask":13.0,"ask_size":41.0,"iv":0.1404,"open_interest":402.0,"volume":148.0,"delta":0.1673,"gamma":0.0017,"vega":2.6758,"theta":-2.1604,"rho":0.3082,"theo":12.7328,"change":2.12,"open":15.0,"high":22.1,"low":13.27,"tick":"up","last_trade_price":16.22,"last_trade_time":"2026-02-18T16:02:59","percent_change":15.0355,"prev_day_close":14.6500000953674},{"option":"SPXW260227P07005000","bid":155.5,"bid_size":2.0,"ask":160.0,"ask_size":12.0,"iv":0.1405,"open_interest":141.0,"volume":11.0,"delta":-0.8326,"gamma":0.0017,"vega":2.6758,"theta":-2.1068,"rho":-1.6078,"theo":157.8067,"change":-29.54,"open":118.29,"high":133.76,"low":115.67,"tick":"no_change","last_trade_price":133.76,"last_trade_time":"2026-02-18T15:48:34","percent_change":-18.0894,"prev_day_close":138.75},{"option":"SPXW260227C07010000","bid":11.3,"bid_size":33.0,"ask":11.7,"ask_size":20.0,"iv":0.1387,"open_interest":10692.0,"volume":1941.0,"delta":0.156,"gamma":0.0016,"vega":2.565,"theta":-2.0319,"rho":0.2875,"theo":11.5131,"change":2.32,"open":12.7,"high":20.49,"low":12.1,"tick":"down","last_trade_price":15.17,"last_trade_time":"2026-02-18T15:59:02","percent_change":18.0545,"prev_day_close":13.25},{"option":"SPXW260227P07010000","bid":159.3,"bid_size":2.0,"ask":163.8,"ask_size":7.0,"iv":0.1391,"open_interest":144.0,"volume":0.0,"delta":-0.8439,"gamma":0.0016,"vega":2.565,"theta":-1.9764,"rho":-1.6298,"theo":161.5812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":174.0,"last_trade_time":"2026-02-17T11:20:16","percent_change":0.0,"prev_day_close":142.649993896484},{"option":"SPXW260227C07015000","bid":10.2,"bid_size":29.0,"ask":10.7,"ask_size":45.0,"iv":0.1372,"open_interest":1613.0,"volume":1076.0,"delta":0.145,"gamma":0.0016,"vega":2.4515,"theta":-1.9044,"rho":0.267,"theo":10.3715,"change":2.65,"open":11.95,"high":19.26,"low":10.81,"tick":"up","last_trade_price":14.4,"last_trade_time":"2026-02-18T15:56:14","percent_change":22.5532,"prev_day_close":11.9500002861023},{"option":"SPXW260227P07015000","bid":163.2,"bid_size":2.0,"ask":167.7,"ask_size":7.0,"iv":0.1373,"open_interest":68.0,"volume":3.0,"delta":-0.855,"gamma":0.0016,"vega":2.4515,"theta":-1.847,"rho":-1.6516,"theo":165.4339,"change":-8.91,"open":162.39,"high":162.39,"low":162.39,"tick":"down","last_trade_price":162.39,"last_trade_time":"2026-02-18T09:40:17","percent_change":-5.2014,"prev_day_close":146.0},{"option":"SPXW260227C07020000","bid":9.2,"bid_size":30.0,"ask":9.7,"ask_size":68.0,"iv":0.1357,"open_interest":5633.0,"volume":1936.0,"delta":0.1343,"gamma":0.0015,"vega":2.3343,"theta":-1.7785,"rho":0.247,"theo":9.3105,"change":1.7,"open":11.26,"high":18.05,"low":9.7,"tick":"up","last_trade_price":12.02,"last_trade_time":"2026-02-18T16:02:56","percent_change":15.9624,"prev_day_close":10.75},{"option":"SPXW260227P07020000","bid":167.1,"bid_size":2.0,"ask":171.7,"ask_size":7.0,"iv":0.1359,"open_interest":109.0,"volume":5.0,"delta":-0.8657,"gamma":0.0015,"vega":2.3343,"theta":-1.7193,"rho":-1.673,"theo":169.367,"change":-15.88,"open":128.26,"high":160.47,"low":128.26,"tick":"up","last_trade_price":160.47,"last_trade_time":"2026-02-18T14:56:34","percent_change":-9.00482,"prev_day_close":150.050003051758},{"option":"SPXW260227C07025000","bid":8.2,"bid_size":53.0,"ask":8.7,"ask_size":74.0,"iv":0.1342,"open_interest":2674.0,"volume":1236.0,"delta":0.124,"gamma":0.0015,"vega":2.2161,"theta":-1.6553,"rho":0.2281,"theo":8.3296,"change":-0.71,"open":11.18,"high":16.1,"low":8.55,"tick":"down","last_trade_price":10.82,"last_trade_time":"2026-02-18T16:02:56","percent_change":-7.35751,"prev_day_close":9.65000009536743},{"option":"SPXW260227P07025000","bid":173.0,"bid_size":1.0,"ask":174.0,"ask_size":2.0,"iv":0.1345,"open_interest":944.0,"volume":3.0,"delta":-0.876,"gamma":0.0015,"vega":2.2161,"theta":-1.5942,"rho":-1.6933,"theo":173.3805,"change":-5.54,"open":174.66,"high":174.66,"low":174.66,"tick":"down","last_trade_price":174.66,"last_trade_time":"2026-02-18T09:48:24","percent_change":-3.07436,"prev_day_close":154.400001525879},{"option":"SPXW260227C07030000","bid":7.4,"bid_size":24.0,"ask":7.8,"ask_size":59.0,"iv":0.1326,"open_interest":10931.0,"volume":899.0,"delta":0.114,"gamma":0.0014,"vega":2.0991,"theta":-1.5354,"rho":0.21,"theo":7.4279,"change":3.18,"open":9.27,"high":14.84,"low":7.85,"tick":"no_change","last_trade_price":9.5,"last_trade_time":"2026-02-18T16:02:00","percent_change":36.763,"prev_day_close":8.65000009536743},{"option":"SPXW260227P07030000","bid":175.0,"bid_size":7.0,"ask":179.8,"ask_size":7.0,"iv":0.1329,"open_interest":193.0,"volume":0.0,"delta":-0.8859,"gamma":0.0014,"vega":2.0991,"theta":-1.4726,"rho":-1.7128,"theo":177.473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":226.24,"last_trade_time":"2026-02-17T11:00:03","percent_change":0.0,"prev_day_close":157.849998474121},{"option":"SPXW260227C07035000","bid":6.5,"bid_size":61.0,"ask":7.0,"ask_size":62.0,"iv":0.1312,"open_interest":2620.0,"volume":625.0,"delta":0.1046,"gamma":0.0013,"vega":1.982,"theta":-1.4199,"rho":0.1923,"theo":6.6052,"change":1.25,"open":9.57,"high":13.63,"low":6.96,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-18T16:00:41","percent_change":15.9236,"prev_day_close":7.65000009536743},{"option":"SPXW260227P07035000","bid":179.2,"bid_size":7.0,"ask":184.0,"ask_size":7.0,"iv":0.1316,"open_interest":27.0,"volume":0.0,"delta":-0.8953,"gamma":0.0013,"vega":1.982,"theta":-1.3551,"rho":-1.7318,"theo":181.6444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":197.71,"last_trade_time":"2026-02-17T09:42:10","percent_change":0.0,"prev_day_close":161.649993896484},{"option":"SPXW260227C07040000","bid":5.8,"bid_size":61.0,"ask":6.2,"ask_size":42.0,"iv":0.1298,"open_interest":1603.0,"volume":366.0,"delta":0.0957,"gamma":0.0013,"vega":1.8649,"theta":-1.3092,"rho":0.1758,"theo":5.8599,"change":0.38,"open":7.53,"high":12.37,"low":6.02,"tick":"down","last_trade_price":7.43,"last_trade_time":"2026-02-18T16:01:23","percent_change":5.39007,"prev_day_close":6.75},{"option":"SPXW260227P07040000","bid":183.5,"bid_size":7.0,"ask":188.3,"ask_size":7.0,"iv":0.1299,"open_interest":164.0,"volume":16.0,"delta":-0.9043,"gamma":0.0013,"vega":1.8649,"theta":-1.2426,"rho":-1.7498,"theo":185.8934,"change":-50.24,"open":150.67,"high":150.67,"low":142.36,"tick":"down","last_trade_price":142.36,"last_trade_time":"2026-02-18T12:05:57","percent_change":-26.0851,"prev_day_close":166.199996948242},{"option":"SPXW260227C07045000","bid":5.1,"bid_size":58.0,"ask":5.5,"ask_size":12.0,"iv":0.1283,"open_interest":431.0,"volume":167.0,"delta":0.0873,"gamma":0.0012,"vega":1.7507,"theta":-1.2041,"rho":0.1604,"theo":5.1882,"change":0.85,"open":6.95,"high":11.17,"low":5.4,"tick":"up","last_trade_price":6.63,"last_trade_time":"2026-02-18T15:49:26","percent_change":13.3858,"prev_day_close":5.95000004768372},{"option":"SPXW260227P07045000","bid":187.8,"bid_size":7.0,"ask":192.6,"ask_size":7.0,"iv":0.1284,"open_interest":109.0,"volume":12.0,"delta":-0.9126,"gamma":0.0012,"vega":1.7507,"theta":-1.1356,"rho":-1.7665,"theo":190.216,"change":-41.33,"open":154.57,"high":154.57,"low":154.57,"tick":"down","last_trade_price":154.57,"last_trade_time":"2026-02-18T10:36:42","percent_change":-21.0975,"prev_day_close":170.199996948242},{"option":"SPXW260227C07050000","bid":4.5,"bid_size":66.0,"ask":4.9,"ask_size":65.0,"iv":0.127,"open_interest":4405.0,"volume":3202.0,"delta":0.0795,"gamma":0.0011,"vega":1.6405,"theta":-1.105,"rho":0.146,"theo":4.5866,"change":-0.44,"open":6.05,"high":10.01,"low":4.7,"tick":"down","last_trade_price":5.75,"last_trade_time":"2026-02-18T16:08:34","percent_change":-8.46154,"prev_day_close":5.20000004768372},{"option":"SPXW260227P07050000","bid":194.3,"bid_size":2.0,"ask":195.3,"ask_size":3.0,"iv":0.1275,"open_interest":239.0,"volume":0.0,"delta":-0.9205,"gamma":0.0011,"vega":1.6405,"theta":-1.0347,"rho":-1.7823,"theo":194.6086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":247.04,"last_trade_time":"2026-02-17T09:51:51","percent_change":0.0,"prev_day_close":174.700004577637},{"option":"SPXW260227C07055000","bid":4.0,"bid_size":33.0,"ask":4.3,"ask_size":34.0,"iv":0.1258,"open_interest":514.0,"volume":335.0,"delta":0.0722,"gamma":0.001,"vega":1.5334,"theta":-1.0123,"rho":0.1324,"theo":4.0518,"change":0.67,"open":5.55,"high":8.56,"low":4.1,"tick":"up","last_trade_price":5.72,"last_trade_time":"2026-02-18T15:54:54","percent_change":13.2673,"prev_day_close":4.54999995231628},{"option":"SPXW260227P07055000","bid":198.7,"bid_size":1.0,"ask":199.7,"ask_size":1.0,"iv":0.126,"open_interest":1090.0,"volume":0.0,"delta":-0.9278,"gamma":0.001,"vega":1.5334,"theta":-0.9402,"rho":-1.7973,"theo":199.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":238.17,"last_trade_time":"2026-02-17T09:48:02","percent_change":0.0,"prev_day_close":179.400001525879},{"option":"SPXW260227C07060000","bid":3.5,"bid_size":42.0,"ask":3.8,"ask_size":81.0,"iv":0.1246,"open_interest":2024.0,"volume":2700.0,"delta":0.0655,"gamma":0.001,"vega":1.4301,"theta":-0.9263,"rho":0.1201,"theo":3.5787,"change":0.2,"open":4.95,"high":7.92,"low":3.55,"tick":"up","last_trade_price":4.65,"last_trade_time":"2026-02-18T15:58:31","percent_change":4.49438,"prev_day_close":4.0},{"option":"SPXW260227P07060000","bid":201.4,"bid_size":2.0,"ask":205.9,"ask_size":6.0,"iv":0.1249,"open_interest":36.0,"volume":0.0,"delta":-0.9344,"gamma":0.001,"vega":1.4301,"theta":-0.8523,"rho":-1.8109,"theo":203.5892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.66,"last_trade_time":"2026-02-11T14:45:49","percent_change":0.0,"prev_day_close":183.150001525879},{"option":"SPXW260227C07065000","bid":3.0,"bid_size":80.0,"ask":3.4,"ask_size":67.0,"iv":0.1234,"open_interest":281.0,"volume":127.0,"delta":0.0594,"gamma":0.0009,"vega":1.3325,"theta":-0.8469,"rho":0.1089,"theo":3.1618,"change":-0.7,"open":4.3,"high":7.07,"low":3.25,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:22:19","percent_change":-17.5,"prev_day_close":3.44999992847443},{"option":"SPXW260227P07065000","bid":207.7,"bid_size":1.0,"ask":208.7,"ask_size":1.0,"iv":0.1237,"open_interest":1112.0,"volume":0.0,"delta":-0.9406,"gamma":0.0009,"vega":1.3325,"theta":-0.771,"rho":-1.8234,"theo":208.1665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":247.17,"last_trade_time":"2026-02-17T09:48:02","percent_change":0.0,"prev_day_close":188.199996948242},{"option":"SPXW260227C07070000","bid":2.65,"bid_size":57.0,"ask":2.95,"ask_size":81.0,"iv":0.1222,"open_interest":638.0,"volume":274.0,"delta":0.0538,"gamma":0.0008,"vega":1.2408,"theta":-0.7741,"rho":0.0986,"theo":2.7963,"change":-0.15,"open":3.75,"high":6.16,"low":2.72,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-18T16:01:49","percent_change":-5.0,"prev_day_close":3.0},{"option":"SPXW260227P07070000","bid":209.6,"bid_size":4.0,"ask":216.0,"ask_size":4.0,"iv":0.1223,"open_interest":15.0,"volume":0.0,"delta":-0.9461,"gamma":0.0008,"vega":1.2408,"theta":-0.6964,"rho":-1.8352,"theo":212.7952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":221.26,"last_trade_time":"2026-02-13T15:03:54","percent_change":0.0,"prev_day_close":192.649993896484},{"option":"SPXW260227C07075000","bid":2.3,"bid_size":91.0,"ask":2.6,"ask_size":114.0,"iv":0.1212,"open_interest":2306.0,"volume":361.0,"delta":0.0488,"gamma":0.0008,"vega":1.1542,"theta":-0.7078,"rho":0.0892,"theo":2.4773,"change":0.275,"open":3.3,"high":5.41,"low":2.3,"tick":"up","last_trade_price":2.8,"last_trade_time":"2026-02-18T16:09:48","percent_change":10.6796,"prev_day_close":2.57500004768372},{"option":"SPXW260227P07075000","bid":214.3,"bid_size":4.0,"ask":220.6,"ask_size":4.0,"iv":0.1213,"open_interest":189.0,"volume":0.0,"delta":-0.9512,"gamma":0.0008,"vega":1.1542,"theta":-0.6283,"rho":-1.8459,"theo":217.4703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.0,"last_trade_time":"2026-02-13T14:45:57","percent_change":0.0,"prev_day_close":196.650001525879},{"option":"SPXW260227C07080000","bid":2.05,"bid_size":1.0,"ask":2.25,"ask_size":55.0,"iv":0.1204,"open_interest":1543.0,"volume":71.0,"delta":0.0442,"gamma":0.0007,"vega":1.073,"theta":-0.6477,"rho":0.0809,"theo":2.1991,"change":0.925,"open":2.9,"high":4.99,"low":2.02,"tick":"up","last_trade_price":2.4,"last_trade_time":"2026-02-18T16:11:23","percent_change":42.5287,"prev_day_close":2.17499995231628},{"option":"SPXW260227P07080000","bid":221.6,"bid_size":2.0,"ask":222.6,"ask_size":2.0,"iv":0.1205,"open_interest":414.0,"volume":0.0,"delta":-0.9557,"gamma":0.0007,"vega":1.073,"theta":-0.5663,"rho":-1.8555,"theo":222.1864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":217.11,"last_trade_time":"2026-02-13T11:48:35","percent_change":0.0,"prev_day_close":201.850006103516},{"option":"SPXW260227C07085000","bid":1.75,"bid_size":49.0,"ask":2.0,"ask_size":90.0,"iv":0.1195,"open_interest":364.0,"volume":75.0,"delta":0.0402,"gamma":0.0007,"vega":0.998,"theta":-0.5932,"rho":0.0735,"theo":1.9567,"change":-0.06,"open":2.79,"high":4.15,"low":1.85,"tick":"down","last_trade_price":1.85,"last_trade_time":"2026-02-18T15:16:36","percent_change":-2.5,"prev_day_close":1.875},{"option":"SPXW260227P07085000","bid":223.1,"bid_size":2.0,"ask":230.6,"ask_size":7.0,"iv":0.1194,"open_interest":27.0,"volume":0.0,"delta":-0.9598,"gamma":0.0007,"vega":0.998,"theta":-0.51,"rho":-1.8644,"theo":226.9382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.29,"last_trade_time":"2026-02-09T09:48:16","percent_change":0.0,"prev_day_close":205.0},{"option":"SPXW260227C07090000","bid":1.5,"bid_size":71.0,"ask":1.75,"ask_size":105.0,"iv":0.1186,"open_interest":1047.0,"volume":74.0,"delta":0.0365,"gamma":0.0006,"vega":0.9287,"theta":-0.5441,"rho":0.0666,"theo":1.7458,"change":-0.42,"open":3.1,"high":3.65,"low":1.68,"tick":"down","last_trade_price":1.68,"last_trade_time":"2026-02-18T15:47:07","percent_change":-20.0,"prev_day_close":1.57499998807907},{"option":"SPXW260227P07090000","bid":228.3,"bid_size":4.0,"ask":234.7,"ask_size":4.0,"iv":0.1172,"open_interest":126.0,"volume":0.0,"delta":-0.9634,"gamma":0.0006,"vega":0.9287,"theta":-0.459,"rho":-1.8726,"theo":231.7216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.67,"last_trade_time":"2026-02-12T10:05:33","percent_change":0.0,"prev_day_close":211.099998474121},{"option":"SPXW260227C07095000","bid":1.3,"bid_size":75.0,"ask":1.55,"ask_size":101.0,"iv":0.1179,"open_interest":853.0,"volume":204.0,"delta":0.0332,"gamma":0.0006,"vega":0.8645,"theta":-0.4998,"rho":0.0606,"theo":1.5623,"change":-0.45,"open":2.17,"high":3.1,"low":1.32,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T16:00:41","percent_change":-24.3243,"prev_day_close":1.34999996423721},{"option":"SPXW260227P07095000","bid":232.3,"bid_size":6.0,"ask":240.0,"ask_size":6.0,"iv":0.118,"open_interest":12.0,"volume":0.0,"delta":-0.9667,"gamma":0.0006,"vega":0.8645,"theta":-0.4129,"rho":-1.88,"theo":236.5323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.32,"last_trade_time":"2026-02-10T10:45:35","percent_change":0.0,"prev_day_close":215.050003051758},{"option":"SPXW260227C07100000","bid":1.15,"bid_size":59.0,"ask":1.35,"ask_size":100.0,"iv":0.1174,"open_interest":6814.0,"volume":1029.0,"delta":0.0303,"gamma":0.0006,"vega":0.805,"theta":-0.4598,"rho":0.0552,"theo":1.402,"change":-0.225,"open":1.73,"high":3.1,"low":1.1,"tick":"up","last_trade_price":1.35,"last_trade_time":"2026-02-18T16:12:12","percent_change":-13.8462,"prev_day_close":1.17500001192093},{"option":"SPXW260227P07100000","bid":240.7,"bid_size":2.0,"ask":241.6,"ask_size":2.0,"iv":0.1172,"open_interest":511.0,"volume":0.0,"delta":-0.9697,"gamma":0.0006,"vega":0.805,"theta":-0.3711,"rho":-1.8867,"theo":241.3662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":260.06,"last_trade_time":"2026-02-17T09:34:45","percent_change":0.0,"prev_day_close":220.650001525879},{"option":"SPXW260227C07105000","bid":1.0,"bid_size":61.0,"ask":1.2,"ask_size":112.0,"iv":0.117,"open_interest":514.0,"volume":182.0,"delta":0.0276,"gamma":0.0005,"vega":0.7502,"theta":-0.4237,"rho":0.0504,"theo":1.2615,"change":-0.275,"open":1.62,"high":2.52,"low":0.95,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T16:08:34","percent_change":-19.2982,"prev_day_close":0.974999964237213},{"option":"SPXW260227P07105000","bid":242.0,"bid_size":6.0,"ask":249.8,"ask_size":6.0,"iv":0.1168,"open_interest":4.0,"volume":0.0,"delta":-0.9723,"gamma":0.0005,"vega":0.7502,"theta":-0.3331,"rho":-1.8929,"theo":246.22,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.0,"last_trade_time":"2026-02-03T12:08:55","percent_change":0.0,"prev_day_close":224.949996948242},{"option":"SPXW260227C07110000","bid":0.85,"bid_size":64.0,"ask":1.05,"ask_size":152.0,"iv":0.1163,"open_interest":936.0,"volume":437.0,"delta":0.0253,"gamma":0.0005,"vega":0.6997,"theta":-0.391,"rho":0.046,"theo":1.138,"change":-0.375,"open":1.35,"high":2.23,"low":0.82,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-18T16:00:41","percent_change":-30.6122,"prev_day_close":0.849999994039536},{"option":"SPXW260227P07110000","bid":247.5,"bid_size":2.0,"ask":254.1,"ask_size":2.0,"iv":0.1143,"open_interest":22.0,"volume":0.0,"delta":-0.9747,"gamma":0.0005,"vega":0.6997,"theta":-0.2986,"rho":-1.8987,"theo":251.0907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":236.13,"last_trade_time":"2026-02-12T14:23:04","percent_change":0.0,"prev_day_close":230.25},{"option":"SPXW260227C07115000","bid":0.75,"bid_size":66.0,"ask":0.9,"ask_size":36.0,"iv":0.1157,"open_interest":400.0,"volume":74.0,"delta":0.0231,"gamma":0.0004,"vega":0.6531,"theta":-0.3614,"rho":0.042,"theo":1.0291,"change":-0.075,"open":1.27,"high":2.0,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:00:55","percent_change":-6.97674,"prev_day_close":0.724999994039536},{"option":"SPXW260227P07115000","bid":251.7,"bid_size":5.0,"ask":259.4,"ask_size":5.0,"iv":0.1163,"open_interest":11.0,"volume":0.0,"delta":-0.9768,"gamma":0.0004,"vega":0.6531,"theta":-0.2671,"rho":-1.904,"theo":255.976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":241.3,"last_trade_time":"2026-02-12T12:40:52","percent_change":0.0,"prev_day_close":235.349998474121},{"option":"SPXW260227C07120000","bid":0.65,"bid_size":67.0,"ask":0.8,"ask_size":125.0,"iv":0.1154,"open_interest":1050.0,"volume":860.0,"delta":0.0212,"gamma":0.0004,"vega":0.6098,"theta":-0.3343,"rho":0.0385,"theo":0.9325,"change":0.275,"open":1.07,"high":1.8,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:36:04","percent_change":44.0,"prev_day_close":0.625},{"option":"SPXW260227P07120000","bid":257.3,"bid_size":2.0,"ask":263.9,"ask_size":2.0,"iv":0.1139,"open_interest":5.0,"volume":0.0,"delta":-0.9788,"gamma":0.0004,"vega":0.6098,"theta":-0.2382,"rho":-1.9089,"theo":260.8737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":157.4,"last_trade_time":"2026-02-12T09:43:17","percent_change":0.0,"prev_day_close":240.199996948242},{"option":"SPXW260227C07125000","bid":0.55,"bid_size":67.0,"ask":0.7,"ask_size":100.0,"iv":0.1148,"open_interest":3213.0,"volume":172.0,"delta":0.0194,"gamma":0.0004,"vega":0.5695,"theta":-0.3096,"rho":0.0353,"theo":0.8464,"change":-0.275,"open":1.12,"high":1.46,"low":0.45,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:44:49","percent_change":-33.3333,"prev_day_close":0.525000005960464},{"option":"SPXW260227P07125000","bid":262.2,"bid_size":2.0,"ask":268.9,"ask_size":2.0,"iv":0.1146,"open_interest":31.0,"volume":0.0,"delta":-0.9805,"gamma":0.0004,"vega":0.5695,"theta":-0.2116,"rho":-1.9135,"theo":265.7817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.93,"last_trade_time":"2026-02-17T09:34:45","percent_change":0.0,"prev_day_close":244.75},{"option":"SPXW260227C07130000","bid":0.5,"bid_size":67.0,"ask":0.65,"ask_size":103.0,"iv":0.1153,"open_interest":1131.0,"volume":329.0,"delta":0.0178,"gamma":0.0004,"vega":0.532,"theta":-0.2868,"rho":0.0324,"theo":0.7691,"change":-0.225,"open":1.0,"high":1.2,"low":0.4,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:49:25","percent_change":-31.0345,"prev_day_close":0.475000008940697},{"option":"SPXW260227P07130000","bid":267.1,"bid_size":2.0,"ask":273.8,"ask_size":2.0,"iv":0.1138,"open_interest":3.0,"volume":0.0,"delta":-0.9821,"gamma":0.0004,"vega":0.532,"theta":-0.187,"rho":-1.9177,"theo":270.6987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":187.5,"last_trade_time":"2026-02-10T15:59:13","percent_change":0.0,"prev_day_close":250.050003051758},{"option":"SPXW260227C07135000","bid":0.45,"bid_size":67.0,"ask":0.6,"ask_size":37.0,"iv":0.1157,"open_interest":466.0,"volume":32.0,"delta":0.0164,"gamma":0.0003,"vega":0.497,"theta":-0.2658,"rho":0.0297,"theo":0.6996,"change":-0.225,"open":0.82,"high":1.05,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:44:49","percent_change":-36.0,"prev_day_close":0.424999997019768},{"option":"SPXW260227P07135000","bid":271.4,"bid_size":5.0,"ask":279.0,"ask_size":5.0,"iv":0.1158,"open_interest":1.0,"volume":0.0,"delta":-0.9836,"gamma":0.0003,"vega":0.497,"theta":-0.1642,"rho":-1.9218,"theo":275.6234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.0,"last_trade_time":"2026-02-03T10:35:03","percent_change":0.0,"prev_day_close":255.950004577637},{"option":"SPXW260227C07140000","bid":0.4,"bid_size":67.0,"ask":0.5,"ask_size":85.0,"iv":0.1152,"open_interest":657.0,"volume":129.0,"delta":0.015,"gamma":0.0003,"vega":0.4644,"theta":-0.2464,"rho":0.0273,"theo":0.6369,"change":-0.195,"open":0.74,"high":1.05,"low":0.35,"tick":"up","last_trade_price":0.38,"last_trade_time":"2026-02-18T15:07:31","percent_change":-33.913,"prev_day_close":0.375},{"option":"SPXW260227P07140000","bid":276.3,"bid_size":5.0,"ask":284.0,"ask_size":5.0,"iv":0.1162,"open_interest":8.0,"volume":0.0,"delta":-0.9849,"gamma":0.0003,"vega":0.4644,"theta":-0.1429,"rho":-1.9256,"theo":280.555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":215.7,"last_trade_time":"2026-02-03T12:09:56","percent_change":0.0,"prev_day_close":260.0},{"option":"SPXW260227C07145000","bid":0.35,"bid_size":67.0,"ask":0.45,"ask_size":25.0,"iv":0.1152,"open_interest":282.0,"volume":24.0,"delta":0.0138,"gamma":0.0003,"vega":0.4339,"theta":-0.2285,"rho":0.025,"theo":0.5802,"change":-0.225,"open":0.65,"high":0.86,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:00:55","percent_change":-42.8571,"prev_day_close":0.325000002980232},{"option":"SPXW260227P07145000","bid":281.3,"bid_size":5.0,"ask":288.9,"ask_size":5.0,"iv":0.1165,"open_interest":5.0,"volume":0.0,"delta":-0.9861,"gamma":0.0003,"vega":0.4339,"theta":-0.1231,"rho":-1.9292,"theo":285.4924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.76,"last_trade_time":"2026-01-30T11:05:04","percent_change":0.0,"prev_day_close":264.550003051758},{"option":"SPXW260227C07150000","bid":0.3,"bid_size":67.0,"ask":0.45,"ask_size":45.0,"iv":0.116,"open_interest":2157.0,"volume":345.0,"delta":0.0127,"gamma":0.0003,"vega":0.4052,"theta":-0.2118,"rho":0.023,"theo":0.5286,"change":-0.125,"open":0.55,"high":0.8,"low":0.25,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:05:16","percent_change":-26.3158,"prev_day_close":0.299999997019768},{"option":"SPXW260227P07150000","bid":286.2,"bid_size":5.0,"ask":293.9,"ask_size":5.0,"iv":0.1167,"open_interest":20.0,"volume":0.0,"delta":-0.9872,"gamma":0.0003,"vega":0.4052,"theta":-0.1046,"rho":-1.9326,"theo":290.4351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.48,"last_trade_time":"2026-02-11T12:17:55","percent_change":0.0,"prev_day_close":269.899993896484},{"option":"SPXW260227C07155000","bid":0.25,"bid_size":67.0,"ask":0.4,"ask_size":45.0,"iv":0.1156,"open_interest":250.0,"volume":121.0,"delta":0.0117,"gamma":0.0002,"vega":0.3782,"theta":-0.1962,"rho":0.0211,"theo":0.4816,"change":-0.175,"open":0.6,"high":0.6,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:00:04","percent_change":-41.1765,"prev_day_close":0.274999998509884},{"option":"SPXW260227P07155000","bid":291.2,"bid_size":5.0,"ask":299.0,"ask_size":5.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.9883,"gamma":0.0002,"vega":0.3782,"theta":-0.0872,"rho":-1.9358,"theo":295.3823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.949996948242},{"option":"SPXW260227C07160000","bid":0.25,"bid_size":67.0,"ask":0.35,"ask_size":27.0,"iv":0.1162,"open_interest":1838.0,"volume":600.0,"delta":0.0107,"gamma":0.0002,"vega":0.3529,"theta":-0.1817,"rho":0.0194,"theo":0.4388,"change":-0.025,"open":0.55,"high":0.55,"low":0.2,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-18T16:14:04","percent_change":-6.66667,"prev_day_close":0.225000001490116},{"option":"SPXW260227P07160000","bid":296.1,"bid_size":5.0,"ask":303.8,"ask_size":5.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9892,"gamma":0.0002,"vega":0.3529,"theta":-0.0708,"rho":-1.939,"theo":300.3337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":280.949996948242},{"option":"SPXW260227C07165000","bid":0.2,"bid_size":68.0,"ask":0.35,"ask_size":44.0,"iv":0.1167,"open_interest":301.0,"volume":16.0,"delta":0.0098,"gamma":0.0002,"vega":0.3292,"theta":-0.1682,"rho":0.0178,"theo":0.3997,"change":-0.125,"open":0.55,"high":0.55,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:00:55","percent_change":-38.4615,"prev_day_close":0.225000008940697},{"option":"SPXW260227P07165000","bid":301.1,"bid_size":5.0,"ask":308.8,"ask_size":5.0,"iv":0.1184,"open_interest":0.0,"volume":0.0,"delta":-0.9901,"gamma":0.0002,"vega":0.3292,"theta":-0.0555,"rho":-1.9419,"theo":305.2888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":285.100006103516},{"option":"SPXW260227C07170000","bid":0.2,"bid_size":67.0,"ask":0.3,"ask_size":28.0,"iv":0.1171,"open_interest":642.0,"volume":352.0,"delta":0.009,"gamma":0.0002,"vega":0.3069,"theta":-0.1557,"rho":0.0163,"theo":0.364,"change":-0.08,"open":0.37,"high":0.5,"low":0.15,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-18T15:38:54","percent_change":-26.6667,"prev_day_close":0.225000008940697},{"option":"SPXW260227P07170000","bid":306.1,"bid_size":5.0,"ask":313.9,"ask_size":5.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9909,"gamma":0.0002,"vega":0.3069,"theta":-0.0411,"rho":-1.9448,"theo":310.2474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":290.899993896484},{"option":"SPXW260227C07175000","bid":0.15,"bid_size":67.0,"ask":0.3,"ask_size":46.0,"iv":0.1173,"open_interest":1807.0,"volume":33.0,"delta":0.0083,"gamma":0.0002,"vega":0.286,"theta":-0.144,"rho":0.0149,"theo":0.3315,"change":-0.075,"open":0.42,"high":0.45,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:46:47","percent_change":-27.2727,"prev_day_close":0.200000002980232},{"option":"SPXW260227P07175000","bid":311.1,"bid_size":1.0,"ask":318.7,"ask_size":1.0,"iv":0.1198,"open_interest":5.0,"volume":0.0,"delta":-0.9916,"gamma":0.0002,"vega":0.286,"theta":-0.0275,"rho":-1.9475,"theo":315.2091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":195.27,"last_trade_time":"2026-02-10T10:05:47","percent_change":0.0,"prev_day_close":294.400009155273},{"option":"SPXW260227C07180000","bid":0.15,"bid_size":67.0,"ask":0.3,"ask_size":52.0,"iv":0.1189,"open_interest":552.0,"volume":13.0,"delta":0.0076,"gamma":0.0002,"vega":0.2663,"theta":-0.133,"rho":0.0137,"theo":0.3017,"change":-0.05,"open":0.36,"high":0.42,"low":0.17,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:53:46","percent_change":-20.0,"prev_day_close":0.175000000745058},{"option":"SPXW260227P07180000","bid":316.0,"bid_size":1.0,"ask":323.7,"ask_size":1.0,"iv":0.1218,"open_interest":5.0,"volume":0.0,"delta":-0.9923,"gamma":0.0002,"vega":0.2663,"theta":-0.0147,"rho":-1.9501,"theo":320.1736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.09,"last_trade_time":"2025-12-26T10:48:46","percent_change":0.0,"prev_day_close":299.800003051758},{"option":"SPXW260227C07185000","bid":0.1,"bid_size":126.0,"ask":0.25,"ask_size":27.0,"iv":0.1171,"open_interest":770.0,"volume":5.0,"delta":0.007,"gamma":0.0001,"vega":0.2484,"theta":-0.123,"rho":0.0126,"theo":0.2749,"change":0.095,"open":0.33,"high":0.33,"low":0.32,"tick":"no_change","last_trade_price":0.32,"last_trade_time":"2026-02-18T11:18:38","percent_change":42.2222,"prev_day_close":0.175000000745058},{"option":"SPXW260227P07185000","bid":321.0,"bid_size":1.0,"ask":328.7,"ask_size":1.0,"iv":0.1237,"open_interest":2.0,"volume":0.0,"delta":-0.993,"gamma":0.0001,"vega":0.2479,"theta":-0.0027,"rho":-1.9526,"theo":325.1406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.3,"last_trade_time":"2026-02-04T11:12:22","percent_change":0.0,"prev_day_close":305.949996948242},{"option":"SPXW260227C07190000","bid":0.1,"bid_size":91.0,"ask":0.25,"ask_size":30.0,"iv":0.1187,"open_interest":1458.0,"volume":322.0,"delta":0.0064,"gamma":0.0001,"vega":0.231,"theta":-0.1135,"rho":0.0115,"theo":0.2501,"change":0.025,"open":0.26,"high":0.33,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:26:27","percent_change":11.1111,"prev_day_close":0.175000000745058},{"option":"SPXW260227P07190000","bid":326.0,"bid_size":1.0,"ask":333.7,"ask_size":1.0,"iv":0.1256,"open_interest":2.0,"volume":0.0,"delta":-0.9936,"gamma":0.0001,"vega":0.2306,"theta":0.0,"rho":-1.955,"theo":330.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":264.44,"last_trade_time":"2026-02-11T10:24:08","percent_change":0.0,"prev_day_close":309.75},{"option":"SPXW260227C07195000","bid":0.1,"bid_size":90.0,"ask":0.25,"ask_size":51.0,"iv":0.1203,"open_interest":823.0,"volume":4.0,"delta":0.0059,"gamma":0.0001,"vega":0.2148,"theta":-0.1048,"rho":0.0105,"theo":0.2275,"change":0.115,"open":0.31,"high":0.31,"low":0.29,"tick":"down","last_trade_price":0.29,"last_trade_time":"2026-02-18T13:01:28","percent_change":65.7143,"prev_day_close":0.175000000745058},{"option":"SPXW260227P07195000","bid":331.0,"bid_size":1.0,"ask":338.7,"ask_size":1.0,"iv":0.1276,"open_interest":1.0,"volume":0.0,"delta":-0.9941,"gamma":0.0001,"vega":0.2144,"theta":0.0,"rho":-1.9574,"theo":335.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.08,"last_trade_time":"2026-01-30T10:29:25","percent_change":0.0,"prev_day_close":315.649993896484},{"option":"SPXW260227C07200000","bid":0.1,"bid_size":5.0,"ask":0.25,"ask_size":56.0,"iv":0.1218,"open_interest":6549.0,"volume":383.0,"delta":0.0054,"gamma":0.0001,"vega":0.1997,"theta":-0.0966,"rho":0.0096,"theo":0.2069,"change":0.0,"open":0.25,"high":0.31,"low":0.17,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:50:35","percent_change":-1.49012e-6,"prev_day_close":0.150000002235174},{"option":"SPXW260227P07200000","bid":336.0,"bid_size":1.0,"ask":343.8,"ask_size":1.0,"iv":0.1238,"open_interest":33.0,"volume":0.0,"delta":-0.9946,"gamma":0.0001,"vega":0.1993,"theta":0.0,"rho":-1.9597,"theo":340.0554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":353.47,"last_trade_time":"2026-02-17T11:15:25","percent_change":0.0,"prev_day_close":320.350006103516},{"option":"SPXW260227C07205000","bid":0.05,"bid_size":225.0,"ask":0.2,"ask_size":32.0,"iv":0.1192,"open_interest":505.0,"volume":9.0,"delta":0.0049,"gamma":0.0001,"vega":0.1856,"theta":-0.0891,"rho":0.0088,"theo":0.1881,"change":-0.045,"open":0.2,"high":0.25,"low":0.13,"tick":"no_change","last_trade_price":0.13,"last_trade_time":"2026-02-18T15:42:33","percent_change":-25.7143,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07205000","bid":341.0,"bid_size":1.0,"ask":348.8,"ask_size":1.0,"iv":0.1258,"open_interest":1.0,"volume":0.0,"delta":-0.995,"gamma":0.0001,"vega":0.1852,"theta":0.0,"rho":-1.9618,"theo":345.0309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":245.1,"last_trade_time":"2026-02-11T14:49:46","percent_change":0.0,"prev_day_close":325.350006103516},{"option":"SPXW260227C07210000","bid":0.05,"bid_size":226.0,"ask":0.2,"ask_size":29.0,"iv":0.1207,"open_interest":584.0,"volume":114.0,"delta":0.0045,"gamma":0.0001,"vega":0.1724,"theta":-0.0821,"rho":0.0081,"theo":0.171,"change":0.065,"open":0.17,"high":0.24,"low":0.17,"tick":"up","last_trade_price":0.24,"last_trade_time":"2026-02-18T11:47:34","percent_change":37.1429,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07210000","bid":346.0,"bid_size":1.0,"ask":353.6,"ask_size":1.0,"iv":0.1277,"open_interest":5.0,"volume":0.0,"delta":-0.9954,"gamma":0.0001,"vega":0.1721,"theta":0.0,"rho":-1.964,"theo":350.0081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":301.25,"last_trade_time":"2026-01-05T10:05:02","percent_change":0.0,"prev_day_close":330.050003051758},{"option":"SPXW260227C07215000","bid":0.05,"bid_size":229.0,"ask":0.2,"ask_size":32.0,"iv":0.1222,"open_interest":183.0,"volume":1.0,"delta":0.0041,"gamma":0.0001,"vega":0.1601,"theta":-0.0756,"rho":0.0074,"theo":0.1555,"change":0.05,"open":0.2,"high":0.2,"low":0.2,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:48:43","percent_change":33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260227P07215000","bid":351.0,"bid_size":1.0,"ask":358.6,"ask_size":1.0,"iv":0.1297,"open_interest":1.0,"volume":0.0,"delta":-0.9958,"gamma":0.0001,"vega":0.1598,"theta":0.0,"rho":-1.966,"theo":354.9868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.34,"last_trade_time":"2025-12-10T15:28:41","percent_change":0.0,"prev_day_close":335.0},{"option":"SPXW260227C07220000","bid":0.05,"bid_size":199.0,"ask":0.2,"ask_size":52.0,"iv":0.1238,"open_interest":745.0,"volume":2.0,"delta":0.0038,"gamma":0.0001,"vega":0.1486,"theta":-0.0697,"rho":0.0068,"theo":0.1414,"change":0.07,"open":0.2,"high":0.22,"low":0.2,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-18T12:16:54","percent_change":46.6667,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07220000","bid":355.9,"bid_size":1.0,"ask":363.6,"ask_size":1.0,"iv":0.1316,"open_interest":4.0,"volume":0.0,"delta":-0.9962,"gamma":0.0001,"vega":0.1483,"theta":0.0,"rho":-1.968,"theo":359.9669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.27,"last_trade_time":"2026-02-17T11:15:25","percent_change":0.0,"prev_day_close":339.699996948242},{"option":"SPXW260227C07225000","bid":0.05,"bid_size":167.0,"ask":0.2,"ask_size":54.0,"iv":0.1253,"open_interest":1311.0,"volume":4.0,"delta":0.0034,"gamma":0.0001,"vega":0.1379,"theta":-0.0642,"rho":0.0062,"theo":0.1286,"change":-0.005,"open":0.2,"high":0.2,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T14:55:40","percent_change":-4.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07225000","bid":360.9,"bid_size":1.0,"ask":368.6,"ask_size":1.0,"iv":0.1336,"open_interest":12.0,"volume":0.0,"delta":-0.9965,"gamma":0.0001,"vega":0.1377,"theta":0.0,"rho":-1.97,"theo":364.9484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":317.48,"last_trade_time":"2026-02-03T13:04:52","percent_change":0.0,"prev_day_close":346.149993896484},{"option":"SPXW260227C07230000","bid":0.05,"bid_size":167.0,"ask":0.2,"ask_size":79.0,"iv":0.1268,"open_interest":970.0,"volume":0.0,"delta":0.0032,"gamma":0.0001,"vega":0.128,"theta":-0.0591,"rho":0.0056,"theo":0.117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T14:58:51","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07230000","bid":365.9,"bid_size":1.0,"ask":373.6,"ask_size":1.0,"iv":0.1355,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0001,"vega":0.1278,"theta":0.0,"rho":-1.9719,"theo":369.931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":349.699996948242},{"option":"SPXW260227C07235000","bid":0.05,"bid_size":167.0,"ask":0.2,"ask_size":85.0,"iv":0.1283,"open_interest":125.0,"volume":11.0,"delta":0.0029,"gamma":0.0001,"vega":0.1188,"theta":-0.0544,"rho":0.0052,"theo":0.1065,"change":0.145,"open":0.17,"high":0.27,"low":0.17,"tick":"up","last_trade_price":0.27,"last_trade_time":"2026-02-18T10:04:19","percent_change":116.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07235000","bid":370.9,"bid_size":1.0,"ask":378.6,"ask_size":1.0,"iv":0.1375,"open_interest":5.0,"volume":0.0,"delta":-0.997,"gamma":0.0001,"vega":0.1186,"theta":0.0,"rho":-1.9737,"theo":374.9147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.16,"last_trade_time":"2026-01-12T11:33:23","percent_change":0.0,"prev_day_close":355.75},{"option":"SPXW260227C07240000","bid":0.05,"bid_size":167.0,"ask":0.15,"ask_size":34.0,"iv":0.127,"open_interest":266.0,"volume":11.0,"delta":0.0027,"gamma":0.0001,"vega":0.1104,"theta":-0.0502,"rho":0.0047,"theo":0.0971,"change":0.025,"open":0.17,"high":0.17,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:45:28","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07240000","bid":375.9,"bid_size":1.0,"ask":383.6,"ask_size":1.0,"iv":0.1394,"open_interest":2.0,"volume":0.0,"delta":-0.9973,"gamma":0.0001,"vega":0.1101,"theta":0.0,"rho":-1.9755,"theo":379.8994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":417.24,"last_trade_time":"2026-02-17T12:46:37","percent_change":0.0,"prev_day_close":360.699996948242},{"option":"SPXW260227C07245000","bid":0.05,"bid_size":167.0,"ask":0.15,"ask_size":31.0,"iv":0.1285,"open_interest":180.0,"volume":0.0,"delta":0.0024,"gamma":0.0001,"vega":0.1024,"theta":-0.0462,"rho":0.0043,"theo":0.0883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-13T15:14:53","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07245000","bid":380.9,"bid_size":1.0,"ask":388.6,"ask_size":1.0,"iv":0.1414,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0001,"vega":0.1022,"theta":0.0,"rho":-1.9773,"theo":384.885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":441.89,"last_trade_time":"2026-02-05T10:15:13","percent_change":0.0,"prev_day_close":365.699996948242},{"option":"SPXW260227C07250000","bid":0.05,"bid_size":167.0,"ask":0.15,"ask_size":31.0,"iv":0.1299,"open_interest":2183.0,"volume":457.0,"delta":0.0022,"gamma":0.0,"vega":0.0951,"theta":-0.0426,"rho":0.004,"theo":0.0805,"change":0.05,"open":0.15,"high":0.2,"low":0.12,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:49:50","percent_change":50.0,"prev_day_close":0.150000002235174},{"option":"SPXW260227P07250000","bid":385.9,"bid_size":1.0,"ask":393.7,"ask_size":1.0,"iv":0.1361,"open_interest":40.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.0949,"theta":0.0,"rho":-1.979,"theo":389.8715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":378.75,"last_trade_time":"2026-02-17T14:34:59","percent_change":0.0,"prev_day_close":369.199996948242},{"option":"SPXW260227C07255000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":31.0,"iv":0.1314,"open_interest":977.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.0883,"theta":-0.0393,"rho":0.0036,"theo":0.0734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T13:50:55","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07255000","bid":390.9,"bid_size":1.0,"ask":398.7,"ask_size":1.0,"iv":0.1381,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.0882,"theta":0.0,"rho":-1.9807,"theo":394.8586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":451.64,"last_trade_time":"2026-02-05T10:15:13","percent_change":0.0,"prev_day_close":375.149993896484},{"option":"SPXW260227C07260000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":34.0,"iv":0.133,"open_interest":743.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.0819,"theta":-0.0363,"rho":0.0033,"theo":0.067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:42:10","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07260000","bid":395.9,"bid_size":1.0,"ask":403.5,"ask_size":1.0,"iv":0.1401,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.0819,"theta":0.0,"rho":-1.9824,"theo":399.8465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":421.03,"last_trade_time":"2025-12-02T13:57:44","percent_change":0.0,"prev_day_close":380.300003051758},{"option":"SPXW260227C07265000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":49.0,"iv":0.1344,"open_interest":121.0,"volume":4.0,"delta":0.0017,"gamma":0.0,"vega":0.0762,"theta":-0.0335,"rho":0.0031,"theo":0.0613,"change":0.02,"open":0.12,"high":0.12,"low":0.12,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-18T09:30:31","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07265000","bid":400.9,"bid_size":1.0,"ask":408.5,"ask_size":1.0,"iv":0.1421,"open_interest":3.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.0762,"theta":0.0,"rho":-1.984,"theo":404.835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":493.92,"last_trade_time":"2025-12-17T13:40:00","percent_change":0.0,"prev_day_close":384.199996948242},{"option":"SPXW260227C07270000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":51.0,"iv":0.1356,"open_interest":124.0,"volume":2.0,"delta":0.0016,"gamma":0.0,"vega":0.0712,"theta":-0.0311,"rho":0.0028,"theo":0.0563,"change":0.03,"open":0.13,"high":0.13,"low":0.13,"tick":"down","last_trade_price":0.13,"last_trade_time":"2026-02-18T10:04:18","percent_change":30.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07270000","bid":405.9,"bid_size":1.0,"ask":413.5,"ask_size":1.0,"iv":0.1441,"open_interest":1.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0708,"theta":0.0,"rho":-1.9856,"theo":409.824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":417.31,"last_trade_time":"2026-02-13T11:26:16","percent_change":0.0,"prev_day_close":390.0},{"option":"SPXW260227C07275000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":52.0,"iv":0.1338,"open_interest":1300.0,"volume":63.0,"delta":0.0015,"gamma":0.0,"vega":0.066,"theta":-0.0286,"rho":0.0026,"theo":0.0514,"change":0.02,"open":0.11,"high":0.12,"low":0.11,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:40:40","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07275000","bid":410.8,"bid_size":1.0,"ask":418.5,"ask_size":1.0,"iv":0.1461,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.066,"theta":0.0,"rho":-1.9872,"theo":414.8135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":395.650009155273},{"option":"SPXW260227C07280000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":53.0,"iv":0.1352,"open_interest":146.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.0615,"theta":-0.0265,"rho":0.0024,"theo":0.0471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-13T13:34:49","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260227P07280000","bid":415.8,"bid_size":1.0,"ask":423.5,"ask_size":1.0,"iv":0.1481,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0615,"theta":0.0,"rho":-1.9888,"theo":419.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":399.600006103516},{"option":"SPXW260227C07285000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":56.0,"iv":0.1366,"open_interest":90.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0573,"theta":-0.0246,"rho":0.0022,"theo":0.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-12T11:17:27","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07285000","bid":420.8,"bid_size":1.0,"ask":428.5,"ask_size":1.0,"iv":0.1501,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0573,"theta":0.0,"rho":-1.9903,"theo":424.7939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.600006103516},{"option":"SPXW260227C07290000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":57.0,"iv":0.138,"open_interest":58.0,"volume":15.0,"delta":0.0011,"gamma":0.0,"vega":0.0535,"theta":-0.0228,"rho":0.002,"theo":0.0398,"change":0.03,"open":0.13,"high":0.13,"low":0.13,"tick":"down","last_trade_price":0.13,"last_trade_time":"2026-02-18T09:33:47","percent_change":30.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07290000","bid":425.8,"bid_size":1.0,"ask":433.5,"ask_size":1.0,"iv":0.1521,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0535,"theta":0.0,"rho":-1.9919,"theo":429.7847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.150009155273},{"option":"SPXW260227C07295000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":57.0,"iv":0.1394,"open_interest":138.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0499,"theta":-0.0212,"rho":0.0019,"theo":0.0367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.56,"last_trade_time":"2026-02-10T10:02:20","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07295000","bid":430.8,"bid_size":1.0,"ask":438.5,"ask_size":1.0,"iv":0.154,"open_interest":1.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0499,"theta":0.0,"rho":-1.9934,"theo":434.7758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.29,"last_trade_time":"2026-02-13T11:26:16","percent_change":0.0,"prev_day_close":415.350006103516},{"option":"SPXW260227C07300000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":78.0,"iv":0.1405,"open_interest":2470.0,"volume":37.0,"delta":0.001,"gamma":0.0,"vega":0.0468,"theta":-0.0198,"rho":0.0017,"theo":0.0339,"change":0.02,"open":0.12,"high":0.12,"low":0.1,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:30:09","percent_change":20.0,"prev_day_close":0.12500000372529},{"option":"SPXW260227P07300000","bid":439.3,"bid_size":1.0,"ask":440.4,"ask_size":1.0,"iv":0.1467,"open_interest":331.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0467,"theta":0.0,"rho":-1.9949,"theo":439.7672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":434.94,"last_trade_time":"2026-02-17T13:46:33","percent_change":0.0,"prev_day_close":419.449996948242},{"option":"SPXW260227C07310000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":81.0,"iv":0.1437,"open_interest":400.0,"volume":16.0,"delta":0.0008,"gamma":0.0,"vega":0.041,"theta":-0.0172,"rho":0.0015,"theo":0.0291,"change":0.02,"open":0.1,"high":0.12,"low":0.1,"tick":"up","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:40:32","percent_change":20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07310000","bid":445.8,"bid_size":1.0,"ask":453.6,"ask_size":1.0,"iv":0.151,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.041,"theta":0.0,"rho":-1.9979,"theo":449.7508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":430.599990844727},{"option":"SPXW260227C07320000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":82.0,"iv":0.1465,"open_interest":404.0,"volume":1.0,"delta":0.0007,"gamma":0.0,"vega":0.0362,"theta":-0.0151,"rho":0.0013,"theo":0.0251,"change":0.015,"open":0.09,"high":0.09,"low":0.09,"tick":"down","last_trade_price":0.09,"last_trade_time":"2026-02-18T10:58:35","percent_change":20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07320000","bid":455.8,"bid_size":1.0,"ask":463.6,"ask_size":1.0,"iv":0.1552,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0362,"theta":0.0,"rho":-2.0008,"theo":459.7353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.149993896484},{"option":"SPXW260227C07325000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":83.0,"iv":0.1477,"open_interest":465.0,"volume":9.0,"delta":0.0007,"gamma":0.0,"vega":0.0342,"theta":-0.0142,"rho":0.0012,"theo":0.0235,"change":0.0,"open":0.11,"high":0.12,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:40:32","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07325000","bid":460.8,"bid_size":1.0,"ask":468.4,"ask_size":1.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0341,"theta":0.0,"rho":-2.0023,"theo":464.7278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":445.25},{"option":"SPXW260227C07330000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":85.0,"iv":0.1491,"open_interest":353.0,"volume":2.0,"delta":0.0006,"gamma":0.0,"vega":0.0322,"theta":-0.0134,"rho":0.0011,"theo":0.022,"change":0.005,"open":0.08,"high":0.08,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T10:04:18","percent_change":6.66666,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07330000","bid":465.8,"bid_size":1.0,"ask":473.4,"ask_size":1.0,"iv":0.1593,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0321,"theta":0.0,"rho":-2.0037,"theo":469.7205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.199996948242},{"option":"SPXW260227C07340000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":87.0,"iv":0.1519,"open_interest":180.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0288,"theta":-0.0119,"rho":0.001,"theo":0.0193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T09:30:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07340000","bid":475.7,"bid_size":1.0,"ask":483.4,"ask_size":1.0,"iv":0.1634,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0286,"theta":0.0,"rho":-2.0066,"theo":479.7063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":460.199996948242},{"option":"SPXW260227C07350000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":87.0,"iv":0.1547,"open_interest":1500.0,"volume":483.0,"delta":0.0005,"gamma":0.0,"vega":0.0259,"theta":-0.0107,"rho":0.0009,"theo":0.0172,"change":0.025,"open":0.08,"high":0.15,"low":0.07,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:54:27","percent_change":33.3333,"prev_day_close":0.12500000372529},{"option":"SPXW260227P07350000","bid":485.7,"bid_size":1.0,"ask":493.4,"ask_size":1.0,"iv":0.1675,"open_interest":128.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0257,"theta":0.0,"rho":-2.0094,"theo":489.6926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.53,"last_trade_time":"2026-01-06T12:35:31","percent_change":0.0,"prev_day_close":470.650009155273},{"option":"SPXW260227C07360000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":88.0,"iv":0.1576,"open_interest":664.0,"volume":570.0,"delta":0.0004,"gamma":0.0,"vega":0.0232,"theta":-0.0096,"rho":0.0008,"theo":0.0152,"change":0.025,"open":0.1,"high":0.15,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:42:01","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07360000","bid":495.7,"bid_size":1.0,"ask":503.4,"ask_size":1.0,"iv":0.1716,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0232,"theta":0.0,"rho":-2.0123,"theo":499.6792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":479.5},{"option":"SPXW260227C07370000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":89.0,"iv":0.1604,"open_interest":101.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0211,"theta":-0.0087,"rho":0.0007,"theo":0.0137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-12T11:07:33","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07370000","bid":505.7,"bid_size":1.0,"ask":513.4,"ask_size":1.0,"iv":0.1756,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0211,"theta":0.0,"rho":-2.0151,"theo":509.6662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.550003051758},{"option":"SPXW260227C07375000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":89.0,"iv":0.1618,"open_interest":1015.0,"volume":6.0,"delta":0.0004,"gamma":0.0,"vega":0.0201,"theta":-0.0083,"rho":0.0007,"theo":0.0131,"change":-0.025,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:48:07","percent_change":-33.3333,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07375000","bid":510.7,"bid_size":1.0,"ask":518.4,"ask_size":1.0,"iv":0.1776,"open_interest":2.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0201,"theta":0.0,"rho":-2.0165,"theo":514.6597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":508.62,"last_trade_time":"2026-01-20T09:30:07","percent_change":0.0,"prev_day_close":494.899993896484},{"option":"SPXW260227C07380000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":89.0,"iv":0.1631,"open_interest":164.0,"volume":2.0,"delta":0.0004,"gamma":0.0,"vega":0.0193,"theta":-0.008,"rho":0.0006,"theo":0.0124,"change":0.015,"open":0.09,"high":0.09,"low":0.09,"tick":"no_change","last_trade_price":0.09,"last_trade_time":"2026-02-18T15:42:33","percent_change":20.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07380000","bid":515.7,"bid_size":1.0,"ask":523.5,"ask_size":1.0,"iv":0.1687,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0193,"theta":0.0,"rho":-2.0179,"theo":519.6533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.600006103516},{"option":"SPXW260227C07390000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.1659,"open_interest":64.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0177,"theta":-0.0074,"rho":0.0006,"theo":0.0114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-09T14:43:16","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07390000","bid":525.7,"bid_size":1.0,"ask":533.5,"ask_size":1.0,"iv":0.1731,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0177,"theta":0.0,"rho":-2.0207,"theo":529.6407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":510.050003051758},{"option":"SPXW260227C07400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.1685,"open_interest":3289.0,"volume":18.0,"delta":0.0003,"gamma":0.0,"vega":0.0165,"theta":-0.0069,"rho":0.0005,"theo":0.0106,"change":0.025,"open":0.07,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:36:25","percent_change":33.3333,"prev_day_close":0.100000003352761},{"option":"SPXW260227P07400000","bid":535.7,"bid_size":1.0,"ask":543.3,"ask_size":1.0,"iv":0.1774,"open_interest":28.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0163,"theta":0.0,"rho":-2.0235,"theo":539.6282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":431.42,"last_trade_time":"2026-01-30T10:36:00","percent_change":0.0,"prev_day_close":520.5},{"option":"SPXW260227C07410000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.1712,"open_interest":2053.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0153,"theta":-0.0064,"rho":0.0005,"theo":0.0098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.52,"last_trade_time":"2026-02-09T12:58:43","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07410000","bid":545.7,"bid_size":1.0,"ask":553.3,"ask_size":1.0,"iv":0.1817,"open_interest":10.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0151,"theta":0.0,"rho":-2.0262,"theo":549.6159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":433.72,"last_trade_time":"2026-01-16T13:28:30","percent_change":0.0,"prev_day_close":529.5},{"option":"SPXW260227C07420000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.1739,"open_interest":19.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0142,"theta":-0.006,"rho":0.0004,"theo":0.0091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.9,"last_trade_time":"2026-02-02T15:45:54","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07420000","bid":555.6,"bid_size":1.0,"ask":563.3,"ask_size":1.0,"iv":0.1859,"open_interest":10.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.014,"theta":0.0,"rho":-2.029,"theo":559.6037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":443.23,"last_trade_time":"2026-01-16T13:28:30","percent_change":0.0,"prev_day_close":539.399993896484},{"option":"SPXW260227C07425000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":94.0,"iv":0.1753,"open_interest":546.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0137,"theta":-0.0058,"rho":0.0004,"theo":0.0088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-10T13:33:48","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07425000","bid":560.6,"bid_size":1.0,"ask":568.3,"ask_size":1.0,"iv":0.188,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0135,"theta":0.0,"rho":-2.0304,"theo":564.5976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":581.9,"last_trade_time":"2026-02-05T11:57:54","percent_change":0.0,"prev_day_close":545.549987792969},{"option":"SPXW260227C07430000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":94.0,"iv":0.1766,"open_interest":81.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0132,"theta":-0.0056,"rho":0.0004,"theo":0.0085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.09,"last_trade_time":"2026-02-13T14:20:31","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07430000","bid":565.6,"bid_size":1.0,"ask":573.3,"ask_size":1.0,"iv":0.1901,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.013,"theta":0.0,"rho":-2.0318,"theo":569.5915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":550.299987792969},{"option":"SPXW260227C07440000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1734,"open_interest":62.0,"volume":1.0,"delta":0.0002,"gamma":0.0,"vega":0.0124,"theta":-0.0053,"rho":0.0004,"theo":0.008,"change":0.03,"open":0.08,"high":0.08,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T10:58:35","percent_change":60.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07440000","bid":575.6,"bid_size":1.0,"ask":583.3,"ask_size":1.0,"iv":0.1942,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0122,"theta":0.0,"rho":-2.0345,"theo":579.5795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":559.600006103516},{"option":"SPXW260227C07450000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.1761,"open_interest":1024.0,"volume":12.0,"delta":0.0002,"gamma":0.0,"vega":0.0116,"theta":-0.005,"rho":0.0004,"theo":0.0075,"change":0.0,"open":0.08,"high":0.1,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:36:41","percent_change":-1.49012e-6,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07450000","bid":585.6,"bid_size":1.0,"ask":593.3,"ask_size":1.0,"iv":0.1983,"open_interest":1.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0114,"theta":0.0,"rho":-2.0373,"theo":589.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.67,"last_trade_time":"2025-11-26T13:50:45","percent_change":0.0,"prev_day_close":570.099975585938},{"option":"SPXW260227C07460000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1787,"open_interest":22.0,"volume":4.0,"delta":0.0002,"gamma":0.0,"vega":0.0109,"theta":-0.0048,"rho":0.0003,"theo":0.0071,"change":0.02,"open":0.07,"high":0.07,"low":0.07,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T15:42:33","percent_change":40.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07460000","bid":595.6,"bid_size":1.0,"ask":603.4,"ask_size":1.0,"iv":0.1898,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0107,"theta":0.0,"rho":-2.04,"theo":599.5555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.050018310547},{"option":"SPXW260227C07470000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1813,"open_interest":28.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0103,"theta":-0.0045,"rho":0.0003,"theo":0.0067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.62,"last_trade_time":"2026-02-02T09:50:40","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07470000","bid":605.6,"bid_size":1.0,"ask":613.4,"ask_size":1.0,"iv":0.1945,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0101,"theta":0.0,"rho":-2.0428,"theo":609.5435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":589.949981689453},{"option":"SPXW260227C07475000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.1826,"open_interest":140.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.01,"theta":-0.0044,"rho":0.0003,"theo":0.0065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-09T09:55:57","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07475000","bid":610.6,"bid_size":1.0,"ask":618.2,"ask_size":1.0,"iv":0.1967,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0098,"theta":0.0,"rho":-2.0442,"theo":614.5376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":595.299987792969},{"option":"SPXW260227C07480000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.1839,"open_interest":71.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0097,"theta":-0.0043,"rho":0.0003,"theo":0.0063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:51:44","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07480000","bid":615.6,"bid_size":1.0,"ask":623.2,"ask_size":1.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0095,"theta":0.0,"rho":-2.0456,"theo":619.5316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.5},{"option":"SPXW260227C07490000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.1865,"open_interest":58.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0092,"theta":-0.0041,"rho":0.0003,"theo":0.006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-11T13:57:26","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260227P07490000","bid":625.6,"bid_size":1.0,"ask":633.2,"ask_size":1.0,"iv":0.2034,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.009,"theta":0.0,"rho":-2.0483,"theo":629.5198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":609.300018310547},{"option":"SPXW260227C07500000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.1891,"open_interest":2086.0,"volume":11.0,"delta":0.0002,"gamma":0.0,"vega":0.0087,"theta":-0.0039,"rho":0.0003,"theo":0.0057,"change":0.03,"open":0.08,"high":0.08,"low":0.08,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-18T10:23:38","percent_change":60.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07500000","bid":635.5,"bid_size":1.0,"ask":643.2,"ask_size":1.0,"iv":0.2077,"open_interest":178.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0085,"theta":0.0,"rho":-2.0511,"theo":639.5079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":574.98,"last_trade_time":"2026-02-06T14:41:05","percent_change":0.0,"prev_day_close":619.350006103516},{"option":"SPXW260227C07510000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1917,"open_interest":172.0,"volume":100.0,"delta":0.0001,"gamma":0.0,"vega":0.0082,"theta":-0.0038,"rho":0.0002,"theo":0.0055,"change":0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:36:13","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07510000","bid":645.5,"bid_size":1.0,"ask":653.2,"ask_size":1.0,"iv":0.212,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0081,"theta":0.0,"rho":-2.0538,"theo":649.4961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":629.25},{"option":"SPXW260227C07520000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1943,"open_interest":32.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0078,"theta":-0.0036,"rho":0.0002,"theo":0.0052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-01-29T14:14:13","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07520000","bid":655.5,"bid_size":1.0,"ask":663.2,"ask_size":1.0,"iv":0.2162,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0077,"theta":0.0,"rho":-2.0566,"theo":659.4843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":640.299987792969},{"option":"SPXW260227C07525000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1956,"open_interest":261.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0076,"theta":-0.0035,"rho":0.0002,"theo":0.0051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-05T14:24:43","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07525000","bid":660.5,"bid_size":1.0,"ask":668.2,"ask_size":1.0,"iv":0.2183,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0075,"theta":0.0,"rho":-2.0579,"theo":664.4784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.0},{"option":"SPXW260227C07530000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.1968,"open_interest":4.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0074,"theta":-0.0034,"rho":0.0002,"theo":0.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.65,"last_trade_time":"2026-01-29T11:26:37","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07530000","bid":665.5,"bid_size":1.0,"ask":673.2,"ask_size":1.0,"iv":0.2204,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0073,"theta":0.0,"rho":-2.0593,"theo":669.4725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":648.799987792969},{"option":"SPXW260227C07540000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.1994,"open_interest":31.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.007,"theta":-0.0033,"rho":0.0002,"theo":0.0047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-09T13:50:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07540000","bid":675.5,"bid_size":1.0,"ask":683.3,"ask_size":1.0,"iv":0.2102,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0069,"theta":0.0,"rho":-2.0621,"theo":679.4608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":659.199981689453},{"option":"SPXW260227C07550000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.202,"open_interest":362.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0067,"theta":-0.0032,"rho":0.0002,"theo":0.0045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-12T15:52:35","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07550000","bid":685.5,"bid_size":1.0,"ask":693.3,"ask_size":1.0,"iv":0.215,"open_interest":100.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":-2.0648,"theo":689.449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":839.81,"last_trade_time":"2025-11-19T15:57:23","percent_change":0.0,"prev_day_close":669.799987792969},{"option":"SPXW260227C07560000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.2045,"open_interest":13.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0064,"theta":-0.0031,"rho":0.0002,"theo":0.0043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.23,"last_trade_time":"2026-01-05T10:01:13","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07560000","bid":695.5,"bid_size":1.0,"ask":703.1,"ask_size":1.0,"iv":0.2197,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0063,"theta":0.0,"rho":-2.0676,"theo":699.4373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.199981689453},{"option":"SPXW260227C07570000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.2071,"open_interest":87.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0061,"theta":-0.0029,"rho":0.0002,"theo":0.0042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-05T13:19:45","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07570000","bid":705.5,"bid_size":1.0,"ask":713.1,"ask_size":1.0,"iv":0.2243,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":-2.0703,"theo":709.4256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":701.83,"last_trade_time":"2026-02-12T13:40:47","percent_change":0.0,"prev_day_close":690.299987792969},{"option":"SPXW260227C07575000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.2084,"open_interest":99.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.006,"theta":-0.0029,"rho":0.0002,"theo":0.0041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-02T09:32:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07575000","bid":710.4,"bid_size":1.0,"ask":718.1,"ask_size":1.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0058,"theta":0.0,"rho":-2.0717,"theo":714.4197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":694.199981689453},{"option":"SPXW260227C07580000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":58.0,"iv":0.2096,"open_interest":8.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0058,"theta":-0.0028,"rho":0.0002,"theo":0.004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-01-29T11:18:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07580000","bid":715.4,"bid_size":1.0,"ask":723.1,"ask_size":1.0,"iv":0.2288,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0057,"theta":0.0,"rho":-2.073,"theo":719.4138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":699.899993896484},{"option":"SPXW260227C07590000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2122,"open_interest":44.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0056,"theta":-0.0027,"rho":0.0002,"theo":0.0038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-10T14:26:33","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07590000","bid":725.4,"bid_size":1.0,"ask":733.1,"ask_size":1.0,"iv":0.2332,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-2.0758,"theo":729.4021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":593.61,"last_trade_time":"2026-01-28T14:54:11","percent_change":0.0,"prev_day_close":709.149993896484},{"option":"SPXW260227C07600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2147,"open_interest":201.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0053,"theta":-0.0026,"rho":0.0002,"theo":0.0037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-17T13:58:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07600000","bid":735.4,"bid_size":1.0,"ask":743.1,"ask_size":1.0,"iv":0.2376,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0052,"theta":0.0,"rho":-2.0785,"theo":739.3904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.699981689453},{"option":"SPXW260227C07610000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.2172,"open_interest":2.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0051,"theta":-0.0025,"rho":0.0001,"theo":0.0035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-10T15:55:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07610000","bid":745.4,"bid_size":1.0,"ask":753.1,"ask_size":1.0,"iv":0.2418,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.005,"theta":0.0,"rho":-2.0813,"theo":749.3788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":610.74,"last_trade_time":"2026-01-28T14:52:32","percent_change":0.0,"prev_day_close":730.149993896484},{"option":"SPXW260227C07620000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.2198,"open_interest":67.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0048,"theta":-0.0024,"rho":0.0001,"theo":0.0034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-01-27T12:59:54","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07620000","bid":755.4,"bid_size":1.0,"ask":763.2,"ask_size":1.0,"iv":0.2298,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0048,"theta":0.0,"rho":-2.084,"theo":759.3671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":622.84,"last_trade_time":"2026-01-28T14:54:11","percent_change":0.0,"prev_day_close":740.200012207031},{"option":"SPXW260227C07625000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.221,"open_interest":9.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0047,"theta":-0.0024,"rho":0.0001,"theo":0.0033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.5,"last_trade_time":"2025-12-24T11:46:50","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07625000","bid":760.4,"bid_size":1.0,"ask":768.2,"ask_size":1.0,"iv":0.2324,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0046,"theta":0.0,"rho":-2.0854,"theo":764.3612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":744.800018310547},{"option":"SPXW260227C07630000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2223,"open_interest":72.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0046,"theta":-0.0024,"rho":0.0001,"theo":0.0033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-01-14T11:41:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07630000","bid":765.4,"bid_size":1.0,"ask":773.2,"ask_size":1.0,"iv":0.2349,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0046,"theta":0.0,"rho":-2.0867,"theo":769.3554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":749.100006103516},{"option":"SPXW260227C07640000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2248,"open_interest":139.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0044,"theta":-0.0023,"rho":0.0001,"theo":0.0032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.14,"last_trade_time":"2026-02-12T11:20:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07640000","bid":775.4,"bid_size":1.0,"ask":783.0,"ask_size":1.0,"iv":0.2398,"open_interest":5.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0044,"theta":0.0,"rho":-2.0895,"theo":779.3437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":646.7,"last_trade_time":"2026-01-28T12:47:32","percent_change":0.0,"prev_day_close":759.100006103516},{"option":"SPXW260227C07650000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2273,"open_interest":591.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0043,"theta":-0.0022,"rho":0.0001,"theo":0.003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-09T13:41:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07650000","bid":785.3,"bid_size":1.0,"ask":793.0,"ask_size":1.0,"iv":0.2446,"open_interest":1.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":-2.0922,"theo":789.3321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":651.01,"last_trade_time":"2026-01-28T14:52:32","percent_change":0.0,"prev_day_close":769.800018310547},{"option":"SPXW260227C07700000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":55.0,"iv":0.2398,"open_interest":3772.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0035,"theta":-0.0019,"rho":0.0001,"theo":0.0026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-11T09:40:41","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07700000","bid":835.3,"bid_size":1.0,"ask":843.1,"ask_size":1.0,"iv":0.2487,"open_interest":56.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-2.1059,"theo":839.2739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":828.96,"last_trade_time":"2026-02-12T13:40:47","percent_change":0.0,"prev_day_close":819.649993896484},{"option":"SPXW260227C07800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":57.0,"iv":0.2643,"open_interest":481.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0024,"theta":-0.0014,"rho":0.0001,"theo":0.0019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-13T14:42:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260227P07800000","bid":935.2,"bid_size":1.0,"ask":942.8,"ask_size":1.0,"iv":0.278,"open_interest":2.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":-2.1333,"theo":939.1577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":987.31,"last_trade_time":"2026-02-05T10:39:42","percent_change":0.0,"prev_day_close":919.149993896484},{"option":"SPXW260227C07900000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.2881,"open_interest":2055.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0017,"theta":-0.0011,"rho":0.0,"theo":0.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T09:56:42","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P07900000","bid":1035.0,"bid_size":1.0,"ask":1042.7,"ask_size":1.0,"iv":0.3068,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0017,"theta":0.0,"rho":-2.1607,"theo":1039.0418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1019.05001831055},{"option":"SPXW260227C08000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":78.0,"iv":0.3117,"open_interest":559.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0008,"rho":0.0,"theo":0.0011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-02T12:58:13","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08000000","bid":1134.9,"bid_size":1.0,"ask":1142.6,"ask_size":1.0,"iv":0.3353,"open_interest":18.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":-2.188,"theo":1138.926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":992.79,"last_trade_time":"2026-02-02T12:58:13","percent_change":0.0,"prev_day_close":1119.15002441406},{"option":"SPXW260227C08100000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":83.0,"iv":0.3348,"open_interest":117.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0007,"rho":0.0,"theo":0.0009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-11T09:38:57","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08100000","bid":1234.8,"bid_size":1.0,"ask":1242.5,"ask_size":1.0,"iv":0.3634,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0009,"theta":0.0,"rho":-2.2154,"theo":1238.8103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1218.15002441406},{"option":"SPXW260227C08200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":89.0,"iv":0.3575,"open_interest":94.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0005,"rho":0.0,"theo":0.0007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-29T13:17:37","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08200000","bid":1334.7,"bid_size":1.0,"ask":1342.5,"ask_size":1.0,"iv":0.3608,"open_interest":1.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":-2.2427,"theo":1338.6947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1284.47,"last_trade_time":"2025-11-11T09:58:44","percent_change":0.0,"prev_day_close":1318.54998779297},{"option":"SPXW260227C08400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":167.0,"iv":0.402,"open_interest":249.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0004,"rho":0.0,"theo":0.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:37:36","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08400000","bid":1534.5,"bid_size":1.0,"ask":1542.1,"ask_size":1.0,"iv":0.4189,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-2.2974,"theo":1538.4635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1427.08,"last_trade_time":"2026-01-30T10:36:00","percent_change":0.0,"prev_day_close":1518.90002441406},{"option":"SPXW260227C08600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":172.0,"iv":0.4447,"open_interest":19.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0003,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-04T14:50:00","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08600000","bid":1734.2,"bid_size":1.0,"ask":1741.9,"ask_size":1.0,"iv":0.4742,"open_interest":2.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-2.3521,"theo":1738.2324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1611.76,"last_trade_time":"2025-12-24T12:36:41","percent_change":0.0,"prev_day_close":1717.29998779297},{"option":"SPXW260227C08800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":177.0,"iv":0.4864,"open_interest":6.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0002,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T15:00:44","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260227P08800000","bid":1934.0,"bid_size":1.0,"ask":1941.7,"ask_size":1.0,"iv":0.5276,"open_interest":2.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-2.4068,"theo":1938.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1964.21,"last_trade_time":"2026-02-13T10:01:33","percent_change":0.0,"prev_day_close":1917.95001220703},{"option":"SPXW260302C02800000","bid":4051.6,"bid_size":1.0,"ask":4059.2,"ask_size":1.0,"iv":1.5398,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0047,"theta":0.0,"rho":0.8424,"theo":4055.048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.54992675781},{"option":"SPXW260302P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":429.0,"iv":1.4346,"open_interest":20.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0047,"theta":-0.022,"rho":-0.0002,"theo":0.0396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-05T10:27:31","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C03000000","bid":3851.8,"bid_size":1.0,"ask":3859.5,"ask_size":1.0,"iv":1.3782,"open_interest":1.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":0.9025,"theo":3855.3113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3960.37,"last_trade_time":"2026-01-16T14:51:37","percent_change":0.0,"prev_day_close":3876.0},{"option":"SPXW260302P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":438.0,"iv":1.328,"open_interest":7.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.006,"theta":-0.0266,"rho":-0.0003,"theo":0.0489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-05T13:59:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C03200000","bid":3652.1,"bid_size":1.0,"ask":3659.7,"ask_size":1.0,"iv":1.3136,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0077,"theta":0.0,"rho":0.9625,"theo":3655.5765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.0},{"option":"SPXW260302P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":286.0,"iv":1.2283,"open_interest":7.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0077,"theta":-0.032,"rho":-0.0003,"theo":0.0601,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-06T12:26:11","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C03400000","bid":3452.3,"bid_size":1.0,"ask":3460.0,"ask_size":1.0,"iv":1.17,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0098,"theta":0.0,"rho":1.0226,"theo":3455.8441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.30004882812},{"option":"SPXW260302P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":133.0,"iv":1.1345,"open_interest":1.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0098,"theta":-0.0384,"rho":-0.0004,"theo":0.0736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-06T09:53:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C03600000","bid":3252.6,"bid_size":1.0,"ask":3260.2,"ask_size":1.0,"iv":1.1144,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0125,"theta":0.0,"rho":1.0826,"theo":3256.1148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.0},{"option":"SPXW260302P03600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":149.0,"iv":1.0458,"open_interest":98.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0125,"theta":-0.046,"rho":-0.0006,"theo":0.0904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:44:46","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C03800000","bid":3052.8,"bid_size":1.0,"ask":3060.5,"ask_size":1.0,"iv":0.9853,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0159,"theta":0.0,"rho":1.1426,"theo":3056.3891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3074.95007324219},{"option":"SPXW260302P03800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":129.0,"iv":0.9619,"open_interest":138.0,"volume":11.0,"delta":-0.0004,"gamma":0.0,"vega":0.0158,"theta":-0.055,"rho":-0.0007,"theo":0.1105,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:40:31","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C04000000","bid":2853.1,"bid_size":1.0,"ask":2860.8,"ask_size":1.0,"iv":0.9363,"open_interest":1.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0203,"theta":0.0,"rho":1.2025,"theo":2856.668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2959.34,"last_trade_time":"2026-01-16T14:33:42","percent_change":0.0,"prev_day_close":2876.64990234375},{"option":"SPXW260302P04000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.8823,"open_interest":93.0,"volume":18.0,"delta":-0.0005,"gamma":0.0,"vega":0.0202,"theta":-0.0656,"rho":-0.001,"theo":0.1353,"change":-0.05,"open":0.1,"high":0.1,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T16:06:41","percent_change":-50.0,"prev_day_close":0.0750000011175871},{"option":"SPXW260302C04200000","bid":2653.2,"bid_size":1.0,"ask":2661.0,"ask_size":1.0,"iv":0.8777,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0259,"theta":0.0,"rho":1.2624,"theo":2656.953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2675.69995117188},{"option":"SPXW260302P04200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":131.0,"iv":0.829,"open_interest":83.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0258,"theta":-0.0785,"rho":-0.0012,"theo":0.1661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-11T11:00:19","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302C04400000","bid":2453.6,"bid_size":1.0,"ask":2461.3,"ask_size":1.0,"iv":0.7752,"open_interest":1.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0332,"theta":0.0,"rho":1.3222,"theo":2457.2456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2564.59,"last_trade_time":"2026-01-16T15:00:22","percent_change":0.0,"prev_day_close":2477.25},{"option":"SPXW260302P04400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":57.0,"iv":0.7544,"open_interest":69.0,"volume":6.0,"delta":-0.0008,"gamma":0.0,"vega":0.0332,"theta":-0.094,"rho":-0.0016,"theo":0.2048,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:36:10","percent_change":-42.8571,"prev_day_close":0.100000003352761},{"option":"SPXW260302C04600000","bid":2253.9,"bid_size":1.0,"ask":2261.6,"ask_size":1.0,"iv":0.7211,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.043,"theta":0.0,"rho":1.3818,"theo":2257.5483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2277.55004882812},{"option":"SPXW260302P04600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":124.0,"iv":0.6973,"open_interest":223.0,"volume":6.0,"delta":-0.001,"gamma":0.0,"vega":0.0429,"theta":-0.1127,"rho":-0.0021,"theo":0.2532,"change":-0.05,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:37:32","percent_change":-33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260302C04800000","bid":2054.2,"bid_size":1.0,"ask":2061.9,"ask_size":1.0,"iv":0.6626,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0558,"theta":0.0,"rho":1.4413,"theo":2057.8644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2078.35009765625},{"option":"SPXW260302P04800000","bid":0.1,"bid_size":244.0,"ask":0.25,"ask_size":34.0,"iv":0.655,"open_interest":345.0,"volume":4.0,"delta":-0.0014,"gamma":0.0,"vega":0.0558,"theta":-0.1359,"rho":-0.0028,"theo":0.3161,"change":-0.15,"open":0.27,"high":0.27,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T12:31:29","percent_change":-42.8571,"prev_day_close":0.175000000745058},{"option":"SPXW260302C05000000","bid":1854.4,"bid_size":1.0,"ask":1862.2,"ask_size":1.0,"iv":0.6204,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0736,"theta":0.0,"rho":1.5005,"theo":1858.1995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1876.87,"last_trade_time":"2026-01-21T11:35:34","percent_change":0.0,"prev_day_close":1877.09997558594},{"option":"SPXW260302P05000000","bid":0.2,"bid_size":186.0,"ask":0.35,"ask_size":34.0,"iv":0.6076,"open_interest":278.0,"volume":135.0,"delta":-0.0019,"gamma":0.0,"vega":0.0736,"theta":-0.1643,"rho":-0.0038,"theo":0.3972,"change":-0.225,"open":0.3,"high":0.32,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T16:07:44","percent_change":-47.3684,"prev_day_close":0.274999998509884},{"option":"SPXW260302C05200000","bid":1654.8,"bid_size":1.0,"ask":1662.6,"ask_size":1.0,"iv":0.5675,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.0982,"theta":0.0,"rho":1.5592,"theo":1658.5629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1678.60003662109},{"option":"SPXW260302P05200000","bid":0.35,"bid_size":137.0,"ask":0.5,"ask_size":137.0,"iv":0.5594,"open_interest":1076.0,"volume":190.0,"delta":-0.0026,"gamma":0.0,"vega":0.0982,"theta":-0.2007,"rho":-0.0052,"theo":0.5066,"change":-0.125,"open":0.57,"high":0.57,"low":0.4,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T15:15:34","percent_change":-18.5185,"prev_day_close":0.399999991059303},{"option":"SPXW260302C05400000","bid":1455.4,"bid_size":1.0,"ask":1463.1,"ask_size":1.0,"iv":0.5094,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.1346,"theta":0.0,"rho":1.6172,"theo":1458.9725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1478.25},{"option":"SPXW260302P05400000","bid":0.55,"bid_size":155.0,"ask":0.75,"ask_size":185.0,"iv":0.5102,"open_interest":838.0,"volume":100.0,"delta":-0.0036,"gamma":0.0,"vega":0.1346,"theta":-0.2493,"rho":-0.0074,"theo":0.6622,"change":-0.225,"open":0.78,"high":0.78,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:48:12","percent_change":-24.3243,"prev_day_close":0.550000011920929},{"option":"SPXW260302C05500000","bid":1355.7,"bid_size":1.0,"ask":1363.4,"ask_size":1.0,"iv":0.4859,"open_interest":1.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.1592,"theta":0.0,"rho":1.6458,"theo":1359.2044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1344.55,"last_trade_time":"2026-02-13T09:46:35","percent_change":0.0,"prev_day_close":1379.34997558594},{"option":"SPXW260302P05500000","bid":0.7,"bid_size":151.0,"ask":0.9,"ask_size":179.0,"iv":0.4851,"open_interest":307.0,"volume":72.0,"delta":-0.0043,"gamma":0.0,"vega":0.1592,"theta":-0.2804,"rho":-0.0088,"theo":0.7671,"change":-0.375,"open":0.8,"high":0.9,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:36:09","percent_change":-34.8837,"prev_day_close":0.675000011920929},{"option":"SPXW260302C05600000","bid":1256.0,"bid_size":1.0,"ask":1263.7,"ask_size":1.0,"iv":0.4598,"open_interest":0.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.1908,"theta":0.0,"rho":1.674,"theo":1259.4634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1278.79998779297},{"option":"SPXW260302P05600000","bid":0.9,"bid_size":60.0,"ask":1.05,"ask_size":175.0,"iv":0.4592,"open_interest":610.0,"volume":43.0,"delta":-0.0053,"gamma":0.0,"vega":0.1908,"theta":-0.318,"rho":-0.0108,"theo":0.8991,"change":-0.1,"open":1.0,"high":1.05,"low":0.7,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:52:26","percent_change":-12.5,"prev_day_close":0.800000011920929},{"option":"SPXW260302C05700000","bid":1156.3,"bid_size":1.0,"ask":1164.0,"ask_size":1.0,"iv":0.4316,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.2308,"theta":0.0,"rho":1.7014,"theo":1159.7619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1179.59997558594},{"option":"SPXW260302P05700000","bid":1.05,"bid_size":143.0,"ask":1.25,"ask_size":170.0,"iv":0.4312,"open_interest":552.0,"volume":11.0,"delta":-0.0066,"gamma":0.0,"vega":0.2308,"theta":-0.3648,"rho":-0.0134,"theo":1.0706,"change":-0.325,"open":1.4,"high":1.4,"low":0.95,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T15:21:31","percent_change":-22.0339,"prev_day_close":0.949999988079071},{"option":"SPXW260302C05800000","bid":1056.5,"bid_size":3.0,"ask":1063.7,"ask_size":2.0,"iv":0.4002,"open_interest":0.0,"volume":0.0,"delta":0.9917,"gamma":0.0,"vega":0.2845,"theta":-0.0204,"rho":1.728,"theo":1060.1195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1079.69995117188},{"option":"SPXW260302P05800000","bid":1.3,"bid_size":129.0,"ask":1.5,"ask_size":161.0,"iv":0.4046,"open_interest":319.0,"volume":102.0,"delta":-0.0083,"gamma":0.0,"vega":0.2845,"theta":-0.4246,"rho":-0.0169,"theo":1.3012,"change":-0.625,"open":1.6,"high":1.66,"low":1.15,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-18T10:35:03","percent_change":-35.2113,"prev_day_close":1.125},{"option":"SPXW260302C05850000","bid":1007.1,"bid_size":2.0,"ask":1014.5,"ask_size":1.0,"iv":0.3979,"open_interest":0.0,"volume":0.0,"delta":0.9906,"gamma":0.0,"vega":0.3182,"theta":-0.0762,"rho":1.7407,"theo":1010.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1030.75},{"option":"SPXW260302P05850000","bid":1.45,"bid_size":105.0,"ask":1.65,"ask_size":160.0,"iv":0.3912,"open_interest":90.0,"volume":48.0,"delta":-0.0094,"gamma":0.0,"vega":0.3182,"theta":-0.4613,"rho":-0.0192,"theo":1.4488,"change":-0.375,"open":1.75,"high":1.75,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:15:34","percent_change":-18.9873,"prev_day_close":1.22499996423721},{"option":"SPXW260302C05875000","bid":982.3,"bid_size":3.0,"ask":989.1,"ask_size":3.0,"iv":0.389,"open_interest":0.0,"volume":0.0,"delta":0.9899,"gamma":0.0001,"vega":0.337,"theta":-0.1062,"rho":1.7469,"theo":985.4467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1005.75},{"option":"SPXW260302P05875000","bid":1.55,"bid_size":57.0,"ask":1.7,"ask_size":110.0,"iv":0.3842,"open_interest":14.0,"volume":0.0,"delta":-0.01,"gamma":0.0001,"vega":0.337,"theta":-0.4818,"rho":-0.0206,"theo":1.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.93,"last_trade_time":"2026-02-17T14:31:28","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260302C05900000","bid":957.6,"bid_size":3.0,"ask":964.2,"ask_size":3.0,"iv":0.3842,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0001,"vega":0.3573,"theta":-0.1379,"rho":1.753,"theo":960.5711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":980.600006103516},{"option":"SPXW260302P05900000","bid":1.6,"bid_size":134.0,"ask":1.8,"ask_size":109.0,"iv":0.3772,"open_interest":249.0,"volume":11.0,"delta":-0.0107,"gamma":0.0001,"vega":0.3573,"theta":-0.504,"rho":-0.022,"theo":1.6258,"change":-0.7,"open":1.95,"high":1.95,"low":1.5,"tick":"down","last_trade_price":1.5,"last_trade_time":"2026-02-18T14:04:16","percent_change":-31.8182,"prev_day_close":1.34999996423721},{"option":"SPXW260302C05925000","bid":932.2,"bid_size":4.0,"ask":939.3,"ask_size":3.0,"iv":0.3699,"open_interest":0.0,"volume":0.0,"delta":0.9884,"gamma":0.0001,"vega":0.3794,"theta":-0.1714,"rho":1.7589,"theo":935.7047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":956.099975585938},{"option":"SPXW260302P05925000","bid":1.7,"bid_size":134.0,"ask":1.9,"ask_size":108.0,"iv":0.3707,"open_interest":180.0,"volume":0.0,"delta":-0.0115,"gamma":0.0001,"vega":0.3794,"theta":-0.5279,"rho":-0.0236,"theo":1.7277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.17,"last_trade_time":"2026-02-17T14:31:28","percent_change":0.0,"prev_day_close":1.42500001192093},{"option":"SPXW260302C05950000","bid":907.3,"bid_size":3.0,"ask":914.5,"ask_size":3.0,"iv":0.3637,"open_interest":0.0,"volume":0.0,"delta":0.9876,"gamma":0.0001,"vega":0.4039,"theta":-0.2068,"rho":1.7647,"theo":910.8487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":931.150024414062},{"option":"SPXW260302P05950000","bid":1.8,"bid_size":134.0,"ask":2.0,"ask_size":36.0,"iv":0.364,"open_interest":188.0,"volume":2.0,"delta":-0.0124,"gamma":0.0001,"vega":0.4039,"theta":-0.5538,"rho":-0.0253,"theo":1.84,"change":-0.9,"open":1.5,"high":1.55,"low":1.5,"tick":"up","last_trade_price":1.55,"last_trade_time":"2026-02-18T12:37:41","percent_change":-36.7347,"prev_day_close":1.52500003576279},{"option":"SPXW260302C05975000","bid":882.5,"bid_size":4.0,"ask":889.7,"ask_size":3.0,"iv":0.3585,"open_interest":0.0,"volume":0.0,"delta":0.9866,"gamma":0.0001,"vega":0.4307,"theta":-0.2444,"rho":1.7703,"theo":886.0046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":906.149993896484},{"option":"SPXW260302P05975000","bid":1.95,"bid_size":99.0,"ask":2.15,"ask_size":111.0,"iv":0.3583,"open_interest":119.0,"volume":1.0,"delta":-0.0133,"gamma":0.0001,"vega":0.4307,"theta":-0.5819,"rho":-0.0272,"theo":1.9641,"change":-0.7,"open":1.9,"high":1.9,"low":1.9,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T15:24:59","percent_change":-26.9231,"prev_day_close":1.59999996423721},{"option":"SPXW260302C06000000","bid":858.1,"bid_size":3.0,"ask":864.7,"ask_size":3.0,"iv":0.3551,"open_interest":0.0,"volume":0.0,"delta":0.9856,"gamma":0.0001,"vega":0.4601,"theta":-0.2845,"rho":1.7756,"theo":861.1741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":881.449981689453},{"option":"SPXW260302P06000000","bid":2.1,"bid_size":55.0,"ask":2.25,"ask_size":39.0,"iv":0.3517,"open_interest":200.0,"volume":17.0,"delta":-0.0144,"gamma":0.0001,"vega":0.4601,"theta":-0.6124,"rho":-0.0294,"theo":2.1019,"change":-0.91,"open":1.76,"high":1.8,"low":1.7,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T12:28:54","percent_change":-33.0909,"prev_day_close":1.72499996423721},{"option":"SPXW260302C06025000","bid":832.9,"bid_size":3.0,"ask":839.9,"ask_size":3.0,"iv":0.3449,"open_interest":0.0,"volume":0.0,"delta":0.9844,"gamma":0.0001,"vega":0.492,"theta":-0.3273,"rho":1.7807,"theo":836.3593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":856.949981689453},{"option":"SPXW260302P06025000","bid":2.25,"bid_size":54.0,"ask":2.4,"ask_size":35.0,"iv":0.3455,"open_interest":9.0,"volume":0.0,"delta":-0.0155,"gamma":0.0001,"vega":0.492,"theta":-0.6456,"rho":-0.0319,"theo":2.2553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-17T16:08:45","percent_change":0.0,"prev_day_close":1.82499998807907},{"option":"SPXW260302C06050000","bid":808.1,"bid_size":4.0,"ask":815.1,"ask_size":4.0,"iv":0.3388,"open_interest":0.0,"volume":0.0,"delta":0.9831,"gamma":0.0001,"vega":0.5266,"theta":-0.373,"rho":1.7855,"theo":811.5621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":831.850006103516},{"option":"SPXW260302P06050000","bid":2.4,"bid_size":54.0,"ask":2.6,"ask_size":108.0,"iv":0.3395,"open_interest":134.0,"volume":20.0,"delta":-0.0168,"gamma":0.0001,"vega":0.5266,"theta":-0.6819,"rho":-0.0346,"theo":2.4264,"change":-0.75,"open":2.15,"high":2.4,"low":1.95,"tick":"no_change","last_trade_price":2.4,"last_trade_time":"2026-02-18T15:16:23","percent_change":-23.8095,"prev_day_close":1.92500001192093},{"option":"SPXW260302C06075000","bid":783.9,"bid_size":4.0,"ask":790.6,"ask_size":2.0,"iv":0.3404,"open_interest":0.0,"volume":0.0,"delta":0.9817,"gamma":0.0001,"vega":0.5646,"theta":-0.4221,"rho":1.7901,"theo":786.785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":806.949981689453},{"option":"SPXW260302P06075000","bid":2.6,"bid_size":53.0,"ask":2.75,"ask_size":38.0,"iv":0.3332,"open_interest":33.0,"volume":13.0,"delta":-0.0183,"gamma":0.0001,"vega":0.5646,"theta":-0.7214,"rho":-0.0375,"theo":2.6174,"change":-1.36,"open":3.0,"high":3.0,"low":2.04,"tick":"down","last_trade_price":2.04,"last_trade_time":"2026-02-18T10:16:23","percent_change":-40.0,"prev_day_close":2.07500004768372},{"option":"SPXW260302C06100000","bid":759.3,"bid_size":2.0,"ask":765.5,"ask_size":4.0,"iv":0.3325,"open_interest":0.0,"volume":0.0,"delta":0.9801,"gamma":0.0001,"vega":0.6068,"theta":-0.4747,"rho":1.7943,"theo":762.0306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":782.850006103516},{"option":"SPXW260302P06100000","bid":2.8,"bid_size":52.0,"ask":2.95,"ask_size":49.0,"iv":0.327,"open_interest":3477.0,"volume":1132.0,"delta":-0.0199,"gamma":0.0001,"vega":0.6068,"theta":-0.7645,"rho":-0.0408,"theo":2.8313,"change":-0.9,"open":3.14,"high":3.14,"low":2.1,"tick":"no_change","last_trade_price":2.7,"last_trade_time":"2026-02-18T15:27:40","percent_change":-25.0,"prev_day_close":2.25},{"option":"SPXW260302C06125000","bid":734.6,"bid_size":2.0,"ask":740.8,"ask_size":4.0,"iv":0.3268,"open_interest":0.0,"volume":0.0,"delta":0.9782,"gamma":0.0001,"vega":0.6537,"theta":-0.5314,"rho":1.7981,"theo":737.3027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":757.399993896484},{"option":"SPXW260302P06125000","bid":3.0,"bid_size":91.0,"ask":3.2,"ask_size":33.0,"iv":0.321,"open_interest":75.0,"volume":45.0,"delta":-0.0217,"gamma":0.0001,"vega":0.6537,"theta":-0.8116,"rho":-0.0446,"theo":3.0717,"change":-0.8,"open":2.65,"high":3.1,"low":2.65,"tick":"up","last_trade_price":3.1,"last_trade_time":"2026-02-18T15:16:23","percent_change":-20.5128,"prev_day_close":2.42499995231628},{"option":"SPXW260302C06150000","bid":709.9,"bid_size":2.0,"ask":716.1,"ask_size":4.0,"iv":0.3206,"open_interest":0.0,"volume":0.0,"delta":0.9762,"gamma":0.0001,"vega":0.705,"theta":-0.5925,"rho":1.8013,"theo":712.6056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":732.550018310547},{"option":"SPXW260302P06150000","bid":3.2,"bid_size":119.0,"ask":3.5,"ask_size":106.0,"iv":0.315,"open_interest":136.0,"volume":21.0,"delta":-0.0237,"gamma":0.0001,"vega":0.705,"theta":-0.8633,"rho":-0.0489,"theo":3.3429,"change":-1.75,"open":3.64,"high":3.67,"low":2.4,"tick":"up","last_trade_price":2.45,"last_trade_time":"2026-02-18T15:52:03","percent_change":-41.6667,"prev_day_close":2.625},{"option":"SPXW260302C06175000","bid":685.3,"bid_size":2.0,"ask":691.4,"ask_size":4.0,"iv":0.3148,"open_interest":0.0,"volume":0.0,"delta":0.9739,"gamma":0.0002,"vega":0.7608,"theta":-0.6586,"rho":1.804,"theo":687.9442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":708.350006103516},{"option":"SPXW260302P06175000","bid":3.5,"bid_size":117.0,"ask":3.8,"ask_size":105.0,"iv":0.3093,"open_interest":433.0,"volume":17.0,"delta":-0.026,"gamma":0.0002,"vega":0.7608,"theta":-0.9198,"rho":-0.0536,"theo":3.6497,"change":-1.65,"open":2.82,"high":3.1,"low":2.8,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-18T15:43:33","percent_change":-36.6667,"prev_day_close":2.875},{"option":"SPXW260302C06200000","bid":660.6,"bid_size":2.0,"ask":666.7,"ask_size":4.0,"iv":0.308,"open_interest":20.0,"volume":0.0,"delta":0.9713,"gamma":0.0002,"vega":0.8224,"theta":-0.7302,"rho":1.8063,"theo":663.3234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":784.86,"last_trade_time":"2026-01-16T09:58:57","percent_change":0.0,"prev_day_close":683.900024414062},{"option":"SPXW260302P06200000","bid":3.9,"bid_size":83.0,"ask":4.1,"ask_size":35.0,"iv":0.3039,"open_interest":124.0,"volume":4.0,"delta":-0.0286,"gamma":0.0002,"vega":0.8224,"theta":-0.9819,"rho":-0.059,"theo":3.9971,"change":-1.7,"open":4.5,"high":4.5,"low":3.2,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T10:02:14","percent_change":-34.6939,"prev_day_close":3.10000002384186},{"option":"SPXW260302C06225000","bid":636.0,"bid_size":2.0,"ask":642.1,"ask_size":4.0,"iv":0.302,"open_interest":0.0,"volume":0.0,"delta":0.9684,"gamma":0.0002,"vega":0.8914,"theta":-0.8077,"rho":1.8077,"theo":638.7495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":659.0},{"option":"SPXW260302P06225000","bid":4.2,"bid_size":108.0,"ask":4.5,"ask_size":97.0,"iv":0.298,"open_interest":173.0,"volume":84.0,"delta":-0.0316,"gamma":0.0002,"vega":0.8914,"theta":-1.0498,"rho":-0.065,"theo":4.3915,"change":-2.28,"open":3.2,"high":3.21,"low":3.02,"tick":"no_change","last_trade_price":3.02,"last_trade_time":"2026-02-18T11:00:41","percent_change":-43.0189,"prev_day_close":3.39999997615814},{"option":"SPXW260302C06250000","bid":611.6,"bid_size":2.0,"ask":617.6,"ask_size":4.0,"iv":0.2972,"open_interest":0.0,"volume":0.0,"delta":0.9651,"gamma":0.0002,"vega":0.9677,"theta":-0.8917,"rho":1.8083,"theo":614.2307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":634.350006103516},{"option":"SPXW260302P06250000","bid":4.6,"bid_size":104.0,"ask":4.9,"ask_size":16.0,"iv":0.2923,"open_interest":131.0,"volume":4.0,"delta":-0.0349,"gamma":0.0002,"vega":0.9677,"theta":-1.1243,"rho":-0.072,"theo":4.841,"change":-2.1,"open":3.8,"high":3.8,"low":3.7,"tick":"no_change","last_trade_price":3.7,"last_trade_time":"2026-02-18T13:48:29","percent_change":-36.2069,"prev_day_close":3.80000007152557},{"option":"SPXW260302C06275000","bid":587.1,"bid_size":2.0,"ask":593.1,"ask_size":4.0,"iv":0.2913,"open_interest":0.0,"volume":0.0,"delta":0.9613,"gamma":0.0002,"vega":1.0507,"theta":-0.983,"rho":1.8079,"theo":589.7765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":609.75},{"option":"SPXW260302P06275000","bid":5.1,"bid_size":98.0,"ask":5.4,"ask_size":31.0,"iv":0.2871,"open_interest":90.0,"volume":5.0,"delta":-0.0386,"gamma":0.0002,"vega":1.0507,"theta":-1.2061,"rho":-0.0798,"theo":5.355,"change":-2.25,"open":5.4,"high":5.4,"low":3.75,"tick":"up","last_trade_price":4.1,"last_trade_time":"2026-02-18T16:13:36","percent_change":-35.4331,"prev_day_close":4.20000004768372},{"option":"SPXW260302C06300000","bid":562.0,"bid_size":4.0,"ask":568.7,"ask_size":4.0,"iv":0.2827,"open_interest":2.0,"volume":0.0,"delta":0.9571,"gamma":0.0003,"vega":1.1418,"theta":-1.0821,"rho":1.8067,"theo":565.3961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":564.37,"last_trade_time":"2026-02-05T12:51:04","percent_change":0.0,"prev_day_close":585.25},{"option":"SPXW260302P06300000","bid":5.7,"bid_size":93.0,"ask":6.0,"ask_size":31.0,"iv":0.2823,"open_interest":458.0,"volume":133.0,"delta":-0.0429,"gamma":0.0003,"vega":1.1418,"theta":-1.2957,"rho":-0.0886,"theo":5.9428,"change":-1.72,"open":5.95,"high":5.95,"low":3.85,"tick":"no_change","last_trade_price":5.28,"last_trade_time":"2026-02-18T14:51:48","percent_change":-24.5714,"prev_day_close":4.59999990463257},{"option":"SPXW260302C06325000","bid":538.5,"bid_size":2.0,"ask":544.4,"ask_size":4.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.9522,"gamma":0.0003,"vega":1.2437,"theta":-1.1894,"rho":1.8042,"theo":541.1006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":560.450012207031},{"option":"SPXW260302P06325000","bid":6.4,"bid_size":65.0,"ask":6.7,"ask_size":72.0,"iv":0.2776,"open_interest":541.0,"volume":24.0,"delta":-0.0477,"gamma":0.0003,"vega":1.2437,"theta":-1.3935,"rho":-0.0987,"theo":6.6156,"change":-3.1,"open":6.1,"high":6.1,"low":4.65,"tick":"down","last_trade_price":4.65,"last_trade_time":"2026-02-18T10:36:37","percent_change":-40.0,"prev_day_close":5.15000009536743},{"option":"SPXW260302C06350000","bid":513.6,"bid_size":4.0,"ask":520.1,"ask_size":4.0,"iv":0.273,"open_interest":0.0,"volume":0.0,"delta":0.9467,"gamma":0.0003,"vega":1.3555,"theta":-1.3056,"rho":1.8,"theo":516.9046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.600006103516},{"option":"SPXW260302P06350000","bid":7.1,"bid_size":81.0,"ask":7.5,"ask_size":70.0,"iv":0.2727,"open_interest":288.0,"volume":32.0,"delta":-0.0532,"gamma":0.0003,"vega":1.3555,"theta":-1.5001,"rho":-0.1103,"theo":7.3879,"change":-4.2,"open":6.8,"high":6.8,"low":4.4,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-18T13:01:25","percent_change":-48.8372,"prev_day_close":5.75},{"option":"SPXW260302C06375000","bid":489.5,"bid_size":4.0,"ask":496.0,"ask_size":4.0,"iv":0.2682,"open_interest":0.0,"volume":0.0,"delta":0.9405,"gamma":0.0004,"vega":1.476,"theta":-1.431,"rho":1.7946,"theo":492.8234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":512.100006103516},{"option":"SPXW260302P06375000","bid":8.0,"bid_size":79.0,"ask":8.4,"ask_size":68.0,"iv":0.2682,"open_interest":126.0,"volume":34.0,"delta":-0.0595,"gamma":0.0004,"vega":1.476,"theta":-1.616,"rho":-0.1233,"theo":8.2749,"change":-1.55,"open":8.7,"high":9.0,"low":5.4,"tick":"up","last_trade_price":8.0,"last_trade_time":"2026-02-18T15:15:34","percent_change":-16.2304,"prev_day_close":6.45000004768372},{"option":"SPXW260302C06400000","bid":466.2,"bid_size":2.0,"ask":472.0,"ask_size":4.0,"iv":0.2656,"open_interest":1.0,"volume":0.0,"delta":0.9334,"gamma":0.0004,"vega":1.6087,"theta":-1.5658,"rho":1.7874,"theo":468.8714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":581.45,"last_trade_time":"2026-01-30T15:50:29","percent_change":0.0,"prev_day_close":487.5},{"option":"SPXW260302P06400000","bid":9.0,"bid_size":77.0,"ask":9.4,"ask_size":43.0,"iv":0.2635,"open_interest":549.0,"volume":374.0,"delta":-0.0665,"gamma":0.0004,"vega":1.6087,"theta":-1.7412,"rho":-0.1379,"theo":9.2912,"change":-4.01,"open":6.5,"high":8.91,"low":5.64,"tick":"down","last_trade_price":6.64,"last_trade_time":"2026-02-18T15:58:12","percent_change":-37.6526,"prev_day_close":7.25},{"option":"SPXW260302C06425000","bid":441.9,"bid_size":4.0,"ask":448.3,"ask_size":4.0,"iv":0.2598,"open_interest":0.0,"volume":0.0,"delta":0.9254,"gamma":0.0004,"vega":1.7542,"theta":-1.7099,"rho":1.778,"theo":445.0684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.050003051758},{"option":"SPXW260302P06425000","bid":10.2,"bid_size":74.0,"ask":10.6,"ask_size":60.0,"iv":0.2593,"open_interest":125.0,"volume":28.0,"delta":-0.0745,"gamma":0.0004,"vega":1.7542,"theta":-1.8758,"rho":-0.1549,"theo":10.4564,"change":-2.79,"open":7.3,"high":9.06,"low":6.7,"tick":"up","last_trade_price":9.06,"last_trade_time":"2026-02-18T15:31:25","percent_change":-23.5443,"prev_day_close":8.2000002861023},{"option":"SPXW260302C06440000","bid":427.6,"bid_size":4.0,"ask":434.0,"ask_size":4.0,"iv":0.2566,"open_interest":0.0,"volume":0.0,"delta":0.9201,"gamma":0.0005,"vega":1.8458,"theta":-1.8008,"rho":1.7714,"theo":430.8671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":449.799987792969},{"option":"SPXW260302P06440000","bid":11.0,"bid_size":72.0,"ask":11.4,"ask_size":84.0,"iv":0.2567,"open_interest":1.0,"volume":1.0,"delta":-0.0798,"gamma":0.0005,"vega":1.8458,"theta":-1.961,"rho":-0.166,"theo":11.2361,"change":7.9,"open":7.9,"high":7.9,"low":7.9,"tick":"up","last_trade_price":7.9,"last_trade_time":"2026-02-18T10:14:30","percent_change":0.0,"prev_day_close":8.84999990463257},{"option":"SPXW260302C06450000","bid":418.9,"bid_size":2.0,"ask":424.5,"ask_size":4.0,"iv":0.2566,"open_interest":0.0,"volume":0.0,"delta":0.9164,"gamma":0.0005,"vega":1.9087,"theta":-1.8632,"rho":1.7666,"theo":421.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.299987792969},{"option":"SPXW260302P06450000","bid":11.5,"bid_size":66.0,"ask":12.0,"ask_size":77.0,"iv":0.2552,"open_interest":167.0,"volume":13.0,"delta":-0.0836,"gamma":0.0005,"vega":1.9087,"theta":-2.0195,"rho":-0.1738,"theo":11.7918,"change":-2.05,"open":9.2,"high":11.25,"low":7.4,"tick":"up","last_trade_price":11.25,"last_trade_time":"2026-02-18T15:21:01","percent_change":-15.4135,"prev_day_close":9.2999997138977},{"option":"SPXW260302C06460000","bid":409.5,"bid_size":2.0,"ask":415.1,"ask_size":4.0,"iv":0.2548,"open_interest":0.0,"volume":0.0,"delta":0.9124,"gamma":0.0005,"vega":1.9737,"theta":-1.9269,"rho":1.7614,"theo":412.034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":430.899993896484},{"option":"SPXW260302P06460000","bid":12.1,"bid_size":64.0,"ask":12.6,"ask_size":75.0,"iv":0.2535,"open_interest":20.0,"volume":20.0,"delta":-0.0875,"gamma":0.0005,"vega":1.9737,"theta":-2.0794,"rho":-0.182,"theo":12.3775,"change":11.65,"open":11.85,"high":11.85,"low":11.65,"tick":"down","last_trade_price":11.65,"last_trade_time":"2026-02-18T09:42:31","percent_change":0.0,"prev_day_close":9.75},{"option":"SPXW260302C06470000","bid":399.5,"bid_size":4.0,"ask":405.7,"ask_size":4.0,"iv":0.2513,"open_interest":0.0,"volume":0.0,"delta":0.9083,"gamma":0.0005,"vega":2.0412,"theta":-1.9919,"rho":1.7558,"theo":402.6638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":421.399993896484},{"option":"SPXW260302P06470000","bid":12.8,"bid_size":20.0,"ask":13.2,"ask_size":55.0,"iv":0.2517,"open_interest":30.0,"volume":30.0,"delta":-0.0916,"gamma":0.0005,"vega":2.0412,"theta":-2.1406,"rho":-0.1906,"theo":12.9947,"change":8.9,"open":9.75,"high":9.75,"low":8.9,"tick":"down","last_trade_price":8.9,"last_trade_time":"2026-02-18T13:31:54","percent_change":0.0,"prev_day_close":10.2999997138977},{"option":"SPXW260302C06475000","bid":395.9,"bid_size":2.0,"ask":401.0,"ask_size":4.0,"iv":0.253,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0006,"vega":2.0759,"theta":-2.0248,"rho":1.7529,"theo":397.9911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":416.550003051758},{"option":"SPXW260302P06475000","bid":13.1,"bid_size":44.0,"ask":13.5,"ask_size":56.0,"iv":0.2507,"open_interest":156.0,"volume":44.0,"delta":-0.0938,"gamma":0.0006,"vega":2.0759,"theta":-2.1717,"rho":-0.195,"theo":13.3156,"change":-3.31,"open":9.3,"high":12.73,"low":8.34,"tick":"down","last_trade_price":11.59,"last_trade_time":"2026-02-18T15:31:25","percent_change":-22.2148,"prev_day_close":10.5499997138977},{"option":"SPXW260302C06480000","bid":390.8,"bid_size":2.0,"ask":396.3,"ask_size":4.0,"iv":0.251,"open_interest":0.0,"volume":0.0,"delta":0.904,"gamma":0.0006,"vega":2.1112,"theta":-2.0581,"rho":1.7498,"theo":393.3269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.899993896484},{"option":"SPXW260302P06480000","bid":13.4,"bid_size":64.0,"ask":13.9,"ask_size":75.0,"iv":0.2499,"open_interest":20.0,"volume":21.0,"delta":-0.096,"gamma":0.0006,"vega":2.1112,"theta":-2.203,"rho":-0.1997,"theo":13.645,"change":9.55,"open":13.0,"high":13.0,"low":9.55,"tick":"down","last_trade_price":9.55,"last_trade_time":"2026-02-18T10:14:24","percent_change":0.0,"prev_day_close":10.8499999046326},{"option":"SPXW260302C06490000","bid":380.8,"bid_size":4.0,"ask":387.0,"ask_size":4.0,"iv":0.2476,"open_interest":0.0,"volume":0.0,"delta":0.8995,"gamma":0.0006,"vega":2.183,"theta":-2.1254,"rho":1.7431,"theo":384.025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":402.349990844727},{"option":"SPXW260302P06490000","bid":14.1,"bid_size":62.0,"ask":14.5,"ask_size":34.0,"iv":0.2483,"open_interest":27.0,"volume":22.0,"delta":-0.1005,"gamma":0.0006,"vega":2.183,"theta":-2.2666,"rho":-0.2093,"theo":14.3304,"change":-4.9,"open":10.75,"high":10.75,"low":9.2,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-18T11:30:06","percent_change":-30.625,"prev_day_close":11.3499999046326},{"option":"SPXW260302C06500000","bid":371.6,"bid_size":4.0,"ask":377.7,"ask_size":4.0,"iv":0.2459,"open_interest":9.0,"volume":0.0,"delta":0.8947,"gamma":0.0006,"vega":2.256,"theta":-2.1939,"rho":1.736,"theo":374.76,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":509.98,"last_trade_time":"2026-02-02T10:20:12","percent_change":0.0,"prev_day_close":392.650009155273},{"option":"SPXW260302P06500000","bid":14.8,"bid_size":66.0,"ask":15.3,"ask_size":59.0,"iv":0.2466,"open_interest":1122.0,"volume":78.0,"delta":-0.1052,"gamma":0.0006,"vega":2.256,"theta":-2.3312,"rho":-0.2194,"theo":15.0527,"change":-5.42,"open":16.0,"high":16.0,"low":9.0,"tick":"down","last_trade_price":11.33,"last_trade_time":"2026-02-18T15:48:25","percent_change":-32.3582,"prev_day_close":11.9500002861023},{"option":"SPXW260302C06510000","bid":362.4,"bid_size":4.0,"ask":368.5,"ask_size":4.0,"iv":0.2443,"open_interest":0.0,"volume":0.0,"delta":0.8898,"gamma":0.0006,"vega":2.3299,"theta":-2.2633,"rho":1.7286,"theo":365.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":383.550003051758},{"option":"SPXW260302P06510000","bid":15.6,"bid_size":37.0,"ask":16.1,"ask_size":71.0,"iv":0.2449,"open_interest":19.0,"volume":22.0,"delta":-0.1102,"gamma":0.0006,"vega":2.3299,"theta":-2.3968,"rho":-0.2299,"theo":15.8132,"change":-5.35,"open":10.8,"high":10.8,"low":9.5,"tick":"no_change","last_trade_price":9.5,"last_trade_time":"2026-02-18T13:15:17","percent_change":-30.4843,"prev_day_close":12.6500000953674},{"option":"SPXW260302C06520000","bid":354.3,"bid_size":2.0,"ask":359.2,"ask_size":4.0,"iv":0.2447,"open_interest":0.0,"volume":0.0,"delta":0.8846,"gamma":0.0007,"vega":2.405,"theta":-2.3336,"rho":1.7208,"theo":356.3458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":374.199996948242},{"option":"SPXW260302P06520000","bid":16.4,"bid_size":16.0,"ask":16.9,"ask_size":49.0,"iv":0.2431,"open_interest":50.0,"volume":8.0,"delta":-0.1154,"gamma":0.0007,"vega":2.405,"theta":-2.4632,"rho":-0.2407,"theo":16.6132,"change":-8.35,"open":14.55,"high":14.55,"low":10.0,"tick":"no_change","last_trade_price":10.0,"last_trade_time":"2026-02-18T10:58:17","percent_change":-45.5041,"prev_day_close":13.25},{"option":"SPXW260302C06525000","bid":348.6,"bid_size":4.0,"ask":354.6,"ask_size":4.0,"iv":0.2414,"open_interest":0.0,"volume":0.0,"delta":0.8819,"gamma":0.0007,"vega":2.4433,"theta":-2.369,"rho":1.7167,"theo":351.7672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.600006103516},{"option":"SPXW260302P06525000","bid":16.8,"bid_size":17.0,"ask":17.3,"ask_size":32.0,"iv":0.2422,"open_interest":206.0,"volume":16.0,"delta":-0.1181,"gamma":0.0007,"vega":2.4433,"theta":-2.4968,"rho":-0.2463,"theo":17.0283,"change":-5.23,"open":18.19,"high":18.19,"low":10.25,"tick":"no_change","last_trade_price":13.57,"last_trade_time":"2026-02-18T16:13:58","percent_change":-27.8191,"prev_day_close":13.6500000953674},{"option":"SPXW260302C06530000","bid":344.0,"bid_size":4.0,"ask":350.1,"ask_size":4.0,"iv":0.2406,"open_interest":0.0,"volume":0.0,"delta":0.8791,"gamma":0.0007,"vega":2.4821,"theta":-2.4046,"rho":1.7125,"theo":347.199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.949996948242},{"option":"SPXW260302P06530000","bid":17.2,"bid_size":17.0,"ask":17.7,"ask_size":32.0,"iv":0.2412,"open_interest":65.0,"volume":67.0,"delta":-0.1208,"gamma":0.0007,"vega":2.4821,"theta":-2.5304,"rho":-0.252,"theo":17.4537,"change":-8.74,"open":11.65,"high":11.66,"low":10.51,"tick":"down","last_trade_price":10.51,"last_trade_time":"2026-02-18T12:21:30","percent_change":-45.4026,"prev_day_close":14.0},{"option":"SPXW260302C06540000","bid":335.0,"bid_size":4.0,"ask":341.0,"ask_size":4.0,"iv":0.2391,"open_interest":0.0,"volume":0.0,"delta":0.8735,"gamma":0.0007,"vega":2.5615,"theta":-2.4762,"rho":1.7036,"theo":338.0945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":355.649993896484},{"option":"SPXW260302P06540000","bid":18.1,"bid_size":16.0,"ask":18.6,"ask_size":31.0,"iv":0.2395,"open_interest":77.0,"volume":73.0,"delta":-0.1265,"gamma":0.0007,"vega":2.5615,"theta":-2.5982,"rho":-0.2638,"theo":18.3365,"change":-2.77,"open":12.77,"high":17.38,"low":11.27,"tick":"up","last_trade_price":17.38,"last_trade_time":"2026-02-18T14:57:00","percent_change":-13.7469,"prev_day_close":14.6999998092651},{"option":"SPXW260302C06550000","bid":326.0,"bid_size":4.0,"ask":331.8,"ask_size":4.0,"iv":0.2372,"open_interest":5.0,"volume":0.0,"delta":0.8676,"gamma":0.0007,"vega":2.6431,"theta":-2.5482,"rho":1.6941,"theo":329.0346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":471.95,"last_trade_time":"2026-01-15T10:09:15","percent_change":0.0,"prev_day_close":346.399993896484},{"option":"SPXW260302P06550000","bid":19.0,"bid_size":15.0,"ask":19.6,"ask_size":44.0,"iv":0.2379,"open_interest":722.0,"volume":21.0,"delta":-0.1324,"gamma":0.0007,"vega":2.6431,"theta":-2.6664,"rho":-0.2764,"theo":19.2638,"change":-5.73,"open":18.01,"high":18.23,"low":11.9,"tick":"no_change","last_trade_price":15.37,"last_trade_time":"2026-02-18T16:13:58","percent_change":-27.1564,"prev_day_close":15.5},{"option":"SPXW260302C06560000","bid":316.9,"bid_size":4.0,"ask":322.8,"ask_size":4.0,"iv":0.2353,"open_interest":0.0,"volume":0.0,"delta":0.8614,"gamma":0.0008,"vega":2.7258,"theta":-2.6205,"rho":1.6839,"theo":320.0214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":337.300003051758},{"option":"SPXW260302P06560000","bid":20.0,"bid_size":14.0,"ask":20.5,"ask_size":27.0,"iv":0.236,"open_interest":29.0,"volume":0.0,"delta":-0.1386,"gamma":0.0008,"vega":2.7258,"theta":-2.7349,"rho":-0.2896,"theo":20.2379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.56,"last_trade_time":"2026-02-17T11:53:31","percent_change":0.0,"prev_day_close":16.3000001907349},{"option":"SPXW260302C06570000","bid":307.9,"bid_size":4.0,"ask":313.8,"ask_size":4.0,"iv":0.2335,"open_interest":0.0,"volume":0.0,"delta":0.8549,"gamma":0.0008,"vega":2.809,"theta":-2.6929,"rho":1.6732,"theo":311.0569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":328.150009155273},{"option":"SPXW260302P06570000","bid":21.0,"bid_size":13.0,"ask":21.6,"ask_size":39.0,"iv":0.2344,"open_interest":66.0,"volume":50.0,"delta":-0.145,"gamma":0.0008,"vega":2.809,"theta":-2.8035,"rho":-0.3033,"theo":21.2607,"change":-9.41,"open":16.25,"high":16.25,"low":13.58,"tick":"up","last_trade_price":13.74,"last_trade_time":"2026-02-18T11:27:47","percent_change":-40.6479,"prev_day_close":17.1499996185303},{"option":"SPXW260302C06575000","bid":303.5,"bid_size":4.0,"ask":309.3,"ask_size":4.0,"iv":0.2326,"open_interest":2.0,"volume":0.0,"delta":0.8516,"gamma":0.0008,"vega":2.8506,"theta":-2.7291,"rho":1.6676,"theo":306.5933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.02,"last_trade_time":"2026-02-13T09:45:18","percent_change":0.0,"prev_day_close":323.650009155273},{"option":"SPXW260302P06575000","bid":21.5,"bid_size":22.0,"ask":22.1,"ask_size":27.0,"iv":0.2334,"open_interest":486.0,"volume":58.0,"delta":-0.1484,"gamma":0.0008,"vega":2.8506,"theta":-2.8378,"rho":-0.3104,"theo":21.7908,"change":-7.93,"open":23.06,"high":23.06,"low":13.15,"tick":"up","last_trade_price":15.77,"last_trade_time":"2026-02-18T14:03:27","percent_change":-33.4599,"prev_day_close":17.5999994277954},{"option":"SPXW260302C06580000","bid":299.0,"bid_size":4.0,"ask":304.8,"ask_size":4.0,"iv":0.2316,"open_interest":0.0,"volume":0.0,"delta":0.8482,"gamma":0.0008,"vega":2.8924,"theta":-2.7652,"rho":1.662,"theo":302.1424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.100006103516},{"option":"SPXW260302P06580000","bid":22.1,"bid_size":13.0,"ask":22.7,"ask_size":38.0,"iv":0.2327,"open_interest":60.0,"volume":3.0,"delta":-0.1518,"gamma":0.0008,"vega":2.8924,"theta":-2.8721,"rho":-0.3175,"theo":22.3336,"change":-8.87,"open":17.1,"high":17.1,"low":15.38,"tick":"down","last_trade_price":15.38,"last_trade_time":"2026-02-18T10:25:13","percent_change":-36.5773,"prev_day_close":18.0999994277954},{"option":"SPXW260302C06585000","bid":294.9,"bid_size":2.0,"ask":301.6,"ask_size":7.0,"iv":0.2334,"open_interest":0.0,"volume":0.0,"delta":0.8447,"gamma":0.0008,"vega":2.9344,"theta":-2.8014,"rho":1.6563,"theo":297.7043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":314.100006103516},{"option":"SPXW260302P06585000","bid":22.6,"bid_size":22.0,"ask":23.2,"ask_size":10.0,"iv":0.2316,"open_interest":0.0,"volume":0.0,"delta":-0.1552,"gamma":0.0008,"vega":2.9344,"theta":-2.9063,"rho":-0.3247,"theo":22.8891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":18.5},{"option":"SPXW260302C06590000","bid":291.2,"bid_size":2.0,"ask":295.9,"ask_size":4.0,"iv":0.2316,"open_interest":0.0,"volume":0.0,"delta":0.8412,"gamma":0.0009,"vega":2.9767,"theta":-2.8374,"rho":1.6504,"theo":293.2792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":310.050003051758},{"option":"SPXW260302P06590000","bid":23.2,"bid_size":13.0,"ask":23.8,"ask_size":38.0,"iv":0.2308,"open_interest":69.0,"volume":3.0,"delta":-0.1588,"gamma":0.0009,"vega":2.9767,"theta":-2.9404,"rho":-0.3321,"theo":23.4576,"change":-10.9,"open":14.5,"high":14.5,"low":14.5,"tick":"down","last_trade_price":14.5,"last_trade_time":"2026-02-18T12:06:39","percent_change":-42.9134,"prev_day_close":19.0},{"option":"SPXW260302C06595000","bid":285.1,"bid_size":7.0,"ask":292.8,"ask_size":7.0,"iv":0.23,"open_interest":0.0,"volume":0.0,"delta":0.8376,"gamma":0.0009,"vega":3.0195,"theta":-2.8733,"rho":1.6444,"theo":288.8672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.050003051758},{"option":"SPXW260302P06595000","bid":23.8,"bid_size":12.0,"ask":24.4,"ask_size":21.0,"iv":0.23,"open_interest":4.0,"volume":4.0,"delta":-0.1624,"gamma":0.0009,"vega":3.0195,"theta":-2.9744,"rho":-0.3396,"theo":24.0393,"change":19.72,"open":19.18,"high":19.72,"low":19.18,"tick":"no_change","last_trade_price":19.72,"last_trade_time":"2026-02-18T15:45:17","percent_change":0.0,"prev_day_close":19.5},{"option":"SPXW260302C06600000","bid":281.4,"bid_size":4.0,"ask":287.1,"ask_size":4.0,"iv":0.2281,"open_interest":11.0,"volume":0.0,"delta":0.8339,"gamma":0.0009,"vega":3.0628,"theta":-2.9091,"rho":1.6382,"theo":284.4688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.76,"last_trade_time":"2026-02-11T11:00:02","percent_change":0.0,"prev_day_close":300.900009155273},{"option":"SPXW260302P06600000","bid":24.3,"bid_size":24.0,"ask":24.9,"ask_size":20.0,"iv":0.2287,"open_interest":1055.0,"volume":126.0,"delta":-0.1661,"gamma":0.0009,"vega":3.0628,"theta":-3.0082,"rho":-0.3473,"theo":24.6346,"change":-8.05,"open":22.0,"high":23.39,"low":15.17,"tick":"up","last_trade_price":20.15,"last_trade_time":"2026-02-18T16:11:12","percent_change":-30.2064,"prev_day_close":20.0},{"option":"SPXW260302C06605000","bid":277.3,"bid_size":2.0,"ask":283.9,"ask_size":2.0,"iv":0.2296,"open_interest":0.0,"volume":0.0,"delta":0.8301,"gamma":0.0009,"vega":3.1065,"theta":-2.9447,"rho":1.6317,"theo":280.0842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":296.050003051758},{"option":"SPXW260302P06605000","bid":25.0,"bid_size":12.0,"ask":25.6,"ask_size":21.0,"iv":0.228,"open_interest":0.0,"volume":0.0,"delta":-0.1698,"gamma":0.0009,"vega":3.1065,"theta":-3.0419,"rho":-0.3553,"theo":25.2437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":20.5},{"option":"SPXW260302C06610000","bid":273.3,"bid_size":2.0,"ask":278.3,"ask_size":5.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":0.8263,"gamma":0.0009,"vega":3.1506,"theta":-2.98,"rho":1.6251,"theo":275.7139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.050003051758},{"option":"SPXW260302P06610000","bid":25.6,"bid_size":12.0,"ask":26.2,"ask_size":34.0,"iv":0.2271,"open_interest":27.0,"volume":4.0,"delta":-0.1737,"gamma":0.0009,"vega":3.1506,"theta":-3.0754,"rho":-0.3634,"theo":25.867,"change":-7.24,"open":18.25,"high":20.66,"low":18.25,"tick":"up","last_trade_price":20.66,"last_trade_time":"2026-02-18T15:43:35","percent_change":-25.9498,"prev_day_close":21.0},{"option":"SPXW260302C06615000","bid":267.9,"bid_size":2.0,"ask":275.2,"ask_size":7.0,"iv":0.2267,"open_interest":0.0,"volume":0.0,"delta":0.8224,"gamma":0.001,"vega":3.1948,"theta":-3.0152,"rho":1.6182,"theo":271.3581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":287.100006103516},{"option":"SPXW260302P06615000","bid":26.2,"bid_size":20.0,"ask":26.9,"ask_size":20.0,"iv":0.2263,"open_interest":3.0,"volume":3.0,"delta":-0.1776,"gamma":0.001,"vega":3.1948,"theta":-3.1087,"rho":-0.3718,"theo":26.5049,"change":18.55,"open":18.53,"high":18.55,"low":18.53,"tick":"up","last_trade_price":18.55,"last_trade_time":"2026-02-18T12:01:02","percent_change":0.0,"prev_day_close":21.5999994277954},{"option":"SPXW260302C06620000","bid":264.9,"bid_size":2.0,"ask":270.0,"ask_size":5.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":0.8184,"gamma":0.001,"vega":3.2391,"theta":-3.0501,"rho":1.6111,"theo":267.0173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":283.150009155273},{"option":"SPXW260302P06620000","bid":26.8,"bid_size":20.0,"ask":27.5,"ask_size":34.0,"iv":0.2253,"open_interest":48.0,"volume":4.0,"delta":-0.1816,"gamma":0.001,"vega":3.2391,"theta":-3.1417,"rho":-0.3804,"theo":27.1577,"change":-12.0,"open":21.82,"high":21.82,"low":17.2,"tick":"down","last_trade_price":17.2,"last_trade_time":"2026-02-18T12:12:44","percent_change":-41.0959,"prev_day_close":22.0999994277954},{"option":"SPXW260302C06625000","bid":259.7,"bid_size":5.0,"ask":265.2,"ask_size":5.0,"iv":0.2235,"open_interest":2.0,"volume":0.0,"delta":0.8143,"gamma":0.001,"vega":3.2833,"theta":-3.0847,"rho":1.6039,"theo":262.6917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":317.3,"last_trade_time":"2026-02-03T13:56:56","percent_change":0.0,"prev_day_close":278.650009155273},{"option":"SPXW260302P06625000","bid":27.5,"bid_size":20.0,"ask":28.2,"ask_size":33.0,"iv":0.2244,"open_interest":133.0,"volume":13.0,"delta":-0.1857,"gamma":0.001,"vega":3.2833,"theta":-3.1744,"rho":-0.3891,"theo":27.8257,"change":-11.23,"open":29.18,"high":29.18,"low":16.5,"tick":"up","last_trade_price":18.67,"last_trade_time":"2026-02-18T13:28:03","percent_change":-37.5585,"prev_day_close":22.6999998092651},{"option":"SPXW260302C06630000","bid":255.4,"bid_size":5.0,"ask":261.3,"ask_size":5.0,"iv":0.2232,"open_interest":2.0,"volume":0.0,"delta":0.8101,"gamma":0.001,"vega":3.3272,"theta":-3.119,"rho":1.5966,"theo":258.3815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.33,"last_trade_time":"2026-02-13T09:44:36","percent_change":0.0,"prev_day_close":273.700012207031},{"option":"SPXW260302P06630000","bid":28.2,"bid_size":20.0,"ask":28.8,"ask_size":24.0,"iv":0.2233,"open_interest":64.0,"volume":9.0,"delta":-0.1898,"gamma":0.001,"vega":3.3272,"theta":-3.2068,"rho":-0.398,"theo":28.5092,"change":-12.09,"open":27.15,"high":27.15,"low":18.51,"tick":"down","last_trade_price":18.51,"last_trade_time":"2026-02-18T11:21:49","percent_change":-39.5098,"prev_day_close":23.25},{"option":"SPXW260302C06635000","bid":250.4,"bid_size":7.0,"ask":257.9,"ask_size":7.0,"iv":0.2223,"open_interest":0.0,"volume":0.0,"delta":0.8059,"gamma":0.001,"vega":3.3709,"theta":-3.153,"rho":1.5891,"theo":254.0869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":270.149993896484},{"option":"SPXW260302P06635000","bid":28.9,"bid_size":19.0,"ask":29.5,"ask_size":11.0,"iv":0.2224,"open_interest":0.0,"volume":0.0,"delta":-0.1941,"gamma":0.001,"vega":3.3709,"theta":-3.2388,"rho":-0.407,"theo":29.2082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":23.9000005722046},{"option":"SPXW260302C06640000","bid":246.8,"bid_size":5.0,"ask":252.3,"ask_size":5.0,"iv":0.2207,"open_interest":3.0,"volume":0.0,"delta":0.8016,"gamma":0.001,"vega":3.4145,"theta":-3.1866,"rho":1.5815,"theo":249.8081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.4,"last_trade_time":"2026-02-13T16:02:22","percent_change":0.0,"prev_day_close":264.850006103516},{"option":"SPXW260302P06640000","bid":29.6,"bid_size":19.0,"ask":30.2,"ask_size":22.0,"iv":0.2214,"open_interest":190.0,"volume":24.0,"delta":-0.1984,"gamma":0.001,"vega":3.4145,"theta":-3.2705,"rho":-0.416,"theo":29.923,"change":-12.73,"open":30.8,"high":30.8,"low":18.77,"tick":"down","last_trade_price":19.37,"last_trade_time":"2026-02-18T12:34:44","percent_change":-39.6573,"prev_day_close":24.4499998092651},{"option":"SPXW260302C06645000","bid":242.7,"bid_size":2.0,"ask":249.4,"ask_size":7.0,"iv":0.222,"open_interest":0.0,"volume":0.0,"delta":0.7972,"gamma":0.001,"vega":3.458,"theta":-3.2198,"rho":1.5738,"theo":245.5452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":261.5},{"option":"SPXW260302P06645000","bid":30.3,"bid_size":19.0,"ask":31.0,"ask_size":19.0,"iv":0.2205,"open_interest":7.0,"volume":7.0,"delta":-0.2028,"gamma":0.001,"vega":3.458,"theta":-3.3018,"rho":-0.4253,"theo":30.6538,"change":18.83,"open":19.56,"high":19.56,"low":18.83,"tick":"down","last_trade_price":18.83,"last_trade_time":"2026-02-18T13:15:08","percent_change":0.0,"prev_day_close":25.0999994277954},{"option":"SPXW260302C06650000","bid":238.9,"bid_size":2.0,"ask":243.7,"ask_size":5.0,"iv":0.2196,"open_interest":1.0,"volume":0.0,"delta":0.7927,"gamma":0.0011,"vega":3.5017,"theta":-3.2526,"rho":1.5659,"theo":241.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":252.85,"last_trade_time":"2026-02-12T15:37:40","percent_change":0.0,"prev_day_close":256.700004577637},{"option":"SPXW260302P06650000","bid":31.1,"bid_size":9.0,"ask":31.7,"ask_size":23.0,"iv":0.2196,"open_interest":604.0,"volume":73.0,"delta":-0.2073,"gamma":0.0011,"vega":3.5017,"theta":-3.3327,"rho":-0.4346,"theo":31.4006,"change":1.1,"open":21.3,"high":22.46,"low":19.22,"tick":"up","last_trade_price":22.46,"last_trade_time":"2026-02-18T13:47:25","percent_change":4.28016,"prev_day_close":25.6999998092651},{"option":"SPXW260302C06655000","bid":233.3,"bid_size":7.0,"ask":241.0,"ask_size":7.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.7881,"gamma":0.0011,"vega":3.5456,"theta":-3.2848,"rho":1.5578,"theo":237.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.949996948242},{"option":"SPXW260302P06655000","bid":31.8,"bid_size":19.0,"ask":32.5,"ask_size":11.0,"iv":0.2187,"open_interest":9.0,"volume":14.0,"delta":-0.2119,"gamma":0.0011,"vega":3.5456,"theta":-3.3631,"rho":-0.4442,"theo":32.1639,"change":25.23,"open":30.5,"high":30.5,"low":19.82,"tick":"up","last_trade_price":25.23,"last_trade_time":"2026-02-18T14:29:09","percent_change":0.0,"prev_day_close":26.4000005722046},{"option":"SPXW260302C06660000","bid":230.6,"bid_size":2.0,"ask":235.4,"ask_size":5.0,"iv":0.218,"open_interest":0.0,"volume":0.0,"delta":0.7834,"gamma":0.0011,"vega":3.5898,"theta":-3.3166,"rho":1.5495,"theo":232.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":248.049995422363},{"option":"SPXW260302P06660000","bid":32.6,"bid_size":18.0,"ask":33.2,"ask_size":21.0,"iv":0.2175,"open_interest":73.0,"volume":10.0,"delta":-0.2165,"gamma":0.0011,"vega":3.5898,"theta":-3.3929,"rho":-0.4541,"theo":32.9441,"change":6.4,"open":31.21,"high":32.61,"low":20.18,"tick":"up","last_trade_price":30.23,"last_trade_time":"2026-02-18T14:36:25","percent_change":23.7037,"prev_day_close":27.0},{"option":"SPXW260302C06665000","bid":226.1,"bid_size":2.0,"ask":232.5,"ask_size":7.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":0.7787,"gamma":0.0011,"vega":3.6341,"theta":-3.3478,"rho":1.5409,"theo":228.6584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":243.449996948242},{"option":"SPXW260302P06665000","bid":33.4,"bid_size":8.0,"ask":34.0,"ask_size":11.0,"iv":0.2165,"open_interest":4.0,"volume":4.0,"delta":-0.2213,"gamma":0.0011,"vega":3.6341,"theta":-3.4222,"rho":-0.4642,"theo":33.7416,"change":26.48,"open":25.59,"high":26.48,"low":25.59,"tick":"up","last_trade_price":26.48,"last_trade_time":"2026-02-18T14:29:09","percent_change":0.0,"prev_day_close":27.6999998092651},{"option":"SPXW260302C06670000","bid":222.1,"bid_size":2.0,"ask":226.8,"ask_size":5.0,"iv":0.2156,"open_interest":3.0,"volume":0.0,"delta":0.7738,"gamma":0.0012,"vega":3.6785,"theta":-3.3785,"rho":1.532,"theo":224.48,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.03,"last_trade_time":"2026-02-13T10:32:26","percent_change":0.0,"prev_day_close":239.400001525879},{"option":"SPXW260302P06670000","bid":34.2,"bid_size":18.0,"ask":34.8,"ask_size":21.0,"iv":0.2157,"open_interest":46.0,"volume":17.0,"delta":-0.2262,"gamma":0.0012,"vega":3.6785,"theta":-3.451,"rho":-0.4745,"theo":34.5569,"change":-13.0,"open":34.48,"high":34.48,"low":21.48,"tick":"up","last_trade_price":23.9,"last_trade_time":"2026-02-18T13:33:02","percent_change":-35.2304,"prev_day_close":28.4000005722046},{"option":"SPXW260302C06675000","bid":217.4,"bid_size":5.0,"ask":222.6,"ask_size":5.0,"iv":0.2138,"open_interest":6.0,"volume":0.0,"delta":0.7689,"gamma":0.0012,"vega":3.7228,"theta":-3.4085,"rho":1.5229,"theo":220.3199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":313.34,"last_trade_time":"2026-02-10T13:34:17","percent_change":0.0,"prev_day_close":235.099998474121},{"option":"SPXW260302P06675000","bid":35.0,"bid_size":18.0,"ask":35.7,"ask_size":21.0,"iv":0.2147,"open_interest":214.0,"volume":19.0,"delta":-0.2311,"gamma":0.0012,"vega":3.7228,"theta":-3.4791,"rho":-0.4852,"theo":35.3904,"change":-11.15,"open":25.87,"high":31.11,"low":22.74,"tick":"no_change","last_trade_price":26.55,"last_trade_time":"2026-02-18T15:55:29","percent_change":-29.5756,"prev_day_close":29.0999994277954},{"option":"SPXW260302C06680000","bid":213.3,"bid_size":8.0,"ask":218.6,"ask_size":8.0,"iv":0.2131,"open_interest":0.0,"volume":0.0,"delta":0.7638,"gamma":0.0012,"vega":3.7667,"theta":-3.4378,"rho":1.5136,"theo":216.1785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.900001525879},{"option":"SPXW260302P06680000","bid":35.9,"bid_size":8.0,"ask":36.5,"ask_size":21.0,"iv":0.2136,"open_interest":42.0,"volume":25.0,"delta":-0.2361,"gamma":0.0012,"vega":3.7667,"theta":-3.5065,"rho":-0.496,"theo":36.2427,"change":-3.45,"open":35.74,"high":35.74,"low":23.1,"tick":"up","last_trade_price":35.15,"last_trade_time":"2026-02-18T15:16:36","percent_change":-8.93783,"prev_day_close":29.8500003814697},{"option":"SPXW260302C06685000","bid":209.1,"bid_size":2.0,"ask":215.9,"ask_size":7.0,"iv":0.2139,"open_interest":0.0,"volume":0.0,"delta":0.7587,"gamma":0.0012,"vega":3.8101,"theta":-3.4665,"rho":1.5041,"theo":212.0561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":226.199996948242},{"option":"SPXW260302P06685000","bid":36.8,"bid_size":7.0,"ask":37.4,"ask_size":11.0,"iv":0.2127,"open_interest":4.0,"volume":4.0,"delta":-0.2413,"gamma":0.0012,"vega":3.8101,"theta":-3.5332,"rho":-0.507,"theo":37.1139,"change":35.95,"open":36.98,"high":36.98,"low":35.95,"tick":"down","last_trade_price":35.95,"last_trade_time":"2026-02-18T15:16:36","percent_change":0.0,"prev_day_close":30.5999994277954},{"option":"SPXW260302C06690000","bid":205.8,"bid_size":5.0,"ask":210.4,"ask_size":8.0,"iv":0.2121,"open_interest":0.0,"volume":0.0,"delta":0.7535,"gamma":0.0012,"vega":3.8529,"theta":-3.4944,"rho":1.4945,"theo":207.9528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":222.450004577637},{"option":"SPXW260302P06690000","bid":37.6,"bid_size":18.0,"ask":38.3,"ask_size":21.0,"iv":0.2117,"open_interest":66.0,"volume":39.0,"delta":-0.2465,"gamma":0.0012,"vega":3.8529,"theta":-3.5592,"rho":-0.5181,"theo":38.0043,"change":-11.02,"open":36.1,"high":36.1,"low":26.73,"tick":"down","last_trade_price":29.48,"last_trade_time":"2026-02-18T15:49:35","percent_change":-27.2099,"prev_day_close":31.3500003814697},{"option":"SPXW260302C06695000","bid":201.6,"bid_size":7.0,"ask":206.4,"ask_size":7.0,"iv":0.2106,"open_interest":0.0,"volume":0.0,"delta":0.7481,"gamma":0.0012,"vega":3.8952,"theta":-3.5215,"rho":1.4848,"theo":203.8689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":218.050003051758},{"option":"SPXW260302P06695000","bid":38.6,"bid_size":7.0,"ask":39.2,"ask_size":10.0,"iv":0.2106,"open_interest":8.0,"volume":1.0,"delta":-0.2518,"gamma":0.0012,"vega":3.8952,"theta":-3.5845,"rho":-0.5293,"theo":38.9141,"change":-5.66,"open":35.74,"high":35.74,"low":35.74,"tick":"down","last_trade_price":35.74,"last_trade_time":"2026-02-18T15:19:09","percent_change":-13.6715,"prev_day_close":32.1500005722046},{"option":"SPXW260302C06700000","bid":197.5,"bid_size":10.0,"ask":202.1,"ask_size":8.0,"iv":0.2096,"open_interest":13.0,"volume":6.0,"delta":0.7427,"gamma":0.0013,"vega":3.9371,"theta":-3.5479,"rho":1.4749,"theo":199.8047,"change":31.05,"open":228.5,"high":228.5,"low":228.5,"tick":"no_change","last_trade_price":228.5,"last_trade_time":"2026-02-18T10:05:02","percent_change":15.7255,"prev_day_close":213.900001525879},{"option":"SPXW260302P06700000","bid":39.5,"bid_size":8.0,"ask":40.1,"ask_size":19.0,"iv":0.2095,"open_interest":426.0,"volume":133.0,"delta":-0.2573,"gamma":0.0013,"vega":3.9371,"theta":-3.6089,"rho":-0.5407,"theo":39.8434,"change":7.35,"open":40.8,"high":40.8,"low":24.65,"tick":"down","last_trade_price":30.18,"last_trade_time":"2026-02-18T15:53:01","percent_change":22.3065,"prev_day_close":32.9500007629394},{"option":"SPXW260302C06705000","bid":193.5,"bid_size":7.0,"ask":198.3,"ask_size":7.0,"iv":0.2086,"open_interest":0.0,"volume":0.0,"delta":0.7372,"gamma":0.0013,"vega":3.9788,"theta":-3.5734,"rho":1.4648,"theo":195.7603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.800003051758},{"option":"SPXW260302P06705000","bid":40.4,"bid_size":17.0,"ask":41.1,"ask_size":10.0,"iv":0.2086,"open_interest":32.0,"volume":5.0,"delta":-0.2628,"gamma":0.0013,"vega":3.9788,"theta":-3.6325,"rho":-0.5523,"theo":40.7927,"change":-5.05,"open":39.9,"high":39.9,"low":31.68,"tick":"down","last_trade_price":38.3,"last_trade_time":"2026-02-18T15:20:07","percent_change":-11.6494,"prev_day_close":33.75},{"option":"SPXW260302C06710000","bid":189.5,"bid_size":10.0,"ask":194.1,"ask_size":8.0,"iv":0.2076,"open_interest":3.0,"volume":0.0,"delta":0.7315,"gamma":0.0013,"vega":4.0203,"theta":-3.598,"rho":1.4545,"theo":191.7362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.550003051758},{"option":"SPXW260302P06710000","bid":41.4,"bid_size":8.0,"ask":42.1,"ask_size":19.0,"iv":0.2076,"open_interest":145.0,"volume":1.0,"delta":-0.2684,"gamma":0.0013,"vega":4.0203,"theta":-3.6552,"rho":-0.5641,"theo":41.7623,"change":-10.74,"open":26.56,"high":26.56,"low":26.56,"tick":"down","last_trade_price":26.56,"last_trade_time":"2026-02-18T12:22:41","percent_change":-24.2165,"prev_day_close":34.6000003814697},{"option":"SPXW260302C06715000","bid":185.5,"bid_size":7.0,"ask":190.3,"ask_size":7.0,"iv":0.2066,"open_interest":0.0,"volume":0.0,"delta":0.7258,"gamma":0.0013,"vega":4.0617,"theta":-3.6216,"rho":1.4439,"theo":187.7329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":201.5},{"option":"SPXW260302P06715000","bid":42.4,"bid_size":8.0,"ask":43.1,"ask_size":10.0,"iv":0.2065,"open_interest":8.0,"volume":7.0,"delta":-0.2742,"gamma":0.0013,"vega":4.0617,"theta":-3.677,"rho":-0.5762,"theo":42.7526,"change":-9.15,"open":30.95,"high":37.2,"low":29.44,"tick":"down","last_trade_price":36.2,"last_trade_time":"2026-02-18T15:37:49","percent_change":-20.1764,"prev_day_close":35.4500007629394},{"option":"SPXW260302C06720000","bid":181.7,"bid_size":5.0,"ask":186.0,"ask_size":8.0,"iv":0.2057,"open_interest":6.0,"volume":6.0,"delta":0.7199,"gamma":0.0014,"vega":4.103,"theta":-3.6443,"rho":1.4329,"theo":183.7511,"change":30.1,"open":211.65,"high":211.65,"low":211.65,"tick":"no_change","last_trade_price":211.65,"last_trade_time":"2026-02-18T10:05:02","percent_change":16.5795,"prev_day_close":197.349998474121},{"option":"SPXW260302P06720000","bid":43.4,"bid_size":8.0,"ask":44.1,"ask_size":19.0,"iv":0.2054,"open_interest":32.0,"volume":14.0,"delta":-0.28,"gamma":0.0014,"vega":4.103,"theta":-3.6978,"rho":-0.5887,"theo":43.7645,"change":-12.98,"open":32.04,"high":33.47,"low":28.97,"tick":"up","last_trade_price":33.47,"last_trade_time":"2026-02-18T13:51:44","percent_change":-27.944,"prev_day_close":36.2999992370606},{"option":"SPXW260302C06725000","bid":177.6,"bid_size":10.0,"ask":181.9,"ask_size":8.0,"iv":0.2041,"open_interest":7.0,"volume":0.0,"delta":0.714,"gamma":0.0014,"vega":4.1439,"theta":-3.666,"rho":1.4216,"theo":179.7914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":171.26,"last_trade_time":"2026-02-17T12:07:03","percent_change":0.0,"prev_day_close":193.25},{"option":"SPXW260302P06725000","bid":44.4,"bid_size":17.0,"ask":45.1,"ask_size":18.0,"iv":0.2044,"open_interest":141.0,"volume":25.0,"delta":-0.286,"gamma":0.0014,"vega":4.1439,"theta":-3.7175,"rho":-0.6015,"theo":44.7984,"change":-12.1,"open":41.37,"high":43.0,"low":29.5,"tick":"down","last_trade_price":35.4,"last_trade_time":"2026-02-18T15:48:18","percent_change":-25.4737,"prev_day_close":37.2000007629394},{"option":"SPXW260302C06730000","bid":173.6,"bid_size":10.0,"ask":178.1,"ask_size":8.0,"iv":0.2032,"open_interest":3.0,"volume":2.0,"delta":0.7079,"gamma":0.0014,"vega":4.1842,"theta":-3.6865,"rho":1.4101,"theo":175.8543,"change":29.75,"open":203.5,"high":203.5,"low":203.5,"tick":"no_change","last_trade_price":203.5,"last_trade_time":"2026-02-18T11:56:35","percent_change":17.1223,"prev_day_close":189.199996948242},{"option":"SPXW260302P06730000","bid":45.5,"bid_size":8.0,"ask":46.2,"ask_size":18.0,"iv":0.2033,"open_interest":61.0,"volume":11.0,"delta":-0.292,"gamma":0.0014,"vega":4.1842,"theta":-3.7362,"rho":-0.6145,"theo":45.855,"change":-9.95,"open":45.69,"high":45.69,"low":29.8,"tick":"up","last_trade_price":38.6,"last_trade_time":"2026-02-18T14:34:48","percent_change":-20.4943,"prev_day_close":38.1500015258789},{"option":"SPXW260302C06735000","bid":169.7,"bid_size":7.0,"ask":174.5,"ask_size":7.0,"iv":0.2023,"open_interest":0.0,"volume":0.0,"delta":0.7018,"gamma":0.0014,"vega":4.2238,"theta":-3.706,"rho":1.3983,"theo":171.9404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":185.150001525879},{"option":"SPXW260302P06735000","bid":46.6,"bid_size":8.0,"ask":47.2,"ask_size":10.0,"iv":0.2023,"open_interest":10.0,"volume":8.0,"delta":-0.2982,"gamma":0.0014,"vega":4.2238,"theta":-3.7537,"rho":-0.6278,"theo":46.9347,"change":-12.45,"open":46.74,"high":46.74,"low":32.8,"tick":"up","last_trade_price":37.34,"last_trade_time":"2026-02-18T15:46:51","percent_change":-25.0251,"prev_day_close":39.0499992370606},{"option":"SPXW260302C06740000","bid":165.8,"bid_size":10.0,"ask":170.3,"ask_size":8.0,"iv":0.201,"open_interest":7.0,"volume":0.0,"delta":0.6955,"gamma":0.0014,"vega":4.2623,"theta":-3.7242,"rho":1.3864,"theo":168.05,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":159.75,"last_trade_time":"2026-02-13T15:37:00","percent_change":0.0,"prev_day_close":181.0},{"option":"SPXW260302P06740000","bid":47.7,"bid_size":8.0,"ask":48.3,"ask_size":17.0,"iv":0.2012,"open_interest":55.0,"volume":8.0,"delta":-0.3045,"gamma":0.0014,"vega":4.2623,"theta":-3.77,"rho":-0.6412,"theo":48.0379,"change":-12.1,"open":42.59,"high":46.13,"low":29.67,"tick":"up","last_trade_price":38.8,"last_trade_time":"2026-02-18T16:00:07","percent_change":-23.7721,"prev_day_close":40.0499992370606},{"option":"SPXW260302C06745000","bid":163.8,"bid_size":1.0,"ask":164.6,"ask_size":1.0,"iv":0.2,"open_interest":0.0,"volume":0.0,"delta":0.6891,"gamma":0.0014,"vega":4.2999,"theta":-3.7412,"rho":1.3744,"theo":164.1832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":177.050003051758},{"option":"SPXW260302P06745000","bid":48.8,"bid_size":8.0,"ask":49.5,"ask_size":9.0,"iv":0.2,"open_interest":14.0,"volume":15.0,"delta":-0.3109,"gamma":0.0014,"vega":4.2999,"theta":-3.7852,"rho":-0.6548,"theo":49.1649,"change":-11.6,"open":35.6,"high":40.9,"low":32.82,"tick":"up","last_trade_price":40.5,"last_trade_time":"2026-02-18T16:02:30","percent_change":-22.2649,"prev_day_close":41.0},{"option":"SPXW260302C06750000","bid":159.9,"bid_size":1.0,"ask":160.8,"ask_size":1.0,"iv":0.199,"open_interest":36.0,"volume":0.0,"delta":0.6825,"gamma":0.0015,"vega":4.3366,"theta":-3.757,"rho":1.3622,"theo":160.3405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":151.7,"last_trade_time":"2026-02-17T11:57:26","percent_change":0.0,"prev_day_close":172.949996948242},{"option":"SPXW260302P06750000","bid":49.9,"bid_size":15.0,"ask":50.6,"ask_size":16.0,"iv":0.1989,"open_interest":492.0,"volume":90.0,"delta":-0.3174,"gamma":0.0015,"vega":4.3366,"theta":-3.799,"rho":-0.6685,"theo":50.3158,"change":-12.51,"open":37.3,"high":47.91,"low":31.87,"tick":"up","last_trade_price":42.07,"last_trade_time":"2026-02-18T16:10:20","percent_change":-23.4709,"prev_day_close":42.0},{"option":"SPXW260302C06755000","bid":156.1,"bid_size":1.0,"ask":157.0,"ask_size":1.0,"iv":0.1977,"open_interest":0.0,"volume":0.0,"delta":0.6759,"gamma":0.0015,"vega":4.3725,"theta":-3.7715,"rho":1.3498,"theo":156.5221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":169.399993896484},{"option":"SPXW260302P06755000","bid":51.1,"bid_size":7.0,"ask":51.8,"ask_size":9.0,"iv":0.1977,"open_interest":49.0,"volume":31.0,"delta":-0.324,"gamma":0.0015,"vega":4.3725,"theta":-3.8116,"rho":-0.6824,"theo":51.491,"change":-13.22,"open":48.6,"high":48.6,"low":33.1,"tick":"down","last_trade_price":41.33,"last_trade_time":"2026-02-18T15:46:49","percent_change":-24.2346,"prev_day_close":43.0499992370606},{"option":"SPXW260302C06760000","bid":152.1,"bid_size":1.0,"ask":153.2,"ask_size":1.0,"iv":0.1967,"open_interest":6.0,"volume":0.0,"delta":0.6692,"gamma":0.0015,"vega":4.4077,"theta":-3.7847,"rho":1.3371,"theo":152.7284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.34,"last_trade_time":"2026-02-13T15:37:00","percent_change":0.0,"prev_day_close":165.100006103516},{"option":"SPXW260302P06760000","bid":52.3,"bid_size":7.0,"ask":53.0,"ask_size":16.0,"iv":0.1966,"open_interest":151.0,"volume":12.0,"delta":-0.3308,"gamma":0.0015,"vega":4.4077,"theta":-3.8229,"rho":-0.6966,"theo":52.691,"change":-17.0,"open":38.57,"high":42.8,"low":34.7,"tick":"down","last_trade_price":38.8,"last_trade_time":"2026-02-18T14:01:57","percent_change":-30.4659,"prev_day_close":44.1000003814697},{"option":"SPXW260302C06765000","bid":148.6,"bid_size":1.0,"ask":149.4,"ask_size":1.0,"iv":0.1955,"open_interest":2.0,"volume":0.0,"delta":0.6623,"gamma":0.0015,"vega":4.4424,"theta":-3.7964,"rho":1.324,"theo":148.9603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":119.57,"last_trade_time":"2026-02-17T10:30:28","percent_change":0.0,"prev_day_close":161.5},{"option":"SPXW260302P06765000","bid":53.5,"bid_size":15.0,"ask":54.2,"ask_size":9.0,"iv":0.1956,"open_interest":17.0,"volume":6.0,"delta":-0.3377,"gamma":0.0015,"vega":4.4424,"theta":-3.8327,"rho":-0.7111,"theo":53.9165,"change":-11.18,"open":55.01,"high":55.01,"low":36.8,"tick":"up","last_trade_price":45.87,"last_trade_time":"2026-02-18T15:40:27","percent_change":-19.5968,"prev_day_close":45.1500015258789},{"option":"SPXW260302C06770000","bid":144.6,"bid_size":1.0,"ask":145.7,"ask_size":1.0,"iv":0.1941,"open_interest":0.0,"volume":0.0,"delta":0.6553,"gamma":0.0016,"vega":4.4763,"theta":-3.8067,"rho":1.3106,"theo":145.2185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":156.699996948242},{"option":"SPXW260302P06770000","bid":54.8,"bid_size":7.0,"ask":55.5,"ask_size":16.0,"iv":0.1944,"open_interest":138.0,"volume":105.0,"delta":-0.3447,"gamma":0.0016,"vega":4.4763,"theta":-3.8411,"rho":-0.7261,"theo":55.1684,"change":-15.93,"open":57.13,"high":57.13,"low":34.4,"tick":"down","last_trade_price":42.47,"last_trade_time":"2026-02-18T15:57:53","percent_change":-27.2774,"prev_day_close":46.25},{"option":"SPXW260302C06775000","bid":141.1,"bid_size":3.0,"ask":142.0,"ask_size":8.0,"iv":0.1932,"open_interest":12.0,"volume":0.0,"delta":0.6482,"gamma":0.0016,"vega":4.5094,"theta":-3.8154,"rho":1.2967,"theo":141.5038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":120.83,"last_trade_time":"2026-02-17T12:53:04","percent_change":0.0,"prev_day_close":152.699996948242},{"option":"SPXW260302P06775000","bid":56.0,"bid_size":14.0,"ask":56.8,"ask_size":15.0,"iv":0.1932,"open_interest":124.0,"volume":27.0,"delta":-0.3518,"gamma":0.0016,"vega":4.5094,"theta":-3.8479,"rho":-0.7414,"theo":56.4474,"change":-14.94,"open":53.6,"high":53.6,"low":36.9,"tick":"down","last_trade_price":44.81,"last_trade_time":"2026-02-18T15:50:02","percent_change":-25.0042,"prev_day_close":47.3999996185303},{"option":"SPXW260302C06780000","bid":137.4,"bid_size":3.0,"ask":138.3,"ask_size":8.0,"iv":0.192,"open_interest":25.0,"volume":0.0,"delta":0.6409,"gamma":0.0016,"vega":4.5413,"theta":-3.8225,"rho":1.2826,"theo":137.8171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.58,"last_trade_time":"2026-02-13T12:18:50","percent_change":0.0,"prev_day_close":148.949996948242},{"option":"SPXW260302P06780000","bid":57.3,"bid_size":14.0,"ask":58.1,"ask_size":14.0,"iv":0.1921,"open_interest":105.0,"volume":28.0,"delta":-0.359,"gamma":0.0016,"vega":4.5413,"theta":-3.8531,"rho":-0.757,"theo":57.7542,"change":-12.45,"open":59.71,"high":59.71,"low":38.33,"tick":"up","last_trade_price":48.6,"last_trade_time":"2026-02-18T16:13:05","percent_change":-20.3931,"prev_day_close":48.5499992370606},{"option":"SPXW260302C06785000","bid":133.8,"bid_size":2.0,"ask":134.6,"ask_size":7.0,"iv":0.1909,"open_interest":8.0,"volume":0.0,"delta":0.6335,"gamma":0.0016,"vega":4.5719,"theta":-3.828,"rho":1.2683,"theo":134.1588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.28,"last_trade_time":"2026-02-17T10:30:34","percent_change":0.0,"prev_day_close":145.149993896484},{"option":"SPXW260302P06785000","bid":58.7,"bid_size":7.0,"ask":59.4,"ask_size":8.0,"iv":0.1909,"open_interest":15.0,"volume":8.0,"delta":-0.3664,"gamma":0.0016,"vega":4.5719,"theta":-3.8567,"rho":-0.7729,"theo":59.0896,"change":-22.7,"open":39.66,"high":39.94,"low":39.66,"tick":"no_change","last_trade_price":39.8,"last_trade_time":"2026-02-18T12:45:17","percent_change":-36.32,"prev_day_close":49.75},{"option":"SPXW260302C06790000","bid":130.2,"bid_size":3.0,"ask":131.0,"ask_size":8.0,"iv":0.1897,"open_interest":3.0,"volume":2.0,"delta":0.626,"gamma":0.0016,"vega":4.6009,"theta":-3.8318,"rho":1.2538,"theo":130.5293,"change":14.93,"open":148.27,"high":148.27,"low":143.43,"tick":"down","last_trade_price":143.43,"last_trade_time":"2026-02-18T15:46:23","percent_change":11.6187,"prev_day_close":141.350006103516},{"option":"SPXW260302P06790000","bid":60.0,"bid_size":14.0,"ask":60.8,"ask_size":14.0,"iv":0.1897,"open_interest":252.0,"volume":75.0,"delta":-0.3739,"gamma":0.0016,"vega":4.6009,"theta":-3.8586,"rho":-0.7889,"theo":60.4538,"change":-14.48,"open":48.95,"high":55.4,"low":39.53,"tick":"no_change","last_trade_price":50.33,"last_trade_time":"2026-02-18T16:06:06","percent_change":-22.6427,"prev_day_close":50.9500007629394},{"option":"SPXW260302C06795000","bid":126.6,"bid_size":3.0,"ask":127.4,"ask_size":8.0,"iv":0.1885,"open_interest":2.0,"volume":1.0,"delta":0.6184,"gamma":0.0017,"vega":4.6285,"theta":-3.8339,"rho":1.2392,"theo":126.929,"change":8.35,"open":133.45,"high":133.45,"low":133.45,"tick":"up","last_trade_price":133.45,"last_trade_time":"2026-02-18T09:45:14","percent_change":6.67466,"prev_day_close":137.550003051758},{"option":"SPXW260302P06795000","bid":61.4,"bid_size":14.0,"ask":62.2,"ask_size":8.0,"iv":0.1885,"open_interest":129.0,"volume":101.0,"delta":-0.3816,"gamma":0.0017,"vega":4.6285,"theta":-3.8587,"rho":-0.805,"theo":61.8471,"change":-14.39,"open":57.26,"high":57.26,"low":41.87,"tick":"down","last_trade_price":51.06,"last_trade_time":"2026-02-18T15:59:40","percent_change":-21.9862,"prev_day_close":52.1500015258789},{"option":"SPXW260302C06800000","bid":123.0,"bid_size":3.0,"ask":123.8,"ask_size":8.0,"iv":0.1874,"open_interest":57.0,"volume":4.0,"delta":0.6106,"gamma":0.0017,"vega":4.6546,"theta":-3.8342,"rho":1.2244,"theo":123.3581,"change":-10.63,"open":129.76,"high":139.93,"low":129.76,"tick":"down","last_trade_price":129.9,"last_trade_time":"2026-02-18T15:32:08","percent_change":-7.94173,"prev_day_close":133.850006103516},{"option":"SPXW260302P06800000","bid":62.9,"bid_size":7.0,"ask":63.6,"ask_size":13.0,"iv":0.1872,"open_interest":719.0,"volume":281.0,"delta":-0.3893,"gamma":0.0017,"vega":4.6546,"theta":-3.8571,"rho":-0.8213,"theo":63.2699,"change":-13.29,"open":63.23,"high":64.56,"low":40.8,"tick":"up","last_trade_price":53.66,"last_trade_time":"2026-02-18T16:12:52","percent_change":-19.8506,"prev_day_close":53.4500007629394},{"option":"SPXW260302C06805000","bid":119.4,"bid_size":8.0,"ask":120.3,"ask_size":7.0,"iv":0.186,"open_interest":13.0,"volume":1.0,"delta":0.6027,"gamma":0.0017,"vega":4.6794,"theta":-3.8327,"rho":1.2093,"theo":119.8174,"change":13.79,"open":131.84,"high":131.84,"low":131.84,"tick":"up","last_trade_price":131.84,"last_trade_time":"2026-02-18T09:56:05","percent_change":11.6815,"prev_day_close":130.149993896484},{"option":"SPXW260302P06805000","bid":64.3,"bid_size":13.0,"ask":65.1,"ask_size":7.0,"iv":0.186,"open_interest":28.0,"volume":10.0,"delta":-0.3972,"gamma":0.0017,"vega":4.6794,"theta":-3.8537,"rho":-0.8379,"theo":64.7228,"change":-11.05,"open":46.89,"high":62.4,"low":43.75,"tick":"down","last_trade_price":57.4,"last_trade_time":"2026-02-18T15:03:38","percent_change":-16.1432,"prev_day_close":54.7000007629394},{"option":"SPXW260302C06810000","bid":115.9,"bid_size":9.0,"ask":116.8,"ask_size":12.0,"iv":0.1848,"open_interest":16.0,"volume":5.0,"delta":0.5947,"gamma":0.0017,"vega":4.7029,"theta":-3.8292,"rho":1.1937,"theo":116.3077,"change":5.58,"open":132.34,"high":132.34,"low":120.23,"tick":"no_change","last_trade_price":120.23,"last_trade_time":"2026-02-18T15:14:38","percent_change":4.86699,"prev_day_close":126.5},{"option":"SPXW260302P06810000","bid":65.8,"bid_size":6.0,"ask":66.6,"ask_size":13.0,"iv":0.1848,"open_interest":176.0,"volume":32.0,"delta":-0.4053,"gamma":0.0017,"vega":4.7029,"theta":-3.8484,"rho":-0.855,"theo":66.2067,"change":-17.38,"open":63.0,"high":65.7,"low":43.41,"tick":"down","last_trade_price":52.67,"last_trade_time":"2026-02-18T15:50:32","percent_change":-24.8109,"prev_day_close":56.0499992370606},{"option":"SPXW260302C06815000","bid":112.5,"bid_size":3.0,"ask":113.3,"ask_size":9.0,"iv":0.1836,"open_interest":20.0,"volume":5.0,"delta":0.5865,"gamma":0.0017,"vega":4.725,"theta":-3.8238,"rho":1.1777,"theo":112.83,"change":15.21,"open":119.13,"high":126.46,"low":119.13,"tick":"up","last_trade_price":126.46,"last_trade_time":"2026-02-18T13:52:55","percent_change":13.6719,"prev_day_close":122.899997711182},{"option":"SPXW260302P06815000","bid":67.3,"bid_size":12.0,"ask":68.1,"ask_size":7.0,"iv":0.1835,"open_interest":40.0,"volume":4.0,"delta":-0.4135,"gamma":0.0017,"vega":4.725,"theta":-3.8411,"rho":-0.8725,"theo":67.7228,"change":-7.02,"open":50.17,"high":64.63,"low":46.08,"tick":"up","last_trade_price":64.63,"last_trade_time":"2026-02-18T15:15:22","percent_change":-9.79763,"prev_day_close":57.4500007629394},{"option":"SPXW260302C06820000","bid":109.0,"bid_size":9.0,"ask":109.9,"ask_size":13.0,"iv":0.1823,"open_interest":34.0,"volume":0.0,"delta":0.5782,"gamma":0.0018,"vega":4.7455,"theta":-3.8164,"rho":1.1613,"theo":109.3857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.09,"last_trade_time":"2026-02-17T16:09:02","percent_change":0.0,"prev_day_close":119.299999237061},{"option":"SPXW260302P06820000","bid":68.9,"bid_size":6.0,"ask":69.6,"ask_size":11.0,"iv":0.1823,"open_interest":253.0,"volume":97.0,"delta":-0.4218,"gamma":0.0018,"vega":4.7455,"theta":-3.8317,"rho":-0.8904,"theo":69.272,"change":-18.05,"open":65.92,"high":68.28,"low":45.32,"tick":"no_change","last_trade_price":55.2,"last_trade_time":"2026-02-18T15:50:43","percent_change":-24.6416,"prev_day_close":58.75},{"option":"SPXW260302C06825000","bid":105.6,"bid_size":9.0,"ask":106.5,"ask_size":13.0,"iv":0.1811,"open_interest":34.0,"volume":5.0,"delta":0.5697,"gamma":0.0018,"vega":4.7641,"theta":-3.8069,"rho":1.1445,"theo":105.9756,"change":10.52,"open":111.3,"high":130.43,"low":111.3,"tick":"no_change","last_trade_price":115.07,"last_trade_time":"2026-02-18T14:38:16","percent_change":10.0622,"prev_day_close":115.650001525879},{"option":"SPXW260302P06825000","bid":70.5,"bid_size":6.0,"ask":71.2,"ask_size":11.0,"iv":0.1811,"open_interest":319.0,"volume":51.0,"delta":-0.4302,"gamma":0.0018,"vega":4.7641,"theta":-3.8203,"rho":-0.9087,"theo":70.8556,"change":-14.02,"open":67.3,"high":67.3,"low":47.87,"tick":"up","last_trade_price":60.93,"last_trade_time":"2026-02-18T14:31:42","percent_change":-18.7058,"prev_day_close":60.2000007629394},{"option":"SPXW260302C06830000","bid":102.2,"bid_size":9.0,"ask":103.1,"ask_size":13.0,"iv":0.1798,"open_interest":42.0,"volume":8.0,"delta":0.5611,"gamma":0.0018,"vega":4.7807,"theta":-3.7952,"rho":1.1276,"theo":102.6005,"change":21.44,"open":118.77,"high":128.66,"low":118.77,"tick":"down","last_trade_price":122.74,"last_trade_time":"2026-02-18T13:33:02","percent_change":21.1649,"prev_day_close":112.100002288818},{"option":"SPXW260302P06830000","bid":72.1,"bid_size":6.0,"ask":72.9,"ask_size":12.0,"iv":0.1798,"open_interest":142.0,"volume":80.0,"delta":-0.4388,"gamma":0.0018,"vega":4.7807,"theta":-3.8067,"rho":-0.9271,"theo":72.4741,"change":-16.35,"open":72.3,"high":72.3,"low":48.18,"tick":"up","last_trade_price":60.3,"last_trade_time":"2026-02-18T15:59:39","percent_change":-21.3307,"prev_day_close":61.6500015258789},{"option":"SPXW260302C06835000","bid":98.9,"bid_size":9.0,"ask":99.8,"ask_size":9.0,"iv":0.1785,"open_interest":22.0,"volume":8.0,"delta":0.5524,"gamma":0.0018,"vega":4.7952,"theta":-3.7813,"rho":1.1105,"theo":99.2609,"change":18.35,"open":107.0,"high":122.56,"low":107.0,"tick":"down","last_trade_price":116.4,"last_trade_time":"2026-02-18T13:55:25","percent_change":18.7149,"prev_day_close":108.600002288818},{"option":"SPXW260302P06835000","bid":73.8,"bid_size":6.0,"ask":74.5,"ask_size":6.0,"iv":0.1785,"open_interest":84.0,"volume":24.0,"delta":-0.4476,"gamma":0.0018,"vega":4.7952,"theta":-3.7909,"rho":-0.9457,"theo":74.1282,"change":-10.54,"open":73.83,"high":74.57,"low":50.38,"tick":"down","last_trade_price":67.91,"last_trade_time":"2026-02-18T15:00:51","percent_change":-13.4353,"prev_day_close":63.1000003814697},{"option":"SPXW260302C06840000","bid":95.6,"bid_size":9.0,"ask":96.5,"ask_size":13.0,"iv":0.1772,"open_interest":39.0,"volume":12.0,"delta":0.5435,"gamma":0.0018,"vega":4.8076,"theta":-3.7652,"rho":1.0933,"theo":95.9573,"change":15.03,"open":102.06,"high":118.47,"low":102.06,"tick":"down","last_trade_price":109.88,"last_trade_time":"2026-02-18T14:27:29","percent_change":15.8461,"prev_day_close":105.100002288818},{"option":"SPXW260302P06840000","bid":75.4,"bid_size":7.0,"ask":76.2,"ask_size":12.0,"iv":0.1771,"open_interest":177.0,"volume":88.0,"delta":-0.4565,"gamma":0.0018,"vega":4.8076,"theta":-3.7729,"rho":-0.9644,"theo":75.8183,"change":-16.72,"open":57.6,"high":70.72,"low":51.52,"tick":"up","last_trade_price":63.53,"last_trade_time":"2026-02-18T16:02:13","percent_change":-20.8349,"prev_day_close":64.6500015258789},{"option":"SPXW260302C06845000","bid":92.4,"bid_size":3.0,"ask":93.2,"ask_size":9.0,"iv":0.1759,"open_interest":104.0,"volume":5.0,"delta":0.5344,"gamma":0.0019,"vega":4.8178,"theta":-3.7468,"rho":1.0758,"theo":92.6906,"change":20.38,"open":110.48,"high":115.3,"low":110.48,"tick":"down","last_trade_price":112.08,"last_trade_time":"2026-02-18T11:58:51","percent_change":22.2246,"prev_day_close":101.700000762939},{"option":"SPXW260302P06845000","bid":77.1,"bid_size":7.0,"ask":78.0,"ask_size":7.0,"iv":0.1758,"open_interest":120.0,"volume":58.0,"delta":-0.4655,"gamma":0.0019,"vega":4.8178,"theta":-3.7526,"rho":-0.9834,"theo":77.5452,"change":-13.05,"open":74.4,"high":74.4,"low":52.98,"tick":"up","last_trade_price":69.0,"last_trade_time":"2026-02-18T14:37:27","percent_change":-15.9049,"prev_day_close":66.2000007629394},{"option":"SPXW260302C06850000","bid":89.1,"bid_size":9.0,"ask":90.0,"ask_size":13.0,"iv":0.1745,"open_interest":118.0,"volume":57.0,"delta":0.5253,"gamma":0.0019,"vega":4.8258,"theta":-3.7261,"rho":1.0579,"theo":89.4619,"change":12.43,"open":92.9,"high":115.62,"low":91.02,"tick":"down","last_trade_price":101.03,"last_trade_time":"2026-02-18T16:05:42","percent_change":14.0293,"prev_day_close":98.2999992370606},{"option":"SPXW260302P06850000","bid":78.9,"bid_size":7.0,"ask":79.7,"ask_size":11.0,"iv":0.1745,"open_interest":500.0,"volume":117.0,"delta":-0.4747,"gamma":0.0019,"vega":4.8258,"theta":-3.73,"rho":-1.0028,"theo":79.3102,"change":0.75,"open":79.1,"high":79.1,"low":54.33,"tick":"up","last_trade_price":66.9,"last_trade_time":"2026-02-18T16:14:52","percent_change":1.10538,"prev_day_close":67.8499984741211},{"option":"SPXW260302C06855000","bid":86.0,"bid_size":2.0,"ask":86.8,"ask_size":9.0,"iv":0.1733,"open_interest":17.0,"volume":6.0,"delta":0.5159,"gamma":0.0019,"vega":4.8315,"theta":-3.703,"rho":1.0394,"theo":86.2728,"change":3.9,"open":108.02,"high":108.97,"low":89.35,"tick":"down","last_trade_price":89.35,"last_trade_time":"2026-02-18T14:57:48","percent_change":4.56408,"prev_day_close":94.8999977111816},{"option":"SPXW260302P06855000","bid":80.7,"bid_size":7.0,"ask":81.5,"ask_size":6.0,"iv":0.1732,"open_interest":112.0,"volume":81.0,"delta":-0.484,"gamma":0.0019,"vega":4.8315,"theta":-3.705,"rho":-1.0228,"theo":81.1148,"change":-20.95,"open":80.75,"high":82.5,"low":54.83,"tick":"up","last_trade_price":64.9,"last_trade_time":"2026-02-18T15:58:07","percent_change":-24.403,"prev_day_close":69.4499969482422},{"option":"SPXW260302C06860000","bid":82.8,"bid_size":9.0,"ask":83.7,"ask_size":13.0,"iv":0.1719,"open_interest":28.0,"volume":14.0,"delta":0.5064,"gamma":0.0019,"vega":4.8347,"theta":-3.6775,"rho":1.0204,"theo":83.1251,"change":3.26,"open":84.23,"high":105.3,"low":84.23,"tick":"down","last_trade_price":85.71,"last_trade_time":"2026-02-18T15:12:54","percent_change":3.95392,"prev_day_close":91.6000022888184},{"option":"SPXW260302P06860000","bid":82.5,"bid_size":7.0,"ask":83.4,"ask_size":12.0,"iv":0.1718,"open_interest":356.0,"volume":41.0,"delta":-0.4935,"gamma":0.0019,"vega":4.8347,"theta":-3.6776,"rho":-1.0433,"theo":82.9607,"change":-20.87,"open":62.6,"high":70.33,"low":57.58,"tick":"no_change","last_trade_price":66.93,"last_trade_time":"2026-02-18T15:51:06","percent_change":-23.7699,"prev_day_close":71.1500015258789},{"option":"SPXW260302C06865000","bid":79.7,"bid_size":13.0,"ask":80.6,"ask_size":13.0,"iv":0.1706,"open_interest":116.0,"volume":33.0,"delta":0.4968,"gamma":0.0019,"vega":4.8352,"theta":-3.6495,"rho":1.0011,"theo":80.0204,"change":4.4,"open":88.4,"high":102.1,"low":83.9,"tick":"no_change","last_trade_price":83.9,"last_trade_time":"2026-02-18T15:09:27","percent_change":5.53459,"prev_day_close":88.2999992370606},{"option":"SPXW260302P06865000","bid":84.4,"bid_size":7.0,"ask":85.3,"ask_size":6.0,"iv":0.1705,"open_interest":48.0,"volume":30.0,"delta":-0.5031,"gamma":0.0019,"vega":4.8352,"theta":-3.6476,"rho":-1.0641,"theo":84.8496,"change":-10.43,"open":80.92,"high":80.92,"low":58.5,"tick":"up","last_trade_price":79.32,"last_trade_time":"2026-02-18T15:07:26","percent_change":-11.6212,"prev_day_close":72.7999992370606},{"option":"SPXW260302C06870000","bid":76.7,"bid_size":6.0,"ask":77.5,"ask_size":18.0,"iv":0.1692,"open_interest":235.0,"volume":19.0,"delta":0.487,"gamma":0.0019,"vega":4.833,"theta":-3.6189,"rho":0.9817,"theo":76.9598,"change":8.15,"open":80.4,"high":100.6,"low":78.3,"tick":"up","last_trade_price":88.71,"last_trade_time":"2026-02-18T15:49:56","percent_change":9.58259,"prev_day_close":85.0500030517578},{"option":"SPXW260302P06870000","bid":86.4,"bid_size":2.0,"ask":87.2,"ask_size":6.0,"iv":0.1692,"open_interest":302.0,"volume":51.0,"delta":-0.5129,"gamma":0.0019,"vega":4.833,"theta":-3.6152,"rho":-1.085,"theo":86.7826,"change":6.37,"open":71.06,"high":84.25,"low":57.47,"tick":"up","last_trade_price":71.2,"last_trade_time":"2026-02-18T15:59:25","percent_change":8.55034,"prev_day_close":74.5},{"option":"SPXW260302C06875000","bid":73.6,"bid_size":13.0,"ask":74.5,"ask_size":18.0,"iv":0.1678,"open_interest":65.0,"volume":14.0,"delta":0.4771,"gamma":0.002,"vega":4.8279,"theta":-3.5858,"rho":0.9622,"theo":73.9443,"change":-1.43,"open":80.0,"high":97.89,"low":75.4,"tick":"up","last_trade_price":85.3,"last_trade_time":"2026-02-18T15:48:32","percent_change":-1.74603,"prev_day_close":81.8999977111816},{"option":"SPXW260302P06875000","bid":88.3,"bid_size":3.0,"ask":89.2,"ask_size":3.0,"iv":0.1677,"open_interest":111.0,"volume":34.0,"delta":-0.5228,"gamma":0.002,"vega":4.8279,"theta":-3.5801,"rho":-1.1061,"theo":88.7608,"change":6.2,"open":86.4,"high":86.4,"low":60.0,"tick":"down","last_trade_price":80.8,"last_trade_time":"2026-02-18T15:34:21","percent_change":8.12582,"prev_day_close":76.2999992370606},{"option":"SPXW260302C06880000","bid":70.7,"bid_size":13.0,"ask":71.5,"ask_size":7.0,"iv":0.1665,"open_interest":54.0,"volume":40.0,"delta":0.4671,"gamma":0.002,"vega":4.82,"theta":-3.5501,"rho":0.9425,"theo":70.9751,"change":7.1,"open":72.0,"high":92.7,"low":72.0,"tick":"down","last_trade_price":77.8,"last_trade_time":"2026-02-18T15:02:41","percent_change":10.0424,"prev_day_close":78.75},{"option":"SPXW260302P06880000","bid":90.4,"bid_size":3.0,"ask":91.2,"ask_size":3.0,"iv":0.1664,"open_interest":134.0,"volume":50.0,"delta":-0.5329,"gamma":0.002,"vega":4.82,"theta":-3.5426,"rho":-1.1273,"theo":90.7853,"change":-20.92,"open":81.32,"high":82.28,"low":60.0,"tick":"down","last_trade_price":75.03,"last_trade_time":"2026-02-18T15:48:28","percent_change":-21.769,"prev_day_close":78.2000007629394},{"option":"SPXW260302C06885000","bid":67.8,"bid_size":13.0,"ask":68.6,"ask_size":7.0,"iv":0.165,"open_interest":35.0,"volume":17.0,"delta":0.4569,"gamma":0.002,"vega":4.8089,"theta":-3.512,"rho":0.9224,"theo":68.0539,"change":11.56,"open":70.8,"high":87.67,"low":70.8,"tick":"up","last_trade_price":79.46,"last_trade_time":"2026-02-18T15:50:02","percent_change":17.025,"prev_day_close":75.6500015258789},{"option":"SPXW260302P06885000","bid":92.5,"bid_size":2.0,"ask":93.3,"ask_size":3.0,"iv":0.165,"open_interest":55.0,"volume":58.0,"delta":-0.5431,"gamma":0.002,"vega":4.8089,"theta":-3.5025,"rho":-1.1488,"theo":92.8577,"change":-19.05,"open":83.23,"high":83.23,"low":64.99,"tick":"down","last_trade_price":79.2,"last_trade_time":"2026-02-18T15:45:45","percent_change":-19.3893,"prev_day_close":80.1000022888184},{"option":"SPXW260302C06890000","bid":64.9,"bid_size":13.0,"ask":65.7,"ask_size":7.0,"iv":0.1637,"open_interest":65.0,"volume":26.0,"delta":0.4465,"gamma":0.002,"vega":4.7945,"theta":-3.4712,"rho":0.9018,"theo":65.1829,"change":3.61,"open":68.0,"high":85.8,"low":68.0,"tick":"up","last_trade_price":68.76,"last_trade_time":"2026-02-18T14:58:17","percent_change":5.54106,"prev_day_close":72.5500030517578},{"option":"SPXW260302P06890000","bid":94.6,"bid_size":2.0,"ask":95.5,"ask_size":7.0,"iv":0.1635,"open_interest":193.0,"volume":56.0,"delta":-0.5534,"gamma":0.002,"vega":4.7945,"theta":-3.4598,"rho":-1.1709,"theo":94.9803,"change":-23.97,"open":87.93,"high":87.93,"low":64.6,"tick":"up","last_trade_price":76.53,"last_trade_time":"2026-02-18T15:58:14","percent_change":-23.8507,"prev_day_close":82.0500030517578},{"option":"SPXW260302C06895000","bid":62.1,"bid_size":13.0,"ask":62.9,"ask_size":7.0,"iv":0.1623,"open_interest":46.0,"volume":18.0,"delta":0.436,"gamma":0.002,"vega":4.7765,"theta":-3.4279,"rho":0.8806,"theo":62.3647,"change":11.23,"open":79.19,"high":82.1,"low":73.63,"tick":"down","last_trade_price":73.63,"last_trade_time":"2026-02-18T15:59:25","percent_change":17.9968,"prev_day_close":69.5500030517578},{"option":"SPXW260302P06895000","bid":96.7,"bid_size":3.0,"ask":97.6,"ask_size":2.0,"iv":0.1622,"open_interest":96.0,"volume":18.0,"delta":-0.5639,"gamma":0.002,"vega":4.7765,"theta":-3.4146,"rho":-1.1936,"theo":97.1558,"change":-26.1,"open":79.65,"high":79.65,"low":68.4,"tick":"up","last_trade_price":76.65,"last_trade_time":"2026-02-18T13:51:11","percent_change":-25.4015,"prev_day_close":84.0},{"option":"SPXW260302C06900000","bid":59.4,"bid_size":11.0,"ask":60.1,"ask_size":11.0,"iv":0.1608,"open_interest":952.0,"volume":104.0,"delta":0.4254,"gamma":0.002,"vega":4.7549,"theta":-3.3819,"rho":0.8592,"theo":59.6019,"change":9.22,"open":70.0,"high":81.26,"low":61.5,"tick":"down","last_trade_price":68.15,"last_trade_time":"2026-02-18T16:12:52","percent_change":13.8542,"prev_day_close":66.5500030517578},{"option":"SPXW260302P06900000","bid":99.2,"bid_size":1.0,"ask":99.9,"ask_size":3.0,"iv":0.161,"open_interest":718.0,"volume":86.0,"delta":-0.5745,"gamma":0.002,"vega":4.7549,"theta":-3.3667,"rho":-1.2166,"theo":99.3867,"change":-9.53,"open":98.58,"high":98.58,"low":69.17,"tick":"up","last_trade_price":85.96,"last_trade_time":"2026-02-18T16:11:39","percent_change":-11.075,"prev_day_close":86.0500030517578},{"option":"SPXW260302C06905000","bid":56.7,"bid_size":7.0,"ask":57.4,"ask_size":7.0,"iv":0.1594,"open_interest":17.0,"volume":8.0,"delta":0.4147,"gamma":0.002,"vega":4.7298,"theta":-3.3334,"rho":0.8376,"theo":56.8963,"change":9.05,"open":75.13,"high":75.52,"low":66.2,"tick":"down","last_trade_price":66.2,"last_trade_time":"2026-02-18T14:33:40","percent_change":15.8355,"prev_day_close":63.7000007629394},{"option":"SPXW260302P06905000","bid":101.3,"bid_size":3.0,"ask":102.2,"ask_size":3.0,"iv":0.1593,"open_interest":50.0,"volume":24.0,"delta":-0.5853,"gamma":0.002,"vega":4.7298,"theta":-3.3163,"rho":-1.2396,"theo":101.6747,"change":-24.72,"open":79.0,"high":93.2,"low":70.97,"tick":"up","last_trade_price":82.78,"last_trade_time":"2026-02-18T15:58:43","percent_change":-22.9953,"prev_day_close":88.1000022888184},{"option":"SPXW260302C06910000","bid":54.0,"bid_size":13.0,"ask":54.8,"ask_size":13.0,"iv":0.1581,"open_interest":275.0,"volume":112.0,"delta":0.4038,"gamma":0.002,"vega":4.7014,"theta":-3.2824,"rho":0.8161,"theo":54.2494,"change":-4.85,"open":56.0,"high":74.93,"low":56.0,"tick":"up","last_trade_price":65.22,"last_trade_time":"2026-02-18T15:58:58","percent_change":-7.97042,"prev_day_close":60.8499984741211},{"option":"SPXW260302P06910000","bid":103.6,"bid_size":3.0,"ask":104.6,"ask_size":7.0,"iv":0.158,"open_interest":82.0,"volume":17.0,"delta":-0.5961,"gamma":0.002,"vega":4.7014,"theta":-3.2634,"rho":-1.2626,"theo":104.0215,"change":-37.81,"open":77.37,"high":78.39,"low":72.09,"tick":"down","last_trade_price":72.09,"last_trade_time":"2026-02-18T13:00:40","percent_change":-34.404,"prev_day_close":90.2999992370606},{"option":"SPXW260302C06915000","bid":51.4,"bid_size":7.0,"ask":52.2,"ask_size":7.0,"iv":0.1567,"open_interest":30.0,"volume":24.0,"delta":0.3929,"gamma":0.002,"vega":4.6694,"theta":-3.2289,"rho":0.7945,"theo":51.6627,"change":8.18,"open":60.15,"high":71.68,"low":60.15,"tick":"down","last_trade_price":60.28,"last_trade_time":"2026-02-18T16:01:20","percent_change":15.7006,"prev_day_close":58.0499992370606},{"option":"SPXW260302P06915000","bid":106.0,"bid_size":3.0,"ask":106.9,"ask_size":2.0,"iv":0.1566,"open_interest":4.0,"volume":2.0,"delta":-0.6071,"gamma":0.002,"vega":4.6694,"theta":-3.208,"rho":-1.2858,"theo":106.4284,"change":-14.0,"open":79.63,"high":98.4,"low":79.63,"tick":"up","last_trade_price":98.4,"last_trade_time":"2026-02-18T14:36:29","percent_change":-12.4555,"prev_day_close":92.4499969482422},{"option":"SPXW260302C06920000","bid":48.9,"bid_size":14.0,"ask":49.6,"ask_size":8.0,"iv":0.1552,"open_interest":58.0,"volume":29.0,"delta":0.3818,"gamma":0.002,"vega":4.6334,"theta":-3.173,"rho":0.7725,"theo":49.1383,"change":10.11,"open":64.9,"high":68.3,"low":59.76,"tick":"down","last_trade_price":59.76,"last_trade_time":"2026-02-18T14:22:32","percent_change":20.3625,"prev_day_close":55.25},{"option":"SPXW260302P06920000","bid":108.5,"bid_size":3.0,"ask":109.5,"ask_size":7.0,"iv":0.155,"open_interest":101.0,"volume":10.0,"delta":-0.6182,"gamma":0.002,"vega":4.6334,"theta":-3.1502,"rho":-1.3093,"theo":108.8976,"change":-25.14,"open":109.91,"high":109.91,"low":78.83,"tick":"no_change","last_trade_price":89.76,"last_trade_time":"2026-02-18T15:50:17","percent_change":-21.8799,"prev_day_close":94.7000007629394},{"option":"SPXW260302C06925000","bid":46.4,"bid_size":14.0,"ask":47.2,"ask_size":14.0,"iv":0.1539,"open_interest":299.0,"volume":246.0,"delta":0.3707,"gamma":0.002,"vega":4.5928,"theta":-3.1148,"rho":0.75,"theo":46.6785,"change":0.64,"open":60.33,"high":61.73,"low":47.89,"tick":"down","last_trade_price":47.89,"last_trade_time":"2026-02-18T15:16:08","percent_change":1.3545,"prev_day_close":52.5499992370606},{"option":"SPXW260302P06925000","bid":111.0,"bid_size":3.0,"ask":111.9,"ask_size":2.0,"iv":0.1537,"open_interest":90.0,"volume":18.0,"delta":-0.6293,"gamma":0.002,"vega":4.5928,"theta":-3.0901,"rho":-1.3333,"theo":111.4316,"change":-16.5,"open":87.22,"high":101.0,"low":79.6,"tick":"up","last_trade_price":101.0,"last_trade_time":"2026-02-18T15:04:25","percent_change":-14.0426,"prev_day_close":97.0},{"option":"SPXW260302C06930000","bid":44.0,"bid_size":14.0,"ask":44.7,"ask_size":8.0,"iv":0.1524,"open_interest":80.0,"volume":51.0,"delta":0.3594,"gamma":0.002,"vega":4.5478,"theta":-3.0543,"rho":0.7271,"theo":44.2856,"change":8.85,"open":61.5,"high":61.52,"low":53.75,"tick":"down","last_trade_price":53.75,"last_trade_time":"2026-02-18T14:00:20","percent_change":19.7105,"prev_day_close":49.9500007629394},{"option":"SPXW260302P06930000","bid":113.6,"bid_size":3.0,"ask":114.5,"ask_size":3.0,"iv":0.1522,"open_interest":96.0,"volume":3.0,"delta":-0.6405,"gamma":0.002,"vega":4.5478,"theta":-3.0276,"rho":-1.3577,"theo":114.0323,"change":-32.79,"open":82.95,"high":87.46,"low":82.95,"tick":"up","last_trade_price":87.46,"last_trade_time":"2026-02-18T11:59:42","percent_change":-27.2682,"prev_day_close":99.3499984741211},{"option":"SPXW260302C06935000","bid":41.7,"bid_size":7.0,"ask":42.4,"ask_size":8.0,"iv":0.151,"open_interest":109.0,"volume":13.0,"delta":0.3482,"gamma":0.002,"vega":4.4986,"theta":-2.9914,"rho":0.7042,"theo":41.9605,"change":2.58,"open":59.32,"high":59.32,"low":45.23,"tick":"down","last_trade_price":45.23,"last_trade_time":"2026-02-18T15:32:11","percent_change":6.04923,"prev_day_close":47.3499984741211},{"option":"SPXW260302P06935000","bid":116.2,"bid_size":3.0,"ask":117.1,"ask_size":2.0,"iv":0.1509,"open_interest":9.0,"volume":1.0,"delta":-0.6518,"gamma":0.002,"vega":4.4986,"theta":-2.9629,"rho":-1.382,"theo":116.7008,"change":-36.4,"open":86.4,"high":86.4,"low":86.4,"tick":"up","last_trade_price":86.4,"last_trade_time":"2026-02-18T13:26:15","percent_change":-29.6417,"prev_day_close":101.799999237061},{"option":"SPXW260302C06940000","bid":39.4,"bid_size":7.0,"ask":40.1,"ask_size":16.0,"iv":0.1496,"open_interest":174.0,"volume":28.0,"delta":0.3368,"gamma":0.002,"vega":4.4459,"theta":-2.9262,"rho":0.6816,"theo":39.7027,"change":8.14,"open":43.67,"high":55.88,"low":43.67,"tick":"down","last_trade_price":48.59,"last_trade_time":"2026-02-18T15:58:58","percent_change":20.1236,"prev_day_close":44.8499984741211},{"option":"SPXW260302P06940000","bid":118.9,"bid_size":1.0,"ask":119.8,"ask_size":1.0,"iv":0.1495,"open_interest":72.0,"volume":0.0,"delta":-0.6631,"gamma":0.002,"vega":4.4459,"theta":-2.8958,"rho":-1.4062,"theo":119.4367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.33,"last_trade_time":"2026-02-17T16:03:10","percent_change":0.0,"prev_day_close":104.299999237061},{"option":"SPXW260302C06945000","bid":37.2,"bid_size":7.0,"ask":37.8,"ask_size":9.0,"iv":0.1482,"open_interest":78.0,"volume":15.0,"delta":0.3255,"gamma":0.002,"vega":4.3896,"theta":-2.8589,"rho":0.659,"theo":37.5115,"change":6.09,"open":40.33,"high":50.98,"low":40.33,"tick":"up","last_trade_price":44.34,"last_trade_time":"2026-02-18T16:01:20","percent_change":15.9216,"prev_day_close":42.4500007629394},{"option":"SPXW260302P06945000","bid":121.5,"bid_size":1.0,"ask":122.7,"ask_size":1.0,"iv":0.1479,"open_interest":6.0,"volume":1.0,"delta":-0.6745,"gamma":0.002,"vega":4.3896,"theta":-2.8266,"rho":-1.4303,"theo":122.2392,"change":-38.73,"open":89.67,"high":89.67,"low":89.67,"tick":"down","last_trade_price":89.67,"last_trade_time":"2026-02-18T11:30:15","percent_change":-30.1636,"prev_day_close":106.75},{"option":"SPXW260302C06950000","bid":35.0,"bid_size":8.0,"ask":35.7,"ask_size":17.0,"iv":0.1468,"open_interest":536.0,"volume":186.0,"delta":0.3141,"gamma":0.002,"vega":4.3289,"theta":-2.7893,"rho":0.6362,"theo":35.3863,"change":7.2,"open":38.21,"high":50.42,"low":37.49,"tick":"up","last_trade_price":43.2,"last_trade_time":"2026-02-18T15:50:59","percent_change":17.9775,"prev_day_close":40.0499992370606},{"option":"SPXW260302P06950000","bid":124.6,"bid_size":2.0,"ask":125.4,"ask_size":1.0,"iv":0.1467,"open_interest":343.0,"volume":14.0,"delta":-0.6859,"gamma":0.002,"vega":4.3289,"theta":-2.7551,"rho":-1.4546,"theo":125.1076,"change":-16.46,"open":97.74,"high":114.94,"low":88.14,"tick":"up","last_trade_price":114.94,"last_trade_time":"2026-02-18T14:38:56","percent_change":-12.5266,"prev_day_close":109.449996948242},{"option":"SPXW260302C06955000","bid":32.9,"bid_size":16.0,"ask":33.6,"ask_size":9.0,"iv":0.1454,"open_interest":57.0,"volume":20.0,"delta":0.3026,"gamma":0.002,"vega":4.263,"theta":-2.7175,"rho":0.6129,"theo":33.3269,"change":6.65,"open":48.36,"high":48.36,"low":40.75,"tick":"down","last_trade_price":40.75,"last_trade_time":"2026-02-18T15:50:59","percent_change":19.5015,"prev_day_close":37.6500015258789},{"option":"SPXW260302P06955000","bid":127.4,"bid_size":1.0,"ask":128.3,"ask_size":1.0,"iv":0.1452,"open_interest":1.0,"volume":0.0,"delta":-0.6973,"gamma":0.002,"vega":4.263,"theta":-2.6814,"rho":-1.4794,"theo":128.0419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":89.0,"last_trade_time":"2026-02-10T15:59:24","percent_change":0.0,"prev_day_close":112.100002288818},{"option":"SPXW260302C06960000","bid":30.9,"bid_size":12.0,"ask":31.5,"ask_size":14.0,"iv":0.1439,"open_interest":494.0,"volume":238.0,"delta":0.2912,"gamma":0.002,"vega":4.192,"theta":-2.6434,"rho":0.5895,"theo":31.3327,"change":-4.87,"open":35.74,"high":46.1,"low":32.11,"tick":"down","last_trade_price":36.95,"last_trade_time":"2026-02-18T16:01:05","percent_change":-13.7377,"prev_day_close":35.4500007629394},{"option":"SPXW260302P06960000","bid":128.7,"bid_size":2.0,"ask":133.2,"ask_size":12.0,"iv":0.1441,"open_interest":31.0,"volume":2.0,"delta":-0.7088,"gamma":0.002,"vega":4.192,"theta":-2.6053,"rho":-1.5043,"theo":131.0413,"change":-6.89,"open":130.01,"high":130.01,"low":130.01,"tick":"no_change","last_trade_price":130.01,"last_trade_time":"2026-02-18T09:33:48","percent_change":-5.03287,"prev_day_close":114.75},{"option":"SPXW260302C06965000","bid":29.0,"bid_size":8.0,"ask":29.6,"ask_size":10.0,"iv":0.1426,"open_interest":76.0,"volume":9.0,"delta":0.2798,"gamma":0.0019,"vega":4.1168,"theta":-2.5669,"rho":0.5663,"theo":29.4021,"change":1.69,"open":41.0,"high":41.0,"low":31.77,"tick":"up","last_trade_price":31.89,"last_trade_time":"2026-02-18T15:31:37","percent_change":5.59603,"prev_day_close":33.25},{"option":"SPXW260302P06965000","bid":131.7,"bid_size":2.0,"ask":136.3,"ask_size":12.0,"iv":0.1427,"open_interest":0.0,"volume":0.0,"delta":-0.7202,"gamma":0.0019,"vega":4.1168,"theta":-2.527,"rho":-1.529,"theo":134.1043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":117.549999237061},{"option":"SPXW260302C06970000","bid":27.0,"bid_size":26.0,"ask":27.7,"ask_size":19.0,"iv":0.141,"open_interest":89.0,"volume":66.0,"delta":0.2683,"gamma":0.0019,"vega":4.0382,"theta":-2.4881,"rho":0.5435,"theo":27.5328,"change":4.05,"open":29.83,"high":39.8,"low":27.94,"tick":"up","last_trade_price":34.09,"last_trade_time":"2026-02-18T15:58:58","percent_change":14.2857,"prev_day_close":31.0999994277954},{"option":"SPXW260302P06970000","bid":134.8,"bid_size":2.0,"ask":139.3,"ask_size":15.0,"iv":0.141,"open_interest":56.0,"volume":8.0,"delta":-0.7316,"gamma":0.0019,"vega":4.0382,"theta":-2.4462,"rho":-1.5533,"theo":137.2286,"change":-43.17,"open":128.31,"high":128.31,"low":99.73,"tick":"down","last_trade_price":99.73,"last_trade_time":"2026-02-18T11:31:27","percent_change":-30.2099,"prev_day_close":120.200000762939},{"option":"SPXW260302C06975000","bid":25.3,"bid_size":7.0,"ask":25.8,"ask_size":9.0,"iv":0.1397,"open_interest":162.0,"volume":29.0,"delta":0.2569,"gamma":0.0019,"vega":3.9557,"theta":-2.407,"rho":0.5206,"theo":25.7236,"change":2.59,"open":31.2,"high":39.4,"low":27.15,"tick":"up","last_trade_price":31.2,"last_trade_time":"2026-02-18T16:03:03","percent_change":8.90035,"prev_day_close":29.0999994277954},{"option":"SPXW260302P06975000","bid":138.0,"bid_size":2.0,"ask":142.5,"ask_size":15.0,"iv":0.1397,"open_interest":38.0,"volume":3.0,"delta":-0.7431,"gamma":0.0019,"vega":3.9557,"theta":-2.3633,"rho":-1.5777,"theo":140.4132,"change":-23.87,"open":115.76,"high":122.68,"low":101.68,"tick":"up","last_trade_price":122.68,"last_trade_time":"2026-02-18T16:10:20","percent_change":-16.288,"prev_day_close":123.350002288818},{"option":"SPXW260302C06980000","bid":23.5,"bid_size":8.0,"ask":24.1,"ask_size":21.0,"iv":0.1382,"open_interest":133.0,"volume":59.0,"delta":0.2454,"gamma":0.0019,"vega":3.8679,"theta":-2.3237,"rho":0.4973,"theo":23.975,"change":5.74,"open":26.2,"high":35.9,"low":24.57,"tick":"no_change","last_trade_price":30.59,"last_trade_time":"2026-02-18T15:57:32","percent_change":23.0986,"prev_day_close":27.0999994277954},{"option":"SPXW260302P06980000","bid":141.2,"bid_size":2.0,"ask":145.7,"ask_size":12.0,"iv":0.1384,"open_interest":19.0,"volume":0.0,"delta":-0.7545,"gamma":0.0019,"vega":3.8679,"theta":-2.278,"rho":-1.6025,"theo":143.6582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.13,"last_trade_time":"2026-02-09T15:11:31","percent_change":0.0,"prev_day_close":125.950000762939},{"option":"SPXW260302C06985000","bid":21.8,"bid_size":8.0,"ask":22.4,"ask_size":11.0,"iv":0.1368,"open_interest":120.0,"volume":123.0,"delta":0.234,"gamma":0.0018,"vega":3.7742,"theta":-2.2382,"rho":0.4739,"theo":22.2882,"change":3.1,"open":24.03,"high":32.7,"low":23.85,"tick":"up","last_trade_price":27.41,"last_trade_time":"2026-02-18T15:50:02","percent_change":13.3621,"prev_day_close":25.1999998092651},{"option":"SPXW260302P06985000","bid":144.5,"bid_size":2.0,"ask":149.0,"ask_size":12.0,"iv":0.137,"open_interest":1.0,"volume":0.0,"delta":-0.7659,"gamma":0.0018,"vega":3.7742,"theta":-2.1906,"rho":-1.6274,"theo":146.9651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":145.82,"last_trade_time":"2026-02-17T15:01:58","percent_change":0.0,"prev_day_close":128.400001525879},{"option":"SPXW260302C06990000","bid":20.2,"bid_size":9.0,"ask":20.8,"ask_size":22.0,"iv":0.1354,"open_interest":175.0,"volume":122.0,"delta":0.2227,"gamma":0.0018,"vega":3.6757,"theta":-2.1507,"rho":0.4508,"theo":20.6639,"change":3.57,"open":25.83,"high":31.23,"low":21.28,"tick":"up","last_trade_price":25.17,"last_trade_time":"2026-02-18T15:47:39","percent_change":16.5278,"prev_day_close":23.4000005722046},{"option":"SPXW260302P06990000","bid":147.9,"bid_size":2.0,"ask":152.4,"ask_size":12.0,"iv":0.1356,"open_interest":20.0,"volume":0.0,"delta":-0.7773,"gamma":0.0018,"vega":3.6757,"theta":-2.1012,"rho":-1.652,"theo":150.3344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.7,"last_trade_time":"2026-02-12T15:55:13","percent_change":0.0,"prev_day_close":132.199996948242},{"option":"SPXW260302C06995000","bid":18.7,"bid_size":9.0,"ask":19.3,"ask_size":11.0,"iv":0.1341,"open_interest":58.0,"volume":21.0,"delta":0.2114,"gamma":0.0018,"vega":3.574,"theta":-2.0613,"rho":0.4282,"theo":19.1023,"change":0.84,"open":20.76,"high":29.75,"low":20.7,"tick":"up","last_trade_price":20.94,"last_trade_time":"2026-02-18T15:38:37","percent_change":4.17911,"prev_day_close":21.5999994277954},{"option":"SPXW260302P06995000","bid":151.3,"bid_size":2.0,"ask":155.9,"ask_size":12.0,"iv":0.1342,"open_interest":1.0,"volume":0.0,"delta":-0.7886,"gamma":0.0018,"vega":3.574,"theta":-2.0099,"rho":-1.6761,"theo":153.7664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":187.71,"last_trade_time":"2026-02-13T15:46:03","percent_change":0.0,"prev_day_close":135.400001525879},{"option":"SPXW260302C07000000","bid":17.2,"bid_size":22.0,"ask":17.7,"ask_size":16.0,"iv":0.1324,"open_interest":1453.0,"volume":149.0,"delta":0.2001,"gamma":0.0017,"vega":3.4688,"theta":-1.9705,"rho":0.4056,"theo":17.6048,"change":2.9,"open":19.0,"high":28.2,"low":17.99,"tick":"down","last_trade_price":21.75,"last_trade_time":"2026-02-18T16:02:56","percent_change":15.5914,"prev_day_close":19.9499998092651},{"option":"SPXW260302P07000000","bid":154.9,"bid_size":2.0,"ask":159.4,"ask_size":12.0,"iv":0.1327,"open_interest":99.0,"volume":5.0,"delta":-0.7998,"gamma":0.0017,"vega":3.4688,"theta":-1.9172,"rho":-1.7002,"theo":157.2626,"change":-35.88,"open":120.82,"high":127.72,"low":118.91,"tick":"up","last_trade_price":127.72,"last_trade_time":"2026-02-18T13:42:45","percent_change":-21.9315,"prev_day_close":139.099998474121},{"option":"SPXW260302C07005000","bid":15.9,"bid_size":8.0,"ask":16.4,"ask_size":12.0,"iv":0.1313,"open_interest":73.0,"volume":92.0,"delta":0.189,"gamma":0.0017,"vega":3.3586,"theta":-1.8784,"rho":0.3829,"theo":16.1743,"change":2.7,"open":18.82,"high":26.16,"low":16.4,"tick":"down","last_trade_price":19.9,"last_trade_time":"2026-02-18T16:03:31","percent_change":15.6977,"prev_day_close":18.3500003814697},{"option":"SPXW260302P07005000","bid":158.5,"bid_size":2.0,"ask":163.0,"ask_size":7.0,"iv":0.1315,"open_interest":6.0,"volume":0.0,"delta":-0.811,"gamma":0.0017,"vega":3.3586,"theta":-1.8232,"rho":-1.7245,"theo":160.8257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":102.4,"last_trade_time":"2026-02-11T10:08:42","percent_change":0.0,"prev_day_close":142.100006103516},{"option":"SPXW260302C07010000","bid":14.6,"bid_size":20.0,"ask":15.0,"ask_size":34.0,"iv":0.1297,"open_interest":166.0,"volume":38.0,"delta":0.178,"gamma":0.0016,"vega":3.2428,"theta":-1.7856,"rho":0.3603,"theo":14.8138,"change":0.5,"open":16.62,"high":23.74,"low":15.2,"tick":"up","last_trade_price":16.4,"last_trade_time":"2026-02-18T15:39:25","percent_change":3.14465,"prev_day_close":16.8000001907349},{"option":"SPXW260302P07010000","bid":162.1,"bid_size":2.0,"ask":166.7,"ask_size":7.0,"iv":0.1299,"open_interest":19.0,"volume":0.0,"delta":-0.8219,"gamma":0.0016,"vega":3.2428,"theta":-1.7285,"rho":-1.7485,"theo":164.4589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.0,"last_trade_time":"2026-02-17T15:44:20","percent_change":0.0,"prev_day_close":145.550003051758},{"option":"SPXW260302C07015000","bid":13.3,"bid_size":29.0,"ask":13.8,"ask_size":32.0,"iv":0.1283,"open_interest":118.0,"volume":43.0,"delta":0.1672,"gamma":0.0016,"vega":3.1239,"theta":-1.6924,"rho":0.3385,"theo":13.5248,"change":3.45,"open":21.28,"high":22.4,"low":14.47,"tick":"up","last_trade_price":18.1,"last_trade_time":"2026-02-18T15:54:27","percent_change":23.5495,"prev_day_close":15.4000000953674},{"option":"SPXW260302P07015000","bid":165.9,"bid_size":2.0,"ask":170.4,"ask_size":7.0,"iv":0.1287,"open_interest":10.0,"volume":0.0,"delta":-0.8328,"gamma":0.0016,"vega":3.1239,"theta":-1.6334,"rho":-1.7718,"theo":168.1635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.9,"last_trade_time":"2026-02-13T09:45:27","percent_change":0.0,"prev_day_close":148.949996948242},{"option":"SPXW260302C07020000","bid":12.1,"bid_size":31.0,"ask":12.6,"ask_size":36.0,"iv":0.127,"open_interest":145.0,"volume":22.0,"delta":0.1566,"gamma":0.0016,"vega":3.0034,"theta":-1.5994,"rho":0.3172,"theo":12.3081,"change":2.26,"open":17.45,"high":20.7,"low":13.1,"tick":"up","last_trade_price":15.71,"last_trade_time":"2026-02-18T15:58:58","percent_change":16.803,"prev_day_close":14.0},{"option":"SPXW260302P07020000","bid":169.7,"bid_size":2.0,"ask":174.2,"ask_size":7.0,"iv":0.1273,"open_interest":12.0,"volume":0.0,"delta":-0.8434,"gamma":0.0016,"vega":3.0034,"theta":-1.5384,"rho":-1.7946,"theo":171.9405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":114.86,"last_trade_time":"2026-02-11T15:51:49","percent_change":0.0,"prev_day_close":153.099998474121},{"option":"SPXW260302C07025000","bid":11.0,"bid_size":35.0,"ask":11.5,"ask_size":53.0,"iv":0.1257,"open_interest":1769.0,"volume":143.0,"delta":0.1462,"gamma":0.0015,"vega":2.8805,"theta":-1.507,"rho":0.2961,"theo":11.1659,"change":1.46,"open":14.15,"high":19.36,"low":12.6,"tick":"up","last_trade_price":13.81,"last_trade_time":"2026-02-18T16:01:20","percent_change":11.8219,"prev_day_close":12.75},{"option":"SPXW260302P07025000","bid":173.6,"bid_size":2.0,"ask":178.1,"ask_size":7.0,"iv":0.1258,"open_interest":11.0,"volume":0.0,"delta":-0.8537,"gamma":0.0015,"vega":2.8805,"theta":-1.4442,"rho":-1.8172,"theo":175.792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":204.97,"last_trade_time":"2026-02-13T15:53:27","percent_change":0.0,"prev_day_close":156.75},{"option":"SPXW260302C07030000","bid":10.0,"bid_size":29.0,"ask":10.5,"ask_size":53.0,"iv":0.1243,"open_interest":271.0,"volume":243.0,"delta":0.1362,"gamma":0.0014,"vega":2.754,"theta":-1.4159,"rho":0.2754,"theo":10.1004,"change":2.77,"open":12.05,"high":18.55,"low":10.4,"tick":"up","last_trade_price":12.67,"last_trade_time":"2026-02-18T15:49:35","percent_change":23.9827,"prev_day_close":11.5499997138977},{"option":"SPXW260302P07030000","bid":177.5,"bid_size":2.0,"ask":182.0,"ask_size":7.0,"iv":0.1245,"open_interest":13.0,"volume":0.0,"delta":-0.8638,"gamma":0.0014,"vega":2.754,"theta":-1.3511,"rho":-1.8394,"theo":179.72,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.89,"last_trade_time":"2026-02-17T15:44:20","percent_change":0.0,"prev_day_close":160.150001525879},{"option":"SPXW260302C07035000","bid":9.0,"bid_size":48.0,"ask":9.5,"ask_size":37.0,"iv":0.1231,"open_interest":92.0,"volume":45.0,"delta":0.1265,"gamma":0.0014,"vega":2.6259,"theta":-1.3265,"rho":0.2558,"theo":9.1114,"change":1.0,"open":16.0,"high":16.46,"low":9.4,"tick":"up","last_trade_price":11.3,"last_trade_time":"2026-02-18T16:02:05","percent_change":9.70874,"prev_day_close":10.4000000953674},{"option":"SPXW260302P07035000","bid":181.4,"bid_size":7.0,"ask":186.1,"ask_size":7.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.8735,"gamma":0.0014,"vega":2.6259,"theta":-1.2598,"rho":-1.8606,"theo":183.7247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.19,"last_trade_time":"2026-02-12T15:00:13","percent_change":0.0,"prev_day_close":164.599998474121},{"option":"SPXW260302C07040000","bid":8.1,"bid_size":50.0,"ask":8.6,"ask_size":41.0,"iv":0.1218,"open_interest":587.0,"volume":16.0,"delta":0.1171,"gamma":0.0013,"vega":2.4988,"theta":-1.2394,"rho":0.2371,"theo":8.1978,"change":1.98,"open":12.22,"high":14.39,"low":10.96,"tick":"up","last_trade_price":11.33,"last_trade_time":"2026-02-18T13:59:57","percent_change":21.1765,"prev_day_close":9.40000009536743},{"option":"SPXW260302P07040000","bid":185.7,"bid_size":2.0,"ask":190.2,"ask_size":7.0,"iv":0.122,"open_interest":10.0,"volume":0.0,"delta":-0.8828,"gamma":0.0013,"vega":2.4988,"theta":-1.1708,"rho":-1.8808,"theo":187.8047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.69,"last_trade_time":"2026-02-12T15:00:13","percent_change":0.0,"prev_day_close":168.599998474121},{"option":"SPXW260302C07050000","bid":6.5,"bid_size":61.0,"ask":7.0,"ask_size":84.0,"iv":0.1194,"open_interest":1579.0,"volume":114.0,"delta":0.0997,"gamma":0.0012,"vega":2.2466,"theta":-1.0742,"rho":0.2014,"theo":6.5943,"change":2.4,"open":8.6,"high":12.56,"low":6.95,"tick":"up","last_trade_price":7.75,"last_trade_time":"2026-02-18T15:46:19","percent_change":32.0,"prev_day_close":7.5},{"option":"SPXW260302P07050000","bid":195.9,"bid_size":1.0,"ask":197.0,"ask_size":3.0,"iv":0.1201,"open_interest":309.0,"volume":0.0,"delta":-0.9002,"gamma":0.0012,"vega":2.2466,"theta":-1.0018,"rho":-1.9195,"theo":196.1885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.19,"last_trade_time":"2026-02-13T13:01:47","percent_change":0.0,"prev_day_close":176.199996948242},{"option":"SPXW260302C07060000","bid":5.2,"bid_size":56.0,"ask":5.6,"ask_size":46.0,"iv":0.117,"open_interest":108.0,"volume":37.0,"delta":0.0842,"gamma":0.0011,"vega":2.0016,"theta":-0.9237,"rho":0.1702,"theo":5.2743,"change":-0.62,"open":6.8,"high":10.05,"low":5.43,"tick":"up","last_trade_price":5.63,"last_trade_time":"2026-02-18T15:32:31","percent_change":-9.92,"prev_day_close":5.95000004768372},{"option":"SPXW260302P07060000","bid":201.7,"bid_size":4.0,"ask":208.0,"ask_size":4.0,"iv":0.1163,"open_interest":8.0,"volume":0.0,"delta":-0.9157,"gamma":0.0011,"vega":2.0016,"theta":-0.8476,"rho":-1.9537,"theo":204.8558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.6,"last_trade_time":"2026-02-12T11:09:00","percent_change":0.0,"prev_day_close":184.800003051758},{"option":"SPXW260302C07070000","bid":4.1,"bid_size":54.0,"ask":4.5,"ask_size":96.0,"iv":0.115,"open_interest":101.0,"volume":29.0,"delta":0.0707,"gamma":0.001,"vega":1.7726,"theta":-0.7904,"rho":0.1426,"theo":4.2105,"change":-0.32,"open":8.75,"high":8.75,"low":4.73,"tick":"no_change","last_trade_price":4.73,"last_trade_time":"2026-02-18T16:00:34","percent_change":-6.33663,"prev_day_close":4.65000009536743},{"option":"SPXW260302P07070000","bid":210.5,"bid_size":4.0,"ask":216.9,"ask_size":4.0,"iv":0.1139,"open_interest":4.0,"volume":0.0,"delta":-0.9292,"gamma":0.001,"vega":1.7726,"theta":-0.7104,"rho":-1.9843,"theo":213.7793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":124.4,"last_trade_time":"2026-02-09T12:06:04","percent_change":0.0,"prev_day_close":193.800003051758},{"option":"SPXW260302C07075000","bid":3.6,"bid_size":79.0,"ask":4.0,"ask_size":107.0,"iv":0.1139,"open_interest":985.0,"volume":56.0,"delta":0.0648,"gamma":0.0009,"vega":1.6643,"theta":-0.7305,"rho":0.1305,"theo":3.7644,"change":-0.31,"open":5.2,"high":7.33,"low":3.83,"tick":"no_change","last_trade_price":4.19,"last_trade_time":"2026-02-18T16:00:34","percent_change":-6.88889,"prev_day_close":4.04999995231628},{"option":"SPXW260302P07075000","bid":215.0,"bid_size":4.0,"ask":221.4,"ask_size":4.0,"iv":0.1128,"open_interest":28.0,"volume":0.0,"delta":-0.9352,"gamma":0.0009,"vega":1.6643,"theta":-0.6486,"rho":-1.9978,"theo":218.327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":128.04,"last_trade_time":"2026-02-10T11:47:23","percent_change":0.0,"prev_day_close":197.449996948242},{"option":"SPXW260302C07080000","bid":3.2,"bid_size":37.0,"ask":3.5,"ask_size":67.0,"iv":0.1128,"open_interest":151.0,"volume":18.0,"delta":0.0593,"gamma":0.0009,"vega":1.562,"theta":-0.6751,"rho":0.1195,"theo":3.369,"change":0.94,"open":4.4,"high":6.59,"low":3.9,"tick":"up","last_trade_price":3.92,"last_trade_time":"2026-02-18T15:59:13","percent_change":26.4789,"prev_day_close":3.55000007152557},{"option":"SPXW260302P07080000","bid":219.5,"bid_size":4.0,"ask":226.0,"ask_size":4.0,"iv":0.1117,"open_interest":1.0,"volume":0.0,"delta":-0.9407,"gamma":0.0009,"vega":1.562,"theta":-0.5913,"rho":-2.0104,"theo":222.9251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.52,"last_trade_time":"2026-02-09T15:43:07","percent_change":0.0,"prev_day_close":202.400001525879},{"option":"SPXW260302C07090000","bid":2.45,"bid_size":57.0,"ask":2.75,"ask_size":89.0,"iv":0.1109,"open_interest":73.0,"volume":16.0,"delta":0.0497,"gamma":0.0008,"vega":1.3749,"theta":-0.5774,"rho":0.0999,"theo":2.7122,"change":1.19,"open":3.6,"high":5.15,"low":3.49,"tick":"no_change","last_trade_price":4.34,"last_trade_time":"2026-02-18T12:35:19","percent_change":37.7778,"prev_day_close":2.69999992847443},{"option":"SPXW260302P07090000","bid":228.8,"bid_size":4.0,"ask":235.3,"ask_size":4.0,"iv":0.1101,"open_interest":1.0,"volume":0.0,"delta":-0.9503,"gamma":0.0008,"vega":1.3749,"theta":-0.4898,"rho":-2.033,"theo":232.2557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.88,"last_trade_time":"2026-02-09T15:43:07","percent_change":0.0,"prev_day_close":211.299995422363},{"option":"SPXW260302C07100000","bid":1.9,"bid_size":66.0,"ask":2.15,"ask_size":100.0,"iv":0.1094,"open_interest":592.0,"volume":238.0,"delta":0.0418,"gamma":0.0007,"vega":1.2098,"theta":-0.4959,"rho":0.0841,"theo":2.2034,"change":-0.25,"open":2.8,"high":4.5,"low":2.0,"tick":"up","last_trade_price":2.25,"last_trade_time":"2026-02-18T15:59:02","percent_change":-10.0,"prev_day_close":2.05000007152557},{"option":"SPXW260302P07100000","bid":238.2,"bid_size":4.0,"ask":244.8,"ask_size":4.0,"iv":0.1089,"open_interest":61.0,"volume":0.0,"delta":-0.9581,"gamma":0.0007,"vega":1.2098,"theta":-0.4045,"rho":-2.0518,"theo":241.7342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":143.39,"last_trade_time":"2026-02-10T12:41:01","percent_change":0.0,"prev_day_close":221.049995422363},{"option":"SPXW260302C07110000","bid":1.45,"bid_size":56.0,"ask":1.7,"ask_size":141.0,"iv":0.1082,"open_interest":166.0,"volume":64.0,"delta":0.0354,"gamma":0.0006,"vega":1.0672,"theta":-0.4284,"rho":0.071,"theo":1.8087,"change":-0.38,"open":2.65,"high":3.3,"low":1.57,"tick":"down","last_trade_price":1.57,"last_trade_time":"2026-02-18T15:43:55","percent_change":-19.4872,"prev_day_close":1.52500003576279},{"option":"SPXW260302P07110000","bid":247.7,"bid_size":3.0,"ask":254.3,"ask_size":3.0,"iv":0.107,"open_interest":0.0,"volume":0.0,"delta":-0.9646,"gamma":0.0006,"vega":1.0672,"theta":-0.3331,"rho":-2.068,"theo":251.3268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.649993896484},{"option":"SPXW260302C07120000","bid":1.1,"bid_size":83.0,"ask":1.3,"ask_size":61.0,"iv":0.1068,"open_interest":312.0,"volume":119.0,"delta":0.0301,"gamma":0.0005,"vega":0.9435,"theta":-0.3722,"rho":0.0603,"theo":1.5005,"change":0.6,"open":1.7,"high":2.5,"low":1.15,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-18T15:20:55","percent_change":52.1739,"prev_day_close":1.14999997615814},{"option":"SPXW260302P07120000","bid":257.2,"bid_size":3.0,"ask":263.9,"ask_size":3.0,"iv":0.1045,"open_interest":0.0,"volume":0.0,"delta":-0.9699,"gamma":0.0005,"vega":0.9435,"theta":-0.2732,"rho":-2.0816,"theo":261.0059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":239.699996948242},{"option":"SPXW260302C07125000","bid":1.0,"bid_size":63.0,"ask":1.15,"ask_size":65.0,"iv":0.1066,"open_interest":580.0,"volume":454.0,"delta":0.0278,"gamma":0.0005,"vega":0.888,"theta":-0.3476,"rho":0.0558,"theo":1.3714,"change":-0.275,"open":1.55,"high":2.35,"low":0.97,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:58:12","percent_change":-20.0,"prev_day_close":1.0},{"option":"SPXW260302P07125000","bid":262.1,"bid_size":3.0,"ask":268.8,"ask_size":3.0,"iv":0.1046,"open_interest":4.0,"volume":0.0,"delta":-0.9721,"gamma":0.0005,"vega":0.888,"theta":-0.2467,"rho":-2.0876,"theo":265.8704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":201.51,"last_trade_time":"2026-02-03T11:40:38","percent_change":0.0,"prev_day_close":245.100006103516},{"option":"SPXW260302C07130000","bid":0.85,"bid_size":65.0,"ask":1.05,"ask_size":163.0,"iv":0.1063,"open_interest":374.0,"volume":74.0,"delta":0.0257,"gamma":0.0004,"vega":0.8363,"theta":-0.3251,"rho":0.0516,"theo":1.2559,"change":-0.355,"open":1.85,"high":2.12,"low":0.87,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-18T15:43:55","percent_change":-28.9796,"prev_day_close":0.875},{"option":"SPXW260302P07130000","bid":267.0,"bid_size":2.0,"ask":273.7,"ask_size":2.0,"iv":0.1046,"open_interest":0.0,"volume":0.0,"delta":-0.9742,"gamma":0.0004,"vega":0.8363,"theta":-0.2222,"rho":-2.0934,"theo":270.7486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":249.549995422363},{"option":"SPXW260302C07140000","bid":0.65,"bid_size":67.0,"ask":0.85,"ask_size":169.0,"iv":0.1058,"open_interest":58.0,"volume":8.0,"delta":0.0221,"gamma":0.0004,"vega":0.7428,"theta":-0.2851,"rho":0.0442,"theo":1.0588,"change":-0.1,"open":1.2,"high":1.65,"low":0.85,"tick":"down","last_trade_price":0.85,"last_trade_time":"2026-02-18T14:49:47","percent_change":-10.5263,"prev_day_close":0.675000011920929},{"option":"SPXW260302P07140000","bid":276.8,"bid_size":2.0,"ask":283.5,"ask_size":2.0,"iv":0.1042,"open_interest":0.0,"volume":0.0,"delta":-0.9779,"gamma":0.0004,"vega":0.7428,"theta":-0.1784,"rho":-2.1038,"theo":280.5388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.600006103516},{"option":"SPXW260302C07150000","bid":0.5,"bid_size":94.0,"ask":0.65,"ask_size":23.0,"iv":0.1051,"open_interest":619.0,"volume":83.0,"delta":0.019,"gamma":0.0003,"vega":0.6603,"theta":-0.2507,"rho":0.038,"theo":0.8971,"change":0.275,"open":0.87,"high":1.15,"low":0.52,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-18T15:29:55","percent_change":52.381,"prev_day_close":0.525000005960464},{"option":"SPXW260302P07150000","bid":286.0,"bid_size":5.0,"ask":293.7,"ask_size":5.0,"iv":0.1064,"open_interest":44.0,"volume":0.0,"delta":-0.9809,"gamma":0.0003,"vega":0.6603,"theta":-0.1402,"rho":-2.1129,"theo":290.3643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":328.0,"last_trade_time":"2026-02-05T15:16:39","percent_change":0.0,"prev_day_close":269.350006103516},{"option":"SPXW260302C07175000","bid":0.3,"bid_size":67.0,"ask":0.45,"ask_size":43.0,"iv":0.1068,"open_interest":218.0,"volume":16.0,"delta":0.0132,"gamma":0.0002,"vega":0.492,"theta":-0.1822,"rho":0.0262,"theo":0.5989,"change":0.135,"open":0.74,"high":0.74,"low":0.61,"tick":"down","last_trade_price":0.61,"last_trade_time":"2026-02-18T12:40:03","percent_change":28.4211,"prev_day_close":0.325000002980232},{"option":"SPXW260302P07175000","bid":310.8,"bid_size":1.0,"ask":318.4,"ask_size":1.0,"iv":0.1081,"open_interest":2.0,"volume":0.0,"delta":-0.9868,"gamma":0.0002,"vega":0.492,"theta":-0.0621,"rho":-2.1323,"theo":315.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.53,"last_trade_time":"2026-02-05T11:50:12","percent_change":0.0,"prev_day_close":295.650009155273},{"option":"SPXW260302C07200000","bid":0.15,"bid_size":67.0,"ask":0.3,"ask_size":50.0,"iv":0.1075,"open_interest":396.0,"volume":23.0,"delta":0.0091,"gamma":0.0002,"vega":0.3647,"theta":-0.1318,"rho":0.018,"theo":0.4015,"change":-0.075,"open":0.37,"high":0.45,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:59:02","percent_change":-27.2727,"prev_day_close":0.225000008940697},{"option":"SPXW260302P07200000","bid":335.6,"bid_size":1.0,"ask":343.3,"ask_size":1.0,"iv":0.1129,"open_interest":1.0,"volume":0.0,"delta":-0.9908,"gamma":0.0002,"vega":0.3647,"theta":-0.0023,"rho":-2.1479,"theo":339.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":249.75,"last_trade_time":"2026-02-03T11:04:44","percent_change":0.0,"prev_day_close":319.199996948242},{"option":"SPXW260302C07225000","bid":0.05,"bid_size":226.0,"ask":0.25,"ask_size":51.0,"iv":0.1095,"open_interest":97.0,"volume":0.0,"delta":0.0063,"gamma":0.0001,"vega":0.2691,"theta":-0.095,"rho":0.0124,"theo":0.2699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-17T15:43:07","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260302P07225000","bid":360.5,"bid_size":1.0,"ask":368.2,"ask_size":1.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9937,"gamma":0.0001,"vega":0.2691,"theta":0.0,"rho":-2.161,"theo":364.6419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.900009155273},{"option":"SPXW260302C07250000","bid":0.05,"bid_size":197.0,"ask":0.2,"ask_size":52.0,"iv":0.114,"open_interest":105.0,"volume":44.0,"delta":0.0044,"gamma":0.0001,"vega":0.1984,"theta":-0.0686,"rho":0.0086,"theo":0.1828,"change":0.015,"open":0.2,"high":0.2,"low":0.19,"tick":"down","last_trade_price":0.19,"last_trade_time":"2026-02-18T11:27:47","percent_change":8.57143,"prev_day_close":0.150000002235174},{"option":"SPXW260302P07250000","bid":385.5,"bid_size":1.0,"ask":393.3,"ask_size":1.0,"iv":0.1201,"open_interest":0.0,"volume":0.0,"delta":-0.9956,"gamma":0.0001,"vega":0.1984,"theta":0.0,"rho":-2.1724,"theo":389.5231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.850006103516},{"option":"SPXW260302C07275000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":75.0,"iv":0.1202,"open_interest":706.0,"volume":43.0,"delta":0.0031,"gamma":0.0001,"vega":0.1476,"theta":-0.05,"rho":0.006,"theo":0.1261,"change":0.045,"open":0.17,"high":0.17,"low":0.17,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-18T11:27:47","percent_change":36.0,"prev_day_close":0.125000001862645},{"option":"SPXW260302P07275000","bid":410.4,"bid_size":1.0,"ask":418.1,"ask_size":1.0,"iv":0.1287,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0001,"vega":0.1471,"theta":0.0,"rho":-2.1825,"theo":414.4343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.800003051758},{"option":"SPXW260302C07300000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":36.0,"iv":0.1237,"open_interest":254.0,"volume":17.0,"delta":0.0022,"gamma":0.0,"vega":0.1109,"theta":-0.037,"rho":0.0043,"theo":0.0887,"change":-0.015,"open":0.2,"high":0.2,"low":0.11,"tick":"down","last_trade_price":0.11,"last_trade_time":"2026-02-18T15:59:57","percent_change":-12.0,"prev_day_close":0.125000001862645},{"option":"SPXW260302P07300000","bid":435.4,"bid_size":1.0,"ask":443.1,"ask_size":1.0,"iv":0.1372,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.1105,"theta":0.0,"rho":-2.1918,"theo":439.3654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.399993896484},{"option":"SPXW260302C07325000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":34.0,"iv":0.1299,"open_interest":33.0,"volume":14.0,"delta":0.0016,"gamma":0.0,"vega":0.0847,"theta":-0.028,"rho":0.0031,"theo":0.0645,"change":0.3,"open":0.4,"high":0.4,"low":0.4,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T10:04:17","percent_change":300.0,"prev_day_close":0.100000003352761},{"option":"SPXW260302P07325000","bid":460.4,"bid_size":1.0,"ask":468.0,"ask_size":1.0,"iv":0.1396,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0843,"theta":0.0,"rho":-2.2005,"theo":464.3093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.550003051758},{"option":"SPXW260302C07350000","bid":0.05,"bid_size":100.0,"ask":0.15,"ask_size":48.0,"iv":0.1359,"open_interest":67.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0661,"theta":-0.0218,"rho":0.0024,"theo":0.0483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.13,"last_trade_time":"2026-02-17T10:34:18","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260302P07350000","bid":485.3,"bid_size":1.0,"ask":493.0,"ask_size":1.0,"iv":0.1482,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0658,"theta":0.0,"rho":-2.2088,"theo":489.2614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":470.449996948242},{"option":"SPXW260302C07375000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":51.0,"iv":0.1385,"open_interest":26.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0528,"theta":-0.0175,"rho":0.0018,"theo":0.0376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.13,"last_trade_time":"2026-02-17T10:34:18","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07375000","bid":510.3,"bid_size":1.0,"ask":518.1,"ask_size":1.0,"iv":0.1495,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0524,"theta":0.0,"rho":-2.2168,"theo":514.2188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.0},{"option":"SPXW260302C07400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":52.0,"iv":0.1446,"open_interest":62.0,"volume":4.0,"delta":0.0007,"gamma":0.0,"vega":0.0428,"theta":-0.0143,"rho":0.0014,"theo":0.0299,"change":0.005,"open":0.08,"high":0.1,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T15:59:57","percent_change":6.66666,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07400000","bid":535.2,"bid_size":1.0,"ask":542.9,"ask_size":1.0,"iv":0.1585,"open_interest":2.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0426,"theta":0.0,"rho":-2.2247,"theo":539.1795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":480.89,"last_trade_time":"2026-01-22T10:17:37","percent_change":0.0,"prev_day_close":519.899993896484},{"option":"SPXW260302C07425000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":53.0,"iv":0.1504,"open_interest":29.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0354,"theta":-0.012,"rho":0.0012,"theo":0.0244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.09,"last_trade_time":"2026-02-17T10:26:44","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07425000","bid":560.2,"bid_size":1.0,"ask":567.9,"ask_size":1.0,"iv":0.1672,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0352,"theta":0.0,"rho":-2.2325,"theo":564.1423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":543.949981689453},{"option":"SPXW260302C07450000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":55.0,"iv":0.156,"open_interest":7.0,"volume":2.0,"delta":0.0005,"gamma":0.0,"vega":0.0299,"theta":-0.0102,"rho":0.001,"theo":0.0205,"change":0.005,"open":0.08,"high":0.08,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T11:30:13","percent_change":6.66666,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07450000","bid":585.2,"bid_size":1.0,"ask":592.8,"ask_size":1.0,"iv":0.1678,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0295,"theta":0.0,"rho":-2.2402,"theo":589.1065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.300018310547},{"option":"SPXW260302C07500000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":124.0,"iv":0.1676,"open_interest":35.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0218,"theta":-0.0077,"rho":0.0007,"theo":0.0149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-11T10:35:45","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07500000","bid":635.1,"bid_size":1.0,"ask":642.9,"ask_size":1.0,"iv":0.1758,"open_interest":5.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0214,"theta":0.0,"rho":-2.2556,"theo":639.0374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":505.89,"last_trade_time":"2026-02-02T10:20:12","percent_change":0.0,"prev_day_close":620.0},{"option":"SPXW260302C07600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":159.0,"iv":0.1902,"open_interest":30.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0126,"theta":-0.0048,"rho":0.0004,"theo":0.0087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T13:57:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260302P07600000","bid":734.9,"bid_size":1.0,"ask":742.6,"ask_size":1.0,"iv":0.2028,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0123,"theta":0.0,"rho":-2.2859,"theo":738.9042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.850006103516},{"option":"SPXW260302C07800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":40.0,"iv":0.2269,"open_interest":11.0,"volume":6.0,"delta":0.0001,"gamma":0.0,"vega":0.0051,"theta":-0.0022,"rho":0.0001,"theo":0.0037,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:05:31","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P07800000","bid":934.7,"bid_size":1.0,"ask":942.3,"ask_size":1.0,"iv":0.2414,"open_interest":1.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0051,"theta":0.0,"rho":-2.3463,"theo":938.6455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":818.65,"last_trade_time":"2026-01-16T14:51:37","percent_change":0.0,"prev_day_close":918.649993896484},{"option":"SPXW260302C08000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":63.0,"iv":0.2676,"open_interest":10.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0027,"theta":-0.0013,"rho":0.0001,"theo":0.0021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-09T11:12:04","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P08000000","bid":1134.4,"bid_size":1.0,"ask":1142.1,"ask_size":1.0,"iv":0.2942,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0027,"theta":0.0,"rho":-2.4065,"theo":1138.3899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1119.5},{"option":"SPXW260302C08200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.307,"open_interest":32.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0016,"theta":-0.0009,"rho":0.0,"theo":0.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-01-30T15:59:40","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P08200000","bid":1334.2,"bid_size":1.0,"ask":1341.8,"ask_size":1.0,"iv":0.3276,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":-2.4667,"theo":1338.1352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1317.45001220703},{"option":"SPXW260302C08400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":81.0,"iv":0.345,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0006,"rho":0.0,"theo":0.001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P08400000","bid":1533.9,"bid_size":1.0,"ask":1541.6,"ask_size":1.0,"iv":0.3794,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":-2.5269,"theo":1537.8808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1517.45001220703},{"option":"SPXW260302C08600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":88.0,"iv":0.3818,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0005,"rho":0.0,"theo":0.0007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P08600000","bid":1733.7,"bid_size":1.0,"ask":1741.3,"ask_size":1.0,"iv":0.4087,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":-2.587,"theo":1737.6265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1717.5},{"option":"SPXW260302C08800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":93.0,"iv":0.4175,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0004,"rho":0.0,"theo":0.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-01-29T10:01:41","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P08800000","bid":1933.4,"bid_size":1.0,"ask":1941.1,"ask_size":1.0,"iv":0.4595,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-2.6472,"theo":1937.3724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1917.35003662109},{"option":"SPXW260302C09000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":98.0,"iv":0.4521,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0003,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-16T14:33:42","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260302P09000000","bid":2133.2,"bid_size":1.0,"ask":2140.8,"ask_size":1.0,"iv":0.4855,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-2.7074,"theo":2137.1182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2019.06,"last_trade_time":"2026-01-16T14:33:42","percent_change":0.0,"prev_day_close":2117.15002441406},{"option":"SPXW260303C02800000","bid":4051.6,"bid_size":1.0,"ask":4059.3,"ask_size":1.0,"iv":1.4224,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0059,"theta":0.0,"rho":0.9188,"theo":4055.1167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.95007324219},{"option":"SPXW260303P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":412.0,"iv":1.3757,"open_interest":5.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0059,"theta":-0.0248,"rho":-0.0003,"theo":0.0495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-05T16:06:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303C03000000","bid":3851.9,"bid_size":1.0,"ask":3859.6,"ask_size":1.0,"iv":1.3393,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0075,"theta":0.0,"rho":0.9844,"theo":3855.4051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.40002441406},{"option":"SPXW260303P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":290.0,"iv":1.2734,"open_interest":20.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0075,"theta":-0.0299,"rho":-0.0004,"theo":0.0608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-03T12:21:03","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303C03200000","bid":3652.2,"bid_size":1.0,"ask":3659.8,"ask_size":1.0,"iv":1.2564,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0096,"theta":0.0,"rho":1.0499,"theo":3655.6957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.44995117188},{"option":"SPXW260303P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":127.0,"iv":1.1781,"open_interest":3.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0096,"theta":-0.0358,"rho":-0.0004,"theo":0.0744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-06T15:31:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303C03400000","bid":3452.4,"bid_size":1.0,"ask":3460.1,"ask_size":1.0,"iv":1.0904,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0122,"theta":0.0,"rho":1.1154,"theo":3455.9893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3474.90002441406},{"option":"SPXW260303P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":126.0,"iv":1.0879,"open_interest":1.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0121,"theta":-0.0426,"rho":-0.0006,"theo":0.0906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-13T10:25:27","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303C03600000","bid":3252.7,"bid_size":1.0,"ask":3260.4,"ask_size":1.0,"iv":1.0303,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0154,"theta":0.0,"rho":1.1808,"theo":3256.2863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3275.69995117188},{"option":"SPXW260303P03600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":1.003,"open_interest":21.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0153,"theta":-0.0508,"rho":-0.0007,"theo":0.1104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T10:10:02","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303C03800000","bid":3053.0,"bid_size":1.0,"ask":3060.7,"ask_size":1.0,"iv":0.9658,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0195,"theta":0.0,"rho":1.2462,"theo":3056.5876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.40002441406},{"option":"SPXW260303P03800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":56.0,"iv":0.9224,"open_interest":85.0,"volume":1.0,"delta":-0.0004,"gamma":0.0,"vega":0.0195,"theta":-0.0608,"rho":-0.001,"theo":0.1353,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T14:39:17","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260303C04000000","bid":2853.3,"bid_size":1.0,"ask":2860.9,"ask_size":1.0,"iv":0.8997,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0247,"theta":0.0,"rho":1.3116,"theo":2856.8944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2876.80004882812},{"option":"SPXW260303P04000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":144.0,"iv":0.8697,"open_interest":236.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0246,"theta":-0.0719,"rho":-0.0012,"theo":0.1641,"change":-0.025,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.17,"last_trade_time":"2026-02-17T11:38:03","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260303C04200000","bid":2653.6,"bid_size":1.0,"ask":2661.2,"ask_size":1.0,"iv":0.8334,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0314,"theta":0.0,"rho":1.3768,"theo":2657.208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2676.84997558594},{"option":"SPXW260303P04200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":54.0,"iv":0.7948,"open_interest":1536.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0314,"theta":-0.0859,"rho":-0.0016,"theo":0.2016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-17T11:57:52","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303C04400000","bid":2453.9,"bid_size":1.0,"ask":2461.5,"ask_size":1.0,"iv":0.7676,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0402,"theta":0.0,"rho":1.442,"theo":2457.5306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.30004882812},{"option":"SPXW260303P04400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":124.0,"iv":0.7386,"open_interest":210.0,"volume":46.0,"delta":-0.0009,"gamma":0.0,"vega":0.0401,"theta":-0.1023,"rho":-0.0021,"theo":0.2473,"change":-0.095,"open":0.18,"high":0.18,"low":0.13,"tick":"no_change","last_trade_price":0.13,"last_trade_time":"2026-02-18T15:35:51","percent_change":-42.2222,"prev_day_close":0.125000001862645},{"option":"SPXW260303C04600000","bid":2254.2,"bid_size":1.0,"ask":2261.9,"ask_size":1.0,"iv":0.7025,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0515,"theta":0.0,"rho":1.507,"theo":2257.8648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2277.5},{"option":"SPXW260303P04600000","bid":0.05,"bid_size":256.0,"ask":0.25,"ask_size":121.0,"iv":0.6897,"open_interest":186.0,"volume":13.0,"delta":-0.0012,"gamma":0.0,"vega":0.0514,"theta":-0.122,"rho":-0.0027,"theo":0.3044,"change":-0.125,"open":0.25,"high":0.25,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T10:59:15","percent_change":-38.4615,"prev_day_close":0.175000000745058},{"option":"SPXW260303C04800000","bid":2054.4,"bid_size":1.0,"ask":2062.2,"ask_size":1.0,"iv":0.6596,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0668,"theta":0.0,"rho":1.5717,"theo":2058.2148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2077.09997558594},{"option":"SPXW260303P04800000","bid":0.15,"bid_size":227.0,"ask":0.35,"ask_size":227.0,"iv":0.647,"open_interest":320.0,"volume":1.0,"delta":-0.0016,"gamma":0.0,"vega":0.0668,"theta":-0.1462,"rho":-0.0036,"theo":0.3775,"change":-0.2,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T12:10:39","percent_change":-44.4444,"prev_day_close":0.274999998509884},{"option":"SPXW260303C05000000","bid":1854.8,"bid_size":1.0,"ask":1862.6,"ask_size":1.0,"iv":0.6075,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.0875,"theta":0.0,"rho":1.6361,"theo":1858.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1877.65002441406},{"option":"SPXW260303P05000000","bid":0.3,"bid_size":176.0,"ask":0.5,"ask_size":204.0,"iv":0.6029,"open_interest":57.0,"volume":2.0,"delta":-0.0022,"gamma":0.0,"vega":0.0873,"theta":-0.1762,"rho":-0.0048,"theo":0.4729,"change":-0.225,"open":0.45,"high":0.45,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:37:46","percent_change":-36.0,"prev_day_close":0.375},{"option":"SPXW260303C05200000","bid":1655.4,"bid_size":1.0,"ask":1663.1,"ask_size":1.0,"iv":0.5509,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.1169,"theta":0.0,"rho":1.6999,"theo":1658.996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1678.0},{"option":"SPXW260303P05200000","bid":0.5,"bid_size":163.0,"ask":0.65,"ask_size":134.0,"iv":0.5526,"open_interest":299.0,"volume":21.0,"delta":-0.003,"gamma":0.0,"vega":0.1167,"theta":-0.215,"rho":-0.0066,"theo":0.6033,"change":-0.125,"open":0.53,"high":0.7,"low":0.5,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T15:15:34","percent_change":-15.1515,"prev_day_close":0.525000005960464},{"option":"SPXW260303C05400000","bid":1456.0,"bid_size":1.0,"ask":1463.6,"ask_size":1.0,"iv":0.5054,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.1599,"theta":0.0,"rho":1.7628,"theo":1459.4626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1480.25},{"option":"SPXW260303P05400000","bid":0.75,"bid_size":157.0,"ask":0.95,"ask_size":179.0,"iv":0.5034,"open_interest":661.0,"volume":106.0,"delta":-0.0042,"gamma":0.0,"vega":0.1599,"theta":-0.2683,"rho":-0.0093,"theo":0.7943,"change":-0.325,"open":1.0,"high":1.0,"low":0.75,"tick":"no_change","last_trade_price":0.8,"last_trade_time":"2026-02-18T15:32:27","percent_change":-28.8889,"prev_day_close":0.724999994039536},{"option":"SPXW260303C05500000","bid":1356.3,"bid_size":1.0,"ask":1363.9,"ask_size":1.0,"iv":0.4791,"open_interest":1.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.1899,"theta":0.0,"rho":1.7937,"theo":1359.7309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1344.98,"last_trade_time":"2026-02-13T09:47:09","percent_change":0.0,"prev_day_close":1380.09997558594},{"option":"SPXW260303P05500000","bid":0.95,"bid_size":60.0,"ask":1.1,"ask_size":152.0,"iv":0.4782,"open_interest":356.0,"volume":163.0,"delta":-0.005,"gamma":0.0,"vega":0.1899,"theta":-0.3026,"rho":-0.0112,"theo":0.9241,"change":-0.205,"open":1.05,"high":1.07,"low":0.94,"tick":"up","last_trade_price":1.07,"last_trade_time":"2026-02-18T14:52:52","percent_change":-16.0784,"prev_day_close":0.875},{"option":"SPXW260303C05600000","bid":1256.6,"bid_size":1.0,"ask":1264.3,"ask_size":1.0,"iv":0.4513,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.2278,"theta":0.0,"rho":1.824,"theo":1260.0364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1279.60003662109},{"option":"SPXW260303P05600000","bid":1.1,"bid_size":174.0,"ask":1.3,"ask_size":171.0,"iv":0.4511,"open_interest":965.0,"volume":12.0,"delta":-0.0062,"gamma":0.0,"vega":0.2278,"theta":-0.3451,"rho":-0.0138,"theo":1.091,"change":-0.225,"open":1.0,"high":1.3,"low":1.0,"tick":"up","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:15:34","percent_change":-14.7541,"prev_day_close":1.02500000596046},{"option":"SPXW260303C05700000","bid":1157.0,"bid_size":1.0,"ask":1164.6,"ask_size":1.0,"iv":0.426,"open_interest":0.0,"volume":0.0,"delta":0.9923,"gamma":0.0,"vega":0.2771,"theta":0.0,"rho":1.8534,"theo":1160.396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1179.79998779297},{"option":"SPXW260303P05700000","bid":1.35,"bid_size":166.0,"ask":1.55,"ask_size":186.0,"iv":0.4254,"open_interest":8257.0,"volume":25.0,"delta":-0.0077,"gamma":0.0,"vega":0.2771,"theta":-0.3987,"rho":-0.0172,"theo":1.3121,"change":-0.35,"open":1.6,"high":1.6,"low":1.27,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T15:21:33","percent_change":-19.4444,"prev_day_close":1.17500001192093},{"option":"SPXW260303C05800000","bid":1057.8,"bid_size":3.0,"ask":1064.6,"ask_size":3.0,"iv":0.4056,"open_interest":1.0,"volume":0.0,"delta":0.9902,"gamma":0.0,"vega":0.3434,"theta":-0.0965,"rho":1.8814,"theo":1060.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1051.63,"last_trade_time":"2026-02-17T15:51:32","percent_change":0.0,"prev_day_close":1081.09997558594},{"option":"SPXW260303P05800000","bid":1.65,"bid_size":111.0,"ask":1.85,"ask_size":86.0,"iv":0.3992,"open_interest":324.0,"volume":10.0,"delta":-0.0098,"gamma":0.0,"vega":0.3434,"theta":-0.4682,"rho":-0.0219,"theo":1.615,"change":-0.745,"open":1.54,"high":1.54,"low":1.43,"tick":"no_change","last_trade_price":1.43,"last_trade_time":"2026-02-18T12:09:46","percent_change":-34.2529,"prev_day_close":1.42500001192093},{"option":"SPXW260303C05850000","bid":1008.1,"bid_size":3.0,"ask":1014.8,"ask_size":3.0,"iv":0.392,"open_interest":1.0,"volume":0.0,"delta":0.9888,"gamma":0.0001,"vega":0.3843,"theta":-0.1568,"rho":1.8948,"theo":1011.1014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1001.88,"last_trade_time":"2026-02-17T15:51:32","percent_change":0.0,"prev_day_close":1031.35003662109},{"option":"SPXW260303P05850000","bid":1.8,"bid_size":138.0,"ask":2.05,"ask_size":106.0,"iv":0.386,"open_interest":2.0,"volume":0.0,"delta":-0.0112,"gamma":0.0001,"vega":0.3843,"theta":-0.511,"rho":-0.025,"theo":1.8098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.65,"last_trade_time":"2026-02-11T11:53:18","percent_change":0.0,"prev_day_close":1.57499998807907},{"option":"SPXW260303C05875000","bid":982.8,"bid_size":2.0,"ask":990.0,"ask_size":3.0,"iv":0.3794,"open_interest":0.0,"volume":0.0,"delta":0.988,"gamma":0.0001,"vega":0.4075,"theta":-0.1893,"rho":1.9013,"theo":986.247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1006.54998779297},{"option":"SPXW260303P05875000","bid":1.95,"bid_size":106.0,"ask":2.15,"ask_size":105.0,"iv":0.3801,"open_interest":11.0,"volume":0.0,"delta":-0.0119,"gamma":0.0001,"vega":0.4075,"theta":-0.5348,"rho":-0.0267,"theo":1.9207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.43,"last_trade_time":"2026-02-17T12:57:22","percent_change":0.0,"prev_day_close":1.625},{"option":"SPXW260303C05900000","bid":958.4,"bid_size":3.0,"ask":965.6,"ask_size":2.0,"iv":0.3811,"open_interest":0.0,"volume":0.0,"delta":0.9872,"gamma":0.0001,"vega":0.4328,"theta":-0.2236,"rho":1.9076,"theo":961.4029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":981.799987792969},{"option":"SPXW260303P05900000","bid":2.05,"bid_size":106.0,"ask":2.25,"ask_size":85.0,"iv":0.3734,"open_interest":265.0,"volume":5.0,"delta":-0.0128,"gamma":0.0001,"vega":0.4328,"theta":-0.5603,"rho":-0.0286,"theo":2.042,"change":-0.975,"open":1.67,"high":1.7,"low":1.67,"tick":"up","last_trade_price":1.7,"last_trade_time":"2026-02-18T12:39:45","percent_change":-36.4486,"prev_day_close":1.72499996423721},{"option":"SPXW260303C05925000","bid":933.6,"bid_size":3.0,"ask":940.7,"ask_size":2.0,"iv":0.3742,"open_interest":0.0,"volume":0.0,"delta":0.9862,"gamma":0.0001,"vega":0.4604,"theta":-0.2598,"rho":1.9136,"theo":936.5706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.050018310547},{"option":"SPXW260303P05925000","bid":2.15,"bid_size":135.0,"ask":2.4,"ask_size":104.0,"iv":0.3671,"open_interest":80.0,"volume":0.0,"delta":-0.0137,"gamma":0.0001,"vega":0.4604,"theta":-0.5877,"rho":-0.0307,"theo":2.1751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.21,"last_trade_time":"2026-02-10T10:13:49","percent_change":0.0,"prev_day_close":1.82499998807907},{"option":"SPXW260303C05950000","bid":908.3,"bid_size":3.0,"ask":915.4,"ask_size":3.0,"iv":0.361,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0001,"vega":0.4902,"theta":-0.2981,"rho":1.9195,"theo":911.7516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.150024414062},{"option":"SPXW260303P05950000","bid":2.3,"bid_size":134.0,"ask":2.5,"ask_size":78.0,"iv":0.3606,"open_interest":14.0,"volume":4.0,"delta":-0.0148,"gamma":0.0001,"vega":0.4902,"theta":-0.6173,"rho":-0.0331,"theo":2.3214,"change":-1.1,"open":2.1,"high":2.1,"low":1.9,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T12:36:59","percent_change":-36.6667,"prev_day_close":1.92500001192093},{"option":"SPXW260303C05975000","bid":884.0,"bid_size":3.0,"ask":890.6,"ask_size":3.0,"iv":0.36,"open_interest":0.0,"volume":0.0,"delta":0.9841,"gamma":0.0001,"vega":0.5222,"theta":-0.3387,"rho":1.9251,"theo":886.9473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":907.350006103516},{"option":"SPXW260303P05975000","bid":2.45,"bid_size":101.0,"ask":2.65,"ask_size":81.0,"iv":0.3545,"open_interest":68.0,"volume":57.0,"delta":-0.0159,"gamma":0.0001,"vega":0.5222,"theta":-0.6491,"rho":-0.0357,"theo":2.4826,"change":-0.7,"open":1.9,"high":2.5,"low":1.9,"tick":"up","last_trade_price":2.5,"last_trade_time":"2026-02-18T15:22:26","percent_change":-21.875,"prev_day_close":2.07500004768372},{"option":"SPXW260303C06000000","bid":859.2,"bid_size":4.0,"ask":866.0,"ask_size":2.0,"iv":0.3553,"open_interest":0.0,"volume":0.0,"delta":0.9828,"gamma":0.0001,"vega":0.5567,"theta":-0.3818,"rho":1.9305,"theo":862.1596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":882.200012207031},{"option":"SPXW260303P06000000","bid":2.6,"bid_size":130.0,"ask":2.85,"ask_size":106.0,"iv":0.3485,"open_interest":242.0,"volume":63.0,"delta":-0.0171,"gamma":0.0001,"vega":0.5567,"theta":-0.6834,"rho":-0.0385,"theo":2.6602,"change":-1.15,"open":3.2,"high":3.2,"low":2.0,"tick":"up","last_trade_price":2.2,"last_trade_time":"2026-02-18T15:45:45","percent_change":-34.3284,"prev_day_close":2.17499995231628},{"option":"SPXW260303C06025000","bid":834.6,"bid_size":2.0,"ask":841.0,"ask_size":4.0,"iv":0.3486,"open_interest":0.0,"volume":0.0,"delta":0.9814,"gamma":0.0001,"vega":0.5944,"theta":-0.4275,"rho":1.9356,"theo":837.3901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.800018310547},{"option":"SPXW260303P06025000","bid":2.8,"bid_size":98.0,"ask":3.1,"ask_size":109.0,"iv":0.3432,"open_interest":12.0,"volume":0.0,"delta":-0.0185,"gamma":0.0001,"vega":0.5944,"theta":-0.7204,"rho":-0.0415,"theo":2.8561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.94,"last_trade_time":"2026-02-17T09:40:11","percent_change":0.0,"prev_day_close":2.32500004768372},{"option":"SPXW260303C06050000","bid":809.7,"bid_size":4.0,"ask":816.5,"ask_size":2.0,"iv":0.3432,"open_interest":0.0,"volume":0.0,"delta":0.9799,"gamma":0.0001,"vega":0.636,"theta":-0.4762,"rho":1.9404,"theo":812.6413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":833.599975585938},{"option":"SPXW260303P06050000","bid":3.0,"bid_size":97.0,"ask":3.3,"ask_size":99.0,"iv":0.3372,"open_interest":13.0,"volume":1.0,"delta":-0.02,"gamma":0.0001,"vega":0.636,"theta":-0.7603,"rho":-0.045,"theo":3.0726,"change":-1.45,"open":2.35,"high":2.35,"low":2.35,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-18T12:21:08","percent_change":-38.1579,"prev_day_close":2.5},{"option":"SPXW260303C06075000","bid":785.1,"bid_size":2.0,"ask":791.5,"ask_size":4.0,"iv":0.336,"open_interest":0.0,"volume":0.0,"delta":0.9782,"gamma":0.0001,"vega":0.6816,"theta":-0.5281,"rho":1.9448,"theo":787.9162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":808.149993896484},{"option":"SPXW260303P06075000","bid":3.2,"bid_size":125.0,"ask":3.5,"ask_size":98.0,"iv":0.3309,"open_interest":16.0,"volume":1.0,"delta":-0.0217,"gamma":0.0001,"vega":0.6816,"theta":-0.8034,"rho":-0.0488,"theo":3.3129,"change":-1.6,"open":2.5,"high":2.5,"low":2.5,"tick":"down","last_trade_price":2.5,"last_trade_time":"2026-02-18T16:00:09","percent_change":-39.0244,"prev_day_close":2.67499995231628},{"option":"SPXW260303C06100000","bid":760.3,"bid_size":4.0,"ask":767.0,"ask_size":2.0,"iv":0.3308,"open_interest":0.0,"volume":0.0,"delta":0.9763,"gamma":0.0001,"vega":0.7309,"theta":-0.5835,"rho":1.9486,"theo":763.2183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.0},{"option":"SPXW260303P06100000","bid":3.5,"bid_size":92.0,"ask":3.7,"ask_size":77.0,"iv":0.325,"open_interest":618.0,"volume":535.0,"delta":-0.0236,"gamma":0.0001,"vega":0.7309,"theta":-0.8501,"rho":-0.0531,"theo":3.5804,"change":-1.43,"open":2.68,"high":3.1,"low":2.68,"tick":"no_change","last_trade_price":2.92,"last_trade_time":"2026-02-18T16:12:45","percent_change":-32.8736,"prev_day_close":2.875},{"option":"SPXW260303C06125000","bid":735.0,"bid_size":4.0,"ask":742.1,"ask_size":4.0,"iv":0.3192,"open_interest":0.0,"volume":0.0,"delta":0.9742,"gamma":0.0001,"vega":0.7841,"theta":-0.6428,"rho":1.9521,"theo":738.5515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":758.700012207031},{"option":"SPXW260303P06125000","bid":3.7,"bid_size":137.0,"ask":4.0,"ask_size":95.0,"iv":0.3188,"open_interest":73.0,"volume":10.0,"delta":-0.0257,"gamma":0.0001,"vega":0.7841,"theta":-0.9007,"rho":-0.0579,"theo":3.879,"change":-1.48,"open":3.22,"high":3.22,"low":3.22,"tick":"down","last_trade_price":3.22,"last_trade_time":"2026-02-18T15:38:25","percent_change":-31.4894,"prev_day_close":3.10000002384186},{"option":"SPXW260303C06150000","bid":710.4,"bid_size":4.0,"ask":717.7,"ask_size":2.0,"iv":0.3154,"open_interest":0.0,"volume":0.0,"delta":0.9719,"gamma":0.0002,"vega":0.8422,"theta":-0.7064,"rho":1.9551,"theo":713.9198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.799987792969},{"option":"SPXW260303P06150000","bid":4.0,"bid_size":152.0,"ask":4.3,"ask_size":77.0,"iv":0.313,"open_interest":112.0,"volume":16.0,"delta":-0.0281,"gamma":0.0002,"vega":0.8422,"theta":-0.9555,"rho":-0.0631,"theo":4.2126,"change":-1.0,"open":3.11,"high":4.0,"low":3.1,"tick":"up","last_trade_price":4.0,"last_trade_time":"2026-02-18T15:20:05","percent_change":-20.0,"prev_day_close":3.39999997615814},{"option":"SPXW260303C06175000","bid":686.4,"bid_size":4.0,"ask":693.0,"ask_size":2.0,"iv":0.3127,"open_interest":0.0,"volume":0.0,"delta":0.9693,"gamma":0.0002,"vega":0.9065,"theta":-0.7746,"rho":1.9574,"theo":689.3281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":709.149993896484},{"option":"SPXW260303P06175000","bid":4.4,"bid_size":85.0,"ask":4.7,"ask_size":92.0,"iv":0.308,"open_interest":71.0,"volume":12.0,"delta":-0.0307,"gamma":0.0002,"vega":0.9065,"theta":-1.015,"rho":-0.069,"theo":4.5863,"change":-1.63,"open":3.02,"high":3.77,"low":3.02,"tick":"up","last_trade_price":3.77,"last_trade_time":"2026-02-18T15:38:25","percent_change":-30.1852,"prev_day_close":3.64999997615814},{"option":"SPXW260303C06200000","bid":661.3,"bid_size":4.0,"ask":668.5,"ask_size":2.0,"iv":0.3045,"open_interest":0.0,"volume":0.0,"delta":0.9664,"gamma":0.0002,"vega":0.9775,"theta":-0.848,"rho":1.9589,"theo":664.783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":684.399993896484},{"option":"SPXW260303P06200000","bid":4.8,"bid_size":81.0,"ask":5.1,"ask_size":89.0,"iv":0.3026,"open_interest":317.0,"volume":50.0,"delta":-0.0336,"gamma":0.0002,"vega":0.9775,"theta":-1.0795,"rho":-0.0757,"theo":5.0065,"change":-2.08,"open":5.5,"high":5.5,"low":3.27,"tick":"down","last_trade_price":3.77,"last_trade_time":"2026-02-18T15:47:38","percent_change":-35.5556,"prev_day_close":4.0},{"option":"SPXW260303C06225000","bid":636.9,"bid_size":4.0,"ask":643.7,"ask_size":4.0,"iv":0.2981,"open_interest":0.0,"volume":0.0,"delta":0.9631,"gamma":0.0002,"vega":1.0544,"theta":-0.9269,"rho":1.9596,"theo":640.2921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":660.200012207031},{"option":"SPXW260303P06225000","bid":5.2,"bid_size":140.0,"ask":5.6,"ask_size":108.0,"iv":0.2972,"open_interest":75.0,"volume":23.0,"delta":-0.0369,"gamma":0.0002,"vega":1.0544,"theta":-1.1497,"rho":-0.0832,"theo":5.481,"change":-2.5,"open":3.91,"high":3.91,"low":3.9,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T11:36:20","percent_change":-39.0625,"prev_day_close":4.34999990463257},{"option":"SPXW260303C06250000","bid":612.5,"bid_size":4.0,"ask":619.2,"ask_size":4.0,"iv":0.2928,"open_interest":0.0,"volume":0.0,"delta":0.9594,"gamma":0.0002,"vega":1.1375,"theta":-1.0121,"rho":1.9594,"theo":615.8632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":635.849975585938},{"option":"SPXW260303P06250000","bid":5.7,"bid_size":142.0,"ask":6.1,"ask_size":104.0,"iv":0.2923,"open_interest":108.0,"volume":22.0,"delta":-0.0406,"gamma":0.0002,"vega":1.1375,"theta":-1.2261,"rho":-0.0916,"theo":6.0175,"change":-0.95,"open":4.17,"high":6.0,"low":4.0,"tick":"up","last_trade_price":6.0,"last_trade_time":"2026-02-18T14:57:48","percent_change":-13.6691,"prev_day_close":4.75},{"option":"SPXW260303C06275000","bid":588.6,"bid_size":4.0,"ask":594.8,"ask_size":4.0,"iv":0.2896,"open_interest":0.0,"volume":0.0,"delta":0.9553,"gamma":0.0003,"vega":1.2294,"theta":-1.1037,"rho":1.9583,"theo":591.5049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":610.800018310547},{"option":"SPXW260303P06275000","bid":6.3,"bid_size":137.0,"ask":6.7,"ask_size":99.0,"iv":0.2869,"open_interest":31.0,"volume":21.0,"delta":-0.0447,"gamma":0.0003,"vega":1.2294,"theta":-1.309,"rho":-0.1009,"theo":6.6246,"change":-3.15,"open":4.6,"high":4.6,"low":4.5,"tick":"down","last_trade_price":4.5,"last_trade_time":"2026-02-18T12:42:52","percent_change":-41.1765,"prev_day_close":5.25},{"option":"SPXW260303C06300000","bid":564.6,"bid_size":2.0,"ask":570.5,"ask_size":4.0,"iv":0.2856,"open_interest":0.0,"volume":0.0,"delta":0.9506,"gamma":0.0003,"vega":1.331,"theta":-1.2024,"rho":1.9558,"theo":567.2282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":586.850006103516},{"option":"SPXW260303P06300000","bid":7.0,"bid_size":101.0,"ask":7.4,"ask_size":68.0,"iv":0.2822,"open_interest":363.0,"volume":46.0,"delta":-0.0494,"gamma":0.0003,"vega":1.331,"theta":-1.3989,"rho":-0.1116,"theo":7.3132,"change":-1.3,"open":5.81,"high":7.05,"low":4.79,"tick":"up","last_trade_price":7.05,"last_trade_time":"2026-02-18T15:22:32","percent_change":-15.5689,"prev_day_close":5.79999995231628},{"option":"SPXW260303C06325000","bid":539.7,"bid_size":4.0,"ask":546.3,"ask_size":4.0,"iv":0.278,"open_interest":0.0,"volume":0.0,"delta":0.9453,"gamma":0.0003,"vega":1.4409,"theta":-1.3086,"rho":1.9519,"theo":543.0462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":562.0},{"option":"SPXW260303P06325000","bid":7.8,"bid_size":76.0,"ask":8.2,"ask_size":65.0,"iv":0.2776,"open_interest":44.0,"volume":71.0,"delta":-0.0546,"gamma":0.0003,"vega":1.4409,"theta":-1.4963,"rho":-0.1237,"theo":8.0966,"change":-3.4,"open":9.61,"high":9.61,"low":5.26,"tick":"down","last_trade_price":5.8,"last_trade_time":"2026-02-18T15:53:10","percent_change":-36.9565,"prev_day_close":6.40000009536743},{"option":"SPXW260303C06350000","bid":516.3,"bid_size":2.0,"ask":522.2,"ask_size":4.0,"iv":0.2755,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0004,"vega":1.5591,"theta":-1.4225,"rho":1.9467,"theo":518.9718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.949981689453},{"option":"SPXW260303P06350000","bid":8.7,"bid_size":61.0,"ask":9.1,"ask_size":63.0,"iv":0.273,"open_interest":178.0,"volume":103.0,"delta":-0.0605,"gamma":0.0004,"vega":1.5591,"theta":-1.6015,"rho":-0.1371,"theo":8.9876,"change":-3.5,"open":6.0,"high":7.83,"low":6.0,"tick":"down","last_trade_price":6.65,"last_trade_time":"2026-02-18T15:47:38","percent_change":-34.4828,"prev_day_close":7.15000009536743},{"option":"SPXW260303C06375000","bid":492.3,"bid_size":4.0,"ask":498.7,"ask_size":2.0,"iv":0.2719,"open_interest":0.0,"volume":0.0,"delta":0.9328,"gamma":0.0004,"vega":1.6892,"theta":-1.5444,"rho":1.9398,"theo":495.0183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":514.399993896484},{"option":"SPXW260303P06375000","bid":9.7,"bid_size":79.0,"ask":10.1,"ask_size":50.0,"iv":0.2684,"open_interest":175.0,"volume":60.0,"delta":-0.0672,"gamma":0.0004,"vega":1.6892,"theta":-1.7146,"rho":-0.1522,"theo":9.9994,"change":-1.61,"open":11.65,"high":11.65,"low":6.6,"tick":"no_change","last_trade_price":9.64,"last_trade_time":"2026-02-18T15:16:30","percent_change":-14.3111,"prev_day_close":8.00000023841858},{"option":"SPXW260303C06400000","bid":468.5,"bid_size":4.0,"ask":474.9,"ask_size":4.0,"iv":0.2673,"open_interest":0.0,"volume":0.0,"delta":0.9253,"gamma":0.0004,"vega":1.8308,"theta":-1.6742,"rho":1.9307,"theo":471.2035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.799987792969},{"option":"SPXW260303P06400000","bid":10.9,"bid_size":56.0,"ask":11.3,"ask_size":59.0,"iv":0.2642,"open_interest":374.0,"volume":284.0,"delta":-0.0747,"gamma":0.0004,"vega":1.8308,"theta":-1.8356,"rho":-0.1695,"theo":11.1501,"change":-3.63,"open":11.25,"high":11.25,"low":6.57,"tick":"no_change","last_trade_price":8.82,"last_trade_time":"2026-02-18T16:12:45","percent_change":-29.1566,"prev_day_close":8.84999990463257},{"option":"SPXW260303C06425000","bid":444.8,"bid_size":4.0,"ask":451.2,"ask_size":2.0,"iv":0.2624,"open_interest":0.0,"volume":0.0,"delta":0.9169,"gamma":0.0005,"vega":1.9805,"theta":-1.8117,"rho":1.9196,"theo":447.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.5},{"option":"SPXW260303P06425000","bid":12.2,"bid_size":47.0,"ask":12.6,"ask_size":20.0,"iv":0.2597,"open_interest":102.0,"volume":26.0,"delta":-0.0831,"gamma":0.0005,"vega":1.9805,"theta":-1.9644,"rho":-0.1888,"theo":12.4579,"change":-2.24,"open":8.7,"high":11.56,"low":8.7,"tick":"up","last_trade_price":11.56,"last_trade_time":"2026-02-18T14:56:19","percent_change":-16.2319,"prev_day_close":10.0},{"option":"SPXW260303C06440000","bid":430.7,"bid_size":4.0,"ask":437.1,"ask_size":4.0,"iv":0.2597,"open_interest":0.0,"volume":0.0,"delta":0.9114,"gamma":0.0005,"vega":2.0756,"theta":-1.8978,"rho":1.9121,"theo":433.4334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":451.949996948242},{"option":"SPXW260303P06440000","bid":13.0,"bid_size":77.0,"ask":13.5,"ask_size":30.0,"iv":0.2573,"open_interest":0.0,"volume":0.0,"delta":-0.0886,"gamma":0.0005,"vega":2.0756,"theta":-2.0452,"rho":-0.2013,"theo":13.3245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":10.6500000953674},{"option":"SPXW260303C06450000","bid":420.9,"bid_size":4.0,"ask":427.2,"ask_size":4.0,"iv":0.2556,"open_interest":0.0,"volume":0.0,"delta":0.9075,"gamma":0.0005,"vega":2.142,"theta":-1.9565,"rho":1.9065,"theo":424.0616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.699996948242},{"option":"SPXW260303P06450000","bid":13.7,"bid_size":46.0,"ask":14.1,"ask_size":20.0,"iv":0.2557,"open_interest":173.0,"volume":15.0,"delta":-0.0925,"gamma":0.0005,"vega":2.142,"theta":-2.1005,"rho":-0.2101,"theo":13.9389,"change":-6.2,"open":9.6,"high":9.6,"low":9.15,"tick":"down","last_trade_price":9.15,"last_trade_time":"2026-02-18T10:40:09","percent_change":-40.3909,"prev_day_close":11.2000002861023},{"option":"SPXW260303C06460000","bid":412.0,"bid_size":4.0,"ask":418.3,"ask_size":4.0,"iv":0.2559,"open_interest":0.0,"volume":0.0,"delta":0.9034,"gamma":0.0005,"vega":2.2104,"theta":-2.0163,"rho":1.9004,"theo":414.7209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.25},{"option":"SPXW260303P06460000","bid":14.3,"bid_size":66.0,"ask":14.8,"ask_size":31.0,"iv":0.254,"open_interest":1.0,"volume":1.0,"delta":-0.0966,"gamma":0.0005,"vega":2.2104,"theta":-2.1567,"rho":-0.2195,"theo":14.5843,"change":9.2,"open":9.2,"high":9.2,"low":9.2,"tick":"up","last_trade_price":9.2,"last_trade_time":"2026-02-18T10:48:14","percent_change":0.0,"prev_day_close":11.75},{"option":"SPXW260303C06470000","bid":403.3,"bid_size":2.0,"ask":408.5,"ask_size":4.0,"iv":0.2544,"open_interest":0.0,"volume":0.0,"delta":0.8992,"gamma":0.0006,"vega":2.2806,"theta":-2.077,"rho":1.8938,"theo":405.413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.25},{"option":"SPXW260303P06470000","bid":15.0,"bid_size":63.0,"ask":15.5,"ask_size":74.0,"iv":0.2523,"open_interest":1.0,"volume":1.0,"delta":-0.1008,"gamma":0.0006,"vega":2.2806,"theta":-2.2139,"rho":-0.2294,"theo":15.2626,"change":10.93,"open":10.93,"high":10.93,"low":10.93,"tick":"up","last_trade_price":10.93,"last_trade_time":"2026-02-18T10:09:38","percent_change":0.0,"prev_day_close":12.3000001907349},{"option":"SPXW260303C06475000","bid":398.7,"bid_size":2.0,"ask":404.3,"ask_size":4.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.897,"gamma":0.0006,"vega":2.3161,"theta":-2.1077,"rho":1.8903,"theo":400.7718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.100006103516},{"option":"SPXW260303P06475000","bid":15.4,"bid_size":44.0,"ask":15.8,"ask_size":21.0,"iv":0.2515,"open_interest":111.0,"volume":27.0,"delta":-0.103,"gamma":0.0006,"vega":2.3161,"theta":-2.2429,"rho":-0.2345,"theo":15.6144,"change":-4.9,"open":13.8,"high":14.44,"low":9.2,"tick":"up","last_trade_price":14.44,"last_trade_time":"2026-02-18T14:56:19","percent_change":-28.5714,"prev_day_close":12.6500000953674},{"option":"SPXW260303C06480000","bid":392.9,"bid_size":4.0,"ask":399.2,"ask_size":4.0,"iv":0.25,"open_interest":0.0,"volume":0.0,"delta":0.8947,"gamma":0.0006,"vega":2.3518,"theta":-2.1387,"rho":1.8867,"theo":396.1393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":413.850006103516},{"option":"SPXW260303P06480000","bid":15.7,"bid_size":63.0,"ask":16.2,"ask_size":55.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":-0.1053,"gamma":0.0006,"vega":2.3518,"theta":-2.2721,"rho":-0.2397,"theo":15.9751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.9000000953674},{"option":"SPXW260303C06490000","bid":384.2,"bid_size":4.0,"ask":390.4,"ask_size":4.0,"iv":0.2504,"open_interest":0.0,"volume":0.0,"delta":0.8901,"gamma":0.0006,"vega":2.4239,"theta":-2.2012,"rho":1.8793,"theo":386.9012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.800003051758},{"option":"SPXW260303P06490000","bid":16.4,"bid_size":50.0,"ask":17.0,"ask_size":50.0,"iv":0.2486,"open_interest":28.0,"volume":0.0,"delta":-0.1099,"gamma":0.0006,"vega":2.4239,"theta":-2.3311,"rho":-0.2504,"theo":16.7231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.17,"last_trade_time":"2026-02-17T14:22:51","percent_change":0.0,"prev_day_close":13.5},{"option":"SPXW260303C06500000","bid":375.0,"bid_size":4.0,"ask":380.6,"ask_size":4.0,"iv":0.2474,"open_interest":1.0,"volume":0.0,"delta":0.8852,"gamma":0.0006,"vega":2.4971,"theta":-2.2644,"rho":1.8716,"theo":377.6996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.1,"last_trade_time":"2026-01-30T14:08:39","percent_change":0.0,"prev_day_close":394.899993896484},{"option":"SPXW260303P06500000","bid":17.2,"bid_size":48.0,"ask":17.8,"ask_size":48.0,"iv":0.2469,"open_interest":301.0,"volume":219.0,"delta":-0.1147,"gamma":0.0006,"vega":2.4971,"theta":-2.3908,"rho":-0.2614,"theo":17.5076,"change":-5.15,"open":15.45,"high":17.3,"low":10.5,"tick":"up","last_trade_price":13.9,"last_trade_time":"2026-02-18T16:00:45","percent_change":-27.0341,"prev_day_close":14.1500000953674},{"option":"SPXW260303C06510000","bid":365.3,"bid_size":4.0,"ask":371.5,"ask_size":4.0,"iv":0.2447,"open_interest":0.0,"volume":0.0,"delta":0.8802,"gamma":0.0006,"vega":2.5721,"theta":-2.3283,"rho":1.8634,"theo":368.5355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.599990844727},{"option":"SPXW260303P06510000","bid":18.1,"bid_size":16.0,"ask":18.6,"ask_size":31.0,"iv":0.2455,"open_interest":31.0,"volume":1.0,"delta":-0.1198,"gamma":0.0006,"vega":2.5721,"theta":-2.4512,"rho":-0.2729,"theo":18.3297,"change":-9.32,"open":10.63,"high":10.63,"low":10.63,"tick":"down","last_trade_price":10.63,"last_trade_time":"2026-02-18T13:01:37","percent_change":-46.7168,"prev_day_close":14.9000000953674},{"option":"SPXW260303C06520000","bid":357.3,"bid_size":2.0,"ask":362.3,"ask_size":4.0,"iv":0.245,"open_interest":0.0,"volume":0.0,"delta":0.8749,"gamma":0.0007,"vega":2.6493,"theta":-2.3926,"rho":1.8547,"theo":359.4104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.099990844727},{"option":"SPXW260303P06520000","bid":18.9,"bid_size":36.0,"ask":19.5,"ask_size":45.0,"iv":0.2435,"open_interest":36.0,"volume":11.0,"delta":-0.125,"gamma":0.0007,"vega":2.6493,"theta":-2.5121,"rho":-0.2849,"theo":19.1907,"change":-7.38,"open":13.47,"high":13.47,"low":13.42,"tick":"down","last_trade_price":13.42,"last_trade_time":"2026-02-18T10:06:56","percent_change":-35.4808,"prev_day_close":15.5999999046326},{"option":"SPXW260303C06525000","bid":351.8,"bid_size":4.0,"ask":357.8,"ask_size":4.0,"iv":0.2424,"open_interest":0.0,"volume":0.0,"delta":0.8722,"gamma":0.0007,"vega":2.6887,"theta":-2.425,"rho":1.8501,"theo":354.863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.049987792969},{"option":"SPXW260303P06525000","bid":19.3,"bid_size":43.0,"ask":20.0,"ask_size":43.0,"iv":0.2429,"open_interest":60.0,"volume":8.0,"delta":-0.1278,"gamma":0.0007,"vega":2.6887,"theta":-2.5426,"rho":-0.2911,"theo":19.6364,"change":-5.43,"open":18.78,"high":18.78,"low":14.25,"tick":"up","last_trade_price":15.82,"last_trade_time":"2026-02-18T16:14:56","percent_change":-25.5529,"prev_day_close":16.0000004768372},{"option":"SPXW260303C06530000","bid":348.2,"bid_size":2.0,"ask":353.6,"ask_size":4.0,"iv":0.2439,"open_interest":0.0,"volume":0.0,"delta":0.8694,"gamma":0.0007,"vega":2.7286,"theta":-2.4574,"rho":1.8453,"theo":350.3261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":367.200012207031},{"option":"SPXW260303P06530000","bid":19.8,"bid_size":15.0,"ask":20.4,"ask_size":43.0,"iv":0.2418,"open_interest":53.0,"volume":52.0,"delta":-0.1305,"gamma":0.0007,"vega":2.7286,"theta":-2.5733,"rho":-0.2975,"theo":20.0926,"change":-10.07,"open":14.07,"high":14.07,"low":11.68,"tick":"down","last_trade_price":11.68,"last_trade_time":"2026-02-18T13:01:37","percent_change":-46.2989,"prev_day_close":16.3000001907349},{"option":"SPXW260303C06540000","bid":338.1,"bid_size":4.0,"ask":344.1,"ask_size":4.0,"iv":0.2393,"open_interest":2.0,"volume":1.0,"delta":0.8637,"gamma":0.0007,"vega":2.8093,"theta":-2.5225,"rho":1.8353,"theo":341.2848,"change":35.6,"open":373.6,"high":373.6,"low":373.6,"tick":"up","last_trade_price":373.6,"last_trade_time":"2026-02-18T10:08:13","percent_change":10.5325,"prev_day_close":358.099990844727},{"option":"SPXW260303P06540000","bid":20.8,"bid_size":14.0,"ask":21.4,"ask_size":42.0,"iv":0.2402,"open_interest":45.0,"volume":33.0,"delta":-0.1362,"gamma":0.0007,"vega":2.8093,"theta":-2.6349,"rho":-0.3108,"theo":21.0374,"change":-9.19,"open":13.51,"high":13.51,"low":13.51,"tick":"no_change","last_trade_price":13.51,"last_trade_time":"2026-02-18T11:46:11","percent_change":-40.4846,"prev_day_close":17.0999994277954},{"option":"SPXW260303C06550000","bid":329.1,"bid_size":4.0,"ask":335.1,"ask_size":4.0,"iv":0.2376,"open_interest":3.0,"volume":3.0,"delta":0.8578,"gamma":0.0007,"vega":2.8906,"theta":-2.5877,"rho":1.8247,"theo":332.2882,"change":40.6,"open":364.0,"high":369.7,"low":364.0,"tick":"up","last_trade_price":369.7,"last_trade_time":"2026-02-18T10:22:58","percent_change":12.3367,"prev_day_close":349.349990844727},{"option":"SPXW260303P06550000","bid":21.7,"bid_size":22.0,"ask":22.4,"ask_size":39.0,"iv":0.2383,"open_interest":136.0,"volume":33.0,"delta":-0.1422,"gamma":0.0007,"vega":2.8906,"theta":-2.6966,"rho":-0.3247,"theo":22.0269,"change":-5.93,"open":20.98,"high":20.98,"low":13.65,"tick":"up","last_trade_price":17.77,"last_trade_time":"2026-02-18T16:14:56","percent_change":-25.0211,"prev_day_close":18.0},{"option":"SPXW260303C06560000","bid":320.2,"bid_size":4.0,"ask":326.1,"ask_size":4.0,"iv":0.2358,"open_interest":0.0,"volume":0.0,"delta":0.8516,"gamma":0.0008,"vega":2.9722,"theta":-2.6529,"rho":1.8136,"theo":323.3376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":340.300003051758},{"option":"SPXW260303P06560000","bid":22.8,"bid_size":13.0,"ask":23.4,"ask_size":38.0,"iv":0.2366,"open_interest":33.0,"volume":27.0,"delta":-0.1484,"gamma":0.0008,"vega":2.9722,"theta":-2.7583,"rho":-0.339,"theo":23.0625,"change":-9.9,"open":14.85,"high":14.85,"low":14.85,"tick":"down","last_trade_price":14.85,"last_trade_time":"2026-02-18T12:12:21","percent_change":-40.0,"prev_day_close":18.8000001907349},{"option":"SPXW260303C06570000","bid":311.3,"bid_size":4.0,"ask":317.1,"ask_size":4.0,"iv":0.2339,"open_interest":0.0,"volume":0.0,"delta":0.8451,"gamma":0.0008,"vega":3.0543,"theta":-2.718,"rho":1.8022,"theo":314.4342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":331.199996948242},{"option":"SPXW260303P06570000","bid":23.9,"bid_size":13.0,"ask":24.5,"ask_size":37.0,"iv":0.2349,"open_interest":49.0,"volume":36.0,"delta":-0.1548,"gamma":0.0008,"vega":3.0543,"theta":-2.8199,"rho":-0.3538,"theo":24.1453,"change":-3.38,"open":16.95,"high":22.52,"low":15.49,"tick":"up","last_trade_price":22.52,"last_trade_time":"2026-02-18T15:29:46","percent_change":-13.0502,"prev_day_close":19.75},{"option":"SPXW260303C06575000","bid":307.9,"bid_size":2.0,"ask":313.2,"ask_size":4.0,"iv":0.2356,"open_interest":0.0,"volume":0.0,"delta":0.8418,"gamma":0.0008,"vega":3.0957,"theta":-2.7505,"rho":1.7963,"theo":310.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.700012207031},{"option":"SPXW260303P06575000","bid":24.4,"bid_size":21.0,"ask":25.1,"ask_size":37.0,"iv":0.234,"open_interest":114.0,"volume":22.0,"delta":-0.1582,"gamma":0.0008,"vega":3.0957,"theta":-2.8506,"rho":-0.3613,"theo":24.7047,"change":-7.75,"open":17.29,"high":18.7,"low":14.66,"tick":"up","last_trade_price":18.7,"last_trade_time":"2026-02-18T15:58:52","percent_change":-29.3006,"prev_day_close":20.1999998092651},{"option":"SPXW260303C06580000","bid":302.9,"bid_size":4.0,"ask":308.2,"ask_size":4.0,"iv":0.2328,"open_interest":20.0,"volume":0.0,"delta":0.8384,"gamma":0.0008,"vega":3.1376,"theta":-2.7829,"rho":1.7902,"theo":305.5791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.58,"last_trade_time":"2026-02-12T15:50:44","percent_change":0.0,"prev_day_close":322.150009155273},{"option":"SPXW260303P06580000","bid":25.0,"bid_size":12.0,"ask":25.7,"ask_size":35.0,"iv":0.233,"open_interest":14.0,"volume":2.0,"delta":-0.1615,"gamma":0.0008,"vega":3.1376,"theta":-2.8812,"rho":-0.369,"theo":25.2763,"change":-3.48,"open":23.57,"high":23.57,"low":23.57,"tick":"down","last_trade_price":23.57,"last_trade_time":"2026-02-18T15:29:46","percent_change":-12.8651,"prev_day_close":20.6999998092651},{"option":"SPXW260303C06585000","bid":297.4,"bid_size":7.0,"ask":304.9,"ask_size":2.0,"iv":0.232,"open_interest":0.0,"volume":0.0,"delta":0.835,"gamma":0.0008,"vega":3.18,"theta":-2.8151,"rho":1.784,"theo":301.1702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.900009155273},{"option":"SPXW260303P06585000","bid":25.6,"bid_size":12.0,"ask":26.2,"ask_size":20.0,"iv":0.2322,"open_interest":0.0,"volume":0.0,"delta":-0.165,"gamma":0.0008,"vega":3.18,"theta":-2.9117,"rho":-0.3769,"theo":25.8605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":21.1999998092651},{"option":"SPXW260303C06590000","bid":294.3,"bid_size":2.0,"ask":299.4,"ask_size":5.0,"iv":0.2314,"open_interest":0.0,"volume":0.0,"delta":0.8314,"gamma":0.0009,"vega":3.2228,"theta":-2.8472,"rho":1.7775,"theo":296.7742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":313.150009155273},{"option":"SPXW260303P06590000","bid":26.2,"bid_size":12.0,"ask":26.8,"ask_size":35.0,"iv":0.2312,"open_interest":37.0,"volume":0.0,"delta":-0.1685,"gamma":0.0009,"vega":3.2228,"theta":-2.9421,"rho":-0.385,"theo":26.4576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.7,"last_trade_time":"2026-02-17T15:36:54","percent_change":0.0,"prev_day_close":21.6999998092651},{"option":"SPXW260303C06595000","bid":288.7,"bid_size":7.0,"ask":296.2,"ask_size":7.0,"iv":0.2301,"open_interest":0.0,"volume":0.0,"delta":0.8279,"gamma":0.0009,"vega":3.266,"theta":-2.8791,"rho":1.7709,"theo":292.3913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":308.25},{"option":"SPXW260303P06595000","bid":26.8,"bid_size":12.0,"ask":27.4,"ask_size":12.0,"iv":0.2303,"open_interest":0.0,"volume":0.0,"delta":-0.1721,"gamma":0.0009,"vega":3.266,"theta":-2.9722,"rho":-0.3933,"theo":27.0678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":22.1999998092651},{"option":"SPXW260303C06600000","bid":285.3,"bid_size":5.0,"ask":291.1,"ask_size":5.0,"iv":0.2298,"open_interest":13.0,"volume":0.0,"delta":0.8242,"gamma":0.0009,"vega":3.3094,"theta":-2.9108,"rho":1.764,"theo":288.0219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.44,"last_trade_time":"2026-02-13T09:30:04","percent_change":0.0,"prev_day_close":304.199996948242},{"option":"SPXW260303P06600000","bid":27.4,"bid_size":12.0,"ask":28.1,"ask_size":34.0,"iv":0.2295,"open_interest":248.0,"volume":25.0,"delta":-0.1758,"gamma":0.0009,"vega":3.3094,"theta":-3.0022,"rho":-0.4018,"theo":27.6914,"change":-7.35,"open":29.12,"high":29.12,"low":16.36,"tick":"up","last_trade_price":22.2,"last_trade_time":"2026-02-18T14:18:01","percent_change":-24.8731,"prev_day_close":22.75},{"option":"SPXW260303C06605000","bid":280.9,"bid_size":2.0,"ask":287.5,"ask_size":7.0,"iv":0.23,"open_interest":0.0,"volume":0.0,"delta":0.8205,"gamma":0.0009,"vega":3.353,"theta":-2.9424,"rho":1.7569,"theo":283.6663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":299.299987792969},{"option":"SPXW260303P06605000","bid":28.0,"bid_size":19.0,"ask":28.7,"ask_size":20.0,"iv":0.2285,"open_interest":0.0,"volume":0.0,"delta":-0.1795,"gamma":0.0009,"vega":3.353,"theta":-3.032,"rho":-0.4106,"theo":28.3289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":23.3000001907349},{"option":"SPXW260303C06610000","bid":276.5,"bid_size":5.0,"ask":281.8,"ask_size":5.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.8167,"gamma":0.0009,"vega":3.3964,"theta":-2.9737,"rho":1.7496,"theo":279.3248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.199996948242},{"option":"SPXW260303P06610000","bid":28.7,"bid_size":12.0,"ask":29.4,"ask_size":33.0,"iv":0.2277,"open_interest":8.0,"volume":0.0,"delta":-0.1833,"gamma":0.0009,"vega":3.3964,"theta":-3.0615,"rho":-0.4194,"theo":28.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.8,"last_trade_time":"2026-02-17T12:05:53","percent_change":0.0,"prev_day_close":23.8500003814697},{"option":"SPXW260303C06615000","bid":271.2,"bid_size":7.0,"ask":278.9,"ask_size":7.0,"iv":0.2267,"open_interest":0.0,"volume":0.0,"delta":0.8128,"gamma":0.0009,"vega":3.4398,"theta":-3.0047,"rho":1.7422,"theo":274.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":291.0},{"option":"SPXW260303P06615000","bid":29.3,"bid_size":19.0,"ask":30.0,"ask_size":12.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":-0.1871,"gamma":0.0009,"vega":3.4398,"theta":-3.0908,"rho":-0.4285,"theo":29.6464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":24.4000005722046},{"option":"SPXW260303C06620000","bid":267.6,"bid_size":5.0,"ask":273.6,"ask_size":5.0,"iv":0.2254,"open_interest":0.0,"volume":0.0,"delta":0.8089,"gamma":0.001,"vega":3.4829,"theta":-3.0354,"rho":1.7347,"theo":270.685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":286.399993896484},{"option":"SPXW260303P06620000","bid":30.0,"bid_size":19.0,"ask":30.7,"ask_size":25.0,"iv":0.2257,"open_interest":91.0,"volume":0.0,"delta":-0.1911,"gamma":0.001,"vega":3.4829,"theta":-3.1198,"rho":-0.4376,"theo":30.3268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.52,"last_trade_time":"2026-02-17T15:50:47","percent_change":0.0,"prev_day_close":24.9499998092651},{"option":"SPXW260303C06625000","bid":263.3,"bid_size":5.0,"ask":268.8,"ask_size":5.0,"iv":0.2237,"open_interest":0.0,"volume":0.0,"delta":0.8048,"gamma":0.001,"vega":3.5258,"theta":-3.0659,"rho":1.7271,"theo":266.3869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":282.050003051758},{"option":"SPXW260303P06625000","bid":30.7,"bid_size":18.0,"ask":31.4,"ask_size":23.0,"iv":0.2248,"open_interest":260.0,"volume":8.0,"delta":-0.1951,"gamma":0.001,"vega":3.5258,"theta":-3.1485,"rho":-0.4469,"theo":31.0218,"change":-12.3,"open":21.91,"high":21.91,"low":20.46,"tick":"up","last_trade_price":20.65,"last_trade_time":"2026-02-18T11:22:18","percent_change":-37.3293,"prev_day_close":25.5500001907349},{"option":"SPXW260303C06630000","bid":259.0,"bid_size":5.0,"ask":264.5,"ask_size":5.0,"iv":0.2227,"open_interest":0.0,"volume":0.0,"delta":0.8008,"gamma":0.001,"vega":3.5687,"theta":-3.096,"rho":1.7194,"theo":262.1035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.099990844727},{"option":"SPXW260303P06630000","bid":31.4,"bid_size":18.0,"ask":32.1,"ask_size":23.0,"iv":0.2238,"open_interest":125.0,"volume":9.0,"delta":-0.1992,"gamma":0.001,"vega":3.5687,"theta":-3.1769,"rho":-0.4563,"theo":31.7315,"change":-12.98,"open":21.6,"high":22.45,"low":20.64,"tick":"up","last_trade_price":20.72,"last_trade_time":"2026-02-18T11:48:32","percent_change":-38.5163,"prev_day_close":26.1499996185303},{"option":"SPXW260303C06635000","bid":255.0,"bid_size":2.0,"ask":261.6,"ask_size":2.0,"iv":0.2241,"open_interest":0.0,"volume":0.0,"delta":0.7966,"gamma":0.001,"vega":3.6116,"theta":-3.1258,"rho":1.7115,"theo":257.8352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.849990844727},{"option":"SPXW260303P06635000","bid":32.1,"bid_size":18.0,"ask":32.8,"ask_size":11.0,"iv":0.2228,"open_interest":5.0,"volume":12.0,"delta":-0.2034,"gamma":0.001,"vega":3.6116,"theta":-3.2049,"rho":-0.4658,"theo":32.4562,"change":23.6,"open":30.6,"high":30.6,"low":23.5,"tick":"no_change","last_trade_price":23.6,"last_trade_time":"2026-02-18T10:04:54","percent_change":0.0,"prev_day_close":26.8000001907349},{"option":"SPXW260303C06640000","bid":250.5,"bid_size":5.0,"ask":256.0,"ask_size":5.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.7923,"gamma":0.001,"vega":3.6546,"theta":-3.1552,"rho":1.7034,"theo":253.5819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":268.900009155273},{"option":"SPXW260303P06640000","bid":32.8,"bid_size":18.0,"ask":33.5,"ask_size":22.0,"iv":0.2219,"open_interest":2522.0,"volume":2500.0,"delta":-0.2076,"gamma":0.001,"vega":3.6546,"theta":-3.2325,"rho":-0.4755,"theo":33.196,"change":-7.78,"open":29.64,"high":29.86,"low":27.42,"tick":"down","last_trade_price":27.42,"last_trade_time":"2026-02-18T15:44:35","percent_change":-22.1023,"prev_day_close":27.4000005722046},{"option":"SPXW260303C06645000","bid":247.1,"bid_size":2.0,"ask":253.2,"ask_size":7.0,"iv":0.2231,"open_interest":0.0,"volume":0.0,"delta":0.788,"gamma":0.001,"vega":3.6978,"theta":-3.1842,"rho":1.6952,"theo":249.3442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":264.75},{"option":"SPXW260303P06645000","bid":33.6,"bid_size":18.0,"ask":34.3,"ask_size":11.0,"iv":0.2209,"open_interest":3.0,"volume":3.0,"delta":-0.212,"gamma":0.001,"vega":3.6978,"theta":-3.2598,"rho":-0.4854,"theo":33.9513,"change":22.22,"open":22.14,"high":22.22,"low":22.14,"tick":"up","last_trade_price":22.22,"last_trade_time":"2026-02-18T11:48:32","percent_change":0.0,"prev_day_close":28.0999994277954},{"option":"SPXW260303C06650000","bid":242.1,"bid_size":5.0,"ask":247.4,"ask_size":5.0,"iv":0.2189,"open_interest":0.0,"volume":0.0,"delta":0.7836,"gamma":0.001,"vega":3.7413,"theta":-3.2127,"rho":1.6867,"theo":245.1222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.199996948242},{"option":"SPXW260303P06650000","bid":34.4,"bid_size":18.0,"ask":35.1,"ask_size":22.0,"iv":0.22,"open_interest":2698.0,"volume":2509.0,"delta":-0.2164,"gamma":0.001,"vega":3.7413,"theta":-3.2865,"rho":-0.4955,"theo":34.7225,"change":-8.04,"open":35.21,"high":35.21,"low":20.83,"tick":"down","last_trade_price":28.71,"last_trade_time":"2026-02-18T15:44:35","percent_change":-21.8776,"prev_day_close":28.6999998092651},{"option":"SPXW260303C06655000","bid":237.9,"bid_size":2.0,"ask":244.7,"ask_size":7.0,"iv":0.22,"open_interest":0.0,"volume":0.0,"delta":0.7791,"gamma":0.0011,"vega":3.785,"theta":-3.2407,"rho":1.6779,"theo":240.9165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":256.0},{"option":"SPXW260303P06655000","bid":35.2,"bid_size":8.0,"ask":35.8,"ask_size":11.0,"iv":0.219,"open_interest":0.0,"volume":0.0,"delta":-0.2209,"gamma":0.0011,"vega":3.785,"theta":-3.3128,"rho":-0.506,"theo":35.5098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":29.4000005722046},{"option":"SPXW260303C06660000","bid":233.7,"bid_size":5.0,"ask":239.0,"ask_size":5.0,"iv":0.217,"open_interest":0.0,"volume":0.0,"delta":0.7745,"gamma":0.0011,"vega":3.8288,"theta":-3.2683,"rho":1.6689,"theo":236.7275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.599998474121},{"option":"SPXW260303P06660000","bid":36.0,"bid_size":8.0,"ask":36.6,"ask_size":21.0,"iv":0.218,"open_interest":226.0,"volume":17.0,"delta":-0.2254,"gamma":0.0011,"vega":3.8288,"theta":-3.3386,"rho":-0.5166,"theo":36.3139,"change":-13.03,"open":32.35,"high":32.35,"low":25.37,"tick":"down","last_trade_price":25.37,"last_trade_time":"2026-02-18T11:54:15","percent_change":-33.9323,"prev_day_close":30.0999994277954},{"option":"SPXW260303C06665000","bid":229.8,"bid_size":2.0,"ask":236.3,"ask_size":7.0,"iv":0.2183,"open_interest":0.0,"volume":0.0,"delta":0.7699,"gamma":0.0011,"vega":3.8725,"theta":-3.2953,"rho":1.6596,"theo":232.5556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.25},{"option":"SPXW260303P06665000","bid":36.8,"bid_size":8.0,"ask":37.5,"ask_size":11.0,"iv":0.2171,"open_interest":0.0,"volume":0.0,"delta":-0.2301,"gamma":0.0011,"vega":3.8725,"theta":-3.3639,"rho":-0.5276,"theo":37.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":30.8000001907349},{"option":"SPXW260303C06670000","bid":225.4,"bid_size":8.0,"ask":230.7,"ask_size":8.0,"iv":0.2152,"open_interest":1.0,"volume":2.0,"delta":0.7651,"gamma":0.0011,"vega":3.9159,"theta":-3.3217,"rho":1.6501,"theo":228.4012,"change":37.75,"open":260.8,"high":263.6,"low":260.8,"tick":"up","last_trade_price":263.6,"last_trade_time":"2026-02-18T12:06:01","percent_change":16.7146,"prev_day_close":242.550003051758},{"option":"SPXW260303P06670000","bid":37.6,"bid_size":18.0,"ask":38.3,"ask_size":21.0,"iv":0.216,"open_interest":52.0,"volume":12.0,"delta":-0.2348,"gamma":0.0011,"vega":3.9159,"theta":-3.3886,"rho":-0.5387,"theo":37.9737,"change":-8.87,"open":26.9,"high":31.23,"low":26.57,"tick":"up","last_trade_price":31.23,"last_trade_time":"2026-02-18T16:06:22","percent_change":-22.1197,"prev_day_close":31.5499992370606},{"option":"SPXW260303C06675000","bid":221.8,"bid_size":5.0,"ask":226.5,"ask_size":8.0,"iv":0.2148,"open_interest":2.0,"volume":2.0,"delta":0.7603,"gamma":0.0011,"vega":3.9588,"theta":-3.3476,"rho":1.6404,"theo":224.2645,"change":37.1,"open":257.1,"high":258.8,"low":257.1,"tick":"up","last_trade_price":258.8,"last_trade_time":"2026-02-18T12:06:04","percent_change":16.7343,"prev_day_close":238.800003051758},{"option":"SPXW260303P06675000","bid":38.5,"bid_size":8.0,"ask":39.2,"ask_size":21.0,"iv":0.2151,"open_interest":294.0,"volume":8.0,"delta":-0.2397,"gamma":0.0011,"vega":3.9588,"theta":-3.4127,"rho":-0.55,"theo":38.8302,"change":-9.02,"open":39.37,"high":39.37,"low":25.82,"tick":"up","last_trade_price":31.98,"last_trade_time":"2026-02-18T16:06:22","percent_change":-22.0,"prev_day_close":32.2999992370606},{"option":"SPXW260303C06680000","bid":218.1,"bid_size":5.0,"ask":222.8,"ask_size":8.0,"iv":0.2148,"open_interest":22.0,"volume":4.0,"delta":0.7554,"gamma":0.0012,"vega":4.0013,"theta":-3.3728,"rho":1.6306,"theo":220.1459,"change":38.0,"open":252.8,"high":255.4,"low":252.8,"tick":"up","last_trade_price":255.4,"last_trade_time":"2026-02-18T12:22:00","percent_change":17.4793,"prev_day_close":234.549995422363},{"option":"SPXW260303P06680000","bid":39.3,"bid_size":17.0,"ask":40.0,"ask_size":21.0,"iv":0.2141,"open_interest":14.0,"volume":13.0,"delta":-0.2446,"gamma":0.0012,"vega":4.0013,"theta":-3.4361,"rho":-0.5614,"theo":39.7046,"change":-15.4,"open":40.16,"high":40.16,"low":26.5,"tick":"down","last_trade_price":26.5,"last_trade_time":"2026-02-18T11:30:01","percent_change":-36.7542,"prev_day_close":33.0499992370606},{"option":"SPXW260303C06685000","bid":213.1,"bid_size":2.0,"ask":219.8,"ask_size":7.0,"iv":0.2141,"open_interest":0.0,"volume":0.0,"delta":0.7504,"gamma":0.0012,"vega":4.0432,"theta":-3.3974,"rho":1.6207,"theo":216.0455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.050003051758},{"option":"SPXW260303P06685000","bid":40.2,"bid_size":17.0,"ask":40.9,"ask_size":11.0,"iv":0.2131,"open_interest":0.0,"volume":0.0,"delta":-0.2496,"gamma":0.0012,"vega":4.0432,"theta":-3.459,"rho":-0.573,"theo":40.5973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":33.7999992370606},{"option":"SPXW260303C06690000","bid":209.0,"bid_size":8.0,"ask":214.1,"ask_size":7.0,"iv":0.211,"open_interest":0.0,"volume":0.0,"delta":0.7453,"gamma":0.0012,"vega":4.0847,"theta":-3.4213,"rho":1.6107,"theo":211.9634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":226.099998474121},{"option":"SPXW260303P06690000","bid":41.1,"bid_size":16.0,"ask":41.8,"ask_size":18.0,"iv":0.212,"open_interest":35.0,"volume":22.0,"delta":-0.2547,"gamma":0.0012,"vega":4.0847,"theta":-3.4811,"rho":-0.5846,"theo":41.5083,"change":-4.7,"open":34.0,"high":39.1,"low":27.75,"tick":"up","last_trade_price":39.1,"last_trade_time":"2026-02-18T14:59:43","percent_change":-10.7306,"prev_day_close":34.6000003814697},{"option":"SPXW260303C06695000","bid":204.9,"bid_size":2.0,"ask":211.7,"ask_size":7.0,"iv":0.212,"open_interest":0.0,"volume":0.0,"delta":0.7401,"gamma":0.0012,"vega":4.126,"theta":-3.4444,"rho":1.6005,"theo":207.8999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.900001525879},{"option":"SPXW260303P06695000","bid":42.1,"bid_size":7.0,"ask":42.8,"ask_size":10.0,"iv":0.2111,"open_interest":5.0,"volume":2.0,"delta":-0.2599,"gamma":0.0012,"vega":4.126,"theta":-3.5025,"rho":-0.5965,"theo":42.4379,"change":-8.48,"open":36.27,"high":36.27,"low":36.27,"tick":"down","last_trade_price":36.27,"last_trade_time":"2026-02-18T09:56:16","percent_change":-18.9497,"prev_day_close":35.3999996185303},{"option":"SPXW260303C06700000","bid":201.8,"bid_size":5.0,"ask":206.0,"ask_size":8.0,"iv":0.2101,"open_interest":13.0,"volume":0.0,"delta":0.7348,"gamma":0.0012,"vega":4.1671,"theta":-3.4669,"rho":1.59,"theo":203.8554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.72,"last_trade_time":"2026-02-17T11:19:07","percent_change":0.0,"prev_day_close":217.599998474121},{"option":"SPXW260303P06700000","bid":43.0,"bid_size":16.0,"ask":43.7,"ask_size":19.0,"iv":0.2099,"open_interest":580.0,"volume":216.0,"delta":-0.2652,"gamma":0.0012,"vega":4.1671,"theta":-3.5232,"rho":-0.6086,"theo":43.3864,"change":-9.57,"open":42.3,"high":42.3,"low":29.85,"tick":"no_change","last_trade_price":36.13,"last_trade_time":"2026-02-18T16:09:18","percent_change":-20.9409,"prev_day_close":36.25},{"option":"SPXW260303C06705000","bid":197.6,"bid_size":7.0,"ask":202.4,"ask_size":7.0,"iv":0.2089,"open_interest":0.0,"volume":0.0,"delta":0.7294,"gamma":0.0012,"vega":4.2081,"theta":-3.4885,"rho":1.5793,"theo":199.8302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.599998474121},{"option":"SPXW260303P06705000","bid":44.0,"bid_size":7.0,"ask":44.7,"ask_size":10.0,"iv":0.209,"open_interest":7.0,"volume":7.0,"delta":-0.2705,"gamma":0.0012,"vega":4.2081,"theta":-3.5431,"rho":-0.6209,"theo":44.3543,"change":-8.1,"open":31.92,"high":39.0,"low":30.9,"tick":"down","last_trade_price":38.6,"last_trade_time":"2026-02-18T15:35:51","percent_change":-17.3448,"prev_day_close":37.0499992370606},{"option":"SPXW260303C06710000","bid":193.6,"bid_size":10.0,"ask":198.1,"ask_size":8.0,"iv":0.2078,"open_interest":0.0,"volume":0.0,"delta":0.724,"gamma":0.0013,"vega":4.2491,"theta":-3.5093,"rho":1.5683,"theo":195.825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.5},{"option":"SPXW260303P06710000","bid":45.0,"bid_size":7.0,"ask":45.7,"ask_size":19.0,"iv":0.208,"open_interest":17.0,"volume":3.0,"delta":-0.276,"gamma":0.0013,"vega":4.2491,"theta":-3.5621,"rho":-0.6336,"theo":45.3421,"change":-15.8,"open":32.96,"high":32.96,"low":31.95,"tick":"down","last_trade_price":31.95,"last_trade_time":"2026-02-18T10:21:30","percent_change":-33.089,"prev_day_close":37.9500007629394},{"option":"SPXW260303C06715000","bid":189.5,"bid_size":7.0,"ask":194.4,"ask_size":7.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.7184,"gamma":0.0013,"vega":4.2898,"theta":-3.5292,"rho":1.5569,"theo":191.8402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.150001525879},{"option":"SPXW260303P06715000","bid":46.0,"bid_size":7.0,"ask":46.7,"ask_size":10.0,"iv":0.2069,"open_interest":10.0,"volume":1.0,"delta":-0.2816,"gamma":0.0013,"vega":4.2898,"theta":-3.5803,"rho":-0.6466,"theo":46.3504,"change":-11.45,"open":32.75,"high":32.75,"low":32.75,"tick":"down","last_trade_price":32.75,"last_trade_time":"2026-02-18T10:21:30","percent_change":-23.4631,"prev_day_close":38.7999992370606},{"option":"SPXW260303C06720000","bid":185.6,"bid_size":10.0,"ask":190.0,"ask_size":8.0,"iv":0.2056,"open_interest":1.0,"volume":0.0,"delta":0.7127,"gamma":0.0013,"vega":4.3302,"theta":-3.5482,"rho":1.5453,"theo":187.8764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":157.0,"last_trade_time":"2026-02-17T10:53:05","percent_change":0.0,"prev_day_close":201.25},{"option":"SPXW260303P06720000","bid":47.0,"bid_size":7.0,"ask":47.7,"ask_size":18.0,"iv":0.2058,"open_interest":34.0,"volume":13.0,"delta":-0.2872,"gamma":0.0013,"vega":4.3302,"theta":-3.5976,"rho":-0.6599,"theo":47.3797,"change":-12.4,"open":36.36,"high":37.5,"low":33.62,"tick":"up","last_trade_price":37.5,"last_trade_time":"2026-02-18T15:48:44","percent_change":-24.8497,"prev_day_close":39.7000007629394},{"option":"SPXW260303C06725000","bid":181.7,"bid_size":10.0,"ask":186.2,"ask_size":8.0,"iv":0.2046,"open_interest":0.0,"volume":0.0,"delta":0.707,"gamma":0.0013,"vega":4.3699,"theta":-3.5663,"rho":1.5333,"theo":183.9343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":197.149993896484},{"option":"SPXW260303P06725000","bid":48.0,"bid_size":16.0,"ask":48.8,"ask_size":18.0,"iv":0.2048,"open_interest":265.0,"volume":17.0,"delta":-0.293,"gamma":0.0013,"vega":4.3699,"theta":-3.6139,"rho":-0.6735,"theo":48.4306,"change":-10.42,"open":35.82,"high":41.5,"low":31.85,"tick":"no_change","last_trade_price":40.58,"last_trade_time":"2026-02-18T16:09:18","percent_change":-20.4314,"prev_day_close":40.6500015258789},{"option":"SPXW260303C06730000","bid":177.9,"bid_size":5.0,"ask":182.2,"ask_size":8.0,"iv":0.2038,"open_interest":0.0,"volume":0.0,"delta":0.7011,"gamma":0.0013,"vega":4.4089,"theta":-3.5834,"rho":1.5212,"theo":180.0141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":193.099998474121},{"option":"SPXW260303P06730000","bid":49.1,"bid_size":16.0,"ask":49.8,"ask_size":18.0,"iv":0.2036,"open_interest":234.0,"volume":5.0,"delta":-0.2989,"gamma":0.0013,"vega":4.4089,"theta":-3.6292,"rho":-0.6873,"theo":49.5035,"change":-4.92,"open":39.0,"high":47.18,"low":32.1,"tick":"up","last_trade_price":47.18,"last_trade_time":"2026-02-18T15:22:42","percent_change":-9.44338,"prev_day_close":41.5499992370606},{"option":"SPXW260303C06735000","bid":174.0,"bid_size":2.0,"ask":178.7,"ask_size":7.0,"iv":0.2029,"open_interest":0.0,"volume":0.0,"delta":0.6951,"gamma":0.0014,"vega":4.447,"theta":-3.5995,"rho":1.5089,"theo":176.1162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":189.050003051758},{"option":"SPXW260303P06735000","bid":50.2,"bid_size":7.0,"ask":50.9,"ask_size":8.0,"iv":0.2025,"open_interest":177.0,"volume":9.0,"delta":-0.3049,"gamma":0.0014,"vega":4.447,"theta":-3.6435,"rho":-0.7012,"theo":50.5987,"change":-13.75,"open":33.57,"high":39.5,"low":33.57,"tick":"up","last_trade_price":39.5,"last_trade_time":"2026-02-18T15:58:11","percent_change":-25.8216,"prev_day_close":42.5499992370606},{"option":"SPXW260303C06740000","bid":171.8,"bid_size":1.0,"ask":172.8,"ask_size":1.0,"iv":0.2016,"open_interest":1.0,"volume":0.0,"delta":0.689,"gamma":0.0014,"vega":4.4842,"theta":-3.6145,"rho":1.4965,"theo":172.2407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.92,"last_trade_time":"2026-02-10T12:04:11","percent_change":0.0,"prev_day_close":185.0},{"option":"SPXW260303P06740000","bid":51.3,"bid_size":15.0,"ask":52.0,"ask_size":17.0,"iv":0.2014,"open_interest":302.0,"volume":6.0,"delta":-0.311,"gamma":0.0014,"vega":4.4842,"theta":-3.6568,"rho":-0.7152,"theo":51.7163,"change":-13.05,"open":37.7,"high":43.4,"low":33.26,"tick":"down","last_trade_price":41.35,"last_trade_time":"2026-02-18T15:47:24","percent_change":-23.989,"prev_day_close":43.4500007629394},{"option":"SPXW260303C06745000","bid":168.0,"bid_size":1.0,"ask":168.8,"ask_size":1.0,"iv":0.2004,"open_interest":1.0,"volume":0.0,"delta":0.6828,"gamma":0.0014,"vega":4.5205,"theta":-3.6284,"rho":1.484,"theo":168.388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":181.099998474121},{"option":"SPXW260303P06745000","bid":52.4,"bid_size":15.0,"ask":53.2,"ask_size":9.0,"iv":0.2004,"open_interest":26.0,"volume":9.0,"delta":-0.3171,"gamma":0.0014,"vega":4.5205,"theta":-3.669,"rho":-0.7294,"theo":52.8567,"change":-20.05,"open":36.96,"high":37.1,"low":35.22,"tick":"up","last_trade_price":35.55,"last_trade_time":"2026-02-18T11:14:31","percent_change":-36.0612,"prev_day_close":44.5},{"option":"SPXW260303C06750000","bid":164.1,"bid_size":1.0,"ask":165.0,"ask_size":1.0,"iv":0.1993,"open_interest":5.0,"volume":0.0,"delta":0.6765,"gamma":0.0014,"vega":4.5561,"theta":-3.6412,"rho":1.4712,"theo":164.5584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.8,"last_trade_time":"2026-02-17T10:48:11","percent_change":0.0,"prev_day_close":177.049995422363},{"option":"SPXW260303P06750000","bid":53.6,"bid_size":7.0,"ask":54.3,"ask_size":16.0,"iv":0.1993,"open_interest":206.0,"volume":22.0,"delta":-0.3234,"gamma":0.0014,"vega":4.5561,"theta":-3.68,"rho":-0.7438,"theo":54.0201,"change":-14.9,"open":47.2,"high":47.2,"low":35.85,"tick":"up","last_trade_price":41.95,"last_trade_time":"2026-02-18T13:58:36","percent_change":-26.2093,"prev_day_close":45.5499992370606},{"option":"SPXW260303C06755000","bid":160.3,"bid_size":1.0,"ask":161.3,"ask_size":1.0,"iv":0.1981,"open_interest":0.0,"volume":0.0,"delta":0.6701,"gamma":0.0014,"vega":4.5912,"theta":-3.6528,"rho":1.4582,"theo":160.7522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":173.050003051758},{"option":"SPXW260303P06755000","bid":54.8,"bid_size":7.0,"ask":55.5,"ask_size":8.0,"iv":0.1981,"open_interest":8.0,"volume":4.0,"delta":-0.3298,"gamma":0.0014,"vega":4.5912,"theta":-3.6899,"rho":-0.7585,"theo":55.207,"change":-15.6,"open":37.3,"high":43.3,"low":37.3,"tick":"down","last_trade_price":42.5,"last_trade_time":"2026-02-18T14:00:44","percent_change":-26.8503,"prev_day_close":46.5499992370606},{"option":"SPXW260303C06760000","bid":156.5,"bid_size":1.0,"ask":157.4,"ask_size":1.0,"iv":0.1971,"open_interest":4.0,"volume":2.0,"delta":0.6636,"gamma":0.0015,"vega":4.6256,"theta":-3.6632,"rho":1.4448,"theo":156.9702,"change":31.09,"open":183.83,"high":185.49,"low":183.83,"tick":"up","last_trade_price":185.49,"last_trade_time":"2026-02-18T10:15:29","percent_change":20.136,"prev_day_close":169.150001525879},{"option":"SPXW260303P06760000","bid":56.0,"bid_size":7.0,"ask":56.7,"ask_size":15.0,"iv":0.1971,"open_interest":36.0,"volume":9.0,"delta":-0.3364,"gamma":0.0015,"vega":4.6256,"theta":-3.6985,"rho":-0.7736,"theo":56.4181,"change":-13.99,"open":41.76,"high":50.27,"low":36.65,"tick":"down","last_trade_price":45.31,"last_trade_time":"2026-02-18T15:47:24","percent_change":-23.5919,"prev_day_close":47.6500015258789},{"option":"SPXW260303C06765000","bid":152.8,"bid_size":1.0,"ask":153.7,"ask_size":1.0,"iv":0.196,"open_interest":4.0,"volume":0.0,"delta":0.657,"gamma":0.0015,"vega":4.6595,"theta":-3.6724,"rho":1.431,"theo":153.213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.58,"last_trade_time":"2026-02-17T11:44:24","percent_change":0.0,"prev_day_close":164.599998474121},{"option":"SPXW260303P06765000","bid":57.2,"bid_size":15.0,"ask":58.0,"ask_size":9.0,"iv":0.196,"open_interest":30.0,"volume":4.0,"delta":-0.343,"gamma":0.0015,"vega":4.6595,"theta":-3.7059,"rho":-0.789,"theo":57.654,"change":-3.75,"open":56.9,"high":56.9,"low":56.9,"tick":"down","last_trade_price":56.9,"last_trade_time":"2026-02-18T09:50:17","percent_change":-6.18302,"prev_day_close":48.75},{"option":"SPXW260303C06770000","bid":149.1,"bid_size":2.0,"ask":149.9,"ask_size":3.0,"iv":0.1948,"open_interest":0.0,"volume":0.0,"delta":0.6502,"gamma":0.0015,"vega":4.6926,"theta":-3.6802,"rho":1.4168,"theo":149.4815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":160.699996948242},{"option":"SPXW260303P06770000","bid":58.5,"bid_size":7.0,"ask":59.2,"ask_size":14.0,"iv":0.1948,"open_interest":164.0,"volume":5.0,"delta":-0.3497,"gamma":0.0015,"vega":4.6926,"theta":-3.712,"rho":-0.8048,"theo":58.9155,"change":-14.57,"open":61.0,"high":61.0,"low":47.43,"tick":"down","last_trade_price":47.43,"last_trade_time":"2026-02-18T15:47:24","percent_change":-23.5,"prev_day_close":49.8499984741211},{"option":"SPXW260303C06775000","bid":145.4,"bid_size":2.0,"ask":146.2,"ask_size":3.0,"iv":0.1936,"open_interest":1.0,"volume":1.0,"delta":0.6434,"gamma":0.0015,"vega":4.7246,"theta":-3.6866,"rho":1.4022,"theo":145.7763,"change":23.26,"open":166.66,"high":166.66,"low":166.66,"tick":"up","last_trade_price":166.66,"last_trade_time":"2026-02-18T13:42:49","percent_change":16.2204,"prev_day_close":156.850006103516},{"option":"SPXW260303P06775000","bid":59.7,"bid_size":14.0,"ask":60.5,"ask_size":15.0,"iv":0.1937,"open_interest":442.0,"volume":8.0,"delta":-0.3566,"gamma":0.0015,"vega":4.7246,"theta":-3.7167,"rho":-0.821,"theo":60.2035,"change":-16.35,"open":60.64,"high":60.64,"low":44.46,"tick":"up","last_trade_price":47.0,"last_trade_time":"2026-02-18T13:58:36","percent_change":-25.809,"prev_day_close":50.8999996185303},{"option":"SPXW260303C06780000","bid":141.7,"bid_size":2.0,"ask":142.5,"ask_size":2.0,"iv":0.1924,"open_interest":8.0,"volume":0.0,"delta":0.6364,"gamma":0.0015,"vega":4.7554,"theta":-3.6917,"rho":1.3875,"theo":142.0981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.6,"last_trade_time":"2026-02-12T12:01:49","percent_change":0.0,"prev_day_close":153.099998474121},{"option":"SPXW260303P06780000","bid":61.1,"bid_size":7.0,"ask":61.9,"ask_size":14.0,"iv":0.1925,"open_interest":248.0,"volume":32.0,"delta":-0.3636,"gamma":0.0015,"vega":4.7554,"theta":-3.72,"rho":-0.8374,"theo":61.5183,"change":-13.27,"open":58.1,"high":58.1,"low":41.25,"tick":"down","last_trade_price":51.43,"last_trade_time":"2026-02-18T15:44:38","percent_change":-20.51,"prev_day_close":52.1500015258789},{"option":"SPXW260303C06785000","bid":138.0,"bid_size":3.0,"ask":138.9,"ask_size":8.0,"iv":0.1914,"open_interest":0.0,"volume":0.0,"delta":0.6293,"gamma":0.0016,"vega":4.7849,"theta":-3.6952,"rho":1.3726,"theo":138.4471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":149.300003051758},{"option":"SPXW260303P06785000","bid":62.4,"bid_size":14.0,"ask":63.2,"ask_size":8.0,"iv":0.1912,"open_interest":18.0,"volume":8.0,"delta":-0.3706,"gamma":0.0016,"vega":4.7849,"theta":-3.7218,"rho":-0.8539,"theo":62.8604,"change":-9.85,"open":57.15,"high":57.15,"low":56.3,"tick":"down","last_trade_price":56.3,"last_trade_time":"2026-02-18T15:34:28","percent_change":-14.8904,"prev_day_close":53.2999992370606},{"option":"SPXW260303C06790000","bid":134.4,"bid_size":2.0,"ask":135.3,"ask_size":8.0,"iv":0.1902,"open_interest":0.0,"volume":0.0,"delta":0.6221,"gamma":0.0016,"vega":4.813,"theta":-3.6973,"rho":1.3575,"theo":134.8238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":145.449996948242},{"option":"SPXW260303P06790000","bid":63.8,"bid_size":7.0,"ask":64.6,"ask_size":14.0,"iv":0.1903,"open_interest":51.0,"volume":4.0,"delta":-0.3779,"gamma":0.0016,"vega":4.813,"theta":-3.7221,"rho":-0.8706,"theo":64.2301,"change":-18.4,"open":58.62,"high":58.62,"low":45.59,"tick":"up","last_trade_price":49.2,"last_trade_time":"2026-02-18T14:04:12","percent_change":-27.2189,"prev_day_close":54.5499992370606},{"option":"SPXW260303C06795000","bid":130.8,"bid_size":3.0,"ask":131.7,"ask_size":8.0,"iv":0.189,"open_interest":7.0,"volume":0.0,"delta":0.6148,"gamma":0.0016,"vega":4.8396,"theta":-3.6979,"rho":1.3423,"theo":131.2283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.47,"last_trade_time":"2026-02-17T16:00:09","percent_change":0.0,"prev_day_close":141.699996948242},{"option":"SPXW260303P06795000","bid":65.2,"bid_size":7.0,"ask":66.0,"ask_size":7.0,"iv":0.1892,"open_interest":121.0,"volume":3.0,"delta":-0.3852,"gamma":0.0016,"vega":4.8396,"theta":-3.7209,"rho":-0.8875,"theo":65.6277,"change":-4.93,"open":48.95,"high":64.12,"low":48.95,"tick":"up","last_trade_price":64.12,"last_trade_time":"2026-02-18T14:57:56","percent_change":-7.13976,"prev_day_close":55.7999992370606},{"option":"SPXW260303C06800000","bid":127.3,"bid_size":2.0,"ask":128.1,"ask_size":8.0,"iv":0.1878,"open_interest":35.0,"volume":33.0,"delta":0.6073,"gamma":0.0016,"vega":4.865,"theta":-3.6968,"rho":1.3269,"theo":127.6612,"change":15.26,"open":130.55,"high":155.44,"low":130.55,"tick":"down","last_trade_price":140.96,"last_trade_time":"2026-02-18T16:00:15","percent_change":12.14,"prev_day_close":138.0},{"option":"SPXW260303P06800000","bid":66.6,"bid_size":13.0,"ask":67.4,"ask_size":13.0,"iv":0.1877,"open_interest":234.0,"volume":65.0,"delta":-0.3926,"gamma":0.0016,"vega":4.865,"theta":-3.7181,"rho":-0.9046,"theo":67.0537,"change":-6.37,"open":68.5,"high":68.5,"low":45.3,"tick":"up","last_trade_price":64.18,"last_trade_time":"2026-02-18T15:22:42","percent_change":-9.02906,"prev_day_close":57.0499992370606},{"option":"SPXW260303C06805000","bid":123.7,"bid_size":3.0,"ask":124.6,"ask_size":9.0,"iv":0.1866,"open_interest":10.0,"volume":0.0,"delta":0.5997,"gamma":0.0016,"vega":4.8891,"theta":-3.6942,"rho":1.3111,"theo":124.1231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":121.59,"last_trade_time":"2026-02-17T15:30:02","percent_change":0.0,"prev_day_close":134.300003051758},{"option":"SPXW260303P06805000","bid":68.0,"bid_size":12.0,"ask":68.9,"ask_size":7.0,"iv":0.1866,"open_interest":72.0,"volume":18.0,"delta":-0.4002,"gamma":0.0016,"vega":4.8891,"theta":-3.7137,"rho":-0.922,"theo":68.5086,"change":-10.53,"open":51.91,"high":61.52,"low":44.16,"tick":"no_change","last_trade_price":61.52,"last_trade_time":"2026-02-18T14:37:04","percent_change":-14.6149,"prev_day_close":58.3999996185303},{"option":"SPXW260303C06810000","bid":120.2,"bid_size":3.0,"ask":121.1,"ask_size":13.0,"iv":0.1853,"open_interest":15.0,"volume":2.0,"delta":0.592,"gamma":0.0016,"vega":4.912,"theta":-3.6899,"rho":1.2948,"theo":120.6149,"change":27.65,"open":144.93,"high":146.4,"low":144.93,"tick":"up","last_trade_price":146.4,"last_trade_time":"2026-02-18T10:15:29","percent_change":23.2842,"prev_day_close":130.699996948242},{"option":"SPXW260303P06810000","bid":69.5,"bid_size":12.0,"ask":70.3,"ask_size":6.0,"iv":0.1854,"open_interest":165.0,"volume":72.0,"delta":-0.408,"gamma":0.0016,"vega":4.912,"theta":-3.7076,"rho":-0.9399,"theo":69.9935,"change":-22.4,"open":67.4,"high":67.4,"low":51.25,"tick":"down","last_trade_price":51.25,"last_trade_time":"2026-02-18T11:57:30","percent_change":-30.4141,"prev_day_close":59.75},{"option":"SPXW260303C06815000","bid":116.7,"bid_size":3.0,"ask":117.6,"ask_size":9.0,"iv":0.1842,"open_interest":5.0,"volume":0.0,"delta":0.5842,"gamma":0.0017,"vega":4.9335,"theta":-3.6838,"rho":1.2781,"theo":117.1377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":119.1,"last_trade_time":"2026-02-13T09:53:01","percent_change":0.0,"prev_day_close":127.0},{"option":"SPXW260303P06815000","bid":71.0,"bid_size":12.0,"ask":71.9,"ask_size":7.0,"iv":0.1841,"open_interest":276.0,"volume":2.0,"delta":-0.4158,"gamma":0.0017,"vega":4.9335,"theta":-3.6998,"rho":-0.9583,"theo":71.5094,"change":-9.7,"open":53.33,"high":65.55,"low":53.33,"tick":"up","last_trade_price":65.55,"last_trade_time":"2026-02-18T15:00:28","percent_change":-12.8904,"prev_day_close":61.0499992370606},{"option":"SPXW260303C06820000","bid":113.3,"bid_size":3.0,"ask":114.2,"ask_size":13.0,"iv":0.1829,"open_interest":14.0,"volume":1.0,"delta":0.5762,"gamma":0.0017,"vega":4.9534,"theta":-3.6759,"rho":1.2609,"theo":113.6925,"change":25.17,"open":137.22,"high":137.22,"low":137.22,"tick":"up","last_trade_price":137.22,"last_trade_time":"2026-02-18T12:47:57","percent_change":22.4632,"prev_day_close":123.399997711182},{"option":"SPXW260303P06820000","bid":72.6,"bid_size":12.0,"ask":73.4,"ask_size":11.0,"iv":0.1829,"open_interest":90.0,"volume":11.0,"delta":-0.4238,"gamma":0.0017,"vega":4.9534,"theta":-3.6902,"rho":-0.9771,"theo":73.0573,"change":-29.4,"open":54.56,"high":54.56,"low":47.5,"tick":"down","last_trade_price":47.5,"last_trade_time":"2026-02-18T13:01:42","percent_change":-38.2315,"prev_day_close":62.4500007629394},{"option":"SPXW260303C06825000","bid":109.9,"bid_size":2.0,"ask":110.8,"ask_size":13.0,"iv":0.1816,"open_interest":44.0,"volume":5.0,"delta":0.5681,"gamma":0.0017,"vega":4.9716,"theta":-3.6662,"rho":1.2435,"theo":110.2802,"change":28.71,"open":131.4,"high":137.36,"low":131.4,"tick":"no_change","last_trade_price":137.36,"last_trade_time":"2026-02-18T10:56:20","percent_change":26.4243,"prev_day_close":119.849998474121},{"option":"SPXW260303P06825000","bid":74.2,"bid_size":6.0,"ask":75.0,"ask_size":12.0,"iv":0.1816,"open_interest":373.0,"volume":47.0,"delta":-0.4318,"gamma":0.0017,"vega":4.9716,"theta":-3.6787,"rho":-0.9962,"theo":74.638,"change":-10.0,"open":75.1,"high":75.1,"low":49.7,"tick":"up","last_trade_price":68.5,"last_trade_time":"2026-02-18T15:00:28","percent_change":-12.7389,"prev_day_close":63.8499984741211},{"option":"SPXW260303C06830000","bid":106.5,"bid_size":3.0,"ask":107.4,"ask_size":13.0,"iv":0.1804,"open_interest":21.0,"volume":2.0,"delta":0.5599,"gamma":0.0017,"vega":4.9878,"theta":-3.6546,"rho":1.2259,"theo":106.9013,"change":19.46,"open":128.33,"high":128.33,"low":124.81,"tick":"down","last_trade_price":124.81,"last_trade_time":"2026-02-18T13:42:49","percent_change":18.4718,"prev_day_close":116.299999237061},{"option":"SPXW260303P06830000","bid":75.8,"bid_size":12.0,"ask":76.6,"ask_size":11.0,"iv":0.1804,"open_interest":131.0,"volume":16.0,"delta":-0.4401,"gamma":0.0017,"vega":4.9878,"theta":-3.6654,"rho":-1.0154,"theo":76.2522,"change":-22.89,"open":76.7,"high":76.7,"low":49.84,"tick":"up","last_trade_price":57.36,"last_trade_time":"2026-02-18T13:48:39","percent_change":-28.5234,"prev_day_close":65.2999992370606},{"option":"SPXW260303C06835000","bid":103.2,"bid_size":2.0,"ask":104.0,"ask_size":3.0,"iv":0.1791,"open_interest":21.0,"volume":3.0,"delta":0.5515,"gamma":0.0017,"vega":5.002,"theta":-3.641,"rho":1.2082,"theo":103.5563,"change":22.38,"open":124.2,"high":125.43,"low":124.2,"tick":"down","last_trade_price":124.53,"last_trade_time":"2026-02-18T10:33:13","percent_change":21.909,"prev_day_close":112.700000762939},{"option":"SPXW260303P06835000","bid":77.4,"bid_size":12.0,"ask":78.3,"ask_size":7.0,"iv":0.1791,"open_interest":30.0,"volume":3.0,"delta":-0.4484,"gamma":0.0017,"vega":5.002,"theta":-3.6501,"rho":-1.0348,"theo":77.9003,"change":-17.55,"open":58.45,"high":64.5,"low":58.45,"tick":"up","last_trade_price":64.5,"last_trade_time":"2026-02-18T16:00:01","percent_change":-21.3894,"prev_day_close":66.8499984741211},{"option":"SPXW260303C06840000","bid":99.9,"bid_size":2.0,"ask":100.7,"ask_size":9.0,"iv":0.1778,"open_interest":63.0,"volume":1.0,"delta":0.543,"gamma":0.0018,"vega":5.0142,"theta":-3.6256,"rho":1.1903,"theo":100.2458,"change":22.18,"open":121.08,"high":121.08,"low":121.08,"tick":"up","last_trade_price":121.08,"last_trade_time":"2026-02-18T10:31:05","percent_change":22.4267,"prev_day_close":109.299999237061},{"option":"SPXW260303P06840000","bid":79.1,"bid_size":7.0,"ask":80.0,"ask_size":12.0,"iv":0.1778,"open_interest":252.0,"volume":3.0,"delta":-0.4569,"gamma":0.0018,"vega":5.0142,"theta":-3.6328,"rho":-1.0543,"theo":79.5829,"change":-10.7,"open":62.8,"high":73.15,"low":58.0,"tick":"up","last_trade_price":73.15,"last_trade_time":"2026-02-18T15:00:28","percent_change":-12.7609,"prev_day_close":68.3499984741211},{"option":"SPXW260303C06845000","bid":96.6,"bid_size":3.0,"ask":97.5,"ask_size":9.0,"iv":0.1766,"open_interest":14.0,"volume":7.0,"delta":0.5344,"gamma":0.0018,"vega":5.0243,"theta":-3.6081,"rho":1.1721,"theo":96.9704,"change":10.05,"open":111.96,"high":118.28,"low":111.96,"tick":"down","last_trade_price":117.29,"last_trade_time":"2026-02-18T10:33:13","percent_change":9.49457,"prev_day_close":105.849998474121},{"option":"SPXW260303P06845000","bid":80.8,"bid_size":7.0,"ask":81.7,"ask_size":7.0,"iv":0.1765,"open_interest":601.0,"volume":0.0,"delta":-0.4656,"gamma":0.0018,"vega":5.0243,"theta":-3.6136,"rho":-1.0741,"theo":81.3006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":85.16,"last_trade_time":"2026-02-17T15:50:01","percent_change":0.0,"prev_day_close":69.8999977111816},{"option":"SPXW260303C06850000","bid":93.4,"bid_size":3.0,"ask":94.2,"ask_size":9.0,"iv":0.1753,"open_interest":90.0,"volume":9.0,"delta":0.5256,"gamma":0.0018,"vega":5.0323,"theta":-3.5886,"rho":1.1535,"theo":93.7314,"change":13.3,"open":108.48,"high":114.48,"low":105.95,"tick":"down","last_trade_price":105.95,"last_trade_time":"2026-02-18T14:20:58","percent_change":14.3551,"prev_day_close":102.449996948242},{"option":"SPXW260303P06850000","bid":82.6,"bid_size":7.0,"ask":83.5,"ask_size":12.0,"iv":0.1755,"open_interest":986.0,"volume":308.0,"delta":-0.4743,"gamma":0.0018,"vega":5.0323,"theta":-3.5923,"rho":-1.0944,"theo":83.0546,"change":-15.45,"open":84.47,"high":84.47,"low":56.52,"tick":"no_change","last_trade_price":72.0,"last_trade_time":"2026-02-18T16:12:55","percent_change":-17.6672,"prev_day_close":71.5},{"option":"SPXW260303C06855000","bid":90.2,"bid_size":3.0,"ask":91.0,"ask_size":3.0,"iv":0.174,"open_interest":19.0,"volume":1.0,"delta":0.5167,"gamma":0.0018,"vega":5.0381,"theta":-3.567,"rho":1.1343,"theo":90.5301,"change":25.41,"open":114.91,"high":114.91,"low":114.91,"tick":"up","last_trade_price":114.91,"last_trade_time":"2026-02-18T10:16:22","percent_change":28.3911,"prev_day_close":99.1000022888184},{"option":"SPXW260303P06855000","bid":84.4,"bid_size":7.0,"ask":85.3,"ask_size":7.0,"iv":0.174,"open_interest":155.0,"volume":15.0,"delta":-0.4832,"gamma":0.0018,"vega":5.0381,"theta":-3.569,"rho":-1.1152,"theo":84.8464,"change":0.5,"open":84.14,"high":84.14,"low":67.84,"tick":"down","last_trade_price":67.84,"last_trade_time":"2026-02-18T14:12:40","percent_change":0.683991,"prev_day_close":73.1000022888184},{"option":"SPXW260303C06860000","bid":87.0,"bid_size":3.0,"ask":87.9,"ask_size":13.0,"iv":0.1728,"open_interest":110.0,"volume":5.0,"delta":0.5077,"gamma":0.0018,"vega":5.0415,"theta":-3.5432,"rho":1.1146,"theo":87.3681,"change":14.75,"open":92.71,"high":101.2,"low":92.71,"tick":"up","last_trade_price":101.2,"last_trade_time":"2026-02-18T15:52:55","percent_change":17.0619,"prev_day_close":95.75},{"option":"SPXW260303P06860000","bid":86.2,"bid_size":7.0,"ask":87.1,"ask_size":7.0,"iv":0.1725,"open_interest":121.0,"volume":33.0,"delta":-0.4923,"gamma":0.0018,"vega":5.0415,"theta":-3.5434,"rho":-1.1365,"theo":86.6775,"change":-19.67,"open":77.62,"high":77.62,"low":71.58,"tick":"down","last_trade_price":71.58,"last_trade_time":"2026-02-18T15:50:24","percent_change":-21.5562,"prev_day_close":74.7999992370606},{"option":"SPXW260303C06865000","bid":83.9,"bid_size":7.0,"ask":84.8,"ask_size":13.0,"iv":0.1714,"open_interest":37.0,"volume":0.0,"delta":0.4985,"gamma":0.0018,"vega":5.0424,"theta":-3.5172,"rho":1.0946,"theo":84.247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":83.3,"last_trade_time":"2026-02-17T15:50:31","percent_change":0.0,"prev_day_close":92.4499969482422},{"option":"SPXW260303P06865000","bid":88.1,"bid_size":7.0,"ask":89.0,"ask_size":7.0,"iv":0.1713,"open_interest":17.0,"volume":18.0,"delta":-0.5014,"gamma":0.0018,"vega":5.0424,"theta":-3.5157,"rho":-1.1582,"theo":88.5494,"change":-16.2,"open":63.22,"high":85.0,"low":63.22,"tick":"down","last_trade_price":77.1,"last_trade_time":"2026-02-18T15:40:09","percent_change":-17.3633,"prev_day_close":76.5},{"option":"SPXW260303C06870000","bid":80.8,"bid_size":7.0,"ask":81.7,"ask_size":13.0,"iv":0.1701,"open_interest":50.0,"volume":6.0,"delta":0.4892,"gamma":0.0018,"vega":5.0408,"theta":-3.4891,"rho":1.0744,"theo":81.1678,"change":2.0,"open":102.42,"high":102.42,"low":82.45,"tick":"down","last_trade_price":82.45,"last_trade_time":"2026-02-18T15:17:07","percent_change":2.48602,"prev_day_close":89.25},{"option":"SPXW260303P06870000","bid":90.0,"bid_size":3.0,"ask":90.9,"ask_size":3.0,"iv":0.17,"open_interest":550.0,"volume":30.0,"delta":-0.5108,"gamma":0.0018,"vega":5.0408,"theta":-3.4858,"rho":-1.18,"theo":90.4633,"change":0.46,"open":89.82,"high":89.82,"low":63.9,"tick":"up","last_trade_price":74.85,"last_trade_time":"2026-02-18T15:59:25","percent_change":0.588234,"prev_day_close":78.2000007629394},{"option":"SPXW260303C06875000","bid":77.8,"bid_size":7.0,"ask":78.7,"ask_size":18.0,"iv":0.1687,"open_interest":28.0,"volume":20.0,"delta":0.4797,"gamma":0.0019,"vega":5.0364,"theta":-3.4586,"rho":1.0541,"theo":78.1316,"change":10.95,"open":102.05,"high":102.05,"low":79.3,"tick":"up","last_trade_price":88.5,"last_trade_time":"2026-02-18T15:46:47","percent_change":14.1199,"prev_day_close":86.0},{"option":"SPXW260303P06875000","bid":92.0,"bid_size":3.0,"ask":92.9,"ask_size":3.0,"iv":0.1686,"open_interest":48.0,"volume":14.0,"delta":-0.5202,"gamma":0.0019,"vega":5.0364,"theta":-3.4536,"rho":-1.202,"theo":92.4202,"change":-12.95,"open":89.8,"high":89.8,"low":68.3,"tick":"up","last_trade_price":84.4,"last_trade_time":"2026-02-18T15:34:16","percent_change":-13.3025,"prev_day_close":80.0499992370606},{"option":"SPXW260303C06880000","bid":74.8,"bid_size":7.0,"ask":75.7,"ask_size":18.0,"iv":0.1674,"open_interest":112.0,"volume":6.0,"delta":0.4702,"gamma":0.0019,"vega":5.0294,"theta":-3.426,"rho":1.0337,"theo":75.1392,"change":5.35,"open":76.9,"high":83.38,"low":76.9,"tick":"down","last_trade_price":80.0,"last_trade_time":"2026-02-18T15:31:29","percent_change":7.16678,"prev_day_close":82.8499984741211},{"option":"SPXW260303P06880000","bid":94.0,"bid_size":3.0,"ask":94.9,"ask_size":3.0,"iv":0.1673,"open_interest":86.0,"volume":16.0,"delta":-0.5298,"gamma":0.0019,"vega":5.0294,"theta":-3.4192,"rho":-1.224,"theo":94.4209,"change":-18.25,"open":69.8,"high":85.12,"low":68.82,"tick":"down","last_trade_price":81.25,"last_trade_time":"2026-02-18T16:07:21","percent_change":-18.3417,"prev_day_close":81.8499984741211},{"option":"SPXW260303C06885000","bid":71.9,"bid_size":6.0,"ask":72.7,"ask_size":7.0,"iv":0.166,"open_interest":26.0,"volume":5.0,"delta":0.4604,"gamma":0.0019,"vega":5.0194,"theta":-3.3911,"rho":1.0129,"theo":72.1921,"change":7.55,"open":93.33,"high":93.33,"low":74.15,"tick":"up","last_trade_price":79.35,"last_trade_time":"2026-02-18T15:45:20","percent_change":10.5153,"prev_day_close":79.75},{"option":"SPXW260303P06885000","bid":96.0,"bid_size":3.0,"ask":96.9,"ask_size":3.0,"iv":0.166,"open_interest":36.0,"volume":17.0,"delta":-0.5395,"gamma":0.0019,"vega":5.0194,"theta":-3.3826,"rho":-1.2464,"theo":96.4668,"change":0.42,"open":95.9,"high":95.9,"low":79.0,"tick":"down","last_trade_price":84.25,"last_trade_time":"2026-02-18T15:45:20","percent_change":0.501791,"prev_day_close":83.7000007629394},{"option":"SPXW260303C06890000","bid":69.0,"bid_size":7.0,"ask":69.8,"ask_size":7.0,"iv":0.1647,"open_interest":29.0,"volume":9.0,"delta":0.4506,"gamma":0.0019,"vega":5.0062,"theta":-3.354,"rho":0.9917,"theo":69.2922,"change":8.6,"open":91.7,"high":91.7,"low":77.6,"tick":"down","last_trade_price":77.6,"last_trade_time":"2026-02-18T15:45:51","percent_change":12.4638,"prev_day_close":76.6500015258789},{"option":"SPXW260303P06890000","bid":98.2,"bid_size":2.0,"ask":99.0,"ask_size":3.0,"iv":0.1646,"open_interest":158.0,"volume":76.0,"delta":-0.5494,"gamma":0.0019,"vega":5.0062,"theta":-3.3437,"rho":-1.2693,"theo":98.56,"change":-18.94,"open":74.83,"high":88.6,"low":69.62,"tick":"up","last_trade_price":84.86,"last_trade_time":"2026-02-18T16:07:21","percent_change":-18.2466,"prev_day_close":85.6000022888184},{"option":"SPXW260303C06895000","bid":66.1,"bid_size":12.0,"ask":67.0,"ask_size":13.0,"iv":0.1633,"open_interest":7.0,"volume":2.0,"delta":0.4406,"gamma":0.0019,"vega":4.9898,"theta":-3.3146,"rho":0.9698,"theo":66.4419,"change":3.41,"open":69.64,"high":69.71,"low":69.64,"tick":"up","last_trade_price":69.71,"last_trade_time":"2026-02-18T14:58:17","percent_change":5.14329,"prev_day_close":73.6000022888184},{"option":"SPXW260303P06895000","bid":100.3,"bid_size":3.0,"ask":101.2,"ask_size":3.0,"iv":0.1632,"open_interest":25.0,"volume":26.0,"delta":-0.5594,"gamma":0.0019,"vega":4.9898,"theta":-3.3025,"rho":-1.2928,"theo":100.7028,"change":-22.24,"open":83.0,"high":97.0,"low":73.5,"tick":"up","last_trade_price":83.86,"last_trade_time":"2026-02-18T15:48:45","percent_change":-20.9614,"prev_day_close":87.6000022888184},{"option":"SPXW260303C06900000","bid":63.4,"bid_size":6.0,"ask":64.2,"ask_size":18.0,"iv":0.1619,"open_interest":81.0,"volume":49.0,"delta":0.4305,"gamma":0.0019,"vega":4.9698,"theta":-3.2729,"rho":0.9476,"theo":63.6437,"change":9.52,"open":70.37,"high":85.0,"low":70.0,"tick":"down","last_trade_price":73.12,"last_trade_time":"2026-02-18T16:14:42","percent_change":14.9686,"prev_day_close":70.6500015258789},{"option":"SPXW260303P06900000","bid":102.5,"bid_size":3.0,"ask":103.4,"ask_size":3.0,"iv":0.1618,"open_interest":407.0,"volume":322.0,"delta":-0.5695,"gamma":0.0019,"vega":4.9698,"theta":-3.2591,"rho":-1.3167,"theo":102.8977,"change":1.42,"open":102.88,"high":102.88,"low":75.0,"tick":"up","last_trade_price":88.54,"last_trade_time":"2026-02-18T16:14:42","percent_change":1.58482,"prev_day_close":89.6000022888184},{"option":"SPXW260303C06905000","bid":60.6,"bid_size":7.0,"ask":61.5,"ask_size":13.0,"iv":0.1606,"open_interest":19.0,"volume":6.0,"delta":0.4203,"gamma":0.0019,"vega":4.9464,"theta":-3.2289,"rho":0.9251,"theo":60.8995,"change":20.05,"open":78.18,"high":81.0,"low":78.18,"tick":"up","last_trade_price":81.0,"last_trade_time":"2026-02-18T12:06:52","percent_change":32.8958,"prev_day_close":67.7000007629394},{"option":"SPXW260303P06905000","bid":104.7,"bid_size":3.0,"ask":105.7,"ask_size":3.0,"iv":0.1606,"open_interest":11.0,"volume":4.0,"delta":-0.5797,"gamma":0.0019,"vega":4.9464,"theta":-3.2133,"rho":-1.3408,"theo":105.1466,"change":-24.0,"open":81.97,"high":86.7,"low":75.6,"tick":"up","last_trade_price":86.7,"last_trade_time":"2026-02-18T13:52:41","percent_change":-21.6802,"prev_day_close":91.6500015258789},{"option":"SPXW260303C06910000","bid":57.9,"bid_size":19.0,"ask":58.8,"ask_size":19.0,"iv":0.1592,"open_interest":100.0,"volume":44.0,"delta":0.4099,"gamma":0.0019,"vega":4.9198,"theta":-3.1826,"rho":0.9027,"theo":58.211,"change":8.82,"open":79.15,"high":79.15,"low":67.17,"tick":"down","last_trade_price":67.17,"last_trade_time":"2026-02-18T14:34:53","percent_change":15.1157,"prev_day_close":64.7999992370606},{"option":"SPXW260303P06910000","bid":107.0,"bid_size":3.0,"ask":108.0,"ask_size":3.0,"iv":0.1591,"open_interest":134.0,"volume":15.0,"delta":-0.59,"gamma":0.0019,"vega":4.9198,"theta":-3.1654,"rho":-1.3649,"theo":107.4511,"change":-20.8,"open":80.75,"high":101.51,"low":76.72,"tick":"down","last_trade_price":92.3,"last_trade_time":"2026-02-18T15:46:11","percent_change":-18.3908,"prev_day_close":93.7999992370606},{"option":"SPXW260303C06915000","bid":55.3,"bid_size":13.0,"ask":56.1,"ask_size":7.0,"iv":0.1578,"open_interest":21.0,"volume":12.0,"delta":0.3995,"gamma":0.0019,"vega":4.89,"theta":-3.1342,"rho":0.8802,"theo":55.5794,"change":9.76,"open":72.79,"high":72.79,"low":65.56,"tick":"no_change","last_trade_price":65.56,"last_trade_time":"2026-02-18T14:14:24","percent_change":17.491,"prev_day_close":61.9500007629394},{"option":"SPXW260303P06915000","bid":109.4,"bid_size":3.0,"ask":110.3,"ask_size":3.0,"iv":0.1579,"open_interest":32.0,"volume":2.0,"delta":-0.6005,"gamma":0.0019,"vega":4.89,"theta":-3.1152,"rho":-1.389,"theo":109.8126,"change":-23.6,"open":92.0,"high":92.0,"low":92.0,"tick":"down","last_trade_price":92.0,"last_trade_time":"2026-02-18T14:16:18","percent_change":-20.4152,"prev_day_close":95.8999977111816},{"option":"SPXW260303C06920000","bid":52.7,"bid_size":19.0,"ask":53.5,"ask_size":7.0,"iv":0.1564,"open_interest":51.0,"volume":6.0,"delta":0.389,"gamma":0.0019,"vega":4.8566,"theta":-3.0837,"rho":0.8575,"theo":53.0064,"change":8.25,"open":57.13,"high":71.27,"low":57.13,"tick":"down","last_trade_price":61.55,"last_trade_time":"2026-02-18T16:14:36","percent_change":15.4784,"prev_day_close":59.2000007629394},{"option":"SPXW260303P06920000","bid":111.8,"bid_size":3.0,"ask":112.7,"ask_size":2.0,"iv":0.1565,"open_interest":167.0,"volume":43.0,"delta":-0.611,"gamma":0.0019,"vega":4.8566,"theta":-3.0629,"rho":-1.4133,"theo":112.2327,"change":-14.06,"open":93.45,"high":104.04,"low":81.32,"tick":"up","last_trade_price":104.04,"last_trade_time":"2026-02-18T15:30:41","percent_change":-11.9052,"prev_day_close":98.1000022888184},{"option":"SPXW260303C06925000","bid":50.2,"bid_size":20.0,"ask":51.0,"ask_size":8.0,"iv":0.1551,"open_interest":61.0,"volume":16.0,"delta":0.3783,"gamma":0.0019,"vega":4.8191,"theta":-3.0311,"rho":0.8343,"theo":50.4943,"change":8.05,"open":70.2,"high":70.2,"low":58.9,"tick":"down","last_trade_price":58.9,"last_trade_time":"2026-02-18T14:32:47","percent_change":15.8309,"prev_day_close":56.4500007629394},{"option":"SPXW260303P06925000","bid":114.3,"bid_size":4.0,"ask":115.2,"ask_size":4.0,"iv":0.1552,"open_interest":204.0,"volume":8.0,"delta":-0.6216,"gamma":0.0019,"vega":4.8191,"theta":-3.0086,"rho":-1.4381,"theo":114.7137,"change":-21.79,"open":86.6,"high":112.5,"low":82.2,"tick":"down","last_trade_price":98.81,"last_trade_time":"2026-02-18T15:46:08","percent_change":-18.068,"prev_day_close":100.399997711182},{"option":"SPXW260303C06930000","bid":47.8,"bid_size":7.0,"ask":48.6,"ask_size":20.0,"iv":0.1538,"open_interest":142.0,"volume":105.0,"delta":0.3676,"gamma":0.0019,"vega":4.7772,"theta":-2.9765,"rho":0.8107,"theo":48.0454,"change":8.13,"open":62.65,"high":66.6,"low":56.58,"tick":"down","last_trade_price":56.58,"last_trade_time":"2026-02-18T15:47:46","percent_change":16.7802,"prev_day_close":53.7999992370606},{"option":"SPXW260303P06930000","bid":116.8,"bid_size":3.0,"ask":117.7,"ask_size":2.0,"iv":0.1537,"open_interest":72.0,"volume":52.0,"delta":-0.6324,"gamma":0.0019,"vega":4.7772,"theta":-2.9522,"rho":-1.4634,"theo":117.2578,"change":-14.48,"open":91.16,"high":108.72,"low":84.25,"tick":"up","last_trade_price":108.72,"last_trade_time":"2026-02-18T15:30:41","percent_change":-11.7532,"prev_day_close":102.700000762939},{"option":"SPXW260303C06935000","bid":45.3,"bid_size":14.0,"ask":46.1,"ask_size":8.0,"iv":0.1523,"open_interest":12.0,"volume":1.0,"delta":0.3568,"gamma":0.0019,"vega":4.7311,"theta":-2.9197,"rho":0.7867,"theo":45.6615,"change":13.7,"open":59.85,"high":59.85,"low":59.85,"tick":"up","last_trade_price":59.85,"last_trade_time":"2026-02-18T10:09:05","percent_change":29.6858,"prev_day_close":51.1500015258789},{"option":"SPXW260303P06935000","bid":119.4,"bid_size":3.0,"ask":120.3,"ask_size":3.0,"iv":0.1524,"open_interest":13.0,"volume":10.0,"delta":-0.6431,"gamma":0.0019,"vega":4.7311,"theta":-2.8937,"rho":-1.489,"theo":119.867,"change":-32.51,"open":93.39,"high":93.39,"low":93.39,"tick":"down","last_trade_price":93.39,"last_trade_time":"2026-02-18T10:26:20","percent_change":-25.8221,"prev_day_close":105.100002288818},{"option":"SPXW260303C06940000","bid":43.0,"bid_size":21.0,"ask":43.8,"ask_size":15.0,"iv":0.151,"open_interest":32.0,"volume":22.0,"delta":0.346,"gamma":0.0019,"vega":4.6811,"theta":-2.861,"rho":0.7629,"theo":43.3432,"change":10.38,"open":58.58,"high":59.1,"low":51.74,"tick":"up","last_trade_price":54.23,"last_trade_time":"2026-02-18T15:54:40","percent_change":23.6716,"prev_day_close":48.6000003814697},{"option":"SPXW260303P06940000","bid":122.1,"bid_size":2.0,"ask":123.0,"ask_size":3.0,"iv":0.1509,"open_interest":104.0,"volume":4.0,"delta":-0.654,"gamma":0.0019,"vega":4.6811,"theta":-2.8332,"rho":-1.5144,"theo":122.5417,"change":-40.3,"open":123.12,"high":123.12,"low":88.2,"tick":"down","last_trade_price":88.2,"last_trade_time":"2026-02-18T11:32:39","percent_change":-31.3619,"prev_day_close":107.5},{"option":"SPXW260303C06945000","bid":40.7,"bid_size":15.0,"ask":41.5,"ask_size":9.0,"iv":0.1496,"open_interest":17.0,"volume":5.0,"delta":0.3351,"gamma":0.0019,"vega":4.6278,"theta":-2.8003,"rho":0.7393,"theo":41.0901,"change":10.95,"open":46.7,"high":56.4,"low":46.7,"tick":"down","last_trade_price":52.6,"last_trade_time":"2026-02-18T13:32:26","percent_change":26.2905,"prev_day_close":46.1500015258789},{"option":"SPXW260303P06945000","bid":124.8,"bid_size":1.0,"ask":125.7,"ask_size":1.0,"iv":0.1495,"open_interest":12.0,"volume":0.0,"delta":-0.6648,"gamma":0.0019,"vega":4.6278,"theta":-2.7708,"rho":-1.5397,"theo":125.2817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.97,"last_trade_time":"2026-02-17T15:19:21","percent_change":0.0,"prev_day_close":109.950000762939},{"option":"SPXW260303C06950000","bid":38.5,"bid_size":22.0,"ask":39.3,"ask_size":16.0,"iv":0.1483,"open_interest":491.0,"volume":35.0,"delta":0.3242,"gamma":0.0019,"vega":4.571,"theta":-2.7378,"rho":0.7157,"theo":38.9014,"change":2.12,"open":55.78,"high":55.78,"low":39.71,"tick":"down","last_trade_price":45.73,"last_trade_time":"2026-02-18T16:14:36","percent_change":4.85681,"prev_day_close":43.6500015258789},{"option":"SPXW260303P06950000","bid":127.5,"bid_size":1.0,"ask":128.7,"ask_size":1.0,"iv":0.1481,"open_interest":132.0,"volume":24.0,"delta":-0.6757,"gamma":0.0019,"vega":4.571,"theta":-2.7065,"rho":-1.565,"theo":128.0862,"change":1.25,"open":101.9,"high":116.07,"low":97.53,"tick":"up","last_trade_price":116.07,"last_trade_time":"2026-02-18T14:51:56","percent_change":1.10963,"prev_day_close":112.650001525879},{"option":"SPXW260303C06955000","bid":36.3,"bid_size":15.0,"ask":37.1,"ask_size":9.0,"iv":0.1468,"open_interest":23.0,"volume":3.0,"delta":0.3133,"gamma":0.0019,"vega":4.5098,"theta":-2.6733,"rho":0.6918,"theo":36.7769,"change":5.55,"open":51.2,"high":51.2,"low":39.2,"tick":"down","last_trade_price":39.2,"last_trade_time":"2026-02-18T15:07:42","percent_change":13.4545,"prev_day_close":41.25},{"option":"SPXW260303P06955000","bid":130.2,"bid_size":1.0,"ask":131.3,"ask_size":1.0,"iv":0.1466,"open_interest":12.0,"volume":11.0,"delta":-0.6867,"gamma":0.0019,"vega":4.5098,"theta":-2.6402,"rho":-1.5905,"theo":130.9547,"change":-42.9,"open":102.72,"high":102.72,"low":94.1,"tick":"down","last_trade_price":94.1,"last_trade_time":"2026-02-18T11:05:24","percent_change":-31.3139,"prev_day_close":115.100002288818},{"option":"SPXW260303C06960000","bid":34.2,"bid_size":23.0,"ask":35.0,"ask_size":17.0,"iv":0.1454,"open_interest":811.0,"volume":0.0,"delta":0.3023,"gamma":0.0019,"vega":4.4437,"theta":-2.6068,"rho":0.6674,"theo":34.7164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.97,"last_trade_time":"2026-02-17T15:42:03","percent_change":0.0,"prev_day_close":38.9500007629394},{"option":"SPXW260303P06960000","bid":133.0,"bid_size":1.0,"ask":134.2,"ask_size":1.0,"iv":0.1452,"open_interest":39.0,"volume":0.0,"delta":-0.6976,"gamma":0.0019,"vega":4.4437,"theta":-2.572,"rho":-1.6165,"theo":133.8872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":132.54,"last_trade_time":"2026-02-17T14:51:39","percent_change":0.0,"prev_day_close":117.849998474121},{"option":"SPXW260303C06965000","bid":32.2,"bid_size":16.0,"ask":33.0,"ask_size":10.0,"iv":0.1441,"open_interest":19.0,"volume":5.0,"delta":0.2914,"gamma":0.0019,"vega":4.3727,"theta":-2.5383,"rho":0.643,"theo":32.7192,"change":13.05,"open":34.55,"high":46.4,"low":34.55,"tick":"up","last_trade_price":46.4,"last_trade_time":"2026-02-18T11:05:06","percent_change":39.1304,"prev_day_close":36.75},{"option":"SPXW260303P06965000","bid":134.3,"bid_size":12.0,"ask":139.1,"ask_size":12.0,"iv":0.1443,"open_interest":4.0,"volume":1.0,"delta":-0.7086,"gamma":0.0019,"vega":4.3727,"theta":-2.5018,"rho":-1.6426,"theo":136.8831,"change":-36.5,"open":106.2,"high":106.2,"low":106.2,"tick":"down","last_trade_price":106.2,"last_trade_time":"2026-02-18T10:06:14","percent_change":-25.5781,"prev_day_close":120.549999237061},{"option":"SPXW260303C06970000","bid":30.2,"bid_size":24.0,"ask":31.0,"ask_size":18.0,"iv":0.1426,"open_interest":364.0,"volume":21.0,"delta":0.2804,"gamma":0.0018,"vega":4.2976,"theta":-2.4679,"rho":0.6188,"theo":30.7838,"change":1.95,"open":33.8,"high":44.9,"low":33.4,"tick":"down","last_trade_price":33.4,"last_trade_time":"2026-02-18T15:05:34","percent_change":6.20032,"prev_day_close":34.5499992370606},{"option":"SPXW260303P06970000","bid":137.4,"bid_size":12.0,"ask":142.2,"ask_size":12.0,"iv":0.143,"open_interest":34.0,"volume":6.0,"delta":-0.7196,"gamma":0.0018,"vega":4.2976,"theta":-2.4296,"rho":-1.6684,"theo":139.9408,"change":-42.72,"open":102.83,"high":102.83,"low":102.83,"tick":"down","last_trade_price":102.83,"last_trade_time":"2026-02-18T11:31:27","percent_change":-29.3507,"prev_day_close":123.349998474121},{"option":"SPXW260303C06975000","bid":28.3,"bid_size":25.0,"ask":29.1,"ask_size":19.0,"iv":0.1412,"open_interest":149.0,"volume":26.0,"delta":0.2694,"gamma":0.0018,"vega":4.2192,"theta":-2.3954,"rho":0.5949,"theo":28.9083,"change":4.05,"open":32.57,"high":42.1,"low":29.6,"tick":"up","last_trade_price":33.7,"last_trade_time":"2026-02-18T15:46:41","percent_change":13.6594,"prev_day_close":32.3999996185303},{"option":"SPXW260303P06975000","bid":140.5,"bid_size":12.0,"ask":145.2,"ask_size":12.0,"iv":0.1414,"open_interest":12.0,"volume":0.0,"delta":-0.7306,"gamma":0.0018,"vega":4.2192,"theta":-2.3553,"rho":-1.694,"theo":143.0584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.36,"last_trade_time":"2026-02-17T15:25:53","percent_change":0.0,"prev_day_close":126.299995422363},{"option":"SPXW260303C06980000","bid":26.6,"bid_size":7.0,"ask":27.2,"ask_size":19.0,"iv":0.14,"open_interest":145.0,"volume":11.0,"delta":0.2584,"gamma":0.0018,"vega":4.1373,"theta":-2.3209,"rho":0.571,"theo":27.0914,"change":4.38,"open":39.7,"high":39.7,"low":32.23,"tick":"down","last_trade_price":32.23,"last_trade_time":"2026-02-18T16:14:36","percent_change":15.7271,"prev_day_close":30.4000005722046},{"option":"SPXW260303P06980000","bid":143.6,"bid_size":12.0,"ask":148.4,"ask_size":15.0,"iv":0.1401,"open_interest":20.0,"volume":2.0,"delta":-0.7415,"gamma":0.0018,"vega":4.1373,"theta":-2.2791,"rho":-1.7195,"theo":146.2346,"change":-24.07,"open":128.13,"high":128.13,"low":128.13,"tick":"down","last_trade_price":128.13,"last_trade_time":"2026-02-18T16:07:21","percent_change":-15.8147,"prev_day_close":129.149997711182},{"option":"SPXW260303C06985000","bid":24.8,"bid_size":18.0,"ask":25.5,"ask_size":11.0,"iv":0.1386,"open_interest":558.0,"volume":28.0,"delta":0.2475,"gamma":0.0018,"vega":4.0504,"theta":-2.2446,"rho":0.5468,"theo":25.3333,"change":1.06,"open":27.17,"high":38.1,"low":27.17,"tick":"down","last_trade_price":27.21,"last_trade_time":"2026-02-18T15:31:29","percent_change":4.05354,"prev_day_close":28.4000005722046},{"option":"SPXW260303P06985000","bid":146.8,"bid_size":12.0,"ask":151.6,"ask_size":12.0,"iv":0.1389,"open_interest":0.0,"volume":0.0,"delta":-0.7525,"gamma":0.0018,"vega":4.0504,"theta":-2.201,"rho":-1.7454,"theo":149.4695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.5,"last_trade_time":"2026-02-11T10:24:14","percent_change":0.0,"prev_day_close":131.849998474121},{"option":"SPXW260303C06990000","bid":23.1,"bid_size":18.0,"ask":23.8,"ask_size":21.0,"iv":0.1372,"open_interest":149.0,"volume":96.0,"delta":0.2366,"gamma":0.0018,"vega":3.958,"theta":-2.1663,"rho":0.5223,"theo":23.6351,"change":4.53,"open":25.41,"high":36.4,"low":24.51,"tick":"up","last_trade_price":28.98,"last_trade_time":"2026-02-18T15:59:20","percent_change":18.5276,"prev_day_close":26.5},{"option":"SPXW260303P06990000","bid":150.2,"bid_size":12.0,"ask":154.9,"ask_size":12.0,"iv":0.1373,"open_interest":11.0,"volume":0.0,"delta":-0.7634,"gamma":0.0018,"vega":3.958,"theta":-2.121,"rho":-1.7714,"theo":152.7644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":148.16,"last_trade_time":"2026-02-17T14:35:15","percent_change":0.0,"prev_day_close":135.349998474121},{"option":"SPXW260303C06995000","bid":21.5,"bid_size":18.0,"ask":22.2,"ask_size":18.0,"iv":0.1359,"open_interest":337.0,"volume":48.0,"delta":0.2257,"gamma":0.0017,"vega":3.8606,"theta":-2.0863,"rho":0.4981,"theo":21.9977,"change":4.08,"open":23.95,"high":34.3,"low":23.95,"tick":"up","last_trade_price":26.98,"last_trade_time":"2026-02-18T15:59:20","percent_change":17.8166,"prev_day_close":24.6999998092651},{"option":"SPXW260303P06995000","bid":153.5,"bid_size":12.0,"ask":158.3,"ask_size":12.0,"iv":0.1362,"open_interest":0.0,"volume":0.0,"delta":-0.7743,"gamma":0.0017,"vega":3.8606,"theta":-2.0392,"rho":-1.7973,"theo":156.1201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":137.599998474121},{"option":"SPXW260303C07000000","bid":20.0,"bid_size":8.0,"ask":20.6,"ask_size":22.0,"iv":0.1346,"open_interest":707.0,"volume":131.0,"delta":0.2148,"gamma":0.0017,"vega":3.76,"theta":-2.0047,"rho":0.4744,"theo":20.4211,"change":1.8,"open":20.88,"high":32.27,"low":20.88,"tick":"up","last_trade_price":21.7,"last_trade_time":"2026-02-18T15:34:13","percent_change":7.86026,"prev_day_close":22.9000005722046},{"option":"SPXW260303P07000000","bid":156.9,"bid_size":7.0,"ask":161.7,"ask_size":7.0,"iv":0.1348,"open_interest":165.0,"volume":0.0,"delta":-0.7851,"gamma":0.0017,"vega":3.76,"theta":-1.9559,"rho":-1.8226,"theo":159.5366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.0,"last_trade_time":"2026-02-12T11:14:01","percent_change":0.0,"prev_day_close":141.400001525879},{"option":"SPXW260303C07005000","bid":18.5,"bid_size":18.0,"ask":19.1,"ask_size":11.0,"iv":0.1332,"open_interest":41.0,"volume":19.0,"delta":0.204,"gamma":0.0017,"vega":3.6564,"theta":-1.9218,"rho":0.4509,"theo":18.9063,"change":4.4,"open":28.22,"high":29.5,"low":24.3,"tick":"down","last_trade_price":24.3,"last_trade_time":"2026-02-18T14:23:56","percent_change":22.1105,"prev_day_close":21.1999998092651},{"option":"SPXW260303P07005000","bid":160.5,"bid_size":7.0,"ask":165.2,"ask_size":7.0,"iv":0.1336,"open_interest":2.0,"volume":0.0,"delta":-0.7959,"gamma":0.0017,"vega":3.6564,"theta":-1.8712,"rho":-1.8478,"theo":163.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":185.01,"last_trade_time":"2026-02-13T15:59:58","percent_change":0.0,"prev_day_close":145.0},{"option":"SPXW260303C07010000","bid":17.1,"bid_size":18.0,"ask":17.7,"ask_size":24.0,"iv":0.132,"open_interest":46.0,"volume":30.0,"delta":0.1934,"gamma":0.0016,"vega":3.5485,"theta":-1.8378,"rho":0.4272,"theo":17.4554,"change":2.89,"open":19.75,"high":28.35,"low":17.98,"tick":"up","last_trade_price":21.39,"last_trade_time":"2026-02-18T15:50:30","percent_change":15.6216,"prev_day_close":19.6499996185303},{"option":"SPXW260303P07010000","bid":164.2,"bid_size":2.0,"ask":168.8,"ask_size":7.0,"iv":0.1321,"open_interest":7.0,"volume":2.0,"delta":-0.8066,"gamma":0.0016,"vega":3.5485,"theta":-1.7855,"rho":-1.8731,"theo":166.5571,"change":-26.01,"open":146.89,"high":146.89,"low":146.89,"tick":"down","last_trade_price":146.89,"last_trade_time":"2026-02-18T16:07:21","percent_change":-15.0434,"prev_day_close":148.150001525879},{"option":"SPXW260303C07015000","bid":15.7,"bid_size":19.0,"ask":16.4,"ask_size":12.0,"iv":0.1306,"open_interest":14.0,"volume":9.0,"delta":0.1828,"gamma":0.0016,"vega":3.4353,"theta":-1.7531,"rho":0.4036,"theo":16.0716,"change":7.79,"open":21.34,"high":24.94,"low":21.34,"tick":"up","last_trade_price":24.94,"last_trade_time":"2026-02-18T10:40:04","percent_change":45.4227,"prev_day_close":18.0999994277954},{"option":"SPXW260303P07015000","bid":167.7,"bid_size":7.0,"ask":172.4,"ask_size":7.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":-0.8171,"gamma":0.0016,"vega":3.4353,"theta":-1.699,"rho":-1.8984,"theo":170.1663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":152.099998474121},{"option":"SPXW260303C07020000","bid":14.5,"bid_size":39.0,"ask":15.0,"ask_size":35.0,"iv":0.1292,"open_interest":78.0,"volume":18.0,"delta":0.1724,"gamma":0.0016,"vega":3.318,"theta":-1.668,"rho":0.3805,"theo":14.7565,"change":1.9,"open":19.82,"high":22.85,"low":16.95,"tick":"up","last_trade_price":17.7,"last_trade_time":"2026-02-18T15:59:59","percent_change":12.0253,"prev_day_close":16.6499996185303},{"option":"SPXW260303P07020000","bid":171.4,"bid_size":7.0,"ask":176.1,"ask_size":7.0,"iv":0.1294,"open_interest":2.0,"volume":0.0,"delta":-0.8275,"gamma":0.0016,"vega":3.318,"theta":-1.6122,"rho":-1.9231,"theo":173.8443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.89,"last_trade_time":"2026-02-13T16:00:21","percent_change":0.0,"prev_day_close":155.25},{"option":"SPXW260303C07025000","bid":13.3,"bid_size":31.0,"ask":13.8,"ask_size":36.0,"iv":0.128,"open_interest":266.0,"volume":25.0,"delta":0.1622,"gamma":0.0015,"vega":3.199,"theta":-1.5829,"rho":0.3582,"theo":13.5109,"change":-0.1,"open":17.27,"high":21.73,"low":13.84,"tick":"up","last_trade_price":14.5,"last_trade_time":"2026-02-18T15:34:28","percent_change":-0.684931,"prev_day_close":15.25},{"option":"SPXW260303P07025000","bid":175.2,"bid_size":7.0,"ask":179.9,"ask_size":7.0,"iv":0.1282,"open_interest":20.0,"volume":0.0,"delta":-0.8378,"gamma":0.0015,"vega":3.199,"theta":-1.5253,"rho":-1.9471,"theo":177.5918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.49,"last_trade_time":"2026-02-13T16:00:21","percent_change":0.0,"prev_day_close":158.75},{"option":"SPXW260303C07030000","bid":12.2,"bid_size":20.0,"ask":12.6,"ask_size":36.0,"iv":0.1267,"open_interest":160.0,"volume":29.0,"delta":0.1522,"gamma":0.0015,"vega":3.0785,"theta":-1.4982,"rho":0.3362,"theo":12.336,"change":1.71,"open":14.12,"high":19.78,"low":13.1,"tick":"down","last_trade_price":15.21,"last_trade_time":"2026-02-18T16:14:36","percent_change":12.6667,"prev_day_close":13.9500002861023},{"option":"SPXW260303P07030000","bid":178.9,"bid_size":7.0,"ask":183.7,"ask_size":7.0,"iv":0.1269,"open_interest":9.0,"volume":0.0,"delta":-0.8478,"gamma":0.0015,"vega":3.0785,"theta":-1.4389,"rho":-1.9707,"theo":181.4099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":141.0,"last_trade_time":"2026-02-11T10:28:51","percent_change":0.0,"prev_day_close":162.649993896484},{"option":"SPXW260303C07040000","bid":10.1,"bid_size":34.0,"ask":10.6,"ask_size":39.0,"iv":0.1241,"open_interest":86.0,"volume":1.0,"delta":0.133,"gamma":0.0014,"vega":2.8288,"theta":-1.3321,"rho":0.2933,"theo":10.2058,"change":4.27,"open":15.72,"high":15.72,"low":15.72,"tick":"up","last_trade_price":15.72,"last_trade_time":"2026-02-18T12:52:53","percent_change":37.2926,"prev_day_close":11.5999999046326},{"option":"SPXW260303P07040000","bid":186.8,"bid_size":7.0,"ask":191.6,"ask_size":7.0,"iv":0.1244,"open_interest":8.0,"volume":6.0,"delta":-0.8669,"gamma":0.0014,"vega":2.8288,"theta":-1.2693,"rho":-2.0169,"theo":189.2658,"change":-50.25,"open":155.1,"high":155.1,"low":144.7,"tick":"down","last_trade_price":145.4,"last_trade_time":"2026-02-18T12:22:17","percent_change":-25.6836,"prev_day_close":170.149993896484},{"option":"SPXW260303C07050000","bid":8.3,"bid_size":38.0,"ask":8.7,"ask_size":41.0,"iv":0.1217,"open_interest":2705.0,"volume":2536.0,"delta":0.1152,"gamma":0.0013,"vega":2.5771,"theta":-1.1732,"rho":0.2541,"theo":8.3675,"change":0.13,"open":9.97,"high":13.96,"low":8.64,"tick":"up","last_trade_price":9.68,"last_trade_time":"2026-02-18T15:45:45","percent_change":1.36126,"prev_day_close":9.5},{"option":"SPXW260303P07050000","bid":195.2,"bid_size":2.0,"ask":199.8,"ask_size":7.0,"iv":0.1219,"open_interest":5.0,"volume":2.0,"delta":-0.8848,"gamma":0.0013,"vega":2.5771,"theta":-1.1068,"rho":-2.0593,"theo":197.4137,"change":-50.85,"open":163.1,"high":163.1,"low":152.4,"tick":"down","last_trade_price":152.4,"last_trade_time":"2026-02-18T12:07:18","percent_change":-25.0184,"prev_day_close":177.75},{"option":"SPXW260303C07060000","bid":6.7,"bid_size":51.0,"ask":7.2,"ask_size":45.0,"iv":0.1194,"open_interest":2583.0,"volume":2507.0,"delta":0.0989,"gamma":0.0012,"vega":2.3287,"theta":-1.0249,"rho":0.2177,"theo":6.8138,"change":1.39,"open":8.3,"high":12.9,"low":7.25,"tick":"down","last_trade_price":7.72,"last_trade_time":"2026-02-18T15:44:35","percent_change":17.5949,"prev_day_close":7.70000004768372},{"option":"SPXW260303P07060000","bid":202.9,"bid_size":4.0,"ask":209.1,"ask_size":4.0,"iv":0.1195,"open_interest":2.0,"volume":2.0,"delta":-0.9011,"gamma":0.0012,"vega":2.3287,"theta":-0.9551,"rho":-2.099,"theo":205.8462,"change":-52.05,"open":170.3,"high":170.3,"low":159.6,"tick":"down","last_trade_price":159.6,"last_trade_time":"2026-02-18T12:06:59","percent_change":-24.5925,"prev_day_close":186.300003051758},{"option":"SPXW260303C07070000","bid":5.4,"bid_size":44.0,"ask":5.9,"ask_size":84.0,"iv":0.1174,"open_interest":67.0,"volume":20.0,"delta":0.0843,"gamma":0.001,"vega":2.0888,"theta":-0.8899,"rho":0.1858,"theo":5.5275,"change":0.1,"open":8.77,"high":8.85,"low":6.55,"tick":"down","last_trade_price":6.55,"last_trade_time":"2026-02-18T15:59:59","percent_change":1.55039,"prev_day_close":6.20000004768372},{"option":"SPXW260303P07070000","bid":211.5,"bid_size":4.0,"ask":217.8,"ask_size":4.0,"iv":0.1173,"open_interest":2.0,"volume":0.0,"delta":-0.9156,"gamma":0.001,"vega":2.0888,"theta":-0.8166,"rho":-2.1342,"theo":214.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":147.16,"last_trade_time":"2026-02-10T16:04:08","percent_change":0.0,"prev_day_close":194.550003051758},{"option":"SPXW260303C07075000","bid":4.9,"bid_size":32.0,"ask":5.3,"ask_size":72.0,"iv":0.1166,"open_interest":410.0,"volume":64.0,"delta":0.0778,"gamma":0.001,"vega":1.9751,"theta":-0.828,"rho":0.1712,"theo":4.9763,"change":-0.6,"open":5.96,"high":9.45,"low":5.25,"tick":"down","last_trade_price":5.25,"last_trade_time":"2026-02-18T15:34:21","percent_change":-10.2564,"prev_day_close":5.54999995231628},{"option":"SPXW260303P07075000","bid":215.9,"bid_size":4.0,"ask":222.3,"ask_size":4.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9222,"gamma":0.001,"vega":1.9751,"theta":-0.7529,"rho":-2.1505,"theo":218.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.12,"last_trade_time":"2026-01-28T10:10:58","percent_change":0.0,"prev_day_close":198.899993896484},{"option":"SPXW260303C07080000","bid":4.3,"bid_size":34.0,"ask":4.7,"ask_size":62.0,"iv":0.1152,"open_interest":50.0,"volume":9.0,"delta":0.0716,"gamma":0.0009,"vega":1.8648,"theta":-0.7701,"rho":0.1575,"theo":4.4821,"change":-0.01,"open":8.51,"high":8.51,"low":5.34,"tick":"down","last_trade_price":5.34,"last_trade_time":"2026-02-18T14:51:56","percent_change":-0.186914,"prev_day_close":4.84999990463257},{"option":"SPXW260303P07080000","bid":220.4,"bid_size":4.0,"ask":226.8,"ask_size":4.0,"iv":0.1157,"open_interest":1.0,"volume":0.0,"delta":-0.9283,"gamma":0.0009,"vega":1.8648,"theta":-0.6932,"rho":-2.1658,"theo":223.4868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":254.83,"last_trade_time":"2026-02-12T15:51:59","percent_change":0.0,"prev_day_close":203.099998474121},{"option":"SPXW260303C07090000","bid":3.4,"bid_size":57.0,"ask":3.8,"ask_size":100.0,"iv":0.1134,"open_interest":206.0,"volume":26.0,"delta":0.0608,"gamma":0.0008,"vega":1.6583,"theta":-0.6659,"rho":0.1337,"theo":3.6462,"change":1.25,"open":4.45,"high":6.81,"low":4.45,"tick":"down","last_trade_price":5.05,"last_trade_time":"2026-02-18T13:49:33","percent_change":32.4675,"prev_day_close":3.85000002384186},{"option":"SPXW260303P07090000","bid":229.4,"bid_size":4.0,"ask":235.9,"ask_size":4.0,"iv":0.1138,"open_interest":0.0,"volume":0.0,"delta":-0.9392,"gamma":0.0008,"vega":1.6583,"theta":-0.5855,"rho":-2.1929,"theo":232.637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.300003051758},{"option":"SPXW260303C07100000","bid":2.7,"bid_size":41.0,"ask":3.1,"ask_size":115.0,"iv":0.1122,"open_interest":306.0,"volume":91.0,"delta":0.0517,"gamma":0.0007,"vega":1.4741,"theta":-0.5769,"rho":0.1133,"theo":2.9847,"change":-0.28,"open":3.6,"high":5.82,"low":3.15,"tick":"up","last_trade_price":3.22,"last_trade_time":"2026-02-18T15:49:25","percent_change":-8.0,"prev_day_close":3.0},{"option":"SPXW260303P07100000","bid":238.5,"bid_size":4.0,"ask":245.1,"ask_size":4.0,"iv":0.1116,"open_interest":3.0,"volume":0.0,"delta":-0.9483,"gamma":0.0007,"vega":1.4741,"theta":-0.4931,"rho":-2.2165,"theo":241.9616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.76,"last_trade_time":"2026-02-06T14:04:49","percent_change":0.0,"prev_day_close":221.349998474121},{"option":"SPXW260303C07110000","bid":2.1,"bid_size":47.0,"ask":2.4,"ask_size":126.0,"iv":0.1103,"open_interest":70.0,"volume":15.0,"delta":0.0441,"gamma":0.0006,"vega":1.3102,"theta":-0.5019,"rho":0.0966,"theo":2.4647,"change":1.345,"open":3.3,"high":4.67,"low":3.3,"tick":"down","last_trade_price":4.12,"last_trade_time":"2026-02-18T11:12:43","percent_change":48.4685,"prev_day_close":2.32500004768372},{"option":"SPXW260303P07110000","bid":248.0,"bid_size":4.0,"ask":254.6,"ask_size":4.0,"iv":0.1111,"open_interest":0.0,"volume":0.0,"delta":-0.9559,"gamma":0.0006,"vega":1.3102,"theta":-0.4145,"rho":-2.2365,"theo":251.4278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.800003051758},{"option":"SPXW260303C07125000","bid":1.45,"bid_size":56.0,"ask":1.7,"ask_size":137.0,"iv":0.1086,"open_interest":655.0,"volume":97.0,"delta":0.035,"gamma":0.0005,"vega":1.1029,"theta":-0.4113,"rho":0.0766,"theo":1.8827,"change":0.02,"open":1.95,"high":3.02,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T15:59:37","percent_change":1.0,"prev_day_close":1.57499998807907},{"option":"SPXW260303P07125000","bid":262.2,"bid_size":3.0,"ask":268.9,"ask_size":3.0,"iv":0.1089,"open_interest":1.0,"volume":0.0,"delta":-0.965,"gamma":0.0005,"vega":1.1029,"theta":-0.3187,"rho":-2.2615,"theo":265.825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.0,"last_trade_time":"2026-02-04T11:43:55","percent_change":0.0,"prev_day_close":245.349998474121},{"option":"SPXW260303C07150000","bid":0.8,"bid_size":67.0,"ask":1.0,"ask_size":116.0,"iv":0.1071,"open_interest":290.0,"volume":174.0,"delta":0.0244,"gamma":0.0004,"vega":0.8365,"theta":-0.3025,"rho":0.0534,"theo":1.2533,"change":-0.255,"open":1.24,"high":1.77,"low":0.87,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-18T15:25:35","percent_change":-22.6667,"prev_day_close":0.824999988079071},{"option":"SPXW260303P07150000","bid":285.8,"bid_size":5.0,"ask":293.5,"ask_size":5.0,"iv":0.1087,"open_interest":0.0,"volume":0.0,"delta":-0.9755,"gamma":0.0004,"vega":0.8365,"theta":-0.2011,"rho":-2.2929,"theo":290.161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.93,"last_trade_time":"2026-02-11T09:50:20","percent_change":0.0,"prev_day_close":269.849990844727},{"option":"SPXW260303C07175000","bid":0.45,"bid_size":67.0,"ask":0.6,"ask_size":43.0,"iv":0.1066,"open_interest":114.0,"volume":35.0,"delta":0.0174,"gamma":0.0003,"vega":0.639,"theta":-0.226,"rho":0.0379,"theo":0.8603,"change":-0.055,"open":0.77,"high":1.02,"low":0.52,"tick":"no_change","last_trade_price":0.53,"last_trade_time":"2026-02-18T15:54:40","percent_change":-8.14815,"prev_day_close":0.475000008940697},{"option":"SPXW260303P07175000","bid":310.4,"bid_size":1.0,"ask":318.1,"ask_size":1.0,"iv":0.1103,"open_interest":0.0,"volume":0.0,"delta":-0.9826,"gamma":0.0003,"vega":0.639,"theta":-0.1158,"rho":-2.3166,"theo":314.7334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.050003051758},{"option":"SPXW260303C07200000","bid":0.25,"bid_size":67.0,"ask":0.45,"ask_size":112.0,"iv":0.1082,"open_interest":494.0,"volume":21.0,"delta":0.0124,"gamma":0.0002,"vega":0.4877,"theta":-0.1691,"rho":0.027,"theo":0.5968,"change":-0.025,"open":0.5,"high":0.5,"low":0.32,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T15:30:00","percent_change":-5.88235,"prev_day_close":0.325000002980232},{"option":"SPXW260303P07200000","bid":335.2,"bid_size":1.0,"ask":342.9,"ask_size":1.0,"iv":0.1134,"open_interest":0.0,"volume":0.0,"delta":-0.9875,"gamma":0.0002,"vega":0.4877,"theta":-0.0501,"rho":-2.3357,"theo":339.4352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.650009155273},{"option":"SPXW260303C07225000","bid":0.15,"bid_size":67.0,"ask":0.35,"ask_size":123.0,"iv":0.1107,"open_interest":149.0,"volume":6.0,"delta":0.0089,"gamma":0.0002,"vega":0.3707,"theta":-0.1261,"rho":0.0192,"theo":0.4155,"change":-0.025,"open":0.42,"high":0.42,"low":0.29,"tick":"no_change","last_trade_price":0.29,"last_trade_time":"2026-02-18T14:52:33","percent_change":-11.1111,"prev_day_close":0.225000008940697},{"option":"SPXW260303P07225000","bid":360.1,"bid_size":1.0,"ask":367.9,"ask_size":1.0,"iv":0.1149,"open_interest":0.0,"volume":0.0,"delta":-0.9911,"gamma":0.0002,"vega":0.3707,"theta":0.0,"rho":-2.3517,"theo":364.2193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.300003051758},{"option":"SPXW260303C07250000","bid":0.05,"bid_size":227.0,"ask":0.3,"ask_size":137.0,"iv":0.1129,"open_interest":268.0,"volume":44.0,"delta":0.0064,"gamma":0.0001,"vega":0.2815,"theta":-0.0941,"rho":0.0137,"theo":0.291,"change":-0.055,"open":0.29,"high":0.29,"low":0.17,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-18T15:30:00","percent_change":-24.4444,"prev_day_close":0.175000000745058},{"option":"SPXW260303P07250000","bid":385.0,"bid_size":1.0,"ask":392.8,"ask_size":1.0,"iv":0.1188,"open_interest":0.0,"volume":0.0,"delta":-0.9936,"gamma":0.0001,"vega":0.2815,"theta":0.0,"rho":-2.3654,"theo":389.0602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.149993896484},{"option":"SPXW260303C07275000","bid":0.05,"bid_size":226.0,"ask":0.25,"ask_size":61.0,"iv":0.1174,"open_interest":80.0,"volume":73.0,"delta":0.0046,"gamma":0.0001,"vega":0.2144,"theta":-0.0705,"rho":0.0099,"theo":0.2062,"change":0.035,"open":0.22,"high":0.22,"low":0.21,"tick":"no_change","last_trade_price":0.21,"last_trade_time":"2026-02-18T12:12:21","percent_change":20.0,"prev_day_close":0.150000000372529},{"option":"SPXW260303P07275000","bid":409.9,"bid_size":1.0,"ask":417.6,"ask_size":1.0,"iv":0.1269,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0001,"vega":0.2144,"theta":0.0,"rho":-2.3774,"theo":413.9407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":394.0},{"option":"SPXW260303C07300000","bid":0.05,"bid_size":167.0,"ask":0.2,"ask_size":53.0,"iv":0.1212,"open_interest":79.0,"volume":82.0,"delta":0.0034,"gamma":0.0001,"vega":0.1648,"theta":-0.0535,"rho":0.0072,"theo":0.1488,"change":0.035,"open":0.2,"high":0.2,"low":0.16,"tick":"down","last_trade_price":0.16,"last_trade_time":"2026-02-18T13:01:28","percent_change":28.0,"prev_day_close":0.125000001862645},{"option":"SPXW260303P07300000","bid":434.9,"bid_size":1.0,"ask":442.7,"ask_size":1.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":-0.9966,"gamma":0.0001,"vega":0.1645,"theta":0.0,"rho":-2.3883,"theo":438.8485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.199996948242},{"option":"SPXW260303C07325000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":62.0,"iv":0.1272,"open_interest":32.0,"volume":16.0,"delta":0.0025,"gamma":0.0,"vega":0.128,"theta":-0.0412,"rho":0.0054,"theo":0.1096,"change":0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:54:58","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260303P07325000","bid":459.8,"bid_size":1.0,"ask":467.5,"ask_size":1.0,"iv":0.1384,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0,"vega":0.1278,"theta":0.0,"rho":-2.3983,"theo":463.7748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.550003051758},{"option":"SPXW260303C07350000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":68.0,"iv":0.133,"open_interest":14.0,"volume":1.0,"delta":0.0019,"gamma":0.0,"vega":0.1012,"theta":-0.0324,"rho":0.0041,"theo":0.0829,"change":-0.005,"open":0.12,"high":0.12,"low":0.12,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-18T12:05:12","percent_change":-4.0,"prev_day_close":0.125000001862645},{"option":"SPXW260303P07350000","bid":484.8,"bid_size":1.0,"ask":492.6,"ask_size":1.0,"iv":0.1409,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.1008,"theta":0.0,"rho":-2.4078,"theo":488.7135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.849990844727},{"option":"SPXW260303C07375000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":149.0,"iv":0.1389,"open_interest":15.0,"volume":3.0,"delta":0.0015,"gamma":0.0,"vega":0.0812,"theta":-0.0261,"rho":0.0032,"theo":0.0645,"change":0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:58:13","percent_change":20.0,"prev_day_close":0.125000001862645},{"option":"SPXW260303P07375000","bid":509.7,"bid_size":1.0,"ask":517.4,"ask_size":1.0,"iv":0.1493,"open_interest":1.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.0809,"theta":0.0,"rho":-2.4169,"theo":513.6603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":406.3,"last_trade_time":"2026-02-03T10:00:25","percent_change":0.0,"prev_day_close":493.099990844727},{"option":"SPXW260303C07400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":33.0,"iv":0.1383,"open_interest":29.0,"volume":26.0,"delta":0.0012,"gamma":0.0,"vega":0.0663,"theta":-0.0214,"rho":0.0025,"theo":0.0513,"change":0.045,"open":0.1,"high":0.12,"low":0.1,"tick":"up","last_trade_price":0.12,"last_trade_time":"2026-02-18T13:01:28","percent_change":60.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303P07400000","bid":534.7,"bid_size":1.0,"ask":542.4,"ask_size":1.0,"iv":0.1576,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.066,"theta":0.0,"rho":-2.4258,"theo":538.6126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.75},{"option":"SPXW260303C07425000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":35.0,"iv":0.1441,"open_interest":7.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0546,"theta":-0.0178,"rho":0.002,"theo":0.0415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-12T14:26:15","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303P07425000","bid":559.7,"bid_size":1.0,"ask":567.3,"ask_size":1.0,"iv":0.1596,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0547,"theta":0.0,"rho":-2.4345,"theo":563.5684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.149993896484},{"option":"SPXW260303C07450000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":33.0,"iv":0.1497,"open_interest":5.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0458,"theta":-0.0151,"rho":0.0016,"theo":0.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-06T10:46:09","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303P07450000","bid":584.6,"bid_size":1.0,"ask":592.3,"ask_size":1.0,"iv":0.1681,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0459,"theta":0.0,"rho":-2.443,"theo":588.5267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.850006103516},{"option":"SPXW260303C07500000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":36.0,"iv":0.1606,"open_interest":17.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0334,"theta":-0.0113,"rho":0.0012,"theo":0.0248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-17T10:13:09","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303P07500000","bid":634.5,"bid_size":1.0,"ask":642.2,"ask_size":1.0,"iv":0.178,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0332,"theta":0.0,"rho":-2.4599,"theo":638.4475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":618.700012207031},{"option":"SPXW260303C07600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":105.0,"iv":0.1823,"open_interest":11.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0188,"theta":-0.0067,"rho":0.0006,"theo":0.0138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-09T12:51:00","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260303P07600000","bid":734.4,"bid_size":1.0,"ask":742.0,"ask_size":1.0,"iv":0.1956,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0186,"theta":0.0,"rho":-2.4933,"theo":738.2981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":718.200012207031},{"option":"SPXW260303C07800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":149.0,"iv":0.2242,"open_interest":4.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0072,"theta":-0.0028,"rho":0.0002,"theo":0.0054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-09T12:40:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P07800000","bid":934.1,"bid_size":1.0,"ask":941.7,"ask_size":1.0,"iv":0.2368,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0071,"theta":0.0,"rho":-2.5593,"theo":938.0127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":917.399993896484},{"option":"SPXW260303C08000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":158.0,"iv":0.2644,"open_interest":18.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0034,"theta":-0.0015,"rho":0.0001,"theo":0.0027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:12:56","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260303P08000000","bid":1133.8,"bid_size":1.0,"ask":1141.6,"ask_size":1.0,"iv":0.2748,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-2.625,"theo":1137.733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1119.05004882812},{"option":"SPXW260303C08200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":59.0,"iv":0.2942,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.002,"theta":-0.001,"rho":0.0001,"theo":0.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P08200000","bid":1333.5,"bid_size":1.0,"ask":1341.2,"ask_size":1.0,"iv":0.3282,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.002,"theta":0.0,"rho":-2.6907,"theo":1337.455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1317.54998779297},{"option":"SPXW260303C08400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":60.0,"iv":0.3306,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0007,"rho":0.0,"theo":0.0012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P08400000","bid":1533.2,"bid_size":1.0,"ask":1540.9,"ask_size":1.0,"iv":0.3643,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":-2.7563,"theo":1537.1774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1517.59997558594},{"option":"SPXW260303C08600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.3659,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0009,"theta":-0.0005,"rho":0.0,"theo":0.0008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P08600000","bid":1733.0,"bid_size":1.0,"ask":1740.8,"ask_size":1.0,"iv":0.3979,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":-2.822,"theo":1736.9001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1717.75},{"option":"SPXW260303C08800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.4001,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0004,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P08800000","bid":1932.7,"bid_size":1.0,"ask":1940.4,"ask_size":1.0,"iv":0.4496,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":-2.8876,"theo":1936.6228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1915.95001220703},{"option":"SPXW260303C09000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":76.0,"iv":0.4334,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0003,"rho":0.0,"theo":0.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260303P09000000","bid":2132.4,"bid_size":1.0,"ask":2140.1,"ask_size":1.0,"iv":0.4819,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-2.9532,"theo":2136.3457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2115.65002441406},{"option":"SPXW260304C02800000","bid":4051.7,"bid_size":1.0,"ask":4059.4,"ask_size":1.0,"iv":1.4126,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":0.9953,"theo":4055.1731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.70007324219},{"option":"SPXW260304P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":120.0,"iv":1.3236,"open_interest":6.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0066,"theta":-0.0249,"rho":-0.0003,"theo":0.054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T10:15:05","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304C03000000","bid":3852.0,"bid_size":1.0,"ask":3859.7,"ask_size":1.0,"iv":1.308,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0084,"theta":0.0,"rho":1.0662,"theo":3855.4854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.09997558594},{"option":"SPXW260304P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":148.0,"iv":1.2252,"open_interest":26.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0084,"theta":-0.0299,"rho":-0.0004,"theo":0.0663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-02-04T09:51:11","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304C03200000","bid":3652.3,"bid_size":1.0,"ask":3660.0,"ask_size":1.0,"iv":1.2101,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0107,"theta":0.0,"rho":1.1372,"theo":3655.8003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.54992675781},{"option":"SPXW260304P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":130.0,"iv":1.1331,"open_interest":10.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0107,"theta":-0.036,"rho":-0.0005,"theo":0.0815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-02T15:28:03","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304C03400000","bid":3452.6,"bid_size":1.0,"ask":3460.3,"ask_size":1.0,"iv":1.1181,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0135,"theta":0.0,"rho":1.2081,"theo":3456.1183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3475.94995117188},{"option":"SPXW260304P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":1.0465,"open_interest":10.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0135,"theta":-0.0428,"rho":-0.0007,"theo":0.099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T10:59:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304C03600000","bid":3252.9,"bid_size":1.0,"ask":3260.6,"ask_size":1.0,"iv":1.0312,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0171,"theta":0.0,"rho":1.279,"theo":3256.44,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.25},{"option":"SPXW260304P03600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.9648,"open_interest":24.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0171,"theta":-0.051,"rho":-0.0009,"theo":0.1206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-17T09:32:56","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260304C03800000","bid":3053.2,"bid_size":1.0,"ask":3060.9,"ask_size":1.0,"iv":0.9489,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0217,"theta":0.0,"rho":1.3498,"theo":3056.7664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.5},{"option":"SPXW260304P03800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":132.0,"iv":0.912,"open_interest":45.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0217,"theta":-0.0609,"rho":-0.0011,"theo":0.1478,"change":-0.025,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:37:36","percent_change":-33.3333,"prev_day_close":0.0750000011175871},{"option":"SPXW260304C04000000","bid":2853.5,"bid_size":1.0,"ask":2861.2,"ask_size":1.0,"iv":0.8707,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0274,"theta":0.0,"rho":1.4206,"theo":2857.0988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2877.0},{"option":"SPXW260304P04000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":128.0,"iv":0.8366,"open_interest":4361.0,"volume":5.0,"delta":-0.0006,"gamma":0.0,"vega":0.0275,"theta":-0.0724,"rho":-0.0014,"theo":0.1802,"change":-0.05,"open":0.1,"high":0.15,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T16:04:03","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260304C04200000","bid":2653.8,"bid_size":1.0,"ask":2661.5,"ask_size":1.0,"iv":0.7961,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0349,"theta":0.0,"rho":1.4913,"theo":2657.4386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2677.5},{"option":"SPXW260304P04200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":126.0,"iv":0.7806,"open_interest":1765.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.035,"theta":-0.086,"rho":-0.0019,"theo":0.2201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-17T16:13:32","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260304C04400000","bid":2454.0,"bid_size":1.0,"ask":2461.8,"ask_size":1.0,"iv":0.758,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0445,"theta":0.0,"rho":1.5618,"theo":2457.7881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.70007324219},{"option":"SPXW260304P04400000","bid":0.05,"bid_size":99.0,"ask":0.25,"ask_size":125.0,"iv":0.7327,"open_interest":2540.0,"volume":2526.0,"delta":-0.001,"gamma":0.0,"vega":0.0445,"theta":-0.1019,"rho":-0.0024,"theo":0.2685,"change":-0.15,"open":0.23,"high":0.28,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:44:06","percent_change":-50.0,"prev_day_close":0.175000000745058},{"option":"SPXW260304C04600000","bid":2254.5,"bid_size":1.0,"ask":2262.2,"ask_size":1.0,"iv":0.6868,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0571,"theta":0.0,"rho":1.6321,"theo":2258.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2277.75},{"option":"SPXW260304P04600000","bid":0.1,"bid_size":127.0,"ask":0.3,"ask_size":123.0,"iv":0.679,"open_interest":65.0,"volume":1.0,"delta":-0.0013,"gamma":0.0,"vega":0.0571,"theta":-0.1216,"rho":-0.0031,"theo":0.3309,"change":-0.175,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T10:58:22","percent_change":-41.1765,"prev_day_close":0.225000008940697},{"option":"SPXW260304C04800000","bid":2054.9,"bid_size":1.0,"ask":2062.6,"ask_size":1.0,"iv":0.6378,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.0743,"theta":0.0,"rho":1.7022,"theo":2058.5313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2078.64990234375},{"option":"SPXW260304P04800000","bid":0.2,"bid_size":126.0,"ask":0.4,"ask_size":60.0,"iv":0.6325,"open_interest":25.0,"volume":1.0,"delta":-0.0017,"gamma":0.0,"vega":0.0742,"theta":-0.146,"rho":-0.0042,"theo":0.4115,"change":-0.175,"open":0.35,"high":0.35,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T11:09:04","percent_change":-33.3333,"prev_day_close":0.325000002980232},{"option":"SPXW260304C05000000","bid":1855.2,"bid_size":1.0,"ask":1863.0,"ask_size":1.0,"iv":0.5955,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.0975,"theta":0.0,"rho":1.7718,"theo":1858.9393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1878.75},{"option":"SPXW260304P05000000","bid":0.4,"bid_size":120.0,"ask":0.55,"ask_size":60.0,"iv":0.5895,"open_interest":267.0,"volume":171.0,"delta":-0.0023,"gamma":0.0,"vega":0.0974,"theta":-0.1769,"rho":-0.0056,"theo":0.5189,"change":-0.175,"open":0.57,"high":0.57,"low":0.45,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:16:51","percent_change":-24.1379,"prev_day_close":0.475000008940697},{"option":"SPXW260304C05200000","bid":1655.9,"bid_size":1.0,"ask":1663.6,"ask_size":1.0,"iv":0.5446,"open_interest":0.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.1312,"theta":0.0,"rho":1.8407,"theo":1659.3899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1680.25},{"option":"SPXW260304P05200000","bid":0.6,"bid_size":118.0,"ask":0.8,"ask_size":60.0,"iv":0.5424,"open_interest":281.0,"volume":5.0,"delta":-0.0032,"gamma":0.0,"vega":0.131,"theta":-0.2176,"rho":-0.0078,"theo":0.6688,"change":-0.325,"open":0.65,"high":0.65,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T11:08:44","percent_change":-33.3333,"prev_day_close":0.650000005960464},{"option":"SPXW260304C05400000","bid":1456.5,"bid_size":1.0,"ask":1464.2,"ask_size":1.0,"iv":0.4947,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.1812,"theta":0.0,"rho":1.9085,"theo":1459.9141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1479.54998779297},{"option":"SPXW260304P05400000","bid":0.95,"bid_size":60.0,"ask":1.15,"ask_size":116.0,"iv":0.4957,"open_interest":878.0,"volume":200.0,"delta":-0.0046,"gamma":0.0,"vega":0.1812,"theta":-0.2751,"rho":-0.0111,"theo":0.8944,"change":-0.175,"open":1.12,"high":1.18,"low":0.86,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T15:15:34","percent_change":-13.2075,"prev_day_close":0.925000011920929},{"option":"SPXW260304C05500000","bid":1356.7,"bid_size":1.0,"ask":1364.5,"ask_size":1.0,"iv":0.472,"open_interest":1.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.2167,"theta":0.0,"rho":1.9416,"theo":1360.2229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1334.25,"last_trade_time":"2026-02-13T10:16:54","percent_change":0.0,"prev_day_close":1379.75},{"option":"SPXW260304P05500000","bid":1.15,"bid_size":59.0,"ask":1.3,"ask_size":81.0,"iv":0.4697,"open_interest":173.0,"volume":14.0,"delta":-0.0056,"gamma":0.0,"vega":0.2165,"theta":-0.313,"rho":-0.0135,"theo":1.0519,"change":-0.475,"open":1.22,"high":1.22,"low":1.05,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-18T10:24:08","percent_change":-31.1475,"prev_day_close":1.07499998807907},{"option":"SPXW260304C05600000","bid":1257.2,"bid_size":1.0,"ask":1264.9,"ask_size":1.0,"iv":0.4432,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":0.2618,"theta":0.0,"rho":1.9739,"theo":1260.5818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1281.20001220703},{"option":"SPXW260304P05600000","bid":1.35,"bid_size":58.0,"ask":1.55,"ask_size":88.0,"iv":0.4441,"open_interest":202.0,"volume":160.0,"delta":-0.0069,"gamma":0.0,"vega":0.2615,"theta":-0.3611,"rho":-0.0167,"theo":1.2603,"change":-0.475,"open":1.63,"high":1.63,"low":1.15,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:32:37","percent_change":-26.7606,"prev_day_close":1.22499996423721},{"option":"SPXW260304C05700000","bid":1158.0,"bid_size":2.0,"ask":1165.3,"ask_size":1.0,"iv":0.4272,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":0.3222,"theta":-0.0465,"rho":2.005,"theo":1161.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1181.39996337891},{"option":"SPXW260304P05700000","bid":1.6,"bid_size":102.0,"ask":1.8,"ask_size":80.0,"iv":0.4176,"open_interest":291.0,"volume":31.0,"delta":-0.0087,"gamma":0.0,"vega":0.3222,"theta":-0.4231,"rho":-0.0212,"theo":1.5431,"change":-0.375,"open":1.75,"high":1.75,"low":1.37,"tick":"up","last_trade_price":1.75,"last_trade_time":"2026-02-18T15:21:31","percent_change":-17.6471,"prev_day_close":1.42500001192093},{"option":"SPXW260304C05800000","bid":1058.6,"bid_size":3.0,"ask":1065.4,"ask_size":3.0,"iv":0.4002,"open_interest":0.0,"volume":0.0,"delta":0.9887,"gamma":0.0001,"vega":0.4015,"theta":-0.1589,"rho":2.0344,"theo":1061.5501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1081.95001220703},{"option":"SPXW260304P05800000","bid":2.0,"bid_size":56.0,"ask":2.2,"ask_size":108.0,"iv":0.3935,"open_interest":431.0,"volume":219.0,"delta":-0.0112,"gamma":0.0001,"vega":0.4015,"theta":-0.5031,"rho":-0.0273,"theo":1.9303,"change":-0.655,"open":2.27,"high":2.27,"low":1.69,"tick":"no_change","last_trade_price":1.92,"last_trade_time":"2026-02-18T15:31:13","percent_change":-25.4369,"prev_day_close":1.72499996423721},{"option":"SPXW260304C05850000","bid":1008.4,"bid_size":4.0,"ask":1015.7,"ask_size":3.0,"iv":0.3818,"open_interest":0.0,"volume":0.0,"delta":0.9871,"gamma":0.0001,"vega":0.4513,"theta":-0.2236,"rho":2.0483,"theo":1011.8719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1032.40002441406},{"option":"SPXW260304P05850000","bid":2.2,"bid_size":77.0,"ask":2.4,"ask_size":78.0,"iv":0.3805,"open_interest":101.0,"volume":100.0,"delta":-0.0129,"gamma":0.0001,"vega":0.4513,"theta":-0.5516,"rho":-0.0312,"theo":2.1771,"change":-1.035,"open":1.79,"high":1.79,"low":1.79,"tick":"no_change","last_trade_price":1.79,"last_trade_time":"2026-02-18T15:56:13","percent_change":-36.6372,"prev_day_close":1.92500001192093},{"option":"SPXW260304C05875000","bid":983.6,"bid_size":2.0,"ask":990.9,"ask_size":3.0,"iv":0.3753,"open_interest":0.0,"volume":0.0,"delta":0.9862,"gamma":0.0001,"vega":0.4793,"theta":-0.2585,"rho":2.0549,"theo":987.0494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1007.44998168945},{"option":"SPXW260304P05875000","bid":2.35,"bid_size":55.0,"ask":2.55,"ask_size":85.0,"iv":0.3749,"open_interest":0.0,"volume":0.0,"delta":-0.0138,"gamma":0.0001,"vega":0.4793,"theta":-0.5783,"rho":-0.0334,"theo":2.3171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.4,"last_trade_time":"2026-02-12T11:28:21","percent_change":0.0,"prev_day_close":2.02499997615814},{"option":"SPXW260304C05900000","bid":959.3,"bid_size":3.0,"ask":966.0,"ask_size":3.0,"iv":0.3745,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0001,"vega":0.5094,"theta":-0.2951,"rho":2.0613,"theo":962.2396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":982.550018310547},{"option":"SPXW260304P05900000","bid":2.45,"bid_size":68.0,"ask":2.7,"ask_size":118.0,"iv":0.3685,"open_interest":2416.0,"volume":0.0,"delta":-0.0148,"gamma":0.0001,"vega":0.5094,"theta":-0.6069,"rho":-0.0359,"theo":2.4698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.74,"last_trade_time":"2026-02-17T11:02:48","percent_change":0.0,"prev_day_close":2.125},{"option":"SPXW260304C05925000","bid":933.9,"bid_size":3.0,"ask":941.2,"ask_size":3.0,"iv":0.3628,"open_interest":0.0,"volume":0.0,"delta":0.9841,"gamma":0.0001,"vega":0.5415,"theta":-0.3338,"rho":2.0675,"theo":937.4439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.75},{"option":"SPXW260304P05925000","bid":2.6,"bid_size":75.0,"ask":2.85,"ask_size":108.0,"iv":0.3625,"open_interest":33.0,"volume":0.0,"delta":-0.0159,"gamma":0.0001,"vega":0.5415,"theta":-0.6374,"rho":-0.0386,"theo":2.6366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-17T14:43:42","percent_change":0.0,"prev_day_close":2.25},{"option":"SPXW260304C05950000","bid":909.9,"bid_size":2.0,"ask":916.4,"ask_size":4.0,"iv":0.3637,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0001,"vega":0.5759,"theta":-0.3745,"rho":2.0735,"theo":912.6636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.950012207031},{"option":"SPXW260304P05950000","bid":2.8,"bid_size":54.0,"ask":3.0,"ask_size":84.0,"iv":0.3567,"open_interest":4.0,"volume":0.0,"delta":-0.0171,"gamma":0.0001,"vega":0.5759,"theta":-0.6701,"rho":-0.0416,"theo":2.8188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-17T11:13:06","percent_change":0.0,"prev_day_close":2.375},{"option":"SPXW260304C05975000","bid":885.1,"bid_size":2.0,"ask":891.7,"ask_size":4.0,"iv":0.3579,"open_interest":0.0,"volume":0.0,"delta":0.9816,"gamma":0.0001,"vega":0.6131,"theta":-0.4175,"rho":2.0792,"theo":887.9003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":908.25},{"option":"SPXW260304P05975000","bid":2.95,"bid_size":53.0,"ask":3.2,"ask_size":102.0,"iv":0.3507,"open_interest":15.0,"volume":1.0,"delta":-0.0184,"gamma":0.0001,"vega":0.6131,"theta":-0.7049,"rho":-0.0447,"theo":3.018,"change":-0.7,"open":3.0,"high":3.0,"low":3.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T15:26:15","percent_change":-18.9189,"prev_day_close":2.52499997615814},{"option":"SPXW260304C06000000","bid":860.6,"bid_size":2.0,"ask":866.9,"ask_size":4.0,"iv":0.3534,"open_interest":0.0,"volume":0.0,"delta":0.9801,"gamma":0.0001,"vega":0.6539,"theta":-0.4629,"rho":2.0846,"theo":863.1559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":883.450012207031},{"option":"SPXW260304P06000000","bid":3.1,"bid_size":92.0,"ask":3.4,"ask_size":101.0,"iv":0.3444,"open_interest":195.0,"volume":80.0,"delta":-0.0198,"gamma":0.0001,"vega":0.6539,"theta":-0.7422,"rho":-0.0482,"theo":3.236,"change":-0.44,"open":3.51,"high":3.51,"low":3.51,"tick":"down","last_trade_price":3.51,"last_trade_time":"2026-02-18T09:38:45","percent_change":-11.1392,"prev_day_close":2.67499995231628},{"option":"SPXW260304C06025000","bid":835.6,"bid_size":2.0,"ask":842.1,"ask_size":4.0,"iv":0.3449,"open_interest":0.0,"volume":0.0,"delta":0.9785,"gamma":0.0001,"vega":0.6983,"theta":-0.5109,"rho":2.0895,"theo":838.4328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":858.75},{"option":"SPXW260304P06025000","bid":3.4,"bid_size":52.0,"ask":3.7,"ask_size":125.0,"iv":0.3399,"open_interest":73.0,"volume":69.0,"delta":-0.0214,"gamma":0.0001,"vega":0.6983,"theta":-0.7821,"rho":-0.0521,"theo":3.4755,"change":-1.1,"open":2.5,"high":3.1,"low":2.5,"tick":"no_change","last_trade_price":3.1,"last_trade_time":"2026-02-18T14:30:57","percent_change":-26.1905,"prev_day_close":2.875},{"option":"SPXW260304C06050000","bid":810.8,"bid_size":4.0,"ask":817.4,"ask_size":4.0,"iv":0.3384,"open_interest":0.0,"volume":0.0,"delta":0.9768,"gamma":0.0001,"vega":0.7461,"theta":-0.5618,"rho":2.0941,"theo":813.7342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":834.199981689453},{"option":"SPXW260304P06050000","bid":3.6,"bid_size":71.0,"ask":3.9,"ask_size":98.0,"iv":0.3335,"open_interest":15.0,"volume":0.0,"delta":-0.0232,"gamma":0.0001,"vega":0.7461,"theta":-0.8249,"rho":-0.0565,"theo":3.7393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.0,"last_trade_time":"2026-02-17T11:12:29","percent_change":0.0,"prev_day_close":3.10000002384186},{"option":"SPXW260304C06075000","bid":786.0,"bid_size":4.0,"ask":792.7,"ask_size":4.0,"iv":0.3317,"open_interest":0.0,"volume":0.0,"delta":0.9749,"gamma":0.0001,"vega":0.7973,"theta":-0.6159,"rho":2.0982,"theo":789.063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":809.25},{"option":"SPXW260304P06075000","bid":3.9,"bid_size":49.0,"ask":4.2,"ask_size":123.0,"iv":0.3283,"open_interest":40.0,"volume":26.0,"delta":-0.0251,"gamma":0.0001,"vega":0.7973,"theta":-0.8709,"rho":-0.0612,"theo":4.0306,"change":-1.5,"open":3.3,"high":3.3,"low":3.3,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-18T16:10:05","percent_change":-31.25,"prev_day_close":3.30000007152557},{"option":"SPXW260304C06100000","bid":761.5,"bid_size":4.0,"ask":768.0,"ask_size":4.0,"iv":0.3267,"open_interest":0.0,"volume":0.0,"delta":0.9727,"gamma":0.0001,"vega":0.8525,"theta":-0.6734,"rho":2.1019,"theo":764.4227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":784.199981689453},{"option":"SPXW260304P06100000","bid":4.2,"bid_size":48.0,"ask":4.5,"ask_size":120.0,"iv":0.3227,"open_interest":85.0,"volume":17.0,"delta":-0.0272,"gamma":0.0001,"vega":0.8525,"theta":-0.9203,"rho":-0.0664,"theo":4.3528,"change":-1.91,"open":3.3,"high":3.3,"low":3.19,"tick":"down","last_trade_price":3.19,"last_trade_time":"2026-02-18T12:31:32","percent_change":-37.451,"prev_day_close":3.55000007152557},{"option":"SPXW260304C06125000","bid":736.9,"bid_size":4.0,"ask":743.5,"ask_size":2.0,"iv":0.3218,"open_interest":0.0,"volume":0.0,"delta":0.9704,"gamma":0.0002,"vega":0.9129,"theta":-0.7346,"rho":2.1051,"theo":739.8171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":759.549987792969},{"option":"SPXW260304P06125000","bid":4.5,"bid_size":46.0,"ask":4.8,"ask_size":93.0,"iv":0.3167,"open_interest":153.0,"volume":22.0,"delta":-0.0296,"gamma":0.0002,"vega":0.9129,"theta":-0.9734,"rho":-0.0721,"theo":4.7097,"change":-1.0,"open":4.89,"high":4.89,"low":3.38,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:27:55","percent_change":-18.1818,"prev_day_close":3.80000007152557},{"option":"SPXW260304C06150000","bid":712.4,"bid_size":4.0,"ask":718.9,"ask_size":2.0,"iv":0.3164,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0002,"vega":0.9794,"theta":-0.7999,"rho":2.1075,"theo":715.2513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":735.25},{"option":"SPXW260304P06150000","bid":4.9,"bid_size":45.0,"ask":5.2,"ask_size":113.0,"iv":0.3116,"open_interest":349.0,"volume":20.0,"delta":-0.0322,"gamma":0.0002,"vega":0.9794,"theta":-1.0305,"rho":-0.0786,"theo":5.1064,"change":-1.05,"open":3.8,"high":4.85,"low":3.5,"tick":"up","last_trade_price":4.85,"last_trade_time":"2026-02-18T15:27:55","percent_change":-17.7966,"prev_day_close":4.15000009536743},{"option":"SPXW260304C06175000","bid":687.9,"bid_size":4.0,"ask":694.4,"ask_size":2.0,"iv":0.3112,"open_interest":0.0,"volume":0.0,"delta":0.9649,"gamma":0.0002,"vega":1.0516,"theta":-0.8696,"rho":2.1092,"theo":690.7317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":710.399993896484},{"option":"SPXW260304P06175000","bid":5.3,"bid_size":43.0,"ask":5.6,"ask_size":73.0,"iv":0.3061,"open_interest":107.0,"volume":0.0,"delta":-0.0351,"gamma":0.0002,"vega":1.0516,"theta":-1.0921,"rho":-0.0858,"theo":5.5493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-17T11:47:45","percent_change":0.0,"prev_day_close":4.5},{"option":"SPXW260304C06200000","bid":663.4,"bid_size":4.0,"ask":669.9,"ask_size":2.0,"iv":0.3056,"open_interest":0.0,"volume":0.0,"delta":0.9616,"gamma":0.0002,"vega":1.1289,"theta":-0.9442,"rho":2.11,"theo":666.265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":686.399993896484},{"option":"SPXW260304P06200000","bid":5.8,"bid_size":41.0,"ask":6.1,"ask_size":91.0,"iv":0.3012,"open_interest":104.0,"volume":23.0,"delta":-0.0383,"gamma":0.0002,"vega":1.1289,"theta":-1.1587,"rho":-0.0938,"theo":6.0451,"change":-2.3,"open":4.96,"high":4.96,"low":4.26,"tick":"no_change","last_trade_price":4.6,"last_trade_time":"2026-02-18T12:01:25","percent_change":-33.3333,"prev_day_close":4.90000009536743},{"option":"SPXW260304C06225000","bid":639.0,"bid_size":4.0,"ask":645.5,"ask_size":2.0,"iv":0.3004,"open_interest":0.0,"volume":0.0,"delta":0.958,"gamma":0.0002,"vega":1.2128,"theta":-1.0242,"rho":2.1101,"theo":641.8581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":661.349975585938},{"option":"SPXW260304P06225000","bid":6.3,"bid_size":76.0,"ask":6.7,"ask_size":105.0,"iv":0.2962,"open_interest":182.0,"volume":36.0,"delta":-0.0419,"gamma":0.0002,"vega":1.2128,"theta":-1.2305,"rho":-0.1026,"theo":6.6007,"change":-3.16,"open":6.4,"high":6.4,"low":4.29,"tick":"no_change","last_trade_price":4.29,"last_trade_time":"2026-02-18T13:04:56","percent_change":-42.4161,"prev_day_close":5.29999995231628},{"option":"SPXW260304C06250000","bid":614.2,"bid_size":4.0,"ask":621.2,"ask_size":2.0,"iv":0.2936,"open_interest":0.0,"volume":0.0,"delta":0.954,"gamma":0.0002,"vega":1.3052,"theta":-1.1097,"rho":2.1091,"theo":617.5191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":637.450012207031},{"option":"SPXW260304P06250000","bid":6.9,"bid_size":94.0,"ask":7.3,"ask_size":101.0,"iv":0.2912,"open_interest":77.0,"volume":39.0,"delta":-0.046,"gamma":0.0002,"vega":1.3052,"theta":-1.308,"rho":-0.1125,"theo":7.2241,"change":-2.35,"open":7.6,"high":7.6,"low":4.85,"tick":"up","last_trade_price":5.8,"last_trade_time":"2026-02-18T13:58:41","percent_change":-28.8344,"prev_day_close":5.79999995231628},{"option":"SPXW260304C06275000","bid":590.5,"bid_size":4.0,"ask":596.9,"ask_size":2.0,"iv":0.2906,"open_interest":0.0,"volume":0.0,"delta":0.9495,"gamma":0.0003,"vega":1.4064,"theta":-1.2013,"rho":2.1068,"theo":593.2584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":612.900024414062},{"option":"SPXW260304P06275000","bid":7.6,"bid_size":70.0,"ask":8.0,"ask_size":54.0,"iv":0.2864,"open_interest":314.0,"volume":161.0,"delta":-0.0504,"gamma":0.0003,"vega":1.4064,"theta":-1.3914,"rho":-0.1238,"theo":7.926,"change":-2.1,"open":5.1,"high":7.05,"low":5.09,"tick":"up","last_trade_price":6.75,"last_trade_time":"2026-02-18T15:35:56","percent_change":-23.7288,"prev_day_close":6.40000009536743},{"option":"SPXW260304C06300000","bid":566.3,"bid_size":4.0,"ask":572.8,"ask_size":3.0,"iv":0.2858,"open_interest":2.0,"volume":0.0,"delta":0.9444,"gamma":0.0003,"vega":1.5147,"theta":-1.2993,"rho":2.1031,"theo":569.088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":681.49,"last_trade_time":"2026-02-12T09:38:59","percent_change":0.0,"prev_day_close":587.949981689453},{"option":"SPXW260304P06300000","bid":8.4,"bid_size":67.0,"ask":8.8,"ask_size":53.0,"iv":0.2818,"open_interest":250.0,"volume":76.0,"delta":-0.0555,"gamma":0.0003,"vega":1.5147,"theta":-1.4813,"rho":-0.1363,"theo":8.7181,"change":-1.25,"open":8.1,"high":8.5,"low":5.84,"tick":"no_change","last_trade_price":8.5,"last_trade_time":"2026-02-18T15:16:50","percent_change":-12.8205,"prev_day_close":7.0},{"option":"SPXW260304C06325000","bid":542.3,"bid_size":4.0,"ask":548.7,"ask_size":2.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.9388,"gamma":0.0003,"vega":1.6312,"theta":-1.404,"rho":2.0982,"theo":545.0188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.649993896484},{"option":"SPXW260304P06325000","bid":9.3,"bid_size":65.0,"ask":9.7,"ask_size":51.0,"iv":0.2773,"open_interest":118.0,"volume":10.0,"delta":-0.0611,"gamma":0.0003,"vega":1.6312,"theta":-1.5779,"rho":-0.1501,"theo":9.6114,"change":-2.48,"open":9.1,"high":9.1,"low":8.0,"tick":"up","last_trade_price":8.17,"last_trade_time":"2026-02-18T15:35:03","percent_change":-23.2864,"prev_day_close":7.75},{"option":"SPXW260304C06350000","bid":517.8,"bid_size":4.0,"ask":524.4,"ask_size":4.0,"iv":0.2737,"open_interest":0.0,"volume":0.0,"delta":0.9325,"gamma":0.0004,"vega":1.7589,"theta":-1.5154,"rho":2.0916,"theo":521.063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":540.050018310547},{"option":"SPXW260304P06350000","bid":10.3,"bid_size":62.0,"ask":10.7,"ask_size":30.0,"iv":0.2728,"open_interest":215.0,"volume":106.0,"delta":-0.0674,"gamma":0.0004,"vega":1.7589,"theta":-1.6812,"rho":-0.1656,"theo":10.618,"change":-1.84,"open":8.48,"high":9.91,"low":7.0,"tick":"up","last_trade_price":9.91,"last_trade_time":"2026-02-18T15:28:24","percent_change":-15.6596,"prev_day_close":8.59999990463257},{"option":"SPXW260304C06375000","bid":494.1,"bid_size":4.0,"ask":501.0,"ask_size":3.0,"iv":0.2707,"open_interest":0.0,"volume":0.0,"delta":0.9255,"gamma":0.0004,"vega":1.8971,"theta":-1.6336,"rho":2.0828,"theo":497.2367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":516.049987792969},{"option":"SPXW260304P06375000","bid":11.5,"bid_size":48.0,"ask":11.9,"ask_size":60.0,"iv":0.2687,"open_interest":153.0,"volume":98.0,"delta":-0.0744,"gamma":0.0004,"vega":1.8971,"theta":-1.7913,"rho":-0.1833,"theo":11.7543,"change":-3.99,"open":10.85,"high":10.95,"low":7.2,"tick":"down","last_trade_price":8.96,"last_trade_time":"2026-02-18T15:49:00","percent_change":-30.8108,"prev_day_close":9.5},{"option":"SPXW260304C06400000","bid":470.9,"bid_size":4.0,"ask":477.3,"ask_size":2.0,"iv":0.2673,"open_interest":0.0,"volume":2.0,"delta":0.9176,"gamma":0.0004,"vega":2.0429,"theta":-1.7585,"rho":2.0722,"theo":473.5563,"change":46.6,"open":516.75,"high":516.75,"low":516.75,"tick":"up","last_trade_price":516.75,"last_trade_time":"2026-02-18T11:14:00","percent_change":9.91173,"prev_day_close":492.0},{"option":"SPXW260304P06400000","bid":12.8,"bid_size":47.0,"ask":13.2,"ask_size":47.0,"iv":0.2644,"open_interest":623.0,"volume":124.0,"delta":-0.0823,"gamma":0.0004,"vega":2.0429,"theta":-1.9081,"rho":-0.2028,"theo":13.0364,"change":-3.97,"open":13.75,"high":13.75,"low":7.8,"tick":"no_change","last_trade_price":10.28,"last_trade_time":"2026-02-18T16:00:18","percent_change":-27.8596,"prev_day_close":10.5499997138977},{"option":"SPXW260304C06425000","bid":447.0,"bid_size":4.0,"ask":453.5,"ask_size":4.0,"iv":0.2612,"open_interest":0.0,"volume":0.0,"delta":0.9089,"gamma":0.0005,"vega":2.1992,"theta":-1.8896,"rho":2.0596,"theo":450.0358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.199996948242},{"option":"SPXW260304P06425000","bid":14.2,"bid_size":20.0,"ask":14.7,"ask_size":51.0,"iv":0.2603,"open_interest":156.0,"volume":149.0,"delta":-0.091,"gamma":0.0005,"vega":2.1992,"theta":-2.0311,"rho":-0.2242,"theo":14.4783,"change":-4.34,"open":14.21,"high":15.6,"low":8.8,"tick":"no_change","last_trade_price":11.41,"last_trade_time":"2026-02-18T16:00:18","percent_change":-27.5556,"prev_day_close":11.75},{"option":"SPXW260304C06450000","bid":423.6,"bid_size":4.0,"ask":429.9,"ask_size":4.0,"iv":0.2561,"open_interest":0.0,"volume":2.0,"delta":0.8992,"gamma":0.0005,"vega":2.368,"theta":-2.0264,"rho":2.0441,"theo":426.6935,"change":45.55,"open":468.55,"high":468.55,"low":468.55,"tick":"up","last_trade_price":468.55,"last_trade_time":"2026-02-18T11:14:00","percent_change":10.7683,"prev_day_close":444.600006103516},{"option":"SPXW260304P06450000","bid":15.8,"bid_size":29.0,"ask":16.4,"ask_size":30.0,"iv":0.2559,"open_interest":134.0,"volume":58.0,"delta":-0.1007,"gamma":0.0005,"vega":2.368,"theta":-2.1598,"rho":-0.2486,"theo":16.0985,"change":-2.11,"open":15.88,"high":17.26,"low":10.09,"tick":"no_change","last_trade_price":15.34,"last_trade_time":"2026-02-18T14:58:50","percent_change":-12.0917,"prev_day_close":13.1500000953674},{"option":"SPXW260304C06475000","bid":401.3,"bid_size":2.0,"ask":406.9,"ask_size":4.0,"iv":0.2538,"open_interest":1.0,"volume":1.0,"delta":0.8884,"gamma":0.0006,"vega":2.5439,"theta":-2.168,"rho":2.026,"theo":403.5505,"change":45.91,"open":446.21,"high":446.21,"low":446.21,"tick":"up","last_trade_price":446.21,"last_trade_time":"2026-02-18T11:34:49","percent_change":11.4689,"prev_day_close":421.199996948242},{"option":"SPXW260304P06475000","bid":17.6,"bid_size":28.0,"ask":18.2,"ask_size":28.0,"iv":0.2515,"open_interest":136.0,"volume":16.0,"delta":-0.1115,"gamma":0.0006,"vega":2.5439,"theta":-2.2933,"rho":-0.2756,"theo":17.9181,"change":-4.55,"open":17.31,"high":17.31,"low":12.16,"tick":"up","last_trade_price":14.7,"last_trade_time":"2026-02-18T13:53:19","percent_change":-23.6364,"prev_day_close":14.6500000953674},{"option":"SPXW260304C06480000","bid":395.8,"bid_size":3.0,"ask":402.1,"ask_size":3.0,"iv":0.2507,"open_interest":0.0,"volume":0.0,"delta":0.8862,"gamma":0.0006,"vega":2.5798,"theta":-2.1969,"rho":2.0222,"theo":398.9473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06480000","bid":18.0,"bid_size":10.0,"ask":18.6,"ask_size":10.0,"iv":0.2507,"open_interest":0.0,"volume":0.0,"delta":-0.1138,"gamma":0.0006,"vega":2.5798,"theta":-2.3205,"rho":-0.2812,"theo":18.3073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06490000","bid":386.7,"bid_size":4.0,"ask":392.9,"ask_size":4.0,"iv":0.2491,"open_interest":0.0,"volume":0.0,"delta":0.8814,"gamma":0.0006,"vega":2.653,"theta":-2.2549,"rho":2.0141,"theo":389.7671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":407.649993896484},{"option":"SPXW260304P06490000","bid":18.8,"bid_size":27.0,"ask":19.4,"ask_size":27.0,"iv":0.2489,"open_interest":9.0,"volume":10.0,"delta":-0.1185,"gamma":0.0006,"vega":2.653,"theta":-2.3753,"rho":-0.2928,"theo":19.1121,"change":-8.5,"open":12.97,"high":12.97,"low":12.0,"tick":"down","last_trade_price":12.0,"last_trade_time":"2026-02-18T12:20:50","percent_change":-41.4634,"prev_day_close":15.6500000953674},{"option":"SPXW260304C06500000","bid":377.6,"bid_size":4.0,"ask":383.9,"ask_size":4.0,"iv":0.2477,"open_interest":0.0,"volume":0.0,"delta":0.8765,"gamma":0.0006,"vega":2.7281,"theta":-2.3134,"rho":2.0056,"theo":380.6229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.449996948242},{"option":"SPXW260304P06500000","bid":19.6,"bid_size":26.0,"ask":20.3,"ask_size":26.0,"iv":0.2472,"open_interest":337.0,"volume":158.0,"delta":-0.1234,"gamma":0.0006,"vega":2.7281,"theta":-2.4306,"rho":-0.3049,"theo":19.9529,"change":-5.52,"open":19.21,"high":19.5,"low":12.21,"tick":"down","last_trade_price":15.83,"last_trade_time":"2026-02-18T16:02:41","percent_change":-25.8548,"prev_day_close":16.3500003814697},{"option":"SPXW260304C06510000","bid":369.2,"bid_size":2.0,"ask":374.7,"ask_size":4.0,"iv":0.2471,"open_interest":0.0,"volume":0.0,"delta":0.8714,"gamma":0.0006,"vega":2.8053,"theta":-2.3723,"rho":1.9964,"theo":371.5164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.549987792969},{"option":"SPXW260304P06510000","bid":20.5,"bid_size":24.0,"ask":21.2,"ask_size":25.0,"iv":0.2456,"open_interest":27.0,"volume":2.0,"delta":-0.1285,"gamma":0.0006,"vega":2.8053,"theta":-2.4862,"rho":-0.3177,"theo":20.8314,"change":-8.95,"open":13.3,"high":13.3,"low":13.3,"tick":"down","last_trade_price":13.3,"last_trade_time":"2026-02-18T12:28:32","percent_change":-40.2247,"prev_day_close":17.0999994277954},{"option":"SPXW260304C06520000","bid":359.8,"bid_size":4.0,"ask":365.9,"ask_size":4.0,"iv":0.2452,"open_interest":0.0,"volume":0.0,"delta":0.8661,"gamma":0.0007,"vega":2.8842,"theta":-2.4315,"rho":1.9865,"theo":362.4494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.449996948242},{"option":"SPXW260304P06520000","bid":21.4,"bid_size":24.0,"ask":22.1,"ask_size":25.0,"iv":0.244,"open_interest":87.0,"volume":19.0,"delta":-0.1338,"gamma":0.0007,"vega":2.8842,"theta":-2.5421,"rho":-0.3311,"theo":21.7494,"change":-8.17,"open":22.1,"high":22.1,"low":14.96,"tick":"no_change","last_trade_price":15.03,"last_trade_time":"2026-02-18T12:03:53","percent_change":-35.2155,"prev_day_close":17.9000005722046},{"option":"SPXW260304C06525000","bid":355.6,"bid_size":2.0,"ask":361.4,"ask_size":4.0,"iv":0.2449,"open_interest":0.0,"volume":0.0,"delta":0.8634,"gamma":0.0007,"vega":2.924,"theta":-2.4611,"rho":1.9814,"theo":357.9312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":374.449996948242},{"option":"SPXW260304P06525000","bid":21.9,"bid_size":24.0,"ask":22.6,"ask_size":24.0,"iv":0.243,"open_interest":113.0,"volume":35.0,"delta":-0.1366,"gamma":0.0007,"vega":2.924,"theta":-2.5701,"rho":-0.338,"theo":22.2237,"change":-5.7,"open":15.65,"high":17.95,"low":13.64,"tick":"up","last_trade_price":17.95,"last_trade_time":"2026-02-18T16:05:00","percent_change":-24.1015,"prev_day_close":18.3000001907349},{"option":"SPXW260304C06530000","bid":350.4,"bid_size":4.0,"ask":356.5,"ask_size":4.0,"iv":0.2421,"open_interest":0.0,"volume":0.0,"delta":0.8606,"gamma":0.0007,"vega":2.9639,"theta":-2.4908,"rho":1.9761,"theo":353.4235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.899993896484},{"option":"SPXW260304P06530000","bid":22.4,"bid_size":23.0,"ask":23.0,"ask_size":14.0,"iv":0.242,"open_interest":17.0,"volume":9.0,"delta":-0.1394,"gamma":0.0007,"vega":2.9639,"theta":-2.5982,"rho":-0.3451,"theo":22.7085,"change":-5.95,"open":16.05,"high":18.2,"low":14.61,"tick":"no_change","last_trade_price":18.2,"last_trade_time":"2026-02-18T14:18:26","percent_change":-24.6377,"prev_day_close":18.6999998092651},{"option":"SPXW260304C06540000","bid":341.4,"bid_size":4.0,"ask":347.3,"ask_size":4.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.8548,"gamma":0.0007,"vega":3.0439,"theta":-2.5501,"rho":1.9652,"theo":344.4402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":360.699996948242},{"option":"SPXW260304P06540000","bid":23.4,"bid_size":22.0,"ask":24.1,"ask_size":22.0,"iv":0.2403,"open_interest":12.0,"volume":7.0,"delta":-0.1451,"gamma":0.0007,"vega":3.0439,"theta":-2.6543,"rho":-0.3595,"theo":23.7103,"change":-6.0,"open":23.82,"high":23.82,"low":16.35,"tick":"up","last_trade_price":19.2,"last_trade_time":"2026-02-18T14:19:30","percent_change":-23.8095,"prev_day_close":19.5},{"option":"SPXW260304C06550000","bid":333.4,"bid_size":2.0,"ask":338.9,"ask_size":4.0,"iv":0.2407,"open_interest":1.0,"volume":1.0,"delta":0.8489,"gamma":0.0007,"vega":3.1242,"theta":-2.6094,"rho":1.9539,"theo":335.5005,"change":43.71,"open":375.71,"high":375.71,"low":375.71,"tick":"up","last_trade_price":375.71,"last_trade_time":"2026-02-18T11:34:49","percent_change":13.1657,"prev_day_close":352.25},{"option":"SPXW260304P06550000","bid":24.4,"bid_size":22.0,"ask":25.1,"ask_size":13.0,"iv":0.2387,"open_interest":759.0,"volume":57.0,"delta":-0.1511,"gamma":0.0007,"vega":3.1242,"theta":-2.7104,"rho":-0.3744,"theo":24.7556,"change":-6.2,"open":23.89,"high":23.89,"low":14.9,"tick":"down","last_trade_price":20.05,"last_trade_time":"2026-02-18T16:05:00","percent_change":-23.619,"prev_day_close":20.4000005722046},{"option":"SPXW260304C06560000","bid":324.0,"bid_size":4.0,"ask":329.9,"ask_size":4.0,"iv":0.2379,"open_interest":0.0,"volume":0.0,"delta":0.8427,"gamma":0.0008,"vega":3.2053,"theta":-2.6686,"rho":1.9422,"theo":326.6053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":342.949996948242},{"option":"SPXW260304P06560000","bid":25.5,"bid_size":22.0,"ask":26.2,"ask_size":13.0,"iv":0.237,"open_interest":20.0,"volume":13.0,"delta":-0.1572,"gamma":0.0008,"vega":3.2053,"theta":-2.7662,"rho":-0.3896,"theo":25.8454,"change":-10.85,"open":25.47,"high":25.47,"low":16.5,"tick":"down","last_trade_price":16.5,"last_trade_time":"2026-02-18T12:08:12","percent_change":-39.6709,"prev_day_close":21.3000001907349},{"option":"SPXW260304C06570000","bid":314.8,"bid_size":4.0,"ask":320.7,"ask_size":4.0,"iv":0.235,"open_interest":0.0,"volume":0.0,"delta":0.8363,"gamma":0.0008,"vega":3.288,"theta":-2.7274,"rho":1.9299,"theo":317.756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":333.949996948242},{"option":"SPXW260304P06570000","bid":26.7,"bid_size":9.0,"ask":27.3,"ask_size":12.0,"iv":0.2351,"open_interest":46.0,"volume":10.0,"delta":-0.1637,"gamma":0.0008,"vega":3.288,"theta":-2.8218,"rho":-0.4055,"theo":26.981,"change":-5.85,"open":26.53,"high":26.53,"low":18.55,"tick":"up","last_trade_price":22.7,"last_trade_time":"2026-02-18T15:41:35","percent_change":-20.4904,"prev_day_close":22.3000001907349},{"option":"SPXW260304C06575000","bid":310.3,"bid_size":4.0,"ask":316.1,"ask_size":4.0,"iv":0.2336,"open_interest":0.0,"volume":0.0,"delta":0.833,"gamma":0.0008,"vega":3.33,"theta":-2.7566,"rho":1.9234,"theo":313.349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":329.399993896484},{"option":"SPXW260304P06575000","bid":27.3,"bid_size":9.0,"ask":27.9,"ask_size":12.0,"iv":0.2342,"open_interest":248.0,"volume":6.0,"delta":-0.167,"gamma":0.0008,"vega":3.33,"theta":-2.8494,"rho":-0.4137,"theo":27.5665,"change":-7.39,"open":18.74,"high":27.0,"low":18.09,"tick":"down","last_trade_price":21.76,"last_trade_time":"2026-02-18T15:47:06","percent_change":-25.3516,"prev_day_close":22.8000001907349},{"option":"SPXW260304C06580000","bid":306.7,"bid_size":2.0,"ask":311.9,"ask_size":5.0,"iv":0.2343,"open_interest":0.0,"volume":0.0,"delta":0.8296,"gamma":0.0008,"vega":3.3723,"theta":-2.7857,"rho":1.9168,"theo":308.9543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":325.150009155273},{"option":"SPXW260304P06580000","bid":27.9,"bid_size":9.0,"ask":28.5,"ask_size":12.0,"iv":0.2333,"open_interest":46.0,"volume":21.0,"delta":-0.1703,"gamma":0.0008,"vega":3.3723,"theta":-2.8769,"rho":-0.4222,"theo":28.1643,"change":-6.57,"open":21.0,"high":26.27,"low":18.2,"tick":"down","last_trade_price":23.18,"last_trade_time":"2026-02-18T15:43:12","percent_change":-22.084,"prev_day_close":23.3000001907349},{"option":"SPXW260304C06590000","bid":297.2,"bid_size":5.0,"ask":303.0,"ask_size":5.0,"iv":0.2311,"open_interest":0.0,"volume":0.0,"delta":0.8227,"gamma":0.0008,"vega":3.4578,"theta":-2.8433,"rho":1.9028,"theo":300.2026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.25},{"option":"SPXW260304P06590000","bid":29.1,"bid_size":20.0,"ask":29.7,"ask_size":12.0,"iv":0.2314,"open_interest":30.0,"volume":3.0,"delta":-0.1773,"gamma":0.0008,"vega":3.4578,"theta":-2.9313,"rho":-0.4397,"theo":29.3976,"change":-7.4,"open":19.29,"high":23.6,"low":18.5,"tick":"up","last_trade_price":23.6,"last_trade_time":"2026-02-18T14:17:46","percent_change":-23.871,"prev_day_close":24.3500003814697},{"option":"SPXW260304C06600000","bid":288.5,"bid_size":5.0,"ask":294.3,"ask_size":5.0,"iv":0.2293,"open_interest":1.0,"volume":0.0,"delta":0.8155,"gamma":0.0009,"vega":3.5434,"theta":-2.9002,"rho":1.8881,"theo":291.5032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":346.92,"last_trade_time":"2026-02-03T14:15:58","percent_change":0.0,"prev_day_close":307.049987792969},{"option":"SPXW260304P06600000","bid":30.4,"bid_size":9.0,"ask":31.0,"ask_size":12.0,"iv":0.2296,"open_interest":502.0,"volume":292.0,"delta":-0.1844,"gamma":0.0009,"vega":3.5434,"theta":-2.9849,"rho":-0.4579,"theo":30.6832,"change":4.75,"open":21.84,"high":30.0,"low":18.62,"tick":"down","last_trade_price":23.6,"last_trade_time":"2026-02-18T15:51:24","percent_change":18.664,"prev_day_close":25.4500007629395},{"option":"SPXW260304C06610000","bid":280.4,"bid_size":2.0,"ask":285.4,"ask_size":5.0,"iv":0.2279,"open_interest":0.0,"volume":0.0,"delta":0.8081,"gamma":0.0009,"vega":3.6285,"theta":-2.9561,"rho":1.873,"theo":282.8576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.550003051758},{"option":"SPXW260304P06610000","bid":31.7,"bid_size":9.0,"ask":32.4,"ask_size":11.0,"iv":0.2278,"open_interest":61.0,"volume":28.0,"delta":-0.1919,"gamma":0.0009,"vega":3.6285,"theta":-3.0376,"rho":-0.4766,"theo":32.0226,"change":-3.27,"open":22.11,"high":30.43,"low":20.4,"tick":"no_change","last_trade_price":30.43,"last_trade_time":"2026-02-18T14:58:22","percent_change":-9.70327,"prev_day_close":26.5999994277954},{"option":"SPXW260304C06615000","bid":274.9,"bid_size":6.0,"ask":282.4,"ask_size":6.0,"iv":0.2268,"open_interest":0.0,"volume":0.0,"delta":0.8042,"gamma":0.0009,"vega":3.6708,"theta":-2.9837,"rho":1.8652,"theo":278.5554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06615000","bid":32.4,"bid_size":8.0,"ask":33.2,"ask_size":8.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":-0.1957,"gamma":0.0009,"vega":3.6708,"theta":-3.0636,"rho":-0.4862,"theo":32.7129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06620000","bid":271.2,"bid_size":5.0,"ask":276.8,"ask_size":5.0,"iv":0.2252,"open_interest":0.0,"volume":0.0,"delta":0.8004,"gamma":0.0009,"vega":3.713,"theta":-3.011,"rho":1.8573,"theo":274.267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":289.399993896484},{"option":"SPXW260304P06620000","bid":33.1,"bid_size":9.0,"ask":33.8,"ask_size":11.0,"iv":0.2258,"open_interest":37.0,"volume":21.0,"delta":-0.1996,"gamma":0.0009,"vega":3.713,"theta":-3.0892,"rho":-0.4958,"theo":33.417,"change":-9.33,"open":30.7,"high":30.7,"low":21.92,"tick":"up","last_trade_price":25.82,"last_trade_time":"2026-02-18T15:51:13","percent_change":-26.5434,"prev_day_close":27.75},{"option":"SPXW260304C06625000","bid":267.7,"bid_size":2.0,"ask":273.0,"ask_size":5.0,"iv":0.2259,"open_interest":0.0,"volume":0.0,"delta":0.7964,"gamma":0.001,"vega":3.7553,"theta":-3.038,"rho":1.8493,"theo":269.9928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":285.0},{"option":"SPXW260304P06625000","bid":33.8,"bid_size":19.0,"ask":34.5,"ask_size":11.0,"iv":0.2251,"open_interest":303.0,"volume":15.0,"delta":-0.2036,"gamma":0.001,"vega":3.7553,"theta":-3.1146,"rho":-0.5056,"theo":34.1353,"change":-9.14,"open":24.9,"high":26.71,"low":20.87,"tick":"up","last_trade_price":26.71,"last_trade_time":"2026-02-18T15:59:06","percent_change":-25.4951,"prev_day_close":28.4000005722046},{"option":"SPXW260304C06630000","bid":262.8,"bid_size":5.0,"ask":268.4,"ask_size":5.0,"iv":0.2237,"open_interest":0.0,"volume":0.0,"delta":0.7924,"gamma":0.001,"vega":3.7978,"theta":-3.0646,"rho":1.8411,"theo":265.7327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":280.75},{"option":"SPXW260304P06630000","bid":34.6,"bid_size":8.0,"ask":35.2,"ask_size":11.0,"iv":0.2241,"open_interest":30.0,"volume":10.0,"delta":-0.2076,"gamma":0.001,"vega":3.7978,"theta":-3.1396,"rho":-0.5156,"theo":34.8677,"change":-10.03,"open":25.1,"high":26.57,"low":22.15,"tick":"up","last_trade_price":26.57,"last_trade_time":"2026-02-18T13:56:16","percent_change":-27.4044,"prev_day_close":29.0},{"option":"SPXW260304C06635000","bid":257.8,"bid_size":6.0,"ask":265.3,"ask_size":6.0,"iv":0.223,"open_interest":0.0,"volume":0.0,"delta":0.7882,"gamma":0.001,"vega":3.8404,"theta":-3.0908,"rho":1.8327,"theo":261.4873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06635000","bid":35.3,"bid_size":8.0,"ask":36.1,"ask_size":8.0,"iv":0.2233,"open_interest":0.0,"volume":0.0,"delta":-0.2117,"gamma":0.001,"vega":3.8404,"theta":-3.1642,"rho":-0.5258,"theo":35.6148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06640000","bid":255.3,"bid_size":2.0,"ask":259.7,"ask_size":5.0,"iv":0.2228,"open_interest":0.0,"volume":0.0,"delta":0.7841,"gamma":0.001,"vega":3.8834,"theta":-3.1167,"rho":1.824,"theo":257.2567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.300003051758},{"option":"SPXW260304P06640000","bid":36.1,"bid_size":8.0,"ask":36.7,"ask_size":11.0,"iv":0.2222,"open_interest":168.0,"volume":176.0,"delta":-0.2159,"gamma":0.001,"vega":3.8834,"theta":-3.1885,"rho":-0.5362,"theo":36.3767,"change":-9.65,"open":33.56,"high":34.7,"low":23.87,"tick":"down","last_trade_price":28.55,"last_trade_time":"2026-02-18T15:49:49","percent_change":-25.2618,"prev_day_close":30.3000001907349},{"option":"SPXW260304C06645000","bid":249.3,"bid_size":6.0,"ask":256.8,"ask_size":6.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.7798,"gamma":0.001,"vega":3.9265,"theta":-3.1422,"rho":1.8152,"theo":253.0413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06645000","bid":36.8,"bid_size":7.0,"ask":37.6,"ask_size":8.0,"iv":0.2215,"open_interest":0.0,"volume":0.0,"delta":-0.2201,"gamma":0.001,"vega":3.9265,"theta":-3.2123,"rho":-0.5469,"theo":37.1538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06650000","bid":245.9,"bid_size":5.0,"ask":251.4,"ask_size":5.0,"iv":0.2197,"open_interest":0.0,"volume":0.0,"delta":0.7755,"gamma":0.001,"vega":3.9697,"theta":-3.1672,"rho":1.806,"theo":248.8417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":263.649993896484},{"option":"SPXW260304P06650000","bid":37.6,"bid_size":8.0,"ask":38.3,"ask_size":11.0,"iv":0.2203,"open_interest":327.0,"volume":73.0,"delta":-0.2244,"gamma":0.001,"vega":3.9697,"theta":-3.2357,"rho":-0.5578,"theo":37.9466,"change":-10.79,"open":34.85,"high":34.85,"low":23.67,"tick":"down","last_trade_price":29.01,"last_trade_time":"2026-02-18T15:56:22","percent_change":-27.1106,"prev_day_close":31.6999998092651},{"option":"SPXW260304C06655000","bid":240.9,"bid_size":6.0,"ask":248.4,"ask_size":6.0,"iv":0.219,"open_interest":0.0,"volume":0.0,"delta":0.7711,"gamma":0.001,"vega":4.0129,"theta":-3.1917,"rho":1.7966,"theo":244.658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06655000","bid":38.4,"bid_size":7.0,"ask":39.3,"ask_size":8.0,"iv":0.2196,"open_interest":0.0,"volume":0.0,"delta":-0.2288,"gamma":0.001,"vega":4.0129,"theta":-3.2586,"rho":-0.569,"theo":38.7555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06660000","bid":237.6,"bid_size":5.0,"ask":243.0,"ask_size":5.0,"iv":0.2178,"open_interest":1.0,"volume":0.0,"delta":0.7666,"gamma":0.0011,"vega":4.0558,"theta":-3.2158,"rho":1.7869,"theo":240.4909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.33,"last_trade_time":"2026-02-17T10:22:26","percent_change":0.0,"prev_day_close":255.049995422363},{"option":"SPXW260304P06660000","bid":39.3,"bid_size":7.0,"ask":39.9,"ask_size":11.0,"iv":0.2183,"open_interest":126.0,"volume":130.0,"delta":-0.2333,"gamma":0.0011,"vega":4.0558,"theta":-3.281,"rho":-0.5804,"theo":39.5808,"change":5.5,"open":36.56,"high":37.0,"low":25.4,"tick":"no_change","last_trade_price":30.29,"last_trade_time":"2026-02-18T15:53:10","percent_change":16.6163,"prev_day_close":33.1000003814697},{"option":"SPXW260304C06665000","bid":232.6,"bid_size":6.0,"ask":240.1,"ask_size":6.0,"iv":0.2171,"open_interest":0.0,"volume":0.0,"delta":0.762,"gamma":0.0011,"vega":4.0984,"theta":-3.2393,"rho":1.7771,"theo":236.3404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06665000","bid":40.1,"bid_size":7.0,"ask":40.9,"ask_size":7.0,"iv":0.2176,"open_interest":0.0,"volume":0.0,"delta":-0.2379,"gamma":0.0011,"vega":4.0984,"theta":-3.303,"rho":-0.592,"theo":40.4228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06670000","bid":229.3,"bid_size":5.0,"ask":234.7,"ask_size":5.0,"iv":0.2158,"open_interest":0.0,"volume":0.0,"delta":0.7574,"gamma":0.0011,"vega":4.1405,"theta":-3.2623,"rho":1.7672,"theo":232.2068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.599998474121},{"option":"SPXW260304P06670000","bid":41.0,"bid_size":7.0,"ask":41.6,"ask_size":11.0,"iv":0.2164,"open_interest":118.0,"volume":113.0,"delta":-0.2425,"gamma":0.0011,"vega":4.1405,"theta":-3.3243,"rho":-0.6037,"theo":41.2818,"change":-10.81,"open":41.77,"high":42.35,"low":32.39,"tick":"down","last_trade_price":32.39,"last_trade_time":"2026-02-18T15:52:42","percent_change":-25.0231,"prev_day_close":34.6000003814697},{"option":"SPXW260304C06675000","bid":225.1,"bid_size":5.0,"ask":230.4,"ask_size":5.0,"iv":0.2145,"open_interest":1.0,"volume":0.0,"delta":0.7527,"gamma":0.0011,"vega":4.1822,"theta":-3.2848,"rho":1.7571,"theo":228.0903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.53,"last_trade_time":"2026-02-04T14:27:57","percent_change":0.0,"prev_day_close":242.300003051758},{"option":"SPXW260304P06675000","bid":41.8,"bid_size":8.0,"ask":42.5,"ask_size":11.0,"iv":0.2154,"open_interest":57.0,"volume":19.0,"delta":-0.2472,"gamma":0.0011,"vega":4.1822,"theta":-3.3451,"rho":-0.6156,"theo":42.1578,"change":-11.33,"open":30.07,"high":38.65,"low":27.61,"tick":"down","last_trade_price":32.77,"last_trade_time":"2026-02-18T15:53:36","percent_change":-25.6916,"prev_day_close":35.3499984741211},{"option":"SPXW260304C06680000","bid":221.1,"bid_size":5.0,"ask":226.4,"ask_size":5.0,"iv":0.2137,"open_interest":1.0,"volume":0.0,"delta":0.7479,"gamma":0.0011,"vega":4.2234,"theta":-3.3066,"rho":1.7469,"theo":223.9912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.77,"last_trade_time":"2026-02-17T10:22:26","percent_change":0.0,"prev_day_close":237.75},{"option":"SPXW260304P06680000","bid":42.7,"bid_size":8.0,"ask":43.4,"ask_size":10.0,"iv":0.2143,"open_interest":141.0,"volume":122.0,"delta":-0.2521,"gamma":0.0011,"vega":4.2234,"theta":-3.3654,"rho":-0.6276,"theo":43.0511,"change":-11.75,"open":43.52,"high":44.15,"low":28.52,"tick":"up","last_trade_price":33.35,"last_trade_time":"2026-02-18T15:53:06","percent_change":-26.0532,"prev_day_close":36.1000003814697},{"option":"SPXW260304C06685000","bid":216.2,"bid_size":6.0,"ask":223.7,"ask_size":6.0,"iv":0.2132,"open_interest":0.0,"volume":0.0,"delta":0.743,"gamma":0.0012,"vega":4.2643,"theta":-3.3278,"rho":1.7366,"theo":219.9095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304P06685000","bid":43.6,"bid_size":7.0,"ask":44.5,"ask_size":7.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":-0.2569,"gamma":0.0012,"vega":4.2643,"theta":-3.385,"rho":-0.6397,"theo":43.9619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260304C06690000","bid":213.0,"bid_size":5.0,"ask":218.1,"ask_size":5.0,"iv":0.2116,"open_interest":6.0,"volume":0.0,"delta":0.738,"gamma":0.0012,"vega":4.3051,"theta":-3.3484,"rho":1.726,"theo":215.8455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.88,"last_trade_time":"2026-02-06T10:28:12","percent_change":0.0,"prev_day_close":229.75},{"option":"SPXW260304P06690000","bid":44.5,"bid_size":8.0,"ask":45.2,"ask_size":10.0,"iv":0.2123,"open_interest":53.0,"volume":33.0,"delta":-0.2619,"gamma":0.0012,"vega":4.3051,"theta":-3.404,"rho":-0.652,"theo":44.8905,"change":-4.94,"open":37.24,"high":42.06,"low":29.7,"tick":"up","last_trade_price":42.06,"last_trade_time":"2026-02-18T15:29:42","percent_change":-10.5106,"prev_day_close":37.7000007629394},{"option":"SPXW260304C06695000","bid":209.5,"bid_size":2.0,"ask":215.6,"ask_size":7.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.733,"gamma":0.0012,"vega":4.3457,"theta":-3.3684,"rho":1.7152,"theo":211.7996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":225.800003051758},{"option":"SPXW260304P06695000","bid":45.5,"bid_size":7.0,"ask":46.1,"ask_size":10.0,"iv":0.2113,"open_interest":9.0,"volume":14.0,"delta":-0.267,"gamma":0.0012,"vega":4.3457,"theta":-3.4223,"rho":-0.6646,"theo":45.8371,"change":-6.65,"open":34.3,"high":41.3,"low":30.2,"tick":"up","last_trade_price":41.3,"last_trade_time":"2026-02-18T14:40:08","percent_change":-13.8686,"prev_day_close":38.5499992370606},{"option":"SPXW260304C06700000","bid":204.9,"bid_size":5.0,"ask":210.4,"ask_size":5.0,"iv":0.21,"open_interest":3.0,"volume":0.0,"delta":0.7278,"gamma":0.0012,"vega":4.3863,"theta":-3.3876,"rho":1.7042,"theo":207.7722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":228.65,"last_trade_time":"2026-02-12T15:17:12","percent_change":0.0,"prev_day_close":221.449996948242},{"option":"SPXW260304P06700000","bid":46.5,"bid_size":7.0,"ask":47.1,"ask_size":10.0,"iv":0.2103,"open_interest":273.0,"volume":60.0,"delta":-0.2721,"gamma":0.0012,"vega":4.3863,"theta":-3.4399,"rho":-0.6774,"theo":46.8022,"change":-5.13,"open":45.57,"high":45.57,"low":29.76,"tick":"up","last_trade_price":43.82,"last_trade_time":"2026-02-18T15:24:58","percent_change":-10.4801,"prev_day_close":39.3999996185303},{"option":"SPXW260304C06705000","bid":201.6,"bid_size":7.0,"ask":206.3,"ask_size":7.0,"iv":0.2091,"open_interest":0.0,"volume":0.0,"delta":0.7226,"gamma":0.0012,"vega":4.4268,"theta":-3.4061,"rho":1.6928,"theo":203.7639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":217.199996948242},{"option":"SPXW260304P06705000","bid":47.4,"bid_size":8.0,"ask":48.1,"ask_size":10.0,"iv":0.2093,"open_interest":14.0,"volume":11.0,"delta":-0.2774,"gamma":0.0012,"vega":4.4268,"theta":-3.4567,"rho":-0.6906,"theo":47.7864,"change":0.05,"open":37.26,"high":38.5,"low":37.16,"tick":"up","last_trade_price":38.5,"last_trade_time":"2026-02-18T15:48:34","percent_change":0.124224,"prev_day_close":40.25},{"option":"SPXW260304C06710000","bid":197.4,"bid_size":7.0,"ask":202.1,"ask_size":5.0,"iv":0.2082,"open_interest":1.0,"volume":0.0,"delta":0.7173,"gamma":0.0012,"vega":4.4671,"theta":-3.4238,"rho":1.681,"theo":199.7752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.0,"last_trade_time":"2026-02-17T15:40:41","percent_change":0.0,"prev_day_close":213.099998474121},{"option":"SPXW260304P06710000","bid":48.4,"bid_size":8.0,"ask":49.1,"ask_size":10.0,"iv":0.2082,"open_interest":80.0,"volume":1.0,"delta":-0.2827,"gamma":0.0012,"vega":4.4671,"theta":-3.4728,"rho":-0.7041,"theo":48.7902,"change":-14.53,"open":36.47,"high":36.47,"low":36.47,"tick":"down","last_trade_price":36.47,"last_trade_time":"2026-02-18T14:05:17","percent_change":-28.4902,"prev_day_close":41.1500015258789},{"option":"SPXW260304C06715000","bid":193.5,"bid_size":7.0,"ask":198.3,"ask_size":7.0,"iv":0.207,"open_interest":0.0,"volume":0.0,"delta":0.7118,"gamma":0.0012,"vega":4.507,"theta":-3.4407,"rho":1.669,"theo":195.8066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":208.800003051758},{"option":"SPXW260304P06715000","bid":49.5,"bid_size":7.0,"ask":50.1,"ask_size":10.0,"iv":0.2071,"open_interest":14.0,"volume":0.0,"delta":-0.2881,"gamma":0.0012,"vega":4.507,"theta":-3.4881,"rho":-0.7179,"theo":49.814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":71.77,"last_trade_time":"2026-02-17T11:00:17","percent_change":0.0,"prev_day_close":42.0},{"option":"SPXW260304C06720000","bid":189.6,"bid_size":7.0,"ask":194.0,"ask_size":5.0,"iv":0.2058,"open_interest":0.0,"volume":0.0,"delta":0.7063,"gamma":0.0013,"vega":4.5463,"theta":-3.4567,"rho":1.6567,"theo":191.8585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":204.900001525879},{"option":"SPXW260304P06720000","bid":50.5,"bid_size":7.0,"ask":51.2,"ask_size":10.0,"iv":0.2061,"open_interest":80.0,"volume":15.0,"delta":-0.2936,"gamma":0.0013,"vega":4.5463,"theta":-3.5025,"rho":-0.732,"theo":50.8585,"change":-5.18,"open":52.13,"high":52.13,"low":46.61,"tick":"up","last_trade_price":47.97,"last_trade_time":"2026-02-18T15:30:11","percent_change":-9.746,"prev_day_close":42.9500007629394},{"option":"SPXW260304C06725000","bid":185.6,"bid_size":7.0,"ask":190.1,"ask_size":5.0,"iv":0.2049,"open_interest":2.0,"volume":0.0,"delta":0.7007,"gamma":0.0013,"vega":4.5848,"theta":-3.4719,"rho":1.6443,"theo":187.9314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.88,"last_trade_time":"2026-02-17T11:05:22","percent_change":0.0,"prev_day_close":200.800003051758},{"option":"SPXW260304P06725000","bid":51.6,"bid_size":7.0,"ask":52.2,"ask_size":10.0,"iv":0.205,"open_interest":279.0,"volume":55.0,"delta":-0.2992,"gamma":0.0013,"vega":4.5848,"theta":-3.5161,"rho":-0.7462,"theo":51.9239,"change":-9.25,"open":43.82,"high":45.0,"low":34.4,"tick":"up","last_trade_price":45.0,"last_trade_time":"2026-02-18T14:35:48","percent_change":-17.0507,"prev_day_close":43.8499984741211},{"option":"SPXW260304C06730000","bid":181.7,"bid_size":7.0,"ask":186.2,"ask_size":5.0,"iv":0.2038,"open_interest":1.0,"volume":0.0,"delta":0.695,"gamma":0.0013,"vega":4.6225,"theta":-3.4862,"rho":1.6316,"theo":184.0255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.23,"last_trade_time":"2026-02-17T11:05:22","percent_change":0.0,"prev_day_close":196.900001525879},{"option":"SPXW260304P06730000","bid":52.6,"bid_size":8.0,"ask":53.3,"ask_size":9.0,"iv":0.204,"open_interest":93.0,"volume":22.0,"delta":-0.3049,"gamma":0.0013,"vega":4.6225,"theta":-3.5288,"rho":-0.7606,"theo":53.0104,"change":-19.9,"open":54.33,"high":54.33,"low":35.5,"tick":"no_change","last_trade_price":35.5,"last_trade_time":"2026-02-18T12:47:14","percent_change":-35.9206,"prev_day_close":44.8499984741211},{"option":"SPXW260304C06735000","bid":179.7,"bid_size":1.0,"ask":180.6,"ask_size":1.0,"iv":0.2029,"open_interest":0.0,"volume":0.0,"delta":0.6892,"gamma":0.0013,"vega":4.6594,"theta":-3.4996,"rho":1.6189,"theo":180.141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.900001525879},{"option":"SPXW260304P06735000","bid":53.7,"bid_size":7.0,"ask":54.4,"ask_size":9.0,"iv":0.2029,"open_interest":5.0,"volume":5.0,"delta":-0.3107,"gamma":0.0013,"vega":4.6594,"theta":-3.5405,"rho":-0.7751,"theo":54.1184,"change":-20.1,"open":49.64,"high":49.64,"low":36.45,"tick":"down","last_trade_price":36.45,"last_trade_time":"2026-02-18T12:11:29","percent_change":-35.5438,"prev_day_close":45.7999992370606},{"option":"SPXW260304C06740000","bid":175.8,"bid_size":1.0,"ask":176.8,"ask_size":1.0,"iv":0.2018,"open_interest":4.0,"volume":0.0,"delta":0.6833,"gamma":0.0013,"vega":4.6955,"theta":-3.512,"rho":1.606,"theo":176.2781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":143.74,"last_trade_time":"2026-02-17T10:15:50","percent_change":0.0,"prev_day_close":188.850006103516},{"option":"SPXW260304P06740000","bid":54.9,"bid_size":6.0,"ask":55.5,"ask_size":8.0,"iv":0.2018,"open_interest":150.0,"volume":15.0,"delta":-0.3166,"gamma":0.0013,"vega":4.6955,"theta":-3.5513,"rho":-0.7897,"theo":55.248,"change":-15.3,"open":52.17,"high":52.17,"low":38.1,"tick":"up","last_trade_price":42.45,"last_trade_time":"2026-02-18T13:59:17","percent_change":-26.4935,"prev_day_close":46.7999992370606},{"option":"SPXW260304C06745000","bid":172.0,"bid_size":1.0,"ask":173.0,"ask_size":1.0,"iv":0.2008,"open_interest":0.0,"volume":0.0,"delta":0.6773,"gamma":0.0014,"vega":4.7309,"theta":-3.5234,"rho":1.5929,"theo":172.4371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":184.900001525879},{"option":"SPXW260304P06745000","bid":56.0,"bid_size":7.0,"ask":56.7,"ask_size":9.0,"iv":0.2008,"open_interest":9.0,"volume":13.0,"delta":-0.3226,"gamma":0.0014,"vega":4.7309,"theta":-3.5611,"rho":-0.8046,"theo":56.3996,"change":-13.7,"open":51.82,"high":51.82,"low":41.68,"tick":"up","last_trade_price":45.25,"last_trade_time":"2026-02-18T13:52:42","percent_change":-23.24,"prev_day_close":47.8499984741211},{"option":"SPXW260304C06750000","bid":168.2,"bid_size":1.0,"ask":169.1,"ask_size":1.0,"iv":0.1996,"open_interest":5.0,"volume":0.0,"delta":0.6712,"gamma":0.0014,"vega":4.7657,"theta":-3.5339,"rho":1.5796,"theo":168.6185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":154.09,"last_trade_time":"2026-02-13T09:41:42","percent_change":0.0,"prev_day_close":180.900001525879},{"option":"SPXW260304P06750000","bid":57.2,"bid_size":6.0,"ask":57.9,"ask_size":9.0,"iv":0.1996,"open_interest":215.0,"volume":19.0,"delta":-0.3287,"gamma":0.0014,"vega":4.7657,"theta":-3.5699,"rho":-0.8198,"theo":57.5735,"change":-9.43,"open":48.89,"high":54.78,"low":38.55,"tick":"down","last_trade_price":50.67,"last_trade_time":"2026-02-18T15:34:47","percent_change":-15.6905,"prev_day_close":48.8499984741211},{"option":"SPXW260304C06755000","bid":164.4,"bid_size":1.0,"ask":165.3,"ask_size":1.0,"iv":0.1985,"open_interest":1.0,"volume":0.0,"delta":0.665,"gamma":0.0014,"vega":4.8001,"theta":-3.5432,"rho":1.5658,"theo":164.8229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.05,"last_trade_time":"2026-02-17T10:41:33","percent_change":0.0,"prev_day_close":177.349998474121},{"option":"SPXW260304P06755000","bid":58.4,"bid_size":6.0,"ask":59.1,"ask_size":9.0,"iv":0.1985,"open_interest":74.0,"volume":76.0,"delta":-0.3349,"gamma":0.0014,"vega":4.8001,"theta":-3.5777,"rho":-0.8353,"theo":58.7703,"change":-8.5,"open":58.7,"high":58.7,"low":40.27,"tick":"down","last_trade_price":52.95,"last_trade_time":"2026-02-18T15:34:14","percent_change":-13.8324,"prev_day_close":49.8999996185303},{"option":"SPXW260304C06760000","bid":160.6,"bid_size":1.0,"ask":161.6,"ask_size":1.0,"iv":0.1974,"open_interest":6.0,"volume":0.0,"delta":0.6587,"gamma":0.0014,"vega":4.8338,"theta":-3.5514,"rho":1.5517,"theo":161.0508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.7,"last_trade_time":"2026-02-17T10:03:51","percent_change":0.0,"prev_day_close":172.349998474121},{"option":"SPXW260304P06760000","bid":59.6,"bid_size":7.0,"ask":60.3,"ask_size":9.0,"iv":0.1974,"open_interest":79.0,"volume":26.0,"delta":-0.3412,"gamma":0.0014,"vega":4.8338,"theta":-3.5843,"rho":-0.8512,"theo":59.9908,"change":-15.8,"open":52.1,"high":52.1,"low":38.8,"tick":"up","last_trade_price":46.85,"last_trade_time":"2026-02-18T15:53:20","percent_change":-25.2195,"prev_day_close":50.9500007629394},{"option":"SPXW260304C06765000","bid":156.9,"bid_size":3.0,"ask":157.8,"ask_size":8.0,"iv":0.1962,"open_interest":5.0,"volume":1.0,"delta":0.6523,"gamma":0.0014,"vega":4.8669,"theta":-3.5585,"rho":1.5372,"theo":157.3031,"change":4.74,"open":159.34,"high":159.34,"low":159.34,"tick":"up","last_trade_price":159.34,"last_trade_time":"2026-02-18T09:38:07","percent_change":3.06598,"prev_day_close":168.5},{"option":"SPXW260304P06765000","bid":60.8,"bid_size":7.0,"ask":61.5,"ask_size":8.0,"iv":0.1962,"open_interest":207.0,"volume":192.0,"delta":-0.3476,"gamma":0.0014,"vega":4.8669,"theta":-3.5897,"rho":-0.8675,"theo":61.2355,"change":-15.94,"open":62.5,"high":62.5,"low":42.82,"tick":"no_change","last_trade_price":48.11,"last_trade_time":"2026-02-18T15:53:10","percent_change":-24.8868,"prev_day_close":52.1500015258789},{"option":"SPXW260304C06770000","bid":153.1,"bid_size":8.0,"ask":154.0,"ask_size":2.0,"iv":0.1951,"open_interest":2.0,"volume":0.0,"delta":0.6458,"gamma":0.0014,"vega":4.8991,"theta":-3.5644,"rho":1.5223,"theo":153.5803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.63,"last_trade_time":"2026-02-17T15:13:27","percent_change":0.0,"prev_day_close":164.649993896484},{"option":"SPXW260304P06770000","bid":62.1,"bid_size":7.0,"ask":62.8,"ask_size":8.0,"iv":0.1951,"open_interest":39.0,"volume":9.0,"delta":-0.3541,"gamma":0.0014,"vega":4.8991,"theta":-3.594,"rho":-0.8841,"theo":62.5053,"change":-16.35,"open":45.58,"high":59.15,"low":43.77,"tick":"down","last_trade_price":48.95,"last_trade_time":"2026-02-18T15:53:20","percent_change":-25.0383,"prev_day_close":53.25},{"option":"SPXW260304C06775000","bid":149.5,"bid_size":3.0,"ask":150.3,"ask_size":2.0,"iv":0.194,"open_interest":2.0,"volume":0.0,"delta":0.6392,"gamma":0.0015,"vega":4.9302,"theta":-3.5691,"rho":1.5072,"theo":149.8832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.5,"last_trade_time":"2026-02-13T10:05:50","percent_change":0.0,"prev_day_close":160.849998474121},{"option":"SPXW260304P06775000","bid":63.4,"bid_size":7.0,"ask":64.1,"ask_size":8.0,"iv":0.194,"open_interest":223.0,"volume":191.0,"delta":-0.3607,"gamma":0.0015,"vega":4.9302,"theta":-3.597,"rho":-0.901,"theo":63.8006,"change":7.84,"open":65.1,"high":65.1,"low":47.31,"tick":"up","last_trade_price":51.57,"last_trade_time":"2026-02-18T15:59:06","percent_change":14.425,"prev_day_close":54.3499984741211},{"option":"SPXW260304C06780000","bid":145.8,"bid_size":2.0,"ask":146.7,"ask_size":8.0,"iv":0.1928,"open_interest":3.0,"volume":0.0,"delta":0.6325,"gamma":0.0015,"vega":4.9601,"theta":-3.5725,"rho":1.4919,"theo":146.212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.2,"last_trade_time":"2026-02-17T11:03:05","percent_change":0.0,"prev_day_close":157.049995422363},{"option":"SPXW260304P06780000","bid":64.7,"bid_size":7.0,"ask":65.4,"ask_size":8.0,"iv":0.1929,"open_interest":37.0,"volume":20.0,"delta":-0.3675,"gamma":0.0015,"vega":4.9601,"theta":-3.5988,"rho":-0.9181,"theo":65.1219,"change":-6.13,"open":47.6,"high":61.97,"low":44.45,"tick":"up","last_trade_price":61.97,"last_trade_time":"2026-02-18T14:59:17","percent_change":-9.00147,"prev_day_close":55.5499992370606},{"option":"SPXW260304C06785000","bid":142.1,"bid_size":8.0,"ask":143.0,"ask_size":3.0,"iv":0.1916,"open_interest":4.0,"volume":1.0,"delta":0.6256,"gamma":0.0015,"vega":4.9886,"theta":-3.5746,"rho":1.4765,"theo":142.5671,"change":7.77,"open":147.87,"high":147.87,"low":147.87,"tick":"up","last_trade_price":147.87,"last_trade_time":"2026-02-18T09:52:36","percent_change":5.54604,"prev_day_close":153.25},{"option":"SPXW260304P06785000","bid":66.0,"bid_size":7.0,"ask":66.8,"ask_size":8.0,"iv":0.1917,"open_interest":193.0,"volume":183.0,"delta":-0.3743,"gamma":0.0015,"vega":4.9886,"theta":-3.5993,"rho":-0.9353,"theo":66.4696,"change":-16.7,"open":45.73,"high":62.11,"low":45.73,"tick":"down","last_trade_price":52.8,"last_trade_time":"2026-02-18T15:53:06","percent_change":-24.0288,"prev_day_close":56.75},{"option":"SPXW260304C06790000","bid":138.5,"bid_size":8.0,"ask":139.4,"ask_size":3.0,"iv":0.1906,"open_interest":7.0,"volume":0.0,"delta":0.6187,"gamma":0.0015,"vega":5.0158,"theta":-3.5753,"rho":1.4609,"theo":138.9488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.0,"last_trade_time":"2026-02-17T11:12:10","percent_change":0.0,"prev_day_close":149.449996948242},{"option":"SPXW260304P06790000","bid":67.4,"bid_size":7.0,"ask":68.2,"ask_size":8.0,"iv":0.1906,"open_interest":76.0,"volume":75.0,"delta":-0.3812,"gamma":0.0015,"vega":5.0158,"theta":-3.5984,"rho":-0.9526,"theo":67.8437,"change":-11.89,"open":61.87,"high":65.35,"low":46.83,"tick":"no_change","last_trade_price":59.06,"last_trade_time":"2026-02-18T15:42:02","percent_change":-16.7583,"prev_day_close":58.0},{"option":"SPXW260304C06795000","bid":134.9,"bid_size":8.0,"ask":135.8,"ask_size":3.0,"iv":0.1894,"open_interest":7.0,"volume":7.0,"delta":0.6116,"gamma":0.0015,"vega":5.0418,"theta":-3.5747,"rho":1.4451,"theo":135.3573,"change":30.28,"open":140.62,"high":163.33,"low":140.62,"tick":"up","last_trade_price":163.33,"last_trade_time":"2026-02-18T11:00:12","percent_change":22.7584,"prev_day_close":145.699996948242},{"option":"SPXW260304P06795000","bid":68.8,"bid_size":7.0,"ask":69.6,"ask_size":7.0,"iv":0.1893,"open_interest":43.0,"volume":43.0,"delta":-0.3883,"gamma":0.0015,"vega":5.0418,"theta":-3.5962,"rho":-0.9702,"theo":69.2448,"change":-24.59,"open":53.96,"high":53.96,"low":47.86,"tick":"down","last_trade_price":47.86,"last_trade_time":"2026-02-18T13:22:01","percent_change":-33.9406,"prev_day_close":59.25},{"option":"SPXW260304C06800000","bid":131.4,"bid_size":3.0,"ask":132.3,"ask_size":9.0,"iv":0.1882,"open_interest":32.0,"volume":12.0,"delta":0.6044,"gamma":0.0016,"vega":5.0665,"theta":-3.5727,"rho":1.429,"theo":131.7933,"change":23.75,"open":134.71,"high":159.4,"low":134.71,"tick":"down","last_trade_price":153.3,"last_trade_time":"2026-02-18T13:40:26","percent_change":18.3327,"prev_day_close":142.049995422363},{"option":"SPXW260304P06800000","bid":70.2,"bid_size":7.0,"ask":71.0,"ask_size":7.0,"iv":0.1882,"open_interest":146.0,"volume":67.0,"delta":-0.3955,"gamma":0.0016,"vega":5.0665,"theta":-3.5926,"rho":-0.9881,"theo":70.6732,"change":-16.82,"open":69.55,"high":71.7,"low":48.7,"tick":"down","last_trade_price":57.08,"last_trade_time":"2026-02-18T15:51:06","percent_change":-22.7605,"prev_day_close":60.5499992370606},{"option":"SPXW260304C06805000","bid":127.8,"bid_size":9.0,"ask":128.7,"ask_size":3.0,"iv":0.187,"open_interest":3.0,"volume":2.0,"delta":0.5971,"gamma":0.0016,"vega":5.0901,"theta":-3.5693,"rho":1.4125,"theo":128.2574,"change":25.18,"open":152.7,"high":152.7,"low":151.28,"tick":"down","last_trade_price":151.28,"last_trade_time":"2026-02-18T10:30:37","percent_change":19.9683,"prev_day_close":138.400001525879},{"option":"SPXW260304P06805000","bid":71.7,"bid_size":6.0,"ask":72.5,"ask_size":7.0,"iv":0.187,"open_interest":41.0,"volume":2.0,"delta":-0.4028,"gamma":0.0016,"vega":5.0901,"theta":-3.5875,"rho":-1.0064,"theo":72.1299,"change":-21.32,"open":53.25,"high":54.13,"low":53.25,"tick":"up","last_trade_price":54.13,"last_trade_time":"2026-02-18T10:30:37","percent_change":-28.2571,"prev_day_close":61.8499984741211},{"option":"SPXW260304C06810000","bid":124.3,"bid_size":9.0,"ask":125.2,"ask_size":3.0,"iv":0.1859,"open_interest":14.0,"volume":0.0,"delta":0.5897,"gamma":0.0016,"vega":5.1125,"theta":-3.5643,"rho":1.3955,"theo":124.7506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":105.49,"last_trade_time":"2026-02-17T12:54:16","percent_change":0.0,"prev_day_close":134.699996948242},{"option":"SPXW260304P06810000","bid":73.2,"bid_size":6.0,"ask":74.0,"ask_size":7.0,"iv":0.1858,"open_interest":53.0,"volume":25.0,"delta":-0.4102,"gamma":0.0016,"vega":5.1125,"theta":-3.5809,"rho":-1.0251,"theo":73.6156,"change":-24.95,"open":53.96,"high":55.6,"low":50.9,"tick":"no_change","last_trade_price":52.1,"last_trade_time":"2026-02-18T12:45:09","percent_change":-32.3816,"prev_day_close":63.2000007629394},{"option":"SPXW260304C06815000","bid":120.9,"bid_size":3.0,"ask":121.8,"ask_size":9.0,"iv":0.1846,"open_interest":10.0,"volume":2.0,"delta":0.5822,"gamma":0.0016,"vega":5.1335,"theta":-3.5578,"rho":1.3781,"theo":121.2739,"change":24.33,"open":145.1,"high":145.1,"low":143.63,"tick":"down","last_trade_price":143.63,"last_trade_time":"2026-02-18T10:30:37","percent_change":20.394,"prev_day_close":131.050003051758},{"option":"SPXW260304P06815000","bid":74.7,"bid_size":6.0,"ask":75.5,"ask_size":7.0,"iv":0.1846,"open_interest":35.0,"volume":42.0,"delta":-0.4178,"gamma":0.0016,"vega":5.1335,"theta":-3.5728,"rho":-1.0443,"theo":75.1313,"change":-12.04,"open":58.26,"high":66.61,"low":51.89,"tick":"no_change","last_trade_price":66.61,"last_trade_time":"2026-02-18T15:35:33","percent_change":-15.3083,"prev_day_close":64.5500030517578},{"option":"SPXW260304C06820000","bid":117.4,"bid_size":3.0,"ask":118.3,"ask_size":9.0,"iv":0.1835,"open_interest":17.0,"volume":4.0,"delta":0.5745,"gamma":0.0016,"vega":5.1529,"theta":-3.5497,"rho":1.3603,"theo":117.828,"change":8.61,"open":120.2,"high":124.51,"low":120.2,"tick":"up","last_trade_price":124.51,"last_trade_time":"2026-02-18T15:35:48","percent_change":7.42882,"prev_day_close":127.399997711182},{"option":"SPXW260304P06820000","bid":76.2,"bid_size":6.0,"ask":77.0,"ask_size":6.0,"iv":0.1835,"open_interest":290.0,"volume":93.0,"delta":-0.4254,"gamma":0.0016,"vega":5.1529,"theta":-3.5631,"rho":-1.0639,"theo":76.678,"change":-15.65,"open":67.48,"high":73.6,"low":51.9,"tick":"down","last_trade_price":64.7,"last_trade_time":"2026-02-18T16:01:58","percent_change":-19.4773,"prev_day_close":65.9499969482422},{"option":"SPXW260304C06825000","bid":114.0,"bid_size":3.0,"ask":114.9,"ask_size":9.0,"iv":0.1823,"open_interest":20.0,"volume":6.0,"delta":0.5668,"gamma":0.0016,"vega":5.1706,"theta":-3.5399,"rho":1.3422,"theo":114.4139,"change":-7.21,"open":128.3,"high":131.4,"low":128.3,"tick":"up","last_trade_price":131.4,"last_trade_time":"2026-02-18T15:57:21","percent_change":-5.81921,"prev_day_close":123.899997711182},{"option":"SPXW260304P06825000","bid":77.8,"bid_size":6.0,"ask":78.6,"ask_size":7.0,"iv":0.1822,"open_interest":406.0,"volume":1.0,"delta":-0.4332,"gamma":0.0016,"vega":5.1706,"theta":-3.5517,"rho":-1.0838,"theo":78.2563,"change":8.88,"open":64.88,"high":64.88,"low":64.88,"tick":"down","last_trade_price":64.88,"last_trade_time":"2026-02-18T15:47:12","percent_change":13.1751,"prev_day_close":67.3999977111816},{"option":"SPXW260304C06830000","bid":110.6,"bid_size":3.0,"ask":111.5,"ask_size":9.0,"iv":0.181,"open_interest":8.0,"volume":4.0,"delta":0.5588,"gamma":0.0016,"vega":5.1865,"theta":-3.5285,"rho":1.324,"theo":111.032,"change":14.75,"open":111.0,"high":124.0,"low":111.0,"tick":"up","last_trade_price":124.0,"last_trade_time":"2026-02-18T15:59:35","percent_change":13.5011,"prev_day_close":120.349998474121},{"option":"SPXW260304P06830000","bid":79.4,"bid_size":6.0,"ask":80.2,"ask_size":7.0,"iv":0.181,"open_interest":56.0,"volume":22.0,"delta":-0.4411,"gamma":0.0016,"vega":5.1865,"theta":-3.5386,"rho":-1.1038,"theo":79.8669,"change":-15.27,"open":60.35,"high":75.78,"low":54.74,"tick":"down","last_trade_price":68.38,"last_trade_time":"2026-02-18T15:43:05","percent_change":-18.2546,"prev_day_close":68.7999992370606},{"option":"SPXW260304C06835000","bid":107.3,"bid_size":3.0,"ask":108.2,"ask_size":9.0,"iv":0.1797,"open_interest":17.0,"volume":8.0,"delta":0.5508,"gamma":0.0017,"vega":5.2004,"theta":-3.5154,"rho":1.3057,"theo":107.6827,"change":24.13,"open":111.3,"high":130.13,"low":111.3,"tick":"no_change","last_trade_price":130.13,"last_trade_time":"2026-02-18T11:20:12","percent_change":22.7642,"prev_day_close":116.849998474121},{"option":"SPXW260304P06835000","bid":81.0,"bid_size":7.0,"ask":81.9,"ask_size":7.0,"iv":0.1796,"open_interest":27.0,"volume":15.0,"delta":-0.4491,"gamma":0.0017,"vega":5.2004,"theta":-3.5239,"rho":-1.1239,"theo":81.5101,"change":-12.96,"open":61.65,"high":72.49,"low":57.16,"tick":"no_change","last_trade_price":72.49,"last_trade_time":"2026-02-18T15:35:33","percent_change":-15.1668,"prev_day_close":70.3499984741211},{"option":"SPXW260304C06840000","bid":104.0,"bid_size":3.0,"ask":104.9,"ask_size":9.0,"iv":0.1784,"open_interest":38.0,"volume":9.0,"delta":0.5427,"gamma":0.0017,"vega":5.2124,"theta":-3.5005,"rho":1.2871,"theo":104.3665,"change":14.43,"open":108.7,"high":126.67,"low":108.7,"tick":"down","last_trade_price":117.23,"last_trade_time":"2026-02-18T14:16:56","percent_change":14.037,"prev_day_close":113.349998474121},{"option":"SPXW260304P06840000","bid":82.7,"bid_size":7.0,"ask":83.6,"ask_size":7.0,"iv":0.1786,"open_interest":62.0,"volume":8.0,"delta":-0.4573,"gamma":0.0017,"vega":5.2124,"theta":-3.5074,"rho":-1.1442,"theo":83.1864,"change":-21.22,"open":62.68,"high":65.88,"low":58.4,"tick":"up","last_trade_price":65.88,"last_trade_time":"2026-02-18T13:42:50","percent_change":-24.3628,"prev_day_close":71.8499984741211},{"option":"SPXW260304C06845000","bid":100.7,"bid_size":2.0,"ask":101.6,"ask_size":9.0,"iv":0.1773,"open_interest":12.0,"volume":1.0,"delta":0.5344,"gamma":0.0017,"vega":5.2225,"theta":-3.4839,"rho":1.2683,"theo":101.0841,"change":25.0,"open":124.6,"high":124.6,"low":124.6,"tick":"up","last_trade_price":124.6,"last_trade_time":"2026-02-18T10:06:22","percent_change":25.1004,"prev_day_close":109.949996948242},{"option":"SPXW260304P06845000","bid":84.4,"bid_size":7.0,"ask":85.3,"ask_size":7.0,"iv":0.1771,"open_interest":325.0,"volume":43.0,"delta":-0.4655,"gamma":0.0017,"vega":5.2225,"theta":-3.4892,"rho":-1.1648,"theo":84.8966,"change":-14.26,"open":64.48,"high":75.9,"low":59.3,"tick":"no_change","last_trade_price":74.64,"last_trade_time":"2026-02-18T15:42:02","percent_change":-16.0405,"prev_day_close":73.3999977111816},{"option":"SPXW260304C06850000","bid":97.5,"bid_size":2.0,"ask":98.4,"ask_size":9.0,"iv":0.176,"open_interest":139.0,"volume":141.0,"delta":0.526,"gamma":0.0017,"vega":5.2305,"theta":-3.4655,"rho":1.249,"theo":97.8367,"change":4.0,"open":116.3,"high":122.0,"low":100.5,"tick":"no_change","last_trade_price":100.5,"last_trade_time":"2026-02-18T15:17:39","percent_change":4.14508,"prev_day_close":106.5},{"option":"SPXW260304P06850000","bid":86.1,"bid_size":7.0,"ask":87.0,"ask_size":7.0,"iv":0.1759,"open_interest":391.0,"volume":39.0,"delta":-0.4739,"gamma":0.0017,"vega":5.2305,"theta":-3.4691,"rho":-1.1859,"theo":86.6417,"change":-19.55,"open":84.28,"high":84.28,"low":60.73,"tick":"up","last_trade_price":71.3,"last_trade_time":"2026-02-18T15:59:06","percent_change":-21.519,"prev_day_close":74.9500007629394},{"option":"SPXW260304C06855000","bid":94.2,"bid_size":9.0,"ask":95.1,"ask_size":3.0,"iv":0.1747,"open_interest":15.0,"volume":5.0,"delta":0.5175,"gamma":0.0017,"vega":5.2364,"theta":-3.4452,"rho":1.2292,"theo":94.6255,"change":12.65,"open":105.95,"high":105.95,"low":105.95,"tick":"up","last_trade_price":105.95,"last_trade_time":"2026-02-18T09:56:17","percent_change":13.5584,"prev_day_close":103.200000762939},{"option":"SPXW260304P06855000","bid":87.9,"bid_size":7.0,"ask":88.8,"ask_size":7.0,"iv":0.1746,"open_interest":34.0,"volume":9.0,"delta":-0.4825,"gamma":0.0017,"vega":5.2364,"theta":-3.4472,"rho":-1.2075,"theo":88.423,"change":-14.7,"open":89.51,"high":89.51,"low":62.9,"tick":"up","last_trade_price":78.0,"last_trade_time":"2026-02-18T14:36:04","percent_change":-15.8576,"prev_day_close":76.6000022888184},{"option":"SPXW260304C06860000","bid":91.1,"bid_size":2.0,"ask":92.0,"ask_size":9.0,"iv":0.1735,"open_interest":34.0,"volume":6.0,"delta":0.5088,"gamma":0.0017,"vega":5.2401,"theta":-3.423,"rho":1.2088,"theo":91.4521,"change":3.2,"open":93.65,"high":103.55,"low":93.5,"tick":"down","last_trade_price":93.5,"last_trade_time":"2026-02-18T15:30:10","percent_change":3.54374,"prev_day_close":99.7999992370606},{"option":"SPXW260304P06860000","bid":89.7,"bid_size":7.0,"ask":90.6,"ask_size":7.0,"iv":0.1734,"open_interest":152.0,"volume":149.0,"delta":-0.4911,"gamma":0.0017,"vega":5.2401,"theta":-3.4234,"rho":-1.2296,"theo":90.242,"change":-13.79,"open":90.92,"high":91.52,"low":64.15,"tick":"down","last_trade_price":80.86,"last_trade_time":"2026-02-18T15:34:47","percent_change":-14.5695,"prev_day_close":78.2999992370606},{"option":"SPXW260304C06865000","bid":88.0,"bid_size":6.0,"ask":88.9,"ask_size":13.0,"iv":0.1721,"open_interest":17.0,"volume":4.0,"delta":0.5,"gamma":0.0018,"vega":5.2414,"theta":-3.3989,"rho":1.1881,"theo":88.3177,"change":8.81,"open":95.1,"high":108.65,"low":94.2,"tick":"up","last_trade_price":108.65,"last_trade_time":"2026-02-18T10:29:03","percent_change":9.1248,"prev_day_close":96.5500030517578},{"option":"SPXW260304P06865000","bid":91.6,"bid_size":7.0,"ask":92.5,"ask_size":7.0,"iv":0.172,"open_interest":38.0,"volume":15.0,"delta":-0.4999,"gamma":0.0018,"vega":5.2414,"theta":-3.3977,"rho":-1.2521,"theo":92.1002,"change":-20.09,"open":87.67,"high":87.67,"low":65.5,"tick":"up","last_trade_price":76.51,"last_trade_time":"2026-02-18T15:49:27","percent_change":-20.7971,"prev_day_close":79.9500007629394},{"option":"SPXW260304C06870000","bid":84.9,"bid_size":6.0,"ask":85.8,"ask_size":13.0,"iv":0.1709,"open_interest":71.0,"volume":57.0,"delta":0.4911,"gamma":0.0018,"vega":5.2402,"theta":-3.3728,"rho":1.1672,"theo":85.2236,"change":2.85,"open":87.3,"high":87.3,"low":87.1,"tick":"no_change","last_trade_price":87.1,"last_trade_time":"2026-02-18T15:23:47","percent_change":3.38279,"prev_day_close":93.25},{"option":"SPXW260304P06870000","bid":93.5,"bid_size":7.0,"ask":94.4,"ask_size":7.0,"iv":0.1707,"open_interest":172.0,"volume":142.0,"delta":-0.5088,"gamma":0.0018,"vega":5.2402,"theta":-3.37,"rho":-1.2748,"theo":93.9985,"change":-22.57,"open":86.85,"high":86.85,"low":66.71,"tick":"no_change","last_trade_price":76.03,"last_trade_time":"2026-02-18T15:53:10","percent_change":-22.8905,"prev_day_close":81.7000007629394},{"option":"SPXW260304C06875000","bid":81.8,"bid_size":13.0,"ask":82.7,"ask_size":13.0,"iv":0.1696,"open_interest":38.0,"volume":19.0,"delta":0.4821,"gamma":0.0018,"vega":5.2365,"theta":-3.3447,"rho":1.1461,"theo":82.1705,"change":-5.87,"open":84.68,"high":101.9,"low":84.68,"tick":"up","last_trade_price":97.28,"last_trade_time":"2026-02-18T15:56:08","percent_change":-6.5186,"prev_day_close":90.0500030517578},{"option":"SPXW260304P06875000","bid":95.5,"bid_size":2.0,"ask":96.4,"ask_size":3.0,"iv":0.1694,"open_interest":59.0,"volume":57.0,"delta":-0.5179,"gamma":0.0018,"vega":5.2365,"theta":-3.3403,"rho":-1.2976,"theo":95.938,"change":-20.82,"open":81.05,"high":90.1,"low":68.41,"tick":"no_change","last_trade_price":79.83,"last_trade_time":"2026-02-18T15:47:59","percent_change":-20.6855,"prev_day_close":83.5},{"option":"SPXW260304C06880000","bid":78.8,"bid_size":13.0,"ask":79.7,"ask_size":13.0,"iv":0.1683,"open_interest":55.0,"volume":6.0,"delta":0.4729,"gamma":0.0018,"vega":5.2302,"theta":-3.3147,"rho":1.125,"theo":79.1595,"change":10.27,"open":99.9,"high":99.9,"low":97.25,"tick":"down","last_trade_price":97.25,"last_trade_time":"2026-02-18T12:44:19","percent_change":11.825,"prev_day_close":86.8499984741211},{"option":"SPXW260304P06880000","bid":97.4,"bid_size":3.0,"ask":98.4,"ask_size":3.0,"iv":0.1682,"open_interest":139.0,"volume":137.0,"delta":-0.527,"gamma":0.0018,"vega":5.2302,"theta":-3.3086,"rho":-1.3205,"theo":97.9194,"change":-9.37,"open":99.42,"high":99.42,"low":69.7,"tick":"down","last_trade_price":80.78,"last_trade_time":"2026-02-18T15:52:42","percent_change":-10.9848,"prev_day_close":85.2999992370606},{"option":"SPXW260304C06885000","bid":75.9,"bid_size":6.0,"ask":76.7,"ask_size":7.0,"iv":0.1669,"open_interest":34.0,"volume":27.0,"delta":0.4636,"gamma":0.0018,"vega":5.2211,"theta":-3.2827,"rho":1.1036,"theo":76.1915,"change":13.6,"open":79.29,"high":96.43,"low":79.29,"tick":"down","last_trade_price":89.2,"last_trade_time":"2026-02-18T15:53:35","percent_change":17.9894,"prev_day_close":83.75},{"option":"SPXW260304P06885000","bid":99.5,"bid_size":3.0,"ask":100.4,"ask_size":3.0,"iv":0.1668,"open_interest":82.0,"volume":89.0,"delta":-0.5363,"gamma":0.0018,"vega":5.2211,"theta":-3.275,"rho":-1.3437,"theo":99.944,"change":-19.6,"open":95.11,"high":95.11,"low":71.96,"tick":"up","last_trade_price":85.3,"last_trade_time":"2026-02-18T14:31:30","percent_change":-18.6845,"prev_day_close":87.2000007629394},{"option":"SPXW260304C06890000","bid":73.0,"bid_size":7.0,"ask":73.8,"ask_size":7.0,"iv":0.1656,"open_interest":41.0,"volume":11.0,"delta":0.4542,"gamma":0.0018,"vega":5.2092,"theta":-3.2487,"rho":1.0818,"theo":73.2684,"change":7.25,"open":75.65,"high":92.73,"low":75.65,"tick":"up","last_trade_price":79.95,"last_trade_time":"2026-02-18T15:42:33","percent_change":9.97249,"prev_day_close":80.6500015258789},{"option":"SPXW260304P06890000","bid":101.6,"bid_size":2.0,"ask":102.5,"ask_size":2.0,"iv":0.1655,"open_interest":137.0,"volume":130.0,"delta":-0.5457,"gamma":0.0018,"vega":5.2092,"theta":-3.2394,"rho":-1.3673,"theo":102.0134,"change":-23.7,"open":75.1,"high":91.88,"low":75.1,"tick":"down","last_trade_price":83.35,"last_trade_time":"2026-02-18T15:53:06","percent_change":-22.1392,"prev_day_close":89.1000022888184},{"option":"SPXW260304C06895000","bid":70.1,"bid_size":6.0,"ask":71.0,"ask_size":13.0,"iv":0.1644,"open_interest":25.0,"volume":10.0,"delta":0.4447,"gamma":0.0018,"vega":5.194,"theta":-3.2127,"rho":1.0593,"theo":70.3923,"change":12.3,"open":90.67,"high":90.67,"low":82.3,"tick":"down","last_trade_price":82.3,"last_trade_time":"2026-02-18T15:52:56","percent_change":17.5714,"prev_day_close":77.6000022888184},{"option":"SPXW260304P06895000","bid":103.6,"bid_size":3.0,"ask":104.6,"ask_size":2.0,"iv":0.1641,"open_interest":59.0,"volume":30.0,"delta":-0.5553,"gamma":0.0018,"vega":5.194,"theta":-3.2017,"rho":-1.3916,"theo":104.1298,"change":-28.3,"open":78.5,"high":81.0,"low":76.0,"tick":"up","last_trade_price":81.0,"last_trade_time":"2026-02-18T13:48:48","percent_change":-25.892,"prev_day_close":91.0},{"option":"SPXW260304C06900000","bid":67.3,"bid_size":11.0,"ask":68.1,"ask_size":11.0,"iv":0.163,"open_interest":1469.0,"volume":382.0,"delta":0.435,"gamma":0.0018,"vega":5.1756,"theta":-3.1746,"rho":1.0363,"theo":67.5655,"change":5.38,"open":87.42,"high":87.42,"low":69.35,"tick":"no_change","last_trade_price":72.63,"last_trade_time":"2026-02-18T15:35:33","percent_change":8.0,"prev_day_close":74.6000022888184},{"option":"SPXW260304P06900000","bid":106.0,"bid_size":2.0,"ask":106.8,"ask_size":7.0,"iv":0.1632,"open_interest":1239.0,"volume":85.0,"delta":-0.5649,"gamma":0.0018,"vega":5.1756,"theta":-3.162,"rho":-1.4163,"theo":106.2954,"change":-14.41,"open":92.12,"high":97.09,"low":73.65,"tick":"up","last_trade_price":97.09,"last_trade_time":"2026-02-18T14:51:26","percent_change":-12.9238,"prev_day_close":92.9500007629394},{"option":"SPXW260304C06905000","bid":64.5,"bid_size":13.0,"ask":65.4,"ask_size":13.0,"iv":0.1617,"open_interest":32.0,"volume":26.0,"delta":0.4252,"gamma":0.0018,"vega":5.1538,"theta":-3.1346,"rho":1.0131,"theo":64.79,"change":12.9,"open":68.3,"high":84.38,"low":68.3,"tick":"up","last_trade_price":77.5,"last_trade_time":"2026-02-18T15:53:28","percent_change":19.969,"prev_day_close":71.6500015258789},{"option":"SPXW260304P06905000","bid":108.0,"bid_size":3.0,"ask":109.0,"ask_size":3.0,"iv":0.1615,"open_interest":54.0,"volume":51.0,"delta":-0.5747,"gamma":0.0018,"vega":5.1538,"theta":-3.1204,"rho":-1.4414,"theo":108.5125,"change":-38.45,"open":79.95,"high":80.03,"low":75.4,"tick":"down","last_trade_price":75.4,"last_trade_time":"2026-02-18T13:02:08","percent_change":-33.7725,"prev_day_close":95.0499992370606},{"option":"SPXW260304C06910000","bid":61.8,"bid_size":13.0,"ask":62.6,"ask_size":7.0,"iv":0.1603,"open_interest":25.0,"volume":8.0,"delta":0.4154,"gamma":0.0018,"vega":5.1289,"theta":-3.0925,"rho":0.9897,"theo":62.0676,"change":7.22,"open":70.14,"high":80.05,"low":67.49,"tick":"down","last_trade_price":69.12,"last_trade_time":"2026-02-18T14:48:59","percent_change":11.664,"prev_day_close":68.7000007629394},{"option":"SPXW260304P06910000","bid":110.3,"bid_size":3.0,"ask":111.3,"ask_size":3.0,"iv":0.1603,"open_interest":73.0,"volume":26.0,"delta":-0.5846,"gamma":0.0018,"vega":5.1289,"theta":-3.0767,"rho":-1.4665,"theo":110.7825,"change":-21.9,"open":80.8,"high":94.25,"low":80.8,"tick":"up","last_trade_price":94.25,"last_trade_time":"2026-02-18T13:53:19","percent_change":-18.8549,"prev_day_close":97.1000022888184},{"option":"SPXW260304C06915000","bid":59.1,"bid_size":13.0,"ask":60.0,"ask_size":13.0,"iv":0.159,"open_interest":11.0,"volume":4.0,"delta":0.4054,"gamma":0.0018,"vega":5.1009,"theta":-3.0485,"rho":0.9664,"theo":59.3996,"change":3.97,"open":63.8,"high":75.53,"low":63.32,"tick":"down","last_trade_price":63.32,"last_trade_time":"2026-02-18T15:00:09","percent_change":6.68914,"prev_day_close":65.8499984741211},{"option":"SPXW260304P06915000","bid":112.6,"bid_size":3.0,"ask":113.6,"ask_size":3.0,"iv":0.1589,"open_interest":28.0,"volume":16.0,"delta":-0.5946,"gamma":0.0018,"vega":5.1009,"theta":-3.031,"rho":-1.4915,"theo":113.107,"change":-19.3,"open":82.13,"high":105.06,"low":82.13,"tick":"down","last_trade_price":99.3,"last_trade_time":"2026-02-18T16:12:42","percent_change":-16.2732,"prev_day_close":99.2000007629394},{"option":"SPXW260304C06920000","bid":56.5,"bid_size":13.0,"ask":57.4,"ask_size":13.0,"iv":0.1577,"open_interest":71.0,"volume":8.0,"delta":0.3953,"gamma":0.0018,"vega":5.0696,"theta":-3.0025,"rho":0.943,"theo":56.7873,"change":4.46,"open":59.28,"high":73.11,"low":59.28,"tick":"no_change","last_trade_price":61.31,"last_trade_time":"2026-02-18T15:35:33","percent_change":7.84521,"prev_day_close":63.0499992370606},{"option":"SPXW260304P06920000","bid":115.0,"bid_size":2.0,"ask":116.0,"ask_size":3.0,"iv":0.1574,"open_interest":97.0,"volume":41.0,"delta":-0.6046,"gamma":0.0018,"vega":5.0696,"theta":-2.9835,"rho":-1.5167,"theo":115.4873,"change":-18.95,"open":92.26,"high":102.15,"low":84.08,"tick":"up","last_trade_price":102.15,"last_trade_time":"2026-02-18T14:35:48","percent_change":-15.6482,"prev_day_close":101.349998474121},{"option":"SPXW260304C06925000","bid":54.0,"bid_size":6.0,"ask":54.8,"ask_size":7.0,"iv":0.1563,"open_interest":76.0,"volume":21.0,"delta":0.3851,"gamma":0.0019,"vega":5.0348,"theta":-2.9548,"rho":0.9193,"theo":54.2327,"change":8.37,"open":59.37,"high":72.47,"low":59.35,"tick":"down","last_trade_price":62.72,"last_trade_time":"2026-02-18T16:02:18","percent_change":15.4002,"prev_day_close":60.2999992370606},{"option":"SPXW260304P06925000","bid":117.5,"bid_size":3.0,"ask":118.4,"ask_size":3.0,"iv":0.1562,"open_interest":70.0,"volume":8.0,"delta":-0.6148,"gamma":0.0019,"vega":5.0348,"theta":-2.9341,"rho":-1.5423,"theo":117.9252,"change":-26.7,"open":114.56,"high":114.56,"low":86.07,"tick":"down","last_trade_price":96.9,"last_trade_time":"2026-02-18T15:57:45","percent_change":-21.6019,"prev_day_close":103.650001525879},{"option":"SPXW260304C06930000","bid":51.5,"bid_size":7.0,"ask":52.3,"ask_size":8.0,"iv":0.1551,"open_interest":38.0,"volume":43.0,"delta":0.3749,"gamma":0.0019,"vega":4.9959,"theta":-2.9052,"rho":0.895,"theo":51.7381,"change":11.55,"open":56.94,"high":70.5,"low":55.07,"tick":"up","last_trade_price":63.5,"last_trade_time":"2026-02-18T15:54:40","percent_change":22.2329,"prev_day_close":57.5499992370606},{"option":"SPXW260304P06930000","bid":119.9,"bid_size":3.0,"ask":120.9,"ask_size":3.0,"iv":0.1549,"open_interest":73.0,"volume":5.0,"delta":-0.625,"gamma":0.0019,"vega":4.9959,"theta":-2.8829,"rho":-1.5683,"theo":120.423,"change":-37.35,"open":91.36,"high":91.36,"low":87.1,"tick":"down","last_trade_price":88.75,"last_trade_time":"2026-02-18T12:49:20","percent_change":-29.6194,"prev_day_close":105.899997711182},{"option":"SPXW260304C06935000","bid":49.0,"bid_size":14.0,"ask":49.8,"ask_size":8.0,"iv":0.1537,"open_interest":18.0,"volume":16.0,"delta":0.3646,"gamma":0.0019,"vega":4.9527,"theta":-2.8538,"rho":0.8703,"theo":49.3055,"change":4.8,"open":51.35,"high":66.72,"low":51.35,"tick":"up","last_trade_price":54.35,"last_trade_time":"2026-02-18T15:42:33","percent_change":9.68719,"prev_day_close":54.9500007629394},{"option":"SPXW260304P06935000","bid":122.5,"bid_size":3.0,"ask":123.5,"ask_size":1.0,"iv":0.1536,"open_interest":8.0,"volume":2.0,"delta":-0.6354,"gamma":0.0019,"vega":4.9527,"theta":-2.8299,"rho":-1.5948,"theo":122.9829,"change":-39.65,"open":119.56,"high":119.56,"low":89.15,"tick":"down","last_trade_price":89.15,"last_trade_time":"2026-02-18T12:07:11","percent_change":-30.7842,"prev_day_close":108.299999237061},{"option":"SPXW260304C06940000","bid":46.6,"bid_size":14.0,"ask":47.4,"ask_size":8.0,"iv":0.1523,"open_interest":45.0,"volume":16.0,"delta":0.3542,"gamma":0.0018,"vega":4.9056,"theta":-2.8006,"rho":0.8454,"theo":46.9364,"change":5.6,"open":49.11,"high":62.95,"low":49.11,"tick":"down","last_trade_price":52.85,"last_trade_time":"2026-02-18T14:36:31","percent_change":11.8519,"prev_day_close":52.3499984741211},{"option":"SPXW260304P06940000","bid":125.1,"bid_size":3.0,"ask":126.1,"ask_size":1.0,"iv":0.1523,"open_interest":45.0,"volume":30.0,"delta":-0.6457,"gamma":0.0018,"vega":4.9056,"theta":-2.7751,"rho":-1.6215,"theo":125.6064,"change":-39.43,"open":94.0,"high":94.0,"low":91.4,"tick":"no_change","last_trade_price":91.97,"last_trade_time":"2026-02-18T11:43:01","percent_change":-30.0076,"prev_day_close":110.700000762939},{"option":"SPXW260304C06945000","bid":44.3,"bid_size":15.0,"ask":45.1,"ask_size":9.0,"iv":0.151,"open_interest":63.0,"volume":52.0,"delta":0.3438,"gamma":0.0018,"vega":4.8549,"theta":-2.7457,"rho":0.8207,"theo":44.6313,"change":5.3,"open":59.78,"high":61.9,"low":50.35,"tick":"down","last_trade_price":50.35,"last_trade_time":"2026-02-18T14:36:31","percent_change":11.7647,"prev_day_close":49.75},{"option":"SPXW260304P06945000","bid":127.8,"bid_size":1.0,"ask":128.7,"ask_size":2.0,"iv":0.1509,"open_interest":4.0,"volume":1.0,"delta":-0.6561,"gamma":0.0018,"vega":4.8549,"theta":-2.7186,"rho":-1.6479,"theo":128.2937,"change":-33.04,"open":101.16,"high":101.16,"low":101.16,"tick":"down","last_trade_price":101.16,"last_trade_time":"2026-02-18T12:00:05","percent_change":-24.62,"prev_day_close":113.100002288818},{"option":"SPXW260304C06950000","bid":42.0,"bid_size":16.0,"ask":42.8,"ask_size":9.0,"iv":0.1496,"open_interest":420.0,"volume":73.0,"delta":0.3334,"gamma":0.0018,"vega":4.8011,"theta":-2.6891,"rho":0.7962,"theo":42.3895,"change":6.25,"open":56.1,"high":57.5,"low":45.49,"tick":"up","last_trade_price":49.3,"last_trade_time":"2026-02-18T16:01:28","percent_change":13.1996,"prev_day_close":47.3499984741211},{"option":"SPXW260304P06950000","bid":130.6,"bid_size":2.0,"ask":131.4,"ask_size":1.0,"iv":0.1497,"open_interest":364.0,"volume":140.0,"delta":-0.6666,"gamma":0.0018,"vega":4.8011,"theta":-2.6603,"rho":-1.6742,"theo":131.0444,"change":-27.08,"open":131.66,"high":131.66,"low":93.2,"tick":"down","last_trade_price":109.92,"last_trade_time":"2026-02-18T15:52:43","percent_change":-19.7664,"prev_day_close":115.600002288818},{"option":"SPXW260304C06955000","bid":39.8,"bid_size":16.0,"ask":40.6,"ask_size":9.0,"iv":0.1484,"open_interest":22.0,"volume":15.0,"delta":0.3229,"gamma":0.0018,"vega":4.7438,"theta":-2.6309,"rho":0.7716,"theo":40.2105,"change":14.15,"open":48.9,"high":54.8,"low":48.9,"tick":"up","last_trade_price":54.8,"last_trade_time":"2026-02-18T10:27:22","percent_change":34.8093,"prev_day_close":44.8499984741211},{"option":"SPXW260304P06955000","bid":133.0,"bid_size":1.0,"ask":134.2,"ask_size":1.0,"iv":0.1481,"open_interest":2.0,"volume":0.0,"delta":-0.6771,"gamma":0.0018,"vega":4.7438,"theta":-2.6005,"rho":-1.7006,"theo":133.858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":97.2,"last_trade_time":"2026-02-12T10:40:14","percent_change":0.0,"prev_day_close":118.150001525879},{"option":"SPXW260304C06960000","bid":37.7,"bid_size":8.0,"ask":38.4,"ask_size":9.0,"iv":0.147,"open_interest":32.0,"volume":24.0,"delta":0.3124,"gamma":0.0018,"vega":4.6823,"theta":-2.571,"rho":0.7467,"theo":38.0941,"change":7.4,"open":46.37,"high":53.03,"low":45.95,"tick":"down","last_trade_price":45.95,"last_trade_time":"2026-02-18T14:22:04","percent_change":19.1959,"prev_day_close":42.5},{"option":"SPXW260304P06960000","bid":136.1,"bid_size":1.0,"ask":137.0,"ask_size":1.0,"iv":0.1469,"open_interest":59.0,"volume":48.0,"delta":-0.6876,"gamma":0.0018,"vega":4.6823,"theta":-2.539,"rho":-1.7272,"theo":136.734,"change":-27.78,"open":115.7,"high":131.28,"low":100.28,"tick":"down","last_trade_price":114.92,"last_trade_time":"2026-02-18T15:52:43","percent_change":-19.4674,"prev_day_close":120.75},{"option":"SPXW260304C06965000","bid":35.6,"bid_size":16.0,"ask":36.3,"ask_size":9.0,"iv":0.1457,"open_interest":108.0,"volume":145.0,"delta":0.3018,"gamma":0.0018,"vega":4.616,"theta":-2.5094,"rho":0.7214,"theo":36.0399,"change":2.75,"open":49.36,"high":49.5,"low":38.0,"tick":"up","last_trade_price":39.3,"last_trade_time":"2026-02-18T15:38:02","percent_change":7.52394,"prev_day_close":40.2000007629394},{"option":"SPXW260304P06965000","bid":139.0,"bid_size":1.0,"ask":140.2,"ask_size":1.0,"iv":0.1456,"open_interest":11.0,"volume":0.0,"delta":-0.6981,"gamma":0.0018,"vega":4.616,"theta":-2.4757,"rho":-1.7543,"theo":139.6723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.5,"last_trade_time":"2026-02-12T11:49:12","percent_change":0.0,"prev_day_close":123.5},{"option":"SPXW260304C06970000","bid":33.5,"bid_size":17.0,"ask":34.3,"ask_size":10.0,"iv":0.1443,"open_interest":209.0,"volume":15.0,"delta":0.2913,"gamma":0.0018,"vega":4.545,"theta":-2.4461,"rho":0.696,"theo":34.0472,"change":0.12,"open":41.9,"high":48.21,"low":34.67,"tick":"down","last_trade_price":34.67,"last_trade_time":"2026-02-18T15:30:11","percent_change":0.347325,"prev_day_close":37.9500007629394},{"option":"SPXW260304P06970000","bid":140.0,"bid_size":15.0,"ask":144.8,"ask_size":12.0,"iv":0.1444,"open_interest":18.0,"volume":0.0,"delta":-0.7086,"gamma":0.0018,"vega":4.545,"theta":-2.4108,"rho":-1.7815,"theo":142.6722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.6,"last_trade_time":"2026-02-12T11:18:59","percent_change":0.0,"prev_day_close":126.25},{"option":"SPXW260304C06975000","bid":31.6,"bid_size":17.0,"ask":32.3,"ask_size":10.0,"iv":0.143,"open_interest":142.0,"volume":27.0,"delta":0.2808,"gamma":0.0018,"vega":4.4702,"theta":-2.381,"rho":0.6709,"theo":32.1147,"change":5.58,"open":36.1,"high":44.25,"low":36.1,"tick":"up","last_trade_price":40.19,"last_trade_time":"2026-02-18T15:56:08","percent_change":15.6084,"prev_day_close":35.75},{"option":"SPXW260304P06975000","bid":143.1,"bid_size":12.0,"ask":147.9,"ask_size":12.0,"iv":0.1428,"open_interest":30.0,"volume":6.0,"delta":-0.7191,"gamma":0.0018,"vega":4.4702,"theta":-2.3441,"rho":-1.8084,"theo":145.7321,"change":-32.29,"open":120.25,"high":120.25,"low":109.9,"tick":"up","last_trade_price":119.16,"last_trade_time":"2026-02-18T13:55:32","percent_change":-21.3206,"prev_day_close":129.099998474121},{"option":"SPXW260304C06980000","bid":29.7,"bid_size":17.0,"ask":30.4,"ask_size":10.0,"iv":0.1417,"open_interest":361.0,"volume":68.0,"delta":0.2703,"gamma":0.0018,"vega":4.3922,"theta":-2.3141,"rho":0.6461,"theo":30.2401,"change":1.25,"open":31.0,"high":43.8,"low":30.8,"tick":"up","last_trade_price":32.0,"last_trade_time":"2026-02-18T15:32:39","percent_change":4.06504,"prev_day_close":33.7000007629394},{"option":"SPXW260304P06980000","bid":146.2,"bid_size":11.0,"ask":150.9,"ask_size":11.0,"iv":0.1418,"open_interest":11.0,"volume":2.0,"delta":-0.7297,"gamma":0.0018,"vega":4.3922,"theta":-2.2756,"rho":-1.835,"theo":148.85,"change":-41.4,"open":113.2,"high":113.2,"low":113.2,"tick":"down","last_trade_price":113.2,"last_trade_time":"2026-02-18T11:24:58","percent_change":-26.7788,"prev_day_close":131.799995422363},{"option":"SPXW260304C06985000","bid":27.8,"bid_size":17.0,"ask":28.6,"ask_size":10.0,"iv":0.1403,"open_interest":61.0,"volume":53.0,"delta":0.2598,"gamma":0.0017,"vega":4.311,"theta":-2.2456,"rho":0.6213,"theo":28.4223,"change":6.2,"open":37.86,"high":39.94,"low":30.2,"tick":"up","last_trade_price":30.5,"last_trade_time":"2026-02-18T15:08:25","percent_change":19.5893,"prev_day_close":31.6499996185303},{"option":"SPXW260304P06985000","bid":149.3,"bid_size":11.0,"ask":154.1,"ask_size":11.0,"iv":0.1404,"open_interest":4.0,"volume":4.0,"delta":-0.7402,"gamma":0.0017,"vega":4.311,"theta":-2.2054,"rho":-1.8615,"theo":152.0247,"change":-23.03,"open":115.2,"high":134.72,"low":115.2,"tick":"no_change","last_trade_price":134.72,"last_trade_time":"2026-02-18T14:35:17","percent_change":-14.599,"prev_day_close":135.049995422363},{"option":"SPXW260304C06990000","bid":26.1,"bid_size":18.0,"ask":26.8,"ask_size":11.0,"iv":0.1391,"open_interest":45.0,"volume":14.0,"delta":0.2492,"gamma":0.0017,"vega":4.2252,"theta":-2.1754,"rho":0.5962,"theo":26.6611,"change":8.75,"open":29.39,"high":37.6,"low":29.39,"tick":"no_change","last_trade_price":36.0,"last_trade_time":"2026-02-18T11:56:32","percent_change":32.1101,"prev_day_close":29.6999998092651},{"option":"SPXW260304P06990000","bid":152.6,"bid_size":11.0,"ask":157.3,"ask_size":11.0,"iv":0.1393,"open_interest":18.0,"volume":0.0,"delta":-0.7507,"gamma":0.0017,"vega":4.2252,"theta":-2.1336,"rho":-1.8884,"theo":155.256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.0,"last_trade_time":"2026-02-11T14:09:23","percent_change":0.0,"prev_day_close":137.800003051758},{"option":"SPXW260304C06995000","bid":24.4,"bid_size":18.0,"ask":25.1,"ask_size":11.0,"iv":0.1378,"open_interest":11.0,"volume":14.0,"delta":0.2388,"gamma":0.0017,"vega":4.134,"theta":-2.1035,"rho":0.5709,"theo":24.9575,"change":1.85,"open":26.3,"high":33.2,"low":26.3,"tick":"down","last_trade_price":27.45,"last_trade_time":"2026-02-18T15:42:33","percent_change":7.22656,"prev_day_close":27.8000001907349},{"option":"SPXW260304P06995000","bid":155.9,"bid_size":7.0,"ask":160.6,"ask_size":7.0,"iv":0.1379,"open_interest":0.0,"volume":0.0,"delta":-0.7612,"gamma":0.0017,"vega":4.134,"theta":-2.0601,"rho":-1.9155,"theo":158.5449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":141.0},{"option":"SPXW260304C07000000","bid":22.8,"bid_size":19.0,"ask":23.5,"ask_size":19.0,"iv":0.1366,"open_interest":236.0,"volume":172.0,"delta":0.2283,"gamma":0.0017,"vega":4.038,"theta":-2.0301,"rho":0.5457,"theo":23.3122,"change":4.71,"open":31.8,"high":35.09,"low":23.97,"tick":"up","last_trade_price":28.71,"last_trade_time":"2026-02-18T15:53:36","percent_change":19.625,"prev_day_close":25.9500007629395},{"option":"SPXW260304P07000000","bid":159.4,"bid_size":2.0,"ask":164.0,"ask_size":7.0,"iv":0.1366,"open_interest":35.0,"volume":0.0,"delta":-0.7716,"gamma":0.0017,"vega":4.038,"theta":-1.9851,"rho":-1.9425,"theo":161.8922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":197.21,"last_trade_time":"2026-02-13T10:05:40","percent_change":0.0,"prev_day_close":144.049995422363},{"option":"SPXW260304C07005000","bid":21.2,"bid_size":19.0,"ask":21.9,"ask_size":11.0,"iv":0.1352,"open_interest":227.0,"volume":33.0,"delta":0.2179,"gamma":0.0016,"vega":3.9385,"theta":-1.9552,"rho":0.521,"theo":21.7254,"change":1.7,"open":23.05,"high":33.01,"low":23.05,"tick":"down","last_trade_price":24.15,"last_trade_time":"2026-02-18T15:04:22","percent_change":7.57238,"prev_day_close":24.1999998092651},{"option":"SPXW260304P07005000","bid":162.9,"bid_size":2.0,"ask":167.4,"ask_size":7.0,"iv":0.1354,"open_interest":3.0,"volume":2.0,"delta":-0.782,"gamma":0.0016,"vega":3.9385,"theta":-1.9086,"rho":-1.969,"theo":165.2978,"change":-24.03,"open":147.12,"high":147.12,"low":147.12,"tick":"no_change","last_trade_price":147.12,"last_trade_time":"2026-02-18T14:35:17","percent_change":-14.0403,"prev_day_close":147.5},{"option":"SPXW260304C07010000","bid":19.7,"bid_size":19.0,"ask":20.4,"ask_size":11.0,"iv":0.1339,"open_interest":71.0,"volume":19.0,"delta":0.2076,"gamma":0.0016,"vega":3.8364,"theta":-1.8791,"rho":0.4966,"theo":20.1974,"change":1.5,"open":23.85,"high":30.7,"low":22.5,"tick":"down","last_trade_price":22.5,"last_trade_time":"2026-02-18T15:04:22","percent_change":7.14286,"prev_day_close":22.5},{"option":"SPXW260304P07010000","bid":166.3,"bid_size":2.0,"ask":170.9,"ask_size":7.0,"iv":0.1341,"open_interest":10.0,"volume":0.0,"delta":-0.7924,"gamma":0.0016,"vega":3.8364,"theta":-1.8309,"rho":-1.9952,"theo":168.7623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.0,"last_trade_time":"2026-02-11T13:06:55","percent_change":0.0,"prev_day_close":150.599998474121},{"option":"SPXW260304C07015000","bid":18.3,"bid_size":19.0,"ask":19.0,"ask_size":11.0,"iv":0.1327,"open_interest":18.0,"volume":5.0,"delta":0.1973,"gamma":0.0016,"vega":3.7307,"theta":-1.8021,"rho":0.4721,"theo":18.7299,"change":0.47,"open":20.07,"high":20.07,"low":20.07,"tick":"down","last_trade_price":20.07,"last_trade_time":"2026-02-18T15:07:24","percent_change":2.39796,"prev_day_close":20.9000005722046},{"option":"SPXW260304P07015000","bid":169.9,"bid_size":2.0,"ask":174.4,"ask_size":7.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.8026,"gamma":0.0016,"vega":3.7307,"theta":-1.7522,"rho":-2.0214,"theo":172.2873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":154.150001525879},{"option":"SPXW260304C07020000","bid":17.0,"bid_size":9.0,"ask":17.6,"ask_size":12.0,"iv":0.1315,"open_interest":558.0,"volume":38.0,"delta":0.1872,"gamma":0.0016,"vega":3.6202,"theta":-1.7242,"rho":0.4475,"theo":17.3255,"change":2.65,"open":18.72,"high":26.52,"low":18.62,"tick":"no_change","last_trade_price":20.9,"last_trade_time":"2026-02-18T15:51:52","percent_change":14.5205,"prev_day_close":19.3000001907349},{"option":"SPXW260304P07020000","bid":173.5,"bid_size":2.0,"ask":178.1,"ask_size":7.0,"iv":0.1315,"open_interest":9.0,"volume":0.0,"delta":-0.8128,"gamma":0.0016,"vega":3.6202,"theta":-1.6728,"rho":-2.0478,"theo":175.8754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":187.53,"last_trade_time":"2026-02-12T15:38:19","percent_change":0.0,"prev_day_close":157.449996948242},{"option":"SPXW260304C07025000","bid":15.7,"bid_size":40.0,"ask":16.2,"ask_size":20.0,"iv":0.1301,"open_interest":146.0,"volume":90.0,"delta":0.1772,"gamma":0.0015,"vega":3.505,"theta":-1.646,"rho":0.4233,"theo":15.9864,"change":0.63,"open":23.72,"high":23.72,"low":16.25,"tick":"up","last_trade_price":17.58,"last_trade_time":"2026-02-18T15:40:33","percent_change":3.71682,"prev_day_close":17.9000005722046},{"option":"SPXW260304P07025000","bid":177.2,"bid_size":2.0,"ask":181.7,"ask_size":7.0,"iv":0.1303,"open_interest":10.0,"volume":0.0,"delta":-0.8228,"gamma":0.0015,"vega":3.505,"theta":-1.5928,"rho":-2.0738,"theo":179.5288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.0,"last_trade_time":"2026-02-10T13:08:37","percent_change":0.0,"prev_day_close":161.0},{"option":"SPXW260304C07030000","bid":14.5,"bid_size":20.0,"ask":15.0,"ask_size":21.0,"iv":0.1288,"open_interest":167.0,"volume":41.0,"delta":0.1673,"gamma":0.0015,"vega":3.3872,"theta":-1.5675,"rho":0.3999,"theo":14.7134,"change":1.24,"open":16.65,"high":21.99,"low":16.65,"tick":"down","last_trade_price":16.94,"last_trade_time":"2026-02-18T14:45:08","percent_change":7.89809,"prev_day_close":16.5},{"option":"SPXW260304P07030000","bid":181.0,"bid_size":2.0,"ask":185.5,"ask_size":7.0,"iv":0.1292,"open_interest":15.0,"volume":0.0,"delta":-0.8326,"gamma":0.0015,"vega":3.3872,"theta":-1.5128,"rho":-2.099,"theo":183.2483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":124.4,"last_trade_time":"2026-02-12T10:35:46","percent_change":0.0,"prev_day_close":164.549995422363},{"option":"SPXW260304C07040000","bid":12.2,"bid_size":30.0,"ask":12.7,"ask_size":20.0,"iv":0.1265,"open_interest":153.0,"volume":35.0,"delta":0.1482,"gamma":0.0014,"vega":3.1474,"theta":-1.4116,"rho":0.3543,"theo":12.3694,"change":2.43,"open":13.77,"high":20.8,"low":12.81,"tick":"no_change","last_trade_price":15.83,"last_trade_time":"2026-02-18T15:55:45","percent_change":18.1343,"prev_day_close":13.9000000953674},{"option":"SPXW260304P07040000","bid":188.7,"bid_size":2.0,"ask":193.2,"ask_size":7.0,"iv":0.1267,"open_interest":17.0,"volume":0.0,"delta":-0.8518,"gamma":0.0014,"vega":3.1474,"theta":-1.3537,"rho":-2.1481,"theo":190.8893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.64,"last_trade_time":"2026-02-12T10:34:35","percent_change":0.0,"prev_day_close":171.699996948242},{"option":"SPXW260304C07050000","bid":10.2,"bid_size":31.0,"ask":10.7,"ask_size":21.0,"iv":0.1242,"open_interest":228.0,"volume":59.0,"delta":0.13,"gamma":0.0013,"vega":2.8976,"theta":-1.2597,"rho":0.3105,"theo":10.3042,"change":1.88,"open":11.79,"high":17.34,"low":11.4,"tick":"no_change","last_trade_price":13.33,"last_trade_time":"2026-02-18T15:55:45","percent_change":16.4192,"prev_day_close":11.5999999046326},{"option":"SPXW260304P07050000","bid":196.5,"bid_size":7.0,"ask":201.2,"ask_size":7.0,"iv":0.1245,"open_interest":9.0,"volume":0.0,"delta":-0.8699,"gamma":0.0013,"vega":2.8976,"theta":-1.1985,"rho":-2.1954,"theo":198.8091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.4,"last_trade_time":"2026-02-09T10:12:09","percent_change":0.0,"prev_day_close":179.599998474121},{"option":"SPXW260304C07060000","bid":8.4,"bid_size":50.0,"ask":8.9,"ask_size":20.0,"iv":0.1218,"open_interest":62.0,"volume":45.0,"delta":0.1132,"gamma":0.0012,"vega":2.6483,"theta":-1.1146,"rho":0.2704,"theo":8.5159,"change":1.6,"open":10.05,"high":14.79,"low":9.68,"tick":"up","last_trade_price":11.15,"last_trade_time":"2026-02-18T15:53:23","percent_change":16.7539,"prev_day_close":9.59999990463257},{"option":"SPXW260304P07060000","bid":204.1,"bid_size":4.0,"ask":210.3,"ask_size":4.0,"iv":0.122,"open_interest":5.0,"volume":0.0,"delta":-0.8868,"gamma":0.0012,"vega":2.6483,"theta":-1.0501,"rho":-2.2391,"theo":207.0058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":207.31,"last_trade_time":"2026-02-17T15:04:56","percent_change":0.0,"prev_day_close":187.25},{"option":"SPXW260304C07070000","bid":6.9,"bid_size":52.0,"ask":7.4,"ask_size":31.0,"iv":0.1197,"open_interest":92.0,"volume":55.0,"delta":0.0978,"gamma":0.0011,"vega":2.4019,"theta":-0.9792,"rho":0.2331,"theo":6.9974,"change":0.0,"open":8.25,"high":12.39,"low":7.72,"tick":"no_change","last_trade_price":8.0,"last_trade_time":"2026-02-18T16:00:52","percent_change":0.0,"prev_day_close":7.84999990463257},{"option":"SPXW260304P07070000","bid":212.5,"bid_size":4.0,"ask":218.8,"ask_size":4.0,"iv":0.1198,"open_interest":3.0,"volume":0.0,"delta":-0.9022,"gamma":0.0011,"vega":2.4019,"theta":-0.9115,"rho":-2.2799,"theo":215.4723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.2,"last_trade_time":"2026-02-12T10:57:40","percent_change":0.0,"prev_day_close":195.449996948242},{"option":"SPXW260304C07075000","bid":6.2,"bid_size":60.0,"ask":6.7,"ask_size":20.0,"iv":0.1186,"open_interest":182.0,"volume":54.0,"delta":0.0907,"gamma":0.001,"vega":2.2812,"theta":-0.9159,"rho":0.2163,"theo":6.3343,"change":-0.1,"open":8.25,"high":11.35,"low":7.0,"tick":"no_change","last_trade_price":7.2,"last_trade_time":"2026-02-18T16:00:52","percent_change":-1.36986,"prev_day_close":7.10000014305115},{"option":"SPXW260304P07075000","bid":216.8,"bid_size":4.0,"ask":223.1,"ask_size":4.0,"iv":0.1187,"open_interest":6.0,"volume":0.0,"delta":-0.9093,"gamma":0.001,"vega":2.2812,"theta":-0.8466,"rho":-2.2986,"theo":219.8017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.66,"last_trade_time":"2026-02-04T14:27:57","percent_change":0.0,"prev_day_close":199.700004577637},{"option":"SPXW260304C07080000","bid":5.6,"bid_size":56.0,"ask":6.1,"ask_size":57.0,"iv":0.1177,"open_interest":194.0,"volume":201.0,"delta":0.084,"gamma":0.001,"vega":2.1646,"theta":-0.8557,"rho":0.2004,"theo":5.731,"change":0.65,"open":8.36,"high":9.86,"low":6.27,"tick":"up","last_trade_price":7.3,"last_trade_time":"2026-02-18T15:57:18","percent_change":9.77443,"prev_day_close":6.34999990463257},{"option":"SPXW260304P07080000","bid":221.1,"bid_size":4.0,"ask":227.5,"ask_size":4.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.916,"gamma":0.001,"vega":2.1646,"theta":-0.7847,"rho":-2.3162,"theo":224.1909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":204.0},{"option":"SPXW260304C07090000","bid":4.5,"bid_size":53.0,"ask":4.9,"ask_size":34.0,"iv":0.1156,"open_interest":125.0,"volume":14.0,"delta":0.0719,"gamma":0.0009,"vega":1.9425,"theta":-0.7455,"rho":0.1711,"theo":4.6927,"change":-0.36,"open":8.25,"high":8.25,"low":5.14,"tick":"no_change","last_trade_price":5.14,"last_trade_time":"2026-02-18T14:58:22","percent_change":-6.54545,"prev_day_close":5.09999990463257},{"option":"SPXW260304P07090000","bid":230.0,"bid_size":4.0,"ask":236.5,"ask_size":4.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.928,"gamma":0.0009,"vega":1.9425,"theta":-0.6713,"rho":-2.349,"theo":233.1376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.75},{"option":"SPXW260304C07100000","bid":3.6,"bid_size":57.0,"ask":4.0,"ask_size":38.0,"iv":0.1139,"open_interest":833.0,"volume":76.0,"delta":0.0615,"gamma":0.0008,"vega":1.7366,"theta":-0.649,"rho":0.1464,"theo":3.8538,"change":-0.2,"open":5.05,"high":6.77,"low":4.05,"tick":"down","last_trade_price":4.3,"last_trade_time":"2026-02-18T15:59:37","percent_change":-4.44444,"prev_day_close":4.09999990463257},{"option":"SPXW260304P07100000","bid":239.0,"bid_size":4.0,"ask":245.6,"ask_size":4.0,"iv":0.1143,"open_interest":0.0,"volume":0.0,"delta":-0.9385,"gamma":0.0008,"vega":1.7366,"theta":-0.5716,"rho":-2.3773,"theo":242.2837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.75},{"option":"SPXW260304C07110000","bid":2.9,"bid_size":40.0,"ask":3.2,"ask_size":41.0,"iv":0.1124,"open_interest":56.0,"volume":38.0,"delta":0.0526,"gamma":0.0007,"vega":1.5522,"theta":-0.566,"rho":0.125,"theo":3.1823,"change":1.0,"open":4.75,"high":5.55,"low":3.35,"tick":"down","last_trade_price":3.35,"last_trade_time":"2026-02-18T15:46:52","percent_change":31.25,"prev_day_close":3.19999992847443},{"option":"SPXW260304P07110000","bid":248.2,"bid_size":4.0,"ask":254.8,"ask_size":4.0,"iv":0.1126,"open_interest":0.0,"volume":0.0,"delta":-0.9473,"gamma":0.0007,"vega":1.5522,"theta":-0.4853,"rho":-2.4022,"theo":251.5971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":231.199996948242},{"option":"SPXW260304C07125000","bid":2.0,"bid_size":118.0,"ask":2.3,"ask_size":71.0,"iv":0.1101,"open_interest":712.0,"volume":273.0,"delta":0.0419,"gamma":0.0006,"vega":1.3118,"theta":-0.4642,"rho":0.0996,"theo":2.4237,"change":-0.15,"open":3.1,"high":4.28,"low":2.35,"tick":"up","last_trade_price":2.5,"last_trade_time":"2026-02-18T15:53:05","percent_change":-5.66038,"prev_day_close":2.22500002384186},{"option":"SPXW260304P07125000","bid":262.3,"bid_size":4.0,"ask":268.3,"ask_size":2.0,"iv":0.1078,"open_interest":2.0,"volume":0.0,"delta":-0.958,"gamma":0.0006,"vega":1.3118,"theta":-0.3786,"rho":-2.433,"theo":265.8161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.22,"last_trade_time":"2026-02-12T12:57:06","percent_change":0.0,"prev_day_close":245.0},{"option":"SPXW260304C07150000","bid":1.1,"bid_size":120.0,"ask":1.35,"ask_size":85.0,"iv":0.1078,"open_interest":133.0,"volume":61.0,"delta":0.0294,"gamma":0.0004,"vega":1.0015,"theta":-0.3417,"rho":0.0696,"theo":1.6068,"change":-0.41,"open":1.71,"high":2.52,"low":1.19,"tick":"no_change","last_trade_price":1.19,"last_trade_time":"2026-02-18T16:00:18","percent_change":-25.625,"prev_day_close":1.19999998807907},{"option":"SPXW260304P07150000","bid":285.6,"bid_size":6.0,"ask":293.3,"ask_size":6.0,"iv":0.1094,"open_interest":0.0,"volume":0.0,"delta":-0.9706,"gamma":0.0004,"vega":1.0015,"theta":-0.248,"rho":-2.4719,"theo":289.9616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":270.25},{"option":"SPXW260304C07175000","bid":0.65,"bid_size":67.0,"ask":0.85,"ask_size":113.0,"iv":0.1074,"open_interest":452.0,"volume":350.0,"delta":0.0211,"gamma":0.0003,"vega":0.7731,"theta":-0.2573,"rho":0.0497,"theo":1.1089,"change":-0.305,"open":1.07,"high":1.53,"low":0.67,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-02-18T16:00:18","percent_change":-31.282,"prev_day_close":0.675000011920929},{"option":"SPXW260304P07175000","bid":310.1,"bid_size":1.0,"ask":317.7,"ask_size":1.0,"iv":0.109,"open_interest":10.0,"volume":0.0,"delta":-0.9789,"gamma":0.0003,"vega":0.7731,"theta":-0.1556,"rho":-2.5007,"theo":314.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.18,"last_trade_time":"2026-01-28T11:42:18","percent_change":0.0,"prev_day_close":294.050003051758},{"option":"SPXW260304C07200000","bid":0.35,"bid_size":91.0,"ask":0.6,"ask_size":124.0,"iv":0.1079,"open_interest":395.0,"volume":184.0,"delta":0.0153,"gamma":0.0002,"vega":0.5984,"theta":-0.1954,"rho":0.0359,"theo":0.7798,"change":0.095,"open":0.67,"high":0.95,"low":0.67,"tick":"no_change","last_trade_price":0.72,"last_trade_time":"2026-02-18T13:33:43","percent_change":15.2,"prev_day_close":0.424999997019768},{"option":"SPXW260304P07200000","bid":334.8,"bid_size":1.0,"ask":342.4,"ask_size":1.0,"iv":0.1105,"open_interest":10.0,"volume":0.0,"delta":-0.9847,"gamma":0.0002,"vega":0.5984,"theta":-0.0855,"rho":-2.5233,"theo":339.0597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.68,"last_trade_time":"2026-01-28T11:42:18","percent_change":0.0,"prev_day_close":318.5},{"option":"SPXW260304C07225000","bid":0.25,"bid_size":67.0,"ask":0.45,"ask_size":128.0,"iv":0.1105,"open_interest":218.0,"volume":136.0,"delta":0.0111,"gamma":0.0002,"vega":0.4623,"theta":-0.1483,"rho":0.0261,"theo":0.5522,"change":-0.025,"open":0.51,"high":0.63,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:42:42","percent_change":-5.88235,"prev_day_close":0.325000002980232},{"option":"SPXW260304P07225000","bid":359.6,"bid_size":1.0,"ask":367.4,"ask_size":1.0,"iv":0.1125,"open_interest":0.0,"volume":0.0,"delta":-0.9888,"gamma":0.0002,"vega":0.4623,"theta":-0.0303,"rho":-2.5421,"theo":363.7945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.350006103516},{"option":"SPXW260304C07250000","bid":0.15,"bid_size":67.0,"ask":0.35,"ask_size":128.0,"iv":0.1127,"open_interest":97.0,"volume":31.0,"delta":0.0081,"gamma":0.0001,"vega":0.3563,"theta":-0.1124,"rho":0.0189,"theo":0.3927,"change":0.025,"open":0.42,"high":0.43,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:16:46","percent_change":9.09091,"prev_day_close":0.225000008940697},{"option":"SPXW260304P07250000","bid":384.5,"bid_size":1.0,"ask":392.1,"ask_size":1.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9919,"gamma":0.0001,"vega":0.3563,"theta":0.0,"rho":-2.5581,"theo":388.5976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.0},{"option":"SPXW260304C07275000","bid":0.1,"bid_size":31.0,"ask":0.3,"ask_size":136.0,"iv":0.1161,"open_interest":61.0,"volume":13.0,"delta":0.0059,"gamma":0.0001,"vega":0.2747,"theta":-0.0853,"rho":0.0138,"theo":0.2814,"change":0.055,"open":0.32,"high":0.32,"low":0.27,"tick":"up","last_trade_price":0.28,"last_trade_time":"2026-02-18T12:13:35","percent_change":24.4444,"prev_day_close":0.200000006705523},{"option":"SPXW260304P07275000","bid":409.4,"bid_size":1.0,"ask":417.2,"ask_size":1.0,"iv":0.1205,"open_interest":0.0,"volume":0.0,"delta":-0.994,"gamma":0.0001,"vega":0.2747,"theta":0.0,"rho":-2.5721,"theo":413.4487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":392.699996948242},{"option":"SPXW260304C07300000","bid":0.05,"bid_size":232.0,"ask":0.25,"ask_size":55.0,"iv":0.1187,"open_interest":52.0,"volume":1.0,"delta":0.0044,"gamma":0.0001,"vega":0.2128,"theta":-0.0652,"rho":0.0102,"theo":0.2042,"change":0.045,"open":0.22,"high":0.22,"low":0.22,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-18T10:48:12","percent_change":25.7143,"prev_day_close":0.150000000372529},{"option":"SPXW260304P07300000","bid":434.3,"bid_size":1.0,"ask":442.0,"ask_size":1.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.9956,"gamma":0.0001,"vega":0.2128,"theta":0.0,"rho":-2.5846,"theo":438.334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.300003051758},{"option":"SPXW260304C07325000","bid":0.05,"bid_size":200.0,"ask":0.25,"ask_size":144.0,"iv":0.1245,"open_interest":21.0,"volume":0.0,"delta":0.0033,"gamma":0.0001,"vega":0.1662,"theta":-0.0505,"rho":0.0076,"theo":0.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-13T14:39:54","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260304P07325000","bid":459.3,"bid_size":1.0,"ask":467.1,"ask_size":1.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":-0.9967,"gamma":0.0001,"vega":0.1662,"theta":0.0,"rho":-2.5961,"theo":463.2431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.0},{"option":"SPXW260304C07350000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":55.0,"iv":0.1281,"open_interest":29.0,"volume":0.0,"delta":0.0025,"gamma":0.0,"vega":0.1315,"theta":-0.0397,"rho":0.0057,"theo":0.1138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-17T14:58:47","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260304P07350000","bid":484.2,"bid_size":1.0,"ask":491.9,"ask_size":1.0,"iv":0.1397,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0,"vega":0.1315,"theta":0.0,"rho":-2.6068,"theo":488.1686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":467.899993896484},{"option":"SPXW260304C07375000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":57.0,"iv":0.1337,"open_interest":5.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.1056,"theta":-0.0318,"rho":0.0044,"theo":0.0879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.67,"last_trade_time":"2026-02-11T14:20:50","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260304P07375000","bid":509.2,"bid_size":1.0,"ask":517.0,"ask_size":1.0,"iv":0.1422,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.1054,"theta":0.0,"rho":-2.617,"theo":513.1052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":492.5},{"option":"SPXW260304C07400000","bid":0.05,"bid_size":100.0,"ask":0.2,"ask_size":69.0,"iv":0.1391,"open_interest":18.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.0864,"theta":-0.026,"rho":0.0035,"theo":0.0698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T10:57:12","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260304P07400000","bid":534.1,"bid_size":1.0,"ask":541.8,"ask_size":1.0,"iv":0.1505,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0859,"theta":0.0,"rho":-2.6268,"theo":538.0493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":517.399993896484},{"option":"SPXW260304C07425000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":150.0,"iv":0.1418,"open_interest":33.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0714,"theta":-0.0216,"rho":0.0028,"theo":0.0564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T14:39:54","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260304P07425000","bid":559.1,"bid_size":1.0,"ask":566.9,"ask_size":1.0,"iv":0.1523,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.071,"theta":0.0,"rho":-2.6364,"theo":562.9985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":543.100006103516},{"option":"SPXW260304C07450000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":152.0,"iv":0.1473,"open_interest":67.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0598,"theta":-0.0183,"rho":0.0023,"theo":0.0465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T15:59:28","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260304P07450000","bid":584.0,"bid_size":1.0,"ask":591.7,"ask_size":1.0,"iv":0.1608,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0594,"theta":0.0,"rho":-2.6458,"theo":587.9511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.600006103516},{"option":"SPXW260304C07500000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":161.0,"iv":0.1584,"open_interest":18.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0431,"theta":-0.0135,"rho":0.0016,"theo":0.0329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-17T14:58:47","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260304P07500000","bid":633.9,"bid_size":1.0,"ask":641.6,"ask_size":1.0,"iv":0.1706,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.043,"theta":0.0,"rho":-2.6643,"theo":637.8626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.649993896484},{"option":"SPXW260304C07600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":59.0,"iv":0.1752,"open_interest":54.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0245,"theta":-0.0081,"rho":0.0009,"theo":0.0184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-12T13:19:54","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260304P07600000","bid":733.8,"bid_size":1.0,"ask":741.4,"ask_size":1.0,"iv":0.1885,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0242,"theta":0.0,"rho":-2.7005,"theo":737.6979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.550018310547},{"option":"SPXW260304C07800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":136.0,"iv":0.2156,"open_interest":19.0,"volume":7.0,"delta":0.0001,"gamma":0.0,"vega":0.009,"theta":-0.0032,"rho":0.0003,"theo":0.0067,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:14:20","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P07800000","bid":933.4,"bid_size":1.0,"ask":941.1,"ask_size":1.0,"iv":0.2313,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0088,"theta":0.0,"rho":-2.7722,"theo":937.3863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.150024414062},{"option":"SPXW260304C08000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":150.0,"iv":0.2543,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0039,"theta":-0.0016,"rho":0.0001,"theo":0.003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-02T11:47:14","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P08000000","bid":1133.1,"bid_size":1.0,"ask":1140.8,"ask_size":1.0,"iv":0.2723,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0039,"theta":0.0,"rho":-2.8434,"theo":1137.0826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1116.39996337891},{"option":"SPXW260304C08200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":157.0,"iv":0.2915,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0021,"theta":-0.0009,"rho":0.0001,"theo":0.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-02T10:53:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P08200000","bid":1332.8,"bid_size":1.0,"ask":1340.5,"ask_size":1.0,"iv":0.3117,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0021,"theta":0.0,"rho":-2.9146,"theo":1336.7813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1316.10003662109},{"option":"SPXW260304C08400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":163.0,"iv":0.3275,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0006,"rho":0.0,"theo":0.0011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P08400000","bid":1532.5,"bid_size":1.0,"ask":1540.2,"ask_size":1.0,"iv":0.3498,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":-2.9857,"theo":1536.4807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1516.79998779297},{"option":"SPXW260304C08600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":63.0,"iv":0.352,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0009,"theta":-0.0004,"rho":0.0,"theo":0.0008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P08600000","bid":1732.3,"bid_size":1.0,"ask":1739.9,"ask_size":1.0,"iv":0.3866,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":-3.0568,"theo":1736.1803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1715.25},{"option":"SPXW260304C08800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.3848,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0006,"theta":-0.0004,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P08800000","bid":1932.0,"bid_size":1.0,"ask":1939.6,"ask_size":1.0,"iv":0.4222,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0006,"theta":0.0,"rho":-3.1278,"theo":1935.8801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1915.84997558594},{"option":"SPXW260304C09000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":65.0,"iv":0.4168,"open_interest":1.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0003,"rho":0.0,"theo":0.0005,"change":0.0,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:18:35","percent_change":-1.49012e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260304P09000000","bid":2131.7,"bid_size":1.0,"ask":2139.5,"ask_size":1.0,"iv":0.4567,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-3.1989,"theo":2135.5799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2115.5},{"option":"SPXW260305C02800000","bid":4051.7,"bid_size":1.0,"ask":4059.4,"ask_size":1.0,"iv":1.3711,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.007,"theta":0.0,"rho":1.0717,"theo":4055.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.55004882812},{"option":"SPXW260305P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":260.0,"iv":1.2769,"open_interest":23.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.007,"theta":-0.0248,"rho":-0.0004,"theo":0.0553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-05T13:58:33","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305C03000000","bid":3852.0,"bid_size":1.0,"ask":3859.7,"ask_size":1.0,"iv":1.2535,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0089,"theta":0.0,"rho":1.1482,"theo":3855.4991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.39990234375},{"option":"SPXW260305P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":127.0,"iv":1.182,"open_interest":8.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0089,"theta":-0.0299,"rho":-0.0004,"theo":0.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T10:13:13","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305C03200000","bid":3652.2,"bid_size":1.0,"ask":3660.0,"ask_size":1.0,"iv":1.2032,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0114,"theta":0.0,"rho":1.2246,"theo":3655.8376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.84997558594},{"option":"SPXW260305P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":1.0932,"open_interest":12.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0114,"theta":-0.0358,"rho":-0.0006,"theo":0.0835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:32:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305C03400000","bid":3452.7,"bid_size":1.0,"ask":3460.4,"ask_size":1.0,"iv":1.1014,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0144,"theta":0.0,"rho":1.3009,"theo":3456.1795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3474.84997558594},{"option":"SPXW260305P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":1.0097,"open_interest":42.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0144,"theta":-0.0428,"rho":-0.0008,"theo":0.1021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:54:58","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260305C03600000","bid":3253.0,"bid_size":1.0,"ask":3260.7,"ask_size":1.0,"iv":1.0051,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0183,"theta":0.0,"rho":1.3773,"theo":3256.5252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3277.04992675781},{"option":"SPXW260305P03600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":149.0,"iv":0.9565,"open_interest":5.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0182,"theta":-0.051,"rho":-0.001,"theo":0.1247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-12T11:27:17","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260305C03800000","bid":3053.2,"bid_size":1.0,"ask":3061.0,"ask_size":1.0,"iv":0.9551,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0232,"theta":0.0,"rho":1.4535,"theo":3056.876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.69995117188},{"option":"SPXW260305P03800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":130.0,"iv":0.8799,"open_interest":51.0,"volume":1.0,"delta":-0.0005,"gamma":0.0,"vega":0.0231,"theta":-0.0606,"rho":-0.0012,"theo":0.1524,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:36:24","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260305C04000000","bid":2853.7,"bid_size":1.0,"ask":2861.3,"ask_size":1.0,"iv":0.8692,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0294,"theta":0.0,"rho":1.5297,"theo":2857.2331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2876.84997558594},{"option":"SPXW260305P04000000","bid":0.05,"bid_size":155.0,"ask":0.2,"ask_size":286.0,"iv":0.8373,"open_interest":255.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0294,"theta":-0.0724,"rho":-0.0016,"theo":0.1871,"change":-0.005,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.27,"last_trade_time":"2026-02-17T11:45:31","percent_change":-4.0,"prev_day_close":0.125000001862645},{"option":"SPXW260305C04200000","bid":2654.0,"bid_size":1.0,"ask":2661.7,"ask_size":1.0,"iv":0.7875,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0375,"theta":0.0,"rho":1.6058,"theo":2657.5982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2676.39990234375},{"option":"SPXW260305P04200000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":304.0,"iv":0.7655,"open_interest":1586.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0375,"theta":-0.0861,"rho":-0.0021,"theo":0.2292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.33,"last_trade_time":"2026-02-17T11:40:18","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260305C04400000","bid":2454.4,"bid_size":1.0,"ask":2462.1,"ask_size":1.0,"iv":0.7381,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.048,"theta":0.0,"rho":1.6817,"theo":2457.9742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.95007324219},{"option":"SPXW260305P04400000","bid":0.1,"bid_size":163.0,"ask":0.3,"ask_size":253.0,"iv":0.7233,"open_interest":96.0,"volume":46.0,"delta":-0.001,"gamma":0.0,"vega":0.0478,"theta":-0.1022,"rho":-0.0027,"theo":0.2807,"change":-0.145,"open":0.28,"high":0.28,"low":0.23,"tick":"no_change","last_trade_price":0.23,"last_trade_time":"2026-02-18T15:35:51","percent_change":-38.6667,"prev_day_close":0.225000008940697},{"option":"SPXW260305C04600000","bid":2254.8,"bid_size":1.0,"ask":2262.5,"ask_size":1.0,"iv":0.684,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0618,"theta":0.0,"rho":1.7574,"theo":2258.3649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2278.29992675781},{"option":"SPXW260305P04600000","bid":0.2,"bid_size":138.0,"ask":0.35,"ask_size":60.0,"iv":0.6725,"open_interest":135.0,"volume":1.0,"delta":-0.0014,"gamma":0.0,"vega":0.0618,"theta":-0.1229,"rho":-0.0036,"theo":0.3497,"change":-0.2,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T12:09:41","percent_change":-40.0,"prev_day_close":0.325000002980232},{"option":"SPXW260305C04800000","bid":2055.1,"bid_size":1.0,"ask":2062.9,"ask_size":1.0,"iv":0.6403,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.0809,"theta":0.0,"rho":1.8327,"theo":2058.7773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2078.94995117188},{"option":"SPXW260305P04800000","bid":0.35,"bid_size":121.0,"ask":0.5,"ask_size":81.0,"iv":0.6294,"open_interest":399.0,"volume":5.0,"delta":-0.0018,"gamma":0.0,"vega":0.0809,"theta":-0.1484,"rho":-0.0048,"theo":0.4391,"change":-0.225,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T11:08:44","percent_change":-33.3333,"prev_day_close":0.424999997019768},{"option":"SPXW260305C05000000","bid":1855.6,"bid_size":1.0,"ask":1863.4,"ask_size":1.0,"iv":0.5895,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1072,"theta":0.0,"rho":1.9075,"theo":1859.2228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1878.25},{"option":"SPXW260305P05000000","bid":0.5,"bid_size":202.0,"ask":0.7,"ask_size":60.0,"iv":0.5815,"open_interest":968.0,"volume":30.0,"delta":-0.0025,"gamma":0.0,"vega":0.1072,"theta":-0.1815,"rho":-0.0064,"theo":0.5616,"change":-0.295,"open":0.75,"high":0.75,"low":0.55,"tick":"no_change","last_trade_price":0.58,"last_trade_time":"2026-02-18T12:14:07","percent_change":-33.7143,"prev_day_close":0.599999994039536},{"option":"SPXW260305C05200000","bid":1656.2,"bid_size":1.0,"ask":1664.0,"ask_size":1.0,"iv":0.5411,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.1462,"theta":0.0,"rho":1.9814,"theo":1659.7235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1679.0},{"option":"SPXW260305P05200000","bid":0.8,"bid_size":190.0,"ask":1.0,"ask_size":163.0,"iv":0.537,"open_interest":159.0,"volume":15.0,"delta":-0.0035,"gamma":0.0,"vega":0.1462,"theta":-0.2267,"rho":-0.0091,"theo":0.7392,"change":-0.175,"open":1.0,"high":1.0,"low":0.8,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-02-18T14:42:26","percent_change":-14.8936,"prev_day_close":0.824999988079071},{"option":"SPXW260305C05400000","bid":1457.0,"bid_size":1.0,"ask":1464.7,"ask_size":1.0,"iv":0.4875,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.2065,"theta":0.0,"rho":2.0538,"theo":1460.3262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1479.84997558594},{"option":"SPXW260305P05400000","bid":1.15,"bid_size":181.0,"ask":1.35,"ask_size":124.0,"iv":0.4879,"open_interest":389.0,"volume":11.0,"delta":-0.0051,"gamma":0.0,"vega":0.2065,"theta":-0.2931,"rho":-0.0133,"theo":1.0188,"change":-0.425,"open":1.27,"high":1.27,"low":1.1,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-02-18T13:35:10","percent_change":-27.8689,"prev_day_close":1.09999996423721},{"option":"SPXW260305C05500000","bid":1357.4,"bid_size":1.0,"ask":1365.1,"ask_size":1.0,"iv":0.4634,"open_interest":0.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.2495,"theta":0.0,"rho":2.0889,"theo":1360.6938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1348.28,"last_trade_time":"2026-02-13T15:22:42","percent_change":0.0,"prev_day_close":1380.45001220703},{"option":"SPXW260305P05500000","bid":1.4,"bid_size":80.0,"ask":1.6,"ask_size":151.0,"iv":0.4641,"open_interest":3.0,"volume":0.0,"delta":-0.0063,"gamma":0.0,"vega":0.2495,"theta":-0.339,"rho":-0.0164,"theo":1.2249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.69,"last_trade_time":"2026-02-06T09:41:38","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260305C05600000","bid":1258.1,"bid_size":2.0,"ask":1265.2,"ask_size":2.0,"iv":0.4465,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.3057,"theta":0.0,"rho":2.1229,"theo":1261.1288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1280.25},{"option":"SPXW260305P05600000","bid":1.65,"bid_size":171.0,"ask":1.85,"ask_size":116.0,"iv":0.4385,"open_interest":327.0,"volume":0.0,"delta":-0.0079,"gamma":0.0,"vega":0.3057,"theta":-0.397,"rho":-0.0207,"theo":1.4984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.3,"last_trade_time":"2026-02-17T15:55:04","percent_change":0.0,"prev_day_close":1.47499996423721},{"option":"SPXW260305C05700000","bid":1158.6,"bid_size":3.0,"ask":1166.0,"ask_size":2.0,"iv":0.4205,"open_interest":0.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":0.3792,"theta":-0.0322,"rho":2.1554,"theo":1161.6576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1182.20001220703},{"option":"SPXW260305P05700000","bid":1.95,"bid_size":166.0,"ask":2.2,"ask_size":87.0,"iv":0.4134,"open_interest":388.0,"volume":201.0,"delta":-0.0101,"gamma":0.0,"vega":0.3792,"theta":-0.4704,"rho":-0.0265,"theo":1.8657,"change":-0.375,"open":1.92,"high":2.1,"low":1.92,"tick":"up","last_trade_price":2.1,"last_trade_time":"2026-02-18T15:21:31","percent_change":-15.1515,"prev_day_close":1.77500003576279},{"option":"SPXW260305C05800000","bid":1058.9,"bid_size":4.0,"ask":1066.5,"ask_size":3.0,"iv":0.392,"open_interest":0.0,"volume":0.0,"delta":0.9868,"gamma":0.0001,"vega":0.4751,"theta":-0.1621,"rho":2.1858,"theo":1062.3134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1082.70001220703},{"option":"SPXW260305P05800000","bid":2.4,"bid_size":139.0,"ask":2.6,"ask_size":55.0,"iv":0.3889,"open_interest":405.0,"volume":0.0,"delta":-0.0131,"gamma":0.0001,"vega":0.4751,"theta":-0.5626,"rho":-0.0343,"theo":2.3599,"change":0.295,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-17T15:54:54","percent_change":13.8824,"prev_day_close":2.125},{"option":"SPXW260305C05850000","bid":1009.2,"bid_size":2.0,"ask":1016.9,"ask_size":2.0,"iv":0.3778,"open_interest":0.0,"volume":0.0,"delta":0.9849,"gamma":0.0001,"vega":0.534,"theta":-0.2354,"rho":2.1999,"theo":1012.7034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1033.19995117188},{"option":"SPXW260305P05850000","bid":2.7,"bid_size":130.0,"ask":2.9,"ask_size":76.0,"iv":0.3775,"open_interest":83.0,"volume":5.0,"delta":-0.015,"gamma":0.0001,"vega":0.534,"theta":-0.617,"rho":-0.0394,"theo":2.6692,"change":-1.12,"open":2.18,"high":2.18,"low":2.18,"tick":"no_change","last_trade_price":2.18,"last_trade_time":"2026-02-18T12:09:46","percent_change":-33.9394,"prev_day_close":2.32500004768372},{"option":"SPXW260305C05875000","bid":984.4,"bid_size":2.0,"ask":991.8,"ask_size":3.0,"iv":0.372,"open_interest":0.0,"volume":0.0,"delta":0.9839,"gamma":0.0001,"vega":0.5662,"theta":-0.2744,"rho":2.2066,"theo":987.9175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1008.35000610352},{"option":"SPXW260305P05875000","bid":2.85,"bid_size":107.0,"ask":3.1,"ask_size":119.0,"iv":0.372,"open_interest":19.0,"volume":0.0,"delta":-0.0161,"gamma":0.0001,"vega":0.5662,"theta":-0.6466,"rho":-0.0422,"theo":2.8428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2.47500002384186},{"option":"SPXW260305C05900000","bid":959.6,"bid_size":5.0,"ask":967.0,"ask_size":4.0,"iv":0.3668,"open_interest":0.0,"volume":0.0,"delta":0.9827,"gamma":0.0001,"vega":0.6004,"theta":-0.3151,"rho":2.2132,"theo":963.1456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":983.549987792969},{"option":"SPXW260305P05900000","bid":3.0,"bid_size":134.0,"ask":3.3,"ask_size":119.0,"iv":0.3662,"open_interest":214.0,"volume":6.0,"delta":-0.0172,"gamma":0.0001,"vega":0.6004,"theta":-0.6779,"rho":-0.0452,"theo":3.0305,"change":-1.25,"open":3.07,"high":3.07,"low":2.45,"tick":"down","last_trade_price":2.45,"last_trade_time":"2026-02-18T12:39:13","percent_change":-33.7838,"prev_day_close":2.60000002384186},{"option":"SPXW260305C05925000","bid":935.4,"bid_size":4.0,"ask":942.1,"ask_size":4.0,"iv":0.3646,"open_interest":0.0,"volume":0.0,"delta":0.9814,"gamma":0.0001,"vega":0.6374,"theta":-0.3577,"rho":2.2194,"theo":938.389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":958.699981689453},{"option":"SPXW260305P05925000","bid":3.2,"bid_size":123.0,"ask":3.4,"ask_size":74.0,"iv":0.3598,"open_interest":104.0,"volume":0.0,"delta":-0.0185,"gamma":0.0001,"vega":0.6374,"theta":-0.711,"rho":-0.0485,"theo":3.2336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.17,"last_trade_time":"2026-02-10T15:05:33","percent_change":0.0,"prev_day_close":2.75},{"option":"SPXW260305C05950000","bid":910.5,"bid_size":4.0,"ask":917.4,"ask_size":4.0,"iv":0.358,"open_interest":0.0,"volume":0.0,"delta":0.9801,"gamma":0.0001,"vega":0.6774,"theta":-0.4021,"rho":2.2254,"theo":913.6494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":933.850006103516},{"option":"SPXW260305P05950000","bid":3.4,"bid_size":80.0,"ask":3.6,"ask_size":73.0,"iv":0.3541,"open_interest":71.0,"volume":69.0,"delta":-0.0198,"gamma":0.0001,"vega":0.6774,"theta":-0.746,"rho":-0.0521,"theo":3.4536,"change":-1.2,"open":2.67,"high":3.04,"low":2.67,"tick":"down","last_trade_price":2.9,"last_trade_time":"2026-02-18T16:10:05","percent_change":-29.2683,"prev_day_close":2.92499995231628},{"option":"SPXW260305C05975000","bid":886.3,"bid_size":2.0,"ask":892.7,"ask_size":4.0,"iv":0.3561,"open_interest":0.0,"volume":0.0,"delta":0.9786,"gamma":0.0001,"vega":0.7206,"theta":-0.4486,"rho":2.231,"theo":888.9288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":908.899993896484},{"option":"SPXW260305P05975000","bid":3.6,"bid_size":121.0,"ask":3.9,"ask_size":121.0,"iv":0.3489,"open_interest":130.0,"volume":126.0,"delta":-0.0213,"gamma":0.0001,"vega":0.7206,"theta":-0.7831,"rho":-0.056,"theo":3.6927,"change":-0.7,"open":3.25,"high":3.8,"low":3.25,"tick":"down","last_trade_price":3.6,"last_trade_time":"2026-02-18T15:25:59","percent_change":-16.2791,"prev_day_close":3.10000002384186},{"option":"SPXW260305C06000000","bid":861.6,"bid_size":2.0,"ask":867.9,"ask_size":4.0,"iv":0.3496,"open_interest":687.0,"volume":0.0,"delta":0.977,"gamma":0.0001,"vega":0.7668,"theta":-0.4974,"rho":2.2362,"theo":864.2298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":959.16,"last_trade_time":"2026-02-09T10:17:38","percent_change":0.0,"prev_day_close":884.449981689453},{"option":"SPXW260305P06000000","bid":3.8,"bid_size":120.0,"ask":4.1,"ask_size":97.0,"iv":0.3427,"open_interest":862.0,"volume":8.0,"delta":-0.023,"gamma":0.0001,"vega":0.7668,"theta":-0.8225,"rho":-0.0604,"theo":3.9532,"change":-1.4,"open":3.38,"high":3.9,"low":3.38,"tick":"up","last_trade_price":3.9,"last_trade_time":"2026-02-18T14:42:52","percent_change":-30.4348,"prev_day_close":3.30000007152557},{"option":"SPXW260305C06025000","bid":836.4,"bid_size":4.0,"ask":843.3,"ask_size":4.0,"iv":0.3412,"open_interest":0.0,"volume":0.0,"delta":0.9752,"gamma":0.0001,"vega":0.816,"theta":-0.5488,"rho":2.2411,"theo":839.5548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":859.5},{"option":"SPXW260305P06025000","bid":4.1,"bid_size":125.0,"ask":4.4,"ask_size":122.0,"iv":0.3376,"open_interest":19.0,"volume":0.0,"delta":-0.0247,"gamma":0.0001,"vega":0.816,"theta":-0.8644,"rho":-0.0652,"theo":4.2379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.77,"last_trade_time":"2026-02-12T15:59:32","percent_change":0.0,"prev_day_close":3.5},{"option":"SPXW260305C06050000","bid":812.0,"bid_size":2.0,"ask":818.5,"ask_size":4.0,"iv":0.3362,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0001,"vega":0.8685,"theta":-0.6028,"rho":2.2455,"theo":814.9067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":834.949981689453},{"option":"SPXW260305P06050000","bid":4.4,"bid_size":124.0,"ask":4.7,"ask_size":101.0,"iv":0.3322,"open_interest":14.0,"volume":1.0,"delta":-0.0267,"gamma":0.0001,"vega":0.8685,"theta":-0.909,"rho":-0.0703,"theo":4.5494,"change":-1.8,"open":3.4,"high":3.4,"low":3.4,"tick":"down","last_trade_price":3.4,"last_trade_time":"2026-02-18T12:41:13","percent_change":-34.6154,"prev_day_close":3.80000007152557},{"option":"SPXW260305C06075000","bid":787.3,"bid_size":4.0,"ask":794.0,"ask_size":2.0,"iv":0.331,"open_interest":0.0,"volume":0.0,"delta":0.9711,"gamma":0.0001,"vega":0.9254,"theta":-0.6597,"rho":2.2495,"theo":790.2887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":810.0},{"option":"SPXW260305P06075000","bid":4.7,"bid_size":121.0,"ask":5.0,"ask_size":117.0,"iv":0.3265,"open_interest":63.0,"volume":5.0,"delta":-0.0288,"gamma":0.0001,"vega":0.9254,"theta":-0.9564,"rho":-0.0759,"theo":4.891,"change":-2.05,"open":3.5,"high":3.5,"low":3.5,"tick":"no_change","last_trade_price":3.5,"last_trade_time":"2026-02-18T10:53:47","percent_change":-36.9369,"prev_day_close":4.0},{"option":"SPXW260305C06100000","bid":762.7,"bid_size":4.0,"ask":769.4,"ask_size":2.0,"iv":0.3254,"open_interest":0.0,"volume":0.0,"delta":0.9688,"gamma":0.0002,"vega":0.9876,"theta":-0.7198,"rho":2.2528,"theo":765.7047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":785.449981689453},{"option":"SPXW260305P06100000","bid":5.0,"bid_size":110.0,"ask":5.4,"ask_size":99.0,"iv":0.321,"open_interest":122.0,"volume":7.0,"delta":-0.0312,"gamma":0.0002,"vega":0.9876,"theta":-1.0071,"rho":-0.0821,"theo":5.2666,"change":-2.15,"open":3.6,"high":3.8,"low":3.6,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-18T12:21:08","percent_change":-36.1345,"prev_day_close":4.29999995231628},{"option":"SPXW260305C06125000","bid":738.2,"bid_size":4.0,"ask":744.8,"ask_size":2.0,"iv":0.32,"open_interest":0.0,"volume":0.0,"delta":0.9662,"gamma":0.0002,"vega":1.0551,"theta":-0.7834,"rho":2.2555,"theo":741.1599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":760.599975585938},{"option":"SPXW260305P06125000","bid":5.4,"bid_size":107.0,"ask":5.8,"ask_size":115.0,"iv":0.3158,"open_interest":78.0,"volume":5.0,"delta":-0.0338,"gamma":0.0002,"vega":1.0551,"theta":-1.0613,"rho":-0.089,"theo":5.6815,"change":-2.4,"open":4.0,"high":4.0,"low":4.0,"tick":"no_change","last_trade_price":4.0,"last_trade_time":"2026-02-18T10:53:47","percent_change":-37.5,"prev_day_close":4.65000009536743},{"option":"SPXW260305C06150000","bid":713.7,"bid_size":4.0,"ask":720.3,"ask_size":2.0,"iv":0.3147,"open_interest":0.0,"volume":0.0,"delta":0.9633,"gamma":0.0002,"vega":1.1273,"theta":-0.8509,"rho":2.2573,"theo":716.6603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":736.25},{"option":"SPXW260305P06150000","bid":5.9,"bid_size":83.0,"ask":6.2,"ask_size":108.0,"iv":0.3107,"open_interest":47.0,"volume":7.0,"delta":-0.0366,"gamma":0.0002,"vega":1.1273,"theta":-1.1194,"rho":-0.0967,"theo":6.1415,"change":-2.45,"open":4.1,"high":4.4,"low":4.1,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-18T12:35:37","percent_change":-35.7664,"prev_day_close":5.0},{"option":"SPXW260305C06175000","bid":689.3,"bid_size":4.0,"ask":695.8,"ask_size":2.0,"iv":0.3094,"open_interest":0.0,"volume":0.0,"delta":0.9601,"gamma":0.0002,"vega":1.2046,"theta":-0.9227,"rho":2.2585,"theo":692.2117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":712.0},{"option":"SPXW260305P06175000","bid":6.4,"bid_size":60.0,"ask":6.7,"ask_size":100.0,"iv":0.3056,"open_interest":32.0,"volume":4.0,"delta":-0.0398,"gamma":0.0002,"vega":1.2046,"theta":-1.1817,"rho":-0.1051,"theo":6.6525,"change":-2.16,"open":4.85,"high":5.25,"low":4.85,"tick":"down","last_trade_price":5.24,"last_trade_time":"2026-02-18T14:01:25","percent_change":-29.1892,"prev_day_close":5.40000009536743},{"option":"SPXW260305C06200000","bid":664.9,"bid_size":4.0,"ask":671.5,"ask_size":3.0,"iv":0.3046,"open_interest":0.0,"volume":0.0,"delta":0.9566,"gamma":0.0002,"vega":1.2886,"theta":-0.9989,"rho":2.2589,"theo":667.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":687.5},{"option":"SPXW260305P06200000","bid":6.9,"bid_size":97.0,"ask":7.3,"ask_size":104.0,"iv":0.3006,"open_interest":153.0,"volume":73.0,"delta":-0.0433,"gamma":0.0002,"vega":1.2886,"theta":-1.2485,"rho":-0.1143,"theo":7.2209,"change":-1.1,"open":5.25,"high":6.9,"low":4.7,"tick":"no_change","last_trade_price":6.9,"last_trade_time":"2026-02-18T15:26:17","percent_change":-13.75,"prev_day_close":5.90000009536743},{"option":"SPXW260305C06225000","bid":640.6,"bid_size":4.0,"ask":647.1,"ask_size":2.0,"iv":0.2994,"open_interest":0.0,"volume":0.0,"delta":0.9527,"gamma":0.0002,"vega":1.3809,"theta":-1.08,"rho":2.2581,"theo":643.4947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.799987792969},{"option":"SPXW260305P06225000","bid":7.5,"bid_size":107.0,"ask":7.9,"ask_size":70.0,"iv":0.2956,"open_interest":123.0,"volume":0.0,"delta":-0.0472,"gamma":0.0002,"vega":1.3809,"theta":-1.3202,"rho":-0.1246,"theo":7.8547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.7,"last_trade_time":"2026-02-17T15:46:38","percent_change":0.0,"prev_day_close":6.40000009536743},{"option":"SPXW260305C06250000","bid":615.9,"bid_size":4.0,"ask":622.8,"ask_size":4.0,"iv":0.2927,"open_interest":0.0,"volume":0.0,"delta":0.9484,"gamma":0.0003,"vega":1.4807,"theta":-1.1663,"rho":2.256,"theo":619.2442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.299987792969},{"option":"SPXW260305P06250000","bid":8.2,"bid_size":104.0,"ask":8.6,"ask_size":54.0,"iv":0.2908,"open_interest":207.0,"volume":46.0,"delta":-0.0515,"gamma":0.0003,"vega":1.4807,"theta":-1.397,"rho":-0.1363,"theo":8.5638,"change":-1.2,"open":5.38,"high":8.15,"low":5.38,"tick":"no_change","last_trade_price":8.15,"last_trade_time":"2026-02-18T15:26:17","percent_change":-12.8342,"prev_day_close":6.95000004768372},{"option":"SPXW260305C06275000","bid":592.2,"bid_size":4.0,"ask":598.7,"ask_size":2.0,"iv":0.2896,"open_interest":0.0,"volume":0.0,"delta":0.9436,"gamma":0.0003,"vega":1.587,"theta":-1.2582,"rho":2.2527,"theo":595.0795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":613.950012207031},{"option":"SPXW260305P06275000","bid":9.0,"bid_size":100.0,"ask":9.4,"ask_size":32.0,"iv":0.2862,"open_interest":88.0,"volume":2.0,"delta":-0.0563,"gamma":0.0003,"vega":1.587,"theta":-1.4795,"rho":-0.1492,"theo":9.3588,"change":-3.82,"open":6.38,"high":6.38,"low":6.38,"tick":"down","last_trade_price":6.38,"last_trade_time":"2026-02-18T11:30:21","percent_change":-37.451,"prev_day_close":7.59999990463257},{"option":"SPXW260305C06300000","bid":568.1,"bid_size":4.0,"ask":574.4,"ask_size":4.0,"iv":0.2841,"open_interest":0.0,"volume":0.0,"delta":0.9382,"gamma":0.0003,"vega":1.7014,"theta":-1.3557,"rho":2.2481,"theo":571.0104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":590.0},{"option":"SPXW260305P06300000","bid":9.9,"bid_size":98.0,"ask":10.3,"ask_size":31.0,"iv":0.2817,"open_interest":537.0,"volume":203.0,"delta":-0.0617,"gamma":0.0003,"vega":1.7014,"theta":-1.5676,"rho":-0.1633,"theo":10.2493,"change":-1.55,"open":6.34,"high":9.6,"low":6.34,"tick":"up","last_trade_price":9.6,"last_trade_time":"2026-02-18T15:28:29","percent_change":-13.9013,"prev_day_close":8.2999997138977},{"option":"SPXW260305C06325000","bid":543.8,"bid_size":4.0,"ask":550.8,"ask_size":3.0,"iv":0.2795,"open_interest":0.0,"volume":0.0,"delta":0.9323,"gamma":0.0003,"vega":1.8264,"theta":-1.459,"rho":2.2418,"theo":547.0482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.949981689453},{"option":"SPXW260305P06325000","bid":10.9,"bid_size":83.0,"ask":11.4,"ask_size":63.0,"iv":0.2778,"open_interest":288.0,"volume":202.0,"delta":-0.0676,"gamma":0.0003,"vega":1.8264,"theta":-1.6615,"rho":-0.1792,"theo":11.2467,"change":-5.02,"open":7.8,"high":7.8,"low":7.18,"tick":"no_change","last_trade_price":7.18,"last_trade_time":"2026-02-18T13:19:24","percent_change":-41.1475,"prev_day_close":9.15000009536743},{"option":"SPXW260305C06350000","bid":520.5,"bid_size":4.0,"ask":526.9,"ask_size":2.0,"iv":0.2762,"open_interest":0.0,"volume":0.0,"delta":0.9257,"gamma":0.0004,"vega":1.9612,"theta":-1.5682,"rho":2.2335,"theo":523.2077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.899993896484},{"option":"SPXW260305P06350000","bid":12.1,"bid_size":52.0,"ask":12.5,"ask_size":60.0,"iv":0.2732,"open_interest":481.0,"volume":404.0,"delta":-0.0742,"gamma":0.0004,"vega":1.9612,"theta":-1.7612,"rho":-0.1971,"theo":12.3658,"change":-4.95,"open":8.27,"high":8.4,"low":8.1,"tick":"up","last_trade_price":8.4,"last_trade_time":"2026-02-18T12:13:56","percent_change":-37.0787,"prev_day_close":10.0499997138977},{"option":"SPXW260305C06375000","bid":496.8,"bid_size":4.0,"ask":503.3,"ask_size":3.0,"iv":0.2718,"open_interest":0.0,"volume":0.0,"delta":0.9184,"gamma":0.0004,"vega":2.1029,"theta":-1.6831,"rho":2.2234,"theo":499.5034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.0},{"option":"SPXW260305P06375000","bid":13.4,"bid_size":50.0,"ask":13.8,"ask_size":59.0,"iv":0.2691,"open_interest":66.0,"volume":4.0,"delta":-0.0816,"gamma":0.0004,"vega":2.1029,"theta":-1.8667,"rho":-0.2167,"theo":13.6212,"change":-5.62,"open":10.03,"high":10.03,"low":9.03,"tick":"down","last_trade_price":9.03,"last_trade_time":"2026-02-18T11:30:21","percent_change":-38.3618,"prev_day_close":11.1500000953674},{"option":"SPXW260305C06400000","bid":473.3,"bid_size":4.0,"ask":479.3,"ask_size":4.0,"iv":0.2664,"open_interest":0.0,"volume":0.0,"delta":0.9102,"gamma":0.0004,"vega":2.2543,"theta":-1.8034,"rho":2.2114,"theo":475.9479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.100006103516},{"option":"SPXW260305P06400000","bid":14.8,"bid_size":48.0,"ask":15.2,"ask_size":20.0,"iv":0.2649,"open_interest":276.0,"volume":9.0,"delta":-0.0897,"gamma":0.0004,"vega":2.2543,"theta":-1.9776,"rho":-0.2383,"theo":15.0252,"change":-6.47,"open":11.09,"high":11.09,"low":9.63,"tick":"no_change","last_trade_price":9.63,"last_trade_time":"2026-02-18T13:09:48","percent_change":-40.1863,"prev_day_close":12.2999997138977},{"option":"SPXW260305C06425000","bid":449.9,"bid_size":4.0,"ask":456.3,"ask_size":4.0,"iv":0.2628,"open_interest":0.0,"volume":0.0,"delta":0.9012,"gamma":0.0005,"vega":2.4178,"theta":-1.9287,"rho":2.1968,"theo":452.557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":470.399993896484},{"option":"SPXW260305P06425000","bid":16.3,"bid_size":45.0,"ask":16.9,"ask_size":56.0,"iv":0.2605,"open_interest":87.0,"volume":4.0,"delta":-0.0987,"gamma":0.0005,"vega":2.4178,"theta":-2.0934,"rho":-0.2625,"theo":16.5939,"change":-7.19,"open":10.56,"high":10.56,"low":10.56,"tick":"no_change","last_trade_price":10.56,"last_trade_time":"2026-02-18T13:09:48","percent_change":-40.507,"prev_day_close":13.6500000953674},{"option":"SPXW260305C06450000","bid":426.2,"bid_size":4.0,"ask":432.7,"ask_size":4.0,"iv":0.2566,"open_interest":1.0,"volume":1.0,"delta":0.8913,"gamma":0.0005,"vega":2.5888,"theta":-2.0582,"rho":2.1794,"theo":429.35,"change":48.75,"open":474.3,"high":474.3,"low":474.3,"tick":"up","last_trade_price":474.3,"last_trade_time":"2026-02-18T12:07:04","percent_change":11.4558,"prev_day_close":446.599990844727},{"option":"SPXW260305P06450000","bid":18.0,"bid_size":51.0,"ask":18.6,"ask_size":11.0,"iv":0.256,"open_interest":117.0,"volume":17.0,"delta":-0.1086,"gamma":0.0005,"vega":2.5888,"theta":-2.2135,"rho":-0.2895,"theo":18.3465,"change":-8.07,"open":17.51,"high":17.51,"low":11.48,"tick":"down","last_trade_price":11.48,"last_trade_time":"2026-02-18T12:54:09","percent_change":-41.2788,"prev_day_close":15.0999999046326},{"option":"SPXW260305C06475000","bid":404.0,"bid_size":2.0,"ask":409.6,"ask_size":4.0,"iv":0.2536,"open_interest":0.0,"volume":0.0,"delta":0.8803,"gamma":0.0006,"vega":2.7665,"theta":-2.1913,"rho":2.1598,"theo":406.3419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.25},{"option":"SPXW260305P06475000","bid":20.0,"bid_size":38.0,"ask":20.6,"ask_size":48.0,"iv":0.2519,"open_interest":83.0,"volume":5.0,"delta":-0.1196,"gamma":0.0006,"vega":2.7665,"theta":-2.3371,"rho":-0.3186,"theo":20.2981,"change":-8.4,"open":13.67,"high":13.67,"low":13.1,"tick":"down","last_trade_price":13.1,"last_trade_time":"2026-02-18T10:55:00","percent_change":-39.0698,"prev_day_close":16.75},{"option":"SPXW260305C06490000","bid":389.5,"bid_size":4.0,"ask":396.2,"ask_size":4.0,"iv":0.2501,"open_interest":0.0,"volume":0.0,"delta":0.8732,"gamma":0.0006,"vega":2.8786,"theta":-2.2722,"rho":2.1466,"theo":392.6388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.599990844727},{"option":"SPXW260305P06490000","bid":21.3,"bid_size":35.0,"ask":21.9,"ask_size":46.0,"iv":0.2495,"open_interest":34.0,"volume":30.0,"delta":-0.1267,"gamma":0.0006,"vega":2.8786,"theta":-2.4124,"rho":-0.3376,"theo":21.5708,"change":-6.24,"open":16.56,"high":16.56,"low":16.56,"tick":"down","last_trade_price":16.56,"last_trade_time":"2026-02-18T10:01:04","percent_change":-27.3684,"prev_day_close":17.8000001907349},{"option":"SPXW260305C06500000","bid":380.4,"bid_size":4.0,"ask":386.6,"ask_size":4.0,"iv":0.2475,"open_interest":0.0,"volume":0.0,"delta":0.8683,"gamma":0.0006,"vega":2.9556,"theta":-2.3265,"rho":2.1369,"theo":383.5488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.400009155273},{"option":"SPXW260305P06500000","bid":22.2,"bid_size":34.0,"ask":22.8,"ask_size":44.0,"iv":0.2478,"open_interest":111.0,"volume":48.0,"delta":-0.1317,"gamma":0.0006,"vega":2.9556,"theta":-2.463,"rho":-0.351,"theo":22.4647,"change":-9.55,"open":21.35,"high":21.35,"low":14.08,"tick":"up","last_trade_price":14.15,"last_trade_time":"2026-02-18T13:10:04","percent_change":-40.2954,"prev_day_close":18.5999994277954},{"option":"SPXW260305C06510000","bid":371.3,"bid_size":4.0,"ask":377.5,"ask_size":4.0,"iv":0.2456,"open_interest":0.0,"volume":0.0,"delta":0.8631,"gamma":0.0006,"vega":3.0336,"theta":-2.381,"rho":2.1267,"theo":374.497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.050003051758},{"option":"SPXW260305P06510000","bid":23.1,"bid_size":33.0,"ask":23.8,"ask_size":42.0,"iv":0.2461,"open_interest":8.0,"volume":1.0,"delta":-0.1368,"gamma":0.0006,"vega":3.0336,"theta":-2.5137,"rho":-0.3651,"theo":23.3967,"change":-9.57,"open":15.08,"high":15.08,"low":15.08,"tick":"down","last_trade_price":15.08,"last_trade_time":"2026-02-18T11:02:28","percent_change":-38.8235,"prev_day_close":19.4000005722046},{"option":"SPXW260305C06520000","bid":363.2,"bid_size":2.0,"ask":368.6,"ask_size":4.0,"iv":0.2455,"open_interest":0.0,"volume":0.0,"delta":0.8578,"gamma":0.0007,"vega":3.1121,"theta":-2.4355,"rho":2.116,"theo":365.4848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":381.699996948242},{"option":"SPXW260305P06520000","bid":24.1,"bid_size":14.0,"ask":24.7,"ask_size":31.0,"iv":0.2443,"open_interest":6.0,"volume":2.0,"delta":-0.1422,"gamma":0.0007,"vega":3.1121,"theta":-2.5644,"rho":-0.3796,"theo":24.3683,"change":-9.98,"open":16.15,"high":16.15,"low":15.67,"tick":"down","last_trade_price":15.67,"last_trade_time":"2026-02-18T11:02:28","percent_change":-38.9084,"prev_day_close":20.1999998092651},{"option":"SPXW260305C06525000","bid":358.0,"bid_size":4.0,"ask":364.4,"ask_size":4.0,"iv":0.244,"open_interest":0.0,"volume":0.0,"delta":0.855,"gamma":0.0007,"vega":3.1515,"theta":-2.4628,"rho":2.1105,"theo":360.9939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.399993896484},{"option":"SPXW260305P06525000","bid":24.6,"bid_size":13.0,"ask":25.2,"ask_size":39.0,"iv":0.2434,"open_interest":115.0,"volume":8.0,"delta":-0.1449,"gamma":0.0007,"vega":3.1515,"theta":-2.5898,"rho":-0.3871,"theo":24.8693,"change":-7.47,"open":18.06,"high":18.68,"low":15.79,"tick":"up","last_trade_price":18.68,"last_trade_time":"2026-02-18T15:53:26","percent_change":-28.566,"prev_day_close":20.5999994277954},{"option":"SPXW260305C06530000","bid":354.4,"bid_size":2.0,"ask":359.5,"ask_size":4.0,"iv":0.2438,"open_interest":0.0,"volume":0.0,"delta":0.8522,"gamma":0.0007,"vega":3.1909,"theta":-2.49,"rho":2.1048,"theo":356.5132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.849990844727},{"option":"SPXW260305P06530000","bid":25.1,"bid_size":13.0,"ask":25.8,"ask_size":39.0,"iv":0.2425,"open_interest":25.0,"volume":2.0,"delta":-0.1477,"gamma":0.0007,"vega":3.1909,"theta":-2.6152,"rho":-0.3946,"theo":25.3806,"change":-10.72,"open":18.58,"high":18.58,"low":15.93,"tick":"down","last_trade_price":15.93,"last_trade_time":"2026-02-18T12:54:09","percent_change":-40.2251,"prev_day_close":21.0999994277954},{"option":"SPXW260305C06540000","bid":344.5,"bid_size":4.0,"ask":350.5,"ask_size":4.0,"iv":0.2404,"open_interest":0.0,"volume":0.0,"delta":0.8465,"gamma":0.0007,"vega":3.2701,"theta":-2.5444,"rho":2.0933,"theo":347.583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.799987792969},{"option":"SPXW260305P06540000","bid":26.1,"bid_size":38.0,"ask":26.8,"ask_size":29.0,"iv":0.2408,"open_interest":7.0,"volume":1.0,"delta":-0.1534,"gamma":0.0007,"vega":3.2701,"theta":-2.6658,"rho":-0.41,"theo":26.4343,"change":-7.84,"open":19.91,"high":19.91,"low":19.91,"tick":"down","last_trade_price":19.91,"last_trade_time":"2026-02-18T15:53:26","percent_change":-28.2523,"prev_day_close":22.0},{"option":"SPXW260305C06550000","bid":336.4,"bid_size":2.0,"ask":341.7,"ask_size":4.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.8405,"gamma":0.0007,"vega":3.3505,"theta":-2.5986,"rho":2.0813,"theo":338.6952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":354.649993896484},{"option":"SPXW260305P06550000","bid":27.2,"bid_size":21.0,"ask":27.9,"ask_size":27.0,"iv":0.239,"open_interest":146.0,"volume":14.0,"delta":-0.1594,"gamma":0.0007,"vega":3.3505,"theta":-2.7162,"rho":-0.4258,"theo":27.5303,"change":-8.62,"open":25.1,"high":27.18,"low":20.23,"tick":"down","last_trade_price":20.23,"last_trade_time":"2026-02-18T10:10:56","percent_change":-29.8787,"prev_day_close":22.9000005722046},{"option":"SPXW260305C06560000","bid":326.8,"bid_size":4.0,"ask":332.9,"ask_size":4.0,"iv":0.2372,"open_interest":0.0,"volume":0.0,"delta":0.8344,"gamma":0.0008,"vega":3.4324,"theta":-2.6524,"rho":2.0686,"theo":329.8512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.649993896484},{"option":"SPXW260305P06560000","bid":28.4,"bid_size":12.0,"ask":29.1,"ask_size":36.0,"iv":0.2374,"open_interest":29.0,"volume":0.0,"delta":-0.1656,"gamma":0.0008,"vega":3.4324,"theta":-2.7662,"rho":-0.4423,"theo":28.6701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.78,"last_trade_time":"2026-02-17T12:06:31","percent_change":0.0,"prev_day_close":23.9000005722046},{"option":"SPXW260305C06570000","bid":318.0,"bid_size":5.0,"ask":323.8,"ask_size":5.0,"iv":0.235,"open_interest":0.0,"volume":0.0,"delta":0.828,"gamma":0.0008,"vega":3.5159,"theta":-2.7057,"rho":2.0552,"theo":321.0528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":336.799987792969},{"option":"SPXW260305P06570000","bid":29.5,"bid_size":20.0,"ask":30.2,"ask_size":25.0,"iv":0.2354,"open_interest":14.0,"volume":0.0,"delta":-0.172,"gamma":0.0008,"vega":3.5159,"theta":-2.8157,"rho":-0.4596,"theo":29.8556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.02,"last_trade_time":"2026-02-17T16:07:18","percent_change":0.0,"prev_day_close":24.9000005722046},{"option":"SPXW260305C06575000","bid":314.4,"bid_size":2.0,"ask":319.6,"ask_size":5.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":0.8247,"gamma":0.0008,"vega":3.558,"theta":-2.7321,"rho":2.0481,"theo":316.6714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":332.299987792969},{"option":"SPXW260305P06575000","bid":30.1,"bid_size":20.0,"ask":30.9,"ask_size":34.0,"iv":0.2345,"open_interest":117.0,"volume":14.0,"delta":-0.1752,"gamma":0.0008,"vega":3.558,"theta":-2.8403,"rho":-0.4686,"theo":30.4661,"change":-9.11,"open":29.42,"high":29.42,"low":19.05,"tick":"up","last_trade_price":22.74,"last_trade_time":"2026-02-18T15:54:40","percent_change":-28.6028,"prev_day_close":25.4000005722046},{"option":"SPXW260305C06580000","bid":310.0,"bid_size":2.0,"ask":315.2,"ask_size":5.0,"iv":0.2344,"open_interest":0.0,"volume":0.0,"delta":0.8213,"gamma":0.0008,"vega":3.6002,"theta":-2.7584,"rho":2.0409,"theo":312.3022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":327.699996948242},{"option":"SPXW260305P06580000","bid":30.8,"bid_size":12.0,"ask":31.5,"ask_size":34.0,"iv":0.2338,"open_interest":27.0,"volume":5.0,"delta":-0.1786,"gamma":0.0008,"vega":3.6002,"theta":-2.8646,"rho":-0.4777,"theo":31.0888,"change":-11.55,"open":23.15,"high":23.15,"low":20.95,"tick":"down","last_trade_price":20.95,"last_trade_time":"2026-02-18T10:45:23","percent_change":-35.5385,"prev_day_close":25.9500007629395},{"option":"SPXW260305C06590000","bid":301.5,"bid_size":2.0,"ask":306.4,"ask_size":5.0,"iv":0.2328,"open_interest":0.0,"volume":0.0,"delta":0.8145,"gamma":0.0008,"vega":3.6846,"theta":-2.8103,"rho":2.026,"theo":303.6013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.899993896484},{"option":"SPXW260305P06590000","bid":32.0,"bid_size":20.0,"ask":32.8,"ask_size":33.0,"iv":0.2319,"open_interest":19.0,"volume":4.0,"delta":-0.1854,"gamma":0.0008,"vega":3.6846,"theta":-2.9128,"rho":-0.4965,"theo":32.3718,"change":-11.95,"open":30.19,"high":30.19,"low":21.85,"tick":"down","last_trade_price":21.85,"last_trade_time":"2026-02-18T10:45:23","percent_change":-35.355,"prev_day_close":27.0499992370605},{"option":"SPXW260305C06600000","bid":291.9,"bid_size":5.0,"ask":298.1,"ask_size":5.0,"iv":0.2301,"open_interest":3.0,"volume":2.0,"delta":0.8074,"gamma":0.0009,"vega":3.7683,"theta":-2.8614,"rho":2.0105,"theo":294.9516,"change":43.25,"open":334.75,"high":334.75,"low":334.75,"tick":"up","last_trade_price":334.75,"last_trade_time":"2026-02-18T12:07:04","percent_change":14.837,"prev_day_close":310.150009155273},{"option":"SPXW260305P06600000","bid":33.4,"bid_size":19.0,"ask":34.1,"ask_size":24.0,"iv":0.2301,"open_interest":262.0,"volume":21.0,"delta":-0.1926,"gamma":0.0009,"vega":3.7683,"theta":-2.9601,"rho":-0.5157,"theo":33.7059,"change":-9.79,"open":31.94,"high":31.94,"low":21.2,"tick":"up","last_trade_price":25.31,"last_trade_time":"2026-02-18T15:54:40","percent_change":-27.8917,"prev_day_close":28.1999998092651},{"option":"SPXW260305C06610000","bid":283.4,"bid_size":5.0,"ask":289.5,"ask_size":5.0,"iv":0.2284,"open_interest":0.0,"volume":0.0,"delta":0.8,"gamma":0.0009,"vega":3.8517,"theta":-2.9115,"rho":1.9946,"theo":286.3539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":301.399993896484},{"option":"SPXW260305P06610000","bid":34.7,"bid_size":19.0,"ask":35.5,"ask_size":23.0,"iv":0.2283,"open_interest":33.0,"volume":15.0,"delta":-0.1999,"gamma":0.0009,"vega":3.8517,"theta":-3.0065,"rho":-0.5354,"theo":35.092,"change":-13.25,"open":30.81,"high":30.81,"low":23.35,"tick":"down","last_trade_price":23.35,"last_trade_time":"2026-02-18T11:31:09","percent_change":-36.2022,"prev_day_close":29.4000005722046},{"option":"SPXW260305C06620000","bid":275.6,"bid_size":2.0,"ask":280.6,"ask_size":5.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.7924,"gamma":0.0009,"vega":3.9354,"theta":-2.9605,"rho":1.9782,"theo":277.8095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.300003051758},{"option":"SPXW260305P06620000","bid":36.2,"bid_size":19.0,"ask":36.9,"ask_size":23.0,"iv":0.2263,"open_interest":82.0,"volume":16.0,"delta":-0.2075,"gamma":0.0009,"vega":3.9354,"theta":-3.0517,"rho":-0.5557,"theo":36.5315,"change":-13.67,"open":34.2,"high":34.2,"low":24.09,"tick":"no_change","last_trade_price":24.38,"last_trade_time":"2026-02-18T11:35:46","percent_change":-35.9264,"prev_day_close":30.5999994277954},{"option":"SPXW260305C06625000","bid":271.2,"bid_size":2.0,"ask":276.2,"ask_size":5.0,"iv":0.2257,"open_interest":0.0,"volume":0.0,"delta":0.7885,"gamma":0.0009,"vega":3.9775,"theta":-2.9845,"rho":1.9697,"theo":273.5579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":288.149993896484},{"option":"SPXW260305P06625000","bid":36.9,"bid_size":19.0,"ask":37.6,"ask_size":22.0,"iv":0.2254,"open_interest":51.0,"volume":7.0,"delta":-0.2114,"gamma":0.0009,"vega":3.9775,"theta":-3.0738,"rho":-0.5662,"theo":37.2718,"change":-3.65,"open":34.9,"high":35.15,"low":23.76,"tick":"up","last_trade_price":35.15,"last_trade_time":"2026-02-18T14:59:13","percent_change":-9.40722,"prev_day_close":31.3000001907349},{"option":"SPXW260305C06630000","bid":266.4,"bid_size":5.0,"ask":271.9,"ask_size":5.0,"iv":0.224,"open_interest":0.0,"volume":0.0,"delta":0.7845,"gamma":0.001,"vega":4.0199,"theta":-3.0082,"rho":1.9609,"theo":269.3204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":283.800003051758},{"option":"SPXW260305P06630000","bid":37.7,"bid_size":9.0,"ask":38.4,"ask_size":22.0,"iv":0.2245,"open_interest":109.0,"volume":16.0,"delta":-0.2154,"gamma":0.001,"vega":4.0199,"theta":-3.0956,"rho":-0.5768,"theo":38.0262,"change":-8.6,"open":33.43,"high":33.43,"low":25.09,"tick":"no_change","last_trade_price":25.41,"last_trade_time":"2026-02-18T11:35:46","percent_change":-21.7172,"prev_day_close":31.9500007629394},{"option":"SPXW260305C06640000","bid":258.0,"bid_size":5.0,"ask":263.9,"ask_size":5.0,"iv":0.2227,"open_interest":0.0,"volume":0.0,"delta":0.7764,"gamma":0.001,"vega":4.1052,"theta":-3.0544,"rho":1.9426,"theo":260.889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":275.199996948242},{"option":"SPXW260305P06640000","bid":39.2,"bid_size":18.0,"ask":39.9,"ask_size":21.0,"iv":0.2226,"open_interest":30.0,"volume":1.0,"delta":-0.2236,"gamma":0.001,"vega":4.1052,"theta":-3.138,"rho":-0.599,"theo":39.5787,"change":-15.27,"open":25.93,"high":25.93,"low":25.93,"tick":"down","last_trade_price":25.93,"last_trade_time":"2026-02-18T12:47:56","percent_change":-37.0631,"prev_day_close":33.2999992370606},{"option":"SPXW260305C06650000","bid":250.0,"bid_size":8.0,"ask":255.5,"ask_size":8.0,"iv":0.2212,"open_interest":0.0,"volume":0.0,"delta":0.768,"gamma":0.001,"vega":4.1903,"theta":-3.099,"rho":1.9233,"theo":252.5184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":266.699996948242},{"option":"SPXW260305P06650000","bid":40.9,"bid_size":7.0,"ask":41.6,"ask_size":21.0,"iv":0.2207,"open_interest":160.0,"volume":55.0,"delta":-0.232,"gamma":0.001,"vega":4.1903,"theta":-3.1788,"rho":-0.6221,"theo":41.1919,"change":-7.96,"open":39.13,"high":39.13,"low":26.99,"tick":"down","last_trade_price":34.84,"last_trade_time":"2026-02-18T15:39:48","percent_change":-18.5981,"prev_day_close":34.7000007629394},{"option":"SPXW260305C06660000","bid":241.4,"bid_size":8.0,"ask":247.1,"ask_size":8.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.7592,"gamma":0.001,"vega":4.2743,"theta":-3.1418,"rho":1.9033,"theo":244.2109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":258.150001525879},{"option":"SPXW260305P06660000","bid":42.5,"bid_size":18.0,"ask":43.2,"ask_size":21.0,"iv":0.2187,"open_interest":38.0,"volume":17.0,"delta":-0.2407,"gamma":0.001,"vega":4.2743,"theta":-3.2178,"rho":-0.6459,"theo":42.8683,"change":-16.27,"open":42.42,"high":42.42,"low":28.28,"tick":"down","last_trade_price":28.28,"last_trade_time":"2026-02-18T12:47:56","percent_change":-36.5208,"prev_day_close":36.1500015258789},{"option":"SPXW260305C06670000","bid":233.2,"bid_size":8.0,"ask":238.6,"ask_size":8.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":0.7502,"gamma":0.0011,"vega":4.3566,"theta":-3.1826,"rho":1.8827,"theo":235.9682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":249.75},{"option":"SPXW260305P06670000","bid":44.3,"bid_size":8.0,"ask":45.0,"ask_size":21.0,"iv":0.2168,"open_interest":13.0,"volume":10.0,"delta":-0.2497,"gamma":0.0011,"vega":4.3566,"theta":-3.2549,"rho":-0.6703,"theo":44.6095,"change":-12.35,"open":34.0,"high":34.0,"low":34.0,"tick":"down","last_trade_price":34.0,"last_trade_time":"2026-02-18T14:04:12","percent_change":-26.6451,"prev_day_close":37.6500015258789},{"option":"SPXW260305C06675000","bid":229.1,"bid_size":8.0,"ask":234.5,"ask_size":8.0,"iv":0.2156,"open_interest":1.0,"volume":0.0,"delta":0.7456,"gamma":0.0011,"vega":4.3972,"theta":-3.2022,"rho":1.8723,"theo":231.8716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":263.91,"last_trade_time":"2026-02-04T12:53:00","percent_change":0.0,"prev_day_close":245.550003051758},{"option":"SPXW260305P06675000","bid":45.2,"bid_size":7.0,"ask":45.9,"ask_size":19.0,"iv":0.2158,"open_interest":44.0,"volume":4.0,"delta":-0.2543,"gamma":0.0011,"vega":4.3972,"theta":-3.2726,"rho":-0.6827,"theo":45.5048,"change":-17.45,"open":32.76,"high":32.76,"low":29.43,"tick":"up","last_trade_price":29.8,"last_trade_time":"2026-02-18T13:07:29","percent_change":-36.9312,"prev_day_close":38.4500007629394},{"option":"SPXW260305C06680000","bid":225.1,"bid_size":8.0,"ask":230.4,"ask_size":8.0,"iv":0.2146,"open_interest":0.0,"volume":0.0,"delta":0.7409,"gamma":0.0011,"vega":4.4376,"theta":-3.2213,"rho":1.8616,"theo":227.7918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":241.400001525879},{"option":"SPXW260305P06680000","bid":46.1,"bid_size":8.0,"ask":46.8,"ask_size":19.0,"iv":0.2148,"open_interest":28.0,"volume":3.0,"delta":-0.259,"gamma":0.0011,"vega":4.4376,"theta":-3.2898,"rho":-0.6952,"theo":46.4169,"change":-17.32,"open":30.93,"high":30.93,"low":30.93,"tick":"no_change","last_trade_price":30.93,"last_trade_time":"2026-02-18T11:01:12","percent_change":-35.8964,"prev_day_close":39.25},{"option":"SPXW260305C06690000","bid":217.0,"bid_size":8.0,"ask":222.3,"ask_size":8.0,"iv":0.2127,"open_interest":0.0,"volume":0.0,"delta":0.7313,"gamma":0.0011,"vega":4.5182,"theta":-3.2577,"rho":1.8397,"theo":219.6837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":233.199996948242},{"option":"SPXW260305P06690000","bid":48.0,"bid_size":7.0,"ask":48.6,"ask_size":10.0,"iv":0.2129,"open_interest":29.0,"volume":1.0,"delta":-0.2687,"gamma":0.0011,"vega":4.5182,"theta":-3.3225,"rho":-0.721,"theo":48.2926,"change":-8.7,"open":41.5,"high":41.5,"low":41.5,"tick":"down","last_trade_price":41.5,"last_trade_time":"2026-02-18T09:56:36","percent_change":-17.3307,"prev_day_close":40.9500007629394},{"option":"SPXW260305C06695000","bid":213.3,"bid_size":2.0,"ask":219.5,"ask_size":7.0,"iv":0.2134,"open_interest":0.0,"volume":0.0,"delta":0.7263,"gamma":0.0012,"vega":4.5584,"theta":-3.275,"rho":1.8282,"theo":215.6562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":229.449996948242},{"option":"SPXW260305P06695000","bid":48.9,"bid_size":8.0,"ask":49.6,"ask_size":10.0,"iv":0.2117,"open_interest":0.0,"volume":0.0,"delta":-0.2736,"gamma":0.0012,"vega":4.5584,"theta":-3.3379,"rho":-0.7344,"theo":49.257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.74,"last_trade_time":"2026-02-17T12:26:57","percent_change":0.0,"prev_day_close":41.75},{"option":"SPXW260305C06700000","bid":209.6,"bid_size":5.0,"ask":214.2,"ask_size":8.0,"iv":0.2113,"open_interest":3.0,"volume":0.0,"delta":0.7213,"gamma":0.0012,"vega":4.5984,"theta":-3.2916,"rho":1.8165,"theo":211.647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.05,"last_trade_time":"2026-02-13T11:15:58","percent_change":0.0,"prev_day_close":225.0},{"option":"SPXW260305P06700000","bid":49.9,"bid_size":8.0,"ask":50.6,"ask_size":19.0,"iv":0.2107,"open_interest":122.0,"volume":14.0,"delta":-0.2786,"gamma":0.0012,"vega":4.5984,"theta":-3.3526,"rho":-0.748,"theo":50.2398,"change":-11.2,"open":39.6,"high":48.64,"low":33.2,"tick":"down","last_trade_price":41.0,"last_trade_time":"2026-02-18T15:47:02","percent_change":-21.4559,"prev_day_close":42.6500015258789},{"option":"SPXW260305C06705000","bid":204.6,"bid_size":2.0,"ask":211.5,"ask_size":7.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7162,"gamma":0.0012,"vega":4.6382,"theta":-3.3076,"rho":1.8044,"theo":207.6567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.300003051758},{"option":"SPXW260305P06705000","bid":50.9,"bid_size":8.0,"ask":51.6,"ask_size":10.0,"iv":0.2097,"open_interest":1.0,"volume":0.0,"delta":-0.2837,"gamma":0.0012,"vega":4.6382,"theta":-3.3667,"rho":-0.762,"theo":51.2414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.82,"last_trade_time":"2026-02-13T14:37:05","percent_change":0.0,"prev_day_close":43.5499992370606},{"option":"SPXW260305C06710000","bid":201.4,"bid_size":10.0,"ask":206.1,"ask_size":8.0,"iv":0.2087,"open_interest":0.0,"volume":0.0,"delta":0.711,"gamma":0.0012,"vega":4.6777,"theta":-3.3228,"rho":1.7921,"theo":203.6858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":216.799995422363},{"option":"SPXW260305P06710000","bid":51.9,"bid_size":8.0,"ask":52.6,"ask_size":18.0,"iv":0.2087,"open_interest":70.0,"volume":9.0,"delta":-0.2889,"gamma":0.0012,"vega":4.6777,"theta":-3.38,"rho":-0.7763,"theo":52.2624,"change":-6.82,"open":38.32,"high":47.48,"low":38.32,"tick":"no_change","last_trade_price":47.48,"last_trade_time":"2026-02-18T14:54:41","percent_change":-12.5599,"prev_day_close":44.4500007629394},{"option":"SPXW260305C06715000","bid":197.5,"bid_size":7.0,"ask":202.3,"ask_size":7.0,"iv":0.2077,"open_interest":5.0,"volume":0.0,"delta":0.7057,"gamma":0.0012,"vega":4.7165,"theta":-3.3372,"rho":1.7795,"theo":199.7346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.3,"last_trade_time":"2026-02-13T15:55:02","percent_change":0.0,"prev_day_close":213.150001525879},{"option":"SPXW260305P06715000","bid":53.0,"bid_size":7.0,"ask":53.6,"ask_size":10.0,"iv":0.2076,"open_interest":4.0,"volume":4.0,"delta":-0.2942,"gamma":0.0012,"vega":4.7165,"theta":-3.3926,"rho":-0.7908,"theo":53.3031,"change":-19.03,"open":48.8,"high":48.8,"low":36.37,"tick":"down","last_trade_price":36.37,"last_trade_time":"2026-02-18T13:22:01","percent_change":-34.3502,"prev_day_close":45.3499984741211},{"option":"SPXW260305C06720000","bid":193.6,"bid_size":10.0,"ask":198.3,"ask_size":8.0,"iv":0.2066,"open_interest":7.0,"volume":1.0,"delta":0.7004,"gamma":0.0012,"vega":4.7546,"theta":-3.351,"rho":1.7667,"theo":195.8035,"change":17.3,"open":209.7,"high":209.7,"low":209.7,"tick":"down","last_trade_price":209.7,"last_trade_time":"2026-02-18T09:56:36","percent_change":8.99168,"prev_day_close":208.700004577637},{"option":"SPXW260305P06720000","bid":54.0,"bid_size":8.0,"ask":54.7,"ask_size":18.0,"iv":0.2067,"open_interest":59.0,"volume":4.0,"delta":-0.2996,"gamma":0.0012,"vega":4.7546,"theta":-3.4044,"rho":-0.8054,"theo":54.3639,"change":-9.45,"open":49.83,"high":49.83,"low":47.05,"tick":"down","last_trade_price":47.05,"last_trade_time":"2026-02-18T09:56:36","percent_change":-16.7257,"prev_day_close":46.25},{"option":"SPXW260305C06725000","bid":189.7,"bid_size":10.0,"ask":194.2,"ask_size":8.0,"iv":0.2054,"open_interest":15.0,"volume":8.0,"delta":0.6949,"gamma":0.0012,"vega":4.7919,"theta":-3.3639,"rho":1.7538,"theo":191.8926,"change":35.32,"open":223.82,"high":223.82,"low":223.82,"tick":"up","last_trade_price":223.82,"last_trade_time":"2026-02-18T12:21:17","percent_change":18.7374,"prev_day_close":204.650001525879},{"option":"SPXW260305P06725000","bid":55.1,"bid_size":8.0,"ask":55.8,"ask_size":17.0,"iv":0.2056,"open_interest":215.0,"volume":3.0,"delta":-0.305,"gamma":0.0012,"vega":4.7919,"theta":-3.4154,"rho":-0.8203,"theo":55.445,"change":-19.35,"open":41.55,"high":41.55,"low":38.3,"tick":"down","last_trade_price":38.3,"last_trade_time":"2026-02-18T11:35:33","percent_change":-33.5646,"prev_day_close":47.25},{"option":"SPXW260305C06730000","bid":187.5,"bid_size":1.0,"ask":188.5,"ask_size":1.0,"iv":0.2045,"open_interest":3.0,"volume":0.0,"delta":0.6894,"gamma":0.0013,"vega":4.8285,"theta":-3.376,"rho":1.7408,"theo":188.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":211.6,"last_trade_time":"2026-02-12T11:22:41","percent_change":0.0,"prev_day_close":200.650001525879},{"option":"SPXW260305P06730000","bid":56.2,"bid_size":8.0,"ask":56.9,"ask_size":17.0,"iv":0.2045,"open_interest":127.0,"volume":7.0,"delta":-0.3106,"gamma":0.0013,"vega":4.8285,"theta":-3.4256,"rho":-0.8352,"theo":56.5466,"change":-19.98,"open":51.85,"high":51.85,"low":38.77,"tick":"down","last_trade_price":38.77,"last_trade_time":"2026-02-18T13:22:01","percent_change":-34.0085,"prev_day_close":48.1500015258789},{"option":"SPXW260305C06735000","bid":183.7,"bid_size":1.0,"ask":184.6,"ask_size":1.0,"iv":0.2034,"open_interest":0.0,"volume":0.0,"delta":0.6837,"gamma":0.0013,"vega":4.8643,"theta":-3.3872,"rho":1.7276,"theo":184.1327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":196.950004577637},{"option":"SPXW260305P06735000","bid":57.3,"bid_size":7.0,"ask":58.0,"ask_size":9.0,"iv":0.2034,"open_interest":12.0,"volume":0.0,"delta":-0.3162,"gamma":0.0013,"vega":4.8643,"theta":-3.435,"rho":-0.8503,"theo":57.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":60.6,"last_trade_time":"2026-02-17T15:30:07","percent_change":0.0,"prev_day_close":49.1500015258789},{"option":"SPXW260305C06740000","bid":179.8,"bid_size":1.0,"ask":180.8,"ask_size":1.0,"iv":0.2023,"open_interest":5.0,"volume":0.0,"delta":0.678,"gamma":0.0013,"vega":4.8995,"theta":-3.3977,"rho":1.7142,"theo":180.2842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":197.99,"last_trade_time":"2026-02-13T12:19:54","percent_change":0.0,"prev_day_close":192.650001525879},{"option":"SPXW260305P06740000","bid":58.4,"bid_size":7.0,"ask":59.1,"ask_size":9.0,"iv":0.2023,"open_interest":29.0,"volume":8.0,"delta":-0.3219,"gamma":0.0013,"vega":4.8995,"theta":-3.4436,"rho":-0.8656,"theo":58.8124,"change":-5.4,"open":54.25,"high":57.15,"low":41.37,"tick":"up","last_trade_price":55.75,"last_trade_time":"2026-02-18T15:24:29","percent_change":-8.83075,"prev_day_close":50.2000007629394},{"option":"SPXW260305C06745000","bid":176.0,"bid_size":1.0,"ask":176.9,"ask_size":1.0,"iv":0.2013,"open_interest":1.0,"volume":0.0,"delta":0.6722,"gamma":0.0013,"vega":4.9341,"theta":-3.4072,"rho":1.7005,"theo":176.4571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.27,"last_trade_time":"2026-02-13T15:00:26","percent_change":0.0,"prev_day_close":189.0},{"option":"SPXW260305P06745000","bid":59.6,"bid_size":7.0,"ask":60.3,"ask_size":9.0,"iv":0.2013,"open_interest":7.0,"volume":1.0,"delta":-0.3277,"gamma":0.0013,"vega":4.9341,"theta":-3.4512,"rho":-0.8812,"theo":59.9771,"change":-7.0,"open":55.35,"high":55.35,"low":55.35,"tick":"down","last_trade_price":55.35,"last_trade_time":"2026-02-18T09:42:46","percent_change":-11.2269,"prev_day_close":51.25},{"option":"SPXW260305C06750000","bid":172.2,"bid_size":1.0,"ask":173.1,"ask_size":1.0,"iv":0.2002,"open_interest":15.0,"volume":12.0,"delta":0.6663,"gamma":0.0013,"vega":4.9683,"theta":-3.4158,"rho":1.6865,"theo":172.6519,"change":35.15,"open":186.0,"high":204.7,"low":186.0,"tick":"up","last_trade_price":204.7,"last_trade_time":"2026-02-18T12:07:04","percent_change":20.7314,"prev_day_close":184.75},{"option":"SPXW260305P06750000","bid":60.8,"bid_size":7.0,"ask":61.5,"ask_size":16.0,"iv":0.2002,"open_interest":159.0,"volume":13.0,"delta":-0.3336,"gamma":0.0013,"vega":4.9683,"theta":-3.4579,"rho":-0.8972,"theo":61.1639,"change":-13.15,"open":55.32,"high":59.28,"low":41.96,"tick":"down","last_trade_price":50.4,"last_trade_time":"2026-02-18T15:47:02","percent_change":-20.6924,"prev_day_close":52.25},{"option":"SPXW260305C06755000","bid":168.4,"bid_size":1.0,"ask":169.4,"ask_size":1.0,"iv":0.1991,"open_interest":1.0,"volume":0.0,"delta":0.6603,"gamma":0.0014,"vega":5.002,"theta":-3.4234,"rho":1.6721,"theo":168.8692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.58,"last_trade_time":"2026-02-13T10:50:22","percent_change":0.0,"prev_day_close":180.25},{"option":"SPXW260305P06755000","bid":62.0,"bid_size":7.0,"ask":62.7,"ask_size":9.0,"iv":0.1991,"open_interest":4.0,"volume":8.0,"delta":-0.3396,"gamma":0.0014,"vega":5.002,"theta":-3.4636,"rho":-0.9135,"theo":62.3731,"change":-14.66,"open":62.16,"high":62.16,"low":50.19,"tick":"down","last_trade_price":50.19,"last_trade_time":"2026-02-18T10:01:34","percent_change":-22.606,"prev_day_close":53.3499984741211},{"option":"SPXW260305C06760000","bid":164.7,"bid_size":2.0,"ask":165.6,"ask_size":3.0,"iv":0.1979,"open_interest":2.0,"volume":0.0,"delta":0.6542,"gamma":0.0014,"vega":5.035,"theta":-3.43,"rho":1.6573,"theo":165.1098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.43,"last_trade_time":"2026-02-17T09:47:38","percent_change":0.0,"prev_day_close":176.300003051758},{"option":"SPXW260305P06760000","bid":63.2,"bid_size":7.0,"ask":63.9,"ask_size":7.0,"iv":0.198,"open_interest":144.0,"volume":137.0,"delta":-0.3458,"gamma":0.0014,"vega":5.035,"theta":-3.4684,"rho":-0.9302,"theo":63.6056,"change":-11.87,"open":62.93,"high":62.93,"low":47.42,"tick":"down","last_trade_price":54.28,"last_trade_time":"2026-02-18T16:07:39","percent_change":-17.9441,"prev_day_close":54.5},{"option":"SPXW260305C06765000","bid":160.9,"bid_size":8.0,"ask":161.8,"ask_size":2.0,"iv":0.1969,"open_interest":1.0,"volume":0.0,"delta":0.648,"gamma":0.0014,"vega":5.0673,"theta":-3.4356,"rho":1.6421,"theo":161.3742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.55,"last_trade_time":"2026-02-17T11:03:52","percent_change":0.0,"prev_day_close":172.400001525879},{"option":"SPXW260305P06765000","bid":64.5,"bid_size":7.0,"ask":65.2,"ask_size":8.0,"iv":0.1969,"open_interest":0.0,"volume":0.0,"delta":-0.352,"gamma":0.0014,"vega":5.0673,"theta":-3.4721,"rho":-0.9472,"theo":64.862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.28,"last_trade_time":"2026-02-17T14:23:58","percent_change":0.0,"prev_day_close":55.5499992370606},{"option":"SPXW260305C06770000","bid":157.2,"bid_size":8.0,"ask":158.1,"ask_size":2.0,"iv":0.1958,"open_interest":4.0,"volume":0.0,"delta":0.6417,"gamma":0.0014,"vega":5.0985,"theta":-3.4401,"rho":1.6267,"theo":157.6631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.85,"last_trade_time":"2026-02-16T11:17:47","percent_change":0.0,"prev_day_close":168.650001525879},{"option":"SPXW260305P06770000","bid":65.7,"bid_size":7.0,"ask":66.5,"ask_size":15.0,"iv":0.1959,"open_interest":43.0,"volume":21.0,"delta":-0.3583,"gamma":0.0014,"vega":5.0985,"theta":-3.4747,"rho":-0.9646,"theo":66.1428,"change":-6.53,"open":65.46,"high":65.46,"low":53.64,"tick":"up","last_trade_price":62.32,"last_trade_time":"2026-02-18T15:19:45","percent_change":-9.48438,"prev_day_close":56.75},{"option":"SPXW260305C06775000","bid":153.5,"bid_size":8.0,"ask":154.4,"ask_size":2.0,"iv":0.1946,"open_interest":4.0,"volume":0.0,"delta":0.6353,"gamma":0.0014,"vega":5.1287,"theta":-3.4435,"rho":1.6111,"theo":153.9768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":134.7,"last_trade_time":"2026-02-17T11:03:52","percent_change":0.0,"prev_day_close":164.699996948242},{"option":"SPXW260305P06775000","bid":67.0,"bid_size":7.0,"ask":67.8,"ask_size":14.0,"iv":0.1947,"open_interest":43.0,"volume":9.0,"delta":-0.3647,"gamma":0.0014,"vega":5.1287,"theta":-3.4762,"rho":-0.9822,"theo":67.4484,"change":-6.71,"open":51.85,"high":52.8,"low":46.69,"tick":"up","last_trade_price":52.8,"last_trade_time":"2026-02-18T13:51:11","percent_change":-11.5889,"prev_day_close":57.8999996185303},{"option":"SPXW260305C06780000","bid":149.9,"bid_size":3.0,"ask":150.8,"ask_size":3.0,"iv":0.1934,"open_interest":1.0,"volume":1.0,"delta":0.6288,"gamma":0.0014,"vega":5.1576,"theta":-3.4458,"rho":1.5952,"theo":150.3157,"change":4.93,"open":152.53,"high":152.53,"low":152.53,"tick":"up","last_trade_price":152.53,"last_trade_time":"2026-02-18T09:49:16","percent_change":3.34011,"prev_day_close":160.900001525879},{"option":"SPXW260305P06780000","bid":68.4,"bid_size":7.0,"ask":69.1,"ask_size":8.0,"iv":0.1935,"open_interest":52.0,"volume":28.0,"delta":-0.3712,"gamma":0.0014,"vega":5.1576,"theta":-3.4766,"rho":-0.9999,"theo":68.7792,"change":-16.34,"open":65.02,"high":67.11,"low":55.26,"tick":"no_change","last_trade_price":55.26,"last_trade_time":"2026-02-18T15:53:04","percent_change":-22.8212,"prev_day_close":59.1000003814697},{"option":"SPXW260305C06785000","bid":146.2,"bid_size":8.0,"ask":147.1,"ask_size":2.0,"iv":0.1924,"open_interest":20.0,"volume":18.0,"delta":0.6221,"gamma":0.0014,"vega":5.1852,"theta":-3.4469,"rho":1.5793,"theo":146.68,"change":31.81,"open":175.58,"high":175.86,"low":175.58,"tick":"up","last_trade_price":175.86,"last_trade_time":"2026-02-18T13:05:47","percent_change":22.0826,"prev_day_close":157.200004577637},{"option":"SPXW260305P06785000","bid":69.7,"bid_size":7.0,"ask":70.5,"ask_size":8.0,"iv":0.1926,"open_interest":7.0,"volume":1.0,"delta":-0.3778,"gamma":0.0014,"vega":5.1852,"theta":-3.4758,"rho":-1.0177,"theo":70.1354,"change":-19.49,"open":53.56,"high":53.56,"low":53.56,"tick":"down","last_trade_price":53.56,"last_trade_time":"2026-02-18T10:07:30","percent_change":-26.6804,"prev_day_close":60.2999992370606},{"option":"SPXW260305C06790000","bid":142.6,"bid_size":8.0,"ask":143.5,"ask_size":2.0,"iv":0.1913,"open_interest":10.0,"volume":0.0,"delta":0.6154,"gamma":0.0015,"vega":5.2116,"theta":-3.4468,"rho":1.5632,"theo":143.07,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":124.8,"last_trade_time":"2026-02-17T11:03:52","percent_change":0.0,"prev_day_close":153.400001525879},{"option":"SPXW260305P06790000","bid":71.1,"bid_size":7.0,"ask":71.9,"ask_size":14.0,"iv":0.1914,"open_interest":73.0,"volume":27.0,"delta":-0.3845,"gamma":0.0015,"vega":5.2116,"theta":-3.4738,"rho":-1.0358,"theo":71.5174,"change":-16.91,"open":54.64,"high":57.54,"low":51.67,"tick":"no_change","last_trade_price":57.54,"last_trade_time":"2026-02-18T15:53:04","percent_change":-22.7132,"prev_day_close":61.5},{"option":"SPXW260305C06795000","bid":139.0,"bid_size":8.0,"ask":139.9,"ask_size":2.0,"iv":0.1901,"open_interest":1.0,"volume":0.0,"delta":0.6086,"gamma":0.0015,"vega":5.2369,"theta":-3.4455,"rho":1.5468,"theo":139.4861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.21,"last_trade_time":"2026-02-13T15:00:26","percent_change":0.0,"prev_day_close":149.699996948242},{"option":"SPXW260305P06795000","bid":72.5,"bid_size":7.0,"ask":73.3,"ask_size":7.0,"iv":0.1902,"open_interest":5.0,"volume":0.0,"delta":-0.3913,"gamma":0.0015,"vega":5.2369,"theta":-3.4707,"rho":-1.054,"theo":72.9254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":68.86,"last_trade_time":"2026-02-17T14:42:28","percent_change":0.0,"prev_day_close":62.8499984741211},{"option":"SPXW260305C06800000","bid":135.5,"bid_size":9.0,"ask":136.4,"ask_size":3.0,"iv":0.1889,"open_interest":40.0,"volume":0.0,"delta":0.6017,"gamma":0.0015,"vega":5.261,"theta":-3.443,"rho":1.5301,"theo":135.9289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":104.23,"last_trade_time":"2026-02-17T10:41:25","percent_change":0.0,"prev_day_close":146.049995422363},{"option":"SPXW260305P06800000","bid":73.9,"bid_size":6.0,"ask":74.7,"ask_size":6.0,"iv":0.189,"open_interest":117.0,"volume":33.0,"delta":-0.3982,"gamma":0.0015,"vega":5.261,"theta":-3.4663,"rho":-1.0727,"theo":74.3601,"change":-7.35,"open":67.88,"high":71.94,"low":52.62,"tick":"up","last_trade_price":71.94,"last_trade_time":"2026-02-18T15:16:22","percent_change":-11.4575,"prev_day_close":64.1500015258789},{"option":"SPXW260305C06805000","bid":131.9,"bid_size":9.0,"ask":132.9,"ask_size":3.0,"iv":0.1877,"open_interest":3.0,"volume":0.0,"delta":0.5946,"gamma":0.0015,"vega":5.2841,"theta":-3.4392,"rho":1.513,"theo":132.3991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.6,"last_trade_time":"2026-02-17T12:44:34","percent_change":0.0,"prev_day_close":142.300003051758},{"option":"SPXW260305P06805000","bid":75.4,"bid_size":6.0,"ask":76.2,"ask_size":7.0,"iv":0.1879,"open_interest":13.0,"volume":2.0,"delta":-0.4053,"gamma":0.0015,"vega":5.2841,"theta":-3.4606,"rho":-1.0917,"theo":75.8223,"change":-22.45,"open":50.8,"high":56.6,"low":50.8,"tick":"up","last_trade_price":56.6,"last_trade_time":"2026-02-18T13:28:42","percent_change":-28.3997,"prev_day_close":65.4499969482422},{"option":"SPXW260305C06810000","bid":128.4,"bid_size":9.0,"ask":129.4,"ask_size":3.0,"iv":0.1866,"open_interest":15.0,"volume":0.0,"delta":0.5875,"gamma":0.0015,"vega":5.3059,"theta":-3.434,"rho":1.4953,"theo":128.8976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.26,"last_trade_time":"2026-02-17T12:53:49","percent_change":0.0,"prev_day_close":138.699996948242},{"option":"SPXW260305P06810000","bid":76.9,"bid_size":6.0,"ask":77.7,"ask_size":13.0,"iv":0.1866,"open_interest":81.0,"volume":1.0,"delta":-0.4124,"gamma":0.0015,"vega":5.3059,"theta":-3.4535,"rho":-1.1113,"theo":77.3127,"change":-6.19,"open":74.36,"high":74.36,"low":74.36,"tick":"down","last_trade_price":74.36,"last_trade_time":"2026-02-18T09:47:22","percent_change":-7.68467,"prev_day_close":66.7999992370606},{"option":"SPXW260305C06815000","bid":125.0,"bid_size":3.0,"ask":125.9,"ask_size":3.0,"iv":0.1854,"open_interest":6.0,"volume":0.0,"delta":0.5802,"gamma":0.0015,"vega":5.3264,"theta":-3.4275,"rho":1.4773,"theo":125.4254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.72,"last_trade_time":"2026-02-13T09:35:13","percent_change":0.0,"prev_day_close":135.099998474121},{"option":"SPXW260305P06815000","bid":78.4,"bid_size":6.0,"ask":79.2,"ask_size":7.0,"iv":0.1855,"open_interest":7.0,"volume":1.0,"delta":-0.4197,"gamma":0.0015,"vega":5.3264,"theta":-3.4451,"rho":-1.1312,"theo":78.8324,"change":-2.63,"open":79.57,"high":79.57,"low":79.57,"tick":"down","last_trade_price":79.57,"last_trade_time":"2026-02-18T09:33:25","percent_change":-3.19951,"prev_day_close":68.1500015258789},{"option":"SPXW260305C06820000","bid":121.5,"bid_size":9.0,"ask":122.5,"ask_size":3.0,"iv":0.1842,"open_interest":24.0,"volume":2.0,"delta":0.5729,"gamma":0.0016,"vega":5.3453,"theta":-3.4195,"rho":1.4589,"theo":121.9831,"change":4.49,"open":128.82,"high":128.82,"low":124.29,"tick":"down","last_trade_price":124.29,"last_trade_time":"2026-02-18T09:49:16","percent_change":3.74791,"prev_day_close":131.5},{"option":"SPXW260305P06820000","bid":80.0,"bid_size":6.0,"ask":80.7,"ask_size":7.0,"iv":0.1843,"open_interest":49.0,"volume":6.0,"delta":-0.4271,"gamma":0.0016,"vega":5.3453,"theta":-3.4352,"rho":-1.1516,"theo":80.382,"change":-23.68,"open":57.0,"high":60.17,"low":57.0,"tick":"up","last_trade_price":60.17,"last_trade_time":"2026-02-18T13:31:43","percent_change":-28.2409,"prev_day_close":69.5},{"option":"SPXW260305C06825000","bid":118.1,"bid_size":9.0,"ask":119.1,"ask_size":3.0,"iv":0.183,"open_interest":17.0,"volume":3.0,"delta":0.5654,"gamma":0.0016,"vega":5.3626,"theta":-3.4101,"rho":1.4402,"theo":118.5715,"change":10.4,"open":144.89,"high":144.89,"low":126.85,"tick":"down","last_trade_price":126.85,"last_trade_time":"2026-02-18T14:45:09","percent_change":8.93087,"prev_day_close":127.899997711182},{"option":"SPXW260305P06825000","bid":81.5,"bid_size":6.0,"ask":82.3,"ask_size":7.0,"iv":0.1832,"open_interest":30.0,"volume":2.0,"delta":-0.4345,"gamma":0.0016,"vega":5.3626,"theta":-3.4239,"rho":-1.1721,"theo":81.9623,"change":-16.97,"open":63.44,"high":68.53,"low":63.44,"tick":"up","last_trade_price":68.53,"last_trade_time":"2026-02-18T15:47:12","percent_change":-19.848,"prev_day_close":71.0},{"option":"SPXW260305C06830000","bid":114.7,"bid_size":9.0,"ask":115.7,"ask_size":3.0,"iv":0.1818,"open_interest":37.0,"volume":2.0,"delta":0.5578,"gamma":0.0016,"vega":5.378,"theta":-3.3992,"rho":1.4214,"theo":115.1909,"change":4.82,"open":121.52,"high":121.52,"low":117.97,"tick":"down","last_trade_price":117.97,"last_trade_time":"2026-02-18T15:29:33","percent_change":4.25983,"prev_day_close":124.399997711182},{"option":"SPXW260305P06830000","bid":83.2,"bid_size":6.0,"ask":83.9,"ask_size":6.0,"iv":0.1819,"open_interest":50.0,"volume":29.0,"delta":-0.4421,"gamma":0.0016,"vega":5.378,"theta":-3.4111,"rho":-1.1928,"theo":83.5737,"change":-10.49,"open":83.05,"high":83.05,"low":56.9,"tick":"no_change","last_trade_price":76.66,"last_trade_time":"2026-02-18T14:54:41","percent_change":-12.0367,"prev_day_close":72.4499969482422},{"option":"SPXW260305C06835000","bid":111.4,"bid_size":9.0,"ask":112.3,"ask_size":3.0,"iv":0.1807,"open_interest":5.0,"volume":3.0,"delta":0.5501,"gamma":0.0016,"vega":5.3917,"theta":-3.3868,"rho":1.4025,"theo":111.8418,"change":27.54,"open":113.92,"high":137.54,"low":113.92,"tick":"up","last_trade_price":137.54,"last_trade_time":"2026-02-18T10:48:47","percent_change":25.0364,"prev_day_close":120.899997711182},{"option":"SPXW260305P06835000","bid":84.7,"bid_size":7.0,"ask":85.6,"ask_size":7.0,"iv":0.1805,"open_interest":28.0,"volume":2.0,"delta":-0.4498,"gamma":0.0016,"vega":5.3917,"theta":-3.3968,"rho":-1.2136,"theo":85.2165,"change":-19.4,"open":84.7,"high":84.7,"low":69.5,"tick":"down","last_trade_price":69.5,"last_trade_time":"2026-02-18T14:27:15","percent_change":-21.8223,"prev_day_close":73.9500007629394},{"option":"SPXW260305C06840000","bid":108.1,"bid_size":9.0,"ask":109.0,"ask_size":3.0,"iv":0.1795,"open_interest":14.0,"volume":1.0,"delta":0.5422,"gamma":0.0016,"vega":5.4035,"theta":-3.3729,"rho":1.3834,"theo":108.5246,"change":22.34,"open":129.09,"high":129.09,"low":129.09,"tick":"up","last_trade_price":129.09,"last_trade_time":"2026-02-18T10:08:19","percent_change":20.9274,"prev_day_close":117.5},{"option":"SPXW260305P06840000","bid":86.4,"bid_size":7.0,"ask":87.3,"ask_size":12.0,"iv":0.1794,"open_interest":46.0,"volume":4.0,"delta":-0.4577,"gamma":0.0016,"vega":5.4035,"theta":-3.381,"rho":-1.2347,"theo":86.8912,"change":-15.85,"open":77.05,"high":77.1,"low":65.2,"tick":"up","last_trade_price":74.85,"last_trade_time":"2026-02-18T16:13:18","percent_change":-17.4752,"prev_day_close":75.5},{"option":"SPXW260305C06845000","bid":104.8,"bid_size":9.0,"ask":105.7,"ask_size":3.0,"iv":0.1782,"open_interest":6.0,"volume":3.0,"delta":0.5343,"gamma":0.0016,"vega":5.4134,"theta":-3.3574,"rho":1.364,"theo":105.24,"change":24.75,"open":125.59,"high":128.3,"low":125.59,"tick":"up","last_trade_price":128.3,"last_trade_time":"2026-02-18T10:15:36","percent_change":23.9015,"prev_day_close":114.049999237061},{"option":"SPXW260305P06845000","bid":88.1,"bid_size":7.0,"ask":89.0,"ask_size":7.0,"iv":0.1781,"open_interest":13.0,"volume":6.0,"delta":-0.4656,"gamma":0.0016,"vega":5.4134,"theta":-3.3637,"rho":-1.256,"theo":88.5986,"change":-4.82,"open":89.29,"high":89.29,"low":87.68,"tick":"down","last_trade_price":87.68,"last_trade_time":"2026-02-18T09:50:32","percent_change":-5.21081,"prev_day_close":77.1000022888184},{"option":"SPXW260305C06850000","bid":101.6,"bid_size":2.0,"ask":102.5,"ask_size":3.0,"iv":0.1771,"open_interest":838.0,"volume":5.0,"delta":0.5262,"gamma":0.0016,"vega":5.4214,"theta":-3.3403,"rho":1.3441,"theo":101.9891,"change":22.62,"open":105.98,"high":123.07,"low":105.98,"tick":"up","last_trade_price":123.07,"last_trade_time":"2026-02-18T12:04:42","percent_change":22.5187,"prev_day_close":110.650001525879},{"option":"SPXW260305P06850000","bid":89.8,"bid_size":7.0,"ask":90.7,"ask_size":6.0,"iv":0.177,"open_interest":151.0,"volume":18.0,"delta":-0.4737,"gamma":0.0016,"vega":5.4214,"theta":-3.3447,"rho":-1.2778,"theo":90.3396,"change":-17.73,"open":91.07,"high":91.07,"low":67.8,"tick":"down","last_trade_price":75.53,"last_trade_time":"2026-02-18T15:50:24","percent_change":-18.8117,"prev_day_close":78.7000007629394},{"option":"SPXW260305C06855000","bid":98.4,"bid_size":2.0,"ask":99.3,"ask_size":3.0,"iv":0.1758,"open_interest":19.0,"volume":15.0,"delta":0.5181,"gamma":0.0017,"vega":5.4275,"theta":-3.3216,"rho":1.3237,"theo":98.773,"change":4.04,"open":104.89,"high":119.12,"low":101.29,"tick":"down","last_trade_price":101.29,"last_trade_time":"2026-02-18T15:29:33","percent_change":4.15424,"prev_day_close":107.299999237061},{"option":"SPXW260305P06855000","bid":91.6,"bid_size":7.0,"ask":92.5,"ask_size":7.0,"iv":0.1757,"open_interest":85.0,"volume":5.0,"delta":-0.4819,"gamma":0.0017,"vega":5.4275,"theta":-3.3242,"rho":-1.3001,"theo":92.1154,"change":-24.95,"open":86.6,"high":86.6,"low":71.2,"tick":"down","last_trade_price":71.2,"last_trade_time":"2026-02-18T10:36:26","percent_change":-25.949,"prev_day_close":80.2999992370606},{"option":"SPXW260305C06860000","bid":95.2,"bid_size":9.0,"ask":96.1,"ask_size":3.0,"iv":0.1746,"open_interest":15.0,"volume":5.0,"delta":0.5098,"gamma":0.0017,"vega":5.4314,"theta":-3.3013,"rho":1.3028,"theo":95.5931,"change":15.5,"open":97.99,"high":109.7,"low":97.99,"tick":"up","last_trade_price":109.7,"last_trade_time":"2026-02-18T14:10:11","percent_change":16.4544,"prev_day_close":103.899997711182},{"option":"SPXW260305P06860000","bid":93.4,"bid_size":7.0,"ask":94.4,"ask_size":12.0,"iv":0.1745,"open_interest":89.0,"volume":12.0,"delta":-0.4902,"gamma":0.0017,"vega":5.4314,"theta":-3.3019,"rho":-1.323,"theo":93.9274,"change":-16.58,"open":93.13,"high":93.13,"low":67.13,"tick":"up","last_trade_price":81.52,"last_trade_time":"2026-02-18T16:07:39","percent_change":-16.9011,"prev_day_close":81.8999977111816},{"option":"SPXW260305C06865000","bid":92.1,"bid_size":6.0,"ask":93.0,"ask_size":7.0,"iv":0.1733,"open_interest":5.0,"volume":2.0,"delta":0.5014,"gamma":0.0017,"vega":5.433,"theta":-3.2792,"rho":1.2814,"theo":92.4507,"change":23.78,"open":104.0,"high":114.98,"low":104.0,"tick":"up","last_trade_price":114.98,"last_trade_time":"2026-02-18T11:00:50","percent_change":26.0746,"prev_day_close":100.600002288818},{"option":"SPXW260305P06865000","bid":95.3,"bid_size":7.0,"ask":96.2,"ask_size":7.0,"iv":0.1732,"open_interest":14.0,"volume":3.0,"delta":-0.4986,"gamma":0.0017,"vega":5.433,"theta":-3.2779,"rho":-1.3462,"theo":95.7769,"change":-8.57,"open":69.77,"high":91.48,"low":69.77,"tick":"up","last_trade_price":91.48,"last_trade_time":"2026-02-18T15:17:44","percent_change":-8.56572,"prev_day_close":83.6500015258789},{"option":"SPXW260305C06870000","bid":89.0,"bid_size":6.0,"ask":89.9,"ask_size":7.0,"iv":0.172,"open_interest":32.0,"volume":9.0,"delta":0.4928,"gamma":0.0017,"vega":5.4322,"theta":-3.2554,"rho":1.2599,"theo":89.3468,"change":5.8,"open":104.46,"high":109.98,"low":94.0,"tick":"down","last_trade_price":94.0,"last_trade_time":"2026-02-18T15:06:25","percent_change":6.57596,"prev_day_close":97.3999977111816},{"option":"SPXW260305P06870000","bid":97.2,"bid_size":7.0,"ask":98.1,"ask_size":6.0,"iv":0.172,"open_interest":55.0,"volume":5.0,"delta":-0.5071,"gamma":0.0017,"vega":5.4322,"theta":-3.2522,"rho":-1.3697,"theo":97.665,"change":-23.37,"open":74.85,"high":78.68,"low":74.85,"tick":"up","last_trade_price":78.68,"last_trade_time":"2026-02-18T15:55:01","percent_change":-22.9005,"prev_day_close":85.3999977111816},{"option":"SPXW260305C06875000","bid":85.9,"bid_size":13.0,"ask":86.8,"ask_size":7.0,"iv":0.1708,"open_interest":22.0,"volume":19.0,"delta":0.4842,"gamma":0.0017,"vega":5.429,"theta":-3.2298,"rho":1.2382,"theo":86.2823,"change":12.79,"open":88.52,"high":107.87,"low":88.52,"tick":"down","last_trade_price":97.99,"last_trade_time":"2026-02-18T16:00:02","percent_change":15.0117,"prev_day_close":94.1000022888184},{"option":"SPXW260305P06875000","bid":99.1,"bid_size":3.0,"ask":100.0,"ask_size":2.0,"iv":0.1707,"open_interest":102.0,"volume":20.0,"delta":-0.5158,"gamma":0.0017,"vega":5.429,"theta":-3.2248,"rho":-1.3933,"theo":99.5924,"change":-21.4,"open":76.45,"high":96.85,"low":74.65,"tick":"down","last_trade_price":82.7,"last_trade_time":"2026-02-18T15:51:50","percent_change":-20.5572,"prev_day_close":87.1000022888184},{"option":"SPXW260305C06880000","bid":82.9,"bid_size":13.0,"ask":83.8,"ask_size":7.0,"iv":0.1695,"open_interest":279.0,"volume":32.0,"delta":0.4754,"gamma":0.0017,"vega":5.4234,"theta":-3.2025,"rho":1.2164,"theo":83.2579,"change":3.36,"open":89.16,"high":106.4,"low":85.56,"tick":"down","last_trade_price":85.56,"last_trade_time":"2026-02-18T15:29:33","percent_change":4.08759,"prev_day_close":90.9499969482422},{"option":"SPXW260305P06880000","bid":101.0,"bid_size":7.0,"ask":102.0,"ask_size":2.0,"iv":0.1694,"open_interest":218.0,"volume":16.0,"delta":-0.5245,"gamma":0.0017,"vega":5.4234,"theta":-3.1956,"rho":-1.417,"theo":101.5599,"change":-24.08,"open":89.67,"high":92.93,"low":70.9,"tick":"down","last_trade_price":82.12,"last_trade_time":"2026-02-18T15:55:01","percent_change":-22.6742,"prev_day_close":88.8999977111816},{"option":"SPXW260305C06885000","bid":79.9,"bid_size":13.0,"ask":80.8,"ask_size":7.0,"iv":0.1682,"open_interest":21.0,"volume":4.0,"delta":0.4665,"gamma":0.0017,"vega":5.4152,"theta":-3.1734,"rho":1.1945,"theo":80.2747,"change":13.7,"open":83.11,"high":93.1,"low":83.11,"tick":"up","last_trade_price":93.1,"last_trade_time":"2026-02-18T14:10:11","percent_change":17.2544,"prev_day_close":87.7999992370606},{"option":"SPXW260305P06885000","bid":103.1,"bid_size":3.0,"ask":104.0,"ask_size":3.0,"iv":0.1681,"open_interest":0.0,"volume":0.0,"delta":-0.5334,"gamma":0.0017,"vega":5.4152,"theta":-3.1646,"rho":-1.4408,"theo":103.5686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":90.7999992370606},{"option":"SPXW260305C06890000","bid":77.0,"bid_size":13.0,"ask":77.9,"ask_size":12.0,"iv":0.167,"open_interest":38.0,"volume":13.0,"delta":0.4575,"gamma":0.0017,"vega":5.4043,"theta":-3.1426,"rho":1.1721,"theo":77.3341,"change":17.31,"open":81.31,"high":93.86,"low":79.4,"tick":"up","last_trade_price":93.86,"last_trade_time":"2026-02-18T10:09:14","percent_change":22.6127,"prev_day_close":84.7000007629394},{"option":"SPXW260305P06890000","bid":105.2,"bid_size":2.0,"ask":106.1,"ask_size":2.0,"iv":0.1668,"open_interest":64.0,"volume":4.0,"delta":-0.5424,"gamma":0.0017,"vega":5.4043,"theta":-3.1319,"rho":-1.4652,"theo":105.6199,"change":-28.37,"open":102.08,"high":104.96,"low":79.16,"tick":"up","last_trade_price":82.03,"last_trade_time":"2026-02-18T11:59:38","percent_change":-25.6975,"prev_day_close":92.7000007629394},{"option":"SPXW260305C06895000","bid":74.1,"bid_size":13.0,"ask":75.0,"ask_size":7.0,"iv":0.1656,"open_interest":41.0,"volume":20.0,"delta":0.4484,"gamma":0.0018,"vega":5.3904,"theta":-3.1101,"rho":1.1491,"theo":74.4379,"change":9.83,"open":90.73,"high":94.81,"low":82.72,"tick":"up","last_trade_price":83.63,"last_trade_time":"2026-02-18T15:46:42","percent_change":13.3198,"prev_day_close":81.6500015258789},{"option":"SPXW260305P06895000","bid":107.3,"bid_size":2.0,"ask":108.2,"ask_size":2.0,"iv":0.1655,"open_interest":2.0,"volume":2.0,"delta":-0.5515,"gamma":0.0018,"vega":5.3904,"theta":-3.0975,"rho":-1.49,"theo":107.7157,"change":-28.37,"open":80.91,"high":84.28,"low":80.91,"tick":"up","last_trade_price":84.28,"last_trade_time":"2026-02-18T11:59:38","percent_change":-25.1842,"prev_day_close":94.6500015258789},{"option":"SPXW260305C06900000","bid":71.3,"bid_size":13.0,"ask":72.2,"ask_size":12.0,"iv":0.1644,"open_interest":52.0,"volume":18.0,"delta":0.4392,"gamma":0.0018,"vega":5.3734,"theta":-3.0757,"rho":1.1256,"theo":71.5884,"change":9.53,"open":91.32,"high":91.32,"low":79.72,"tick":"up","last_trade_price":80.58,"last_trade_time":"2026-02-18T15:46:42","percent_change":13.4131,"prev_day_close":78.6000022888184},{"option":"SPXW260305P06900000","bid":109.4,"bid_size":3.0,"ask":110.4,"ask_size":3.0,"iv":0.1642,"open_interest":86.0,"volume":23.0,"delta":-0.5608,"gamma":0.0018,"vega":5.3734,"theta":-3.0612,"rho":-1.5154,"theo":109.8581,"change":-20.95,"open":95.57,"high":107.0,"low":80.53,"tick":"down","last_trade_price":93.95,"last_trade_time":"2026-02-18T16:00:07","percent_change":-18.2332,"prev_day_close":96.6000022888184},{"option":"SPXW260305C06905000","bid":68.5,"bid_size":6.0,"ask":69.4,"ask_size":7.0,"iv":0.1631,"open_interest":6.0,"volume":7.0,"delta":0.4298,"gamma":0.0018,"vega":5.3532,"theta":-3.0396,"rho":1.1017,"theo":68.7875,"change":80.11,"open":88.15,"high":88.65,"low":79.76,"tick":"up","last_trade_price":80.11,"last_trade_time":"2026-02-18T14:30:09","percent_change":0.0,"prev_day_close":75.6500015258789},{"option":"SPXW260305P06905000","bid":111.6,"bid_size":3.0,"ask":112.6,"ask_size":3.0,"iv":0.1629,"open_interest":0.0,"volume":0.0,"delta":-0.5701,"gamma":0.0018,"vega":5.3532,"theta":-3.0232,"rho":-1.5413,"theo":112.0491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":98.5499992370606},{"option":"SPXW260305C06910000","bid":65.7,"bid_size":18.0,"ask":66.6,"ask_size":12.0,"iv":0.1618,"open_interest":50.0,"volume":5.0,"delta":0.4204,"gamma":0.0018,"vega":5.3299,"theta":-3.0016,"rho":1.0776,"theo":66.0371,"change":4.7,"open":77.83,"high":84.68,"low":70.4,"tick":"down","last_trade_price":70.4,"last_trade_time":"2026-02-18T15:34:36","percent_change":7.15373,"prev_day_close":72.7000007629394},{"option":"SPXW260305P06910000","bid":113.9,"bid_size":2.0,"ask":114.8,"ask_size":2.0,"iv":0.1616,"open_interest":61.0,"volume":5.0,"delta":-0.5795,"gamma":0.0018,"vega":5.3299,"theta":-2.9834,"rho":-1.5673,"theo":114.2907,"change":-14.95,"open":84.84,"high":104.55,"low":84.84,"tick":"up","last_trade_price":104.55,"last_trade_time":"2026-02-18T15:34:36","percent_change":-12.5105,"prev_day_close":100.600002288818},{"option":"SPXW260305C06915000","bid":63.0,"bid_size":6.0,"ask":64.1,"ask_size":6.0,"iv":0.1606,"open_interest":0.0,"volume":0.0,"delta":0.4108,"gamma":0.0018,"vega":5.3036,"theta":-2.962,"rho":1.0536,"theo":63.3386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305P06915000","bid":114.2,"bid_size":11.0,"ask":119.1,"ask_size":11.0,"iv":0.1606,"open_interest":0.0,"volume":0.0,"delta":-0.5891,"gamma":0.0018,"vega":5.3036,"theta":-2.9419,"rho":-1.5932,"theo":116.5841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305C06920000","bid":60.4,"bid_size":6.0,"ask":61.2,"ask_size":7.0,"iv":0.1592,"open_interest":83.0,"volume":13.0,"delta":0.4012,"gamma":0.0018,"vega":5.2744,"theta":-2.9206,"rho":1.0295,"theo":60.6934,"change":8.74,"open":66.41,"high":80.41,"low":63.01,"tick":"down","last_trade_price":69.24,"last_trade_time":"2026-02-18T16:13:18","percent_change":14.4463,"prev_day_close":67.0},{"option":"SPXW260305P06920000","bid":118.4,"bid_size":3.0,"ask":119.4,"ask_size":2.0,"iv":0.1591,"open_interest":71.0,"volume":1.0,"delta":-0.5987,"gamma":0.0018,"vega":5.2744,"theta":-2.8986,"rho":-1.6192,"theo":118.9308,"change":-5.98,"open":118.32,"high":118.32,"low":118.32,"tick":"down","last_trade_price":118.32,"last_trade_time":"2026-02-18T09:50:07","percent_change":-4.81094,"prev_day_close":104.899997711182},{"option":"SPXW260305C06925000","bid":57.8,"bid_size":13.0,"ask":58.6,"ask_size":7.0,"iv":0.1578,"open_interest":122.0,"volume":54.0,"delta":0.3915,"gamma":0.0018,"vega":5.2419,"theta":-2.8776,"rho":1.0052,"theo":58.1028,"change":4.05,"open":70.27,"high":76.37,"low":62.05,"tick":"down","last_trade_price":62.05,"last_trade_time":"2026-02-18T15:34:36","percent_change":6.98276,"prev_day_close":64.2000007629394},{"option":"SPXW260305P06925000","bid":120.8,"bid_size":3.0,"ask":121.8,"ask_size":2.0,"iv":0.1578,"open_interest":132.0,"volume":9.0,"delta":-0.6084,"gamma":0.0018,"vega":5.2419,"theta":-2.8537,"rho":-1.6454,"theo":121.3322,"change":-9.77,"open":98.45,"high":116.51,"low":86.48,"tick":"up","last_trade_price":116.51,"last_trade_time":"2026-02-18T15:17:44","percent_change":-9.12232,"prev_day_close":107.100002288818},{"option":"SPXW260305C06930000","bid":55.3,"bid_size":7.0,"ask":56.1,"ask_size":14.0,"iv":0.1566,"open_interest":87.0,"volume":2.0,"delta":0.3817,"gamma":0.0018,"vega":5.2058,"theta":-2.833,"rho":0.9805,"theo":55.5692,"change":5.25,"open":70.87,"high":70.87,"low":60.8,"tick":"down","last_trade_price":60.8,"last_trade_time":"2026-02-18T14:36:21","percent_change":9.45095,"prev_day_close":61.5},{"option":"SPXW260305P06930000","bid":123.3,"bid_size":3.0,"ask":124.3,"ask_size":3.0,"iv":0.1565,"open_interest":158.0,"volume":104.0,"delta":-0.6182,"gamma":0.0018,"vega":5.2058,"theta":-2.8073,"rho":-1.6721,"theo":123.7904,"change":-37.05,"open":96.48,"high":96.48,"low":91.3,"tick":"down","last_trade_price":92.25,"last_trade_time":"2026-02-18T12:49:20","percent_change":-28.6543,"prev_day_close":109.399997711182},{"option":"SPXW260305C06935000","bid":52.8,"bid_size":6.0,"ask":53.8,"ask_size":6.0,"iv":0.1554,"open_interest":0.0,"volume":0.0,"delta":0.3719,"gamma":0.0018,"vega":5.1657,"theta":-2.7869,"rho":0.9552,"theo":53.0946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305P06935000","bid":123.9,"bid_size":11.0,"ask":128.7,"ask_size":11.0,"iv":0.1554,"open_interest":0.0,"volume":0.0,"delta":-0.6281,"gamma":0.0018,"vega":5.1657,"theta":-2.7592,"rho":-1.6992,"theo":126.3077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305C06940000","bid":50.3,"bid_size":20.0,"ask":51.2,"ask_size":14.0,"iv":0.154,"open_interest":34.0,"volume":6.0,"delta":0.362,"gamma":0.0018,"vega":5.1216,"theta":-2.7392,"rho":0.9296,"theo":50.6811,"change":15.55,"open":65.7,"high":67.71,"low":65.7,"tick":"no_change","last_trade_price":66.3,"last_trade_time":"2026-02-18T11:11:19","percent_change":30.6404,"prev_day_close":56.1500015258789},{"option":"SPXW260305P06940000","bid":128.4,"bid_size":3.0,"ask":129.3,"ask_size":3.0,"iv":0.1539,"open_interest":117.0,"volume":105.0,"delta":-0.638,"gamma":0.0018,"vega":5.1216,"theta":-2.7096,"rho":-1.7268,"theo":128.8862,"change":-33.8,"open":100.68,"high":100.8,"low":100.68,"tick":"up","last_trade_price":100.8,"last_trade_time":"2026-02-18T13:31:43","percent_change":-25.1114,"prev_day_close":114.100002288818},{"option":"SPXW260305C06945000","bid":48.0,"bid_size":6.0,"ask":49.0,"ask_size":7.0,"iv":0.153,"open_interest":0.0,"volume":0.0,"delta":0.352,"gamma":0.0018,"vega":5.0738,"theta":-2.6899,"rho":0.904,"theo":48.3299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305P06945000","bid":129.0,"bid_size":11.0,"ask":133.8,"ask_size":11.0,"iv":0.1529,"open_interest":0.0,"volume":0.0,"delta":-0.6479,"gamma":0.0018,"vega":5.0738,"theta":-2.6585,"rho":-1.7543,"theo":131.5269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305C06950000","bid":45.6,"bid_size":22.0,"ask":46.5,"ask_size":16.0,"iv":0.1514,"open_interest":762.0,"volume":44.0,"delta":0.342,"gamma":0.0018,"vega":5.0228,"theta":-2.6392,"rho":0.8785,"theo":46.0412,"change":13.18,"open":48.27,"high":63.07,"low":48.27,"tick":"down","last_trade_price":59.43,"last_trade_time":"2026-02-18T12:51:01","percent_change":28.4973,"prev_day_close":51.0499992370606},{"option":"SPXW260305P06950000","bid":133.6,"bid_size":1.0,"ask":134.6,"ask_size":1.0,"iv":0.151,"open_interest":63.0,"volume":7.0,"delta":-0.6579,"gamma":0.0018,"vega":5.0228,"theta":-2.6059,"rho":-1.7817,"theo":134.2301,"change":-9.03,"open":106.63,"high":130.97,"low":101.14,"tick":"up","last_trade_price":130.97,"last_trade_time":"2026-02-18T15:16:22","percent_change":-6.45,"prev_day_close":118.899997711182},{"option":"SPXW260305C06955000","bid":43.4,"bid_size":7.0,"ask":44.3,"ask_size":7.0,"iv":0.1502,"open_interest":0.0,"volume":0.0,"delta":0.332,"gamma":0.0018,"vega":4.9688,"theta":-2.5871,"rho":0.8532,"theo":43.8146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305P06955000","bid":134.5,"bid_size":11.0,"ask":139.3,"ask_size":11.0,"iv":0.15,"open_interest":0.0,"volume":0.0,"delta":-0.668,"gamma":0.0018,"vega":4.9688,"theta":-2.5519,"rho":-1.8088,"theo":136.9954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260305C06960000","bid":41.2,"bid_size":16.0,"ask":42.0,"ask_size":16.0,"iv":0.1489,"open_interest":212.0,"volume":114.0,"delta":0.3219,"gamma":0.0018,"vega":4.9114,"theta":-2.5335,"rho":0.8279,"theo":41.6494,"change":0.6,"open":46.59,"high":56.63,"low":42.55,"tick":"down","last_trade_price":42.55,"last_trade_time":"2026-02-18T15:21:47","percent_change":1.43027,"prev_day_close":46.2000007629394},{"option":"SPXW260305P06960000","bid":139.2,"bid_size":1.0,"ask":140.2,"ask_size":1.0,"iv":0.1488,"open_interest":35.0,"volume":3.0,"delta":-0.678,"gamma":0.0018,"vega":4.9114,"theta":-2.4964,"rho":-1.8361,"theo":139.8222,"change":-22.44,"open":135.8,"high":135.8,"low":123.16,"tick":"down","last_trade_price":123.16,"last_trade_time":"2026-02-18T16:07:39","percent_change":-15.4121,"prev_day_close":124.100002288818},{"option":"SPXW260305C06970000","bid":37.0,"bid_size":9.0,"ask":37.7,"ask_size":17.0,"iv":0.1463,"open_interest":229.0,"volume":108.0,"delta":0.3018,"gamma":0.0017,"vega":4.7839,"theta":-2.4222,"rho":0.7761,"theo":37.5024,"change":12.82,"open":51.25,"high":51.25,"low":50.4,"tick":"up","last_trade_price":50.62,"last_trade_time":"2026-02-18T12:05:12","percent_change":33.9153,"prev_day_close":41.5499992370606},{"option":"SPXW260305P06970000","bid":145.0,"bid_size":1.0,"ask":145.9,"ask_size":1.0,"iv":0.1463,"open_interest":19.0,"volume":0.0,"delta":-0.6982,"gamma":0.0017,"vega":4.7839,"theta":-2.3813,"rho":-1.8918,"theo":145.659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.44,"last_trade_time":"2026-02-13T10:06:54","percent_change":0.0,"prev_day_close":129.349998474121},{"option":"SPXW260305C06975000","bid":34.9,"bid_size":25.0,"ask":35.7,"ask_size":18.0,"iv":0.1449,"open_interest":107.0,"volume":4.0,"delta":0.2917,"gamma":0.0017,"vega":4.7135,"theta":-2.3643,"rho":0.7499,"theo":35.5192,"change":6.13,"open":48.8,"high":48.8,"low":48.8,"tick":"up","last_trade_price":48.8,"last_trade_time":"2026-02-18T10:23:09","percent_change":15.5781,"prev_day_close":39.3499984741211},{"option":"SPXW260305P06975000","bid":146.0,"bid_size":11.0,"ask":150.8,"ask_size":11.0,"iv":0.1452,"open_interest":28.0,"volume":0.0,"delta":-0.7083,"gamma":0.0017,"vega":4.7135,"theta":-2.3216,"rho":-1.9198,"theo":148.6678,"change":-11.65,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.77,"last_trade_time":"2026-02-13T09:41:07","percent_change":-8.8124,"prev_day_close":132.199996948242},{"option":"SPXW260305C06980000","bid":33.0,"bid_size":18.0,"ask":33.8,"ask_size":18.0,"iv":0.1438,"open_interest":129.0,"volume":28.0,"delta":0.2816,"gamma":0.0017,"vega":4.6394,"theta":-2.3049,"rho":0.724,"theo":33.5943,"change":0.25,"open":47.0,"high":47.0,"low":34.2,"tick":"down","last_trade_price":34.2,"last_trade_time":"2026-02-18T15:21:47","percent_change":0.736375,"prev_day_close":37.1500015258789},{"option":"SPXW260305P06980000","bid":149.0,"bid_size":15.0,"ask":153.8,"ask_size":12.0,"iv":0.1438,"open_interest":36.0,"volume":6.0,"delta":-0.7183,"gamma":0.0017,"vega":4.6394,"theta":-2.2603,"rho":-1.9476,"theo":151.7348,"change":-10.15,"open":117.69,"high":147.4,"low":117.65,"tick":"up","last_trade_price":147.4,"last_trade_time":"2026-02-18T15:21:47","percent_change":-6.4424,"prev_day_close":134.950004577637},{"option":"SPXW260305C06990000","bid":29.3,"bid_size":10.0,"ask":30.0,"ask_size":19.0,"iv":0.1412,"open_interest":84.0,"volume":43.0,"delta":0.2615,"gamma":0.0017,"vega":4.4824,"theta":-2.1817,"rho":0.673,"theo":29.9112,"change":-3.65,"open":39.21,"high":41.31,"low":39.14,"tick":"up","last_trade_price":41.31,"last_trade_time":"2026-02-18T13:05:47","percent_change":-11.0439,"prev_day_close":33.0499992370606},{"option":"SPXW260305P06990000","bid":155.3,"bid_size":11.0,"ask":160.1,"ask_size":11.0,"iv":0.1414,"open_interest":26.0,"volume":1.0,"delta":-0.7385,"gamma":0.0017,"vega":4.4824,"theta":-2.1332,"rho":-2.0024,"theo":158.0355,"change":-20.75,"open":142.9,"high":142.9,"low":142.9,"tick":"down","last_trade_price":142.9,"last_trade_time":"2026-02-18T09:56:15","percent_change":-12.6795,"prev_day_close":140.699996948242},{"option":"SPXW260305C07000000","bid":25.8,"bid_size":32.0,"ask":26.5,"ask_size":25.0,"iv":0.1387,"open_interest":1083.0,"volume":242.0,"delta":0.2414,"gamma":0.0016,"vega":4.3092,"theta":-2.0525,"rho":0.6213,"theo":26.4456,"change":5.81,"open":28.43,"high":38.45,"low":26.71,"tick":"up","last_trade_price":27.0,"last_trade_time":"2026-02-18T15:27:20","percent_change":19.8973,"prev_day_close":29.1999998092651},{"option":"SPXW260305P07000000","bid":161.8,"bid_size":7.0,"ask":166.6,"ask_size":7.0,"iv":0.1389,"open_interest":729.0,"volume":0.0,"delta":-0.7585,"gamma":0.0016,"vega":4.3092,"theta":-2.0003,"rho":-2.058,"theo":164.5538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":167.6,"last_trade_time":"2026-02-12T13:58:31","percent_change":0.0,"prev_day_close":147.049995422363},{"option":"SPXW260305C07010000","bid":22.6,"bid_size":11.0,"ask":23.3,"ask_size":22.0,"iv":0.1363,"open_interest":53.0,"volume":11.0,"delta":0.2215,"gamma":0.0016,"vega":4.1178,"theta":-1.9176,"rho":0.5697,"theo":23.2004,"change":4.95,"open":25.11,"high":32.72,"low":25.11,"tick":"down","last_trade_price":28.65,"last_trade_time":"2026-02-18T13:51:11","percent_change":20.8861,"prev_day_close":25.5999994277954},{"option":"SPXW260305P07010000","bid":168.5,"bid_size":6.0,"ask":173.3,"ask_size":6.0,"iv":0.1366,"open_interest":9.0,"volume":0.0,"delta":-0.7784,"gamma":0.0016,"vega":4.1178,"theta":-1.8617,"rho":-2.1134,"theo":171.2925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.04,"last_trade_time":"2026-02-11T11:57:46","percent_change":0.0,"prev_day_close":153.200004577637},{"option":"SPXW260305C07020000","bid":19.6,"bid_size":31.0,"ask":20.3,"ask_size":23.0,"iv":0.1338,"open_interest":124.0,"volume":4.0,"delta":0.2018,"gamma":0.0015,"vega":3.9146,"theta":-1.7782,"rho":0.5196,"theo":20.1778,"change":3.74,"open":24.7,"high":24.7,"low":24.54,"tick":"no_change","last_trade_price":24.54,"last_trade_time":"2026-02-18T14:30:14","percent_change":17.9808,"prev_day_close":22.3000001907349},{"option":"SPXW260305P07020000","bid":175.8,"bid_size":2.0,"ask":180.4,"ask_size":7.0,"iv":0.1341,"open_interest":10.0,"volume":0.0,"delta":-0.7982,"gamma":0.0015,"vega":3.9146,"theta":-1.7185,"rho":-2.1674,"theo":178.2537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.44,"last_trade_time":"2026-02-12T15:58:34","percent_change":0.0,"prev_day_close":159.699996948242},{"option":"SPXW260305C07025000","bid":18.2,"bid_size":33.0,"ask":19.0,"ask_size":32.0,"iv":0.1325,"open_interest":138.0,"volume":8.0,"delta":0.192,"gamma":0.0015,"vega":3.8074,"theta":-1.7072,"rho":0.4943,"theo":18.7533,"change":4.2,"open":20.5,"high":27.3,"low":19.95,"tick":"down","last_trade_price":19.95,"last_trade_time":"2026-02-18T14:59:13","percent_change":20.2899,"prev_day_close":20.6999998092651},{"option":"SPXW260305P07025000","bid":179.4,"bid_size":2.0,"ask":184.0,"ask_size":7.0,"iv":0.1329,"open_interest":5.0,"volume":0.0,"delta":-0.8079,"gamma":0.0015,"vega":3.8074,"theta":-1.6456,"rho":-2.1946,"theo":181.8211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":113.4,"last_trade_time":"2026-02-10T13:11:11","percent_change":0.0,"prev_day_close":163.450004577637},{"option":"SPXW260305C07030000","bid":16.9,"bid_size":34.0,"ask":17.6,"ask_size":25.0,"iv":0.1314,"open_interest":97.0,"volume":7.0,"delta":0.1824,"gamma":0.0015,"vega":3.6955,"theta":-1.6356,"rho":0.4691,"theo":17.3896,"change":0.41,"open":19.1,"high":21.7,"low":18.51,"tick":"down","last_trade_price":18.51,"last_trade_time":"2026-02-18T15:35:56","percent_change":2.2652,"prev_day_close":19.1999998092651},{"option":"SPXW260305P07030000","bid":183.1,"bid_size":2.0,"ask":187.6,"ask_size":7.0,"iv":0.1318,"open_interest":4.0,"volume":0.0,"delta":-0.8175,"gamma":0.0015,"vega":3.6955,"theta":-1.5721,"rho":-2.2217,"theo":185.4493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":112.1,"last_trade_time":"2026-02-10T13:05:18","percent_change":0.0,"prev_day_close":167.099998474121},{"option":"SPXW260305C07040000","bid":14.6,"bid_size":20.0,"ask":15.1,"ask_size":36.0,"iv":0.1292,"open_interest":99.0,"volume":33.0,"delta":0.1635,"gamma":0.0014,"vega":3.4629,"theta":-1.4917,"rho":0.4208,"theo":14.8494,"change":0.11,"open":20.18,"high":20.18,"low":15.81,"tick":"down","last_trade_price":15.81,"last_trade_time":"2026-02-18T15:35:56","percent_change":0.700638,"prev_day_close":16.5},{"option":"SPXW260305P07040000","bid":190.5,"bid_size":2.0,"ask":195.1,"ask_size":7.0,"iv":0.1294,"open_interest":5.0,"volume":0.0,"delta":-0.8364,"gamma":0.0014,"vega":3.4629,"theta":-1.4244,"rho":-2.2738,"theo":192.893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.9,"last_trade_time":"2026-02-10T13:05:09","percent_change":0.0,"prev_day_close":174.300003051758},{"option":"SPXW260305C07050000","bid":12.4,"bid_size":20.0,"ask":12.9,"ask_size":59.0,"iv":0.1269,"open_interest":121.0,"volume":56.0,"delta":0.1454,"gamma":0.0013,"vega":3.2241,"theta":-1.349,"rho":0.3741,"theo":12.5646,"change":1.16,"open":15.3,"high":19.55,"low":12.85,"tick":"no_change","last_trade_price":14.66,"last_trade_time":"2026-02-18T15:47:01","percent_change":8.59259,"prev_day_close":14.0},{"option":"SPXW260305P07050000","bid":198.3,"bid_size":2.0,"ask":202.9,"ask_size":7.0,"iv":0.127,"open_interest":10.0,"volume":0.0,"delta":-0.8545,"gamma":0.0013,"vega":3.2241,"theta":-1.2779,"rho":-2.3243,"theo":200.592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.6,"last_trade_time":"2026-02-10T10:11:41","percent_change":0.0,"prev_day_close":181.599998474121},{"option":"SPXW260305C07060000","bid":10.4,"bid_size":21.0,"ask":10.9,"ask_size":40.0,"iv":0.1246,"open_interest":17.0,"volume":2.0,"delta":0.1282,"gamma":0.0012,"vega":2.9759,"theta":-1.2099,"rho":0.3296,"theo":10.5449,"change":2.07,"open":16.4,"high":16.4,"low":13.57,"tick":"down","last_trade_price":13.57,"last_trade_time":"2026-02-18T15:55:01","percent_change":18.0,"prev_day_close":11.75},{"option":"SPXW260305P07060000","bid":205.7,"bid_size":4.0,"ask":211.8,"ask_size":4.0,"iv":0.1249,"open_interest":0.0,"volume":0.0,"delta":-0.8717,"gamma":0.0012,"vega":2.9759,"theta":-1.135,"rho":-2.3726,"theo":208.5562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":189.349998474121},{"option":"SPXW260305C07070000","bid":8.7,"bid_size":21.0,"ask":9.2,"ask_size":72.0,"iv":0.1224,"open_interest":22.0,"volume":14.0,"delta":0.1122,"gamma":0.0011,"vega":2.7296,"theta":-1.0769,"rho":0.2887,"theo":8.787,"change":3.67,"open":13.3,"high":13.94,"low":13.3,"tick":"down","last_trade_price":13.47,"last_trade_time":"2026-02-18T12:26:27","percent_change":37.449,"prev_day_close":9.80000019073486},{"option":"SPXW260305P07070000","bid":213.9,"bid_size":4.0,"ask":220.2,"ask_size":4.0,"iv":0.123,"open_interest":0.0,"volume":0.0,"delta":-0.8877,"gamma":0.0011,"vega":2.7296,"theta":-0.9983,"rho":-2.4174,"theo":216.7821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":197.349998474121},{"option":"SPXW260305C07075000","bid":7.9,"bid_size":62.0,"ask":8.4,"ask_size":54.0,"iv":0.1215,"open_interest":79.0,"volume":10.0,"delta":0.1047,"gamma":0.0011,"vega":2.6075,"theta":-1.0135,"rho":0.2691,"theo":8.0046,"change":2.01,"open":10.2,"high":13.12,"low":10.2,"tick":"down","last_trade_price":10.28,"last_trade_time":"2026-02-18T15:53:26","percent_change":22.4581,"prev_day_close":8.9500002861023},{"option":"SPXW260305P07075000","bid":218.1,"bid_size":4.0,"ask":224.4,"ask_size":4.0,"iv":0.1219,"open_interest":7.0,"volume":0.0,"delta":-0.8952,"gamma":0.0011,"vega":2.6075,"theta":-0.9331,"rho":-2.439,"theo":220.9917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":132.8,"last_trade_time":"2026-02-12T09:40:11","percent_change":0.0,"prev_day_close":201.400001525879},{"option":"SPXW260305C07080000","bid":7.2,"bid_size":44.0,"ask":7.7,"ask_size":77.0,"iv":0.1204,"open_interest":22.0,"volume":18.0,"delta":0.0976,"gamma":0.001,"vega":2.4858,"theta":-0.9526,"rho":0.2505,"theo":7.285,"change":3.46,"open":11.3,"high":12.67,"low":11.3,"tick":"no_change","last_trade_price":11.66,"last_trade_time":"2026-02-18T11:35:46","percent_change":42.1951,"prev_day_close":8.15000009536743},{"option":"SPXW260305P07080000","bid":222.3,"bid_size":4.0,"ask":228.7,"ask_size":4.0,"iv":0.1209,"open_interest":100.0,"volume":0.0,"delta":-0.9023,"gamma":0.001,"vega":2.4858,"theta":-0.8702,"rho":-2.4594,"theo":225.2639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.01,"last_trade_time":"2026-02-11T12:48:18","percent_change":0.0,"prev_day_close":205.599998474121},{"option":"SPXW260305C07090000","bid":5.9,"bid_size":77.0,"ask":6.3,"ask_size":20.0,"iv":0.1184,"open_interest":69.0,"volume":67.0,"delta":0.0844,"gamma":0.001,"vega":2.2509,"theta":-0.8385,"rho":0.2169,"theo":6.0223,"change":0.81,"open":7.3,"high":10.67,"low":6.65,"tick":"up","last_trade_price":7.71,"last_trade_time":"2026-02-18T15:53:26","percent_change":11.7391,"prev_day_close":6.65000009536743},{"option":"SPXW260305P07090000","bid":231.0,"bid_size":4.0,"ask":237.4,"ask_size":4.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.9155,"gamma":0.001,"vega":2.2509,"theta":-0.7524,"rho":-2.4969,"theo":233.9851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":214.349998474121},{"option":"SPXW260305C07100000","bid":4.8,"bid_size":83.0,"ask":5.2,"ask_size":84.0,"iv":0.1166,"open_interest":180.0,"volume":76.0,"delta":0.0728,"gamma":0.0009,"vega":2.0304,"theta":-0.7361,"rho":0.1866,"theo":4.9774,"change":0.05,"open":6.1,"high":8.75,"low":5.1,"tick":"down","last_trade_price":5.8,"last_trade_time":"2026-02-18T15:59:37","percent_change":0.869565,"prev_day_close":5.45000004768372},{"option":"SPXW260305P07100000","bid":239.9,"bid_size":4.0,"ask":246.3,"ask_size":4.0,"iv":0.1174,"open_interest":112.0,"volume":0.0,"delta":-0.9271,"gamma":0.0009,"vega":2.0304,"theta":-0.6462,"rho":-2.531,"theo":242.924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.8,"last_trade_time":"2026-02-12T15:54:03","percent_change":0.0,"prev_day_close":223.099998474121},{"option":"SPXW260305C07125000","bid":2.8,"bid_size":135.0,"ask":3.2,"ask_size":132.0,"iv":0.1129,"open_interest":759.0,"volume":152.0,"delta":0.0503,"gamma":0.0007,"vega":1.5546,"theta":-0.5325,"rho":0.1285,"theo":3.1434,"change":1.45,"open":5.15,"high":5.15,"low":5.0,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-18T11:22:01","percent_change":40.8451,"prev_day_close":3.14999997615814},{"option":"SPXW260305P07125000","bid":262.7,"bid_size":4.0,"ask":269.4,"ask_size":4.0,"iv":0.114,"open_interest":4.0,"volume":0.0,"delta":-0.9497,"gamma":0.0007,"vega":1.5546,"theta":-0.4332,"rho":-2.5987,"theo":266.0496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":169.8,"last_trade_time":"2026-01-28T10:07:53","percent_change":0.0,"prev_day_close":245.599998474121},{"option":"SPXW260305C07150000","bid":1.6,"bid_size":110.0,"ask":1.85,"ask_size":57.0,"iv":0.1098,"open_interest":285.0,"volume":87.0,"delta":0.0354,"gamma":0.0005,"vega":1.1964,"theta":-0.3942,"rho":0.0903,"theo":2.0793,"change":-0.4,"open":2.25,"high":3.3,"low":1.75,"tick":"down","last_trade_price":1.75,"last_trade_time":"2026-02-18T15:23:09","percent_change":-18.6047,"prev_day_close":1.77500003576279},{"option":"SPXW260305P07150000","bid":285.6,"bid_size":6.0,"ask":293.3,"ask_size":6.0,"iv":0.1109,"open_interest":6.0,"volume":0.0,"delta":-0.9645,"gamma":0.0005,"vega":1.1964,"theta":-0.2854,"rho":-2.6464,"theo":289.9452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":284.85,"last_trade_time":"2026-02-12T11:54:46","percent_change":0.0,"prev_day_close":269.25},{"option":"SPXW260305C07175000","bid":0.95,"bid_size":66.0,"ask":1.15,"ask_size":67.0,"iv":0.1086,"open_interest":396.0,"volume":212.0,"delta":0.0257,"gamma":0.0004,"vega":0.9336,"theta":-0.3004,"rho":0.0654,"theo":1.4446,"change":0.35,"open":1.63,"high":2.01,"low":1.63,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T13:19:24","percent_change":25.9259,"prev_day_close":1.02500000596046},{"option":"SPXW260305P07175000","bid":309.9,"bid_size":5.0,"ask":317.5,"ask_size":5.0,"iv":0.1098,"open_interest":0.0,"volume":0.0,"delta":-0.9743,"gamma":0.0004,"vega":0.9336,"theta":-0.1822,"rho":-2.6809,"theo":314.2701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.149993896484},{"option":"SPXW260305C07200000","bid":0.55,"bid_size":122.0,"ask":0.8,"ask_size":93.0,"iv":0.1088,"open_interest":444.0,"volume":256.0,"delta":0.019,"gamma":0.0003,"vega":0.7358,"theta":-0.2331,"rho":0.0482,"theo":1.0363,"change":0.185,"open":1.02,"high":1.27,"low":1.02,"tick":"no_change","last_trade_price":1.06,"last_trade_time":"2026-02-18T13:19:24","percent_change":21.1429,"prev_day_close":0.625},{"option":"SPXW260305P07200000","bid":334.4,"bid_size":1.0,"ask":342.1,"ask_size":1.0,"iv":0.1107,"open_interest":0.0,"volume":0.0,"delta":-0.981,"gamma":0.0003,"vega":0.7358,"theta":-0.1055,"rho":-2.7077,"theo":338.8215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.449996948242},{"option":"SPXW260305C07225000","bid":0.35,"bid_size":67.0,"ask":0.55,"ask_size":90.0,"iv":0.1098,"open_interest":100.0,"volume":6.0,"delta":0.0142,"gamma":0.0002,"vega":0.5818,"theta":-0.1822,"rho":0.0358,"theo":0.7552,"change":0.185,"open":0.81,"high":0.85,"low":0.75,"tick":"up","last_trade_price":0.76,"last_trade_time":"2026-02-18T11:08:10","percent_change":32.1739,"prev_day_close":0.424999997019768},{"option":"SPXW260305P07225000","bid":359.2,"bid_size":1.0,"ask":367.0,"ask_size":1.0,"iv":0.1114,"open_interest":0.0,"volume":0.0,"delta":-0.9858,"gamma":0.0002,"vega":0.5818,"theta":-0.0452,"rho":-2.7296,"theo":363.4999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.099990844727},{"option":"SPXW260305C07250000","bid":0.2,"bid_size":122.0,"ask":0.45,"ask_size":124.0,"iv":0.1118,"open_interest":43.0,"volume":17.0,"delta":0.0106,"gamma":0.0002,"vega":0.4604,"theta":-0.1428,"rho":0.0268,"theo":0.5553,"change":0.095,"open":0.53,"high":0.55,"low":0.52,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-18T11:08:10","percent_change":22.3529,"prev_day_close":0.325000002980232},{"option":"SPXW260305P07250000","bid":384.0,"bid_size":1.0,"ask":391.7,"ask_size":1.0,"iv":0.116,"open_interest":0.0,"volume":0.0,"delta":-0.9893,"gamma":0.0002,"vega":0.4604,"theta":0.0,"rho":-2.7482,"theo":388.2597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.849990844727},{"option":"SPXW260305C07275000","bid":0.15,"bid_size":99.0,"ask":0.35,"ask_size":90.0,"iv":0.1146,"open_interest":1074.0,"volume":18.0,"delta":0.008,"gamma":0.0001,"vega":0.3652,"theta":-0.1124,"rho":0.0202,"theo":0.4123,"change":0.08,"open":0.4,"high":0.42,"low":0.37,"tick":"up","last_trade_price":0.38,"last_trade_time":"2026-02-18T10:39:43","percent_change":26.6667,"prev_day_close":0.25},{"option":"SPXW260305P07275000","bid":408.9,"bid_size":1.0,"ask":416.6,"ask_size":1.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.9919,"gamma":0.0001,"vega":0.3652,"theta":0.0,"rho":-2.7644,"theo":413.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":394.149993896484},{"option":"SPXW260305C07300000","bid":0.1,"bid_size":115.0,"ask":0.3,"ask_size":91.0,"iv":0.1177,"open_interest":43.0,"volume":3.0,"delta":0.0061,"gamma":0.0001,"vega":0.291,"theta":-0.089,"rho":0.0154,"theo":0.31,"change":-0.045,"open":0.3,"high":0.3,"low":0.18,"tick":"down","last_trade_price":0.18,"last_trade_time":"2026-02-18T15:54:40","percent_change":-20.0,"prev_day_close":0.200000006705523},{"option":"SPXW260305P07300000","bid":433.8,"bid_size":1.0,"ask":441.5,"ask_size":1.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.9938,"gamma":0.0001,"vega":0.291,"theta":0.0,"rho":-2.7788,"theo":437.9336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.25},{"option":"SPXW260305C07325000","bid":0.05,"bid_size":236.0,"ask":0.3,"ask_size":128.0,"iv":0.1219,"open_interest":32.0,"volume":11.0,"delta":0.0047,"gamma":0.0001,"vega":0.2338,"theta":-0.0713,"rho":0.0118,"theo":0.2369,"change":-0.05,"open":0.22,"high":0.22,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:54:40","percent_change":-25.0,"prev_day_close":0.175000000745058},{"option":"SPXW260305P07325000","bid":458.8,"bid_size":1.0,"ask":466.6,"ask_size":1.0,"iv":0.1273,"open_interest":0.0,"volume":0.0,"delta":-0.9952,"gamma":0.0001,"vega":0.2338,"theta":0.0,"rho":-2.7919,"theo":462.8202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.699996948242},{"option":"SPXW260305C07350000","bid":0.05,"bid_size":226.0,"ask":0.3,"ask_size":141.0,"iv":0.1274,"open_interest":267.0,"volume":0.0,"delta":0.0037,"gamma":0.0001,"vega":0.1903,"theta":-0.058,"rho":0.0093,"theo":0.1849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-13T15:41:17","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260305P07350000","bid":483.7,"bid_size":1.0,"ask":491.4,"ask_size":1.0,"iv":0.1352,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0001,"vega":0.1899,"theta":0.0,"rho":-2.804,"theo":487.7274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":468.949996948242},{"option":"SPXW260305C07375000","bid":0.05,"bid_size":133.0,"ask":0.25,"ask_size":130.0,"iv":0.1312,"open_interest":17.0,"volume":0.0,"delta":0.0029,"gamma":0.0,"vega":0.1561,"theta":-0.0478,"rho":0.0073,"theo":0.1468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.29,"last_trade_time":"2026-02-13T11:51:36","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260305P07375000","bid":508.7,"bid_size":1.0,"ask":516.3,"ask_size":1.0,"iv":0.138,"open_interest":0.0,"volume":0.0,"delta":-0.997,"gamma":0.0,"vega":0.1561,"theta":0.0,"rho":-2.8155,"theo":512.6492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":493.600006103516},{"option":"SPXW260305C07400000","bid":0.05,"bid_size":133.0,"ask":0.25,"ask_size":131.0,"iv":0.1368,"open_interest":22.0,"volume":0.0,"delta":0.0024,"gamma":0.0,"vega":0.13,"theta":-0.0401,"rho":0.006,"theo":0.1191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:47:49","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260305P07400000","bid":533.6,"bid_size":1.0,"ask":541.3,"ask_size":1.0,"iv":0.146,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0,"vega":0.13,"theta":0.0,"rho":-2.8264,"theo":537.5812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.149993896484},{"option":"SPXW260305C07425000","bid":0.05,"bid_size":100.0,"ask":0.25,"ask_size":142.0,"iv":0.1422,"open_interest":7.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.1096,"theta":-0.0341,"rho":0.0049,"theo":0.0984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-12T13:03:46","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260305P07425000","bid":558.6,"bid_size":1.0,"ask":566.2,"ask_size":1.0,"iv":0.1482,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.1096,"theta":0.0,"rho":-2.8371,"theo":562.5201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":543.450012207031},{"option":"SPXW260305C07450000","bid":0.05,"bid_size":100.0,"ask":0.25,"ask_size":146.0,"iv":0.1475,"open_interest":4.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.0937,"theta":-0.0295,"rho":0.0041,"theo":0.0829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-06T11:34:42","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260305P07450000","bid":583.5,"bid_size":1.0,"ask":591.2,"ask_size":1.0,"iv":0.1564,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.0934,"theta":0.0,"rho":-2.8475,"theo":587.464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.25},{"option":"SPXW260305C07500000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":92.0,"iv":0.1526,"open_interest":4.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0697,"theta":-0.0225,"rho":0.0029,"theo":0.0606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T09:30:06","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260305P07500000","bid":633.4,"bid_size":1.0,"ask":641.1,"ask_size":1.0,"iv":0.1665,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.0696,"theta":0.0,"rho":-2.8677,"theo":637.3611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":618.600006103516},{"option":"SPXW260305C07600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":130.0,"iv":0.1732,"open_interest":18.0,"volume":3.0,"delta":0.0007,"gamma":0.0,"vega":0.0412,"theta":-0.0141,"rho":0.0016,"theo":0.0353,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:11:00","percent_change":33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260305P07600000","bid":733.2,"bid_size":1.0,"ask":740.9,"ask_size":1.0,"iv":0.1855,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.041,"theta":0.0,"rho":-2.9073,"theo":737.1741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":716.549987792969},{"option":"SPXW260305C07800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.2081,"open_interest":54.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0152,"theta":-0.0057,"rho":0.0006,"theo":0.0127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-04T14:24:41","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260305P07800000","bid":932.9,"bid_size":1.0,"ask":940.5,"ask_size":1.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0152,"theta":0.0,"rho":-2.9849,"theo":936.8287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":916.200012207031},{"option":"SPXW260305C08000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":92.0,"iv":0.2451,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.006,"theta":-0.0024,"rho":0.0002,"theo":0.0048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P08000000","bid":1132.5,"bid_size":1.0,"ask":1140.2,"ask_size":1.0,"iv":0.2608,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0059,"theta":0.0,"rho":-3.0618,"theo":1136.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1117.25},{"option":"SPXW260305C08200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":92.0,"iv":0.281,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0026,"theta":-0.0011,"rho":0.0001,"theo":0.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-04T12:47:34","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P08200000","bid":1332.2,"bid_size":1.0,"ask":1339.9,"ask_size":1.0,"iv":0.3021,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0025,"theta":0.0,"rho":-3.1385,"theo":1336.1719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1316.69995117188},{"option":"SPXW260305C08400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":93.0,"iv":0.3161,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0013,"theta":-0.0006,"rho":0.0,"theo":0.001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P08400000","bid":1531.9,"bid_size":1.0,"ask":1539.6,"ask_size":1.0,"iv":0.3424,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0013,"theta":0.0,"rho":-3.215,"theo":1535.8478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1515.59997558594},{"option":"SPXW260305C08600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":139.0,"iv":0.3495,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0004,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P08600000","bid":1731.6,"bid_size":1.0,"ask":1739.3,"ask_size":1.0,"iv":0.3818,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":-3.2916,"theo":1735.5244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1716.70001220703},{"option":"SPXW260305C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":138.0,"iv":0.382,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0003,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P08800000","bid":1931.3,"bid_size":1.0,"ask":1939.1,"ask_size":1.0,"iv":0.4028,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-3.3681,"theo":1935.2011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1915.29998779297},{"option":"SPXW260305C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":136.0,"iv":0.4136,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0002,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260305P09000000","bid":2131.0,"bid_size":1.0,"ask":2138.6,"ask_size":1.0,"iv":0.4408,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-3.4446,"theo":2134.8779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2114.94995117188},{"option":"SPXW260306C02200000","bid":4650.6,"bid_size":1.0,"ask":4658.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0047,"theta":0.0,"rho":0.9627,"theo":4654.4993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4673.0},{"option":"SPXW260306P02200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":422.0,"iv":1.5561,"open_interest":0.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0047,"theta":-0.0188,"rho":-0.0003,"theo":0.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306C02400000","bid":4451.0,"bid_size":1.0,"ask":4458.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.006,"theta":0.0,"rho":1.0501,"theo":4454.8787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4473.85009765625},{"option":"SPXW260306P02400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":270.0,"iv":1.4402,"open_interest":10.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0061,"theta":-0.0227,"rho":-0.0003,"theo":0.0536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-05T10:50:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306C02600000","bid":4251.2,"bid_size":1.0,"ask":4259.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0077,"theta":0.0,"rho":1.1374,"theo":4255.26,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4273.80004882812},{"option":"SPXW260306P02600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":268.0,"iv":1.3336,"open_interest":16.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0077,"theta":-0.0274,"rho":-0.0004,"theo":0.0659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-05T15:36:24","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306C02800000","bid":4051.7,"bid_size":1.0,"ask":4059.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0098,"theta":0.0,"rho":1.2248,"theo":4055.6436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.79992675781},{"option":"SPXW260306P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":105.0,"iv":1.235,"open_interest":80.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0098,"theta":-0.0326,"rho":-0.0006,"theo":0.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-04T16:05:59","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306C03000000","bid":3852.1,"bid_size":1.0,"ask":3859.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0124,"theta":0.0,"rho":1.3121,"theo":3856.0301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.95007324219},{"option":"SPXW260306P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":73.0,"iv":1.1432,"open_interest":40.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0124,"theta":-0.0388,"rho":-0.0007,"theo":0.0978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:33:03","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306C03200000","bid":3652.5,"bid_size":1.0,"ask":3660.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0155,"theta":0.0,"rho":1.3993,"theo":3656.4199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.34997558594},{"option":"SPXW260306P03200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":1.0573,"open_interest":381.0,"volume":300.0,"delta":-0.0003,"gamma":0.0,"vega":0.0155,"theta":-0.046,"rho":-0.0009,"theo":0.1186,"change":-0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T09:41:37","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260306C03400000","bid":3452.9,"bid_size":1.0,"ask":3460.6,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0195,"theta":0.0,"rho":1.4865,"theo":3456.8138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3461.74,"last_trade_time":"2026-01-02T12:26:45","percent_change":0.0,"prev_day_close":3475.04992675781},{"option":"SPXW260306P03400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":43.0,"iv":0.9767,"open_interest":393.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0196,"theta":-0.0545,"rho":-0.0012,"theo":0.1439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T15:40:17","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306C03600000","bid":3253.3,"bid_size":1.0,"ask":3261.0,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0245,"theta":0.0,"rho":1.5737,"theo":3257.2127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3302.16,"last_trade_time":"2026-02-06T11:44:38","percent_change":0.0,"prev_day_close":3275.5},{"option":"SPXW260306P03600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":132.0,"iv":0.9253,"open_interest":104.0,"volume":8.0,"delta":-0.0005,"gamma":0.0,"vega":0.0245,"theta":-0.0642,"rho":-0.0015,"theo":0.1737,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:31:01","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306C03800000","bid":3053.7,"bid_size":1.0,"ask":3061.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0306,"theta":0.0,"rho":1.6607,"theo":3057.6177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.04992675781},{"option":"SPXW260306P03800000","bid":0.05,"bid_size":5.0,"ask":0.2,"ask_size":288.0,"iv":0.8829,"open_interest":244.0,"volume":32.0,"delta":-0.0006,"gamma":0.0,"vega":0.0307,"theta":-0.0755,"rho":-0.0019,"theo":0.2097,"change":-0.1,"open":0.1,"high":0.13,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:44:56","percent_change":-50.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306C04000000","bid":2854.1,"bid_size":1.0,"ask":2861.8,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0385,"theta":0.0,"rho":1.7476,"theo":2858.0305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2989.61,"last_trade_time":"2026-01-27T15:56:59","percent_change":0.0,"prev_day_close":2877.80004882812},{"option":"SPXW260306P04000000","bid":0.05,"bid_size":155.0,"ask":0.2,"ask_size":126.0,"iv":0.8101,"open_interest":4414.0,"volume":25.0,"delta":-0.0008,"gamma":0.0,"vega":0.0386,"theta":-0.0887,"rho":-0.0024,"theo":0.2534,"change":-0.08,"open":0.15,"high":0.17,"low":0.15,"tick":"no_change","last_trade_price":0.17,"last_trade_time":"2026-02-18T14:57:46","percent_change":-32.0,"prev_day_close":0.175000000745058},{"option":"SPXW260306C04200000","bid":2654.5,"bid_size":1.0,"ask":2662.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0486,"theta":0.0,"rho":1.8344,"theo":2658.4534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2677.30004882812},{"option":"SPXW260306P04200000","bid":0.1,"bid_size":187.0,"ask":0.25,"ask_size":60.0,"iv":0.7599,"open_interest":2204.0,"volume":37.0,"delta":-0.001,"gamma":0.0,"vega":0.0486,"theta":-0.1043,"rho":-0.0031,"theo":0.3069,"change":-0.125,"open":0.24,"high":0.24,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:07:25","percent_change":-38.4615,"prev_day_close":0.225000008940697},{"option":"SPXW260306C04400000","bid":2455.0,"bid_size":1.0,"ask":2462.7,"ask_size":1.0,"iv":0.6163,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0615,"theta":0.0,"rho":1.921,"theo":2458.8895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2479.19995117188},{"option":"SPXW260306P04400000","bid":0.15,"bid_size":241.0,"ask":0.35,"ask_size":246.0,"iv":0.7122,"open_interest":3353.0,"volume":2538.0,"delta":-0.0013,"gamma":0.0,"vega":0.0615,"theta":-0.1231,"rho":-0.0039,"theo":0.374,"change":-0.165,"open":0.33,"high":0.38,"low":0.27,"tick":"no_change","last_trade_price":0.31,"last_trade_time":"2026-02-18T15:31:54","percent_change":-34.7368,"prev_day_close":0.325000002980232},{"option":"SPXW260306C04600000","bid":2255.5,"bid_size":1.0,"ask":2263.2,"ask_size":1.0,"iv":0.6241,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0788,"theta":0.0,"rho":2.0072,"theo":2259.3442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2278.30004882812},{"option":"SPXW260306P04600000","bid":0.3,"bid_size":159.0,"ask":0.45,"ask_size":60.0,"iv":0.6684,"open_interest":735.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.0788,"theta":-0.146,"rho":-0.0051,"theo":0.4596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.62,"last_trade_time":"2026-02-17T13:38:41","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260306C04800000","bid":2056.0,"bid_size":1.0,"ask":2063.7,"ask_size":1.0,"iv":0.5897,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.1017,"theta":0.0,"rho":2.0931,"theo":2059.8259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2079.34997558594},{"option":"SPXW260306P04800000","bid":0.5,"bid_size":148.0,"ask":0.6,"ask_size":60.0,"iv":0.6238,"open_interest":757.0,"volume":213.0,"delta":-0.0023,"gamma":0.0,"vega":0.1017,"theta":-0.1748,"rho":-0.0068,"theo":0.5724,"change":-0.255,"open":0.5,"high":0.55,"low":0.5,"tick":"no_change","last_trade_price":0.52,"last_trade_time":"2026-02-18T15:56:13","percent_change":-32.9032,"prev_day_close":0.574999988079071},{"option":"SPXW260306C05000000","bid":1856.5,"bid_size":1.0,"ask":1864.3,"ask_size":1.0,"iv":0.5651,"open_interest":862.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.1342,"theta":0.0,"rho":2.1781,"theo":1860.3499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1865.42,"last_trade_time":"2026-02-17T13:53:16","percent_change":0.0,"prev_day_close":1878.95001220703},{"option":"SPXW260306P05000000","bid":0.7,"bid_size":199.0,"ask":0.85,"ask_size":60.0,"iv":0.5776,"open_interest":2146.0,"volume":16.0,"delta":-0.0031,"gamma":0.0,"vega":0.134,"theta":-0.212,"rho":-0.0091,"theo":0.7259,"change":-0.16,"open":0.87,"high":0.89,"low":0.87,"tick":"up","last_trade_price":0.89,"last_trade_time":"2026-02-18T09:48:49","percent_change":-15.2381,"prev_day_close":0.75},{"option":"SPXW260306C05100000","bid":1757.0,"bid_size":1.0,"ask":1764.7,"ask_size":1.0,"iv":0.5418,"open_interest":2.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.1554,"theta":0.0,"rho":2.2202,"theo":1760.6367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1765.84,"last_trade_time":"2026-02-17T13:53:16","percent_change":0.0,"prev_day_close":1781.15002441406},{"option":"SPXW260306P05100000","bid":0.85,"bid_size":187.0,"ask":1.05,"ask_size":190.0,"iv":0.5558,"open_interest":342.0,"volume":85.0,"delta":-0.0036,"gamma":0.0,"vega":0.1554,"theta":-0.2361,"rho":-0.0107,"theo":0.8296,"change":-0.15,"open":1.0,"high":1.05,"low":0.85,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-18T14:43:21","percent_change":-12.5,"prev_day_close":0.875},{"option":"SPXW260306C05200000","bid":1657.4,"bid_size":1.0,"ask":1665.0,"ask_size":1.0,"iv":0.5232,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.1814,"theta":0.0,"rho":2.262,"theo":1660.9475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1680.45001220703},{"option":"SPXW260306P05200000","bid":1.05,"bid_size":89.0,"ask":1.2,"ask_size":118.0,"iv":0.5324,"open_interest":2427.0,"volume":2388.0,"delta":-0.0043,"gamma":0.0,"vega":0.1814,"theta":-0.2644,"rho":-0.0127,"theo":0.9559,"change":-0.175,"open":1.15,"high":1.2,"low":1.0,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T15:12:59","percent_change":-12.7273,"prev_day_close":1.02500000596046},{"option":"SPXW260306C05300000","bid":1557.6,"bid_size":1.0,"ask":1565.4,"ask_size":1.0,"iv":0.5016,"open_interest":0.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.2144,"theta":0.0,"rho":2.3031,"theo":1561.2911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1581.34997558594},{"option":"SPXW260306P05300000","bid":1.2,"bid_size":205.0,"ask":1.4,"ask_size":180.0,"iv":0.5074,"open_interest":1096.0,"volume":643.0,"delta":-0.0051,"gamma":0.0,"vega":0.2144,"theta":-0.2988,"rho":-0.0153,"theo":1.115,"change":-0.305,"open":1.41,"high":1.41,"low":1.08,"tick":"no_change","last_trade_price":1.27,"last_trade_time":"2026-02-18T15:31:13","percent_change":-19.3651,"prev_day_close":1.17500001192093},{"option":"SPXW260306C05400000","bid":1458.0,"bid_size":1.0,"ask":1465.8,"ask_size":1.0,"iv":0.478,"open_interest":1.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.2554,"theta":0.0,"rho":2.3435,"theo":1461.6798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1574.27,"last_trade_time":"2026-02-09T16:09:46","percent_change":0.0,"prev_day_close":1480.45001220703},{"option":"SPXW260306P05400000","bid":1.45,"bid_size":27.0,"ask":1.6,"ask_size":146.0,"iv":0.4832,"open_interest":3599.0,"volume":87.0,"delta":-0.0062,"gamma":0.0,"vega":0.2554,"theta":-0.3412,"rho":-0.0187,"theo":1.3191,"change":-0.375,"open":1.65,"high":1.7,"low":1.29,"tick":"up","last_trade_price":1.45,"last_trade_time":"2026-02-18T15:33:25","percent_change":-20.5479,"prev_day_close":1.32499998807907},{"option":"SPXW260306C05450000","bid":1408.4,"bid_size":1.0,"ask":1416.1,"ask_size":1.0,"iv":0.4656,"open_interest":1.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.2797,"theta":0.0,"rho":2.3633,"theo":1411.8954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1524.49,"last_trade_time":"2026-02-09T16:09:46","percent_change":0.0,"prev_day_close":1431.89996337891},{"option":"SPXW260306P05450000","bid":1.55,"bid_size":197.0,"ask":1.75,"ask_size":141.0,"iv":0.471,"open_interest":56.0,"volume":23.0,"delta":-0.0069,"gamma":0.0,"vega":0.2797,"theta":-0.366,"rho":-0.0207,"theo":1.4425,"change":-0.4,"open":1.55,"high":1.55,"low":1.55,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T09:44:04","percent_change":-20.5128,"prev_day_close":1.42500001192093},{"option":"SPXW260306C05475000","bid":1383.5,"bid_size":1.0,"ask":1391.0,"ask_size":2.0,"iv":0.4627,"open_interest":0.0,"volume":0.0,"delta":0.9927,"gamma":0.0,"vega":0.2932,"theta":0.0,"rho":2.3731,"theo":1387.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1407.5},{"option":"SPXW260306P05475000","bid":1.65,"bid_size":26.0,"ask":1.8,"ask_size":140.0,"iv":0.4652,"open_interest":28.0,"volume":4.0,"delta":-0.0073,"gamma":0.0,"vega":0.2932,"theta":-0.3794,"rho":-0.0218,"theo":1.5104,"change":-0.425,"open":1.6,"high":1.6,"low":1.6,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-18T09:57:10","percent_change":-20.9877,"prev_day_close":1.47499996423721},{"option":"SPXW260306C05500000","bid":1358.6,"bid_size":1.0,"ask":1366.3,"ask_size":1.0,"iv":0.4528,"open_interest":7.0,"volume":0.0,"delta":0.9923,"gamma":0.0,"vega":0.3076,"theta":0.0,"rho":2.3828,"theo":1362.1281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1300.52,"last_trade_time":"2026-02-17T09:55:28","percent_change":0.0,"prev_day_close":1382.0},{"option":"SPXW260306P05500000","bid":1.7,"bid_size":104.0,"ask":1.9,"ask_size":169.0,"iv":0.4592,"open_interest":677.0,"volume":260.0,"delta":-0.0077,"gamma":0.0,"vega":0.3076,"theta":-0.3936,"rho":-0.023,"theo":1.5829,"change":0.125,"open":1.75,"high":1.75,"low":1.38,"tick":"down","last_trade_price":1.65,"last_trade_time":"2026-02-18T15:34:36","percent_change":8.19672,"prev_day_close":1.52500003576279},{"option":"SPXW260306C05525000","bid":1333.7,"bid_size":1.0,"ask":1341.3,"ask_size":2.0,"iv":0.4463,"open_interest":0.0,"volume":0.0,"delta":0.9919,"gamma":0.0,"vega":0.3229,"theta":0.0,"rho":2.3925,"theo":1337.2518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1357.65002441406},{"option":"SPXW260306P05525000","bid":1.75,"bid_size":194.0,"ask":1.95,"ask_size":137.0,"iv":0.4524,"open_interest":18.0,"volume":18.0,"delta":-0.0081,"gamma":0.0,"vega":0.3229,"theta":-0.4085,"rho":-0.0243,"theo":1.6604,"change":-0.625,"open":1.5,"high":1.55,"low":1.5,"tick":"no_change","last_trade_price":1.55,"last_trade_time":"2026-02-18T10:30:29","percent_change":-28.7356,"prev_day_close":1.625},{"option":"SPXW260306C05550000","bid":1308.7,"bid_size":1.0,"ask":1316.4,"ask_size":2.0,"iv":0.4429,"open_interest":0.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":0.3392,"theta":0.0,"rho":2.402,"theo":1312.3808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1332.75},{"option":"SPXW260306P05550000","bid":1.85,"bid_size":162.0,"ask":2.05,"ask_size":136.0,"iv":0.447,"open_interest":104.0,"volume":2.0,"delta":-0.0086,"gamma":0.0,"vega":0.3392,"theta":-0.4242,"rho":-0.0257,"theo":1.7433,"change":-0.575,"open":1.7,"high":1.7,"low":1.7,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-18T10:00:38","percent_change":-25.2747,"prev_day_close":1.67500001192093},{"option":"SPXW260306C05575000","bid":1284.0,"bid_size":1.0,"ask":1291.6,"ask_size":3.0,"iv":0.4362,"open_interest":0.0,"volume":0.0,"delta":0.9909,"gamma":0.0,"vega":0.3564,"theta":0.0,"rho":2.4114,"theo":1287.5156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1308.0},{"option":"SPXW260306P05575000","bid":1.95,"bid_size":102.0,"ask":2.1,"ask_size":57.0,"iv":0.4407,"open_interest":10.0,"volume":10.0,"delta":-0.0091,"gamma":0.0,"vega":0.3564,"theta":-0.4407,"rho":-0.0272,"theo":1.832,"change":-0.725,"open":1.65,"high":1.65,"low":1.65,"tick":"no_change","last_trade_price":1.65,"last_trade_time":"2026-02-18T15:58:44","percent_change":-30.5263,"prev_day_close":1.72499996423721},{"option":"SPXW260306C05600000","bid":1259.4,"bid_size":2.0,"ask":1266.6,"ask_size":2.0,"iv":0.4375,"open_interest":0.0,"volume":0.0,"delta":0.9904,"gamma":0.0,"vega":0.3746,"theta":-0.0127,"rho":2.4207,"theo":1262.6565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1283.0},{"option":"SPXW260306P05600000","bid":2.0,"bid_size":210.0,"ask":2.2,"ask_size":57.0,"iv":0.4343,"open_interest":43091.0,"volume":129.0,"delta":-0.0096,"gamma":0.0,"vega":0.3746,"theta":-0.4582,"rho":-0.0289,"theo":1.9268,"change":-0.775,"open":2.27,"high":2.27,"low":1.6,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-18T15:59:05","percent_change":-31.3131,"prev_day_close":1.82499998807907},{"option":"SPXW260306C05625000","bid":1234.1,"bid_size":4.0,"ask":1241.9,"ask_size":4.0,"iv":0.4252,"open_interest":0.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":0.3937,"theta":-0.0399,"rho":2.43,"theo":1237.804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1258.15002441406},{"option":"SPXW260306P05625000","bid":2.1,"bid_size":188.0,"ask":2.3,"ask_size":78.0,"iv":0.4285,"open_interest":95.0,"volume":25.0,"delta":-0.0102,"gamma":0.0,"vega":0.3937,"theta":-0.4765,"rho":-0.0306,"theo":2.0282,"change":-0.675,"open":1.9,"high":1.9,"low":1.9,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T13:34:20","percent_change":-26.2136,"prev_day_close":1.875},{"option":"SPXW260306C05650000","bid":1209.7,"bid_size":3.0,"ask":1216.9,"ask_size":3.0,"iv":0.4256,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0,"vega":0.4141,"theta":-0.068,"rho":2.4391,"theo":1212.9585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1233.40002441406},{"option":"SPXW260306P05650000","bid":2.2,"bid_size":170.0,"ask":2.4,"ask_size":78.0,"iv":0.4226,"open_interest":607.0,"volume":101.0,"delta":-0.0108,"gamma":0.0,"vega":0.4141,"theta":-0.4959,"rho":-0.0324,"theo":2.1366,"change":-0.375,"open":1.92,"high":2.3,"low":1.92,"tick":"up","last_trade_price":2.3,"last_trade_time":"2026-02-18T15:21:30","percent_change":-14.0187,"prev_day_close":1.97499996423721},{"option":"SPXW260306C05675000","bid":1184.5,"bid_size":2.0,"ask":1192.2,"ask_size":4.0,"iv":0.4137,"open_interest":0.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":0.4359,"theta":-0.0972,"rho":2.448,"theo":1188.1204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1208.40002441406},{"option":"SPXW260306P05675000","bid":2.3,"bid_size":171.0,"ask":2.5,"ask_size":77.0,"iv":0.4165,"open_interest":103.0,"volume":103.0,"delta":-0.0115,"gamma":0.0,"vega":0.4359,"theta":-0.5162,"rho":-0.0344,"theo":2.2523,"change":-0.95,"open":1.85,"high":1.85,"low":1.85,"tick":"no_change","last_trade_price":1.85,"last_trade_time":"2026-02-18T11:08:44","percent_change":-33.9286,"prev_day_close":2.04999995231628},{"option":"SPXW260306C05700000","bid":1159.9,"bid_size":3.0,"ask":1167.2,"ask_size":3.0,"iv":0.4122,"open_interest":1.0,"volume":0.0,"delta":0.9879,"gamma":0.0,"vega":0.4592,"theta":-0.1274,"rho":2.4569,"theo":1163.2903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1263.03,"last_trade_time":"2026-01-29T09:59:15","percent_change":0.0,"prev_day_close":1183.14996337891},{"option":"SPXW260306P05700000","bid":2.4,"bid_size":201.0,"ask":2.6,"ask_size":56.0,"iv":0.4103,"open_interest":41367.0,"volume":118.0,"delta":-0.0122,"gamma":0.0,"vega":0.4592,"theta":-0.5375,"rho":-0.0365,"theo":2.3761,"change":-0.925,"open":2.57,"high":2.57,"low":2.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T13:23:38","percent_change":-31.6239,"prev_day_close":2.125},{"option":"SPXW260306C05725000","bid":1135.2,"bid_size":3.0,"ask":1142.3,"ask_size":3.0,"iv":0.4069,"open_interest":0.0,"volume":0.0,"delta":0.9871,"gamma":0.0001,"vega":0.4842,"theta":-0.1586,"rho":2.4655,"theo":1138.4688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1158.35003662109},{"option":"SPXW260306P05725000","bid":2.55,"bid_size":128.0,"ask":2.75,"ask_size":76.0,"iv":0.405,"open_interest":6.0,"volume":0.0,"delta":-0.0129,"gamma":0.0001,"vega":0.4842,"theta":-0.56,"rho":-0.0388,"theo":2.5085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-12T12:19:57","percent_change":0.0,"prev_day_close":2.22500002384186},{"option":"SPXW260306C05750000","bid":1110.0,"bid_size":2.0,"ask":1117.7,"ask_size":2.0,"iv":0.3964,"open_interest":327.0,"volume":0.0,"delta":0.9863,"gamma":0.0001,"vega":0.5109,"theta":-0.191,"rho":2.474,"theo":1113.6568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1106.37,"last_trade_time":"2026-01-21T13:01:31","percent_change":0.0,"prev_day_close":1133.65002441406},{"option":"SPXW260306P05750000","bid":2.65,"bid_size":197.0,"ask":2.9,"ask_size":124.0,"iv":0.3991,"open_interest":1888.0,"volume":53.0,"delta":-0.0138,"gamma":0.0001,"vega":0.5109,"theta":-0.5836,"rho":-0.0412,"theo":2.6503,"change":-0.83,"open":2.19,"high":2.37,"low":2.19,"tick":"up","last_trade_price":2.37,"last_trade_time":"2026-02-18T12:04:30","percent_change":-25.9375,"prev_day_close":2.35000002384186},{"option":"SPXW260306C05775000","bid":1085.2,"bid_size":2.0,"ask":1092.6,"ask_size":3.0,"iv":0.391,"open_interest":0.0,"volume":0.0,"delta":0.9854,"gamma":0.0001,"vega":0.539,"theta":-0.2246,"rho":2.4822,"theo":1088.8551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1109.09997558594},{"option":"SPXW260306P05775000","bid":2.8,"bid_size":157.0,"ask":3.0,"ask_size":75.0,"iv":0.393,"open_interest":675.0,"volume":15.0,"delta":-0.0146,"gamma":0.0001,"vega":0.539,"theta":-0.6084,"rho":-0.0439,"theo":2.8025,"change":-1.15,"open":2.2,"high":2.2,"low":2.2,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-18T11:08:46","percent_change":-34.3284,"prev_day_close":2.47500002384186},{"option":"SPXW260306C05800000","bid":1060.7,"bid_size":3.0,"ask":1067.9,"ask_size":3.0,"iv":0.389,"open_interest":1.0,"volume":0.0,"delta":0.9845,"gamma":0.0001,"vega":0.5687,"theta":-0.2596,"rho":2.4902,"theo":1064.0645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1080.68,"last_trade_time":"2026-02-12T11:46:50","percent_change":0.0,"prev_day_close":1084.44995117188},{"option":"SPXW260306P05800000","bid":2.95,"bid_size":136.0,"ask":3.2,"ask_size":132.0,"iv":0.3876,"open_interest":2613.0,"volume":56.0,"delta":-0.0156,"gamma":0.0001,"vega":0.5687,"theta":-0.6345,"rho":-0.0468,"theo":2.9658,"change":-0.4,"open":2.95,"high":3.1,"low":2.95,"tick":"up","last_trade_price":3.1,"last_trade_time":"2026-02-18T15:16:23","percent_change":-11.4286,"prev_day_close":2.57500004768372},{"option":"SPXW260306C05825000","bid":1035.6,"bid_size":2.0,"ask":1043.1,"ask_size":3.0,"iv":0.3778,"open_interest":0.0,"volume":0.0,"delta":0.9834,"gamma":0.0001,"vega":0.6001,"theta":-0.2959,"rho":2.4981,"theo":1039.2859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1059.04998779297},{"option":"SPXW260306P05825000","bid":3.1,"bid_size":124.0,"ask":3.4,"ask_size":169.0,"iv":0.3821,"open_interest":72.0,"volume":0.0,"delta":-0.0166,"gamma":0.0001,"vega":0.6001,"theta":-0.662,"rho":-0.0499,"theo":3.141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-12T11:22:21","percent_change":0.0,"prev_day_close":2.72500002384186},{"option":"SPXW260306C05850000","bid":1011.3,"bid_size":3.0,"ask":1018.5,"ask_size":2.0,"iv":0.3785,"open_interest":327.0,"volume":0.0,"delta":0.9823,"gamma":0.0001,"vega":0.6336,"theta":-0.3336,"rho":2.5058,"theo":1014.5203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":998.06,"last_trade_time":"2026-02-05T12:06:30","percent_change":0.0,"prev_day_close":1034.54998779297},{"option":"SPXW260306P05850000","bid":3.3,"bid_size":53.0,"ask":3.5,"ask_size":82.0,"iv":0.376,"open_interest":813.0,"volume":56.0,"delta":-0.0177,"gamma":0.0001,"vega":0.6336,"theta":-0.6909,"rho":-0.0532,"theo":3.3293,"change":-0.98,"open":3.0,"high":3.0,"low":2.56,"tick":"no_change","last_trade_price":2.92,"last_trade_time":"2026-02-18T14:07:57","percent_change":-25.1282,"prev_day_close":2.875},{"option":"SPXW260306C05875000","bid":986.0,"bid_size":4.0,"ask":993.8,"ask_size":2.0,"iv":0.3691,"open_interest":1.0,"volume":0.0,"delta":0.9812,"gamma":0.0001,"vega":0.6696,"theta":-0.3729,"rho":2.5131,"theo":989.7689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1009.29998779297},{"option":"SPXW260306P05875000","bid":3.4,"bid_size":170.0,"ask":3.7,"ask_size":104.0,"iv":0.3697,"open_interest":215.0,"volume":0.0,"delta":-0.0189,"gamma":0.0001,"vega":0.6696,"theta":-0.7213,"rho":-0.0567,"theo":3.5317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-12T12:37:56","percent_change":0.0,"prev_day_close":3.02499997615814},{"option":"SPXW260306C05900000","bid":961.8,"bid_size":3.0,"ask":968.7,"ask_size":3.0,"iv":0.3672,"open_interest":0.0,"volume":0.0,"delta":0.9799,"gamma":0.0001,"vega":0.7084,"theta":-0.4138,"rho":2.5202,"theo":965.0331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":984.75},{"option":"SPXW260306P05900000","bid":3.6,"bid_size":169.0,"ask":3.9,"ask_size":102.0,"iv":0.364,"open_interest":763.0,"volume":215.0,"delta":-0.0202,"gamma":0.0001,"vega":0.7084,"theta":-0.7534,"rho":-0.0606,"theo":3.7499,"change":-0.9,"open":3.02,"high":3.8,"low":2.66,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-18T15:34:33","percent_change":-20.9302,"prev_day_close":3.19999992847443},{"option":"SPXW260306C05925000","bid":937.1,"bid_size":3.0,"ask":944.3,"ask_size":2.0,"iv":0.3619,"open_interest":2.0,"volume":0.0,"delta":0.9785,"gamma":0.0001,"vega":0.7501,"theta":-0.4564,"rho":2.5269,"theo":940.315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1082.13,"last_trade_time":"2026-02-02T12:52:56","percent_change":0.0,"prev_day_close":959.75},{"option":"SPXW260306P05925000","bid":3.9,"bid_size":116.0,"ask":4.2,"ask_size":184.0,"iv":0.3596,"open_interest":439.0,"volume":0.0,"delta":-0.0216,"gamma":0.0001,"vega":0.7501,"theta":-0.7872,"rho":-0.0648,"theo":3.9856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-17T14:19:47","percent_change":0.0,"prev_day_close":3.39999997615814},{"option":"SPXW260306C05950000","bid":912.4,"bid_size":3.0,"ask":919.2,"ask_size":3.0,"iv":0.3557,"open_interest":7.0,"volume":0.0,"delta":0.977,"gamma":0.0001,"vega":0.7944,"theta":-0.501,"rho":2.5332,"theo":915.6167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":926.83,"last_trade_time":"2026-02-04T13:17:22","percent_change":0.0,"prev_day_close":935.0},{"option":"SPXW260306P05950000","bid":4.1,"bid_size":144.0,"ask":4.4,"ask_size":130.0,"iv":0.3534,"open_interest":731.0,"volume":34.0,"delta":-0.0231,"gamma":0.0001,"vega":0.7944,"theta":-0.8231,"rho":-0.0695,"theo":4.2412,"change":-0.6,"open":4.2,"high":4.2,"low":3.62,"tick":"up","last_trade_price":4.2,"last_trade_time":"2026-02-18T15:14:03","percent_change":-12.5,"prev_day_close":3.60000002384186},{"option":"SPXW260306C05975000","bid":887.3,"bid_size":3.0,"ask":894.7,"ask_size":3.0,"iv":0.3481,"open_interest":3.0,"volume":0.0,"delta":0.9753,"gamma":0.0001,"vega":0.8412,"theta":-0.5478,"rho":2.5391,"theo":890.9405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":953.24,"last_trade_time":"2026-01-30T13:34:33","percent_change":0.0,"prev_day_close":910.399993896484},{"option":"SPXW260306P05975000","bid":4.3,"bid_size":164.0,"ask":4.7,"ask_size":110.0,"iv":0.3484,"open_interest":337.0,"volume":240.0,"delta":-0.0247,"gamma":0.0001,"vega":0.8412,"theta":-0.861,"rho":-0.0745,"theo":4.5188,"change":-0.7,"open":3.3,"high":4.4,"low":3.3,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-18T15:20:19","percent_change":-13.7255,"prev_day_close":3.80000007152557},{"option":"SPXW260306C06000000","bid":863.1,"bid_size":3.0,"ask":869.8,"ask_size":3.0,"iv":0.3446,"open_interest":2960.0,"volume":0.0,"delta":0.9735,"gamma":0.0001,"vega":0.8912,"theta":-0.5969,"rho":2.5446,"theo":866.2887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":988.8,"last_trade_time":"2026-02-09T15:16:50","percent_change":0.0,"prev_day_close":885.5},{"option":"SPXW260306P06000000","bid":4.6,"bid_size":157.0,"ask":5.0,"ask_size":108.0,"iv":0.3425,"open_interest":4077.0,"volume":99.0,"delta":-0.0265,"gamma":0.0001,"vega":0.8912,"theta":-0.9013,"rho":-0.0799,"theo":4.8209,"change":-1.3,"open":4.7,"high":4.7,"low":3.5,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-18T15:45:10","percent_change":-24.0741,"prev_day_close":4.0},{"option":"SPXW260306C06010000","bid":853.1,"bid_size":3.0,"ask":859.9,"ask_size":3.0,"iv":0.3414,"open_interest":0.0,"volume":0.0,"delta":0.9728,"gamma":0.0001,"vega":0.9122,"theta":-0.6172,"rho":2.5467,"theo":856.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.599975585938},{"option":"SPXW260306P06010000","bid":4.8,"bid_size":108.0,"ask":5.1,"ask_size":105.0,"iv":0.3406,"open_interest":0.0,"volume":0.0,"delta":-0.0272,"gamma":0.0001,"vega":0.9122,"theta":-0.9181,"rho":-0.0821,"theo":4.9492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.09999990463257},{"option":"SPXW260306C06020000","bid":843.4,"bid_size":3.0,"ask":850.5,"ask_size":2.0,"iv":0.3409,"open_interest":125.0,"volume":0.0,"delta":0.972,"gamma":0.0001,"vega":0.9339,"theta":-0.6379,"rho":2.5487,"theo":846.5868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":865.699981689453},{"option":"SPXW260306P06020000","bid":4.9,"bid_size":136.0,"ask":5.2,"ask_size":120.0,"iv":0.3382,"open_interest":0.0,"volume":0.0,"delta":-0.028,"gamma":0.0001,"vega":0.9339,"theta":-0.9353,"rho":-0.0845,"theo":5.0821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPXW260306C06025000","bid":838.3,"bid_size":3.0,"ask":845.6,"ask_size":2.0,"iv":0.339,"open_interest":0.0,"volume":0.0,"delta":0.9716,"gamma":0.0001,"vega":0.945,"theta":-0.6485,"rho":2.5497,"theo":841.6642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":861.199981689453},{"option":"SPXW260306P06025000","bid":4.9,"bid_size":158.0,"ask":5.3,"ask_size":105.0,"iv":0.3375,"open_interest":241.0,"volume":3.0,"delta":-0.0284,"gamma":0.0001,"vega":0.945,"theta":-0.944,"rho":-0.0857,"theo":5.1503,"change":-1.8,"open":3.9,"high":3.9,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T10:06:51","percent_change":-31.5789,"prev_day_close":4.29999995231628},{"option":"SPXW260306C06030000","bid":833.4,"bid_size":3.0,"ask":840.2,"ask_size":3.0,"iv":0.3371,"open_interest":0.0,"volume":0.0,"delta":0.9712,"gamma":0.0001,"vega":0.9564,"theta":-0.6591,"rho":2.5507,"theo":836.7429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":856.600006103516},{"option":"SPXW260306P06030000","bid":5.0,"bid_size":122.0,"ask":5.3,"ask_size":96.0,"iv":0.3357,"open_interest":0.0,"volume":0.0,"delta":-0.0289,"gamma":0.0001,"vega":0.9564,"theta":-0.9529,"rho":-0.087,"theo":5.2198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.40000009536743},{"option":"SPXW260306C06040000","bid":823.7,"bid_size":3.0,"ask":830.8,"ask_size":2.0,"iv":0.3365,"open_interest":0.0,"volume":0.0,"delta":0.9703,"gamma":0.0001,"vega":0.9796,"theta":-0.6807,"rho":2.5525,"theo":826.904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":846.649993896484},{"option":"SPXW260306P06040000","bid":5.1,"bid_size":155.0,"ask":5.5,"ask_size":102.0,"iv":0.3342,"open_interest":0.0,"volume":0.0,"delta":-0.0297,"gamma":0.0001,"vega":0.9796,"theta":-0.971,"rho":-0.0895,"theo":5.3624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.5},{"option":"SPXW260306C06050000","bid":813.5,"bid_size":3.0,"ask":821.0,"ask_size":2.0,"iv":0.3326,"open_interest":2.0,"volume":0.0,"delta":0.9694,"gamma":0.0001,"vega":1.0037,"theta":-0.7028,"rho":2.5542,"theo":817.0705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":835.98,"last_trade_time":"2026-02-12T14:35:27","percent_change":0.0,"prev_day_close":836.200012207031},{"option":"SPXW260306P06050000","bid":5.3,"bid_size":134.0,"ask":5.6,"ask_size":115.0,"iv":0.3317,"open_interest":819.0,"volume":16.0,"delta":-0.0306,"gamma":0.0001,"vega":1.0037,"theta":-0.9895,"rho":-0.0922,"theo":5.5105,"change":-2.3,"open":3.8,"high":4.1,"low":3.8,"tick":"down","last_trade_price":3.8,"last_trade_time":"2026-02-18T13:01:30","percent_change":-37.7049,"prev_day_close":4.59999990463257},{"option":"SPXW260306C06060000","bid":803.6,"bid_size":3.0,"ask":810.8,"ask_size":3.0,"iv":0.3298,"open_interest":0.0,"volume":0.0,"delta":0.9685,"gamma":0.0001,"vega":1.0285,"theta":-0.7253,"rho":2.5558,"theo":807.2426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":826.350006103516},{"option":"SPXW260306P06060000","bid":5.4,"bid_size":151.0,"ask":5.8,"ask_size":120.0,"iv":0.3296,"open_interest":0.0,"volume":0.0,"delta":-0.0315,"gamma":0.0001,"vega":1.0285,"theta":-1.0085,"rho":-0.0949,"theo":5.6641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.70000004768372},{"option":"SPXW260306C06070000","bid":794.1,"bid_size":3.0,"ask":800.9,"ask_size":3.0,"iv":0.329,"open_interest":0.0,"volume":0.0,"delta":0.9676,"gamma":0.0002,"vega":1.0541,"theta":-0.7483,"rho":2.5573,"theo":797.4206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":816.5},{"option":"SPXW260306P06070000","bid":5.6,"bid_size":131.0,"ask":5.9,"ask_size":113.0,"iv":0.3275,"open_interest":0.0,"volume":0.0,"delta":-0.0324,"gamma":0.0002,"vega":1.0541,"theta":-1.028,"rho":-0.0978,"theo":5.8237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.79999995231628},{"option":"SPXW260306C06075000","bid":789.3,"bid_size":3.0,"ask":796.4,"ask_size":2.0,"iv":0.329,"open_interest":0.0,"volume":0.0,"delta":0.9671,"gamma":0.0002,"vega":1.0672,"theta":-0.76,"rho":2.558,"theo":792.512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.299987792969},{"option":"SPXW260306P06075000","bid":5.7,"bid_size":99.0,"ask":6.0,"ask_size":114.0,"iv":0.3266,"open_interest":410.0,"volume":7.0,"delta":-0.0329,"gamma":0.0002,"vega":1.0672,"theta":-1.038,"rho":-0.0993,"theo":5.9058,"change":-2.27,"open":6.3,"high":6.3,"low":4.23,"tick":"down","last_trade_price":4.23,"last_trade_time":"2026-02-18T11:09:46","percent_change":-34.9231,"prev_day_close":4.90000009536743},{"option":"SPXW260306C06080000","bid":784.3,"bid_size":3.0,"ask":791.1,"ask_size":3.0,"iv":0.3271,"open_interest":0.0,"volume":0.0,"delta":0.9666,"gamma":0.0002,"vega":1.0804,"theta":-0.7719,"rho":2.5586,"theo":787.6049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":806.899993896484},{"option":"SPXW260306P06080000","bid":5.8,"bid_size":129.0,"ask":6.1,"ask_size":117.0,"iv":0.3258,"open_interest":0.0,"volume":0.0,"delta":-0.0334,"gamma":0.0002,"vega":1.0804,"theta":-1.048,"rho":-0.1008,"theo":5.9895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.0},{"option":"SPXW260306C06090000","bid":774.5,"bid_size":3.0,"ask":781.3,"ask_size":3.0,"iv":0.3251,"open_interest":0.0,"volume":0.0,"delta":0.9656,"gamma":0.0002,"vega":1.1074,"theta":-0.796,"rho":2.5599,"theo":777.7959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":796.799987792969},{"option":"SPXW260306P06090000","bid":5.9,"bid_size":145.0,"ask":6.3,"ask_size":119.0,"iv":0.3235,"open_interest":0.0,"volume":0.0,"delta":-0.0344,"gamma":0.0002,"vega":1.1074,"theta":-1.0686,"rho":-0.104,"theo":6.162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.09999990463257},{"option":"SPXW260306C06100000","bid":764.7,"bid_size":3.0,"ask":771.5,"ask_size":3.0,"iv":0.3231,"open_interest":1.0,"volume":0.0,"delta":0.9645,"gamma":0.0002,"vega":1.1351,"theta":-0.8206,"rho":2.561,"theo":767.9937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":907.13,"last_trade_time":"2026-01-28T11:31:58","percent_change":0.0,"prev_day_close":787.0},{"option":"SPXW260306P06100000","bid":6.1,"bid_size":127.0,"ask":6.4,"ask_size":110.0,"iv":0.3212,"open_interest":1335.0,"volume":843.0,"delta":-0.0355,"gamma":0.0002,"vega":1.1351,"theta":-1.0898,"rho":-0.1072,"theo":6.3414,"change":-1.7,"open":4.6,"high":5.3,"low":4.3,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T13:58:52","percent_change":-24.2857,"prev_day_close":5.29999995231628},{"option":"SPXW260306C06110000","bid":755.0,"bid_size":3.0,"ask":762.1,"ask_size":2.0,"iv":0.3219,"open_interest":0.0,"volume":0.0,"delta":0.9634,"gamma":0.0002,"vega":1.1634,"theta":-0.8459,"rho":2.562,"theo":758.1989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":777.149993896484},{"option":"SPXW260306P06110000","bid":6.3,"bid_size":125.0,"ask":6.6,"ask_size":109.0,"iv":0.3194,"open_interest":6.0,"volume":6.0,"delta":-0.0366,"gamma":0.0002,"vega":1.1634,"theta":-1.1114,"rho":-0.1106,"theo":6.5281,"change":-2.75,"open":5.22,"high":5.22,"low":4.4,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-18T11:08:44","percent_change":-38.4615,"prev_day_close":5.40000009536743},{"option":"SPXW260306C06120000","bid":744.9,"bid_size":3.0,"ask":751.9,"ask_size":3.0,"iv":0.318,"open_interest":0.0,"volume":0.0,"delta":0.9623,"gamma":0.0002,"vega":1.1925,"theta":-0.8717,"rho":2.5629,"theo":748.4116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":767.299987792969},{"option":"SPXW260306P06120000","bid":6.5,"bid_size":41.0,"ask":6.8,"ask_size":108.0,"iv":0.3174,"open_interest":1.0,"volume":1.0,"delta":-0.0377,"gamma":0.0002,"vega":1.1925,"theta":-1.1338,"rho":-0.1141,"theo":6.7224,"change":-1.98,"open":5.37,"high":5.37,"low":5.37,"tick":"down","last_trade_price":5.37,"last_trade_time":"2026-02-18T10:01:11","percent_change":-26.9388,"prev_day_close":5.59999990463257},{"option":"SPXW260306C06125000","bid":740.0,"bid_size":3.0,"ask":747.0,"ask_size":3.0,"iv":0.3169,"open_interest":0.0,"volume":0.0,"delta":0.9617,"gamma":0.0002,"vega":1.2074,"theta":-0.8848,"rho":2.5633,"theo":743.521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":762.75},{"option":"SPXW260306P06125000","bid":6.6,"bid_size":109.0,"ask":6.9,"ask_size":106.0,"iv":0.3164,"open_interest":257.0,"volume":114.0,"delta":-0.0383,"gamma":0.0002,"vega":1.2074,"theta":-1.1451,"rho":-0.1159,"theo":6.8226,"change":-2.85,"open":4.6,"high":4.6,"low":4.6,"tick":"no_change","last_trade_price":4.6,"last_trade_time":"2026-02-18T11:08:46","percent_change":-38.255,"prev_day_close":5.65000009536743},{"option":"SPXW260306C06130000","bid":735.5,"bid_size":3.0,"ask":742.1,"ask_size":3.0,"iv":0.3175,"open_interest":0.0,"volume":0.0,"delta":0.9611,"gamma":0.0002,"vega":1.2224,"theta":-0.8981,"rho":2.5636,"theo":738.6324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":757.799987792969},{"option":"SPXW260306P06130000","bid":6.7,"bid_size":94.0,"ask":7.0,"ask_size":108.0,"iv":0.3154,"open_interest":0.0,"volume":0.0,"delta":-0.0389,"gamma":0.0002,"vega":1.2224,"theta":-1.1567,"rho":-0.1177,"theo":6.9247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.70000004768372},{"option":"SPXW260306C06140000","bid":725.7,"bid_size":3.0,"ask":732.3,"ask_size":3.0,"iv":0.3152,"open_interest":0.0,"volume":0.0,"delta":0.9599,"gamma":0.0002,"vega":1.2532,"theta":-0.9252,"rho":2.5643,"theo":728.8614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.149993896484},{"option":"SPXW260306P06140000","bid":6.9,"bid_size":122.0,"ask":7.2,"ask_size":107.0,"iv":0.3134,"open_interest":0.0,"volume":0.0,"delta":-0.0402,"gamma":0.0002,"vega":1.2532,"theta":-1.1802,"rho":-0.1214,"theo":7.1353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.90000009536743},{"option":"SPXW260306C06150000","bid":715.6,"bid_size":3.0,"ask":723.0,"ask_size":2.0,"iv":0.3125,"open_interest":0.0,"volume":0.0,"delta":0.9586,"gamma":0.0002,"vega":1.2851,"theta":-0.9529,"rho":2.5648,"theo":719.0991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":738.25},{"option":"SPXW260306P06150000","bid":7.1,"bid_size":120.0,"ask":7.4,"ask_size":54.0,"iv":0.3117,"open_interest":261.0,"volume":64.0,"delta":-0.0414,"gamma":0.0002,"vega":1.2851,"theta":-1.2044,"rho":-0.1253,"theo":7.3545,"change":-2.33,"open":5.39,"high":5.67,"low":4.97,"tick":"up","last_trade_price":5.67,"last_trade_time":"2026-02-18T13:34:06","percent_change":-29.125,"prev_day_close":6.09999990463257},{"option":"SPXW260306C06160000","bid":706.2,"bid_size":3.0,"ask":713.2,"ask_size":2.0,"iv":0.3118,"open_interest":5.0,"volume":0.0,"delta":0.9572,"gamma":0.0002,"vega":1.3181,"theta":-0.9813,"rho":2.5652,"theo":709.3459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.549987792969},{"option":"SPXW260306P06160000","bid":7.3,"bid_size":135.0,"ask":7.7,"ask_size":107.0,"iv":0.3095,"open_interest":6.0,"volume":1.0,"delta":-0.0428,"gamma":0.0002,"vega":1.3181,"theta":-1.2292,"rho":-0.1293,"theo":7.5829,"change":-2.91,"open":5.34,"high":5.34,"low":5.34,"tick":"down","last_trade_price":5.34,"last_trade_time":"2026-02-18T11:33:53","percent_change":-35.2727,"prev_day_close":6.29999995231628},{"option":"SPXW260306C06170000","bid":696.5,"bid_size":3.0,"ask":703.0,"ask_size":3.0,"iv":0.3094,"open_interest":0.0,"volume":0.0,"delta":0.9559,"gamma":0.0002,"vega":1.3524,"theta":-1.0103,"rho":2.5654,"theo":699.6024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":718.899993896484},{"option":"SPXW260306P06170000","bid":7.5,"bid_size":143.0,"ask":7.9,"ask_size":98.0,"iv":0.3073,"open_interest":10.0,"volume":0.0,"delta":-0.0442,"gamma":0.0002,"vega":1.3524,"theta":-1.2548,"rho":-0.1335,"theo":7.8209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-13T13:58:52","percent_change":0.0,"prev_day_close":6.5},{"option":"SPXW260306C06175000","bid":691.0,"bid_size":3.0,"ask":698.2,"ask_size":3.0,"iv":0.3062,"open_interest":2.0,"volume":0.0,"delta":0.9551,"gamma":0.0002,"vega":1.37,"theta":-1.0251,"rho":2.5654,"theo":694.7344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":688.15,"last_trade_time":"2026-02-17T15:47:24","percent_change":0.0,"prev_day_close":713.75},{"option":"SPXW260306P06175000","bid":7.6,"bid_size":144.0,"ask":8.0,"ask_size":61.0,"iv":0.3065,"open_interest":272.0,"volume":66.0,"delta":-0.0449,"gamma":0.0002,"vega":1.37,"theta":-1.2678,"rho":-0.1356,"theo":7.9437,"change":-2.58,"open":6.65,"high":6.65,"low":5.19,"tick":"up","last_trade_price":6.07,"last_trade_time":"2026-02-18T13:34:06","percent_change":-29.8266,"prev_day_close":6.59999990463257},{"option":"SPXW260306C06180000","bid":686.6,"bid_size":3.0,"ask":693.7,"ask_size":2.0,"iv":0.3073,"open_interest":0.0,"volume":0.0,"delta":0.9544,"gamma":0.0002,"vega":1.3878,"theta":-1.0401,"rho":2.5653,"theo":689.8689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":708.75},{"option":"SPXW260306P06180000","bid":7.8,"bid_size":102.0,"ask":8.2,"ask_size":107.0,"iv":0.3058,"open_interest":21.0,"volume":25.0,"delta":-0.0456,"gamma":0.0002,"vega":1.3878,"theta":-1.281,"rho":-0.1379,"theo":8.069,"change":-3.45,"open":5.85,"high":5.9,"low":5.3,"tick":"down","last_trade_price":5.3,"last_trade_time":"2026-02-18T11:08:44","percent_change":-39.4286,"prev_day_close":6.70000004768372},{"option":"SPXW260306C06190000","bid":676.9,"bid_size":3.0,"ask":683.5,"ask_size":3.0,"iv":0.3048,"open_interest":0.0,"volume":0.0,"delta":0.9529,"gamma":0.0002,"vega":1.4246,"theta":-1.0705,"rho":2.5651,"theo":680.1462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":699.350006103516},{"option":"SPXW260306P06190000","bid":8.0,"bid_size":125.0,"ask":8.4,"ask_size":56.0,"iv":0.3034,"open_interest":52.0,"volume":44.0,"delta":-0.0471,"gamma":0.0002,"vega":1.4246,"theta":-1.3079,"rho":-0.1425,"theo":8.3279,"change":-3.15,"open":5.9,"high":5.9,"low":5.9,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T10:22:52","percent_change":-34.8066,"prev_day_close":6.90000009536743},{"option":"SPXW260306C06200000","bid":666.8,"bid_size":3.0,"ask":673.8,"ask_size":3.0,"iv":0.3015,"open_interest":257.0,"volume":0.0,"delta":0.9513,"gamma":0.0002,"vega":1.4624,"theta":-1.1017,"rho":2.5646,"theo":670.4348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":810.06,"last_trade_time":"2026-01-15T10:14:44","percent_change":0.0,"prev_day_close":689.25},{"option":"SPXW260306P06200000","bid":8.3,"bid_size":129.0,"ask":8.7,"ask_size":80.0,"iv":0.3017,"open_interest":3625.0,"volume":2480.0,"delta":-0.0487,"gamma":0.0002,"vega":1.4624,"theta":-1.3356,"rho":-0.1473,"theo":8.598,"change":-2.53,"open":8.3,"high":8.85,"low":5.72,"tick":"down","last_trade_price":6.82,"last_trade_time":"2026-02-18T15:46:59","percent_change":-27.0588,"prev_day_close":7.09999990463257},{"option":"SPXW260306C06210000","bid":657.5,"bid_size":3.0,"ask":664.6,"ask_size":4.0,"iv":0.3017,"open_interest":0.0,"volume":0.0,"delta":0.9497,"gamma":0.0002,"vega":1.5013,"theta":-1.1337,"rho":2.564,"theo":660.7353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.699981689453},{"option":"SPXW260306P06210000","bid":8.6,"bid_size":97.0,"ask":9.0,"ask_size":70.0,"iv":0.3,"open_interest":7.0,"volume":0.0,"delta":-0.0503,"gamma":0.0002,"vega":1.5013,"theta":-1.364,"rho":-0.1523,"theo":8.88,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.2,"last_trade_time":"2026-02-17T12:22:39","percent_change":0.0,"prev_day_close":7.34999990463257},{"option":"SPXW260306C06220000","bid":647.5,"bid_size":3.0,"ask":654.5,"ask_size":3.0,"iv":0.2983,"open_interest":0.0,"volume":0.0,"delta":0.948,"gamma":0.0002,"vega":1.5411,"theta":-1.1664,"rho":2.5631,"theo":651.0483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":669.950012207031},{"option":"SPXW260306P06220000","bid":8.9,"bid_size":80.0,"ask":9.3,"ask_size":69.0,"iv":0.2982,"open_interest":51.0,"volume":0.0,"delta":-0.052,"gamma":0.0002,"vega":1.5411,"theta":-1.3932,"rho":-0.1576,"theo":9.1746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.4,"last_trade_time":"2026-02-17T11:52:27","percent_change":0.0,"prev_day_close":7.59999990463257},{"option":"SPXW260306C06225000","bid":642.7,"bid_size":3.0,"ask":650.1,"ask_size":2.0,"iv":0.298,"open_interest":7.0,"volume":0.0,"delta":0.9471,"gamma":0.0003,"vega":1.5614,"theta":-1.183,"rho":2.5626,"theo":646.2097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":786.25,"last_trade_time":"2026-01-15T10:14:44","percent_change":0.0,"prev_day_close":665.150024414062},{"option":"SPXW260306P06225000","bid":9.0,"bid_size":128.0,"ask":9.4,"ask_size":42.0,"iv":0.2969,"open_interest":4799.0,"volume":204.0,"delta":-0.0529,"gamma":0.0003,"vega":1.5614,"theta":-1.4081,"rho":-0.1603,"theo":9.3267,"change":-3.83,"open":8.33,"high":8.33,"low":6.22,"tick":"no_change","last_trade_price":6.22,"last_trade_time":"2026-02-18T12:51:19","percent_change":-38.1095,"prev_day_close":7.70000004768372},{"option":"SPXW260306C06230000","bid":637.8,"bid_size":3.0,"ask":644.8,"ask_size":3.0,"iv":0.2963,"open_interest":0.0,"volume":0.0,"delta":0.9462,"gamma":0.0003,"vega":1.5818,"theta":-1.1999,"rho":2.562,"theo":641.3744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":660.199981689453},{"option":"SPXW260306P06230000","bid":9.2,"bid_size":94.0,"ask":9.6,"ask_size":68.0,"iv":0.2962,"open_interest":60.0,"volume":3.0,"delta":-0.0538,"gamma":0.0003,"vega":1.5818,"theta":-1.4232,"rho":-0.163,"theo":9.4822,"change":-1.85,"open":8.4,"high":8.4,"low":8.4,"tick":"down","last_trade_price":8.4,"last_trade_time":"2026-02-18T15:33:09","percent_change":-18.0488,"prev_day_close":7.79999995231628},{"option":"SPXW260306C06240000","bid":628.5,"bid_size":3.0,"ask":635.1,"ask_size":3.0,"iv":0.2955,"open_interest":0.0,"volume":0.0,"delta":0.9444,"gamma":0.0003,"vega":1.6235,"theta":-1.2342,"rho":2.5608,"theo":631.714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.399993896484},{"option":"SPXW260306P06240000","bid":9.5,"bid_size":115.0,"ask":9.9,"ask_size":68.0,"iv":0.2943,"open_interest":24.0,"volume":4.0,"delta":-0.0556,"gamma":0.0003,"vega":1.6235,"theta":-1.454,"rho":-0.1686,"theo":9.8034,"change":-4.25,"open":6.3,"high":6.3,"low":6.3,"tick":"down","last_trade_price":6.3,"last_trade_time":"2026-02-18T11:08:44","percent_change":-40.2844,"prev_day_close":8.09999990463257},{"option":"SPXW260306C06250000","bid":619.0,"bid_size":3.0,"ask":626.0,"ask_size":4.0,"iv":0.2948,"open_interest":30.0,"volume":0.0,"delta":0.9425,"gamma":0.0003,"vega":1.6664,"theta":-1.2693,"rho":2.5593,"theo":622.0678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":722.64,"last_trade_time":"2026-02-10T13:53:43","percent_change":0.0,"prev_day_close":640.799987792969},{"option":"SPXW260306P06250000","bid":9.8,"bid_size":122.0,"ask":10.3,"ask_size":79.0,"iv":0.2928,"open_interest":1487.0,"volume":48.0,"delta":-0.0575,"gamma":0.0003,"vega":1.6664,"theta":-1.4855,"rho":-0.1745,"theo":10.1388,"change":-4.05,"open":10.12,"high":10.12,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T12:12:07","percent_change":-36.9863,"prev_day_close":8.40000009536743},{"option":"SPXW260306C06260000","bid":609.4,"bid_size":3.0,"ask":616.1,"ask_size":2.0,"iv":0.2931,"open_interest":0.0,"volume":0.0,"delta":0.9405,"gamma":0.0003,"vega":1.7105,"theta":-1.3052,"rho":2.5577,"theo":612.4363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":631.100006103516},{"option":"SPXW260306P06260000","bid":10.2,"bid_size":108.0,"ask":10.6,"ask_size":66.0,"iv":0.2907,"open_interest":51.0,"volume":0.0,"delta":-0.0595,"gamma":0.0003,"vega":1.7105,"theta":-1.5179,"rho":-0.1805,"theo":10.4888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.1,"last_trade_time":"2026-02-13T16:00:09","percent_change":0.0,"prev_day_close":8.65000009536743},{"option":"SPXW260306C06270000","bid":599.4,"bid_size":3.0,"ask":606.4,"ask_size":3.0,"iv":0.2899,"open_interest":0.0,"volume":0.0,"delta":0.9384,"gamma":0.0003,"vega":1.7561,"theta":-1.342,"rho":2.5558,"theo":602.8201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":621.5},{"option":"SPXW260306P06270000","bid":10.6,"bid_size":71.0,"ask":11.0,"ask_size":65.0,"iv":0.2891,"open_interest":63.0,"volume":0.0,"delta":-0.0616,"gamma":0.0003,"vega":1.7561,"theta":-1.5511,"rho":-0.1867,"theo":10.8541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.89,"last_trade_time":"2026-02-17T16:12:03","percent_change":0.0,"prev_day_close":8.9500002861023},{"option":"SPXW260306C06275000","bid":594.5,"bid_size":3.0,"ask":601.4,"ask_size":3.0,"iv":0.2881,"open_interest":0.0,"volume":0.0,"delta":0.9374,"gamma":0.0003,"vega":1.7795,"theta":-1.3606,"rho":2.5548,"theo":598.018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":616.699981689453},{"option":"SPXW260306P06275000","bid":10.8,"bid_size":46.0,"ask":11.2,"ask_size":72.0,"iv":0.2883,"open_interest":1580.0,"volume":39.0,"delta":-0.0627,"gamma":0.0003,"vega":1.7795,"theta":-1.568,"rho":-0.19,"theo":11.0427,"change":-4.25,"open":7.1,"high":7.6,"low":7.1,"tick":"up","last_trade_price":7.6,"last_trade_time":"2026-02-18T11:48:44","percent_change":-35.865,"prev_day_close":9.09999990463257},{"option":"SPXW260306C06280000","bid":589.9,"bid_size":3.0,"ask":596.6,"ask_size":3.0,"iv":0.2878,"open_interest":0.0,"volume":0.0,"delta":0.9363,"gamma":0.0003,"vega":1.8034,"theta":-1.3795,"rho":2.5537,"theo":593.2199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":611.700012207031},{"option":"SPXW260306P06280000","bid":10.9,"bid_size":108.0,"ask":11.4,"ask_size":66.0,"iv":0.2871,"open_interest":83.0,"volume":40.0,"delta":-0.0638,"gamma":0.0003,"vega":1.8034,"theta":-1.5852,"rho":-0.1933,"theo":11.2355,"change":-1.7,"open":9.33,"high":10.35,"low":7.2,"tick":"up","last_trade_price":10.35,"last_trade_time":"2026-02-18T14:36:18","percent_change":-14.1079,"prev_day_close":9.25},{"option":"SPXW260306C06290000","bid":580.2,"bid_size":3.0,"ask":587.5,"ask_size":3.0,"iv":0.2864,"open_interest":0.0,"volume":0.0,"delta":0.934,"gamma":0.0003,"vega":1.8523,"theta":-1.4179,"rho":2.5512,"theo":583.6365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":601.850006103516},{"option":"SPXW260306P06290000","bid":11.3,"bid_size":105.0,"ask":11.8,"ask_size":65.0,"iv":0.2856,"open_interest":121.0,"volume":1.0,"delta":-0.066,"gamma":0.0003,"vega":1.8523,"theta":-1.62,"rho":-0.2001,"theo":11.6336,"change":-1.95,"open":10.5,"high":10.5,"low":10.5,"tick":"down","last_trade_price":10.5,"last_trade_time":"2026-02-18T14:43:11","percent_change":-15.6627,"prev_day_close":9.59999990463257},{"option":"SPXW260306C06300000","bid":571.1,"bid_size":3.0,"ask":577.4,"ask_size":3.0,"iv":0.285,"open_interest":0.0,"volume":0.0,"delta":0.9317,"gamma":0.0003,"vega":1.9029,"theta":-1.457,"rho":2.5483,"theo":574.0708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.649993896484},{"option":"SPXW260306P06300000","bid":11.8,"bid_size":92.0,"ask":12.2,"ask_size":70.0,"iv":0.2838,"open_interest":4537.0,"volume":1238.0,"delta":-0.0684,"gamma":0.0003,"vega":1.9029,"theta":-1.6556,"rho":-0.2074,"theo":12.0495,"change":-3.33,"open":11.92,"high":11.92,"low":7.89,"tick":"down","last_trade_price":9.57,"last_trade_time":"2026-02-18T15:46:59","percent_change":-25.814,"prev_day_close":9.9500002861023},{"option":"SPXW260306C06310000","bid":561.1,"bid_size":3.0,"ask":567.8,"ask_size":3.0,"iv":0.2819,"open_interest":0.0,"volume":0.0,"delta":0.9292,"gamma":0.0003,"vega":1.9548,"theta":-1.497,"rho":2.5451,"theo":564.5237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":582.849975585938},{"option":"SPXW260306P06310000","bid":12.2,"bid_size":97.0,"ask":12.7,"ask_size":63.0,"iv":0.2821,"open_interest":29.0,"volume":4.0,"delta":-0.0708,"gamma":0.0003,"vega":1.9548,"theta":-1.6921,"rho":-0.2149,"theo":12.4839,"change":-4.95,"open":9.3,"high":9.3,"low":8.4,"tick":"no_change","last_trade_price":8.4,"last_trade_time":"2026-02-18T11:14:19","percent_change":-37.0787,"prev_day_close":10.2999997138977},{"option":"SPXW260306C06320000","bid":551.7,"bid_size":3.0,"ask":558.3,"ask_size":3.0,"iv":0.2805,"open_interest":0.0,"volume":0.0,"delta":0.9267,"gamma":0.0004,"vega":2.0078,"theta":-1.5378,"rho":2.5416,"theo":554.996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.399993896484},{"option":"SPXW260306P06320000","bid":12.7,"bid_size":83.0,"ask":13.1,"ask_size":62.0,"iv":0.2803,"open_interest":40.0,"volume":29.0,"delta":-0.0733,"gamma":0.0004,"vega":2.0078,"theta":-1.7294,"rho":-0.2228,"theo":12.9378,"change":-2.0,"open":10.78,"high":11.85,"low":8.15,"tick":"up","last_trade_price":11.85,"last_trade_time":"2026-02-18T14:36:18","percent_change":-14.4404,"prev_day_close":10.7000002861023},{"option":"SPXW260306C06325000","bid":546.8,"bid_size":3.0,"ask":553.5,"ask_size":3.0,"iv":0.2792,"open_interest":31.0,"volume":0.0,"delta":0.9254,"gamma":0.0004,"vega":2.0347,"theta":-1.5586,"rho":2.5398,"theo":550.2397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":649.59,"last_trade_time":"2026-02-10T13:56:12","percent_change":0.0,"prev_day_close":568.700012207031},{"option":"SPXW260306P06325000","bid":12.9,"bid_size":81.0,"ask":13.3,"ask_size":20.0,"iv":0.2795,"open_interest":845.0,"volume":13.0,"delta":-0.0746,"gamma":0.0004,"vega":2.0347,"theta":-1.7483,"rho":-0.2268,"theo":13.1722,"change":-5.0,"open":9.7,"high":9.7,"low":8.7,"tick":"up","last_trade_price":9.0,"last_trade_time":"2026-02-18T11:48:44","percent_change":-35.7143,"prev_day_close":10.9000000953674},{"option":"SPXW260306C06330000","bid":542.2,"bid_size":3.0,"ask":548.8,"ask_size":3.0,"iv":0.2788,"open_interest":0.0,"volume":0.0,"delta":0.924,"gamma":0.0004,"vega":2.0618,"theta":-1.5795,"rho":2.5378,"theo":545.4885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.700012207031},{"option":"SPXW260306P06330000","bid":13.2,"bid_size":61.0,"ask":13.6,"ask_size":61.0,"iv":0.2784,"open_interest":25.0,"volume":6.0,"delta":-0.076,"gamma":0.0004,"vega":2.0618,"theta":-1.7675,"rho":-0.231,"theo":13.4118,"change":-5.45,"open":9.9,"high":9.9,"low":8.8,"tick":"down","last_trade_price":8.8,"last_trade_time":"2026-02-18T11:12:41","percent_change":-38.2456,"prev_day_close":11.0999999046326},{"option":"SPXW260306C06340000","bid":533.1,"bid_size":3.0,"ask":539.7,"ask_size":2.0,"iv":0.2789,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0004,"vega":2.1168,"theta":-1.6219,"rho":2.5338,"theo":536.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.199981689453},{"option":"SPXW260306P06340000","bid":13.6,"bid_size":92.0,"ask":14.1,"ask_size":61.0,"iv":0.2767,"open_interest":52.0,"volume":4.0,"delta":-0.0787,"gamma":0.0004,"vega":2.1168,"theta":-1.8064,"rho":-0.2394,"theo":13.9069,"change":-5.55,"open":9.55,"high":9.55,"low":8.75,"tick":"up","last_trade_price":9.2,"last_trade_time":"2026-02-18T11:12:07","percent_change":-37.6271,"prev_day_close":11.5},{"option":"SPXW260306C06350000","bid":523.2,"bid_size":3.0,"ask":529.8,"ask_size":3.0,"iv":0.2751,"open_interest":201.0,"volume":0.0,"delta":0.9184,"gamma":0.0004,"vega":2.173,"theta":-1.6651,"rho":2.5294,"theo":526.5371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.799987792969},{"option":"SPXW260306P06350000","bid":14.2,"bid_size":57.0,"ask":14.6,"ask_size":60.0,"iv":0.2751,"open_interest":1214.0,"volume":104.0,"delta":-0.0816,"gamma":0.0004,"vega":2.173,"theta":-1.8461,"rho":-0.2481,"theo":14.4235,"change":-3.48,"open":10.7,"high":12.8,"low":9.4,"tick":"down","last_trade_price":11.82,"last_trade_time":"2026-02-18T16:08:46","percent_change":-22.7451,"prev_day_close":11.9500002861023},{"option":"SPXW260306C06360000","bid":514.2,"bid_size":3.0,"ask":520.8,"ask_size":3.0,"iv":0.2754,"open_interest":0.0,"volume":0.0,"delta":0.9155,"gamma":0.0004,"vega":2.2306,"theta":-1.7091,"rho":2.5248,"theo":517.0944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":535.25},{"option":"SPXW260306P06360000","bid":14.7,"bid_size":49.0,"ask":15.1,"ask_size":20.0,"iv":0.2735,"open_interest":94.0,"volume":24.0,"delta":-0.0846,"gamma":0.0004,"vega":2.2306,"theta":-1.8865,"rho":-0.2571,"theo":14.9623,"change":-4.47,"open":10.25,"high":11.33,"low":10.0,"tick":"no_change","last_trade_price":11.33,"last_trade_time":"2026-02-18T15:56:05","percent_change":-28.2911,"prev_day_close":12.4000000953674},{"option":"SPXW260306C06370000","bid":504.8,"bid_size":3.0,"ask":511.4,"ask_size":4.0,"iv":0.2737,"open_interest":6.0,"volume":0.0,"delta":0.9124,"gamma":0.0004,"vega":2.29,"theta":-1.7538,"rho":2.5198,"theo":507.6747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":525.75},{"option":"SPXW260306P06370000","bid":15.3,"bid_size":48.0,"ask":15.7,"ask_size":20.0,"iv":0.2717,"open_interest":92.0,"volume":7.0,"delta":-0.0876,"gamma":0.0004,"vega":2.29,"theta":-1.9277,"rho":-0.2664,"theo":15.5242,"change":-1.3,"open":15.1,"high":15.1,"low":15.1,"tick":"down","last_trade_price":15.1,"last_trade_time":"2026-02-18T09:31:33","percent_change":-7.92683,"prev_day_close":12.8499999046326},{"option":"SPXW260306C06375000","bid":500.1,"bid_size":3.0,"ask":506.1,"ask_size":3.0,"iv":0.2715,"open_interest":0.0,"volume":0.0,"delta":0.9108,"gamma":0.0004,"vega":2.3203,"theta":-1.7764,"rho":2.5172,"theo":502.9738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":521.350006103516},{"option":"SPXW260306P06375000","bid":15.5,"bid_size":80.0,"ask":16.0,"ask_size":20.0,"iv":0.2709,"open_interest":704.0,"volume":33.0,"delta":-0.0892,"gamma":0.0004,"vega":2.3203,"theta":-1.9486,"rho":-0.2712,"theo":15.8141,"change":-2.7,"open":10.8,"high":14.0,"low":10.2,"tick":"no_change","last_trade_price":14.0,"last_trade_time":"2026-02-18T14:42:01","percent_change":-16.1677,"prev_day_close":13.0999999046326},{"option":"SPXW260306C06380000","bid":495.4,"bid_size":3.0,"ask":501.4,"ask_size":3.0,"iv":0.2706,"open_interest":0.0,"volume":0.0,"delta":0.9092,"gamma":0.0004,"vega":2.3512,"theta":-1.7992,"rho":2.5144,"theo":498.279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":516.100006103516},{"option":"SPXW260306P06380000","bid":15.8,"bid_size":59.0,"ask":16.4,"ask_size":59.0,"iv":0.27,"open_interest":113.0,"volume":25.0,"delta":-0.0908,"gamma":0.0004,"vega":2.3512,"theta":-1.9696,"rho":-0.2762,"theo":16.1101,"change":-4.82,"open":10.64,"high":15.21,"low":10.64,"tick":"no_change","last_trade_price":12.18,"last_trade_time":"2026-02-18T15:56:05","percent_change":-28.3529,"prev_day_close":13.3499999046326},{"option":"SPXW260306C06390000","bid":486.0,"bid_size":3.0,"ask":492.6,"ask_size":3.0,"iv":0.27,"open_interest":0.0,"volume":0.0,"delta":0.9058,"gamma":0.0004,"vega":2.4143,"theta":-1.8453,"rho":2.5086,"theo":488.9084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.75},{"option":"SPXW260306P06390000","bid":16.4,"bid_size":57.0,"ask":17.0,"ask_size":57.0,"iv":0.2683,"open_interest":192.0,"volume":3.0,"delta":-0.0942,"gamma":0.0004,"vega":2.4143,"theta":-2.0121,"rho":-0.2864,"theo":16.721,"change":-4.5,"open":10.35,"high":13.1,"low":10.35,"tick":"up","last_trade_price":13.1,"last_trade_time":"2026-02-18T15:52:33","percent_change":-25.5682,"prev_day_close":13.8499999046326},{"option":"SPXW260306C06400000","bid":476.1,"bid_size":3.0,"ask":482.7,"ask_size":3.0,"iv":0.266,"open_interest":3.0,"volume":0.0,"delta":0.9024,"gamma":0.0005,"vega":2.479,"theta":-1.892,"rho":2.5022,"theo":479.5639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":460.91,"last_trade_time":"2026-02-17T13:22:01","percent_change":0.0,"prev_day_close":497.399993896484},{"option":"SPXW260306P06400000","bid":17.1,"bid_size":48.0,"ask":17.6,"ask_size":43.0,"iv":0.2666,"open_interest":2985.0,"volume":93.0,"delta":-0.0976,"gamma":0.0005,"vega":2.479,"theta":-2.0553,"rho":-0.2972,"theo":17.3581,"change":-3.98,"open":16.7,"high":17.45,"low":10.9,"tick":"down","last_trade_price":14.27,"last_trade_time":"2026-02-18T16:00:17","percent_change":-21.8082,"prev_day_close":14.4000000953674},{"option":"SPXW260306C06410000","bid":466.9,"bid_size":3.0,"ask":473.3,"ask_size":3.0,"iv":0.2644,"open_interest":0.0,"volume":0.0,"delta":0.8988,"gamma":0.0005,"vega":2.5448,"theta":-1.9393,"rho":2.4954,"theo":470.2468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.199996948242},{"option":"SPXW260306P06410000","bid":17.7,"bid_size":54.0,"ask":18.3,"ask_size":55.0,"iv":0.2649,"open_interest":65.0,"volume":3.0,"delta":-0.1013,"gamma":0.0005,"vega":2.5448,"theta":-2.0991,"rho":-0.3084,"theo":18.0225,"change":-7.8,"open":12.35,"high":12.35,"low":11.15,"tick":"down","last_trade_price":11.15,"last_trade_time":"2026-02-18T13:01:35","percent_change":-41.1609,"prev_day_close":14.9500002861023},{"option":"SPXW260306C06420000","bid":457.6,"bid_size":3.0,"ask":464.1,"ask_size":3.0,"iv":0.2628,"open_interest":0.0,"volume":0.0,"delta":0.895,"gamma":0.0005,"vega":2.6115,"theta":-1.9872,"rho":2.4881,"theo":460.958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.350006103516},{"option":"SPXW260306P06420000","bid":18.4,"bid_size":53.0,"ask":19.0,"ask_size":53.0,"iv":0.2632,"open_interest":241.0,"volume":2.0,"delta":-0.105,"gamma":0.0005,"vega":2.6115,"theta":-2.1435,"rho":-0.32,"theo":18.7152,"change":-7.75,"open":11.9,"high":11.9,"low":11.9,"tick":"no_change","last_trade_price":11.9,"last_trade_time":"2026-02-18T12:55:01","percent_change":-39.4402,"prev_day_close":15.5499997138977},{"option":"SPXW260306C06425000","bid":453.1,"bid_size":3.0,"ask":459.9,"ask_size":3.0,"iv":0.2631,"open_interest":0.0,"volume":0.0,"delta":0.8931,"gamma":0.0005,"vega":2.6451,"theta":-2.0114,"rho":2.4844,"theo":456.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":473.699996948242},{"option":"SPXW260306P06425000","bid":18.8,"bid_size":41.0,"ask":19.3,"ask_size":34.0,"iv":0.2623,"open_interest":358.0,"volume":75.0,"delta":-0.1069,"gamma":0.0005,"vega":2.6451,"theta":-2.1659,"rho":-0.3259,"theo":19.0724,"change":-4.7,"open":15.52,"high":15.52,"low":11.79,"tick":"up","last_trade_price":15.3,"last_trade_time":"2026-02-18T16:00:17","percent_change":-23.5,"prev_day_close":15.8499999046326},{"option":"SPXW260306C06430000","bid":448.4,"bid_size":3.0,"ask":455.0,"ask_size":3.0,"iv":0.2616,"open_interest":1.0,"volume":0.0,"delta":0.8912,"gamma":0.0005,"vega":2.6789,"theta":-2.0357,"rho":2.4806,"theo":451.6983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":498.62,"last_trade_time":"2026-02-03T13:59:06","percent_change":0.0,"prev_day_close":469.449996948242},{"option":"SPXW260306P06430000","bid":19.1,"bid_size":51.0,"ask":19.7,"ask_size":34.0,"iv":0.2614,"open_interest":147.0,"volume":1.0,"delta":-0.1089,"gamma":0.0005,"vega":2.6789,"theta":-2.1884,"rho":-0.332,"theo":19.4371,"change":-6.85,"open":13.55,"high":13.55,"low":13.55,"tick":"down","last_trade_price":13.55,"last_trade_time":"2026-02-18T10:26:34","percent_change":-33.5784,"prev_day_close":16.1499996185303},{"option":"SPXW260306C06435000","bid":443.4,"bid_size":2.0,"ask":451.1,"ask_size":2.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8892,"gamma":0.0005,"vega":2.713,"theta":-2.0601,"rho":2.4766,"theo":447.0796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.800003051758},{"option":"SPXW260306P06435000","bid":19.5,"bid_size":28.0,"ask":20.1,"ask_size":28.0,"iv":0.2607,"open_interest":9.0,"volume":7.0,"delta":-0.1108,"gamma":0.0005,"vega":2.713,"theta":-2.211,"rho":-0.3381,"theo":19.8091,"change":-1.55,"open":19.2,"high":19.2,"low":19.2,"tick":"down","last_trade_price":19.2,"last_trade_time":"2026-02-18T09:31:33","percent_change":-7.46988,"prev_day_close":16.4499998092651},{"option":"SPXW260306C06440000","bid":439.2,"bid_size":3.0,"ask":445.5,"ask_size":3.0,"iv":0.2594,"open_interest":0.0,"volume":0.0,"delta":0.8871,"gamma":0.0005,"vega":2.7473,"theta":-2.0846,"rho":2.4726,"theo":442.4684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":459.449996948242},{"option":"SPXW260306P06440000","bid":19.9,"bid_size":39.0,"ask":20.5,"ask_size":50.0,"iv":0.2599,"open_interest":127.0,"volume":3.0,"delta":-0.1129,"gamma":0.0005,"vega":2.7473,"theta":-2.2338,"rho":-0.3442,"theo":20.1887,"change":-5.9,"open":15.57,"high":15.57,"low":15.2,"tick":"down","last_trade_price":15.2,"last_trade_time":"2026-02-18T14:02:31","percent_change":-27.9621,"prev_day_close":16.8000001907349},{"option":"SPXW260306C06445000","bid":434.0,"bid_size":2.0,"ask":441.8,"ask_size":2.0,"iv":0.2586,"open_interest":0.0,"volume":0.0,"delta":0.8851,"gamma":0.0005,"vega":2.7819,"theta":-2.1092,"rho":2.4685,"theo":437.8648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":455.550003051758},{"option":"SPXW260306P06445000","bid":20.3,"bid_size":16.0,"ask":20.9,"ask_size":27.0,"iv":0.2591,"open_interest":1.0,"volume":0.0,"delta":-0.115,"gamma":0.0005,"vega":2.7819,"theta":-2.2566,"rho":-0.3505,"theo":20.576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.5,"last_trade_time":"2026-02-17T15:54:43","percent_change":0.0,"prev_day_close":17.1499996185303},{"option":"SPXW260306C06450000","bid":430.4,"bid_size":3.0,"ask":436.3,"ask_size":3.0,"iv":0.2585,"open_interest":4.0,"volume":0.0,"delta":0.883,"gamma":0.0005,"vega":2.8169,"theta":-2.1339,"rho":2.4643,"theo":433.269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":438.0,"last_trade_time":"2026-01-20T15:36:50","percent_change":0.0,"prev_day_close":450.25},{"option":"SPXW260306P06450000","bid":20.7,"bid_size":16.0,"ask":21.3,"ask_size":48.0,"iv":0.2583,"open_interest":883.0,"volume":71.0,"delta":-0.1171,"gamma":0.0005,"vega":2.8169,"theta":-2.2796,"rho":-0.3569,"theo":20.9709,"change":-3.4,"open":20.19,"high":20.19,"low":13.47,"tick":"down","last_trade_price":18.5,"last_trade_time":"2026-02-18T14:42:01","percent_change":-15.5251,"prev_day_close":17.4499998092651},{"option":"SPXW260306C06455000","bid":425.0,"bid_size":2.0,"ask":432.7,"ask_size":2.0,"iv":0.2568,"open_interest":0.0,"volume":0.0,"delta":0.8808,"gamma":0.0006,"vega":2.8524,"theta":-2.1587,"rho":2.46,"theo":428.6811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":446.199996948242},{"option":"SPXW260306P06455000","bid":21.1,"bid_size":16.0,"ask":21.7,"ask_size":27.0,"iv":0.2574,"open_interest":1.0,"volume":1.0,"delta":-0.1192,"gamma":0.0006,"vega":2.8524,"theta":-2.3026,"rho":-0.3634,"theo":21.3738,"change":-7.4,"open":14.9,"high":14.9,"low":14.9,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-18T10:26:34","percent_change":-33.1839,"prev_day_close":17.8000001907349},{"option":"SPXW260306C06460000","bid":420.8,"bid_size":3.0,"ask":427.1,"ask_size":3.0,"iv":0.2559,"open_interest":0.0,"volume":0.0,"delta":0.8786,"gamma":0.0006,"vega":2.8883,"theta":-2.1836,"rho":2.4556,"theo":424.1011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.849990844727},{"option":"SPXW260306P06460000","bid":21.5,"bid_size":16.0,"ask":22.1,"ask_size":47.0,"iv":0.2565,"open_interest":111.0,"volume":0.0,"delta":-0.1214,"gamma":0.0006,"vega":2.8883,"theta":-2.3257,"rho":-0.3701,"theo":21.7846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.2,"last_trade_time":"2026-02-17T13:37:39","percent_change":0.0,"prev_day_close":18.1499996185303},{"option":"SPXW260306C06465000","bid":415.8,"bid_size":2.0,"ask":423.3,"ask_size":2.0,"iv":0.2553,"open_interest":0.0,"volume":0.0,"delta":0.8764,"gamma":0.0006,"vega":2.9247,"theta":-2.2085,"rho":2.451,"theo":419.5293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":436.75},{"option":"SPXW260306P06465000","bid":21.9,"bid_size":25.0,"ask":22.5,"ask_size":11.0,"iv":0.2556,"open_interest":12.0,"volume":0.0,"delta":-0.1236,"gamma":0.0006,"vega":2.9247,"theta":-2.3489,"rho":-0.3768,"theo":22.2035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.9,"last_trade_time":"2026-02-17T10:51:52","percent_change":0.0,"prev_day_close":18.5},{"option":"SPXW260306C06470000","bid":411.6,"bid_size":3.0,"ask":417.9,"ask_size":3.0,"iv":0.254,"open_interest":0.0,"volume":0.0,"delta":0.8742,"gamma":0.0006,"vega":2.9615,"theta":-2.2335,"rho":2.4462,"theo":414.9658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":431.899993896484},{"option":"SPXW260306P06470000","bid":22.3,"bid_size":45.0,"ask":22.9,"ask_size":31.0,"iv":0.2547,"open_interest":76.0,"volume":0.0,"delta":-0.1259,"gamma":0.0006,"vega":2.9615,"theta":-2.3721,"rho":-0.3838,"theo":22.6308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.3,"last_trade_time":"2026-02-17T10:49:34","percent_change":0.0,"prev_day_close":18.8500003814697},{"option":"SPXW260306C06475000","bid":407.2,"bid_size":3.0,"ask":413.4,"ask_size":3.0,"iv":0.2535,"open_interest":0.0,"volume":0.0,"delta":0.8719,"gamma":0.0006,"vega":2.9988,"theta":-2.2585,"rho":2.4413,"theo":410.4109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":426.949996948242},{"option":"SPXW260306P06475000","bid":22.8,"bid_size":14.0,"ask":23.4,"ask_size":44.0,"iv":0.254,"open_interest":186.0,"volume":6.0,"delta":-0.1282,"gamma":0.0006,"vega":2.9988,"theta":-2.3954,"rho":-0.3909,"theo":23.0666,"change":-8.53,"open":20.79,"high":20.79,"low":15.52,"tick":"down","last_trade_price":15.52,"last_trade_time":"2026-02-18T10:40:32","percent_change":-35.4678,"prev_day_close":19.25},{"option":"SPXW260306C06480000","bid":403.0,"bid_size":3.0,"ask":409.2,"ask_size":3.0,"iv":0.2539,"open_interest":3.0,"volume":1.0,"delta":0.8695,"gamma":0.0006,"vega":3.0364,"theta":-2.2836,"rho":2.4362,"theo":405.8646,"change":43.59,"open":445.54,"high":445.54,"low":445.54,"tick":"up","last_trade_price":445.54,"last_trade_time":"2026-02-18T11:09:53","percent_change":10.8446,"prev_day_close":422.549987792969},{"option":"SPXW260306P06480000","bid":23.2,"bid_size":24.0,"ask":23.8,"ask_size":29.0,"iv":0.253,"open_interest":219.0,"volume":6.0,"delta":-0.1305,"gamma":0.0006,"vega":3.0364,"theta":-2.4187,"rho":-0.3982,"theo":23.5111,"change":-9.16,"open":15.15,"high":15.34,"low":15.15,"tick":"up","last_trade_price":15.34,"last_trade_time":"2026-02-18T11:09:53","percent_change":-37.3878,"prev_day_close":19.5999994277954},{"option":"SPXW260306C06485000","bid":397.6,"bid_size":2.0,"ask":405.1,"ask_size":2.0,"iv":0.252,"open_interest":0.0,"volume":0.0,"delta":0.8671,"gamma":0.0006,"vega":3.0744,"theta":-2.3088,"rho":2.4309,"theo":401.3272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.449996948242},{"option":"SPXW260306P06485000","bid":23.7,"bid_size":14.0,"ask":24.3,"ask_size":24.0,"iv":0.2523,"open_interest":7.0,"volume":4.0,"delta":-0.1329,"gamma":0.0006,"vega":3.0744,"theta":-2.4421,"rho":-0.4056,"theo":23.9645,"change":-9.65,"open":15.3,"high":15.3,"low":15.3,"tick":"no_change","last_trade_price":15.3,"last_trade_time":"2026-02-18T12:53:45","percent_change":-38.6774,"prev_day_close":20.0},{"option":"SPXW260306C06490000","bid":393.5,"bid_size":3.0,"ask":400.2,"ask_size":3.0,"iv":0.2515,"open_interest":2.0,"volume":0.0,"delta":0.8647,"gamma":0.0006,"vega":3.1125,"theta":-2.3339,"rho":2.4255,"theo":396.7988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.15,"last_trade_time":"2026-02-17T13:24:23","percent_change":0.0,"prev_day_close":413.100006103516},{"option":"SPXW260306P06490000","bid":24.1,"bid_size":24.0,"ask":24.8,"ask_size":42.0,"iv":0.2514,"open_interest":280.0,"volume":0.0,"delta":-0.1353,"gamma":0.0006,"vega":3.1125,"theta":-2.4655,"rho":-0.4132,"theo":24.4269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.66,"last_trade_time":"2026-02-17T15:33:13","percent_change":0.0,"prev_day_close":20.4000005722046},{"option":"SPXW260306C06495000","bid":388.6,"bid_size":2.0,"ask":396.1,"ask_size":2.0,"iv":0.2504,"open_interest":0.0,"volume":0.0,"delta":0.8622,"gamma":0.0006,"vega":3.1508,"theta":-2.3591,"rho":2.42,"theo":392.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.150009155273},{"option":"SPXW260306P06495000","bid":24.6,"bid_size":23.0,"ask":25.2,"ask_size":10.0,"iv":0.2505,"open_interest":47.0,"volume":15.0,"delta":-0.1378,"gamma":0.0006,"vega":3.1508,"theta":-2.4889,"rho":-0.421,"theo":24.8985,"change":-7.05,"open":23.9,"high":23.9,"low":15.59,"tick":"up","last_trade_price":18.85,"last_trade_time":"2026-02-18T15:53:23","percent_change":-27.2201,"prev_day_close":20.8000001907349},{"option":"SPXW260306C06500000","bid":384.9,"bid_size":3.0,"ask":391.1,"ask_size":3.0,"iv":0.2504,"open_interest":102.0,"volume":0.0,"delta":0.8597,"gamma":0.0006,"vega":3.1891,"theta":-2.3843,"rho":2.4143,"theo":387.7698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":395.28,"last_trade_time":"2026-02-17T14:05:39","percent_change":0.0,"prev_day_close":404.349990844727},{"option":"SPXW260306P06500000","bid":25.1,"bid_size":13.0,"ask":25.7,"ask_size":34.0,"iv":0.2497,"open_interest":1140.0,"volume":92.0,"delta":-0.1403,"gamma":0.0006,"vega":3.1891,"theta":-2.5123,"rho":-0.4288,"theo":25.3794,"change":-5.4,"open":23.24,"high":24.68,"low":15.6,"tick":"up","last_trade_price":21.0,"last_trade_time":"2026-02-18T16:06:13","percent_change":-20.4545,"prev_day_close":21.1499996185303},{"option":"SPXW260306C06505000","bid":379.6,"bid_size":2.0,"ask":387.1,"ask_size":2.0,"iv":0.2487,"open_interest":0.0,"volume":0.0,"delta":0.8571,"gamma":0.0006,"vega":3.2276,"theta":-2.4095,"rho":2.4085,"theo":383.2694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.0},{"option":"SPXW260306P06505000","bid":25.6,"bid_size":13.0,"ask":26.2,"ask_size":10.0,"iv":0.2489,"open_interest":6.0,"volume":0.0,"delta":-0.1429,"gamma":0.0006,"vega":3.2276,"theta":-2.5358,"rho":-0.4368,"theo":25.8698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":27.8,"last_trade_time":"2026-02-17T15:54:36","percent_change":0.0,"prev_day_close":21.5999994277954},{"option":"SPXW260306C06510000","bid":375.9,"bid_size":3.0,"ask":382.1,"ask_size":3.0,"iv":0.2486,"open_interest":3.0,"volume":0.0,"delta":0.8545,"gamma":0.0006,"vega":3.266,"theta":-2.4347,"rho":2.4027,"theo":378.7786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":365.95,"last_trade_time":"2026-02-17T11:12:26","percent_change":0.0,"prev_day_close":394.899993896484},{"option":"SPXW260306P06510000","bid":26.1,"bid_size":12.0,"ask":26.7,"ask_size":27.0,"iv":0.248,"open_interest":201.0,"volume":6.0,"delta":-0.1455,"gamma":0.0006,"vega":3.266,"theta":-2.5592,"rho":-0.4448,"theo":26.3697,"change":-7.3,"open":26.05,"high":26.05,"low":20.1,"tick":"down","last_trade_price":20.1,"last_trade_time":"2026-02-18T15:55:03","percent_change":-26.6423,"prev_day_close":22.0999994277954},{"option":"SPXW260306C06515000","bid":370.6,"bid_size":2.0,"ask":378.1,"ask_size":2.0,"iv":0.2469,"open_interest":0.0,"volume":0.0,"delta":0.8519,"gamma":0.0007,"vega":3.3046,"theta":-2.4598,"rho":2.3967,"theo":374.2973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":390.899993896484},{"option":"SPXW260306P06515000","bid":26.6,"bid_size":12.0,"ask":27.2,"ask_size":10.0,"iv":0.2471,"open_interest":3.0,"volume":0.0,"delta":-0.1482,"gamma":0.0007,"vega":3.3046,"theta":-2.5826,"rho":-0.453,"theo":26.8793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":31.74,"last_trade_time":"2026-02-17T12:32:09","percent_change":0.0,"prev_day_close":22.5},{"option":"SPXW260306C06520000","bid":367.0,"bid_size":3.0,"ask":373.1,"ask_size":3.0,"iv":0.2469,"open_interest":4.0,"volume":0.0,"delta":0.8492,"gamma":0.0007,"vega":3.3432,"theta":-2.485,"rho":2.3906,"theo":369.8259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":472.22,"last_trade_time":"2026-02-10T09:44:35","percent_change":0.0,"prev_day_close":385.949996948242},{"option":"SPXW260306P06520000","bid":27.1,"bid_size":12.0,"ask":27.7,"ask_size":26.0,"iv":0.2462,"open_interest":103.0,"volume":1.0,"delta":-0.1509,"gamma":0.0007,"vega":3.3432,"theta":-2.6059,"rho":-0.4612,"theo":27.3986,"change":-3.72,"open":24.68,"high":24.68,"low":24.68,"tick":"down","last_trade_price":24.68,"last_trade_time":"2026-02-18T09:41:31","percent_change":-13.0986,"prev_day_close":22.9000005722046},{"option":"SPXW260306C06525000","bid":362.1,"bid_size":3.0,"ask":368.7,"ask_size":3.0,"iv":0.2454,"open_interest":1.0,"volume":0.0,"delta":0.8464,"gamma":0.0007,"vega":3.3821,"theta":-2.51,"rho":2.3844,"theo":365.3642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":371.15,"last_trade_time":"2026-02-17T13:54:13","percent_change":0.0,"prev_day_close":381.25},{"option":"SPXW260306P06525000","bid":27.6,"bid_size":22.0,"ask":28.3,"ask_size":38.0,"iv":0.2454,"open_interest":354.0,"volume":8.0,"delta":-0.1536,"gamma":0.0007,"vega":3.3821,"theta":-2.6293,"rho":-0.4696,"theo":27.9277,"change":-3.88,"open":22.39,"high":25.07,"low":19.08,"tick":"up","last_trade_price":25.07,"last_trade_time":"2026-02-18T14:51:41","percent_change":-13.4024,"prev_day_close":23.3500003814697},{"option":"SPXW260306C06530000","bid":358.1,"bid_size":3.0,"ask":364.2,"ask_size":3.0,"iv":0.2452,"open_interest":0.0,"volume":0.0,"delta":0.8436,"gamma":0.0007,"vega":3.4213,"theta":-2.5351,"rho":2.3781,"theo":360.9125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":376.899993896484},{"option":"SPXW260306P06530000","bid":28.2,"bid_size":12.0,"ask":28.8,"ask_size":26.0,"iv":0.2446,"open_interest":248.0,"volume":11.0,"delta":-0.1564,"gamma":0.0007,"vega":3.4213,"theta":-2.6525,"rho":-0.4781,"theo":28.4668,"change":-5.82,"open":28.1,"high":28.1,"low":23.68,"tick":"down","last_trade_price":23.68,"last_trade_time":"2026-02-18T14:31:31","percent_change":-19.7288,"prev_day_close":23.9000005722046},{"option":"SPXW260306C06535000","bid":352.8,"bid_size":2.0,"ask":360.3,"ask_size":2.0,"iv":0.2435,"open_interest":0.0,"volume":0.0,"delta":0.8408,"gamma":0.0007,"vega":3.4607,"theta":-2.56,"rho":2.3717,"theo":356.4709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.800003051758},{"option":"SPXW260306P06535000","bid":28.7,"bid_size":20.0,"ask":29.4,"ask_size":21.0,"iv":0.2437,"open_interest":7.0,"volume":0.0,"delta":-0.1592,"gamma":0.0007,"vega":3.4607,"theta":-2.6757,"rho":-0.4867,"theo":29.016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":28.08,"last_trade_time":"2026-02-17T14:33:30","percent_change":0.0,"prev_day_close":24.3000001907349},{"option":"SPXW260306C06540000","bid":349.2,"bid_size":3.0,"ask":355.2,"ask_size":3.0,"iv":0.2432,"open_interest":1.0,"volume":0.0,"delta":0.8379,"gamma":0.0007,"vega":3.5006,"theta":-2.5849,"rho":2.365,"theo":352.0396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":360.99,"last_trade_time":"2026-02-17T13:57:10","percent_change":0.0,"prev_day_close":367.849990844727},{"option":"SPXW260306P06540000","bid":29.3,"bid_size":11.0,"ask":29.9,"ask_size":25.0,"iv":0.2428,"open_interest":193.0,"volume":9.0,"delta":-0.1621,"gamma":0.0007,"vega":3.5006,"theta":-2.6989,"rho":-0.4956,"theo":29.5754,"change":-3.6,"open":22.0,"high":27.05,"low":22.0,"tick":"up","last_trade_price":27.05,"last_trade_time":"2026-02-18T15:08:46","percent_change":-11.7455,"prev_day_close":24.8000001907349},{"option":"SPXW260306C06545000","bid":343.8,"bid_size":2.0,"ask":351.5,"ask_size":2.0,"iv":0.2419,"open_interest":1.0,"volume":3.0,"delta":0.835,"gamma":0.0007,"vega":3.5409,"theta":-2.6097,"rho":2.3582,"theo":347.6187,"change":30.28,"open":357.4,"high":374.68,"low":357.4,"tick":"up","last_trade_price":374.68,"last_trade_time":"2026-02-18T15:54:37","percent_change":8.7921,"prev_day_close":363.800003051758},{"option":"SPXW260306P06545000","bid":29.9,"bid_size":11.0,"ask":30.5,"ask_size":9.0,"iv":0.2419,"open_interest":2.0,"volume":6.0,"delta":-0.165,"gamma":0.0007,"vega":3.5409,"theta":-2.7219,"rho":-0.5046,"theo":30.1453,"change":-3.7,"open":29.07,"high":29.07,"low":27.26,"tick":"up","last_trade_price":27.55,"last_trade_time":"2026-02-18T15:00:27","percent_change":-11.84,"prev_day_close":25.3000001907349},{"option":"SPXW260306C06550000","bid":340.0,"bid_size":4.0,"ask":345.9,"ask_size":4.0,"iv":0.2402,"open_interest":44.0,"volume":1.0,"delta":0.832,"gamma":0.0007,"vega":3.5815,"theta":-2.6344,"rho":2.3512,"theo":343.2086,"change":19.26,"open":358.96,"high":358.96,"low":358.96,"tick":"up","last_trade_price":358.96,"last_trade_time":"2026-02-18T09:55:51","percent_change":5.66971,"prev_day_close":359.0},{"option":"SPXW260306P06550000","bid":30.4,"bid_size":22.0,"ask":31.1,"ask_size":28.0,"iv":0.241,"open_interest":1742.0,"volume":556.0,"delta":-0.168,"gamma":0.0007,"vega":3.5815,"theta":-2.7448,"rho":-0.5138,"theo":30.7259,"change":5.6,"open":29.14,"high":30.11,"low":19.64,"tick":"up","last_trade_price":25.52,"last_trade_time":"2026-02-18T16:08:46","percent_change":21.7054,"prev_day_close":25.8000001907349},{"option":"SPXW260306C06555000","bid":335.1,"bid_size":2.0,"ask":342.6,"ask_size":2.0,"iv":0.2399,"open_interest":1.0,"volume":0.0,"delta":0.829,"gamma":0.0008,"vega":3.6225,"theta":-2.6589,"rho":2.344,"theo":338.8093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.42,"last_trade_time":"2026-02-17T11:16:36","percent_change":0.0,"prev_day_close":354.700012207031},{"option":"SPXW260306P06555000","bid":31.0,"bid_size":20.0,"ask":31.7,"ask_size":20.0,"iv":0.2402,"open_interest":44.0,"volume":26.0,"delta":-0.1711,"gamma":0.0008,"vega":3.6225,"theta":-2.7676,"rho":-0.5232,"theo":31.3175,"change":-8.45,"open":29.69,"high":29.69,"low":24.0,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-18T13:44:10","percent_change":-26.0401,"prev_day_close":26.3000001907349},{"option":"SPXW260306C06560000","bid":331.2,"bid_size":4.0,"ask":337.6,"ask_size":4.0,"iv":0.2392,"open_interest":52.0,"volume":2.0,"delta":0.8259,"gamma":0.0008,"vega":3.6636,"theta":-2.6834,"rho":2.3365,"theo":334.4213,"change":13.77,"open":344.3,"high":344.3,"low":344.22,"tick":"down","last_trade_price":344.22,"last_trade_time":"2026-02-18T15:32:05","percent_change":4.16705,"prev_day_close":349.75},{"option":"SPXW260306P06560000","bid":31.6,"bid_size":20.0,"ask":32.3,"ask_size":23.0,"iv":0.2393,"open_interest":236.0,"volume":12.0,"delta":-0.1742,"gamma":0.0008,"vega":3.6636,"theta":-2.7902,"rho":-0.5329,"theo":31.9202,"change":-4.54,"open":30.6,"high":30.6,"low":24.8,"tick":"down","last_trade_price":28.51,"last_trade_time":"2026-02-18T15:32:05","percent_change":-13.7368,"prev_day_close":26.8500003814697},{"option":"SPXW260306C06565000","bid":326.3,"bid_size":2.0,"ask":334.1,"ask_size":2.0,"iv":0.2383,"open_interest":0.0,"volume":0.0,"delta":0.8227,"gamma":0.0008,"vega":3.705,"theta":-2.7076,"rho":2.3288,"theo":330.0447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.949996948242},{"option":"SPXW260306P06565000","bid":32.2,"bid_size":20.0,"ask":32.9,"ask_size":9.0,"iv":0.2384,"open_interest":4.0,"volume":0.0,"delta":-0.1773,"gamma":0.0008,"vega":3.705,"theta":-2.8128,"rho":-0.5427,"theo":32.5344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.63,"last_trade_time":"2026-02-13T16:05:54","percent_change":0.0,"prev_day_close":27.4000005722046},{"option":"SPXW260306C06570000","bid":322.5,"bid_size":4.0,"ask":328.4,"ask_size":4.0,"iv":0.2368,"open_interest":50.0,"volume":0.0,"delta":0.8195,"gamma":0.0008,"vega":3.7463,"theta":-2.7318,"rho":2.321,"theo":325.6798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":390.32,"last_trade_time":"2026-02-06T14:44:57","percent_change":0.0,"prev_day_close":340.949996948242},{"option":"SPXW260306P06570000","bid":32.9,"bid_size":11.0,"ask":33.6,"ask_size":34.0,"iv":0.2377,"open_interest":221.0,"volume":5.0,"delta":-0.1805,"gamma":0.0008,"vega":3.7463,"theta":-2.8351,"rho":-0.5527,"theo":33.1603,"change":-6.1,"open":24.18,"high":28.2,"low":24.18,"tick":"up","last_trade_price":28.2,"last_trade_time":"2026-02-18T14:31:48","percent_change":-17.7843,"prev_day_close":27.9000005722046},{"option":"SPXW260306C06575000","bid":318.1,"bid_size":4.0,"ask":324.0,"ask_size":4.0,"iv":0.2358,"open_interest":60.0,"volume":0.0,"delta":0.8163,"gamma":0.0008,"vega":3.7876,"theta":-2.7557,"rho":2.313,"theo":321.3267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":413.69,"last_trade_time":"2026-02-10T13:56:12","percent_change":0.0,"prev_day_close":336.649993896484},{"option":"SPXW260306P06575000","bid":33.5,"bid_size":11.0,"ask":34.2,"ask_size":33.0,"iv":0.2367,"open_interest":404.0,"volume":18.0,"delta":-0.1838,"gamma":0.0008,"vega":3.7876,"theta":-2.8573,"rho":-0.5629,"theo":33.7979,"change":-5.17,"open":32.45,"high":32.45,"low":21.46,"tick":"up","last_trade_price":29.83,"last_trade_time":"2026-02-18T14:36:09","percent_change":-14.7714,"prev_day_close":28.4499998092651},{"option":"SPXW260306C06580000","bid":314.1,"bid_size":4.0,"ask":320.1,"ask_size":4.0,"iv":0.2359,"open_interest":1.0,"volume":0.0,"delta":0.813,"gamma":0.0008,"vega":3.8288,"theta":-2.7795,"rho":2.3049,"theo":316.9855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":300.3,"last_trade_time":"2026-02-13T15:36:36","percent_change":0.0,"prev_day_close":332.25},{"option":"SPXW260306P06580000","bid":34.2,"bid_size":11.0,"ask":34.9,"ask_size":33.0,"iv":0.2359,"open_interest":302.0,"volume":123.0,"delta":-0.1871,"gamma":0.0008,"vega":3.8288,"theta":-2.8793,"rho":-0.5732,"theo":34.4476,"change":-6.35,"open":25.68,"high":29.3,"low":22.2,"tick":"up","last_trade_price":29.3,"last_trade_time":"2026-02-18T14:31:48","percent_change":-17.8121,"prev_day_close":29.0499992370606},{"option":"SPXW260306C06585000","bid":309.0,"bid_size":6.0,"ask":316.5,"ask_size":6.0,"iv":0.2347,"open_interest":0.0,"volume":0.0,"delta":0.8096,"gamma":0.0008,"vega":3.8698,"theta":-2.8031,"rho":2.2967,"theo":312.6565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":328.100006103516},{"option":"SPXW260306P06585000","bid":34.8,"bid_size":11.0,"ask":35.5,"ask_size":9.0,"iv":0.2348,"open_interest":7.0,"volume":0.0,"delta":-0.1904,"gamma":0.0008,"vega":3.8698,"theta":-2.9011,"rho":-0.5836,"theo":35.1093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.6,"last_trade_time":"2026-02-17T15:53:15","percent_change":0.0,"prev_day_close":29.5999994277954},{"option":"SPXW260306C06590000","bid":305.5,"bid_size":4.0,"ask":311.0,"ask_size":4.0,"iv":0.2336,"open_interest":0.0,"volume":0.0,"delta":0.8062,"gamma":0.0008,"vega":3.9107,"theta":-2.8264,"rho":2.2883,"theo":308.3397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":323.400009155273},{"option":"SPXW260306P06590000","bid":35.5,"bid_size":10.0,"ask":36.2,"ask_size":32.0,"iv":0.234,"open_interest":485.0,"volume":403.0,"delta":-0.1938,"gamma":0.0008,"vega":3.9107,"theta":-2.9227,"rho":-0.5942,"theo":35.7833,"change":-9.65,"open":26.69,"high":27.8,"low":23.7,"tick":"down","last_trade_price":27.35,"last_trade_time":"2026-02-18T14:11:23","percent_change":-26.0811,"prev_day_close":30.1999998092651},{"option":"SPXW260306C06595000","bid":300.4,"bid_size":6.0,"ask":307.9,"ask_size":6.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8027,"gamma":0.0008,"vega":3.9516,"theta":-2.8496,"rho":2.2798,"theo":304.0353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.25},{"option":"SPXW260306P06595000","bid":36.2,"bid_size":10.0,"ask":36.9,"ask_size":19.0,"iv":0.2331,"open_interest":25.0,"volume":1.0,"delta":-0.1973,"gamma":0.0008,"vega":3.9516,"theta":-2.9441,"rho":-0.6048,"theo":36.4697,"change":-13.33,"open":24.37,"high":24.37,"low":24.37,"tick":"down","last_trade_price":24.37,"last_trade_time":"2026-02-18T11:12:46","percent_change":-35.3581,"prev_day_close":30.8000001907349},{"option":"SPXW260306C06600000","bid":296.9,"bid_size":4.0,"ask":302.8,"ask_size":4.0,"iv":0.2323,"open_interest":16.0,"volume":0.0,"delta":0.7992,"gamma":0.0009,"vega":3.9924,"theta":-2.8725,"rho":2.2713,"theo":299.7434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":293.73,"last_trade_time":"2026-02-17T11:28:05","percent_change":0.0,"prev_day_close":314.800003051758},{"option":"SPXW260306P06600000","bid":36.9,"bid_size":10.0,"ask":37.6,"ask_size":35.0,"iv":0.2322,"open_interest":1453.0,"volume":524.0,"delta":-0.2008,"gamma":0.0009,"vega":3.9924,"theta":-2.9652,"rho":-0.6156,"theo":37.1685,"change":6.5,"open":37.3,"high":37.3,"low":23.75,"tick":"up","last_trade_price":29.0,"last_trade_time":"2026-02-18T15:56:26","percent_change":20.7006,"prev_day_close":31.4000005722046},{"option":"SPXW260306C06605000","bid":291.8,"bid_size":6.0,"ask":299.3,"ask_size":6.0,"iv":0.2311,"open_interest":0.0,"volume":0.0,"delta":0.7956,"gamma":0.0009,"vega":4.0334,"theta":-2.8951,"rho":2.2625,"theo":295.4641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":310.550003051758},{"option":"SPXW260306P06605000","bid":37.6,"bid_size":10.0,"ask":38.3,"ask_size":19.0,"iv":0.2313,"open_interest":4.0,"volume":1.0,"delta":-0.2044,"gamma":0.0009,"vega":4.0334,"theta":-2.9861,"rho":-0.6265,"theo":37.8799,"change":-8.55,"open":30.6,"high":30.6,"low":30.6,"tick":"down","last_trade_price":30.6,"last_trade_time":"2026-02-18T14:29:22","percent_change":-21.8391,"prev_day_close":32.0499992370606},{"option":"SPXW260306C06610000","bid":288.1,"bid_size":4.0,"ask":294.3,"ask_size":4.0,"iv":0.2302,"open_interest":1.0,"volume":1.0,"delta":0.7919,"gamma":0.0009,"vega":4.0746,"theta":-2.9175,"rho":2.2535,"theo":291.1976,"change":34.86,"open":322.71,"high":322.71,"low":322.71,"tick":"down","last_trade_price":322.71,"last_trade_time":"2026-02-18T13:37:35","percent_change":12.1105,"prev_day_close":306.0},{"option":"SPXW260306P06610000","bid":38.3,"bid_size":10.0,"ask":39.0,"ask_size":21.0,"iv":0.2303,"open_interest":413.0,"volume":51.0,"delta":-0.2081,"gamma":0.0009,"vega":4.0746,"theta":-3.0067,"rho":-0.6377,"theo":38.6043,"change":-6.03,"open":38.42,"high":38.92,"low":25.25,"tick":"no_change","last_trade_price":33.82,"last_trade_time":"2026-02-18T15:04:00","percent_change":-15.1317,"prev_day_close":32.7000007629394},{"option":"SPXW260306C06615000","bid":283.3,"bid_size":6.0,"ask":290.8,"ask_size":6.0,"iv":0.2293,"open_interest":2.0,"volume":0.0,"delta":0.7882,"gamma":0.0009,"vega":4.1159,"theta":-2.9396,"rho":2.2444,"theo":286.9442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":294.25,"last_trade_time":"2026-02-17T14:26:52","percent_change":0.0,"prev_day_close":301.800003051758},{"option":"SPXW260306P06615000","bid":39.1,"bid_size":10.0,"ask":39.8,"ask_size":19.0,"iv":0.2294,"open_interest":12.0,"volume":24.0,"delta":-0.2118,"gamma":0.0009,"vega":4.1159,"theta":-3.0271,"rho":-0.649,"theo":39.3417,"change":-14.92,"open":26.24,"high":26.34,"low":25.73,"tick":"down","last_trade_price":25.73,"last_trade_time":"2026-02-18T13:00:42","percent_change":-36.7036,"prev_day_close":33.2999992370606},{"option":"SPXW260306C06620000","bid":280.0,"bid_size":4.0,"ask":285.7,"ask_size":4.0,"iv":0.2287,"open_interest":0.0,"volume":0.0,"delta":0.7845,"gamma":0.0009,"vega":4.1575,"theta":-2.9614,"rho":2.2349,"theo":282.7043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.71,"last_trade_time":"2026-02-17T14:58:45","percent_change":0.0,"prev_day_close":297.25},{"option":"SPXW260306P06620000","bid":39.8,"bid_size":10.0,"ask":40.5,"ask_size":19.0,"iv":0.2286,"open_interest":359.0,"volume":40.0,"delta":-0.2156,"gamma":0.0009,"vega":4.1575,"theta":-3.0471,"rho":-0.6606,"theo":40.0925,"change":-6.14,"open":40.18,"high":40.18,"low":25.7,"tick":"down","last_trade_price":35.31,"last_trade_time":"2026-02-18T15:35:05","percent_change":-14.813,"prev_day_close":34.0},{"option":"SPXW260306C06625000","bid":275.4,"bid_size":4.0,"ask":281.5,"ask_size":4.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":0.7806,"gamma":0.0009,"vega":4.1993,"theta":-2.9828,"rho":2.2252,"theo":278.478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.949996948242},{"option":"SPXW260306P06625000","bid":40.6,"bid_size":10.0,"ask":41.3,"ask_size":29.0,"iv":0.2276,"open_interest":532.0,"volume":20.0,"delta":-0.2194,"gamma":0.0009,"vega":4.1993,"theta":-3.0668,"rho":-0.6725,"theo":40.857,"change":-9.1,"open":37.8,"high":38.65,"low":27.15,"tick":"down","last_trade_price":33.05,"last_trade_time":"2026-02-18T15:48:07","percent_change":-21.5896,"prev_day_close":34.6499996185303},{"option":"SPXW260306C06630000","bid":271.3,"bid_size":4.0,"ask":277.0,"ask_size":4.0,"iv":0.2262,"open_interest":0.0,"volume":0.0,"delta":0.7767,"gamma":0.0009,"vega":4.2412,"theta":-3.004,"rho":2.2153,"theo":274.2659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":288.550003051758},{"option":"SPXW260306P06630000","bid":41.3,"bid_size":18.0,"ask":42.1,"ask_size":29.0,"iv":0.2266,"open_interest":163.0,"volume":11.0,"delta":-0.2233,"gamma":0.0009,"vega":4.2412,"theta":-3.0862,"rho":-0.6847,"theo":41.6356,"change":-15.63,"open":41.97,"high":41.97,"low":27.37,"tick":"down","last_trade_price":27.37,"last_trade_time":"2026-02-18T12:55:15","percent_change":-36.3488,"prev_day_close":35.3499984741211},{"option":"SPXW260306C06635000","bid":266.4,"bid_size":6.0,"ask":273.9,"ask_size":6.0,"iv":0.2255,"open_interest":30.0,"volume":0.0,"delta":0.7728,"gamma":0.001,"vega":4.2831,"theta":-3.0247,"rho":2.2051,"theo":270.0681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":274.24,"last_trade_time":"2026-02-17T14:18:49","percent_change":0.0,"prev_day_close":284.550003051758},{"option":"SPXW260306P06635000","bid":42.1,"bid_size":18.0,"ask":42.9,"ask_size":18.0,"iv":0.2257,"open_interest":29.0,"volume":9.0,"delta":-0.2272,"gamma":0.001,"vega":4.2831,"theta":-3.1052,"rho":-0.6971,"theo":42.4287,"change":-7.25,"open":42.0,"high":42.0,"low":36.6,"tick":"down","last_trade_price":36.6,"last_trade_time":"2026-02-18T09:55:55","percent_change":-16.5336,"prev_day_close":36.0499992370606},{"option":"SPXW260306C06640000","bid":262.9,"bid_size":4.0,"ask":268.9,"ask_size":4.0,"iv":0.2246,"open_interest":2.0,"volume":2.0,"delta":0.7688,"gamma":0.001,"vega":4.3249,"theta":-3.0451,"rho":2.1946,"theo":265.8851,"change":31.95,"open":295.06,"high":295.06,"low":294.65,"tick":"down","last_trade_price":294.65,"last_trade_time":"2026-02-18T10:31:08","percent_change":12.1622,"prev_day_close":280.100006103516},{"option":"SPXW260306P06640000","bid":42.9,"bid_size":18.0,"ask":43.7,"ask_size":28.0,"iv":0.2247,"open_interest":280.0,"volume":23.0,"delta":-0.2313,"gamma":0.001,"vega":4.3249,"theta":-3.1238,"rho":-0.7097,"theo":43.2364,"change":-10.5,"open":40.2,"high":40.2,"low":29.41,"tick":"up","last_trade_price":34.15,"last_trade_time":"2026-02-18T15:57:27","percent_change":-23.5162,"prev_day_close":36.75},{"option":"SPXW260306C06645000","bid":258.1,"bid_size":6.0,"ask":265.6,"ask_size":6.0,"iv":0.2237,"open_interest":1.0,"volume":1.0,"delta":0.7647,"gamma":0.001,"vega":4.3664,"theta":-3.0651,"rho":2.184,"theo":261.717,"change":15.73,"open":274.48,"high":274.48,"low":274.48,"tick":"up","last_trade_price":274.48,"last_trade_time":"2026-02-18T14:40:53","percent_change":6.07923,"prev_day_close":275.949996948242},{"option":"SPXW260306P06645000","bid":43.8,"bid_size":10.0,"ask":44.5,"ask_size":18.0,"iv":0.2238,"open_interest":6.0,"volume":1.0,"delta":-0.2354,"gamma":0.001,"vega":4.3664,"theta":-3.142,"rho":-0.7225,"theo":44.0591,"change":-16.13,"open":29.37,"high":29.37,"low":29.37,"tick":"down","last_trade_price":29.37,"last_trade_time":"2026-02-18T12:07:42","percent_change":-35.4506,"prev_day_close":37.5},{"option":"SPXW260306C06650000","bid":254.6,"bid_size":7.0,"ask":260.5,"ask_size":7.0,"iv":0.2226,"open_interest":24.0,"volume":2.0,"delta":0.7605,"gamma":0.001,"vega":4.4075,"theta":-3.0847,"rho":2.1732,"theo":257.5641,"change":36.21,"open":288.39,"high":290.51,"low":288.39,"tick":"up","last_trade_price":290.51,"last_trade_time":"2026-02-18T10:44:10","percent_change":14.2391,"prev_day_close":271.5},{"option":"SPXW260306P06650000","bid":44.6,"bid_size":10.0,"ask":45.3,"ask_size":14.0,"iv":0.2229,"open_interest":1594.0,"volume":256.0,"delta":-0.2395,"gamma":0.001,"vega":4.4075,"theta":-3.1598,"rho":-0.7355,"theo":44.897,"change":-1.98,"open":44.67,"high":44.67,"low":30.24,"tick":"up","last_trade_price":38.3,"last_trade_time":"2026-02-18T16:12:42","percent_change":-5.18325,"prev_day_close":38.2000007629394},{"option":"SPXW260306C06655000","bid":249.8,"bid_size":6.0,"ask":257.3,"ask_size":6.0,"iv":0.2218,"open_interest":1.0,"volume":0.0,"delta":0.7563,"gamma":0.001,"vega":4.4482,"theta":-3.1039,"rho":2.1622,"theo":253.4266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":270.63,"last_trade_time":"2026-02-13T13:29:46","percent_change":0.0,"prev_day_close":267.5},{"option":"SPXW260306P06655000","bid":45.4,"bid_size":18.0,"ask":46.2,"ask_size":18.0,"iv":0.2218,"open_interest":22.0,"volume":11.0,"delta":-0.2437,"gamma":0.001,"vega":4.4482,"theta":-3.1772,"rho":-0.7487,"theo":45.7503,"change":-11.35,"open":43.4,"high":43.4,"low":32.8,"tick":"down","last_trade_price":35.9,"last_trade_time":"2026-02-18T15:54:18","percent_change":-24.0212,"prev_day_close":38.9500007629394},{"option":"SPXW260306C06660000","bid":246.4,"bid_size":7.0,"ask":252.2,"ask_size":7.0,"iv":0.2207,"open_interest":41.0,"volume":2.0,"delta":0.752,"gamma":0.001,"vega":4.4886,"theta":-3.1226,"rho":2.1512,"theo":249.3047,"change":12.26,"open":272.24,"high":272.24,"low":258.46,"tick":"down","last_trade_price":258.46,"last_trade_time":"2026-02-18T15:36:45","percent_change":4.97969,"prev_day_close":263.149993896484},{"option":"SPXW260306P06660000","bid":46.3,"bid_size":18.0,"ask":47.1,"ask_size":28.0,"iv":0.2209,"open_interest":203.0,"volume":12.0,"delta":-0.248,"gamma":0.001,"vega":4.4886,"theta":-3.1942,"rho":-0.7619,"theo":46.6191,"change":-11.45,"open":45.22,"high":45.22,"low":32.75,"tick":"down","last_trade_price":36.7,"last_trade_time":"2026-02-18T15:53:18","percent_change":-23.7799,"prev_day_close":39.75},{"option":"SPXW260306C06665000","bid":241.5,"bid_size":6.0,"ask":249.0,"ask_size":6.0,"iv":0.2197,"open_interest":1.0,"volume":0.0,"delta":0.7476,"gamma":0.001,"vega":4.5286,"theta":-3.1408,"rho":2.14,"theo":245.1984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.73,"last_trade_time":"2026-02-17T14:46:38","percent_change":0.0,"prev_day_close":259.150009155273},{"option":"SPXW260306P06665000","bid":47.2,"bid_size":17.0,"ask":48.0,"ask_size":17.0,"iv":0.22,"open_interest":68.0,"volume":61.0,"delta":-0.2524,"gamma":0.001,"vega":4.5286,"theta":-3.2107,"rho":-0.7753,"theo":47.5035,"change":-10.75,"open":44.8,"high":44.8,"low":34.3,"tick":"up","last_trade_price":38.3,"last_trade_time":"2026-02-18T14:13:39","percent_change":-21.9164,"prev_day_close":40.5},{"option":"SPXW260306C06670000","bid":238.2,"bid_size":7.0,"ask":244.0,"ask_size":7.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.7432,"gamma":0.001,"vega":4.5684,"theta":-3.1586,"rho":2.1286,"theo":241.1079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.849998474121},{"option":"SPXW260306P06670000","bid":48.1,"bid_size":17.0,"ask":48.9,"ask_size":26.0,"iv":0.219,"open_interest":217.0,"volume":17.0,"delta":-0.2568,"gamma":0.001,"vega":4.5684,"theta":-3.2267,"rho":-0.7888,"theo":48.4039,"change":-3.43,"open":50.1,"high":50.1,"low":33.86,"tick":"up","last_trade_price":46.52,"last_trade_time":"2026-02-18T15:15:50","percent_change":-6.86686,"prev_day_close":41.2999992370606},{"option":"SPXW260306C06675000","bid":234.2,"bid_size":7.0,"ask":239.9,"ask_size":7.0,"iv":0.2179,"open_interest":14.0,"volume":19.0,"delta":0.7387,"gamma":0.0011,"vega":4.608,"theta":-3.1759,"rho":2.117,"theo":237.0336,"change":11.52,"open":267.76,"high":274.45,"low":245.17,"tick":"down","last_trade_price":245.17,"last_trade_time":"2026-02-18T15:31:26","percent_change":4.93045,"prev_day_close":250.950004577637},{"option":"SPXW260306P06675000","bid":49.0,"bid_size":17.0,"ask":49.8,"ask_size":26.0,"iv":0.218,"open_interest":304.0,"volume":58.0,"delta":-0.2613,"gamma":0.0011,"vega":4.608,"theta":-3.2423,"rho":-0.8026,"theo":49.3204,"change":-7.45,"open":45.93,"high":45.93,"low":32.15,"tick":"down","last_trade_price":43.5,"last_trade_time":"2026-02-18T15:37:06","percent_change":-14.6222,"prev_day_close":42.1000003814697},{"option":"SPXW260306C06680000","bid":230.2,"bid_size":7.0,"ask":235.6,"ask_size":7.0,"iv":0.2167,"open_interest":5.0,"volume":0.0,"delta":0.7341,"gamma":0.0011,"vega":4.6476,"theta":-3.1927,"rho":2.1052,"theo":232.9757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":227.23,"last_trade_time":"2026-02-13T10:46:53","percent_change":0.0,"prev_day_close":246.449996948242},{"option":"SPXW260306P06680000","bid":49.9,"bid_size":17.0,"ask":50.7,"ask_size":18.0,"iv":0.2169,"open_interest":148.0,"volume":12.0,"delta":-0.2659,"gamma":0.0011,"vega":4.6476,"theta":-3.2573,"rho":-0.8166,"theo":50.2532,"change":-12.59,"open":48.77,"high":48.77,"low":39.26,"tick":"down","last_trade_price":39.26,"last_trade_time":"2026-02-18T15:53:24","percent_change":-24.2816,"prev_day_close":42.9500007629394},{"option":"SPXW260306C06685000","bid":225.3,"bid_size":6.0,"ask":232.8,"ask_size":6.0,"iv":0.2159,"open_interest":7.0,"volume":2.0,"delta":0.7295,"gamma":0.0011,"vega":4.6872,"theta":-3.209,"rho":2.0931,"theo":228.9346,"change":23.9,"open":238.07,"high":250.15,"low":238.07,"tick":"up","last_trade_price":250.15,"last_trade_time":"2026-02-18T15:53:37","percent_change":10.5635,"prev_day_close":242.450004577637},{"option":"SPXW260306P06685000","bid":50.9,"bid_size":9.0,"ask":51.7,"ask_size":17.0,"iv":0.2161,"open_interest":73.0,"volume":20.0,"delta":-0.2706,"gamma":0.0011,"vega":4.6872,"theta":-3.2717,"rho":-0.8309,"theo":51.2029,"change":-12.0,"open":48.85,"high":48.85,"low":36.9,"tick":"down","last_trade_price":40.85,"last_trade_time":"2026-02-18T15:53:37","percent_change":-22.7058,"prev_day_close":43.7999992370606},{"option":"SPXW260306C06690000","bid":222.1,"bid_size":7.0,"ask":227.4,"ask_size":7.0,"iv":0.2145,"open_interest":11.0,"volume":11.0,"delta":0.7248,"gamma":0.0011,"vega":4.7267,"theta":-3.2246,"rho":2.0806,"theo":224.9107,"change":11.14,"open":258.58,"high":258.58,"low":232.79,"tick":"down","last_trade_price":232.79,"last_trade_time":"2026-02-18T15:31:50","percent_change":5.02594,"prev_day_close":238.199996948242},{"option":"SPXW260306P06690000","bid":51.9,"bid_size":9.0,"ask":52.6,"ask_size":22.0,"iv":0.215,"open_interest":1258.0,"volume":63.0,"delta":-0.2753,"gamma":0.0011,"vega":4.7267,"theta":-3.2856,"rho":-0.8456,"theo":52.1698,"change":-12.65,"open":49.71,"high":51.51,"low":34.38,"tick":"up","last_trade_price":41.2,"last_trade_time":"2026-02-18T15:54:14","percent_change":-23.4912,"prev_day_close":44.6500015258789},{"option":"SPXW260306C06695000","bid":217.3,"bid_size":6.0,"ask":224.8,"ask_size":6.0,"iv":0.214,"open_interest":6.0,"volume":7.0,"delta":0.72,"gamma":0.0011,"vega":4.7661,"theta":-3.2397,"rho":2.0678,"theo":220.9045,"change":18.5,"open":236.57,"high":236.8,"low":229.34,"tick":"up","last_trade_price":236.8,"last_trade_time":"2026-02-18T15:46:51","percent_change":8.47458,"prev_day_close":234.150001525879},{"option":"SPXW260306P06695000","bid":52.8,"bid_size":16.0,"ask":53.6,"ask_size":9.0,"iv":0.214,"open_interest":74.0,"volume":12.0,"delta":-0.2801,"gamma":0.0011,"vega":4.7661,"theta":-3.299,"rho":-0.8605,"theo":53.1544,"change":-10.8,"open":50.7,"high":50.7,"low":37.97,"tick":"down","last_trade_price":44.1,"last_trade_time":"2026-02-18T15:46:51","percent_change":-19.6721,"prev_day_close":45.5499992370606},{"option":"SPXW260306C06700000","bid":214.2,"bid_size":7.0,"ask":219.3,"ask_size":7.0,"iv":0.2125,"open_interest":96.0,"volume":3.0,"delta":0.7151,"gamma":0.0011,"vega":4.8052,"theta":-3.2542,"rho":2.0547,"theo":216.9165,"change":30.59,"open":230.23,"high":244.39,"low":230.23,"tick":"up","last_trade_price":244.39,"last_trade_time":"2026-02-18T11:57:10","percent_change":14.3078,"prev_day_close":230.0},{"option":"SPXW260306P06700000","bid":53.8,"bid_size":16.0,"ask":54.6,"ask_size":17.0,"iv":0.213,"open_interest":4805.0,"volume":807.0,"delta":-0.285,"gamma":0.0011,"vega":4.8052,"theta":-3.3117,"rho":-0.8758,"theo":54.1571,"change":-9.45,"open":50.0,"high":51.8,"low":35.83,"tick":"up","last_trade_price":46.5,"last_trade_time":"2026-02-18T16:12:42","percent_change":-16.8901,"prev_day_close":46.3999996185303},{"option":"SPXW260306C06705000","bid":209.2,"bid_size":6.0,"ask":216.9,"ask_size":6.0,"iv":0.2121,"open_interest":12.0,"volume":20.0,"delta":0.7101,"gamma":0.0011,"vega":4.8438,"theta":-3.268,"rho":2.0413,"theo":212.947,"change":24.68,"open":233.27,"high":242.85,"low":233.27,"tick":"down","last_trade_price":235.08,"last_trade_time":"2026-02-18T15:55:55","percent_change":11.73,"prev_day_close":225.950004577637},{"option":"SPXW260306P06705000","bid":54.8,"bid_size":16.0,"ask":55.6,"ask_size":9.0,"iv":0.2121,"open_interest":58.0,"volume":33.0,"delta":-0.2899,"gamma":0.0011,"vega":4.8438,"theta":-3.3237,"rho":-0.8914,"theo":55.1783,"change":-13.26,"open":53.78,"high":53.78,"low":37.83,"tick":"up","last_trade_price":43.74,"last_trade_time":"2026-02-18T15:55:55","percent_change":-23.2632,"prev_day_close":47.3499984741211},{"option":"SPXW260306C06710000","bid":206.3,"bid_size":7.0,"ask":211.7,"ask_size":7.0,"iv":0.2108,"open_interest":28.0,"volume":13.0,"delta":0.7051,"gamma":0.0012,"vega":4.8819,"theta":-3.2812,"rho":2.0277,"theo":208.9964,"change":24.85,"open":230.6,"high":236.65,"low":230.5,"tick":"down","last_trade_price":230.75,"last_trade_time":"2026-02-18T15:57:20","percent_change":12.069,"prev_day_close":221.800003051758},{"option":"SPXW260306P06710000","bid":55.9,"bid_size":16.0,"ask":56.7,"ask_size":28.0,"iv":0.211,"open_interest":1379.0,"volume":41.0,"delta":-0.2949,"gamma":0.0012,"vega":4.8819,"theta":-3.3352,"rho":-0.9072,"theo":56.2185,"change":-10.55,"open":54.9,"high":54.9,"low":41.3,"tick":"up","last_trade_price":47.5,"last_trade_time":"2026-02-18T16:04:00","percent_change":-18.174,"prev_day_close":48.25},{"option":"SPXW260306C06715000","bid":201.4,"bid_size":6.0,"ask":208.9,"ask_size":6.0,"iv":0.2098,"open_interest":9.0,"volume":17.0,"delta":0.7,"gamma":0.0012,"vega":4.9193,"theta":-3.2937,"rho":2.0139,"theo":205.0649,"change":5.51,"open":231.5,"high":234.52,"low":207.01,"tick":"down","last_trade_price":207.01,"last_trade_time":"2026-02-18T15:17:02","percent_change":2.73449,"prev_day_close":217.849998474121},{"option":"SPXW260306P06715000","bid":56.9,"bid_size":16.0,"ask":57.7,"ask_size":9.0,"iv":0.21,"open_interest":60.0,"volume":27.0,"delta":-0.3,"gamma":0.0012,"vega":4.9193,"theta":-3.3459,"rho":-0.9232,"theo":57.2779,"change":-9.21,"open":50.06,"high":50.06,"low":39.39,"tick":"no_change","last_trade_price":45.3,"last_trade_time":"2026-02-18T13:43:58","percent_change":-15.5706,"prev_day_close":49.1500015258789},{"option":"SPXW260306C06720000","bid":198.9,"bid_size":9.0,"ask":203.7,"ask_size":9.0,"iv":0.2088,"open_interest":12.0,"volume":6.0,"delta":0.6948,"gamma":0.0012,"vega":4.956,"theta":-3.3054,"rho":2.0,"theo":201.1529,"change":32.21,"open":230.07,"high":232.48,"low":226.49,"tick":"up","last_trade_price":229.76,"last_trade_time":"2026-02-18T12:46:47","percent_change":16.3047,"prev_day_close":213.800003051758},{"option":"SPXW260306P06720000","bid":58.0,"bid_size":15.0,"ask":58.8,"ask_size":16.0,"iv":0.2089,"open_interest":171.0,"volume":25.0,"delta":-0.3052,"gamma":0.0012,"vega":4.956,"theta":-3.3559,"rho":-0.9394,"theo":58.3566,"change":-9.45,"open":57.9,"high":57.9,"low":40.19,"tick":"no_change","last_trade_price":50.85,"last_trade_time":"2026-02-18T15:40:25","percent_change":-15.6716,"prev_day_close":50.1500015258789},{"option":"SPXW260306C06725000","bid":196.9,"bid_size":1.0,"ask":197.9,"ask_size":1.0,"iv":0.2079,"open_interest":22.0,"volume":12.0,"delta":0.6895,"gamma":0.0012,"vega":4.992,"theta":-3.3165,"rho":1.9859,"theo":197.2605,"change":15.19,"open":226.05,"high":228.78,"low":208.37,"tick":"up","last_trade_price":209.04,"last_trade_time":"2026-02-18T14:42:41","percent_change":7.83596,"prev_day_close":209.75},{"option":"SPXW260306P06725000","bid":59.1,"bid_size":15.0,"ask":59.9,"ask_size":16.0,"iv":0.2078,"open_interest":396.0,"volume":89.0,"delta":-0.3105,"gamma":0.0012,"vega":4.992,"theta":-3.3652,"rho":-0.9556,"theo":59.4549,"change":-10.68,"open":55.73,"high":55.73,"low":40.54,"tick":"up","last_trade_price":50.77,"last_trade_time":"2026-02-18T16:14:43","percent_change":-17.38,"prev_day_close":51.1000003814697},{"option":"SPXW260306C06730000","bid":193.1,"bid_size":1.0,"ask":194.0,"ask_size":1.0,"iv":0.2069,"open_interest":11.0,"volume":6.0,"delta":0.6842,"gamma":0.0012,"vega":5.0272,"theta":-3.3269,"rho":1.9716,"theo":193.3878,"change":31.15,"open":194.64,"high":221.15,"low":194.64,"tick":"up","last_trade_price":221.15,"last_trade_time":"2026-02-18T12:37:03","percent_change":16.3947,"prev_day_close":205.799995422363},{"option":"SPXW260306P06730000","bid":60.2,"bid_size":15.0,"ask":61.0,"ask_size":15.0,"iv":0.2068,"open_interest":149.0,"volume":15.0,"delta":-0.3159,"gamma":0.0012,"vega":5.0272,"theta":-3.3738,"rho":-0.9721,"theo":60.573,"change":-10.8,"open":49.46,"high":51.8,"low":40.35,"tick":"up","last_trade_price":51.8,"last_trade_time":"2026-02-18T14:33:20","percent_change":-17.2524,"prev_day_close":52.1500015258789},{"option":"SPXW260306C06735000","bid":189.2,"bid_size":1.0,"ask":190.1,"ask_size":1.0,"iv":0.2058,"open_interest":10.0,"volume":0.0,"delta":0.6787,"gamma":0.0012,"vega":5.0619,"theta":-3.3364,"rho":1.9572,"theo":189.5351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.0,"last_trade_time":"2026-02-13T15:57:31","percent_change":0.0,"prev_day_close":201.850006103516},{"option":"SPXW260306P06735000","bid":61.3,"bid_size":15.0,"ask":62.1,"ask_size":8.0,"iv":0.2058,"open_interest":70.0,"volume":12.0,"delta":-0.3213,"gamma":0.0012,"vega":5.0619,"theta":-3.3816,"rho":-0.9887,"theo":61.7112,"change":-6.33,"open":60.0,"high":60.0,"low":42.45,"tick":"up","last_trade_price":57.47,"last_trade_time":"2026-02-18T14:38:46","percent_change":-9.92163,"prev_day_close":53.1000003814697},{"option":"SPXW260306C06740000","bid":185.3,"bid_size":1.0,"ask":186.3,"ask_size":1.0,"iv":0.2048,"open_interest":21.0,"volume":1.0,"delta":0.6732,"gamma":0.0012,"vega":5.0962,"theta":-3.3452,"rho":1.9424,"theo":185.7029,"change":28.22,"open":210.62,"high":210.62,"low":210.62,"tick":"up","last_trade_price":210.62,"last_trade_time":"2026-02-18T10:36:15","percent_change":15.4715,"prev_day_close":197.849998474121},{"option":"SPXW260306P06740000","bid":62.5,"bid_size":7.0,"ask":63.3,"ask_size":15.0,"iv":0.2047,"open_interest":517.0,"volume":201.0,"delta":-0.3268,"gamma":0.0012,"vega":5.0962,"theta":-3.3886,"rho":-1.0056,"theo":62.8697,"change":-8.46,"open":59.54,"high":59.54,"low":44.26,"tick":"down","last_trade_price":56.49,"last_trade_time":"2026-02-18T15:36:35","percent_change":-13.0254,"prev_day_close":54.1500015258789},{"option":"SPXW260306C06745000","bid":181.5,"bid_size":1.0,"ask":182.5,"ask_size":1.0,"iv":0.2036,"open_interest":11.0,"volume":1.0,"delta":0.6676,"gamma":0.0013,"vega":5.1299,"theta":-3.3532,"rho":1.9273,"theo":181.8915,"change":29.92,"open":208.52,"high":208.52,"low":208.52,"tick":"up","last_trade_price":208.52,"last_trade_time":"2026-02-18T10:28:27","percent_change":16.7525,"prev_day_close":193.799995422363},{"option":"SPXW260306P06745000","bid":63.6,"bid_size":14.0,"ask":64.5,"ask_size":8.0,"iv":0.2037,"open_interest":33.0,"volume":8.0,"delta":-0.3324,"gamma":0.0013,"vega":5.1299,"theta":-3.3948,"rho":-1.0229,"theo":64.0491,"change":-14.97,"open":65.37,"high":65.37,"low":44.92,"tick":"no_change","last_trade_price":51.23,"last_trade_time":"2026-02-18T13:57:56","percent_change":-22.6133,"prev_day_close":55.25},{"option":"SPXW260306C06750000","bid":177.7,"bid_size":1.0,"ask":178.7,"ask_size":1.0,"iv":0.2023,"open_interest":62.0,"volume":28.0,"delta":0.6619,"gamma":0.0013,"vega":5.1632,"theta":-3.3603,"rho":1.9118,"theo":178.1015,"change":13.5,"open":179.8,"high":208.15,"low":179.8,"tick":"up","last_trade_price":188.3,"last_trade_time":"2026-02-18T15:40:44","percent_change":7.72311,"prev_day_close":189.5},{"option":"SPXW260306P06750000","bid":64.8,"bid_size":14.0,"ask":65.7,"ask_size":15.0,"iv":0.2026,"open_interest":646.0,"volume":184.0,"delta":-0.3381,"gamma":0.0013,"vega":5.1632,"theta":-3.4002,"rho":-1.0406,"theo":65.2498,"change":5.17,"open":65.78,"high":65.78,"low":43.8,"tick":"up","last_trade_price":52.33,"last_trade_time":"2026-02-18T15:56:40","percent_change":9.19111,"prev_day_close":56.25},{"option":"SPXW260306C06755000","bid":174.0,"bid_size":1.0,"ask":174.9,"ask_size":1.0,"iv":0.2016,"open_interest":1.0,"volume":0.0,"delta":0.6561,"gamma":0.0013,"vega":5.196,"theta":-3.3665,"rho":1.8959,"theo":174.3335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.5,"last_trade_time":"2026-02-09T10:57:59","percent_change":0.0,"prev_day_close":185.650001525879},{"option":"SPXW260306P06755000","bid":66.1,"bid_size":6.0,"ask":66.9,"ask_size":8.0,"iv":0.2015,"open_interest":95.0,"volume":17.0,"delta":-0.3439,"gamma":0.0013,"vega":5.196,"theta":-3.4046,"rho":-1.0587,"theo":66.4726,"change":-12.87,"open":53.7,"high":64.22,"low":46.4,"tick":"down","last_trade_price":55.88,"last_trade_time":"2026-02-18T15:46:39","percent_change":-18.72,"prev_day_close":57.3499984741211},{"option":"SPXW260306C06760000","bid":170.2,"bid_size":2.0,"ask":171.1,"ask_size":7.0,"iv":0.2005,"open_interest":11.0,"volume":4.0,"delta":0.6502,"gamma":0.0013,"vega":5.228,"theta":-3.3719,"rho":1.8796,"theo":170.588,"change":18.6,"open":195.6,"high":195.6,"low":183.25,"tick":"up","last_trade_price":186.0,"last_trade_time":"2026-02-18T15:48:50","percent_change":11.1111,"prev_day_close":181.699996948242},{"option":"SPXW260306P06760000","bid":67.3,"bid_size":6.0,"ask":68.1,"ask_size":18.0,"iv":0.2003,"open_interest":1453.0,"volume":120.0,"delta":-0.3498,"gamma":0.0013,"vega":5.228,"theta":-3.4082,"rho":-1.0772,"theo":67.7179,"change":-7.16,"open":65.41,"high":67.19,"low":46.13,"tick":"up","last_trade_price":57.65,"last_trade_time":"2026-02-18T16:04:00","percent_change":-12.2498,"prev_day_close":58.4500007629394},{"option":"SPXW260306C06765000","bid":166.5,"bid_size":2.0,"ask":167.4,"ask_size":7.0,"iv":0.1993,"open_interest":7.0,"volume":1.0,"delta":0.6443,"gamma":0.0013,"vega":5.2592,"theta":-3.3762,"rho":1.863,"theo":166.8657,"change":27.7,"open":191.5,"high":191.5,"low":191.5,"tick":"up","last_trade_price":191.5,"last_trade_time":"2026-02-18T10:05:31","percent_change":16.9109,"prev_day_close":177.900001525879},{"option":"SPXW260306P06765000","bid":68.6,"bid_size":6.0,"ask":69.4,"ask_size":7.0,"iv":0.1993,"open_interest":27.0,"volume":4.0,"delta":-0.3558,"gamma":0.0013,"vega":5.2592,"theta":-3.4108,"rho":-1.096,"theo":68.9863,"change":-8.3,"open":53.23,"high":63.05,"low":52.3,"tick":"up","last_trade_price":63.05,"last_trade_time":"2026-02-18T15:31:02","percent_change":-11.6328,"prev_day_close":59.6500015258789},{"option":"SPXW260306C06770000","bid":162.8,"bid_size":2.0,"ask":163.7,"ask_size":7.0,"iv":0.1982,"open_interest":274.0,"volume":15.0,"delta":0.6382,"gamma":0.0013,"vega":5.2894,"theta":-3.3796,"rho":1.8461,"theo":163.1668,"change":12.9,"open":163.1,"high":185.79,"low":163.1,"tick":"down","last_trade_price":173.0,"last_trade_time":"2026-02-18T15:39:51","percent_change":8.05747,"prev_day_close":174.050003051758},{"option":"SPXW260306P06770000","bid":69.8,"bid_size":13.0,"ask":70.7,"ask_size":13.0,"iv":0.1983,"open_interest":158.0,"volume":63.0,"delta":-0.3618,"gamma":0.0013,"vega":5.2894,"theta":-3.4125,"rho":-1.1151,"theo":70.2783,"change":-11.4,"open":59.5,"high":63.43,"low":48.48,"tick":"down","last_trade_price":61.3,"last_trade_time":"2026-02-18T15:39:51","percent_change":-15.6809,"prev_day_close":60.75},{"option":"SPXW260306C06775000","bid":159.1,"bid_size":2.0,"ask":160.0,"ask_size":5.0,"iv":0.1971,"open_interest":61.0,"volume":4.0,"delta":0.632,"gamma":0.0014,"vega":5.3185,"theta":-3.382,"rho":1.8291,"theo":159.4918,"change":32.2,"open":179.4,"high":188.7,"low":179.4,"tick":"up","last_trade_price":188.7,"last_trade_time":"2026-02-18T10:58:11","percent_change":20.5751,"prev_day_close":170.199996948242},{"option":"SPXW260306P06775000","bid":71.1,"bid_size":13.0,"ask":72.0,"ask_size":13.0,"iv":0.1972,"open_interest":312.0,"volume":94.0,"delta":-0.368,"gamma":0.0014,"vega":5.3185,"theta":-3.4131,"rho":-1.1343,"theo":71.594,"change":-12.59,"open":68.97,"high":69.22,"low":49.16,"tick":"up","last_trade_price":61.41,"last_trade_time":"2026-02-18T16:14:43","percent_change":-17.0135,"prev_day_close":61.8999996185303},{"option":"SPXW260306C06780000","bid":155.4,"bid_size":7.0,"ask":156.4,"ask_size":10.0,"iv":0.196,"open_interest":225.0,"volume":11.0,"delta":0.6258,"gamma":0.0014,"vega":5.3463,"theta":-3.3834,"rho":1.8119,"theo":155.8408,"change":28.6,"open":173.9,"high":186.0,"low":173.9,"tick":"down","last_trade_price":181.5,"last_trade_time":"2026-02-18T12:13:44","percent_change":18.705,"prev_day_close":166.449996948242},{"option":"SPXW260306P06780000","bid":72.5,"bid_size":6.0,"ask":73.3,"ask_size":13.0,"iv":0.1959,"open_interest":878.0,"volume":58.0,"delta":-0.3742,"gamma":0.0014,"vega":5.3463,"theta":-3.4127,"rho":-1.1537,"theo":72.9338,"change":-16.65,"open":59.45,"high":68.3,"low":50.1,"tick":"down","last_trade_price":58.8,"last_trade_time":"2026-02-18T15:55:22","percent_change":-22.0676,"prev_day_close":63.1500015258789},{"option":"SPXW260306C06785000","bid":151.8,"bid_size":2.0,"ask":152.7,"ask_size":7.0,"iv":0.1948,"open_interest":23.0,"volume":14.0,"delta":0.6195,"gamma":0.0014,"vega":5.373,"theta":-3.3838,"rho":1.7945,"theo":152.2141,"change":21.4,"open":170.8,"high":170.85,"low":170.8,"tick":"up","last_trade_price":170.85,"last_trade_time":"2026-02-18T15:54:07","percent_change":14.3192,"prev_day_close":162.649993896484},{"option":"SPXW260306P06785000","bid":73.8,"bid_size":13.0,"ask":74.7,"ask_size":7.0,"iv":0.1949,"open_interest":197.0,"volume":45.0,"delta":-0.3806,"gamma":0.0014,"vega":5.373,"theta":-3.4113,"rho":-1.1732,"theo":74.2979,"change":-15.53,"open":63.2,"high":71.93,"low":56.1,"tick":"no_change","last_trade_price":61.32,"last_trade_time":"2026-02-18T15:58:58","percent_change":-20.2082,"prev_day_close":64.3499984741211},{"option":"SPXW260306C06790000","bid":148.2,"bid_size":2.0,"ask":149.1,"ask_size":5.0,"iv":0.1937,"open_interest":135.0,"volume":1.0,"delta":0.613,"gamma":0.0014,"vega":5.3986,"theta":-3.3831,"rho":1.777,"theo":148.6119,"change":17.01,"open":162.86,"high":162.86,"low":162.86,"tick":"up","last_trade_price":162.86,"last_trade_time":"2026-02-18T09:58:13","percent_change":11.6627,"prev_day_close":158.900001525879},{"option":"SPXW260306P06790000","bid":75.2,"bid_size":6.0,"ask":76.0,"ask_size":12.0,"iv":0.1938,"open_interest":293.0,"volume":29.0,"delta":-0.387,"gamma":0.0014,"vega":5.3986,"theta":-3.4088,"rho":-1.1929,"theo":75.6865,"change":-11.58,"open":78.28,"high":78.28,"low":54.58,"tick":"down","last_trade_price":66.77,"last_trade_time":"2026-02-18T15:37:55","percent_change":-14.7798,"prev_day_close":65.6500015258789},{"option":"SPXW260306C06795000","bid":144.6,"bid_size":2.0,"ask":145.5,"ask_size":7.0,"iv":0.1927,"open_interest":20.0,"volume":2.0,"delta":0.6065,"gamma":0.0014,"vega":5.4232,"theta":-3.3812,"rho":1.7591,"theo":145.0347,"change":30.33,"open":173.42,"high":173.42,"low":172.63,"tick":"down","last_trade_price":172.63,"last_trade_time":"2026-02-18T10:58:26","percent_change":21.3141,"prev_day_close":155.25},{"option":"SPXW260306P06795000","bid":76.6,"bid_size":12.0,"ask":77.5,"ask_size":6.0,"iv":0.1926,"open_interest":193.0,"volume":36.0,"delta":-0.3935,"gamma":0.0014,"vega":5.4232,"theta":-3.4053,"rho":-1.213,"theo":77.1,"change":-8.01,"open":58.5,"high":70.92,"low":54.34,"tick":"down","last_trade_price":69.3,"last_trade_time":"2026-02-18T15:35:44","percent_change":-11.9731,"prev_day_close":66.8999977111816},{"option":"SPXW260306C06800000","bid":141.0,"bid_size":8.0,"ask":141.9,"ask_size":4.0,"iv":0.1914,"open_interest":285.0,"volume":62.0,"delta":0.5999,"gamma":0.0014,"vega":5.4467,"theta":-3.3783,"rho":1.7408,"theo":141.483,"change":2.7,"open":147.42,"high":167.4,"low":144.17,"tick":"down","last_trade_price":144.17,"last_trade_time":"2026-02-18T14:57:49","percent_change":1.78218,"prev_day_close":151.5},{"option":"SPXW260306P06800000","bid":78.1,"bid_size":5.0,"ask":78.8,"ask_size":10.0,"iv":0.1914,"open_interest":6712.0,"volume":572.0,"delta":-0.4002,"gamma":0.0014,"vega":5.4467,"theta":-3.4006,"rho":-1.2334,"theo":78.5391,"change":8.75,"open":76.8,"high":78.87,"low":53.8,"tick":"down","last_trade_price":63.5,"last_trade_time":"2026-02-18T15:57:07","percent_change":12.8393,"prev_day_close":68.1500015258789},{"option":"SPXW260306C06805000","bid":137.5,"bid_size":8.0,"ask":138.4,"ask_size":8.0,"iv":0.1903,"open_interest":54.0,"volume":10.0,"delta":0.5931,"gamma":0.0014,"vega":5.4691,"theta":-3.3742,"rho":1.7221,"theo":137.9576,"change":9.41,"open":160.63,"high":163.6,"low":144.81,"tick":"down","last_trade_price":144.81,"last_trade_time":"2026-02-18T15:35:39","percent_change":6.94978,"prev_day_close":147.900001525879},{"option":"SPXW260306P06805000","bid":79.5,"bid_size":5.0,"ask":80.4,"ask_size":6.0,"iv":0.1902,"open_interest":91.0,"volume":18.0,"delta":-0.4069,"gamma":0.0014,"vega":5.4691,"theta":-3.3947,"rho":-1.2544,"theo":80.0044,"change":-16.73,"open":57.6,"high":71.73,"low":57.6,"tick":"no_change","last_trade_price":66.17,"last_trade_time":"2026-02-18T15:58:58","percent_change":-20.1809,"prev_day_close":69.5500030517578},{"option":"SPXW260306C06810000","bid":134.0,"bid_size":8.0,"ask":134.9,"ask_size":8.0,"iv":0.1892,"open_interest":49.0,"volume":13.0,"delta":0.5863,"gamma":0.0015,"vega":5.4904,"theta":-3.3689,"rho":1.7029,"theo":134.4591,"change":7.79,"open":153.31,"high":161.07,"low":139.79,"tick":"down","last_trade_price":139.79,"last_trade_time":"2026-02-18T15:06:28","percent_change":5.90152,"prev_day_close":144.25},{"option":"SPXW260306P06810000","bid":81.0,"bid_size":5.0,"ask":81.8,"ask_size":12.0,"iv":0.1891,"open_interest":302.0,"volume":64.0,"delta":-0.4137,"gamma":0.0015,"vega":5.4904,"theta":-3.3876,"rho":-1.2758,"theo":81.4968,"change":-5.97,"open":68.26,"high":78.43,"low":57.44,"tick":"up","last_trade_price":78.43,"last_trade_time":"2026-02-18T15:22:14","percent_change":-7.07346,"prev_day_close":70.8999977111816},{"option":"SPXW260306C06815000","bid":130.5,"bid_size":8.0,"ask":131.5,"ask_size":8.0,"iv":0.188,"open_interest":28.0,"volume":13.0,"delta":0.5794,"gamma":0.0015,"vega":5.5104,"theta":-3.3624,"rho":1.6832,"theo":130.9885,"change":27.97,"open":147.9,"high":157.32,"low":147.9,"tick":"no_change","last_trade_price":156.57,"last_trade_time":"2026-02-18T13:09:23","percent_change":21.7496,"prev_day_close":140.650001525879},{"option":"SPXW260306P06815000","bid":82.5,"bid_size":5.0,"ask":83.3,"ask_size":6.0,"iv":0.1879,"open_interest":76.0,"volume":22.0,"delta":-0.4207,"gamma":0.0015,"vega":5.5104,"theta":-3.3793,"rho":-1.2976,"theo":83.0169,"change":-12.96,"open":60.0,"high":72.4,"low":60.0,"tick":"up","last_trade_price":72.4,"last_trade_time":"2026-02-18T14:34:58","percent_change":-15.0698,"prev_day_close":72.25},{"option":"SPXW260306C06820000","bid":127.1,"bid_size":2.0,"ask":128.0,"ask_size":6.0,"iv":0.1868,"open_interest":108.0,"volume":21.0,"delta":0.5723,"gamma":0.0015,"vega":5.5289,"theta":-3.3545,"rho":1.6632,"theo":127.5463,"change":28.14,"open":151.5,"high":154.34,"low":150.89,"tick":"up","last_trade_price":153.34,"last_trade_time":"2026-02-18T12:21:17","percent_change":22.476,"prev_day_close":137.049995422363},{"option":"SPXW260306P06820000","bid":84.1,"bid_size":5.0,"ask":84.9,"ask_size":11.0,"iv":0.1868,"open_interest":308.0,"volume":37.0,"delta":-0.4277,"gamma":0.0015,"vega":5.5289,"theta":-3.3697,"rho":-1.3198,"theo":84.5654,"change":-6.79,"open":84.76,"high":84.76,"low":59.61,"tick":"up","last_trade_price":80.86,"last_trade_time":"2026-02-18T15:23:57","percent_change":-7.74672,"prev_day_close":73.7000007629394},{"option":"SPXW260306C06825000","bid":123.7,"bid_size":2.0,"ask":124.6,"ask_size":12.0,"iv":0.1856,"open_interest":848.0,"volume":8.0,"delta":0.5652,"gamma":0.0015,"vega":5.5458,"theta":-3.3454,"rho":1.643,"theo":124.133,"change":10.05,"open":132.0,"high":150.1,"low":131.9,"tick":"down","last_trade_price":131.9,"last_trade_time":"2026-02-18T15:35:29","percent_change":8.24785,"prev_day_close":133.449996948242},{"option":"SPXW260306P06825000","bid":85.6,"bid_size":5.0,"ask":86.5,"ask_size":11.0,"iv":0.1856,"open_interest":531.0,"volume":76.0,"delta":-0.4348,"gamma":0.0015,"vega":5.5458,"theta":-3.3588,"rho":-1.3423,"theo":86.143,"change":-10.67,"open":78.97,"high":78.97,"low":60.29,"tick":"up","last_trade_price":78.58,"last_trade_time":"2026-02-18T15:30:58","percent_change":-11.9552,"prev_day_close":75.0500030517578},{"option":"SPXW260306C06830000","bid":120.3,"bid_size":2.0,"ask":121.2,"ask_size":6.0,"iv":0.1844,"open_interest":42.0,"volume":10.0,"delta":0.5579,"gamma":0.0015,"vega":5.561,"theta":-3.3349,"rho":1.6226,"theo":120.7491,"change":4.89,"open":122.34,"high":141.78,"low":122.34,"tick":"down","last_trade_price":123.44,"last_trade_time":"2026-02-18T15:27:08","percent_change":4.12484,"prev_day_close":129.900001525879},{"option":"SPXW260306P06830000","bid":87.2,"bid_size":5.0,"ask":88.1,"ask_size":11.0,"iv":0.1845,"open_interest":234.0,"volume":78.0,"delta":-0.4421,"gamma":0.0015,"vega":5.561,"theta":-3.3466,"rho":-1.3648,"theo":87.7498,"change":-10.32,"open":80.53,"high":83.99,"low":62.1,"tick":"down","last_trade_price":80.68,"last_trade_time":"2026-02-18T15:30:57","percent_change":-11.3407,"prev_day_close":76.4499969482422},{"option":"SPXW260306C06835000","bid":116.9,"bid_size":8.0,"ask":117.9,"ask_size":8.0,"iv":0.1832,"open_interest":38.0,"volume":2.0,"delta":0.5506,"gamma":0.0015,"vega":5.5746,"theta":-3.3231,"rho":1.602,"theo":117.3948,"change":27.19,"open":143.26,"high":143.26,"low":142.49,"tick":"down","last_trade_price":142.49,"last_trade_time":"2026-02-18T10:58:26","percent_change":23.582,"prev_day_close":126.399997711182},{"option":"SPXW260306P06835000","bid":88.8,"bid_size":6.0,"ask":89.7,"ask_size":6.0,"iv":0.1832,"open_interest":68.0,"volume":39.0,"delta":-0.4494,"gamma":0.0015,"vega":5.5746,"theta":-3.333,"rho":-1.3875,"theo":89.3863,"change":-12.73,"open":91.4,"high":91.4,"low":62.68,"tick":"up","last_trade_price":79.97,"last_trade_time":"2026-02-18T14:41:19","percent_change":-13.7325,"prev_day_close":77.9500007629394},{"option":"SPXW260306C06840000","bid":113.6,"bid_size":8.0,"ask":114.5,"ask_size":8.0,"iv":0.1821,"open_interest":56.0,"volume":8.0,"delta":0.5431,"gamma":0.0015,"vega":5.5864,"theta":-3.3099,"rho":1.5813,"theo":114.0706,"change":14.89,"open":116.5,"high":137.7,"low":116.5,"tick":"down","last_trade_price":126.99,"last_trade_time":"2026-02-18T14:15:27","percent_change":13.2828,"prev_day_close":122.949996948242},{"option":"SPXW260306P06840000","bid":90.5,"bid_size":6.0,"ask":91.4,"ask_size":11.0,"iv":0.182,"open_interest":247.0,"volume":85.0,"delta":-0.4569,"gamma":0.0015,"vega":5.5864,"theta":-3.3181,"rho":-1.4104,"theo":91.0529,"change":-8.45,"open":90.1,"high":91.39,"low":65.73,"tick":"up","last_trade_price":86.0,"last_trade_time":"2026-02-18T15:19:31","percent_change":-8.94653,"prev_day_close":79.4499969482422},{"option":"SPXW260306C06845000","bid":110.3,"bid_size":8.0,"ask":111.2,"ask_size":6.0,"iv":0.1809,"open_interest":32.0,"volume":9.0,"delta":0.5356,"gamma":0.0016,"vega":5.5964,"theta":-3.2954,"rho":1.5603,"theo":110.777,"change":3.3,"open":115.0,"high":132.5,"low":112.2,"tick":"down","last_trade_price":112.2,"last_trade_time":"2026-02-18T15:21:42","percent_change":3.03031,"prev_day_close":119.5},{"option":"SPXW260306P06845000","bid":92.2,"bid_size":6.0,"ask":93.1,"ask_size":6.0,"iv":0.1808,"open_interest":370.0,"volume":11.0,"delta":-0.4644,"gamma":0.0016,"vega":5.5964,"theta":-3.3017,"rho":-1.4337,"theo":92.75,"change":-28.55,"open":91.8,"high":91.8,"low":67.7,"tick":"down","last_trade_price":67.7,"last_trade_time":"2026-02-18T10:58:57","percent_change":-29.6623,"prev_day_close":81.0499992370606},{"option":"SPXW260306C06850000","bid":107.1,"bid_size":2.0,"ask":108.0,"ask_size":13.0,"iv":0.1796,"open_interest":828.0,"volume":40.0,"delta":0.5279,"gamma":0.0016,"vega":5.6047,"theta":-3.2794,"rho":1.5388,"theo":107.5148,"change":9.14,"open":109.47,"high":129.25,"low":108.9,"tick":"up","last_trade_price":114.84,"last_trade_time":"2026-02-18T15:41:27","percent_change":8.64711,"prev_day_close":116.150001525879},{"option":"SPXW260306P06850000","bid":93.9,"bid_size":8.0,"ask":94.8,"ask_size":15.0,"iv":0.1795,"open_interest":1047.0,"volume":375.0,"delta":-0.4721,"gamma":0.0016,"vega":5.6047,"theta":-3.284,"rho":-1.4574,"theo":94.4787,"change":-3.71,"open":96.74,"high":96.74,"low":64.9,"tick":"no_change","last_trade_price":78.62,"last_trade_time":"2026-02-18T15:51:25","percent_change":-4.49153,"prev_day_close":82.6000022888184},{"option":"SPXW260306C06855000","bid":103.8,"bid_size":9.0,"ask":104.8,"ask_size":9.0,"iv":0.1784,"open_interest":80.0,"volume":14.0,"delta":0.5201,"gamma":0.0016,"vega":5.6111,"theta":-3.2619,"rho":1.5167,"theo":104.2852,"change":3.4,"open":106.7,"high":125.3,"low":105.7,"tick":"up","last_trade_price":106.0,"last_trade_time":"2026-02-18T15:22:41","percent_change":3.31384,"prev_day_close":112.700000762939},{"option":"SPXW260306P06855000","bid":95.7,"bid_size":6.0,"ask":96.6,"ask_size":6.0,"iv":0.1783,"open_interest":100.0,"volume":83.0,"delta":-0.4799,"gamma":0.0016,"vega":5.6111,"theta":-3.2647,"rho":-1.4817,"theo":96.2398,"change":-8.43,"open":77.6,"high":91.57,"low":69.12,"tick":"up","last_trade_price":91.57,"last_trade_time":"2026-02-18T14:59:01","percent_change":-8.43,"prev_day_close":84.2999992370606},{"option":"SPXW260306C06860000","bid":100.7,"bid_size":2.0,"ask":101.6,"ask_size":13.0,"iv":0.1772,"open_interest":137.0,"volume":103.0,"delta":0.5122,"gamma":0.0016,"vega":5.6155,"theta":-3.2429,"rho":1.494,"theo":101.0894,"change":7.45,"open":105.5,"high":125.35,"low":105.5,"tick":"down","last_trade_price":106.95,"last_trade_time":"2026-02-18T15:37:17","percent_change":7.48744,"prev_day_close":109.399997711182},{"option":"SPXW260306P06860000","bid":97.5,"bid_size":6.0,"ask":98.4,"ask_size":11.0,"iv":0.1772,"open_interest":211.0,"volume":113.0,"delta":-0.4878,"gamma":0.0016,"vega":5.6155,"theta":-3.244,"rho":-1.5065,"theo":98.0347,"change":-12.17,"open":95.1,"high":97.3,"low":70.29,"tick":"up","last_trade_price":89.68,"last_trade_time":"2026-02-18T14:51:19","percent_change":-11.9489,"prev_day_close":85.8499984741211},{"option":"SPXW260306C06865000","bid":97.5,"bid_size":2.0,"ask":98.4,"ask_size":9.0,"iv":0.1761,"open_interest":35.0,"volume":18.0,"delta":0.5042,"gamma":0.0016,"vega":5.6178,"theta":-3.2224,"rho":1.471,"theo":97.9284,"change":15.2,"open":110.42,"high":116.3,"low":110.42,"tick":"down","last_trade_price":111.5,"last_trade_time":"2026-02-18T15:52:53","percent_change":15.784,"prev_day_close":106.100002288818},{"option":"SPXW260306P06865000","bid":99.3,"bid_size":6.0,"ask":100.3,"ask_size":6.0,"iv":0.1759,"open_interest":59.0,"volume":14.0,"delta":-0.4958,"gamma":0.0016,"vega":5.6178,"theta":-3.2218,"rho":-1.5318,"theo":99.8646,"change":-14.77,"open":80.28,"high":95.87,"low":73.82,"tick":"down","last_trade_price":89.13,"last_trade_time":"2026-02-18T15:38:34","percent_change":-14.2156,"prev_day_close":87.6000022888184},{"option":"SPXW260306C06870000","bid":94.4,"bid_size":6.0,"ask":95.3,"ask_size":18.0,"iv":0.1748,"open_interest":120.0,"volume":102.0,"delta":0.4962,"gamma":0.0016,"vega":5.6179,"theta":-3.2004,"rho":1.4476,"theo":94.8034,"change":7.63,"open":96.7,"high":118.17,"low":96.7,"tick":"up","last_trade_price":100.98,"last_trade_time":"2026-02-18T15:37:24","percent_change":8.17354,"prev_day_close":102.849998474121},{"option":"SPXW260306P06870000","bid":101.1,"bid_size":6.0,"ask":102.1,"ask_size":10.0,"iv":0.1747,"open_interest":239.0,"volume":109.0,"delta":-0.5039,"gamma":0.0016,"vega":5.6179,"theta":-3.1979,"rho":-1.5573,"theo":101.7303,"change":-15.3,"open":91.1,"high":95.39,"low":74.48,"tick":"no_change","last_trade_price":90.6,"last_trade_time":"2026-02-18T15:40:25","percent_change":-14.4476,"prev_day_close":89.25},{"option":"SPXW260306C06875000","bid":91.3,"bid_size":15.0,"ask":92.1,"ask_size":4.0,"iv":0.1736,"open_interest":1085.0,"volume":100.0,"delta":0.4879,"gamma":0.0016,"vega":5.6157,"theta":-3.1768,"rho":1.4241,"theo":91.715,"change":13.3,"open":92.6,"high":113.95,"low":92.6,"tick":"up","last_trade_price":103.6,"last_trade_time":"2026-02-18T15:52:08","percent_change":14.7287,"prev_day_close":99.5500030517578},{"option":"SPXW260306P06875000","bid":103.1,"bid_size":2.0,"ask":104.2,"ask_size":6.0,"iv":0.1734,"open_interest":195.0,"volume":46.0,"delta":-0.5121,"gamma":0.0016,"vega":5.6157,"theta":-3.1725,"rho":-1.583,"theo":103.6327,"change":-20.6,"open":95.61,"high":95.61,"low":75.0,"tick":"down","last_trade_price":87.3,"last_trade_time":"2026-02-18T15:52:25","percent_change":-19.0917,"prev_day_close":91.0500030517578},{"option":"SPXW260306C06880000","bid":88.3,"bid_size":6.0,"ask":89.2,"ask_size":18.0,"iv":0.1724,"open_interest":176.0,"volume":118.0,"delta":0.4796,"gamma":0.0016,"vega":5.6113,"theta":-3.1516,"rho":1.4004,"theo":88.6641,"change":10.72,"open":96.92,"high":111.97,"low":90.7,"tick":"up","last_trade_price":98.12,"last_trade_time":"2026-02-18T16:13:01","percent_change":12.2654,"prev_day_close":96.3999977111816},{"option":"SPXW260306P06880000","bid":105.1,"bid_size":2.0,"ask":106.0,"ask_size":2.0,"iv":0.1722,"open_interest":189.0,"volume":95.0,"delta":-0.5204,"gamma":0.0016,"vega":5.6113,"theta":-3.1456,"rho":-1.6088,"theo":105.5725,"change":-17.54,"open":96.73,"high":102.3,"low":77.6,"tick":"up","last_trade_price":92.36,"last_trade_time":"2026-02-18T16:13:13","percent_change":-15.96,"prev_day_close":92.8999977111816},{"option":"SPXW260306C06885000","bid":85.3,"bid_size":6.0,"ask":86.2,"ask_size":13.0,"iv":0.1712,"open_interest":50.0,"volume":37.0,"delta":0.4712,"gamma":0.0016,"vega":5.6045,"theta":-3.1248,"rho":1.3767,"theo":85.6513,"change":18.7,"open":87.4,"high":107.9,"low":87.4,"tick":"up","last_trade_price":103.2,"last_trade_time":"2026-02-18T13:34:35","percent_change":22.1302,"prev_day_close":93.25},{"option":"SPXW260306P06885000","bid":107.0,"bid_size":2.0,"ask":108.0,"ask_size":2.0,"iv":0.171,"open_interest":87.0,"volume":15.0,"delta":-0.5289,"gamma":0.0016,"vega":5.6045,"theta":-3.117,"rho":-1.6348,"theo":107.5506,"change":-15.67,"open":100.64,"high":100.64,"low":85.2,"tick":"down","last_trade_price":96.28,"last_trade_time":"2026-02-18T15:41:26","percent_change":-13.9973,"prev_day_close":94.7000007629394},{"option":"SPXW260306C06890000","bid":82.3,"bid_size":13.0,"ask":83.2,"ask_size":18.0,"iv":0.1698,"open_interest":244.0,"volume":24.0,"delta":0.4626,"gamma":0.0017,"vega":5.5952,"theta":-3.0964,"rho":1.3526,"theo":82.678,"change":6.25,"open":100.0,"high":103.8,"low":86.09,"tick":"up","last_trade_price":87.95,"last_trade_time":"2026-02-18T15:34:49","percent_change":7.64994,"prev_day_close":90.0500030517578},{"option":"SPXW260306P06890000","bid":109.0,"bid_size":2.0,"ask":110.1,"ask_size":10.0,"iv":0.1698,"open_interest":1003.0,"volume":79.0,"delta":-0.5374,"gamma":0.0017,"vega":5.5952,"theta":-3.0869,"rho":-1.6611,"theo":109.568,"change":-21.75,"open":105.98,"high":105.98,"low":78.8,"tick":"down","last_trade_price":92.4,"last_trade_time":"2026-02-18T15:52:20","percent_change":-19.0539,"prev_day_close":96.6000022888184},{"option":"SPXW260306C06895000","bid":79.4,"bid_size":13.0,"ask":80.3,"ask_size":13.0,"iv":0.1686,"open_interest":60.0,"volume":32.0,"delta":0.454,"gamma":0.0017,"vega":5.5832,"theta":-3.0665,"rho":1.3279,"theo":79.7456,"change":14.2,"open":81.08,"high":100.1,"low":81.08,"tick":"up","last_trade_price":93.0,"last_trade_time":"2026-02-18T15:53:21","percent_change":18.0203,"prev_day_close":87.0},{"option":"SPXW260306P06895000","bid":111.0,"bid_size":2.0,"ask":112.1,"ask_size":2.0,"iv":0.1686,"open_interest":77.0,"volume":56.0,"delta":-0.546,"gamma":0.0017,"vega":5.5832,"theta":-3.0552,"rho":-1.6879,"theo":111.6264,"change":-22.7,"open":87.1,"high":102.0,"low":84.0,"tick":"down","last_trade_price":93.6,"last_trade_time":"2026-02-18T15:52:49","percent_change":-19.5185,"prev_day_close":98.6000022888184},{"option":"SPXW260306C06900000","bid":76.5,"bid_size":17.0,"ask":77.4,"ask_size":16.0,"iv":0.1673,"open_interest":1021.0,"volume":120.0,"delta":0.4452,"gamma":0.0017,"vega":5.5683,"theta":-3.0349,"rho":1.3027,"theo":76.8561,"change":-3.07,"open":78.36,"high":98.31,"low":78.2,"tick":"no_change","last_trade_price":86.1,"last_trade_time":"2026-02-18T16:07:32","percent_change":-3.65694,"prev_day_close":83.9499969482422},{"option":"SPXW260306P06900000","bid":113.2,"bid_size":2.0,"ask":114.2,"ask_size":2.0,"iv":0.1673,"open_interest":776.0,"volume":223.0,"delta":-0.5548,"gamma":0.0017,"vega":5.5683,"theta":-3.0219,"rho":-1.7154,"theo":113.7276,"change":5.95,"open":109.07,"high":109.19,"low":82.22,"tick":"down","last_trade_price":95.23,"last_trade_time":"2026-02-18T15:52:54","percent_change":5.92335,"prev_day_close":100.449996948242},{"option":"SPXW260306C06905000","bid":73.7,"bid_size":13.0,"ask":74.6,"ask_size":13.0,"iv":0.1661,"open_interest":87.0,"volume":28.0,"delta":0.4364,"gamma":0.0017,"vega":5.5504,"theta":-3.0018,"rho":1.2768,"theo":74.0116,"change":10.15,"open":92.2,"high":95.7,"low":83.3,"tick":"up","last_trade_price":83.5,"last_trade_time":"2026-02-18T15:46:54","percent_change":13.8378,"prev_day_close":80.9499969482422},{"option":"SPXW260306P06905000","bid":115.4,"bid_size":2.0,"ask":116.4,"ask_size":2.0,"iv":0.1661,"open_interest":94.0,"volume":32.0,"delta":-0.5637,"gamma":0.0017,"vega":5.5504,"theta":-2.987,"rho":-1.7434,"theo":115.8739,"change":-28.8,"open":96.5,"high":96.5,"low":87.24,"tick":"up","last_trade_price":92.0,"last_trade_time":"2026-02-18T13:41:53","percent_change":-23.8411,"prev_day_close":102.5},{"option":"SPXW260306C06910000","bid":70.9,"bid_size":13.0,"ask":71.8,"ask_size":12.0,"iv":0.1648,"open_interest":174.0,"volume":64.0,"delta":0.4274,"gamma":0.0017,"vega":5.5295,"theta":-2.967,"rho":1.2507,"theo":71.2141,"change":11.46,"open":74.6,"high":91.75,"low":73.78,"tick":"no_change","last_trade_price":82.06,"last_trade_time":"2026-02-18T15:51:25","percent_change":16.2323,"prev_day_close":78.0},{"option":"SPXW260306P06910000","bid":117.6,"bid_size":2.0,"ask":118.6,"ask_size":2.0,"iv":0.1648,"open_interest":339.0,"volume":10.0,"delta":-0.5726,"gamma":0.0017,"vega":5.5295,"theta":-2.9505,"rho":-1.7717,"theo":118.0672,"change":-19.3,"open":103.13,"high":107.45,"low":86.74,"tick":"up","last_trade_price":103.8,"last_trade_time":"2026-02-18T16:06:58","percent_change":-15.6783,"prev_day_close":104.5},{"option":"SPXW260306C06915000","bid":68.2,"bid_size":13.0,"ask":69.1,"ask_size":13.0,"iv":0.1636,"open_interest":131.0,"volume":23.0,"delta":0.4184,"gamma":0.0017,"vega":5.5058,"theta":-2.9307,"rho":1.2244,"theo":68.4654,"change":14.15,"open":70.01,"high":87.95,"low":70.01,"tick":"up","last_trade_price":82.1,"last_trade_time":"2026-02-18T14:01:31","percent_change":20.8241,"prev_day_close":75.1000022888184},{"option":"SPXW260306P06915000","bid":119.9,"bid_size":2.0,"ask":120.9,"ask_size":2.0,"iv":0.1635,"open_interest":117.0,"volume":0.0,"delta":-0.5817,"gamma":0.0017,"vega":5.5058,"theta":-2.9124,"rho":-1.8001,"theo":120.3093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.4,"last_trade_time":"2026-02-17T15:54:07","percent_change":0.0,"prev_day_close":106.600002288818},{"option":"SPXW260306C06920000","bid":65.5,"bid_size":13.0,"ask":66.4,"ask_size":19.0,"iv":0.1623,"open_interest":150.0,"volume":70.0,"delta":0.4092,"gamma":0.0017,"vega":5.4792,"theta":-2.8928,"rho":1.1982,"theo":65.7671,"change":12.15,"open":68.1,"high":85.85,"low":68.1,"tick":"up","last_trade_price":77.5,"last_trade_time":"2026-02-18T15:55:32","percent_change":18.5922,"prev_day_close":72.25},{"option":"SPXW260306P06920000","bid":122.2,"bid_size":2.0,"ask":123.2,"ask_size":2.0,"iv":0.1623,"open_interest":545.0,"volume":18.0,"delta":-0.5908,"gamma":0.0017,"vega":5.4792,"theta":-2.8727,"rho":-1.8286,"theo":122.6017,"change":-36.25,"open":98.0,"high":100.0,"low":91.6,"tick":"down","last_trade_price":91.6,"last_trade_time":"2026-02-18T12:47:36","percent_change":-28.3535,"prev_day_close":108.799999237061},{"option":"SPXW260306C06925000","bid":62.9,"bid_size":6.0,"ask":63.8,"ask_size":19.0,"iv":0.1611,"open_interest":215.0,"volume":106.0,"delta":0.4,"gamma":0.0017,"vega":5.4498,"theta":-2.8535,"rho":1.1719,"theo":63.1206,"change":10.75,"open":69.22,"high":83.05,"low":65.56,"tick":"up","last_trade_price":73.6,"last_trade_time":"2026-02-18T15:52:55","percent_change":17.1042,"prev_day_close":69.3999977111816},{"option":"SPXW260306P06925000","bid":124.6,"bid_size":2.0,"ask":125.5,"ask_size":2.0,"iv":0.161,"open_interest":224.0,"volume":98.0,"delta":-0.6,"gamma":0.0017,"vega":5.4498,"theta":-2.8316,"rho":-1.857,"theo":124.9461,"change":-38.35,"open":113.76,"high":113.76,"low":91.85,"tick":"no_change","last_trade_price":91.85,"last_trade_time":"2026-02-18T13:18:43","percent_change":-29.4547,"prev_day_close":110.899997711182},{"option":"SPXW260306C06930000","bid":60.3,"bid_size":13.0,"ask":61.2,"ask_size":19.0,"iv":0.1599,"open_interest":294.0,"volume":185.0,"delta":0.3907,"gamma":0.0017,"vega":5.4173,"theta":-2.8127,"rho":1.1454,"theo":60.5282,"change":10.1,"open":62.89,"high":79.75,"low":62.78,"tick":"up","last_trade_price":70.5,"last_trade_time":"2026-02-18T15:52:44","percent_change":16.7219,"prev_day_close":66.6500015258789},{"option":"SPXW260306P06930000","bid":127.0,"bid_size":2.0,"ask":127.9,"ask_size":2.0,"iv":0.1598,"open_interest":194.0,"volume":24.0,"delta":-0.6093,"gamma":0.0017,"vega":5.4173,"theta":-2.7891,"rho":-1.8858,"theo":127.3444,"change":-26.45,"open":111.28,"high":111.28,"low":94.3,"tick":"no_change","last_trade_price":106.25,"last_trade_time":"2026-02-18T13:51:45","percent_change":-19.9322,"prev_day_close":113.100002288818},{"option":"SPXW260306C06935000","bid":57.8,"bid_size":7.0,"ask":58.6,"ask_size":7.0,"iv":0.1586,"open_interest":145.0,"volume":25.0,"delta":0.3813,"gamma":0.0017,"vega":5.3813,"theta":-2.7706,"rho":1.1183,"theo":57.9922,"change":10.8,"open":73.6,"high":76.52,"low":59.89,"tick":"up","last_trade_price":68.7,"last_trade_time":"2026-02-18T15:55:34","percent_change":18.6529,"prev_day_close":63.8999996185303},{"option":"SPXW260306P06935000","bid":129.4,"bid_size":2.0,"ask":130.4,"ask_size":2.0,"iv":0.1585,"open_interest":58.0,"volume":0.0,"delta":-0.6187,"gamma":0.0017,"vega":5.3813,"theta":-2.7452,"rho":-1.915,"theo":129.7992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.21,"last_trade_time":"2026-02-17T09:43:56","percent_change":0.0,"prev_day_close":115.399997711182},{"option":"SPXW260306C06940000","bid":55.3,"bid_size":14.0,"ask":56.2,"ask_size":20.0,"iv":0.1574,"open_interest":252.0,"volume":52.0,"delta":0.3719,"gamma":0.0017,"vega":5.3416,"theta":-2.7271,"rho":1.0907,"theo":55.5153,"change":9.45,"open":61.52,"high":73.8,"low":58.21,"tick":"no_change","last_trade_price":65.0,"last_trade_time":"2026-02-18T15:50:59","percent_change":17.0117,"prev_day_close":61.25},{"option":"SPXW260306P06940000","bid":131.9,"bid_size":2.0,"ask":133.0,"ask_size":5.0,"iv":0.1573,"open_interest":160.0,"volume":25.0,"delta":-0.6281,"gamma":0.0017,"vega":5.3416,"theta":-2.7,"rho":-1.9448,"theo":132.313,"change":-8.86,"open":106.56,"high":128.94,"low":99.9,"tick":"up","last_trade_price":128.94,"last_trade_time":"2026-02-18T15:15:50","percent_change":-6.42961,"prev_day_close":117.75},{"option":"SPXW260306C06945000","bid":52.9,"bid_size":7.0,"ask":53.7,"ask_size":14.0,"iv":0.1561,"open_interest":110.0,"volume":47.0,"delta":0.3624,"gamma":0.0017,"vega":5.298,"theta":-2.6824,"rho":1.0628,"theo":53.1,"change":6.75,"open":55.0,"high":69.38,"low":55.0,"tick":"up","last_trade_price":59.9,"last_trade_time":"2026-02-18T16:10:05","percent_change":12.6999,"prev_day_close":58.6500015258789},{"option":"SPXW260306P06945000","bid":134.5,"bid_size":2.0,"ask":135.8,"ask_size":2.0,"iv":0.1561,"open_interest":45.0,"volume":0.0,"delta":-0.6376,"gamma":0.0017,"vega":5.298,"theta":-2.6535,"rho":-1.9749,"theo":134.8885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":149.25,"last_trade_time":"2026-02-17T12:05:18","percent_change":0.0,"prev_day_close":120.100002288818},{"option":"SPXW260306C06950000","bid":50.5,"bid_size":14.0,"ask":51.3,"ask_size":14.0,"iv":0.1548,"open_interest":1165.0,"volume":161.0,"delta":0.3529,"gamma":0.0017,"vega":5.251,"theta":-2.6365,"rho":1.0348,"theo":50.7479,"change":-2.07,"open":55.0,"high":68.26,"low":52.92,"tick":"up","last_trade_price":59.55,"last_trade_time":"2026-02-18T15:59:15","percent_change":-3.68984,"prev_day_close":56.1000003814697},{"option":"SPXW260306P06950000","bid":137.1,"bid_size":2.0,"ask":138.1,"ask_size":2.0,"iv":0.1548,"open_interest":820.0,"volume":48.0,"delta":-0.6471,"gamma":0.0017,"vega":5.251,"theta":-2.6058,"rho":-2.005,"theo":137.5272,"change":-19.65,"open":122.38,"high":122.38,"low":104.46,"tick":"up","last_trade_price":115.9,"last_trade_time":"2026-02-18T15:58:24","percent_change":-13.7221,"prev_day_close":122.5},{"option":"SPXW260306C06955000","bid":48.2,"bid_size":8.0,"ask":49.0,"ask_size":15.0,"iv":0.1536,"open_interest":185.0,"volume":22.0,"delta":0.3434,"gamma":0.0017,"vega":5.201,"theta":-2.5894,"rho":1.0071,"theo":48.4598,"change":8.25,"open":48.82,"high":63.65,"low":48.82,"tick":"up","last_trade_price":56.9,"last_trade_time":"2026-02-18T15:59:15","percent_change":16.9579,"prev_day_close":53.6000003814697},{"option":"SPXW260306P06955000","bid":139.8,"bid_size":1.0,"ask":141.0,"ask_size":1.0,"iv":0.1535,"open_interest":48.0,"volume":0.0,"delta":-0.6567,"gamma":0.0017,"vega":5.201,"theta":-2.557,"rho":-2.0349,"theo":140.2299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.76,"last_trade_time":"2026-02-13T15:29:47","percent_change":0.0,"prev_day_close":125.0},{"option":"SPXW260306C06960000","bid":45.9,"bid_size":15.0,"ask":46.7,"ask_size":14.0,"iv":0.1523,"open_interest":230.0,"volume":52.0,"delta":0.3338,"gamma":0.0017,"vega":5.1482,"theta":-2.5412,"rho":0.9796,"theo":46.2355,"change":9.25,"open":49.3,"high":60.35,"low":48.11,"tick":"up","last_trade_price":55.7,"last_trade_time":"2026-02-18T15:54:09","percent_change":19.9139,"prev_day_close":51.1000003814697},{"option":"SPXW260306P06960000","bid":142.5,"bid_size":1.0,"ask":143.5,"ask_size":1.0,"iv":0.1523,"open_interest":81.0,"volume":19.0,"delta":-0.6662,"gamma":0.0017,"vega":5.1482,"theta":-2.507,"rho":-2.0646,"theo":142.9963,"change":-13.88,"open":110.99,"high":134.82,"low":106.89,"tick":"up","last_trade_price":134.82,"last_trade_time":"2026-02-18T15:08:46","percent_change":-9.33423,"prev_day_close":127.5},{"option":"SPXW260306C06965000","bid":43.7,"bid_size":15.0,"ask":44.5,"ask_size":15.0,"iv":0.1511,"open_interest":153.0,"volume":61.0,"delta":0.3242,"gamma":0.0017,"vega":5.0924,"theta":-2.492,"rho":0.9521,"theo":44.0744,"change":2.47,"open":48.8,"high":58.3,"low":46.2,"tick":"up","last_trade_price":46.77,"last_trade_time":"2026-02-18T15:31:50","percent_change":5.57562,"prev_day_close":48.7000007629394},{"option":"SPXW260306P06965000","bid":145.3,"bid_size":1.0,"ask":146.6,"ask_size":1.0,"iv":0.1507,"open_interest":66.0,"volume":0.0,"delta":-0.6758,"gamma":0.0017,"vega":5.0924,"theta":-2.456,"rho":-2.0943,"theo":145.826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.16,"last_trade_time":"2026-02-17T10:15:47","percent_change":0.0,"prev_day_close":130.099998474121},{"option":"SPXW260306C06970000","bid":41.6,"bid_size":8.0,"ask":42.4,"ask_size":22.0,"iv":0.15,"open_interest":277.0,"volume":86.0,"delta":0.3147,"gamma":0.0017,"vega":5.033,"theta":-2.4416,"rho":0.9243,"theo":41.9758,"change":1.68,"open":43.7,"high":56.4,"low":43.17,"tick":"up","last_trade_price":43.88,"last_trade_time":"2026-02-18T15:30:41","percent_change":3.98104,"prev_day_close":46.3999996185303},{"option":"SPXW260306P06970000","bid":148.1,"bid_size":1.0,"ask":149.2,"ask_size":1.0,"iv":0.1499,"open_interest":96.0,"volume":0.0,"delta":-0.6854,"gamma":0.0017,"vega":5.033,"theta":-2.4039,"rho":-2.1243,"theo":148.7182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":142.2,"last_trade_time":"2026-02-17T14:36:50","percent_change":0.0,"prev_day_close":132.75},{"option":"SPXW260306C06975000","bid":39.5,"bid_size":8.0,"ask":40.3,"ask_size":24.0,"iv":0.1488,"open_interest":215.0,"volume":165.0,"delta":0.3051,"gamma":0.0017,"vega":4.9694,"theta":-2.3902,"rho":0.8961,"theo":39.9388,"change":8.74,"open":54.22,"high":55.15,"low":41.9,"tick":"up","last_trade_price":48.89,"last_trade_time":"2026-02-18T15:54:50","percent_change":21.7684,"prev_day_close":44.1000003814697},{"option":"SPXW260306P06975000","bid":151.0,"bid_size":1.0,"ask":152.0,"ask_size":1.0,"iv":0.1487,"open_interest":175.0,"volume":36.0,"delta":-0.6949,"gamma":0.0017,"vega":4.9694,"theta":-2.3508,"rho":-2.1547,"theo":151.6719,"change":-34.23,"open":125.48,"high":125.48,"low":122.87,"tick":"down","last_trade_price":122.87,"last_trade_time":"2026-02-18T11:59:37","percent_change":-21.7887,"prev_day_close":135.5},{"option":"SPXW260306C06980000","bid":37.4,"bid_size":16.0,"ask":38.2,"ask_size":25.0,"iv":0.1474,"open_interest":609.0,"volume":62.0,"delta":0.2956,"gamma":0.0016,"vega":4.9018,"theta":-2.3377,"rho":0.8678,"theo":37.9617,"change":-1.6,"open":40.1,"high":51.62,"low":39.32,"tick":"up","last_trade_price":43.82,"last_trade_time":"2026-02-18T16:14:43","percent_change":-3.82775,"prev_day_close":41.7999992370606},{"option":"SPXW260306P06980000","bid":152.0,"bid_size":11.0,"ask":156.8,"ask_size":11.0,"iv":0.1475,"open_interest":55.0,"volume":4.0,"delta":-0.7045,"gamma":0.0016,"vega":4.9018,"theta":-2.2964,"rho":-2.1852,"theo":154.6856,"change":-29.82,"open":137.02,"high":137.02,"low":118.44,"tick":"up","last_trade_price":130.18,"last_trade_time":"2026-02-18T14:26:37","percent_change":-18.6375,"prev_day_close":138.150001525879},{"option":"SPXW260306C06985000","bid":35.5,"bid_size":9.0,"ask":36.2,"ask_size":8.0,"iv":0.1463,"open_interest":101.0,"volume":27.0,"delta":0.286,"gamma":0.0016,"vega":4.8306,"theta":-2.2838,"rho":0.8397,"theo":36.0421,"change":7.35,"open":40.1,"high":48.86,"low":40.1,"tick":"up","last_trade_price":43.6,"last_trade_time":"2026-02-18T15:54:22","percent_change":20.2759,"prev_day_close":39.7000007629394},{"option":"SPXW260306P06985000","bid":155.1,"bid_size":11.0,"ask":159.8,"ask_size":11.0,"iv":0.146,"open_interest":24.0,"volume":3.0,"delta":-0.714,"gamma":0.0016,"vega":4.8306,"theta":-2.2408,"rho":-2.2155,"theo":157.7568,"change":-43.38,"open":130.53,"high":131.93,"low":119.47,"tick":"down","last_trade_price":119.47,"last_trade_time":"2026-02-18T12:56:53","percent_change":-26.638,"prev_day_close":141.099998474121},{"option":"SPXW260306C06990000","bid":33.6,"bid_size":9.0,"ask":34.3,"ask_size":26.0,"iv":0.1451,"open_interest":160.0,"volume":158.0,"delta":0.2765,"gamma":0.0016,"vega":4.7565,"theta":-2.2288,"rho":0.8119,"theo":34.1769,"change":7.0,"open":34.63,"high":47.49,"low":34.63,"tick":"up","last_trade_price":41.4,"last_trade_time":"2026-02-18T15:54:22","percent_change":20.3488,"prev_day_close":37.6000003814697},{"option":"SPXW260306P06990000","bid":158.1,"bid_size":6.0,"ask":162.9,"ask_size":6.0,"iv":0.1451,"open_interest":81.0,"volume":17.0,"delta":-0.7236,"gamma":0.0016,"vega":4.7565,"theta":-2.184,"rho":-2.2454,"theo":160.8824,"change":-30.61,"open":132.59,"high":138.34,"low":123.49,"tick":"down","last_trade_price":135.64,"last_trade_time":"2026-02-18T14:26:37","percent_change":-18.412,"prev_day_close":143.699996948242},{"option":"SPXW260306C06995000","bid":31.7,"bid_size":17.0,"ask":32.4,"ask_size":8.0,"iv":0.1438,"open_interest":162.0,"volume":121.0,"delta":0.267,"gamma":0.0016,"vega":4.6799,"theta":-2.1724,"rho":0.7845,"theo":32.3634,"change":6.62,"open":32.78,"high":44.61,"low":32.78,"tick":"up","last_trade_price":39.22,"last_trade_time":"2026-02-18T15:54:07","percent_change":20.3067,"prev_day_close":35.5},{"option":"SPXW260306P06995000","bid":161.2,"bid_size":6.0,"ask":166.0,"ask_size":6.0,"iv":0.1438,"open_interest":17.0,"volume":10.0,"delta":-0.7331,"gamma":0.0016,"vega":4.6799,"theta":-2.1258,"rho":-2.2751,"theo":164.0596,"change":-32.0,"open":128.44,"high":137.1,"low":124.51,"tick":"up","last_trade_price":137.1,"last_trade_time":"2026-02-18T13:44:10","percent_change":-18.9237,"prev_day_close":146.199996948242},{"option":"SPXW260306C07000000","bid":29.9,"bid_size":20.0,"ask":30.6,"ask_size":13.0,"iv":0.1426,"open_interest":3430.0,"volume":727.0,"delta":0.2575,"gamma":0.0016,"vega":4.6,"theta":-2.1146,"rho":0.7569,"theo":30.5995,"change":3.93,"open":36.6,"high":43.42,"low":31.68,"tick":"up","last_trade_price":35.15,"last_trade_time":"2026-02-18T16:14:27","percent_change":12.7597,"prev_day_close":33.5500011444092},{"option":"SPXW260306P07000000","bid":165.4,"bid_size":4.0,"ask":168.0,"ask_size":4.0,"iv":0.1422,"open_interest":2554.0,"volume":14.0,"delta":-0.7426,"gamma":0.0016,"vega":4.6,"theta":-2.0663,"rho":-2.3048,"theo":167.2866,"change":-21.71,"open":139.8,"high":156.0,"low":126.74,"tick":"down","last_trade_price":142.11,"last_trade_time":"2026-02-18T15:58:24","percent_change":-12.5819,"prev_day_close":149.549995422363},{"option":"SPXW260306C07005000","bid":28.2,"bid_size":10.0,"ask":28.9,"ask_size":18.0,"iv":0.1415,"open_interest":158.0,"volume":55.0,"delta":0.248,"gamma":0.0016,"vega":4.516,"theta":-2.0555,"rho":0.729,"theo":28.8848,"change":5.18,"open":31.05,"high":40.4,"low":28.29,"tick":"down","last_trade_price":34.28,"last_trade_time":"2026-02-18T15:59:05","percent_change":17.8007,"prev_day_close":31.6499996185303},{"option":"SPXW260306P07005000","bid":167.6,"bid_size":6.0,"ask":172.4,"ask_size":6.0,"iv":0.1415,"open_interest":7.0,"volume":0.0,"delta":-0.752,"gamma":0.0016,"vega":4.516,"theta":-2.0054,"rho":-2.3349,"theo":170.5626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.0,"last_trade_time":"2026-02-12T10:02:10","percent_change":0.0,"prev_day_close":152.299995422363},{"option":"SPXW260306C07010000","bid":26.5,"bid_size":18.0,"ask":27.2,"ask_size":32.0,"iv":0.1402,"open_interest":1567.0,"volume":110.0,"delta":0.2385,"gamma":0.0016,"vega":4.4272,"theta":-1.995,"rho":0.7008,"theo":27.2193,"change":4.0,"open":28.9,"high":38.1,"low":28.54,"tick":"up","last_trade_price":31.5,"last_trade_time":"2026-02-18T15:50:25","percent_change":14.5455,"prev_day_close":29.8000001907349},{"option":"SPXW260306P07010000","bid":170.9,"bid_size":6.0,"ask":175.7,"ask_size":6.0,"iv":0.1403,"open_interest":50.0,"volume":1.0,"delta":-0.7615,"gamma":0.0016,"vega":4.4272,"theta":-1.9431,"rho":-2.3653,"theo":173.8879,"change":-44.31,"open":134.89,"high":134.89,"low":134.89,"tick":"down","last_trade_price":134.89,"last_trade_time":"2026-02-18T12:10:37","percent_change":-24.7266,"prev_day_close":155.900001525879},{"option":"SPXW260306C07015000","bid":24.9,"bid_size":10.0,"ask":25.6,"ask_size":18.0,"iv":0.1391,"open_interest":178.0,"volume":206.0,"delta":0.2291,"gamma":0.0015,"vega":4.3341,"theta":-1.9331,"rho":0.6729,"theo":25.6032,"change":3.1,"open":33.4,"high":36.2,"low":27.68,"tick":"down","last_trade_price":29.0,"last_trade_time":"2026-02-18T16:10:16","percent_change":11.9691,"prev_day_close":28.0},{"option":"SPXW260306P07015000","bid":174.4,"bid_size":6.0,"ask":179.1,"ask_size":6.0,"iv":0.1388,"open_interest":17.0,"volume":1.0,"delta":-0.771,"gamma":0.0015,"vega":4.3341,"theta":-1.8795,"rho":-2.3954,"theo":177.2625,"change":-46.68,"open":135.52,"high":135.52,"low":135.52,"tick":"up","last_trade_price":135.52,"last_trade_time":"2026-02-18T12:07:42","percent_change":-25.6202,"prev_day_close":158.25},{"option":"SPXW260306C07020000","bid":23.3,"bid_size":21.0,"ask":24.0,"ask_size":15.0,"iv":0.1378,"open_interest":893.0,"volume":53.0,"delta":0.2197,"gamma":0.0015,"vega":4.238,"theta":-1.87,"rho":0.6454,"theo":24.0362,"change":3.93,"open":25.2,"high":33.88,"low":24.85,"tick":"down","last_trade_price":27.2,"last_trade_time":"2026-02-18T16:10:05","percent_change":16.1396,"prev_day_close":26.1999998092651},{"option":"SPXW260306P07020000","bid":177.8,"bid_size":6.0,"ask":182.6,"ask_size":6.0,"iv":0.1379,"open_interest":27.0,"volume":2.0,"delta":-0.7804,"gamma":0.0015,"vega":4.238,"theta":-1.8146,"rho":-2.4251,"theo":180.6864,"change":-29.13,"open":165.8,"high":165.8,"low":156.82,"tick":"down","last_trade_price":156.82,"last_trade_time":"2026-02-18T15:47:55","percent_change":-15.6655,"prev_day_close":162.25},{"option":"SPXW260306C07025000","bid":21.8,"bid_size":23.0,"ask":22.5,"ask_size":25.0,"iv":0.1366,"open_interest":1460.0,"volume":74.0,"delta":0.2103,"gamma":0.0015,"vega":4.1395,"theta":-1.8057,"rho":0.6183,"theo":22.5187,"change":-0.26,"open":24.1,"high":32.77,"low":23.3,"tick":"up","last_trade_price":27.4,"last_trade_time":"2026-02-18T15:57:20","percent_change":-1.05906,"prev_day_close":24.5500001907349},{"option":"SPXW260306P07025000","bid":181.3,"bid_size":6.0,"ask":186.1,"ask_size":6.0,"iv":0.1368,"open_interest":24.0,"volume":2.0,"delta":-0.7897,"gamma":0.0015,"vega":4.1395,"theta":-1.7486,"rho":-2.4544,"theo":184.1597,"change":-42.09,"open":151.65,"high":151.65,"low":147.41,"tick":"down","last_trade_price":147.41,"last_trade_time":"2026-02-18T10:44:10","percent_change":-22.2111,"prev_day_close":165.599998474121},{"option":"SPXW260306C07030000","bid":20.4,"bid_size":19.0,"ask":21.1,"ask_size":31.0,"iv":0.1356,"open_interest":164.0,"volume":57.0,"delta":0.201,"gamma":0.0015,"vega":4.038,"theta":-1.7404,"rho":0.5911,"theo":21.0519,"change":2.91,"open":20.61,"high":29.79,"low":20.61,"tick":"down","last_trade_price":24.41,"last_trade_time":"2026-02-18T16:14:43","percent_change":13.5349,"prev_day_close":23.0},{"option":"SPXW260306P07030000","bid":184.8,"bid_size":6.0,"ask":189.6,"ask_size":6.0,"iv":0.1357,"open_interest":8.0,"volume":2.0,"delta":-0.799,"gamma":0.0015,"vega":4.038,"theta":-1.6816,"rho":-2.4837,"theo":187.6836,"change":-29.83,"open":172.6,"high":172.6,"low":163.37,"tick":"down","last_trade_price":163.37,"last_trade_time":"2026-02-18T15:47:55","percent_change":-15.44,"prev_day_close":169.0},{"option":"SPXW260306C07035000","bid":19.0,"bid_size":20.0,"ask":19.7,"ask_size":9.0,"iv":0.1343,"open_interest":116.0,"volume":21.0,"delta":0.1918,"gamma":0.0014,"vega":3.9324,"theta":-1.6744,"rho":0.5638,"theo":19.638,"change":3.85,"open":22.18,"high":29.18,"low":20.73,"tick":"up","last_trade_price":24.0,"last_trade_time":"2026-02-18T15:53:23","percent_change":19.1067,"prev_day_close":21.4499998092651},{"option":"SPXW260306P07035000","bid":188.4,"bid_size":6.0,"ask":193.2,"ask_size":6.0,"iv":0.1345,"open_interest":0.0,"volume":0.0,"delta":-0.8083,"gamma":0.0014,"vega":3.9324,"theta":-1.6137,"rho":-2.5133,"theo":191.2605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":171.950004577637},{"option":"SPXW260306C07040000","bid":17.7,"bid_size":20.0,"ask":18.4,"ask_size":22.0,"iv":0.1332,"open_interest":417.0,"volume":94.0,"delta":0.1826,"gamma":0.0014,"vega":3.8223,"theta":-1.6076,"rho":0.5365,"theo":18.2794,"change":3.55,"open":19.13,"high":27.85,"low":18.17,"tick":"up","last_trade_price":22.4,"last_trade_time":"2026-02-18T15:53:23","percent_change":18.8329,"prev_day_close":20.0},{"option":"SPXW260306P07040000","bid":192.1,"bid_size":6.0,"ask":196.9,"ask_size":6.0,"iv":0.1331,"open_interest":13.0,"volume":0.0,"delta":-0.8174,"gamma":0.0014,"vega":3.8223,"theta":-1.5452,"rho":-2.5428,"theo":194.8927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":186.37,"last_trade_time":"2026-02-12T12:38:10","percent_change":0.0,"prev_day_close":176.049995422363},{"option":"SPXW260306C07045000","bid":16.5,"bid_size":11.0,"ask":17.1,"ask_size":11.0,"iv":0.1321,"open_interest":31.0,"volume":10.0,"delta":0.1736,"gamma":0.0014,"vega":3.7087,"theta":-1.5405,"rho":0.5098,"theo":16.9778,"change":5.4,"open":18.22,"high":24.27,"low":18.22,"tick":"no_change","last_trade_price":23.0,"last_trade_time":"2026-02-18T12:36:27","percent_change":30.6818,"prev_day_close":18.5999994277954},{"option":"SPXW260306P07045000","bid":195.9,"bid_size":6.0,"ask":200.7,"ask_size":6.0,"iv":0.1322,"open_interest":3.0,"volume":0.0,"delta":-0.8265,"gamma":0.0014,"vega":3.7087,"theta":-1.4763,"rho":-2.5716,"theo":198.5818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":190.97,"last_trade_time":"2026-02-13T14:22:33","percent_change":0.0,"prev_day_close":179.0},{"option":"SPXW260306C07050000","bid":15.4,"bid_size":20.0,"ask":15.9,"ask_size":52.0,"iv":0.131,"open_interest":1401.0,"volume":296.0,"delta":0.1646,"gamma":0.0013,"vega":3.5935,"theta":-1.4731,"rho":0.4839,"theo":15.7338,"change":1.25,"open":16.93,"high":23.84,"low":15.92,"tick":"no_change","last_trade_price":18.1,"last_trade_time":"2026-02-18T16:00:41","percent_change":7.24638,"prev_day_close":17.25},{"option":"SPXW260306P07050000","bid":199.7,"bid_size":6.0,"ask":204.5,"ask_size":6.0,"iv":0.1311,"open_interest":95.0,"volume":6.0,"delta":-0.8354,"gamma":0.0013,"vega":3.5935,"theta":-1.4072,"rho":-2.5997,"theo":202.3286,"change":-20.1,"open":170.45,"high":188.0,"low":161.3,"tick":"up","last_trade_price":188.0,"last_trade_time":"2026-02-18T14:37:53","percent_change":-9.65882,"prev_day_close":183.150001525879},{"option":"SPXW260306C07055000","bid":14.3,"bid_size":20.0,"ask":14.7,"ask_size":20.0,"iv":0.13,"open_interest":122.0,"volume":44.0,"delta":0.1559,"gamma":0.0013,"vega":3.4771,"theta":-1.4059,"rho":0.4584,"theo":14.5486,"change":2.4,"open":17.85,"high":21.87,"low":15.25,"tick":"up","last_trade_price":17.75,"last_trade_time":"2026-02-18T15:53:09","percent_change":15.6352,"prev_day_close":16.0000004768372},{"option":"SPXW260306P07055000","bid":202.1,"bid_size":6.0,"ask":209.7,"ask_size":6.0,"iv":0.1302,"open_interest":1.0,"volume":0.0,"delta":-0.8442,"gamma":0.0013,"vega":3.4771,"theta":-1.3382,"rho":-2.6274,"theo":206.1341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":244.8,"last_trade_time":"2026-02-17T11:01:53","percent_change":0.0,"prev_day_close":186.449996948242},{"option":"SPXW260306C07060000","bid":13.2,"bid_size":20.0,"ask":13.7,"ask_size":48.0,"iv":0.1288,"open_interest":722.0,"volume":124.0,"delta":0.1473,"gamma":0.0013,"vega":3.3586,"theta":-1.3391,"rho":0.433,"theo":13.4241,"change":1.1,"open":17.36,"high":21.3,"low":13.47,"tick":"up","last_trade_price":15.35,"last_trade_time":"2026-02-18T15:46:29","percent_change":7.7193,"prev_day_close":14.75},{"option":"SPXW260306P07060000","bid":206.9,"bid_size":3.0,"ask":213.0,"ask_size":3.0,"iv":0.1287,"open_interest":4.0,"volume":0.0,"delta":-0.8527,"gamma":0.0013,"vega":3.3586,"theta":-1.2696,"rho":-2.655,"theo":210.0005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.0,"last_trade_time":"2026-02-13T14:58:31","percent_change":0.0,"prev_day_close":190.599998474121},{"option":"SPXW260306C07065000","bid":12.2,"bid_size":20.0,"ask":12.7,"ask_size":33.0,"iv":0.1278,"open_interest":167.0,"volume":136.0,"delta":0.1389,"gamma":0.0012,"vega":3.2372,"theta":-1.273,"rho":0.4079,"theo":12.3622,"change":2.0,"open":13.53,"high":19.6,"low":13.05,"tick":"up","last_trade_price":15.2,"last_trade_time":"2026-02-18T15:53:09","percent_change":15.1515,"prev_day_close":13.6500000953674},{"option":"SPXW260306P07065000","bid":210.0,"bid_size":6.0,"ask":217.8,"ask_size":6.0,"iv":0.1281,"open_interest":9.0,"volume":6.0,"delta":-0.8611,"gamma":0.0012,"vega":3.2372,"theta":-1.2017,"rho":-2.6822,"theo":213.9293,"change":-29.1,"open":171.6,"high":189.9,"low":171.6,"tick":"up","last_trade_price":189.9,"last_trade_time":"2026-02-18T14:30:24","percent_change":-13.2877,"prev_day_close":194.049995422363},{"option":"SPXW260306C07070000","bid":11.2,"bid_size":35.0,"ask":11.7,"ask_size":51.0,"iv":0.1268,"open_interest":309.0,"volume":48.0,"delta":0.1308,"gamma":0.0012,"vega":3.1139,"theta":-1.2078,"rho":0.3839,"theo":11.3632,"change":1.42,"open":12.53,"high":18.1,"low":12.53,"tick":"up","last_trade_price":13.67,"last_trade_time":"2026-02-18T15:51:17","percent_change":11.5918,"prev_day_close":12.5499997138977},{"option":"SPXW260306P07070000","bid":214.9,"bid_size":3.0,"ask":221.1,"ask_size":3.0,"iv":0.1267,"open_interest":5.0,"volume":0.0,"delta":-0.8693,"gamma":0.0012,"vega":3.1139,"theta":-1.1348,"rho":-2.7085,"theo":217.9211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.0,"last_trade_time":"2026-02-09T15:28:25","percent_change":0.0,"prev_day_close":198.299995422363},{"option":"SPXW260306C07075000","bid":10.3,"bid_size":36.0,"ask":10.8,"ask_size":52.0,"iv":0.1258,"open_interest":1107.0,"volume":165.0,"delta":0.1229,"gamma":0.0012,"vega":2.991,"theta":-1.1438,"rho":0.3609,"theo":10.4266,"change":0.45,"open":11.73,"high":16.9,"low":10.78,"tick":"up","last_trade_price":11.85,"last_trade_time":"2026-02-18T15:46:12","percent_change":3.94737,"prev_day_close":11.5499997138977},{"option":"SPXW260306P07075000","bid":219.0,"bid_size":3.0,"ask":225.2,"ask_size":3.0,"iv":0.1258,"open_interest":3.0,"volume":0.0,"delta":-0.8772,"gamma":0.0012,"vega":2.991,"theta":-1.0691,"rho":-2.7336,"theo":221.9752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.21,"last_trade_time":"2026-02-17T15:49:39","percent_change":0.0,"prev_day_close":202.449996948242},{"option":"SPXW260306C07080000","bid":9.5,"bid_size":20.0,"ask":10.0,"ask_size":56.0,"iv":0.1247,"open_interest":364.0,"volume":31.0,"delta":0.1152,"gamma":0.0011,"vega":2.8694,"theta":-1.0815,"rho":0.3386,"theo":9.5517,"change":3.7,"open":10.78,"high":15.7,"low":10.78,"tick":"down","last_trade_price":14.2,"last_trade_time":"2026-02-18T13:16:42","percent_change":35.2381,"prev_day_close":10.6500000953674},{"option":"SPXW260306P07080000","bid":223.1,"bid_size":3.0,"ask":229.4,"ask_size":3.0,"iv":0.1248,"open_interest":5.0,"volume":0.0,"delta":-0.8848,"gamma":0.0011,"vega":2.8694,"theta":-1.005,"rho":-2.7581,"theo":226.0911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":144.0,"last_trade_time":"2026-02-09T12:52:52","percent_change":0.0,"prev_day_close":206.299995422363},{"option":"SPXW260306C07085000","bid":8.7,"bid_size":20.0,"ask":9.2,"ask_size":36.0,"iv":0.1239,"open_interest":123.0,"volume":96.0,"delta":0.1079,"gamma":0.0011,"vega":2.7483,"theta":-1.0209,"rho":0.3169,"theo":8.7385,"change":3.55,"open":10.76,"high":14.8,"low":10.76,"tick":"up","last_trade_price":13.3,"last_trade_time":"2026-02-18T13:17:51","percent_change":36.4103,"prev_day_close":9.75},{"option":"SPXW260306P07085000","bid":226.5,"bid_size":6.0,"ask":234.1,"ask_size":6.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":-0.8921,"gamma":0.0011,"vega":2.7483,"theta":-0.9426,"rho":-2.782,"theo":230.2687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":210.049995422363},{"option":"SPXW260306C07090000","bid":8.0,"bid_size":20.0,"ask":8.4,"ask_size":57.0,"iv":0.123,"open_interest":183.0,"volume":11.0,"delta":0.1009,"gamma":0.001,"vega":2.6273,"theta":-0.9624,"rho":0.296,"theo":7.9865,"change":-0.4,"open":9.03,"high":12.7,"low":8.55,"tick":"down","last_trade_price":8.55,"last_trade_time":"2026-02-18T15:32:10","percent_change":-4.46928,"prev_day_close":8.90000009536743},{"option":"SPXW260306P07090000","bid":231.5,"bid_size":3.0,"ask":237.9,"ask_size":3.0,"iv":0.1229,"open_interest":7.0,"volume":0.0,"delta":-0.8991,"gamma":0.001,"vega":2.6273,"theta":-0.8824,"rho":-2.8051,"theo":234.5075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.8,"last_trade_time":"2026-02-10T13:34:55","percent_change":0.0,"prev_day_close":214.900001525879},{"option":"SPXW260306C07095000","bid":7.3,"bid_size":20.0,"ask":7.7,"ask_size":13.0,"iv":0.122,"open_interest":115.0,"volume":101.0,"delta":0.0943,"gamma":0.001,"vega":2.5076,"theta":-0.9062,"rho":0.2764,"theo":7.2936,"change":0.6,"open":8.57,"high":12.7,"low":8.57,"tick":"down","last_trade_price":8.85,"last_trade_time":"2026-02-18T14:36:45","percent_change":7.27273,"prev_day_close":8.15000009536743},{"option":"SPXW260306P07095000","bid":235.0,"bid_size":6.0,"ask":242.7,"ask_size":6.0,"iv":0.1224,"open_interest":1.0,"volume":0.0,"delta":-0.9058,"gamma":0.001,"vega":2.5076,"theta":-0.8244,"rho":-2.8269,"theo":238.8054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":158.0,"last_trade_time":"2026-02-10T14:30:44","percent_change":0.0,"prev_day_close":218.400001525879},{"option":"SPXW260306C07100000","bid":6.7,"bid_size":20.0,"ask":7.1,"ask_size":64.0,"iv":0.1211,"open_interest":3875.0,"volume":359.0,"delta":0.0879,"gamma":0.0009,"vega":2.3911,"theta":-0.8524,"rho":0.258,"theo":6.6572,"change":-0.53,"open":7.92,"high":11.75,"low":6.92,"tick":"no_change","last_trade_price":7.4,"last_trade_time":"2026-02-18T15:42:45","percent_change":-7.16216,"prev_day_close":7.40000009536743},{"option":"SPXW260306P07100000","bid":240.1,"bid_size":3.0,"ask":246.6,"ask_size":3.0,"iv":0.121,"open_interest":22.0,"volume":2.0,"delta":-0.9121,"gamma":0.0009,"vega":2.3911,"theta":-0.7688,"rho":-2.8474,"theo":243.1597,"change":-47.99,"open":209.26,"high":209.26,"low":201.06,"tick":"down","last_trade_price":201.06,"last_trade_time":"2026-02-18T12:41:48","percent_change":-19.2692,"prev_day_close":222.899993896484},{"option":"SPXW260306C07105000","bid":6.1,"bid_size":20.0,"ask":6.5,"ask_size":37.0,"iv":0.1202,"open_interest":113.0,"volume":27.0,"delta":0.082,"gamma":0.0009,"vega":2.2784,"theta":-0.8012,"rho":0.2405,"theo":6.0748,"change":-0.18,"open":7.25,"high":10.51,"low":6.77,"tick":"no_change","last_trade_price":6.77,"last_trade_time":"2026-02-18T14:57:11","percent_change":-2.58993,"prev_day_close":6.75},{"option":"SPXW260306P07105000","bid":243.8,"bid_size":6.0,"ask":251.4,"ask_size":6.0,"iv":0.1207,"open_interest":0.0,"volume":0.0,"delta":-0.9181,"gamma":0.0009,"vega":2.2784,"theta":-0.7158,"rho":-2.8672,"theo":247.5681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":226.75},{"option":"SPXW260306C07110000","bid":5.5,"bid_size":57.0,"ask":5.9,"ask_size":80.0,"iv":0.1194,"open_interest":863.0,"volume":33.0,"delta":0.0764,"gamma":0.0008,"vega":2.169,"theta":-0.7527,"rho":0.2238,"theo":5.5445,"change":0.05,"open":6.51,"high":9.51,"low":6.12,"tick":"up","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:59:59","percent_change":0.787403,"prev_day_close":6.09999990463257},{"option":"SPXW260306P07110000","bid":249.0,"bid_size":3.0,"ask":255.4,"ask_size":3.0,"iv":0.1194,"open_interest":3.0,"volume":0.0,"delta":-0.9237,"gamma":0.0008,"vega":2.169,"theta":-0.6656,"rho":-2.8861,"theo":252.0286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":154.44,"last_trade_time":"2026-02-10T10:30:44","percent_change":0.0,"prev_day_close":231.849998474121},{"option":"SPXW260306C07120000","bid":4.5,"bid_size":55.0,"ask":4.9,"ask_size":86.0,"iv":0.1177,"open_interest":216.0,"volume":68.0,"delta":0.0662,"gamma":0.0008,"vega":1.9601,"theta":-0.6641,"rho":0.1939,"theo":4.6279,"change":-0.15,"open":7.97,"high":7.97,"low":4.6,"tick":"down","last_trade_price":5.25,"last_trade_time":"2026-02-18T15:59:59","percent_change":-2.77778,"prev_day_close":5.04999995231628},{"option":"SPXW260306P07120000","bid":257.9,"bid_size":3.0,"ask":264.6,"ask_size":3.0,"iv":0.1181,"open_interest":306.0,"volume":2.0,"delta":-0.9338,"gamma":0.0008,"vega":1.9601,"theta":-0.5735,"rho":-2.9203,"theo":261.0936,"change":-28.9,"open":237.3,"high":237.9,"low":237.3,"tick":"up","last_trade_price":237.9,"last_trade_time":"2026-02-18T15:59:53","percent_change":-10.8321,"prev_day_close":241.0},{"option":"SPXW260306C07125000","bid":4.1,"bid_size":57.0,"ask":4.5,"ask_size":111.0,"iv":0.1171,"open_interest":621.0,"volume":136.0,"delta":0.0617,"gamma":0.0007,"vega":1.8625,"theta":-0.624,"rho":0.1807,"theo":4.2345,"change":-0.02,"open":4.95,"high":7.65,"low":4.43,"tick":"up","last_trade_price":4.88,"last_trade_time":"2026-02-18T16:07:49","percent_change":-0.408165,"prev_day_close":4.59999990463257},{"option":"SPXW260306P07125000","bid":262.5,"bid_size":3.0,"ask":269.1,"ask_size":3.0,"iv":0.1174,"open_interest":13.0,"volume":0.0,"delta":-0.9384,"gamma":0.0007,"vega":1.8625,"theta":-0.5317,"rho":-2.9357,"theo":265.6909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":211.11,"last_trade_time":"2026-01-15T15:49:44","percent_change":0.0,"prev_day_close":245.349998474121},{"option":"SPXW260306C07130000","bid":3.7,"bid_size":86.0,"ask":4.1,"ask_size":116.0,"iv":0.1164,"open_interest":809.0,"volume":40.0,"delta":0.0575,"gamma":0.0007,"vega":1.7702,"theta":-0.5867,"rho":0.1683,"theo":3.8799,"change":0.27,"open":4.55,"high":6.85,"low":4.2,"tick":"up","last_trade_price":4.77,"last_trade_time":"2026-02-18T15:54:12","percent_change":6.0,"prev_day_close":4.15000009536743},{"option":"SPXW260306P07130000","bid":267.0,"bid_size":3.0,"ask":273.8,"ask_size":3.0,"iv":0.1167,"open_interest":5.0,"volume":0.0,"delta":-0.9426,"gamma":0.0007,"vega":1.7702,"theta":-0.4926,"rho":-2.9503,"theo":270.3271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":204.46,"last_trade_time":"2026-01-30T15:51:27","percent_change":0.0,"prev_day_close":249.599998474121},{"option":"SPXW260306C07140000","bid":3.0,"bid_size":117.0,"ask":3.4,"ask_size":151.0,"iv":0.115,"open_interest":879.0,"volume":395.0,"delta":0.05,"gamma":0.0006,"vega":1.5994,"theta":-0.5199,"rho":0.146,"theo":3.2752,"change":-0.37,"open":4.16,"high":5.54,"low":3.38,"tick":"no_change","last_trade_price":3.38,"last_trade_time":"2026-02-18T15:10:26","percent_change":-9.86667,"prev_day_close":3.39999997615814},{"option":"SPXW260306P07140000","bid":276.3,"bid_size":3.0,"ask":283.1,"ask_size":3.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.95,"gamma":0.0006,"vega":1.5994,"theta":-0.4223,"rho":-2.9769,"theo":279.7039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.300003051758},{"option":"SPXW260306C07150000","bid":2.45,"bid_size":128.0,"ask":2.8,"ask_size":157.0,"iv":0.1139,"open_interest":2202.0,"volume":218.0,"delta":0.0437,"gamma":0.0006,"vega":1.4464,"theta":-0.4629,"rho":0.1276,"theo":2.7878,"change":-0.055,"open":3.3,"high":4.8,"low":2.71,"tick":"up","last_trade_price":2.98,"last_trade_time":"2026-02-18T16:07:49","percent_change":-2.01835,"prev_day_close":2.72500002384186},{"option":"SPXW260306P07150000","bid":285.7,"bid_size":3.0,"ask":292.5,"ask_size":3.0,"iv":0.1144,"open_interest":23.0,"volume":1.0,"delta":-0.9563,"gamma":0.0006,"vega":1.4464,"theta":-0.3617,"rho":-2.9997,"theo":289.1981,"change":-49.37,"open":245.03,"high":245.03,"low":245.03,"tick":"down","last_trade_price":245.03,"last_trade_time":"2026-02-18T12:41:48","percent_change":-16.7697,"prev_day_close":268.5},{"option":"SPXW260306C07160000","bid":2.0,"bid_size":120.0,"ask":2.3,"ask_size":149.0,"iv":0.1129,"open_interest":1148.0,"volume":266.0,"delta":0.0384,"gamma":0.0005,"vega":1.312,"theta":-0.4142,"rho":0.112,"theo":2.3939,"change":-0.35,"open":2.6,"high":3.76,"low":2.25,"tick":"no_change","last_trade_price":2.25,"last_trade_time":"2026-02-18T15:10:26","percent_change":-13.4615,"prev_day_close":2.19999992847443},{"option":"SPXW260306P07160000","bid":295.1,"bid_size":3.0,"ask":302.0,"ask_size":3.0,"iv":0.113,"open_interest":1.0,"volume":0.0,"delta":-0.9617,"gamma":0.0005,"vega":1.312,"theta":-0.3095,"rho":-3.0197,"theo":298.7857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.75},{"option":"SPXW260306C07170000","bid":1.65,"bid_size":128.0,"ask":1.9,"ask_size":130.0,"iv":0.1122,"open_interest":1143.0,"volume":218.0,"delta":0.0339,"gamma":0.0005,"vega":1.1934,"theta":-0.3728,"rho":0.0986,"theo":2.0742,"change":0.605,"open":2.92,"high":3.2,"low":2.78,"tick":"down","last_trade_price":2.78,"last_trade_time":"2026-02-18T12:38:03","percent_change":27.8161,"prev_day_close":1.80000001192093},{"option":"SPXW260306P07170000","bid":304.7,"bid_size":2.0,"ask":311.1,"ask_size":2.0,"iv":0.1094,"open_interest":0.0,"volume":0.0,"delta":-0.9662,"gamma":0.0005,"vega":1.1934,"theta":-0.2646,"rho":-3.0375,"theo":308.4476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":287.25},{"option":"SPXW260306C07175000","bid":1.5,"bid_size":113.0,"ask":1.75,"ask_size":120.0,"iv":0.112,"open_interest":538.0,"volume":76.0,"delta":0.0319,"gamma":0.0004,"vega":1.1392,"theta":-0.3544,"rho":0.0928,"theo":1.9368,"change":-0.36,"open":2.12,"high":2.82,"low":1.6,"tick":"up","last_trade_price":1.64,"last_trade_time":"2026-02-18T16:00:17","percent_change":-18.0,"prev_day_close":1.625},{"option":"SPXW260306P07175000","bid":309.5,"bid_size":2.0,"ask":316.1,"ask_size":2.0,"iv":0.1098,"open_interest":5.0,"volume":0.0,"delta":-0.9682,"gamma":0.0004,"vega":1.1392,"theta":-0.2444,"rho":-3.0455,"theo":313.301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":296.02,"last_trade_time":"2026-02-12T11:36:45","percent_change":0.0,"prev_day_close":292.100006103516},{"option":"SPXW260306C07180000","bid":1.35,"bid_size":122.0,"ask":1.6,"ask_size":154.0,"iv":0.1117,"open_interest":934.0,"volume":536.0,"delta":0.03,"gamma":0.0004,"vega":1.0882,"theta":-0.3372,"rho":0.0875,"theo":1.8119,"change":-0.355,"open":2.02,"high":2.65,"low":1.47,"tick":"down","last_trade_price":1.47,"last_trade_time":"2026-02-18T15:46:29","percent_change":-19.4521,"prev_day_close":1.44999998807907},{"option":"SPXW260306P07180000","bid":314.3,"bid_size":2.0,"ask":321.2,"ask_size":2.0,"iv":0.1108,"open_interest":4.0,"volume":0.0,"delta":-0.97,"gamma":0.0004,"vega":1.0882,"theta":-0.2254,"rho":-3.053,"theo":318.1668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":297.56,"last_trade_time":"2026-02-06T11:00:07","percent_change":0.0,"prev_day_close":297.049987792969},{"option":"SPXW260306C07190000","bid":1.1,"bid_size":122.0,"ask":1.35,"ask_size":162.0,"iv":0.1114,"open_interest":254.0,"volume":202.0,"delta":0.0268,"gamma":0.0004,"vega":0.9949,"theta":-0.3064,"rho":0.0779,"theo":1.5934,"change":-0.305,"open":2.0,"high":2.18,"low":1.22,"tick":"no_change","last_trade_price":1.22,"last_trade_time":"2026-02-18T15:59:44","percent_change":-20.0,"prev_day_close":1.22499996423721},{"option":"SPXW260306P07190000","bid":324.0,"bid_size":2.0,"ask":330.5,"ask_size":2.0,"iv":0.1066,"open_interest":0.0,"volume":0.0,"delta":-0.9733,"gamma":0.0004,"vega":0.9949,"theta":-0.1911,"rho":-3.0669,"theo":327.9299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":306.699996948242},{"option":"SPXW260306C07200000","bid":0.9,"bid_size":145.0,"ask":1.15,"ask_size":193.0,"iv":0.1112,"open_interest":1158.0,"volume":94.0,"delta":0.0239,"gamma":0.0003,"vega":0.9117,"theta":-0.2793,"rho":0.0695,"theo":1.4093,"change":0.225,"open":1.37,"high":1.87,"low":1.27,"tick":"down","last_trade_price":1.27,"last_trade_time":"2026-02-18T14:22:07","percent_change":23.0769,"prev_day_close":0.974999964237213},{"option":"SPXW260306P07200000","bid":333.8,"bid_size":2.0,"ask":340.8,"ask_size":2.0,"iv":0.1105,"open_interest":9.0,"volume":0.0,"delta":-0.9761,"gamma":0.0003,"vega":0.9117,"theta":-0.1605,"rho":-3.0796,"theo":337.7273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":344.27,"last_trade_time":"2026-02-13T15:01:14","percent_change":0.0,"prev_day_close":316.5},{"option":"SPXW260306C07210000","bid":0.75,"bid_size":124.0,"ask":0.95,"ask_size":147.0,"iv":0.1109,"open_interest":275.0,"volume":131.0,"delta":0.0215,"gamma":0.0003,"vega":0.8367,"theta":-0.2554,"rho":0.0623,"theo":1.2523,"change":-0.28,"open":1.38,"high":1.52,"low":0.82,"tick":"no_change","last_trade_price":0.82,"last_trade_time":"2026-02-18T15:59:44","percent_change":-25.4545,"prev_day_close":0.824999988079071},{"option":"SPXW260306P07210000","bid":343.6,"bid_size":2.0,"ask":350.1,"ask_size":2.0,"iv":0.1046,"open_interest":0.0,"volume":0.0,"delta":-0.9786,"gamma":0.0003,"vega":0.8367,"theta":-0.133,"rho":-3.0913,"theo":347.5518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.300003051758},{"option":"SPXW260306C07220000","bid":0.65,"bid_size":24.0,"ask":0.85,"ask_size":180.0,"iv":0.1116,"open_interest":379.0,"volume":0.0,"delta":0.0193,"gamma":0.0003,"vega":0.7687,"theta":-0.2339,"rho":0.056,"theo":1.1165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.12,"last_trade_time":"2026-02-17T10:17:31","percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260306P07220000","bid":353.4,"bid_size":2.0,"ask":360.5,"ask_size":2.0,"iv":0.11,"open_interest":50.0,"volume":0.0,"delta":-0.9807,"gamma":0.0003,"vega":0.7687,"theta":-0.1081,"rho":-3.1019,"theo":357.3976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":300.39,"last_trade_time":"2026-02-06T14:43:15","percent_change":0.0,"prev_day_close":336.0},{"option":"SPXW260306C07225000","bid":0.55,"bid_size":127.0,"ask":0.8,"ask_size":182.0,"iv":0.1114,"open_interest":658.0,"volume":50.0,"delta":0.0183,"gamma":0.0003,"vega":0.737,"theta":-0.224,"rho":0.0532,"theo":1.0553,"change":-0.225,"open":0.98,"high":1.22,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T15:38:31","percent_change":-25.7143,"prev_day_close":0.625},{"option":"SPXW260306P07225000","bid":358.4,"bid_size":2.0,"ask":364.9,"ask_size":2.0,"iv":0.1036,"open_interest":6.0,"volume":0.0,"delta":-0.9817,"gamma":0.0003,"vega":0.737,"theta":-0.0964,"rho":-3.107,"theo":362.3272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":368.52,"last_trade_time":"2026-02-13T15:01:14","percent_change":0.0,"prev_day_close":341.100006103516},{"option":"SPXW260306C07230000","bid":0.55,"bid_size":24.0,"ask":0.75,"ask_size":185.0,"iv":0.1121,"open_interest":441.0,"volume":34.0,"delta":0.0174,"gamma":0.0002,"vega":0.7068,"theta":-0.2146,"rho":0.0504,"theo":0.998,"change":0.22,"open":0.87,"high":1.12,"low":0.87,"tick":"up","last_trade_price":1.02,"last_trade_time":"2026-02-18T12:16:45","percent_change":27.5,"prev_day_close":0.574999988079071},{"option":"SPXW260306P07230000","bid":363.3,"bid_size":2.0,"ask":370.0,"ask_size":2.0,"iv":0.1051,"open_interest":50.0,"volume":0.0,"delta":-0.9826,"gamma":0.0002,"vega":0.7068,"theta":-0.0852,"rho":-3.1119,"theo":367.2607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":309.45,"last_trade_time":"2026-02-06T14:43:15","percent_change":0.0,"prev_day_close":345.949996948242},{"option":"SPXW260306C07240000","bid":0.45,"bid_size":93.0,"ask":0.65,"ask_size":191.0,"iv":0.1123,"open_interest":93.0,"volume":12.0,"delta":0.0157,"gamma":0.0002,"vega":0.6505,"theta":-0.1971,"rho":0.0454,"theo":0.8942,"change":-0.08,"open":0.77,"high":0.9,"low":0.62,"tick":"down","last_trade_price":0.62,"last_trade_time":"2026-02-18T14:51:56","percent_change":-11.4286,"prev_day_close":0.525000005960464},{"option":"SPXW260306P07240000","bid":373.2,"bid_size":2.0,"ask":379.9,"ask_size":2.0,"iv":0.1046,"open_interest":0.0,"volume":0.0,"delta":-0.9844,"gamma":0.0002,"vega":0.6505,"theta":-0.0642,"rho":-3.1213,"theo":377.1384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":355.850006103516},{"option":"SPXW260306C07250000","bid":0.4,"bid_size":27.0,"ask":0.6,"ask_size":196.0,"iv":0.1134,"open_interest":4412.0,"volume":78.0,"delta":0.0142,"gamma":0.0002,"vega":0.5991,"theta":-0.1812,"rho":0.0409,"theo":0.8029,"change":-0.175,"open":0.65,"high":0.81,"low":0.43,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:41:06","percent_change":-28.0,"prev_day_close":0.450000002980232},{"option":"SPXW260306P07250000","bid":382.7,"bid_size":1.0,"ask":390.5,"ask_size":1.0,"iv":0.1141,"open_interest":1.0,"volume":0.0,"delta":-0.9859,"gamma":0.0002,"vega":0.5991,"theta":-0.0448,"rho":-3.1301,"theo":387.0287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":311.49,"last_trade_time":"2026-01-22T14:03:34","percent_change":0.0,"prev_day_close":366.300003051758},{"option":"SPXW260306C07260000","bid":0.3,"bid_size":128.0,"ask":0.55,"ask_size":121.0,"iv":0.1136,"open_interest":2128.0,"volume":6.0,"delta":0.0128,"gamma":0.0002,"vega":0.552,"theta":-0.1668,"rho":0.037,"theo":0.7223,"change":0.07,"open":0.57,"high":0.62,"low":0.57,"tick":"up","last_trade_price":0.62,"last_trade_time":"2026-02-18T12:55:15","percent_change":12.7273,"prev_day_close":0.400000005960464},{"option":"SPXW260306P07260000","bid":392.6,"bid_size":1.0,"ask":400.3,"ask_size":1.0,"iv":0.1171,"open_interest":0.0,"volume":0.0,"delta":-0.9872,"gamma":0.0002,"vega":0.552,"theta":-0.0268,"rho":-3.1384,"theo":396.9296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":376.849990844727},{"option":"SPXW260306C07270000","bid":0.3,"bid_size":28.0,"ask":0.5,"ask_size":122.0,"iv":0.1153,"open_interest":184.0,"volume":10.0,"delta":0.0116,"gamma":0.0002,"vega":0.509,"theta":-0.1536,"rho":0.0336,"theo":0.651,"change":0.125,"open":0.5,"high":0.6,"low":0.5,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T10:34:26","percent_change":26.3158,"prev_day_close":0.349999994039536},{"option":"SPXW260306P07270000","bid":402.5,"bid_size":1.0,"ask":410.2,"ask_size":1.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9884,"gamma":0.0002,"vega":0.509,"theta":-0.0101,"rho":-3.1462,"theo":406.8399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":386.199996948242},{"option":"SPXW260306C07275000","bid":0.25,"bid_size":134.0,"ask":0.45,"ask_size":67.0,"iv":0.1147,"open_interest":1466.0,"volume":42.0,"delta":0.0111,"gamma":0.0002,"vega":0.4889,"theta":-0.1475,"rho":0.0319,"theo":0.6185,"change":-0.1,"open":0.47,"high":0.58,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T15:41:22","percent_change":-22.2222,"prev_day_close":0.325000002980232},{"option":"SPXW260306P07275000","bid":407.5,"bid_size":1.0,"ask":415.2,"ask_size":1.0,"iv":0.1187,"open_interest":1.0,"volume":0.0,"delta":-0.989,"gamma":0.0002,"vega":0.4889,"theta":-0.0023,"rho":-3.15,"theo":411.7981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.75,"last_trade_time":"2026-01-29T11:19:38","percent_change":0.0,"prev_day_close":392.25},{"option":"SPXW260306C07280000","bid":0.25,"bid_size":27.0,"ask":0.45,"ask_size":90.0,"iv":0.1159,"open_interest":249.0,"volume":0.0,"delta":0.0105,"gamma":0.0002,"vega":0.4697,"theta":-0.1417,"rho":0.0304,"theo":0.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-12T15:11:26","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260306P07280000","bid":412.5,"bid_size":1.0,"ask":420.2,"ask_size":1.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9895,"gamma":0.0002,"vega":0.4697,"theta":0.0,"rho":-3.1538,"theo":416.7583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.549987792969},{"option":"SPXW260306C07290000","bid":0.2,"bid_size":134.0,"ask":0.4,"ask_size":90.0,"iv":0.1162,"open_interest":116.0,"volume":0.0,"delta":0.0096,"gamma":0.0001,"vega":0.4339,"theta":-0.1309,"rho":0.0276,"theo":0.5322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.54,"last_trade_time":"2026-02-13T15:07:12","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260306P07290000","bid":422.4,"bid_size":1.0,"ask":430.1,"ask_size":1.0,"iv":0.12,"open_interest":0.0,"volume":0.0,"delta":-0.9905,"gamma":0.0001,"vega":0.4339,"theta":0.0,"rho":-3.161,"theo":426.6841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":406.399993896484},{"option":"SPXW260306C07300000","bid":0.2,"bid_size":48.0,"ask":0.4,"ask_size":129.0,"iv":0.1186,"open_interest":1056.0,"volume":19.0,"delta":0.0087,"gamma":0.0001,"vega":0.4013,"theta":-0.1211,"rho":0.0251,"theo":0.4829,"change":-0.1,"open":0.42,"high":0.42,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T15:41:22","percent_change":-28.5714,"prev_day_close":0.274999998509884},{"option":"SPXW260306P07300000","bid":432.4,"bid_size":1.0,"ask":440.1,"ask_size":1.0,"iv":0.123,"open_interest":1.0,"volume":0.0,"delta":-0.9913,"gamma":0.0001,"vega":0.4013,"theta":0.0,"rho":-3.1678,"theo":436.6164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":382.84,"last_trade_time":"2026-01-29T11:19:38","percent_change":0.0,"prev_day_close":415.599990844727},{"option":"SPXW260306C07310000","bid":0.15,"bid_size":136.0,"ask":0.35,"ask_size":67.0,"iv":0.1185,"open_interest":83.0,"volume":0.0,"delta":0.008,"gamma":0.0001,"vega":0.3716,"theta":-0.1122,"rho":0.0229,"theo":0.4393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-02-12T15:46:44","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260306P07310000","bid":442.4,"bid_size":1.0,"ask":450.0,"ask_size":1.0,"iv":0.1224,"open_interest":0.0,"volume":0.0,"delta":-0.9921,"gamma":0.0001,"vega":0.3716,"theta":0.0,"rho":-3.1744,"theo":446.5543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":425.599990844727},{"option":"SPXW260306C07325000","bid":0.15,"bid_size":31.0,"ask":0.35,"ask_size":131.0,"iv":0.1219,"open_interest":613.0,"volume":24.0,"delta":0.007,"gamma":0.0001,"vega":0.332,"theta":-0.1004,"rho":0.02,"theo":0.383,"change":-0.025,"open":0.3,"high":0.32,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:54:00","percent_change":-9.09091,"prev_day_close":0.225000008940697},{"option":"SPXW260306P07325000","bid":457.3,"bid_size":1.0,"ask":465.0,"ask_size":1.0,"iv":0.127,"open_interest":0.0,"volume":0.0,"delta":-0.9931,"gamma":0.0001,"vega":0.332,"theta":0.0,"rho":-3.1838,"theo":461.4703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":441.850006103516},{"option":"SPXW260306C07350000","bid":0.1,"bid_size":59.0,"ask":0.3,"ask_size":90.0,"iv":0.1247,"open_interest":1112.0,"volume":6.0,"delta":0.0056,"gamma":0.0001,"vega":0.2774,"theta":-0.0843,"rho":0.0161,"theo":0.3091,"change":-0.025,"open":0.22,"high":0.23,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T15:00:53","percent_change":-11.1111,"prev_day_close":0.175000000745058},{"option":"SPXW260306P07350000","bid":482.2,"bid_size":1.0,"ask":489.9,"ask_size":1.0,"iv":0.1305,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0001,"vega":0.2774,"theta":0.0,"rho":-3.1987,"theo":486.3503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.149993896484},{"option":"SPXW260306C07375000","bid":0.1,"bid_size":51.0,"ask":0.3,"ask_size":129.0,"iv":0.1302,"open_interest":536.0,"volume":3.0,"delta":0.0046,"gamma":0.0001,"vega":0.2343,"theta":-0.0718,"rho":0.0132,"theo":0.2541,"change":0.0,"open":0.25,"high":0.25,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:48:46","percent_change":-3.35276e-6,"prev_day_close":0.175000000745058},{"option":"SPXW260306P07375000","bid":507.2,"bid_size":1.0,"ask":515.0,"ask_size":1.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0001,"vega":0.2343,"theta":0.0,"rho":-3.2125,"theo":511.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":491.150009155273},{"option":"SPXW260306C07400000","bid":0.1,"bid_size":35.0,"ask":0.3,"ask_size":130.0,"iv":0.1357,"open_interest":1085.0,"volume":52.0,"delta":0.0038,"gamma":0.0001,"vega":0.2001,"theta":-0.062,"rho":0.011,"theo":0.2126,"change":0.025,"open":0.18,"high":0.2,"low":0.17,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T11:37:20","percent_change":14.2857,"prev_day_close":0.175000000745058},{"option":"SPXW260306P07400000","bid":532.1,"bid_size":1.0,"ask":539.8,"ask_size":1.0,"iv":0.1415,"open_interest":8.0,"volume":0.0,"delta":-0.9962,"gamma":0.0001,"vega":0.2001,"theta":0.0,"rho":-3.2256,"theo":536.1615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":455.75,"last_trade_time":"2026-01-30T12:22:44","percent_change":0.0,"prev_day_close":515.750015258789},{"option":"SPXW260306C07425000","bid":0.1,"bid_size":32.0,"ask":0.25,"ask_size":67.0,"iv":0.1393,"open_interest":178.0,"volume":3.0,"delta":0.0033,"gamma":0.0,"vega":0.1727,"theta":-0.0542,"rho":0.0093,"theo":0.1808,"change":-0.01,"open":0.14,"high":0.14,"low":0.14,"tick":"no_change","last_trade_price":0.14,"last_trade_time":"2026-02-18T13:59:27","percent_change":-6.66667,"prev_day_close":0.150000002235174},{"option":"SPXW260306P07425000","bid":557.1,"bid_size":1.0,"ask":564.7,"ask_size":1.0,"iv":0.1442,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.1727,"theta":0.0,"rho":-3.2383,"theo":561.0836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":510.71,"last_trade_time":"2026-01-29T10:40:49","percent_change":0.0,"prev_day_close":540.949981689453},{"option":"SPXW260306C07450000","bid":0.05,"bid_size":172.0,"ask":0.25,"ask_size":67.0,"iv":0.1425,"open_interest":639.0,"volume":3.0,"delta":0.0028,"gamma":0.0,"vega":0.1505,"theta":-0.048,"rho":0.0079,"theo":0.1559,"change":0.035,"open":0.16,"high":0.16,"low":0.16,"tick":"up","last_trade_price":0.16,"last_trade_time":"2026-02-18T10:06:51","percent_change":28.0,"prev_day_close":0.150000002235174},{"option":"SPXW260306P07450000","bid":582.0,"bid_size":1.0,"ask":589.7,"ask_size":1.0,"iv":0.1523,"open_interest":7.0,"volume":0.0,"delta":-0.9972,"gamma":0.0,"vega":0.1505,"theta":0.0,"rho":-3.2506,"theo":586.0126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":535.28,"last_trade_time":"2026-01-29T10:40:49","percent_change":0.0,"prev_day_close":567.050018310547},{"option":"SPXW260306C07475000","bid":0.05,"bid_size":169.0,"ask":0.25,"ask_size":104.0,"iv":0.1477,"open_interest":15.0,"volume":0.0,"delta":0.0024,"gamma":0.0,"vega":0.1322,"theta":-0.0428,"rho":0.0068,"theo":0.136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T15:09:36","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260306P07475000","bid":606.9,"bid_size":1.0,"ask":614.6,"ask_size":1.0,"iv":0.1546,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.1322,"theta":0.0,"rho":-3.2626,"theo":610.9466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":590.600006103516},{"option":"SPXW260306C07500000","bid":0.05,"bid_size":138.0,"ask":0.25,"ask_size":101.0,"iv":0.1526,"open_interest":216.0,"volume":10.0,"delta":0.0021,"gamma":0.0,"vega":0.1173,"theta":-0.0385,"rho":0.006,"theo":0.1199,"change":-0.005,"open":0.12,"high":0.12,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T11:17:50","percent_change":-4.0,"prev_day_close":0.125000001862645},{"option":"SPXW260306P07500000","bid":631.9,"bid_size":1.0,"ask":639.7,"ask_size":1.0,"iv":0.1561,"open_interest":96.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.1168,"theta":0.0,"rho":-3.2744,"theo":635.8841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":661.89,"last_trade_time":"2026-02-17T12:13:00","percent_change":0.0,"prev_day_close":615.5},{"option":"SPXW260306C07525000","bid":0.05,"bid_size":135.0,"ask":0.2,"ask_size":67.0,"iv":0.1552,"open_interest":34.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.1042,"theta":-0.0348,"rho":0.0052,"theo":0.1062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-11T10:22:01","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260306P07525000","bid":656.8,"bid_size":1.0,"ask":664.5,"ask_size":1.0,"iv":0.1648,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.1038,"theta":0.0,"rho":-3.2861,"theo":660.8243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":641.050018310547},{"option":"SPXW260306C07550000","bid":0.05,"bid_size":134.0,"ask":0.2,"ask_size":67.0,"iv":0.1602,"open_interest":162.0,"volume":30.0,"delta":0.0016,"gamma":0.0,"vega":0.0928,"theta":-0.0315,"rho":0.0046,"theo":0.0945,"change":0.015,"open":0.14,"high":0.14,"low":0.14,"tick":"no_change","last_trade_price":0.14,"last_trade_time":"2026-02-18T14:09:13","percent_change":12.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07550000","bid":681.8,"bid_size":1.0,"ask":689.4,"ask_size":1.0,"iv":0.1659,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.0926,"theta":0.0,"rho":-3.2976,"theo":685.7666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":665.699981689453},{"option":"SPXW260306C07575000","bid":0.05,"bid_size":135.0,"ask":0.2,"ask_size":67.0,"iv":0.1653,"open_interest":20.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.083,"theta":-0.0286,"rho":0.0041,"theo":0.0843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-13T14:55:48","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07575000","bid":706.7,"bid_size":1.0,"ask":714.4,"ask_size":1.0,"iv":0.1748,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.0828,"theta":0.0,"rho":-3.3091,"theo":710.7103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":690.649993896484},{"option":"SPXW260306C07600000","bid":0.05,"bid_size":136.0,"ask":0.2,"ask_size":67.0,"iv":0.1703,"open_interest":92.0,"volume":1.0,"delta":0.0013,"gamma":0.0,"vega":0.0743,"theta":-0.026,"rho":0.0036,"theo":0.0754,"change":-0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:41:04","percent_change":-20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07600000","bid":731.7,"bid_size":1.0,"ask":739.3,"ask_size":1.0,"iv":0.1754,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0741,"theta":0.0,"rho":-3.3205,"theo":735.6553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":716.5},{"option":"SPXW260306C07650000","bid":0.05,"bid_size":136.0,"ask":0.2,"ask_size":90.0,"iv":0.1803,"open_interest":1123.0,"volume":30.0,"delta":0.001,"gamma":0.0,"vega":0.0596,"theta":-0.0215,"rho":0.0028,"theo":0.0603,"change":-0.01,"open":0.09,"high":0.09,"low":0.09,"tick":"no_change","last_trade_price":0.09,"last_trade_time":"2026-02-18T14:09:13","percent_change":-10.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07650000","bid":781.5,"bid_size":1.0,"ask":789.2,"ask_size":1.0,"iv":0.1848,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0597,"theta":0.0,"rho":-3.3431,"theo":785.5482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":766.449981689453},{"option":"SPXW260306C07700000","bid":0.05,"bid_size":36.0,"ask":0.2,"ask_size":91.0,"iv":0.1903,"open_interest":218.0,"volume":200.0,"delta":0.0008,"gamma":0.0,"vega":0.0481,"theta":-0.0179,"rho":0.0022,"theo":0.0487,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:46:44","percent_change":-3.35276e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07700000","bid":831.4,"bid_size":1.0,"ask":839.1,"ask_size":1.0,"iv":0.194,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0481,"theta":0.0,"rho":-3.3656,"theo":835.4441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":815.399993896484},{"option":"SPXW260306C07800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.2009,"open_interest":74.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0313,"theta":-0.0122,"rho":0.0014,"theo":0.0313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-13T09:43:52","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260306P07800000","bid":931.2,"bid_size":1.0,"ask":938.9,"ask_size":1.0,"iv":0.2116,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0313,"theta":0.0,"rho":-3.4101,"theo":935.2423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.5},{"option":"SPXW260306C08000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.237,"open_interest":8.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0131,"theta":-0.0054,"rho":0.0005,"theo":0.0127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T11:44:00","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260306P08000000","bid":1130.8,"bid_size":1.0,"ask":1138.5,"ask_size":1.0,"iv":0.2441,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0131,"theta":0.0,"rho":-3.4984,"theo":1134.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1115.54998779297},{"option":"SPXW260306C08200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.2718,"open_interest":11.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0054,"theta":-0.0023,"rho":0.0002,"theo":0.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-03T14:28:24","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260306P08200000","bid":1330.4,"bid_size":1.0,"ask":1338.1,"ask_size":1.0,"iv":0.2724,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-3.5862,"theo":1334.4778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1314.34997558594},{"option":"SPXW260306C08400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3052,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0023,"theta":-0.001,"rho":0.0001,"theo":0.002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-01-13T10:14:09","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306P08400000","bid":1530.0,"bid_size":1.0,"ask":1537.7,"ask_size":1.0,"iv":0.2948,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":-3.6738,"theo":1534.1058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1505.76,"last_trade_time":"2026-01-02T12:26:45","percent_change":0.0,"prev_day_close":1513.64996337891},{"option":"SPXW260306C08600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":138.0,"iv":0.3379,"open_interest":10.0,"volume":1.0,"delta":0.0,"gamma":0.0,"vega":0.001,"theta":-0.0004,"rho":0.0,"theo":0.0008,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:56:33","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306P08600000","bid":1729.7,"bid_size":1.0,"ask":1737.3,"ask_size":1.0,"iv":0.3035,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.001,"theta":0.0,"rho":-3.7613,"theo":1733.7356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1714.60003662109},{"option":"SPXW260306C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":139.0,"iv":0.3692,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0002,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-05T13:36:28","percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306P08800000","bid":1929.3,"bid_size":1.0,"ask":1937.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-3.8488,"theo":1933.3661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1912.85003662109},{"option":"SPXW260306C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":139.0,"iv":0.3998,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0001,"rho":0.0,"theo":0.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.025000000372529},{"option":"SPXW260306P09000000","bid":2128.9,"bid_size":1.0,"ask":2136.7,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-3.9362,"theo":2132.9969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2114.4,"last_trade_time":"2026-01-21T14:27:41","percent_change":0.0,"prev_day_close":2112.5},{"option":"SPXW260309C02800000","bid":4051.4,"bid_size":1.0,"ask":4059.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0097,"theta":0.0,"rho":1.3013,"theo":4055.4281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.65002441406},{"option":"SPXW260309P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":42.0,"iv":1.1313,"open_interest":18.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0097,"theta":-0.0257,"rho":-0.0005,"theo":0.0711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T09:55:47","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309C03000000","bid":3852.0,"bid_size":1.0,"ask":3859.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0123,"theta":0.0,"rho":1.394,"theo":3855.8357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.64990234375},{"option":"SPXW260309P03000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":1.0472,"open_interest":6.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0123,"theta":-0.0306,"rho":-0.0007,"theo":0.0868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-13T10:26:54","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309C03200000","bid":3652.4,"bid_size":1.0,"ask":3660.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0155,"theta":0.0,"rho":1.4868,"theo":3656.2466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.84997558594},{"option":"SPXW260309P03200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":141.0,"iv":0.995,"open_interest":45.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0155,"theta":-0.0363,"rho":-0.0009,"theo":0.1055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:38:29","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260309C03400000","bid":3452.8,"bid_size":1.0,"ask":3460.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0196,"theta":0.0,"rho":1.5794,"theo":3456.6612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.29992675781},{"option":"SPXW260309P03400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":133.0,"iv":0.9192,"open_interest":9.0,"volume":1.0,"delta":-0.0004,"gamma":0.0,"vega":0.0196,"theta":-0.0431,"rho":-0.0011,"theo":0.1286,"change":-0.075,"open":0.05,"high":0.05,"low":0.05,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-18T10:56:02","percent_change":-60.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309C03600000","bid":3253.2,"bid_size":1.0,"ask":3260.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0247,"theta":0.0,"rho":1.672,"theo":3257.0807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.84997558594},{"option":"SPXW260309P03600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":40.0,"iv":0.8476,"open_interest":176.0,"volume":3.0,"delta":-0.0004,"gamma":0.0,"vega":0.0248,"theta":-0.0509,"rho":-0.0014,"theo":0.1561,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:12:19","percent_change":-42.8571,"prev_day_close":0.100000001490116},{"option":"SPXW260309C03800000","bid":3053.5,"bid_size":1.0,"ask":3061.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0311,"theta":0.0,"rho":1.7645,"theo":3057.5063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3077.85009765625},{"option":"SPXW260309P03800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":127.0,"iv":0.7958,"open_interest":77.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0312,"theta":-0.0602,"rho":-0.0018,"theo":0.19,"change":-0.075,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:36:06","percent_change":-33.3333,"prev_day_close":0.150000000372529},{"option":"SPXW260309C04000000","bid":2854.1,"bid_size":1.0,"ask":2861.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0394,"theta":0.0,"rho":1.8569,"theo":2857.9399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2876.84997558594},{"option":"SPXW260309P04000000","bid":0.05,"bid_size":248.0,"ask":0.25,"ask_size":96.0,"iv":0.7523,"open_interest":276.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0395,"theta":-0.0713,"rho":-0.0023,"theo":0.2319,"change":-0.1,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:01:59","percent_change":-33.3333,"prev_day_close":0.200000006705523},{"option":"SPXW260309C04200000","bid":2654.6,"bid_size":1.0,"ask":2662.2,"ask_size":1.0,"iv":0.6351,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0502,"theta":0.0,"rho":1.9491,"theo":2658.3844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2677.25},{"option":"SPXW260309P04200000","bid":0.15,"bid_size":187.0,"ask":0.3,"ask_size":60.0,"iv":0.7103,"open_interest":122.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0503,"theta":-0.0846,"rho":-0.003,"theo":0.2843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.8,"last_trade_time":"2026-02-12T15:51:17","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260309C04400000","bid":2455.1,"bid_size":1.0,"ask":2462.7,"ask_size":1.0,"iv":0.6286,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0643,"theta":0.0,"rho":2.0411,"theo":2458.8441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.55004882812},{"option":"SPXW260309P04400000","bid":0.25,"bid_size":179.0,"ask":0.4,"ask_size":60.0,"iv":0.6672,"open_interest":109.0,"volume":4.0,"delta":-0.0012,"gamma":0.0,"vega":0.0644,"theta":-0.1011,"rho":-0.004,"theo":0.3519,"change":-0.11,"open":0.44,"high":0.44,"low":0.44,"tick":"down","last_trade_price":0.44,"last_trade_time":"2026-02-18T09:33:35","percent_change":-20.0,"prev_day_close":0.375},{"option":"SPXW260309C04600000","bid":2255.6,"bid_size":1.0,"ask":2263.3,"ask_size":1.0,"iv":0.5942,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0839,"theta":0.0,"rho":2.1327,"theo":2259.3265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2279.10009765625},{"option":"SPXW260309P04600000","bid":0.4,"bid_size":164.0,"ask":0.55,"ask_size":60.0,"iv":0.6256,"open_interest":67.0,"volume":6.0,"delta":-0.0017,"gamma":0.0,"vega":0.0839,"theta":-0.1221,"rho":-0.0053,"theo":0.4419,"change":-0.075,"open":0.59,"high":0.59,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T13:31:53","percent_change":-15.7895,"prev_day_close":0.475000008940697},{"option":"SPXW260309C04800000","bid":2056.2,"bid_size":1.0,"ask":2063.9,"ask_size":1.0,"iv":0.5634,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.1112,"theta":0.0,"rho":2.2237,"theo":2059.8463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2079.69995117188},{"option":"SPXW260309P04800000","bid":0.6,"bid_size":149.0,"ask":0.75,"ask_size":60.0,"iv":0.583,"open_interest":260.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.1111,"theta":-0.1502,"rho":-0.0071,"theo":0.569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.01,"last_trade_time":"2026-02-17T16:05:20","percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260309C05000000","bid":1856.9,"bid_size":1.0,"ask":1864.6,"ask_size":1.0,"iv":0.5292,"open_interest":0.0,"volume":0.0,"delta":0.9969,"gamma":0.0,"vega":0.1523,"theta":0.0,"rho":2.3137,"theo":1860.4306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1880.0},{"option":"SPXW260309P05000000","bid":0.85,"bid_size":197.0,"ask":1.05,"ask_size":171.0,"iv":0.5402,"open_interest":227.0,"volume":210.0,"delta":-0.0032,"gamma":0.0,"vega":0.152,"theta":-0.1899,"rho":-0.0101,"theo":0.7596,"change":-0.425,"open":1.1,"high":1.1,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T11:07:32","percent_change":-34.6939,"prev_day_close":0.875},{"option":"SPXW260309C05200000","bid":1657.5,"bid_size":1.0,"ask":1665.3,"ask_size":1.0,"iv":0.4907,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.2154,"theta":0.0,"rho":2.4018,"theo":1661.1279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1681.79998779297},{"option":"SPXW260309P05200000","bid":1.25,"bid_size":88.0,"ask":1.45,"ask_size":188.0,"iv":0.4979,"open_interest":849.0,"volume":7.0,"delta":-0.0047,"gamma":0.0,"vega":0.2151,"theta":-0.2491,"rho":-0.0148,"theo":1.0649,"change":-0.525,"open":1.4,"high":1.4,"low":1.1,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-18T15:54:18","percent_change":-32.3077,"prev_day_close":1.17500001192093},{"option":"SPXW260309C05400000","bid":1458.5,"bid_size":1.0,"ask":1466.2,"ask_size":1.0,"iv":0.4451,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.3142,"theta":0.0,"rho":2.4869,"theo":1462.0138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1481.0},{"option":"SPXW260309P05400000","bid":1.7,"bid_size":113.0,"ask":1.9,"ask_size":176.0,"iv":0.4516,"open_interest":575.0,"volume":165.0,"delta":-0.0071,"gamma":0.0,"vega":0.3142,"theta":-0.3368,"rho":-0.0227,"theo":1.561,"change":-0.275,"open":1.9,"high":1.95,"low":1.7,"tick":"up","last_trade_price":1.85,"last_trade_time":"2026-02-18T09:50:46","percent_change":-12.9412,"prev_day_close":1.57499998807907},{"option":"SPXW260309C05500000","bid":1359.1,"bid_size":2.0,"ask":1366.6,"ask_size":2.0,"iv":0.429,"open_interest":1.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":0.3833,"theta":0.0,"rho":2.5276,"theo":1362.5593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1303.05,"last_trade_time":"2026-02-17T09:57:38","percent_change":0.0,"prev_day_close":1383.34997558594},{"option":"SPXW260309P05500000","bid":2.0,"bid_size":199.0,"ask":2.25,"ask_size":170.0,"iv":0.4296,"open_interest":617.0,"volume":420.0,"delta":-0.0089,"gamma":0.0,"vega":0.3833,"theta":-0.3938,"rho":-0.0284,"theo":1.9104,"change":-0.745,"open":1.75,"high":1.8,"low":1.73,"tick":"down","last_trade_price":1.73,"last_trade_time":"2026-02-18T15:50:47","percent_change":-30.101,"prev_day_close":1.82499998807907},{"option":"SPXW260309C05600000","bid":1259.7,"bid_size":3.0,"ask":1267.2,"ask_size":3.0,"iv":0.4073,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":0.4677,"theta":0.0,"rho":2.5667,"theo":1263.1963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1283.70001220703},{"option":"SPXW260309P05600000","bid":2.4,"bid_size":209.0,"ask":2.6,"ask_size":56.0,"iv":0.4072,"open_interest":1486.0,"volume":0.0,"delta":-0.0112,"gamma":0.0,"vega":0.4677,"theta":-0.4613,"rho":-0.0358,"theo":2.3514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-17T12:34:11","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPXW260309C05700000","bid":1160.5,"bid_size":3.0,"ask":1167.8,"ask_size":3.0,"iv":0.3856,"open_interest":0.0,"volume":0.0,"delta":0.9859,"gamma":0.0001,"vega":0.574,"theta":-0.0815,"rho":2.6036,"theo":1163.9472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1183.75},{"option":"SPXW260309P05700000","bid":2.9,"bid_size":153.0,"ask":3.2,"ask_size":179.0,"iv":0.3864,"open_interest":139.0,"volume":1.0,"delta":-0.0142,"gamma":0.0001,"vega":0.574,"theta":-0.5404,"rho":-0.0453,"theo":2.9063,"change":-0.45,"open":2.95,"high":2.95,"low":2.95,"tick":"down","last_trade_price":2.95,"last_trade_time":"2026-02-18T15:21:03","percent_change":-13.2353,"prev_day_close":2.57500004768372},{"option":"SPXW260309C05800000","bid":1061.0,"bid_size":4.0,"ask":1068.6,"ask_size":3.0,"iv":0.3621,"open_interest":0.0,"volume":0.0,"delta":0.982,"gamma":0.0001,"vega":0.7044,"theta":-0.2141,"rho":2.6376,"theo":1064.8498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1084.55004882812},{"option":"SPXW260309P05800000","bid":3.5,"bid_size":178.0,"ask":3.8,"ask_size":124.0,"iv":0.3642,"open_interest":135.0,"volume":0.0,"delta":-0.018,"gamma":0.0001,"vega":0.7044,"theta":-0.6336,"rho":-0.0577,"theo":3.6129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-17T15:31:00","percent_change":0.0,"prev_day_close":3.10000002384186},{"option":"SPXW260309C05850000","bid":1012.1,"bid_size":3.0,"ask":1019.1,"ask_size":3.0,"iv":0.3559,"open_interest":0.0,"volume":0.0,"delta":0.9796,"gamma":0.0001,"vega":0.7828,"theta":-0.2867,"rho":2.6533,"theo":1015.3745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1034.94995117188},{"option":"SPXW260309P05850000","bid":3.9,"bid_size":153.0,"ask":4.2,"ask_size":123.0,"iv":0.3537,"open_interest":19.0,"volume":17.0,"delta":-0.0204,"gamma":0.0001,"vega":0.7828,"theta":-0.6864,"rho":-0.0653,"theo":4.0396,"change":-0.6,"open":4.0,"high":4.0,"low":4.0,"tick":"no_change","last_trade_price":4.0,"last_trade_time":"2026-02-18T15:16:23","percent_change":-13.0435,"prev_day_close":3.45000004768372},{"option":"SPXW260309C05875000","bid":987.4,"bid_size":3.0,"ask":994.4,"ask_size":3.0,"iv":0.351,"open_interest":0.0,"volume":0.0,"delta":0.9783,"gamma":0.0001,"vega":0.8259,"theta":-0.3249,"rho":2.6606,"theo":990.66,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1010.34997558594},{"option":"SPXW260309P05875000","bid":4.1,"bid_size":171.0,"ask":4.4,"ask_size":79.0,"iv":0.3482,"open_interest":3.0,"volume":0.0,"delta":-0.0217,"gamma":0.0001,"vega":0.8259,"theta":-0.7148,"rho":-0.0696,"theo":4.2761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-09T11:19:39","percent_change":0.0,"prev_day_close":3.64999997615814},{"option":"SPXW260309C05900000","bid":962.7,"bid_size":3.0,"ask":969.9,"ask_size":2.0,"iv":0.3458,"open_interest":0.0,"volume":0.0,"delta":0.9769,"gamma":0.0001,"vega":0.8714,"theta":-0.3645,"rho":2.6676,"theo":965.9634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":985.649993896484},{"option":"SPXW260309P05900000","bid":4.4,"bid_size":139.0,"ask":4.7,"ask_size":173.0,"iv":0.3438,"open_interest":73.0,"volume":9.0,"delta":-0.0232,"gamma":0.0001,"vega":0.8714,"theta":-0.7445,"rho":-0.0742,"theo":4.5305,"change":-1.6,"open":4.3,"high":4.3,"low":3.4,"tick":"no_change","last_trade_price":3.5,"last_trade_time":"2026-02-18T12:35:37","percent_change":-31.3725,"prev_day_close":3.85000002384186},{"option":"SPXW260309C05925000","bid":938.0,"bid_size":3.0,"ask":945.2,"ask_size":2.0,"iv":0.3404,"open_interest":0.0,"volume":0.0,"delta":0.9754,"gamma":0.0001,"vega":0.9193,"theta":-0.4057,"rho":2.6742,"theo":941.2867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":961.0},{"option":"SPXW260309P05925000","bid":4.6,"bid_size":137.0,"ask":4.9,"ask_size":77.0,"iv":0.3379,"open_interest":39.0,"volume":19.0,"delta":-0.0247,"gamma":0.0001,"vega":0.9193,"theta":-0.7758,"rho":-0.0792,"theo":4.8048,"change":-0.65,"open":4.5,"high":4.7,"low":4.5,"tick":"up","last_trade_price":4.7,"last_trade_time":"2026-02-18T15:16:23","percent_change":-12.1495,"prev_day_close":4.09999990463257},{"option":"SPXW260309C05950000","bid":913.4,"bid_size":3.0,"ask":920.5,"ask_size":2.0,"iv":0.3354,"open_interest":0.0,"volume":0.0,"delta":0.9737,"gamma":0.0001,"vega":0.9701,"theta":-0.4485,"rho":2.6805,"theo":916.632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":936.0},{"option":"SPXW260309P05950000","bid":4.9,"bid_size":134.0,"ask":5.2,"ask_size":98.0,"iv":0.333,"open_interest":10.0,"volume":5.0,"delta":-0.0264,"gamma":0.0001,"vega":0.9701,"theta":-0.8088,"rho":-0.0846,"theo":5.1011,"change":-1.85,"open":4.7,"high":4.7,"low":3.8,"tick":"down","last_trade_price":3.8,"last_trade_time":"2026-02-18T12:21:20","percent_change":-32.7434,"prev_day_close":4.29999995231628},{"option":"SPXW260309C05975000","bid":888.2,"bid_size":4.0,"ask":895.9,"ask_size":2.0,"iv":0.3276,"open_interest":0.0,"volume":0.0,"delta":0.9719,"gamma":0.0001,"vega":1.0247,"theta":-0.4932,"rho":2.6863,"theo":892.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":911.349975585938},{"option":"SPXW260309P05975000","bid":5.2,"bid_size":131.0,"ask":5.5,"ask_size":93.0,"iv":0.3279,"open_interest":10.0,"volume":5.0,"delta":-0.0282,"gamma":0.0001,"vega":1.0247,"theta":-0.8437,"rho":-0.0903,"theo":5.4218,"change":-0.75,"open":5.0,"high":5.2,"low":5.0,"tick":"up","last_trade_price":5.2,"last_trade_time":"2026-02-18T15:22:04","percent_change":-12.605,"prev_day_close":4.59999990463257},{"option":"SPXW260309C06000000","bid":864.2,"bid_size":3.0,"ask":871.3,"ask_size":2.0,"iv":0.3257,"open_interest":1.0,"volume":0.0,"delta":0.9699,"gamma":0.0001,"vega":1.0838,"theta":-0.54,"rho":2.6916,"theo":867.399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":966.2,"last_trade_time":"2026-01-30T14:37:27","percent_change":0.0,"prev_day_close":886.75},{"option":"SPXW260309P06000000","bid":5.5,"bid_size":147.0,"ask":5.9,"ask_size":117.0,"iv":0.323,"open_interest":229.0,"volume":14.0,"delta":-0.0301,"gamma":0.0001,"vega":1.0838,"theta":-0.8805,"rho":-0.0966,"theo":5.7701,"change":-1.35,"open":5.5,"high":5.5,"low":4.2,"tick":"no_change","last_trade_price":5.0,"last_trade_time":"2026-02-18T14:19:53","percent_change":-21.2598,"prev_day_close":4.85000014305115},{"option":"SPXW260309C06025000","bid":839.6,"bid_size":3.0,"ask":846.4,"ask_size":3.0,"iv":0.3204,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0001,"vega":1.1474,"theta":-0.5889,"rho":2.6963,"theo":842.8276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":862.5},{"option":"SPXW260309P06025000","bid":5.9,"bid_size":127.0,"ask":6.2,"ask_size":41.0,"iv":0.3184,"open_interest":6.0,"volume":4.0,"delta":-0.0323,"gamma":0.0001,"vega":1.1474,"theta":-0.9196,"rho":-0.1036,"theo":6.1497,"change":-1.45,"open":5.2,"high":5.3,"low":5.2,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T14:19:35","percent_change":-21.4815,"prev_day_close":5.20000004768372},{"option":"SPXW260309C06050000","bid":815.1,"bid_size":3.0,"ask":821.9,"ask_size":3.0,"iv":0.3158,"open_interest":0.0,"volume":0.0,"delta":0.9654,"gamma":0.0002,"vega":1.2155,"theta":-0.6403,"rho":2.7003,"theo":818.292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":837.949981689453},{"option":"SPXW260309P06050000","bid":6.3,"bid_size":123.0,"ask":6.7,"ask_size":114.0,"iv":0.3135,"open_interest":96.0,"volume":0.0,"delta":-0.0346,"gamma":0.0002,"vega":1.2155,"theta":-0.9611,"rho":-0.1112,"theo":6.5651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.0,"last_trade_time":"2026-02-17T11:11:34","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260309C06075000","bid":790.6,"bid_size":3.0,"ask":797.7,"ask_size":2.0,"iv":0.311,"open_interest":0.0,"volume":0.0,"delta":0.9629,"gamma":0.0002,"vega":1.2876,"theta":-0.6943,"rho":2.7036,"theo":793.7967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":813.350006103516},{"option":"SPXW260309P06075000","bid":6.8,"bid_size":120.0,"ask":7.1,"ask_size":89.0,"iv":0.3087,"open_interest":46.0,"volume":0.0,"delta":-0.0372,"gamma":0.0002,"vega":1.2876,"theta":-1.0053,"rho":-0.1196,"theo":7.0208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":9.5,"last_trade_time":"2026-02-06T14:33:43","percent_change":0.0,"prev_day_close":5.90000009536743},{"option":"SPXW260309C06100000","bid":766.0,"bid_size":3.0,"ask":773.2,"ask_size":2.0,"iv":0.3054,"open_interest":1.0,"volume":0.0,"delta":0.9601,"gamma":0.0002,"vega":1.3645,"theta":-0.7513,"rho":2.7062,"theo":769.3464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":869.1,"last_trade_time":"2026-01-30T14:37:27","percent_change":0.0,"prev_day_close":788.850006103516},{"option":"SPXW260309P06100000","bid":7.3,"bid_size":87.0,"ask":7.6,"ask_size":97.0,"iv":0.3041,"open_interest":5100.0,"volume":4.0,"delta":-0.04,"gamma":0.0002,"vega":1.3645,"theta":-1.0524,"rho":-0.1285,"theo":7.5215,"change":-2.75,"open":5.5,"high":5.5,"low":5.4,"tick":"down","last_trade_price":5.4,"last_trade_time":"2026-02-18T12:33:56","percent_change":-33.7423,"prev_day_close":6.29999995231628},{"option":"SPXW260309C06125000","bid":741.8,"bid_size":3.0,"ask":748.8,"ask_size":2.0,"iv":0.3014,"open_interest":0.0,"volume":0.0,"delta":0.957,"gamma":0.0002,"vega":1.4477,"theta":-0.8113,"rho":2.708,"theo":744.9461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":763.649993896484},{"option":"SPXW260309P06125000","bid":7.8,"bid_size":114.0,"ask":8.2,"ask_size":105.0,"iv":0.2994,"open_interest":113.0,"volume":0.0,"delta":-0.043,"gamma":0.0002,"vega":1.4477,"theta":-1.1026,"rho":-0.1384,"theo":8.0722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.4,"last_trade_time":"2026-02-13T14:29:20","percent_change":0.0,"prev_day_close":6.75},{"option":"SPXW260309C06150000","bid":717.1,"bid_size":3.0,"ask":724.3,"ask_size":3.0,"iv":0.2957,"open_interest":0.0,"volume":0.0,"delta":0.9537,"gamma":0.0002,"vega":1.5382,"theta":-0.8746,"rho":2.7087,"theo":720.6023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":739.450012207031},{"option":"SPXW260309P06150000","bid":8.4,"bid_size":89.0,"ask":8.8,"ask_size":72.0,"iv":0.2949,"open_interest":90.0,"volume":3.0,"delta":-0.0464,"gamma":0.0002,"vega":1.5382,"theta":-1.156,"rho":-0.1492,"theo":8.6794,"change":-3.2,"open":6.1,"high":6.15,"low":6.1,"tick":"up","last_trade_price":6.15,"last_trade_time":"2026-02-18T12:33:56","percent_change":-34.2246,"prev_day_close":7.25},{"option":"SPXW260309C06175000","bid":693.1,"bid_size":3.0,"ask":699.8,"ask_size":3.0,"iv":0.2917,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0002,"vega":1.6358,"theta":-0.9414,"rho":2.7081,"theo":696.3227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":715.100006103516},{"option":"SPXW260309P06175000","bid":9.0,"bid_size":122.0,"ask":9.5,"ask_size":70.0,"iv":0.2903,"open_interest":131.0,"volume":1.0,"delta":-0.0501,"gamma":0.0002,"vega":1.6358,"theta":-1.2129,"rho":-0.1614,"theo":9.3507,"change":-3.46,"open":6.59,"high":6.59,"low":6.59,"tick":"down","last_trade_price":6.59,"last_trade_time":"2026-02-18T10:50:31","percent_change":-34.4279,"prev_day_close":7.79999995231628},{"option":"SPXW260309C06200000","bid":668.7,"bid_size":3.0,"ask":675.6,"ask_size":3.0,"iv":0.2867,"open_interest":0.0,"volume":0.0,"delta":0.9459,"gamma":0.0002,"vega":1.7392,"theta":-1.0119,"rho":2.7064,"theo":672.1152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":690.75},{"option":"SPXW260309P06200000","bid":9.8,"bid_size":99.0,"ask":10.2,"ask_size":53.0,"iv":0.2859,"open_interest":613.0,"volume":121.0,"delta":-0.0542,"gamma":0.0002,"vega":1.7392,"theta":-1.2736,"rho":-0.1748,"theo":10.0943,"change":-1.08,"open":8.1,"high":9.74,"low":8.1,"tick":"no_change","last_trade_price":9.67,"last_trade_time":"2026-02-18T15:26:16","percent_change":-10.0465,"prev_day_close":8.40000009536743},{"option":"SPXW260309C06225000","bid":644.6,"bid_size":3.0,"ask":651.5,"ask_size":3.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":0.9414,"gamma":0.0003,"vega":1.8489,"theta":-1.0862,"rho":2.7035,"theo":647.9876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":666.599975585938},{"option":"SPXW260309P06225000","bid":10.6,"bid_size":109.0,"ask":11.0,"ask_size":32.0,"iv":0.2817,"open_interest":173.0,"volume":3.0,"delta":-0.0587,"gamma":0.0003,"vega":1.8489,"theta":-1.338,"rho":-0.1893,"theo":10.9177,"change":-2.13,"open":9.52,"high":9.52,"low":9.52,"tick":"down","last_trade_price":9.52,"last_trade_time":"2026-02-18T15:35:03","percent_change":-18.2833,"prev_day_close":9.09999990463257},{"option":"SPXW260309C06250000","bid":620.6,"bid_size":3.0,"ask":627.9,"ask_size":2.0,"iv":0.2786,"open_interest":3.0,"volume":0.0,"delta":0.9364,"gamma":0.0003,"vega":1.9674,"theta":-1.1644,"rho":2.6993,"theo":623.9475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":642.5},{"option":"SPXW260309P06250000","bid":11.5,"bid_size":105.0,"ask":12.0,"ask_size":65.0,"iv":0.2774,"open_interest":545.0,"volume":22.0,"delta":-0.0636,"gamma":0.0003,"vega":1.9674,"theta":-1.4064,"rho":-0.2051,"theo":11.8286,"change":-1.23,"open":8.2,"high":11.32,"low":8.2,"tick":"no_change","last_trade_price":11.32,"last_trade_time":"2026-02-18T15:26:16","percent_change":-9.80079,"prev_day_close":9.84999990463257},{"option":"SPXW260309C06275000","bid":596.6,"bid_size":3.0,"ask":603.5,"ask_size":3.0,"iv":0.2738,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0003,"vega":2.0958,"theta":-1.2465,"rho":2.6932,"theo":600.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":618.100006103516},{"option":"SPXW260309P06275000","bid":12.5,"bid_size":99.0,"ask":13.0,"ask_size":64.0,"iv":0.2734,"open_interest":244.0,"volume":5.0,"delta":-0.069,"gamma":0.0003,"vega":2.0958,"theta":-1.4786,"rho":-0.2228,"theo":12.8371,"change":-4.33,"open":9.27,"high":9.27,"low":9.27,"tick":"down","last_trade_price":9.27,"last_trade_time":"2026-02-18T11:53:09","percent_change":-31.8382,"prev_day_close":10.7000002861023},{"option":"SPXW260309C06300000","bid":573.3,"bid_size":3.0,"ask":580.1,"ask_size":4.0,"iv":0.2712,"open_interest":0.0,"volume":0.0,"delta":0.925,"gamma":0.0003,"vega":2.232,"theta":-1.3325,"rho":2.6851,"theo":576.1718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":594.650024414062},{"option":"SPXW260309P06300000","bid":13.7,"bid_size":81.0,"ask":14.1,"ask_size":48.0,"iv":0.2692,"open_interest":153.0,"volume":3.0,"delta":-0.075,"gamma":0.0003,"vega":2.232,"theta":-1.5547,"rho":-0.2425,"theo":13.9549,"change":-5.25,"open":9.5,"high":9.5,"low":9.5,"tick":"down","last_trade_price":9.5,"last_trade_time":"2026-02-18T12:12:13","percent_change":-35.5932,"prev_day_close":11.6500000953674},{"option":"SPXW260309C06325000","bid":549.2,"bid_size":3.0,"ask":556.4,"ask_size":4.0,"iv":0.2661,"open_interest":0.0,"volume":0.0,"delta":0.9185,"gamma":0.0004,"vega":2.3745,"theta":-1.4222,"rho":2.6753,"theo":552.4584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":570.199981689453},{"option":"SPXW260309P06325000","bid":14.9,"bid_size":78.0,"ask":15.4,"ask_size":60.0,"iv":0.2651,"open_interest":150.0,"volume":0.0,"delta":-0.0816,"gamma":0.0004,"vega":2.3745,"theta":-1.6346,"rho":-0.2639,"theo":15.1925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.46,"last_trade_time":"2026-02-17T13:51:54","percent_change":0.0,"prev_day_close":12.6500000953674},{"option":"SPXW260309C06350000","bid":525.4,"bid_size":3.0,"ask":532.7,"ask_size":3.0,"iv":0.2615,"open_interest":0.0,"volume":0.0,"delta":0.9113,"gamma":0.0004,"vega":2.526,"theta":-1.5155,"rho":2.6638,"theo":528.8741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":546.299987792969},{"option":"SPXW260309P06350000","bid":16.2,"bid_size":60.0,"ask":16.8,"ask_size":32.0,"iv":0.261,"open_interest":148.0,"volume":7.0,"delta":-0.0888,"gamma":0.0004,"vega":2.526,"theta":-1.718,"rho":-0.2871,"theo":16.5592,"change":-5.62,"open":12.45,"high":12.45,"low":11.78,"tick":"down","last_trade_price":11.78,"last_trade_time":"2026-02-18T11:53:09","percent_change":-32.2988,"prev_day_close":13.8499999046326},{"option":"SPXW260309C06375000","bid":502.1,"bid_size":3.0,"ask":509.2,"ask_size":3.0,"iv":0.2578,"open_interest":0.0,"volume":0.0,"delta":0.9034,"gamma":0.0004,"vega":2.6886,"theta":-1.612,"rho":2.6496,"theo":505.431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":522.699981689453},{"option":"SPXW260309P06375000","bid":17.7,"bid_size":57.0,"ask":18.3,"ask_size":12.0,"iv":0.2569,"open_interest":84.0,"volume":10.0,"delta":-0.0966,"gamma":0.0004,"vega":2.6886,"theta":-1.8046,"rho":-0.3128,"theo":18.067,"change":-7.0,"open":16.92,"high":16.92,"low":11.9,"tick":"no_change","last_trade_price":11.9,"last_trade_time":"2026-02-18T12:48:04","percent_change":-37.037,"prev_day_close":15.0499997138977},{"option":"SPXW260309C06400000","bid":478.8,"bid_size":3.0,"ask":485.3,"ask_size":3.0,"iv":0.2528,"open_interest":0.0,"volume":0.0,"delta":0.8948,"gamma":0.0005,"vega":2.859,"theta":-1.7113,"rho":2.6327,"theo":482.1439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.25},{"option":"SPXW260309P06400000","bid":19.4,"bid_size":42.0,"ask":20.0,"ask_size":53.0,"iv":0.253,"open_interest":102.0,"volume":2.0,"delta":-0.1053,"gamma":0.0005,"vega":2.859,"theta":-1.8941,"rho":-0.3413,"theo":19.731,"change":-5.7,"open":14.9,"high":14.9,"low":14.9,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-18T10:04:05","percent_change":-27.6699,"prev_day_close":16.5},{"option":"SPXW260309C06425000","bid":456.2,"bid_size":3.0,"ask":462.7,"ask_size":3.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":0.8854,"gamma":0.0005,"vega":3.0347,"theta":-1.8129,"rho":2.6137,"theo":459.0252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":476.0},{"option":"SPXW260309P06425000","bid":21.2,"bid_size":49.0,"ask":21.8,"ask_size":33.0,"iv":0.2489,"open_interest":112.0,"volume":8.0,"delta":-0.1147,"gamma":0.0005,"vega":3.0347,"theta":-1.9858,"rho":-0.372,"theo":21.5633,"change":-8.25,"open":14.47,"high":14.47,"low":14.15,"tick":"no_change","last_trade_price":14.15,"last_trade_time":"2026-02-18T12:48:04","percent_change":-36.8304,"prev_day_close":18.0500001907349},{"option":"SPXW260309C06450000","bid":432.8,"bid_size":3.0,"ask":439.2,"ask_size":3.0,"iv":0.2448,"open_interest":0.0,"volume":0.0,"delta":0.8751,"gamma":0.0005,"vega":3.2195,"theta":-1.9162,"rho":2.592,"theo":436.0856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":452.649993896484},{"option":"SPXW260309P06450000","bid":23.2,"bid_size":45.0,"ask":23.9,"ask_size":46.0,"iv":0.245,"open_interest":113.0,"volume":5.0,"delta":-0.1249,"gamma":0.0005,"vega":3.2195,"theta":-2.0792,"rho":-0.4052,"theo":23.5747,"change":-8.8,"open":17.3,"high":17.3,"low":15.6,"tick":"down","last_trade_price":15.6,"last_trade_time":"2026-02-18T12:07:55","percent_change":-36.0656,"prev_day_close":19.8000001907349},{"option":"SPXW260309C06475000","bid":410.5,"bid_size":3.0,"ask":416.8,"ask_size":3.0,"iv":0.2419,"open_interest":0.0,"volume":0.0,"delta":0.8639,"gamma":0.0006,"vega":3.4141,"theta":-2.0202,"rho":2.5667,"theo":413.3414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":429.5},{"option":"SPXW260309P06475000","bid":25.4,"bid_size":42.0,"ask":26.1,"ask_size":42.0,"iv":0.2409,"open_interest":147.0,"volume":1.0,"delta":-0.1361,"gamma":0.0006,"vega":3.4141,"theta":-2.1734,"rho":-0.4422,"theo":25.7815,"change":-2.59,"open":24.06,"high":24.06,"low":24.06,"tick":"down","last_trade_price":24.06,"last_trade_time":"2026-02-18T09:38:52","percent_change":-9.71857,"prev_day_close":21.6999998092651},{"option":"SPXW260309C06500000","bid":387.9,"bid_size":3.0,"ask":393.7,"ask_size":3.0,"iv":0.2369,"open_interest":0.0,"volume":0.0,"delta":0.8518,"gamma":0.0006,"vega":3.6125,"theta":-2.1244,"rho":2.5382,"theo":390.8106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":406.600006103516},{"option":"SPXW260309P06500000","bid":27.8,"bid_size":22.0,"ask":28.5,"ask_size":29.0,"iv":0.2368,"open_interest":456.0,"volume":66.0,"delta":-0.1483,"gamma":0.0006,"vega":3.6125,"theta":-2.2677,"rho":-0.4823,"theo":28.2017,"change":-2.13,"open":19.8,"high":26.97,"low":19.03,"tick":"up","last_trade_price":26.97,"last_trade_time":"2026-02-18T14:57:30","percent_change":-7.31959,"prev_day_close":23.75},{"option":"SPXW260309C06510000","bid":379.0,"bid_size":3.0,"ask":385.2,"ask_size":3.0,"iv":0.2359,"open_interest":0.0,"volume":0.0,"delta":0.8466,"gamma":0.0006,"vega":3.6926,"theta":-2.1659,"rho":2.5261,"theo":381.8609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.5},{"option":"SPXW260309P06510000","bid":28.8,"bid_size":38.0,"ask":29.6,"ask_size":38.0,"iv":0.2352,"open_interest":0.0,"volume":0.0,"delta":-0.1534,"gamma":0.0006,"vega":3.6926,"theta":-2.3053,"rho":-0.4991,"theo":29.2324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":24.5999994277954},{"option":"SPXW260309C06520000","bid":370.1,"bid_size":3.0,"ask":376.2,"ask_size":3.0,"iv":0.2342,"open_interest":0.0,"volume":0.0,"delta":0.8413,"gamma":0.0007,"vega":3.7739,"theta":-2.2072,"rho":2.5135,"theo":372.9482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.75},{"option":"SPXW260309P06520000","bid":29.9,"bid_size":21.0,"ask":30.7,"ask_size":37.0,"iv":0.2336,"open_interest":1.0,"volume":1.0,"delta":-0.1588,"gamma":0.0007,"vega":3.7739,"theta":-2.3426,"rho":-0.5163,"theo":30.3001,"change":23.53,"open":23.53,"high":23.53,"low":23.53,"tick":"up","last_trade_price":23.53,"last_trade_time":"2026-02-18T15:54:07","percent_change":0.0,"prev_day_close":25.5999994277954},{"option":"SPXW260309C06525000","bid":365.6,"bid_size":3.0,"ask":371.8,"ask_size":3.0,"iv":0.2333,"open_interest":0.0,"volume":0.0,"delta":0.8386,"gamma":0.0007,"vega":3.8151,"theta":-2.2277,"rho":2.507,"theo":368.5061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":384.25},{"option":"SPXW260309P06525000","bid":30.5,"bid_size":11.0,"ask":31.2,"ask_size":36.0,"iv":0.2328,"open_interest":86.0,"volume":2.0,"delta":-0.1615,"gamma":0.0007,"vega":3.8151,"theta":-2.3612,"rho":-0.5252,"theo":30.8482,"change":-11.55,"open":21.25,"high":21.25,"low":20.25,"tick":"down","last_trade_price":20.25,"last_trade_time":"2026-02-18T12:53:21","percent_change":-36.3208,"prev_day_close":26.0},{"option":"SPXW260309C06530000","bid":360.9,"bid_size":3.0,"ask":367.0,"ask_size":3.0,"iv":0.2316,"open_interest":0.0,"volume":0.0,"delta":0.8358,"gamma":0.0007,"vega":3.8567,"theta":-2.2482,"rho":2.5003,"theo":364.0737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":379.700012207031},{"option":"SPXW260309P06530000","bid":31.0,"bid_size":20.0,"ask":31.8,"ask_size":35.0,"iv":0.2319,"open_interest":5.0,"volume":5.0,"delta":-0.1643,"gamma":0.0007,"vega":3.8567,"theta":-2.3796,"rho":-0.5342,"theo":31.4059,"change":24.36,"open":21.28,"high":24.36,"low":21.28,"tick":"up","last_trade_price":24.36,"last_trade_time":"2026-02-18T15:54:07","percent_change":0.0,"prev_day_close":26.5},{"option":"SPXW260309C06540000","bid":351.9,"bid_size":4.0,"ask":358.5,"ask_size":4.0,"iv":0.2302,"open_interest":0.0,"volume":0.0,"delta":0.8301,"gamma":0.0007,"vega":3.941,"theta":-2.2888,"rho":2.4862,"theo":355.2388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.75},{"option":"SPXW260309P06540000","bid":32.2,"bid_size":20.0,"ask":32.9,"ask_size":25.0,"iv":0.2303,"open_interest":91.0,"volume":91.0,"delta":-0.17,"gamma":0.0007,"vega":3.941,"theta":-2.4163,"rho":-0.5529,"theo":32.5515,"change":26.4,"open":21.4,"high":26.4,"low":21.4,"tick":"up","last_trade_price":26.4,"last_trade_time":"2026-02-18T14:28:30","percent_change":0.0,"prev_day_close":27.5},{"option":"SPXW260309C06550000","bid":343.2,"bid_size":4.0,"ask":349.6,"ask_size":4.0,"iv":0.2285,"open_interest":2.0,"volume":0.0,"delta":0.8242,"gamma":0.0007,"vega":4.0263,"theta":-2.329,"rho":2.4714,"theo":346.4455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":332.89,"last_trade_time":"2026-02-05T10:51:41","percent_change":0.0,"prev_day_close":361.599990844727},{"option":"SPXW260309P06550000","bid":33.4,"bid_size":11.0,"ask":34.1,"ask_size":25.0,"iv":0.2286,"open_interest":154.0,"volume":18.0,"delta":-0.1758,"gamma":0.0007,"vega":4.0263,"theta":-2.4526,"rho":-0.5724,"theo":33.7386,"change":-3.26,"open":25.2,"high":31.44,"low":22.98,"tick":"up","last_trade_price":31.44,"last_trade_time":"2026-02-18T14:39:27","percent_change":-9.39481,"prev_day_close":28.5999994277954},{"option":"SPXW260309C06560000","bid":334.9,"bid_size":4.0,"ask":340.4,"ask_size":4.0,"iv":0.2268,"open_interest":0.0,"volume":0.0,"delta":0.8182,"gamma":0.0008,"vega":4.1119,"theta":-2.3687,"rho":2.4558,"theo":337.6954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":353.050003051758},{"option":"SPXW260309P06560000","bid":34.6,"bid_size":20.0,"ask":35.4,"ask_size":33.0,"iv":0.227,"open_interest":31.0,"volume":13.0,"delta":-0.1819,"gamma":0.0008,"vega":4.1119,"theta":-2.4884,"rho":-0.5926,"theo":34.9689,"change":-11.2,"open":33.6,"high":33.6,"low":22.56,"tick":"up","last_trade_price":24.85,"last_trade_time":"2026-02-18T13:27:15","percent_change":-31.068,"prev_day_close":29.5999994277954},{"option":"SPXW260309C06570000","bid":325.9,"bid_size":4.0,"ask":331.8,"ask_size":4.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.8119,"gamma":0.0008,"vega":4.1972,"theta":-2.4078,"rho":2.4397,"theo":328.9899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.199996948242},{"option":"SPXW260309P06570000","bid":35.9,"bid_size":20.0,"ask":36.7,"ask_size":33.0,"iv":0.2253,"open_interest":10.0,"volume":1.0,"delta":-0.1882,"gamma":0.0008,"vega":4.1972,"theta":-2.5235,"rho":-0.6134,"theo":36.2438,"change":-9.69,"open":27.61,"high":27.61,"low":27.61,"tick":"down","last_trade_price":27.61,"last_trade_time":"2026-02-18T10:04:22","percent_change":-25.9785,"prev_day_close":30.75},{"option":"SPXW260309C06575000","bid":321.4,"bid_size":4.0,"ask":327.3,"ask_size":4.0,"iv":0.2236,"open_interest":3.0,"volume":0.0,"delta":0.8087,"gamma":0.0008,"vega":4.2396,"theta":-2.4272,"rho":2.4314,"theo":324.6542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":382.06,"last_trade_time":"2026-02-06T12:41:57","percent_change":0.0,"prev_day_close":339.5},{"option":"SPXW260309P06575000","bid":36.5,"bid_size":20.0,"ask":37.3,"ask_size":24.0,"iv":0.2243,"open_interest":182.0,"volume":93.0,"delta":-0.1914,"gamma":0.0008,"vega":4.2396,"theta":-2.5409,"rho":-0.6239,"theo":36.8983,"change":-2.85,"open":27.7,"high":35.1,"low":27.7,"tick":"up","last_trade_price":35.1,"last_trade_time":"2026-02-18T15:20:44","percent_change":-7.50988,"prev_day_close":31.3000001907349},{"option":"SPXW260309C06580000","bid":317.2,"bid_size":4.0,"ask":323.1,"ask_size":4.0,"iv":0.223,"open_interest":0.0,"volume":0.0,"delta":0.8054,"gamma":0.0008,"vega":4.282,"theta":-2.4463,"rho":2.4231,"theo":320.33,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.550003051758},{"option":"SPXW260309P06580000","bid":37.2,"bid_size":19.0,"ask":38.0,"ask_size":32.0,"iv":0.2235,"open_interest":8.0,"volume":4.0,"delta":-0.1946,"gamma":0.0008,"vega":4.282,"theta":-2.5581,"rho":-0.6346,"theo":37.5643,"change":-13.04,"open":25.61,"high":25.61,"low":25.61,"tick":"down","last_trade_price":25.61,"last_trade_time":"2026-02-18T11:36:29","percent_change":-33.7387,"prev_day_close":31.8999996185303},{"option":"SPXW260309C06590000","bid":308.5,"bid_size":4.0,"ask":314.8,"ask_size":4.0,"iv":0.2216,"open_interest":0.0,"volume":0.0,"delta":0.7987,"gamma":0.0008,"vega":4.3668,"theta":-2.4841,"rho":2.406,"theo":311.7167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.399993896484},{"option":"SPXW260309P06590000","bid":38.6,"bid_size":18.0,"ask":39.4,"ask_size":31.0,"iv":0.2219,"open_interest":27.0,"volume":13.0,"delta":-0.2013,"gamma":0.0008,"vega":4.3668,"theta":-2.5919,"rho":-0.6563,"theo":38.9314,"change":-13.25,"open":27.8,"high":27.98,"low":26.17,"tick":"down","last_trade_price":26.75,"last_trade_time":"2026-02-18T12:26:56","percent_change":-33.125,"prev_day_close":33.1000003814697},{"option":"SPXW260309C06600000","bid":300.4,"bid_size":4.0,"ask":305.7,"ask_size":4.0,"iv":0.2197,"open_interest":9.0,"volume":1.0,"delta":0.7918,"gamma":0.0008,"vega":4.4521,"theta":-2.521,"rho":2.3883,"theo":303.1513,"change":38.26,"open":337.61,"high":337.61,"low":337.61,"tick":"down","last_trade_price":337.61,"last_trade_time":"2026-02-18T11:23:10","percent_change":12.781,"prev_day_close":317.849990844727},{"option":"SPXW260309P06600000","bid":40.0,"bid_size":18.0,"ask":40.8,"ask_size":22.0,"iv":0.2201,"open_interest":167.0,"volume":6.0,"delta":-0.2082,"gamma":0.0008,"vega":4.4521,"theta":-2.6249,"rho":-0.6787,"theo":40.3464,"change":-11.53,"open":28.15,"high":29.92,"low":27.72,"tick":"up","last_trade_price":29.92,"last_trade_time":"2026-02-18T13:33:24","percent_change":-27.8166,"prev_day_close":34.3499984741211},{"option":"SPXW260309C06610000","bid":291.6,"bid_size":4.0,"ask":297.2,"ask_size":4.0,"iv":0.2177,"open_interest":0.0,"volume":0.0,"delta":0.7847,"gamma":0.0009,"vega":4.5384,"theta":-2.557,"rho":2.3696,"theo":294.6355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.0},{"option":"SPXW260309P06610000","bid":41.5,"bid_size":18.0,"ask":42.3,"ask_size":29.0,"iv":0.2184,"open_interest":18.0,"volume":2.0,"delta":-0.2154,"gamma":0.0009,"vega":4.5384,"theta":-2.6569,"rho":-0.702,"theo":41.811,"change":-13.6,"open":29.4,"high":29.4,"low":29.4,"tick":"down","last_trade_price":29.4,"last_trade_time":"2026-02-18T12:16:24","percent_change":-31.6279,"prev_day_close":35.6500015258789},{"option":"SPXW260309C06620000","bid":283.1,"bid_size":4.0,"ask":289.2,"ask_size":4.0,"iv":0.2164,"open_interest":0.0,"volume":0.0,"delta":0.7774,"gamma":0.0009,"vega":4.6254,"theta":-2.592,"rho":2.35,"theo":286.1718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":300.199996948242},{"option":"SPXW260309P06620000","bid":43.0,"bid_size":18.0,"ask":43.8,"ask_size":21.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":-0.2227,"gamma":0.0009,"vega":4.6254,"theta":-2.688,"rho":-0.7263,"theo":43.3276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":37.0},{"option":"SPXW260309C06625000","bid":278.9,"bid_size":4.0,"ask":284.9,"ask_size":4.0,"iv":0.2154,"open_interest":1.0,"volume":0.0,"delta":0.7736,"gamma":0.0009,"vega":4.6689,"theta":-2.6091,"rho":2.3398,"theo":281.9602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":414.91,"last_trade_time":"2026-01-28T15:52:03","percent_change":0.0,"prev_day_close":296.150009155273},{"option":"SPXW260309P06625000","bid":43.8,"bid_size":18.0,"ask":44.6,"ask_size":21.0,"iv":0.2157,"open_interest":76.0,"volume":2.0,"delta":-0.2265,"gamma":0.0009,"vega":4.6689,"theta":-2.7031,"rho":-0.7388,"theo":44.1063,"change":-14.6,"open":30.75,"high":30.75,"low":30.75,"tick":"down","last_trade_price":30.75,"last_trade_time":"2026-02-18T11:23:24","percent_change":-32.194,"prev_day_close":37.6500015258789},{"option":"SPXW260309C06630000","bid":274.7,"bid_size":4.0,"ask":280.3,"ask_size":4.0,"iv":0.2141,"open_interest":0.0,"volume":0.0,"delta":0.7698,"gamma":0.0009,"vega":4.7124,"theta":-2.6258,"rho":2.3293,"theo":277.7626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":291.699996948242},{"option":"SPXW260309P06630000","bid":44.6,"bid_size":18.0,"ask":45.4,"ask_size":20.0,"iv":0.2148,"open_interest":6.0,"volume":0.0,"delta":-0.2303,"gamma":0.0009,"vega":4.7124,"theta":-2.7179,"rho":-0.7516,"theo":44.8989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":48.87,"last_trade_time":"2026-02-17T13:35:39","percent_change":0.0,"prev_day_close":38.3499984741211},{"option":"SPXW260309C06640000","bid":266.4,"bid_size":7.0,"ask":272.3,"ask_size":7.0,"iv":0.2127,"open_interest":0.0,"volume":0.0,"delta":0.762,"gamma":0.0009,"vega":4.7985,"theta":-2.6585,"rho":2.3079,"theo":269.4103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":283.149993896484},{"option":"SPXW260309P06640000","bid":46.2,"bid_size":18.0,"ask":47.0,"ask_size":20.0,"iv":0.213,"open_interest":25.0,"volume":1.0,"delta":-0.2381,"gamma":0.0009,"vega":4.7985,"theta":-2.7466,"rho":-0.7777,"theo":46.527,"change":0.35,"open":48.2,"high":48.2,"low":48.2,"tick":"up","last_trade_price":48.2,"last_trade_time":"2026-02-18T09:30:48","percent_change":0.731456,"prev_day_close":39.8499984741211},{"option":"SPXW260309C06650000","bid":258.2,"bid_size":7.0,"ask":264.0,"ask_size":7.0,"iv":0.211,"open_interest":4.0,"volume":0.0,"delta":0.7539,"gamma":0.001,"vega":4.8832,"theta":-2.6898,"rho":2.2859,"theo":261.1164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":255.26,"last_trade_time":"2026-02-17T11:13:28","percent_change":0.0,"prev_day_close":274.649993896484},{"option":"SPXW260309P06650000","bid":47.9,"bid_size":18.0,"ask":48.7,"ask_size":20.0,"iv":0.2112,"open_interest":147.0,"volume":15.0,"delta":-0.2462,"gamma":0.001,"vega":4.8832,"theta":-2.774,"rho":-0.8043,"theo":48.2135,"change":-4.69,"open":45.75,"high":45.75,"low":33.97,"tick":"up","last_trade_price":44.91,"last_trade_time":"2026-02-18T14:39:27","percent_change":-9.45565,"prev_day_close":41.3499984741211},{"option":"SPXW260309C06660000","bid":249.9,"bid_size":7.0,"ask":255.8,"ask_size":7.0,"iv":0.2091,"open_interest":0.0,"volume":0.0,"delta":0.7455,"gamma":0.001,"vega":4.9666,"theta":-2.7197,"rho":2.2633,"theo":252.8824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":266.400009155273},{"option":"SPXW260309P06660000","bid":49.6,"bid_size":17.0,"ask":50.5,"ask_size":18.0,"iv":0.2095,"open_interest":93.0,"volume":9.0,"delta":-0.2545,"gamma":0.001,"vega":4.9666,"theta":-2.7999,"rho":-0.8315,"theo":49.9598,"change":-9.8,"open":37.22,"high":41.5,"low":33.7,"tick":"up","last_trade_price":41.5,"last_trade_time":"2026-02-18T14:19:20","percent_change":-19.1033,"prev_day_close":42.8499984741211},{"option":"SPXW260309C06670000","bid":241.8,"bid_size":7.0,"ask":247.6,"ask_size":7.0,"iv":0.2073,"open_interest":0.0,"volume":0.0,"delta":0.7369,"gamma":0.001,"vega":5.0493,"theta":-2.7481,"rho":2.24,"theo":244.7097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":258.100006103516},{"option":"SPXW260309P06670000","bid":51.4,"bid_size":17.0,"ask":52.3,"ask_size":18.0,"iv":0.2076,"open_interest":33.0,"volume":2.0,"delta":-0.2631,"gamma":0.001,"vega":5.0493,"theta":-2.8244,"rho":-0.8595,"theo":51.7676,"change":-13.06,"open":40.19,"high":40.19,"low":40.19,"tick":"down","last_trade_price":40.19,"last_trade_time":"2026-02-18T10:04:22","percent_change":-24.5258,"prev_day_close":44.4500007629394},{"option":"SPXW260309C06675000","bid":237.8,"bid_size":7.0,"ask":243.5,"ask_size":7.0,"iv":0.2064,"open_interest":1.0,"volume":1.0,"delta":0.7325,"gamma":0.001,"vega":5.0906,"theta":-2.7617,"rho":2.2279,"theo":240.6472,"change":34.86,"open":271.96,"high":271.96,"low":271.96,"tick":"up","last_trade_price":271.96,"last_trade_time":"2026-02-18T11:23:10","percent_change":14.7027,"prev_day_close":253.949996948242},{"option":"SPXW260309P06675000","bid":52.4,"bid_size":8.0,"ask":53.2,"ask_size":18.0,"iv":0.2066,"open_interest":79.0,"volume":3.0,"delta":-0.2675,"gamma":0.001,"vega":5.0906,"theta":-2.836,"rho":-0.8739,"theo":52.6952,"change":-5.05,"open":42.26,"high":49.2,"low":42.16,"tick":"up","last_trade_price":49.2,"last_trade_time":"2026-02-18T15:08:37","percent_change":-9.30876,"prev_day_close":45.3499984741211},{"option":"SPXW260309C06680000","bid":233.7,"bid_size":7.0,"ask":239.4,"ask_size":7.0,"iv":0.2054,"open_interest":4.0,"volume":0.0,"delta":0.728,"gamma":0.001,"vega":5.1319,"theta":-2.7748,"rho":2.2156,"theo":236.6009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":249.8,"last_trade_time":"2026-02-13T14:32:21","percent_change":0.0,"prev_day_close":249.799995422363},{"option":"SPXW260309P06680000","bid":53.3,"bid_size":17.0,"ask":54.1,"ask_size":18.0,"iv":0.2056,"open_interest":38.0,"volume":6.0,"delta":-0.272,"gamma":0.001,"vega":5.1319,"theta":-2.8471,"rho":-0.8886,"theo":53.6392,"change":-11.48,"open":40.26,"high":43.77,"low":40.26,"tick":"up","last_trade_price":43.77,"last_trade_time":"2026-02-18T15:51:17","percent_change":-20.7783,"prev_day_close":46.1500015258789},{"option":"SPXW260309C06690000","bid":225.8,"bid_size":7.0,"ask":231.3,"ask_size":7.0,"iv":0.2036,"open_interest":0.0,"volume":0.0,"delta":0.7189,"gamma":0.0011,"vega":5.2142,"theta":-2.7998,"rho":2.1899,"theo":228.5592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":241.900001525879},{"option":"SPXW260309P06690000","bid":55.3,"bid_size":7.0,"ask":56.1,"ask_size":17.0,"iv":0.2038,"open_interest":74.0,"volume":13.0,"delta":-0.2812,"gamma":0.0011,"vega":5.2142,"theta":-2.8681,"rho":-0.9189,"theo":55.5778,"change":-18.83,"open":54.7,"high":54.7,"low":38.42,"tick":"down","last_trade_price":38.42,"last_trade_time":"2026-02-18T11:09:20","percent_change":-32.8908,"prev_day_close":47.8499984741211},{"option":"SPXW260309C06700000","bid":217.8,"bid_size":7.0,"ask":222.9,"ask_size":7.0,"iv":0.2012,"open_interest":6.0,"volume":0.0,"delta":0.7095,"gamma":0.0011,"vega":5.2952,"theta":-2.8227,"rho":2.1629,"theo":220.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.59,"last_trade_time":"2026-02-17T11:13:28","percent_change":0.0,"prev_day_close":233.5},{"option":"SPXW260309P06700000","bid":57.3,"bid_size":7.0,"ask":58.1,"ask_size":17.0,"iv":0.2019,"open_interest":448.0,"volume":59.0,"delta":-0.2906,"gamma":0.0011,"vega":5.2952,"theta":-2.8872,"rho":-0.9505,"theo":57.587,"change":-10.23,"open":54.9,"high":54.9,"low":38.8,"tick":"down","last_trade_price":49.12,"last_trade_time":"2026-02-18T16:02:28","percent_change":-17.2367,"prev_day_close":49.6500015258789},{"option":"SPXW260309C06705000","bid":213.0,"bid_size":6.0,"ask":220.5,"ask_size":6.0,"iv":0.2008,"open_interest":0.0,"volume":0.0,"delta":0.7046,"gamma":0.0011,"vega":5.335,"theta":-2.8334,"rho":2.1491,"theo":216.6296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":229.549995422363},{"option":"SPXW260309P06705000","bid":58.3,"bid_size":7.0,"ask":59.1,"ask_size":9.0,"iv":0.2009,"open_interest":1.0,"volume":1.0,"delta":-0.2954,"gamma":0.0011,"vega":5.335,"theta":-2.8959,"rho":-0.9666,"theo":58.6189,"change":45.25,"open":45.25,"high":45.25,"low":45.25,"tick":"up","last_trade_price":45.25,"last_trade_time":"2026-02-18T14:01:35","percent_change":0.0,"prev_day_close":50.6500015258789},{"option":"SPXW260309C06710000","bid":209.9,"bid_size":7.0,"ask":215.4,"ask_size":7.0,"iv":0.1997,"open_interest":0.0,"volume":0.0,"delta":0.6997,"gamma":0.0011,"vega":5.374,"theta":-2.8436,"rho":2.1351,"theo":212.6899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.8,"last_trade_time":"2026-02-17T09:56:29","percent_change":0.0,"prev_day_close":225.349998474121},{"option":"SPXW260309P06710000","bid":59.3,"bid_size":16.0,"ask":60.2,"ask_size":17.0,"iv":0.2,"open_interest":599.0,"volume":37.0,"delta":-0.3003,"gamma":0.0011,"vega":5.374,"theta":-2.9041,"rho":-0.9829,"theo":59.6694,"change":-15.4,"open":58.27,"high":58.3,"low":39.95,"tick":"up","last_trade_price":46.05,"last_trade_time":"2026-02-18T14:01:35","percent_change":-25.061,"prev_day_close":51.5499992370606},{"option":"SPXW260309C06715000","bid":205.0,"bid_size":6.0,"ask":212.7,"ask_size":6.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":0.6947,"gamma":0.0011,"vega":5.4123,"theta":-2.8533,"rho":2.121,"theo":208.7691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.5},{"option":"SPXW260309P06715000","bid":60.4,"bid_size":7.0,"ask":61.2,"ask_size":8.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":-0.3053,"gamma":0.0011,"vega":5.4123,"theta":-2.9118,"rho":-0.9994,"theo":60.7388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":52.5},{"option":"SPXW260309C06720000","bid":204.5,"bid_size":1.0,"ask":205.5,"ask_size":1.0,"iv":0.1981,"open_interest":4.0,"volume":1.0,"delta":0.6897,"gamma":0.0012,"vega":5.4499,"theta":-2.8624,"rho":2.1067,"theo":204.8673,"change":31.53,"open":232.68,"high":232.68,"low":232.68,"tick":"up","last_trade_price":232.68,"last_trade_time":"2026-02-18T10:40:25","percent_change":15.6749,"prev_day_close":217.25},{"option":"SPXW260309P06720000","bid":61.5,"bid_size":7.0,"ask":62.3,"ask_size":16.0,"iv":0.198,"open_interest":25.0,"volume":33.0,"delta":-0.3104,"gamma":0.0012,"vega":5.4499,"theta":-2.9189,"rho":-1.016,"theo":61.8271,"change":-20.68,"open":60.42,"high":60.45,"low":42.97,"tick":"no_change","last_trade_price":42.97,"last_trade_time":"2026-02-18T13:15:24","percent_change":-32.4902,"prev_day_close":53.4500007629394},{"option":"SPXW260309C06725000","bid":200.6,"bid_size":1.0,"ask":201.6,"ask_size":1.0,"iv":0.1971,"open_interest":0.0,"volume":0.0,"delta":0.6845,"gamma":0.0012,"vega":5.4868,"theta":-2.8708,"rho":2.0923,"theo":200.9846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.199996948242},{"option":"SPXW260309P06725000","bid":62.6,"bid_size":7.0,"ask":63.4,"ask_size":15.0,"iv":0.197,"open_interest":92.0,"volume":27.0,"delta":-0.3155,"gamma":0.0012,"vega":5.4868,"theta":-2.9254,"rho":-1.0328,"theo":62.9347,"change":-19.45,"open":57.87,"high":57.87,"low":44.4,"tick":"up","last_trade_price":45.4,"last_trade_time":"2026-02-18T12:16:28","percent_change":-29.9923,"prev_day_close":54.4500007629394},{"option":"SPXW260309C06730000","bid":196.7,"bid_size":1.0,"ask":197.8,"ask_size":1.0,"iv":0.1961,"open_interest":0.0,"volume":0.0,"delta":0.6793,"gamma":0.0012,"vega":5.5232,"theta":-2.8787,"rho":2.0776,"theo":197.1215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.25},{"option":"SPXW260309P06730000","bid":63.7,"bid_size":7.0,"ask":64.5,"ask_size":15.0,"iv":0.196,"open_interest":29.0,"volume":6.0,"delta":-0.3208,"gamma":0.0012,"vega":5.5232,"theta":-2.9313,"rho":-1.0498,"theo":64.0618,"change":-7.18,"open":58.87,"high":58.87,"low":58.87,"tick":"no_change","last_trade_price":58.87,"last_trade_time":"2026-02-18T09:45:01","percent_change":-10.8706,"prev_day_close":55.4500007629394},{"option":"SPXW260309C06735000","bid":192.8,"bid_size":1.0,"ask":193.9,"ask_size":1.0,"iv":0.1951,"open_interest":0.0,"volume":0.0,"delta":0.674,"gamma":0.0012,"vega":5.5591,"theta":-2.886,"rho":2.0627,"theo":193.2782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.5},{"option":"SPXW260309P06735000","bid":64.9,"bid_size":7.0,"ask":65.7,"ask_size":8.0,"iv":0.1951,"open_interest":4.0,"volume":4.0,"delta":-0.326,"gamma":0.0012,"vega":5.5591,"theta":-2.9366,"rho":-1.067,"theo":65.2086,"change":56.78,"open":56.78,"high":56.78,"low":56.78,"tick":"no_change","last_trade_price":56.78,"last_trade_time":"2026-02-18T09:56:48","percent_change":0.0,"prev_day_close":56.5},{"option":"SPXW260309C06740000","bid":189.1,"bid_size":1.0,"ask":190.1,"ask_size":1.0,"iv":0.194,"open_interest":1.0,"volume":1.0,"delta":0.6686,"gamma":0.0012,"vega":5.5945,"theta":-2.8927,"rho":2.0474,"theo":189.4551,"change":30.27,"open":216.27,"high":216.27,"low":216.27,"tick":"up","last_trade_price":216.27,"last_trade_time":"2026-02-18T10:40:25","percent_change":16.2742,"prev_day_close":201.399993896484},{"option":"SPXW260309P06740000","bid":66.0,"bid_size":6.0,"ask":66.8,"ask_size":15.0,"iv":0.194,"open_interest":160.0,"volume":17.0,"delta":-0.3314,"gamma":0.0012,"vega":5.5945,"theta":-2.9413,"rho":-1.0846,"theo":66.3757,"change":-22.75,"open":64.48,"high":64.48,"low":45.7,"tick":"down","last_trade_price":45.7,"last_trade_time":"2026-02-18T13:00:58","percent_change":-33.2359,"prev_day_close":57.5499992370606},{"option":"SPXW260309C06745000","bid":185.3,"bid_size":1.0,"ask":186.3,"ask_size":1.0,"iv":0.193,"open_interest":0.0,"volume":0.0,"delta":0.6632,"gamma":0.0012,"vega":5.6295,"theta":-2.8986,"rho":2.0317,"theo":185.6527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":197.049995422363},{"option":"SPXW260309P06745000","bid":67.2,"bid_size":6.0,"ask":68.0,"ask_size":8.0,"iv":0.193,"open_interest":6.0,"volume":6.0,"delta":-0.3369,"gamma":0.0012,"vega":5.6295,"theta":-2.9453,"rho":-1.1026,"theo":67.5636,"change":48.2,"open":48.2,"high":48.2,"low":48.2,"tick":"up","last_trade_price":48.2,"last_trade_time":"2026-02-18T11:01:49","percent_change":0.0,"prev_day_close":58.6000003814697},{"option":"SPXW260309C06750000","bid":181.5,"bid_size":1.0,"ask":182.5,"ask_size":1.0,"iv":0.192,"open_interest":7.0,"volume":0.0,"delta":0.6576,"gamma":0.0012,"vega":5.664,"theta":-2.9039,"rho":2.0156,"theo":181.8717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.4,"last_trade_time":"2026-02-13T13:58:04","percent_change":0.0,"prev_day_close":193.150001525879},{"option":"SPXW260309P06750000","bid":68.4,"bid_size":6.0,"ask":69.2,"ask_size":15.0,"iv":0.192,"open_interest":329.0,"volume":28.0,"delta":-0.3424,"gamma":0.0012,"vega":5.664,"theta":-2.9486,"rho":-1.121,"theo":68.7728,"change":5.29,"open":66.87,"high":66.87,"low":47.15,"tick":"down","last_trade_price":54.81,"last_trade_time":"2026-02-18T15:54:50","percent_change":8.86097,"prev_day_close":59.7000007629394},{"option":"SPXW260309C06755000","bid":177.7,"bid_size":7.0,"ask":178.7,"ask_size":2.0,"iv":0.1911,"open_interest":0.0,"volume":0.0,"delta":0.652,"gamma":0.0012,"vega":5.6978,"theta":-2.9085,"rho":1.9991,"theo":178.1126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":189.300003051758},{"option":"SPXW260309P06755000","bid":69.6,"bid_size":6.0,"ask":70.4,"ask_size":7.0,"iv":0.191,"open_interest":3.0,"volume":3.0,"delta":-0.3481,"gamma":0.0012,"vega":5.6978,"theta":-2.9512,"rho":-1.1398,"theo":70.0039,"change":48.4,"open":50.4,"high":50.4,"low":48.4,"tick":"down","last_trade_price":48.4,"last_trade_time":"2026-02-18T13:00:58","percent_change":0.0,"prev_day_close":60.7999992370606},{"option":"SPXW260309C06760000","bid":174.0,"bid_size":2.0,"ask":174.9,"ask_size":2.0,"iv":0.1899,"open_interest":3.0,"volume":3.0,"delta":0.6463,"gamma":0.0013,"vega":5.7308,"theta":-2.9123,"rho":1.9823,"theo":174.3759,"change":11.88,"open":183.03,"high":183.03,"low":183.03,"tick":"up","last_trade_price":183.03,"last_trade_time":"2026-02-18T14:38:46","percent_change":6.94128,"prev_day_close":185.450004577637},{"option":"SPXW260309P06760000","bid":70.9,"bid_size":6.0,"ask":71.7,"ask_size":14.0,"iv":0.19,"open_interest":37.0,"volume":7.0,"delta":-0.3538,"gamma":0.0013,"vega":5.7308,"theta":-2.9531,"rho":-1.159,"theo":71.2574,"change":-12.0,"open":53.79,"high":64.42,"low":48.55,"tick":"down","last_trade_price":61.5,"last_trade_time":"2026-02-18T16:00:54","percent_change":-16.3265,"prev_day_close":61.8999996185303},{"option":"SPXW260309C06765000","bid":170.2,"bid_size":7.0,"ask":171.2,"ask_size":2.0,"iv":0.189,"open_interest":0.0,"volume":0.0,"delta":0.6405,"gamma":0.0013,"vega":5.7628,"theta":-2.9154,"rho":1.9652,"theo":170.662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":181.700004577637},{"option":"SPXW260309P06765000","bid":72.1,"bid_size":6.0,"ask":72.9,"ask_size":7.0,"iv":0.189,"open_interest":0.0,"volume":0.0,"delta":-0.3596,"gamma":0.0013,"vega":5.7628,"theta":-2.9542,"rho":-1.1784,"theo":72.5337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":63.0499992370606},{"option":"SPXW260309C06770000","bid":166.5,"bid_size":7.0,"ask":167.5,"ask_size":2.0,"iv":0.1879,"open_interest":3.0,"volume":0.0,"delta":0.6346,"gamma":0.0013,"vega":5.7938,"theta":-2.9177,"rho":1.9479,"theo":166.9713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":140.08,"last_trade_time":"2026-02-17T09:56:14","percent_change":0.0,"prev_day_close":177.800003051758},{"option":"SPXW260309P06770000","bid":73.4,"bid_size":6.0,"ask":74.2,"ask_size":13.0,"iv":0.1879,"open_interest":39.0,"volume":2.0,"delta":-0.3654,"gamma":0.0013,"vega":5.7938,"theta":-2.9545,"rho":-1.198,"theo":73.8332,"change":-18.48,"open":58.67,"high":58.67,"low":57.72,"tick":"down","last_trade_price":57.72,"last_trade_time":"2026-02-18T10:08:35","percent_change":-24.252,"prev_day_close":64.25},{"option":"SPXW260309C06775000","bid":162.9,"bid_size":7.0,"ask":163.9,"ask_size":2.0,"iv":0.1868,"open_interest":5.0,"volume":0.0,"delta":0.6286,"gamma":0.0013,"vega":5.8235,"theta":-2.9192,"rho":1.9305,"theo":163.304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.9,"last_trade_time":"2026-02-17T11:57:29","percent_change":0.0,"prev_day_close":174.0},{"option":"SPXW260309P06775000","bid":74.7,"bid_size":6.0,"ask":75.6,"ask_size":13.0,"iv":0.1869,"open_interest":178.0,"volume":8.0,"delta":-0.3714,"gamma":0.0013,"vega":5.8235,"theta":-2.954,"rho":-1.2178,"theo":75.1561,"change":-23.2,"open":74.3,"high":74.3,"low":54.11,"tick":"down","last_trade_price":54.35,"last_trade_time":"2026-02-18T12:37:05","percent_change":-29.9162,"prev_day_close":65.3999977111816},{"option":"SPXW260309C06780000","bid":159.2,"bid_size":5.0,"ask":160.2,"ask_size":2.0,"iv":0.1859,"open_interest":68.0,"volume":0.0,"delta":0.6226,"gamma":0.0013,"vega":5.8521,"theta":-2.9199,"rho":1.9129,"theo":159.6603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.2,"last_trade_time":"2026-02-17T15:54:40","percent_change":0.0,"prev_day_close":170.200004577637},{"option":"SPXW260309P06780000","bid":76.0,"bid_size":6.0,"ask":76.9,"ask_size":13.0,"iv":0.1858,"open_interest":62.0,"volume":10.0,"delta":-0.3775,"gamma":0.0013,"vega":5.8521,"theta":-2.9528,"rho":-1.2377,"theo":76.5026,"change":-25.2,"open":58.94,"high":59.32,"low":53.75,"tick":"down","last_trade_price":53.75,"last_trade_time":"2026-02-18T12:54:28","percent_change":-31.9189,"prev_day_close":66.6500015258789},{"option":"SPXW260309C06785000","bid":155.6,"bid_size":7.0,"ask":156.6,"ask_size":2.0,"iv":0.1847,"open_interest":1.0,"volume":1.0,"delta":0.6164,"gamma":0.0013,"vega":5.8795,"theta":-2.9197,"rho":1.8951,"theo":156.0404,"change":165.47,"open":165.47,"high":165.47,"low":165.47,"tick":"up","last_trade_price":165.47,"last_trade_time":"2026-02-18T15:41:54","percent_change":0.0,"prev_day_close":166.450004577637},{"option":"SPXW260309P06785000","bid":77.4,"bid_size":6.0,"ask":78.3,"ask_size":7.0,"iv":0.1848,"open_interest":1.0,"volume":1.0,"delta":-0.3836,"gamma":0.0013,"vega":5.8795,"theta":-2.9506,"rho":-1.2578,"theo":77.8729,"change":67.53,"open":67.53,"high":67.53,"low":67.53,"tick":"up","last_trade_price":67.53,"last_trade_time":"2026-02-18T15:43:05","percent_change":0.0,"prev_day_close":67.8999977111816},{"option":"SPXW260309C06790000","bid":152.0,"bid_size":7.0,"ask":153.0,"ask_size":2.0,"iv":0.1838,"open_interest":4.0,"volume":1.0,"delta":0.6102,"gamma":0.0014,"vega":5.9058,"theta":-2.9187,"rho":1.8771,"theo":152.4448,"change":27.42,"open":176.97,"high":176.97,"low":176.97,"tick":"up","last_trade_price":176.97,"last_trade_time":"2026-02-18T10:28:53","percent_change":18.335,"prev_day_close":162.699996948242},{"option":"SPXW260309P06790000","bid":78.8,"bid_size":6.0,"ask":79.6,"ask_size":12.0,"iv":0.1837,"open_interest":88.0,"volume":11.0,"delta":-0.3899,"gamma":0.0014,"vega":5.9058,"theta":-2.9477,"rho":-1.2781,"theo":79.2674,"change":-15.85,"open":60.31,"high":66.0,"low":57.43,"tick":"up","last_trade_price":66.0,"last_trade_time":"2026-02-18T14:27:29","percent_change":-19.3647,"prev_day_close":69.1500015258789},{"option":"SPXW260309C06795000","bid":148.4,"bid_size":7.0,"ask":149.4,"ask_size":2.0,"iv":0.1827,"open_interest":0.0,"volume":0.0,"delta":0.6038,"gamma":0.0014,"vega":5.9311,"theta":-2.9169,"rho":1.8587,"theo":148.8737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":159.0},{"option":"SPXW260309P06795000","bid":80.2,"bid_size":6.0,"ask":81.1,"ask_size":6.0,"iv":0.1826,"open_interest":4.0,"volume":4.0,"delta":-0.3962,"gamma":0.0014,"vega":5.9311,"theta":-2.9438,"rho":-1.2988,"theo":80.6866,"change":67.34,"open":66.92,"high":67.34,"low":66.92,"tick":"no_change","last_trade_price":67.34,"last_trade_time":"2026-02-18T14:30:14","percent_change":0.0,"prev_day_close":70.3999977111816},{"option":"SPXW260309C06800000","bid":144.8,"bid_size":8.0,"ask":145.8,"ask_size":2.0,"iv":0.1816,"open_interest":45.0,"volume":4.0,"delta":0.5974,"gamma":0.0014,"vega":5.9554,"theta":-2.9141,"rho":1.8399,"theo":145.3279,"change":8.03,"open":169.24,"high":169.24,"low":150.53,"tick":"down","last_trade_price":150.53,"last_trade_time":"2026-02-18T15:32:52","percent_change":5.63509,"prev_day_close":155.300003051758},{"option":"SPXW260309P06800000","bid":81.6,"bid_size":5.0,"ask":82.5,"ask_size":12.0,"iv":0.1816,"open_interest":160.0,"volume":95.0,"delta":-0.4026,"gamma":0.0014,"vega":5.9554,"theta":-2.9391,"rho":-1.32,"theo":82.131,"change":-17.9,"open":78.95,"high":78.95,"low":59.3,"tick":"down","last_trade_price":66.95,"last_trade_time":"2026-02-18T15:57:07","percent_change":-21.0961,"prev_day_close":71.7000007629394},{"option":"SPXW260309C06805000","bid":141.3,"bid_size":6.0,"ask":142.3,"ask_size":2.0,"iv":0.1806,"open_interest":0.0,"volume":0.0,"delta":0.5909,"gamma":0.0014,"vega":5.9785,"theta":-2.9104,"rho":1.8206,"theo":141.808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":151.650001525879},{"option":"SPXW260309P06805000","bid":83.1,"bid_size":5.0,"ask":84.0,"ask_size":6.0,"iv":0.1807,"open_interest":0.0,"volume":0.0,"delta":-0.4092,"gamma":0.0014,"vega":5.9785,"theta":-2.9334,"rho":-1.3416,"theo":83.6013,"change":8.5,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":11.6438,"prev_day_close":73.0},{"option":"SPXW260309C06810000","bid":137.8,"bid_size":8.0,"ask":138.8,"ask_size":2.0,"iv":0.1795,"open_interest":26.0,"volume":2.0,"delta":0.5843,"gamma":0.0014,"vega":6.0005,"theta":-2.9057,"rho":1.8008,"theo":138.3148,"change":23.92,"open":160.99,"high":160.99,"low":159.62,"tick":"down","last_trade_price":159.62,"last_trade_time":"2026-02-18T10:31:34","percent_change":17.6271,"prev_day_close":148.0},{"option":"SPXW260309P06810000","bid":84.6,"bid_size":5.0,"ask":85.4,"ask_size":12.0,"iv":0.1794,"open_interest":32.0,"volume":0.0,"delta":-0.4158,"gamma":0.0014,"vega":6.0005,"theta":-2.9267,"rho":-1.3637,"theo":85.0982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":102.28,"last_trade_time":"2026-02-17T11:07:54","percent_change":0.0,"prev_day_close":74.3999977111816},{"option":"SPXW260309C06815000","bid":134.3,"bid_size":8.0,"ask":135.3,"ask_size":2.0,"iv":0.1784,"open_interest":0.0,"volume":0.0,"delta":0.5776,"gamma":0.0014,"vega":6.021,"theta":-2.9,"rho":1.7806,"theo":134.8489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":144.400001525879},{"option":"SPXW260309P06815000","bid":86.1,"bid_size":5.0,"ask":87.0,"ask_size":6.0,"iv":0.1783,"open_interest":0.0,"volume":0.0,"delta":-0.4225,"gamma":0.0014,"vega":6.021,"theta":-2.9191,"rho":-1.3862,"theo":86.6226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":75.7999992370606},{"option":"SPXW260309C06820000","bid":130.9,"bid_size":2.0,"ask":131.9,"ask_size":12.0,"iv":0.1773,"open_interest":9.0,"volume":0.0,"delta":0.5708,"gamma":0.0014,"vega":6.0401,"theta":-2.8933,"rho":1.7601,"theo":131.4109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":119.1,"last_trade_time":"2026-02-17T09:30:04","percent_change":0.0,"prev_day_close":140.800003051758},{"option":"SPXW260309P06820000","bid":87.6,"bid_size":5.0,"ask":88.5,"ask_size":11.0,"iv":0.1772,"open_interest":41.0,"volume":3.0,"delta":-0.4293,"gamma":0.0014,"vega":6.0401,"theta":-2.9104,"rho":-1.4091,"theo":88.1748,"change":-6.21,"open":67.94,"high":84.99,"low":67.94,"tick":"up","last_trade_price":84.99,"last_trade_time":"2026-02-18T15:13:00","percent_change":-6.80921,"prev_day_close":77.2000007629394},{"option":"SPXW260309C06825000","bid":127.5,"bid_size":2.0,"ask":128.5,"ask_size":12.0,"iv":0.1763,"open_interest":58.0,"volume":0.0,"delta":0.5639,"gamma":0.0014,"vega":6.0575,"theta":-2.8856,"rho":1.7394,"theo":128.0013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":133.5,"last_trade_time":"2026-02-13T09:46:44","percent_change":0.0,"prev_day_close":137.25},{"option":"SPXW260309P06825000","bid":89.2,"bid_size":5.0,"ask":90.1,"ask_size":11.0,"iv":0.1761,"open_interest":93.0,"volume":0.0,"delta":-0.4362,"gamma":0.0014,"vega":6.0575,"theta":-2.9007,"rho":-1.4321,"theo":89.7554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.26,"last_trade_time":"2026-02-17T15:44:45","percent_change":0.0,"prev_day_close":78.6500015258789},{"option":"SPXW260309C06830000","bid":124.1,"bid_size":2.0,"ask":125.1,"ask_size":12.0,"iv":0.1752,"open_interest":16.0,"volume":3.0,"delta":0.5569,"gamma":0.0015,"vega":6.0732,"theta":-2.8768,"rho":1.7186,"theo":124.6204,"change":18.53,"open":125.7,"high":140.78,"low":125.7,"tick":"up","last_trade_price":140.78,"last_trade_time":"2026-02-18T13:56:48","percent_change":15.1575,"prev_day_close":133.75},{"option":"SPXW260309P06830000","bid":90.8,"bid_size":5.0,"ask":91.7,"ask_size":11.0,"iv":0.175,"open_interest":41.0,"volume":21.0,"delta":-0.4432,"gamma":0.0015,"vega":6.0732,"theta":-2.8899,"rho":-1.4552,"theo":91.3647,"change":-7.79,"open":83.43,"high":87.9,"low":72.48,"tick":"down","last_trade_price":86.71,"last_trade_time":"2026-02-18T15:29:17","percent_change":-8.24339,"prev_day_close":80.1000022888184},{"option":"SPXW260309C06835000","bid":120.7,"bid_size":8.0,"ask":121.7,"ask_size":2.0,"iv":0.174,"open_interest":0.0,"volume":0.0,"delta":0.5498,"gamma":0.0015,"vega":6.0872,"theta":-2.8669,"rho":1.6976,"theo":121.2684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":130.300003051758},{"option":"SPXW260309P06835000","bid":92.4,"bid_size":6.0,"ask":93.3,"ask_size":6.0,"iv":0.1739,"open_interest":5.0,"volume":8.0,"delta":-0.4503,"gamma":0.0015,"vega":6.0872,"theta":-2.8781,"rho":-1.4785,"theo":93.0029,"change":86.4,"open":84.49,"high":86.4,"low":66.08,"tick":"up","last_trade_price":86.4,"last_trade_time":"2026-02-18T15:30:43","percent_change":0.0,"prev_day_close":81.6000022888184},{"option":"SPXW260309C06840000","bid":117.4,"bid_size":2.0,"ask":118.4,"ask_size":12.0,"iv":0.1729,"open_interest":37.0,"volume":4.0,"delta":0.5426,"gamma":0.0015,"vega":6.0994,"theta":-2.856,"rho":1.6764,"theo":117.9458,"change":14.84,"open":117.2,"high":139.59,"low":117.2,"tick":"down","last_trade_price":130.64,"last_trade_time":"2026-02-18T14:15:27","percent_change":12.8152,"prev_day_close":126.799999237061},{"option":"SPXW260309P06840000","bid":94.0,"bid_size":6.0,"ask":95.0,"ask_size":11.0,"iv":0.1727,"open_interest":42.0,"volume":28.0,"delta":-0.4575,"gamma":0.0015,"vega":6.0994,"theta":-2.8652,"rho":-1.5021,"theo":94.6704,"change":-14.96,"open":90.87,"high":91.29,"low":71.8,"tick":"up","last_trade_price":82.99,"last_trade_time":"2026-02-18T16:09:04","percent_change":-15.2731,"prev_day_close":83.1000022888184},{"option":"SPXW260309C06845000","bid":114.1,"bid_size":2.0,"ask":115.1,"ask_size":8.0,"iv":0.1717,"open_interest":0.0,"volume":0.0,"delta":0.5353,"gamma":0.0015,"vega":6.1098,"theta":-2.8439,"rho":1.6548,"theo":114.653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":123.399997711182},{"option":"SPXW260309P06845000","bid":95.7,"bid_size":6.0,"ask":96.7,"ask_size":6.0,"iv":0.1716,"open_interest":8.0,"volume":9.0,"delta":-0.4648,"gamma":0.0015,"vega":6.1098,"theta":-2.8511,"rho":-1.5259,"theo":96.3678,"change":73.2,"open":69.97,"high":73.2,"low":69.97,"tick":"up","last_trade_price":73.2,"last_trade_time":"2026-02-18T13:27:01","percent_change":0.0,"prev_day_close":84.7000007629394},{"option":"SPXW260309C06850000","bid":110.9,"bid_size":2.0,"ask":111.9,"ask_size":13.0,"iv":0.1707,"open_interest":117.0,"volume":82.0,"delta":0.5279,"gamma":0.0015,"vega":6.1185,"theta":-2.8307,"rho":1.6328,"theo":111.3908,"change":10.46,"open":113.07,"high":132.47,"low":113.07,"tick":"up","last_trade_price":119.81,"last_trade_time":"2026-02-18T15:44:56","percent_change":9.56562,"prev_day_close":119.950000762939},{"option":"SPXW260309P06850000","bid":97.5,"bid_size":6.0,"ask":98.4,"ask_size":6.0,"iv":0.1706,"open_interest":216.0,"volume":60.0,"delta":-0.4722,"gamma":0.0015,"vega":6.1185,"theta":-2.8359,"rho":-1.5503,"theo":98.0959,"change":-15.86,"open":99.5,"high":99.5,"low":69.44,"tick":"no_change","last_trade_price":85.74,"last_trade_time":"2026-02-18T16:07:40","percent_change":-15.6102,"prev_day_close":86.2999992370606},{"option":"SPXW260309C06855000","bid":107.7,"bid_size":2.0,"ask":108.6,"ask_size":9.0,"iv":0.1695,"open_interest":0.0,"volume":0.0,"delta":0.5204,"gamma":0.0015,"vega":6.1252,"theta":-2.8163,"rho":1.6102,"theo":108.1603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":116.600002288818},{"option":"SPXW260309P06855000","bid":99.2,"bid_size":6.0,"ask":100.2,"ask_size":6.0,"iv":0.1694,"open_interest":28.0,"volume":28.0,"delta":-0.4797,"gamma":0.0015,"vega":6.1252,"theta":-2.8196,"rho":-1.5752,"theo":99.8556,"change":72.72,"open":74.51,"high":74.51,"low":72.24,"tick":"up","last_trade_price":72.72,"last_trade_time":"2026-02-18T13:00:02","percent_change":0.0,"prev_day_close":87.8999977111816},{"option":"SPXW260309C06860000","bid":104.5,"bid_size":2.0,"ask":105.4,"ask_size":9.0,"iv":0.1684,"open_interest":34.0,"volume":2.0,"delta":0.5128,"gamma":0.0015,"vega":6.13,"theta":-2.8007,"rho":1.5871,"theo":104.9625,"change":22.45,"open":109.1,"high":125.6,"low":109.1,"tick":"up","last_trade_price":125.6,"last_trade_time":"2026-02-18T10:07:18","percent_change":21.7644,"prev_day_close":113.25},{"option":"SPXW260309P06860000","bid":101.0,"bid_size":6.0,"ask":102.0,"ask_size":11.0,"iv":0.1682,"open_interest":23.0,"volume":7.0,"delta":-0.4873,"gamma":0.0015,"vega":6.13,"theta":-2.802,"rho":-1.6006,"theo":101.648,"change":-21.28,"open":81.8,"high":84.07,"low":81.8,"tick":"up","last_trade_price":84.07,"last_trade_time":"2026-02-18T13:58:21","percent_change":-20.1993,"prev_day_close":89.5},{"option":"SPXW260309C06865000","bid":101.3,"bid_size":2.0,"ask":102.3,"ask_size":9.0,"iv":0.1672,"open_interest":0.0,"volume":0.0,"delta":0.5051,"gamma":0.0015,"vega":6.1326,"theta":-2.784,"rho":1.5636,"theo":101.7985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":109.950000762939},{"option":"SPXW260309P06865000","bid":102.6,"bid_size":6.0,"ask":103.8,"ask_size":6.0,"iv":0.1675,"open_interest":3.0,"volume":5.0,"delta":-0.495,"gamma":0.0015,"vega":6.1326,"theta":-2.7833,"rho":-1.6265,"theo":103.4741,"change":97.85,"open":86.22,"high":97.85,"low":78.04,"tick":"up","last_trade_price":97.85,"last_trade_time":"2026-02-18T15:10:41","percent_change":0.0,"prev_day_close":91.2000007629394},{"option":"SPXW260309C06870000","bid":98.2,"bid_size":6.0,"ask":99.1,"ask_size":7.0,"iv":0.1662,"open_interest":54.0,"volume":0.0,"delta":0.4972,"gamma":0.0016,"vega":6.133,"theta":-2.7659,"rho":1.5397,"theo":98.6691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.77,"last_trade_time":"2026-02-17T14:07:36","percent_change":0.0,"prev_day_close":106.650001525879},{"option":"SPXW260309P06870000","bid":104.7,"bid_size":6.0,"ask":105.7,"ask_size":10.0,"iv":0.166,"open_interest":60.0,"volume":7.0,"delta":-0.5028,"gamma":0.0016,"vega":6.133,"theta":-2.7633,"rho":-1.6527,"theo":105.335,"change":-13.48,"open":83.28,"high":95.77,"low":82.4,"tick":"up","last_trade_price":95.77,"last_trade_time":"2026-02-18T15:03:42","percent_change":-12.3387,"prev_day_close":92.9500007629394},{"option":"SPXW260309C06875000","bid":95.1,"bid_size":6.0,"ask":96.0,"ask_size":7.0,"iv":0.165,"open_interest":48.0,"volume":2.0,"delta":0.4894,"gamma":0.0016,"vega":6.1311,"theta":-2.7466,"rho":1.5156,"theo":95.575,"change":5.92,"open":116.75,"high":116.75,"low":100.07,"tick":"down","last_trade_price":100.07,"last_trade_time":"2026-02-18T15:08:11","percent_change":6.28784,"prev_day_close":103.399997711182},{"option":"SPXW260309P06875000","bid":106.6,"bid_size":2.0,"ask":107.6,"ask_size":6.0,"iv":0.1649,"open_interest":59.0,"volume":8.0,"delta":-0.5107,"gamma":0.0016,"vega":6.1311,"theta":-2.742,"rho":-1.6791,"theo":107.2311,"change":-7.42,"open":89.55,"high":103.83,"low":87.63,"tick":"up","last_trade_price":103.83,"last_trade_time":"2026-02-18T15:21:53","percent_change":-6.66966,"prev_day_close":94.7000007629394},{"option":"SPXW260309C06880000","bid":92.0,"bid_size":6.0,"ask":93.0,"ask_size":18.0,"iv":0.1638,"open_interest":29.0,"volume":7.0,"delta":0.4813,"gamma":0.0016,"vega":6.1269,"theta":-2.726,"rho":1.4915,"theo":92.5169,"change":6.83,"open":111.1,"high":111.1,"low":97.88,"tick":"down","last_trade_price":97.88,"last_trade_time":"2026-02-18T15:35:48","percent_change":7.50137,"prev_day_close":100.200000762939},{"option":"SPXW260309P06880000","bid":108.6,"bid_size":2.0,"ask":109.6,"ask_size":6.0,"iv":0.1638,"open_interest":54.0,"volume":5.0,"delta":-0.5187,"gamma":0.0016,"vega":6.1269,"theta":-2.7194,"rho":-1.7055,"theo":109.1632,"change":-17.24,"open":88.84,"high":95.96,"low":88.84,"tick":"up","last_trade_price":95.96,"last_trade_time":"2026-02-18T16:13:13","percent_change":-15.2297,"prev_day_close":96.5},{"option":"SPXW260309C06885000","bid":89.0,"bid_size":6.0,"ask":90.0,"ask_size":13.0,"iv":0.1626,"open_interest":1.0,"volume":1.0,"delta":0.4732,"gamma":0.0016,"vega":6.1203,"theta":-2.7042,"rho":1.4673,"theo":89.4954,"change":94.55,"open":94.55,"high":94.55,"low":94.55,"tick":"up","last_trade_price":94.55,"last_trade_time":"2026-02-18T15:35:00","percent_change":0.0,"prev_day_close":97.0499992370606},{"option":"SPXW260309P06885000","bid":110.5,"bid_size":2.0,"ask":111.5,"ask_size":2.0,"iv":0.1626,"open_interest":1.0,"volume":2.0,"delta":-0.5268,"gamma":0.0016,"vega":6.1203,"theta":-2.6956,"rho":-1.7321,"theo":111.1319,"change":96.3,"open":84.0,"high":96.3,"low":84.0,"tick":"up","last_trade_price":96.3,"last_trade_time":"2026-02-18T16:00:15","percent_change":0.0,"prev_day_close":98.2999992370606},{"option":"SPXW260309C06890000","bid":86.1,"bid_size":6.0,"ask":87.0,"ask_size":18.0,"iv":0.1616,"open_interest":39.0,"volume":19.0,"delta":0.465,"gamma":0.0016,"vega":6.1112,"theta":-2.6811,"rho":1.4427,"theo":86.5114,"change":10.39,"open":104.43,"high":106.75,"low":89.87,"tick":"up","last_trade_price":95.64,"last_trade_time":"2026-02-18T16:13:01","percent_change":12.1877,"prev_day_close":93.8999977111816},{"option":"SPXW260309P06890000","bid":112.6,"bid_size":2.0,"ask":113.6,"ask_size":6.0,"iv":0.1616,"open_interest":36.0,"volume":10.0,"delta":-0.535,"gamma":0.0016,"vega":6.1112,"theta":-2.6706,"rho":-1.759,"theo":113.1381,"change":-24.24,"open":85.93,"high":101.53,"low":85.85,"tick":"no_change","last_trade_price":93.21,"last_trade_time":"2026-02-18T15:56:53","percent_change":-20.6386,"prev_day_close":100.200000762939},{"option":"SPXW260309C06895000","bid":83.1,"bid_size":6.0,"ask":84.1,"ask_size":13.0,"iv":0.1603,"open_interest":1.0,"volume":2.0,"delta":0.4567,"gamma":0.0016,"vega":6.0995,"theta":-2.6567,"rho":1.4177,"theo":83.5662,"change":100.9,"open":100.4,"high":100.9,"low":100.4,"tick":"up","last_trade_price":100.9,"last_trade_time":"2026-02-18T12:02:20","percent_change":0.0,"prev_day_close":90.8999977111816},{"option":"SPXW260309P06895000","bid":114.6,"bid_size":2.0,"ask":115.7,"ask_size":2.0,"iv":0.1604,"open_interest":2.0,"volume":3.0,"delta":-0.5434,"gamma":0.0016,"vega":6.0995,"theta":-2.6442,"rho":-1.7863,"theo":115.1831,"change":91.0,"open":89.05,"high":91.0,"low":89.05,"tick":"up","last_trade_price":91.0,"last_trade_time":"2026-02-18T13:40:09","percent_change":0.0,"prev_day_close":102.100002288818},{"option":"SPXW260309C06900000","bid":80.3,"bid_size":6.0,"ask":81.2,"ask_size":18.0,"iv":0.1593,"open_interest":111.0,"volume":15.0,"delta":0.4483,"gamma":0.0016,"vega":6.0849,"theta":-2.6311,"rho":1.392,"theo":80.6614,"change":4.8,"open":84.47,"high":100.32,"low":84.14,"tick":"down","last_trade_price":84.5,"last_trade_time":"2026-02-18T14:56:47","percent_change":6.02258,"prev_day_close":87.7999992370606},{"option":"SPXW260309P06900000","bid":116.7,"bid_size":2.0,"ask":117.7,"ask_size":2.0,"iv":0.1592,"open_interest":190.0,"volume":57.0,"delta":-0.5518,"gamma":0.0016,"vega":6.0849,"theta":-2.6166,"rho":-1.8143,"theo":117.2685,"change":-18.81,"open":90.89,"high":102.99,"low":86.36,"tick":"up","last_trade_price":102.99,"last_trade_time":"2026-02-18T16:00:54","percent_change":-15.4433,"prev_day_close":103.950000762939},{"option":"SPXW260309C06905000","bid":77.4,"bid_size":6.0,"ask":78.3,"ask_size":7.0,"iv":0.1581,"open_interest":1.0,"volume":1.0,"delta":0.4398,"gamma":0.0016,"vega":6.0672,"theta":-2.6041,"rho":1.3658,"theo":77.7989,"change":86.24,"open":86.24,"high":86.24,"low":86.24,"tick":"up","last_trade_price":86.24,"last_trade_time":"2026-02-18T14:47:50","percent_change":0.0,"prev_day_close":84.7999992370606},{"option":"SPXW260309P06905000","bid":118.8,"bid_size":2.0,"ask":120.0,"ask_size":2.0,"iv":0.158,"open_interest":1.0,"volume":2.0,"delta":-0.5603,"gamma":0.0016,"vega":6.0672,"theta":-2.5877,"rho":-1.8428,"theo":119.3962,"change":92.2,"open":92.0,"high":92.2,"low":92.0,"tick":"up","last_trade_price":92.2,"last_trade_time":"2026-02-18T11:49:47","percent_change":0.0,"prev_day_close":106.0},{"option":"SPXW260309C06910000","bid":74.6,"bid_size":6.0,"ask":75.6,"ask_size":18.0,"iv":0.1569,"open_interest":33.0,"volume":8.0,"delta":0.4312,"gamma":0.0016,"vega":6.0466,"theta":-2.5758,"rho":1.3391,"theo":74.9806,"change":11.74,"open":91.52,"high":94.0,"low":85.94,"tick":"no_change","last_trade_price":85.94,"last_trade_time":"2026-02-18T15:51:25","percent_change":15.8221,"prev_day_close":81.8499984741211},{"option":"SPXW260309P06910000","bid":121.0,"bid_size":2.0,"ask":122.1,"ask_size":2.0,"iv":0.1569,"open_interest":27.0,"volume":0.0,"delta":-0.5689,"gamma":0.0016,"vega":6.0466,"theta":-2.5574,"rho":-1.8718,"theo":121.568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":120.02,"last_trade_time":"2026-02-17T14:08:12","percent_change":0.0,"prev_day_close":108.049999237061},{"option":"SPXW260309C06915000","bid":71.8,"bid_size":7.0,"ask":72.8,"ask_size":7.0,"iv":0.1557,"open_interest":0.0,"volume":0.0,"delta":0.4225,"gamma":0.0016,"vega":6.023,"theta":-2.5462,"rho":1.3123,"theo":72.2079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309P06915000","bid":121.3,"bid_size":11.0,"ask":126.2,"ask_size":11.0,"iv":0.1557,"open_interest":0.0,"volume":0.0,"delta":-0.5776,"gamma":0.0016,"vega":6.023,"theta":-2.5259,"rho":-1.901,"theo":123.7856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309C06920000","bid":69.2,"bid_size":6.0,"ask":70.1,"ask_size":19.0,"iv":0.1547,"open_interest":76.0,"volume":17.0,"delta":0.4137,"gamma":0.0016,"vega":5.9964,"theta":-2.5154,"rho":1.2854,"theo":69.4824,"change":13.85,"open":70.02,"high":88.08,"low":70.02,"tick":"down","last_trade_price":82.8,"last_trade_time":"2026-02-18T13:47:19","percent_change":20.087,"prev_day_close":76.0},{"option":"SPXW260309P06920000","bid":125.5,"bid_size":2.0,"ask":126.6,"ask_size":2.0,"iv":0.1545,"open_interest":15.0,"volume":1.0,"delta":-0.5864,"gamma":0.0016,"vega":5.9964,"theta":-2.4931,"rho":-1.9302,"theo":126.0503,"change":-25.25,"open":105.7,"high":105.7,"low":105.7,"tick":"down","last_trade_price":105.7,"last_trade_time":"2026-02-18T15:57:45","percent_change":-19.2822,"prev_day_close":112.200000762939},{"option":"SPXW260309C06925000","bid":66.5,"bid_size":6.0,"ask":67.5,"ask_size":19.0,"iv":0.1536,"open_interest":61.0,"volume":6.0,"delta":0.4048,"gamma":0.0016,"vega":5.9671,"theta":-2.4833,"rho":1.2586,"theo":66.8054,"change":3.45,"open":72.52,"high":72.52,"low":69.75,"tick":"down","last_trade_price":69.75,"last_trade_time":"2026-02-18T15:08:37","percent_change":5.20362,"prev_day_close":73.2000007629394},{"option":"SPXW260309P06925000","bid":127.9,"bid_size":2.0,"ask":128.9,"ask_size":2.0,"iv":0.1535,"open_interest":69.0,"volume":5.0,"delta":-0.5952,"gamma":0.0016,"vega":5.9671,"theta":-2.459,"rho":-1.9594,"theo":128.3635,"change":-37.29,"open":105.45,"high":105.45,"low":96.06,"tick":"down","last_trade_price":96.06,"last_trade_time":"2026-02-18T13:10:53","percent_change":-27.964,"prev_day_close":114.399997711182},{"option":"SPXW260309C06930000","bid":63.9,"bid_size":6.0,"ask":64.8,"ask_size":12.0,"iv":0.1523,"open_interest":150.0,"volume":9.0,"delta":0.3959,"gamma":0.0016,"vega":5.9347,"theta":-2.4501,"rho":1.2315,"theo":64.1785,"change":3.87,"open":78.86,"high":81.5,"low":66.95,"tick":"up","last_trade_price":67.67,"last_trade_time":"2026-02-18T15:32:01","percent_change":6.06583,"prev_day_close":70.3999977111816},{"option":"SPXW260309P06930000","bid":130.2,"bid_size":2.0,"ask":131.3,"ask_size":2.0,"iv":0.1522,"open_interest":18.0,"volume":5.0,"delta":-0.6042,"gamma":0.0016,"vega":5.9347,"theta":-2.4238,"rho":-1.9887,"theo":130.7268,"change":-18.23,"open":114.53,"high":117.67,"low":99.6,"tick":"up","last_trade_price":117.67,"last_trade_time":"2026-02-18T15:41:54","percent_change":-13.4143,"prev_day_close":116.549999237061},{"option":"SPXW260309C06935000","bid":61.2,"bid_size":7.0,"ask":62.3,"ask_size":7.0,"iv":0.1512,"open_interest":0.0,"volume":0.0,"delta":0.3869,"gamma":0.0016,"vega":5.8991,"theta":-2.4156,"rho":1.2041,"theo":61.6038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309P06935000","bid":130.7,"bid_size":11.0,"ask":135.5,"ask_size":11.0,"iv":0.1512,"open_interest":0.0,"volume":0.0,"delta":-0.6132,"gamma":0.0016,"vega":5.8991,"theta":-2.3874,"rho":-2.0184,"theo":133.1422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309C06940000","bid":58.8,"bid_size":7.0,"ask":59.7,"ask_size":13.0,"iv":0.15,"open_interest":45.0,"volume":6.0,"delta":0.3778,"gamma":0.0016,"vega":5.8597,"theta":-2.3801,"rho":1.1762,"theo":59.0837,"change":6.59,"open":73.76,"high":75.58,"low":62.37,"tick":"up","last_trade_price":65.49,"last_trade_time":"2026-02-18T15:43:33","percent_change":11.1885,"prev_day_close":65.0},{"option":"SPXW260309P06940000","bid":135.1,"bid_size":2.0,"ask":136.2,"ask_size":2.0,"iv":0.1499,"open_interest":45.0,"volume":20.0,"delta":-0.6223,"gamma":0.0016,"vega":5.8597,"theta":-2.3499,"rho":-2.0487,"theo":135.6124,"change":-39.32,"open":104.72,"high":104.72,"low":101.53,"tick":"down","last_trade_price":101.53,"last_trade_time":"2026-02-18T12:56:42","percent_change":-27.9162,"prev_day_close":121.100002288818},{"option":"SPXW260309C06945000","bid":56.3,"bid_size":7.0,"ask":57.3,"ask_size":7.0,"iv":0.1489,"open_interest":0.0,"volume":0.0,"delta":0.3687,"gamma":0.0016,"vega":5.8164,"theta":-2.3435,"rho":1.1477,"theo":56.621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309P06945000","bid":135.7,"bid_size":11.0,"ask":140.5,"ask_size":11.0,"iv":0.1489,"open_interest":0.0,"volume":0.0,"delta":-0.6314,"gamma":0.0016,"vega":5.8164,"theta":-2.3113,"rho":-2.0795,"theo":138.1399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309C06950000","bid":54.0,"bid_size":7.0,"ask":54.9,"ask_size":20.0,"iv":0.1479,"open_interest":133.0,"volume":19.0,"delta":0.3595,"gamma":0.0016,"vega":5.7693,"theta":-2.3059,"rho":1.119,"theo":54.218,"change":6.09,"open":55.04,"high":69.77,"low":55.04,"tick":"down","last_trade_price":60.24,"last_trade_time":"2026-02-18T15:43:33","percent_change":11.2465,"prev_day_close":59.75},{"option":"SPXW260309P06950000","bid":140.3,"bid_size":2.0,"ask":141.3,"ask_size":2.0,"iv":0.1478,"open_interest":80.0,"volume":7.0,"delta":-0.6406,"gamma":0.0016,"vega":5.7693,"theta":-2.2717,"rho":-2.1105,"theo":140.7271,"change":-38.28,"open":116.45,"high":116.45,"low":107.87,"tick":"down","last_trade_price":107.87,"last_trade_time":"2026-02-18T12:11:06","percent_change":-26.1923,"prev_day_close":125.799999237061},{"option":"SPXW260309C06955000","bid":51.5,"bid_size":7.0,"ask":52.6,"ask_size":7.0,"iv":0.1467,"open_interest":0.0,"volume":0.0,"delta":0.3503,"gamma":0.0016,"vega":5.7189,"theta":-2.2673,"rho":1.0904,"theo":51.8762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309P06955000","bid":141.0,"bid_size":11.0,"ask":145.8,"ask_size":11.0,"iv":0.1464,"open_interest":0.0,"volume":0.0,"delta":-0.6498,"gamma":0.0016,"vega":5.7189,"theta":-2.2311,"rho":-2.1415,"theo":143.3755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260309C06960000","bid":49.3,"bid_size":8.0,"ask":50.2,"ask_size":15.0,"iv":0.1455,"open_interest":122.0,"volume":12.0,"delta":0.341,"gamma":0.0016,"vega":5.6655,"theta":-2.2277,"rho":1.062,"theo":49.5966,"change":7.08,"open":59.27,"high":64.82,"low":59.27,"tick":"up","last_trade_price":64.82,"last_trade_time":"2026-02-18T11:34:49","percent_change":12.9433,"prev_day_close":54.7000007629394},{"option":"SPXW260309P06960000","bid":145.6,"bid_size":1.0,"ask":147.0,"ask_size":1.0,"iv":0.1455,"open_interest":33.0,"volume":0.0,"delta":-0.659,"gamma":0.0016,"vega":5.6655,"theta":-2.1896,"rho":-2.1722,"theo":146.086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.69,"last_trade_time":"2026-02-13T15:09:51","percent_change":0.0,"prev_day_close":130.849998474121},{"option":"SPXW260309C06970000","bid":44.9,"bid_size":8.0,"ask":45.8,"ask_size":22.0,"iv":0.1434,"open_interest":54.0,"volume":11.0,"delta":0.3225,"gamma":0.0016,"vega":5.5499,"theta":-2.1462,"rho":1.0056,"theo":45.2247,"change":2.38,"open":52.75,"high":58.72,"low":47.78,"tick":"down","last_trade_price":47.78,"last_trade_time":"2026-02-18T15:32:41","percent_change":5.24229,"prev_day_close":49.8999996185303},{"option":"SPXW260309P06970000","bid":151.1,"bid_size":1.0,"ask":152.2,"ask_size":1.0,"iv":0.143,"open_interest":46.0,"volume":1.0,"delta":-0.6775,"gamma":0.0016,"vega":5.5499,"theta":-2.1041,"rho":-2.2333,"theo":151.6946,"change":-34.18,"open":123.17,"high":123.17,"low":123.17,"tick":"down","last_trade_price":123.17,"last_trade_time":"2026-02-18T10:05:49","percent_change":-21.7223,"prev_day_close":136.049995422363},{"option":"SPXW260309C06975000","bid":42.8,"bid_size":8.0,"ask":43.6,"ask_size":16.0,"iv":0.1422,"open_interest":54.0,"volume":17.0,"delta":0.3133,"gamma":0.0016,"vega":5.4867,"theta":-2.1042,"rho":0.977,"theo":43.1326,"change":9.12,"open":48.5,"high":57.4,"low":48.5,"tick":"up","last_trade_price":52.47,"last_trade_time":"2026-02-18T15:54:50","percent_change":21.0381,"prev_day_close":47.6000003814697},{"option":"SPXW260309P06975000","bid":153.8,"bid_size":1.0,"ask":155.4,"ask_size":1.0,"iv":0.1421,"open_interest":33.0,"volume":3.0,"delta":-0.6868,"gamma":0.0016,"vega":5.4867,"theta":-2.0602,"rho":-2.2642,"theo":154.5926,"change":-34.26,"open":131.59,"high":131.59,"low":126.09,"tick":"down","last_trade_price":126.09,"last_trade_time":"2026-02-18T11:59:37","percent_change":-21.3658,"prev_day_close":138.650001525879},{"option":"SPXW260309C06980000","bid":40.7,"bid_size":8.0,"ask":41.5,"ask_size":16.0,"iv":0.1411,"open_interest":227.0,"volume":109.0,"delta":0.304,"gamma":0.0016,"vega":5.4194,"theta":-2.0614,"rho":0.948,"theo":41.1024,"change":3.74,"open":41.91,"high":56.05,"low":41.91,"tick":"down","last_trade_price":44.99,"last_trade_time":"2026-02-18T15:45:17","percent_change":9.06667,"prev_day_close":45.2999992370606},{"option":"SPXW260309P06980000","bid":156.9,"bid_size":1.0,"ask":158.0,"ask_size":1.0,"iv":0.141,"open_interest":98.0,"volume":1.0,"delta":-0.696,"gamma":0.0016,"vega":5.4194,"theta":-2.0154,"rho":-2.2955,"theo":157.5527,"change":-22.63,"open":139.97,"high":139.97,"low":139.97,"tick":"down","last_trade_price":139.97,"last_trade_time":"2026-02-18T09:58:07","percent_change":-13.9176,"prev_day_close":141.400001525879},{"option":"SPXW260309C06990000","bid":36.7,"bid_size":17.0,"ask":37.5,"ask_size":17.0,"iv":0.1388,"open_interest":53.0,"volume":2.0,"delta":0.2856,"gamma":0.0016,"vega":5.273,"theta":-1.9733,"rho":0.8902,"theo":37.222,"change":11.8,"open":48.99,"high":49.15,"low":48.99,"tick":"up","last_trade_price":49.15,"last_trade_time":"2026-02-18T10:30:04","percent_change":31.593,"prev_day_close":40.9500007629394},{"option":"SPXW260309P06990000","bid":161.0,"bid_size":6.0,"ask":165.7,"ask_size":6.0,"iv":0.1386,"open_interest":20.0,"volume":1.0,"delta":-0.7144,"gamma":0.0016,"vega":5.273,"theta":-1.9234,"rho":-2.3579,"theo":163.6527,"change":-33.11,"open":135.54,"high":135.54,"low":135.54,"tick":"up","last_trade_price":135.54,"last_trade_time":"2026-02-18T10:04:27","percent_change":-19.6324,"prev_day_close":147.0},{"option":"SPXW260309C07000000","bid":32.9,"bid_size":17.0,"ask":33.8,"ask_size":26.0,"iv":0.1366,"open_interest":192.0,"volume":47.0,"delta":0.2673,"gamma":0.0016,"vega":5.1151,"theta":-1.8816,"rho":0.8339,"theo":33.5638,"change":4.32,"open":43.8,"high":46.72,"low":34.81,"tick":"up","last_trade_price":38.02,"last_trade_time":"2026-02-18T16:13:01","percent_change":12.819,"prev_day_close":36.7999992370606},{"option":"SPXW260309P07000000","bid":167.2,"bid_size":6.0,"ask":172.0,"ask_size":6.0,"iv":0.1367,"open_interest":22.0,"volume":0.0,"delta":-0.7328,"gamma":0.0016,"vega":5.1151,"theta":-1.8277,"rho":-2.4189,"theo":169.9749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.56,"last_trade_time":"2026-02-17T15:42:39","percent_change":0.0,"prev_day_close":152.599998474121},{"option":"SPXW260309C07010000","bid":29.5,"bid_size":8.0,"ask":30.2,"ask_size":20.0,"iv":0.1346,"open_interest":200.0,"volume":139.0,"delta":0.249,"gamma":0.0015,"vega":4.9444,"theta":-1.786,"rho":0.7774,"theo":30.1089,"change":4.23,"open":40.46,"high":40.83,"low":33.27,"tick":"up","last_trade_price":34.48,"last_trade_time":"2026-02-18T16:02:28","percent_change":13.9835,"prev_day_close":32.9500007629394},{"option":"SPXW260309P07010000","bid":173.7,"bid_size":6.0,"ask":178.4,"ask_size":6.0,"iv":0.1343,"open_interest":1.0,"volume":0.0,"delta":-0.751,"gamma":0.0015,"vega":4.9444,"theta":-1.7281,"rho":-2.48,"theo":176.5004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":158.699996948242},{"option":"SPXW260309C07020000","bid":26.1,"bid_size":18.0,"ask":26.9,"ask_size":20.0,"iv":0.1323,"open_interest":37.0,"volume":7.0,"delta":0.2309,"gamma":0.0015,"vega":4.7562,"theta":-1.6863,"rho":0.7203,"theo":26.8507,"change":1.68,"open":37.3,"high":37.3,"low":28.73,"tick":"down","last_trade_price":28.73,"last_trade_time":"2026-02-18T15:37:49","percent_change":6.21072,"prev_day_close":29.25},{"option":"SPXW260309P07020000","bid":180.3,"bid_size":6.0,"ask":185.1,"ask_size":6.0,"iv":0.1325,"open_interest":0.0,"volume":0.0,"delta":-0.7691,"gamma":0.0015,"vega":4.7562,"theta":-1.6245,"rho":-2.5418,"theo":183.2226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":164.949996948242},{"option":"SPXW260309C07025000","bid":24.6,"bid_size":18.0,"ask":25.4,"ask_size":30.0,"iv":0.1313,"open_interest":630.0,"volume":6.0,"delta":0.2219,"gamma":0.0015,"vega":4.6568,"theta":-1.635,"rho":0.6923,"theo":25.2944,"change":-0.33,"open":30.35,"high":32.87,"low":27.86,"tick":"down","last_trade_price":27.86,"last_trade_time":"2026-02-18T14:50:04","percent_change":-1.19782,"prev_day_close":27.5499992370605},{"option":"SPXW260309P07025000","bid":183.8,"bid_size":6.0,"ask":188.6,"ask_size":6.0,"iv":0.1315,"open_interest":3.0,"volume":0.0,"delta":-0.7781,"gamma":0.0015,"vega":4.6568,"theta":-1.5712,"rho":-2.5721,"theo":186.6565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":128.63,"last_trade_time":"2026-02-10T15:50:06","percent_change":0.0,"prev_day_close":168.099998474121},{"option":"SPXW260309C07030000","bid":23.2,"bid_size":8.0,"ask":23.9,"ask_size":21.0,"iv":0.1304,"open_interest":87.0,"volume":0.0,"delta":0.213,"gamma":0.0014,"vega":4.555,"theta":-1.5828,"rho":0.6647,"theo":23.7863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.25,"last_trade_time":"2026-02-17T16:06:34","percent_change":0.0,"prev_day_close":25.9000005722046},{"option":"SPXW260309P07030000","bid":187.3,"bid_size":6.0,"ask":192.1,"ask_size":6.0,"iv":0.1304,"open_interest":0.0,"volume":0.0,"delta":-0.7871,"gamma":0.0014,"vega":4.555,"theta":-1.5171,"rho":-2.602,"theo":190.1385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":171.349998474121},{"option":"SPXW260309C07040000","bid":20.4,"bid_size":9.0,"ask":21.0,"ask_size":22.0,"iv":0.1284,"open_interest":100.0,"volume":17.0,"delta":0.1952,"gamma":0.0014,"vega":4.3428,"theta":-1.4763,"rho":0.6096,"theo":20.9174,"change":1.84,"open":27.7,"high":29.3,"low":23.14,"tick":"down","last_trade_price":23.14,"last_trade_time":"2026-02-18T14:38:46","percent_change":8.6385,"prev_day_close":22.8000001907349},{"option":"SPXW260309P07040000","bid":194.5,"bid_size":6.0,"ask":199.3,"ask_size":6.0,"iv":0.1284,"open_interest":2.0,"volume":0.0,"delta":-0.8048,"gamma":0.0014,"vega":4.3428,"theta":-1.4066,"rho":-2.6617,"theo":197.25,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.12,"last_trade_time":"2026-02-11T15:20:30","percent_change":0.0,"prev_day_close":178.350006103516},{"option":"SPXW260309C07050000","bid":17.8,"bid_size":9.0,"ask":18.4,"ask_size":25.0,"iv":0.1262,"open_interest":431.0,"volume":100.0,"delta":0.1778,"gamma":0.0013,"vega":4.1143,"theta":-1.3677,"rho":0.5547,"theo":18.2566,"change":0.29,"open":22.4,"high":26.56,"low":18.99,"tick":"down","last_trade_price":18.99,"last_trade_time":"2026-02-18T15:32:41","percent_change":1.5508,"prev_day_close":19.9000005722046},{"option":"SPXW260309P07050000","bid":201.2,"bid_size":4.0,"ask":207.2,"ask_size":4.0,"iv":0.1258,"open_interest":8.0,"volume":1.0,"delta":-0.8222,"gamma":0.0013,"vega":4.1143,"theta":-1.294,"rho":-2.7213,"theo":204.5697,"change":-46.3,"open":163.8,"high":163.8,"low":163.8,"tick":"down","last_trade_price":163.8,"last_trade_time":"2026-02-18T12:51:17","percent_change":-22.0371,"prev_day_close":185.349998474121},{"option":"SPXW260309C07060000","bid":15.5,"bid_size":20.0,"ask":16.0,"ask_size":35.0,"iv":0.1244,"open_interest":98.0,"volume":4.0,"delta":0.1609,"gamma":0.0013,"vega":3.8761,"theta":-1.2582,"rho":0.5024,"theo":15.8129,"change":1.1,"open":17.5,"high":17.5,"low":17.5,"tick":"up","last_trade_price":17.5,"last_trade_time":"2026-02-18T15:43:33","percent_change":6.70731,"prev_day_close":17.3000001907349},{"option":"SPXW260309P07060000","bid":208.8,"bid_size":3.0,"ask":214.9,"ask_size":3.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.8391,"gamma":0.0013,"vega":3.8761,"theta":-1.1806,"rho":-2.7783,"theo":212.1063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.649993896484},{"option":"SPXW260309C07070000","bid":13.4,"bid_size":20.0,"ask":13.9,"ask_size":50.0,"iv":0.1226,"open_interest":85.0,"volume":0.0,"delta":0.1446,"gamma":0.0012,"vega":3.6318,"theta":-1.1494,"rho":0.4512,"theo":13.5934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.11,"last_trade_time":"2026-02-17T15:50:44","percent_change":0.0,"prev_day_close":14.9000000953674},{"option":"SPXW260309P07070000","bid":216.7,"bid_size":3.0,"ask":222.8,"ask_size":3.0,"iv":0.122,"open_interest":0.0,"volume":0.0,"delta":-0.8554,"gamma":0.0012,"vega":3.6318,"theta":-1.0678,"rho":-2.8341,"theo":219.8672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":200.350006103516},{"option":"SPXW260309C07075000","bid":12.4,"bid_size":20.0,"ask":12.9,"ask_size":38.0,"iv":0.1216,"open_interest":837.0,"volume":13.0,"delta":0.1367,"gamma":0.0012,"vega":3.5058,"theta":-1.0958,"rho":0.4263,"theo":12.571,"change":1.61,"open":14.68,"high":19.72,"low":13.52,"tick":"up","last_trade_price":14.91,"last_trade_time":"2026-02-18T15:52:02","percent_change":12.1053,"prev_day_close":13.8000001907349},{"option":"SPXW260309P07075000","bid":220.6,"bid_size":3.0,"ask":226.8,"ask_size":3.0,"iv":0.1209,"open_interest":38.0,"volume":1.0,"delta":-0.8633,"gamma":0.0012,"vega":3.5058,"theta":-1.0123,"rho":-2.8613,"theo":223.835,"change":-34.32,"open":195.13,"high":195.13,"low":195.13,"tick":"down","last_trade_price":195.13,"last_trade_time":"2026-02-18T10:02:23","percent_change":-14.9575,"prev_day_close":204.199996948242},{"option":"SPXW260309C07080000","bid":11.5,"bid_size":20.0,"ask":12.0,"ask_size":54.0,"iv":0.1208,"open_interest":143.0,"volume":9.0,"delta":0.1291,"gamma":0.0011,"vega":3.3787,"theta":-1.0429,"rho":0.4024,"theo":11.607,"change":3.18,"open":12.86,"high":15.99,"low":12.86,"tick":"down","last_trade_price":15.58,"last_trade_time":"2026-02-18T13:33:24","percent_change":25.6452,"prev_day_close":12.8000001907349},{"option":"SPXW260309P07080000","bid":224.7,"bid_size":3.0,"ask":230.9,"ask_size":3.0,"iv":0.1201,"open_interest":0.0,"volume":0.0,"delta":-0.871,"gamma":0.0011,"vega":3.3787,"theta":-0.9574,"rho":-2.8875,"theo":227.8612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":208.099998474121},{"option":"SPXW260309C07090000","bid":9.8,"bid_size":20.0,"ask":10.3,"ask_size":52.0,"iv":0.119,"open_interest":250.0,"volume":14.0,"delta":0.1145,"gamma":0.0011,"vega":3.1269,"theta":-0.9404,"rho":0.3572,"theo":9.8513,"change":1.53,"open":11.1,"high":14.77,"low":10.65,"tick":"up","last_trade_price":12.28,"last_trade_time":"2026-02-18T15:54:07","percent_change":14.2326,"prev_day_close":10.9000000953674},{"option":"SPXW260309P07090000","bid":233.0,"bid_size":3.0,"ask":238.9,"ask_size":3.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.8856,"gamma":0.0011,"vega":3.1269,"theta":-0.851,"rho":-2.9374,"theo":236.0859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":216.25},{"option":"SPXW260309C07100000","bid":8.3,"bid_size":20.0,"ask":8.8,"ask_size":57.0,"iv":0.1174,"open_interest":457.0,"volume":21.0,"delta":0.101,"gamma":0.001,"vega":2.8776,"theta":-0.8434,"rho":0.3145,"theo":8.323,"change":1.21,"open":12.99,"high":13.46,"low":8.8,"tick":"up","last_trade_price":10.41,"last_trade_time":"2026-02-18T15:54:07","percent_change":13.1522,"prev_day_close":9.19999980926514},{"option":"SPXW260309P07100000","bid":241.4,"bid_size":3.0,"ask":247.8,"ask_size":3.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.8991,"gamma":0.001,"vega":2.8776,"theta":-0.75,"rho":-2.9847,"theo":244.5381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.05,"last_trade_time":"2026-02-17T15:42:39","percent_change":0.0,"prev_day_close":224.550003051758},{"option":"SPXW260309C07125000","bid":5.4,"bid_size":53.0,"ask":5.8,"ask_size":101.0,"iv":0.1137,"open_interest":307.0,"volume":19.0,"delta":0.0726,"gamma":0.0008,"vega":2.2925,"theta":-0.6325,"rho":0.2256,"theo":5.4154,"change":0.21,"open":6.7,"high":8.8,"low":6.41,"tick":"down","last_trade_price":6.41,"last_trade_time":"2026-02-18T15:52:02","percent_change":3.3871,"prev_day_close":5.95000004768372},{"option":"SPXW260309P07125000","bid":263.4,"bid_size":3.0,"ask":269.5,"ask_size":3.0,"iv":0.1122,"open_interest":0.0,"volume":0.0,"delta":-0.9275,"gamma":0.0008,"vega":2.2925,"theta":-0.5293,"rho":-3.0853,"theo":266.5815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.25},{"option":"SPXW260309C07150000","bid":3.4,"bid_size":84.0,"ask":3.8,"ask_size":152.0,"iv":0.1108,"open_interest":289.0,"volume":52.0,"delta":0.0519,"gamma":0.0006,"vega":1.8024,"theta":-0.4733,"rho":0.161,"theo":3.5729,"change":-0.33,"open":4.04,"high":5.8,"low":3.65,"tick":"up","last_trade_price":3.72,"last_trade_time":"2026-02-18T15:44:42","percent_change":-8.14815,"prev_day_close":3.75},{"option":"SPXW260309P07150000","bid":285.7,"bid_size":8.0,"ask":292.5,"ask_size":3.0,"iv":0.1078,"open_interest":0.0,"volume":0.0,"delta":-0.9482,"gamma":0.0006,"vega":1.8024,"theta":-0.3602,"rho":-3.1615,"theo":289.69,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.0},{"option":"SPXW260309C07175000","bid":2.1,"bid_size":123.0,"ask":2.4,"ask_size":134.0,"iv":0.1084,"open_interest":650.0,"volume":12.0,"delta":0.0378,"gamma":0.0005,"vega":1.4238,"theta":-0.3614,"rho":0.117,"theo":2.4539,"change":-0.25,"open":2.85,"high":3.8,"low":2.4,"tick":"down","last_trade_price":2.4,"last_trade_time":"2026-02-18T15:15:50","percent_change":-9.43396,"prev_day_close":2.30000007152557},{"option":"SPXW260309P07175000","bid":309.9,"bid_size":3.0,"ask":316.2,"ask_size":3.0,"iv":0.106,"open_interest":2.0,"volume":0.0,"delta":-0.9623,"gamma":0.0005,"vega":1.4238,"theta":-0.2384,"rho":-3.217,"theo":313.5219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":335.1,"last_trade_time":"2026-02-13T09:49:59","percent_change":0.0,"prev_day_close":292.949996948242},{"option":"SPXW260309C07200000","bid":1.3,"bid_size":122.0,"ask":1.6,"ask_size":161.0,"iv":0.1072,"open_interest":225.0,"volume":12.0,"delta":0.0283,"gamma":0.0004,"vega":1.1411,"theta":-0.2839,"rho":0.0875,"theo":1.7668,"change":-0.05,"open":1.91,"high":2.33,"low":1.7,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T14:44:13","percent_change":-2.85714,"prev_day_close":1.44999998807907},{"option":"SPXW260309P07200000","bid":333.8,"bid_size":2.0,"ask":340.8,"ask_size":2.0,"iv":0.1052,"open_interest":0.0,"volume":0.0,"delta":-0.9718,"gamma":0.0004,"vega":1.1411,"theta":-0.1511,"rho":-3.2582,"theo":337.7859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.600006103516},{"option":"SPXW260309C07225000","bid":0.85,"bid_size":67.0,"ask":1.1,"ask_size":176.0,"iv":0.1072,"open_interest":143.0,"volume":5.0,"delta":0.0217,"gamma":0.0003,"vega":0.927,"theta":-0.2283,"rho":0.0668,"theo":1.3195,"change":0.25,"open":1.53,"high":1.53,"low":1.45,"tick":"down","last_trade_price":1.45,"last_trade_time":"2026-02-18T12:33:58","percent_change":20.8333,"prev_day_close":0.925000011920929},{"option":"SPXW260309P07225000","bid":358.3,"bid_size":2.0,"ask":365.5,"ask_size":2.0,"iv":0.1065,"open_interest":0.0,"volume":0.0,"delta":-0.9784,"gamma":0.0003,"vega":0.927,"theta":-0.0856,"rho":-3.2905,"theo":362.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.150009155273},{"option":"SPXW260309C07250000","bid":0.55,"bid_size":103.0,"ask":0.8,"ask_size":190.0,"iv":0.1079,"open_interest":125.0,"volume":18.0,"delta":0.0169,"gamma":0.0002,"vega":0.7591,"theta":-0.1861,"rho":0.0519,"theo":1.0081,"change":-0.23,"open":0.98,"high":1.02,"low":0.62,"tick":"down","last_trade_price":0.62,"last_trade_time":"2026-02-18T15:44:42","percent_change":-27.0588,"prev_day_close":0.625},{"option":"SPXW260309P07250000","bid":382.6,"bid_size":1.0,"ask":389.6,"ask_size":2.0,"iv":0.0988,"open_interest":0.0,"volume":0.0,"delta":-0.9832,"gamma":0.0002,"vega":0.7591,"theta":-0.0335,"rho":-3.317,"theo":386.9292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":365.5},{"option":"SPXW260309C07275000","bid":0.4,"bid_size":67.0,"ask":0.6,"ask_size":92.0,"iv":0.1094,"open_interest":110.0,"volume":2.0,"delta":0.0132,"gamma":0.0002,"vega":0.6245,"theta":-0.1525,"rho":0.0406,"theo":0.7795,"change":0.075,"open":0.7,"high":0.7,"low":0.7,"tick":"no_change","last_trade_price":0.7,"last_trade_time":"2026-02-18T10:02:36","percent_change":12.0,"prev_day_close":0.475000008940697},{"option":"SPXW260309P07275000","bid":407.3,"bid_size":1.0,"ask":415.0,"ask_size":1.0,"iv":0.1115,"open_interest":1.0,"volume":0.0,"delta":-0.9868,"gamma":0.0002,"vega":0.6249,"theta":0.0,"rho":-3.3398,"theo":411.6536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":430.01,"last_trade_time":"2026-02-13T09:49:59","percent_change":0.0,"prev_day_close":392.400009155273},{"option":"SPXW260309C07300000","bid":0.25,"bid_size":105.0,"ask":0.5,"ask_size":93.0,"iv":0.1112,"open_interest":172.0,"volume":6.0,"delta":0.0105,"gamma":0.0001,"vega":0.5164,"theta":-0.1261,"rho":0.0322,"theo":0.6116,"change":0.075,"open":0.5,"high":0.55,"low":0.5,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:22:26","percent_change":15.7895,"prev_day_close":0.349999994039536},{"option":"SPXW260309P07300000","bid":432.2,"bid_size":1.0,"ask":440.0,"ask_size":1.0,"iv":0.113,"open_interest":0.0,"volume":0.0,"delta":-0.9896,"gamma":0.0001,"vega":0.5167,"theta":0.0,"rho":-3.3599,"theo":436.4362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":415.400009155273},{"option":"SPXW260309C07325000","bid":0.2,"bid_size":97.0,"ask":0.4,"ask_size":91.0,"iv":0.1137,"open_interest":38.0,"volume":10.0,"delta":0.0084,"gamma":0.0001,"vega":0.4297,"theta":-0.1052,"rho":0.0257,"theo":0.4865,"change":-0.105,"open":0.4,"high":0.42,"low":0.27,"tick":"down","last_trade_price":0.27,"last_trade_time":"2026-02-18T15:30:41","percent_change":-28.0,"prev_day_close":0.300000004470348},{"option":"SPXW260309P07325000","bid":457.1,"bid_size":1.0,"ask":464.7,"ask_size":1.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9916,"gamma":0.0001,"vega":0.4299,"theta":0.0,"rho":-3.378,"theo":461.2617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":441.049987792969},{"option":"SPXW260309C07350000","bid":0.15,"bid_size":35.0,"ask":0.35,"ask_size":67.0,"iv":0.1167,"open_interest":96.0,"volume":0.0,"delta":0.0068,"gamma":0.0001,"vega":0.3604,"theta":-0.0887,"rho":0.0208,"theo":0.3928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.59,"last_trade_time":"2026-02-12T09:30:04","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260309P07350000","bid":482.0,"bid_size":1.0,"ask":489.6,"ask_size":1.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9932,"gamma":0.0001,"vega":0.3605,"theta":0.0,"rho":-3.3945,"theo":486.1186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.800003051758},{"option":"SPXW260309C07375000","bid":0.15,"bid_size":31.0,"ask":0.35,"ask_size":129.0,"iv":0.1219,"open_interest":1.0,"volume":0.0,"delta":0.0056,"gamma":0.0001,"vega":0.3051,"theta":-0.0757,"rho":0.0171,"theo":0.3225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260309P07375000","bid":506.9,"bid_size":1.0,"ask":514.7,"ask_size":1.0,"iv":0.1231,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0001,"vega":0.3051,"theta":0.0,"rho":-3.4099,"theo":510.9991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":491.600006103516},{"option":"SPXW260309C07400000","bid":0.1,"bid_size":58.0,"ask":0.3,"ask_size":91.0,"iv":0.124,"open_interest":71.0,"volume":1.0,"delta":0.0047,"gamma":0.0001,"vega":0.2612,"theta":-0.0654,"rho":0.0142,"theo":0.2693,"change":0.03,"open":0.23,"high":0.23,"low":0.23,"tick":"down","last_trade_price":0.23,"last_trade_time":"2026-02-18T10:50:31","percent_change":15.0,"prev_day_close":0.200000006705523},{"option":"SPXW260309P07400000","bid":531.8,"bid_size":1.0,"ask":539.5,"ask_size":1.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0001,"vega":0.261,"theta":0.0,"rho":-3.4244,"theo":535.8968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.0},{"option":"SPXW260309C07425000","bid":0.1,"bid_size":32.0,"ask":0.3,"ask_size":92.0,"iv":0.1291,"open_interest":8.0,"volume":0.0,"delta":0.004,"gamma":0.0001,"vega":0.2257,"theta":-0.0572,"rho":0.012,"theo":0.2286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-06T15:57:21","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260309P07425000","bid":556.7,"bid_size":1.0,"ask":564.4,"ask_size":1.0,"iv":0.1333,"open_interest":0.0,"volume":0.0,"delta":-0.9961,"gamma":0.0001,"vega":0.2256,"theta":0.0,"rho":-3.4382,"theo":560.8071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.5},{"option":"SPXW260309C07450000","bid":0.1,"bid_size":33.0,"ask":0.3,"ask_size":129.0,"iv":0.134,"open_interest":0.0,"volume":0.0,"delta":0.0034,"gamma":0.0,"vega":0.1972,"theta":-0.0508,"rho":0.0102,"theo":0.1975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260309P07450000","bid":581.7,"bid_size":1.0,"ask":589.5,"ask_size":1.0,"iv":0.1355,"open_interest":0.0,"volume":0.0,"delta":-0.9967,"gamma":0.0,"vega":0.197,"theta":0.0,"rho":-3.4516,"theo":585.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.300018310547},{"option":"SPXW260309C07500000","bid":0.1,"bid_size":33.0,"ask":0.25,"ask_size":67.0,"iv":0.1421,"open_interest":47.0,"volume":0.0,"delta":0.0026,"gamma":0.0,"vega":0.1543,"theta":-0.0411,"rho":0.0078,"theo":0.1527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.27,"last_trade_time":"2026-02-12T15:27:30","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260309P07500000","bid":631.6,"bid_size":1.0,"ask":639.2,"ask_size":1.0,"iv":0.1452,"open_interest":0.0,"volume":0.0,"delta":-0.9975,"gamma":0.0,"vega":0.1543,"theta":0.0,"rho":-3.4773,"theo":635.5838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.0},{"option":"SPXW260309C07600000","bid":0.05,"bid_size":39.0,"ask":0.2,"ask_size":67.0,"iv":0.1562,"open_interest":49.0,"volume":1.0,"delta":0.0016,"gamma":0.0,"vega":0.1016,"theta":-0.0292,"rho":0.0049,"theo":0.1007,"change":-0.005,"open":0.12,"high":0.12,"low":0.12,"tick":"down","last_trade_price":0.12,"last_trade_time":"2026-02-18T10:50:31","percent_change":-4.0,"prev_day_close":0.125000001862645},{"option":"SPXW260309P07600000","bid":731.3,"bid_size":1.0,"ask":739.0,"ask_size":1.0,"iv":0.1642,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.1016,"theta":0.0,"rho":-3.5266,"theo":735.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.5},{"option":"SPXW260309C07800000","bid":0.05,"bid_size":40.0,"ask":0.2,"ask_size":91.0,"iv":0.192,"open_interest":13.0,"volume":2.0,"delta":0.0007,"gamma":0.0,"vega":0.0487,"theta":-0.0158,"rho":0.0022,"theo":0.0489,"change":0.025,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:43:33","percent_change":33.3333,"prev_day_close":0.100000003352761},{"option":"SPXW260309P07800000","bid":930.9,"bid_size":1.0,"ask":938.7,"ask_size":1.0,"iv":0.1894,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0487,"theta":0.0,"rho":-3.6222,"theo":934.892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":915.300018310547},{"option":"SPXW260309C08000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.217,"open_interest":13.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0237,"theta":-0.0085,"rho":0.001,"theo":0.0237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-12T15:48:17","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260309P08000000","bid":1130.5,"bid_size":1.0,"ask":1138.1,"ask_size":1.0,"iv":0.2219,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0236,"theta":0.0,"rho":-3.7163,"theo":1134.4746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1113.65002441406},{"option":"SPXW260309C08200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.2488,"open_interest":26.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0114,"theta":-0.0043,"rho":0.0004,"theo":0.0111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-01-28T13:19:11","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309P08200000","bid":1330.0,"bid_size":1.0,"ask":1337.7,"ask_size":1.0,"iv":0.2527,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0113,"theta":0.0,"rho":-3.8097,"theo":1334.0701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1313.65002441406},{"option":"SPXW260309C08400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.2796,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0053,"theta":-0.0021,"rho":0.0002,"theo":0.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309P08400000","bid":1529.6,"bid_size":1.0,"ask":1537.3,"ask_size":1.0,"iv":0.2818,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-3.9029,"theo":1533.6721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1512.75},{"option":"SPXW260309C08600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3094,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0025,"theta":-0.001,"rho":0.0001,"theo":0.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-02T15:32:06","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309P08600000","bid":1729.2,"bid_size":1.0,"ask":1736.9,"ask_size":1.0,"iv":0.3094,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0025,"theta":0.0,"rho":-3.9959,"theo":1733.2773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1713.54998779297},{"option":"SPXW260309C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3382,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0012,"theta":-0.0005,"rho":0.0,"theo":0.001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309P08800000","bid":1928.8,"bid_size":1.0,"ask":1936.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0012,"theta":0.0,"rho":-4.0889,"theo":1932.884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1913.54998779297},{"option":"SPXW260309C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":145.0,"iv":0.3661,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0002,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260309P09000000","bid":2128.4,"bid_size":1.0,"ask":2136.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-4.1818,"theo":2132.4914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2112.25},{"option":"SPXW260310C02800000","bid":4051.1,"bid_size":1.0,"ask":4058.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0135,"theta":0.0,"rho":1.3777,"theo":4055.0354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.40002441406},{"option":"SPXW260310P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":41.0,"iv":1.1018,"open_interest":3.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0135,"theta":-0.0341,"rho":-0.0008,"theo":0.1035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.25,"last_trade_time":"2026-02-05T10:26:48","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260310C03000000","bid":3851.4,"bid_size":1.0,"ask":3859.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0167,"theta":0.0,"rho":1.4759,"theo":3855.4704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.59997558594},{"option":"SPXW260310P03000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":137.0,"iv":1.0475,"open_interest":85.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0168,"theta":-0.0398,"rho":-0.001,"theo":0.1237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-17T09:52:43","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260310C03200000","bid":3652.0,"bid_size":1.0,"ask":3659.7,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0208,"theta":0.0,"rho":1.574,"theo":3655.9092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.0},{"option":"SPXW260310P03200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":130.0,"iv":0.969,"open_interest":1.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0208,"theta":-0.0464,"rho":-0.0012,"theo":0.1474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-10T13:27:41","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260310C03400000","bid":3452.3,"bid_size":1.0,"ask":3460.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0258,"theta":0.0,"rho":1.672,"theo":3456.3524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.04992675781},{"option":"SPXW260310P03400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":39.0,"iv":0.8951,"open_interest":0.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0258,"theta":-0.054,"rho":-0.0016,"theo":0.1758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260310C03600000","bid":3252.9,"bid_size":1.0,"ask":3260.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0319,"theta":0.0,"rho":1.77,"theo":3256.8013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.39990234375},{"option":"SPXW260310P03600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":130.0,"iv":0.8421,"open_interest":81.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0319,"theta":-0.0627,"rho":-0.0019,"theo":0.2094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.35,"last_trade_time":"2026-02-06T10:09:12","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260310C03800000","bid":3053.2,"bid_size":1.0,"ask":3061.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0397,"theta":0.0,"rho":1.8678,"theo":3057.2573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3075.59997558594},{"option":"SPXW260310P03800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":279.0,"iv":0.7874,"open_interest":14.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0397,"theta":-0.0729,"rho":-0.0024,"theo":0.2504,"change":-0.025,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-06T09:40:36","percent_change":-14.2857,"prev_day_close":0.175000000745058},{"option":"SPXW260310C04000000","bid":2853.8,"bid_size":1.0,"ask":2861.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0497,"theta":0.0,"rho":1.9655,"theo":2857.7227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2877.29992675781},{"option":"SPXW260310P04000000","bid":0.1,"bid_size":248.0,"ask":0.3,"ask_size":277.0,"iv":0.7491,"open_interest":93.0,"volume":21.0,"delta":-0.0009,"gamma":0.0,"vega":0.0498,"theta":-0.0854,"rho":-0.0031,"theo":0.302,"change":-0.155,"open":0.2,"high":0.22,"low":0.2,"tick":"no_change","last_trade_price":0.22,"last_trade_time":"2026-02-18T14:12:24","percent_change":-41.3333,"prev_day_close":0.225000008940697},{"option":"SPXW260310C04200000","bid":2654.2,"bid_size":1.0,"ask":2662.0,"ask_size":1.0,"iv":0.6558,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0623,"theta":0.0,"rho":2.063,"theo":2658.2008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2677.84997558594},{"option":"SPXW260310P04200000","bid":0.2,"bid_size":187.0,"ask":0.4,"ask_size":274.0,"iv":0.7083,"open_interest":11.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.0624,"theta":-0.1,"rho":-0.004,"theo":0.3652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-10T10:02:45","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260310C04400000","bid":2454.9,"bid_size":1.0,"ask":2462.6,"ask_size":1.0,"iv":0.6235,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0792,"theta":0.0,"rho":2.1602,"theo":2458.6967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.5},{"option":"SPXW260310P04400000","bid":0.3,"bid_size":271.0,"ask":0.5,"ask_size":60.0,"iv":0.6615,"open_interest":366.0,"volume":4.0,"delta":-0.0015,"gamma":0.0,"vega":0.0792,"theta":-0.1177,"rho":-0.0051,"theo":0.4449,"change":-0.155,"open":0.47,"high":0.47,"low":0.47,"tick":"down","last_trade_price":0.47,"last_trade_time":"2026-02-18T09:57:58","percent_change":-24.8,"prev_day_close":0.424999997019768},{"option":"SPXW260310C04600000","bid":2255.5,"bid_size":1.0,"ask":2263.2,"ask_size":1.0,"iv":0.5974,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1019,"theta":0.0,"rho":2.257,"theo":2259.2204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2279.69995117188},{"option":"SPXW260310P04600000","bid":0.5,"bid_size":163.0,"ask":0.65,"ask_size":60.0,"iv":0.6203,"open_interest":14.0,"volume":6.0,"delta":-0.002,"gamma":0.0,"vega":0.1019,"theta":-0.1409,"rho":-0.0067,"theo":0.5541,"change":-0.275,"open":0.62,"high":0.62,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:49:02","percent_change":-33.3333,"prev_day_close":0.574999988079071},{"option":"SPXW260310C04800000","bid":2056.0,"bid_size":1.0,"ask":2063.8,"ask_size":1.0,"iv":0.5671,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1342,"theta":0.0,"rho":2.353,"theo":2059.7893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2078.95007324219},{"option":"SPXW260310P04800000","bid":0.75,"bid_size":30.0,"ask":0.9,"ask_size":184.0,"iv":0.5792,"open_interest":26.0,"volume":101.0,"delta":-0.0027,"gamma":0.0,"vega":0.134,"theta":-0.1717,"rho":-0.0091,"theo":0.7066,"change":-0.175,"open":0.75,"high":0.9,"low":0.75,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T14:21:47","percent_change":-16.2791,"prev_day_close":0.775000005960464},{"option":"SPXW260310C05000000","bid":1856.9,"bid_size":1.0,"ask":1864.5,"ask_size":1.0,"iv":0.5261,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.1818,"theta":0.0,"rho":2.4477,"theo":1860.437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.09997558594},{"option":"SPXW260310P05000000","bid":1.05,"bid_size":88.0,"ask":1.25,"ask_size":201.0,"iv":0.5369,"open_interest":310.0,"volume":102.0,"delta":-0.0038,"gamma":0.0,"vega":0.1817,"theta":-0.2161,"rho":-0.0127,"theo":0.9402,"change":-0.425,"open":1.0,"high":1.0,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T10:38:22","percent_change":-30.9091,"prev_day_close":1.02500000596046},{"option":"SPXW260310C05200000","bid":1657.7,"bid_size":1.0,"ask":1665.4,"ask_size":1.0,"iv":0.4843,"open_interest":0.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.2552,"theta":0.0,"rho":2.5402,"theo":1661.2172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1680.20001220703},{"option":"SPXW260310P05200000","bid":1.45,"bid_size":84.0,"ask":1.65,"ask_size":187.0,"iv":0.4925,"open_interest":174.0,"volume":0.0,"delta":-0.0055,"gamma":0.0,"vega":0.2552,"theta":-0.2806,"rho":-0.0185,"theo":1.3056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.11,"last_trade_time":"2026-02-17T12:17:15","percent_change":0.0,"prev_day_close":1.375},{"option":"SPXW260310C05400000","bid":1458.7,"bid_size":1.0,"ask":1466.3,"ask_size":1.0,"iv":0.4435,"open_interest":0.0,"volume":0.0,"delta":0.9918,"gamma":0.0,"vega":0.3673,"theta":0.0,"rho":2.6292,"theo":1462.2108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1482.70001220703},{"option":"SPXW260310P05400000","bid":2.0,"bid_size":82.0,"ask":2.2,"ask_size":177.0,"iv":0.4484,"open_interest":807.0,"volume":30.0,"delta":-0.0083,"gamma":0.0,"vega":0.3673,"theta":-0.3736,"rho":-0.0279,"theo":1.8842,"change":-0.715,"open":2.01,"high":2.01,"low":1.71,"tick":"down","last_trade_price":1.71,"last_trade_time":"2026-02-18T10:27:14","percent_change":-29.4845,"prev_day_close":1.82499998807907},{"option":"SPXW260310C05500000","bid":1359.1,"bid_size":2.0,"ask":1366.9,"ask_size":2.0,"iv":0.423,"open_interest":1.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":0.4435,"theta":0.0,"rho":2.6716,"theo":1362.8215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1320.77,"last_trade_time":"2026-02-17T12:53:17","percent_change":0.0,"prev_day_close":1383.34997558594},{"option":"SPXW260310P05500000","bid":2.35,"bid_size":163.0,"ask":2.55,"ask_size":57.0,"iv":0.4262,"open_interest":458.0,"volume":0.0,"delta":-0.0103,"gamma":0.0,"vega":0.4435,"theta":-0.4334,"rho":-0.0347,"theo":2.2874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.86,"last_trade_time":"2026-02-17T13:32:52","percent_change":0.0,"prev_day_close":2.125},{"option":"SPXW260310C05600000","bid":1259.9,"bid_size":2.0,"ask":1267.6,"ask_size":2.0,"iv":0.4008,"open_interest":0.0,"volume":0.0,"delta":0.9873,"gamma":0.0,"vega":0.5375,"theta":-0.0306,"rho":2.7122,"theo":1263.5311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1284.0},{"option":"SPXW260310P05600000","bid":2.8,"bid_size":185.0,"ask":3.1,"ask_size":179.0,"iv":0.4056,"open_interest":235.0,"volume":0.0,"delta":-0.0128,"gamma":0.0,"vega":0.5375,"theta":-0.5032,"rho":-0.0433,"theo":2.7895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.46,"last_trade_time":"2026-02-17T15:39:03","percent_change":0.0,"prev_day_close":2.5},{"option":"SPXW260310C05700000","bid":1160.7,"bid_size":2.0,"ask":1168.3,"ask_size":2.0,"iv":0.3806,"open_interest":0.0,"volume":0.0,"delta":0.984,"gamma":0.0001,"vega":0.6532,"theta":-0.1494,"rho":2.7503,"theo":1164.3673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1184.60003662109},{"option":"SPXW260310P05700000","bid":3.3,"bid_size":182.0,"ask":3.6,"ask_size":75.0,"iv":0.383,"open_interest":139.0,"volume":90.0,"delta":-0.016,"gamma":0.0001,"vega":0.6532,"theta":-0.5846,"rho":-0.0544,"theo":3.4183,"change":-0.5,"open":3.32,"high":3.4,"low":2.65,"tick":"up","last_trade_price":3.4,"last_trade_time":"2026-02-18T15:23:46","percent_change":-12.8205,"prev_day_close":3.0},{"option":"SPXW260310C05800000","bid":1061.7,"bid_size":3.0,"ask":1069.3,"ask_size":4.0,"iv":0.3622,"open_interest":0.0,"volume":0.0,"delta":0.9798,"gamma":0.0001,"vega":0.7963,"theta":-0.2821,"rho":2.7852,"theo":1065.3705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1085.5},{"option":"SPXW260310P05800000","bid":4.1,"bid_size":153.0,"ask":4.4,"ask_size":170.0,"iv":0.363,"open_interest":272.0,"volume":0.0,"delta":-0.0202,"gamma":0.0001,"vega":0.7963,"theta":-0.6799,"rho":-0.0686,"theo":4.214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.13,"last_trade_time":"2026-02-17T15:55:04","percent_change":0.0,"prev_day_close":3.60000002384186},{"option":"SPXW260310C05850000","bid":1012.3,"bid_size":3.0,"ask":1019.9,"ask_size":4.0,"iv":0.3525,"open_interest":0.0,"volume":0.0,"delta":0.9773,"gamma":0.0001,"vega":0.8817,"theta":-0.3548,"rho":2.801,"theo":1015.9553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.15002441406},{"option":"SPXW260310P05850000","bid":4.5,"bid_size":169.0,"ask":4.8,"ask_size":72.0,"iv":0.352,"open_interest":88.0,"volume":0.0,"delta":-0.0228,"gamma":0.0001,"vega":0.8817,"theta":-0.7339,"rho":-0.0775,"theo":4.6951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.9,"last_trade_time":"2026-02-11T11:40:48","percent_change":0.0,"prev_day_close":4.0},{"option":"SPXW260310C05875000","bid":987.5,"bid_size":4.0,"ask":995.2,"ask_size":4.0,"iv":0.3468,"open_interest":0.0,"volume":0.0,"delta":0.9758,"gamma":0.0001,"vega":0.9277,"theta":-0.3932,"rho":2.8083,"theo":991.274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1011.39999389648},{"option":"SPXW260310P05875000","bid":4.8,"bid_size":138.0,"ask":5.1,"ask_size":97.0,"iv":0.3475,"open_interest":102.0,"volume":0.0,"delta":-0.0242,"gamma":0.0001,"vega":0.9277,"theta":-0.7629,"rho":-0.0824,"theo":4.9619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.2,"last_trade_time":"2026-02-10T11:10:49","percent_change":0.0,"prev_day_close":4.25},{"option":"SPXW260310C05900000","bid":962.8,"bid_size":2.0,"ask":970.5,"ask_size":4.0,"iv":0.3398,"open_interest":0.0,"volume":0.0,"delta":0.9743,"gamma":0.0001,"vega":0.9762,"theta":-0.4329,"rho":2.8154,"theo":966.6124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":986.700012207031},{"option":"SPXW260310P05900000","bid":5.1,"bid_size":125.0,"ask":5.4,"ask_size":107.0,"iv":0.3427,"open_interest":1505.0,"volume":52.0,"delta":-0.0258,"gamma":0.0001,"vega":0.9762,"theta":-0.7933,"rho":-0.0876,"theo":5.2485,"change":-0.7,"open":4.1,"high":5.05,"low":4.0,"tick":"up","last_trade_price":5.05,"last_trade_time":"2026-02-18T14:42:44","percent_change":-12.1739,"prev_day_close":4.5},{"option":"SPXW260310C05925000","bid":938.5,"bid_size":3.0,"ask":945.8,"ask_size":3.0,"iv":0.3385,"open_interest":0.0,"volume":0.0,"delta":0.9726,"gamma":0.0001,"vega":1.028,"theta":-0.4743,"rho":2.822,"theo":941.9728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":962.049987792969},{"option":"SPXW260310P05925000","bid":5.3,"bid_size":154.0,"ask":5.7,"ask_size":115.0,"iv":0.3372,"open_interest":24.0,"volume":0.0,"delta":-0.0274,"gamma":0.0001,"vega":1.028,"theta":-0.8253,"rho":-0.0933,"theo":5.5569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.32,"last_trade_time":"2026-02-09T13:20:06","percent_change":0.0,"prev_day_close":4.75},{"option":"SPXW260310C05950000","bid":913.4,"bid_size":4.0,"ask":921.2,"ask_size":2.0,"iv":0.3308,"open_interest":0.0,"volume":0.0,"delta":0.9708,"gamma":0.0001,"vega":1.0836,"theta":-0.5173,"rho":2.8282,"theo":917.3574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":937.150024414062},{"option":"SPXW260310P05950000","bid":5.7,"bid_size":131.0,"ask":6.0,"ask_size":95.0,"iv":0.3325,"open_interest":15.0,"volume":1.0,"delta":-0.0292,"gamma":0.0001,"vega":1.0836,"theta":-0.8589,"rho":-0.0993,"theo":5.8897,"change":-2.0,"open":4.4,"high":4.4,"low":4.4,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-18T12:11:41","percent_change":-31.25,"prev_day_close":5.0},{"option":"SPXW260310C05975000","bid":889.3,"bid_size":3.0,"ask":896.6,"ask_size":4.0,"iv":0.3283,"open_interest":0.0,"volume":0.0,"delta":0.9689,"gamma":0.0001,"vega":1.1435,"theta":-0.5621,"rho":2.8339,"theo":892.7694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":912.450012207031},{"option":"SPXW260310P05975000","bid":6.0,"bid_size":145.0,"ask":6.4,"ask_size":111.0,"iv":0.3276,"open_interest":136.0,"volume":1.0,"delta":-0.0312,"gamma":0.0001,"vega":1.1435,"theta":-0.8944,"rho":-0.106,"theo":6.2498,"change":-0.75,"open":6.0,"high":6.0,"low":6.0,"tick":"down","last_trade_price":6.0,"last_trade_time":"2026-02-18T15:21:11","percent_change":-11.1111,"prev_day_close":5.29999995231628},{"option":"SPXW260310C06000000","bid":864.8,"bid_size":3.0,"ask":872.1,"ask_size":2.0,"iv":0.324,"open_interest":1.0,"volume":0.0,"delta":0.9668,"gamma":0.0001,"vega":1.2075,"theta":-0.609,"rho":2.8388,"theo":868.2124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":862.72,"last_trade_time":"2026-02-17T11:19:48","percent_change":0.0,"prev_day_close":887.899993896484},{"option":"SPXW260310P06000000","bid":6.4,"bid_size":125.0,"ask":6.8,"ask_size":110.0,"iv":0.3228,"open_interest":101.0,"volume":4.0,"delta":-0.0333,"gamma":0.0001,"vega":1.2075,"theta":-0.9319,"rho":-0.1133,"theo":6.641,"change":-2.32,"open":5.1,"high":5.1,"low":4.88,"tick":"no_change","last_trade_price":4.88,"last_trade_time":"2026-02-18T12:05:55","percent_change":-32.2222,"prev_day_close":5.65000009536743},{"option":"SPXW260310C06025000","bid":840.1,"bid_size":3.0,"ask":847.3,"ask_size":2.0,"iv":0.3185,"open_interest":0.0,"volume":0.0,"delta":0.9645,"gamma":0.0001,"vega":1.2754,"theta":-0.658,"rho":2.8432,"theo":843.6905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":863.399993896484},{"option":"SPXW260310P06025000","bid":6.8,"bid_size":139.0,"ask":7.2,"ask_size":93.0,"iv":0.3179,"open_interest":6.0,"volume":0.0,"delta":-0.0356,"gamma":0.0001,"vega":1.2754,"theta":-0.9716,"rho":-0.1213,"theo":7.0672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.1,"last_trade_time":"2026-02-10T15:50:16","percent_change":0.0,"prev_day_close":6.0},{"option":"SPXW260310C06050000","bid":815.8,"bid_size":3.0,"ask":823.0,"ask_size":3.0,"iv":0.3144,"open_interest":0.0,"volume":0.0,"delta":0.962,"gamma":0.0002,"vega":1.3471,"theta":-0.7095,"rho":2.8469,"theo":819.2076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":838.799987792969},{"option":"SPXW260310P06050000","bid":7.3,"bid_size":119.0,"ask":7.7,"ask_size":106.0,"iv":0.3134,"open_interest":12.0,"volume":0.0,"delta":-0.0381,"gamma":0.0002,"vega":1.3471,"theta":-1.0138,"rho":-0.1299,"theo":7.5324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.9,"last_trade_time":"2026-02-17T11:05:54","percent_change":0.0,"prev_day_close":6.34999990463257},{"option":"SPXW260310C06075000","bid":791.4,"bid_size":3.0,"ask":798.4,"ask_size":2.0,"iv":0.31,"open_interest":0.0,"volume":0.0,"delta":0.9592,"gamma":0.0002,"vega":1.4237,"theta":-0.7636,"rho":2.8499,"theo":794.7679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":814.0},{"option":"SPXW260310P06075000","bid":7.8,"bid_size":117.0,"ask":8.2,"ask_size":105.0,"iv":0.3087,"open_interest":4.0,"volume":0.0,"delta":-0.0408,"gamma":0.0002,"vega":1.4237,"theta":-1.0585,"rho":-0.1392,"theo":8.0409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.4,"last_trade_time":"2026-02-05T09:43:18","percent_change":0.0,"prev_day_close":6.79999995231628},{"option":"SPXW260310C06100000","bid":767.1,"bid_size":3.0,"ask":774.1,"ask_size":3.0,"iv":0.3056,"open_interest":0.0,"volume":0.0,"delta":0.9562,"gamma":0.0002,"vega":1.5065,"theta":-0.8204,"rho":2.8521,"theo":770.3763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":911.59,"last_trade_time":"2026-02-02T14:00:11","percent_change":0.0,"prev_day_close":789.600006103516},{"option":"SPXW260310P06100000","bid":8.3,"bid_size":149.0,"ask":8.7,"ask_size":81.0,"iv":0.3037,"open_interest":187.0,"volume":2.0,"delta":-0.0438,"gamma":0.0002,"vega":1.5065,"theta":-1.1059,"rho":-0.1493,"theo":8.5973,"change":-2.95,"open":6.2,"high":6.2,"low":6.2,"tick":"down","last_trade_price":6.2,"last_trade_time":"2026-02-18T12:17:31","percent_change":-32.2404,"prev_day_close":7.25},{"option":"SPXW260310C06125000","bid":742.8,"bid_size":3.0,"ask":749.7,"ask_size":3.0,"iv":0.3009,"open_interest":0.0,"volume":0.0,"delta":0.953,"gamma":0.0002,"vega":1.5962,"theta":-0.88,"rho":2.8531,"theo":746.0387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":765.299987792969},{"option":"SPXW260310P06125000","bid":8.9,"bid_size":125.0,"ask":9.3,"ask_size":36.0,"iv":0.2992,"open_interest":31.0,"volume":0.0,"delta":-0.0471,"gamma":0.0002,"vega":1.5962,"theta":-1.1562,"rho":-0.1605,"theo":9.2079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.87,"last_trade_time":"2026-02-17T12:30:33","percent_change":0.0,"prev_day_close":7.75},{"option":"SPXW260310C06150000","bid":718.5,"bid_size":3.0,"ask":725.7,"ask_size":2.0,"iv":0.2965,"open_interest":0.0,"volume":0.0,"delta":0.9494,"gamma":0.0002,"vega":1.6921,"theta":-0.9428,"rho":2.853,"theo":721.7623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":740.849975585938},{"option":"SPXW260310P06150000","bid":9.6,"bid_size":104.0,"ask":10.0,"ask_size":54.0,"iv":0.2949,"open_interest":169.0,"volume":2.0,"delta":-0.0506,"gamma":0.0002,"vega":1.6921,"theta":-1.2096,"rho":-0.173,"theo":9.8796,"change":-3.4,"open":7.1,"high":7.1,"low":7.1,"tick":"down","last_trade_price":7.1,"last_trade_time":"2026-02-18T12:15:38","percent_change":-32.381,"prev_day_close":8.2999997138977},{"option":"SPXW260310C06175000","bid":694.4,"bid_size":3.0,"ask":701.2,"ask_size":3.0,"iv":0.2924,"open_interest":0.0,"volume":0.0,"delta":0.9455,"gamma":0.0002,"vega":1.7934,"theta":-1.0088,"rho":2.8517,"theo":697.5541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":716.600006103516},{"option":"SPXW260310P06175000","bid":10.3,"bid_size":114.0,"ask":10.8,"ask_size":66.0,"iv":0.2908,"open_interest":47.0,"volume":0.0,"delta":-0.0545,"gamma":0.0002,"vega":1.7934,"theta":-1.2663,"rho":-0.1865,"theo":10.6196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.5,"last_trade_time":"2026-02-13T11:35:59","percent_change":0.0,"prev_day_close":8.90000009536743},{"option":"SPXW260310C06200000","bid":670.2,"bid_size":3.0,"ask":677.1,"ask_size":4.0,"iv":0.2878,"open_interest":0.0,"volume":0.0,"delta":0.9412,"gamma":0.0003,"vega":1.9008,"theta":-1.0782,"rho":2.8494,"theo":673.421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":692.299987792969},{"option":"SPXW260310P06200000","bid":11.1,"bid_size":109.0,"ask":11.6,"ask_size":52.0,"iv":0.2864,"open_interest":163.0,"volume":2.0,"delta":-0.0588,"gamma":0.0003,"vega":1.9008,"theta":-1.3264,"rho":-0.2012,"theo":11.4345,"change":-3.95,"open":8.05,"high":8.1,"low":8.05,"tick":"up","last_trade_price":8.1,"last_trade_time":"2026-02-18T12:13:29","percent_change":-32.7801,"prev_day_close":9.59999990463257},{"option":"SPXW260310C06225000","bid":646.2,"bid_size":3.0,"ask":653.0,"ask_size":3.0,"iv":0.2835,"open_interest":0.0,"volume":0.0,"delta":0.9365,"gamma":0.0003,"vega":2.0165,"theta":-1.1511,"rho":2.8457,"theo":649.3699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":668.399993896484},{"option":"SPXW260310P06225000","bid":12.0,"bid_size":104.0,"ask":12.5,"ask_size":51.0,"iv":0.2821,"open_interest":12.0,"volume":1.0,"delta":-0.0635,"gamma":0.0003,"vega":2.0165,"theta":-1.3898,"rho":-0.2171,"theo":12.3316,"change":-3.21,"open":9.74,"high":9.74,"low":9.74,"tick":"down","last_trade_price":9.74,"last_trade_time":"2026-02-18T10:00:41","percent_change":-24.7876,"prev_day_close":10.3499999046326},{"option":"SPXW260310C06250000","bid":621.7,"bid_size":3.0,"ask":629.1,"ask_size":2.0,"iv":0.278,"open_interest":0.0,"volume":0.0,"delta":0.9314,"gamma":0.0003,"vega":2.1414,"theta":-1.2273,"rho":2.8402,"theo":625.4102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":643.899993896484},{"option":"SPXW260310P06250000","bid":13.0,"bid_size":86.0,"ask":13.5,"ask_size":50.0,"iv":0.2779,"open_interest":195.0,"volume":73.0,"delta":-0.0687,"gamma":0.0003,"vega":2.1414,"theta":-1.4567,"rho":-0.2349,"theo":13.32,"change":-1.3,"open":9.35,"high":12.75,"low":9.2,"tick":"no_change","last_trade_price":12.75,"last_trade_time":"2026-02-18T15:22:17","percent_change":-9.25267,"prev_day_close":11.2000002861023},{"option":"SPXW260310C06275000","bid":598.5,"bid_size":3.0,"ask":605.2,"ask_size":3.0,"iv":0.2752,"open_interest":0.0,"volume":0.0,"delta":0.9258,"gamma":0.0003,"vega":2.2738,"theta":-1.307,"rho":2.8328,"theo":601.5523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.849975585938},{"option":"SPXW260310P06275000","bid":14.1,"bid_size":82.0,"ask":14.6,"ask_size":60.0,"iv":0.2738,"open_interest":195.0,"volume":112.0,"delta":-0.0743,"gamma":0.0003,"vega":2.2738,"theta":-1.5271,"rho":-0.2546,"theo":14.4102,"change":-2.18,"open":13.94,"high":13.94,"low":12.97,"tick":"down","last_trade_price":12.97,"last_trade_time":"2026-02-18T15:31:16","percent_change":-14.3894,"prev_day_close":12.0999999046326},{"option":"SPXW260310C06300000","bid":574.8,"bid_size":3.0,"ask":581.5,"ask_size":2.0,"iv":0.2712,"open_interest":0.0,"volume":0.0,"delta":0.9196,"gamma":0.0004,"vega":2.4121,"theta":-1.39,"rho":2.8238,"theo":577.806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":596.350006103516},{"option":"SPXW260310P06300000","bid":15.3,"bid_size":78.0,"ask":15.8,"ask_size":47.0,"iv":0.2696,"open_interest":201.0,"volume":63.0,"delta":-0.0804,"gamma":0.0004,"vega":2.4121,"theta":-1.6008,"rho":-0.2759,"theo":15.6121,"change":-1.36,"open":10.85,"high":14.94,"low":10.85,"tick":"no_change","last_trade_price":14.94,"last_trade_time":"2026-02-18T15:22:17","percent_change":-8.34356,"prev_day_close":13.0999999046326},{"option":"SPXW260310C06325000","bid":551.2,"bid_size":3.0,"ask":558.1,"ask_size":2.0,"iv":0.2669,"open_interest":0.0,"volume":0.0,"delta":0.9129,"gamma":0.0004,"vega":2.5585,"theta":-1.4763,"rho":2.8132,"theo":554.1799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":572.199981689453},{"option":"SPXW260310P06325000","bid":16.6,"bid_size":49.0,"ask":17.2,"ask_size":31.0,"iv":0.2654,"open_interest":361.0,"volume":152.0,"delta":-0.0872,"gamma":0.0004,"vega":2.5585,"theta":-1.6777,"rho":-0.2989,"theo":16.9341,"change":-2.44,"open":13.38,"high":16.37,"low":11.51,"tick":"down","last_trade_price":15.21,"last_trade_time":"2026-02-18T15:31:16","percent_change":-13.8244,"prev_day_close":14.25},{"option":"SPXW260310C06350000","bid":527.6,"bid_size":3.0,"ask":534.4,"ask_size":2.0,"iv":0.2627,"open_interest":0.0,"volume":0.0,"delta":0.9055,"gamma":0.0004,"vega":2.7154,"theta":-1.5655,"rho":2.8001,"theo":530.6842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.399993896484},{"option":"SPXW260310P06350000","bid":18.0,"bid_size":45.0,"ask":18.6,"ask_size":11.0,"iv":0.2612,"open_interest":22.0,"volume":8.0,"delta":-0.0945,"gamma":0.0004,"vega":2.7154,"theta":-1.7575,"rho":-0.3242,"theo":18.3866,"change":0.21,"open":13.43,"high":16.8,"low":12.44,"tick":"up","last_trade_price":16.8,"last_trade_time":"2026-02-18T14:45:22","percent_change":1.35922,"prev_day_close":15.4500002861023},{"option":"SPXW260310C06375000","bid":504.4,"bid_size":3.0,"ask":511.3,"ask_size":4.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":0.8975,"gamma":0.0004,"vega":2.8807,"theta":-1.6573,"rho":2.7842,"theo":507.3327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":525.0},{"option":"SPXW260310P06375000","bid":19.6,"bid_size":42.0,"ask":20.3,"ask_size":53.0,"iv":0.2574,"open_interest":130.0,"volume":81.0,"delta":-0.1026,"gamma":0.0004,"vega":2.8807,"theta":-1.8399,"rho":-0.3524,"theo":19.9831,"change":0.22,"open":14.63,"high":18.2,"low":14.63,"tick":"down","last_trade_price":18.15,"last_trade_time":"2026-02-18T15:00:33","percent_change":1.30952,"prev_day_close":16.8000001907349},{"option":"SPXW260310C06400000","bid":481.1,"bid_size":3.0,"ask":488.0,"ask_size":3.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.8888,"gamma":0.0005,"vega":3.0512,"theta":-1.7513,"rho":2.7662,"theo":484.1376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":501.399993896484},{"option":"SPXW260310P06400000","bid":21.4,"bid_size":39.0,"ask":22.0,"ask_size":32.0,"iv":0.2533,"open_interest":141.0,"volume":81.0,"delta":-0.1113,"gamma":0.0005,"vega":3.0512,"theta":-1.9246,"rho":-0.3827,"theo":21.7362,"change":-2.75,"open":20.1,"high":20.1,"low":14.07,"tick":"up","last_trade_price":19.7,"last_trade_time":"2026-02-18T15:00:33","percent_change":-12.2494,"prev_day_close":18.3000001907349},{"option":"SPXW260310C06425000","bid":458.1,"bid_size":3.0,"ask":464.3,"ask_size":3.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":0.8792,"gamma":0.0005,"vega":3.2289,"theta":-1.847,"rho":2.7459,"theo":461.1086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.050003051758},{"option":"SPXW260310P06425000","bid":23.3,"bid_size":37.0,"ask":24.0,"ask_size":47.0,"iv":0.2494,"open_interest":77.0,"volume":4.0,"delta":-0.1208,"gamma":0.0005,"vega":3.2289,"theta":-2.011,"rho":-0.4153,"theo":23.6553,"change":-1.55,"open":15.9,"high":22.85,"low":15.9,"tick":"up","last_trade_price":22.85,"last_trade_time":"2026-02-18T14:57:47","percent_change":-6.35246,"prev_day_close":19.9000005722046},{"option":"SPXW260310C06450000","bid":435.2,"bid_size":3.0,"ask":441.9,"ask_size":3.0,"iv":0.2462,"open_interest":0.0,"volume":0.0,"delta":0.8689,"gamma":0.0006,"vega":3.417,"theta":-1.9438,"rho":2.7223,"theo":438.2586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":455.349990844727},{"option":"SPXW260310P06450000","bid":25.4,"bid_size":14.0,"ask":26.1,"ask_size":42.0,"iv":0.2453,"open_interest":67.0,"volume":24.0,"delta":-0.1312,"gamma":0.0006,"vega":3.417,"theta":-2.0984,"rho":-0.4512,"theo":25.7535,"change":-1.65,"open":22.98,"high":24.85,"low":17.11,"tick":"up","last_trade_price":24.85,"last_trade_time":"2026-02-18T14:57:47","percent_change":-6.22642,"prev_day_close":21.6999998092651},{"option":"SPXW260310C06475000","bid":412.4,"bid_size":3.0,"ask":419.1,"ask_size":3.0,"iv":0.2416,"open_interest":0.0,"volume":0.0,"delta":0.8577,"gamma":0.0006,"vega":3.6111,"theta":-2.0409,"rho":2.6951,"theo":415.6052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":432.099990844727},{"option":"SPXW260310P06475000","bid":27.6,"bid_size":39.0,"ask":28.4,"ask_size":39.0,"iv":0.2411,"open_interest":197.0,"volume":16.0,"delta":-0.1424,"gamma":0.0006,"vega":3.6111,"theta":-2.1862,"rho":-0.4907,"theo":28.0482,"change":-5.09,"open":20.9,"high":26.61,"low":18.7,"tick":"down","last_trade_price":23.71,"last_trade_time":"2026-02-18T16:11:22","percent_change":-17.6736,"prev_day_close":23.6999998092651},{"option":"SPXW260310C06500000","bid":390.1,"bid_size":3.0,"ask":396.6,"ask_size":3.0,"iv":0.2376,"open_interest":2.0,"volume":0.0,"delta":0.8455,"gamma":0.0006,"vega":3.8079,"theta":-2.1377,"rho":2.6654,"theo":393.1623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":387.61,"last_trade_time":"2026-02-17T11:21:09","percent_change":0.0,"prev_day_close":409.199996948242},{"option":"SPXW260310P06500000","bid":30.2,"bid_size":12.0,"ask":30.9,"ask_size":37.0,"iv":0.2371,"open_interest":113.0,"volume":44.0,"delta":-0.1546,"gamma":0.0006,"vega":3.8079,"theta":-2.2737,"rho":-0.5327,"theo":30.5534,"change":-5.39,"open":29.3,"high":29.3,"low":20.45,"tick":"down","last_trade_price":25.91,"last_trade_time":"2026-02-18T16:11:22","percent_change":-17.2204,"prev_day_close":25.9000005722046},{"option":"SPXW260310C06510000","bid":381.2,"bid_size":3.0,"ask":387.7,"ask_size":3.0,"iv":0.236,"open_interest":0.0,"volume":0.0,"delta":0.8404,"gamma":0.0006,"vega":3.8884,"theta":-2.1762,"rho":2.6526,"theo":384.2466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.349990844727},{"option":"SPXW260310P06510000","bid":31.2,"bid_size":11.0,"ask":32.0,"ask_size":34.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":-0.1597,"gamma":0.0006,"vega":3.8884,"theta":-2.3084,"rho":-0.5504,"theo":31.617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":26.8000001907349},{"option":"SPXW260310C06520000","bid":372.2,"bid_size":3.0,"ask":378.7,"ask_size":3.0,"iv":0.234,"open_interest":0.0,"volume":0.0,"delta":0.835,"gamma":0.0007,"vega":3.9703,"theta":-2.2144,"rho":2.6392,"theo":375.3677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":390.949996948242},{"option":"SPXW260310P06520000","bid":32.3,"bid_size":11.0,"ask":33.1,"ask_size":34.0,"iv":0.2338,"open_interest":0.0,"volume":0.0,"delta":-0.165,"gamma":0.0007,"vega":3.9703,"theta":-2.3428,"rho":-0.5687,"theo":32.7174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":27.8000001907349},{"option":"SPXW260310C06525000","bid":367.8,"bid_size":4.0,"ask":374.3,"ask_size":4.0,"iv":0.2332,"open_interest":0.0,"volume":0.0,"delta":0.8323,"gamma":0.0007,"vega":4.0118,"theta":-2.2333,"rho":2.6322,"theo":370.9425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":386.649993896484},{"option":"SPXW260310P06525000","bid":32.9,"bid_size":11.0,"ask":33.7,"ask_size":34.0,"iv":0.233,"open_interest":43.0,"volume":20.0,"delta":-0.1677,"gamma":0.0007,"vega":4.0118,"theta":-2.3599,"rho":-0.5782,"theo":33.2818,"change":-8.0,"open":24.48,"high":26.1,"low":23.41,"tick":"up","last_trade_price":26.1,"last_trade_time":"2026-02-18T14:00:29","percent_change":-23.4604,"prev_day_close":28.25},{"option":"SPXW260310C06530000","bid":363.4,"bid_size":4.0,"ask":369.9,"ask_size":4.0,"iv":0.2324,"open_interest":0.0,"volume":0.0,"delta":0.8296,"gamma":0.0007,"vega":4.0536,"theta":-2.2522,"rho":2.625,"theo":366.5271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":382.049987792969},{"option":"SPXW260310P06530000","bid":33.5,"bid_size":11.0,"ask":34.2,"ask_size":22.0,"iv":0.2321,"open_interest":3.0,"volume":3.0,"delta":-0.1705,"gamma":0.0007,"vega":4.0536,"theta":-2.3769,"rho":-0.5878,"theo":33.856,"change":25.37,"open":24.25,"high":25.37,"low":24.25,"tick":"up","last_trade_price":25.37,"last_trade_time":"2026-02-18T10:35:12","percent_change":0.0,"prev_day_close":28.75},{"option":"SPXW260310C06540000","bid":354.7,"bid_size":4.0,"ask":361.0,"ask_size":4.0,"iv":0.2308,"open_interest":0.0,"volume":0.0,"delta":0.8239,"gamma":0.0007,"vega":4.1379,"theta":-2.2896,"rho":2.61,"theo":357.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.149993896484},{"option":"SPXW260310P06540000","bid":34.7,"bid_size":11.0,"ask":35.4,"ask_size":33.0,"iv":0.2305,"open_interest":3.0,"volume":3.0,"delta":-0.1762,"gamma":0.0007,"vega":4.1379,"theta":-2.4106,"rho":-0.6077,"theo":35.0347,"change":24.52,"open":26.27,"high":26.27,"low":24.52,"tick":"no_change","last_trade_price":24.52,"last_trade_time":"2026-02-18T10:45:10","percent_change":0.0,"prev_day_close":29.8000001907349},{"option":"SPXW260310C06550000","bid":345.9,"bid_size":4.0,"ask":352.2,"ask_size":4.0,"iv":0.2289,"open_interest":0.0,"volume":0.0,"delta":0.8181,"gamma":0.0007,"vega":4.2224,"theta":-2.3266,"rho":2.5943,"theo":348.9674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.25},{"option":"SPXW260310P06550000","bid":35.9,"bid_size":11.0,"ask":36.7,"ask_size":32.0,"iv":0.2288,"open_interest":210.0,"volume":34.0,"delta":-0.182,"gamma":0.0007,"vega":4.2224,"theta":-2.4439,"rho":-0.6284,"theo":36.2548,"change":-6.48,"open":32.48,"high":32.48,"low":24.55,"tick":"down","last_trade_price":30.67,"last_trade_time":"2026-02-18T16:06:19","percent_change":-17.4428,"prev_day_close":30.9000005722046},{"option":"SPXW260310C06560000","bid":337.2,"bid_size":4.0,"ask":343.5,"ask_size":4.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":0.812,"gamma":0.0008,"vega":4.3067,"theta":-2.3631,"rho":2.578,"theo":340.2512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":355.25},{"option":"SPXW260310P06560000","bid":37.1,"bid_size":11.0,"ask":37.9,"ask_size":21.0,"iv":0.227,"open_interest":17.0,"volume":22.0,"delta":-0.188,"gamma":0.0008,"vega":4.3067,"theta":-2.4766,"rho":-0.6495,"theo":37.5178,"change":-6.67,"open":25.45,"high":33.8,"low":25.45,"tick":"down","last_trade_price":31.78,"last_trade_time":"2026-02-18T16:06:12","percent_change":-17.3472,"prev_day_close":32.0},{"option":"SPXW260310C06570000","bid":328.6,"bid_size":4.0,"ask":334.8,"ask_size":4.0,"iv":0.2256,"open_interest":0.0,"volume":0.0,"delta":0.8058,"gamma":0.0008,"vega":4.3905,"theta":-2.399,"rho":2.5613,"theo":331.5787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":346.599990844727},{"option":"SPXW260310P06570000","bid":38.5,"bid_size":10.0,"ask":39.3,"ask_size":31.0,"iv":0.2255,"open_interest":3.0,"volume":2.0,"delta":-0.1942,"gamma":0.0008,"vega":4.3905,"theta":-2.5088,"rho":-0.6712,"theo":38.8246,"change":-6.83,"open":37.01,"high":37.01,"low":32.92,"tick":"down","last_trade_price":32.92,"last_trade_time":"2026-02-18T16:06:12","percent_change":-17.1824,"prev_day_close":33.1500015258789},{"option":"SPXW260310C06575000","bid":324.3,"bid_size":4.0,"ask":330.5,"ask_size":4.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.8026,"gamma":0.0008,"vega":4.4324,"theta":-2.4167,"rho":2.5528,"theo":327.2592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":342.149993896484},{"option":"SPXW260310P06575000","bid":39.1,"bid_size":10.0,"ask":39.9,"ask_size":20.0,"iv":0.2245,"open_interest":109.0,"volume":2.0,"delta":-0.1974,"gamma":0.0008,"vega":4.4324,"theta":-2.5246,"rho":-0.6822,"theo":39.4947,"change":-12.67,"open":28.9,"high":28.9,"low":27.78,"tick":"down","last_trade_price":27.78,"last_trade_time":"2026-02-18T12:14:20","percent_change":-31.3226,"prev_day_close":33.75},{"option":"SPXW260310C06580000","bid":320.0,"bid_size":4.0,"ask":326.1,"ask_size":4.0,"iv":0.2238,"open_interest":0.0,"volume":0.0,"delta":0.7994,"gamma":0.0008,"vega":4.4744,"theta":-2.4342,"rho":2.5441,"theo":322.951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":337.899993896484},{"option":"SPXW260310P06580000","bid":39.8,"bid_size":10.0,"ask":40.6,"ask_size":30.0,"iv":0.2237,"open_interest":17.0,"volume":6.0,"delta":-0.2007,"gamma":0.0008,"vega":4.4744,"theta":-2.5402,"rho":-0.6933,"theo":40.1761,"change":-12.07,"open":37.76,"high":37.76,"low":29.08,"tick":"down","last_trade_price":29.08,"last_trade_time":"2026-02-18T10:37:42","percent_change":-29.3317,"prev_day_close":34.3499984741211},{"option":"SPXW260310C06590000","bid":311.4,"bid_size":4.0,"ask":317.5,"ask_size":4.0,"iv":0.222,"open_interest":0.0,"volume":0.0,"delta":0.7928,"gamma":0.0008,"vega":4.5587,"theta":-2.4688,"rho":2.5263,"theo":314.3691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":329.049987792969},{"option":"SPXW260310P06590000","bid":41.2,"bid_size":10.0,"ask":42.0,"ask_size":30.0,"iv":0.2219,"open_interest":35.0,"volume":37.0,"delta":-0.2073,"gamma":0.0008,"vega":4.5587,"theta":-2.571,"rho":-0.716,"theo":41.5735,"change":-4.98,"open":39.03,"high":39.03,"low":30.16,"tick":"up","last_trade_price":37.57,"last_trade_time":"2026-02-18T14:42:44","percent_change":-11.7039,"prev_day_close":35.6000003814697},{"option":"SPXW260310C06600000","bid":302.8,"bid_size":4.0,"ask":309.0,"ask_size":4.0,"iv":0.2202,"open_interest":0.0,"volume":0.0,"delta":0.786,"gamma":0.0008,"vega":4.6439,"theta":-2.5024,"rho":2.5076,"theo":305.8348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":320.5},{"option":"SPXW260310P06600000","bid":42.7,"bid_size":10.0,"ask":43.5,"ask_size":28.0,"iv":0.2203,"open_interest":364.0,"volume":6.0,"delta":-0.2141,"gamma":0.0008,"vega":4.6439,"theta":-2.601,"rho":-0.7396,"theo":43.0185,"change":-5.55,"open":35.5,"high":38.55,"low":31.57,"tick":"up","last_trade_price":38.55,"last_trade_time":"2026-02-18T14:50:38","percent_change":-12.585,"prev_day_close":36.8499984741211},{"option":"SPXW260310C06610000","bid":294.2,"bid_size":4.0,"ask":300.1,"ask_size":4.0,"iv":0.2179,"open_interest":0.0,"volume":0.0,"delta":0.7789,"gamma":0.0009,"vega":4.73,"theta":-2.5352,"rho":2.4879,"theo":297.3503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":311.849990844727},{"option":"SPXW260310P06610000","bid":44.2,"bid_size":10.0,"ask":45.0,"ask_size":28.0,"iv":0.2185,"open_interest":14.0,"volume":1.0,"delta":-0.2211,"gamma":0.0009,"vega":4.73,"theta":-2.63,"rho":-0.7643,"theo":44.5132,"change":-5.65,"open":39.9,"high":39.9,"low":39.9,"tick":"down","last_trade_price":39.9,"last_trade_time":"2026-02-18T14:50:38","percent_change":-12.404,"prev_day_close":38.2000007629394},{"option":"SPXW260310C06620000","bid":286.0,"bid_size":4.0,"ask":291.6,"ask_size":4.0,"iv":0.2163,"open_interest":0.0,"volume":0.0,"delta":0.7716,"gamma":0.0009,"vega":4.8162,"theta":-2.567,"rho":2.4672,"theo":288.9179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":303.0},{"option":"SPXW260310P06620000","bid":45.7,"bid_size":10.0,"ask":46.6,"ask_size":28.0,"iv":0.2168,"open_interest":4.0,"volume":0.0,"delta":-0.2284,"gamma":0.0009,"vega":4.8162,"theta":-2.6581,"rho":-0.7899,"theo":46.06,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.87,"last_trade_time":"2026-02-17T15:41:02","percent_change":0.0,"prev_day_close":39.5499992370606},{"option":"SPXW260310C06625000","bid":281.8,"bid_size":4.0,"ask":287.4,"ask_size":4.0,"iv":0.2154,"open_interest":0.0,"volume":0.0,"delta":0.7679,"gamma":0.0009,"vega":4.8592,"theta":-2.5825,"rho":2.4565,"theo":284.7219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.75},{"option":"SPXW260310P06625000","bid":46.5,"bid_size":10.0,"ask":47.4,"ask_size":27.0,"iv":0.2159,"open_interest":100.0,"volume":2.0,"delta":-0.2321,"gamma":0.0009,"vega":4.8592,"theta":-2.6717,"rho":-0.8031,"theo":46.8537,"change":-14.06,"open":32.41,"high":33.94,"low":32.41,"tick":"up","last_trade_price":33.94,"last_trade_time":"2026-02-18T13:27:06","percent_change":-29.2917,"prev_day_close":40.25},{"option":"SPXW260310C06630000","bid":277.4,"bid_size":7.0,"ask":283.2,"ask_size":7.0,"iv":0.2143,"open_interest":0.0,"volume":0.0,"delta":0.7642,"gamma":0.0009,"vega":4.9018,"theta":-2.5977,"rho":2.4456,"theo":280.5398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.600006103516},{"option":"SPXW260310P06630000","bid":47.3,"bid_size":10.0,"ask":48.2,"ask_size":27.0,"iv":0.215,"open_interest":3.0,"volume":2.0,"delta":-0.2359,"gamma":0.0009,"vega":4.9018,"theta":-2.685,"rho":-0.8164,"theo":47.6612,"change":-5.15,"open":43.7,"high":43.7,"low":43.7,"tick":"down","last_trade_price":43.7,"last_trade_time":"2026-02-18T15:08:27","percent_change":-10.5425,"prev_day_close":41.0},{"option":"SPXW260310C06640000","bid":269.1,"bid_size":7.0,"ask":274.9,"ask_size":7.0,"iv":0.2125,"open_interest":0.0,"volume":0.0,"delta":0.7564,"gamma":0.0009,"vega":4.9862,"theta":-2.6272,"rho":2.4234,"theo":272.2177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":286.0},{"option":"SPXW260310P06640000","bid":49.0,"bid_size":10.0,"ask":49.8,"ask_size":20.0,"iv":0.2132,"open_interest":114.0,"volume":8.0,"delta":-0.2436,"gamma":0.0009,"vega":4.9862,"theta":-2.7108,"rho":-0.8435,"theo":49.3184,"change":-5.3,"open":48.8,"high":48.8,"low":39.1,"tick":"up","last_trade_price":45.25,"last_trade_time":"2026-02-18T15:08:27","percent_change":-10.4847,"prev_day_close":42.4500007629394},{"option":"SPXW260310C06650000","bid":261.2,"bid_size":7.0,"ask":266.6,"ask_size":7.0,"iv":0.2111,"open_interest":0.0,"volume":0.0,"delta":0.7485,"gamma":0.001,"vega":5.0692,"theta":-2.6555,"rho":2.4007,"theo":263.9529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.650009155273},{"option":"SPXW260310P06650000","bid":50.7,"bid_size":9.0,"ask":51.6,"ask_size":26.0,"iv":0.2114,"open_interest":60.0,"volume":3.0,"delta":-0.2516,"gamma":0.001,"vega":5.0692,"theta":-2.7353,"rho":-0.8711,"theo":51.0329,"change":-15.24,"open":37.58,"high":37.58,"low":35.6,"tick":"up","last_trade_price":37.11,"last_trade_time":"2026-02-18T13:27:06","percent_change":-29.1117,"prev_day_close":44.0},{"option":"SPXW260310C06660000","bid":253.1,"bid_size":7.0,"ask":258.7,"ask_size":7.0,"iv":0.2096,"open_interest":1.0,"volume":0.0,"delta":0.7402,"gamma":0.001,"vega":5.1514,"theta":-2.6824,"rho":2.3773,"theo":255.7469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.72,"last_trade_time":"2026-02-17T10:22:00","percent_change":0.0,"prev_day_close":269.099990844727},{"option":"SPXW260310P06660000","bid":52.5,"bid_size":9.0,"ask":53.3,"ask_size":18.0,"iv":0.2095,"open_interest":58.0,"volume":58.0,"delta":-0.2598,"gamma":0.001,"vega":5.1514,"theta":-2.7585,"rho":-0.8994,"theo":52.8061,"change":-12.1,"open":48.7,"high":48.7,"low":41.3,"tick":"up","last_trade_price":42.1,"last_trade_time":"2026-02-18T14:00:29","percent_change":-22.3247,"prev_day_close":45.5499992370606},{"option":"SPXW260310C06670000","bid":244.6,"bid_size":7.0,"ask":250.6,"ask_size":7.0,"iv":0.2075,"open_interest":2.0,"volume":0.0,"delta":0.7318,"gamma":0.001,"vega":5.2335,"theta":-2.7079,"rho":2.353,"theo":247.6016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":211.6,"last_trade_time":"2026-02-17T09:56:26","percent_change":0.0,"prev_day_close":260.699996948242},{"option":"SPXW260310P06670000","bid":54.3,"bid_size":9.0,"ask":55.2,"ask_size":18.0,"iv":0.2077,"open_interest":15.0,"volume":8.0,"delta":-0.2683,"gamma":0.001,"vega":5.2335,"theta":-2.7802,"rho":-0.9287,"theo":54.64,"change":-5.95,"open":49.6,"high":50.1,"low":49.6,"tick":"up","last_trade_price":50.1,"last_trade_time":"2026-02-18T15:00:40","percent_change":-10.6155,"prev_day_close":47.25},{"option":"SPXW260310C06675000","bid":240.5,"bid_size":7.0,"ask":246.2,"ask_size":7.0,"iv":0.2062,"open_interest":1.0,"volume":0.0,"delta":0.7274,"gamma":0.001,"vega":5.2745,"theta":-2.72,"rho":2.3404,"theo":243.5525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":333.8,"last_trade_time":"2026-02-10T14:27:27","percent_change":0.0,"prev_day_close":256.750007629395},{"option":"SPXW260310P06675000","bid":55.2,"bid_size":16.0,"ask":56.1,"ask_size":18.0,"iv":0.2067,"open_interest":37.0,"volume":1.0,"delta":-0.2726,"gamma":0.001,"vega":5.2745,"theta":-2.7905,"rho":-0.9438,"theo":55.5805,"change":-18.1,"open":38.95,"high":38.95,"low":38.95,"tick":"down","last_trade_price":38.95,"last_trade_time":"2026-02-18T12:51:46","percent_change":-31.7266,"prev_day_close":48.0499992370606},{"option":"SPXW260310C06680000","bid":236.5,"bid_size":7.0,"ask":242.4,"ask_size":7.0,"iv":0.2055,"open_interest":0.0,"volume":0.0,"delta":0.723,"gamma":0.001,"vega":5.3154,"theta":-2.7318,"rho":2.3274,"theo":239.5197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":252.550003051758},{"option":"SPXW260310P06680000","bid":56.2,"bid_size":9.0,"ask":57.1,"ask_size":18.0,"iv":0.2058,"open_interest":15.0,"volume":1.0,"delta":-0.277,"gamma":0.001,"vega":5.3154,"theta":-2.8004,"rho":-0.9592,"theo":56.5374,"change":-17.13,"open":40.92,"high":40.92,"low":40.92,"tick":"down","last_trade_price":40.92,"last_trade_time":"2026-02-18T12:35:00","percent_change":-29.509,"prev_day_close":48.9500007629394},{"option":"SPXW260310C06690000","bid":228.5,"bid_size":7.0,"ask":234.4,"ask_size":7.0,"iv":0.2037,"open_interest":0.0,"volume":0.0,"delta":0.7141,"gamma":0.001,"vega":5.3966,"theta":-2.754,"rho":2.3005,"theo":231.5046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":244.450004577637},{"option":"SPXW260310P06690000","bid":58.1,"bid_size":16.0,"ask":59.0,"ask_size":17.0,"iv":0.2039,"open_interest":46.0,"volume":0.0,"delta":-0.286,"gamma":0.001,"vega":5.3966,"theta":-2.8188,"rho":-0.991,"theo":58.5015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":62.53,"last_trade_time":"2026-02-17T15:41:13","percent_change":0.0,"prev_day_close":50.7000007629394},{"option":"SPXW260310C06700000","bid":220.6,"bid_size":7.0,"ask":226.3,"ask_size":7.0,"iv":0.2017,"open_interest":13.0,"volume":0.0,"delta":0.7048,"gamma":0.0011,"vega":5.476,"theta":-2.7743,"rho":2.2726,"theo":223.5592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.72,"last_trade_time":"2026-02-17T11:19:07","percent_change":0.0,"prev_day_close":236.049995422363},{"option":"SPXW260310P06700000","bid":60.2,"bid_size":9.0,"ask":61.1,"ask_size":17.0,"iv":0.2021,"open_interest":174.0,"volume":19.0,"delta":-0.2953,"gamma":0.0011,"vega":5.476,"theta":-2.8354,"rho":-1.0238,"theo":60.5354,"change":-9.88,"open":56.1,"high":56.1,"low":42.75,"tick":"up","last_trade_price":52.27,"last_trade_time":"2026-02-18T16:06:19","percent_change":-15.897,"prev_day_close":52.5499992370606},{"option":"SPXW260310C06705000","bid":215.9,"bid_size":6.0,"ask":223.6,"ask_size":6.0,"iv":0.2012,"open_interest":0.0,"volume":0.0,"delta":0.7,"gamma":0.0011,"vega":5.5148,"theta":-2.7837,"rho":2.2584,"theo":219.6134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":232.650001525879},{"option":"SPXW260310P06705000","bid":61.2,"bid_size":16.0,"ask":62.1,"ask_size":9.0,"iv":0.201,"open_interest":1.0,"volume":1.0,"delta":-0.3,"gamma":0.0011,"vega":5.5148,"theta":-2.843,"rho":-1.0406,"theo":61.5792,"change":47.8,"open":47.8,"high":47.8,"low":47.8,"tick":"up","last_trade_price":47.8,"last_trade_time":"2026-02-18T10:08:02","percent_change":0.0,"prev_day_close":53.4500007629394},{"option":"SPXW260310C06710000","bid":212.9,"bid_size":7.0,"ask":218.4,"ask_size":7.0,"iv":0.1999,"open_interest":0.0,"volume":0.0,"delta":0.6952,"gamma":0.0011,"vega":5.5529,"theta":-2.7927,"rho":2.244,"theo":215.6858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":227.950004577637},{"option":"SPXW260310P06710000","bid":62.3,"bid_size":8.0,"ask":63.2,"ask_size":16.0,"iv":0.2002,"open_interest":58.0,"volume":2.0,"delta":-0.3048,"gamma":0.0011,"vega":5.5529,"theta":-2.85,"rho":-1.0574,"theo":62.6413,"change":-13.1,"open":46.35,"high":51.25,"low":46.35,"tick":"up","last_trade_price":51.25,"last_trade_time":"2026-02-18T15:58:31","percent_change":-20.3574,"prev_day_close":54.4500007629394},{"option":"SPXW260310C06715000","bid":211.4,"bid_size":1.0,"ask":212.5,"ask_size":1.0,"iv":0.1993,"open_interest":0.0,"volume":0.0,"delta":0.6903,"gamma":0.0011,"vega":5.5903,"theta":-2.8011,"rho":2.2294,"theo":211.7766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":224.549995422363},{"option":"SPXW260310P06715000","bid":63.3,"bid_size":15.0,"ask":64.2,"ask_size":8.0,"iv":0.1991,"open_interest":0.0,"volume":0.0,"delta":-0.3097,"gamma":0.0011,"vega":5.5903,"theta":-2.8566,"rho":-1.0744,"theo":63.7217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":55.3999996185303},{"option":"SPXW260310C06720000","bid":207.5,"bid_size":1.0,"ask":208.6,"ask_size":1.0,"iv":0.1983,"open_interest":1.0,"volume":0.0,"delta":0.6854,"gamma":0.0011,"vega":5.6271,"theta":-2.809,"rho":2.2147,"theo":207.886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.42,"last_trade_time":"2026-02-17T15:24:52","percent_change":0.0,"prev_day_close":220.400001525879},{"option":"SPXW260310P06720000","bid":64.4,"bid_size":15.0,"ask":65.3,"ask_size":15.0,"iv":0.1981,"open_interest":29.0,"volume":26.0,"delta":-0.3147,"gamma":0.0011,"vega":5.6271,"theta":-2.8626,"rho":-1.0916,"theo":64.8207,"change":-7.8,"open":63.3,"high":63.3,"low":48.05,"tick":"up","last_trade_price":58.85,"last_trade_time":"2026-02-18T14:42:44","percent_change":-11.7029,"prev_day_close":56.3999996185303},{"option":"SPXW260310C06725000","bid":203.4,"bid_size":1.0,"ask":204.7,"ask_size":1.0,"iv":0.1972,"open_interest":1.0,"volume":0.0,"delta":0.6803,"gamma":0.0011,"vega":5.6634,"theta":-2.8164,"rho":2.1998,"theo":204.0142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":168.6,"last_trade_time":"2026-02-17T09:59:50","percent_change":0.0,"prev_day_close":216.0},{"option":"SPXW260310P06725000","bid":65.5,"bid_size":15.0,"ask":66.4,"ask_size":15.0,"iv":0.1972,"open_interest":205.0,"volume":6.0,"delta":-0.3197,"gamma":0.0011,"vega":5.6634,"theta":-2.8681,"rho":-1.1089,"theo":65.9385,"change":-20.0,"open":48.53,"high":48.53,"low":47.8,"tick":"down","last_trade_price":47.8,"last_trade_time":"2026-02-18T12:29:53","percent_change":-29.4985,"prev_day_close":57.3999996185303},{"option":"SPXW260310C06730000","bid":199.8,"bid_size":1.0,"ask":200.9,"ask_size":1.0,"iv":0.1963,"open_interest":0.0,"volume":0.0,"delta":0.6752,"gamma":0.0012,"vega":5.6991,"theta":-2.8232,"rho":2.1846,"theo":200.1615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.200004577637},{"option":"SPXW260310P06730000","bid":66.6,"bid_size":14.0,"ask":67.6,"ask_size":15.0,"iv":0.1962,"open_interest":39.0,"volume":5.0,"delta":-0.3248,"gamma":0.0012,"vega":5.6991,"theta":-2.873,"rho":-1.1266,"theo":67.0754,"change":-9.91,"open":51.28,"high":59.04,"low":51.28,"tick":"up","last_trade_price":59.04,"last_trade_time":"2026-02-18T15:42:32","percent_change":-14.3727,"prev_day_close":58.3999996185303},{"option":"SPXW260310C06735000","bid":195.9,"bid_size":1.0,"ask":197.0,"ask_size":1.0,"iv":0.1952,"open_interest":0.0,"volume":0.0,"delta":0.67,"gamma":0.0012,"vega":5.7345,"theta":-2.8294,"rho":2.1691,"theo":196.3283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":208.75},{"option":"SPXW260310P06735000","bid":67.8,"bid_size":8.0,"ask":68.7,"ask_size":8.0,"iv":0.1952,"open_interest":5.0,"volume":5.0,"delta":-0.33,"gamma":0.0012,"vega":5.7345,"theta":-2.8774,"rho":-1.1446,"theo":68.2318,"change":49.3,"open":49.3,"high":49.3,"low":49.3,"tick":"no_change","last_trade_price":49.3,"last_trade_time":"2026-02-18T10:49:45","percent_change":0.0,"prev_day_close":59.4500007629394},{"option":"SPXW260310C06740000","bid":192.1,"bid_size":1.0,"ask":193.1,"ask_size":1.0,"iv":0.1943,"open_interest":0.0,"volume":0.0,"delta":0.6648,"gamma":0.0012,"vega":5.7694,"theta":-2.835,"rho":2.1532,"theo":192.5151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.950004577637},{"option":"SPXW260310P06740000","bid":69.0,"bid_size":14.0,"ask":69.9,"ask_size":15.0,"iv":0.1942,"open_interest":54.0,"volume":38.0,"delta":-0.3353,"gamma":0.0012,"vega":5.7694,"theta":-2.8811,"rho":-1.1629,"theo":69.4083,"change":-7.3,"open":67.19,"high":67.19,"low":52.95,"tick":"down","last_trade_price":64.1,"last_trade_time":"2026-02-18T15:33:29","percent_change":-10.2241,"prev_day_close":60.5},{"option":"SPXW260310C06745000","bid":188.3,"bid_size":1.0,"ask":189.3,"ask_size":1.0,"iv":0.1932,"open_interest":0.0,"volume":0.0,"delta":0.6594,"gamma":0.0012,"vega":5.8039,"theta":-2.84,"rho":2.1369,"theo":188.7224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":200.049995422363},{"option":"SPXW260310P06745000","bid":70.1,"bid_size":14.0,"ask":71.1,"ask_size":8.0,"iv":0.1932,"open_interest":6.0,"volume":7.0,"delta":-0.3406,"gamma":0.0012,"vega":5.8039,"theta":-2.8843,"rho":-1.1817,"theo":70.6052,"change":57.4,"open":51.2,"high":57.4,"low":51.2,"tick":"up","last_trade_price":57.4,"last_trade_time":"2026-02-18T13:51:49","percent_change":0.0,"prev_day_close":61.6000003814697},{"option":"SPXW260310C06750000","bid":184.6,"bid_size":2.0,"ask":185.6,"ask_size":2.0,"iv":0.1921,"open_interest":7.0,"volume":0.0,"delta":0.654,"gamma":0.0012,"vega":5.8378,"theta":-2.8443,"rho":2.1202,"theo":184.9508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.2,"last_trade_time":"2026-02-17T09:59:11","percent_change":0.0,"prev_day_close":196.150001525879},{"option":"SPXW260310P06750000","bid":71.4,"bid_size":6.0,"ask":72.3,"ask_size":14.0,"iv":0.1922,"open_interest":318.0,"volume":194.0,"delta":-0.346,"gamma":0.0012,"vega":5.8378,"theta":-2.8867,"rho":-1.2008,"theo":71.8232,"change":-15.33,"open":69.59,"high":69.59,"low":52.93,"tick":"down","last_trade_price":58.52,"last_trade_time":"2026-02-18T15:53:28","percent_change":-20.7583,"prev_day_close":62.7000007629394},{"option":"SPXW260310C06755000","bid":180.8,"bid_size":2.0,"ask":181.8,"ask_size":2.0,"iv":0.1914,"open_interest":0.0,"volume":0.0,"delta":0.6485,"gamma":0.0012,"vega":5.8709,"theta":-2.848,"rho":2.1031,"theo":181.2007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.300003051758},{"option":"SPXW260310P06755000","bid":72.6,"bid_size":13.0,"ask":73.5,"ask_size":7.0,"iv":0.1912,"open_interest":2.0,"volume":2.0,"delta":-0.3515,"gamma":0.0012,"vega":5.8709,"theta":-2.8886,"rho":-1.2204,"theo":73.0628,"change":73.2,"open":73.2,"high":73.2,"low":73.2,"tick":"up","last_trade_price":73.2,"last_trade_time":"2026-02-18T09:33:13","percent_change":0.0,"prev_day_close":63.7999992370606},{"option":"SPXW260310C06760000","bid":177.0,"bid_size":7.0,"ask":178.1,"ask_size":2.0,"iv":0.1902,"open_interest":0.0,"volume":0.0,"delta":0.6429,"gamma":0.0012,"vega":5.9032,"theta":-2.851,"rho":2.0858,"theo":177.4726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":188.450004577637},{"option":"SPXW260310P06760000","bid":73.8,"bid_size":13.0,"ask":74.8,"ask_size":14.0,"iv":0.1902,"open_interest":150.0,"volume":133.0,"delta":-0.3571,"gamma":0.0012,"vega":5.9032,"theta":-2.8897,"rho":-1.2402,"theo":74.3243,"change":-15.87,"open":71.66,"high":74.66,"low":53.4,"tick":"down","last_trade_price":60.63,"last_trade_time":"2026-02-18T15:53:28","percent_change":-20.7451,"prev_day_close":64.9499969482422},{"option":"SPXW260310C06765000","bid":173.3,"bid_size":7.0,"ask":174.4,"ask_size":7.0,"iv":0.1893,"open_interest":0.0,"volume":0.0,"delta":0.6373,"gamma":0.0012,"vega":5.9344,"theta":-2.8533,"rho":2.0682,"theo":173.7669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":184.549995422363},{"option":"SPXW260310P06765000","bid":75.1,"bid_size":13.0,"ask":76.1,"ask_size":7.0,"iv":0.1892,"open_interest":2.0,"volume":2.0,"delta":-0.3628,"gamma":0.0012,"vega":5.9344,"theta":-2.8901,"rho":-1.2602,"theo":75.6082,"change":55.76,"open":58.95,"high":58.95,"low":55.76,"tick":"down","last_trade_price":55.76,"last_trade_time":"2026-02-18T11:21:23","percent_change":0.0,"prev_day_close":66.1000022888184},{"option":"SPXW260310C06770000","bid":169.6,"bid_size":7.0,"ask":170.7,"ask_size":7.0,"iv":0.1882,"open_interest":14.0,"volume":0.0,"delta":0.6315,"gamma":0.0013,"vega":5.9646,"theta":-2.8548,"rho":2.0504,"theo":170.0837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.27,"last_trade_time":"2026-02-17T10:33:24","percent_change":0.0,"prev_day_close":180.800003051758},{"option":"SPXW260310P06770000","bid":76.4,"bid_size":13.0,"ask":77.4,"ask_size":13.0,"iv":0.1882,"open_interest":17.0,"volume":13.0,"delta":-0.3685,"gamma":0.0013,"vega":5.9646,"theta":-2.8898,"rho":-1.2804,"theo":76.9146,"change":-24.2,"open":73.81,"high":73.81,"low":55.0,"tick":"down","last_trade_price":55.0,"last_trade_time":"2026-02-18T13:17:41","percent_change":-30.5556,"prev_day_close":67.2999992370606},{"option":"SPXW260310C06775000","bid":166.0,"bid_size":2.0,"ask":167.0,"ask_size":2.0,"iv":0.1872,"open_interest":8.0,"volume":0.0,"delta":0.6257,"gamma":0.0013,"vega":5.9936,"theta":-2.8557,"rho":2.0325,"theo":166.4233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.98,"last_trade_time":"2026-02-17T10:54:41","percent_change":0.0,"prev_day_close":177.0},{"option":"SPXW260310P06775000","bid":77.8,"bid_size":6.0,"ask":78.7,"ask_size":13.0,"iv":0.1872,"open_interest":39.0,"volume":30.0,"delta":-0.3744,"gamma":0.0013,"vega":5.9936,"theta":-2.8887,"rho":-1.3008,"theo":78.2439,"change":-14.85,"open":61.15,"high":70.07,"low":56.95,"tick":"no_change","last_trade_price":65.7,"last_trade_time":"2026-02-18T15:49:26","percent_change":-18.4358,"prev_day_close":68.5},{"option":"SPXW260310C06780000","bid":162.3,"bid_size":7.0,"ask":163.3,"ask_size":2.0,"iv":0.1863,"open_interest":14.0,"volume":1.0,"delta":0.6198,"gamma":0.0013,"vega":6.0215,"theta":-2.8557,"rho":2.0144,"theo":162.786,"change":31.04,"open":190.74,"high":190.74,"low":190.74,"tick":"up","last_trade_price":190.74,"last_trade_time":"2026-02-18T11:43:06","percent_change":19.4364,"prev_day_close":173.299995422363},{"option":"SPXW260310P06780000","bid":79.1,"bid_size":6.0,"ask":80.0,"ask_size":13.0,"iv":0.1861,"open_interest":17.0,"volume":8.0,"delta":-0.3803,"gamma":0.0013,"vega":6.0215,"theta":-2.8869,"rho":-1.3213,"theo":79.5961,"change":-17.22,"open":67.55,"high":67.55,"low":57.1,"tick":"up","last_trade_price":64.73,"last_trade_time":"2026-02-18T13:42:50","percent_change":-21.0128,"prev_day_close":69.7000007629394},{"option":"SPXW260310C06785000","bid":158.7,"bid_size":2.0,"ask":159.8,"ask_size":7.0,"iv":0.1852,"open_interest":0.0,"volume":0.0,"delta":0.6138,"gamma":0.0013,"vega":6.0483,"theta":-2.855,"rho":1.9962,"theo":159.1719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":169.5},{"option":"SPXW260310P06785000","bid":80.4,"bid_size":12.0,"ask":81.4,"ask_size":6.0,"iv":0.185,"open_interest":2.0,"volume":3.0,"delta":-0.3863,"gamma":0.0013,"vega":6.0483,"theta":-2.8844,"rho":-1.3421,"theo":80.9717,"change":73.6,"open":73.79,"high":73.79,"low":72.8,"tick":"up","last_trade_price":73.6,"last_trade_time":"2026-02-18T14:45:51","percent_change":0.0,"prev_day_close":70.8999977111816},{"option":"SPXW260310C06790000","bid":155.1,"bid_size":2.0,"ask":156.1,"ask_size":2.0,"iv":0.1841,"open_interest":30.0,"volume":0.0,"delta":0.6077,"gamma":0.0013,"vega":6.0741,"theta":-2.8535,"rho":1.9776,"theo":155.5814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.77,"last_trade_time":"2026-02-17T14:40:38","percent_change":0.0,"prev_day_close":165.800003051758},{"option":"SPXW260310P06790000","bid":81.8,"bid_size":12.0,"ask":82.8,"ask_size":12.0,"iv":0.184,"open_interest":45.0,"volume":24.0,"delta":-0.3924,"gamma":0.0013,"vega":6.0741,"theta":-2.881,"rho":-1.3631,"theo":82.3708,"change":-8.47,"open":61.57,"high":76.43,"low":61.57,"tick":"up","last_trade_price":76.43,"last_trade_time":"2026-02-18T15:07:55","percent_change":-9.97644,"prev_day_close":72.2000007629394},{"option":"SPXW260310C06795000","bid":151.5,"bid_size":8.0,"ask":152.5,"ask_size":2.0,"iv":0.1831,"open_interest":0.0,"volume":0.0,"delta":0.6015,"gamma":0.0013,"vega":6.0989,"theta":-2.8512,"rho":1.9586,"theo":152.015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":162.150001525879},{"option":"SPXW260310P06795000","bid":83.2,"bid_size":11.0,"ask":84.2,"ask_size":6.0,"iv":0.1829,"open_interest":1.0,"volume":1.0,"delta":-0.3986,"gamma":0.0013,"vega":6.0989,"theta":-2.8768,"rho":-1.3846,"theo":83.7941,"change":76.31,"open":76.31,"high":76.31,"low":76.31,"tick":"up","last_trade_price":76.31,"last_trade_time":"2026-02-18T14:40:43","percent_change":0.0,"prev_day_close":73.5},{"option":"SPXW260310C06800000","bid":148.0,"bid_size":2.0,"ask":149.0,"ask_size":2.0,"iv":0.182,"open_interest":40.0,"volume":2.0,"delta":0.5952,"gamma":0.0013,"vega":6.1227,"theta":-2.8481,"rho":1.9391,"theo":148.4734,"change":16.13,"open":175.27,"high":175.27,"low":161.68,"tick":"down","last_trade_price":161.68,"last_trade_time":"2026-02-18T14:19:33","percent_change":11.0821,"prev_day_close":158.400001525879},{"option":"SPXW260310P06800000","bid":84.7,"bid_size":5.0,"ask":85.6,"ask_size":12.0,"iv":0.182,"open_interest":111.0,"volume":15.0,"delta":-0.4048,"gamma":0.0013,"vega":6.1227,"theta":-2.8718,"rho":-1.4065,"theo":85.2421,"change":-13.33,"open":73.4,"high":74.52,"low":61.54,"tick":"up","last_trade_price":74.52,"last_trade_time":"2026-02-18T16:06:19","percent_change":-15.1736,"prev_day_close":74.7999992370606},{"option":"SPXW260310C06805000","bid":144.4,"bid_size":8.0,"ask":145.5,"ask_size":8.0,"iv":0.181,"open_interest":1.0,"volume":1.0,"delta":0.5889,"gamma":0.0014,"vega":6.1454,"theta":-2.8441,"rho":1.9192,"theo":144.9572,"change":157.86,"open":157.86,"high":157.86,"low":157.86,"tick":"up","last_trade_price":157.86,"last_trade_time":"2026-02-18T14:19:33","percent_change":0.0,"prev_day_close":154.75},{"option":"SPXW260310P06805000","bid":86.1,"bid_size":6.0,"ask":87.1,"ask_size":6.0,"iv":0.1808,"open_interest":0.0,"volume":0.0,"delta":-0.4112,"gamma":0.0014,"vega":6.1454,"theta":-2.8659,"rho":-1.4289,"theo":86.7155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":76.0499992370606},{"option":"SPXW260310C06810000","bid":141.0,"bid_size":2.0,"ask":142.0,"ask_size":12.0,"iv":0.1799,"open_interest":35.0,"volume":0.0,"delta":0.5824,"gamma":0.0014,"vega":6.1669,"theta":-2.8392,"rho":1.8988,"theo":141.4671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.2,"last_trade_time":"2026-02-17T15:24:12","percent_change":0.0,"prev_day_close":151.150001525879},{"option":"SPXW260310P06810000","bid":87.6,"bid_size":11.0,"ask":88.6,"ask_size":12.0,"iv":0.1797,"open_interest":87.0,"volume":14.0,"delta":-0.4176,"gamma":0.0014,"vega":6.1669,"theta":-2.8591,"rho":-1.4518,"theo":88.215,"change":-9.54,"open":81.46,"high":81.46,"low":81.46,"tick":"no_change","last_trade_price":81.46,"last_trade_time":"2026-02-18T14:45:13","percent_change":-10.4835,"prev_day_close":77.4500007629394},{"option":"SPXW260310C06815000","bid":137.5,"bid_size":2.0,"ask":138.5,"ask_size":6.0,"iv":0.1789,"open_interest":0.0,"volume":0.0,"delta":0.5759,"gamma":0.0014,"vega":6.187,"theta":-2.8333,"rho":1.878,"theo":138.0037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":147.549995422363},{"option":"SPXW260310P06815000","bid":89.1,"bid_size":11.0,"ask":90.1,"ask_size":6.0,"iv":0.1786,"open_interest":1.0,"volume":1.0,"delta":-0.4241,"gamma":0.0014,"vega":6.187,"theta":-2.8514,"rho":-1.475,"theo":89.7413,"change":85.46,"open":85.46,"high":85.46,"low":85.46,"tick":"up","last_trade_price":85.46,"last_trade_time":"2026-02-18T15:30:18","percent_change":0.0,"prev_day_close":78.8999977111816},{"option":"SPXW260310C06820000","bid":134.0,"bid_size":2.0,"ask":135.1,"ask_size":10.0,"iv":0.1777,"open_interest":13.0,"volume":0.0,"delta":0.5693,"gamma":0.0014,"vega":6.2056,"theta":-2.8266,"rho":1.8569,"theo":134.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.28,"last_trade_time":"2026-02-17T15:44:29","percent_change":0.0,"prev_day_close":143.950004577637},{"option":"SPXW260310P06820000","bid":90.7,"bid_size":11.0,"ask":91.7,"ask_size":11.0,"iv":0.1776,"open_interest":35.0,"volume":14.0,"delta":-0.4308,"gamma":0.0014,"vega":6.2056,"theta":-2.8428,"rho":-1.4985,"theo":91.2948,"change":-6.79,"open":70.3,"high":87.46,"low":70.3,"tick":"up","last_trade_price":87.46,"last_trade_time":"2026-02-18T15:23:57","percent_change":-7.20424,"prev_day_close":80.25},{"option":"SPXW260310C06825000","bid":130.6,"bid_size":2.0,"ask":131.7,"ask_size":2.0,"iv":0.1766,"open_interest":17.0,"volume":2.0,"delta":0.5626,"gamma":0.0014,"vega":6.2226,"theta":-2.8188,"rho":1.8357,"theo":131.159,"change":10.65,"open":139.3,"high":139.3,"low":139.3,"tick":"up","last_trade_price":139.3,"last_trade_time":"2026-02-18T14:45:09","percent_change":8.27827,"prev_day_close":140.400001525879},{"option":"SPXW260310P06825000","bid":92.2,"bid_size":11.0,"ask":93.3,"ask_size":11.0,"iv":0.1766,"open_interest":232.0,"volume":0.0,"delta":-0.4375,"gamma":0.0014,"vega":6.2226,"theta":-2.8332,"rho":-1.5222,"theo":92.8759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.97,"last_trade_time":"2026-02-17T10:30:05","percent_change":0.0,"prev_day_close":81.75},{"option":"SPXW260310C06830000","bid":127.2,"bid_size":2.0,"ask":128.3,"ask_size":6.0,"iv":0.1755,"open_interest":18.0,"volume":5.0,"delta":0.5558,"gamma":0.0014,"vega":6.238,"theta":-2.8101,"rho":1.8143,"theo":127.7784,"change":4.4,"open":129.75,"high":129.75,"low":129.75,"tick":"down","last_trade_price":129.75,"last_trade_time":"2026-02-18T15:26:31","percent_change":3.51017,"prev_day_close":136.849998474121},{"option":"SPXW260310P06830000","bid":93.8,"bid_size":11.0,"ask":94.9,"ask_size":11.0,"iv":0.1755,"open_interest":78.0,"volume":4.0,"delta":-0.4443,"gamma":0.0014,"vega":6.238,"theta":-2.8226,"rho":-1.546,"theo":94.4848,"change":-10.27,"open":94.06,"high":94.06,"low":71.1,"tick":"up","last_trade_price":87.33,"last_trade_time":"2026-02-18T15:30:57","percent_change":-10.5225,"prev_day_close":83.1500015258789},{"option":"SPXW260310C06835000","bid":123.9,"bid_size":2.0,"ask":124.9,"ask_size":8.0,"iv":0.1745,"open_interest":0.0,"volume":0.0,"delta":0.5488,"gamma":0.0014,"vega":6.2516,"theta":-2.8004,"rho":1.7928,"theo":124.4259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":133.400001525879},{"option":"SPXW260310P06835000","bid":95.4,"bid_size":6.0,"ask":96.5,"ask_size":6.0,"iv":0.1744,"open_interest":0.0,"volume":0.0,"delta":-0.4512,"gamma":0.0014,"vega":6.2516,"theta":-2.811,"rho":-1.57,"theo":96.122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":84.6500015258789},{"option":"SPXW260310C06840000","bid":120.6,"bid_size":2.0,"ask":121.6,"ask_size":6.0,"iv":0.1735,"open_interest":20.0,"volume":8.0,"delta":0.5419,"gamma":0.0014,"vega":6.2636,"theta":-2.7897,"rho":1.771,"theo":121.102,"change":4.15,"open":118.83,"high":123.0,"low":118.83,"tick":"up","last_trade_price":123.0,"last_trade_time":"2026-02-18T15:26:31","percent_change":3.4918,"prev_day_close":129.950004577637},{"option":"SPXW260310P06840000","bid":97.2,"bid_size":6.0,"ask":98.2,"ask_size":11.0,"iv":0.1733,"open_interest":110.0,"volume":28.0,"delta":-0.4582,"gamma":0.0014,"vega":6.2636,"theta":-2.7985,"rho":-1.5943,"theo":97.7877,"change":-8.3,"open":100.6,"high":100.6,"low":71.46,"tick":"up","last_trade_price":92.65,"last_trade_time":"2026-02-18T15:19:31","percent_change":-8.22189,"prev_day_close":86.25},{"option":"SPXW260310C06845000","bid":117.3,"bid_size":2.0,"ask":118.3,"ask_size":8.0,"iv":0.1724,"open_interest":3.0,"volume":3.0,"delta":0.5348,"gamma":0.0014,"vega":6.2739,"theta":-2.778,"rho":1.7489,"theo":117.8071,"change":115.72,"open":115.72,"high":115.72,"low":115.72,"tick":"up","last_trade_price":115.72,"last_trade_time":"2026-02-18T09:33:13","percent_change":0.0,"prev_day_close":126.5},{"option":"SPXW260310P06845000","bid":98.8,"bid_size":6.0,"ask":99.9,"ask_size":6.0,"iv":0.1722,"open_interest":0.0,"volume":0.0,"delta":-0.4653,"gamma":0.0014,"vega":6.2739,"theta":-2.7849,"rho":-1.6188,"theo":99.4825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":87.75},{"option":"SPXW260310C06850000","bid":114.0,"bid_size":2.0,"ask":115.0,"ask_size":2.0,"iv":0.1712,"open_interest":45.0,"volume":3.0,"delta":0.5276,"gamma":0.0015,"vega":6.2824,"theta":-2.7653,"rho":1.7263,"theo":114.5422,"change":13.35,"open":119.07,"high":125.8,"low":119.07,"tick":"up","last_trade_price":125.8,"last_trade_time":"2026-02-18T15:59:42","percent_change":11.8719,"prev_day_close":123.100002288818},{"option":"SPXW260310P06850000","bid":100.6,"bid_size":6.0,"ask":101.6,"ask_size":11.0,"iv":0.1711,"open_interest":154.0,"volume":21.0,"delta":-0.4725,"gamma":0.0015,"vega":6.2824,"theta":-2.7703,"rho":-1.6439,"theo":101.2071,"change":-19.22,"open":81.22,"high":85.38,"low":75.02,"tick":"up","last_trade_price":85.38,"last_trade_time":"2026-02-18T13:52:51","percent_change":-18.3748,"prev_day_close":89.3999977111816},{"option":"SPXW260310C06855000","bid":110.8,"bid_size":2.0,"ask":111.8,"ask_size":2.0,"iv":0.1702,"open_interest":0.0,"volume":0.0,"delta":0.5203,"gamma":0.0015,"vega":6.2891,"theta":-2.7514,"rho":1.7031,"theo":111.3081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":119.75},{"option":"SPXW260310P06855000","bid":102.3,"bid_size":6.0,"ask":103.4,"ask_size":6.0,"iv":0.1701,"open_interest":1.0,"volume":1.0,"delta":-0.4798,"gamma":0.0015,"vega":6.2891,"theta":-2.7546,"rho":-1.6696,"theo":102.9626,"change":96.75,"open":96.75,"high":96.75,"low":96.75,"tick":"up","last_trade_price":96.75,"last_trade_time":"2026-02-18T09:45:06","percent_change":0.0,"prev_day_close":90.9500007629394},{"option":"SPXW260310C06860000","bid":107.6,"bid_size":2.0,"ask":108.6,"ask_size":12.0,"iv":0.169,"open_interest":49.0,"volume":6.0,"delta":0.5129,"gamma":0.0015,"vega":6.2938,"theta":-2.7365,"rho":1.6794,"theo":108.1058,"change":12.85,"open":129.74,"high":129.92,"low":112.44,"tick":"up","last_trade_price":119.05,"last_trade_time":"2026-02-18T15:46:56","percent_change":12.0998,"prev_day_close":116.399997711182},{"option":"SPXW260310P06860000","bid":104.1,"bid_size":6.0,"ask":105.2,"ask_size":11.0,"iv":0.1689,"open_interest":36.0,"volume":30.0,"delta":-0.4872,"gamma":0.0015,"vega":6.2938,"theta":-2.7377,"rho":-1.6957,"theo":104.75,"change":-18.38,"open":84.32,"high":100.04,"low":84.32,"tick":"down","last_trade_price":89.97,"last_trade_time":"2026-02-18T15:46:56","percent_change":-16.9635,"prev_day_close":92.7000007629394},{"option":"SPXW260310C06865000","bid":104.4,"bid_size":2.0,"ask":105.4,"ask_size":8.0,"iv":0.1679,"open_interest":1.0,"volume":1.0,"delta":0.5054,"gamma":0.0015,"vega":6.2965,"theta":-2.7204,"rho":1.6552,"theo":104.9363,"change":106.83,"open":106.83,"high":106.83,"low":106.83,"tick":"up","last_trade_price":106.83,"last_trade_time":"2026-02-18T15:30:18","percent_change":0.0,"prev_day_close":113.100002288818},{"option":"SPXW260310P06865000","bid":105.8,"bid_size":6.0,"ask":107.0,"ask_size":6.0,"iv":0.1677,"open_interest":0.0,"volume":0.0,"delta":-0.4946,"gamma":0.0015,"vega":6.2965,"theta":-2.7198,"rho":-1.7224,"theo":106.5702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":94.3499984741211},{"option":"SPXW260310C06870000","bid":101.3,"bid_size":6.0,"ask":102.3,"ask_size":17.0,"iv":0.1668,"open_interest":70.0,"volume":8.0,"delta":0.4978,"gamma":0.0015,"vega":6.297,"theta":-2.7032,"rho":1.6307,"theo":101.8006,"change":7.93,"open":116.46,"high":122.15,"low":107.98,"tick":"down","last_trade_price":107.98,"last_trade_time":"2026-02-18T15:37:24","percent_change":7.92604,"prev_day_close":109.799999237061},{"option":"SPXW260310P06870000","bid":107.8,"bid_size":6.0,"ask":108.9,"ask_size":10.0,"iv":0.1667,"open_interest":23.0,"volume":15.0,"delta":-0.5022,"gamma":0.0015,"vega":6.297,"theta":-2.7007,"rho":-1.7493,"theo":108.4241,"change":-29.82,"open":85.28,"high":85.28,"low":82.43,"tick":"down","last_trade_price":82.43,"last_trade_time":"2026-02-18T11:28:25","percent_change":-26.5657,"prev_day_close":96.0499992370606},{"option":"SPXW260310C06875000","bid":98.2,"bid_size":6.0,"ask":99.2,"ask_size":17.0,"iv":0.1657,"open_interest":6.0,"volume":3.0,"delta":0.4902,"gamma":0.0015,"vega":6.2953,"theta":-2.6848,"rho":1.6061,"theo":98.6992,"change":13.95,"open":105.3,"high":111.0,"low":102.84,"tick":"up","last_trade_price":111.0,"last_trade_time":"2026-02-18T15:50:40","percent_change":14.374,"prev_day_close":106.549999237061},{"option":"SPXW260310P06875000","bid":109.6,"bid_size":2.0,"ask":111.0,"ask_size":6.0,"iv":0.1657,"open_interest":30.0,"volume":19.0,"delta":-0.5099,"gamma":0.0015,"vega":6.2953,"theta":-2.6805,"rho":-1.7764,"theo":110.3123,"change":-11.17,"open":81.63,"high":103.03,"low":81.63,"tick":"up","last_trade_price":103.03,"last_trade_time":"2026-02-18T14:36:22","percent_change":-9.78109,"prev_day_close":97.7999992370606},{"option":"SPXW260310C06880000","bid":95.1,"bid_size":6.0,"ask":96.1,"ask_size":6.0,"iv":0.1645,"open_interest":36.0,"volume":2.0,"delta":0.4824,"gamma":0.0015,"vega":6.2914,"theta":-2.6653,"rho":1.5813,"theo":95.6328,"change":22.27,"open":113.45,"high":116.37,"low":113.45,"tick":"up","last_trade_price":116.37,"last_trade_time":"2026-02-18T10:20:33","percent_change":23.6663,"prev_day_close":103.349998474121},{"option":"SPXW260310P06880000","bid":111.6,"bid_size":2.0,"ask":112.7,"ask_size":6.0,"iv":0.1645,"open_interest":22.0,"volume":2.0,"delta":-0.5176,"gamma":0.0015,"vega":6.2914,"theta":-2.6591,"rho":-1.8036,"theo":112.2355,"change":-19.75,"open":95.5,"high":96.5,"low":95.5,"tick":"up","last_trade_price":96.5,"last_trade_time":"2026-02-18T14:17:46","percent_change":-16.9892,"prev_day_close":99.6000022888184},{"option":"SPXW260310C06885000","bid":92.1,"bid_size":7.0,"ask":93.1,"ask_size":6.0,"iv":0.1633,"open_interest":1.0,"volume":1.0,"delta":0.4745,"gamma":0.0015,"vega":6.2852,"theta":-2.6446,"rho":1.5564,"theo":92.602,"change":96.61,"open":96.61,"high":96.61,"low":96.61,"tick":"up","last_trade_price":96.61,"last_trade_time":"2026-02-18T15:31:08","percent_change":0.0,"prev_day_close":100.200000762939},{"option":"SPXW260310P06885000","bid":113.5,"bid_size":2.0,"ask":114.6,"ask_size":2.0,"iv":0.1635,"open_interest":15.0,"volume":16.0,"delta":-0.5255,"gamma":0.0015,"vega":6.2852,"theta":-2.6365,"rho":-1.831,"theo":114.1943,"change":106.15,"open":106.69,"high":106.69,"low":89.69,"tick":"up","last_trade_price":106.15,"last_trade_time":"2026-02-18T15:32:30","percent_change":0.0,"prev_day_close":101.399997711182},{"option":"SPXW260310C06890000","bid":89.1,"bid_size":7.0,"ask":90.1,"ask_size":6.0,"iv":0.1623,"open_interest":24.0,"volume":13.0,"delta":0.4666,"gamma":0.0016,"vega":6.2766,"theta":-2.6228,"rho":1.5313,"theo":89.6076,"change":9.35,"open":109.12,"high":110.6,"low":97.65,"tick":"down","last_trade_price":97.65,"last_trade_time":"2026-02-18T14:45:44","percent_change":10.5889,"prev_day_close":97.0499992370606},{"option":"SPXW260310P06890000","bid":115.5,"bid_size":2.0,"ask":116.6,"ask_size":2.0,"iv":0.1624,"open_interest":182.0,"volume":94.0,"delta":-0.5335,"gamma":0.0016,"vega":6.2766,"theta":-2.6128,"rho":-1.8586,"theo":116.1895,"change":-21.35,"open":94.7,"high":105.58,"low":90.93,"tick":"down","last_trade_price":99.0,"last_trade_time":"2026-02-18T15:52:20","percent_change":-17.7399,"prev_day_close":103.25},{"option":"SPXW260310C06895000","bid":86.2,"bid_size":6.0,"ask":87.2,"ask_size":12.0,"iv":0.1611,"open_interest":1.0,"volume":1.0,"delta":0.4585,"gamma":0.0016,"vega":6.2655,"theta":-2.5997,"rho":1.5057,"theo":86.6507,"change":104.07,"open":104.07,"high":104.07,"low":104.07,"tick":"up","last_trade_price":104.07,"last_trade_time":"2026-02-18T11:57:06","percent_change":0.0,"prev_day_close":93.9500007629394},{"option":"SPXW260310P06895000","bid":117.6,"bid_size":2.0,"ask":118.7,"ask_size":2.0,"iv":0.161,"open_interest":5.0,"volume":8.0,"delta":-0.5415,"gamma":0.0016,"vega":6.2655,"theta":-2.5879,"rho":-1.8866,"theo":118.2223,"change":95.0,"open":97.9,"high":97.9,"low":90.71,"tick":"up","last_trade_price":95.0,"last_trade_time":"2026-02-18T13:41:14","percent_change":0.0,"prev_day_close":105.150001525879},{"option":"SPXW260310C06900000","bid":83.3,"bid_size":6.0,"ask":84.3,"ask_size":17.0,"iv":0.16,"open_interest":37.0,"volume":19.0,"delta":0.4504,"gamma":0.0016,"vega":6.2516,"theta":-2.5755,"rho":1.4795,"theo":83.733,"change":2.35,"open":104.0,"high":104.0,"low":84.95,"tick":"down","last_trade_price":84.95,"last_trade_time":"2026-02-18T15:21:45","percent_change":2.84503,"prev_day_close":90.8999977111816},{"option":"SPXW260310P06900000","bid":119.7,"bid_size":2.0,"ask":120.8,"ask_size":2.0,"iv":0.1599,"open_interest":55.0,"volume":10.0,"delta":-0.5497,"gamma":0.0016,"vega":6.2516,"theta":-2.5618,"rho":-1.9153,"theo":120.2942,"change":8.9,"open":91.0,"high":114.0,"low":91.0,"tick":"up","last_trade_price":114.0,"last_trade_time":"2026-02-18T14:56:32","percent_change":8.30999,"prev_day_close":107.100002288818},{"option":"SPXW260310C06905000","bid":80.4,"bid_size":12.0,"ask":81.4,"ask_size":12.0,"iv":0.1588,"open_interest":11.0,"volume":13.0,"delta":0.4421,"gamma":0.0016,"vega":6.2348,"theta":-2.5501,"rho":1.4527,"theo":80.8562,"change":97.74,"open":99.57,"high":101.15,"low":97.74,"tick":"down","last_trade_price":97.74,"last_trade_time":"2026-02-18T11:57:06","percent_change":0.0,"prev_day_close":87.8999977111816},{"option":"SPXW260310P06905000","bid":121.9,"bid_size":2.0,"ask":122.9,"ask_size":2.0,"iv":0.1588,"open_interest":1.0,"volume":1.0,"delta":-0.5579,"gamma":0.0016,"vega":6.2348,"theta":-2.5345,"rho":-1.9446,"theo":122.407,"change":114.63,"open":114.63,"high":114.63,"low":114.63,"tick":"up","last_trade_price":114.63,"last_trade_time":"2026-02-18T09:43:04","percent_change":0.0,"prev_day_close":109.100002288818},{"option":"SPXW260310C06910000","bid":77.6,"bid_size":17.0,"ask":78.6,"ask_size":12.0,"iv":0.1577,"open_interest":26.0,"volume":27.0,"delta":0.4338,"gamma":0.0016,"vega":6.215,"theta":-2.5235,"rho":1.4254,"theo":78.022,"change":2.61,"open":82.53,"high":97.95,"low":79.71,"tick":"down","last_trade_price":79.71,"last_trade_time":"2026-02-18T15:30:18","percent_change":3.38521,"prev_day_close":84.8999977111816},{"option":"SPXW260310P06910000","bid":124.0,"bid_size":2.0,"ask":125.1,"ask_size":2.0,"iv":0.1576,"open_interest":4.0,"volume":0.0,"delta":-0.5663,"gamma":0.0016,"vega":6.215,"theta":-2.5061,"rho":-1.9743,"theo":124.5624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.47,"last_trade_time":"2026-02-12T15:57:09","percent_change":0.0,"prev_day_close":111.049999237061},{"option":"SPXW260310C06915000","bid":74.7,"bid_size":6.0,"ask":75.9,"ask_size":6.0,"iv":0.1565,"open_interest":0.0,"volume":0.0,"delta":0.4254,"gamma":0.0016,"vega":6.1924,"theta":-2.4957,"rho":1.3978,"theo":75.2321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310P06915000","bid":124.3,"bid_size":11.0,"ask":129.1,"ask_size":11.0,"iv":0.1567,"open_interest":0.0,"volume":0.0,"delta":-0.5747,"gamma":0.0016,"vega":6.1924,"theta":-2.4764,"rho":-2.0043,"theo":126.7622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310C06920000","bid":72.1,"bid_size":13.0,"ask":73.1,"ask_size":18.0,"iv":0.1554,"open_interest":5.0,"volume":4.0,"delta":0.4169,"gamma":0.0016,"vega":6.1669,"theta":-2.4668,"rho":1.3702,"theo":72.4878,"change":17.85,"open":84.05,"high":91.3,"low":84.05,"tick":"down","last_trade_price":89.65,"last_trade_time":"2026-02-18T10:29:12","percent_change":24.8607,"prev_day_close":79.1000022888184},{"option":"SPXW260310P06920000","bid":128.5,"bid_size":2.0,"ask":129.6,"ask_size":2.0,"iv":0.1554,"open_interest":15.0,"volume":0.0,"delta":-0.5832,"gamma":0.0016,"vega":6.1669,"theta":-2.4456,"rho":-2.0344,"theo":129.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.88,"last_trade_time":"2026-02-17T10:51:56","percent_change":0.0,"prev_day_close":115.25},{"option":"SPXW260310C06925000","bid":69.4,"bid_size":13.0,"ask":70.4,"ask_size":12.0,"iv":0.1543,"open_interest":25.0,"volume":5.0,"delta":0.4083,"gamma":0.0016,"vega":6.1387,"theta":-2.4367,"rho":1.3426,"theo":69.7905,"change":19.3,"open":89.65,"high":89.65,"low":88.5,"tick":"down","last_trade_price":88.5,"last_trade_time":"2026-02-18T11:00:14","percent_change":27.8902,"prev_day_close":76.25},{"option":"SPXW260310P06925000","bid":130.8,"bid_size":2.0,"ask":131.9,"ask_size":2.0,"iv":0.1543,"open_interest":19.0,"volume":0.0,"delta":-0.5918,"gamma":0.0016,"vega":6.1387,"theta":-2.4136,"rho":-2.0644,"theo":131.2998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":126.0,"last_trade_time":"2026-02-13T13:29:56","percent_change":0.0,"prev_day_close":117.399997711182},{"option":"SPXW260310C06930000","bid":66.8,"bid_size":12.0,"ask":67.8,"ask_size":12.0,"iv":0.1532,"open_interest":126.0,"volume":112.0,"delta":0.3996,"gamma":0.0016,"vega":6.1077,"theta":-2.4054,"rho":1.315,"theo":67.1416,"change":13.06,"open":82.22,"high":85.2,"low":79.66,"tick":"down","last_trade_price":79.66,"last_trade_time":"2026-02-18T15:54:56","percent_change":19.6096,"prev_day_close":73.4500007629394},{"option":"SPXW260310P06930000","bid":133.1,"bid_size":2.0,"ask":134.2,"ask_size":2.0,"iv":0.153,"open_interest":37.0,"volume":0.0,"delta":-0.6004,"gamma":0.0016,"vega":6.1077,"theta":-2.3805,"rho":-2.0946,"theo":133.6405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.13,"last_trade_time":"2026-02-13T09:49:10","percent_change":0.0,"prev_day_close":119.5},{"option":"SPXW260310C06935000","bid":64.2,"bid_size":6.0,"ask":65.3,"ask_size":6.0,"iv":0.1522,"open_interest":0.0,"volume":0.0,"delta":0.3909,"gamma":0.0016,"vega":6.0735,"theta":-2.3732,"rho":1.287,"theo":64.5428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310P06935000","bid":133.6,"bid_size":11.0,"ask":138.4,"ask_size":11.0,"iv":0.1521,"open_interest":0.0,"volume":0.0,"delta":-0.6092,"gamma":0.0016,"vega":6.0735,"theta":-2.3464,"rho":-2.125,"theo":136.0314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310C06940000","bid":61.7,"bid_size":19.0,"ask":62.6,"ask_size":7.0,"iv":0.151,"open_interest":136.0,"volume":4.0,"delta":0.3821,"gamma":0.0016,"vega":6.036,"theta":-2.3399,"rho":1.2585,"theo":61.9964,"change":1.45,"open":76.52,"high":77.6,"low":75.0,"tick":"down","last_trade_price":75.0,"last_trade_time":"2026-02-18T13:27:16","percent_change":2.13392,"prev_day_close":67.9500007629394},{"option":"SPXW260310P06940000","bid":138.0,"bid_size":2.0,"ask":139.1,"ask_size":2.0,"iv":0.1509,"open_interest":103.0,"volume":1.0,"delta":-0.618,"gamma":0.0016,"vega":6.036,"theta":-2.3112,"rho":-2.1559,"theo":138.4746,"change":-35.4,"open":108.15,"high":108.15,"low":108.15,"tick":"down","last_trade_price":108.15,"last_trade_time":"2026-02-18T12:12:38","percent_change":-24.6604,"prev_day_close":124.049999237061},{"option":"SPXW260310C06945000","bid":59.2,"bid_size":6.0,"ask":60.3,"ask_size":6.0,"iv":0.15,"open_interest":0.0,"volume":0.0,"delta":0.3732,"gamma":0.0016,"vega":5.9946,"theta":-2.3056,"rho":1.2295,"theo":59.5049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310P06945000","bid":138.6,"bid_size":11.0,"ask":143.4,"ask_size":11.0,"iv":0.1498,"open_interest":0.0,"volume":0.0,"delta":-0.6268,"gamma":0.0016,"vega":5.9946,"theta":-2.275,"rho":-2.1874,"theo":140.9728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310C06950000","bid":56.8,"bid_size":19.0,"ask":57.7,"ask_size":13.0,"iv":0.1487,"open_interest":41.0,"volume":2.0,"delta":0.3643,"gamma":0.0016,"vega":5.9496,"theta":-2.2703,"rho":1.2001,"theo":57.0706,"change":16.8,"open":73.7,"high":73.7,"low":73.7,"tick":"up","last_trade_price":73.7,"last_trade_time":"2026-02-18T10:41:54","percent_change":29.5255,"prev_day_close":62.7000007629394},{"option":"SPXW260310P06950000","bid":143.0,"bid_size":2.0,"ask":144.1,"ask_size":2.0,"iv":0.1485,"open_interest":235.0,"volume":0.0,"delta":-0.6357,"gamma":0.0016,"vega":5.9496,"theta":-2.2379,"rho":-2.2193,"theo":143.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":139.91,"last_trade_time":"2026-02-17T14:26:42","percent_change":0.0,"prev_day_close":128.800003051758},{"option":"SPXW260310C06955000","bid":54.4,"bid_size":6.0,"ask":55.5,"ask_size":7.0,"iv":0.1478,"open_interest":0.0,"volume":0.0,"delta":0.3554,"gamma":0.0016,"vega":5.901,"theta":-2.2341,"rho":1.1706,"theo":54.6954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310P06955000","bid":143.7,"bid_size":11.0,"ask":148.6,"ask_size":11.0,"iv":0.1475,"open_interest":0.0,"volume":0.0,"delta":-0.6446,"gamma":0.0016,"vega":5.901,"theta":-2.1998,"rho":-2.2512,"theo":146.1425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260310C06960000","bid":52.1,"bid_size":20.0,"ask":53.0,"ask_size":14.0,"iv":0.1465,"open_interest":141.0,"volume":9.0,"delta":0.3464,"gamma":0.0016,"vega":5.8494,"theta":-2.1971,"rho":1.1413,"theo":52.3803,"change":2.49,"open":61.85,"high":61.85,"low":54.79,"tick":"down","last_trade_price":54.79,"last_trade_time":"2026-02-18T15:30:41","percent_change":4.761,"prev_day_close":57.6000003814697},{"option":"SPXW260310P06960000","bid":148.3,"bid_size":2.0,"ask":149.4,"ask_size":2.0,"iv":0.1463,"open_interest":105.0,"volume":2.0,"delta":-0.6536,"gamma":0.0016,"vega":5.8494,"theta":-2.1609,"rho":-2.283,"theo":148.817,"change":-32.24,"open":122.11,"high":122.11,"low":122.11,"tick":"down","last_trade_price":122.11,"last_trade_time":"2026-02-18T10:14:27","percent_change":-20.8876,"prev_day_close":133.650001525879},{"option":"SPXW260310C06970000","bid":47.6,"bid_size":22.0,"ask":48.5,"ask_size":15.0,"iv":0.1444,"open_interest":38.0,"volume":7.0,"delta":0.3285,"gamma":0.0016,"vega":5.7378,"theta":-2.1206,"rho":1.0833,"theo":47.9322,"change":14.65,"open":56.95,"high":62.6,"low":56.95,"tick":"up","last_trade_price":62.6,"last_trade_time":"2026-02-18T13:06:27","percent_change":30.5527,"prev_day_close":52.7999992370606},{"option":"SPXW260310P06970000","bid":153.8,"bid_size":1.0,"ask":154.9,"ask_size":1.0,"iv":0.1442,"open_interest":8.0,"volume":0.0,"delta":-0.6716,"gamma":0.0016,"vega":5.7378,"theta":-2.0807,"rho":-2.346,"theo":154.3482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":105.0,"last_trade_time":"2026-02-11T12:24:46","percent_change":0.0,"prev_day_close":138.800003051758},{"option":"SPXW260310C06975000","bid":45.4,"bid_size":22.0,"ask":46.3,"ask_size":15.0,"iv":0.1432,"open_interest":45.0,"volume":3.0,"delta":0.3195,"gamma":0.0016,"vega":5.6773,"theta":-2.0812,"rho":1.0541,"theo":45.7994,"change":9.04,"open":59.08,"high":59.08,"low":54.89,"tick":"down","last_trade_price":54.89,"last_trade_time":"2026-02-18T13:27:16","percent_change":19.7165,"prev_day_close":50.4500007629394},{"option":"SPXW260310P06975000","bid":156.6,"bid_size":1.0,"ask":157.7,"ask_size":1.0,"iv":0.1431,"open_interest":12.0,"volume":0.0,"delta":-0.6806,"gamma":0.0016,"vega":5.6773,"theta":-2.0395,"rho":-2.3776,"theo":157.205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.0,"last_trade_time":"2026-02-11T10:15:27","percent_change":0.0,"prev_day_close":141.450004577637},{"option":"SPXW260310C06980000","bid":43.3,"bid_size":24.0,"ask":44.2,"ask_size":16.0,"iv":0.1422,"open_interest":55.0,"volume":20.0,"delta":0.3105,"gamma":0.0016,"vega":5.6129,"theta":-2.0412,"rho":1.0246,"theo":43.7274,"change":12.25,"open":56.05,"high":56.05,"low":56.05,"tick":"no_change","last_trade_price":56.05,"last_trade_time":"2026-02-18T11:21:04","percent_change":27.968,"prev_day_close":48.1000003814697},{"option":"SPXW260310P06980000","bid":159.5,"bid_size":1.0,"ask":160.6,"ask_size":1.0,"iv":0.1422,"open_interest":8.0,"volume":1.0,"delta":-0.6896,"gamma":0.0016,"vega":5.6129,"theta":-1.9975,"rho":-2.4096,"theo":160.1226,"change":-4.45,"open":161.2,"high":161.2,"low":161.2,"tick":"up","last_trade_price":161.2,"last_trade_time":"2026-02-18T09:30:25","percent_change":-2.68639,"prev_day_close":144.099998474121},{"option":"SPXW260310C06990000","bid":39.3,"bid_size":9.0,"ask":40.2,"ask_size":17.0,"iv":0.14,"open_interest":75.0,"volume":54.0,"delta":0.2925,"gamma":0.0016,"vega":5.4722,"theta":-1.9587,"rho":0.965,"theo":39.7628,"change":1.57,"open":40.06,"high":51.83,"low":40.06,"tick":"down","last_trade_price":41.42,"last_trade_time":"2026-02-18T15:30:41","percent_change":3.93978,"prev_day_close":43.75},{"option":"SPXW260310P06990000","bid":163.6,"bid_size":6.0,"ask":168.3,"ask_size":6.0,"iv":0.1399,"open_interest":10.0,"volume":1.0,"delta":-0.7075,"gamma":0.0016,"vega":5.4722,"theta":-1.9114,"rho":-2.4741,"theo":166.1373,"change":-0.49,"open":171.01,"high":171.01,"low":171.01,"tick":"down","last_trade_price":171.01,"last_trade_time":"2026-02-18T09:30:47","percent_change":-0.285714,"prev_day_close":149.650001525879},{"option":"SPXW260310C07000000","bid":35.4,"bid_size":25.0,"ask":36.3,"ask_size":18.0,"iv":0.1379,"open_interest":123.0,"volume":15.0,"delta":0.2747,"gamma":0.0015,"vega":5.3188,"theta":-1.8732,"rho":0.9065,"theo":36.025,"change":0.9,"open":36.7,"high":48.62,"low":35.62,"tick":"up","last_trade_price":37.0,"last_trade_time":"2026-02-18T15:30:33","percent_change":2.49307,"prev_day_close":39.5499992370606},{"option":"SPXW260310P07000000","bid":169.7,"bid_size":6.0,"ask":174.5,"ask_size":6.0,"iv":0.138,"open_interest":16.0,"volume":3.0,"delta":-0.7253,"gamma":0.0015,"vega":5.3188,"theta":-1.822,"rho":-2.5375,"theo":172.3788,"change":-12.15,"open":142.47,"high":166.0,"low":142.47,"tick":"up","last_trade_price":166.0,"last_trade_time":"2026-02-18T15:24:32","percent_change":-7.81602,"prev_day_close":155.449996948242},{"option":"SPXW260310C07010000","bid":31.9,"bid_size":7.0,"ask":32.7,"ask_size":18.0,"iv":0.1359,"open_interest":18.0,"volume":3.0,"delta":0.257,"gamma":0.0015,"vega":5.1549,"theta":-1.7843,"rho":0.8489,"theo":32.4956,"change":6.0,"open":31.9,"high":39.37,"low":31.9,"tick":"down","last_trade_price":38.55,"last_trade_time":"2026-02-18T15:58:31","percent_change":18.4332,"prev_day_close":35.5},{"option":"SPXW260310P07010000","bid":176.1,"bid_size":6.0,"ask":180.9,"ask_size":6.0,"iv":0.136,"open_interest":8.0,"volume":0.0,"delta":-0.7431,"gamma":0.0015,"vega":5.1549,"theta":-1.7294,"rho":-2.6,"theo":178.8286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":110.2,"last_trade_time":"2026-02-10T10:38:58","percent_change":0.0,"prev_day_close":161.299995422363},{"option":"SPXW260310C07020000","bid":28.6,"bid_size":7.0,"ask":29.3,"ask_size":20.0,"iv":0.1339,"open_interest":64.0,"volume":20.0,"delta":0.2394,"gamma":0.0015,"vega":4.9756,"theta":-1.692,"rho":0.7903,"theo":29.165,"change":5.4,"open":35.5,"high":38.32,"low":30.07,"tick":"up","last_trade_price":34.65,"last_trade_time":"2026-02-18T15:58:31","percent_change":18.4615,"prev_day_close":31.75},{"option":"SPXW260310P07020000","bid":182.7,"bid_size":6.0,"ask":187.5,"ask_size":6.0,"iv":0.1339,"open_interest":1.0,"volume":1.0,"delta":-0.7607,"gamma":0.0015,"vega":4.9756,"theta":-1.6334,"rho":-2.6635,"theo":185.4772,"change":-4.45,"open":186.1,"high":186.1,"low":186.1,"tick":"down","last_trade_price":186.1,"last_trade_time":"2026-02-18T09:32:11","percent_change":-2.33534,"prev_day_close":167.599998474121},{"option":"SPXW260310C07025000","bid":27.0,"bid_size":7.0,"ask":27.7,"ask_size":20.0,"iv":0.1328,"open_interest":405.0,"volume":7.0,"delta":0.2306,"gamma":0.0014,"vega":4.8798,"theta":-1.6446,"rho":0.7612,"theo":27.5734,"change":4.9,"open":36.31,"high":36.31,"low":32.3,"tick":"up","last_trade_price":32.6,"last_trade_time":"2026-02-18T14:22:09","percent_change":17.6895,"prev_day_close":30.0499992370606},{"option":"SPXW260310P07025000","bid":186.1,"bid_size":6.0,"ask":190.9,"ask_size":6.0,"iv":0.1329,"open_interest":0.0,"volume":0.0,"delta":-0.7694,"gamma":0.0014,"vega":4.8798,"theta":-1.5842,"rho":-2.6951,"theo":188.8752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":170.650001525879},{"option":"SPXW260310C07030000","bid":25.4,"bid_size":8.0,"ask":26.1,"ask_size":21.0,"iv":0.1318,"open_interest":46.0,"volume":0.0,"delta":0.2219,"gamma":0.0014,"vega":4.781,"theta":-1.5964,"rho":0.7326,"theo":26.0302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.66,"last_trade_time":"2026-02-17T11:38:50","percent_change":0.0,"prev_day_close":28.3000001907349},{"option":"SPXW260310P07030000","bid":189.5,"bid_size":6.0,"ask":194.3,"ask_size":6.0,"iv":0.132,"open_interest":0.0,"volume":0.0,"delta":-0.7781,"gamma":0.0014,"vega":4.781,"theta":-1.5341,"rho":-2.7261,"theo":192.3217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":173.800003051758},{"option":"SPXW260310C07040000","bid":22.5,"bid_size":8.0,"ask":23.2,"ask_size":22.0,"iv":0.1299,"open_interest":69.0,"volume":25.0,"delta":0.2047,"gamma":0.0014,"vega":4.577,"theta":-1.498,"rho":0.6765,"theo":23.0881,"change":3.65,"open":31.45,"high":31.45,"low":23.1,"tick":"up","last_trade_price":27.0,"last_trade_time":"2026-02-18T15:50:17","percent_change":15.6317,"prev_day_close":25.0999994277954},{"option":"SPXW260310P07040000","bid":196.7,"bid_size":6.0,"ask":201.4,"ask_size":6.0,"iv":0.13,"open_interest":0.0,"volume":0.0,"delta":-0.7954,"gamma":0.0014,"vega":4.577,"theta":-1.4319,"rho":-2.7872,"theo":199.3589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":180.449996948242},{"option":"SPXW260310C07050000","bid":19.9,"bid_size":8.0,"ask":20.5,"ask_size":24.0,"iv":0.128,"open_interest":137.0,"volume":39.0,"delta":0.1878,"gamma":0.0013,"vega":4.3603,"theta":-1.3974,"rho":0.6201,"theo":20.3444,"change":-0.2,"open":21.3,"high":28.77,"low":20.4,"tick":"down","last_trade_price":20.4,"last_trade_time":"2026-02-18T15:26:34","percent_change":-0.904975,"prev_day_close":22.0999994277954},{"option":"SPXW260310P07050000","bid":203.3,"bid_size":4.0,"ask":209.1,"ask_size":4.0,"iv":0.1275,"open_interest":7.0,"volume":3.0,"delta":-0.8123,"gamma":0.0013,"vega":4.3603,"theta":-1.3276,"rho":-2.8484,"theo":206.5944,"change":-37.22,"open":174.63,"high":174.63,"low":174.63,"tick":"down","last_trade_price":174.63,"last_trade_time":"2026-02-18T10:13:37","percent_change":-17.569,"prev_day_close":187.349998474121},{"option":"SPXW260310C07060000","bid":17.4,"bid_size":9.0,"ask":18.0,"ask_size":25.0,"iv":0.1261,"open_interest":121.0,"volume":14.0,"delta":0.1712,"gamma":0.0013,"vega":4.1296,"theta":-1.2956,"rho":0.5652,"theo":17.8087,"change":3.61,"open":19.46,"high":24.85,"low":19.46,"tick":"down","last_trade_price":21.91,"last_trade_time":"2026-02-18T15:54:56","percent_change":19.7268,"prev_day_close":19.3500003814697},{"option":"SPXW260310P07060000","bid":210.8,"bid_size":4.0,"ask":216.7,"ask_size":4.0,"iv":0.1256,"open_interest":0.0,"volume":0.0,"delta":-0.8288,"gamma":0.0013,"vega":4.1296,"theta":-1.222,"rho":-2.9082,"theo":214.0379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":194.800003051758},{"option":"SPXW260310C07070000","bid":15.3,"bid_size":20.0,"ask":15.7,"ask_size":36.0,"iv":0.1244,"open_interest":213.0,"volume":158.0,"delta":0.1552,"gamma":0.0012,"vega":3.8935,"theta":-1.1937,"rho":0.5129,"theo":15.4843,"change":2.69,"open":16.5,"high":21.5,"low":15.49,"tick":"up","last_trade_price":18.74,"last_trade_time":"2026-02-18T15:53:28","percent_change":16.7601,"prev_day_close":16.9000005722046},{"option":"SPXW260310P07070000","bid":218.4,"bid_size":3.0,"ask":224.8,"ask_size":3.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.8448,"gamma":0.0012,"vega":3.8935,"theta":-1.1164,"rho":-2.9655,"theo":221.6928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":202.549995422363},{"option":"SPXW260310C07075000","bid":14.2,"bid_size":20.0,"ask":14.7,"ask_size":48.0,"iv":0.1235,"open_interest":381.0,"volume":17.0,"delta":0.1474,"gamma":0.0012,"vega":3.7731,"theta":-1.1432,"rho":0.487,"theo":14.4032,"change":1.5,"open":15.9,"high":19.92,"low":15.52,"tick":"up","last_trade_price":16.5,"last_trade_time":"2026-02-18T15:59:41","percent_change":10.0,"prev_day_close":15.6999998092651},{"option":"SPXW260310P07075000","bid":222.4,"bid_size":3.0,"ask":228.4,"ask_size":3.0,"iv":0.1228,"open_interest":2.0,"volume":0.0,"delta":-0.8526,"gamma":0.0012,"vega":3.7731,"theta":-1.064,"rho":-2.9939,"theo":225.6013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.2,"last_trade_time":"2026-02-10T13:31:25","percent_change":0.0,"prev_day_close":206.099998474121},{"option":"SPXW260310C07080000","bid":13.3,"bid_size":20.0,"ask":13.7,"ask_size":37.0,"iv":0.1226,"open_interest":165.0,"volume":161.0,"delta":0.1398,"gamma":0.0012,"vega":3.6502,"theta":-1.0931,"rho":0.4615,"theo":13.3776,"change":2.3,"open":15.3,"high":19.61,"low":13.4,"tick":"up","last_trade_price":16.3,"last_trade_time":"2026-02-18T15:53:28","percent_change":16.4286,"prev_day_close":14.5999999046326},{"option":"SPXW260310P07080000","bid":226.3,"bid_size":3.0,"ask":232.5,"ask_size":3.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.8602,"gamma":0.0012,"vega":3.6502,"theta":-1.0121,"rho":-3.0218,"theo":229.5653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.799995422363},{"option":"SPXW260310C07100000","bid":9.8,"bid_size":20.0,"ask":10.3,"ask_size":53.0,"iv":0.1194,"open_interest":388.0,"volume":46.0,"delta":0.1115,"gamma":0.001,"vega":3.1554,"theta":-0.9009,"rho":0.3682,"theo":9.8214,"change":0.9,"open":11.0,"high":15.05,"low":10.1,"tick":"no_change","last_trade_price":11.5,"last_trade_time":"2026-02-18T15:49:26","percent_change":8.49057,"prev_day_close":10.8000001907349},{"option":"SPXW260310P07100000","bid":242.8,"bid_size":3.0,"ask":249.1,"ask_size":3.0,"iv":0.1186,"open_interest":16.0,"volume":3.0,"delta":-0.8885,"gamma":0.001,"vega":3.1554,"theta":-0.8123,"rho":-3.1249,"theo":245.9676,"change":-40.51,"open":211.34,"high":211.34,"low":211.34,"tick":"down","last_trade_price":211.34,"last_trade_time":"2026-02-18T10:13:37","percent_change":-16.085,"prev_day_close":226.150001525879},{"option":"SPXW260310C07125000","bid":6.6,"bid_size":20.0,"ask":7.0,"ask_size":62.0,"iv":0.116,"open_interest":190.0,"volume":49.0,"delta":0.0819,"gamma":0.0008,"vega":2.5602,"theta":-0.6897,"rho":0.2701,"theo":6.5427,"change":0.45,"open":7.2,"high":10.4,"low":7.05,"tick":"up","last_trade_price":7.75,"last_trade_time":"2026-02-18T15:52:31","percent_change":6.16438,"prev_day_close":7.20000004768372},{"option":"SPXW260310P07125000","bid":264.3,"bid_size":3.0,"ask":271.3,"ask_size":3.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9181,"gamma":0.0008,"vega":2.5602,"theta":-0.5918,"rho":-3.2353,"theo":267.6371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.349998474121},{"option":"SPXW260310C07150000","bid":4.3,"bid_size":20.0,"ask":4.7,"ask_size":112.0,"iv":0.113,"open_interest":258.0,"volume":37.0,"delta":0.0594,"gamma":0.0007,"vega":2.0381,"theta":-0.5218,"rho":0.1954,"theo":4.359,"change":-0.05,"open":4.71,"high":6.88,"low":4.6,"tick":"up","last_trade_price":4.9,"last_trade_time":"2026-02-18T15:47:07","percent_change":-1.0101,"prev_day_close":4.70000004768372},{"option":"SPXW260310P07150000","bid":286.6,"bid_size":6.0,"ask":293.9,"ask_size":3.0,"iv":0.1123,"open_interest":0.0,"volume":0.0,"delta":-0.9407,"gamma":0.0007,"vega":2.0381,"theta":-0.4146,"rho":-3.3223,"theo":290.4015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.949996948242},{"option":"SPXW260310C07175000","bid":2.7,"bid_size":68.0,"ask":3.1,"ask_size":149.0,"iv":0.1105,"open_interest":298.0,"volume":36.0,"delta":0.0433,"gamma":0.0005,"vega":1.617,"theta":-0.398,"rho":0.1421,"theo":2.9773,"change":-0.1,"open":3.35,"high":4.45,"low":3.2,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T15:52:31","percent_change":-3.03031,"prev_day_close":2.97499990463257},{"option":"SPXW260310P07175000","bid":309.9,"bid_size":8.0,"ask":317.2,"ask_size":3.0,"iv":0.1095,"open_interest":0.0,"volume":0.0,"delta":-0.9568,"gamma":0.0005,"vega":1.617,"theta":-0.2814,"rho":-3.3879,"theo":313.9679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.199996948242},{"option":"SPXW260310C07200000","bid":1.75,"bid_size":87.0,"ask":2.05,"ask_size":151.0,"iv":0.1091,"open_interest":477.0,"volume":45.0,"delta":0.0322,"gamma":0.0004,"vega":1.2943,"theta":-0.3103,"rho":0.1054,"theo":2.115,"change":0.32,"open":2.8,"high":3.0,"low":2.0,"tick":"up","last_trade_price":2.05,"last_trade_time":"2026-02-18T16:06:12","percent_change":16.8421,"prev_day_close":1.89999997615814},{"option":"SPXW260310P07200000","bid":334.2,"bid_size":2.0,"ask":341.5,"ask_size":1.0,"iv":0.1097,"open_interest":0.0,"volume":0.0,"delta":-0.9678,"gamma":0.0004,"vega":1.2943,"theta":-0.1844,"rho":-3.4369,"theo":338.0538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.600006103516},{"option":"SPXW260310C07225000","bid":1.15,"bid_size":66.0,"ask":1.4,"ask_size":169.0,"iv":0.1086,"open_interest":269.0,"volume":25.0,"delta":0.0246,"gamma":0.0003,"vega":1.0489,"theta":-0.2476,"rho":0.0802,"theo":1.5608,"change":0.255,"open":1.95,"high":2.05,"low":1.31,"tick":"down","last_trade_price":1.31,"last_trade_time":"2026-02-18T16:06:12","percent_change":20.8163,"prev_day_close":1.22499996423721},{"option":"SPXW260310P07225000","bid":358.3,"bid_size":2.0,"ask":365.8,"ask_size":2.0,"iv":0.1084,"open_interest":0.0,"volume":0.0,"delta":-0.9755,"gamma":0.0003,"vega":1.0489,"theta":-0.1124,"rho":-3.4744,"theo":362.4477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.349990844727},{"option":"SPXW260310C07250000","bid":0.75,"bid_size":67.0,"ask":1.0,"ask_size":182.0,"iv":0.1088,"open_interest":147.0,"volume":12.0,"delta":0.0191,"gamma":0.0003,"vega":0.8588,"theta":-0.2011,"rho":0.0622,"theo":1.1848,"change":0.28,"open":1.18,"high":1.38,"low":1.18,"tick":"down","last_trade_price":1.33,"last_trade_time":"2026-02-18T11:32:06","percent_change":26.6667,"prev_day_close":0.824999988079071},{"option":"SPXW260310P07250000","bid":383.0,"bid_size":2.0,"ask":390.4,"ask_size":1.0,"iv":0.1094,"open_interest":0.0,"volume":0.0,"delta":-0.981,"gamma":0.0003,"vega":0.8588,"theta":-0.0565,"rho":-3.5047,"theo":387.0198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":366.149993896484},{"option":"SPXW260310C07275000","bid":0.5,"bid_size":121.0,"ask":0.75,"ask_size":91.0,"iv":0.1096,"open_interest":63.0,"volume":3.0,"delta":0.015,"gamma":0.0002,"vega":0.7077,"theta":-0.165,"rho":0.0487,"theo":0.9155,"change":0.025,"open":0.97,"high":0.97,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T13:51:54","percent_change":3.22581,"prev_day_close":0.599999994039536},{"option":"SPXW260310P07275000","bid":407.4,"bid_size":1.0,"ask":415.1,"ask_size":1.0,"iv":0.1126,"open_interest":0.0,"volume":0.0,"delta":-0.9851,"gamma":0.0002,"vega":0.7077,"theta":-0.0111,"rho":-3.5305,"theo":411.6987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.300003051758},{"option":"SPXW260310C07300000","bid":0.35,"bid_size":93.0,"ask":0.6,"ask_size":93.0,"iv":0.1114,"open_interest":384.0,"volume":14.0,"delta":0.0119,"gamma":0.0002,"vega":0.5861,"theta":-0.1365,"rho":0.0386,"theo":0.717,"change":0.07,"open":0.72,"high":0.72,"low":0.67,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-02-18T11:25:17","percent_change":11.6667,"prev_day_close":0.450000002980232},{"option":"SPXW260310P07300000","bid":432.2,"bid_size":1.0,"ask":439.9,"ask_size":1.0,"iv":0.1151,"open_interest":0.0,"volume":0.0,"delta":-0.9882,"gamma":0.0002,"vega":0.5861,"theta":0.0,"rho":-3.5529,"theo":436.4483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":416.649993896484},{"option":"SPXW260310C07325000","bid":0.25,"bid_size":101.0,"ask":0.5,"ask_size":93.0,"iv":0.1136,"open_interest":17.0,"volume":4.0,"delta":0.0095,"gamma":0.0001,"vega":0.4879,"theta":-0.1136,"rho":0.0308,"theo":0.5684,"change":0.1,"open":0.52,"high":0.55,"low":0.52,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-18T11:57:30","percent_change":22.2222,"prev_day_close":0.349999994039536},{"option":"SPXW260310P07325000","bid":457.1,"bid_size":1.0,"ask":464.7,"ask_size":1.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.9906,"gamma":0.0001,"vega":0.4879,"theta":0.0,"rho":-3.573,"theo":461.2478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.25},{"option":"SPXW260310C07350000","bid":0.2,"bid_size":51.0,"ask":0.4,"ask_size":91.0,"iv":0.116,"open_interest":21.0,"volume":1.0,"delta":0.0077,"gamma":0.0001,"vega":0.4089,"theta":-0.0955,"rho":0.0249,"theo":0.4569,"change":0.02,"open":0.37,"high":0.37,"low":0.37,"tick":"down","last_trade_price":0.37,"last_trade_time":"2026-02-18T10:00:41","percent_change":5.71429,"prev_day_close":0.300000004470348},{"option":"SPXW260310P07350000","bid":482.0,"bid_size":1.0,"ask":489.6,"ask_size":1.0,"iv":0.1205,"open_interest":0.0,"volume":0.0,"delta":-0.9924,"gamma":0.0001,"vega":0.4089,"theta":0.0,"rho":-3.5912,"theo":486.0845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":465.550003051758},{"option":"SPXW260310C07375000","bid":0.15,"bid_size":31.0,"ask":0.4,"ask_size":93.0,"iv":0.12,"open_interest":9.0,"volume":0.0,"delta":0.0063,"gamma":0.0001,"vega":0.3455,"theta":-0.0811,"rho":0.0203,"theo":0.3729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-10T11:42:30","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260310P07375000","bid":506.9,"bid_size":1.0,"ask":514.5,"ask_size":1.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.9938,"gamma":0.0001,"vega":0.3455,"theta":0.0,"rho":-3.6081,"theo":510.9486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.050003051758},{"option":"SPXW260310C07400000","bid":0.1,"bid_size":138.0,"ask":0.35,"ask_size":90.0,"iv":0.1224,"open_interest":30.0,"volume":1.0,"delta":0.0052,"gamma":0.0001,"vega":0.2948,"theta":-0.0698,"rho":0.0168,"theo":0.3095,"change":0.06,"open":0.31,"high":0.31,"low":0.31,"tick":"up","last_trade_price":0.31,"last_trade_time":"2026-02-18T10:03:38","percent_change":24.0,"prev_day_close":0.225000008940697},{"option":"SPXW260310P07400000","bid":531.8,"bid_size":1.0,"ask":539.6,"ask_size":1.0,"iv":0.1273,"open_interest":0.0,"volume":0.0,"delta":-0.9948,"gamma":0.0001,"vega":0.2948,"theta":0.0,"rho":-3.6239,"theo":535.8333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.449981689453},{"option":"SPXW260310C07425000","bid":0.1,"bid_size":58.0,"ask":0.35,"ask_size":91.0,"iv":0.1272,"open_interest":6.0,"volume":0.0,"delta":0.0044,"gamma":0.0001,"vega":0.2546,"theta":-0.0608,"rho":0.0142,"theo":0.2614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.53,"last_trade_time":"2026-02-10T09:38:40","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260310P07425000","bid":556.7,"bid_size":1.0,"ask":564.4,"ask_size":1.0,"iv":0.1345,"open_interest":0.0,"volume":0.0,"delta":-0.9956,"gamma":0.0001,"vega":0.2542,"theta":0.0,"rho":-3.6388,"theo":560.7331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.5},{"option":"SPXW260310C07450000","bid":0.1,"bid_size":32.0,"ask":0.3,"ask_size":91.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":0.0038,"gamma":0.0,"vega":0.2214,"theta":-0.0536,"rho":0.0121,"theo":0.224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260310P07450000","bid":581.6,"bid_size":1.0,"ask":589.3,"ask_size":1.0,"iv":0.1375,"open_interest":0.0,"volume":0.0,"delta":-0.9963,"gamma":0.0,"vega":0.2214,"theta":0.0,"rho":-3.6532,"theo":585.644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.199981689453},{"option":"SPXW260310C07500000","bid":0.1,"bid_size":33.0,"ask":0.3,"ask_size":92.0,"iv":0.1402,"open_interest":18.0,"volume":1.0,"delta":0.0028,"gamma":0.0,"vega":0.1728,"theta":-0.0432,"rho":0.0091,"theo":0.1719,"change":-0.015,"open":0.16,"high":0.16,"low":0.16,"tick":"down","last_trade_price":0.16,"last_trade_time":"2026-02-18T10:03:38","percent_change":-8.57143,"prev_day_close":0.175000000745058},{"option":"SPXW260310P07500000","bid":631.5,"bid_size":1.0,"ask":639.2,"ask_size":1.0,"iv":0.1476,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0,"vega":0.1728,"theta":0.0,"rho":-3.6808,"theo":635.4882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.100006103516},{"option":"SPXW260310C07600000","bid":0.05,"bid_size":40.0,"ask":0.25,"ask_size":90.0,"iv":0.1546,"open_interest":6.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.1141,"theta":-0.0306,"rho":0.0057,"theo":0.1133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-09T10:58:38","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260310P07600000","bid":731.3,"bid_size":1.0,"ask":738.9,"ask_size":1.0,"iv":0.1617,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1141,"theta":0.0,"rho":-3.7334,"theo":735.2221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.399993896484},{"option":"SPXW260310C07800000","bid":0.05,"bid_size":37.0,"ask":0.2,"ask_size":91.0,"iv":0.1865,"open_interest":0.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0563,"theta":-0.0172,"rho":0.0026,"theo":0.0568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260310P07800000","bid":930.8,"bid_size":1.0,"ask":938.6,"ask_size":1.0,"iv":0.1906,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.056,"theta":0.0,"rho":-3.8348,"theo":934.7505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":913.949981689453},{"option":"SPXW260310C08000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":93.0,"iv":0.216,"open_interest":1.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0281,"theta":-0.0094,"rho":0.0012,"theo":0.0284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-10T09:35:56","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260310P08000000","bid":1130.3,"bid_size":1.0,"ask":1138.0,"ask_size":1.0,"iv":0.2263,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0281,"theta":0.0,"rho":-3.9345,"theo":1134.3073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1115.09997558594},{"option":"SPXW260310C08200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":90.0,"iv":0.2421,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.014,"theta":-0.005,"rho":0.0006,"theo":0.0138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260310P08200000","bid":1329.9,"bid_size":1.0,"ask":1337.5,"ask_size":1.0,"iv":0.245,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.014,"theta":0.0,"rho":-4.0335,"theo":1333.8778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1313.54998779297},{"option":"SPXW260310C08400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.272,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0068,"theta":-0.0026,"rho":0.0003,"theo":0.0066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260310P08400000","bid":1529.4,"bid_size":1.0,"ask":1537.1,"ask_size":1.0,"iv":0.2786,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0069,"theta":0.0,"rho":-4.1322,"theo":1533.4556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1512.54998779297},{"option":"SPXW260310C08600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.301,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0033,"theta":-0.0013,"rho":0.0001,"theo":0.0031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260310P08600000","bid":1729.0,"bid_size":1.0,"ask":1736.7,"ask_size":1.0,"iv":0.3115,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-4.2307,"theo":1733.0371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1712.84997558594},{"option":"SPXW260310C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3291,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0016,"theta":-0.0006,"rho":0.0001,"theo":0.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260310P08800000","bid":1928.6,"bid_size":1.0,"ask":1936.2,"ask_size":1.0,"iv":0.3099,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0016,"theta":0.0,"rho":-4.3291,"theo":1932.6205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1911.70001220703},{"option":"SPXW260310C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3564,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0008,"theta":-0.0003,"rho":0.0,"theo":0.0007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260310P09000000","bid":2128.1,"bid_size":1.0,"ask":2135.8,"ask_size":1.0,"iv":0.3447,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0008,"theta":0.0,"rho":-4.4275,"theo":2132.2048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2111.75},{"option":"SPXW260311C02800000","bid":4051.3,"bid_size":1.0,"ask":4059.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0132,"theta":0.0,"rho":1.4541,"theo":4055.1636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.14990234375},{"option":"SPXW260311P02800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":46.0,"iv":1.0745,"open_interest":19.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0132,"theta":-0.0307,"rho":-0.0008,"theo":0.0973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-13T10:27:21","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260311C03000000","bid":3851.6,"bid_size":1.0,"ask":3859.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0165,"theta":0.0,"rho":1.5577,"theo":3855.6212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3876.04992675781},{"option":"SPXW260311P03000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":108.0,"iv":1.0216,"open_interest":49.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0164,"theta":-0.036,"rho":-0.001,"theo":0.1168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:38:09","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260311C03200000","bid":3652.2,"bid_size":1.0,"ask":3659.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0206,"theta":0.0,"rho":1.6612,"theo":3656.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.19995117188},{"option":"SPXW260311P03200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":40.0,"iv":0.945,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0205,"theta":-0.042,"rho":-0.0012,"theo":0.1397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260311C03400000","bid":3452.7,"bid_size":1.0,"ask":3460.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0257,"theta":0.0,"rho":1.7647,"theo":3456.5485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3475.19995117188},{"option":"SPXW260311P03400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":254.0,"iv":0.8905,"open_interest":51.0,"volume":1.0,"delta":-0.0004,"gamma":0.0,"vega":0.0256,"theta":-0.0492,"rho":-0.0016,"theo":0.1677,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:36:18","percent_change":-42.8571,"prev_day_close":0.100000001490116},{"option":"SPXW260311C03600000","bid":3253.2,"bid_size":1.0,"ask":3260.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.032,"theta":0.0,"rho":1.8681,"theo":3257.0207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.25},{"option":"SPXW260311P03600000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":255.0,"iv":0.8347,"open_interest":79.0,"volume":3.0,"delta":-0.0006,"gamma":0.0,"vega":0.0319,"theta":-0.0578,"rho":-0.002,"theo":0.2024,"change":-0.075,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:01:05","percent_change":-33.3333,"prev_day_close":0.150000000372529},{"option":"SPXW260311C03800000","bid":3053.5,"bid_size":1.0,"ask":3061.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0401,"theta":0.0,"rho":1.9714,"theo":3057.5006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.5},{"option":"SPXW260311P03800000","bid":0.05,"bid_size":250.0,"ask":0.3,"ask_size":250.0,"iv":0.7877,"open_interest":1.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.04,"theta":-0.0677,"rho":-0.0025,"theo":0.2437,"change":-0.075,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:38:50","percent_change":-23.0769,"prev_day_close":0.200000006705523},{"option":"SPXW260311C04000000","bid":2854.2,"bid_size":1.0,"ask":2861.8,"ask_size":1.0,"iv":0.6661,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0506,"theta":0.0,"rho":2.0745,"theo":2857.9915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2877.30004882812},{"option":"SPXW260311P04000000","bid":0.15,"bid_size":245.0,"ask":0.35,"ask_size":248.0,"iv":0.7437,"open_interest":301.0,"volume":91.0,"delta":-0.0009,"gamma":0.0,"vega":0.0506,"theta":-0.0801,"rho":-0.0032,"theo":0.2976,"change":-0.155,"open":0.25,"high":0.27,"low":0.25,"tick":"up","last_trade_price":0.27,"last_trade_time":"2026-02-18T16:06:12","percent_change":-36.4706,"prev_day_close":0.274999998509884},{"option":"SPXW260311C04200000","bid":2654.7,"bid_size":1.0,"ask":2662.4,"ask_size":1.0,"iv":0.6418,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0643,"theta":0.0,"rho":2.1773,"theo":2658.4981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2678.5},{"option":"SPXW260311P04200000","bid":0.25,"bid_size":242.0,"ask":0.45,"ask_size":210.0,"iv":0.6998,"open_interest":18.0,"volume":1.0,"delta":-0.0012,"gamma":0.0,"vega":0.0641,"theta":-0.095,"rho":-0.0042,"theo":0.3648,"change":-0.175,"open":0.35,"high":0.35,"low":0.35,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-18T12:06:50","percent_change":-33.3333,"prev_day_close":0.375},{"option":"SPXW260311C04400000","bid":2455.3,"bid_size":1.0,"ask":2463.0,"ask_size":1.0,"iv":0.6256,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0833,"theta":0.0,"rho":2.2798,"theo":2459.0288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2477.90002441406},{"option":"SPXW260311P04400000","bid":0.4,"bid_size":224.0,"ask":0.6,"ask_size":203.0,"iv":0.6582,"open_interest":50.0,"volume":1.0,"delta":-0.0016,"gamma":0.0,"vega":0.083,"theta":-0.1147,"rho":-0.0055,"theo":0.4574,"change":-0.25,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:46:05","percent_change":-35.7143,"prev_day_close":0.475000008940697},{"option":"SPXW260311C04600000","bid":2255.8,"bid_size":1.0,"ask":2263.6,"ask_size":1.0,"iv":0.6014,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1099,"theta":0.0,"rho":2.3816,"theo":2259.6,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2280.19995117188},{"option":"SPXW260311P04600000","bid":0.6,"bid_size":214.0,"ask":0.8,"ask_size":190.0,"iv":0.6165,"open_interest":258.0,"volume":162.0,"delta":-0.0021,"gamma":0.0,"vega":0.1098,"theta":-0.1419,"rho":-0.0075,"theo":0.592,"change":-0.275,"open":0.75,"high":0.75,"low":0.65,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-18T13:51:51","percent_change":-29.7297,"prev_day_close":0.625},{"option":"SPXW260311C04800000","bid":2056.7,"bid_size":1.0,"ask":2064.3,"ask_size":1.0,"iv":0.5634,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.1496,"theta":0.0,"rho":2.4824,"theo":2060.2377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2080.34997558594},{"option":"SPXW260311P04800000","bid":0.9,"bid_size":31.0,"ask":1.05,"ask_size":177.0,"iv":0.5746,"open_interest":107.0,"volume":50.0,"delta":-0.003,"gamma":0.0,"vega":0.1496,"theta":-0.1801,"rho":-0.0105,"theo":0.7923,"change":-0.265,"open":0.92,"high":0.96,"low":0.92,"tick":"no_change","last_trade_price":0.96,"last_trade_time":"2026-02-18T14:01:24","percent_change":-21.6327,"prev_day_close":0.875},{"option":"SPXW260311C05000000","bid":1857.3,"bid_size":1.0,"ask":1865.1,"ask_size":1.0,"iv":0.5244,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.2086,"theta":0.0,"rho":2.5816,"theo":1860.983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.04998779297},{"option":"SPXW260311P05000000","bid":1.25,"bid_size":60.0,"ask":1.45,"ask_size":168.0,"iv":0.5329,"open_interest":132.0,"volume":60.0,"delta":-0.0043,"gamma":0.0,"vega":0.2086,"theta":-0.2348,"rho":-0.0152,"theo":1.0997,"change":-0.405,"open":1.17,"high":1.17,"low":1.17,"tick":"down","last_trade_price":1.17,"last_trade_time":"2026-02-18T16:06:12","percent_change":-25.7143,"prev_day_close":1.17500001192093},{"option":"SPXW260311C05200000","bid":1658.2,"bid_size":1.0,"ask":1666.0,"ask_size":1.0,"iv":0.4832,"open_interest":0.0,"volume":0.0,"delta":0.9937,"gamma":0.0,"vega":0.297,"theta":0.0,"rho":2.6779,"theo":1661.8911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1681.59997558594},{"option":"SPXW260311P05200000","bid":1.7,"bid_size":27.0,"ask":1.9,"ask_size":156.0,"iv":0.4891,"open_interest":809.0,"volume":105.0,"delta":-0.0063,"gamma":0.0,"vega":0.2967,"theta":-0.3112,"rho":-0.0226,"theo":1.5676,"change":-0.53,"open":1.77,"high":1.77,"low":1.52,"tick":"no_change","last_trade_price":1.52,"last_trade_time":"2026-02-18T11:12:39","percent_change":-25.8537,"prev_day_close":1.55000001192093},{"option":"SPXW260311C05400000","bid":1459.4,"bid_size":1.0,"ask":1467.1,"ask_size":1.0,"iv":0.4397,"open_interest":0.0,"volume":0.0,"delta":0.9905,"gamma":0.0,"vega":0.4273,"theta":0.0,"rho":2.7701,"theo":1463.0329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1483.5},{"option":"SPXW260311P05400000","bid":2.35,"bid_size":25.0,"ask":2.5,"ask_size":143.0,"iv":0.4455,"open_interest":891.0,"volume":370.0,"delta":-0.0096,"gamma":0.0,"vega":0.4273,"theta":-0.4152,"rho":-0.0342,"theo":2.2738,"change":-0.675,"open":2.48,"high":2.48,"low":1.88,"tick":"up","last_trade_price":2.05,"last_trade_time":"2026-02-18T16:09:12","percent_change":-24.7706,"prev_day_close":2.07500004768372},{"option":"SPXW260311C05500000","bid":1359.9,"bid_size":2.0,"ask":1367.7,"ask_size":2.0,"iv":0.4205,"open_interest":0.0,"volume":0.0,"delta":0.9883,"gamma":0.0,"vega":0.5122,"theta":0.0,"rho":2.8141,"theo":1363.7208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1321.3,"last_trade_time":"2026-02-17T12:54:34","percent_change":0.0,"prev_day_close":1384.30004882812},{"option":"SPXW260311P05500000","bid":2.75,"bid_size":24.0,"ask":2.95,"ask_size":135.0,"iv":0.4242,"open_interest":289.0,"volume":260.0,"delta":-0.0118,"gamma":0.0,"vega":0.5122,"theta":-0.4785,"rho":-0.0422,"theo":2.7427,"change":-0.73,"open":2.8,"high":2.8,"low":2.25,"tick":"down","last_trade_price":2.47,"last_trade_time":"2026-02-18T16:06:12","percent_change":-22.8125,"prev_day_close":2.42499995231628},{"option":"SPXW260311C05600000","bid":1260.8,"bid_size":2.0,"ask":1268.5,"ask_size":2.0,"iv":0.3993,"open_interest":0.0,"volume":0.0,"delta":0.9855,"gamma":0.0001,"vega":0.6161,"theta":-0.1009,"rho":2.856,"theo":1264.5097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1284.25},{"option":"SPXW260311P05600000","bid":3.2,"bid_size":153.0,"ask":3.5,"ask_size":130.0,"iv":0.4028,"open_interest":183.0,"volume":0.0,"delta":-0.0146,"gamma":0.0001,"vega":0.6161,"theta":-0.5505,"rho":-0.0522,"theo":3.3126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.81,"last_trade_time":"2026-02-17T15:46:11","percent_change":0.0,"prev_day_close":2.875},{"option":"SPXW260311C05700000","bid":1161.7,"bid_size":2.0,"ask":1169.4,"ask_size":2.0,"iv":0.3795,"open_interest":0.0,"volume":0.0,"delta":0.982,"gamma":0.0001,"vega":0.7402,"theta":-0.2189,"rho":2.8953,"theo":1165.4302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.05004882812},{"option":"SPXW260311P05700000","bid":3.9,"bid_size":144.0,"ask":4.2,"ask_size":123.0,"iv":0.3826,"open_interest":165.0,"volume":161.0,"delta":-0.0181,"gamma":0.0001,"vega":0.7402,"theta":-0.6329,"rho":-0.0648,"theo":4.0142,"change":-0.6,"open":3.93,"high":3.93,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T15:21:31","percent_change":-13.3333,"prev_day_close":3.44999992847443},{"option":"SPXW260311C05800000","bid":1062.7,"bid_size":3.0,"ask":1070.4,"ask_size":2.0,"iv":0.3605,"open_interest":0.0,"volume":0.0,"delta":0.9775,"gamma":0.0001,"vega":0.8953,"theta":-0.3502,"rho":2.9309,"theo":1066.5304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1086.85003662109},{"option":"SPXW260311P05800000","bid":4.7,"bid_size":139.0,"ask":5.0,"ask_size":71.0,"iv":0.3616,"open_interest":166.0,"volume":136.0,"delta":-0.0226,"gamma":0.0001,"vega":0.8953,"theta":-0.7287,"rho":-0.0811,"theo":4.8955,"change":-1.15,"open":4.81,"high":4.81,"low":3.8,"tick":"up","last_trade_price":4.25,"last_trade_time":"2026-02-18T16:09:12","percent_change":-21.2963,"prev_day_close":4.20000004768372},{"option":"SPXW260311C05850000","bid":1013.4,"bid_size":2.0,"ask":1021.1,"ask_size":2.0,"iv":0.3503,"open_interest":0.0,"volume":0.0,"delta":0.9747,"gamma":0.0001,"vega":0.9855,"theta":-0.4225,"rho":2.9469,"theo":1017.1739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.60003662109},{"option":"SPXW260311P05850000","bid":5.2,"bid_size":139.0,"ask":5.6,"ask_size":132.0,"iv":0.3518,"open_interest":20.0,"volume":0.0,"delta":-0.0253,"gamma":0.0001,"vega":0.9855,"theta":-0.7832,"rho":-0.0911,"theo":5.4294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.4,"last_trade_time":"2026-02-11T11:53:45","percent_change":0.0,"prev_day_close":4.65000009536743},{"option":"SPXW260311C05875000","bid":988.6,"bid_size":2.0,"ask":996.4,"ask_size":2.0,"iv":0.3454,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0001,"vega":1.0345,"theta":-0.4607,"rho":2.9544,"theo":992.5247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1012.60000610352},{"option":"SPXW260311P05875000","bid":5.5,"bid_size":135.0,"ask":5.8,"ask_size":48.0,"iv":0.3465,"open_interest":2.0,"volume":2.0,"delta":-0.0268,"gamma":0.0001,"vega":1.0345,"theta":-0.8124,"rho":-0.0965,"theo":5.7256,"change":-1.7,"open":4.5,"high":4.5,"low":4.5,"tick":"down","last_trade_price":4.5,"last_trade_time":"2026-02-18T11:27:02","percent_change":-27.4194,"prev_day_close":4.90000009536743},{"option":"SPXW260311C05900000","bid":964.1,"bid_size":2.0,"ask":971.8,"ask_size":4.0,"iv":0.3399,"open_interest":0.0,"volume":0.0,"delta":0.9715,"gamma":0.0001,"vega":1.087,"theta":-0.5003,"rho":2.9615,"theo":967.8978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":987.25},{"option":"SPXW260311P05900000","bid":5.8,"bid_size":134.0,"ask":6.2,"ask_size":128.0,"iv":0.3419,"open_interest":92.0,"volume":82.0,"delta":-0.0285,"gamma":0.0001,"vega":1.087,"theta":-0.8432,"rho":-0.1024,"theo":6.0439,"change":-1.92,"open":5.91,"high":5.91,"low":4.6,"tick":"up","last_trade_price":4.63,"last_trade_time":"2026-02-18T13:27:33","percent_change":-29.313,"prev_day_close":5.15000009536743},{"option":"SPXW260311C05925000","bid":939.6,"bid_size":3.0,"ask":947.2,"ask_size":4.0,"iv":0.3371,"open_interest":0.0,"volume":0.0,"delta":0.9698,"gamma":0.0001,"vega":1.1434,"theta":-0.5416,"rho":2.968,"theo":943.2957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":962.549987792969},{"option":"SPXW260311P05925000","bid":6.1,"bid_size":156.0,"ask":6.5,"ask_size":66.0,"iv":0.3367,"open_interest":19.0,"volume":1.0,"delta":-0.0303,"gamma":0.0001,"vega":1.1434,"theta":-0.8755,"rho":-0.1088,"theo":6.387,"change":-2.1,"open":4.8,"high":4.8,"low":4.8,"tick":"down","last_trade_price":4.8,"last_trade_time":"2026-02-18T12:34:48","percent_change":-30.4348,"prev_day_close":5.45000004768372},{"option":"SPXW260311C05950000","bid":915.1,"bid_size":3.0,"ask":922.6,"ask_size":4.0,"iv":0.3325,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0001,"vega":1.2037,"theta":-0.5846,"rho":2.974,"theo":918.7216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.600006103516},{"option":"SPXW260311P05950000","bid":6.5,"bid_size":129.0,"ask":6.9,"ask_size":65.0,"iv":0.3322,"open_interest":20.0,"volume":2.0,"delta":-0.0322,"gamma":0.0001,"vega":1.2037,"theta":-0.9096,"rho":-0.1159,"theo":6.7583,"change":-2.4,"open":5.0,"high":5.0,"low":4.9,"tick":"down","last_trade_price":4.9,"last_trade_time":"2026-02-18T13:12:06","percent_change":-32.8767,"prev_day_close":5.75},{"option":"SPXW260311C05975000","bid":890.6,"bid_size":3.0,"ask":898.0,"ask_size":3.0,"iv":0.328,"open_interest":0.0,"volume":0.0,"delta":0.9657,"gamma":0.0001,"vega":1.2678,"theta":-0.6296,"rho":2.9793,"theo":894.1792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.049987792969},{"option":"SPXW260311P05975000","bid":6.9,"bid_size":125.0,"ask":7.3,"ask_size":63.0,"iv":0.3274,"open_interest":3.0,"volume":1.0,"delta":-0.0343,"gamma":0.0001,"vega":1.2678,"theta":-0.9457,"rho":-0.1235,"theo":7.1611,"change":-0.8,"open":6.9,"high":6.9,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T15:21:11","percent_change":-10.3896,"prev_day_close":6.09999990463257},{"option":"SPXW260311C06000000","bid":865.9,"bid_size":2.0,"ask":873.5,"ask_size":3.0,"iv":0.3218,"open_interest":1.0,"volume":0.0,"delta":0.9635,"gamma":0.0001,"vega":1.3354,"theta":-0.6767,"rho":2.984,"theo":869.6722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":901.65,"last_trade_time":"2026-02-12T11:14:13","percent_change":0.0,"prev_day_close":889.5},{"option":"SPXW260311P06000000","bid":7.4,"bid_size":75.0,"ask":7.7,"ask_size":62.0,"iv":0.3228,"open_interest":14.0,"volume":1.0,"delta":-0.0366,"gamma":0.0001,"vega":1.3354,"theta":-0.984,"rho":-0.1318,"theo":7.5993,"change":-2.7,"open":5.45,"high":5.45,"low":5.45,"tick":"down","last_trade_price":5.45,"last_trade_time":"2026-02-18T13:12:06","percent_change":-33.1288,"prev_day_close":6.45000004768372},{"option":"SPXW260311C06025000","bid":841.7,"bid_size":3.0,"ask":849.1,"ask_size":2.0,"iv":0.3188,"open_interest":0.0,"volume":0.0,"delta":0.961,"gamma":0.0002,"vega":1.4071,"theta":-0.7261,"rho":2.9881,"theo":845.2042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":865.049987792969},{"option":"SPXW260311P06025000","bid":7.8,"bid_size":141.0,"ask":8.2,"ask_size":61.0,"iv":0.3179,"open_interest":1.0,"volume":0.0,"delta":-0.039,"gamma":0.0002,"vega":1.4071,"theta":-1.0245,"rho":-0.1407,"theo":8.0766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.9,"last_trade_time":"2026-02-17T12:45:03","percent_change":0.0,"prev_day_close":6.84999990463257},{"option":"SPXW260311C06050000","bid":817.4,"bid_size":3.0,"ask":824.6,"ask_size":3.0,"iv":0.3147,"open_interest":0.0,"volume":0.0,"delta":0.9583,"gamma":0.0002,"vega":1.4838,"theta":-0.7779,"rho":2.9915,"theo":820.7793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":839.5},{"option":"SPXW260311P06050000","bid":8.4,"bid_size":71.0,"ask":8.7,"ask_size":39.0,"iv":0.3135,"open_interest":29.0,"volume":2.0,"delta":-0.0417,"gamma":0.0002,"vega":1.4838,"theta":-1.0674,"rho":-0.1503,"theo":8.597,"change":-1.38,"open":7.82,"high":7.82,"low":7.82,"tick":"down","last_trade_price":7.82,"last_trade_time":"2026-02-18T09:46:28","percent_change":-15.0,"prev_day_close":7.34999990463257},{"option":"SPXW260311C06075000","bid":792.9,"bid_size":3.0,"ask":800.3,"ask_size":2.0,"iv":0.3096,"open_interest":0.0,"volume":0.0,"delta":0.9554,"gamma":0.0002,"vega":1.5668,"theta":-0.8323,"rho":2.994,"theo":796.4023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":815.350006103516},{"option":"SPXW260311P06075000","bid":8.9,"bid_size":133.0,"ask":9.3,"ask_size":57.0,"iv":0.3089,"open_interest":17.0,"volume":13.0,"delta":-0.0446,"gamma":0.0002,"vega":1.5668,"theta":-1.1129,"rho":-0.1608,"theo":9.1652,"change":-1.05,"open":8.7,"high":8.7,"low":8.7,"tick":"down","last_trade_price":8.7,"last_trade_time":"2026-02-18T14:45:01","percent_change":-10.7692,"prev_day_close":7.79999995231628},{"option":"SPXW260311C06100000","bid":768.8,"bid_size":3.0,"ask":775.9,"ask_size":3.0,"iv":0.3059,"open_interest":1.0,"volume":0.0,"delta":0.9522,"gamma":0.0002,"vega":1.6561,"theta":-0.8894,"rho":2.9953,"theo":772.079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":804.45,"last_trade_time":"2026-02-12T11:14:13","percent_change":0.0,"prev_day_close":791.549987792969},{"option":"SPXW260311P06100000","bid":9.6,"bid_size":67.0,"ask":9.9,"ask_size":36.0,"iv":0.3046,"open_interest":200.0,"volume":12.0,"delta":-0.0478,"gamma":0.0002,"vega":1.6561,"theta":-1.1611,"rho":-0.1724,"theo":9.7872,"change":-3.37,"open":8.83,"high":9.5,"low":7.03,"tick":"down","last_trade_price":7.03,"last_trade_time":"2026-02-18T12:34:10","percent_change":-32.4038,"prev_day_close":8.34999990463257},{"option":"SPXW260311C06125000","bid":744.6,"bid_size":3.0,"ask":751.6,"ask_size":3.0,"iv":0.3018,"open_interest":0.0,"volume":0.0,"delta":0.9488,"gamma":0.0002,"vega":1.7511,"theta":-0.9493,"rho":2.9955,"theo":747.816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":766.550018310547},{"option":"SPXW260311P06125000","bid":10.2,"bid_size":123.0,"ask":10.6,"ask_size":34.0,"iv":0.3,"open_interest":198.0,"volume":36.0,"delta":-0.0513,"gamma":0.0002,"vega":1.7511,"theta":-1.2122,"rho":-0.1852,"theo":10.4695,"change":-3.57,"open":10.2,"high":10.2,"low":7.53,"tick":"down","last_trade_price":7.53,"last_trade_time":"2026-02-18T12:34:10","percent_change":-32.1622,"prev_day_close":8.84999990463257},{"option":"SPXW260311C06150000","bid":720.2,"bid_size":3.0,"ask":727.6,"ask_size":2.0,"iv":0.2967,"open_interest":0.0,"volume":0.0,"delta":0.945,"gamma":0.0002,"vega":1.8512,"theta":-1.0123,"rho":2.9946,"theo":723.6197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":742.25},{"option":"SPXW260311P06150000","bid":11.0,"bid_size":81.0,"ask":11.4,"ask_size":53.0,"iv":0.2959,"open_interest":135.0,"volume":91.0,"delta":-0.0551,"gamma":0.0002,"vega":1.8512,"theta":-1.2663,"rho":-0.199,"theo":11.2184,"change":-1.51,"open":11.3,"high":11.3,"low":8.0,"tick":"up","last_trade_price":10.34,"last_trade_time":"2026-02-18T14:52:55","percent_change":-12.7426,"prev_day_close":9.5499997138977},{"option":"SPXW260311C06175000","bid":696.3,"bid_size":3.0,"ask":703.5,"ask_size":2.0,"iv":0.293,"open_interest":0.0,"volume":0.0,"delta":0.9408,"gamma":0.0002,"vega":1.9572,"theta":-1.0784,"rho":2.9927,"theo":699.4959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":718.0},{"option":"SPXW260311P06175000","bid":11.8,"bid_size":78.0,"ask":12.2,"ask_size":52.0,"iv":0.2915,"open_interest":78.0,"volume":50.0,"delta":-0.0592,"gamma":0.0002,"vega":1.9572,"theta":-1.3234,"rho":-0.2139,"theo":12.0399,"change":2.01,"open":12.1,"high":12.1,"low":10.5,"tick":"down","last_trade_price":10.5,"last_trade_time":"2026-02-18T14:31:42","percent_change":19.7059,"prev_day_close":10.1999998092651},{"option":"SPXW260311C06200000","bid":672.3,"bid_size":3.0,"ask":679.2,"ask_size":3.0,"iv":0.2887,"open_interest":0.0,"volume":0.0,"delta":0.9363,"gamma":0.0003,"vega":2.0713,"theta":-1.1475,"rho":2.9894,"theo":675.4514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":694.450012207031},{"option":"SPXW260311P06200000","bid":12.7,"bid_size":74.0,"ask":13.1,"ask_size":51.0,"iv":0.2872,"open_interest":140.0,"volume":8.0,"delta":-0.0637,"gamma":0.0003,"vega":2.0713,"theta":-1.3837,"rho":-0.2302,"theo":12.9406,"change":-0.75,"open":12.91,"high":12.91,"low":12.85,"tick":"no_change","last_trade_price":12.85,"last_trade_time":"2026-02-18T09:38:05","percent_change":-5.51471,"prev_day_close":10.9500002861023},{"option":"SPXW260311C06225000","bid":648.2,"bid_size":3.0,"ask":655.5,"ask_size":2.0,"iv":0.2842,"open_interest":0.0,"volume":0.0,"delta":0.9314,"gamma":0.0003,"vega":2.1941,"theta":-1.2198,"rho":2.9844,"theo":651.4944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":669.899993896484},{"option":"SPXW260311P06225000","bid":13.7,"bid_size":57.0,"ask":14.1,"ask_size":50.0,"iv":0.2831,"open_interest":137.0,"volume":0.0,"delta":-0.0686,"gamma":0.0003,"vega":2.1941,"theta":-1.447,"rho":-0.2482,"theo":13.9289,"change":2.29,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.92,"last_trade_time":"2026-02-13T10:27:26","percent_change":19.4068,"prev_day_close":11.8000001907349},{"option":"SPXW260311C06250000","bid":624.5,"bid_size":3.0,"ask":631.3,"ask_size":3.0,"iv":0.2803,"open_interest":0.0,"volume":0.0,"delta":0.926,"gamma":0.0003,"vega":2.3238,"theta":-1.2951,"rho":2.9775,"theo":627.6346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":646.299987792969},{"option":"SPXW260311P06250000","bid":14.8,"bid_size":54.0,"ask":15.2,"ask_size":49.0,"iv":0.279,"open_interest":144.0,"volume":65.0,"delta":-0.074,"gamma":0.0003,"vega":2.3238,"theta":-1.5135,"rho":-0.2681,"theo":15.0143,"change":2.47,"open":12.13,"high":14.12,"low":10.5,"tick":"no_change","last_trade_price":14.12,"last_trade_time":"2026-02-18T15:19:45","percent_change":19.4488,"prev_day_close":12.6999998092651},{"option":"SPXW260311C06275000","bid":600.8,"bid_size":3.0,"ask":607.5,"ask_size":3.0,"iv":0.2761,"open_interest":0.0,"volume":0.0,"delta":0.9202,"gamma":0.0003,"vega":2.4591,"theta":-1.3735,"rho":2.969,"theo":603.8805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":621.799987792969},{"option":"SPXW260311P06275000","bid":15.9,"bid_size":71.0,"ask":16.4,"ask_size":27.0,"iv":0.2748,"open_interest":1093.0,"volume":761.0,"delta":-0.0799,"gamma":0.0003,"vega":2.4591,"theta":-1.583,"rho":-0.2895,"theo":16.2055,"change":-4.08,"open":16.17,"high":17.69,"low":10.93,"tick":"down","last_trade_price":12.77,"last_trade_time":"2026-02-18T15:54:19","percent_change":-24.2137,"prev_day_close":13.75},{"option":"SPXW260311C06300000","bid":577.2,"bid_size":3.0,"ask":583.9,"ask_size":3.0,"iv":0.2722,"open_interest":0.0,"volume":0.0,"delta":0.9138,"gamma":0.0004,"vega":2.6017,"theta":-1.4548,"rho":2.959,"theo":580.2396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":597.799987792969},{"option":"SPXW260311P06300000","bid":17.2,"bid_size":41.0,"ask":17.7,"ask_size":21.0,"iv":0.2709,"open_interest":202.0,"volume":151.0,"delta":-0.0863,"gamma":0.0004,"vega":2.6017,"theta":-1.6554,"rho":-0.3125,"theo":17.5098,"change":-1.74,"open":12.49,"high":16.41,"low":11.6,"tick":"no_change","last_trade_price":16.41,"last_trade_time":"2026-02-18T15:19:45","percent_change":-9.58677,"prev_day_close":14.8499999046326},{"option":"SPXW260311C06325000","bid":553.7,"bid_size":3.0,"ask":560.3,"ask_size":3.0,"iv":0.2679,"open_interest":0.0,"volume":0.0,"delta":0.9068,"gamma":0.0004,"vega":2.7541,"theta":-1.5386,"rho":2.9467,"theo":556.7208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":574.75},{"option":"SPXW260311P06325000","bid":18.6,"bid_size":39.0,"ask":19.2,"ask_size":20.0,"iv":0.2668,"open_interest":189.0,"volume":140.0,"delta":-0.0932,"gamma":0.0004,"vega":2.7541,"theta":-1.7303,"rho":-0.3378,"theo":18.9364,"change":-1.78,"open":18.77,"high":20.43,"low":13.3,"tick":"up","last_trade_price":17.82,"last_trade_time":"2026-02-18T15:28:24","percent_change":-9.08163,"prev_day_close":16.0500001907349},{"option":"SPXW260311C06350000","bid":529.7,"bid_size":3.0,"ask":537.0,"ask_size":2.0,"iv":0.2629,"open_interest":0.0,"volume":0.0,"delta":0.8993,"gamma":0.0004,"vega":2.915,"theta":-1.6248,"rho":2.9318,"theo":533.3362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":550.399993896484},{"option":"SPXW260311P06350000","bid":20.1,"bid_size":36.0,"ask":20.7,"ask_size":18.0,"iv":0.2625,"open_interest":276.0,"volume":205.0,"delta":-0.1007,"gamma":0.0004,"vega":2.915,"theta":-1.8076,"rho":-0.3657,"theo":20.497,"change":-5.03,"open":20.12,"high":20.12,"low":13.5,"tick":"down","last_trade_price":16.07,"last_trade_time":"2026-02-18T15:54:19","percent_change":-23.8389,"prev_day_close":17.3500003814697},{"option":"SPXW260311C06375000","bid":507.0,"bid_size":3.0,"ask":514.0,"ask_size":4.0,"iv":0.2597,"open_interest":0.0,"volume":0.0,"delta":0.8911,"gamma":0.0004,"vega":3.081,"theta":-1.713,"rho":2.9146,"theo":510.0972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":526.950012207031},{"option":"SPXW260311P06375000","bid":21.8,"bid_size":34.0,"ask":22.4,"ask_size":17.0,"iv":0.2587,"open_interest":55.0,"volume":15.0,"delta":-0.1089,"gamma":0.0004,"vega":3.081,"theta":-1.8869,"rho":-0.3959,"theo":22.2032,"change":-4.2,"open":15.24,"high":18.6,"low":15.24,"tick":"up","last_trade_price":18.6,"last_trade_time":"2026-02-18T15:59:49","percent_change":-18.4211,"prev_day_close":18.8500003814697},{"option":"SPXW260311C06400000","bid":483.9,"bid_size":3.0,"ask":490.8,"ask_size":3.0,"iv":0.2556,"open_interest":0.0,"volume":0.0,"delta":0.8822,"gamma":0.0005,"vega":3.2529,"theta":-1.8028,"rho":2.8954,"theo":487.0125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":503.550003051758},{"option":"SPXW260311P06400000","bid":23.7,"bid_size":32.0,"ask":24.3,"ask_size":37.0,"iv":0.2546,"open_interest":63.0,"volume":9.0,"delta":-0.1178,"gamma":0.0005,"vega":3.2529,"theta":-1.9678,"rho":-0.4281,"theo":24.0638,"change":-1.73,"open":16.2,"high":22.97,"low":16.2,"tick":"up","last_trade_price":22.97,"last_trade_time":"2026-02-18T15:12:59","percent_change":-7.00405,"prev_day_close":20.4000005722046},{"option":"SPXW260311C06425000","bid":460.5,"bid_size":3.0,"ask":467.8,"ask_size":3.0,"iv":0.2508,"open_interest":0.0,"volume":0.0,"delta":0.8726,"gamma":0.0005,"vega":3.4342,"theta":-1.8936,"rho":2.8732,"theo":464.0923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":480.399993896484},{"option":"SPXW260311P06425000","bid":25.7,"bid_size":29.0,"ask":26.3,"ask_size":35.0,"iv":0.2506,"open_interest":112.0,"volume":65.0,"delta":-0.1274,"gamma":0.0005,"vega":3.4342,"theta":-2.0498,"rho":-0.4632,"theo":26.0889,"change":-2.17,"open":20.39,"high":24.65,"low":17.89,"tick":"no_change","last_trade_price":24.53,"last_trade_time":"2026-02-18T15:29:03","percent_change":-8.12734,"prev_day_close":22.1499996185303},{"option":"SPXW260311C06450000","bid":438.2,"bid_size":3.0,"ask":444.9,"ask_size":3.0,"iv":0.2473,"open_interest":0.0,"volume":0.0,"delta":0.8622,"gamma":0.0006,"vega":3.6233,"theta":-1.9849,"rho":2.8475,"theo":441.3519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.25},{"option":"SPXW260311P06450000","bid":27.9,"bid_size":10.0,"ask":28.5,"ask_size":31.0,"iv":0.2465,"open_interest":90.0,"volume":71.0,"delta":-0.1379,"gamma":0.0006,"vega":3.6233,"theta":-2.1322,"rho":-0.5018,"theo":28.2937,"change":-3.9,"open":22.13,"high":25.0,"low":19.0,"tick":"up","last_trade_price":25.0,"last_trade_time":"2026-02-18T15:02:41","percent_change":-13.4948,"prev_day_close":24.0500001907349},{"option":"SPXW260311C06475000","bid":415.3,"bid_size":3.0,"ask":421.9,"ask_size":3.0,"iv":0.2421,"open_interest":0.0,"volume":0.0,"delta":0.8509,"gamma":0.0006,"vega":3.8151,"theta":-2.076,"rho":2.8191,"theo":418.8057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":434.549987792969},{"option":"SPXW260311P06475000","bid":30.3,"bid_size":10.0,"ask":31.0,"ask_size":29.0,"iv":0.2426,"open_interest":115.0,"volume":17.0,"delta":-0.1491,"gamma":0.0006,"vega":3.8151,"theta":-2.2144,"rho":-0.5433,"theo":30.6928,"change":-2.48,"open":28.03,"high":29.51,"low":28.03,"tick":"no_change","last_trade_price":28.87,"last_trade_time":"2026-02-18T15:29:03","percent_change":-7.91069,"prev_day_close":26.0999994277954},{"option":"SPXW260311C06500000","bid":393.2,"bid_size":3.0,"ask":399.9,"ask_size":3.0,"iv":0.2388,"open_interest":0.0,"volume":0.0,"delta":0.8388,"gamma":0.0006,"vega":4.0115,"theta":-2.1664,"rho":2.7879,"theo":396.4646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.850006103516},{"option":"SPXW260311P06500000","bid":32.9,"bid_size":9.0,"ask":33.6,"ask_size":26.0,"iv":0.2384,"open_interest":108.0,"volume":30.0,"delta":-0.1613,"gamma":0.0006,"vega":4.0115,"theta":-2.2958,"rho":-0.5874,"theo":33.2969,"change":-7.65,"open":31.58,"high":31.97,"low":22.77,"tick":"down","last_trade_price":26.3,"last_trade_time":"2026-02-18T15:54:20","percent_change":-22.5331,"prev_day_close":28.4000005722046},{"option":"SPXW260311C06525000","bid":371.3,"bid_size":4.0,"ask":377.7,"ask_size":4.0,"iv":0.2348,"open_interest":0.0,"volume":0.0,"delta":0.8256,"gamma":0.0007,"vega":4.216,"theta":-2.255,"rho":2.7525,"theo":374.3443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.649993896484},{"option":"SPXW260311P06525000","bid":35.7,"bid_size":9.0,"ask":36.5,"ask_size":25.0,"iv":0.2343,"open_interest":130.0,"volume":17.0,"delta":-0.1744,"gamma":0.0007,"vega":4.216,"theta":-2.3755,"rho":-0.6358,"theo":36.122,"change":-3.88,"open":29.85,"high":32.97,"low":24.83,"tick":"up","last_trade_price":32.97,"last_trade_time":"2026-02-18T14:37:48","percent_change":-10.5292,"prev_day_close":30.9000005722046},{"option":"SPXW260311C06550000","bid":349.4,"bid_size":4.0,"ask":355.6,"ask_size":4.0,"iv":0.2302,"open_interest":0.0,"volume":0.0,"delta":0.8115,"gamma":0.0007,"vega":4.4232,"theta":-2.3411,"rho":2.7128,"theo":352.4674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":367.149993896484},{"option":"SPXW260311P06550000","bid":38.8,"bid_size":9.0,"ask":39.6,"ask_size":24.0,"iv":0.2302,"open_interest":188.0,"volume":28.0,"delta":-0.1886,"gamma":0.0007,"vega":4.4232,"theta":-2.4527,"rho":-0.6885,"theo":39.1903,"change":-4.37,"open":30.0,"high":35.58,"low":26.82,"tick":"up","last_trade_price":35.58,"last_trade_time":"2026-02-18T14:36:18","percent_change":-10.9387,"prev_day_close":33.6000003814697},{"option":"SPXW260311C06560000","bid":340.7,"bid_size":4.0,"ask":347.1,"ask_size":4.0,"iv":0.2287,"open_interest":0.0,"volume":0.0,"delta":0.8055,"gamma":0.0007,"vega":4.5056,"theta":-2.3746,"rho":2.696,"theo":343.789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":358.350006103516},{"option":"SPXW260311P06560000","bid":40.1,"bid_size":9.0,"ask":40.9,"ask_size":23.0,"iv":0.2285,"open_interest":14.0,"volume":3.0,"delta":-0.1946,"gamma":0.0007,"vega":4.5056,"theta":-2.4827,"rho":-0.7104,"theo":40.49,"change":-12.26,"open":29.04,"high":29.04,"low":29.04,"tick":"no_change","last_trade_price":29.04,"last_trade_time":"2026-02-18T11:20:45","percent_change":-29.6852,"prev_day_close":34.75},{"option":"SPXW260311C06570000","bid":332.1,"bid_size":4.0,"ask":338.0,"ask_size":4.0,"iv":0.2265,"open_interest":0.0,"volume":0.0,"delta":0.7993,"gamma":0.0008,"vega":4.5881,"theta":-2.4075,"rho":2.6788,"theo":335.1532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":349.550003051758},{"option":"SPXW260311P06570000","bid":41.4,"bid_size":18.0,"ask":42.2,"ask_size":22.0,"iv":0.2266,"open_interest":6.0,"volume":3.0,"delta":-0.2007,"gamma":0.0008,"vega":4.5881,"theta":-2.5121,"rho":-0.7328,"theo":41.8323,"change":-13.7,"open":36.0,"high":36.0,"low":28.95,"tick":"down","last_trade_price":28.95,"last_trade_time":"2026-02-18T11:00:33","percent_change":-32.1219,"prev_day_close":35.8999996185303},{"option":"SPXW260311C06575000","bid":327.8,"bid_size":4.0,"ask":334.1,"ask_size":4.0,"iv":0.2261,"open_interest":0.0,"volume":0.0,"delta":0.7962,"gamma":0.0008,"vega":4.6294,"theta":-2.4238,"rho":2.67,"theo":330.8516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.350006103516},{"option":"SPXW260311P06575000","bid":42.1,"bid_size":18.0,"ask":42.9,"ask_size":22.0,"iv":0.2259,"open_interest":121.0,"volume":19.0,"delta":-0.2039,"gamma":0.0008,"vega":4.6294,"theta":-2.5265,"rho":-0.7443,"theo":42.5198,"change":-8.03,"open":34.5,"high":35.32,"low":29.45,"tick":"up","last_trade_price":35.32,"last_trade_time":"2026-02-18T14:17:49","percent_change":-18.5236,"prev_day_close":36.5499992370606},{"option":"SPXW260311C06580000","bid":323.2,"bid_size":4.0,"ask":329.8,"ask_size":4.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.793,"gamma":0.0008,"vega":4.671,"theta":-2.4398,"rho":2.661,"theo":326.5612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":340.800003051758},{"option":"SPXW260311P06580000","bid":42.8,"bid_size":18.0,"ask":43.6,"ask_size":22.0,"iv":0.2249,"open_interest":19.0,"volume":6.0,"delta":-0.2071,"gamma":0.0008,"vega":4.671,"theta":-2.5408,"rho":-0.7559,"theo":43.2184,"change":-12.67,"open":41.17,"high":41.17,"low":31.38,"tick":"down","last_trade_price":31.38,"last_trade_time":"2026-02-18T12:13:28","percent_change":-28.7628,"prev_day_close":37.1500015258789},{"option":"SPXW260311C06590000","bid":315.0,"bid_size":4.0,"ask":320.8,"ask_size":4.0,"iv":0.223,"open_interest":0.0,"volume":0.0,"delta":0.7864,"gamma":0.0008,"vega":4.7549,"theta":-2.4714,"rho":2.6423,"theo":318.0146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":332.099990844727},{"option":"SPXW260311P06590000","bid":44.3,"bid_size":8.0,"ask":45.1,"ask_size":21.0,"iv":0.2234,"open_interest":20.0,"volume":7.0,"delta":-0.2136,"gamma":0.0008,"vega":4.7549,"theta":-2.5688,"rho":-0.7798,"theo":44.6499,"change":-7.01,"open":38.32,"high":38.54,"low":38.32,"tick":"up","last_trade_price":38.54,"last_trade_time":"2026-02-18T14:31:41","percent_change":-15.3897,"prev_day_close":38.4500007629394},{"option":"SPXW260311C06600000","bid":306.2,"bid_size":4.0,"ask":312.3,"ask_size":4.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.7797,"gamma":0.0008,"vega":4.8396,"theta":-2.5021,"rho":2.6226,"theo":309.5155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":323.449996948242},{"option":"SPXW260311P06600000","bid":45.8,"bid_size":8.0,"ask":46.6,"ask_size":21.0,"iv":0.2216,"open_interest":159.0,"volume":68.0,"delta":-0.2203,"gamma":0.0008,"vega":4.8396,"theta":-2.596,"rho":-0.8047,"theo":46.129,"change":-5.05,"open":43.03,"high":43.03,"low":31.85,"tick":"up","last_trade_price":42.0,"last_trade_time":"2026-02-18T15:33:10","percent_change":-10.7333,"prev_day_close":39.75},{"option":"SPXW260311C06610000","bid":298.0,"bid_size":4.0,"ask":303.8,"ask_size":4.0,"iv":0.2194,"open_interest":0.0,"volume":0.0,"delta":0.7728,"gamma":0.0008,"vega":4.9246,"theta":-2.5319,"rho":2.6019,"theo":301.0662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":314.850006103516},{"option":"SPXW260311P06610000","bid":47.3,"bid_size":8.0,"ask":48.1,"ask_size":21.0,"iv":0.2198,"open_interest":4.0,"volume":4.0,"delta":-0.2273,"gamma":0.0008,"vega":4.9246,"theta":-2.6222,"rho":-0.8306,"theo":47.6577,"change":-14.2,"open":44.1,"high":44.1,"low":34.45,"tick":"down","last_trade_price":34.45,"last_trade_time":"2026-02-18T10:39:54","percent_change":-29.1881,"prev_day_close":41.1500015258789},{"option":"SPXW260311C06620000","bid":289.8,"bid_size":4.0,"ask":295.4,"ask_size":4.0,"iv":0.2178,"open_interest":0.0,"volume":0.0,"delta":0.7656,"gamma":0.0009,"vega":5.009,"theta":-2.5607,"rho":2.5803,"theo":292.6688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":306.350006103516},{"option":"SPXW260311P06620000","bid":48.9,"bid_size":8.0,"ask":49.7,"ask_size":20.0,"iv":0.2182,"open_interest":26.0,"volume":1.0,"delta":-0.2344,"gamma":0.0009,"vega":5.009,"theta":-2.6475,"rho":-0.8573,"theo":49.2384,"change":-2.99,"open":47.26,"high":47.26,"low":47.26,"tick":"down","last_trade_price":47.26,"last_trade_time":"2026-02-18T09:30:07","percent_change":-5.95025,"prev_day_close":42.5499992370606},{"option":"SPXW260311C06625000","bid":285.2,"bid_size":7.0,"ask":291.3,"ask_size":7.0,"iv":0.2166,"open_interest":3.0,"volume":0.0,"delta":0.762,"gamma":0.0009,"vega":5.0509,"theta":-2.5748,"rho":2.5693,"theo":288.4901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.6,"last_trade_time":"2026-02-12T13:27:27","percent_change":0.0,"prev_day_close":301.849990844727},{"option":"SPXW260311P06625000","bid":49.7,"bid_size":18.0,"ask":50.5,"ask_size":20.0,"iv":0.2172,"open_interest":530.0,"volume":26.0,"delta":-0.2381,"gamma":0.0009,"vega":5.0509,"theta":-2.6598,"rho":-0.8709,"theo":50.0488,"change":-15.53,"open":48.25,"high":48.25,"low":34.0,"tick":"no_change","last_trade_price":35.52,"last_trade_time":"2026-02-18T11:35:55","percent_change":-30.4212,"prev_day_close":43.25},{"option":"SPXW260311C06630000","bid":281.5,"bid_size":7.0,"ask":287.3,"ask_size":7.0,"iv":0.2163,"open_interest":0.0,"volume":0.0,"delta":0.7582,"gamma":0.0009,"vega":5.0924,"theta":-2.5885,"rho":2.5581,"theo":284.325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":297.75},{"option":"SPXW260311P06630000","bid":50.6,"bid_size":8.0,"ask":51.4,"ask_size":20.0,"iv":0.2164,"open_interest":39.0,"volume":22.0,"delta":-0.2418,"gamma":0.0009,"vega":5.0924,"theta":-2.6717,"rho":-0.8847,"theo":50.8727,"change":-12.54,"open":49.05,"high":49.05,"low":36.2,"tick":"down","last_trade_price":39.41,"last_trade_time":"2026-02-18T13:47:43","percent_change":-24.1386,"prev_day_close":44.0},{"option":"SPXW260311C06640000","bid":273.1,"bid_size":7.0,"ask":278.7,"ask_size":7.0,"iv":0.2141,"open_interest":0.0,"volume":0.0,"delta":0.7506,"gamma":0.0009,"vega":5.1745,"theta":-2.6152,"rho":2.5354,"theo":276.036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":289.300003051758},{"option":"SPXW260311P06640000","bid":52.3,"bid_size":8.0,"ask":53.1,"ask_size":20.0,"iv":0.2146,"open_interest":11.0,"volume":0.0,"delta":-0.2494,"gamma":0.0009,"vega":5.1745,"theta":-2.6949,"rho":-0.9126,"theo":52.5618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.15,"last_trade_time":"2026-02-17T13:03:08","percent_change":0.0,"prev_day_close":45.5499992370606},{"option":"SPXW260311C06650000","bid":265.0,"bid_size":7.0,"ask":270.8,"ask_size":7.0,"iv":0.2127,"open_interest":2.0,"volume":0.0,"delta":0.7428,"gamma":0.0009,"vega":5.2558,"theta":-2.6407,"rho":2.5121,"theo":267.8032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":248.42,"last_trade_time":"2026-02-17T11:08:17","percent_change":0.0,"prev_day_close":281.049987792969},{"option":"SPXW260311P06650000","bid":54.0,"bid_size":8.0,"ask":54.8,"ask_size":18.0,"iv":0.2128,"open_interest":101.0,"volume":14.0,"delta":-0.2572,"gamma":0.0009,"vega":5.2558,"theta":-2.7168,"rho":-0.9411,"theo":54.3072,"change":0.51,"open":41.67,"high":52.0,"low":38.73,"tick":"up","last_trade_price":46.65,"last_trade_time":"2026-02-18T16:00:42","percent_change":1.0828,"prev_day_close":47.1000003814697},{"option":"SPXW260311C06660000","bid":256.7,"bid_size":7.0,"ask":262.3,"ask_size":7.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7348,"gamma":0.001,"vega":5.3368,"theta":-2.6649,"rho":2.4879,"theo":259.6284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.650009155273},{"option":"SPXW260311P06660000","bid":55.8,"bid_size":8.0,"ask":56.6,"ask_size":18.0,"iv":0.2109,"open_interest":28.0,"volume":5.0,"delta":-0.2653,"gamma":0.001,"vega":5.3368,"theta":-2.7374,"rho":-0.9704,"theo":56.1104,"change":-11.03,"open":46.32,"high":46.32,"low":46.32,"tick":"down","last_trade_price":46.32,"last_trade_time":"2026-02-18T14:13:25","percent_change":-19.2328,"prev_day_close":48.75},{"option":"SPXW260311C06670000","bid":248.4,"bid_size":7.0,"ask":254.1,"ask_size":7.0,"iv":0.2084,"open_interest":2.0,"volume":0.0,"delta":0.7264,"gamma":0.001,"vega":5.4177,"theta":-2.6877,"rho":2.4626,"theo":251.5139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":233.1,"last_trade_time":"2026-02-17T11:08:15","percent_change":0.0,"prev_day_close":264.550003051758},{"option":"SPXW260311P06670000","bid":57.7,"bid_size":8.0,"ask":58.5,"ask_size":18.0,"iv":0.2091,"open_interest":21.0,"volume":11.0,"delta":-0.2736,"gamma":0.001,"vega":5.4177,"theta":-2.7567,"rho":-1.001,"theo":57.974,"change":-11.33,"open":39.9,"high":47.92,"low":39.9,"tick":"up","last_trade_price":47.92,"last_trade_time":"2026-02-18T14:13:25","percent_change":-19.1224,"prev_day_close":50.3499984741211},{"option":"SPXW260311C06675000","bid":244.6,"bid_size":7.0,"ask":250.1,"ask_size":7.0,"iv":0.2077,"open_interest":0.0,"volume":0.0,"delta":0.7222,"gamma":0.001,"vega":5.4581,"theta":-2.6986,"rho":2.4494,"theo":247.4802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.449996948242},{"option":"SPXW260311P06675000","bid":58.6,"bid_size":16.0,"ask":59.5,"ask_size":18.0,"iv":0.2083,"open_interest":26.0,"volume":1.0,"delta":-0.2778,"gamma":0.001,"vega":5.4581,"theta":-2.7658,"rho":-1.0167,"theo":58.9294,"change":-17.77,"open":42.48,"high":42.48,"low":42.48,"tick":"down","last_trade_price":42.48,"last_trade_time":"2026-02-18T10:53:37","percent_change":-29.4938,"prev_day_close":51.25},{"option":"SPXW260311C06680000","bid":240.7,"bid_size":7.0,"ask":246.1,"ask_size":7.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.7179,"gamma":0.001,"vega":5.4983,"theta":-2.709,"rho":2.436,"theo":243.4628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":256.299995422363},{"option":"SPXW260311P06680000","bid":59.6,"bid_size":7.0,"ask":60.4,"ask_size":17.0,"iv":0.2072,"open_interest":7.0,"volume":3.0,"delta":-0.2821,"gamma":0.001,"vega":5.4983,"theta":-2.7745,"rho":-1.0328,"theo":59.901,"change":-17.86,"open":43.46,"high":43.46,"low":43.39,"tick":"down","last_trade_price":43.39,"last_trade_time":"2026-02-18T12:25:38","percent_change":-29.1592,"prev_day_close":52.1500015258789},{"option":"SPXW260311C06690000","bid":232.4,"bid_size":7.0,"ask":238.1,"ask_size":7.0,"iv":0.2048,"open_interest":0.0,"volume":0.0,"delta":0.7091,"gamma":0.001,"vega":5.5776,"theta":-2.7287,"rho":2.4082,"theo":235.478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.950004577637},{"option":"SPXW260311P06690000","bid":61.6,"bid_size":7.0,"ask":62.4,"ask_size":17.0,"iv":0.2054,"open_interest":41.0,"volume":6.0,"delta":-0.291,"gamma":0.001,"vega":5.5776,"theta":-2.7906,"rho":-1.0658,"theo":61.8944,"change":-13.05,"open":44.98,"high":50.8,"low":44.98,"tick":"down","last_trade_price":50.3,"last_trade_time":"2026-02-18T15:54:20","percent_change":-20.5998,"prev_day_close":53.9500007629394},{"option":"SPXW260311C06700000","bid":224.5,"bid_size":7.0,"ask":230.1,"ask_size":7.0,"iv":0.2028,"open_interest":1.0,"volume":0.0,"delta":0.7,"gamma":0.001,"vega":5.6548,"theta":-2.7467,"rho":2.3795,"theo":227.5621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":222.77,"last_trade_time":"2026-02-17T15:24:52","percent_change":0.0,"prev_day_close":239.849998474121},{"option":"SPXW260311P06700000","bid":63.7,"bid_size":7.0,"ask":64.5,"ask_size":17.0,"iv":0.2036,"open_interest":308.0,"volume":84.0,"delta":-0.3,"gamma":0.001,"vega":5.6548,"theta":-2.805,"rho":-1.0996,"theo":63.9566,"change":-9.42,"open":62.87,"high":62.87,"low":45.4,"tick":"down","last_trade_price":56.03,"last_trade_time":"2026-02-18T15:39:48","percent_change":-14.3927,"prev_day_close":55.75},{"option":"SPXW260311C06710000","bid":219.4,"bid_size":1.0,"ask":220.5,"ask_size":1.0,"iv":0.2016,"open_interest":0.0,"volume":0.0,"delta":0.6907,"gamma":0.0011,"vega":5.7294,"theta":-2.7629,"rho":2.3503,"theo":219.7168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":231.949996948242},{"option":"SPXW260311P06710000","bid":65.8,"bid_size":7.0,"ask":66.6,"ask_size":16.0,"iv":0.2015,"open_interest":6.0,"volume":2.0,"delta":-0.3094,"gamma":0.0011,"vega":5.7294,"theta":-2.8177,"rho":-1.134,"theo":66.0894,"change":-16.36,"open":51.29,"high":51.29,"low":51.29,"tick":"down","last_trade_price":51.29,"last_trade_time":"2026-02-18T13:41:52","percent_change":-24.1833,"prev_day_close":57.7000007629394},{"option":"SPXW260311C06720000","bid":211.6,"bid_size":1.0,"ask":212.9,"ask_size":1.0,"iv":0.1998,"open_interest":7.0,"volume":0.0,"delta":0.6811,"gamma":0.0011,"vega":5.8018,"theta":-2.7772,"rho":2.3204,"theo":211.9435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":186.78,"last_trade_time":"2026-02-17T12:53:44","percent_change":0.0,"prev_day_close":224.0},{"option":"SPXW260311P06720000","bid":68.0,"bid_size":7.0,"ask":68.8,"ask_size":15.0,"iv":0.1997,"open_interest":41.0,"volume":31.0,"delta":-0.319,"gamma":0.0011,"vega":5.8018,"theta":-2.8284,"rho":-1.1691,"theo":68.2942,"change":-4.95,"open":65.94,"high":65.94,"low":49.96,"tick":"up","last_trade_price":65.0,"last_trade_time":"2026-02-18T15:30:11","percent_change":-7.07648,"prev_day_close":59.6500015258789},{"option":"SPXW260311C06725000","bid":207.7,"bid_size":1.0,"ask":208.8,"ask_size":1.0,"iv":0.1988,"open_interest":0.0,"volume":0.0,"delta":0.6762,"gamma":0.0011,"vega":5.8372,"theta":-2.7836,"rho":2.3051,"theo":208.0846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":220.099998474121},{"option":"SPXW260311P06725000","bid":69.1,"bid_size":7.0,"ask":69.9,"ask_size":15.0,"iv":0.1988,"open_interest":47.0,"volume":5.0,"delta":-0.3239,"gamma":0.0011,"vega":5.8372,"theta":-2.833,"rho":-1.187,"theo":69.4243,"change":-16.48,"open":62.37,"high":62.37,"low":53.07,"tick":"up","last_trade_price":54.62,"last_trade_time":"2026-02-18T13:47:43","percent_change":-23.1786,"prev_day_close":60.7000007629394},{"option":"SPXW260311C06730000","bid":203.9,"bid_size":1.0,"ask":204.9,"ask_size":1.0,"iv":0.1978,"open_interest":7.0,"volume":0.0,"delta":0.6712,"gamma":0.0011,"vega":5.8723,"theta":-2.7894,"rho":2.2894,"theo":204.2444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":179.53,"last_trade_time":"2026-02-17T12:53:44","percent_change":0.0,"prev_day_close":216.25},{"option":"SPXW260311P06730000","bid":70.2,"bid_size":7.0,"ask":71.1,"ask_size":15.0,"iv":0.1978,"open_interest":27.0,"volume":21.0,"delta":-0.3289,"gamma":0.0011,"vega":5.8723,"theta":-2.8371,"rho":-1.2053,"theo":70.5732,"change":-11.17,"open":68.14,"high":68.14,"low":54.02,"tick":"up","last_trade_price":61.13,"last_trade_time":"2026-02-18T16:00:42","percent_change":-15.4495,"prev_day_close":61.75},{"option":"SPXW260311C06740000","bid":196.2,"bid_size":1.0,"ask":197.3,"ask_size":1.0,"iv":0.1959,"open_interest":6.0,"volume":0.0,"delta":0.661,"gamma":0.0012,"vega":5.9412,"theta":-2.7995,"rho":2.257,"theo":196.6227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.27,"last_trade_time":"2026-02-13T14:48:43","percent_change":0.0,"prev_day_close":207.950004577637},{"option":"SPXW260311P06740000","bid":72.6,"bid_size":6.0,"ask":73.4,"ask_size":15.0,"iv":0.1957,"open_interest":49.0,"volume":30.0,"delta":-0.3391,"gamma":0.0012,"vega":5.9412,"theta":-2.8436,"rho":-1.2429,"theo":72.9296,"change":-22.35,"open":70.52,"high":70.53,"low":52.4,"tick":"no_change","last_trade_price":52.4,"last_trade_time":"2026-02-18T12:58:45","percent_change":-29.8997,"prev_day_close":63.8499984741211},{"option":"SPXW260311C06750000","bid":188.7,"bid_size":5.0,"ask":189.8,"ask_size":2.0,"iv":0.1939,"open_interest":5.0,"volume":0.0,"delta":0.6505,"gamma":0.0012,"vega":6.0079,"theta":-2.8072,"rho":2.223,"theo":189.0821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.2,"last_trade_time":"2026-02-12T15:41:52","percent_change":0.0,"prev_day_close":200.200004577637},{"option":"SPXW260311P06750000","bid":75.0,"bid_size":6.0,"ask":75.8,"ask_size":14.0,"iv":0.1938,"open_interest":50.0,"volume":30.0,"delta":-0.3495,"gamma":0.0012,"vega":6.0079,"theta":-2.8478,"rho":-1.2821,"theo":75.3671,"change":-6.25,"open":72.92,"high":72.92,"low":54.47,"tick":"up","last_trade_price":71.0,"last_trade_time":"2026-02-18T14:55:41","percent_change":-8.09062,"prev_day_close":66.0500030517578},{"option":"SPXW260311C06755000","bid":185.0,"bid_size":5.0,"ask":186.1,"ask_size":5.0,"iv":0.193,"open_interest":0.0,"volume":0.0,"delta":0.6452,"gamma":0.0012,"vega":6.0402,"theta":-2.8102,"rho":2.2055,"theo":185.3435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06755000","bid":76.2,"bid_size":6.0,"ask":77.3,"ask_size":6.0,"iv":0.1931,"open_interest":0.0,"volume":0.0,"delta":-0.3549,"gamma":0.0012,"vega":6.0402,"theta":-2.8489,"rho":-1.3022,"theo":76.6175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06760000","bid":181.2,"bid_size":7.0,"ask":182.2,"ask_size":2.0,"iv":0.1919,"open_interest":8.0,"volume":0.0,"delta":0.6397,"gamma":0.0012,"vega":6.0716,"theta":-2.8125,"rho":2.1878,"theo":181.6264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.0,"last_trade_time":"2026-02-17T10:19:39","percent_change":0.0,"prev_day_close":192.5},{"option":"SPXW260311P06760000","bid":77.5,"bid_size":6.0,"ask":78.3,"ask_size":13.0,"iv":0.1918,"open_interest":19.0,"volume":6.0,"delta":-0.3603,"gamma":0.0012,"vega":6.0716,"theta":-2.8495,"rho":-1.3225,"theo":77.8894,"change":-17.95,"open":75.53,"high":75.53,"low":61.9,"tick":"down","last_trade_price":61.9,"last_trade_time":"2026-02-18T10:34:58","percent_change":-22.4796,"prev_day_close":68.3499984741211},{"option":"SPXW260311C06765000","bid":177.5,"bid_size":5.0,"ask":178.7,"ask_size":5.0,"iv":0.1911,"open_interest":0.0,"volume":0.0,"delta":0.6342,"gamma":0.0012,"vega":6.1019,"theta":-2.8141,"rho":2.1698,"theo":177.9311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06765000","bid":78.8,"bid_size":6.0,"ask":79.9,"ask_size":6.0,"iv":0.191,"open_interest":0.0,"volume":0.0,"delta":-0.3658,"gamma":0.0012,"vega":6.1019,"theta":-2.8493,"rho":-1.343,"theo":79.1832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06770000","bid":173.8,"bid_size":7.0,"ask":174.8,"ask_size":2.0,"iv":0.19,"open_interest":1.0,"volume":0.0,"delta":0.6286,"gamma":0.0012,"vega":6.1311,"theta":-2.8151,"rho":2.1518,"theo":174.2579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.3,"last_trade_time":"2026-02-17T10:16:18","percent_change":0.0,"prev_day_close":184.900001525879},{"option":"SPXW260311P06770000","bid":80.1,"bid_size":6.0,"ask":80.9,"ask_size":13.0,"iv":0.1898,"open_interest":13.0,"volume":8.0,"delta":-0.3714,"gamma":0.0012,"vega":6.1311,"theta":-2.8486,"rho":-1.3637,"theo":80.499,"change":-13.01,"open":59.07,"high":69.96,"low":59.07,"tick":"down","last_trade_price":69.54,"last_trade_time":"2026-02-18T16:03:38","percent_change":-15.7601,"prev_day_close":70.75},{"option":"SPXW260311C06775000","bid":170.1,"bid_size":7.0,"ask":171.2,"ask_size":2.0,"iv":0.1888,"open_interest":9.0,"volume":0.0,"delta":0.623,"gamma":0.0012,"vega":6.1593,"theta":-2.8155,"rho":2.1335,"theo":170.6069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":164.9,"last_trade_time":"2026-02-17T12:00:24","percent_change":0.0,"prev_day_close":181.099998474121},{"option":"SPXW260311P06775000","bid":81.4,"bid_size":6.0,"ask":82.2,"ask_size":13.0,"iv":0.1887,"open_interest":73.0,"volume":3.0,"delta":-0.3771,"gamma":0.0012,"vega":6.1593,"theta":-2.8471,"rho":-1.3845,"theo":81.8371,"change":-6.15,"open":58.71,"high":78.21,"low":58.71,"tick":"down","last_trade_price":77.85,"last_trade_time":"2026-02-18T15:30:18","percent_change":-7.32143,"prev_day_close":71.9499969482422},{"option":"SPXW260311C06780000","bid":166.5,"bid_size":7.0,"ask":167.5,"ask_size":2.0,"iv":0.1878,"open_interest":5.0,"volume":0.0,"delta":0.6172,"gamma":0.0012,"vega":6.1864,"theta":-2.8151,"rho":2.1151,"theo":166.9783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":161.9,"last_trade_time":"2026-02-17T11:16:26","percent_change":0.0,"prev_day_close":177.5},{"option":"SPXW260311P06780000","bid":82.7,"bid_size":6.0,"ask":83.6,"ask_size":13.0,"iv":0.1878,"open_interest":31.0,"volume":8.0,"delta":-0.3828,"gamma":0.0012,"vega":6.1864,"theta":-2.845,"rho":-1.4056,"theo":83.1976,"change":-8.64,"open":75.32,"high":76.76,"low":66.29,"tick":"up","last_trade_price":76.76,"last_trade_time":"2026-02-18T14:52:55","percent_change":-10.1171,"prev_day_close":73.1500015258789},{"option":"SPXW260311C06785000","bid":162.9,"bid_size":5.0,"ask":164.0,"ask_size":5.0,"iv":0.1869,"open_interest":0.0,"volume":0.0,"delta":0.6114,"gamma":0.0013,"vega":6.2126,"theta":-2.814,"rho":2.0964,"theo":163.3724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06785000","bid":84.1,"bid_size":6.0,"ask":85.2,"ask_size":6.0,"iv":0.187,"open_interest":0.0,"volume":0.0,"delta":-0.3886,"gamma":0.0013,"vega":6.2126,"theta":-2.8421,"rho":-1.4268,"theo":84.5808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06790000","bid":159.4,"bid_size":5.0,"ask":160.3,"ask_size":2.0,"iv":0.1858,"open_interest":6.0,"volume":0.0,"delta":0.6055,"gamma":0.0013,"vega":6.2377,"theta":-2.8122,"rho":2.0774,"theo":159.7897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":166.07,"last_trade_time":"2026-02-17T14:45:20","percent_change":0.0,"prev_day_close":169.900001525879},{"option":"SPXW260311P06790000","bid":85.5,"bid_size":6.0,"ask":86.4,"ask_size":12.0,"iv":0.1858,"open_interest":353.0,"volume":41.0,"delta":-0.3946,"gamma":0.0013,"vega":6.2377,"theta":-2.8385,"rho":-1.4484,"theo":85.9871,"change":-18.1,"open":85.42,"high":85.42,"low":68.34,"tick":"up","last_trade_price":70.2,"last_trade_time":"2026-02-18T13:57:07","percent_change":-20.4983,"prev_day_close":75.7000007629394},{"option":"SPXW260311C06795000","bid":155.7,"bid_size":6.0,"ask":156.9,"ask_size":6.0,"iv":0.1849,"open_interest":0.0,"volume":0.0,"delta":0.5995,"gamma":0.0013,"vega":6.262,"theta":-2.8096,"rho":2.058,"theo":156.2306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06795000","bid":86.9,"bid_size":5.0,"ask":88.1,"ask_size":5.0,"iv":0.1849,"open_interest":0.0,"volume":0.0,"delta":-0.4005,"gamma":0.0013,"vega":6.262,"theta":-2.8342,"rho":-1.4704,"theo":87.417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06800000","bid":152.2,"bid_size":6.0,"ask":153.3,"ask_size":12.0,"iv":0.1837,"open_interest":10.0,"volume":6.0,"delta":0.5934,"gamma":0.0013,"vega":6.2852,"theta":-2.8063,"rho":2.0381,"theo":152.6956,"change":28.19,"open":161.84,"high":177.79,"low":161.84,"tick":"up","last_trade_price":177.79,"last_trade_time":"2026-02-18T12:59:38","percent_change":18.8436,"prev_day_close":162.599998474121},{"option":"SPXW260311P06800000","bid":88.3,"bid_size":5.0,"ask":89.2,"ask_size":12.0,"iv":0.1836,"open_interest":69.0,"volume":27.0,"delta":-0.4066,"gamma":0.0013,"vega":6.2852,"theta":-2.829,"rho":-1.493,"theo":88.8711,"change":-17.7,"open":88.32,"high":89.7,"low":64.0,"tick":"down","last_trade_price":73.6,"last_trade_time":"2026-02-18T15:55:08","percent_change":-19.3866,"prev_day_close":78.2999992370606},{"option":"SPXW260311C06805000","bid":148.7,"bid_size":6.0,"ask":149.8,"ask_size":6.0,"iv":0.1827,"open_interest":0.0,"volume":0.0,"delta":0.5873,"gamma":0.0013,"vega":6.3074,"theta":-2.8021,"rho":2.0177,"theo":149.1856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06805000","bid":89.9,"bid_size":5.0,"ask":91.0,"ask_size":5.0,"iv":0.1828,"open_interest":0.0,"volume":0.0,"delta":-0.4128,"gamma":0.0013,"vega":6.3074,"theta":-2.8231,"rho":-1.5159,"theo":90.3501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06810000","bid":145.1,"bid_size":8.0,"ask":146.2,"ask_size":2.0,"iv":0.1815,"open_interest":39.0,"volume":21.0,"delta":0.581,"gamma":0.0013,"vega":6.3283,"theta":-2.7972,"rho":1.9969,"theo":145.701,"change":20.84,"open":154.74,"high":170.12,"low":154.74,"tick":"up","last_trade_price":163.59,"last_trade_time":"2026-02-18T15:54:27","percent_change":14.5989,"prev_day_close":155.400001525879},{"option":"SPXW260311P06810000","bid":91.3,"bid_size":5.0,"ask":92.2,"ask_size":11.0,"iv":0.1815,"open_interest":73.0,"volume":37.0,"delta":-0.419,"gamma":0.0013,"vega":6.3283,"theta":-2.8164,"rho":-1.5394,"theo":91.8546,"change":-14.73,"open":80.28,"high":80.28,"low":79.02,"tick":"up","last_trade_price":79.67,"last_trade_time":"2026-02-18T15:59:42","percent_change":-15.6038,"prev_day_close":81.0},{"option":"SPXW260311C06815000","bid":141.7,"bid_size":6.0,"ask":142.9,"ask_size":6.0,"iv":0.1805,"open_interest":0.0,"volume":0.0,"delta":0.5747,"gamma":0.0013,"vega":6.348,"theta":-2.7914,"rho":1.9757,"theo":142.2424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06815000","bid":92.8,"bid_size":5.0,"ask":93.9,"ask_size":5.0,"iv":0.1807,"open_interest":0.0,"volume":0.0,"delta":-0.4253,"gamma":0.0013,"vega":6.348,"theta":-2.8088,"rho":-1.5631,"theo":93.3851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06820000","bid":138.2,"bid_size":8.0,"ask":139.3,"ask_size":2.0,"iv":0.1794,"open_interest":39.0,"volume":0.0,"delta":0.5683,"gamma":0.0014,"vega":6.3661,"theta":-2.7847,"rho":1.9543,"theo":138.8102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.33,"last_trade_time":"2026-02-17T15:44:29","percent_change":0.0,"prev_day_close":148.099998474121},{"option":"SPXW260311P06820000","bid":94.4,"bid_size":5.0,"ask":95.3,"ask_size":11.0,"iv":0.1794,"open_interest":17.0,"volume":11.0,"delta":-0.4317,"gamma":0.0014,"vega":6.3661,"theta":-2.8003,"rho":-1.5871,"theo":94.942,"change":-15.18,"open":72.73,"high":88.8,"low":70.57,"tick":"down","last_trade_price":82.42,"last_trade_time":"2026-02-18T15:59:42","percent_change":-15.5533,"prev_day_close":83.7999992370606},{"option":"SPXW260311C06825000","bid":134.8,"bid_size":8.0,"ask":135.9,"ask_size":2.0,"iv":0.1784,"open_interest":41.0,"volume":2.0,"delta":0.5618,"gamma":0.0014,"vega":6.3828,"theta":-2.7771,"rho":1.9327,"theo":135.4048,"change":11.3,"open":142.2,"high":144.0,"low":142.2,"tick":"up","last_trade_price":144.0,"last_trade_time":"2026-02-18T15:39:39","percent_change":8.51545,"prev_day_close":144.599998474121},{"option":"SPXW260311P06825000","bid":95.9,"bid_size":5.0,"ask":96.8,"ask_size":6.0,"iv":0.1783,"open_interest":90.0,"volume":11.0,"delta":-0.4382,"gamma":0.0014,"vega":6.3828,"theta":-2.791,"rho":-1.6113,"theo":96.5256,"change":-29.06,"open":92.89,"high":92.89,"low":70.19,"tick":"down","last_trade_price":70.19,"last_trade_time":"2026-02-18T13:04:15","percent_change":-29.2796,"prev_day_close":85.2999992370606},{"option":"SPXW260311C06830000","bid":131.4,"bid_size":8.0,"ask":132.5,"ask_size":8.0,"iv":0.1773,"open_interest":18.0,"volume":0.0,"delta":0.5552,"gamma":0.0014,"vega":6.3978,"theta":-2.7686,"rho":1.911,"theo":132.0264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":126.8,"last_trade_time":"2026-02-17T11:50:42","percent_change":0.0,"prev_day_close":141.099998474121},{"option":"SPXW260311P06830000","bid":97.5,"bid_size":5.0,"ask":98.4,"ask_size":6.0,"iv":0.1774,"open_interest":30.0,"volume":5.0,"delta":-0.4448,"gamma":0.0014,"vega":6.3978,"theta":-2.7807,"rho":-1.6356,"theo":98.1362,"change":-10.18,"open":92.94,"high":93.14,"low":79.42,"tick":"up","last_trade_price":90.72,"last_trade_time":"2026-02-18T14:52:55","percent_change":-10.0892,"prev_day_close":86.7000007629394},{"option":"SPXW260311C06835000","bid":128.1,"bid_size":6.0,"ask":129.2,"ask_size":6.0,"iv":0.1762,"open_interest":0.0,"volume":0.0,"delta":0.5486,"gamma":0.0014,"vega":6.4113,"theta":-2.7593,"rho":1.8891,"theo":128.6752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06835000","bid":97.6,"bid_size":11.0,"ask":101.5,"ask_size":11.0,"iv":0.1762,"open_interest":0.0,"volume":0.0,"delta":-0.4515,"gamma":0.0014,"vega":6.4113,"theta":-2.7696,"rho":-1.6601,"theo":99.7741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06840000","bid":124.7,"bid_size":8.0,"ask":125.8,"ask_size":6.0,"iv":0.1751,"open_interest":10.0,"volume":0.0,"delta":0.5418,"gamma":0.0014,"vega":6.4231,"theta":-2.749,"rho":1.867,"theo":125.3516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":122.8,"last_trade_time":"2026-02-17T13:34:45","percent_change":0.0,"prev_day_close":134.099998474121},{"option":"SPXW260311P06840000","bid":100.7,"bid_size":6.0,"ask":101.7,"ask_size":6.0,"iv":0.1751,"open_interest":22.0,"volume":2.0,"delta":-0.4582,"gamma":0.0014,"vega":6.4231,"theta":-2.7575,"rho":-1.6848,"theo":101.4396,"change":-7.63,"open":96.76,"high":96.82,"low":96.76,"tick":"up","last_trade_price":96.82,"last_trade_time":"2026-02-18T09:53:35","percent_change":-7.30493,"prev_day_close":89.7999992370606},{"option":"SPXW260311C06845000","bid":121.4,"bid_size":6.0,"ask":122.6,"ask_size":6.0,"iv":0.1741,"open_interest":0.0,"volume":0.0,"delta":0.535,"gamma":0.0014,"vega":6.4333,"theta":-2.7378,"rho":1.8445,"theo":122.0561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06845000","bid":100.9,"bid_size":1.0,"ask":105.3,"ask_size":11.0,"iv":0.1743,"open_interest":0.0,"volume":0.0,"delta":-0.4651,"gamma":0.0014,"vega":6.4333,"theta":-2.7445,"rho":-1.7099,"theo":103.1331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06850000","bid":118.2,"bid_size":2.0,"ask":119.2,"ask_size":2.0,"iv":0.173,"open_interest":44.0,"volume":1.0,"delta":0.528,"gamma":0.0014,"vega":6.4418,"theta":-2.7256,"rho":1.8215,"theo":118.7894,"change":11.63,"open":128.08,"high":128.08,"low":128.08,"tick":"up","last_trade_price":128.08,"last_trade_time":"2026-02-18T15:44:40","percent_change":9.98712,"prev_day_close":127.299999237061},{"option":"SPXW260311P06850000","bid":104.0,"bid_size":11.0,"ask":105.2,"ask_size":11.0,"iv":0.1728,"open_interest":81.0,"volume":46.0,"delta":-0.472,"gamma":0.0014,"vega":6.4418,"theta":-2.7306,"rho":-1.7355,"theo":104.8555,"change":0.26,"open":91.79,"high":92.21,"low":76.87,"tick":"down","last_trade_price":91.65,"last_trade_time":"2026-02-18T16:00:19","percent_change":0.279873,"prev_day_close":92.8999977111816},{"option":"SPXW260311C06855000","bid":115.0,"bid_size":7.0,"ask":116.0,"ask_size":7.0,"iv":0.172,"open_interest":0.0,"volume":0.0,"delta":0.521,"gamma":0.0014,"vega":6.4486,"theta":-2.7124,"rho":1.798,"theo":115.5524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06855000","bid":104.1,"bid_size":1.0,"ask":108.7,"ask_size":1.0,"iv":0.1721,"open_interest":0.0,"volume":0.0,"delta":-0.479,"gamma":0.0014,"vega":6.4486,"theta":-2.7156,"rho":-1.7616,"theo":106.6075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06860000","bid":111.7,"bid_size":9.0,"ask":112.8,"ask_size":7.0,"iv":0.1708,"open_interest":28.0,"volume":5.0,"delta":0.5139,"gamma":0.0014,"vega":6.4535,"theta":-2.6983,"rho":1.7739,"theo":112.3459,"change":12.13,"open":122.28,"high":122.28,"low":122.28,"tick":"up","last_trade_price":122.28,"last_trade_time":"2026-02-18T09:57:07","percent_change":11.0123,"prev_day_close":120.549999237061},{"option":"SPXW260311P06860000","bid":107.6,"bid_size":6.0,"ask":108.7,"ask_size":6.0,"iv":0.1706,"open_interest":49.0,"volume":16.0,"delta":-0.4862,"gamma":0.0014,"vega":6.4535,"theta":-2.6997,"rho":-1.7883,"theo":108.39,"change":-19.47,"open":95.13,"high":95.13,"low":81.57,"tick":"up","last_trade_price":92.18,"last_trade_time":"2026-02-18T14:14:44","percent_change":-17.4384,"prev_day_close":96.1500015258789},{"option":"SPXW260311C06865000","bid":108.5,"bid_size":7.0,"ask":109.6,"ask_size":7.0,"iv":0.1697,"open_interest":0.0,"volume":0.0,"delta":0.5067,"gamma":0.0014,"vega":6.4565,"theta":-2.683,"rho":1.7494,"theo":109.1709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06865000","bid":107.6,"bid_size":11.0,"ask":112.4,"ask_size":11.0,"iv":0.1698,"open_interest":0.0,"volume":0.0,"delta":-0.4934,"gamma":0.0014,"vega":6.4565,"theta":-2.6827,"rho":-1.8154,"theo":110.2041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06870000","bid":105.4,"bid_size":13.0,"ask":106.5,"ask_size":13.0,"iv":0.1686,"open_interest":44.0,"volume":0.0,"delta":0.4994,"gamma":0.0014,"vega":6.4574,"theta":-2.6668,"rho":1.7245,"theo":106.0282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":88.4,"last_trade_time":"2026-02-17T10:05:11","percent_change":0.0,"prev_day_close":113.950000762939},{"option":"SPXW260311P06870000","bid":111.2,"bid_size":11.0,"ask":112.4,"ask_size":6.0,"iv":0.1685,"open_interest":16.0,"volume":2.0,"delta":-0.5007,"gamma":0.0014,"vega":6.4574,"theta":-2.6646,"rho":-1.8428,"theo":112.0504,"change":-17.69,"open":97.86,"high":97.86,"low":97.86,"tick":"down","last_trade_price":97.86,"last_trade_time":"2026-02-18T16:03:38","percent_change":-15.3094,"prev_day_close":99.5},{"option":"SPXW260311C06875000","bid":102.3,"bid_size":13.0,"ask":103.4,"ask_size":6.0,"iv":0.1675,"open_interest":18.0,"volume":0.0,"delta":0.492,"gamma":0.0015,"vega":6.4562,"theta":-2.6494,"rho":1.6995,"theo":102.9184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":104.3,"last_trade_time":"2026-02-17T14:52:58","percent_change":0.0,"prev_day_close":110.700000762939},{"option":"SPXW260311P06875000","bid":113.2,"bid_size":6.0,"ask":114.2,"ask_size":6.0,"iv":0.1674,"open_interest":89.0,"volume":24.0,"delta":-0.5081,"gamma":0.0015,"vega":6.4562,"theta":-2.6455,"rho":-1.8705,"theo":113.9296,"change":-19.87,"open":97.63,"high":97.63,"low":97.63,"tick":"no_change","last_trade_price":97.63,"last_trade_time":"2026-02-18T15:47:59","percent_change":-16.9106,"prev_day_close":101.299999237061},{"option":"SPXW260311C06880000","bid":99.2,"bid_size":18.0,"ask":100.3,"ask_size":6.0,"iv":0.1664,"open_interest":45.0,"volume":0.0,"delta":0.4845,"gamma":0.0015,"vega":6.4529,"theta":-2.631,"rho":1.6744,"theo":99.8419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":80.0,"last_trade_time":"2026-02-17T10:30:45","percent_change":0.0,"prev_day_close":107.5},{"option":"SPXW260311P06880000","bid":115.0,"bid_size":6.0,"ask":116.2,"ask_size":2.0,"iv":0.1662,"open_interest":20.0,"volume":9.0,"delta":-0.5155,"gamma":0.0015,"vega":6.4529,"theta":-2.6253,"rho":-1.8982,"theo":115.8422,"change":-29.69,"open":89.87,"high":89.87,"low":89.81,"tick":"no_change","last_trade_price":89.81,"last_trade_time":"2026-02-18T12:35:24","percent_change":-24.8452,"prev_day_close":103.049999237061},{"option":"SPXW260311C06885000","bid":96.2,"bid_size":7.0,"ask":97.4,"ask_size":7.0,"iv":0.1652,"open_interest":0.0,"volume":0.0,"delta":0.4769,"gamma":0.0015,"vega":6.4474,"theta":-2.6116,"rho":1.6491,"theo":96.7993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06885000","bid":115.2,"bid_size":11.0,"ask":120.0,"ask_size":11.0,"iv":0.1653,"open_interest":0.0,"volume":0.0,"delta":-0.5231,"gamma":0.0015,"vega":6.4474,"theta":-2.6041,"rho":-1.926,"theo":117.7887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06890000","bid":93.2,"bid_size":13.0,"ask":94.3,"ask_size":11.0,"iv":0.1641,"open_interest":32.0,"volume":32.0,"delta":0.4693,"gamma":0.0015,"vega":6.4397,"theta":-2.591,"rho":1.6237,"theo":93.7913,"change":15.68,"open":106.37,"high":107.93,"low":101.58,"tick":"up","last_trade_price":107.93,"last_trade_time":"2026-02-18T15:54:27","percent_change":16.9973,"prev_day_close":101.200000762939},{"option":"SPXW260311P06890000","bid":119.0,"bid_size":2.0,"ask":120.1,"ask_size":2.0,"iv":0.1641,"open_interest":22.0,"volume":18.0,"delta":-0.5308,"gamma":0.0015,"vega":6.4397,"theta":-2.5818,"rho":-1.9541,"theo":119.7698,"change":-14.17,"open":117.0,"high":117.0,"low":91.76,"tick":"down","last_trade_price":109.48,"last_trade_time":"2026-02-18T15:35:49","percent_change":-11.4598,"prev_day_close":106.75},{"option":"SPXW260311C06895000","bid":90.2,"bid_size":7.0,"ask":91.3,"ask_size":7.0,"iv":0.163,"open_interest":0.0,"volume":0.0,"delta":0.4615,"gamma":0.0015,"vega":6.4295,"theta":-2.5694,"rho":1.5978,"theo":90.8188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06895000","bid":119.2,"bid_size":11.0,"ask":124.0,"ask_size":11.0,"iv":0.1632,"open_interest":0.0,"volume":0.0,"delta":-0.5385,"gamma":0.0015,"vega":6.4295,"theta":-2.5584,"rho":-1.9826,"theo":121.7863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06900000","bid":87.4,"bid_size":6.0,"ask":88.4,"ask_size":6.0,"iv":0.162,"open_interest":368.0,"volume":7.0,"delta":0.4537,"gamma":0.0015,"vega":6.4168,"theta":-2.5467,"rho":1.5714,"theo":87.8832,"change":6.21,"open":105.0,"high":106.46,"low":92.76,"tick":"down","last_trade_price":92.76,"last_trade_time":"2026-02-18T15:34:46","percent_change":7.17504,"prev_day_close":95.0499992370606},{"option":"SPXW260311P06900000","bid":123.1,"bid_size":2.0,"ask":124.2,"ask_size":2.0,"iv":0.1618,"open_interest":382.0,"volume":26.0,"delta":-0.5464,"gamma":0.0015,"vega":6.4168,"theta":-2.5339,"rho":-2.0116,"theo":123.8397,"change":-13.41,"open":109.1,"high":114.54,"low":94.45,"tick":"up","last_trade_price":114.54,"last_trade_time":"2026-02-18T15:34:46","percent_change":-10.4807,"prev_day_close":110.5},{"option":"SPXW260311C06905000","bid":84.5,"bid_size":7.0,"ask":85.5,"ask_size":7.0,"iv":0.1609,"open_interest":0.0,"volume":0.0,"delta":0.4458,"gamma":0.0015,"vega":6.4014,"theta":-2.5229,"rho":1.5443,"theo":84.9859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06905000","bid":123.4,"bid_size":11.0,"ask":128.2,"ask_size":11.0,"iv":0.1609,"open_interest":0.0,"volume":0.0,"delta":-0.5543,"gamma":0.0015,"vega":6.4014,"theta":-2.5083,"rho":-2.0412,"theo":125.9315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06910000","bid":81.6,"bid_size":18.0,"ask":82.7,"ask_size":13.0,"iv":0.1597,"open_interest":42.0,"volume":1.0,"delta":0.4377,"gamma":0.0015,"vega":6.3832,"theta":-2.4979,"rho":1.5167,"theo":82.1285,"change":17.26,"open":98.21,"high":98.21,"low":98.21,"tick":"up","last_trade_price":98.21,"last_trade_time":"2026-02-18T12:44:43","percent_change":21.3218,"prev_day_close":89.0},{"option":"SPXW260311P06910000","bid":127.3,"bid_size":6.0,"ask":128.5,"ask_size":2.0,"iv":0.1595,"open_interest":9.0,"volume":0.0,"delta":-0.5623,"gamma":0.0015,"vega":6.3832,"theta":-2.4816,"rho":-2.0714,"theo":128.0632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.3,"last_trade_time":"2026-02-17T11:30:46","percent_change":0.0,"prev_day_close":114.5},{"option":"SPXW260311C06915000","bid":78.8,"bid_size":7.0,"ask":79.9,"ask_size":7.0,"iv":0.1586,"open_interest":0.0,"volume":0.0,"delta":0.4296,"gamma":0.0015,"vega":6.3621,"theta":-2.4719,"rho":1.4888,"theo":79.3128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06915000","bid":127.7,"bid_size":11.0,"ask":132.6,"ask_size":11.0,"iv":0.1586,"open_interest":0.0,"volume":0.0,"delta":-0.5704,"gamma":0.0015,"vega":6.3621,"theta":-2.4537,"rho":-2.1019,"theo":130.2365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06920000","bid":76.1,"bid_size":11.0,"ask":77.1,"ask_size":13.0,"iv":0.1574,"open_interest":7.0,"volume":1.0,"delta":0.4215,"gamma":0.0015,"vega":6.3383,"theta":-2.4447,"rho":1.4607,"theo":76.5399,"change":19.55,"open":95.1,"high":95.1,"low":95.1,"tick":"up","last_trade_price":95.1,"last_trade_time":"2026-02-18T10:46:24","percent_change":25.8769,"prev_day_close":83.1500015258789},{"option":"SPXW260311P06920000","bid":131.7,"bid_size":6.0,"ask":132.9,"ask_size":2.0,"iv":0.1572,"open_interest":20.0,"volume":9.0,"delta":-0.5786,"gamma":0.0015,"vega":6.3383,"theta":-2.4248,"rho":-2.1326,"theo":132.4527,"change":-18.0,"open":103.28,"high":118.95,"low":103.28,"tick":"up","last_trade_price":118.95,"last_trade_time":"2026-02-18T15:45:37","percent_change":-13.1435,"prev_day_close":118.600002288818},{"option":"SPXW260311C06925000","bid":73.4,"bid_size":12.0,"ask":74.4,"ask_size":13.0,"iv":0.1564,"open_interest":17.0,"volume":2.0,"delta":0.4132,"gamma":0.0015,"vega":6.3119,"theta":-2.4165,"rho":1.4326,"theo":73.8112,"change":3.34,"open":91.27,"high":91.27,"low":76.29,"tick":"down","last_trade_price":76.29,"last_trade_time":"2026-02-18T14:58:14","percent_change":4.57848,"prev_day_close":80.2999992370606},{"option":"SPXW260311P06925000","bid":134.1,"bid_size":2.0,"ask":135.2,"ask_size":2.0,"iv":0.1564,"open_interest":78.0,"volume":37.0,"delta":-0.5868,"gamma":0.0015,"vega":6.3119,"theta":-2.3948,"rho":-2.1633,"theo":134.713,"change":-36.58,"open":103.85,"high":103.85,"low":102.72,"tick":"down","last_trade_price":102.72,"last_trade_time":"2026-02-18T13:09:59","percent_change":-26.2599,"prev_day_close":120.700000762939},{"option":"SPXW260311C06930000","bid":70.7,"bid_size":20.0,"ask":71.8,"ask_size":19.0,"iv":0.1553,"open_interest":16.0,"volume":8.0,"delta":0.4049,"gamma":0.0015,"vega":6.2828,"theta":-2.3872,"rho":1.4045,"theo":71.1278,"change":-3.0,"open":85.86,"high":88.99,"low":78.5,"tick":"up","last_trade_price":80.7,"last_trade_time":"2026-02-18T15:48:41","percent_change":-3.87097,"prev_day_close":77.5},{"option":"SPXW260311P06930000","bid":136.5,"bid_size":2.0,"ask":137.5,"ask_size":2.0,"iv":0.1552,"open_interest":254.0,"volume":0.0,"delta":-0.5952,"gamma":0.0015,"vega":6.2828,"theta":-2.3637,"rho":-2.194,"theo":137.0187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":94.54,"last_trade_time":"2026-02-09T10:38:26","percent_change":0.0,"prev_day_close":122.950000762939},{"option":"SPXW260311C06935000","bid":68.1,"bid_size":7.0,"ask":69.2,"ask_size":7.0,"iv":0.1543,"open_interest":0.0,"volume":0.0,"delta":0.3965,"gamma":0.0015,"vega":6.2509,"theta":-2.3569,"rho":1.3762,"theo":68.4914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06935000","bid":136.9,"bid_size":11.0,"ask":141.8,"ask_size":11.0,"iv":0.1541,"open_interest":0.0,"volume":0.0,"delta":-0.6036,"gamma":0.0015,"vega":6.2509,"theta":-2.3317,"rho":-2.2249,"theo":139.3713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06940000","bid":65.6,"bid_size":13.0,"ask":66.6,"ask_size":19.0,"iv":0.1532,"open_interest":133.0,"volume":2.0,"delta":0.388,"gamma":0.0015,"vega":6.2158,"theta":-2.3257,"rho":1.3476,"theo":65.9038,"change":4.95,"open":82.73,"high":82.73,"low":70.25,"tick":"down","last_trade_price":70.25,"last_trade_time":"2026-02-18T14:53:36","percent_change":7.5804,"prev_day_close":71.9500007629394},{"option":"SPXW260311P06940000","bid":141.2,"bid_size":2.0,"ask":142.4,"ask_size":2.0,"iv":0.153,"open_interest":16.0,"volume":1.0,"delta":-0.612,"gamma":0.0015,"vega":6.2158,"theta":-2.2986,"rho":-2.2562,"theo":141.7727,"change":-36.37,"open":110.48,"high":110.48,"low":110.48,"tick":"up","last_trade_price":110.48,"last_trade_time":"2026-02-18T12:17:37","percent_change":-24.7668,"prev_day_close":127.299999237061},{"option":"SPXW260311C06945000","bid":63.1,"bid_size":7.0,"ask":64.1,"ask_size":7.0,"iv":0.1521,"open_interest":0.0,"volume":0.0,"delta":0.3795,"gamma":0.0015,"vega":6.1774,"theta":-2.2934,"rho":1.3184,"theo":63.3673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06945000","bid":141.8,"bid_size":11.0,"ask":146.6,"ask_size":11.0,"iv":0.152,"open_interest":0.0,"volume":0.0,"delta":-0.6206,"gamma":0.0015,"vega":6.1774,"theta":-2.2646,"rho":-2.288,"theo":144.2253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06950000","bid":60.6,"bid_size":20.0,"ask":61.6,"ask_size":13.0,"iv":0.151,"open_interest":142.0,"volume":41.0,"delta":0.3709,"gamma":0.0015,"vega":6.1354,"theta":-2.2603,"rho":1.2886,"theo":60.8846,"change":2.68,"open":69.83,"high":77.94,"low":63.18,"tick":"down","last_trade_price":63.18,"last_trade_time":"2026-02-18T14:58:14","percent_change":4.42975,"prev_day_close":66.6000022888184},{"option":"SPXW260311P06950000","bid":146.2,"bid_size":2.0,"ask":147.3,"ask_size":2.0,"iv":0.1512,"open_interest":142.0,"volume":3.0,"delta":-0.6291,"gamma":0.0015,"vega":6.1354,"theta":-2.2297,"rho":-2.3203,"theo":146.7317,"change":-40.24,"open":111.61,"high":111.61,"low":111.61,"tick":"down","last_trade_price":111.61,"last_trade_time":"2026-02-18T11:08:25","percent_change":-26.4998,"prev_day_close":132.049995422363},{"option":"SPXW260311C06955000","bid":58.1,"bid_size":7.0,"ask":59.2,"ask_size":7.0,"iv":0.1499,"open_interest":0.0,"volume":0.0,"delta":0.3623,"gamma":0.0015,"vega":6.0897,"theta":-2.2263,"rho":1.2586,"theo":58.458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311P06955000","bid":146.9,"bid_size":11.0,"ask":151.7,"ask_size":11.0,"iv":0.1498,"open_interest":0.0,"volume":0.0,"delta":-0.6378,"gamma":0.0015,"vega":6.0897,"theta":-2.1939,"rho":-2.3529,"theo":149.2941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260311C06960000","bid":55.8,"bid_size":21.0,"ask":56.8,"ask_size":14.0,"iv":0.1488,"open_interest":29.0,"volume":15.0,"delta":0.3536,"gamma":0.0015,"vega":6.0408,"theta":-2.1915,"rho":1.2285,"theo":56.0894,"change":10.72,"open":62.12,"high":66.57,"low":62.12,"tick":"up","last_trade_price":66.57,"last_trade_time":"2026-02-18T15:54:27","percent_change":19.1943,"prev_day_close":61.5},{"option":"SPXW260311P06960000","bid":151.4,"bid_size":2.0,"ask":152.5,"ask_size":2.0,"iv":0.1487,"open_interest":33.0,"volume":7.0,"delta":-0.6464,"gamma":0.0015,"vega":6.0408,"theta":-2.1573,"rho":-2.3856,"theo":151.9146,"change":-9.38,"open":150.9,"high":151.45,"low":127.74,"tick":"down","last_trade_price":147.67,"last_trade_time":"2026-02-18T15:26:14","percent_change":-5.97262,"prev_day_close":136.849998474121},{"option":"SPXW260311C06970000","bid":51.2,"bid_size":22.0,"ask":52.2,"ask_size":15.0,"iv":0.1466,"open_interest":129.0,"volume":1.0,"delta":0.3363,"gamma":0.0015,"vega":5.9347,"theta":-2.1196,"rho":1.1691,"theo":51.5311,"change":1.24,"open":52.64,"high":52.64,"low":52.64,"tick":"up","last_trade_price":52.64,"last_trade_time":"2026-02-18T15:30:11","percent_change":2.41245,"prev_day_close":56.6000003814697},{"option":"SPXW260311P06970000","bid":156.8,"bid_size":1.0,"ask":157.9,"ask_size":1.0,"iv":0.1466,"open_interest":17.0,"volume":1.0,"delta":-0.6638,"gamma":0.0015,"vega":5.9347,"theta":-2.0819,"rho":-2.4502,"theo":157.3344,"change":-23.27,"open":139.48,"high":139.48,"low":139.48,"tick":"down","last_trade_price":139.48,"last_trade_time":"2026-02-18T16:03:38","percent_change":-14.298,"prev_day_close":141.950004577637},{"option":"SPXW260311C06975000","bid":49.0,"bid_size":22.0,"ask":50.0,"ask_size":15.0,"iv":0.1456,"open_interest":162.0,"volume":0.0,"delta":0.3276,"gamma":0.0015,"vega":5.8776,"theta":-2.0827,"rho":1.1395,"theo":49.3428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.6,"last_trade_time":"2026-02-17T11:05:16","percent_change":0.0,"prev_day_close":54.2000007629394},{"option":"SPXW260311P06975000","bid":159.4,"bid_size":1.0,"ask":161.0,"ask_size":1.0,"iv":0.1457,"open_interest":11.0,"volume":0.0,"delta":-0.6725,"gamma":0.0015,"vega":5.8776,"theta":-2.0432,"rho":-2.4824,"theo":160.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.3,"last_trade_time":"2026-02-12T10:47:46","percent_change":0.0,"prev_day_close":144.400001525879},{"option":"SPXW260311C06980000","bid":46.9,"bid_size":15.0,"ask":47.8,"ask_size":15.0,"iv":0.1446,"open_interest":23.0,"volume":9.0,"delta":0.3189,"gamma":0.0015,"vega":5.8173,"theta":-2.0452,"rho":1.1098,"theo":47.2157,"change":3.42,"open":61.18,"high":61.18,"low":50.62,"tick":"down","last_trade_price":50.62,"last_trade_time":"2026-02-18T14:53:36","percent_change":7.24576,"prev_day_close":51.8499984741211},{"option":"SPXW260311P06980000","bid":162.4,"bid_size":1.0,"ask":163.8,"ask_size":1.0,"iv":0.1444,"open_interest":101.0,"volume":0.0,"delta":-0.6812,"gamma":0.0015,"vega":5.8173,"theta":-2.0039,"rho":-2.5147,"theo":162.9971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.53,"last_trade_time":"2026-02-17T10:47:59","percent_change":0.0,"prev_day_close":147.200004577637},{"option":"SPXW260311C06990000","bid":42.8,"bid_size":8.0,"ask":43.7,"ask_size":24.0,"iv":0.1425,"open_interest":19.0,"volume":2.0,"delta":0.3015,"gamma":0.0015,"vega":5.6854,"theta":-1.9683,"rho":1.0493,"theo":43.1452,"change":12.04,"open":55.95,"high":55.95,"low":55.14,"tick":"down","last_trade_price":55.14,"last_trade_time":"2026-02-18T12:59:38","percent_change":27.935,"prev_day_close":47.3499984741211},{"option":"SPXW260311P06990000","bid":168.2,"bid_size":1.0,"ask":169.4,"ask_size":1.0,"iv":0.1421,"open_interest":10.0,"volume":0.0,"delta":-0.6985,"gamma":0.0015,"vega":5.6854,"theta":-1.9235,"rho":-2.5803,"theo":168.9047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":104.17,"last_trade_time":"2026-02-10T09:58:17","percent_change":0.0,"prev_day_close":152.550003051758},{"option":"SPXW260311C07000000","bid":38.8,"bid_size":17.0,"ask":39.7,"ask_size":17.0,"iv":0.1404,"open_interest":96.0,"volume":15.0,"delta":0.2843,"gamma":0.0015,"vega":5.5396,"theta":-1.8891,"rho":0.9891,"theo":39.3123,"change":0.95,"open":44.84,"high":52.25,"low":40.25,"tick":"down","last_trade_price":40.25,"last_trade_time":"2026-02-18T15:15:36","percent_change":2.4173,"prev_day_close":43.0499992370606},{"option":"SPXW260311P07000000","bid":172.5,"bid_size":6.0,"ask":177.3,"ask_size":6.0,"iv":0.1406,"open_interest":13.0,"volume":0.0,"delta":-0.7158,"gamma":0.0015,"vega":5.5396,"theta":-1.8407,"rho":-2.6457,"theo":175.0499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.1,"last_trade_time":"2026-02-17T10:47:59","percent_change":0.0,"prev_day_close":158.25},{"option":"SPXW260311C07010000","bid":35.1,"bid_size":17.0,"ask":36.0,"ask_size":18.0,"iv":0.1384,"open_interest":9.0,"volume":2.0,"delta":0.2672,"gamma":0.0015,"vega":5.3839,"theta":-1.8072,"rho":0.9305,"theo":35.6972,"change":4.35,"open":36.51,"high":40.0,"low":36.51,"tick":"up","last_trade_price":40.0,"last_trade_time":"2026-02-18T14:36:16","percent_change":12.202,"prev_day_close":38.9500007629394},{"option":"SPXW260311P07010000","bid":178.7,"bid_size":6.0,"ask":183.5,"ask_size":6.0,"iv":0.1386,"open_interest":1.0,"volume":0.0,"delta":-0.7329,"gamma":0.0015,"vega":5.3839,"theta":-1.7552,"rho":-2.7096,"theo":181.4129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":111.7,"last_trade_time":"2026-02-10T10:34:04","percent_change":0.0,"prev_day_close":164.099998474121},{"option":"SPXW260311C07020000","bid":31.7,"bid_size":8.0,"ask":32.5,"ask_size":20.0,"iv":0.1364,"open_interest":60.0,"volume":14.0,"delta":0.2502,"gamma":0.0014,"vega":5.2169,"theta":-1.7224,"rho":0.8718,"theo":32.2811,"change":7.7,"open":33.85,"high":42.71,"low":33.85,"tick":"down","last_trade_price":39.95,"last_trade_time":"2026-02-18T13:33:31","percent_change":23.876,"prev_day_close":35.1000003814697},{"option":"SPXW260311P07020000","bid":185.2,"bid_size":6.0,"ask":190.0,"ask_size":6.0,"iv":0.1367,"open_interest":0.0,"volume":0.0,"delta":-0.7499,"gamma":0.0014,"vega":5.2169,"theta":-1.6669,"rho":-2.7735,"theo":187.9749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":170.099998474121},{"option":"SPXW260311C07025000","bid":30.1,"bid_size":8.0,"ask":30.8,"ask_size":20.0,"iv":0.1356,"open_interest":83.0,"volume":44.0,"delta":0.2417,"gamma":0.0014,"vega":5.1275,"theta":-1.6789,"rho":0.8421,"theo":30.6447,"change":4.28,"open":32.15,"high":41.8,"low":31.15,"tick":"up","last_trade_price":34.83,"last_trade_time":"2026-02-18T16:02:18","percent_change":14.0098,"prev_day_close":33.25},{"option":"SPXW260311P07025000","bid":188.6,"bid_size":6.0,"ask":193.4,"ask_size":6.0,"iv":0.1356,"open_interest":1.0,"volume":0.0,"delta":-0.7583,"gamma":0.0014,"vega":5.1275,"theta":-1.6216,"rho":-2.8058,"theo":191.3275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.2,"last_trade_time":"2026-02-10T14:28:53","percent_change":0.0,"prev_day_close":173.300003051758},{"option":"SPXW260311C07030000","bid":28.5,"bid_size":8.0,"ask":29.2,"ask_size":20.0,"iv":0.1346,"open_interest":34.0,"volume":14.0,"delta":0.2333,"gamma":0.0014,"vega":5.0342,"theta":-1.6346,"rho":0.8125,"theo":29.0552,"change":5.35,"open":28.4,"high":39.8,"low":28.4,"tick":"up","last_trade_price":34.4,"last_trade_time":"2026-02-18T15:57:49","percent_change":18.4165,"prev_day_close":31.5499992370606},{"option":"SPXW260311P07030000","bid":191.9,"bid_size":6.0,"ask":196.7,"ask_size":6.0,"iv":0.1347,"open_interest":0.0,"volume":0.0,"delta":-0.7667,"gamma":0.0014,"vega":5.0342,"theta":-1.5756,"rho":-2.8379,"theo":194.7271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":176.400001525879},{"option":"SPXW260311C07040000","bid":25.4,"bid_size":8.0,"ask":26.1,"ask_size":21.0,"iv":0.1326,"open_interest":18.0,"volume":13.0,"delta":0.2167,"gamma":0.0014,"vega":4.8393,"theta":-1.5439,"rho":0.7548,"theo":26.0142,"change":1.88,"open":34.9,"high":34.9,"low":27.93,"tick":"no_change","last_trade_price":27.93,"last_trade_time":"2026-02-18T15:02:15","percent_change":7.21689,"prev_day_close":28.1499996185303},{"option":"SPXW260311P07040000","bid":199.0,"bid_size":6.0,"ask":203.7,"ask_size":6.0,"iv":0.1326,"open_interest":0.0,"volume":0.0,"delta":-0.7834,"gamma":0.0014,"vega":4.8393,"theta":-1.4813,"rho":-2.9008,"theo":201.6642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":182.599998474121},{"option":"SPXW260311C07050000","bid":22.6,"bid_size":9.0,"ask":23.2,"ask_size":22.0,"iv":0.1307,"open_interest":1363.0,"volume":82.0,"delta":0.2002,"gamma":0.0013,"vega":4.6359,"theta":-1.4507,"rho":0.6981,"theo":23.1559,"change":2.85,"open":24.28,"high":31.8,"low":23.09,"tick":"up","last_trade_price":26.1,"last_trade_time":"2026-02-18T15:59:43","percent_change":12.2581,"prev_day_close":25.0},{"option":"SPXW260311P07050000","bid":205.4,"bid_size":4.0,"ask":211.2,"ask_size":4.0,"iv":0.1302,"open_interest":7.0,"volume":0.0,"delta":-0.7998,"gamma":0.0013,"vega":4.6359,"theta":-1.3846,"rho":-2.9627,"theo":208.784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.2,"last_trade_time":"2026-02-10T13:27:41","percent_change":0.0,"prev_day_close":189.450004577637},{"option":"SPXW260311C07060000","bid":20.0,"bid_size":9.0,"ask":20.6,"ask_size":24.0,"iv":0.1289,"open_interest":66.0,"volume":41.0,"delta":0.1841,"gamma":0.0013,"vega":4.419,"theta":-1.3558,"rho":0.6412,"theo":20.488,"change":-0.35,"open":23.58,"high":28.05,"low":20.3,"tick":"down","last_trade_price":20.3,"last_trade_time":"2026-02-18T15:27:58","percent_change":-1.69491,"prev_day_close":22.1499996185303},{"option":"SPXW260311P07060000","bid":212.7,"bid_size":4.0,"ask":218.6,"ask_size":4.0,"iv":0.1283,"open_interest":0.0,"volume":0.0,"delta":-0.8159,"gamma":0.0013,"vega":4.419,"theta":-1.2861,"rho":-3.0248,"theo":216.0942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":196.599998474121},{"option":"SPXW260311C07070000","bid":17.6,"bid_size":10.0,"ask":18.2,"ask_size":25.0,"iv":0.1272,"open_interest":103.0,"volume":22.0,"delta":0.1683,"gamma":0.0012,"vega":4.1906,"theta":-1.2599,"rho":0.5864,"theo":18.0182,"change":2.0,"open":21.5,"high":25.24,"low":20.3,"tick":"down","last_trade_price":20.3,"last_trade_time":"2026-02-18T15:59:42","percent_change":10.929,"prev_day_close":19.5},{"option":"SPXW260311P07070000","bid":220.2,"bid_size":4.0,"ask":226.6,"ask_size":4.0,"iv":0.1269,"open_interest":0.0,"volume":0.0,"delta":-0.8317,"gamma":0.0012,"vega":4.1906,"theta":-1.1866,"rho":-3.0848,"theo":223.6026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":204.0},{"option":"SPXW260311C07075000","bid":16.5,"bid_size":10.0,"ask":17.1,"ask_size":26.0,"iv":0.1263,"open_interest":326.0,"volume":31.0,"delta":0.1606,"gamma":0.0012,"vega":4.0749,"theta":-1.212,"rho":0.5599,"theo":16.8584,"change":2.3,"open":23.12,"high":24.75,"low":19.02,"tick":"up","last_trade_price":19.5,"last_trade_time":"2026-02-18T15:59:25","percent_change":13.3721,"prev_day_close":18.1999998092651},{"option":"SPXW260311P07075000","bid":223.5,"bid_size":8.0,"ask":230.1,"ask_size":3.0,"iv":0.1252,"open_interest":3.0,"volume":0.0,"delta":-0.8394,"gamma":0.0012,"vega":4.0749,"theta":-1.1369,"rho":-3.1138,"theo":227.4318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.5,"last_trade_time":"2026-02-09T13:16:02","percent_change":0.0,"prev_day_close":207.550003051758},{"option":"SPXW260311C07080000","bid":15.6,"bid_size":20.0,"ask":16.1,"ask_size":48.0,"iv":0.1257,"open_interest":150.0,"volume":49.0,"delta":0.1531,"gamma":0.0012,"vega":3.9581,"theta":-1.1642,"rho":0.5337,"theo":15.7495,"change":3.05,"open":19.0,"high":23.35,"low":19.0,"tick":"up","last_trade_price":19.25,"last_trade_time":"2026-02-18T13:56:52","percent_change":18.8272,"prev_day_close":17.0500001907349},{"option":"SPXW260311P07080000","bid":227.5,"bid_size":3.0,"ask":234.4,"ask_size":3.0,"iv":0.1248,"open_interest":0.0,"volume":0.0,"delta":-0.847,"gamma":0.0012,"vega":3.9581,"theta":-1.0874,"rho":-3.1427,"theo":231.3119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":211.450004577637},{"option":"SPXW260311C07100000","bid":11.8,"bid_size":20.0,"ask":12.3,"ask_size":55.0,"iv":0.1225,"open_interest":200.0,"volume":10.0,"delta":0.1246,"gamma":0.001,"vega":3.4738,"theta":-0.9778,"rho":0.4338,"theo":11.8374,"change":-0.3,"open":14.2,"high":17.55,"low":12.1,"tick":"down","last_trade_price":12.1,"last_trade_time":"2026-02-18T15:24:32","percent_change":-2.41936,"prev_day_close":12.9000000953674},{"option":"SPXW260311P07100000","bid":244.0,"bid_size":3.0,"ask":250.3,"ask_size":3.0,"iv":0.1212,"open_interest":2.0,"volume":0.0,"delta":-0.8755,"gamma":0.001,"vega":3.4738,"theta":-0.8938,"rho":-3.253,"theo":247.356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.77,"last_trade_time":"2026-02-13T09:47:09","percent_change":0.0,"prev_day_close":227.549995422363},{"option":"SPXW260311C07125000","bid":8.2,"bid_size":20.0,"ask":8.6,"ask_size":45.0,"iv":0.119,"open_interest":80.0,"volume":28.0,"delta":0.0937,"gamma":0.0009,"vega":2.8764,"theta":-0.7657,"rho":0.3259,"theo":8.0944,"change":1.05,"open":8.94,"high":12.21,"low":8.9,"tick":"no_change","last_trade_price":9.8,"last_trade_time":"2026-02-18T15:54:26","percent_change":12.0,"prev_day_close":8.84999990463257},{"option":"SPXW260311P07125000","bid":264.9,"bid_size":6.0,"ask":271.7,"ask_size":3.0,"iv":0.1175,"open_interest":2.0,"volume":0.0,"delta":-0.9063,"gamma":0.0009,"vega":2.8764,"theta":-0.6729,"rho":-3.3738,"theo":268.5583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.47,"last_trade_time":"2026-02-13T09:47:09","percent_change":0.0,"prev_day_close":248.349998474121},{"option":"SPXW260311C07150000","bid":5.5,"bid_size":20.0,"ask":5.9,"ask_size":83.0,"iv":0.1159,"open_interest":429.0,"volume":112.0,"delta":0.0692,"gamma":0.0007,"vega":2.331,"theta":-0.5895,"rho":0.2403,"theo":5.4902,"change":0.09,"open":7.56,"high":8.6,"low":6.19,"tick":"down","last_trade_price":6.19,"last_trade_time":"2026-02-18T14:55:36","percent_change":1.47541,"prev_day_close":5.95000004768372},{"option":"SPXW260311P07150000","bid":287.5,"bid_size":3.0,"ask":294.0,"ask_size":3.0,"iv":0.1142,"open_interest":6.0,"volume":0.0,"delta":-0.9308,"gamma":0.0007,"vega":2.331,"theta":-0.4878,"rho":-3.4724,"theo":290.8994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.53,"last_trade_time":"2026-02-10T14:25:27","percent_change":0.0,"prev_day_close":270.599990844727},{"option":"SPXW260311C07175000","bid":3.6,"bid_size":68.0,"ask":4.0,"ask_size":105.0,"iv":0.1134,"open_interest":542.0,"volume":267.0,"delta":0.0511,"gamma":0.0006,"vega":1.8724,"theta":-0.4542,"rho":0.177,"theo":3.779,"change":-0.2,"open":5.1,"high":5.61,"low":4.0,"tick":"down","last_trade_price":4.0,"last_trade_time":"2026-02-18T15:07:40","percent_change":-4.76191,"prev_day_close":3.89999997615814},{"option":"SPXW260311P07175000","bid":310.2,"bid_size":2.0,"ask":317.2,"ask_size":3.0,"iv":0.1118,"open_interest":0.0,"volume":0.0,"delta":-0.9489,"gamma":0.0006,"vega":1.8724,"theta":-0.3436,"rho":-3.5486,"theo":314.1334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.350006103516},{"option":"SPXW260311C07200000","bid":2.4,"bid_size":15.0,"ask":2.7,"ask_size":112.0,"iv":0.1118,"open_interest":400.0,"volume":70.0,"delta":0.0383,"gamma":0.0004,"vega":1.5098,"theta":-0.3557,"rho":0.1325,"theo":2.688,"change":-0.26,"open":3.75,"high":3.9,"low":2.64,"tick":"down","last_trade_price":2.64,"last_trade_time":"2026-02-18T15:16:16","percent_change":-8.96552,"prev_day_close":2.55000007152557},{"option":"SPXW260311P07200000","bid":334.2,"bid_size":3.0,"ask":341.1,"ask_size":3.0,"iv":0.1102,"open_interest":6.0,"volume":0.0,"delta":-0.9618,"gamma":0.0004,"vega":1.5098,"theta":-0.2362,"rho":-3.6061,"theo":337.9877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.73,"last_trade_time":"2026-02-10T14:25:27","percent_change":0.0,"prev_day_close":317.149993896484},{"option":"SPXW260311C07225000","bid":1.55,"bid_size":107.0,"ask":1.85,"ask_size":130.0,"iv":0.1106,"open_interest":72.0,"volume":31.0,"delta":0.0293,"gamma":0.0004,"vega":1.2317,"theta":-0.2851,"rho":0.1014,"theo":1.987,"change":-0.3,"open":2.35,"high":2.62,"low":1.7,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-18T15:59:49","percent_change":-15.0,"prev_day_close":1.69999998807907},{"option":"SPXW260311P07225000","bid":358.0,"bid_size":1.0,"ask":365.1,"ask_size":2.0,"iv":0.1079,"open_interest":1.0,"volume":0.0,"delta":-0.9707,"gamma":0.0004,"vega":1.2317,"theta":-0.1567,"rho":-3.6503,"theo":362.2319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":250.55,"last_trade_time":"2026-02-09T11:51:37","percent_change":0.0,"prev_day_close":341.199996948242},{"option":"SPXW260311C07250000","bid":1.05,"bid_size":92.0,"ask":1.3,"ask_size":143.0,"iv":0.1104,"open_interest":62.0,"volume":12.0,"delta":0.023,"gamma":0.0003,"vega":1.0169,"theta":-0.2332,"rho":0.079,"theo":1.5166,"change":-0.22,"open":1.67,"high":1.67,"low":1.18,"tick":"no_change","last_trade_price":1.18,"last_trade_time":"2026-02-18T15:29:03","percent_change":-15.7143,"prev_day_close":1.17500001192093},{"option":"SPXW260311P07250000","bid":382.6,"bid_size":2.0,"ask":390.1,"ask_size":3.0,"iv":0.1109,"open_interest":1.0,"volume":0.0,"delta":-0.9771,"gamma":0.0003,"vega":1.0169,"theta":-0.0959,"rho":-3.6856,"theo":386.7068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":272.05,"last_trade_time":"2026-02-09T11:51:37","percent_change":0.0,"prev_day_close":365.600006103516},{"option":"SPXW260311C07275000","bid":0.75,"bid_size":67.0,"ask":1.0,"ask_size":67.0,"iv":0.1116,"open_interest":192.0,"volume":13.0,"delta":0.0182,"gamma":0.0002,"vega":0.8466,"theta":-0.1934,"rho":0.0627,"theo":1.1839,"change":0.12,"open":1.05,"high":1.27,"low":1.05,"tick":"down","last_trade_price":1.12,"last_trade_time":"2026-02-18T12:53:06","percent_change":12.0,"prev_day_close":0.824999988079071},{"option":"SPXW260311P07275000","bid":407.0,"bid_size":1.0,"ask":414.7,"ask_size":1.0,"iv":0.1139,"open_interest":0.0,"volume":0.0,"delta":-0.9818,"gamma":0.0002,"vega":0.8466,"theta":-0.0472,"rho":-3.7148,"theo":411.3194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":390.550003051758},{"option":"SPXW260311C07300000","bid":0.5,"bid_size":104.0,"ask":0.75,"ask_size":67.0,"iv":0.1122,"open_interest":110.0,"volume":6.0,"delta":0.0146,"gamma":0.0002,"vega":0.709,"theta":-0.1618,"rho":0.0502,"theo":0.9383,"change":-0.13,"open":0.92,"high":0.92,"low":0.62,"tick":"no_change","last_trade_price":0.62,"last_trade_time":"2026-02-18T15:29:03","percent_change":-17.3333,"prev_day_close":0.625},{"option":"SPXW260311P07300000","bid":431.7,"bid_size":1.0,"ask":439.4,"ask_size":1.0,"iv":0.1153,"open_interest":0.0,"volume":0.0,"delta":-0.9854,"gamma":0.0002,"vega":0.709,"theta":-0.0067,"rho":-3.7404,"theo":436.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":415.75},{"option":"SPXW260311C07325000","bid":0.4,"bid_size":28.0,"ask":0.6,"ask_size":67.0,"iv":0.1145,"open_interest":46.0,"volume":4.0,"delta":0.0118,"gamma":0.0002,"vega":0.5968,"theta":-0.1364,"rho":0.0406,"theo":0.7529,"change":-0.08,"open":0.67,"high":0.67,"low":0.52,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-18T15:29:02","percent_change":-13.3333,"prev_day_close":0.475000008940697},{"option":"SPXW260311P07325000","bid":456.5,"bid_size":1.0,"ask":464.2,"ask_size":1.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9882,"gamma":0.0002,"vega":0.5968,"theta":0.0,"rho":-3.7629,"theo":460.7788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.050003051758},{"option":"SPXW260311C07350000","bid":0.3,"bid_size":30.0,"ask":0.5,"ask_size":67.0,"iv":0.1166,"open_interest":42.0,"volume":5.0,"delta":0.0097,"gamma":0.0001,"vega":0.5047,"theta":-0.1155,"rho":0.0331,"theo":0.6097,"change":0.045,"open":0.49,"high":0.52,"low":0.49,"tick":"no_change","last_trade_price":0.52,"last_trade_time":"2026-02-18T11:23:09","percent_change":9.47368,"prev_day_close":0.375},{"option":"SPXW260311P07350000","bid":481.4,"bid_size":1.0,"ask":489.2,"ask_size":1.0,"iv":0.1191,"open_interest":0.0,"volume":0.0,"delta":-0.9904,"gamma":0.0001,"vega":0.5051,"theta":0.0,"rho":-3.7834,"theo":485.5826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.899993896484},{"option":"SPXW260311C07375000","bid":0.25,"bid_size":30.0,"ask":0.45,"ask_size":67.0,"iv":0.1198,"open_interest":10.0,"volume":1.0,"delta":0.008,"gamma":0.0001,"vega":0.4302,"theta":-0.099,"rho":0.0273,"theo":0.502,"change":-0.08,"open":0.32,"high":0.32,"low":0.32,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T15:29:02","percent_change":-20.0,"prev_day_close":0.325000002980232},{"option":"SPXW260311P07375000","bid":506.3,"bid_size":1.0,"ask":513.9,"ask_size":1.0,"iv":0.1229,"open_interest":0.0,"volume":0.0,"delta":-0.992,"gamma":0.0001,"vega":0.4305,"theta":0.0,"rho":-3.8022,"theo":510.4197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.949996948242},{"option":"SPXW260311C07400000","bid":0.2,"bid_size":31.0,"ask":0.4,"ask_size":67.0,"iv":0.1228,"open_interest":32.0,"volume":2.0,"delta":0.0067,"gamma":0.0001,"vega":0.3697,"theta":-0.0858,"rho":0.0228,"theo":0.4193,"change":-0.025,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:46:28","percent_change":-7.69231,"prev_day_close":0.274999998509884},{"option":"SPXW260311P07400000","bid":531.2,"bid_size":1.0,"ask":538.8,"ask_size":1.0,"iv":0.1264,"open_interest":0.0,"volume":0.0,"delta":-0.9934,"gamma":0.0001,"vega":0.3699,"theta":0.0,"rho":-3.8197,"theo":535.2819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":514.699996948242},{"option":"SPXW260311C07425000","bid":0.15,"bid_size":35.0,"ask":0.4,"ask_size":98.0,"iv":0.1265,"open_interest":6.0,"volume":0.0,"delta":0.0057,"gamma":0.0001,"vega":0.3207,"theta":-0.0752,"rho":0.0192,"theo":0.3557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-11T10:10:48","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260311P07425000","bid":556.1,"bid_size":1.0,"ask":563.7,"ask_size":1.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.9944,"gamma":0.0001,"vega":0.3208,"theta":0.0,"rho":-3.8362,"theo":560.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":539.600006103516},{"option":"SPXW260311C07450000","bid":0.15,"bid_size":32.0,"ask":0.35,"ask_size":67.0,"iv":0.13,"open_interest":0.0,"volume":0.0,"delta":0.0048,"gamma":0.0001,"vega":0.2809,"theta":-0.0667,"rho":0.0165,"theo":0.3064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260311P07450000","bid":581.0,"bid_size":1.0,"ask":588.8,"ask_size":1.0,"iv":0.1325,"open_interest":0.0,"volume":0.0,"delta":-0.9952,"gamma":0.0001,"vega":0.2808,"theta":0.0,"rho":-3.852,"theo":585.059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.100006103516},{"option":"SPXW260311C07500000","bid":0.1,"bid_size":38.0,"ask":0.3,"ask_size":67.0,"iv":0.1364,"open_interest":6.0,"volume":0.0,"delta":0.0037,"gamma":0.0,"vega":0.2214,"theta":-0.0542,"rho":0.0125,"theo":0.237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-10T10:30:07","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260311P07500000","bid":630.8,"bid_size":1.0,"ask":638.5,"ask_size":1.0,"iv":0.1426,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.2212,"theta":0.0,"rho":-3.8819,"theo":634.8798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.75},{"option":"SPXW260311C07600000","bid":0.1,"bid_size":34.0,"ask":0.25,"ask_size":67.0,"iv":0.1528,"open_interest":7.0,"volume":1.0,"delta":0.0024,"gamma":0.0,"vega":0.1497,"theta":-0.0394,"rho":0.0081,"theo":0.1603,"change":0.0,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:27:33","percent_change":-2.48353e-7,"prev_day_close":0.150000002235174},{"option":"SPXW260311P07600000","bid":730.6,"bid_size":1.0,"ask":738.4,"ask_size":1.0,"iv":0.1566,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.1497,"theta":0.0,"rho":-3.9382,"theo":734.5841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.850006103516},{"option":"SPXW260311C07800000","bid":0.05,"bid_size":36.0,"ask":0.2,"ask_size":67.0,"iv":0.182,"open_interest":10.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.0802,"theta":-0.0243,"rho":0.0041,"theo":0.0891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-13T09:53:14","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260311P07800000","bid":930.1,"bid_size":1.0,"ask":937.8,"ask_size":1.0,"iv":0.1949,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.0799,"theta":0.0,"rho":-4.046,"theo":934.0748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":915.0},{"option":"SPXW260311C08000000","bid":0.05,"bid_size":41.0,"ask":0.2,"ask_size":67.0,"iv":0.2147,"open_interest":2004.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0446,"theta":-0.015,"rho":0.0021,"theo":0.0506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-04T15:32:45","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260311P08000000","bid":1129.6,"bid_size":1.0,"ask":1137.3,"ask_size":1.0,"iv":0.2238,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0446,"theta":0.0,"rho":-4.1518,"theo":1133.5987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1112.70001220703},{"option":"SPXW260311C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":109.0,"iv":0.2415,"open_interest":9.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.025,"theta":-0.0091,"rho":0.0011,"theo":0.0285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-09T12:45:05","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260311P08200000","bid":1329.1,"bid_size":1.0,"ask":1336.8,"ask_size":1.0,"iv":0.2483,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0249,"theta":0.0,"rho":-4.2566,"theo":1333.1385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1313.80004882812},{"option":"SPXW260311C08400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.2653,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0139,"theta":-0.0054,"rho":0.0006,"theo":0.0156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260311P08400000","bid":1528.7,"bid_size":1.0,"ask":1536.3,"ask_size":1.0,"iv":0.2662,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0138,"theta":0.0,"rho":-4.3609,"theo":1532.6878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1512.45001220703},{"option":"SPXW260311C08600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.2936,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0077,"theta":-0.0031,"rho":0.0003,"theo":0.0085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260311P08600000","bid":1728.2,"bid_size":1.0,"ask":1735.9,"ask_size":1.0,"iv":0.3036,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0076,"theta":0.0,"rho":-4.465,"theo":1732.2428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1712.40002441406},{"option":"SPXW260311C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.321,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0042,"theta":-0.0018,"rho":0.0002,"theo":0.0045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260311P08800000","bid":1927.8,"bid_size":1.0,"ask":1935.4,"ask_size":1.0,"iv":0.3135,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0042,"theta":0.0,"rho":-4.569,"theo":1931.8009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1912.65002441406},{"option":"SPXW260311C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":113.0,"iv":0.3476,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0023,"theta":-0.001,"rho":0.0001,"theo":0.0024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260311P09000000","bid":2127.3,"bid_size":1.0,"ask":2135.0,"ask_size":1.0,"iv":0.3528,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0023,"theta":0.0,"rho":-4.6728,"theo":2131.3608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2112.19995117188},{"option":"SPXW260312C02800000","bid":4051.2,"bid_size":1.0,"ask":4058.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0154,"theta":0.0,"rho":1.5305,"theo":4055.093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.79992675781},{"option":"SPXW260312P02800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":120.0,"iv":1.0774,"open_interest":51.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0153,"theta":-0.0336,"rho":-0.001,"theo":0.1137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:48:37","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260312C03000000","bid":3851.7,"bid_size":1.0,"ask":3859.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0192,"theta":0.0,"rho":1.6395,"theo":3855.5768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.15002441406},{"option":"SPXW260312P03000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":40.0,"iv":0.9975,"open_interest":4.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0191,"theta":-0.0394,"rho":-0.0012,"theo":0.1365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-17T10:34:58","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260312C03200000","bid":3652.2,"bid_size":1.0,"ask":3659.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0239,"theta":0.0,"rho":1.7484,"theo":3656.0648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.34997558594},{"option":"SPXW260312P03200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":283.0,"iv":0.9411,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0238,"theta":-0.0461,"rho":-0.0015,"theo":0.1636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260312C03400000","bid":3452.7,"bid_size":1.0,"ask":3460.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0297,"theta":0.0,"rho":1.8573,"theo":3456.5585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.34997558594},{"option":"SPXW260312P03400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":62.0,"iv":0.8695,"open_interest":4.0,"volume":3.0,"delta":-0.0005,"gamma":0.0,"vega":0.0296,"theta":-0.054,"rho":-0.0019,"theo":0.1962,"change":-0.1,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T11:08:48","percent_change":-50.0,"prev_day_close":0.125000001862645},{"option":"SPXW260312C03600000","bid":3253.2,"bid_size":1.0,"ask":3260.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.037,"theta":0.0,"rho":1.9661,"theo":3257.059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3277.34997558594},{"option":"SPXW260312P03600000","bid":0.05,"bid_size":210.0,"ask":0.25,"ask_size":187.0,"iv":0.826,"open_interest":5.0,"volume":4.0,"delta":-0.0006,"gamma":0.0,"vega":0.0369,"theta":-0.0632,"rho":-0.0024,"theo":0.2364,"change":-0.125,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:00:43","percent_change":-45.4545,"prev_day_close":0.150000000372529},{"option":"SPXW260312C03800000","bid":3053.7,"bid_size":1.0,"ask":3061.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0463,"theta":0.0,"rho":2.0747,"theo":3057.5686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.14990234375},{"option":"SPXW260312P03800000","bid":0.1,"bid_size":276.0,"ask":0.35,"ask_size":276.0,"iv":0.7844,"open_interest":59.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0463,"theta":-0.0741,"rho":-0.003,"theo":0.2851,"change":-0.005,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-13T14:10:15","percent_change":-2.22223,"prev_day_close":0.225000008940697},{"option":"SPXW260312C04000000","bid":2854.3,"bid_size":1.0,"ask":2862.0,"ask_size":1.0,"iv":0.6798,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0582,"theta":0.0,"rho":2.1831,"theo":2858.0909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2876.94995117188},{"option":"SPXW260312P04000000","bid":0.2,"bid_size":274.0,"ask":0.45,"ask_size":274.0,"iv":0.742,"open_interest":262.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.058,"theta":-0.0871,"rho":-0.0039,"theo":0.3454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.58,"last_trade_time":"2026-02-13T14:12:12","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260312C04200000","bid":2654.9,"bid_size":1.0,"ask":2662.5,"ask_size":1.0,"iv":0.6632,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.074,"theta":0.0,"rho":2.2912,"theo":2658.6312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2678.64990234375},{"option":"SPXW260312P04200000","bid":0.35,"bid_size":32.0,"ask":0.55,"ask_size":240.0,"iv":0.6985,"open_interest":12.0,"volume":5.0,"delta":-0.0013,"gamma":0.0,"vega":0.0737,"theta":-0.1034,"rho":-0.005,"theo":0.4246,"change":-0.15,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:42:22","percent_change":-25.0,"prev_day_close":0.424999997019768},{"option":"SPXW260312C04400000","bid":2455.5,"bid_size":1.0,"ask":2463.2,"ask_size":1.0,"iv":0.6277,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.0956,"theta":0.0,"rho":2.3988,"theo":2459.2003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2479.19995117188},{"option":"SPXW260312P04400000","bid":0.5,"bid_size":34.0,"ask":0.7,"ask_size":240.0,"iv":0.6538,"open_interest":12.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.0954,"theta":-0.1248,"rho":-0.0066,"theo":0.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-10T09:40:24","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260312C04600000","bid":2256.2,"bid_size":1.0,"ask":2263.9,"ask_size":1.0,"iv":0.595,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.126,"theta":0.0,"rho":2.5058,"theo":2259.8163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2279.90002441406},{"option":"SPXW260312P04600000","bid":0.75,"bid_size":30.0,"ask":0.9,"ask_size":199.0,"iv":0.6115,"open_interest":38.0,"volume":2.0,"delta":-0.0024,"gamma":0.0,"vega":0.126,"theta":-0.1543,"rho":-0.009,"theo":0.6897,"change":-0.275,"open":0.75,"high":0.75,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T13:52:55","percent_change":-26.8293,"prev_day_close":0.724999994039536},{"option":"SPXW260312C04800000","bid":2056.8,"bid_size":1.0,"ask":2064.6,"ask_size":1.0,"iv":0.5603,"open_interest":0.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.171,"theta":0.0,"rho":2.6114,"theo":2060.5095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2081.09997558594},{"option":"SPXW260312P04800000","bid":1.05,"bid_size":29.0,"ask":1.2,"ask_size":187.0,"iv":0.5695,"open_interest":140.0,"volume":5.0,"delta":-0.0033,"gamma":0.0,"vega":0.171,"theta":-0.1955,"rho":-0.0126,"theo":0.9221,"change":-0.125,"open":1.2,"high":1.2,"low":1.2,"tick":"no_change","last_trade_price":1.2,"last_trade_time":"2026-02-18T09:36:13","percent_change":-9.43396,"prev_day_close":0.974999964237213},{"option":"SPXW260312C05000000","bid":1857.8,"bid_size":1.0,"ask":1865.5,"ask_size":1.0,"iv":0.5182,"open_interest":0.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.2378,"theta":0.0,"rho":2.7152,"theo":1861.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.89996337891},{"option":"SPXW260312P05000000","bid":1.4,"bid_size":86.0,"ask":1.6,"ask_size":203.0,"iv":0.5266,"open_interest":29.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":0.2378,"theta":-0.2539,"rho":-0.0181,"theo":1.2762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.8,"last_trade_time":"2026-02-17T10:34:58","percent_change":0.0,"prev_day_close":1.32499998807907},{"option":"SPXW260312C05200000","bid":1658.8,"bid_size":1.0,"ask":1666.4,"ask_size":1.0,"iv":0.4788,"open_interest":0.0,"volume":0.0,"delta":0.9929,"gamma":0.0,"vega":0.3358,"theta":0.0,"rho":2.8158,"theo":1662.3212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1682.39996337891},{"option":"SPXW260312P05200000","bid":1.9,"bid_size":112.0,"ask":2.1,"ask_size":192.0,"iv":0.4836,"open_interest":714.0,"volume":0.0,"delta":-0.0071,"gamma":0.0,"vega":0.3358,"theta":-0.3348,"rho":-0.0267,"theo":1.8121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.25,"last_trade_time":"2026-02-11T13:45:24","percent_change":0.0,"prev_day_close":1.72499996423721},{"option":"SPXW260312C05400000","bid":1459.8,"bid_size":2.0,"ask":1467.6,"ask_size":2.0,"iv":0.4385,"open_interest":0.0,"volume":0.0,"delta":0.9894,"gamma":0.0,"vega":0.4786,"theta":0.0,"rho":2.9117,"theo":1463.5748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1484.15002441406},{"option":"SPXW260312P05400000","bid":2.65,"bid_size":23.0,"ask":2.85,"ask_size":177.0,"iv":0.4422,"open_interest":35.0,"volume":8.0,"delta":-0.0106,"gamma":0.0,"vega":0.4786,"theta":-0.4427,"rho":-0.0401,"theo":2.6049,"change":-0.555,"open":2.47,"high":2.47,"low":2.47,"tick":"down","last_trade_price":2.47,"last_trade_time":"2026-02-18T09:43:24","percent_change":-18.3471,"prev_day_close":2.32500004768372},{"option":"SPXW260312C05500000","bid":1360.7,"bid_size":2.0,"ask":1368.3,"ask_size":2.0,"iv":0.4181,"open_interest":1.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":0.5722,"theta":-0.0455,"rho":2.9572,"theo":1364.3289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1331.38,"last_trade_time":"2026-02-17T12:57:45","percent_change":0.0,"prev_day_close":1384.89996337891},{"option":"SPXW260312P05500000","bid":3.1,"bid_size":22.0,"ask":3.3,"ask_size":139.0,"iv":0.4209,"open_interest":50.0,"volume":50.0,"delta":-0.013,"gamma":0.0,"vega":0.5722,"theta":-0.508,"rho":-0.0492,"theo":3.1285,"change":-0.49,"open":3.01,"high":3.01,"low":3.01,"tick":"down","last_trade_price":3.01,"last_trade_time":"2026-02-18T15:00:56","percent_change":-14.0,"prev_day_close":2.75},{"option":"SPXW260312C05600000","bid":1261.5,"bid_size":2.0,"ask":1269.2,"ask_size":2.0,"iv":0.3977,"open_interest":0.0,"volume":0.0,"delta":0.984,"gamma":0.0001,"vega":0.6841,"theta":-0.1534,"rho":3.0004,"theo":1265.1953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1284.89996337891},{"option":"SPXW260312P05600000","bid":3.6,"bid_size":183.0,"ask":3.9,"ask_size":161.0,"iv":0.3997,"open_interest":41.0,"volume":0.0,"delta":-0.016,"gamma":0.0001,"vega":0.6841,"theta":-0.582,"rho":-0.0606,"theo":3.7645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.05,"last_trade_time":"2026-02-13T15:21:23","percent_change":0.0,"prev_day_close":3.25},{"option":"SPXW260312C05700000","bid":1162.3,"bid_size":2.0,"ask":1170.1,"ask_size":2.0,"iv":0.3782,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0001,"vega":0.8193,"theta":-0.2718,"rho":3.0408,"theo":1166.2058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.70001220703},{"option":"SPXW260312P05700000","bid":4.4,"bid_size":74.0,"ask":4.7,"ask_size":176.0,"iv":0.3803,"open_interest":16.0,"volume":1.0,"delta":-0.0198,"gamma":0.0001,"vega":0.8193,"theta":-0.6665,"rho":-0.0748,"theo":4.5446,"change":-0.5,"open":4.4,"high":4.4,"low":4.4,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-18T15:21:53","percent_change":-10.2041,"prev_day_close":3.89999997615814},{"option":"SPXW260312C05800000","bid":1063.5,"bid_size":2.0,"ask":1071.3,"ask_size":2.0,"iv":0.3588,"open_interest":0.0,"volume":0.0,"delta":0.9754,"gamma":0.0001,"vega":0.9858,"theta":-0.4038,"rho":3.0769,"theo":1067.4176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1086.84997558594},{"option":"SPXW260312P05800000","bid":5.3,"bid_size":158.0,"ask":5.7,"ask_size":169.0,"iv":0.3603,"open_interest":35.0,"volume":0.0,"delta":-0.0246,"gamma":0.0001,"vega":0.9858,"theta":-0.7647,"rho":-0.0934,"theo":5.526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-17T14:28:17","percent_change":0.0,"prev_day_close":4.75},{"option":"SPXW260312C05850000","bid":1014.2,"bid_size":2.0,"ask":1022.0,"ask_size":4.0,"iv":0.3491,"open_interest":0.0,"volume":0.0,"delta":0.9725,"gamma":0.0001,"vega":1.0825,"theta":-0.4765,"rho":3.0931,"theo":1018.126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1038.14996337891},{"option":"SPXW260312P05850000","bid":5.9,"bid_size":151.0,"ask":6.2,"ask_size":78.0,"iv":0.3502,"open_interest":2.0,"volume":0.0,"delta":-0.0276,"gamma":0.0001,"vega":1.0825,"theta":-0.8204,"rho":-0.1045,"theo":6.1192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-17T14:28:15","percent_change":0.0,"prev_day_close":5.25},{"option":"SPXW260312C05875000","bid":989.7,"bid_size":2.0,"ask":997.4,"ask_size":2.0,"iv":0.3436,"open_interest":0.0,"volume":0.0,"delta":0.9708,"gamma":0.0001,"vega":1.1358,"theta":-0.5148,"rho":3.1006,"theo":993.512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1013.45001220703},{"option":"SPXW260312P05875000","bid":6.2,"bid_size":151.0,"ask":6.6,"ask_size":161.0,"iv":0.3456,"open_interest":78.0,"volume":0.0,"delta":-0.0292,"gamma":0.0001,"vega":1.1358,"theta":-0.8502,"rho":-0.1107,"theo":6.4476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.2,"last_trade_time":"2026-02-12T16:13:23","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260312C05900000","bid":965.1,"bid_size":4.0,"ask":972.8,"ask_size":4.0,"iv":0.3402,"open_interest":0.0,"volume":0.0,"delta":0.9691,"gamma":0.0001,"vega":1.1928,"theta":-0.5547,"rho":3.1075,"theo":968.9225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":987.950012207031},{"option":"SPXW260312P05900000","bid":6.6,"bid_size":84.0,"ask":6.9,"ask_size":159.0,"iv":0.3408,"open_interest":1.0,"volume":1.0,"delta":-0.031,"gamma":0.0001,"vega":1.1928,"theta":-0.8816,"rho":-0.1174,"theo":6.8005,"change":-2.1,"open":5.1,"high":5.1,"low":5.1,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T12:35:37","percent_change":-29.1667,"prev_day_close":5.79999995231628},{"option":"SPXW260312C05925000","bid":940.4,"bid_size":2.0,"ask":948.2,"ask_size":2.0,"iv":0.3347,"open_interest":0.0,"volume":0.0,"delta":0.9672,"gamma":0.0001,"vega":1.2535,"theta":-0.5961,"rho":3.1138,"theo":944.3605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":964.149993896484},{"option":"SPXW260312P05925000","bid":6.9,"bid_size":168.0,"ask":7.3,"ask_size":155.0,"iv":0.3358,"open_interest":45.0,"volume":0.0,"delta":-0.0329,"gamma":0.0001,"vega":1.2535,"theta":-0.9145,"rho":-0.1248,"theo":7.1809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.0,"last_trade_time":"2026-02-12T12:29:22","percent_change":0.0,"prev_day_close":6.15000009536743},{"option":"SPXW260312C05950000","bid":915.9,"bid_size":2.0,"ask":923.7,"ask_size":2.0,"iv":0.3303,"open_interest":0.0,"volume":0.0,"delta":0.9651,"gamma":0.0001,"vega":1.3174,"theta":-0.6393,"rho":3.1195,"theo":919.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":939.0},{"option":"SPXW260312P05950000","bid":7.3,"bid_size":167.0,"ask":7.7,"ask_size":93.0,"iv":0.331,"open_interest":61.0,"volume":1.0,"delta":-0.0349,"gamma":0.0001,"vega":1.3174,"theta":-0.9492,"rho":-0.1327,"theo":7.5922,"change":-2.45,"open":5.6,"high":5.6,"low":5.6,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-18T12:22:35","percent_change":-30.4348,"prev_day_close":6.5},{"option":"SPXW260312C05975000","bid":891.4,"bid_size":2.0,"ask":899.2,"ask_size":2.0,"iv":0.3257,"open_interest":0.0,"volume":0.0,"delta":0.9629,"gamma":0.0001,"vega":1.3848,"theta":-0.6844,"rho":3.1247,"theo":895.3326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":915.100006103516},{"option":"SPXW260312P05975000","bid":7.8,"bid_size":139.0,"ask":8.2,"ask_size":151.0,"iv":0.3268,"open_interest":34.0,"volume":1.0,"delta":-0.0372,"gamma":0.0001,"vega":1.3848,"theta":-0.9859,"rho":-0.1412,"theo":8.0377,"change":-0.8,"open":7.7,"high":7.7,"low":7.7,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T15:21:11","percent_change":-9.41177,"prev_day_close":6.84999990463257},{"option":"SPXW260312C06000000","bid":867.1,"bid_size":2.0,"ask":874.8,"ask_size":4.0,"iv":0.3212,"open_interest":1.0,"volume":0.0,"delta":0.9605,"gamma":0.0002,"vega":1.456,"theta":-0.7316,"rho":3.1292,"theo":870.8732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":854.93,"last_trade_time":"2026-02-13T09:49:59","percent_change":0.0,"prev_day_close":890.100006103516},{"option":"SPXW260312P06000000","bid":8.3,"bid_size":94.0,"ask":8.7,"ask_size":148.0,"iv":0.3223,"open_interest":38.0,"volume":0.0,"delta":-0.0396,"gamma":0.0002,"vega":1.456,"theta":-1.0246,"rho":-0.1503,"theo":8.5208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.14,"last_trade_time":"2026-02-13T13:21:22","percent_change":0.0,"prev_day_close":7.29999995231628},{"option":"SPXW260312C06025000","bid":842.7,"bid_size":2.0,"ask":850.4,"ask_size":2.0,"iv":0.3168,"open_interest":0.0,"volume":0.0,"delta":0.9579,"gamma":0.0002,"vega":1.5324,"theta":-0.7809,"rho":3.133,"theo":846.4551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":866.200012207031},{"option":"SPXW260312P06025000","bid":8.8,"bid_size":153.0,"ask":9.2,"ask_size":89.0,"iv":0.3176,"open_interest":17.0,"volume":0.0,"delta":-0.0422,"gamma":0.0002,"vega":1.5324,"theta":-1.0654,"rho":-0.1602,"theo":9.0451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.0,"last_trade_time":"2026-02-12T11:05:26","percent_change":0.0,"prev_day_close":7.70000004768372},{"option":"SPXW260312C06050000","bid":818.5,"bid_size":3.0,"ask":825.9,"ask_size":3.0,"iv":0.3134,"open_interest":0.0,"volume":0.0,"delta":0.955,"gamma":0.0002,"vega":1.6147,"theta":-0.8325,"rho":3.136,"theo":822.083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":841.700012207031},{"option":"SPXW260312P06050000","bid":9.4,"bid_size":91.0,"ask":9.8,"ask_size":87.0,"iv":0.3132,"open_interest":50.0,"volume":0.0,"delta":-0.045,"gamma":0.0002,"vega":1.6147,"theta":-1.1086,"rho":-0.1709,"theo":9.6153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.3,"last_trade_time":"2026-02-17T11:11:26","percent_change":0.0,"prev_day_close":8.2000002861023},{"option":"SPXW260312C06075000","bid":793.9,"bid_size":4.0,"ask":801.6,"ask_size":3.0,"iv":0.3082,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0002,"vega":1.7029,"theta":-0.8866,"rho":3.1378,"theo":797.7622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":816.350006103516},{"option":"SPXW260312P06075000","bid":10.0,"bid_size":87.0,"ask":10.4,"ask_size":55.0,"iv":0.3086,"open_interest":7.0,"volume":0.0,"delta":-0.0481,"gamma":0.0002,"vega":1.7029,"theta":-1.1541,"rho":-0.1828,"theo":10.2369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.35,"last_trade_time":"2026-02-17T11:31:03","percent_change":0.0,"prev_day_close":8.75},{"option":"SPXW260312C06100000","bid":770.0,"bid_size":3.0,"ask":777.3,"ask_size":3.0,"iv":0.305,"open_interest":1.0,"volume":0.0,"delta":0.9486,"gamma":0.0002,"vega":1.7963,"theta":-0.9432,"rho":3.1385,"theo":773.4987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":759.97,"last_trade_time":"2026-02-13T09:49:59","percent_change":0.0,"prev_day_close":792.199981689453},{"option":"SPXW260312P06100000","bid":10.7,"bid_size":83.0,"ask":11.1,"ask_size":53.0,"iv":0.3044,"open_interest":22.0,"volume":3.0,"delta":-0.0514,"gamma":0.0002,"vega":1.7963,"theta":-1.2023,"rho":-0.1957,"theo":10.9159,"change":-3.55,"open":7.9,"high":7.9,"low":7.9,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T12:27:52","percent_change":-31.0044,"prev_day_close":9.2999997138977},{"option":"SPXW260312C06125000","bid":745.8,"bid_size":3.0,"ask":753.1,"ask_size":3.0,"iv":0.3007,"open_interest":0.0,"volume":0.0,"delta":0.945,"gamma":0.0002,"vega":1.8944,"theta":-1.0025,"rho":3.1381,"theo":749.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":768.0},{"option":"SPXW260312P06125000","bid":11.4,"bid_size":115.0,"ask":11.8,"ask_size":33.0,"iv":0.3001,"open_interest":53.0,"volume":0.0,"delta":-0.055,"gamma":0.0002,"vega":1.8944,"theta":-1.2531,"rho":-0.2097,"theo":11.658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.3,"last_trade_time":"2026-02-17T12:32:47","percent_change":0.0,"prev_day_close":9.9500002861023},{"option":"SPXW260312C06150000","bid":721.8,"bid_size":3.0,"ask":728.9,"ask_size":3.0,"iv":0.2968,"open_interest":0.0,"volume":0.0,"delta":0.941,"gamma":0.0002,"vega":1.9983,"theta":-1.0646,"rho":3.1368,"theo":725.1668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":743.899993896484},{"option":"SPXW260312P06150000","bid":12.2,"bid_size":112.0,"ask":12.7,"ask_size":52.0,"iv":0.296,"open_interest":12.0,"volume":3.0,"delta":-0.059,"gamma":0.0002,"vega":1.9983,"theta":-1.3067,"rho":-0.2247,"theo":12.4687,"change":-1.9,"open":8.9,"high":11.1,"low":8.9,"tick":"up","last_trade_price":11.1,"last_trade_time":"2026-02-18T15:34:59","percent_change":-14.6154,"prev_day_close":10.5999999046326},{"option":"SPXW260312C06175000","bid":697.9,"bid_size":3.0,"ask":704.9,"ask_size":3.0,"iv":0.2927,"open_interest":0.0,"volume":0.0,"delta":0.9367,"gamma":0.0003,"vega":2.1097,"theta":-1.1294,"rho":3.1342,"theo":701.1098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.300018310547},{"option":"SPXW260312P06175000","bid":13.1,"bid_size":106.0,"ask":13.6,"ask_size":51.0,"iv":0.2918,"open_interest":37.0,"volume":0.0,"delta":-0.0633,"gamma":0.0003,"vega":2.1097,"theta":-1.3631,"rho":-0.241,"theo":13.3542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.15,"last_trade_time":"2026-02-17T11:31:03","percent_change":0.0,"prev_day_close":11.3499999046326},{"option":"SPXW260312C06200000","bid":673.8,"bid_size":3.0,"ask":680.9,"ask_size":4.0,"iv":0.2884,"open_interest":0.0,"volume":0.0,"delta":0.9321,"gamma":0.0003,"vega":2.2294,"theta":-1.1971,"rho":3.1298,"theo":677.1353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":695.199981689453},{"option":"SPXW260312P06200000","bid":14.1,"bid_size":57.0,"ask":14.5,"ask_size":30.0,"iv":0.2873,"open_interest":86.0,"volume":0.0,"delta":-0.068,"gamma":0.0003,"vega":2.2294,"theta":-1.4223,"rho":-0.259,"theo":14.322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.4,"last_trade_time":"2026-02-17T14:36:48","percent_change":0.0,"prev_day_close":12.2000002861023},{"option":"SPXW260312C06225000","bid":649.6,"bid_size":2.0,"ask":656.9,"ask_size":3.0,"iv":0.283,"open_interest":0.0,"volume":0.0,"delta":0.927,"gamma":0.0003,"vega":2.3559,"theta":-1.2675,"rho":3.1236,"theo":653.2519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":671.399993896484},{"option":"SPXW260312P06225000","bid":15.2,"bid_size":54.0,"ask":15.6,"ask_size":49.0,"iv":0.2833,"open_interest":113.0,"volume":1.0,"delta":-0.0731,"gamma":0.0003,"vega":2.3559,"theta":-1.4842,"rho":-0.2788,"theo":15.381,"change":-2.77,"open":13.18,"high":13.18,"low":13.18,"tick":"down","last_trade_price":13.18,"last_trade_time":"2026-02-18T09:55:46","percent_change":-17.3668,"prev_day_close":13.0999999046326},{"option":"SPXW260312C06250000","bid":626.3,"bid_size":3.0,"ask":633.5,"ask_size":2.0,"iv":0.2803,"open_interest":0.0,"volume":0.0,"delta":0.9214,"gamma":0.0003,"vega":2.4878,"theta":-1.3407,"rho":3.1159,"theo":629.4679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":647.449981689453},{"option":"SPXW260312P06250000","bid":16.2,"bid_size":72.0,"ask":16.8,"ask_size":28.0,"iv":0.2789,"open_interest":62.0,"volume":3.0,"delta":-0.0786,"gamma":0.0003,"vega":2.4878,"theta":-1.549,"rho":-0.3002,"theo":16.5394,"change":-5.3,"open":14.18,"high":14.18,"low":11.8,"tick":"down","last_trade_price":11.8,"last_trade_time":"2026-02-18T12:13:29","percent_change":-30.9942,"prev_day_close":14.0999999046326},{"option":"SPXW260312C06275000","bid":602.6,"bid_size":3.0,"ask":609.8,"ask_size":2.0,"iv":0.2761,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0003,"vega":2.6261,"theta":-1.4166,"rho":3.1067,"theo":605.7903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":624.0},{"option":"SPXW260312P06275000","bid":17.5,"bid_size":42.0,"ask":18.1,"ask_size":51.0,"iv":0.275,"open_interest":61.0,"volume":0.0,"delta":-0.0846,"gamma":0.0003,"vega":2.6261,"theta":-1.6164,"rho":-0.323,"theo":17.8043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.0,"last_trade_time":"2026-02-13T10:44:34","percent_change":0.0,"prev_day_close":15.1500000953674},{"option":"SPXW260312C06300000","bid":579.1,"bid_size":3.0,"ask":585.7,"ask_size":3.0,"iv":0.2716,"open_interest":0.0,"volume":0.0,"delta":0.9089,"gamma":0.0004,"vega":2.7734,"theta":-1.4949,"rho":3.0955,"theo":582.227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.5},{"option":"SPXW260312P06300000","bid":18.8,"bid_size":59.0,"ask":19.5,"ask_size":48.0,"iv":0.2709,"open_interest":79.0,"volume":7.0,"delta":-0.0911,"gamma":0.0004,"vega":2.7734,"theta":-1.6862,"rho":-0.3479,"theo":19.1833,"change":-6.2,"open":13.8,"high":13.8,"low":13.25,"tick":"up","last_trade_price":13.5,"last_trade_time":"2026-02-18T12:12:34","percent_change":-31.4721,"prev_day_close":16.3500003814697},{"option":"SPXW260312C06325000","bid":555.4,"bid_size":3.0,"ask":562.8,"ask_size":4.0,"iv":0.2676,"open_interest":0.0,"volume":0.0,"delta":0.9018,"gamma":0.0004,"vega":2.9297,"theta":-1.5753,"rho":3.0817,"theo":558.7885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":575.850006103516},{"option":"SPXW260312P06325000","bid":20.3,"bid_size":56.0,"ask":21.0,"ask_size":45.0,"iv":0.2668,"open_interest":87.0,"volume":2.0,"delta":-0.0982,"gamma":0.0004,"vega":2.9297,"theta":-1.7582,"rho":-0.3754,"theo":20.6872,"change":-6.94,"open":14.76,"high":14.76,"low":14.26,"tick":"down","last_trade_price":14.26,"last_trade_time":"2026-02-18T11:16:08","percent_change":-32.7358,"prev_day_close":17.6000003814697},{"option":"SPXW260312C06350000","bid":531.8,"bid_size":3.0,"ask":539.2,"ask_size":4.0,"iv":0.263,"open_interest":0.0,"volume":0.0,"delta":0.8942,"gamma":0.0004,"vega":3.0917,"theta":-1.6578,"rho":3.0655,"theo":535.4862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":552.299987792969},{"option":"SPXW260312P06350000","bid":21.9,"bid_size":52.0,"ask":22.6,"ask_size":42.0,"iv":0.2627,"open_interest":69.0,"volume":14.0,"delta":-0.1058,"gamma":0.0004,"vega":3.0917,"theta":-1.8321,"rho":-0.4053,"theo":22.3273,"change":-4.81,"open":20.05,"high":20.05,"low":16.05,"tick":"no_change","last_trade_price":17.99,"last_trade_time":"2026-02-18T13:51:57","percent_change":-21.0965,"prev_day_close":19.0},{"option":"SPXW260312C06375000","bid":508.6,"bid_size":4.0,"ask":515.7,"ask_size":3.0,"iv":0.2584,"open_interest":0.0,"volume":0.0,"delta":0.8859,"gamma":0.0004,"vega":3.2585,"theta":-1.7418,"rho":3.0474,"theo":512.3289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.949981689453},{"option":"SPXW260312P06375000","bid":23.7,"bid_size":32.0,"ask":24.4,"ask_size":38.0,"iv":0.2588,"open_interest":116.0,"volume":3.0,"delta":-0.1142,"gamma":0.0004,"vega":3.2585,"theta":-1.9077,"rho":-0.437,"theo":24.1124,"change":-4.15,"open":21.65,"high":21.65,"low":17.24,"tick":"up","last_trade_price":20.45,"last_trade_time":"2026-02-18T15:43:24","percent_change":-16.8699,"prev_day_close":20.5500001907349},{"option":"SPXW260312C06400000","bid":485.7,"bid_size":3.0,"ask":492.6,"ask_size":3.0,"iv":0.2544,"open_interest":0.0,"volume":0.0,"delta":0.8769,"gamma":0.0005,"vega":3.4333,"theta":-1.827,"rho":3.0268,"theo":489.3249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.25},{"option":"SPXW260312P06400000","bid":25.7,"bid_size":10.0,"ask":26.3,"ask_size":35.0,"iv":0.2548,"open_interest":458.0,"volume":292.0,"delta":-0.1231,"gamma":0.0005,"vega":3.4333,"theta":-1.9844,"rho":-0.4713,"theo":26.0507,"change":-6.02,"open":22.62,"high":24.5,"low":18.15,"tick":"down","last_trade_price":20.48,"last_trade_time":"2026-02-18T15:57:09","percent_change":-22.717,"prev_day_close":22.1999998092651},{"option":"SPXW260312C06425000","bid":463.4,"bid_size":3.0,"ask":470.1,"ask_size":3.0,"iv":0.2517,"open_interest":0.0,"volume":0.0,"delta":0.8673,"gamma":0.0005,"vega":3.6172,"theta":-1.9128,"rho":3.0028,"theo":466.4867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":483.199996948242},{"option":"SPXW260312P06425000","bid":27.8,"bid_size":9.0,"ask":28.4,"ask_size":33.0,"iv":0.2508,"open_interest":93.0,"volume":17.0,"delta":-0.1328,"gamma":0.0005,"vega":3.6172,"theta":-2.0618,"rho":-0.5089,"theo":28.1549,"change":-8.7,"open":22.0,"high":22.0,"low":19.9,"tick":"down","last_trade_price":19.9,"last_trade_time":"2026-02-18T10:47:25","percent_change":-30.4196,"prev_day_close":24.0500001907349},{"option":"SPXW260312C06450000","bid":440.2,"bid_size":3.0,"ask":447.4,"ask_size":3.0,"iv":0.2468,"open_interest":0.0,"volume":0.0,"delta":0.8568,"gamma":0.0006,"vega":3.8056,"theta":-1.9988,"rho":2.9756,"theo":443.8291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":460.199996948242},{"option":"SPXW260312P06450000","bid":30.0,"bid_size":9.0,"ask":30.7,"ask_size":30.0,"iv":0.2467,"open_interest":43.0,"volume":1.0,"delta":-0.1432,"gamma":0.0006,"vega":3.8056,"theta":-2.1393,"rho":-0.5498,"theo":30.4398,"change":-3.5,"open":27.4,"high":27.4,"low":27.4,"tick":"down","last_trade_price":27.4,"last_trade_time":"2026-02-18T15:01:49","percent_change":-11.3269,"prev_day_close":26.0},{"option":"SPXW260312C06475000","bid":418.2,"bid_size":3.0,"ask":424.4,"ask_size":3.0,"iv":0.2427,"open_interest":0.0,"volume":0.0,"delta":0.8455,"gamma":0.0006,"vega":3.9967,"theta":-2.0844,"rho":2.946,"theo":421.3634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":437.650009155273},{"option":"SPXW260312P06475000","bid":32.5,"bid_size":9.0,"ask":33.2,"ask_size":28.0,"iv":0.2427,"open_interest":42.0,"volume":13.0,"delta":-0.1545,"gamma":0.0006,"vega":3.9967,"theta":-2.2164,"rho":-0.593,"theo":32.9164,"change":-5.4,"open":23.19,"high":28.0,"low":23.19,"tick":"up","last_trade_price":28.0,"last_trade_time":"2026-02-18T15:43:24","percent_change":-16.1677,"prev_day_close":28.1999998092651},{"option":"SPXW260312C06500000","bid":396.0,"bid_size":3.0,"ask":402.0,"ask_size":3.0,"iv":0.2385,"open_interest":0.0,"volume":0.0,"delta":0.8334,"gamma":0.0006,"vega":4.1945,"theta":-2.1688,"rho":2.9131,"theo":399.1006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.149993896484},{"option":"SPXW260312P06500000","bid":35.2,"bid_size":9.0,"ask":35.9,"ask_size":26.0,"iv":0.2386,"open_interest":84.0,"volume":15.0,"delta":-0.1666,"gamma":0.0006,"vega":4.1945,"theta":-2.2924,"rho":-0.6396,"theo":35.596,"change":0.8,"open":26.2,"high":26.2,"low":24.01,"tick":"up","last_trade_price":25.16,"last_trade_time":"2026-02-18T13:22:19","percent_change":2.62295,"prev_day_close":30.5},{"option":"SPXW260312C06525000","bid":373.9,"bid_size":4.0,"ask":380.4,"ask_size":4.0,"iv":0.2347,"open_interest":0.0,"volume":0.0,"delta":0.8203,"gamma":0.0007,"vega":4.399,"theta":-2.2514,"rho":2.8756,"theo":377.0593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.699996948242},{"option":"SPXW260312P06525000","bid":38.1,"bid_size":8.0,"ask":38.8,"ask_size":25.0,"iv":0.2344,"open_interest":98.0,"volume":9.0,"delta":-0.1797,"gamma":0.0007,"vega":4.399,"theta":-2.3664,"rho":-0.6908,"theo":38.4972,"change":-12.78,"open":36.7,"high":36.7,"low":26.1,"tick":"down","last_trade_price":26.27,"last_trade_time":"2026-02-18T12:53:29","percent_change":-32.7273,"prev_day_close":33.1000003814697},{"option":"SPXW260312C06550000","bid":352.1,"bid_size":4.0,"ask":358.0,"ask_size":4.0,"iv":0.2298,"open_interest":0.0,"volume":0.0,"delta":0.8062,"gamma":0.0007,"vega":4.6036,"theta":-2.3314,"rho":2.8343,"theo":355.2597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.75},{"option":"SPXW260312P06550000","bid":41.2,"bid_size":18.0,"ask":42.0,"ask_size":23.0,"iv":0.2302,"open_interest":235.0,"volume":15.0,"delta":-0.1938,"gamma":0.0007,"vega":4.6036,"theta":-2.4379,"rho":-0.7457,"theo":41.6399,"change":-12.35,"open":30.9,"high":30.9,"low":29.2,"tick":"up","last_trade_price":29.9,"last_trade_time":"2026-02-18T12:09:50","percent_change":-29.2308,"prev_day_close":35.8999996185303},{"option":"SPXW260312C06560000","bid":343.1,"bid_size":4.0,"ask":349.4,"ask_size":4.0,"iv":0.2278,"open_interest":0.0,"volume":0.0,"delta":0.8003,"gamma":0.0007,"vega":4.6853,"theta":-2.3624,"rho":2.8171,"theo":346.6108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":361.050003051758},{"option":"SPXW260312P06560000","bid":42.6,"bid_size":8.0,"ask":43.4,"ask_size":22.0,"iv":0.2287,"open_interest":2.0,"volume":2.0,"delta":-0.1998,"gamma":0.0007,"vega":4.6853,"theta":-2.4656,"rho":-0.7684,"theo":42.968,"change":-8.05,"open":31.25,"high":35.5,"low":31.25,"tick":"up","last_trade_price":35.5,"last_trade_time":"2026-02-18T14:27:29","percent_change":-18.4845,"prev_day_close":37.0499992370606},{"option":"SPXW260312C06570000","bid":335.0,"bid_size":4.0,"ask":341.2,"ask_size":4.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":0.7942,"gamma":0.0008,"vega":4.7674,"theta":-2.3929,"rho":2.7992,"theo":338.0039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":352.199996948242},{"option":"SPXW260312P06570000","bid":43.9,"bid_size":18.0,"ask":44.7,"ask_size":22.0,"iv":0.2268,"open_interest":1.0,"volume":0.0,"delta":-0.2058,"gamma":0.0008,"vega":4.7674,"theta":-2.4927,"rho":-0.7918,"theo":44.3381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":68.8,"last_trade_time":"2026-02-17T10:38:53","percent_change":0.0,"prev_day_close":38.2999992370606},{"option":"SPXW260312C06575000","bid":330.6,"bid_size":4.0,"ask":336.9,"ask_size":4.0,"iv":0.2261,"open_interest":0.0,"volume":0.0,"delta":0.7911,"gamma":0.0008,"vega":4.8088,"theta":-2.4079,"rho":2.7899,"theo":333.7166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":347.949996948242},{"option":"SPXW260312P06575000","bid":44.6,"bid_size":18.0,"ask":45.5,"ask_size":22.0,"iv":0.226,"open_interest":101.0,"volume":7.0,"delta":-0.209,"gamma":0.0008,"vega":4.8088,"theta":-2.506,"rho":-0.8038,"theo":45.0393,"change":-13.45,"open":36.23,"high":36.23,"low":32.2,"tick":"down","last_trade_price":32.2,"last_trade_time":"2026-02-18T10:50:06","percent_change":-29.4633,"prev_day_close":38.8999996185303},{"option":"SPXW260312C06580000","bid":325.9,"bid_size":4.0,"ask":332.2,"ask_size":4.0,"iv":0.2243,"open_interest":0.0,"volume":0.0,"delta":0.7879,"gamma":0.0008,"vega":4.8504,"theta":-2.4227,"rho":2.7805,"theo":329.4404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.399993896484},{"option":"SPXW260312P06580000","bid":45.4,"bid_size":8.0,"ask":46.2,"ask_size":21.0,"iv":0.2253,"open_interest":7.0,"volume":0.0,"delta":-0.2121,"gamma":0.0008,"vega":4.8504,"theta":-2.5191,"rho":-0.8159,"theo":45.7516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.7,"last_trade_time":"2026-02-17T14:52:34","percent_change":0.0,"prev_day_close":39.5499992370606},{"option":"SPXW260312C06590000","bid":317.4,"bid_size":4.0,"ask":323.9,"ask_size":4.0,"iv":0.2229,"open_interest":0.0,"volume":0.0,"delta":0.7814,"gamma":0.0008,"vega":4.9342,"theta":-2.4517,"rho":2.7608,"theo":320.9223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.0},{"option":"SPXW260312P06590000","bid":46.9,"bid_size":8.0,"ask":47.6,"ask_size":21.0,"iv":0.2235,"open_interest":4.0,"volume":0.0,"delta":-0.2186,"gamma":0.0008,"vega":4.9342,"theta":-2.5447,"rho":-0.8411,"theo":47.2104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.07,"last_trade_time":"2026-02-17T10:36:24","percent_change":0.0,"prev_day_close":40.8499984741211},{"option":"SPXW260312C06600000","bid":309.3,"bid_size":4.0,"ask":315.4,"ask_size":4.0,"iv":0.2215,"open_interest":4.0,"volume":0.0,"delta":0.7748,"gamma":0.0008,"vega":5.0184,"theta":-2.48,"rho":2.7401,"theo":312.4516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":320.45,"last_trade_time":"2026-02-13T11:36:24","percent_change":0.0,"prev_day_close":326.150009155273},{"option":"SPXW260312P06600000","bid":48.3,"bid_size":18.0,"ask":49.2,"ask_size":21.0,"iv":0.2217,"open_interest":131.0,"volume":24.0,"delta":-0.2253,"gamma":0.0008,"vega":5.0184,"theta":-2.5696,"rho":-0.8672,"theo":48.7166,"change":-8.5,"open":39.3,"high":40.95,"low":34.28,"tick":"up","last_trade_price":40.95,"last_trade_time":"2026-02-18T14:30:22","percent_change":-17.1891,"prev_day_close":42.2000007629394},{"option":"SPXW260312C06610000","bid":301.0,"bid_size":4.0,"ask":306.7,"ask_size":4.0,"iv":0.2196,"open_interest":0.0,"volume":0.0,"delta":0.7679,"gamma":0.0008,"vega":5.1024,"theta":-2.5074,"rho":2.7186,"theo":304.0303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.550003051758},{"option":"SPXW260312P06610000","bid":49.9,"bid_size":7.0,"ask":50.7,"ask_size":20.0,"iv":0.2201,"open_interest":1.0,"volume":0.0,"delta":-0.2321,"gamma":0.0008,"vega":5.1024,"theta":-2.5936,"rho":-0.8942,"theo":50.2723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":50.96,"last_trade_time":"2026-02-13T14:27:02","percent_change":0.0,"prev_day_close":43.6000003814697},{"option":"SPXW260312C06620000","bid":292.3,"bid_size":7.0,"ask":298.4,"ask_size":7.0,"iv":0.2175,"open_interest":0.0,"volume":0.0,"delta":0.7608,"gamma":0.0008,"vega":5.1855,"theta":-2.5338,"rho":2.6963,"theo":295.6603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":308.949996948242},{"option":"SPXW260312P06620000","bid":51.6,"bid_size":7.0,"ask":52.4,"ask_size":20.0,"iv":0.2183,"open_interest":1.0,"volume":0.0,"delta":-0.2392,"gamma":0.0008,"vega":5.1855,"theta":-2.6166,"rho":-0.922,"theo":51.8792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.3,"last_trade_time":"2026-02-13T09:50:35","percent_change":0.0,"prev_day_close":45.0499992370606},{"option":"SPXW260312C06625000","bid":288.5,"bid_size":7.0,"ask":294.2,"ask_size":7.0,"iv":0.217,"open_interest":0.0,"volume":0.0,"delta":0.7572,"gamma":0.0009,"vega":5.2266,"theta":-2.5466,"rho":2.685,"theo":291.4949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.0},{"option":"SPXW260312P06625000","bid":52.4,"bid_size":7.0,"ask":53.2,"ask_size":20.0,"iv":0.2174,"open_interest":102.0,"volume":6.0,"delta":-0.2428,"gamma":0.0009,"vega":5.2266,"theta":-2.6277,"rho":-0.936,"theo":52.7023,"change":-15.65,"open":37.9,"high":37.9,"low":37.9,"tick":"down","last_trade_price":37.9,"last_trade_time":"2026-02-18T12:31:17","percent_change":-29.225,"prev_day_close":45.75},{"option":"SPXW260312C06630000","bid":284.3,"bid_size":7.0,"ask":290.0,"ask_size":7.0,"iv":0.216,"open_interest":0.0,"volume":0.0,"delta":0.7536,"gamma":0.0009,"vega":5.2674,"theta":-2.5592,"rho":2.6735,"theo":287.3427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":300.600006103516},{"option":"SPXW260312P06630000","bid":53.2,"bid_size":7.0,"ask":54.0,"ask_size":20.0,"iv":0.2165,"open_interest":1.0,"volume":1.0,"delta":-0.2465,"gamma":0.0009,"vega":5.2674,"theta":-2.6386,"rho":-0.9502,"theo":53.5386,"change":-12.71,"open":41.64,"high":41.64,"low":41.64,"tick":"down","last_trade_price":41.64,"last_trade_time":"2026-02-18T13:47:56","percent_change":-23.3855,"prev_day_close":46.5499992370606},{"option":"SPXW260312C06640000","bid":275.9,"bid_size":7.0,"ask":281.7,"ask_size":7.0,"iv":0.214,"open_interest":0.0,"volume":0.0,"delta":0.7461,"gamma":0.0009,"vega":5.3483,"theta":-2.5835,"rho":2.6501,"theo":279.0789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.150009155273},{"option":"SPXW260312P06640000","bid":54.9,"bid_size":7.0,"ask":55.7,"ask_size":18.0,"iv":0.2148,"open_interest":5.0,"volume":3.0,"delta":-0.254,"gamma":0.0009,"vega":5.3483,"theta":-2.6596,"rho":-0.979,"theo":55.2517,"change":-3.7,"open":40.8,"high":52.45,"low":40.8,"tick":"up","last_trade_price":52.45,"last_trade_time":"2026-02-18T15:25:20","percent_change":-6.5895,"prev_day_close":48.0499992370606},{"option":"SPXW260312C06650000","bid":267.7,"bid_size":7.0,"ask":273.6,"ask_size":7.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":0.7383,"gamma":0.0009,"vega":5.4288,"theta":-2.6067,"rho":2.6261,"theo":270.8701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":283.75},{"option":"SPXW260312P06650000","bid":56.7,"bid_size":7.0,"ask":57.5,"ask_size":18.0,"iv":0.2129,"open_interest":88.0,"volume":12.0,"delta":-0.2617,"gamma":0.0009,"vega":5.4288,"theta":-2.6794,"rho":-1.0086,"theo":57.0199,"change":-12.74,"open":44.0,"high":45.31,"low":41.48,"tick":"up","last_trade_price":45.31,"last_trade_time":"2026-02-18T14:06:37","percent_change":-21.9466,"prev_day_close":49.6500015258789},{"option":"SPXW260312C06660000","bid":259.5,"bid_size":7.0,"ask":265.3,"ask_size":7.0,"iv":0.2104,"open_interest":0.0,"volume":0.0,"delta":0.7304,"gamma":0.0009,"vega":5.5092,"theta":-2.6286,"rho":2.6009,"theo":262.7185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":275.599990844727},{"option":"SPXW260312P06660000","bid":58.5,"bid_size":7.0,"ask":59.4,"ask_size":18.0,"iv":0.2111,"open_interest":28.0,"volume":1.0,"delta":-0.2696,"gamma":0.0009,"vega":5.5092,"theta":-2.6979,"rho":-1.0392,"theo":58.8453,"change":-16.97,"open":42.93,"high":42.93,"low":42.93,"tick":"down","last_trade_price":42.93,"last_trade_time":"2026-02-18T10:41:12","percent_change":-28.3306,"prev_day_close":51.3499984741211},{"option":"SPXW260312C06670000","bid":251.4,"bid_size":7.0,"ask":257.2,"ask_size":7.0,"iv":0.2085,"open_interest":0.0,"volume":0.0,"delta":0.7222,"gamma":0.001,"vega":5.5895,"theta":-2.6493,"rho":2.5745,"theo":254.6267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":267.300003051758},{"option":"SPXW260312P06670000","bid":60.4,"bid_size":7.0,"ask":61.2,"ask_size":18.0,"iv":0.2094,"open_interest":3.0,"volume":0.0,"delta":-0.2778,"gamma":0.001,"vega":5.5895,"theta":-2.7151,"rho":-1.0711,"theo":60.7304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":70.3,"last_trade_time":"2026-02-12T13:08:33","percent_change":0.0,"prev_day_close":53.0},{"option":"SPXW260312C06675000","bid":247.4,"bid_size":7.0,"ask":253.2,"ask_size":7.0,"iv":0.2077,"open_interest":0.0,"volume":0.0,"delta":0.7181,"gamma":0.001,"vega":5.6294,"theta":-2.659,"rho":2.5608,"theo":250.6041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":263.199996948242},{"option":"SPXW260312P06675000","bid":61.4,"bid_size":7.0,"ask":62.2,"ask_size":17.0,"iv":0.2084,"open_interest":30.0,"volume":4.0,"delta":-0.282,"gamma":0.001,"vega":5.6294,"theta":-2.7232,"rho":-1.0875,"theo":61.6963,"change":-17.48,"open":47.72,"high":47.72,"low":45.24,"tick":"up","last_trade_price":45.37,"last_trade_time":"2026-02-18T11:18:49","percent_change":-27.8123,"prev_day_close":53.8499984741211},{"option":"SPXW260312C06680000","bid":243.8,"bid_size":7.0,"ask":249.2,"ask_size":7.0,"iv":0.2071,"open_interest":0.0,"volume":0.0,"delta":0.7138,"gamma":0.001,"vega":5.669,"theta":-2.6684,"rho":2.5468,"theo":246.5976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.050003051758},{"option":"SPXW260312P06680000","bid":62.4,"bid_size":7.0,"ask":63.2,"ask_size":17.0,"iv":0.2075,"open_interest":11.0,"volume":7.0,"delta":-0.2862,"gamma":0.001,"vega":5.669,"theta":-2.7309,"rho":-1.1042,"theo":62.6783,"change":-15.33,"open":58.1,"high":58.1,"low":48.52,"tick":"down","last_trade_price":48.52,"last_trade_time":"2026-02-18T11:59:59","percent_change":-24.0094,"prev_day_close":54.75},{"option":"SPXW260312C06690000","bid":235.5,"bid_size":7.0,"ask":241.2,"ask_size":7.0,"iv":0.2049,"open_interest":0.0,"volume":0.0,"delta":0.7052,"gamma":0.001,"vega":5.747,"theta":-2.6861,"rho":2.5182,"theo":238.6339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":250.799995422363},{"option":"SPXW260312P06690000","bid":64.4,"bid_size":7.0,"ask":65.2,"ask_size":17.0,"iv":0.2056,"open_interest":11.0,"volume":2.0,"delta":-0.2949,"gamma":0.001,"vega":5.747,"theta":-2.7452,"rho":-1.1383,"theo":64.6915,"change":-7.7,"open":59.52,"high":59.52,"low":58.25,"tick":"down","last_trade_price":58.25,"last_trade_time":"2026-02-18T14:46:34","percent_change":-11.6755,"prev_day_close":56.6000003814697},{"option":"SPXW260312C06700000","bid":227.7,"bid_size":7.0,"ask":233.2,"ask_size":7.0,"iv":0.2031,"open_interest":3.0,"volume":0.0,"delta":0.6963,"gamma":0.001,"vega":5.8226,"theta":-2.7021,"rho":2.4888,"theo":230.7375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":247.97,"last_trade_time":"2026-02-12T12:53:16","percent_change":0.0,"prev_day_close":242.799995422363},{"option":"SPXW260312P06700000","bid":66.5,"bid_size":7.0,"ask":67.3,"ask_size":16.0,"iv":0.2038,"open_interest":132.0,"volume":24.0,"delta":-0.3038,"gamma":0.001,"vega":5.8226,"theta":-2.7578,"rho":-1.1731,"theo":66.7721,"change":-12.1,"open":65.4,"high":65.4,"low":50.5,"tick":"down","last_trade_price":56.0,"last_trade_time":"2026-02-18T15:50:11","percent_change":-17.768,"prev_day_close":58.4500007629394},{"option":"SPXW260312C06710000","bid":222.5,"bid_size":1.0,"ask":223.7,"ask_size":1.0,"iv":0.2019,"open_interest":2.0,"volume":0.0,"delta":0.6871,"gamma":0.0011,"vega":5.8958,"theta":-2.7164,"rho":2.4589,"theo":222.9099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.5,"last_trade_time":"2026-02-12T13:33:35","percent_change":0.0,"prev_day_close":234.799995422363},{"option":"SPXW260312P06710000","bid":68.6,"bid_size":7.0,"ask":69.4,"ask_size":16.0,"iv":0.2018,"open_interest":27.0,"volume":1.0,"delta":-0.3129,"gamma":0.0011,"vega":5.8958,"theta":-2.7687,"rho":-1.2086,"theo":68.9215,"change":-16.68,"open":53.67,"high":53.67,"low":53.67,"tick":"down","last_trade_price":53.67,"last_trade_time":"2026-02-18T11:59:59","percent_change":-23.71,"prev_day_close":60.3999996185303},{"option":"SPXW260312C06720000","bid":214.7,"bid_size":1.0,"ask":215.9,"ask_size":1.0,"iv":0.2,"open_interest":0.0,"volume":0.0,"delta":0.6777,"gamma":0.0011,"vega":5.9671,"theta":-2.7288,"rho":2.4281,"theo":215.1527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":226.949996948242},{"option":"SPXW260312P06720000","bid":70.8,"bid_size":7.0,"ask":71.6,"ask_size":15.0,"iv":0.1999,"open_interest":37.0,"volume":24.0,"delta":-0.3224,"gamma":0.0011,"vega":5.9671,"theta":-2.7778,"rho":-1.2448,"theo":71.1412,"change":-7.2,"open":59.35,"high":65.4,"low":59.35,"tick":"up","last_trade_price":65.4,"last_trade_time":"2026-02-18T14:37:48","percent_change":-9.91736,"prev_day_close":62.3999996185303},{"option":"SPXW260312C06725000","bid":210.5,"bid_size":1.0,"ask":212.0,"ask_size":1.0,"iv":0.1988,"open_interest":2.0,"volume":0.0,"delta":0.6729,"gamma":0.0011,"vega":6.002,"theta":-2.7344,"rho":2.4123,"theo":211.3012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.9,"last_trade_time":"2026-02-13T11:36:24","percent_change":0.0,"prev_day_close":223.0},{"option":"SPXW260312P06725000","bid":71.9,"bid_size":7.0,"ask":72.8,"ask_size":15.0,"iv":0.1991,"open_interest":46.0,"volume":0.0,"delta":-0.3272,"gamma":0.0011,"vega":6.002,"theta":-2.7816,"rho":-1.2633,"theo":72.2782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":76.51,"last_trade_time":"2026-02-17T11:26:36","percent_change":0.0,"prev_day_close":63.4500007629394},{"option":"SPXW260312C06730000","bid":207.0,"bid_size":1.0,"ask":208.2,"ask_size":1.0,"iv":0.198,"open_interest":0.0,"volume":0.0,"delta":0.668,"gamma":0.0011,"vega":6.0367,"theta":-2.7394,"rho":2.3962,"theo":207.4683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":218.950004577637},{"option":"SPXW260312P06730000","bid":73.1,"bid_size":6.0,"ask":73.9,"ask_size":15.0,"iv":0.198,"open_interest":26.0,"volume":0.0,"delta":-0.3321,"gamma":0.0011,"vega":6.0367,"theta":-2.785,"rho":-1.2822,"theo":73.4338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":99.37,"last_trade_time":"2026-02-13T09:40:08","percent_change":0.0,"prev_day_close":64.5},{"option":"SPXW260312C06740000","bid":199.4,"bid_size":1.0,"ask":200.5,"ask_size":1.0,"iv":0.1961,"open_interest":7.0,"volume":0.0,"delta":0.658,"gamma":0.0011,"vega":6.1047,"theta":-2.748,"rho":2.3626,"theo":199.8599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.55,"last_trade_time":"2026-02-13T15:06:11","percent_change":0.0,"prev_day_close":211.099998474121},{"option":"SPXW260312P06740000","bid":75.5,"bid_size":6.0,"ask":76.3,"ask_size":15.0,"iv":0.1961,"open_interest":46.0,"volume":5.0,"delta":-0.342,"gamma":0.0011,"vega":6.1047,"theta":-2.7901,"rho":-1.3212,"theo":75.8024,"change":-17.53,"open":55.4,"high":59.92,"low":55.4,"tick":"up","last_trade_price":59.92,"last_trade_time":"2026-02-18T13:47:53","percent_change":-22.634,"prev_day_close":66.6000022888184},{"option":"SPXW260312C06750000","bid":191.9,"bid_size":5.0,"ask":193.0,"ask_size":2.0,"iv":0.1942,"open_interest":0.0,"volume":0.0,"delta":0.6477,"gamma":0.0012,"vega":6.1704,"theta":-2.7543,"rho":2.3276,"theo":192.3314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.25},{"option":"SPXW260312P06750000","bid":77.9,"bid_size":6.0,"ask":78.7,"ask_size":14.0,"iv":0.1941,"open_interest":29.0,"volume":1.0,"delta":-0.3523,"gamma":0.0012,"vega":6.1704,"theta":-2.793,"rho":-1.3617,"theo":78.2508,"change":-7.43,"open":72.52,"high":72.52,"low":72.52,"tick":"down","last_trade_price":72.52,"last_trade_time":"2026-02-18T09:54:14","percent_change":-9.29331,"prev_day_close":68.8499984741211},{"option":"SPXW260312C06760000","bid":184.4,"bid_size":7.0,"ask":185.5,"ask_size":2.0,"iv":0.1922,"open_interest":0.0,"volume":0.0,"delta":0.6372,"gamma":0.0012,"vega":6.2327,"theta":-2.7583,"rho":2.2915,"theo":184.8858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":195.650001525879},{"option":"SPXW260312P06760000","bid":80.4,"bid_size":6.0,"ask":81.2,"ask_size":13.0,"iv":0.1921,"open_interest":3.0,"volume":2.0,"delta":-0.3628,"gamma":0.0012,"vega":6.2327,"theta":-2.7936,"rho":-1.4033,"theo":80.7821,"change":5.2,"open":65.1,"high":76.12,"low":65.1,"tick":"up","last_trade_price":76.12,"last_trade_time":"2026-02-18T14:39:13","percent_change":7.31364,"prev_day_close":71.1000022888184},{"option":"SPXW260312C06770000","bid":177.0,"bid_size":7.0,"ask":178.1,"ask_size":2.0,"iv":0.1901,"open_interest":0.0,"volume":0.0,"delta":0.6264,"gamma":0.0012,"vega":6.2911,"theta":-2.7598,"rho":2.2546,"theo":177.5253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":188.049995422363},{"option":"SPXW260312P06770000","bid":83.0,"bid_size":6.0,"ask":83.8,"ask_size":13.0,"iv":0.1901,"open_interest":12.0,"volume":1.0,"delta":-0.3737,"gamma":0.0012,"vega":6.2911,"theta":-2.7918,"rho":-1.4456,"theo":83.3986,"change":-10.4,"open":74.9,"high":74.9,"low":74.9,"tick":"down","last_trade_price":74.9,"last_trade_time":"2026-02-18T14:36:07","percent_change":-12.1923,"prev_day_close":73.5500030517578},{"option":"SPXW260312C06775000","bid":173.5,"bid_size":5.0,"ask":174.5,"ask_size":2.0,"iv":0.1892,"open_interest":4.0,"volume":0.0,"delta":0.6208,"gamma":0.0012,"vega":6.3187,"theta":-2.7597,"rho":2.236,"theo":173.8774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.2,"last_trade_time":"2026-02-17T10:09:03","percent_change":0.0,"prev_day_close":184.300003051758},{"option":"SPXW260312P06775000","bid":84.3,"bid_size":6.0,"ask":85.1,"ask_size":13.0,"iv":0.1891,"open_interest":24.0,"volume":0.0,"delta":-0.3792,"gamma":0.0012,"vega":6.3187,"theta":-2.79,"rho":-1.467,"theo":84.7392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.3,"last_trade_time":"2026-02-17T10:01:03","percent_change":0.0,"prev_day_close":74.75},{"option":"SPXW260312C06780000","bid":169.7,"bid_size":7.0,"ask":170.8,"ask_size":2.0,"iv":0.1883,"open_interest":0.0,"volume":0.0,"delta":0.6152,"gamma":0.0012,"vega":6.3454,"theta":-2.7589,"rho":2.2171,"theo":170.2514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":180.549995422363},{"option":"SPXW260312P06780000","bid":85.7,"bid_size":6.0,"ask":86.5,"ask_size":12.0,"iv":0.1881,"open_interest":6.0,"volume":2.0,"delta":-0.3848,"gamma":0.0012,"vega":6.3454,"theta":-2.7875,"rho":-1.4886,"theo":86.1017,"change":-6.98,"open":78.7,"high":81.12,"low":78.7,"tick":"up","last_trade_price":81.12,"last_trade_time":"2026-02-18T14:39:13","percent_change":-7.92282,"prev_day_close":76.0},{"option":"SPXW260312C06790000","bid":162.5,"bid_size":7.0,"ask":163.6,"ask_size":2.0,"iv":0.1863,"open_interest":2.0,"volume":0.0,"delta":0.6037,"gamma":0.0012,"vega":6.3959,"theta":-2.7553,"rho":2.1784,"theo":163.0665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.26,"last_trade_time":"2026-02-10T15:38:16","percent_change":0.0,"prev_day_close":173.099998474121},{"option":"SPXW260312P06790000","bid":88.4,"bid_size":6.0,"ask":89.3,"ask_size":12.0,"iv":0.1861,"open_interest":55.0,"volume":45.0,"delta":-0.3963,"gamma":0.0012,"vega":6.3959,"theta":-2.7805,"rho":-1.5327,"theo":88.8937,"change":-6.4,"open":74.7,"high":84.6,"low":74.7,"tick":"up","last_trade_price":84.6,"last_trade_time":"2026-02-18T15:17:49","percent_change":-7.03297,"prev_day_close":78.5500030517578},{"option":"SPXW260312C06800000","bid":155.5,"bid_size":6.0,"ask":156.5,"ask_size":2.0,"iv":0.1842,"open_interest":13.0,"volume":19.0,"delta":0.592,"gamma":0.0013,"vega":6.4427,"theta":-2.7489,"rho":2.138,"theo":155.9741,"change":13.68,"open":164.39,"high":166.43,"low":164.32,"tick":"up","last_trade_price":166.43,"last_trade_time":"2026-02-18T14:47:29","percent_change":8.95581,"prev_day_close":165.800003051758},{"option":"SPXW260312P06800000","bid":91.3,"bid_size":5.0,"ask":92.1,"ask_size":6.0,"iv":0.184,"open_interest":37.0,"volume":8.0,"delta":-0.4081,"gamma":0.0013,"vega":6.4427,"theta":-2.7707,"rho":-1.5786,"theo":91.7783,"change":-9.75,"open":86.47,"high":86.47,"low":69.4,"tick":"down","last_trade_price":84.25,"last_trade_time":"2026-02-18T14:51:26","percent_change":-10.3723,"prev_day_close":81.1500015258789},{"option":"SPXW260312C06810000","bid":148.5,"bid_size":6.0,"ask":149.5,"ask_size":2.0,"iv":0.182,"open_interest":1.0,"volume":0.0,"delta":0.5799,"gamma":0.0013,"vega":6.4851,"theta":-2.7394,"rho":2.0957,"theo":148.9791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":158.5},{"option":"SPXW260312P06810000","bid":94.2,"bid_size":5.0,"ask":95.1,"ask_size":11.0,"iv":0.1821,"open_interest":39.0,"volume":36.0,"delta":-0.4202,"gamma":0.0013,"vega":6.4851,"theta":-2.7579,"rho":-1.6263,"theo":94.7603,"change":-15.3,"open":83.03,"high":83.03,"low":81.8,"tick":"no_change","last_trade_price":81.8,"last_trade_time":"2026-02-18T10:00:02","percent_change":-15.757,"prev_day_close":83.8999977111816},{"option":"SPXW260312C06820000","bid":141.6,"bid_size":6.0,"ask":142.5,"ask_size":2.0,"iv":0.1798,"open_interest":4.0,"volume":0.0,"delta":0.5675,"gamma":0.0013,"vega":6.5224,"theta":-2.7269,"rho":2.0522,"theo":142.0857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.8,"last_trade_time":"2026-02-17T10:59:57","percent_change":0.0,"prev_day_close":151.349998474121},{"option":"SPXW260312P06820000","bid":97.3,"bid_size":5.0,"ask":98.2,"ask_size":11.0,"iv":0.1799,"open_interest":11.0,"volume":5.0,"delta":-0.4326,"gamma":0.0013,"vega":6.5224,"theta":-2.7419,"rho":-1.6754,"theo":97.8438,"change":-29.5,"open":85.72,"high":85.72,"low":70.8,"tick":"down","last_trade_price":70.8,"last_trade_time":"2026-02-18T11:07:56","percent_change":-29.4118,"prev_day_close":86.7000007629394},{"option":"SPXW260312C06825000","bid":138.0,"bid_size":8.0,"ask":139.1,"ask_size":2.0,"iv":0.1789,"open_interest":7.0,"volume":0.0,"delta":0.5612,"gamma":0.0013,"vega":6.5388,"theta":-2.7194,"rho":2.0301,"theo":138.6781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":134.24,"last_trade_time":"2026-02-13T15:56:51","percent_change":0.0,"prev_day_close":147.800003051758},{"option":"SPXW260312P06825000","bid":98.8,"bid_size":5.0,"ask":99.8,"ask_size":11.0,"iv":0.1788,"open_interest":21.0,"volume":3.0,"delta":-0.4389,"gamma":0.0013,"vega":6.5388,"theta":-2.7327,"rho":-1.7002,"theo":99.4247,"change":-10.2,"open":86.0,"high":91.8,"low":86.0,"tick":"up","last_trade_price":91.8,"last_trade_time":"2026-02-18T14:37:51","percent_change":-10.0,"prev_day_close":88.1000022888184},{"option":"SPXW260312C06830000","bid":134.6,"bid_size":8.0,"ask":135.7,"ask_size":2.0,"iv":0.1778,"open_interest":9.0,"volume":0.0,"delta":0.5547,"gamma":0.0013,"vega":6.5536,"theta":-2.7111,"rho":2.0079,"theo":135.2968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":113.8,"last_trade_time":"2026-02-17T10:24:39","percent_change":0.0,"prev_day_close":144.300003051758},{"option":"SPXW260312P06830000","bid":100.5,"bid_size":5.0,"ask":101.4,"ask_size":11.0,"iv":0.1778,"open_interest":37.0,"volume":2.0,"delta":-0.4453,"gamma":0.0013,"vega":6.5536,"theta":-2.7227,"rho":-1.7251,"theo":101.0318,"change":-11.1,"open":95.52,"high":95.52,"low":92.6,"tick":"down","last_trade_price":92.6,"last_trade_time":"2026-02-18T14:37:39","percent_change":-10.704,"prev_day_close":89.6500015258789},{"option":"SPXW260312C06840000","bid":128.1,"bid_size":6.0,"ask":129.1,"ask_size":2.0,"iv":0.1758,"open_interest":20.0,"volume":6.0,"delta":0.5416,"gamma":0.0014,"vega":6.5787,"theta":-2.6919,"rho":1.9629,"theo":128.6143,"change":22.7,"open":148.6,"high":148.6,"low":148.6,"tick":"no_change","last_trade_price":148.6,"last_trade_time":"2026-02-18T10:13:35","percent_change":18.0302,"prev_day_close":137.349998474121},{"option":"SPXW260312P06840000","bid":103.6,"bid_size":6.0,"ask":104.6,"ask_size":6.0,"iv":0.1756,"open_interest":23.0,"volume":25.0,"delta":-0.4584,"gamma":0.0014,"vega":6.5787,"theta":-2.7002,"rho":-1.7756,"theo":104.3264,"change":-27.38,"open":93.5,"high":93.5,"low":79.52,"tick":"no_change","last_trade_price":79.77,"last_trade_time":"2026-02-18T12:43:54","percent_change":-25.553,"prev_day_close":92.6500015258789},{"option":"SPXW260312C06850000","bid":121.5,"bid_size":6.0,"ask":122.5,"ask_size":2.0,"iv":0.1736,"open_interest":37.0,"volume":2.0,"delta":0.5282,"gamma":0.0014,"vega":6.5974,"theta":-2.6693,"rho":1.9164,"theo":122.0421,"change":11.83,"open":144.05,"high":144.05,"low":131.38,"tick":"down","last_trade_price":131.38,"last_trade_time":"2026-02-18T15:44:40","percent_change":9.89544,"prev_day_close":130.549995422363},{"option":"SPXW260312P06850000","bid":107.0,"bid_size":6.0,"ask":108.1,"ask_size":11.0,"iv":0.1734,"open_interest":79.0,"volume":34.0,"delta":-0.4718,"gamma":0.0014,"vega":6.5974,"theta":-2.6741,"rho":-1.8275,"theo":107.731,"change":-7.09,"open":94.92,"high":103.66,"low":78.8,"tick":"no_change","last_trade_price":103.66,"last_trade_time":"2026-02-18T15:20:19","percent_change":-6.40181,"prev_day_close":95.7999992370606},{"option":"SPXW260312C06860000","bid":115.0,"bid_size":6.0,"ask":116.0,"ask_size":2.0,"iv":0.1714,"open_interest":13.0,"volume":5.0,"delta":0.5145,"gamma":0.0014,"vega":6.6092,"theta":-2.643,"rho":1.8678,"theo":115.586,"change":12.18,"open":125.38,"high":125.38,"low":125.38,"tick":"down","last_trade_price":125.38,"last_trade_time":"2026-02-18T09:57:07","percent_change":10.7597,"prev_day_close":123.799999237061},{"option":"SPXW260312P06860000","bid":110.5,"bid_size":6.0,"ask":111.6,"ask_size":6.0,"iv":0.1712,"open_interest":21.0,"volume":11.0,"delta":-0.4856,"gamma":0.0014,"vega":6.6092,"theta":-2.6444,"rho":-1.8816,"theo":111.2519,"change":-7.17,"open":84.81,"high":107.18,"low":84.81,"tick":"no_change","last_trade_price":107.18,"last_trade_time":"2026-02-18T15:20:19","percent_change":-6.27022,"prev_day_close":99.0499992370606},{"option":"SPXW260312C06870000","bid":108.6,"bid_size":17.0,"ask":109.7,"ask_size":6.0,"iv":0.1692,"open_interest":39.0,"volume":51.0,"delta":0.5004,"gamma":0.0014,"vega":6.6136,"theta":-2.6129,"rho":1.8173,"theo":109.2531,"change":5.35,"open":116.33,"high":118.06,"low":111.76,"tick":"up","last_trade_price":112.4,"last_trade_time":"2026-02-18T15:30:38","percent_change":4.99767,"prev_day_close":117.200000762939},{"option":"SPXW260312P06870000","bid":114.1,"bid_size":6.0,"ask":115.2,"ask_size":6.0,"iv":0.1692,"open_interest":4.0,"volume":0.0,"delta":-0.4997,"gamma":0.0014,"vega":6.6136,"theta":-2.611,"rho":-1.9375,"theo":114.896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":124.28,"last_trade_time":"2026-02-12T12:15:06","percent_change":0.0,"prev_day_close":102.450000762939},{"option":"SPXW260312C06875000","bid":105.6,"bid_size":6.0,"ask":106.6,"ask_size":6.0,"iv":0.1682,"open_interest":19.0,"volume":5.0,"delta":0.4932,"gamma":0.0014,"vega":6.6127,"theta":-2.5964,"rho":1.7917,"theo":106.1348,"change":4.56,"open":128.5,"high":128.5,"low":108.61,"tick":"down","last_trade_price":108.61,"last_trade_time":"2026-02-18T14:57:47","percent_change":4.38251,"prev_day_close":113.950000762939},{"option":"SPXW260312P06875000","bid":116.0,"bid_size":10.0,"ask":117.1,"ask_size":6.0,"iv":0.1682,"open_interest":51.0,"volume":10.0,"delta":-0.5069,"gamma":0.0014,"vega":6.6127,"theta":-2.5928,"rho":-1.9659,"theo":116.7661,"change":-6.6,"open":113.6,"high":113.6,"low":113.6,"tick":"up","last_trade_price":113.6,"last_trade_time":"2026-02-18T15:21:40","percent_change":-5.49085,"prev_day_close":104.150001525879},{"option":"SPXW260312C06880000","bid":102.5,"bid_size":6.0,"ask":103.5,"ask_size":6.0,"iv":0.1671,"open_interest":13.0,"volume":10.0,"delta":0.4859,"gamma":0.0014,"vega":6.6098,"theta":-2.5789,"rho":1.766,"theo":103.0492,"change":5.05,"open":106.1,"high":106.1,"low":106.1,"tick":"up","last_trade_price":106.1,"last_trade_time":"2026-02-18T15:30:38","percent_change":4.99753,"prev_day_close":110.75},{"option":"SPXW260312P06880000","bid":117.9,"bid_size":2.0,"ask":119.0,"ask_size":2.0,"iv":0.1669,"open_interest":3.0,"volume":0.0,"delta":-0.5141,"gamma":0.0014,"vega":6.6098,"theta":-2.5736,"rho":-1.9943,"theo":118.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.7,"last_trade_time":"2026-02-12T12:19:13","percent_change":0.0,"prev_day_close":105.950000762939},{"option":"SPXW260312C06890000","bid":96.4,"bid_size":11.0,"ask":97.5,"ask_size":6.0,"iv":0.1649,"open_interest":2.0,"volume":0.0,"delta":0.4711,"gamma":0.0014,"vega":6.5975,"theta":-2.5409,"rho":1.7142,"theo":96.9785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":143.93,"last_trade_time":"2026-02-12T10:46:57","percent_change":0.0,"prev_day_close":104.450000762939},{"option":"SPXW260312P06890000","bid":121.8,"bid_size":2.0,"ask":123.0,"ask_size":2.0,"iv":0.1645,"open_interest":1.0,"volume":0.0,"delta":-0.5289,"gamma":0.0014,"vega":6.5975,"theta":-2.5322,"rho":-2.0516,"theo":122.5754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":85.8,"last_trade_time":"2026-02-10T09:47:55","percent_change":0.0,"prev_day_close":109.549999237061},{"option":"SPXW260312C06900000","bid":90.6,"bid_size":6.0,"ask":91.6,"ask_size":6.0,"iv":0.1628,"open_interest":53.0,"volume":2.0,"delta":0.456,"gamma":0.0015,"vega":6.5761,"theta":-2.499,"rho":1.6609,"theo":91.0477,"change":16.27,"open":110.5,"high":110.5,"low":105.82,"tick":"down","last_trade_price":105.82,"last_trade_time":"2026-02-18T13:47:56","percent_change":18.1686,"prev_day_close":98.25},{"option":"SPXW260312P06900000","bid":125.9,"bid_size":2.0,"ask":127.0,"ask_size":2.0,"iv":0.1626,"open_interest":27.0,"volume":18.0,"delta":-0.5441,"gamma":0.0015,"vega":6.5761,"theta":-2.4869,"rho":-2.1103,"theo":126.6215,"change":-23.45,"open":111.8,"high":111.8,"low":99.3,"tick":"up","last_trade_price":107.1,"last_trade_time":"2026-02-18T14:10:21","percent_change":-17.9625,"prev_day_close":113.349998474121},{"option":"SPXW260312C06910000","bid":84.9,"bid_size":6.0,"ask":85.8,"ask_size":6.0,"iv":0.1606,"open_interest":9.0,"volume":1.0,"delta":0.4405,"gamma":0.0015,"vega":6.5443,"theta":-2.4531,"rho":1.6053,"theo":85.2673,"change":15.37,"open":99.32,"high":99.32,"low":99.32,"tick":"up","last_trade_price":99.32,"last_trade_time":"2026-02-18T13:47:46","percent_change":18.3085,"prev_day_close":92.2000007629394},{"option":"SPXW260312P06910000","bid":130.1,"bid_size":6.0,"ask":131.3,"ask_size":2.0,"iv":0.1602,"open_interest":5.0,"volume":0.0,"delta":-0.5596,"gamma":0.0015,"vega":6.5443,"theta":-2.4376,"rho":-2.1714,"theo":130.818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":122.2,"last_trade_time":"2026-02-12T11:11:19","percent_change":0.0,"prev_day_close":117.349998474121},{"option":"SPXW260312C06920000","bid":79.2,"bid_size":17.0,"ask":80.3,"ask_size":6.0,"iv":0.1584,"open_interest":8.0,"volume":10.0,"delta":0.4247,"gamma":0.0015,"vega":6.5016,"theta":-2.4031,"rho":1.5481,"theo":79.6498,"change":1.79,"open":80.34,"high":80.34,"low":80.34,"tick":"no_change","last_trade_price":80.34,"last_trade_time":"2026-02-18T09:33:02","percent_change":2.2788,"prev_day_close":86.3499984741211},{"option":"SPXW260312P06920000","bid":134.5,"bid_size":6.0,"ask":135.7,"ask_size":2.0,"iv":0.1582,"open_interest":7.0,"volume":1.0,"delta":-0.5753,"gamma":0.0015,"vega":6.5016,"theta":-2.3842,"rho":-2.234,"theo":135.1775,"change":-17.75,"open":121.8,"high":121.8,"low":121.8,"tick":"down","last_trade_price":121.8,"last_trade_time":"2026-02-18T15:45:37","percent_change":-12.7195,"prev_day_close":121.399997711182},{"option":"SPXW260312C06925000","bid":76.5,"bid_size":17.0,"ask":77.5,"ask_size":6.0,"iv":0.1573,"open_interest":145.0,"volume":30.0,"delta":0.4167,"gamma":0.0015,"vega":6.4762,"theta":-2.3766,"rho":1.5193,"theo":76.9056,"change":10.95,"open":77.69,"high":86.8,"low":77.69,"tick":"up","last_trade_price":86.8,"last_trade_time":"2026-02-18T15:48:42","percent_change":14.4364,"prev_day_close":83.4500007629394},{"option":"SPXW260312P06925000","bid":136.8,"bid_size":2.0,"ask":138.0,"ask_size":2.0,"iv":0.1572,"open_interest":14.0,"volume":0.0,"delta":-0.5834,"gamma":0.0015,"vega":6.4762,"theta":-2.3561,"rho":-2.2656,"theo":137.4218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":167.36,"last_trade_time":"2026-02-13T09:39:07","percent_change":0.0,"prev_day_close":123.549999237061},{"option":"SPXW260312C06930000","bid":73.8,"bid_size":18.0,"ask":74.8,"ask_size":6.0,"iv":0.1563,"open_interest":39.0,"volume":22.0,"delta":0.4086,"gamma":0.0015,"vega":6.4484,"theta":-2.3492,"rho":1.4906,"theo":74.2061,"change":10.65,"open":90.8,"high":90.8,"low":75.48,"tick":"up","last_trade_price":83.9,"last_trade_time":"2026-02-18T15:48:42","percent_change":14.5392,"prev_day_close":80.6000022888184},{"option":"SPXW260312P06930000","bid":139.1,"bid_size":2.0,"ask":140.3,"ask_size":2.0,"iv":0.1563,"open_interest":6.0,"volume":2.0,"delta":-0.5914,"gamma":0.0015,"vega":6.4484,"theta":-2.3269,"rho":-2.297,"theo":139.7107,"change":-34.1,"open":110.05,"high":110.05,"low":110.05,"tick":"down","last_trade_price":110.05,"last_trade_time":"2026-02-18T11:20:51","percent_change":-23.6559,"prev_day_close":125.599998474121},{"option":"SPXW260312C06940000","bid":68.7,"bid_size":12.0,"ask":69.6,"ask_size":6.0,"iv":0.1542,"open_interest":41.0,"volume":21.0,"delta":0.3922,"gamma":0.0015,"vega":6.3845,"theta":-2.2915,"rho":1.4326,"theo":68.9468,"change":5.4,"open":74.72,"high":76.04,"low":71.0,"tick":"up","last_trade_price":73.6,"last_trade_time":"2026-02-18T15:36:57","percent_change":7.91789,"prev_day_close":75.0499992370606},{"option":"SPXW260312P06940000","bid":143.8,"bid_size":6.0,"ask":145.0,"ask_size":2.0,"iv":0.1543,"open_interest":45.0,"volume":6.0,"delta":-0.6078,"gamma":0.0015,"vega":6.3845,"theta":-2.2659,"rho":-2.3605,"theo":144.4284,"change":-9.23,"open":124.0,"high":140.02,"low":113.48,"tick":"up","last_trade_price":140.02,"last_trade_time":"2026-02-18T14:57:43","percent_change":-6.18425,"prev_day_close":130.150001525879},{"option":"SPXW260312C06950000","bid":63.6,"bid_size":12.0,"ask":64.5,"ask_size":7.0,"iv":0.152,"open_interest":124.0,"volume":40.0,"delta":0.3756,"gamma":0.0015,"vega":6.308,"theta":-2.2304,"rho":1.3729,"theo":63.8868,"change":8.2,"open":72.83,"high":79.65,"low":71.5,"tick":"down","last_trade_price":71.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":12.9542,"prev_day_close":69.7000007629394},{"option":"SPXW260312P06950000","bid":148.7,"bid_size":6.0,"ask":149.9,"ask_size":2.0,"iv":0.1519,"open_interest":40.0,"volume":3.0,"delta":-0.6244,"gamma":0.0015,"vega":6.308,"theta":-2.2014,"rho":-2.4257,"theo":149.3454,"change":-31.9,"open":119.0,"high":122.35,"low":116.5,"tick":"up","last_trade_price":122.35,"last_trade_time":"2026-02-18T11:54:30","percent_change":-20.6807,"prev_day_close":134.75},{"option":"SPXW260312C06960000","bid":58.8,"bid_size":12.0,"ask":59.7,"ask_size":7.0,"iv":0.1499,"open_interest":27.0,"volume":27.0,"delta":0.3589,"gamma":0.0015,"vega":6.2177,"theta":-2.1661,"rho":1.3115,"theo":59.0438,"change":6.95,"open":72.82,"high":72.82,"low":65.55,"tick":"down","last_trade_price":65.55,"last_trade_time":"2026-02-18T14:46:34","percent_change":11.8601,"prev_day_close":64.5499992370606},{"option":"SPXW260312P06960000","bid":154.0,"bid_size":2.0,"ask":155.1,"ask_size":2.0,"iv":0.1496,"open_interest":5.0,"volume":2.0,"delta":-0.6412,"gamma":0.0015,"vega":6.2177,"theta":-2.1337,"rho":-2.4925,"theo":154.4793,"change":-29.65,"open":129.8,"high":129.8,"low":129.8,"tick":"up","last_trade_price":129.8,"last_trade_time":"2026-02-18T14:03:56","percent_change":-18.5952,"prev_day_close":139.549995422363},{"option":"SPXW260312C06970000","bid":54.2,"bid_size":13.0,"ask":55.1,"ask_size":15.0,"iv":0.1478,"open_interest":38.0,"volume":2.0,"delta":0.342,"gamma":0.0015,"vega":6.1155,"theta":-2.099,"rho":1.2505,"theo":54.4306,"change":6.55,"open":65.42,"high":65.42,"low":60.65,"tick":"down","last_trade_price":60.65,"last_trade_time":"2026-02-18T14:46:34","percent_change":12.1072,"prev_day_close":59.6000003814697},{"option":"SPXW260312P06970000","bid":159.2,"bid_size":1.0,"ask":160.5,"ask_size":1.0,"iv":0.1477,"open_interest":2.0,"volume":0.0,"delta":-0.658,"gamma":0.0015,"vega":6.1155,"theta":-2.0632,"rho":-2.559,"theo":159.8431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.6,"last_trade_time":"2026-02-11T10:17:17","percent_change":0.0,"prev_day_close":144.549995422363},{"option":"SPXW260312C06975000","bid":51.9,"bid_size":22.0,"ask":52.8,"ask_size":8.0,"iv":0.1467,"open_interest":54.0,"volume":0.0,"delta":0.3336,"gamma":0.0015,"vega":6.0606,"theta":-2.0644,"rho":1.2203,"theo":52.212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":52.73,"last_trade_time":"2026-02-17T13:39:12","percent_change":0.0,"prev_day_close":57.1499996185303},{"option":"SPXW260312P06975000","bid":162.0,"bid_size":1.0,"ask":163.2,"ask_size":1.0,"iv":0.1465,"open_interest":22.0,"volume":0.0,"delta":-0.6664,"gamma":0.0015,"vega":6.0606,"theta":-2.0269,"rho":-2.5919,"theo":162.613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.4,"last_trade_time":"2026-02-11T14:02:51","percent_change":0.0,"prev_day_close":147.099998474121},{"option":"SPXW260312C06980000","bid":49.7,"bid_size":22.0,"ask":50.7,"ask_size":15.0,"iv":0.1458,"open_interest":16.0,"volume":2.0,"delta":0.3251,"gamma":0.0015,"vega":6.0029,"theta":-2.0293,"rho":1.1901,"theo":50.0524,"change":12.68,"open":62.48,"high":62.48,"low":62.48,"tick":"up","last_trade_price":62.48,"last_trade_time":"2026-02-18T13:26:07","percent_change":25.4618,"prev_day_close":54.7999992370606},{"option":"SPXW260312P06980000","bid":164.8,"bid_size":1.0,"ask":166.0,"ask_size":1.0,"iv":0.1455,"open_interest":4.0,"volume":0.0,"delta":-0.6749,"gamma":0.0015,"vega":6.0029,"theta":-1.9901,"rho":-2.6248,"theo":165.4418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":183.0,"last_trade_time":"2026-02-12T13:18:01","percent_change":0.0,"prev_day_close":149.75},{"option":"SPXW260312C06990000","bid":45.5,"bid_size":23.0,"ask":46.4,"ask_size":16.0,"iv":0.1437,"open_interest":15.0,"volume":8.0,"delta":0.3083,"gamma":0.0015,"vega":5.8774,"theta":-1.9575,"rho":1.1288,"theo":45.9102,"change":12.64,"open":58.34,"high":58.34,"low":58.34,"tick":"up","last_trade_price":58.34,"last_trade_time":"2026-02-18T10:06:39","percent_change":27.6586,"prev_day_close":50.2000007629394},{"option":"SPXW260312P06990000","bid":170.5,"bid_size":1.0,"ask":172.0,"ask_size":1.0,"iv":0.1438,"open_interest":6.0,"volume":0.0,"delta":-0.6918,"gamma":0.0015,"vega":5.8774,"theta":-1.9149,"rho":-2.6916,"theo":171.2766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.5,"last_trade_time":"2026-02-12T09:58:02","percent_change":0.0,"prev_day_close":155.150001525879},{"option":"SPXW260312C07000000","bid":41.5,"bid_size":24.0,"ask":42.4,"ask_size":17.0,"iv":0.1417,"open_interest":85.0,"volume":65.0,"delta":0.2915,"gamma":0.0014,"vega":5.7375,"theta":-1.8833,"rho":1.0669,"theo":42.0007,"change":13.15,"open":50.0,"high":55.24,"low":50.0,"tick":"no_change","last_trade_price":55.0,"last_trade_time":"2026-02-18T12:06:52","percent_change":31.4217,"prev_day_close":45.8999996185303},{"option":"SPXW260312P07000000","bid":174.8,"bid_size":6.0,"ask":179.6,"ask_size":6.0,"iv":0.1418,"open_interest":11.0,"volume":0.0,"delta":-0.7086,"gamma":0.0014,"vega":5.7375,"theta":-1.8373,"rho":-2.7589,"theo":177.344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.0,"last_trade_time":"2026-02-12T12:16:58","percent_change":0.0,"prev_day_close":160.650001525879},{"option":"SPXW260312C07010000","bid":37.7,"bid_size":25.0,"ask":38.6,"ask_size":18.0,"iv":0.1397,"open_interest":54.0,"volume":2.0,"delta":0.2748,"gamma":0.0014,"vega":5.5866,"theta":-1.8068,"rho":1.0064,"theo":38.3104,"change":8.15,"open":48.77,"high":48.77,"low":46.25,"tick":"down","last_trade_price":46.25,"last_trade_time":"2026-02-18T14:01:33","percent_change":21.3911,"prev_day_close":41.7000007629394},{"option":"SPXW260312P07010000","bid":181.0,"bid_size":6.0,"ask":185.8,"ask_size":6.0,"iv":0.1399,"open_interest":0.0,"volume":0.0,"delta":-0.7252,"gamma":0.0014,"vega":5.5866,"theta":-1.7574,"rho":-2.8249,"theo":183.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":166.449996948242},{"option":"SPXW260312C07020000","bid":34.2,"bid_size":7.0,"ask":35.0,"ask_size":18.0,"iv":0.1379,"open_interest":21.0,"volume":3.0,"delta":0.2583,"gamma":0.0014,"vega":5.4265,"theta":-1.7278,"rho":0.9468,"theo":34.8218,"change":6.68,"open":44.57,"high":44.57,"low":35.15,"tick":"up","last_trade_price":41.33,"last_trade_time":"2026-02-18T15:57:11","percent_change":19.2785,"prev_day_close":37.7999992370606},{"option":"SPXW260312P07020000","bid":187.4,"bid_size":6.0,"ask":192.2,"ask_size":6.0,"iv":0.138,"open_interest":0.0,"volume":0.0,"delta":-0.7418,"gamma":0.0014,"vega":5.4265,"theta":-1.675,"rho":-2.8899,"theo":190.119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":172.349998474121},{"option":"SPXW260312C07025000","bid":32.5,"bid_size":7.0,"ask":33.3,"ask_size":20.0,"iv":0.1369,"open_interest":38.0,"volume":2.0,"delta":0.2501,"gamma":0.0014,"vega":5.3417,"theta":-1.6873,"rho":0.9168,"theo":33.1496,"change":6.38,"open":42.2,"high":42.2,"low":39.33,"tick":"down","last_trade_price":39.33,"last_trade_time":"2026-02-18T15:57:11","percent_change":19.3627,"prev_day_close":35.8999996185303},{"option":"SPXW260312P07025000","bid":190.7,"bid_size":6.0,"ask":195.5,"ask_size":6.0,"iv":0.137,"open_interest":1.0,"volume":0.0,"delta":-0.75,"gamma":0.0014,"vega":5.3417,"theta":-1.6329,"rho":-2.9228,"theo":193.4354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":160.82,"last_trade_time":"2026-02-06T15:32:02","percent_change":0.0,"prev_day_close":175.550003051758},{"option":"SPXW260312C07030000","bid":30.8,"bid_size":7.0,"ask":31.6,"ask_size":20.0,"iv":0.1359,"open_interest":6.0,"volume":1.0,"delta":0.2419,"gamma":0.0014,"vega":5.253,"theta":-1.6462,"rho":0.8865,"theo":31.5249,"change":6.8,"open":38.15,"high":38.15,"low":38.15,"tick":"up","last_trade_price":38.15,"last_trade_time":"2026-02-18T14:01:33","percent_change":21.6906,"prev_day_close":34.0499992370606},{"option":"SPXW260312P07030000","bid":194.1,"bid_size":6.0,"ask":198.8,"ask_size":6.0,"iv":0.1359,"open_interest":0.0,"volume":0.0,"delta":-0.7581,"gamma":0.0014,"vega":5.253,"theta":-1.5901,"rho":-2.9557,"theo":196.7991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":178.650001525879},{"option":"SPXW260312C07050000","bid":24.9,"bid_size":8.0,"ask":25.5,"ask_size":21.0,"iv":0.1324,"open_interest":54.0,"volume":6.0,"delta":0.2097,"gamma":0.0013,"vega":4.8693,"theta":-1.4758,"rho":0.7689,"theo":25.4882,"change":2.21,"open":32.57,"high":34.44,"low":27.56,"tick":"down","last_trade_price":27.56,"last_trade_time":"2026-02-18T14:50:51","percent_change":8.71795,"prev_day_close":27.3500003814697},{"option":"SPXW260312P07050000","bid":206.7,"bid_size":4.0,"ask":213.1,"ask_size":4.0,"iv":0.1314,"open_interest":8.0,"volume":0.0,"delta":-0.7903,"gamma":0.0013,"vega":4.8693,"theta":-1.4128,"rho":-3.0842,"theo":210.7163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":236.24,"last_trade_time":"2026-02-17T09:30:04","percent_change":0.0,"prev_day_close":191.650001525879},{"option":"SPXW260312C07075000","bid":18.5,"bid_size":9.0,"ask":19.1,"ask_size":25.0,"iv":0.1281,"open_interest":47.0,"volume":0.0,"delta":0.1711,"gamma":0.0012,"vega":4.3326,"theta":-1.2537,"rho":0.6268,"theo":18.984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.1,"last_trade_time":"2026-02-17T14:37:09","percent_change":0.0,"prev_day_close":20.3000001907349},{"option":"SPXW260312P07075000","bid":225.3,"bid_size":4.0,"ask":231.7,"ask_size":4.0,"iv":0.127,"open_interest":6.0,"volume":0.0,"delta":-0.829,"gamma":0.0012,"vega":4.3326,"theta":-1.1823,"rho":-3.24,"theo":229.1546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.300003051758},{"option":"SPXW260312C07100000","bid":13.5,"bid_size":20.0,"ask":14.0,"ask_size":52.0,"iv":0.1244,"open_interest":81.0,"volume":123.0,"delta":0.1354,"gamma":0.001,"vega":3.7529,"theta":-1.0321,"rho":0.4958,"theo":13.6853,"change":2.02,"open":16.05,"high":18.4,"low":14.35,"tick":"up","last_trade_price":16.07,"last_trade_time":"2026-02-18T15:57:09","percent_change":14.3772,"prev_day_close":14.6999998092651},{"option":"SPXW260312P07100000","bid":244.9,"bid_size":6.0,"ask":251.6,"ask_size":3.0,"iv":0.123,"open_interest":3.0,"volume":0.0,"delta":-0.8646,"gamma":0.001,"vega":3.7529,"theta":-0.9523,"rho":-3.3847,"theo":248.7982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.48,"last_trade_time":"2026-02-12T12:29:05","percent_change":0.0,"prev_day_close":229.0},{"option":"SPXW260312C07125000","bid":9.6,"bid_size":20.0,"ask":10.0,"ask_size":43.0,"iv":0.1209,"open_interest":106.0,"volume":7.0,"delta":0.1041,"gamma":0.0009,"vega":3.1619,"theta":-0.8252,"rho":0.381,"theo":9.5967,"change":-0.3,"open":11.8,"high":13.67,"low":9.8,"tick":"down","last_trade_price":9.8,"last_trade_time":"2026-02-18T15:25:20","percent_change":-2.9703,"prev_day_close":10.3500003814697},{"option":"SPXW260312P07125000","bid":265.9,"bid_size":6.0,"ask":272.5,"ask_size":3.0,"iv":0.1192,"open_interest":0.0,"volume":0.0,"delta":-0.896,"gamma":0.0009,"vega":3.1619,"theta":-0.7369,"rho":-3.5132,"theo":269.6521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":249.550003051758},{"option":"SPXW260312C07150000","bid":6.6,"bid_size":20.0,"ask":7.0,"ask_size":63.0,"iv":0.1178,"open_interest":54.0,"volume":16.0,"delta":0.0782,"gamma":0.0008,"vega":2.6005,"theta":-0.6455,"rho":0.2862,"theo":6.6218,"change":1.28,"open":8.35,"high":9.66,"low":8.06,"tick":"no_change","last_trade_price":8.06,"last_trade_time":"2026-02-18T13:51:57","percent_change":17.9021,"prev_day_close":7.15000009536743},{"option":"SPXW260312P07150000","bid":288.1,"bid_size":3.0,"ask":295.2,"ask_size":3.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9218,"gamma":0.0008,"vega":2.6005,"theta":-0.5486,"rho":-3.6216,"theo":291.6195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":271.200012207031},{"option":"SPXW260312C07175000","bid":4.4,"bid_size":61.0,"ask":4.9,"ask_size":94.0,"iv":0.1155,"open_interest":104.0,"volume":2.0,"delta":0.0582,"gamma":0.0006,"vega":2.1057,"theta":-0.5,"rho":0.2126,"theo":4.571,"change":1.76,"open":6.65,"high":6.81,"low":6.65,"tick":"up","last_trade_price":6.81,"last_trade_time":"2026-02-18T10:53:40","percent_change":34.8515,"prev_day_close":4.84999990463257},{"option":"SPXW260312P07175000","bid":310.7,"bid_size":2.0,"ask":317.6,"ask_size":3.0,"iv":0.1137,"open_interest":0.0,"volume":0.0,"delta":-0.9419,"gamma":0.0006,"vega":2.1057,"theta":-0.3947,"rho":-3.7088,"theo":314.5111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.149993896484},{"option":"SPXW260312C07200000","bid":3.0,"bid_size":76.0,"ask":3.4,"ask_size":150.0,"iv":0.1136,"open_interest":439.0,"volume":12.0,"delta":0.0434,"gamma":0.0005,"vega":1.6978,"theta":-0.389,"rho":0.1583,"theo":3.2115,"change":0.36,"open":4.27,"high":4.27,"low":3.91,"tick":"down","last_trade_price":3.91,"last_trade_time":"2026-02-18T14:06:37","percent_change":10.1408,"prev_day_close":3.25},{"option":"SPXW260312P07200000","bid":334.1,"bid_size":2.0,"ask":341.2,"ask_size":3.0,"iv":0.1117,"open_interest":0.0,"volume":0.0,"delta":-0.9566,"gamma":0.0005,"vega":1.6978,"theta":-0.2752,"rho":-3.7768,"theo":338.094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.099990844727},{"option":"SPXW260312C07225000","bid":2.05,"bid_size":95.0,"ask":2.35,"ask_size":154.0,"iv":0.1125,"open_interest":97.0,"volume":4.0,"delta":0.0329,"gamma":0.0004,"vega":1.3764,"theta":-0.3072,"rho":0.1194,"theo":2.3228,"change":0.68,"open":3.15,"high":3.21,"low":3.13,"tick":"down","last_trade_price":3.13,"last_trade_time":"2026-02-18T12:05:06","percent_change":27.7551,"prev_day_close":2.19999992847443},{"option":"SPXW260312P07225000","bid":358.2,"bid_size":2.0,"ask":365.7,"ask_size":1.0,"iv":0.1132,"open_interest":0.0,"volume":0.0,"delta":-0.9672,"gamma":0.0004,"vega":1.3764,"theta":-0.185,"rho":-3.8293,"theo":362.1477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.0},{"option":"SPXW260312C07250000","bid":1.4,"bid_size":94.0,"ask":1.65,"ask_size":172.0,"iv":0.112,"open_interest":116.0,"volume":10.0,"delta":0.0254,"gamma":0.0003,"vega":1.1259,"theta":-0.2472,"rho":0.092,"theo":1.7332,"change":-0.12,"open":2.17,"high":2.18,"low":1.63,"tick":"no_change","last_trade_price":1.63,"last_trade_time":"2026-02-18T15:18:33","percent_change":-6.85714,"prev_day_close":1.5},{"option":"SPXW260312P07250000","bid":382.3,"bid_size":1.0,"ask":389.5,"ask_size":2.0,"iv":0.1097,"open_interest":0.0,"volume":0.0,"delta":-0.9747,"gamma":0.0003,"vega":1.1259,"theta":-0.1165,"rho":-3.8704,"theo":386.5005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":365.5},{"option":"SPXW260312C07275000","bid":0.95,"bid_size":129.0,"ask":1.25,"ask_size":91.0,"iv":0.1124,"open_interest":165.0,"volume":11.0,"delta":0.0199,"gamma":0.0002,"vega":0.93,"theta":-0.2022,"rho":0.072,"theo":1.3278,"change":-0.145,"open":1.56,"high":1.56,"low":1.13,"tick":"no_change","last_trade_price":1.13,"last_trade_time":"2026-02-18T15:18:33","percent_change":-11.3726,"prev_day_close":1.04999998211861},{"option":"SPXW260312P07275000","bid":406.8,"bid_size":1.0,"ask":414.5,"ask_size":1.0,"iv":0.1144,"open_interest":0.0,"volume":0.0,"delta":-0.9802,"gamma":0.0002,"vega":0.93,"theta":-0.063,"rho":-3.9041,"theo":411.0375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.550003051758},{"option":"SPXW260312C07300000","bid":0.7,"bid_size":67.0,"ask":0.95,"ask_size":91.0,"iv":0.1135,"open_interest":78.0,"volume":5.0,"delta":0.0158,"gamma":0.0002,"vega":0.7735,"theta":-0.1672,"rho":0.0571,"theo":1.0363,"change":0.12,"open":1.12,"high":1.12,"low":1.07,"tick":"no_change","last_trade_price":1.07,"last_trade_time":"2026-02-18T12:53:29","percent_change":12.6316,"prev_day_close":0.775000005960464},{"option":"SPXW260312P07300000","bid":431.5,"bid_size":1.0,"ask":439.3,"ask_size":1.0,"iv":0.1148,"open_interest":0.0,"volume":0.0,"delta":-0.9842,"gamma":0.0002,"vega":0.7735,"theta":-0.0196,"rho":-3.9326,"theo":435.6884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":415.0},{"option":"SPXW260312C07325000","bid":0.5,"bid_size":122.0,"ask":0.75,"ask_size":91.0,"iv":0.1147,"open_interest":30.0,"volume":4.0,"delta":0.0127,"gamma":0.0002,"vega":0.6467,"theta":-0.1393,"rho":0.0457,"theo":0.8188,"change":0.09,"open":0.84,"high":0.84,"low":0.84,"tick":"no_change","last_trade_price":0.84,"last_trade_time":"2026-02-18T11:27:15","percent_change":12.0,"prev_day_close":0.599999994039536},{"option":"SPXW260312P07325000","bid":456.2,"bid_size":1.0,"ask":463.9,"ask_size":1.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9874,"gamma":0.0002,"vega":0.6469,"theta":0.0,"rho":-3.9577,"theo":460.4149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.199996948242},{"option":"SPXW260312C07350000","bid":0.35,"bid_size":132.0,"ask":0.65,"ask_size":119.0,"iv":0.1167,"open_interest":16.0,"volume":3.0,"delta":0.0102,"gamma":0.0001,"vega":0.5434,"theta":-0.117,"rho":0.0369,"theo":0.6557,"change":0.04,"open":0.64,"high":0.64,"low":0.64,"tick":"no_change","last_trade_price":0.64,"last_trade_time":"2026-02-18T11:27:15","percent_change":6.66667,"prev_day_close":0.475000008940697},{"option":"SPXW260312P07350000","bid":481.0,"bid_size":1.0,"ask":488.7,"ask_size":1.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.9898,"gamma":0.0001,"vega":0.5436,"theta":0.0,"rho":-3.9801,"theo":485.1938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.850006103516},{"option":"SPXW260312C07375000","bid":0.3,"bid_size":28.0,"ask":0.55,"ask_size":92.0,"iv":0.1195,"open_interest":6.0,"volume":1.0,"delta":0.0084,"gamma":0.0001,"vega":0.4593,"theta":-0.099,"rho":0.03,"theo":0.5315,"change":0.045,"open":0.52,"high":0.52,"low":0.52,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-18T10:37:46","percent_change":9.47368,"prev_day_close":0.400000005960464},{"option":"SPXW260312P07375000","bid":505.9,"bid_size":1.0,"ask":513.7,"ask_size":1.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.9917,"gamma":0.0001,"vega":0.4594,"theta":0.0,"rho":-4.0007,"theo":510.0117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.5},{"option":"SPXW260312C07400000","bid":0.25,"bid_size":30.0,"ask":0.45,"ask_size":90.0,"iv":0.1218,"open_interest":11.0,"volume":0.0,"delta":0.0069,"gamma":0.0001,"vega":0.3908,"theta":-0.0846,"rho":0.0248,"theo":0.4364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-13T13:21:22","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260312P07400000","bid":530.8,"bid_size":1.0,"ask":538.4,"ask_size":1.0,"iv":0.1247,"open_interest":0.0,"volume":0.0,"delta":-0.9931,"gamma":0.0001,"vega":0.3908,"theta":0.0,"rho":-4.0196,"theo":534.8587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.450012207031},{"option":"SPXW260312C07425000","bid":0.2,"bid_size":30.0,"ask":0.4,"ask_size":91.0,"iv":0.1246,"open_interest":10.0,"volume":0.0,"delta":0.0058,"gamma":0.0001,"vega":0.3351,"theta":-0.073,"rho":0.0206,"theo":0.3635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.32,"last_trade_time":"2026-02-12T09:58:47","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260312P07425000","bid":555.7,"bid_size":1.0,"ask":563.3,"ask_size":1.0,"iv":0.1281,"open_interest":0.0,"volume":0.0,"delta":-0.9943,"gamma":0.0001,"vega":0.3351,"theta":0.0,"rho":-4.0374,"theo":559.7279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":540.650024414062},{"option":"SPXW260312C07450000","bid":0.15,"bid_size":35.0,"ask":0.4,"ask_size":93.0,"iv":0.1281,"open_interest":0.0,"volume":0.0,"delta":0.0049,"gamma":0.0001,"vega":0.2901,"theta":-0.0637,"rho":0.0174,"theo":0.3073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260312P07450000","bid":580.6,"bid_size":1.0,"ask":588.2,"ask_size":1.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.9952,"gamma":0.0001,"vega":0.29,"theta":0.0,"rho":-4.0543,"theo":584.614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.900024414062},{"option":"SPXW260312C07500000","bid":0.1,"bid_size":62.0,"ask":0.35,"ask_size":91.0,"iv":0.1346,"open_interest":0.0,"volume":0.0,"delta":0.0036,"gamma":0.0,"vega":0.2237,"theta":-0.0503,"rho":0.0128,"theo":0.2297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260312P07500000","bid":630.4,"bid_size":1.0,"ask":638.1,"ask_size":1.0,"iv":0.1414,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.2233,"theta":0.0,"rho":-4.0862,"theo":634.4208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.349975585938},{"option":"SPXW260312C07600000","bid":0.1,"bid_size":35.0,"ask":0.3,"ask_size":92.0,"iv":0.151,"open_interest":99.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.1465,"theta":-0.0351,"rho":0.008,"theo":0.1483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-02-10T11:03:54","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260312P07600000","bid":730.1,"bid_size":1.0,"ask":737.8,"ask_size":1.0,"iv":0.1566,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.1462,"theta":0.0,"rho":-4.1457,"theo":734.1089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.799987792969},{"option":"SPXW260312C07800000","bid":0.05,"bid_size":36.0,"ask":0.2,"ask_size":67.0,"iv":0.1777,"open_interest":0.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0764,"theta":-0.021,"rho":0.0039,"theo":0.0798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260312P07800000","bid":929.6,"bid_size":1.0,"ask":937.3,"ask_size":1.0,"iv":0.1893,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0763,"theta":0.0,"rho":-4.259,"theo":933.5796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.549987792969},{"option":"SPXW260312C08000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":91.0,"iv":0.2053,"open_interest":2.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0424,"theta":-0.013,"rho":0.002,"theo":0.0452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-05T11:40:39","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260312P08000000","bid":1129.1,"bid_size":1.0,"ask":1136.8,"ask_size":1.0,"iv":0.2193,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0422,"theta":0.0,"rho":-4.3701,"theo":1133.0843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1113.80004882812},{"option":"SPXW260312C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":93.0,"iv":0.2354,"open_interest":1.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0235,"theta":-0.0078,"rho":0.0011,"theo":0.0251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260312P08200000","bid":1328.6,"bid_size":1.0,"ask":1336.3,"ask_size":1.0,"iv":0.2466,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0235,"theta":0.0,"rho":-4.4803,"theo":1332.6035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1313.65002441406},{"option":"SPXW260312C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":137.0,"iv":0.2647,"open_interest":8.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.013,"theta":-0.0046,"rho":0.0006,"theo":0.0139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T09:48:17","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260312P08400000","bid":1528.1,"bid_size":1.0,"ask":1535.8,"ask_size":1.0,"iv":0.2709,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.013,"theta":0.0,"rho":-4.5901,"theo":1532.1313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1511.20001220703},{"option":"SPXW260312C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":139.0,"iv":0.2929,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0072,"theta":-0.0027,"rho":0.0003,"theo":0.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260312P08600000","bid":1727.7,"bid_size":1.0,"ask":1735.3,"ask_size":1.0,"iv":0.2915,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0072,"theta":0.0,"rho":-4.6996,"theo":1731.6641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1711.29998779297},{"option":"SPXW260312C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3135,"open_interest":2.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0039,"theta":-0.0015,"rho":0.0002,"theo":0.004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-09T13:32:54","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260312P08800000","bid":1927.2,"bid_size":1.0,"ask":1934.8,"ask_size":1.0,"iv":0.3063,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0039,"theta":0.0,"rho":-4.809,"theo":1931.1998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1910.20001220703},{"option":"SPXW260312C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":91.0,"iv":0.3392,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0021,"theta":-0.0008,"rho":0.0001,"theo":0.0021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-10T14:54:37","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260312P09000000","bid":2126.7,"bid_size":1.0,"ask":2134.4,"ask_size":1.0,"iv":0.3504,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0022,"theta":0.0,"rho":-4.9184,"theo":2130.737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2110.25},{"option":"SPXW260313C02000000","bid":4849.2,"bid_size":1.0,"ask":4856.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":1.258,"theo":4853.0804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4871.5498046875},{"option":"SPXW260313P02000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":205.0,"iv":1.3976,"open_interest":0.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0068,"theta":-0.0181,"rho":-0.0005,"theo":0.0594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313C02200000","bid":4649.8,"bid_size":1.0,"ask":4657.4,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":1.3834,"theo":4653.6232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4674.0},{"option":"SPXW260313P02200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":48.0,"iv":1.2921,"open_interest":1.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0087,"theta":-0.0217,"rho":-0.0006,"theo":0.0725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-05T10:34:26","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313C02400000","bid":4450.3,"bid_size":1.0,"ask":4458.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.011,"theta":0.0,"rho":1.5089,"theo":4454.1684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4474.34985351562},{"option":"SPXW260313P02400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":48.0,"iv":1.196,"open_interest":0.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0111,"theta":-0.0259,"rho":-0.0008,"theo":0.0886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313C02600000","bid":4250.9,"bid_size":1.0,"ask":4258.5,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0138,"theta":0.0,"rho":1.6343,"theo":4254.7163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4274.94995117188},{"option":"SPXW260313P02600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":47.0,"iv":1.1075,"open_interest":29.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0138,"theta":-0.0304,"rho":-0.001,"theo":0.1065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:36:01","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313C02800000","bid":4051.4,"bid_size":1.0,"ask":4059.1,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0173,"theta":0.0,"rho":1.7596,"theo":4055.2675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4147.61,"last_trade_time":"2026-01-16T10:30:03","percent_change":0.0,"prev_day_close":4075.09997558594},{"option":"SPXW260313P02800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":46.0,"iv":1.0533,"open_interest":73.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0172,"theta":-0.0358,"rho":-0.0012,"theo":0.1281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-11T15:48:25","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260313C03000000","bid":3852.0,"bid_size":1.0,"ask":3859.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0215,"theta":0.0,"rho":1.8849,"theo":3855.8226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.09997558594},{"option":"SPXW260313P03000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":45.0,"iv":0.9752,"open_interest":22.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0215,"theta":-0.0419,"rho":-0.0015,"theo":0.1536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-17T09:44:24","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260313C03200000","bid":3652.5,"bid_size":1.0,"ask":3660.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0268,"theta":0.0,"rho":2.0101,"theo":3656.3826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.65002441406},{"option":"SPXW260313P03200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":223.0,"iv":0.9202,"open_interest":353.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0268,"theta":-0.049,"rho":-0.0019,"theo":0.184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.17,"last_trade_time":"2026-02-17T15:34:04","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260313C03400000","bid":3453.1,"bid_size":1.0,"ask":3460.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0332,"theta":0.0,"rho":2.1352,"theo":3456.9488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3475.75},{"option":"SPXW260313P03400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":282.0,"iv":0.8639,"open_interest":49.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0333,"theta":-0.0574,"rho":-0.0024,"theo":0.2215,"change":-0.075,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:05:45","percent_change":-33.3333,"prev_day_close":0.125000001862645},{"option":"SPXW260313C03600000","bid":3253.7,"bid_size":1.0,"ask":3261.3,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0414,"theta":0.0,"rho":2.2602,"theo":3257.5228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.80004882812},{"option":"SPXW260313P03600000","bid":0.05,"bid_size":284.0,"ask":0.3,"ask_size":280.0,"iv":0.8171,"open_interest":181.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0415,"theta":-0.067,"rho":-0.0031,"theo":0.2659,"change":-0.15,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:06:17","percent_change":-50.0,"prev_day_close":0.175000000745058},{"option":"SPXW260313C03800000","bid":3054.3,"bid_size":1.0,"ask":3061.9,"ask_size":1.0,"iv":0.6986,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0518,"theta":0.0,"rho":2.385,"theo":3058.1074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3078.5},{"option":"SPXW260313P03800000","bid":0.15,"bid_size":251.0,"ask":0.4,"ask_size":298.0,"iv":0.7794,"open_interest":402.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0519,"theta":-0.0786,"rho":-0.0039,"theo":0.321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-17T10:05:53","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260313C04000000","bid":2854.9,"bid_size":1.0,"ask":2862.6,"ask_size":1.0,"iv":0.6761,"open_interest":1.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0652,"theta":0.0,"rho":2.5095,"theo":2858.7068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2971.18,"last_trade_time":"2026-02-09T11:36:17","percent_change":0.0,"prev_day_close":2878.65002441406},{"option":"SPXW260313P04000000","bid":0.25,"bid_size":280.0,"ask":0.5,"ask_size":277.0,"iv":0.7345,"open_interest":706.0,"volume":6.0,"delta":-0.0011,"gamma":0.0,"vega":0.0651,"theta":-0.0925,"rho":-0.0049,"theo":0.3901,"change":-0.18,"open":0.32,"high":0.32,"low":0.32,"tick":"down","last_trade_price":0.32,"last_trade_time":"2026-02-18T13:53:00","percent_change":-36.0,"prev_day_close":0.325000002980232},{"option":"SPXW260313C04200000","bid":2655.6,"bid_size":1.0,"ask":2663.2,"ask_size":1.0,"iv":0.6601,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0832,"theta":0.0,"rho":2.6336,"theo":2659.3283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2678.59997558594},{"option":"SPXW260313P04200000","bid":0.45,"bid_size":35.0,"ask":0.6,"ask_size":210.0,"iv":0.6925,"open_interest":706.0,"volume":21.0,"delta":-0.0015,"gamma":0.0,"vega":0.0832,"theta":-0.1104,"rho":-0.0064,"theo":0.4824,"change":-0.28,"open":0.52,"high":0.52,"low":0.37,"tick":"down","last_trade_price":0.37,"last_trade_time":"2026-02-18T13:01:20","percent_change":-43.0769,"prev_day_close":0.450000002980232},{"option":"SPXW260313C04400000","bid":2456.3,"bid_size":1.0,"ask":2464.0,"ask_size":1.0,"iv":0.6254,"open_interest":7.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1078,"theta":0.0,"rho":2.7572,"theo":2459.9855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2508.57,"last_trade_time":"2026-02-06T12:13:16","percent_change":0.0,"prev_day_close":2480.04992675781},{"option":"SPXW260313P04400000","bid":0.6,"bid_size":37.0,"ask":0.8,"ask_size":240.0,"iv":0.649,"open_interest":324.0,"volume":12.0,"delta":-0.002,"gamma":0.0,"vega":0.1076,"theta":-0.1338,"rho":-0.0085,"theo":0.6085,"change":-0.175,"open":0.6,"high":0.65,"low":0.52,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T14:36:08","percent_change":-21.2121,"prev_day_close":0.599999994039536},{"option":"SPXW260313C04600000","bid":2257.1,"bid_size":1.0,"ask":2264.7,"ask_size":1.0,"iv":0.592,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.1433,"theta":0.0,"rho":2.8797,"theo":2260.7,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2280.09997558594},{"option":"SPXW260313P04600000","bid":0.85,"bid_size":32.0,"ask":1.05,"ask_size":197.0,"iv":0.6068,"open_interest":411.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.143,"theta":-0.1663,"rho":-0.0116,"theo":0.7931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-17T15:02:58","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260313C04800000","bid":2057.9,"bid_size":1.0,"ask":2065.6,"ask_size":1.0,"iv":0.551,"open_interest":0.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.1947,"theta":0.0,"rho":3.0006,"theo":2061.5065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2080.5},{"option":"SPXW260313P04800000","bid":1.15,"bid_size":125.0,"ask":1.35,"ask_size":224.0,"iv":0.5634,"open_interest":1223.0,"volume":22.0,"delta":-0.0038,"gamma":0.0,"vega":0.1944,"theta":-0.2119,"rho":-0.0163,"theo":1.0695,"change":-0.275,"open":1.25,"high":1.25,"low":1.05,"tick":"up","last_trade_price":1.2,"last_trade_time":"2026-02-18T14:44:07","percent_change":-18.6441,"prev_day_close":1.07499998807907},{"option":"SPXW260313C05000000","bid":1858.9,"bid_size":1.0,"ask":1866.6,"ask_size":1.0,"iv":0.5144,"open_interest":872.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.2708,"theta":0.0,"rho":3.1189,"theo":1862.4511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1833.94,"last_trade_time":"2026-02-13T15:35:12","percent_change":0.0,"prev_day_close":1882.95001220703},{"option":"SPXW260313P05000000","bid":1.6,"bid_size":47.0,"ask":1.8,"ask_size":235.0,"iv":0.5225,"open_interest":1181.0,"volume":0.0,"delta":-0.0054,"gamma":0.0,"vega":0.2704,"theta":-0.2754,"rho":-0.0235,"theo":1.4837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.0,"last_trade_time":"2026-02-17T15:39:01","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260313C05100000","bid":1759.4,"bid_size":1.0,"ask":1767.1,"ask_size":1.0,"iv":0.4936,"open_interest":2.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.3201,"theta":0.0,"rho":3.1768,"theo":1762.9937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1832.5,"last_trade_time":"2026-02-06T15:37:46","percent_change":0.0,"prev_day_close":1782.65002441406},{"option":"SPXW260313P05100000","bid":1.85,"bid_size":28.0,"ask":2.05,"ask_size":167.0,"iv":0.501,"open_interest":240.0,"volume":4.0,"delta":-0.0066,"gamma":0.0,"vega":0.3201,"theta":-0.3158,"rho":-0.0285,"theo":1.7645,"change":-0.475,"open":1.7,"high":1.7,"low":1.7,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-18T09:57:33","percent_change":-21.8391,"prev_day_close":1.67500001192093},{"option":"SPXW260313C05200000","bid":1660.0,"bid_size":1.0,"ask":1667.7,"ask_size":1.0,"iv":0.4746,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.3802,"theta":0.0,"rho":3.2335,"theo":1663.5936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1684.04998779297},{"option":"SPXW260313P05200000","bid":2.15,"bid_size":27.0,"ask":2.35,"ask_size":163.0,"iv":0.48,"open_interest":299.0,"volume":99.0,"delta":-0.008,"gamma":0.0,"vega":0.3802,"theta":-0.3617,"rho":-0.0345,"theo":2.0996,"change":-0.725,"open":2.15,"high":2.2,"low":1.75,"tick":"down","last_trade_price":1.75,"last_trade_time":"2026-02-18T12:46:55","percent_change":-29.2929,"prev_day_close":1.92500001192093},{"option":"SPXW260313C05300000","bid":1560.6,"bid_size":1.0,"ask":1568.3,"ask_size":1.0,"iv":0.454,"open_interest":0.0,"volume":0.0,"delta":0.9903,"gamma":0.0,"vega":0.4513,"theta":0.0,"rho":3.2888,"theo":1564.2619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1584.59997558594},{"option":"SPXW260313P05300000","bid":2.5,"bid_size":112.0,"ask":2.7,"ask_size":156.0,"iv":0.4589,"open_interest":252.0,"volume":83.0,"delta":-0.0097,"gamma":0.0,"vega":0.4513,"theta":-0.414,"rho":-0.0421,"theo":2.5032,"change":-0.275,"open":2.08,"high":2.6,"low":2.02,"tick":"no_change","last_trade_price":2.6,"last_trade_time":"2026-02-18T14:58:17","percent_change":-9.56522,"prev_day_close":2.22500002384186},{"option":"SPXW260313C05400000","bid":1461.2,"bid_size":4.0,"ask":1469.0,"ask_size":2.0,"iv":0.4362,"open_interest":0.0,"volume":0.0,"delta":0.9882,"gamma":0.0,"vega":0.5354,"theta":0.0,"rho":3.3425,"theo":1465.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1485.40002441406},{"option":"SPXW260313P05400000","bid":2.95,"bid_size":98.0,"ask":3.2,"ask_size":197.0,"iv":0.4391,"open_interest":4634.0,"volume":102.0,"delta":-0.0118,"gamma":0.0,"vega":0.5354,"theta":-0.4732,"rho":-0.0512,"theo":2.986,"change":-0.95,"open":2.48,"high":2.5,"low":2.35,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-18T12:46:39","percent_change":-28.7879,"prev_day_close":2.625},{"option":"SPXW260313C05450000","bid":1411.7,"bid_size":2.0,"ask":1419.4,"ask_size":2.0,"iv":0.4246,"open_interest":0.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":0.584,"theta":-0.047,"rho":3.3686,"theo":1415.4176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1435.40002441406},{"option":"SPXW260313P05450000","bid":3.2,"bid_size":80.0,"ask":3.5,"ask_size":189.0,"iv":0.4293,"open_interest":535.0,"volume":104.0,"delta":-0.013,"gamma":0.0,"vega":0.584,"theta":-0.5054,"rho":-0.0565,"theo":3.2617,"change":-1.05,"open":3.4,"high":3.4,"low":2.55,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-02-18T12:37:41","percent_change":-29.1667,"prev_day_close":2.82500004768372},{"option":"SPXW260313C05500000","bid":1362.0,"bid_size":2.0,"ask":1369.8,"ask_size":2.0,"iv":0.4163,"open_interest":1.0,"volume":0.0,"delta":0.9856,"gamma":0.0,"vega":0.6368,"theta":-0.0975,"rho":3.394,"theo":1365.8525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1359.75,"last_trade_time":"2026-02-17T15:29:36","percent_change":0.0,"prev_day_close":1386.40002441406},{"option":"SPXW260313P05500000","bid":3.4,"bid_size":190.0,"ask":3.7,"ask_size":171.0,"iv":0.4178,"open_interest":142.0,"volume":3.0,"delta":-0.0144,"gamma":0.0,"vega":0.6368,"theta":-0.5397,"rho":-0.0625,"theo":3.5642,"change":-0.6,"open":2.77,"high":3.3,"low":2.75,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-18T14:31:44","percent_change":-15.3846,"prev_day_close":3.10000002384186},{"option":"SPXW260313C05550000","bid":1312.6,"bid_size":2.0,"ask":1320.2,"ask_size":3.0,"iv":0.4057,"open_interest":1.0,"volume":0.0,"delta":0.9841,"gamma":0.0001,"vega":0.6937,"theta":-0.15,"rho":3.4187,"theo":1316.3173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1411.07,"last_trade_time":"2026-01-16T10:42:45","percent_change":0.0,"prev_day_close":1336.14996337891},{"option":"SPXW260313P05550000","bid":3.8,"bid_size":77.0,"ask":4.0,"ask_size":113.0,"iv":0.4083,"open_interest":374.0,"volume":1.0,"delta":-0.0159,"gamma":0.0001,"vega":0.6937,"theta":-0.576,"rho":-0.0692,"theo":3.8966,"change":-1.2,"open":3.0,"high":3.0,"low":3.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T12:37:08","percent_change":-28.5714,"prev_day_close":3.35000002384186},{"option":"SPXW260313C05600000","bid":1263.1,"bid_size":2.0,"ask":1270.7,"ask_size":2.0,"iv":0.3962,"open_interest":0.0,"volume":0.0,"delta":0.9824,"gamma":0.0001,"vega":0.7558,"theta":-0.2049,"rho":3.4428,"theo":1266.8156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1286.39996337891},{"option":"SPXW260313P05600000","bid":4.1,"bid_size":183.0,"ask":4.4,"ask_size":165.0,"iv":0.3983,"open_interest":552.0,"volume":8.0,"delta":-0.0176,"gamma":0.0001,"vega":0.7558,"theta":-0.6147,"rho":-0.0765,"theo":4.2625,"change":-0.7,"open":3.26,"high":3.9,"low":3.26,"tick":"no_change","last_trade_price":3.9,"last_trade_time":"2026-02-18T14:50:39","percent_change":-15.2174,"prev_day_close":3.64999997615814},{"option":"SPXW260313C05625000","bid":1238.3,"bid_size":2.0,"ask":1246.0,"ask_size":4.0,"iv":0.3905,"open_interest":0.0,"volume":0.0,"delta":0.9815,"gamma":0.0001,"vega":0.7894,"theta":-0.2333,"rho":3.4546,"theo":1242.0787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1262.40002441406},{"option":"SPXW260313P05625000","bid":4.3,"bid_size":75.0,"ask":4.6,"ask_size":163.0,"iv":0.3935,"open_interest":0.0,"volume":0.0,"delta":-0.0185,"gamma":0.0001,"vega":0.7894,"theta":-0.635,"rho":-0.0804,"theo":4.4594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3.80000007152557},{"option":"SPXW260313C05650000","bid":1213.6,"bid_size":2.0,"ask":1221.2,"ask_size":3.0,"iv":0.3868,"open_interest":148.0,"volume":0.0,"delta":0.9805,"gamma":0.0001,"vega":0.8249,"theta":-0.2623,"rho":3.466,"theo":1217.3523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1295.34,"last_trade_time":"2026-02-06T16:05:33","percent_change":0.0,"prev_day_close":1236.75},{"option":"SPXW260313P05650000","bid":4.5,"bid_size":162.0,"ask":4.8,"ask_size":173.0,"iv":0.3885,"open_interest":43864.0,"volume":20.0,"delta":-0.0194,"gamma":0.0001,"vega":0.8249,"theta":-0.6559,"rho":-0.0847,"theo":4.6668,"change":-0.5,"open":3.58,"high":4.5,"low":3.58,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:21:31","percent_change":-10.0,"prev_day_close":4.0},{"option":"SPXW260313C05675000","bid":1188.9,"bid_size":4.0,"ask":1196.5,"ask_size":4.0,"iv":0.3828,"open_interest":0.0,"volume":0.0,"delta":0.9795,"gamma":0.0001,"vega":0.8623,"theta":-0.2921,"rho":3.4772,"theo":1192.6372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1212.95001220703},{"option":"SPXW260313P05675000","bid":4.7,"bid_size":147.0,"ask":5.0,"ask_size":158.0,"iv":0.3834,"open_interest":0.0,"volume":0.0,"delta":-0.0205,"gamma":0.0001,"vega":0.8623,"theta":-0.6776,"rho":-0.0892,"theo":4.8855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.20000004768372},{"option":"SPXW260313C05700000","bid":1164.0,"bid_size":2.0,"ask":1171.8,"ask_size":4.0,"iv":0.3768,"open_interest":100.0,"volume":0.0,"delta":0.9784,"gamma":0.0001,"vega":0.9016,"theta":-0.3227,"rho":3.488,"theo":1167.9346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1187.39996337891},{"option":"SPXW260313P05700000","bid":4.9,"bid_size":188.0,"ask":5.2,"ask_size":170.0,"iv":0.3782,"open_interest":3566.0,"volume":348.0,"delta":-0.0216,"gamma":0.0001,"vega":0.9016,"theta":-0.7001,"rho":-0.0941,"theo":5.1167,"change":-0.65,"open":3.9,"high":4.75,"low":3.89,"tick":"up","last_trade_price":4.75,"last_trade_time":"2026-02-18T14:52:52","percent_change":-12.037,"prev_day_close":4.40000009536743},{"option":"SPXW260313C05725000","bid":1139.6,"bid_size":3.0,"ask":1147.1,"ask_size":4.0,"iv":0.3736,"open_interest":0.0,"volume":0.0,"delta":0.9773,"gamma":0.0001,"vega":0.9426,"theta":-0.3541,"rho":3.4986,"theo":1143.2458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1163.5},{"option":"SPXW260313P05725000","bid":5.2,"bid_size":51.0,"ask":5.5,"ask_size":175.0,"iv":0.374,"open_interest":1.0,"volume":1.0,"delta":-0.0227,"gamma":0.0001,"vega":0.9426,"theta":-0.7234,"rho":-0.0992,"theo":5.3617,"change":5.1,"open":5.1,"high":5.1,"low":5.1,"tick":"up","last_trade_price":5.1,"last_trade_time":"2026-02-18T14:37:56","percent_change":0.0,"prev_day_close":4.59999990463257},{"option":"SPXW260313C05750000","bid":1114.7,"bid_size":4.0,"ask":1122.5,"ask_size":2.0,"iv":0.3679,"open_interest":0.0,"volume":0.0,"delta":0.976,"gamma":0.0001,"vega":0.9853,"theta":-0.3864,"rho":3.5088,"theo":1118.5719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1138.20001220703},{"option":"SPXW260313P05750000","bid":5.4,"bid_size":183.0,"ask":5.7,"ask_size":93.0,"iv":0.3685,"open_interest":46337.0,"volume":36.0,"delta":-0.024,"gamma":0.0001,"vega":0.9853,"theta":-0.7477,"rho":-0.1047,"theo":5.6216,"change":-1.15,"open":4.3,"high":4.9,"low":4.3,"tick":"no_change","last_trade_price":4.8,"last_trade_time":"2026-02-18T13:44:11","percent_change":-19.3277,"prev_day_close":4.79999995231628},{"option":"SPXW260313C05775000","bid":1090.3,"bid_size":3.0,"ask":1097.7,"ask_size":3.0,"iv":0.3642,"open_interest":0.0,"volume":0.0,"delta":0.9747,"gamma":0.0001,"vega":1.0301,"theta":-0.4198,"rho":3.5188,"theo":1093.9143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1113.04998779297},{"option":"SPXW260313P05775000","bid":5.7,"bid_size":118.0,"ask":6.0,"ask_size":99.0,"iv":0.3639,"open_interest":114.0,"volume":100.0,"delta":-0.0253,"gamma":0.0001,"vega":1.0301,"theta":-0.773,"rho":-0.1104,"theo":5.8978,"change":-0.75,"open":5.5,"high":5.5,"low":5.5,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T09:47:12","percent_change":-12.0,"prev_day_close":5.04999995231628},{"option":"SPXW260313C05800000","bid":1065.5,"bid_size":2.0,"ask":1073.1,"ask_size":4.0,"iv":0.3574,"open_interest":0.0,"volume":0.0,"delta":0.9733,"gamma":0.0001,"vega":1.0774,"theta":-0.4542,"rho":3.5284,"theo":1069.2744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1088.5},{"option":"SPXW260313P05800000","bid":6.0,"bid_size":116.0,"ask":6.3,"ask_size":167.0,"iv":0.3592,"open_interest":671.0,"volume":9.0,"delta":-0.0267,"gamma":0.0001,"vega":1.0774,"theta":-0.7993,"rho":-0.1166,"theo":6.1917,"change":-1.85,"open":4.95,"high":4.95,"low":4.7,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-18T12:29:32","percent_change":-28.2443,"prev_day_close":5.29999995231628},{"option":"SPXW260313C05825000","bid":1040.7,"bid_size":2.0,"ask":1048.3,"ask_size":3.0,"iv":0.3528,"open_interest":0.0,"volume":0.0,"delta":0.9718,"gamma":0.0001,"vega":1.1276,"theta":-0.4898,"rho":3.5375,"theo":1044.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1063.89996337891},{"option":"SPXW260313P05825000","bid":6.3,"bid_size":113.0,"ask":6.6,"ask_size":163.0,"iv":0.3542,"open_interest":61.0,"volume":0.0,"delta":-0.0282,"gamma":0.0001,"vega":1.1276,"theta":-0.8268,"rho":-0.1231,"theo":6.505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.0,"last_trade_time":"2026-02-17T11:13:48","percent_change":0.0,"prev_day_close":5.59999990463257},{"option":"SPXW260313C05850000","bid":1016.4,"bid_size":3.0,"ask":1023.8,"ask_size":3.0,"iv":0.3495,"open_interest":179.0,"volume":0.0,"delta":0.9702,"gamma":0.0001,"vega":1.1813,"theta":-0.5266,"rho":3.5462,"theo":1020.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1083.77,"last_trade_time":"2026-02-06T13:35:46","percent_change":0.0,"prev_day_close":1039.19995117188},{"option":"SPXW260313P05850000","bid":6.6,"bid_size":147.0,"ask":7.0,"ask_size":182.0,"iv":0.3496,"open_interest":205.0,"volume":1.0,"delta":-0.0298,"gamma":0.0001,"vega":1.1813,"theta":-0.8555,"rho":-0.1301,"theo":6.84,"change":-2.1,"open":5.1,"high":5.1,"low":5.1,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T12:20:41","percent_change":-29.1667,"prev_day_close":5.90000009536743},{"option":"SPXW260313C05875000","bid":992.0,"bid_size":3.0,"ask":999.3,"ask_size":2.0,"iv":0.3454,"open_interest":0.0,"volume":0.0,"delta":0.9684,"gamma":0.0001,"vega":1.2384,"theta":-0.5648,"rho":3.5542,"theo":995.4803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1014.64999389648},{"option":"SPXW260313P05875000","bid":7.0,"bid_size":139.0,"ask":7.3,"ask_size":95.0,"iv":0.3448,"open_interest":163.0,"volume":0.0,"delta":-0.0316,"gamma":0.0001,"vega":1.2384,"theta":-0.8856,"rho":-0.1378,"theo":7.199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.1,"last_trade_time":"2026-02-17T11:12:30","percent_change":0.0,"prev_day_close":6.20000004768372},{"option":"SPXW260313C05900000","bid":967.3,"bid_size":3.0,"ask":974.8,"ask_size":2.0,"iv":0.3402,"open_interest":3.0,"volume":0.0,"delta":0.9666,"gamma":0.0001,"vega":1.2988,"theta":-0.6045,"rho":3.5616,"theo":970.9324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1085.28,"last_trade_time":"2026-02-09T11:02:18","percent_change":0.0,"prev_day_close":990.449981689453},{"option":"SPXW260313P05900000","bid":7.3,"bid_size":157.0,"ask":7.7,"ask_size":105.0,"iv":0.3398,"open_interest":4466.0,"volume":14.0,"delta":-0.0334,"gamma":0.0001,"vega":1.2988,"theta":-0.9172,"rho":-0.1461,"theo":7.585,"change":-2.4,"open":7.3,"high":7.3,"low":5.6,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-18T12:21:58","percent_change":-30.0,"prev_day_close":6.5},{"option":"SPXW260313C05925000","bid":943.0,"bid_size":3.0,"ask":950.1,"ask_size":3.0,"iv":0.3365,"open_interest":0.0,"volume":0.0,"delta":0.9646,"gamma":0.0001,"vega":1.3623,"theta":-0.6458,"rho":3.5684,"theo":946.4145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":966.0},{"option":"SPXW260313P05925000","bid":7.8,"bid_size":131.0,"ask":8.1,"ask_size":45.0,"iv":0.3354,"open_interest":1492.0,"volume":153.0,"delta":-0.0354,"gamma":0.0001,"vega":1.3623,"theta":-0.9504,"rho":-0.155,"theo":8.0008,"change":-0.93,"open":6.67,"high":7.47,"low":6.63,"tick":"up","last_trade_price":7.47,"last_trade_time":"2026-02-18T14:52:52","percent_change":-11.0714,"prev_day_close":6.90000009536743},{"option":"SPXW260313C05950000","bid":918.6,"bid_size":3.0,"ask":925.6,"ask_size":3.0,"iv":0.332,"open_interest":1.0,"volume":0.0,"delta":0.9624,"gamma":0.0001,"vega":1.429,"theta":-0.6888,"rho":3.5746,"theo":921.9295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":941.099975585938},{"option":"SPXW260313P05950000","bid":8.2,"bid_size":136.0,"ask":8.6,"ask_size":91.0,"iv":0.3308,"open_interest":561.0,"volume":114.0,"delta":-0.0376,"gamma":0.0001,"vega":1.429,"theta":-0.9854,"rho":-0.1645,"theo":8.4496,"change":-0.7,"open":6.9,"high":8.2,"low":6.2,"tick":"up","last_trade_price":8.2,"last_trade_time":"2026-02-18T15:16:46","percent_change":-7.86517,"prev_day_close":7.29999995231628},{"option":"SPXW260313C05975000","bid":894.1,"bid_size":3.0,"ask":901.2,"ask_size":3.0,"iv":0.3274,"open_interest":0.0,"volume":0.0,"delta":0.96,"gamma":0.0001,"vega":1.4996,"theta":-0.7337,"rho":3.5801,"theo":897.4805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":917.299987792969},{"option":"SPXW260313P05975000","bid":8.7,"bid_size":144.0,"ask":9.1,"ask_size":101.0,"iv":0.3263,"open_interest":1787.0,"volume":2.0,"delta":-0.0399,"gamma":0.0001,"vega":1.4996,"theta":-1.0221,"rho":-0.1747,"theo":8.9344,"change":-0.8,"open":6.7,"high":8.6,"low":6.7,"tick":"up","last_trade_price":8.6,"last_trade_time":"2026-02-18T15:20:49","percent_change":-8.51064,"prev_day_close":7.70000004768372},{"option":"SPXW260313C06000000","bid":869.9,"bid_size":3.0,"ask":877.0,"ask_size":2.0,"iv":0.3235,"open_interest":3235.0,"volume":0.0,"delta":0.9575,"gamma":0.0002,"vega":1.5752,"theta":-0.7806,"rho":3.5849,"theo":873.071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":848.75,"last_trade_time":"2026-02-13T15:35:12","percent_change":0.0,"prev_day_close":892.0},{"option":"SPXW260313P06000000","bid":9.2,"bid_size":161.0,"ask":9.6,"ask_size":98.0,"iv":0.3216,"open_interest":4482.0,"volume":119.0,"delta":-0.0425,"gamma":0.0002,"vega":1.5752,"theta":-1.0609,"rho":-0.1856,"theo":9.4588,"change":-1.75,"open":6.9,"high":8.2,"low":6.9,"tick":"up","last_trade_price":8.2,"last_trade_time":"2026-02-18T15:42:47","percent_change":-17.5879,"prev_day_close":8.15000009536743},{"option":"SPXW260313C06025000","bid":845.4,"bid_size":3.0,"ask":852.4,"ask_size":3.0,"iv":0.3184,"open_interest":0.0,"volume":0.0,"delta":0.9548,"gamma":0.0002,"vega":1.6564,"theta":-0.8294,"rho":3.5886,"theo":848.7054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":947.83,"last_trade_time":"2026-02-11T12:25:18","percent_change":0.0,"prev_day_close":867.599975585938},{"option":"SPXW260313P06025000","bid":9.8,"bid_size":125.0,"ask":10.2,"ask_size":83.0,"iv":0.3173,"open_interest":97.0,"volume":1.0,"delta":-0.0452,"gamma":0.0002,"vega":1.6564,"theta":-1.1017,"rho":-0.1976,"theo":10.0269,"change":-3.1,"open":7.4,"high":7.4,"low":7.4,"tick":"down","last_trade_price":7.4,"last_trade_time":"2026-02-18T12:17:31","percent_change":-29.5238,"prev_day_close":8.59999990463257},{"option":"SPXW260313C06050000","bid":821.2,"bid_size":3.0,"ask":828.1,"ask_size":3.0,"iv":0.3143,"open_interest":107.0,"volume":0.0,"delta":0.9518,"gamma":0.0002,"vega":1.7431,"theta":-0.8805,"rho":3.5912,"theo":824.3887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":902.94,"last_trade_time":"2026-02-06T16:05:33","percent_change":0.0,"prev_day_close":843.200012207031},{"option":"SPXW260313P06050000","bid":10.4,"bid_size":126.0,"ask":10.8,"ask_size":55.0,"iv":0.3128,"open_interest":398.0,"volume":7.0,"delta":-0.0481,"gamma":0.0002,"vega":1.7431,"theta":-1.1446,"rho":-0.2107,"theo":10.644,"change":-1.95,"open":10.4,"high":10.4,"low":9.2,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-18T13:53:00","percent_change":-17.4888,"prev_day_close":9.15000009536743},{"option":"SPXW260313C06075000","bid":797.0,"bid_size":3.0,"ask":803.8,"ask_size":3.0,"iv":0.3102,"open_interest":0.0,"volume":0.0,"delta":0.9486,"gamma":0.0002,"vega":1.8347,"theta":-0.9339,"rho":3.5926,"theo":800.1263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":818.800018310547},{"option":"SPXW260313P06075000","bid":11.1,"bid_size":74.0,"ask":11.5,"ask_size":62.0,"iv":0.3086,"open_interest":1234.0,"volume":0.0,"delta":-0.0513,"gamma":0.0002,"vega":1.8347,"theta":-1.1899,"rho":-0.225,"theo":11.3155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.9,"last_trade_time":"2026-02-17T10:01:55","percent_change":0.0,"prev_day_close":9.75},{"option":"SPXW260313C06100000","bid":772.8,"bid_size":3.0,"ask":779.7,"ask_size":3.0,"iv":0.3058,"open_interest":2.0,"volume":0.0,"delta":0.9452,"gamma":0.0002,"vega":1.9307,"theta":-0.9897,"rho":3.5929,"theo":775.9237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":862.59,"last_trade_time":"2026-02-10T15:56:53","percent_change":0.0,"prev_day_close":794.549987792969},{"option":"SPXW260313P06100000","bid":11.8,"bid_size":126.0,"ask":12.3,"ask_size":62.0,"iv":0.3043,"open_interest":1575.0,"volume":21.0,"delta":-0.0548,"gamma":0.0002,"vega":1.9307,"theta":-1.2377,"rho":-0.2404,"theo":12.0466,"change":-2.2,"open":11.8,"high":11.8,"low":8.43,"tick":"up","last_trade_price":10.35,"last_trade_time":"2026-02-18T13:53:00","percent_change":-17.5299,"prev_day_close":10.3499999046326},{"option":"SPXW260313C06125000","bid":748.7,"bid_size":3.0,"ask":755.5,"ask_size":2.0,"iv":0.3016,"open_interest":33.0,"volume":0.0,"delta":0.9414,"gamma":0.0002,"vega":2.0321,"theta":-1.048,"rho":3.5922,"theo":751.7857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":888.78,"last_trade_time":"2026-01-28T15:01:42","percent_change":0.0,"prev_day_close":770.449981689453},{"option":"SPXW260313P06125000","bid":12.6,"bid_size":111.0,"ask":13.1,"ask_size":52.0,"iv":0.3,"open_interest":249.0,"volume":38.0,"delta":-0.0586,"gamma":0.0002,"vega":2.0321,"theta":-1.2878,"rho":-0.2569,"theo":12.8424,"change":-1.0,"open":12.3,"high":12.35,"low":12.3,"tick":"up","last_trade_price":12.35,"last_trade_time":"2026-02-18T15:12:04","percent_change":-7.49064,"prev_day_close":11.0499997138977},{"option":"SPXW260313C06150000","bid":724.2,"bid_size":3.0,"ask":731.5,"ask_size":3.0,"iv":0.2962,"open_interest":0.0,"volume":0.0,"delta":0.9373,"gamma":0.0002,"vega":2.1405,"theta":-1.1088,"rho":3.59,"theo":727.7179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":746.850006103516},{"option":"SPXW260313P06150000","bid":13.5,"bid_size":105.0,"ask":13.9,"ask_size":20.0,"iv":0.296,"open_interest":795.0,"volume":205.0,"delta":-0.0627,"gamma":0.0002,"vega":2.1405,"theta":-1.3405,"rho":-0.2747,"theo":13.7084,"change":1.7,"open":9.95,"high":10.0,"low":9.33,"tick":"no_change","last_trade_price":9.33,"last_trade_time":"2026-02-18T13:03:34","percent_change":14.4068,"prev_day_close":11.7999997138977},{"option":"SPXW260313C06160000","bid":715.2,"bid_size":3.0,"ask":722.1,"ask_size":2.0,"iv":0.2959,"open_interest":5.0,"volume":0.0,"delta":0.9356,"gamma":0.0002,"vega":2.1861,"theta":-1.1338,"rho":3.5887,"theo":718.1119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":736.5},{"option":"SPXW260313P06160000","bid":13.8,"bid_size":108.0,"ask":14.3,"ask_size":51.0,"iv":0.2942,"open_interest":42.0,"volume":12.0,"delta":-0.0644,"gamma":0.0002,"vega":2.1861,"theta":-1.3623,"rho":-0.2823,"theo":14.076,"change":-4.75,"open":10.5,"high":10.5,"low":9.9,"tick":"down","last_trade_price":9.9,"last_trade_time":"2026-02-18T11:10:02","percent_change":-32.4232,"prev_day_close":12.0999999046326},{"option":"SPXW260313C06170000","bid":705.5,"bid_size":3.0,"ask":712.2,"ask_size":3.0,"iv":0.2939,"open_interest":0.0,"volume":0.0,"delta":0.9338,"gamma":0.0003,"vega":2.2329,"theta":-1.1592,"rho":3.5871,"theo":708.5188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":726.899993896484},{"option":"SPXW260313P06170000","bid":14.2,"bid_size":105.0,"ask":14.7,"ask_size":50.0,"iv":0.2924,"open_interest":29.0,"volume":28.0,"delta":-0.0662,"gamma":0.0003,"vega":2.2329,"theta":-1.3845,"rho":-0.2902,"theo":14.4564,"change":-4.85,"open":11.0,"high":11.0,"low":10.2,"tick":"no_change","last_trade_price":10.2,"last_trade_time":"2026-02-18T11:10:00","percent_change":-32.2259,"prev_day_close":12.4000000953674},{"option":"SPXW260313C06175000","bid":700.7,"bid_size":3.0,"ask":707.4,"ask_size":3.0,"iv":0.293,"open_interest":9.0,"volume":0.0,"delta":0.9329,"gamma":0.0003,"vega":2.2568,"theta":-1.1721,"rho":3.5862,"theo":703.7272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":840.75,"last_trade_time":"2026-01-28T15:02:13","percent_change":0.0,"prev_day_close":722.549987792969},{"option":"SPXW260313P06175000","bid":14.4,"bid_size":102.0,"ask":14.9,"ask_size":50.0,"iv":0.2915,"open_interest":840.0,"volume":8.0,"delta":-0.0671,"gamma":0.0003,"vega":2.2568,"theta":-1.3958,"rho":-0.2942,"theo":14.6516,"change":-2.71,"open":10.5,"high":14.05,"low":10.5,"tick":"no_change","last_trade_price":12.44,"last_trade_time":"2026-02-18T15:45:58","percent_change":-17.8878,"prev_day_close":12.5999999046326},{"option":"SPXW260313C06180000","bid":695.9,"bid_size":3.0,"ask":702.7,"ask_size":3.0,"iv":0.2921,"open_interest":0.0,"volume":0.0,"delta":0.932,"gamma":0.0003,"vega":2.2809,"theta":-1.185,"rho":3.5852,"theo":698.939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.549987792969},{"option":"SPXW260313P06180000","bid":14.6,"bid_size":100.0,"ask":15.1,"ask_size":50.0,"iv":0.2907,"open_interest":12.0,"volume":12.0,"delta":-0.068,"gamma":0.0003,"vega":2.2809,"theta":-1.4071,"rho":-0.2984,"theo":14.8501,"change":-2.62,"open":12.17,"high":12.83,"low":12.17,"tick":"up","last_trade_price":12.83,"last_trade_time":"2026-02-18T15:42:47","percent_change":-16.9579,"prev_day_close":12.75},{"option":"SPXW260313C06190000","bid":686.4,"bid_size":3.0,"ask":693.1,"ask_size":4.0,"iv":0.2907,"open_interest":0.0,"volume":0.0,"delta":0.9301,"gamma":0.0003,"vega":2.3299,"theta":-1.2113,"rho":3.5829,"theo":689.3731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":707.5},{"option":"SPXW260313P06190000","bid":15.0,"bid_size":98.0,"ask":15.5,"ask_size":49.0,"iv":0.289,"open_interest":0.0,"volume":0.0,"delta":-0.0699,"gamma":0.0003,"vega":2.3299,"theta":-1.4301,"rho":-0.3069,"theo":15.2578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":13.0999999046326},{"option":"SPXW260313C06200000","bid":676.3,"bid_size":3.0,"ask":683.6,"ask_size":2.0,"iv":0.288,"open_interest":0.0,"volume":0.0,"delta":0.9281,"gamma":0.0003,"vega":2.3798,"theta":-1.2379,"rho":3.5804,"theo":679.8217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":697.949981689453},{"option":"SPXW260313P06200000","bid":15.5,"bid_size":92.0,"ask":15.9,"ask_size":27.0,"iv":0.2875,"open_interest":10050.0,"volume":217.0,"delta":-0.0719,"gamma":0.0003,"vega":2.3798,"theta":-1.4535,"rho":-0.3157,"theo":15.6799,"change":-3.45,"open":15.6,"high":15.6,"low":10.83,"tick":"up","last_trade_price":12.8,"last_trade_time":"2026-02-18T14:26:54","percent_change":-21.2308,"prev_day_close":13.4500002861023},{"option":"SPXW260313C06210000","bid":667.3,"bid_size":3.0,"ask":673.9,"ask_size":3.0,"iv":0.2871,"open_interest":0.0,"volume":0.0,"delta":0.9261,"gamma":0.0003,"vega":2.4306,"theta":-1.265,"rho":3.5776,"theo":670.2851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.399993896484},{"option":"SPXW260313P06210000","bid":15.9,"bid_size":62.0,"ask":16.4,"ask_size":28.0,"iv":0.2859,"open_interest":4.0,"volume":0.0,"delta":-0.0739,"gamma":0.0003,"vega":2.4306,"theta":-1.4773,"rho":-0.3248,"theo":16.1168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":16.48,"last_trade_time":"2026-02-17T15:23:56","percent_change":0.0,"prev_day_close":13.8499999046326},{"option":"SPXW260313C06220000","bid":657.8,"bid_size":3.0,"ask":664.4,"ask_size":3.0,"iv":0.2855,"open_interest":0.0,"volume":0.0,"delta":0.924,"gamma":0.0003,"vega":2.4821,"theta":-1.2924,"rho":3.5745,"theo":660.7639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.100006103516},{"option":"SPXW260313P06220000","bid":16.3,"bid_size":74.0,"ask":16.8,"ask_size":28.0,"iv":0.284,"open_interest":22.0,"volume":0.0,"delta":-0.076,"gamma":0.0003,"vega":2.4821,"theta":-1.5015,"rho":-0.3342,"theo":16.5691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.9,"last_trade_time":"2026-02-17T10:51:42","percent_change":0.0,"prev_day_close":14.25},{"option":"SPXW260313C06225000","bid":653.1,"bid_size":3.0,"ask":659.7,"ask_size":3.0,"iv":0.2849,"open_interest":0.0,"volume":0.0,"delta":0.9229,"gamma":0.0003,"vega":2.5082,"theta":-1.3063,"rho":3.5728,"theo":656.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":674.199981689453},{"option":"SPXW260313P06225000","bid":16.6,"bid_size":69.0,"ask":17.1,"ask_size":50.0,"iv":0.2835,"open_interest":2115.0,"volume":2.0,"delta":-0.0771,"gamma":0.0003,"vega":2.5082,"theta":-1.5138,"rho":-0.339,"theo":16.8012,"change":-2.6,"open":12.6,"high":14.75,"low":12.6,"tick":"up","last_trade_price":14.75,"last_trade_time":"2026-02-18T14:34:33","percent_change":-14.9856,"prev_day_close":14.4500002861023},{"option":"SPXW260313C06230000","bid":648.3,"bid_size":3.0,"ask":654.9,"ask_size":3.0,"iv":0.2839,"open_interest":0.0,"volume":0.0,"delta":0.9218,"gamma":0.0003,"vega":2.5344,"theta":-1.3202,"rho":3.5712,"theo":651.2584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":669.100006103516},{"option":"SPXW260313P06230000","bid":16.8,"bid_size":60.0,"ask":17.3,"ask_size":28.0,"iv":0.2825,"open_interest":0.0,"volume":0.0,"delta":-0.0782,"gamma":0.0003,"vega":2.5344,"theta":-1.5261,"rho":-0.3438,"theo":17.0372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":14.6500000953674},{"option":"SPXW260313C06240000","bid":638.9,"bid_size":3.0,"ask":645.4,"ask_size":3.0,"iv":0.2824,"open_interest":0.0,"volume":0.0,"delta":0.9196,"gamma":0.0003,"vega":2.5877,"theta":-1.3485,"rho":3.5676,"theo":641.7691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":660.100006103516},{"option":"SPXW260313P06240000","bid":17.3,"bid_size":58.0,"ask":17.8,"ask_size":27.0,"iv":0.281,"open_interest":8.0,"volume":1.0,"delta":-0.0804,"gamma":0.0003,"vega":2.5877,"theta":-1.5511,"rho":-0.3536,"theo":17.5214,"change":-2.7,"open":15.35,"high":15.35,"low":15.35,"tick":"down","last_trade_price":15.35,"last_trade_time":"2026-02-18T14:34:33","percent_change":-14.9584,"prev_day_close":15.0499997138977},{"option":"SPXW260313C06250000","bid":629.2,"bid_size":3.0,"ask":636.3,"ask_size":2.0,"iv":0.2804,"open_interest":0.0,"volume":0.0,"delta":0.9172,"gamma":0.0003,"vega":2.6421,"theta":-1.3771,"rho":3.5638,"theo":632.2963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.549987792969},{"option":"SPXW260313P06250000","bid":17.7,"bid_size":71.0,"ask":18.3,"ask_size":27.0,"iv":0.2791,"open_interest":1739.0,"volume":485.0,"delta":-0.0827,"gamma":0.0003,"vega":2.6421,"theta":-1.5764,"rho":-0.3637,"theo":18.0221,"change":-4.09,"open":16.6,"high":16.6,"low":12.17,"tick":"down","last_trade_price":14.46,"last_trade_time":"2026-02-18T15:57:49","percent_change":-22.0485,"prev_day_close":15.4500002861023},{"option":"SPXW260313C06260000","bid":619.9,"bid_size":3.0,"ask":626.4,"ask_size":3.0,"iv":0.2788,"open_interest":0.0,"volume":0.0,"delta":0.9149,"gamma":0.0003,"vega":2.6978,"theta":-1.406,"rho":3.5596,"theo":622.8405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":640.449981689453},{"option":"SPXW260313P06260000","bid":18.2,"bid_size":64.0,"ask":18.9,"ask_size":33.0,"iv":0.2776,"open_interest":16.0,"volume":5.0,"delta":-0.0851,"gamma":0.0003,"vega":2.6978,"theta":-1.6022,"rho":-0.3742,"theo":18.5398,"change":-1.95,"open":17.1,"high":17.1,"low":17.1,"tick":"down","last_trade_price":17.1,"last_trade_time":"2026-02-18T09:41:47","percent_change":-10.2362,"prev_day_close":15.9000000953674},{"option":"SPXW260313C06270000","bid":610.5,"bid_size":3.0,"ask":617.0,"ask_size":3.0,"iv":0.2773,"open_interest":0.0,"volume":0.0,"delta":0.9124,"gamma":0.0003,"vega":2.7549,"theta":-1.4353,"rho":3.5551,"theo":613.4022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":630.949981689453},{"option":"SPXW260313P06270000","bid":18.7,"bid_size":62.0,"ask":19.4,"ask_size":32.0,"iv":0.2759,"open_interest":161.0,"volume":1.0,"delta":-0.0876,"gamma":0.0003,"vega":2.7549,"theta":-1.6282,"rho":-0.3849,"theo":19.0751,"change":-5.04,"open":14.51,"high":14.51,"low":14.51,"tick":"down","last_trade_price":14.51,"last_trade_time":"2026-02-18T13:34:46","percent_change":-25.7801,"prev_day_close":16.3500003814697},{"option":"SPXW260313C06275000","bid":605.9,"bid_size":3.0,"ask":612.3,"ask_size":3.0,"iv":0.2767,"open_interest":0.0,"volume":0.0,"delta":0.9111,"gamma":0.0003,"vega":2.7841,"theta":-1.4501,"rho":3.5527,"theo":608.6899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.0},{"option":"SPXW260313P06275000","bid":19.0,"bid_size":66.0,"ask":19.6,"ask_size":6.0,"iv":0.275,"open_interest":1263.0,"volume":3.0,"delta":-0.0888,"gamma":0.0003,"vega":2.7841,"theta":-1.6414,"rho":-0.3905,"theo":19.3495,"change":-6.26,"open":13.81,"high":13.81,"low":13.59,"tick":"down","last_trade_price":13.59,"last_trade_time":"2026-02-18T12:06:52","percent_change":-31.5365,"prev_day_close":16.5500001907349},{"option":"SPXW260313C06280000","bid":601.1,"bid_size":3.0,"ask":607.5,"ask_size":3.0,"iv":0.2755,"open_interest":0.0,"volume":0.0,"delta":0.9099,"gamma":0.0004,"vega":2.8136,"theta":-1.465,"rho":3.5502,"theo":603.9821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":621.449981689453},{"option":"SPXW260313P06280000","bid":19.3,"bid_size":60.0,"ask":20.0,"ask_size":32.0,"iv":0.2745,"open_interest":40.0,"volume":0.0,"delta":-0.0901,"gamma":0.0004,"vega":2.8136,"theta":-1.6546,"rho":-0.3961,"theo":19.6285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":32.6,"last_trade_time":"2026-02-17T10:33:24","percent_change":0.0,"prev_day_close":16.8500003814697},{"option":"SPXW260313C06290000","bid":591.7,"bid_size":3.0,"ask":598.1,"ask_size":3.0,"iv":0.2739,"open_interest":0.0,"volume":0.0,"delta":0.9072,"gamma":0.0004,"vega":2.8737,"theta":-1.4949,"rho":3.5449,"theo":594.5808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":611.949981689453},{"option":"SPXW260313P06290000","bid":19.9,"bid_size":39.0,"ask":20.5,"ask_size":32.0,"iv":0.2728,"open_interest":79.0,"volume":1.0,"delta":-0.0928,"gamma":0.0004,"vega":2.8737,"theta":-1.6814,"rho":-0.4078,"theo":20.2007,"change":-2.0,"open":18.65,"high":18.65,"low":18.65,"tick":"down","last_trade_price":18.65,"last_trade_time":"2026-02-18T09:53:18","percent_change":-9.68523,"prev_day_close":17.3500003814697},{"option":"SPXW260313C06300000","bid":582.4,"bid_size":3.0,"ask":588.7,"ask_size":3.0,"iv":0.2724,"open_interest":0.0,"volume":0.0,"delta":0.9045,"gamma":0.0004,"vega":2.9351,"theta":-1.5252,"rho":3.539,"theo":585.199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":602.449981689453},{"option":"SPXW260313P06300000","bid":20.4,"bid_size":62.0,"ask":21.0,"ask_size":6.0,"iv":0.2708,"open_interest":1990.0,"volume":9.0,"delta":-0.0955,"gamma":0.0004,"vega":2.9351,"theta":-1.7084,"rho":-0.4199,"theo":20.7924,"change":-6.76,"open":17.45,"high":17.45,"low":14.49,"tick":"down","last_trade_price":14.49,"last_trade_time":"2026-02-18T13:20:13","percent_change":-31.8118,"prev_day_close":17.8500003814697},{"option":"SPXW260313C06310000","bid":572.4,"bid_size":3.0,"ask":579.3,"ask_size":3.0,"iv":0.2696,"open_interest":0.0,"volume":0.0,"delta":0.9017,"gamma":0.0004,"vega":2.9976,"theta":-1.5558,"rho":3.5328,"theo":575.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.949981689453},{"option":"SPXW260313P06310000","bid":21.0,"bid_size":57.0,"ask":21.7,"ask_size":30.0,"iv":0.2694,"open_interest":13.0,"volume":0.0,"delta":-0.0982,"gamma":0.0004,"vega":2.9976,"theta":-1.7357,"rho":-0.4324,"theo":21.4044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.8,"last_trade_time":"2026-02-17T10:51:38","percent_change":0.0,"prev_day_close":18.3500003814697},{"option":"SPXW260313C06320000","bid":563.6,"bid_size":3.0,"ask":570.0,"ask_size":3.0,"iv":0.269,"open_interest":0.0,"volume":0.0,"delta":0.8989,"gamma":0.0004,"vega":3.061,"theta":-1.5866,"rho":3.5261,"theo":566.4968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.75},{"option":"SPXW260313P06320000","bid":21.7,"bid_size":55.0,"ask":22.4,"ask_size":54.0,"iv":0.268,"open_interest":35.0,"volume":4.0,"delta":-0.1011,"gamma":0.0004,"vega":3.061,"theta":-1.7634,"rho":-0.4454,"theo":22.0372,"change":-1.95,"open":20.22,"high":20.5,"low":16.67,"tick":"up","last_trade_price":20.5,"last_trade_time":"2026-02-18T14:38:54","percent_change":-8.68597,"prev_day_close":18.8500003814697},{"option":"SPXW260313C06325000","bid":558.4,"bid_size":3.0,"ask":565.3,"ask_size":3.0,"iv":0.2672,"open_interest":1.0,"volume":0.0,"delta":0.8974,"gamma":0.0004,"vega":3.0929,"theta":-1.6022,"rho":3.5226,"theo":561.8345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":685.65,"last_trade_time":"2026-01-26T13:31:41","percent_change":0.0,"prev_day_close":579.799987792969},{"option":"SPXW260313P06325000","bid":22.0,"bid_size":55.0,"ask":22.7,"ask_size":29.0,"iv":0.2671,"open_interest":669.0,"volume":8.0,"delta":-0.1026,"gamma":0.0004,"vega":3.0929,"theta":-1.7773,"rho":-0.452,"theo":22.3617,"change":-7.14,"open":21.17,"high":21.17,"low":15.6,"tick":"down","last_trade_price":15.66,"last_trade_time":"2026-02-18T12:06:52","percent_change":-31.3158,"prev_day_close":19.1499996185303},{"option":"SPXW260313C06330000","bid":554.3,"bid_size":3.0,"ask":560.6,"ask_size":3.0,"iv":0.2672,"open_interest":0.0,"volume":0.0,"delta":0.8959,"gamma":0.0004,"vega":3.125,"theta":-1.6178,"rho":3.5191,"theo":557.1776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":574.799987792969},{"option":"SPXW260313P06330000","bid":22.3,"bid_size":54.0,"ask":23.0,"ask_size":18.0,"iv":0.2662,"open_interest":8.0,"volume":2.0,"delta":-0.1041,"gamma":0.0004,"vega":3.125,"theta":-1.7912,"rho":-0.4587,"theo":22.6915,"change":-2.32,"open":20.78,"high":20.78,"low":20.78,"tick":"down","last_trade_price":20.78,"last_trade_time":"2026-02-18T09:30:06","percent_change":-10.0433,"prev_day_close":19.4499998092651},{"option":"SPXW260313C06340000","bid":544.9,"bid_size":3.0,"ask":551.3,"ask_size":3.0,"iv":0.2655,"open_interest":0.0,"volume":0.0,"delta":0.8928,"gamma":0.0004,"vega":3.1896,"theta":-1.6491,"rho":3.5117,"theo":547.8803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.75},{"option":"SPXW260313P06340000","bid":23.0,"bid_size":52.0,"ask":23.7,"ask_size":52.0,"iv":0.2647,"open_interest":27.0,"volume":2.0,"delta":-0.1072,"gamma":0.0004,"vega":3.1896,"theta":-1.8194,"rho":-0.4724,"theo":23.3678,"change":-7.7,"open":17.25,"high":17.25,"low":16.15,"tick":"down","last_trade_price":16.15,"last_trade_time":"2026-02-18T12:07:42","percent_change":-32.2851,"prev_day_close":20.0},{"option":"SPXW260313C06350000","bid":535.7,"bid_size":3.0,"ask":542.3,"ask_size":2.0,"iv":0.2644,"open_interest":3.0,"volume":0.0,"delta":0.8897,"gamma":0.0004,"vega":3.255,"theta":-1.6807,"rho":3.504,"theo":538.6055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":534.15,"last_trade_time":"2026-01-20T15:31:19","percent_change":0.0,"prev_day_close":555.399993896484},{"option":"SPXW260313P06350000","bid":23.7,"bid_size":54.0,"ask":24.3,"ask_size":6.0,"iv":0.263,"open_interest":1202.0,"volume":264.0,"delta":-0.1103,"gamma":0.0004,"vega":3.255,"theta":-1.8478,"rho":-0.4863,"theo":24.0665,"change":-3.6,"open":22.0,"high":22.0,"low":16.55,"tick":"no_change","last_trade_price":20.85,"last_trade_time":"2026-02-18T15:40:17","percent_change":-14.7239,"prev_day_close":20.5999994277954},{"option":"SPXW260313C06360000","bid":526.5,"bid_size":3.0,"ask":532.7,"ask_size":3.0,"iv":0.2623,"open_interest":0.0,"volume":0.0,"delta":0.8864,"gamma":0.0004,"vega":3.3214,"theta":-1.7125,"rho":3.496,"theo":529.3535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":546.199981689453},{"option":"SPXW260313P06360000","bid":24.4,"bid_size":49.0,"ask":25.1,"ask_size":49.0,"iv":0.2614,"open_interest":23.0,"volume":1.0,"delta":-0.1136,"gamma":0.0004,"vega":3.3214,"theta":-1.8763,"rho":-0.5006,"theo":24.7881,"change":-6.53,"open":18.67,"high":18.67,"low":18.67,"tick":"down","last_trade_price":18.67,"last_trade_time":"2026-02-18T13:39:02","percent_change":-25.9127,"prev_day_close":21.25},{"option":"SPXW260313C06370000","bid":517.2,"bid_size":3.0,"ask":523.4,"ask_size":3.0,"iv":0.2605,"open_interest":0.0,"volume":0.0,"delta":0.883,"gamma":0.0004,"vega":3.389,"theta":-1.7445,"rho":3.4875,"theo":520.1249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.799987792969},{"option":"SPXW260313P06370000","bid":25.1,"bid_size":48.0,"ask":25.8,"ask_size":37.0,"iv":0.2599,"open_interest":21.0,"volume":7.0,"delta":-0.1169,"gamma":0.0004,"vega":3.389,"theta":-1.9051,"rho":-0.5153,"theo":25.5329,"change":-6.67,"open":18.0,"high":19.23,"low":17.85,"tick":"up","last_trade_price":19.23,"last_trade_time":"2026-02-18T13:39:02","percent_change":-25.7529,"prev_day_close":21.9000005722046},{"option":"SPXW260313C06375000","bid":512.6,"bid_size":3.0,"ask":518.8,"ask_size":3.0,"iv":0.2597,"open_interest":2.0,"volume":0.0,"delta":0.8813,"gamma":0.0004,"vega":3.4233,"theta":-1.7606,"rho":3.4832,"theo":515.5195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":659.72,"last_trade_time":"2026-01-15T11:03:51","percent_change":0.0,"prev_day_close":532.199981689453},{"option":"SPXW260313P06375000","bid":25.5,"bid_size":48.0,"ask":26.2,"ask_size":48.0,"iv":0.259,"open_interest":372.0,"volume":11.0,"delta":-0.1187,"gamma":0.0004,"vega":3.4233,"theta":-1.9195,"rho":-0.5229,"theo":25.9143,"change":-3.92,"open":23.6,"high":23.6,"low":17.18,"tick":"up","last_trade_price":22.38,"last_trade_time":"2026-02-18T14:31:41","percent_change":-14.9049,"prev_day_close":22.1999998092651},{"option":"SPXW260313C06380000","bid":508.0,"bid_size":3.0,"ask":514.2,"ask_size":3.0,"iv":0.2589,"open_interest":0.0,"volume":0.0,"delta":0.8796,"gamma":0.0005,"vega":3.458,"theta":-1.7766,"rho":3.4786,"theo":510.9203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":527.349975585938},{"option":"SPXW260313P06380000","bid":25.9,"bid_size":48.0,"ask":26.6,"ask_size":37.0,"iv":0.2582,"open_interest":6.0,"volume":2.0,"delta":-0.1204,"gamma":0.0005,"vega":3.458,"theta":-1.934,"rho":-0.5305,"theo":26.3018,"change":-7.85,"open":18.73,"high":18.8,"low":18.73,"tick":"up","last_trade_price":18.8,"last_trade_time":"2026-02-18T10:51:27","percent_change":-29.4559,"prev_day_close":22.5},{"option":"SPXW260313C06390000","bid":498.3,"bid_size":3.0,"ask":505.4,"ask_size":2.0,"iv":0.2571,"open_interest":0.0,"volume":0.0,"delta":0.876,"gamma":0.0005,"vega":3.5286,"theta":-1.8089,"rho":3.4691,"theo":501.7404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.349975585938},{"option":"SPXW260313P06390000","bid":26.7,"bid_size":46.0,"ask":27.4,"ask_size":46.0,"iv":0.2566,"open_interest":100.0,"volume":11.0,"delta":-0.124,"gamma":0.0005,"vega":3.5286,"theta":-1.963,"rho":-0.5463,"theo":27.0955,"change":-2.53,"open":19.5,"high":24.92,"low":18.8,"tick":"up","last_trade_price":24.92,"last_trade_time":"2026-02-18T14:53:29","percent_change":-9.21676,"prev_day_close":23.1999998092651},{"option":"SPXW260313C06400000","bid":489.6,"bid_size":3.0,"ask":496.3,"ask_size":3.0,"iv":0.256,"open_interest":1.0,"volume":0.0,"delta":0.8724,"gamma":0.0005,"vega":3.6007,"theta":-1.8412,"rho":3.459,"theo":492.5862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":499.15,"last_trade_time":"2026-02-05T09:55:29","percent_change":0.0,"prev_day_close":509.099990844727},{"option":"SPXW260313P06400000","bid":27.5,"bid_size":52.0,"ask":28.2,"ask_size":41.0,"iv":0.255,"open_interest":1835.0,"volume":660.0,"delta":-0.1276,"gamma":0.0005,"vega":3.6007,"theta":-1.992,"rho":-0.5627,"theo":27.9149,"change":-5.5,"open":23.8,"high":24.47,"low":19.15,"tick":"up","last_trade_price":22.75,"last_trade_time":"2026-02-18T15:58:53","percent_change":-19.469,"prev_day_close":23.9000005722046},{"option":"SPXW260313C06410000","bid":480.0,"bid_size":3.0,"ask":486.6,"ask_size":3.0,"iv":0.2531,"open_interest":0.0,"volume":0.0,"delta":0.8686,"gamma":0.0005,"vega":3.6739,"theta":-1.8736,"rho":3.4483,"theo":483.4587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.25},{"option":"SPXW260313P06410000","bid":28.3,"bid_size":43.0,"ask":29.1,"ask_size":43.0,"iv":0.2534,"open_interest":96.0,"volume":22.0,"delta":-0.1314,"gamma":0.0005,"vega":3.6739,"theta":-2.0212,"rho":-0.5797,"theo":28.7608,"change":-5.65,"open":21.08,"high":26.48,"low":20.53,"tick":"up","last_trade_price":23.5,"last_trade_time":"2026-02-18T15:58:53","percent_change":-19.3825,"prev_day_close":24.6999998092651},{"option":"SPXW260313C06420000","bid":470.9,"bid_size":3.0,"ask":478.0,"ask_size":4.0,"iv":0.2522,"open_interest":0.0,"volume":0.0,"delta":0.8647,"gamma":0.0005,"vega":3.7479,"theta":-1.906,"rho":3.437,"theo":474.3587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.349990844727},{"option":"SPXW260313P06420000","bid":29.2,"bid_size":42.0,"ask":29.9,"ask_size":32.0,"iv":0.2518,"open_interest":110.0,"volume":8.0,"delta":-0.1353,"gamma":0.0005,"vega":3.7479,"theta":-2.0504,"rho":-0.5973,"theo":29.6344,"change":-9.25,"open":21.2,"high":22.2,"low":20.75,"tick":"down","last_trade_price":20.75,"last_trade_time":"2026-02-18T12:40:20","percent_change":-30.8333,"prev_day_close":25.4000005722046},{"option":"SPXW260313C06425000","bid":466.9,"bid_size":3.0,"ask":472.8,"ask_size":3.0,"iv":0.2512,"open_interest":0.0,"volume":0.0,"delta":0.8627,"gamma":0.0005,"vega":3.7851,"theta":-1.9223,"rho":3.4311,"theo":469.8193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":486.0},{"option":"SPXW260313P06425000","bid":29.6,"bid_size":47.0,"ask":30.3,"ask_size":24.0,"iv":0.2508,"open_interest":1737.0,"volume":158.0,"delta":-0.1373,"gamma":0.0005,"vega":3.7851,"theta":-2.065,"rho":-0.6063,"theo":30.0818,"change":-10.27,"open":27.85,"high":27.85,"low":20.13,"tick":"down","last_trade_price":20.13,"last_trade_time":"2026-02-18T13:02:04","percent_change":-33.7829,"prev_day_close":25.8000001907349},{"option":"SPXW260313C06430000","bid":461.8,"bid_size":3.0,"ask":468.4,"ask_size":3.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.8606,"gamma":0.0005,"vega":3.8224,"theta":-1.9385,"rho":3.4252,"theo":465.2871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":481.199996948242},{"option":"SPXW260313P06430000","bid":30.1,"bid_size":41.0,"ask":30.9,"ask_size":41.0,"iv":0.2502,"open_interest":90.0,"volume":0.0,"delta":-0.1394,"gamma":0.0005,"vega":3.8224,"theta":-2.0796,"rho":-0.6154,"theo":30.5363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.46,"last_trade_time":"2026-02-17T14:07:55","percent_change":0.0,"prev_day_close":26.1999998092651},{"option":"SPXW260313C06440000","bid":453.3,"bid_size":3.0,"ask":459.3,"ask_size":3.0,"iv":0.2489,"open_interest":0.0,"volume":0.0,"delta":0.8565,"gamma":0.0005,"vega":3.8971,"theta":-1.9709,"rho":3.4129,"theo":456.2445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.0},{"option":"SPXW260313P06440000","bid":31.0,"bid_size":39.0,"ask":31.8,"ask_size":39.0,"iv":0.2485,"open_interest":77.0,"volume":1.0,"delta":-0.1435,"gamma":0.0005,"vega":3.8971,"theta":-2.1088,"rho":-0.6339,"theo":31.4672,"change":-10.1,"open":21.7,"high":21.7,"low":21.7,"tick":"down","last_trade_price":21.7,"last_trade_time":"2026-02-18T10:55:48","percent_change":-31.761,"prev_day_close":27.0},{"option":"SPXW260313C06450000","bid":443.7,"bid_size":3.0,"ask":450.7,"ask_size":3.0,"iv":0.247,"open_interest":0.0,"volume":0.0,"delta":0.8522,"gamma":0.0006,"vega":3.9722,"theta":-2.0032,"rho":3.4002,"theo":447.2315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":446.43,"last_trade_time":"2026-01-20T15:41:50","percent_change":0.0,"prev_day_close":462.949996948242},{"option":"SPXW260313P06450000","bid":32.0,"bid_size":25.0,"ask":32.7,"ask_size":23.0,"iv":0.2469,"open_interest":2138.0,"volume":38.0,"delta":-0.1478,"gamma":0.0006,"vega":3.9722,"theta":-2.1378,"rho":-0.6529,"theo":32.4278,"change":-5.19,"open":27.79,"high":27.79,"low":21.77,"tick":"up","last_trade_price":27.51,"last_trade_time":"2026-02-18T16:02:00","percent_change":-15.8716,"prev_day_close":27.8000001907349},{"option":"SPXW260313C06460000","bid":434.8,"bid_size":3.0,"ask":441.2,"ask_size":3.0,"iv":0.2448,"open_interest":0.0,"volume":0.0,"delta":0.8478,"gamma":0.0006,"vega":4.0479,"theta":-2.0354,"rho":3.3872,"theo":438.2486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":454.450012207031},{"option":"SPXW260313P06460000","bid":33.0,"bid_size":10.0,"ask":33.8,"ask_size":38.0,"iv":0.2454,"open_interest":92.0,"volume":2.0,"delta":-0.1521,"gamma":0.0006,"vega":4.0479,"theta":-2.1668,"rho":-0.6722,"theo":33.4184,"change":-10.65,"open":31.79,"high":31.79,"low":23.1,"tick":"down","last_trade_price":23.1,"last_trade_time":"2026-02-18T10:55:48","percent_change":-31.5556,"prev_day_close":28.6999998092651},{"option":"SPXW260313C06470000","bid":425.8,"bid_size":3.0,"ask":432.2,"ask_size":3.0,"iv":0.2431,"open_interest":8.0,"volume":0.0,"delta":0.8433,"gamma":0.0006,"vega":4.1245,"theta":-2.0676,"rho":3.3736,"theo":429.2965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":413.2,"last_trade_time":"2026-02-13T15:51:22","percent_change":0.0,"prev_day_close":444.700012207031},{"option":"SPXW260313P06470000","bid":34.0,"bid_size":21.0,"ask":34.8,"ask_size":38.0,"iv":0.2437,"open_interest":120.0,"volume":12.0,"delta":-0.1567,"gamma":0.0006,"vega":4.1245,"theta":-2.1957,"rho":-0.6921,"theo":34.4398,"change":-8.82,"open":24.76,"high":25.98,"low":24.76,"tick":"up","last_trade_price":25.98,"last_trade_time":"2026-02-18T11:59:58","percent_change":-25.3448,"prev_day_close":29.5999994277954},{"option":"SPXW260313C06475000","bid":421.4,"bid_size":3.0,"ask":427.9,"ask_size":3.0,"iv":0.2426,"open_interest":0.0,"volume":0.0,"delta":0.841,"gamma":0.0006,"vega":4.1633,"theta":-2.0835,"rho":3.3666,"theo":424.8323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.25},{"option":"SPXW260313P06475000","bid":34.5,"bid_size":21.0,"ask":35.3,"ask_size":28.0,"iv":0.2429,"open_interest":260.0,"volume":31.0,"delta":-0.159,"gamma":0.0006,"vega":4.1633,"theta":-2.2101,"rho":-0.7022,"theo":34.9623,"change":-11.92,"open":32.27,"high":32.55,"low":23.38,"tick":"down","last_trade_price":23.38,"last_trade_time":"2026-02-18T13:02:15","percent_change":-33.7677,"prev_day_close":30.0499992370606},{"option":"SPXW260313C06480000","bid":416.9,"bid_size":3.0,"ask":423.7,"ask_size":3.0,"iv":0.242,"open_interest":0.0,"volume":0.0,"delta":0.8387,"gamma":0.0006,"vega":4.2024,"theta":-2.0995,"rho":3.3594,"theo":420.376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":435.75},{"option":"SPXW260313P06480000","bid":35.0,"bid_size":20.0,"ask":35.8,"ask_size":26.0,"iv":0.2421,"open_interest":173.0,"volume":10.0,"delta":-0.1613,"gamma":0.0006,"vega":4.2024,"theta":-2.2244,"rho":-0.7126,"theo":35.4928,"change":-3.13,"open":32.72,"high":32.72,"low":32.72,"tick":"no_change","last_trade_price":32.72,"last_trade_time":"2026-02-18T09:30:06","percent_change":-8.73082,"prev_day_close":30.5499992370606},{"option":"SPXW260313C06490000","bid":408.0,"bid_size":3.0,"ask":414.4,"ask_size":3.0,"iv":0.2399,"open_interest":0.0,"volume":0.0,"delta":0.8339,"gamma":0.0006,"vega":4.2817,"theta":-2.1312,"rho":3.3444,"theo":411.4883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":426.800003051758},{"option":"SPXW260313P06490000","bid":36.1,"bid_size":20.0,"ask":36.9,"ask_size":26.0,"iv":0.2404,"open_interest":88.0,"volume":1.0,"delta":-0.1661,"gamma":0.0006,"vega":4.2817,"theta":-2.2529,"rho":-0.7338,"theo":36.5786,"change":-10.95,"open":26.0,"high":26.0,"low":26.0,"tick":"down","last_trade_price":26.0,"last_trade_time":"2026-02-18T10:41:00","percent_change":-29.6346,"prev_day_close":31.5},{"option":"SPXW260313C06500000","bid":399.2,"bid_size":4.0,"ask":405.5,"ask_size":4.0,"iv":0.2382,"open_interest":19.0,"volume":0.0,"delta":0.829,"gamma":0.0006,"vega":4.3621,"theta":-2.1626,"rho":3.3286,"theo":402.6347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":537.8,"last_trade_time":"2026-01-28T15:17:50","percent_change":0.0,"prev_day_close":418.0},{"option":"SPXW260313P06500000","bid":37.2,"bid_size":25.0,"ask":38.0,"ask_size":20.0,"iv":0.2388,"open_interest":979.0,"volume":144.0,"delta":-0.171,"gamma":0.0006,"vega":4.3621,"theta":-2.281,"rho":-0.7559,"theo":37.6985,"change":-5.98,"open":35.45,"high":35.45,"low":26.25,"tick":"up","last_trade_price":32.07,"last_trade_time":"2026-02-18T16:02:00","percent_change":-15.7162,"prev_day_close":32.5},{"option":"SPXW260313C06510000","bid":390.3,"bid_size":4.0,"ask":396.6,"ask_size":4.0,"iv":0.2364,"open_interest":0.0,"volume":0.0,"delta":0.8239,"gamma":0.0006,"vega":4.4432,"theta":-2.1937,"rho":3.312,"theo":393.8165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.149993896484},{"option":"SPXW260313P06510000","bid":38.4,"bid_size":20.0,"ask":39.2,"ask_size":25.0,"iv":0.2371,"open_interest":86.0,"volume":23.0,"delta":-0.1761,"gamma":0.0006,"vega":4.4432,"theta":-2.3089,"rho":-0.7788,"theo":38.8538,"change":-7.65,"open":36.55,"high":36.55,"low":27.6,"tick":"down","last_trade_price":31.6,"last_trade_time":"2026-02-18T15:55:32","percent_change":-19.4904,"prev_day_close":33.5},{"option":"SPXW260313C06520000","bid":381.6,"bid_size":4.0,"ask":388.3,"ask_size":4.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":0.8186,"gamma":0.0007,"vega":4.5246,"theta":-2.2245,"rho":3.2946,"theo":385.035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.300003051758},{"option":"SPXW260313P06520000","bid":39.6,"bid_size":20.0,"ask":40.4,"ask_size":25.0,"iv":0.2355,"open_interest":270.0,"volume":255.0,"delta":-0.1813,"gamma":0.0007,"vega":4.5246,"theta":-2.3364,"rho":-0.8024,"theo":40.0459,"change":-7.35,"open":35.29,"high":38.34,"low":28.47,"tick":"up","last_trade_price":33.1,"last_trade_time":"2026-02-18T14:15:05","percent_change":-18.1706,"prev_day_close":34.5499992370606},{"option":"SPXW260313C06525000","bid":377.6,"bid_size":4.0,"ask":383.9,"ask_size":4.0,"iv":0.2349,"open_interest":0.0,"volume":0.0,"delta":0.816,"gamma":0.0007,"vega":4.5653,"theta":-2.2397,"rho":3.2857,"theo":380.6584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":395.899993896484},{"option":"SPXW260313P06525000","bid":40.2,"bid_size":20.0,"ask":41.1,"ask_size":33.0,"iv":0.2347,"open_interest":788.0,"volume":248.0,"delta":-0.184,"gamma":0.0007,"vega":4.5653,"theta":-2.35,"rho":-0.8145,"theo":40.656,"change":-8.25,"open":35.84,"high":38.44,"low":27.43,"tick":"down","last_trade_price":32.8,"last_trade_time":"2026-02-18T15:56:43","percent_change":-20.0974,"prev_day_close":35.1000003814697},{"option":"SPXW260313C06530000","bid":372.8,"bid_size":4.0,"ask":379.0,"ask_size":4.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8133,"gamma":0.0007,"vega":4.6059,"theta":-2.2548,"rho":3.2767,"theo":376.2913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.349990844727},{"option":"SPXW260313P06530000","bid":40.8,"bid_size":20.0,"ask":41.7,"ask_size":33.0,"iv":0.2338,"open_interest":287.0,"volume":139.0,"delta":-0.1867,"gamma":0.0007,"vega":4.6059,"theta":-2.3636,"rho":-0.8267,"theo":41.2757,"change":-8.4,"open":38.87,"high":39.49,"low":28.98,"tick":"down","last_trade_price":33.3,"last_trade_time":"2026-02-18T15:56:43","percent_change":-20.1439,"prev_day_close":35.6500015258789},{"option":"SPXW260313C06540000","bid":364.6,"bid_size":4.0,"ask":370.3,"ask_size":4.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":0.8077,"gamma":0.0007,"vega":4.6868,"theta":-2.2847,"rho":3.2583,"theo":367.5863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":382.650009155273},{"option":"SPXW260313P06540000","bid":42.1,"bid_size":19.0,"ask":43.0,"ask_size":32.0,"iv":0.2322,"open_interest":121.0,"volume":22.0,"delta":-0.1923,"gamma":0.0007,"vega":4.6868,"theta":-2.3902,"rho":-0.8514,"theo":42.5442,"change":-8.35,"open":30.3,"high":34.6,"low":29.21,"tick":"no_change","last_trade_price":34.6,"last_trade_time":"2026-02-18T14:27:06","percent_change":-19.4412,"prev_day_close":36.7999992370606},{"option":"SPXW260313C06550000","bid":355.8,"bid_size":4.0,"ask":361.6,"ask_size":4.0,"iv":0.23,"open_interest":4.0,"volume":0.0,"delta":0.802,"gamma":0.0007,"vega":4.7677,"theta":-2.3142,"rho":3.2394,"theo":358.9207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":492.44,"last_trade_time":"2026-01-28T15:17:50","percent_change":0.0,"prev_day_close":373.75},{"option":"SPXW260313P06550000","bid":43.4,"bid_size":24.0,"ask":44.2,"ask_size":18.0,"iv":0.2304,"open_interest":4073.0,"volume":53.0,"delta":-0.1979,"gamma":0.0007,"vega":4.7677,"theta":-2.4164,"rho":-0.8766,"theo":43.8521,"change":-7.44,"open":41.83,"high":41.83,"low":30.74,"tick":"up","last_trade_price":36.91,"last_trade_time":"2026-02-18T16:00:02","percent_change":-16.7756,"prev_day_close":37.9500007629394},{"option":"SPXW260313C06560000","bid":346.9,"bid_size":4.0,"ask":352.9,"ask_size":4.0,"iv":0.228,"open_interest":2.0,"volume":0.0,"delta":0.7962,"gamma":0.0007,"vega":4.849,"theta":-2.3431,"rho":3.2198,"theo":350.2954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":419.36,"last_trade_time":"2026-02-03T15:40:01","percent_change":0.0,"prev_day_close":365.099990844727},{"option":"SPXW260313P06560000","bid":44.8,"bid_size":22.0,"ask":45.6,"ask_size":28.0,"iv":0.2288,"open_interest":1681.0,"volume":27.0,"delta":-0.2038,"gamma":0.0007,"vega":4.849,"theta":-2.4421,"rho":-0.9024,"theo":45.2004,"change":-12.25,"open":43.41,"high":43.41,"low":31.95,"tick":"up","last_trade_price":33.5,"last_trade_time":"2026-02-18T13:27:15","percent_change":-26.776,"prev_day_close":39.1500015258789},{"option":"SPXW260313C06565000","bid":342.1,"bid_size":2.0,"ask":349.8,"ask_size":2.0,"iv":0.2279,"open_interest":0.0,"volume":0.0,"delta":0.7932,"gamma":0.0007,"vega":4.8898,"theta":-2.3573,"rho":3.2098,"theo":345.9983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":360.899993896484},{"option":"SPXW260313P06565000","bid":45.5,"bid_size":19.0,"ask":46.3,"ask_size":10.0,"iv":0.228,"open_interest":13.0,"volume":7.0,"delta":-0.2068,"gamma":0.0007,"vega":4.8898,"theta":-2.4547,"rho":-0.9156,"theo":45.89,"change":-4.33,"open":32.88,"high":42.07,"low":31.6,"tick":"up","last_trade_price":42.07,"last_trade_time":"2026-02-18T14:44:32","percent_change":-9.3319,"prev_day_close":39.7999992370606},{"option":"SPXW260313C06570000","bid":338.7,"bid_size":4.0,"ask":344.7,"ask_size":4.0,"iv":0.2271,"open_interest":2.0,"volume":0.0,"delta":0.7901,"gamma":0.0007,"vega":4.931,"theta":-2.3714,"rho":3.1995,"theo":341.7118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.58,"last_trade_time":"2026-02-17T10:29:35","percent_change":0.0,"prev_day_close":356.450012207031},{"option":"SPXW260313P06570000","bid":46.2,"bid_size":19.0,"ask":47.0,"ask_size":22.0,"iv":0.2271,"open_interest":105.0,"volume":5.0,"delta":-0.2098,"gamma":0.0007,"vega":4.931,"theta":-2.4672,"rho":-0.929,"theo":46.5902,"change":-9.4,"open":33.1,"high":37.75,"low":33.1,"tick":"no_change","last_trade_price":37.75,"last_trade_time":"2026-02-18T13:58:43","percent_change":-19.9364,"prev_day_close":40.3999996185303},{"option":"SPXW260313C06575000","bid":334.1,"bid_size":4.0,"ask":340.5,"ask_size":4.0,"iv":0.226,"open_interest":3.0,"volume":0.0,"delta":0.7871,"gamma":0.0008,"vega":4.9723,"theta":-2.3853,"rho":3.1889,"theo":337.436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":396.7,"last_trade_time":"2026-02-06T12:51:50","percent_change":0.0,"prev_day_close":352.099990844727},{"option":"SPXW260313P06575000","bid":46.9,"bid_size":19.0,"ask":47.8,"ask_size":29.0,"iv":0.2262,"open_interest":192.0,"volume":18.0,"delta":-0.2129,"gamma":0.0008,"vega":4.9723,"theta":-2.4794,"rho":-0.9427,"theo":47.3013,"change":-7.31,"open":39.68,"high":40.54,"low":33.35,"tick":"no_change","last_trade_price":40.54,"last_trade_time":"2026-02-18T15:45:58","percent_change":-15.2769,"prev_day_close":41.0},{"option":"SPXW260313C06580000","bid":329.8,"bid_size":4.0,"ask":336.2,"ask_size":4.0,"iv":0.225,"open_interest":0.0,"volume":0.0,"delta":0.7839,"gamma":0.0008,"vega":5.0139,"theta":-2.399,"rho":3.1781,"theo":333.1714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":347.550003051758},{"option":"SPXW260313P06580000","bid":47.6,"bid_size":18.0,"ask":48.5,"ask_size":21.0,"iv":0.2254,"open_interest":188.0,"volume":8.0,"delta":-0.2161,"gamma":0.0008,"vega":5.0139,"theta":-2.4916,"rho":-0.9566,"theo":48.0234,"change":-3.2,"open":43.52,"high":45.4,"low":35.75,"tick":"up","last_trade_price":45.4,"last_trade_time":"2026-02-18T14:56:41","percent_change":-6.58436,"prev_day_close":41.7000007629394},{"option":"SPXW260313C06585000","bid":325.2,"bid_size":2.0,"ask":332.7,"ask_size":2.0,"iv":0.2244,"open_interest":0.0,"volume":0.0,"delta":0.7808,"gamma":0.0008,"vega":5.0556,"theta":-2.4126,"rho":3.167,"theo":328.918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.550003051758},{"option":"SPXW260313P06585000","bid":48.4,"bid_size":8.0,"ask":49.2,"ask_size":10.0,"iv":0.2246,"open_interest":14.0,"volume":14.0,"delta":-0.2192,"gamma":0.0008,"vega":5.0556,"theta":-2.5035,"rho":-0.9709,"theo":48.7568,"change":-2.75,"open":44.72,"high":46.6,"low":44.72,"tick":"up","last_trade_price":46.6,"last_trade_time":"2026-02-18T14:58:28","percent_change":-5.57244,"prev_day_close":42.3499984741211},{"option":"SPXW260313C06590000","bid":321.3,"bid_size":4.0,"ask":327.6,"ask_size":4.0,"iv":0.2232,"open_interest":1.0,"volume":0.0,"delta":0.7775,"gamma":0.0008,"vega":5.0974,"theta":-2.4259,"rho":3.1557,"theo":324.6762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":382.62,"last_trade_time":"2026-02-04T15:46:04","percent_change":0.0,"prev_day_close":339.099990844727},{"option":"SPXW260313P06590000","bid":49.1,"bid_size":18.0,"ask":50.0,"ask_size":21.0,"iv":0.2238,"open_interest":289.0,"volume":21.0,"delta":-0.2224,"gamma":0.0008,"vega":5.0974,"theta":-2.5152,"rho":-0.9854,"theo":49.5017,"change":-5.25,"open":35.85,"high":46.4,"low":35.85,"tick":"down","last_trade_price":44.85,"last_trade_time":"2026-02-18T15:04:36","percent_change":-10.479,"prev_day_close":43.0},{"option":"SPXW260313C06595000","bid":316.7,"bid_size":2.0,"ask":324.2,"ask_size":2.0,"iv":0.2226,"open_interest":0.0,"volume":0.0,"delta":0.7743,"gamma":0.0008,"vega":5.1392,"theta":-2.4391,"rho":3.144,"theo":320.4462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":334.75},{"option":"SPXW260313P06595000","bid":49.9,"bid_size":18.0,"ask":50.7,"ask_size":10.0,"iv":0.2229,"open_interest":14.0,"volume":13.0,"delta":-0.2257,"gamma":0.0008,"vega":5.1392,"theta":-2.5268,"rho":-1.0001,"theo":50.2585,"change":-9.58,"open":38.95,"high":41.32,"low":38.77,"tick":"up","last_trade_price":41.32,"last_trade_time":"2026-02-18T14:25:08","percent_change":-18.8212,"prev_day_close":43.75},{"option":"SPXW260313C06600000","bid":312.9,"bid_size":4.0,"ask":319.2,"ask_size":4.0,"iv":0.2216,"open_interest":96.0,"volume":7.0,"delta":0.771,"gamma":0.0008,"vega":5.181,"theta":-2.4521,"rho":3.1322,"theo":316.2283,"change":24.88,"open":349.19,"high":350.69,"low":336.98,"tick":"down","last_trade_price":336.98,"last_trade_time":"2026-02-18T15:52:53","percent_change":7.9718,"prev_day_close":330.5},{"option":"SPXW260313P06600000","bid":50.7,"bid_size":8.0,"ask":51.5,"ask_size":25.0,"iv":0.2221,"open_interest":2547.0,"volume":518.0,"delta":-0.229,"gamma":0.0008,"vega":5.181,"theta":-2.5382,"rho":-1.0152,"theo":51.0273,"change":-7.2,"open":46.32,"high":48.18,"low":35.6,"tick":"up","last_trade_price":44.5,"last_trade_time":"2026-02-18T16:12:36","percent_change":-13.9265,"prev_day_close":44.3999996185303},{"option":"SPXW260313C06605000","bid":308.3,"bid_size":6.0,"ask":315.8,"ask_size":6.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.7676,"gamma":0.0008,"vega":5.2226,"theta":-2.4648,"rho":3.1201,"theo":312.0226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.199996948242},{"option":"SPXW260313P06605000","bid":51.4,"bid_size":18.0,"ask":52.3,"ask_size":10.0,"iv":0.2212,"open_interest":1.0,"volume":0.0,"delta":-0.2324,"gamma":0.0008,"vega":5.2226,"theta":-2.5493,"rho":-1.0304,"theo":51.8084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.97,"last_trade_time":"2026-02-17T15:02:25","percent_change":0.0,"prev_day_close":45.1500015258789},{"option":"SPXW260313C06610000","bid":304.6,"bid_size":4.0,"ask":310.5,"ask_size":4.0,"iv":0.2196,"open_interest":0.0,"volume":0.0,"delta":0.7642,"gamma":0.0008,"vega":5.264,"theta":-2.4774,"rho":3.1078,"theo":307.8294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":321.900009155273},{"option":"SPXW260313P06610000","bid":52.2,"bid_size":18.0,"ask":53.1,"ask_size":20.0,"iv":0.2204,"open_interest":80.0,"volume":1.0,"delta":-0.2358,"gamma":0.0008,"vega":5.264,"theta":-2.5602,"rho":-1.0458,"theo":52.6019,"change":-13.2,"open":40.15,"high":40.15,"low":40.15,"tick":"down","last_trade_price":40.15,"last_trade_time":"2026-02-18T13:31:45","percent_change":-24.7423,"prev_day_close":45.8499984741211},{"option":"SPXW260313C06615000","bid":299.9,"bid_size":6.0,"ask":307.4,"ask_size":6.0,"iv":0.2191,"open_interest":2.0,"volume":0.0,"delta":0.7608,"gamma":0.0008,"vega":5.305,"theta":-2.4897,"rho":3.0954,"theo":303.6487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":293.08,"last_trade_time":"2026-02-17T15:34:32","percent_change":0.0,"prev_day_close":317.699996948242},{"option":"SPXW260313P06615000","bid":53.1,"bid_size":8.0,"ask":53.9,"ask_size":10.0,"iv":0.2195,"open_interest":12.0,"volume":12.0,"delta":-0.2392,"gamma":0.0008,"vega":5.305,"theta":-2.5709,"rho":-1.0613,"theo":53.4081,"change":-12.78,"open":41.55,"high":41.55,"low":41.32,"tick":"no_change","last_trade_price":41.32,"last_trade_time":"2026-02-18T10:14:25","percent_change":-23.6229,"prev_day_close":46.5499992370606},{"option":"SPXW260313C06620000","bid":296.6,"bid_size":7.0,"ask":302.4,"ask_size":7.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":0.7572,"gamma":0.0008,"vega":5.3458,"theta":-2.5018,"rho":3.0828,"theo":299.4809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":313.299987792969},{"option":"SPXW260313P06620000","bid":53.9,"bid_size":8.0,"ask":54.7,"ask_size":20.0,"iv":0.2186,"open_interest":124.0,"volume":22.0,"delta":-0.2428,"gamma":0.0008,"vega":5.3458,"theta":-2.5814,"rho":-1.077,"theo":54.227,"change":-13.45,"open":51.33,"high":51.33,"low":40.27,"tick":"down","last_trade_price":41.5,"last_trade_time":"2026-02-18T13:35:15","percent_change":-24.4768,"prev_day_close":47.2999992370606},{"option":"SPXW260313C06625000","bid":292.0,"bid_size":7.0,"ask":298.2,"ask_size":7.0,"iv":0.2171,"open_interest":2.0,"volume":0.0,"delta":0.7537,"gamma":0.0008,"vega":5.3864,"theta":-2.5136,"rho":3.0701,"theo":295.3259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":287.51,"last_trade_time":"2026-02-17T15:32:11","percent_change":0.0,"prev_day_close":309.25},{"option":"SPXW260313P06625000","bid":54.7,"bid_size":18.0,"ask":55.6,"ask_size":20.0,"iv":0.2178,"open_interest":270.0,"volume":42.0,"delta":-0.2463,"gamma":0.0008,"vega":5.3864,"theta":-2.5916,"rho":-1.0929,"theo":55.0588,"change":-7.62,"open":43.02,"high":51.4,"low":38.04,"tick":"up","last_trade_price":48.18,"last_trade_time":"2026-02-18T16:12:42","percent_change":-13.6559,"prev_day_close":48.0499992370606},{"option":"SPXW260313C06630000","bid":288.0,"bid_size":7.0,"ask":294.1,"ask_size":7.0,"iv":0.2164,"open_interest":0.0,"volume":0.0,"delta":0.7501,"gamma":0.0009,"vega":5.4267,"theta":-2.5252,"rho":3.0573,"theo":291.184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":305.199996948242},{"option":"SPXW260313P06630000","bid":55.6,"bid_size":8.0,"ask":56.4,"ask_size":20.0,"iv":0.2168,"open_interest":302.0,"volume":14.0,"delta":-0.2499,"gamma":0.0009,"vega":5.4267,"theta":-2.6016,"rho":-1.1089,"theo":55.9036,"change":-11.15,"open":43.09,"high":45.55,"low":42.5,"tick":"up","last_trade_price":45.55,"last_trade_time":"2026-02-18T15:57:12","percent_change":-19.6649,"prev_day_close":48.7999992370606},{"option":"SPXW260313C06635000","bid":283.4,"bid_size":6.0,"ask":290.9,"ask_size":6.0,"iv":0.2158,"open_interest":0.0,"volume":0.0,"delta":0.7464,"gamma":0.0009,"vega":5.4668,"theta":-2.5366,"rho":3.0442,"theo":287.0552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":300.75},{"option":"SPXW260313P06635000","bid":56.4,"bid_size":17.0,"ask":57.3,"ask_size":9.0,"iv":0.2159,"open_interest":4.0,"volume":5.0,"delta":-0.2536,"gamma":0.0009,"vega":5.4668,"theta":-2.6113,"rho":-1.1251,"theo":56.7616,"change":-13.36,"open":42.92,"high":44.24,"low":42.92,"tick":"up","last_trade_price":44.24,"last_trade_time":"2026-02-18T13:41:52","percent_change":-23.1944,"prev_day_close":49.5499992370606},{"option":"SPXW260313C06640000","bid":279.7,"bid_size":7.0,"ask":285.8,"ask_size":7.0,"iv":0.2145,"open_interest":2.0,"volume":0.0,"delta":0.7427,"gamma":0.0009,"vega":5.5068,"theta":-2.5477,"rho":3.031,"theo":282.9398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":287.66,"last_trade_time":"2026-02-13T14:44:35","percent_change":0.0,"prev_day_close":296.399993896484},{"option":"SPXW260313P06640000","bid":57.3,"bid_size":8.0,"ask":58.2,"ask_size":18.0,"iv":0.215,"open_interest":73.0,"volume":11.0,"delta":-0.2573,"gamma":0.0009,"vega":5.5068,"theta":-2.6208,"rho":-1.1414,"theo":57.6329,"change":-11.45,"open":40.6,"high":47.05,"low":40.6,"tick":"up","last_trade_price":47.05,"last_trade_time":"2026-02-18T15:57:12","percent_change":-19.5726,"prev_day_close":50.3499984741211},{"option":"SPXW260313C06645000","bid":275.2,"bid_size":6.0,"ask":282.7,"ask_size":6.0,"iv":0.214,"open_interest":0.0,"volume":0.0,"delta":0.7389,"gamma":0.0009,"vega":5.5468,"theta":-2.5585,"rho":3.0176,"theo":278.838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.350006103516},{"option":"SPXW260313P06645000","bid":58.2,"bid_size":8.0,"ask":59.0,"ask_size":9.0,"iv":0.2141,"open_interest":6.0,"volume":6.0,"delta":-0.261,"gamma":0.0009,"vega":5.5468,"theta":-2.63,"rho":-1.158,"theo":58.5179,"change":-5.3,"open":54.1,"high":54.1,"low":54.1,"tick":"down","last_trade_price":54.1,"last_trade_time":"2026-02-18T14:54:45","percent_change":-8.92256,"prev_day_close":51.1500015258789},{"option":"SPXW260313C06650000","bid":271.6,"bid_size":7.0,"ask":277.6,"ask_size":7.0,"iv":0.2128,"open_interest":127.0,"volume":30.0,"delta":0.7351,"gamma":0.0009,"vega":5.5867,"theta":-2.569,"rho":3.0038,"theo":274.75,"change":12.48,"open":307.16,"high":307.16,"low":277.36,"tick":"up","last_trade_price":283.08,"last_trade_time":"2026-02-18T15:31:54","percent_change":4.61197,"prev_day_close":288.300003051758},{"option":"SPXW260313P06650000","bid":59.1,"bid_size":8.0,"ask":59.9,"ask_size":22.0,"iv":0.2132,"open_interest":2106.0,"volume":137.0,"delta":-0.2649,"gamma":0.0009,"vega":5.5867,"theta":-2.6389,"rho":-1.1749,"theo":59.4167,"change":-8.29,"open":45.04,"high":57.37,"low":41.9,"tick":"down","last_trade_price":52.06,"last_trade_time":"2026-02-18T16:12:42","percent_change":-13.7365,"prev_day_close":51.9500007629394},{"option":"SPXW260313C06655000","bid":267.0,"bid_size":6.0,"ask":274.5,"ask_size":6.0,"iv":0.2121,"open_interest":0.0,"volume":0.0,"delta":0.7312,"gamma":0.0009,"vega":5.6267,"theta":-2.5792,"rho":2.9897,"theo":270.6762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":284.149993896484},{"option":"SPXW260313P06655000","bid":60.0,"bid_size":8.0,"ask":60.9,"ask_size":9.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":-0.2687,"gamma":0.0009,"vega":5.6267,"theta":-2.6475,"rho":-1.1921,"theo":60.3296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":52.8499984741211},{"option":"SPXW260313C06660000","bid":263.5,"bid_size":7.0,"ask":269.4,"ask_size":7.0,"iv":0.211,"open_interest":0.0,"volume":0.0,"delta":0.7273,"gamma":0.0009,"vega":5.6667,"theta":-2.5892,"rho":2.9753,"theo":266.6169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":279.949996948242},{"option":"SPXW260313P06660000","bid":60.9,"bid_size":17.0,"ask":61.8,"ask_size":18.0,"iv":0.2114,"open_interest":111.0,"volume":11.0,"delta":-0.2727,"gamma":0.0009,"vega":5.6667,"theta":-2.6558,"rho":-1.2097,"theo":61.257,"change":8.67,"open":47.7,"high":47.7,"low":47.7,"tick":"down","last_trade_price":47.7,"last_trade_time":"2026-02-18T13:34:37","percent_change":16.1603,"prev_day_close":53.6500015258789},{"option":"SPXW260313C06665000","bid":258.8,"bid_size":6.0,"ask":266.5,"ask_size":6.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7234,"gamma":0.0009,"vega":5.7066,"theta":-2.5988,"rho":2.9606,"theo":262.5723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":275.75},{"option":"SPXW260313P06665000","bid":61.9,"bid_size":8.0,"ask":62.7,"ask_size":9.0,"iv":0.2106,"open_interest":15.0,"volume":19.0,"delta":-0.2766,"gamma":0.0009,"vega":5.7066,"theta":-2.6638,"rho":-1.2276,"theo":62.1993,"change":-18.9,"open":46.1,"high":46.1,"low":44.3,"tick":"down","last_trade_price":44.3,"last_trade_time":"2026-02-18T13:06:31","percent_change":-29.9051,"prev_day_close":54.5499992370606},{"option":"SPXW260313C06670000","bid":255.5,"bid_size":7.0,"ask":261.3,"ask_size":7.0,"iv":0.2092,"open_interest":19.0,"volume":0.0,"delta":0.7193,"gamma":0.0009,"vega":5.7463,"theta":-2.608,"rho":2.9454,"theo":258.543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":266.9,"last_trade_time":"2026-02-13T11:06:33","percent_change":0.0,"prev_day_close":271.449996948242},{"option":"SPXW260313P06670000","bid":62.8,"bid_size":16.0,"ask":63.7,"ask_size":17.0,"iv":0.2097,"open_interest":111.0,"volume":24.0,"delta":-0.2807,"gamma":0.0009,"vega":5.7463,"theta":-2.6715,"rho":-1.2458,"theo":63.1567,"change":-4.33,"open":60.37,"high":60.37,"low":48.52,"tick":"no_change","last_trade_price":59.87,"last_trade_time":"2026-02-18T15:24:40","percent_change":-6.74455,"prev_day_close":55.3499984741211},{"option":"SPXW260313C06675000","bid":251.5,"bid_size":7.0,"ask":256.9,"ask_size":7.0,"iv":0.208,"open_interest":6.0,"volume":1.0,"delta":0.7152,"gamma":0.001,"vega":5.7859,"theta":-2.617,"rho":2.93,"theo":254.5292,"change":35.11,"open":285.71,"high":285.71,"low":285.71,"tick":"up","last_trade_price":285.71,"last_trade_time":"2026-02-18T11:13:40","percent_change":14.0104,"prev_day_close":267.5},{"option":"SPXW260313P06675000","bid":63.8,"bid_size":7.0,"ask":64.7,"ask_size":17.0,"iv":0.2088,"open_interest":161.0,"volume":40.0,"delta":-0.2848,"gamma":0.001,"vega":5.7859,"theta":-2.6788,"rho":-1.2644,"theo":64.1296,"change":-11.6,"open":61.43,"high":62.1,"low":46.76,"tick":"down","last_trade_price":53.6,"last_trade_time":"2026-02-18T15:52:50","percent_change":-17.7914,"prev_day_close":56.25},{"option":"SPXW260313C06680000","bid":247.5,"bid_size":7.0,"ask":253.0,"ask_size":7.0,"iv":0.2072,"open_interest":1.0,"volume":0.0,"delta":0.711,"gamma":0.001,"vega":5.825,"theta":-2.6256,"rho":2.9143,"theo":250.5312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":346.45,"last_trade_time":"2026-01-29T15:25:47","percent_change":0.0,"prev_day_close":263.5},{"option":"SPXW260313P06680000","bid":64.8,"bid_size":7.0,"ask":65.7,"ask_size":17.0,"iv":0.2079,"open_interest":116.0,"volume":5.0,"delta":-0.2889,"gamma":0.001,"vega":5.825,"theta":-2.6858,"rho":-1.2833,"theo":65.1184,"change":-7.19,"open":49.72,"high":59.01,"low":49.72,"tick":"up","last_trade_price":59.01,"last_trade_time":"2026-02-18T15:35:02","percent_change":-10.861,"prev_day_close":57.1500015258789},{"option":"SPXW260313C06685000","bid":242.8,"bid_size":6.0,"ask":250.5,"ask_size":6.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.7068,"gamma":0.001,"vega":5.8637,"theta":-2.6338,"rho":2.8983,"theo":246.5493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":259.350006103516},{"option":"SPXW260313P06685000","bid":65.8,"bid_size":7.0,"ask":66.7,"ask_size":9.0,"iv":0.2069,"open_interest":1.0,"volume":0.0,"delta":-0.2932,"gamma":0.001,"vega":5.8637,"theta":-2.6923,"rho":-1.3024,"theo":66.1233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":74.62,"last_trade_time":"2026-02-17T12:33:20","percent_change":0.0,"prev_day_close":58.0499992370606},{"option":"SPXW260313C06690000","bid":239.5,"bid_size":7.0,"ask":245.3,"ask_size":7.0,"iv":0.2055,"open_interest":3.0,"volume":0.0,"delta":0.7026,"gamma":0.001,"vega":5.9019,"theta":-2.6416,"rho":2.8821,"theo":242.5837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.26,"last_trade_time":"2026-02-17T15:24:57","percent_change":0.0,"prev_day_close":255.349998474121},{"option":"SPXW260313P06690000","bid":66.8,"bid_size":7.0,"ask":67.7,"ask_size":17.0,"iv":0.206,"open_interest":118.0,"volume":35.0,"delta":-0.2974,"gamma":0.001,"vega":5.9019,"theta":-2.6986,"rho":-1.3217,"theo":67.1444,"change":-13.4,"open":51.42,"high":54.9,"low":47.8,"tick":"up","last_trade_price":54.9,"last_trade_time":"2026-02-18T15:54:40","percent_change":-19.6193,"prev_day_close":58.9500007629394},{"option":"SPXW260313C06695000","bid":235.0,"bid_size":6.0,"ask":242.5,"ask_size":6.0,"iv":0.2049,"open_interest":0.0,"volume":0.0,"delta":0.6982,"gamma":0.001,"vega":5.9395,"theta":-2.6491,"rho":2.8657,"theo":238.6346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.25},{"option":"SPXW260313P06695000","bid":67.8,"bid_size":15.0,"ask":68.7,"ask_size":8.0,"iv":0.2051,"open_interest":3.0,"volume":3.0,"delta":-0.3018,"gamma":0.001,"vega":5.9395,"theta":-2.7044,"rho":-1.3412,"theo":68.1821,"change":-18.07,"open":51.33,"high":51.33,"low":51.33,"tick":"down","last_trade_price":51.33,"last_trade_time":"2026-02-18T11:50:16","percent_change":-26.0375,"prev_day_close":59.9500007629394},{"option":"SPXW260313C06700000","bid":232.0,"bid_size":7.0,"ask":237.0,"ask_size":7.0,"iv":0.2036,"open_interest":83.0,"volume":4.0,"delta":0.6938,"gamma":0.001,"vega":5.9764,"theta":-2.6562,"rho":2.8492,"theo":234.7022,"change":22.86,"open":255.76,"high":255.76,"low":253.41,"tick":"down","last_trade_price":253.41,"last_trade_time":"2026-02-18T15:52:53","percent_change":9.91542,"prev_day_close":247.25},{"option":"SPXW260313P06700000","bid":68.9,"bid_size":7.0,"ask":69.8,"ask_size":20.0,"iv":0.2042,"open_interest":1174.0,"volume":250.0,"delta":-0.3062,"gamma":0.001,"vega":5.9764,"theta":-2.7099,"rho":-1.3609,"theo":69.2365,"change":-12.86,"open":63.07,"high":63.07,"low":50.94,"tick":"up","last_trade_price":57.59,"last_trade_time":"2026-02-18T14:26:10","percent_change":-18.2541,"prev_day_close":60.8499984741211},{"option":"SPXW260313C06705000","bid":230.4,"bid_size":1.0,"ask":231.5,"ask_size":1.0,"iv":0.2032,"open_interest":0.0,"volume":0.0,"delta":0.6894,"gamma":0.001,"vega":6.0128,"theta":-2.6629,"rho":2.8326,"theo":230.7866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":242.549995422363},{"option":"SPXW260313P06705000","bid":70.0,"bid_size":7.0,"ask":70.8,"ask_size":8.0,"iv":0.2032,"open_interest":12.0,"volume":1.0,"delta":-0.3106,"gamma":0.001,"vega":6.0128,"theta":-2.715,"rho":-1.3807,"theo":70.3077,"change":-16.65,"open":54.9,"high":54.9,"low":54.9,"tick":"down","last_trade_price":54.9,"last_trade_time":"2026-02-18T10:06:55","percent_change":-23.2704,"prev_day_close":61.8499984741211},{"option":"SPXW260313C06710000","bid":226.5,"bid_size":1.0,"ask":228.0,"ask_size":1.0,"iv":0.2023,"open_interest":12.0,"volume":0.0,"delta":0.6849,"gamma":0.001,"vega":6.0488,"theta":-2.6691,"rho":2.8157,"theo":226.8881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":324.87,"last_trade_time":"2026-01-26T09:47:29","percent_change":0.0,"prev_day_close":239.200004577637},{"option":"SPXW260313P06710000","bid":71.0,"bid_size":15.0,"ask":71.9,"ask_size":16.0,"iv":0.2023,"open_interest":103.0,"volume":7.0,"delta":-0.3151,"gamma":0.001,"vega":6.0488,"theta":-2.7196,"rho":-1.4007,"theo":71.3959,"change":-17.26,"open":67.78,"high":67.78,"low":55.44,"tick":"no_change","last_trade_price":55.44,"last_trade_time":"2026-02-18T10:24:07","percent_change":-23.7414,"prev_day_close":62.8499984741211},{"option":"SPXW260313C06715000","bid":222.6,"bid_size":1.0,"ask":223.7,"ask_size":1.0,"iv":0.2013,"open_interest":0.0,"volume":0.0,"delta":0.6803,"gamma":0.001,"vega":6.0842,"theta":-2.675,"rho":2.7986,"theo":223.0068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":235.449996948242},{"option":"SPXW260313P06715000","bid":72.1,"bid_size":7.0,"ask":73.0,"ask_size":8.0,"iv":0.2013,"open_interest":35.0,"volume":0.0,"delta":-0.3197,"gamma":0.001,"vega":6.0842,"theta":-2.7238,"rho":-1.4209,"theo":72.5013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":74.72,"last_trade_time":"2026-02-17T13:34:48","percent_change":0.0,"prev_day_close":63.8499984741211},{"option":"SPXW260313C06720000","bid":218.6,"bid_size":1.0,"ask":219.9,"ask_size":1.0,"iv":0.2004,"open_interest":3.0,"volume":0.0,"delta":0.6756,"gamma":0.001,"vega":6.1192,"theta":-2.6804,"rho":2.7812,"theo":219.143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.5,"last_trade_time":"2026-02-12T14:47:04","percent_change":0.0,"prev_day_close":231.050003051758},{"option":"SPXW260313P06720000","bid":73.3,"bid_size":7.0,"ask":74.1,"ask_size":15.0,"iv":0.2004,"open_interest":77.0,"volume":6.0,"delta":-0.3244,"gamma":0.001,"vega":6.1192,"theta":-2.7276,"rho":-1.4415,"theo":73.6243,"change":-4.92,"open":58.95,"high":70.08,"low":54.78,"tick":"up","last_trade_price":70.08,"last_trade_time":"2026-02-18T15:27:37","percent_change":-6.56,"prev_day_close":64.8499984741211},{"option":"SPXW260313C06725000","bid":214.9,"bid_size":1.0,"ask":216.0,"ask_size":1.0,"iv":0.1994,"open_interest":31.0,"volume":0.0,"delta":0.6709,"gamma":0.0011,"vega":6.1539,"theta":-2.6854,"rho":2.7634,"theo":215.2971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":288.35,"last_trade_time":"2026-01-23T13:42:57","percent_change":0.0,"prev_day_close":226.949996948242},{"option":"SPXW260313P06725000","bid":74.4,"bid_size":7.0,"ask":75.3,"ask_size":15.0,"iv":0.1995,"open_interest":382.0,"volume":48.0,"delta":-0.3291,"gamma":0.0011,"vega":6.1539,"theta":-2.731,"rho":-1.4624,"theo":74.7651,"change":-5.04,"open":61.48,"high":71.22,"low":53.86,"tick":"down","last_trade_price":71.11,"last_trade_time":"2026-02-18T15:28:41","percent_change":-6.61852,"prev_day_close":65.8999977111816},{"option":"SPXW260313C06730000","bid":211.0,"bid_size":1.0,"ask":212.2,"ask_size":1.0,"iv":0.1985,"open_interest":13.0,"volume":2.0,"delta":0.6661,"gamma":0.0011,"vega":6.1883,"theta":-2.6899,"rho":2.7452,"theo":211.4694,"change":29.63,"open":237.08,"high":237.08,"low":237.08,"tick":"up","last_trade_price":237.08,"last_trade_time":"2026-02-18T13:26:55","percent_change":14.283,"prev_day_close":222.950004577637},{"option":"SPXW260313P06730000","bid":75.6,"bid_size":6.0,"ask":76.4,"ask_size":15.0,"iv":0.1985,"open_interest":204.0,"volume":27.0,"delta":-0.3338,"gamma":0.0011,"vega":6.1883,"theta":-2.7339,"rho":-1.4837,"theo":75.9242,"change":-17.85,"open":61.13,"high":61.13,"low":55.87,"tick":"up","last_trade_price":59.5,"last_trade_time":"2026-02-18T13:32:59","percent_change":-23.0769,"prev_day_close":66.9499969482422},{"option":"SPXW260313C06735000","bid":207.2,"bid_size":1.0,"ask":208.3,"ask_size":1.0,"iv":0.1976,"open_interest":0.0,"volume":0.0,"delta":0.6613,"gamma":0.0011,"vega":6.2222,"theta":-2.6939,"rho":2.7266,"theo":207.6605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":219.0},{"option":"SPXW260313P06735000","bid":76.7,"bid_size":6.0,"ask":77.6,"ask_size":8.0,"iv":0.1976,"open_interest":70.0,"volume":15.0,"delta":-0.3387,"gamma":0.0011,"vega":6.2222,"theta":-2.7363,"rho":-1.5055,"theo":77.1021,"change":-16.47,"open":62.13,"high":62.13,"low":62.13,"tick":"no_change","last_trade_price":62.13,"last_trade_time":"2026-02-18T10:12:53","percent_change":-20.9542,"prev_day_close":68.0},{"option":"SPXW260313C06740000","bid":203.3,"bid_size":1.0,"ask":204.5,"ask_size":1.0,"iv":0.1966,"open_interest":3.0,"volume":0.0,"delta":0.6564,"gamma":0.0011,"vega":6.2557,"theta":-2.6974,"rho":2.7075,"theo":203.8707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.45,"last_trade_time":"2026-02-17T11:50:29","percent_change":0.0,"prev_day_close":215.099998474121},{"option":"SPXW260313P06740000","bid":77.9,"bid_size":6.0,"ask":78.8,"ask_size":15.0,"iv":0.1967,"open_interest":120.0,"volume":15.0,"delta":-0.3436,"gamma":0.0011,"vega":6.2557,"theta":-2.7382,"rho":-1.5277,"theo":78.299,"change":-11.15,"open":60.1,"high":74.22,"low":56.87,"tick":"up","last_trade_price":68.65,"last_trade_time":"2026-02-18T16:06:11","percent_change":-13.9724,"prev_day_close":69.1000022888184},{"option":"SPXW260313C06745000","bid":199.7,"bid_size":2.0,"ask":200.8,"ask_size":2.0,"iv":0.1955,"open_interest":5.0,"volume":0.0,"delta":0.6514,"gamma":0.0011,"vega":6.2885,"theta":-2.7004,"rho":2.6881,"theo":200.1005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.4,"last_trade_time":"2026-02-17T12:22:55","percent_change":0.0,"prev_day_close":211.199996948242},{"option":"SPXW260313P06745000","bid":79.1,"bid_size":6.0,"ask":80.0,"ask_size":7.0,"iv":0.1958,"open_interest":46.0,"volume":1.0,"delta":-0.3486,"gamma":0.0011,"vega":6.2885,"theta":-2.7396,"rho":-1.5503,"theo":79.5156,"change":-15.08,"open":65.97,"high":65.97,"low":65.97,"tick":"down","last_trade_price":65.97,"last_trade_time":"2026-02-18T14:09:40","percent_change":-18.6058,"prev_day_close":70.1500015258789},{"option":"SPXW260313C06750000","bid":195.9,"bid_size":7.0,"ask":197.0,"ask_size":5.0,"iv":0.1947,"open_interest":51.0,"volume":0.0,"delta":0.6464,"gamma":0.0011,"vega":6.3207,"theta":-2.7029,"rho":2.6683,"theo":196.3503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":204.47,"last_trade_time":"2026-02-17T13:55:41","percent_change":0.0,"prev_day_close":207.400001525879},{"option":"SPXW260313P06750000","bid":80.3,"bid_size":6.0,"ask":81.2,"ask_size":14.0,"iv":0.1946,"open_interest":780.0,"volume":446.0,"delta":-0.3536,"gamma":0.0011,"vega":6.3207,"theta":-2.7404,"rho":-1.5733,"theo":80.7522,"change":-13.42,"open":71.65,"high":77.57,"low":58.55,"tick":"down","last_trade_price":68.88,"last_trade_time":"2026-02-18T15:47:16","percent_change":-16.3062,"prev_day_close":71.2999992370606},{"option":"SPXW260313C06755000","bid":192.2,"bid_size":5.0,"ask":193.3,"ask_size":2.0,"iv":0.1937,"open_interest":0.0,"volume":0.0,"delta":0.6412,"gamma":0.0011,"vega":6.352,"theta":-2.7048,"rho":2.6481,"theo":192.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.5},{"option":"SPXW260313P06755000","bid":81.6,"bid_size":6.0,"ask":82.5,"ask_size":7.0,"iv":0.1936,"open_interest":77.0,"volume":2.0,"delta":-0.3587,"gamma":0.0011,"vega":6.352,"theta":-2.7407,"rho":-1.5965,"theo":82.0091,"change":-24.77,"open":63.57,"high":63.57,"low":58.88,"tick":"down","last_trade_price":58.88,"last_trade_time":"2026-02-18T13:01:28","percent_change":-29.6115,"prev_day_close":72.4499969482422},{"option":"SPXW260313C06760000","bid":188.5,"bid_size":5.0,"ask":189.5,"ask_size":2.0,"iv":0.1928,"open_interest":9.0,"volume":0.0,"delta":0.6361,"gamma":0.0011,"vega":6.3823,"theta":-2.7062,"rho":2.6278,"theo":188.9112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":190.61,"last_trade_time":"2026-02-17T13:43:30","percent_change":0.0,"prev_day_close":199.699996948242},{"option":"SPXW260313P06760000","bid":82.9,"bid_size":6.0,"ask":83.7,"ask_size":13.0,"iv":0.1926,"open_interest":107.0,"volume":27.0,"delta":-0.3639,"gamma":0.0011,"vega":6.3823,"theta":-2.7405,"rho":-1.62,"theo":83.2865,"change":-11.97,"open":74.0,"high":80.01,"low":59.88,"tick":"down","last_trade_price":72.98,"last_trade_time":"2026-02-18T15:43:38","percent_change":-14.0906,"prev_day_close":73.6000022888184},{"option":"SPXW260313C06765000","bid":184.8,"bid_size":5.0,"ask":185.8,"ask_size":2.0,"iv":0.1918,"open_interest":3.0,"volume":0.0,"delta":0.6308,"gamma":0.0012,"vega":6.4117,"theta":-2.707,"rho":2.6073,"theo":185.2226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.06,"last_trade_time":"2026-02-17T12:29:50","percent_change":0.0,"prev_day_close":195.849998474121},{"option":"SPXW260313P06765000","bid":84.1,"bid_size":6.0,"ask":85.0,"ask_size":7.0,"iv":0.1917,"open_interest":33.0,"volume":23.0,"delta":-0.3692,"gamma":0.0012,"vega":6.4117,"theta":-2.7397,"rho":-1.6436,"theo":84.5848,"change":-20.05,"open":63.8,"high":66.2,"low":63.8,"tick":"no_change","last_trade_price":66.2,"last_trade_time":"2026-02-18T13:39:52","percent_change":-23.2464,"prev_day_close":74.7999992370606},{"option":"SPXW260313C06770000","bid":181.1,"bid_size":5.0,"ask":182.2,"ask_size":6.0,"iv":0.1908,"open_interest":21.0,"volume":0.0,"delta":0.6255,"gamma":0.0012,"vega":6.4401,"theta":-2.7072,"rho":2.5867,"theo":181.5551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.79,"last_trade_time":"2026-02-17T10:55:05","percent_change":0.0,"prev_day_close":192.049995422363},{"option":"SPXW260313P06770000","bid":85.4,"bid_size":6.0,"ask":86.3,"ask_size":13.0,"iv":0.1907,"open_interest":199.0,"volume":31.0,"delta":-0.3745,"gamma":0.0012,"vega":6.4401,"theta":-2.7383,"rho":-1.6674,"theo":85.904,"change":11.22,"open":72.82,"high":83.0,"low":66.62,"tick":"down","last_trade_price":81.47,"last_trade_time":"2026-02-18T15:29:38","percent_change":14.7632,"prev_day_close":76.0},{"option":"SPXW260313C06775000","bid":177.5,"bid_size":5.0,"ask":178.5,"ask_size":6.0,"iv":0.1898,"open_interest":37.0,"volume":0.0,"delta":0.6201,"gamma":0.0012,"vega":6.4675,"theta":-2.7069,"rho":2.5658,"theo":177.9087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.76,"last_trade_time":"2026-02-17T15:16:53","percent_change":0.0,"prev_day_close":188.300003051758},{"option":"SPXW260313P06775000","bid":86.8,"bid_size":6.0,"ask":87.7,"ask_size":13.0,"iv":0.1899,"open_interest":428.0,"volume":38.0,"delta":-0.3799,"gamma":0.0012,"vega":6.4675,"theta":-2.7363,"rho":-1.6914,"theo":87.2443,"change":-14.91,"open":84.0,"high":84.0,"low":65.07,"tick":"down","last_trade_price":74.14,"last_trade_time":"2026-02-18T15:47:49","percent_change":-16.7434,"prev_day_close":77.2000007629394},{"option":"SPXW260313C06780000","bid":173.8,"bid_size":5.0,"ask":174.9,"ask_size":6.0,"iv":0.1888,"open_interest":29.0,"volume":3.0,"delta":0.6146,"gamma":0.0012,"vega":6.4939,"theta":-2.7059,"rho":2.5447,"theo":174.2836,"change":8.83,"open":180.46,"high":180.46,"low":179.53,"tick":"down","last_trade_price":179.53,"last_trade_time":"2026-02-18T15:32:52","percent_change":5.17282,"prev_day_close":184.599998474121},{"option":"SPXW260313P06780000","bid":88.1,"bid_size":6.0,"ask":89.0,"ask_size":12.0,"iv":0.1887,"open_interest":224.0,"volume":38.0,"delta":-0.3854,"gamma":0.0012,"vega":6.4939,"theta":-2.7338,"rho":-1.7156,"theo":88.606,"change":-17.2,"open":70.43,"high":73.25,"low":65.31,"tick":"up","last_trade_price":73.25,"last_trade_time":"2026-02-18T13:54:42","percent_change":-19.016,"prev_day_close":78.3999977111816},{"option":"SPXW260313C06785000","bid":170.2,"bid_size":5.0,"ask":171.3,"ask_size":2.0,"iv":0.1878,"open_interest":16.0,"volume":0.0,"delta":0.6091,"gamma":0.0012,"vega":6.5195,"theta":-2.7044,"rho":2.5233,"theo":170.6802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.2,"last_trade_time":"2026-02-17T10:50:54","percent_change":0.0,"prev_day_close":180.800003051758},{"option":"SPXW260313P06785000","bid":89.5,"bid_size":6.0,"ask":90.4,"ask_size":6.0,"iv":0.1877,"open_interest":71.0,"volume":22.0,"delta":-0.3909,"gamma":0.0012,"vega":6.5195,"theta":-2.7306,"rho":-1.7402,"theo":89.9894,"change":-16.9,"open":69.33,"high":75.0,"low":68.2,"tick":"up","last_trade_price":75.0,"last_trade_time":"2026-02-18T14:12:46","percent_change":-18.3896,"prev_day_close":79.7000007629394},{"option":"SPXW260313C06790000","bid":166.7,"bid_size":5.0,"ask":167.7,"ask_size":6.0,"iv":0.1868,"open_interest":18.0,"volume":2.0,"delta":0.6034,"gamma":0.0012,"vega":6.5441,"theta":-2.7022,"rho":2.5015,"theo":167.099,"change":6.74,"open":192.28,"high":192.28,"low":170.44,"tick":"down","last_trade_price":170.44,"last_trade_time":"2026-02-18T15:19:37","percent_change":4.11728,"prev_day_close":177.099998474121},{"option":"SPXW260313P06790000","bid":90.9,"bid_size":6.0,"ask":91.8,"ask_size":12.0,"iv":0.1867,"open_interest":100.0,"volume":12.0,"delta":-0.3966,"gamma":0.0012,"vega":6.5441,"theta":-2.7267,"rho":-1.7652,"theo":91.3949,"change":-17.75,"open":83.31,"high":83.31,"low":71.3,"tick":"up","last_trade_price":75.65,"last_trade_time":"2026-02-18T13:54:42","percent_change":-19.0043,"prev_day_close":81.0},{"option":"SPXW260313C06795000","bid":163.0,"bid_size":8.0,"ask":164.0,"ask_size":2.0,"iv":0.1857,"open_interest":11.0,"volume":0.0,"delta":0.5978,"gamma":0.0012,"vega":6.5679,"theta":-2.6993,"rho":2.4791,"theo":163.5403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.0,"last_trade_time":"2026-02-17T15:54:38","percent_change":0.0,"prev_day_close":173.400001525879},{"option":"SPXW260313P06795000","bid":92.3,"bid_size":5.0,"ask":93.2,"ask_size":6.0,"iv":0.1857,"open_interest":30.0,"volume":21.0,"delta":-0.4022,"gamma":0.0012,"vega":6.5679,"theta":-2.7223,"rho":-1.7906,"theo":92.823,"change":-21.85,"open":72.47,"high":73.0,"low":70.1,"tick":"up","last_trade_price":73.0,"last_trade_time":"2026-02-18T13:40:02","percent_change":-23.0364,"prev_day_close":82.2999992370606},{"option":"SPXW260313C06800000","bid":159.5,"bid_size":6.0,"ask":160.5,"ask_size":2.0,"iv":0.1848,"open_interest":305.0,"volume":13.0,"delta":0.592,"gamma":0.0012,"vega":6.5907,"theta":-2.6958,"rho":2.4563,"theo":160.0048,"change":19.19,"open":164.0,"high":185.73,"low":162.66,"tick":"up","last_trade_price":175.84,"last_trade_time":"2026-02-18T15:52:53","percent_change":12.2502,"prev_day_close":169.849998474121},{"option":"SPXW260313P06800000","bid":93.7,"bid_size":5.0,"ask":94.6,"ask_size":10.0,"iv":0.1847,"open_interest":1245.0,"volume":278.0,"delta":-0.408,"gamma":0.0012,"vega":6.5907,"theta":-2.7171,"rho":-1.8166,"theo":94.2743,"change":-4.9,"open":83.8,"high":91.5,"low":69.28,"tick":"up","last_trade_price":91.5,"last_trade_time":"2026-02-18T15:16:43","percent_change":-5.08299,"prev_day_close":83.6000022888184},{"option":"SPXW260313C06805000","bid":156.0,"bid_size":6.0,"ask":157.0,"ask_size":2.0,"iv":0.1837,"open_interest":6.0,"volume":1.0,"delta":0.5861,"gamma":0.0012,"vega":6.6125,"theta":-2.6916,"rho":2.4329,"theo":156.493,"change":18.87,"open":172.12,"high":172.12,"low":172.12,"tick":"up","last_trade_price":172.12,"last_trade_time":"2026-02-18T14:09:59","percent_change":12.3132,"prev_day_close":166.150001525879},{"option":"SPXW260313P06805000","bid":95.2,"bid_size":5.0,"ask":96.1,"ask_size":6.0,"iv":0.1836,"open_interest":66.0,"volume":0.0,"delta":-0.4139,"gamma":0.0012,"vega":6.6125,"theta":-2.7113,"rho":-1.8432,"theo":95.7493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.8,"last_trade_time":"2026-02-17T15:55:50","percent_change":0.0,"prev_day_close":84.9500007629394},{"option":"SPXW260313C06810000","bid":152.5,"bid_size":6.0,"ask":153.5,"ask_size":2.0,"iv":0.1827,"open_interest":22.0,"volume":2.0,"delta":0.5802,"gamma":0.0013,"vega":6.6331,"theta":-2.6866,"rho":2.4091,"theo":153.0056,"change":28.43,"open":172.24,"high":178.18,"low":172.24,"tick":"up","last_trade_price":178.18,"last_trade_time":"2026-02-18T11:05:07","percent_change":18.985,"prev_day_close":162.5},{"option":"SPXW260313P06810000","bid":96.7,"bid_size":5.0,"ask":97.6,"ask_size":11.0,"iv":0.1826,"open_interest":804.0,"volume":13.0,"delta":-0.4198,"gamma":0.0013,"vega":6.6331,"theta":-2.7047,"rho":-1.8701,"theo":97.2486,"change":-8.15,"open":76.48,"high":91.3,"low":70.55,"tick":"up","last_trade_price":91.3,"last_trade_time":"2026-02-18T14:55:53","percent_change":-8.19507,"prev_day_close":86.2999992370606},{"option":"SPXW260313C06815000","bid":149.0,"bid_size":6.0,"ask":150.0,"ask_size":2.0,"iv":0.1817,"open_interest":14.0,"volume":0.0,"delta":0.5742,"gamma":0.0013,"vega":6.6525,"theta":-2.681,"rho":2.3849,"theo":149.543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.7,"last_trade_time":"2026-02-17T10:51:51","percent_change":0.0,"prev_day_close":158.950004577637},{"option":"SPXW260313P06815000","bid":98.2,"bid_size":5.0,"ask":99.1,"ask_size":6.0,"iv":0.1816,"open_interest":60.0,"volume":10.0,"delta":-0.4258,"gamma":0.0013,"vega":6.6525,"theta":-2.6974,"rho":-1.8975,"theo":98.7727,"change":-22.95,"open":78.0,"high":78.0,"low":75.3,"tick":"up","last_trade_price":78.0,"last_trade_time":"2026-02-18T13:39:52","percent_change":-22.734,"prev_day_close":87.7000007629394},{"option":"SPXW260313C06820000","bid":145.5,"bid_size":8.0,"ask":146.6,"ask_size":2.0,"iv":0.1807,"open_interest":73.0,"volume":8.0,"delta":0.5681,"gamma":0.0013,"vega":6.6705,"theta":-2.6746,"rho":2.3604,"theo":146.1055,"change":11.6,"open":166.6,"high":166.6,"low":154.55,"tick":"down","last_trade_price":154.55,"last_trade_time":"2026-02-18T14:52:16","percent_change":8.11472,"prev_day_close":155.400001525879},{"option":"SPXW260313P06820000","bid":99.7,"bid_size":5.0,"ask":100.7,"ask_size":11.0,"iv":0.1807,"open_interest":113.0,"volume":40.0,"delta":-0.4319,"gamma":0.0013,"vega":6.6705,"theta":-2.6894,"rho":-1.9251,"theo":100.322,"change":-6.16,"open":95.58,"high":96.49,"low":77.4,"tick":"no_change","last_trade_price":96.49,"last_trade_time":"2026-02-18T15:13:40","percent_change":-6.00098,"prev_day_close":89.1500015258789},{"option":"SPXW260313C06825000","bid":142.1,"bid_size":8.0,"ask":143.2,"ask_size":2.0,"iv":0.1797,"open_interest":34.0,"volume":5.0,"delta":0.562,"gamma":0.0013,"vega":6.687,"theta":-2.6674,"rho":2.3358,"theo":142.6935,"change":10.59,"open":150.29,"high":150.29,"low":150.29,"tick":"up","last_trade_price":150.29,"last_trade_time":"2026-02-18T15:02:42","percent_change":7.58053,"prev_day_close":151.800003051758},{"option":"SPXW260313P06825000","bid":101.3,"bid_size":5.0,"ask":102.3,"ask_size":11.0,"iv":0.1795,"open_interest":144.0,"volume":69.0,"delta":-0.438,"gamma":0.0013,"vega":6.687,"theta":-2.6806,"rho":-1.9528,"theo":101.8968,"change":-17.4,"open":98.44,"high":98.44,"low":76.8,"tick":"up","last_trade_price":86.85,"last_trade_time":"2026-02-18T15:58:53","percent_change":-16.6906,"prev_day_close":90.6000022888184},{"option":"SPXW260313C06830000","bid":138.7,"bid_size":8.0,"ask":139.8,"ask_size":2.0,"iv":0.1787,"open_interest":99.0,"volume":13.0,"delta":0.5557,"gamma":0.0013,"vega":6.702,"theta":-2.6594,"rho":2.311,"theo":139.3072,"change":16.47,"open":161.14,"high":161.14,"low":152.82,"tick":"down","last_trade_price":152.82,"last_trade_time":"2026-02-18T14:29:54","percent_change":12.0792,"prev_day_close":148.300003051758},{"option":"SPXW260313P06830000","bid":102.9,"bid_size":5.0,"ask":103.9,"ask_size":11.0,"iv":0.1785,"open_interest":112.0,"volume":32.0,"delta":-0.4442,"gamma":0.0013,"vega":6.702,"theta":-2.6711,"rho":-1.9808,"theo":103.4972,"change":-19.7,"open":94.96,"high":94.96,"low":78.8,"tick":"up","last_trade_price":86.2,"last_trade_time":"2026-02-18T13:43:58","percent_change":-18.6025,"prev_day_close":92.0499992370606},{"option":"SPXW260313C06835000","bid":135.3,"bid_size":8.0,"ask":136.5,"ask_size":8.0,"iv":0.1775,"open_interest":29.0,"volume":1.0,"delta":0.5494,"gamma":0.0013,"vega":6.7156,"theta":-2.6508,"rho":2.286,"theo":135.9468,"change":26.1,"open":159.15,"high":159.15,"low":159.15,"tick":"up","last_trade_price":159.15,"last_trade_time":"2026-02-18T11:39:19","percent_change":19.6167,"prev_day_close":144.800003051758},{"option":"SPXW260313P06835000","bid":104.3,"bid_size":6.0,"ask":105.5,"ask_size":6.0,"iv":0.1774,"open_interest":42.0,"volume":1.0,"delta":-0.4506,"gamma":0.0013,"vega":6.7156,"theta":-2.6608,"rho":-2.0089,"theo":105.1236,"change":-20.5,"open":87.15,"high":87.15,"low":87.15,"tick":"down","last_trade_price":87.15,"last_trade_time":"2026-02-18T15:54:43","percent_change":-19.0432,"prev_day_close":93.5499992370606},{"option":"SPXW260313C06840000","bid":132.0,"bid_size":8.0,"ask":133.1,"ask_size":2.0,"iv":0.1765,"open_interest":48.0,"volume":22.0,"delta":0.543,"gamma":0.0013,"vega":6.7276,"theta":-2.6412,"rho":2.2608,"theo":132.6126,"change":7.27,"open":151.4,"high":157.4,"low":137.08,"tick":"up","last_trade_price":137.12,"last_trade_time":"2026-02-18T14:59:47","percent_change":5.59877,"prev_day_close":141.349998474121},{"option":"SPXW260313P06840000","bid":106.1,"bid_size":6.0,"ask":107.1,"ask_size":11.0,"iv":0.1763,"open_interest":144.0,"volume":32.0,"delta":-0.457,"gamma":0.0013,"vega":6.7276,"theta":-2.6496,"rho":-2.0372,"theo":106.7762,"change":-18.15,"open":102.08,"high":102.08,"low":79.3,"tick":"up","last_trade_price":91.2,"last_trade_time":"2026-02-18T15:58:53","percent_change":-16.5981,"prev_day_close":95.1000022888184},{"option":"SPXW260313C06845000","bid":128.7,"bid_size":8.0,"ask":129.8,"ask_size":8.0,"iv":0.1755,"open_interest":11.0,"volume":1.0,"delta":0.5366,"gamma":0.0013,"vega":6.7381,"theta":-2.631,"rho":2.2352,"theo":129.3052,"change":26.73,"open":153.28,"high":153.28,"low":153.28,"tick":"up","last_trade_price":153.28,"last_trade_time":"2026-02-18T13:05:15","percent_change":21.1221,"prev_day_close":137.900001525879},{"option":"SPXW260313P06845000","bid":107.7,"bid_size":6.0,"ask":108.8,"ask_size":6.0,"iv":0.1751,"open_interest":71.0,"volume":60.0,"delta":-0.4634,"gamma":0.0013,"vega":6.7381,"theta":-2.6377,"rho":-2.066,"theo":108.4555,"change":-21.1,"open":82.39,"high":104.26,"low":81.06,"tick":"down","last_trade_price":90.05,"last_trade_time":"2026-02-18T15:54:43","percent_change":-18.9834,"prev_day_close":96.6500015258789},{"option":"SPXW260313C06850000","bid":125.4,"bid_size":12.0,"ask":126.4,"ask_size":4.0,"iv":0.1743,"open_interest":1141.0,"volume":81.0,"delta":0.53,"gamma":0.0013,"vega":6.747,"theta":-2.6198,"rho":2.209,"theo":126.0252,"change":6.7,"open":125.43,"high":148.4,"low":122.23,"tick":"up","last_trade_price":130.0,"last_trade_time":"2026-02-18T15:30:41","percent_change":5.4339,"prev_day_close":134.5},{"option":"SPXW260313P06850000","bid":109.0,"bid_size":12.0,"ask":110.5,"ask_size":11.0,"iv":0.1743,"open_interest":557.0,"volume":118.0,"delta":-0.47,"gamma":0.0013,"vega":6.747,"theta":-2.625,"rho":-2.0953,"theo":110.1623,"change":11.6,"open":105.0,"high":109.0,"low":83.0,"tick":"down","last_trade_price":99.05,"last_trade_time":"2026-02-18T15:40:40","percent_change":11.8126,"prev_day_close":98.2000007629394},{"option":"SPXW260313C06855000","bid":122.2,"bid_size":9.0,"ask":123.2,"ask_size":2.0,"iv":0.1733,"open_interest":20.0,"volume":15.0,"delta":0.5234,"gamma":0.0014,"vega":6.7543,"theta":-2.6079,"rho":2.1823,"theo":122.7733,"change":-8.94,"open":141.4,"high":141.7,"low":138.4,"tick":"down","last_trade_price":138.4,"last_trade_time":"2026-02-18T15:57:17","percent_change":-6.81662,"prev_day_close":131.150001525879},{"option":"SPXW260313P06855000","bid":111.2,"bid_size":6.0,"ask":112.3,"ask_size":6.0,"iv":0.1734,"open_interest":32.0,"volume":5.0,"delta":-0.4766,"gamma":0.0014,"vega":6.7543,"theta":-2.6114,"rho":-2.1251,"theo":111.8971,"change":-25.56,"open":102.17,"high":102.17,"low":89.15,"tick":"up","last_trade_price":89.19,"last_trade_time":"2026-02-18T13:35:52","percent_change":-22.2745,"prev_day_close":99.7999992370606},{"option":"SPXW260313C06860000","bid":118.9,"bid_size":9.0,"ask":120.0,"ask_size":6.0,"iv":0.1722,"open_interest":70.0,"volume":21.0,"delta":0.5166,"gamma":0.0014,"vega":6.7599,"theta":-2.5951,"rho":2.155,"theo":119.5504,"change":17.35,"open":122.0,"high":143.0,"low":121.4,"tick":"up","last_trade_price":134.4,"last_trade_time":"2026-02-18T15:58:04","percent_change":14.8227,"prev_day_close":127.800003051758},{"option":"SPXW260313P06860000","bid":112.5,"bid_size":12.0,"ask":114.0,"ask_size":11.0,"iv":0.1722,"open_interest":213.0,"volume":53.0,"delta":-0.4834,"gamma":0.0014,"vega":6.7599,"theta":-2.597,"rho":-2.1556,"theo":113.661,"change":-6.74,"open":109.2,"high":109.86,"low":86.3,"tick":"up","last_trade_price":109.86,"last_trade_time":"2026-02-18T15:22:04","percent_change":-5.78044,"prev_day_close":101.5},{"option":"SPXW260313C06865000","bid":115.7,"bid_size":9.0,"ask":116.8,"ask_size":2.0,"iv":0.1712,"open_interest":33.0,"volume":9.0,"delta":0.5098,"gamma":0.0014,"vega":6.7636,"theta":-2.5814,"rho":2.1271,"theo":116.3574,"change":7.55,"open":122.4,"high":137.4,"low":121.5,"tick":"down","last_trade_price":121.5,"last_trade_time":"2026-02-18T15:36:22","percent_change":6.62571,"prev_day_close":124.450000762939},{"option":"SPXW260313P06865000","bid":114.7,"bid_size":6.0,"ask":115.8,"ask_size":6.0,"iv":0.1709,"open_interest":718.0,"volume":12.0,"delta":-0.4902,"gamma":0.0014,"vega":6.7636,"theta":-2.5817,"rho":-2.1866,"theo":115.4548,"change":-13.87,"open":90.1,"high":112.31,"low":89.74,"tick":"down","last_trade_price":104.58,"last_trade_time":"2026-02-18T15:38:34","percent_change":-11.7096,"prev_day_close":103.100002288818},{"option":"SPXW260313C06870000","bid":112.6,"bid_size":13.0,"ask":113.7,"ask_size":17.0,"iv":0.1702,"open_interest":104.0,"volume":79.0,"delta":0.5029,"gamma":0.0014,"vega":6.7655,"theta":-2.5668,"rho":2.0988,"theo":113.1951,"change":4.56,"open":131.1,"high":137.31,"low":114.98,"tick":"up","last_trade_price":115.46,"last_trade_time":"2026-02-18T15:25:45","percent_change":4.11181,"prev_day_close":121.200000762939},{"option":"SPXW260313P06870000","bid":116.6,"bid_size":6.0,"ask":117.7,"ask_size":11.0,"iv":0.1701,"open_interest":152.0,"volume":79.0,"delta":-0.497,"gamma":0.0014,"vega":6.7655,"theta":-2.5654,"rho":-2.2181,"theo":117.2792,"change":-22.7,"open":108.0,"high":113.12,"low":90.28,"tick":"down","last_trade_price":97.75,"last_trade_time":"2026-02-18T15:54:43","percent_change":-18.846,"prev_day_close":104.75},{"option":"SPXW260313C06875000","bid":109.5,"bid_size":13.0,"ask":110.5,"ask_size":11.0,"iv":0.1691,"open_interest":123.0,"volume":72.0,"delta":0.496,"gamma":0.0014,"vega":6.7654,"theta":-2.5513,"rho":2.0702,"theo":110.0641,"change":12.15,"open":112.25,"high":133.86,"low":109.0,"tick":"up","last_trade_price":120.0,"last_trade_time":"2026-02-18T15:46:28","percent_change":11.2656,"prev_day_close":117.899997711182},{"option":"SPXW260313P06875000","bid":118.4,"bid_size":6.0,"ask":119.5,"ask_size":10.0,"iv":0.1686,"open_interest":193.0,"volume":56.0,"delta":-0.504,"gamma":0.0014,"vega":6.7654,"theta":-2.5483,"rho":-2.2498,"theo":119.135,"change":-18.92,"open":118.91,"high":118.91,"low":91.2,"tick":"up","last_trade_price":103.43,"last_trade_time":"2026-02-18T15:48:55","percent_change":-15.4638,"prev_day_close":106.549999237061},{"option":"SPXW260313C06880000","bid":106.4,"bid_size":13.0,"ask":107.4,"ask_size":6.0,"iv":0.168,"open_interest":119.0,"volume":19.0,"delta":0.4889,"gamma":0.0014,"vega":6.7633,"theta":-2.5349,"rho":2.0416,"theo":106.965,"change":14.3,"open":115.55,"high":130.4,"low":115.55,"tick":"down","last_trade_price":119.1,"last_trade_time":"2026-02-18T15:52:31","percent_change":13.645,"prev_day_close":114.650001525879},{"option":"SPXW260313P06880000","bid":120.3,"bid_size":2.0,"ask":121.4,"ask_size":6.0,"iv":0.1676,"open_interest":200.0,"volume":55.0,"delta":-0.5111,"gamma":0.0014,"vega":6.7633,"theta":-2.5303,"rho":-2.2816,"theo":121.0226,"change":-23.25,"open":109.0,"high":109.0,"low":89.65,"tick":"down","last_trade_price":101.05,"last_trade_time":"2026-02-18T15:54:43","percent_change":-18.7047,"prev_day_close":108.299999237061},{"option":"SPXW260313C06885000","bid":103.3,"bid_size":13.0,"ask":104.4,"ask_size":6.0,"iv":0.167,"open_interest":45.0,"volume":32.0,"delta":0.4818,"gamma":0.0014,"vega":6.7592,"theta":-2.5175,"rho":2.0127,"theo":103.8982,"change":23.51,"open":121.4,"high":125.36,"low":121.4,"tick":"up","last_trade_price":125.36,"last_trade_time":"2026-02-18T13:05:15","percent_change":23.083,"prev_day_close":111.5},{"option":"SPXW260313P06885000","bid":122.2,"bid_size":2.0,"ask":123.4,"ask_size":2.0,"iv":0.1668,"open_interest":130.0,"volume":12.0,"delta":-0.5182,"gamma":0.0014,"vega":6.7592,"theta":-2.5114,"rho":-2.3136,"theo":122.9426,"change":-22.05,"open":100.7,"high":118.21,"low":97.0,"tick":"down","last_trade_price":104.3,"last_trade_time":"2026-02-18T15:54:00","percent_change":-17.4515,"prev_day_close":110.100002288818},{"option":"SPXW260313C06890000","bid":100.4,"bid_size":7.0,"ask":101.4,"ask_size":17.0,"iv":0.166,"open_interest":84.0,"volume":32.0,"delta":0.4746,"gamma":0.0014,"vega":6.753,"theta":-2.4993,"rho":1.9838,"theo":100.8644,"change":8.05,"open":109.3,"high":121.0,"low":105.47,"tick":"up","last_trade_price":114.0,"last_trade_time":"2026-02-18T15:58:07","percent_change":7.42963,"prev_day_close":108.349998474121},{"option":"SPXW260313P06890000","bid":124.1,"bid_size":6.0,"ask":125.3,"ask_size":2.0,"iv":0.1657,"open_interest":157.0,"volume":111.0,"delta":-0.5254,"gamma":0.0014,"vega":6.753,"theta":-2.4915,"rho":-2.3457,"theo":124.8956,"change":-13.12,"open":112.55,"high":122.77,"low":93.6,"tick":"down","last_trade_price":115.23,"last_trade_time":"2026-02-18T15:36:13","percent_change":-10.222,"prev_day_close":111.950000762939},{"option":"SPXW260313C06895000","bid":97.3,"bid_size":13.0,"ask":98.4,"ask_size":6.0,"iv":0.1648,"open_interest":24.0,"volume":37.0,"delta":0.4673,"gamma":0.0014,"vega":6.7447,"theta":-2.4802,"rho":1.9544,"theo":97.8643,"change":18.8,"open":114.83,"high":116.92,"low":114.3,"tick":"down","last_trade_price":114.8,"last_trade_time":"2026-02-18T13:34:32","percent_change":19.5833,"prev_day_close":105.200000762939},{"option":"SPXW260313P06895000","bid":126.1,"bid_size":2.0,"ask":127.3,"ask_size":2.0,"iv":0.1647,"open_interest":40.0,"volume":1.0,"delta":-0.5327,"gamma":0.0014,"vega":6.7447,"theta":-2.4707,"rho":-2.3781,"theo":126.8822,"change":-31.95,"open":98.5,"high":98.5,"low":98.5,"tick":"down","last_trade_price":98.5,"last_trade_time":"2026-02-18T12:27:10","percent_change":-24.4921,"prev_day_close":113.75},{"option":"SPXW260313C06900000","bid":94.4,"bid_size":13.0,"ask":95.4,"ask_size":11.0,"iv":0.1638,"open_interest":701.0,"volume":432.0,"delta":0.4599,"gamma":0.0014,"vega":6.734,"theta":-2.4601,"rho":1.9247,"theo":94.8989,"change":12.4,"open":95.63,"high":116.95,"low":95.0,"tick":"no_change","last_trade_price":105.6,"last_trade_time":"2026-02-18T16:00:14","percent_change":13.3047,"prev_day_close":102.100002288818},{"option":"SPXW260313P06900000","bid":128.2,"bid_size":2.0,"ask":129.3,"ask_size":2.0,"iv":0.1636,"open_interest":769.0,"volume":105.0,"delta":-0.5401,"gamma":0.0014,"vega":6.734,"theta":-2.449,"rho":-2.4111,"theo":128.9036,"change":-14.22,"open":113.34,"high":120.06,"low":96.13,"tick":"down","last_trade_price":118.33,"last_trade_time":"2026-02-18T15:37:19","percent_change":-10.728,"prev_day_close":115.700000762939},{"option":"SPXW260313C06905000","bid":91.5,"bid_size":7.0,"ask":92.5,"ask_size":6.0,"iv":0.1627,"open_interest":53.0,"volume":38.0,"delta":0.4524,"gamma":0.0014,"vega":6.7209,"theta":-2.4391,"rho":1.8942,"theo":91.9696,"change":13.22,"open":109.4,"high":111.29,"low":95.37,"tick":"up","last_trade_price":105.0,"last_trade_time":"2026-02-18T15:53:30","percent_change":14.6401,"prev_day_close":99.1000022888184},{"option":"SPXW260313P06905000","bid":130.3,"bid_size":2.0,"ask":131.4,"ask_size":2.0,"iv":0.1625,"open_interest":38.0,"volume":51.0,"delta":-0.5476,"gamma":0.0014,"vega":6.7209,"theta":-2.4264,"rho":-2.4446,"theo":130.961,"change":-15.01,"open":122.1,"high":122.1,"low":119.74,"tick":"no_change","last_trade_price":119.74,"last_trade_time":"2026-02-18T15:37:31","percent_change":-11.1391,"prev_day_close":117.650001525879},{"option":"SPXW260313C06910000","bid":88.6,"bid_size":18.0,"ask":89.6,"ask_size":6.0,"iv":0.1616,"open_interest":96.0,"volume":67.0,"delta":0.4449,"gamma":0.0014,"vega":6.7052,"theta":-2.4172,"rho":1.8631,"theo":89.0778,"change":3.95,"open":92.63,"high":108.31,"low":92.57,"tick":"up","last_trade_price":102.0,"last_trade_time":"2026-02-18T15:57:29","percent_change":4.11244,"prev_day_close":96.0500030517578},{"option":"SPXW260313P06910000","bid":132.4,"bid_size":2.0,"ask":133.5,"ask_size":2.0,"iv":0.1616,"open_interest":81.0,"volume":9.0,"delta":-0.5551,"gamma":0.0014,"vega":6.7052,"theta":-2.4029,"rho":-2.4789,"theo":133.056,"change":-27.93,"open":109.0,"high":109.02,"low":109.0,"tick":"no_change","last_trade_price":109.02,"last_trade_time":"2026-02-18T10:37:28","percent_change":-20.3943,"prev_day_close":119.600002288818},{"option":"SPXW260313C06915000","bid":85.7,"bid_size":13.0,"ask":86.8,"ask_size":6.0,"iv":0.1605,"open_interest":18.0,"volume":8.0,"delta":0.4373,"gamma":0.0014,"vega":6.6868,"theta":-2.3943,"rho":1.8315,"theo":86.2252,"change":12.59,"open":91.1,"high":91.1,"low":91.1,"tick":"up","last_trade_price":91.1,"last_trade_time":"2026-02-18T15:35:49","percent_change":14.8555,"prev_day_close":93.1000022888184},{"option":"SPXW260313P06915000","bid":134.5,"bid_size":2.0,"ask":135.7,"ask_size":2.0,"iv":0.1607,"open_interest":6.0,"volume":0.0,"delta":-0.5627,"gamma":0.0014,"vega":6.6868,"theta":-2.3784,"rho":-2.5137,"theo":135.1901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.7,"last_trade_time":"2026-02-13T13:12:30","percent_change":0.0,"prev_day_close":121.600002288818},{"option":"SPXW260313C06920000","bid":83.1,"bid_size":7.0,"ask":84.0,"ask_size":11.0,"iv":0.1595,"open_interest":873.0,"volume":804.0,"delta":0.4296,"gamma":0.0014,"vega":6.6658,"theta":-2.3705,"rho":1.7994,"theo":83.4131,"change":10.78,"open":100.33,"high":103.2,"low":89.78,"tick":"up","last_trade_price":92.88,"last_trade_time":"2026-02-18T15:47:21","percent_change":13.1303,"prev_day_close":90.1000022888184},{"option":"SPXW260313P06920000","bid":136.7,"bid_size":6.0,"ask":137.9,"ask_size":2.0,"iv":0.1592,"open_interest":92.0,"volume":2.0,"delta":-0.5704,"gamma":0.0014,"vega":6.6658,"theta":-2.353,"rho":-2.5488,"theo":137.3648,"change":-27.8,"open":113.45,"high":113.6,"low":113.45,"tick":"up","last_trade_price":113.6,"last_trade_time":"2026-02-18T10:08:34","percent_change":-19.6605,"prev_day_close":123.700000762939},{"option":"SPXW260313C06925000","bid":80.3,"bid_size":7.0,"ask":81.2,"ask_size":6.0,"iv":0.1585,"open_interest":1410.0,"volume":1473.0,"delta":0.4218,"gamma":0.0014,"vega":6.6421,"theta":-2.3457,"rho":1.7672,"theo":80.6429,"change":11.16,"open":96.5,"high":100.36,"low":82.82,"tick":"no_change","last_trade_price":90.56,"last_trade_time":"2026-02-18T15:50:07","percent_change":14.0554,"prev_day_close":87.2000007629394},{"option":"SPXW260313P06925000","bid":139.0,"bid_size":2.0,"ask":140.1,"ask_size":2.0,"iv":0.1582,"open_interest":148.0,"volume":86.0,"delta":-0.5782,"gamma":0.0014,"vega":6.6421,"theta":-2.3266,"rho":-2.5842,"theo":139.5814,"change":-36.31,"open":119.76,"high":120.46,"low":105.46,"tick":"up","last_trade_price":107.44,"last_trade_time":"2026-02-18T13:10:36","percent_change":-25.2591,"prev_day_close":125.75},{"option":"SPXW260313C06930000","bid":77.6,"bid_size":7.0,"ask":78.5,"ask_size":6.0,"iv":0.1574,"open_interest":118.0,"volume":42.0,"delta":0.414,"gamma":0.0015,"vega":6.616,"theta":-2.3201,"rho":1.735,"theo":77.9157,"change":3.2,"open":81.63,"high":96.8,"low":81.47,"tick":"down","last_trade_price":92.93,"last_trade_time":"2026-02-18T13:30:27","percent_change":3.79147,"prev_day_close":84.3999977111816},{"option":"SPXW260313P06930000","bid":141.2,"bid_size":6.0,"ask":142.4,"ask_size":2.0,"iv":0.1573,"open_interest":214.0,"volume":15.0,"delta":-0.586,"gamma":0.0015,"vega":6.616,"theta":-2.2993,"rho":-2.6195,"theo":141.841,"change":-22.45,"open":117.93,"high":123.7,"low":111.4,"tick":"up","last_trade_price":123.7,"last_trade_time":"2026-02-18T14:16:10","percent_change":-15.3609,"prev_day_close":127.849998474121},{"option":"SPXW260313C06935000","bid":74.9,"bid_size":7.0,"ask":75.9,"ask_size":6.0,"iv":0.1563,"open_interest":166.0,"volume":54.0,"delta":0.4061,"gamma":0.0015,"vega":6.5874,"theta":-2.2936,"rho":1.7028,"theo":75.2327,"change":2.94,"open":90.28,"high":93.48,"low":77.14,"tick":"down","last_trade_price":77.14,"last_trade_time":"2026-02-18T15:25:45","percent_change":3.96226,"prev_day_close":81.6000022888184},{"option":"SPXW260313P06935000","bid":143.5,"bid_size":2.0,"ask":144.7,"ask_size":2.0,"iv":0.1561,"open_interest":32.0,"volume":4.0,"delta":-0.5939,"gamma":0.0015,"vega":6.5874,"theta":-2.2712,"rho":-2.6548,"theo":144.1448,"change":-34.15,"open":114.2,"high":114.2,"low":114.2,"tick":"down","last_trade_price":114.2,"last_trade_time":"2026-02-18T12:31:07","percent_change":-23.0199,"prev_day_close":129.950004577637},{"option":"SPXW260313C06940000","bid":72.2,"bid_size":19.0,"ask":73.2,"ask_size":6.0,"iv":0.1552,"open_interest":163.0,"volume":164.0,"delta":0.3981,"gamma":0.0015,"vega":6.5562,"theta":-2.2662,"rho":1.6705,"theo":72.5954,"change":5.74,"open":79.0,"high":91.8,"low":77.3,"tick":"up","last_trade_price":77.44,"last_trade_time":"2026-02-18T15:04:30","percent_change":8.00558,"prev_day_close":78.7999992370606},{"option":"SPXW260313P06940000","bid":146.0,"bid_size":2.0,"ask":147.1,"ask_size":2.0,"iv":0.1554,"open_interest":116.0,"volume":6.0,"delta":-0.6019,"gamma":0.0015,"vega":6.5562,"theta":-2.2422,"rho":-2.6903,"theo":146.4941,"change":-9.08,"open":115.68,"high":141.97,"low":112.94,"tick":"up","last_trade_price":141.97,"last_trade_time":"2026-02-18T14:57:43","percent_change":-6.01126,"prev_day_close":132.300003051758},{"option":"SPXW260313C06945000","bid":69.7,"bid_size":7.0,"ask":70.6,"ask_size":6.0,"iv":0.1542,"open_interest":47.0,"volume":38.0,"delta":0.3901,"gamma":0.0015,"vega":6.5221,"theta":-2.238,"rho":1.6378,"theo":70.0052,"change":10.74,"open":85.03,"high":88.7,"low":74.3,"tick":"down","last_trade_price":74.3,"last_trade_time":"2026-02-18T15:35:45","percent_change":15.5202,"prev_day_close":76.0500030517578},{"option":"SPXW260313P06945000","bid":148.3,"bid_size":2.0,"ask":149.5,"ask_size":2.0,"iv":0.1538,"open_interest":18.0,"volume":8.0,"delta":-0.6099,"gamma":0.0015,"vega":6.5221,"theta":-2.2124,"rho":-2.7262,"theo":148.8908,"change":-10.47,"open":149.03,"high":149.03,"low":114.92,"tick":"down","last_trade_price":142.93,"last_trade_time":"2026-02-18T15:18:32","percent_change":-6.82529,"prev_day_close":134.5},{"option":"SPXW260313C06950000","bid":67.2,"bid_size":17.0,"ask":68.1,"ask_size":11.0,"iv":0.1531,"open_interest":1101.0,"volume":44.0,"delta":0.382,"gamma":0.0015,"vega":6.4848,"theta":-2.209,"rho":1.6045,"theo":67.4643,"change":9.36,"open":76.7,"high":85.25,"low":71.26,"tick":"up","last_trade_price":76.11,"last_trade_time":"2026-02-18T15:48:38","percent_change":14.0225,"prev_day_close":73.3499984741211},{"option":"SPXW260313P06950000","bid":150.8,"bid_size":2.0,"ask":151.9,"ask_size":2.0,"iv":0.1532,"open_interest":862.0,"volume":76.0,"delta":-0.618,"gamma":0.0015,"vega":6.4848,"theta":-2.1818,"rho":-2.7626,"theo":151.3366,"change":-25.17,"open":151.62,"high":151.62,"low":116.17,"tick":"up","last_trade_price":117.74,"last_trade_time":"2026-02-18T13:09:32","percent_change":-16.1501,"prev_day_close":136.800003051758},{"option":"SPXW260313C06955000","bid":64.7,"bid_size":7.0,"ask":65.6,"ask_size":7.0,"iv":0.1521,"open_interest":75.0,"volume":25.0,"delta":0.3739,"gamma":0.0015,"vega":6.4442,"theta":-2.1793,"rho":1.5706,"theo":64.9749,"change":10.16,"open":80.3,"high":81.82,"low":76.0,"tick":"down","last_trade_price":76.0,"last_trade_time":"2026-02-18T15:53:24","percent_change":15.8009,"prev_day_close":70.7000007629394},{"option":"SPXW260313P06955000","bid":153.3,"bid_size":2.0,"ask":154.4,"ask_size":2.0,"iv":0.152,"open_interest":11.0,"volume":2.0,"delta":-0.6261,"gamma":0.0015,"vega":6.4442,"theta":-2.1505,"rho":-2.7996,"theo":153.834,"change":-9.91,"open":129.5,"high":148.64,"low":129.5,"tick":"up","last_trade_price":148.64,"last_trade_time":"2026-02-18T15:23:46","percent_change":-6.2504,"prev_day_close":139.050003051758},{"option":"SPXW260313C06960000","bid":62.3,"bid_size":13.0,"ask":63.2,"ask_size":7.0,"iv":0.1511,"open_interest":184.0,"volume":51.0,"delta":0.3658,"gamma":0.0015,"vega":6.4002,"theta":-2.1488,"rho":1.5363,"theo":62.5389,"change":1.97,"open":64.51,"high":79.6,"low":63.92,"tick":"down","last_trade_price":63.92,"last_trade_time":"2026-02-18T15:17:18","percent_change":3.17998,"prev_day_close":68.1000022888184},{"option":"SPXW260313P06960000","bid":155.8,"bid_size":5.0,"ask":157.0,"ask_size":2.0,"iv":0.151,"open_interest":145.0,"volume":3.0,"delta":-0.6342,"gamma":0.0015,"vega":6.4002,"theta":-2.1184,"rho":-2.8371,"theo":156.3847,"change":-37.65,"open":123.3,"high":123.3,"low":123.3,"tick":"down","last_trade_price":123.3,"last_trade_time":"2026-02-18T12:47:47","percent_change":-23.3924,"prev_day_close":141.549995422363},{"option":"SPXW260313C06965000","bid":59.9,"bid_size":7.0,"ask":60.8,"ask_size":7.0,"iv":0.1501,"open_interest":112.0,"volume":43.0,"delta":0.3576,"gamma":0.0015,"vega":6.353,"theta":-2.1176,"rho":1.5019,"theo":60.1581,"change":3.49,"open":73.2,"high":74.32,"low":63.14,"tick":"down","last_trade_price":63.14,"last_trade_time":"2026-02-18T15:07:04","percent_change":5.85079,"prev_day_close":65.6000022888184},{"option":"SPXW260313P06965000","bid":158.2,"bid_size":2.0,"ask":159.6,"ask_size":2.0,"iv":0.1501,"open_interest":6.0,"volume":0.0,"delta":-0.6424,"gamma":0.0015,"vega":6.353,"theta":-2.0856,"rho":-2.8746,"theo":158.9906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.0,"last_trade_time":"2026-02-12T12:57:24","percent_change":0.0,"prev_day_close":144.049995422363},{"option":"SPXW260313C06970000","bid":57.5,"bid_size":21.0,"ask":58.5,"ask_size":14.0,"iv":0.149,"open_interest":434.0,"volume":386.0,"delta":0.3494,"gamma":0.0015,"vega":6.303,"theta":-2.0858,"rho":1.4676,"theo":57.8334,"change":10.97,"open":72.53,"high":73.19,"low":61.28,"tick":"down","last_trade_price":68.42,"last_trade_time":"2026-02-18T15:54:47","percent_change":19.0949,"prev_day_close":63.0499992370606},{"option":"SPXW260313P06970000","bid":161.1,"bid_size":2.0,"ask":162.4,"ask_size":2.0,"iv":0.1488,"open_interest":58.0,"volume":0.0,"delta":-0.6506,"gamma":0.0015,"vega":6.303,"theta":-2.0521,"rho":-2.912,"theo":161.6528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.32,"last_trade_time":"2026-02-17T15:43:00","percent_change":0.0,"prev_day_close":146.450004577637},{"option":"SPXW260313C06975000","bid":55.3,"bid_size":18.0,"ask":56.2,"ask_size":19.0,"iv":0.1481,"open_interest":1417.0,"volume":21.0,"delta":0.3411,"gamma":0.0015,"vega":6.2504,"theta":-2.0534,"rho":1.4337,"theo":55.5656,"change":10.22,"open":57.5,"high":70.43,"low":57.5,"tick":"up","last_trade_price":65.42,"last_trade_time":"2026-02-18T15:56:52","percent_change":18.5145,"prev_day_close":60.6500015258789},{"option":"SPXW260313P06975000","bid":163.8,"bid_size":1.0,"ask":165.0,"ask_size":1.0,"iv":0.1478,"open_interest":1408.0,"volume":63.0,"delta":-0.6589,"gamma":0.0015,"vega":6.2504,"theta":-2.018,"rho":-2.9492,"theo":164.3717,"change":-39.76,"open":142.42,"high":142.42,"low":126.67,"tick":"up","last_trade_price":129.59,"last_trade_time":"2026-02-18T13:09:48","percent_change":-23.478,"prev_day_close":148.950004577637},{"option":"SPXW260313C06980000","bid":53.1,"bid_size":11.0,"ask":53.9,"ask_size":4.0,"iv":0.147,"open_interest":986.0,"volume":36.0,"delta":0.3329,"gamma":0.0014,"vega":6.1954,"theta":-2.0203,"rho":1.3999,"theo":53.3548,"change":3.21,"open":65.4,"high":67.0,"low":56.24,"tick":"up","last_trade_price":56.26,"last_trade_time":"2026-02-18T14:59:47","percent_change":6.0509,"prev_day_close":58.25},{"option":"SPXW260313P06980000","bid":166.5,"bid_size":1.0,"ask":167.8,"ask_size":1.0,"iv":0.1469,"open_interest":54.0,"volume":2.0,"delta":-0.6671,"gamma":0.0014,"vega":6.1954,"theta":-1.9834,"rho":-2.9861,"theo":167.1477,"change":-23.76,"open":148.29,"high":148.29,"low":148.29,"tick":"no_change","last_trade_price":148.29,"last_trade_time":"2026-02-18T09:59:24","percent_change":-13.8099,"prev_day_close":151.599998474121},{"option":"SPXW260313C06985000","bid":50.9,"bid_size":7.0,"ask":51.8,"ask_size":8.0,"iv":0.1461,"open_interest":559.0,"volume":28.0,"delta":0.3247,"gamma":0.0014,"vega":6.1377,"theta":-1.9868,"rho":1.366,"theo":51.2013,"change":6.65,"open":52.88,"high":63.0,"low":52.88,"tick":"down","last_trade_price":57.5,"last_trade_time":"2026-02-18T14:34:14","percent_change":13.0777,"prev_day_close":55.8499984741211},{"option":"SPXW260313P06985000","bid":169.5,"bid_size":1.0,"ask":171.0,"ask_size":1.0,"iv":0.1463,"open_interest":21.0,"volume":0.0,"delta":-0.6753,"gamma":0.0014,"vega":6.1377,"theta":-1.9482,"rho":-3.0231,"theo":169.981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.5,"last_trade_time":"2026-02-17T11:11:35","percent_change":0.0,"prev_day_close":154.150001525879},{"option":"SPXW260313C06990000","bid":48.8,"bid_size":14.0,"ask":49.7,"ask_size":15.0,"iv":0.1452,"open_interest":122.0,"volume":36.0,"delta":0.3164,"gamma":0.0014,"vega":6.0768,"theta":-1.9527,"rho":1.3319,"theo":49.1052,"change":9.24,"open":61.82,"high":63.85,"low":55.05,"tick":"up","last_trade_price":58.09,"last_trade_time":"2026-02-18T15:56:52","percent_change":18.9151,"prev_day_close":53.5499992370606},{"option":"SPXW260313P06990000","bid":172.3,"bid_size":1.0,"ask":173.4,"ask_size":1.0,"iv":0.1451,"open_interest":27.0,"volume":0.0,"delta":-0.6835,"gamma":0.0014,"vega":6.0768,"theta":-1.9125,"rho":-3.0603,"theo":172.8716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":171.6,"last_trade_time":"2026-02-13T13:08:03","percent_change":0.0,"prev_day_close":157.0},{"option":"SPXW260313C06995000","bid":46.7,"bid_size":15.0,"ask":47.6,"ask_size":8.0,"iv":0.1442,"open_interest":59.0,"volume":34.0,"delta":0.3082,"gamma":0.0014,"vega":6.0124,"theta":-1.9181,"rho":1.2974,"theo":47.0664,"change":7.09,"open":58.5,"high":61.4,"low":53.89,"tick":"down","last_trade_price":53.89,"last_trade_time":"2026-02-18T15:52:20","percent_change":15.1496,"prev_day_close":51.3499984741211},{"option":"SPXW260313P06995000","bid":175.1,"bid_size":1.0,"ask":176.3,"ask_size":1.0,"iv":0.1441,"open_interest":18.0,"volume":10.0,"delta":-0.6918,"gamma":0.0014,"vega":6.0124,"theta":-1.8763,"rho":-3.098,"theo":175.8195,"change":-40.87,"open":139.48,"high":139.48,"low":139.48,"tick":"down","last_trade_price":139.48,"last_trade_time":"2026-02-18T11:42:19","percent_change":-22.6615,"prev_day_close":159.599998474121},{"option":"SPXW260313C07000000","bid":44.6,"bid_size":28.0,"ask":45.5,"ask_size":12.0,"iv":0.143,"open_interest":2753.0,"volume":291.0,"delta":0.3,"gamma":0.0014,"vega":5.9443,"theta":-1.883,"rho":1.2627,"theo":45.0844,"change":6.15,"open":47.05,"high":59.25,"low":45.0,"tick":"up","last_trade_price":51.0,"last_trade_time":"2026-02-18T16:14:45","percent_change":13.7124,"prev_day_close":49.1500015258789},{"option":"SPXW260313P07000000","bid":177.4,"bid_size":4.0,"ask":179.9,"ask_size":4.0,"iv":0.1428,"open_interest":2719.0,"volume":6.0,"delta":-0.6999,"gamma":0.0014,"vega":5.9443,"theta":-1.8396,"rho":-3.1358,"theo":178.8243,"change":-18.85,"open":168.0,"high":175.0,"low":158.97,"tick":"down","last_trade_price":165.0,"last_trade_time":"2026-02-18T15:35:27","percent_change":-10.2529,"prev_day_close":162.400001525879},{"option":"SPXW260313C07005000","bid":42.7,"bid_size":17.0,"ask":43.6,"ask_size":9.0,"iv":0.1422,"open_interest":63.0,"volume":3.0,"delta":0.2919,"gamma":0.0014,"vega":5.873,"theta":-1.8473,"rho":1.2281,"theo":43.158,"change":2.71,"open":55.6,"high":55.6,"low":45.61,"tick":"down","last_trade_price":45.61,"last_trade_time":"2026-02-18T15:08:01","percent_change":6.31702,"prev_day_close":46.9500007629394},{"option":"SPXW260313P07005000","bid":179.3,"bid_size":6.0,"ask":184.1,"ask_size":6.0,"iv":0.1423,"open_interest":4.0,"volume":2.0,"delta":-0.7081,"gamma":0.0014,"vega":5.873,"theta":-1.8023,"rho":-3.1736,"theo":181.8847,"change":-24.35,"open":158.0,"high":162.0,"low":158.0,"tick":"up","last_trade_price":162.0,"last_trade_time":"2026-02-18T15:59:35","percent_change":-13.0668,"prev_day_close":165.300003051758},{"option":"SPXW260313C07010000","bid":40.8,"bid_size":25.0,"ask":41.7,"ask_size":25.0,"iv":0.1412,"open_interest":170.0,"volume":57.0,"delta":0.2838,"gamma":0.0014,"vega":5.7991,"theta":-1.8111,"rho":1.194,"theo":41.2855,"change":3.21,"open":51.55,"high":54.24,"low":44.15,"tick":"up","last_trade_price":44.26,"last_trade_time":"2026-02-18T15:04:30","percent_change":7.81973,"prev_day_close":44.9500007629394},{"option":"SPXW260313P07010000","bid":182.5,"bid_size":6.0,"ask":187.2,"ask_size":6.0,"iv":0.1412,"open_interest":16.0,"volume":0.0,"delta":-0.7162,"gamma":0.0014,"vega":5.7991,"theta":-1.7644,"rho":-3.2109,"theo":184.999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":185.1,"last_trade_time":"2026-02-12T12:22:53","percent_change":0.0,"prev_day_close":168.199996948242},{"option":"SPXW260313C07015000","bid":38.9,"bid_size":17.0,"ask":39.8,"ask_size":9.0,"iv":0.1403,"open_interest":24.0,"volume":17.0,"delta":0.2756,"gamma":0.0014,"vega":5.723,"theta":-1.7743,"rho":1.1603,"theo":39.4649,"change":6.6,"open":49.5,"high":49.6,"low":45.8,"tick":"down","last_trade_price":45.8,"last_trade_time":"2026-02-18T14:22:04","percent_change":16.8367,"prev_day_close":42.8499984741211},{"option":"SPXW260313P07015000","bid":185.5,"bid_size":6.0,"ask":190.3,"ask_size":6.0,"iv":0.1405,"open_interest":3.0,"volume":0.0,"delta":-0.7243,"gamma":0.0014,"vega":5.723,"theta":-1.7261,"rho":-3.2476,"theo":188.1651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":245.89,"last_trade_time":"2026-02-17T10:12:18","percent_change":0.0,"prev_day_close":170.400001525879},{"option":"SPXW260313C07020000","bid":37.1,"bid_size":26.0,"ask":38.0,"ask_size":18.0,"iv":0.1394,"open_interest":114.0,"volume":33.0,"delta":0.2676,"gamma":0.0014,"vega":5.6449,"theta":-1.737,"rho":1.127,"theo":37.6941,"change":2.28,"open":47.0,"high":49.1,"low":39.25,"tick":"up","last_trade_price":39.68,"last_trade_time":"2026-02-18T15:35:02","percent_change":6.09626,"prev_day_close":40.8499984741211},{"option":"SPXW260313P07020000","bid":188.8,"bid_size":6.0,"ask":193.5,"ask_size":6.0,"iv":0.1393,"open_interest":11.0,"volume":2.0,"delta":-0.7324,"gamma":0.0014,"vega":5.6449,"theta":-1.6872,"rho":-3.2841,"theo":191.3811,"change":-42.52,"open":153.68,"high":153.68,"low":153.68,"tick":"no_change","last_trade_price":153.68,"last_trade_time":"2026-02-18T11:02:42","percent_change":-21.6718,"prev_day_close":173.949996948242},{"option":"SPXW260313C07025000","bid":35.4,"bid_size":8.0,"ask":36.2,"ask_size":22.0,"iv":0.1385,"open_interest":1713.0,"volume":245.0,"delta":0.2595,"gamma":0.0014,"vega":5.5642,"theta":-1.6992,"rho":1.0936,"theo":35.9718,"change":8.2,"open":37.45,"high":46.6,"low":37.45,"tick":"no_change","last_trade_price":43.9,"last_trade_time":"2026-02-18T13:29:05","percent_change":22.9692,"prev_day_close":38.9500007629394},{"option":"SPXW260313P07025000","bid":191.9,"bid_size":6.0,"ask":196.7,"ask_size":6.0,"iv":0.1386,"open_interest":12.0,"volume":1.0,"delta":-0.7405,"gamma":0.0014,"vega":5.5642,"theta":-1.6477,"rho":-3.3206,"theo":194.6455,"change":-43.07,"open":156.48,"high":156.48,"low":156.48,"tick":"up","last_trade_price":156.48,"last_trade_time":"2026-02-18T11:13:40","percent_change":-21.5836,"prev_day_close":176.900001525879},{"option":"SPXW260313C07030000","bid":33.7,"bid_size":8.0,"ask":34.5,"ask_size":18.0,"iv":0.1376,"open_interest":156.0,"volume":10.0,"delta":0.2515,"gamma":0.0014,"vega":5.4804,"theta":-1.6608,"rho":1.0601,"theo":34.2971,"change":0.12,"open":44.47,"high":45.2,"low":34.17,"tick":"down","last_trade_price":34.17,"last_trade_time":"2026-02-18T15:23:29","percent_change":0.352425,"prev_day_close":37.0499992370606},{"option":"SPXW260313P07030000","bid":195.3,"bid_size":6.0,"ask":200.1,"ask_size":6.0,"iv":0.1375,"open_interest":9.0,"volume":0.0,"delta":-0.7484,"gamma":0.0014,"vega":5.4804,"theta":-1.6076,"rho":-3.3573,"theo":197.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":137.0,"last_trade_time":"2026-02-12T09:57:01","percent_change":0.0,"prev_day_close":179.949996948242},{"option":"SPXW260313C07035000","bid":32.1,"bid_size":8.0,"ask":32.8,"ask_size":10.0,"iv":0.1367,"open_interest":46.0,"volume":15.0,"delta":0.2436,"gamma":0.0013,"vega":5.3929,"theta":-1.6218,"rho":1.0263,"theo":32.6697,"change":1.95,"open":42.51,"high":42.7,"low":34.35,"tick":"down","last_trade_price":34.35,"last_trade_time":"2026-02-18T15:36:56","percent_change":6.01852,"prev_day_close":35.25},{"option":"SPXW260313P07035000","bid":198.6,"bid_size":6.0,"ask":203.4,"ask_size":6.0,"iv":0.1368,"open_interest":2.0,"volume":0.0,"delta":-0.7564,"gamma":0.0013,"vega":5.3929,"theta":-1.5671,"rho":-3.3942,"theo":201.3169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.0,"last_trade_time":"2026-02-12T10:01:49","percent_change":0.0,"prev_day_close":182.699996948242},{"option":"SPXW260313C07040000","bid":30.5,"bid_size":8.0,"ask":31.2,"ask_size":20.0,"iv":0.1358,"open_interest":174.0,"volume":14.0,"delta":0.2357,"gamma":0.0013,"vega":5.3018,"theta":-1.5823,"rho":0.9926,"theo":31.0891,"change":4.2,"open":39.83,"high":41.1,"low":35.1,"tick":"down","last_trade_price":35.1,"last_trade_time":"2026-02-18T14:34:46","percent_change":13.5922,"prev_day_close":33.5},{"option":"SPXW260313P07040000","bid":201.6,"bid_size":4.0,"ask":207.3,"ask_size":4.0,"iv":0.1357,"open_interest":14.0,"volume":0.0,"delta":-0.7643,"gamma":0.0013,"vega":5.3018,"theta":-1.5259,"rho":-3.4311,"theo":204.7231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.0,"last_trade_time":"2026-02-17T12:43:17","percent_change":0.0,"prev_day_close":186.400001525879},{"option":"SPXW260313C07050000","bid":27.4,"bid_size":8.0,"ask":28.2,"ask_size":27.0,"iv":0.134,"open_interest":1264.0,"volume":630.0,"delta":0.22,"gamma":0.0013,"vega":5.1117,"theta":-1.5017,"rho":0.9268,"theo":28.0658,"change":4.15,"open":29.04,"high":38.25,"low":29.04,"tick":"up","last_trade_price":32.05,"last_trade_time":"2026-02-18T15:51:34","percent_change":14.8745,"prev_day_close":30.1499996185303},{"option":"SPXW260313P07050000","bid":208.4,"bid_size":4.0,"ask":213.9,"ask_size":4.0,"iv":0.1335,"open_interest":3.0,"volume":1.0,"delta":-0.78,"gamma":0.0013,"vega":5.1117,"theta":-1.4421,"rho":-3.5032,"theo":211.6733,"change":-45.17,"open":171.43,"high":171.43,"low":171.43,"tick":"down","last_trade_price":171.43,"last_trade_time":"2026-02-18T11:13:40","percent_change":-20.8541,"prev_day_close":193.099998474121},{"option":"SPXW260313C07060000","bid":24.6,"bid_size":9.0,"ask":25.3,"ask_size":22.0,"iv":0.1323,"open_interest":245.0,"volume":65.0,"delta":0.2046,"gamma":0.0012,"vega":4.9147,"theta":-1.4193,"rho":0.8627,"theo":25.2226,"change":3.37,"open":33.05,"high":33.05,"low":26.45,"tick":"down","last_trade_price":28.47,"last_trade_time":"2026-02-18T15:52:15","percent_change":13.4263,"prev_day_close":27.0},{"option":"SPXW260313P07060000","bid":215.5,"bid_size":4.0,"ask":221.0,"ask_size":4.0,"iv":0.1317,"open_interest":6.0,"volume":0.0,"delta":-0.7954,"gamma":0.0012,"vega":4.9147,"theta":-1.3565,"rho":-3.5735,"theo":218.8036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":228.91,"last_trade_time":"2026-02-13T14:58:34","percent_change":0.0,"prev_day_close":200.0},{"option":"SPXW260313C07070000","bid":22.0,"bid_size":9.0,"ask":22.7,"ask_size":24.0,"iv":0.1307,"open_interest":476.0,"volume":11.0,"delta":0.1895,"gamma":0.0012,"vega":4.7074,"theta":-1.3358,"rho":0.7986,"theo":22.5619,"change":0.0,"open":23.4,"high":30.8,"low":22.5,"tick":"no_change","last_trade_price":22.5,"last_trade_time":"2026-02-18T15:24:02","percent_change":0.0,"prev_day_close":24.0999994277954},{"option":"SPXW260313P07070000","bid":222.8,"bid_size":4.0,"ask":228.5,"ask_size":4.0,"iv":0.1301,"open_interest":2.0,"volume":0.0,"delta":-0.8105,"gamma":0.0012,"vega":4.7074,"theta":-1.2697,"rho":-3.6439,"theo":226.1164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.0,"last_trade_time":"2026-02-11T09:56:20","percent_change":0.0,"prev_day_close":207.099998474121},{"option":"SPXW260313C07075000","bid":20.7,"bid_size":10.0,"ask":21.4,"ask_size":24.0,"iv":0.1298,"open_interest":234.0,"volume":17.0,"delta":0.1821,"gamma":0.0012,"vega":4.5989,"theta":-1.2937,"rho":0.7669,"theo":21.3017,"change":0.7,"open":22.1,"high":29.2,"low":22.0,"tick":"no_change","last_trade_price":22.0,"last_trade_time":"2026-02-18T15:06:29","percent_change":3.28638,"prev_day_close":22.75},{"option":"SPXW260313P07075000","bid":226.5,"bid_size":4.0,"ask":232.3,"ask_size":4.0,"iv":0.1293,"open_interest":13.0,"volume":0.0,"delta":-0.8179,"gamma":0.0012,"vega":4.5989,"theta":-1.226,"rho":-3.6787,"theo":229.843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":238.24,"last_trade_time":"2026-02-17T16:12:50","percent_change":0.0,"prev_day_close":210.649993896484},{"option":"SPXW260313C07080000","bid":19.6,"bid_size":9.0,"ask":20.3,"ask_size":34.0,"iv":0.1289,"open_interest":729.0,"volume":21.0,"delta":0.1747,"gamma":0.0012,"vega":4.4883,"theta":-1.2515,"rho":0.736,"theo":20.0885,"change":2.59,"open":26.98,"high":26.98,"low":22.74,"tick":"down","last_trade_price":22.74,"last_trade_time":"2026-02-18T16:00:02","percent_change":12.8536,"prev_day_close":21.4500007629395},{"option":"SPXW260313P07080000","bid":230.2,"bid_size":4.0,"ask":236.4,"ask_size":4.0,"iv":0.1287,"open_interest":2.0,"volume":0.0,"delta":-0.8253,"gamma":0.0012,"vega":4.4883,"theta":-1.1822,"rho":-3.7128,"theo":233.6165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.0,"last_trade_time":"2026-02-11T14:46:04","percent_change":0.0,"prev_day_close":214.0},{"option":"SPXW260313C07090000","bid":17.3,"bid_size":14.0,"ask":18.0,"ask_size":32.0,"iv":0.1274,"open_interest":212.0,"volume":4.0,"delta":0.1604,"gamma":0.0011,"vega":4.2648,"theta":-1.1672,"rho":0.6764,"theo":17.8019,"change":-1.37,"open":19.5,"high":24.2,"low":19.5,"tick":"down","last_trade_price":23.4,"last_trade_time":"2026-02-18T11:10:50","percent_change":-7.21053,"prev_day_close":19.0},{"option":"SPXW260313P07090000","bid":237.9,"bid_size":3.0,"ask":244.2,"ask_size":3.0,"iv":0.1272,"open_interest":3.0,"volume":0.0,"delta":-0.8396,"gamma":0.0011,"vega":4.2648,"theta":-1.0947,"rho":-3.7786,"theo":241.3035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.65,"last_trade_time":"2026-02-13T11:46:00","percent_change":0.0,"prev_day_close":221.5},{"option":"SPXW260313C07100000","bid":15.5,"bid_size":20.0,"ask":15.9,"ask_size":43.0,"iv":0.1262,"open_interest":2657.0,"volume":557.0,"delta":0.1466,"gamma":0.0011,"vega":4.0374,"theta":-1.0837,"rho":0.6181,"theo":15.7029,"change":1.79,"open":17.4,"high":22.52,"low":16.5,"tick":"down","last_trade_price":17.74,"last_trade_time":"2026-02-18T16:02:00","percent_change":11.2226,"prev_day_close":16.75},{"option":"SPXW260313P07100000","bid":245.4,"bid_size":3.0,"ask":252.1,"ask_size":3.0,"iv":0.1252,"open_interest":46.0,"volume":0.0,"delta":-0.8534,"gamma":0.0011,"vega":4.0374,"theta":-1.0079,"rho":-3.8432,"theo":249.178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":282.46,"last_trade_time":"2026-02-17T09:45:26","percent_change":0.0,"prev_day_close":229.400001525879},{"option":"SPXW260313C07110000","bid":13.6,"bid_size":20.0,"ask":14.1,"ask_size":53.0,"iv":0.1247,"open_interest":251.0,"volume":61.0,"delta":0.1335,"gamma":0.001,"vega":3.8034,"theta":-1.0018,"rho":0.5619,"theo":13.794,"change":2.1,"open":15.4,"high":20.02,"low":14.5,"tick":"up","last_trade_price":16.2,"last_trade_time":"2026-02-18T15:56:43","percent_change":14.8936,"prev_day_close":14.6999998092651},{"option":"SPXW260313P07110000","bid":253.9,"bid_size":3.0,"ask":259.9,"ask_size":3.0,"iv":0.1236,"open_interest":3.0,"volume":0.0,"delta":-0.8665,"gamma":0.001,"vega":3.8034,"theta":-0.9228,"rho":-3.9057,"theo":257.2426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":322.63,"last_trade_time":"2026-02-05T15:44:23","percent_change":0.0,"prev_day_close":237.25},{"option":"SPXW260313C07120000","bid":12.0,"bid_size":20.0,"ask":12.4,"ask_size":57.0,"iv":0.1233,"open_interest":305.0,"volume":49.0,"delta":0.121,"gamma":0.001,"vega":3.5694,"theta":-0.9221,"rho":0.5098,"theo":12.0705,"change":1.25,"open":13.02,"high":17.25,"low":12.06,"tick":"down","last_trade_price":13.7,"last_trade_time":"2026-02-18T16:02:00","percent_change":10.0402,"prev_day_close":12.9000000953674},{"option":"SPXW260313P07120000","bid":262.1,"bid_size":3.0,"ask":268.3,"ask_size":3.0,"iv":0.1222,"open_interest":8.0,"volume":0.0,"delta":-0.879,"gamma":0.001,"vega":3.5694,"theta":-0.8399,"rho":-3.9641,"theo":265.4927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.93,"last_trade_time":"2026-01-28T10:38:58","percent_change":0.0,"prev_day_close":245.449996948242},{"option":"SPXW260313C07125000","bid":11.2,"bid_size":20.0,"ask":11.6,"ask_size":41.0,"iv":0.1227,"open_interest":167.0,"volume":51.0,"delta":0.115,"gamma":0.0009,"vega":3.454,"theta":-0.8834,"rho":0.4846,"theo":11.2764,"change":0.01,"open":14.9,"high":16.2,"low":11.3,"tick":"up","last_trade_price":11.66,"last_trade_time":"2026-02-18T15:36:01","percent_change":0.0858361,"prev_day_close":12.0500001907349},{"option":"SPXW260313P07125000","bid":266.3,"bid_size":3.0,"ask":272.3,"ask_size":3.0,"iv":0.1211,"open_interest":29.0,"volume":0.0,"delta":-0.885,"gamma":0.0009,"vega":3.454,"theta":-0.7996,"rho":-3.9924,"theo":269.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":303.24,"last_trade_time":"2026-02-17T09:45:26","percent_change":0.0,"prev_day_close":249.599998474121},{"option":"SPXW260313C07130000","bid":10.5,"bid_size":20.0,"ask":10.9,"ask_size":61.0,"iv":0.122,"open_interest":182.0,"volume":27.0,"delta":0.1092,"gamma":0.0009,"vega":3.3391,"theta":-0.8456,"rho":0.46,"theo":10.5268,"change":1.0,"open":11.47,"high":14.82,"low":10.86,"tick":"down","last_trade_price":11.95,"last_trade_time":"2026-02-18T16:00:02","percent_change":9.13242,"prev_day_close":11.25},{"option":"SPXW260313P07130000","bid":270.5,"bid_size":3.0,"ask":276.8,"ask_size":3.0,"iv":0.1208,"open_interest":0.0,"volume":0.0,"delta":-0.8908,"gamma":0.0009,"vega":3.3391,"theta":-0.7601,"rho":-4.0201,"theo":273.9225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":253.850006103516},{"option":"SPXW260313C07140000","bid":9.1,"bid_size":20.0,"ask":9.6,"ask_size":79.0,"iv":0.121,"open_interest":180.0,"volume":15.0,"delta":0.0983,"gamma":0.0008,"vega":3.11,"theta":-0.7728,"rho":0.4133,"theo":9.1579,"change":1.0,"open":12.54,"high":12.57,"low":9.95,"tick":"no_change","last_trade_price":10.6,"last_trade_time":"2026-02-18T15:59:04","percent_change":10.4167,"prev_day_close":9.80000019073486},{"option":"SPXW260313P07140000","bid":279.1,"bid_size":3.0,"ask":285.8,"ask_size":3.0,"iv":0.12,"open_interest":5.0,"volume":0.0,"delta":-0.9017,"gamma":0.0008,"vega":3.11,"theta":-0.6841,"rho":-4.0731,"theo":282.5272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":262.299987792969},{"option":"SPXW260313C07150000","bid":7.9,"bid_size":27.0,"ask":8.4,"ask_size":96.0,"iv":0.1198,"open_interest":2033.0,"volume":129.0,"delta":0.0882,"gamma":0.0008,"vega":2.8872,"theta":-0.7042,"rho":0.3711,"theo":7.9528,"change":1.05,"open":8.56,"high":11.59,"low":8.1,"tick":"no_change","last_trade_price":9.5,"last_trade_time":"2026-02-18T15:57:32","percent_change":12.426,"prev_day_close":8.5},{"option":"SPXW260313P07150000","bid":287.9,"bid_size":3.0,"ask":294.3,"ask_size":3.0,"iv":0.1184,"open_interest":4.0,"volume":0.0,"delta":-0.9118,"gamma":0.0008,"vega":2.8872,"theta":-0.6123,"rho":-4.1216,"theo":291.2956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":288.38,"last_trade_time":"2026-02-17T14:29:37","percent_change":0.0,"prev_day_close":270.949996948242},{"option":"SPXW260313C07160000","bid":6.9,"bid_size":20.0,"ask":7.3,"ask_size":95.0,"iv":0.1186,"open_interest":83.0,"volume":8.0,"delta":0.0789,"gamma":0.0007,"vega":2.675,"theta":-0.6404,"rho":0.332,"theo":6.8996,"change":1.77,"open":7.47,"high":9.7,"low":7.47,"tick":"down","last_trade_price":9.12,"last_trade_time":"2026-02-18T12:46:39","percent_change":24.0816,"prev_day_close":7.34999990463257},{"option":"SPXW260313P07160000","bid":296.4,"bid_size":8.0,"ask":303.2,"ask_size":3.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9211,"gamma":0.0007,"vega":2.675,"theta":-0.5452,"rho":-4.167,"theo":300.2159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":279.800003051758},{"option":"SPXW260313C07170000","bid":5.9,"bid_size":20.0,"ask":6.3,"ask_size":69.0,"iv":0.1176,"open_interest":323.0,"volume":267.0,"delta":0.0705,"gamma":0.0007,"vega":2.4714,"theta":-0.5816,"rho":0.2962,"theo":5.9875,"change":-0.09,"open":6.44,"high":8.81,"low":6.16,"tick":"no_change","last_trade_price":6.31,"last_trade_time":"2026-02-18T15:40:17","percent_change":-1.40625,"prev_day_close":6.34999990463257},{"option":"SPXW260313P07170000","bid":305.8,"bid_size":3.0,"ask":312.4,"ask_size":3.0,"iv":0.1163,"open_interest":0.0,"volume":0.0,"delta":-0.9294,"gamma":0.0007,"vega":2.4714,"theta":-0.4831,"rho":-4.2091,"theo":309.2773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.49,"last_trade_time":"2026-01-29T11:27:58","percent_change":0.0,"prev_day_close":288.599990844727},{"option":"SPXW260313C07175000","bid":5.5,"bid_size":20.0,"ask":5.9,"ask_size":86.0,"iv":0.1173,"open_interest":559.0,"volume":174.0,"delta":0.0667,"gamma":0.0006,"vega":2.3735,"theta":-0.5541,"rho":0.28,"theo":5.5798,"change":0.6,"open":5.95,"high":8.21,"low":5.76,"tick":"no_change","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:56:57","percent_change":10.0,"prev_day_close":5.90000009536743},{"option":"SPXW260313P07175000","bid":310.4,"bid_size":3.0,"ask":317.0,"ask_size":3.0,"iv":0.116,"open_interest":355.0,"volume":0.0,"delta":-0.9333,"gamma":0.0006,"vega":2.3735,"theta":-0.454,"rho":-4.2284,"theo":313.8564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":225.16,"last_trade_time":"2026-02-10T15:11:58","percent_change":0.0,"prev_day_close":293.099990844727},{"option":"SPXW260313C07180000","bid":5.1,"bid_size":20.0,"ask":5.5,"ask_size":90.0,"iv":0.1166,"open_interest":241.0,"volume":12.0,"delta":0.063,"gamma":0.0006,"vega":2.279,"theta":-0.5278,"rho":0.2648,"theo":5.2017,"change":-0.24,"open":7.15,"high":7.57,"low":5.36,"tick":"down","last_trade_price":5.36,"last_trade_time":"2026-02-18T15:36:17","percent_change":-4.28571,"prev_day_close":5.5},{"option":"SPXW260313P07180000","bid":315.0,"bid_size":3.0,"ask":322.0,"ask_size":3.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.937,"gamma":0.0006,"vega":2.279,"theta":-0.4261,"rho":-4.2468,"theo":318.465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":297.800003051758},{"option":"SPXW260313C07190000","bid":4.4,"bid_size":26.0,"ask":4.8,"ask_size":124.0,"iv":0.1161,"open_interest":1012.0,"volume":371.0,"delta":0.0563,"gamma":0.0006,"vega":2.1009,"theta":-0.4791,"rho":0.2363,"theo":4.5279,"change":0.2,"open":6.1,"high":6.1,"low":4.69,"tick":"down","last_trade_price":5.05,"last_trade_time":"2026-02-18T15:59:04","percent_change":4.12371,"prev_day_close":4.70000004768372},{"option":"SPXW260313P07190000","bid":323.9,"bid_size":2.0,"ask":330.9,"ask_size":3.0,"iv":0.1146,"open_interest":0.0,"volume":0.0,"delta":-0.9437,"gamma":0.0006,"vega":2.1009,"theta":-0.3742,"rho":-4.2816,"theo":327.7647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":307.0},{"option":"SPXW260313C07200000","bid":3.8,"bid_size":46.0,"ask":4.2,"ask_size":166.0,"iv":0.1155,"open_interest":2244.0,"volume":515.0,"delta":0.0503,"gamma":0.0005,"vega":1.9357,"theta":-0.4353,"rho":0.2108,"theo":3.9536,"change":0.09,"open":4.77,"high":5.77,"low":4.25,"tick":"down","last_trade_price":4.34,"last_trade_time":"2026-02-18T16:12:42","percent_change":2.11765,"prev_day_close":4.04999995231628},{"option":"SPXW260313P07200000","bid":333.6,"bid_size":3.0,"ask":340.7,"ask_size":3.0,"iv":0.1152,"open_interest":5.0,"volume":0.0,"delta":-0.9497,"gamma":0.0005,"vega":1.9357,"theta":-0.3272,"rho":-4.3133,"theo":337.1639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":402.0,"last_trade_time":"2026-02-17T09:58:30","percent_change":0.0,"prev_day_close":316.400009155273},{"option":"SPXW260313C07210000","bid":3.2,"bid_size":106.0,"ask":3.6,"ask_size":148.0,"iv":0.1146,"open_interest":155.0,"volume":7.0,"delta":0.045,"gamma":0.0005,"vega":1.7829,"theta":-0.3962,"rho":0.1888,"theo":3.465,"change":-0.05,"open":4.45,"high":4.45,"low":3.65,"tick":"down","last_trade_price":3.65,"last_trade_time":"2026-02-18T14:53:29","percent_change":-1.35135,"prev_day_close":3.5},{"option":"SPXW260313P07210000","bid":343.0,"bid_size":3.0,"ask":349.8,"ask_size":3.0,"iv":0.1134,"open_interest":0.0,"volume":0.0,"delta":-0.955,"gamma":0.0005,"vega":1.7829,"theta":-0.2848,"rho":-4.3416,"theo":346.6489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":325.800003051758},{"option":"SPXW260313C07220000","bid":2.8,"bid_size":30.0,"ask":3.1,"ask_size":113.0,"iv":0.1141,"open_interest":383.0,"volume":295.0,"delta":0.0404,"gamma":0.0004,"vega":1.6439,"theta":-0.3614,"rho":0.1694,"theo":3.0492,"change":-0.23,"open":3.67,"high":4.4,"low":2.97,"tick":"no_change","last_trade_price":2.97,"last_trade_time":"2026-02-18T15:40:17","percent_change":-7.1875,"prev_day_close":3.0},{"option":"SPXW260313P07220000","bid":352.5,"bid_size":3.0,"ask":359.6,"ask_size":3.0,"iv":0.1137,"open_interest":0.0,"volume":0.0,"delta":-0.9596,"gamma":0.0004,"vega":1.6439,"theta":-0.2467,"rho":-4.3673,"theo":356.2066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.300003051758},{"option":"SPXW260313C07225000","bid":2.6,"bid_size":43.0,"ask":2.9,"ask_size":160.0,"iv":0.114,"open_interest":2793.0,"volume":48.0,"delta":0.0383,"gamma":0.0004,"vega":1.5793,"theta":-0.3454,"rho":0.1604,"theo":2.8653,"change":-0.03,"open":4.1,"high":4.1,"low":2.97,"tick":"down","last_trade_price":2.97,"last_trade_time":"2026-02-18T16:12:42","percent_change":-1.0,"prev_day_close":2.80000007152557},{"option":"SPXW260313P07225000","bid":357.0,"bid_size":1.0,"ask":364.4,"ask_size":2.0,"iv":0.1136,"open_interest":1.0,"volume":0.0,"delta":-0.9617,"gamma":0.0004,"vega":1.5793,"theta":-0.2292,"rho":-4.3794,"theo":361.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":305.95,"last_trade_time":"2026-01-23T14:41:51","percent_change":0.0,"prev_day_close":340.199996948242},{"option":"SPXW260313C07230000","bid":2.4,"bid_size":90.0,"ask":2.7,"ask_size":150.0,"iv":0.1137,"open_interest":330.0,"volume":244.0,"delta":0.0363,"gamma":0.0004,"vega":1.5177,"theta":-0.3304,"rho":0.152,"theo":2.6957,"change":0.575,"open":3.22,"high":3.6,"low":3.22,"tick":"down","last_trade_price":3.4,"last_trade_time":"2026-02-18T12:40:20","percent_change":20.354,"prev_day_close":2.60000002384186},{"option":"SPXW260313P07230000","bid":362.1,"bid_size":2.0,"ask":369.0,"ask_size":2.0,"iv":0.1126,"open_interest":0.0,"volume":0.0,"delta":-0.9637,"gamma":0.0004,"vega":1.5177,"theta":-0.2126,"rho":-4.391,"theo":365.8266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":344.850006103516},{"option":"SPXW260313C07240000","bid":2.05,"bid_size":114.0,"ask":2.35,"ask_size":128.0,"iv":0.1135,"open_interest":419.0,"volume":218.0,"delta":0.0328,"gamma":0.0004,"vega":1.4027,"theta":-0.303,"rho":0.1369,"theo":2.3948,"change":-0.265,"open":3.15,"high":3.15,"low":2.21,"tick":"down","last_trade_price":2.21,"last_trade_time":"2026-02-18T15:45:36","percent_change":-10.7071,"prev_day_close":2.25},{"option":"SPXW260313P07240000","bid":371.7,"bid_size":2.0,"ask":378.9,"ask_size":2.0,"iv":0.1132,"open_interest":0.0,"volume":0.0,"delta":-0.9672,"gamma":0.0004,"vega":1.4027,"theta":-0.1819,"rho":-4.4123,"theo":375.4992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":354.850006103516},{"option":"SPXW260313C07250000","bid":1.8,"bid_size":105.0,"ask":2.05,"ask_size":134.0,"iv":0.1132,"open_interest":772.0,"volume":49.0,"delta":0.0296,"gamma":0.0003,"vega":1.2981,"theta":-0.2786,"rho":0.1239,"theo":2.1373,"change":-0.08,"open":2.61,"high":2.82,"low":1.92,"tick":"up","last_trade_price":2.07,"last_trade_time":"2026-02-18T15:56:52","percent_change":-3.72093,"prev_day_close":1.92500001192093},{"option":"SPXW260313P07250000","bid":381.4,"bid_size":2.0,"ask":388.8,"ask_size":2.0,"iv":0.1141,"open_interest":0.0,"volume":0.0,"delta":-0.9704,"gamma":0.0003,"vega":1.2981,"theta":-0.1542,"rho":-4.4316,"theo":385.2152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.149993896484},{"option":"SPXW260313C07275000","bid":1.25,"bid_size":123.0,"ask":1.5,"ask_size":67.0,"iv":0.1131,"open_interest":592.0,"volume":22.0,"delta":0.0233,"gamma":0.0003,"vega":1.0773,"theta":-0.2285,"rho":0.0972,"theo":1.6382,"change":0.205,"open":1.61,"high":2.02,"low":1.6,"tick":"no_change","last_trade_price":1.78,"last_trade_time":"2026-02-18T13:34:45","percent_change":13.0159,"prev_day_close":1.375},{"option":"SPXW260313P07275000","bid":405.5,"bid_size":1.0,"ask":413.1,"ask_size":1.0,"iv":0.115,"open_interest":0.0,"volume":0.0,"delta":-0.9767,"gamma":0.0003,"vega":1.0773,"theta":-0.096,"rho":-4.474,"theo":409.6499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.75},{"option":"SPXW260313C07300000","bid":0.9,"bid_size":124.0,"ask":1.15,"ask_size":67.0,"iv":0.1139,"open_interest":2057.0,"volume":63.0,"delta":0.0186,"gamma":0.0002,"vega":0.9013,"theta":-0.19,"rho":0.0776,"theo":1.2841,"change":-0.175,"open":1.2,"high":1.46,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:31:31","percent_change":-14.8936,"prev_day_close":1.02500000596046},{"option":"SPXW260313P07300000","bid":430.0,"bid_size":1.0,"ask":437.7,"ask_size":1.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9814,"gamma":0.0002,"vega":0.9013,"theta":-0.0495,"rho":-4.5093,"theo":434.2297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.75},{"option":"SPXW260313C07325000","bid":0.65,"bid_size":127.0,"ask":0.9,"ask_size":90.0,"iv":0.1149,"open_interest":800.0,"volume":32.0,"delta":0.0151,"gamma":0.0002,"vega":0.7595,"theta":-0.1597,"rho":0.0625,"theo":1.0235,"change":-0.15,"open":0.91,"high":1.06,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:59:05","percent_change":-16.6667,"prev_day_close":0.800000011920929},{"option":"SPXW260313P07325000","bid":454.7,"bid_size":1.0,"ask":462.4,"ask_size":1.0,"iv":0.1184,"open_interest":0.0,"volume":0.0,"delta":-0.9849,"gamma":0.0002,"vega":0.7595,"theta":-0.0111,"rho":-4.5401,"theo":458.9028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":439.449996948242},{"option":"SPXW260313C07350000","bid":0.5,"bid_size":134.0,"ask":0.75,"ask_size":90.0,"iv":0.1168,"open_interest":723.0,"volume":42.0,"delta":0.0123,"gamma":0.0001,"vega":0.6438,"theta":-0.1352,"rho":0.051,"theo":0.8264,"change":-0.035,"open":0.73,"high":0.83,"low":0.69,"tick":"no_change","last_trade_price":0.69,"last_trade_time":"2026-02-18T14:32:31","percent_change":-4.82759,"prev_day_close":0.625},{"option":"SPXW260313P07350000","bid":479.5,"bid_size":1.0,"ask":487.1,"ask_size":1.0,"iv":0.1194,"open_interest":0.0,"volume":0.0,"delta":-0.9877,"gamma":0.0001,"vega":0.6436,"theta":0.0,"rho":-4.5673,"theo":483.6403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":403.58,"last_trade_time":"2026-02-06T15:47:07","percent_change":0.0,"prev_day_close":464.25},{"option":"SPXW260313C07375000","bid":0.4,"bid_size":55.0,"ask":0.6,"ask_size":90.0,"iv":0.1187,"open_interest":2826.0,"volume":4.0,"delta":0.0101,"gamma":0.0001,"vega":0.5487,"theta":-0.1155,"rho":0.042,"theo":0.676,"change":-0.005,"open":0.65,"high":0.65,"low":0.57,"tick":"down","last_trade_price":0.57,"last_trade_time":"2026-02-18T13:42:39","percent_change":-0.869563,"prev_day_close":0.5},{"option":"SPXW260313P07375000","bid":504.3,"bid_size":1.0,"ask":512.1,"ask_size":1.0,"iv":0.1215,"open_interest":0.0,"volume":0.0,"delta":-0.9899,"gamma":0.0001,"vega":0.5486,"theta":0.0,"rho":-4.5921,"theo":508.4236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":487.0},{"option":"SPXW260313C07400000","bid":0.3,"bid_size":69.0,"ask":0.55,"ask_size":90.0,"iv":0.1213,"open_interest":5527.0,"volume":18.0,"delta":0.0084,"gamma":0.0001,"vega":0.4708,"theta":-0.0996,"rho":0.0348,"theo":0.5603,"change":0.045,"open":0.45,"high":0.52,"low":0.45,"tick":"up","last_trade_price":0.52,"last_trade_time":"2026-02-18T13:07:19","percent_change":9.47368,"prev_day_close":0.424999997019768},{"option":"SPXW260313P07400000","bid":529.1,"bid_size":1.0,"ask":536.8,"ask_size":1.0,"iv":0.1256,"open_interest":0.0,"volume":0.0,"delta":-0.9916,"gamma":0.0001,"vega":0.4708,"theta":0.0,"rho":-4.6149,"theo":533.2416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.08,"last_trade_time":"2026-01-12T09:30:18","percent_change":0.0,"prev_day_close":512.899993896484},{"option":"SPXW260313C07425000","bid":0.25,"bid_size":38.0,"ask":0.45,"ask_size":67.0,"iv":0.1235,"open_interest":293.0,"volume":4.0,"delta":0.0071,"gamma":0.0001,"vega":0.4071,"theta":-0.0867,"rho":0.0293,"theo":0.4707,"change":0.02,"open":0.4,"high":0.42,"low":0.4,"tick":"no_change","last_trade_price":0.42,"last_trade_time":"2026-02-18T13:07:19","percent_change":5.0,"prev_day_close":0.350000008940697},{"option":"SPXW260313P07425000","bid":554.0,"bid_size":1.0,"ask":561.7,"ask_size":1.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.9929,"gamma":0.0001,"vega":0.407,"theta":0.0,"rho":-4.6361,"theo":558.0857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":425.87,"last_trade_time":"2026-01-27T10:38:04","percent_change":0.0,"prev_day_close":538.200012207031},{"option":"SPXW260313C07450000","bid":0.25,"bid_size":34.0,"ask":0.4,"ask_size":67.0,"iv":0.1272,"open_interest":338.0,"volume":4.0,"delta":0.006,"gamma":0.0001,"vega":0.3549,"theta":-0.0762,"rho":0.0249,"theo":0.401,"change":0.045,"open":0.39,"high":0.39,"low":0.37,"tick":"no_change","last_trade_price":0.37,"last_trade_time":"2026-02-18T13:03:34","percent_change":13.8462,"prev_day_close":0.325000002980232},{"option":"SPXW260313P07450000","bid":578.9,"bid_size":1.0,"ask":586.6,"ask_size":1.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":-0.994,"gamma":0.0001,"vega":0.3548,"theta":0.0,"rho":-4.6562,"theo":582.9497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":562.699981689453},{"option":"SPXW260313C07475000","bid":0.2,"bid_size":34.0,"ask":0.4,"ask_size":90.0,"iv":0.1307,"open_interest":5.0,"volume":0.0,"delta":0.0052,"gamma":0.0001,"vega":0.3123,"theta":-0.0678,"rho":0.0214,"theo":0.3468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-11T09:30:02","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260313P07475000","bid":603.8,"bid_size":1.0,"ask":611.5,"ask_size":1.0,"iv":0.1372,"open_interest":0.0,"volume":0.0,"delta":-0.9948,"gamma":0.0001,"vega":0.3122,"theta":0.0,"rho":-4.6754,"theo":607.8292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":587.799987792969},{"option":"SPXW260313C07500000","bid":0.2,"bid_size":34.0,"ask":0.35,"ask_size":67.0,"iv":0.134,"open_interest":502.0,"volume":2.0,"delta":0.0045,"gamma":0.0001,"vega":0.2772,"theta":-0.061,"rho":0.0186,"theo":0.304,"change":0.04,"open":0.27,"high":0.29,"low":0.27,"tick":"up","last_trade_price":0.29,"last_trade_time":"2026-02-18T12:21:14","percent_change":16.0,"prev_day_close":0.250000007450581},{"option":"SPXW260313P07500000","bid":628.7,"bid_size":1.0,"ask":636.4,"ask_size":1.0,"iv":0.1408,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0001,"vega":0.2771,"theta":0.0,"rho":-4.6939,"theo":632.7201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":612.149993896484},{"option":"SPXW260313C07525000","bid":0.15,"bid_size":40.0,"ask":0.35,"ask_size":67.0,"iv":0.1372,"open_interest":2001.0,"volume":0.0,"delta":0.004,"gamma":0.0,"vega":0.2482,"theta":-0.0554,"rho":0.0164,"theo":0.2698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.29,"last_trade_time":"2026-02-17T12:41:52","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260313P07525000","bid":653.6,"bid_size":1.0,"ask":661.3,"ask_size":1.0,"iv":0.1442,"open_interest":0.0,"volume":0.0,"delta":-0.996,"gamma":0.0,"vega":0.248,"theta":0.0,"rho":-4.7118,"theo":657.6197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.300018310547},{"option":"SPXW260313C07550000","bid":0.15,"bid_size":38.0,"ask":0.35,"ask_size":67.0,"iv":0.1416,"open_interest":4044.0,"volume":2.0,"delta":0.0036,"gamma":0.0,"vega":0.224,"theta":-0.0508,"rho":0.0146,"theo":0.2426,"change":-0.005,"open":0.3,"high":0.3,"low":0.22,"tick":"down","last_trade_price":0.22,"last_trade_time":"2026-02-18T10:04:37","percent_change":-2.22223,"prev_day_close":0.225000008940697},{"option":"SPXW260313P07550000","bid":678.5,"bid_size":1.0,"ask":686.2,"ask_size":1.0,"iv":0.1474,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.2237,"theta":0.0,"rho":-4.7294,"theo":682.526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":663.25},{"option":"SPXW260313C07600000","bid":0.1,"bid_size":63.0,"ask":0.3,"ask_size":67.0,"iv":0.1472,"open_interest":1068.0,"volume":7.0,"delta":0.0029,"gamma":0.0,"vega":0.1858,"theta":-0.0437,"rho":0.0118,"theo":0.2011,"change":0.0,"open":0.1,"high":0.2,"low":0.1,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:47:14","percent_change":-3.35276e-6,"prev_day_close":0.175000000745058},{"option":"SPXW260313P07600000","bid":728.4,"bid_size":1.0,"ask":736.2,"ask_size":1.0,"iv":0.1532,"open_interest":0.0,"volume":0.0,"delta":-0.9971,"gamma":0.0,"vega":0.1856,"theta":0.0,"rho":-4.7635,"theo":732.3522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":712.049987792969},{"option":"SPXW260313C07650000","bid":0.1,"bid_size":60.0,"ask":0.3,"ask_size":90.0,"iv":0.1557,"open_interest":161.0,"volume":2.0,"delta":0.0024,"gamma":0.0,"vega":0.1574,"theta":-0.0383,"rho":0.0098,"theo":0.1712,"change":0.005,"open":0.18,"high":0.18,"low":0.18,"tick":"no_change","last_trade_price":0.18,"last_trade_time":"2026-02-18T12:14:06","percent_change":2.85714,"prev_day_close":0.175000000745058},{"option":"SPXW260313P07650000","bid":778.2,"bid_size":1.0,"ask":785.9,"ask_size":1.0,"iv":0.1638,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.1571,"theta":0.0,"rho":-4.7969,"theo":782.1899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":761.849975585938},{"option":"SPXW260313C07700000","bid":0.1,"bid_size":41.0,"ask":0.25,"ask_size":67.0,"iv":0.1622,"open_interest":25.0,"volume":1.0,"delta":0.002,"gamma":0.0,"vega":0.1348,"theta":-0.0341,"rho":0.0083,"theo":0.1482,"change":0.0,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:06:52","percent_change":-2.48353e-7,"prev_day_close":0.150000002235174},{"option":"SPXW260313P07700000","bid":828.1,"bid_size":1.0,"ask":835.7,"ask_size":1.0,"iv":0.1687,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.1347,"theta":0.0,"rho":-4.8299,"theo":832.0344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.649993896484},{"option":"SPXW260313C07800000","bid":0.05,"bid_size":49.0,"ask":0.25,"ask_size":67.0,"iv":0.176,"open_interest":3029.0,"volume":2.0,"delta":0.0015,"gamma":0.0,"vega":0.1015,"theta":-0.0274,"rho":0.0061,"theo":0.1137,"change":-0.005,"open":0.12,"high":0.12,"low":0.12,"tick":"no_change","last_trade_price":0.12,"last_trade_time":"2026-02-18T15:46:44","percent_change":-4.0,"prev_day_close":0.150000002235174},{"option":"SPXW260313P07800000","bid":927.8,"bid_size":1.0,"ask":935.6,"ask_size":1.0,"iv":0.1831,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1011,"theta":0.0,"rho":-4.8949,"theo":931.735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":911.549987792969},{"option":"SPXW260313C08000000","bid":0.05,"bid_size":42.0,"ask":0.2,"ask_size":67.0,"iv":0.2044,"open_interest":2007.0,"volume":1.0,"delta":0.0008,"gamma":0.0,"vega":0.0585,"theta":-0.0176,"rho":0.0033,"theo":0.0673,"change":0.005,"open":0.08,"high":0.08,"low":0.08,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-02-18T12:14:06","percent_change":6.66666,"prev_day_close":0.100000003352761},{"option":"SPXW260313P08000000","bid":1127.2,"bid_size":1.0,"ask":1134.9,"ask_size":1.0,"iv":0.218,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0586,"theta":0.0,"rho":-5.0232,"theo":1131.1598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1110.84997558594},{"option":"SPXW260313C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":91.0,"iv":0.2298,"open_interest":14.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0344,"theta":-0.0113,"rho":0.0019,"theo":0.04,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T13:02:23","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260313P08200000","bid":1326.7,"bid_size":1.0,"ask":1334.5,"ask_size":1.0,"iv":0.2426,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0343,"theta":0.0,"rho":-5.1503,"theo":1330.6025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1309.34997558594},{"option":"SPXW260313C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":143.0,"iv":0.2583,"open_interest":14.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0201,"theta":-0.007,"rho":0.001,"theo":0.0233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-10T13:17:15","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260313P08400000","bid":1526.1,"bid_size":1.0,"ask":1533.8,"ask_size":1.0,"iv":0.2756,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.02,"theta":0.0,"rho":-5.2767,"theo":1530.0562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1510.25},{"option":"SPXW260313C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":157.0,"iv":0.2857,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0117,"theta":-0.0043,"rho":0.0006,"theo":0.0134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260313P08600000","bid":1725.6,"bid_size":1.0,"ask":1733.4,"ask_size":1.0,"iv":0.2949,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0117,"theta":0.0,"rho":-5.4028,"theo":1729.5168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1709.84997558594},{"option":"SPXW260313C08800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":67.0,"iv":0.3058,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0068,"theta":-0.0026,"rho":0.0003,"theo":0.0076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313P08800000","bid":1925.0,"bid_size":1.0,"ask":1932.7,"ask_size":1.0,"iv":0.327,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0068,"theta":0.0,"rho":-5.5286,"theo":1928.9814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1908.54998779297},{"option":"SPXW260313C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":144.0,"iv":0.3312,"open_interest":3.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0039,"theta":-0.0015,"rho":0.0002,"theo":0.0043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-01-27T11:18:35","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260313P09000000","bid":2124.5,"bid_size":1.0,"ask":2132.1,"ask_size":1.0,"iv":0.34,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0039,"theta":0.0,"rho":-5.6544,"theo":2128.4485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2108.55004882812},{"option":"SPXW260316C02800000","bid":4050.6,"bid_size":1.0,"ask":4058.4,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0176,"theta":0.0,"rho":1.8362,"theo":4054.5249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.25},{"option":"SPXW260316P02800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":44.0,"iv":0.989,"open_interest":27.0,"volume":1.0,"delta":-0.0003,"gamma":0.0,"vega":0.0176,"theta":-0.0312,"rho":-0.0012,"theo":0.1209,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:35:12","percent_change":-33.3333,"prev_day_close":0.0750000029802322},{"option":"SPXW260316C03000000","bid":3851.3,"bid_size":1.0,"ask":3859.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0222,"theta":0.0,"rho":1.967,"theo":3855.1031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.59997558594},{"option":"SPXW260316P03000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":153.0,"iv":0.9339,"open_interest":23.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0221,"theta":-0.0369,"rho":-0.0015,"theo":0.1466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-12T09:55:45","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260316C03200000","bid":3651.9,"bid_size":1.0,"ask":3659.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0279,"theta":0.0,"rho":2.0976,"theo":3655.6867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3674.05004882812},{"option":"SPXW260316P03200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":45.0,"iv":0.864,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0278,"theta":-0.0435,"rho":-0.0019,"theo":0.1777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260316C03400000","bid":3452.5,"bid_size":1.0,"ask":3460.2,"ask_size":1.0,"iv":0.0,"open_interest":3.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0349,"theta":0.0,"rho":2.2281,"theo":3456.2772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3543.84,"last_trade_time":"2026-01-30T10:33:12","percent_change":0.0,"prev_day_close":3474.94995117188},{"option":"SPXW260316P03400000","bid":0.05,"bid_size":116.0,"ask":0.25,"ask_size":41.0,"iv":0.8221,"open_interest":4.0,"volume":2.0,"delta":-0.0006,"gamma":0.0,"vega":0.0348,"theta":-0.0513,"rho":-0.0025,"theo":0.2156,"change":-0.1,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:19:09","percent_change":-40.0,"prev_day_close":0.100000003352761},{"option":"SPXW260316C03600000","bid":3253.1,"bid_size":1.0,"ask":3260.8,"ask_size":1.0,"iv":0.6882,"open_interest":3.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.044,"theta":0.0,"rho":2.3585,"theo":3256.8765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3344.99,"last_trade_time":"2026-01-30T10:33:12","percent_change":0.0,"prev_day_close":3276.79992675781},{"option":"SPXW260316P03600000","bid":0.1,"bid_size":144.0,"ask":0.35,"ask_size":144.0,"iv":0.7823,"open_interest":42.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0438,"theta":-0.0604,"rho":-0.0031,"theo":0.2617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-17T10:14:59","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260316C03800000","bid":3053.6,"bid_size":1.0,"ask":3061.4,"ask_size":1.0,"iv":0.7088,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0557,"theta":0.0,"rho":2.4886,"theo":3057.4886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3077.34997558594},{"option":"SPXW260316P03800000","bid":0.2,"bid_size":147.0,"ask":0.4,"ask_size":15.0,"iv":0.7371,"open_interest":226.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0555,"theta":-0.0717,"rho":-0.004,"theo":0.3209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.48,"last_trade_time":"2026-02-17T13:10:33","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260316C04000000","bid":2854.4,"bid_size":1.0,"ask":2862.1,"ask_size":1.0,"iv":0.6625,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0711,"theta":0.0,"rho":2.6185,"theo":2858.1196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2877.90002441406},{"option":"SPXW260316P04000000","bid":0.35,"bid_size":36.0,"ask":0.55,"ask_size":96.0,"iv":0.701,"open_interest":120.0,"volume":1.0,"delta":-0.0012,"gamma":0.0,"vega":0.0709,"theta":-0.0861,"rho":-0.0053,"theo":0.4,"change":-0.25,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T14:00:02","percent_change":-45.4545,"prev_day_close":0.375},{"option":"SPXW260316C04200000","bid":2655.1,"bid_size":1.0,"ask":2662.8,"ask_size":1.0,"iv":0.6317,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.0927,"theta":0.0,"rho":2.7478,"theo":2658.7802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2678.34997558594},{"option":"SPXW260316P04200000","bid":0.5,"bid_size":35.0,"ask":0.7,"ask_size":97.0,"iv":0.6582,"open_interest":9.0,"volume":4.0,"delta":-0.0016,"gamma":0.0,"vega":0.0927,"theta":-0.1052,"rho":-0.007,"theo":0.5094,"change":-0.225,"open":0.6,"high":0.6,"low":0.5,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T11:09:18","percent_change":-31.0345,"prev_day_close":0.525000005960464},{"option":"SPXW260316C04400000","bid":2455.9,"bid_size":1.0,"ask":2463.6,"ask_size":1.0,"iv":0.6026,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1228,"theta":0.0,"rho":2.8763,"theo":2459.4885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2478.15002441406},{"option":"SPXW260316P04400000","bid":0.7,"bid_size":33.0,"ask":0.9,"ask_size":97.0,"iv":0.6169,"open_interest":23.0,"volume":2.0,"delta":-0.0021,"gamma":0.0,"vega":0.1228,"theta":-0.131,"rho":-0.0096,"theo":0.6653,"change":-0.225,"open":0.7,"high":0.7,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T14:31:27","percent_change":-24.3243,"prev_day_close":0.699999988079071},{"option":"SPXW260316C04600000","bid":2256.7,"bid_size":1.0,"ask":2264.4,"ask_size":1.0,"iv":0.5648,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.1669,"theta":0.0,"rho":3.0035,"theo":2260.2703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2280.40002441406},{"option":"SPXW260316P04600000","bid":1.0,"bid_size":33.0,"ask":1.15,"ask_size":75.0,"iv":0.5769,"open_interest":158.0,"volume":22.0,"delta":-0.003,"gamma":0.0,"vega":0.1669,"theta":-0.1668,"rho":-0.0134,"theo":0.8947,"change":-0.225,"open":1.0,"high":1.0,"low":1.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-18T15:04:15","percent_change":-18.3673,"prev_day_close":0.900000005960464},{"option":"SPXW260316C04800000","bid":2057.6,"bid_size":1.0,"ask":2065.3,"ask_size":1.0,"iv":0.5276,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.23,"theta":0.0,"rho":3.1288,"theo":2061.1618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2080.40002441406},{"option":"SPXW260316P04800000","bid":1.3,"bid_size":135.0,"ask":1.5,"ask_size":75.0,"iv":0.5356,"open_interest":68.0,"volume":0.0,"delta":-0.0042,"gamma":0.0,"vega":0.23,"theta":-0.2159,"rho":-0.0191,"theo":1.2336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.85,"last_trade_time":"2026-02-17T12:56:47","percent_change":0.0,"prev_day_close":1.22499996423721},{"option":"SPXW260316C05000000","bid":1858.5,"bid_size":1.0,"ask":1866.3,"ask_size":1.0,"iv":0.4928,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":0.3204,"theta":0.0,"rho":3.2513,"theo":1862.2067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.54998779297},{"option":"SPXW260316P05000000","bid":1.75,"bid_size":102.0,"ask":1.95,"ask_size":74.0,"iv":0.4954,"open_interest":739.0,"volume":0.0,"delta":-0.0061,"gamma":0.0,"vega":0.3204,"theta":-0.2814,"rho":-0.0277,"theo":1.7261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-17T10:27:26","percent_change":0.0,"prev_day_close":1.60000002384186},{"option":"SPXW260316C05200000","bid":1659.8,"bid_size":1.0,"ask":1667.5,"ask_size":1.0,"iv":0.4523,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":0.4474,"theta":0.0,"rho":3.3696,"theo":1663.4562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1683.95001220703},{"option":"SPXW260316P05200000","bid":2.4,"bid_size":27.0,"ask":2.6,"ask_size":98.0,"iv":0.4567,"open_interest":992.0,"volume":980.0,"delta":-0.0089,"gamma":0.0,"vega":0.4474,"theta":-0.3656,"rho":-0.0404,"theo":2.4232,"change":-0.4,"open":2.02,"high":2.42,"low":1.9,"tick":"no_change","last_trade_price":2.35,"last_trade_time":"2026-02-18T15:27:55","percent_change":-14.5455,"prev_day_close":2.125},{"option":"SPXW260316C05400000","bid":1461.2,"bid_size":2.0,"ask":1469.0,"ask_size":2.0,"iv":0.4157,"open_interest":0.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":0.6219,"theta":0.0,"rho":3.4821,"theo":1464.9785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1484.70001220703},{"option":"SPXW260316P05400000","bid":3.3,"bid_size":24.0,"ask":3.5,"ask_size":95.0,"iv":0.418,"open_interest":505.0,"volume":122.0,"delta":-0.013,"gamma":0.0,"vega":0.6219,"theta":-0.4701,"rho":-0.059,"theo":3.393,"change":-0.93,"open":2.62,"high":2.77,"low":2.62,"tick":"up","last_trade_price":2.77,"last_trade_time":"2026-02-18T15:50:47","percent_change":-25.1351,"prev_day_close":2.92499995231628},{"option":"SPXW260316C05500000","bid":1362.0,"bid_size":2.0,"ask":1369.8,"ask_size":2.0,"iv":0.3974,"open_interest":1.0,"volume":0.0,"delta":0.9843,"gamma":0.0,"vega":0.7329,"theta":0.0,"rho":3.5351,"theo":1365.8762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1357.23,"last_trade_time":"2026-02-17T15:31:05","percent_change":0.0,"prev_day_close":1386.5},{"option":"SPXW260316P05500000","bid":3.8,"bid_size":117.0,"ask":4.1,"ask_size":91.0,"iv":0.3983,"open_interest":31.0,"volume":30.0,"delta":-0.0157,"gamma":0.0,"vega":0.7329,"theta":-0.5311,"rho":-0.0715,"theo":4.0145,"change":-0.41,"open":3.14,"high":3.89,"low":3.02,"tick":"up","last_trade_price":3.89,"last_trade_time":"2026-02-18T14:36:19","percent_change":-9.53488,"prev_day_close":3.39999997615814},{"option":"SPXW260316C05600000","bid":1263.0,"bid_size":2.0,"ask":1270.8,"ask_size":2.0,"iv":0.3786,"open_interest":0.0,"volume":0.0,"delta":0.9809,"gamma":0.0001,"vega":0.8643,"theta":-0.0576,"rho":3.5854,"theo":1266.8967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1286.34997558594},{"option":"SPXW260316P05600000","bid":4.5,"bid_size":120.0,"ask":4.8,"ask_size":36.0,"iv":0.3797,"open_interest":468.0,"volume":4.0,"delta":-0.0191,"gamma":0.0001,"vega":0.8643,"theta":-0.5994,"rho":-0.0867,"theo":4.7587,"change":-1.2,"open":3.8,"high":3.8,"low":3.8,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T10:04:19","percent_change":-24.0,"prev_day_close":4.04999995231628},{"option":"SPXW260316C05700000","bid":1164.3,"bid_size":2.0,"ask":1172.0,"ask_size":2.0,"iv":0.3592,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0001,"vega":1.0243,"theta":-0.178,"rho":3.6316,"theo":1168.0849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1188.5},{"option":"SPXW260316P05700000","bid":5.4,"bid_size":99.0,"ask":5.8,"ask_size":96.0,"iv":0.361,"open_interest":27.0,"volume":16.0,"delta":-0.0233,"gamma":0.0001,"vega":1.0243,"theta":-0.6771,"rho":-0.1061,"theo":5.6707,"change":-0.45,"open":5.3,"high":5.5,"low":4.19,"tick":"up","last_trade_price":5.5,"last_trade_time":"2026-02-18T15:22:26","percent_change":-7.56303,"prev_day_close":4.84999990463257},{"option":"SPXW260316C05800000","bid":1065.6,"bid_size":2.0,"ask":1073.4,"ask_size":4.0,"iv":0.3418,"open_interest":0.0,"volume":0.0,"delta":0.9714,"gamma":0.0001,"vega":1.2173,"theta":-0.3115,"rho":3.6727,"theo":1069.513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1088.84997558594},{"option":"SPXW260316P05800000","bid":6.6,"bid_size":87.0,"ask":6.9,"ask_size":68.0,"iv":0.3426,"open_interest":25.0,"volume":8.0,"delta":-0.0286,"gamma":0.0001,"vega":1.2173,"theta":-0.7677,"rho":-0.1305,"theo":6.8226,"change":-1.15,"open":6.3,"high":6.3,"low":6.0,"tick":"no_change","last_trade_price":6.0,"last_trade_time":"2026-02-18T14:30:20","percent_change":-16.0839,"prev_day_close":5.90000009536743},{"option":"SPXW260316C05875000","bid":991.9,"bid_size":2.0,"ask":999.7,"ask_size":2.0,"iv":0.3284,"open_interest":0.0,"volume":0.0,"delta":0.9663,"gamma":0.0001,"vega":1.3953,"theta":-0.4229,"rho":3.6983,"theo":995.8067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1014.89999389648},{"option":"SPXW260316P05875000","bid":7.7,"bid_size":83.0,"ask":8.1,"ask_size":88.0,"iv":0.3295,"open_interest":18.0,"volume":9.0,"delta":-0.0337,"gamma":0.0001,"vega":1.3953,"theta":-0.847,"rho":-0.154,"theo":7.9091,"change":-1.55,"open":7.4,"high":7.4,"low":6.8,"tick":"no_change","last_trade_price":6.8,"last_trade_time":"2026-02-18T15:59:49","percent_change":-18.5629,"prev_day_close":6.84999990463257},{"option":"SPXW260316C05900000","bid":967.4,"bid_size":2.0,"ask":975.2,"ask_size":2.0,"iv":0.3241,"open_interest":0.0,"volume":0.0,"delta":0.9643,"gamma":0.0001,"vega":1.4611,"theta":-0.4627,"rho":3.7056,"theo":971.2937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":991.049987792969},{"option":"SPXW260316P05900000","bid":8.1,"bid_size":84.0,"ask":8.5,"ask_size":79.0,"iv":0.3249,"open_interest":130.0,"volume":25.0,"delta":-0.0357,"gamma":0.0001,"vega":1.4611,"theta":-0.8761,"rho":-0.1631,"theo":8.327,"change":-1.75,"open":7.5,"high":7.8,"low":6.4,"tick":"down","last_trade_price":6.95,"last_trade_time":"2026-02-18T15:50:05","percent_change":-20.1149,"prev_day_close":7.20000004768372},{"option":"SPXW260316C05925000","bid":943.1,"bid_size":2.0,"ask":950.8,"ask_size":2.0,"iv":0.3196,"open_interest":0.0,"volume":0.0,"delta":0.9622,"gamma":0.0001,"vega":1.5302,"theta":-0.5041,"rho":3.7123,"theo":946.8132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":966.549987792969},{"option":"SPXW260316P05925000","bid":8.5,"bid_size":100.0,"ask":8.9,"ask_size":65.0,"iv":0.3202,"open_interest":0.0,"volume":0.0,"delta":-0.0378,"gamma":0.0001,"vega":1.5302,"theta":-0.9068,"rho":-0.1728,"theo":8.7775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.59999990463257},{"option":"SPXW260316C05950000","bid":918.6,"bid_size":2.0,"ask":926.2,"ask_size":3.0,"iv":0.3156,"open_interest":0.0,"volume":0.0,"delta":0.9599,"gamma":0.0001,"vega":1.6034,"theta":-0.547,"rho":3.7184,"theo":922.3684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":942.049987792969},{"option":"SPXW260316P05950000","bid":9.0,"bid_size":99.0,"ask":9.4,"ask_size":65.0,"iv":0.3159,"open_interest":0.0,"volume":0.0,"delta":-0.0401,"gamma":0.0001,"vega":1.6034,"theta":-0.939,"rho":-0.1831,"theo":9.2637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":8.04999995231628},{"option":"SPXW260316C05975000","bid":894.2,"bid_size":2.0,"ask":902.0,"ask_size":2.0,"iv":0.3113,"open_interest":0.0,"volume":0.0,"delta":0.9575,"gamma":0.0002,"vega":1.6817,"theta":-0.5916,"rho":3.7236,"theo":897.9626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":917.0},{"option":"SPXW260316P05975000","bid":9.6,"bid_size":38.0,"ask":10.0,"ask_size":79.0,"iv":0.3121,"open_interest":621.0,"volume":1.0,"delta":-0.0425,"gamma":0.0002,"vega":1.6817,"theta":-0.9729,"rho":-0.1942,"theo":9.7888,"change":-0.8,"open":9.4,"high":9.4,"low":9.4,"tick":"down","last_trade_price":9.4,"last_trade_time":"2026-02-18T15:21:04","percent_change":-7.84314,"prev_day_close":8.5},{"option":"SPXW260316C06000000","bid":869.8,"bid_size":4.0,"ask":877.4,"ask_size":3.0,"iv":0.3075,"open_interest":3.0,"volume":0.0,"delta":0.9548,"gamma":0.0002,"vega":1.7658,"theta":-0.638,"rho":3.7279,"theo":873.6,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":927.0,"last_trade_time":"2026-02-06T12:19:52","percent_change":0.0,"prev_day_close":893.149993896484},{"option":"SPXW260316P06000000","bid":10.1,"bid_size":103.0,"ask":10.5,"ask_size":58.0,"iv":0.308,"open_interest":94.0,"volume":0.0,"delta":-0.0452,"gamma":0.0002,"vega":1.7658,"theta":-1.0086,"rho":-0.2064,"theo":10.3571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":11.1,"last_trade_time":"2026-02-17T15:49:24","percent_change":0.0,"prev_day_close":8.9500002861023},{"option":"SPXW260316C06025000","bid":845.5,"bid_size":2.0,"ask":853.1,"ask_size":3.0,"iv":0.3033,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0002,"vega":1.8553,"theta":-0.6863,"rho":3.731,"theo":849.2853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":868.149993896484},{"option":"SPXW260316P06025000","bid":10.8,"bid_size":17.0,"ask":11.2,"ask_size":50.0,"iv":0.3037,"open_interest":39.0,"volume":0.0,"delta":-0.048,"gamma":0.0002,"vega":1.8553,"theta":-1.0462,"rho":-0.2196,"theo":10.9734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.6,"last_trade_time":"2026-02-13T14:31:55","percent_change":0.0,"prev_day_close":9.5},{"option":"SPXW260316C06050000","bid":821.3,"bid_size":4.0,"ask":829.1,"ask_size":2.0,"iv":0.2995,"open_interest":0.0,"volume":0.0,"delta":0.9489,"gamma":0.0002,"vega":1.9497,"theta":-0.7366,"rho":3.7329,"theo":825.0238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":844.450012207031},{"option":"SPXW260316P06050000","bid":11.4,"bid_size":69.0,"ask":11.9,"ask_size":49.0,"iv":0.2997,"open_interest":57.0,"volume":17.0,"delta":-0.0511,"gamma":0.0002,"vega":1.9497,"theta":-1.0858,"rho":-0.2341,"theo":11.6428,"change":-1.3,"open":10.8,"high":10.8,"low":10.8,"tick":"down","last_trade_price":10.8,"last_trade_time":"2026-02-18T14:52:38","percent_change":-10.7438,"prev_day_close":10.0499997138977},{"option":"SPXW260316C06075000","bid":797.3,"bid_size":3.0,"ask":804.9,"ask_size":2.0,"iv":0.2959,"open_interest":0.0,"volume":0.0,"delta":0.9455,"gamma":0.0002,"vega":2.0486,"theta":-0.7889,"rho":3.7338,"theo":800.8203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.149993896484},{"option":"SPXW260316P06075000","bid":12.2,"bid_size":30.0,"ask":12.6,"ask_size":48.0,"iv":0.2954,"open_interest":43.0,"volume":0.0,"delta":-0.0545,"gamma":0.0002,"vega":2.0486,"theta":-1.1274,"rho":-0.2496,"theo":12.3703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.23,"last_trade_time":"2026-02-17T15:08:47","percent_change":0.0,"prev_day_close":10.7000002861023},{"option":"SPXW260316C06100000","bid":773.2,"bid_size":3.0,"ask":780.7,"ask_size":2.0,"iv":0.2918,"open_interest":0.0,"volume":0.0,"delta":0.9419,"gamma":0.0002,"vega":2.1529,"theta":-0.8433,"rho":3.7336,"theo":776.6796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":795.199981689453},{"option":"SPXW260316P06100000","bid":13.0,"bid_size":15.0,"ask":13.4,"ask_size":47.0,"iv":0.2914,"open_interest":102.0,"volume":5.0,"delta":-0.0581,"gamma":0.0002,"vega":2.1529,"theta":-1.1711,"rho":-0.2662,"theo":13.1605,"change":-2.65,"open":9.7,"high":11.0,"low":9.7,"tick":"up","last_trade_price":11.0,"last_trade_time":"2026-02-18T15:50:05","percent_change":-19.4139,"prev_day_close":11.3499999046326},{"option":"SPXW260316C06125000","bid":749.0,"bid_size":3.0,"ask":756.4,"ask_size":4.0,"iv":0.2876,"open_interest":0.0,"volume":0.0,"delta":0.938,"gamma":0.0002,"vega":2.2641,"theta":-0.8998,"rho":3.7321,"theo":752.6067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.049987792969},{"option":"SPXW260316P06125000","bid":13.8,"bid_size":32.0,"ask":14.2,"ask_size":31.0,"iv":0.2873,"open_interest":43.0,"volume":0.0,"delta":-0.062,"gamma":0.0002,"vega":2.2641,"theta":-1.2169,"rho":-0.284,"theo":14.0186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-17T15:49:22","percent_change":0.0,"prev_day_close":12.0999999046326},{"option":"SPXW260316C06150000","bid":725.0,"bid_size":3.0,"ask":732.4,"ask_size":2.0,"iv":0.2836,"open_interest":0.0,"volume":0.0,"delta":0.9337,"gamma":0.0002,"vega":2.3832,"theta":-0.9585,"rho":3.729,"theo":728.6079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":746.900024414062},{"option":"SPXW260316P06150000","bid":14.7,"bid_size":63.0,"ask":15.2,"ask_size":45.0,"iv":0.2834,"open_interest":55.0,"volume":2.0,"delta":-0.0663,"gamma":0.0002,"vega":2.3832,"theta":-1.2649,"rho":-0.3036,"theo":14.9507,"change":-1.25,"open":14.2,"high":14.2,"low":14.2,"tick":"down","last_trade_price":14.2,"last_trade_time":"2026-02-18T15:30:10","percent_change":-8.09062,"prev_day_close":12.9000000953674},{"option":"SPXW260316C06175000","bid":701.1,"bid_size":3.0,"ask":708.4,"ask_size":3.0,"iv":0.2795,"open_interest":0.0,"volume":0.0,"delta":0.9291,"gamma":0.0003,"vega":2.5094,"theta":-1.0193,"rho":3.7239,"theo":704.6907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":723.25},{"option":"SPXW260316P06175000","bid":15.7,"bid_size":42.0,"ask":16.2,"ask_size":29.0,"iv":0.2792,"open_interest":116.0,"volume":8.0,"delta":-0.0709,"gamma":0.0003,"vega":2.5094,"theta":-1.315,"rho":-0.325,"theo":15.9644,"change":-1.3,"open":11.28,"high":15.15,"low":11.28,"tick":"up","last_trade_price":15.15,"last_trade_time":"2026-02-18T15:30:10","percent_change":-7.90273,"prev_day_close":13.7999997138977},{"option":"SPXW260316C06200000","bid":677.5,"bid_size":3.0,"ask":684.5,"ask_size":3.0,"iv":0.2759,"open_interest":0.0,"volume":0.0,"delta":0.9242,"gamma":0.0003,"vega":2.6409,"theta":-1.0822,"rho":3.717,"theo":680.8624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":698.700012207031},{"option":"SPXW260316P06200000","bid":16.8,"bid_size":41.0,"ask":17.3,"ask_size":28.0,"iv":0.2753,"open_interest":129.0,"volume":7.0,"delta":-0.0758,"gamma":0.0003,"vega":2.6409,"theta":-1.3672,"rho":-0.3482,"theo":17.0671,"change":-4.22,"open":11.96,"high":13.33,"low":11.96,"tick":"up","last_trade_price":13.33,"last_trade_time":"2026-02-18T13:34:26","percent_change":-24.0456,"prev_day_close":14.75},{"option":"SPXW260316C06225000","bid":653.8,"bid_size":3.0,"ask":661.1,"ask_size":2.0,"iv":0.2721,"open_interest":0.0,"volume":0.0,"delta":0.9188,"gamma":0.0003,"vega":2.7778,"theta":-1.1471,"rho":3.7087,"theo":657.1293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":675.699981689453},{"option":"SPXW260316P06225000","bid":18.0,"bid_size":12.0,"ask":18.5,"ask_size":27.0,"iv":0.2715,"open_interest":38.0,"volume":0.0,"delta":-0.0812,"gamma":0.0003,"vega":2.7778,"theta":-1.4214,"rho":-0.373,"theo":18.2649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.2,"last_trade_time":"2026-02-17T09:44:50","percent_change":0.0,"prev_day_close":15.75},{"option":"SPXW260316C06250000","bid":630.0,"bid_size":3.0,"ask":637.5,"ask_size":2.0,"iv":0.268,"open_interest":0.0,"volume":0.0,"delta":0.913,"gamma":0.0003,"vega":2.9222,"theta":-1.214,"rho":3.6986,"theo":633.4974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":651.0},{"option":"SPXW260316P06250000","bid":19.2,"bid_size":13.0,"ask":19.8,"ask_size":20.0,"iv":0.2676,"open_interest":115.0,"volume":3.0,"delta":-0.087,"gamma":0.0003,"vega":2.9222,"theta":-1.4775,"rho":-0.3995,"theo":19.564,"change":-5.85,"open":13.61,"high":14.1,"low":13.61,"tick":"up","last_trade_price":14.1,"last_trade_time":"2026-02-18T12:13:45","percent_change":-29.3233,"prev_day_close":16.8500003814697},{"option":"SPXW260316C06275000","bid":606.2,"bid_size":2.0,"ask":613.4,"ask_size":3.0,"iv":0.2631,"open_interest":0.0,"volume":0.0,"delta":0.9067,"gamma":0.0004,"vega":3.0758,"theta":-1.2825,"rho":3.686,"theo":609.9745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.399993896484},{"option":"SPXW260316P06275000","bid":20.6,"bid_size":12.0,"ask":21.2,"ask_size":20.0,"iv":0.2638,"open_interest":110.0,"volume":3.0,"delta":-0.0933,"gamma":0.0004,"vega":3.0758,"theta":-1.5354,"rho":-0.4284,"theo":20.972,"change":-2.33,"open":14.61,"high":19.02,"low":14.61,"tick":"up","last_trade_price":19.02,"last_trade_time":"2026-02-18T15:02:14","percent_change":-10.9134,"prev_day_close":18.0500001907349},{"option":"SPXW260316C06300000","bid":582.8,"bid_size":3.0,"ask":590.0,"ask_size":3.0,"iv":0.2595,"open_interest":0.0,"volume":0.0,"delta":0.9,"gamma":0.0004,"vega":3.2369,"theta":-1.3526,"rho":3.6707,"theo":586.5704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":604.050018310547},{"option":"SPXW260316P06300000","bid":22.1,"bid_size":12.0,"ask":22.8,"ask_size":18.0,"iv":0.2599,"open_interest":244.0,"volume":30.0,"delta":-0.1,"gamma":0.0004,"vega":3.2369,"theta":-1.5948,"rho":-0.4601,"theo":22.4989,"change":-2.51,"open":16.18,"high":20.34,"low":16.18,"tick":"up","last_trade_price":20.34,"last_trade_time":"2026-02-18T15:02:14","percent_change":-10.9847,"prev_day_close":19.3500003814697},{"option":"SPXW260316C06325000","bid":560.0,"bid_size":3.0,"ask":567.2,"ask_size":2.0,"iv":0.2568,"open_interest":0.0,"volume":0.0,"delta":0.8927,"gamma":0.0004,"vega":3.4027,"theta":-1.4241,"rho":3.6531,"theo":563.2943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.200012207031},{"option":"SPXW260316P06325000","bid":23.7,"bid_size":11.0,"ask":24.4,"ask_size":18.0,"iv":0.256,"open_interest":44.0,"volume":4.0,"delta":-0.1073,"gamma":0.0004,"vega":3.4027,"theta":-1.6556,"rho":-0.4941,"theo":24.1537,"change":-3.42,"open":17.45,"high":17.45,"low":17.45,"tick":"down","last_trade_price":17.45,"last_trade_time":"2026-02-18T12:12:34","percent_change":-13.9592,"prev_day_close":20.75},{"option":"SPXW260316C06350000","bid":536.3,"bid_size":4.0,"ask":543.4,"ask_size":3.0,"iv":0.2516,"open_interest":0.0,"volume":0.0,"delta":0.8848,"gamma":0.0004,"vega":3.5736,"theta":-1.4967,"rho":3.6334,"theo":540.1534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":557.0},{"option":"SPXW260316P06350000","bid":25.5,"bid_size":11.0,"ask":26.2,"ask_size":16.0,"iv":0.2522,"open_interest":72.0,"volume":0.0,"delta":-0.1152,"gamma":0.0004,"vega":3.5736,"theta":-1.7174,"rho":-0.5302,"theo":25.9437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.8,"last_trade_time":"2026-02-17T15:49:24","percent_change":0.0,"prev_day_close":22.3000001907349},{"option":"SPXW260316C06375000","bid":513.8,"bid_size":3.0,"ask":520.8,"ask_size":2.0,"iv":0.2491,"open_interest":0.0,"volume":0.0,"delta":0.8764,"gamma":0.0004,"vega":3.7528,"theta":-1.57,"rho":3.611,"theo":517.1551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":533.5},{"option":"SPXW260316P06375000","bid":27.4,"bid_size":11.0,"ask":28.1,"ask_size":15.0,"iv":0.2484,"open_interest":35.0,"volume":4.0,"delta":-0.1236,"gamma":0.0004,"vega":3.7528,"theta":-1.78,"rho":-0.569,"theo":27.8764,"change":-8.0,"open":20.15,"high":20.15,"low":20.15,"tick":"down","last_trade_price":20.15,"last_trade_time":"2026-02-18T12:12:34","percent_change":-28.4192,"prev_day_close":24.0},{"option":"SPXW260316C06400000","bid":491.0,"bid_size":3.0,"ask":497.4,"ask_size":3.0,"iv":0.2446,"open_interest":0.0,"volume":0.0,"delta":0.8673,"gamma":0.0005,"vega":3.9406,"theta":-1.6436,"rho":3.5849,"theo":494.3111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":510.950012207031},{"option":"SPXW260316P06400000","bid":29.5,"bid_size":10.0,"ask":30.2,"ask_size":14.0,"iv":0.2446,"open_interest":139.0,"volume":26.0,"delta":-0.1327,"gamma":0.0005,"vega":3.9406,"theta":-1.843,"rho":-0.6115,"theo":29.9634,"change":-8.6,"open":28.0,"high":28.0,"low":21.6,"tick":"down","last_trade_price":21.6,"last_trade_time":"2026-02-18T11:51:22","percent_change":-28.4768,"prev_day_close":25.8000001907349},{"option":"SPXW260316C06425000","bid":468.3,"bid_size":3.0,"ask":474.7,"ask_size":3.0,"iv":0.2408,"open_interest":0.0,"volume":0.0,"delta":0.8575,"gamma":0.0005,"vega":4.1327,"theta":-1.7173,"rho":3.5554,"theo":471.6344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":487.400009155273},{"option":"SPXW260316P06425000","bid":31.8,"bid_size":10.0,"ask":32.4,"ask_size":13.0,"iv":0.2409,"open_interest":84.0,"volume":0.0,"delta":-0.1425,"gamma":0.0005,"vega":4.1327,"theta":-1.906,"rho":-0.6573,"theo":32.2176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.1,"last_trade_time":"2026-02-17T15:49:24","percent_change":0.0,"prev_day_close":27.75},{"option":"SPXW260316C06450000","bid":445.8,"bid_size":3.0,"ask":452.6,"ask_size":3.0,"iv":0.2374,"open_interest":3.0,"volume":0.0,"delta":0.847,"gamma":0.0006,"vega":4.3272,"theta":-1.7906,"rho":3.5234,"theo":449.1348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":557.05,"last_trade_time":"2026-01-30T09:38:39","percent_change":0.0,"prev_day_close":464.649993896484},{"option":"SPXW260316P06450000","bid":34.2,"bid_size":10.0,"ask":34.9,"ask_size":12.0,"iv":0.237,"open_interest":190.0,"volume":5.0,"delta":-0.153,"gamma":0.0006,"vega":4.3272,"theta":-1.9686,"rho":-0.7057,"theo":34.6489,"change":-10.62,"open":28.85,"high":28.85,"low":23.45,"tick":"up","last_trade_price":24.28,"last_trade_time":"2026-02-18T13:09:38","percent_change":-30.4298,"prev_day_close":29.9000005722046},{"option":"SPXW260316C06475000","bid":423.6,"bid_size":3.0,"ask":429.7,"ask_size":3.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8358,"gamma":0.0006,"vega":4.5281,"theta":-1.863,"rho":3.488,"theo":426.8219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.949996948242},{"option":"SPXW260316P06475000","bid":36.8,"bid_size":9.0,"ask":37.5,"ask_size":11.0,"iv":0.2331,"open_interest":79.0,"volume":3.0,"delta":-0.1642,"gamma":0.0006,"vega":4.5281,"theta":-2.0302,"rho":-0.7575,"theo":37.267,"change":-3.65,"open":27.38,"high":33.85,"low":26.22,"tick":"up","last_trade_price":33.85,"last_trade_time":"2026-02-18T15:32:00","percent_change":-9.73333,"prev_day_close":32.2000007629394},{"option":"SPXW260316C06500000","bid":401.4,"bid_size":4.0,"ask":407.9,"ask_size":4.0,"iv":0.2293,"open_interest":0.0,"volume":0.0,"delta":0.8237,"gamma":0.0006,"vega":4.7362,"theta":-1.934,"rho":3.4477,"theo":404.7117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.600006103516},{"option":"SPXW260316P06500000","bid":39.6,"bid_size":9.0,"ask":40.4,"ask_size":11.0,"iv":0.2292,"open_interest":313.0,"volume":170.0,"delta":-0.1763,"gamma":0.0006,"vega":4.7362,"theta":-2.0905,"rho":-0.8142,"theo":40.0877,"change":-6.3,"open":29.58,"high":36.45,"low":27.35,"tick":"up","last_trade_price":34.1,"last_trade_time":"2026-02-18T16:02:41","percent_change":-15.5941,"prev_day_close":34.7000007629394},{"option":"SPXW260316C06525000","bid":379.5,"bid_size":4.0,"ask":386.1,"ask_size":4.0,"iv":0.2254,"open_interest":0.0,"volume":0.0,"delta":0.8108,"gamma":0.0007,"vega":4.9458,"theta":-2.0029,"rho":3.4032,"theo":382.8229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.75},{"option":"SPXW260316P06525000","bid":42.7,"bid_size":9.0,"ask":43.5,"ask_size":11.0,"iv":0.2254,"open_interest":127.0,"volume":18.0,"delta":-0.1892,"gamma":0.0007,"vega":4.9458,"theta":-2.1488,"rho":-0.8751,"theo":43.1299,"change":-13.76,"open":33.57,"high":33.57,"low":29.69,"tick":"down","last_trade_price":29.69,"last_trade_time":"2026-02-18T11:08:29","percent_change":-31.6686,"prev_day_close":37.4500007629394},{"option":"SPXW260316C06550000","bid":357.6,"bid_size":4.0,"ask":363.9,"ask_size":4.0,"iv":0.2206,"open_interest":3.0,"volume":0.0,"delta":0.7969,"gamma":0.0007,"vega":5.155,"theta":-2.0694,"rho":3.3554,"theo":361.1699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":467.6,"last_trade_time":"2026-01-30T09:38:39","percent_change":0.0,"prev_day_close":375.900009155273},{"option":"SPXW260316P06550000","bid":46.0,"bid_size":8.0,"ask":46.8,"ask_size":10.0,"iv":0.2214,"open_interest":327.0,"volume":233.0,"delta":-0.2031,"gamma":0.0007,"vega":5.155,"theta":-2.2045,"rho":-0.9392,"theo":46.4078,"change":-4.91,"open":35.55,"high":41.94,"low":32.13,"tick":"no_change","last_trade_price":41.94,"last_trade_time":"2026-02-18T15:05:40","percent_change":-10.4803,"prev_day_close":40.3499984741211},{"option":"SPXW260316C06570000","bid":340.8,"bid_size":4.0,"ask":346.8,"ask_size":4.0,"iv":0.2178,"open_interest":0.0,"volume":0.0,"delta":0.785,"gamma":0.0007,"vega":5.3252,"theta":-2.1202,"rho":3.3138,"theo":344.0278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":357.800003051758},{"option":"SPXW260316P06570000","bid":48.8,"bid_size":9.0,"ask":49.6,"ask_size":10.0,"iv":0.2182,"open_interest":7.0,"volume":7.0,"delta":-0.215,"gamma":0.0007,"vega":5.3252,"theta":-2.2468,"rho":-0.9939,"theo":49.2104,"change":35.6,"open":35.6,"high":35.6,"low":35.6,"tick":"up","last_trade_price":35.6,"last_trade_time":"2026-02-18T12:40:32","percent_change":0.0,"prev_day_close":42.8499984741211},{"option":"SPXW260316C06575000","bid":336.2,"bid_size":4.0,"ask":342.5,"ask_size":4.0,"iv":0.2166,"open_interest":2.0,"volume":0.0,"delta":0.782,"gamma":0.0008,"vega":5.3682,"theta":-2.1326,"rho":3.3027,"theo":339.7689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":298.33,"last_trade_time":"2026-02-17T10:29:35","percent_change":0.0,"prev_day_close":353.5},{"option":"SPXW260316P06575000","bid":49.5,"bid_size":9.0,"ask":50.4,"ask_size":10.0,"iv":0.2173,"open_interest":61.0,"volume":2.0,"delta":-0.218,"gamma":0.0008,"vega":5.3682,"theta":-2.257,"rho":-1.0083,"theo":49.9377,"change":-13.74,"open":48.08,"high":48.08,"low":36.71,"tick":"down","last_trade_price":36.71,"last_trade_time":"2026-02-18T12:14:20","percent_change":-27.2349,"prev_day_close":43.5499992370606},{"option":"SPXW260316C06580000","bid":332.0,"bid_size":4.0,"ask":338.5,"ask_size":4.0,"iv":0.216,"open_interest":0.0,"volume":0.0,"delta":0.7789,"gamma":0.0008,"vega":5.4114,"theta":-2.1448,"rho":3.2914,"theo":335.5212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":349.199996948242},{"option":"SPXW260316P06580000","bid":50.3,"bid_size":8.0,"ask":51.1,"ask_size":10.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":-0.2211,"gamma":0.0008,"vega":5.4114,"theta":-2.2671,"rho":-1.0229,"theo":50.6762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":44.25},{"option":"SPXW260316C06590000","bid":323.5,"bid_size":4.0,"ask":329.8,"ask_size":4.0,"iv":0.2141,"open_interest":0.0,"volume":0.0,"delta":0.7725,"gamma":0.0008,"vega":5.4978,"theta":-2.1687,"rho":3.268,"theo":327.06,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":340.699996948242},{"option":"SPXW260316P06590000","bid":51.8,"bid_size":8.0,"ask":52.6,"ask_size":10.0,"iv":0.215,"open_interest":1.0,"volume":1.0,"delta":-0.2275,"gamma":0.0008,"vega":5.4978,"theta":-2.2867,"rho":-1.0528,"theo":52.1875,"change":43.8,"open":43.8,"high":43.8,"low":43.8,"tick":"up","last_trade_price":43.8,"last_trade_time":"2026-02-18T14:27:29","percent_change":0.0,"prev_day_close":45.5499992370606},{"option":"SPXW260316C06600000","bid":315.2,"bid_size":4.0,"ask":321.7,"ask_size":4.0,"iv":0.2129,"open_interest":3.0,"volume":0.0,"delta":0.766,"gamma":0.0008,"vega":5.5837,"theta":-2.1919,"rho":3.2437,"theo":318.6462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":325.5,"last_trade_time":"2026-02-12T13:16:24","percent_change":0.0,"prev_day_close":331.949996948242},{"option":"SPXW260316P06600000","bid":53.4,"bid_size":8.0,"ask":54.2,"ask_size":10.0,"iv":0.2133,"open_interest":291.0,"volume":4.0,"delta":-0.234,"gamma":0.0008,"vega":5.5837,"theta":-2.3056,"rho":-1.0837,"theo":53.746,"change":-9.37,"open":51.87,"high":51.87,"low":39.73,"tick":"up","last_trade_price":44.98,"last_trade_time":"2026-02-18T15:49:47","percent_change":-17.2401,"prev_day_close":47.0},{"option":"SPXW260316C06610000","bid":306.8,"bid_size":4.0,"ask":313.0,"ask_size":4.0,"iv":0.2109,"open_interest":0.0,"volume":0.0,"delta":0.7593,"gamma":0.0008,"vega":5.6686,"theta":-2.2143,"rho":3.2187,"theo":310.2811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":323.600006103516},{"option":"SPXW260316P06610000","bid":55.0,"bid_size":8.0,"ask":55.8,"ask_size":10.0,"iv":0.2117,"open_interest":0.0,"volume":0.0,"delta":-0.2407,"gamma":0.0008,"vega":5.6686,"theta":-2.3237,"rho":-1.1152,"theo":55.3532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":48.4500007629394},{"option":"SPXW260316C06620000","bid":298.5,"bid_size":4.0,"ask":304.7,"ask_size":4.0,"iv":0.2093,"open_interest":0.0,"volume":0.0,"delta":0.7524,"gamma":0.0008,"vega":5.7524,"theta":-2.2359,"rho":3.1931,"theo":301.9658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":315.25},{"option":"SPXW260316P06620000","bid":56.7,"bid_size":8.0,"ask":57.5,"ask_size":10.0,"iv":0.2101,"open_interest":6.0,"volume":6.0,"delta":-0.2476,"gamma":0.0008,"vega":5.7524,"theta":-2.3411,"rho":-1.1474,"theo":57.0103,"change":46.7,"open":43.1,"high":47.2,"low":43.1,"tick":"down","last_trade_price":46.7,"last_trade_time":"2026-02-18T15:54:27","percent_change":0.0,"prev_day_close":49.9500007629394},{"option":"SPXW260316C06625000","bid":294.4,"bid_size":4.0,"ask":300.5,"ask_size":4.0,"iv":0.2084,"open_interest":4.0,"volume":0.0,"delta":0.7489,"gamma":0.0008,"vega":5.794,"theta":-2.2464,"rho":3.1801,"theo":297.8271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":373.6,"last_trade_time":"2026-02-09T09:48:08","percent_change":0.0,"prev_day_close":311.0},{"option":"SPXW260316P06625000","bid":57.5,"bid_size":8.0,"ask":58.3,"ask_size":9.0,"iv":0.2092,"open_interest":75.0,"volume":4.0,"delta":-0.2511,"gamma":0.0008,"vega":5.794,"theta":-2.3494,"rho":-1.1636,"theo":57.8579,"change":-16.68,"open":54.5,"high":54.5,"low":41.87,"tick":"down","last_trade_price":41.87,"last_trade_time":"2026-02-18T13:15:44","percent_change":-28.4885,"prev_day_close":50.75},{"option":"SPXW260316C06630000","bid":290.3,"bid_size":4.0,"ask":296.7,"ask_size":4.0,"iv":0.2079,"open_interest":0.0,"volume":0.0,"delta":0.7453,"gamma":0.0008,"vega":5.8354,"theta":-2.2567,"rho":3.1669,"theo":293.7014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":306.850006103516},{"option":"SPXW260316P06630000","bid":58.4,"bid_size":8.0,"ask":59.2,"ask_size":9.0,"iv":0.2084,"open_interest":0.0,"volume":0.0,"delta":-0.2547,"gamma":0.0008,"vega":5.8354,"theta":-2.3575,"rho":-1.1801,"theo":58.7183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":51.5},{"option":"SPXW260316C06640000","bid":282.1,"bid_size":4.0,"ask":288.1,"ask_size":4.0,"iv":0.2059,"open_interest":0.0,"volume":0.0,"delta":0.738,"gamma":0.0009,"vega":5.9181,"theta":-2.2765,"rho":3.1399,"theo":285.4895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.600006103516},{"option":"SPXW260316P06640000","bid":60.2,"bid_size":8.0,"ask":61.0,"ask_size":9.0,"iv":0.2067,"open_interest":1.0,"volume":1.0,"delta":-0.262,"gamma":0.0009,"vega":5.9181,"theta":-2.3731,"rho":-1.2137,"theo":60.4788,"change":46.81,"open":46.81,"high":46.81,"low":46.81,"tick":"up","last_trade_price":46.81,"last_trade_time":"2026-02-18T10:24:33","percent_change":0.0,"prev_day_close":53.1000003814697},{"option":"SPXW260316C06650000","bid":274.1,"bid_size":4.0,"ask":279.9,"ask_size":4.0,"iv":0.2043,"open_interest":15.0,"volume":4.0,"delta":0.7305,"gamma":0.0009,"vega":6.0008,"theta":-2.2954,"rho":3.1117,"theo":277.3318,"change":25.78,"open":287.57,"high":299.13,"low":287.57,"tick":"up","last_trade_price":299.13,"last_trade_time":"2026-02-18T15:58:04","percent_change":9.43114,"prev_day_close":290.399993896484},{"option":"SPXW260316P06650000","bid":62.0,"bid_size":8.0,"ask":62.8,"ask_size":9.0,"iv":0.205,"open_interest":108.0,"volume":3.0,"delta":-0.2695,"gamma":0.0009,"vega":6.0008,"theta":-2.3877,"rho":-1.2485,"theo":62.2935,"change":-2.65,"open":45.33,"high":60.5,"low":45.33,"tick":"up","last_trade_price":60.5,"last_trade_time":"2026-02-18T14:57:48","percent_change":-4.19636,"prev_day_close":54.75},{"option":"SPXW260316C06660000","bid":265.9,"bid_size":4.0,"ask":271.8,"ask_size":4.0,"iv":0.2025,"open_interest":0.0,"volume":0.0,"delta":0.7228,"gamma":0.0009,"vega":6.0834,"theta":-2.3132,"rho":3.0821,"theo":269.2309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":282.300003051758},{"option":"SPXW260316P06660000","bid":63.9,"bid_size":8.0,"ask":64.7,"ask_size":9.0,"iv":0.2033,"open_interest":3.0,"volume":1.0,"delta":-0.2772,"gamma":0.0009,"vega":6.0834,"theta":-2.4012,"rho":-1.2846,"theo":64.165,"change":53.0,"open":53.0,"high":53.0,"low":53.0,"tick":"up","last_trade_price":53.0,"last_trade_time":"2026-02-18T10:02:38","percent_change":0.0,"prev_day_close":56.4500007629394},{"option":"SPXW260316C06670000","bid":258.0,"bid_size":4.0,"ask":263.8,"ask_size":4.0,"iv":0.2009,"open_interest":0.0,"volume":0.0,"delta":0.7149,"gamma":0.0009,"vega":6.1653,"theta":-2.3299,"rho":3.0512,"theo":261.1895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.0},{"option":"SPXW260316P06670000","bid":65.8,"bid_size":7.0,"ask":66.6,"ask_size":9.0,"iv":0.2016,"open_interest":2.0,"volume":2.0,"delta":-0.2851,"gamma":0.0009,"vega":6.1653,"theta":-2.4136,"rho":-1.3221,"theo":66.0959,"change":60.04,"open":60.04,"high":60.04,"low":60.04,"tick":"up","last_trade_price":60.04,"last_trade_time":"2026-02-18T15:35:05","percent_change":0.0,"prev_day_close":58.2000007629394},{"option":"SPXW260316C06675000","bid":254.0,"bid_size":4.0,"ask":259.7,"ask_size":4.0,"iv":0.2,"open_interest":15.0,"volume":0.0,"delta":0.7108,"gamma":0.0009,"vega":6.2058,"theta":-2.3378,"rho":3.0353,"theo":257.1918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.54,"last_trade_time":"2026-02-04T12:29:04","percent_change":0.0,"prev_day_close":269.850006103516},{"option":"SPXW260316P06675000","bid":66.8,"bid_size":7.0,"ask":67.6,"ask_size":9.0,"iv":0.2007,"open_interest":105.0,"volume":2.0,"delta":-0.2892,"gamma":0.0009,"vega":6.2058,"theta":-2.4194,"rho":-1.3412,"theo":67.0844,"change":-16.6,"open":60.14,"high":60.14,"low":51.5,"tick":"down","last_trade_price":51.5,"last_trade_time":"2026-02-18T10:28:18","percent_change":-24.3759,"prev_day_close":59.1000003814697},{"option":"SPXW260316C06680000","bid":250.0,"bid_size":4.0,"ask":255.7,"ask_size":4.0,"iv":0.1991,"open_interest":0.0,"volume":0.0,"delta":0.7068,"gamma":0.001,"vega":6.2457,"theta":-2.3454,"rho":3.0191,"theo":253.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":265.75},{"option":"SPXW260316P06680000","bid":67.7,"bid_size":7.0,"ask":68.6,"ask_size":9.0,"iv":0.1998,"open_interest":0.0,"volume":0.0,"delta":-0.2932,"gamma":0.001,"vega":6.2457,"theta":-2.4248,"rho":-1.3607,"theo":68.0886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":60.0499992370606},{"option":"SPXW260316C06690000","bid":242.2,"bid_size":4.0,"ask":247.8,"ask_size":4.0,"iv":0.1975,"open_interest":0.0,"volume":0.0,"delta":0.6984,"gamma":0.001,"vega":6.324,"theta":-2.3596,"rho":2.9863,"theo":245.2939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":257.850006103516},{"option":"SPXW260316P06690000","bid":69.8,"bid_size":7.0,"ask":70.7,"ask_size":8.0,"iv":0.1983,"open_interest":2.0,"volume":2.0,"delta":-0.3016,"gamma":0.001,"vega":6.324,"theta":-2.4348,"rho":-1.4001,"theo":70.1451,"change":65.0,"open":69.62,"high":69.62,"low":65.0,"tick":"down","last_trade_price":65.0,"last_trade_time":"2026-02-18T09:45:05","percent_change":0.0,"prev_day_close":61.8999996185303},{"option":"SPXW260316C06700000","bid":237.0,"bid_size":1.0,"ask":238.1,"ask_size":1.0,"iv":0.1967,"open_interest":10.0,"volume":0.0,"delta":0.6898,"gamma":0.001,"vega":6.4,"theta":-2.3725,"rho":2.9528,"theo":237.443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":202.3,"last_trade_time":"2026-02-17T10:16:01","percent_change":0.0,"prev_day_close":249.800003051758},{"option":"SPXW260316P06700000","bid":71.9,"bid_size":7.0,"ask":72.8,"ask_size":8.0,"iv":0.1964,"open_interest":210.0,"volume":11.0,"delta":-0.3102,"gamma":0.001,"vega":6.4,"theta":-2.4434,"rho":-1.4401,"theo":72.2666,"change":-13.75,"open":71.76,"high":71.76,"low":59.0,"tick":"down","last_trade_price":59.7,"last_trade_time":"2026-02-18T15:54:31","percent_change":-18.7202,"prev_day_close":63.7999992370606},{"option":"SPXW260316C06710000","bid":229.2,"bid_size":1.0,"ask":230.3,"ask_size":1.0,"iv":0.1947,"open_interest":2.0,"volume":2.0,"delta":0.6809,"gamma":0.001,"vega":6.4739,"theta":-2.384,"rho":2.9185,"theo":229.6586,"change":18.19,"open":243.89,"high":243.89,"low":243.89,"tick":"no_change","last_trade_price":243.89,"last_trade_time":"2026-02-18T16:13:37","percent_change":8.05937,"prev_day_close":241.849998474121},{"option":"SPXW260316P06710000","bid":74.1,"bid_size":7.0,"ask":75.0,"ask_size":8.0,"iv":0.1946,"open_interest":4.0,"volume":0.0,"delta":-0.3191,"gamma":0.001,"vega":6.4739,"theta":-2.4506,"rho":-1.4809,"theo":74.4545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":76.6,"last_trade_time":"2026-02-17T15:24:37","percent_change":0.0,"prev_day_close":65.7999992370606},{"option":"SPXW260316C06720000","bid":221.5,"bid_size":1.0,"ask":222.7,"ask_size":1.0,"iv":0.1924,"open_interest":0.0,"volume":0.0,"delta":0.6718,"gamma":0.001,"vega":6.5462,"theta":-2.394,"rho":2.8831,"theo":221.9425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.0,"last_trade_time":"2026-02-13T12:20:28","percent_change":0.0,"prev_day_close":233.549995422363},{"option":"SPXW260316P06720000","bid":76.4,"bid_size":7.0,"ask":77.2,"ask_size":8.0,"iv":0.1928,"open_interest":7.0,"volume":2.0,"delta":-0.3282,"gamma":0.001,"vega":6.5462,"theta":-2.4563,"rho":-1.523,"theo":76.7109,"change":-6.96,"open":71.64,"high":71.64,"low":71.04,"tick":"down","last_trade_price":71.04,"last_trade_time":"2026-02-18T14:39:45","percent_change":-8.92308,"prev_day_close":67.8499984741211},{"option":"SPXW260316C06725000","bid":217.6,"bid_size":1.0,"ask":218.8,"ask_size":1.0,"iv":0.192,"open_interest":7.0,"volume":0.0,"delta":0.6672,"gamma":0.001,"vega":6.5818,"theta":-2.3984,"rho":2.8648,"theo":218.111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":280.56,"last_trade_time":"2026-02-03T15:35:25","percent_change":0.0,"prev_day_close":229.599998474121},{"option":"SPXW260316P06725000","bid":77.6,"bid_size":6.0,"ask":78.4,"ask_size":8.0,"iv":0.192,"open_interest":65.0,"volume":3.0,"delta":-0.3328,"gamma":0.001,"vega":6.5818,"theta":-2.4586,"rho":-1.5445,"theo":77.8655,"change":-7.11,"open":75.62,"high":75.62,"low":72.09,"tick":"down","last_trade_price":72.09,"last_trade_time":"2026-02-18T14:39:45","percent_change":-8.97727,"prev_day_close":68.8999977111816},{"option":"SPXW260316C06730000","bid":213.8,"bid_size":1.0,"ask":214.9,"ask_size":1.0,"iv":0.191,"open_interest":1.0,"volume":0.0,"delta":0.6625,"gamma":0.0011,"vega":6.617,"theta":-2.4024,"rho":2.846,"theo":214.2976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.0,"last_trade_time":"2026-02-13T12:31:44","percent_change":0.0,"prev_day_close":225.799995422363},{"option":"SPXW260316P06730000","bid":78.7,"bid_size":6.0,"ask":79.5,"ask_size":8.0,"iv":0.191,"open_interest":3.0,"volume":2.0,"delta":-0.3375,"gamma":0.0011,"vega":6.617,"theta":-2.4605,"rho":-1.5665,"theo":79.0383,"change":-6.95,"open":76.77,"high":76.77,"low":73.5,"tick":"down","last_trade_price":73.5,"last_trade_time":"2026-02-18T09:45:05","percent_change":-8.6389,"prev_day_close":69.9499969482422},{"option":"SPXW260316C06740000","bid":206.2,"bid_size":2.0,"ask":207.3,"ask_size":2.0,"iv":0.1892,"open_interest":1.0,"volume":0.0,"delta":0.6529,"gamma":0.0011,"vega":6.686,"theta":-2.4092,"rho":2.8073,"theo":206.7272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.85,"last_trade_time":"2026-02-13T09:37:15","percent_change":0.0,"prev_day_close":218.0},{"option":"SPXW260316P06740000","bid":81.1,"bid_size":6.0,"ask":81.9,"ask_size":7.0,"iv":0.1892,"open_interest":4.0,"volume":3.0,"delta":-0.3471,"gamma":0.0011,"vega":6.686,"theta":-2.463,"rho":-1.6118,"theo":81.4402,"change":-0.38,"open":82.52,"high":82.52,"low":82.52,"tick":"no_change","last_trade_price":82.52,"last_trade_time":"2026-02-18T09:31:04","percent_change":-0.458381,"prev_day_close":72.1000022888184},{"option":"SPXW260316C06750000","bid":198.9,"bid_size":5.0,"ask":199.8,"ask_size":2.0,"iv":0.1874,"open_interest":7.0,"volume":1.0,"delta":0.6431,"gamma":0.0011,"vega":6.7521,"theta":-2.4142,"rho":2.7671,"theo":199.2343,"change":6.45,"open":201.9,"high":201.9,"low":201.9,"tick":"up","last_trade_price":201.9,"last_trade_time":"2026-02-18T09:31:42","percent_change":3.30008,"prev_day_close":210.150001525879},{"option":"SPXW260316P06750000","bid":83.5,"bid_size":6.0,"ask":84.4,"ask_size":7.0,"iv":0.1875,"open_interest":89.0,"volume":12.0,"delta":-0.3569,"gamma":0.0011,"vega":6.7521,"theta":-2.4637,"rho":-1.6586,"theo":83.9198,"change":-5.56,"open":85.08,"high":85.08,"low":63.0,"tick":"up","last_trade_price":79.89,"last_trade_time":"2026-02-18T15:14:58","percent_change":-6.50673,"prev_day_close":74.3999977111816},{"option":"SPXW260316C06760000","bid":191.3,"bid_size":5.0,"ask":192.5,"ask_size":2.0,"iv":0.1855,"open_interest":1.0,"volume":0.0,"delta":0.633,"gamma":0.0011,"vega":6.8147,"theta":-2.4173,"rho":2.7259,"theo":191.8215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":186.7,"last_trade_time":"2026-02-13T09:52:10","percent_change":0.0,"prev_day_close":202.650001525879},{"option":"SPXW260316P06760000","bid":86.1,"bid_size":6.0,"ask":86.9,"ask_size":7.0,"iv":0.1855,"open_interest":25.0,"volume":9.0,"delta":-0.367,"gamma":0.0011,"vega":6.8147,"theta":-2.4625,"rho":-1.7063,"theo":86.4793,"change":-7.12,"open":83.2,"high":83.2,"low":73.48,"tick":"no_change","last_trade_price":80.98,"last_trade_time":"2026-02-18T14:53:35","percent_change":-8.08173,"prev_day_close":76.7000007629394},{"option":"SPXW260316C06770000","bid":184.0,"bid_size":5.0,"ask":185.0,"ask_size":2.0,"iv":0.1836,"open_interest":0.0,"volume":0.0,"delta":0.6226,"gamma":0.0011,"vega":6.8733,"theta":-2.4184,"rho":2.6841,"theo":184.4902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":194.950004577637},{"option":"SPXW260316P06770000","bid":88.7,"bid_size":6.0,"ask":89.6,"ask_size":7.0,"iv":0.1837,"open_interest":14.0,"volume":6.0,"delta":-0.3774,"gamma":0.0011,"vega":6.8733,"theta":-2.4594,"rho":-1.7547,"theo":89.1204,"change":-12.04,"open":81.65,"high":81.65,"low":78.76,"tick":"down","last_trade_price":78.76,"last_trade_time":"2026-02-18T16:13:32","percent_change":-13.2599,"prev_day_close":79.1000022888184},{"option":"SPXW260316C06775000","bid":180.3,"bid_size":5.0,"ask":181.5,"ask_size":2.0,"iv":0.1827,"open_interest":3.0,"volume":0.0,"delta":0.6173,"gamma":0.0012,"vega":6.9011,"theta":-2.4182,"rho":2.6629,"theo":180.8555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.94,"last_trade_time":"2026-02-13T14:07:49","percent_change":0.0,"prev_day_close":191.25},{"option":"SPXW260316P06775000","bid":90.0,"bid_size":6.0,"ask":90.9,"ask_size":7.0,"iv":0.1827,"open_interest":301.0,"volume":1.0,"delta":-0.3827,"gamma":0.0012,"vega":6.9011,"theta":-2.457,"rho":-1.7792,"theo":90.4719,"change":-20.6,"open":71.65,"high":71.65,"low":71.65,"tick":"down","last_trade_price":71.65,"last_trade_time":"2026-02-18T11:54:59","percent_change":-22.3306,"prev_day_close":80.3499984741211},{"option":"SPXW260316C06780000","bid":176.7,"bid_size":5.0,"ask":177.8,"ask_size":2.0,"iv":0.1819,"open_interest":2.0,"volume":0.0,"delta":0.612,"gamma":0.0012,"vega":6.928,"theta":-2.4175,"rho":2.6414,"theo":177.2419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.67,"last_trade_time":"2026-02-17T10:35:40","percent_change":0.0,"prev_day_close":187.450004577637},{"option":"SPXW260316P06780000","bid":91.4,"bid_size":6.0,"ask":92.3,"ask_size":6.0,"iv":0.1818,"open_interest":21.0,"volume":0.0,"delta":-0.388,"gamma":0.0012,"vega":6.928,"theta":-2.4542,"rho":-1.8039,"theo":91.8445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":104.42,"last_trade_time":"2026-02-17T12:12:42","percent_change":0.0,"prev_day_close":81.6000022888184},{"option":"SPXW260316C06790000","bid":169.5,"bid_size":5.0,"ask":170.7,"ask_size":2.0,"iv":0.1799,"open_interest":11.0,"volume":5.0,"delta":0.601,"gamma":0.0012,"vega":6.9792,"theta":-2.4145,"rho":2.5972,"theo":170.0791,"change":4.6,"open":171.2,"high":171.2,"low":171.2,"tick":"down","last_trade_price":171.2,"last_trade_time":"2026-02-18T09:50:17","percent_change":2.76111,"prev_day_close":180.099998474121},{"option":"SPXW260316P06790000","bid":94.2,"bid_size":6.0,"ask":95.0,"ask_size":6.0,"iv":0.1798,"open_interest":1.0,"volume":0.0,"delta":-0.399,"gamma":0.0012,"vega":6.9792,"theta":-2.4469,"rho":-1.8547,"theo":94.6541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":107.0,"last_trade_time":"2026-02-17T12:14:28","percent_change":0.0,"prev_day_close":84.2000007629394},{"option":"SPXW260316C06800000","bid":162.4,"bid_size":8.0,"ask":163.5,"ask_size":2.0,"iv":0.1779,"open_interest":54.0,"volume":0.0,"delta":0.5898,"gamma":0.0012,"vega":7.0266,"theta":-2.4093,"rho":2.551,"theo":163.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.87,"last_trade_time":"2026-02-17T15:17:08","percent_change":0.0,"prev_day_close":172.75},{"option":"SPXW260316P06800000","bid":97.0,"bid_size":5.0,"ask":97.9,"ask_size":6.0,"iv":0.1779,"open_interest":218.0,"volume":44.0,"delta":-0.4102,"gamma":0.0012,"vega":7.0266,"theta":-2.4374,"rho":-1.9074,"theo":97.5529,"change":-16.09,"open":94.1,"high":94.1,"low":75.09,"tick":"down","last_trade_price":83.51,"last_trade_time":"2026-02-18T15:49:47","percent_change":-16.1546,"prev_day_close":86.7999992370606},{"option":"SPXW260316C06810000","bid":155.4,"bid_size":8.0,"ask":156.5,"ask_size":2.0,"iv":0.176,"open_interest":7.0,"volume":0.0,"delta":0.5783,"gamma":0.0012,"vega":7.0696,"theta":-2.4016,"rho":2.5029,"theo":156.0256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":139.16,"last_trade_time":"2026-02-17T10:20:09","percent_change":0.0,"prev_day_close":165.549995422363},{"option":"SPXW260316P06810000","bid":100.0,"bid_size":5.0,"ask":100.9,"ask_size":6.0,"iv":0.176,"open_interest":17.0,"volume":10.0,"delta":-0.4217,"gamma":0.0012,"vega":7.0696,"theta":-2.4254,"rho":-1.9621,"theo":100.5453,"change":-17.79,"open":82.88,"high":85.1,"low":82.88,"tick":"up","last_trade_price":84.91,"last_trade_time":"2026-02-18T15:57:25","percent_change":-17.3223,"prev_day_close":89.6000022888184},{"option":"SPXW260316C06820000","bid":148.5,"bid_size":8.0,"ask":149.6,"ask_size":2.0,"iv":0.1741,"open_interest":11.0,"volume":0.0,"delta":0.5665,"gamma":0.0012,"vega":7.1074,"theta":-2.3915,"rho":2.4534,"theo":149.1426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":139.43,"last_trade_time":"2026-02-17T12:34:38","percent_change":0.0,"prev_day_close":158.349998474121},{"option":"SPXW260316P06820000","bid":103.1,"bid_size":5.0,"ask":104.0,"ask_size":6.0,"iv":0.1741,"open_interest":7.0,"volume":0.0,"delta":-0.4335,"gamma":0.0012,"vega":7.1074,"theta":-2.411,"rho":-2.0181,"theo":103.6347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.98,"last_trade_time":"2026-02-17T14:49:39","percent_change":0.0,"prev_day_close":92.3999977111816},{"option":"SPXW260316C06825000","bid":145.1,"bid_size":6.0,"ask":146.3,"ask_size":8.0,"iv":0.1731,"open_interest":35.0,"volume":6.0,"delta":0.5605,"gamma":0.0013,"vega":7.1241,"theta":-2.3854,"rho":2.4284,"theo":145.7384,"change":10.54,"open":156.74,"high":156.74,"low":153.29,"tick":"down","last_trade_price":153.29,"last_trade_time":"2026-02-18T15:02:42","percent_change":7.38354,"prev_day_close":154.849998474121},{"option":"SPXW260316P06825000","bid":104.6,"bid_size":5.0,"ask":105.6,"ask_size":6.0,"iv":0.1731,"open_interest":69.0,"volume":10.0,"delta":-0.4395,"gamma":0.0013,"vega":7.1241,"theta":-2.4028,"rho":-2.0464,"theo":105.2166,"change":-13.38,"open":85.9,"high":94.12,"low":85.9,"tick":"no_change","last_trade_price":94.12,"last_trade_time":"2026-02-18T14:34:10","percent_change":-12.4465,"prev_day_close":93.8499984741211},{"option":"SPXW260316C06830000","bid":141.7,"bid_size":8.0,"ask":142.8,"ask_size":2.0,"iv":0.1721,"open_interest":59.0,"volume":0.0,"delta":0.5544,"gamma":0.0013,"vega":7.1393,"theta":-2.3787,"rho":2.4033,"theo":142.3591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.4,"last_trade_time":"2026-02-17T11:21:08","percent_change":0.0,"prev_day_close":151.349998474121},{"option":"SPXW260316P06830000","bid":106.2,"bid_size":5.0,"ask":107.2,"ask_size":6.0,"iv":0.1721,"open_interest":15.0,"volume":2.0,"delta":-0.4456,"gamma":0.0013,"vega":7.1393,"theta":-2.394,"rho":-2.0748,"theo":106.8236,"change":-20.53,"open":88.34,"high":88.67,"low":88.34,"tick":"up","last_trade_price":88.67,"last_trade_time":"2026-02-18T14:06:50","percent_change":-18.8004,"prev_day_close":95.2999992370606},{"option":"SPXW260316C06840000","bid":135.0,"bid_size":8.0,"ask":136.1,"ask_size":2.0,"iv":0.1702,"open_interest":3.0,"volume":0.0,"delta":0.542,"gamma":0.0013,"vega":7.1652,"theta":-2.3633,"rho":2.3524,"theo":135.677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.54,"last_trade_time":"2026-02-17T15:32:35","percent_change":0.0,"prev_day_close":144.349998474121},{"option":"SPXW260316P06840000","bid":109.2,"bid_size":6.0,"ask":110.4,"ask_size":6.0,"iv":0.17,"open_interest":7.0,"volume":3.0,"delta":-0.458,"gamma":0.0013,"vega":7.1652,"theta":-2.3743,"rho":-2.1323,"theo":110.1139,"change":-16.85,"open":88.5,"high":95.75,"low":88.5,"tick":"no_change","last_trade_price":95.75,"last_trade_time":"2026-02-18T13:53:25","percent_change":-14.9645,"prev_day_close":98.3499984741211},{"option":"SPXW260316C06850000","bid":128.4,"bid_size":9.0,"ask":129.5,"ask_size":2.0,"iv":0.1682,"open_interest":42.0,"volume":11.0,"delta":0.5293,"gamma":0.0013,"vega":7.1849,"theta":-2.3452,"rho":2.2998,"theo":129.0995,"change":13.24,"open":128.43,"high":149.0,"low":125.23,"tick":"up","last_trade_price":139.69,"last_trade_time":"2026-02-18T15:46:44","percent_change":10.4705,"prev_day_close":137.549995422363},{"option":"SPXW260316P06850000","bid":112.6,"bid_size":6.0,"ask":113.8,"ask_size":6.0,"iv":0.1682,"open_interest":94.0,"volume":28.0,"delta":-0.4707,"gamma":0.0013,"vega":7.1849,"theta":-2.3519,"rho":-2.1914,"theo":113.5087,"change":-11.64,"open":111.75,"high":111.75,"low":90.62,"tick":"down","last_trade_price":104.51,"last_trade_time":"2026-02-18T14:37:06","percent_change":-10.0215,"prev_day_close":101.5},{"option":"SPXW260316C06860000","bid":122.0,"bid_size":7.0,"ask":123.1,"ask_size":2.0,"iv":0.1663,"open_interest":28.0,"volume":2.0,"delta":0.5163,"gamma":0.0013,"vega":7.198,"theta":-2.3242,"rho":2.2449,"theo":122.6321,"change":-8.16,"open":137.4,"high":137.4,"low":137.4,"tick":"up","last_trade_price":137.4,"last_trade_time":"2026-02-18T15:58:04","percent_change":-6.23615,"prev_day_close":130.849998474121},{"option":"SPXW260316P06860000","bid":116.1,"bid_size":6.0,"ask":117.4,"ask_size":6.0,"iv":0.1662,"open_interest":46.0,"volume":24.0,"delta":-0.4837,"gamma":0.0013,"vega":7.198,"theta":-2.3266,"rho":-2.2528,"theo":117.0137,"change":12.34,"open":90.32,"high":104.44,"low":90.32,"tick":"up","last_trade_price":104.44,"last_trade_time":"2026-02-18T14:35:12","percent_change":11.7804,"prev_day_close":104.75},{"option":"SPXW260316C06870000","bid":115.6,"bid_size":13.0,"ask":116.7,"ask_size":6.0,"iv":0.1642,"open_interest":23.0,"volume":5.0,"delta":0.503,"gamma":0.0013,"vega":7.2037,"theta":-2.3002,"rho":2.1879,"theo":116.281,"change":9.89,"open":130.36,"high":130.36,"low":118.05,"tick":"down","last_trade_price":118.05,"last_trade_time":"2026-02-18T15:15:31","percent_change":7.95976,"prev_day_close":124.25},{"option":"SPXW260316P06870000","bid":119.8,"bid_size":6.0,"ask":121.0,"ask_size":6.0,"iv":0.164,"open_interest":50.0,"volume":6.0,"delta":-0.497,"gamma":0.0013,"vega":7.2037,"theta":-2.2983,"rho":-2.3164,"theo":120.635,"change":-8.76,"open":98.6,"high":114.89,"low":98.6,"tick":"up","last_trade_price":114.89,"last_trade_time":"2026-02-18T15:14:58","percent_change":-7.08451,"prev_day_close":108.099998474121},{"option":"SPXW260316C06875000","bid":112.5,"bid_size":13.0,"ask":113.6,"ask_size":6.0,"iv":0.1632,"open_interest":40.0,"volume":0.0,"delta":0.4962,"gamma":0.0014,"vega":7.2037,"theta":-2.287,"rho":2.159,"theo":113.1509,"change":-7.68,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":107.8,"last_trade_time":"2026-02-17T15:34:35","percent_change":-6.34973,"prev_day_close":120.950000762939},{"option":"SPXW260316P06875000","bid":121.7,"bid_size":6.0,"ask":122.9,"ask_size":6.0,"iv":0.1632,"open_interest":64.0,"volume":3.0,"delta":-0.5038,"gamma":0.0014,"vega":7.2037,"theta":-2.283,"rho":-2.3486,"theo":122.491,"change":12.76,"open":107.1,"high":107.1,"low":104.97,"tick":"no_change","last_trade_price":104.97,"last_trade_time":"2026-02-18T15:51:09","percent_change":11.6158,"prev_day_close":109.849998474121},{"option":"SPXW260316C06880000","bid":109.5,"bid_size":7.0,"ask":110.5,"ask_size":6.0,"iv":0.1623,"open_interest":75.0,"volume":107.0,"delta":0.4893,"gamma":0.0014,"vega":7.2016,"theta":-2.2731,"rho":2.1299,"theo":110.0517,"change":18.95,"open":107.2,"high":127.7,"low":107.2,"tick":"down","last_trade_price":126.9,"last_trade_time":"2026-02-18T10:09:12","percent_change":17.5544,"prev_day_close":117.75},{"option":"SPXW260316P06880000","bid":123.6,"bid_size":2.0,"ask":124.8,"ask_size":2.0,"iv":0.162,"open_interest":22.0,"volume":16.0,"delta":-0.5107,"gamma":0.0014,"vega":7.2016,"theta":-2.2669,"rho":-2.3809,"theo":124.378,"change":-21.96,"open":96.52,"high":105.59,"low":95.55,"tick":"up","last_trade_price":105.59,"last_trade_time":"2026-02-18T13:58:36","percent_change":-17.2168,"prev_day_close":111.650001525879},{"option":"SPXW260316C06890000","bid":103.4,"bid_size":7.0,"ask":104.4,"ask_size":6.0,"iv":0.1602,"open_interest":23.0,"volume":3.0,"delta":0.4754,"gamma":0.0014,"vega":7.1914,"theta":-2.2429,"rho":2.0714,"theo":103.9481,"change":11.44,"open":125.12,"high":125.12,"low":113.39,"tick":"no_change","last_trade_price":113.39,"last_trade_time":"2026-02-18T16:13:37","percent_change":11.2212,"prev_day_close":111.450000762939},{"option":"SPXW260316P06890000","bid":127.5,"bid_size":2.0,"ask":128.6,"ask_size":2.0,"iv":0.1602,"open_interest":10.0,"volume":0.0,"delta":-0.5246,"gamma":0.0014,"vega":7.1914,"theta":-2.2324,"rho":-2.446,"theo":128.2469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.5,"last_trade_time":"2026-02-17T11:01:57","percent_change":0.0,"prev_day_close":115.25},{"option":"SPXW260316C06900000","bid":97.5,"bid_size":7.0,"ask":98.5,"ask_size":6.0,"iv":0.1583,"open_interest":92.0,"volume":9.0,"delta":0.4611,"gamma":0.0014,"vega":7.1724,"theta":-2.2095,"rho":2.0116,"theo":97.9755,"change":5.17,"open":98.63,"high":117.0,"low":98.63,"tick":"down","last_trade_price":101.37,"last_trade_time":"2026-02-18T14:57:00","percent_change":5.37422,"prev_day_close":105.150001525879},{"option":"SPXW260316P06900000","bid":131.5,"bid_size":2.0,"ask":132.7,"ask_size":2.0,"iv":0.1581,"open_interest":138.0,"volume":22.0,"delta":-0.5389,"gamma":0.0014,"vega":7.1724,"theta":-2.1948,"rho":-2.5123,"theo":132.2466,"change":-9.04,"open":124.06,"high":130.02,"low":104.27,"tick":"down","last_trade_price":126.71,"last_trade_time":"2026-02-18T15:14:39","percent_change":-6.6593,"prev_day_close":119.049999237061},{"option":"SPXW260316C06910000","bid":91.7,"bid_size":7.0,"ask":92.7,"ask_size":6.0,"iv":0.1563,"open_interest":37.0,"volume":31.0,"delta":0.4465,"gamma":0.0014,"vega":7.1436,"theta":-2.173,"rho":1.9495,"theo":92.1423,"change":14.75,"open":112.1,"high":113.55,"low":104.4,"tick":"up","last_trade_price":105.3,"last_trade_time":"2026-02-18T15:54:36","percent_change":16.2893,"prev_day_close":99.1500015258789},{"option":"SPXW260316P06910000","bid":135.7,"bid_size":2.0,"ask":136.8,"ask_size":2.0,"iv":0.156,"open_interest":18.0,"volume":3.0,"delta":-0.5534,"gamma":0.0014,"vega":7.1436,"theta":-2.154,"rho":-2.581,"theo":136.3858,"change":-27.93,"open":112.22,"high":112.22,"low":112.22,"tick":"no_change","last_trade_price":112.22,"last_trade_time":"2026-02-18T10:37:28","percent_change":-19.9286,"prev_day_close":122.849998474121},{"option":"SPXW260316C06920000","bid":86.0,"bid_size":7.0,"ask":87.0,"ask_size":6.0,"iv":0.1542,"open_interest":504.0,"volume":6.0,"delta":0.4317,"gamma":0.0014,"vega":7.1042,"theta":-2.1333,"rho":1.8851,"theo":86.4599,"change":21.15,"open":88.81,"high":106.25,"low":88.81,"tick":"up","last_trade_price":106.25,"last_trade_time":"2026-02-18T10:55:45","percent_change":24.8531,"prev_day_close":93.2000007629394},{"option":"SPXW260316P06920000","bid":140.0,"bid_size":2.0,"ask":141.1,"ask_size":2.0,"iv":0.154,"open_interest":13.0,"volume":0.0,"delta":-0.5683,"gamma":0.0014,"vega":7.1042,"theta":-2.11,"rho":-2.6519,"theo":140.6757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.11,"last_trade_time":"2026-02-13T12:11:33","percent_change":0.0,"prev_day_close":126.950000762939},{"option":"SPXW260316C06925000","bid":83.3,"bid_size":7.0,"ask":84.2,"ask_size":6.0,"iv":0.1532,"open_interest":134.0,"volume":28.0,"delta":0.4242,"gamma":0.0014,"vega":7.0805,"theta":-2.1122,"rho":1.8525,"theo":83.6786,"change":11.36,"open":97.25,"high":101.65,"low":92.95,"tick":"no_change","last_trade_price":93.76,"last_trade_time":"2026-02-18T15:50:07","percent_change":13.7864,"prev_day_close":90.25},{"option":"SPXW260316P06925000","bid":142.1,"bid_size":2.0,"ask":143.4,"ask_size":2.0,"iv":0.153,"open_interest":37.0,"volume":7.0,"delta":-0.5758,"gamma":0.0014,"vega":7.0805,"theta":-2.0868,"rho":-2.6878,"theo":142.8806,"change":-32.5,"open":120.49,"high":120.49,"low":114.35,"tick":"down","last_trade_price":114.35,"last_trade_time":"2026-02-18T11:30:34","percent_change":-22.1314,"prev_day_close":129.049995422363},{"option":"SPXW260316C06930000","bid":80.5,"bid_size":7.0,"ask":81.5,"ask_size":6.0,"iv":0.1522,"open_interest":37.0,"volume":7.0,"delta":0.4166,"gamma":0.0014,"vega":7.0543,"theta":-2.0904,"rho":1.8199,"theo":80.9388,"change":20.63,"open":100.3,"high":100.38,"low":100.3,"tick":"no_change","last_trade_price":100.38,"last_trade_time":"2026-02-18T10:55:48","percent_change":25.8683,"prev_day_close":87.3999977111816},{"option":"SPXW260316P06930000","bid":144.5,"bid_size":2.0,"ask":145.7,"ask_size":2.0,"iv":0.1521,"open_interest":2.0,"volume":0.0,"delta":-0.5834,"gamma":0.0014,"vega":7.0543,"theta":-2.0628,"rho":-2.7237,"theo":145.1271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.6,"last_trade_time":"2026-02-13T09:53:29","percent_change":0.0,"prev_day_close":131.150001525879},{"option":"SPXW260316C06940000","bid":75.3,"bid_size":7.0,"ask":76.2,"ask_size":6.0,"iv":0.1503,"open_interest":72.0,"volume":15.0,"delta":0.4012,"gamma":0.0014,"vega":6.9944,"theta":-2.0445,"rho":1.7545,"theo":75.5884,"change":15.83,"open":94.22,"high":94.22,"low":90.43,"tick":"down","last_trade_price":90.43,"last_trade_time":"2026-02-18T12:46:32","percent_change":21.2198,"prev_day_close":81.7999992370606},{"option":"SPXW260316P06940000","bid":149.1,"bid_size":2.0,"ask":150.3,"ask_size":2.0,"iv":0.15,"open_interest":3.0,"volume":0.0,"delta":-0.5988,"gamma":0.0014,"vega":6.9944,"theta":-2.0126,"rho":-2.7956,"theo":149.749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.32,"last_trade_time":"2026-02-12T12:38:09","percent_change":0.0,"prev_day_close":135.450004577637},{"option":"SPXW260316C06950000","bid":70.2,"bid_size":7.0,"ask":71.0,"ask_size":6.0,"iv":0.1483,"open_interest":286.0,"volume":172.0,"delta":0.3855,"gamma":0.0014,"vega":6.9233,"theta":-1.9958,"rho":1.688,"theo":70.4197,"change":9.56,"open":79.65,"high":87.77,"low":75.01,"tick":"up","last_trade_price":79.21,"last_trade_time":"2026-02-18T15:48:38","percent_change":13.7258,"prev_day_close":76.3499984741211},{"option":"SPXW260316P06950000","bid":154.0,"bid_size":2.0,"ask":155.1,"ask_size":2.0,"iv":0.1482,"open_interest":158.0,"volume":0.0,"delta":-0.6145,"gamma":0.0014,"vega":6.9233,"theta":-1.9596,"rho":-2.8687,"theo":154.5527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":161.24,"last_trade_time":"2026-02-17T16:09:47","percent_change":0.0,"prev_day_close":139.949996948242},{"option":"SPXW260316C06960000","bid":65.2,"bid_size":7.0,"ask":66.1,"ask_size":7.0,"iv":0.1463,"open_interest":177.0,"volume":0.0,"delta":0.3697,"gamma":0.0014,"vega":6.839,"theta":-1.9444,"rho":1.6193,"theo":65.4481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":63.03,"last_trade_time":"2026-02-17T16:09:47","percent_change":0.0,"prev_day_close":71.1000022888184},{"option":"SPXW260316P06960000","bid":159.0,"bid_size":2.0,"ask":160.2,"ask_size":2.0,"iv":0.1461,"open_interest":16.0,"volume":0.0,"delta":-0.6303,"gamma":0.0014,"vega":6.839,"theta":-1.904,"rho":-2.944,"theo":159.5535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":204.9,"last_trade_time":"2026-02-17T10:54:33","percent_change":0.0,"prev_day_close":144.75},{"option":"SPXW260316C06970000","bid":60.5,"bid_size":7.0,"ask":61.3,"ask_size":7.0,"iv":0.1444,"open_interest":151.0,"volume":14.0,"delta":0.3538,"gamma":0.0014,"vega":6.7416,"theta":-1.8905,"rho":1.5496,"theo":60.6889,"change":16.47,"open":74.94,"high":76.67,"low":74.94,"tick":"no_change","last_trade_price":76.67,"last_trade_time":"2026-02-18T10:55:37","percent_change":27.3588,"prev_day_close":66.0},{"option":"SPXW260316P06970000","bid":164.1,"bid_size":2.0,"ask":165.4,"ask_size":2.0,"iv":0.1442,"open_interest":13.0,"volume":0.0,"delta":-0.6462,"gamma":0.0014,"vega":6.7416,"theta":-1.8459,"rho":-3.0202,"theo":164.7666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.59,"last_trade_time":"2026-02-12T13:27:37","percent_change":0.0,"prev_day_close":149.650001525879},{"option":"SPXW260316C06975000","bid":58.2,"bid_size":7.0,"ask":59.0,"ask_size":7.0,"iv":0.1435,"open_interest":146.0,"volume":3.0,"delta":0.3458,"gamma":0.0014,"vega":6.6888,"theta":-1.8628,"rho":1.515,"theo":58.392,"change":15.48,"open":70.53,"high":74.5,"low":70.53,"tick":"down","last_trade_price":73.43,"last_trade_time":"2026-02-18T10:58:57","percent_change":26.7127,"prev_day_close":63.5},{"option":"SPXW260316P06975000","bid":166.8,"bid_size":2.0,"ask":168.5,"ask_size":2.0,"iv":0.1432,"open_interest":21.0,"volume":0.0,"delta":-0.6542,"gamma":0.0014,"vega":6.6888,"theta":-1.816,"rho":-3.0581,"theo":167.4559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.95,"last_trade_time":"2026-02-17T14:50:42","percent_change":0.0,"prev_day_close":152.150001525879},{"option":"SPXW260316C06980000","bid":55.9,"bid_size":7.0,"ask":56.8,"ask_size":8.0,"iv":0.1426,"open_interest":25.0,"volume":10.0,"delta":0.3378,"gamma":0.0014,"vega":6.6334,"theta":-1.8346,"rho":1.4807,"theo":56.1511,"change":9.25,"open":60.7,"high":71.85,"low":59.01,"tick":"up","last_trade_price":65.0,"last_trade_time":"2026-02-18T15:59:00","percent_change":16.5919,"prev_day_close":61.1000003814697},{"option":"SPXW260316P06980000","bid":169.6,"bid_size":1.0,"ask":170.8,"ask_size":1.0,"iv":0.1423,"open_interest":1.0,"volume":0.0,"delta":-0.6622,"gamma":0.0014,"vega":6.6334,"theta":-1.7856,"rho":-3.0957,"theo":170.2012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.35,"last_trade_time":"2026-02-12T09:43:33","percent_change":0.0,"prev_day_close":154.650001525879},{"option":"SPXW260316C06990000","bid":51.5,"bid_size":7.0,"ask":52.4,"ask_size":8.0,"iv":0.1406,"open_interest":18.0,"volume":5.0,"delta":0.3218,"gamma":0.0014,"vega":6.5148,"theta":-1.7767,"rho":1.412,"theo":51.8383,"change":6.45,"open":60.21,"high":65.07,"low":57.95,"tick":"down","last_trade_price":57.95,"last_trade_time":"2026-02-18T16:13:32","percent_change":12.5243,"prev_day_close":56.3999996185303},{"option":"SPXW260316P06990000","bid":175.2,"bid_size":1.0,"ask":176.4,"ask_size":1.0,"iv":0.1405,"open_interest":1.0,"volume":0.0,"delta":-0.6782,"gamma":0.0014,"vega":6.5148,"theta":-1.7235,"rho":-3.1709,"theo":175.8608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.1,"last_trade_time":"2026-02-13T13:01:00","percent_change":0.0,"prev_day_close":159.950004577637},{"option":"SPXW260316C07000000","bid":47.3,"bid_size":15.0,"ask":48.3,"ask_size":8.0,"iv":0.1388,"open_interest":551.0,"volume":37.0,"delta":0.3059,"gamma":0.0014,"vega":6.3831,"theta":-1.7172,"rho":1.3423,"theo":47.752,"change":3.97,"open":49.23,"high":62.2,"low":47.87,"tick":"down","last_trade_price":51.42,"last_trade_time":"2026-02-18T14:55:44","percent_change":8.3667,"prev_day_close":51.9500007629394},{"option":"SPXW260316P07000000","bid":181.0,"bid_size":1.0,"ask":182.2,"ask_size":1.0,"iv":0.1388,"open_interest":19.0,"volume":0.0,"delta":-0.6941,"gamma":0.0014,"vega":6.3831,"theta":-1.6597,"rho":-3.2472,"theo":181.7469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":214.76,"last_trade_time":"2026-02-17T11:05:30","percent_change":0.0,"prev_day_close":165.450004577637},{"option":"SPXW260316C07010000","bid":43.4,"bid_size":8.0,"ask":44.3,"ask_size":9.0,"iv":0.137,"open_interest":76.0,"volume":4.0,"delta":0.29,"gamma":0.0014,"vega":6.2377,"theta":-1.656,"rho":1.2723,"theo":43.8887,"change":11.75,"open":44.01,"high":55.4,"low":44.01,"tick":"up","last_trade_price":55.4,"last_trade_time":"2026-02-18T12:16:30","percent_change":26.9187,"prev_day_close":47.6000003814697},{"option":"SPXW260316P07010000","bid":186.2,"bid_size":5.0,"ask":189.1,"ask_size":5.0,"iv":0.1369,"open_interest":20.0,"volume":0.0,"delta":-0.71,"gamma":0.0014,"vega":6.2377,"theta":-1.5942,"rho":-3.3238,"theo":187.856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.4,"last_trade_time":"2026-02-12T12:31:24","percent_change":0.0,"prev_day_close":171.150001525879},{"option":"SPXW260316C07020000","bid":39.7,"bid_size":8.0,"ask":40.5,"ask_size":9.0,"iv":0.1353,"open_interest":109.0,"volume":1.0,"delta":0.2743,"gamma":0.0014,"vega":6.0822,"theta":-1.593,"rho":1.2039,"theo":40.2363,"change":11.01,"open":50.96,"high":50.96,"low":50.96,"tick":"up","last_trade_price":50.96,"last_trade_time":"2026-02-18T13:13:39","percent_change":27.5594,"prev_day_close":43.5499992370606},{"option":"SPXW260316P07020000","bid":192.4,"bid_size":5.0,"ask":195.3,"ask_size":5.0,"iv":0.1353,"open_interest":0.0,"volume":0.0,"delta":-0.7257,"gamma":0.0014,"vega":6.0822,"theta":-1.5269,"rho":-3.3987,"theo":194.176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.27,"last_trade_time":"2026-02-17T16:00:00","percent_change":0.0,"prev_day_close":176.850006103516},{"option":"SPXW260316C07025000","bid":37.9,"bid_size":8.0,"ask":38.7,"ask_size":9.0,"iv":0.1344,"open_interest":172.0,"volume":4.0,"delta":0.2664,"gamma":0.0013,"vega":6.0014,"theta":-1.5608,"rho":1.1703,"theo":38.4844,"change":5.25,"open":47.65,"high":47.65,"low":42.23,"tick":"up","last_trade_price":43.4,"last_trade_time":"2026-02-18T15:49:16","percent_change":13.7615,"prev_day_close":41.6000003814697},{"option":"SPXW260316P07025000","bid":195.6,"bid_size":5.0,"ask":198.5,"ask_size":5.0,"iv":0.1343,"open_interest":6.0,"volume":0.0,"delta":-0.7336,"gamma":0.0013,"vega":6.0014,"theta":-1.4926,"rho":-3.4356,"theo":197.4103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":162.2,"last_trade_time":"2026-02-09T09:37:09","percent_change":0.0,"prev_day_close":179.800003051758},{"option":"SPXW260316C07030000","bid":36.1,"bid_size":8.0,"ask":37.0,"ask_size":9.0,"iv":0.1336,"open_interest":54.0,"volume":7.0,"delta":0.2587,"gamma":0.0013,"vega":5.918,"theta":-1.5282,"rho":1.1366,"theo":36.7801,"change":2.05,"open":35.94,"high":40.7,"low":35.94,"tick":"down","last_trade_price":38.55,"last_trade_time":"2026-02-18T15:35:05","percent_change":5.61644,"prev_day_close":39.7000007629394},{"option":"SPXW260316P07030000","bid":198.9,"bid_size":5.0,"ask":201.7,"ask_size":5.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":-0.7413,"gamma":0.0013,"vega":5.918,"theta":-1.4578,"rho":-3.4726,"theo":200.6921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":182.75},{"option":"SPXW260316C07050000","bid":29.7,"bid_size":8.0,"ask":30.5,"ask_size":10.0,"iv":0.1303,"open_interest":292.0,"volume":142.0,"delta":0.228,"gamma":0.0013,"vega":5.551,"theta":-1.3932,"rho":1.0011,"theo":30.4248,"change":5.21,"open":31.43,"high":40.85,"low":29.7,"tick":"up","last_trade_price":35.36,"last_trade_time":"2026-02-18T15:58:04","percent_change":17.2803,"prev_day_close":32.6500015258789},{"option":"SPXW260316P07050000","bid":210.9,"bid_size":4.0,"ask":216.8,"ask_size":4.0,"iv":0.1301,"open_interest":12.0,"volume":0.0,"delta":-0.772,"gamma":0.0013,"vega":5.551,"theta":-1.3143,"rho":-3.6211,"theo":214.2816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.17,"last_trade_time":"2026-02-17T11:05:30","percent_change":0.0,"prev_day_close":195.650001525879},{"option":"SPXW260316C07075000","bid":22.8,"bid_size":9.0,"ask":23.6,"ask_size":11.0,"iv":0.1264,"open_interest":154.0,"volume":1.0,"delta":0.191,"gamma":0.0012,"vega":5.0392,"theta":-1.216,"rho":0.8393,"theo":23.4802,"change":6.97,"open":30.32,"high":30.32,"low":30.32,"tick":"up","last_trade_price":30.32,"last_trade_time":"2026-02-18T10:38:20","percent_change":29.8501,"prev_day_close":24.9500007629395},{"option":"SPXW260316P07075000","bid":228.2,"bid_size":4.0,"ask":235.0,"ask_size":4.0,"iv":0.1257,"open_interest":19.0,"volume":0.0,"delta":-0.8091,"gamma":0.0012,"vega":5.0392,"theta":-1.1263,"rho":-3.7993,"theo":232.2679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":169.61,"last_trade_time":"2026-02-11T12:16:08","percent_change":0.0,"prev_day_close":212.900001525879},{"option":"SPXW260316C07100000","bid":17.2,"bid_size":10.0,"ask":17.9,"ask_size":12.0,"iv":0.123,"open_interest":150.0,"volume":3.0,"delta":0.1561,"gamma":0.0011,"vega":4.4728,"theta":-1.035,"rho":0.6866,"theo":17.6518,"change":5.36,"open":18.21,"high":23.11,"low":18.21,"tick":"up","last_trade_price":23.11,"last_trade_time":"2026-02-18T11:31:01","percent_change":30.1972,"prev_day_close":18.6499996185303},{"option":"SPXW260316P07100000","bid":247.8,"bid_size":3.0,"ask":254.4,"ask_size":3.0,"iv":0.1226,"open_interest":12.0,"volume":0.0,"delta":-0.8439,"gamma":0.0011,"vega":4.4728,"theta":-0.9347,"rho":-3.9684,"theo":251.3705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.62,"last_trade_time":"2026-02-13T09:49:13","percent_change":0.0,"prev_day_close":231.599998474121},{"option":"SPXW260316C07125000","bid":12.8,"bid_size":15.0,"ask":13.2,"ask_size":15.0,"iv":0.1198,"open_interest":324.0,"volume":3.0,"delta":0.1246,"gamma":0.001,"vega":3.8793,"theta":-0.8593,"rho":0.5472,"theo":12.9466,"change":4.11,"open":13.5,"high":17.36,"low":13.5,"tick":"up","last_trade_price":17.36,"last_trade_time":"2026-02-18T10:38:20","percent_change":31.0189,"prev_day_close":13.6999998092651},{"option":"SPXW260316P07125000","bid":267.6,"bid_size":6.0,"ask":274.8,"ask_size":3.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.8754,"gamma":0.001,"vega":3.8793,"theta":-0.7482,"rho":-4.1242,"theo":271.5963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.349998474121},{"option":"SPXW260316C07150000","bid":9.2,"bid_size":15.0,"ask":9.7,"ask_size":15.0,"iv":0.117,"open_interest":172.0,"volume":124.0,"delta":0.0972,"gamma":0.0008,"vega":3.2936,"theta":-0.698,"rho":0.4264,"theo":9.3179,"change":0.92,"open":9.65,"high":13.06,"low":9.65,"tick":"down","last_trade_price":10.62,"last_trade_time":"2026-02-18T15:58:12","percent_change":9.48454,"prev_day_close":9.90000009536743},{"option":"SPXW260316P07150000","bid":289.2,"bid_size":3.0,"ask":296.4,"ask_size":3.0,"iv":0.1164,"open_interest":5.0,"volume":0.0,"delta":-0.9028,"gamma":0.0008,"vega":3.2936,"theta":-0.5762,"rho":-4.2614,"theo":292.8985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":297.55,"last_trade_time":"2026-02-12T12:57:24","percent_change":0.0,"prev_day_close":272.549987792969},{"option":"SPXW260316C07175000","bid":6.6,"bid_size":15.0,"ask":7.0,"ask_size":33.0,"iv":0.1147,"open_interest":231.0,"volume":4.0,"delta":0.0747,"gamma":0.0007,"vega":2.7472,"theta":-0.5584,"rho":0.3273,"theo":6.6467,"change":2.11,"open":7.0,"high":9.25,"low":7.0,"tick":"down","last_trade_price":9.21,"last_trade_time":"2026-02-18T11:08:29","percent_change":29.7183,"prev_day_close":7.04999995231628},{"option":"SPXW260316P07175000","bid":311.3,"bid_size":2.0,"ask":318.9,"ask_size":3.0,"iv":0.1145,"open_interest":0.0,"volume":0.0,"delta":-0.9253,"gamma":0.0007,"vega":2.7472,"theta":-0.426,"rho":-4.3768,"theo":315.1582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.649993896484},{"option":"SPXW260316C07200000","bid":4.8,"bid_size":15.0,"ask":5.0,"ask_size":15.0,"iv":0.1132,"open_interest":209.0,"volume":15.0,"delta":0.057,"gamma":0.0006,"vega":2.2656,"theta":-0.4443,"rho":0.2499,"theo":4.7593,"change":0.37,"open":5.3,"high":6.75,"low":5.3,"tick":"down","last_trade_price":5.47,"last_trade_time":"2026-02-18T14:37:12","percent_change":7.2549,"prev_day_close":4.95000004768372},{"option":"SPXW260316P07200000","bid":334.5,"bid_size":3.0,"ask":342.0,"ask_size":4.0,"iv":0.113,"open_interest":1.0,"volume":0.0,"delta":-0.943,"gamma":0.0006,"vega":2.2656,"theta":-0.3012,"rho":-4.4707,"theo":338.2017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":228.42,"last_trade_time":"2026-02-03T09:30:06","percent_change":0.0,"prev_day_close":317.599990844727},{"option":"SPXW260316C07225000","bid":3.4,"bid_size":15.0,"ask":3.7,"ask_size":101.0,"iv":0.1122,"open_interest":101.0,"volume":6.0,"delta":0.0437,"gamma":0.0005,"vega":1.8637,"theta":-0.3552,"rho":0.1913,"theo":3.463,"change":0.9,"open":3.64,"high":4.65,"low":3.64,"tick":"no_change","last_trade_price":4.55,"last_trade_time":"2026-02-18T13:05:15","percent_change":24.6575,"prev_day_close":3.44999992847443},{"option":"SPXW260316P07225000","bid":357.9,"bid_size":4.0,"ask":365.5,"ask_size":4.0,"iv":0.1118,"open_interest":1.0,"volume":0.0,"delta":-0.9563,"gamma":0.0005,"vega":1.8637,"theta":-0.2014,"rho":-4.5456,"theo":361.8363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.95,"last_trade_time":"2026-02-03T09:30:06","percent_change":0.0,"prev_day_close":341.099990844727},{"option":"SPXW260316C07250000","bid":2.4,"bid_size":15.0,"ask":2.65,"ask_size":120.0,"iv":0.1115,"open_interest":253.0,"volume":17.0,"delta":0.0339,"gamma":0.0004,"vega":1.5401,"theta":-0.2875,"rho":0.1479,"theo":2.5805,"change":0.2,"open":2.75,"high":3.36,"low":2.75,"tick":"down","last_trade_price":2.9,"last_trade_time":"2026-02-18T14:07:03","percent_change":7.40741,"prev_day_close":2.47500002384186},{"option":"SPXW260316P07250000","bid":382.0,"bid_size":2.0,"ask":389.2,"ask_size":2.0,"iv":0.1099,"open_interest":0.0,"volume":0.0,"delta":-0.9661,"gamma":0.0004,"vega":1.5401,"theta":-0.123,"rho":-4.6054,"theo":385.8848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":365.050003051758},{"option":"SPXW260316C07275000","bid":1.75,"bid_size":15.0,"ask":1.95,"ask_size":105.0,"iv":0.1112,"open_interest":33.0,"volume":9.0,"delta":0.0268,"gamma":0.0003,"vega":1.2819,"theta":-0.2362,"rho":0.1166,"theo":1.9735,"change":0.34,"open":2.41,"high":2.41,"low":2.29,"tick":"down","last_trade_price":2.29,"last_trade_time":"2026-02-18T13:34:26","percent_change":17.4359,"prev_day_close":1.77500003576279},{"option":"SPXW260316P07275000","bid":406.1,"bid_size":1.0,"ask":413.7,"ask_size":1.0,"iv":0.1118,"open_interest":0.0,"volume":0.0,"delta":-0.9732,"gamma":0.0003,"vega":1.2819,"theta":-0.061,"rho":-4.6531,"theo":410.2087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.0},{"option":"SPXW260316C07300000","bid":1.25,"bid_size":15.0,"ask":1.5,"ask_size":106.0,"iv":0.1116,"open_interest":924.0,"volume":17.0,"delta":0.0214,"gamma":0.0002,"vega":1.0762,"theta":-0.1969,"rho":0.0929,"theo":1.5444,"change":0.165,"open":1.6,"high":1.77,"low":1.6,"tick":"no_change","last_trade_price":1.64,"last_trade_time":"2026-02-18T13:35:47","percent_change":11.1864,"prev_day_close":1.30000001192093},{"option":"SPXW260316P07300000","bid":430.5,"bid_size":1.0,"ask":438.2,"ask_size":1.0,"iv":0.1128,"open_interest":0.0,"volume":0.0,"delta":-0.9786,"gamma":0.0002,"vega":1.0762,"theta":-0.0109,"rho":-4.6931,"theo":434.7106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":413.550003051758},{"option":"SPXW260316C07325000","bid":0.9,"bid_size":112.0,"ask":1.15,"ask_size":82.0,"iv":0.1125,"open_interest":1021.0,"volume":0.0,"delta":0.0173,"gamma":0.0002,"vega":0.9096,"theta":-0.1659,"rho":0.0752,"theo":1.2305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.29,"last_trade_time":"2026-02-17T14:00:06","percent_change":0.0,"prev_day_close":0.974999964237213},{"option":"SPXW260316P07325000","bid":455.1,"bid_size":1.0,"ask":462.8,"ask_size":1.0,"iv":0.1139,"open_interest":0.0,"volume":0.0,"delta":-0.9827,"gamma":0.0002,"vega":0.9096,"theta":0.0,"rho":-4.7272,"theo":459.3276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":439.399993896484},{"option":"SPXW260316C07350000","bid":0.7,"bid_size":36.0,"ask":0.9,"ask_size":36.0,"iv":0.1138,"open_interest":43.0,"volume":12.0,"delta":0.0142,"gamma":0.0002,"vega":0.7734,"theta":-0.141,"rho":0.0613,"theo":0.9943,"change":0.09,"open":1.01,"high":1.01,"low":0.99,"tick":"no_change","last_trade_price":0.99,"last_trade_time":"2026-02-18T13:35:47","percent_change":10.0,"prev_day_close":0.775000005960464},{"option":"SPXW260316P07350000","bid":479.8,"bid_size":1.0,"ask":487.5,"ask_size":1.0,"iv":0.1155,"open_interest":0.0,"volume":0.0,"delta":-0.9858,"gamma":0.0002,"vega":0.7734,"theta":0.0,"rho":-4.7575,"theo":484.0224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":463.349990844727},{"option":"SPXW260316C07375000","bid":0.55,"bid_size":15.0,"ask":0.75,"ask_size":15.0,"iv":0.1152,"open_interest":3.0,"volume":0.0,"delta":0.0117,"gamma":0.0001,"vega":0.6609,"theta":-0.1208,"rho":0.0506,"theo":0.813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.85,"last_trade_time":"2026-02-13T15:53:12","percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260316P07375000","bid":504.6,"bid_size":1.0,"ask":512.4,"ask_size":1.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9883,"gamma":0.0001,"vega":0.6609,"theta":0.0,"rho":-4.7846,"theo":508.772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.100006103516},{"option":"SPXW260316C07400000","bid":0.4,"bid_size":148.0,"ask":0.65,"ask_size":105.0,"iv":0.1169,"open_interest":19.0,"volume":2.0,"delta":0.0097,"gamma":0.0001,"vega":0.5677,"theta":-0.1041,"rho":0.042,"theo":0.6721,"change":0.0,"open":0.6,"high":0.6,"low":0.6,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T09:58:06","percent_change":9.93411e-7,"prev_day_close":0.525000005960464},{"option":"SPXW260316P07400000","bid":529.4,"bid_size":1.0,"ask":537.1,"ask_size":1.0,"iv":0.1202,"open_interest":3.0,"volume":0.0,"delta":-0.9903,"gamma":0.0001,"vega":0.5677,"theta":0.0,"rho":-4.8096,"theo":533.5621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":430.58,"last_trade_time":"2026-01-30T09:38:39","percent_change":0.0,"prev_day_close":513.600006103516},{"option":"SPXW260316C07425000","bid":0.35,"bid_size":46.0,"ask":0.55,"ask_size":82.0,"iv":0.1194,"open_interest":1800.0,"volume":0.0,"delta":0.0082,"gamma":0.0001,"vega":0.4908,"theta":-0.0905,"rho":0.0352,"theo":0.5624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-13T09:39:15","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260316P07425000","bid":554.2,"bid_size":1.0,"ask":561.9,"ask_size":1.0,"iv":0.1216,"open_interest":0.0,"volume":0.0,"delta":-0.9918,"gamma":0.0001,"vega":0.4908,"theta":0.0,"rho":-4.8328,"theo":558.3833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":539.200012207031},{"option":"SPXW260316C07450000","bid":0.3,"bid_size":34.0,"ask":0.5,"ask_size":106.0,"iv":0.1223,"open_interest":7.0,"volume":0.0,"delta":0.0069,"gamma":0.0001,"vega":0.4271,"theta":-0.0794,"rho":0.0298,"theo":0.4762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-13T15:54:29","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260316P07450000","bid":579.1,"bid_size":1.0,"ask":586.8,"ask_size":1.0,"iv":0.1253,"open_interest":0.0,"volume":0.0,"delta":-0.9931,"gamma":0.0001,"vega":0.4271,"theta":0.0,"rho":-4.8545,"theo":583.2281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.549987792969},{"option":"SPXW260316C07500000","bid":0.2,"bid_size":52.0,"ask":0.4,"ask_size":36.0,"iv":0.1271,"open_interest":15.0,"volume":0.0,"delta":0.0052,"gamma":0.0001,"vega":0.3312,"theta":-0.0629,"rho":0.022,"theo":0.3552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-13T15:53:12","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260316P07500000","bid":628.9,"bid_size":1.0,"ask":636.6,"ask_size":1.0,"iv":0.1323,"open_interest":3.0,"volume":0.0,"delta":-0.9948,"gamma":0.0001,"vega":0.3312,"theta":0.0,"rho":-4.8951,"theo":632.969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":526.68,"last_trade_time":"2026-01-30T09:38:39","percent_change":0.0,"prev_day_close":613.349975585938},{"option":"SPXW260316C07600000","bid":0.15,"bid_size":39.0,"ask":0.35,"ask_size":106.0,"iv":0.1413,"open_interest":32.0,"volume":0.0,"delta":0.0032,"gamma":0.0,"vega":0.2192,"theta":-0.0442,"rho":0.0137,"theo":0.2288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-17T15:18:24","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260316P07600000","bid":728.5,"bid_size":1.0,"ask":736.2,"ask_size":1.0,"iv":0.1446,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.2188,"theta":0.0,"rho":-4.969,"theo":732.5659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":713.350006103516},{"option":"SPXW260316C07800000","bid":0.05,"bid_size":64.0,"ask":0.25,"ask_size":67.0,"iv":0.1655,"open_interest":4.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.1207,"theta":-0.0281,"rho":0.0071,"theo":0.1302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-13T12:48:41","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260316P07800000","bid":927.9,"bid_size":1.0,"ask":935.6,"ask_size":1.0,"iv":0.1744,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1205,"theta":0.0,"rho":-5.1066,"theo":931.9151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.899993896484},{"option":"SPXW260316C08000000","bid":0.05,"bid_size":43.0,"ask":0.2,"ask_size":90.0,"iv":0.192,"open_interest":5.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0729,"theta":-0.0192,"rho":0.0041,"theo":0.0818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-11T16:09:18","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260316P08000000","bid":1127.3,"bid_size":1.0,"ask":1135.0,"ask_size":1.0,"iv":0.2016,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0729,"theta":0.0,"rho":-5.2406,"theo":1131.3144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1110.19995117188},{"option":"SPXW260316C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":92.0,"iv":0.2161,"open_interest":1.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0447,"theta":-0.0129,"rho":0.0024,"theo":0.0513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-02T12:17:59","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260316P08200000","bid":1326.8,"bid_size":1.0,"ask":1334.4,"ask_size":1.0,"iv":0.2259,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0448,"theta":0.0,"rho":-5.3734,"theo":1330.7315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1309.75},{"option":"SPXW260316C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":156.0,"iv":0.2427,"open_interest":0.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0279,"theta":-0.0087,"rho":0.0014,"theo":0.0324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260316P08400000","bid":1526.2,"bid_size":1.0,"ask":1534.0,"ask_size":1.0,"iv":0.2468,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0276,"theta":0.0,"rho":-5.5054,"theo":1530.1596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1509.04998779297},{"option":"SPXW260316C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":160.0,"iv":0.2685,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0172,"theta":-0.0057,"rho":0.0009,"theo":0.0199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260316P08600000","bid":1725.6,"bid_size":1.0,"ask":1733.3,"ask_size":1.0,"iv":0.2809,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.017,"theta":0.0,"rho":-5.637,"theo":1729.5949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1708.59997558594},{"option":"SPXW260316C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":177.0,"iv":0.2933,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0105,"theta":-0.0036,"rho":0.0005,"theo":0.0119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260316P08800000","bid":1925.0,"bid_size":1.0,"ask":1932.7,"ask_size":1.0,"iv":0.2992,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0105,"theta":0.0,"rho":-5.7684,"theo":1929.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1908.44995117188},{"option":"SPXW260316C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":36.0,"iv":0.311,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0064,"theta":-0.0023,"rho":0.0003,"theo":0.0072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260316P09000000","bid":2124.5,"bid_size":1.0,"ask":2132.1,"ask_size":1.0,"iv":0.3127,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0064,"theta":0.0,"rho":-5.8997,"theo":2128.4776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2107.44995117188},{"option":"SPXW260317C02800000","bid":4050.9,"bid_size":1.0,"ask":4058.6,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.021,"theta":0.0,"rho":1.9124,"theo":4054.632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.45007324219},{"option":"SPXW260317P02800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":46.0,"iv":0.9702,"open_interest":0.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.021,"theta":-0.0359,"rho":-0.0015,"theo":0.1476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317C03000000","bid":3851.5,"bid_size":1.0,"ask":3859.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0263,"theta":0.0,"rho":2.0485,"theo":3855.2376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3873.94995117188},{"option":"SPXW260317P03000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":248.0,"iv":0.9161,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0264,"theta":-0.0421,"rho":-0.0019,"theo":0.1779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260317C03200000","bid":3652.1,"bid_size":1.0,"ask":3659.8,"ask_size":1.0,"iv":0.7504,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0328,"theta":0.0,"rho":2.1845,"theo":3655.8492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.65002441406},{"option":"SPXW260317P03200000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":297.0,"iv":0.8611,"open_interest":20.0,"volume":20.0,"delta":-0.0005,"gamma":0.0,"vega":0.0328,"theta":-0.0494,"rho":-0.0024,"theo":0.2143,"change":-0.1,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:28:35","percent_change":-50.0,"prev_day_close":0.100000001490116},{"option":"SPXW260317C03400000","bid":3452.7,"bid_size":1.0,"ask":3460.4,"ask_size":1.0,"iv":0.7355,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0408,"theta":0.0,"rho":2.3203,"theo":3456.4684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3475.09997558594},{"option":"SPXW260317P03400000","bid":0.05,"bid_size":293.0,"ask":0.3,"ask_size":293.0,"iv":0.8158,"open_interest":1.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0408,"theta":-0.0577,"rho":-0.003,"theo":0.2574,"change":-0.125,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T13:59:51","percent_change":-45.4545,"prev_day_close":0.150000000372529},{"option":"SPXW260317C03600000","bid":3253.4,"bid_size":1.0,"ask":3261.0,"ask_size":1.0,"iv":0.7488,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0512,"theta":0.0,"rho":2.456,"theo":3257.0975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.89990234375},{"option":"SPXW260317P03600000","bid":0.15,"bid_size":262.0,"ask":0.35,"ask_size":165.0,"iv":0.7739,"open_interest":7.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.051,"theta":-0.0675,"rho":-0.0038,"theo":0.3104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-17T10:39:34","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260317C03800000","bid":3054.0,"bid_size":1.0,"ask":3061.7,"ask_size":1.0,"iv":0.6966,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0642,"theta":0.0,"rho":2.5915,"theo":3057.7405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3076.20007324219},{"option":"SPXW260317P03800000","bid":0.25,"bid_size":94.0,"ask":0.45,"ask_size":165.0,"iv":0.7325,"open_interest":156.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.064,"theta":-0.0795,"rho":-0.0048,"theo":0.3778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.53,"last_trade_time":"2026-02-17T12:49:56","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260317C04000000","bid":2854.6,"bid_size":1.0,"ask":2862.4,"ask_size":1.0,"iv":0.6821,"open_interest":1.0,"volume":1.0,"delta":0.9987,"gamma":0.0,"vega":0.0814,"theta":0.0,"rho":2.7266,"theo":2858.4034,"change":53.3799,"open":2906.33,"high":2906.33,"low":2906.33,"tick":"up","last_trade_price":2906.33,"last_trade_time":"2026-02-18T11:31:08","percent_change":1.87104,"prev_day_close":2878.34997558594},{"option":"SPXW260317P04000000","bid":0.4,"bid_size":33.0,"ask":0.6,"ask_size":255.0,"iv":0.6938,"open_interest":6.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0815,"theta":-0.0948,"rho":-0.0062,"theo":0.4672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.05,"last_trade_time":"2026-02-13T10:07:55","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260317C04200000","bid":2655.5,"bid_size":1.0,"ask":2663.2,"ask_size":1.0,"iv":0.6392,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.1049,"theta":0.0,"rho":2.8611,"theo":2659.0977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2679.40002441406},{"option":"SPXW260317P04200000","bid":0.55,"bid_size":36.0,"ask":0.75,"ask_size":225.0,"iv":0.6506,"open_interest":71.0,"volume":50.0,"delta":-0.0017,"gamma":0.0,"vega":0.1049,"theta":-0.1142,"rho":-0.0082,"theo":0.5859,"change":-0.225,"open":0.55,"high":0.55,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T13:48:05","percent_change":-29.0323,"prev_day_close":0.574999988079071},{"option":"SPXW260317C04400000","bid":2456.3,"bid_size":1.0,"ask":2464.0,"ask_size":1.0,"iv":0.6024,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.1375,"theta":0.0,"rho":2.9948,"theo":2459.842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2479.84997558594},{"option":"SPXW260317P04400000","bid":0.8,"bid_size":33.0,"ask":0.95,"ask_size":225.0,"iv":0.6109,"open_interest":7.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.137,"theta":-0.14,"rho":-0.011,"theo":0.7518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-17T16:03:40","percent_change":0.0,"prev_day_close":0.775000005960464},{"option":"SPXW260317C04600000","bid":2257.2,"bid_size":1.0,"ask":2264.8,"ask_size":1.0,"iv":0.5666,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.1846,"theta":0.0,"rho":3.127,"theo":2260.6645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2279.90002441406},{"option":"SPXW260317P04600000","bid":1.05,"bid_size":103.0,"ask":1.25,"ask_size":225.0,"iv":0.57,"open_interest":28.0,"volume":12.0,"delta":-0.0032,"gamma":0.0,"vega":0.1844,"theta":-0.1764,"rho":-0.0153,"theo":1.0,"change":-0.3,"open":1.15,"high":1.15,"low":0.9,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T14:36:00","percent_change":-22.2222,"prev_day_close":1.02500000596046},{"option":"SPXW260317C04800000","bid":2058.1,"bid_size":1.0,"ask":2065.8,"ask_size":1.0,"iv":0.5259,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.2524,"theta":0.0,"rho":3.2572,"theo":2061.6042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2080.75},{"option":"SPXW260317P04800000","bid":1.45,"bid_size":89.0,"ask":1.65,"ask_size":213.0,"iv":0.5314,"open_interest":103.0,"volume":23.0,"delta":-0.0046,"gamma":0.0,"vega":0.2524,"theta":-0.2263,"rho":-0.0216,"theo":1.3661,"change":-0.175,"open":1.55,"high":1.55,"low":1.55,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-18T15:04:23","percent_change":-10.1449,"prev_day_close":1.35000002384186},{"option":"SPXW260317C05000000","bid":1859.2,"bid_size":1.0,"ask":1866.9,"ask_size":1.0,"iv":0.4887,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.3486,"theta":0.0,"rho":3.3842,"theo":1862.7105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1883.15002441406},{"option":"SPXW260317P05000000","bid":1.95,"bid_size":27.0,"ask":2.15,"ask_size":201.0,"iv":0.492,"open_interest":721.0,"volume":0.0,"delta":-0.0066,"gamma":0.0,"vega":0.3486,"theta":-0.2929,"rho":-0.0311,"theo":1.8971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.2,"last_trade_time":"2026-02-17T13:49:29","percent_change":0.0,"prev_day_close":1.77500003576279},{"option":"SPXW260317C05200000","bid":1660.5,"bid_size":1.0,"ask":1668.1,"ask_size":1.0,"iv":0.4516,"open_interest":0.0,"volume":0.0,"delta":0.9905,"gamma":0.0,"vega":0.4843,"theta":0.0,"rho":3.5066,"theo":1664.04,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1684.55004882812},{"option":"SPXW260317P05200000","bid":2.6,"bid_size":127.0,"ask":2.85,"ask_size":218.0,"iv":0.453,"open_interest":24.0,"volume":0.0,"delta":-0.0095,"gamma":0.0,"vega":0.4843,"theta":-0.3787,"rho":-0.0452,"theo":2.6513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-17T15:38:40","percent_change":0.0,"prev_day_close":2.35000002384186},{"option":"SPXW260317C05400000","bid":1462.0,"bid_size":2.0,"ask":1469.7,"ask_size":2.0,"iv":0.4132,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":0.6711,"theta":0.0,"rho":3.6225,"theo":1465.667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1486.39996337891},{"option":"SPXW260317P05400000","bid":3.6,"bid_size":23.0,"ask":3.8,"ask_size":139.0,"iv":0.415,"open_interest":5.0,"volume":0.0,"delta":-0.0139,"gamma":0.0,"vega":0.6711,"theta":-0.4854,"rho":-0.0658,"theo":3.7029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4.7,"last_trade_time":"2026-02-11T10:26:07","percent_change":0.0,"prev_day_close":3.19999992847443},{"option":"SPXW260317C05500000","bid":1362.8,"bid_size":2.0,"ask":1370.6,"ask_size":2.0,"iv":0.3956,"open_interest":1.0,"volume":0.0,"delta":0.9832,"gamma":0.0001,"vega":0.7887,"theta":0.0,"rho":3.677,"theo":1366.6291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1357.98,"last_trade_time":"2026-02-17T15:31:05","percent_change":0.0,"prev_day_close":1386.15002441406},{"option":"SPXW260317P05500000","bid":4.2,"bid_size":139.0,"ask":4.5,"ask_size":196.0,"iv":0.3963,"open_interest":1022.0,"volume":0.0,"delta":-0.0168,"gamma":0.0001,"vega":0.7887,"theta":-0.5477,"rho":-0.0795,"theo":4.3774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.9,"last_trade_time":"2026-02-17T12:30:34","percent_change":0.0,"prev_day_close":3.80000007152557},{"option":"SPXW260317C05600000","bid":1264.0,"bid_size":2.0,"ask":1271.7,"ask_size":2.0,"iv":0.3762,"open_interest":0.0,"volume":0.0,"delta":0.9797,"gamma":0.0001,"vega":0.9295,"theta":-0.0958,"rho":3.7284,"theo":1267.7232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1288.09997558594},{"option":"SPXW260317P05600000","bid":5.0,"bid_size":67.0,"ask":5.2,"ask_size":111.0,"iv":0.3773,"open_interest":34.0,"volume":44.0,"delta":-0.0203,"gamma":0.0001,"vega":0.9295,"theta":-0.6173,"rho":-0.0963,"theo":5.1838,"change":-1.48,"open":4.2,"high":4.2,"low":3.92,"tick":"no_change","last_trade_price":3.92,"last_trade_time":"2026-02-18T10:53:44","percent_change":-27.4074,"prev_day_close":4.5},{"option":"SPXW260317C05700000","bid":1165.2,"bid_size":2.0,"ask":1173.0,"ask_size":2.0,"iv":0.3584,"open_interest":0.0,"volume":0.0,"delta":0.9753,"gamma":0.0001,"vega":1.0979,"theta":-0.216,"rho":3.7754,"theo":1168.9985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1188.39996337891},{"option":"SPXW260317P05700000","bid":5.9,"bid_size":108.0,"ask":6.2,"ask_size":107.0,"iv":0.3587,"open_interest":30.0,"volume":5.0,"delta":-0.0247,"gamma":0.0001,"vega":1.0979,"theta":-0.6963,"rho":-0.1176,"theo":6.1715,"change":-0.5,"open":5.0,"high":5.9,"low":5.0,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:23:45","percent_change":-7.8125,"prev_day_close":5.34999990463257},{"option":"SPXW260317C05800000","bid":1066.8,"bid_size":2.0,"ask":1074.5,"ask_size":4.0,"iv":0.3402,"open_interest":0.0,"volume":0.0,"delta":0.9696,"gamma":0.0001,"vega":1.3028,"theta":-0.3488,"rho":3.8169,"theo":1070.5279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1090.64996337891},{"option":"SPXW260317P05800000","bid":7.2,"bid_size":67.0,"ask":7.5,"ask_size":172.0,"iv":0.3411,"open_interest":37.0,"volume":4.0,"delta":-0.0304,"gamma":0.0001,"vega":1.3028,"theta":-0.788,"rho":-0.1443,"theo":7.4132,"change":-1.18,"open":6.5,"high":6.5,"low":6.5,"tick":"no_change","last_trade_price":6.5,"last_trade_time":"2026-02-18T09:55:47","percent_change":-15.3247,"prev_day_close":6.40000009536743},{"option":"SPXW260317C05875000","bid":993.2,"bid_size":2.0,"ask":1000.9,"ask_size":4.0,"iv":0.3271,"open_interest":0.0,"volume":0.0,"delta":0.9643,"gamma":0.0001,"vega":1.4891,"theta":-0.4596,"rho":3.8423,"theo":996.9121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1016.54998779297},{"option":"SPXW260317P05875000","bid":8.3,"bid_size":98.0,"ask":8.7,"ask_size":159.0,"iv":0.3277,"open_interest":4.0,"volume":4.0,"delta":-0.0357,"gamma":0.0001,"vega":1.4891,"theta":-0.8678,"rho":-0.1701,"theo":8.5816,"change":-1.25,"open":7.8,"high":7.8,"low":7.7,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T09:54:32","percent_change":-13.9665,"prev_day_close":7.45000004768372},{"option":"SPXW260317C05900000","bid":968.6,"bid_size":2.0,"ask":976.4,"ask_size":2.0,"iv":0.3233,"open_interest":0.0,"volume":0.0,"delta":0.9622,"gamma":0.0001,"vega":1.5574,"theta":-0.4992,"rho":3.8496,"theo":972.432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":991.5},{"option":"SPXW260317P05900000","bid":8.8,"bid_size":62.0,"ask":9.2,"ask_size":153.0,"iv":0.3237,"open_interest":140.0,"volume":1.0,"delta":-0.0378,"gamma":0.0001,"vega":1.5574,"theta":-0.8971,"rho":-0.1799,"theo":9.0297,"change":-1.45,"open":7.9,"high":7.9,"low":7.9,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T09:55:26","percent_change":-15.508,"prev_day_close":7.84999990463257},{"option":"SPXW260317C05925000","bid":944.3,"bid_size":2.0,"ask":951.9,"ask_size":3.0,"iv":0.3187,"open_interest":0.0,"volume":0.0,"delta":0.96,"gamma":0.0001,"vega":1.6295,"theta":-0.5401,"rho":3.8563,"theo":947.9858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":966.800018310547},{"option":"SPXW260317P05925000","bid":9.2,"bid_size":161.0,"ask":9.7,"ask_size":148.0,"iv":0.3195,"open_interest":4.0,"volume":0.0,"delta":-0.04,"gamma":0.0001,"vega":1.6295,"theta":-0.9278,"rho":-0.1903,"theo":9.5116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.0,"last_trade_time":"2026-02-17T09:55:40","percent_change":0.0,"prev_day_close":8.2999997138977},{"option":"SPXW260317C05950000","bid":919.9,"bid_size":2.0,"ask":927.6,"ask_size":2.0,"iv":0.3145,"open_interest":0.0,"volume":0.0,"delta":0.9577,"gamma":0.0001,"vega":1.7066,"theta":-0.5826,"rho":3.8622,"theo":923.5767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":942.849975585938},{"option":"SPXW260317P05950000","bid":9.8,"bid_size":91.0,"ask":10.2,"ask_size":144.0,"iv":0.3151,"open_interest":17.0,"volume":0.0,"delta":-0.0423,"gamma":0.0001,"vega":1.7066,"theta":-0.96,"rho":-0.2015,"theo":10.0305,"change":-1.52,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":16.58,"last_trade_time":"2026-02-17T10:42:01","percent_change":-14.6154,"prev_day_close":8.7000002861023},{"option":"SPXW260317C05975000","bid":895.5,"bid_size":2.0,"ask":903.1,"ask_size":3.0,"iv":0.3106,"open_interest":0.0,"volume":0.0,"delta":0.9551,"gamma":0.0002,"vega":1.789,"theta":-0.6268,"rho":3.8671,"theo":899.2086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.100006103516},{"option":"SPXW260317P05975000","bid":10.3,"bid_size":149.0,"ask":10.8,"ask_size":138.0,"iv":0.311,"open_interest":2.0,"volume":1.0,"delta":-0.0449,"gamma":0.0002,"vega":1.789,"theta":-0.9938,"rho":-0.2136,"theo":10.5905,"change":-0.75,"open":10.2,"high":10.2,"low":10.2,"tick":"down","last_trade_price":10.2,"last_trade_time":"2026-02-18T15:20:42","percent_change":-6.84932,"prev_day_close":9.2000002861023},{"option":"SPXW260317C06000000","bid":871.1,"bid_size":2.0,"ask":878.8,"ask_size":3.0,"iv":0.3066,"open_interest":0.0,"volume":0.0,"delta":0.9524,"gamma":0.0002,"vega":1.8768,"theta":-0.6726,"rho":3.8709,"theo":874.8859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":893.649993896484},{"option":"SPXW260317P06000000","bid":11.0,"bid_size":15.0,"ask":11.4,"ask_size":104.0,"iv":0.3068,"open_interest":23.0,"volume":4.0,"delta":-0.0476,"gamma":0.0002,"vega":1.8768,"theta":-1.0294,"rho":-0.2269,"theo":11.1959,"change":-1.58,"open":8.8,"high":9.8,"low":8.23,"tick":"up","last_trade_price":9.8,"last_trade_time":"2026-02-18T16:06:33","percent_change":-13.6797,"prev_day_close":9.7000002861023},{"option":"SPXW260317C06025000","bid":847.0,"bid_size":2.0,"ask":854.7,"ask_size":2.0,"iv":0.3023,"open_interest":0.0,"volume":0.0,"delta":0.9494,"gamma":0.0002,"vega":1.9693,"theta":-0.7203,"rho":3.8735,"theo":850.6136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":870.099975585938},{"option":"SPXW260317P06025000","bid":11.6,"bid_size":66.0,"ask":12.1,"ask_size":99.0,"iv":0.3029,"open_interest":6.0,"volume":1.0,"delta":-0.0506,"gamma":0.0002,"vega":1.9693,"theta":-1.0667,"rho":-0.2413,"theo":11.8517,"change":-2.45,"open":9.8,"high":9.8,"low":9.8,"tick":"down","last_trade_price":9.8,"last_trade_time":"2026-02-18T14:07:56","percent_change":-20.0,"prev_day_close":10.2999997138977},{"option":"SPXW260317C06050000","bid":822.8,"bid_size":2.0,"ask":830.3,"ask_size":3.0,"iv":0.2983,"open_interest":0.0,"volume":0.0,"delta":0.9462,"gamma":0.0002,"vega":2.0662,"theta":-0.7698,"rho":3.8751,"theo":826.3965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":845.700012207031},{"option":"SPXW260317P06050000","bid":12.4,"bid_size":15.0,"ask":12.8,"ask_size":95.0,"iv":0.2987,"open_interest":14.0,"volume":1.0,"delta":-0.0538,"gamma":0.0002,"vega":2.0662,"theta":-1.106,"rho":-0.2568,"theo":12.5626,"change":-3.75,"open":9.2,"high":9.2,"low":9.2,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-18T12:08:47","percent_change":-28.9575,"prev_day_close":10.9000000953674},{"option":"SPXW260317C06075000","bid":798.5,"bid_size":2.0,"ask":806.1,"ask_size":3.0,"iv":0.2945,"open_interest":0.0,"volume":0.0,"delta":0.9428,"gamma":0.0002,"vega":2.1679,"theta":-0.8213,"rho":3.8757,"theo":802.239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.800018310547},{"option":"SPXW260317P06075000","bid":13.1,"bid_size":61.0,"ask":13.6,"ask_size":91.0,"iv":0.2948,"open_interest":52.0,"volume":4.0,"delta":-0.0572,"gamma":0.0002,"vega":2.1679,"theta":-1.1472,"rho":-0.2732,"theo":13.3332,"change":-3.38,"open":10.37,"high":10.37,"low":10.37,"tick":"no_change","last_trade_price":10.37,"last_trade_time":"2026-02-18T13:36:33","percent_change":-24.5818,"prev_day_close":11.5999999046326},{"option":"SPXW260317C06100000","bid":774.4,"bid_size":4.0,"ask":782.0,"ask_size":4.0,"iv":0.2907,"open_interest":0.0,"volume":0.0,"delta":0.939,"gamma":0.0002,"vega":2.2761,"theta":-0.8748,"rho":3.8751,"theo":778.1458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":797.299987792969},{"option":"SPXW260317P06100000","bid":14.0,"bid_size":26.0,"ask":14.4,"ask_size":88.0,"iv":0.2906,"open_interest":1861.0,"volume":18.0,"delta":-0.061,"gamma":0.0002,"vega":2.2761,"theta":-1.1904,"rho":-0.2909,"theo":14.1681,"change":-4.05,"open":10.33,"high":10.5,"low":10.3,"tick":"up","last_trade_price":10.5,"last_trade_time":"2026-02-18T12:16:35","percent_change":-27.8351,"prev_day_close":12.2999997138977},{"option":"SPXW260317C06125000","bid":750.4,"bid_size":4.0,"ask":758.2,"ask_size":2.0,"iv":0.2866,"open_interest":0.0,"volume":0.0,"delta":0.935,"gamma":0.0002,"vega":2.3918,"theta":-0.9303,"rho":3.8729,"theo":754.1228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.350006103516},{"option":"SPXW260317P06125000","bid":14.9,"bid_size":15.0,"ask":15.3,"ask_size":84.0,"iv":0.2868,"open_interest":135.0,"volume":8.0,"delta":-0.065,"gamma":0.0002,"vega":2.3918,"theta":-1.2355,"rho":-0.3102,"theo":15.0732,"change":-3.0,"open":11.62,"high":12.45,"low":11.62,"tick":"up","last_trade_price":12.45,"last_trade_time":"2026-02-18T14:12:36","percent_change":-19.4175,"prev_day_close":13.0999999046326},{"option":"SPXW260317C06150000","bid":726.5,"bid_size":2.0,"ask":734.3,"ask_size":2.0,"iv":0.2824,"open_interest":0.0,"volume":0.0,"delta":0.9307,"gamma":0.0002,"vega":2.5147,"theta":-0.9877,"rho":3.8688,"theo":730.1768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.299987792969},{"option":"SPXW260317P06150000","bid":15.8,"bid_size":29.0,"ask":16.3,"ask_size":65.0,"iv":0.2825,"open_interest":48.0,"volume":0.0,"delta":-0.0693,"gamma":0.0002,"vega":2.5147,"theta":-1.2827,"rho":-0.3313,"theo":16.0553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.1,"last_trade_time":"2026-02-17T15:54:01","percent_change":0.0,"prev_day_close":13.9000000953674},{"option":"SPXW260317C06175000","bid":702.7,"bid_size":2.0,"ask":710.4,"ask_size":2.0,"iv":0.2784,"open_interest":0.0,"volume":0.0,"delta":0.926,"gamma":0.0003,"vega":2.6433,"theta":-1.0472,"rho":3.8629,"theo":706.3152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":724.350006103516},{"option":"SPXW260317P06175000","bid":16.8,"bid_size":75.0,"ask":17.4,"ask_size":62.0,"iv":0.2788,"open_interest":28.0,"volume":0.0,"delta":-0.074,"gamma":0.0003,"vega":2.6433,"theta":-1.3318,"rho":-0.3543,"theo":17.1218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.6,"last_trade_time":"2026-02-17T15:24:41","percent_change":0.0,"prev_day_close":14.7999997138977},{"option":"SPXW260317C06200000","bid":678.8,"bid_size":2.0,"ask":686.3,"ask_size":3.0,"iv":0.2749,"open_interest":0.0,"volume":0.0,"delta":0.9209,"gamma":0.0003,"vega":2.7769,"theta":-1.1086,"rho":3.8555,"theo":682.5443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":700.25},{"option":"SPXW260317P06200000","bid":18.0,"bid_size":27.0,"ask":18.5,"ask_size":59.0,"iv":0.2749,"open_interest":52.0,"volume":14.0,"delta":-0.0791,"gamma":0.0003,"vega":2.7769,"theta":-1.3829,"rho":-0.3787,"theo":18.2789,"change":-5.55,"open":13.32,"high":13.32,"low":13.1,"tick":"down","last_trade_price":13.1,"last_trade_time":"2026-02-18T11:31:28","percent_change":-29.7587,"prev_day_close":15.7999997138977},{"option":"SPXW260317C06225000","bid":655.2,"bid_size":2.0,"ask":662.7,"ask_size":2.0,"iv":0.271,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0003,"vega":2.9169,"theta":-1.1718,"rho":3.8465,"theo":658.8698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":677.049987792969},{"option":"SPXW260317P06225000","bid":19.1,"bid_size":73.0,"ask":19.9,"ask_size":60.0,"iv":0.2709,"open_interest":3691.0,"volume":1.0,"delta":-0.0846,"gamma":0.0003,"vega":2.9169,"theta":-1.4359,"rho":-0.4048,"theo":19.5325,"change":-1.37,"open":18.53,"high":18.53,"low":18.53,"tick":"down","last_trade_price":18.53,"last_trade_time":"2026-02-18T09:40:16","percent_change":-6.88442,"prev_day_close":16.8999996185303},{"option":"SPXW260317C06250000","bid":631.6,"bid_size":2.0,"ask":639.1,"ask_size":2.0,"iv":0.2671,"open_interest":0.0,"volume":0.0,"delta":0.9095,"gamma":0.0003,"vega":3.0654,"theta":-1.2368,"rho":3.8353,"theo":635.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":653.299987792969},{"option":"SPXW260317P06250000","bid":20.5,"bid_size":60.0,"ask":21.2,"ask_size":48.0,"iv":0.2671,"open_interest":13.0,"volume":5.0,"delta":-0.0905,"gamma":0.0003,"vega":3.0654,"theta":-1.4905,"rho":-0.4331,"theo":20.8892,"change":-6.3,"open":18.67,"high":18.67,"low":14.9,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-18T12:11:57","percent_change":-29.717,"prev_day_close":18.0500001907349},{"option":"SPXW260317C06275000","bid":608.2,"bid_size":2.0,"ask":615.9,"ask_size":2.0,"iv":0.2632,"open_interest":0.0,"volume":0.0,"delta":0.9032,"gamma":0.0004,"vega":3.2224,"theta":-1.3033,"rho":3.8214,"theo":611.839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":629.049987792969},{"option":"SPXW260317P06275000","bid":22.0,"bid_size":12.0,"ask":22.7,"ask_size":45.0,"iv":0.2635,"open_interest":96.0,"volume":2.0,"delta":-0.0968,"gamma":0.0004,"vega":3.2224,"theta":-1.5468,"rho":-0.464,"theo":22.3579,"change":-2.78,"open":19.92,"high":19.92,"low":19.92,"tick":"no_change","last_trade_price":19.92,"last_trade_time":"2026-02-18T09:46:32","percent_change":-12.2467,"prev_day_close":19.25},{"option":"SPXW260317C06300000","bid":584.8,"bid_size":2.0,"ask":592.3,"ask_size":2.0,"iv":0.2596,"open_interest":0.0,"volume":0.0,"delta":0.8963,"gamma":0.0004,"vega":3.3851,"theta":-1.3712,"rho":3.805,"theo":588.501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":605.450012207031},{"option":"SPXW260317P06300000","bid":23.5,"bid_size":54.0,"ask":24.3,"ask_size":54.0,"iv":0.2596,"open_interest":25.0,"volume":1.0,"delta":-0.1037,"gamma":0.0004,"vega":3.3851,"theta":-1.6044,"rho":-0.4975,"theo":23.948,"change":-5.71,"open":18.54,"high":18.54,"low":18.54,"tick":"down","last_trade_price":18.54,"last_trade_time":"2026-02-18T10:04:20","percent_change":-23.5464,"prev_day_close":20.6499996185303},{"option":"SPXW260317C06325000","bid":561.5,"bid_size":2.0,"ask":569.3,"ask_size":4.0,"iv":0.2559,"open_interest":0.0,"volume":0.0,"delta":0.8889,"gamma":0.0004,"vega":3.5521,"theta":-1.4403,"rho":3.7865,"theo":565.2921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":581.950012207031},{"option":"SPXW260317P06325000","bid":25.2,"bid_size":28.0,"ask":26.0,"ask_size":40.0,"iv":0.2558,"open_interest":16.0,"volume":17.0,"delta":-0.1111,"gamma":0.0004,"vega":3.5521,"theta":-1.6632,"rho":-0.5331,"theo":25.6672,"change":-5.05,"open":24.23,"high":24.23,"low":18.28,"tick":"up","last_trade_price":20.85,"last_trade_time":"2026-02-18T14:12:36","percent_change":-19.4981,"prev_day_close":22.1499996185303},{"option":"SPXW260317C06350000","bid":538.7,"bid_size":3.0,"ask":545.9,"ask_size":3.0,"iv":0.2525,"open_interest":0.0,"volume":0.0,"delta":0.881,"gamma":0.0004,"vega":3.7256,"theta":-1.5103,"rho":3.7657,"theo":542.2188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":558.700012207031},{"option":"SPXW260317P06350000","bid":27.0,"bid_size":33.0,"ask":27.8,"ask_size":43.0,"iv":0.2519,"open_interest":1846.0,"volume":11.0,"delta":-0.119,"gamma":0.0004,"vega":3.7256,"theta":-1.7229,"rho":-0.5709,"theo":27.522,"change":-1.75,"open":26.8,"high":26.8,"low":19.8,"tick":"up","last_trade_price":26.0,"last_trade_time":"2026-02-18T14:57:00","percent_change":-6.30631,"prev_day_close":23.6999998092651},{"option":"SPXW260317C06375000","bid":515.6,"bid_size":2.0,"ask":522.9,"ask_size":3.0,"iv":0.2483,"open_interest":0.0,"volume":0.0,"delta":0.8725,"gamma":0.0004,"vega":3.908,"theta":-1.5809,"rho":3.7417,"theo":519.2901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":535.349975585938},{"option":"SPXW260317P06375000","bid":29.0,"bid_size":25.0,"ask":29.8,"ask_size":35.0,"iv":0.2482,"open_interest":17.0,"volume":13.0,"delta":-0.1275,"gamma":0.0004,"vega":3.908,"theta":-1.7832,"rho":-0.612,"theo":29.5213,"change":-8.2,"open":21.78,"high":21.78,"low":21.08,"tick":"no_change","last_trade_price":21.55,"last_trade_time":"2026-02-18T13:25:10","percent_change":-27.563,"prev_day_close":25.4499998092651},{"option":"SPXW260317C06400000","bid":492.7,"bid_size":2.0,"ask":499.6,"ask_size":3.0,"iv":0.2438,"open_interest":0.0,"volume":0.0,"delta":0.8634,"gamma":0.0005,"vega":4.0972,"theta":-1.6517,"rho":3.7139,"theo":496.5181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":512.450012207031},{"option":"SPXW260317P06400000","bid":31.1,"bid_size":24.0,"ask":32.0,"ask_size":32.0,"iv":0.2444,"open_interest":34.0,"volume":11.0,"delta":-0.1366,"gamma":0.0005,"vega":4.0972,"theta":-1.8437,"rho":-0.6568,"theo":31.6775,"change":-9.35,"open":29.73,"high":29.73,"low":22.5,"tick":"down","last_trade_price":22.5,"last_trade_time":"2026-02-18T10:42:25","percent_change":-29.3564,"prev_day_close":27.3000001907349},{"option":"SPXW260317C06425000","bid":470.2,"bid_size":4.0,"ask":477.3,"ask_size":3.0,"iv":0.2406,"open_interest":0.0,"volume":0.0,"delta":0.8536,"gamma":0.0005,"vega":4.289,"theta":-1.7224,"rho":3.6833,"theo":473.9143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.25},{"option":"SPXW260317P06425000","bid":33.5,"bid_size":10.0,"ask":34.3,"ask_size":29.0,"iv":0.2407,"open_interest":111.0,"volume":2.0,"delta":-0.1464,"gamma":0.0005,"vega":4.289,"theta":-1.9041,"rho":-0.7045,"theo":34.0017,"change":-6.11,"open":32.04,"high":32.04,"low":28.04,"tick":"down","last_trade_price":28.04,"last_trade_time":"2026-02-18T09:59:21","percent_change":-17.8917,"prev_day_close":29.4000005722046},{"option":"SPXW260317C06450000","bid":447.9,"bid_size":3.0,"ask":454.9,"ask_size":3.0,"iv":0.237,"open_interest":0.0,"volume":0.0,"delta":0.843,"gamma":0.0006,"vega":4.4845,"theta":-1.7925,"rho":3.65,"theo":451.4867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.800003051758},{"option":"SPXW260317P06450000","bid":36.0,"bid_size":9.0,"ask":36.8,"ask_size":28.0,"iv":0.2369,"open_interest":38.0,"volume":14.0,"delta":-0.157,"gamma":0.0006,"vega":4.4845,"theta":-1.9639,"rho":-0.7549,"theo":36.5022,"change":-4.35,"open":34.36,"high":34.4,"low":25.98,"tick":"up","last_trade_price":32.3,"last_trade_time":"2026-02-18T15:04:16","percent_change":-11.869,"prev_day_close":31.5999994277954},{"option":"SPXW260317C06475000","bid":425.5,"bid_size":2.0,"ask":432.1,"ask_size":4.0,"iv":0.2321,"open_interest":0.0,"volume":0.0,"delta":0.8318,"gamma":0.0006,"vega":4.6873,"theta":-1.8616,"rho":3.6127,"theo":429.2464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":444.199996948242},{"option":"SPXW260317P06475000","bid":38.6,"bid_size":20.0,"ask":39.5,"ask_size":26.0,"iv":0.233,"open_interest":20.0,"volume":2.0,"delta":-0.1682,"gamma":0.0006,"vega":4.6873,"theta":-2.0227,"rho":-0.8092,"theo":39.19,"change":-2.28,"open":30.75,"high":37.12,"low":30.75,"tick":"up","last_trade_price":37.12,"last_trade_time":"2026-02-18T15:17:25","percent_change":-5.7868,"prev_day_close":33.9500007629394},{"option":"SPXW260317C06500000","bid":403.9,"bid_size":4.0,"ask":410.0,"ask_size":4.0,"iv":0.2289,"open_interest":0.0,"volume":0.0,"delta":0.8197,"gamma":0.0006,"vega":4.8956,"theta":-1.9292,"rho":3.5705,"theo":407.2102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":422.199996948242},{"option":"SPXW260317P06500000","bid":41.6,"bid_size":11.0,"ask":42.5,"ask_size":34.0,"iv":0.2294,"open_interest":107.0,"volume":11.0,"delta":-0.1803,"gamma":0.0006,"vega":4.8956,"theta":-2.08,"rho":-0.8684,"theo":42.0818,"change":-2.48,"open":33.15,"high":39.87,"low":30.4,"tick":"up","last_trade_price":39.87,"last_trade_time":"2026-02-18T15:17:25","percent_change":-5.85596,"prev_day_close":36.5499992370606},{"option":"SPXW260317C06525000","bid":381.7,"bid_size":2.0,"ask":388.8,"ask_size":4.0,"iv":0.2251,"open_interest":0.0,"volume":0.0,"delta":0.8068,"gamma":0.0007,"vega":5.1038,"theta":-1.9947,"rho":3.5246,"theo":385.3946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.099990844727},{"option":"SPXW260317P06525000","bid":44.7,"bid_size":19.0,"ask":45.6,"ask_size":23.0,"iv":0.2254,"open_interest":25.0,"volume":11.0,"delta":-0.1932,"gamma":0.0007,"vega":5.1038,"theta":-2.1352,"rho":-0.9314,"theo":45.1943,"change":-7.8,"open":37.64,"high":37.65,"low":37.64,"tick":"up","last_trade_price":37.65,"last_trade_time":"2026-02-18T14:14:56","percent_change":-17.1617,"prev_day_close":39.3499984741211},{"option":"SPXW260317C06550000","bid":360.2,"bid_size":4.0,"ask":366.9,"ask_size":4.0,"iv":0.221,"open_interest":0.0,"volume":0.0,"delta":0.793,"gamma":0.0007,"vega":5.3126,"theta":-2.0577,"rho":3.4753,"theo":363.812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.899993896484},{"option":"SPXW260317P06550000","bid":48.0,"bid_size":18.0,"ask":49.0,"ask_size":22.0,"iv":0.2214,"open_interest":43.0,"volume":10.0,"delta":-0.207,"gamma":0.0007,"vega":5.3126,"theta":-2.1879,"rho":-0.9978,"theo":48.5399,"change":-8.3,"open":40.55,"high":40.55,"low":40.55,"tick":"down","last_trade_price":40.55,"last_trade_time":"2026-02-18T14:14:56","percent_change":-16.9908,"prev_day_close":42.3499984741211},{"option":"SPXW260317C06570000","bid":343.1,"bid_size":2.0,"ask":350.0,"ask_size":4.0,"iv":0.2179,"open_interest":0.0,"volume":0.0,"delta":0.7812,"gamma":0.0007,"vega":5.4831,"theta":-2.1057,"rho":3.4319,"theo":346.7254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":360.449996948242},{"option":"SPXW260317P06570000","bid":51.0,"bid_size":8.0,"ask":51.9,"ask_size":29.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":-0.2188,"gamma":0.0007,"vega":5.4831,"theta":-2.2277,"rho":-1.0548,"theo":51.3957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":44.9500007629394},{"option":"SPXW260317C06575000","bid":339.3,"bid_size":4.0,"ask":345.8,"ask_size":4.0,"iv":0.2176,"open_interest":0.0,"volume":0.0,"delta":0.7782,"gamma":0.0007,"vega":5.5261,"theta":-2.1174,"rho":3.4204,"theo":342.4803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":356.25},{"option":"SPXW260317P06575000","bid":51.7,"bid_size":18.0,"ask":52.6,"ask_size":21.0,"iv":0.2175,"open_interest":19.0,"volume":3.0,"delta":-0.2218,"gamma":0.0007,"vega":5.5261,"theta":-2.2373,"rho":-1.0698,"theo":52.1362,"change":-14.65,"open":37.9,"high":37.9,"low":37.9,"tick":"down","last_trade_price":37.9,"last_trade_time":"2026-02-18T11:34:03","percent_change":-27.8782,"prev_day_close":45.6000003814697},{"option":"SPXW260317C06580000","bid":334.6,"bid_size":2.0,"ask":340.9,"ask_size":4.0,"iv":0.2157,"open_interest":0.0,"volume":0.0,"delta":0.7751,"gamma":0.0008,"vega":5.5691,"theta":-2.1289,"rho":3.4086,"theo":338.2463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":352.0},{"option":"SPXW260317P06580000","bid":52.5,"bid_size":8.0,"ask":53.4,"ask_size":21.0,"iv":0.2168,"open_interest":0.0,"volume":0.0,"delta":-0.2249,"gamma":0.0008,"vega":5.5691,"theta":-2.2467,"rho":-1.0849,"theo":52.8879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":46.2999992370606},{"option":"SPXW260317C06590000","bid":326.4,"bid_size":4.0,"ask":332.5,"ask_size":4.0,"iv":0.2144,"open_interest":0.0,"volume":0.0,"delta":0.7688,"gamma":0.0008,"vega":5.6549,"theta":-2.1513,"rho":3.3844,"theo":329.8125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.449996948242},{"option":"SPXW260317P06590000","bid":54.0,"bid_size":18.0,"ask":54.9,"ask_size":20.0,"iv":0.2151,"open_interest":0.0,"volume":0.0,"delta":-0.2312,"gamma":0.0008,"vega":5.6549,"theta":-2.2651,"rho":-1.116,"theo":54.4253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":47.7000007629394},{"option":"SPXW260317C06600000","bid":318.0,"bid_size":4.0,"ask":324.1,"ask_size":4.0,"iv":0.2127,"open_interest":0.0,"volume":0.0,"delta":0.7624,"gamma":0.0008,"vega":5.7398,"theta":-2.1731,"rho":3.3594,"theo":321.4254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.050003051758},{"option":"SPXW260317P06600000","bid":55.6,"bid_size":18.0,"ask":56.5,"ask_size":20.0,"iv":0.2135,"open_interest":146.0,"volume":16.0,"delta":-0.2377,"gamma":0.0008,"vega":5.7398,"theta":-2.2828,"rho":-1.1478,"theo":56.0094,"change":-12.27,"open":40.9,"high":44.6,"low":40.17,"tick":"down","last_trade_price":44.28,"last_trade_time":"2026-02-18T13:46:49","percent_change":-21.6976,"prev_day_close":49.1500015258789},{"option":"SPXW260317C06610000","bid":309.5,"bid_size":12.0,"ask":316.0,"ask_size":7.0,"iv":0.2112,"open_interest":0.0,"volume":0.0,"delta":0.7557,"gamma":0.0008,"vega":5.8237,"theta":-2.1942,"rho":3.3339,"theo":313.086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":326.5},{"option":"SPXW260317P06610000","bid":57.2,"bid_size":18.0,"ask":58.2,"ask_size":20.0,"iv":0.2118,"open_interest":0.0,"volume":0.0,"delta":-0.2443,"gamma":0.0008,"vega":5.8237,"theta":-2.2997,"rho":-1.1802,"theo":57.6413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":50.6000003814697},{"option":"SPXW260317C06620000","bid":301.4,"bid_size":7.0,"ask":307.5,"ask_size":7.0,"iv":0.2095,"open_interest":0.0,"volume":0.0,"delta":0.7489,"gamma":0.0008,"vega":5.9066,"theta":-2.2144,"rho":3.3077,"theo":304.7956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.099990844727},{"option":"SPXW260317P06620000","bid":58.9,"bid_size":9.0,"ask":59.9,"ask_size":19.0,"iv":0.2103,"open_interest":0.0,"volume":0.0,"delta":-0.2511,"gamma":0.0008,"vega":5.9066,"theta":-2.3158,"rho":-1.2132,"theo":59.322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":52.1500015258789},{"option":"SPXW260317C06625000","bid":297.1,"bid_size":12.0,"ask":303.8,"ask_size":7.0,"iv":0.2089,"open_interest":2.0,"volume":0.0,"delta":0.7454,"gamma":0.0008,"vega":5.9478,"theta":-2.2242,"rho":3.2944,"theo":300.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":306.49,"last_trade_time":"2026-02-17T14:33:44","percent_change":0.0,"prev_day_close":313.949996948242},{"option":"SPXW260317P06625000","bid":59.7,"bid_size":17.0,"ask":60.7,"ask_size":18.0,"iv":0.2093,"open_interest":30.0,"volume":0.0,"delta":-0.2546,"gamma":0.0008,"vega":5.9478,"theta":-2.3236,"rho":-1.2299,"theo":60.1811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.42,"last_trade_time":"2026-02-17T15:31:50","percent_change":0.0,"prev_day_close":52.9500007629394},{"option":"SPXW260317C06630000","bid":293.0,"bid_size":12.0,"ask":299.7,"ask_size":7.0,"iv":0.2081,"open_interest":0.0,"volume":0.0,"delta":0.7418,"gamma":0.0008,"vega":5.989,"theta":-2.2338,"rho":3.2808,"theo":296.555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.850006103516},{"option":"SPXW260317P06630000","bid":60.6,"bid_size":17.0,"ask":61.6,"ask_size":18.0,"iv":0.2085,"open_interest":0.0,"volume":0.0,"delta":-0.2582,"gamma":0.0008,"vega":5.989,"theta":-2.3311,"rho":-1.2468,"theo":61.0528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":53.75},{"option":"SPXW260317C06640000","bid":284.9,"bid_size":9.0,"ask":291.3,"ask_size":7.0,"iv":0.2062,"open_interest":0.0,"volume":0.0,"delta":0.7346,"gamma":0.0009,"vega":6.0713,"theta":-2.2524,"rho":3.253,"theo":288.3661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":301.5},{"option":"SPXW260317P06640000","bid":62.4,"bid_size":17.0,"ask":63.4,"ask_size":18.0,"iv":0.2069,"open_interest":6.0,"volume":6.0,"delta":-0.2654,"gamma":0.0009,"vega":6.0713,"theta":-2.3455,"rho":-1.2816,"theo":62.835,"change":53.5,"open":60.2,"high":60.2,"low":52.3,"tick":"up","last_trade_price":53.5,"last_trade_time":"2026-02-18T15:59:21","percent_change":0.0,"prev_day_close":55.3499984741211},{"option":"SPXW260317C06650000","bid":276.7,"bid_size":12.0,"ask":282.8,"ask_size":7.0,"iv":0.2043,"open_interest":0.0,"volume":0.0,"delta":0.7272,"gamma":0.0009,"vega":6.1536,"theta":-2.2699,"rho":3.2238,"theo":280.2308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.25},{"option":"SPXW260317P06650000","bid":64.2,"bid_size":17.0,"ask":65.3,"ask_size":18.0,"iv":0.2052,"open_interest":48.0,"volume":8.0,"delta":-0.2728,"gamma":0.0009,"vega":6.1536,"theta":-2.3589,"rho":-1.3175,"theo":64.671,"change":-9.95,"open":59.92,"high":59.92,"low":50.42,"tick":"up","last_trade_price":55.5,"last_trade_time":"2026-02-18T15:59:29","percent_change":-15.2024,"prev_day_close":57.0499992370606},{"option":"SPXW260317C06660000","bid":268.7,"bid_size":9.0,"ask":275.2,"ask_size":7.0,"iv":0.203,"open_interest":0.0,"volume":0.0,"delta":0.7196,"gamma":0.0009,"vega":6.2356,"theta":-2.2864,"rho":3.1933,"theo":272.1516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":285.300003051758},{"option":"SPXW260317P06660000","bid":66.1,"bid_size":16.0,"ask":67.2,"ask_size":17.0,"iv":0.2035,"open_interest":0.0,"volume":0.0,"delta":-0.2804,"gamma":0.0009,"vega":6.2356,"theta":-2.3714,"rho":-1.3549,"theo":66.563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":58.75},{"option":"SPXW260317C06670000","bid":260.7,"bid_size":12.0,"ask":267.2,"ask_size":7.0,"iv":0.2014,"open_interest":0.0,"volume":0.0,"delta":0.7118,"gamma":0.0009,"vega":6.3166,"theta":-2.3019,"rho":3.1615,"theo":264.1309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.0},{"option":"SPXW260317P06670000","bid":68.2,"bid_size":7.0,"ask":69.1,"ask_size":17.0,"iv":0.2019,"open_interest":0.0,"volume":0.0,"delta":-0.2882,"gamma":0.0009,"vega":6.3166,"theta":-2.3827,"rho":-1.3935,"theo":68.5136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":60.5499992370606},{"option":"SPXW260317C06675000","bid":256.8,"bid_size":7.0,"ask":263.2,"ask_size":7.0,"iv":0.2006,"open_interest":0.0,"volume":0.0,"delta":0.7078,"gamma":0.0009,"vega":6.3566,"theta":-2.3091,"rho":3.1452,"theo":260.1432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.800003051758},{"option":"SPXW260317P06675000","bid":69.1,"bid_size":16.0,"ask":70.1,"ask_size":17.0,"iv":0.201,"open_interest":7.0,"volume":1.0,"delta":-0.2922,"gamma":0.0009,"vega":6.3566,"theta":-2.3879,"rho":-1.4132,"theo":69.5115,"change":-18.23,"open":52.22,"high":52.22,"low":52.22,"tick":"down","last_trade_price":52.22,"last_trade_time":"2026-02-18T11:48:38","percent_change":-25.8765,"prev_day_close":61.4500007629394},{"option":"SPXW260317C06680000","bid":252.8,"bid_size":7.0,"ask":259.2,"ask_size":7.0,"iv":0.1997,"open_interest":0.0,"volume":0.0,"delta":0.7038,"gamma":0.0009,"vega":6.396,"theta":-2.3161,"rho":3.1287,"theo":256.1709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":268.650009155273},{"option":"SPXW260317P06680000","bid":70.2,"bid_size":7.0,"ask":71.1,"ask_size":17.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":-0.2962,"gamma":0.0009,"vega":6.396,"theta":-2.3928,"rho":-1.4331,"theo":70.5248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":62.3499984741211},{"option":"SPXW260317C06690000","bid":244.9,"bid_size":7.0,"ask":250.8,"ask_size":7.0,"iv":0.1976,"open_interest":0.0,"volume":0.0,"delta":0.6955,"gamma":0.001,"vega":6.473,"theta":-2.3292,"rho":3.0953,"theo":248.2731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.600006103516},{"option":"SPXW260317P06690000","bid":72.2,"bid_size":8.0,"ask":73.2,"ask_size":16.0,"iv":0.1985,"open_interest":0.0,"volume":0.0,"delta":-0.3045,"gamma":0.001,"vega":6.473,"theta":-2.4018,"rho":-1.4734,"theo":72.5982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":64.25},{"option":"SPXW260317C06700000","bid":240.0,"bid_size":1.0,"ask":241.2,"ask_size":1.0,"iv":0.197,"open_interest":0.0,"volume":0.0,"delta":0.6871,"gamma":0.001,"vega":6.5479,"theta":-2.341,"rho":3.0611,"theo":240.4387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":252.599998474121},{"option":"SPXW260317P06700000","bid":74.3,"bid_size":15.0,"ask":75.3,"ask_size":16.0,"iv":0.1966,"open_interest":87.0,"volume":8.0,"delta":-0.3129,"gamma":0.001,"vega":6.5479,"theta":-2.4094,"rho":-1.5144,"theo":74.7351,"change":-17.13,"open":61.7,"high":61.7,"low":53.9,"tick":"up","last_trade_price":58.72,"last_trade_time":"2026-02-18T13:28:42","percent_change":-22.584,"prev_day_close":66.2000007629394},{"option":"SPXW260317C06710000","bid":232.2,"bid_size":1.0,"ask":233.4,"ask_size":1.0,"iv":0.195,"open_interest":1.0,"volume":0.0,"delta":0.6784,"gamma":0.001,"vega":6.621,"theta":-2.3514,"rho":3.0261,"theo":232.6692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.0,"last_trade_time":"2026-02-17T11:55:05","percent_change":0.0,"prev_day_close":244.75},{"option":"SPXW260317P06710000","bid":76.6,"bid_size":7.0,"ask":77.5,"ask_size":15.0,"iv":0.1949,"open_interest":3.0,"volume":0.0,"delta":-0.3216,"gamma":0.001,"vega":6.621,"theta":-2.4157,"rho":-1.5562,"theo":76.9368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.47,"last_trade_time":"2026-02-17T16:06:37","percent_change":0.0,"prev_day_close":68.25},{"option":"SPXW260317C06720000","bid":224.5,"bid_size":1.0,"ask":225.7,"ask_size":1.0,"iv":0.1934,"open_interest":0.0,"volume":0.0,"delta":0.6694,"gamma":0.001,"vega":6.6926,"theta":-2.3604,"rho":2.9898,"theo":224.9666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.5},{"option":"SPXW260317P06720000","bid":78.7,"bid_size":15.0,"ask":79.8,"ask_size":15.0,"iv":0.1931,"open_interest":9.0,"volume":0.0,"delta":-0.3306,"gamma":0.001,"vega":6.6926,"theta":-2.4206,"rho":-1.5994,"theo":79.2054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":80.9,"last_trade_time":"2026-02-17T15:59:55","percent_change":0.0,"prev_day_close":70.25},{"option":"SPXW260317C06725000","bid":220.7,"bid_size":1.0,"ask":221.9,"ask_size":1.0,"iv":0.1921,"open_interest":0.0,"volume":0.0,"delta":0.6649,"gamma":0.001,"vega":6.7278,"theta":-2.3644,"rho":2.971,"theo":221.1413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":232.650001525879},{"option":"SPXW260317P06725000","bid":80.0,"bid_size":6.0,"ask":80.9,"ask_size":15.0,"iv":0.1922,"open_interest":10.0,"volume":2.0,"delta":-0.3351,"gamma":0.001,"vega":6.7278,"theta":-2.4225,"rho":-1.6216,"theo":80.3657,"change":-16.05,"open":61.37,"high":65.6,"low":61.37,"tick":"up","last_trade_price":65.6,"last_trade_time":"2026-02-18T13:42:20","percent_change":-19.6571,"prev_day_close":71.3499984741211},{"option":"SPXW260317C06730000","bid":216.8,"bid_size":1.0,"ask":218.0,"ask_size":1.0,"iv":0.1913,"open_interest":0.0,"volume":0.0,"delta":0.6603,"gamma":0.001,"vega":6.7627,"theta":-2.3679,"rho":2.9518,"theo":217.3338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":228.75},{"option":"SPXW260317P06730000","bid":81.0,"bid_size":14.0,"ask":82.1,"ask_size":15.0,"iv":0.1914,"open_interest":2.0,"volume":1.0,"delta":-0.3397,"gamma":0.001,"vega":6.7627,"theta":-2.424,"rho":-1.6442,"theo":81.5439,"change":-16.3,"open":66.6,"high":66.6,"low":66.6,"tick":"down","last_trade_price":66.6,"last_trade_time":"2026-02-18T13:42:20","percent_change":-19.6622,"prev_day_close":72.4499969482422},{"option":"SPXW260317C06740000","bid":209.2,"bid_size":2.0,"ask":210.5,"ask_size":5.0,"iv":0.1893,"open_interest":0.0,"volume":0.0,"delta":0.6508,"gamma":0.0011,"vega":6.8308,"theta":-2.3738,"rho":2.9121,"theo":209.7741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":221.0},{"option":"SPXW260317P06740000","bid":83.5,"bid_size":6.0,"ask":84.5,"ask_size":14.0,"iv":0.1896,"open_interest":116.0,"volume":4.0,"delta":-0.3492,"gamma":0.0011,"vega":6.8308,"theta":-2.4258,"rho":-1.6907,"theo":83.9553,"change":-12.69,"open":71.88,"high":72.71,"low":71.88,"tick":"up","last_trade_price":72.71,"last_trade_time":"2026-02-18T14:20:44","percent_change":-14.8595,"prev_day_close":74.6000022888184},{"option":"SPXW260317C06750000","bid":202.0,"bid_size":5.0,"ask":203.0,"ask_size":5.0,"iv":0.1877,"open_interest":1.0,"volume":0.0,"delta":0.6412,"gamma":0.0011,"vega":6.8961,"theta":-2.378,"rho":2.8711,"theo":202.2902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":199.06,"last_trade_time":"2026-02-13T16:00:00","percent_change":0.0,"prev_day_close":213.25},{"option":"SPXW260317P06750000","bid":85.9,"bid_size":13.0,"ask":87.0,"ask_size":14.0,"iv":0.1877,"open_interest":24.0,"volume":5.0,"delta":-0.3588,"gamma":0.0011,"vega":6.8961,"theta":-2.4258,"rho":-1.7385,"theo":86.4427,"change":-24.9,"open":75.14,"high":75.14,"low":63.1,"tick":"no_change","last_trade_price":63.1,"last_trade_time":"2026-02-18T13:03:39","percent_change":-28.2955,"prev_day_close":76.8499984741211},{"option":"SPXW260317C06760000","bid":194.4,"bid_size":5.0,"ask":195.5,"ask_size":2.0,"iv":0.1859,"open_interest":0.0,"volume":0.0,"delta":0.6313,"gamma":0.0011,"vega":6.9577,"theta":-2.3804,"rho":2.8292,"theo":194.8844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.549995422363},{"option":"SPXW260317P06760000","bid":88.5,"bid_size":6.0,"ask":89.5,"ask_size":13.0,"iv":0.1858,"open_interest":24.0,"volume":2.0,"delta":-0.3687,"gamma":0.0011,"vega":6.9577,"theta":-2.4241,"rho":-1.7872,"theo":89.0081,"change":-11.97,"open":72.44,"high":78.63,"low":72.44,"tick":"up","last_trade_price":78.63,"last_trade_time":"2026-02-18T15:43:38","percent_change":-13.2119,"prev_day_close":79.2000007629394},{"option":"SPXW260317C06770000","bid":187.2,"bid_size":5.0,"ask":188.1,"ask_size":2.0,"iv":0.1842,"open_interest":0.0,"volume":0.0,"delta":0.6211,"gamma":0.0011,"vega":7.0154,"theta":-2.3809,"rho":2.7867,"theo":187.558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":198.100006103516},{"option":"SPXW260317P06770000","bid":91.2,"bid_size":6.0,"ask":92.2,"ask_size":13.0,"iv":0.1842,"open_interest":3.0,"volume":0.0,"delta":-0.3789,"gamma":0.0011,"vega":7.0154,"theta":-2.4205,"rho":-1.8366,"theo":91.653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":94.6,"last_trade_time":"2026-02-17T15:42:13","percent_change":0.0,"prev_day_close":81.6500015258789},{"option":"SPXW260317C06775000","bid":183.4,"bid_size":5.0,"ask":184.5,"ask_size":2.0,"iv":0.1832,"open_interest":3.0,"volume":0.0,"delta":0.6159,"gamma":0.0011,"vega":7.0428,"theta":-2.3805,"rho":2.7651,"theo":183.925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":190.0,"last_trade_time":"2026-02-13T10:28:36","percent_change":0.0,"prev_day_close":194.25},{"option":"SPXW260317P06775000","bid":92.5,"bid_size":6.0,"ask":93.5,"ask_size":13.0,"iv":0.1831,"open_interest":33.0,"volume":0.0,"delta":-0.3841,"gamma":0.0011,"vega":7.0428,"theta":-2.418,"rho":-1.8616,"theo":93.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.8,"last_trade_time":"2026-02-17T15:44:23","percent_change":0.0,"prev_day_close":82.8999977111816},{"option":"SPXW260317C06780000","bid":179.8,"bid_size":5.0,"ask":180.9,"ask_size":2.0,"iv":0.1822,"open_interest":0.0,"volume":0.0,"delta":0.6106,"gamma":0.0011,"vega":7.0694,"theta":-2.3796,"rho":2.7432,"theo":180.3126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":190.650001525879},{"option":"SPXW260317P06780000","bid":93.9,"bid_size":6.0,"ask":94.9,"ask_size":12.0,"iv":0.1823,"open_interest":3.0,"volume":0.0,"delta":-0.3893,"gamma":0.0011,"vega":7.0694,"theta":-2.415,"rho":-1.8869,"theo":94.3788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":96.7,"last_trade_time":"2026-02-17T15:26:44","percent_change":0.0,"prev_day_close":84.1000022888184},{"option":"SPXW260317C06790000","bid":172.6,"bid_size":6.0,"ask":173.8,"ask_size":6.0,"iv":0.1803,"open_interest":2.0,"volume":0.0,"delta":0.5999,"gamma":0.0012,"vega":7.12,"theta":-2.3762,"rho":2.6981,"theo":173.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.1,"last_trade_time":"2026-02-17T15:24:12","percent_change":0.0,"prev_day_close":183.150001525879},{"option":"SPXW260317P06790000","bid":96.6,"bid_size":6.0,"ask":97.7,"ask_size":12.0,"iv":0.1803,"open_interest":2.0,"volume":1.0,"delta":-0.4001,"gamma":0.0012,"vega":7.12,"theta":-2.4076,"rho":-1.9388,"theo":97.1883,"change":-19.46,"open":79.59,"high":79.59,"low":79.59,"tick":"down","last_trade_price":79.59,"last_trade_time":"2026-02-18T10:08:58","percent_change":-19.6466,"prev_day_close":86.7000007629394},{"option":"SPXW260317C06800000","bid":165.5,"bid_size":6.0,"ask":166.7,"ask_size":6.0,"iv":0.1784,"open_interest":20.0,"volume":30.0,"delta":0.589,"gamma":0.0012,"vega":7.1669,"theta":-2.3706,"rho":2.651,"theo":166.0764,"change":15.76,"open":180.49,"high":180.49,"low":178.56,"tick":"down","last_trade_price":178.56,"last_trade_time":"2026-02-18T16:00:15","percent_change":9.68059,"prev_day_close":175.849998474121},{"option":"SPXW260317P06800000","bid":99.5,"bid_size":5.0,"ask":100.5,"ask_size":12.0,"iv":0.1784,"open_interest":36.0,"volume":14.0,"delta":-0.411,"gamma":0.0012,"vega":7.1669,"theta":-2.3979,"rho":-1.9927,"theo":100.0851,"change":-10.15,"open":86.9,"high":94.8,"low":80.62,"tick":"down","last_trade_price":91.95,"last_trade_time":"2026-02-18T15:03:23","percent_change":-9.94123,"prev_day_close":89.3499984741211},{"option":"SPXW260317C06810000","bid":158.5,"bid_size":6.0,"ask":159.6,"ask_size":2.0,"iv":0.1765,"open_interest":0.0,"volume":0.0,"delta":0.5777,"gamma":0.0012,"vega":7.2095,"theta":-2.3629,"rho":2.602,"theo":159.0935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.69,"last_trade_time":"2026-02-13T15:37:50","percent_change":0.0,"prev_day_close":168.549995422363},{"option":"SPXW260317P06810000","bid":102.5,"bid_size":5.0,"ask":103.5,"ask_size":11.0,"iv":0.1765,"open_interest":27.0,"volume":1.0,"delta":-0.4223,"gamma":0.0012,"vega":7.2095,"theta":-2.386,"rho":-2.0486,"theo":103.0734,"change":-10.45,"open":94.75,"high":94.75,"low":94.75,"tick":"down","last_trade_price":94.75,"last_trade_time":"2026-02-18T15:03:23","percent_change":-9.93346,"prev_day_close":92.1500015258789},{"option":"SPXW260317C06820000","bid":151.6,"bid_size":6.0,"ask":152.7,"ask_size":2.0,"iv":0.1746,"open_interest":54.0,"volume":0.0,"delta":0.5662,"gamma":0.0012,"vega":7.2469,"theta":-2.3527,"rho":2.5517,"theo":152.2056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.73,"last_trade_time":"2026-02-17T15:44:49","percent_change":0.0,"prev_day_close":161.450004577637},{"option":"SPXW260317P06820000","bid":105.5,"bid_size":5.0,"ask":106.6,"ask_size":11.0,"iv":0.1746,"open_interest":7.0,"volume":1.0,"delta":-0.4338,"gamma":0.0012,"vega":7.2469,"theta":-2.3718,"rho":-2.1056,"theo":106.1568,"change":-20.0,"open":88.4,"high":88.4,"low":88.4,"tick":"down","last_trade_price":88.4,"last_trade_time":"2026-02-18T14:06:17","percent_change":-18.4502,"prev_day_close":94.9500007629394},{"option":"SPXW260317C06825000","bid":148.3,"bid_size":6.0,"ask":149.4,"ask_size":6.0,"iv":0.1736,"open_interest":61.0,"volume":0.0,"delta":0.5603,"gamma":0.0012,"vega":7.2635,"theta":-2.3468,"rho":2.5263,"theo":148.798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.02,"last_trade_time":"2026-02-17T15:50:34","percent_change":0.0,"prev_day_close":157.950004577637},{"option":"SPXW260317P06825000","bid":107.1,"bid_size":5.0,"ask":108.2,"ask_size":11.0,"iv":0.1736,"open_interest":39.0,"volume":1.0,"delta":-0.4397,"gamma":0.0012,"vega":7.2635,"theta":-2.3637,"rho":-2.1344,"theo":107.7348,"change":-20.15,"open":89.8,"high":89.8,"low":89.8,"tick":"down","last_trade_price":89.8,"last_trade_time":"2026-02-18T14:06:17","percent_change":-18.3265,"prev_day_close":96.4500007629394},{"option":"SPXW260317C06830000","bid":144.9,"bid_size":6.0,"ask":145.9,"ask_size":2.0,"iv":0.1728,"open_interest":49.0,"volume":1.0,"delta":0.5543,"gamma":0.0012,"vega":7.2786,"theta":-2.3402,"rho":2.5008,"theo":145.415,"change":16.17,"open":158.67,"high":158.67,"low":158.67,"tick":"up","last_trade_price":158.67,"last_trade_time":"2026-02-18T14:29:37","percent_change":11.3474,"prev_day_close":154.450004577637},{"option":"SPXW260317P06830000","bid":108.7,"bid_size":5.0,"ask":109.8,"ask_size":11.0,"iv":0.1727,"open_interest":29.0,"volume":0.0,"delta":-0.4457,"gamma":0.0012,"vega":7.2786,"theta":-2.3551,"rho":-2.1634,"theo":109.3374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.09,"last_trade_time":"2026-02-17T09:32:16","percent_change":0.0,"prev_day_close":97.9500007629394},{"option":"SPXW260317C06840000","bid":138.2,"bid_size":6.0,"ask":139.2,"ask_size":2.0,"iv":0.1707,"open_interest":19.0,"volume":1.0,"delta":0.5422,"gamma":0.0013,"vega":7.3044,"theta":-2.3251,"rho":2.449,"theo":138.7236,"change":15.77,"open":151.67,"high":151.67,"low":151.67,"tick":"up","last_trade_price":151.67,"last_trade_time":"2026-02-18T14:29:37","percent_change":11.6041,"prev_day_close":147.450004577637},{"option":"SPXW260317P06840000","bid":111.9,"bid_size":6.0,"ask":113.0,"ask_size":11.0,"iv":0.1704,"open_interest":12.0,"volume":0.0,"delta":-0.4578,"gamma":0.0013,"vega":7.3044,"theta":-2.3359,"rho":-2.222,"theo":112.6172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":149.89,"last_trade_time":"2026-02-17T10:27:21","percent_change":0.0,"prev_day_close":100.900001525879},{"option":"SPXW260317C06850000","bid":131.6,"bid_size":6.0,"ask":132.6,"ask_size":2.0,"iv":0.1687,"open_interest":27.0,"volume":0.0,"delta":0.5298,"gamma":0.0013,"vega":7.3242,"theta":-2.3075,"rho":2.3956,"theo":132.1348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.17,"last_trade_time":"2026-02-17T12:23:32","percent_change":0.0,"prev_day_close":140.650001525879},{"option":"SPXW260317P06850000","bid":115.2,"bid_size":6.0,"ask":116.4,"ask_size":11.0,"iv":0.1685,"open_interest":34.0,"volume":10.0,"delta":-0.4702,"gamma":0.0013,"vega":7.3242,"theta":-2.3141,"rho":-2.2823,"theo":115.9997,"change":-24.23,"open":94.37,"high":94.37,"low":94.37,"tick":"no_change","last_trade_price":94.37,"last_trade_time":"2026-02-18T10:15:04","percent_change":-20.43,"prev_day_close":104.049999237061},{"option":"SPXW260317C06860000","bid":125.1,"bid_size":7.0,"ask":126.1,"ask_size":2.0,"iv":0.1669,"open_interest":106.0,"volume":0.0,"delta":0.517,"gamma":0.0013,"vega":7.3376,"theta":-2.2871,"rho":2.3399,"theo":125.654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.42,"last_trade_time":"2026-02-17T15:21:00","percent_change":0.0,"prev_day_close":133.950004577637},{"option":"SPXW260317P06860000","bid":118.7,"bid_size":6.0,"ask":119.9,"ask_size":11.0,"iv":0.1667,"open_interest":8.0,"volume":0.0,"delta":-0.483,"gamma":0.0013,"vega":7.3376,"theta":-2.2897,"rho":-2.3448,"theo":119.4901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":122.06,"last_trade_time":"2026-02-17T15:43:57","percent_change":0.0,"prev_day_close":107.349998474121},{"option":"SPXW260317C06870000","bid":118.6,"bid_size":14.0,"ask":119.8,"ask_size":6.0,"iv":0.1648,"open_interest":45.0,"volume":0.0,"delta":0.504,"gamma":0.0013,"vega":7.3439,"theta":-2.264,"rho":2.282,"theo":119.2876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":130.76,"last_trade_time":"2026-02-13T13:07:08","percent_change":0.0,"prev_day_close":127.349998474121},{"option":"SPXW260317P06870000","bid":122.3,"bid_size":6.0,"ask":123.5,"ask_size":6.0,"iv":0.1646,"open_interest":36.0,"volume":0.0,"delta":-0.496,"gamma":0.0013,"vega":7.3439,"theta":-2.2624,"rho":-2.4095,"theo":123.0949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.12,"last_trade_time":"2026-02-17T11:47:10","percent_change":0.0,"prev_day_close":110.75},{"option":"SPXW260317C06875000","bid":115.6,"bid_size":7.0,"ask":116.6,"ask_size":6.0,"iv":0.1641,"open_interest":34.0,"volume":1.0,"delta":0.4974,"gamma":0.0013,"vega":7.3442,"theta":-2.2514,"rho":2.2526,"theo":116.149,"change":19.75,"open":133.7,"high":133.7,"low":133.7,"tick":"up","last_trade_price":133.7,"last_trade_time":"2026-02-18T10:08:38","percent_change":17.3322,"prev_day_close":124.049999237061},{"option":"SPXW260317P06875000","bid":124.1,"bid_size":6.0,"ask":125.4,"ask_size":6.0,"iv":0.1638,"open_interest":3.0,"volume":0.0,"delta":-0.5026,"gamma":0.0013,"vega":7.3442,"theta":-2.2477,"rho":-2.4423,"theo":124.942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":145.09,"last_trade_time":"2026-02-12T15:57:16","percent_change":0.0,"prev_day_close":112.450000762939},{"option":"SPXW260317C06880000","bid":112.5,"bid_size":7.0,"ask":113.5,"ask_size":6.0,"iv":0.1629,"open_interest":3.0,"volume":0.0,"delta":0.4907,"gamma":0.0013,"vega":7.3425,"theta":-2.238,"rho":2.223,"theo":113.041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.4,"last_trade_time":"2026-02-17T11:01:50","percent_change":0.0,"prev_day_close":120.849998474121},{"option":"SPXW260317P06880000","bid":126.1,"bid_size":6.0,"ask":127.3,"ask_size":10.0,"iv":0.1629,"open_interest":6.0,"volume":2.0,"delta":-0.5093,"gamma":0.0013,"vega":7.3425,"theta":-2.2323,"rho":-2.4753,"theo":126.8195,"change":-22.22,"open":107.78,"high":107.78,"low":107.78,"tick":"down","last_trade_price":107.78,"last_trade_time":"2026-02-18T15:53:27","percent_change":-17.0923,"prev_day_close":114.099998474121},{"option":"SPXW260317C06890000","bid":106.4,"bid_size":7.0,"ask":107.4,"ask_size":6.0,"iv":0.1609,"open_interest":43.0,"volume":0.0,"delta":0.4771,"gamma":0.0013,"vega":7.3332,"theta":-2.2091,"rho":2.1635,"theo":106.9184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.91,"last_trade_time":"2026-02-17T10:18:14","percent_change":0.0,"prev_day_close":114.450000762939},{"option":"SPXW260317P06890000","bid":129.9,"bid_size":2.0,"ask":131.2,"ask_size":6.0,"iv":0.1609,"open_interest":2.0,"volume":0.0,"delta":-0.5229,"gamma":0.0013,"vega":7.3332,"theta":-2.1993,"rho":-2.5416,"theo":130.6682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.73,"last_trade_time":"2026-02-17T15:43:57","percent_change":0.0,"prev_day_close":117.799999237061},{"option":"SPXW260317C06900000","bid":100.3,"bid_size":19.0,"ask":101.4,"ask_size":6.0,"iv":0.1589,"open_interest":126.0,"volume":4.0,"delta":0.4632,"gamma":0.0014,"vega":7.3154,"theta":-2.1772,"rho":2.1029,"theo":100.925,"change":15.35,"open":116.0,"high":116.0,"low":107.0,"tick":"up","last_trade_price":114.5,"last_trade_time":"2026-02-18T15:54:07","percent_change":15.4816,"prev_day_close":108.25},{"option":"SPXW260317P06900000","bid":133.9,"bid_size":2.0,"ask":135.2,"ask_size":2.0,"iv":0.159,"open_interest":14.0,"volume":0.0,"delta":-0.5369,"gamma":0.0014,"vega":7.3154,"theta":-2.1633,"rho":-2.609,"theo":134.646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.48,"last_trade_time":"2026-02-17T15:45:43","percent_change":0.0,"prev_day_close":121.549999237061},{"option":"SPXW260317C06910000","bid":94.6,"bid_size":7.0,"ask":95.6,"ask_size":6.0,"iv":0.157,"open_interest":33.0,"volume":27.0,"delta":0.4489,"gamma":0.0014,"vega":7.2882,"theta":-2.1425,"rho":2.0401,"theo":95.0689,"change":21.5,"open":113.52,"high":115.0,"low":112.93,"tick":"up","last_trade_price":115.0,"last_trade_time":"2026-02-18T13:19:11","percent_change":22.9947,"prev_day_close":102.150001525879},{"option":"SPXW260317P06910000","bid":138.0,"bid_size":6.0,"ask":139.3,"ask_size":2.0,"iv":0.1568,"open_interest":7.0,"volume":0.0,"delta":-0.5511,"gamma":0.0014,"vega":7.2882,"theta":-2.1244,"rho":-2.6787,"theo":138.7611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.27,"last_trade_time":"2026-02-17T09:37:45","percent_change":0.0,"prev_day_close":125.450000762939},{"option":"SPXW260317C06920000","bid":88.8,"bid_size":19.0,"ask":89.9,"ask_size":6.0,"iv":0.1549,"open_interest":5.0,"volume":0.0,"delta":0.4344,"gamma":0.0014,"vega":7.2508,"theta":-2.1048,"rho":1.9748,"theo":89.361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.63,"last_trade_time":"2026-02-17T09:47:33","percent_change":0.0,"prev_day_close":96.1500015258789},{"option":"SPXW260317P06920000","bid":142.3,"bid_size":6.0,"ask":143.6,"ask_size":2.0,"iv":0.1546,"open_interest":1.0,"volume":0.0,"delta":-0.5656,"gamma":0.0014,"vega":7.2508,"theta":-2.0826,"rho":-2.7508,"theo":143.0245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":111.5,"last_trade_time":"2026-02-12T10:49:28","percent_change":0.0,"prev_day_close":129.449996948242},{"option":"SPXW260317C06925000","bid":86.1,"bid_size":12.0,"ask":87.2,"ask_size":6.0,"iv":0.154,"open_interest":88.0,"volume":1.0,"delta":0.4271,"gamma":0.0014,"vega":7.2282,"theta":-2.0848,"rho":1.9417,"theo":86.5662,"change":6.5,"open":91.8,"high":91.8,"low":91.8,"tick":"up","last_trade_price":91.8,"last_trade_time":"2026-02-18T15:03:23","percent_change":7.62016,"prev_day_close":93.25},{"option":"SPXW260317P06925000","bid":144.5,"bid_size":6.0,"ask":145.8,"ask_size":2.0,"iv":0.1539,"open_interest":2.0,"volume":0.0,"delta":-0.5729,"gamma":0.0014,"vega":7.2282,"theta":-2.0606,"rho":-2.7874,"theo":145.2153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.2,"last_trade_time":"2026-02-12T12:23:51","percent_change":0.0,"prev_day_close":131.5},{"option":"SPXW260317C06930000","bid":83.3,"bid_size":18.0,"ask":84.4,"ask_size":6.0,"iv":0.1529,"open_interest":21.0,"volume":1.0,"delta":0.4197,"gamma":0.0014,"vega":7.203,"theta":-2.0641,"rho":1.9084,"theo":83.8123,"change":6.35,"open":89.0,"high":89.0,"low":89.0,"tick":"down","last_trade_price":89.0,"last_trade_time":"2026-02-18T15:03:23","percent_change":7.683,"prev_day_close":90.3499984741211},{"option":"SPXW260317P06930000","bid":146.8,"bid_size":2.0,"ask":148.0,"ask_size":2.0,"iv":0.153,"open_interest":6.0,"volume":0.0,"delta":-0.5803,"gamma":0.0014,"vega":7.203,"theta":-2.0378,"rho":-2.824,"theo":147.4471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":114.95,"last_trade_time":"2026-02-12T10:49:28","percent_change":0.0,"prev_day_close":133.599998474121},{"option":"SPXW260317C06940000","bid":77.9,"bid_size":13.0,"ask":79.1,"ask_size":6.0,"iv":0.151,"open_interest":23.0,"volume":0.0,"delta":0.4047,"gamma":0.0014,"vega":7.1455,"theta":-2.0206,"rho":1.842,"theo":78.4318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":66.33,"last_trade_time":"2026-02-17T10:05:46","percent_change":0.0,"prev_day_close":84.75},{"option":"SPXW260317P06940000","bid":151.5,"bid_size":2.0,"ask":152.7,"ask_size":2.0,"iv":0.151,"open_interest":8.0,"volume":2.0,"delta":-0.5953,"gamma":0.0014,"vega":7.1455,"theta":-1.9902,"rho":-2.8973,"theo":152.0378,"change":-13.55,"open":134.6,"high":142.6,"low":134.6,"tick":"up","last_trade_price":142.6,"last_trade_time":"2026-02-18T14:38:10","percent_change":-8.67755,"prev_day_close":137.900001525879},{"option":"SPXW260317C06950000","bid":72.9,"bid_size":13.0,"ask":73.9,"ask_size":6.0,"iv":0.1491,"open_interest":30.0,"volume":0.0,"delta":0.3894,"gamma":0.0014,"vega":7.0774,"theta":-1.9745,"rho":1.7748,"theo":73.2293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":71.2,"last_trade_time":"2026-02-17T15:48:18","percent_change":0.0,"prev_day_close":79.25},{"option":"SPXW260317P06950000","bid":156.3,"bid_size":2.0,"ask":157.5,"ask_size":2.0,"iv":0.1488,"open_interest":10.0,"volume":0.0,"delta":-0.6106,"gamma":0.0014,"vega":7.0774,"theta":-1.94,"rho":-2.9714,"theo":156.8065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":173.6,"last_trade_time":"2026-02-17T12:25:55","percent_change":0.0,"prev_day_close":142.400001525879},{"option":"SPXW260317C06960000","bid":67.9,"bid_size":13.0,"ask":68.9,"ask_size":7.0,"iv":0.1472,"open_interest":9.0,"volume":2.0,"delta":0.374,"gamma":0.0014,"vega":6.9969,"theta":-1.9259,"rho":1.7054,"theo":68.2181,"change":8.84,"open":77.4,"high":77.4,"low":76.34,"tick":"down","last_trade_price":76.34,"last_trade_time":"2026-02-18T14:17:52","percent_change":13.0963,"prev_day_close":73.9500007629394},{"option":"SPXW260317P06960000","bid":161.2,"bid_size":2.0,"ask":162.4,"ask_size":2.0,"iv":0.1471,"open_interest":1.0,"volume":1.0,"delta":-0.626,"gamma":0.0014,"vega":6.9969,"theta":-1.8873,"rho":-3.0475,"theo":161.7665,"change":-27.37,"open":138.98,"high":138.98,"low":138.98,"tick":"up","last_trade_price":138.98,"last_trade_time":"2026-02-18T10:04:04","percent_change":-16.4533,"prev_day_close":147.099998474121},{"option":"SPXW260317C06970000","bid":63.1,"bid_size":13.0,"ask":64.1,"ask_size":7.0,"iv":0.1453,"open_interest":5.0,"volume":5.0,"delta":0.3585,"gamma":0.0014,"vega":6.9034,"theta":-1.875,"rho":1.6345,"theo":63.4122,"change":8.35,"open":71.25,"high":71.25,"low":71.25,"tick":"up","last_trade_price":71.25,"last_trade_time":"2026-02-18T14:16:02","percent_change":13.275,"prev_day_close":68.8499984741211},{"option":"SPXW260317P06970000","bid":166.3,"bid_size":2.0,"ask":167.6,"ask_size":2.0,"iv":0.1452,"open_interest":5.0,"volume":0.0,"delta":-0.6415,"gamma":0.0014,"vega":6.9034,"theta":-1.8322,"rho":-3.1252,"theo":166.9318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.3,"last_trade_time":"2026-02-11T10:06:23","percent_change":0.0,"prev_day_close":151.900001525879},{"option":"SPXW260317C06975000","bid":60.7,"bid_size":21.0,"ask":61.7,"ask_size":7.0,"iv":0.1443,"open_interest":47.0,"volume":6.0,"delta":0.3507,"gamma":0.0014,"vega":6.8522,"theta":-1.8487,"rho":1.5992,"theo":61.0893,"change":8.35,"open":68.7,"high":68.95,"low":68.7,"tick":"up","last_trade_price":68.95,"last_trade_time":"2026-02-18T14:18:33","percent_change":13.7789,"prev_day_close":66.3499984741211},{"option":"SPXW260317P06975000","bid":169.0,"bid_size":2.0,"ask":170.2,"ask_size":2.0,"iv":0.1444,"open_interest":9.0,"volume":1.0,"delta":-0.6493,"gamma":0.0014,"vega":6.8522,"theta":-1.8039,"rho":-3.164,"theo":169.5945,"change":-28.29,"open":146.01,"high":146.01,"low":146.01,"tick":"down","last_trade_price":146.01,"last_trade_time":"2026-02-18T10:04:04","percent_change":-16.2306,"prev_day_close":154.400001525879},{"option":"SPXW260317C06980000","bid":58.5,"bid_size":14.0,"ask":59.5,"ask_size":8.0,"iv":0.1434,"open_interest":14.0,"volume":3.0,"delta":0.3429,"gamma":0.0014,"vega":6.7987,"theta":-1.822,"rho":1.5641,"theo":58.8204,"change":7.96,"open":66.33,"high":66.36,"low":66.12,"tick":"up","last_trade_price":66.36,"last_trade_time":"2026-02-18T14:20:55","percent_change":13.6301,"prev_day_close":63.8999977111816},{"option":"SPXW260317P06980000","bid":171.7,"bid_size":1.0,"ask":173.0,"ask_size":1.0,"iv":0.1432,"open_interest":0.0,"volume":0.0,"delta":-0.6571,"gamma":0.0014,"vega":6.7987,"theta":-1.7751,"rho":-3.2024,"theo":172.3113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":156.950004577637},{"option":"SPXW260317C06990000","bid":54.1,"bid_size":14.0,"ask":55.0,"ask_size":8.0,"iv":0.1416,"open_interest":0.0,"volume":0.0,"delta":0.3273,"gamma":0.0014,"vega":6.6842,"theta":-1.7671,"rho":1.4945,"theo":54.4456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":59.1499996185303},{"option":"SPXW260317P06990000","bid":177.2,"bid_size":1.0,"ask":178.5,"ask_size":1.0,"iv":0.1419,"open_interest":0.0,"volume":0.0,"delta":-0.6727,"gamma":0.0014,"vega":6.6842,"theta":-1.7161,"rho":-3.2789,"theo":177.9077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":162.150001525879},{"option":"SPXW260317C07000000","bid":49.8,"bid_size":23.0,"ask":50.8,"ask_size":8.0,"iv":0.1398,"open_interest":40.0,"volume":13.0,"delta":0.3116,"gamma":0.0014,"vega":6.5578,"theta":-1.7105,"rho":1.424,"theo":50.288,"change":12.95,"open":53.57,"high":64.7,"low":53.57,"tick":"up","last_trade_price":62.9,"last_trade_time":"2026-02-18T12:53:48","percent_change":25.9259,"prev_day_close":54.6500015258789},{"option":"SPXW260317P07000000","bid":183.0,"bid_size":1.0,"ask":184.5,"ask_size":1.0,"iv":0.1398,"open_interest":6.0,"volume":0.0,"delta":-0.6884,"gamma":0.0014,"vega":6.5578,"theta":-1.6554,"rho":-3.3562,"theo":183.7214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.72,"last_trade_time":"2026-02-10T14:17:24","percent_change":0.0,"prev_day_close":167.599998474121},{"option":"SPXW260317C07010000","bid":45.8,"bid_size":24.0,"ask":46.8,"ask_size":9.0,"iv":0.138,"open_interest":4.0,"volume":2.0,"delta":0.2961,"gamma":0.0014,"vega":6.4177,"theta":-1.6523,"rho":1.3525,"theo":46.3465,"change":3.37,"open":49.0,"high":49.37,"low":49.0,"tick":"up","last_trade_price":49.37,"last_trade_time":"2026-02-18T09:42:06","percent_change":7.32609,"prev_day_close":50.25},{"option":"SPXW260317P07010000","bid":188.1,"bid_size":5.0,"ask":191.0,"ask_size":5.0,"iv":0.138,"open_interest":0.0,"volume":0.0,"delta":-0.7039,"gamma":0.0014,"vega":6.4177,"theta":-1.593,"rho":-3.4345,"theo":189.7511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":173.200004577637},{"option":"SPXW260317C07020000","bid":42.0,"bid_size":16.0,"ask":43.1,"ask_size":16.0,"iv":0.1364,"open_interest":0.0,"volume":0.0,"delta":0.2806,"gamma":0.0013,"vega":6.2661,"theta":-1.5923,"rho":1.2822,"theo":42.6138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260317P07020000","bid":194.3,"bid_size":5.0,"ask":197.1,"ask_size":5.0,"iv":0.1363,"open_interest":0.0,"volume":0.0,"delta":-0.7194,"gamma":0.0013,"vega":6.2661,"theta":-1.5289,"rho":-3.5117,"theo":195.9897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260317C07025000","bid":40.2,"bid_size":17.0,"ask":41.1,"ask_size":9.0,"iv":0.1355,"open_interest":46.0,"volume":0.0,"delta":0.273,"gamma":0.0013,"vega":6.1872,"theta":-1.5617,"rho":1.2477,"theo":40.8219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":39.6,"last_trade_time":"2026-02-17T15:48:24","percent_change":0.0,"prev_day_close":44.1000003814697},{"option":"SPXW260317P07025000","bid":197.4,"bid_size":5.0,"ask":200.3,"ask_size":5.0,"iv":0.1354,"open_interest":1.0,"volume":0.0,"delta":-0.727,"gamma":0.0013,"vega":6.1872,"theta":-1.4963,"rho":-3.5496,"theo":199.1834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":139.1,"last_trade_time":"2026-02-10T13:39:11","percent_change":0.0,"prev_day_close":181.949996948242},{"option":"SPXW260317C07050000","bid":31.8,"bid_size":18.0,"ask":32.7,"ask_size":10.0,"iv":0.1314,"open_interest":75.0,"volume":3.0,"delta":0.2352,"gamma":0.0013,"vega":5.7522,"theta":-1.4024,"rho":1.0754,"theo":32.5643,"change":0.5,"open":37.65,"high":37.65,"low":32.75,"tick":"down","last_trade_price":32.75,"last_trade_time":"2026-02-18T15:11:52","percent_change":1.55039,"prev_day_close":34.8999996185303},{"option":"SPXW260317P07050000","bid":212.4,"bid_size":4.0,"ask":218.8,"ask_size":4.0,"iv":0.1315,"open_interest":9.0,"volume":0.0,"delta":-0.7648,"gamma":0.0013,"vega":5.7522,"theta":-1.3267,"rho":-3.739,"theo":215.8539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":210.4,"last_trade_time":"2026-02-12T14:32:54","percent_change":0.0,"prev_day_close":197.799995422363},{"option":"SPXW260317C07075000","bid":24.7,"bid_size":21.0,"ask":25.5,"ask_size":22.0,"iv":0.1276,"open_interest":35.0,"volume":0.0,"delta":0.1987,"gamma":0.0012,"vega":5.2542,"theta":-1.2343,"rho":0.9099,"theo":25.431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.8,"last_trade_time":"2026-02-17T15:57:37","percent_change":0.0,"prev_day_close":27.0},{"option":"SPXW260317P07075000","bid":230.2,"bid_size":4.0,"ask":236.4,"ask_size":4.0,"iv":0.1275,"open_interest":0.0,"volume":0.0,"delta":-0.8013,"gamma":0.0012,"vega":5.2542,"theta":-1.1483,"rho":-3.9215,"theo":233.6486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":214.650001525879},{"option":"SPXW260317C07100000","bid":18.8,"bid_size":32.0,"ask":19.6,"ask_size":32.0,"iv":0.1241,"open_interest":2601.0,"volume":41.0,"delta":0.1644,"gamma":0.0011,"vega":4.7018,"theta":-1.0622,"rho":0.7522,"theo":19.4022,"change":1.95,"open":20.8,"high":25.72,"low":19.25,"tick":"up","last_trade_price":21.4,"last_trade_time":"2026-02-18T15:59:41","percent_change":10.0257,"prev_day_close":20.6499996185303},{"option":"SPXW260317P07100000","bid":249.0,"bid_size":3.0,"ask":255.8,"ask_size":3.0,"iv":0.1242,"open_interest":1.0,"volume":0.0,"delta":-0.8356,"gamma":0.0011,"vega":4.7018,"theta":-0.966,"rho":-4.0963,"theo":252.5479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.8,"last_trade_time":"2026-02-12T10:34:36","percent_change":0.0,"prev_day_close":232.849998474121},{"option":"SPXW260317C07125000","bid":14.3,"bid_size":15.0,"ask":14.7,"ask_size":48.0,"iv":0.1212,"open_interest":119.0,"volume":5.0,"delta":0.1329,"gamma":0.001,"vega":4.1225,"theta":-0.8935,"rho":0.6076,"theo":14.4722,"change":-0.35,"open":19.2,"high":19.2,"low":14.4,"tick":"down","last_trade_price":14.4,"last_trade_time":"2026-02-18T15:21:50","percent_change":-2.37288,"prev_day_close":15.25},{"option":"SPXW260317P07125000","bid":269.0,"bid_size":3.0,"ask":275.5,"ask_size":3.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.8671,"gamma":0.001,"vega":4.1225,"theta":-0.7869,"rho":-4.258,"theo":272.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":252.699996948242},{"option":"SPXW260317C07150000","bid":10.5,"bid_size":15.0,"ask":11.0,"ask_size":70.0,"iv":0.1186,"open_interest":133.0,"volume":5.0,"delta":0.1052,"gamma":0.0008,"vega":3.5419,"theta":-0.7361,"rho":0.4811,"theo":10.599,"change":1.95,"open":12.03,"high":12.9,"low":12.03,"tick":"up","last_trade_price":12.9,"last_trade_time":"2026-02-18T09:58:51","percent_change":17.8082,"prev_day_close":11.1499996185303},{"option":"SPXW260317P07150000","bid":290.0,"bid_size":3.0,"ask":296.9,"ask_size":3.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.8948,"gamma":0.0008,"vega":3.5419,"theta":-0.6192,"rho":-4.4015,"theo":293.6008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":273.600006103516},{"option":"SPXW260317C07175000","bid":7.6,"bid_size":15.0,"ask":8.1,"ask_size":83.0,"iv":0.1162,"open_interest":47.0,"volume":28.0,"delta":0.082,"gamma":0.0007,"vega":2.9879,"theta":-0.597,"rho":0.3749,"theo":7.6799,"change":0.59,"open":8.78,"high":10.37,"low":8.22,"tick":"down","last_trade_price":8.69,"last_trade_time":"2026-02-18T14:48:33","percent_change":7.28395,"prev_day_close":8.15000009536743},{"option":"SPXW260317P07175000","bid":311.7,"bid_size":2.0,"ask":319.0,"ask_size":3.0,"iv":0.1152,"open_interest":0.0,"volume":0.0,"delta":-0.918,"gamma":0.0007,"vega":2.9879,"theta":-0.4698,"rho":-4.5247,"theo":315.6099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.299987792969},{"option":"SPXW260317C07200000","bid":5.5,"bid_size":15.0,"ask":5.9,"ask_size":105.0,"iv":0.1145,"open_interest":507.0,"volume":20.0,"delta":0.0634,"gamma":0.0006,"vega":2.4896,"theta":-0.4801,"rho":0.2892,"theo":5.5614,"change":-0.2,"open":5.97,"high":7.93,"low":5.75,"tick":"down","last_trade_price":5.75,"last_trade_time":"2026-02-18T15:11:52","percent_change":-3.36135,"prev_day_close":5.79999995231628},{"option":"SPXW260317P07200000","bid":334.7,"bid_size":3.0,"ask":341.8,"ask_size":3.0,"iv":0.1133,"open_interest":0.0,"volume":0.0,"delta":-0.9366,"gamma":0.0006,"vega":2.4896,"theta":-0.3426,"rho":-4.6275,"theo":338.4194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.949996948242},{"option":"SPXW260317C07225000","bid":4.0,"bid_size":15.0,"ask":4.3,"ask_size":155.0,"iv":0.1133,"open_interest":13.0,"volume":1.0,"delta":0.0489,"gamma":0.0005,"vega":2.0638,"theta":-0.3862,"rho":0.2227,"theo":4.0666,"change":0.05,"open":4.35,"high":4.35,"low":4.35,"tick":"up","last_trade_price":4.35,"last_trade_time":"2026-02-18T09:50:28","percent_change":1.16279,"prev_day_close":4.15000009536743},{"option":"SPXW260317P07225000","bid":358.0,"bid_size":3.0,"ask":365.2,"ask_size":3.0,"iv":0.112,"open_interest":0.0,"volume":0.0,"delta":-0.9511,"gamma":0.0005,"vega":2.0638,"theta":-0.2384,"rho":-4.711,"theo":361.8527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.0},{"option":"SPXW260317C07250000","bid":2.9,"bid_size":15.0,"ask":3.2,"ask_size":181.0,"iv":0.1127,"open_interest":28.0,"volume":12.0,"delta":0.0381,"gamma":0.0004,"vega":1.7111,"theta":-0.313,"rho":0.1732,"theo":3.0276,"change":0.91,"open":3.87,"high":4.11,"low":3.87,"tick":"up","last_trade_price":4.11,"last_trade_time":"2026-02-18T10:42:25","percent_change":28.4375,"prev_day_close":2.97499990463257},{"option":"SPXW260317P07250000","bid":381.8,"bid_size":2.0,"ask":389.1,"ask_size":2.0,"iv":0.1113,"open_interest":0.0,"volume":0.0,"delta":-0.9619,"gamma":0.0004,"vega":1.7111,"theta":-0.1549,"rho":-4.7777,"theo":385.7418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.599990844727},{"option":"SPXW260317C07275000","bid":2.1,"bid_size":15.0,"ask":2.35,"ask_size":100.0,"iv":0.1123,"open_interest":774.0,"volume":10.0,"delta":0.03,"gamma":0.0003,"vega":1.4258,"theta":-0.2566,"rho":0.1361,"theo":2.3042,"change":0.445,"open":2.82,"high":2.82,"low":2.82,"tick":"up","last_trade_price":2.82,"last_trade_time":"2026-02-18T10:13:10","percent_change":18.7368,"prev_day_close":2.14999997615814},{"option":"SPXW260317P07275000","bid":405.8,"bid_size":1.0,"ask":413.5,"ask_size":1.0,"iv":0.113,"open_interest":0.0,"volume":0.0,"delta":-0.97,"gamma":0.0003,"vega":1.4258,"theta":-0.0883,"rho":-4.8318,"theo":409.9465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.349990844727},{"option":"SPXW260317C07300000","bid":1.55,"bid_size":15.0,"ask":1.75,"ask_size":81.0,"iv":0.1124,"open_interest":70.0,"volume":1.0,"delta":0.0239,"gamma":0.0003,"vega":1.1959,"theta":-0.213,"rho":0.1082,"theo":1.7904,"change":0.28,"open":2.03,"high":2.03,"low":2.03,"tick":"down","last_trade_price":2.03,"last_trade_time":"2026-02-18T10:04:20","percent_change":16.0,"prev_day_close":1.60000002384186},{"option":"SPXW260317P07300000","bid":430.2,"bid_size":1.0,"ask":437.8,"ask_size":1.0,"iv":0.1127,"open_interest":0.0,"volume":0.0,"delta":-0.9761,"gamma":0.0003,"vega":1.1959,"theta":-0.0343,"rho":-4.8767,"theo":434.3608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.849990844727},{"option":"SPXW260317C07325000","bid":1.15,"bid_size":15.0,"ask":1.35,"ask_size":67.0,"iv":0.1129,"open_interest":44.0,"volume":4.0,"delta":0.0193,"gamma":0.0002,"vega":1.0091,"theta":-0.1787,"rho":0.0873,"theo":1.4162,"change":0.05,"open":1.4,"high":1.4,"low":1.4,"tick":"no_change","last_trade_price":1.4,"last_trade_time":"2026-02-18T09:47:29","percent_change":3.7037,"prev_day_close":1.19999998807907},{"option":"SPXW260317P07325000","bid":454.7,"bid_size":1.0,"ask":462.4,"ask_size":1.0,"iv":0.1142,"open_interest":0.0,"volume":0.0,"delta":-0.9807,"gamma":0.0002,"vega":1.0091,"theta":0.0,"rho":-4.9148,"theo":458.9147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":439.5},{"option":"SPXW260317C07350000","bid":0.85,"bid_size":15.0,"ask":1.1,"ask_size":107.0,"iv":0.114,"open_interest":29.0,"volume":4.0,"delta":0.0157,"gamma":0.0002,"vega":0.8558,"theta":-0.1511,"rho":0.0708,"theo":1.1352,"change":0.025,"open":1.1,"high":1.1,"low":1.1,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-18T09:47:29","percent_change":2.32558,"prev_day_close":0.925000011920929},{"option":"SPXW260317P07350000","bid":479.3,"bid_size":1.0,"ask":487.0,"ask_size":1.0,"iv":0.1148,"open_interest":0.0,"volume":0.0,"delta":-0.9843,"gamma":0.0002,"vega":0.8558,"theta":0.0,"rho":-4.9482,"theo":483.5618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":462.949996948242},{"option":"SPXW260317C07375000","bid":0.65,"bid_size":107.0,"ask":0.9,"ask_size":107.0,"iv":0.1154,"open_interest":755.0,"volume":0.0,"delta":0.0129,"gamma":0.0001,"vega":0.729,"theta":-0.1286,"rho":0.058,"theo":0.9203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-17T10:00:29","percent_change":0.0,"prev_day_close":0.75},{"option":"SPXW260317P07375000","bid":504.1,"bid_size":1.0,"ask":511.7,"ask_size":1.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9871,"gamma":0.0001,"vega":0.729,"theta":0.0,"rho":-4.9781,"theo":508.2749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":487.25},{"option":"SPXW260317C07400000","bid":0.5,"bid_size":144.0,"ask":0.75,"ask_size":105.0,"iv":0.1169,"open_interest":9.0,"volume":1.0,"delta":0.0106,"gamma":0.0001,"vega":0.6237,"theta":-0.11,"rho":0.0479,"theo":0.753,"change":0.05,"open":0.75,"high":0.75,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T10:04:20","percent_change":7.14285,"prev_day_close":0.625},{"option":"SPXW260317P07400000","bid":528.8,"bid_size":1.0,"ask":536.5,"ask_size":1.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9894,"gamma":0.0001,"vega":0.6232,"theta":0.0,"rho":-5.0053,"theo":533.0357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":513.549987792969},{"option":"SPXW260317C07425000","bid":0.4,"bid_size":68.0,"ask":0.65,"ask_size":105.0,"iv":0.119,"open_interest":4.0,"volume":0.0,"delta":0.0089,"gamma":0.0001,"vega":0.5357,"theta":-0.0947,"rho":0.0397,"theo":0.6221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.01,"last_trade_time":"2026-02-13T12:17:30","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPXW260317P07425000","bid":553.7,"bid_size":1.0,"ask":561.3,"ask_size":1.0,"iv":0.1194,"open_interest":0.0,"volume":0.0,"delta":-0.9912,"gamma":0.0001,"vega":0.5352,"theta":0.0,"rho":-5.0306,"theo":557.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.850006103516},{"option":"SPXW260317C07500000","bid":0.25,"bid_size":33.0,"ask":0.45,"ask_size":82.0,"iv":0.1266,"open_interest":6.0,"volume":0.0,"delta":0.0054,"gamma":0.0001,"vega":0.3511,"theta":-0.0632,"rho":0.024,"theo":0.3739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.52,"last_trade_time":"2026-02-13T10:07:55","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260317P07500000","bid":628.3,"bid_size":1.0,"ask":635.9,"ask_size":1.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":-0.9946,"gamma":0.0001,"vega":0.3509,"theta":0.0,"rho":-5.0975,"theo":632.3689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":611.850006103516},{"option":"SPXW260317C07600000","bid":0.15,"bid_size":33.0,"ask":0.35,"ask_size":82.0,"iv":0.1383,"open_interest":11.0,"volume":0.0,"delta":0.0032,"gamma":0.0,"vega":0.2209,"theta":-0.0415,"rho":0.014,"theo":0.2225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-17T10:09:46","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260317P07600000","bid":727.9,"bid_size":1.0,"ask":735.7,"ask_size":1.0,"iv":0.1382,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.2207,"theta":0.0,"rho":-5.1757,"theo":731.9302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":712.449981689453},{"option":"SPXW260317C07800000","bid":0.05,"bid_size":58.0,"ask":0.25,"ask_size":67.0,"iv":0.1619,"open_interest":1.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.1137,"theta":-0.0243,"rho":0.0067,"theo":0.115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-13T14:39:26","percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260317P07800000","bid":927.2,"bid_size":1.0,"ask":934.9,"ask_size":1.0,"iv":0.1679,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1137,"theta":0.0,"rho":-5.3195,"theo":931.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.899993896484},{"option":"SPXW260317C08000000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":107.0,"iv":0.188,"open_interest":0.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0665,"theta":-0.016,"rho":0.0037,"theo":0.0695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260317P08000000","bid":1126.6,"bid_size":1.0,"ask":1134.3,"ask_size":1.0,"iv":0.1956,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0667,"theta":0.0,"rho":-5.459,"theo":1130.6267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1109.75},{"option":"SPXW260317C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":93.0,"iv":0.2117,"open_interest":2.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0401,"theta":-0.0106,"rho":0.0021,"theo":0.0427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-09T09:32:42","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317P08200000","bid":1326.0,"bid_size":1.0,"ask":1333.7,"ask_size":1.0,"iv":0.2213,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0401,"theta":0.0,"rho":-5.597,"theo":1330.0243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1309.84997558594},{"option":"SPXW260317C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":109.0,"iv":0.2382,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0242,"theta":-0.0069,"rho":0.0012,"theo":0.026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317P08400000","bid":1525.4,"bid_size":1.0,"ask":1533.1,"ask_size":1.0,"iv":0.2452,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0242,"theta":0.0,"rho":-5.7344,"theo":1529.4321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1509.75},{"option":"SPXW260317C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":154.0,"iv":0.2635,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0146,"theta":-0.0044,"rho":0.0007,"theo":0.0157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317P08600000","bid":1724.8,"bid_size":1.0,"ask":1732.5,"ask_size":1.0,"iv":0.2671,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0146,"theta":0.0,"rho":-5.8714,"theo":1728.8464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1707.90002441406},{"option":"SPXW260317C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":157.0,"iv":0.288,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0089,"theta":-0.0028,"rho":0.0004,"theo":0.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317P08800000","bid":1924.2,"bid_size":1.0,"ask":1931.9,"ask_size":1.0,"iv":0.2868,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0089,"theta":0.0,"rho":-6.0082,"theo":1928.2648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1908.40002441406},{"option":"SPXW260317C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":36.0,"iv":0.305,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0054,"theta":-0.0018,"rho":0.0002,"theo":0.0056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260317P09000000","bid":2123.6,"bid_size":1.0,"ask":2131.3,"ask_size":1.0,"iv":0.3037,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0054,"theta":0.0,"rho":-6.1449,"theo":2127.6857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2107.80004882812},{"option":"SPXW260318C02800000","bid":4051.1,"bid_size":1.0,"ask":4058.8,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.021,"theta":0.0,"rho":1.9886,"theo":4054.8099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.75},{"option":"SPXW260318P02800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":63.0,"iv":0.9712,"open_interest":0.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0209,"theta":-0.0336,"rho":-0.0015,"theo":0.1431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260318C03000000","bid":3851.6,"bid_size":1.0,"ask":3859.4,"ask_size":1.0,"iv":0.8898,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0265,"theta":0.0,"rho":2.1301,"theo":3855.4388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3873.80004882812},{"option":"SPXW260318P03000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":43.0,"iv":0.8993,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0265,"theta":-0.04,"rho":-0.0019,"theo":0.1748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260318C03200000","bid":3652.4,"bid_size":1.0,"ask":3660.1,"ask_size":1.0,"iv":0.8243,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0332,"theta":0.0,"rho":2.2715,"theo":3656.0743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3675.0},{"option":"SPXW260318P03200000","bid":0.05,"bid_size":15.0,"ask":0.25,"ask_size":45.0,"iv":0.8566,"open_interest":2.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0332,"theta":-0.0472,"rho":-0.0024,"theo":0.2122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-17T15:30:21","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260318C03400000","bid":3452.9,"bid_size":1.0,"ask":3460.7,"ask_size":1.0,"iv":0.8056,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0417,"theta":0.0,"rho":2.4128,"theo":3456.7185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3475.90002441406},{"option":"SPXW260318P03400000","bid":0.1,"bid_size":115.0,"ask":0.35,"ask_size":146.0,"iv":0.8165,"open_interest":2.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0415,"theta":-0.0555,"rho":-0.0031,"theo":0.257,"change":-0.1,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:21:31","percent_change":-33.3333,"prev_day_close":0.200000006705523},{"option":"SPXW260318C03600000","bid":3253.7,"bid_size":1.0,"ask":3261.4,"ask_size":1.0,"iv":0.7438,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0528,"theta":0.0,"rho":2.5538,"theo":3257.3747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.39990234375},{"option":"SPXW260318P03600000","bid":0.2,"bid_size":114.0,"ask":0.4,"ask_size":15.0,"iv":0.7709,"open_interest":179.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0528,"theta":-0.0661,"rho":-0.004,"theo":0.3162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-17T09:30:15","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260318C03800000","bid":3054.4,"bid_size":1.0,"ask":3062.1,"ask_size":1.0,"iv":0.7084,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0671,"theta":0.0,"rho":2.6946,"theo":3058.0489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3077.0},{"option":"SPXW260318P03800000","bid":0.3,"bid_size":112.0,"ask":0.5,"ask_size":15.0,"iv":0.7273,"open_interest":0.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0669,"theta":-0.0788,"rho":-0.0052,"theo":0.3902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260318C04000000","bid":2855.2,"bid_size":1.0,"ask":2862.8,"ask_size":1.0,"iv":0.6804,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0869,"theta":0.0,"rho":2.8349,"theo":2858.7506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2878.29992675781},{"option":"SPXW260318P04000000","bid":0.45,"bid_size":51.0,"ask":0.65,"ask_size":75.0,"iv":0.6871,"open_interest":107.0,"volume":102.0,"delta":-0.0014,"gamma":0.0,"vega":0.0865,"theta":-0.0957,"rho":-0.0068,"theo":0.4928,"change":-0.175,"open":0.45,"high":0.5,"low":0.45,"tick":"no_change","last_trade_price":0.5,"last_trade_time":"2026-02-18T14:03:34","percent_change":-25.9259,"prev_day_close":0.5},{"option":"SPXW260318C04200000","bid":2656.0,"bid_size":1.0,"ask":2663.6,"ask_size":1.0,"iv":0.6428,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.1144,"theta":0.0,"rho":2.9744,"theo":2659.496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2679.05004882812},{"option":"SPXW260318P04200000","bid":0.65,"bid_size":34.0,"ask":0.85,"ask_size":75.0,"iv":0.6474,"open_interest":150.0,"volume":76.0,"delta":-0.0019,"gamma":0.0,"vega":0.1144,"theta":-0.1192,"rho":-0.0092,"theo":0.6426,"change":-0.125,"open":0.6,"high":0.75,"low":0.6,"tick":"up","last_trade_price":0.75,"last_trade_time":"2026-02-18T14:36:52","percent_change":-14.2857,"prev_day_close":0.675000011920929},{"option":"SPXW260318C04400000","bid":2456.8,"bid_size":1.0,"ask":2464.5,"ask_size":1.0,"iv":0.601,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1539,"theta":0.0,"rho":3.1128,"theo":2460.308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2480.29992675781},{"option":"SPXW260318P04400000","bid":0.9,"bid_size":47.0,"ask":1.1,"ask_size":75.0,"iv":0.6075,"open_interest":7.0,"volume":3.0,"delta":-0.0026,"gamma":0.0,"vega":0.1539,"theta":-0.1508,"rho":-0.0128,"theo":0.8565,"change":-0.25,"open":0.9,"high":0.9,"low":0.9,"tick":"down","last_trade_price":0.9,"last_trade_time":"2026-02-18T15:41:42","percent_change":-21.7391,"prev_day_close":0.875},{"option":"SPXW260318C04600000","bid":2257.6,"bid_size":1.0,"ask":2265.4,"ask_size":1.0,"iv":0.5669,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.2099,"theta":0.0,"rho":3.2495,"theo":2261.2187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2281.30004882812},{"option":"SPXW260318P04600000","bid":1.2,"bid_size":106.0,"ask":1.45,"ask_size":75.0,"iv":0.5692,"open_interest":4.0,"volume":0.0,"delta":-0.0037,"gamma":0.0,"vega":0.2099,"theta":-0.194,"rho":-0.018,"theo":1.169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.58,"last_trade_time":"2026-02-13T09:42:14","percent_change":0.0,"prev_day_close":1.14999997615814},{"option":"SPXW260318C04800000","bid":2058.8,"bid_size":1.0,"ask":2066.5,"ask_size":1.0,"iv":0.5273,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.2897,"theta":0.0,"rho":3.3836,"theo":2062.2657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2083.0},{"option":"SPXW260318P04800000","bid":1.65,"bid_size":75.0,"ask":1.9,"ask_size":102.0,"iv":0.5298,"open_interest":252.0,"volume":0.0,"delta":-0.0052,"gamma":0.0,"vega":0.2897,"theta":-0.2513,"rho":-0.0258,"theo":1.6178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.05,"last_trade_time":"2026-02-17T15:55:04","percent_change":0.0,"prev_day_close":1.52500003576279},{"option":"SPXW260318C05000000","bid":1860.0,"bid_size":1.0,"ask":1867.6,"ask_size":1.0,"iv":0.49,"open_interest":0.0,"volume":0.0,"delta":0.9925,"gamma":0.0,"vega":0.399,"theta":0.0,"rho":3.5144,"theo":1863.493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1883.59997558594},{"option":"SPXW260318P05000000","bid":2.25,"bid_size":15.0,"ask":2.45,"ask_size":73.0,"iv":0.4912,"open_interest":3.0,"volume":1.0,"delta":-0.0075,"gamma":0.0,"vega":0.399,"theta":-0.3247,"rho":-0.037,"theo":2.2469,"change":-0.2,"open":2.3,"high":2.3,"low":2.3,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-18T14:36:25","percent_change":-8.0,"prev_day_close":2.02499997615814},{"option":"SPXW260318C05200000","bid":1661.2,"bid_size":1.0,"ask":1669.0,"ask_size":1.0,"iv":0.4525,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0,"vega":0.5472,"theta":0.0,"rho":3.6402,"theo":1664.9505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1685.15002441406},{"option":"SPXW260318P05200000","bid":3.0,"bid_size":72.0,"ask":3.3,"ask_size":97.0,"iv":0.4533,"open_interest":749.0,"volume":719.0,"delta":-0.0108,"gamma":0.0,"vega":0.5472,"theta":-0.4153,"rho":-0.0532,"theo":3.1063,"change":-0.4,"open":2.5,"high":2.9,"low":2.5,"tick":"up","last_trade_price":2.9,"last_trade_time":"2026-02-18T14:31:45","percent_change":-12.1212,"prev_day_close":2.69999992847443},{"option":"SPXW260318C05400000","bid":1462.9,"bid_size":2.0,"ask":1470.7,"ask_size":2.0,"iv":0.415,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":0.7475,"theta":0.0,"rho":3.759,"theo":1466.7062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1486.25},{"option":"SPXW260318P05400000","bid":4.1,"bid_size":15.0,"ask":4.4,"ask_size":92.0,"iv":0.4156,"open_interest":11.0,"volume":0.0,"delta":-0.0154,"gamma":0.0,"vega":0.7475,"theta":-0.524,"rho":-0.0763,"theo":4.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.9,"last_trade_time":"2026-02-17T11:23:50","percent_change":0.0,"prev_day_close":3.64999997615814},{"option":"SPXW260318C05500000","bid":1363.9,"bid_size":2.0,"ask":1371.7,"ask_size":2.0,"iv":0.3962,"open_interest":0.0,"volume":0.0,"delta":0.9815,"gamma":0.0001,"vega":0.8718,"theta":-0.044,"rho":3.815,"theo":1367.7344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1387.95001220703},{"option":"SPXW260318P05500000","bid":4.8,"bid_size":15.0,"ask":5.1,"ask_size":89.0,"iv":0.3968,"open_interest":4.0,"volume":2.0,"delta":-0.0185,"gamma":0.0001,"vega":0.8718,"theta":-0.5863,"rho":-0.0912,"theo":4.9928,"change":-0.7,"open":3.8,"high":4.4,"low":3.8,"tick":"up","last_trade_price":4.4,"last_trade_time":"2026-02-18T14:30:39","percent_change":-13.7255,"prev_day_close":4.29999995231628},{"option":"SPXW260318C05600000","bid":1265.2,"bid_size":2.0,"ask":1272.9,"ask_size":2.0,"iv":0.3771,"open_interest":0.0,"volume":0.0,"delta":0.9778,"gamma":0.0001,"vega":1.0208,"theta":-0.1529,"rho":3.8673,"theo":1268.9018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1289.0},{"option":"SPXW260318P05600000","bid":5.6,"bid_size":51.0,"ask":5.9,"ask_size":71.0,"iv":0.3775,"open_interest":39.0,"volume":0.0,"delta":-0.0222,"gamma":0.0001,"vega":1.0208,"theta":-0.6555,"rho":-0.1099,"theo":5.8612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.55,"last_trade_time":"2026-02-11T10:08:57","percent_change":0.0,"prev_day_close":5.04999995231628},{"option":"SPXW260318C05700000","bid":1166.4,"bid_size":2.0,"ask":1174.2,"ask_size":2.0,"iv":0.3592,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0001,"vega":1.1961,"theta":-0.2712,"rho":3.9153,"theo":1170.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1189.5},{"option":"SPXW260318P05700000","bid":6.6,"bid_size":63.0,"ask":7.0,"ask_size":70.0,"iv":0.3591,"open_interest":166.0,"volume":163.0,"delta":-0.0268,"gamma":0.0001,"vega":1.1961,"theta":-0.7342,"rho":-0.1329,"theo":6.9241,"change":-0.45,"open":5.17,"high":6.6,"low":5.17,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:21:16","percent_change":-6.38298,"prev_day_close":6.0},{"option":"SPXW260318C05800000","bid":1068.2,"bid_size":2.0,"ask":1075.9,"ask_size":4.0,"iv":0.3409,"open_interest":0.0,"volume":0.0,"delta":0.9672,"gamma":0.0001,"vega":1.4129,"theta":-0.4026,"rho":3.9567,"theo":1071.9024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1091.10003662109},{"option":"SPXW260318P05800000","bid":8.0,"bid_size":44.0,"ask":8.4,"ask_size":81.0,"iv":0.3415,"open_interest":6.0,"volume":6.0,"delta":-0.0328,"gamma":0.0001,"vega":1.4129,"theta":-0.8259,"rho":-0.1624,"theo":8.2636,"change":-2.15,"open":6.7,"high":6.7,"low":6.3,"tick":"down","last_trade_price":6.3,"last_trade_time":"2026-02-18T11:32:30","percent_change":-25.4438,"prev_day_close":7.20000004768372},{"option":"SPXW260318C05875000","bid":994.6,"bid_size":2.0,"ask":1002.4,"ask_size":2.0,"iv":0.3285,"open_interest":0.0,"volume":0.0,"delta":0.9616,"gamma":0.0001,"vega":1.6063,"theta":-0.5127,"rho":3.9819,"theo":998.3927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1018.19998168945},{"option":"SPXW260318P05875000","bid":9.2,"bid_size":56.0,"ask":9.7,"ask_size":75.0,"iv":0.3285,"open_interest":23.0,"volume":23.0,"delta":-0.0384,"gamma":0.0001,"vega":1.6063,"theta":-0.9062,"rho":-0.1904,"theo":9.5296,"change":-1.55,"open":8.2,"high":8.2,"low":8.05,"tick":"up","last_trade_price":8.2,"last_trade_time":"2026-02-18T15:59:02","percent_change":-15.8974,"prev_day_close":8.2999997138977},{"option":"SPXW260318C05900000","bid":970.3,"bid_size":2.0,"ask":977.9,"ask_size":3.0,"iv":0.3238,"open_interest":0.0,"volume":0.0,"delta":0.9595,"gamma":0.0001,"vega":1.6779,"theta":-0.552,"rho":3.9891,"theo":973.9527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":993.549987792969},{"option":"SPXW260318P05900000","bid":9.7,"bid_size":55.0,"ask":10.2,"ask_size":73.0,"iv":0.3243,"open_interest":52.0,"volume":50.0,"delta":-0.0405,"gamma":0.0001,"vega":1.6779,"theta":-0.9356,"rho":-0.201,"theo":10.0149,"change":-0.89,"open":9.36,"high":9.36,"low":9.36,"tick":"down","last_trade_price":9.36,"last_trade_time":"2026-02-18T15:00:56","percent_change":-8.68293,"prev_day_close":8.75},{"option":"SPXW260318C05925000","bid":945.9,"bid_size":2.0,"ask":953.6,"ask_size":4.0,"iv":0.3195,"open_interest":0.0,"volume":0.0,"delta":0.9572,"gamma":0.0001,"vega":1.7543,"theta":-0.5928,"rho":3.9955,"theo":949.5495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":969.299987792969},{"option":"SPXW260318P05925000","bid":10.3,"bid_size":53.0,"ask":10.7,"ask_size":53.0,"iv":0.3199,"open_interest":0.0,"volume":0.0,"delta":-0.0428,"gamma":0.0001,"vega":1.7543,"theta":-0.9665,"rho":-0.2124,"theo":10.5369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":9.2000002861023},{"option":"SPXW260318C05950000","bid":921.5,"bid_size":2.0,"ask":929.3,"ask_size":2.0,"iv":0.3156,"open_interest":0.0,"volume":0.0,"delta":0.9547,"gamma":0.0002,"vega":1.8359,"theta":-0.6352,"rho":4.0009,"theo":925.1868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":944.100006103516},{"option":"SPXW260318P05950000","bid":10.8,"bid_size":68.0,"ask":11.3,"ask_size":68.0,"iv":0.3158,"open_interest":24.0,"volume":0.0,"delta":-0.0453,"gamma":0.0002,"vega":1.8359,"theta":-0.999,"rho":-0.2247,"theo":11.0994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":14.7,"last_trade_time":"2026-02-17T09:32:49","percent_change":0.0,"prev_day_close":9.7000002861023},{"option":"SPXW260318C05975000","bid":897.2,"bid_size":2.0,"ask":904.9,"ask_size":3.0,"iv":0.3116,"open_interest":0.0,"volume":0.0,"delta":0.952,"gamma":0.0002,"vega":1.9225,"theta":-0.6792,"rho":4.0052,"theo":900.8691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":919.699981689453},{"option":"SPXW260318P05975000","bid":11.5,"bid_size":15.0,"ask":11.9,"ask_size":50.0,"iv":0.3116,"open_interest":1.0,"volume":1.0,"delta":-0.048,"gamma":0.0002,"vega":1.9225,"theta":-1.033,"rho":-0.2382,"theo":11.7069,"change":-0.75,"open":11.3,"high":11.3,"low":11.3,"tick":"down","last_trade_price":11.3,"last_trade_time":"2026-02-18T15:20:50","percent_change":-6.22406,"prev_day_close":10.25},{"option":"SPXW260318C06000000","bid":873.0,"bid_size":2.0,"ask":880.6,"ask_size":3.0,"iv":0.3072,"open_interest":0.0,"volume":0.0,"delta":0.9492,"gamma":0.0002,"vega":2.0136,"theta":-0.7249,"rho":4.0084,"theo":876.6009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":896.049987792969},{"option":"SPXW260318P06000000","bid":12.1,"bid_size":49.0,"ask":12.6,"ask_size":64.0,"iv":0.3077,"open_interest":76.0,"volume":5.0,"delta":-0.0508,"gamma":0.0002,"vega":2.0136,"theta":-1.0688,"rho":-0.2527,"theo":12.3639,"change":-1.4,"open":11.3,"high":11.3,"low":11.3,"tick":"down","last_trade_price":11.3,"last_trade_time":"2026-02-18T09:45:34","percent_change":-11.0236,"prev_day_close":10.8499999046326},{"option":"SPXW260318C06025000","bid":848.8,"bid_size":2.0,"ask":856.5,"ask_size":2.0,"iv":0.3032,"open_interest":0.0,"volume":0.0,"delta":0.946,"gamma":0.0002,"vega":2.1089,"theta":-0.7724,"rho":4.0106,"theo":852.3868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":871.700012207031},{"option":"SPXW260318P06025000","bid":12.9,"bid_size":15.0,"ask":13.3,"ask_size":48.0,"iv":0.3035,"open_interest":614.0,"volume":610.0,"delta":-0.0539,"gamma":0.0002,"vega":2.1089,"theta":-1.1064,"rho":-0.2683,"theo":13.075,"change":-3.42,"open":11.46,"high":11.46,"low":9.47,"tick":"down","last_trade_price":9.98,"last_trade_time":"2026-02-18T11:20:50","percent_change":-25.5224,"prev_day_close":11.4500002861023},{"option":"SPXW260318C06050000","bid":824.6,"bid_size":2.0,"ask":832.4,"ask_size":4.0,"iv":0.2995,"open_interest":0.0,"volume":0.0,"delta":0.9427,"gamma":0.0002,"vega":2.2089,"theta":-0.8218,"rho":4.0118,"theo":828.2309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":846.800018310547},{"option":"SPXW260318P06050000","bid":13.6,"bid_size":47.0,"ask":14.1,"ask_size":61.0,"iv":0.2996,"open_interest":9.0,"volume":0.0,"delta":-0.0573,"gamma":0.0002,"vega":2.2089,"theta":-1.1459,"rho":-0.2848,"theo":13.8444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.7,"last_trade_time":"2026-02-17T11:06:01","percent_change":0.0,"prev_day_close":12.0999999046326},{"option":"SPXW260318C06075000","bid":800.6,"bid_size":2.0,"ask":808.3,"ask_size":2.0,"iv":0.2954,"open_interest":0.0,"volume":0.0,"delta":0.9391,"gamma":0.0002,"vega":2.3152,"theta":-0.8731,"rho":4.0117,"theo":804.1378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":822.599975585938},{"option":"SPXW260318P06075000","bid":14.5,"bid_size":15.0,"ask":14.9,"ask_size":46.0,"iv":0.2957,"open_interest":74.0,"volume":6.0,"delta":-0.0609,"gamma":0.0002,"vega":2.3152,"theta":-1.1872,"rho":-0.3026,"theo":14.6765,"change":-4.05,"open":11.32,"high":11.32,"low":11.0,"tick":"down","last_trade_price":11.0,"last_trade_time":"2026-02-18T11:24:50","percent_change":-26.9103,"prev_day_close":12.8499999046326},{"option":"SPXW260318C06100000","bid":776.5,"bid_size":2.0,"ask":784.0,"ask_size":2.0,"iv":0.2916,"open_interest":0.0,"volume":0.0,"delta":0.9352,"gamma":0.0002,"vega":2.4288,"theta":-0.9262,"rho":4.0102,"theo":780.113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.450012207031},{"option":"SPXW260318P06100000","bid":15.4,"bid_size":15.0,"ask":15.8,"ask_size":15.0,"iv":0.2918,"open_interest":82.0,"volume":32.0,"delta":-0.0648,"gamma":0.0002,"vega":2.4288,"theta":-1.2304,"rho":-0.3219,"theo":15.577,"change":-4.5,"open":12.42,"high":12.42,"low":11.5,"tick":"no_change","last_trade_price":11.5,"last_trade_time":"2026-02-18T12:19:21","percent_change":-28.125,"prev_day_close":13.6500000953674},{"option":"SPXW260318C06125000","bid":752.6,"bid_size":2.0,"ask":760.1,"ask_size":3.0,"iv":0.2879,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0002,"vega":2.5493,"theta":-0.9812,"rho":4.0068,"theo":756.163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":775.0},{"option":"SPXW260318P06125000","bid":16.3,"bid_size":30.0,"ask":16.8,"ask_size":30.0,"iv":0.2877,"open_interest":132.0,"volume":5.0,"delta":-0.0689,"gamma":0.0002,"vega":2.5493,"theta":-1.2756,"rho":-0.343,"theo":16.5522,"change":-2.2,"open":15.72,"high":15.72,"low":15.72,"tick":"down","last_trade_price":15.72,"last_trade_time":"2026-02-18T09:40:24","percent_change":-13.0178,"prev_day_close":14.4500002861023},{"option":"SPXW260318C06150000","bid":728.6,"bid_size":2.0,"ask":736.4,"ask_size":2.0,"iv":0.2839,"open_interest":0.0,"volume":0.0,"delta":0.9266,"gamma":0.0003,"vega":2.6754,"theta":-1.0382,"rho":4.0016,"theo":732.2947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":750.949981689453},{"option":"SPXW260318P06150000","bid":17.3,"bid_size":29.0,"ask":17.9,"ask_size":42.0,"iv":0.2836,"open_interest":42.0,"volume":42.0,"delta":-0.0734,"gamma":0.0003,"vega":2.6754,"theta":-1.3226,"rho":-0.3659,"theo":17.6091,"change":-5.13,"open":13.97,"high":13.97,"low":12.7,"tick":"no_change","last_trade_price":12.87,"last_trade_time":"2026-02-18T11:14:22","percent_change":-28.5,"prev_day_close":15.3499999046326},{"option":"SPXW260318C06175000","bid":704.9,"bid_size":3.0,"ask":712.6,"ask_size":2.0,"iv":0.2802,"open_interest":0.0,"volume":0.0,"delta":0.9217,"gamma":0.0003,"vega":2.8062,"theta":-1.097,"rho":3.9949,"theo":708.5141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":727.050018310547},{"option":"SPXW260318P06175000","bid":18.5,"bid_size":28.0,"ask":19.0,"ask_size":28.0,"iv":0.2799,"open_interest":82.0,"volume":86.0,"delta":-0.0783,"gamma":0.0003,"vega":2.8062,"theta":-1.3714,"rho":-0.3904,"theo":18.7538,"change":-2.7,"open":17.7,"high":17.7,"low":13.85,"tick":"no_change","last_trade_price":16.4,"last_trade_time":"2026-02-18T15:44:08","percent_change":-14.1361,"prev_day_close":16.3500003814697},{"option":"SPXW260318C06200000","bid":681.1,"bid_size":2.0,"ask":688.9,"ask_size":2.0,"iv":0.2762,"open_interest":0.0,"volume":0.0,"delta":0.9164,"gamma":0.0003,"vega":2.9429,"theta":-1.1575,"rho":3.9867,"theo":684.8267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":703.049987792969},{"option":"SPXW260318P06200000","bid":19.6,"bid_size":34.0,"ask":20.3,"ask_size":33.0,"iv":0.2759,"open_interest":19.0,"volume":5.0,"delta":-0.0835,"gamma":0.0003,"vega":2.9429,"theta":-1.4221,"rho":-0.4163,"theo":19.9915,"change":-1.2,"open":14.37,"high":19.1,"low":14.3,"tick":"no_change","last_trade_price":19.1,"last_trade_time":"2026-02-18T15:20:44","percent_change":-5.91133,"prev_day_close":17.4000005722046},{"option":"SPXW260318C06225000","bid":657.6,"bid_size":3.0,"ask":665.3,"ask_size":2.0,"iv":0.2726,"open_interest":0.0,"volume":0.0,"delta":0.9108,"gamma":0.0003,"vega":3.0876,"theta":-1.2198,"rho":3.9765,"theo":661.2383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":678.649993896484},{"option":"SPXW260318P06225000","bid":20.9,"bid_size":32.0,"ask":21.7,"ask_size":32.0,"iv":0.2722,"open_interest":4.0,"volume":4.0,"delta":-0.0892,"gamma":0.0003,"vega":3.0876,"theta":-1.4744,"rho":-0.4443,"theo":21.3283,"change":-1.1,"open":16.5,"high":20.5,"low":15.35,"tick":"up","last_trade_price":20.5,"last_trade_time":"2026-02-18T15:20:50","percent_change":-5.09259,"prev_day_close":18.5500001907349},{"option":"SPXW260318C06250000","bid":634.0,"bid_size":2.0,"ask":641.8,"ask_size":2.0,"iv":0.2686,"open_interest":0.0,"volume":0.0,"delta":0.9048,"gamma":0.0003,"vega":3.2407,"theta":-1.2835,"rho":3.9637,"theo":637.7569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":655.799987792969},{"option":"SPXW260318P06250000","bid":22.3,"bid_size":31.0,"ask":23.0,"ask_size":12.0,"iv":0.2682,"open_interest":12.0,"volume":8.0,"delta":-0.0952,"gamma":0.0003,"vega":3.2407,"theta":-1.5282,"rho":-0.4748,"theo":22.7722,"change":-4.25,"open":17.23,"high":18.75,"low":16.4,"tick":"up","last_trade_price":18.75,"last_trade_time":"2026-02-18T15:53:30","percent_change":-18.4783,"prev_day_close":19.8000001907349},{"option":"SPXW260318C06275000","bid":610.6,"bid_size":2.0,"ask":618.4,"ask_size":2.0,"iv":0.2648,"open_interest":0.0,"volume":0.0,"delta":0.8983,"gamma":0.0004,"vega":3.3999,"theta":-1.3486,"rho":3.9483,"theo":614.3916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":631.399993896484},{"option":"SPXW260318P06275000","bid":23.8,"bid_size":29.0,"ask":24.6,"ask_size":30.0,"iv":0.2647,"open_interest":8.0,"volume":9.0,"delta":-0.1017,"gamma":0.0004,"vega":3.3999,"theta":-1.5834,"rho":-0.508,"theo":24.3322,"change":-7.03,"open":22.35,"high":22.66,"low":17.47,"tick":"down","last_trade_price":17.47,"last_trade_time":"2026-02-18T11:12:58","percent_change":-28.6939,"prev_day_close":21.0999994277954},{"option":"SPXW260318C06300000","bid":587.5,"bid_size":3.0,"ask":594.9,"ask_size":2.0,"iv":0.2614,"open_interest":0.0,"volume":0.0,"delta":0.8913,"gamma":0.0004,"vega":3.5632,"theta":-1.4149,"rho":3.9308,"theo":591.15,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.949981689453},{"option":"SPXW260318P06300000","bid":25.5,"bid_size":28.0,"ask":26.3,"ask_size":28.0,"iv":0.2609,"open_interest":51.0,"volume":16.0,"delta":-0.1087,"gamma":0.0004,"vega":3.5632,"theta":-1.6398,"rho":-0.5432,"theo":26.0157,"change":-4.8,"open":23.85,"high":24.3,"low":18.09,"tick":"down","last_trade_price":21.4,"last_trade_time":"2026-02-18T15:50:49","percent_change":-18.3206,"prev_day_close":22.5499992370605},{"option":"SPXW260318C06325000","bid":564.2,"bid_size":4.0,"ask":572.0,"ask_size":2.0,"iv":0.2573,"open_interest":0.0,"volume":0.0,"delta":0.8838,"gamma":0.0004,"vega":3.7319,"theta":-1.4821,"rho":3.9112,"theo":568.038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":585.25},{"option":"SPXW260318P06325000","bid":27.3,"bid_size":27.0,"ask":28.1,"ask_size":27.0,"iv":0.2572,"open_interest":57.0,"volume":53.0,"delta":-0.1162,"gamma":0.0004,"vega":3.7319,"theta":-1.6971,"rho":-0.5805,"theo":27.8289,"change":-4.14,"open":19.97,"high":24.13,"low":19.75,"tick":"down","last_trade_price":23.86,"last_trade_time":"2026-02-18T16:02:41","percent_change":-14.7857,"prev_day_close":24.1499996185303},{"option":"SPXW260318C06350000","bid":541.2,"bid_size":2.0,"ask":548.5,"ask_size":3.0,"iv":0.2533,"open_interest":0.0,"volume":0.0,"delta":0.8758,"gamma":0.0004,"vega":3.9087,"theta":-1.55,"rho":3.8888,"theo":545.0628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":562.149993896484},{"option":"SPXW260318P06350000","bid":29.2,"bid_size":26.0,"ask":30.0,"ask_size":15.0,"iv":0.2535,"open_interest":40.0,"volume":38.0,"delta":-0.1242,"gamma":0.0004,"vega":3.9087,"theta":-1.755,"rho":-0.6206,"theo":29.779,"change":-7.9,"open":21.76,"high":22.0,"low":21.46,"tick":"up","last_trade_price":22.0,"last_trade_time":"2026-02-18T11:20:29","percent_change":-26.4214,"prev_day_close":25.8500003814697},{"option":"SPXW260318C06375000","bid":518.5,"bid_size":2.0,"ask":526.2,"ask_size":4.0,"iv":0.2498,"open_interest":3.0,"volume":3.0,"delta":0.8672,"gamma":0.0005,"vega":4.0934,"theta":-1.6181,"rho":3.8628,"theo":522.2353,"change":42.59,"open":560.14,"high":560.14,"low":560.14,"tick":"up","last_trade_price":560.14,"last_trade_time":"2026-02-18T11:30:13","percent_change":8.22915,"prev_day_close":539.099975585938},{"option":"SPXW260318P06375000","bid":31.3,"bid_size":24.0,"ask":32.1,"ask_size":14.0,"iv":0.2498,"open_interest":14.0,"volume":9.0,"delta":-0.1328,"gamma":0.0005,"vega":4.0934,"theta":-1.8133,"rho":-0.6644,"theo":31.8767,"change":-6.05,"open":30.7,"high":30.7,"low":25.9,"tick":"down","last_trade_price":25.9,"last_trade_time":"2026-02-18T10:00:29","percent_change":-18.9358,"prev_day_close":27.6499996185303},{"option":"SPXW260318C06400000","bid":495.9,"bid_size":3.0,"ask":503.2,"ask_size":3.0,"iv":0.2464,"open_interest":0.0,"volume":0.0,"delta":0.858,"gamma":0.0005,"vega":4.2818,"theta":-1.6863,"rho":3.8336,"theo":499.5668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":516.049987792969},{"option":"SPXW260318P06400000","bid":33.5,"bid_size":23.0,"ask":34.4,"ask_size":23.0,"iv":0.246,"open_interest":85.0,"volume":60.0,"delta":-0.142,"gamma":0.0005,"vega":4.2818,"theta":-1.8716,"rho":-0.7114,"theo":34.1334,"change":-6.19,"open":32.65,"high":32.76,"low":23.83,"tick":"down","last_trade_price":28.01,"last_trade_time":"2026-02-18T15:55:29","percent_change":-18.0994,"prev_day_close":29.6499996185303},{"option":"SPXW260318C06425000","bid":473.3,"bid_size":2.0,"ask":480.3,"ask_size":3.0,"iv":0.2419,"open_interest":0.0,"volume":0.0,"delta":0.8481,"gamma":0.0005,"vega":4.4725,"theta":-1.7542,"rho":3.8019,"theo":477.0656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":493.150009155273},{"option":"SPXW260318P06425000","bid":36.0,"bid_size":10.0,"ask":36.8,"ask_size":12.0,"iv":0.2424,"open_interest":62.0,"volume":50.0,"delta":-0.1519,"gamma":0.0005,"vega":4.4725,"theta":-1.9295,"rho":-0.7608,"theo":36.5575,"change":-6.58,"open":35.0,"high":35.06,"low":26.28,"tick":"down","last_trade_price":30.02,"last_trade_time":"2026-02-18T15:55:29","percent_change":-17.9781,"prev_day_close":31.75},{"option":"SPXW260318C06450000","bid":451.1,"bid_size":3.0,"ask":458.2,"ask_size":3.0,"iv":0.2387,"open_interest":0.0,"volume":0.0,"delta":0.8376,"gamma":0.0006,"vega":4.6688,"theta":-1.8213,"rho":3.767,"theo":454.74,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":469.850006103516},{"option":"SPXW260318P06450000","bid":38.6,"bid_size":21.0,"ask":39.5,"ask_size":20.0,"iv":0.2386,"open_interest":396.0,"volume":355.0,"delta":-0.1624,"gamma":0.0006,"vega":4.6688,"theta":-1.9867,"rho":-0.8134,"theo":39.1571,"change":-2.08,"open":33.15,"high":37.22,"low":27.8,"tick":"up","last_trade_price":37.22,"last_trade_time":"2026-02-18T15:15:28","percent_change":-5.29262,"prev_day_close":34.1500015258789},{"option":"SPXW260318C06475000","bid":428.8,"bid_size":2.0,"ask":435.7,"ask_size":4.0,"iv":0.2342,"open_interest":3.0,"volume":3.0,"delta":0.8263,"gamma":0.0006,"vega":4.8723,"theta":-1.8872,"rho":3.7275,"theo":432.6034,"change":40.14,"open":468.04,"high":468.04,"low":468.04,"tick":"up","last_trade_price":468.04,"last_trade_time":"2026-02-18T11:30:13","percent_change":9.3807,"prev_day_close":447.400009155273},{"option":"SPXW260318P06475000","bid":41.4,"bid_size":20.0,"ask":42.3,"ask_size":20.0,"iv":0.2349,"open_interest":48.0,"volume":20.0,"delta":-0.1737,"gamma":0.0006,"vega":4.8723,"theta":-2.0427,"rho":-0.8706,"theo":41.9457,"change":-6.88,"open":34.35,"high":38.67,"low":30.3,"tick":"up","last_trade_price":35.17,"last_trade_time":"2026-02-18T15:59:08","percent_change":-16.3615,"prev_day_close":36.6000003814697},{"option":"SPXW260318C06500000","bid":407.0,"bid_size":4.0,"ask":413.7,"ask_size":4.0,"iv":0.2306,"open_interest":2.0,"volume":0.0,"delta":0.8142,"gamma":0.0006,"vega":5.0782,"theta":-1.9515,"rho":3.6837,"theo":410.6724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":416.94,"last_trade_time":"2026-02-17T14:33:44","percent_change":0.0,"prev_day_close":425.25},{"option":"SPXW260318P06500000","bid":44.4,"bid_size":20.0,"ask":45.3,"ask_size":11.0,"iv":0.231,"open_interest":220.0,"volume":79.0,"delta":-0.1858,"gamma":0.0006,"vega":5.0782,"theta":-2.097,"rho":-0.9323,"theo":44.94,"change":-4.65,"open":36.9,"high":41.43,"low":33.04,"tick":"down","last_trade_price":40.4,"last_trade_time":"2026-02-18T15:04:18","percent_change":-10.3219,"prev_day_close":39.2999992370606},{"option":"SPXW260318C06525000","bid":385.3,"bid_size":5.0,"ask":392.0,"ask_size":4.0,"iv":0.2267,"open_interest":0.0,"volume":0.0,"delta":0.8014,"gamma":0.0006,"vega":5.2833,"theta":-2.0136,"rho":3.6367,"theo":388.9604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":403.149993896484},{"option":"SPXW260318P06525000","bid":47.6,"bid_size":19.0,"ask":48.6,"ask_size":19.0,"iv":0.2272,"open_interest":33.0,"volume":26.0,"delta":-0.1986,"gamma":0.0006,"vega":5.2833,"theta":-2.1492,"rho":-0.997,"theo":48.1532,"change":-9.07,"open":45.7,"high":45.7,"low":39.28,"tick":"down","last_trade_price":39.28,"last_trade_time":"2026-02-18T13:57:29","percent_change":-18.759,"prev_day_close":42.2000007629394},{"option":"SPXW260318C06550000","bid":363.9,"bid_size":4.0,"ask":370.5,"ask_size":4.0,"iv":0.2228,"open_interest":0.0,"volume":0.0,"delta":0.7876,"gamma":0.0007,"vega":5.491,"theta":-2.073,"rho":3.5856,"theo":367.4796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":381.350006103516},{"option":"SPXW260318P06550000","bid":51.1,"bid_size":18.0,"ask":52.0,"ask_size":10.0,"iv":0.2234,"open_interest":202.0,"volume":194.0,"delta":-0.2124,"gamma":0.0007,"vega":5.491,"theta":-2.1988,"rho":-1.0658,"theo":51.5976,"change":-7.0,"open":48.58,"high":48.58,"low":37.99,"tick":"up","last_trade_price":44.85,"last_trade_time":"2026-02-18T16:03:29","percent_change":-13.5005,"prev_day_close":45.2999992370606},{"option":"SPXW260318C06575000","bid":342.9,"bid_size":4.0,"ask":349.2,"ask_size":4.0,"iv":0.219,"open_interest":0.0,"volume":0.0,"delta":0.773,"gamma":0.0007,"vega":5.7027,"theta":-2.1292,"rho":3.5285,"theo":346.2507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":359.800003051758},{"option":"SPXW260318P06575000","bid":54.8,"bid_size":18.0,"ask":55.8,"ask_size":10.0,"iv":0.2194,"open_interest":130.0,"volume":93.0,"delta":-0.227,"gamma":0.0007,"vega":5.7027,"theta":-2.245,"rho":-1.1407,"theo":55.294,"change":-7.9,"open":43.17,"high":47.75,"low":41.12,"tick":"up","last_trade_price":47.75,"last_trade_time":"2026-02-18T16:00:07","percent_change":-14.1959,"prev_day_close":48.7000007629394},{"option":"SPXW260318C06600000","bid":321.8,"bid_size":4.0,"ask":328.7,"ask_size":4.0,"iv":0.2153,"open_interest":0.0,"volume":0.0,"delta":0.7573,"gamma":0.0008,"vega":5.9119,"theta":-2.1815,"rho":3.4661,"theo":325.2983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":338.449996948242},{"option":"SPXW260318P06600000","bid":58.9,"bid_size":8.0,"ask":59.8,"ask_size":10.0,"iv":0.2155,"open_interest":638.0,"volume":568.0,"delta":-0.2427,"gamma":0.0008,"vega":5.9119,"theta":-2.2874,"rho":-1.2208,"theo":59.2668,"change":-10.35,"open":55.67,"high":55.67,"low":42.71,"tick":"up","last_trade_price":49.4,"last_trade_time":"2026-02-18T15:54:02","percent_change":-17.3222,"prev_day_close":52.2999992370606},{"option":"SPXW260318C06620000","bid":305.3,"bid_size":4.0,"ask":312.2,"ask_size":4.0,"iv":0.2121,"open_interest":0.0,"volume":0.0,"delta":0.744,"gamma":0.0008,"vega":6.0753,"theta":-2.2201,"rho":3.4135,"theo":308.7477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06620000","bid":62.3,"bid_size":8.0,"ask":63.4,"ask_size":8.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":-0.256,"gamma":0.0008,"vega":6.0753,"theta":-2.318,"rho":-1.2876,"theo":62.6564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06625000","bid":301.5,"bid_size":4.0,"ask":308.0,"ask_size":4.0,"iv":0.2114,"open_interest":0.0,"volume":0.0,"delta":0.7405,"gamma":0.0008,"vega":6.116,"theta":-2.2293,"rho":3.3998,"theo":304.6406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.600006103516},{"option":"SPXW260318P06625000","bid":63.2,"bid_size":8.0,"ask":64.1,"ask_size":9.0,"iv":0.2114,"open_interest":16.0,"volume":8.0,"delta":-0.2595,"gamma":0.0008,"vega":6.116,"theta":-2.3252,"rho":-1.3048,"theo":63.5343,"change":-16.39,"open":58.7,"high":58.7,"low":47.76,"tick":"down","last_trade_price":47.76,"last_trade_time":"2026-02-18T11:44:11","percent_change":-25.5495,"prev_day_close":56.2000007629394},{"option":"SPXW260318C06630000","bid":297.5,"bid_size":4.0,"ask":303.9,"ask_size":4.0,"iv":0.2107,"open_interest":0.0,"volume":0.0,"delta":0.737,"gamma":0.0008,"vega":6.1566,"theta":-2.2382,"rho":3.3859,"theo":300.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06630000","bid":64.0,"bid_size":8.0,"ask":65.2,"ask_size":7.0,"iv":0.2107,"open_interest":0.0,"volume":0.0,"delta":-0.263,"gamma":0.0008,"vega":6.1566,"theta":-2.3322,"rho":-1.3222,"theo":64.4248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06640000","bid":289.0,"bid_size":4.0,"ask":295.8,"ask_size":4.0,"iv":0.2088,"open_interest":0.0,"volume":0.0,"delta":0.7299,"gamma":0.0008,"vega":6.2378,"theta":-2.2554,"rho":3.3572,"theo":292.3957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06640000","bid":65.9,"bid_size":8.0,"ask":67.0,"ask_size":7.0,"iv":0.2092,"open_interest":0.0,"volume":0.0,"delta":-0.27,"gamma":0.0008,"vega":6.2378,"theta":-2.3454,"rho":-1.3581,"theo":66.2445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06650000","bid":281.0,"bid_size":4.0,"ask":287.3,"ask_size":4.0,"iv":0.2069,"open_interest":9.0,"volume":0.0,"delta":0.7226,"gamma":0.0009,"vega":6.319,"theta":-2.2717,"rho":3.3272,"theo":284.2989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":297.0,"last_trade_time":"2026-02-13T10:34:27","percent_change":0.0,"prev_day_close":297.0},{"option":"SPXW260318P06650000","bid":67.8,"bid_size":8.0,"ask":68.7,"ask_size":9.0,"iv":0.2073,"open_interest":20.0,"volume":4.0,"delta":-0.2773,"gamma":0.0009,"vega":6.319,"theta":-2.3577,"rho":-1.3952,"theo":68.1179,"change":-17.05,"open":52.45,"high":53.59,"low":51.8,"tick":"down","last_trade_price":51.8,"last_trade_time":"2026-02-18T12:17:24","percent_change":-24.764,"prev_day_close":60.3999996185303},{"option":"SPXW260318C06660000","bid":273.0,"bid_size":4.0,"ask":279.1,"ask_size":4.0,"iv":0.2051,"open_interest":0.0,"volume":0.0,"delta":0.7152,"gamma":0.0009,"vega":6.3994,"theta":-2.287,"rho":3.2958,"theo":276.2582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06660000","bid":69.7,"bid_size":7.0,"ask":70.8,"ask_size":7.0,"iv":0.2058,"open_interest":0.0,"volume":0.0,"delta":-0.2848,"gamma":0.0009,"vega":6.3994,"theta":-2.369,"rho":-1.4336,"theo":70.0472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06670000","bid":265.5,"bid_size":4.0,"ask":271.5,"ask_size":4.0,"iv":0.2041,"open_interest":0.0,"volume":0.0,"delta":0.7075,"gamma":0.0009,"vega":6.4785,"theta":-2.3012,"rho":3.2634,"theo":268.2756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06670000","bid":71.7,"bid_size":7.0,"ask":72.8,"ask_size":7.0,"iv":0.2041,"open_interest":0.0,"volume":0.0,"delta":-0.2925,"gamma":0.0009,"vega":6.4785,"theta":-2.3793,"rho":-1.4732,"theo":72.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06675000","bid":261.6,"bid_size":4.0,"ask":267.6,"ask_size":4.0,"iv":0.2034,"open_interest":0.0,"volume":0.0,"delta":0.7036,"gamma":0.0009,"vega":6.5174,"theta":-2.3079,"rho":3.2469,"theo":264.3067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":276.649993896484},{"option":"SPXW260318P06675000","bid":72.7,"bid_size":7.0,"ask":73.6,"ask_size":9.0,"iv":0.203,"open_interest":8.0,"volume":2.0,"delta":-0.2964,"gamma":0.0009,"vega":6.5174,"theta":-2.384,"rho":-1.4932,"theo":73.0508,"change":-5.83,"open":63.19,"high":68.07,"low":63.19,"tick":"up","last_trade_price":68.07,"last_trade_time":"2026-02-18T14:45:08","percent_change":-7.88904,"prev_day_close":64.8999977111816},{"option":"SPXW260318C06680000","bid":257.2,"bid_size":4.0,"ask":263.1,"ask_size":4.0,"iv":0.2017,"open_interest":0.0,"volume":0.0,"delta":0.6996,"gamma":0.0009,"vega":6.5556,"theta":-2.3143,"rho":3.2302,"theo":260.3529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06680000","bid":73.8,"bid_size":7.0,"ask":74.9,"ask_size":7.0,"iv":0.2025,"open_interest":0.0,"volume":0.0,"delta":-0.3004,"gamma":0.0009,"vega":6.5556,"theta":-2.3885,"rho":-1.5135,"theo":74.0821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06690000","bid":249.4,"bid_size":4.0,"ask":255.2,"ask_size":4.0,"iv":0.2001,"open_interest":0.0,"volume":0.0,"delta":0.6915,"gamma":0.0009,"vega":6.6306,"theta":-2.3263,"rho":3.1964,"theo":252.4912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P06690000","bid":75.9,"bid_size":7.0,"ask":77.1,"ask_size":8.0,"iv":0.2008,"open_interest":0.0,"volume":0.0,"delta":-0.3085,"gamma":0.0009,"vega":6.6306,"theta":-2.3965,"rho":-1.5544,"theo":76.1905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C06700000","bid":244.1,"bid_size":1.0,"ask":245.4,"ask_size":1.0,"iv":0.1987,"open_interest":0.0,"volume":0.0,"delta":0.6832,"gamma":0.001,"vega":6.7036,"theta":-2.337,"rho":3.1618,"theo":244.6917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":256.699996948242},{"option":"SPXW260318P06700000","bid":78.0,"bid_size":7.0,"ask":78.9,"ask_size":8.0,"iv":0.1988,"open_interest":69.0,"volume":38.0,"delta":-0.3168,"gamma":0.001,"vega":6.7036,"theta":-2.4032,"rho":-1.5961,"theo":78.3611,"change":-3.62,"open":76.66,"high":76.66,"low":58.71,"tick":"up","last_trade_price":72.3,"last_trade_time":"2026-02-18T15:31:54","percent_change":-5.18625,"prev_day_close":69.7999992370606},{"option":"SPXW260318C06710000","bid":236.4,"bid_size":1.0,"ask":237.7,"ask_size":1.0,"iv":0.197,"open_interest":0.0,"volume":0.0,"delta":0.6747,"gamma":0.001,"vega":6.7751,"theta":-2.3465,"rho":3.1262,"theo":236.9563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.0,"last_trade_time":"2026-02-17T13:30:08","percent_change":0.0,"prev_day_close":248.800003051758},{"option":"SPXW260318P06710000","bid":80.3,"bid_size":7.0,"ask":81.1,"ask_size":8.0,"iv":0.1971,"open_interest":9.0,"volume":0.0,"delta":-0.3253,"gamma":0.001,"vega":6.7751,"theta":-2.4087,"rho":-1.6388,"theo":80.5958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":89.5,"last_trade_time":"2026-02-17T11:11:34","percent_change":0.0,"prev_day_close":71.7999992370606},{"option":"SPXW260318C06720000","bid":228.7,"bid_size":1.0,"ask":230.0,"ask_size":1.0,"iv":0.1952,"open_interest":0.0,"volume":0.0,"delta":0.666,"gamma":0.001,"vega":6.8452,"theta":-2.3546,"rho":3.0891,"theo":229.2871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":240.75},{"option":"SPXW260318P06720000","bid":82.5,"bid_size":7.0,"ask":83.4,"ask_size":8.0,"iv":0.1953,"open_interest":10.0,"volume":3.0,"delta":-0.334,"gamma":0.001,"vega":6.8452,"theta":-2.4129,"rho":-1.683,"theo":82.8966,"change":-4.29,"open":71.67,"high":79.76,"low":71.67,"tick":"no_change","last_trade_price":79.76,"last_trade_time":"2026-02-18T15:28:03","percent_change":-5.10411,"prev_day_close":73.8999977111816},{"option":"SPXW260318C06725000","bid":224.9,"bid_size":1.0,"ask":226.2,"ask_size":1.0,"iv":0.1941,"open_interest":0.0,"volume":0.0,"delta":0.6615,"gamma":0.001,"vega":6.8798,"theta":-2.3582,"rho":3.07,"theo":225.4782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.799995422363},{"option":"SPXW260318P06725000","bid":83.7,"bid_size":6.0,"ask":84.6,"ask_size":8.0,"iv":0.1945,"open_interest":11.0,"volume":0.0,"delta":-0.3385,"gamma":0.001,"vega":6.8798,"theta":-2.4144,"rho":-1.7057,"theo":84.0729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":89.89,"last_trade_time":"2026-02-17T11:13:50","percent_change":0.0,"prev_day_close":74.9500007629394},{"option":"SPXW260318C06730000","bid":221.1,"bid_size":1.0,"ask":222.4,"ask_size":1.0,"iv":0.1935,"open_interest":0.0,"volume":0.0,"delta":0.657,"gamma":0.001,"vega":6.9138,"theta":-2.3613,"rho":3.0504,"theo":221.6871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":234.200004577637},{"option":"SPXW260318P06730000","bid":84.9,"bid_size":6.0,"ask":85.8,"ask_size":8.0,"iv":0.1936,"open_interest":3.0,"volume":0.0,"delta":-0.343,"gamma":0.001,"vega":6.9138,"theta":-2.4156,"rho":-1.7288,"theo":85.2667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.6,"last_trade_time":"2026-02-17T10:14:51","percent_change":0.0,"prev_day_close":76.0499992370606},{"option":"SPXW260318C06740000","bid":213.6,"bid_size":2.0,"ask":214.7,"ask_size":2.0,"iv":0.1918,"open_interest":0.0,"volume":0.0,"delta":0.6478,"gamma":0.001,"vega":6.9802,"theta":-2.3664,"rho":3.0101,"theo":214.1593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":225.200004577637},{"option":"SPXW260318P06740000","bid":87.4,"bid_size":6.0,"ask":88.2,"ask_size":7.0,"iv":0.1918,"open_interest":1.0,"volume":0.0,"delta":-0.3522,"gamma":0.001,"vega":6.9802,"theta":-2.4168,"rho":-1.7762,"theo":87.7091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.24,"last_trade_time":"2026-02-17T10:19:39","percent_change":0.0,"prev_day_close":78.25},{"option":"SPXW260318C06750000","bid":206.2,"bid_size":5.0,"ask":207.3,"ask_size":2.0,"iv":0.1901,"open_interest":0.0,"volume":0.0,"delta":0.6384,"gamma":0.001,"vega":7.0436,"theta":-2.37,"rho":2.9687,"theo":206.7063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":217.450004577637},{"option":"SPXW260318P06750000","bid":89.9,"bid_size":6.0,"ask":90.7,"ask_size":7.0,"iv":0.19,"open_interest":33.0,"volume":19.0,"delta":-0.3616,"gamma":0.001,"vega":7.0436,"theta":-2.4163,"rho":-1.8247,"theo":90.2261,"change":-15.3,"open":78.73,"high":86.84,"low":68.6,"tick":"down","last_trade_price":76.3,"last_trade_time":"2026-02-18T15:54:22","percent_change":-16.7031,"prev_day_close":80.5499992370606},{"option":"SPXW260318C06760000","bid":198.8,"bid_size":5.0,"ask":199.9,"ask_size":2.0,"iv":0.1882,"open_interest":0.0,"volume":0.0,"delta":0.6287,"gamma":0.0011,"vega":7.1033,"theta":-2.3718,"rho":2.9265,"theo":199.3297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.900001525879},{"option":"SPXW260318P06760000","bid":92.4,"bid_size":6.0,"ask":93.3,"ask_size":7.0,"iv":0.1883,"open_interest":1.0,"volume":1.0,"delta":-0.3713,"gamma":0.0011,"vega":7.1033,"theta":-2.4142,"rho":-1.8739,"theo":92.8197,"change":-8.12,"open":86.18,"high":86.18,"low":86.18,"tick":"down","last_trade_price":86.18,"last_trade_time":"2026-02-18T09:43:14","percent_change":-8.61082,"prev_day_close":82.9500007629394},{"option":"SPXW260318C06770000","bid":191.5,"bid_size":5.0,"ask":192.6,"ask_size":2.0,"iv":0.1863,"open_interest":0.0,"volume":0.0,"delta":0.6188,"gamma":0.0011,"vega":7.1594,"theta":-2.372,"rho":2.8837,"theo":192.031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":202.349998474121},{"option":"SPXW260318P06770000","bid":95.0,"bid_size":6.0,"ask":95.9,"ask_size":7.0,"iv":0.1864,"open_interest":6.0,"volume":0.0,"delta":-0.3812,"gamma":0.0011,"vega":7.1594,"theta":-2.4104,"rho":-1.9239,"theo":95.491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":101.6,"last_trade_time":"2026-02-13T15:01:52","percent_change":0.0,"prev_day_close":85.3999977111816},{"option":"SPXW260318C06775000","bid":187.9,"bid_size":5.0,"ask":188.9,"ask_size":2.0,"iv":0.1854,"open_interest":2.0,"volume":2.0,"delta":0.6137,"gamma":0.0011,"vega":7.1861,"theta":-2.3714,"rho":2.8619,"theo":188.4112,"change":30.3,"open":212.0,"high":215.0,"low":212.0,"tick":"up","last_trade_price":215.0,"last_trade_time":"2026-02-18T12:05:12","percent_change":16.405,"prev_day_close":198.700004577637},{"option":"SPXW260318P06775000","bid":96.4,"bid_size":6.0,"ask":97.3,"ask_size":6.0,"iv":0.1855,"open_interest":42.0,"volume":28.0,"delta":-0.3863,"gamma":0.0011,"vega":7.1861,"theta":-2.4078,"rho":-1.9492,"theo":96.8563,"change":-9.59,"open":88.86,"high":88.86,"low":88.86,"tick":"down","last_trade_price":88.86,"last_trade_time":"2026-02-18T15:34:47","percent_change":-9.74099,"prev_day_close":86.6500015258789},{"option":"SPXW260318C06780000","bid":184.3,"bid_size":5.0,"ask":185.3,"ask_size":2.0,"iv":0.1846,"open_interest":84.0,"volume":0.0,"delta":0.6086,"gamma":0.0011,"vega":7.212,"theta":-2.3703,"rho":2.8398,"theo":184.8117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.06,"last_trade_time":"2026-02-17T11:52:15","percent_change":0.0,"prev_day_close":194.950004577637},{"option":"SPXW260318P06780000","bid":97.8,"bid_size":6.0,"ask":98.7,"ask_size":6.0,"iv":0.1847,"open_interest":2.0,"volume":0.0,"delta":-0.3914,"gamma":0.0011,"vega":7.212,"theta":-2.4048,"rho":-1.9749,"theo":98.2418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.7,"last_trade_time":"2026-02-13T14:15:08","percent_change":0.0,"prev_day_close":87.9500007629394},{"option":"SPXW260318C06790000","bid":177.1,"bid_size":6.0,"ask":178.2,"ask_size":2.0,"iv":0.1829,"open_interest":8.0,"volume":0.0,"delta":0.5982,"gamma":0.0011,"vega":7.2613,"theta":-2.3668,"rho":2.7942,"theo":177.6747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.7,"last_trade_time":"2026-02-13T12:32:56","percent_change":0.0,"prev_day_close":187.549995422363},{"option":"SPXW260318P06790000","bid":100.6,"bid_size":6.0,"ask":101.5,"ask_size":6.0,"iv":0.1827,"open_interest":1.0,"volume":0.0,"delta":-0.4018,"gamma":0.0011,"vega":7.2613,"theta":-2.3972,"rho":-2.0276,"theo":101.0749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.54,"last_trade_time":"2026-02-13T10:21:15","percent_change":0.0,"prev_day_close":90.5499992370606},{"option":"SPXW260318C06800000","bid":170.1,"bid_size":6.0,"ask":171.2,"ask_size":2.0,"iv":0.1809,"open_interest":57.0,"volume":13.0,"delta":0.5875,"gamma":0.0011,"vega":7.3071,"theta":-2.3612,"rho":2.7466,"theo":170.6237,"change":27.0,"open":185.0,"high":194.2,"low":185.0,"tick":"up","last_trade_price":194.2,"last_trade_time":"2026-02-18T10:20:57","percent_change":16.1483,"prev_day_close":180.25},{"option":"SPXW260318P06800000","bid":103.5,"bid_size":5.0,"ask":104.4,"ask_size":6.0,"iv":0.1809,"open_interest":28.0,"volume":13.0,"delta":-0.4125,"gamma":0.0011,"vega":7.3071,"theta":-2.3877,"rho":-2.0823,"theo":103.994,"change":-4.62,"open":82.35,"high":100.27,"low":81.44,"tick":"no_change","last_trade_price":100.27,"last_trade_time":"2026-02-18T15:28:03","percent_change":-4.95442,"prev_day_close":93.25},{"option":"SPXW260318C06810000","bid":163.2,"bid_size":6.0,"ask":164.1,"ask_size":2.0,"iv":0.1791,"open_interest":6.0,"volume":0.0,"delta":0.5766,"gamma":0.0012,"vega":7.3486,"theta":-2.3535,"rho":2.6972,"theo":163.6626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.48,"last_trade_time":"2026-02-17T15:56:36","percent_change":0.0,"prev_day_close":173.049995422363},{"option":"SPXW260318P06810000","bid":106.5,"bid_size":5.0,"ask":107.4,"ask_size":6.0,"iv":0.1791,"open_interest":26.0,"volume":9.0,"delta":-0.4234,"gamma":0.0012,"vega":7.3486,"theta":-2.3761,"rho":-2.1387,"theo":107.003,"change":-4.65,"open":92.4,"high":104.3,"low":90.9,"tick":"up","last_trade_price":104.3,"last_trade_time":"2026-02-18T15:16:38","percent_change":-4.26801,"prev_day_close":95.9500007629394},{"option":"SPXW260318C06820000","bid":156.2,"bid_size":6.0,"ask":157.2,"ask_size":2.0,"iv":0.1771,"open_interest":1.0,"volume":0.0,"delta":0.5654,"gamma":0.0012,"vega":7.385,"theta":-2.3437,"rho":2.6467,"theo":156.7946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":154.18,"last_trade_time":"2026-02-17T15:44:49","percent_change":0.0,"prev_day_close":165.950004577637},{"option":"SPXW260318P06820000","bid":109.5,"bid_size":5.0,"ask":110.5,"ask_size":6.0,"iv":0.1772,"open_interest":0.0,"volume":0.0,"delta":-0.4346,"gamma":0.0012,"vega":7.385,"theta":-2.3623,"rho":-2.1963,"theo":110.1051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":98.8499984741211},{"option":"SPXW260318C06825000","bid":152.8,"bid_size":6.0,"ask":153.8,"ask_size":2.0,"iv":0.1762,"open_interest":5.0,"volume":5.0,"delta":0.5597,"gamma":0.0012,"vega":7.4012,"theta":-2.3379,"rho":2.6212,"theo":153.3962,"change":11.53,"open":161.78,"high":161.78,"low":161.78,"tick":"up","last_trade_price":161.78,"last_trade_time":"2026-02-18T15:45:13","percent_change":7.67388,"prev_day_close":162.450004577637},{"option":"SPXW260318P06825000","bid":111.1,"bid_size":5.0,"ask":112.1,"ask_size":6.0,"iv":0.1762,"open_interest":35.0,"volume":2.0,"delta":-0.4403,"gamma":0.0012,"vega":7.4012,"theta":-2.3545,"rho":-2.2253,"theo":111.6917,"change":-25.69,"open":88.11,"high":88.11,"low":88.11,"tick":"down","last_trade_price":88.11,"last_trade_time":"2026-02-18T11:51:33","percent_change":-22.5747,"prev_day_close":100.299999237061},{"option":"SPXW260318C06830000","bid":149.4,"bid_size":6.0,"ask":150.5,"ask_size":2.0,"iv":0.1753,"open_interest":5.0,"volume":5.0,"delta":0.5539,"gamma":0.0012,"vega":7.416,"theta":-2.3316,"rho":2.5956,"theo":150.0217,"change":11.38,"open":158.28,"high":158.28,"low":158.28,"tick":"up","last_trade_price":158.28,"last_trade_time":"2026-02-18T15:45:13","percent_change":7.74677,"prev_day_close":158.950004577637},{"option":"SPXW260318P06830000","bid":112.7,"bid_size":5.0,"ask":113.7,"ask_size":6.0,"iv":0.1752,"open_interest":10.0,"volume":10.0,"delta":-0.4461,"gamma":0.0012,"vega":7.416,"theta":-2.3462,"rho":-2.2545,"theo":113.3023,"change":8.2,"open":90.1,"high":108.6,"low":87.2,"tick":"up","last_trade_price":101.2,"last_trade_time":"2026-02-18T16:06:53","percent_change":8.05501,"prev_day_close":101.799999237061},{"option":"SPXW260318C06840000","bid":142.7,"bid_size":6.0,"ask":143.8,"ask_size":2.0,"iv":0.1734,"open_interest":1.0,"volume":1.0,"delta":0.5422,"gamma":0.0012,"vega":7.4414,"theta":-2.3172,"rho":2.5436,"theo":143.346,"change":22.9,"open":163.3,"high":163.3,"low":163.3,"tick":"up","last_trade_price":163.3,"last_trade_time":"2026-02-18T12:45:22","percent_change":16.3105,"prev_day_close":152.049995422363},{"option":"SPXW260318P06840000","bid":115.8,"bid_size":6.0,"ask":117.0,"ask_size":6.0,"iv":0.1732,"open_interest":14.0,"volume":2.0,"delta":-0.4578,"gamma":0.0012,"vega":7.4414,"theta":-2.3278,"rho":-2.3136,"theo":116.5967,"change":-27.1,"open":92.9,"high":92.9,"low":91.8,"tick":"down","last_trade_price":91.8,"last_trade_time":"2026-02-18T12:45:22","percent_change":-22.7923,"prev_day_close":104.849998474121},{"option":"SPXW260318C06850000","bid":136.1,"bid_size":6.0,"ask":137.2,"ask_size":2.0,"iv":0.1714,"open_interest":13.0,"volume":1.0,"delta":0.5302,"gamma":0.0012,"vega":7.4611,"theta":-2.3004,"rho":2.49,"theo":136.7707,"change":11.01,"open":144.96,"high":144.96,"low":144.96,"tick":"up","last_trade_price":144.96,"last_trade_time":"2026-02-18T15:45:06","percent_change":8.21948,"prev_day_close":145.299995422363},{"option":"SPXW260318P06850000","bid":119.2,"bid_size":6.0,"ask":120.4,"ask_size":6.0,"iv":0.1713,"open_interest":23.0,"volume":6.0,"delta":-0.4698,"gamma":0.0012,"vega":7.4611,"theta":-2.307,"rho":-2.3743,"theo":119.9914,"change":-24.9,"open":95.55,"high":97.6,"low":95.55,"tick":"up","last_trade_price":97.6,"last_trade_time":"2026-02-18T11:55:28","percent_change":-20.3265,"prev_day_close":108.0},{"option":"SPXW260318C06860000","bid":129.8,"bid_size":7.0,"ask":130.7,"ask_size":2.0,"iv":0.1695,"open_interest":14.0,"volume":8.0,"delta":0.5179,"gamma":0.0012,"vega":7.4746,"theta":-2.2811,"rho":2.4342,"theo":130.3009,"change":14.76,"open":136.05,"high":142.36,"low":134.2,"tick":"up","last_trade_price":142.36,"last_trade_time":"2026-02-18T16:00:03","percent_change":11.5674,"prev_day_close":138.5},{"option":"SPXW260318P06860000","bid":122.7,"bid_size":6.0,"ask":123.9,"ask_size":6.0,"iv":0.1693,"open_interest":16.0,"volume":7.0,"delta":-0.4821,"gamma":0.0012,"vega":7.4746,"theta":-2.2838,"rho":-2.4372,"theo":123.4917,"change":-17.29,"open":115.7,"high":118.55,"low":98.55,"tick":"down","last_trade_price":108.81,"last_trade_time":"2026-02-18T16:00:03","percent_change":-13.7113,"prev_day_close":111.25},{"option":"SPXW260318C06870000","bid":123.4,"bid_size":7.0,"ask":124.5,"ask_size":2.0,"iv":0.1677,"open_interest":12.0,"volume":4.0,"delta":0.5053,"gamma":0.0013,"vega":7.4814,"theta":-2.2592,"rho":2.3763,"theo":123.9426,"change":2.6,"open":129.3,"high":129.5,"low":124.0,"tick":"down","last_trade_price":124.0,"last_trade_time":"2026-02-18T09:51:09","percent_change":2.14168,"prev_day_close":131.900001525879},{"option":"SPXW260318P06870000","bid":126.3,"bid_size":6.0,"ask":127.5,"ask_size":6.0,"iv":0.1675,"open_interest":3.0,"volume":3.0,"delta":-0.4947,"gamma":0.0013,"vega":7.4814,"theta":-2.258,"rho":-2.5022,"theo":127.1035,"change":-13.1,"open":107.6,"high":116.8,"low":107.6,"tick":"up","last_trade_price":116.8,"last_trade_time":"2026-02-18T15:02:32","percent_change":-10.0847,"prev_day_close":114.650001525879},{"option":"SPXW260318C06875000","bid":120.2,"bid_size":7.0,"ask":121.2,"ask_size":6.0,"iv":0.1667,"open_interest":7.0,"volume":0.0,"delta":0.4989,"gamma":0.0013,"vega":7.482,"theta":-2.2473,"rho":2.3469,"theo":120.8069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":138.85,"last_trade_time":"2026-02-12T14:32:10","percent_change":0.0,"prev_day_close":128.650001525879},{"option":"SPXW260318P06875000","bid":128.1,"bid_size":6.0,"ask":129.3,"ask_size":6.0,"iv":0.1666,"open_interest":15.0,"volume":13.0,"delta":-0.501,"gamma":0.0013,"vega":7.482,"theta":-2.244,"rho":-2.5352,"theo":128.9529,"change":-10.6,"open":109.45,"high":121.2,"low":103.6,"tick":"up","last_trade_price":121.2,"last_trade_time":"2026-02-18T15:06:26","percent_change":-8.04249,"prev_day_close":116.450000762939},{"option":"SPXW260318C06880000","bid":117.2,"bid_size":7.0,"ask":118.1,"ask_size":6.0,"iv":0.1657,"open_interest":1.0,"volume":0.0,"delta":0.4925,"gamma":0.0013,"vega":7.4809,"theta":-2.2347,"rho":2.3173,"theo":117.7011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":122.6,"last_trade_time":"2026-02-12T16:11:57","percent_change":0.0,"prev_day_close":125.450000762939},{"option":"SPXW260318P06880000","bid":130.0,"bid_size":6.0,"ask":131.2,"ask_size":6.0,"iv":0.1655,"open_interest":1.0,"volume":0.0,"delta":-0.5075,"gamma":0.0013,"vega":7.4809,"theta":-2.2295,"rho":-2.5684,"theo":130.8321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.19,"last_trade_time":"2026-02-13T14:22:30","percent_change":0.0,"prev_day_close":118.150001525879},{"option":"SPXW260318C06890000","bid":111.1,"bid_size":7.0,"ask":112.0,"ask_size":6.0,"iv":0.1638,"open_interest":35.0,"volume":31.0,"delta":0.4794,"gamma":0.0013,"vega":7.4729,"theta":-2.2075,"rho":2.2577,"theo":111.5804,"change":14.34,"open":132.9,"high":132.9,"low":123.74,"tick":"down","last_trade_price":123.74,"last_trade_time":"2026-02-18T15:59:10","percent_change":13.1079,"prev_day_close":119.099998474121},{"option":"SPXW260318P06890000","bid":133.9,"bid_size":2.0,"ask":135.1,"ask_size":2.0,"iv":0.1633,"open_interest":29.0,"volume":30.0,"delta":-0.5206,"gamma":0.0013,"vega":7.4729,"theta":-2.1983,"rho":-2.635,"theo":134.6816,"change":-20.7,"open":120.18,"high":120.18,"low":106.2,"tick":"up","last_trade_price":117.1,"last_trade_time":"2026-02-18T15:59:02","percent_change":-15.0218,"prev_day_close":121.75},{"option":"SPXW260318C06900000","bid":105.0,"bid_size":7.0,"ask":106.2,"ask_size":6.0,"iv":0.1618,"open_interest":409.0,"volume":403.0,"delta":0.466,"gamma":0.0013,"vega":7.457,"theta":-2.1776,"rho":2.1972,"theo":105.5851,"change":13.82,"open":126.5,"high":126.5,"low":117.42,"tick":"no_change","last_trade_price":117.42,"last_trade_time":"2026-02-18T15:51:56","percent_change":13.3398,"prev_day_close":112.849998474121},{"option":"SPXW260318P06900000","bid":137.9,"bid_size":2.0,"ask":139.1,"ask_size":2.0,"iv":0.1617,"open_interest":429.0,"volume":436.0,"delta":-0.534,"gamma":0.0013,"vega":7.457,"theta":-2.1645,"rho":-2.7026,"theo":138.6563,"change":-21.46,"open":117.45,"high":129.0,"low":107.5,"tick":"no_change","last_trade_price":120.49,"last_trade_time":"2026-02-18T15:51:56","percent_change":-15.118,"prev_day_close":125.5},{"option":"SPXW260318C06910000","bid":99.3,"bid_size":7.0,"ask":100.2,"ask_size":6.0,"iv":0.16,"open_interest":3.0,"volume":2.0,"delta":0.4523,"gamma":0.0013,"vega":7.4323,"theta":-2.1451,"rho":2.1348,"theo":99.7221,"change":20.3,"open":118.2,"high":118.2,"low":118.2,"tick":"up","last_trade_price":118.2,"last_trade_time":"2026-02-18T10:06:32","percent_change":20.7354,"prev_day_close":106.75},{"option":"SPXW260318P06910000","bid":142.0,"bid_size":2.0,"ask":143.2,"ask_size":2.0,"iv":0.1597,"open_interest":5.0,"volume":4.0,"delta":-0.5477,"gamma":0.0013,"vega":7.4323,"theta":-2.1279,"rho":-2.7721,"theo":142.7634,"change":-14.34,"open":115.4,"high":131.86,"low":115.4,"tick":"up","last_trade_price":131.86,"last_trade_time":"2026-02-18T14:49:00","percent_change":-9.80848,"prev_day_close":129.349998474121},{"option":"SPXW260318C06920000","bid":93.6,"bid_size":7.0,"ask":94.5,"ask_size":6.0,"iv":0.158,"open_interest":1.0,"volume":0.0,"delta":0.4384,"gamma":0.0013,"vega":7.398,"theta":-2.1098,"rho":2.0699,"theo":94.0014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.96,"last_trade_time":"2026-02-13T09:40:05","percent_change":0.0,"prev_day_close":100.849998474121},{"option":"SPXW260318P06920000","bid":146.2,"bid_size":2.0,"ask":147.5,"ask_size":2.0,"iv":0.1576,"open_interest":7.0,"volume":0.0,"delta":-0.5616,"gamma":0.0013,"vega":7.398,"theta":-2.0887,"rho":-2.8441,"theo":147.0128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.6,"last_trade_time":"2026-02-12T11:25:02","percent_change":0.0,"prev_day_close":133.400001525879},{"option":"SPXW260318C06925000","bid":90.7,"bid_size":7.0,"ask":91.7,"ask_size":6.0,"iv":0.157,"open_interest":3.0,"volume":2.0,"delta":0.4313,"gamma":0.0013,"vega":7.3772,"theta":-2.0911,"rho":2.0368,"theo":91.1976,"change":19.31,"open":108.96,"high":108.96,"low":108.96,"tick":"down","last_trade_price":108.96,"last_trade_time":"2026-02-18T10:06:32","percent_change":21.5393,"prev_day_close":97.9000015258789},{"option":"SPXW260318P06925000","bid":148.5,"bid_size":2.0,"ask":149.7,"ask_size":2.0,"iv":0.1568,"open_interest":20.0,"volume":2.0,"delta":-0.5687,"gamma":0.0013,"vega":7.3772,"theta":-2.068,"rho":-2.8807,"theo":149.194,"change":-28.97,"open":123.93,"high":123.93,"low":123.93,"tick":"up","last_trade_price":123.93,"last_trade_time":"2026-02-18T13:27:16","percent_change":-18.947,"prev_day_close":135.5},{"option":"SPXW260318C06930000","bid":88.0,"bid_size":7.0,"ask":89.0,"ask_size":6.0,"iv":0.1561,"open_interest":10.0,"volume":10.0,"delta":0.4242,"gamma":0.0013,"vega":7.3539,"theta":-2.0718,"rho":2.0036,"theo":88.433,"change":14.91,"open":101.96,"high":101.96,"low":101.96,"tick":"no_change","last_trade_price":101.96,"last_trade_time":"2026-02-18T10:04:09","percent_change":17.1281,"prev_day_close":95.0},{"option":"SPXW260318P06930000","bid":150.7,"bid_size":2.0,"ask":152.0,"ask_size":2.0,"iv":0.156,"open_interest":3.0,"volume":0.0,"delta":-0.5758,"gamma":0.0013,"vega":7.3539,"theta":-2.0467,"rho":-2.9175,"theo":151.4145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":123.08,"last_trade_time":"2026-02-12T10:54:24","percent_change":0.0,"prev_day_close":137.599998474121},{"option":"SPXW260318C06940000","bid":82.6,"bid_size":7.0,"ask":83.6,"ask_size":6.0,"iv":0.1542,"open_interest":11.0,"volume":10.0,"delta":0.4098,"gamma":0.0013,"vega":7.3004,"theta":-2.0312,"rho":1.9371,"theo":83.0254,"change":18.7,"open":100.5,"high":100.5,"low":100.5,"tick":"up","last_trade_price":100.5,"last_trade_time":"2026-02-18T12:56:01","percent_change":22.8606,"prev_day_close":89.3499984741211},{"option":"SPXW260318P06940000","bid":155.2,"bid_size":2.0,"ask":156.5,"ask_size":2.0,"iv":0.1543,"open_interest":3.0,"volume":0.0,"delta":-0.5902,"gamma":0.0013,"vega":7.3004,"theta":-2.0021,"rho":-2.9911,"theo":155.977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":126.78,"last_trade_time":"2026-02-12T10:54:24","percent_change":0.0,"prev_day_close":141.900001525879},{"option":"SPXW260318C06950000","bid":77.4,"bid_size":7.0,"ask":78.4,"ask_size":6.0,"iv":0.1523,"open_interest":196.0,"volume":167.0,"delta":0.3952,"gamma":0.0013,"vega":7.2374,"theta":-1.988,"rho":1.8702,"theo":77.7865,"change":9.61,"open":90.46,"high":95.8,"low":81.91,"tick":"up","last_trade_price":86.36,"last_trade_time":"2026-02-18T16:03:29","percent_change":12.5212,"prev_day_close":83.8499984741211},{"option":"SPXW260318P06950000","bid":160.0,"bid_size":2.0,"ask":161.3,"ask_size":2.0,"iv":0.152,"open_interest":23.0,"volume":3.0,"delta":-0.6048,"gamma":0.0013,"vega":7.2374,"theta":-1.955,"rho":-3.065,"theo":160.7081,"change":-25.75,"open":129.59,"high":139.1,"low":129.59,"tick":"up","last_trade_price":139.1,"last_trade_time":"2026-02-18T13:57:52","percent_change":-15.6203,"prev_day_close":146.349998474121},{"option":"SPXW260318C06960000","bid":72.4,"bid_size":7.0,"ask":73.4,"ask_size":7.0,"iv":0.1504,"open_interest":32.0,"volume":27.0,"delta":0.3804,"gamma":0.0014,"vega":7.1633,"theta":-1.9426,"rho":1.8017,"theo":72.7266,"change":11.6,"open":77.52,"high":88.9,"low":77.52,"tick":"up","last_trade_price":83.4,"last_trade_time":"2026-02-18T15:54:20","percent_change":16.156,"prev_day_close":78.5},{"option":"SPXW260318P06960000","bid":165.0,"bid_size":2.0,"ask":166.2,"ask_size":2.0,"iv":0.1504,"open_interest":7.0,"volume":0.0,"delta":-0.6196,"gamma":0.0014,"vega":7.1633,"theta":-1.9056,"rho":-3.1406,"theo":165.6184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":171.0,"last_trade_time":"2026-02-13T11:10:07","percent_change":0.0,"prev_day_close":151.0},{"option":"SPXW260318C06970000","bid":67.6,"bid_size":7.0,"ask":68.5,"ask_size":7.0,"iv":0.1487,"open_interest":5.0,"volume":5.0,"delta":0.3655,"gamma":0.0014,"vega":7.0767,"theta":-1.8949,"rho":1.7313,"theo":67.8584,"change":12.3,"open":79.4,"high":79.4,"low":79.4,"tick":"up","last_trade_price":79.4,"last_trade_time":"2026-02-18T13:48:38","percent_change":18.3308,"prev_day_close":73.3499984741211},{"option":"SPXW260318P06970000","bid":170.0,"bid_size":2.0,"ask":171.3,"ask_size":2.0,"iv":0.1486,"open_interest":0.0,"volume":0.0,"delta":-0.6345,"gamma":0.0014,"vega":7.0767,"theta":-1.854,"rho":-3.2182,"theo":170.7203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":155.75},{"option":"SPXW260318C06975000","bid":65.3,"bid_size":7.0,"ask":66.1,"ask_size":7.0,"iv":0.1478,"open_interest":71.0,"volume":11.0,"delta":0.358,"gamma":0.0013,"vega":7.029,"theta":-1.8703,"rho":1.6958,"theo":65.4994,"change":7.9,"open":79.8,"high":79.8,"low":72.7,"tick":"down","last_trade_price":72.7,"last_trade_time":"2026-02-18T15:59:42","percent_change":12.1914,"prev_day_close":70.8499984741211},{"option":"SPXW260318P06975000","bid":172.7,"bid_size":2.0,"ask":173.9,"ask_size":2.0,"iv":0.1476,"open_interest":62.0,"volume":3.0,"delta":-0.642,"gamma":0.0013,"vega":7.029,"theta":-1.8274,"rho":-3.2572,"theo":173.3463,"change":-27.3,"open":140.62,"high":150.6,"low":140.62,"tick":"up","last_trade_price":150.6,"last_trade_time":"2026-02-18T13:57:52","percent_change":-15.3457,"prev_day_close":158.200004577637},{"option":"SPXW260318C06980000","bid":63.0,"bid_size":7.0,"ask":63.8,"ask_size":7.0,"iv":0.1469,"open_interest":11.0,"volume":5.0,"delta":0.3505,"gamma":0.0013,"vega":6.9787,"theta":-1.8452,"rho":1.6605,"theo":63.1915,"change":14.2,"open":76.7,"high":76.7,"low":76.7,"tick":"up","last_trade_price":76.7,"last_trade_time":"2026-02-18T11:55:35","percent_change":22.72,"prev_day_close":68.3499984741211},{"option":"SPXW260318P06980000","bid":175.4,"bid_size":2.0,"ask":176.6,"ask_size":2.0,"iv":0.1468,"open_interest":1.0,"volume":0.0,"delta":-0.6495,"gamma":0.0013,"vega":6.9787,"theta":-1.8003,"rho":-3.2961,"theo":176.0234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.2,"last_trade_time":"2026-02-12T09:36:04","percent_change":0.0,"prev_day_close":160.899993896484},{"option":"SPXW260318C06990000","bid":58.5,"bid_size":7.0,"ask":59.3,"ask_size":8.0,"iv":0.1451,"open_interest":507.0,"volume":489.0,"delta":0.3354,"gamma":0.0013,"vega":6.8712,"theta":-1.7936,"rho":1.5906,"theo":58.7297,"change":14.23,"open":70.37,"high":72.38,"low":70.37,"tick":"up","last_trade_price":72.38,"last_trade_time":"2026-02-18T11:45:16","percent_change":24.4712,"prev_day_close":63.5500011444092},{"option":"SPXW260318P06990000","bid":180.8,"bid_size":1.0,"ask":182.1,"ask_size":1.0,"iv":0.1451,"open_interest":0.0,"volume":0.0,"delta":-0.6646,"gamma":0.0013,"vega":6.8712,"theta":-1.7447,"rho":-3.3731,"theo":181.5317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":165.950004577637},{"option":"SPXW260318C07000000","bid":54.1,"bid_size":7.0,"ask":55.0,"ask_size":8.0,"iv":0.1433,"open_interest":96.0,"volume":17.0,"delta":0.3204,"gamma":0.0013,"vega":6.7539,"theta":-1.7402,"rho":1.5208,"theo":54.4735,"change":3.5,"open":62.7,"high":69.6,"low":57.5,"tick":"down","last_trade_price":57.5,"last_trade_time":"2026-02-18T15:05:55","percent_change":6.48148,"prev_day_close":58.9499988555908},{"option":"SPXW260318P07000000","bid":186.5,"bid_size":1.0,"ask":187.8,"ask_size":1.0,"iv":0.143,"open_interest":8.0,"volume":3.0,"delta":-0.6796,"gamma":0.0013,"vega":6.7539,"theta":-1.6874,"rho":-3.45,"theo":187.2457,"change":-43.6,"open":151.0,"high":154.0,"low":148.4,"tick":"down","last_trade_price":148.4,"last_trade_time":"2026-02-18T13:04:15","percent_change":-22.7083,"prev_day_close":171.150001525879},{"option":"SPXW260318C07010000","bid":50.0,"bid_size":7.0,"ask":50.9,"ask_size":8.0,"iv":0.1416,"open_interest":21.0,"volume":14.0,"delta":0.3054,"gamma":0.0013,"vega":6.624,"theta":-1.6853,"rho":1.4497,"theo":50.4235,"change":2.65,"open":50.97,"high":63.3,"low":50.97,"tick":"down","last_trade_price":52.6,"last_trade_time":"2026-02-18T15:06:29","percent_change":5.3053,"prev_day_close":54.5500011444092},{"option":"SPXW260318P07010000","bid":192.3,"bid_size":1.0,"ask":194.0,"ask_size":1.0,"iv":0.1417,"open_interest":0.0,"volume":0.0,"delta":-0.6946,"gamma":0.0013,"vega":6.624,"theta":-1.6285,"rho":-3.5282,"theo":193.1657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":176.799995422363},{"option":"SPXW260318C07020000","bid":46.1,"bid_size":8.0,"ask":47.1,"ask_size":10.0,"iv":0.14,"open_interest":0.0,"volume":0.0,"delta":0.2904,"gamma":0.0013,"vega":6.4816,"theta":-1.6287,"rho":1.3784,"theo":46.5773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318P07020000","bid":197.5,"bid_size":5.0,"ask":200.4,"ask_size":5.0,"iv":0.1398,"open_interest":0.0,"volume":0.0,"delta":-0.7096,"gamma":0.0013,"vega":6.4816,"theta":-1.568,"rho":-3.6066,"theo":199.2896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260318C07025000","bid":44.2,"bid_size":8.0,"ask":45.1,"ask_size":9.0,"iv":0.139,"open_interest":123.0,"volume":81.0,"delta":0.283,"gamma":0.0013,"vega":6.4066,"theta":-1.5999,"rho":1.3433,"theo":44.7284,"change":6.54,"open":47.9,"high":57.3,"low":47.2,"tick":"down","last_trade_price":50.84,"last_trade_time":"2026-02-18T15:59:10","percent_change":14.763,"prev_day_close":48.25},{"option":"SPXW260318P07025000","bid":200.6,"bid_size":5.0,"ask":203.5,"ask_size":5.0,"iv":0.1388,"open_interest":0.0,"volume":0.0,"delta":-0.717,"gamma":0.0013,"vega":6.4066,"theta":-1.5371,"rho":-3.6452,"theo":202.4258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":185.25},{"option":"SPXW260318C07050000","bid":35.7,"bid_size":8.0,"ask":36.3,"ask_size":10.0,"iv":0.1352,"open_interest":178.0,"volume":132.0,"delta":0.2464,"gamma":0.0012,"vega":5.9996,"theta":-1.4498,"rho":1.1711,"theo":36.1795,"change":1.85,"open":37.3,"high":46.9,"low":37.3,"tick":"down","last_trade_price":37.6,"last_trade_time":"2026-02-18T14:59:20","percent_change":5.17483,"prev_day_close":38.75},{"option":"SPXW260318P07050000","bid":215.5,"bid_size":4.0,"ask":221.5,"ask_size":4.0,"iv":0.135,"open_interest":0.0,"volume":0.0,"delta":-0.7536,"gamma":0.0012,"vega":5.9996,"theta":-1.3772,"rho":-3.8352,"theo":218.802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":200.600006103516},{"option":"SPXW260318C07075000","bid":28.2,"bid_size":9.0,"ask":28.8,"ask_size":10.0,"iv":0.1314,"open_interest":28.0,"volume":37.0,"delta":0.2109,"gamma":0.0012,"vega":5.5273,"theta":-1.2914,"rho":1.003,"theo":28.7422,"change":4.65,"open":29.7,"high":36.6,"low":29.6,"tick":"up","last_trade_price":33.1,"last_trade_time":"2026-02-18T15:57:34","percent_change":16.3445,"prev_day_close":30.6499996185303},{"option":"SPXW260318P07075000","bid":232.7,"bid_size":4.0,"ask":239.2,"ask_size":4.0,"iv":0.1312,"open_interest":0.0,"volume":0.0,"delta":-0.7891,"gamma":0.0012,"vega":5.5273,"theta":-1.2088,"rho":-4.021,"theo":236.29,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":217.5},{"option":"SPXW260318C07100000","bid":21.9,"bid_size":9.0,"ask":22.5,"ask_size":11.0,"iv":0.128,"open_interest":148.0,"volume":33.0,"delta":0.1772,"gamma":0.0011,"vega":5.0063,"theta":-1.128,"rho":0.842,"theo":22.3755,"change":2.45,"open":23.54,"high":28.9,"low":23.25,"tick":"up","last_trade_price":24.6,"last_trade_time":"2026-02-18T15:59:42","percent_change":11.061,"prev_day_close":23.6999998092651},{"option":"SPXW260318P07100000","bid":251.2,"bid_size":4.0,"ask":257.6,"ask_size":4.0,"iv":0.1274,"open_interest":1.0,"volume":0.0,"delta":-0.8228,"gamma":0.0011,"vega":5.0063,"theta":-1.0355,"rho":-4.1998,"theo":254.8485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":235.349998474121},{"option":"SPXW260318C07125000","bid":16.7,"bid_size":11.0,"ask":17.3,"ask_size":13.0,"iv":0.1248,"open_interest":796.0,"volume":816.0,"delta":0.1459,"gamma":0.001,"vega":4.4526,"theta":-0.9655,"rho":0.6939,"theo":17.0711,"change":1.4,"open":17.5,"high":23.01,"low":17.5,"tick":"down","last_trade_price":18.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":8.18714,"prev_day_close":18.0499992370605},{"option":"SPXW260318P07125000","bid":270.8,"bid_size":3.0,"ask":277.3,"ask_size":3.0,"iv":0.124,"open_interest":0.0,"volume":0.0,"delta":-0.8541,"gamma":0.001,"vega":4.4526,"theta":-0.863,"rho":-4.3656,"theo":274.4694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.599990844727},{"option":"SPXW260318C07150000","bid":12.7,"bid_size":15.0,"ask":13.1,"ask_size":15.0,"iv":0.1221,"open_interest":112.0,"volume":80.0,"delta":0.1179,"gamma":0.0009,"vega":3.8833,"theta":-0.8106,"rho":0.5607,"theo":12.7995,"change":1.0,"open":14.09,"high":17.85,"low":13.0,"tick":"down","last_trade_price":14.0,"last_trade_time":"2026-02-18T16:00:14","percent_change":7.69231,"prev_day_close":13.5},{"option":"SPXW260318P07150000","bid":291.4,"bid_size":3.0,"ask":298.1,"ask_size":3.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.8821,"gamma":0.0009,"vega":3.8833,"theta":-0.6983,"rho":-4.5165,"theo":295.123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.950012207031},{"option":"SPXW260318C07175000","bid":9.4,"bid_size":15.0,"ask":9.9,"ask_size":37.0,"iv":0.12,"open_interest":55.0,"volume":55.0,"delta":0.0937,"gamma":0.0007,"vega":3.3308,"theta":-0.6699,"rho":0.4451,"theo":9.4814,"change":0.5,"open":10.6,"high":13.5,"low":9.81,"tick":"down","last_trade_price":10.3,"last_trade_time":"2026-02-18T16:00:18","percent_change":5.10204,"prev_day_close":10.0},{"option":"SPXW260318P07175000","bid":313.0,"bid_size":3.0,"ask":319.9,"ask_size":3.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9062,"gamma":0.0007,"vega":3.3308,"theta":-0.5476,"rho":-4.6499,"theo":316.7302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":296.5},{"option":"SPXW260318C07200000","bid":6.9,"bid_size":15.0,"ask":7.4,"ask_size":63.0,"iv":0.1181,"open_interest":188.0,"volume":201.0,"delta":0.0737,"gamma":0.0006,"vega":2.8212,"theta":-0.5479,"rho":0.3497,"theo":6.9932,"change":0.35,"open":7.84,"high":10.0,"low":7.2,"tick":"up","last_trade_price":7.7,"last_trade_time":"2026-02-18T16:00:07","percent_change":4.76191,"prev_day_close":7.34999990463257},{"option":"SPXW260318P07200000","bid":335.4,"bid_size":3.0,"ask":342.4,"ask_size":3.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9262,"gamma":0.0006,"vega":2.8212,"theta":-0.4157,"rho":-4.763,"theo":339.1672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.800003051758},{"option":"SPXW260318C07225000","bid":5.1,"bid_size":15.0,"ask":5.5,"ask_size":54.0,"iv":0.1167,"open_interest":82.0,"volume":92.0,"delta":0.0578,"gamma":0.0005,"vega":2.369,"theta":-0.4467,"rho":0.2741,"theo":5.1836,"change":0.4,"open":6.2,"high":7.3,"low":5.43,"tick":"up","last_trade_price":5.85,"last_trade_time":"2026-02-18T15:55:29","percent_change":7.33945,"prev_day_close":5.40000009536743},{"option":"SPXW260318P07225000","bid":358.4,"bid_size":4.0,"ask":365.6,"ask_size":3.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9422,"gamma":0.0005,"vega":2.369,"theta":-0.3046,"rho":-4.8563,"theo":362.2827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.649993896484},{"option":"SPXW260318C07250000","bid":3.8,"bid_size":15.0,"ask":4.1,"ask_size":77.0,"iv":0.1159,"open_interest":31.0,"volume":34.0,"delta":0.0455,"gamma":0.0004,"vega":1.9856,"theta":-0.3656,"rho":0.2152,"theo":3.894,"change":0.1,"open":4.05,"high":5.17,"low":4.05,"tick":"down","last_trade_price":4.15,"last_trade_time":"2026-02-18T15:53:30","percent_change":2.46914,"prev_day_close":3.94999992847443},{"option":"SPXW260318P07250000","bid":381.9,"bid_size":2.0,"ask":389.6,"ask_size":2.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9545,"gamma":0.0004,"vega":1.9856,"theta":-0.2136,"rho":-4.933,"theo":385.9184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.949996948242},{"option":"SPXW260318C07275000","bid":2.85,"bid_size":15.0,"ask":3.1,"ask_size":87.0,"iv":0.1157,"open_interest":46.0,"volume":21.0,"delta":0.0361,"gamma":0.0004,"vega":1.6696,"theta":-0.3021,"rho":0.1706,"theo":2.9806,"change":0.275,"open":3.05,"high":3.85,"low":3.05,"tick":"no_change","last_trade_price":3.35,"last_trade_time":"2026-02-18T13:52:39","percent_change":8.94309,"prev_day_close":2.89999997615814},{"option":"SPXW260318P07275000","bid":405.9,"bid_size":1.0,"ask":413.5,"ask_size":1.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9639,"gamma":0.0004,"vega":1.6696,"theta":-0.1401,"rho":-4.9954,"theo":409.9302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.950012207031},{"option":"SPXW260318C07300000","bid":2.15,"bid_size":15.0,"ask":2.35,"ask_size":96.0,"iv":0.1157,"open_interest":68.0,"volume":4.0,"delta":0.029,"gamma":0.0003,"vega":1.4114,"theta":-0.2525,"rho":0.137,"theo":2.3298,"change":0.4,"open":2.82,"high":2.87,"low":2.75,"tick":"down","last_trade_price":2.75,"last_trade_time":"2026-02-18T12:37:22","percent_change":17.0213,"prev_day_close":2.14999997615814},{"option":"SPXW260318P07300000","bid":430.1,"bid_size":1.0,"ask":437.7,"ask_size":1.0,"iv":0.1159,"open_interest":0.0,"volume":0.0,"delta":-0.971,"gamma":0.0003,"vega":1.4114,"theta":-0.0807,"rho":-5.0466,"theo":434.2046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":413.199996948242},{"option":"SPXW260318C07325000","bid":1.6,"bid_size":15.0,"ask":1.85,"ask_size":103.0,"iv":0.1161,"open_interest":914.0,"volume":911.0,"delta":0.0236,"gamma":0.0002,"vega":1.2016,"theta":-0.2136,"rho":0.1112,"theo":1.8561,"change":0.2,"open":1.78,"high":2.05,"low":1.78,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T13:59:07","percent_change":11.1111,"prev_day_close":1.64999997615814},{"option":"SPXW260318P07325000","bid":454.5,"bid_size":1.0,"ask":462.1,"ask_size":1.0,"iv":0.1163,"open_interest":0.0,"volume":0.0,"delta":-0.9764,"gamma":0.0002,"vega":1.2016,"theta":-0.0318,"rho":-5.0903,"theo":458.6562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":438.450012207031},{"option":"SPXW260318C07350000","bid":1.25,"bid_size":15.0,"ask":1.45,"ask_size":82.0,"iv":0.1169,"open_interest":17.0,"volume":9.0,"delta":0.0194,"gamma":0.0002,"vega":1.029,"theta":-0.1824,"rho":0.0914,"theo":1.503,"change":0.27,"open":1.43,"high":1.67,"low":1.43,"tick":"up","last_trade_price":1.67,"last_trade_time":"2026-02-18T10:51:19","percent_change":19.2857,"prev_day_close":1.27500003576279},{"option":"SPXW260318P07350000","bid":479.0,"bid_size":1.0,"ask":486.7,"ask_size":1.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9806,"gamma":0.0002,"vega":1.029,"theta":0.0,"rho":-5.1278,"theo":483.2283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":462.149993896484},{"option":"SPXW260318C07375000","bid":0.95,"bid_size":15.0,"ask":1.2,"ask_size":82.0,"iv":0.1181,"open_interest":10.0,"volume":0.0,"delta":0.0161,"gamma":0.0002,"vega":0.8858,"theta":-0.157,"rho":0.0757,"theo":1.2326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-17T10:18:45","percent_change":0.0,"prev_day_close":1.0},{"option":"SPXW260318P07375000","bid":503.6,"bid_size":1.0,"ask":511.3,"ask_size":1.0,"iv":0.1185,"open_interest":0.0,"volume":0.0,"delta":-0.9839,"gamma":0.0002,"vega":0.8858,"theta":0.0,"rho":-5.1612,"theo":507.8831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.149993896484},{"option":"SPXW260318C07400000","bid":0.75,"bid_size":15.0,"ask":0.95,"ask_size":15.0,"iv":0.1192,"open_interest":23.0,"volume":1.0,"delta":0.0135,"gamma":0.0001,"vega":0.7662,"theta":-0.1361,"rho":0.0632,"theo":1.022,"change":0.2,"open":1.1,"high":1.1,"low":1.1,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-18T12:03:38","percent_change":22.2222,"prev_day_close":0.824999988079071},{"option":"SPXW260318P07400000","bid":528.4,"bid_size":1.0,"ask":536.0,"ask_size":1.0,"iv":0.1196,"open_interest":0.0,"volume":0.0,"delta":-0.9865,"gamma":0.0001,"vega":0.7662,"theta":0.0,"rho":-5.1915,"theo":532.5978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.550003051758},{"option":"SPXW260318C07425000","bid":0.6,"bid_size":15.0,"ask":0.8,"ask_size":15.0,"iv":0.1208,"open_interest":908.0,"volume":900.0,"delta":0.0114,"gamma":0.0001,"vega":0.6654,"theta":-0.1186,"rho":0.0532,"theo":0.8554,"change":0.05,"open":0.8,"high":0.8,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T13:59:07","percent_change":6.66667,"prev_day_close":0.675000011920929},{"option":"SPXW260318P07425000","bid":553.1,"bid_size":1.0,"ask":560.8,"ask_size":1.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.9886,"gamma":0.0001,"vega":0.6654,"theta":0.0,"rho":-5.2191,"theo":557.3564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.600006103516},{"option":"SPXW260318C07500000","bid":0.35,"bid_size":33.0,"ask":0.55,"ask_size":82.0,"iv":0.1276,"open_interest":8.0,"volume":0.0,"delta":0.0071,"gamma":0.0001,"vega":0.4495,"theta":-0.0817,"rho":0.0332,"theo":0.5313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-16T10:09:43","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260318P07500000","bid":627.6,"bid_size":1.0,"ask":635.3,"ask_size":1.0,"iv":0.1284,"open_interest":0.0,"volume":0.0,"delta":-0.9929,"gamma":0.0001,"vega":0.4495,"theta":0.0,"rho":-5.2924,"theo":631.808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":610.799987792969},{"option":"SPXW260318C07600000","bid":0.2,"bid_size":35.0,"ask":0.4,"ask_size":82.0,"iv":0.1384,"open_interest":10.0,"volume":0.0,"delta":0.0043,"gamma":0.0,"vega":0.2902,"theta":-0.0552,"rho":0.0199,"theo":0.3245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.97,"last_trade_time":"2026-02-11T10:04:13","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260318P07600000","bid":727.2,"bid_size":1.0,"ask":735.0,"ask_size":1.0,"iv":0.1371,"open_interest":0.0,"volume":0.0,"delta":-0.9957,"gamma":0.0,"vega":0.2898,"theta":0.0,"rho":-5.3768,"theo":731.3017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.549987792969},{"option":"SPXW260318C07800000","bid":0.1,"bid_size":41.0,"ask":0.3,"ask_size":82.0,"iv":0.1633,"open_interest":6.0,"volume":6.0,"delta":0.0021,"gamma":0.0,"vega":0.1546,"theta":-0.0334,"rho":0.0098,"theo":0.1732,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T11:08:48","percent_change":-14.2857,"prev_day_close":0.175000000745058},{"option":"SPXW260318P07800000","bid":926.5,"bid_size":1.0,"ask":934.3,"ask_size":1.0,"iv":0.161,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.1543,"theta":0.0,"rho":-5.5288,"theo":930.5523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":909.649993896484},{"option":"SPXW260318C08000000","bid":0.05,"bid_size":59.0,"ask":0.25,"ask_size":82.0,"iv":0.1876,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.095,"theta":-0.0231,"rho":0.0057,"theo":0.1105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260318P08000000","bid":1125.8,"bid_size":1.0,"ask":1133.5,"ask_size":1.0,"iv":0.1896,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.095,"theta":0.0,"rho":-5.6747,"theo":1129.8917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.95001220703},{"option":"SPXW260318C08200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":67.0,"iv":0.208,"open_interest":0.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0605,"theta":-0.0163,"rho":0.0035,"theo":0.0723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260318P08200000","bid":1325.2,"bid_size":1.0,"ask":1332.9,"ask_size":1.0,"iv":0.217,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0605,"theta":0.0,"rho":-5.8189,"theo":1329.2554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1309.25},{"option":"SPXW260318C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2333,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0393,"theta":-0.0114,"rho":0.0022,"theo":0.0476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260318P08400000","bid":1524.6,"bid_size":1.0,"ask":1532.3,"ask_size":1.0,"iv":0.2433,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0389,"theta":0.0,"rho":-5.9622,"theo":1528.6321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1507.70001220703},{"option":"SPXW260318C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":133.0,"iv":0.2582,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0253,"theta":-0.0078,"rho":0.0014,"theo":0.0308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260318P08600000","bid":1724.0,"bid_size":1.0,"ask":1731.8,"ask_size":1.0,"iv":0.2499,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0251,"theta":0.0,"rho":-6.1049,"theo":1728.0173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1706.79998779297},{"option":"SPXW260318C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":142.0,"iv":0.2824,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0164,"theta":-0.0054,"rho":0.0009,"theo":0.02,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260318P08800000","bid":1923.4,"bid_size":1.0,"ask":1931.2,"ask_size":1.0,"iv":0.2727,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0162,"theta":0.0,"rho":-6.2474,"theo":1927.4082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1908.15002441406},{"option":"SPXW260318C09000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":150.0,"iv":0.3059,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0106,"theta":-0.0036,"rho":0.0005,"theo":0.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260318P09000000","bid":2122.8,"bid_size":1.0,"ask":2130.4,"ask_size":1.0,"iv":0.2947,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0105,"theta":0.0,"rho":-6.3896,"theo":2126.803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2106.5},{"option":"SPXW260319C02800000","bid":4051.1,"bid_size":1.0,"ask":4058.8,"ask_size":1.0,"iv":0.9206,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0238,"theta":0.0,"rho":2.0651,"theo":4054.7548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4073.84997558594},{"option":"SPXW260319P02800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":217.0,"iv":0.9541,"open_interest":1.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0238,"theta":-0.0366,"rho":-0.0018,"theo":0.1637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-17T09:56:52","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260319C03000000","bid":3851.8,"bid_size":1.0,"ask":3859.4,"ask_size":1.0,"iv":0.9037,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0298,"theta":0.0,"rho":2.212,"theo":3855.4105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3874.20007324219},{"option":"SPXW260319P03000000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":282.0,"iv":0.8975,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0298,"theta":-0.0431,"rho":-0.0022,"theo":0.1984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260319C03200000","bid":3652.4,"bid_size":1.0,"ask":3660.1,"ask_size":1.0,"iv":0.8262,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0372,"theta":0.0,"rho":2.3588,"theo":3656.0735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.39990234375},{"option":"SPXW260319P03200000","bid":0.05,"bid_size":206.0,"ask":0.3,"ask_size":266.0,"iv":0.8512,"open_interest":0.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0372,"theta":-0.0508,"rho":-0.0028,"theo":0.2403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260319C03400000","bid":3453.1,"bid_size":1.0,"ask":3460.8,"ask_size":1.0,"iv":0.7933,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0468,"theta":0.0,"rho":2.5054,"theo":3456.7462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3476.0},{"option":"SPXW260319P03400000","bid":0.1,"bid_size":262.0,"ask":0.35,"ask_size":261.0,"iv":0.8021,"open_interest":5.0,"volume":4.0,"delta":-0.0007,"gamma":0.0,"vega":0.0468,"theta":-0.0598,"rho":-0.0036,"theo":0.2918,"change":-0.125,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:36:17","percent_change":-38.4615,"prev_day_close":0.200000006705523},{"option":"SPXW260319C03600000","bid":3253.8,"bid_size":1.0,"ask":3261.5,"ask_size":1.0,"iv":0.7518,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.059,"theta":0.0,"rho":2.6517,"theo":3257.4326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.30004882812},{"option":"SPXW260319P03600000","bid":0.2,"bid_size":260.0,"ask":0.45,"ask_size":265.0,"iv":0.7622,"open_interest":15.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.059,"theta":-0.0709,"rho":-0.0046,"theo":0.3571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260319C03800000","bid":3054.6,"bid_size":1.0,"ask":3062.2,"ask_size":1.0,"iv":0.7221,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.075,"theta":0.0,"rho":2.7978,"theo":3058.1394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3079.0},{"option":"SPXW260319P03800000","bid":0.3,"bid_size":262.0,"ask":0.55,"ask_size":225.0,"iv":0.7185,"open_interest":6.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.0749,"theta":-0.0848,"rho":-0.006,"theo":0.4424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-17T10:58:02","percent_change":0.0,"prev_day_close":0.400000005960464},{"option":"SPXW260319C04000000","bid":2855.2,"bid_size":1.0,"ask":2863.0,"ask_size":1.0,"iv":0.6835,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0971,"theta":0.0,"rho":2.9432,"theo":2858.8775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2878.25},{"option":"SPXW260319P04000000","bid":0.5,"bid_size":49.0,"ask":0.7,"ask_size":225.0,"iv":0.6801,"open_interest":130.0,"volume":50.0,"delta":-0.0015,"gamma":0.0,"vega":0.0971,"theta":-0.1031,"rho":-0.0079,"theo":0.5602,"change":-0.195,"open":0.53,"high":0.53,"low":0.53,"tick":"down","last_trade_price":0.53,"last_trade_time":"2026-02-18T14:20:05","percent_change":-26.8966,"prev_day_close":0.525000005960464},{"option":"SPXW260319C04200000","bid":2656.2,"bid_size":1.0,"ask":2663.9,"ask_size":1.0,"iv":0.6408,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1275,"theta":0.0,"rho":3.0879,"theo":2659.6643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2678.34997558594},{"option":"SPXW260319P04200000","bid":0.7,"bid_size":106.0,"ask":0.9,"ask_size":210.0,"iv":0.64,"open_interest":2.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.1274,"theta":-0.1276,"rho":-0.0106,"theo":0.7257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-17T14:33:47","percent_change":0.0,"prev_day_close":0.724999994039536},{"option":"SPXW260319C04400000","bid":2457.1,"bid_size":1.0,"ask":2464.8,"ask_size":1.0,"iv":0.6021,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.171,"theta":0.0,"rho":3.2312,"theo":2460.5234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2480.75},{"option":"SPXW260319P04400000","bid":1.0,"bid_size":15.0,"ask":1.2,"ask_size":225.0,"iv":0.6027,"open_interest":4.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.1709,"theta":-0.1608,"rho":-0.0146,"theo":0.9636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.0,"last_trade_time":"2026-02-13T09:40:29","percent_change":0.0,"prev_day_close":0.925000011920929},{"option":"SPXW260319C04600000","bid":2258.1,"bid_size":1.0,"ask":2265.7,"ask_size":1.0,"iv":0.5644,"open_interest":0.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.2314,"theta":0.0,"rho":3.3728,"theo":2261.4861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2281.64990234375},{"option":"SPXW260319P04600000","bid":1.35,"bid_size":15.0,"ask":1.55,"ask_size":224.0,"iv":0.5636,"open_interest":4.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":0.2313,"theta":-0.2054,"rho":-0.0205,"theo":1.3051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.55,"last_trade_time":"2026-02-13T09:40:29","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260319C04800000","bid":2059.0,"bid_size":1.0,"ask":2066.8,"ask_size":1.0,"iv":0.5261,"open_interest":0.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.316,"theta":0.0,"rho":3.5116,"theo":2062.5887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2081.55004882812},{"option":"SPXW260319P04800000","bid":1.8,"bid_size":15.0,"ask":2.0,"ask_size":211.0,"iv":0.5247,"open_interest":136.0,"volume":0.0,"delta":-0.0057,"gamma":0.0,"vega":0.3159,"theta":-0.2633,"rho":-0.029,"theo":1.7864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.98,"last_trade_time":"2026-02-13T10:13:24","percent_change":0.0,"prev_day_close":1.64999997615814},{"option":"SPXW260319C05000000","bid":1860.4,"bid_size":1.0,"ask":1868.1,"ask_size":1.0,"iv":0.4869,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.4312,"theta":0.0,"rho":3.6468,"theo":1863.8717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1883.95001220703},{"option":"SPXW260319P05000000","bid":2.4,"bid_size":15.0,"ask":2.6,"ask_size":184.0,"iv":0.4863,"open_interest":58.0,"volume":0.0,"delta":-0.008,"gamma":0.0,"vega":0.4309,"theta":-0.3363,"rho":-0.0412,"theo":2.4479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.8,"last_trade_time":"2026-02-17T15:53:10","percent_change":0.0,"prev_day_close":2.17499995231628},{"option":"SPXW260319C05200000","bid":1661.7,"bid_size":2.0,"ask":1669.5,"ask_size":2.0,"iv":0.45,"open_interest":0.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":0.5846,"theta":0.0,"rho":3.777,"theo":1665.3847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1685.45001220703},{"option":"SPXW260319P05200000","bid":3.2,"bid_size":72.0,"ask":3.5,"ask_size":182.0,"iv":0.4491,"open_interest":9.0,"volume":6.0,"delta":-0.0114,"gamma":0.0,"vega":0.5843,"theta":-0.425,"rho":-0.0584,"theo":3.3394,"change":-0.3,"open":3.2,"high":3.2,"low":3.2,"tick":"down","last_trade_price":3.2,"last_trade_time":"2026-02-18T15:04:23","percent_change":-8.57143,"prev_day_close":2.89999997615814},{"option":"SPXW260319C05400000","bid":1463.6,"bid_size":2.0,"ask":1471.3,"ask_size":2.0,"iv":0.4115,"open_interest":0.0,"volume":0.0,"delta":0.9839,"gamma":0.0,"vega":0.7914,"theta":0.0,"rho":3.8998,"theo":1467.2022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1488.14996337891},{"option":"SPXW260319P05400000","bid":4.4,"bid_size":15.0,"ask":4.6,"ask_size":117.0,"iv":0.4124,"open_interest":28.0,"volume":27.0,"delta":-0.0161,"gamma":0.0,"vega":0.7914,"theta":-0.5314,"rho":-0.083,"theo":4.5377,"change":-0.28,"open":4.42,"high":4.42,"low":4.42,"tick":"down","last_trade_price":4.42,"last_trade_time":"2026-02-18T15:11:49","percent_change":-5.95745,"prev_day_close":3.94999992847443},{"option":"SPXW260319C05500000","bid":1364.7,"bid_size":2.0,"ask":1372.4,"ask_size":2.0,"iv":0.3936,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0001,"vega":0.921,"theta":-0.0694,"rho":3.9574,"theo":1368.2696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1388.60003662109},{"option":"SPXW260319P05500000","bid":5.1,"bid_size":68.0,"ask":5.4,"ask_size":164.0,"iv":0.3933,"open_interest":5.0,"volume":3.0,"delta":-0.0193,"gamma":0.0001,"vega":0.921,"theta":-0.5927,"rho":-0.099,"theo":5.2946,"change":-0.9,"open":4.5,"high":4.6,"low":4.5,"tick":"no_change","last_trade_price":4.6,"last_trade_time":"2026-02-18T15:59:30","percent_change":-16.3636,"prev_day_close":4.65000009536743},{"option":"SPXW260319C05600000","bid":1265.9,"bid_size":2.0,"ask":1273.6,"ask_size":2.0,"iv":0.375,"open_interest":0.0,"volume":0.0,"delta":0.9769,"gamma":0.0001,"vega":1.0757,"theta":-0.1764,"rho":4.0111,"theo":1269.4899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1289.55004882812},{"option":"SPXW260319P05600000","bid":6.0,"bid_size":51.0,"ask":6.3,"ask_size":141.0,"iv":0.3749,"open_interest":23.0,"volume":1.0,"delta":-0.0231,"gamma":0.0001,"vega":1.0757,"theta":-0.6614,"rho":-0.1191,"theo":6.2044,"change":-1.48,"open":4.97,"high":4.97,"low":4.97,"tick":"down","last_trade_price":4.97,"last_trade_time":"2026-02-18T13:29:15","percent_change":-22.9457,"prev_day_close":5.45000004768372},{"option":"SPXW260319C05700000","bid":1167.2,"bid_size":2.0,"ask":1175.0,"ask_size":2.0,"iv":0.3575,"open_interest":0.0,"volume":0.0,"delta":0.9721,"gamma":0.0001,"vega":1.2591,"theta":-0.2937,"rho":4.0601,"theo":1170.9242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1190.95001220703},{"option":"SPXW260319P05700000","bid":7.1,"bid_size":62.0,"ask":7.5,"ask_size":166.0,"iv":0.3571,"open_interest":23.0,"volume":2.0,"delta":-0.028,"gamma":0.0001,"vega":1.2591,"theta":-0.7404,"rho":-0.1438,"theo":7.3282,"change":-0.5,"open":5.82,"high":7.1,"low":5.82,"tick":"up","last_trade_price":7.1,"last_trade_time":"2026-02-18T15:22:04","percent_change":-6.57895,"prev_day_close":6.45000004768372},{"option":"SPXW260319C05800000","bid":1069.0,"bid_size":2.0,"ask":1076.8,"ask_size":2.0,"iv":0.3395,"open_interest":0.0,"volume":0.0,"delta":0.9659,"gamma":0.0001,"vega":1.487,"theta":-0.4249,"rho":4.1016,"theo":1072.665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1092.44995117188},{"option":"SPXW260319P05800000","bid":8.5,"bid_size":143.0,"ask":8.9,"ask_size":43.0,"iv":0.3392,"open_interest":4284.0,"volume":47.0,"delta":-0.0341,"gamma":0.0001,"vega":1.487,"theta":-0.8334,"rho":-0.1759,"theo":8.7584,"change":-2.1,"open":7.0,"high":7.0,"low":7.0,"tick":"down","last_trade_price":7.0,"last_trade_time":"2026-02-18T10:09:20","percent_change":-23.0769,"prev_day_close":7.75},{"option":"SPXW260319C05875000","bid":995.7,"bid_size":2.0,"ask":1003.4,"ask_size":2.0,"iv":0.3266,"open_interest":0.0,"volume":0.0,"delta":0.9601,"gamma":0.0001,"vega":1.6895,"theta":-0.5354,"rho":4.1266,"theo":999.256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1019.19998168945},{"option":"SPXW260319P05875000","bid":9.9,"bid_size":117.0,"ask":10.3,"ask_size":40.0,"iv":0.3266,"open_interest":3.0,"volume":3.0,"delta":-0.04,"gamma":0.0001,"vega":1.6895,"theta":-0.9152,"rho":-0.2061,"theo":10.1166,"change":-2.15,"open":9.6,"high":9.6,"low":8.4,"tick":"no_change","last_trade_price":8.4,"last_trade_time":"2026-02-18T10:00:40","percent_change":-20.3791,"prev_day_close":8.9500002861023},{"option":"SPXW260319C05900000","bid":971.3,"bid_size":2.0,"ask":979.0,"ask_size":2.0,"iv":0.3224,"open_interest":0.0,"volume":0.0,"delta":0.9578,"gamma":0.0001,"vega":1.7652,"theta":-0.575,"rho":4.1336,"theo":974.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":994.450012207031},{"option":"SPXW260319P05900000","bid":10.4,"bid_size":128.0,"ask":10.9,"ask_size":112.0,"iv":0.3228,"open_interest":6.0,"volume":4.0,"delta":-0.0422,"gamma":0.0001,"vega":1.7652,"theta":-0.9452,"rho":-0.2176,"theo":10.6375,"change":0.91,"open":9.0,"high":9.0,"low":8.73,"tick":"no_change","last_trade_price":8.73,"last_trade_time":"2026-02-18T10:01:27","percent_change":9.62963,"prev_day_close":9.4500002861023},{"option":"SPXW260319C05925000","bid":947.0,"bid_size":2.0,"ask":954.7,"ask_size":2.0,"iv":0.3186,"open_interest":0.0,"volume":0.0,"delta":0.9554,"gamma":0.0001,"vega":1.846,"theta":-0.616,"rho":4.1396,"theo":950.4927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":970.149993896484},{"option":"SPXW260319P05925000","bid":11.0,"bid_size":107.0,"ask":11.5,"ask_size":124.0,"iv":0.3186,"open_interest":5.0,"volume":0.0,"delta":-0.0446,"gamma":0.0001,"vega":1.846,"theta":-0.9766,"rho":-0.23,"theo":11.198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.2,"last_trade_time":"2026-02-17T12:42:51","percent_change":0.0,"prev_day_close":9.9500002861023},{"option":"SPXW260319C05950000","bid":922.7,"bid_size":2.0,"ask":930.4,"ask_size":2.0,"iv":0.3146,"open_interest":0.0,"volume":0.0,"delta":0.9528,"gamma":0.0002,"vega":1.9318,"theta":-0.6586,"rho":4.1445,"theo":926.1745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":945.849975585938},{"option":"SPXW260319P05950000","bid":11.6,"bid_size":103.0,"ask":12.1,"ask_size":103.0,"iv":0.3145,"open_interest":1.0,"volume":0.0,"delta":-0.0472,"gamma":0.0002,"vega":1.9318,"theta":-1.0096,"rho":-0.2435,"theo":11.8022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.6,"last_trade_time":"2026-02-17T10:00:00","percent_change":0.0,"prev_day_close":10.4500002861023},{"option":"SPXW260319C05975000","bid":898.3,"bid_size":2.0,"ask":906.1,"ask_size":2.0,"iv":0.3109,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0002,"vega":2.0222,"theta":-0.7028,"rho":4.1483,"theo":901.9044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":921.5},{"option":"SPXW260319P05975000","bid":12.3,"bid_size":64.0,"ask":12.7,"ask_size":49.0,"iv":0.3104,"open_interest":2.0,"volume":1.0,"delta":-0.05,"gamma":0.0002,"vega":2.0222,"theta":-1.0442,"rho":-0.2582,"theo":12.4544,"change":-0.8,"open":12.1,"high":12.1,"low":12.1,"tick":"up","last_trade_price":12.1,"last_trade_time":"2026-02-18T15:20:45","percent_change":-6.20155,"prev_day_close":11.0499997138977},{"option":"SPXW260319C06000000","bid":874.1,"bid_size":2.0,"ask":881.9,"ask_size":2.0,"iv":0.3069,"open_interest":0.0,"volume":0.0,"delta":0.9471,"gamma":0.0002,"vega":2.1166,"theta":-0.7487,"rho":4.1511,"theo":877.6866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":897.050018310547},{"option":"SPXW260319P06000000","bid":13.0,"bid_size":62.0,"ask":13.5,"ask_size":95.0,"iv":0.3066,"open_interest":48.0,"volume":11.0,"delta":-0.053,"gamma":0.0002,"vega":2.1166,"theta":-1.0806,"rho":-0.2738,"theo":13.159,"change":-0.93,"open":10.78,"high":12.72,"low":10.2,"tick":"up","last_trade_price":12.72,"last_trade_time":"2026-02-18T14:36:24","percent_change":-6.81319,"prev_day_close":11.6500000953674},{"option":"SPXW260319C06025000","bid":850.0,"bid_size":2.0,"ask":857.8,"ask_size":2.0,"iv":0.3027,"open_interest":0.0,"volume":0.0,"delta":0.9438,"gamma":0.0002,"vega":2.2154,"theta":-0.7963,"rho":4.1529,"theo":853.5252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":872.899993896484},{"option":"SPXW260319P06025000","bid":13.8,"bid_size":59.0,"ask":14.2,"ask_size":47.0,"iv":0.3025,"open_interest":48.0,"volume":0.0,"delta":-0.0562,"gamma":0.0002,"vega":2.2154,"theta":-1.1186,"rho":-0.2905,"theo":13.92,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.0,"last_trade_time":"2026-02-17T14:41:47","percent_change":0.0,"prev_day_close":12.3000001907349},{"option":"SPXW260319C06050000","bid":826.0,"bid_size":2.0,"ask":833.7,"ask_size":2.0,"iv":0.2988,"open_interest":0.0,"volume":0.0,"delta":0.9404,"gamma":0.0002,"vega":2.3199,"theta":-0.8457,"rho":4.1535,"theo":829.4244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.899993896484},{"option":"SPXW260319P06050000","bid":14.6,"bid_size":56.0,"ask":15.1,"ask_size":89.0,"iv":0.2987,"open_interest":55.0,"volume":1.0,"delta":-0.0597,"gamma":0.0002,"vega":2.3199,"theta":-1.1585,"rho":-0.3082,"theo":14.7415,"change":-4.2,"open":11.05,"high":11.05,"low":11.05,"tick":"down","last_trade_price":11.05,"last_trade_time":"2026-02-18T11:41:49","percent_change":-27.541,"prev_day_close":13.0499997138977},{"option":"SPXW260319C06075000","bid":801.8,"bid_size":2.0,"ask":809.6,"ask_size":2.0,"iv":0.295,"open_interest":0.0,"volume":0.0,"delta":0.9367,"gamma":0.0002,"vega":2.4313,"theta":-0.8969,"rho":4.1527,"theo":805.3888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":824.600006103516},{"option":"SPXW260319P06075000","bid":15.5,"bid_size":54.0,"ask":16.0,"ask_size":85.0,"iv":0.2949,"open_interest":123.0,"volume":0.0,"delta":-0.0634,"gamma":0.0002,"vega":2.4313,"theta":-1.2001,"rho":-0.3274,"theo":15.6283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.3,"last_trade_time":"2026-02-17T14:17:42","percent_change":0.0,"prev_day_close":13.8000001907349},{"option":"SPXW260319C06100000","bid":778.0,"bid_size":2.0,"ask":785.5,"ask_size":3.0,"iv":0.291,"open_interest":0.0,"volume":0.0,"delta":0.9326,"gamma":0.0002,"vega":2.5496,"theta":-0.9498,"rho":4.1502,"theo":781.4244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":800.5},{"option":"SPXW260319P06100000","bid":16.4,"bid_size":67.0,"ask":16.9,"ask_size":30.0,"iv":0.2908,"open_interest":52.0,"volume":10.0,"delta":-0.0674,"gamma":0.0002,"vega":2.5496,"theta":-1.2434,"rho":-0.3484,"theo":16.5863,"change":-1.18,"open":15.64,"high":15.92,"low":12.5,"tick":"up","last_trade_price":15.92,"last_trade_time":"2026-02-18T14:36:24","percent_change":-6.90058,"prev_day_close":14.6500000953674},{"option":"SPXW260319C06125000","bid":754.1,"bid_size":2.0,"ask":761.6,"ask_size":3.0,"iv":0.2872,"open_interest":0.0,"volume":0.0,"delta":0.9283,"gamma":0.0002,"vega":2.6739,"theta":-1.0045,"rho":4.1459,"theo":757.5377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.600006103516},{"option":"SPXW260319P06125000","bid":17.4,"bid_size":63.0,"ask":18.0,"ask_size":63.0,"iv":0.2871,"open_interest":80.0,"volume":38.0,"delta":-0.0717,"gamma":0.0002,"vega":2.6739,"theta":-1.2886,"rho":-0.3711,"theo":17.622,"change":-2.8,"open":15.0,"high":15.3,"low":15.0,"tick":"no_change","last_trade_price":15.3,"last_trade_time":"2026-02-18T15:59:43","percent_change":-15.4696,"prev_day_close":15.5499997138977},{"option":"SPXW260319C06150000","bid":730.3,"bid_size":2.0,"ask":738.0,"ask_size":2.0,"iv":0.2834,"open_interest":0.0,"volume":0.0,"delta":0.9237,"gamma":0.0003,"vega":2.8028,"theta":-1.0609,"rho":4.1399,"theo":733.7346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":752.5},{"option":"SPXW260319P06150000","bid":18.5,"bid_size":60.0,"ask":19.1,"ask_size":28.0,"iv":0.2832,"open_interest":42.0,"volume":5.0,"delta":-0.0763,"gamma":0.0003,"vega":2.8028,"theta":-1.3354,"rho":-0.3955,"theo":18.7413,"change":-5.23,"open":17.64,"high":17.64,"low":13.97,"tick":"down","last_trade_price":13.97,"last_trade_time":"2026-02-18T11:36:07","percent_change":-27.2396,"prev_day_close":16.5},{"option":"SPXW260319C06175000","bid":706.5,"bid_size":2.0,"ask":714.0,"ask_size":3.0,"iv":0.2797,"open_interest":0.0,"volume":0.0,"delta":0.9187,"gamma":0.0003,"vega":2.9367,"theta":-1.1191,"rho":4.1326,"theo":710.0203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.850006103516},{"option":"SPXW260319P06175000","bid":19.7,"bid_size":57.0,"ask":20.3,"ask_size":27.0,"iv":0.2794,"open_interest":44.0,"volume":0.0,"delta":-0.0813,"gamma":0.0003,"vega":2.9367,"theta":-1.384,"rho":-0.4213,"theo":19.9493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.5,"last_trade_time":"2026-02-17T14:20:49","percent_change":0.0,"prev_day_close":17.5},{"option":"SPXW260319C06200000","bid":682.9,"bid_size":2.0,"ask":690.4,"ask_size":2.0,"iv":0.2762,"open_interest":3.0,"volume":3.0,"delta":0.9134,"gamma":0.0003,"vega":3.0777,"theta":-1.1787,"rho":4.1234,"theo":686.3998,"change":44.32,"open":726.22,"high":726.22,"low":726.22,"tick":"up","last_trade_price":726.22,"last_trade_time":"2026-02-18T10:22:45","percent_change":6.49949,"prev_day_close":704.75},{"option":"SPXW260319P06200000","bid":20.9,"bid_size":61.0,"ask":21.7,"ask_size":61.0,"iv":0.2759,"open_interest":67.0,"volume":28.0,"delta":-0.0867,"gamma":0.0003,"vega":3.0777,"theta":-1.4341,"rho":-0.4489,"theo":21.2513,"change":-0.22,"open":19.67,"high":19.67,"low":19.54,"tick":"down","last_trade_price":19.54,"last_trade_time":"2026-02-18T09:48:07","percent_change":-1.17962,"prev_day_close":18.6499996185303},{"option":"SPXW260319C06225000","bid":659.4,"bid_size":3.0,"ask":667.1,"ask_size":2.0,"iv":0.2726,"open_interest":0.0,"volume":0.0,"delta":0.9076,"gamma":0.0003,"vega":3.2269,"theta":-1.2399,"rho":4.1119,"theo":662.88,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":681.0},{"option":"SPXW260319P06225000","bid":22.3,"bid_size":59.0,"ask":23.0,"ask_size":47.0,"iv":0.2721,"open_interest":74.0,"volume":0.0,"delta":-0.0924,"gamma":0.0003,"vega":3.2269,"theta":-1.4856,"rho":-0.4788,"theo":22.6538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":21.6,"last_trade_time":"2026-02-17T14:25:47","percent_change":0.0,"prev_day_close":19.8500003814697},{"option":"SPXW260319C06250000","bid":635.9,"bid_size":2.0,"ask":643.7,"ask_size":2.0,"iv":0.2688,"open_interest":0.0,"volume":0.0,"delta":0.9015,"gamma":0.0003,"vega":3.3832,"theta":-1.3023,"rho":4.0978,"theo":639.469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":657.449981689453},{"option":"SPXW260319P06250000","bid":23.8,"bid_size":56.0,"ask":24.6,"ask_size":56.0,"iv":0.2684,"open_interest":41.0,"volume":41.0,"delta":-0.0986,"gamma":0.0003,"vega":3.3832,"theta":-1.5385,"rho":-0.5114,"theo":24.1651,"change":-6.8,"open":23.6,"high":23.6,"low":17.65,"tick":"no_change","last_trade_price":17.7,"last_trade_time":"2026-02-18T12:12:08","percent_change":-27.7551,"prev_day_close":21.1499996185303},{"option":"SPXW260319C06275000","bid":612.7,"bid_size":2.0,"ask":620.1,"ask_size":3.0,"iv":0.2648,"open_interest":0.0,"volume":0.0,"delta":0.8949,"gamma":0.0004,"vega":3.544,"theta":-1.3658,"rho":4.0813,"theo":616.1748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":633.700012207031},{"option":"SPXW260319P06275000","bid":25.4,"bid_size":53.0,"ask":26.2,"ask_size":42.0,"iv":0.2646,"open_interest":6.0,"volume":0.0,"delta":-0.1052,"gamma":0.0004,"vega":3.544,"theta":-1.5925,"rho":-0.5462,"theo":25.7933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.0,"last_trade_time":"2026-02-17T11:09:20","percent_change":0.0,"prev_day_close":22.5499992370605},{"option":"SPXW260319C06300000","bid":589.4,"bid_size":2.0,"ask":597.2,"ask_size":2.0,"iv":0.2614,"open_interest":0.0,"volume":0.0,"delta":0.8878,"gamma":0.0004,"vega":3.7089,"theta":-1.4303,"rho":4.0629,"theo":593.0034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":610.350006103516},{"option":"SPXW260319P06300000","bid":27.1,"bid_size":50.0,"ask":27.9,"ask_size":39.0,"iv":0.2609,"open_interest":30.0,"volume":25.0,"delta":-0.1123,"gamma":0.0004,"vega":3.7089,"theta":-1.6474,"rho":-0.583,"theo":27.5443,"change":-1.5,"open":19.97,"high":26.3,"low":19.97,"tick":"up","last_trade_price":26.3,"last_trade_time":"2026-02-18T15:22:02","percent_change":-5.39568,"prev_day_close":24.0499992370605},{"option":"SPXW260319C06325000","bid":566.5,"bid_size":2.0,"ask":573.9,"ask_size":3.0,"iv":0.2578,"open_interest":0.0,"volume":0.0,"delta":0.8802,"gamma":0.0004,"vega":3.8805,"theta":-1.4955,"rho":4.0422,"theo":569.9608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":587.049987792969},{"option":"SPXW260319P06325000","bid":29.0,"bid_size":48.0,"ask":29.8,"ask_size":48.0,"iv":0.2573,"open_interest":27.0,"volume":24.0,"delta":-0.1198,"gamma":0.0004,"vega":3.8805,"theta":-1.703,"rho":-0.6222,"theo":29.424,"change":-8.23,"open":21.35,"high":21.42,"low":21.28,"tick":"up","last_trade_price":21.42,"last_trade_time":"2026-02-18T11:33:18","percent_change":-27.7572,"prev_day_close":25.75},{"option":"SPXW260319C06350000","bid":543.5,"bid_size":2.0,"ask":550.9,"ask_size":3.0,"iv":0.2538,"open_interest":0.0,"volume":0.0,"delta":0.8721,"gamma":0.0004,"vega":4.0604,"theta":-1.5611,"rho":4.0182,"theo":547.0553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.049987792969},{"option":"SPXW260319P06350000","bid":31.0,"bid_size":29.0,"ask":31.8,"ask_size":33.0,"iv":0.2536,"open_interest":145.0,"volume":141.0,"delta":-0.1279,"gamma":0.0004,"vega":4.0604,"theta":-1.7591,"rho":-0.6646,"theo":31.4409,"change":-3.69,"open":27.7,"high":27.96,"low":22.77,"tick":"up","last_trade_price":27.96,"last_trade_time":"2026-02-18T15:35:31","percent_change":-11.6588,"prev_day_close":27.4500007629395},{"option":"SPXW260319C06375000","bid":520.9,"bid_size":3.0,"ask":528.1,"ask_size":3.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":0.8634,"gamma":0.0005,"vega":4.2461,"theta":-1.6269,"rho":3.9907,"theo":524.2981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":540.75},{"option":"SPXW260319P06375000","bid":33.1,"bid_size":42.0,"ask":34.0,"ask_size":32.0,"iv":0.2499,"open_interest":27.0,"volume":10.0,"delta":-0.1366,"gamma":0.0005,"vega":4.2461,"theta":-1.8152,"rho":-0.7105,"theo":33.6061,"change":-9.35,"open":32.5,"high":32.5,"low":24.45,"tick":"down","last_trade_price":24.45,"last_trade_time":"2026-02-18T10:48:07","percent_change":-27.6627,"prev_day_close":29.3500003814697},{"option":"SPXW260319C06400000","bid":498.2,"bid_size":2.0,"ask":505.1,"ask_size":3.0,"iv":0.246,"open_interest":0.0,"volume":0.0,"delta":0.8542,"gamma":0.0005,"vega":4.4343,"theta":-1.6924,"rho":3.9604,"theo":501.6989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":517.899993896484},{"option":"SPXW260319P06400000","bid":35.5,"bid_size":10.0,"ask":36.3,"ask_size":29.0,"iv":0.2464,"open_interest":559.0,"volume":205.0,"delta":-0.1458,"gamma":0.0005,"vega":4.4343,"theta":-1.8712,"rho":-0.7593,"theo":35.9293,"change":-1.72,"open":26.6,"high":34.38,"low":26.3,"tick":"up","last_trade_price":34.38,"last_trade_time":"2026-02-18T15:22:02","percent_change":-4.76454,"prev_day_close":31.4500007629394},{"option":"SPXW260319C06425000","bid":475.8,"bid_size":2.0,"ask":482.9,"ask_size":3.0,"iv":0.2426,"open_interest":0.0,"volume":0.0,"delta":0.8443,"gamma":0.0005,"vega":4.6256,"theta":-1.7575,"rho":3.9275,"theo":479.2651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":495.25},{"option":"SPXW260319P06425000","bid":38.0,"bid_size":9.0,"ask":38.9,"ask_size":38.0,"iv":0.2427,"open_interest":36.0,"volume":0.0,"delta":-0.1557,"gamma":0.0005,"vega":4.6256,"theta":-1.9268,"rho":-0.8105,"theo":38.4178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":50.75,"last_trade_time":"2026-02-17T10:55:49","percent_change":0.0,"prev_day_close":33.6500015258789},{"option":"SPXW260319C06450000","bid":453.8,"bid_size":4.0,"ask":460.9,"ask_size":4.0,"iv":0.2396,"open_interest":0.0,"volume":0.0,"delta":0.8338,"gamma":0.0005,"vega":4.8237,"theta":-1.8217,"rho":3.891,"theo":457.006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.699996948242},{"option":"SPXW260319P06450000","bid":40.6,"bid_size":20.0,"ask":41.5,"ask_size":26.0,"iv":0.2389,"open_interest":44.0,"volume":11.0,"delta":-0.1663,"gamma":0.0005,"vega":4.8237,"theta":-1.9814,"rho":-0.8655,"theo":41.0811,"change":-4.63,"open":40.0,"high":40.0,"low":29.08,"tick":"up","last_trade_price":36.67,"last_trade_time":"2026-02-18T15:35:31","percent_change":-11.2107,"prev_day_close":36.0499992370606},{"option":"SPXW260319C06475000","bid":431.5,"bid_size":2.0,"ask":438.1,"ask_size":4.0,"iv":0.2345,"open_interest":0.0,"volume":0.0,"delta":0.8225,"gamma":0.0006,"vega":5.0277,"theta":-1.8846,"rho":3.8497,"theo":434.9367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.649993896484},{"option":"SPXW260319P06475000","bid":43.5,"bid_size":20.0,"ask":44.4,"ask_size":25.0,"iv":0.2352,"open_interest":75.0,"volume":8.0,"delta":-0.1775,"gamma":0.0006,"vega":5.0277,"theta":-2.0347,"rho":-0.9252,"theo":43.9342,"change":-4.15,"open":33.48,"high":40.0,"low":33.48,"tick":"up","last_trade_price":40.0,"last_trade_time":"2026-02-18T15:03:08","percent_change":-9.39978,"prev_day_close":38.6000003814697},{"option":"SPXW260319C06500000","bid":409.6,"bid_size":2.0,"ask":416.4,"ask_size":4.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.8105,"gamma":0.0006,"vega":5.2322,"theta":-1.9457,"rho":3.8045,"theo":413.0727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.149993896484},{"option":"SPXW260319P06500000","bid":46.6,"bid_size":20.0,"ask":47.5,"ask_size":24.0,"iv":0.2315,"open_interest":49.0,"volume":12.0,"delta":-0.1895,"gamma":0.0006,"vega":5.2322,"theta":-2.0863,"rho":-0.9889,"theo":46.9926,"change":-7.95,"open":36.14,"high":44.46,"low":34.22,"tick":"down","last_trade_price":39.3,"last_trade_time":"2026-02-18T15:55:32","percent_change":-16.8254,"prev_day_close":41.3999996185303},{"option":"SPXW260319C06525000","bid":388.0,"bid_size":2.0,"ask":394.5,"ask_size":4.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.7977,"gamma":0.0006,"vega":5.4364,"theta":-2.0047,"rho":3.7562,"theo":391.4257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":406.25},{"option":"SPXW260319P06525000","bid":49.9,"bid_size":18.0,"ask":50.9,"ask_size":31.0,"iv":0.2276,"open_interest":77.0,"volume":72.0,"delta":-0.2024,"gamma":0.0006,"vega":5.4364,"theta":-2.1357,"rho":-1.0556,"theo":50.2679,"change":-5.5,"open":38.89,"high":47.65,"low":36.7,"tick":"down","last_trade_price":43.6,"last_trade_time":"2026-02-18T15:59:50","percent_change":-10.8696,"prev_day_close":44.2999992370606},{"option":"SPXW260319C06550000","bid":366.5,"bid_size":2.0,"ask":373.1,"ask_size":4.0,"iv":0.2231,"open_interest":1.0,"volume":0.0,"delta":0.784,"gamma":0.0007,"vega":5.6445,"theta":-2.0611,"rho":3.7032,"theo":370.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.78,"last_trade_time":"2026-02-12T12:20:18","percent_change":0.0,"prev_day_close":384.549987792969},{"option":"SPXW260319P06550000","bid":53.4,"bid_size":18.0,"ask":54.4,"ask_size":21.0,"iv":0.2237,"open_interest":185.0,"volume":13.0,"delta":-0.216,"gamma":0.0007,"vega":5.6445,"theta":-2.1825,"rho":-1.127,"theo":53.7741,"change":-0.07,"open":46.53,"high":51.88,"low":40.35,"tick":"up","last_trade_price":49.68,"last_trade_time":"2026-02-18T15:34:10","percent_change":-0.147368,"prev_day_close":47.5},{"option":"SPXW260319C06575000","bid":345.5,"bid_size":2.0,"ask":351.9,"ask_size":4.0,"iv":0.2192,"open_interest":0.0,"volume":0.0,"delta":0.7694,"gamma":0.0007,"vega":5.8554,"theta":-2.1142,"rho":3.644,"theo":348.8464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.25},{"option":"SPXW260319P06575000","bid":57.2,"bid_size":18.0,"ask":58.2,"ask_size":20.0,"iv":0.2198,"open_interest":160.0,"volume":12.0,"delta":-0.2306,"gamma":0.0007,"vega":5.8554,"theta":-2.2261,"rho":-1.2046,"theo":57.5334,"change":-4.78,"open":49.97,"high":55.57,"low":42.69,"tick":"up","last_trade_price":53.27,"last_trade_time":"2026-02-18T15:34:10","percent_change":-8.23428,"prev_day_close":51.0},{"option":"SPXW260319C06600000","bid":324.7,"bid_size":5.0,"ask":331.0,"ask_size":7.0,"iv":0.2153,"open_interest":0.0,"volume":0.0,"delta":0.7539,"gamma":0.0008,"vega":6.0623,"theta":-2.1636,"rho":3.5802,"theo":327.9591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.850006103516},{"option":"SPXW260319P06600000","bid":61.3,"bid_size":8.0,"ask":62.3,"ask_size":20.0,"iv":0.2159,"open_interest":42.0,"volume":4.0,"delta":-0.2462,"gamma":0.0008,"vega":6.0623,"theta":-2.2658,"rho":-1.2869,"theo":61.5685,"change":-12.98,"open":47.24,"high":49.17,"low":46.26,"tick":"up","last_trade_price":49.17,"last_trade_time":"2026-02-18T13:40:44","percent_change":-20.885,"prev_day_close":54.7000007629394},{"option":"SPXW260319C06625000","bid":304.3,"bid_size":7.0,"ask":310.4,"ask_size":7.0,"iv":0.2115,"open_interest":1.0,"volume":0.0,"delta":0.7373,"gamma":0.0008,"vega":6.2649,"theta":-2.2085,"rho":3.5122,"theo":307.3644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":321.84,"last_trade_time":"2026-02-12T12:20:18","percent_change":0.0,"prev_day_close":320.850006103516},{"option":"SPXW260319P06625000","bid":65.6,"bid_size":17.0,"ask":66.6,"ask_size":18.0,"iv":0.2118,"open_interest":6.0,"volume":1.0,"delta":-0.2628,"gamma":0.0008,"vega":6.2649,"theta":-2.3012,"rho":-1.3732,"theo":65.8962,"change":-16.58,"open":50.02,"high":50.02,"low":50.02,"tick":"down","last_trade_price":50.02,"last_trade_time":"2026-02-18T11:46:02","percent_change":-24.8949,"prev_day_close":58.6000003814697},{"option":"SPXW260319C06650000","bid":284.4,"bid_size":7.0,"ask":290.0,"ask_size":7.0,"iv":0.2076,"open_interest":2.0,"volume":0.0,"delta":0.7196,"gamma":0.0008,"vega":6.467,"theta":-2.2483,"rho":3.4373,"theo":287.0856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":278.16,"last_trade_time":"2026-02-17T15:57:52","percent_change":0.0,"prev_day_close":300.049987792969},{"option":"SPXW260319P06650000","bid":70.2,"bid_size":16.0,"ask":71.3,"ask_size":17.0,"iv":0.2079,"open_interest":33.0,"volume":6.0,"delta":-0.2804,"gamma":0.0008,"vega":6.467,"theta":-2.3314,"rho":-1.4666,"theo":70.5397,"change":-10.55,"open":54.66,"high":60.8,"low":53.43,"tick":"up","last_trade_price":60.8,"last_trade_time":"2026-02-18T15:59:20","percent_change":-14.7863,"prev_day_close":62.8999996185303},{"option":"SPXW260319C06675000","bid":264.5,"bid_size":7.0,"ask":270.5,"ask_size":7.0,"iv":0.2037,"open_interest":0.0,"volume":0.0,"delta":0.7007,"gamma":0.0009,"vega":6.663,"theta":-2.2821,"rho":3.3551,"theo":267.1553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":279.850006103516},{"option":"SPXW260319P06675000","bid":75.2,"bid_size":16.0,"ask":76.3,"ask_size":17.0,"iv":0.2037,"open_interest":9.0,"volume":3.0,"delta":-0.2993,"gamma":0.0009,"vega":6.663,"theta":-2.3557,"rho":-1.5672,"theo":75.5318,"change":-7.5,"open":72.3,"high":72.3,"low":69.0,"tick":"no_change","last_trade_price":69.0,"last_trade_time":"2026-02-18T15:04:03","percent_change":-9.80392,"prev_day_close":67.3999977111816},{"option":"SPXW260319C06700000","bid":247.3,"bid_size":1.0,"ask":248.5,"ask_size":1.0,"iv":0.1993,"open_interest":1.0,"volume":1.0,"delta":0.6806,"gamma":0.0009,"vega":6.8469,"theta":-2.3091,"rho":3.2684,"theo":247.5983,"change":34.38,"open":277.83,"high":277.83,"low":277.83,"tick":"up","last_trade_price":277.83,"last_trade_time":"2026-02-18T12:24:43","percent_change":14.122,"prev_day_close":259.950012207031},{"option":"SPXW260319P06700000","bid":80.7,"bid_size":7.0,"ask":81.6,"ask_size":15.0,"iv":0.1994,"open_interest":23.0,"volume":8.0,"delta":-0.3194,"gamma":0.0009,"vega":6.8469,"theta":-2.3731,"rho":-1.6724,"theo":80.8972,"change":-16.52,"open":61.86,"high":65.43,"low":61.86,"tick":"up","last_trade_price":65.43,"last_trade_time":"2026-02-18T13:40:44","percent_change":-20.1586,"prev_day_close":72.3499984741211},{"option":"SPXW260319C06710000","bid":239.6,"bid_size":1.0,"ask":240.8,"ask_size":1.0,"iv":0.1978,"open_interest":2.0,"volume":0.0,"delta":0.6722,"gamma":0.001,"vega":6.9177,"theta":-2.3178,"rho":3.2319,"theo":239.8849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":209.65,"last_trade_time":"2026-02-17T09:53:31","percent_change":0.0,"prev_day_close":251.550003051758},{"option":"SPXW260319P06710000","bid":82.8,"bid_size":7.0,"ask":83.9,"ask_size":15.0,"iv":0.1976,"open_interest":4.0,"volume":1.0,"delta":-0.3278,"gamma":0.001,"vega":6.9177,"theta":-2.378,"rho":-1.7162,"theo":83.1527,"change":-17.53,"open":66.82,"high":66.82,"low":66.82,"tick":"down","last_trade_price":66.82,"last_trade_time":"2026-02-18T13:34:48","percent_change":-20.7825,"prev_day_close":74.3999977111816},{"option":"SPXW260319C06720000","bid":231.9,"bid_size":1.0,"ask":233.2,"ask_size":1.0,"iv":0.196,"open_interest":0.0,"volume":0.0,"delta":0.6636,"gamma":0.001,"vega":6.9872,"theta":-2.3253,"rho":3.1939,"theo":232.2373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":243.799995422363},{"option":"SPXW260319P06720000","bid":85.1,"bid_size":14.0,"ask":86.2,"ask_size":15.0,"iv":0.1959,"open_interest":2.0,"volume":0.0,"delta":-0.3364,"gamma":0.001,"vega":6.9872,"theta":-2.3816,"rho":-1.7616,"theo":85.474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.57,"last_trade_time":"2026-02-17T15:12:13","percent_change":0.0,"prev_day_close":76.5},{"option":"SPXW260319C06725000","bid":228.1,"bid_size":1.0,"ask":229.4,"ask_size":1.0,"iv":0.1951,"open_interest":0.0,"volume":0.0,"delta":0.6592,"gamma":0.001,"vega":7.0214,"theta":-2.3285,"rho":3.1742,"theo":228.439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":239.900001525879},{"option":"SPXW260319P06725000","bid":86.3,"bid_size":6.0,"ask":87.4,"ask_size":15.0,"iv":0.195,"open_interest":37.0,"volume":0.0,"delta":-0.3408,"gamma":0.001,"vega":7.0214,"theta":-2.3829,"rho":-1.7849,"theo":86.6602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.34,"last_trade_time":"2026-02-17T13:18:54","percent_change":0.0,"prev_day_close":77.6000022888184},{"option":"SPXW260319C06730000","bid":224.3,"bid_size":2.0,"ask":225.5,"ask_size":2.0,"iv":0.1942,"open_interest":0.0,"volume":0.0,"delta":0.6548,"gamma":0.001,"vega":7.0551,"theta":-2.3313,"rho":3.1542,"theo":224.6583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.049995422363},{"option":"SPXW260319P06730000","bid":87.6,"bid_size":6.0,"ask":88.6,"ask_size":15.0,"iv":0.1942,"open_interest":9.0,"volume":1.0,"delta":-0.3452,"gamma":0.001,"vega":7.0551,"theta":-2.3838,"rho":-1.8086,"theo":87.864,"change":-20.88,"open":68.27,"high":68.27,"low":68.27,"tick":"down","last_trade_price":68.27,"last_trade_time":"2026-02-18T10:42:08","percent_change":-23.4212,"prev_day_close":78.7000007629394},{"option":"SPXW260319C06740000","bid":216.9,"bid_size":5.0,"ask":218.0,"ask_size":2.0,"iv":0.1926,"open_interest":1.0,"volume":0.0,"delta":0.6458,"gamma":0.001,"vega":7.1206,"theta":-2.3359,"rho":3.1131,"theo":217.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.2,"last_trade_time":"2026-02-13T13:09:01","percent_change":0.0,"prev_day_close":228.299995422363},{"option":"SPXW260319P06740000","bid":89.9,"bid_size":13.0,"ask":91.0,"ask_size":14.0,"iv":0.1925,"open_interest":5.0,"volume":0.0,"delta":-0.3543,"gamma":0.001,"vega":7.1206,"theta":-2.3846,"rho":-1.8571,"theo":90.3255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.89,"last_trade_time":"2026-02-17T10:22:46","percent_change":0.0,"prev_day_close":80.9500007629394},{"option":"SPXW260319C06750000","bid":209.3,"bid_size":7.0,"ask":210.5,"ask_size":2.0,"iv":0.1907,"open_interest":2.0,"volume":1.0,"delta":0.6365,"gamma":0.001,"vega":7.1829,"theta":-2.339,"rho":3.071,"theo":209.717,"change":31.8,"open":237.75,"high":237.75,"low":237.75,"tick":"up","last_trade_price":237.75,"last_trade_time":"2026-02-18T12:24:43","percent_change":15.4406,"prev_day_close":220.700004577637},{"option":"SPXW260319P06750000","bid":92.4,"bid_size":13.0,"ask":93.5,"ask_size":13.0,"iv":0.1907,"open_interest":20.0,"volume":5.0,"delta":-0.3636,"gamma":0.001,"vega":7.1829,"theta":-2.3838,"rho":-1.9066,"theo":92.8606,"change":-24.3,"open":73.36,"high":73.36,"low":70.0,"tick":"down","last_trade_price":70.0,"last_trade_time":"2026-02-18T11:05:11","percent_change":-25.7688,"prev_day_close":83.2999992370606},{"option":"SPXW260319C06760000","bid":202.1,"bid_size":5.0,"ask":203.1,"ask_size":2.0,"iv":0.189,"open_interest":0.0,"volume":0.0,"delta":0.627,"gamma":0.001,"vega":7.2417,"theta":-2.3404,"rho":3.0281,"theo":202.3583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.099998474121},{"option":"SPXW260319P06760000","bid":95.0,"bid_size":6.0,"ask":96.1,"ask_size":13.0,"iv":0.1888,"open_interest":3.0,"volume":0.0,"delta":-0.3731,"gamma":0.001,"vega":7.2417,"theta":-2.3814,"rho":-1.9568,"theo":95.4709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":91.78,"last_trade_time":"2026-02-17T14:27:00","percent_change":0.0,"prev_day_close":85.6500015258789},{"option":"SPXW260319C06770000","bid":194.6,"bid_size":8.0,"ask":195.8,"ask_size":2.0,"iv":0.1871,"open_interest":6.0,"volume":1.0,"delta":0.6172,"gamma":0.0011,"vega":7.297,"theta":-2.3402,"rho":2.9846,"theo":195.076,"change":26.45,"open":218.0,"high":218.0,"low":218.0,"tick":"up","last_trade_price":218.0,"last_trade_time":"2026-02-18T13:27:00","percent_change":13.8084,"prev_day_close":205.650001525879},{"option":"SPXW260319P06770000","bid":97.7,"bid_size":6.0,"ask":98.8,"ask_size":13.0,"iv":0.1873,"open_interest":3.0,"volume":0.0,"delta":-0.3828,"gamma":0.0011,"vega":7.297,"theta":-2.3774,"rho":-2.0077,"theo":98.1575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":119.4,"last_trade_time":"2026-02-17T11:04:17","percent_change":0.0,"prev_day_close":88.1500015258789},{"option":"SPXW260319C06775000","bid":191.0,"bid_size":7.0,"ask":192.2,"ask_size":2.0,"iv":0.1862,"open_interest":28.0,"volume":0.0,"delta":0.6123,"gamma":0.0011,"vega":7.3234,"theta":-2.3395,"rho":2.9624,"theo":191.464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.41,"last_trade_time":"2026-02-17T15:16:53","percent_change":0.0,"prev_day_close":201.799995422363},{"option":"SPXW260319P06775000","bid":99.1,"bid_size":6.0,"ask":100.1,"ask_size":12.0,"iv":0.1862,"open_interest":14.0,"volume":5.0,"delta":-0.3878,"gamma":0.0011,"vega":7.3234,"theta":-2.3748,"rho":-2.0336,"theo":99.53,"change":-23.74,"open":76.62,"high":77.99,"low":76.62,"tick":"down","last_trade_price":77.46,"last_trade_time":"2026-02-18T12:46:27","percent_change":-23.4585,"prev_day_close":89.3999977111816},{"option":"SPXW260319C06780000","bid":187.4,"bid_size":7.0,"ask":188.6,"ask_size":2.0,"iv":0.1853,"open_interest":85.0,"volume":0.0,"delta":0.6073,"gamma":0.0011,"vega":7.3489,"theta":-2.3383,"rho":2.9398,"theo":187.8718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.18,"last_trade_time":"2026-02-17T13:17:59","percent_change":0.0,"prev_day_close":198.099998474121},{"option":"SPXW260319P06780000","bid":100.5,"bid_size":6.0,"ask":101.5,"ask_size":12.0,"iv":0.1853,"open_interest":2.0,"volume":0.0,"delta":-0.3928,"gamma":0.0011,"vega":7.3489,"theta":-2.3717,"rho":-2.0598,"theo":100.9223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":141.64,"last_trade_time":"2026-02-17T10:33:27","percent_change":0.0,"prev_day_close":90.6500015258789},{"option":"SPXW260319C06790000","bid":180.4,"bid_size":5.0,"ask":181.5,"ask_size":2.0,"iv":0.1835,"open_interest":3.0,"volume":0.0,"delta":0.597,"gamma":0.0011,"vega":7.3977,"theta":-2.3346,"rho":2.8934,"theo":180.7486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.7,"last_trade_time":"2026-02-17T12:44:49","percent_change":0.0,"prev_day_close":190.799995422363},{"option":"SPXW260319P06790000","bid":103.3,"bid_size":6.0,"ask":104.4,"ask_size":12.0,"iv":0.1835,"open_interest":1.0,"volume":1.0,"delta":-0.403,"gamma":0.0011,"vega":7.3977,"theta":-2.3642,"rho":-2.1136,"theo":103.768,"change":-27.6,"open":77.9,"high":77.9,"low":77.9,"tick":"down","last_trade_price":77.9,"last_trade_time":"2026-02-18T11:07:58","percent_change":-26.1611,"prev_day_close":93.2999992370606},{"option":"SPXW260319C06800000","bid":173.2,"bid_size":8.0,"ask":174.4,"ask_size":2.0,"iv":0.1817,"open_interest":60.0,"volume":1.0,"delta":0.5866,"gamma":0.0011,"vega":7.4429,"theta":-2.3291,"rho":2.8449,"theo":173.7099,"change":22.23,"open":192.58,"high":192.58,"low":192.58,"tick":"up","last_trade_price":192.58,"last_trade_time":"2026-02-18T15:54:40","percent_change":13.0496,"prev_day_close":183.5},{"option":"SPXW260319P06800000","bid":106.2,"bid_size":5.0,"ask":107.3,"ask_size":12.0,"iv":0.1816,"open_interest":736.0,"volume":57.0,"delta":-0.4135,"gamma":0.0011,"vega":7.4429,"theta":-2.3548,"rho":-2.1695,"theo":106.6982,"change":6.54,"open":85.13,"high":101.1,"low":83.12,"tick":"up","last_trade_price":92.8,"last_trade_time":"2026-02-18T15:59:15","percent_change":6.8125,"prev_day_close":96.0},{"option":"SPXW260319C06810000","bid":166.2,"bid_size":8.0,"ask":167.5,"ask_size":2.0,"iv":0.1799,"open_interest":5.0,"volume":0.0,"delta":0.5759,"gamma":0.0011,"vega":7.4838,"theta":-2.3215,"rho":2.7948,"theo":166.7595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.99,"last_trade_time":"2026-02-17T14:28:15","percent_change":0.0,"prev_day_close":176.25},{"option":"SPXW260319P06810000","bid":109.2,"bid_size":5.0,"ask":110.3,"ask_size":11.0,"iv":0.18,"open_interest":23.0,"volume":46.0,"delta":-0.4242,"gamma":0.0011,"vega":7.4838,"theta":-2.3434,"rho":-2.227,"theo":109.7168,"change":-5.94,"open":105.78,"high":105.78,"low":105.56,"tick":"up","last_trade_price":105.76,"last_trade_time":"2026-02-18T15:20:15","percent_change":-5.31782,"prev_day_close":98.75},{"option":"SPXW260319C06820000","bid":159.4,"bid_size":2.0,"ask":160.7,"ask_size":12.0,"iv":0.1781,"open_interest":3.0,"volume":0.0,"delta":0.5649,"gamma":0.0012,"vega":7.5199,"theta":-2.3118,"rho":2.7436,"theo":159.9001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.8,"last_trade_time":"2026-02-17T14:28:15","percent_change":0.0,"prev_day_close":169.25},{"option":"SPXW260319P06820000","bid":112.3,"bid_size":5.0,"ask":113.4,"ask_size":11.0,"iv":0.178,"open_interest":0.0,"volume":0.0,"delta":-0.4352,"gamma":0.0012,"vega":7.5199,"theta":-2.3299,"rho":-2.2856,"theo":112.8263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":101.650001525879},{"option":"SPXW260319C06825000","bid":156.0,"bid_size":2.0,"ask":157.2,"ask_size":2.0,"iv":0.1772,"open_interest":10.0,"volume":0.0,"delta":0.5593,"gamma":0.0012,"vega":7.5359,"theta":-2.3062,"rho":2.7177,"theo":156.5052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":147.9,"last_trade_time":"2026-02-17T13:22:38","percent_change":0.0,"prev_day_close":165.700004577637},{"option":"SPXW260319P06825000","bid":113.9,"bid_size":5.0,"ask":115.0,"ask_size":11.0,"iv":0.1771,"open_interest":20.0,"volume":16.0,"delta":-0.4407,"gamma":0.0012,"vega":7.5359,"theta":-2.3223,"rho":-2.3151,"theo":114.4159,"change":-17.05,"open":110.29,"high":110.29,"low":87.08,"tick":"up","last_trade_price":99.5,"last_trade_time":"2026-02-18T14:14:50","percent_change":-14.6289,"prev_day_close":103.150001525879},{"option":"SPXW260319C06830000","bid":152.6,"bid_size":2.0,"ask":153.8,"ask_size":2.0,"iv":0.1762,"open_interest":4.0,"volume":0.0,"delta":0.5537,"gamma":0.0012,"vega":7.5506,"theta":-2.3,"rho":2.6917,"theo":153.1338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":139.04,"last_trade_time":"2026-02-17T13:18:28","percent_change":0.0,"prev_day_close":162.150001525879},{"option":"SPXW260319P06830000","bid":115.5,"bid_size":5.0,"ask":116.6,"ask_size":11.0,"iv":0.1761,"open_interest":8.0,"volume":4.0,"delta":-0.4464,"gamma":0.0012,"vega":7.5506,"theta":-2.3143,"rho":-2.3448,"theo":116.0289,"change":-5.84,"open":110.39,"high":112.41,"low":110.39,"tick":"up","last_trade_price":112.41,"last_trade_time":"2026-02-18T15:22:04","percent_change":-4.93869,"prev_day_close":104.650001525879},{"option":"SPXW260319C06840000","bid":146.0,"bid_size":6.0,"ask":147.1,"ask_size":2.0,"iv":0.1743,"open_interest":6.0,"volume":0.0,"delta":0.5422,"gamma":0.0012,"vega":7.5758,"theta":-2.286,"rho":2.639,"theo":146.4623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.1,"last_trade_time":"2026-02-17T11:07:49","percent_change":0.0,"prev_day_close":155.25},{"option":"SPXW260319P06840000","bid":118.7,"bid_size":6.0,"ask":119.9,"ask_size":11.0,"iv":0.1741,"open_interest":3.0,"volume":4.0,"delta":-0.4579,"gamma":0.0012,"vega":7.5758,"theta":-2.2965,"rho":-2.4048,"theo":119.3264,"change":-5.87,"open":114.16,"high":116.36,"low":114.16,"tick":"down","last_trade_price":115.73,"last_trade_time":"2026-02-18T15:21:51","percent_change":-4.8273,"prev_day_close":107.549999237061},{"option":"SPXW260319C06850000","bid":139.4,"bid_size":6.0,"ask":140.5,"ask_size":2.0,"iv":0.1725,"open_interest":2.0,"volume":1.0,"delta":0.5304,"gamma":0.0012,"vega":7.5954,"theta":-2.2698,"rho":2.5847,"theo":139.8889,"change":11.16,"open":148.31,"high":148.31,"low":148.31,"tick":"up","last_trade_price":148.31,"last_trade_time":"2026-02-18T15:45:06","percent_change":8.13708,"prev_day_close":148.549995422363},{"option":"SPXW260319P06850000","bid":122.0,"bid_size":6.0,"ask":123.3,"ask_size":11.0,"iv":0.1723,"open_interest":24.0,"volume":4.0,"delta":-0.4696,"gamma":0.0012,"vega":7.5954,"theta":-2.2764,"rho":-2.4665,"theo":122.7219,"change":-20.87,"open":100.8,"high":104.38,"low":97.08,"tick":"up","last_trade_price":104.38,"last_trade_time":"2026-02-18T15:54:29","percent_change":-16.6627,"prev_day_close":110.849998474121},{"option":"SPXW260319C06860000","bid":132.9,"bid_size":9.0,"ask":134.2,"ask_size":13.0,"iv":0.1706,"open_interest":10.0,"volume":4.0,"delta":0.5184,"gamma":0.0012,"vega":7.609,"theta":-2.2512,"rho":2.5282,"theo":133.4183,"change":18.29,"open":143.83,"high":149.09,"low":143.83,"tick":"up","last_trade_price":149.09,"last_trade_time":"2026-02-18T15:54:29","percent_change":13.9832,"prev_day_close":141.75},{"option":"SPXW260319P06860000","bid":125.5,"bid_size":6.0,"ask":126.8,"ask_size":11.0,"iv":0.1703,"open_interest":2.0,"volume":0.0,"delta":-0.4816,"gamma":0.0012,"vega":7.609,"theta":-2.254,"rho":-2.5304,"theo":126.2204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.3,"last_trade_time":"2026-02-17T15:31:44","percent_change":0.0,"prev_day_close":114.150001525879},{"option":"SPXW260319C06870000","bid":126.5,"bid_size":2.0,"ask":127.7,"ask_size":2.0,"iv":0.1686,"open_interest":5.0,"volume":0.0,"delta":0.5061,"gamma":0.0012,"vega":7.6161,"theta":-2.2302,"rho":2.4695,"theo":127.0565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.03,"last_trade_time":"2026-02-17T14:52:31","percent_change":0.0,"prev_day_close":135.25},{"option":"SPXW260319P06870000","bid":129.2,"bid_size":6.0,"ask":130.4,"ask_size":6.0,"iv":0.1686,"open_interest":2.0,"volume":0.0,"delta":-0.4939,"gamma":0.0012,"vega":7.6161,"theta":-2.2292,"rho":-2.5964,"theo":129.8275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.15,"last_trade_time":"2026-02-13T15:26:27","percent_change":0.0,"prev_day_close":117.5},{"option":"SPXW260319C06875000","bid":123.4,"bid_size":13.0,"ask":124.6,"ask_size":6.0,"iv":0.1678,"open_interest":9.0,"volume":0.0,"delta":0.4999,"gamma":0.0012,"vega":7.617,"theta":-2.2188,"rho":2.4397,"theo":123.9179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.52,"last_trade_time":"2026-02-13T15:05:11","percent_change":0.0,"prev_day_close":131.950004577637},{"option":"SPXW260319P06875000","bid":130.9,"bid_size":11.0,"ask":132.3,"ask_size":11.0,"iv":0.1678,"open_interest":14.0,"volume":2.0,"delta":-0.5001,"gamma":0.0012,"vega":7.617,"theta":-2.2158,"rho":-2.63,"theo":131.6734,"change":-7.72,"open":127.61,"high":127.61,"low":126.83,"tick":"down","last_trade_price":126.83,"last_trade_time":"2026-02-18T15:13:54","percent_change":-5.73764,"prev_day_close":119.25},{"option":"SPXW260319C06880000","bid":120.3,"bid_size":13.0,"ask":121.5,"ask_size":6.0,"iv":0.1668,"open_interest":1.0,"volume":0.0,"delta":0.4936,"gamma":0.0012,"vega":7.6162,"theta":-2.2067,"rho":2.4097,"theo":120.8084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.21,"last_trade_time":"2026-02-17T09:57:28","percent_change":0.0,"prev_day_close":128.75},{"option":"SPXW260319P06880000","bid":132.8,"bid_size":10.0,"ask":134.1,"ask_size":6.0,"iv":0.1666,"open_interest":1.0,"volume":1.0,"delta":-0.5064,"gamma":0.0012,"vega":7.6162,"theta":-2.2018,"rho":-2.6637,"theo":133.5483,"change":-5.75,"open":130.7,"high":130.7,"low":130.7,"tick":"down","last_trade_price":130.7,"last_trade_time":"2026-02-18T09:34:00","percent_change":-4.214,"prev_day_close":121.0},{"option":"SPXW260319C06890000","bid":114.2,"bid_size":13.0,"ask":115.4,"ask_size":18.0,"iv":0.1649,"open_interest":54.0,"volume":100.0,"delta":0.4808,"gamma":0.0013,"vega":7.609,"theta":-2.1807,"rho":2.3494,"theo":114.6779,"change":3.25,"open":115.8,"high":115.8,"low":115.8,"tick":"no_change","last_trade_price":115.8,"last_trade_time":"2026-02-18T09:34:21","percent_change":2.88761,"prev_day_close":122.400001525879},{"option":"SPXW260319P06890000","bid":136.7,"bid_size":2.0,"ask":138.0,"ask_size":2.0,"iv":0.1648,"open_interest":5.0,"volume":4.0,"delta":-0.5193,"gamma":0.0013,"vega":7.609,"theta":-2.172,"rho":-2.7314,"theo":137.3868,"change":-17.52,"open":122.98,"high":122.98,"low":122.98,"tick":"down","last_trade_price":122.98,"last_trade_time":"2026-02-18T09:58:14","percent_change":-12.4698,"prev_day_close":124.599998474121},{"option":"SPXW260319C06900000","bid":108.2,"bid_size":18.0,"ask":109.4,"ask_size":18.0,"iv":0.163,"open_interest":15.0,"volume":1.0,"delta":0.4677,"gamma":0.0013,"vega":7.5941,"theta":-2.1521,"rho":2.2882,"theo":108.6692,"change":22.85,"open":129.5,"high":129.5,"low":129.5,"tick":"up","last_trade_price":129.5,"last_trade_time":"2026-02-18T11:31:27","percent_change":21.4252,"prev_day_close":116.100002288818},{"option":"SPXW260319P06900000","bid":140.6,"bid_size":6.0,"ask":142.0,"ask_size":2.0,"iv":0.1628,"open_interest":40.0,"volume":54.0,"delta":-0.5323,"gamma":0.0013,"vega":7.5941,"theta":-2.1396,"rho":-2.7999,"theo":141.347,"change":-7.99,"open":112.4,"high":138.21,"low":111.5,"tick":"up","last_trade_price":136.66,"last_trade_time":"2026-02-18T15:29:59","percent_change":-5.52368,"prev_day_close":128.349998474121},{"option":"SPXW260319C06910000","bid":102.2,"bid_size":12.0,"ask":103.6,"ask_size":12.0,"iv":0.1611,"open_interest":0.0,"volume":0.0,"delta":0.4544,"gamma":0.0013,"vega":7.5708,"theta":-2.121,"rho":2.2252,"theo":102.7887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P06910000","bid":144.0,"bid_size":10.0,"ask":146.9,"ask_size":9.0,"iv":0.1611,"open_interest":0.0,"volume":0.0,"delta":-0.5457,"gamma":0.0013,"vega":7.5708,"theta":-2.1046,"rho":-2.8703,"theo":145.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C06920000","bid":96.5,"bid_size":12.0,"ask":97.9,"ask_size":12.0,"iv":0.1592,"open_interest":0.0,"volume":0.0,"delta":0.4408,"gamma":0.0013,"vega":7.5382,"theta":-2.0873,"rho":2.1597,"theo":97.0457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P06920000","bid":148.3,"bid_size":10.0,"ask":151.2,"ask_size":9.0,"iv":0.1593,"open_interest":0.0,"volume":0.0,"delta":-0.5593,"gamma":0.0013,"vega":7.5382,"theta":-2.0671,"rho":-2.9432,"theo":149.6614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C06925000","bid":93.8,"bid_size":11.0,"ask":95.0,"ask_size":6.0,"iv":0.1582,"open_interest":14.0,"volume":1.0,"delta":0.4339,"gamma":0.0013,"vega":7.5183,"theta":-2.0695,"rho":2.1262,"theo":94.2289,"change":11.25,"open":104.0,"high":104.0,"low":104.0,"tick":"up","last_trade_price":104.0,"last_trade_time":"2026-02-18T14:15:03","percent_change":12.1294,"prev_day_close":101.150001525879},{"option":"SPXW260319P06925000","bid":151.2,"bid_size":6.0,"ask":152.5,"ask_size":2.0,"iv":0.158,"open_interest":61.0,"volume":53.0,"delta":-0.5661,"gamma":0.0013,"vega":7.5183,"theta":-2.0474,"rho":-2.9803,"theo":151.8291,"change":-14.47,"open":119.65,"high":141.91,"low":118.18,"tick":"down","last_trade_price":141.03,"last_trade_time":"2026-02-18T15:37:19","percent_change":-9.30547,"prev_day_close":138.25},{"option":"SPXW260319C06930000","bid":91.0,"bid_size":12.0,"ask":92.3,"ask_size":12.0,"iv":0.1573,"open_interest":0.0,"volume":0.0,"delta":0.427,"gamma":0.0013,"vega":7.496,"theta":-2.0511,"rho":2.0926,"theo":91.4501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P06930000","bid":152.7,"bid_size":9.0,"ask":155.6,"ask_size":9.0,"iv":0.1574,"open_interest":0.0,"volume":0.0,"delta":-0.5731,"gamma":0.0013,"vega":7.496,"theta":-2.027,"rho":-3.0176,"theo":154.0348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C06940000","bid":85.6,"bid_size":13.0,"ask":86.9,"ask_size":13.0,"iv":0.1554,"open_interest":0.0,"volume":0.0,"delta":0.4129,"gamma":0.0013,"vega":7.4446,"theta":-2.0123,"rho":2.0251,"theo":86.0102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P06940000","bid":157.3,"bid_size":9.0,"ask":160.2,"ask_size":9.0,"iv":0.1555,"open_interest":0.0,"volume":0.0,"delta":-0.5871,"gamma":0.0013,"vega":7.4446,"theta":-1.9845,"rho":-3.0925,"theo":158.5638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C06950000","bid":80.4,"bid_size":12.0,"ask":81.6,"ask_size":6.0,"iv":0.1536,"open_interest":822.0,"volume":3.0,"delta":0.3987,"gamma":0.0013,"vega":7.384,"theta":-1.9712,"rho":1.9575,"theo":80.7334,"change":9.2,"open":97.5,"high":97.5,"low":85.0,"tick":"up","last_trade_price":88.9,"last_trade_time":"2026-02-18T16:00:57","percent_change":11.5433,"prev_day_close":86.9499969482422},{"option":"SPXW260319P06950000","bid":162.7,"bid_size":6.0,"ask":164.0,"ask_size":2.0,"iv":0.1538,"open_interest":30.0,"volume":52.0,"delta":-0.6014,"gamma":0.0013,"vega":7.384,"theta":-1.9395,"rho":-3.1675,"theo":163.2559,"change":-16.06,"open":157.94,"high":157.94,"low":151.49,"tick":"no_change","last_trade_price":151.49,"last_trade_time":"2026-02-18T15:37:31","percent_change":-9.5852,"prev_day_close":148.949996948242},{"option":"SPXW260319C06975000","bid":68.1,"bid_size":19.0,"ask":69.2,"ask_size":10.0,"iv":0.1491,"open_interest":21.0,"volume":1.0,"delta":0.3624,"gamma":0.0013,"vega":7.1843,"theta":-1.8588,"rho":1.7814,"theo":68.322,"change":-1.93,"open":82.82,"high":82.82,"low":82.82,"tick":"up","last_trade_price":82.82,"last_trade_time":"2026-02-18T10:04:28","percent_change":-2.6134,"prev_day_close":73.8499984741211},{"option":"SPXW260319P06975000","bid":175.3,"bid_size":2.0,"ask":176.6,"ask_size":2.0,"iv":0.1487,"open_interest":2.0,"volume":2.0,"delta":-0.6377,"gamma":0.0013,"vega":7.1843,"theta":-1.8176,"rho":-3.362,"theo":175.767,"change":-36.45,"open":141.0,"high":144.0,"low":141.0,"tick":"up","last_trade_price":144.0,"last_trade_time":"2026-02-18T13:24:47","percent_change":-20.1995,"prev_day_close":160.900001525879},{"option":"SPXW260319C07000000","bid":56.9,"bid_size":22.0,"ask":57.9,"ask_size":8.0,"iv":0.1447,"open_interest":86.0,"volume":2.0,"delta":0.3256,"gamma":0.0013,"vega":6.9181,"theta":-1.7346,"rho":1.6036,"theo":57.1372,"change":6.55,"open":59.82,"high":63.2,"low":59.82,"tick":"up","last_trade_price":63.2,"last_trade_time":"2026-02-18T15:59:49","percent_change":11.5622,"prev_day_close":61.8499984741211},{"option":"SPXW260319P07000000","bid":189.0,"bid_size":1.0,"ask":190.3,"ask_size":1.0,"iv":0.1446,"open_interest":12.0,"volume":3.0,"delta":-0.6744,"gamma":0.0013,"vega":6.9181,"theta":-1.6838,"rho":-3.5582,"theo":189.5045,"change":-38.25,"open":160.0,"high":160.0,"low":153.0,"tick":"up","last_trade_price":156.0,"last_trade_time":"2026-02-18T12:38:36","percent_change":-19.6911,"prev_day_close":173.799995422363},{"option":"SPXW260319C07025000","bid":46.8,"bid_size":17.0,"ask":47.8,"ask_size":9.0,"iv":0.1405,"open_interest":40.0,"volume":2.0,"delta":0.289,"gamma":0.0013,"vega":6.5832,"theta":-1.6007,"rho":1.4234,"theo":47.2141,"change":12.57,"open":50.3,"high":59.47,"low":50.3,"tick":"up","last_trade_price":59.47,"last_trade_time":"2026-02-18T11:15:26","percent_change":26.8017,"prev_day_close":50.9500007629394},{"option":"SPXW260319P07025000","bid":201.8,"bid_size":4.0,"ask":207.6,"ask_size":4.0,"iv":0.1407,"open_interest":0.0,"volume":0.0,"delta":-0.7111,"gamma":0.0013,"vega":6.5832,"theta":-1.5403,"rho":-3.7568,"theo":204.5038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":187.699996948242},{"option":"SPXW260319C07050000","bid":38.0,"bid_size":8.0,"ask":38.9,"ask_size":18.0,"iv":0.1366,"open_interest":79.0,"volume":129.0,"delta":0.253,"gamma":0.0012,"vega":6.1889,"theta":-1.4579,"rho":1.2486,"theo":38.4917,"change":-1.65,"open":39.2,"high":45.04,"low":39.1,"tick":"no_change","last_trade_price":45.04,"last_trade_time":"2026-02-18T13:45:26","percent_change":-3.99032,"prev_day_close":41.3499984741211},{"option":"SPXW260319P07050000","bid":217.5,"bid_size":4.0,"ask":223.9,"ask_size":4.0,"iv":0.1367,"open_interest":0.0,"volume":0.0,"delta":-0.747,"gamma":0.0012,"vega":6.1889,"theta":-1.388,"rho":-3.95,"theo":220.7038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.149993896484},{"option":"SPXW260319C07075000","bid":30.2,"bid_size":29.0,"ask":31.1,"ask_size":21.0,"iv":0.1328,"open_interest":78.0,"volume":11.0,"delta":0.2182,"gamma":0.0012,"vega":5.7303,"theta":-1.3074,"rho":1.0765,"theo":30.8806,"change":1.27,"open":33.1,"high":39.2,"low":31.82,"tick":"down","last_trade_price":31.82,"last_trade_time":"2026-02-18T15:31:25","percent_change":4.15712,"prev_day_close":32.9500007629394},{"option":"SPXW260319P07075000","bid":234.7,"bid_size":4.0,"ask":240.9,"ask_size":4.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.7819,"gamma":0.0012,"vega":5.7303,"theta":-1.2279,"rho":-4.1406,"theo":238.015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":219.349998474121},{"option":"SPXW260319C07100000","bid":23.7,"bid_size":23.0,"ask":24.6,"ask_size":24.0,"iv":0.1295,"open_interest":231.0,"volume":9.0,"delta":0.1849,"gamma":0.0011,"vega":5.2267,"theta":-1.1519,"rho":0.9126,"theo":24.3279,"change":0.16,"open":25.3,"high":31.4,"low":24.26,"tick":"down","last_trade_price":24.26,"last_trade_time":"2026-02-18T15:22:02","percent_change":0.663903,"prev_day_close":25.8000001907349},{"option":"SPXW260319P07100000","bid":252.9,"bid_size":4.0,"ask":259.3,"ask_size":4.0,"iv":0.1293,"open_interest":0.0,"volume":0.0,"delta":-0.8151,"gamma":0.0011,"vega":5.2267,"theta":-1.0628,"rho":-4.3229,"theo":256.3847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":237.0},{"option":"SPXW260319C07125000","bid":18.3,"bid_size":24.0,"ask":19.2,"ask_size":28.0,"iv":0.1264,"open_interest":195.0,"volume":15.0,"delta":0.154,"gamma":0.001,"vega":4.6846,"theta":-0.9962,"rho":0.7605,"theo":18.8192,"change":0.26,"open":21.76,"high":24.15,"low":18.76,"tick":"down","last_trade_price":19.11,"last_trade_time":"2026-02-18T15:34:10","percent_change":1.37931,"prev_day_close":19.9000005722046},{"option":"SPXW260319P07125000","bid":272.2,"bid_size":3.0,"ask":278.8,"ask_size":3.0,"iv":0.1259,"open_interest":0.0,"volume":0.0,"delta":-0.8461,"gamma":0.001,"vega":4.6846,"theta":-0.8975,"rho":-4.4934,"theo":275.7984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":256.099990844727},{"option":"SPXW260319C07150000","bid":14.2,"bid_size":15.0,"ask":14.7,"ask_size":51.0,"iv":0.124,"open_interest":170.0,"volume":46.0,"delta":0.1259,"gamma":0.0009,"vega":4.1247,"theta":-0.8464,"rho":0.6214,"theo":14.3228,"change":0.29,"open":15.9,"high":19.2,"low":14.35,"tick":"up","last_trade_price":14.84,"last_trade_time":"2026-02-18T15:35:31","percent_change":1.99313,"prev_day_close":15.0999999046326},{"option":"SPXW260319P07150000","bid":292.2,"bid_size":8.0,"ask":299.3,"ask_size":3.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":-0.8741,"gamma":0.0009,"vega":4.1247,"theta":-0.7381,"rho":-4.6509,"theo":296.2243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":276.650009155273},{"option":"SPXW260319C07175000","bid":10.7,"bid_size":15.0,"ask":11.2,"ask_size":60.0,"iv":0.1217,"open_interest":36.0,"volume":7.0,"delta":0.1014,"gamma":0.0008,"vega":3.5773,"theta":-0.7082,"rho":0.5,"theo":10.7701,"change":1.95,"open":12.05,"high":14.25,"low":12.05,"tick":"down","last_trade_price":13.0,"last_trade_time":"2026-02-18T13:44:42","percent_change":17.6471,"prev_day_close":11.3500003814697},{"option":"SPXW260319P07175000","bid":313.9,"bid_size":3.0,"ask":320.8,"ask_size":3.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.8986,"gamma":0.0008,"vega":3.5773,"theta":-0.5904,"rho":-4.7908,"theo":317.594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":297.75},{"option":"SPXW260319C07200000","bid":8.0,"bid_size":15.0,"ask":8.5,"ask_size":85.0,"iv":0.1198,"open_interest":32.0,"volume":9.0,"delta":0.0808,"gamma":0.0006,"vega":3.0606,"theta":-0.5862,"rho":0.3985,"theo":8.0551,"change":-0.21,"open":10.5,"high":10.9,"low":8.19,"tick":"down","last_trade_price":8.19,"last_trade_time":"2026-02-18T15:22:02","percent_change":-2.5,"prev_day_close":8.4500002861023},{"option":"SPXW260319P07200000","bid":336.0,"bid_size":3.0,"ask":343.1,"ask_size":3.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9192,"gamma":0.0006,"vega":3.0606,"theta":-0.4588,"rho":-4.9107,"theo":339.8014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.899993896484},{"option":"SPXW260319C07225000","bid":6.0,"bid_size":15.0,"ask":6.4,"ask_size":106.0,"iv":0.1185,"open_interest":20.0,"volume":11.0,"delta":0.0641,"gamma":0.0006,"vega":2.595,"theta":-0.483,"rho":0.3155,"theo":6.0396,"change":0.05,"open":7.85,"high":7.99,"low":6.3,"tick":"down","last_trade_price":6.3,"last_trade_time":"2026-02-18T15:11:39","percent_change":0.8,"prev_day_close":6.29999995231628},{"option":"SPXW260319P07225000","bid":358.9,"bid_size":3.0,"ask":366.1,"ask_size":3.0,"iv":0.1171,"open_interest":0.0,"volume":0.0,"delta":-0.936,"gamma":0.0006,"vega":2.595,"theta":-0.3461,"rho":-5.0121,"theo":362.7082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":342.800003051758},{"option":"SPXW260319C07250000","bid":4.6,"bid_size":15.0,"ask":4.8,"ask_size":66.0,"iv":0.1177,"open_interest":22.0,"volume":7.0,"delta":0.0509,"gamma":0.0005,"vega":2.1941,"theta":-0.3986,"rho":0.2498,"theo":4.5731,"change":-0.15,"open":5.9,"high":6.0,"low":4.65,"tick":"down","last_trade_price":4.65,"last_trade_time":"2026-02-18T15:35:31","percent_change":-3.125,"prev_day_close":4.65000009536743},{"option":"SPXW260319P07250000","bid":382.2,"bid_size":4.0,"ask":389.6,"ask_size":3.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9492,"gamma":0.0005,"vega":2.1941,"theta":-0.252,"rho":-5.0962,"theo":386.1641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":365.799987792969},{"option":"SPXW260319C07275000","bid":3.4,"bid_size":15.0,"ask":3.7,"ask_size":82.0,"iv":0.1172,"open_interest":25.0,"volume":26.0,"delta":0.0406,"gamma":0.0004,"vega":1.8556,"theta":-0.3311,"rho":0.1997,"theo":3.5178,"change":0.9,"open":4.6,"high":4.6,"low":4.39,"tick":"up","last_trade_price":4.5,"last_trade_time":"2026-02-18T11:36:07","percent_change":25.0,"prev_day_close":3.5},{"option":"SPXW260319P07275000","bid":406.0,"bid_size":1.0,"ask":413.6,"ask_size":1.0,"iv":0.1171,"open_interest":0.0,"volume":0.0,"delta":-0.9594,"gamma":0.0004,"vega":1.8556,"theta":-0.175,"rho":-5.1647,"theo":410.0312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.75},{"option":"SPXW260319C07300000","bid":2.65,"bid_size":15.0,"ask":2.85,"ask_size":92.0,"iv":0.1174,"open_interest":69.0,"volume":24.0,"delta":0.0328,"gamma":0.0003,"vega":1.5769,"theta":-0.2778,"rho":0.1607,"theo":2.7564,"change":0.7,"open":3.3,"high":3.5,"low":3.3,"tick":"up","last_trade_price":3.5,"last_trade_time":"2026-02-18T12:06:39","percent_change":25.0,"prev_day_close":2.625},{"option":"SPXW260319P07300000","bid":430.1,"bid_size":1.0,"ask":437.7,"ask_size":1.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9672,"gamma":0.0003,"vega":1.5769,"theta":-0.1122,"rho":-5.2222,"theo":434.1921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":414.349990844727},{"option":"SPXW260319C07325000","bid":2.0,"bid_size":15.0,"ask":2.25,"ask_size":38.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":0.0268,"gamma":0.0003,"vega":1.3469,"theta":-0.2355,"rho":0.1312,"theo":2.1984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P07325000","bid":454.4,"bid_size":1.0,"ask":462.1,"ask_size":1.0,"iv":0.1183,"open_interest":0.0,"volume":0.0,"delta":-0.9732,"gamma":0.0003,"vega":1.3469,"theta":-0.0603,"rho":-5.2701,"theo":458.5566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C07350000","bid":1.55,"bid_size":15.0,"ask":1.8,"ask_size":39.0,"iv":0.1185,"open_interest":0.0,"volume":0.0,"delta":0.0221,"gamma":0.0002,"vega":1.1572,"theta":-0.2015,"rho":0.1078,"theo":1.781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319P07350000","bid":478.9,"bid_size":1.0,"ask":486.5,"ask_size":1.0,"iv":0.1184,"open_interest":0.0,"volume":0.0,"delta":-0.978,"gamma":0.0002,"vega":1.1572,"theta":-0.0168,"rho":-5.3119,"theo":483.0616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260319C07400000","bid":0.95,"bid_size":15.0,"ask":1.15,"ask_size":15.0,"iv":0.1206,"open_interest":14.0,"volume":1.0,"delta":0.0154,"gamma":0.0002,"vega":0.8653,"theta":-0.1506,"rho":0.0748,"theo":1.2106,"change":-0.075,"open":1.05,"high":1.05,"low":1.05,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-18T15:21:47","percent_change":-6.66667,"prev_day_close":0.974999964237213},{"option":"SPXW260319P07400000","bid":528.1,"bid_size":1.0,"ask":535.7,"ask_size":1.0,"iv":0.1199,"open_interest":0.0,"volume":0.0,"delta":-0.9847,"gamma":0.0002,"vega":0.8653,"theta":0.0,"rho":-5.3817,"theo":532.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.649993896484},{"option":"SPXW260319C07500000","bid":0.4,"bid_size":43.0,"ask":0.6,"ask_size":15.0,"iv":0.1268,"open_interest":10.0,"volume":0.0,"delta":0.0081,"gamma":0.0001,"vega":0.5067,"theta":-0.0897,"rho":0.039,"theo":0.6206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-17T10:58:02","percent_change":0.0,"prev_day_close":0.500000014901161},{"option":"SPXW260319P07500000","bid":627.2,"bid_size":1.0,"ask":635.0,"ask_size":1.0,"iv":0.1248,"open_interest":0.0,"volume":0.0,"delta":-0.992,"gamma":0.0001,"vega":0.5067,"theta":0.0,"rho":-5.4913,"theo":631.4353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":612.25},{"option":"SPXW260319C07600000","bid":0.2,"bid_size":52.0,"ask":0.4,"ask_size":15.0,"iv":0.1359,"open_interest":0.0,"volume":0.0,"delta":0.0047,"gamma":0.0,"vega":0.3211,"theta":-0.059,"rho":0.0228,"theo":0.3661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260319P07600000","bid":726.7,"bid_size":1.0,"ask":734.5,"ask_size":1.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":-0.9953,"gamma":0.0,"vega":0.3211,"theta":0.0,"rho":-5.5812,"theo":730.8703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.700012207031},{"option":"SPXW260319C07800000","bid":0.1,"bid_size":37.0,"ask":0.3,"ask_size":15.0,"iv":0.1602,"open_interest":0.0,"volume":0.0,"delta":0.0022,"gamma":0.0,"vega":0.1658,"theta":-0.0341,"rho":0.0107,"theo":0.1853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260319P07800000","bid":925.9,"bid_size":1.0,"ask":933.6,"ask_size":1.0,"iv":0.1578,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.1655,"theta":0.0,"rho":-5.7406,"theo":930.0684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.100006103516},{"option":"SPXW260319C08000000","bid":0.05,"bid_size":57.0,"ask":0.25,"ask_size":82.0,"iv":0.1842,"open_interest":2.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.102,"theta":-0.0237,"rho":0.0063,"theo":0.1181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-17T14:41:19","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260319P08000000","bid":1125.3,"bid_size":1.0,"ask":1133.1,"ask_size":1.0,"iv":0.1763,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.1018,"theta":0.0,"rho":-5.8924,"theo":1129.3801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1109.95001220703},{"option":"SPXW260319C08200000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":125.0,"iv":0.2078,"open_interest":0.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0659,"theta":-0.0169,"rho":0.0039,"theo":0.0787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260319P08200000","bid":1324.6,"bid_size":1.0,"ask":1332.3,"ask_size":1.0,"iv":0.2057,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0657,"theta":0.0,"rho":-6.0422,"theo":1328.7196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1308.39996337891},{"option":"SPXW260319C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":67.0,"iv":0.2293,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.043,"theta":-0.0119,"rho":0.0025,"theo":0.0522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260319P08400000","bid":1524.0,"bid_size":1.0,"ask":1531.7,"ask_size":1.0,"iv":0.2343,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.043,"theta":0.0,"rho":-6.191,"theo":1528.0724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1508.89996337891},{"option":"SPXW260319C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":128.0,"iv":0.2537,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.028,"theta":-0.0083,"rho":0.0016,"theo":0.0342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260319P08600000","bid":1723.4,"bid_size":1.0,"ask":1731.0,"ask_size":1.0,"iv":0.2416,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0282,"theta":0.0,"rho":-6.3393,"theo":1727.4337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1707.34997558594},{"option":"SPXW260319C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":128.0,"iv":0.2773,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0184,"theta":-0.0058,"rho":0.001,"theo":0.0225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260319P08800000","bid":1922.7,"bid_size":1.0,"ask":1930.4,"ask_size":1.0,"iv":0.2708,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0186,"theta":0.0,"rho":-6.4872,"theo":1926.8009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1907.20001220703},{"option":"SPXW260319C09000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":137.0,"iv":0.3002,"open_interest":8.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0122,"theta":-0.004,"rho":0.0006,"theo":0.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:04:50","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260319P09000000","bid":2122.1,"bid_size":1.0,"ask":2129.9,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0123,"theta":0.0,"rho":-6.6349,"theo":2126.172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2104.90002441406},{"option":"SPXW260320C01400000","bid":5446.7,"bid_size":1.0,"ask":5454.5,"ask_size":1.0,"iv":0.0,"open_interest":1.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":1.1496,"theo":5450.5673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5519.8,"last_trade_time":"2026-01-08T13:10:58","percent_change":0.0,"prev_day_close":5469.7998046875},{"option":"SPXW260320P01400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":358.0,"iv":1.5664,"open_interest":411.0,"volume":4.0,"delta":-0.0001,"gamma":0.0,"vega":0.0049,"theta":-0.0114,"rho":-0.0004,"theo":0.0453,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T13:26:51","percent_change":100.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C01600000","bid":5247.4,"bid_size":1.0,"ask":5255.2,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.0066,"theta":0.0,"rho":1.3132,"theo":5251.27,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5269.5},{"option":"SPXW260320P01600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":210.0,"iv":1.4365,"open_interest":178.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0066,"theta":-0.0143,"rho":-0.0005,"theo":0.0584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-01-20T15:13:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C01800000","bid":5048.1,"bid_size":1.0,"ask":5055.9,"ask_size":1.0,"iv":0.0,"open_interest":4.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0087,"theta":0.0,"rho":1.4767,"theo":5051.9749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4989.45,"last_trade_time":"2026-02-17T10:28:12","percent_change":0.0,"prev_day_close":5071.39990234375},{"option":"SPXW260320P01800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":207.0,"iv":1.3221,"open_interest":126.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0087,"theta":-0.0176,"rho":-0.0007,"theo":0.0737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.08,"last_trade_time":"2026-02-12T15:15:17","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C02000000","bid":4848.8,"bid_size":1.0,"ask":4856.6,"ask_size":1.0,"iv":0.0,"open_interest":79.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.0112,"theta":0.0,"rho":1.6402,"theo":4852.6826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4897.92,"last_trade_time":"2026-02-04T15:36:50","percent_change":0.0,"prev_day_close":4871.94995117188},{"option":"SPXW260320P02000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":48.0,"iv":1.2202,"open_interest":899.0,"volume":0.0,"delta":-0.0001,"gamma":0.0,"vega":0.0112,"theta":-0.0214,"rho":-0.0009,"theo":0.0919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.14,"last_trade_time":"2026-02-05T13:05:52","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C02200000","bid":4649.5,"bid_size":1.0,"ask":4657.3,"ask_size":1.0,"iv":0.0,"open_interest":18.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0144,"theta":0.0,"rho":1.8036,"theo":4653.3935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4659.53,"last_trade_time":"2026-02-13T10:35:09","percent_change":0.0,"prev_day_close":4671.9501953125},{"option":"SPXW260320P02200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":298.0,"iv":1.1581,"open_interest":385.0,"volume":83.0,"delta":-0.0002,"gamma":0.0,"vega":0.0144,"theta":-0.0258,"rho":-0.0011,"theo":0.1132,"change":0.0,"open":0.05,"high":0.1,"low":0.05,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-02-18T09:40:38","percent_change":-3.35276e-6,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C02400000","bid":4450.2,"bid_size":1.0,"ask":4458.0,"ask_size":1.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0182,"theta":0.0,"rho":1.967,"theo":4454.1081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4472.69995117188},{"option":"SPXW260320P02400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":124.0,"iv":1.072,"open_interest":197.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0182,"theta":-0.0307,"rho":-0.0015,"theo":0.1383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.14,"last_trade_time":"2026-02-09T10:23:57","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C02600000","bid":4251.1,"bid_size":1.0,"ask":4258.7,"ask_size":1.0,"iv":0.0,"open_interest":22.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0229,"theta":0.0,"rho":2.1303,"theo":4254.827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4262.4,"last_trade_time":"2026-02-13T10:36:07","percent_change":0.0,"prev_day_close":4274.60009765625},{"option":"SPXW260320P02600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":45.0,"iv":0.9929,"open_interest":664.0,"volume":10.0,"delta":-0.0003,"gamma":0.0,"vega":0.0229,"theta":-0.0362,"rho":-0.0019,"theo":0.1677,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:14:23","percent_change":-3.35276e-6,"prev_day_close":0.0750000029802322},{"option":"SPXW260320C02800000","bid":4051.8,"bid_size":1.0,"ask":4059.4,"ask_size":1.0,"iv":0.7316,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0286,"theta":0.0,"rho":2.2935,"theo":4055.5514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4138.44,"last_trade_time":"2026-01-06T10:18:51","percent_change":0.0,"prev_day_close":4073.69995117188},{"option":"SPXW260320P02800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":264.0,"iv":0.938,"open_interest":494.0,"volume":132.0,"delta":-0.0004,"gamma":0.0,"vega":0.0286,"theta":-0.0426,"rho":-0.0024,"theo":0.2025,"change":-0.055,"open":0.04,"high":0.07,"low":0.04,"tick":"no_change","last_trade_price":0.07,"last_trade_time":"2026-02-18T11:10:26","percent_change":-44.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320C03000000","bid":3852.5,"bid_size":1.0,"ask":3860.1,"ask_size":1.0,"iv":0.7599,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0356,"theta":0.0,"rho":2.4566,"theo":3856.2822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3952.86,"last_trade_time":"2026-02-11T15:16:07","percent_change":0.0,"prev_day_close":3875.0},{"option":"SPXW260320P03000000","bid":0.05,"bid_size":173.0,"ask":0.25,"ask_size":309.0,"iv":0.894,"open_interest":523.0,"volume":372.0,"delta":-0.0005,"gamma":0.0,"vega":0.0356,"theta":-0.0499,"rho":-0.003,"theo":0.2438,"change":-0.075,"open":0.08,"high":0.12,"low":0.07,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T14:29:23","percent_change":-42.8571,"prev_day_close":0.100000003352761},{"option":"SPXW260320C03200000","bid":3653.1,"bid_size":1.0,"ask":3660.9,"ask_size":1.0,"iv":0.8149,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0443,"theta":0.0,"rho":2.6196,"theo":3657.021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.84997558594},{"option":"SPXW260320P03200000","bid":0.1,"bid_size":183.0,"ask":0.3,"ask_size":305.0,"iv":0.8453,"open_interest":908.0,"volume":60.0,"delta":-0.0006,"gamma":0.0,"vega":0.0443,"theta":-0.0584,"rho":-0.0037,"theo":0.293,"change":-0.125,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:04:44","percent_change":-45.4545,"prev_day_close":0.175000000745058},{"option":"SPXW260320C03300000","bid":3553.6,"bid_size":1.0,"ask":3561.2,"ask_size":1.0,"iv":0.7588,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0494,"theta":0.0,"rho":2.7009,"theo":3557.3942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3576.69995117188},{"option":"SPXW260320P03300000","bid":0.1,"bid_size":305.0,"ask":0.35,"ask_size":307.0,"iv":0.8204,"open_interest":397.0,"volume":62.0,"delta":-0.0007,"gamma":0.0,"vega":0.0494,"theta":-0.0632,"rho":-0.0042,"theo":0.3218,"change":-0.105,"open":0.25,"high":0.25,"low":0.17,"tick":"no_change","last_trade_price":0.17,"last_trade_time":"2026-02-18T14:04:31","percent_change":-38.1818,"prev_day_close":0.175000004470348},{"option":"SPXW260320C03400000","bid":3454.0,"bid_size":1.0,"ask":3461.6,"ask_size":1.0,"iv":0.7576,"open_interest":1.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0551,"theta":0.0,"rho":2.7823,"theo":3457.7704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3415.74,"last_trade_time":"2025-11-04T13:04:35","percent_change":0.0,"prev_day_close":3476.34997558594},{"option":"SPXW260320P03400000","bid":0.15,"bid_size":273.0,"ask":0.35,"ask_size":233.0,"iv":0.7952,"open_interest":694.0,"volume":183.0,"delta":-0.0008,"gamma":0.0,"vega":0.0551,"theta":-0.0682,"rho":-0.0047,"theo":0.3526,"change":-0.115,"open":0.21,"high":0.24,"low":0.21,"tick":"no_change","last_trade_price":0.21,"last_trade_time":"2026-02-18T14:04:31","percent_change":-35.3846,"prev_day_close":0.225000008940697},{"option":"SPXW260320C03500000","bid":3354.4,"bid_size":1.0,"ask":3362.0,"ask_size":1.0,"iv":0.747,"open_interest":6.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0615,"theta":0.0,"rho":2.8635,"theo":3358.15,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3492.2,"last_trade_time":"2026-02-02T12:13:31","percent_change":0.0,"prev_day_close":3376.80004882812},{"option":"SPXW260320P03500000","bid":0.2,"bid_size":302.0,"ask":0.4,"ask_size":263.0,"iv":0.7754,"open_interest":693.0,"volume":10.0,"delta":-0.0009,"gamma":0.0,"vega":0.0615,"theta":-0.0738,"rho":-0.0053,"theo":0.3875,"change":-0.15,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T10:13:56","percent_change":-37.5,"prev_day_close":0.274999998509884},{"option":"SPXW260320C03600000","bid":3254.8,"bid_size":1.0,"ask":3262.4,"ask_size":1.0,"iv":0.732,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0686,"theta":0.0,"rho":2.9447,"theo":3258.5338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3276.75},{"option":"SPXW260320P03600000","bid":0.25,"bid_size":271.0,"ask":0.45,"ask_size":233.0,"iv":0.7542,"open_interest":2182.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0686,"theta":-0.0799,"rho":-0.006,"theo":0.4264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-17T10:22:35","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260320C03700000","bid":3155.2,"bid_size":1.0,"ask":3162.8,"ask_size":1.0,"iv":0.7143,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0768,"theta":0.0,"rho":3.0258,"theo":3158.9225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3178.70007324219},{"option":"SPXW260320P03700000","bid":0.3,"bid_size":308.0,"ask":0.5,"ask_size":233.0,"iv":0.7322,"open_interest":462.0,"volume":30.0,"delta":-0.0012,"gamma":0.0,"vega":0.0768,"theta":-0.0867,"rho":-0.0067,"theo":0.4702,"change":-0.175,"open":0.37,"high":0.37,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T13:26:31","percent_change":-33.3333,"prev_day_close":0.375},{"option":"SPXW260320C03800000","bid":3055.6,"bid_size":1.0,"ask":3063.2,"ask_size":1.0,"iv":0.695,"open_interest":0.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0863,"theta":0.0,"rho":3.1068,"theo":3059.3172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3077.44995117188},{"option":"SPXW260320P03800000","bid":0.4,"bid_size":40.0,"ask":0.6,"ask_size":263.0,"iv":0.7163,"open_interest":823.0,"volume":27.0,"delta":-0.0013,"gamma":0.0,"vega":0.0862,"theta":-0.0942,"rho":-0.0076,"theo":0.5199,"change":-0.175,"open":0.4,"high":0.4,"low":0.4,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-18T10:15:45","percent_change":-30.4348,"prev_day_close":0.424999997019768},{"option":"SPXW260320C03900000","bid":2956.0,"bid_size":1.0,"ask":2963.6,"ask_size":1.0,"iv":0.6746,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.0972,"theta":0.0,"rho":3.1876,"theo":2959.7194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2978.34997558594},{"option":"SPXW260320P03900000","bid":0.45,"bid_size":126.0,"ask":0.65,"ask_size":233.0,"iv":0.6926,"open_interest":1823.0,"volume":60.0,"delta":-0.0015,"gamma":0.0,"vega":0.0972,"theta":-0.1028,"rho":-0.0086,"theo":0.5781,"change":-0.275,"open":0.54,"high":0.55,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T12:21:12","percent_change":-40.7407,"prev_day_close":0.5},{"option":"SPXW260320C04000000","bid":2856.4,"bid_size":1.0,"ask":2864.0,"ask_size":1.0,"iv":0.6535,"open_interest":11.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.1097,"theta":0.0,"rho":3.2682,"theo":2860.1311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2890.59,"last_trade_time":"2026-01-21T15:58:12","percent_change":0.0,"prev_day_close":2879.75},{"option":"SPXW260320P04000000","bid":0.55,"bid_size":107.0,"ask":0.75,"ask_size":233.0,"iv":0.6739,"open_interest":1219.0,"volume":104.0,"delta":-0.0017,"gamma":0.0,"vega":0.1095,"theta":-0.1123,"rho":-0.0098,"theo":0.6436,"change":-0.175,"open":0.55,"high":0.6,"low":0.5,"tick":"up","last_trade_price":0.6,"last_trade_time":"2026-02-18T15:06:17","percent_change":-22.5806,"prev_day_close":0.574999988079071},{"option":"SPXW260320C04100000","bid":2756.9,"bid_size":1.0,"ask":2764.5,"ask_size":1.0,"iv":0.6421,"open_interest":1.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1242,"theta":0.0,"rho":3.3486,"theo":2760.5542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2793.64,"last_trade_time":"2025-12-04T09:39:27","percent_change":0.0,"prev_day_close":2780.34997558594},{"option":"SPXW260320P04100000","bid":0.65,"bid_size":106.0,"ask":0.85,"ask_size":233.0,"iv":0.654,"open_interest":501.0,"volume":10.0,"delta":-0.002,"gamma":0.0,"vega":0.1239,"theta":-0.1233,"rho":-0.0113,"theo":0.7215,"change":-0.325,"open":0.55,"high":0.55,"low":0.55,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-02-18T12:21:12","percent_change":-37.1429,"prev_day_close":0.650000005960464},{"option":"SPXW260320C04150000","bid":2707.1,"bid_size":1.0,"ask":2714.7,"ask_size":1.0,"iv":0.6306,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1324,"theta":0.0,"rho":3.3888,"theo":2710.7709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2729.54992675781},{"option":"SPXW260320P04150000","bid":0.75,"bid_size":34.0,"ask":0.9,"ask_size":233.0,"iv":0.6456,"open_interest":176.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.1324,"theta":-0.1297,"rho":-0.0121,"theo":0.7676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.29,"last_trade_time":"2026-02-13T10:35:43","percent_change":0.0,"prev_day_close":0.699999988079071},{"option":"SPXW260320C04200000","bid":2657.2,"bid_size":1.0,"ask":2665.0,"ask_size":1.0,"iv":0.6273,"open_interest":0.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.1414,"theta":0.0,"rho":3.4288,"theo":2660.9915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2680.94995117188},{"option":"SPXW260320P04200000","bid":0.8,"bid_size":34.0,"ask":0.95,"ask_size":173.0,"iv":0.635,"open_interest":1445.0,"volume":187.0,"delta":-0.0023,"gamma":0.0,"vega":0.1411,"theta":-0.136,"rho":-0.013,"theo":0.8137,"change":-0.305,"open":0.78,"high":0.86,"low":0.72,"tick":"down","last_trade_price":0.72,"last_trade_time":"2026-02-18T10:02:43","percent_change":-29.7561,"prev_day_close":0.75},{"option":"SPXW260320C04250000","bid":2607.6,"bid_size":1.0,"ask":2615.2,"ask_size":1.0,"iv":0.6154,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.1512,"theta":0.0,"rho":3.4687,"theo":2611.2166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2629.90002441406},{"option":"SPXW260320P04250000","bid":0.85,"bid_size":93.0,"ask":1.0,"ask_size":8.0,"iv":0.6242,"open_interest":462.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.1509,"theta":-0.143,"rho":-0.0139,"theo":0.866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.46,"last_trade_time":"2026-02-13T14:13:28","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260320C04300000","bid":2557.7,"bid_size":1.0,"ask":2565.5,"ask_size":1.0,"iv":0.6035,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1619,"theta":0.0,"rho":3.5086,"theo":2561.4465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2580.29992675781},{"option":"SPXW260320P04300000","bid":0.9,"bid_size":149.0,"ask":1.1,"ask_size":230.0,"iv":0.6149,"open_interest":415.0,"volume":10.0,"delta":-0.0026,"gamma":0.0,"vega":0.1616,"theta":-0.1507,"rho":-0.015,"theo":0.9233,"change":-0.425,"open":0.81,"high":0.82,"low":0.75,"tick":"down","last_trade_price":0.75,"last_trade_time":"2026-02-18T15:59:01","percent_change":-36.1702,"prev_day_close":0.875},{"option":"SPXW260320C04350000","bid":2508.1,"bid_size":1.0,"ask":2515.7,"ask_size":1.0,"iv":0.5982,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.1735,"theta":0.0,"rho":3.5483,"theo":2511.6819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2530.39990234375},{"option":"SPXW260320P04350000","bid":1.0,"bid_size":32.0,"ask":1.15,"ask_size":151.0,"iv":0.6056,"open_interest":293.0,"volume":0.0,"delta":-0.0028,"gamma":0.0,"vega":0.1734,"theta":-0.1593,"rho":-0.0162,"theo":0.9888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.3,"last_trade_time":"2026-02-05T11:37:11","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260320C04400000","bid":2458.2,"bid_size":1.0,"ask":2466.0,"ask_size":1.0,"iv":0.586,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.186,"theta":0.0,"rho":3.5879,"theo":2461.9232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2481.89990234375},{"option":"SPXW260320P04400000","bid":1.05,"bid_size":165.0,"ask":1.25,"ask_size":276.0,"iv":0.5958,"open_interest":831.0,"volume":281.0,"delta":-0.0031,"gamma":0.0,"vega":0.1858,"theta":-0.1681,"rho":-0.0175,"theo":1.0572,"change":-0.455,"open":1.05,"high":1.05,"low":0.87,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-18T12:21:52","percent_change":-34.3396,"prev_day_close":0.999999970197678},{"option":"SPXW260320C04450000","bid":2408.6,"bid_size":1.0,"ask":2416.2,"ask_size":1.0,"iv":0.5795,"open_interest":0.0,"volume":0.0,"delta":0.9967,"gamma":0.0,"vega":0.1995,"theta":0.0,"rho":3.6274,"theo":2412.1711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2430.65002441406},{"option":"SPXW260320P04450000","bid":1.15,"bid_size":100.0,"ask":1.35,"ask_size":222.0,"iv":0.587,"open_interest":107.0,"volume":4.0,"delta":-0.0033,"gamma":0.0,"vega":0.1992,"theta":-0.1776,"rho":-0.019,"theo":1.1321,"change":-0.225,"open":1.05,"high":1.2,"low":1.05,"tick":"up","last_trade_price":1.2,"last_trade_time":"2026-02-18T15:15:50","percent_change":-15.7895,"prev_day_close":1.07499998807907},{"option":"SPXW260320C04500000","bid":2358.7,"bid_size":1.0,"ask":2366.5,"ask_size":1.0,"iv":0.5723,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.2142,"theta":0.0,"rho":3.6668,"theo":2362.4259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2381.29992675781},{"option":"SPXW260320P04500000","bid":1.25,"bid_size":91.0,"ask":1.45,"ask_size":219.0,"iv":0.5779,"open_interest":526.0,"volume":20.0,"delta":-0.0036,"gamma":0.0,"vega":0.2138,"theta":-0.1878,"rho":-0.0205,"theo":1.2139,"change":-0.525,"open":1.29,"high":1.29,"low":1.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-18T13:00:09","percent_change":-34.4262,"prev_day_close":1.17500001192093},{"option":"SPXW260320C04550000","bid":2309.1,"bid_size":1.0,"ask":2316.7,"ask_size":1.0,"iv":0.5599,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.2303,"theta":0.0,"rho":3.706,"theo":2312.6884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2332.25},{"option":"SPXW260320P04550000","bid":1.35,"bid_size":91.0,"ask":1.55,"ask_size":216.0,"iv":0.5684,"open_interest":101.0,"volume":2.0,"delta":-0.0039,"gamma":0.0,"vega":0.2298,"theta":-0.1988,"rho":-0.0222,"theo":1.3033,"change":-0.475,"open":1.15,"high":1.15,"low":1.15,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-18T11:53:59","percent_change":-29.2308,"prev_day_close":1.25},{"option":"SPXW260320C04600000","bid":2259.4,"bid_size":1.0,"ask":2267.0,"ask_size":1.0,"iv":0.5519,"open_interest":0.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.2481,"theta":0.0,"rho":3.745,"theo":2262.9592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2281.64990234375},{"option":"SPXW260320P04600000","bid":1.45,"bid_size":90.0,"ask":1.65,"ask_size":215.0,"iv":0.5583,"open_interest":909.0,"volume":64.0,"delta":-0.0042,"gamma":0.0,"vega":0.2481,"theta":-0.211,"rho":-0.0241,"theo":1.4044,"change":-0.425,"open":1.42,"high":1.42,"low":1.2,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T15:53:26","percent_change":-24.6377,"prev_day_close":1.34999996423721},{"option":"SPXW260320C04650000","bid":2209.7,"bid_size":1.0,"ask":2217.3,"ask_size":1.0,"iv":0.5435,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.2674,"theta":0.0,"rho":3.7838,"theo":2213.2391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2233.04992675781},{"option":"SPXW260320P04650000","bid":1.55,"bid_size":113.0,"ask":1.75,"ask_size":212.0,"iv":0.5484,"open_interest":154.0,"volume":0.0,"delta":-0.0046,"gamma":0.0,"vega":0.2674,"theta":-0.2238,"rho":-0.0262,"theo":1.5119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-10T10:21:22","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260320C04700000","bid":2160.0,"bid_size":1.0,"ask":2167.6,"ask_size":1.0,"iv":0.5347,"open_interest":1.0,"volume":0.0,"delta":0.995,"gamma":0.0,"vega":0.2883,"theta":0.0,"rho":3.8224,"theo":2163.5289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2218.0,"last_trade_time":"2026-01-02T09:48:57","percent_change":0.0,"prev_day_close":2183.09997558594},{"option":"SPXW260320P04700000","bid":1.65,"bid_size":112.0,"ask":1.85,"ask_size":135.0,"iv":0.5383,"open_interest":255.0,"volume":0.0,"delta":-0.005,"gamma":0.0,"vega":0.2883,"theta":-0.2374,"rho":-0.0286,"theo":1.6294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.75,"last_trade_time":"2026-02-13T09:48:03","percent_change":0.0,"prev_day_close":1.55000001192093},{"option":"SPXW260320C04750000","bid":2110.3,"bid_size":1.0,"ask":2117.9,"ask_size":1.0,"iv":0.5256,"open_interest":0.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.3107,"theta":0.0,"rho":3.8608,"theo":2113.8293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2201.27,"last_trade_time":"2026-01-07T15:35:42","percent_change":0.0,"prev_day_close":2132.19995117188},{"option":"SPXW260320P04750000","bid":1.8,"bid_size":67.0,"ask":2.0,"ask_size":237.0,"iv":0.5296,"open_interest":305.0,"volume":0.0,"delta":-0.0054,"gamma":0.0,"vega":0.3107,"theta":-0.2519,"rho":-0.0311,"theo":1.7574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-09T10:19:37","percent_change":0.0,"prev_day_close":1.67500001192093},{"option":"SPXW260320C04800000","bid":2060.6,"bid_size":1.0,"ask":2068.2,"ask_size":1.0,"iv":0.5162,"open_interest":11.0,"volume":1.0,"delta":0.9941,"gamma":0.0,"vega":0.3349,"theta":0.0,"rho":3.899,"theo":2064.141,"change":55.5401,"open":2115.09,"high":2115.09,"low":2115.09,"tick":"down","last_trade_price":2115.09,"last_trade_time":"2026-02-18T13:21:26","percent_change":2.69671,"prev_day_close":2082.79992675781},{"option":"SPXW260320P04800000","bid":1.9,"bid_size":140.0,"ask":2.15,"ask_size":234.0,"iv":0.5198,"open_interest":372.0,"volume":40.0,"delta":-0.0059,"gamma":0.0,"vega":0.3349,"theta":-0.2674,"rho":-0.0338,"theo":1.8967,"change":-0.605,"open":1.99,"high":1.99,"low":1.62,"tick":"down","last_trade_price":1.62,"last_trade_time":"2026-02-18T10:55:57","percent_change":-27.191,"prev_day_close":1.77500003576279},{"option":"SPXW260320C04850000","bid":2010.9,"bid_size":1.0,"ask":2018.5,"ask_size":1.0,"iv":0.5065,"open_interest":1.0,"volume":1.0,"delta":0.9936,"gamma":0.0,"vega":0.3611,"theta":0.0,"rho":3.937,"theo":2014.4646,"change":55.39,"open":2065.29,"high":2065.29,"low":2065.29,"tick":"up","last_trade_price":2065.29,"last_trade_time":"2026-02-18T13:21:26","percent_change":2.75586,"prev_day_close":2035.29998779297},{"option":"SPXW260320P04850000","bid":2.05,"bid_size":140.0,"ask":2.25,"ask_size":8.0,"iv":0.5099,"open_interest":424.0,"volume":75.0,"delta":-0.0065,"gamma":0.0,"vega":0.3611,"theta":-0.2839,"rho":-0.0368,"theo":2.0479,"change":-0.625,"open":1.75,"high":1.75,"low":1.75,"tick":"no_change","last_trade_price":1.75,"last_trade_time":"2026-02-18T11:08:46","percent_change":-26.3158,"prev_day_close":1.92500001192093},{"option":"SPXW260320C04900000","bid":1961.2,"bid_size":1.0,"ask":1968.8,"ask_size":1.0,"iv":0.4966,"open_interest":30.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":0.3898,"theta":0.0,"rho":3.9746,"theo":1964.8009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1926.28,"last_trade_time":"2026-02-05T11:23:37","percent_change":0.0,"prev_day_close":1985.55004882812},{"option":"SPXW260320P04900000","bid":2.2,"bid_size":139.0,"ask":2.45,"ask_size":227.0,"iv":0.501,"open_interest":244.0,"volume":7.0,"delta":-0.007,"gamma":0.0,"vega":0.3898,"theta":-0.3014,"rho":-0.0401,"theo":2.2118,"change":-0.615,"open":2.2,"high":2.2,"low":1.91,"tick":"down","last_trade_price":1.91,"last_trade_time":"2026-02-18T10:10:48","percent_change":-24.3564,"prev_day_close":2.02499997615814},{"option":"SPXW260320C04950000","bid":1911.6,"bid_size":1.0,"ask":1919.2,"ask_size":1.0,"iv":0.4891,"open_interest":0.0,"volume":0.0,"delta":0.9924,"gamma":0.0,"vega":0.421,"theta":0.0,"rho":4.0119,"theo":1915.1509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1935.5},{"option":"SPXW260320P04950000","bid":2.4,"bid_size":81.0,"ask":2.6,"ask_size":226.0,"iv":0.4919,"open_interest":443.0,"volume":2.0,"delta":-0.0077,"gamma":0.0,"vega":0.421,"theta":-0.3199,"rho":-0.0437,"theo":2.3894,"change":-0.725,"open":1.95,"high":2.0,"low":1.95,"tick":"up","last_trade_price":2.0,"last_trade_time":"2026-02-18T15:59:01","percent_change":-26.6055,"prev_day_close":2.17499995231628},{"option":"SPXW260320C05000000","bid":1861.9,"bid_size":1.0,"ask":1869.5,"ask_size":1.0,"iv":0.4787,"open_interest":117.0,"volume":4.0,"delta":0.9917,"gamma":0.0,"vega":0.4546,"theta":0.0,"rho":4.0488,"theo":1865.5157,"change":31.86,"open":1867.1,"high":1911.52,"low":1867.1,"tick":"down","last_trade_price":1892.21,"last_trade_time":"2026-02-18T15:47:27","percent_change":1.71258,"prev_day_close":1885.90002441406},{"option":"SPXW260320P05000000","bid":2.55,"bid_size":137.0,"ask":2.8,"ask_size":223.0,"iv":0.4824,"open_interest":366.0,"volume":8.0,"delta":-0.0084,"gamma":0.0,"vega":0.4546,"theta":-0.3394,"rho":-0.0477,"theo":2.5819,"change":-0.605,"open":2.22,"high":2.5,"low":2.02,"tick":"down","last_trade_price":2.27,"last_trade_time":"2026-02-18T15:47:27","percent_change":-21.0435,"prev_day_close":2.32500004768372},{"option":"SPXW260320C05050000","bid":1812.3,"bid_size":1.0,"ask":1819.9,"ask_size":1.0,"iv":0.4704,"open_interest":3.0,"volume":0.0,"delta":0.9909,"gamma":0.0,"vega":0.4905,"theta":0.0,"rho":4.0854,"theo":1815.8964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1694.12,"last_trade_time":"2025-10-17T13:18:22","percent_change":0.0,"prev_day_close":1836.35003662109},{"option":"SPXW260320P05050000","bid":2.75,"bid_size":107.0,"ask":3.0,"ask_size":221.0,"iv":0.4732,"open_interest":293.0,"volume":15.0,"delta":-0.0091,"gamma":0.0,"vega":0.4905,"theta":-0.3601,"rho":-0.0521,"theo":2.7902,"change":-0.7,"open":2.53,"high":2.53,"low":2.25,"tick":"no_change","last_trade_price":2.4,"last_trade_time":"2026-02-18T15:59:50","percent_change":-22.5806,"prev_day_close":2.52499997615814},{"option":"SPXW260320C05100000","bid":1762.7,"bid_size":1.0,"ask":1770.3,"ask_size":1.0,"iv":0.4616,"open_interest":0.0,"volume":0.0,"delta":0.9901,"gamma":0.0,"vega":0.5288,"theta":0.0,"rho":4.1216,"theo":1766.2938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1786.70001220703},{"option":"SPXW260320P05100000","bid":2.95,"bid_size":135.0,"ask":3.2,"ask_size":214.0,"iv":0.4637,"open_interest":404.0,"volume":72.0,"delta":-0.01,"gamma":0.0,"vega":0.5288,"theta":-0.3818,"rho":-0.0568,"theo":3.0152,"change":-0.9,"open":2.75,"high":2.98,"low":2.4,"tick":"down","last_trade_price":2.4,"last_trade_time":"2026-02-18T12:38:47","percent_change":-27.2727,"prev_day_close":2.67499995231628},{"option":"SPXW260320C05150000","bid":1713.1,"bid_size":2.0,"ask":1720.7,"ask_size":2.0,"iv":0.4525,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0,"vega":0.5702,"theta":0.0,"rho":4.1574,"theo":1716.7088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1686.21,"last_trade_time":"2025-11-13T13:26:32","percent_change":0.0,"prev_day_close":1737.15002441406},{"option":"SPXW260320P05150000","bid":3.2,"bid_size":108.0,"ask":3.5,"ask_size":238.0,"iv":0.4553,"open_interest":219.0,"volume":3.0,"delta":-0.0108,"gamma":0.0,"vega":0.5702,"theta":-0.4046,"rho":-0.0619,"theo":3.2579,"change":-0.7,"open":2.55,"high":3.1,"low":2.55,"tick":"down","last_trade_price":2.8,"last_trade_time":"2026-02-18T15:58:43","percent_change":-20.0,"prev_day_close":2.875},{"option":"SPXW260320C05200000","bid":1663.5,"bid_size":2.0,"ask":1671.1,"ask_size":2.0,"iv":0.4431,"open_interest":1.0,"volume":0.0,"delta":0.9882,"gamma":0.0,"vega":0.6154,"theta":0.0,"rho":4.1928,"theo":1667.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1726.9,"last_trade_time":"2025-12-22T16:06:38","percent_change":0.0,"prev_day_close":1687.5},{"option":"SPXW260320P05200000","bid":3.4,"bid_size":133.0,"ask":3.7,"ask_size":210.0,"iv":0.4452,"open_interest":431.0,"volume":10.0,"delta":-0.0118,"gamma":0.0,"vega":0.6154,"theta":-0.4285,"rho":-0.0675,"theo":3.5194,"change":0.2,"open":3.45,"high":3.45,"low":2.75,"tick":"up","last_trade_price":3.0,"last_trade_time":"2026-02-18T15:47:28","percent_change":6.45161,"prev_day_close":3.10000002384186},{"option":"SPXW260320C05250000","bid":1613.9,"bid_size":2.0,"ask":1621.5,"ask_size":2.0,"iv":0.4334,"open_interest":0.0,"volume":0.0,"delta":0.9871,"gamma":0.0,"vega":0.6644,"theta":0.0,"rho":4.2275,"theo":1617.5975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1638.34997558594},{"option":"SPXW260320P05250000","bid":3.7,"bid_size":103.0,"ask":4.0,"ask_size":207.0,"iv":0.4366,"open_interest":635.0,"volume":4.0,"delta":-0.0129,"gamma":0.0,"vega":0.6644,"theta":-0.4536,"rho":-0.0737,"theo":3.8018,"change":-1.1,"open":3.1,"high":3.1,"low":3.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T12:17:31","percent_change":-26.8293,"prev_day_close":3.39999997615814},{"option":"SPXW260320C05300000","bid":1564.4,"bid_size":2.0,"ask":1572.0,"ask_size":2.0,"iv":0.425,"open_interest":0.0,"volume":0.0,"delta":0.9859,"gamma":0.0,"vega":0.717,"theta":0.0,"rho":4.2615,"theo":1568.0754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1635.64,"last_trade_time":"2025-12-29T12:34:18","percent_change":0.0,"prev_day_close":1587.84997558594},{"option":"SPXW260320P05300000","bid":4.0,"bid_size":78.0,"ask":4.3,"ask_size":226.0,"iv":0.4275,"open_interest":825.0,"volume":175.0,"delta":-0.0141,"gamma":0.0,"vega":0.717,"theta":-0.48,"rho":-0.0806,"theo":4.1073,"change":0.7,"open":3.75,"high":3.8,"low":3.15,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-18T15:02:37","percent_change":19.4444,"prev_day_close":3.60000002384186},{"option":"SPXW260320C05350000","bid":1514.9,"bid_size":2.0,"ask":1522.5,"ask_size":2.0,"iv":0.4162,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":0.7729,"theta":0.0,"rho":4.295,"theo":1518.5786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1539.29998779297},{"option":"SPXW260320P05350000","bid":4.3,"bid_size":146.0,"ask":4.6,"ask_size":249.0,"iv":0.4181,"open_interest":6079.0,"volume":14.0,"delta":-0.0154,"gamma":0.0,"vega":0.7729,"theta":-0.5077,"rho":-0.088,"theo":4.4381,"change":-1.2,"open":4.3,"high":4.3,"low":3.5,"tick":"down","last_trade_price":3.5,"last_trade_time":"2026-02-18T12:14:55","percent_change":-25.5319,"prev_day_close":3.89999997615814},{"option":"SPXW260320C05400000","bid":1465.3,"bid_size":2.0,"ask":1473.1,"ask_size":2.0,"iv":0.4069,"open_interest":5.0,"volume":3.0,"delta":0.9832,"gamma":0.0,"vega":0.8331,"theta":0.0,"rho":4.3279,"theo":1469.1096,"change":45.38,"open":1509.28,"high":1509.28,"low":1509.28,"tick":"down","last_trade_price":1509.28,"last_trade_time":"2026-02-18T10:25:23","percent_change":3.09994,"prev_day_close":1488.89996337891},{"option":"SPXW260320P05400000","bid":4.6,"bid_size":126.0,"ask":4.9,"ask_size":195.0,"iv":0.4084,"open_interest":10681.0,"volume":32.0,"delta":-0.0168,"gamma":0.0,"vega":0.8331,"theta":-0.5368,"rho":-0.096,"theo":4.7967,"change":-1.25,"open":4.5,"high":4.5,"low":3.8,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T12:13:57","percent_change":-24.7525,"prev_day_close":4.20000004768372},{"option":"SPXW260320C05450000","bid":1415.8,"bid_size":2.0,"ask":1423.6,"ask_size":2.0,"iv":0.3986,"open_interest":0.0,"volume":0.0,"delta":0.9817,"gamma":0.0001,"vega":0.8989,"theta":-0.0428,"rho":4.36,"theo":1419.6715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1440.34997558594},{"option":"SPXW260320P05450000","bid":5.0,"bid_size":115.0,"ask":5.3,"ask_size":192.0,"iv":0.3996,"open_interest":235.0,"volume":33.0,"delta":-0.0184,"gamma":0.0001,"vega":0.8989,"theta":-0.5674,"rho":-0.1049,"theo":5.1862,"change":-0.9,"open":5.2,"high":5.2,"low":4.1,"tick":"no_change","last_trade_price":4.5,"last_trade_time":"2026-02-18T15:45:52","percent_change":-16.6667,"prev_day_close":4.59999990463257},{"option":"SPXW260320C05500000","bid":1366.4,"bid_size":2.0,"ask":1374.2,"ask_size":2.0,"iv":0.3897,"open_interest":12.0,"volume":15.0,"delta":0.9799,"gamma":0.0001,"vega":0.9712,"theta":-0.0936,"rho":4.391,"theo":1370.2692,"change":26.02,"open":1391.07,"high":1391.07,"low":1391.07,"tick":"down","last_trade_price":1391.07,"last_trade_time":"2026-02-18T15:44:07","percent_change":1.90616,"prev_day_close":1389.84997558594},{"option":"SPXW260320P05500000","bid":5.4,"bid_size":167.0,"ask":5.7,"ask_size":121.0,"iv":0.3903,"open_interest":1854.0,"volume":34.0,"delta":-0.0201,"gamma":0.0001,"vega":0.9712,"theta":-0.5997,"rho":-0.1148,"theo":5.6116,"change":-1.0,"open":5.1,"high":5.1,"low":4.31,"tick":"no_change","last_trade_price":4.9,"last_trade_time":"2026-02-18T15:45:52","percent_change":-16.9492,"prev_day_close":4.90000009536743},{"option":"SPXW260320C05525000","bid":1341.7,"bid_size":2.0,"ask":1349.5,"ask_size":2.0,"iv":0.3852,"open_interest":0.0,"volume":0.0,"delta":0.979,"gamma":0.0001,"vega":1.0097,"theta":-0.1197,"rho":4.406,"theo":1345.5834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1365.95001220703},{"option":"SPXW260320P05525000","bid":5.7,"bid_size":57.0,"ask":6.0,"ask_size":208.0,"iv":0.3867,"open_interest":182.0,"volume":80.0,"delta":-0.021,"gamma":0.0001,"vega":1.0097,"theta":-0.6166,"rho":-0.1202,"theo":5.8396,"change":-1.2,"open":5.6,"high":5.6,"low":4.5,"tick":"up","last_trade_price":4.9,"last_trade_time":"2026-02-18T15:57:33","percent_change":-19.6721,"prev_day_close":5.09999990463257},{"option":"SPXW260320C05550000","bid":1317.2,"bid_size":2.0,"ask":1324.8,"ask_size":2.0,"iv":0.3805,"open_interest":8.0,"volume":15.0,"delta":0.978,"gamma":0.0001,"vega":1.0496,"theta":-0.1464,"rho":4.4208,"theo":1320.909,"change":25.52,"open":1341.67,"high":1341.67,"low":1341.67,"tick":"down","last_trade_price":1341.67,"last_trade_time":"2026-02-18T15:44:07","percent_change":1.93899,"prev_day_close":1340.45001220703},{"option":"SPXW260320P05550000","bid":5.9,"bid_size":68.0,"ask":6.2,"ask_size":170.0,"iv":0.3818,"open_interest":415.0,"volume":16.0,"delta":-0.022,"gamma":0.0001,"vega":1.0496,"theta":-0.634,"rho":-0.126,"theo":6.0789,"change":-1.5,"open":5.9,"high":5.9,"low":4.5,"tick":"down","last_trade_price":4.8,"last_trade_time":"2026-02-18T12:13:28","percent_change":-23.8095,"prev_day_close":5.40000009536743},{"option":"SPXW260320C05575000","bid":1292.5,"bid_size":2.0,"ask":1300.1,"ask_size":2.0,"iv":0.3757,"open_interest":0.0,"volume":0.0,"delta":0.977,"gamma":0.0001,"vega":1.0911,"theta":-0.1736,"rho":4.4352,"theo":1296.2469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1316.84997558594},{"option":"SPXW260320P05575000","bid":6.1,"bid_size":147.0,"ask":6.4,"ask_size":114.0,"iv":0.3768,"open_interest":16335.0,"volume":22.0,"delta":-0.023,"gamma":0.0001,"vega":1.0911,"theta":-0.652,"rho":-0.132,"theo":6.3306,"change":-0.95,"open":5.8,"high":5.9,"low":4.9,"tick":"up","last_trade_price":5.65,"last_trade_time":"2026-02-18T13:52:49","percent_change":-14.3939,"prev_day_close":5.59999990463257},{"option":"SPXW260320C05600000","bid":1267.9,"bid_size":2.0,"ask":1275.5,"ask_size":2.0,"iv":0.3718,"open_interest":10.0,"volume":1.0,"delta":0.9759,"gamma":0.0001,"vega":1.1341,"theta":-0.2014,"rho":4.4494,"theo":1271.598,"change":49.55,"open":1315.85,"high":1315.85,"low":1315.85,"tick":"up","last_trade_price":1315.85,"last_trade_time":"2026-02-18T11:20:47","percent_change":3.91298,"prev_day_close":1292.09997558594},{"option":"SPXW260320P05600000","bid":6.4,"bid_size":98.0,"ask":6.7,"ask_size":204.0,"iv":0.3728,"open_interest":3170.0,"volume":22.0,"delta":-0.0241,"gamma":0.0001,"vega":1.1341,"theta":-0.6706,"rho":-0.1383,"theo":6.5955,"change":-1.8,"open":6.0,"high":6.0,"low":4.92,"tick":"no_change","last_trade_price":5.1,"last_trade_time":"2026-02-18T12:17:31","percent_change":-26.087,"prev_day_close":5.79999995231628},{"option":"SPXW260320C05625000","bid":1243.1,"bid_size":2.0,"ask":1250.9,"ask_size":2.0,"iv":0.3677,"open_interest":0.0,"volume":0.0,"delta":0.9747,"gamma":0.0001,"vega":1.179,"theta":-0.2299,"rho":4.4633,"theo":1246.9633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1266.5},{"option":"SPXW260320P05625000","bid":6.7,"bid_size":49.0,"ask":7.0,"ask_size":208.0,"iv":0.3685,"open_interest":27972.0,"volume":12.0,"delta":-0.0253,"gamma":0.0001,"vega":1.179,"theta":-0.6898,"rho":-0.1449,"theo":6.8746,"change":-1.2,"open":6.3,"high":6.3,"low":5.3,"tick":"up","last_trade_price":6.0,"last_trade_time":"2026-02-18T14:22:26","percent_change":-16.6667,"prev_day_close":6.04999995231628},{"option":"SPXW260320C05630000","bid":1238.3,"bid_size":2.0,"ask":1245.9,"ask_size":2.0,"iv":0.3662,"open_interest":0.0,"volume":0.0,"delta":0.9745,"gamma":0.0001,"vega":1.1883,"theta":-0.2357,"rho":4.466,"theo":1242.0381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1261.45001220703},{"option":"SPXW260320P05630000","bid":6.7,"bid_size":100.0,"ask":7.0,"ask_size":23.0,"iv":0.3671,"open_interest":6.0,"volume":6.0,"delta":-0.0255,"gamma":0.0001,"vega":1.1883,"theta":-0.6937,"rho":-0.1462,"theo":6.9323,"change":5.6,"open":6.5,"high":6.5,"low":5.6,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T11:25:08","percent_change":0.0,"prev_day_close":6.09999990463257},{"option":"SPXW260320C05640000","bid":1228.3,"bid_size":2.0,"ask":1236.1,"ask_size":2.0,"iv":0.3649,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0001,"vega":1.207,"theta":-0.2473,"rho":4.4714,"theo":1232.1898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1252.40002441406},{"option":"SPXW260320P05640000","bid":6.9,"bid_size":49.0,"ask":7.2,"ask_size":199.0,"iv":0.3661,"open_interest":16.0,"volume":26.0,"delta":-0.026,"gamma":0.0001,"vega":1.207,"theta":-0.7017,"rho":-0.149,"theo":7.0494,"change":6.8,"open":6.4,"high":6.8,"low":5.4,"tick":"up","last_trade_price":6.8,"last_trade_time":"2026-02-18T14:43:32","percent_change":0.0,"prev_day_close":6.20000004768372},{"option":"SPXW260320C05650000","bid":1218.6,"bid_size":2.0,"ask":1226.2,"ask_size":2.0,"iv":0.3626,"open_interest":0.0,"volume":0.0,"delta":0.9735,"gamma":0.0001,"vega":1.2262,"theta":-0.2591,"rho":4.4768,"theo":1222.344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1242.69995117188},{"option":"SPXW260320P05650000","bid":7.0,"bid_size":65.0,"ask":7.3,"ask_size":204.0,"iv":0.3641,"open_interest":2875.0,"volume":50.0,"delta":-0.0265,"gamma":0.0001,"vega":1.2262,"theta":-0.7097,"rho":-0.1518,"theo":7.1691,"change":-0.5,"open":6.8,"high":7.0,"low":5.4,"tick":"no_change","last_trade_price":7.0,"last_trade_time":"2026-02-18T15:22:24","percent_change":-6.66667,"prev_day_close":6.29999995231628},{"option":"SPXW260320C05660000","bid":1208.6,"bid_size":2.0,"ask":1216.4,"ask_size":2.0,"iv":0.3613,"open_interest":705.0,"volume":0.0,"delta":0.973,"gamma":0.0001,"vega":1.2458,"theta":-0.271,"rho":4.482,"theo":1212.5008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1231.71,"last_trade_time":"2026-02-12T13:58:20","percent_change":0.0,"prev_day_close":1232.0},{"option":"SPXW260320P05660000","bid":7.1,"bid_size":64.0,"ask":7.4,"ask_size":165.0,"iv":0.3622,"open_interest":85.0,"volume":43.0,"delta":-0.027,"gamma":0.0001,"vega":1.2458,"theta":-0.7179,"rho":-0.1547,"theo":7.2915,"change":-2.0,"open":6.8,"high":6.9,"low":5.6,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T12:28:43","percent_change":-26.3158,"prev_day_close":6.40000009536743},{"option":"SPXW260320C05670000","bid":1198.9,"bid_size":2.0,"ask":1206.5,"ask_size":2.0,"iv":0.359,"open_interest":0.0,"volume":0.0,"delta":0.9725,"gamma":0.0001,"vega":1.2658,"theta":-0.2829,"rho":4.4873,"theo":1202.6605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1222.90002441406},{"option":"SPXW260320P05670000","bid":7.2,"bid_size":66.0,"ask":7.5,"ask_size":99.0,"iv":0.3602,"open_interest":59.0,"volume":17.0,"delta":-0.0276,"gamma":0.0001,"vega":1.2658,"theta":-0.7262,"rho":-0.1577,"theo":7.4167,"change":-0.8,"open":5.9,"high":6.9,"low":5.9,"tick":"up","last_trade_price":6.9,"last_trade_time":"2026-02-18T14:36:08","percent_change":-10.3896,"prev_day_close":6.5},{"option":"SPXW260320C05675000","bid":1194.0,"bid_size":2.0,"ask":1201.6,"ask_size":2.0,"iv":0.3583,"open_interest":0.0,"volume":0.0,"delta":0.9722,"gamma":0.0001,"vega":1.276,"theta":-0.289,"rho":4.4898,"theo":1197.7414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1217.10003662109},{"option":"SPXW260320P05675000","bid":7.3,"bid_size":64.0,"ask":7.6,"ask_size":200.0,"iv":0.3597,"open_interest":16337.0,"volume":11.0,"delta":-0.0278,"gamma":0.0001,"vega":1.276,"theta":-0.7304,"rho":-0.1592,"theo":7.4804,"change":-2.0,"open":6.0,"high":6.0,"low":5.8,"tick":"down","last_trade_price":5.8,"last_trade_time":"2026-02-18T12:08:19","percent_change":-25.641,"prev_day_close":6.59999990463257},{"option":"SPXW260320C05680000","bid":1189.1,"bid_size":2.0,"ask":1196.7,"ask_size":2.0,"iv":0.3576,"open_interest":0.0,"volume":0.0,"delta":0.9719,"gamma":0.0001,"vega":1.2863,"theta":-0.2951,"rho":4.4924,"theo":1192.823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1212.25},{"option":"SPXW260320P05680000","bid":7.3,"bid_size":98.0,"ask":7.7,"ask_size":197.0,"iv":0.3587,"open_interest":83.0,"volume":54.0,"delta":-0.0281,"gamma":0.0001,"vega":1.2863,"theta":-0.7346,"rho":-0.1607,"theo":7.5448,"change":-1.95,"open":7.2,"high":7.2,"low":5.9,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T10:20:26","percent_change":-24.8408,"prev_day_close":6.64999985694885},{"option":"SPXW260320C05690000","bid":1179.1,"bid_size":2.0,"ask":1186.9,"ask_size":4.0,"iv":0.3562,"open_interest":10.0,"volume":10.0,"delta":0.9714,"gamma":0.0001,"vega":1.3073,"theta":-0.3073,"rho":4.4974,"theo":1182.9886,"change":52.07,"open":1230.67,"high":1230.67,"low":1230.67,"tick":"down","last_trade_price":1230.67,"last_trade_time":"2026-02-18T13:20:01","percent_change":4.41795,"prev_day_close":1203.30004882812},{"option":"SPXW260320P05690000","bid":7.5,"bid_size":64.0,"ask":7.8,"ask_size":163.0,"iv":0.3571,"open_interest":87.0,"volume":27.0,"delta":-0.0286,"gamma":0.0001,"vega":1.3073,"theta":-0.7432,"rho":-0.1639,"theo":7.6758,"change":-1.5,"open":6.0,"high":6.5,"low":5.95,"tick":"up","last_trade_price":6.5,"last_trade_time":"2026-02-18T13:46:26","percent_change":-18.75,"prev_day_close":6.75},{"option":"SPXW260320C05700000","bid":1169.4,"bid_size":2.0,"ask":1177.0,"ask_size":2.0,"iv":0.3539,"open_interest":23.0,"volume":1.0,"delta":0.9708,"gamma":0.0001,"vega":1.3287,"theta":-0.3197,"rho":4.5024,"theo":1173.1572,"change":51.13,"open":1219.38,"high":1219.38,"low":1219.38,"tick":"down","last_trade_price":1219.38,"last_trade_time":"2026-02-18T11:18:16","percent_change":4.37663,"prev_day_close":1192.75},{"option":"SPXW260320P05700000","bid":7.6,"bid_size":97.0,"ask":7.9,"ask_size":160.0,"iv":0.3551,"open_interest":1428.0,"volume":29.0,"delta":-0.0292,"gamma":0.0001,"vega":1.3287,"theta":-0.7518,"rho":-0.1671,"theo":7.81,"change":-1.15,"open":7.4,"high":7.4,"low":6.0,"tick":"down","last_trade_price":6.95,"last_trade_time":"2026-02-18T15:40:29","percent_change":-14.1975,"prev_day_close":6.90000009536743},{"option":"SPXW260320C05710000","bid":1159.6,"bid_size":2.0,"ask":1167.2,"ask_size":4.0,"iv":0.3524,"open_interest":0.0,"volume":0.0,"delta":0.9702,"gamma":0.0001,"vega":1.3506,"theta":-0.3322,"rho":4.5073,"theo":1163.3291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1217.06,"last_trade_time":"2026-02-06T12:19:35","percent_change":0.0,"prev_day_close":1183.59997558594},{"option":"SPXW260320P05710000","bid":7.7,"bid_size":98.0,"ask":8.1,"ask_size":195.0,"iv":0.3534,"open_interest":163.0,"volume":21.0,"delta":-0.0298,"gamma":0.0001,"vega":1.3506,"theta":-0.7607,"rho":-0.1704,"theo":7.9474,"change":-1.85,"open":6.3,"high":6.4,"low":5.9,"tick":"up","last_trade_price":6.4,"last_trade_time":"2026-02-18T11:53:19","percent_change":-22.4242,"prev_day_close":7.0},{"option":"SPXW260320C05720000","bid":1149.6,"bid_size":2.0,"ask":1157.4,"ask_size":4.0,"iv":0.3509,"open_interest":1.0,"volume":1.0,"delta":0.9697,"gamma":0.0001,"vega":1.373,"theta":-0.3448,"rho":4.5121,"theo":1153.5043,"change":50.01,"open":1199.21,"high":1199.21,"low":1199.21,"tick":"down","last_trade_price":1199.21,"last_trade_time":"2026-02-18T11:18:16","percent_change":4.35172,"prev_day_close":1172.89996337891},{"option":"SPXW260320P05720000","bid":7.9,"bid_size":62.0,"ask":8.2,"ask_size":160.0,"iv":0.3518,"open_interest":120.0,"volume":21.0,"delta":-0.0304,"gamma":0.0001,"vega":1.373,"theta":-0.7696,"rho":-0.1738,"theo":8.0881,"change":-1.8,"open":6.3,"high":6.6,"low":5.9,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-18T13:33:56","percent_change":-21.4286,"prev_day_close":7.09999990463257},{"option":"SPXW260320C05725000","bid":1144.7,"bid_size":2.0,"ask":1152.5,"ask_size":4.0,"iv":0.3501,"open_interest":15.0,"volume":10.0,"delta":0.9694,"gamma":0.0001,"vega":1.3844,"theta":-0.3512,"rho":4.5144,"theo":1148.5932,"change":52.12,"open":1195.77,"high":1195.77,"low":1195.77,"tick":"down","last_trade_price":1195.77,"last_trade_time":"2026-02-18T13:20:01","percent_change":4.55734,"prev_day_close":1168.80004882812},{"option":"SPXW260320P05725000","bid":7.9,"bid_size":206.0,"ask":8.3,"ask_size":212.0,"iv":0.3507,"open_interest":27918.0,"volume":100.0,"delta":-0.0307,"gamma":0.0001,"vega":1.3844,"theta":-0.7742,"rho":-0.1756,"theo":8.1598,"change":-1.4,"open":7.9,"high":7.9,"low":6.2,"tick":"up","last_trade_price":7.1,"last_trade_time":"2026-02-18T16:02:55","percent_change":-16.4706,"prev_day_close":7.20000004768372},{"option":"SPXW260320C05730000","bid":1139.8,"bid_size":2.0,"ask":1147.6,"ask_size":4.0,"iv":0.3493,"open_interest":5.0,"volume":5.0,"delta":0.9691,"gamma":0.0001,"vega":1.3959,"theta":-0.3577,"rho":4.5167,"theo":1143.683,"change":48.24,"open":1187.64,"high":1187.64,"low":1187.64,"tick":"no_change","last_trade_price":1187.64,"last_trade_time":"2026-02-18T11:21:05","percent_change":4.23381,"prev_day_close":1163.79998779297},{"option":"SPXW260320P05730000","bid":8.0,"bid_size":81.0,"ask":8.4,"ask_size":190.0,"iv":0.3501,"open_interest":217.0,"volume":30.0,"delta":-0.031,"gamma":0.0001,"vega":1.3959,"theta":-0.7787,"rho":-0.1773,"theo":8.2324,"change":-0.65,"open":6.5,"high":7.9,"low":6.2,"tick":"up","last_trade_price":7.9,"last_trade_time":"2026-02-18T15:10:29","percent_change":-7.60234,"prev_day_close":7.25},{"option":"SPXW260320C05740000","bid":1130.1,"bid_size":2.0,"ask":1137.7,"ask_size":2.0,"iv":0.347,"open_interest":0.0,"volume":0.0,"delta":0.9684,"gamma":0.0001,"vega":1.4192,"theta":-0.3706,"rho":4.5213,"theo":1133.8654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1153.29998779297},{"option":"SPXW260320P05740000","bid":8.1,"bid_size":169.0,"ask":8.5,"ask_size":172.0,"iv":0.348,"open_interest":222.0,"volume":114.0,"delta":-0.0316,"gamma":0.0001,"vega":1.4192,"theta":-0.788,"rho":-0.1809,"theo":8.3803,"change":-1.6,"open":8.0,"high":8.0,"low":6.4,"tick":"no_change","last_trade_price":7.1,"last_trade_time":"2026-02-18T13:50:45","percent_change":-18.3908,"prev_day_close":7.40000009536743},{"option":"SPXW260320C05750000","bid":1120.3,"bid_size":2.0,"ask":1127.9,"ask_size":4.0,"iv":0.3454,"open_interest":5.0,"volume":1.0,"delta":0.9678,"gamma":0.0001,"vega":1.4429,"theta":-0.3837,"rho":4.5258,"theo":1124.0516,"change":51.4,"open":1170.15,"high":1170.15,"low":1170.15,"tick":"up","last_trade_price":1170.15,"last_trade_time":"2026-02-18T11:09:17","percent_change":4.59441,"prev_day_close":1143.25},{"option":"SPXW260320P05750000","bid":8.3,"bid_size":115.0,"ask":8.7,"ask_size":225.0,"iv":0.3466,"open_interest":3704.0,"volume":47.0,"delta":-0.0322,"gamma":0.0001,"vega":1.4429,"theta":-0.7974,"rho":-0.1846,"theo":8.532,"change":-0.95,"open":8.1,"high":8.1,"low":6.4,"tick":"up","last_trade_price":7.9,"last_trade_time":"2026-02-18T14:47:04","percent_change":-10.7345,"prev_day_close":7.5},{"option":"SPXW260320C05760000","bid":1110.5,"bid_size":2.0,"ask":1118.1,"ask_size":4.0,"iv":0.3438,"open_interest":1.0,"volume":0.0,"delta":0.9672,"gamma":0.0001,"vega":1.4671,"theta":-0.397,"rho":4.5302,"theo":1114.2417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1073.69,"last_trade_time":"2026-02-05T15:25:48","percent_change":0.0,"prev_day_close":1134.39996337891},{"option":"SPXW260320P05760000","bid":8.4,"bid_size":169.0,"ask":8.8,"ask_size":82.0,"iv":0.3445,"open_interest":127.0,"volume":12.0,"delta":-0.0329,"gamma":0.0001,"vega":1.4671,"theta":-0.807,"rho":-0.1884,"theo":8.6876,"change":-2.25,"open":6.9,"high":6.9,"low":6.6,"tick":"no_change","last_trade_price":6.8,"last_trade_time":"2026-02-18T11:44:49","percent_change":-24.8619,"prev_day_close":7.64999985694885},{"option":"SPXW260320C05770000","bid":1100.7,"bid_size":2.0,"ask":1108.3,"ask_size":4.0,"iv":0.3421,"open_interest":5.0,"volume":5.0,"delta":0.9665,"gamma":0.0001,"vega":1.4917,"theta":-0.4104,"rho":4.5344,"theo":1104.4359,"change":47.42,"open":1147.57,"high":1147.57,"low":1147.57,"tick":"no_change","last_trade_price":1147.57,"last_trade_time":"2026-02-18T11:21:05","percent_change":4.31032,"prev_day_close":1123.75},{"option":"SPXW260320P05770000","bid":8.6,"bid_size":164.0,"ask":9.0,"ask_size":169.0,"iv":0.3431,"open_interest":94.0,"volume":31.0,"delta":-0.0336,"gamma":0.0001,"vega":1.4917,"theta":-0.8167,"rho":-0.1924,"theo":8.8473,"change":-2.2,"open":8.6,"high":8.6,"low":6.7,"tick":"no_change","last_trade_price":7.0,"last_trade_time":"2026-02-18T11:52:35","percent_change":-23.913,"prev_day_close":7.79999995231628},{"option":"SPXW260320C05775000","bid":1095.8,"bid_size":2.0,"ask":1103.4,"ask_size":4.0,"iv":0.3413,"open_interest":1.0,"volume":0.0,"delta":0.9661,"gamma":0.0001,"vega":1.5042,"theta":-0.4172,"rho":4.5365,"theo":1099.5345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1155.17,"last_trade_time":"2025-12-31T10:50:04","percent_change":0.0,"prev_day_close":1118.84997558594},{"option":"SPXW260320P05775000","bid":8.7,"bid_size":78.0,"ask":9.1,"ask_size":169.0,"iv":0.3424,"open_interest":198.0,"volume":22.0,"delta":-0.0339,"gamma":0.0001,"vega":1.5042,"theta":-0.8217,"rho":-0.1943,"theo":8.9288,"change":-0.8,"open":7.2,"high":8.5,"low":6.8,"tick":"up","last_trade_price":8.5,"last_trade_time":"2026-02-18T15:25:00","percent_change":-8.60215,"prev_day_close":7.90000009536743},{"option":"SPXW260320C05780000","bid":1090.9,"bid_size":2.0,"ask":1098.5,"ask_size":4.0,"iv":0.3404,"open_interest":0.0,"volume":0.0,"delta":0.9658,"gamma":0.0001,"vega":1.5167,"theta":-0.424,"rho":4.5386,"theo":1094.6343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1114.65002441406},{"option":"SPXW260320P05780000","bid":8.8,"bid_size":60.0,"ask":9.1,"ask_size":51.0,"iv":0.3416,"open_interest":51.0,"volume":14.0,"delta":-0.0342,"gamma":0.0001,"vega":1.5167,"theta":-0.8266,"rho":-0.1964,"theo":9.0113,"change":-2.45,"open":7.1,"high":7.1,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T12:10:56","percent_change":-26.2032,"prev_day_close":8.00000023841858},{"option":"SPXW260320C05790000","bid":1081.1,"bid_size":2.0,"ask":1088.7,"ask_size":4.0,"iv":0.3387,"open_interest":1.0,"volume":0.0,"delta":0.9651,"gamma":0.0001,"vega":1.5422,"theta":-0.4378,"rho":4.5427,"theo":1084.837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1198.97,"last_trade_time":"2026-01-16T14:27:26","percent_change":0.0,"prev_day_close":1104.0},{"option":"SPXW260320P05790000","bid":8.9,"bid_size":176.0,"ask":9.3,"ask_size":51.0,"iv":0.3395,"open_interest":58.0,"volume":17.0,"delta":-0.035,"gamma":0.0001,"vega":1.5422,"theta":-0.8367,"rho":-0.2004,"theo":9.1795,"change":-2.65,"open":9.27,"high":9.27,"low":6.9,"tick":"down","last_trade_price":6.9,"last_trade_time":"2026-02-18T13:19:24","percent_change":-27.7487,"prev_day_close":8.09999990463257},{"option":"SPXW260320C05800000","bid":1071.3,"bid_size":2.0,"ask":1078.9,"ask_size":2.0,"iv":0.337,"open_interest":117.0,"volume":10.0,"delta":0.9644,"gamma":0.0001,"vega":1.568,"theta":-0.4518,"rho":4.5467,"theo":1075.0443,"change":20.81,"open":1091.31,"high":1091.31,"low":1091.31,"tick":"down","last_trade_price":1091.31,"last_trade_time":"2026-02-18T15:39:07","percent_change":1.94395,"prev_day_close":1094.29998779297},{"option":"SPXW260320P05800000","bid":9.1,"bid_size":195.0,"ask":9.5,"ask_size":168.0,"iv":0.3379,"open_interest":4005.0,"volume":26.0,"delta":-0.0357,"gamma":0.0001,"vega":1.568,"theta":-0.847,"rho":-0.2046,"theo":9.3523,"change":-1.3,"open":8.99,"high":9.83,"low":6.8,"tick":"no_change","last_trade_price":8.4,"last_trade_time":"2026-02-18T15:40:29","percent_change":-13.4021,"prev_day_close":8.2999997138977},{"option":"SPXW260320C05810000","bid":1061.4,"bid_size":2.0,"ask":1069.1,"ask_size":3.0,"iv":0.3359,"open_interest":5.0,"volume":1.0,"delta":0.9636,"gamma":0.0001,"vega":1.5944,"theta":-0.4659,"rho":4.5506,"theo":1065.2562,"change":49.29,"open":1110.24,"high":1110.24,"low":1110.24,"tick":"up","last_trade_price":1110.24,"last_trade_time":"2026-02-18T11:19:26","percent_change":4.64584,"prev_day_close":1085.20001220703},{"option":"SPXW260320P05810000","bid":9.3,"bid_size":156.0,"ask":9.7,"ask_size":155.0,"iv":0.3364,"open_interest":117.0,"volume":3.0,"delta":-0.0364,"gamma":0.0001,"vega":1.5944,"theta":-0.8574,"rho":-0.2089,"theo":9.5298,"change":-2.38,"open":7.35,"high":7.52,"low":7.35,"tick":"up","last_trade_price":7.52,"last_trade_time":"2026-02-18T11:19:43","percent_change":-24.0404,"prev_day_close":8.40000009536743},{"option":"SPXW260320C05820000","bid":1051.6,"bid_size":2.0,"ask":1059.3,"ask_size":3.0,"iv":0.3341,"open_interest":0.0,"volume":0.0,"delta":0.9628,"gamma":0.0001,"vega":1.6212,"theta":-0.4803,"rho":4.5544,"theo":1055.4729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1074.75},{"option":"SPXW260320P05820000","bid":9.5,"bid_size":75.0,"ask":9.9,"ask_size":154.0,"iv":0.3348,"open_interest":143.0,"volume":4.0,"delta":-0.0372,"gamma":0.0001,"vega":1.6212,"theta":-0.8681,"rho":-0.2133,"theo":9.712,"change":-2.6,"open":7.3,"high":7.5,"low":7.3,"tick":"up","last_trade_price":7.5,"last_trade_time":"2026-02-18T11:42:31","percent_change":-25.7426,"prev_day_close":8.59999990463257},{"option":"SPXW260320C05825000","bid":1046.7,"bid_size":2.0,"ask":1054.4,"ask_size":3.0,"iv":0.3332,"open_interest":1.0,"volume":1.0,"delta":0.9625,"gamma":0.0001,"vega":1.6348,"theta":-0.4875,"rho":4.5563,"theo":1050.5831,"change":49.77,"open":1095.92,"high":1095.92,"low":1095.92,"tick":"up","last_trade_price":1095.92,"last_trade_time":"2026-02-18T11:19:26","percent_change":4.75745,"prev_day_close":1069.79998779297},{"option":"SPXW260320P05825000","bid":9.6,"bid_size":57.0,"ask":10.0,"ask_size":152.0,"iv":0.334,"open_interest":330.0,"volume":4.0,"delta":-0.0376,"gamma":0.0001,"vega":1.6348,"theta":-0.8735,"rho":-0.2155,"theo":9.805,"change":-0.7,"open":7.1,"high":9.5,"low":7.1,"tick":"up","last_trade_price":9.5,"last_trade_time":"2026-02-18T15:21:51","percent_change":-6.86275,"prev_day_close":8.7000002861023},{"option":"SPXW260320C05830000","bid":1042.0,"bid_size":2.0,"ask":1049.6,"ask_size":4.0,"iv":0.3323,"open_interest":0.0,"volume":0.0,"delta":0.9621,"gamma":0.0001,"vega":1.6486,"theta":-0.4948,"rho":4.5581,"theo":1045.6946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1064.84997558594},{"option":"SPXW260320P05830000","bid":9.7,"bid_size":56.0,"ask":10.1,"ask_size":151.0,"iv":0.3332,"open_interest":257.0,"volume":0.0,"delta":-0.038,"gamma":0.0001,"vega":1.6486,"theta":-0.8789,"rho":-0.2178,"theo":9.8992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.5,"last_trade_time":"2026-02-12T13:50:07","percent_change":0.0,"prev_day_close":8.75},{"option":"SPXW260320C05840000","bid":1032.2,"bid_size":2.0,"ask":1039.7,"ask_size":3.0,"iv":0.3305,"open_interest":0.0,"volume":0.0,"delta":0.9613,"gamma":0.0001,"vega":1.6766,"theta":-0.5095,"rho":4.5617,"theo":1035.9214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1055.85003662109},{"option":"SPXW260320P05840000","bid":9.8,"bid_size":173.0,"ask":10.2,"ask_size":41.0,"iv":0.3316,"open_interest":95.0,"volume":1.0,"delta":-0.0388,"gamma":0.0001,"vega":1.6766,"theta":-0.8899,"rho":-0.2224,"theo":10.0915,"change":-0.33,"open":10.12,"high":10.12,"low":10.12,"tick":"down","last_trade_price":10.12,"last_trade_time":"2026-02-18T09:44:42","percent_change":-3.1579,"prev_day_close":8.9500002861023},{"option":"SPXW260320C05850000","bid":1022.3,"bid_size":2.0,"ask":1030.1,"ask_size":2.0,"iv":0.3292,"open_interest":5.0,"volume":0.0,"delta":0.9604,"gamma":0.0001,"vega":1.7052,"theta":-0.5244,"rho":4.5652,"theo":1026.1534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1134.19,"last_trade_time":"2026-02-09T10:55:44","percent_change":0.0,"prev_day_close":1046.14996337891},{"option":"SPXW260320P05850000","bid":10.1,"bid_size":43.0,"ask":10.5,"ask_size":181.0,"iv":0.33,"open_interest":909.0,"volume":4.0,"delta":-0.0396,"gamma":0.0001,"vega":1.7052,"theta":-0.9012,"rho":-0.2271,"theo":10.2891,"change":-2.75,"open":8.7,"high":8.7,"low":7.9,"tick":"no_change","last_trade_price":7.9,"last_trade_time":"2026-02-18T11:14:57","percent_change":-25.8216,"prev_day_close":9.09999990463257},{"option":"SPXW260320C05860000","bid":1012.7,"bid_size":2.0,"ask":1020.2,"ask_size":3.0,"iv":0.3274,"open_interest":0.0,"volume":0.0,"delta":0.9596,"gamma":0.0001,"vega":1.7346,"theta":-0.5395,"rho":4.5685,"theo":1016.391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.5},{"option":"SPXW260320P05860000","bid":10.2,"bid_size":170.0,"ask":10.7,"ask_size":146.0,"iv":0.3283,"open_interest":112.0,"volume":0.0,"delta":-0.0404,"gamma":0.0001,"vega":1.7346,"theta":-0.9126,"rho":-0.2319,"theo":10.4921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":11.6,"last_trade_time":"2026-02-17T15:59:30","percent_change":0.0,"prev_day_close":9.2999997138977},{"option":"SPXW260320C05870000","bid":1002.9,"bid_size":3.0,"ask":1010.4,"ask_size":3.0,"iv":0.3264,"open_interest":0.0,"volume":0.0,"delta":0.9587,"gamma":0.0001,"vega":1.7646,"theta":-0.5548,"rho":4.5718,"theo":1006.6342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1025.75},{"option":"SPXW260320P05870000","bid":10.5,"bid_size":85.0,"ask":10.9,"ask_size":144.0,"iv":0.3266,"open_interest":127.0,"volume":1.0,"delta":-0.0413,"gamma":0.0001,"vega":1.7646,"theta":-0.9242,"rho":-0.2369,"theo":10.7009,"change":-2.6,"open":8.5,"high":8.5,"low":8.5,"tick":"down","last_trade_price":8.5,"last_trade_time":"2026-02-18T11:19:40","percent_change":-23.4234,"prev_day_close":9.5},{"option":"SPXW260320C05875000","bid":997.9,"bid_size":2.0,"ask":1005.6,"ask_size":3.0,"iv":0.3251,"open_interest":7.0,"volume":7.0,"delta":0.9583,"gamma":0.0001,"vega":1.7799,"theta":-0.5626,"rho":4.5733,"theo":1001.758,"change":50.81,"open":1047.76,"high":1047.76,"low":1047.76,"tick":"up","last_trade_price":1047.76,"last_trade_time":"2026-02-18T12:10:27","percent_change":5.09655,"prev_day_close":1020.79998779297},{"option":"SPXW260320P05875000","bid":10.6,"bid_size":144.0,"ask":11.0,"ask_size":143.0,"iv":0.3257,"open_interest":169.0,"volume":17.0,"delta":-0.0418,"gamma":0.0001,"vega":1.7799,"theta":-0.9301,"rho":-0.2394,"theo":10.8074,"change":-0.7,"open":8.4,"high":10.5,"low":8.4,"tick":"up","last_trade_price":10.5,"last_trade_time":"2026-02-18T14:56:46","percent_change":-6.25,"prev_day_close":9.5499997138977},{"option":"SPXW260320C05880000","bid":993.2,"bid_size":2.0,"ask":1000.7,"ask_size":3.0,"iv":0.3244,"open_interest":7.0,"volume":7.0,"delta":0.9578,"gamma":0.0001,"vega":1.7954,"theta":-0.5704,"rho":4.5748,"theo":996.8833,"change":50.25,"open":1042.85,"high":1042.85,"low":1042.85,"tick":"up","last_trade_price":1042.85,"last_trade_time":"2026-02-18T12:10:27","percent_change":5.06246,"prev_day_close":1015.89999389648},{"option":"SPXW260320P05880000","bid":10.7,"bid_size":144.0,"ask":11.1,"ask_size":142.0,"iv":0.3248,"open_interest":427.0,"volume":0.0,"delta":-0.0422,"gamma":0.0001,"vega":1.7954,"theta":-0.936,"rho":-0.242,"theo":10.9155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.9,"last_trade_time":"2026-02-17T10:18:54","percent_change":0.0,"prev_day_close":9.65000009536743},{"option":"SPXW260320C05890000","bid":983.3,"bid_size":2.0,"ask":991.1,"ask_size":2.0,"iv":0.3228,"open_interest":0.0,"volume":0.0,"delta":0.9569,"gamma":0.0001,"vega":1.8271,"theta":-0.5861,"rho":4.5777,"theo":987.1384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1007.04998779297},{"option":"SPXW260320P05890000","bid":10.9,"bid_size":159.0,"ask":11.3,"ask_size":95.0,"iv":0.323,"open_interest":106.0,"volume":2.0,"delta":-0.0432,"gamma":0.0001,"vega":1.8271,"theta":-0.9481,"rho":-0.2473,"theo":11.1362,"change":-1.21,"open":10.34,"high":10.34,"low":10.34,"tick":"down","last_trade_price":10.34,"last_trade_time":"2026-02-18T14:49:21","percent_change":-10.4762,"prev_day_close":9.84999990463257},{"option":"SPXW260320C05900000","bid":973.8,"bid_size":3.0,"ask":981.2,"ask_size":3.0,"iv":0.3216,"open_interest":45.0,"volume":10.0,"delta":0.9559,"gamma":0.0001,"vega":1.8595,"theta":-0.6021,"rho":4.5804,"theo":977.4,"change":20.5,"open":993.4,"high":993.4,"low":993.4,"tick":"up","last_trade_price":993.4,"last_trade_time":"2026-02-18T15:39:07","percent_change":2.1071,"prev_day_close":996.399993896484},{"option":"SPXW260320P05900000","bid":11.1,"bid_size":160.0,"ask":11.6,"ask_size":139.0,"iv":0.3216,"open_interest":813.0,"volume":12.0,"delta":-0.0441,"gamma":0.0001,"vega":1.8595,"theta":-0.9604,"rho":-0.2527,"theo":11.3632,"change":-1.64,"open":10.04,"high":10.32,"low":8.7,"tick":"down","last_trade_price":10.11,"last_trade_time":"2026-02-18T15:39:35","percent_change":-13.9574,"prev_day_close":10.0499997138977},{"option":"SPXW260320C05910000","bid":964.0,"bid_size":2.0,"ask":971.5,"ask_size":3.0,"iv":0.3193,"open_interest":0.0,"volume":0.0,"delta":0.955,"gamma":0.0001,"vega":1.8927,"theta":-0.6183,"rho":4.583,"theo":967.6681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":986.699981689453},{"option":"SPXW260320P05910000","bid":11.4,"bid_size":139.0,"ask":11.8,"ask_size":130.0,"iv":0.32,"open_interest":100.0,"volume":2.0,"delta":-0.0451,"gamma":0.0001,"vega":1.8927,"theta":-0.9728,"rho":-0.2584,"theo":11.5969,"change":-3.0,"open":9.0,"high":9.0,"low":9.0,"tick":"down","last_trade_price":9.0,"last_trade_time":"2026-02-18T10:23:23","percent_change":-25.0,"prev_day_close":10.25},{"option":"SPXW260320C05920000","bid":954.1,"bid_size":4.0,"ask":961.9,"ask_size":2.0,"iv":0.3179,"open_interest":0.0,"volume":5.0,"delta":0.954,"gamma":0.0002,"vega":1.9267,"theta":-0.6347,"rho":4.5854,"theo":957.9431,"change":50.13,"open":1003.78,"high":1003.78,"low":1003.78,"tick":"up","last_trade_price":1003.78,"last_trade_time":"2026-02-18T13:14:32","percent_change":5.25664,"prev_day_close":976.899993896484},{"option":"SPXW260320P05920000","bid":11.6,"bid_size":124.0,"ask":12.0,"ask_size":36.0,"iv":0.3182,"open_interest":142.0,"volume":0.0,"delta":-0.0461,"gamma":0.0002,"vega":1.9267,"theta":-0.9856,"rho":-0.2642,"theo":11.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.3,"last_trade_time":"2026-02-17T11:24:41","percent_change":0.0,"prev_day_close":10.5},{"option":"SPXW260320C05925000","bid":949.4,"bid_size":2.0,"ask":956.9,"ask_size":3.0,"iv":0.3168,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0002,"vega":1.944,"theta":-0.643,"rho":4.5865,"theo":953.0832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":972.149993896484},{"option":"SPXW260320P05925000","bid":11.7,"bid_size":125.0,"ask":12.2,"ask_size":104.0,"iv":0.3178,"open_interest":226.0,"volume":0.0,"delta":-0.0466,"gamma":0.0002,"vega":1.944,"theta":-0.992,"rho":-0.2672,"theo":11.9603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.37,"last_trade_time":"2026-02-17T15:27:24","percent_change":0.0,"prev_day_close":10.5999999046326},{"option":"SPXW260320C05930000","bid":944.4,"bid_size":2.0,"ask":952.0,"ask_size":3.0,"iv":0.3164,"open_interest":175.0,"volume":0.0,"delta":0.9529,"gamma":0.0002,"vega":1.9614,"theta":-0.6514,"rho":4.5875,"theo":948.2252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":967.900024414062},{"option":"SPXW260320P05930000","bid":11.9,"bid_size":119.0,"ask":12.3,"ask_size":104.0,"iv":0.3168,"open_interest":98.0,"volume":11.0,"delta":-0.0471,"gamma":0.0002,"vega":1.9614,"theta":-0.9985,"rho":-0.2702,"theo":12.085,"change":-1.9,"open":9.1,"high":11.7,"low":9.1,"tick":"up","last_trade_price":10.6,"last_trade_time":"2026-02-18T15:59:30","percent_change":-15.2,"prev_day_close":10.7000002861023},{"option":"SPXW260320C05940000","bid":934.7,"bid_size":2.0,"ask":942.3,"ask_size":3.0,"iv":0.3148,"open_interest":9.0,"volume":0.0,"delta":0.9519,"gamma":0.0002,"vega":1.9968,"theta":-0.6683,"rho":4.5895,"theo":938.5147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":944.83,"last_trade_time":"2026-02-17T13:54:34","percent_change":0.0,"prev_day_close":957.349975585938},{"option":"SPXW260320P05940000","bid":12.1,"bid_size":121.0,"ask":12.5,"ask_size":35.0,"iv":0.3152,"open_interest":49.0,"volume":7.0,"delta":-0.0482,"gamma":0.0002,"vega":1.9968,"theta":-1.0117,"rho":-0.2764,"theo":12.34,"change":-1.85,"open":10.6,"high":10.9,"low":10.4,"tick":"up","last_trade_price":10.9,"last_trade_time":"2026-02-18T15:59:30","percent_change":-14.5098,"prev_day_close":10.9000000953674},{"option":"SPXW260320C05950000","bid":925.0,"bid_size":2.0,"ask":932.6,"ask_size":3.0,"iv":0.3132,"open_interest":1.0,"volume":0.0,"delta":0.9508,"gamma":0.0002,"vega":2.0328,"theta":-0.6854,"rho":4.5913,"theo":928.8118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1079.93,"last_trade_time":"2026-01-13T09:37:34","percent_change":0.0,"prev_day_close":947.849975585938},{"option":"SPXW260320P05950000","bid":12.4,"bid_size":117.0,"ask":12.8,"ask_size":50.0,"iv":0.3135,"open_interest":687.0,"volume":15.0,"delta":-0.0493,"gamma":0.0002,"vega":2.0328,"theta":-1.0252,"rho":-0.2828,"theo":12.6027,"change":-1.95,"open":11.0,"high":11.1,"low":9.15,"tick":"up","last_trade_price":11.1,"last_trade_time":"2026-02-18T15:59:30","percent_change":-14.9425,"prev_day_close":11.1500000953674},{"option":"SPXW260320C05960000","bid":915.6,"bid_size":3.0,"ask":922.9,"ask_size":4.0,"iv":0.3126,"open_interest":4.0,"volume":0.0,"delta":0.9497,"gamma":0.0002,"vega":2.0695,"theta":-0.7028,"rho":4.5929,"theo":919.1169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":918.92,"last_trade_time":"2025-12-18T15:44:19","percent_change":0.0,"prev_day_close":937.949981689453},{"option":"SPXW260320P05960000","bid":12.7,"bid_size":79.0,"ask":13.1,"ask_size":98.0,"iv":0.3121,"open_interest":155.0,"volume":6.0,"delta":-0.0504,"gamma":0.0002,"vega":2.0695,"theta":-1.0389,"rho":-0.2894,"theo":12.8732,"change":-3.35,"open":9.95,"high":9.95,"low":9.95,"tick":"down","last_trade_price":9.95,"last_trade_time":"2026-02-18T10:06:12","percent_change":-25.188,"prev_day_close":11.4000000953674},{"option":"SPXW260320C05970000","bid":905.9,"bid_size":3.0,"ask":913.2,"ask_size":3.0,"iv":0.3107,"open_interest":0.0,"volume":0.0,"delta":0.9485,"gamma":0.0002,"vega":2.1068,"theta":-0.7204,"rho":4.5944,"theo":909.4301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.049987792969},{"option":"SPXW260320P05970000","bid":12.9,"bid_size":116.0,"ask":13.4,"ask_size":96.0,"iv":0.3106,"open_interest":113.0,"volume":0.0,"delta":-0.0515,"gamma":0.0002,"vega":2.1068,"theta":-1.0528,"rho":-0.2961,"theo":13.152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.61,"last_trade_time":"2026-02-17T15:30:50","percent_change":0.0,"prev_day_close":11.6500000953674},{"option":"SPXW260320C05975000","bid":900.8,"bid_size":2.0,"ask":908.4,"ask_size":3.0,"iv":0.3094,"open_interest":0.0,"volume":0.0,"delta":0.9479,"gamma":0.0002,"vega":2.1256,"theta":-0.7293,"rho":4.595,"theo":904.5898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":923.350006103516},{"option":"SPXW260320P05975000","bid":13.1,"bid_size":140.0,"ask":13.5,"ask_size":48.0,"iv":0.3096,"open_interest":1142.0,"volume":1.0,"delta":-0.0521,"gamma":0.0002,"vega":2.1256,"theta":-1.0599,"rho":-0.2996,"theo":13.2945,"change":-0.95,"open":12.8,"high":12.8,"low":12.8,"tick":"down","last_trade_price":12.8,"last_trade_time":"2026-02-18T15:20:06","percent_change":-6.90909,"prev_day_close":11.75},{"option":"SPXW260320C05980000","bid":896.1,"bid_size":4.0,"ask":903.5,"ask_size":3.0,"iv":0.3088,"open_interest":0.0,"volume":0.0,"delta":0.9473,"gamma":0.0002,"vega":2.1446,"theta":-0.7383,"rho":4.5956,"theo":899.7517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.5},{"option":"SPXW260320P05980000","bid":13.2,"bid_size":114.0,"ask":13.7,"ask_size":95.0,"iv":0.3091,"open_interest":72.0,"volume":1.0,"delta":-0.0527,"gamma":0.0002,"vega":2.1446,"theta":-1.067,"rho":-0.303,"theo":13.4391,"change":-4.05,"open":9.8,"high":9.8,"low":9.8,"tick":"down","last_trade_price":9.8,"last_trade_time":"2026-02-18T11:06:16","percent_change":-29.2419,"prev_day_close":11.9000000953674},{"option":"SPXW260320C05990000","bid":886.3,"bid_size":2.0,"ask":893.8,"ask_size":3.0,"iv":0.307,"open_interest":0.0,"volume":0.0,"delta":0.9461,"gamma":0.0002,"vega":2.1832,"theta":-0.7564,"rho":4.5968,"theo":890.082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":908.699981689453},{"option":"SPXW260320P05990000","bid":13.5,"bid_size":113.0,"ask":14.0,"ask_size":94.0,"iv":0.3075,"open_interest":150.0,"volume":3.0,"delta":-0.0539,"gamma":0.0002,"vega":2.1832,"theta":-1.0814,"rho":-0.3101,"theo":13.7349,"change":-2.25,"open":9.83,"high":11.9,"low":9.83,"tick":"up","last_trade_price":11.9,"last_trade_time":"2026-02-18T13:52:49","percent_change":-15.9011,"prev_day_close":12.1500000953674},{"option":"SPXW260320C06000000","bid":876.9,"bid_size":3.0,"ask":884.2,"ask_size":3.0,"iv":0.306,"open_interest":153.0,"volume":2.0,"delta":0.9448,"gamma":0.0002,"vega":2.2225,"theta":-0.7748,"rho":4.5977,"theo":880.4211,"change":29.74,"open":923.6,"high":923.6,"low":905.29,"tick":"down","last_trade_price":905.29,"last_trade_time":"2026-02-18T15:47:27","percent_change":3.39672,"prev_day_close":898.950012207031},{"option":"SPXW260320P06000000","bid":13.8,"bid_size":142.0,"ask":14.3,"ask_size":113.0,"iv":0.3059,"open_interest":3227.0,"volume":336.0,"delta":-0.0552,"gamma":0.0002,"vega":2.2225,"theta":-1.0961,"rho":-0.3173,"theo":14.0396,"change":-2.05,"open":12.8,"high":13.8,"low":10.1,"tick":"up","last_trade_price":12.4,"last_trade_time":"2026-02-18T16:14:22","percent_change":-14.1869,"prev_day_close":12.4000000953674},{"option":"SPXW260320C06010000","bid":867.0,"bid_size":2.0,"ask":874.6,"ask_size":3.0,"iv":0.304,"open_interest":5.0,"volume":0.0,"delta":0.9435,"gamma":0.0002,"vega":2.2626,"theta":-0.7935,"rho":4.5985,"theo":870.7694,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":883.02,"last_trade_time":"2026-02-13T13:52:59","percent_change":0.0,"prev_day_close":889.399993896484},{"option":"SPXW260320P06010000","bid":14.2,"bid_size":59.0,"ask":14.6,"ask_size":91.0,"iv":0.3043,"open_interest":139.0,"volume":0.0,"delta":-0.0565,"gamma":0.0002,"vega":2.2626,"theta":-1.1111,"rho":-0.3247,"theo":14.3534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.15,"last_trade_time":"2026-02-17T11:01:40","percent_change":0.0,"prev_day_close":12.6500000953674},{"option":"SPXW260320C06020000","bid":857.7,"bid_size":3.0,"ask":864.9,"ask_size":3.0,"iv":0.303,"open_interest":0.0,"volume":0.0,"delta":0.9422,"gamma":0.0002,"vega":2.3035,"theta":-0.8124,"rho":4.5991,"theo":861.127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":879.75},{"option":"SPXW260320P06020000","bid":14.5,"bid_size":72.0,"ask":14.9,"ask_size":90.0,"iv":0.3026,"open_interest":110.0,"volume":0.0,"delta":-0.0578,"gamma":0.0002,"vega":2.3035,"theta":-1.1263,"rho":-0.3323,"theo":14.6765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.55,"last_trade_time":"2026-02-17T11:01:40","percent_change":0.0,"prev_day_close":12.9500002861023},{"option":"SPXW260320C06025000","bid":852.7,"bid_size":3.0,"ask":860.2,"ask_size":2.0,"iv":0.3024,"open_interest":0.0,"volume":0.0,"delta":0.9415,"gamma":0.0002,"vega":2.3244,"theta":-0.822,"rho":4.5993,"theo":856.3094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":874.950012207031},{"option":"SPXW260320P06025000","bid":14.6,"bid_size":107.0,"ask":15.1,"ask_size":90.0,"iv":0.302,"open_interest":386.0,"volume":9.0,"delta":-0.0585,"gamma":0.0002,"vega":2.3244,"theta":-1.134,"rho":-0.3362,"theo":14.8417,"change":-2.95,"open":14.55,"high":14.55,"low":11.38,"tick":"up","last_trade_price":12.3,"last_trade_time":"2026-02-18T13:50:46","percent_change":-19.3443,"prev_day_close":13.0999999046326},{"option":"SPXW260320C06030000","bid":847.7,"bid_size":2.0,"ask":855.2,"ask_size":3.0,"iv":0.3008,"open_interest":0.0,"volume":0.0,"delta":0.9408,"gamma":0.0002,"vega":2.3455,"theta":-0.8316,"rho":4.5995,"theo":851.4943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":870.700012207031},{"option":"SPXW260320P06030000","bid":14.8,"bid_size":106.0,"ask":15.3,"ask_size":89.0,"iv":0.3011,"open_interest":117.0,"volume":0.0,"delta":-0.0592,"gamma":0.0002,"vega":2.3455,"theta":-1.1418,"rho":-0.3401,"theo":15.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.9,"last_trade_time":"2026-02-17T10:50:08","percent_change":0.0,"prev_day_close":13.25},{"option":"SPXW260320C06040000","bid":838.4,"bid_size":3.0,"ask":845.6,"ask_size":3.0,"iv":0.3,"open_interest":7.0,"volume":0.0,"delta":0.9394,"gamma":0.0002,"vega":2.3885,"theta":-0.851,"rho":4.5996,"theo":841.8716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":860.350006103516},{"option":"SPXW260320P06040000","bid":15.2,"bid_size":56.0,"ask":15.6,"ask_size":87.0,"iv":0.2996,"open_interest":78.0,"volume":4.0,"delta":-0.0606,"gamma":0.0002,"vega":2.3885,"theta":-1.1575,"rho":-0.3482,"theo":15.3522,"change":-4.99,"open":12.05,"high":12.05,"low":10.86,"tick":"down","last_trade_price":10.86,"last_trade_time":"2026-02-18T11:08:01","percent_change":-31.4826,"prev_day_close":13.5499997138977},{"option":"SPXW260320C06050000","bid":828.8,"bid_size":3.0,"ask":836.0,"ask_size":3.0,"iv":0.2983,"open_interest":1.0,"volume":0.0,"delta":0.938,"gamma":0.0002,"vega":2.4326,"theta":-0.8707,"rho":4.5995,"theo":832.2592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":874.1,"last_trade_time":"2025-12-19T14:50:36","percent_change":0.0,"prev_day_close":850.700012207031},{"option":"SPXW260320P06050000","bid":15.5,"bid_size":102.0,"ask":16.0,"ask_size":86.0,"iv":0.2981,"open_interest":487.0,"volume":8.0,"delta":-0.062,"gamma":0.0002,"vega":2.4326,"theta":-1.1735,"rho":-0.3564,"theo":15.7053,"change":-4.45,"open":13.52,"high":13.52,"low":11.6,"tick":"up","last_trade_price":11.7,"last_trade_time":"2026-02-18T10:42:47","percent_change":-27.5542,"prev_day_close":13.8499999046326},{"option":"SPXW260320C06060000","bid":819.2,"bid_size":3.0,"ask":826.6,"ask_size":2.0,"iv":0.2967,"open_interest":301.0,"volume":0.0,"delta":0.9365,"gamma":0.0002,"vega":2.4778,"theta":-0.8907,"rho":4.5991,"theo":822.6574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":829.1,"last_trade_time":"2025-12-16T10:24:37","percent_change":0.0,"prev_day_close":841.100006103516},{"option":"SPXW260320P06060000","bid":15.9,"bid_size":53.0,"ask":16.3,"ask_size":70.0,"iv":0.2965,"open_interest":115.0,"volume":1.0,"delta":-0.0635,"gamma":0.0002,"vega":2.4778,"theta":-1.1898,"rho":-0.365,"theo":16.069,"change":-2.88,"open":13.67,"high":13.67,"low":13.67,"tick":"down","last_trade_price":13.67,"last_trade_time":"2026-02-18T15:48:05","percent_change":-17.4018,"prev_day_close":14.1500000953674},{"option":"SPXW260320C06070000","bid":809.4,"bid_size":2.0,"ask":816.8,"ask_size":3.0,"iv":0.2943,"open_interest":0.0,"volume":0.0,"delta":0.935,"gamma":0.0002,"vega":2.5241,"theta":-0.9109,"rho":4.5984,"theo":813.0667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":831.399993896484},{"option":"SPXW260320P06070000","bid":16.2,"bid_size":86.0,"ask":16.7,"ask_size":68.0,"iv":0.2948,"open_interest":126.0,"volume":0.0,"delta":-0.0651,"gamma":0.0002,"vega":2.5241,"theta":-1.2063,"rho":-0.3739,"theo":16.4438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.35,"last_trade_time":"2026-02-17T15:57:39","percent_change":0.0,"prev_day_close":14.5},{"option":"SPXW260320C06075000","bid":804.5,"bid_size":2.0,"ask":812.0,"ask_size":3.0,"iv":0.294,"open_interest":0.0,"volume":0.0,"delta":0.9342,"gamma":0.0002,"vega":2.5477,"theta":-0.9211,"rho":4.598,"theo":808.2756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":826.700012207031},{"option":"SPXW260320P06075000","bid":16.4,"bid_size":86.0,"ask":16.9,"ask_size":68.0,"iv":0.2941,"open_interest":171.0,"volume":12.0,"delta":-0.0659,"gamma":0.0002,"vega":2.5477,"theta":-1.2146,"rho":-0.3785,"theo":16.6355,"change":-0.95,"open":15.7,"high":16.1,"low":12.42,"tick":"up","last_trade_price":16.1,"last_trade_time":"2026-02-18T15:21:19","percent_change":-5.57185,"prev_day_close":14.6500000953674},{"option":"SPXW260320C06080000","bid":799.7,"bid_size":2.0,"ask":807.5,"ask_size":2.0,"iv":0.2932,"open_interest":0.0,"volume":0.0,"delta":0.9334,"gamma":0.0002,"vega":2.5715,"theta":-0.9313,"rho":4.5974,"theo":803.4874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":822.099975585938},{"option":"SPXW260320P06080000","bid":16.6,"bid_size":84.0,"ask":17.1,"ask_size":67.0,"iv":0.2934,"open_interest":114.0,"volume":1.0,"delta":-0.0666,"gamma":0.0002,"vega":2.5715,"theta":-1.2231,"rho":-0.3831,"theo":16.8301,"change":-4.68,"open":12.57,"high":12.57,"low":12.57,"tick":"down","last_trade_price":12.57,"last_trade_time":"2026-02-18T10:39:41","percent_change":-27.1304,"prev_day_close":14.8499999046326},{"option":"SPXW260320C06090000","bid":790.5,"bid_size":3.0,"ask":797.6,"ask_size":3.0,"iv":0.2923,"open_interest":1.0,"volume":0.0,"delta":0.9318,"gamma":0.0002,"vega":2.6198,"theta":-0.9521,"rho":4.5961,"theo":793.9199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":896.07,"last_trade_time":"2026-01-30T15:49:13","percent_change":0.0,"prev_day_close":812.299987792969},{"option":"SPXW260320P06090000","bid":17.0,"bid_size":80.0,"ask":17.5,"ask_size":66.0,"iv":0.2919,"open_interest":137.0,"volume":5.0,"delta":-0.0683,"gamma":0.0002,"vega":2.6198,"theta":-1.2401,"rho":-0.3926,"theo":17.2281,"change":-1.35,"open":16.3,"high":16.3,"low":16.3,"tick":"down","last_trade_price":16.3,"last_trade_time":"2026-02-18T09:31:29","percent_change":-7.64872,"prev_day_close":15.1500000953674},{"option":"SPXW260320C06100000","bid":781.0,"bid_size":3.0,"ask":788.3,"ask_size":2.0,"iv":0.2908,"open_interest":3.0,"volume":0.0,"delta":0.9301,"gamma":0.0002,"vega":2.6689,"theta":-0.9731,"rho":4.5945,"theo":784.3647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":926.43,"last_trade_time":"2026-01-27T10:49:27","percent_change":0.0,"prev_day_close":802.599975585938},{"option":"SPXW260320P06100000","bid":17.4,"bid_size":77.0,"ask":17.9,"ask_size":64.0,"iv":0.2903,"open_interest":886.0,"volume":50.0,"delta":-0.07,"gamma":0.0002,"vega":2.6689,"theta":-1.2574,"rho":-0.4024,"theo":17.6384,"change":-3.32,"open":16.83,"high":16.87,"low":12.8,"tick":"down","last_trade_price":14.73,"last_trade_time":"2026-02-18T15:53:26","percent_change":-18.3934,"prev_day_close":15.5499997138977},{"option":"SPXW260320C06110000","bid":771.5,"bid_size":3.0,"ask":778.8,"ask_size":2.0,"iv":0.2895,"open_interest":0.0,"volume":0.0,"delta":0.9284,"gamma":0.0002,"vega":2.7188,"theta":-0.9943,"rho":4.5926,"theo":774.8221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":828.79,"last_trade_time":"2026-02-06T12:19:35","percent_change":0.0,"prev_day_close":793.0},{"option":"SPXW260320P06110000","bid":17.8,"bid_size":77.0,"ask":18.3,"ask_size":63.0,"iv":0.2888,"open_interest":129.0,"volume":6.0,"delta":-0.0717,"gamma":0.0002,"vega":2.7188,"theta":-1.275,"rho":-0.4125,"theo":18.0614,"change":-4.9,"open":17.1,"high":17.1,"low":13.6,"tick":"down","last_trade_price":13.6,"last_trade_time":"2026-02-18T10:17:01","percent_change":-26.4865,"prev_day_close":15.9000000953674},{"option":"SPXW260320C06120000","bid":761.9,"bid_size":3.0,"ask":768.9,"ask_size":3.0,"iv":0.2877,"open_interest":0.0,"volume":0.0,"delta":0.9266,"gamma":0.0002,"vega":2.7694,"theta":-1.0158,"rho":4.5904,"theo":765.2925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.399993896484},{"option":"SPXW260320P06120000","bid":18.3,"bid_size":63.0,"ask":18.8,"ask_size":63.0,"iv":0.2875,"open_interest":92.0,"volume":0.0,"delta":-0.0734,"gamma":0.0002,"vega":2.7694,"theta":-1.2928,"rho":-0.4229,"theo":18.4973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.44,"last_trade_time":"2026-02-17T15:57:39","percent_change":0.0,"prev_day_close":16.25},{"option":"SPXW260320C06125000","bid":757.2,"bid_size":3.0,"ask":764.2,"ask_size":3.0,"iv":0.2872,"open_interest":6000.0,"volume":0.0,"delta":0.9257,"gamma":0.0002,"vega":2.7949,"theta":-1.0267,"rho":4.5892,"theo":760.5327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":778.599975585938},{"option":"SPXW260320P06125000","bid":18.5,"bid_size":74.0,"ask":19.0,"ask_size":61.0,"iv":0.2867,"open_interest":184.0,"volume":14.0,"delta":-0.0743,"gamma":0.0002,"vega":2.7949,"theta":-1.3018,"rho":-0.4282,"theo":18.7202,"change":-2.15,"open":17.77,"high":17.77,"low":13.6,"tick":"up","last_trade_price":17.0,"last_trade_time":"2026-02-18T15:35:01","percent_change":-11.2272,"prev_day_close":16.4499998092651},{"option":"SPXW260320C06130000","bid":752.5,"bid_size":3.0,"ask":759.4,"ask_size":3.0,"iv":0.2864,"open_interest":2.0,"volume":0.0,"delta":0.9248,"gamma":0.0002,"vega":2.8207,"theta":-1.0376,"rho":4.588,"theo":755.7762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":843.2,"last_trade_time":"2026-02-03T10:24:37","percent_change":0.0,"prev_day_close":773.899993896484},{"option":"SPXW260320P06130000","bid":18.7,"bid_size":74.0,"ask":19.2,"ask_size":61.0,"iv":0.2858,"open_interest":117.0,"volume":1.0,"delta":-0.0752,"gamma":0.0002,"vega":2.8207,"theta":-1.3109,"rho":-0.4335,"theo":18.9464,"change":-5.05,"open":14.3,"high":14.3,"low":14.3,"tick":"down","last_trade_price":14.3,"last_trade_time":"2026-02-18T11:51:14","percent_change":-26.0982,"prev_day_close":16.6499996185303},{"option":"SPXW260320C06140000","bid":742.8,"bid_size":3.0,"ask":750.2,"ask_size":2.0,"iv":0.2846,"open_interest":0.0,"volume":0.0,"delta":0.9229,"gamma":0.0003,"vega":2.8727,"theta":-1.0596,"rho":4.5853,"theo":746.2734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.449981689453},{"option":"SPXW260320P06140000","bid":19.2,"bid_size":60.0,"ask":19.7,"ask_size":60.0,"iv":0.2845,"open_interest":83.0,"volume":8.0,"delta":-0.0771,"gamma":0.0003,"vega":2.8727,"theta":-1.3292,"rho":-0.4444,"theo":19.4092,"change":-1.35,"open":16.2,"high":18.5,"low":14.1,"tick":"up","last_trade_price":18.5,"last_trade_time":"2026-02-18T15:19:57","percent_change":-6.80101,"prev_day_close":17.0500001907349},{"option":"SPXW260320C06150000","bid":733.1,"bid_size":2.0,"ask":740.4,"ask_size":3.0,"iv":0.2824,"open_interest":10.0,"volume":0.0,"delta":0.921,"gamma":0.0003,"vega":2.9254,"theta":-1.0819,"rho":4.5824,"theo":736.7845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":802.66,"last_trade_time":"2026-01-22T10:24:28","percent_change":0.0,"prev_day_close":755.549987792969},{"option":"SPXW260320P06150000","bid":19.6,"bid_size":71.0,"ask":20.1,"ask_size":27.0,"iv":0.2827,"open_interest":562.0,"volume":169.0,"delta":-0.079,"gamma":0.0003,"vega":2.9254,"theta":-1.3478,"rho":-0.4554,"theo":19.8858,"change":-3.36,"open":18.92,"high":19.2,"low":14.55,"tick":"no_change","last_trade_price":16.94,"last_trade_time":"2026-02-18T15:50:04","percent_change":-16.5517,"prev_day_close":17.4499998092651},{"option":"SPXW260320C06160000","bid":724.0,"bid_size":3.0,"ask":730.9,"ask_size":3.0,"iv":0.2819,"open_interest":0.0,"volume":0.0,"delta":0.919,"gamma":0.0003,"vega":2.9792,"theta":-1.1044,"rho":4.5792,"theo":727.3098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":745.399993896484},{"option":"SPXW260320P06160000","bid":20.1,"bid_size":71.0,"ask":20.6,"ask_size":27.0,"iv":0.2813,"open_interest":93.0,"volume":34.0,"delta":-0.081,"gamma":0.0003,"vega":2.9792,"theta":-1.3666,"rho":-0.4668,"theo":20.3767,"change":-3.51,"open":19.1,"high":19.1,"low":15.3,"tick":"no_change","last_trade_price":17.29,"last_trade_time":"2026-02-18T15:50:04","percent_change":-16.875,"prev_day_close":17.8500003814697},{"option":"SPXW260320C06170000","bid":714.1,"bid_size":3.0,"ask":721.8,"ask_size":2.0,"iv":0.2797,"open_interest":0.0,"volume":0.0,"delta":0.917,"gamma":0.0003,"vega":3.034,"theta":-1.1272,"rho":4.5758,"theo":717.8496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":736.299987792969},{"option":"SPXW260320P06170000","bid":20.6,"bid_size":42.0,"ask":21.2,"ask_size":51.0,"iv":0.28,"open_interest":191.0,"volume":1.0,"delta":-0.0831,"gamma":0.0003,"vega":3.034,"theta":-1.3856,"rho":-0.4784,"theo":20.882,"change":-5.55,"open":15.7,"high":15.7,"low":15.7,"tick":"down","last_trade_price":15.7,"last_trade_time":"2026-02-18T11:51:14","percent_change":-26.1176,"prev_day_close":18.3500003814697},{"option":"SPXW260320C06175000","bid":709.4,"bid_size":3.0,"ask":716.8,"ask_size":3.0,"iv":0.2791,"open_interest":0.0,"volume":0.0,"delta":0.9159,"gamma":0.0003,"vega":3.0618,"theta":-1.1386,"rho":4.5739,"theo":713.1251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":730.850006103516},{"option":"SPXW260320P06175000","bid":20.9,"bid_size":42.0,"ask":21.4,"ask_size":66.0,"iv":0.2792,"open_interest":1948.0,"volume":16.0,"delta":-0.0841,"gamma":0.0003,"vega":3.0618,"theta":-1.3952,"rho":-0.4844,"theo":21.1402,"change":-1.48,"open":19.97,"high":20.02,"low":16.26,"tick":"up","last_trade_price":20.02,"last_trade_time":"2026-02-18T14:55:41","percent_change":-6.88372,"prev_day_close":18.5500001907349},{"option":"SPXW260320C06180000","bid":705.2,"bid_size":3.0,"ask":712.3,"ask_size":2.0,"iv":0.2791,"open_interest":1.0,"volume":0.0,"delta":0.9149,"gamma":0.0003,"vega":3.09,"theta":-1.1501,"rho":4.572,"theo":708.4043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":813.35,"last_trade_time":"2026-01-30T15:51:21","percent_change":0.0,"prev_day_close":726.700012207031},{"option":"SPXW260320P06180000","bid":21.1,"bid_size":41.0,"ask":21.7,"ask_size":50.0,"iv":0.2784,"open_interest":106.0,"volume":3.0,"delta":-0.0852,"gamma":0.0003,"vega":3.09,"theta":-1.4049,"rho":-0.4904,"theo":21.4022,"change":-4.05,"open":16.6,"high":17.7,"low":16.6,"tick":"up","last_trade_price":17.7,"last_trade_time":"2026-02-18T13:54:20","percent_change":-18.6207,"prev_day_close":18.75},{"option":"SPXW260320C06190000","bid":695.6,"bid_size":3.0,"ask":702.9,"ask_size":2.0,"iv":0.2774,"open_interest":1.0,"volume":0.0,"delta":0.9127,"gamma":0.0003,"vega":3.1473,"theta":-1.1733,"rho":4.5678,"theo":698.9742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":838.58,"last_trade_time":"2026-01-27T10:51:22","percent_change":0.0,"prev_day_close":716.799987792969},{"option":"SPXW260320P06190000","bid":21.6,"bid_size":60.0,"ask":22.2,"ask_size":48.0,"iv":0.2768,"open_interest":172.0,"volume":15.0,"delta":-0.0873,"gamma":0.0003,"vega":3.1473,"theta":-1.4244,"rho":-0.5028,"theo":21.9377,"change":-1.45,"open":16.7,"high":20.85,"low":16.7,"tick":"up","last_trade_price":20.85,"last_trade_time":"2026-02-18T15:14:43","percent_change":-6.50224,"prev_day_close":19.25},{"option":"SPXW260320C06200000","bid":685.7,"bid_size":4.0,"ask":693.5,"ask_size":2.0,"iv":0.2752,"open_interest":14.0,"volume":0.0,"delta":0.9105,"gamma":0.0003,"vega":3.2059,"theta":-1.1967,"rho":4.5632,"theo":689.56,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":685.48,"last_trade_time":"2026-02-17T11:27:36","percent_change":0.0,"prev_day_close":707.099975585938},{"option":"SPXW260320P06200000","bid":22.2,"bid_size":40.0,"ask":22.8,"ask_size":48.0,"iv":0.2756,"open_interest":2806.0,"volume":949.0,"delta":-0.0895,"gamma":0.0003,"vega":3.2059,"theta":-1.4441,"rho":-0.5155,"theo":22.4889,"change":-1.45,"open":19.9,"high":21.15,"low":16.22,"tick":"no_change","last_trade_price":19.5,"last_trade_time":"2026-02-18T16:02:40","percent_change":-7.34177,"prev_day_close":19.75},{"option":"SPXW260320C06210000","bid":676.3,"bid_size":4.0,"ask":683.7,"ask_size":3.0,"iv":0.2736,"open_interest":128.0,"volume":0.0,"delta":0.9083,"gamma":0.0003,"vega":3.2658,"theta":-1.2203,"rho":4.5582,"theo":680.162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":681.95,"last_trade_time":"2026-02-17T15:03:38","percent_change":0.0,"prev_day_close":697.649993896484},{"option":"SPXW260320P06210000","bid":22.7,"bid_size":59.0,"ask":23.3,"ask_size":47.0,"iv":0.2739,"open_interest":139.0,"volume":3.0,"delta":-0.0918,"gamma":0.0003,"vega":3.2658,"theta":-1.464,"rho":-0.5287,"theo":23.0564,"change":-3.88,"open":17.03,"high":19.52,"low":17.03,"tick":"up","last_trade_price":19.52,"last_trade_time":"2026-02-18T15:52:04","percent_change":-16.5812,"prev_day_close":20.1999998092651},{"option":"SPXW260320C06220000","bid":667.5,"bid_size":3.0,"ask":674.7,"ask_size":2.0,"iv":0.2731,"open_interest":0.0,"volume":0.0,"delta":0.9059,"gamma":0.0003,"vega":3.3269,"theta":-1.2441,"rho":4.5527,"theo":670.7808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.799987792969},{"option":"SPXW260320P06220000","bid":23.3,"bid_size":38.0,"ask":23.9,"ask_size":45.0,"iv":0.2725,"open_interest":131.0,"volume":6.0,"delta":-0.0941,"gamma":0.0003,"vega":3.3269,"theta":-1.4841,"rho":-0.5424,"theo":23.6408,"change":-1.3,"open":18.0,"high":22.7,"low":17.4,"tick":"up","last_trade_price":22.7,"last_trade_time":"2026-02-18T15:22:01","percent_change":-5.41667,"prev_day_close":20.6999998092651},{"option":"SPXW260320C06225000","bid":662.8,"bid_size":3.0,"ask":669.6,"ask_size":3.0,"iv":0.2722,"open_interest":0.0,"volume":0.0,"delta":0.9047,"gamma":0.0003,"vega":3.3578,"theta":-1.2561,"rho":4.5498,"theo":666.0966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":700.64,"last_trade_time":"2025-10-22T10:34:05","percent_change":0.0,"prev_day_close":683.400024414062},{"option":"SPXW260320P06225000","bid":23.6,"bid_size":38.0,"ask":24.2,"ask_size":45.0,"iv":0.2718,"open_interest":494.0,"volume":229.0,"delta":-0.0953,"gamma":0.0003,"vega":3.3578,"theta":-1.4942,"rho":-0.5494,"theo":23.9394,"change":-3.45,"open":21.5,"high":21.79,"low":17.29,"tick":"up","last_trade_price":20.8,"last_trade_time":"2026-02-18T16:02:40","percent_change":-14.2268,"prev_day_close":21.0},{"option":"SPXW260320C06230000","bid":658.1,"bid_size":3.0,"ask":665.3,"ask_size":2.0,"iv":0.2716,"open_interest":0.0,"volume":0.0,"delta":0.9035,"gamma":0.0003,"vega":3.3889,"theta":-1.2681,"rho":4.5468,"theo":661.4169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":678.700012207031},{"option":"SPXW260320P06230000","bid":23.9,"bid_size":38.0,"ask":24.5,"ask_size":45.0,"iv":0.271,"open_interest":102.0,"volume":2.0,"delta":-0.0965,"gamma":0.0003,"vega":3.3889,"theta":-1.5044,"rho":-0.5565,"theo":24.2424,"change":-5.85,"open":18.8,"high":18.8,"low":18.7,"tick":"down","last_trade_price":18.7,"last_trade_time":"2026-02-18T11:55:08","percent_change":-23.8289,"prev_day_close":21.1999998092651},{"option":"SPXW260320C06240000","bid":648.6,"bid_size":3.0,"ask":655.9,"ask_size":3.0,"iv":0.2699,"open_interest":1.0,"volume":0.0,"delta":0.9011,"gamma":0.0003,"vega":3.4518,"theta":-1.2923,"rho":4.5404,"theo":652.0709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":632.9,"last_trade_time":"2025-12-17T11:55:11","percent_change":0.0,"prev_day_close":669.899993896484},{"option":"SPXW260320P06240000","bid":24.5,"bid_size":37.0,"ask":25.1,"ask_size":44.0,"iv":0.2695,"open_interest":208.0,"volume":1.0,"delta":-0.099,"gamma":0.0003,"vega":3.4518,"theta":-1.5249,"rho":-0.571,"theo":24.8619,"change":-6.1,"open":19.1,"high":19.1,"low":19.1,"tick":"down","last_trade_price":19.1,"last_trade_time":"2026-02-18T11:54:40","percent_change":-24.2063,"prev_day_close":21.8000001907349},{"option":"SPXW260320C06250000","bid":639.4,"bid_size":3.0,"ask":646.7,"ask_size":4.0,"iv":0.2687,"open_interest":6.0,"volume":0.0,"delta":0.8985,"gamma":0.0003,"vega":3.5152,"theta":-1.3166,"rho":4.5337,"theo":642.7432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":628.91,"last_trade_time":"2026-02-17T11:29:36","percent_change":0.0,"prev_day_close":659.950012207031},{"option":"SPXW260320P06250000","bid":25.2,"bid_size":35.0,"ask":25.8,"ask_size":42.0,"iv":0.2683,"open_interest":426.0,"volume":31.0,"delta":-0.1015,"gamma":0.0003,"vega":3.5152,"theta":-1.5455,"rho":-0.586,"theo":25.4998,"change":-4.35,"open":24.47,"high":24.47,"low":18.4,"tick":"no_change","last_trade_price":21.4,"last_trade_time":"2026-02-18T15:51:50","percent_change":-16.8932,"prev_day_close":22.3000001907349},{"option":"SPXW260320C06260000","bid":630.1,"bid_size":3.0,"ask":637.3,"ask_size":4.0,"iv":0.2671,"open_interest":7.0,"volume":0.0,"delta":0.8959,"gamma":0.0004,"vega":3.5793,"theta":-1.3411,"rho":4.5266,"theo":633.4342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.450012207031},{"option":"SPXW260320P06260000","bid":25.8,"bid_size":35.0,"ask":26.4,"ask_size":42.0,"iv":0.2666,"open_interest":215.0,"volume":4.0,"delta":-0.1041,"gamma":0.0004,"vega":3.5793,"theta":-1.5663,"rho":-0.6012,"theo":26.1563,"change":-3.7,"open":19.4,"high":22.7,"low":19.4,"tick":"up","last_trade_price":22.7,"last_trade_time":"2026-02-18T16:02:40","percent_change":-14.0152,"prev_day_close":22.9000005722046},{"option":"SPXW260320C06265000","bid":624.9,"bid_size":2.0,"ask":632.7,"ask_size":2.0,"iv":0.2657,"open_interest":0.0,"volume":0.0,"delta":0.8946,"gamma":0.0004,"vega":3.6116,"theta":-1.3534,"rho":4.523,"theo":628.7868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":646.299987792969},{"option":"SPXW260320P06265000","bid":26.1,"bid_size":29.0,"ask":26.7,"ask_size":18.0,"iv":0.266,"open_interest":111.0,"volume":1.0,"delta":-0.1054,"gamma":0.0004,"vega":3.6116,"theta":-1.5768,"rho":-0.609,"theo":26.4916,"change":-6.9,"open":19.8,"high":19.8,"low":19.8,"tick":"down","last_trade_price":19.8,"last_trade_time":"2026-02-18T10:37:45","percent_change":-25.8427,"prev_day_close":23.1999998092651},{"option":"SPXW260320C06270000","bid":620.3,"bid_size":4.0,"ask":627.5,"ask_size":3.0,"iv":0.2647,"open_interest":0.0,"volume":0.0,"delta":0.8932,"gamma":0.0004,"vega":3.6439,"theta":-1.3658,"rho":4.5192,"theo":624.1442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":641.849975585938},{"option":"SPXW260320P06270000","bid":26.5,"bid_size":34.0,"ask":27.1,"ask_size":41.0,"iv":0.2653,"open_interest":116.0,"volume":5.0,"delta":-0.1068,"gamma":0.0004,"vega":3.6439,"theta":-1.5873,"rho":-0.6168,"theo":26.8318,"change":-1.37,"open":20.27,"high":25.73,"low":20.0,"tick":"up","last_trade_price":25.73,"last_trade_time":"2026-02-18T15:21:23","percent_change":-5.05535,"prev_day_close":23.4499998092651},{"option":"SPXW260320C06275000","bid":616.2,"bid_size":3.0,"ask":623.3,"ask_size":3.0,"iv":0.265,"open_interest":0.0,"volume":0.0,"delta":0.8919,"gamma":0.0004,"vega":3.6765,"theta":-1.3782,"rho":4.5154,"theo":619.5065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":636.350006103516},{"option":"SPXW260320P06275000","bid":26.8,"bid_size":34.0,"ask":27.4,"ask_size":40.0,"iv":0.2644,"open_interest":399.0,"volume":53.0,"delta":-0.1082,"gamma":0.0004,"vega":3.6765,"theta":-1.5978,"rho":-0.6247,"theo":27.1768,"change":-3.9,"open":22.22,"high":23.5,"low":19.27,"tick":"up","last_trade_price":23.5,"last_trade_time":"2026-02-18T16:02:40","percent_change":-14.2336,"prev_day_close":23.75},{"option":"SPXW260320C06280000","bid":611.6,"bid_size":3.0,"ask":618.7,"ask_size":4.0,"iv":0.2643,"open_interest":0.0,"volume":0.0,"delta":0.8905,"gamma":0.0004,"vega":3.7092,"theta":-1.3906,"rho":4.5115,"theo":614.8736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":631.649993896484},{"option":"SPXW260320P06280000","bid":27.2,"bid_size":11.0,"ask":27.8,"ask_size":40.0,"iv":0.2638,"open_interest":82.0,"volume":5.0,"delta":-0.1096,"gamma":0.0004,"vega":3.7092,"theta":-1.6084,"rho":-0.6327,"theo":27.5268,"change":-7.55,"open":26.32,"high":26.32,"low":19.4,"tick":"up","last_trade_price":20.25,"last_trade_time":"2026-02-18T11:13:52","percent_change":-27.1583,"prev_day_close":24.0999994277954},{"option":"SPXW260320C06285000","bid":606.3,"bid_size":2.0,"ask":614.1,"ask_size":2.0,"iv":0.2627,"open_interest":0.0,"volume":0.0,"delta":0.8891,"gamma":0.0004,"vega":3.7422,"theta":-1.403,"rho":4.5075,"theo":610.2457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.850006103516},{"option":"SPXW260320P06285000","bid":27.5,"bid_size":11.0,"ask":28.1,"ask_size":17.0,"iv":0.263,"open_interest":34.0,"volume":2.0,"delta":-0.111,"gamma":0.0004,"vega":3.7422,"theta":-1.619,"rho":-0.6408,"theo":27.8816,"change":-7.33,"open":20.77,"high":20.77,"low":20.77,"tick":"no_change","last_trade_price":20.77,"last_trade_time":"2026-02-18T12:15:04","percent_change":-26.0854,"prev_day_close":24.4000005722046},{"option":"SPXW260320C06290000","bid":602.3,"bid_size":3.0,"ask":609.4,"ask_size":3.0,"iv":0.2628,"open_interest":0.0,"volume":0.0,"delta":0.8877,"gamma":0.0004,"vega":3.7754,"theta":-1.4155,"rho":4.5035,"theo":605.6227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.550018310547},{"option":"SPXW260320P06290000","bid":27.9,"bid_size":11.0,"ask":28.5,"ask_size":39.0,"iv":0.2624,"open_interest":136.0,"volume":11.0,"delta":-0.1124,"gamma":0.0004,"vega":3.7754,"theta":-1.6296,"rho":-0.649,"theo":28.2414,"change":-1.44,"open":26.62,"high":27.01,"low":20.43,"tick":"up","last_trade_price":27.01,"last_trade_time":"2026-02-18T15:21:23","percent_change":-5.06151,"prev_day_close":24.6999998092651},{"option":"SPXW260320C06295000","bid":597.1,"bid_size":2.0,"ask":604.9,"ask_size":2.0,"iv":0.2613,"open_interest":0.0,"volume":0.0,"delta":0.8862,"gamma":0.0004,"vega":3.8089,"theta":-1.428,"rho":4.4993,"theo":601.0048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":618.399993896484},{"option":"SPXW260320P06295000","bid":28.2,"bid_size":11.0,"ask":28.8,"ask_size":16.0,"iv":0.2616,"open_interest":99.0,"volume":16.0,"delta":-0.1138,"gamma":0.0004,"vega":3.8089,"theta":-1.6402,"rho":-0.6572,"theo":28.6062,"change":-1.78,"open":21.7,"high":27.02,"low":20.68,"tick":"up","last_trade_price":27.02,"last_trade_time":"2026-02-18T15:25:41","percent_change":-6.18056,"prev_day_close":25.0},{"option":"SPXW260320C06300000","bid":592.6,"bid_size":3.0,"ask":600.2,"ask_size":3.0,"iv":0.2608,"open_interest":14.0,"volume":0.0,"delta":0.8848,"gamma":0.0004,"vega":3.8427,"theta":-1.4405,"rho":4.495,"theo":596.3919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":697.23,"last_trade_time":"2026-02-10T13:28:30","percent_change":0.0,"prev_day_close":613.050018310547},{"option":"SPXW260320P06300000","bid":28.6,"bid_size":11.0,"ask":29.2,"ask_size":53.0,"iv":0.2608,"open_interest":2948.0,"volume":598.0,"delta":-0.1153,"gamma":0.0004,"vega":3.8427,"theta":-1.6509,"rho":-0.6656,"theo":28.9761,"change":-5.5,"open":26.62,"high":27.8,"low":20.4,"tick":"down","last_trade_price":23.7,"last_trade_time":"2026-02-18T15:54:40","percent_change":-18.8356,"prev_day_close":25.3000001907349},{"option":"SPXW260320C06305000","bid":587.9,"bid_size":2.0,"ask":595.7,"ask_size":2.0,"iv":0.26,"open_interest":1.0,"volume":0.0,"delta":0.8833,"gamma":0.0004,"vega":3.8768,"theta":-1.453,"rho":4.4906,"theo":591.7842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":690.39,"last_trade_time":"2026-02-03T10:11:39","percent_change":0.0,"prev_day_close":609.199981689453},{"option":"SPXW260320P06305000","bid":29.0,"bid_size":11.0,"ask":29.6,"ask_size":16.0,"iv":0.2602,"open_interest":75.0,"volume":4.0,"delta":-0.1168,"gamma":0.0004,"vega":3.8768,"theta":-1.6616,"rho":-0.6741,"theo":29.3511,"change":-5.2,"open":24.6,"high":24.77,"low":24.35,"tick":"down","last_trade_price":24.35,"last_trade_time":"2026-02-18T15:57:31","percent_change":-17.5973,"prev_day_close":25.6999998092651},{"option":"SPXW260320C06310000","bid":583.9,"bid_size":3.0,"ask":590.9,"ask_size":3.0,"iv":0.26,"open_interest":0.0,"volume":0.0,"delta":0.8818,"gamma":0.0004,"vega":3.9112,"theta":-1.4656,"rho":4.4861,"theo":587.1816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.799987792969},{"option":"SPXW260320P06310000","bid":29.3,"bid_size":32.0,"ask":30.0,"ask_size":37.0,"iv":0.2594,"open_interest":219.0,"volume":0.0,"delta":-0.1182,"gamma":0.0004,"vega":3.9112,"theta":-1.6723,"rho":-0.6827,"theo":29.7313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.6,"last_trade_time":"2026-02-17T13:39:56","percent_change":0.0,"prev_day_close":26.0},{"option":"SPXW260320C06315000","bid":578.7,"bid_size":2.0,"ask":586.5,"ask_size":2.0,"iv":0.2585,"open_interest":0.0,"volume":0.0,"delta":0.8803,"gamma":0.0004,"vega":3.9459,"theta":-1.4782,"rho":4.4814,"theo":582.5844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":599.800018310547},{"option":"SPXW260320P06315000","bid":29.8,"bid_size":11.0,"ask":30.3,"ask_size":16.0,"iv":0.2588,"open_interest":48.0,"volume":8.0,"delta":-0.1198,"gamma":0.0004,"vega":3.9459,"theta":-1.683,"rho":-0.6914,"theo":30.1168,"change":-7.85,"open":28.33,"high":28.33,"low":22.0,"tick":"up","last_trade_price":22.4,"last_trade_time":"2026-02-18T12:34:18","percent_change":-25.9504,"prev_day_close":26.3000001907349},{"option":"SPXW260320C06320000","bid":574.8,"bid_size":3.0,"ask":581.2,"ask_size":3.0,"iv":0.2582,"open_interest":5.0,"volume":0.0,"delta":0.8787,"gamma":0.0004,"vega":3.981,"theta":-1.4908,"rho":4.4766,"theo":577.9925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":688.15,"last_trade_time":"2025-12-05T09:30:19","percent_change":0.0,"prev_day_close":594.399993896484},{"option":"SPXW260320P06320000","bid":30.1,"bid_size":11.0,"ask":30.7,"ask_size":36.0,"iv":0.2579,"open_interest":127.0,"volume":6.0,"delta":-0.1213,"gamma":0.0004,"vega":3.981,"theta":-1.6938,"rho":-0.7003,"theo":30.5077,"change":-5.61,"open":23.03,"high":25.09,"low":22.5,"tick":"up","last_trade_price":25.09,"last_trade_time":"2026-02-18T13:57:24","percent_change":-18.2736,"prev_day_close":26.6999998092651},{"option":"SPXW260320C06325000","bid":570.1,"bid_size":3.0,"ask":576.6,"ask_size":3.0,"iv":0.2573,"open_interest":3.0,"volume":0.0,"delta":0.8772,"gamma":0.0004,"vega":4.0164,"theta":-1.5034,"rho":4.4717,"theo":573.406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":705.42,"last_trade_time":"2026-01-27T09:57:19","percent_change":0.0,"prev_day_close":589.950012207031},{"option":"SPXW260320P06325000","bid":30.5,"bid_size":11.0,"ask":31.1,"ask_size":35.0,"iv":0.2572,"open_interest":492.0,"volume":16.0,"delta":-0.1229,"gamma":0.0004,"vega":4.0164,"theta":-1.7046,"rho":-0.7094,"theo":30.904,"change":-8.39,"open":27.85,"high":27.85,"low":21.96,"tick":"no_change","last_trade_price":22.71,"last_trade_time":"2026-02-18T12:11:20","percent_change":-26.9775,"prev_day_close":27.0},{"option":"SPXW260320C06330000","bid":565.5,"bid_size":3.0,"ask":572.0,"ask_size":3.0,"iv":0.2565,"open_interest":0.0,"volume":0.0,"delta":0.8756,"gamma":0.0004,"vega":4.0522,"theta":-1.516,"rho":4.4666,"theo":568.8251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":585.149993896484},{"option":"SPXW260320P06330000","bid":30.9,"bid_size":10.0,"ask":31.5,"ask_size":35.0,"iv":0.2564,"open_interest":118.0,"volume":18.0,"delta":-0.1244,"gamma":0.0004,"vega":4.0522,"theta":-1.7153,"rho":-0.7186,"theo":31.3058,"change":-6.18,"open":23.2,"high":25.32,"low":22.67,"tick":"up","last_trade_price":25.32,"last_trade_time":"2026-02-18T13:45:09","percent_change":-19.619,"prev_day_close":27.3500003814697},{"option":"SPXW260320C06335000","bid":560.3,"bid_size":2.0,"ask":568.1,"ask_size":2.0,"iv":0.2555,"open_interest":0.0,"volume":0.0,"delta":0.874,"gamma":0.0004,"vega":4.0883,"theta":-1.5286,"rho":4.4613,"theo":564.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":581.200012207031},{"option":"SPXW260320P06335000","bid":31.3,"bid_size":10.0,"ask":31.9,"ask_size":15.0,"iv":0.2558,"open_interest":33.0,"volume":4.0,"delta":-0.126,"gamma":0.0004,"vega":4.0883,"theta":-1.7261,"rho":-0.7279,"theo":31.7132,"change":-8.3,"open":23.63,"high":23.63,"low":23.2,"tick":"up","last_trade_price":23.6,"last_trade_time":"2026-02-18T12:34:18","percent_change":-26.0188,"prev_day_close":27.6999998092651},{"option":"SPXW260320C06340000","bid":556.4,"bid_size":3.0,"ask":563.4,"ask_size":3.0,"iv":0.2557,"open_interest":1.0,"volume":0.0,"delta":0.8724,"gamma":0.0004,"vega":4.1246,"theta":-1.5412,"rho":4.4559,"theo":559.6801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":699.73,"last_trade_time":"2026-01-27T11:18:59","percent_change":0.0,"prev_day_close":575.899993896484},{"option":"SPXW260320P06340000","bid":31.8,"bid_size":10.0,"ask":32.4,"ask_size":34.0,"iv":0.2552,"open_interest":342.0,"volume":31.0,"delta":-0.1277,"gamma":0.0004,"vega":4.1246,"theta":-1.7369,"rho":-0.7374,"theo":32.1264,"change":-3.3,"open":25.0,"high":29.0,"low":23.26,"tick":"up","last_trade_price":29.0,"last_trade_time":"2026-02-18T14:47:01","percent_change":-10.2167,"prev_day_close":28.0999994277954},{"option":"SPXW260320C06345000","bid":551.2,"bid_size":2.0,"ask":559.0,"ask_size":2.0,"iv":0.2541,"open_interest":0.0,"volume":0.0,"delta":0.8707,"gamma":0.0004,"vega":4.1611,"theta":-1.5539,"rho":4.4503,"theo":555.1163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":572.100006103516},{"option":"SPXW260320P06345000","bid":32.1,"bid_size":10.0,"ask":32.8,"ask_size":14.0,"iv":0.2543,"open_interest":46.0,"volume":1.0,"delta":-0.1293,"gamma":0.0004,"vega":4.1611,"theta":-1.7477,"rho":-0.7471,"theo":32.5453,"change":-9.19,"open":23.51,"high":23.51,"low":23.51,"tick":"down","last_trade_price":23.51,"last_trade_time":"2026-02-18T11:00:31","percent_change":-28.104,"prev_day_close":28.4500007629394},{"option":"SPXW260320C06350000","bid":547.2,"bid_size":3.0,"ask":554.2,"ask_size":3.0,"iv":0.254,"open_interest":94.0,"volume":0.0,"delta":0.8691,"gamma":0.0004,"vega":4.1979,"theta":-1.5665,"rho":4.4446,"theo":550.5584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":540.17,"last_trade_time":"2026-02-12T16:03:48","percent_change":0.0,"prev_day_close":566.75},{"option":"SPXW260320P06350000","bid":32.6,"bid_size":10.0,"ask":33.2,"ask_size":33.0,"iv":0.2536,"open_interest":613.0,"volume":48.0,"delta":-0.131,"gamma":0.0004,"vega":4.1979,"theta":-1.7585,"rho":-0.7569,"theo":32.9701,"change":-3.14,"open":30.6,"high":31.15,"low":23.2,"tick":"down","last_trade_price":29.96,"last_trade_time":"2026-02-18T15:31:33","percent_change":-9.48641,"prev_day_close":28.8000001907349},{"option":"SPXW260320C06355000","bid":542.2,"bid_size":2.0,"ask":549.8,"ask_size":2.0,"iv":0.2524,"open_interest":0.0,"volume":0.0,"delta":0.8674,"gamma":0.0004,"vega":4.2348,"theta":-1.5792,"rho":4.4387,"theo":546.0064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":562.800018310547},{"option":"SPXW260320P06355000","bid":33.0,"bid_size":10.0,"ask":33.6,"ask_size":14.0,"iv":0.2528,"open_interest":192.0,"volume":4.0,"delta":-0.1326,"gamma":0.0004,"vega":4.2348,"theta":-1.7693,"rho":-0.7669,"theo":33.4009,"change":-8.98,"open":24.9,"high":24.9,"low":24.57,"tick":"no_change","last_trade_price":24.57,"last_trade_time":"2026-02-18T12:28:31","percent_change":-26.766,"prev_day_close":29.1999998092651},{"option":"SPXW260320C06360000","bid":538.1,"bid_size":3.0,"ask":545.1,"ask_size":3.0,"iv":0.2526,"open_interest":0.0,"volume":0.0,"delta":0.8657,"gamma":0.0004,"vega":4.2719,"theta":-1.5918,"rho":4.4327,"theo":541.4605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":631.87,"last_trade_time":"2025-12-30T10:23:33","percent_change":0.0,"prev_day_close":557.5},{"option":"SPXW260320P06360000","bid":33.5,"bid_size":10.0,"ask":34.1,"ask_size":32.0,"iv":0.2522,"open_interest":195.0,"volume":0.0,"delta":-0.1344,"gamma":0.0004,"vega":4.2719,"theta":-1.7801,"rho":-0.777,"theo":33.8378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.7,"last_trade_time":"2026-02-17T13:39:56","percent_change":0.0,"prev_day_close":29.5999994277954},{"option":"SPXW260320C06365000","bid":533.0,"bid_size":2.0,"ask":540.6,"ask_size":1.0,"iv":0.2512,"open_interest":0.0,"volume":0.0,"delta":0.8639,"gamma":0.0004,"vega":4.309,"theta":-1.6045,"rho":4.4266,"theo":536.9206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.700012207031},{"option":"SPXW260320P06365000","bid":33.9,"bid_size":10.0,"ask":34.5,"ask_size":14.0,"iv":0.2514,"open_interest":64.0,"volume":2.0,"delta":-0.1361,"gamma":0.0004,"vega":4.309,"theta":-1.7909,"rho":-0.7872,"theo":34.2807,"change":-9.02,"open":25.43,"high":25.43,"low":25.43,"tick":"down","last_trade_price":25.43,"last_trade_time":"2026-02-18T11:38:25","percent_change":-26.1829,"prev_day_close":30.0},{"option":"SPXW260320C06370000","bid":529.1,"bid_size":3.0,"ask":536.0,"ask_size":3.0,"iv":0.2513,"open_interest":0.0,"volume":0.0,"delta":0.8622,"gamma":0.0004,"vega":4.3463,"theta":-1.6171,"rho":4.4203,"theo":532.387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":629.29,"last_trade_time":"2026-01-22T12:52:50","percent_change":0.0,"prev_day_close":548.300018310547},{"option":"SPXW260320P06370000","bid":34.3,"bid_size":10.0,"ask":35.0,"ask_size":31.0,"iv":0.2507,"open_interest":205.0,"volume":15.0,"delta":-0.1378,"gamma":0.0004,"vega":4.3463,"theta":-1.8017,"rho":-0.7975,"theo":34.7299,"change":-9.05,"open":26.2,"high":26.2,"low":25.85,"tick":"down","last_trade_price":25.85,"last_trade_time":"2026-02-18T11:18:42","percent_change":-25.9312,"prev_day_close":30.3500003814697},{"option":"SPXW260320C06375000","bid":524.2,"bid_size":3.0,"ask":531.0,"ask_size":3.0,"iv":0.2495,"open_interest":7.0,"volume":0.0,"delta":0.8604,"gamma":0.0005,"vega":4.3836,"theta":-1.6298,"rho":4.414,"theo":527.8596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":583.12,"last_trade_time":"2025-11-06T13:28:33","percent_change":0.0,"prev_day_close":543.699981689453},{"option":"SPXW260320P06375000","bid":34.8,"bid_size":10.0,"ask":35.4,"ask_size":31.0,"iv":0.25,"open_interest":398.0,"volume":19.0,"delta":-0.1396,"gamma":0.0005,"vega":4.3836,"theta":-1.8125,"rho":-0.808,"theo":35.1852,"change":-4.9,"open":32.03,"high":32.03,"low":26.0,"tick":"no_change","last_trade_price":30.4,"last_trade_time":"2026-02-18T16:02:40","percent_change":-13.881,"prev_day_close":30.75},{"option":"SPXW260320C06380000","bid":520.1,"bid_size":3.0,"ask":526.9,"ask_size":3.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.8586,"gamma":0.0005,"vega":4.4209,"theta":-1.6424,"rho":4.4075,"theo":523.3386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":529.26,"last_trade_time":"2026-01-21T09:41:08","percent_change":0.0,"prev_day_close":539.850006103516},{"option":"SPXW260320P06380000","bid":35.3,"bid_size":10.0,"ask":35.9,"ask_size":30.0,"iv":0.2493,"open_interest":144.0,"volume":16.0,"delta":-0.1414,"gamma":0.0005,"vega":4.4209,"theta":-1.8232,"rho":-0.8186,"theo":35.6469,"change":-9.85,"open":26.25,"high":26.75,"low":25.95,"tick":"down","last_trade_price":25.95,"last_trade_time":"2026-02-18T12:48:17","percent_change":-27.514,"prev_day_close":31.1999998092651},{"option":"SPXW260320C06385000","bid":515.0,"bid_size":2.0,"ask":522.5,"ask_size":2.0,"iv":0.2483,"open_interest":1.0,"volume":0.0,"delta":0.8568,"gamma":0.0005,"vega":4.4584,"theta":-1.655,"rho":4.401,"theo":518.8238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":616.09,"last_trade_time":"2026-02-03T10:11:39","percent_change":0.0,"prev_day_close":535.399993896484},{"option":"SPXW260320P06385000","bid":35.7,"bid_size":10.0,"ask":36.4,"ask_size":13.0,"iv":0.2485,"open_interest":80.0,"volume":5.0,"delta":-0.1432,"gamma":0.0005,"vega":4.4584,"theta":-1.834,"rho":-0.8292,"theo":36.115,"change":-4.14,"open":27.6,"high":32.06,"low":27.6,"tick":"up","last_trade_price":32.06,"last_trade_time":"2026-02-18T15:38:57","percent_change":-11.4365,"prev_day_close":31.5999994277954},{"option":"SPXW260320C06390000","bid":510.5,"bid_size":4.0,"ask":517.4,"ask_size":3.0,"iv":0.2471,"open_interest":10.0,"volume":0.0,"delta":0.8549,"gamma":0.0005,"vega":4.4959,"theta":-1.6676,"rho":4.3943,"theo":514.3155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":578.6,"last_trade_time":"2026-02-06T13:43:46","percent_change":0.0,"prev_day_close":530.050018310547},{"option":"SPXW260320P06390000","bid":36.2,"bid_size":10.0,"ask":36.8,"ask_size":29.0,"iv":0.2478,"open_interest":161.0,"volume":15.0,"delta":-0.1451,"gamma":0.0005,"vega":4.4959,"theta":-1.8448,"rho":-0.84,"theo":36.5894,"change":-2.9,"open":27.5,"high":33.85,"low":27.05,"tick":"up","last_trade_price":33.85,"last_trade_time":"2026-02-18T14:53:06","percent_change":-7.89116,"prev_day_close":32.0},{"option":"SPXW260320C06395000","bid":505.9,"bid_size":2.0,"ask":513.7,"ask_size":2.0,"iv":0.2468,"open_interest":20.0,"volume":0.0,"delta":0.8531,"gamma":0.0005,"vega":4.5335,"theta":-1.6802,"rho":4.3875,"theo":509.8136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":574.4,"last_trade_time":"2026-02-06T13:43:40","percent_change":0.0,"prev_day_close":526.25},{"option":"SPXW260320P06395000","bid":36.7,"bid_size":10.0,"ask":37.3,"ask_size":12.0,"iv":0.2471,"open_interest":131.0,"volume":1.0,"delta":-0.147,"gamma":0.0005,"vega":4.5335,"theta":-1.8555,"rho":-0.8508,"theo":37.0703,"change":-1.65,"open":35.55,"high":35.55,"low":35.55,"tick":"down","last_trade_price":35.55,"last_trade_time":"2026-02-18T14:57:44","percent_change":-4.43549,"prev_day_close":32.4500007629394},{"option":"SPXW260320C06400000","bid":502.1,"bid_size":3.0,"ask":508.8,"ask_size":3.0,"iv":0.2468,"open_interest":117.0,"volume":4.0,"delta":0.8512,"gamma":0.0005,"vega":4.5713,"theta":-1.6928,"rho":4.3807,"theo":505.3183,"change":45.43,"open":541.13,"high":545.48,"low":541.13,"tick":"up","last_trade_price":545.48,"last_trade_time":"2026-02-18T12:54:00","percent_change":9.08509,"prev_day_close":520.849975585938},{"option":"SPXW260320P06400000","bid":37.2,"bid_size":10.0,"ask":37.8,"ask_size":38.0,"iv":0.2464,"open_interest":1853.0,"volume":163.0,"delta":-0.1489,"gamma":0.0005,"vega":4.5713,"theta":-1.8662,"rho":-0.8618,"theo":37.5577,"change":-2.33,"open":35.6,"high":35.6,"low":26.9,"tick":"up","last_trade_price":35.37,"last_trade_time":"2026-02-18T15:10:12","percent_change":-6.18037,"prev_day_close":32.8999996185303},{"option":"SPXW260320C06405000","bid":496.9,"bid_size":2.0,"ask":504.7,"ask_size":2.0,"iv":0.2454,"open_interest":0.0,"volume":0.0,"delta":0.8493,"gamma":0.0005,"vega":4.6092,"theta":-1.7053,"rho":4.3737,"theo":500.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":516.850006103516},{"option":"SPXW260320P06405000","bid":37.7,"bid_size":10.0,"ask":38.3,"ask_size":12.0,"iv":0.2456,"open_interest":73.0,"volume":17.0,"delta":-0.1508,"gamma":0.0005,"vega":4.6092,"theta":-1.8769,"rho":-0.8728,"theo":38.0516,"change":-2.25,"open":35.32,"high":36.0,"low":28.55,"tick":"up","last_trade_price":35.95,"last_trade_time":"2026-02-18T15:14:43","percent_change":-5.89005,"prev_day_close":33.2999992370606},{"option":"SPXW260320C06410000","bid":492.5,"bid_size":3.0,"ask":499.7,"ask_size":3.0,"iv":0.2445,"open_interest":0.0,"volume":0.0,"delta":0.8473,"gamma":0.0005,"vega":4.6474,"theta":-1.7178,"rho":4.3666,"theo":496.3473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":630.76,"last_trade_time":"2026-01-27T10:57:51","percent_change":0.0,"prev_day_close":511.799987792969},{"option":"SPXW260320P06410000","bid":38.2,"bid_size":10.0,"ask":38.8,"ask_size":28.0,"iv":0.2449,"open_interest":128.0,"volume":12.0,"delta":-0.1527,"gamma":0.0005,"vega":4.6474,"theta":-1.8876,"rho":-0.884,"theo":38.5522,"change":-9.9,"open":30.0,"high":30.05,"low":28.8,"tick":"down","last_trade_price":28.8,"last_trade_time":"2026-02-18T12:35:30","percent_change":-25.5814,"prev_day_close":33.75},{"option":"SPXW260320C06415000","bid":488.0,"bid_size":2.0,"ask":495.8,"ask_size":2.0,"iv":0.244,"open_interest":0.0,"volume":0.0,"delta":0.8453,"gamma":0.0005,"vega":4.6858,"theta":-1.7303,"rho":4.3594,"theo":491.8718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":508.049987792969},{"option":"SPXW260320P06415000","bid":38.7,"bid_size":10.0,"ask":39.3,"ask_size":12.0,"iv":0.2442,"open_interest":87.0,"volume":2.0,"delta":-0.1547,"gamma":0.0005,"vega":4.6858,"theta":-1.8982,"rho":-0.8954,"theo":39.0595,"change":-7.34,"open":31.86,"high":31.86,"low":31.86,"tick":"no_change","last_trade_price":31.86,"last_trade_time":"2026-02-18T13:51:16","percent_change":-18.7245,"prev_day_close":34.2000007629394},{"option":"SPXW260320C06420000","bid":484.2,"bid_size":3.0,"ask":490.7,"ask_size":3.0,"iv":0.2436,"open_interest":5.0,"volume":0.0,"delta":0.8434,"gamma":0.0005,"vega":4.7244,"theta":-1.7428,"rho":4.352,"theo":487.4031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":616.92,"last_trade_time":"2026-01-28T14:27:08","percent_change":0.0,"prev_day_close":502.75},{"option":"SPXW260320P06420000","bid":39.2,"bid_size":9.0,"ask":39.9,"ask_size":28.0,"iv":0.2435,"open_interest":212.0,"volume":10.0,"delta":-0.1567,"gamma":0.0005,"vega":4.7244,"theta":-1.9088,"rho":-0.9068,"theo":39.5736,"change":-6.0,"open":29.5,"high":33.7,"low":29.5,"tick":"up","last_trade_price":33.7,"last_trade_time":"2026-02-18T15:59:30","percent_change":-15.1134,"prev_day_close":34.7000007629394},{"option":"SPXW260320C06425000","bid":479.1,"bid_size":3.0,"ask":485.9,"ask_size":3.0,"iv":0.2419,"open_interest":43.0,"volume":0.0,"delta":0.8413,"gamma":0.0005,"vega":4.7634,"theta":-1.7552,"rho":4.3444,"theo":482.9413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":474.97,"last_trade_time":"2026-02-12T15:56:19","percent_change":0.0,"prev_day_close":498.300003051758},{"option":"SPXW260320P06425000","bid":39.7,"bid_size":9.0,"ask":40.4,"ask_size":27.0,"iv":0.2427,"open_interest":297.0,"volume":10.0,"delta":-0.1587,"gamma":0.0005,"vega":4.7634,"theta":-1.9194,"rho":-0.9185,"theo":40.0945,"change":-1.8,"open":36.67,"high":38.45,"low":28.8,"tick":"up","last_trade_price":38.45,"last_trade_time":"2026-02-18T14:57:44","percent_change":-4.47205,"prev_day_close":35.1500015258789},{"option":"SPXW260320C06430000","bid":474.7,"bid_size":3.0,"ask":481.4,"ask_size":3.0,"iv":0.2411,"open_interest":3.0,"volume":0.0,"delta":0.8393,"gamma":0.0005,"vega":4.8026,"theta":-1.7676,"rho":4.3367,"theo":478.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":486.0,"last_trade_time":"2025-11-25T10:21:43","percent_change":0.0,"prev_day_close":493.75},{"option":"SPXW260320P06430000","bid":40.2,"bid_size":9.0,"ask":40.9,"ask_size":26.0,"iv":0.2419,"open_interest":113.0,"volume":6.0,"delta":-0.1608,"gamma":0.0005,"vega":4.8026,"theta":-1.93,"rho":-0.9303,"theo":40.6225,"change":-5.35,"open":31.67,"high":35.4,"low":29.9,"tick":"up","last_trade_price":35.4,"last_trade_time":"2026-02-18T14:31:34","percent_change":-13.1288,"prev_day_close":35.6000003814697},{"option":"SPXW260320C06435000","bid":470.2,"bid_size":2.0,"ask":478.0,"ask_size":2.0,"iv":0.2411,"open_interest":0.0,"volume":0.0,"delta":0.8372,"gamma":0.0005,"vega":4.8422,"theta":-1.7799,"rho":4.3287,"theo":474.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.0},{"option":"SPXW260320P06435000","bid":40.8,"bid_size":9.0,"ask":41.5,"ask_size":11.0,"iv":0.2413,"open_interest":140.0,"volume":10.0,"delta":-0.1628,"gamma":0.0005,"vega":4.8422,"theta":-1.9404,"rho":-0.9424,"theo":41.1575,"change":-5.6,"open":29.98,"high":35.7,"low":29.98,"tick":"up","last_trade_price":35.7,"last_trade_time":"2026-02-18T16:02:40","percent_change":-13.5593,"prev_day_close":36.1000003814697},{"option":"SPXW260320C06440000","bid":466.4,"bid_size":3.0,"ask":473.0,"ask_size":3.0,"iv":0.2408,"open_interest":0.0,"volume":0.0,"delta":0.8351,"gamma":0.0005,"vega":4.882,"theta":-1.7922,"rho":4.3206,"theo":469.5983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":484.699996948242},{"option":"SPXW260320P06440000","bid":41.3,"bid_size":9.0,"ask":42.0,"ask_size":26.0,"iv":0.2405,"open_interest":130.0,"volume":8.0,"delta":-0.1649,"gamma":0.0005,"vega":4.882,"theta":-1.9509,"rho":-0.9546,"theo":41.6998,"change":-5.65,"open":32.37,"high":36.2,"low":30.55,"tick":"up","last_trade_price":36.2,"last_trade_time":"2026-02-18T16:02:40","percent_change":-13.5006,"prev_day_close":36.6000003814697},{"option":"SPXW260320C06445000","bid":461.3,"bid_size":2.0,"ask":469.1,"ask_size":2.0,"iv":0.2396,"open_interest":5.0,"volume":0.0,"delta":0.833,"gamma":0.0005,"vega":4.9221,"theta":-1.8045,"rho":4.3122,"theo":465.1652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":545.02,"last_trade_time":"2026-01-23T14:05:39","percent_change":0.0,"prev_day_close":481.0},{"option":"SPXW260320P06445000","bid":41.9,"bid_size":9.0,"ask":42.6,"ask_size":11.0,"iv":0.2398,"open_interest":135.0,"volume":12.0,"delta":-0.1671,"gamma":0.0005,"vega":4.9221,"theta":-1.9613,"rho":-0.967,"theo":42.2494,"change":-11.0,"open":30.83,"high":31.4,"low":30.83,"tick":"no_change","last_trade_price":31.4,"last_trade_time":"2026-02-18T12:36:10","percent_change":-25.9434,"prev_day_close":37.0499992370606},{"option":"SPXW260320C06450000","bid":457.0,"bid_size":4.0,"ask":464.1,"ask_size":4.0,"iv":0.2387,"open_interest":12.0,"volume":4.0,"delta":0.8308,"gamma":0.0005,"vega":4.9625,"theta":-1.8167,"rho":4.3037,"theo":460.7396,"change":43.79,"open":495.87,"high":499.59,"low":495.87,"tick":"up","last_trade_price":499.59,"last_trade_time":"2026-02-18T12:54:00","percent_change":9.60729,"prev_day_close":475.949996948242},{"option":"SPXW260320P06450000","bid":42.4,"bid_size":9.0,"ask":43.1,"ask_size":41.0,"iv":0.239,"open_interest":1106.0,"volume":43.0,"delta":-0.1692,"gamma":0.0005,"vega":4.9625,"theta":-1.9717,"rho":-0.9797,"theo":42.8066,"change":-3.73,"open":33.4,"high":39.22,"low":31.02,"tick":"up","last_trade_price":39.22,"last_trade_time":"2026-02-18T14:46:01","percent_change":-8.68452,"prev_day_close":37.6000003814697},{"option":"SPXW260320C06455000","bid":452.5,"bid_size":2.0,"ask":460.3,"ask_size":2.0,"iv":0.2382,"open_interest":0.0,"volume":0.0,"delta":0.8286,"gamma":0.0006,"vega":5.003,"theta":-1.8288,"rho":4.2949,"theo":456.3216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.0},{"option":"SPXW260320P06455000","bid":43.0,"bid_size":9.0,"ask":43.7,"ask_size":11.0,"iv":0.2383,"open_interest":71.0,"volume":8.0,"delta":-0.1714,"gamma":0.0006,"vega":5.003,"theta":-1.982,"rho":-0.9925,"theo":43.3714,"change":-12.05,"open":40.13,"high":40.13,"low":31.5,"tick":"no_change","last_trade_price":31.5,"last_trade_time":"2026-02-18T11:00:18","percent_change":-27.6693,"prev_day_close":38.1000003814697},{"option":"SPXW260320C06460000","bid":448.3,"bid_size":4.0,"ask":455.2,"ask_size":4.0,"iv":0.2373,"open_interest":3.0,"volume":0.0,"delta":0.8264,"gamma":0.0006,"vega":5.0437,"theta":-1.8409,"rho":4.2859,"theo":451.9113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":572.5,"last_trade_time":"2026-02-02T10:19:02","percent_change":0.0,"prev_day_close":466.850006103516},{"option":"SPXW260320P06460000","bid":43.6,"bid_size":9.0,"ask":44.3,"ask_size":25.0,"iv":0.2376,"open_interest":233.0,"volume":0.0,"delta":-0.1736,"gamma":0.0006,"vega":5.0437,"theta":-1.9922,"rho":-1.0056,"theo":43.9439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":48.03,"last_trade_time":"2026-02-17T11:44:27","percent_change":0.0,"prev_day_close":38.6000003814697},{"option":"SPXW260320C06465000","bid":443.7,"bid_size":2.0,"ask":451.5,"ask_size":2.0,"iv":0.2367,"open_interest":0.0,"volume":0.0,"delta":0.8242,"gamma":0.0006,"vega":5.0844,"theta":-1.853,"rho":4.2768,"theo":447.509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":463.099990844727},{"option":"SPXW260320P06465000","bid":44.2,"bid_size":9.0,"ask":44.9,"ask_size":11.0,"iv":0.2369,"open_interest":99.0,"volume":21.0,"delta":-0.1758,"gamma":0.0006,"vega":5.0844,"theta":-2.0024,"rho":-1.0189,"theo":44.5243,"change":-6.0,"open":42.3,"high":42.3,"low":32.35,"tick":"up","last_trade_price":38.7,"last_trade_time":"2026-02-18T16:02:40","percent_change":-13.4228,"prev_day_close":39.1000003814697},{"option":"SPXW260320C06470000","bid":439.4,"bid_size":4.0,"ask":446.4,"ask_size":4.0,"iv":0.2357,"open_interest":3.0,"volume":0.0,"delta":0.8219,"gamma":0.0006,"vega":5.1252,"theta":-1.8649,"rho":4.2674,"theo":443.1146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":469.5,"last_trade_time":"2025-11-24T14:01:01","percent_change":0.0,"prev_day_close":458.050003051758},{"option":"SPXW260320P06470000","bid":44.7,"bid_size":20.0,"ask":45.5,"ask_size":25.0,"iv":0.2362,"open_interest":169.0,"volume":24.0,"delta":-0.1781,"gamma":0.0006,"vega":5.1252,"theta":-2.0125,"rho":-1.0323,"theo":45.1127,"change":-9.95,"open":44.4,"high":44.4,"low":33.84,"tick":"up","last_trade_price":35.3,"last_trade_time":"2026-02-18T13:35:14","percent_change":-21.989,"prev_day_close":39.6500015258789},{"option":"SPXW260320C06475000","bid":435.0,"bid_size":4.0,"ask":442.0,"ask_size":4.0,"iv":0.2349,"open_interest":6.0,"volume":0.0,"delta":0.8196,"gamma":0.0006,"vega":5.166,"theta":-1.8768,"rho":4.258,"theo":438.7284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":414.99,"last_trade_time":"2026-02-05T10:47:22","percent_change":0.0,"prev_day_close":453.450012207031},{"option":"SPXW260320P06475000","bid":45.3,"bid_size":20.0,"ask":46.1,"ask_size":25.0,"iv":0.2354,"open_interest":576.0,"volume":25.0,"delta":-0.1804,"gamma":0.0006,"vega":5.166,"theta":-2.0226,"rho":-1.0459,"theo":45.7092,"change":-11.75,"open":39.72,"high":39.72,"low":32.89,"tick":"up","last_trade_price":34.1,"last_trade_time":"2026-02-18T12:26:27","percent_change":-25.627,"prev_day_close":40.2000007629394},{"option":"SPXW260320C06480000","bid":430.7,"bid_size":4.0,"ask":437.6,"ask_size":4.0,"iv":0.2342,"open_interest":5.0,"volume":1.0,"delta":0.8173,"gamma":0.0006,"vega":5.2068,"theta":-1.8887,"rho":4.2483,"theo":434.3503,"change":41.35,"open":471.25,"high":471.25,"low":471.25,"tick":"up","last_trade_price":471.25,"last_trade_time":"2026-02-18T11:18:29","percent_change":9.61852,"prev_day_close":449.149993896484},{"option":"SPXW260320P06480000","bid":46.0,"bid_size":9.0,"ask":46.7,"ask_size":24.0,"iv":0.2346,"open_interest":265.0,"volume":12.0,"delta":-0.1827,"gamma":0.0006,"vega":5.2068,"theta":-2.0326,"rho":-1.0596,"theo":46.3139,"change":-13.38,"open":36.28,"high":36.28,"low":33.12,"tick":"down","last_trade_price":33.12,"last_trade_time":"2026-02-18T13:02:58","percent_change":-28.7742,"prev_day_close":40.75},{"option":"SPXW260320C06485000","bid":426.2,"bid_size":2.0,"ask":433.7,"ask_size":2.0,"iv":0.2338,"open_interest":0.0,"volume":0.0,"delta":0.815,"gamma":0.0006,"vega":5.2475,"theta":-1.9005,"rho":4.2385,"theo":429.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":445.150009155273},{"option":"SPXW260320P06485000","bid":46.6,"bid_size":9.0,"ask":47.3,"ask_size":11.0,"iv":0.2339,"open_interest":166.0,"volume":27.0,"delta":-0.1851,"gamma":0.0006,"vega":5.2475,"theta":-2.0425,"rho":-1.0735,"theo":46.9269,"change":-6.95,"open":45.15,"high":45.15,"low":34.77,"tick":"up","last_trade_price":40.2,"last_trade_time":"2026-02-18T15:59:30","percent_change":-14.7402,"prev_day_close":41.2999992370606},{"option":"SPXW260320C06490000","bid":422.1,"bid_size":4.0,"ask":428.6,"ask_size":4.0,"iv":0.2326,"open_interest":0.0,"volume":0.0,"delta":0.8126,"gamma":0.0006,"vega":5.2881,"theta":-1.9122,"rho":4.2286,"theo":425.6191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.75},{"option":"SPXW260320P06490000","bid":47.2,"bid_size":9.0,"ask":47.9,"ask_size":24.0,"iv":0.2331,"open_interest":193.0,"volume":19.0,"delta":-0.1875,"gamma":0.0006,"vega":5.2881,"theta":-2.0524,"rho":-1.0875,"theo":47.5482,"change":-5.27,"open":36.4,"high":44.1,"low":35.65,"tick":"down","last_trade_price":42.48,"last_trade_time":"2026-02-18T15:40:59","percent_change":-11.0366,"prev_day_close":41.8499984741211},{"option":"SPXW260320C06495000","bid":417.4,"bid_size":2.0,"ask":425.1,"ask_size":2.0,"iv":0.2323,"open_interest":0.0,"volume":0.0,"delta":0.8102,"gamma":0.0006,"vega":5.3287,"theta":-1.9238,"rho":4.2186,"theo":421.2661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":436.449996948242},{"option":"SPXW260320P06495000","bid":47.8,"bid_size":9.0,"ask":48.6,"ask_size":11.0,"iv":0.2324,"open_interest":210.0,"volume":49.0,"delta":-0.1899,"gamma":0.0006,"vega":5.3287,"theta":-2.0621,"rho":-1.1016,"theo":48.178,"change":-8.15,"open":46.35,"high":46.35,"low":35.72,"tick":"up","last_trade_price":40.2,"last_trade_time":"2026-02-18T15:57:33","percent_change":-16.8563,"prev_day_close":42.4500007629394},{"option":"SPXW260320C06500000","bid":413.2,"bid_size":4.0,"ask":420.1,"ask_size":4.0,"iv":0.231,"open_interest":101.0,"volume":0.0,"delta":0.8077,"gamma":0.0006,"vega":5.3693,"theta":-1.9353,"rho":4.2085,"theo":416.9217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":414.49,"last_trade_time":"2026-02-17T15:13:03","percent_change":0.0,"prev_day_close":431.900009155273},{"option":"SPXW260320P06500000","bid":48.5,"bid_size":9.0,"ask":49.2,"ask_size":37.0,"iv":0.2316,"open_interest":1945.0,"volume":387.0,"delta":-0.1923,"gamma":0.0006,"vega":5.3693,"theta":-2.0718,"rho":-1.1158,"theo":48.8163,"change":2.85,"open":47.1,"high":47.1,"low":34.98,"tick":"up","last_trade_price":42.93,"last_trade_time":"2026-02-18T16:14:29","percent_change":6.62791,"prev_day_close":43.0},{"option":"SPXW260320C06505000","bid":408.8,"bid_size":2.0,"ask":416.6,"ask_size":2.0,"iv":0.2307,"open_interest":0.0,"volume":0.0,"delta":0.8052,"gamma":0.0006,"vega":5.4098,"theta":-1.9468,"rho":4.1982,"theo":412.5858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":427.75},{"option":"SPXW260320P06505000","bid":49.1,"bid_size":9.0,"ask":49.9,"ask_size":10.0,"iv":0.2309,"open_interest":302.0,"volume":111.0,"delta":-0.1948,"gamma":0.0006,"vega":5.4098,"theta":-2.0814,"rho":-1.1302,"theo":49.4632,"change":-4.83,"open":39.02,"high":44.82,"low":36.35,"tick":"up","last_trade_price":44.82,"last_trade_time":"2026-02-18T15:04:21","percent_change":-9.7281,"prev_day_close":43.6000003814697},{"option":"SPXW260320C06510000","bid":404.7,"bid_size":4.0,"ask":411.1,"ask_size":4.0,"iv":0.2294,"open_interest":5.0,"volume":0.0,"delta":0.8027,"gamma":0.0006,"vega":5.4505,"theta":-1.9581,"rho":4.1878,"theo":408.2586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":520.17,"last_trade_time":"2025-12-02T11:01:10","percent_change":0.0,"prev_day_close":422.699996948242},{"option":"SPXW260320P06510000","bid":49.8,"bid_size":9.0,"ask":50.5,"ask_size":22.0,"iv":0.2301,"open_interest":106.0,"volume":9.0,"delta":-0.1973,"gamma":0.0006,"vega":5.4505,"theta":-2.091,"rho":-1.1447,"theo":50.1188,"change":-2.55,"open":39.53,"high":47.8,"low":37.92,"tick":"up","last_trade_price":47.8,"last_trade_time":"2026-02-18T15:20:35","percent_change":-5.06455,"prev_day_close":44.2000007629394},{"option":"SPXW260320C06515000","bid":400.2,"bid_size":2.0,"ask":407.7,"ask_size":2.0,"iv":0.2293,"open_interest":0.0,"volume":0.0,"delta":0.8002,"gamma":0.0006,"vega":5.4912,"theta":-1.9694,"rho":4.1772,"theo":403.9402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.849990844727},{"option":"SPXW260320P06515000","bid":50.4,"bid_size":19.0,"ask":51.2,"ask_size":10.0,"iv":0.2293,"open_interest":82.0,"volume":48.0,"delta":-0.1999,"gamma":0.0006,"vega":5.4912,"theta":-2.1004,"rho":-1.1594,"theo":50.7831,"change":-5.02,"open":38.92,"high":46.2,"low":37.2,"tick":"down","last_trade_price":46.03,"last_trade_time":"2026-02-18T15:04:21","percent_change":-9.8335,"prev_day_close":44.7999992370606},{"option":"SPXW260320C06520000","bid":396.0,"bid_size":4.0,"ask":402.8,"ask_size":4.0,"iv":0.2281,"open_interest":3.0,"volume":0.0,"delta":0.7976,"gamma":0.0006,"vega":5.532,"theta":-1.9806,"rho":4.1665,"theo":399.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":530.95,"last_trade_time":"2026-01-27T10:57:16","percent_change":0.0,"prev_day_close":414.0},{"option":"SPXW260320P06520000","bid":51.1,"bid_size":8.0,"ask":51.9,"ask_size":22.0,"iv":0.2286,"open_interest":147.0,"volume":16.0,"delta":-0.2024,"gamma":0.0006,"vega":5.532,"theta":-2.1097,"rho":-1.1742,"theo":51.4563,"change":-11.39,"open":49.8,"high":49.8,"low":38.5,"tick":"no_change","last_trade_price":40.31,"last_trade_time":"2026-02-18T11:58:55","percent_change":-22.0309,"prev_day_close":45.3999996185303},{"option":"SPXW260320C06525000","bid":391.7,"bid_size":4.0,"ask":398.5,"ask_size":4.0,"iv":0.2273,"open_interest":34.0,"volume":0.0,"delta":0.795,"gamma":0.0006,"vega":5.5731,"theta":-1.9917,"rho":4.1555,"theo":395.3302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":380.1,"last_trade_time":"2026-02-13T15:47:12","percent_change":0.0,"prev_day_close":409.449996948242},{"option":"SPXW260320P06525000","bid":51.8,"bid_size":8.0,"ask":52.6,"ask_size":22.0,"iv":0.2278,"open_interest":330.0,"volume":30.0,"delta":-0.205,"gamma":0.0006,"vega":5.5731,"theta":-2.119,"rho":-1.1892,"theo":52.1386,"change":-7.89,"open":45.05,"high":48.1,"low":38.05,"tick":"no_change","last_trade_price":44.46,"last_trade_time":"2026-02-18T15:52:04","percent_change":-15.0716,"prev_day_close":46.0499992370606},{"option":"SPXW260320C06530000","bid":387.4,"bid_size":4.0,"ask":394.2,"ask_size":4.0,"iv":0.2265,"open_interest":2.0,"volume":0.0,"delta":0.7924,"gamma":0.0006,"vega":5.6143,"theta":-2.0027,"rho":4.1444,"theo":391.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":412.64,"last_trade_time":"2026-02-05T09:50:16","percent_change":0.0,"prev_day_close":405.75},{"option":"SPXW260320P06530000","bid":52.5,"bid_size":8.0,"ask":53.3,"ask_size":22.0,"iv":0.227,"open_interest":299.0,"volume":8.0,"delta":-0.2077,"gamma":0.0006,"vega":5.6143,"theta":-2.1281,"rho":-1.2045,"theo":52.83,"change":-2.65,"open":39.63,"high":50.4,"low":39.63,"tick":"up","last_trade_price":50.4,"last_trade_time":"2026-02-18T15:20:35","percent_change":-4.99529,"prev_day_close":46.6500015258789},{"option":"SPXW260320C06535000","bid":383.0,"bid_size":2.0,"ask":390.8,"ask_size":2.0,"iv":0.2262,"open_interest":0.0,"volume":0.0,"delta":0.7897,"gamma":0.0006,"vega":5.6557,"theta":-2.0135,"rho":4.1329,"theo":386.7568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":401.449996948242},{"option":"SPXW260320P06535000","bid":53.2,"bid_size":8.0,"ask":54.0,"ask_size":10.0,"iv":0.2263,"open_interest":121.0,"volume":1.0,"delta":-0.2104,"gamma":0.0006,"vega":5.6557,"theta":-2.1371,"rho":-1.22,"theo":53.5308,"change":-13.43,"open":40.42,"high":40.42,"low":40.42,"tick":"down","last_trade_price":40.42,"last_trade_time":"2026-02-18T12:29:00","percent_change":-24.9396,"prev_day_close":47.2999992370606},{"option":"SPXW260320C06540000","bid":379.0,"bid_size":4.0,"ask":385.4,"ask_size":4.0,"iv":0.2249,"open_interest":5.0,"volume":0.0,"delta":0.787,"gamma":0.0007,"vega":5.6974,"theta":-2.0243,"rho":4.1212,"theo":382.4843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":404.29,"last_trade_time":"2026-02-05T09:50:16","percent_change":0.0,"prev_day_close":397.0},{"option":"SPXW260320P06540000","bid":53.9,"bid_size":8.0,"ask":54.7,"ask_size":21.0,"iv":0.2255,"open_interest":266.0,"volume":60.0,"delta":-0.2131,"gamma":0.0007,"vega":5.6974,"theta":-2.146,"rho":-1.2358,"theo":54.2411,"change":-9.41,"open":41.08,"high":50.41,"low":40.05,"tick":"no_change","last_trade_price":45.14,"last_trade_time":"2026-02-18T15:56:18","percent_change":-17.2502,"prev_day_close":47.9500007629394},{"option":"SPXW260320C06545000","bid":374.5,"bid_size":2.0,"ask":382.3,"ask_size":2.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.7842,"gamma":0.0007,"vega":5.7392,"theta":-2.0349,"rho":4.1093,"theo":378.2216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":392.699996948242},{"option":"SPXW260320P06545000","bid":54.6,"bid_size":18.0,"ask":55.4,"ask_size":10.0,"iv":0.2247,"open_interest":260.0,"volume":21.0,"delta":-0.2158,"gamma":0.0007,"vega":5.7392,"theta":-2.1548,"rho":-1.2518,"theo":54.9611,"change":-13.13,"open":53.58,"high":53.58,"low":40.61,"tick":"no_change","last_trade_price":42.12,"last_trade_time":"2026-02-18T11:50:13","percent_change":-23.7647,"prev_day_close":48.6000003814697},{"option":"SPXW260320C06550000","bid":370.4,"bid_size":4.0,"ask":376.7,"ask_size":4.0,"iv":0.2231,"open_interest":45.0,"volume":0.0,"delta":0.7815,"gamma":0.0007,"vega":5.7812,"theta":-2.0454,"rho":4.097,"theo":373.9687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":494.29,"last_trade_time":"2026-02-02T11:29:54","percent_change":0.0,"prev_day_close":387.900009155273},{"option":"SPXW260320P06550000","bid":55.4,"bid_size":8.0,"ask":56.1,"ask_size":30.0,"iv":0.224,"open_interest":1158.0,"volume":139.0,"delta":-0.2186,"gamma":0.0007,"vega":5.7812,"theta":-2.1635,"rho":-1.2682,"theo":55.691,"change":-9.66,"open":52.32,"high":53.52,"low":41.12,"tick":"no_change","last_trade_price":46.34,"last_trade_time":"2026-02-18T15:56:18","percent_change":-17.25,"prev_day_close":49.25},{"option":"SPXW260320C06555000","bid":366.0,"bid_size":2.0,"ask":373.8,"ask_size":2.0,"iv":0.2231,"open_interest":2.0,"volume":0.0,"delta":0.7786,"gamma":0.0007,"vega":5.8232,"theta":-2.0558,"rho":4.0845,"theo":369.726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":496.62,"last_trade_time":"2025-12-26T10:06:45","percent_change":0.0,"prev_day_close":384.199996948242},{"option":"SPXW260320P06555000","bid":56.1,"bid_size":8.0,"ask":56.9,"ask_size":10.0,"iv":0.2232,"open_interest":116.0,"volume":11.0,"delta":-0.2214,"gamma":0.0007,"vega":5.8232,"theta":-2.172,"rho":-1.2848,"theo":56.431,"change":-8.15,"open":42.8,"high":48.6,"low":42.72,"tick":"up","last_trade_price":48.6,"last_trade_time":"2026-02-18T15:59:30","percent_change":-14.3612,"prev_day_close":49.9500007629394},{"option":"SPXW260320C06560000","bid":362.3,"bid_size":4.0,"ask":368.5,"ask_size":4.0,"iv":0.2221,"open_interest":1.0,"volume":0.0,"delta":0.7758,"gamma":0.0007,"vega":5.8653,"theta":-2.0661,"rho":4.0717,"theo":365.4935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":468.27,"last_trade_time":"2026-01-08T11:02:39","percent_change":0.0,"prev_day_close":379.350006103516},{"option":"SPXW260320P06560000","bid":56.9,"bid_size":8.0,"ask":57.6,"ask_size":21.0,"iv":0.2224,"open_interest":352.0,"volume":11.0,"delta":-0.2242,"gamma":0.0007,"vega":5.8653,"theta":-2.1804,"rho":-1.3017,"theo":57.1813,"change":-2.65,"open":43.08,"high":54.9,"low":42.92,"tick":"up","last_trade_price":54.9,"last_trade_time":"2026-02-18T14:58:23","percent_change":-4.60469,"prev_day_close":50.6500015258789},{"option":"SPXW260320C06565000","bid":357.6,"bid_size":2.0,"ask":365.1,"ask_size":2.0,"iv":0.2217,"open_interest":1.0,"volume":0.0,"delta":0.7729,"gamma":0.0007,"vega":5.9073,"theta":-2.0762,"rho":4.0587,"theo":361.2715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":376.72,"last_trade_time":"2026-01-20T14:03:59","percent_change":0.0,"prev_day_close":375.5},{"option":"SPXW260320P06565000","bid":57.6,"bid_size":8.0,"ask":58.4,"ask_size":10.0,"iv":0.2216,"open_interest":139.0,"volume":26.0,"delta":-0.2271,"gamma":0.0007,"vega":5.9073,"theta":-2.1887,"rho":-1.3188,"theo":57.9421,"change":-2.25,"open":56.1,"high":56.2,"low":54.3,"tick":"no_change","last_trade_price":56.1,"last_trade_time":"2026-02-18T14:58:16","percent_change":-3.85604,"prev_day_close":51.3499984741211},{"option":"SPXW260320C06570000","bid":353.6,"bid_size":4.0,"ask":360.1,"ask_size":4.0,"iv":0.2204,"open_interest":6.0,"volume":0.0,"delta":0.77,"gamma":0.0007,"vega":5.9492,"theta":-2.0862,"rho":4.0455,"theo":357.0602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":477.93,"last_trade_time":"2025-12-05T12:31:04","percent_change":0.0,"prev_day_close":370.649993896484},{"option":"SPXW260320P06570000","bid":58.4,"bid_size":8.0,"ask":59.2,"ask_size":20.0,"iv":0.2209,"open_interest":553.0,"volume":11.0,"delta":-0.23,"gamma":0.0007,"vega":5.9492,"theta":-2.1968,"rho":-1.3361,"theo":58.7135,"change":-6.03,"open":45.8,"high":53.02,"low":43.48,"tick":"up","last_trade_price":53.02,"last_trade_time":"2026-02-18T14:36:06","percent_change":-10.2117,"prev_day_close":52.0499992370606},{"option":"SPXW260320C06575000","bid":349.5,"bid_size":4.0,"ask":355.7,"ask_size":4.0,"iv":0.2195,"open_interest":80.0,"volume":0.0,"delta":0.767,"gamma":0.0007,"vega":5.9909,"theta":-2.0961,"rho":4.032,"theo":352.8597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":356.05,"last_trade_time":"2026-02-17T14:22:10","percent_change":0.0,"prev_day_close":366.550003051758},{"option":"SPXW260320P06575000","bid":59.2,"bid_size":18.0,"ask":59.9,"ask_size":20.0,"iv":0.2201,"open_interest":1322.0,"volume":930.0,"delta":-0.233,"gamma":0.0007,"vega":5.9909,"theta":-2.2048,"rho":-1.3537,"theo":59.4957,"change":-0.65,"open":46.6,"high":57.2,"low":43.97,"tick":"down","last_trade_price":52.35,"last_trade_time":"2026-02-18T15:43:28","percent_change":-1.23223,"prev_day_close":52.75},{"option":"SPXW260320C06580000","bid":345.6,"bid_size":4.0,"ask":351.3,"ask_size":4.0,"iv":0.2188,"open_interest":1.0,"volume":0.0,"delta":0.764,"gamma":0.0007,"vega":6.0324,"theta":-2.1058,"rho":4.0184,"theo":348.6701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.03,"last_trade_time":"2026-02-13T15:54:30","percent_change":0.0,"prev_day_close":362.300003051758},{"option":"SPXW260320P06580000","bid":60.0,"bid_size":8.0,"ask":60.8,"ask_size":35.0,"iv":0.2194,"open_interest":1149.0,"volume":34.0,"delta":-0.236,"gamma":0.0007,"vega":6.0324,"theta":-2.2127,"rho":-1.3714,"theo":60.2889,"change":-2.75,"open":59.2,"high":59.2,"low":44.43,"tick":"down","last_trade_price":57.95,"last_trade_time":"2026-02-18T15:23:06","percent_change":-4.53048,"prev_day_close":53.4500007629394},{"option":"SPXW260320C06585000","bid":340.8,"bid_size":2.0,"ask":348.6,"ask_size":2.0,"iv":0.2185,"open_interest":4.0,"volume":0.0,"delta":0.761,"gamma":0.0007,"vega":6.0736,"theta":-2.1153,"rho":4.0046,"theo":344.4916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":358.449996948242},{"option":"SPXW260320P06585000","bid":60.8,"bid_size":8.0,"ask":61.6,"ask_size":10.0,"iv":0.2186,"open_interest":250.0,"volume":16.0,"delta":-0.239,"gamma":0.0007,"vega":6.0736,"theta":-2.2204,"rho":-1.3893,"theo":61.0931,"change":-5.75,"open":50.2,"high":57.2,"low":50.2,"tick":"down","last_trade_price":55.8,"last_trade_time":"2026-02-18T15:35:44","percent_change":-9.342,"prev_day_close":54.2000007629394},{"option":"SPXW260320C06590000","bid":337.0,"bid_size":4.0,"ask":343.0,"ask_size":4.0,"iv":0.217,"open_interest":11.0,"volume":0.0,"delta":0.7579,"gamma":0.0007,"vega":6.1146,"theta":-2.1247,"rho":3.9907,"theo":340.3242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":409.37,"last_trade_time":"2025-12-31T14:42:55","percent_change":0.0,"prev_day_close":353.649993896484},{"option":"SPXW260320P06590000","bid":61.6,"bid_size":8.0,"ask":62.4,"ask_size":20.0,"iv":0.2178,"open_interest":341.0,"volume":42.0,"delta":-0.2421,"gamma":0.0007,"vega":6.1146,"theta":-2.2279,"rho":-1.4073,"theo":61.9085,"change":-8.77,"open":59.8,"high":59.8,"low":46.0,"tick":"up","last_trade_price":53.58,"last_trade_time":"2026-02-18T15:59:29","percent_change":-14.0658,"prev_day_close":54.9500007629394},{"option":"SPXW260320C06595000","bid":332.5,"bid_size":2.0,"ask":340.3,"ask_size":2.0,"iv":0.2169,"open_interest":2.0,"volume":0.0,"delta":0.7548,"gamma":0.0007,"vega":6.1554,"theta":-2.1339,"rho":3.9766,"theo":336.1681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":350.050003051758},{"option":"SPXW260320P06595000","bid":62.5,"bid_size":8.0,"ask":63.2,"ask_size":10.0,"iv":0.217,"open_interest":149.0,"volume":47.0,"delta":-0.2452,"gamma":0.0007,"vega":6.1554,"theta":-2.2353,"rho":-1.4254,"theo":62.7352,"change":-10.4,"open":61.4,"high":61.4,"low":46.38,"tick":"up","last_trade_price":52.8,"last_trade_time":"2026-02-18T15:53:30","percent_change":-16.4557,"prev_day_close":55.75},{"option":"SPXW260320C06600000","bid":329.0,"bid_size":7.0,"ask":334.6,"ask_size":7.0,"iv":0.2156,"open_interest":159.0,"volume":1.0,"delta":0.7517,"gamma":0.0008,"vega":6.196,"theta":-2.143,"rho":3.9624,"theo":332.0234,"change":35.21,"open":362.56,"high":362.56,"low":362.56,"tick":"up","last_trade_price":362.56,"last_trade_time":"2026-02-18T11:20:47","percent_change":10.7561,"prev_day_close":345.150009155273},{"option":"SPXW260320P06600000","bid":63.3,"bid_size":8.0,"ask":64.1,"ask_size":20.0,"iv":0.2162,"open_interest":4346.0,"volume":362.0,"delta":-0.2484,"gamma":0.0008,"vega":6.196,"theta":-2.2425,"rho":-1.4438,"theo":63.5732,"change":6.05,"open":60.7,"high":62.28,"low":46.35,"tick":"up","last_trade_price":56.32,"last_trade_time":"2026-02-18T16:14:29","percent_change":10.7174,"prev_day_close":56.4500007629394},{"option":"SPXW260320C06605000","bid":324.2,"bid_size":2.0,"ask":331.9,"ask_size":2.0,"iv":0.2155,"open_interest":0.0,"volume":0.0,"delta":0.7485,"gamma":0.0008,"vega":6.2364,"theta":-2.1519,"rho":3.948,"theo":327.8902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.600006103516},{"option":"SPXW260320P06605000","bid":64.2,"bid_size":8.0,"ask":64.9,"ask_size":9.0,"iv":0.2154,"open_interest":139.0,"volume":3.0,"delta":-0.2516,"gamma":0.0008,"vega":6.2364,"theta":-2.2496,"rho":-1.4622,"theo":64.4228,"change":-10.05,"open":50.7,"high":54.9,"low":48.5,"tick":"up","last_trade_price":54.9,"last_trade_time":"2026-02-18T13:52:32","percent_change":-15.4734,"prev_day_close":57.25},{"option":"SPXW260320C06610000","bid":320.8,"bid_size":7.0,"ask":326.4,"ask_size":7.0,"iv":0.2141,"open_interest":3.0,"volume":0.0,"delta":0.7452,"gamma":0.0008,"vega":6.2768,"theta":-2.1606,"rho":3.9334,"theo":323.7686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":365.37,"last_trade_time":"2025-12-16T10:40:19","percent_change":0.0,"prev_day_close":336.950012207031},{"option":"SPXW260320P06610000","bid":65.0,"bid_size":8.0,"ask":65.8,"ask_size":18.0,"iv":0.2147,"open_interest":143.0,"volume":11.0,"delta":-0.2548,"gamma":0.0008,"vega":6.2768,"theta":-2.2565,"rho":-1.4809,"theo":65.284,"change":-13.9,"open":63.47,"high":63.47,"low":49.8,"tick":"up","last_trade_price":51.9,"last_trade_time":"2026-02-18T13:35:57","percent_change":-21.1246,"prev_day_close":58.0499992370606},{"option":"SPXW260320C06615000","bid":316.0,"bid_size":2.0,"ask":323.8,"ask_size":2.0,"iv":0.2138,"open_interest":2.0,"volume":0.0,"delta":0.742,"gamma":0.0008,"vega":6.3171,"theta":-2.1692,"rho":3.9186,"theo":319.6588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":327.4,"last_trade_time":"2026-02-12T15:30:46","percent_change":0.0,"prev_day_close":333.25},{"option":"SPXW260320P06615000","bid":65.9,"bid_size":8.0,"ask":66.7,"ask_size":9.0,"iv":0.2138,"open_interest":144.0,"volume":16.0,"delta":-0.2581,"gamma":0.0008,"vega":6.3171,"theta":-2.2632,"rho":-1.4998,"theo":66.157,"change":-10.35,"open":53.4,"high":56.3,"low":53.4,"tick":"up","last_trade_price":56.3,"last_trade_time":"2026-02-18T14:13:40","percent_change":-15.5289,"prev_day_close":58.8499984741211},{"option":"SPXW260320C06620000","bid":312.3,"bid_size":7.0,"ask":318.2,"ask_size":7.0,"iv":0.2123,"open_interest":7.0,"volume":0.0,"delta":0.7386,"gamma":0.0008,"vega":6.3573,"theta":-2.1775,"rho":3.9035,"theo":315.561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.94,"last_trade_time":"2026-02-17T10:01:16","percent_change":0.0,"prev_day_close":328.599990844727},{"option":"SPXW260320P06620000","bid":66.8,"bid_size":8.0,"ask":67.6,"ask_size":18.0,"iv":0.2131,"open_interest":193.0,"volume":12.0,"delta":-0.2614,"gamma":0.0008,"vega":6.3573,"theta":-2.2697,"rho":-1.519,"theo":67.0419,"change":-15.3,"open":63.7,"high":63.7,"low":50.5,"tick":"down","last_trade_price":52.3,"last_trade_time":"2026-02-18T12:13:30","percent_change":-22.6331,"prev_day_close":59.6500015258789},{"option":"SPXW260320C06625000","bid":308.1,"bid_size":7.0,"ask":314.1,"ask_size":7.0,"iv":0.2114,"open_interest":75.0,"volume":0.0,"delta":0.7353,"gamma":0.0008,"vega":6.3976,"theta":-2.1857,"rho":3.8881,"theo":311.4754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.65,"last_trade_time":"2026-02-17T14:22:10","percent_change":0.0,"prev_day_close":324.300003051758},{"option":"SPXW260320P06625000","bid":67.7,"bid_size":8.0,"ask":68.5,"ask_size":18.0,"iv":0.2123,"open_interest":429.0,"volume":9.0,"delta":-0.2647,"gamma":0.0008,"vega":6.3976,"theta":-2.276,"rho":-1.5385,"theo":67.9391,"change":-11.23,"open":66.3,"high":66.3,"low":51.37,"tick":"up","last_trade_price":57.27,"last_trade_time":"2026-02-18T15:57:16","percent_change":-16.3942,"prev_day_close":60.4500007629394},{"option":"SPXW260320C06630000","bid":304.1,"bid_size":7.0,"ask":310.0,"ask_size":7.0,"iv":0.2106,"open_interest":15.0,"volume":0.0,"delta":0.7319,"gamma":0.0008,"vega":6.4379,"theta":-2.1936,"rho":3.8724,"theo":307.4023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":365.6,"last_trade_time":"2025-12-19T10:42:51","percent_change":0.0,"prev_day_close":320.149993896484},{"option":"SPXW260320P06630000","bid":68.6,"bid_size":8.0,"ask":69.4,"ask_size":18.0,"iv":0.2114,"open_interest":305.0,"volume":10.0,"delta":-0.2681,"gamma":0.0008,"vega":6.4379,"theta":-2.2821,"rho":-1.5583,"theo":68.8488,"change":-6.55,"open":50.5,"high":62.9,"low":50.5,"tick":"no_change","last_trade_price":62.9,"last_trade_time":"2026-02-18T15:35:55","percent_change":-9.43124,"prev_day_close":61.3499984741211},{"option":"SPXW260320C06635000","bid":299.7,"bid_size":6.0,"ask":307.5,"ask_size":6.0,"iv":0.2106,"open_interest":3.0,"volume":0.0,"delta":0.7285,"gamma":0.0008,"vega":6.4782,"theta":-2.2014,"rho":3.8564,"theo":303.3419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.600006103516},{"option":"SPXW260320P06635000","bid":69.5,"bid_size":8.0,"ask":70.3,"ask_size":9.0,"iv":0.2107,"open_interest":118.0,"volume":4.0,"delta":-0.2716,"gamma":0.0008,"vega":6.4782,"theta":-2.288,"rho":-1.5784,"theo":69.7711,"change":-17.25,"open":67.2,"high":67.2,"low":53.0,"tick":"up","last_trade_price":53.15,"last_trade_time":"2026-02-18T12:06:49","percent_change":-24.5028,"prev_day_close":62.1500015258789},{"option":"SPXW260320C06640000","bid":296.1,"bid_size":7.0,"ask":301.9,"ask_size":7.0,"iv":0.2091,"open_interest":7.0,"volume":0.0,"delta":0.725,"gamma":0.0008,"vega":6.5185,"theta":-2.209,"rho":3.8399,"theo":299.2945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":421.4,"last_trade_time":"2025-12-05T12:33:27","percent_change":0.0,"prev_day_close":312.049987792969},{"option":"SPXW260320P06640000","bid":70.4,"bid_size":8.0,"ask":71.2,"ask_size":18.0,"iv":0.2098,"open_interest":142.0,"volume":5.0,"delta":-0.2751,"gamma":0.0008,"vega":6.5185,"theta":-2.2937,"rho":-1.5989,"theo":70.7064,"change":-4.88,"open":53.5,"high":66.47,"low":52.7,"tick":"no_change","last_trade_price":66.47,"last_trade_time":"2026-02-18T15:07:00","percent_change":-6.83952,"prev_day_close":63.0499992370606},{"option":"SPXW260320C06645000","bid":291.6,"bid_size":6.0,"ask":299.3,"ask_size":6.0,"iv":0.2091,"open_interest":0.0,"volume":0.0,"delta":0.7214,"gamma":0.0008,"vega":6.5587,"theta":-2.2163,"rho":3.8232,"theo":295.2603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":308.350006103516},{"option":"SPXW260320P06645000","bid":71.4,"bid_size":7.0,"ask":72.2,"ask_size":9.0,"iv":0.209,"open_interest":187.0,"volume":5.0,"delta":-0.2786,"gamma":0.0008,"vega":6.5587,"theta":-2.2992,"rho":-1.6198,"theo":71.655,"change":-11.0,"open":61.3,"high":61.3,"low":61.3,"tick":"down","last_trade_price":61.3,"last_trade_time":"2026-02-18T15:52:57","percent_change":-15.2144,"prev_day_close":63.8499984741211},{"option":"SPXW260320C06650000","bid":288.1,"bid_size":7.0,"ask":293.8,"ask_size":7.0,"iv":0.2075,"open_interest":53.0,"volume":0.0,"delta":0.7179,"gamma":0.0008,"vega":6.5986,"theta":-2.2234,"rho":3.806,"theo":291.2396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.07,"last_trade_time":"2026-02-17T11:49:51","percent_change":0.0,"prev_day_close":303.850006103516},{"option":"SPXW260320P06650000","bid":72.4,"bid_size":7.0,"ask":73.1,"ask_size":17.0,"iv":0.2082,"open_interest":792.0,"volume":106.0,"delta":-0.2822,"gamma":0.0008,"vega":6.5986,"theta":-2.3045,"rho":-1.641,"theo":72.6171,"change":-11.29,"open":71.38,"high":71.38,"low":54.28,"tick":"down","last_trade_price":61.96,"last_trade_time":"2026-02-18T15:50:57","percent_change":-15.413,"prev_day_close":64.75},{"option":"SPXW260320C06655000","bid":283.6,"bid_size":6.0,"ask":291.4,"ask_size":6.0,"iv":0.2073,"open_interest":6.0,"volume":0.0,"delta":0.7143,"gamma":0.0008,"vega":6.6383,"theta":-2.2303,"rho":3.7886,"theo":287.2328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":337.3,"last_trade_time":"2026-01-21T14:30:12","percent_change":0.0,"prev_day_close":300.199996948242},{"option":"SPXW260320P06655000","bid":73.3,"bid_size":7.0,"ask":74.1,"ask_size":9.0,"iv":0.2073,"open_interest":173.0,"volume":23.0,"delta":-0.2858,"gamma":0.0008,"vega":6.6383,"theta":-2.3095,"rho":-1.6626,"theo":73.593,"change":-9.05,"open":69.4,"high":71.25,"low":55.0,"tick":"up","last_trade_price":65.2,"last_trade_time":"2026-02-18T14:33:13","percent_change":-12.1886,"prev_day_close":65.6500015258789},{"option":"SPXW260320C06660000","bid":280.1,"bid_size":7.0,"ask":285.8,"ask_size":7.0,"iv":0.2059,"open_interest":3.0,"volume":0.0,"delta":0.7106,"gamma":0.0008,"vega":6.6776,"theta":-2.2369,"rho":3.7709,"theo":283.2399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":372.29,"last_trade_time":"2025-12-30T10:43:32","percent_change":0.0,"prev_day_close":295.649993896484},{"option":"SPXW260320P06660000","bid":74.3,"bid_size":7.0,"ask":75.1,"ask_size":17.0,"iv":0.2066,"open_interest":253.0,"volume":19.0,"delta":-0.2894,"gamma":0.0008,"vega":6.6776,"theta":-2.3143,"rho":-1.6843,"theo":74.5829,"change":-11.81,"open":70.9,"high":70.9,"low":57.73,"tick":"down","last_trade_price":63.49,"last_trade_time":"2026-02-18T15:55:45","percent_change":-15.6839,"prev_day_close":66.5500030517578},{"option":"SPXW260320C06665000","bid":275.6,"bid_size":6.0,"ask":283.3,"ask_size":6.0,"iv":0.2058,"open_interest":7.0,"volume":0.0,"delta":0.7069,"gamma":0.0009,"vega":6.7166,"theta":-2.2434,"rho":3.753,"theo":279.2611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.25,"last_trade_time":"2026-02-17T10:50:27","percent_change":0.0,"prev_day_close":291.949996948242},{"option":"SPXW260320P06665000","bid":75.3,"bid_size":7.0,"ask":76.1,"ask_size":9.0,"iv":0.2057,"open_interest":165.0,"volume":22.0,"delta":-0.2932,"gamma":0.0009,"vega":6.7166,"theta":-2.3189,"rho":-1.7064,"theo":75.5869,"change":-11.55,"open":74.31,"high":74.31,"low":57.45,"tick":"down","last_trade_price":64.8,"last_trade_time":"2026-02-18T15:52:48","percent_change":-15.1277,"prev_day_close":67.4499969482422},{"option":"SPXW260320C06670000","bid":272.2,"bid_size":7.0,"ask":277.8,"ask_size":7.0,"iv":0.2042,"open_interest":23.0,"volume":0.0,"delta":0.7031,"gamma":0.0009,"vega":6.755,"theta":-2.2495,"rho":3.7349,"theo":275.2968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.3,"last_trade_time":"2026-02-13T15:25:05","percent_change":0.0,"prev_day_close":287.399993896484},{"option":"SPXW260320P06670000","bid":76.3,"bid_size":7.0,"ask":77.1,"ask_size":17.0,"iv":0.2048,"open_interest":235.0,"volume":37.0,"delta":-0.2969,"gamma":0.0009,"vega":6.755,"theta":-2.3232,"rho":-1.7286,"theo":76.6053,"change":-12.16,"open":75.52,"high":75.52,"low":58.01,"tick":"down","last_trade_price":65.24,"last_trade_time":"2026-02-18T15:55:45","percent_change":-15.7106,"prev_day_close":68.4499969482422},{"option":"SPXW260320C06675000","bid":268.2,"bid_size":7.0,"ask":273.8,"ask_size":7.0,"iv":0.2034,"open_interest":74.0,"volume":0.0,"delta":0.6993,"gamma":0.0009,"vega":6.7929,"theta":-2.2554,"rho":3.7166,"theo":271.3469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.86,"last_trade_time":"2026-02-17T10:01:16","percent_change":0.0,"prev_day_close":283.349990844727},{"option":"SPXW260320P06675000","bid":77.4,"bid_size":7.0,"ask":78.2,"ask_size":17.0,"iv":0.2041,"open_interest":301.0,"volume":30.0,"delta":-0.3007,"gamma":0.0009,"vega":6.7929,"theta":-2.3272,"rho":-1.751,"theo":77.6382,"change":-11.37,"open":75.2,"high":76.0,"low":58.57,"tick":"no_change","last_trade_price":67.08,"last_trade_time":"2026-02-18T15:52:04","percent_change":-14.4933,"prev_day_close":69.3499984741211},{"option":"SPXW260320C06680000","bid":264.3,"bid_size":7.0,"ask":269.9,"ask_size":7.0,"iv":0.2026,"open_interest":24.0,"volume":1.0,"delta":0.6955,"gamma":0.0009,"vega":6.8303,"theta":-2.261,"rho":3.6981,"theo":267.4116,"change":1.47,"open":264.42,"high":264.42,"low":264.42,"tick":"down","last_trade_price":264.42,"last_trade_time":"2026-02-18T09:31:07","percent_change":0.559043,"prev_day_close":279.450012207031},{"option":"SPXW260320P06680000","bid":78.4,"bid_size":7.0,"ask":79.2,"ask_size":16.0,"iv":0.2032,"open_interest":364.0,"volume":49.0,"delta":-0.3046,"gamma":0.0009,"vega":6.8303,"theta":-2.331,"rho":-1.7735,"theo":78.6857,"change":-11.58,"open":77.54,"high":77.54,"low":59.75,"tick":"down","last_trade_price":67.87,"last_trade_time":"2026-02-18T15:52:03","percent_change":-14.5752,"prev_day_close":70.2999992370606},{"option":"SPXW260320C06685000","bid":263.1,"bid_size":1.0,"ask":264.2,"ask_size":1.0,"iv":0.2024,"open_interest":5.0,"volume":3.0,"delta":0.6916,"gamma":0.0009,"vega":6.8672,"theta":-2.2664,"rho":3.6795,"theo":263.4911,"change":33.8,"open":293.0,"high":293.0,"low":292.9,"tick":"down","last_trade_price":292.9,"last_trade_time":"2026-02-18T11:35:32","percent_change":13.0452,"prev_day_close":275.150009155273},{"option":"SPXW260320P06685000","bid":79.5,"bid_size":7.0,"ask":80.3,"ask_size":8.0,"iv":0.2024,"open_interest":127.0,"volume":1.0,"delta":-0.3085,"gamma":0.0009,"vega":6.8672,"theta":-2.3346,"rho":-1.7962,"theo":79.7479,"change":-15.55,"open":65.05,"high":65.05,"low":65.05,"tick":"down","last_trade_price":65.05,"last_trade_time":"2026-02-18T10:09:36","percent_change":-19.2928,"prev_day_close":71.25},{"option":"SPXW260320C06690000","bid":259.2,"bid_size":1.0,"ask":260.2,"ask_size":1.0,"iv":0.2015,"open_interest":36.0,"volume":1.0,"delta":0.6876,"gamma":0.0009,"vega":6.9036,"theta":-2.2715,"rho":3.6607,"theo":259.5855,"change":1.14,"open":256.54,"high":256.54,"low":256.54,"tick":"down","last_trade_price":256.54,"last_trade_time":"2026-02-18T09:31:07","percent_change":0.446358,"prev_day_close":272.050003051758},{"option":"SPXW260320P06690000","bid":80.5,"bid_size":7.0,"ask":81.3,"ask_size":16.0,"iv":0.2015,"open_interest":219.0,"volume":46.0,"delta":-0.3124,"gamma":0.0009,"vega":6.9036,"theta":-2.3378,"rho":-1.8191,"theo":80.8251,"change":-7.29,"open":75.7,"high":78.21,"low":61.4,"tick":"down","last_trade_price":74.36,"last_trade_time":"2026-02-18T15:36:00","percent_change":-8.92835,"prev_day_close":72.25},{"option":"SPXW260320C06695000","bid":255.3,"bid_size":1.0,"ask":256.3,"ask_size":1.0,"iv":0.2008,"open_interest":16.0,"volume":0.0,"delta":0.6836,"gamma":0.0009,"vega":6.9396,"theta":-2.2764,"rho":3.6416,"theo":255.6949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":221.4,"last_trade_time":"2026-02-17T10:12:36","percent_change":0.0,"prev_day_close":267.550003051758},{"option":"SPXW260320P06695000","bid":81.6,"bid_size":7.0,"ask":82.4,"ask_size":8.0,"iv":0.2007,"open_interest":285.0,"volume":11.0,"delta":-0.3164,"gamma":0.0009,"vega":6.9396,"theta":-2.3408,"rho":-1.8423,"theo":81.9173,"change":-6.17,"open":78.4,"high":80.1,"low":62.79,"tick":"up","last_trade_price":76.63,"last_trade_time":"2026-02-18T14:36:24","percent_change":-7.45169,"prev_day_close":73.25},{"option":"SPXW260320C06700000","bid":251.4,"bid_size":1.0,"ask":252.6,"ask_size":1.0,"iv":0.1999,"open_interest":193.0,"volume":14.0,"delta":0.6796,"gamma":0.0009,"vega":6.9753,"theta":-2.2809,"rho":3.6223,"theo":251.8196,"change":21.47,"open":270.93,"high":280.44,"low":253.67,"tick":"up","last_trade_price":269.07,"last_trade_time":"2026-02-18T15:50:01","percent_change":8.67124,"prev_day_close":264.0},{"option":"SPXW260320P06700000","bid":82.7,"bid_size":7.0,"ask":83.5,"ask_size":15.0,"iv":0.1999,"open_interest":1828.0,"volume":538.0,"delta":-0.3204,"gamma":0.0009,"vega":6.9753,"theta":-2.3435,"rho":-1.8657,"theo":83.0247,"change":-0.05,"open":79.46,"high":80.68,"low":61.32,"tick":"up","last_trade_price":74.06,"last_trade_time":"2026-02-18T16:14:29","percent_change":-0.0673401,"prev_day_close":74.25},{"option":"SPXW260320C06705000","bid":247.6,"bid_size":1.0,"ask":248.6,"ask_size":1.0,"iv":0.1989,"open_interest":11.0,"volume":0.0,"delta":0.6755,"gamma":0.0009,"vega":7.0106,"theta":-2.2851,"rho":3.6026,"theo":247.9598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.8,"last_trade_time":"2026-02-13T14:29:29","percent_change":0.0,"prev_day_close":259.599990844727},{"option":"SPXW260320P06705000","bid":83.8,"bid_size":7.0,"ask":84.6,"ask_size":8.0,"iv":0.1989,"open_interest":227.0,"volume":12.0,"delta":-0.3246,"gamma":0.0009,"vega":7.0106,"theta":-2.3459,"rho":-1.8894,"theo":84.1476,"change":-12.05,"open":82.3,"high":82.3,"low":64.8,"tick":"down","last_trade_price":73.0,"last_trade_time":"2026-02-18T14:21:32","percent_change":-14.1681,"prev_day_close":75.3499984741211},{"option":"SPXW260320C06710000","bid":243.7,"bid_size":1.0,"ask":244.7,"ask_size":1.0,"iv":0.1982,"open_interest":41.0,"volume":3.0,"delta":0.6713,"gamma":0.0009,"vega":7.0457,"theta":-2.2891,"rho":3.5826,"theo":244.1157,"change":29.48,"open":244.83,"high":269.38,"low":244.83,"tick":"up","last_trade_price":269.38,"last_trade_time":"2026-02-18T13:26:55","percent_change":12.2885,"prev_day_close":255.699996948242},{"option":"SPXW260320P06710000","bid":85.0,"bid_size":7.0,"ask":85.8,"ask_size":15.0,"iv":0.1982,"open_interest":126.0,"volume":46.0,"delta":-0.3287,"gamma":0.0009,"vega":7.0457,"theta":-2.348,"rho":-1.9136,"theo":85.2864,"change":-3.34,"open":81.1,"high":82.91,"low":65.4,"tick":"up","last_trade_price":82.91,"last_trade_time":"2026-02-18T15:16:02","percent_change":-3.87246,"prev_day_close":76.3499984741211},{"option":"SPXW260320C06715000","bid":239.9,"bid_size":1.0,"ask":241.0,"ask_size":1.0,"iv":0.1973,"open_interest":41.0,"volume":0.0,"delta":0.6672,"gamma":0.0009,"vega":7.0804,"theta":-2.2927,"rho":3.5621,"theo":240.2878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":229.0,"last_trade_time":"2026-02-17T09:43:45","percent_change":0.0,"prev_day_close":251.699996948242},{"option":"SPXW260320P06715000","bid":86.1,"bid_size":7.0,"ask":86.9,"ask_size":8.0,"iv":0.1973,"open_interest":82.0,"volume":7.0,"delta":-0.3329,"gamma":0.0009,"vega":7.0804,"theta":-2.3498,"rho":-1.9381,"theo":86.4412,"change":-14.45,"open":83.4,"high":83.4,"low":69.05,"tick":"up","last_trade_price":73.0,"last_trade_time":"2026-02-18T13:51:30","percent_change":-16.5237,"prev_day_close":77.4499969482422},{"option":"SPXW260320C06720000","bid":236.1,"bid_size":1.0,"ask":237.1,"ask_size":1.0,"iv":0.1963,"open_interest":57.0,"volume":0.0,"delta":0.6629,"gamma":0.001,"vega":7.1148,"theta":-2.296,"rho":3.5412,"theo":236.4763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.8,"last_trade_time":"2026-02-13T09:50:54","percent_change":0.0,"prev_day_close":247.850006103516},{"option":"SPXW260320P06720000","bid":87.3,"bid_size":6.0,"ask":88.1,"ask_size":15.0,"iv":0.1965,"open_interest":205.0,"volume":10.0,"delta":-0.3371,"gamma":0.001,"vega":7.1148,"theta":-2.3513,"rho":-1.9632,"theo":87.6125,"change":-8.51,"open":83.5,"high":83.5,"low":70.53,"tick":"up","last_trade_price":80.14,"last_trade_time":"2026-02-18T15:35:34","percent_change":-9.59955,"prev_day_close":78.4499969482422},{"option":"SPXW260320C06725000","bid":232.2,"bid_size":1.0,"ask":233.4,"ask_size":1.0,"iv":0.1955,"open_interest":93.0,"volume":0.0,"delta":0.6586,"gamma":0.001,"vega":7.1488,"theta":-2.299,"rho":3.5198,"theo":232.6816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.8,"last_trade_time":"2026-02-17T16:07:22","percent_change":0.0,"prev_day_close":244.049995422363},{"option":"SPXW260320P06725000","bid":88.4,"bid_size":6.0,"ask":89.3,"ask_size":15.0,"iv":0.1956,"open_interest":288.0,"volume":11.0,"delta":-0.3414,"gamma":0.001,"vega":7.1488,"theta":-2.3524,"rho":-1.9886,"theo":88.8005,"change":-20.1,"open":86.1,"high":86.1,"low":69.75,"tick":"down","last_trade_price":69.75,"last_trade_time":"2026-02-18T10:51:46","percent_change":-22.3706,"prev_day_close":79.5500030517578},{"option":"SPXW260320C06730000","bid":228.4,"bid_size":2.0,"ask":229.5,"ask_size":2.0,"iv":0.1947,"open_interest":44.0,"volume":0.0,"delta":0.6542,"gamma":0.001,"vega":7.1822,"theta":-2.3017,"rho":3.4981,"theo":228.9041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.4,"last_trade_time":"2026-02-17T10:15:00","percent_change":0.0,"prev_day_close":240.099998474121},{"option":"SPXW260320P06730000","bid":89.6,"bid_size":6.0,"ask":90.5,"ask_size":14.0,"iv":0.1948,"open_interest":363.0,"volume":6.0,"delta":-0.3458,"gamma":0.001,"vega":7.1822,"theta":-2.3532,"rho":-2.0145,"theo":90.0057,"change":-13.06,"open":72.3,"high":78.04,"low":67.3,"tick":"up","last_trade_price":78.04,"last_trade_time":"2026-02-18T14:17:05","percent_change":-14.3359,"prev_day_close":80.6500015258789},{"option":"SPXW260320C06735000","bid":224.7,"bid_size":2.0,"ask":225.8,"ask_size":2.0,"iv":0.1938,"open_interest":30.0,"volume":0.0,"delta":0.6498,"gamma":0.001,"vega":7.2151,"theta":-2.304,"rho":3.4759,"theo":225.144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.6,"last_trade_time":"2026-02-12T14:42:31","percent_change":0.0,"prev_day_close":236.199996948242},{"option":"SPXW260320P06735000","bid":90.8,"bid_size":6.0,"ask":91.7,"ask_size":7.0,"iv":0.1939,"open_interest":118.0,"volume":12.0,"delta":-0.3502,"gamma":0.001,"vega":7.2151,"theta":-2.3537,"rho":-2.0408,"theo":91.2284,"change":-22.77,"open":83.1,"high":83.1,"low":69.58,"tick":"down","last_trade_price":69.58,"last_trade_time":"2026-02-18T13:07:16","percent_change":-24.6562,"prev_day_close":81.7000007629394},{"option":"SPXW260320C06740000","bid":221.0,"bid_size":5.0,"ask":222.0,"ask_size":2.0,"iv":0.1931,"open_interest":66.0,"volume":0.0,"delta":0.6454,"gamma":0.001,"vega":7.2473,"theta":-2.306,"rho":3.4534,"theo":221.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":188.1,"last_trade_time":"2026-02-17T10:15:04","percent_change":0.0,"prev_day_close":232.400001525879},{"option":"SPXW260320P06740000","bid":92.1,"bid_size":6.0,"ask":92.9,"ask_size":14.0,"iv":0.193,"open_interest":142.0,"volume":15.0,"delta":-0.3547,"gamma":0.001,"vega":7.2473,"theta":-2.3538,"rho":-2.0673,"theo":92.4689,"change":-15.5,"open":85.8,"high":90.8,"low":72.7,"tick":"up","last_trade_price":78.05,"last_trade_time":"2026-02-18T13:42:51","percent_change":-16.5687,"prev_day_close":82.9499969482422},{"option":"SPXW260320C06745000","bid":217.3,"bid_size":5.0,"ask":218.2,"ask_size":2.0,"iv":0.1922,"open_interest":28.0,"volume":0.0,"delta":0.6409,"gamma":0.001,"vega":7.2787,"theta":-2.3075,"rho":3.4307,"theo":217.6773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.23,"last_trade_time":"2026-02-17T15:55:59","percent_change":0.0,"prev_day_close":228.5},{"option":"SPXW260320P06745000","bid":93.3,"bid_size":6.0,"ask":94.2,"ask_size":7.0,"iv":0.1922,"open_interest":206.0,"volume":40.0,"delta":-0.3592,"gamma":0.001,"vega":7.2787,"theta":-2.3535,"rho":-2.0941,"theo":93.7273,"change":-9.55,"open":72.19,"high":89.4,"low":72.1,"tick":"down","last_trade_price":85.4,"last_trade_time":"2026-02-18T15:38:16","percent_change":-10.0579,"prev_day_close":84.0500030517578},{"option":"SPXW260320C06750000","bid":213.5,"bid_size":7.0,"ask":214.6,"ask_size":5.0,"iv":0.1913,"open_interest":79.0,"volume":11.0,"delta":0.6363,"gamma":0.001,"vega":7.3093,"theta":-2.3088,"rho":3.4077,"theo":213.9711,"change":5.51,"open":231.86,"high":240.64,"low":215.51,"tick":"down","last_trade_price":215.51,"last_trade_time":"2026-02-18T15:21:33","percent_change":2.62381,"prev_day_close":224.699996948242},{"option":"SPXW260320P06750000","bid":94.6,"bid_size":6.0,"ask":95.4,"ask_size":13.0,"iv":0.1912,"open_interest":1999.0,"volume":45.0,"delta":-0.3637,"gamma":0.001,"vega":7.3093,"theta":-2.3529,"rho":-2.1212,"theo":95.0038,"change":-0.15,"open":91.4,"high":92.2,"low":72.5,"tick":"down","last_trade_price":81.69,"last_trade_time":"2026-02-18T15:50:57","percent_change":-0.175953,"prev_day_close":85.25},{"option":"SPXW260320C06755000","bid":209.8,"bid_size":7.0,"ask":210.9,"ask_size":2.0,"iv":0.1904,"open_interest":22.0,"volume":2.0,"delta":0.6317,"gamma":0.001,"vega":7.339,"theta":-2.3096,"rho":3.3846,"theo":210.2832,"change":3.07,"open":210.68,"high":210.68,"low":209.47,"tick":"down","last_trade_price":209.47,"last_trade_time":"2026-02-18T09:33:10","percent_change":1.4874,"prev_day_close":220.900001525879},{"option":"SPXW260320P06755000","bid":95.9,"bid_size":6.0,"ask":96.7,"ask_size":7.0,"iv":0.1904,"open_interest":163.0,"volume":2.0,"delta":-0.3684,"gamma":0.001,"vega":7.339,"theta":-2.3519,"rho":-2.1484,"theo":96.2987,"change":-22.8,"open":74.7,"high":74.7,"low":74.7,"tick":"down","last_trade_price":74.7,"last_trade_time":"2026-02-18T12:31:56","percent_change":-23.3846,"prev_day_close":86.4499969482422},{"option":"SPXW260320C06760000","bid":206.2,"bid_size":5.0,"ask":207.1,"ask_size":2.0,"iv":0.1896,"open_interest":67.0,"volume":2.0,"delta":0.627,"gamma":0.001,"vega":7.3678,"theta":-2.31,"rho":3.3613,"theo":206.6138,"change":4.63,"open":207.33,"high":207.33,"low":207.33,"tick":"up","last_trade_price":207.33,"last_trade_time":"2026-02-18T09:34:20","percent_change":2.28417,"prev_day_close":217.099998474121},{"option":"SPXW260320P06760000","bid":97.2,"bid_size":6.0,"ask":98.0,"ask_size":13.0,"iv":0.1895,"open_interest":159.0,"volume":41.0,"delta":-0.373,"gamma":0.001,"vega":7.3678,"theta":-2.3505,"rho":-2.1758,"theo":97.612,"change":-15.25,"open":77.23,"high":83.7,"low":75.5,"tick":"no_change","last_trade_price":83.7,"last_trade_time":"2026-02-18T15:57:59","percent_change":-15.4118,"prev_day_close":87.6500015258789},{"option":"SPXW260320C06765000","bid":202.5,"bid_size":5.0,"ask":203.5,"ask_size":2.0,"iv":0.1886,"open_interest":45.0,"volume":3.0,"delta":0.6223,"gamma":0.001,"vega":7.3958,"theta":-2.3101,"rho":3.3378,"theo":202.9629,"change":11.95,"open":211.05,"high":211.05,"low":211.05,"tick":"up","last_trade_price":211.05,"last_trade_time":"2026-02-18T14:38:46","percent_change":6.00201,"prev_day_close":213.450004577637},{"option":"SPXW260320P06765000","bid":98.5,"bid_size":6.0,"ask":99.3,"ask_size":7.0,"iv":0.1886,"open_interest":104.0,"volume":22.0,"delta":-0.3778,"gamma":0.001,"vega":7.3958,"theta":-2.3487,"rho":-2.2034,"theo":98.9439,"change":-10.34,"open":94.3,"high":97.4,"low":78.1,"tick":"up","last_trade_price":89.91,"last_trade_time":"2026-02-18T15:38:57","percent_change":-10.3142,"prev_day_close":88.8499984741211},{"option":"SPXW260320C06770000","bid":198.9,"bid_size":5.0,"ask":199.8,"ask_size":2.0,"iv":0.1877,"open_interest":71.0,"volume":0.0,"delta":0.6175,"gamma":0.001,"vega":7.4229,"theta":-2.3098,"rho":3.3141,"theo":199.3309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.7,"last_trade_time":"2026-02-17T10:31:12","percent_change":0.0,"prev_day_close":209.599998474121},{"option":"SPXW260320P06770000","bid":99.8,"bid_size":6.0,"ask":100.7,"ask_size":13.0,"iv":0.1878,"open_interest":121.0,"volume":34.0,"delta":-0.3826,"gamma":0.001,"vega":7.4229,"theta":-2.3465,"rho":-2.2312,"theo":100.2946,"change":-8.43,"open":94.8,"high":94.8,"low":76.6,"tick":"down","last_trade_price":93.22,"last_trade_time":"2026-02-18T15:31:52","percent_change":-8.29316,"prev_day_close":90.1000022888184},{"option":"SPXW260320C06775000","bid":195.2,"bid_size":7.0,"ask":196.2,"ask_size":2.0,"iv":0.1869,"open_interest":147.0,"volume":1.0,"delta":0.6126,"gamma":0.001,"vega":7.4492,"theta":-2.3091,"rho":3.2901,"theo":195.7178,"change":30.59,"open":222.64,"high":222.64,"low":222.64,"tick":"up","last_trade_price":222.64,"last_trade_time":"2026-02-18T12:24:06","percent_change":15.9281,"prev_day_close":205.900001525879},{"option":"SPXW260320P06775000","bid":101.2,"bid_size":6.0,"ask":102.0,"ask_size":12.0,"iv":0.1868,"open_interest":302.0,"volume":25.0,"delta":-0.3874,"gamma":0.001,"vega":7.4492,"theta":-2.3439,"rho":-2.2593,"theo":101.6644,"change":-15.32,"open":95.0,"high":99.4,"low":76.6,"tick":"down","last_trade_price":87.73,"last_trade_time":"2026-02-18T15:51:28","percent_change":-14.8666,"prev_day_close":91.2999992370606},{"option":"SPXW260320C06780000","bid":191.6,"bid_size":7.0,"ask":192.6,"ask_size":2.0,"iv":0.186,"open_interest":36.0,"volume":1.0,"delta":0.6077,"gamma":0.0011,"vega":7.4747,"theta":-2.3079,"rho":3.2656,"theo":192.1241,"change":30.37,"open":218.77,"high":218.77,"low":218.77,"tick":"up","last_trade_price":218.77,"last_trade_time":"2026-02-18T12:24:06","percent_change":16.12,"prev_day_close":202.25},{"option":"SPXW260320P06780000","bid":102.5,"bid_size":6.0,"ask":103.4,"ask_size":12.0,"iv":0.186,"open_interest":167.0,"volume":44.0,"delta":-0.3923,"gamma":0.0011,"vega":7.4747,"theta":-2.341,"rho":-2.2878,"theo":103.0534,"change":-14.94,"open":100.2,"high":100.2,"low":78.6,"tick":"down","last_trade_price":89.56,"last_trade_time":"2026-02-18T15:50:02","percent_change":-14.2967,"prev_day_close":92.6500015258789},{"option":"SPXW260320C06785000","bid":188.0,"bid_size":7.0,"ask":189.0,"ask_size":2.0,"iv":0.1851,"open_interest":53.0,"volume":1.0,"delta":0.6027,"gamma":0.0011,"vega":7.4995,"theta":-2.3063,"rho":3.2408,"theo":188.5501,"change":24.42,"open":209.32,"high":209.32,"low":209.32,"tick":"up","last_trade_price":209.32,"last_trade_time":"2026-02-18T13:33:41","percent_change":13.2071,"prev_day_close":198.550003051758},{"option":"SPXW260320P06785000","bid":103.9,"bid_size":6.0,"ask":104.8,"ask_size":6.0,"iv":0.1851,"open_interest":101.0,"volume":38.0,"delta":-0.3973,"gamma":0.0011,"vega":7.4995,"theta":-2.3375,"rho":-2.3168,"theo":104.4621,"change":-16.25,"open":102.2,"high":102.2,"low":79.6,"tick":"up","last_trade_price":89.7,"last_trade_time":"2026-02-18T15:57:39","percent_change":-15.3374,"prev_day_close":93.9499969482422},{"option":"SPXW260320C06790000","bid":184.5,"bid_size":5.0,"ask":185.7,"ask_size":9.0,"iv":0.1842,"open_interest":78.0,"volume":8.0,"delta":0.5977,"gamma":0.0011,"vega":7.5235,"theta":-2.3043,"rho":3.2154,"theo":184.9961,"change":28.9,"open":185.8,"high":210.2,"low":185.8,"tick":"no_change","last_trade_price":210.2,"last_trade_time":"2026-02-18T10:53:39","percent_change":15.9404,"prev_day_close":194.850006103516},{"option":"SPXW260320P06790000","bid":105.3,"bid_size":6.0,"ask":106.2,"ask_size":12.0,"iv":0.1842,"open_interest":139.0,"volume":13.0,"delta":-0.4023,"gamma":0.0011,"vega":7.5235,"theta":-2.3337,"rho":-2.3463,"theo":105.8909,"change":-16.45,"open":103.4,"high":103.4,"low":83.13,"tick":"down","last_trade_price":91.0,"last_trade_time":"2026-02-18T15:58:00","percent_change":-15.3094,"prev_day_close":95.25},{"option":"SPXW260320C06795000","bid":180.9,"bid_size":8.0,"ask":181.9,"ask_size":2.0,"iv":0.1833,"open_interest":62.0,"volume":0.0,"delta":0.5926,"gamma":0.0011,"vega":7.5466,"theta":-2.3019,"rho":3.1894,"theo":181.4628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.9,"last_trade_time":"2026-02-17T12:07:48","percent_change":0.0,"prev_day_close":191.199996948242},{"option":"SPXW260320P06795000","bid":106.8,"bid_size":5.0,"ask":107.7,"ask_size":6.0,"iv":0.1832,"open_interest":423.0,"volume":22.0,"delta":-0.4074,"gamma":0.0011,"vega":7.5466,"theta":-2.3294,"rho":-2.3763,"theo":107.3404,"change":-12.52,"open":104.0,"high":104.0,"low":82.55,"tick":"up","last_trade_price":96.38,"last_trade_time":"2026-02-18T16:11:22","percent_change":-11.4968,"prev_day_close":96.6000022888184},{"option":"SPXW260320C06800000","bid":177.4,"bid_size":8.0,"ask":178.5,"ask_size":6.0,"iv":0.1824,"open_interest":264.0,"volume":51.0,"delta":0.5875,"gamma":0.0011,"vega":7.5688,"theta":-2.299,"rho":3.1629,"theo":177.9505,"change":17.99,"open":180.4,"high":206.3,"low":179.2,"tick":"up","last_trade_price":192.34,"last_trade_time":"2026-02-18T15:50:01","percent_change":10.3183,"prev_day_close":187.599998474121},{"option":"SPXW260320P06800000","bid":108.2,"bid_size":5.0,"ask":109.2,"ask_size":27.0,"iv":0.1824,"open_interest":2786.0,"volume":432.0,"delta":-0.4125,"gamma":0.0011,"vega":7.5688,"theta":-2.3246,"rho":-2.4069,"theo":108.8108,"change":4.7,"open":105.0,"high":106.5,"low":82.23,"tick":"up","last_trade_price":97.5,"last_trade_time":"2026-02-18T16:01:07","percent_change":4.79837,"prev_day_close":97.9499969482422},{"option":"SPXW260320C06805000","bid":173.9,"bid_size":8.0,"ask":175.0,"ask_size":2.0,"iv":0.1815,"open_interest":61.0,"volume":1.0,"delta":0.5823,"gamma":0.0011,"vega":7.59,"theta":-2.2956,"rho":3.136,"theo":174.4596,"change":3.25,"open":174.2,"high":174.2,"low":174.2,"tick":"up","last_trade_price":174.2,"last_trade_time":"2026-02-18T09:50:02","percent_change":1.90114,"prev_day_close":184.0},{"option":"SPXW260320P06805000","bid":109.7,"bid_size":5.0,"ask":110.6,"ask_size":6.0,"iv":0.1815,"open_interest":62.0,"volume":15.0,"delta":-0.4177,"gamma":0.0011,"vega":7.59,"theta":-2.3194,"rho":-2.438,"theo":110.3027,"change":-19.83,"open":87.3,"high":92.22,"low":85.8,"tick":"up","last_trade_price":92.22,"last_trade_time":"2026-02-18T14:01:53","percent_change":-17.6975,"prev_day_close":99.2999992370606},{"option":"SPXW260320C06810000","bid":170.4,"bid_size":8.0,"ask":171.4,"ask_size":2.0,"iv":0.1806,"open_interest":92.0,"volume":5.0,"delta":0.577,"gamma":0.0011,"vega":7.61,"theta":-2.2917,"rho":3.1087,"theo":170.9907,"change":23.85,"open":171.78,"high":191.9,"low":171.78,"tick":"down","last_trade_price":191.4,"last_trade_time":"2026-02-18T10:33:29","percent_change":14.2346,"prev_day_close":180.400001525879},{"option":"SPXW260320P06810000","bid":111.2,"bid_size":5.0,"ask":112.1,"ask_size":6.0,"iv":0.1806,"open_interest":390.0,"volume":66.0,"delta":-0.423,"gamma":0.0011,"vega":7.61,"theta":-2.3136,"rho":-2.4694,"theo":111.8165,"change":-0.5,"open":107.6,"high":107.6,"low":86.07,"tick":"up","last_trade_price":100.52,"last_trade_time":"2026-02-18T16:11:22","percent_change":-0.496525,"prev_day_close":100.700000762939},{"option":"SPXW260320C06815000","bid":167.0,"bid_size":6.0,"ask":168.0,"ask_size":2.0,"iv":0.1797,"open_interest":13.0,"volume":0.0,"delta":0.5717,"gamma":0.0011,"vega":7.6289,"theta":-2.2873,"rho":3.081,"theo":167.5439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.8,"last_trade_time":"2026-02-17T15:42:19","percent_change":0.0,"prev_day_close":176.800003051758},{"option":"SPXW260320P06815000","bid":112.7,"bid_size":5.0,"ask":113.7,"ask_size":6.0,"iv":0.1797,"open_interest":196.0,"volume":22.0,"delta":-0.4283,"gamma":0.0011,"vega":7.6289,"theta":-2.3074,"rho":-2.5011,"theo":113.3525,"change":-16.55,"open":97.4,"high":98.6,"low":88.9,"tick":"up","last_trade_price":98.6,"last_trade_time":"2026-02-18T15:58:58","percent_change":-14.3726,"prev_day_close":102.150001525879},{"option":"SPXW260320C06820000","bid":163.5,"bid_size":8.0,"ask":164.5,"ask_size":2.0,"iv":0.1787,"open_interest":93.0,"volume":19.0,"delta":0.5663,"gamma":0.0011,"vega":7.6465,"theta":-2.2825,"rho":3.0532,"theo":164.1196,"change":12.35,"open":174.3,"high":174.3,"low":173.2,"tick":"down","last_trade_price":173.2,"last_trade_time":"2026-02-18T14:45:24","percent_change":7.67796,"prev_day_close":173.300003051758},{"option":"SPXW260320P06820000","bid":114.3,"bid_size":5.0,"ask":115.2,"ask_size":6.0,"iv":0.1787,"open_interest":188.0,"volume":27.0,"delta":-0.4337,"gamma":0.0011,"vega":7.6465,"theta":-2.3007,"rho":-2.533,"theo":114.911,"change":-11.67,"open":111.0,"high":112.8,"low":88.6,"tick":"down","last_trade_price":105.08,"last_trade_time":"2026-02-18T15:38:10","percent_change":-9.99572,"prev_day_close":103.549999237061},{"option":"SPXW260320C06825000","bid":160.1,"bid_size":8.0,"ask":161.1,"ask_size":2.0,"iv":0.1778,"open_interest":110.0,"volume":38.0,"delta":0.5609,"gamma":0.0011,"vega":7.6629,"theta":-2.2771,"rho":3.0252,"theo":160.718,"change":14.5,"open":167.53,"high":184.8,"low":160.1,"tick":"down","last_trade_price":172.0,"last_trade_time":"2026-02-18T16:00:17","percent_change":9.20635,"prev_day_close":169.75},{"option":"SPXW260320P06825000","bid":115.8,"bid_size":11.0,"ask":116.8,"ask_size":11.0,"iv":0.1778,"open_interest":265.0,"volume":23.0,"delta":-0.4392,"gamma":0.0011,"vega":7.6629,"theta":-2.2935,"rho":-2.5651,"theo":116.4921,"change":-16.78,"open":92.96,"high":112.6,"low":89.72,"tick":"down","last_trade_price":101.67,"last_trade_time":"2026-02-18T15:50:02","percent_change":-14.1663,"prev_day_close":105.050003051758},{"option":"SPXW260320C06830000","bid":156.7,"bid_size":8.0,"ask":157.7,"ask_size":2.0,"iv":0.177,"open_interest":59.0,"volume":8.0,"delta":0.5554,"gamma":0.0011,"vega":7.6779,"theta":-2.2713,"rho":2.997,"theo":157.3393,"change":17.0,"open":179.81,"high":179.81,"low":169.0,"tick":"up","last_trade_price":171.1,"last_trade_time":"2026-02-18T15:50:39","percent_change":11.0318,"prev_day_close":166.300003051758},{"option":"SPXW260320P06830000","bid":117.5,"bid_size":5.0,"ask":118.4,"ask_size":11.0,"iv":0.1769,"open_interest":323.0,"volume":106.0,"delta":-0.4447,"gamma":0.0011,"vega":7.6779,"theta":-2.2858,"rho":-2.5974,"theo":118.0962,"change":-14.0,"open":115.6,"high":115.6,"low":92.6,"tick":"no_change","last_trade_price":106.1,"last_trade_time":"2026-02-18T16:14:43","percent_change":-11.657,"prev_day_close":106.550003051758},{"option":"SPXW260320C06835000","bid":153.4,"bid_size":6.0,"ask":154.4,"ask_size":2.0,"iv":0.1761,"open_interest":137.0,"volume":1.0,"delta":0.5498,"gamma":0.0012,"vega":7.6915,"theta":-2.2649,"rho":2.9687,"theo":153.9836,"change":9.95,"open":160.75,"high":160.75,"low":160.75,"tick":"up","last_trade_price":160.75,"last_trade_time":"2026-02-18T09:43:32","percent_change":6.59814,"prev_day_close":162.75},{"option":"SPXW260320P06835000","bid":119.1,"bid_size":5.0,"ask":120.0,"ask_size":6.0,"iv":0.1759,"open_interest":136.0,"volume":37.0,"delta":-0.4502,"gamma":0.0012,"vega":7.6915,"theta":-2.2776,"rho":-2.6298,"theo":119.7233,"change":-22.99,"open":113.4,"high":113.4,"low":92.0,"tick":"no_change","last_trade_price":98.81,"last_trade_time":"2026-02-18T13:40:43","percent_change":-18.8752,"prev_day_close":108.050003051758},{"option":"SPXW260320C06840000","bid":150.0,"bid_size":8.0,"ask":151.0,"ask_size":2.0,"iv":0.175,"open_interest":150.0,"volume":13.0,"delta":0.5442,"gamma":0.0012,"vega":7.7038,"theta":-2.258,"rho":2.94,"theo":150.6514,"change":21.35,"open":150.0,"high":174.4,"low":150.0,"tick":"down","last_trade_price":168.9,"last_trade_time":"2026-02-18T13:33:26","percent_change":14.4697,"prev_day_close":159.349998474121},{"option":"SPXW260320P06840000","bid":120.6,"bid_size":6.0,"ask":121.7,"ask_size":11.0,"iv":0.175,"open_interest":251.0,"volume":56.0,"delta":-0.4559,"gamma":0.0012,"vega":7.7038,"theta":-2.2688,"rho":-2.6625,"theo":121.3738,"change":9.3,"open":101.92,"high":116.34,"low":93.32,"tick":"down","last_trade_price":116.14,"last_trade_time":"2026-02-18T15:30:27","percent_change":8.48927,"prev_day_close":109.549999237061},{"option":"SPXW260320C06845000","bid":146.7,"bid_size":8.0,"ask":147.7,"ask_size":2.0,"iv":0.1741,"open_interest":92.0,"volume":1.0,"delta":0.5385,"gamma":0.0012,"vega":7.7148,"theta":-2.2506,"rho":2.911,"theo":147.343,"change":21.5,"open":165.8,"high":165.8,"low":165.8,"tick":"up","last_trade_price":165.8,"last_trade_time":"2026-02-18T13:29:44","percent_change":14.8995,"prev_day_close":155.949996948242},{"option":"SPXW260320P06845000","bid":122.2,"bid_size":6.0,"ask":123.3,"ask_size":6.0,"iv":0.1741,"open_interest":108.0,"volume":51.0,"delta":-0.4616,"gamma":0.0012,"vega":7.7148,"theta":-2.2596,"rho":-2.6957,"theo":123.0482,"change":-17.55,"open":118.0,"high":118.0,"low":94.8,"tick":"down","last_trade_price":107.7,"last_trade_time":"2026-02-18T15:52:27","percent_change":-14.012,"prev_day_close":111.150001525879},{"option":"SPXW260320C06850000","bid":143.4,"bid_size":8.0,"ask":144.5,"ask_size":6.0,"iv":0.1732,"open_interest":285.0,"volume":19.0,"delta":0.5327,"gamma":0.0012,"vega":7.7244,"theta":-2.2426,"rho":2.8814,"theo":144.059,"change":13.36,"open":144.6,"high":166.0,"low":144.6,"tick":"no_change","last_trade_price":154.46,"last_trade_time":"2026-02-18T16:00:48","percent_change":9.46846,"prev_day_close":152.549995422363},{"option":"SPXW260320P06850000","bid":124.0,"bid_size":6.0,"ask":125.1,"ask_size":23.0,"iv":0.1733,"open_interest":1882.0,"volume":120.0,"delta":-0.4673,"gamma":0.0012,"vega":7.7244,"theta":-2.2498,"rho":-2.7293,"theo":124.7469,"change":11.1,"open":122.6,"high":122.6,"low":96.17,"tick":"up","last_trade_price":112.07,"last_trade_time":"2026-02-18T16:13:20","percent_change":9.84916,"prev_day_close":112.700000762939},{"option":"SPXW260320C06855000","bid":140.2,"bid_size":9.0,"ask":141.2,"ask_size":2.0,"iv":0.1723,"open_interest":134.0,"volume":13.0,"delta":0.5269,"gamma":0.0012,"vega":7.7326,"theta":-2.2341,"rho":2.8513,"theo":140.7999,"change":4.9,"open":141.31,"high":162.5,"low":139.4,"tick":"down","last_trade_price":142.8,"last_trade_time":"2026-02-18T15:12:52","percent_change":3.5533,"prev_day_close":149.199996948242},{"option":"SPXW260320P06855000","bid":125.7,"bid_size":6.0,"ask":126.8,"ask_size":6.0,"iv":0.1722,"open_interest":65.0,"volume":34.0,"delta":-0.4732,"gamma":0.0012,"vega":7.7326,"theta":-2.2394,"rho":-2.7636,"theo":126.4706,"change":-19.9,"open":121.67,"high":121.67,"low":98.49,"tick":"down","last_trade_price":108.9,"last_trade_time":"2026-02-18T15:53:20","percent_change":-15.4503,"prev_day_close":114.399997711182},{"option":"SPXW260320C06860000","bid":136.9,"bid_size":9.0,"ask":138.0,"ask_size":2.0,"iv":0.1714,"open_interest":70.0,"volume":21.0,"delta":0.521,"gamma":0.0012,"vega":7.7393,"theta":-2.225,"rho":2.8205,"theo":137.5665,"change":18.35,"open":135.0,"high":160.57,"low":135.0,"tick":"up","last_trade_price":153.1,"last_trade_time":"2026-02-18T15:54:10","percent_change":13.6178,"prev_day_close":145.800003051758},{"option":"SPXW260320P06860000","bid":127.5,"bid_size":6.0,"ask":128.5,"ask_size":6.0,"iv":0.1713,"open_interest":194.0,"volume":56.0,"delta":-0.479,"gamma":0.0012,"vega":7.7393,"theta":-2.2285,"rho":-2.7984,"theo":128.22,"change":-11.4,"open":108.02,"high":119.2,"low":103.25,"tick":"up","last_trade_price":119.2,"last_trade_time":"2026-02-18T15:36:31","percent_change":-8.72894,"prev_day_close":115.950000762939},{"option":"SPXW260320C06865000","bid":133.7,"bid_size":9.0,"ask":134.8,"ask_size":2.0,"iv":0.1705,"open_interest":81.0,"volume":14.0,"delta":0.515,"gamma":0.0012,"vega":7.7444,"theta":-2.2154,"rho":2.7892,"theo":134.3595,"change":4.85,"open":133.05,"high":152.9,"low":133.05,"tick":"down","last_trade_price":136.4,"last_trade_time":"2026-02-18T15:12:54","percent_change":3.68681,"prev_day_close":142.5},{"option":"SPXW260320P06865000","bid":129.3,"bid_size":6.0,"ask":130.3,"ask_size":6.0,"iv":0.1703,"open_interest":206.0,"volume":34.0,"delta":-0.485,"gamma":0.0012,"vega":7.7444,"theta":-2.217,"rho":-2.8339,"theo":129.9957,"change":-20.4,"open":123.4,"high":123.4,"low":101.65,"tick":"up","last_trade_price":112.1,"last_trade_time":"2026-02-18T15:57:33","percent_change":-15.3962,"prev_day_close":117.650001525879},{"option":"SPXW260320C06870000","bid":130.7,"bid_size":7.0,"ask":131.6,"ask_size":2.0,"iv":0.1695,"open_interest":88.0,"volume":38.0,"delta":0.509,"gamma":0.0012,"vega":7.7479,"theta":-2.2051,"rho":2.7573,"theo":131.1796,"change":10.77,"open":146.9,"high":150.6,"low":138.29,"tick":"up","last_trade_price":139.27,"last_trade_time":"2026-02-18T14:45:35","percent_change":8.38132,"prev_day_close":139.199996948242},{"option":"SPXW260320P06870000","bid":131.1,"bid_size":6.0,"ask":132.1,"ask_size":6.0,"iv":0.1695,"open_interest":141.0,"volume":62.0,"delta":-0.491,"gamma":0.0012,"vega":7.7479,"theta":-2.2049,"rho":-2.8698,"theo":131.7986,"change":-11.85,"open":130.2,"high":130.2,"low":103.2,"tick":"up","last_trade_price":122.5,"last_trade_time":"2026-02-18T15:35:57","percent_change":-8.82024,"prev_day_close":119.399997711182},{"option":"SPXW260320C06875000","bid":127.5,"bid_size":7.0,"ask":128.4,"ask_size":6.0,"iv":0.1686,"open_interest":220.0,"volume":32.0,"delta":0.503,"gamma":0.0012,"vega":7.7496,"theta":-2.1943,"rho":2.725,"theo":128.0274,"change":3.22,"open":124.26,"high":149.4,"low":124.26,"tick":"down","last_trade_price":128.72,"last_trade_time":"2026-02-18T15:22:24","percent_change":2.56574,"prev_day_close":135.950004577637},{"option":"SPXW260320P06875000","bid":132.8,"bid_size":6.0,"ask":134.0,"ask_size":6.0,"iv":0.1685,"open_interest":332.0,"volume":45.0,"delta":-0.4971,"gamma":0.0012,"vega":7.7496,"theta":-2.1922,"rho":-2.9062,"theo":133.6292,"change":-18.37,"open":133.75,"high":133.75,"low":105.15,"tick":"up","last_trade_price":117.93,"last_trade_time":"2026-02-18T15:48:55","percent_change":-13.4776,"prev_day_close":121.100002288818},{"option":"SPXW260320C06880000","bid":124.3,"bid_size":13.0,"ask":125.3,"ask_size":6.0,"iv":0.1677,"open_interest":160.0,"volume":25.0,"delta":0.4968,"gamma":0.0012,"vega":7.7497,"theta":-2.1829,"rho":2.6925,"theo":124.9035,"change":16.95,"open":122.95,"high":141.7,"low":122.95,"tick":"down","last_trade_price":139.3,"last_trade_time":"2026-02-18T15:57:51","percent_change":13.8537,"prev_day_close":132.699996948242},{"option":"SPXW260320P06880000","bid":134.8,"bid_size":6.0,"ask":135.8,"ask_size":6.0,"iv":0.1677,"open_interest":300.0,"volume":86.0,"delta":-0.5032,"gamma":0.0012,"vega":7.7497,"theta":-2.179,"rho":-2.9428,"theo":135.488,"change":-19.3,"open":135.75,"high":135.75,"low":106.75,"tick":"down","last_trade_price":118.85,"last_trade_time":"2026-02-18T15:52:26","percent_change":-13.9703,"prev_day_close":122.75},{"option":"SPXW260320C06885000","bid":121.3,"bid_size":7.0,"ask":122.2,"ask_size":6.0,"iv":0.1668,"open_interest":88.0,"volume":13.0,"delta":0.4906,"gamma":0.0012,"vega":7.748,"theta":-2.1709,"rho":2.6599,"theo":121.8084,"change":13.35,"open":120.0,"high":141.9,"low":120.0,"tick":"down","last_trade_price":132.7,"last_trade_time":"2026-02-18T16:00:07","percent_change":11.1856,"prev_day_close":129.5},{"option":"SPXW260320P06885000","bid":136.7,"bid_size":6.0,"ask":137.7,"ask_size":6.0,"iv":0.1668,"open_interest":181.0,"volume":29.0,"delta":-0.5094,"gamma":0.0012,"vega":7.748,"theta":-2.1652,"rho":-2.9796,"theo":137.3756,"change":-11.25,"open":123.2,"high":128.9,"low":109.6,"tick":"up","last_trade_price":128.9,"last_trade_time":"2026-02-18T14:36:17","percent_change":-8.02711,"prev_day_close":124.549999237061},{"option":"SPXW260320C06890000","bid":118.3,"bid_size":7.0,"ask":119.2,"ask_size":6.0,"iv":0.1658,"open_interest":77.0,"volume":27.0,"delta":0.4843,"gamma":0.0012,"vega":7.7444,"theta":-2.1583,"rho":2.6271,"theo":118.7424,"change":9.35,"open":138.15,"high":138.15,"low":120.6,"tick":"up","last_trade_price":125.7,"last_trade_time":"2026-02-18T15:45:28","percent_change":8.0361,"prev_day_close":126.299999237061},{"option":"SPXW260320P06890000","bid":138.5,"bid_size":2.0,"ask":139.7,"ask_size":2.0,"iv":0.1659,"open_interest":430.0,"volume":70.0,"delta":-0.5157,"gamma":0.0012,"vega":7.7444,"theta":-2.1507,"rho":-3.0164,"theo":139.2925,"change":-16.5,"open":117.7,"high":130.7,"low":107.9,"tick":"up","last_trade_price":125.65,"last_trade_time":"2026-02-18T15:59:48","percent_change":-11.6075,"prev_day_close":126.349998474121},{"option":"SPXW260320C06895000","bid":115.1,"bid_size":13.0,"ask":116.1,"ask_size":6.0,"iv":0.1648,"open_interest":97.0,"volume":25.0,"delta":0.478,"gamma":0.0012,"vega":7.7391,"theta":-2.1452,"rho":2.5942,"theo":115.7062,"change":11.5,"open":133.38,"high":134.9,"low":117.6,"tick":"up","last_trade_price":125.0,"last_trade_time":"2026-02-18T15:46:24","percent_change":10.1322,"prev_day_close":123.200000762939},{"option":"SPXW260320P06895000","bid":140.5,"bid_size":2.0,"ask":141.6,"ask_size":2.0,"iv":0.1647,"open_interest":112.0,"volume":33.0,"delta":-0.522,"gamma":0.0012,"vega":7.7391,"theta":-2.1357,"rho":-3.0534,"theo":141.239,"change":-20.05,"open":116.25,"high":136.5,"low":113.0,"tick":"down","last_trade_price":124.1,"last_trade_time":"2026-02-18T15:52:30","percent_change":-13.9091,"prev_day_close":128.25},{"option":"SPXW260320C06900000","bid":112.2,"bid_size":22.0,"ask":113.1,"ask_size":6.0,"iv":0.1639,"open_interest":1873.0,"volume":250.0,"delta":0.4716,"gamma":0.0012,"vega":7.7318,"theta":-2.1314,"rho":2.561,"theo":112.7002,"change":9.4,"open":113.1,"high":135.41,"low":112.0,"tick":"up","last_trade_price":122.24,"last_trade_time":"2026-02-18T16:13:22","percent_change":7.82681,"prev_day_close":120.100002288818},{"option":"SPXW260320P06900000","bid":142.5,"bid_size":11.0,"ask":143.6,"ask_size":2.0,"iv":0.1639,"open_interest":1953.0,"volume":391.0,"delta":-0.5284,"gamma":0.0012,"vega":7.7318,"theta":-2.1201,"rho":-3.0907,"theo":143.2158,"change":-21.23,"open":140.02,"high":142.35,"low":111.3,"tick":"up","last_trade_price":125.07,"last_trade_time":"2026-02-18T15:58:45","percent_change":-14.5113,"prev_day_close":130.099998474121},{"option":"SPXW260320C06905000","bid":109.2,"bid_size":13.0,"ask":110.2,"ask_size":6.0,"iv":0.163,"open_interest":201.0,"volume":54.0,"delta":0.4651,"gamma":0.0012,"vega":7.7226,"theta":-2.117,"rho":2.5274,"theo":109.7253,"change":14.0,"open":112.14,"high":128.83,"low":112.14,"tick":"up","last_trade_price":121.6,"last_trade_time":"2026-02-18T15:51:33","percent_change":13.0112,"prev_day_close":116.950000762939},{"option":"SPXW260320P06905000","bid":144.5,"bid_size":2.0,"ask":145.6,"ask_size":2.0,"iv":0.1629,"open_interest":209.0,"volume":23.0,"delta":-0.5349,"gamma":0.0012,"vega":7.7226,"theta":-2.1038,"rho":-3.1284,"theo":145.2236,"change":-27.95,"open":138.47,"high":138.47,"low":113.8,"tick":"down","last_trade_price":120.4,"last_trade_time":"2026-02-18T13:35:10","percent_change":-18.8406,"prev_day_close":131.950004577637},{"option":"SPXW260320C06910000","bid":106.4,"bid_size":7.0,"ask":107.2,"ask_size":6.0,"iv":0.1621,"open_interest":150.0,"volume":14.0,"delta":0.4586,"gamma":0.0013,"vega":7.7113,"theta":-2.102,"rho":2.4933,"theo":106.7825,"change":5.03,"open":124.3,"high":124.3,"low":108.5,"tick":"up","last_trade_price":109.83,"last_trade_time":"2026-02-18T15:33:08","percent_change":4.79962,"prev_day_close":113.949996948242},{"option":"SPXW260320P06910000","bid":146.5,"bid_size":6.0,"ask":147.8,"ask_size":2.0,"iv":0.162,"open_interest":503.0,"volume":45.0,"delta":-0.5414,"gamma":0.0013,"vega":7.7113,"theta":-2.087,"rho":-3.1666,"theo":147.2636,"change":-17.9,"open":148.2,"high":148.2,"low":115.6,"tick":"down","last_trade_price":132.6,"last_trade_time":"2026-02-18T15:59:45","percent_change":-11.8937,"prev_day_close":133.900001525879},{"option":"SPXW260320C06915000","bid":103.4,"bid_size":7.0,"ask":104.4,"ask_size":6.0,"iv":0.1611,"open_interest":127.0,"volume":66.0,"delta":0.452,"gamma":0.0013,"vega":7.6978,"theta":-2.0865,"rho":2.4584,"theo":103.8729,"change":6.7,"open":103.8,"high":122.43,"low":103.8,"tick":"up","last_trade_price":108.7,"last_trade_time":"2026-02-18T15:35:54","percent_change":6.56863,"prev_day_close":110.949996948242},{"option":"SPXW260320P06915000","bid":148.6,"bid_size":2.0,"ask":149.8,"ask_size":2.0,"iv":0.1612,"open_interest":160.0,"volume":7.0,"delta":-0.548,"gamma":0.0013,"vega":7.6978,"theta":-2.0696,"rho":-3.2055,"theo":149.3367,"change":-22.34,"open":140.9,"high":147.8,"low":119.49,"tick":"up","last_trade_price":130.26,"last_trade_time":"2026-02-18T13:52:18","percent_change":-14.6396,"prev_day_close":135.900001525879},{"option":"SPXW260320C06920000","bid":100.6,"bid_size":7.0,"ask":101.5,"ask_size":6.0,"iv":0.1603,"open_interest":208.0,"volume":29.0,"delta":0.4454,"gamma":0.0013,"vega":7.6819,"theta":-2.0703,"rho":2.4229,"theo":100.9977,"change":9.05,"open":102.2,"high":118.65,"low":102.2,"tick":"up","last_trade_price":108.25,"last_trade_time":"2026-02-18T14:45:24","percent_change":9.12298,"prev_day_close":107.949996948242},{"option":"SPXW260320P06920000","bid":150.8,"bid_size":2.0,"ask":152.0,"ask_size":2.0,"iv":0.1601,"open_interest":154.0,"volume":17.0,"delta":-0.5546,"gamma":0.0013,"vega":7.6819,"theta":-2.0516,"rho":-3.2451,"theo":151.4443,"change":-18.19,"open":126.85,"high":136.66,"low":122.0,"tick":"up","last_trade_price":136.66,"last_trade_time":"2026-02-18T16:02:34","percent_change":-11.7469,"prev_day_close":137.900001525879},{"option":"SPXW260320C06925000","bid":97.8,"bid_size":7.0,"ask":98.7,"ask_size":6.0,"iv":0.1594,"open_interest":233.0,"volume":120.0,"delta":0.4387,"gamma":0.0013,"vega":7.6637,"theta":-2.0535,"rho":2.3869,"theo":98.1582,"change":10.09,"open":102.34,"high":117.85,"low":98.77,"tick":"down","last_trade_price":106.54,"last_trade_time":"2026-02-18T16:07:41","percent_change":10.4614,"prev_day_close":105.0},{"option":"SPXW260320P06925000","bid":153.0,"bid_size":2.0,"ask":154.0,"ask_size":2.0,"iv":0.1595,"open_interest":1427.0,"volume":107.0,"delta":-0.5613,"gamma":0.0013,"vega":7.6637,"theta":-2.033,"rho":-3.2853,"theo":153.5876,"change":-21.6,"open":150.52,"high":150.52,"low":120.34,"tick":"up","last_trade_price":135.5,"last_trade_time":"2026-02-18T15:47:55","percent_change":-13.7492,"prev_day_close":139.900001525879},{"option":"SPXW260320C06930000","bid":94.9,"bid_size":18.0,"ask":95.9,"ask_size":6.0,"iv":0.1584,"open_interest":317.0,"volume":37.0,"delta":0.4319,"gamma":0.0013,"vega":7.6432,"theta":-2.0362,"rho":2.3504,"theo":95.3555,"change":9.92,"open":96.2,"high":114.2,"low":96.2,"tick":"no_change","last_trade_price":103.62,"last_trade_time":"2026-02-18T16:00:48","percent_change":10.587,"prev_day_close":102.100002288818},{"option":"SPXW260320P06930000","bid":155.1,"bid_size":6.0,"ask":156.3,"ask_size":2.0,"iv":0.1583,"open_interest":160.0,"volume":66.0,"delta":-0.5681,"gamma":0.0013,"vega":7.6432,"theta":-2.0138,"rho":-3.3258,"theo":155.7676,"change":-18.64,"open":135.8,"high":140.71,"low":124.4,"tick":"up","last_trade_price":140.71,"last_trade_time":"2026-02-18T16:02:34","percent_change":-11.6975,"prev_day_close":141.950004577637},{"option":"SPXW260320C06935000","bid":92.2,"bid_size":7.0,"ask":93.1,"ask_size":6.0,"iv":0.1574,"open_interest":80.0,"volume":9.0,"delta":0.4251,"gamma":0.0013,"vega":7.6204,"theta":-2.0182,"rho":2.3138,"theo":92.5907,"change":19.75,"open":97.23,"high":110.8,"low":93.7,"tick":"up","last_trade_price":110.8,"last_trade_time":"2026-02-18T11:02:49","percent_change":21.6914,"prev_day_close":99.2000007629394},{"option":"SPXW260320P06935000","bid":157.4,"bid_size":2.0,"ask":158.5,"ask_size":2.0,"iv":0.1573,"open_interest":83.0,"volume":5.0,"delta":-0.5749,"gamma":0.0013,"vega":7.6204,"theta":-1.9939,"rho":-3.3665,"theo":157.9856,"change":-24.2,"open":157.2,"high":157.2,"low":127.4,"tick":"up","last_trade_price":137.5,"last_trade_time":"2026-02-18T14:08:23","percent_change":-14.966,"prev_day_close":144.099998474121},{"option":"SPXW260320C06940000","bid":89.5,"bid_size":7.0,"ask":90.4,"ask_size":6.0,"iv":0.1565,"open_interest":152.0,"volume":35.0,"delta":0.4183,"gamma":0.0013,"vega":7.5953,"theta":-1.9996,"rho":2.2772,"theo":89.8646,"change":8.28,"open":94.43,"high":108.1,"low":90.9,"tick":"up","last_trade_price":96.73,"last_trade_time":"2026-02-18T14:45:35","percent_change":9.36123,"prev_day_close":96.3499984741211},{"option":"SPXW260320P06940000","bid":159.6,"bid_size":6.0,"ask":160.8,"ask_size":2.0,"iv":0.1566,"open_interest":211.0,"volume":17.0,"delta":-0.5818,"gamma":0.0013,"vega":7.5953,"theta":-1.9735,"rho":-3.4072,"theo":160.2422,"change":-35.04,"open":158.2,"high":158.2,"low":127.55,"tick":"down","last_trade_price":128.91,"last_trade_time":"2026-02-18T12:52:33","percent_change":-21.3724,"prev_day_close":146.150001525879},{"option":"SPXW260320C06945000","bid":86.8,"bid_size":13.0,"ask":87.7,"ask_size":6.0,"iv":0.1556,"open_interest":165.0,"volume":28.0,"delta":0.4114,"gamma":0.0013,"vega":7.5681,"theta":-1.9805,"rho":2.2406,"theo":87.178,"change":4.15,"open":88.34,"high":107.13,"low":87.51,"tick":"no_change","last_trade_price":89.9,"last_trade_time":"2026-02-18T14:57:18","percent_change":4.83965,"prev_day_close":93.5500030517578},{"option":"SPXW260320P06945000","bid":161.9,"bid_size":2.0,"ask":163.2,"ask_size":2.0,"iv":0.1557,"open_interest":200.0,"volume":10.0,"delta":-0.5887,"gamma":0.0013,"vega":7.5681,"theta":-1.9526,"rho":-3.4479,"theo":162.5384,"change":-22.6,"open":156.2,"high":161.4,"low":129.1,"tick":"up","last_trade_price":143.8,"last_trade_time":"2026-02-18T15:52:32","percent_change":-13.5817,"prev_day_close":148.349998474121},{"option":"SPXW260320C06950000","bid":84.3,"bid_size":7.0,"ask":85.1,"ask_size":6.0,"iv":0.1548,"open_interest":473.0,"volume":77.0,"delta":0.4044,"gamma":0.0013,"vega":7.5386,"theta":-1.9609,"rho":2.2039,"theo":84.5319,"change":2.45,"open":85.37,"high":103.37,"low":85.37,"tick":"down","last_trade_price":95.7,"last_trade_time":"2026-02-18T15:53:40","percent_change":2.69972,"prev_day_close":90.75},{"option":"SPXW260320P06950000","bid":164.3,"bid_size":6.0,"ask":165.4,"ask_size":2.0,"iv":0.1546,"open_interest":627.0,"volume":143.0,"delta":-0.5956,"gamma":0.0013,"vega":7.5386,"theta":-1.9311,"rho":-3.4887,"theo":164.8751,"change":-22.97,"open":163.26,"high":163.5,"low":130.8,"tick":"down","last_trade_price":145.83,"last_trade_time":"2026-02-18T15:48:37","percent_change":-13.6078,"prev_day_close":150.549995422363},{"option":"SPXW260320C06955000","bid":81.7,"bid_size":7.0,"ask":82.5,"ask_size":6.0,"iv":0.1539,"open_interest":119.0,"volume":21.0,"delta":0.3974,"gamma":0.0013,"vega":7.5068,"theta":-1.9407,"rho":2.167,"theo":81.9272,"change":2.35,"open":83.1,"high":99.3,"low":82.6,"tick":"up","last_trade_price":87.0,"last_trade_time":"2026-02-18T15:02:15","percent_change":2.66893,"prev_day_close":88.0500030517578},{"option":"SPXW260320P06955000","bid":166.7,"bid_size":2.0,"ask":167.8,"ask_size":2.0,"iv":0.1538,"open_interest":88.0,"volume":6.0,"delta":-0.6026,"gamma":0.0013,"vega":7.5068,"theta":-1.909,"rho":-3.5297,"theo":167.2532,"change":-26.8,"open":158.1,"high":158.1,"low":134.5,"tick":"up","last_trade_price":144.5,"last_trade_time":"2026-02-18T14:01:08","percent_change":-15.6451,"prev_day_close":152.900001525879},{"option":"SPXW260320C06960000","bid":79.1,"bid_size":7.0,"ask":80.0,"ask_size":6.0,"iv":0.153,"open_interest":192.0,"volume":27.0,"delta":0.3903,"gamma":0.0013,"vega":7.4725,"theta":-1.9199,"rho":2.1298,"theo":79.3652,"change":12.43,"open":80.3,"high":96.15,"low":80.3,"tick":"up","last_trade_price":90.73,"last_trade_time":"2026-02-18T15:56:47","percent_change":15.8748,"prev_day_close":85.3499984741211},{"option":"SPXW260320P06960000","bid":169.1,"bid_size":6.0,"ask":170.2,"ask_size":2.0,"iv":0.1527,"open_interest":41.0,"volume":4.0,"delta":-0.6097,"gamma":0.0013,"vega":7.4725,"theta":-1.8864,"rho":-3.571,"theo":169.6739,"change":-36.15,"open":163.2,"high":163.2,"low":137.7,"tick":"down","last_trade_price":137.7,"last_trade_time":"2026-02-18T12:39:47","percent_change":-20.7938,"prev_day_close":155.149993896484},{"option":"SPXW260320C06965000","bid":76.6,"bid_size":7.0,"ask":77.5,"ask_size":7.0,"iv":0.1521,"open_interest":102.0,"volume":19.0,"delta":0.3833,"gamma":0.0013,"vega":7.4353,"theta":-1.8987,"rho":2.0919,"theo":76.8472,"change":16.85,"open":92.25,"high":95.41,"low":91.6,"tick":"up","last_trade_price":92.7,"last_trade_time":"2026-02-18T12:58:20","percent_change":22.2149,"prev_day_close":82.6500015258789},{"option":"SPXW260320P06965000","bid":171.6,"bid_size":2.0,"ask":172.7,"ask_size":2.0,"iv":0.1519,"open_interest":155.0,"volume":6.0,"delta":-0.6168,"gamma":0.0013,"vega":7.4353,"theta":-1.8634,"rho":-3.613,"theo":172.1386,"change":-19.76,"open":140.8,"high":156.54,"low":139.31,"tick":"up","last_trade_price":156.54,"last_trade_time":"2026-02-18T15:43:38","percent_change":-11.2082,"prev_day_close":157.5},{"option":"SPXW260320C06970000","bid":74.2,"bid_size":7.0,"ask":75.0,"ask_size":7.0,"iv":0.1512,"open_interest":243.0,"volume":27.0,"delta":0.3762,"gamma":0.0013,"vega":7.3952,"theta":-1.877,"rho":2.0535,"theo":74.3745,"change":-4.6,"open":87.8,"high":90.43,"low":83.4,"tick":"down","last_trade_price":83.4,"last_trade_time":"2026-02-18T15:52:20","percent_change":-5.74641,"prev_day_close":80.0500030517578},{"option":"SPXW260320P06970000","bid":174.2,"bid_size":2.0,"ask":175.2,"ask_size":2.0,"iv":0.151,"open_interest":126.0,"volume":0.0,"delta":-0.6239,"gamma":0.0013,"vega":7.3952,"theta":-1.8398,"rho":-3.6555,"theo":174.6487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":201.4,"last_trade_time":"2026-02-13T10:02:54","percent_change":0.0,"prev_day_close":159.900001525879},{"option":"SPXW260320C06975000","bid":71.7,"bid_size":13.0,"ask":72.6,"ask_size":7.0,"iv":0.1503,"open_interest":261.0,"volume":30.0,"delta":0.369,"gamma":0.0013,"vega":7.3521,"theta":-1.8548,"rho":2.0146,"theo":71.9486,"change":1.42,"open":86.9,"high":89.04,"low":72.52,"tick":"down","last_trade_price":72.52,"last_trade_time":"2026-02-18T15:22:24","percent_change":1.99718,"prev_day_close":77.4499969482422},{"option":"SPXW260320P06975000","bid":176.6,"bid_size":5.0,"ask":177.8,"ask_size":2.0,"iv":0.1501,"open_interest":370.0,"volume":39.0,"delta":-0.631,"gamma":0.0013,"vega":7.3521,"theta":-1.8157,"rho":-3.6985,"theo":177.2056,"change":-20.26,"open":151.98,"high":161.24,"low":143.79,"tick":"up","last_trade_price":161.24,"last_trade_time":"2026-02-18T15:43:38","percent_change":-11.1625,"prev_day_close":162.300003051758},{"option":"SPXW260320C06980000","bid":69.4,"bid_size":7.0,"ask":70.2,"ask_size":7.0,"iv":0.1494,"open_interest":405.0,"volume":21.0,"delta":0.3618,"gamma":0.0013,"vega":7.3062,"theta":-1.8321,"rho":1.9755,"theo":69.5704,"change":9.65,"open":70.9,"high":84.4,"low":70.4,"tick":"down","last_trade_price":78.4,"last_trade_time":"2026-02-18T15:51:00","percent_change":14.0364,"prev_day_close":74.9499969482422},{"option":"SPXW260320P06980000","bid":179.4,"bid_size":2.0,"ask":180.4,"ask_size":2.0,"iv":0.1494,"open_interest":186.0,"volume":2.0,"delta":-0.6382,"gamma":0.0013,"vega":7.3062,"theta":-1.7912,"rho":-3.7417,"theo":179.8102,"change":-37.7,"open":153.4,"high":153.4,"low":146.5,"tick":"down","last_trade_price":146.5,"last_trade_time":"2026-02-18T12:46:49","percent_change":-20.4669,"prev_day_close":164.699996948242},{"option":"SPXW260320C06985000","bid":67.0,"bid_size":7.0,"ask":67.9,"ask_size":7.0,"iv":0.1486,"open_interest":185.0,"volume":19.0,"delta":0.3547,"gamma":0.0013,"vega":7.2576,"theta":-1.809,"rho":1.9364,"theo":67.2407,"change":8.22,"open":70.25,"high":81.65,"low":70.25,"tick":"no_change","last_trade_price":74.67,"last_trade_time":"2026-02-18T15:48:31","percent_change":12.3702,"prev_day_close":72.4499969482422},{"option":"SPXW260320P06985000","bid":181.9,"bid_size":2.0,"ask":183.4,"ask_size":2.0,"iv":0.1485,"open_interest":87.0,"volume":2.0,"delta":-0.6454,"gamma":0.0013,"vega":7.2576,"theta":-1.7662,"rho":-3.7848,"theo":182.4632,"change":-35.4,"open":151.5,"high":151.5,"low":151.5,"tick":"down","last_trade_price":151.5,"last_trade_time":"2026-02-18T12:34:40","percent_change":-18.9406,"prev_day_close":167.150001525879},{"option":"SPXW260320C06990000","bid":64.7,"bid_size":14.0,"ask":65.6,"ask_size":7.0,"iv":0.1477,"open_interest":186.0,"volume":47.0,"delta":0.3475,"gamma":0.0013,"vega":7.2068,"theta":-1.7854,"rho":1.8977,"theo":64.9596,"change":7.97,"open":78.7,"high":79.8,"low":72.2,"tick":"no_change","last_trade_price":72.22,"last_trade_time":"2026-02-18T15:48:31","percent_change":12.4047,"prev_day_close":70.0500030517578},{"option":"SPXW260320P06990000","bid":184.6,"bid_size":2.0,"ask":185.8,"ask_size":2.0,"iv":0.1475,"open_interest":125.0,"volume":0.0,"delta":-0.6526,"gamma":0.0013,"vega":7.2068,"theta":-1.7408,"rho":-3.8277,"theo":185.1648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.26,"last_trade_time":"2026-02-12T11:14:28","percent_change":0.0,"prev_day_close":169.800003051758},{"option":"SPXW260320C06995000","bid":62.5,"bid_size":7.0,"ask":63.3,"ask_size":8.0,"iv":0.1468,"open_interest":184.0,"volume":82.0,"delta":0.3403,"gamma":0.0013,"vega":7.1537,"theta":-1.7614,"rho":1.8592,"theo":62.7273,"change":10.05,"open":66.1,"high":78.1,"low":65.0,"tick":"up","last_trade_price":72.1,"last_trade_time":"2026-02-18T15:57:56","percent_change":16.1966,"prev_day_close":67.6500015258789},{"option":"SPXW260320P06995000","bid":187.4,"bid_size":1.0,"ask":188.5,"ask_size":1.0,"iv":0.1467,"open_interest":177.0,"volume":0.0,"delta":-0.6598,"gamma":0.0013,"vega":7.1537,"theta":-1.715,"rho":-3.8703,"theo":187.9153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.42,"last_trade_time":"2026-02-17T11:16:54","percent_change":0.0,"prev_day_close":172.400001525879},{"option":"SPXW260320C07000000","bid":60.3,"bid_size":7.0,"ask":61.1,"ask_size":16.0,"iv":0.146,"open_interest":2557.0,"volume":213.0,"delta":0.3331,"gamma":0.0013,"vega":7.0986,"theta":-1.737,"rho":1.8208,"theo":60.5437,"change":-3.8,"open":61.5,"high":75.4,"low":60.11,"tick":"up","last_trade_price":66.89,"last_trade_time":"2026-02-18T16:13:22","percent_change":-5.81929,"prev_day_close":65.2999992370606},{"option":"SPXW260320P07000000","bid":190.2,"bid_size":1.0,"ask":191.3,"ask_size":1.0,"iv":0.1459,"open_interest":304.0,"volume":15.0,"delta":-0.667,"gamma":0.0013,"vega":7.0986,"theta":-1.6887,"rho":-3.9127,"theo":190.7145,"change":-20.7,"open":172.96,"high":180.0,"low":156.5,"tick":"down","last_trade_price":174.6,"last_trade_time":"2026-02-18T15:44:53","percent_change":-10.5991,"prev_day_close":174.950004577637},{"option":"SPXW260320C07005000","bid":58.1,"bid_size":7.0,"ask":59.0,"ask_size":8.0,"iv":0.1451,"open_interest":148.0,"volume":28.0,"delta":0.3259,"gamma":0.0013,"vega":7.0409,"theta":-1.7123,"rho":1.7824,"theo":58.4089,"change":2.65,"open":59.9,"high":72.38,"low":59.9,"tick":"no_change","last_trade_price":60.5,"last_trade_time":"2026-02-18T14:57:18","percent_change":4.58082,"prev_day_close":63.0},{"option":"SPXW260320P07005000","bid":193.0,"bid_size":1.0,"ask":194.1,"ask_size":1.0,"iv":0.1451,"open_interest":98.0,"volume":0.0,"delta":-0.6742,"gamma":0.0013,"vega":7.0409,"theta":-1.6621,"rho":-3.9552,"theo":193.5625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.2,"last_trade_time":"2026-02-12T10:32:50","percent_change":0.0,"prev_day_close":177.699996948242},{"option":"SPXW260320C07010000","bid":56.0,"bid_size":14.0,"ask":56.8,"ask_size":8.0,"iv":0.1442,"open_interest":240.0,"volume":51.0,"delta":0.3187,"gamma":0.0013,"vega":6.9806,"theta":-1.6871,"rho":1.7436,"theo":56.323,"change":6.18,"open":58.9,"high":69.1,"low":57.8,"tick":"no_change","last_trade_price":61.93,"last_trade_time":"2026-02-18T16:00:48","percent_change":11.0852,"prev_day_close":60.75},{"option":"SPXW260320P07010000","bid":195.9,"bid_size":1.0,"ask":197.0,"ask_size":1.0,"iv":0.1442,"open_interest":107.0,"volume":1.0,"delta":-0.6814,"gamma":0.0013,"vega":6.9806,"theta":-1.6352,"rho":-3.9981,"theo":196.4593,"change":-40.38,"open":160.72,"high":160.72,"low":160.72,"tick":"down","last_trade_price":160.72,"last_trade_time":"2026-02-18T12:52:33","percent_change":-20.0796,"prev_day_close":180.349998474121},{"option":"SPXW260320C07015000","bid":53.9,"bid_size":15.0,"ask":54.8,"ask_size":8.0,"iv":0.1434,"open_interest":128.0,"volume":19.0,"delta":0.3115,"gamma":0.0013,"vega":6.9171,"theta":-1.6616,"rho":1.7045,"theo":54.2862,"change":3.35,"open":67.9,"high":67.9,"low":57.1,"tick":"down","last_trade_price":57.1,"last_trade_time":"2026-02-18T15:36:19","percent_change":6.23256,"prev_day_close":58.5},{"option":"SPXW260320P07015000","bid":198.6,"bid_size":1.0,"ask":199.9,"ask_size":1.0,"iv":0.1435,"open_interest":65.0,"volume":4.0,"delta":-0.6886,"gamma":0.0013,"vega":6.9171,"theta":-1.6078,"rho":-4.0413,"theo":199.4052,"change":-22.6,"open":163.18,"high":181.4,"low":163.18,"tick":"up","last_trade_price":181.4,"last_trade_time":"2026-02-18T16:00:56","percent_change":-11.0784,"prev_day_close":183.25},{"option":"SPXW260320C07020000","bid":51.9,"bid_size":23.0,"ask":52.8,"ask_size":8.0,"iv":0.1426,"open_interest":452.0,"volume":224.0,"delta":0.3043,"gamma":0.0013,"vega":6.8505,"theta":-1.6358,"rho":1.6651,"theo":52.2983,"change":9.22,"open":63.3,"high":65.4,"low":53.5,"tick":"up","last_trade_price":61.02,"last_trade_time":"2026-02-18T15:54:47","percent_change":17.7992,"prev_day_close":56.3499984741211},{"option":"SPXW260320P07020000","bid":201.8,"bid_size":1.0,"ask":203.0,"ask_size":1.0,"iv":0.1425,"open_interest":81.0,"volume":0.0,"delta":-0.6958,"gamma":0.0013,"vega":6.8505,"theta":-1.5801,"rho":-4.0848,"theo":202.4002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":228.29,"last_trade_time":"2026-02-13T10:46:50","percent_change":0.0,"prev_day_close":186.049995422363},{"option":"SPXW260320C07025000","bid":50.0,"bid_size":7.0,"ask":50.8,"ask_size":9.0,"iv":0.1419,"open_interest":314.0,"volume":40.0,"delta":0.2971,"gamma":0.0012,"vega":6.7808,"theta":-1.6096,"rho":1.6257,"theo":50.3592,"change":4.65,"open":53.5,"high":63.05,"low":51.7,"tick":"down","last_trade_price":54.5,"last_trade_time":"2026-02-18T15:43:28","percent_change":9.32799,"prev_day_close":54.25},{"option":"SPXW260320P07025000","bid":202.4,"bid_size":4.0,"ask":208.2,"ask_size":4.0,"iv":0.1416,"open_interest":99.0,"volume":0.0,"delta":-0.7029,"gamma":0.0012,"vega":6.7808,"theta":-1.5521,"rho":-4.1283,"theo":205.4438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":255.93,"last_trade_time":"2026-02-17T10:50:03","percent_change":0.0,"prev_day_close":188.75},{"option":"SPXW260320C07030000","bid":48.1,"bid_size":8.0,"ask":48.9,"ask_size":17.0,"iv":0.141,"open_interest":204.0,"volume":18.0,"delta":0.29,"gamma":0.0012,"vega":6.7086,"theta":-1.583,"rho":1.5865,"theo":48.4682,"change":4.35,"open":50.4,"high":61.0,"low":49.67,"tick":"up","last_trade_price":52.35,"last_trade_time":"2026-02-18T15:44:53","percent_change":9.0625,"prev_day_close":52.1500015258789},{"option":"SPXW260320P07030000","bid":205.4,"bid_size":4.0,"ask":211.6,"ask_size":4.0,"iv":0.141,"open_interest":68.0,"volume":1.0,"delta":-0.71,"gamma":0.0012,"vega":6.7086,"theta":-1.5236,"rho":-4.1715,"theo":208.5356,"change":-21.15,"open":191.3,"high":191.3,"low":191.3,"tick":"up","last_trade_price":191.3,"last_trade_time":"2026-02-18T15:44:53","percent_change":-9.95528,"prev_day_close":191.699996948242},{"option":"SPXW260320C07035000","bid":46.3,"bid_size":8.0,"ask":47.0,"ask_size":9.0,"iv":0.1404,"open_interest":118.0,"volume":34.0,"delta":0.2829,"gamma":0.0012,"vega":6.6342,"theta":-1.5561,"rho":1.5479,"theo":46.6243,"change":7.55,"open":49.4,"high":58.1,"low":49.2,"tick":"down","last_trade_price":53.7,"last_trade_time":"2026-02-18T15:57:25","percent_change":16.3597,"prev_day_close":50.1500015258789},{"option":"SPXW260320P07035000","bid":207.9,"bid_size":6.0,"ask":215.4,"ask_size":6.0,"iv":0.1404,"open_interest":43.0,"volume":1.0,"delta":-0.7171,"gamma":0.0012,"vega":6.6342,"theta":-1.4949,"rho":-4.2142,"theo":211.6745,"change":-29.25,"open":186.4,"high":186.4,"low":186.4,"tick":"up","last_trade_price":186.4,"last_trade_time":"2026-02-18T15:53:40","percent_change":-13.5636,"prev_day_close":193.949996948242},{"option":"SPXW260320C07040000","bid":44.4,"bid_size":8.0,"ask":45.1,"ask_size":9.0,"iv":0.1395,"open_interest":316.0,"volume":200.0,"delta":0.2758,"gamma":0.0012,"vega":6.5581,"theta":-1.5288,"rho":1.5098,"theo":44.8265,"change":6.38,"open":44.4,"high":57.42,"low":44.4,"tick":"up","last_trade_price":50.73,"last_trade_time":"2026-02-18T15:50:53","percent_change":14.3856,"prev_day_close":48.2000007629394},{"option":"SPXW260320P07040000","bid":211.6,"bid_size":4.0,"ask":217.5,"ask_size":4.0,"iv":0.1391,"open_interest":41.0,"volume":2.0,"delta":-0.7242,"gamma":0.0012,"vega":6.5581,"theta":-1.4658,"rho":-4.2564,"theo":214.8594,"change":-35.52,"open":183.33,"high":183.33,"low":183.33,"tick":"up","last_trade_price":183.33,"last_trade_time":"2026-02-18T13:33:00","percent_change":-16.2303,"prev_day_close":197.400001525879},{"option":"SPXW260320C07045000","bid":42.7,"bid_size":8.0,"ask":43.4,"ask_size":9.0,"iv":0.1387,"open_interest":179.0,"volume":14.0,"delta":0.2688,"gamma":0.0012,"vega":6.4802,"theta":-1.5013,"rho":1.472,"theo":43.0738,"change":7.0,"open":47.2,"high":53.4,"low":45.1,"tick":"up","last_trade_price":49.6,"last_trade_time":"2026-02-18T15:58:00","percent_change":16.4319,"prev_day_close":46.25},{"option":"SPXW260320P07045000","bid":214.3,"bid_size":6.0,"ask":221.8,"ask_size":6.0,"iv":0.1389,"open_interest":66.0,"volume":0.0,"delta":-0.7313,"gamma":0.0012,"vega":6.4802,"theta":-1.4364,"rho":-4.2983,"theo":218.0894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.4,"last_trade_time":"2026-02-11T15:33:32","percent_change":0.0,"prev_day_close":199.800003051758},{"option":"SPXW260320C07050000","bid":40.9,"bid_size":8.0,"ask":41.6,"ask_size":9.0,"iv":0.138,"open_interest":1097.0,"volume":602.0,"delta":0.2617,"gamma":0.0012,"vega":6.4003,"theta":-1.4734,"rho":1.4343,"theo":41.3655,"change":6.05,"open":40.91,"high":53.3,"low":40.13,"tick":"no_change","last_trade_price":46.95,"last_trade_time":"2026-02-18T15:55:55","percent_change":14.7922,"prev_day_close":44.3499984741211},{"option":"SPXW260320P07050000","bid":218.0,"bid_size":4.0,"ask":224.3,"ask_size":4.0,"iv":0.1378,"open_interest":87.0,"volume":11.0,"delta":-0.7383,"gamma":0.0012,"vega":6.4003,"theta":-1.4066,"rho":-4.3402,"theo":221.3639,"change":-21.53,"open":181.0,"high":204.27,"low":181.0,"tick":"up","last_trade_price":204.27,"last_trade_time":"2026-02-18T14:35:37","percent_change":-9.53498,"prev_day_close":203.800003051758},{"option":"SPXW260320C07055000","bid":39.3,"bid_size":8.0,"ask":39.9,"ask_size":9.0,"iv":0.1373,"open_interest":127.0,"volume":38.0,"delta":0.2548,"gamma":0.0012,"vega":6.3178,"theta":-1.4452,"rho":1.3964,"theo":39.7015,"change":5.39,"open":40.7,"high":50.4,"low":40.7,"tick":"down","last_trade_price":44.64,"last_trade_time":"2026-02-18T14:15:52","percent_change":13.7325,"prev_day_close":42.5},{"option":"SPXW260320P07055000","bid":220.7,"bid_size":6.0,"ask":228.3,"ask_size":6.0,"iv":0.1375,"open_interest":34.0,"volume":3.0,"delta":-0.7453,"gamma":0.0012,"vega":6.3178,"theta":-1.3766,"rho":-4.3822,"theo":224.6827,"change":13.85,"open":187.4,"high":193.07,"low":187.4,"tick":"up","last_trade_price":193.07,"last_trade_time":"2026-02-18T13:41:52","percent_change":6.71515,"prev_day_close":206.25},{"option":"SPXW260320C07060000","bid":37.6,"bid_size":8.0,"ask":38.3,"ask_size":20.0,"iv":0.1365,"open_interest":208.0,"volume":19.0,"delta":0.2478,"gamma":0.0012,"vega":6.2323,"theta":-1.4168,"rho":1.3582,"theo":38.0816,"change":4.48,"open":37.69,"high":47.73,"low":37.69,"tick":"down","last_trade_price":42.08,"last_trade_time":"2026-02-18T16:01:27","percent_change":11.9149,"prev_day_close":40.75},{"option":"SPXW260320P07060000","bid":224.6,"bid_size":4.0,"ask":230.5,"ask_size":4.0,"iv":0.1359,"open_interest":37.0,"volume":0.0,"delta":-0.7522,"gamma":0.0012,"vega":6.2323,"theta":-1.3463,"rho":-4.4244,"theo":228.0455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.16,"last_trade_time":"2026-02-12T15:32:30","percent_change":0.0,"prev_day_close":210.050003051758},{"option":"SPXW260320C07065000","bid":36.0,"bid_size":8.0,"ask":36.7,"ask_size":10.0,"iv":0.1358,"open_interest":148.0,"volume":32.0,"delta":0.2409,"gamma":0.0012,"vega":6.1437,"theta":-1.388,"rho":1.3201,"theo":36.5056,"change":4.18,"open":45.01,"high":45.86,"low":40.28,"tick":"down","last_trade_price":40.28,"last_trade_time":"2026-02-18T16:01:27","percent_change":11.5789,"prev_day_close":39.0},{"option":"SPXW260320P07065000","bid":227.4,"bid_size":6.0,"ask":235.0,"ask_size":6.0,"iv":0.136,"open_interest":48.0,"volume":0.0,"delta":-0.7591,"gamma":0.0012,"vega":6.1437,"theta":-1.3157,"rho":-4.4666,"theo":231.4523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.8,"last_trade_time":"2026-02-10T15:11:07","percent_change":0.0,"prev_day_close":212.549995422363},{"option":"SPXW260320C07070000","bid":34.4,"bid_size":8.0,"ask":35.1,"ask_size":20.0,"iv":0.1349,"open_interest":155.0,"volume":38.0,"delta":0.2341,"gamma":0.0012,"vega":6.0525,"theta":-1.359,"rho":1.2823,"theo":34.9733,"change":4.6,"open":44.37,"high":45.3,"low":38.86,"tick":"up","last_trade_price":39.2,"last_trade_time":"2026-02-18T14:21:03","percent_change":13.2948,"prev_day_close":37.3499984741211},{"option":"SPXW260320P07070000","bid":231.3,"bid_size":4.0,"ask":237.6,"ask_size":4.0,"iv":0.1346,"open_interest":30.0,"volume":0.0,"delta":-0.7659,"gamma":0.0012,"vega":6.0525,"theta":-1.2849,"rho":-4.5085,"theo":234.9027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.4,"last_trade_time":"2026-02-11T15:33:32","percent_change":0.0,"prev_day_close":216.399993896484},{"option":"SPXW260320C07075000","bid":32.9,"bid_size":8.0,"ask":33.7,"ask_size":21.0,"iv":0.1342,"open_interest":697.0,"volume":33.0,"delta":0.2273,"gamma":0.0012,"vega":5.9592,"theta":-1.3298,"rho":1.2452,"theo":33.484,"change":1.2,"open":35.9,"high":43.8,"low":32.4,"tick":"down","last_trade_price":34.3,"last_trade_time":"2026-02-18T15:14:03","percent_change":3.62538,"prev_day_close":35.6500015258789},{"option":"SPXW260320P07075000","bid":234.8,"bid_size":4.0,"ask":241.0,"ask_size":4.0,"iv":0.1338,"open_interest":41.0,"volume":0.0,"delta":-0.7727,"gamma":0.0012,"vega":5.9592,"theta":-1.2538,"rho":-4.5497,"theo":238.3962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.2,"last_trade_time":"2026-02-09T14:53:43","percent_change":0.0,"prev_day_close":220.100006103516},{"option":"SPXW260320C07080000","bid":31.5,"bid_size":8.0,"ask":32.2,"ask_size":21.0,"iv":0.1336,"open_interest":257.0,"volume":25.0,"delta":0.2206,"gamma":0.0011,"vega":5.8645,"theta":-1.3004,"rho":1.2087,"theo":32.037,"change":0.9,"open":42.0,"high":42.0,"low":32.6,"tick":"no_change","last_trade_price":32.6,"last_trade_time":"2026-02-18T15:13:54","percent_change":2.83912,"prev_day_close":34.1000003814697},{"option":"SPXW260320P07080000","bid":238.3,"bid_size":4.0,"ask":244.6,"ask_size":4.0,"iv":0.1331,"open_interest":17.0,"volume":0.0,"delta":-0.7794,"gamma":0.0011,"vega":5.8645,"theta":-1.2225,"rho":-4.5903,"theo":241.932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.8,"last_trade_time":"2026-02-09T12:58:34","percent_change":0.0,"prev_day_close":223.450004577637},{"option":"SPXW260320C07085000","bid":30.1,"bid_size":9.0,"ask":30.8,"ask_size":10.0,"iv":0.133,"open_interest":255.0,"volume":29.0,"delta":0.2139,"gamma":0.0011,"vega":5.7687,"theta":-1.2707,"rho":1.1728,"theo":30.6318,"change":2.49,"open":34.4,"high":39.3,"low":31.5,"tick":"no_change","last_trade_price":32.79,"last_trade_time":"2026-02-18T15:43:53","percent_change":8.21782,"prev_day_close":32.6000003814697},{"option":"SPXW260320P07085000","bid":241.4,"bid_size":6.0,"ask":249.2,"ask_size":6.0,"iv":0.1332,"open_interest":19.0,"volume":1.0,"delta":-0.7861,"gamma":0.0011,"vega":5.7687,"theta":-1.191,"rho":-4.6303,"theo":245.5096,"change":-38.21,"open":211.29,"high":211.29,"low":211.29,"tick":"up","last_trade_price":211.29,"last_trade_time":"2026-02-18T13:33:00","percent_change":-15.3146,"prev_day_close":226.0},{"option":"SPXW260320C07090000","bid":28.8,"bid_size":9.0,"ask":29.4,"ask_size":22.0,"iv":0.1323,"open_interest":231.0,"volume":19.0,"delta":0.2073,"gamma":0.0011,"vega":5.6718,"theta":-1.241,"rho":1.1372,"theo":29.2681,"change":-0.05,"open":36.75,"high":37.45,"low":28.9,"tick":"down","last_trade_price":28.9,"last_trade_time":"2026-02-18T15:23:28","percent_change":-0.172711,"prev_day_close":31.0999994277954},{"option":"SPXW260320P07090000","bid":245.4,"bid_size":4.0,"ask":251.8,"ask_size":4.0,"iv":0.1317,"open_interest":69.0,"volume":1.0,"delta":-0.7927,"gamma":0.0011,"vega":5.6718,"theta":-1.1594,"rho":-4.67,"theo":249.1286,"change":-17.49,"open":235.61,"high":235.61,"low":235.61,"tick":"up","last_trade_price":235.61,"last_trade_time":"2026-02-18T09:43:32","percent_change":-6.91031,"prev_day_close":230.200004577637},{"option":"SPXW260320C07095000","bid":27.5,"bid_size":9.0,"ask":28.1,"ask_size":10.0,"iv":0.1317,"open_interest":228.0,"volume":38.0,"delta":0.2008,"gamma":0.0011,"vega":5.573,"theta":-1.2111,"rho":1.1016,"theo":27.9459,"change":0.25,"open":28.25,"high":36.0,"low":27.9,"tick":"down","last_trade_price":27.9,"last_trade_time":"2026-02-18T15:28:41","percent_change":0.90416,"prev_day_close":29.6999998092651},{"option":"SPXW260320P07095000","bid":248.7,"bid_size":6.0,"ask":256.5,"ask_size":6.0,"iv":0.1319,"open_interest":49.0,"volume":0.0,"delta":-0.7992,"gamma":0.0011,"vega":5.573,"theta":-1.1277,"rho":-4.7096,"theo":252.7891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.6,"last_trade_time":"2026-02-09T09:55:13","percent_change":0.0,"prev_day_close":232.949996948242},{"option":"SPXW260320C07100000","bid":26.2,"bid_size":9.0,"ask":26.8,"ask_size":22.0,"iv":0.131,"open_interest":843.0,"volume":221.0,"delta":0.1944,"gamma":0.0011,"vega":5.472,"theta":-1.1811,"rho":1.066,"theo":26.6654,"change":2.6,"open":27.0,"high":34.7,"low":26.58,"tick":"down","last_trade_price":29.05,"last_trade_time":"2026-02-18T16:07:41","percent_change":9.82987,"prev_day_close":28.3000001907349},{"option":"SPXW260320P07100000","bid":252.7,"bid_size":4.0,"ask":259.2,"ask_size":4.0,"iv":0.1303,"open_interest":106.0,"volume":3.0,"delta":-0.8057,"gamma":0.0011,"vega":5.472,"theta":-1.0959,"rho":-4.7493,"theo":256.4914,"change":-49.38,"open":242.83,"high":242.83,"low":211.82,"tick":"down","last_trade_price":211.82,"last_trade_time":"2026-02-18T12:07:50","percent_change":-18.9051,"prev_day_close":237.550003051758},{"option":"SPXW260320C07105000","bid":24.9,"bid_size":10.0,"ask":25.6,"ask_size":11.0,"iv":0.1303,"open_interest":114.0,"volume":20.0,"delta":0.188,"gamma":0.0011,"vega":5.3684,"theta":-1.1511,"rho":1.0307,"theo":25.4269,"change":6.87,"open":25.75,"high":32.7,"low":25.75,"tick":"down","last_trade_price":32.07,"last_trade_time":"2026-02-18T12:13:52","percent_change":27.2619,"prev_day_close":26.9000005722046},{"option":"SPXW260320P07105000","bid":256.2,"bid_size":6.0,"ask":263.8,"ask_size":6.0,"iv":0.1307,"open_interest":41.0,"volume":0.0,"delta":-0.812,"gamma":0.0011,"vega":5.3684,"theta":-1.064,"rho":-4.7888,"theo":260.2357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.0,"last_trade_time":"2026-02-06T15:58:54","percent_change":0.0,"prev_day_close":240.199996948242},{"option":"SPXW260320C07110000","bid":23.7,"bid_size":10.0,"ask":24.4,"ask_size":24.0,"iv":0.1296,"open_interest":215.0,"volume":40.0,"delta":0.1817,"gamma":0.001,"vega":5.2628,"theta":-1.1211,"rho":0.9959,"theo":24.2302,"change":2.8,"open":25.45,"high":31.24,"low":24.29,"tick":"no_change","last_trade_price":26.8,"last_trade_time":"2026-02-18T15:59:31","percent_change":11.6667,"prev_day_close":25.5999994277954},{"option":"SPXW260320P07110000","bid":260.1,"bid_size":4.0,"ask":266.7,"ask_size":4.0,"iv":0.129,"open_interest":75.0,"volume":0.0,"delta":-0.8183,"gamma":0.001,"vega":5.2628,"theta":-1.0322,"rho":-4.8277,"theo":264.0217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.2,"last_trade_time":"2026-02-09T10:32:59","percent_change":0.0,"prev_day_close":244.799995422363},{"option":"SPXW260320C07115000","bid":22.6,"bid_size":9.0,"ask":23.2,"ask_size":11.0,"iv":0.129,"open_interest":460.0,"volume":23.0,"delta":0.1755,"gamma":0.001,"vega":5.1558,"theta":-1.0911,"rho":0.9619,"theo":23.0748,"change":1.35,"open":29.1,"high":29.45,"low":24.3,"tick":"down","last_trade_price":24.3,"last_trade_time":"2026-02-18T15:39:38","percent_change":5.88235,"prev_day_close":24.3500003814697},{"option":"SPXW260320P07115000","bid":263.8,"bid_size":6.0,"ask":271.6,"ask_size":6.0,"iv":0.1294,"open_interest":25.0,"volume":0.0,"delta":-0.8245,"gamma":0.001,"vega":5.1558,"theta":-1.0003,"rho":-4.8657,"theo":267.8491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.2,"last_trade_time":"2026-02-10T11:35:28","percent_change":0.0,"prev_day_close":247.699996948242},{"option":"SPXW260320C07120000","bid":21.5,"bid_size":10.0,"ask":22.1,"ask_size":25.0,"iv":0.1284,"open_interest":369.0,"volume":61.0,"delta":0.1694,"gamma":0.001,"vega":5.0483,"theta":-1.0612,"rho":0.9289,"theo":21.9601,"change":2.1,"open":23.47,"high":29.05,"low":21.9,"tick":"down","last_trade_price":23.95,"last_trade_time":"2026-02-18T15:48:08","percent_change":9.61098,"prev_day_close":23.1999998092651},{"option":"SPXW260320P07120000","bid":267.8,"bid_size":4.0,"ask":274.5,"ask_size":4.0,"iv":0.1278,"open_interest":40.0,"volume":0.0,"delta":-0.8306,"gamma":0.001,"vega":5.0483,"theta":-0.9686,"rho":-4.9029,"theo":271.7171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":210.8,"last_trade_time":"2026-01-30T09:41:06","percent_change":0.0,"prev_day_close":252.449996948242},{"option":"SPXW260320C07125000","bid":20.4,"bid_size":11.0,"ask":21.1,"ask_size":26.0,"iv":0.1278,"open_interest":680.0,"volume":76.0,"delta":0.1635,"gamma":0.001,"vega":4.9408,"theta":-1.0314,"rho":0.8966,"theo":20.8855,"change":0.77,"open":21.45,"high":27.78,"low":20.6,"tick":"no_change","last_trade_price":21.57,"last_trade_time":"2026-02-18T15:34:51","percent_change":3.70192,"prev_day_close":22.0500001907349},{"option":"SPXW260320P07125000","bid":271.9,"bid_size":3.0,"ask":278.4,"ask_size":3.0,"iv":0.1271,"open_interest":27.0,"volume":0.0,"delta":-0.8366,"gamma":0.001,"vega":4.9408,"theta":-0.9369,"rho":-4.9393,"theo":275.6253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":322.43,"last_trade_time":"2026-02-17T09:52:34","percent_change":0.0,"prev_day_close":256.000007629395},{"option":"SPXW260320C07130000","bid":19.4,"bid_size":11.0,"ask":20.1,"ask_size":28.0,"iv":0.1273,"open_interest":345.0,"volume":59.0,"delta":0.1576,"gamma":0.001,"vega":4.8331,"theta":-1.0018,"rho":0.8646,"theo":19.8507,"change":1.81,"open":21.32,"high":26.2,"low":19.6,"tick":"down","last_trade_price":21.61,"last_trade_time":"2026-02-18T16:07:41","percent_change":9.14141,"prev_day_close":20.9499998092651},{"option":"SPXW260320P07130000","bid":275.8,"bid_size":3.0,"ask":282.4,"ask_size":3.0,"iv":0.1266,"open_interest":43.0,"volume":0.0,"delta":-0.8425,"gamma":0.001,"vega":4.8331,"theta":-0.9055,"rho":-4.9753,"theo":279.5732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.6,"last_trade_time":"2026-01-30T09:41:06","percent_change":0.0,"prev_day_close":260.050003051758},{"option":"SPXW260320C07135000","bid":18.4,"bid_size":24.0,"ask":19.1,"ask_size":12.0,"iv":0.1267,"open_interest":357.0,"volume":9.0,"delta":0.1518,"gamma":0.001,"vega":4.7247,"theta":-0.9724,"rho":0.8329,"theo":18.8557,"change":0.1,"open":24.0,"high":24.04,"low":18.9,"tick":"down","last_trade_price":18.9,"last_trade_time":"2026-02-18T15:20:35","percent_change":0.531914,"prev_day_close":19.9000005722046},{"option":"SPXW260320P07135000","bid":279.6,"bid_size":6.0,"ask":287.4,"ask_size":6.0,"iv":0.1271,"open_interest":40.0,"volume":0.0,"delta":-0.8482,"gamma":0.001,"vega":4.7247,"theta":-0.8742,"rho":-5.0111,"theo":283.561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":224.6,"last_trade_time":"2026-01-30T09:43:44","percent_change":0.0,"prev_day_close":263.300003051758},{"option":"SPXW260320C07140000","bid":17.5,"bid_size":11.0,"ask":18.2,"ask_size":29.0,"iv":0.1262,"open_interest":442.0,"volume":16.0,"delta":0.1462,"gamma":0.0009,"vega":4.6152,"theta":-0.9432,"rho":0.8015,"theo":17.9004,"change":1.51,"open":22.72,"high":22.95,"low":18.4,"tick":"up","last_trade_price":19.41,"last_trade_time":"2026-02-18T16:11:22","percent_change":8.43576,"prev_day_close":18.8000001907349},{"option":"SPXW260320P07140000","bid":283.7,"bid_size":6.0,"ask":290.5,"ask_size":3.0,"iv":0.1256,"open_interest":43.0,"volume":0.0,"delta":-0.8539,"gamma":0.0009,"vega":4.6152,"theta":-0.8432,"rho":-5.0466,"theo":287.5885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.8,"last_trade_time":"2026-01-21T10:07:50","percent_change":0.0,"prev_day_close":267.800003051758},{"option":"SPXW260320C07145000","bid":16.6,"bid_size":11.0,"ask":17.3,"ask_size":14.0,"iv":0.1257,"open_interest":166.0,"volume":33.0,"delta":0.1406,"gamma":0.0009,"vega":4.5044,"theta":-0.9143,"rho":0.7707,"theo":16.9847,"change":0.92,"open":21.3,"high":22.22,"low":17.92,"tick":"down","last_trade_price":17.92,"last_trade_time":"2026-02-18T14:55:41","percent_change":5.41176,"prev_day_close":17.9499998092651},{"option":"SPXW260320P07145000","bid":287.8,"bid_size":6.0,"ask":295.4,"ask_size":6.0,"iv":0.1262,"open_interest":41.0,"volume":0.0,"delta":-0.8594,"gamma":0.0009,"vega":4.5044,"theta":-0.8125,"rho":-5.0815,"theo":291.6555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.4,"last_trade_time":"2026-01-28T10:35:58","percent_change":0.0,"prev_day_close":271.050003051758},{"option":"SPXW260320C07150000","bid":15.7,"bid_size":56.0,"ask":16.4,"ask_size":55.0,"iv":0.1251,"open_interest":1188.0,"volume":171.0,"delta":0.1352,"gamma":0.0009,"vega":4.3929,"theta":-0.8858,"rho":0.7408,"theo":16.1077,"change":1.78,"open":17.3,"high":21.54,"low":16.1,"tick":"down","last_trade_price":17.98,"last_trade_time":"2026-02-18T15:59:29","percent_change":10.9877,"prev_day_close":17.0},{"option":"SPXW260320P07150000","bid":292.3,"bid_size":3.0,"ask":298.9,"ask_size":3.0,"iv":0.1248,"open_interest":56.0,"volume":0.0,"delta":-0.8648,"gamma":0.0009,"vega":4.3929,"theta":-0.7821,"rho":-5.1155,"theo":295.7613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":339.26,"last_trade_time":"2026-02-05T10:01:51","percent_change":0.0,"prev_day_close":275.800003051758},{"option":"SPXW260320C07155000","bid":15.1,"bid_size":15.0,"ask":15.6,"ask_size":30.0,"iv":0.1249,"open_interest":342.0,"volume":19.0,"delta":0.1299,"gamma":0.0009,"vega":4.2816,"theta":-0.8576,"rho":0.712,"theo":15.2686,"change":1.2,"open":19.75,"high":19.82,"low":15.35,"tick":"up","last_trade_price":16.55,"last_trade_time":"2026-02-18T16:11:22","percent_change":7.81759,"prev_day_close":16.0000004768372},{"option":"SPXW260320P07155000","bid":296.0,"bid_size":6.0,"ask":303.8,"ask_size":6.0,"iv":0.125,"open_interest":8.0,"volume":0.0,"delta":-0.8701,"gamma":0.0009,"vega":4.2816,"theta":-0.7521,"rho":-5.1484,"theo":299.905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":217.8,"last_trade_time":"2026-01-28T11:31:49","percent_change":0.0,"prev_day_close":279.449996948242},{"option":"SPXW260320C07160000","bid":14.3,"bid_size":15.0,"ask":14.8,"ask_size":51.0,"iv":0.1244,"open_interest":343.0,"volume":114.0,"delta":0.1248,"gamma":0.0008,"vega":4.1713,"theta":-0.8299,"rho":0.6842,"theo":14.4665,"change":1.51,"open":15.0,"high":19.07,"low":15.0,"tick":"down","last_trade_price":16.11,"last_trade_time":"2026-02-18T15:59:29","percent_change":10.3425,"prev_day_close":15.1999998092651},{"option":"SPXW260320P07160000","bid":300.3,"bid_size":3.0,"ask":307.0,"ask_size":3.0,"iv":0.1233,"open_interest":22.0,"volume":0.0,"delta":-0.8752,"gamma":0.0008,"vega":4.1713,"theta":-0.7225,"rho":-5.1803,"theo":304.0856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.4,"last_trade_time":"2026-02-02T12:01:13","percent_change":0.0,"prev_day_close":284.099990844727},{"option":"SPXW260320C07165000","bid":13.6,"bid_size":15.0,"ask":14.0,"ask_size":32.0,"iv":0.1239,"open_interest":236.0,"volume":43.0,"delta":0.1198,"gamma":0.0008,"vega":4.0622,"theta":-0.8026,"rho":0.657,"theo":13.7004,"change":2.05,"open":17.19,"high":17.8,"low":15.85,"tick":"down","last_trade_price":15.85,"last_trade_time":"2026-02-18T14:28:23","percent_change":14.8551,"prev_day_close":14.4000000953674},{"option":"SPXW260320P07165000","bid":304.5,"bid_size":6.0,"ask":312.1,"ask_size":6.0,"iv":0.1243,"open_interest":6.0,"volume":0.0,"delta":-0.8802,"gamma":0.0008,"vega":4.0622,"theta":-0.6934,"rho":-5.2115,"theo":308.3023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.0,"last_trade_time":"2026-01-28T11:22:00","percent_change":0.0,"prev_day_close":287.600006103516},{"option":"SPXW260320C07170000","bid":12.9,"bid_size":15.0,"ask":13.3,"ask_size":55.0,"iv":0.1234,"open_interest":530.0,"volume":25.0,"delta":0.1149,"gamma":0.0008,"vega":3.9542,"theta":-0.7758,"rho":0.6304,"theo":12.9698,"change":0.6,"open":16.3,"high":17.17,"low":13.75,"tick":"down","last_trade_price":13.75,"last_trade_time":"2026-02-18T14:55:41","percent_change":4.56274,"prev_day_close":13.5999999046326},{"option":"SPXW260320P07170000","bid":309.0,"bid_size":3.0,"ask":315.9,"ask_size":3.0,"iv":0.1229,"open_interest":35.0,"volume":0.0,"delta":-0.8851,"gamma":0.0008,"vega":3.9542,"theta":-0.6647,"rho":-5.2423,"theo":312.5545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":226.4,"last_trade_time":"2026-01-28T11:34:15","percent_change":0.0,"prev_day_close":292.449996948242},{"option":"SPXW260320C07175000","bid":12.2,"bid_size":15.0,"ask":12.6,"ask_size":56.0,"iv":0.123,"open_interest":342.0,"volume":47.0,"delta":0.1102,"gamma":0.0008,"vega":3.8467,"theta":-0.7495,"rho":0.6042,"theo":12.2743,"change":0.18,"open":13.14,"high":16.7,"low":12.5,"tick":"up","last_trade_price":12.68,"last_trade_time":"2026-02-18T15:38:55","percent_change":1.44,"prev_day_close":12.9000000953674},{"option":"SPXW260320P07175000","bid":313.4,"bid_size":3.0,"ask":320.3,"ask_size":3.0,"iv":0.1227,"open_interest":33.0,"volume":0.0,"delta":-0.8898,"gamma":0.0008,"vega":3.8467,"theta":-0.6366,"rho":-5.2726,"theo":316.8417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.0,"last_trade_time":"2026-01-13T10:28:15","percent_change":0.0,"prev_day_close":296.649993896484},{"option":"SPXW260320C07180000","bid":11.5,"bid_size":15.0,"ask":12.0,"ask_size":71.0,"iv":0.1226,"open_interest":211.0,"volume":81.0,"delta":0.1056,"gamma":0.0008,"vega":3.7395,"theta":-0.7238,"rho":0.5787,"theo":11.6131,"change":-0.15,"open":14.0,"high":15.39,"low":11.65,"tick":"no_change","last_trade_price":11.65,"last_trade_time":"2026-02-18T15:23:49","percent_change":-1.27118,"prev_day_close":12.25},{"option":"SPXW260320P07180000","bid":317.4,"bid_size":2.0,"ask":324.3,"ask_size":3.0,"iv":0.1218,"open_interest":14.0,"volume":0.0,"delta":-0.8944,"gamma":0.0008,"vega":3.7395,"theta":-0.609,"rho":-5.3022,"theo":321.1633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":223.8,"last_trade_time":"2026-01-27T11:45:43","percent_change":0.0,"prev_day_close":300.850006103516},{"option":"SPXW260320C07185000","bid":10.9,"bid_size":15.0,"ask":11.3,"ask_size":29.0,"iv":0.1222,"open_interest":689.0,"volume":606.0,"delta":0.1012,"gamma":0.0007,"vega":3.6328,"theta":-0.6987,"rho":0.5541,"theo":10.9853,"change":2.0,"open":14.61,"high":14.61,"low":10.85,"tick":"up","last_trade_price":11.87,"last_trade_time":"2026-02-18T16:10:22","percent_change":17.316,"prev_day_close":11.5499997138977},{"option":"SPXW260320P07185000","bid":321.7,"bid_size":2.0,"ask":329.5,"ask_size":2.0,"iv":0.1225,"open_interest":3.0,"volume":0.0,"delta":-0.8988,"gamma":0.0007,"vega":3.6328,"theta":-0.5821,"rho":-5.3309,"theo":325.5182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":273.42,"last_trade_time":"2026-02-06T15:35:54","percent_change":0.0,"prev_day_close":304.600006103516},{"option":"SPXW260320C07190000","bid":10.3,"bid_size":15.0,"ask":10.7,"ask_size":56.0,"iv":0.1218,"open_interest":323.0,"volume":42.0,"delta":0.0969,"gamma":0.0007,"vega":3.527,"theta":-0.6742,"rho":0.5306,"theo":10.3897,"change":0.34,"open":10.84,"high":13.65,"low":10.45,"tick":"up","last_trade_price":10.89,"last_trade_time":"2026-02-18T15:43:27","percent_change":3.22275,"prev_day_close":10.9500002861023},{"option":"SPXW260320P07190000","bid":326.1,"bid_size":2.0,"ask":333.1,"ask_size":3.0,"iv":0.1209,"open_interest":10.0,"volume":0.0,"delta":-0.9031,"gamma":0.0007,"vega":3.527,"theta":-0.5557,"rho":-5.3585,"theo":329.9054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.0,"last_trade_time":"2026-01-13T12:16:52","percent_change":0.0,"prev_day_close":309.5},{"option":"SPXW260320C07195000","bid":9.8,"bid_size":15.0,"ask":10.2,"ask_size":60.0,"iv":0.1214,"open_interest":583.0,"volume":513.0,"delta":0.0928,"gamma":0.0007,"vega":3.4231,"theta":-0.6503,"rho":0.5082,"theo":9.8249,"change":1.85,"open":10.15,"high":12.75,"low":9.75,"tick":"down","last_trade_price":10.67,"last_trade_time":"2026-02-18T16:10:22","percent_change":17.9612,"prev_day_close":10.2999997138977},{"option":"SPXW260320P07195000","bid":330.6,"bid_size":2.0,"ask":338.2,"ask_size":2.0,"iv":0.122,"open_interest":0.0,"volume":0.0,"delta":-0.9072,"gamma":0.0007,"vega":3.4231,"theta":-0.53,"rho":-5.385,"theo":334.3234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":313.349990844727},{"option":"SPXW260320C07200000","bid":9.2,"bid_size":30.0,"ask":9.7,"ask_size":120.0,"iv":0.1212,"open_interest":1966.0,"volume":260.0,"delta":0.0888,"gamma":0.0007,"vega":3.3214,"theta":-0.6271,"rho":0.4866,"theo":9.2899,"change":1.05,"open":9.65,"high":12.7,"low":9.24,"tick":"no_change","last_trade_price":10.55,"last_trade_time":"2026-02-18T15:55:10","percent_change":11.0526,"prev_day_close":9.75},{"option":"SPXW260320P07200000","bid":335.2,"bid_size":3.0,"ask":342.0,"ask_size":3.0,"iv":0.1203,"open_interest":39.0,"volume":0.0,"delta":-0.9112,"gamma":0.0007,"vega":3.3214,"theta":-0.5049,"rho":-5.4107,"theo":338.7712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":340.84,"last_trade_time":"2026-02-17T15:13:03","percent_change":0.0,"prev_day_close":318.149993896484},{"option":"SPXW260320C07205000","bid":8.7,"bid_size":15.0,"ask":9.1,"ask_size":45.0,"iv":0.1207,"open_interest":240.0,"volume":141.0,"delta":0.085,"gamma":0.0007,"vega":3.222,"theta":-0.6045,"rho":0.4656,"theo":8.7836,"change":0.47,"open":9.42,"high":12.2,"low":8.73,"tick":"no_change","last_trade_price":9.47,"last_trade_time":"2026-02-18T15:47:07","percent_change":5.22222,"prev_day_close":9.2000002861023},{"option":"SPXW260320P07205000","bid":339.5,"bid_size":2.0,"ask":347.1,"ask_size":2.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.9151,"gamma":0.0007,"vega":3.222,"theta":-0.4805,"rho":-5.4357,"theo":343.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":322.049987792969},{"option":"SPXW260320C07210000","bid":8.2,"bid_size":15.0,"ask":8.7,"ask_size":93.0,"iv":0.1205,"open_interest":359.0,"volume":83.0,"delta":0.0813,"gamma":0.0006,"vega":3.1246,"theta":-0.5826,"rho":0.4452,"theo":8.3052,"change":0.45,"open":8.7,"high":11.16,"low":8.25,"tick":"up","last_trade_price":9.05,"last_trade_time":"2026-02-18T15:52:03","percent_change":5.23256,"prev_day_close":8.7000002861023},{"option":"SPXW260320P07210000","bid":344.2,"bid_size":3.0,"ask":351.0,"ask_size":3.0,"iv":0.1196,"open_interest":1.0,"volume":0.0,"delta":-0.9188,"gamma":0.0006,"vega":3.1246,"theta":-0.4568,"rho":-5.4602,"theo":347.752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.1,"last_trade_time":"2026-01-05T14:03:24","percent_change":0.0,"prev_day_close":327.300003051758},{"option":"SPXW260320C07215000","bid":7.8,"bid_size":15.0,"ask":8.1,"ask_size":33.0,"iv":0.12,"open_interest":320.0,"volume":91.0,"delta":0.0777,"gamma":0.0006,"vega":3.029,"theta":-0.5614,"rho":0.4254,"theo":7.8537,"change":0.34,"open":8.47,"high":10.7,"low":8.25,"tick":"down","last_trade_price":8.44,"last_trade_time":"2026-02-18T15:04:21","percent_change":4.19753,"prev_day_close":8.2000002861023},{"option":"SPXW260320P07215000","bid":348.5,"bid_size":2.0,"ask":356.3,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9223,"gamma":0.0006,"vega":3.029,"theta":-0.4337,"rho":-5.4841,"theo":352.2833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":331.300003051758},{"option":"SPXW260320C07220000","bid":7.4,"bid_size":15.0,"ask":7.7,"ask_size":73.0,"iv":0.1199,"open_interest":362.0,"volume":19.0,"delta":0.0743,"gamma":0.0006,"vega":2.935,"theta":-0.541,"rho":0.4065,"theo":7.4281,"change":2.25,"open":8.84,"high":10.0,"low":8.84,"tick":"up","last_trade_price":9.95,"last_trade_time":"2026-02-18T12:06:49","percent_change":29.2208,"prev_day_close":7.70000004768372},{"option":"SPXW260320P07220000","bid":353.3,"bid_size":3.0,"ask":360.4,"ask_size":3.0,"iv":0.1196,"open_interest":2.0,"volume":0.0,"delta":-0.9257,"gamma":0.0006,"vega":2.935,"theta":-0.4114,"rho":-5.5071,"theo":356.8404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":375.44,"last_trade_time":"2025-12-19T15:11:35","percent_change":0.0,"prev_day_close":336.199996948242},{"option":"SPXW260320C07225000","bid":7.0,"bid_size":15.0,"ask":7.3,"ask_size":90.0,"iv":0.1194,"open_interest":551.0,"volume":108.0,"delta":0.0711,"gamma":0.0006,"vega":2.8427,"theta":-0.5212,"rho":0.3885,"theo":7.0272,"change":-0.12,"open":7.37,"high":9.47,"low":7.18,"tick":"no_change","last_trade_price":7.18,"last_trade_time":"2026-02-18T15:40:24","percent_change":-1.64383,"prev_day_close":7.29999995231628},{"option":"SPXW260320P07225000","bid":357.7,"bid_size":2.0,"ask":364.6,"ask_size":3.0,"iv":0.1187,"open_interest":27.0,"volume":0.0,"delta":-0.929,"gamma":0.0006,"vega":2.8427,"theta":-0.3898,"rho":-5.5292,"theo":361.4222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.14,"last_trade_time":"2026-02-10T11:18:42","percent_change":0.0,"prev_day_close":340.599990844727},{"option":"SPXW260320C07230000","bid":6.6,"bid_size":15.0,"ask":6.9,"ask_size":73.0,"iv":0.1193,"open_interest":319.0,"volume":43.0,"delta":0.068,"gamma":0.0006,"vega":2.7526,"theta":-0.5021,"rho":0.3715,"theo":6.6495,"change":0.5,"open":7.22,"high":8.9,"low":7.08,"tick":"up","last_trade_price":7.4,"last_trade_time":"2026-02-18T15:53:37","percent_change":7.24638,"prev_day_close":6.90000009536743},{"option":"SPXW260320P07230000","bid":362.5,"bid_size":3.0,"ask":369.6,"ask_size":3.0,"iv":0.1192,"open_interest":2.0,"volume":0.0,"delta":-0.9321,"gamma":0.0006,"vega":2.7526,"theta":-0.3688,"rho":-5.5503,"theo":366.0273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":382.94,"last_trade_time":"2025-12-19T15:11:35","percent_change":0.0,"prev_day_close":345.300003051758},{"option":"SPXW260320C07240000","bid":5.9,"bid_size":15.0,"ask":6.2,"ask_size":98.0,"iv":0.1189,"open_interest":309.0,"volume":57.0,"delta":0.0621,"gamma":0.0005,"vega":2.5803,"theta":-0.466,"rho":0.3398,"theo":5.9592,"change":0.4,"open":7.0,"high":8.02,"low":6.5,"tick":"up","last_trade_price":6.6,"last_trade_time":"2026-02-18T15:53:37","percent_change":6.45161,"prev_day_close":6.09999990463257},{"option":"SPXW260320P07240000","bid":371.5,"bid_size":4.0,"ask":378.9,"ask_size":3.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9379,"gamma":0.0005,"vega":2.5803,"theta":-0.329,"rho":-5.5901,"theo":375.3026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":354.549987792969},{"option":"SPXW260320C07250000","bid":5.2,"bid_size":68.0,"ask":5.6,"ask_size":176.0,"iv":0.1185,"open_interest":1872.0,"volume":176.0,"delta":0.0568,"gamma":0.0005,"vega":2.4188,"theta":-0.4327,"rho":0.3106,"theo":5.3488,"change":0.35,"open":5.43,"high":7.23,"low":5.4,"tick":"no_change","last_trade_price":5.9,"last_trade_time":"2026-02-18T15:59:30","percent_change":6.30631,"prev_day_close":5.5},{"option":"SPXW260320P07250000","bid":381.0,"bid_size":3.0,"ask":388.3,"ask_size":3.0,"iv":0.1187,"open_interest":48.0,"volume":0.0,"delta":-0.9432,"gamma":0.0005,"vega":2.4188,"theta":-0.292,"rho":-5.6276,"theo":384.6576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":357.17,"last_trade_time":"2026-02-04T11:57:50","percent_change":0.0,"prev_day_close":363.899993896484},{"option":"SPXW260320C07260000","bid":4.8,"bid_size":15.0,"ask":5.0,"ask_size":152.0,"iv":0.1185,"open_interest":347.0,"volume":82.0,"delta":0.052,"gamma":0.0005,"vega":2.2667,"theta":-0.402,"rho":0.2837,"theo":4.8105,"change":0.2,"open":4.83,"high":6.3,"low":4.83,"tick":"down","last_trade_price":5.2,"last_trade_time":"2026-02-18T15:59:30","percent_change":4.0,"prev_day_close":4.90000009536743},{"option":"SPXW260320P07260000","bid":390.4,"bid_size":3.0,"ask":397.5,"ask_size":3.0,"iv":0.1179,"open_interest":2.0,"volume":0.0,"delta":-0.9481,"gamma":0.0005,"vega":2.2667,"theta":-0.2576,"rho":-5.6627,"theo":394.0849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":344.25,"last_trade_time":"2026-01-05T14:03:24","percent_change":0.0,"prev_day_close":373.25},{"option":"SPXW260320C07270000","bid":4.3,"bid_size":15.0,"ask":4.5,"ask_size":116.0,"iv":0.1183,"open_interest":244.0,"volume":33.0,"delta":0.0476,"gamma":0.0004,"vega":2.1234,"theta":-0.3738,"rho":0.2597,"theo":4.3363,"change":0.2,"open":5.3,"high":5.8,"low":4.7,"tick":"no_change","last_trade_price":4.7,"last_trade_time":"2026-02-18T15:59:30","percent_change":4.44444,"prev_day_close":4.35000014305115},{"option":"SPXW260320P07270000","bid":399.7,"bid_size":2.0,"ask":406.8,"ask_size":3.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9524,"gamma":0.0004,"vega":2.1234,"theta":-0.2257,"rho":-5.6948,"theo":403.5762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":382.599990844727},{"option":"SPXW260320C07275000","bid":4.0,"bid_size":15.0,"ask":4.3,"ask_size":214.0,"iv":0.1181,"open_interest":1112.0,"volume":23.0,"delta":0.0456,"gamma":0.0004,"vega":2.0553,"theta":-0.3606,"rho":0.2487,"theo":4.1206,"change":0.95,"open":4.6,"high":5.5,"low":4.57,"tick":"no_change","last_trade_price":5.15,"last_trade_time":"2026-02-18T13:07:57","percent_change":22.619,"prev_day_close":4.09999990463257},{"option":"SPXW260320P07275000","bid":404.6,"bid_size":3.0,"ask":411.7,"ask_size":3.0,"iv":0.1174,"open_interest":18.0,"volume":0.0,"delta":-0.9545,"gamma":0.0004,"vega":2.0553,"theta":-0.2107,"rho":-5.7099,"theo":408.3432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.83,"last_trade_time":"2026-02-17T14:36:09","percent_change":0.0,"prev_day_close":387.400009155273},{"option":"SPXW260320C07280000","bid":3.8,"bid_size":15.0,"ask":4.1,"ask_size":179.0,"iv":0.1181,"open_interest":190.0,"volume":54.0,"delta":0.0436,"gamma":0.0004,"vega":1.9897,"theta":-0.3479,"rho":0.2382,"theo":3.9179,"change":0.1,"open":4.3,"high":5.0,"low":4.1,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-18T15:52:47","percent_change":2.5,"prev_day_close":3.89999997615814},{"option":"SPXW260320P07280000","bid":409.3,"bid_size":2.0,"ask":416.4,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9564,"gamma":0.0004,"vega":1.9897,"theta":-0.1962,"rho":-5.7245,"theo":413.1233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":392.049987792969},{"option":"SPXW260320C07290000","bid":3.4,"bid_size":15.0,"ask":3.7,"ask_size":188.0,"iv":0.118,"open_interest":160.0,"volume":53.0,"delta":0.0401,"gamma":0.0004,"vega":1.8659,"theta":-0.3243,"rho":0.2186,"theo":3.5485,"change":0.9,"open":3.7,"high":4.5,"low":3.7,"tick":"no_change","last_trade_price":4.5,"last_trade_time":"2026-02-18T12:05:10","percent_change":25.0,"prev_day_close":3.5},{"option":"SPXW260320P07290000","bid":419.0,"bid_size":2.0,"ask":425.9,"ask_size":2.0,"iv":0.1166,"open_interest":0.0,"volume":0.0,"delta":-0.96,"gamma":0.0004,"vega":1.8659,"theta":-0.1688,"rho":-5.7522,"theo":422.7195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":401.850006103516},{"option":"SPXW260320C07300000","bid":3.1,"bid_size":15.0,"ask":3.3,"ask_size":174.0,"iv":0.118,"open_interest":3782.0,"volume":125.0,"delta":0.0368,"gamma":0.0004,"vega":1.751,"theta":-0.3026,"rho":0.2007,"theo":3.2225,"change":0.0,"open":3.3,"high":4.2,"low":3.1,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-18T15:56:49","percent_change":-2.16744e-6,"prev_day_close":3.10000002384186},{"option":"SPXW260320P07300000","bid":428.6,"bid_size":2.0,"ask":436.2,"ask_size":3.0,"iv":0.1187,"open_interest":171.0,"volume":0.0,"delta":-0.9632,"gamma":0.0004,"vega":1.751,"theta":-0.1435,"rho":-5.7784,"theo":432.359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":481.57,"last_trade_time":"2026-02-17T09:52:16","percent_change":0.0,"prev_day_close":411.5},{"option":"SPXW260320C07310000","bid":2.8,"bid_size":15.0,"ask":3.0,"ask_size":179.0,"iv":0.1181,"open_interest":265.0,"volume":45.0,"delta":0.0339,"gamma":0.0003,"vega":1.644,"theta":-0.2829,"rho":0.1845,"theo":2.9344,"change":0.19,"open":3.0,"high":3.66,"low":3.0,"tick":"no_change","last_trade_price":3.19,"last_trade_time":"2026-02-18T14:18:01","percent_change":6.33333,"prev_day_close":2.79999995231628},{"option":"SPXW260320P07310000","bid":438.1,"bid_size":3.0,"ask":445.4,"ask_size":2.0,"iv":0.1174,"open_interest":9.0,"volume":0.0,"delta":-0.9661,"gamma":0.0003,"vega":1.644,"theta":-0.12,"rho":-5.8027,"theo":442.0364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":518.3,"last_trade_time":"2026-02-17T10:42:05","percent_change":0.0,"prev_day_close":421.399993896484},{"option":"SPXW260320C07320000","bid":2.5,"bid_size":15.0,"ask":2.7,"ask_size":188.0,"iv":0.118,"open_interest":244.0,"volume":23.0,"delta":0.0313,"gamma":0.0003,"vega":1.5442,"theta":-0.2648,"rho":0.1702,"theo":2.6788,"change":0.175,"open":3.08,"high":3.2,"low":2.85,"tick":"no_change","last_trade_price":2.85,"last_trade_time":"2026-02-18T14:18:01","percent_change":6.54206,"prev_day_close":2.52499997615814},{"option":"SPXW260320P07320000","bid":447.8,"bid_size":1.0,"ask":455.0,"ask_size":2.0,"iv":0.1171,"open_interest":1.0,"volume":0.0,"delta":-0.9688,"gamma":0.0003,"vega":1.5442,"theta":-0.0982,"rho":-5.8253,"theo":451.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.71,"last_trade_time":"2026-02-17T14:36:09","percent_change":0.0,"prev_day_close":430.600006103516},{"option":"SPXW260320C07325000","bid":2.4,"bid_size":15.0,"ask":2.6,"ask_size":247.0,"iv":0.1183,"open_interest":1573.0,"volume":1551.0,"delta":0.0301,"gamma":0.0003,"vega":1.4971,"theta":-0.2563,"rho":0.1636,"theo":2.5618,"change":-0.025,"open":2.7,"high":3.11,"low":2.55,"tick":"no_change","last_trade_price":2.55,"last_trade_time":"2026-02-18T15:55:55","percent_change":-0.970876,"prev_day_close":2.39999997615814},{"option":"SPXW260320P07325000","bid":452.8,"bid_size":2.0,"ask":459.8,"ask_size":2.0,"iv":0.1167,"open_interest":3.0,"volume":0.0,"delta":-0.97,"gamma":0.0003,"vega":1.4971,"theta":-0.0879,"rho":-5.836,"theo":456.6121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":504.87,"last_trade_time":"2026-02-17T09:52:16","percent_change":0.0,"prev_day_close":435.600006103516},{"option":"SPXW260320C07330000","bid":2.3,"bid_size":15.0,"ask":2.45,"ask_size":144.0,"iv":0.1181,"open_interest":115.0,"volume":22.0,"delta":0.0289,"gamma":0.0003,"vega":1.4517,"theta":-0.2482,"rho":0.1572,"theo":2.4513,"change":-0.105,"open":2.72,"high":2.72,"low":2.32,"tick":"down","last_trade_price":2.32,"last_trade_time":"2026-02-18T15:48:05","percent_change":-4.3299,"prev_day_close":2.27499997615814},{"option":"SPXW260320P07330000","bid":457.5,"bid_size":1.0,"ask":464.7,"ask_size":2.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9712,"gamma":0.0003,"vega":1.4517,"theta":-0.0779,"rho":-5.8464,"theo":461.4843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.550003051758},{"option":"SPXW260320C07340000","bid":2.05,"bid_size":15.0,"ask":2.25,"ask_size":196.0,"iv":0.1185,"open_interest":166.0,"volume":4.0,"delta":0.0267,"gamma":0.0003,"vega":1.366,"theta":-0.2329,"rho":0.1454,"theo":2.2481,"change":0.07,"open":2.6,"high":2.6,"low":2.27,"tick":"down","last_trade_price":2.27,"last_trade_time":"2026-02-18T14:52:57","percent_change":3.18182,"prev_day_close":2.07500004768372},{"option":"SPXW260320P07340000","bid":467.4,"bid_size":2.0,"ask":474.6,"ask_size":2.0,"iv":0.1181,"open_interest":0.0,"volume":0.0,"delta":-0.9733,"gamma":0.0003,"vega":1.366,"theta":-0.059,"rho":-5.8665,"theo":471.2467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.300003051758},{"option":"SPXW260320C07350000","bid":1.85,"bid_size":15.0,"ask":2.05,"ask_size":179.0,"iv":0.1187,"open_interest":902.0,"volume":25.0,"delta":0.0248,"gamma":0.0002,"vega":1.2865,"theta":-0.2188,"rho":0.1344,"theo":2.0664,"change":0.275,"open":2.0,"high":2.32,"low":2.0,"tick":"up","last_trade_price":2.3,"last_trade_time":"2026-02-18T13:39:03","percent_change":13.5802,"prev_day_close":1.875},{"option":"SPXW260320P07350000","bid":477.1,"bid_size":2.0,"ask":484.4,"ask_size":2.0,"iv":0.1181,"open_interest":25.0,"volume":0.0,"delta":-0.9753,"gamma":0.0002,"vega":1.2865,"theta":-0.0412,"rho":-5.8856,"theo":481.0305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":368.09,"last_trade_time":"2026-02-10T11:29:30","percent_change":0.0,"prev_day_close":460.050003051758},{"option":"SPXW260320C07360000","bid":1.7,"bid_size":15.0,"ask":1.85,"ask_size":156.0,"iv":0.119,"open_interest":669.0,"volume":6.0,"delta":0.023,"gamma":0.0002,"vega":1.2123,"theta":-0.2059,"rho":0.1245,"theo":1.9033,"change":-0.17,"open":1.82,"high":1.82,"low":1.68,"tick":"down","last_trade_price":1.68,"last_trade_time":"2026-02-18T15:37:19","percent_change":-9.18919,"prev_day_close":1.69999998807907},{"option":"SPXW260320P07360000","bid":486.8,"bid_size":1.0,"ask":494.1,"ask_size":2.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9771,"gamma":0.0002,"vega":1.2123,"theta":-0.0246,"rho":-5.9037,"theo":490.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":469.850006103516},{"option":"SPXW260320C07370000","bid":1.55,"bid_size":15.0,"ask":1.7,"ask_size":190.0,"iv":0.1194,"open_interest":159.0,"volume":5.0,"delta":0.0213,"gamma":0.0002,"vega":1.143,"theta":-0.1939,"rho":0.1155,"theo":1.7564,"change":0.235,"open":1.67,"high":1.91,"low":1.67,"tick":"up","last_trade_price":1.91,"last_trade_time":"2026-02-18T11:22:04","percent_change":14.0299,"prev_day_close":1.52500003576279},{"option":"SPXW260320P07370000","bid":496.7,"bid_size":2.0,"ask":503.9,"ask_size":2.0,"iv":0.118,"open_interest":1.0,"volume":0.0,"delta":-0.9787,"gamma":0.0002,"vega":1.143,"theta":-0.0089,"rho":-5.9208,"theo":500.6516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":423.27,"last_trade_time":"2026-01-08T11:02:39","percent_change":0.0,"prev_day_close":479.649993896484},{"option":"SPXW260320C07375000","bid":1.45,"bid_size":15.0,"ask":1.65,"ask_size":191.0,"iv":0.1195,"open_interest":359.0,"volume":20.0,"delta":0.0206,"gamma":0.0002,"vega":1.1101,"theta":-0.1883,"rho":0.1114,"theo":1.6883,"change":-0.015,"open":1.6,"high":1.82,"low":1.6,"tick":"down","last_trade_price":1.61,"last_trade_time":"2026-02-18T14:49:21","percent_change":-0.923077,"prev_day_close":1.47499996423721},{"option":"SPXW260320P07375000","bid":501.6,"bid_size":2.0,"ask":508.8,"ask_size":2.0,"iv":0.118,"open_interest":10.0,"volume":0.0,"delta":-0.9795,"gamma":0.0002,"vega":1.1101,"theta":-0.0014,"rho":-5.9291,"theo":505.5662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":581.89,"last_trade_time":"2026-02-17T10:42:05","percent_change":0.0,"prev_day_close":484.550003051758},{"option":"SPXW260320C07380000","bid":1.4,"bid_size":15.0,"ask":1.6,"ask_size":192.0,"iv":0.1199,"open_interest":127.0,"volume":1.0,"delta":0.0198,"gamma":0.0002,"vega":1.0783,"theta":-0.1828,"rho":0.1074,"theo":1.6235,"change":0.03,"open":1.58,"high":1.58,"low":1.58,"tick":"down","last_trade_price":1.58,"last_trade_time":"2026-02-18T09:56:19","percent_change":1.93548,"prev_day_close":1.42500001192093},{"option":"SPXW260320P07380000","bid":506.5,"bid_size":3.0,"ask":513.7,"ask_size":2.0,"iv":0.1186,"open_interest":1.0,"volume":0.0,"delta":-0.9802,"gamma":0.0002,"vega":1.0783,"theta":0.0,"rho":-5.9371,"theo":510.4842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":431.82,"last_trade_time":"2026-01-08T11:02:39","percent_change":0.0,"prev_day_close":489.449996948242},{"option":"SPXW260320C07390000","bid":1.25,"bid_size":15.0,"ask":1.45,"ask_size":196.0,"iv":0.12,"open_interest":337.0,"volume":0.0,"delta":0.0184,"gamma":0.0002,"vega":1.0178,"theta":-0.1725,"rho":0.1,"theo":1.5029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.01,"last_trade_time":"2026-02-13T13:05:28","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260320P07390000","bid":516.4,"bid_size":2.0,"ask":523.6,"ask_size":2.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.9816,"gamma":0.0002,"vega":1.0178,"theta":0.0,"rho":-5.9528,"theo":520.3291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.300003051758},{"option":"SPXW260320C07400000","bid":1.15,"bid_size":15.0,"ask":1.35,"ask_size":200.0,"iv":0.1206,"open_interest":1846.0,"volume":101.0,"delta":0.0172,"gamma":0.0002,"vega":0.9614,"theta":-0.1629,"rho":0.0931,"theo":1.3933,"change":-0.11,"open":1.32,"high":1.55,"low":1.15,"tick":"down","last_trade_price":1.19,"last_trade_time":"2026-02-18T15:37:13","percent_change":-8.46154,"prev_day_close":1.17500001192093},{"option":"SPXW260320P07400000","bid":526.2,"bid_size":3.0,"ask":533.4,"ask_size":2.0,"iv":0.1193,"open_interest":156.0,"volume":0.0,"delta":-0.9829,"gamma":0.0002,"vega":0.9614,"theta":0.0,"rho":-5.9679,"theo":530.185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.08,"last_trade_time":"2026-01-28T13:04:00","percent_change":0.0,"prev_day_close":509.149993896484},{"option":"SPXW260320C07410000","bid":1.05,"bid_size":15.0,"ask":1.25,"ask_size":204.0,"iv":0.1211,"open_interest":96.0,"volume":5.0,"delta":0.016,"gamma":0.0002,"vega":0.9086,"theta":-0.154,"rho":0.0866,"theo":1.2935,"change":0.2,"open":1.4,"high":1.4,"low":1.4,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-18T12:18:34","percent_change":16.6667,"prev_day_close":1.07499998807907},{"option":"SPXW260320P07410000","bid":536.1,"bid_size":2.0,"ask":543.3,"ask_size":2.0,"iv":0.1195,"open_interest":5.0,"volume":5.0,"delta":-0.984,"gamma":0.0002,"vega":0.9086,"theta":0.0,"rho":-5.9825,"theo":540.0507,"change":-53.45,"open":491.5,"high":491.5,"low":491.5,"tick":"down","last_trade_price":491.5,"last_trade_time":"2026-02-18T12:18:27","percent_change":-9.80824,"prev_day_close":519.0},{"option":"SPXW260320C07420000","bid":0.95,"bid_size":15.0,"ask":1.15,"ask_size":178.0,"iv":0.1214,"open_interest":161.0,"volume":3.0,"delta":0.015,"gamma":0.0002,"vega":0.8592,"theta":-0.1456,"rho":0.0808,"theo":1.2025,"change":-0.005,"open":1.12,"high":1.12,"low":1.12,"tick":"down","last_trade_price":1.12,"last_trade_time":"2026-02-18T09:59:58","percent_change":-0.444444,"prev_day_close":0.999999970197678},{"option":"SPXW260320P07420000","bid":546.0,"bid_size":2.0,"ask":553.2,"ask_size":2.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.9851,"gamma":0.0002,"vega":0.8592,"theta":0.0,"rho":-5.9966,"theo":549.9253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.899993896484},{"option":"SPXW260320C07425000","bid":0.95,"bid_size":15.0,"ask":1.15,"ask_size":228.0,"iv":0.1224,"open_interest":262.0,"volume":23.0,"delta":0.0144,"gamma":0.0001,"vega":0.8357,"theta":-0.1417,"rho":0.078,"theo":1.16,"change":0.175,"open":1.09,"high":1.25,"low":1.09,"tick":"up","last_trade_price":1.25,"last_trade_time":"2026-02-18T12:18:34","percent_change":16.2791,"prev_day_close":0.974999964237213},{"option":"SPXW260320P07425000","bid":550.9,"bid_size":2.0,"ask":558.2,"ask_size":2.0,"iv":0.1207,"open_interest":13.0,"volume":5.0,"delta":-0.9856,"gamma":0.0001,"vega":0.8357,"theta":0.0,"rho":-6.0034,"theo":554.8655,"change":-53.49,"open":506.16,"high":506.16,"low":506.16,"tick":"up","last_trade_price":506.16,"last_trade_time":"2026-02-18T12:18:27","percent_change":-9.55776,"prev_day_close":533.799987792969},{"option":"SPXW260320C07430000","bid":0.9,"bid_size":15.0,"ask":1.1,"ask_size":226.0,"iv":0.1225,"open_interest":210.0,"volume":4.0,"delta":0.014,"gamma":0.0001,"vega":0.8129,"theta":-0.1378,"rho":0.0754,"theo":1.1193,"change":-0.005,"open":1.02,"high":1.02,"low":1.02,"tick":"no_change","last_trade_price":1.02,"last_trade_time":"2026-02-18T09:59:58","percent_change":-0.487805,"prev_day_close":0.925000011920929},{"option":"SPXW260320P07430000","bid":555.8,"bid_size":3.0,"ask":563.3,"ask_size":2.0,"iv":0.1227,"open_interest":1.0,"volume":0.0,"delta":-0.9861,"gamma":0.0001,"vega":0.8129,"theta":0.0,"rho":-6.0101,"theo":559.8076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":469.11,"last_trade_time":"2026-01-22T12:50:31","percent_change":0.0,"prev_day_close":539.0},{"option":"SPXW260320C07440000","bid":0.8,"bid_size":50.0,"ask":1.0,"ask_size":206.0,"iv":0.1226,"open_interest":153.0,"volume":0.0,"delta":0.0131,"gamma":0.0001,"vega":0.7694,"theta":-0.1306,"rho":0.0705,"theo":1.0432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.99,"last_trade_time":"2026-02-17T09:58:08","percent_change":0.0,"prev_day_close":0.849999994039536},{"option":"SPXW260320P07440000","bid":565.7,"bid_size":3.0,"ask":573.2,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.987,"gamma":0.0001,"vega":0.7694,"theta":0.0,"rho":-6.0232,"theo":569.697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.700012207031},{"option":"SPXW260320C07450000","bid":0.75,"bid_size":15.0,"ask":0.95,"ask_size":218.0,"iv":0.1235,"open_interest":891.0,"volume":2.0,"delta":0.0122,"gamma":0.0001,"vega":0.7286,"theta":-0.1238,"rho":0.066,"theo":0.9733,"change":0.095,"open":0.9,"high":0.97,"low":0.9,"tick":"up","last_trade_price":0.97,"last_trade_time":"2026-02-18T10:39:43","percent_change":10.8571,"prev_day_close":0.824999988079071},{"option":"SPXW260320P07450000","bid":575.6,"bid_size":3.0,"ask":582.9,"ask_size":2.0,"iv":0.1222,"open_interest":60.0,"volume":0.0,"delta":-0.9878,"gamma":0.0001,"vega":0.7286,"theta":0.0,"rho":-6.0358,"theo":579.5927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":451.13,"last_trade_time":"2026-01-27T10:03:54","percent_change":0.0,"prev_day_close":558.350006103516},{"option":"SPXW260320C07460000","bid":0.7,"bid_size":15.0,"ask":0.9,"ask_size":237.0,"iv":0.1243,"open_interest":107.0,"volume":4.0,"delta":0.0114,"gamma":0.0001,"vega":0.6903,"theta":-0.1174,"rho":0.0618,"theo":0.9092,"change":0.1,"open":0.95,"high":0.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T12:16:44","percent_change":11.7647,"prev_day_close":0.75},{"option":"SPXW260320P07460000","bid":585.5,"bid_size":3.0,"ask":592.8,"ask_size":2.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":-0.9886,"gamma":0.0001,"vega":0.6903,"theta":0.0,"rho":-6.0482,"theo":589.494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.5},{"option":"SPXW260320C07470000","bid":0.65,"bid_size":15.0,"ask":0.85,"ask_size":239.0,"iv":0.1251,"open_interest":42.0,"volume":0.0,"delta":0.0107,"gamma":0.0001,"vega":0.6545,"theta":-0.1114,"rho":0.0579,"theo":0.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-13T10:31:28","percent_change":0.0,"prev_day_close":0.699999988079071},{"option":"SPXW260320P07470000","bid":595.5,"bid_size":2.0,"ask":602.8,"ask_size":2.0,"iv":0.124,"open_interest":0.0,"volume":0.0,"delta":-0.9893,"gamma":0.0001,"vega":0.6545,"theta":0.0,"rho":-6.0603,"theo":599.4007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.399993896484},{"option":"SPXW260320C07475000","bid":0.6,"bid_size":59.0,"ask":0.8,"ask_size":220.0,"iv":0.1249,"open_interest":141.0,"volume":2.0,"delta":0.0104,"gamma":0.0001,"vega":0.6374,"theta":-0.1086,"rho":0.056,"theo":0.8227,"change":0.1,"open":0.72,"high":0.85,"low":0.72,"tick":"up","last_trade_price":0.85,"last_trade_time":"2026-02-18T13:25:50","percent_change":13.3333,"prev_day_close":0.675000011920929},{"option":"SPXW260320P07475000","bid":600.5,"bid_size":2.0,"ask":607.7,"ask_size":2.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":-0.9896,"gamma":0.0001,"vega":0.6374,"theta":0.0,"rho":-6.0663,"theo":604.3559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.599975585938},{"option":"SPXW260320C07480000","bid":0.6,"bid_size":44.0,"ask":0.8,"ask_size":243.0,"iv":0.1258,"open_interest":77.0,"volume":2.0,"delta":0.0101,"gamma":0.0001,"vega":0.6209,"theta":-0.1059,"rho":0.0543,"theo":0.7963,"change":0.095,"open":0.82,"high":0.82,"low":0.82,"tick":"no_change","last_trade_price":0.82,"last_trade_time":"2026-02-18T12:53:33","percent_change":13.1034,"prev_day_close":0.650000005960464},{"option":"SPXW260320P07480000","bid":605.4,"bid_size":2.0,"ask":612.7,"ask_size":2.0,"iv":0.1243,"open_interest":0.0,"volume":0.0,"delta":-0.99,"gamma":0.0001,"vega":0.6209,"theta":0.0,"rho":-6.0722,"theo":609.3122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.599975585938},{"option":"SPXW260320C07490000","bid":0.55,"bid_size":45.0,"ask":0.75,"ask_size":232.0,"iv":0.1263,"open_interest":47.0,"volume":0.0,"delta":0.0095,"gamma":0.0001,"vega":0.5894,"theta":-0.1007,"rho":0.0509,"theo":0.7467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.67,"last_trade_time":"2026-02-17T09:30:05","percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260320P07490000","bid":615.2,"bid_size":1.0,"ask":623.0,"ask_size":1.0,"iv":0.1289,"open_interest":0.0,"volume":0.0,"delta":-0.9906,"gamma":0.0001,"vega":0.5894,"theta":0.0,"rho":-6.0837,"theo":619.2281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.350006103516},{"option":"SPXW260320C07500000","bid":0.5,"bid_size":59.0,"ask":0.7,"ask_size":235.0,"iv":0.1268,"open_interest":1533.0,"volume":2.0,"delta":0.0089,"gamma":0.0001,"vega":0.56,"theta":-0.0958,"rho":0.0478,"theo":0.7011,"change":0.05,"open":0.61,"high":0.7,"low":0.61,"tick":"up","last_trade_price":0.7,"last_trade_time":"2026-02-18T13:50:44","percent_change":7.69231,"prev_day_close":0.574999988079071},{"option":"SPXW260320P07500000","bid":625.2,"bid_size":1.0,"ask":632.8,"ask_size":1.0,"iv":0.1314,"open_interest":148.0,"volume":22.0,"delta":-0.9911,"gamma":0.0001,"vega":0.56,"theta":0.0,"rho":-6.095,"theo":629.148,"change":-47.12,"open":586.68,"high":586.68,"low":586.68,"tick":"no_change","last_trade_price":586.68,"last_trade_time":"2026-02-18T13:30:03","percent_change":-7.43452,"prev_day_close":608.75},{"option":"SPXW260320C07510000","bid":0.5,"bid_size":15.0,"ask":0.65,"ask_size":206.0,"iv":0.1279,"open_interest":56.0,"volume":0.0,"delta":0.0084,"gamma":0.0001,"vega":0.5323,"theta":-0.0913,"rho":0.045,"theo":0.6592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.24,"last_trade_time":"2026-02-12T11:36:14","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260320P07510000","bid":635.1,"bid_size":1.0,"ask":642.7,"ask_size":1.0,"iv":0.1317,"open_interest":7.0,"volume":0.0,"delta":-0.9917,"gamma":0.0001,"vega":0.5323,"theta":0.0,"rho":-6.106,"theo":639.0716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":523.32,"last_trade_time":"2026-01-13T10:18:42","percent_change":0.0,"prev_day_close":619.899993896484},{"option":"SPXW260320C07520000","bid":0.45,"bid_size":46.0,"ask":0.65,"ask_size":240.0,"iv":0.1289,"open_interest":134.0,"volume":0.0,"delta":0.0079,"gamma":0.0001,"vega":0.5064,"theta":-0.0871,"rho":0.0424,"theo":0.6206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.14,"last_trade_time":"2026-02-12T11:36:14","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPXW260320P07520000","bid":645.0,"bid_size":1.0,"ask":652.6,"ask_size":1.0,"iv":0.132,"open_interest":22.0,"volume":22.0,"delta":-0.9921,"gamma":0.0001,"vega":0.5064,"theta":0.0,"rho":-6.1167,"theo":648.9985,"change":-47.52,"open":606.53,"high":606.53,"low":606.53,"tick":"no_change","last_trade_price":606.53,"last_trade_time":"2026-02-18T13:30:03","percent_change":-7.2655,"prev_day_close":630.050018310547},{"option":"SPXW260320C07525000","bid":0.45,"bid_size":49.0,"ask":0.6,"ask_size":241.0,"iv":0.1291,"open_interest":268.0,"volume":1.0,"delta":0.0077,"gamma":0.0001,"vega":0.494,"theta":-0.085,"rho":0.0412,"theo":0.6024,"change":-0.03,"open":0.52,"high":0.52,"low":0.52,"tick":"down","last_trade_price":0.52,"last_trade_time":"2026-02-18T09:57:23","percent_change":-5.45454,"prev_day_close":0.5},{"option":"SPXW260320P07525000","bid":650.0,"bid_size":1.0,"ask":657.6,"ask_size":1.0,"iv":0.1332,"open_interest":2.0,"volume":2.0,"delta":-0.9924,"gamma":0.0001,"vega":0.494,"theta":0.0,"rho":-6.122,"theo":653.9631,"change":-51.19,"open":607.11,"high":607.11,"low":607.11,"tick":"down","last_trade_price":607.11,"last_trade_time":"2026-02-18T12:16:28","percent_change":-7.77609,"prev_day_close":633.699981689453},{"option":"SPXW260320C07530000","bid":0.4,"bid_size":62.0,"ask":0.6,"ask_size":243.0,"iv":0.1292,"open_interest":7.0,"volume":0.0,"delta":0.0074,"gamma":0.0001,"vega":0.4821,"theta":-0.0831,"rho":0.04,"theo":0.585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.8,"last_trade_time":"2026-02-10T14:55:29","percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260320P07530000","bid":655.0,"bid_size":1.0,"ask":662.6,"ask_size":1.0,"iv":0.1345,"open_interest":0.0,"volume":0.0,"delta":-0.9926,"gamma":0.0001,"vega":0.4821,"theta":0.0,"rho":-6.1273,"theo":658.9285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.649993896484},{"option":"SPXW260320C07540000","bid":0.4,"bid_size":48.0,"ask":0.55,"ask_size":216.0,"iv":0.1301,"open_interest":24.0,"volume":0.0,"delta":0.007,"gamma":0.0001,"vega":0.4593,"theta":-0.0794,"rho":0.0378,"theo":0.5522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-11T14:24:45","percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260320P07540000","bid":664.9,"bid_size":1.0,"ask":672.5,"ask_size":1.0,"iv":0.1346,"open_interest":1.0,"volume":1.0,"delta":-0.993,"gamma":0.0001,"vega":0.4593,"theta":0.0,"rho":-6.1377,"theo":668.8612,"change":-53.85,"open":620.05,"high":620.05,"low":620.05,"tick":"down","last_trade_price":620.05,"last_trade_time":"2026-02-18T12:12:41","percent_change":-7.9908,"prev_day_close":648.850006103516},{"option":"SPXW260320C07550000","bid":0.35,"bid_size":63.0,"ask":0.55,"ask_size":217.0,"iv":0.1309,"open_interest":373.0,"volume":0.0,"delta":0.0066,"gamma":0.0001,"vega":0.438,"theta":-0.0759,"rho":0.0357,"theo":0.522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-17T09:30:54","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260320P07550000","bid":674.8,"bid_size":1.0,"ask":682.6,"ask_size":1.0,"iv":0.1346,"open_interest":3.0,"volume":2.0,"delta":-0.9934,"gamma":0.0001,"vega":0.438,"theta":0.0,"rho":-6.148,"theo":678.7965,"change":-52.01,"open":631.54,"high":631.54,"low":631.54,"tick":"up","last_trade_price":631.54,"last_trade_time":"2026-02-18T12:16:28","percent_change":-7.60881,"prev_day_close":658.599975585938},{"option":"SPXW260320C07560000","bid":0.35,"bid_size":48.0,"ask":0.5,"ask_size":217.0,"iv":0.1317,"open_interest":53.0,"volume":0.0,"delta":0.0063,"gamma":0.0001,"vega":0.418,"theta":-0.0727,"rho":0.0338,"theo":0.4941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.8,"last_trade_time":"2026-02-09T15:01:11","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260320P07560000","bid":684.8,"bid_size":1.0,"ask":692.4,"ask_size":1.0,"iv":0.1372,"open_interest":4.0,"volume":4.0,"delta":-0.9937,"gamma":0.0001,"vega":0.418,"theta":0.0,"rho":-6.1581,"theo":688.7342,"change":-52.15,"open":641.3,"high":641.3,"low":641.3,"tick":"down","last_trade_price":641.3,"last_trade_time":"2026-02-18T12:13:42","percent_change":-7.52037,"prev_day_close":668.149993896484},{"option":"SPXW260320C07570000","bid":0.35,"bid_size":35.0,"ask":0.5,"ask_size":247.0,"iv":0.1332,"open_interest":131.0,"volume":2.0,"delta":0.006,"gamma":0.0001,"vega":0.3989,"theta":-0.0695,"rho":0.0319,"theo":0.4671,"change":0.045,"open":0.47,"high":0.47,"low":0.47,"tick":"no_change","last_trade_price":0.47,"last_trade_time":"2026-02-18T12:53:33","percent_change":10.5882,"prev_day_close":0.399999991059303},{"option":"SPXW260320P07570000","bid":694.7,"bid_size":1.0,"ask":702.5,"ask_size":1.0,"iv":0.137,"open_interest":4.0,"volume":4.0,"delta":-0.9941,"gamma":0.0001,"vega":0.3994,"theta":0.0,"rho":-6.1681,"theo":698.674,"change":-51.34,"open":651.31,"high":651.31,"low":651.31,"tick":"down","last_trade_price":651.31,"last_trade_time":"2026-02-18T12:13:42","percent_change":-7.30662,"prev_day_close":679.25},{"option":"SPXW260320C07575000","bid":0.3,"bid_size":64.0,"ask":0.5,"ask_size":247.0,"iv":0.1332,"open_interest":85.0,"volume":0.0,"delta":0.0058,"gamma":0.0001,"vega":0.39,"theta":-0.068,"rho":0.0311,"theo":0.4551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-11T09:33:28","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260320P07575000","bid":699.7,"bid_size":1.0,"ask":707.3,"ask_size":1.0,"iv":0.1384,"open_interest":1.0,"volume":1.0,"delta":-0.9942,"gamma":0.0001,"vega":0.3904,"theta":0.0,"rho":-6.173,"theo":703.6447,"change":-53.9,"open":654.75,"high":654.75,"low":654.75,"tick":"down","last_trade_price":654.75,"last_trade_time":"2026-02-18T12:12:41","percent_change":-7.60601,"prev_day_close":683.700012207031},{"option":"SPXW260320C07600000","bid":0.3,"bid_size":37.0,"ask":0.45,"ask_size":217.0,"iv":0.1362,"open_interest":694.0,"volume":1.0,"delta":0.0051,"gamma":0.0,"vega":0.3498,"theta":-0.0616,"rho":0.0273,"theo":0.4018,"change":0.025,"open":0.4,"high":0.4,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T15:17:37","percent_change":6.66667,"prev_day_close":0.350000008940697},{"option":"SPXW260320P07600000","bid":724.6,"bid_size":1.0,"ask":732.2,"ask_size":1.0,"iv":0.1421,"open_interest":52.0,"volume":0.0,"delta":-0.9949,"gamma":0.0,"vega":0.35,"theta":0.0,"rho":-6.1973,"theo":728.5049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":650.23,"last_trade_time":"2025-12-29T14:31:05","percent_change":0.0,"prev_day_close":708.5},{"option":"SPXW260320C07625000","bid":0.25,"bid_size":50.0,"ask":0.45,"ask_size":270.0,"iv":0.1391,"open_interest":10.0,"volume":0.0,"delta":0.0045,"gamma":0.0,"vega":0.3155,"theta":-0.0562,"rho":0.0243,"theo":0.358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.37,"last_trade_time":"2026-02-17T11:19:32","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260320P07625000","bid":749.4,"bid_size":1.0,"ask":757.2,"ask_size":1.0,"iv":0.1424,"open_interest":0.0,"volume":0.0,"delta":-0.9955,"gamma":0.0,"vega":0.3155,"theta":0.0,"rho":-6.2208,"theo":753.3744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.149993896484},{"option":"SPXW260320C07650000","bid":0.25,"bid_size":36.0,"ask":0.4,"ask_size":247.0,"iv":0.142,"open_interest":442.0,"volume":1.0,"delta":0.0041,"gamma":0.0,"vega":0.286,"theta":-0.0515,"rho":0.0217,"theo":0.3213,"change":-0.025,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T15:00:54","percent_change":-7.69231,"prev_day_close":0.274999998509884},{"option":"SPXW260320P07650000","bid":774.3,"bid_size":1.0,"ask":782.1,"ask_size":1.0,"iv":0.1459,"open_interest":53.0,"volume":0.0,"delta":-0.996,"gamma":0.0,"vega":0.286,"theta":0.0,"rho":-6.2439,"theo":778.2515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":684.81,"last_trade_time":"2026-01-30T14:40:26","percent_change":0.0,"prev_day_close":759.450012207031},{"option":"SPXW260320C07700000","bid":0.2,"bid_size":39.0,"ask":0.35,"ask_size":217.0,"iv":0.1472,"open_interest":320.0,"volume":0.0,"delta":0.0033,"gamma":0.0,"vega":0.2386,"theta":-0.0441,"rho":0.0176,"theo":0.2652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-13T15:46:02","percent_change":0.0,"prev_day_close":0.250000007450581},{"option":"SPXW260320P07700000","bid":824.1,"bid_size":1.0,"ask":831.7,"ask_size":1.0,"iv":0.1526,"open_interest":2.0,"volume":0.0,"delta":-0.9967,"gamma":0.0,"vega":0.2386,"theta":0.0,"rho":-6.2889,"theo":828.0226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":711.21,"last_trade_time":"2026-01-16T15:23:51","percent_change":0.0,"prev_day_close":807.75},{"option":"SPXW260320C07750000","bid":0.15,"bid_size":53.0,"ask":0.35,"ask_size":269.0,"iv":0.1533,"open_interest":374.0,"volume":0.0,"delta":0.0028,"gamma":0.0,"vega":0.2028,"theta":-0.0386,"rho":0.0146,"theo":0.2245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-12T14:09:25","percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260320P07750000","bid":873.9,"bid_size":1.0,"ask":881.5,"ask_size":1.0,"iv":0.1591,"open_interest":1.0,"volume":0.0,"delta":-0.9973,"gamma":0.0,"vega":0.2028,"theta":0.0,"rho":-6.3328,"theo":877.8095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":783.28,"last_trade_time":"2026-01-30T14:40:26","percent_change":0.0,"prev_day_close":858.949981689453},{"option":"SPXW260320C07800000","bid":0.15,"bid_size":39.0,"ask":0.3,"ask_size":217.0,"iv":0.1589,"open_interest":1468.0,"volume":4.0,"delta":0.0024,"gamma":0.0,"vega":0.1753,"theta":-0.0343,"rho":0.0125,"theo":0.1943,"change":0.02,"open":0.2,"high":0.22,"low":0.2,"tick":"up","last_trade_price":0.22,"last_trade_time":"2026-02-18T10:40:49","percent_change":10.0,"prev_day_close":0.175000000745058},{"option":"SPXW260320P07800000","bid":923.7,"bid_size":1.0,"ask":931.3,"ask_size":1.0,"iv":0.1654,"open_interest":11.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.1749,"theta":0.0,"rho":-6.3759,"theo":927.6064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":809.76,"last_trade_time":"2026-02-09T15:30:20","percent_change":0.0,"prev_day_close":908.800018310547},{"option":"SPXW260320C07850000","bid":0.1,"bid_size":56.0,"ask":0.3,"ask_size":270.0,"iv":0.1643,"open_interest":49.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.153,"theta":-0.0308,"rho":0.0107,"theo":0.1703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.27,"last_trade_time":"2026-02-06T09:31:24","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260320P07850000","bid":973.5,"bid_size":1.0,"ask":981.1,"ask_size":1.0,"iv":0.1714,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.1525,"theta":0.0,"rho":-6.4186,"theo":977.4099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.199981689453},{"option":"SPXW260320C07900000","bid":0.1,"bid_size":43.0,"ask":0.25,"ask_size":217.0,"iv":0.1694,"open_interest":160.0,"volume":1.0,"delta":0.0018,"gamma":0.0,"vega":0.1346,"theta":-0.0279,"rho":0.0093,"theo":0.1507,"change":0.05,"open":0.2,"high":0.2,"low":0.2,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T12:33:55","percent_change":33.3333,"prev_day_close":0.150000002235174},{"option":"SPXW260320P07900000","bid":1023.3,"bid_size":1.0,"ask":1031.1,"ask_size":1.0,"iv":0.1771,"open_interest":4.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1341,"theta":0.0,"rho":-6.4609,"theo":1027.218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":906.24,"last_trade_time":"2025-10-28T15:21:26","percent_change":0.0,"prev_day_close":1007.14999389648},{"option":"SPXW260320C07950000","bid":0.05,"bid_size":215.0,"ask":0.25,"ask_size":217.0,"iv":0.174,"open_interest":0.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.1186,"theta":-0.0253,"rho":0.0081,"theo":0.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260320P07950000","bid":1073.1,"bid_size":1.0,"ask":1080.9,"ask_size":1.0,"iv":0.1824,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1186,"theta":0.0,"rho":-6.503,"theo":1077.0292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1056.79998779297},{"option":"SPXW260320C08000000","bid":0.05,"bid_size":211.0,"ask":0.25,"ask_size":232.0,"iv":0.1808,"open_interest":280.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.1053,"theta":-0.0231,"rho":0.0071,"theo":0.1196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-17T11:50:18","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260320P08000000","bid":1123.0,"bid_size":1.0,"ask":1130.6,"ask_size":1.0,"iv":0.194,"open_interest":29.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.1053,"theta":0.0,"rho":-6.5449,"theo":1126.8427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1071.88,"last_trade_time":"2026-02-04T15:36:50","percent_change":0.0,"prev_day_close":1106.69995117188},{"option":"SPXW260320C08100000","bid":0.05,"bid_size":43.0,"ask":0.2,"ask_size":67.0,"iv":0.1911,"open_interest":163.0,"volume":4.0,"delta":0.001,"gamma":0.0,"vega":0.0837,"theta":-0.0193,"rho":0.0055,"theo":0.0963,"change":0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T11:37:31","percent_change":20.0,"prev_day_close":0.100000003352761},{"option":"SPXW260320P08100000","bid":1222.6,"bid_size":1.0,"ask":1230.2,"ask_size":1.0,"iv":0.2046,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0837,"theta":0.0,"rho":-6.6284,"theo":1226.4746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1207.20001220703},{"option":"SPXW260320C08200000","bid":0.05,"bid_size":44.0,"ask":0.2,"ask_size":90.0,"iv":0.2039,"open_interest":45.0,"volume":2.0,"delta":0.0008,"gamma":0.0,"vega":0.0673,"theta":-0.0163,"rho":0.0044,"theo":0.0784,"change":0.0,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T13:07:18","percent_change":-1.49012e-6,"prev_day_close":0.100000003352761},{"option":"SPXW260320P08200000","bid":1322.2,"bid_size":1.0,"ask":1330.0,"ask_size":1.0,"iv":0.2138,"open_interest":5.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0669,"theta":0.0,"rho":-6.7114,"theo":1326.1113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1228.51,"last_trade_time":"2025-12-23T15:45:31","percent_change":0.0,"prev_day_close":1307.0},{"option":"SPXW260320C08300000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":120.0,"iv":0.2127,"open_interest":114.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.054,"theta":-0.0136,"rho":0.0034,"theo":0.0634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-01-12T09:30:24","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260320P08300000","bid":1421.9,"bid_size":1.0,"ask":1429.5,"ask_size":1.0,"iv":0.2308,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0536,"theta":0.0,"rho":-6.7942,"theo":1425.7517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1294.05,"last_trade_time":"2026-01-15T10:57:05","percent_change":0.0,"prev_day_close":1405.59997558594},{"option":"SPXW260320C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":165.0,"iv":0.225,"open_interest":21.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0434,"theta":-0.0114,"rho":0.0027,"theo":0.0513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-01-26T14:40:01","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260320P08400000","bid":1521.5,"bid_size":1.0,"ask":1529.3,"ask_size":1.0,"iv":0.2389,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0431,"theta":0.0,"rho":-6.8767,"theo":1525.3949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1506.5},{"option":"SPXW260320C08500000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":161.0,"iv":0.237,"open_interest":29.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0347,"theta":-0.0094,"rho":0.0021,"theo":0.041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T09:55:45","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260320P08500000","bid":1621.2,"bid_size":1.0,"ask":1628.8,"ask_size":1.0,"iv":0.256,"open_interest":3.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0347,"theta":0.0,"rho":-6.9591,"theo":1625.0404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1506.98,"last_trade_time":"2026-02-09T15:29:11","percent_change":0.0,"prev_day_close":1606.15002441406},{"option":"SPXW260320C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":159.0,"iv":0.2489,"open_interest":7.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.028,"theta":-0.0078,"rho":0.0017,"theo":0.0331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-20T11:52:51","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260320P08600000","bid":1720.8,"bid_size":1.0,"ask":1728.6,"ask_size":1.0,"iv":0.263,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.028,"theta":0.0,"rho":-7.0414,"theo":1724.6877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1705.79998779297},{"option":"SPXW260320C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":170.0,"iv":0.2721,"open_interest":60.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0183,"theta":-0.0054,"rho":0.0011,"theo":0.0216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-16T13:56:17","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260320P08800000","bid":1920.1,"bid_size":1.0,"ask":1927.9,"ask_size":1.0,"iv":0.286,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0184,"theta":0.0,"rho":-7.2058,"theo":1923.9867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1905.04998779297},{"option":"SPXW260320C09000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":43.0,"iv":0.2887,"open_interest":116.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0122,"theta":-0.0038,"rho":0.0007,"theo":0.0144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:35:54","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P09000000","bid":2119.4,"bid_size":1.0,"ask":2127.0,"ask_size":1.0,"iv":0.308,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0121,"theta":0.0,"rho":-7.3698,"theo":2123.2897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2103.19995117188},{"option":"SPXW260320C09200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":169.0,"iv":0.3101,"open_interest":444.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0081,"theta":-0.0026,"rho":0.0004,"theo":0.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:38:57","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P09200000","bid":2318.7,"bid_size":1.0,"ask":2326.3,"ask_size":1.0,"iv":0.3291,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0081,"theta":0.0,"rho":-7.5338,"theo":2322.5953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2231.1,"last_trade_time":"2025-12-30T15:06:34","percent_change":0.0,"prev_day_close":2303.69995117188},{"option":"SPXW260320C09600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":173.0,"iv":0.3514,"open_interest":119.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0038,"theta":-0.0013,"rho":0.0002,"theo":0.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T14:35:21","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P09600000","bid":2717.3,"bid_size":1.0,"ask":2724.9,"ask_size":1.0,"iv":0.3686,"open_interest":5.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0037,"theta":0.0,"rho":-7.8614,"theo":2721.2111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2613.66,"last_trade_time":"2025-12-23T15:45:31","percent_change":0.0,"prev_day_close":2702.20007324219},{"option":"SPXW260320C10000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":192.0,"iv":0.3906,"open_interest":29.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0019,"theta":-0.0007,"rho":0.0001,"theo":0.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-17T15:36:53","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P10000000","bid":3115.9,"bid_size":1.0,"ask":3123.7,"ask_size":1.0,"iv":0.4046,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0019,"theta":0.0,"rho":-8.1889,"theo":3119.8299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2981.07,"last_trade_time":"2026-01-15T10:57:05","percent_change":0.0,"prev_day_close":3100.54992675781},{"option":"SPXW260320C10400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":78.0,"iv":0.4166,"open_interest":57.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0011,"theta":-0.0004,"rho":0.0,"theo":0.0012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.03,"last_trade_time":"2026-01-28T13:38:54","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P10400000","bid":3514.5,"bid_size":1.0,"ask":3522.3,"ask_size":1.0,"iv":0.4372,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0011,"theta":0.0,"rho":-8.5163,"theo":3518.4498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3409.15,"last_trade_time":"2026-01-08T13:10:58","percent_change":0.0,"prev_day_close":3498.09997558594},{"option":"SPXW260320C10800000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":80.0,"iv":0.4513,"open_interest":10.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0007,"theta":-0.0003,"rho":0.0,"theo":0.0008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-12T15:15:58","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P10800000","bid":3913.2,"bid_size":1.0,"ask":3920.8,"ask_size":1.0,"iv":0.4935,"open_interest":4.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0007,"theta":0.0,"rho":-8.8438,"theo":3917.0703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3978.25,"last_trade_time":"2026-02-17T10:28:12","percent_change":0.0,"prev_day_close":3896.89990234375},{"option":"SPXW260320C11200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":72.0,"iv":0.4847,"open_interest":10.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0005,"theta":-0.0002,"rho":0.0,"theo":0.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-13T10:35:09","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P11200000","bid":4311.8,"bid_size":1.0,"ask":4319.4,"ask_size":1.0,"iv":0.5247,"open_interest":18.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0005,"theta":0.0,"rho":-9.1712,"theo":4315.691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4306.92,"last_trade_time":"2026-02-13T10:35:09","percent_change":0.0,"prev_day_close":4295.5},{"option":"SPXW260320C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":72.0,"iv":0.5167,"open_interest":25.0,"volume":4.0,"delta":0.0,"gamma":0.0,"vega":0.0004,"theta":-0.0002,"rho":0.0,"theo":0.0005,"change":0.025,"open":0.05,"high":0.05,"low":0.05,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-02-18T15:56:20","percent_change":100.0,"prev_day_close":0.025000000372529},{"option":"SPXW260320P11600000","bid":4710.4,"bid_size":1.0,"ask":4718.0,"ask_size":1.0,"iv":0.5533,"open_interest":22.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0004,"theta":0.0,"rho":-9.4986,"theo":4714.3118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4704.1,"last_trade_time":"2026-02-13T10:36:07","percent_change":0.0,"prev_day_close":4694.05004882812},{"option":"SPXW260320C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":76.0,"iv":0.5474,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0003,"theta":-0.0001,"rho":0.0,"theo":0.0004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P12000000","bid":5109.0,"bid_size":1.0,"ask":5116.8,"ask_size":1.0,"iv":0.5792,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0003,"theta":0.0,"rho":-9.826,"theo":5112.9327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5092.60009765625},{"option":"SPXW260320C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":85.0,"iv":0.577,"open_interest":0.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0002,"theta":-0.0001,"rho":0.0,"theo":0.0003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260320P12400000","bid":5507.7,"bid_size":1.0,"ask":5515.3,"ask_size":1.0,"iv":0.6326,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0002,"theta":0.0,"rho":-10.1534,"theo":5511.5535,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5491.0},{"option":"SPXW260323C02800000","bid":4051.7,"bid_size":1.0,"ask":4059.5,"ask_size":1.0,"iv":0.8859,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0288,"theta":0.0,"rho":2.3693,"theo":4055.5532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4074.59997558594},{"option":"SPXW260323P02800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":137.0,"iv":0.908,"open_interest":3.0,"volume":3.0,"delta":-0.0004,"gamma":0.0,"vega":0.0288,"theta":-0.0368,"rho":-0.0023,"theo":0.1912,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T12:31:16","percent_change":-14.2857,"prev_day_close":0.100000001490116},{"option":"SPXW260323C03000000","bid":3852.6,"bid_size":1.0,"ask":3860.3,"ask_size":1.0,"iv":0.8119,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.036,"theta":0.0,"rho":2.5378,"theo":3856.3054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3876.84997558594},{"option":"SPXW260323P03000000","bid":0.05,"bid_size":15.0,"ask":0.3,"ask_size":139.0,"iv":0.8619,"open_interest":3.0,"volume":3.0,"delta":-0.0005,"gamma":0.0,"vega":0.0359,"theta":-0.0432,"rho":-0.0029,"theo":0.2308,"change":-0.1,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T10:21:11","percent_change":-40.0,"prev_day_close":0.100000003352761},{"option":"SPXW260323C03200000","bid":3653.2,"bid_size":1.0,"ask":3661.0,"ask_size":1.0,"iv":0.7932,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0449,"theta":0.0,"rho":2.7062,"theo":3657.0663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.69995117188},{"option":"SPXW260323P03200000","bid":0.1,"bid_size":116.0,"ask":0.35,"ask_size":117.0,"iv":0.8131,"open_interest":0.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0448,"theta":-0.0508,"rho":-0.0037,"theo":0.2791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260323C03400000","bid":3454.0,"bid_size":1.0,"ask":3461.8,"ask_size":1.0,"iv":0.7577,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0565,"theta":0.0,"rho":2.8743,"theo":3457.8396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3478.25},{"option":"SPXW260323P03400000","bid":0.2,"bid_size":114.0,"ask":0.4,"ask_size":15.0,"iv":0.769,"open_interest":2.0,"volume":2.0,"delta":-0.0008,"gamma":0.0,"vega":0.0563,"theta":-0.0599,"rho":-0.0047,"theo":0.3395,"change":-0.15,"open":0.25,"high":0.25,"low":0.25,"tick":"no_change","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:20:44","percent_change":-37.5,"prev_day_close":0.274999998509884},{"option":"SPXW260323C03600000","bid":3255.0,"bid_size":1.0,"ask":3262.6,"ask_size":1.0,"iv":0.7164,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0714,"theta":0.0,"rho":3.042,"theo":3258.631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3279.10009765625},{"option":"SPXW260323P03600000","bid":0.3,"bid_size":116.0,"ask":0.55,"ask_size":114.0,"iv":0.7307,"open_interest":0.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0711,"theta":-0.0713,"rho":-0.006,"theo":0.418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260323C03800000","bid":3055.8,"bid_size":1.0,"ask":3063.5,"ask_size":1.0,"iv":0.6728,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0916,"theta":0.0,"rho":3.2093,"theo":3059.4498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3079.54992675781},{"option":"SPXW260323P03800000","bid":0.45,"bid_size":51.0,"ask":0.65,"ask_size":75.0,"iv":0.6886,"open_interest":4.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0912,"theta":-0.086,"rho":-0.0079,"theo":0.5237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-02-12T15:47:12","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPXW260323C04000000","bid":2856.7,"bid_size":1.0,"ask":2864.4,"ask_size":1.0,"iv":0.6385,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.1194,"theta":0.0,"rho":3.3758,"theo":2860.3115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2880.90002441406},{"option":"SPXW260323P04000000","bid":0.65,"bid_size":52.0,"ask":0.85,"ask_size":75.0,"iv":0.6506,"open_interest":75.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.1194,"theta":-0.1062,"rho":-0.0106,"theo":0.6751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.63,"last_trade_time":"2026-02-05T15:27:50","percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260323C04200000","bid":2657.7,"bid_size":1.0,"ask":2665.4,"ask_size":1.0,"iv":0.6066,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.1584,"theta":0.0,"rho":3.5411,"theo":2661.2362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2680.09997558594},{"option":"SPXW260323P04200000","bid":0.9,"bid_size":49.0,"ask":1.1,"ask_size":75.0,"iv":0.6129,"open_interest":3.0,"volume":1.0,"delta":-0.0024,"gamma":0.0,"vega":0.1584,"theta":-0.1329,"rho":-0.0144,"theo":0.8874,"change":-0.2,"open":0.95,"high":0.95,"low":0.95,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T15:22:55","percent_change":-17.3913,"prev_day_close":0.875},{"option":"SPXW260323C04400000","bid":2458.7,"bid_size":1.0,"ask":2466.4,"ask_size":1.0,"iv":0.5692,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2128,"theta":0.0,"rho":3.7047,"theo":2462.2519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2481.75},{"option":"SPXW260323P04400000","bid":1.2,"bid_size":107.0,"ask":1.45,"ask_size":75.0,"iv":0.5758,"open_interest":27.0,"volume":0.0,"delta":-0.0034,"gamma":0.0,"vega":0.2128,"theta":-0.1687,"rho":-0.02,"theo":1.1905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.39,"last_trade_time":"2026-02-05T10:27:13","percent_change":0.0,"prev_day_close":1.14999997615814},{"option":"SPXW260323C04600000","bid":2259.7,"bid_size":1.0,"ask":2267.5,"ask_size":1.0,"iv":0.5366,"open_interest":0.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.2885,"theta":0.0,"rho":3.8658,"theo":2263.3897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2282.30004882812},{"option":"SPXW260323P04600000","bid":1.65,"bid_size":15.0,"ask":1.85,"ask_size":75.0,"iv":0.5392,"open_interest":312.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":0.2884,"theta":-0.2154,"rho":-0.028,"theo":1.6157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-17T15:55:04","percent_change":0.0,"prev_day_close":1.52500003576279},{"option":"SPXW260323C04800000","bid":2061.1,"bid_size":1.0,"ask":2068.8,"ask_size":1.0,"iv":0.4992,"open_interest":0.0,"volume":0.0,"delta":0.9933,"gamma":0.0,"vega":0.3899,"theta":0.0,"rho":4.0236,"theo":2064.6862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2085.09997558594},{"option":"SPXW260323P04800000","bid":2.15,"bid_size":74.0,"ask":2.4,"ask_size":74.0,"iv":0.5028,"open_interest":13.0,"volume":0.0,"delta":-0.0067,"gamma":0.0,"vega":0.3899,"theta":-0.2746,"rho":-0.0393,"theo":2.2003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.6,"last_trade_time":"2026-02-17T11:57:24","percent_change":0.0,"prev_day_close":1.99999994039536},{"option":"SPXW260323C05000000","bid":1862.4,"bid_size":1.0,"ask":1870.2,"ask_size":1.0,"iv":0.4654,"open_interest":0.0,"volume":0.0,"delta":0.9907,"gamma":0.0,"vega":0.526,"theta":0.0,"rho":4.1768,"theo":1866.1794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1886.55004882812},{"option":"SPXW260323P05000000","bid":2.9,"bid_size":15.0,"ask":3.2,"ask_size":98.0,"iv":0.4673,"open_interest":11.0,"volume":0.0,"delta":-0.0094,"gamma":0.0,"vega":0.526,"theta":-0.3466,"rho":-0.0553,"theo":2.981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-17T09:36:05","percent_change":0.0,"prev_day_close":2.625},{"option":"SPXW260323C05200000","bid":1664.1,"bid_size":2.0,"ask":1671.9,"ask_size":2.0,"iv":0.4303,"open_interest":0.0,"volume":0.0,"delta":0.987,"gamma":0.0,"vega":0.7046,"theta":0.0,"rho":4.324,"theo":1667.9175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1688.70001220703},{"option":"SPXW260323P05200000","bid":3.9,"bid_size":15.0,"ask":4.1,"ask_size":15.0,"iv":0.4312,"open_interest":10.0,"volume":0.0,"delta":-0.013,"gamma":0.0,"vega":0.7046,"theta":-0.4319,"rho":-0.0772,"theo":4.0067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.5,"last_trade_time":"2026-02-12T11:22:19","percent_change":0.0,"prev_day_close":3.5},{"option":"SPXW260323C05400000","bid":1466.3,"bid_size":2.0,"ask":1474.0,"ask_size":2.0,"iv":0.3947,"open_interest":0.0,"volume":0.0,"delta":0.9818,"gamma":0.0001,"vega":0.9392,"theta":-0.0397,"rho":4.4624,"theo":1469.9877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1490.75},{"option":"SPXW260323P05400000","bid":5.2,"bid_size":53.0,"ask":5.5,"ask_size":74.0,"iv":0.3962,"open_interest":26.0,"volume":0.0,"delta":-0.0182,"gamma":0.0001,"vega":0.9388,"theta":-0.5324,"rho":-0.1079,"theo":5.3624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.8,"last_trade_time":"2026-02-17T09:55:27","percent_change":0.0,"prev_day_close":4.70000004768372},{"option":"SPXW260323C05500000","bid":1367.5,"bid_size":2.0,"ask":1375.2,"ask_size":2.0,"iv":0.3772,"open_interest":0.0,"volume":0.0,"delta":0.9783,"gamma":0.0001,"vega":1.0879,"theta":-0.1311,"rho":4.5266,"theo":1371.2004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1391.84997558594},{"option":"SPXW260323P05500000","bid":6.0,"bid_size":52.0,"ask":6.4,"ask_size":96.0,"iv":0.3784,"open_interest":0.0,"volume":0.0,"delta":-0.0217,"gamma":0.0001,"vega":1.0879,"theta":-0.5904,"rho":-0.1283,"theo":6.2209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260323C05600000","bid":1268.7,"bid_size":2.0,"ask":1276.5,"ask_size":2.0,"iv":0.36,"open_interest":0.0,"volume":0.0,"delta":0.9742,"gamma":0.0001,"vega":1.2606,"theta":-0.2298,"rho":4.5864,"theo":1272.5891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1292.69995117188},{"option":"SPXW260323P05600000","bid":7.1,"bid_size":49.0,"ask":7.4,"ask_size":85.0,"iv":0.3612,"open_interest":52.0,"volume":45.0,"delta":-0.0258,"gamma":0.0001,"vega":1.2606,"theta":-0.6556,"rho":-0.1531,"theo":7.2534,"change":-0.5,"open":5.6,"high":7.0,"low":5.6,"tick":"up","last_trade_price":7.0,"last_trade_time":"2026-02-18T15:21:31","percent_change":-6.66667,"prev_day_close":6.40000009536743},{"option":"SPXW260323C05700000","bid":1170.5,"bid_size":2.0,"ask":1178.2,"ask_size":2.0,"iv":0.3428,"open_interest":0.0,"volume":0.0,"delta":0.9689,"gamma":0.0001,"vega":1.4705,"theta":-0.3383,"rho":4.64,"theo":1174.221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1194.39996337891},{"option":"SPXW260323P05700000","bid":8.3,"bid_size":45.0,"ask":8.7,"ask_size":79.0,"iv":0.3438,"open_interest":212.0,"volume":5.0,"delta":-0.0311,"gamma":0.0001,"vega":1.4705,"theta":-0.7305,"rho":-0.184,"theo":8.5291,"change":-1.1,"open":6.7,"high":8.0,"low":6.7,"tick":"no_change","last_trade_price":7.7,"last_trade_time":"2026-02-18T15:41:06","percent_change":-12.5,"prev_day_close":7.54999995231628},{"option":"SPXW260323C05800000","bid":1072.5,"bid_size":2.0,"ask":1080.2,"ask_size":2.0,"iv":0.3264,"open_interest":0.0,"volume":0.0,"delta":0.9622,"gamma":0.0001,"vega":1.7246,"theta":-0.4601,"rho":4.6845,"theo":1076.2055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1096.05004882812},{"option":"SPXW260323P05800000","bid":9.9,"bid_size":56.0,"ask":10.4,"ask_size":74.0,"iv":0.3273,"open_interest":110.0,"volume":32.0,"delta":-0.0378,"gamma":0.0001,"vega":1.7246,"theta":-0.8188,"rho":-0.2241,"theo":10.1574,"change":-1.7,"open":8.7,"high":9.2,"low":7.8,"tick":"no_change","last_trade_price":8.8,"last_trade_time":"2026-02-18T15:47:18","percent_change":-16.1905,"prev_day_close":9.0499997138977},{"option":"SPXW260323C05900000","bid":974.9,"bid_size":2.0,"ask":982.7,"ask_size":2.0,"iv":0.3111,"open_interest":0.0,"volume":0.0,"delta":0.9535,"gamma":0.0001,"vega":2.0383,"theta":-0.5992,"rho":4.7175,"theo":978.6887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":998.200012207031},{"option":"SPXW260323P05900000","bid":12.1,"bid_size":51.0,"ask":12.5,"ask_size":15.0,"iv":0.3116,"open_interest":60.0,"volume":4.0,"delta":-0.0465,"gamma":0.0001,"vega":2.0383,"theta":-0.9244,"rho":-0.2757,"theo":12.2844,"change":-1.65,"open":10.7,"high":11.9,"low":10.7,"tick":"up","last_trade_price":11.9,"last_trade_time":"2026-02-18T15:21:12","percent_change":-13.0435,"prev_day_close":10.9500002861023},{"option":"SPXW260323C05925000","bid":950.8,"bid_size":2.0,"ask":958.5,"ask_size":2.0,"iv":0.3071,"open_interest":0.0,"volume":0.0,"delta":0.951,"gamma":0.0002,"vega":2.1283,"theta":-0.6372,"rho":4.7231,"theo":954.4106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":974.0},{"option":"SPXW260323P05925000","bid":12.7,"bid_size":50.0,"ask":13.2,"ask_size":50.0,"iv":0.3078,"open_interest":0.0,"volume":0.0,"delta":-0.049,"gamma":0.0002,"vega":2.1283,"theta":-0.954,"rho":-0.2912,"theo":12.9173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":11.4500002861023},{"option":"SPXW260323C05950000","bid":926.5,"bid_size":2.0,"ask":934.3,"ask_size":2.0,"iv":0.3034,"open_interest":0.0,"volume":0.0,"delta":0.9482,"gamma":0.0002,"vega":2.2222,"theta":-0.6765,"rho":4.7276,"theo":930.1806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":949.450012207031},{"option":"SPXW260323P05950000","bid":13.4,"bid_size":48.0,"ask":13.9,"ask_size":48.0,"iv":0.304,"open_interest":0.0,"volume":0.0,"delta":-0.0518,"gamma":0.0002,"vega":2.2222,"theta":-0.9849,"rho":-0.3079,"theo":13.5982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.0499997138977},{"option":"SPXW260323C05975000","bid":902.4,"bid_size":2.0,"ask":910.1,"ask_size":2.0,"iv":0.2995,"open_interest":0.0,"volume":0.0,"delta":0.9452,"gamma":0.0002,"vega":2.3202,"theta":-0.7173,"rho":4.7311,"theo":906.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.299987792969},{"option":"SPXW260323P05975000","bid":14.2,"bid_size":15.0,"ask":14.6,"ask_size":15.0,"iv":0.3002,"open_interest":0.0,"volume":0.0,"delta":-0.0548,"gamma":0.0002,"vega":2.3202,"theta":-1.0173,"rho":-0.3255,"theo":14.3309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.75},{"option":"SPXW260323C06000000","bid":878.3,"bid_size":2.0,"ask":886.0,"ask_size":2.0,"iv":0.2958,"open_interest":1.0,"volume":0.0,"delta":0.9421,"gamma":0.0002,"vega":2.4232,"theta":-0.7594,"rho":4.7335,"theo":881.8795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":875.93,"last_trade_time":"2026-02-17T11:19:22","percent_change":0.0,"prev_day_close":901.149993896484},{"option":"SPXW260323P06000000","bid":15.0,"bid_size":15.0,"ask":15.4,"ask_size":47.0,"iv":0.2965,"open_interest":81.0,"volume":0.0,"delta":-0.0579,"gamma":0.0002,"vega":2.4232,"theta":-1.0511,"rho":-0.3443,"theo":15.119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.95,"last_trade_time":"2026-02-17T11:19:22","percent_change":0.0,"prev_day_close":13.4000000953674},{"option":"SPXW260323C06025000","bid":854.1,"bid_size":2.0,"ask":861.9,"ask_size":2.0,"iv":0.2924,"open_interest":0.0,"volume":0.0,"delta":0.9387,"gamma":0.0002,"vega":2.5324,"theta":-0.8031,"rho":4.7345,"theo":857.8161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.75},{"option":"SPXW260323P06025000","bid":15.7,"bid_size":48.0,"ask":16.3,"ask_size":31.0,"iv":0.2926,"open_interest":0.0,"volume":0.0,"delta":-0.0613,"gamma":0.0002,"vega":2.5324,"theta":-1.0864,"rho":-0.3644,"theo":15.9666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":14.1500000953674},{"option":"SPXW260323C06050000","bid":830.1,"bid_size":2.0,"ask":837.9,"ask_size":2.0,"iv":0.2887,"open_interest":0.0,"volume":0.0,"delta":0.935,"gamma":0.0002,"vega":2.6485,"theta":-0.8482,"rho":4.7339,"theo":833.8171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":852.849975585938},{"option":"SPXW260323P06050000","bid":16.7,"bid_size":30.0,"ask":17.2,"ask_size":30.0,"iv":0.2888,"open_interest":0.0,"volume":0.0,"delta":-0.065,"gamma":0.0002,"vega":2.6485,"theta":-1.1231,"rho":-0.3861,"theo":16.8785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":14.9500002861023},{"option":"SPXW260323C06075000","bid":806.3,"bid_size":2.0,"ask":813.8,"ask_size":2.0,"iv":0.2851,"open_interest":0.0,"volume":0.0,"delta":0.9311,"gamma":0.0002,"vega":2.771,"theta":-0.8949,"rho":4.7314,"theo":809.8882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":828.799987792969},{"option":"SPXW260323P06075000","bid":17.6,"bid_size":30.0,"ask":18.2,"ask_size":30.0,"iv":0.2851,"open_interest":0.0,"volume":0.0,"delta":-0.0689,"gamma":0.0002,"vega":2.771,"theta":-1.1614,"rho":-0.4098,"theo":17.8605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":15.8000001907349},{"option":"SPXW260323C06100000","bid":782.3,"bid_size":2.0,"ask":790.1,"ask_size":2.0,"iv":0.2814,"open_interest":0.0,"volume":0.0,"delta":0.9269,"gamma":0.0002,"vega":2.8985,"theta":-0.9429,"rho":4.7271,"theo":786.035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":805.050018310547},{"option":"SPXW260323P06100000","bid":18.7,"bid_size":29.0,"ask":19.3,"ask_size":42.0,"iv":0.2816,"open_interest":149.0,"volume":2.0,"delta":-0.0731,"gamma":0.0002,"vega":2.8985,"theta":-1.2011,"rho":-0.4352,"theo":18.9183,"change":-1.2,"open":18.1,"high":18.1,"low":18.1,"tick":"no_change","last_trade_price":18.1,"last_trade_time":"2026-02-18T15:27:36","percent_change":-6.21762,"prev_day_close":16.6999998092651},{"option":"SPXW260323C06125000","bid":758.6,"bid_size":2.0,"ask":766.1,"ask_size":2.0,"iv":0.2777,"open_interest":0.0,"volume":0.0,"delta":0.9224,"gamma":0.0003,"vega":3.0305,"theta":-0.9924,"rho":4.7212,"theo":762.2628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":780.850006103516},{"option":"SPXW260323P06125000","bid":19.8,"bid_size":28.0,"ask":20.4,"ask_size":28.0,"iv":0.2779,"open_interest":0.0,"volume":0.0,"delta":-0.0776,"gamma":0.0003,"vega":3.0305,"theta":-1.2422,"rho":-0.4622,"theo":20.0571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":17.6999998092651},{"option":"SPXW260323C06150000","bid":734.9,"bid_size":2.0,"ask":742.4,"ask_size":4.0,"iv":0.2741,"open_interest":0.0,"volume":0.0,"delta":0.9176,"gamma":0.0003,"vega":3.1678,"theta":-1.0433,"rho":4.7138,"theo":738.576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":757.049987792969},{"option":"SPXW260323P06150000","bid":20.9,"bid_size":34.0,"ask":21.7,"ask_size":33.0,"iv":0.2742,"open_interest":0.0,"volume":0.0,"delta":-0.0824,"gamma":0.0003,"vega":3.1678,"theta":-1.2847,"rho":-0.4908,"theo":21.2812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":18.8000001907349},{"option":"SPXW260323C06175000","bid":711.3,"bid_size":2.0,"ask":718.8,"ask_size":4.0,"iv":0.2706,"open_interest":0.0,"volume":0.0,"delta":0.9125,"gamma":0.0003,"vega":3.3125,"theta":-1.0955,"rho":4.7044,"theo":714.9796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.5},{"option":"SPXW260323P06175000","bid":22.2,"bid_size":32.0,"ask":23.0,"ask_size":32.0,"iv":0.2707,"open_interest":35.0,"volume":36.0,"delta":-0.0875,"gamma":0.0003,"vega":3.3125,"theta":-1.3285,"rho":-0.5213,"theo":22.5957,"change":21.86,"open":20.9,"high":21.86,"low":20.9,"tick":"up","last_trade_price":21.86,"last_trade_time":"2026-02-18T15:26:16","percent_change":0.0,"prev_day_close":19.9000005722046},{"option":"SPXW260323C06200000","bid":687.8,"bid_size":2.0,"ask":695.3,"ask_size":2.0,"iv":0.2671,"open_interest":0.0,"volume":0.0,"delta":0.907,"gamma":0.0003,"vega":3.4652,"theta":-1.1488,"rho":4.6925,"theo":691.4799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":709.350006103516},{"option":"SPXW260323P06200000","bid":23.6,"bid_size":32.0,"ask":24.4,"ask_size":20.0,"iv":0.2671,"open_interest":156.0,"volume":28.0,"delta":-0.093,"gamma":0.0003,"vega":3.4652,"theta":-1.3734,"rho":-0.5544,"theo":24.007,"change":-1.45,"open":22.95,"high":23.04,"low":22.8,"tick":"no_change","last_trade_price":22.8,"last_trade_time":"2026-02-18T15:27:36","percent_change":-5.97938,"prev_day_close":21.0999994277954},{"option":"SPXW260323C06225000","bid":664.3,"bid_size":2.0,"ask":672.0,"ask_size":3.0,"iv":0.2636,"open_interest":0.0,"volume":0.0,"delta":0.9011,"gamma":0.0003,"vega":3.6244,"theta":-1.2033,"rho":4.6777,"theo":668.0847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":685.950012207031},{"option":"SPXW260323P06225000","bid":25.1,"bid_size":31.0,"ask":25.9,"ask_size":19.0,"iv":0.2636,"open_interest":11.0,"volume":11.0,"delta":-0.0989,"gamma":0.0003,"vega":3.6244,"theta":-1.4195,"rho":-0.5903,"theo":25.5227,"change":20.2,"open":20.2,"high":20.2,"low":20.2,"tick":"up","last_trade_price":20.2,"last_trade_time":"2026-02-18T13:34:03","percent_change":0.0,"prev_day_close":22.4500007629395},{"option":"SPXW260323C06250000","bid":641.0,"bid_size":2.0,"ask":648.6,"ask_size":3.0,"iv":0.2601,"open_interest":0.0,"volume":0.0,"delta":0.8948,"gamma":0.0003,"vega":3.7878,"theta":-1.2586,"rho":4.6607,"theo":644.8008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.450012207031},{"option":"SPXW260323P06250000","bid":26.7,"bid_size":29.0,"ask":27.5,"ask_size":29.0,"iv":0.2601,"open_interest":0.0,"volume":0.0,"delta":-0.1052,"gamma":0.0003,"vega":3.7878,"theta":-1.4664,"rho":-0.6285,"theo":27.1497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":23.8500003814697},{"option":"SPXW260323C06275000","bid":617.9,"bid_size":2.0,"ask":625.4,"ask_size":2.0,"iv":0.2565,"open_interest":0.0,"volume":0.0,"delta":0.888,"gamma":0.0004,"vega":3.9553,"theta":-1.3148,"rho":4.6416,"theo":621.6336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.950012207031},{"option":"SPXW260323P06275000","bid":28.5,"bid_size":11.0,"ask":29.2,"ask_size":17.0,"iv":0.2568,"open_interest":38.0,"volume":41.0,"delta":-0.112,"gamma":0.0004,"vega":3.9553,"theta":-1.5142,"rho":-0.6687,"theo":28.8935,"change":27.6,"open":26.55,"high":27.6,"low":21.44,"tick":"no_change","last_trade_price":27.6,"last_trade_time":"2026-02-18T14:59:26","percent_change":0.0,"prev_day_close":25.3500003814697},{"option":"SPXW260323C06300000","bid":595.1,"bid_size":3.0,"ask":602.1,"ask_size":3.0,"iv":0.2533,"open_interest":0.0,"volume":0.0,"delta":0.8809,"gamma":0.0004,"vega":4.1294,"theta":-1.3715,"rho":4.6201,"theo":598.5884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.549987792969},{"option":"SPXW260323P06300000","bid":30.3,"bid_size":11.0,"ask":31.1,"ask_size":16.0,"iv":0.2531,"open_interest":404.0,"volume":20.0,"delta":-0.1191,"gamma":0.0004,"vega":4.1294,"theta":-1.5625,"rho":-0.7113,"theo":30.7592,"change":-1.55,"open":22.86,"high":29.3,"low":22.86,"tick":"no_change","last_trade_price":29.3,"last_trade_time":"2026-02-18T14:59:26","percent_change":-5.02431,"prev_day_close":26.9500007629395},{"option":"SPXW260323C06325000","bid":572.0,"bid_size":2.0,"ask":579.4,"ask_size":3.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":0.8732,"gamma":0.0004,"vega":4.3115,"theta":-1.4286,"rho":4.5952,"theo":575.6726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.5},{"option":"SPXW260323P06325000","bid":32.3,"bid_size":11.0,"ask":33.1,"ask_size":15.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":-0.1268,"gamma":0.0004,"vega":4.3115,"theta":-1.6112,"rho":-0.7573,"theo":32.7544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":28.75},{"option":"SPXW260323C06350000","bid":549.2,"bid_size":2.0,"ask":556.5,"ask_size":3.0,"iv":0.2461,"open_interest":0.0,"volume":0.0,"delta":0.8651,"gamma":0.0004,"vega":4.4998,"theta":-1.4857,"rho":4.5666,"theo":552.8963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.350006103516},{"option":"SPXW260323P06350000","bid":34.4,"bid_size":10.0,"ask":35.2,"ask_size":14.0,"iv":0.2461,"open_interest":56.0,"volume":7.0,"delta":-0.1349,"gamma":0.0004,"vega":4.4998,"theta":-1.66,"rho":-0.8071,"theo":34.889,"change":-8.11,"open":33.45,"high":33.45,"low":26.89,"tick":"no_change","last_trade_price":26.89,"last_trade_time":"2026-02-18T10:36:32","percent_change":-23.1714,"prev_day_close":30.6499996185303},{"option":"SPXW260323C06375000","bid":526.6,"bid_size":2.0,"ask":533.7,"ask_size":3.0,"iv":0.2423,"open_interest":0.0,"volume":0.0,"delta":0.8564,"gamma":0.0005,"vega":4.6906,"theta":-1.5428,"rho":4.535,"theo":530.2684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":546.550018310547},{"option":"SPXW260323P06375000","bid":36.7,"bid_size":10.0,"ask":37.6,"ask_size":22.0,"iv":0.2426,"open_interest":44.0,"volume":1.0,"delta":-0.1436,"gamma":0.0005,"vega":4.6906,"theta":-1.7088,"rho":-0.8599,"theo":37.1721,"change":-4.42,"open":32.78,"high":32.78,"low":32.78,"tick":"down","last_trade_price":32.78,"last_trade_time":"2026-02-18T09:44:19","percent_change":-11.8817,"prev_day_close":32.6500015258789},{"option":"SPXW260323C06400000","bid":504.1,"bid_size":2.0,"ask":511.0,"ask_size":3.0,"iv":0.2386,"open_interest":2.0,"volume":0.0,"delta":0.8471,"gamma":0.0005,"vega":4.8841,"theta":-1.5996,"rho":4.5008,"theo":507.7956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":466.96,"last_trade_time":"2026-02-17T10:03:53","percent_change":0.0,"prev_day_close":523.699981689453},{"option":"SPXW260323P06400000","bid":39.1,"bid_size":10.0,"ask":40.0,"ask_size":12.0,"iv":0.2392,"open_interest":77.0,"volume":3.0,"delta":-0.1529,"gamma":0.0005,"vega":4.8841,"theta":-1.7571,"rho":-0.9152,"theo":39.6103,"change":-9.09,"open":30.56,"high":30.56,"low":30.56,"tick":"no_change","last_trade_price":30.56,"last_trade_time":"2026-02-18T10:36:32","percent_change":-22.9256,"prev_day_close":34.7999992370606},{"option":"SPXW260323C06425000","bid":481.8,"bid_size":2.0,"ask":488.6,"ask_size":3.0,"iv":0.235,"open_interest":0.0,"volume":0.0,"delta":0.8373,"gamma":0.0005,"vega":5.0836,"theta":-1.6556,"rho":4.4631,"theo":485.4854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":501.550003051758},{"option":"SPXW260323P06425000","bid":41.7,"bid_size":20.0,"ask":42.6,"ask_size":11.0,"iv":0.2356,"open_interest":57.0,"volume":5.0,"delta":-0.1627,"gamma":0.0005,"vega":5.0836,"theta":-1.8048,"rho":-0.974,"theo":42.211,"change":-4.93,"open":36.3,"high":37.37,"low":36.3,"tick":"up","last_trade_price":37.37,"last_trade_time":"2026-02-18T15:40:01","percent_change":-11.6548,"prev_day_close":37.2000007629394},{"option":"SPXW260323C06450000","bid":459.7,"bid_size":2.0,"ask":466.4,"ask_size":4.0,"iv":0.2314,"open_interest":0.0,"volume":0.0,"delta":0.8268,"gamma":0.0005,"vega":5.2896,"theta":-1.7107,"rho":4.4206,"theo":463.35,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.699996948242},{"option":"SPXW260323P06450000","bid":44.5,"bid_size":20.0,"ask":45.4,"ask_size":11.0,"iv":0.2322,"open_interest":65.0,"volume":12.0,"delta":-0.1732,"gamma":0.0005,"vega":5.2896,"theta":-1.8515,"rho":-1.0377,"theo":44.9865,"change":-5.17,"open":33.84,"high":39.88,"low":33.84,"tick":"up","last_trade_price":39.88,"last_trade_time":"2026-02-18T15:40:01","percent_change":-11.4761,"prev_day_close":39.7000007629394},{"option":"SPXW260323C06475000","bid":437.8,"bid_size":2.0,"ask":444.5,"ask_size":4.0,"iv":0.2278,"open_interest":0.0,"volume":0.0,"delta":0.8156,"gamma":0.0006,"vega":5.498,"theta":-1.7644,"rho":4.3735,"theo":441.4041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":456.899993896484},{"option":"SPXW260323P06475000","bid":47.5,"bid_size":20.0,"ask":48.4,"ask_size":11.0,"iv":0.2286,"open_interest":71.0,"volume":2.0,"delta":-0.1844,"gamma":0.0006,"vega":5.498,"theta":-1.8968,"rho":-1.106,"theo":47.9516,"change":-12.18,"open":36.37,"high":36.37,"low":35.87,"tick":"down","last_trade_price":35.87,"last_trade_time":"2026-02-18T12:46:30","percent_change":-25.3486,"prev_day_close":42.3999996185303},{"option":"SPXW260323C06500000","bid":416.0,"bid_size":2.0,"ask":422.6,"ask_size":4.0,"iv":0.2242,"open_interest":0.0,"volume":0.0,"delta":0.8038,"gamma":0.0006,"vega":5.7056,"theta":-1.8164,"rho":4.3231,"theo":419.6592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":434.549987792969},{"option":"SPXW260323P06500000","bid":50.7,"bid_size":19.0,"ask":51.7,"ask_size":10.0,"iv":0.225,"open_interest":70.0,"volume":24.0,"delta":-0.1962,"gamma":0.0006,"vega":5.7056,"theta":-1.9405,"rho":-1.1775,"theo":51.1176,"change":-7.75,"open":41.3,"high":43.5,"low":38.33,"tick":"up","last_trade_price":43.5,"last_trade_time":"2026-02-18T13:52:41","percent_change":-15.122,"prev_day_close":45.25},{"option":"SPXW260323C06525000","bid":394.6,"bid_size":2.0,"ask":401.0,"ask_size":4.0,"iv":0.2205,"open_interest":0.0,"volume":0.0,"delta":0.7911,"gamma":0.0006,"vega":5.9152,"theta":-1.8665,"rho":4.2688,"theo":398.1257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":412.649993896484},{"option":"SPXW260323P06525000","bid":54.1,"bid_size":18.0,"ask":55.1,"ask_size":10.0,"iv":0.2214,"open_interest":38.0,"volume":6.0,"delta":-0.2089,"gamma":0.0006,"vega":5.9152,"theta":-1.9821,"rho":-1.2529,"theo":54.4951,"change":-12.74,"open":41.45,"high":42.01,"low":41.45,"tick":"up","last_trade_price":42.01,"last_trade_time":"2026-02-18T12:05:00","percent_change":-23.2694,"prev_day_close":48.2999992370606},{"option":"SPXW260323C06550000","bid":373.3,"bid_size":2.0,"ask":379.7,"ask_size":4.0,"iv":0.2167,"open_interest":0.0,"volume":0.0,"delta":0.7777,"gamma":0.0007,"vega":6.1293,"theta":-1.914,"rho":4.2085,"theo":376.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.049987792969},{"option":"SPXW260323P06550000","bid":57.7,"bid_size":18.0,"ask":58.7,"ask_size":10.0,"iv":0.2176,"open_interest":55.0,"volume":16.0,"delta":-0.2223,"gamma":0.0007,"vega":6.1293,"theta":-2.0213,"rho":-1.3344,"theo":58.1008,"change":-8.98,"open":56.4,"high":56.4,"low":44.35,"tick":"no_change","last_trade_price":49.42,"last_trade_time":"2026-02-18T13:52:26","percent_change":-15.3767,"prev_day_close":51.6499996185303},{"option":"SPXW260323C06575000","bid":352.4,"bid_size":4.0,"ask":358.9,"ask_size":4.0,"iv":0.2135,"open_interest":3.0,"volume":0.0,"delta":0.7634,"gamma":0.0007,"vega":6.343,"theta":-1.9586,"rho":4.142,"theo":355.7656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.1,"last_trade_time":"2026-02-05T10:30:12","percent_change":0.0,"prev_day_close":369.699996948242},{"option":"SPXW260323P06575000","bid":61.6,"bid_size":18.0,"ask":62.6,"ask_size":10.0,"iv":0.2139,"open_interest":35.0,"volume":3.0,"delta":-0.2366,"gamma":0.0007,"vega":6.343,"theta":-2.0575,"rho":-1.422,"theo":61.9569,"change":-14.73,"open":59.6,"high":59.6,"low":47.57,"tick":"down","last_trade_price":47.57,"last_trade_time":"2026-02-18T12:30:21","percent_change":-23.6437,"prev_day_close":55.2000007629394},{"option":"SPXW260323C06600000","bid":331.6,"bid_size":2.0,"ask":337.8,"ask_size":4.0,"iv":0.2092,"open_interest":6.0,"volume":0.0,"delta":0.7482,"gamma":0.0007,"vega":6.5516,"theta":-1.9998,"rho":4.0715,"theo":334.9788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":398.19,"last_trade_time":"2026-02-06T15:38:08","percent_change":0.0,"prev_day_close":348.5},{"option":"SPXW260323P06600000","bid":65.7,"bid_size":17.0,"ask":66.8,"ask_size":9.0,"iv":0.2102,"open_interest":40.0,"volume":1.0,"delta":-0.2518,"gamma":0.0007,"vega":6.5516,"theta":-2.0903,"rho":-1.5137,"theo":66.081,"change":-14.12,"open":52.43,"high":52.43,"low":52.43,"tick":"down","last_trade_price":52.43,"last_trade_time":"2026-02-18T10:20:02","percent_change":-21.2171,"prev_day_close":59.0},{"option":"SPXW260323C06625000","bid":311.0,"bid_size":2.0,"ask":317.2,"ask_size":4.0,"iv":0.2054,"open_interest":1.0,"volume":0.0,"delta":0.732,"gamma":0.0008,"vega":6.758,"theta":-2.0372,"rho":3.9957,"theo":314.476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":358.37,"last_trade_time":"2026-02-06T11:31:33","percent_change":0.0,"prev_day_close":327.699996948242},{"option":"SPXW260323P06625000","bid":70.3,"bid_size":8.0,"ask":71.2,"ask_size":9.0,"iv":0.2064,"open_interest":35.0,"volume":0.0,"delta":-0.268,"gamma":0.0008,"vega":6.758,"theta":-2.1193,"rho":-1.6106,"theo":70.4891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.92,"last_trade_time":"2026-02-17T10:51:15","percent_change":0.0,"prev_day_close":63.0500011444092},{"option":"SPXW260323C06650000","bid":291.0,"bid_size":9.0,"ask":297.2,"ask_size":4.0,"iv":0.2018,"open_interest":3.0,"volume":0.0,"delta":0.7148,"gamma":0.0008,"vega":6.9633,"theta":-2.07,"rho":3.9117,"theo":294.2829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":254.6,"last_trade_time":"2026-02-17T10:01:16","percent_change":0.0,"prev_day_close":307.050003051758},{"option":"SPXW260323P06650000","bid":74.9,"bid_size":17.0,"ask":75.9,"ask_size":9.0,"iv":0.2023,"open_interest":43.0,"volume":9.0,"delta":-0.2852,"gamma":0.0008,"vega":6.9633,"theta":-2.1437,"rho":-1.7157,"theo":75.207,"change":-12.9,"open":60.0,"high":63.0,"low":59.45,"tick":"up","last_trade_price":63.0,"last_trade_time":"2026-02-18T13:42:50","percent_change":-16.996,"prev_day_close":67.3499984741211},{"option":"SPXW260323C06675000","bid":271.0,"bid_size":6.0,"ask":277.0,"ask_size":4.0,"iv":0.1975,"open_interest":0.0,"volume":0.0,"delta":0.6965,"gamma":0.0009,"vega":7.1603,"theta":-2.0976,"rho":3.8211,"theo":274.4291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":287.099990844727},{"option":"SPXW260323P06675000","bid":80.0,"bid_size":7.0,"ask":81.0,"ask_size":8.0,"iv":0.1984,"open_interest":56.0,"volume":11.0,"delta":-0.3035,"gamma":0.0009,"vega":7.1603,"theta":-2.1629,"rho":-1.8275,"theo":80.2641,"change":-16.56,"open":71.9,"high":71.9,"low":64.54,"tick":"down","last_trade_price":64.54,"last_trade_time":"2026-02-18T10:36:15","percent_change":-20.4192,"prev_day_close":72.0499992370606},{"option":"SPXW260323C06700000","bid":254.5,"bid_size":1.0,"ask":255.8,"ask_size":1.0,"iv":0.1945,"open_interest":0.0,"volume":0.0,"delta":0.6771,"gamma":0.0009,"vega":7.3458,"theta":-2.1194,"rho":3.7256,"theo":254.9352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":267.300003051758},{"option":"SPXW260323P06700000","bid":85.4,"bid_size":7.0,"ask":86.4,"ask_size":8.0,"iv":0.1944,"open_interest":49.0,"volume":21.0,"delta":-0.3229,"gamma":0.0009,"vega":7.3458,"theta":-2.1763,"rho":-1.9442,"theo":85.6812,"change":-7.39,"open":81.4,"high":81.4,"low":67.72,"tick":"down","last_trade_price":79.21,"last_trade_time":"2026-02-18T15:36:12","percent_change":-8.53349,"prev_day_close":76.9500007629394},{"option":"SPXW260323C06710000","bid":246.8,"bid_size":1.0,"ask":248.1,"ask_size":1.0,"iv":0.1927,"open_interest":0.0,"volume":0.0,"delta":0.669,"gamma":0.0009,"vega":7.4176,"theta":-2.1263,"rho":3.6851,"theo":247.2436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":258.849990844727},{"option":"SPXW260323P06710000","bid":87.6,"bid_size":7.0,"ask":88.7,"ask_size":8.0,"iv":0.1927,"open_interest":0.0,"volume":0.0,"delta":-0.331,"gamma":0.0009,"vega":7.4176,"theta":-2.1799,"rho":-1.993,"theo":87.954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":79.0499992370606},{"option":"SPXW260323C06720000","bid":239.2,"bid_size":1.0,"ask":240.5,"ask_size":1.0,"iv":0.1911,"open_interest":0.0,"volume":0.0,"delta":0.6607,"gamma":0.0009,"vega":7.4881,"theta":-2.1321,"rho":3.643,"theo":239.616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.150001525879},{"option":"SPXW260323P06720000","bid":89.9,"bid_size":6.0,"ask":91.0,"ask_size":8.0,"iv":0.1911,"open_interest":0.0,"volume":0.0,"delta":-0.3393,"gamma":0.0009,"vega":7.4881,"theta":-2.1824,"rho":-2.0436,"theo":90.2907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":81.25},{"option":"SPXW260323C06725000","bid":235.4,"bid_size":1.0,"ask":236.7,"ask_size":1.0,"iv":0.1903,"open_interest":2.0,"volume":0.0,"delta":0.6564,"gamma":0.001,"vega":7.5227,"theta":-2.1346,"rho":3.6213,"theo":235.827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":328.82,"last_trade_time":"2026-02-09T15:26:04","percent_change":0.0,"prev_day_close":247.100006103516},{"option":"SPXW260323P06725000","bid":91.1,"bid_size":6.0,"ask":92.2,"ask_size":8.0,"iv":0.1903,"open_interest":21.0,"volume":7.0,"delta":-0.3436,"gamma":0.001,"vega":7.5227,"theta":-2.1831,"rho":-2.0696,"theo":91.4839,"change":-7.75,"open":70.4,"high":84.85,"low":70.4,"tick":"up","last_trade_price":84.85,"last_trade_time":"2026-02-18T15:31:37","percent_change":-8.36933,"prev_day_close":82.3499984741211},{"option":"SPXW260323C06730000","bid":231.6,"bid_size":2.0,"ask":232.8,"ask_size":2.0,"iv":0.1896,"open_interest":0.0,"volume":0.0,"delta":0.6522,"gamma":0.001,"vega":7.5567,"theta":-2.1367,"rho":3.5992,"theo":232.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":243.199996948242},{"option":"SPXW260323P06730000","bid":92.3,"bid_size":6.0,"ask":93.4,"ask_size":7.0,"iv":0.1894,"open_interest":0.0,"volume":0.0,"delta":-0.3478,"gamma":0.001,"vega":7.5567,"theta":-2.1836,"rho":-2.0959,"theo":92.6941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":83.4500007629394},{"option":"SPXW260323C06740000","bid":224.1,"bid_size":7.0,"ask":225.4,"ask_size":2.0,"iv":0.1878,"open_interest":0.0,"volume":0.0,"delta":0.6434,"gamma":0.001,"vega":7.6228,"theta":-2.1401,"rho":3.5539,"theo":224.5632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":235.599998474121},{"option":"SPXW260323P06740000","bid":94.7,"bid_size":13.0,"ask":95.8,"ask_size":7.0,"iv":0.1878,"open_interest":0.0,"volume":0.0,"delta":-0.3566,"gamma":0.001,"vega":7.6228,"theta":-2.1837,"rho":-2.1496,"theo":95.1667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":85.6500015258789},{"option":"SPXW260323C06750000","bid":216.8,"bid_size":5.0,"ask":217.9,"ask_size":2.0,"iv":0.1863,"open_interest":2.0,"volume":0.0,"delta":0.6345,"gamma":0.001,"vega":7.6856,"theta":-2.1422,"rho":3.5078,"theo":217.1424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.12,"last_trade_time":"2026-02-05T14:14:48","percent_change":0.0,"prev_day_close":228.0},{"option":"SPXW260323P06750000","bid":97.4,"bid_size":6.0,"ask":98.3,"ask_size":7.0,"iv":0.1861,"open_interest":47.0,"volume":16.0,"delta":-0.3655,"gamma":0.001,"vega":7.6856,"theta":-2.1824,"rho":-2.2042,"theo":97.7102,"change":-10.9,"open":77.98,"high":88.05,"low":76.69,"tick":"up","last_trade_price":88.05,"last_trade_time":"2026-02-18T15:42:47","percent_change":-11.0157,"prev_day_close":88.0499992370606},{"option":"SPXW260323C06760000","bid":209.3,"bid_size":7.0,"ask":210.5,"ask_size":2.0,"iv":0.1844,"open_interest":0.0,"volume":0.0,"delta":0.6254,"gamma":0.001,"vega":7.745,"theta":-2.143,"rho":3.4609,"theo":209.7938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":220.349998474121},{"option":"SPXW260323P06760000","bid":99.8,"bid_size":13.0,"ask":101.0,"ask_size":7.0,"iv":0.1845,"open_interest":0.0,"volume":0.0,"delta":-0.3746,"gamma":0.001,"vega":7.745,"theta":-2.1798,"rho":-2.2596,"theo":100.326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":90.4500007629394},{"option":"SPXW260323C06770000","bid":202.0,"bid_size":7.0,"ask":203.2,"ask_size":2.0,"iv":0.1827,"open_interest":0.0,"volume":0.0,"delta":0.616,"gamma":0.001,"vega":7.8009,"theta":-2.1424,"rho":3.4132,"theo":202.5187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":212.900001525879},{"option":"SPXW260323P06770000","bid":102.6,"bid_size":6.0,"ask":103.6,"ask_size":7.0,"iv":0.1827,"open_interest":0.0,"volume":0.0,"delta":-0.384,"gamma":0.001,"vega":7.8009,"theta":-2.1759,"rho":-2.3157,"theo":103.0153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":92.9000015258789},{"option":"SPXW260323C06775000","bid":198.5,"bid_size":5.0,"ask":199.7,"ask_size":2.0,"iv":0.1819,"open_interest":2.0,"volume":0.0,"delta":0.6113,"gamma":0.001,"vega":7.8277,"theta":-2.1416,"rho":3.3888,"theo":198.9092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":172.94,"last_trade_time":"2026-02-17T10:25:20","percent_change":0.0,"prev_day_close":209.200004577637},{"option":"SPXW260323P06775000","bid":104.0,"bid_size":6.0,"ask":105.0,"ask_size":6.0,"iv":0.1819,"open_interest":18.0,"volume":8.0,"delta":-0.3887,"gamma":0.001,"vega":7.8277,"theta":-2.1734,"rho":-2.3443,"theo":104.3881,"change":-8.95,"open":85.82,"high":96.95,"low":80.95,"tick":"up","last_trade_price":96.95,"last_trade_time":"2026-02-18T15:31:37","percent_change":-8.45137,"prev_day_close":94.1500015258789},{"option":"SPXW260323C06780000","bid":194.9,"bid_size":5.0,"ask":196.1,"ask_size":2.0,"iv":0.1811,"open_interest":0.0,"volume":0.0,"delta":0.6064,"gamma":0.001,"vega":7.8537,"theta":-2.1404,"rho":3.3641,"theo":195.3189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":205.399993896484},{"option":"SPXW260323P06780000","bid":105.2,"bid_size":12.0,"ask":106.4,"ask_size":6.0,"iv":0.1811,"open_interest":0.0,"volume":0.0,"delta":-0.3936,"gamma":0.001,"vega":7.8537,"theta":-2.1705,"rho":-2.3732,"theo":105.7799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":95.4500007629394},{"option":"SPXW260323C06790000","bid":187.6,"bid_size":7.0,"ask":188.8,"ask_size":2.0,"iv":0.1794,"open_interest":0.0,"volume":0.0,"delta":0.5966,"gamma":0.0011,"vega":7.9033,"theta":-2.1368,"rho":3.3132,"theo":188.1973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":198.150001525879},{"option":"SPXW260323P06790000","bid":108.2,"bid_size":6.0,"ask":109.2,"ask_size":6.0,"iv":0.1793,"open_interest":0.0,"volume":0.0,"delta":-0.4034,"gamma":0.0011,"vega":7.9033,"theta":-2.1636,"rho":-2.4327,"theo":108.6227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":98.0499992370606},{"option":"SPXW260323C06800000","bid":180.7,"bid_size":6.0,"ask":181.8,"ask_size":2.0,"iv":0.1776,"open_interest":20.0,"volume":3.0,"delta":0.5866,"gamma":0.0011,"vega":7.9495,"theta":-2.1316,"rho":3.2601,"theo":181.1572,"change":10.05,"open":200.0,"high":200.0,"low":187.7,"tick":"down","last_trade_price":187.7,"last_trade_time":"2026-02-18T15:05:56","percent_change":5.65719,"prev_day_close":190.849998474121},{"option":"SPXW260323P06800000","bid":110.9,"bid_size":11.0,"ask":112.1,"ask_size":6.0,"iv":0.1776,"open_interest":136.0,"volume":32.0,"delta":-0.4134,"gamma":0.0011,"vega":7.9495,"theta":-2.1551,"rho":-2.4942,"theo":111.5469,"change":-12.45,"open":107.47,"high":108.83,"low":87.78,"tick":"down","last_trade_price":100.8,"last_trade_time":"2026-02-18T15:42:47","percent_change":-10.9934,"prev_day_close":100.799999237061},{"option":"SPXW260323C06810000","bid":173.7,"bid_size":6.0,"ask":174.8,"ask_size":2.0,"iv":0.1759,"open_interest":0.0,"volume":0.0,"delta":0.5764,"gamma":0.0011,"vega":7.9915,"theta":-2.1248,"rho":3.2052,"theo":174.2021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":183.700004577637},{"option":"SPXW260323P06810000","bid":114.0,"bid_size":5.0,"ask":115.1,"ask_size":6.0,"iv":0.1758,"open_interest":1.0,"volume":1.0,"delta":-0.4236,"gamma":0.0011,"vega":7.9915,"theta":-2.1449,"rho":-2.5575,"theo":114.5562,"change":88.99,"open":88.99,"high":88.99,"low":88.99,"tick":"up","last_trade_price":88.99,"last_trade_time":"2026-02-18T12:55:38","percent_change":0.0,"prev_day_close":103.549999237061},{"option":"SPXW260323C06820000","bid":166.7,"bid_size":8.0,"ask":167.9,"ask_size":2.0,"iv":0.174,"open_interest":0.0,"volume":0.0,"delta":0.5659,"gamma":0.0011,"vega":8.0287,"theta":-2.1163,"rho":3.1492,"theo":167.3347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":176.599998474121},{"option":"SPXW260323P06820000","bid":117.1,"bid_size":5.0,"ask":118.2,"ask_size":6.0,"iv":0.1741,"open_interest":1.0,"volume":1.0,"delta":-0.4341,"gamma":0.0011,"vega":8.0287,"theta":-2.133,"rho":-2.622,"theo":117.6532,"change":112.91,"open":112.91,"high":112.91,"low":112.91,"tick":"up","last_trade_price":112.91,"last_trade_time":"2026-02-18T09:52:29","percent_change":0.0,"prev_day_close":106.450000762939},{"option":"SPXW260323C06825000","bid":163.4,"bid_size":6.0,"ask":164.5,"ask_size":2.0,"iv":0.1732,"open_interest":8.0,"volume":0.0,"delta":0.5605,"gamma":0.0011,"vega":8.0453,"theta":-2.1114,"rho":3.121,"theo":163.9345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":158.55,"last_trade_time":"2026-02-17T12:30:20","percent_change":0.0,"prev_day_close":173.099998474121},{"option":"SPXW260323P06825000","bid":118.7,"bid_size":5.0,"ask":119.8,"ask_size":6.0,"iv":0.1732,"open_interest":44.0,"volume":2.0,"delta":-0.4395,"gamma":0.0011,"vega":8.0453,"theta":-2.1264,"rho":-2.6544,"theo":119.2352,"change":-8.18,"open":98.68,"high":112.97,"low":98.68,"tick":"up","last_trade_price":112.97,"last_trade_time":"2026-02-18T14:55:58","percent_change":-6.75196,"prev_day_close":107.850002288818},{"option":"SPXW260323C06830000","bid":159.9,"bid_size":8.0,"ask":161.1,"ask_size":2.0,"iv":0.1723,"open_interest":0.0,"volume":0.0,"delta":0.5551,"gamma":0.0011,"vega":8.0606,"theta":-2.106,"rho":3.0926,"theo":160.5569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":169.599998474121},{"option":"SPXW260323P06830000","bid":120.2,"bid_size":5.0,"ask":121.4,"ask_size":6.0,"iv":0.1723,"open_interest":8.0,"volume":8.0,"delta":-0.4449,"gamma":0.0011,"vega":8.0606,"theta":-2.1193,"rho":-2.6871,"theo":120.8398,"change":116.33,"open":116.33,"high":116.33,"low":116.33,"tick":"up","last_trade_price":116.33,"last_trade_time":"2026-02-18T15:27:40","percent_change":0.0,"prev_day_close":109.400001525879},{"option":"SPXW260323C06840000","bid":153.2,"bid_size":8.0,"ask":154.4,"ask_size":2.0,"iv":0.1705,"open_interest":0.0,"volume":0.0,"delta":0.5442,"gamma":0.0011,"vega":8.0873,"theta":-2.0938,"rho":3.035,"theo":153.8704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":162.700004577637},{"option":"SPXW260323P06840000","bid":123.5,"bid_size":5.0,"ask":124.6,"ask_size":6.0,"iv":0.1705,"open_interest":1.0,"volume":1.0,"delta":-0.4558,"gamma":0.0011,"vega":8.0873,"theta":-2.1038,"rho":-2.7531,"theo":124.1177,"change":109.77,"open":109.77,"high":109.77,"low":109.77,"tick":"up","last_trade_price":109.77,"last_trade_time":"2026-02-18T14:20:14","percent_change":0.0,"prev_day_close":112.450000762939},{"option":"SPXW260323C06850000","bid":146.6,"bid_size":8.0,"ask":147.8,"ask_size":2.0,"iv":0.1688,"open_interest":23.0,"volume":4.0,"delta":0.533,"gamma":0.0012,"vega":8.1085,"theta":-2.0798,"rho":2.9759,"theo":147.2781,"change":5.2,"open":148.0,"high":149.5,"low":147.13,"tick":"up","last_trade_price":149.5,"last_trade_time":"2026-02-18T14:57:53","percent_change":3.60361,"prev_day_close":155.849998474121},{"option":"SPXW260323P06850000","bid":126.8,"bid_size":6.0,"ask":128.0,"ask_size":6.0,"iv":0.1688,"open_interest":86.0,"volume":9.0,"delta":-0.467,"gamma":0.0012,"vega":8.1085,"theta":-2.0865,"rho":-2.8206,"theo":127.4898,"change":-15.52,"open":111.9,"high":118.94,"low":103.51,"tick":"down","last_trade_price":114.23,"last_trade_time":"2026-02-18T15:59:57","percent_change":-11.9615,"prev_day_close":115.599998474121},{"option":"SPXW260323C06860000","bid":140.2,"bid_size":7.0,"ask":141.4,"ask_size":2.0,"iv":0.1671,"open_interest":2.0,"volume":6.0,"delta":0.5215,"gamma":0.0012,"vega":8.124,"theta":-2.0639,"rho":2.9145,"theo":140.7845,"change":141.75,"open":146.11,"high":146.11,"low":141.75,"tick":"down","last_trade_price":141.75,"last_trade_time":"2026-02-18T15:16:00","percent_change":0.0,"prev_day_close":149.099998474121},{"option":"SPXW260323P06860000","bid":130.2,"bid_size":6.0,"ask":131.5,"ask_size":6.0,"iv":0.1669,"open_interest":13.0,"volume":28.0,"delta":-0.4785,"gamma":0.0012,"vega":8.124,"theta":-2.0672,"rho":-2.8905,"theo":130.9605,"change":118.55,"open":116.57,"high":118.55,"low":115.28,"tick":"up","last_trade_price":118.55,"last_trade_time":"2026-02-18T14:35:15","percent_change":0.0,"prev_day_close":118.849998474121},{"option":"SPXW260323C06870000","bid":133.8,"bid_size":7.0,"ask":135.0,"ask_size":2.0,"iv":0.1653,"open_interest":0.0,"volume":0.0,"delta":0.5098,"gamma":0.0012,"vega":8.1332,"theta":-2.046,"rho":2.8508,"theo":134.3949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":142.5},{"option":"SPXW260323P06870000","bid":133.8,"bid_size":6.0,"ask":135.1,"ask_size":6.0,"iv":0.1652,"open_interest":2.0,"volume":3.0,"delta":-0.4902,"gamma":0.0012,"vega":8.1332,"theta":-2.0459,"rho":-2.9627,"theo":134.5353,"change":118.73,"open":129.59,"high":129.59,"low":118.73,"tick":"down","last_trade_price":118.73,"last_trade_time":"2026-02-18T14:29:08","percent_change":0.0,"prev_day_close":122.200000762939},{"option":"SPXW260323C06875000","bid":130.7,"bid_size":7.0,"ask":131.8,"ask_size":6.0,"iv":0.1644,"open_interest":52.0,"volume":20.0,"delta":0.5039,"gamma":0.0012,"vega":8.1352,"theta":-2.0362,"rho":2.8182,"theo":131.2407,"change":10.19,"open":127.66,"high":141.7,"low":127.66,"tick":"down","last_trade_price":138.84,"last_trade_time":"2026-02-18T14:36:26","percent_change":7.92071,"prev_day_close":139.25},{"option":"SPXW260323P06875000","bid":135.7,"bid_size":6.0,"ask":136.9,"ask_size":6.0,"iv":0.1643,"open_interest":28.0,"volume":11.0,"delta":-0.4961,"gamma":0.0012,"vega":8.1352,"theta":-2.0345,"rho":-2.9995,"theo":136.3633,"change":-10.98,"open":108.5,"high":128.02,"low":108.5,"tick":"up","last_trade_price":128.02,"last_trade_time":"2026-02-18T14:45:21","percent_change":-7.89928,"prev_day_close":123.900001525879},{"option":"SPXW260323C06880000","bid":127.5,"bid_size":6.0,"ask":128.7,"ask_size":6.0,"iv":0.1635,"open_interest":4.0,"volume":6.0,"delta":0.4979,"gamma":0.0012,"vega":8.1356,"theta":-2.026,"rho":2.7855,"theo":128.1143,"change":140.9,"open":139.96,"high":142.81,"low":137.48,"tick":"down","last_trade_price":140.9,"last_trade_time":"2026-02-18T15:59:17","percent_change":0.0,"prev_day_close":135.950004577637},{"option":"SPXW260323P06880000","bid":137.4,"bid_size":6.0,"ask":138.8,"ask_size":6.0,"iv":0.1634,"open_interest":2.0,"volume":2.0,"delta":-0.5021,"gamma":0.0012,"vega":8.1356,"theta":-2.0226,"rho":-3.0365,"theo":138.2191,"change":118.2,"open":118.2,"high":118.2,"low":118.2,"tick":"up","last_trade_price":118.2,"last_trade_time":"2026-02-18T14:07:05","percent_change":0.0,"prev_day_close":125.700000762939},{"option":"SPXW260323C06890000","bid":121.4,"bid_size":7.0,"ask":122.5,"ask_size":6.0,"iv":0.1617,"open_interest":1.0,"volume":1.0,"delta":0.4857,"gamma":0.0012,"vega":8.1309,"theta":-2.0039,"rho":2.7195,"theo":121.9469,"change":145.37,"open":145.37,"high":145.37,"low":145.37,"tick":"up","last_trade_price":145.37,"last_trade_time":"2026-02-18T13:02:59","percent_change":0.0,"prev_day_close":129.599998474121},{"option":"SPXW260323P06890000","bid":141.2,"bid_size":2.0,"ask":142.6,"ask_size":2.0,"iv":0.1616,"open_interest":1.0,"volume":1.0,"delta":-0.5143,"gamma":0.0012,"vega":8.1309,"theta":-1.9971,"rho":-3.1109,"theo":142.0161,"change":111.12,"open":111.12,"high":111.12,"low":111.12,"tick":"up","last_trade_price":111.12,"last_trade_time":"2026-02-18T11:08:11","percent_change":0.0,"prev_day_close":129.299995422363},{"option":"SPXW260323C06900000","bid":115.4,"bid_size":7.0,"ask":116.5,"ask_size":6.0,"iv":0.1599,"open_interest":36.0,"volume":27.0,"delta":0.4732,"gamma":0.0012,"vega":8.119,"theta":-1.9797,"rho":2.6529,"theo":115.8963,"change":15.53,"open":116.4,"high":138.77,"low":116.4,"tick":"down","last_trade_price":129.18,"last_trade_time":"2026-02-18T15:58:10","percent_change":13.6648,"prev_day_close":123.299999237061},{"option":"SPXW260323P06900000","bid":145.2,"bid_size":2.0,"ask":146.5,"ask_size":2.0,"iv":0.1599,"open_interest":112.0,"volume":15.0,"delta":-0.5268,"gamma":0.0012,"vega":8.119,"theta":-1.9696,"rho":-3.1859,"theo":145.9299,"change":-13.09,"open":123.8,"high":135.81,"low":114.1,"tick":"up","last_trade_price":135.81,"last_trade_time":"2026-02-18T14:49:21","percent_change":-8.79113,"prev_day_close":132.949996948242},{"option":"SPXW260323C06910000","bid":109.4,"bid_size":7.0,"ask":110.8,"ask_size":7.0,"iv":0.1582,"open_interest":0.0,"volume":0.0,"delta":0.4606,"gamma":0.0012,"vega":8.0991,"theta":-1.9534,"rho":2.5848,"theo":109.9677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P06910000","bid":148.5,"bid_size":6.0,"ask":151.4,"ask_size":5.0,"iv":0.1582,"open_interest":0.0,"volume":0.0,"delta":-0.5394,"gamma":0.0012,"vega":8.0991,"theta":-1.94,"rho":-3.2625,"theo":149.9656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C06920000","bid":103.7,"bid_size":7.0,"ask":104.9,"ask_size":7.0,"iv":0.1564,"open_interest":0.0,"volume":0.0,"delta":0.4477,"gamma":0.0012,"vega":8.0705,"theta":-1.925,"rho":2.5142,"theo":104.1687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P06920000","bid":152.7,"bid_size":6.0,"ask":155.6,"ask_size":5.0,"iv":0.1564,"open_interest":0.0,"volume":0.0,"delta":-0.5523,"gamma":0.0012,"vega":8.0705,"theta":-1.9082,"rho":-3.3415,"theo":154.131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C06925000","bid":100.9,"bid_size":7.0,"ask":102.0,"ask_size":6.0,"iv":0.1555,"open_interest":27.0,"volume":33.0,"delta":0.4412,"gamma":0.0012,"vega":8.0527,"theta":-1.91,"rho":2.478,"theo":101.3208,"change":13.96,"open":104.51,"high":121.13,"low":104.51,"tick":"up","last_trade_price":113.56,"last_trade_time":"2026-02-18T14:11:32","percent_change":14.0161,"prev_day_close":108.200000762939},{"option":"SPXW260323P06925000","bid":155.7,"bid_size":2.0,"ask":156.9,"ask_size":2.0,"iv":0.1552,"open_interest":49.0,"volume":1.0,"delta":-0.5588,"gamma":0.0012,"vega":8.0527,"theta":-1.8916,"rho":-3.382,"theo":156.2653,"change":-19.23,"open":140.37,"high":140.37,"low":140.37,"tick":"down","last_trade_price":140.37,"last_trade_time":"2026-02-18T09:58:19","percent_change":-12.0489,"prev_day_close":142.700004577637},{"option":"SPXW260323C06930000","bid":98.1,"bid_size":7.0,"ask":99.3,"ask_size":7.0,"iv":0.1547,"open_interest":0.0,"volume":0.0,"delta":0.4346,"gamma":0.0012,"vega":8.0326,"theta":-1.8945,"rho":2.4414,"theo":98.5087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P06930000","bid":157.0,"bid_size":6.0,"ask":159.9,"ask_size":5.0,"iv":0.1546,"open_interest":0.0,"volume":0.0,"delta":-0.5654,"gamma":0.0012,"vega":8.0326,"theta":-1.8744,"rho":-3.4228,"theo":158.4354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C06940000","bid":92.5,"bid_size":7.0,"ask":93.8,"ask_size":7.0,"iv":0.1529,"open_interest":0.0,"volume":0.0,"delta":0.4212,"gamma":0.0012,"vega":7.9854,"theta":-1.8619,"rho":2.3675,"theo":92.9961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P06940000","bid":161.5,"bid_size":5.0,"ask":164.4,"ask_size":5.0,"iv":0.153,"open_interest":0.0,"volume":0.0,"delta":-0.5788,"gamma":0.0012,"vega":7.9854,"theta":-1.8384,"rho":-3.5052,"theo":162.8872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C06950000","bid":87.2,"bid_size":13.0,"ask":88.4,"ask_size":6.0,"iv":0.1511,"open_interest":48.0,"volume":29.0,"delta":0.4077,"gamma":0.0013,"vega":7.9294,"theta":-1.8273,"rho":2.2936,"theo":87.638,"change":5.22,"open":98.37,"high":106.57,"low":91.62,"tick":"down","last_trade_price":91.62,"last_trade_time":"2026-02-18T15:36:12","percent_change":6.04166,"prev_day_close":93.9500007629394},{"option":"SPXW260323P06950000","bid":166.9,"bid_size":2.0,"ask":168.2,"ask_size":2.0,"iv":0.151,"open_interest":34.0,"volume":5.0,"delta":-0.5923,"gamma":0.0013,"vega":7.9294,"theta":-1.8004,"rho":-3.5875,"theo":167.4935,"change":-15.06,"open":141.56,"high":156.34,"low":141.49,"tick":"up","last_trade_price":156.34,"last_trade_time":"2026-02-18T14:49:21","percent_change":-8.78647,"prev_day_close":153.400001525879},{"option":"SPXW260323C06975000","bid":74.7,"bid_size":7.0,"ask":75.8,"ask_size":7.0,"iv":0.1469,"open_interest":26.0,"volume":5.0,"delta":0.3732,"gamma":0.0013,"vega":7.7459,"theta":-1.7326,"rho":2.1038,"theo":74.9698,"change":12.13,"open":89.82,"high":91.72,"low":86.18,"tick":"down","last_trade_price":86.18,"last_trade_time":"2026-02-18T13:27:16","percent_change":16.3808,"prev_day_close":80.6000022888184},{"option":"SPXW260323P06975000","bid":179.2,"bid_size":2.0,"ask":180.5,"ask_size":2.0,"iv":0.1466,"open_interest":22.0,"volume":11.0,"delta":-0.6268,"gamma":0.0013,"vega":7.7459,"theta":-1.6974,"rho":-3.7985,"theo":179.7362,"change":-18.23,"open":152.41,"high":165.82,"low":152.41,"tick":"up","last_trade_price":165.82,"last_trade_time":"2026-02-18T14:35:37","percent_change":-9.90492,"prev_day_close":165.0},{"option":"SPXW260323C07000000","bid":63.1,"bid_size":15.0,"ask":64.2,"ask_size":8.0,"iv":0.1428,"open_interest":95.0,"volume":59.0,"delta":0.3382,"gamma":0.0012,"vega":7.4943,"theta":-1.6277,"rho":1.9081,"theo":63.4516,"change":12.47,"open":66.71,"high":78.6,"low":66.71,"tick":"down","last_trade_price":75.22,"last_trade_time":"2026-02-18T13:30:19","percent_change":19.8725,"prev_day_close":68.2999992370606},{"option":"SPXW260323P07000000","bid":192.6,"bid_size":1.0,"ask":193.9,"ask_size":1.0,"iv":0.1428,"open_interest":23.0,"volume":0.0,"delta":-0.6619,"gamma":0.0012,"vega":7.4943,"theta":-1.584,"rho":-4.0153,"theo":193.129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.34,"last_trade_time":"2026-02-12T15:38:23","percent_change":0.0,"prev_day_close":177.599998474121},{"option":"SPXW260323C07025000","bid":52.7,"bid_size":15.0,"ask":53.7,"ask_size":8.0,"iv":0.1389,"open_interest":55.0,"volume":1.0,"delta":0.3031,"gamma":0.0012,"vega":7.1811,"theta":-1.5142,"rho":1.7125,"theo":53.1348,"change":12.97,"open":65.52,"high":65.52,"low":65.52,"tick":"up","last_trade_price":65.52,"last_trade_time":"2026-02-18T12:55:38","percent_change":24.6813,"prev_day_close":57.1500015258789},{"option":"SPXW260323P07025000","bid":207.0,"bid_size":1.0,"ask":208.5,"ask_size":1.0,"iv":0.1388,"open_interest":0.0,"volume":0.0,"delta":-0.6969,"gamma":0.0012,"vega":7.1811,"theta":-1.4622,"rho":-4.2321,"theo":207.7231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":191.25},{"option":"SPXW260323C07050000","bid":43.4,"bid_size":17.0,"ask":44.4,"ask_size":9.0,"iv":0.1352,"open_interest":82.0,"volume":15.0,"delta":0.2685,"gamma":0.0012,"vega":6.802,"theta":-1.3931,"rho":1.5186,"theo":43.9969,"change":10.57,"open":46.8,"high":53.97,"low":46.8,"tick":"up","last_trade_price":53.97,"last_trade_time":"2026-02-18T10:13:47","percent_change":24.3548,"prev_day_close":47.1000003814697},{"option":"SPXW260323P07050000","bid":220.2,"bid_size":4.0,"ask":226.5,"ask_size":4.0,"iv":0.1351,"open_interest":4.0,"volume":4.0,"delta":-0.7315,"gamma":0.0012,"vega":6.802,"theta":-1.3327,"rho":-4.4471,"theo":223.4962,"change":-36.13,"open":191.82,"high":191.82,"low":191.82,"tick":"down","last_trade_price":191.82,"last_trade_time":"2026-02-18T10:36:15","percent_change":-15.85,"prev_day_close":205.700004577637},{"option":"SPXW260323C07075000","bid":35.4,"bid_size":8.0,"ask":36.2,"ask_size":10.0,"iv":0.1318,"open_interest":34.0,"volume":7.0,"delta":0.2348,"gamma":0.0011,"vega":6.3665,"theta":-1.2653,"rho":1.3281,"theo":35.9493,"change":1.0,"open":36.4,"high":36.4,"low":36.4,"tick":"up","last_trade_price":36.4,"last_trade_time":"2026-02-18T09:37:11","percent_change":2.82486,"prev_day_close":38.2999992370606},{"option":"SPXW260323P07075000","bid":236.8,"bid_size":4.0,"ask":243.0,"ask_size":4.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.7652,"gamma":0.0011,"vega":6.3665,"theta":-1.1966,"rho":-4.6588,"theo":240.3595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":222.099998474121},{"option":"SPXW260323C07100000","bid":28.4,"bid_size":9.0,"ask":29.2,"ask_size":10.0,"iv":0.1287,"open_interest":40.0,"volume":19.0,"delta":0.2024,"gamma":0.0011,"vega":5.8791,"theta":-1.1323,"rho":1.1464,"theo":28.9357,"change":2.29,"open":29.7,"high":35.86,"low":29.7,"tick":"no_change","last_trade_price":30.84,"last_trade_time":"2026-02-18T15:43:53","percent_change":8.02102,"prev_day_close":30.6999998092651},{"option":"SPXW260323P07100000","bid":254.5,"bid_size":4.0,"ask":260.9,"ask_size":4.0,"iv":0.1279,"open_interest":1.0,"volume":0.0,"delta":-0.7976,"gamma":0.0011,"vega":5.8791,"theta":-1.0552,"rho":-4.8615,"theo":258.2568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.87,"last_trade_time":"2026-02-13T09:53:45","percent_change":0.0,"prev_day_close":239.400001525879},{"option":"SPXW260323C07125000","bid":22.4,"bid_size":9.0,"ask":23.2,"ask_size":11.0,"iv":0.1257,"open_interest":139.0,"volume":5.0,"delta":0.1717,"gamma":0.001,"vega":5.3468,"theta":-0.9972,"rho":0.9721,"theo":22.9223,"change":3.31,"open":28.65,"high":29.6,"low":26.01,"tick":"down","last_trade_price":26.01,"last_trade_time":"2026-02-18T15:56:36","percent_change":14.5815,"prev_day_close":24.1999998092651},{"option":"SPXW260323P07125000","bid":273.3,"bid_size":4.0,"ask":279.9,"ask_size":4.0,"iv":0.1248,"open_interest":0.0,"volume":0.0,"delta":-0.8283,"gamma":0.001,"vega":5.3468,"theta":-0.9117,"rho":-5.057,"theo":277.1543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":257.849990844727},{"option":"SPXW260323C07150000","bid":17.5,"bid_size":10.0,"ask":18.3,"ask_size":23.0,"iv":0.123,"open_interest":154.0,"volume":17.0,"delta":0.1434,"gamma":0.0009,"vega":4.7937,"theta":-0.8641,"rho":0.8122,"theo":17.8812,"change":0.55,"open":19.1,"high":23.3,"low":18.18,"tick":"down","last_trade_price":18.4,"last_trade_time":"2026-02-18T15:31:37","percent_change":3.08123,"prev_day_close":18.8500003814697},{"option":"SPXW260323P07150000","bid":293.2,"bid_size":3.0,"ask":300.0,"ask_size":3.0,"iv":0.1223,"open_interest":0.0,"volume":0.0,"delta":-0.8566,"gamma":0.0009,"vega":4.7937,"theta":-0.7702,"rho":-5.238,"theo":297.0243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.399993896484},{"option":"SPXW260323C07175000","bid":13.6,"bid_size":15.0,"ask":14.1,"ask_size":15.0,"iv":0.1208,"open_interest":53.0,"volume":15.0,"delta":0.1181,"gamma":0.0008,"vega":4.2299,"theta":-0.7377,"rho":0.6688,"theo":13.7714,"change":1.76,"open":13.65,"high":17.66,"low":13.65,"tick":"up","last_trade_price":15.66,"last_trade_time":"2026-02-18T15:56:36","percent_change":12.6619,"prev_day_close":14.5},{"option":"SPXW260323P07175000","bid":314.0,"bid_size":3.0,"ask":320.9,"ask_size":3.0,"iv":0.1199,"open_interest":0.0,"volume":0.0,"delta":-0.8819,"gamma":0.0008,"vega":4.2299,"theta":-0.6354,"rho":-5.4026,"theo":317.8253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.25},{"option":"SPXW260323C07200000","bid":10.4,"bid_size":15.0,"ask":10.9,"ask_size":15.0,"iv":0.1189,"open_interest":307.0,"volume":8.0,"delta":0.096,"gamma":0.0007,"vega":3.6837,"theta":-0.622,"rho":0.5427,"theo":10.5128,"change":0.3,"open":13.45,"high":13.59,"low":11.0,"tick":"down","last_trade_price":11.0,"last_trade_time":"2026-02-18T15:40:01","percent_change":2.80374,"prev_day_close":11.0500001907349},{"option":"SPXW260323P07200000","bid":335.6,"bid_size":4.0,"ask":342.6,"ask_size":3.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.904,"gamma":0.0007,"vega":3.6837,"theta":-0.5113,"rho":-5.5499,"theo":339.4777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.650009155273},{"option":"SPXW260323C07225000","bid":7.9,"bid_size":15.0,"ask":8.4,"ask_size":48.0,"iv":0.1173,"open_interest":2.0,"volume":3.0,"delta":0.0774,"gamma":0.0006,"vega":3.1751,"theta":-0.52,"rho":0.4372,"theo":7.9984,"change":9.9,"open":10.4,"high":10.4,"low":9.9,"tick":"down","last_trade_price":9.9,"last_trade_time":"2026-02-18T12:46:30","percent_change":0.0,"prev_day_close":8.40000009536743},{"option":"SPXW260323P07225000","bid":358.0,"bid_size":4.0,"ask":365.3,"ask_size":3.0,"iv":0.1166,"open_interest":0.0,"volume":0.0,"delta":-0.9226,"gamma":0.0006,"vega":3.1751,"theta":-0.4009,"rho":-5.6765,"theo":361.8742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.099990844727},{"option":"SPXW260323C07250000","bid":6.0,"bid_size":15.0,"ask":6.5,"ask_size":67.0,"iv":0.1163,"open_interest":25.0,"volume":27.0,"delta":0.0621,"gamma":0.0005,"vega":2.7152,"theta":-0.4333,"rho":0.3511,"theo":6.1051,"change":6.55,"open":6.81,"high":8.11,"low":6.55,"tick":"no_change","last_trade_price":6.55,"last_trade_time":"2026-02-18T14:59:26","percent_change":0.0,"prev_day_close":6.34999990463257},{"option":"SPXW260323P07250000","bid":381.0,"bid_size":4.0,"ask":388.4,"ask_size":3.0,"iv":0.1157,"open_interest":0.0,"volume":0.0,"delta":-0.9379,"gamma":0.0005,"vega":2.7152,"theta":-0.3058,"rho":-5.7838,"theo":384.8919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.849990844727},{"option":"SPXW260323C07275000","bid":4.7,"bid_size":15.0,"ask":4.9,"ask_size":15.0,"iv":0.1156,"open_interest":47.0,"volume":48.0,"delta":0.05,"gamma":0.0004,"vega":2.3173,"theta":-0.3616,"rho":0.2816,"theo":4.702,"change":5.05,"open":5.3,"high":6.05,"low":4.73,"tick":"down","last_trade_price":5.05,"last_trade_time":"2026-02-18T15:59:17","percent_change":0.0,"prev_day_close":4.79999995231628},{"option":"SPXW260323P07275000","bid":404.5,"bid_size":4.0,"ask":412.1,"ask_size":3.0,"iv":0.1154,"open_interest":0.0,"volume":0.0,"delta":-0.95,"gamma":0.0004,"vega":2.3173,"theta":-0.2258,"rho":-5.8744,"theo":408.3997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.149993896484},{"option":"SPXW260323C07300000","bid":3.6,"bid_size":15.0,"ask":3.9,"ask_size":82.0,"iv":0.1156,"open_interest":195.0,"volume":33.0,"delta":0.0404,"gamma":0.0004,"vega":1.978,"theta":-0.3035,"rho":0.2279,"theo":3.6709,"change":-0.14,"open":3.65,"high":4.71,"low":3.65,"tick":"down","last_trade_price":3.66,"last_trade_time":"2026-02-18T15:26:16","percent_change":-3.68421,"prev_day_close":3.69999992847443},{"option":"SPXW260323P07300000","bid":428.4,"bid_size":1.0,"ask":436.0,"ask_size":3.0,"iv":0.1155,"open_interest":0.0,"volume":0.0,"delta":-0.9596,"gamma":0.0004,"vega":1.978,"theta":-0.1593,"rho":-5.9492,"theo":432.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":412.199996948242},{"option":"SPXW260323C07325000","bid":2.8,"bid_size":15.0,"ask":3.0,"ask_size":15.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":0.033,"gamma":0.0003,"vega":1.6952,"theta":-0.257,"rho":0.1854,"theo":2.9118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P07325000","bid":452.4,"bid_size":3.0,"ask":460.1,"ask_size":1.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.967,"gamma":0.0003,"vega":1.6952,"theta":-0.1043,"rho":-6.0128,"theo":456.4315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C07350000","bid":2.2,"bid_size":15.0,"ask":2.4,"ask_size":15.0,"iv":0.116,"open_interest":0.0,"volume":0.0,"delta":0.0272,"gamma":0.0003,"vega":1.459,"theta":-0.2194,"rho":0.1528,"theo":2.3461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323P07350000","bid":476.7,"bid_size":1.0,"ask":484.5,"ask_size":1.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9728,"gamma":0.0003,"vega":1.459,"theta":-0.0585,"rho":-6.0666,"theo":480.7767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260323C07400000","bid":1.35,"bid_size":15.0,"ask":1.6,"ask_size":82.0,"iv":0.1175,"open_interest":119.0,"volume":12.0,"delta":0.019,"gamma":0.0002,"vega":1.0968,"theta":-0.164,"rho":0.1062,"theo":1.5854,"change":-0.06,"open":1.49,"high":1.49,"low":1.49,"tick":"no_change","last_trade_price":1.49,"last_trade_time":"2026-02-18T09:40:38","percent_change":-3.87097,"prev_day_close":1.39999997615814},{"option":"SPXW260323P07400000","bid":525.7,"bid_size":1.0,"ask":533.4,"ask_size":1.0,"iv":0.1189,"open_interest":1.0,"volume":0.0,"delta":-0.981,"gamma":0.0002,"vega":1.0968,"theta":0.0,"rho":-6.1555,"theo":529.8379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":537.37,"last_trade_time":"2026-02-17T11:19:22","percent_change":0.0,"prev_day_close":508.849990844727},{"option":"SPXW260323C07500000","bid":0.55,"bid_size":119.0,"ask":0.8,"ask_size":15.0,"iv":0.1224,"open_interest":102.0,"volume":1.0,"delta":0.01,"gamma":0.0001,"vega":0.6482,"theta":-0.0977,"rho":0.0554,"theo":0.8076,"change":0.01,"open":0.76,"high":0.76,"low":0.76,"tick":"down","last_trade_price":0.76,"last_trade_time":"2026-02-18T10:15:30","percent_change":1.33333,"prev_day_close":0.675000011920929},{"option":"SPXW260323P07500000","bid":624.6,"bid_size":1.0,"ask":632.4,"ask_size":1.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.99,"gamma":0.0001,"vega":0.6482,"theta":0.0,"rho":-6.2909,"theo":628.7038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.75},{"option":"SPXW260323C07600000","bid":0.3,"bid_size":35.0,"ask":0.5,"ask_size":82.0,"iv":0.1307,"open_interest":3.0,"volume":1.0,"delta":0.0058,"gamma":0.0001,"vega":0.408,"theta":-0.0632,"rho":0.0318,"theo":0.465,"change":0.035,"open":0.46,"high":0.46,"low":0.46,"tick":"down","last_trade_price":0.46,"last_trade_time":"2026-02-18T10:15:30","percent_change":8.23529,"prev_day_close":0.400000005960464},{"option":"SPXW260323P07600000","bid":723.9,"bid_size":1.0,"ask":731.6,"ask_size":1.0,"iv":0.1342,"open_interest":0.0,"volume":0.0,"delta":-0.9942,"gamma":0.0001,"vega":0.408,"theta":0.0,"rho":-6.399,"theo":728.0051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":708.25},{"option":"SPXW260323C07800000","bid":0.1,"bid_size":61.0,"ask":0.3,"ask_size":15.0,"iv":0.1511,"open_interest":1.0,"volume":0.0,"delta":0.0026,"gamma":0.0,"vega":0.2041,"theta":-0.0348,"rho":0.0144,"theo":0.2213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-05T10:00:29","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260323P07800000","bid":923.1,"bid_size":1.0,"ask":930.7,"ask_size":1.0,"iv":0.1567,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0,"vega":0.2038,"theta":0.0,"rho":-6.5856,"theo":927.049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":905.799987792969},{"option":"SPXW260323C08000000","bid":0.05,"bid_size":58.0,"ask":0.25,"ask_size":82.0,"iv":0.1718,"open_interest":0.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.1249,"theta":-0.0239,"rho":0.0084,"theo":0.1392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260323P08000000","bid":1122.3,"bid_size":1.0,"ask":1130.1,"ask_size":1.0,"iv":0.1791,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1249,"theta":0.0,"rho":-6.7607,"theo":1126.2547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1106.04998779297},{"option":"SPXW260323C08200000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":126.0,"iv":0.1943,"open_interest":0.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0821,"theta":-0.0174,"rho":0.0053,"theo":0.0947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260323P08200000","bid":1321.6,"bid_size":1.0,"ask":1329.2,"ask_size":1.0,"iv":0.206,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0821,"theta":0.0,"rho":-6.9329,"theo":1325.4975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1305.25},{"option":"SPXW260323C08400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":138.0,"iv":0.2183,"open_interest":0.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.055,"theta":-0.0127,"rho":0.0034,"theo":0.0649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260323P08400000","bid":1520.8,"bid_size":1.0,"ask":1528.5,"ask_size":1.0,"iv":0.2322,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.055,"theta":0.0,"rho":-7.1039,"theo":1524.7552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1503.79998779297},{"option":"SPXW260323C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2373,"open_interest":0.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0371,"theta":-0.0092,"rho":0.0022,"theo":0.0444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260323P08600000","bid":1720.1,"bid_size":1.0,"ask":1727.8,"ask_size":1.0,"iv":0.2576,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0371,"theta":0.0,"rho":-7.2742,"theo":1724.0223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1703.5},{"option":"SPXW260323C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":131.0,"iv":0.2594,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0253,"theta":-0.0066,"rho":0.0015,"theo":0.0303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260323P08800000","bid":1919.4,"bid_size":1.0,"ask":1927.2,"ask_size":1.0,"iv":0.2723,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0252,"theta":0.0,"rho":-7.4442,"theo":1923.2958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1902.29998779297},{"option":"SPXW260323C09000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":134.0,"iv":0.2809,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0172,"theta":-0.0047,"rho":0.001,"theo":0.0206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260323P09000000","bid":2118.7,"bid_size":1.0,"ask":2126.3,"ask_size":1.0,"iv":0.2962,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0172,"theta":0.0,"rho":-7.6138,"theo":2122.5737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2101.19995117188},{"option":"SPXW260324C02800000","bid":4052.1,"bid_size":1.0,"ask":4059.8,"ask_size":1.0,"iv":0.8334,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0298,"theta":0.0,"rho":2.4454,"theo":4055.8018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.79992675781},{"option":"SPXW260324P02800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":117.0,"iv":0.9059,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0298,"theta":-0.0364,"rho":-0.0024,"theo":0.1956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260324C03000000","bid":3852.9,"bid_size":1.0,"ask":3860.6,"ask_size":1.0,"iv":0.8196,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0372,"theta":0.0,"rho":2.6194,"theo":3856.5782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3876.30004882812},{"option":"SPXW260324P03000000","bid":0.05,"bid_size":114.0,"ask":0.3,"ask_size":114.0,"iv":0.8488,"open_interest":0.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0372,"theta":-0.0429,"rho":-0.0031,"theo":0.2373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260324C03200000","bid":3653.7,"bid_size":1.0,"ask":3661.4,"ask_size":1.0,"iv":0.7846,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0467,"theta":0.0,"rho":2.7931,"theo":3657.3645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3677.80004882812},{"option":"SPXW260324P03200000","bid":0.15,"bid_size":15.0,"ask":0.35,"ask_size":15.0,"iv":0.8075,"open_interest":3.0,"volume":2.0,"delta":-0.0006,"gamma":0.0,"vega":0.0467,"theta":-0.0506,"rho":-0.0039,"theo":0.2881,"change":-0.125,"open":0.2,"high":0.2,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:18:02","percent_change":-38.4615,"prev_day_close":0.200000006705523},{"option":"SPXW260324C03400000","bid":3454.5,"bid_size":1.0,"ask":3462.2,"ask_size":1.0,"iv":0.7431,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.059,"theta":0.0,"rho":2.9666,"theo":3458.1652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3477.94995117188},{"option":"SPXW260324P03400000","bid":0.2,"bid_size":112.0,"ask":0.45,"ask_size":15.0,"iv":0.7624,"open_interest":0.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.059,"theta":-0.0601,"rho":-0.005,"theo":0.3531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260324C03600000","bid":3255.4,"bid_size":1.0,"ask":3263.0,"ask_size":1.0,"iv":0.716,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0752,"theta":0.0,"rho":3.1396,"theo":3258.9876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3277.60009765625},{"option":"SPXW260324P03600000","bid":0.35,"bid_size":110.0,"ask":0.55,"ask_size":15.0,"iv":0.723,"open_interest":94.0,"volume":75.0,"delta":-0.0011,"gamma":0.0,"vega":0.0752,"theta":-0.0723,"rho":-0.0065,"theo":0.4401,"change":-0.1,"open":0.45,"high":0.45,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:12:12","percent_change":-18.1818,"prev_day_close":0.424999997019768},{"option":"SPXW260324C03800000","bid":3056.3,"bid_size":1.0,"ask":3063.9,"ask_size":1.0,"iv":0.6797,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0976,"theta":0.0,"rho":3.3121,"theo":3059.8431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3078.65002441406},{"option":"SPXW260324P03800000","bid":0.5,"bid_size":108.0,"ask":0.75,"ask_size":75.0,"iv":0.6862,"open_interest":5.0,"volume":1.0,"delta":-0.0014,"gamma":0.0,"vega":0.0976,"theta":-0.0884,"rho":-0.0086,"theo":0.56,"change":-0.2,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T11:05:08","percent_change":-28.5714,"prev_day_close":0.549999982118607},{"option":"SPXW260324C04000000","bid":2857.2,"bid_size":1.0,"ask":2864.9,"ask_size":1.0,"iv":0.6394,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.1286,"theta":0.0,"rho":3.4836,"theo":2860.7491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2881.40002441406},{"option":"SPXW260324P04000000","bid":0.7,"bid_size":107.0,"ask":0.95,"ask_size":75.0,"iv":0.6472,"open_interest":0.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.1282,"theta":-0.11,"rho":-0.0116,"theo":0.7286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.724999994039536},{"option":"SPXW260324C04200000","bid":2658.2,"bid_size":1.0,"ask":2665.9,"ask_size":1.0,"iv":0.6035,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.1723,"theta":0.0,"rho":3.6538,"theo":2661.7276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2681.65002441406},{"option":"SPXW260324P04200000","bid":1.0,"bid_size":15.0,"ask":1.2,"ask_size":75.0,"iv":0.6096,"open_interest":8.0,"volume":0.0,"delta":-0.0026,"gamma":0.0,"vega":0.1723,"theta":-0.1395,"rho":-0.0161,"theo":0.974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.85,"last_trade_time":"2026-02-13T10:00:05","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260324C04400000","bid":2459.3,"bid_size":1.0,"ask":2467.0,"ask_size":1.0,"iv":0.5688,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.2323,"theta":0.0,"rho":3.8221,"theo":2462.8068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2482.95007324219},{"option":"SPXW260324P04400000","bid":1.35,"bid_size":15.0,"ask":1.55,"ask_size":75.0,"iv":0.5727,"open_interest":8.0,"volume":0.0,"delta":-0.0037,"gamma":0.0,"vega":0.2322,"theta":-0.1783,"rho":-0.0224,"theo":1.3178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-13T10:00:05","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260324C04600000","bid":2260.5,"bid_size":1.0,"ask":2268.2,"ask_size":1.0,"iv":0.5337,"open_interest":0.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.315,"theta":0.0,"rho":3.9876,"theo":2264.0169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2284.54992675781},{"option":"SPXW260324P04600000","bid":1.8,"bid_size":15.0,"ask":2.0,"ask_size":75.0,"iv":0.5362,"open_interest":95.0,"volume":75.0,"delta":-0.0052,"gamma":0.0,"vega":0.3149,"theta":-0.2279,"rho":-0.0314,"theo":1.7923,"change":-0.25,"open":1.8,"high":1.8,"low":1.8,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-18T15:12:12","percent_change":-12.1951,"prev_day_close":1.64999997615814},{"option":"SPXW260324C04800000","bid":2061.8,"bid_size":1.0,"ask":2069.5,"ask_size":1.0,"iv":0.4977,"open_interest":0.0,"volume":0.0,"delta":0.9928,"gamma":0.0,"vega":0.4242,"theta":0.0,"rho":4.1496,"theo":2065.3915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2085.59997558594},{"option":"SPXW260324P04800000","bid":2.35,"bid_size":74.0,"ask":2.6,"ask_size":74.0,"iv":0.4999,"open_interest":5.0,"volume":0.0,"delta":-0.0072,"gamma":0.0,"vega":0.4241,"theta":-0.2893,"rho":-0.0439,"theo":2.4313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.02,"last_trade_time":"2026-02-13T11:50:45","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPXW260324C05000000","bid":1863.3,"bid_size":1.0,"ask":1871.0,"ask_size":1.0,"iv":0.4624,"open_interest":0.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":0.5678,"theta":0.0,"rho":4.3068,"theo":1866.967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1887.20001220703},{"option":"SPXW260324P05000000","bid":3.1,"bid_size":72.0,"ask":3.4,"ask_size":72.0,"iv":0.4643,"open_interest":19.0,"volume":0.0,"delta":-0.01,"gamma":0.0,"vega":0.5676,"theta":-0.3628,"rho":-0.0613,"theo":3.2713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.11,"last_trade_time":"2026-02-17T09:44:09","percent_change":0.0,"prev_day_close":2.85000002384186},{"option":"SPXW260324C05200000","bid":1665.1,"bid_size":2.0,"ask":1672.8,"ask_size":2.0,"iv":0.4281,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":0.7555,"theta":0.0,"rho":4.4576,"theo":1668.7907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1689.70001220703},{"option":"SPXW260324P05200000","bid":4.2,"bid_size":70.0,"ask":4.5,"ask_size":91.0,"iv":0.43,"open_interest":4.0,"volume":0.0,"delta":-0.0139,"gamma":0.0,"vega":0.7552,"theta":-0.4485,"rho":-0.0851,"theo":4.3592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-12T15:50:04","percent_change":0.0,"prev_day_close":3.80000007152557},{"option":"SPXW260324C05400000","bid":1467.3,"bid_size":2.0,"ask":1474.9,"ask_size":2.0,"iv":0.3939,"open_interest":0.0,"volume":0.0,"delta":0.9807,"gamma":0.0001,"vega":1.0003,"theta":-0.0709,"rho":4.5993,"theo":1470.9573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1491.04998779297},{"option":"SPXW260324P05400000","bid":5.6,"bid_size":53.0,"ask":5.9,"ask_size":53.0,"iv":0.3946,"open_interest":25.0,"volume":0.0,"delta":-0.0193,"gamma":0.0001,"vega":1.0003,"theta":-0.5492,"rho":-0.118,"theo":5.792,"change":0.4,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.7,"last_trade_time":"2026-02-17T13:42:40","percent_change":7.84314,"prev_day_close":5.09999990463257},{"option":"SPXW260324C05500000","bid":1368.5,"bid_size":2.0,"ask":1376.2,"ask_size":2.0,"iv":0.3759,"open_interest":0.0,"volume":0.0,"delta":0.9772,"gamma":0.0001,"vega":1.1545,"theta":-0.1613,"rho":4.6647,"theo":1372.2294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1392.35003662109},{"option":"SPXW260324P05500000","bid":6.5,"bid_size":51.0,"ask":6.9,"ask_size":90.0,"iv":0.3776,"open_interest":0.0,"volume":0.0,"delta":-0.0228,"gamma":0.0001,"vega":1.1545,"theta":-0.607,"rho":-0.1399,"theo":6.6965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.90000009536743},{"option":"SPXW260324C05600000","bid":1270.0,"bid_size":2.0,"ask":1277.7,"ask_size":2.0,"iv":0.3591,"open_interest":0.0,"volume":0.0,"delta":0.9728,"gamma":0.0001,"vega":1.3342,"theta":-0.2592,"rho":4.7256,"theo":1273.6889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1294.25},{"option":"SPXW260324P05600000","bid":7.6,"bid_size":48.0,"ask":8.0,"ask_size":84.0,"iv":0.3603,"open_interest":20.0,"volume":1.0,"delta":-0.0272,"gamma":0.0001,"vega":1.3342,"theta":-0.6724,"rho":-0.1663,"theo":7.7884,"change":-0.35,"open":7.6,"high":7.6,"low":7.6,"tick":"down","last_trade_price":7.6,"last_trade_time":"2026-02-18T15:21:33","percent_change":-4.40252,"prev_day_close":6.90000009536743},{"option":"SPXW260324C05700000","bid":1171.7,"bid_size":2.0,"ask":1179.4,"ask_size":2.0,"iv":0.3421,"open_interest":0.0,"volume":0.0,"delta":0.9674,"gamma":0.0001,"vega":1.5536,"theta":-0.3671,"rho":4.7794,"theo":1175.4097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1195.25},{"option":"SPXW260324P05700000","bid":8.9,"bid_size":59.0,"ask":9.3,"ask_size":59.0,"iv":0.3429,"open_interest":48.0,"volume":0.0,"delta":-0.0326,"gamma":0.0001,"vega":1.5536,"theta":-0.7477,"rho":-0.1998,"theo":9.1415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.3,"last_trade_time":"2026-02-13T16:05:27","percent_change":0.0,"prev_day_close":8.15000009536743},{"option":"SPXW260324C05800000","bid":1073.8,"bid_size":2.0,"ask":1081.6,"ask_size":2.0,"iv":0.3264,"open_interest":0.0,"volume":0.0,"delta":0.9605,"gamma":0.0001,"vega":1.8164,"theta":-0.4885,"rho":4.824,"theo":1077.5065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1097.45001220703},{"option":"SPXW260324P05800000","bid":10.7,"bid_size":15.0,"ask":11.1,"ask_size":55.0,"iv":0.3269,"open_interest":2.0,"volume":0.0,"delta":-0.0396,"gamma":0.0001,"vega":1.8164,"theta":-0.8367,"rho":-0.2424,"theo":10.8706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.23,"last_trade_time":"2026-02-13T12:04:15","percent_change":0.0,"prev_day_close":9.65000009536743},{"option":"SPXW260324C05900000","bid":976.4,"bid_size":2.0,"ask":984.2,"ask_size":2.0,"iv":0.311,"open_interest":0.0,"volume":0.0,"delta":0.9515,"gamma":0.0002,"vega":2.143,"theta":-0.6271,"rho":4.8558,"theo":980.1291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":999.699981689453},{"option":"SPXW260324P05900000","bid":13.0,"bid_size":15.0,"ask":13.4,"ask_size":50.0,"iv":0.3113,"open_interest":8.0,"volume":3.0,"delta":-0.0486,"gamma":0.0002,"vega":2.143,"theta":-0.9428,"rho":-0.2979,"theo":13.1256,"change":-0.75,"open":10.7,"high":13.0,"low":10.7,"tick":"down","last_trade_price":12.7,"last_trade_time":"2026-02-18T15:21:11","percent_change":-5.57621,"prev_day_close":11.6500000953674},{"option":"SPXW260324C05925000","bid":952.3,"bid_size":2.0,"ask":960.0,"ask_size":2.0,"iv":0.3069,"open_interest":0.0,"volume":0.0,"delta":0.9488,"gamma":0.0002,"vega":2.2353,"theta":-0.6649,"rho":4.8611,"theo":955.8911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":975.299987792969},{"option":"SPXW260324P05925000","bid":13.6,"bid_size":64.0,"ask":14.1,"ask_size":48.0,"iv":0.3076,"open_interest":0.0,"volume":0.0,"delta":-0.0512,"gamma":0.0002,"vega":2.2353,"theta":-0.9724,"rho":-0.3145,"theo":13.7956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.3000001907349},{"option":"SPXW260324C05950000","bid":928.0,"bid_size":2.0,"ask":935.8,"ask_size":2.0,"iv":0.3035,"open_interest":0.0,"volume":0.0,"delta":0.946,"gamma":0.0002,"vega":2.3315,"theta":-0.704,"rho":4.8653,"theo":931.7028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":951.0},{"option":"SPXW260324P05950000","bid":14.4,"bid_size":15.0,"ask":14.8,"ask_size":48.0,"iv":0.3037,"open_interest":0.0,"volume":0.0,"delta":-0.054,"gamma":0.0002,"vega":2.3315,"theta":-1.0034,"rho":-0.332,"theo":14.5154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.9500002861023},{"option":"SPXW260324C05975000","bid":904.0,"bid_size":2.0,"ask":911.7,"ask_size":2.0,"iv":0.2994,"open_interest":0.0,"volume":0.0,"delta":0.9429,"gamma":0.0002,"vega":2.4322,"theta":-0.7445,"rho":4.8685,"theo":907.5677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":927.050018310547},{"option":"SPXW260324P05975000","bid":15.1,"bid_size":63.0,"ask":15.6,"ask_size":47.0,"iv":0.3,"open_interest":0.0,"volume":0.0,"delta":-0.0571,"gamma":0.0002,"vega":2.4322,"theta":-1.0357,"rho":-0.3507,"theo":15.2884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":13.5999999046326},{"option":"SPXW260324C06000000","bid":879.8,"bid_size":2.0,"ask":887.6,"ask_size":2.0,"iv":0.2961,"open_interest":0.0,"volume":0.0,"delta":0.9397,"gamma":0.0002,"vega":2.5387,"theta":-0.7863,"rho":4.8705,"theo":883.4894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":902.600006103516},{"option":"SPXW260324P06000000","bid":15.9,"bid_size":47.0,"ask":16.5,"ask_size":31.0,"iv":0.2962,"open_interest":10.0,"volume":0.0,"delta":-0.0604,"gamma":0.0002,"vega":2.5387,"theta":-1.0694,"rho":-0.3705,"theo":16.1183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.9,"last_trade_time":"2026-02-17T11:24:10","percent_change":0.0,"prev_day_close":14.3000001907349},{"option":"SPXW260324C06025000","bid":855.9,"bid_size":2.0,"ask":863.6,"ask_size":4.0,"iv":0.292,"open_interest":0.0,"volume":0.0,"delta":0.9362,"gamma":0.0002,"vega":2.6518,"theta":-0.8296,"rho":4.8709,"theo":859.4726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":878.399993896484},{"option":"SPXW260324P06025000","bid":16.8,"bid_size":47.0,"ask":17.3,"ask_size":31.0,"iv":0.2925,"open_interest":0.0,"volume":0.0,"delta":-0.0638,"gamma":0.0002,"vega":2.6518,"theta":-1.1045,"rho":-0.392,"theo":17.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":15.0999999046326},{"option":"SPXW260324C06050000","bid":831.9,"bid_size":2.0,"ask":839.4,"ask_size":2.0,"iv":0.2886,"open_interest":0.0,"volume":0.0,"delta":0.9324,"gamma":0.0002,"vega":2.7714,"theta":-0.8742,"rho":4.8695,"theo":835.5223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":854.549987792969},{"option":"SPXW260324P06050000","bid":17.7,"bid_size":44.0,"ask":18.3,"ask_size":30.0,"iv":0.2886,"open_interest":0.0,"volume":0.0,"delta":-0.0676,"gamma":0.0002,"vega":2.7714,"theta":-1.141,"rho":-0.4152,"theo":17.9673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":16.0000004768372},{"option":"SPXW260324C06075000","bid":808.1,"bid_size":2.0,"ask":815.7,"ask_size":3.0,"iv":0.2849,"open_interest":0.0,"volume":0.0,"delta":0.9285,"gamma":0.0002,"vega":2.8962,"theta":-0.9202,"rho":4.8662,"theo":811.6442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.350006103516},{"option":"SPXW260324P06075000","bid":18.8,"bid_size":29.0,"ask":19.3,"ask_size":29.0,"iv":0.2851,"open_interest":0.0,"volume":0.0,"delta":-0.0716,"gamma":0.0002,"vega":2.8962,"theta":-1.1789,"rho":-0.4403,"theo":18.9973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":16.8500003814697},{"option":"SPXW260324C06100000","bid":784.2,"bid_size":2.0,"ask":791.7,"ask_size":2.0,"iv":0.2814,"open_interest":0.0,"volume":0.0,"delta":0.9242,"gamma":0.0002,"vega":3.0254,"theta":-0.9676,"rho":4.8613,"theo":787.8433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":806.350006103516},{"option":"SPXW260324P06100000","bid":19.8,"bid_size":41.0,"ask":20.4,"ask_size":28.0,"iv":0.2815,"open_interest":6.0,"volume":0.0,"delta":-0.0758,"gamma":0.0002,"vega":3.0254,"theta":-1.2182,"rho":-0.467,"theo":20.1044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.25,"last_trade_time":"2026-02-17T13:03:19","percent_change":0.0,"prev_day_close":17.75},{"option":"SPXW260324C06125000","bid":760.4,"bid_size":2.0,"ask":768.2,"ask_size":2.0,"iv":0.2779,"open_interest":0.0,"volume":0.0,"delta":0.9196,"gamma":0.0003,"vega":3.1594,"theta":-1.0163,"rho":4.855,"theo":764.124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":782.5},{"option":"SPXW260324P06125000","bid":21.0,"bid_size":40.0,"ask":21.6,"ask_size":27.0,"iv":0.2778,"open_interest":0.0,"volume":0.0,"delta":-0.0804,"gamma":0.0003,"vega":3.1594,"theta":-1.2587,"rho":-0.4952,"theo":21.2932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":18.8500003814697},{"option":"SPXW260324C06150000","bid":736.9,"bid_size":2.0,"ask":744.6,"ask_size":2.0,"iv":0.2742,"open_interest":0.0,"volume":0.0,"delta":0.9147,"gamma":0.0003,"vega":3.2997,"theta":-1.0662,"rho":4.8469,"theo":740.4906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":758.75},{"option":"SPXW260324P06150000","bid":22.3,"bid_size":12.0,"ask":23.0,"ask_size":21.0,"iv":0.2746,"open_interest":10.0,"volume":10.0,"delta":-0.0853,"gamma":0.0003,"vega":3.2997,"theta":-1.3006,"rho":-0.5251,"theo":22.5679,"change":17.97,"open":17.97,"high":17.97,"low":17.97,"tick":"up","last_trade_price":17.97,"last_trade_time":"2026-02-18T12:00:32","percent_change":0.0,"prev_day_close":19.9500007629395},{"option":"SPXW260324C06175000","bid":713.2,"bid_size":4.0,"ask":721.0,"ask_size":2.0,"iv":0.2708,"open_interest":0.0,"volume":0.0,"delta":0.9095,"gamma":0.0003,"vega":3.4479,"theta":-1.1173,"rho":4.8364,"theo":716.9487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":735.0},{"option":"SPXW260324P06175000","bid":23.6,"bid_size":12.0,"ask":24.3,"ask_size":20.0,"iv":0.2709,"open_interest":0.0,"volume":0.0,"delta":-0.0906,"gamma":0.0003,"vega":3.4479,"theta":-1.3435,"rho":-0.5573,"theo":23.9341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":21.1499996185303},{"option":"SPXW260324C06200000","bid":689.9,"bid_size":2.0,"ask":697.6,"ask_size":2.0,"iv":0.2672,"open_interest":0.0,"volume":0.0,"delta":0.9039,"gamma":0.0003,"vega":3.6032,"theta":-1.1694,"rho":4.8233,"theo":693.5052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.300018310547},{"option":"SPXW260324P06200000","bid":25.0,"bid_size":12.0,"ask":25.8,"ask_size":19.0,"iv":0.2674,"open_interest":36.0,"volume":0.0,"delta":-0.0961,"gamma":0.0003,"vega":3.6032,"theta":-1.3875,"rho":-0.5923,"theo":25.3987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.9,"last_trade_time":"2026-02-17T13:38:13","percent_change":0.0,"prev_day_close":22.4000005722046},{"option":"SPXW260324C06225000","bid":666.4,"bid_size":4.0,"ask":674.2,"ask_size":2.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.8979,"gamma":0.0003,"vega":3.7634,"theta":-1.2225,"rho":4.8076,"theo":670.1672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.199981689453},{"option":"SPXW260324P06225000","bid":26.6,"bid_size":11.0,"ask":27.3,"ask_size":18.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":-0.1021,"gamma":0.0003,"vega":3.7634,"theta":-1.4324,"rho":-0.6298,"theo":26.9688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":23.75},{"option":"SPXW260324C06250000","bid":643.2,"bid_size":2.0,"ask":651.0,"ask_size":2.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8916,"gamma":0.0003,"vega":3.9273,"theta":-1.2764,"rho":4.7899,"theo":646.9405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":664.350006103516},{"option":"SPXW260324P06250000","bid":28.2,"bid_size":11.0,"ask":29.0,"ask_size":17.0,"iv":0.2603,"open_interest":10.0,"volume":10.0,"delta":-0.1084,"gamma":0.0003,"vega":3.9273,"theta":-1.4782,"rho":-0.6693,"theo":28.6501,"change":22.42,"open":22.42,"high":22.42,"low":22.42,"tick":"up","last_trade_price":22.42,"last_trade_time":"2026-02-18T12:00:32","percent_change":0.0,"prev_day_close":25.25},{"option":"SPXW260324C06275000","bid":620.1,"bid_size":2.0,"ask":627.6,"ask_size":2.0,"iv":0.2568,"open_interest":0.0,"volume":0.0,"delta":0.8848,"gamma":0.0004,"vega":4.0962,"theta":-1.3309,"rho":4.7701,"theo":623.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":641.049987792969},{"option":"SPXW260324P06275000","bid":30.1,"bid_size":11.0,"ask":30.7,"ask_size":16.0,"iv":0.257,"open_interest":10.0,"volume":10.0,"delta":-0.1152,"gamma":0.0004,"vega":4.0962,"theta":-1.5246,"rho":-0.7109,"theo":30.4473,"change":28.09,"open":28.09,"high":28.09,"low":28.09,"tick":"up","last_trade_price":28.09,"last_trade_time":"2026-02-18T15:05:35","percent_change":0.0,"prev_day_close":26.8000001907349},{"option":"SPXW260324C06300000","bid":597.1,"bid_size":4.0,"ask":604.6,"ask_size":4.0,"iv":0.2536,"open_interest":2.0,"volume":0.0,"delta":0.8776,"gamma":0.0004,"vega":4.2726,"theta":-1.3859,"rho":4.7474,"theo":600.8403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":705.56,"last_trade_time":"2026-02-12T09:38:59","percent_change":0.0,"prev_day_close":617.700012207031},{"option":"SPXW260324P06300000","bid":32.0,"bid_size":11.0,"ask":32.6,"ask_size":15.0,"iv":0.2535,"open_interest":47.0,"volume":12.0,"delta":-0.1224,"gamma":0.0004,"vega":4.2726,"theta":-1.5714,"rho":-0.7554,"theo":32.3661,"change":-2.6,"open":28.06,"high":29.8,"low":25.19,"tick":"up","last_trade_price":29.8,"last_trade_time":"2026-02-18T15:05:35","percent_change":-8.02469,"prev_day_close":28.4500007629394},{"option":"SPXW260324C06325000","bid":574.3,"bid_size":2.0,"ask":582.0,"ask_size":4.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.8699,"gamma":0.0004,"vega":4.4564,"theta":-1.441,"rho":4.7211,"theo":577.9811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":594.649993896484},{"option":"SPXW260324P06325000","bid":34.0,"bid_size":10.0,"ask":34.7,"ask_size":14.0,"iv":0.2499,"open_interest":0.0,"volume":0.0,"delta":-0.1301,"gamma":0.0004,"vega":4.4564,"theta":-1.6185,"rho":-0.8036,"theo":34.4151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":30.3000001907349},{"option":"SPXW260324C06350000","bid":551.5,"bid_size":2.0,"ask":559.0,"ask_size":2.0,"iv":0.2464,"open_interest":0.0,"volume":0.0,"delta":0.8617,"gamma":0.0004,"vega":4.6445,"theta":-1.4962,"rho":4.6914,"theo":555.2616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":571.649993896484},{"option":"SPXW260324P06350000","bid":36.2,"bid_size":10.0,"ask":36.9,"ask_size":13.0,"iv":0.2465,"open_interest":2.0,"volume":2.0,"delta":-0.1383,"gamma":0.0004,"vega":4.6445,"theta":-1.6655,"rho":-0.8552,"theo":36.6036,"change":30.57,"open":27.21,"high":30.57,"low":27.21,"tick":"up","last_trade_price":30.57,"last_trade_time":"2026-02-18T15:53:12","percent_change":0.0,"prev_day_close":32.1999998092651},{"option":"SPXW260324C06375000","bid":528.8,"bid_size":2.0,"ask":536.5,"ask_size":4.0,"iv":0.243,"open_interest":0.0,"volume":0.0,"delta":0.853,"gamma":0.0005,"vega":4.8346,"theta":-1.5512,"rho":4.6589,"theo":532.689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.75},{"option":"SPXW260324P06375000","bid":38.5,"bid_size":10.0,"ask":39.2,"ask_size":12.0,"iv":0.243,"open_interest":0.0,"volume":0.0,"delta":-0.147,"gamma":0.0005,"vega":4.8346,"theta":-1.7124,"rho":-0.9094,"theo":38.9391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":34.2999992370606},{"option":"SPXW260324C06400000","bid":506.5,"bid_size":4.0,"ask":513.4,"ask_size":3.0,"iv":0.239,"open_interest":0.0,"volume":0.0,"delta":0.8438,"gamma":0.0005,"vega":5.0284,"theta":-1.6057,"rho":4.6238,"theo":510.2695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":526.149993896484},{"option":"SPXW260324P06400000","bid":41.0,"bid_size":9.0,"ask":41.8,"ask_size":12.0,"iv":0.2396,"open_interest":43.0,"volume":1.0,"delta":-0.1563,"gamma":0.0005,"vega":5.0284,"theta":-1.7587,"rho":-0.9664,"theo":41.4277,"change":-6.83,"open":34.62,"high":34.62,"low":34.62,"tick":"down","last_trade_price":34.62,"last_trade_time":"2026-02-18T15:53:12","percent_change":-16.4777,"prev_day_close":36.5},{"option":"SPXW260324C06425000","bid":484.3,"bid_size":5.0,"ask":491.1,"ask_size":4.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":0.8339,"gamma":0.0005,"vega":5.2289,"theta":-1.6594,"rho":4.5846,"theo":488.0115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":503.649993896484},{"option":"SPXW260324P06425000","bid":43.6,"bid_size":9.0,"ask":44.4,"ask_size":11.0,"iv":0.2359,"open_interest":12.0,"volume":0.0,"delta":-0.1661,"gamma":0.0005,"vega":5.2289,"theta":-1.8043,"rho":-1.0273,"theo":44.0778,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.95,"last_trade_time":"2026-02-17T15:16:46","percent_change":0.0,"prev_day_close":38.8999996185303},{"option":"SPXW260324C06450000","bid":462.2,"bid_size":2.0,"ask":468.9,"ask_size":4.0,"iv":0.2316,"open_interest":0.0,"volume":0.0,"delta":0.8235,"gamma":0.0005,"vega":5.4348,"theta":-1.7121,"rho":4.5405,"theo":465.9282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":481.199996948242},{"option":"SPXW260324P06450000","bid":46.5,"bid_size":9.0,"ask":47.3,"ask_size":11.0,"iv":0.2325,"open_interest":11.0,"volume":0.0,"delta":-0.1766,"gamma":0.0005,"vega":5.4348,"theta":-1.8489,"rho":-1.0933,"theo":46.9026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":50.92,"last_trade_time":"2026-02-12T11:57:11","percent_change":0.0,"prev_day_close":41.4500007629394},{"option":"SPXW260324C06475000","bid":440.7,"bid_size":4.0,"ask":447.6,"ask_size":4.0,"iv":0.2291,"open_interest":0.0,"volume":0.0,"delta":0.8124,"gamma":0.0006,"vega":5.6415,"theta":-1.7634,"rho":4.4924,"theo":444.033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":459.399993896484},{"option":"SPXW260324P06475000","bid":49.5,"bid_size":9.0,"ask":50.4,"ask_size":11.0,"iv":0.2289,"open_interest":4.0,"volume":1.0,"delta":-0.1877,"gamma":0.0006,"vega":5.6415,"theta":-1.892,"rho":-1.1632,"theo":49.9154,"change":-11.16,"open":38.79,"high":38.79,"low":38.79,"tick":"down","last_trade_price":38.79,"last_trade_time":"2026-02-18T10:23:41","percent_change":-22.3423,"prev_day_close":44.2000007629394},{"option":"SPXW260324C06500000","bid":418.7,"bid_size":2.0,"ask":425.3,"ask_size":4.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.8005,"gamma":0.0006,"vega":5.8477,"theta":-1.813,"rho":4.4411,"theo":422.3357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":437.149993896484},{"option":"SPXW260324P06500000","bid":52.7,"bid_size":9.0,"ask":53.6,"ask_size":10.0,"iv":0.2253,"open_interest":19.0,"volume":4.0,"delta":-0.1995,"gamma":0.0006,"vega":5.8477,"theta":-1.9335,"rho":-1.2363,"theo":53.1262,"change":-12.85,"open":40.21,"high":40.35,"low":40.21,"tick":"up","last_trade_price":40.35,"last_trade_time":"2026-02-18T12:28:16","percent_change":-24.1541,"prev_day_close":47.1000003814697},{"option":"SPXW260324C06525000","bid":397.2,"bid_size":2.0,"ask":403.9,"ask_size":4.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.788,"gamma":0.0006,"vega":6.0571,"theta":-1.8605,"rho":4.3854,"theo":400.8475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":415.350006103516},{"option":"SPXW260324P06525000","bid":56.2,"bid_size":8.0,"ask":57.1,"ask_size":10.0,"iv":0.2217,"open_interest":7.0,"volume":4.0,"delta":-0.212,"gamma":0.0006,"vega":6.0571,"theta":-1.9729,"rho":-1.3139,"theo":56.5462,"change":-6.85,"open":43.1,"high":49.8,"low":43.1,"tick":"up","last_trade_price":49.8,"last_trade_time":"2026-02-18T16:03:18","percent_change":-12.0918,"prev_day_close":50.25},{"option":"SPXW260324C06550000","bid":376.1,"bid_size":4.0,"ask":382.5,"ask_size":4.0,"iv":0.2173,"open_interest":0.0,"volume":0.0,"delta":0.7747,"gamma":0.0007,"vega":6.2703,"theta":-1.9056,"rho":4.3232,"theo":379.5866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.799987792969},{"option":"SPXW260324P06550000","bid":60.0,"bid_size":8.0,"ask":60.8,"ask_size":10.0,"iv":0.2181,"open_interest":9.0,"volume":8.0,"delta":-0.2254,"gamma":0.0007,"vega":6.2703,"theta":-2.0098,"rho":-1.3978,"theo":60.1933,"change":-7.3,"open":46.04,"high":57.42,"low":46.04,"tick":"down","last_trade_price":53.1,"last_trade_time":"2026-02-18T16:03:18","percent_change":-12.0861,"prev_day_close":53.6000003814697},{"option":"SPXW260324C06575000","bid":355.1,"bid_size":2.0,"ask":361.4,"ask_size":4.0,"iv":0.2134,"open_interest":0.0,"volume":0.0,"delta":0.7605,"gamma":0.0007,"vega":6.4817,"theta":-1.9477,"rho":4.2556,"theo":358.5737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":372.400009155273},{"option":"SPXW260324P06575000","bid":63.8,"bid_size":8.0,"ask":64.7,"ask_size":10.0,"iv":0.2143,"open_interest":13.0,"volume":9.0,"delta":-0.2395,"gamma":0.0007,"vega":6.4817,"theta":-2.0438,"rho":-1.4873,"theo":64.0885,"change":-3.17,"open":49.14,"high":61.13,"low":48.15,"tick":"up","last_trade_price":61.13,"last_trade_time":"2026-02-18T15:13:54","percent_change":-4.93001,"prev_day_close":57.2000007629394},{"option":"SPXW260324C06600000","bid":334.7,"bid_size":4.0,"ask":340.6,"ask_size":4.0,"iv":0.21,"open_interest":0.0,"volume":0.0,"delta":0.7454,"gamma":0.0007,"vega":6.6883,"theta":-1.9866,"rho":4.184,"theo":337.825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":351.25},{"option":"SPXW260324P06600000","bid":68.1,"bid_size":8.0,"ask":68.9,"ask_size":9.0,"iv":0.2106,"open_interest":9.0,"volume":1.0,"delta":-0.2546,"gamma":0.0007,"vega":6.6883,"theta":-2.0746,"rho":-1.5808,"theo":68.2479,"change":-14.66,"open":53.99,"high":53.99,"low":53.99,"tick":"down","last_trade_price":53.99,"last_trade_time":"2026-02-18T10:23:41","percent_change":-21.3547,"prev_day_close":61.0},{"option":"SPXW260324C06625000","bid":314.2,"bid_size":4.0,"ask":320.3,"ask_size":4.0,"iv":0.2062,"open_interest":0.0,"volume":0.0,"delta":0.7294,"gamma":0.0008,"vega":6.8935,"theta":-2.0216,"rho":4.1065,"theo":317.3569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":330.449996948242},{"option":"SPXW260324P06625000","bid":72.5,"bid_size":8.0,"ask":73.3,"ask_size":9.0,"iv":0.2067,"open_interest":4.0,"volume":10.0,"delta":-0.2706,"gamma":0.0008,"vega":6.8935,"theta":-2.1015,"rho":-1.68,"theo":72.6878,"change":-5.4,"open":55.1,"high":70.0,"low":55.1,"tick":"no_change","last_trade_price":67.75,"last_trade_time":"2026-02-18T15:30:41","percent_change":-7.38209,"prev_day_close":65.1000022888184},{"option":"SPXW260324C06650000","bid":293.8,"bid_size":6.0,"ask":300.1,"ask_size":4.0,"iv":0.202,"open_interest":0.0,"volume":0.0,"delta":0.7124,"gamma":0.0008,"vega":7.097,"theta":-2.0523,"rho":4.0208,"theo":297.196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.899993896484},{"option":"SPXW260324P06650000","bid":77.2,"bid_size":7.0,"ask":78.1,"ask_size":9.0,"iv":0.2028,"open_interest":7.0,"volume":3.0,"delta":-0.2876,"gamma":0.0008,"vega":7.097,"theta":-2.124,"rho":-1.7875,"theo":77.4351,"change":-15.75,"open":62.3,"high":62.3,"low":62.3,"tick":"down","last_trade_price":62.3,"last_trade_time":"2026-02-18T13:31:40","percent_change":-20.1794,"prev_day_close":69.5},{"option":"SPXW260324C06675000","bid":274.4,"bid_size":4.0,"ask":279.9,"ask_size":4.0,"iv":0.1982,"open_interest":0.0,"volume":0.0,"delta":0.6944,"gamma":0.0008,"vega":7.2916,"theta":-2.078,"rho":3.929,"theo":277.3702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":289.699996948242},{"option":"SPXW260324P06675000","bid":82.3,"bid_size":7.0,"ask":83.2,"ask_size":8.0,"iv":0.1988,"open_interest":4.0,"volume":0.0,"delta":-0.3056,"gamma":0.0008,"vega":7.2916,"theta":-2.1416,"rho":-1.9012,"theo":82.5173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.0,"last_trade_time":"2026-02-17T12:27:36","percent_change":0.0,"prev_day_close":74.1500015258789},{"option":"SPXW260324C06700000","bid":257.5,"bid_size":1.0,"ask":258.8,"ask_size":1.0,"iv":0.1947,"open_interest":0.0,"volume":0.0,"delta":0.6752,"gamma":0.0009,"vega":7.4752,"theta":-2.098,"rho":3.832,"theo":257.8988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.600006103516},{"option":"SPXW260324P06700000","bid":87.6,"bid_size":7.0,"ask":88.6,"ask_size":8.0,"iv":0.1949,"open_interest":7.0,"volume":4.0,"delta":-0.3248,"gamma":0.0009,"vega":7.4752,"theta":-2.1535,"rho":-2.02,"theo":87.954,"change":-17.6,"open":79.06,"high":79.06,"low":71.2,"tick":"down","last_trade_price":71.2,"last_trade_time":"2026-02-18T13:31:40","percent_change":-19.8198,"prev_day_close":79.1500015258789},{"option":"SPXW260324C06710000","bid":249.8,"bid_size":1.0,"ask":251.1,"ask_size":1.0,"iv":0.193,"open_interest":0.0,"volume":0.0,"delta":0.6672,"gamma":0.0009,"vega":7.5464,"theta":-2.1043,"rho":3.7909,"theo":250.2149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":261.800003051758},{"option":"SPXW260324P06710000","bid":90.0,"bid_size":7.0,"ask":90.9,"ask_size":8.0,"iv":0.1932,"open_interest":0.0,"volume":0.0,"delta":-0.3328,"gamma":0.0009,"vega":7.5464,"theta":-2.1565,"rho":-2.0699,"theo":90.2333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":81.25},{"option":"SPXW260324C06720000","bid":242.1,"bid_size":1.0,"ask":243.4,"ask_size":1.0,"iv":0.1916,"open_interest":0.0,"volume":0.0,"delta":0.659,"gamma":0.0009,"vega":7.6163,"theta":-2.1096,"rho":3.748,"theo":242.5943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":254.0},{"option":"SPXW260324P06720000","bid":92.3,"bid_size":6.0,"ask":93.2,"ask_size":8.0,"iv":0.1916,"open_interest":0.0,"volume":0.0,"delta":-0.341,"gamma":0.0009,"vega":7.6163,"theta":-2.1585,"rho":-2.1215,"theo":92.576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":83.4500007629394},{"option":"SPXW260324C06725000","bid":238.3,"bid_size":2.0,"ask":239.6,"ask_size":2.0,"iv":0.1906,"open_interest":1.0,"volume":0.0,"delta":0.6549,"gamma":0.0009,"vega":7.6505,"theta":-2.1117,"rho":3.7259,"theo":238.8085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.7,"last_trade_time":"2026-02-17T10:02:29","percent_change":0.0,"prev_day_close":250.050003051758},{"option":"SPXW260324P06725000","bid":93.4,"bid_size":6.0,"ask":94.4,"ask_size":8.0,"iv":0.1908,"open_interest":6.0,"volume":0.0,"delta":-0.3451,"gamma":0.0009,"vega":7.6505,"theta":-2.1591,"rho":-2.1479,"theo":93.7718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.0,"last_trade_time":"2026-02-17T14:45:26","percent_change":0.0,"prev_day_close":84.5},{"option":"SPXW260324C06730000","bid":234.5,"bid_size":2.0,"ask":235.9,"ask_size":2.0,"iv":0.1898,"open_interest":0.0,"volume":0.0,"delta":0.6507,"gamma":0.0009,"vega":7.6842,"theta":-2.1136,"rho":3.7034,"theo":235.0396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.200004577637},{"option":"SPXW260324P06730000","bid":94.6,"bid_size":6.0,"ask":95.6,"ask_size":7.0,"iv":0.19,"open_interest":0.0,"volume":0.0,"delta":-0.3494,"gamma":0.0009,"vega":7.6842,"theta":-2.1594,"rho":-2.1748,"theo":94.9845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":85.6500015258789},{"option":"SPXW260324C06740000","bid":227.3,"bid_size":5.0,"ask":228.3,"ask_size":2.0,"iv":0.1885,"open_interest":0.0,"volume":0.0,"delta":0.6421,"gamma":0.001,"vega":7.7495,"theta":-2.1166,"rho":3.6576,"theo":227.5531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":238.5},{"option":"SPXW260324P06740000","bid":97.2,"bid_size":6.0,"ask":98.1,"ask_size":7.0,"iv":0.1882,"open_interest":0.0,"volume":0.0,"delta":-0.3579,"gamma":0.001,"vega":7.7495,"theta":-2.159,"rho":-2.2293,"theo":97.4612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":87.9500007629394},{"option":"SPXW260324C06750000","bid":219.8,"bid_size":5.0,"ask":220.8,"ask_size":2.0,"iv":0.1866,"open_interest":1.0,"volume":0.0,"delta":0.6333,"gamma":0.001,"vega":7.8116,"theta":-2.1183,"rho":3.6109,"theo":220.1364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":188.4,"last_trade_time":"2026-02-17T10:14:45","percent_change":0.0,"prev_day_close":230.900001525879},{"option":"SPXW260324P06750000","bid":99.7,"bid_size":6.0,"ask":100.6,"ask_size":7.0,"iv":0.1867,"open_interest":25.0,"volume":42.0,"delta":-0.3667,"gamma":0.001,"vega":7.8116,"theta":-2.1575,"rho":-2.2847,"theo":100.0078,"change":-10.91,"open":80.33,"high":93.37,"low":76.13,"tick":"no_change","last_trade_price":90.24,"last_trade_time":"2026-02-18T15:42:53","percent_change":-10.786,"prev_day_close":90.25},{"option":"SPXW260324C06760000","bid":212.5,"bid_size":5.0,"ask":213.6,"ask_size":2.0,"iv":0.185,"open_interest":0.0,"volume":0.0,"delta":0.6243,"gamma":0.001,"vega":7.8702,"theta":-2.1187,"rho":3.5635,"theo":212.7909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":223.349998474121},{"option":"SPXW260324P06760000","bid":102.3,"bid_size":6.0,"ask":103.2,"ask_size":7.0,"iv":0.1851,"open_interest":0.0,"volume":0.0,"delta":-0.3757,"gamma":0.001,"vega":7.8702,"theta":-2.1546,"rho":-2.3409,"theo":102.6255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":92.6500015258789},{"option":"SPXW260324C06770000","bid":205.2,"bid_size":5.0,"ask":206.3,"ask_size":2.0,"iv":0.1833,"open_interest":0.0,"volume":0.0,"delta":0.6151,"gamma":0.001,"vega":7.9256,"theta":-2.1178,"rho":3.5152,"theo":205.5176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":215.900001525879},{"option":"SPXW260324P06770000","bid":104.8,"bid_size":6.0,"ask":105.9,"ask_size":6.0,"iv":0.1834,"open_interest":10.0,"volume":10.0,"delta":-0.3849,"gamma":0.001,"vega":7.9256,"theta":-2.1505,"rho":-2.3979,"theo":105.3155,"change":93.99,"open":102.79,"high":102.79,"low":93.99,"tick":"down","last_trade_price":93.99,"last_trade_time":"2026-02-18T16:03:26","percent_change":0.0,"prev_day_close":95.0999984741211},{"option":"SPXW260324C06775000","bid":201.6,"bid_size":5.0,"ask":202.6,"ask_size":2.0,"iv":0.1824,"open_interest":3.0,"volume":0.0,"delta":0.6104,"gamma":0.001,"vega":7.9522,"theta":-2.1168,"rho":3.4906,"theo":201.9087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.01,"last_trade_time":"2026-02-17T12:31:11","percent_change":0.0,"prev_day_close":212.200004577637},{"option":"SPXW260324P06775000","bid":106.3,"bid_size":6.0,"ask":107.2,"ask_size":6.0,"iv":0.1824,"open_interest":7.0,"volume":0.0,"delta":-0.3896,"gamma":0.001,"vega":7.9522,"theta":-2.1479,"rho":-2.4269,"theo":106.6882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.43,"last_trade_time":"2026-02-17T09:33:38","percent_change":0.0,"prev_day_close":96.3499984741211},{"option":"SPXW260324C06780000","bid":198.0,"bid_size":5.0,"ask":199.0,"ask_size":2.0,"iv":0.1816,"open_interest":0.0,"volume":0.0,"delta":0.6057,"gamma":0.001,"vega":7.978,"theta":-2.1155,"rho":3.4655,"theo":198.3186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":208.550003051758},{"option":"SPXW260324P06780000","bid":107.7,"bid_size":6.0,"ask":108.6,"ask_size":6.0,"iv":0.1815,"open_interest":0.0,"volume":0.0,"delta":-0.3943,"gamma":0.001,"vega":7.978,"theta":-2.1449,"rho":-2.4564,"theo":108.0797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":97.7000007629394},{"option":"SPXW260324C06790000","bid":190.7,"bid_size":5.0,"ask":191.8,"ask_size":2.0,"iv":0.1798,"open_interest":0.0,"volume":0.0,"delta":0.5961,"gamma":0.001,"vega":8.0272,"theta":-2.1118,"rho":3.4138,"theo":191.1966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":201.099998474121},{"option":"SPXW260324P06790000","bid":110.5,"bid_size":6.0,"ask":111.4,"ask_size":6.0,"iv":0.1799,"open_interest":0.0,"volume":0.0,"delta":-0.404,"gamma":0.001,"vega":8.0272,"theta":-2.138,"rho":-2.5168,"theo":110.921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":100.299999237061},{"option":"SPXW260324C06800000","bid":183.8,"bid_size":6.0,"ask":184.8,"ask_size":2.0,"iv":0.1781,"open_interest":2.0,"volume":0.0,"delta":0.5862,"gamma":0.001,"vega":8.073,"theta":-2.1065,"rho":3.3601,"theo":184.155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":155.64,"last_trade_time":"2026-02-17T10:49:29","percent_change":0.0,"prev_day_close":193.949996948242},{"option":"SPXW260324P06800000","bid":113.4,"bid_size":5.0,"ask":114.3,"ask_size":6.0,"iv":0.1782,"open_interest":28.0,"volume":16.0,"delta":-0.4138,"gamma":0.001,"vega":8.073,"theta":-2.1295,"rho":-2.5792,"theo":113.8426,"change":-16.14,"open":93.85,"high":105.98,"low":93.85,"tick":"no_change","last_trade_price":99.31,"last_trade_time":"2026-02-18T15:52:45","percent_change":-13.9801,"prev_day_close":103.0},{"option":"SPXW260324C06810000","bid":176.8,"bid_size":6.0,"ask":177.8,"ask_size":2.0,"iv":0.1764,"open_interest":0.0,"volume":0.0,"delta":0.5761,"gamma":0.0011,"vega":8.1147,"theta":-2.0997,"rho":3.3046,"theo":177.1971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":186.700004577637},{"option":"SPXW260324P06810000","bid":116.2,"bid_size":5.0,"ask":117.3,"ask_size":6.0,"iv":0.1764,"open_interest":1.0,"volume":1.0,"delta":-0.4239,"gamma":0.0011,"vega":8.1147,"theta":-2.1194,"rho":-2.6435,"theo":116.8479,"change":96.95,"open":96.95,"high":96.95,"low":96.95,"tick":"up","last_trade_price":96.95,"last_trade_time":"2026-02-18T12:00:32","percent_change":0.0,"prev_day_close":105.799999237061},{"option":"SPXW260324C06820000","bid":169.9,"bid_size":6.0,"ask":170.9,"ask_size":2.0,"iv":0.1746,"open_interest":0.0,"volume":0.0,"delta":0.5658,"gamma":0.0011,"vega":8.1517,"theta":-2.0913,"rho":3.2479,"theo":170.3255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":179.599998474121},{"option":"SPXW260324P06820000","bid":119.4,"bid_size":5.0,"ask":120.4,"ask_size":6.0,"iv":0.1746,"open_interest":2.0,"volume":8.0,"delta":-0.4342,"gamma":0.0011,"vega":8.1517,"theta":-2.1077,"rho":-2.7088,"theo":119.9395,"change":112.7,"open":98.94,"high":116.0,"low":98.94,"tick":"no_change","last_trade_price":112.7,"last_trade_time":"2026-02-18T15:30:41","percent_change":0.0,"prev_day_close":108.700000762939},{"option":"SPXW260324C06825000","bid":166.5,"bid_size":6.0,"ask":167.5,"ask_size":2.0,"iv":0.1738,"open_interest":2.0,"volume":0.0,"delta":0.5606,"gamma":0.0011,"vega":8.1683,"theta":-2.0864,"rho":3.2194,"theo":166.9226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":159.17,"last_trade_time":"2026-02-17T12:31:11","percent_change":0.0,"prev_day_close":176.099998474121},{"option":"SPXW260324P06825000","bid":121.0,"bid_size":5.0,"ask":122.0,"ask_size":6.0,"iv":0.1738,"open_interest":13.0,"volume":1.0,"delta":-0.4394,"gamma":0.0011,"vega":8.1683,"theta":-2.1012,"rho":-2.7418,"theo":121.5182,"change":-24.18,"open":99.22,"high":99.22,"low":99.22,"tick":"down","last_trade_price":99.22,"last_trade_time":"2026-02-18T10:22:05","percent_change":-19.5948,"prev_day_close":110.049999237061},{"option":"SPXW260324C06830000","bid":163.1,"bid_size":6.0,"ask":164.1,"ask_size":2.0,"iv":0.1729,"open_interest":0.0,"volume":0.0,"delta":0.5553,"gamma":0.0011,"vega":8.1836,"theta":-2.0811,"rho":3.1907,"theo":163.5419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":172.599998474121},{"option":"SPXW260324P06830000","bid":122.6,"bid_size":5.0,"ask":123.6,"ask_size":6.0,"iv":0.1729,"open_interest":0.0,"volume":0.0,"delta":-0.4447,"gamma":0.0011,"vega":8.1836,"theta":-2.0943,"rho":-2.7748,"theo":123.1191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":111.599998474121},{"option":"SPXW260324C06840000","bid":156.2,"bid_size":6.0,"ask":157.4,"ask_size":2.0,"iv":0.1712,"open_interest":0.0,"volume":0.0,"delta":0.5445,"gamma":0.0011,"vega":8.2103,"theta":-2.0693,"rho":3.1325,"theo":156.8481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":165.700004577637},{"option":"SPXW260324P06840000","bid":125.8,"bid_size":5.0,"ask":126.8,"ask_size":6.0,"iv":0.1711,"open_interest":7.0,"volume":7.0,"delta":-0.4555,"gamma":0.0011,"vega":8.2103,"theta":-2.0792,"rho":-2.8417,"theo":126.3886,"change":114.64,"open":114.16,"high":114.64,"low":114.16,"tick":"up","last_trade_price":114.64,"last_trade_time":"2026-02-18T16:09:04","percent_change":0.0,"prev_day_close":114.700000762939},{"option":"SPXW260324C06850000","bid":149.6,"bid_size":6.0,"ask":150.8,"ask_size":2.0,"iv":0.1694,"open_interest":712.0,"volume":6.0,"delta":0.5335,"gamma":0.0011,"vega":8.2317,"theta":-2.0556,"rho":3.0727,"theo":150.2468,"change":5.35,"open":159.25,"high":159.25,"low":152.55,"tick":"down","last_trade_price":152.55,"last_trade_time":"2026-02-18T14:57:53","percent_change":3.63451,"prev_day_close":158.799995422363},{"option":"SPXW260324P06850000","bid":129.0,"bid_size":6.0,"ask":130.2,"ask_size":6.0,"iv":0.1689,"open_interest":706.0,"volume":51.0,"delta":-0.4665,"gamma":0.0011,"vega":8.2317,"theta":-2.0623,"rho":-2.9102,"theo":129.7506,"change":-14.51,"open":105.83,"high":121.62,"low":100.48,"tick":"no_change","last_trade_price":117.39,"last_trade_time":"2026-02-18T16:07:40","percent_change":-11.0008,"prev_day_close":117.799999237061},{"option":"SPXW260324C06860000","bid":143.1,"bid_size":7.0,"ask":144.3,"ask_size":2.0,"iv":0.1677,"open_interest":2.0,"volume":2.0,"delta":0.5223,"gamma":0.0011,"vega":8.2475,"theta":-2.0402,"rho":3.0107,"theo":143.7423,"change":154.92,"open":154.92,"high":154.92,"low":154.92,"tick":"up","last_trade_price":154.92,"last_trade_time":"2026-02-18T15:46:56","percent_change":0.0,"prev_day_close":152.099998474121},{"option":"SPXW260324P06860000","bid":132.3,"bid_size":6.0,"ask":133.7,"ask_size":6.0,"iv":0.1675,"open_interest":7.0,"volume":7.0,"delta":-0.4777,"gamma":0.0011,"vega":8.2475,"theta":-2.0436,"rho":-2.981,"theo":133.2093,"change":118.5,"open":129.87,"high":129.87,"low":118.5,"tick":"down","last_trade_price":118.5,"last_trade_time":"2026-02-18T15:46:56","percent_change":0.0,"prev_day_close":121.099998474121},{"option":"SPXW260324C06870000","bid":136.7,"bid_size":7.0,"ask":137.9,"ask_size":2.0,"iv":0.1659,"open_interest":0.0,"volume":0.0,"delta":0.5108,"gamma":0.0012,"vega":8.2572,"theta":-2.0228,"rho":2.9463,"theo":137.3398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":145.5},{"option":"SPXW260324P06870000","bid":136.0,"bid_size":6.0,"ask":137.2,"ask_size":6.0,"iv":0.1659,"open_interest":0.0,"volume":0.0,"delta":-0.4892,"gamma":0.0012,"vega":8.2572,"theta":-2.023,"rho":-3.0541,"theo":136.77,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":124.400001525879},{"option":"SPXW260324C06875000","bid":133.7,"bid_size":7.0,"ask":134.7,"ask_size":2.0,"iv":0.1651,"open_interest":5.0,"volume":0.0,"delta":0.505,"gamma":0.0012,"vega":8.2596,"theta":-2.0133,"rho":2.9135,"theo":134.1783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.78,"last_trade_time":"2026-02-17T12:31:11","percent_change":0.0,"prev_day_close":142.200004577637},{"option":"SPXW260324P06875000","bid":137.7,"bid_size":6.0,"ask":139.1,"ask_size":6.0,"iv":0.1649,"open_interest":15.0,"volume":1.0,"delta":-0.495,"gamma":0.0012,"vega":8.2596,"theta":-2.0119,"rho":-3.0913,"theo":138.5901,"change":-6.32,"open":134.83,"high":134.83,"low":134.83,"tick":"down","last_trade_price":134.83,"last_trade_time":"2026-02-18T15:21:53","percent_change":-4.47751,"prev_day_close":126.099998474121},{"option":"SPXW260324C06880000","bid":130.4,"bid_size":13.0,"ask":131.6,"ask_size":6.0,"iv":0.1641,"open_interest":5.0,"volume":5.0,"delta":0.4991,"gamma":0.0012,"vega":8.2603,"theta":-2.0034,"rho":2.8804,"theo":131.0441,"change":141.48,"open":141.48,"high":141.48,"low":141.48,"tick":"up","last_trade_price":141.48,"last_trade_time":"2026-02-18T09:59:06","percent_change":0.0,"prev_day_close":139.0},{"option":"SPXW260324P06880000","bid":139.7,"bid_size":6.0,"ask":140.9,"ask_size":6.0,"iv":0.1637,"open_interest":5.0,"volume":5.0,"delta":-0.5009,"gamma":0.0012,"vega":8.2603,"theta":-2.0004,"rho":-3.1288,"theo":140.4376,"change":136.97,"open":136.97,"high":136.97,"low":136.97,"tick":"up","last_trade_price":136.97,"last_trade_time":"2026-02-18T09:50:25","percent_change":0.0,"prev_day_close":127.900001525879},{"option":"SPXW260324C06890000","bid":124.4,"bid_size":7.0,"ask":125.4,"ask_size":6.0,"iv":0.1624,"open_interest":1.0,"volume":1.0,"delta":0.4872,"gamma":0.0012,"vega":8.2564,"theta":-1.9821,"rho":2.8136,"theo":124.8594,"change":142.5,"open":142.5,"high":142.5,"low":142.5,"tick":"up","last_trade_price":142.5,"last_trade_time":"2026-02-18T13:38:23","percent_change":0.0,"prev_day_close":132.599998474121},{"option":"SPXW260324P06890000","bid":143.4,"bid_size":2.0,"ask":144.7,"ask_size":2.0,"iv":0.1622,"open_interest":0.0,"volume":0.0,"delta":-0.5128,"gamma":0.0012,"vega":8.2564,"theta":-1.9758,"rho":-3.2042,"theo":144.2161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":131.400001525879},{"option":"SPXW260324C06900000","bid":118.2,"bid_size":7.0,"ask":119.4,"ask_size":6.0,"iv":0.1606,"open_interest":17.0,"volume":15.0,"delta":0.475,"gamma":0.0012,"vega":8.2455,"theta":-1.9588,"rho":2.7463,"theo":118.789,"change":13.87,"open":128.95,"high":130.37,"low":128.95,"tick":"up","last_trade_price":130.37,"last_trade_time":"2026-02-18T15:52:19","percent_change":11.9056,"prev_day_close":126.299999237061},{"option":"SPXW260324P06900000","bid":147.4,"bid_size":2.0,"ask":148.6,"ask_size":2.0,"iv":0.1602,"open_interest":9.0,"volume":0.0,"delta":-0.525,"gamma":0.0012,"vega":8.2455,"theta":-1.9492,"rho":-3.2803,"theo":148.1089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.7,"last_trade_time":"2026-02-17T10:02:19","percent_change":0.0,"prev_day_close":135.099998474121},{"option":"SPXW260324C06910000","bid":112.3,"bid_size":7.0,"ask":113.7,"ask_size":7.0,"iv":0.159,"open_interest":0.0,"volume":0.0,"delta":0.4626,"gamma":0.0012,"vega":8.2269,"theta":-1.9334,"rho":2.6776,"theo":112.8376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P06910000","bid":150.6,"bid_size":6.0,"ask":153.5,"ask_size":5.0,"iv":0.1588,"open_interest":0.0,"volume":0.0,"delta":-0.5374,"gamma":0.0012,"vega":8.2269,"theta":-1.9206,"rho":-3.3577,"theo":152.1208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C06920000","bid":106.5,"bid_size":7.0,"ask":108.0,"ask_size":7.0,"iv":0.1573,"open_interest":0.0,"volume":0.0,"delta":0.45,"gamma":0.0012,"vega":8.1999,"theta":-1.9061,"rho":2.6066,"theo":107.0124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P06920000","bid":154.7,"bid_size":6.0,"ask":157.6,"ask_size":5.0,"iv":0.157,"open_interest":0.0,"volume":0.0,"delta":-0.5501,"gamma":0.0012,"vega":8.1999,"theta":-1.89,"rho":-3.4374,"theo":156.2588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C06925000","bid":103.8,"bid_size":7.0,"ask":104.8,"ask_size":6.0,"iv":0.1563,"open_interest":1.0,"volume":1.0,"delta":0.4436,"gamma":0.0012,"vega":8.1829,"theta":-1.8917,"rho":2.5701,"theo":104.1499,"change":20.7,"open":123.0,"high":123.0,"low":123.0,"tick":"up","last_trade_price":123.0,"last_trade_time":"2026-02-18T10:46:24","percent_change":20.2346,"prev_day_close":111.099998474121},{"option":"SPXW260324P06925000","bid":157.6,"bid_size":2.0,"ask":159.0,"ask_size":2.0,"iv":0.1558,"open_interest":0.0,"volume":0.0,"delta":-0.5565,"gamma":0.0012,"vega":8.1829,"theta":-1.874,"rho":-3.4783,"theo":158.3779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":144.799995422363},{"option":"SPXW260324C06930000","bid":101.0,"bid_size":7.0,"ask":102.4,"ask_size":7.0,"iv":0.1557,"open_interest":0.0,"volume":0.0,"delta":0.4371,"gamma":0.0012,"vega":8.1637,"theta":-1.8768,"rho":2.5331,"theo":101.3223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P06930000","bid":159.0,"bid_size":6.0,"ask":161.9,"ask_size":5.0,"iv":0.1553,"open_interest":0.0,"volume":0.0,"delta":-0.5629,"gamma":0.0012,"vega":8.1637,"theta":-1.8574,"rho":-3.5197,"theo":160.5319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C06940000","bid":95.5,"bid_size":7.0,"ask":96.8,"ask_size":7.0,"iv":0.1539,"open_interest":0.0,"volume":0.0,"delta":0.424,"gamma":0.0012,"vega":8.1184,"theta":-1.8454,"rho":2.4583,"theo":95.7758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P06940000","bid":163.5,"bid_size":6.0,"ask":166.4,"ask_size":5.0,"iv":0.1536,"open_interest":0.0,"volume":0.0,"delta":-0.576,"gamma":0.0012,"vega":8.1184,"theta":-1.8228,"rho":-3.6032,"theo":164.9487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C06950000","bid":90.0,"bid_size":7.0,"ask":91.1,"ask_size":6.0,"iv":0.1519,"open_interest":10.0,"volume":0.0,"delta":0.4108,"gamma":0.0012,"vega":8.0644,"theta":-1.8122,"rho":2.3835,"theo":90.3798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.7,"last_trade_time":"2026-02-12T15:52:32","percent_change":0.0,"prev_day_close":96.7999992370606},{"option":"SPXW260324P06950000","bid":168.8,"bid_size":2.0,"ask":170.2,"ask_size":2.0,"iv":0.1517,"open_interest":6.0,"volume":0.0,"delta":-0.5892,"gamma":0.0012,"vega":8.0644,"theta":-1.7863,"rho":-3.6868,"theo":169.5159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":197.94,"last_trade_time":"2026-02-12T15:52:19","percent_change":0.0,"prev_day_close":155.400001525879},{"option":"SPXW260324C06975000","bid":77.4,"bid_size":7.0,"ask":78.4,"ask_size":7.0,"iv":0.1478,"open_interest":6.0,"volume":0.0,"delta":0.377,"gamma":0.0012,"vega":7.888,"theta":-1.7211,"rho":2.1922,"theo":77.5969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.28,"last_trade_time":"2026-02-13T09:50:57","percent_change":0.0,"prev_day_close":83.4000015258789},{"option":"SPXW260324P06975000","bid":181.0,"bid_size":2.0,"ask":182.4,"ask_size":2.0,"iv":0.1472,"open_interest":0.0,"volume":0.0,"delta":-0.6231,"gamma":0.0012,"vega":7.888,"theta":-1.6872,"rho":-3.8999,"theo":181.641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":166.900001525879},{"option":"SPXW260324C07000000","bid":65.7,"bid_size":7.0,"ask":66.7,"ask_size":8.0,"iv":0.1437,"open_interest":63.0,"volume":11.0,"delta":0.3425,"gamma":0.0012,"vega":7.644,"theta":-1.6202,"rho":1.9935,"theo":65.9356,"change":7.95,"open":66.6,"high":73.1,"low":66.6,"tick":"up","last_trade_price":73.1,"last_trade_time":"2026-02-18T16:03:26","percent_change":12.2026,"prev_day_close":71.0},{"option":"SPXW260324P07000000","bid":194.3,"bid_size":1.0,"ask":195.6,"ask_size":1.0,"iv":0.1435,"open_interest":1.0,"volume":0.0,"delta":-0.6575,"gamma":0.0012,"vega":7.644,"theta":-1.5781,"rho":-4.1204,"theo":194.8879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.98,"last_trade_time":"2026-02-13T11:53:10","percent_change":0.0,"prev_day_close":179.400001525879},{"option":"SPXW260324C07025000","bid":55.1,"bid_size":7.0,"ask":56.1,"ask_size":8.0,"iv":0.1398,"open_interest":9.0,"volume":8.0,"delta":0.308,"gamma":0.0012,"vega":7.3406,"theta":-1.511,"rho":1.7959,"theo":55.4593,"change":4.65,"open":59.5,"high":59.5,"low":59.5,"tick":"no_change","last_trade_price":59.5,"last_trade_time":"2026-02-18T15:04:21","percent_change":8.47767,"prev_day_close":59.6499996185303},{"option":"SPXW260324P07025000","bid":208.5,"bid_size":1.0,"ask":209.9,"ask_size":1.0,"iv":0.1397,"open_interest":0.0,"volume":0.0,"delta":-0.692,"gamma":0.0012,"vega":7.3406,"theta":-1.4608,"rho":-4.3398,"theo":209.3196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":193.0},{"option":"SPXW260324C07050000","bid":45.7,"bid_size":8.0,"ask":46.6,"ask_size":9.0,"iv":0.1362,"open_interest":0.0,"volume":0.0,"delta":0.2739,"gamma":0.0012,"vega":6.9704,"theta":-1.3946,"rho":1.5981,"theo":46.1551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":49.4499988555908},{"option":"SPXW260324P07050000","bid":221.8,"bid_size":4.0,"ask":227.7,"ask_size":4.0,"iv":0.1359,"open_interest":1.0,"volume":0.0,"delta":-0.7261,"gamma":0.0012,"vega":6.9704,"theta":-1.3363,"rho":-4.5594,"theo":224.9235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":223.31,"last_trade_time":"2026-02-17T14:01:24","percent_change":0.0,"prev_day_close":207.700004577637},{"option":"SPXW260324C07075000","bid":37.5,"bid_size":8.0,"ask":38.2,"ask_size":10.0,"iv":0.1328,"open_interest":2.0,"volume":0.0,"delta":0.2406,"gamma":0.0011,"vega":6.5471,"theta":-1.2717,"rho":1.4049,"theo":37.9358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":40.79,"last_trade_time":"2026-02-13T10:23:51","percent_change":0.0,"prev_day_close":40.4499988555908},{"option":"SPXW260324P07075000","bid":238.1,"bid_size":4.0,"ask":244.6,"ask_size":4.0,"iv":0.1325,"open_interest":0.0,"volume":0.0,"delta":-0.7594,"gamma":0.0011,"vega":6.5471,"theta":-1.2052,"rho":-4.7744,"theo":241.6123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":223.449996948242},{"option":"SPXW260324C07100000","bid":30.2,"bid_size":9.0,"ask":31.0,"ask_size":10.0,"iv":0.1296,"open_interest":55.0,"volume":100.0,"delta":0.2086,"gamma":0.0011,"vega":6.0678,"theta":-1.1435,"rho":1.2188,"theo":30.7416,"change":3.77,"open":39.1,"high":39.1,"low":33.95,"tick":"up","last_trade_price":34.02,"last_trade_time":"2026-02-18T15:50:28","percent_change":12.4628,"prev_day_close":32.6000003814697},{"option":"SPXW260324P07100000","bid":255.6,"bid_size":4.0,"ask":262.3,"ask_size":4.0,"iv":0.1292,"open_interest":2.0,"volume":0.0,"delta":-0.7915,"gamma":0.0011,"vega":6.0678,"theta":-1.0689,"rho":-4.9823,"theo":259.3262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.07,"last_trade_time":"2026-02-17T14:01:24","percent_change":0.0,"prev_day_close":240.599998474121},{"option":"SPXW260324C07125000","bid":24.0,"bid_size":10.0,"ask":24.8,"ask_size":11.0,"iv":0.1266,"open_interest":109.0,"volume":106.0,"delta":0.1781,"gamma":0.001,"vega":5.5462,"theta":-1.0126,"rho":1.0398,"theo":24.5314,"change":2.77,"open":31.45,"high":31.45,"low":24.94,"tick":"up","last_trade_price":27.07,"last_trade_time":"2026-02-18T15:50:28","percent_change":11.3992,"prev_day_close":25.9000005722046},{"option":"SPXW260324P07125000","bid":274.1,"bid_size":4.0,"ask":281.0,"ask_size":4.0,"iv":0.1259,"open_interest":0.0,"volume":0.0,"delta":-0.822,"gamma":0.001,"vega":5.5462,"theta":-0.9299,"rho":-5.1831,"theo":278.0241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":258.399993896484},{"option":"SPXW260324C07150000","bid":18.9,"bid_size":10.0,"ask":19.7,"ask_size":12.0,"iv":0.124,"open_interest":17.0,"volume":6.0,"delta":0.1497,"gamma":0.0009,"vega":4.998,"theta":-0.8828,"rho":0.8754,"theo":19.2847,"change":0.45,"open":19.65,"high":19.65,"low":19.65,"tick":"down","last_trade_price":19.65,"last_trade_time":"2026-02-18T15:13:54","percent_change":2.34375,"prev_day_close":20.3000001907349},{"option":"SPXW260324P07150000","bid":293.8,"bid_size":3.0,"ask":301.0,"ask_size":3.0,"iv":0.1235,"open_interest":0.0,"volume":0.0,"delta":-0.8503,"gamma":0.0009,"vega":4.998,"theta":-0.7919,"rho":-5.3694,"theo":297.6855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.600006103516},{"option":"SPXW260324C07175000","bid":14.8,"bid_size":15.0,"ask":15.3,"ask_size":15.0,"iv":0.1216,"open_interest":13.0,"volume":1.0,"delta":0.1241,"gamma":0.0008,"vega":4.4346,"theta":-0.7584,"rho":0.7251,"theo":14.9658,"change":3.91,"open":18.96,"high":18.96,"low":18.96,"tick":"up","last_trade_price":18.96,"last_trade_time":"2026-02-18T10:26:50","percent_change":25.9801,"prev_day_close":15.8000001907349},{"option":"SPXW260324P07175000","bid":314.4,"bid_size":3.0,"ask":321.3,"ask_size":3.0,"iv":0.1207,"open_interest":0.0,"volume":0.0,"delta":-0.8759,"gamma":0.0008,"vega":4.4346,"theta":-0.6594,"rho":-5.5415,"theo":318.2747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.650009155273},{"option":"SPXW260324C07200000","bid":11.4,"bid_size":15.0,"ask":11.9,"ask_size":15.0,"iv":0.1197,"open_interest":37.0,"volume":1.0,"delta":0.1016,"gamma":0.0007,"vega":3.8865,"theta":-0.6434,"rho":0.5926,"theo":11.5043,"change":3.1,"open":14.8,"high":14.8,"low":14.8,"tick":"up","last_trade_price":14.8,"last_trade_time":"2026-02-18T10:31:06","percent_change":26.4957,"prev_day_close":12.1499996185303},{"option":"SPXW260324P07200000","bid":335.9,"bid_size":4.0,"ask":343.1,"ask_size":3.0,"iv":0.1191,"open_interest":0.0,"volume":0.0,"delta":-0.8985,"gamma":0.0007,"vega":3.8865,"theta":-0.5362,"rho":-5.6958,"theo":339.7213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":319.800003051758},{"option":"SPXW260324C07225000","bid":8.8,"bid_size":15.0,"ask":9.2,"ask_size":15.0,"iv":0.1182,"open_interest":3.0,"volume":3.0,"delta":0.0824,"gamma":0.0006,"vega":3.3669,"theta":-0.5409,"rho":0.481,"theo":8.8061,"change":11.3,"open":11.3,"high":11.3,"low":11.3,"tick":"up","last_trade_price":11.3,"last_trade_time":"2026-02-18T12:29:04","percent_change":0.0,"prev_day_close":9.25},{"option":"SPXW260324P07225000","bid":358.1,"bid_size":2.0,"ask":365.4,"ask_size":3.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9177,"gamma":0.0006,"vega":3.3669,"theta":-0.4257,"rho":-5.8293,"theo":361.9311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":342.050003051758},{"option":"SPXW260324C07250000","bid":6.7,"bid_size":15.0,"ask":7.1,"ask_size":36.0,"iv":0.1169,"open_interest":3.0,"volume":3.0,"delta":0.0665,"gamma":0.0005,"vega":2.8945,"theta":-0.4529,"rho":0.3876,"theo":6.7527,"change":8.7,"open":8.7,"high":8.7,"low":8.7,"tick":"up","last_trade_price":8.7,"last_trade_time":"2026-02-18T12:29:04","percent_change":0.0,"prev_day_close":7.10000014305115},{"option":"SPXW260324P07250000","bid":381.0,"bid_size":2.0,"ask":388.3,"ask_size":3.0,"iv":0.1164,"open_interest":0.0,"volume":0.0,"delta":-0.9335,"gamma":0.0005,"vega":2.8945,"theta":-0.3295,"rho":-5.9445,"theo":384.7859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":364.699996948242},{"option":"SPXW260324C07275000","bid":5.1,"bid_size":15.0,"ask":5.5,"ask_size":40.0,"iv":0.116,"open_interest":10.0,"volume":10.0,"delta":0.0537,"gamma":0.0004,"vega":2.4807,"theta":-0.3793,"rho":0.3127,"theo":5.2169,"change":5.54,"open":5.54,"high":5.54,"low":5.54,"tick":"up","last_trade_price":5.54,"last_trade_time":"2026-02-18T15:05:35","percent_change":0.0,"prev_day_close":5.39999985694885},{"option":"SPXW260324P07275000","bid":404.3,"bid_size":4.0,"ask":411.8,"ask_size":3.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9463,"gamma":0.0004,"vega":2.4807,"theta":-0.2478,"rho":-6.0412,"theo":408.1581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":387.349990844727},{"option":"SPXW260324C07300000","bid":4.0,"bid_size":15.0,"ask":4.3,"ask_size":62.0,"iv":0.1158,"open_interest":33.0,"volume":10.0,"delta":0.0436,"gamma":0.0004,"vega":2.1246,"theta":-0.3193,"rho":0.2537,"theo":4.0815,"change":0.05,"open":4.3,"high":4.3,"low":4.3,"tick":"down","last_trade_price":4.3,"last_trade_time":"2026-02-18T15:05:35","percent_change":1.17647,"prev_day_close":4.15000009536743},{"option":"SPXW260324P07300000","bid":428.0,"bid_size":4.0,"ask":435.6,"ask_size":3.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9564,"gamma":0.0004,"vega":2.1246,"theta":-0.1796,"rho":-6.122,"theo":431.9308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.399993896484},{"option":"SPXW260324C07325000","bid":3.1,"bid_size":15.0,"ask":3.4,"ask_size":15.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":0.0357,"gamma":0.0003,"vega":1.8262,"theta":-0.2708,"rho":0.207,"theo":3.2412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P07325000","bid":452.0,"bid_size":1.0,"ask":459.6,"ask_size":1.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9644,"gamma":0.0003,"vega":1.8262,"theta":-0.123,"rho":-6.1905,"theo":455.9986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C07350000","bid":2.45,"bid_size":15.0,"ask":2.7,"ask_size":15.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":0.0295,"gamma":0.0003,"vega":1.5758,"theta":-0.2318,"rho":0.1709,"theo":2.615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324P07350000","bid":476.2,"bid_size":3.0,"ask":484.0,"ask_size":1.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":-0.9706,"gamma":0.0003,"vega":1.5758,"theta":-0.0758,"rho":-6.2484,"theo":480.2804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260324C07400000","bid":1.5,"bid_size":15.0,"ask":1.75,"ask_size":82.0,"iv":0.1175,"open_interest":9.0,"volume":0.0,"delta":0.0206,"gamma":0.0002,"vega":1.1909,"theta":-0.1739,"rho":0.1192,"theo":1.7727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.72,"last_trade_time":"2026-02-17T11:02:53","percent_change":0.0,"prev_day_close":1.60000002384186},{"option":"SPXW260324P07400000","bid":525.1,"bid_size":3.0,"ask":532.8,"ask_size":1.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9794,"gamma":0.0002,"vega":1.1909,"theta":-0.0017,"rho":-6.3438,"theo":529.2543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":508.300003051758},{"option":"SPXW260324C07500000","bid":0.65,"bid_size":42.0,"ask":0.85,"ask_size":15.0,"iv":0.122,"open_interest":14.0,"volume":0.0,"delta":0.0109,"gamma":0.0001,"vega":0.7109,"theta":-0.1046,"rho":0.0629,"theo":0.9106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.53,"last_trade_time":"2026-02-12T11:41:36","percent_change":0.0,"prev_day_close":0.75},{"option":"SPXW260324P07500000","bid":623.9,"bid_size":1.0,"ask":631.5,"ask_size":1.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.9891,"gamma":0.0001,"vega":0.7109,"theta":0.0,"rho":-6.4874,"theo":628.0245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.149993896484},{"option":"SPXW260324C07600000","bid":0.35,"bid_size":31.0,"ask":0.55,"ask_size":82.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":0.0064,"gamma":0.0001,"vega":0.4502,"theta":-0.068,"rho":0.0363,"theo":0.5259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260324P07600000","bid":723.2,"bid_size":1.0,"ask":730.8,"ask_size":1.0,"iv":0.1318,"open_interest":0.0,"volume":0.0,"delta":-0.9937,"gamma":0.0001,"vega":0.4502,"theta":0.0,"rho":-6.6012,"theo":727.2722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":707.350006103516},{"option":"SPXW260324C07800000","bid":0.1,"bid_size":58.0,"ask":0.35,"ask_size":82.0,"iv":0.149,"open_interest":0.0,"volume":0.0,"delta":0.0029,"gamma":0.0,"vega":0.2257,"theta":-0.0375,"rho":0.0164,"theo":0.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPXW260324P07800000","bid":922.2,"bid_size":1.0,"ask":929.9,"ask_size":1.0,"iv":0.155,"open_interest":3.0,"volume":2.0,"delta":-0.9971,"gamma":0.0,"vega":0.2254,"theta":0.0,"rho":-6.7958,"theo":926.2604,"change":-53.44,"open":879.02,"high":879.02,"low":877.21,"tick":"down","last_trade_price":877.21,"last_trade_time":"2026-02-18T11:31:29","percent_change":-5.74222,"prev_day_close":906.949981689453},{"option":"SPXW260324C08000000","bid":0.05,"bid_size":55.0,"ask":0.3,"ask_size":120.0,"iv":0.1716,"open_interest":1.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.1394,"theta":-0.026,"rho":0.0096,"theo":0.1585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-12T15:59:48","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260324P08000000","bid":1121.5,"bid_size":1.0,"ask":1129.1,"ask_size":1.0,"iv":0.1788,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1393,"theta":0.0,"rho":-6.9771,"theo":1125.434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.45001220703},{"option":"SPXW260324C08200000","bid":0.05,"bid_size":15.0,"ask":0.25,"ask_size":82.0,"iv":0.1941,"open_interest":0.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0931,"theta":-0.0192,"rho":0.0062,"theo":0.1097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260324P08200000","bid":1320.7,"bid_size":1.0,"ask":1328.4,"ask_size":1.0,"iv":0.207,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.093,"theta":0.0,"rho":-7.1551,"theo":1324.6499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1303.65002441406},{"option":"SPXW260324C08400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":126.0,"iv":0.2148,"open_interest":0.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0636,"theta":-0.0143,"rho":0.0041,"theo":0.077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260324P08400000","bid":1519.9,"bid_size":1.0,"ask":1527.6,"ask_size":1.0,"iv":0.2274,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0635,"theta":0.0,"rho":-7.3318,"theo":1523.8819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1502.84997558594},{"option":"SPXW260324C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2335,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0434,"theta":-0.0105,"rho":0.0027,"theo":0.0532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260324P08600000","bid":1719.2,"bid_size":1.0,"ask":1726.9,"ask_size":1.0,"iv":0.2543,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0438,"theta":0.0,"rho":-7.5077,"theo":1723.1235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1702.29998779297},{"option":"SPXW260324C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":130.0,"iv":0.2554,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0303,"theta":-0.0078,"rho":0.0018,"theo":0.0376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260324P08800000","bid":1918.4,"bid_size":1.0,"ask":1926.1,"ask_size":1.0,"iv":0.2715,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0303,"theta":0.0,"rho":-7.6832,"theo":1922.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1902.35003662109},{"option":"SPXW260324C09000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":127.0,"iv":0.2765,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.021,"theta":-0.0057,"rho":0.0012,"theo":0.0261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260324P09000000","bid":2117.7,"bid_size":1.0,"ask":2125.4,"ask_size":1.0,"iv":0.2975,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.021,"theta":0.0,"rho":-7.8583,"theo":2121.6252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2101.20007324219},{"option":"SPXW260325C02800000","bid":4052.1,"bid_size":1.0,"ask":4059.9,"ask_size":1.0,"iv":0.8772,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0325,"theta":0.0,"rho":2.5213,"theo":4055.9469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.15002441406},{"option":"SPXW260325P02800000","bid":0.05,"bid_size":15.0,"ask":0.3,"ask_size":142.0,"iv":0.9033,"open_interest":0.0,"volume":0.0,"delta":-0.0004,"gamma":0.0,"vega":0.0324,"theta":-0.0382,"rho":-0.0027,"theo":0.2136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260325C03000000","bid":3852.9,"bid_size":1.0,"ask":3860.7,"ask_size":1.0,"iv":0.8305,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0406,"theta":0.0,"rho":2.7006,"theo":3856.75,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3875.90002441406},{"option":"SPXW260325P03000000","bid":0.1,"bid_size":15.0,"ask":0.35,"ask_size":120.0,"iv":0.8523,"open_interest":4.0,"volume":4.0,"delta":-0.0006,"gamma":0.0,"vega":0.0406,"theta":-0.0451,"rho":-0.0034,"theo":0.2595,"change":-0.1,"open":0.15,"high":0.15,"low":0.1,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:36:18","percent_change":-40.0,"prev_day_close":0.175000000745058},{"option":"SPXW260325C03200000","bid":3653.9,"bid_size":1.0,"ask":3661.6,"ask_size":1.0,"iv":0.7821,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.051,"theta":0.0,"rho":2.8796,"theo":3657.5644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3676.15002441406},{"option":"SPXW260325P03200000","bid":0.15,"bid_size":118.0,"ask":0.4,"ask_size":75.0,"iv":0.8014,"open_interest":0.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.051,"theta":-0.0533,"rho":-0.0044,"theo":0.3157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.200000002980232},{"option":"SPXW260325C03400000","bid":3454.7,"bid_size":1.0,"ask":3462.4,"ask_size":1.0,"iv":0.7336,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0645,"theta":0.0,"rho":3.0584,"theo":3458.3958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3477.30004882812},{"option":"SPXW260325P03400000","bid":0.25,"bid_size":118.0,"ask":0.5,"ask_size":75.0,"iv":0.76,"open_interest":0.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0645,"theta":-0.0635,"rho":-0.0056,"theo":0.3888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.349999994039536},{"option":"SPXW260325C03600000","bid":3255.6,"bid_size":1.0,"ask":3263.3,"ask_size":1.0,"iv":0.7029,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0825,"theta":0.0,"rho":3.2367,"theo":3259.2525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3278.65002441406},{"option":"SPXW260325P03600000","bid":0.4,"bid_size":112.0,"ask":0.6,"ask_size":15.0,"iv":0.719,"open_interest":84.0,"volume":80.0,"delta":-0.0012,"gamma":0.0,"vega":0.0825,"theta":-0.0767,"rho":-0.0073,"theo":0.4875,"change":-0.1,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T15:20:32","percent_change":-16.6667,"prev_day_close":0.475000008940697},{"option":"SPXW260325C03800000","bid":3056.4,"bid_size":1.0,"ask":3064.2,"ask_size":1.0,"iv":0.6759,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.1076,"theta":0.0,"rho":3.4142,"theo":3060.1482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3080.75},{"option":"SPXW260325P03800000","bid":0.6,"bid_size":36.0,"ask":0.8,"ask_size":75.0,"iv":0.6829,"open_interest":0.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.1076,"theta":-0.0944,"rho":-0.0098,"theo":0.6249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260325C04000000","bid":2857.4,"bid_size":1.0,"ask":2865.2,"ask_size":1.0,"iv":0.6405,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.142,"theta":0.0,"rho":3.5908,"theo":2861.1015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2879.75},{"option":"SPXW260325P04000000","bid":0.8,"bid_size":111.0,"ask":1.05,"ask_size":75.0,"iv":0.6446,"open_interest":2.0,"volume":2.0,"delta":-0.0021,"gamma":0.0,"vega":0.142,"theta":-0.1181,"rho":-0.0132,"theo":0.8196,"change":-0.15,"open":0.85,"high":0.85,"low":0.85,"tick":"down","last_trade_price":0.85,"last_trade_time":"2026-02-18T09:56:23","percent_change":-15.0,"prev_day_close":0.824999988079071},{"option":"SPXW260325C04200000","bid":2658.6,"bid_size":1.0,"ask":2666.3,"ask_size":1.0,"iv":0.6013,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.1905,"theta":0.0,"rho":3.7658,"theo":2662.1355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2682.44995117188},{"option":"SPXW260325P04200000","bid":1.1,"bid_size":75.0,"ask":1.35,"ask_size":75.0,"iv":0.6075,"open_interest":0.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.1904,"theta":-0.1497,"rho":-0.0183,"theo":1.0952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.04999998211861},{"option":"SPXW260325C04400000","bid":2459.6,"bid_size":1.0,"ask":2467.4,"ask_size":1.0,"iv":0.5686,"open_interest":0.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.2562,"theta":0.0,"rho":3.9387,"theo":2463.2779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2482.19995117188},{"option":"SPXW260325P04400000","bid":1.5,"bid_size":75.0,"ask":1.7,"ask_size":75.0,"iv":0.5706,"open_interest":5.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":0.256,"theta":-0.1908,"rho":-0.0254,"theo":1.4791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.1,"last_trade_time":"2026-02-17T09:37:33","percent_change":0.0,"prev_day_close":1.39999997615814},{"option":"SPXW260325C04600000","bid":2261.0,"bid_size":1.0,"ask":2268.6,"ask_size":1.0,"iv":0.5313,"open_interest":0.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.345,"theta":0.0,"rho":4.1086,"theo":2264.5585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2283.44995117188},{"option":"SPXW260325P04600000","bid":1.95,"bid_size":74.0,"ask":2.2,"ask_size":103.0,"iv":0.5345,"open_interest":83.0,"volume":80.0,"delta":-0.0056,"gamma":0.0,"vega":0.345,"theta":-0.2427,"rho":-0.0354,"theo":2.0024,"change":-0.25,"open":1.95,"high":1.95,"low":1.95,"tick":"down","last_trade_price":1.95,"last_trade_time":"2026-02-18T15:20:32","percent_change":-11.3636,"prev_day_close":1.80000001192093},{"option":"SPXW260325C04800000","bid":2062.2,"bid_size":1.0,"ask":2070.0,"ask_size":1.0,"iv":0.4964,"open_interest":0.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.4619,"theta":0.0,"rho":4.2748,"theo":2066.0077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2086.40002441406},{"option":"SPXW260325P04800000","bid":2.6,"bid_size":73.0,"ask":2.8,"ask_size":15.0,"iv":0.4985,"open_interest":2.0,"volume":0.0,"delta":-0.0078,"gamma":0.0,"vega":0.4617,"theta":-0.3056,"rho":-0.0492,"theo":2.6926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.19,"last_trade_time":"2026-02-13T11:51:12","percent_change":0.0,"prev_day_close":2.35000002384186},{"option":"SPXW260325C05000000","bid":1863.8,"bid_size":1.0,"ask":1871.6,"ask_size":1.0,"iv":0.4616,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0,"vega":0.6123,"theta":0.0,"rho":4.4361,"theo":1867.6625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1887.70001220703},{"option":"SPXW260325P05000000","bid":3.4,"bid_size":72.0,"ask":3.7,"ask_size":72.0,"iv":0.463,"open_interest":7.0,"volume":5.0,"delta":-0.0108,"gamma":0.0,"vega":0.6119,"theta":-0.3798,"rho":-0.0679,"theo":3.5877,"change":-0.44,"open":3.21,"high":3.21,"low":3.21,"tick":"down","last_trade_price":3.21,"last_trade_time":"2026-02-18T09:53:29","percent_change":-12.0548,"prev_day_close":3.10000002384186},{"option":"SPXW260325C05200000","bid":1665.7,"bid_size":2.0,"ask":1673.5,"ask_size":2.0,"iv":0.4274,"open_interest":0.0,"volume":0.0,"delta":0.9852,"gamma":0.0,"vega":0.8086,"theta":0.0,"rho":4.5904,"theo":1669.5732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1689.89996337891},{"option":"SPXW260325P05200000","bid":4.6,"bid_size":15.0,"ask":4.8,"ask_size":15.0,"iv":0.4291,"open_interest":0.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":0.8086,"theta":-0.4661,"rho":-0.0936,"theo":4.7426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.09999990463257},{"option":"SPXW260325C05400000","bid":1468.0,"bid_size":2.0,"ask":1475.8,"ask_size":2.0,"iv":0.3931,"open_interest":0.0,"volume":0.0,"delta":0.9796,"gamma":0.0001,"vega":1.0649,"theta":-0.1024,"rho":4.7351,"theo":1471.8458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1491.15002441406},{"option":"SPXW260325P05400000","bid":6.1,"bid_size":52.0,"ask":6.4,"ask_size":73.0,"iv":0.394,"open_interest":101.0,"volume":3.0,"delta":-0.0204,"gamma":0.0001,"vega":1.0649,"theta":-0.5669,"rho":-0.129,"theo":6.257,"change":-0.74,"open":5.62,"high":5.62,"low":5.61,"tick":"down","last_trade_price":5.61,"last_trade_time":"2026-02-18T09:53:29","percent_change":-11.6535,"prev_day_close":5.5},{"option":"SPXW260325C05500000","bid":1369.5,"bid_size":2.0,"ask":1377.2,"ask_size":2.0,"iv":0.3755,"open_interest":0.0,"volume":0.0,"delta":0.9759,"gamma":0.0001,"vega":1.2248,"theta":-0.1924,"rho":4.8016,"theo":1373.1867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1392.59997558594},{"option":"SPXW260325P05500000","bid":7.0,"bid_size":65.0,"ask":7.4,"ask_size":85.0,"iv":0.3765,"open_interest":31.0,"volume":18.0,"delta":-0.0241,"gamma":0.0001,"vega":1.2248,"theta":-0.6253,"rho":-0.1525,"theo":7.2188,"change":-1.45,"open":5.9,"high":5.9,"low":5.9,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T13:29:05","percent_change":-19.7279,"prev_day_close":6.40000009536743},{"option":"SPXW260325C05600000","bid":1271.0,"bid_size":2.0,"ask":1278.7,"ask_size":2.0,"iv":0.3582,"open_interest":0.0,"volume":0.0,"delta":0.9714,"gamma":0.0001,"vega":1.4133,"theta":-0.29,"rho":4.8632,"theo":1274.7287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1294.59997558594},{"option":"SPXW260325P05600000","bid":8.1,"bid_size":82.0,"ask":8.6,"ask_size":81.0,"iv":0.3593,"open_interest":3.0,"volume":1.0,"delta":-0.0286,"gamma":0.0001,"vega":1.4133,"theta":-0.6913,"rho":-0.1808,"theo":8.3817,"change":-0.35,"open":8.2,"high":8.2,"low":8.2,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-18T15:22:23","percent_change":-4.09356,"prev_day_close":7.45000004768372},{"option":"SPXW260325C05700000","bid":1172.7,"bid_size":2.0,"ask":1180.5,"ask_size":2.0,"iv":0.3421,"open_interest":0.0,"volume":0.0,"delta":0.9657,"gamma":0.0001,"vega":1.6422,"theta":-0.3979,"rho":4.917,"theo":1176.5527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1196.5},{"option":"SPXW260325P05700000","bid":9.6,"bid_size":76.0,"ask":10.0,"ask_size":58.0,"iv":0.3426,"open_interest":500.0,"volume":500.0,"delta":-0.0343,"gamma":0.0001,"vega":1.6422,"theta":-0.7676,"rho":-0.2171,"theo":9.8267,"change":-1.53,"open":8.52,"high":8.52,"low":8.52,"tick":"down","last_trade_price":8.52,"last_trade_time":"2026-02-18T13:55:17","percent_change":-15.2239,"prev_day_close":8.75},{"option":"SPXW260325C05800000","bid":1075.0,"bid_size":2.0,"ask":1082.8,"ask_size":4.0,"iv":0.3264,"open_interest":0.0,"volume":0.0,"delta":0.9585,"gamma":0.0001,"vega":1.9153,"theta":-0.5193,"rho":4.9616,"theo":1078.7742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1098.54998779297},{"option":"SPXW260325P05800000","bid":11.5,"bid_size":15.0,"ask":11.9,"ask_size":54.0,"iv":0.3267,"open_interest":0.0,"volume":0.0,"delta":-0.0415,"gamma":0.0001,"vega":1.9153,"theta":-0.8575,"rho":-0.2625,"theo":11.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":10.4500002861023},{"option":"SPXW260325C05900000","bid":977.8,"bid_size":2.0,"ask":985.6,"ask_size":4.0,"iv":0.311,"open_interest":0.0,"volume":0.0,"delta":0.9492,"gamma":0.0002,"vega":2.2537,"theta":-0.6575,"rho":4.992,"theo":981.5458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1000.10000610352},{"option":"SPXW260325P05900000","bid":13.9,"bid_size":31.0,"ask":14.4,"ask_size":49.0,"iv":0.3116,"open_interest":2.0,"volume":2.0,"delta":-0.0508,"gamma":0.0002,"vega":2.2537,"theta":-0.9641,"rho":-0.3221,"theo":14.0615,"change":-0.8,"open":11.77,"high":13.6,"low":11.77,"tick":"up","last_trade_price":13.6,"last_trade_time":"2026-02-18T15:21:12","percent_change":-5.55556,"prev_day_close":12.5499997138977},{"option":"SPXW260325C05925000","bid":953.7,"bid_size":2.0,"ask":961.4,"ask_size":3.0,"iv":0.3076,"open_interest":0.0,"volume":0.0,"delta":0.9464,"gamma":0.0002,"vega":2.348,"theta":-0.695,"rho":4.997,"theo":957.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P05925000","bid":14.6,"bid_size":31.0,"ask":15.1,"ask_size":15.0,"iv":0.3077,"open_interest":0.0,"volume":0.0,"delta":-0.0536,"gamma":0.0002,"vega":2.348,"theta":-0.9937,"rho":-0.3396,"theo":14.7695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C05950000","bid":929.7,"bid_size":2.0,"ask":937.4,"ask_size":2.0,"iv":0.3036,"open_interest":0.0,"volume":0.0,"delta":0.9435,"gamma":0.0002,"vega":2.4465,"theta":-0.7338,"rho":5.001,"theo":933.2019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P05950000","bid":15.4,"bid_size":30.0,"ask":15.8,"ask_size":15.0,"iv":0.3039,"open_interest":0.0,"volume":0.0,"delta":-0.0565,"gamma":0.0002,"vega":2.4465,"theta":-1.0246,"rho":-0.3581,"theo":15.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C05975000","bid":905.6,"bid_size":2.0,"ask":913.1,"ask_size":3.0,"iv":0.2998,"open_interest":0.0,"volume":0.0,"delta":0.9404,"gamma":0.0002,"vega":2.5504,"theta":-0.7738,"rho":5.0039,"theo":909.1092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P05975000","bid":16.2,"bid_size":15.0,"ask":16.8,"ask_size":14.0,"iv":0.3005,"open_interest":0.0,"volume":0.0,"delta":-0.0596,"gamma":0.0002,"vega":2.5504,"theta":-1.0567,"rho":-0.3777,"theo":16.3406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06000000","bid":881.5,"bid_size":2.0,"ask":889.2,"ask_size":2.0,"iv":0.2959,"open_interest":0.0,"volume":0.0,"delta":0.9371,"gamma":0.0002,"vega":2.6605,"theta":-0.8151,"rho":5.0052,"theo":885.0744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.550018310547},{"option":"SPXW260325P06000000","bid":17.0,"bid_size":49.0,"ask":17.5,"ask_size":31.0,"iv":0.2963,"open_interest":304.0,"volume":251.0,"delta":-0.0629,"gamma":0.0002,"vega":2.6605,"theta":-1.0902,"rho":-0.3988,"theo":17.211,"change":1.84,"open":14.27,"high":14.27,"low":14.27,"tick":"down","last_trade_price":14.27,"last_trade_time":"2026-02-18T13:46:03","percent_change":12.0261,"prev_day_close":15.3000001907349},{"option":"SPXW260325C06025000","bid":857.6,"bid_size":2.0,"ask":865.1,"ask_size":3.0,"iv":0.2925,"open_interest":0.0,"volume":0.0,"delta":0.9335,"gamma":0.0002,"vega":2.7769,"theta":-0.8577,"rho":5.0049,"theo":861.1022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06025000","bid":18.0,"bid_size":14.0,"ask":18.7,"ask_size":16.0,"iv":0.2931,"open_interest":0.0,"volume":0.0,"delta":-0.0665,"gamma":0.0002,"vega":2.7769,"theta":-1.1249,"rho":-0.4217,"theo":18.1441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06050000","bid":833.7,"bid_size":2.0,"ask":841.4,"ask_size":2.0,"iv":0.2889,"open_interest":0.0,"volume":0.0,"delta":0.9297,"gamma":0.0002,"vega":2.8988,"theta":-0.9016,"rho":5.0027,"theo":837.198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06050000","bid":18.9,"bid_size":14.0,"ask":19.7,"ask_size":13.0,"iv":0.2893,"open_interest":0.0,"volume":0.0,"delta":-0.0703,"gamma":0.0002,"vega":2.8988,"theta":-1.1609,"rho":-0.4463,"theo":19.1451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06075000","bid":809.7,"bid_size":2.0,"ask":817.5,"ask_size":2.0,"iv":0.2854,"open_interest":0.0,"volume":0.0,"delta":0.9256,"gamma":0.0002,"vega":3.0249,"theta":-0.9468,"rho":4.999,"theo":813.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06075000","bid":20.0,"bid_size":13.0,"ask":20.7,"ask_size":13.0,"iv":0.2856,"open_interest":0.0,"volume":0.0,"delta":-0.0744,"gamma":0.0002,"vega":3.0249,"theta":-1.1981,"rho":-0.4726,"theo":20.219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06100000","bid":786.0,"bid_size":2.0,"ask":793.5,"ask_size":2.0,"iv":0.2817,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0002,"vega":3.1553,"theta":-0.9932,"rho":4.9937,"theo":789.6124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":807.400024414062},{"option":"SPXW260325P06100000","bid":21.1,"bid_size":40.0,"ask":21.7,"ask_size":27.0,"iv":0.2817,"open_interest":9.0,"volume":9.0,"delta":-0.0787,"gamma":0.0002,"vega":3.1553,"theta":-1.2366,"rho":-0.5004,"theo":21.3699,"change":-3.06,"open":18.54,"high":18.54,"low":18.54,"tick":"down","last_trade_price":18.54,"last_trade_time":"2026-02-18T14:00:13","percent_change":-14.1667,"prev_day_close":19.0},{"option":"SPXW260325C06125000","bid":762.4,"bid_size":2.0,"ask":770.1,"ask_size":2.0,"iv":0.2781,"open_interest":0.0,"volume":0.0,"delta":0.9166,"gamma":0.0003,"vega":3.2914,"theta":-1.0407,"rho":4.9869,"theo":765.9392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06125000","bid":22.3,"bid_size":12.0,"ask":23.1,"ask_size":13.0,"iv":0.2784,"open_interest":0.0,"volume":0.0,"delta":-0.0834,"gamma":0.0003,"vega":3.2914,"theta":-1.2763,"rho":-0.5297,"theo":22.6019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06150000","bid":738.8,"bid_size":2.0,"ask":746.3,"ask_size":3.0,"iv":0.2746,"open_interest":0.0,"volume":0.0,"delta":0.9117,"gamma":0.0003,"vega":3.4345,"theta":-1.0894,"rho":4.978,"theo":742.3517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06150000","bid":23.6,"bid_size":12.0,"ask":24.5,"ask_size":12.0,"iv":0.275,"open_interest":0.0,"volume":0.0,"delta":-0.0883,"gamma":0.0003,"vega":3.4345,"theta":-1.317,"rho":-0.5611,"theo":23.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06175000","bid":715.3,"bid_size":2.0,"ask":723.0,"ask_size":2.0,"iv":0.2711,"open_interest":0.0,"volume":0.0,"delta":0.9064,"gamma":0.0003,"vega":3.5851,"theta":-1.139,"rho":4.9666,"theo":718.8563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06175000","bid":25.0,"bid_size":12.0,"ask":25.9,"ask_size":12.0,"iv":0.2714,"open_interest":0.0,"volume":0.0,"delta":-0.0936,"gamma":0.0003,"vega":3.5851,"theta":-1.3588,"rho":-0.595,"theo":25.3295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06200000","bid":691.7,"bid_size":2.0,"ask":699.2,"ask_size":3.0,"iv":0.2676,"open_interest":0.0,"volume":0.0,"delta":0.9008,"gamma":0.0003,"vega":3.7415,"theta":-1.1896,"rho":4.9525,"theo":695.4596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":712.549987792969},{"option":"SPXW260325P06200000","bid":26.5,"bid_size":12.0,"ask":27.2,"ask_size":18.0,"iv":0.2676,"open_interest":32.0,"volume":33.0,"delta":-0.0992,"gamma":0.0003,"vega":3.7415,"theta":-1.4015,"rho":-0.6315,"theo":26.838,"change":-4.25,"open":25.3,"high":25.3,"low":20.5,"tick":"down","last_trade_price":22.7,"last_trade_time":"2026-02-18T15:58:36","percent_change":-15.7699,"prev_day_close":23.75},{"option":"SPXW260325C06225000","bid":668.5,"bid_size":2.0,"ask":676.3,"ask_size":4.0,"iv":0.2641,"open_interest":0.0,"volume":0.0,"delta":0.8948,"gamma":0.0003,"vega":3.9016,"theta":-1.241,"rho":4.9363,"theo":672.1678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06225000","bid":28.2,"bid_size":12.0,"ask":29.0,"ask_size":11.0,"iv":0.2645,"open_interest":0.0,"volume":0.0,"delta":-0.1052,"gamma":0.0003,"vega":3.9016,"theta":-1.445,"rho":-0.6703,"theo":28.4515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06250000","bid":645.3,"bid_size":2.0,"ask":652.6,"ask_size":3.0,"iv":0.2604,"open_interest":0.0,"volume":0.0,"delta":0.8884,"gamma":0.0004,"vega":4.0658,"theta":-1.293,"rho":4.918,"theo":648.9857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06250000","bid":29.9,"bid_size":11.0,"ask":30.8,"ask_size":21.0,"iv":0.2611,"open_interest":0.0,"volume":0.0,"delta":-0.1116,"gamma":0.0004,"vega":4.0658,"theta":-1.4891,"rho":-0.711,"theo":30.1745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06275000","bid":622.3,"bid_size":2.0,"ask":629.9,"ask_size":3.0,"iv":0.2571,"open_interest":0.0,"volume":0.0,"delta":0.8816,"gamma":0.0004,"vega":4.2361,"theta":-1.3456,"rho":4.8975,"theo":625.9179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06275000","bid":31.6,"bid_size":11.0,"ask":32.5,"ask_size":11.0,"iv":0.2573,"open_interest":0.0,"volume":0.0,"delta":-0.1184,"gamma":0.0004,"vega":4.2361,"theta":-1.5338,"rho":-0.7541,"theo":32.012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06300000","bid":599.3,"bid_size":2.0,"ask":606.6,"ask_size":3.0,"iv":0.2535,"open_interest":0.0,"volume":0.0,"delta":0.8743,"gamma":0.0004,"vega":4.4142,"theta":-1.3984,"rho":4.8737,"theo":602.9713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.449981689453},{"option":"SPXW260325P06300000","bid":33.6,"bid_size":11.0,"ask":34.3,"ask_size":15.0,"iv":0.2537,"open_interest":27.0,"volume":20.0,"delta":-0.1257,"gamma":0.0004,"vega":4.4142,"theta":-1.5787,"rho":-0.8004,"theo":33.9706,"change":-5.3,"open":26.77,"high":28.65,"low":26.7,"tick":"up","last_trade_price":28.65,"last_trade_time":"2026-02-18T15:58:36","percent_change":-15.6112,"prev_day_close":30.0499992370606},{"option":"SPXW260325C06325000","bid":576.4,"bid_size":2.0,"ask":583.9,"ask_size":2.0,"iv":0.2502,"open_interest":0.0,"volume":0.0,"delta":0.8666,"gamma":0.0004,"vega":4.5983,"theta":-1.4514,"rho":4.8462,"theo":580.1548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":596.049987792969},{"option":"SPXW260325P06325000","bid":35.7,"bid_size":10.0,"ask":36.4,"ask_size":14.0,"iv":0.2503,"open_interest":12.0,"volume":9.0,"delta":-0.1334,"gamma":0.0004,"vega":4.5983,"theta":-1.6238,"rho":-0.8504,"theo":36.0594,"change":-9.37,"open":27.6,"high":27.6,"low":26.68,"tick":"down","last_trade_price":26.68,"last_trade_time":"2026-02-18T10:40:32","percent_change":-25.9917,"prev_day_close":31.8499994277954},{"option":"SPXW260325C06350000","bid":553.7,"bid_size":3.0,"ask":561.0,"ask_size":3.0,"iv":0.2465,"open_interest":0.0,"volume":0.0,"delta":0.8585,"gamma":0.0004,"vega":4.7854,"theta":-1.5042,"rho":4.8156,"theo":557.477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.349975585938},{"option":"SPXW260325P06350000","bid":37.9,"bid_size":10.0,"ask":38.6,"ask_size":13.0,"iv":0.2467,"open_interest":1.0,"volume":1.0,"delta":-0.1415,"gamma":0.0004,"vega":4.7854,"theta":-1.6688,"rho":-0.9034,"theo":38.2868,"change":-9.4,"open":28.85,"high":28.85,"low":28.85,"tick":"down","last_trade_price":28.85,"last_trade_time":"2026-02-18T12:26:42","percent_change":-24.5752,"prev_day_close":33.8499984741211},{"option":"SPXW260325C06375000","bid":531.2,"bid_size":2.0,"ask":538.1,"ask_size":3.0,"iv":0.2425,"open_interest":0.0,"volume":0.0,"delta":0.8498,"gamma":0.0004,"vega":4.9746,"theta":-1.5568,"rho":4.7826,"theo":534.9443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":551.100006103516},{"option":"SPXW260325P06375000","bid":40.3,"bid_size":10.0,"ask":41.0,"ask_size":12.0,"iv":0.2433,"open_interest":2.0,"volume":5.0,"delta":-0.1502,"gamma":0.0004,"vega":4.9746,"theta":-1.7135,"rho":-0.959,"theo":40.6593,"change":-4.53,"open":34.67,"high":36.07,"low":30.28,"tick":"up","last_trade_price":36.07,"last_trade_time":"2026-02-18T14:31:42","percent_change":-11.1576,"prev_day_close":36.0},{"option":"SPXW260325C06400000","bid":508.9,"bid_size":2.0,"ask":515.7,"ask_size":3.0,"iv":0.239,"open_interest":0.0,"volume":0.0,"delta":0.8405,"gamma":0.0005,"vega":5.1689,"theta":-1.6089,"rho":4.7465,"theo":512.563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":527.849975585938},{"option":"SPXW260325P06400000","bid":42.8,"bid_size":10.0,"ask":43.5,"ask_size":11.0,"iv":0.2398,"open_interest":12.0,"volume":2.0,"delta":-0.1595,"gamma":0.0005,"vega":5.1689,"theta":-1.7577,"rho":-1.0176,"theo":43.1833,"change":-2.84,"open":38.32,"high":40.31,"low":38.32,"tick":"up","last_trade_price":40.31,"last_trade_time":"2026-02-18T14:36:28","percent_change":-6.58169,"prev_day_close":38.25},{"option":"SPXW260325C06425000","bid":486.7,"bid_size":2.0,"ask":493.5,"ask_size":4.0,"iv":0.2356,"open_interest":0.0,"volume":0.0,"delta":0.8308,"gamma":0.0005,"vega":5.3699,"theta":-1.6602,"rho":4.7059,"theo":490.3432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":505.350006103516},{"option":"SPXW260325P06425000","bid":45.5,"bid_size":9.0,"ask":46.3,"ask_size":11.0,"iv":0.2363,"open_interest":0.0,"volume":0.0,"delta":-0.1693,"gamma":0.0005,"vega":5.3699,"theta":-1.801,"rho":-1.0806,"theo":45.8687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":40.7000007629394},{"option":"SPXW260325C06450000","bid":464.7,"bid_size":2.0,"ask":471.3,"ask_size":4.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":0.8203,"gamma":0.0005,"vega":5.5748,"theta":-1.7103,"rho":4.6606,"theo":468.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":483.049987792969},{"option":"SPXW260325P06450000","bid":48.4,"bid_size":9.0,"ask":49.2,"ask_size":11.0,"iv":0.2328,"open_interest":15.0,"volume":0.0,"delta":-0.1797,"gamma":0.0005,"vega":5.5748,"theta":-1.8433,"rho":-1.1485,"theo":48.7291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":48.8,"last_trade_time":"2026-02-13T13:07:42","percent_change":0.0,"prev_day_close":43.2999992370606},{"option":"SPXW260325C06475000","bid":442.8,"bid_size":2.0,"ask":449.4,"ask_size":4.0,"iv":0.2282,"open_interest":0.0,"volume":0.0,"delta":0.8093,"gamma":0.0006,"vega":5.7797,"theta":-1.7591,"rho":4.6116,"theo":446.4408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":460.950012207031},{"option":"SPXW260325P06475000","bid":51.5,"bid_size":9.0,"ask":52.3,"ask_size":11.0,"iv":0.2292,"open_interest":1.0,"volume":1.0,"delta":-0.1907,"gamma":0.0006,"vega":5.7797,"theta":-1.8842,"rho":-1.22,"theo":51.7767,"change":-11.38,"open":40.47,"high":40.47,"low":40.47,"tick":"down","last_trade_price":40.47,"last_trade_time":"2026-02-18T10:05:48","percent_change":-21.9479,"prev_day_close":46.1000003814697},{"option":"SPXW260325C06500000","bid":421.2,"bid_size":2.0,"ask":427.7,"ask_size":4.0,"iv":0.2246,"open_interest":1.0,"volume":0.0,"delta":0.7976,"gamma":0.0006,"vega":5.985,"theta":-1.8062,"rho":4.5594,"theo":424.7796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":437.93,"last_trade_time":"2026-02-13T11:52:05","percent_change":0.0,"prev_day_close":439.0},{"option":"SPXW260325P06500000","bid":54.7,"bid_size":9.0,"ask":55.5,"ask_size":10.0,"iv":0.2256,"open_interest":11.0,"volume":8.0,"delta":-0.2024,"gamma":0.0006,"vega":5.985,"theta":-1.9234,"rho":-1.2947,"theo":55.0208,"change":-1.68,"open":42.1,"high":53.47,"low":42.1,"tick":"up","last_trade_price":53.47,"last_trade_time":"2026-02-18T14:57:47","percent_change":-3.04624,"prev_day_close":49.0},{"option":"SPXW260325C06525000","bid":399.8,"bid_size":2.0,"ask":406.2,"ask_size":4.0,"iv":0.221,"open_interest":0.0,"volume":0.0,"delta":0.7851,"gamma":0.0006,"vega":6.1942,"theta":-1.8514,"rho":4.5021,"theo":403.3274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":417.199996948242},{"option":"SPXW260325P06525000","bid":58.2,"bid_size":8.0,"ask":59.0,"ask_size":10.0,"iv":0.222,"open_interest":3.0,"volume":2.0,"delta":-0.2149,"gamma":0.0006,"vega":6.1942,"theta":-1.9607,"rho":-1.3745,"theo":58.4738,"change":-11.65,"open":46.8,"high":47.0,"low":46.8,"tick":"up","last_trade_price":47.0,"last_trade_time":"2026-02-18T10:33:13","percent_change":-19.8636,"prev_day_close":52.2000007629394},{"option":"SPXW260325C06550000","bid":378.6,"bid_size":2.0,"ask":385.0,"ask_size":4.0,"iv":0.2173,"open_interest":0.0,"volume":0.0,"delta":0.7719,"gamma":0.0007,"vega":6.4065,"theta":-1.8941,"rho":4.4384,"theo":382.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":395.699996948242},{"option":"SPXW260325P06550000","bid":62.0,"bid_size":8.0,"ask":62.8,"ask_size":10.0,"iv":0.2183,"open_interest":14.0,"volume":9.0,"delta":-0.2281,"gamma":0.0007,"vega":6.4065,"theta":-1.9955,"rho":-1.4607,"theo":62.155,"change":-1.98,"open":58.0,"high":60.47,"low":48.22,"tick":"up","last_trade_price":60.47,"last_trade_time":"2026-02-18T14:57:47","percent_change":-3.17053,"prev_day_close":55.6000003814697},{"option":"SPXW260325C06575000","bid":357.7,"bid_size":2.0,"ask":363.9,"ask_size":4.0,"iv":0.2135,"open_interest":0.0,"volume":0.0,"delta":0.7578,"gamma":0.0007,"vega":6.6159,"theta":-1.934,"rho":4.3695,"theo":361.1273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":374.450012207031},{"option":"SPXW260325P06575000","bid":65.8,"bid_size":8.0,"ask":66.7,"ask_size":10.0,"iv":0.2146,"open_interest":10.0,"volume":3.0,"delta":-0.2422,"gamma":0.0007,"vega":6.6159,"theta":-2.0275,"rho":-1.552,"theo":66.0841,"change":-6.9,"open":51.7,"high":59.55,"low":51.42,"tick":"up","last_trade_price":59.55,"last_trade_time":"2026-02-18T14:34:06","percent_change":-10.3837,"prev_day_close":59.2000007629394},{"option":"SPXW260325C06600000","bid":337.0,"bid_size":2.0,"ask":343.2,"ask_size":4.0,"iv":0.2098,"open_interest":1.0,"volume":0.0,"delta":0.7429,"gamma":0.0007,"vega":6.8209,"theta":-1.9707,"rho":4.2967,"theo":340.4138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":330.35,"last_trade_time":"2026-02-17T15:33:55","percent_change":0.0,"prev_day_close":353.399993896484},{"option":"SPXW260325P06600000","bid":70.0,"bid_size":8.0,"ask":71.0,"ask_size":9.0,"iv":0.2109,"open_interest":4.0,"volume":0.0,"delta":-0.2571,"gamma":0.0007,"vega":6.8209,"theta":-2.0563,"rho":-1.6473,"theo":70.2759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":73.53,"last_trade_time":"2026-02-17T15:34:06","percent_change":0.0,"prev_day_close":63.0500011444092},{"option":"SPXW260325C06625000","bid":317.0,"bid_size":4.0,"ask":323.2,"ask_size":4.0,"iv":0.2067,"open_interest":0.0,"volume":0.0,"delta":0.7271,"gamma":0.0008,"vega":7.0253,"theta":-2.0038,"rho":4.2175,"theo":319.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":332.650009155273},{"option":"SPXW260325P06625000","bid":74.6,"bid_size":8.0,"ask":75.5,"ask_size":9.0,"iv":0.207,"open_interest":0.0,"volume":0.0,"delta":-0.2729,"gamma":0.0008,"vega":7.0253,"theta":-2.0815,"rho":-1.749,"theo":74.7478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":67.1500015258789},{"option":"SPXW260325C06650000","bid":296.5,"bid_size":6.0,"ask":302.5,"ask_size":4.0,"iv":0.2021,"open_interest":1.0,"volume":0.0,"delta":0.7103,"gamma":0.0008,"vega":7.2274,"theta":-2.0326,"rho":4.1301,"theo":299.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":290.41,"last_trade_time":"2026-02-17T15:33:55","percent_change":0.0,"prev_day_close":312.25},{"option":"SPXW260325P06650000","bid":79.3,"bid_size":7.0,"ask":80.2,"ask_size":9.0,"iv":0.203,"open_interest":39.0,"volume":1.0,"delta":-0.2898,"gamma":0.0008,"vega":7.2274,"theta":-2.1024,"rho":-1.859,"theo":79.527,"change":-18.0,"open":62.2,"high":62.2,"low":62.2,"tick":"down","last_trade_price":62.2,"last_trade_time":"2026-02-18T12:26:42","percent_change":-22.4439,"prev_day_close":71.5999984741211},{"option":"SPXW260325C06675000","bid":279.6,"bid_size":1.0,"ask":280.9,"ask_size":1.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":0.6924,"gamma":0.0008,"vega":7.4199,"theta":-2.0566,"rho":4.0369,"theo":280.0617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":292.199996948242},{"option":"SPXW260325P06675000","bid":84.5,"bid_size":7.0,"ask":85.3,"ask_size":8.0,"iv":0.1991,"open_interest":16.0,"volume":0.0,"delta":-0.3076,"gamma":0.0008,"vega":7.4199,"theta":-2.1186,"rho":-1.9747,"theo":84.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.1,"last_trade_time":"2026-02-13T13:52:04","percent_change":0.0,"prev_day_close":76.2999992370606},{"option":"SPXW260325C06700000","bid":260.1,"bid_size":1.0,"ask":261.5,"ask_size":1.0,"iv":0.195,"open_interest":3.0,"volume":0.0,"delta":0.6735,"gamma":0.0009,"vega":7.6021,"theta":-2.0753,"rho":3.9384,"theo":260.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.5,"last_trade_time":"2026-02-13T12:36:34","percent_change":0.0,"prev_day_close":272.25},{"option":"SPXW260325P06700000","bid":89.9,"bid_size":7.0,"ask":90.8,"ask_size":8.0,"iv":0.1951,"open_interest":11.0,"volume":0.0,"delta":-0.3265,"gamma":0.0009,"vega":7.6021,"theta":-2.1293,"rho":-2.0957,"theo":90.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":88.5,"last_trade_time":"2026-02-13T13:02:27","percent_change":0.0,"prev_day_close":81.2999992370606},{"option":"SPXW260325C06725000","bid":241.0,"bid_size":2.0,"ask":242.3,"ask_size":2.0,"iv":0.191,"open_interest":1.0,"volume":0.0,"delta":0.6534,"gamma":0.0009,"vega":7.7761,"theta":-2.0879,"rho":3.8303,"theo":241.5581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.1,"last_trade_time":"2026-02-13T12:36:34","percent_change":0.0,"prev_day_close":252.75},{"option":"SPXW260325P06725000","bid":95.6,"bid_size":6.0,"ask":96.6,"ask_size":7.0,"iv":0.1911,"open_interest":41.0,"volume":0.0,"delta":-0.3466,"gamma":0.0009,"vega":7.7761,"theta":-2.134,"rho":-2.2263,"theo":95.9462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":103.98,"last_trade_time":"2026-02-17T09:39:17","percent_change":0.0,"prev_day_close":86.7000007629394},{"option":"SPXW260325C06750000","bid":222.6,"bid_size":5.0,"ask":223.6,"ask_size":2.0,"iv":0.1871,"open_interest":0.0,"volume":0.0,"delta":0.6321,"gamma":0.001,"vega":7.9355,"theta":-2.0935,"rho":3.7137,"theo":222.9102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":233.599998474121},{"option":"SPXW260325P06750000","bid":101.8,"bid_size":6.0,"ask":102.8,"ask_size":7.0,"iv":0.1869,"open_interest":23.0,"volume":10.0,"delta":-0.3679,"gamma":0.001,"vega":7.9355,"theta":-2.1318,"rho":-2.3654,"theo":102.2036,"change":-20.0,"open":83.3,"high":84.3,"low":80.5,"tick":"up","last_trade_price":83.5,"last_trade_time":"2026-02-18T13:28:10","percent_change":-19.3237,"prev_day_close":92.4500007629394},{"option":"SPXW260325C06760000","bid":215.4,"bid_size":5.0,"ask":216.7,"ask_size":5.0,"iv":0.1856,"open_interest":0.0,"volume":0.0,"delta":0.6232,"gamma":0.001,"vega":7.9936,"theta":-2.0937,"rho":3.6657,"theo":215.5728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06760000","bid":104.5,"bid_size":6.0,"ask":105.8,"ask_size":6.0,"iv":0.1855,"open_interest":0.0,"volume":0.0,"delta":-0.3768,"gamma":0.001,"vega":7.9936,"theta":-2.1288,"rho":-2.4223,"theo":104.8283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06770000","bid":208.1,"bid_size":5.0,"ask":209.5,"ask_size":5.0,"iv":0.1838,"open_interest":0.0,"volume":0.0,"delta":0.6142,"gamma":0.001,"vega":8.0485,"theta":-2.0926,"rho":3.6168,"theo":208.3068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06770000","bid":107.2,"bid_size":6.0,"ask":108.4,"ask_size":6.0,"iv":0.1838,"open_interest":0.0,"volume":0.0,"delta":-0.3858,"gamma":0.001,"vega":8.0485,"theta":-2.1245,"rho":-2.4803,"theo":107.5244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06775000","bid":204.3,"bid_size":5.0,"ask":205.3,"ask_size":2.0,"iv":0.1828,"open_interest":7.0,"volume":0.0,"delta":0.6096,"gamma":0.001,"vega":8.0749,"theta":-2.0916,"rho":3.5918,"theo":204.7012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.66,"last_trade_time":"2026-02-17T09:54:05","percent_change":0.0,"prev_day_close":214.900001525879},{"option":"SPXW260325P06775000","bid":108.4,"bid_size":6.0,"ask":109.5,"ask_size":6.0,"iv":0.1828,"open_interest":17.0,"volume":0.0,"delta":-0.3904,"gamma":0.001,"vega":8.0749,"theta":-2.1219,"rho":-2.5098,"theo":108.8998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":113.06,"last_trade_time":"2026-02-17T15:55:49","percent_change":0.0,"prev_day_close":98.6500015258789},{"option":"SPXW260325C06780000","bid":200.7,"bid_size":5.0,"ask":202.1,"ask_size":5.0,"iv":0.1822,"open_interest":0.0,"volume":0.0,"delta":0.6049,"gamma":0.001,"vega":8.1005,"theta":-2.0902,"rho":3.5663,"theo":201.1141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06780000","bid":109.9,"bid_size":6.0,"ask":111.3,"ask_size":6.0,"iv":0.1822,"open_interest":0.0,"volume":0.0,"delta":-0.3951,"gamma":0.001,"vega":8.1005,"theta":-2.119,"rho":-2.5398,"theo":110.2938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06790000","bid":193.7,"bid_size":5.0,"ask":195.0,"ask_size":5.0,"iv":0.1806,"open_interest":0.0,"volume":0.0,"delta":0.5954,"gamma":0.001,"vega":8.1494,"theta":-2.0864,"rho":3.5139,"theo":193.9976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06790000","bid":112.6,"bid_size":6.0,"ask":114.1,"ask_size":6.0,"iv":0.1804,"open_interest":0.0,"volume":0.0,"delta":-0.4046,"gamma":0.001,"vega":8.1494,"theta":-2.112,"rho":-2.6012,"theo":113.1394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06800000","bid":186.5,"bid_size":6.0,"ask":187.5,"ask_size":2.0,"iv":0.1785,"open_interest":0.0,"volume":0.0,"delta":0.5857,"gamma":0.001,"vega":8.1949,"theta":-2.0812,"rho":3.4594,"theo":186.9604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":185.4,"last_trade_time":"2026-02-13T14:59:53","percent_change":0.0,"prev_day_close":196.650001525879},{"option":"SPXW260325P06800000","bid":115.6,"bid_size":5.0,"ask":116.6,"ask_size":6.0,"iv":0.1785,"open_interest":27.0,"volume":3.0,"delta":-0.4143,"gamma":0.001,"vega":8.1949,"theta":-2.1037,"rho":-2.6647,"theo":116.0643,"change":-10.55,"open":107.35,"high":107.35,"low":107.15,"tick":"down","last_trade_price":107.15,"last_trade_time":"2026-02-18T09:44:09","percent_change":-8.96347,"prev_day_close":105.25},{"option":"SPXW260325C06810000","bid":179.5,"bid_size":6.0,"ask":180.9,"ask_size":6.0,"iv":0.1771,"open_interest":0.0,"volume":0.0,"delta":0.5758,"gamma":0.001,"vega":8.2363,"theta":-2.0745,"rho":3.4032,"theo":180.0057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06810000","bid":118.6,"bid_size":5.0,"ask":120.0,"ask_size":5.0,"iv":0.1771,"open_interest":0.0,"volume":0.0,"delta":-0.4242,"gamma":0.001,"vega":8.2363,"theta":-2.0938,"rho":-2.7299,"theo":119.0717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06820000","bid":172.6,"bid_size":6.0,"ask":174.0,"ask_size":6.0,"iv":0.1753,"open_interest":0.0,"volume":0.0,"delta":0.5657,"gamma":0.0011,"vega":8.2731,"theta":-2.0662,"rho":3.3459,"theo":173.136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06820000","bid":121.6,"bid_size":5.0,"ask":122.9,"ask_size":5.0,"iv":0.1754,"open_interest":0.0,"volume":0.0,"delta":-0.4343,"gamma":0.0011,"vega":8.2731,"theta":-2.0823,"rho":-2.7962,"theo":122.1641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06825000","bid":169.2,"bid_size":6.0,"ask":170.3,"ask_size":2.0,"iv":0.1743,"open_interest":7.0,"volume":0.0,"delta":0.5606,"gamma":0.0011,"vega":8.2897,"theta":-2.0614,"rho":3.317,"theo":169.7336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.34,"last_trade_time":"2026-02-17T14:43:32","percent_change":0.0,"prev_day_close":178.949996948242},{"option":"SPXW260325P06825000","bid":123.2,"bid_size":5.0,"ask":124.3,"ask_size":6.0,"iv":0.1742,"open_interest":25.0,"volume":0.0,"delta":-0.4394,"gamma":0.0011,"vega":8.2897,"theta":-2.076,"rho":-2.8295,"theo":123.7427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":122.88,"last_trade_time":"2026-02-17T13:50:04","percent_change":0.0,"prev_day_close":112.400001525879},{"option":"SPXW260325C06830000","bid":165.8,"bid_size":6.0,"ask":167.2,"ask_size":6.0,"iv":0.1736,"open_interest":0.0,"volume":0.0,"delta":0.5554,"gamma":0.0011,"vega":8.3049,"theta":-2.0562,"rho":3.288,"theo":166.353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06830000","bid":124.8,"bid_size":5.0,"ask":126.2,"ask_size":5.0,"iv":0.1736,"open_interest":0.0,"volume":0.0,"delta":-0.4446,"gamma":0.0011,"vega":8.3049,"theta":-2.0692,"rho":-2.8631,"theo":125.3431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06840000","bid":159.1,"bid_size":6.0,"ask":160.5,"ask_size":6.0,"iv":0.1719,"open_interest":0.0,"volume":0.0,"delta":0.5448,"gamma":0.0011,"vega":8.3316,"theta":-2.0447,"rho":3.2292,"theo":159.6582,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06840000","bid":128.0,"bid_size":5.0,"ask":129.3,"ask_size":5.0,"iv":0.1719,"open_interest":0.0,"volume":0.0,"delta":-0.4552,"gamma":0.0011,"vega":8.3316,"theta":-2.0545,"rho":-2.9309,"theo":128.6105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06850000","bid":152.5,"bid_size":6.0,"ask":153.6,"ask_size":2.0,"iv":0.17,"open_interest":23.0,"volume":11.0,"delta":0.534,"gamma":0.0011,"vega":8.3531,"theta":-2.0314,"rho":3.1688,"theo":153.0544,"change":25.15,"open":175.8,"high":175.8,"low":174.07,"tick":"up","last_trade_price":175.1,"last_trade_time":"2026-02-18T13:21:50","percent_change":16.7723,"prev_day_close":161.599998474121},{"option":"SPXW260325P06850000","bid":131.2,"bid_size":6.0,"ask":132.5,"ask_size":6.0,"iv":0.1698,"open_interest":13.0,"volume":0.0,"delta":-0.466,"gamma":0.0011,"vega":8.3531,"theta":-2.0381,"rho":-3.0003,"theo":131.9688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":136.25,"last_trade_time":"2026-02-17T11:56:46","percent_change":0.0,"prev_day_close":120.049999237061},{"option":"SPXW260325C06860000","bid":146.1,"bid_size":7.0,"ask":147.4,"ask_size":7.0,"iv":0.1685,"open_interest":0.0,"volume":0.0,"delta":0.5229,"gamma":0.0011,"vega":8.3692,"theta":-2.0164,"rho":3.1061,"theo":146.5456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06860000","bid":133.8,"bid_size":6.0,"ask":136.7,"ask_size":6.0,"iv":0.1682,"open_interest":0.0,"volume":0.0,"delta":-0.4771,"gamma":0.0011,"vega":8.3692,"theta":-2.02,"rho":-3.072,"theo":135.4221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06870000","bid":139.7,"bid_size":7.0,"ask":141.0,"ask_size":7.0,"iv":0.1668,"open_interest":0.0,"volume":0.0,"delta":0.5117,"gamma":0.0011,"vega":8.3792,"theta":-1.9996,"rho":3.041,"theo":140.1368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06870000","bid":137.4,"bid_size":6.0,"ask":140.3,"ask_size":5.0,"iv":0.1665,"open_interest":0.0,"volume":0.0,"delta":-0.4883,"gamma":0.0011,"vega":8.3792,"theta":-2.0,"rho":-3.146,"theo":138.9753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06875000","bid":136.4,"bid_size":7.0,"ask":137.5,"ask_size":2.0,"iv":0.1656,"open_interest":13.0,"volume":0.0,"delta":0.506,"gamma":0.0011,"vega":8.3819,"theta":-1.9905,"rho":3.0079,"theo":136.9715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.68,"last_trade_time":"2026-02-17T15:55:49","percent_change":0.0,"prev_day_close":145.0},{"option":"SPXW260325P06875000","bid":139.9,"bid_size":6.0,"ask":141.3,"ask_size":6.0,"iv":0.1655,"open_interest":8.0,"volume":0.0,"delta":-0.494,"gamma":0.0011,"vega":8.3819,"theta":-1.9893,"rho":-3.1837,"theo":140.791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.1,"last_trade_time":"2026-02-13T13:24:36","percent_change":0.0,"prev_day_close":128.400001525879},{"option":"SPXW260325C06880000","bid":133.4,"bid_size":7.0,"ask":134.7,"ask_size":7.0,"iv":0.165,"open_interest":0.0,"volume":0.0,"delta":0.5002,"gamma":0.0012,"vega":8.3829,"theta":-1.981,"rho":2.9744,"theo":133.8329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06880000","bid":141.0,"bid_size":6.0,"ask":143.9,"ask_size":5.0,"iv":0.1647,"open_interest":0.0,"volume":0.0,"delta":-0.4998,"gamma":0.0012,"vega":8.3829,"theta":-1.9782,"rho":-3.2217,"theo":142.6334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06890000","bid":127.1,"bid_size":7.0,"ask":128.6,"ask_size":7.0,"iv":0.1631,"open_interest":0.0,"volume":0.0,"delta":0.4885,"gamma":0.0012,"vega":8.3797,"theta":-1.9604,"rho":2.9069,"theo":127.6375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06890000","bid":144.8,"bid_size":6.0,"ask":147.7,"ask_size":5.0,"iv":0.163,"open_interest":0.0,"volume":0.0,"delta":-0.5115,"gamma":0.0012,"vega":8.3797,"theta":-1.9544,"rho":-3.2982,"theo":146.4002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06900000","bid":121.0,"bid_size":7.0,"ask":122.1,"ask_size":6.0,"iv":0.1612,"open_interest":3.0,"volume":2.0,"delta":0.4765,"gamma":0.0012,"vega":8.3696,"theta":-1.9379,"rho":2.8388,"theo":121.5542,"change":20.99,"open":140.24,"high":140.24,"low":140.24,"tick":"up","last_trade_price":140.24,"last_trade_time":"2026-02-18T12:37:53","percent_change":17.6017,"prev_day_close":129.099998474121},{"option":"SPXW260325P06900000","bid":149.4,"bid_size":2.0,"ask":150.8,"ask_size":2.0,"iv":0.161,"open_interest":4.0,"volume":2.0,"delta":-0.5235,"gamma":0.0012,"vega":8.3696,"theta":-1.9288,"rho":-3.3752,"theo":150.279,"change":-26.25,"open":125.5,"high":126.9,"low":125.5,"tick":"up","last_trade_price":126.9,"last_trade_time":"2026-02-18T13:32:30","percent_change":-17.1401,"prev_day_close":137.349998474121},{"option":"SPXW260325C06910000","bid":115.1,"bid_size":7.0,"ask":116.5,"ask_size":7.0,"iv":0.1597,"open_interest":0.0,"volume":0.0,"delta":0.4643,"gamma":0.0012,"vega":8.3522,"theta":-1.9135,"rho":2.7696,"theo":115.5871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06910000","bid":152.7,"bid_size":6.0,"ask":155.6,"ask_size":5.0,"iv":0.1594,"open_interest":0.0,"volume":0.0,"delta":-0.5357,"gamma":0.0012,"vega":8.3522,"theta":-1.9013,"rho":-3.4535,"theo":154.274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06920000","bid":109.3,"bid_size":7.0,"ask":110.7,"ask_size":7.0,"iv":0.158,"open_interest":0.0,"volume":0.0,"delta":0.452,"gamma":0.0012,"vega":8.3265,"theta":-1.8872,"rho":2.698,"theo":109.7429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06920000","bid":156.9,"bid_size":6.0,"ask":159.8,"ask_size":5.0,"iv":0.1578,"open_interest":0.0,"volume":0.0,"delta":-0.548,"gamma":0.0012,"vega":8.3265,"theta":-1.8718,"rho":-3.5341,"theo":158.3918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06925000","bid":106.5,"bid_size":7.0,"ask":107.5,"ask_size":6.0,"iv":0.157,"open_interest":10.0,"volume":10.0,"delta":0.4457,"gamma":0.0012,"vega":8.3104,"theta":-1.8734,"rho":2.6612,"theo":106.8694,"change":14.28,"open":119.98,"high":119.98,"low":119.23,"tick":"down","last_trade_price":119.23,"last_trade_time":"2026-02-18T15:58:10","percent_change":13.6065,"prev_day_close":113.850002288818},{"option":"SPXW260325P06925000","bid":159.8,"bid_size":2.0,"ask":161.1,"ask_size":2.0,"iv":0.1566,"open_interest":6.0,"volume":5.0,"delta":-0.5543,"gamma":0.0012,"vega":8.3104,"theta":-1.8564,"rho":-3.5754,"theo":160.4994,"change":-30.65,"open":133.35,"high":133.35,"low":133.35,"tick":"down","last_trade_price":133.35,"last_trade_time":"2026-02-18T10:51:32","percent_change":-18.689,"prev_day_close":147.050003051758},{"option":"SPXW260325C06930000","bid":103.6,"bid_size":7.0,"ask":105.0,"ask_size":7.0,"iv":0.1562,"open_interest":0.0,"volume":0.0,"delta":0.4393,"gamma":0.0012,"vega":8.2919,"theta":-1.859,"rho":2.6239,"theo":104.0298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06930000","bid":161.2,"bid_size":6.0,"ask":164.0,"ask_size":5.0,"iv":0.1561,"open_interest":0.0,"volume":0.0,"delta":-0.5607,"gamma":0.0012,"vega":8.2919,"theta":-1.8404,"rho":-3.6172,"theo":162.6408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06940000","bid":98.1,"bid_size":7.0,"ask":99.5,"ask_size":7.0,"iv":0.1546,"open_interest":0.0,"volume":0.0,"delta":0.4265,"gamma":0.0012,"vega":8.2484,"theta":-1.8289,"rho":2.5484,"theo":98.4562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P06940000","bid":165.6,"bid_size":6.0,"ask":168.5,"ask_size":5.0,"iv":0.1543,"open_interest":0.0,"volume":0.0,"delta":-0.5735,"gamma":0.0012,"vega":8.2484,"theta":-1.8071,"rho":-3.7018,"theo":167.0293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C06950000","bid":92.7,"bid_size":7.0,"ask":93.7,"ask_size":6.0,"iv":0.1526,"open_interest":1.0,"volume":1.0,"delta":0.4136,"gamma":0.0012,"vega":8.1962,"theta":-1.7969,"rho":2.4725,"theo":93.0289,"change":17.61,"open":109.21,"high":109.21,"low":109.21,"tick":"up","last_trade_price":109.21,"last_trade_time":"2026-02-18T12:37:53","percent_change":19.2249,"prev_day_close":99.5},{"option":"SPXW260325P06950000","bid":171.0,"bid_size":2.0,"ask":172.3,"ask_size":2.0,"iv":0.1525,"open_interest":7.0,"volume":5.0,"delta":-0.5864,"gamma":0.0012,"vega":8.1962,"theta":-1.772,"rho":-3.7866,"theo":171.5641,"change":-32.1,"open":143.25,"high":143.25,"low":143.25,"tick":"down","last_trade_price":143.25,"last_trade_time":"2026-02-18T10:51:32","percent_change":-18.3062,"prev_day_close":157.550003051758},{"option":"SPXW260325C06975000","bid":80.0,"bid_size":7.0,"ask":80.9,"ask_size":7.0,"iv":0.1485,"open_interest":0.0,"volume":0.0,"delta":0.3804,"gamma":0.0012,"vega":8.026,"theta":-1.7092,"rho":2.2797,"theo":80.1444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":86.0},{"option":"SPXW260325P06975000","bid":183.0,"bid_size":2.0,"ask":184.4,"ask_size":2.0,"iv":0.1484,"open_interest":4.0,"volume":0.0,"delta":-0.6196,"gamma":0.0012,"vega":8.026,"theta":-1.6764,"rho":-4.0019,"theo":183.5848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.65,"last_trade_time":"2026-02-13T13:49:36","percent_change":0.0,"prev_day_close":169.0},{"option":"SPXW260325C07000000","bid":68.2,"bid_size":7.0,"ask":69.1,"ask_size":7.0,"iv":0.1445,"open_interest":7.0,"volume":0.0,"delta":0.3465,"gamma":0.0012,"vega":7.7891,"theta":-1.6118,"rho":2.0782,"theo":68.3439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.2,"last_trade_time":"2026-02-17T10:50:21","percent_change":0.0,"prev_day_close":73.5},{"option":"SPXW260325P07000000","bid":196.2,"bid_size":2.0,"ask":197.5,"ask_size":2.0,"iv":0.1444,"open_interest":0.0,"volume":0.0,"delta":-0.6535,"gamma":0.0012,"vega":7.7891,"theta":-1.5711,"rho":-4.2258,"theo":196.6896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":181.400001525879},{"option":"SPXW260325C07025000","bid":57.5,"bid_size":7.0,"ask":58.4,"ask_size":8.0,"iv":0.1406,"open_interest":0.0,"volume":0.0,"delta":0.3125,"gamma":0.0012,"vega":7.4942,"theta":-1.5063,"rho":1.8783,"theo":57.701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":62.0500011444092},{"option":"SPXW260325P07025000","bid":210.3,"bid_size":1.0,"ask":211.7,"ask_size":1.0,"iv":0.1402,"open_interest":0.0,"volume":0.0,"delta":-0.6875,"gamma":0.0012,"vega":7.4942,"theta":-1.4577,"rho":-4.4483,"theo":210.9519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":194.849998474121},{"option":"SPXW260325C07050000","bid":47.9,"bid_size":8.0,"ask":48.7,"ask_size":9.0,"iv":0.137,"open_interest":51.0,"volume":48.0,"delta":0.2789,"gamma":0.0012,"vega":7.1321,"theta":-1.3938,"rho":1.6765,"theo":48.2204,"change":5.15,"open":52.8,"high":52.8,"low":52.8,"tick":"no_change","last_trade_price":52.8,"last_trade_time":"2026-02-18T15:59:48","percent_change":10.808,"prev_day_close":51.6999988555908},{"option":"SPXW260325P07050000","bid":223.0,"bid_size":4.0,"ask":229.3,"ask_size":4.0,"iv":0.1366,"open_interest":0.0,"volume":0.0,"delta":-0.7211,"gamma":0.0012,"vega":7.1321,"theta":-1.3373,"rho":-4.6726,"theo":226.3765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.300003051758},{"option":"SPXW260325C07075000","bid":39.5,"bid_size":8.0,"ask":40.2,"ask_size":10.0,"iv":0.1336,"open_interest":7.0,"volume":1.0,"delta":0.246,"gamma":0.0011,"vega":6.7188,"theta":-1.2752,"rho":1.4807,"theo":39.8323,"change":10.06,"open":49.36,"high":49.36,"low":49.36,"tick":"up","last_trade_price":49.36,"last_trade_time":"2026-02-18T12:12:28","percent_change":25.598,"prev_day_close":42.5500011444092},{"option":"SPXW260325P07075000","bid":239.7,"bid_size":4.0,"ask":245.8,"ask_size":4.0,"iv":0.1334,"open_interest":0.0,"volume":0.0,"delta":-0.754,"gamma":0.0011,"vega":6.7188,"theta":-1.2108,"rho":-4.8909,"theo":242.8937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":224.949996948242},{"option":"SPXW260325C07100000","bid":32.0,"bid_size":9.0,"ask":32.7,"ask_size":10.0,"iv":0.1304,"open_interest":28.0,"volume":2.0,"delta":0.2142,"gamma":0.0011,"vega":6.2474,"theta":-1.1515,"rho":1.29,"theo":32.4767,"change":4.8,"open":40.48,"high":40.48,"low":36.9,"tick":"down","last_trade_price":36.9,"last_trade_time":"2026-02-18T15:58:00","percent_change":14.9533,"prev_day_close":34.5},{"option":"SPXW260325P07100000","bid":257.0,"bid_size":4.0,"ask":263.3,"ask_size":4.0,"iv":0.1301,"open_interest":1.0,"volume":0.0,"delta":-0.7858,"gamma":0.0011,"vega":6.2474,"theta":-1.0793,"rho":-5.1041,"theo":260.4433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":276.0,"last_trade_time":"2026-02-17T09:37:00","percent_change":0.0,"prev_day_close":241.800003051758},{"option":"SPXW260325C07125000","bid":25.6,"bid_size":10.0,"ask":26.6,"ask_size":19.0,"iv":0.1276,"open_interest":0.0,"volume":0.0,"delta":0.1839,"gamma":0.001,"vega":5.7372,"theta":-1.0252,"rho":1.1075,"theo":26.1033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07125000","bid":275.4,"bid_size":4.0,"ask":281.9,"ask_size":4.0,"iv":0.127,"open_interest":0.0,"volume":0.0,"delta":-0.8161,"gamma":0.001,"vega":5.7372,"theta":-0.945,"rho":-5.3091,"theo":278.9751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07150000","bid":20.3,"bid_size":10.0,"ask":21.2,"ask_size":10.0,"iv":0.125,"open_interest":0.0,"volume":0.0,"delta":0.1557,"gamma":0.0009,"vega":5.1944,"theta":-0.8993,"rho":0.9386,"theo":20.6888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07150000","bid":294.8,"bid_size":3.0,"ask":301.6,"ask_size":3.0,"iv":0.1243,"open_interest":0.0,"volume":0.0,"delta":-0.8443,"gamma":0.0009,"vega":5.1944,"theta":-0.8113,"rho":-5.5005,"theo":298.4658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07175000","bid":15.9,"bid_size":11.0,"ask":16.7,"ask_size":11.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":0.13,"gamma":0.0008,"vega":4.6367,"theta":-0.7779,"rho":0.7825,"theo":16.1926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07175000","bid":315.2,"bid_size":3.0,"ask":322.1,"ask_size":3.0,"iv":0.1218,"open_interest":0.0,"volume":0.0,"delta":-0.87,"gamma":0.0008,"vega":4.6367,"theta":-0.6819,"rho":-5.6791,"theo":318.8748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07200000","bid":12.4,"bid_size":15.0,"ask":12.9,"ask_size":15.0,"iv":0.1204,"open_interest":32.0,"volume":19.0,"delta":0.1072,"gamma":0.0007,"vega":4.0888,"theta":-0.6645,"rho":0.6452,"theo":12.5511,"change":1.19,"open":15.2,"high":15.2,"low":13.94,"tick":"down","last_trade_price":13.94,"last_trade_time":"2026-02-18T14:36:28","percent_change":9.33333,"prev_day_close":13.1999998092651},{"option":"SPXW260325P07200000","bid":336.4,"bid_size":3.0,"ask":343.6,"ask_size":3.0,"iv":0.12,"open_interest":0.0,"volume":0.0,"delta":-0.8928,"gamma":0.0007,"vega":4.0888,"theta":-0.5607,"rho":-5.8389,"theo":340.1386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":320.149993896484},{"option":"SPXW260325C07225000","bid":9.6,"bid_size":15.0,"ask":10.1,"ask_size":15.0,"iv":0.1189,"open_interest":0.0,"volume":0.0,"delta":0.0875,"gamma":0.0006,"vega":3.562,"theta":-0.5624,"rho":0.527,"theo":9.6785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07225000","bid":358.4,"bid_size":3.0,"ask":365.7,"ask_size":3.0,"iv":0.1183,"open_interest":0.0,"volume":0.0,"delta":-0.9125,"gamma":0.0006,"vega":3.562,"theta":-0.4506,"rho":-5.9796,"theo":362.1712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07250000","bid":7.4,"bid_size":15.0,"ask":7.9,"ask_size":29.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":0.0711,"gamma":0.0006,"vega":3.0802,"theta":-0.4733,"rho":0.427,"theo":7.4618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07250000","bid":381.1,"bid_size":3.0,"ask":388.7,"ask_size":2.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.9289,"gamma":0.0006,"vega":3.0802,"theta":-0.3537,"rho":-6.1021,"theo":384.8597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07275000","bid":5.7,"bid_size":15.0,"ask":6.2,"ask_size":31.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":0.0577,"gamma":0.0005,"vega":2.6497,"theta":-0.3978,"rho":0.3465,"theo":5.7828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07275000","bid":404.3,"bid_size":3.0,"ask":411.8,"ask_size":3.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9423,"gamma":0.0005,"vega":2.6497,"theta":-0.2703,"rho":-6.2051,"theo":408.086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07300000","bid":4.5,"bid_size":15.0,"ask":4.8,"ask_size":76.0,"iv":0.1165,"open_interest":14.0,"volume":7.0,"delta":0.0469,"gamma":0.0004,"vega":2.2763,"theta":-0.3354,"rho":0.2812,"theo":4.5266,"change":0.4,"open":5.6,"high":5.6,"low":5.1,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-18T14:36:28","percent_change":8.51064,"prev_day_close":4.70000004768372},{"option":"SPXW260325P07300000","bid":427.9,"bid_size":4.0,"ask":435.5,"ask_size":3.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9531,"gamma":0.0004,"vega":2.2763,"theta":-0.2,"rho":-6.2929,"theo":431.735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.0},{"option":"SPXW260325C07325000","bid":3.5,"bid_size":15.0,"ask":3.8,"ask_size":34.0,"iv":0.1164,"open_interest":0.0,"volume":0.0,"delta":0.0384,"gamma":0.0003,"vega":1.9586,"theta":-0.2844,"rho":0.23,"theo":3.5883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07325000","bid":451.8,"bid_size":2.0,"ask":459.4,"ask_size":1.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9616,"gamma":0.0003,"vega":1.9586,"theta":-0.1411,"rho":-6.3666,"theo":455.7019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07350000","bid":2.75,"bid_size":15.0,"ask":3.0,"ask_size":15.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":0.0317,"gamma":0.0003,"vega":1.6905,"theta":-0.2429,"rho":0.1893,"theo":2.8851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325P07350000","bid":475.9,"bid_size":1.0,"ask":483.7,"ask_size":1.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9683,"gamma":0.0003,"vega":1.6905,"theta":-0.0918,"rho":-6.4298,"theo":479.9039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260325C07400000","bid":1.75,"bid_size":15.0,"ask":1.95,"ask_size":67.0,"iv":0.1176,"open_interest":3.0,"volume":1.0,"delta":0.0221,"gamma":0.0002,"vega":1.2746,"theta":-0.1812,"rho":0.1314,"theo":1.9371,"change":0.265,"open":2.19,"high":2.19,"low":2.19,"tick":"up","last_trade_price":2.19,"last_trade_time":"2026-02-18T10:31:22","percent_change":13.7662,"prev_day_close":1.80000001192093},{"option":"SPXW260325P07400000","bid":524.7,"bid_size":3.0,"ask":532.4,"ask_size":1.0,"iv":0.1188,"open_interest":0.0,"volume":0.0,"delta":-0.9779,"gamma":0.0002,"vega":1.2746,"theta":-0.0142,"rho":-6.5326,"theo":528.7663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.700012207031},{"option":"SPXW260325C07500000","bid":0.75,"bid_size":15.0,"ask":0.95,"ask_size":15.0,"iv":0.122,"open_interest":1.0,"volume":1.0,"delta":0.0115,"gamma":0.0001,"vega":0.7531,"theta":-0.1071,"rho":0.0683,"theo":0.9715,"change":0.125,"open":1.05,"high":1.05,"low":1.05,"tick":"up","last_trade_price":1.05,"last_trade_time":"2026-02-18T10:31:22","percent_change":13.5135,"prev_day_close":0.849999994039536},{"option":"SPXW260325P07500000","bid":623.3,"bid_size":1.0,"ask":631.0,"ask_size":1.0,"iv":0.1245,"open_interest":1.0,"volume":0.0,"delta":-0.9885,"gamma":0.0001,"vega":0.7531,"theta":0.0,"rho":-6.6858,"theo":627.4217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":612.94,"last_trade_time":"2026-02-13T13:54:07","percent_change":0.0,"prev_day_close":606.299987792969},{"option":"SPXW260325C07600000","bid":0.4,"bid_size":35.0,"ask":0.6,"ask_size":82.0,"iv":0.1297,"open_interest":0.0,"volume":0.0,"delta":0.0065,"gamma":0.0001,"vega":0.4683,"theta":-0.0678,"rho":0.0385,"theo":0.5433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260325P07600000","bid":722.6,"bid_size":1.0,"ask":730.4,"ask_size":1.0,"iv":0.1318,"open_interest":1.0,"volume":0.0,"delta":-0.9935,"gamma":0.0001,"vega":0.4683,"theta":0.0,"rho":-6.8056,"theo":726.6144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":712.27,"last_trade_time":"2026-02-13T13:54:07","percent_change":0.0,"prev_day_close":706.600006103516},{"option":"SPXW260325C07800000","bid":0.15,"bid_size":40.0,"ask":0.35,"ask_size":82.0,"iv":0.1481,"open_interest":0.0,"volume":0.0,"delta":0.0028,"gamma":0.0,"vega":0.2261,"theta":-0.0356,"rho":0.0166,"theo":0.2435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.225000008940697},{"option":"SPXW260325P07800000","bid":921.6,"bid_size":1.0,"ask":929.3,"ask_size":1.0,"iv":0.1567,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0,"vega":0.2258,"theta":0.0,"rho":-7.0076,"theo":925.556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":905.399993896484},{"option":"SPXW260325C08000000","bid":0.05,"bid_size":64.0,"ask":0.25,"ask_size":67.0,"iv":0.1667,"open_interest":0.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.1382,"theta":-0.0244,"rho":0.0096,"theo":0.1522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000002235174},{"option":"SPXW260325P08000000","bid":1120.8,"bid_size":1.0,"ask":1128.4,"ask_size":1.0,"iv":0.1773,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.1378,"theta":0.0,"rho":-7.1946,"theo":1124.7065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.85003662109},{"option":"SPXW260325C08200000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":82.0,"iv":0.1882,"open_interest":0.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.0926,"theta":-0.0181,"rho":0.0062,"theo":0.1058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260325P08200000","bid":1320.0,"bid_size":1.0,"ask":1327.8,"ask_size":1.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.0922,"theta":0.0,"rho":-7.378,"theo":1323.9019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1304.29998779297},{"option":"SPXW260325C08400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2079,"open_interest":0.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0634,"theta":-0.0135,"rho":0.0041,"theo":0.0746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260325P08400000","bid":1519.2,"bid_size":1.0,"ask":1526.9,"ask_size":1.0,"iv":0.2289,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0633,"theta":0.0,"rho":-7.56,"theo":1523.1129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1503.15002441406},{"option":"SPXW260325C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2301,"open_interest":167.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.044,"theta":-0.0101,"rho":0.0028,"theo":0.0528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-17T10:11:32","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260325P08600000","bid":1718.4,"bid_size":1.0,"ask":1726.1,"ask_size":1.0,"iv":0.2496,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0439,"theta":0.0,"rho":-7.7414,"theo":1722.3329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1702.79998779297},{"option":"SPXW260325C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":82.0,"iv":0.2516,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0307,"theta":-0.0075,"rho":0.0019,"theo":0.0372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260325P08800000","bid":1917.7,"bid_size":1.0,"ask":1925.3,"ask_size":1.0,"iv":0.2687,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0307,"theta":0.0,"rho":-7.9223,"theo":1921.5591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1901.89996337891},{"option":"SPXW260326C02800000","bid":4052.5,"bid_size":1.0,"ask":4060.2,"ask_size":1.0,"iv":0.8496,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0341,"theta":0.0,"rho":2.5972,"theo":4056.1825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4076.84997558594},{"option":"SPXW260326P02800000","bid":0.05,"bid_size":56.0,"ask":0.3,"ask_size":115.0,"iv":0.8905,"open_interest":1.0,"volume":1.0,"delta":-0.0004,"gamma":0.0,"vega":0.0339,"theta":-0.0384,"rho":-0.0029,"theo":0.2224,"change":-0.1,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:24:11","percent_change":-50.0,"prev_day_close":0.150000000372529},{"option":"SPXW260326C03000000","bid":3853.2,"bid_size":1.0,"ask":3861.0,"ask_size":1.0,"iv":0.8359,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0426,"theta":0.0,"rho":2.7818,"theo":3857.0113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3877.94995117188},{"option":"SPXW260326P03000000","bid":0.15,"bid_size":15.0,"ask":0.35,"ask_size":143.0,"iv":0.8476,"open_interest":0.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0424,"theta":-0.0454,"rho":-0.0037,"theo":0.2698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260326C03200000","bid":3654.2,"bid_size":1.0,"ask":3661.9,"ask_size":1.0,"iv":0.7788,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0539,"theta":0.0,"rho":2.9662,"theo":3657.8533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3678.40002441406},{"option":"SPXW260326P03200000","bid":0.2,"bid_size":112.0,"ask":0.45,"ask_size":142.0,"iv":0.8013,"open_interest":1.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0536,"theta":-0.0538,"rho":-0.0047,"theo":0.3302,"change":-0.1,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:36:16","percent_change":-28.5714,"prev_day_close":0.25},{"option":"SPXW260326C03400000","bid":3455.1,"bid_size":1.0,"ask":3462.7,"ask_size":1.0,"iv":0.7445,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0685,"theta":0.0,"rho":3.1503,"theo":3458.7154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3477.75},{"option":"SPXW260326P03400000","bid":0.3,"bid_size":143.0,"ask":0.55,"ask_size":96.0,"iv":0.7572,"open_interest":0.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0685,"theta":-0.0651,"rho":-0.0061,"theo":0.4134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260326C03600000","bid":3256.0,"bid_size":1.0,"ask":3263.7,"ask_size":1.0,"iv":0.7046,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0886,"theta":0.0,"rho":3.3338,"theo":3259.6078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3280.44995117188},{"option":"SPXW260326P03600000","bid":0.45,"bid_size":53.0,"ask":0.65,"ask_size":15.0,"iv":0.715,"open_interest":14.0,"volume":1.0,"delta":-0.0012,"gamma":0.0,"vega":0.0885,"theta":-0.0795,"rho":-0.008,"theo":0.5246,"change":-0.15,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T11:28:22","percent_change":-23.0769,"prev_day_close":0.525000005960464},{"option":"SPXW260326C03800000","bid":3057.0,"bid_size":1.0,"ask":3064.6,"ask_size":1.0,"iv":0.672,"open_interest":0.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.1164,"theta":0.0,"rho":3.5164,"theo":3060.5455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3081.14990234375},{"option":"SPXW260326P03800000","bid":0.65,"bid_size":49.0,"ask":0.85,"ask_size":75.0,"iv":0.6777,"open_interest":0.0,"volume":0.0,"delta":-0.0017,"gamma":0.0,"vega":0.1164,"theta":-0.0988,"rho":-0.0108,"theo":0.6811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260326C04000000","bid":2858.0,"bid_size":1.0,"ask":2865.7,"ask_size":1.0,"iv":0.634,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.1547,"theta":0.0,"rho":3.6979,"theo":2861.5475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2882.79992675781},{"option":"SPXW260326P04000000","bid":0.9,"bid_size":15.0,"ask":1.1,"ask_size":97.0,"iv":0.6404,"open_interest":75.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.1546,"theta":-0.1246,"rho":-0.0148,"theo":0.902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.02,"last_trade_time":"2026-02-17T15:06:20","percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260326C04200000","bid":2659.1,"bid_size":1.0,"ask":2666.8,"ask_size":1.0,"iv":0.5988,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.2077,"theta":0.0,"rho":3.8777,"theo":2662.6374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2683.5},{"option":"SPXW260326P04200000","bid":1.2,"bid_size":101.0,"ask":1.45,"ask_size":105.0,"iv":0.6039,"open_interest":2.0,"volume":0.0,"delta":-0.0032,"gamma":0.0,"vega":0.2076,"theta":-0.1584,"rho":-0.0204,"theo":1.2106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.03,"last_trade_time":"2026-02-17T09:56:03","percent_change":0.0,"prev_day_close":1.14999997615814},{"option":"SPXW260326C04400000","bid":2460.3,"bid_size":1.0,"ask":2467.9,"ask_size":1.0,"iv":0.5641,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.2789,"theta":0.0,"rho":4.0552,"theo":2463.8402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2484.44995117188},{"option":"SPXW260326P04400000","bid":1.6,"bid_size":101.0,"ask":1.85,"ask_size":105.0,"iv":0.5673,"open_interest":2.0,"volume":0.0,"delta":-0.0044,"gamma":0.0,"vega":0.2788,"theta":-0.2014,"rho":-0.0283,"theo":1.632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.53,"last_trade_time":"2026-02-17T09:56:03","percent_change":0.0,"prev_day_close":1.5},{"option":"SPXW260326C04600000","bid":2261.6,"bid_size":1.0,"ask":2269.2,"ask_size":1.0,"iv":0.5288,"open_interest":0.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.3727,"theta":0.0,"rho":4.2297,"theo":2265.1838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2285.70007324219},{"option":"SPXW260326P04600000","bid":2.1,"bid_size":95.0,"ask":2.35,"ask_size":95.0,"iv":0.5313,"open_interest":0.0,"volume":0.0,"delta":-0.006,"gamma":0.0,"vega":0.3727,"theta":-0.2547,"rho":-0.0393,"theo":2.1955,"change":-0.31,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":-13.1915,"prev_day_close":1.94999998807907},{"option":"SPXW260326C04800000","bid":2063.0,"bid_size":1.0,"ask":2070.7,"ask_size":1.0,"iv":0.4927,"open_interest":0.0,"volume":0.0,"delta":0.9917,"gamma":0.0,"vega":0.4956,"theta":0.0,"rho":4.4003,"theo":2066.695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2086.84997558594},{"option":"SPXW260326P04800000","bid":2.8,"bid_size":73.0,"ask":3.0,"ask_size":36.0,"iv":0.4965,"open_interest":78.0,"volume":0.0,"delta":-0.0083,"gamma":0.0,"vega":0.4954,"theta":-0.3179,"rho":-0.0541,"theo":2.9245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.82,"last_trade_time":"2026-02-17T15:06:20","percent_change":0.0,"prev_day_close":2.55000007152557},{"option":"SPXW260326C05000000","bid":1864.7,"bid_size":2.0,"ask":1872.4,"ask_size":2.0,"iv":0.459,"open_interest":0.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":0.6514,"theta":0.0,"rho":4.5659,"theo":1868.4091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1888.40002441406},{"option":"SPXW260326P05000000","bid":3.7,"bid_size":72.0,"ask":3.9,"ask_size":15.0,"iv":0.4615,"open_interest":0.0,"volume":0.0,"delta":-0.0114,"gamma":0.0,"vega":0.6512,"theta":-0.3915,"rho":-0.074,"theo":3.8572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3.35000002384186},{"option":"SPXW260326C05200000","bid":1666.7,"bid_size":2.0,"ask":1674.3,"ask_size":2.0,"iv":0.4252,"open_interest":0.0,"volume":0.0,"delta":0.9845,"gamma":0.0,"vega":0.8531,"theta":0.0,"rho":4.7242,"theo":1670.3808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1690.5},{"option":"SPXW260326P05200000","bid":4.9,"bid_size":15.0,"ask":5.1,"ask_size":36.0,"iv":0.427,"open_interest":22.0,"volume":0.0,"delta":-0.0155,"gamma":0.0,"vega":0.8528,"theta":-0.4762,"rho":-0.1011,"theo":5.0474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.13,"last_trade_time":"2026-02-17T09:45:11","percent_change":0.0,"prev_day_close":4.40000009536743},{"option":"SPXW260326C05400000","bid":1469.0,"bid_size":2.0,"ask":1476.7,"ask_size":2.0,"iv":0.3903,"open_interest":0.0,"volume":0.0,"delta":0.9787,"gamma":0.0001,"vega":1.1178,"theta":-0.1241,"rho":4.8722,"theo":1472.7268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1492.70001220703},{"option":"SPXW260326P05400000","bid":6.5,"bid_size":52.0,"ask":6.8,"ask_size":116.0,"iv":0.3923,"open_interest":21.0,"volume":0.0,"delta":-0.0213,"gamma":0.0001,"vega":1.1178,"theta":-0.5756,"rho":-0.1386,"theo":6.6142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.3,"last_trade_time":"2026-02-17T13:08:49","percent_change":0.0,"prev_day_close":5.90000009536743},{"option":"SPXW260326C05500000","bid":1370.3,"bid_size":2.0,"ask":1378.1,"ask_size":2.0,"iv":0.3742,"open_interest":0.0,"volume":0.0,"delta":0.9749,"gamma":0.0001,"vega":1.2819,"theta":-0.2127,"rho":4.9402,"theo":1374.1167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1394.10003662109},{"option":"SPXW260326P05500000","bid":7.5,"bid_size":49.0,"ask":7.8,"ask_size":94.0,"iv":0.375,"open_interest":1.0,"volume":0.0,"delta":-0.025,"gamma":0.0001,"vega":1.2819,"theta":-0.6335,"rho":-0.1633,"theo":7.6136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.62,"last_trade_time":"2026-02-17T11:02:42","percent_change":0.0,"prev_day_close":6.84999990463257},{"option":"SPXW260326C05600000","bid":1272.0,"bid_size":2.0,"ask":1279.7,"ask_size":2.0,"iv":0.3566,"open_interest":0.0,"volume":0.0,"delta":0.9703,"gamma":0.0001,"vega":1.4777,"theta":-0.3093,"rho":5.0028,"theo":1275.7202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1295.65002441406},{"option":"SPXW260326P05600000","bid":8.6,"bid_size":82.0,"ask":9.0,"ask_size":82.0,"iv":0.3576,"open_interest":0.0,"volume":0.0,"delta":-0.0297,"gamma":0.0001,"vega":1.4777,"theta":-0.6994,"rho":-0.1934,"theo":8.8266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.9500002861023},{"option":"SPXW260326C05700000","bid":1173.8,"bid_size":2.0,"ask":1181.6,"ask_size":2.0,"iv":0.3408,"open_interest":0.0,"volume":0.0,"delta":0.9645,"gamma":0.0001,"vega":1.7136,"theta":-0.4164,"rho":5.0571,"theo":1177.6247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1197.34997558594},{"option":"SPXW260326P05700000","bid":10.1,"bid_size":97.0,"ask":10.6,"ask_size":87.0,"iv":0.3413,"open_interest":0.0,"volume":0.0,"delta":-0.0355,"gamma":0.0001,"vega":1.7136,"theta":-0.7758,"rho":-0.2319,"theo":10.3405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":9.30000019073486},{"option":"SPXW260326C05800000","bid":1076.2,"bid_size":2.0,"ask":1084.0,"ask_size":2.0,"iv":0.3253,"open_interest":0.0,"volume":0.0,"delta":0.957,"gamma":0.0001,"vega":1.9965,"theta":-0.5371,"rho":5.1017,"theo":1079.9466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1100.14996337891},{"option":"SPXW260326P05800000","bid":12.1,"bid_size":91.0,"ask":12.6,"ask_size":79.0,"iv":0.3256,"open_interest":0.0,"volume":0.0,"delta":-0.0429,"gamma":0.0001,"vega":1.9965,"theta":-0.8659,"rho":-0.28,"theo":12.2719,"change":-1.27,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":-10.0794,"prev_day_close":11.0499997138977},{"option":"SPXW260326C05900000","bid":979.3,"bid_size":2.0,"ask":987.0,"ask_size":4.0,"iv":0.3099,"open_interest":0.0,"volume":0.0,"delta":0.9475,"gamma":0.0002,"vega":2.3447,"theta":-0.6744,"rho":5.1312,"theo":982.8441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1002.05001831055},{"option":"SPXW260326P05900000","bid":14.7,"bid_size":15.0,"ask":15.1,"ask_size":15.0,"iv":0.3106,"open_interest":0.0,"volume":0.0,"delta":-0.0525,"gamma":0.0002,"vega":2.3447,"theta":-0.9725,"rho":-0.3432,"theo":14.7789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":13.3000001907349},{"option":"SPXW260326C06000000","bid":883.0,"bid_size":2.0,"ask":890.7,"ask_size":2.0,"iv":0.2953,"open_interest":0.0,"volume":0.0,"delta":0.9351,"gamma":0.0002,"vega":2.7633,"theta":-0.8307,"rho":5.143,"theo":886.5209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":905.5},{"option":"SPXW260326P06000000","bid":17.9,"bid_size":47.0,"ask":18.5,"ask_size":30.0,"iv":0.2957,"open_interest":5.0,"volume":0.0,"delta":-0.0649,"gamma":0.0002,"vega":2.7633,"theta":-1.0981,"rho":-0.4241,"theo":18.0651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":26.27,"last_trade_time":"2026-02-17T10:01:09","percent_change":0.0,"prev_day_close":16.1999998092651},{"option":"SPXW260326C06100000","bid":787.6,"bid_size":2.0,"ask":795.4,"ask_size":2.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.919,"gamma":0.0002,"vega":3.2669,"theta":-1.0062,"rho":5.1294,"theo":791.2293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":809.700012207031},{"option":"SPXW260326P06100000","bid":22.2,"bid_size":13.0,"ask":22.8,"ask_size":27.0,"iv":0.2814,"open_interest":13.0,"volume":0.0,"delta":-0.081,"gamma":0.0002,"vega":3.2669,"theta":-1.243,"rho":-0.5304,"theo":22.383,"change":-2.12,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.77,"last_trade_time":"2026-02-17T15:46:59","percent_change":-9.35982,"prev_day_close":20.0},{"option":"SPXW260326C06200000","bid":693.6,"bid_size":2.0,"ask":701.1,"ask_size":2.0,"iv":0.2672,"open_interest":0.0,"volume":0.0,"delta":0.8983,"gamma":0.0003,"vega":3.8626,"theta":-1.1987,"rho":5.0849,"theo":697.2598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.850006103516},{"option":"SPXW260326P06200000","bid":27.8,"bid_size":11.0,"ask":28.5,"ask_size":18.0,"iv":0.2675,"open_interest":9.0,"volume":1.0,"delta":-0.1017,"gamma":0.0003,"vega":3.8626,"theta":-1.4048,"rho":-0.6676,"theo":28.023,"change":-6.14,"open":22.06,"high":22.06,"low":22.06,"tick":"down","last_trade_price":22.06,"last_trade_time":"2026-02-18T11:57:03","percent_change":-21.773,"prev_day_close":24.9000005722046},{"option":"SPXW260326C06300000","bid":601.4,"bid_size":3.0,"ask":608.5,"ask_size":3.0,"iv":0.2534,"open_interest":0.0,"volume":0.0,"delta":0.8717,"gamma":0.0004,"vega":4.542,"theta":-1.4019,"rho":5.0024,"theo":604.9587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":621.800018310547},{"option":"SPXW260326P06300000","bid":35.0,"bid_size":10.0,"ask":35.7,"ask_size":14.0,"iv":0.2535,"open_interest":3.0,"volume":4.0,"delta":-0.1283,"gamma":0.0004,"vega":4.542,"theta":-1.5773,"rho":-0.8428,"theo":35.3313,"change":-7.2,"open":27.56,"high":28.2,"low":26.92,"tick":"up","last_trade_price":28.2,"last_trade_time":"2026-02-18T11:58:43","percent_change":-20.339,"prev_day_close":31.3000001907349},{"option":"SPXW260326C06325000","bid":578.5,"bid_size":4.0,"ask":585.7,"ask_size":3.0,"iv":0.2498,"open_interest":0.0,"volume":0.0,"delta":0.864,"gamma":0.0004,"vega":4.7269,"theta":-1.4532,"rho":4.9738,"theo":582.1896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":599.100006103516},{"option":"SPXW260326P06325000","bid":37.1,"bid_size":10.0,"ask":37.8,"ask_size":14.0,"iv":0.2501,"open_interest":27.0,"volume":2.0,"delta":-0.136,"gamma":0.0004,"vega":4.7269,"theta":-1.621,"rho":-0.8946,"theo":37.4646,"change":3.58,"open":28.52,"high":29.95,"low":28.52,"tick":"up","last_trade_price":29.95,"last_trade_time":"2026-02-18T11:58:43","percent_change":10.7831,"prev_day_close":33.2000007629394},{"option":"SPXW260326C06350000","bid":556.0,"bid_size":3.0,"ask":562.9,"ask_size":3.0,"iv":0.2463,"open_interest":0.0,"volume":0.0,"delta":0.8558,"gamma":0.0004,"vega":4.9138,"theta":-1.5044,"rho":4.9425,"theo":559.5587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":575.899993896484},{"option":"SPXW260326P06350000","bid":39.4,"bid_size":10.0,"ask":40.1,"ask_size":12.0,"iv":0.2467,"open_interest":0.0,"volume":2.0,"delta":-0.1442,"gamma":0.0004,"vega":4.9138,"theta":-1.6645,"rho":-0.9491,"theo":39.7361,"change":-8.37,"open":31.36,"high":31.38,"low":31.36,"tick":"up","last_trade_price":31.38,"last_trade_time":"2026-02-18T11:57:37","percent_change":-21.0566,"prev_day_close":35.2999992370606},{"option":"SPXW260326C06375000","bid":533.4,"bid_size":2.0,"ask":540.7,"ask_size":3.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":0.8471,"gamma":0.0004,"vega":5.1036,"theta":-1.5552,"rho":4.9086,"theo":537.0715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":553.200012207031},{"option":"SPXW260326P06375000","bid":41.8,"bid_size":10.0,"ask":42.6,"ask_size":12.0,"iv":0.2432,"open_interest":0.0,"volume":0.0,"delta":-0.1529,"gamma":0.0004,"vega":5.1036,"theta":-1.7076,"rho":-1.0062,"theo":42.1513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":37.4499988555908},{"option":"SPXW260326C06400000","bid":511.3,"bid_size":3.0,"ask":518.4,"ask_size":3.0,"iv":0.2398,"open_interest":0.0,"volume":0.0,"delta":0.8379,"gamma":0.0005,"vega":5.2991,"theta":-1.6055,"rho":4.8713,"theo":514.7351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":530.899993896484},{"option":"SPXW260326P06400000","bid":44.4,"bid_size":9.0,"ask":45.2,"ask_size":11.0,"iv":0.2397,"open_interest":2.0,"volume":2.0,"delta":-0.1621,"gamma":0.0005,"vega":5.2991,"theta":-1.7502,"rho":-1.0667,"theo":44.7172,"change":-3.25,"open":34.26,"high":41.55,"low":34.26,"tick":"up","last_trade_price":41.55,"last_trade_time":"2026-02-18T15:06:14","percent_change":-7.25446,"prev_day_close":39.75},{"option":"SPXW260326C06425000","bid":488.9,"bid_size":2.0,"ask":495.8,"ask_size":4.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":0.8281,"gamma":0.0005,"vega":5.501,"theta":-1.6548,"rho":4.8292,"theo":492.5606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":508.149993896484},{"option":"SPXW260326P06425000","bid":47.1,"bid_size":9.0,"ask":47.9,"ask_size":11.0,"iv":0.2362,"open_interest":0.0,"volume":1.0,"delta":-0.1719,"gamma":0.0005,"vega":5.501,"theta":-1.7919,"rho":-1.1319,"theo":47.4451,"change":-9.77,"open":37.73,"high":37.73,"low":37.73,"tick":"down","last_trade_price":37.73,"last_trade_time":"2026-02-18T11:57:37","percent_change":-20.5684,"prev_day_close":42.25},{"option":"SPXW260326C06450000","bid":467.3,"bid_size":4.0,"ask":473.8,"ask_size":4.0,"iv":0.2324,"open_interest":0.0,"volume":0.0,"delta":0.8177,"gamma":0.0005,"vega":5.7056,"theta":-1.7031,"rho":4.7826,"theo":470.5611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":486.199996948242},{"option":"SPXW260326P06450000","bid":50.0,"bid_size":9.0,"ask":50.9,"ask_size":11.0,"iv":0.2326,"open_interest":0.0,"volume":0.0,"delta":-0.1823,"gamma":0.0005,"vega":5.7056,"theta":-1.8325,"rho":-1.2017,"theo":50.348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":44.8999996185303},{"option":"SPXW260326C06475000","bid":445.1,"bid_size":2.0,"ask":451.9,"ask_size":4.0,"iv":0.2283,"open_interest":0.0,"volume":0.0,"delta":0.8067,"gamma":0.0006,"vega":5.9096,"theta":-1.7499,"rho":4.7326,"theo":448.7477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.100006103516},{"option":"SPXW260326P06475000","bid":53.1,"bid_size":9.0,"ask":54.0,"ask_size":10.0,"iv":0.229,"open_interest":1.0,"volume":1.0,"delta":-0.1933,"gamma":0.0006,"vega":5.9096,"theta":-1.8717,"rho":-1.2748,"theo":53.4369,"change":-2.89,"open":50.71,"high":50.71,"low":50.71,"tick":"down","last_trade_price":50.71,"last_trade_time":"2026-02-18T15:09:32","percent_change":-5.39179,"prev_day_close":47.75},{"option":"SPXW260326C06500000","bid":423.6,"bid_size":2.0,"ask":430.5,"ask_size":4.0,"iv":0.225,"open_interest":0.0,"volume":0.0,"delta":0.795,"gamma":0.0006,"vega":6.1149,"theta":-1.7952,"rho":4.6792,"theo":427.1294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.25},{"option":"SPXW260326P06500000","bid":56.4,"bid_size":8.0,"ask":57.3,"ask_size":10.0,"iv":0.2254,"open_interest":2.0,"volume":3.0,"delta":-0.205,"gamma":0.0006,"vega":6.1149,"theta":-1.9092,"rho":-1.3515,"theo":56.7209,"change":-3.07,"open":43.83,"high":53.83,"low":43.83,"tick":"up","last_trade_price":53.83,"last_trade_time":"2026-02-18T15:09:32","percent_change":-5.39543,"prev_day_close":50.75},{"option":"SPXW260326C06525000","bid":402.4,"bid_size":4.0,"ask":408.9,"ask_size":4.0,"iv":0.2214,"open_interest":0.0,"volume":0.0,"delta":0.7826,"gamma":0.0006,"vega":6.3246,"theta":-1.8384,"rho":4.6203,"theo":405.7199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.300003051758},{"option":"SPXW260326P06525000","bid":59.9,"bid_size":8.0,"ask":60.9,"ask_size":10.0,"iv":0.2218,"open_interest":0.0,"volume":0.0,"delta":-0.2174,"gamma":0.0006,"vega":6.3246,"theta":-1.9448,"rho":-1.4336,"theo":60.2138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":53.9499988555908},{"option":"SPXW260326C06550000","bid":381.3,"bid_size":4.0,"ask":387.6,"ask_size":4.0,"iv":0.2177,"open_interest":0.0,"volume":0.0,"delta":0.7695,"gamma":0.0006,"vega":6.5362,"theta":-1.8792,"rho":4.5549,"theo":384.5388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":398.75},{"option":"SPXW260326P06550000","bid":63.7,"bid_size":8.0,"ask":64.6,"ask_size":10.0,"iv":0.2182,"open_interest":8.0,"volume":6.0,"delta":-0.2305,"gamma":0.0006,"vega":6.5362,"theta":-1.978,"rho":-1.5221,"theo":63.9351,"change":-15.22,"open":59.87,"high":59.87,"low":49.03,"tick":"down","last_trade_price":49.03,"last_trade_time":"2026-02-18T12:48:07","percent_change":-23.6887,"prev_day_close":57.3500003814697},{"option":"SPXW260326C06575000","bid":360.2,"bid_size":5.0,"ask":366.8,"ask_size":4.0,"iv":0.214,"open_interest":0.0,"volume":0.0,"delta":0.7555,"gamma":0.0007,"vega":6.7442,"theta":-1.9174,"rho":4.4849,"theo":363.6046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.400009155273},{"option":"SPXW260326P06575000","bid":67.8,"bid_size":8.0,"ask":68.6,"ask_size":10.0,"iv":0.2146,"open_interest":6.0,"volume":5.0,"delta":-0.2445,"gamma":0.0007,"vega":6.7442,"theta":-2.0084,"rho":-1.6153,"theo":67.9033,"change":-14.65,"open":63.67,"high":63.67,"low":53.5,"tick":"up","last_trade_price":53.7,"last_trade_time":"2026-02-18T12:34:48","percent_change":-21.4338,"prev_day_close":61.0500011444092},{"option":"SPXW260326C06600000","bid":339.6,"bid_size":4.0,"ask":346.1,"ask_size":4.0,"iv":0.2102,"open_interest":0.0,"volume":0.0,"delta":0.7407,"gamma":0.0007,"vega":6.9484,"theta":-1.9524,"rho":4.4107,"theo":342.9313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":356.449996948242},{"option":"SPXW260326P06600000","bid":72.0,"bid_size":8.0,"ask":72.9,"ask_size":9.0,"iv":0.2108,"open_interest":4.0,"volume":4.0,"delta":-0.2593,"gamma":0.0007,"vega":6.9484,"theta":-2.0358,"rho":-1.7127,"theo":72.1323,"change":-5.04,"open":55.86,"high":67.66,"low":55.78,"tick":"up","last_trade_price":67.66,"last_trade_time":"2026-02-18T15:30:56","percent_change":-6.9326,"prev_day_close":64.9500007629394},{"option":"SPXW260326C06625000","bid":319.8,"bid_size":4.0,"ask":325.5,"ask_size":4.0,"iv":0.2067,"open_interest":0.0,"volume":0.0,"delta":0.725,"gamma":0.0008,"vega":7.1524,"theta":-1.9839,"rho":4.3296,"theo":322.5375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.649993896484},{"option":"SPXW260326P06625000","bid":76.5,"bid_size":8.0,"ask":77.4,"ask_size":9.0,"iv":0.2071,"open_interest":6.0,"volume":2.0,"delta":-0.275,"gamma":0.0008,"vega":7.1524,"theta":-2.0596,"rho":-1.8169,"theo":76.6409,"change":-5.29,"open":60.67,"high":72.01,"low":60.67,"tick":"up","last_trade_price":72.01,"last_trade_time":"2026-02-18T15:30:56","percent_change":-6.84347,"prev_day_close":69.0999984741211},{"option":"SPXW260326C06650000","bid":299.1,"bid_size":9.0,"ask":305.3,"ask_size":4.0,"iv":0.2024,"open_interest":0.0,"volume":0.0,"delta":0.7084,"gamma":0.0008,"vega":7.3533,"theta":-2.0112,"rho":4.2404,"theo":302.4506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":315.300003051758},{"option":"SPXW260326P06650000","bid":81.2,"bid_size":7.0,"ask":82.2,"ask_size":9.0,"iv":0.2032,"open_interest":8.0,"volume":8.0,"delta":-0.2916,"gamma":0.0008,"vega":7.3533,"theta":-2.0793,"rho":-1.9293,"theo":81.4563,"change":-9.31,"open":63.44,"high":77.8,"low":63.44,"tick":"down","last_trade_price":72.94,"last_trade_time":"2026-02-18T15:44:34","percent_change":-11.3191,"prev_day_close":73.6000022888184},{"option":"SPXW260326C06675000","bid":282.3,"bid_size":1.0,"ask":283.7,"ask_size":1.0,"iv":0.1992,"open_interest":0.0,"volume":0.0,"delta":0.6907,"gamma":0.0008,"vega":7.5442,"theta":-2.034,"rho":4.1459,"theo":282.6946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.050003051758},{"option":"SPXW260326P06675000","bid":86.4,"bid_size":7.0,"ask":87.4,"ask_size":8.0,"iv":0.1992,"open_interest":1.0,"volume":0.0,"delta":-0.3093,"gamma":0.0008,"vega":7.5442,"theta":-2.0943,"rho":-2.0471,"theo":86.6027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.5,"last_trade_time":"2026-02-17T11:57:30","percent_change":0.0,"prev_day_close":78.2999992370606},{"option":"SPXW260326C06700000","bid":262.9,"bid_size":1.0,"ask":264.1,"ask_size":1.0,"iv":0.1954,"open_interest":0.0,"volume":0.0,"delta":0.672,"gamma":0.0009,"vega":7.7254,"theta":-2.0515,"rho":4.0456,"theo":263.2876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":275.0},{"option":"SPXW260326P06700000","bid":91.9,"bid_size":7.0,"ask":92.8,"ask_size":8.0,"iv":0.1953,"open_interest":9.0,"volume":7.0,"delta":-0.328,"gamma":0.0009,"vega":7.7254,"theta":-2.1042,"rho":-2.1705,"theo":92.0982,"change":-22.35,"open":72.22,"high":72.22,"low":70.8,"tick":"down","last_trade_price":70.8,"last_trade_time":"2026-02-18T13:02:41","percent_change":-23.9936,"prev_day_close":83.3499984741211},{"option":"SPXW260326C06725000","bid":243.8,"bid_size":2.0,"ask":245.1,"ask_size":2.0,"iv":0.1914,"open_interest":0.0,"volume":0.0,"delta":0.6521,"gamma":0.0009,"vega":7.8985,"theta":-2.0632,"rho":3.9356,"theo":244.2578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":255.5},{"option":"SPXW260326P06725000","bid":97.7,"bid_size":6.0,"ask":98.7,"ask_size":7.0,"iv":0.1913,"open_interest":0.0,"volume":4.0,"delta":-0.3479,"gamma":0.0009,"vega":7.8985,"theta":-2.1083,"rho":-2.3037,"theo":97.9707,"change":-9.55,"open":94.5,"high":94.5,"low":89.6,"tick":"down","last_trade_price":89.6,"last_trade_time":"2026-02-18T15:40:59","percent_change":-9.63187,"prev_day_close":88.7999992370606},{"option":"SPXW260326C06750000","bid":225.3,"bid_size":5.0,"ask":226.5,"ask_size":2.0,"iv":0.1872,"open_interest":0.0,"volume":0.0,"delta":0.6311,"gamma":0.0009,"vega":8.0566,"theta":-2.0683,"rho":3.8174,"theo":225.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.400001525879},{"option":"SPXW260326P06750000","bid":103.9,"bid_size":6.0,"ask":104.9,"ask_size":7.0,"iv":0.1872,"open_interest":5.0,"volume":5.0,"delta":-0.3689,"gamma":0.0009,"vega":8.0566,"theta":-2.1057,"rho":-2.445,"theo":104.2547,"change":-11.72,"open":93.83,"high":93.83,"low":93.83,"tick":"down","last_trade_price":93.83,"last_trade_time":"2026-02-18T15:44:34","percent_change":-11.1037,"prev_day_close":94.5499992370606},{"option":"SPXW260326C06775000","bid":207.2,"bid_size":5.0,"ask":208.2,"ask_size":2.0,"iv":0.1831,"open_interest":6.0,"volume":0.0,"delta":0.6089,"gamma":0.001,"vega":8.195,"theta":-2.0661,"rho":3.6938,"theo":207.4557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.56,"last_trade_time":"2026-02-17T09:54:05","percent_change":0.0,"prev_day_close":217.700004577637},{"option":"SPXW260326P06775000","bid":110.6,"bid_size":6.0,"ask":111.6,"ask_size":6.0,"iv":0.1831,"open_interest":0.0,"volume":0.0,"delta":-0.3911,"gamma":0.001,"vega":8.195,"theta":-2.0958,"rho":-2.5919,"theo":110.9733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":100.799999237061},{"option":"SPXW260326C06800000","bid":189.4,"bid_size":6.0,"ask":190.4,"ask_size":2.0,"iv":0.1789,"open_interest":0.0,"volume":0.0,"delta":0.5854,"gamma":0.001,"vega":8.3145,"theta":-2.0559,"rho":3.5596,"theo":189.736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":199.449996948242},{"option":"SPXW260326P06800000","bid":117.7,"bid_size":5.0,"ask":118.8,"ask_size":6.0,"iv":0.179,"open_interest":1.0,"volume":1.0,"delta":-0.4146,"gamma":0.001,"vega":8.3145,"theta":-2.0779,"rho":-2.7493,"theo":118.156,"change":-3.87,"open":115.98,"high":115.98,"low":115.98,"tick":"down","last_trade_price":115.98,"last_trade_time":"2026-02-18T09:32:45","percent_change":-3.22904,"prev_day_close":107.400001525879},{"option":"SPXW260326C06825000","bid":172.0,"bid_size":6.0,"ask":173.2,"ask_size":2.0,"iv":0.1748,"open_interest":7.0,"volume":0.0,"delta":0.5606,"gamma":0.001,"vega":8.409,"theta":-2.0366,"rho":3.4155,"theo":172.5248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.99,"last_trade_time":"2026-02-17T14:43:32","percent_change":0.0,"prev_day_close":181.700004577637},{"option":"SPXW260326P06825000","bid":125.3,"bid_size":5.0,"ask":126.4,"ask_size":6.0,"iv":0.1747,"open_interest":1.0,"volume":0.0,"delta":-0.4394,"gamma":0.001,"vega":8.409,"theta":-2.051,"rho":-2.9166,"theo":125.8472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":114.599998474121},{"option":"SPXW260326C06850000","bid":155.3,"bid_size":6.0,"ask":156.5,"ask_size":2.0,"iv":0.1705,"open_interest":2.0,"volume":2.0,"delta":0.5345,"gamma":0.0011,"vega":8.4727,"theta":-2.0077,"rho":3.2655,"theo":155.8546,"change":8.09,"open":160.94,"high":160.94,"low":160.94,"tick":"up","last_trade_price":160.94,"last_trade_time":"2026-02-18T15:00:22","percent_change":5.29277,"prev_day_close":164.5},{"option":"SPXW260326P06850000","bid":133.4,"bid_size":6.0,"ask":134.6,"ask_size":6.0,"iv":0.1702,"open_interest":3.0,"volume":3.0,"delta":-0.4655,"gamma":0.0011,"vega":8.4727,"theta":-2.0144,"rho":-3.0897,"theo":134.0793,"change":-8.58,"open":117.76,"high":127.82,"low":117.76,"tick":"up","last_trade_price":127.82,"last_trade_time":"2026-02-18T15:00:22","percent_change":-6.29032,"prev_day_close":122.25},{"option":"SPXW260326C06875000","bid":139.2,"bid_size":7.0,"ask":140.4,"ask_size":2.0,"iv":0.1662,"open_interest":0.0,"volume":0.0,"delta":0.507,"gamma":0.0011,"vega":8.5024,"theta":-1.9684,"rho":3.103,"theo":139.7718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":147.900001525879},{"option":"SPXW260326P06875000","bid":142.2,"bid_size":6.0,"ask":143.5,"ask_size":6.0,"iv":0.1661,"open_interest":2.0,"volume":2.0,"delta":-0.493,"gamma":0.0011,"vega":8.5024,"theta":-1.9674,"rho":-3.2754,"theo":142.8989,"change":-9.6,"open":136.0,"high":136.0,"low":136.0,"tick":"no_change","last_trade_price":136.0,"last_trade_time":"2026-02-18T14:38:46","percent_change":-6.59341,"prev_day_close":130.599998474121},{"option":"SPXW260326C06900000","bid":123.8,"bid_size":7.0,"ask":125.0,"ask_size":6.0,"iv":0.1619,"open_interest":2.0,"volume":2.0,"delta":0.4781,"gamma":0.0012,"vega":8.4922,"theta":-1.9179,"rho":2.9322,"theo":124.3436,"change":23.62,"open":145.67,"high":145.67,"low":145.67,"tick":"no_change","last_trade_price":145.67,"last_trade_time":"2026-02-18T13:18:51","percent_change":19.3527,"prev_day_close":131.950004577637},{"option":"SPXW260326P06900000","bid":151.7,"bid_size":2.0,"ask":153.0,"ask_size":2.0,"iv":0.1615,"open_interest":2.0,"volume":2.0,"delta":-0.5219,"gamma":0.0012,"vega":8.4922,"theta":-1.9093,"rho":-3.4694,"theo":152.3731,"change":-10.1,"open":145.15,"high":145.15,"low":145.15,"tick":"no_change","last_trade_price":145.15,"last_trade_time":"2026-02-18T14:38:46","percent_change":-6.50564,"prev_day_close":139.550003051758},{"option":"SPXW260326C06925000","bid":109.3,"bid_size":7.0,"ask":110.3,"ask_size":6.0,"iv":0.1577,"open_interest":4.0,"volume":5.0,"delta":0.4478,"gamma":0.0012,"vega":8.4362,"theta":-1.8561,"rho":2.7533,"theo":109.6331,"change":14.3,"open":129.62,"high":129.62,"low":121.87,"tick":"up","last_trade_price":122.0,"last_trade_time":"2026-02-18T14:26:13","percent_change":13.2776,"prev_day_close":116.75},{"option":"SPXW260326P06925000","bid":161.9,"bid_size":2.0,"ask":163.2,"ask_size":2.0,"iv":0.1573,"open_interest":0.0,"volume":0.0,"delta":-0.5522,"gamma":0.0012,"vega":8.4362,"theta":-1.8398,"rho":-3.6714,"theo":162.5649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":149.200004577637},{"option":"SPXW260326C06950000","bid":95.4,"bid_size":7.0,"ask":96.5,"ask_size":6.0,"iv":0.1534,"open_interest":0.0,"volume":0.0,"delta":0.4164,"gamma":0.0012,"vega":8.3266,"theta":-1.7828,"rho":2.5627,"theo":95.7457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":102.299999237061},{"option":"SPXW260326P06950000","bid":173.0,"bid_size":2.0,"ask":174.3,"ask_size":2.0,"iv":0.1533,"open_interest":0.0,"volume":0.0,"delta":-0.5836,"gamma":0.0012,"vega":8.3266,"theta":-1.7588,"rho":-3.8852,"theo":173.5799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":159.700004577637},{"option":"SPXW260326C06975000","bid":82.6,"bid_size":7.0,"ask":83.6,"ask_size":6.0,"iv":0.1494,"open_interest":2.0,"volume":0.0,"delta":0.3838,"gamma":0.0012,"vega":8.1628,"theta":-1.6988,"rho":2.3686,"theo":82.7893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":68.38,"last_trade_time":"2026-02-17T10:15:17","percent_change":0.0,"prev_day_close":88.75},{"option":"SPXW260326P06975000","bid":185.0,"bid_size":2.0,"ask":186.4,"ask_size":2.0,"iv":0.1491,"open_interest":0.0,"volume":0.0,"delta":-0.6162,"gamma":0.0012,"vega":8.1628,"theta":-1.6672,"rho":-4.1025,"theo":185.5259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":171.050003051758},{"option":"SPXW260326C07000000","bid":70.7,"bid_size":7.0,"ask":71.7,"ask_size":7.0,"iv":0.1454,"open_interest":3.0,"volume":1.0,"delta":0.3506,"gamma":0.0012,"vega":7.9338,"theta":-1.6054,"rho":2.165,"theo":70.8854,"change":14.17,"open":84.22,"high":84.22,"low":84.22,"tick":"up","last_trade_price":84.22,"last_trade_time":"2026-02-18T10:05:40","percent_change":20.2284,"prev_day_close":76.1500015258789},{"option":"SPXW260326P07000000","bid":198.0,"bid_size":2.0,"ask":199.4,"ask_size":2.0,"iv":0.1452,"open_interest":1.0,"volume":1.0,"delta":-0.6493,"gamma":0.0012,"vega":7.9338,"theta":-1.5661,"rho":-4.3292,"theo":198.5243,"change":-3.5,"open":199.4,"high":199.4,"low":199.4,"tick":"down","last_trade_price":199.4,"last_trade_time":"2026-02-18T09:30:31","percent_change":-1.72498,"prev_day_close":183.349998474121},{"option":"SPXW260326C07025000","bid":59.9,"bid_size":7.0,"ask":60.8,"ask_size":8.0,"iv":0.1416,"open_interest":45.0,"volume":0.0,"delta":0.3172,"gamma":0.0012,"vega":7.6478,"theta":-1.5041,"rho":1.9633,"theo":60.1134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":61.1,"last_trade_time":"2026-02-17T15:08:10","percent_change":0.0,"prev_day_close":64.6500015258789},{"option":"SPXW260326P07025000","bid":212.0,"bid_size":1.0,"ask":213.4,"ask_size":1.0,"iv":0.1413,"open_interest":2.0,"volume":2.0,"delta":-0.6827,"gamma":0.0012,"vega":7.6478,"theta":-1.4571,"rho":-4.5542,"theo":212.6547,"change":-39.0,"open":178.2,"high":178.2,"low":178.2,"tick":"down","last_trade_price":178.2,"last_trade_time":"2026-02-18T11:47:40","percent_change":-17.9558,"prev_day_close":196.700004577637},{"option":"SPXW260326C07050000","bid":50.1,"bid_size":8.0,"ask":51.0,"ask_size":9.0,"iv":0.1379,"open_interest":9.0,"volume":0.0,"delta":0.2841,"gamma":0.0012,"vega":7.296,"theta":-1.3959,"rho":1.7584,"theo":50.4816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.32,"last_trade_time":"2026-02-17T15:30:43","percent_change":0.0,"prev_day_close":54.1499996185303},{"option":"SPXW260326P07050000","bid":225.1,"bid_size":4.0,"ask":230.7,"ask_size":4.0,"iv":0.1378,"open_interest":0.0,"volume":0.0,"delta":-0.7159,"gamma":0.0012,"vega":7.296,"theta":-1.3413,"rho":-4.7822,"theo":227.9252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":211.25},{"option":"SPXW260326C07075000","bid":41.4,"bid_size":8.0,"ask":42.3,"ask_size":9.0,"iv":0.1345,"open_interest":10.0,"volume":4.0,"delta":0.2517,"gamma":0.0011,"vega":6.8935,"theta":-1.2817,"rho":1.5603,"theo":41.9288,"change":1.48,"open":52.2,"high":52.2,"low":42.83,"tick":"down","last_trade_price":42.83,"last_trade_time":"2026-02-18T15:09:32","percent_change":3.5792,"prev_day_close":44.75},{"option":"SPXW260326P07075000","bid":241.1,"bid_size":4.0,"ask":247.2,"ask_size":4.0,"iv":0.1344,"open_interest":5.0,"volume":0.0,"delta":-0.7483,"gamma":0.0011,"vega":6.8935,"theta":-1.2194,"rho":-5.0035,"theo":244.2748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.13,"last_trade_time":"2026-02-17T10:25:47","percent_change":0.0,"prev_day_close":226.549995422363},{"option":"SPXW260326C07100000","bid":33.8,"bid_size":8.0,"ask":34.7,"ask_size":10.0,"iv":0.1313,"open_interest":17.0,"volume":12.0,"delta":0.2202,"gamma":0.001,"vega":6.4317,"theta":-1.1623,"rho":1.365,"theo":34.3905,"change":2.91,"open":36.57,"high":43.15,"low":35.05,"tick":"up","last_trade_price":36.81,"last_trade_time":"2026-02-18T15:44:34","percent_change":8.58407,"prev_day_close":36.5500011444092},{"option":"SPXW260326P07100000","bid":258.2,"bid_size":4.0,"ask":264.5,"ask_size":4.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.7798,"gamma":0.001,"vega":6.4317,"theta":-1.0923,"rho":-5.222,"theo":261.6389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":243.5},{"option":"SPXW260326C07200000","bid":13.6,"bid_size":15.0,"ask":14.0,"ask_size":15.0,"iv":0.1213,"open_interest":10.0,"volume":8.0,"delta":0.1126,"gamma":0.0007,"vega":4.2852,"theta":-0.6835,"rho":0.6987,"theo":13.6052,"change":0.7,"open":14.87,"high":17.65,"low":14.3,"tick":"up","last_trade_price":14.55,"last_trade_time":"2026-02-18T15:44:34","percent_change":5.05415,"prev_day_close":14.4499998092651},{"option":"SPXW260326P07200000","bid":336.9,"bid_size":3.0,"ask":343.9,"ask_size":3.0,"iv":0.1209,"open_interest":0.0,"volume":0.0,"delta":-0.8874,"gamma":0.0007,"vega":4.2852,"theta":-0.5828,"rho":-5.981,"theo":340.4631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":321.100006103516},{"option":"SPXW260326C07300000","bid":5.0,"bid_size":15.0,"ask":5.2,"ask_size":15.0,"iv":0.1168,"open_interest":1.0,"volume":0.0,"delta":0.0498,"gamma":0.0004,"vega":2.4129,"theta":-0.3472,"rho":0.3073,"theo":4.9223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.5,"last_trade_time":"2026-02-17T11:50:26","percent_change":0.0,"prev_day_close":5.20000004768372},{"option":"SPXW260326P07300000","bid":427.6,"bid_size":4.0,"ask":435.3,"ask_size":2.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9502,"gamma":0.0004,"vega":2.4129,"theta":-0.2159,"rho":-6.4652,"theo":431.3896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.650009155273},{"option":"SPXW260326C07400000","bid":1.95,"bid_size":15.0,"ask":2.2,"ask_size":105.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":0.0234,"gamma":0.0002,"vega":1.3536,"theta":-0.187,"rho":0.1435,"theo":2.0905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2.05000007152557},{"option":"SPXW260326P07400000","bid":524.2,"bid_size":1.0,"ask":532.0,"ask_size":1.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9766,"gamma":0.0002,"vega":1.3536,"theta":-0.025,"rho":-6.7216,"theo":528.1673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.649993896484},{"option":"SPXW260326C07500000","bid":0.85,"bid_size":15.0,"ask":1.05,"ask_size":15.0,"iv":0.1218,"open_interest":1.0,"volume":0.0,"delta":0.0123,"gamma":0.0001,"vega":0.8064,"theta":-0.1114,"rho":0.0752,"theo":1.0562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.07,"last_trade_time":"2026-02-17T10:12:31","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260326P07500000","bid":622.7,"bid_size":1.0,"ask":630.5,"ask_size":1.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.9877,"gamma":0.0001,"vega":0.8064,"theta":0.0,"rho":-6.8827,"theo":626.7425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":605.649993896484},{"option":"SPXW260326C07600000","bid":0.4,"bid_size":72.0,"ask":0.6,"ask_size":15.0,"iv":0.1284,"open_interest":0.0,"volume":0.0,"delta":0.0071,"gamma":0.0001,"vega":0.5074,"theta":-0.0715,"rho":0.043,"theo":0.599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.500000014901161},{"option":"SPXW260326P07600000","bid":721.9,"bid_size":1.0,"ask":729.5,"ask_size":1.0,"iv":0.1317,"open_interest":0.0,"volume":0.0,"delta":-0.9929,"gamma":0.0001,"vega":0.5074,"theta":0.0,"rho":-7.0076,"theo":725.8947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":704.25},{"option":"SPXW260326C07800000","bid":0.15,"bid_size":38.0,"ask":0.35,"ask_size":15.0,"iv":0.146,"open_interest":0.0,"volume":0.0,"delta":0.0031,"gamma":0.0,"vega":0.2506,"theta":-0.0385,"rho":0.0189,"theo":0.276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260326P07800000","bid":920.8,"bid_size":1.0,"ask":928.5,"ask_size":1.0,"iv":0.1543,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.2506,"theta":0.0,"rho":-7.2171,"theo":924.7907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.399993896484},{"option":"SPXW260326C08000000","bid":0.05,"bid_size":60.0,"ask":0.3,"ask_size":108.0,"iv":0.1664,"open_interest":0.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.1566,"theta":-0.027,"rho":0.0112,"theo":0.1771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260326P08000000","bid":1120.0,"bid_size":1.0,"ask":1127.6,"ask_size":1.0,"iv":0.1758,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.1564,"theta":0.0,"rho":-7.4103,"theo":1123.9106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.54998779297},{"option":"SPXW260326C08200000","bid":0.05,"bid_size":41.0,"ask":0.25,"ask_size":107.0,"iv":0.1884,"open_interest":0.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.1068,"theta":-0.0205,"rho":0.0074,"theo":0.126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260326P08200000","bid":1319.2,"bid_size":1.0,"ask":1326.8,"ask_size":1.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.1068,"theta":0.0,"rho":-7.5995,"theo":1323.0786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1303.15002441406},{"option":"SPXW260326C08400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":156.0,"iv":0.2084,"open_interest":0.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.075,"theta":-0.0158,"rho":0.0051,"theo":0.0916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260326P08400000","bid":1518.4,"bid_size":1.0,"ask":1526.0,"ask_size":1.0,"iv":0.2232,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0749,"theta":0.0,"rho":-7.7873,"theo":1522.2629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1500.65002441406},{"option":"SPXW260326C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":109.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0532,"theta":-0.012,"rho":0.0035,"theo":0.0664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260326P08600000","bid":1717.6,"bid_size":1.0,"ask":1725.2,"ask_size":1.0,"iv":0.2452,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0531,"theta":0.0,"rho":-7.9743,"theo":1721.4567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1699.54998779297},{"option":"SPXW260326C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":110.0,"iv":0.2478,"open_interest":0.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0379,"theta":-0.0091,"rho":0.0024,"theo":0.0481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260326P08800000","bid":1916.8,"bid_size":1.0,"ask":1924.4,"ask_size":1.0,"iv":0.266,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0379,"theta":0.0,"rho":-8.1608,"theo":1920.6573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1900.65002441406},{"option":"SPXW260327C02800000","bid":4053.3,"bid_size":1.0,"ask":4060.9,"ask_size":1.0,"iv":0.8587,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0374,"theta":0.0,"rho":2.8254,"theo":4056.9689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4077.30004882812},{"option":"SPXW260327P02800000","bid":0.1,"bid_size":165.0,"ask":0.3,"ask_size":269.0,"iv":0.8873,"open_interest":18.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0372,"theta":-0.0409,"rho":-0.0034,"theo":0.246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-06T10:54:02","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260327C03000000","bid":3854.2,"bid_size":1.0,"ask":3861.8,"ask_size":1.0,"iv":0.8147,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0467,"theta":0.0,"rho":3.0262,"theo":3857.8704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3876.59997558594},{"option":"SPXW260327P03000000","bid":0.15,"bid_size":209.0,"ask":0.35,"ask_size":165.0,"iv":0.8424,"open_interest":3.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0464,"theta":-0.048,"rho":-0.0043,"theo":0.2975,"change":-0.125,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T14:17:00","percent_change":-38.4615,"prev_day_close":0.175000000745058},{"option":"SPXW260327C03200000","bid":3655.1,"bid_size":1.0,"ask":3662.8,"ask_size":1.0,"iv":0.7684,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0588,"theta":0.0,"rho":3.2267,"theo":3658.7862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3677.59997558594},{"option":"SPXW260327P03200000","bid":0.25,"bid_size":205.0,"ask":0.45,"ask_size":225.0,"iv":0.7953,"open_interest":2.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0585,"theta":-0.0569,"rho":-0.0055,"theo":0.3633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.55,"last_trade_time":"2026-02-12T15:47:10","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260327C03400000","bid":3456.1,"bid_size":1.0,"ask":3463.7,"ask_size":1.0,"iv":0.7399,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0745,"theta":0.0,"rho":3.4268,"theo":3459.7239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3478.55004882812},{"option":"SPXW260327P03400000","bid":0.35,"bid_size":265.0,"ask":0.6,"ask_size":293.0,"iv":0.7543,"open_interest":68.0,"volume":0.0,"delta":-0.001,"gamma":0.0,"vega":0.0745,"theta":-0.0686,"rho":-0.0072,"theo":0.4537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-09T09:31:00","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260327C03600000","bid":3257.1,"bid_size":1.0,"ask":3264.7,"ask_size":1.0,"iv":0.703,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.0962,"theta":0.0,"rho":3.6263,"theo":3260.6941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3279.84997558594},{"option":"SPXW260327P03600000","bid":0.5,"bid_size":293.0,"ask":0.75,"ask_size":255.0,"iv":0.7137,"open_interest":39.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.0958,"theta":-0.0832,"rho":-0.0094,"theo":0.5712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.94,"last_trade_time":"2026-02-13T11:27:52","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260327C03800000","bid":3058.1,"bid_size":1.0,"ask":3065.8,"ask_size":1.0,"iv":0.6625,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.1259,"theta":0.0,"rho":3.8248,"theo":3061.7132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3080.64990234375},{"option":"SPXW260327P03800000","bid":0.7,"bid_size":290.0,"ask":0.95,"ask_size":255.0,"iv":0.6747,"open_interest":191.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.1258,"theta":-0.1036,"rho":-0.0127,"theo":0.7436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.18,"last_trade_time":"2026-02-06T11:36:22","percent_change":0.0,"prev_day_close":0.724999994039536},{"option":"SPXW260327C04000000","bid":2859.2,"bid_size":1.0,"ask":2866.9,"ask_size":1.0,"iv":0.6274,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.167,"theta":0.0,"rho":4.022,"theo":2862.8004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2882.84997558594},{"option":"SPXW260327P04000000","bid":0.95,"bid_size":250.0,"ask":1.2,"ask_size":254.0,"iv":0.638,"open_interest":344.0,"volume":48.0,"delta":-0.0024,"gamma":0.0,"vega":0.1669,"theta":-0.1301,"rho":-0.0172,"theo":0.9808,"change":-0.235,"open":1.05,"high":1.05,"low":0.87,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-18T10:05:25","percent_change":-20.0,"prev_day_close":0.974999964237213},{"option":"SPXW260327C04200000","bid":2660.4,"bid_size":1.0,"ask":2668.1,"ask_size":1.0,"iv":0.5937,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2228,"theta":0.0,"rho":4.2172,"theo":2663.9804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2683.40002441406},{"option":"SPXW260327P04200000","bid":1.3,"bid_size":75.0,"ask":1.55,"ask_size":244.0,"iv":0.6006,"open_interest":252.0,"volume":60.0,"delta":-0.0034,"gamma":0.0,"vega":0.2226,"theta":-0.1648,"rho":-0.0237,"theo":1.3108,"change":-0.13,"open":1.37,"high":1.37,"low":1.37,"tick":"down","last_trade_price":1.37,"last_trade_time":"2026-02-18T09:32:11","percent_change":-8.66667,"prev_day_close":1.25},{"option":"SPXW260327C04400000","bid":2461.7,"bid_size":1.0,"ask":2469.4,"ask_size":1.0,"iv":0.5599,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.2983,"theta":0.0,"rho":4.4099,"theo":2465.278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2484.14990234375},{"option":"SPXW260327P04400000","bid":1.75,"bid_size":75.0,"ask":1.95,"ask_size":149.0,"iv":0.5642,"open_interest":661.0,"volume":564.0,"delta":-0.0046,"gamma":0.0,"vega":0.298,"theta":-0.2086,"rho":-0.0328,"theo":1.7584,"change":-0.38,"open":1.5,"high":1.76,"low":1.42,"tick":"down","last_trade_price":1.57,"last_trade_time":"2026-02-18T15:49:59","percent_change":-19.4872,"prev_day_close":1.625},{"option":"SPXW260327C04600000","bid":2263.1,"bid_size":1.0,"ask":2270.7,"ask_size":1.0,"iv":0.5252,"open_interest":0.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.3963,"theta":0.0,"rho":4.5992,"theo":2266.7216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2287.09997558594},{"option":"SPXW260327P04600000","bid":2.3,"bid_size":74.0,"ask":2.5,"ask_size":154.0,"iv":0.5286,"open_interest":429.0,"volume":314.0,"delta":-0.0064,"gamma":0.0,"vega":0.396,"theta":-0.2623,"rho":-0.0451,"theo":2.3518,"change":-0.4,"open":1.94,"high":2.29,"low":1.87,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-18T15:42:06","percent_change":-16.0,"prev_day_close":2.125},{"option":"SPXW260327C04800000","bid":2064.5,"bid_size":1.0,"ask":2072.3,"ask_size":1.0,"iv":0.4916,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":0.5245,"theta":0.0,"rho":4.7841,"theo":2068.3385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2088.40002441406},{"option":"SPXW260327P04800000","bid":3.0,"bid_size":98.0,"ask":3.3,"ask_size":242.0,"iv":0.4941,"open_interest":56.0,"volume":0.0,"delta":-0.0087,"gamma":0.0,"vega":0.5244,"theta":-0.3261,"rho":-0.062,"theo":3.12,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-12T09:50:52","percent_change":0.0,"prev_day_close":2.75},{"option":"SPXW260327C05000000","bid":1866.4,"bid_size":2.0,"ask":1874.1,"ask_size":2.0,"iv":0.456,"open_interest":770.0,"volume":0.0,"delta":0.9881,"gamma":0.0,"vega":0.687,"theta":0.0,"rho":4.9635,"theo":1870.1644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1859.84,"last_trade_time":"2026-02-13T15:00:36","percent_change":0.0,"prev_day_close":1890.34997558594},{"option":"SPXW260327P05000000","bid":3.9,"bid_size":151.0,"ask":4.2,"ask_size":251.0,"iv":0.4586,"open_interest":1402.0,"volume":19.0,"delta":-0.0119,"gamma":0.0,"vega":0.687,"theta":-0.3999,"rho":-0.0843,"theo":4.0973,"change":-0.35,"open":4.0,"high":4.0,"low":3.2,"tick":"up","last_trade_price":3.8,"last_trade_time":"2026-02-18T14:33:59","percent_change":-8.43374,"prev_day_close":3.60000002384186},{"option":"SPXW260327C05100000","bid":1767.3,"bid_size":2.0,"ask":1775.1,"ask_size":2.0,"iv":0.4405,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":0.7855,"theta":0.0,"rho":5.0503,"theo":1771.1725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1791.29998779297},{"option":"SPXW260327P05100000","bid":4.5,"bid_size":94.0,"ask":4.8,"ask_size":220.0,"iv":0.4417,"open_interest":142.0,"volume":60.0,"delta":-0.0139,"gamma":0.0,"vega":0.7855,"theta":-0.4408,"rho":-0.0985,"theo":4.6805,"change":-0.69,"open":4.51,"high":4.51,"low":3.95,"tick":"up","last_trade_price":4.01,"last_trade_time":"2026-02-18T15:49:59","percent_change":-14.6809,"prev_day_close":4.09999990463257},{"option":"SPXW260327C05200000","bid":1668.5,"bid_size":2.0,"ask":1676.2,"ask_size":2.0,"iv":0.4224,"open_interest":0.0,"volume":0.0,"delta":0.9838,"gamma":0.0,"vega":0.8955,"theta":0.0,"rho":5.1349,"theo":1672.2594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1692.45001220703},{"option":"SPXW260327P05200000","bid":5.2,"bid_size":54.0,"ask":5.4,"ask_size":114.0,"iv":0.4244,"open_interest":185.0,"volume":145.0,"delta":-0.0162,"gamma":0.0,"vega":0.8955,"theta":-0.4847,"rho":-0.1147,"theo":5.3427,"change":-0.32,"open":4.25,"high":5.08,"low":3.96,"tick":"no_change","last_trade_price":5.08,"last_trade_time":"2026-02-18T14:42:39","percent_change":-5.92593,"prev_day_close":4.70000004768372},{"option":"SPXW260327C05300000","bid":1569.7,"bid_size":2.0,"ask":1577.4,"ask_size":2.0,"iv":0.4056,"open_interest":0.0,"volume":0.0,"delta":0.9811,"gamma":0.0,"vega":1.0227,"theta":-0.0629,"rho":5.2167,"theo":1573.4416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1593.54998779297},{"option":"SPXW260327P05300000","bid":6.0,"bid_size":53.0,"ask":6.2,"ask_size":119.0,"iv":0.4076,"open_interest":68.0,"volume":6.0,"delta":-0.0189,"gamma":0.0,"vega":1.0227,"theta":-0.5323,"rho":-0.1338,"theo":6.1001,"change":-1.49,"open":4.96,"high":4.96,"low":4.71,"tick":"down","last_trade_price":4.71,"last_trade_time":"2026-02-18T12:51:00","percent_change":-24.0323,"prev_day_close":5.45000004768372},{"option":"SPXW260327C05400000","bid":1471.0,"bid_size":2.0,"ask":1478.7,"ask_size":2.0,"iv":0.3886,"open_interest":0.0,"volume":0.0,"delta":0.9779,"gamma":0.0001,"vega":1.1705,"theta":-0.1448,"rho":5.2944,"theo":1474.7488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1494.70001220703},{"option":"SPXW260327P05400000","bid":6.9,"bid_size":51.0,"ask":7.1,"ask_size":142.0,"iv":0.3905,"open_interest":6409.0,"volume":117.0,"delta":-0.0221,"gamma":0.0001,"vega":1.1705,"theta":-0.5844,"rho":-0.1569,"theo":6.9824,"change":-0.47,"open":5.65,"high":6.72,"low":5.45,"tick":"down","last_trade_price":6.63,"last_trade_time":"2026-02-18T14:41:16","percent_change":-6.61972,"prev_day_close":6.25},{"option":"SPXW260327C05450000","bid":1421.6,"bid_size":2.0,"ask":1429.4,"ask_size":2.0,"iv":0.3809,"open_interest":0.0,"volume":0.0,"delta":0.976,"gamma":0.0001,"vega":1.2521,"theta":-0.188,"rho":5.3316,"theo":1425.4621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1445.79998779297},{"option":"SPXW260327P05450000","bid":7.4,"bid_size":50.0,"ask":7.6,"ask_size":111.0,"iv":0.382,"open_interest":285.0,"volume":52.0,"delta":-0.024,"gamma":0.0001,"vega":1.2521,"theta":-0.6126,"rho":-0.1701,"theo":7.4833,"change":-1.2,"open":6.4,"high":6.4,"low":6.4,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-18T13:46:47","percent_change":-15.7895,"prev_day_close":6.70000004768372},{"option":"SPXW260327C05500000","bid":1372.5,"bid_size":2.0,"ask":1380.2,"ask_size":2.0,"iv":0.372,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0001,"vega":1.3403,"theta":-0.2329,"rho":5.3677,"theo":1376.2233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1396.15002441406},{"option":"SPXW260327P05500000","bid":7.9,"bid_size":49.0,"ask":8.2,"ask_size":110.0,"iv":0.3735,"open_interest":453.0,"volume":5.0,"delta":-0.026,"gamma":0.0001,"vega":1.3403,"theta":-0.6427,"rho":-0.1845,"theo":8.0321,"change":-0.44,"open":6.49,"high":7.76,"low":6.49,"tick":"no_change","last_trade_price":7.76,"last_trade_time":"2026-02-18T15:20:13","percent_change":-5.36586,"prev_day_close":7.20000004768372},{"option":"SPXW260327C05550000","bid":1323.3,"bid_size":2.0,"ask":1331.0,"ask_size":2.0,"iv":0.3635,"open_interest":0.0,"volume":0.0,"delta":0.9717,"gamma":0.0001,"vega":1.4372,"theta":-0.2798,"rho":5.4021,"theo":1327.0402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1347.20001220703},{"option":"SPXW260327P05550000","bid":8.5,"bid_size":107.0,"ask":8.8,"ask_size":134.0,"iv":0.365,"open_interest":44328.0,"volume":120.0,"delta":-0.0283,"gamma":0.0001,"vega":1.4372,"theta":-0.6746,"rho":-0.2005,"theo":8.6366,"change":-0.87,"open":6.89,"high":8.0,"low":6.8,"tick":"up","last_trade_price":8.0,"last_trade_time":"2026-02-18T14:48:39","percent_change":-9.88636,"prev_day_close":7.75},{"option":"SPXW260327C05600000","bid":1274.1,"bid_size":2.0,"ask":1281.9,"ask_size":2.0,"iv":0.3554,"open_interest":0.0,"volume":0.0,"delta":0.9692,"gamma":0.0001,"vega":1.5442,"theta":-0.329,"rho":5.4345,"theo":1277.9234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1297.75},{"option":"SPXW260327P05600000","bid":9.1,"bid_size":190.0,"ask":9.5,"ask_size":159.0,"iv":0.3566,"open_interest":2235.0,"volume":7.0,"delta":-0.0308,"gamma":0.0001,"vega":1.5442,"theta":-0.7089,"rho":-0.2185,"theo":9.3074,"change":-1.99,"open":7.5,"high":7.51,"low":7.19,"tick":"up","last_trade_price":7.51,"last_trade_time":"2026-02-18T13:27:02","percent_change":-20.9474,"prev_day_close":8.34999990463257},{"option":"SPXW260327C05650000","bid":1225.0,"bid_size":2.0,"ask":1232.8,"ask_size":2.0,"iv":0.3475,"open_interest":0.0,"volume":0.0,"delta":0.9664,"gamma":0.0001,"vega":1.661,"theta":-0.3809,"rho":5.4646,"theo":1228.8857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1248.75},{"option":"SPXW260327P05650000","bid":9.9,"bid_size":102.0,"ask":10.3,"ask_size":199.0,"iv":0.3487,"open_interest":46337.0,"volume":125.0,"delta":-0.0336,"gamma":0.0001,"vega":1.661,"theta":-0.7459,"rho":-0.2389,"theo":10.0573,"change":-1.4,"open":7.9,"high":9.8,"low":7.85,"tick":"down","last_trade_price":8.9,"last_trade_time":"2026-02-18T15:49:13","percent_change":-13.5922,"prev_day_close":9.0499997138977},{"option":"SPXW260327C05700000","bid":1176.2,"bid_size":2.0,"ask":1183.9,"ask_size":4.0,"iv":0.3392,"open_interest":0.0,"volume":0.0,"delta":0.9632,"gamma":0.0001,"vega":1.7872,"theta":-0.4358,"rho":5.4923,"theo":1179.941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1199.5},{"option":"SPXW260327P05700000","bid":10.7,"bid_size":172.0,"ask":11.1,"ask_size":15.0,"iv":0.3406,"open_interest":540.0,"volume":5.0,"delta":-0.0368,"gamma":0.0001,"vega":1.7872,"theta":-0.7859,"rho":-0.2616,"theo":10.9001,"change":-0.54,"open":8.5,"high":10.61,"low":8.5,"tick":"no_change","last_trade_price":10.61,"last_trade_time":"2026-02-18T15:20:13","percent_change":-4.84305,"prev_day_close":9.84999990463257},{"option":"SPXW260327C05750000","bid":1127.4,"bid_size":2.0,"ask":1135.1,"ask_size":4.0,"iv":0.3315,"open_interest":0.0,"volume":0.0,"delta":0.9596,"gamma":0.0001,"vega":1.9256,"theta":-0.4941,"rho":5.5175,"theo":1131.1039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1150.70001220703},{"option":"SPXW260327P05750000","bid":11.7,"bid_size":164.0,"ask":12.1,"ask_size":15.0,"iv":0.3326,"open_interest":253.0,"volume":4.0,"delta":-0.0404,"gamma":0.0001,"vega":1.9256,"theta":-0.8293,"rho":-0.2868,"theo":11.8507,"change":-2.55,"open":9.1,"high":9.6,"low":9.1,"tick":"up","last_trade_price":9.6,"last_trade_time":"2026-02-18T11:53:38","percent_change":-20.9877,"prev_day_close":10.6500000953674},{"option":"SPXW260327C05775000","bid":1102.9,"bid_size":2.0,"ask":1110.7,"ask_size":2.0,"iv":0.328,"open_interest":0.0,"volume":0.0,"delta":0.9576,"gamma":0.0001,"vega":2.0008,"theta":-0.5246,"rho":5.5289,"theo":1106.7312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1126.35003662109},{"option":"SPXW260327P05775000","bid":12.2,"bid_size":160.0,"ask":12.7,"ask_size":142.0,"iv":0.3288,"open_interest":0.0,"volume":0.0,"delta":-0.0423,"gamma":0.0001,"vega":2.0008,"theta":-0.8523,"rho":-0.3006,"theo":12.3718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":11.1500000953674},{"option":"SPXW260327C05800000","bid":1078.6,"bid_size":2.0,"ask":1086.4,"ask_size":2.0,"iv":0.3244,"open_interest":0.0,"volume":0.0,"delta":0.9556,"gamma":0.0001,"vega":2.0803,"theta":-0.556,"rho":5.5392,"theo":1082.3926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1101.89996337891},{"option":"SPXW260327P05800000","bid":12.8,"bid_size":145.0,"ask":13.2,"ask_size":101.0,"iv":0.3249,"open_interest":362.0,"volume":27.0,"delta":-0.0444,"gamma":0.0001,"vega":2.0803,"theta":-0.8763,"rho":-0.3155,"theo":12.927,"change":-1.44,"open":10.3,"high":12.28,"low":10.3,"tick":"up","last_trade_price":12.28,"last_trade_time":"2026-02-18T14:45:27","percent_change":-10.8679,"prev_day_close":11.6500000953674},{"option":"SPXW260327C05825000","bid":1054.5,"bid_size":3.0,"ask":1062.1,"ask_size":2.0,"iv":0.321,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":2.164,"theta":-0.5885,"rho":5.5485,"theo":1058.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1077.75},{"option":"SPXW260327P05825000","bid":13.4,"bid_size":121.0,"ask":13.8,"ask_size":15.0,"iv":0.3211,"open_interest":0.0,"volume":0.0,"delta":-0.0466,"gamma":0.0001,"vega":2.164,"theta":-0.9014,"rho":-0.3315,"theo":13.5193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":12.1999998092651},{"option":"SPXW260327C05850000","bid":1030.2,"bid_size":2.0,"ask":1037.8,"ask_size":3.0,"iv":0.3166,"open_interest":0.0,"volume":0.0,"delta":0.951,"gamma":0.0001,"vega":2.2515,"theta":-0.6221,"rho":5.5566,"theo":1033.8301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1053.20001220703},{"option":"SPXW260327P05850000","bid":14.0,"bid_size":119.0,"ask":14.5,"ask_size":101.0,"iv":0.3174,"open_interest":70.0,"volume":8.0,"delta":-0.049,"gamma":0.0001,"vega":2.2515,"theta":-0.9274,"rho":-0.3486,"theo":14.152,"change":-3.11,"open":13.28,"high":13.28,"low":10.55,"tick":"up","last_trade_price":11.34,"last_trade_time":"2026-02-18T10:07:26","percent_change":-21.5225,"prev_day_close":12.75},{"option":"SPXW260327C05875000","bid":1006.0,"bid_size":2.0,"ask":1013.7,"ask_size":2.0,"iv":0.3129,"open_interest":0.0,"volume":0.0,"delta":0.9485,"gamma":0.0002,"vega":2.3424,"theta":-0.6567,"rho":5.5636,"theo":1009.6125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1028.89996337891},{"option":"SPXW260327P05875000","bid":14.7,"bid_size":113.0,"ask":15.2,"ask_size":97.0,"iv":0.3137,"open_interest":14.0,"volume":0.0,"delta":-0.0515,"gamma":0.0002,"vega":2.3424,"theta":-0.9546,"rho":-0.3668,"theo":14.8282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":15.17,"last_trade_time":"2026-02-17T15:46:43","percent_change":0.0,"prev_day_close":13.3499999046326},{"option":"SPXW260327C05900000","bid":981.7,"bid_size":2.0,"ask":989.5,"ask_size":2.0,"iv":0.3095,"open_interest":1.0,"volume":0.0,"delta":0.9458,"gamma":0.0002,"vega":2.437,"theta":-0.6925,"rho":5.5696,"theo":985.4414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1001.98,"last_trade_time":"2026-02-12T11:46:50","percent_change":0.0,"prev_day_close":1004.75},{"option":"SPXW260327P05900000","bid":15.4,"bid_size":113.0,"ask":15.9,"ask_size":94.0,"iv":0.3099,"open_interest":459.0,"volume":8.0,"delta":-0.0542,"gamma":0.0002,"vega":2.437,"theta":-0.983,"rho":-0.386,"theo":15.5509,"change":-1.23,"open":12.0,"high":14.67,"low":11.91,"tick":"up","last_trade_price":14.67,"last_trade_time":"2026-02-18T15:30:41","percent_change":-7.73585,"prev_day_close":13.9500002861023},{"option":"SPXW260327C05925000","bid":957.7,"bid_size":2.0,"ask":965.4,"ask_size":2.0,"iv":0.3055,"open_interest":5.0,"volume":5.0,"delta":0.9429,"gamma":0.0002,"vega":2.5359,"theta":-0.7294,"rho":5.5746,"theo":961.3197,"change":49.33,"open":1006.33,"high":1006.33,"low":1006.33,"tick":"up","last_trade_price":1006.33,"last_trade_time":"2026-02-18T13:14:32","percent_change":5.15465,"prev_day_close":980.450012207031},{"option":"SPXW260327P05925000","bid":16.2,"bid_size":125.0,"ask":16.7,"ask_size":97.0,"iv":0.3063,"open_interest":1456.0,"volume":0.0,"delta":-0.0571,"gamma":0.0002,"vega":2.5359,"theta":-1.0124,"rho":-0.4063,"theo":16.3231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":16.62,"last_trade_time":"2026-02-17T15:46:43","percent_change":0.0,"prev_day_close":14.7000002861023},{"option":"SPXW260327C05950000","bid":933.5,"bid_size":2.0,"ask":941.1,"ask_size":3.0,"iv":0.3021,"open_interest":0.0,"volume":0.0,"delta":0.9399,"gamma":0.0002,"vega":2.6401,"theta":-0.7675,"rho":5.5782,"theo":937.2507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":956.350006103516},{"option":"SPXW260327P05950000","bid":17.1,"bid_size":14.0,"ask":17.6,"ask_size":72.0,"iv":0.3029,"open_interest":377.0,"volume":4.0,"delta":-0.0601,"gamma":0.0002,"vega":2.6401,"theta":-1.043,"rho":-0.4278,"theo":17.1478,"change":-3.75,"open":13.75,"high":13.75,"low":13.75,"tick":"down","last_trade_price":13.75,"last_trade_time":"2026-02-18T10:22:47","percent_change":-21.4286,"prev_day_close":15.3499999046326},{"option":"SPXW260327C05975000","bid":909.8,"bid_size":3.0,"ask":917.0,"ask_size":3.0,"iv":0.2991,"open_interest":0.0,"volume":0.0,"delta":0.9366,"gamma":0.0002,"vega":2.7504,"theta":-0.8067,"rho":5.5803,"theo":913.2382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.25},{"option":"SPXW260327P05975000","bid":17.9,"bid_size":88.0,"ask":18.4,"ask_size":70.0,"iv":0.2992,"open_interest":124.0,"volume":2.0,"delta":-0.0634,"gamma":0.0002,"vega":2.7504,"theta":-1.0748,"rho":-0.451,"theo":18.0291,"change":-0.85,"open":17.5,"high":17.5,"low":17.5,"tick":"no_change","last_trade_price":17.5,"last_trade_time":"2026-02-18T15:20:47","percent_change":-4.63215,"prev_day_close":16.1499996185303},{"option":"SPXW260327C06000000","bid":885.9,"bid_size":3.0,"ask":893.1,"ask_size":3.0,"iv":0.2955,"open_interest":2272.0,"volume":0.0,"delta":0.9332,"gamma":0.0002,"vega":2.8666,"theta":-0.8471,"rho":5.5805,"theo":889.2867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":881.7,"last_trade_time":"2026-02-13T15:00:36","percent_change":0.0,"prev_day_close":908.049987792969},{"option":"SPXW260327P06000000","bid":18.9,"bid_size":43.0,"ask":19.4,"ask_size":95.0,"iv":0.2956,"open_interest":3214.0,"volume":18.0,"delta":-0.0668,"gamma":0.0002,"vega":2.8666,"theta":-1.1077,"rho":-0.476,"theo":18.9714,"change":-2.3,"open":14.9,"high":17.81,"low":14.09,"tick":"down","last_trade_price":17.0,"last_trade_time":"2026-02-18T16:00:28","percent_change":-11.9171,"prev_day_close":17.0500001907349},{"option":"SPXW260327C06025000","bid":862.1,"bid_size":3.0,"ask":869.5,"ask_size":2.0,"iv":0.2922,"open_interest":0.0,"volume":0.0,"delta":0.9295,"gamma":0.0002,"vega":2.9878,"theta":-0.8886,"rho":5.5789,"theo":865.4011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":884.25},{"option":"SPXW260327P06025000","bid":19.8,"bid_size":77.0,"ask":20.4,"ask_size":64.0,"iv":0.2918,"open_interest":35.0,"volume":2.0,"delta":-0.0705,"gamma":0.0002,"vega":2.9878,"theta":-1.1418,"rho":-0.5028,"theo":19.9795,"change":-2.38,"open":16.5,"high":17.65,"low":16.5,"tick":"up","last_trade_price":17.65,"last_trade_time":"2026-02-18T13:53:04","percent_change":-11.7241,"prev_day_close":17.8500003814697},{"option":"SPXW260327C06050000","bid":838.2,"bid_size":3.0,"ask":845.7,"ask_size":2.0,"iv":0.2886,"open_interest":0.0,"volume":0.0,"delta":0.9255,"gamma":0.0002,"vega":3.1131,"theta":-0.9313,"rho":5.5756,"theo":841.5857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":860.199981689453},{"option":"SPXW260327P06050000","bid":20.9,"bid_size":74.0,"ask":21.5,"ask_size":61.0,"iv":0.2884,"open_interest":270.0,"volume":2.0,"delta":-0.0745,"gamma":0.0002,"vega":3.1131,"theta":-1.177,"rho":-0.5313,"theo":21.058,"change":-2.17,"open":17.05,"high":18.55,"low":17.05,"tick":"up","last_trade_price":18.55,"last_trade_time":"2026-02-18T13:53:04","percent_change":-10.1402,"prev_day_close":18.8500003814697},{"option":"SPXW260327C06075000","bid":814.6,"bid_size":3.0,"ask":821.9,"ask_size":2.0,"iv":0.2852,"open_interest":0.0,"volume":0.0,"delta":0.9213,"gamma":0.0002,"vega":3.2424,"theta":-0.9751,"rho":5.5708,"theo":817.8444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":836.149993896484},{"option":"SPXW260327P06075000","bid":22.1,"bid_size":45.0,"ask":22.6,"ask_size":59.0,"iv":0.2848,"open_interest":68.0,"volume":0.0,"delta":-0.0787,"gamma":0.0002,"vega":3.2424,"theta":-1.2134,"rho":-0.5614,"theo":22.2105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":25.73,"last_trade_time":"2026-02-17T13:11:37","percent_change":0.0,"prev_day_close":19.8500003814697},{"option":"SPXW260327C06100000","bid":790.9,"bid_size":3.0,"ask":798.2,"ask_size":3.0,"iv":0.2818,"open_interest":6.0,"volume":0.0,"delta":0.9168,"gamma":0.0002,"vega":3.3772,"theta":-1.0199,"rho":5.5643,"theo":794.1809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":890.47,"last_trade_time":"2026-01-29T15:01:37","percent_change":0.0,"prev_day_close":812.450012207031},{"option":"SPXW260327P06100000","bid":23.3,"bid_size":43.0,"ask":23.9,"ask_size":51.0,"iv":0.2814,"open_interest":185.0,"volume":9.0,"delta":-0.0831,"gamma":0.0002,"vega":3.3772,"theta":-1.2507,"rho":-0.593,"theo":23.4408,"change":-6.43,"open":17.58,"high":18.45,"low":17.22,"tick":"down","last_trade_price":17.22,"last_trade_time":"2026-02-18T13:02:17","percent_change":-27.1882,"prev_day_close":20.9499998092651},{"option":"SPXW260327C06125000","bid":767.0,"bid_size":2.0,"ask":774.2,"ask_size":3.0,"iv":0.2772,"open_interest":0.0,"volume":0.0,"delta":0.9121,"gamma":0.0003,"vega":3.5188,"theta":-1.0657,"rho":5.5557,"theo":770.5995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":789.0},{"option":"SPXW260327P06125000","bid":24.6,"bid_size":40.0,"ask":25.2,"ask_size":48.0,"iv":0.2779,"open_interest":48.0,"volume":0.0,"delta":-0.0879,"gamma":0.0003,"vega":3.5188,"theta":-1.2891,"rho":-0.6268,"theo":24.7532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.55,"last_trade_time":"2026-02-17T12:45:11","percent_change":0.0,"prev_day_close":22.0999994277954},{"option":"SPXW260327C06150000","bid":743.7,"bid_size":3.0,"ask":751.2,"ask_size":4.0,"iv":0.2746,"open_interest":6.0,"volume":0.0,"delta":0.907,"gamma":0.0003,"vega":3.6675,"theta":-1.1124,"rho":5.5445,"theo":747.1058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":778.8,"last_trade_time":"2026-02-03T14:00:10","percent_change":0.0,"prev_day_close":764.649993896484},{"option":"SPXW260327P06150000","bid":25.9,"bid_size":39.0,"ask":26.6,"ask_size":47.0,"iv":0.2743,"open_interest":217.0,"volume":16.0,"delta":-0.0929,"gamma":0.0003,"vega":3.6675,"theta":-1.3284,"rho":-0.6633,"theo":26.1533,"change":-2.57,"open":24.77,"high":25.03,"low":19.58,"tick":"up","last_trade_price":25.03,"last_trade_time":"2026-02-18T14:38:52","percent_change":-9.75332,"prev_day_close":23.3000001907349},{"option":"SPXW260327C06175000","bid":720.3,"bid_size":3.0,"ask":727.5,"ask_size":2.0,"iv":0.2712,"open_interest":0.0,"volume":0.0,"delta":0.9017,"gamma":0.0003,"vega":3.8218,"theta":-1.16,"rho":5.5305,"theo":723.7062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":741.399993896484},{"option":"SPXW260327P06175000","bid":27.4,"bid_size":37.0,"ask":28.1,"ask_size":44.0,"iv":0.2709,"open_interest":2508.0,"volume":2006.0,"delta":-0.0983,"gamma":0.0003,"vega":3.8218,"theta":-1.3684,"rho":-0.7025,"theo":27.6475,"change":-4.83,"open":25.45,"high":25.45,"low":20.46,"tick":"up","last_trade_price":22.92,"last_trade_time":"2026-02-18T13:44:55","percent_change":-17.4054,"prev_day_close":24.5999994277954},{"option":"SPXW260327C06200000","bid":697.0,"bid_size":3.0,"ask":704.2,"ask_size":2.0,"iv":0.2678,"open_interest":0.0,"volume":0.0,"delta":0.8959,"gamma":0.0003,"vega":3.98,"theta":-1.2082,"rho":5.5142,"theo":700.4063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.950012207031},{"option":"SPXW260327P06200000","bid":29.0,"bid_size":35.0,"ask":29.7,"ask_size":42.0,"iv":0.2675,"open_interest":2771.0,"volume":2023.0,"delta":-0.104,"gamma":0.0003,"vega":3.98,"theta":-1.4092,"rho":-0.7441,"theo":29.2414,"change":-4.44,"open":27.74,"high":28.17,"low":21.59,"tick":"up","last_trade_price":24.91,"last_trade_time":"2026-02-18T15:57:48","percent_change":-15.1278,"prev_day_close":26.0},{"option":"SPXW260327C06225000","bid":673.5,"bid_size":2.0,"ask":681.0,"ask_size":2.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.8899,"gamma":0.0003,"vega":4.1417,"theta":-1.2571,"rho":5.4958,"theo":677.2106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":694.75},{"option":"SPXW260327P06225000","bid":30.7,"bid_size":11.0,"ask":31.4,"ask_size":40.0,"iv":0.2641,"open_interest":212.0,"volume":17.0,"delta":-0.1101,"gamma":0.0003,"vega":4.1417,"theta":-1.4506,"rho":-0.7876,"theo":30.9395,"change":-4.63,"open":28.4,"high":29.73,"low":23.7,"tick":"up","last_trade_price":26.32,"last_trade_time":"2026-02-18T15:57:48","percent_change":-14.9596,"prev_day_close":27.5499992370605},{"option":"SPXW260327C06250000","bid":650.4,"bid_size":4.0,"ask":657.5,"ask_size":3.0,"iv":0.26,"open_interest":162.0,"volume":0.0,"delta":0.8834,"gamma":0.0004,"vega":4.3089,"theta":-1.3064,"rho":5.4752,"theo":654.1232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":687.12,"last_trade_time":"2026-02-03T14:00:10","percent_change":0.0,"prev_day_close":671.600006103516},{"option":"SPXW260327P06250000","bid":32.5,"bid_size":11.0,"ask":33.1,"ask_size":37.0,"iv":0.2607,"open_interest":487.0,"volume":48.0,"delta":-0.1166,"gamma":0.0004,"vega":4.3089,"theta":-1.4925,"rho":-0.8335,"theo":32.7459,"change":-1.58,"open":25.99,"high":31.17,"low":24.83,"tick":"no_change","last_trade_price":31.17,"last_trade_time":"2026-02-18T15:15:00","percent_change":-4.82443,"prev_day_close":29.0999994277954},{"option":"SPXW260327C06275000","bid":627.9,"bid_size":3.0,"ask":634.9,"ask_size":2.0,"iv":0.2576,"open_interest":8.0,"volume":0.0,"delta":0.8766,"gamma":0.0004,"vega":4.4833,"theta":-1.3561,"rho":5.4513,"theo":631.1499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":697.12,"last_trade_time":"2026-02-03T15:36:08","percent_change":0.0,"prev_day_close":648.0},{"option":"SPXW260327P06275000","bid":34.4,"bid_size":11.0,"ask":35.1,"ask_size":35.0,"iv":0.2572,"open_interest":133.0,"volume":39.0,"delta":-0.1234,"gamma":0.0004,"vega":4.4833,"theta":-1.5347,"rho":-0.8826,"theo":34.6664,"change":-6.03,"open":25.98,"high":28.62,"low":25.98,"tick":"up","last_trade_price":28.62,"last_trade_time":"2026-02-18T13:44:55","percent_change":-17.4026,"prev_day_close":30.8500003814697},{"option":"SPXW260327C06300000","bid":605.1,"bid_size":3.0,"ask":612.1,"ask_size":3.0,"iv":0.2542,"open_interest":4.0,"volume":0.0,"delta":0.8693,"gamma":0.0004,"vega":4.6644,"theta":-1.4059,"rho":5.4237,"theo":608.2986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":737.53,"last_trade_time":"2026-02-02T15:26:32","percent_change":0.0,"prev_day_close":625.200012207031},{"option":"SPXW260327P06300000","bid":36.4,"bid_size":10.0,"ask":37.1,"ask_size":33.0,"iv":0.2537,"open_interest":890.0,"volume":29.0,"delta":-0.1307,"gamma":0.0004,"vega":4.6644,"theta":-1.577,"rho":-0.9354,"theo":36.7089,"change":-1.78,"open":29.25,"high":34.87,"low":27.01,"tick":"no_change","last_trade_price":34.87,"last_trade_time":"2026-02-18T15:15:00","percent_change":-4.85676,"prev_day_close":32.6500015258789},{"option":"SPXW260327C06310000","bid":595.9,"bid_size":3.0,"ask":602.9,"ask_size":3.0,"iv":0.2527,"open_interest":0.0,"volume":0.0,"delta":0.8663,"gamma":0.0004,"vega":4.738,"theta":-1.4258,"rho":5.4116,"theo":599.1942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.700012207031},{"option":"SPXW260327P06310000","bid":37.3,"bid_size":10.0,"ask":38.0,"ask_size":33.0,"iv":0.2524,"open_interest":0.0,"volume":0.0,"delta":-0.1337,"gamma":0.0004,"vega":4.738,"theta":-1.594,"rho":-0.9576,"theo":37.562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":33.4500007629394},{"option":"SPXW260327C06320000","bid":586.5,"bid_size":3.0,"ask":593.4,"ask_size":3.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":0.8632,"gamma":0.0004,"vega":4.812,"theta":-1.4457,"rho":5.399,"theo":590.1111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":606.799987792969},{"option":"SPXW260327P06320000","bid":38.1,"bid_size":10.0,"ask":38.8,"ask_size":32.0,"iv":0.251,"open_interest":3.0,"volume":0.0,"delta":-0.1368,"gamma":0.0004,"vega":4.812,"theta":-1.6109,"rho":-0.9802,"theo":38.4363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.57,"last_trade_time":"2026-02-17T15:10:56","percent_change":0.0,"prev_day_close":34.2000007629394},{"option":"SPXW260327C06325000","bid":582.3,"bid_size":3.0,"ask":589.3,"ask_size":3.0,"iv":0.2507,"open_interest":2.0,"volume":0.0,"delta":0.8616,"gamma":0.0004,"vega":4.849,"theta":-1.4556,"rho":5.3926,"theo":585.5776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":706.38,"last_trade_time":"2026-02-10T10:23:00","percent_change":0.0,"prev_day_close":601.950012207031},{"option":"SPXW260327P06325000","bid":38.6,"bid_size":10.0,"ask":39.3,"ask_size":31.0,"iv":0.2503,"open_interest":102.0,"volume":4.0,"delta":-0.1384,"gamma":0.0004,"vega":4.849,"theta":-1.6193,"rho":-0.9917,"theo":38.8817,"change":-9.05,"open":29.8,"high":29.8,"low":29.8,"tick":"down","last_trade_price":29.8,"last_trade_time":"2026-02-18T12:25:29","percent_change":-23.2947,"prev_day_close":34.6500015258789},{"option":"SPXW260327C06330000","bid":577.5,"bid_size":3.0,"ask":584.4,"ask_size":3.0,"iv":0.2493,"open_interest":0.0,"volume":0.0,"delta":0.86,"gamma":0.0004,"vega":4.8862,"theta":-1.4655,"rho":5.386,"theo":581.0497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":597.549987792969},{"option":"SPXW260327P06330000","bid":39.0,"bid_size":10.0,"ask":39.7,"ask_size":31.0,"iv":0.2496,"open_interest":2.0,"volume":0.0,"delta":-0.14,"gamma":0.0004,"vega":4.8862,"theta":-1.6278,"rho":-1.0033,"theo":39.3325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":50.75,"last_trade_time":"2026-02-17T10:57:32","percent_change":0.0,"prev_day_close":34.9500007629394},{"option":"SPXW260327C06340000","bid":568.3,"bid_size":4.0,"ask":575.2,"ask_size":3.0,"iv":0.2476,"open_interest":0.0,"volume":0.0,"delta":0.8567,"gamma":0.0004,"vega":4.9607,"theta":-1.4854,"rho":5.3726,"theo":572.0103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.300018310547},{"option":"SPXW260327P06340000","bid":39.9,"bid_size":10.0,"ask":40.7,"ask_size":29.0,"iv":0.2482,"open_interest":0.0,"volume":0.0,"delta":-0.1433,"gamma":0.0004,"vega":4.9607,"theta":-1.6446,"rho":-1.0268,"theo":40.2506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":35.8499984741211},{"option":"SPXW260327C06350000","bid":559.8,"bid_size":3.0,"ask":566.1,"ask_size":3.0,"iv":0.2467,"open_interest":0.0,"volume":0.0,"delta":0.8534,"gamma":0.0004,"vega":5.0356,"theta":-1.5051,"rho":5.3588,"theo":562.9933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.050018310547},{"option":"SPXW260327P06350000","bid":40.9,"bid_size":10.0,"ask":41.6,"ask_size":29.0,"iv":0.2469,"open_interest":443.0,"volume":9.0,"delta":-0.1466,"gamma":0.0004,"vega":5.0356,"theta":-1.6614,"rho":-1.0507,"theo":41.1912,"change":-5.24,"open":33.63,"high":35.91,"low":30.4,"tick":"up","last_trade_price":35.91,"last_trade_time":"2026-02-18T13:53:22","percent_change":-12.7339,"prev_day_close":36.6500015258789},{"option":"SPXW260327C06360000","bid":550.9,"bid_size":3.0,"ask":557.6,"ask_size":3.0,"iv":0.2459,"open_interest":0.0,"volume":0.0,"delta":0.85,"gamma":0.0004,"vega":5.111,"theta":-1.5248,"rho":5.3446,"theo":553.999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":570.100006103516},{"option":"SPXW260327P06360000","bid":41.8,"bid_size":10.0,"ask":42.6,"ask_size":28.0,"iv":0.2455,"open_interest":2.0,"volume":1.0,"delta":-0.15,"gamma":0.0004,"vega":5.111,"theta":-1.6781,"rho":-1.0751,"theo":42.1544,"change":-9.7,"open":32.45,"high":32.45,"low":32.45,"tick":"down","last_trade_price":32.45,"last_trade_time":"2026-02-18T10:39:45","percent_change":-23.0131,"prev_day_close":37.5499992370606},{"option":"SPXW260327C06370000","bid":541.5,"bid_size":3.0,"ask":548.6,"ask_size":3.0,"iv":0.244,"open_interest":0.0,"volume":0.0,"delta":0.8465,"gamma":0.0004,"vega":5.1872,"theta":-1.5445,"rho":5.3298,"theo":545.0279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":560.950012207031},{"option":"SPXW260327P06370000","bid":42.8,"bid_size":10.0,"ask":43.6,"ask_size":28.0,"iv":0.2441,"open_interest":3.0,"volume":1.0,"delta":-0.1535,"gamma":0.0004,"vega":5.1872,"theta":-1.6948,"rho":-1.0999,"theo":43.1407,"change":-10.11,"open":33.04,"high":33.04,"low":33.04,"tick":"down","last_trade_price":33.04,"last_trade_time":"2026-02-18T12:19:13","percent_change":-23.4299,"prev_day_close":38.4500007629394},{"option":"SPXW260327C06375000","bid":537.0,"bid_size":3.0,"ask":543.8,"ask_size":3.0,"iv":0.243,"open_interest":1.0,"volume":0.0,"delta":0.8447,"gamma":0.0004,"vega":5.2257,"theta":-1.5543,"rho":5.3222,"theo":540.5511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":664.32,"last_trade_time":"2026-02-02T15:35:28","percent_change":0.0,"prev_day_close":556.5},{"option":"SPXW260327P06375000","bid":43.3,"bid_size":9.0,"ask":44.1,"ask_size":28.0,"iv":0.2434,"open_interest":138.0,"volume":18.0,"delta":-0.1553,"gamma":0.0004,"vega":5.2257,"theta":-1.7031,"rho":-1.1125,"theo":43.6427,"change":-3.87,"open":37.12,"high":39.78,"low":32.55,"tick":"up","last_trade_price":39.78,"last_trade_time":"2026-02-18T15:34:53","percent_change":-8.86598,"prev_day_close":38.8499984741211},{"option":"SPXW260327C06380000","bid":533.0,"bid_size":3.0,"ask":539.2,"ask_size":3.0,"iv":0.2426,"open_interest":0.0,"volume":0.0,"delta":0.8429,"gamma":0.0005,"vega":5.2644,"theta":-1.564,"rho":5.3145,"theo":536.0803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":552.049987792969},{"option":"SPXW260327P06380000","bid":43.8,"bid_size":9.0,"ask":44.6,"ask_size":28.0,"iv":0.2427,"open_interest":1.0,"volume":0.0,"delta":-0.157,"gamma":0.0005,"vega":5.2644,"theta":-1.7113,"rho":-1.1253,"theo":44.1507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.13,"last_trade_time":"2026-02-17T15:21:17","percent_change":0.0,"prev_day_close":39.3499984741211},{"option":"SPXW260327C06390000","bid":523.5,"bid_size":3.0,"ask":530.3,"ask_size":3.0,"iv":0.2407,"open_interest":0.0,"volume":0.0,"delta":0.8393,"gamma":0.0005,"vega":5.3427,"theta":-1.5834,"rho":5.2984,"theo":527.1569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":542.949981689453},{"option":"SPXW260327P06390000","bid":44.9,"bid_size":9.0,"ask":45.6,"ask_size":26.0,"iv":0.2414,"open_interest":8.0,"volume":3.0,"delta":-0.1607,"gamma":0.0005,"vega":5.3427,"theta":-1.7278,"rho":-1.1514,"theo":45.1848,"change":-9.24,"open":36.0,"high":36.0,"low":35.91,"tick":"down","last_trade_price":35.91,"last_trade_time":"2026-02-18T11:55:33","percent_change":-20.4651,"prev_day_close":40.2999992370606},{"option":"SPXW260327C06400000","bid":515.2,"bid_size":3.0,"ask":521.8,"ask_size":3.0,"iv":0.2402,"open_interest":2.0,"volume":0.0,"delta":0.8356,"gamma":0.0005,"vega":5.422,"theta":-1.6027,"rho":5.2816,"theo":518.2586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":605.77,"last_trade_time":"2026-01-30T15:01:05","percent_change":0.0,"prev_day_close":533.949981689453},{"option":"SPXW260327P06400000","bid":45.9,"bid_size":24.0,"ask":46.7,"ask_size":41.0,"iv":0.2399,"open_interest":1182.0,"volume":211.0,"delta":-0.1644,"gamma":0.0005,"vega":5.422,"theta":-1.7441,"rho":-1.1784,"theo":46.244,"change":-6.95,"open":44.52,"high":44.52,"low":35.15,"tick":"up","last_trade_price":39.3,"last_trade_time":"2026-02-18T14:22:19","percent_change":-15.027,"prev_day_close":41.2999992370606},{"option":"SPXW260327C06410000","bid":505.9,"bid_size":4.0,"ask":512.9,"ask_size":4.0,"iv":0.2384,"open_interest":0.0,"volume":0.0,"delta":0.8317,"gamma":0.0005,"vega":5.5023,"theta":-1.6219,"rho":5.2639,"theo":509.386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":524.950012207031},{"option":"SPXW260327P06410000","bid":47.0,"bid_size":9.0,"ask":47.8,"ask_size":26.0,"iv":0.2385,"open_interest":1.0,"volume":0.0,"delta":-0.1683,"gamma":0.0005,"vega":5.5023,"theta":-1.7602,"rho":-1.2062,"theo":47.3289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.53,"last_trade_time":"2026-02-17T12:45:38","percent_change":0.0,"prev_day_close":42.25},{"option":"SPXW260327C06420000","bid":496.9,"bid_size":5.0,"ask":504.0,"ask_size":4.0,"iv":0.2368,"open_interest":0.0,"volume":0.0,"delta":0.8278,"gamma":0.0005,"vega":5.5833,"theta":-1.6409,"rho":5.2454,"theo":500.54,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.899993896484},{"option":"SPXW260327P06420000","bid":48.1,"bid_size":9.0,"ask":49.0,"ask_size":25.0,"iv":0.2372,"open_interest":7.0,"volume":0.0,"delta":-0.1722,"gamma":0.0005,"vega":5.5833,"theta":-1.7763,"rho":-1.2347,"theo":48.4405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.83,"last_trade_time":"2026-02-17T12:45:38","percent_change":0.0,"prev_day_close":43.25},{"option":"SPXW260327C06425000","bid":492.7,"bid_size":4.0,"ask":499.6,"ask_size":4.0,"iv":0.2363,"open_interest":2.0,"volume":0.0,"delta":0.8258,"gamma":0.0005,"vega":5.624,"theta":-1.6503,"rho":5.2358,"theo":496.1273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":613.43,"last_trade_time":"2026-02-10T10:23:00","percent_change":0.0,"prev_day_close":511.600006103516},{"option":"SPXW260327P06425000","bid":48.7,"bid_size":24.0,"ask":49.5,"ask_size":40.0,"iv":0.2364,"open_interest":2970.0,"volume":18.0,"delta":-0.1742,"gamma":0.0005,"vega":5.624,"theta":-1.7842,"rho":-1.2493,"theo":49.0065,"change":-11.07,"open":39.48,"high":39.75,"low":37.35,"tick":"up","last_trade_price":37.98,"last_trade_time":"2026-02-18T12:35:37","percent_change":-22.5688,"prev_day_close":43.8499984741211},{"option":"SPXW260327C06430000","bid":488.1,"bid_size":4.0,"ask":494.8,"ask_size":4.0,"iv":0.2351,"open_interest":0.0,"volume":0.0,"delta":0.8238,"gamma":0.0005,"vega":5.6647,"theta":-1.6597,"rho":5.2261,"theo":491.7215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.049987792969},{"option":"SPXW260327P06430000","bid":49.3,"bid_size":9.0,"ask":50.1,"ask_size":25.0,"iv":0.2358,"open_interest":22.0,"volume":11.0,"delta":-0.1762,"gamma":0.0005,"vega":5.6647,"theta":-1.7921,"rho":-1.2641,"theo":49.5795,"change":-5.57,"open":38.32,"high":44.03,"low":38.32,"tick":"up","last_trade_price":44.03,"last_trade_time":"2026-02-18T16:06:03","percent_change":-11.2298,"prev_day_close":44.2999992370606},{"option":"SPXW260327C06440000","bid":479.8,"bid_size":4.0,"ask":485.9,"ask_size":4.0,"iv":0.234,"open_interest":0.0,"volume":0.0,"delta":0.8197,"gamma":0.0005,"vega":5.7461,"theta":-1.6783,"rho":5.2062,"theo":482.9312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.25},{"option":"SPXW260327P06440000","bid":50.4,"bid_size":20.0,"ask":51.3,"ask_size":25.0,"iv":0.2343,"open_interest":39.0,"volume":20.0,"delta":-0.1803,"gamma":0.0005,"vega":5.7461,"theta":-1.8077,"rho":-1.2942,"theo":50.7467,"change":-10.55,"open":40.95,"high":40.95,"low":40.2,"tick":"down","last_trade_price":40.2,"last_trade_time":"2026-02-18T13:30:33","percent_change":-20.7882,"prev_day_close":45.3499984741211},{"option":"SPXW260327C06450000","bid":471.1,"bid_size":4.0,"ask":477.6,"ask_size":4.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8155,"gamma":0.0005,"vega":5.8275,"theta":-1.6967,"rho":5.1856,"theo":474.1698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.300003051758},{"option":"SPXW260327P06450000","bid":51.6,"bid_size":20.0,"ask":52.5,"ask_size":24.0,"iv":0.2329,"open_interest":222.0,"volume":20.0,"delta":-0.1845,"gamma":0.0005,"vega":5.8275,"theta":-1.8232,"rho":-1.3248,"theo":51.9428,"change":-5.45,"open":50.12,"high":50.12,"low":40.2,"tick":"up","last_trade_price":46.5,"last_trade_time":"2026-02-18T15:44:56","percent_change":-10.4909,"prev_day_close":46.4500007629394},{"option":"SPXW260327C06460000","bid":462.4,"bid_size":4.0,"ask":468.9,"ask_size":4.0,"iv":0.2317,"open_interest":0.0,"volume":0.0,"delta":0.8112,"gamma":0.0005,"vega":5.9087,"theta":-1.7149,"rho":5.1646,"theo":465.4377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":480.5},{"option":"SPXW260327P06460000","bid":52.9,"bid_size":9.0,"ask":53.8,"ask_size":24.0,"iv":0.2316,"open_interest":14.0,"volume":1.0,"delta":-0.1888,"gamma":0.0005,"vega":5.9087,"theta":-1.8384,"rho":-1.3559,"theo":53.1682,"change":-10.88,"open":42.37,"high":42.37,"low":42.37,"tick":"down","last_trade_price":42.37,"last_trade_time":"2026-02-18T10:15:27","percent_change":-20.4319,"prev_day_close":47.6000003814697},{"option":"SPXW260327C06470000","bid":453.7,"bid_size":4.0,"ask":460.2,"ask_size":4.0,"iv":0.2302,"open_interest":0.0,"volume":0.0,"delta":0.8068,"gamma":0.0006,"vega":5.9898,"theta":-1.7329,"rho":5.1431,"theo":456.7354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":471.899993896484},{"option":"SPXW260327P06470000","bid":54.1,"bid_size":19.0,"ask":55.0,"ask_size":23.0,"iv":0.2301,"open_interest":23.0,"volume":0.0,"delta":-0.1932,"gamma":0.0006,"vega":5.9898,"theta":-1.8534,"rho":-1.3875,"theo":54.4234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":55.24,"last_trade_time":"2026-02-17T15:42:32","percent_change":0.0,"prev_day_close":48.7000007629394},{"option":"SPXW260327C06475000","bid":448.9,"bid_size":4.0,"ask":455.4,"ask_size":4.0,"iv":0.2287,"open_interest":1.0,"volume":0.0,"delta":0.8046,"gamma":0.0006,"vega":6.0304,"theta":-1.7418,"rho":5.1321,"theo":452.3956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":515.93,"last_trade_time":"2026-02-03T15:35:25","percent_change":0.0,"prev_day_close":467.25},{"option":"SPXW260327P06475000","bid":54.8,"bid_size":9.0,"ask":55.7,"ask_size":22.0,"iv":0.2295,"open_interest":175.0,"volume":1.0,"delta":-0.1954,"gamma":0.0006,"vega":6.0304,"theta":-1.8608,"rho":-1.4035,"theo":55.0624,"change":-13.25,"open":41.9,"high":41.9,"low":41.9,"tick":"down","last_trade_price":41.9,"last_trade_time":"2026-02-18T11:10:21","percent_change":-24.0254,"prev_day_close":49.2999992370606},{"option":"SPXW260327C06480000","bid":444.7,"bid_size":4.0,"ask":451.1,"ask_size":4.0,"iv":0.2282,"open_interest":0.0,"volume":0.0,"delta":0.8023,"gamma":0.0006,"vega":6.0711,"theta":-1.7506,"rho":5.121,"theo":448.0636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":463.300003051758},{"option":"SPXW260327P06480000","bid":55.4,"bid_size":18.0,"ask":56.3,"ask_size":22.0,"iv":0.2287,"open_interest":60.0,"volume":11.0,"delta":-0.1977,"gamma":0.0006,"vega":6.0711,"theta":-1.8681,"rho":-1.4197,"theo":55.7091,"change":-11.13,"open":44.85,"high":44.85,"low":44.67,"tick":"no_change","last_trade_price":44.67,"last_trade_time":"2026-02-18T10:20:11","percent_change":-19.9462,"prev_day_close":49.8999996185303},{"option":"SPXW260327C06490000","bid":436.4,"bid_size":4.0,"ask":442.4,"ask_size":4.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.7977,"gamma":0.0006,"vega":6.1529,"theta":-1.768,"rho":5.0982,"theo":439.4228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":454.349990844727},{"option":"SPXW260327P06490000","bid":56.7,"bid_size":18.0,"ask":57.7,"ask_size":22.0,"iv":0.2273,"open_interest":59.0,"volume":13.0,"delta":-0.2023,"gamma":0.0006,"vega":6.1529,"theta":-1.8825,"rho":-1.4525,"theo":57.0259,"change":-13.21,"open":46.24,"high":46.24,"low":43.94,"tick":"down","last_trade_price":43.94,"last_trade_time":"2026-02-18T11:17:24","percent_change":-23.1146,"prev_day_close":51.1000003814697},{"option":"SPXW260327C06500000","bid":427.9,"bid_size":4.0,"ask":433.8,"ask_size":4.0,"iv":0.2256,"open_interest":13.0,"volume":0.0,"delta":0.793,"gamma":0.0006,"vega":6.2354,"theta":-1.7852,"rho":5.0746,"theo":430.814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.04,"last_trade_time":"2026-02-17T12:50:21","percent_change":0.0,"prev_day_close":445.800003051758},{"option":"SPXW260327P06500000","bid":58.1,"bid_size":8.0,"ask":59.0,"ask_size":22.0,"iv":0.2258,"open_interest":292.0,"volume":17.0,"delta":-0.207,"gamma":0.0006,"vega":6.2354,"theta":-1.8967,"rho":-1.4862,"theo":58.3747,"change":-4.31,"open":57.61,"high":57.61,"low":44.85,"tick":"down","last_trade_price":54.24,"last_trade_time":"2026-02-18T15:34:21","percent_change":-7.36123,"prev_day_close":52.3999996185303},{"option":"SPXW260327C06510000","bid":418.8,"bid_size":4.0,"ask":425.2,"ask_size":4.0,"iv":0.2237,"open_interest":0.0,"volume":0.0,"delta":0.7882,"gamma":0.0006,"vega":6.3187,"theta":-1.802,"rho":5.0499,"theo":422.2383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":436.800003051758},{"option":"SPXW260327P06510000","bid":59.5,"bid_size":8.0,"ask":60.4,"ask_size":21.0,"iv":0.2244,"open_interest":30.0,"volume":11.0,"delta":-0.2118,"gamma":0.0006,"vega":6.3187,"theta":-1.9106,"rho":-1.521,"theo":59.7564,"change":-2.38,"open":50.68,"high":57.52,"low":46.22,"tick":"up","last_trade_price":57.52,"last_trade_time":"2026-02-18T15:22:03","percent_change":-3.97329,"prev_day_close":53.6000003814697},{"option":"SPXW260327C06520000","bid":410.5,"bid_size":4.0,"ask":416.7,"ask_size":4.0,"iv":0.2225,"open_interest":0.0,"volume":0.0,"delta":0.7832,"gamma":0.0006,"vega":6.4026,"theta":-1.8185,"rho":5.0242,"theo":413.6969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.300003051758},{"option":"SPXW260327P06520000","bid":60.9,"bid_size":18.0,"ask":61.9,"ask_size":21.0,"iv":0.223,"open_interest":41.0,"volume":18.0,"delta":-0.2168,"gamma":0.0006,"vega":6.4026,"theta":-1.924,"rho":-1.5568,"theo":61.1725,"change":-9.9,"open":49.8,"high":51.5,"low":49.8,"tick":"up","last_trade_price":51.5,"last_trade_time":"2026-02-18T15:54:44","percent_change":-16.1238,"prev_day_close":54.8999996185303},{"option":"SPXW260327C06525000","bid":406.1,"bid_size":4.0,"ask":412.8,"ask_size":4.0,"iv":0.2219,"open_interest":2.0,"volume":0.0,"delta":0.7807,"gamma":0.0006,"vega":6.4448,"theta":-1.8266,"rho":5.0109,"theo":409.4394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":470.06,"last_trade_time":"2026-02-06T14:33:49","percent_change":0.0,"prev_day_close":423.800003051758},{"option":"SPXW260327P06525000","bid":61.7,"bid_size":8.0,"ask":62.6,"ask_size":21.0,"iv":0.2224,"open_interest":130.0,"volume":9.0,"delta":-0.2193,"gamma":0.0006,"vega":6.4448,"theta":-1.9307,"rho":-1.5751,"theo":61.8938,"change":-6.6,"open":58.21,"high":60.11,"low":49.8,"tick":"down","last_trade_price":55.5,"last_trade_time":"2026-02-18T16:12:23","percent_change":-10.628,"prev_day_close":55.6000003814697},{"option":"SPXW260327C06530000","bid":402.0,"bid_size":4.0,"ask":408.5,"ask_size":4.0,"iv":0.2213,"open_interest":0.0,"volume":0.0,"delta":0.7782,"gamma":0.0006,"vega":6.487,"theta":-1.8346,"rho":4.9973,"theo":405.191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.549987792969},{"option":"SPXW260327P06530000","bid":62.4,"bid_size":8.0,"ask":63.3,"ask_size":21.0,"iv":0.2216,"open_interest":57.0,"volume":11.0,"delta":-0.2218,"gamma":0.0006,"vega":6.487,"theta":-1.9372,"rho":-1.5938,"theo":62.6242,"change":-6.94,"open":52.66,"high":57.55,"low":49.08,"tick":"down","last_trade_price":55.91,"last_trade_time":"2026-02-18T16:06:03","percent_change":-11.0422,"prev_day_close":56.2999992370606},{"option":"SPXW260327C06540000","bid":393.5,"bid_size":4.0,"ask":399.6,"ask_size":4.0,"iv":0.2194,"open_interest":0.0,"volume":0.0,"delta":0.773,"gamma":0.0006,"vega":6.5713,"theta":-1.8503,"rho":4.9694,"theo":396.722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":411.0},{"option":"SPXW260327P06540000","bid":64.0,"bid_size":8.0,"ask":64.8,"ask_size":21.0,"iv":0.2201,"open_interest":25.0,"volume":3.0,"delta":-0.227,"gamma":0.0006,"vega":6.5713,"theta":-1.95,"rho":-1.6317,"theo":64.1127,"change":-6.9,"open":54.06,"high":57.5,"low":54.05,"tick":"up","last_trade_price":57.5,"last_trade_time":"2026-02-18T16:12:23","percent_change":-10.7143,"prev_day_close":57.6500015258789},{"option":"SPXW260327C06550000","bid":385.0,"bid_size":4.0,"ask":391.6,"ask_size":4.0,"iv":0.2182,"open_interest":2.0,"volume":0.0,"delta":0.7677,"gamma":0.0006,"vega":6.6552,"theta":-1.8657,"rho":4.9407,"theo":388.291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":409.23,"last_trade_time":"2026-02-13T12:33:05","percent_change":0.0,"prev_day_close":402.449996948242},{"option":"SPXW260327P06550000","bid":65.4,"bid_size":18.0,"ask":66.4,"ask_size":20.0,"iv":0.2186,"open_interest":121.0,"volume":16.0,"delta":-0.2323,"gamma":0.0006,"vega":6.6552,"theta":-1.9623,"rho":-1.6706,"theo":65.6392,"change":-3.22,"open":63.84,"high":63.84,"low":50.9,"tick":"no_change","last_trade_price":62.68,"last_trade_time":"2026-02-18T15:18:29","percent_change":-4.88619,"prev_day_close":59.1000003814697},{"option":"SPXW260327C06560000","bid":376.8,"bid_size":4.0,"ask":382.8,"ask_size":4.0,"iv":0.2166,"open_interest":1.0,"volume":0.0,"delta":0.7623,"gamma":0.0007,"vega":6.7383,"theta":-1.8806,"rho":4.9112,"theo":379.899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":400.83,"last_trade_time":"2026-02-13T12:33:05","percent_change":0.0,"prev_day_close":393.75},{"option":"SPXW260327P06560000","bid":67.1,"bid_size":8.0,"ask":68.0,"ask_size":20.0,"iv":0.2173,"open_interest":28.0,"volume":0.0,"delta":-0.2377,"gamma":0.0007,"vega":6.7383,"theta":-1.9742,"rho":-1.7102,"theo":67.2047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":86.37,"last_trade_time":"2026-02-17T10:17:56","percent_change":0.0,"prev_day_close":60.5},{"option":"SPXW260327C06570000","bid":368.8,"bid_size":4.0,"ask":374.8,"ask_size":4.0,"iv":0.2156,"open_interest":0.0,"volume":0.0,"delta":0.7567,"gamma":0.0007,"vega":6.8207,"theta":-1.895,"rho":4.8811,"theo":371.5468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.300003051758},{"option":"SPXW260327P06570000","bid":68.7,"bid_size":8.0,"ask":69.6,"ask_size":20.0,"iv":0.2158,"open_interest":34.0,"volume":0.0,"delta":-0.2433,"gamma":0.0007,"vega":6.8207,"theta":-1.9857,"rho":-1.7504,"theo":68.81,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":69.41,"last_trade_time":"2026-02-17T15:43:21","percent_change":0.0,"prev_day_close":62.0},{"option":"SPXW260327C06575000","bid":364.3,"bid_size":7.0,"ask":370.3,"ask_size":7.0,"iv":0.2144,"open_interest":11.0,"volume":0.0,"delta":0.7539,"gamma":0.0007,"vega":6.8616,"theta":-1.9021,"rho":4.8658,"theo":367.3858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":421.92,"last_trade_time":"2026-02-06T13:27:23","percent_change":0.0,"prev_day_close":381.050003051758},{"option":"SPXW260327P06575000","bid":69.4,"bid_size":18.0,"ask":70.4,"ask_size":20.0,"iv":0.2149,"open_interest":90.0,"volume":3.0,"delta":-0.2461,"gamma":0.0007,"vega":6.8616,"theta":-1.9913,"rho":-1.7707,"theo":69.6278,"change":-14.8,"open":53.04,"high":55.25,"low":53.04,"tick":"up","last_trade_price":55.25,"last_trade_time":"2026-02-18T11:50:56","percent_change":-21.1278,"prev_day_close":62.75},{"option":"SPXW260327C06580000","bid":360.5,"bid_size":7.0,"ask":366.1,"ask_size":7.0,"iv":0.2139,"open_interest":0.0,"volume":0.0,"delta":0.751,"gamma":0.0007,"vega":6.9023,"theta":-1.909,"rho":4.8504,"theo":363.2351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":376.800003051758},{"option":"SPXW260327P06580000","bid":70.3,"bid_size":8.0,"ask":71.2,"ask_size":20.0,"iv":0.2142,"open_interest":270.0,"volume":16.0,"delta":-0.249,"gamma":0.0007,"vega":6.9023,"theta":-1.9967,"rho":-1.7912,"theo":70.4558,"change":-10.3,"open":53.72,"high":60.58,"low":53.72,"tick":"down","last_trade_price":60.55,"last_trade_time":"2026-02-18T15:53:10","percent_change":-14.5378,"prev_day_close":63.5},{"option":"SPXW260327C06590000","bid":351.8,"bid_size":7.0,"ask":357.9,"ask_size":7.0,"iv":0.2121,"open_interest":0.0,"volume":0.0,"delta":0.7452,"gamma":0.0007,"vega":6.9836,"theta":-1.9225,"rho":4.8188,"theo":354.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":344.61,"last_trade_time":"2026-02-12T15:52:16","percent_change":0.0,"prev_day_close":368.400009155273},{"option":"SPXW260327P06590000","bid":71.9,"bid_size":17.0,"ask":72.9,"ask_size":18.0,"iv":0.2128,"open_interest":50.0,"volume":1.0,"delta":-0.2548,"gamma":0.0007,"vega":6.9836,"theta":-2.0072,"rho":-1.8328,"theo":72.1431,"change":-16.28,"open":56.32,"high":56.32,"low":56.32,"tick":"down","last_trade_price":56.32,"last_trade_time":"2026-02-18T11:17:24","percent_change":-22.4242,"prev_day_close":65.1000022888184},{"option":"SPXW260327C06600000","bid":343.6,"bid_size":7.0,"ask":350.0,"ask_size":7.0,"iv":0.2109,"open_interest":13.0,"volume":0.0,"delta":0.7393,"gamma":0.0007,"vega":7.0648,"theta":-1.9355,"rho":4.7864,"theo":346.7372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":423.56,"last_trade_time":"2026-02-11T15:21:21","percent_change":0.0,"prev_day_close":360.100006103516},{"option":"SPXW260327P06600000","bid":73.8,"bid_size":8.0,"ask":74.6,"ask_size":24.0,"iv":0.2113,"open_interest":933.0,"volume":39.0,"delta":-0.2607,"gamma":0.0007,"vega":7.0648,"theta":-2.0172,"rho":-1.8753,"theo":73.873,"change":-10.8,"open":73.56,"high":73.56,"low":57.55,"tick":"down","last_trade_price":63.6,"last_trade_time":"2026-02-18T15:53:10","percent_change":-14.5161,"prev_day_close":66.7000007629394},{"option":"SPXW260327C06610000","bid":335.9,"bid_size":7.0,"ask":341.8,"ask_size":7.0,"iv":0.2097,"open_interest":2.0,"volume":0.0,"delta":0.7332,"gamma":0.0007,"vega":7.1461,"theta":-1.948,"rho":4.7526,"theo":338.5536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":340.49,"last_trade_time":"2026-02-17T14:57:54","percent_change":0.0,"prev_day_close":351.550003051758},{"option":"SPXW260327P06610000","bid":75.6,"bid_size":8.0,"ask":76.5,"ask_size":18.0,"iv":0.2098,"open_interest":39.0,"volume":2.0,"delta":-0.2668,"gamma":0.0007,"vega":7.1461,"theta":-2.0267,"rho":-1.9192,"theo":75.6469,"change":-16.93,"open":60.93,"high":60.93,"low":59.22,"tick":"down","last_trade_price":59.22,"last_trade_time":"2026-02-18T11:42:28","percent_change":-22.2324,"prev_day_close":68.2999992370606},{"option":"SPXW260327C06620000","bid":327.3,"bid_size":7.0,"ask":333.6,"ask_size":7.0,"iv":0.2078,"open_interest":0.0,"volume":0.0,"delta":0.727,"gamma":0.0007,"vega":7.2274,"theta":-1.9598,"rho":4.7175,"theo":330.4156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":343.699996948242},{"option":"SPXW260327P06620000","bid":77.4,"bid_size":8.0,"ask":78.3,"ask_size":18.0,"iv":0.2083,"open_interest":56.0,"volume":0.0,"delta":-0.273,"gamma":0.0007,"vega":7.2274,"theta":-2.0356,"rho":-1.9644,"theo":77.4664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.56,"last_trade_time":"2026-02-10T14:57:41","percent_change":0.0,"prev_day_close":70.0},{"option":"SPXW260327C06625000","bid":323.4,"bid_size":7.0,"ask":329.2,"ask_size":7.0,"iv":0.2069,"open_interest":10.0,"volume":0.0,"delta":0.7238,"gamma":0.0007,"vega":7.268,"theta":-1.9655,"rho":4.6993,"theo":326.3644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.05,"last_trade_time":"2026-02-03T14:27:44","percent_change":0.0,"prev_day_close":339.699996948242},{"option":"SPXW260327P06625000","bid":78.3,"bid_size":7.0,"ask":79.2,"ask_size":18.0,"iv":0.2075,"open_interest":96.0,"volume":3.0,"delta":-0.2762,"gamma":0.0007,"vega":7.268,"theta":-2.0398,"rho":-1.9876,"theo":78.3939,"change":-10.95,"open":66.14,"high":68.1,"low":62.15,"tick":"up","last_trade_price":68.1,"last_trade_time":"2026-02-18T14:22:50","percent_change":-13.852,"prev_day_close":70.8999977111816},{"option":"SPXW260327C06630000","bid":319.4,"bid_size":7.0,"ask":325.2,"ask_size":7.0,"iv":0.2062,"open_interest":0.0,"volume":0.0,"delta":0.7206,"gamma":0.0008,"vega":7.3084,"theta":-1.971,"rho":4.6809,"theo":322.3252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.25},{"option":"SPXW260327P06630000","bid":79.3,"bid_size":7.0,"ask":80.2,"ask_size":18.0,"iv":0.2067,"open_interest":51.0,"volume":4.0,"delta":-0.2794,"gamma":0.0008,"vega":7.3084,"theta":-2.0438,"rho":-2.0111,"theo":79.3336,"change":-11.0,"open":75.77,"high":75.77,"low":63.24,"tick":"up","last_trade_price":68.95,"last_trade_time":"2026-02-18T14:22:50","percent_change":-13.7586,"prev_day_close":71.75},{"option":"SPXW260327C06640000","bid":311.4,"bid_size":7.0,"ask":317.0,"ask_size":7.0,"iv":0.2046,"open_interest":0.0,"volume":0.0,"delta":0.714,"gamma":0.0008,"vega":7.3887,"theta":-1.9816,"rho":4.6429,"theo":314.2842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":327.050003051758},{"option":"SPXW260327P06640000","bid":81.2,"bid_size":7.0,"ask":82.1,"ask_size":17.0,"iv":0.2052,"open_interest":38.0,"volume":6.0,"delta":-0.286,"gamma":0.0008,"vega":7.3887,"theta":-2.0514,"rho":-2.0591,"theo":81.25,"change":-18.95,"open":62.95,"high":62.95,"low":62.95,"tick":"down","last_trade_price":62.95,"last_trade_time":"2026-02-18T12:54:19","percent_change":-23.138,"prev_day_close":73.5},{"option":"SPXW260327C06650000","bid":303.4,"bid_size":7.0,"ask":309.3,"ask_size":7.0,"iv":0.2032,"open_interest":2.0,"volume":0.0,"delta":0.7074,"gamma":0.0008,"vega":7.4676,"theta":-1.9915,"rho":4.6039,"theo":306.294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":394.42,"last_trade_time":"2026-01-30T14:57:29","percent_change":0.0,"prev_day_close":318.899993896484},{"option":"SPXW260327P06650000","bid":83.1,"bid_size":7.0,"ask":84.0,"ask_size":17.0,"iv":0.2036,"open_interest":313.0,"volume":23.0,"delta":-0.2926,"gamma":0.0008,"vega":7.4676,"theta":-2.0583,"rho":-2.1082,"theo":83.2174,"change":-19.4,"open":70.9,"high":70.9,"low":64.55,"tick":"down","last_trade_price":64.55,"last_trade_time":"2026-02-18T12:54:19","percent_change":-23.109,"prev_day_close":75.3499984741211},{"option":"SPXW260327C06660000","bid":295.5,"bid_size":7.0,"ask":301.1,"ask_size":7.0,"iv":0.2016,"open_interest":1.0,"volume":0.0,"delta":0.7005,"gamma":0.0008,"vega":7.5448,"theta":-2.0007,"rho":4.564,"theo":298.356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":287.42,"last_trade_time":"2026-02-05T15:30:41","percent_change":0.0,"prev_day_close":310.900009155273},{"option":"SPXW260327P06660000","bid":85.0,"bid_size":16.0,"ask":86.1,"ask_size":17.0,"iv":0.2022,"open_interest":32.0,"volume":0.0,"delta":-0.2995,"gamma":0.0008,"vega":7.5448,"theta":-2.0645,"rho":-2.1582,"theo":85.2369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.66,"last_trade_time":"2026-02-17T15:12:24","percent_change":0.0,"prev_day_close":77.2000007629394},{"option":"SPXW260327C06670000","bid":287.6,"bid_size":7.0,"ask":293.2,"ask_size":7.0,"iv":0.2,"open_interest":5.0,"volume":0.0,"delta":0.6935,"gamma":0.0008,"vega":7.6201,"theta":-2.0091,"rho":4.5235,"theo":290.4711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":303.18,"last_trade_time":"2026-02-12T12:16:51","percent_change":0.0,"prev_day_close":303.0},{"option":"SPXW260327P06670000","bid":87.1,"bid_size":15.0,"ask":88.1,"ask_size":16.0,"iv":0.2006,"open_interest":59.0,"volume":13.0,"delta":-0.3065,"gamma":0.0008,"vega":7.6201,"theta":-2.07,"rho":-2.2088,"theo":87.3096,"change":-19.58,"open":76.82,"high":76.82,"low":68.57,"tick":"no_change","last_trade_price":68.57,"last_trade_time":"2026-02-18T13:15:21","percent_change":-22.2121,"prev_day_close":79.1000022888184},{"option":"SPXW260327C06675000","bid":286.2,"bid_size":1.0,"ask":287.4,"ask_size":1.0,"iv":0.1997,"open_interest":5.0,"volume":0.0,"delta":0.6899,"gamma":0.0008,"vega":7.6572,"theta":-2.013,"rho":4.503,"theo":286.5489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":299.23,"last_trade_time":"2026-02-12T12:16:51","percent_change":0.0,"prev_day_close":299.0},{"option":"SPXW260327P06675000","bid":88.3,"bid_size":7.0,"ask":89.2,"ask_size":16.0,"iv":0.1998,"open_interest":38.0,"volume":1.0,"delta":-0.31,"gamma":0.0008,"vega":7.6572,"theta":-2.0724,"rho":-2.2344,"theo":88.3661,"change":-18.25,"open":70.95,"high":70.95,"low":70.95,"tick":"down","last_trade_price":70.95,"last_trade_time":"2026-02-18T11:50:56","percent_change":-20.4596,"prev_day_close":80.1000022888184},{"option":"SPXW260327C06680000","bid":282.3,"bid_size":1.0,"ask":283.5,"ask_size":1.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":0.6864,"gamma":0.0008,"vega":7.6939,"theta":-2.0168,"rho":4.4822,"theo":282.6404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.75},{"option":"SPXW260327P06680000","bid":89.2,"bid_size":15.0,"ask":90.3,"ask_size":16.0,"iv":0.199,"open_interest":26.0,"volume":0.0,"delta":-0.3136,"gamma":0.0008,"vega":7.6939,"theta":-2.0746,"rho":-2.2602,"theo":89.4363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":105.68,"last_trade_time":"2026-02-13T15:51:37","percent_change":0.0,"prev_day_close":81.0499992370606},{"option":"SPXW260327C06690000","bid":274.5,"bid_size":1.0,"ask":275.7,"ask_size":1.0,"iv":0.1975,"open_interest":0.0,"volume":0.0,"delta":0.679,"gamma":0.0008,"vega":7.7662,"theta":-2.0236,"rho":4.4398,"theo":274.865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":286.849990844727},{"option":"SPXW260327P06690000","bid":91.5,"bid_size":7.0,"ask":92.4,"ask_size":15.0,"iv":0.1974,"open_interest":50.0,"volume":5.0,"delta":-0.321,"gamma":0.0008,"vega":7.7662,"theta":-2.0785,"rho":-2.3127,"theo":91.6184,"change":-2.65,"open":79.9,"high":89.9,"low":73.9,"tick":"up","last_trade_price":89.9,"last_trade_time":"2026-02-18T14:57:49","percent_change":-2.86332,"prev_day_close":83.0499992370606},{"option":"SPXW260327C06700000","bid":266.8,"bid_size":1.0,"ask":268.0,"ask_size":1.0,"iv":0.1958,"open_interest":10.0,"volume":1.0,"delta":0.6715,"gamma":0.0008,"vega":7.8375,"theta":-2.0296,"rho":4.3959,"theo":267.1466,"change":17.58,"open":280.38,"high":280.38,"low":280.38,"tick":"up","last_trade_price":280.38,"last_trade_time":"2026-02-18T14:41:21","percent_change":6.6895,"prev_day_close":278.899993896484},{"option":"SPXW260327P06700000","bid":93.7,"bid_size":7.0,"ask":94.7,"ask_size":15.0,"iv":0.1959,"open_interest":554.0,"volume":39.0,"delta":-0.3285,"gamma":0.0008,"vega":7.8375,"theta":-2.0815,"rho":-2.3667,"theo":93.8576,"change":-11.94,"open":75.55,"high":91.71,"low":73.92,"tick":"down","last_trade_price":82.91,"last_trade_time":"2026-02-18T15:48:27","percent_change":-12.5883,"prev_day_close":85.1500015258789},{"option":"SPXW260327C06705000","bid":263.0,"bid_size":1.0,"ask":264.3,"ask_size":1.0,"iv":0.1949,"open_interest":0.0,"volume":0.0,"delta":0.6677,"gamma":0.0009,"vega":7.8728,"theta":-2.0323,"rho":4.3733,"theo":263.3095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.949996948242},{"option":"SPXW260327P06705000","bid":94.9,"bid_size":7.0,"ask":95.8,"ask_size":8.0,"iv":0.1951,"open_interest":0.0,"volume":0.0,"delta":-0.3323,"gamma":0.0009,"vega":7.8728,"theta":-2.0827,"rho":-2.3943,"theo":94.9993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":86.25},{"option":"SPXW260327C06710000","bid":259.1,"bid_size":1.0,"ask":260.3,"ask_size":1.0,"iv":0.1943,"open_interest":2.0,"volume":0.0,"delta":0.6639,"gamma":0.0009,"vega":7.9077,"theta":-2.0347,"rho":4.3502,"theo":259.4875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":254.34,"last_trade_time":"2026-02-17T11:42:13","percent_change":0.0,"prev_day_close":271.0},{"option":"SPXW260327P06710000","bid":95.9,"bid_size":7.0,"ask":97.0,"ask_size":15.0,"iv":0.1943,"open_interest":48.0,"volume":4.0,"delta":-0.3361,"gamma":0.0009,"vega":7.9077,"theta":-2.0836,"rho":-2.4224,"theo":96.156,"change":-8.06,"open":89.09,"high":89.09,"low":89.09,"tick":"down","last_trade_price":89.09,"last_trade_time":"2026-02-18T15:34:53","percent_change":-8.29645,"prev_day_close":87.2999992370606},{"option":"SPXW260327C06715000","bid":255.3,"bid_size":1.0,"ask":256.5,"ask_size":1.0,"iv":0.1934,"open_interest":0.0,"volume":0.0,"delta":0.66,"gamma":0.0009,"vega":7.9422,"theta":-2.0369,"rho":4.3267,"theo":255.6809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":267.100006103516},{"option":"SPXW260327P06715000","bid":97.1,"bid_size":7.0,"ask":98.1,"ask_size":8.0,"iv":0.1934,"open_interest":0.0,"volume":0.0,"delta":-0.34,"gamma":0.0009,"vega":7.9422,"theta":-2.0844,"rho":-2.451,"theo":97.3281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":88.3499984741211},{"option":"SPXW260327C06720000","bid":251.5,"bid_size":1.0,"ask":252.7,"ask_size":1.0,"iv":0.1928,"open_interest":0.0,"volume":0.0,"delta":0.656,"gamma":0.0009,"vega":7.9763,"theta":-2.0389,"rho":4.3027,"theo":251.89,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":263.300003051758},{"option":"SPXW260327P06720000","bid":98.4,"bid_size":6.0,"ask":99.3,"ask_size":15.0,"iv":0.1927,"open_interest":23.0,"volume":0.0,"delta":-0.344,"gamma":0.0009,"vega":7.9763,"theta":-2.0848,"rho":-2.48,"theo":98.516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":97.65,"last_trade_time":"2026-02-17T14:10:30","percent_change":0.0,"prev_day_close":89.4500007629394},{"option":"SPXW260327C06725000","bid":247.7,"bid_size":2.0,"ask":248.9,"ask_size":2.0,"iv":0.1918,"open_interest":8.0,"volume":0.0,"delta":0.652,"gamma":0.0009,"vega":8.0099,"theta":-2.0406,"rho":4.2784,"theo":248.1151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":247.5,"last_trade_time":"2026-02-13T10:14:44","percent_change":0.0,"prev_day_close":259.399993896484},{"option":"SPXW260327P06725000","bid":99.6,"bid_size":6.0,"ask":100.5,"ask_size":14.0,"iv":0.1919,"open_interest":53.0,"volume":7.0,"delta":-0.348,"gamma":0.0009,"vega":8.0099,"theta":-2.085,"rho":-2.5094,"theo":99.7198,"change":-4.89,"open":79.17,"high":95.96,"low":79.13,"tick":"up","last_trade_price":95.96,"last_trade_time":"2026-02-18T15:28:41","percent_change":-4.84878,"prev_day_close":90.5499992370606},{"option":"SPXW260327C06730000","bid":244.0,"bid_size":2.0,"ask":245.2,"ask_size":2.0,"iv":0.1912,"open_interest":5.0,"volume":0.0,"delta":0.648,"gamma":0.0009,"vega":8.0429,"theta":-2.042,"rho":4.2537,"theo":244.3563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":239.36,"last_trade_time":"2026-02-17T11:43:01","percent_change":0.0,"prev_day_close":255.5},{"option":"SPXW260327P06730000","bid":100.8,"bid_size":6.0,"ask":101.7,"ask_size":14.0,"iv":0.1911,"open_interest":44.0,"volume":0.0,"delta":-0.352,"gamma":0.0009,"vega":8.0429,"theta":-2.085,"rho":-2.5391,"theo":100.9399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":95.7,"last_trade_time":"2026-02-13T12:33:17","percent_change":0.0,"prev_day_close":91.75},{"option":"SPXW260327C06735000","bid":240.2,"bid_size":2.0,"ask":241.5,"ask_size":2.0,"iv":0.1902,"open_interest":0.0,"volume":0.0,"delta":0.6439,"gamma":0.0009,"vega":8.0752,"theta":-2.0432,"rho":4.2287,"theo":240.6141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.700004577637},{"option":"SPXW260327P06735000","bid":101.9,"bid_size":6.0,"ask":102.9,"ask_size":7.0,"iv":0.1902,"open_interest":2.0,"volume":1.0,"delta":-0.3561,"gamma":0.0009,"vega":8.0752,"theta":-2.0847,"rho":-2.5692,"theo":102.1764,"change":-12.94,"open":90.46,"high":90.46,"low":90.46,"tick":"down","last_trade_price":90.46,"last_trade_time":"2026-02-18T15:48:27","percent_change":-12.5145,"prev_day_close":92.8499984741211},{"option":"SPXW260327C06740000","bid":236.6,"bid_size":5.0,"ask":237.7,"ask_size":2.0,"iv":0.1895,"open_interest":5.0,"volume":0.0,"delta":0.6398,"gamma":0.0009,"vega":8.1068,"theta":-2.0442,"rho":4.2034,"theo":236.8884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.97,"last_trade_time":"2026-02-17T11:13:58","percent_change":0.0,"prev_day_close":247.900001525879},{"option":"SPXW260327P06740000","bid":103.1,"bid_size":13.0,"ask":104.2,"ask_size":13.0,"iv":0.1895,"open_interest":40.0,"volume":5.0,"delta":-0.3602,"gamma":0.0009,"vega":8.1068,"theta":-2.0842,"rho":-2.5995,"theo":103.4295,"change":-15.13,"open":89.52,"high":89.52,"low":89.52,"tick":"down","last_trade_price":89.52,"last_trade_time":"2026-02-18T14:10:11","percent_change":-14.4577,"prev_day_close":94.0499992370606},{"option":"SPXW260327C06745000","bid":232.9,"bid_size":5.0,"ask":234.0,"ask_size":2.0,"iv":0.1887,"open_interest":0.0,"volume":0.0,"delta":0.6356,"gamma":0.0009,"vega":8.1376,"theta":-2.0448,"rho":4.1779,"theo":233.1796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":244.099998474121},{"option":"SPXW260327P06745000","bid":104.4,"bid_size":6.0,"ask":105.4,"ask_size":7.0,"iv":0.1887,"open_interest":1.0,"volume":1.0,"delta":-0.3644,"gamma":0.0009,"vega":8.1376,"theta":-2.0833,"rho":-2.63,"theo":104.6994,"change":-10.71,"open":95.24,"high":95.24,"low":95.24,"tick":"down","last_trade_price":95.24,"last_trade_time":"2026-02-18T16:09:09","percent_change":-10.1085,"prev_day_close":95.2000007629394},{"option":"SPXW260327C06750000","bid":229.2,"bid_size":5.0,"ask":230.3,"ask_size":2.0,"iv":0.188,"open_interest":29.0,"volume":8.0,"delta":0.6314,"gamma":0.0009,"vega":8.1676,"theta":-2.0452,"rho":4.1523,"theo":229.4876,"change":21.74,"open":231.8,"high":258.39,"low":231.8,"tick":"down","last_trade_price":247.19,"last_trade_time":"2026-02-18T14:08:16","percent_change":9.64294,"prev_day_close":240.399993896484},{"option":"SPXW260327P06750000","bid":105.8,"bid_size":6.0,"ask":106.7,"ask_size":13.0,"iv":0.1879,"open_interest":379.0,"volume":10.0,"delta":-0.3686,"gamma":0.0009,"vega":8.1676,"theta":-2.0822,"rho":-2.6607,"theo":105.9862,"change":-13.37,"open":84.47,"high":93.88,"low":84.47,"tick":"up","last_trade_price":93.88,"last_trade_time":"2026-02-18T15:47:16","percent_change":-12.4662,"prev_day_close":96.3499984741211},{"option":"SPXW260327C06755000","bid":225.5,"bid_size":5.0,"ask":226.6,"ask_size":2.0,"iv":0.187,"open_interest":0.0,"volume":0.0,"delta":0.6271,"gamma":0.0009,"vega":8.1968,"theta":-2.0454,"rho":4.1265,"theo":225.8127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.5},{"option":"SPXW260327P06755000","bid":107.1,"bid_size":6.0,"ask":108.0,"ask_size":7.0,"iv":0.1871,"open_interest":0.0,"volume":0.0,"delta":-0.3729,"gamma":0.0009,"vega":8.1968,"theta":-2.0808,"rho":-2.6916,"theo":107.2901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":97.5499992370606},{"option":"SPXW260327C06760000","bid":221.8,"bid_size":5.0,"ask":222.9,"ask_size":2.0,"iv":0.1862,"open_interest":24.0,"volume":5.0,"delta":0.6228,"gamma":0.0009,"vega":8.2252,"theta":-2.0452,"rho":4.1005,"theo":222.155,"change":21.26,"open":239.51,"high":239.51,"low":239.51,"tick":"up","last_trade_price":239.51,"last_trade_time":"2026-02-18T14:08:16","percent_change":9.74112,"prev_day_close":232.700004577637},{"option":"SPXW260327P06760000","bid":108.4,"bid_size":6.0,"ask":109.3,"ask_size":13.0,"iv":0.1863,"open_interest":33.0,"volume":6.0,"delta":-0.3772,"gamma":0.0009,"vega":8.2252,"theta":-2.0792,"rho":-2.7226,"theo":108.6111,"change":-22.98,"open":104.47,"high":104.47,"low":87.02,"tick":"down","last_trade_price":87.02,"last_trade_time":"2026-02-18T11:30:25","percent_change":-20.8909,"prev_day_close":98.7999992370606},{"option":"SPXW260327C06765000","bid":218.2,"bid_size":5.0,"ask":219.3,"ask_size":2.0,"iv":0.1855,"open_interest":0.0,"volume":0.0,"delta":0.6184,"gamma":0.001,"vega":8.2528,"theta":-2.0447,"rho":4.0742,"theo":218.5146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":229.0},{"option":"SPXW260327P06765000","bid":109.7,"bid_size":6.0,"ask":110.7,"ask_size":7.0,"iv":0.1856,"open_interest":0.0,"volume":0.0,"delta":-0.3816,"gamma":0.001,"vega":8.2528,"theta":-2.0772,"rho":-2.754,"theo":109.9495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":100.049999237061},{"option":"SPXW260327C06770000","bid":214.7,"bid_size":5.0,"ask":215.6,"ask_size":2.0,"iv":0.1847,"open_interest":21.0,"volume":5.0,"delta":0.614,"gamma":0.001,"vega":8.2798,"theta":-2.044,"rho":4.0475,"theo":214.8918,"change":5.42,"open":216.42,"high":216.42,"low":216.42,"tick":"up","last_trade_price":216.42,"last_trade_time":"2026-02-18T09:30:08","percent_change":2.56872,"prev_day_close":225.349998474121},{"option":"SPXW260327P06770000","bid":110.9,"bid_size":12.0,"ask":112.0,"ask_size":12.0,"iv":0.1846,"open_interest":20.0,"volume":6.0,"delta":-0.386,"gamma":0.001,"vega":8.2798,"theta":-2.075,"rho":-2.7856,"theo":111.3054,"change":-5.69,"open":107.07,"high":107.07,"low":107.06,"tick":"down","last_trade_price":107.06,"last_trade_time":"2026-02-18T09:40:36","percent_change":-5.04656,"prev_day_close":101.299999237061},{"option":"SPXW260327C06775000","bid":210.9,"bid_size":5.0,"ask":212.0,"ask_size":2.0,"iv":0.1837,"open_interest":52.0,"volume":2.0,"delta":0.6096,"gamma":0.001,"vega":8.306,"theta":-2.0429,"rho":4.0205,"theo":211.2868,"change":29.85,"open":237.3,"high":237.3,"low":237.3,"tick":"up","last_trade_price":237.3,"last_trade_time":"2026-02-18T12:12:36","percent_change":14.389,"prev_day_close":221.599998474121},{"option":"SPXW260327P06775000","bid":112.4,"bid_size":6.0,"ask":113.4,"ask_size":12.0,"iv":0.1838,"open_interest":38.0,"volume":5.0,"delta":-0.3904,"gamma":0.001,"vega":8.306,"theta":-2.0725,"rho":-2.8177,"theo":112.6792,"change":-11.61,"open":106.45,"high":106.45,"low":99.49,"tick":"up","last_trade_price":102.54,"last_trade_time":"2026-02-18T16:09:09","percent_change":-10.1708,"prev_day_close":102.549999237061},{"option":"SPXW260327C06780000","bid":207.3,"bid_size":5.0,"ask":208.4,"ask_size":2.0,"iv":0.183,"open_interest":11.0,"volume":5.0,"delta":0.605,"gamma":0.001,"vega":8.3315,"theta":-2.0416,"rho":3.993,"theo":207.7,"change":4.77,"open":208.77,"high":208.77,"low":208.77,"tick":"down","last_trade_price":208.77,"last_trade_time":"2026-02-18T09:30:08","percent_change":2.33824,"prev_day_close":217.949996948242},{"option":"SPXW260327P06780000","bid":113.8,"bid_size":6.0,"ask":114.8,"ask_size":12.0,"iv":0.1831,"open_interest":55.0,"volume":4.0,"delta":-0.3949,"gamma":0.001,"vega":8.3315,"theta":-2.0696,"rho":-2.8502,"theo":114.0711,"change":-25.69,"open":94.91,"high":94.91,"low":89.86,"tick":"down","last_trade_price":89.86,"last_trade_time":"2026-02-18T11:05:09","percent_change":-22.2328,"prev_day_close":103.849998474121},{"option":"SPXW260327C06785000","bid":203.9,"bid_size":5.0,"ask":204.8,"ask_size":2.0,"iv":0.1822,"open_interest":0.0,"volume":0.0,"delta":0.6005,"gamma":0.001,"vega":8.3563,"theta":-2.0399,"rho":3.965,"theo":204.1316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":214.200004577637},{"option":"SPXW260327P06785000","bid":115.2,"bid_size":6.0,"ask":116.2,"ask_size":6.0,"iv":0.1823,"open_interest":3.0,"volume":0.0,"delta":-0.3995,"gamma":0.001,"vega":8.3563,"theta":-2.0665,"rho":-2.8833,"theo":115.4814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.65,"last_trade_time":"2026-02-17T10:39:03","percent_change":0.0,"prev_day_close":105.150001525879},{"option":"SPXW260327C06790000","bid":200.2,"bid_size":5.0,"ask":201.4,"ask_size":6.0,"iv":0.1813,"open_interest":29.0,"volume":0.0,"delta":0.5959,"gamma":0.001,"vega":8.3803,"theta":-2.0379,"rho":3.9364,"theo":200.5821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.7,"last_trade_time":"2026-02-17T11:08:43","percent_change":0.0,"prev_day_close":210.599998474121},{"option":"SPXW260327P06790000","bid":116.6,"bid_size":6.0,"ask":117.6,"ask_size":12.0,"iv":0.1813,"open_interest":579.0,"volume":520.0,"delta":-0.4041,"gamma":0.001,"vega":8.3803,"theta":-2.063,"rho":-2.9169,"theo":116.9107,"change":-25.12,"open":114.05,"high":114.05,"low":91.44,"tick":"no_change","last_trade_price":93.38,"last_trade_time":"2026-02-18T13:13:58","percent_change":-21.1983,"prev_day_close":106.5},{"option":"SPXW260327C06795000","bid":196.8,"bid_size":6.0,"ask":197.8,"ask_size":2.0,"iv":0.1806,"open_interest":0.0,"volume":0.0,"delta":0.5912,"gamma":0.001,"vega":8.4035,"theta":-2.0356,"rho":3.9073,"theo":197.0518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":206.950004577637},{"option":"SPXW260327P06795000","bid":118.0,"bid_size":6.0,"ask":119.1,"ask_size":6.0,"iv":0.1807,"open_interest":19.0,"volume":16.0,"delta":-0.4088,"gamma":0.001,"vega":8.4035,"theta":-2.0592,"rho":-2.9511,"theo":118.3592,"change":-24.53,"open":96.32,"high":96.32,"low":95.47,"tick":"no_change","last_trade_price":95.47,"last_trade_time":"2026-02-18T11:23:12","percent_change":-20.4417,"prev_day_close":107.849998474121},{"option":"SPXW260327C06800000","bid":193.1,"bid_size":6.0,"ask":194.2,"ask_size":2.0,"iv":0.1798,"open_interest":42.0,"volume":2.0,"delta":0.5865,"gamma":0.001,"vega":8.4259,"theta":-2.033,"rho":3.8776,"theo":193.5412,"change":30.36,"open":220.31,"high":220.31,"low":220.31,"tick":"up","last_trade_price":220.31,"last_trade_time":"2026-02-18T12:06:51","percent_change":15.9832,"prev_day_close":203.299995422363},{"option":"SPXW260327P06800000","bid":119.5,"bid_size":5.0,"ask":120.5,"ask_size":12.0,"iv":0.1797,"open_interest":352.0,"volume":61.0,"delta":-0.4135,"gamma":0.001,"vega":8.4259,"theta":-2.055,"rho":-2.9858,"theo":119.8274,"change":-5.78,"open":118.13,"high":118.13,"low":94.67,"tick":"up","last_trade_price":115.77,"last_trade_time":"2026-02-18T15:25:11","percent_change":-4.75524,"prev_day_close":109.25},{"option":"SPXW260327C06805000","bid":189.6,"bid_size":6.0,"ask":190.7,"ask_size":2.0,"iv":0.1788,"open_interest":0.0,"volume":0.0,"delta":0.5818,"gamma":0.001,"vega":8.4472,"theta":-2.03,"rho":3.8475,"theo":190.0507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":199.700004577637},{"option":"SPXW260327P06805000","bid":121.0,"bid_size":5.0,"ask":122.0,"ask_size":6.0,"iv":0.1788,"open_interest":10.0,"volume":10.0,"delta":-0.4182,"gamma":0.001,"vega":8.4472,"theta":-2.0506,"rho":-3.021,"theo":121.3156,"change":-22.68,"open":100.37,"high":100.37,"low":100.37,"tick":"no_change","last_trade_price":100.37,"last_trade_time":"2026-02-18T10:20:48","percent_change":-18.4315,"prev_day_close":110.599998474121},{"option":"SPXW260327C06810000","bid":186.3,"bid_size":6.0,"ask":187.3,"ask_size":2.0,"iv":0.178,"open_interest":6.0,"volume":0.0,"delta":0.5769,"gamma":0.001,"vega":8.4676,"theta":-2.0266,"rho":3.817,"theo":186.5805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.85,"last_trade_time":"2026-02-17T12:45:56","percent_change":0.0,"prev_day_close":196.200004577637},{"option":"SPXW260327P06810000","bid":122.4,"bid_size":5.0,"ask":123.5,"ask_size":11.0,"iv":0.178,"open_interest":71.0,"volume":2.0,"delta":-0.423,"gamma":0.001,"vega":8.4676,"theta":-2.0457,"rho":-3.0565,"theo":122.8241,"change":-8.81,"open":100.75,"high":115.74,"low":100.75,"tick":"up","last_trade_price":115.74,"last_trade_time":"2026-02-18T15:31:17","percent_change":-7.07346,"prev_day_close":112.0},{"option":"SPXW260327C06815000","bid":182.7,"bid_size":6.0,"ask":183.8,"ask_size":2.0,"iv":0.1771,"open_interest":0.0,"volume":0.0,"delta":0.5721,"gamma":0.001,"vega":8.4868,"theta":-2.0229,"rho":3.7862,"theo":183.1309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":192.599998474121},{"option":"SPXW260327P06815000","bid":124.0,"bid_size":5.0,"ask":125.0,"ask_size":6.0,"iv":0.1772,"open_interest":17.0,"volume":1.0,"delta":-0.4279,"gamma":0.001,"vega":8.4868,"theta":-2.0405,"rho":-3.0923,"theo":124.3533,"change":-7.6,"open":118.6,"high":118.6,"low":118.6,"tick":"down","last_trade_price":118.6,"last_trade_time":"2026-02-18T14:56:21","percent_change":-6.02219,"prev_day_close":113.450000762939},{"option":"SPXW260327C06820000","bid":179.4,"bid_size":6.0,"ask":180.4,"ask_size":2.0,"iv":0.1763,"open_interest":10.0,"volume":0.0,"delta":0.5672,"gamma":0.001,"vega":8.5048,"theta":-2.0189,"rho":3.7552,"theo":179.7021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.3,"last_trade_time":"2026-02-12T11:12:03","percent_change":0.0,"prev_day_close":189.099998474121},{"option":"SPXW260327P06820000","bid":125.5,"bid_size":5.0,"ask":126.6,"ask_size":11.0,"iv":0.1764,"open_interest":23.0,"volume":0.0,"delta":-0.4328,"gamma":0.001,"vega":8.5048,"theta":-2.035,"rho":-3.1284,"theo":125.9033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.94,"last_trade_time":"2026-02-17T09:46:24","percent_change":0.0,"prev_day_close":114.849998474121},{"option":"SPXW260327C06825000","bid":176.0,"bid_size":6.0,"ask":177.0,"ask_size":2.0,"iv":0.1754,"open_interest":30.0,"volume":0.0,"delta":0.5622,"gamma":0.001,"vega":8.5217,"theta":-2.0144,"rho":3.724,"theo":176.2944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.14,"last_trade_time":"2026-02-17T11:12:31","percent_change":0.0,"prev_day_close":185.599998474121},{"option":"SPXW260327P06825000","bid":127.1,"bid_size":5.0,"ask":128.1,"ask_size":11.0,"iv":0.1755,"open_interest":46.0,"volume":28.0,"delta":-0.4378,"gamma":0.001,"vega":8.5217,"theta":-2.029,"rho":-3.1646,"theo":127.4744,"change":-18.48,"open":105.77,"high":110.87,"low":102.31,"tick":"no_change","last_trade_price":110.87,"last_trade_time":"2026-02-18T15:56:59","percent_change":-14.2868,"prev_day_close":116.349998474121},{"option":"SPXW260327C06830000","bid":172.5,"bid_size":6.0,"ask":173.6,"ask_size":2.0,"iv":0.1747,"open_interest":14.0,"volume":0.0,"delta":0.5572,"gamma":0.001,"vega":8.5373,"theta":-2.0096,"rho":3.6927,"theo":172.9079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.21,"last_trade_time":"2026-02-13T10:53:22","percent_change":0.0,"prev_day_close":182.099998474121},{"option":"SPXW260327P06830000","bid":128.6,"bid_size":5.0,"ask":129.7,"ask_size":11.0,"iv":0.1746,"open_interest":67.0,"volume":1.0,"delta":-0.4428,"gamma":0.001,"vega":8.5373,"theta":-2.0228,"rho":-3.201,"theo":129.0666,"change":-24.9,"open":106.15,"high":106.15,"low":106.15,"tick":"down","last_trade_price":106.15,"last_trade_time":"2026-02-18T10:16:29","percent_change":-19.0004,"prev_day_close":117.849998474121},{"option":"SPXW260327C06835000","bid":169.2,"bid_size":6.0,"ask":170.2,"ask_size":2.0,"iv":0.1737,"open_interest":2.0,"volume":2.0,"delta":0.5521,"gamma":0.001,"vega":8.5517,"theta":-2.0045,"rho":3.6611,"theo":169.5428,"change":10.75,"open":192.0,"high":192.0,"low":177.0,"tick":"down","last_trade_price":177.0,"last_trade_time":"2026-02-18T14:38:42","percent_change":6.46617,"prev_day_close":178.599998474121},{"option":"SPXW260327P06835000","bid":130.3,"bid_size":5.0,"ask":131.3,"ask_size":6.0,"iv":0.1738,"open_interest":15.0,"volume":0.0,"delta":-0.4479,"gamma":0.001,"vega":8.5517,"theta":-2.0161,"rho":-3.2376,"theo":130.6802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":129.12,"last_trade_time":"2026-02-17T14:16:55","percent_change":0.0,"prev_day_close":119.349998474121},{"option":"SPXW260327C06840000","bid":165.7,"bid_size":6.0,"ask":166.8,"ask_size":2.0,"iv":0.1729,"open_interest":13.0,"volume":0.0,"delta":0.547,"gamma":0.0011,"vega":8.5649,"theta":-1.9989,"rho":3.6293,"theo":166.1993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":162.55,"last_trade_time":"2026-02-17T09:37:03","percent_change":0.0,"prev_day_close":175.25},{"option":"SPXW260327P06840000","bid":131.9,"bid_size":5.0,"ask":133.0,"ask_size":11.0,"iv":0.173,"open_interest":36.0,"volume":11.0,"delta":-0.453,"gamma":0.0011,"vega":8.5649,"theta":-2.0091,"rho":-3.2745,"theo":132.3155,"change":-9.51,"open":110.07,"high":124.79,"low":110.07,"tick":"up","last_trade_price":124.79,"last_trade_time":"2026-02-18T15:31:17","percent_change":-7.08116,"prev_day_close":120.849998474121},{"option":"SPXW260327C06845000","bid":162.4,"bid_size":6.0,"ask":163.5,"ask_size":2.0,"iv":0.1721,"open_interest":22.0,"volume":1.0,"delta":0.5418,"gamma":0.0011,"vega":8.5768,"theta":-1.993,"rho":3.5971,"theo":162.8778,"change":3.76,"open":163.36,"high":163.36,"low":163.36,"tick":"down","last_trade_price":163.36,"last_trade_time":"2026-02-18T09:30:08","percent_change":2.35589,"prev_day_close":171.75},{"option":"SPXW260327P06845000","bid":133.3,"bid_size":6.0,"ask":134.6,"ask_size":6.0,"iv":0.1718,"open_interest":0.0,"volume":0.0,"delta":-0.4582,"gamma":0.0011,"vega":8.5768,"theta":-2.0017,"rho":-3.3117,"theo":133.9728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":122.400001525879},{"option":"SPXW260327C06850000","bid":159.1,"bid_size":6.0,"ask":160.2,"ask_size":6.0,"iv":0.1712,"open_interest":398.0,"volume":2.0,"delta":0.5366,"gamma":0.0011,"vega":8.5875,"theta":-1.9867,"rho":3.5644,"theo":159.5787,"change":8.37,"open":164.92,"high":164.92,"low":164.92,"tick":"up","last_trade_price":164.92,"last_trade_time":"2026-02-18T15:00:22","percent_change":5.34653,"prev_day_close":168.299995422363},{"option":"SPXW260327P06850000","bid":135.1,"bid_size":14.0,"ask":136.2,"ask_size":20.0,"iv":0.1711,"open_interest":945.0,"volume":13.0,"delta":-0.4634,"gamma":0.0011,"vega":8.5875,"theta":-1.9939,"rho":-3.3494,"theo":135.6524,"change":-12.55,"open":127.74,"high":129.59,"low":110.19,"tick":"down","last_trade_price":125.3,"last_trade_time":"2026-02-18T15:39:00","percent_change":-9.1041,"prev_day_close":124.0},{"option":"SPXW260327C06855000","bid":155.8,"bid_size":6.0,"ask":156.9,"ask_size":2.0,"iv":0.1704,"open_interest":1.0,"volume":1.0,"delta":0.5313,"gamma":0.0011,"vega":8.5969,"theta":-1.98,"rho":3.5311,"theo":156.3024,"change":3.69,"open":156.89,"high":156.89,"low":156.89,"tick":"up","last_trade_price":156.89,"last_trade_time":"2026-02-18T09:30:08","percent_change":2.40861,"prev_day_close":164.950004577637},{"option":"SPXW260327P06855000","bid":136.8,"bid_size":6.0,"ask":138.0,"ask_size":6.0,"iv":0.1702,"open_interest":8.0,"volume":0.0,"delta":-0.4687,"gamma":0.0011,"vega":8.5969,"theta":-1.9857,"rho":-3.3878,"theo":137.3549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":125.549999237061},{"option":"SPXW260327C06860000","bid":152.7,"bid_size":6.0,"ask":153.7,"ask_size":6.0,"iv":0.1695,"open_interest":9.0,"volume":10.0,"delta":0.526,"gamma":0.0011,"vega":8.6049,"theta":-1.9729,"rho":3.4972,"theo":153.0496,"change":26.37,"open":153.2,"high":176.42,"low":151.2,"tick":"up","last_trade_price":176.42,"last_trade_time":"2026-02-18T12:22:32","percent_change":17.5741,"prev_day_close":161.599998474121},{"option":"SPXW260327P06860000","bid":138.5,"bid_size":6.0,"ask":139.7,"ask_size":11.0,"iv":0.1695,"open_interest":35.0,"volume":30.0,"delta":-0.474,"gamma":0.0011,"vega":8.6049,"theta":-1.9771,"rho":-3.4267,"theo":139.0808,"change":-29.25,"open":116.02,"high":116.02,"low":112.1,"tick":"down","last_trade_price":112.1,"last_trade_time":"2026-02-18T11:40:12","percent_change":-20.6933,"prev_day_close":127.200000762939},{"option":"SPXW260327C06865000","bid":149.5,"bid_size":7.0,"ask":150.5,"ask_size":2.0,"iv":0.1687,"open_interest":11.0,"volume":0.0,"delta":0.5206,"gamma":0.0011,"vega":8.6116,"theta":-1.9654,"rho":3.4627,"theo":149.8207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.97,"last_trade_time":"2026-02-17T13:40:16","percent_change":0.0,"prev_day_close":158.299995422363},{"option":"SPXW260327P06865000","bid":140.3,"bid_size":6.0,"ask":141.5,"ask_size":6.0,"iv":0.1685,"open_interest":8.0,"volume":2.0,"delta":-0.4794,"gamma":0.0011,"vega":8.6116,"theta":-1.9681,"rho":-3.4663,"theo":140.8308,"change":-11.73,"open":136.27,"high":136.27,"low":131.47,"tick":"down","last_trade_price":131.47,"last_trade_time":"2026-02-18T15:37:08","percent_change":-8.19134,"prev_day_close":128.849998474121},{"option":"SPXW260327C06870000","bid":146.3,"bid_size":7.0,"ask":147.3,"ask_size":2.0,"iv":0.1679,"open_interest":28.0,"volume":3.0,"delta":0.5151,"gamma":0.0011,"vega":8.6167,"theta":-1.9575,"rho":3.4275,"theo":146.6166,"change":22.24,"open":165.84,"high":165.99,"low":165.84,"tick":"up","last_trade_price":165.99,"last_trade_time":"2026-02-18T11:55:33","percent_change":15.4713,"prev_day_close":155.0},{"option":"SPXW260327P06870000","bid":142.0,"bid_size":6.0,"ask":143.3,"ask_size":11.0,"iv":0.1678,"open_interest":57.0,"volume":27.0,"delta":-0.4849,"gamma":0.0011,"vega":8.6167,"theta":-1.9587,"rho":-3.5065,"theo":142.6054,"change":-11.98,"open":137.96,"high":137.96,"low":115.15,"tick":"up","last_trade_price":133.12,"last_trade_time":"2026-02-18T15:37:08","percent_change":-8.25637,"prev_day_close":130.549995422363},{"option":"SPXW260327C06875000","bid":143.1,"bid_size":7.0,"ask":144.1,"ask_size":6.0,"iv":0.167,"open_interest":19.0,"volume":2.0,"delta":0.5096,"gamma":0.0011,"vega":8.6204,"theta":-1.9491,"rho":3.3919,"theo":143.4377,"change":21.05,"open":161.7,"high":161.7,"low":161.7,"tick":"up","last_trade_price":161.7,"last_trade_time":"2026-02-18T10:13:10","percent_change":14.9662,"prev_day_close":151.700004577637},{"option":"SPXW260327P06875000","bid":143.9,"bid_size":6.0,"ask":145.1,"ask_size":11.0,"iv":0.1667,"open_interest":65.0,"volume":12.0,"delta":-0.4904,"gamma":0.0011,"vega":8.6204,"theta":-1.9488,"rho":-3.5472,"theo":144.4052,"change":-14.75,"open":143.41,"high":143.41,"low":116.54,"tick":"up","last_trade_price":132.2,"last_trade_time":"2026-02-18T15:44:56","percent_change":-10.0374,"prev_day_close":132.25},{"option":"SPXW260327C06880000","bid":139.8,"bid_size":7.0,"ask":140.9,"ask_size":6.0,"iv":0.1662,"open_interest":16.0,"volume":0.0,"delta":0.5041,"gamma":0.0011,"vega":8.6224,"theta":-1.9403,"rho":3.3558,"theo":140.2845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.61,"last_trade_time":"2026-02-12T12:04:25","percent_change":0.0,"prev_day_close":148.450004577637},{"option":"SPXW260327P06880000","bid":145.7,"bid_size":6.0,"ask":146.9,"ask_size":11.0,"iv":0.1661,"open_interest":58.0,"volume":5.0,"delta":-0.4959,"gamma":0.0011,"vega":8.6224,"theta":-1.9385,"rho":-3.5883,"theo":146.2308,"change":-18.65,"open":130.1,"high":130.1,"low":130.1,"tick":"down","last_trade_price":130.1,"last_trade_time":"2026-02-18T15:52:26","percent_change":-12.5378,"prev_day_close":134.0},{"option":"SPXW260327C06885000","bid":136.7,"bid_size":7.0,"ask":137.8,"ask_size":6.0,"iv":0.1653,"open_interest":0.0,"volume":0.0,"delta":0.4984,"gamma":0.0011,"vega":8.6229,"theta":-1.9311,"rho":3.3195,"theo":137.1575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":145.200004577637},{"option":"SPXW260327P06885000","bid":147.5,"bid_size":6.0,"ask":148.8,"ask_size":6.0,"iv":0.1653,"open_interest":0.0,"volume":0.0,"delta":-0.5015,"gamma":0.0011,"vega":8.6229,"theta":-1.9278,"rho":-3.6297,"theo":148.0825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":135.700004577637},{"option":"SPXW260327C06890000","bid":133.6,"bid_size":7.0,"ask":134.7,"ask_size":6.0,"iv":0.1645,"open_interest":9.0,"volume":0.0,"delta":0.4928,"gamma":0.0011,"vega":8.6217,"theta":-1.9215,"rho":3.283,"theo":134.0571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":134.68,"last_trade_time":"2026-02-17T13:40:09","percent_change":0.0,"prev_day_close":142.0},{"option":"SPXW260327P06890000","bid":149.4,"bid_size":6.0,"ask":150.7,"ask_size":10.0,"iv":0.1645,"open_interest":101.0,"volume":21.0,"delta":-0.5072,"gamma":0.0011,"vega":8.6217,"theta":-1.9167,"rho":-3.6712,"theo":149.9609,"change":-15.9,"open":124.4,"high":136.85,"low":124.4,"tick":"up","last_trade_price":136.85,"last_trade_time":"2026-02-18T15:59:48","percent_change":-10.4092,"prev_day_close":137.5},{"option":"SPXW260327C06895000","bid":130.7,"bid_size":7.0,"ask":131.7,"ask_size":6.0,"iv":0.1636,"open_interest":2.0,"volume":2.0,"delta":0.4871,"gamma":0.0011,"vega":8.6189,"theta":-1.9114,"rho":3.2464,"theo":130.9837,"change":21.87,"open":149.35,"high":150.32,"low":149.35,"tick":"up","last_trade_price":150.32,"last_trade_time":"2026-02-18T10:29:38","percent_change":17.0261,"prev_day_close":138.849998474121},{"option":"SPXW260327P06895000","bid":151.3,"bid_size":2.0,"ask":152.6,"ask_size":2.0,"iv":0.1636,"open_interest":0.0,"volume":0.0,"delta":-0.5129,"gamma":0.0011,"vega":8.6189,"theta":-1.9052,"rho":-3.7129,"theo":151.8663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":139.299995422363},{"option":"SPXW260327C06900000","bid":127.5,"bid_size":7.0,"ask":128.6,"ask_size":6.0,"iv":0.1628,"open_interest":1248.0,"volume":1509.0,"delta":0.4813,"gamma":0.0011,"vega":8.6144,"theta":-1.9009,"rho":3.2096,"theo":127.9377,"change":10.5,"open":146.0,"high":147.8,"low":132.0,"tick":"up","last_trade_price":136.0,"last_trade_time":"2026-02-18T15:43:33","percent_change":8.36653,"prev_day_close":135.650001525879},{"option":"SPXW260327P06900000","bid":153.3,"bid_size":2.0,"ask":154.5,"ask_size":6.0,"iv":0.1628,"open_interest":1506.0,"volume":1556.0,"delta":-0.5187,"gamma":0.0011,"vega":8.6144,"theta":-1.8932,"rho":-3.7546,"theo":153.799,"change":0.75,"open":152.0,"high":152.34,"low":122.03,"tick":"down","last_trade_price":140.4,"last_trade_time":"2026-02-18T15:43:33","percent_change":0.531349,"prev_day_close":141.150001525879},{"option":"SPXW260327C06905000","bid":124.5,"bid_size":7.0,"ask":125.6,"ask_size":6.0,"iv":0.1619,"open_interest":16.0,"volume":1.0,"delta":0.4755,"gamma":0.0011,"vega":8.6081,"theta":-1.89,"rho":3.1727,"theo":124.9195,"change":23.65,"open":146.2,"high":146.2,"low":146.2,"tick":"up","last_trade_price":146.2,"last_trade_time":"2026-02-18T10:17:42","percent_change":19.2982,"prev_day_close":132.599998474121},{"option":"SPXW260327P06905000","bid":155.3,"bid_size":2.0,"ask":156.5,"ask_size":2.0,"iv":0.1616,"open_interest":0.0,"volume":0.0,"delta":-0.5245,"gamma":0.0011,"vega":8.6081,"theta":-1.8807,"rho":-3.7967,"theo":155.7596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":143.0},{"option":"SPXW260327C06910000","bid":121.5,"bid_size":7.0,"ask":122.6,"ask_size":6.0,"iv":0.161,"open_interest":23.0,"volume":0.0,"delta":0.4696,"gamma":0.0011,"vega":8.6001,"theta":-1.8786,"rho":3.1354,"theo":121.9297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":118.03,"last_trade_time":"2026-02-17T15:51:35","percent_change":0.0,"prev_day_close":129.450004577637},{"option":"SPXW260327P06910000","bid":157.2,"bid_size":6.0,"ask":158.5,"ask_size":6.0,"iv":0.161,"open_interest":129.0,"volume":51.0,"delta":-0.5304,"gamma":0.0011,"vega":8.6001,"theta":-1.8679,"rho":-3.839,"theo":157.7486,"change":-13.09,"open":157.3,"high":157.82,"low":129.1,"tick":"up","last_trade_price":147.81,"last_trade_time":"2026-02-18T14:36:17","percent_change":-8.13548,"prev_day_close":144.900001525879},{"option":"SPXW260327C06915000","bid":118.7,"bid_size":7.0,"ask":119.7,"ask_size":6.0,"iv":0.1603,"open_interest":5.0,"volume":0.0,"delta":0.4637,"gamma":0.0011,"vega":8.5902,"theta":-1.8668,"rho":3.0975,"theo":118.9691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":115.21,"last_trade_time":"2026-02-17T15:51:35","percent_change":0.0,"prev_day_close":126.349998474121},{"option":"SPXW260327P06915000","bid":159.3,"bid_size":2.0,"ask":160.5,"ask_size":2.0,"iv":0.1602,"open_interest":0.0,"volume":0.0,"delta":-0.5363,"gamma":0.0011,"vega":8.5902,"theta":-1.8546,"rho":-3.8819,"theo":159.7667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":146.799995422363},{"option":"SPXW260327C06920000","bid":115.8,"bid_size":7.0,"ask":116.8,"ask_size":6.0,"iv":0.1595,"open_interest":45.0,"volume":2.0,"delta":0.4577,"gamma":0.0012,"vega":8.5783,"theta":-1.8546,"rho":3.0591,"theo":116.0385,"change":20.47,"open":133.45,"high":134.37,"low":133.45,"tick":"up","last_trade_price":134.37,"last_trade_time":"2026-02-18T10:29:38","percent_change":17.9719,"prev_day_close":123.349998474121},{"option":"SPXW260327P06920000","bid":161.3,"bid_size":2.0,"ask":162.6,"ask_size":6.0,"iv":0.1592,"open_interest":21.0,"volume":0.0,"delta":-0.5423,"gamma":0.0012,"vega":8.5783,"theta":-1.8409,"rho":-3.9254,"theo":161.8148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":182.47,"last_trade_time":"2026-02-17T09:33:12","percent_change":0.0,"prev_day_close":148.75},{"option":"SPXW260327C06925000","bid":112.8,"bid_size":7.0,"ask":113.9,"ask_size":11.0,"iv":0.1586,"open_interest":30.0,"volume":1.0,"delta":0.4517,"gamma":0.0012,"vega":8.5643,"theta":-1.8419,"rho":3.0199,"theo":113.1388,"change":22.45,"open":133.55,"high":133.55,"low":133.55,"tick":"up","last_trade_price":133.55,"last_trade_time":"2026-02-18T10:17:42","percent_change":20.207,"prev_day_close":120.349998474121},{"option":"SPXW260327P06925000","bid":163.4,"bid_size":2.0,"ask":164.7,"ask_size":2.0,"iv":0.1583,"open_interest":305.0,"volume":58.0,"delta":-0.5483,"gamma":0.0012,"vega":8.5643,"theta":-1.8267,"rho":-3.9696,"theo":163.8939,"change":-19.15,"open":144.26,"high":148.1,"low":130.87,"tick":"up","last_trade_price":148.1,"last_trade_time":"2026-02-18T16:00:07","percent_change":-11.4499,"prev_day_close":150.700004577637},{"option":"SPXW260327C06930000","bid":110.1,"bid_size":7.0,"ask":111.0,"ask_size":6.0,"iv":0.1578,"open_interest":16.0,"volume":1.0,"delta":0.4456,"gamma":0.0012,"vega":8.5482,"theta":-1.8288,"rho":2.9801,"theo":110.2712,"change":19.3,"open":127.6,"high":127.6,"low":127.6,"tick":"up","last_trade_price":127.6,"last_trade_time":"2026-02-18T12:46:58","percent_change":17.8209,"prev_day_close":117.349998474121},{"option":"SPXW260327P06930000","bid":165.6,"bid_size":2.0,"ask":166.8,"ask_size":2.0,"iv":0.1577,"open_interest":254.0,"volume":4.0,"delta":-0.5544,"gamma":0.0012,"vega":8.5482,"theta":-1.8121,"rho":-4.0145,"theo":166.0051,"change":-21.1,"open":140.0,"high":141.0,"low":136.0,"tick":"up","last_trade_price":137.5,"last_trade_time":"2026-02-18T10:50:09","percent_change":-12.4557,"prev_day_close":152.799995422363},{"option":"SPXW260327C06935000","bid":107.2,"bid_size":7.0,"ask":108.2,"ask_size":6.0,"iv":0.1569,"open_interest":3.0,"volume":3.0,"delta":0.4395,"gamma":0.0012,"vega":8.5299,"theta":-1.8152,"rho":2.9397,"theo":107.4366,"change":20.66,"open":126.21,"high":126.21,"low":126.21,"tick":"no_change","last_trade_price":126.21,"last_trade_time":"2026-02-18T13:12:35","percent_change":19.5737,"prev_day_close":114.5},{"option":"SPXW260327P06935000","bid":167.7,"bid_size":2.0,"ask":169.0,"ask_size":2.0,"iv":0.1569,"open_interest":0.0,"volume":0.0,"delta":-0.5605,"gamma":0.0012,"vega":8.5299,"theta":-1.7971,"rho":-4.0599,"theo":168.1492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":154.799995422363},{"option":"SPXW260327C06940000","bid":104.5,"bid_size":7.0,"ask":105.4,"ask_size":6.0,"iv":0.1561,"open_interest":24.0,"volume":1.0,"delta":0.4333,"gamma":0.0012,"vega":8.5094,"theta":-1.8013,"rho":2.8989,"theo":104.6359,"change":18.3,"open":121.2,"high":121.2,"low":121.2,"tick":"up","last_trade_price":121.2,"last_trade_time":"2026-02-18T12:36:16","percent_change":17.7843,"prev_day_close":111.599998474121},{"option":"SPXW260327P06940000","bid":169.9,"bid_size":2.0,"ask":171.2,"ask_size":2.0,"iv":0.1561,"open_interest":61.0,"volume":10.0,"delta":-0.5667,"gamma":0.0012,"vega":8.5094,"theta":-1.7816,"rho":-4.1057,"theo":170.3273,"change":-34.61,"open":139.29,"high":139.29,"low":139.29,"tick":"down","last_trade_price":139.29,"last_trade_time":"2026-02-18T12:08:12","percent_change":-19.9022,"prev_day_close":156.900001525879},{"option":"SPXW260327C06945000","bid":101.6,"bid_size":7.0,"ask":103.0,"ask_size":7.0,"iv":0.1554,"open_interest":0.0,"volume":0.0,"delta":0.4271,"gamma":0.0012,"vega":8.4868,"theta":-1.7868,"rho":2.8579,"theo":101.8701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260327P06945000","bid":171.3,"bid_size":6.0,"ask":174.1,"ask_size":5.0,"iv":0.1553,"open_interest":0.0,"volume":0.0,"delta":-0.5729,"gamma":0.0012,"vega":8.4868,"theta":-1.7657,"rho":-4.1518,"theo":172.5402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260327C06950000","bid":98.9,"bid_size":12.0,"ask":99.9,"ask_size":6.0,"iv":0.1544,"open_interest":375.0,"volume":1.0,"delta":0.4208,"gamma":0.0012,"vega":8.4621,"theta":-1.772,"rho":2.8168,"theo":99.1397,"change":19.23,"open":116.73,"high":116.73,"low":116.73,"tick":"up","last_trade_price":116.73,"last_trade_time":"2026-02-18T11:30:25","percent_change":19.7231,"prev_day_close":105.849998474121},{"option":"SPXW260327P06950000","bid":174.3,"bid_size":6.0,"ask":175.7,"ask_size":2.0,"iv":0.1544,"open_interest":540.0,"volume":88.0,"delta":-0.5791,"gamma":0.0012,"vega":8.4621,"theta":-1.7494,"rho":-4.1979,"theo":174.7886,"change":-23.27,"open":157.55,"high":157.55,"low":141.42,"tick":"up","last_trade_price":142.99,"last_trade_time":"2026-02-18T13:09:32","percent_change":-13.0328,"prev_day_close":161.050003051758},{"option":"SPXW260327C06955000","bid":96.3,"bid_size":7.0,"ask":97.6,"ask_size":7.0,"iv":0.1538,"open_interest":0.0,"volume":0.0,"delta":0.4145,"gamma":0.0012,"vega":8.4354,"theta":-1.7568,"rho":2.7758,"theo":96.4456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260327P06955000","bid":175.8,"bid_size":6.0,"ask":178.7,"ask_size":5.0,"iv":0.1536,"open_interest":0.0,"volume":0.0,"delta":-0.5854,"gamma":0.0012,"vega":8.4354,"theta":-1.7326,"rho":-4.2439,"theo":177.0732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260327C06960000","bid":93.6,"bid_size":13.0,"ask":94.6,"ask_size":6.0,"iv":0.1528,"open_interest":39.0,"volume":0.0,"delta":0.4082,"gamma":0.0012,"vega":8.4067,"theta":-1.7411,"rho":2.7348,"theo":93.7883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.77,"last_trade_time":"2026-02-17T11:03:44","percent_change":0.0,"prev_day_close":100.299999237061},{"option":"SPXW260327P06960000","bid":179.1,"bid_size":2.0,"ask":180.3,"ask_size":2.0,"iv":0.1527,"open_interest":16.0,"volume":0.0,"delta":-0.5918,"gamma":0.0012,"vega":8.4067,"theta":-1.7155,"rho":-4.29,"theo":179.3947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.7,"last_trade_time":"2026-02-13T10:35:57","percent_change":0.0,"prev_day_close":165.449996948242},{"option":"SPXW260327C06970000","bid":88.5,"bid_size":7.0,"ask":89.5,"ask_size":12.0,"iv":0.1512,"open_interest":90.0,"volume":1.0,"delta":0.3954,"gamma":0.0012,"vega":8.3427,"theta":-1.7086,"rho":2.6521,"theo":88.5875,"change":13.03,"open":100.38,"high":100.38,"low":100.38,"tick":"up","last_trade_price":100.38,"last_trade_time":"2026-02-18T15:56:47","percent_change":14.917,"prev_day_close":94.8499984741211},{"option":"SPXW260327P06970000","bid":183.9,"bid_size":2.0,"ask":185.1,"ask_size":2.0,"iv":0.1511,"open_interest":132.0,"volume":0.0,"delta":-0.6046,"gamma":0.0012,"vega":8.3427,"theta":-1.68,"rho":-4.3827,"theo":184.1514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.32,"last_trade_time":"2026-02-13T09:30:27","percent_change":0.0,"prev_day_close":169.949996948242},{"option":"SPXW260327C06975000","bid":85.9,"bid_size":13.0,"ask":86.9,"ask_size":6.0,"iv":0.1503,"open_interest":336.0,"volume":0.0,"delta":0.389,"gamma":0.0012,"vega":8.3072,"theta":-1.6918,"rho":2.6102,"theo":86.0459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.69,"last_trade_time":"2026-02-17T15:45:16","percent_change":0.0,"prev_day_close":92.1500015258789},{"option":"SPXW260327P06975000","bid":186.2,"bid_size":6.0,"ask":187.5,"ask_size":2.0,"iv":0.1504,"open_interest":241.0,"volume":60.0,"delta":-0.611,"gamma":0.0012,"vega":8.3072,"theta":-1.6617,"rho":-4.4298,"theo":186.5886,"change":-38.11,"open":165.42,"high":165.42,"low":151.07,"tick":"up","last_trade_price":152.59,"last_trade_time":"2026-02-18T13:08:15","percent_change":-19.9843,"prev_day_close":172.400001525879},{"option":"SPXW260327C06980000","bid":83.5,"bid_size":7.0,"ask":84.5,"ask_size":13.0,"iv":0.1496,"open_interest":290.0,"volume":3.0,"delta":0.3825,"gamma":0.0012,"vega":8.269,"theta":-1.6746,"rho":2.5676,"theo":83.545,"change":17.9,"open":100.3,"high":100.3,"low":100.3,"tick":"no_change","last_trade_price":100.3,"last_trade_time":"2026-02-18T11:12:43","percent_change":21.7233,"prev_day_close":89.5499992370606},{"option":"SPXW260327P06980000","bid":188.7,"bid_size":6.0,"ask":190.0,"ask_size":2.0,"iv":0.1496,"open_interest":21.0,"volume":0.0,"delta":-0.6175,"gamma":0.0012,"vega":8.269,"theta":-1.643,"rho":-4.4774,"theo":189.0665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.19,"last_trade_time":"2026-02-11T15:29:30","percent_change":0.0,"prev_day_close":174.700004577637},{"option":"SPXW260327C06990000","bid":78.7,"bid_size":7.0,"ask":79.6,"ask_size":13.0,"iv":0.1481,"open_interest":23.0,"volume":6.0,"delta":0.3695,"gamma":0.0012,"vega":8.1843,"theta":-1.6392,"rho":2.4808,"theo":78.6698,"change":3.22,"open":93.1,"high":93.1,"low":80.87,"tick":"down","last_trade_price":80.87,"last_trade_time":"2026-02-18T14:58:14","percent_change":4.14681,"prev_day_close":84.4500007629394},{"option":"SPXW260327P06990000","bid":193.8,"bid_size":5.0,"ask":195.1,"ask_size":2.0,"iv":0.1482,"open_interest":17.0,"volume":0.0,"delta":-0.6305,"gamma":0.0012,"vega":8.1843,"theta":-1.6046,"rho":-4.5743,"theo":194.1488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.6,"last_trade_time":"2026-02-13T09:55:22","percent_change":0.0,"prev_day_close":179.5},{"option":"SPXW260327C07000000","bid":73.9,"bid_size":14.0,"ask":74.8,"ask_size":15.0,"iv":0.1463,"open_interest":2761.0,"volume":6.0,"delta":0.3564,"gamma":0.0012,"vega":8.0892,"theta":-1.6024,"rho":2.3932,"theo":73.969,"change":15.74,"open":76.95,"high":88.79,"low":76.95,"tick":"up","last_trade_price":88.79,"last_trade_time":"2026-02-18T10:59:23","percent_change":21.5469,"prev_day_close":79.5},{"option":"SPXW260327P07000000","bid":199.1,"bid_size":2.0,"ask":200.4,"ask_size":2.0,"iv":0.1464,"open_interest":2233.0,"volume":0.0,"delta":-0.6436,"gamma":0.0012,"vega":8.0892,"theta":-1.5648,"rho":-4.672,"theo":199.4055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.0,"last_trade_time":"2026-02-12T15:48:50","percent_change":0.0,"prev_day_close":184.399993896484},{"option":"SPXW260327C07010000","bid":69.4,"bid_size":7.0,"ask":70.3,"ask_size":15.0,"iv":0.1449,"open_interest":25.0,"volume":2.0,"delta":0.3432,"gamma":0.0012,"vega":7.9854,"theta":-1.5643,"rho":2.3064,"theo":69.4461,"change":3.7,"open":72.35,"high":72.35,"low":72.35,"tick":"up","last_trade_price":72.35,"last_trade_time":"2026-02-18T09:48:08","percent_change":5.38966,"prev_day_close":74.6500015258789},{"option":"SPXW260327P07010000","bid":204.5,"bid_size":1.0,"ask":205.8,"ask_size":1.0,"iv":0.1449,"open_interest":19.0,"volume":1.0,"delta":-0.6567,"gamma":0.0012,"vega":7.9854,"theta":-1.5237,"rho":-4.7688,"theo":204.8401,"change":-33.15,"open":176.1,"high":176.1,"low":176.1,"tick":"down","last_trade_price":176.1,"last_trade_time":"2026-02-18T13:28:54","percent_change":-15.8423,"prev_day_close":189.700004577637},{"option":"SPXW260327C07020000","bid":65.0,"bid_size":14.0,"ask":65.9,"ask_size":8.0,"iv":0.1434,"open_interest":26.0,"volume":0.0,"delta":0.3301,"gamma":0.0012,"vega":7.8734,"theta":-1.525,"rho":2.2204,"theo":65.1013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":65.8,"last_trade_time":"2026-02-17T09:42:11","percent_change":0.0,"prev_day_close":70.0},{"option":"SPXW260327P07020000","bid":210.0,"bid_size":1.0,"ask":211.4,"ask_size":1.0,"iv":0.1434,"open_interest":7.0,"volume":0.0,"delta":-0.6699,"gamma":0.0012,"vega":7.8734,"theta":-1.4815,"rho":-4.8649,"theo":210.4529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":233.0,"last_trade_time":"2026-02-13T09:55:22","percent_change":0.0,"prev_day_close":194.950004577637},{"option":"SPXW260327C07025000","bid":62.9,"bid_size":7.0,"ask":63.8,"ask_size":15.0,"iv":0.1426,"open_interest":64.0,"volume":1.0,"delta":0.3235,"gamma":0.0012,"vega":7.814,"theta":-1.505,"rho":2.1772,"theo":62.9959,"change":1.13,"open":63.43,"high":63.43,"low":63.43,"tick":"up","last_trade_price":63.43,"last_trade_time":"2026-02-18T09:36:40","percent_change":1.81381,"prev_day_close":67.75},{"option":"SPXW260327P07025000","bid":213.0,"bid_size":1.0,"ask":214.2,"ask_size":1.0,"iv":0.1427,"open_interest":5.0,"volume":0.0,"delta":-0.6765,"gamma":0.0012,"vega":7.814,"theta":-1.46,"rho":-4.9131,"theo":213.3262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.51,"last_trade_time":"2026-02-10T15:54:46","percent_change":0.0,"prev_day_close":197.700004577637},{"option":"SPXW260327C07030000","bid":60.8,"bid_size":14.0,"ask":61.7,"ask_size":15.0,"iv":0.1419,"open_interest":50.0,"volume":0.0,"delta":0.3169,"gamma":0.0012,"vega":7.7519,"theta":-1.4847,"rho":2.1337,"theo":60.9353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.15,"last_trade_time":"2026-02-17T11:32:52","percent_change":0.0,"prev_day_close":65.5},{"option":"SPXW260327P07030000","bid":215.8,"bid_size":1.0,"ask":217.1,"ask_size":1.0,"iv":0.1421,"open_interest":14.0,"volume":0.0,"delta":-0.6831,"gamma":0.0012,"vega":7.7519,"theta":-1.4382,"rho":-4.9618,"theo":216.2444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.79,"last_trade_time":"2026-02-12T15:48:50","percent_change":0.0,"prev_day_close":200.300003051758},{"option":"SPXW260327C07040000","bid":56.8,"bid_size":7.0,"ask":57.5,"ask_size":15.0,"iv":0.1404,"open_interest":2522.0,"volume":10.0,"delta":0.3038,"gamma":0.0012,"vega":7.619,"theta":-1.4433,"rho":2.0455,"theo":56.9486,"change":-2.85,"open":61.62,"high":70.4,"low":58.08,"tick":"up","last_trade_price":65.05,"last_trade_time":"2026-02-18T15:54:19","percent_change":-4.65306,"prev_day_close":61.25},{"option":"SPXW260327P07040000","bid":221.7,"bid_size":1.0,"ask":223.0,"ask_size":1.0,"iv":0.1407,"open_interest":6.0,"volume":0.0,"delta":-0.6962,"gamma":0.0012,"vega":7.619,"theta":-1.3938,"rho":-5.06,"theo":222.2152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":167.85,"last_trade_time":"2026-02-10T15:50:56","percent_change":0.0,"prev_day_close":206.199996948242},{"option":"SPXW260327C07050000","bid":52.9,"bid_size":8.0,"ask":53.8,"ask_size":17.0,"iv":0.139,"open_interest":177.0,"volume":48.0,"delta":0.2908,"gamma":0.0011,"vega":7.4753,"theta":-1.4009,"rho":1.9575,"theo":53.1399,"change":2.7,"open":53.51,"high":65.6,"low":53.51,"tick":"up","last_trade_price":55.2,"last_trade_time":"2026-02-18T15:34:20","percent_change":5.14286,"prev_day_close":57.0500011444092},{"option":"SPXW260327P07050000","bid":225.9,"bid_size":4.0,"ask":231.3,"ask_size":4.0,"iv":0.1391,"open_interest":22.0,"volume":2.0,"delta":-0.7092,"gamma":0.0011,"vega":7.4753,"theta":-1.3484,"rho":-5.1581,"theo":228.364,"change":-17.15,"open":215.7,"high":215.7,"low":215.7,"tick":"down","last_trade_price":215.7,"last_trade_time":"2026-02-18T15:34:53","percent_change":-7.36526,"prev_day_close":211.900001525879},{"option":"SPXW260327C07060000","bid":49.2,"bid_size":17.0,"ask":49.9,"ask_size":15.0,"iv":0.1375,"open_interest":2514.0,"volume":11.0,"delta":0.2778,"gamma":0.0011,"vega":7.3237,"theta":-1.3575,"rho":1.8715,"theo":49.5037,"change":-2.45,"open":53.62,"high":61.65,"low":50.33,"tick":"up","last_trade_price":56.6,"last_trade_time":"2026-02-18T15:54:19","percent_change":-4.61394,"prev_day_close":53.1000003814697},{"option":"SPXW260327P07060000","bid":232.1,"bid_size":4.0,"ask":238.0,"ask_size":4.0,"iv":0.1379,"open_interest":1.0,"volume":0.0,"delta":-0.7221,"gamma":0.0011,"vega":7.3237,"theta":-1.302,"rho":-5.2542,"theo":234.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.44,"last_trade_time":"2026-02-10T15:50:56","percent_change":0.0,"prev_day_close":217.649993896484},{"option":"SPXW260327C07070000","bid":45.7,"bid_size":8.0,"ask":46.6,"ask_size":18.0,"iv":0.1362,"open_interest":51.0,"volume":0.0,"delta":0.265,"gamma":0.0011,"vega":7.1656,"theta":-1.3131,"rho":1.7868,"theo":46.0336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.27,"last_trade_time":"2026-02-17T16:06:05","percent_change":0.0,"prev_day_close":49.2999992370606},{"option":"SPXW260327P07070000","bid":238.3,"bid_size":4.0,"ask":244.3,"ask_size":4.0,"iv":0.1363,"open_interest":2.0,"volume":2.0,"delta":-0.735,"gamma":0.0011,"vega":7.1656,"theta":-1.2547,"rho":-5.3489,"theo":241.1727,"change":-30.4,"open":222.0,"high":222.0,"low":215.0,"tick":"down","last_trade_price":215.0,"last_trade_time":"2026-02-18T15:53:10","percent_change":-12.3879,"prev_day_close":224.050003051758},{"option":"SPXW260327C07075000","bid":44.0,"bid_size":8.0,"ask":44.9,"ask_size":18.0,"iv":0.1356,"open_interest":60.0,"volume":1.0,"delta":0.2586,"gamma":0.0011,"vega":7.0835,"theta":-1.2907,"rho":1.7445,"theo":44.3595,"change":11.6,"open":55.4,"high":55.4,"low":55.4,"tick":"up","last_trade_price":55.4,"last_trade_time":"2026-02-18T10:42:33","percent_change":26.484,"prev_day_close":47.5},{"option":"SPXW260327P07075000","bid":241.8,"bid_size":4.0,"ask":247.3,"ask_size":4.0,"iv":0.1356,"open_interest":1.0,"volume":0.0,"delta":-0.7413,"gamma":0.0011,"vega":7.0835,"theta":-1.2307,"rho":-5.3963,"theo":244.4774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.5,"last_trade_time":"2026-01-29T12:55:26","percent_change":0.0,"prev_day_close":227.200004577637},{"option":"SPXW260327C07080000","bid":42.3,"bid_size":17.0,"ask":43.2,"ask_size":18.0,"iv":0.1349,"open_interest":45.0,"volume":13.0,"delta":0.2523,"gamma":0.0011,"vega":6.9988,"theta":-1.268,"rho":1.7019,"theo":42.7257,"change":9.6,"open":48.55,"high":53.3,"low":48.55,"tick":"down","last_trade_price":51.8,"last_trade_time":"2026-02-18T11:20:57","percent_change":22.7488,"prev_day_close":45.7000007629394},{"option":"SPXW260327P07080000","bid":245.0,"bid_size":4.0,"ask":251.1,"ask_size":4.0,"iv":0.1352,"open_interest":7.0,"volume":0.0,"delta":-0.7477,"gamma":0.0011,"vega":6.9988,"theta":-1.2066,"rho":-5.4439,"theo":247.8223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.0,"last_trade_time":"2026-01-26T13:39:05","percent_change":0.0,"prev_day_close":229.899993896484},{"option":"SPXW260327C07090000","bid":39.2,"bid_size":8.0,"ask":40.0,"ask_size":20.0,"iv":0.1337,"open_interest":145.0,"volume":3.0,"delta":0.2398,"gamma":0.0011,"vega":6.8211,"theta":-1.222,"rho":1.6166,"theo":39.5787,"change":8.1,"open":49.3,"high":49.3,"low":47.15,"tick":"down","last_trade_price":47.15,"last_trade_time":"2026-02-18T13:30:03","percent_change":20.7426,"prev_day_close":42.2999992370606},{"option":"SPXW260327P07090000","bid":251.2,"bid_size":4.0,"ask":257.7,"ask_size":4.0,"iv":0.1334,"open_interest":3.0,"volume":0.0,"delta":-0.7602,"gamma":0.0011,"vega":6.8211,"theta":-1.1576,"rho":-5.5393,"theo":254.6328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.0,"last_trade_time":"2026-01-28T15:50:26","percent_change":0.0,"prev_day_close":236.450004577637},{"option":"SPXW260327C07100000","bid":36.2,"bid_size":8.0,"ask":37.0,"ask_size":21.0,"iv":0.1324,"open_interest":194.0,"volume":42.0,"delta":0.2274,"gamma":0.001,"vega":6.6342,"theta":-1.1753,"rho":1.533,"theo":36.5902,"change":4.16,"open":36.8,"high":46.2,"low":36.8,"tick":"up","last_trade_price":40.31,"last_trade_time":"2026-02-18T14:41:21","percent_change":11.5076,"prev_day_close":39.0},{"option":"SPXW260327P07100000","bid":258.6,"bid_size":4.0,"ask":264.8,"ask_size":4.0,"iv":0.1326,"open_interest":40.0,"volume":2.0,"delta":-0.7726,"gamma":0.001,"vega":6.6342,"theta":-1.1079,"rho":-5.633,"theo":261.6019,"change":-37.8,"open":220.0,"high":228.3,"low":220.0,"tick":"up","last_trade_price":228.3,"last_trade_time":"2026-02-18T13:34:00","percent_change":-14.2052,"prev_day_close":243.0},{"option":"SPXW260327C07110000","bid":33.4,"bid_size":9.0,"ask":34.1,"ask_size":21.0,"iv":0.1312,"open_interest":20.0,"volume":3.0,"delta":0.2152,"gamma":0.001,"vega":6.4422,"theta":-1.128,"rho":1.4521,"theo":33.7557,"change":2.82,"open":36.12,"high":36.12,"low":36.12,"tick":"up","last_trade_price":36.12,"last_trade_time":"2026-02-18T15:44:33","percent_change":8.46847,"prev_day_close":35.9499988555908},{"option":"SPXW260327P07110000","bid":265.5,"bid_size":4.0,"ask":271.8,"ask_size":4.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.7848,"gamma":0.001,"vega":6.4422,"theta":-1.0577,"rho":-5.724,"theo":268.7249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":249.899993896484},{"option":"SPXW260327C07120000","bid":30.6,"bid_size":9.0,"ask":31.4,"ask_size":22.0,"iv":0.1299,"open_interest":49.0,"volume":1.0,"delta":0.2032,"gamma":0.001,"vega":6.2456,"theta":-1.0803,"rho":1.3725,"theo":31.0723,"change":0.68,"open":31.38,"high":31.38,"low":31.38,"tick":"up","last_trade_price":31.38,"last_trade_time":"2026-02-18T15:15:51","percent_change":2.21498,"prev_day_close":33.0500011444092},{"option":"SPXW260327P07120000","bid":272.9,"bid_size":4.0,"ask":278.8,"ask_size":4.0,"iv":0.1298,"open_interest":17.0,"volume":0.0,"delta":-0.7967,"gamma":0.001,"vega":6.2456,"theta":-1.007,"rho":-5.8137,"theo":275.999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":246.49,"last_trade_time":"2026-02-03T15:42:16","percent_change":0.0,"prev_day_close":256.949996948242},{"option":"SPXW260327C07125000","bid":29.4,"bid_size":9.0,"ask":30.2,"ask_size":22.0,"iv":0.1295,"open_interest":53.0,"volume":5.0,"delta":0.1974,"gamma":0.001,"vega":6.1446,"theta":-1.0564,"rho":1.3327,"theo":29.7872,"change":0.58,"open":29.95,"high":36.97,"low":29.95,"tick":"down","last_trade_price":30.08,"last_trade_time":"2026-02-18T15:23:46","percent_change":1.9661,"prev_day_close":31.6999998092651},{"option":"SPXW260327P07125000","bid":276.0,"bid_size":4.0,"ask":282.6,"ask_size":4.0,"iv":0.1288,"open_interest":2.0,"volume":0.0,"delta":-0.8026,"gamma":0.001,"vega":6.1446,"theta":-0.9815,"rho":-5.8585,"theo":279.6927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":249.59,"last_trade_time":"2026-02-03T15:42:16","percent_change":0.0,"prev_day_close":260.600006103516},{"option":"SPXW260327C07130000","bid":28.2,"bid_size":9.0,"ask":28.9,"ask_size":23.0,"iv":0.1289,"open_interest":57.0,"volume":4.0,"delta":0.1916,"gamma":0.001,"vega":6.0414,"theta":-1.0324,"rho":1.2931,"theo":28.5401,"change":0.95,"open":35.45,"high":35.45,"low":28.83,"tick":"up","last_trade_price":32.57,"last_trade_time":"2026-02-18T15:54:22","percent_change":3.13015,"prev_day_close":30.3500003814697},{"option":"SPXW260327P07130000","bid":280.3,"bid_size":4.0,"ask":286.7,"ask_size":4.0,"iv":0.129,"open_interest":307.0,"volume":0.0,"delta":-0.8084,"gamma":0.001,"vega":6.0414,"theta":-0.9561,"rho":-5.9032,"theo":283.4243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":280.98,"last_trade_time":"2026-02-12T11:56:35","percent_change":0.0,"prev_day_close":264.349990844727},{"option":"SPXW260327C07140000","bid":25.8,"bid_size":9.0,"ask":26.5,"ask_size":24.0,"iv":0.1277,"open_interest":67.0,"volume":1.0,"delta":0.1801,"gamma":0.001,"vega":5.8289,"theta":-0.9844,"rho":1.2153,"theo":26.1594,"change":2.67,"open":28.67,"high":28.67,"low":28.67,"tick":"up","last_trade_price":28.67,"last_trade_time":"2026-02-18T16:06:03","percent_change":10.2692,"prev_day_close":27.8000001907349},{"option":"SPXW260327P07140000","bid":287.8,"bid_size":4.0,"ask":294.4,"ask_size":4.0,"iv":0.1279,"open_interest":0.0,"volume":0.0,"delta":-0.8198,"gamma":0.001,"vega":5.8289,"theta":-0.9051,"rho":-5.9911,"theo":291.0012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":271.5},{"option":"SPXW260327C07150000","bid":23.6,"bid_size":10.0,"ask":24.3,"ask_size":25.0,"iv":0.1267,"open_interest":112.0,"volume":15.0,"delta":0.169,"gamma":0.0009,"vega":5.6126,"theta":-0.9366,"rho":1.1409,"theo":23.9272,"change":1.45,"open":27.84,"high":30.08,"low":24.75,"tick":"up","last_trade_price":25.15,"last_trade_time":"2026-02-18T15:39:38","percent_change":6.11814,"prev_day_close":25.4000005722046},{"option":"SPXW260327P07150000","bid":295.5,"bid_size":4.0,"ask":301.7,"ask_size":4.0,"iv":0.1264,"open_interest":309.0,"volume":0.0,"delta":-0.831,"gamma":0.0009,"vega":5.6126,"theta":-0.8543,"rho":-6.0755,"theo":298.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":295.48,"last_trade_time":"2026-02-12T11:56:35","percent_change":0.0,"prev_day_close":279.0},{"option":"SPXW260327C07160000","bid":21.5,"bid_size":10.0,"ask":22.3,"ask_size":27.0,"iv":0.1257,"open_interest":45.0,"volume":6.0,"delta":0.1583,"gamma":0.0009,"vega":5.3959,"theta":-0.8891,"rho":1.0692,"theo":21.8398,"change":3.4,"open":25.51,"high":26.4,"low":25.2,"tick":"down","last_trade_price":25.2,"last_trade_time":"2026-02-18T13:54:19","percent_change":15.5963,"prev_day_close":23.1999998092651},{"option":"SPXW260327P07160000","bid":303.4,"bid_size":3.0,"ask":309.8,"ask_size":3.0,"iv":0.1256,"open_interest":1.0,"volume":0.0,"delta":-0.8417,"gamma":0.0009,"vega":5.3959,"theta":-0.8038,"rho":-6.1573,"theo":306.5966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":219.72,"last_trade_time":"2026-02-10T11:59:01","percent_change":0.0,"prev_day_close":286.699996948242},{"option":"SPXW260327C07170000","bid":19.6,"bid_size":10.0,"ask":20.4,"ask_size":29.0,"iv":0.1248,"open_interest":122.0,"volume":24.0,"delta":0.1479,"gamma":0.0008,"vega":5.177,"theta":-0.8422,"rho":0.9987,"theo":19.8959,"change":0.95,"open":25.15,"high":25.21,"low":20.95,"tick":"down","last_trade_price":20.95,"last_trade_time":"2026-02-18T15:39:38","percent_change":4.75,"prev_day_close":21.1999998092651},{"option":"SPXW260327P07170000","bid":310.8,"bid_size":4.0,"ask":318.0,"ask_size":3.0,"iv":0.1244,"open_interest":0.0,"volume":0.0,"delta":-0.8521,"gamma":0.0008,"vega":5.177,"theta":-0.754,"rho":-6.2379,"theo":314.6102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.950012207031},{"option":"SPXW260327C07175000","bid":18.7,"bid_size":23.0,"ask":19.5,"ask_size":30.0,"iv":0.1243,"open_interest":268.0,"volume":128.0,"delta":0.1428,"gamma":0.0008,"vega":5.0658,"theta":-0.8191,"rho":0.9641,"theo":18.9774,"change":2.95,"open":19.55,"high":24.47,"low":19.55,"tick":"up","last_trade_price":22.0,"last_trade_time":"2026-02-18T13:54:19","percent_change":15.4856,"prev_day_close":20.25},{"option":"SPXW260327P07175000","bid":314.9,"bid_size":4.0,"ask":321.8,"ask_size":3.0,"iv":0.1237,"open_interest":3.0,"volume":0.0,"delta":-0.8571,"gamma":0.0008,"vega":5.0658,"theta":-0.7293,"rho":-6.2775,"theo":318.6705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.95,"last_trade_time":"2026-02-11T11:06:13","percent_change":0.0,"prev_day_close":298.899993896484},{"option":"SPXW260327C07200000","bid":14.9,"bid_size":15.0,"ask":15.3,"ask_size":64.0,"iv":0.1222,"open_interest":1139.0,"volume":128.0,"delta":0.1192,"gamma":0.0008,"vega":4.5102,"theta":-0.7075,"rho":0.8053,"theo":14.8973,"change":0.22,"open":17.12,"high":19.35,"low":15.37,"tick":"down","last_trade_price":15.37,"last_trade_time":"2026-02-18T15:30:41","percent_change":1.45215,"prev_day_close":15.9500002861023},{"option":"SPXW260327P07200000","bid":336.2,"bid_size":3.0,"ask":342.6,"ask_size":3.0,"iv":0.1215,"open_interest":8.0,"volume":0.0,"delta":-0.8808,"gamma":0.0008,"vega":4.5102,"theta":-0.6103,"rho":-6.4616,"theo":339.4842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.5,"last_trade_time":"2026-02-09T11:56:26","percent_change":0.0,"prev_day_close":319.699996948242},{"option":"SPXW260327C07225000","bid":11.7,"bid_size":15.0,"ask":12.1,"ask_size":40.0,"iv":0.1204,"open_interest":494.0,"volume":40.0,"delta":0.0985,"gamma":0.0007,"vega":3.9721,"theta":-0.6048,"rho":0.664,"theo":11.6122,"change":-0.1,"open":12.05,"high":15.53,"low":11.87,"tick":"down","last_trade_price":11.9,"last_trade_time":"2026-02-18T15:24:03","percent_change":-0.833333,"prev_day_close":12.4499998092651},{"option":"SPXW260327P07225000","bid":357.5,"bid_size":2.0,"ask":364.7,"ask_size":3.0,"iv":0.1202,"open_interest":6.0,"volume":0.0,"delta":-0.9015,"gamma":0.0007,"vega":3.9721,"theta":-0.5002,"rho":-6.6281,"theo":361.0928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":289.05,"last_trade_time":"2026-02-11T11:06:13","percent_change":0.0,"prev_day_close":341.300003051758},{"option":"SPXW260327C07250000","bid":9.1,"bid_size":15.0,"ask":9.5,"ask_size":46.0,"iv":0.1191,"open_interest":1042.0,"volume":643.0,"delta":0.0808,"gamma":0.0006,"vega":3.4664,"theta":-0.5134,"rho":0.5449,"theo":9.028,"change":0.65,"open":9.5,"high":12.4,"low":9.3,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-18T16:06:03","percent_change":6.8783,"prev_day_close":9.69999980926514},{"option":"SPXW260327P07250000","bid":380.2,"bid_size":3.0,"ask":386.9,"ask_size":3.0,"iv":0.1187,"open_interest":6.0,"volume":0.0,"delta":-0.9192,"gamma":0.0006,"vega":3.4664,"theta":-0.4013,"rho":-6.7724,"theo":383.4024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.85,"last_trade_time":"2026-02-09T11:56:26","percent_change":0.0,"prev_day_close":363.149993896484},{"option":"SPXW260327C07275000","bid":7.1,"bid_size":15.0,"ask":7.5,"ask_size":103.0,"iv":0.1181,"open_interest":557.0,"volume":82.0,"delta":0.066,"gamma":0.0005,"vega":3.0047,"theta":-0.4345,"rho":0.4448,"theo":7.037,"change":0.59,"open":7.29,"high":9.53,"low":7.29,"tick":"down","last_trade_price":8.04,"last_trade_time":"2026-02-18T15:57:48","percent_change":7.91946,"prev_day_close":7.54999995231628},{"option":"SPXW260327P07275000","bid":403.0,"bid_size":3.0,"ask":409.7,"ask_size":3.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9339,"gamma":0.0005,"vega":3.0047,"theta":-0.3149,"rho":-6.8977,"theo":406.3053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.850006103516},{"option":"SPXW260327C07300000","bid":5.5,"bid_size":15.0,"ask":5.9,"ask_size":132.0,"iv":0.1173,"open_interest":2407.0,"volume":2031.0,"delta":0.054,"gamma":0.0004,"vega":2.5988,"theta":-0.368,"rho":0.3635,"theo":5.5234,"change":0.4,"open":5.84,"high":7.3,"low":5.76,"tick":"no_change","last_trade_price":6.25,"last_trade_time":"2026-02-18T15:57:48","percent_change":6.83761,"prev_day_close":5.90000009536743},{"option":"SPXW260327P07300000","bid":426.0,"bid_size":2.0,"ask":433.1,"ask_size":3.0,"iv":0.1166,"open_interest":2.0,"volume":0.0,"delta":-0.946,"gamma":0.0004,"vega":2.5988,"theta":-0.2409,"rho":-7.0043,"theo":429.6854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":328.77,"last_trade_time":"2026-02-09T11:23:07","percent_change":0.0,"prev_day_close":409.649993896484},{"option":"SPXW260327C07325000","bid":4.4,"bid_size":15.0,"ask":4.7,"ask_size":167.0,"iv":0.1172,"open_interest":2176.0,"volume":2035.0,"delta":0.0444,"gamma":0.0004,"vega":2.2459,"theta":-0.3129,"rho":0.2985,"theo":4.3837,"change":1.0,"open":4.64,"high":5.72,"low":4.6,"tick":"up","last_trade_price":5.65,"last_trade_time":"2026-02-18T13:02:15","percent_change":21.5054,"prev_day_close":4.59999990463257},{"option":"SPXW260327P07325000","bid":449.9,"bid_size":3.0,"ask":457.0,"ask_size":3.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.9556,"gamma":0.0004,"vega":2.2459,"theta":-0.1784,"rho":-7.0945,"theo":453.4396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.25},{"option":"SPXW260327C07350000","bid":3.5,"bid_size":15.0,"ask":3.7,"ask_size":87.0,"iv":0.1174,"open_interest":301.0,"volume":14.0,"delta":0.0367,"gamma":0.0003,"vega":1.9467,"theta":-0.2678,"rho":0.2464,"theo":3.5237,"change":-0.04,"open":3.66,"high":4.4,"low":3.54,"tick":"up","last_trade_price":3.61,"last_trade_time":"2026-02-18T15:39:38","percent_change":-1.09589,"prev_day_close":3.60000002384186},{"option":"SPXW260327P07350000","bid":473.7,"bid_size":1.0,"ask":480.9,"ask_size":2.0,"iv":0.1166,"open_interest":4.0,"volume":0.0,"delta":-0.9633,"gamma":0.0003,"vega":1.9467,"theta":-0.1259,"rho":-7.1718,"theo":477.4733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":362.21,"last_trade_time":"2026-01-28T14:51:44","percent_change":0.0,"prev_day_close":456.599990844727},{"option":"SPXW260327C07375000","bid":2.75,"bid_size":15.0,"ask":3.0,"ask_size":201.0,"iv":0.1175,"open_interest":128.0,"volume":4.0,"delta":0.0306,"gamma":0.0003,"vega":1.6924,"theta":-0.2309,"rho":0.2052,"theo":2.8709,"change":0.575,"open":3.4,"high":3.55,"low":3.4,"tick":"up","last_trade_price":3.55,"last_trade_time":"2026-02-18T13:02:17","percent_change":19.3277,"prev_day_close":2.89999997615814},{"option":"SPXW260327P07375000","bid":498.0,"bid_size":2.0,"ask":505.1,"ask_size":2.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9694,"gamma":0.0003,"vega":1.6924,"theta":-0.0815,"rho":-7.2382,"theo":501.7143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":481.149993896484},{"option":"SPXW260327C07400000","bid":2.2,"bid_size":15.0,"ask":2.45,"ask_size":211.0,"iv":0.1179,"open_interest":251.0,"volume":7.0,"delta":0.0257,"gamma":0.0002,"vega":1.4774,"theta":-0.2005,"rho":0.1721,"theo":2.3672,"change":0.27,"open":2.83,"high":2.9,"low":2.67,"tick":"down","last_trade_price":2.67,"last_trade_time":"2026-02-18T13:41:01","percent_change":11.25,"prev_day_close":2.32500004768372},{"option":"SPXW260327P07400000","bid":522.3,"bid_size":2.0,"ask":529.5,"ask_size":2.0,"iv":0.1174,"open_interest":1.0,"volume":0.0,"delta":-0.9743,"gamma":0.0002,"vega":1.4774,"theta":-0.0436,"rho":-7.2965,"theo":526.1044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":456.9,"last_trade_time":"2026-02-04T10:39:07","percent_change":0.0,"prev_day_close":505.449996948242},{"option":"SPXW260327C07425000","bid":1.8,"bid_size":15.0,"ask":2.0,"ask_size":193.0,"iv":0.1186,"open_interest":81.0,"volume":2.0,"delta":0.0217,"gamma":0.0002,"vega":1.2946,"theta":-0.1752,"rho":0.1452,"theo":1.9729,"change":0.225,"open":2.27,"high":2.27,"low":2.2,"tick":"down","last_trade_price":2.2,"last_trade_time":"2026-02-18T12:42:25","percent_change":11.3924,"prev_day_close":1.875},{"option":"SPXW260327P07425000","bid":546.7,"bid_size":3.0,"ask":554.0,"ask_size":2.0,"iv":0.1184,"open_interest":4.0,"volume":0.0,"delta":-0.9782,"gamma":0.0002,"vega":1.2946,"theta":-0.0108,"rho":-7.3486,"theo":550.604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":543.42,"last_trade_time":"2026-02-17T14:50:24","percent_change":0.0,"prev_day_close":529.899993896484},{"option":"SPXW260327C07450000","bid":1.45,"bid_size":15.0,"ask":1.65,"ask_size":113.0,"iv":0.1197,"open_interest":243.0,"volume":22.0,"delta":0.0185,"gamma":0.0002,"vega":1.1375,"theta":-0.1538,"rho":0.1236,"theo":1.6585,"change":-0.09,"open":1.86,"high":1.88,"low":1.56,"tick":"no_change","last_trade_price":1.56,"last_trade_time":"2026-02-18T15:57:02","percent_change":-5.45454,"prev_day_close":1.55000001192093},{"option":"SPXW260327P07450000","bid":571.3,"bid_size":2.0,"ask":578.6,"ask_size":2.0,"iv":0.1192,"open_interest":0.0,"volume":0.0,"delta":-0.9815,"gamma":0.0002,"vega":1.1375,"theta":0.0,"rho":-7.3955,"theo":575.1833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.399993896484},{"option":"SPXW260327C07500000","bid":0.95,"bid_size":116.0,"ask":1.2,"ask_size":220.0,"iv":0.1217,"open_interest":915.0,"volume":13.0,"delta":0.0136,"gamma":0.0001,"vega":0.8861,"theta":-0.12,"rho":0.0904,"theo":1.197,"change":0.12,"open":1.15,"high":1.3,"low":1.15,"tick":"no_change","last_trade_price":1.27,"last_trade_time":"2026-02-18T12:54:37","percent_change":10.4348,"prev_day_close":1.07499998807907},{"option":"SPXW260327P07500000","bid":620.6,"bid_size":2.0,"ask":627.9,"ask_size":2.0,"iv":0.1211,"open_interest":0.0,"volume":0.0,"delta":-0.9864,"gamma":0.0001,"vega":0.8861,"theta":0.0,"rho":-7.4791,"theo":624.5094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.700012207031},{"option":"SPXW260327C07550000","bid":0.65,"bid_size":121.0,"ask":0.9,"ask_size":234.0,"iv":0.1245,"open_interest":111.0,"volume":2.0,"delta":0.0102,"gamma":0.0001,"vega":0.6973,"theta":-0.095,"rho":0.0674,"theo":0.885,"change":0.07,"open":0.92,"high":0.92,"low":0.92,"tick":"down","last_trade_price":0.92,"last_trade_time":"2026-02-18T10:48:56","percent_change":8.2353,"prev_day_close":0.775000005960464},{"option":"SPXW260327P07550000","bid":670.0,"bid_size":3.0,"ask":677.6,"ask_size":2.0,"iv":0.1259,"open_interest":0.0,"volume":0.0,"delta":-0.9898,"gamma":0.0001,"vega":0.6973,"theta":0.0,"rho":-7.5525,"theo":673.985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":653.200012207031},{"option":"SPXW260327C07600000","bid":0.5,"bid_size":33.0,"ask":0.7,"ask_size":248.0,"iv":0.1282,"open_interest":226.0,"volume":39.0,"delta":0.0078,"gamma":0.0001,"vega":0.5559,"theta":-0.0764,"rho":0.0513,"theo":0.6712,"change":-0.08,"open":0.62,"high":0.66,"low":0.57,"tick":"no_change","last_trade_price":0.57,"last_trade_time":"2026-02-18T15:57:02","percent_change":-12.3077,"prev_day_close":0.574999988079071},{"option":"SPXW260327P07600000","bid":719.6,"bid_size":1.0,"ask":727.4,"ask_size":1.0,"iv":0.1318,"open_interest":0.0,"volume":0.0,"delta":-0.9922,"gamma":0.0001,"vega":0.5559,"theta":0.0,"rho":-7.619,"theo":723.5588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.700012207031},{"option":"SPXW260327C07650000","bid":0.4,"bid_size":37.0,"ask":0.55,"ask_size":230.0,"iv":0.1321,"open_interest":16.0,"volume":0.0,"delta":0.006,"gamma":0.0001,"vega":0.4501,"theta":-0.0627,"rho":0.0399,"theo":0.523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-12T14:29:04","percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260327P07650000","bid":769.3,"bid_size":1.0,"ask":776.9,"ask_size":1.0,"iv":0.1374,"open_interest":0.0,"volume":0.0,"delta":-0.9939,"gamma":0.0001,"vega":0.4501,"theta":0.0,"rho":-7.6809,"theo":773.1982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":753.850006103516},{"option":"SPXW260327C07700000","bid":0.3,"bid_size":37.0,"ask":0.5,"ask_size":262.0,"iv":0.1367,"open_interest":12.0,"volume":1.0,"delta":0.0048,"gamma":0.0,"vega":0.3711,"theta":-0.0526,"rho":0.0318,"theo":0.4196,"change":0.0,"open":0.4,"high":0.4,"low":0.4,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-18T11:27:40","percent_change":-1.49012e-6,"prev_day_close":0.375},{"option":"SPXW260327P07700000","bid":819.0,"bid_size":1.0,"ask":826.6,"ask_size":1.0,"iv":0.1425,"open_interest":7.0,"volume":0.0,"delta":-0.9952,"gamma":0.0,"vega":0.3711,"theta":0.0,"rho":-7.7394,"theo":822.8824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":808.39,"last_trade_time":"2026-02-13T13:54:07","percent_change":0.0,"prev_day_close":803.599975585938},{"option":"SPXW260327C07800000","bid":0.2,"bid_size":39.0,"ask":0.4,"ask_size":262.0,"iv":0.1462,"open_interest":20.0,"volume":0.0,"delta":0.0033,"gamma":0.0,"vega":0.2662,"theta":-0.0394,"rho":0.0217,"theo":0.2933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-17T15:18:24","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260327P07800000","bid":918.4,"bid_size":1.0,"ask":926.1,"ask_size":1.0,"iv":0.1544,"open_interest":1.0,"volume":0.0,"delta":-0.9967,"gamma":0.0,"vega":0.2662,"theta":0.0,"rho":-7.8504,"theo":922.3313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":908.12,"last_trade_time":"2026-02-13T13:54:07","percent_change":0.0,"prev_day_close":901.449981689453},{"option":"SPXW260327C08000000","bid":0.1,"bid_size":58.0,"ask":0.3,"ask_size":262.0,"iv":0.1659,"open_interest":911.0,"volume":0.0,"delta":0.0019,"gamma":0.0,"vega":0.1622,"theta":-0.0268,"rho":0.0125,"theo":0.1813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-13T11:03:25","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260327P08000000","bid":1117.5,"bid_size":1.0,"ask":1125.2,"ask_size":1.0,"iv":0.1797,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.1622,"theta":0.0,"rho":-8.0613,"theo":1121.3697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1102.04998779297},{"option":"SPXW260327C08200000","bid":0.05,"bid_size":59.0,"ask":0.25,"ask_size":91.0,"iv":0.1853,"open_interest":3.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.1101,"theta":-0.0202,"rho":0.0082,"theo":0.1278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-01-29T10:45:31","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260327P08200000","bid":1316.6,"bid_size":1.0,"ask":1324.3,"ask_size":1.0,"iv":0.2032,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.1099,"theta":0.0,"rho":-8.2674,"theo":1320.4665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1301.39996337891},{"option":"SPXW260327C08400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":158.0,"iv":0.2054,"open_interest":0.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0771,"theta":-0.0155,"rho":0.0056,"theo":0.0927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260327P08400000","bid":1515.8,"bid_size":1.0,"ask":1523.4,"ask_size":1.0,"iv":0.2251,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0771,"theta":0.0,"rho":-8.4717,"theo":1519.5817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1500.34997558594},{"option":"SPXW260327C08600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":93.0,"iv":0.2233,"open_interest":2.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0548,"theta":-0.0118,"rho":0.0038,"theo":0.0673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-01-23T13:07:18","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260327P08600000","bid":1714.9,"bid_size":1.0,"ask":1722.6,"ask_size":1.0,"iv":0.2517,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0548,"theta":0.0,"rho":-8.6752,"theo":1718.7067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1698.39996337891},{"option":"SPXW260327C08800000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":161.0,"iv":0.2439,"open_interest":200.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0392,"theta":-0.009,"rho":0.0027,"theo":0.049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.11,"last_trade_time":"2026-02-17T12:44:30","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260327P08800000","bid":1914.0,"bid_size":1.0,"ask":1921.7,"ask_size":1.0,"iv":0.2715,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.0391,"theta":0.0,"rho":-8.878,"theo":1917.8387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1898.75},{"option":"SPXW260327C09000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":165.0,"iv":0.2644,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0282,"theta":-0.0068,"rho":0.0019,"theo":0.0355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260327P09000000","bid":2113.2,"bid_size":1.0,"ask":2121.0,"ask_size":1.0,"iv":0.2897,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0281,"theta":0.0,"rho":-9.0806,"theo":2116.9756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2096.79992675781},{"option":"SPXW260330C02800000","bid":3979.1,"bid_size":3.0,"ask":4150.1,"ask_size":3.0,"iv":1.2564,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0427,"theta":0.0,"rho":2.9005,"theo":4057.1176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P02800000","bid":0.0,"bid_size":0.0,"ask":1.9,"ask_size":5.0,"iv":0.9722,"open_interest":0.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0427,"theta":-0.0421,"rho":-0.0039,"theo":0.2784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C03000000","bid":3782.8,"bid_size":3.0,"ask":3944.1,"ask_size":3.0,"iv":1.0378,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0533,"theta":0.0,"rho":3.1066,"theo":3858.0476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P03000000","bid":0.0,"bid_size":0.0,"ask":2.0,"ask_size":5.0,"iv":0.9056,"open_interest":0.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0532,"theta":-0.0494,"rho":-0.0049,"theo":0.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C03200000","bid":3591.0,"bid_size":3.0,"ask":3739.0,"ask_size":3.0,"iv":1.0332,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0669,"theta":0.0,"rho":3.3124,"theo":3658.9945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P03200000","bid":0.0,"bid_size":0.0,"ask":2.1,"ask_size":5.0,"iv":0.8429,"open_interest":0.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.0668,"theta":-0.0584,"rho":-0.0063,"theo":0.4101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C03400000","bid":0.0,"bid_size":0.0,"ask":0.0,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0848,"theta":0.0,"rho":3.5177,"theo":3462.3907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P03400000","bid":0.0,"bid_size":0.0,"ask":2.25,"ask_size":5.0,"iv":0.7852,"open_interest":0.0,"volume":0.0,"delta":-0.0011,"gamma":0.0,"vega":0.0848,"theta":-0.0701,"rho":-0.0081,"theo":0.5096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C03600000","bid":0.0,"bid_size":0.0,"ask":0.0,"ask_size":0.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.1096,"theta":0.0,"rho":3.7223,"theo":3263.4001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P03600000","bid":0.0,"bid_size":0.0,"ask":2.4,"ask_size":5.0,"iv":0.7301,"open_interest":0.0,"volume":0.0,"delta":-0.0015,"gamma":0.0,"vega":0.1096,"theta":-0.0855,"rho":-0.0107,"theo":0.6465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C03800000","bid":2987.4,"bid_size":3.0,"ask":3150.0,"ask_size":3.0,"iv":0.848,"open_interest":0.0,"volume":0.0,"delta":0.998,"gamma":0.0,"vega":0.1433,"theta":0.0,"rho":3.9258,"theo":3062.0404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P03800000","bid":0.0,"bid_size":0.0,"ask":2.6,"ask_size":5.0,"iv":0.6786,"open_interest":0.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.1431,"theta":-0.106,"rho":-0.0143,"theo":0.8378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C04000000","bid":2791.2,"bid_size":3.0,"ask":2951.1,"ask_size":3.0,"iv":0.8193,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.1898,"theta":0.0,"rho":4.1278,"theo":2863.1787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P04000000","bid":0.0,"bid_size":0.0,"ask":2.85,"ask_size":5.0,"iv":0.63,"open_interest":0.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.1895,"theta":-0.1329,"rho":-0.0195,"theo":1.103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C04200000","bid":2591.7,"bid_size":3.0,"ask":2750.6,"ask_size":3.0,"iv":0.7315,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.2516,"theta":0.0,"rho":4.3278,"theo":2664.4148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P04200000","bid":0.0,"bid_size":0.0,"ask":3.2,"ask_size":5.0,"iv":0.5847,"open_interest":0.0,"volume":0.0,"delta":-0.0037,"gamma":0.0,"vega":0.2512,"theta":-0.1673,"rho":-0.0266,"theo":1.4658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C04400000","bid":2384.9,"bid_size":3.0,"ask":2543.2,"ask_size":3.0,"iv":0.663,"open_interest":0.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.3344,"theta":0.0,"rho":4.525,"theo":2465.7724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P04400000","bid":0.05,"bid_size":5.0,"ask":3.6,"ask_size":5.0,"iv":0.5415,"open_interest":0.0,"volume":0.0,"delta":-0.005,"gamma":0.0,"vega":0.3343,"theta":-0.2104,"rho":-0.0366,"theo":1.953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C04600000","bid":2203.0,"bid_size":3.0,"ask":2342.6,"ask_size":3.0,"iv":0.6365,"open_interest":0.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.4406,"theta":0.0,"rho":4.7188,"theo":2267.2774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P04600000","bid":0.7,"bid_size":5.0,"ask":4.2,"ask_size":5.0,"iv":0.5093,"open_interest":0.0,"volume":0.0,"delta":-0.0069,"gamma":0.0,"vega":0.4404,"theta":-0.262,"rho":-0.0499,"theo":2.5845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C04800000","bid":2006.3,"bid_size":3.0,"ask":2141.9,"ask_size":3.0,"iv":0.5466,"open_interest":0.0,"volume":0.0,"delta":0.9906,"gamma":0.0,"vega":0.5775,"theta":0.0,"rho":4.908,"theo":2068.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P04800000","bid":1.45,"bid_size":5.0,"ask":4.9,"ask_size":5.0,"iv":0.4756,"open_interest":0.0,"volume":0.0,"delta":-0.0093,"gamma":0.0,"vega":0.5771,"theta":-0.3225,"rho":-0.0679,"theo":3.3909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05000000","bid":1857.9,"bid_size":1.0,"ask":1889.9,"ask_size":1.0,"iv":0.4818,"open_interest":0.0,"volume":0.0,"delta":0.9874,"gamma":0.0,"vega":0.7515,"theta":0.0,"rho":5.0914,"theo":1870.8496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05000000","bid":2.4,"bid_size":5.0,"ask":5.9,"ask_size":5.0,"iv":0.4424,"open_interest":0.0,"volume":0.0,"delta":-0.0126,"gamma":0.0,"vega":0.7513,"theta":-0.3923,"rho":-0.0917,"theo":4.4118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05200000","bid":1660.3,"bid_size":1.0,"ask":1691.9,"ask_size":1.0,"iv":0.4414,"open_interest":0.0,"volume":0.0,"delta":0.983,"gamma":0.0,"vega":0.973,"theta":-0.0114,"rho":5.2664,"theo":1673.0245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05200000","bid":3.7,"bid_size":5.0,"ask":7.1,"ask_size":5.0,"iv":0.4092,"open_interest":0.0,"volume":0.0,"delta":-0.017,"gamma":0.0,"vega":0.9726,"theta":-0.4725,"rho":-0.1239,"theo":5.7138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05400000","bid":1463.1,"bid_size":1.0,"ask":1494.3,"ask_size":1.0,"iv":0.4021,"open_interest":0.0,"volume":0.0,"delta":0.9768,"gamma":0.0001,"vega":1.267,"theta":-0.1618,"rho":5.4284,"theo":1475.6277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05400000","bid":5.4,"bid_size":5.0,"ask":8.9,"ask_size":5.0,"iv":0.3768,"open_interest":0.0,"volume":0.0,"delta":-0.0231,"gamma":0.0001,"vega":1.267,"theta":-0.5679,"rho":-0.169,"theo":7.4463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05600000","bid":1266.8,"bid_size":1.0,"ask":1297.5,"ask_size":1.0,"iv":0.3651,"open_interest":0.0,"volume":0.0,"delta":0.9678,"gamma":0.0001,"vega":1.6692,"theta":-0.3373,"rho":5.5694,"theo":1278.9803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05600000","bid":7.8,"bid_size":5.0,"ask":11.5,"ask_size":5.0,"iv":0.3451,"open_interest":0.0,"volume":0.0,"delta":-0.0322,"gamma":0.0001,"vega":1.6692,"theta":-0.6884,"rho":-0.2352,"theo":9.9265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05700000","bid":1169.1,"bid_size":1.0,"ask":1199.4,"ask_size":1.0,"iv":0.3471,"open_interest":0.0,"volume":0.0,"delta":0.9615,"gamma":0.0001,"vega":1.9282,"theta":-0.4396,"rho":5.6271,"theo":1181.1224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05700000","bid":9.5,"bid_size":5.0,"ask":13.4,"ask_size":5.0,"iv":0.3303,"open_interest":0.0,"volume":0.0,"delta":-0.0385,"gamma":0.0001,"vega":1.9282,"theta":-0.7631,"rho":-0.2811,"theo":11.6323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05800000","bid":1071.8,"bid_size":1.0,"ask":1101.9,"ask_size":1.0,"iv":0.3299,"open_interest":0.0,"volume":0.0,"delta":0.9536,"gamma":0.0001,"vega":2.2434,"theta":-0.5545,"rho":5.6727,"theo":1083.7241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05800000","bid":11.8,"bid_size":5.0,"ask":15.5,"ask_size":5.0,"iv":0.3155,"open_interest":0.0,"volume":0.0,"delta":-0.0464,"gamma":0.0001,"vega":2.2434,"theta":-0.8505,"rho":-0.339,"theo":13.7978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C05900000","bid":975.3,"bid_size":1.0,"ask":1004.9,"ask_size":1.0,"iv":0.3137,"open_interest":0.0,"volume":0.0,"delta":0.9434,"gamma":0.0002,"vega":2.6203,"theta":-0.6845,"rho":5.7016,"theo":986.9507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P05900000","bid":14.4,"bid_size":5.0,"ask":18.4,"ask_size":5.0,"iv":0.301,"open_interest":0.0,"volume":0.0,"delta":-0.0565,"gamma":0.0002,"vega":2.6203,"theta":-0.953,"rho":-0.4137,"theo":16.5882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06000000","bid":879.5,"bid_size":1.0,"ask":908.7,"ask_size":1.0,"iv":0.2979,"open_interest":0.0,"volume":0.0,"delta":0.9305,"gamma":0.0002,"vega":3.0754,"theta":-0.8306,"rho":5.7097,"theo":890.994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06000000","bid":17.8,"bid_size":5.0,"ask":22.3,"ask_size":5.0,"iv":0.2873,"open_interest":0.0,"volume":0.0,"delta":-0.0695,"gamma":0.0002,"vega":3.0754,"theta":-1.0715,"rho":-0.5092,"theo":20.1952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06100000","bid":784.8,"bid_size":1.0,"ask":813.4,"ask_size":1.0,"iv":0.2826,"open_interest":0.0,"volume":0.0,"delta":0.9138,"gamma":0.0002,"vega":3.608,"theta":-0.9925,"rho":5.6911,"theo":796.0994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06100000","bid":22.9,"bid_size":1.0,"ask":26.6,"ask_size":1.0,"iv":0.274,"open_interest":0.0,"volume":0.0,"delta":-0.0861,"gamma":0.0002,"vega":3.608,"theta":-1.2059,"rho":-0.6314,"theo":24.8644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06200000","bid":691.3,"bid_size":1.0,"ask":719.4,"ask_size":1.0,"iv":0.2677,"open_interest":0.0,"volume":0.0,"delta":0.8927,"gamma":0.0003,"vega":4.2324,"theta":-1.1672,"rho":5.6374,"theo":702.5382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06200000","bid":28.6,"bid_size":1.0,"ask":32.6,"ask_size":1.0,"iv":0.2604,"open_interest":0.0,"volume":0.0,"delta":-0.1073,"gamma":0.0003,"vega":4.2324,"theta":-1.353,"rho":-0.7887,"theo":30.8669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06300000","bid":599.8,"bid_size":1.0,"ask":627.0,"ask_size":1.0,"iv":0.2534,"open_interest":0.0,"volume":0.0,"delta":0.8659,"gamma":0.0004,"vega":4.9391,"theta":-1.3488,"rho":5.543,"theo":610.6308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06300000","bid":36.1,"bid_size":1.0,"ask":40.6,"ask_size":1.0,"iv":0.2474,"open_interest":0.0,"volume":0.0,"delta":-0.134,"gamma":0.0004,"vega":4.9391,"theta":-1.5071,"rho":-0.9867,"theo":38.5233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06350000","bid":554.8,"bid_size":1.0,"ask":581.5,"ask_size":1.0,"iv":0.2462,"open_interest":0.0,"volume":0.0,"delta":0.85,"gamma":0.0004,"vega":5.3178,"theta":-1.4394,"rho":5.4768,"theo":565.4201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06350000","bid":40.5,"bid_size":1.0,"ask":45.3,"ask_size":1.0,"iv":0.2406,"open_interest":0.0,"volume":0.0,"delta":-0.1499,"gamma":0.0004,"vega":5.3178,"theta":-1.5839,"rho":-1.1046,"theo":43.0944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06375000","bid":532.6,"bid_size":1.0,"ask":559.0,"ask_size":1.0,"iv":0.2427,"open_interest":0.0,"volume":0.0,"delta":0.8414,"gamma":0.0004,"vega":5.5132,"theta":-1.4842,"rho":5.4394,"theo":543.0223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06375000","bid":43.0,"bid_size":1.0,"ask":47.6,"ask_size":1.0,"iv":0.2371,"open_interest":0.0,"volume":0.0,"delta":-0.1586,"gamma":0.0004,"vega":5.5132,"theta":-1.6218,"rho":-1.168,"theo":45.5876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06400000","bid":510.4,"bid_size":1.0,"ask":536.6,"ask_size":1.0,"iv":0.239,"open_interest":0.0,"volume":0.0,"delta":0.8322,"gamma":0.0005,"vega":5.7152,"theta":-1.5282,"rho":5.3973,"theo":520.7739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06400000","bid":45.6,"bid_size":1.0,"ask":50.5,"ask_size":1.0,"iv":0.2339,"open_interest":0.0,"volume":0.0,"delta":-0.1678,"gamma":0.0005,"vega":5.7152,"theta":-1.6589,"rho":-1.2359,"theo":48.2301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06425000","bid":488.4,"bid_size":1.0,"ask":514.4,"ask_size":1.0,"iv":0.2354,"open_interest":0.0,"volume":0.0,"delta":0.8225,"gamma":0.0005,"vega":5.9214,"theta":-1.5713,"rho":5.3503,"theo":498.6869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06425000","bid":48.3,"bid_size":1.0,"ask":53.4,"ask_size":1.0,"iv":0.2305,"open_interest":0.0,"volume":0.0,"delta":-0.1774,"gamma":0.0005,"vega":5.9214,"theta":-1.6952,"rho":-1.3088,"theo":51.0341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06450000","bid":466.7,"bid_size":1.0,"ask":492.3,"ask_size":1.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.8122,"gamma":0.0005,"vega":6.128,"theta":-1.6134,"rho":5.2994,"theo":476.7727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06450000","bid":51.3,"bid_size":1.0,"ask":56.4,"ask_size":1.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":-0.1877,"gamma":0.0005,"vega":6.128,"theta":-1.7304,"rho":-1.3856,"theo":54.0108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06475000","bid":445.1,"bid_size":1.0,"ask":470.4,"ask_size":1.0,"iv":0.2281,"open_interest":0.0,"volume":0.0,"delta":0.8014,"gamma":0.0006,"vega":6.3346,"theta":-1.6542,"rho":5.2452,"theo":455.04,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06475000","bid":54.4,"bid_size":1.0,"ask":59.7,"ask_size":1.0,"iv":0.2236,"open_interest":0.0,"volume":0.0,"delta":-0.1986,"gamma":0.0006,"vega":6.3346,"theta":-1.7642,"rho":-1.4657,"theo":57.1691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06500000","bid":423.7,"bid_size":1.0,"ask":448.8,"ask_size":1.0,"iv":0.2246,"open_interest":0.0,"volume":0.0,"delta":0.7899,"gamma":0.0006,"vega":6.5444,"theta":-1.6934,"rho":5.1864,"theo":433.4989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06500000","bid":57.7,"bid_size":1.0,"ask":63.1,"ask_size":1.0,"iv":0.2201,"open_interest":0.0,"volume":0.0,"delta":-0.2101,"gamma":0.0006,"vega":6.5444,"theta":-1.7966,"rho":-1.5504,"theo":60.5189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06525000","bid":402.4,"bid_size":1.0,"ask":427.3,"ask_size":1.0,"iv":0.2208,"open_interest":0.0,"volume":0.0,"delta":0.7777,"gamma":0.0006,"vega":6.7583,"theta":-1.7307,"rho":5.1212,"theo":412.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06525000","bid":61.2,"bid_size":1.0,"ask":66.7,"ask_size":1.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":-0.2223,"gamma":0.0006,"vega":6.7583,"theta":-1.827,"rho":-1.6415,"theo":64.0762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06550000","bid":381.4,"bid_size":1.0,"ask":406.2,"ask_size":1.0,"iv":0.2171,"open_interest":0.0,"volume":0.0,"delta":0.7648,"gamma":0.0006,"vega":6.9719,"theta":-1.7659,"rho":5.0498,"theo":391.058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06550000","bid":64.9,"bid_size":1.0,"ask":70.5,"ask_size":1.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":-0.2352,"gamma":0.0006,"vega":6.9719,"theta":-1.8553,"rho":-1.7388,"theo":67.8598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06575000","bid":360.6,"bid_size":1.0,"ask":385.1,"ask_size":1.0,"iv":0.2133,"open_interest":0.0,"volume":0.0,"delta":0.7511,"gamma":0.0007,"vega":7.1811,"theta":-1.7986,"rho":4.9742,"theo":370.1922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06575000","bid":68.9,"bid_size":1.0,"ask":74.9,"ask_size":1.0,"iv":0.2096,"open_interest":0.0,"volume":0.0,"delta":-0.2489,"gamma":0.0007,"vega":7.1811,"theta":-1.8812,"rho":-1.8403,"theo":71.885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06600000","bid":340.4,"bid_size":1.0,"ask":364.2,"ask_size":1.0,"iv":0.2096,"open_interest":0.0,"volume":0.0,"delta":0.7366,"gamma":0.0007,"vega":7.3881,"theta":-1.8286,"rho":4.8936,"theo":349.5814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06600000","bid":73.1,"bid_size":1.0,"ask":79.0,"ask_size":1.0,"iv":0.2058,"open_interest":0.0,"volume":0.0,"delta":-0.2633,"gamma":0.0007,"vega":7.3881,"theta":-1.9042,"rho":-1.9468,"theo":76.1651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06625000","bid":320.2,"bid_size":1.0,"ask":343.7,"ask_size":1.0,"iv":0.2058,"open_interest":0.0,"volume":0.0,"delta":0.7213,"gamma":0.0007,"vega":7.5951,"theta":-1.8554,"rho":4.8049,"theo":329.2459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06625000","bid":77.5,"bid_size":1.0,"ask":83.9,"ask_size":1.0,"iv":0.2022,"open_interest":0.0,"volume":0.0,"delta":-0.2787,"gamma":0.0007,"vega":7.5951,"theta":-1.9241,"rho":-2.0614,"theo":80.7206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06650000","bid":301.2,"bid_size":1.0,"ask":323.4,"ask_size":1.0,"iv":0.2025,"open_interest":0.0,"volume":0.0,"delta":0.7051,"gamma":0.0008,"vega":7.7973,"theta":-1.8785,"rho":4.7082,"theo":309.2118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06650000","bid":82.3,"bid_size":1.0,"ask":88.8,"ask_size":1.0,"iv":0.1985,"open_interest":0.0,"volume":0.0,"delta":-0.2949,"gamma":0.0008,"vega":7.7973,"theta":-1.9404,"rho":-2.184,"theo":85.5775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06675000","bid":281.6,"bid_size":1.0,"ask":303.4,"ask_size":1.0,"iv":0.1986,"open_interest":0.0,"volume":0.0,"delta":0.6879,"gamma":0.0008,"vega":7.9892,"theta":-1.8976,"rho":4.6064,"theo":289.4997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06675000","bid":87.5,"bid_size":1.0,"ask":93.8,"ask_size":1.0,"iv":0.1947,"open_interest":0.0,"volume":0.0,"delta":-0.3121,"gamma":0.0008,"vega":7.9892,"theta":-1.9526,"rho":-2.3117,"theo":90.7563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06700000","bid":262.3,"bid_size":1.0,"ask":283.8,"ask_size":1.0,"iv":0.1946,"open_interest":0.0,"volume":0.0,"delta":0.6697,"gamma":0.0008,"vega":8.1724,"theta":-1.9121,"rho":4.498,"theo":270.1268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06700000","bid":92.9,"bid_size":1.0,"ask":99.3,"ask_size":1.0,"iv":0.1908,"open_interest":0.0,"volume":0.0,"delta":-0.3303,"gamma":0.0008,"vega":8.1724,"theta":-1.9602,"rho":-2.446,"theo":96.2743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06725000","bid":243.2,"bid_size":1.0,"ask":264.5,"ask_size":1.0,"iv":0.1905,"open_interest":0.0,"volume":0.0,"delta":0.6504,"gamma":0.0009,"vega":8.3474,"theta":-1.9215,"rho":4.379,"theo":251.1213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06725000","bid":98.6,"bid_size":1.0,"ask":105.5,"ask_size":1.0,"iv":0.1871,"open_interest":0.0,"volume":0.0,"delta":-0.3495,"gamma":0.0009,"vega":8.3474,"theta":-1.9627,"rho":-2.5909,"theo":102.1598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06750000","bid":224.8,"bid_size":1.0,"ask":245.6,"ask_size":1.0,"iv":0.1866,"open_interest":0.0,"volume":0.0,"delta":0.6301,"gamma":0.0009,"vega":8.5069,"theta":-1.9251,"rho":4.2519,"theo":232.5147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06750000","bid":104.7,"bid_size":1.0,"ask":111.8,"ask_size":1.0,"iv":0.1832,"open_interest":0.0,"volume":0.0,"delta":-0.3699,"gamma":0.0009,"vega":8.5069,"theta":-1.9594,"rho":-2.7438,"theo":108.4441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06775000","bid":211.4,"bid_size":1.0,"ask":219.7,"ask_size":1.0,"iv":0.181,"open_interest":0.0,"volume":0.0,"delta":0.6086,"gamma":0.001,"vega":8.6472,"theta":-1.9224,"rho":4.119,"theo":214.3275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06775000","bid":111.2,"bid_size":1.0,"ask":118.6,"ask_size":1.0,"iv":0.1792,"open_interest":0.0,"volume":0.0,"delta":-0.3913,"gamma":0.001,"vega":8.6472,"theta":-1.9498,"rho":-2.9026,"theo":115.1478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06800000","bid":194.0,"bid_size":1.0,"ask":201.9,"ask_size":1.0,"iv":0.1772,"open_interest":0.0,"volume":0.0,"delta":0.586,"gamma":0.001,"vega":8.7689,"theta":-1.9126,"rho":3.9749,"theo":196.5878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06800000","bid":118.2,"bid_size":1.0,"ask":125.7,"ask_size":1.0,"iv":0.1752,"open_interest":0.0,"volume":0.0,"delta":-0.414,"gamma":0.001,"vega":8.7689,"theta":-1.9332,"rho":-3.0726,"theo":122.2991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06825000","bid":176.7,"bid_size":1.0,"ask":184.5,"ask_size":1.0,"iv":0.173,"open_interest":0.0,"volume":0.0,"delta":0.5621,"gamma":0.001,"vega":8.8663,"theta":-1.8951,"rho":3.8203,"theo":179.3374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06825000","bid":125.7,"bid_size":1.0,"ask":133.4,"ask_size":1.0,"iv":0.1712,"open_interest":0.0,"volume":0.0,"delta":-0.4379,"gamma":0.001,"vega":8.8663,"theta":-1.9088,"rho":-3.2532,"theo":129.9396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06850000","bid":160.0,"bid_size":1.0,"ask":167.7,"ask_size":1.0,"iv":0.169,"open_interest":0.0,"volume":0.0,"delta":0.5369,"gamma":0.001,"vega":8.9337,"theta":-1.8692,"rho":3.6596,"theo":162.6061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06850000","bid":133.7,"bid_size":1.0,"ask":141.6,"ask_size":1.0,"iv":0.167,"open_interest":0.0,"volume":0.0,"delta":-0.4631,"gamma":0.001,"vega":8.9337,"theta":-1.876,"rho":-3.4397,"theo":138.0993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06875000","bid":143.9,"bid_size":1.0,"ask":151.4,"ask_size":1.0,"iv":0.1648,"open_interest":0.0,"volume":0.0,"delta":0.5104,"gamma":0.0011,"vega":8.9681,"theta":-1.8344,"rho":3.4862,"theo":146.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06875000","bid":136.2,"bid_size":1.0,"ask":156.4,"ask_size":1.0,"iv":0.1629,"open_interest":0.0,"volume":0.0,"delta":-0.4895,"gamma":0.0011,"vega":8.9681,"theta":-1.8343,"rho":-3.6391,"theo":146.8196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06900000","bid":128.4,"bid_size":1.0,"ask":135.8,"ask_size":1.0,"iv":0.1607,"open_interest":0.0,"volume":0.0,"delta":0.4827,"gamma":0.0011,"vega":8.9636,"theta":-1.7898,"rho":3.3028,"theo":130.8887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06900000","bid":143.8,"bid_size":1.0,"ask":165.4,"ask_size":1.0,"iv":0.1576,"open_interest":0.0,"volume":0.0,"delta":-0.5173,"gamma":0.0011,"vega":8.9636,"theta":-1.7828,"rho":-3.8483,"theo":156.1637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06925000","bid":113.7,"bid_size":1.0,"ask":120.9,"ask_size":1.0,"iv":0.1566,"open_interest":0.0,"volume":0.0,"delta":0.4536,"gamma":0.0011,"vega":8.9153,"theta":-1.7354,"rho":3.1123,"theo":116.0223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06925000","bid":153.5,"bid_size":1.0,"ask":175.8,"ask_size":1.0,"iv":0.1534,"open_interest":0.0,"volume":0.0,"delta":-0.5463,"gamma":0.0011,"vega":8.9153,"theta":-1.7216,"rho":-4.0647,"theo":166.1883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06950000","bid":99.9,"bid_size":1.0,"ask":106.8,"ask_size":1.0,"iv":0.1526,"open_interest":0.0,"volume":0.0,"delta":0.4234,"gamma":0.0012,"vega":8.8148,"theta":-1.6711,"rho":2.908,"theo":101.9291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06950000","bid":163.9,"bid_size":1.0,"ask":186.9,"ask_size":1.0,"iv":0.1492,"open_interest":0.0,"volume":0.0,"delta":-0.5766,"gamma":0.0012,"vega":8.8148,"theta":-1.6503,"rho":-4.2949,"theo":176.986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C06975000","bid":87.1,"bid_size":1.0,"ask":93.5,"ask_size":1.0,"iv":0.1488,"open_interest":0.0,"volume":0.0,"delta":0.3921,"gamma":0.0012,"vega":8.6615,"theta":-1.5971,"rho":2.6999,"theo":88.7128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P06975000","bid":175.1,"bid_size":1.0,"ask":198.9,"ask_size":1.0,"iv":0.145,"open_interest":0.0,"volume":0.0,"delta":-0.6079,"gamma":0.0012,"vega":8.6615,"theta":-1.5695,"rho":-4.5289,"theo":188.6606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07000000","bid":75.0,"bid_size":1.0,"ask":81.1,"ask_size":1.0,"iv":0.1449,"open_interest":0.0,"volume":0.0,"delta":0.36,"gamma":0.0012,"vega":8.4455,"theta":-1.5146,"rho":2.4814,"theo":76.4828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07000000","bid":187.4,"bid_size":1.0,"ask":211.8,"ask_size":1.0,"iv":0.141,"open_interest":0.0,"volume":0.0,"delta":-0.6399,"gamma":0.0012,"vega":8.4455,"theta":-1.4801,"rho":-4.7733,"theo":201.3216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07025000","bid":63.8,"bid_size":1.0,"ask":69.7,"ask_size":1.0,"iv":0.1411,"open_interest":0.0,"volume":0.0,"delta":0.3276,"gamma":0.0012,"vega":8.1703,"theta":-1.4248,"rho":2.2628,"theo":65.3393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07025000","bid":200.6,"bid_size":1.0,"ask":226.5,"ask_size":1.0,"iv":0.1375,"open_interest":0.0,"volume":0.0,"delta":-0.6723,"gamma":0.0012,"vega":8.1703,"theta":-1.3834,"rho":-5.0178,"theo":215.069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07050000","bid":53.6,"bid_size":1.0,"ask":59.3,"ask_size":1.0,"iv":0.1374,"open_interest":0.0,"volume":0.0,"delta":0.2954,"gamma":0.0011,"vega":7.8328,"theta":-1.329,"rho":2.0409,"theo":55.3104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07050000","bid":214.8,"bid_size":1.0,"ask":241.4,"ask_size":1.0,"iv":0.1336,"open_interest":0.0,"volume":0.0,"delta":-0.7046,"gamma":0.0011,"vega":7.8328,"theta":-1.2806,"rho":-5.2656,"theo":229.931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07075000","bid":44.6,"bid_size":1.0,"ask":49.8,"ask_size":1.0,"iv":0.1339,"open_interest":0.0,"volume":0.0,"delta":0.2636,"gamma":0.0011,"vega":7.439,"theta":-1.2278,"rho":1.8247,"theo":46.3724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07075000","bid":230.6,"bid_size":1.0,"ask":256.7,"ask_size":1.0,"iv":0.1297,"open_interest":0.0,"volume":0.0,"delta":-0.7364,"gamma":0.0011,"vega":7.439,"theta":-1.1726,"rho":-5.5077,"theo":245.884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07100000","bid":36.8,"bid_size":1.0,"ask":41.5,"ask_size":1.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":0.2327,"gamma":0.001,"vega":6.9904,"theta":-1.1222,"rho":1.6104,"theo":38.4566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07100000","bid":246.9,"bid_size":1.0,"ask":273.7,"ask_size":1.0,"iv":0.1261,"open_interest":0.0,"volume":0.0,"delta":-0.7673,"gamma":0.001,"vega":6.9904,"theta":-1.0601,"rho":-5.7478,"theo":262.8591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07125000","bid":29.8,"bid_size":1.0,"ask":34.3,"ask_size":1.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":0.203,"gamma":0.001,"vega":6.4975,"theta":-1.0134,"rho":1.4073,"theo":31.5144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07125000","bid":264.3,"bid_size":1.0,"ask":291.8,"ask_size":1.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":-0.797,"gamma":0.001,"vega":6.4975,"theta":-0.9444,"rho":-5.9769,"theo":280.8079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07150000","bid":23.9,"bid_size":1.0,"ask":28.0,"ask_size":1.0,"iv":0.1251,"open_interest":0.0,"volume":0.0,"delta":0.1749,"gamma":0.0009,"vega":5.9639,"theta":-0.9036,"rho":1.2114,"theo":25.5094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07150000","bid":282.8,"bid_size":1.0,"ask":310.8,"ask_size":1.0,"iv":0.1192,"open_interest":0.0,"volume":0.0,"delta":-0.8251,"gamma":0.0009,"vega":5.9639,"theta":-0.8277,"rho":-6.1986,"theo":299.6939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07200000","bid":14.2,"bid_size":5.0,"ask":18.8,"ask_size":5.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":0.1252,"gamma":0.0008,"vega":4.8479,"theta":-0.6922,"rho":0.8675,"theo":16.172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07200000","bid":322.6,"bid_size":1.0,"ask":351.7,"ask_size":1.0,"iv":0.1129,"open_interest":0.0,"volume":0.0,"delta":-0.8748,"gamma":0.0008,"vega":4.8479,"theta":-0.6026,"rho":-6.5944,"theo":340.1383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07300000","bid":4.9,"bid_size":5.0,"ask":8.1,"ask_size":5.0,"iv":0.1157,"open_interest":0.0,"volume":0.0,"delta":0.0586,"gamma":0.0004,"vega":2.8716,"theta":-0.3712,"rho":0.405,"theo":6.2115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07300000","bid":411.4,"bid_size":1.0,"ask":441.8,"ask_size":1.0,"iv":0.1001,"open_interest":0.0,"volume":0.0,"delta":-0.9414,"gamma":0.0004,"vega":2.8716,"theta":-0.254,"rho":-7.1605,"theo":429.7416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07400000","bid":1.1,"bid_size":5.0,"ask":4.2,"ask_size":5.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":0.0284,"gamma":0.0002,"vega":1.6646,"theta":-0.2059,"rho":0.1954,"theo":2.708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07400000","bid":461.0,"bid_size":3.0,"ask":595.9,"ask_size":3.0,"iv":0.1368,"open_interest":0.0,"volume":0.0,"delta":-0.9716,"gamma":0.0002,"vega":1.6646,"theta":-0.0612,"rho":-7.4736,"theo":525.8018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07500000","bid":1.0,"bid_size":4.0,"ask":2.8,"ask_size":5.0,"iv":0.1264,"open_interest":0.0,"volume":0.0,"delta":0.0151,"gamma":0.0001,"vega":1.0086,"theta":-0.124,"rho":0.1033,"theo":1.375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07500000","bid":559.9,"bid_size":3.0,"ask":695.6,"ask_size":3.0,"iv":0.1484,"open_interest":0.0,"volume":0.0,"delta":-0.9848,"gamma":0.0001,"vega":1.0086,"theta":0.0,"rho":-7.6692,"theo":624.0326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07600000","bid":0.0,"bid_size":0.0,"ask":2.2,"ask_size":5.0,"iv":0.1325,"open_interest":0.0,"volume":0.0,"delta":0.0086,"gamma":0.0001,"vega":0.6342,"theta":-0.0788,"rho":0.0586,"theo":0.7666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07600000","bid":660.1,"bid_size":3.0,"ask":795.3,"ask_size":3.0,"iv":0.1681,"open_interest":0.0,"volume":0.0,"delta":-0.9914,"gamma":0.0001,"vega":0.6342,"theta":0.0,"rho":-7.8176,"theo":722.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C07800000","bid":0.0,"bid_size":0.0,"ask":1.95,"ask_size":5.0,"iv":0.1595,"open_interest":0.0,"volume":0.0,"delta":0.0036,"gamma":0.0,"vega":0.2993,"theta":-0.0397,"rho":0.0242,"theo":0.3242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P07800000","bid":864.8,"bid_size":3.0,"ask":988.9,"ask_size":3.0,"iv":0.2037,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.2993,"theta":0.0,"rho":-8.0591,"theo":921.6731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C08000000","bid":0.0,"bid_size":0.0,"ask":1.85,"ask_size":5.0,"iv":0.186,"open_interest":0.0,"volume":0.0,"delta":0.0021,"gamma":0.0,"vega":0.1809,"theta":-0.0266,"rho":0.0138,"theo":0.1975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P08000000","bid":1058.4,"bid_size":3.0,"ask":1189.2,"ask_size":3.0,"iv":0.2192,"open_interest":0.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.1809,"theta":0.0,"rho":-8.2767,"theo":1120.6738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C08200000","bid":0.0,"bid_size":0.0,"ask":1.8,"ask_size":5.0,"iv":0.2116,"open_interest":0.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.1237,"theta":-0.0202,"rho":0.0091,"theo":0.1405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P08200000","bid":1260.3,"bid_size":3.0,"ask":1385.6,"ask_size":3.0,"iv":0.2493,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.1235,"theta":0.0,"rho":-8.4885,"theo":1319.7441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C08400000","bid":0.0,"bid_size":0.0,"ask":1.8,"ask_size":5.0,"iv":0.2368,"open_interest":0.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.0879,"theta":-0.0157,"rho":0.0063,"theo":0.1034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P08400000","bid":1455.7,"bid_size":3.0,"ask":1587.6,"ask_size":3.0,"iv":0.2728,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.0877,"theta":0.0,"rho":-8.6985,"theo":1518.8346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C08600000","bid":0.0,"bid_size":0.0,"ask":1.8,"ask_size":5.0,"iv":0.2613,"open_interest":0.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0632,"theta":-0.0122,"rho":0.0044,"theo":0.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P08600000","bid":1657.6,"bid_size":3.0,"ask":1784.1,"ask_size":3.0,"iv":0.301,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0631,"theta":0.0,"rho":-8.9076,"theo":1717.9351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330C08800000","bid":0.0,"bid_size":0.0,"ask":1.75,"ask_size":5.0,"iv":0.2841,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0458,"theta":-0.0094,"rho":0.0031,"theo":0.0563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260330P08800000","bid":1853.8,"bid_size":3.0,"ask":1987.0,"ask_size":3.0,"iv":0.3329,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0457,"theta":0.0,"rho":-9.116,"theo":1917.0427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260331C02200000","bid":4648.3,"bid_size":1.0,"ask":4659.5,"ask_size":1.0,"iv":1.069,"open_interest":419.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0245,"theta":0.0,"rho":2.341,"theo":4653.703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4788.0,"last_trade_time":"2026-02-02T13:00:43","percent_change":0.0,"prev_day_close":4673.05004882812},{"option":"SPXW260331P02200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":197.0,"iv":1.0078,"open_interest":2853.0,"volume":0.0,"delta":-0.0003,"gamma":0.0,"vega":0.0245,"theta":-0.0283,"rho":-0.0022,"theo":0.1799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.15,"last_trade_time":"2026-02-12T11:34:23","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260331C02400000","bid":4449.2,"bid_size":1.0,"ask":4460.4,"ask_size":1.0,"iv":0.9915,"open_interest":3.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0305,"theta":0.0,"rho":2.553,"theo":4454.6333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4557.57,"last_trade_time":"2026-01-13T14:51:18","percent_change":0.0,"prev_day_close":4474.30004882812},{"option":"SPXW260331P02400000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":255.0,"iv":0.9476,"open_interest":346.0,"volume":3.0,"delta":-0.0004,"gamma":0.0,"vega":0.0305,"theta":-0.033,"rho":-0.0028,"theo":0.215,"change":-0.075,"open":0.1,"high":0.1,"low":0.1,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-18T15:31:20","percent_change":-42.8571,"prev_day_close":0.125000001862645},{"option":"SPXW260331C02600000","bid":4250.1,"bid_size":1.0,"ask":4261.7,"ask_size":1.0,"iv":0.9201,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0377,"theta":0.0,"rho":2.7649,"theo":4255.5704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4274.5498046875},{"option":"SPXW260331P02600000","bid":0.05,"bid_size":258.0,"ask":0.3,"ask_size":255.0,"iv":0.8995,"open_interest":387.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0377,"theta":-0.0384,"rho":-0.0035,"theo":0.2567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.28,"last_trade_time":"2026-02-17T12:41:07","percent_change":0.0,"prev_day_close":0.12500000372529},{"option":"SPXW260331C02700000","bid":4150.6,"bid_size":1.0,"ask":4161.8,"ask_size":1.0,"iv":0.8997,"open_interest":1.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0419,"theta":0.0,"rho":2.8708,"theo":4156.042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4217.29,"last_trade_time":"2025-12-23T13:40:07","percent_change":0.0,"prev_day_close":4175.80004882812},{"option":"SPXW260331P02700000","bid":0.1,"bid_size":193.0,"ask":0.35,"ask_size":253.0,"iv":0.8824,"open_interest":412.0,"volume":0.0,"delta":-0.0005,"gamma":0.0,"vega":0.0419,"theta":-0.0414,"rho":-0.0039,"theo":0.2806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-10T15:50:24","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260331C02800000","bid":4051.1,"bid_size":1.0,"ask":4062.3,"ask_size":1.0,"iv":0.8778,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0467,"theta":0.0,"rho":2.9766,"theo":4056.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4075.25},{"option":"SPXW260331P02800000","bid":0.1,"bid_size":256.0,"ask":0.35,"ask_size":252.0,"iv":0.8494,"open_interest":198.0,"volume":1.0,"delta":-0.0006,"gamma":0.0,"vega":0.0467,"theta":-0.0448,"rho":-0.0044,"theo":0.3072,"change":-0.075,"open":0.2,"high":0.2,"low":0.2,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-18T09:43:59","percent_change":-27.2727,"prev_day_close":0.200000006705523},{"option":"SPXW260331C02900000","bid":3951.9,"bid_size":1.0,"ask":3962.8,"ask_size":1.0,"iv":0.8977,"open_interest":0.0,"volume":0.0,"delta":0.9993,"gamma":0.0,"vega":0.0521,"theta":0.0,"rho":3.0824,"theo":3956.9936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3975.70007324219},{"option":"SPXW260331P02900000","bid":0.15,"bid_size":255.0,"ask":0.4,"ask_size":252.0,"iv":0.8305,"open_interest":847.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0521,"theta":-0.0484,"rho":-0.0049,"theo":0.3369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-02T10:04:59","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260331C03000000","bid":3852.0,"bid_size":1.0,"ask":3863.6,"ask_size":1.0,"iv":0.8141,"open_interest":58.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0582,"theta":0.0,"rho":3.188,"theo":3857.4749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3848.22,"last_trade_time":"2026-02-13T14:58:40","percent_change":0.0,"prev_day_close":3876.5},{"option":"SPXW260331P03000000","bid":0.2,"bid_size":286.0,"ask":0.45,"ask_size":281.0,"iv":0.8101,"open_interest":7714.0,"volume":1.0,"delta":-0.0007,"gamma":0.0,"vega":0.0582,"theta":-0.0525,"rho":-0.0055,"theo":0.3706,"change":-0.075,"open":0.3,"high":0.3,"low":0.3,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-18T09:48:06","percent_change":-20.0,"prev_day_close":0.300000004470348},{"option":"SPXW260331C03100000","bid":3752.9,"bid_size":1.0,"ask":3764.1,"ask_size":1.0,"iv":0.8375,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0651,"theta":0.0,"rho":3.2936,"theo":3757.9609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3777.70007324219},{"option":"SPXW260331P03100000","bid":0.25,"bid_size":253.0,"ask":0.5,"ask_size":280.0,"iv":0.7887,"open_interest":431.0,"volume":0.0,"delta":-0.0008,"gamma":0.0,"vega":0.0651,"theta":-0.057,"rho":-0.0062,"theo":0.4089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-11T10:09:02","percent_change":0.0,"prev_day_close":0.349999994039536},{"option":"SPXW260331C03200000","bid":3653.4,"bid_size":1.0,"ask":3664.6,"ask_size":1.0,"iv":0.811,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.073,"theta":0.0,"rho":3.3991,"theo":3658.4527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3678.30004882812},{"option":"SPXW260331P03200000","bid":0.35,"bid_size":60.0,"ask":0.55,"ask_size":240.0,"iv":0.7705,"open_interest":550.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.073,"theta":-0.0621,"rho":-0.007,"theo":0.4531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.55,"last_trade_time":"2026-02-12T11:04:25","percent_change":0.0,"prev_day_close":0.400000005960464},{"option":"SPXW260331C03300000","bid":3553.9,"bid_size":1.0,"ask":3565.1,"ask_size":1.0,"iv":0.7848,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.0821,"theta":0.0,"rho":3.5045,"theo":3558.9515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3578.80004882812},{"option":"SPXW260331P03300000","bid":0.4,"bid_size":100.0,"ask":0.65,"ask_size":279.0,"iv":0.751,"open_interest":331.0,"volume":0.0,"delta":-0.0011,"gamma":0.0,"vega":0.0821,"theta":-0.068,"rho":-0.008,"theo":0.5042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-17T15:39:53","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260331C03400000","bid":3454.1,"bid_size":1.0,"ask":3465.3,"ask_size":1.0,"iv":0.7365,"open_interest":1.0,"volume":0.0,"delta":0.9987,"gamma":0.0,"vega":0.0929,"theta":0.0,"rho":3.6096,"theo":3459.4589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2946.3,"last_trade_time":"2025-07-09T09:49:29","percent_change":0.0,"prev_day_close":3478.79992675781},{"option":"SPXW260331P03400000","bid":0.45,"bid_size":252.0,"ask":0.7,"ask_size":240.0,"iv":0.728,"open_interest":4716.0,"volume":2.0,"delta":-0.0012,"gamma":0.0,"vega":0.0929,"theta":-0.0747,"rho":-0.0091,"theo":0.564,"change":-0.15,"open":0.5,"high":0.5,"low":0.5,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-02-18T12:11:16","percent_change":-23.0769,"prev_day_close":0.525000005960464},{"option":"SPXW260331C03500000","bid":3354.6,"bid_size":1.0,"ask":3365.8,"ask_size":1.0,"iv":0.7129,"open_interest":2.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.1054,"theta":0.0,"rho":3.7146,"theo":3359.9769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3022.3,"last_trade_time":"2025-08-19T10:19:05","percent_change":0.0,"prev_day_close":3379.65002441406},{"option":"SPXW260331P03500000","bid":0.55,"bid_size":100.0,"ask":0.8,"ask_size":240.0,"iv":0.7099,"open_interest":8185.0,"volume":11.0,"delta":-0.0014,"gamma":0.0,"vega":0.1054,"theta":-0.0824,"rho":-0.0104,"theo":0.6343,"change":-0.125,"open":0.6,"high":0.6,"low":0.6,"tick":"no_change","last_trade_price":0.6,"last_trade_time":"2026-02-18T14:31:42","percent_change":-17.2414,"prev_day_close":0.625},{"option":"SPXW260331C03600000","bid":3255.5,"bid_size":1.0,"ask":3266.4,"ask_size":1.0,"iv":0.7182,"open_interest":1.0,"volume":0.0,"delta":0.9983,"gamma":0.0,"vega":0.12,"theta":0.0,"rho":3.8193,"theo":3260.5075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2926.0,"last_trade_time":"2025-08-19T10:05:02","percent_change":0.0,"prev_day_close":3280.45007324219},{"option":"SPXW260331P03600000","bid":0.65,"bid_size":98.0,"ask":0.9,"ask_size":240.0,"iv":0.6908,"open_interest":1207.0,"volume":75.0,"delta":-0.0016,"gamma":0.0,"vega":0.12,"theta":-0.0912,"rho":-0.012,"theo":0.7172,"change":-0.085,"open":0.75,"high":0.75,"low":0.6,"tick":"up","last_trade_price":0.74,"last_trade_time":"2026-02-18T15:18:35","percent_change":-10.303,"prev_day_close":0.675000011920929},{"option":"SPXW260331C03700000","bid":3156.1,"bid_size":1.0,"ask":3166.9,"ask_size":1.0,"iv":0.6957,"open_interest":2.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.1368,"theta":0.0,"rho":3.9238,"theo":3161.053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2830.2,"last_trade_time":"2025-08-19T10:05:22","percent_change":0.0,"prev_day_close":3180.19995117188},{"option":"SPXW260331P03700000","bid":0.8,"bid_size":60.0,"ask":1.0,"ask_size":240.0,"iv":0.6728,"open_interest":1636.0,"volume":18.0,"delta":-0.0019,"gamma":0.0,"vega":0.1368,"theta":-0.1014,"rho":-0.0139,"theo":0.815,"change":-0.075,"open":0.83,"high":0.85,"low":0.83,"tick":"no_change","last_trade_price":0.85,"last_trade_time":"2026-02-18T14:36:23","percent_change":-8.10811,"prev_day_close":0.775000005960464},{"option":"SPXW260331C03750000","bid":3106.0,"bid_size":1.0,"ask":3117.2,"ask_size":1.0,"iv":0.6652,"open_interest":1.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1463,"theta":0.0,"rho":3.9758,"theo":3111.332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2782.2,"last_trade_time":"2025-08-19T10:05:37","percent_change":0.0,"prev_day_close":3130.19995117188},{"option":"SPXW260331P03750000","bid":0.85,"bid_size":60.0,"ask":1.05,"ask_size":210.0,"iv":0.6627,"open_interest":159.0,"volume":0.0,"delta":-0.002,"gamma":0.0,"vega":0.1463,"theta":-0.107,"rho":-0.0149,"theo":0.8702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-17T15:31:49","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260331C03800000","bid":3056.6,"bid_size":1.0,"ask":3067.5,"ask_size":1.0,"iv":0.6732,"open_interest":3.0,"volume":0.0,"delta":0.9978,"gamma":0.0,"vega":0.1566,"theta":0.0,"rho":4.0278,"theo":3061.6156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2734.4,"last_trade_time":"2025-08-19T10:10:07","percent_change":0.0,"prev_day_close":3080.75},{"option":"SPXW260331P03800000","bid":0.9,"bid_size":125.0,"ask":1.15,"ask_size":275.0,"iv":0.654,"open_interest":1508.0,"volume":15.0,"delta":-0.0022,"gamma":0.0,"vega":0.1566,"theta":-0.113,"rho":-0.0161,"theo":0.93,"change":-0.28,"open":0.77,"high":0.77,"low":0.77,"tick":"down","last_trade_price":0.77,"last_trade_time":"2026-02-18T12:26:54","percent_change":-26.6667,"prev_day_close":0.900000005960464},{"option":"SPXW260331C03850000","bid":3006.6,"bid_size":1.0,"ask":3017.8,"ask_size":1.0,"iv":0.6474,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.1679,"theta":0.0,"rho":4.0797,"theo":3011.9043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3031.44995117188},{"option":"SPXW260331P03850000","bid":1.0,"bid_size":60.0,"ask":1.2,"ask_size":240.0,"iv":0.6451,"open_interest":99.0,"volume":0.0,"delta":-0.0023,"gamma":0.0,"vega":0.1679,"theta":-0.1195,"rho":-0.0173,"theo":0.9948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.85,"last_trade_time":"2026-01-23T15:52:14","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260331C03900000","bid":2956.9,"bid_size":1.0,"ask":2968.1,"ask_size":1.0,"iv":0.6382,"open_interest":2.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.18,"theta":0.0,"rho":4.1315,"theo":2962.1983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2639.0,"last_trade_time":"2025-08-19T10:19:15","percent_change":0.0,"prev_day_close":2981.05004882812},{"option":"SPXW260331P03900000","bid":1.05,"bid_size":110.0,"ask":1.3,"ask_size":320.0,"iv":0.6359,"open_interest":5578.0,"volume":307.0,"delta":-0.0025,"gamma":0.0,"vega":0.18,"theta":-0.1264,"rho":-0.0187,"theo":1.065,"change":-0.24,"open":1.1,"high":1.1,"low":0.92,"tick":"down","last_trade_price":0.96,"last_trade_time":"2026-02-18T15:40:47","percent_change":-20.0,"prev_day_close":1.02500000596046},{"option":"SPXW260331C03950000","bid":2907.5,"bid_size":1.0,"ask":2918.4,"ask_size":1.0,"iv":0.6427,"open_interest":2.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.193,"theta":0.0,"rho":4.1831,"theo":2912.4982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2592.1,"last_trade_time":"2025-08-19T10:19:36","percent_change":0.0,"prev_day_close":2932.45007324219},{"option":"SPXW260331P03950000","bid":1.15,"bid_size":60.0,"ask":1.35,"ask_size":235.0,"iv":0.6266,"open_interest":152.0,"volume":1.0,"delta":-0.0027,"gamma":0.0,"vega":0.193,"theta":-0.1337,"rho":-0.0202,"theo":1.1411,"change":-0.105,"open":1.17,"high":1.17,"low":1.17,"tick":"down","last_trade_price":1.17,"last_trade_time":"2026-02-18T15:26:29","percent_change":-8.2353,"prev_day_close":1.07499998807907},{"option":"SPXW260331C04000000","bid":2857.8,"bid_size":1.0,"ask":2868.7,"ask_size":1.0,"iv":0.6324,"open_interest":221.0,"volume":1.0,"delta":0.997,"gamma":0.0,"vega":0.2069,"theta":0.0,"rho":4.2347,"theo":2862.8042,"change":51.53,"open":2909.18,"high":2909.18,"low":2909.18,"tick":"up","last_trade_price":2909.18,"last_trade_time":"2026-02-18T11:28:24","percent_change":1.80323,"prev_day_close":2881.65002441406},{"option":"SPXW260331P04000000","bid":1.2,"bid_size":131.0,"ask":1.45,"ask_size":316.0,"iv":0.6171,"open_interest":2150.0,"volume":136.0,"delta":-0.0029,"gamma":0.0,"vega":0.2069,"theta":-0.1415,"rho":-0.0218,"theo":1.2232,"change":-0.23,"open":1.25,"high":1.25,"low":1.0,"tick":"no_change","last_trade_price":1.12,"last_trade_time":"2026-02-18T15:56:21","percent_change":-17.037,"prev_day_close":1.14999997615814},{"option":"SPXW260331C04050000","bid":2808.1,"bid_size":1.0,"ask":2819.0,"ask_size":1.0,"iv":0.622,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.2217,"theta":0.0,"rho":4.2861,"theo":2813.1166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2832.55004882812},{"option":"SPXW260331P04050000","bid":1.3,"bid_size":60.0,"ask":1.5,"ask_size":230.0,"iv":0.6075,"open_interest":229.0,"volume":15.0,"delta":-0.0032,"gamma":0.0,"vega":0.2217,"theta":-0.1497,"rho":-0.0236,"theo":1.3119,"change":-0.1,"open":1.35,"high":1.35,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T09:32:12","percent_change":-6.89655,"prev_day_close":1.22499996423721},{"option":"SPXW260331C04075000","bid":2783.0,"bid_size":1.0,"ask":2794.2,"ask_size":1.0,"iv":0.6068,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2295,"theta":0.0,"rho":4.3117,"theo":2788.2754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2808.95007324219},{"option":"SPXW260331P04075000","bid":1.35,"bid_size":60.0,"ask":1.55,"ask_size":199.0,"iv":0.6032,"open_interest":175.0,"volume":0.0,"delta":-0.0033,"gamma":0.0,"vega":0.2295,"theta":-0.154,"rho":-0.0245,"theo":1.3587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.45,"last_trade_time":"2026-02-17T15:05:40","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260331C04100000","bid":2758.1,"bid_size":1.0,"ask":2769.3,"ask_size":1.0,"iv":0.5998,"open_interest":3.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.2376,"theta":0.0,"rho":4.3373,"theo":2763.4358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2914.43,"last_trade_time":"2026-01-28T09:44:46","percent_change":0.0,"prev_day_close":2782.55004882812},{"option":"SPXW260331P04100000","bid":1.4,"bid_size":60.0,"ask":1.6,"ask_size":228.0,"iv":0.5988,"open_interest":724.0,"volume":168.0,"delta":-0.0034,"gamma":0.0,"vega":0.2376,"theta":-0.1585,"rho":-0.0254,"theo":1.4072,"change":-0.33,"open":1.44,"high":1.44,"low":1.22,"tick":"no_change","last_trade_price":1.22,"last_trade_time":"2026-02-18T11:36:17","percent_change":-21.2903,"prev_day_close":1.32499998807907},{"option":"SPXW260331C04125000","bid":2733.3,"bid_size":1.0,"ask":2744.5,"ask_size":1.0,"iv":0.5968,"open_interest":0.0,"volume":0.0,"delta":0.9964,"gamma":0.0,"vega":0.246,"theta":0.0,"rho":4.3629,"theo":2738.5981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2757.69995117188},{"option":"SPXW260331P04125000","bid":1.45,"bid_size":60.0,"ask":1.65,"ask_size":197.0,"iv":0.5944,"open_interest":739.0,"volume":0.0,"delta":-0.0035,"gamma":0.0,"vega":0.246,"theta":-0.163,"rho":-0.0264,"theo":1.4576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-10T14:51:32","percent_change":0.0,"prev_day_close":1.375},{"option":"SPXW260331C04150000","bid":2708.4,"bid_size":1.0,"ask":2720.0,"ask_size":1.0,"iv":0.5899,"open_interest":2.0,"volume":0.0,"delta":0.9962,"gamma":0.0,"vega":0.2548,"theta":0.0,"rho":4.3885,"theo":2713.7621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2282.32,"last_trade_time":"2025-07-22T15:00:06","percent_change":0.0,"prev_day_close":2732.85009765625},{"option":"SPXW260331P04150000","bid":1.5,"bid_size":60.0,"ask":1.7,"ask_size":275.0,"iv":0.59,"open_interest":1249.0,"volume":30.0,"delta":-0.0037,"gamma":0.0,"vega":0.2548,"theta":-0.1677,"rho":-0.0275,"theo":1.5097,"change":-0.25,"open":1.25,"high":1.4,"low":1.25,"tick":"up","last_trade_price":1.4,"last_trade_time":"2026-02-18T15:59:43","percent_change":-15.1515,"prev_day_close":1.39999997615814},{"option":"SPXW260331C04175000","bid":2684.0,"bid_size":1.0,"ask":2694.8,"ask_size":1.0,"iv":0.5992,"open_interest":0.0,"volume":0.0,"delta":0.9961,"gamma":0.0,"vega":0.2639,"theta":0.0,"rho":4.414,"theo":2688.9281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2708.04992675781},{"option":"SPXW260331P04175000","bid":1.55,"bid_size":60.0,"ask":1.75,"ask_size":192.0,"iv":0.5855,"open_interest":227.0,"volume":0.0,"delta":-0.0038,"gamma":0.0,"vega":0.2639,"theta":-0.1725,"rho":-0.0286,"theo":1.5637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-06T15:38:52","percent_change":0.0,"prev_day_close":1.44999998807907},{"option":"SPXW260331C04200000","bid":2658.8,"bid_size":1.0,"ask":2670.0,"ask_size":1.0,"iv":0.5836,"open_interest":20.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":0.2734,"theta":0.0,"rho":4.4394,"theo":2664.0959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2588.84,"last_trade_time":"2025-12-17T10:58:25","percent_change":0.0,"prev_day_close":2683.70007324219},{"option":"SPXW260331P04200000","bid":1.6,"bid_size":95.0,"ask":1.8,"ask_size":212.0,"iv":0.5809,"open_interest":1310.0,"volume":153.0,"delta":-0.004,"gamma":0.0,"vega":0.2734,"theta":-0.1775,"rho":-0.0297,"theo":1.6197,"change":-0.35,"open":1.65,"high":1.65,"low":1.35,"tick":"down","last_trade_price":1.4,"last_trade_time":"2026-02-18T16:03:04","percent_change":-20.0,"prev_day_close":1.5},{"option":"SPXW260331C04225000","bid":2633.9,"bid_size":1.0,"ask":2645.5,"ask_size":1.0,"iv":0.5767,"open_interest":20.0,"volume":0.0,"delta":0.9958,"gamma":0.0,"vega":0.2832,"theta":0.0,"rho":4.4648,"theo":2639.2658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2565.57,"last_trade_time":"2025-12-17T10:58:25","percent_change":0.0,"prev_day_close":2658.40002441406},{"option":"SPXW260331P04225000","bid":1.65,"bid_size":60.0,"ask":1.9,"ask_size":252.0,"iv":0.5772,"open_interest":155.0,"volume":0.0,"delta":-0.0041,"gamma":0.0,"vega":0.2832,"theta":-0.1825,"rho":-0.0309,"theo":1.6776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.95,"last_trade_time":"2026-02-06T09:31:24","percent_change":0.0,"prev_day_close":1.55000001192093},{"option":"SPXW260331C04250000","bid":2609.4,"bid_size":1.0,"ask":2620.3,"ask_size":1.0,"iv":0.5832,"open_interest":0.0,"volume":0.0,"delta":0.9956,"gamma":0.0,"vega":0.2934,"theta":0.0,"rho":4.4901,"theo":2614.4377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2634.29992675781},{"option":"SPXW260331P04250000","bid":1.7,"bid_size":81.0,"ask":1.95,"ask_size":251.0,"iv":0.5726,"open_interest":138.0,"volume":0.0,"delta":-0.0043,"gamma":0.0,"vega":0.2934,"theta":-0.1877,"rho":-0.0321,"theo":1.7376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.9,"last_trade_time":"2026-02-05T10:52:24","percent_change":0.0,"prev_day_close":1.60000002384186},{"option":"SPXW260331C04275000","bid":2584.3,"bid_size":2.0,"ask":2595.5,"ask_size":1.0,"iv":0.5748,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.3039,"theta":0.0,"rho":4.5154,"theo":2589.6117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2609.65002441406},{"option":"SPXW260331P04275000","bid":1.8,"bid_size":60.0,"ask":2.0,"ask_size":248.0,"iv":0.5687,"open_interest":118.0,"volume":0.0,"delta":-0.0045,"gamma":0.0,"vega":0.3039,"theta":-0.1931,"rho":-0.0334,"theo":1.7997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-13T11:13:58","percent_change":0.0,"prev_day_close":1.64999997615814},{"option":"SPXW260331C04300000","bid":2559.5,"bid_size":1.0,"ask":2571.0,"ask_size":1.0,"iv":0.5632,"open_interest":2.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.3147,"theta":0.0,"rho":4.5406,"theo":2564.7879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1765.0,"last_trade_time":"2025-05-13T14:20:48","percent_change":0.0,"prev_day_close":2584.05004882812},{"option":"SPXW260331P04300000","bid":1.85,"bid_size":60.0,"ask":2.05,"ask_size":267.0,"iv":0.564,"open_interest":5653.0,"volume":115.0,"delta":-0.0046,"gamma":0.0,"vega":0.3147,"theta":-0.1985,"rho":-0.0347,"theo":1.864,"change":-0.305,"open":1.77,"high":1.77,"low":1.58,"tick":"no_change","last_trade_price":1.67,"last_trade_time":"2026-02-18T15:59:43","percent_change":-15.443,"prev_day_close":1.72499996423721},{"option":"SPXW260331C04325000","bid":2534.6,"bid_size":1.0,"ask":2545.8,"ask_size":1.0,"iv":0.5596,"open_interest":0.0,"volume":0.0,"delta":0.9951,"gamma":0.0,"vega":0.3258,"theta":0.0,"rho":4.5658,"theo":2539.9663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2559.79992675781},{"option":"SPXW260331P04325000","bid":1.9,"bid_size":60.0,"ask":2.1,"ask_size":215.0,"iv":0.5592,"open_interest":504.0,"volume":0.0,"delta":-0.0048,"gamma":0.0,"vega":0.3258,"theta":-0.2041,"rho":-0.0361,"theo":1.9305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.73,"last_trade_time":"2026-02-12T12:54:20","percent_change":0.0,"prev_day_close":1.77500003576279},{"option":"SPXW260331C04350000","bid":2509.8,"bid_size":1.0,"ask":2521.0,"ask_size":1.0,"iv":0.556,"open_interest":20.0,"volume":0.0,"delta":0.9949,"gamma":0.0,"vega":0.3372,"theta":0.0,"rho":4.591,"theo":2515.147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2447.01,"last_trade_time":"2025-12-17T11:03:10","percent_change":0.0,"prev_day_close":2535.75},{"option":"SPXW260331P04350000","bid":1.95,"bid_size":110.0,"ask":2.2,"ask_size":295.0,"iv":0.5551,"open_interest":3074.0,"volume":0.0,"delta":-0.005,"gamma":0.0,"vega":0.3372,"theta":-0.2099,"rho":-0.0376,"theo":1.9992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.05,"last_trade_time":"2026-02-10T09:57:23","percent_change":0.0,"prev_day_close":1.82499998807907},{"option":"SPXW260331C04375000","bid":2485.6,"bid_size":2.0,"ask":2496.1,"ask_size":2.0,"iv":0.5632,"open_interest":20.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.349,"theta":0.0,"rho":4.6161,"theo":2490.3299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2421.89,"last_trade_time":"2025-12-17T11:03:10","percent_change":0.0,"prev_day_close":2510.25},{"option":"SPXW260331P04375000","bid":2.0,"bid_size":81.0,"ask":2.25,"ask_size":245.0,"iv":0.5503,"open_interest":168.0,"volume":0.0,"delta":-0.0052,"gamma":0.0,"vega":0.349,"theta":-0.2157,"rho":-0.039,"theo":2.0703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-10T10:11:46","percent_change":0.0,"prev_day_close":1.875},{"option":"SPXW260331C04400000","bid":2461.0,"bid_size":2.0,"ask":2471.7,"ask_size":3.0,"iv":0.5614,"open_interest":12.0,"volume":0.0,"delta":0.9945,"gamma":0.0,"vega":0.3611,"theta":0.0,"rho":4.6411,"theo":2465.5152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2532.22,"last_trade_time":"2025-12-30T13:01:43","percent_change":0.0,"prev_day_close":2485.34997558594},{"option":"SPXW260331P04400000","bid":2.1,"bid_size":94.0,"ask":2.3,"ask_size":264.0,"iv":0.5462,"open_interest":5268.0,"volume":490.0,"delta":-0.0054,"gamma":0.0,"vega":0.3611,"theta":-0.2217,"rho":-0.0406,"theo":2.1436,"change":-0.175,"open":1.92,"high":2.09,"low":1.69,"tick":"down","last_trade_price":2.05,"last_trade_time":"2026-02-18T15:40:47","percent_change":-7.86517,"prev_day_close":1.92500001192093},{"option":"SPXW260331C04425000","bid":2436.2,"bid_size":2.0,"ask":2446.5,"ask_size":1.0,"iv":0.5571,"open_interest":12.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.3735,"theta":0.0,"rho":4.6661,"theo":2440.7028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2507.57,"last_trade_time":"2025-12-30T13:01:43","percent_change":0.0,"prev_day_close":2461.09997558594},{"option":"SPXW260331P04425000","bid":2.15,"bid_size":59.0,"ask":2.4,"ask_size":240.0,"iv":0.5419,"open_interest":223.0,"volume":0.0,"delta":-0.0056,"gamma":0.0,"vega":0.3735,"theta":-0.2279,"rho":-0.0421,"theo":2.2193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-10T10:21:05","percent_change":0.0,"prev_day_close":1.99999994039536},{"option":"SPXW260331C04450000","bid":2410.5,"bid_size":3.0,"ask":2421.1,"ask_size":2.0,"iv":0.5337,"open_interest":2.0,"volume":0.0,"delta":0.9941,"gamma":0.0,"vega":0.3864,"theta":0.0,"rho":4.691,"theo":2415.8928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2115.8,"last_trade_time":"2025-08-19T10:19:27","percent_change":0.0,"prev_day_close":2436.25},{"option":"SPXW260331P04450000","bid":2.25,"bid_size":59.0,"ask":2.45,"ask_size":259.0,"iv":0.5377,"open_interest":2115.0,"volume":75.0,"delta":-0.0058,"gamma":0.0,"vega":0.3864,"theta":-0.2342,"rho":-0.0438,"theo":2.2974,"change":-0.445,"open":2.12,"high":2.12,"low":1.93,"tick":"down","last_trade_price":1.93,"last_trade_time":"2026-02-18T13:35:41","percent_change":-18.7368,"prev_day_close":2.07500004768372},{"option":"SPXW260331C04475000","bid":2386.0,"bid_size":1.0,"ask":2396.9,"ask_size":1.0,"iv":0.5413,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.3997,"theta":0.0,"rho":4.7159,"theo":2391.0852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2411.30004882812},{"option":"SPXW260331P04475000","bid":2.3,"bid_size":59.0,"ask":2.55,"ask_size":236.0,"iv":0.5327,"open_interest":237.0,"volume":0.0,"delta":-0.0061,"gamma":0.0,"vega":0.3997,"theta":-0.2405,"rho":-0.0454,"theo":2.3779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-10T09:59:11","percent_change":0.0,"prev_day_close":2.125},{"option":"SPXW260331C04500000","bid":2361.8,"bid_size":2.0,"ask":2372.1,"ask_size":3.0,"iv":0.5437,"open_interest":9.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.4134,"theta":0.0,"rho":4.7408,"theo":2366.2801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2398.91,"last_trade_time":"2026-02-04T11:42:49","percent_change":0.0,"prev_day_close":2386.55004882812},{"option":"SPXW260331P04500000","bid":2.4,"bid_size":105.0,"ask":2.6,"ask_size":259.0,"iv":0.529,"open_interest":1975.0,"volume":74.0,"delta":-0.0063,"gamma":0.0,"vega":0.4134,"theta":-0.2471,"rho":-0.0472,"theo":2.4609,"change":-0.275,"open":2.25,"high":2.25,"low":1.98,"tick":"up","last_trade_price":2.25,"last_trade_time":"2026-02-18T16:03:04","percent_change":-10.8911,"prev_day_close":2.19999992847443},{"option":"SPXW260331C04525000","bid":2337.0,"bid_size":2.0,"ask":2347.3,"ask_size":1.0,"iv":0.5391,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.4277,"theta":0.0,"rho":4.7655,"theo":2341.4776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2361.90002441406},{"option":"SPXW260331P04525000","bid":2.45,"bid_size":59.0,"ask":2.7,"ask_size":234.0,"iv":0.5246,"open_interest":219.0,"volume":0.0,"delta":-0.0066,"gamma":0.0,"vega":0.4277,"theta":-0.2537,"rho":-0.049,"theo":2.5464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.45,"last_trade_time":"2026-02-10T10:07:30","percent_change":0.0,"prev_day_close":2.27499997615814},{"option":"SPXW260331C04550000","bid":2311.5,"bid_size":1.0,"ask":2322.5,"ask_size":1.0,"iv":0.5271,"open_interest":8.0,"volume":0.0,"delta":0.9931,"gamma":0.0,"vega":0.4426,"theta":0.0,"rho":4.7902,"theo":2316.6776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2170.7,"last_trade_time":"2025-09-16T09:44:39","percent_change":0.0,"prev_day_close":2336.84997558594},{"option":"SPXW260331P04550000","bid":2.55,"bid_size":59.0,"ask":2.75,"ask_size":177.0,"iv":0.5201,"open_interest":497.0,"volume":1.0,"delta":-0.0068,"gamma":0.0,"vega":0.4426,"theta":-0.2605,"rho":-0.0509,"theo":2.6346,"change":-0.125,"open":2.55,"high":2.55,"low":2.55,"tick":"down","last_trade_price":2.55,"last_trade_time":"2026-02-18T15:00:09","percent_change":-4.6729,"prev_day_close":2.32500004768372},{"option":"SPXW260331C04575000","bid":2287.4,"bid_size":2.0,"ask":2297.6,"ask_size":2.0,"iv":0.5289,"open_interest":1.0,"volume":0.0,"delta":0.9928,"gamma":0.0,"vega":0.4579,"theta":0.0,"rho":4.8148,"theo":2291.8804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2317.67,"last_trade_time":"2026-02-04T11:47:14","percent_change":0.0,"prev_day_close":2312.25},{"option":"SPXW260331P04575000","bid":2.6,"bid_size":79.0,"ask":2.85,"ask_size":205.0,"iv":0.5156,"open_interest":250.0,"volume":0.0,"delta":-0.0071,"gamma":0.0,"vega":0.4579,"theta":-0.2675,"rho":-0.0529,"theo":2.7254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.65,"last_trade_time":"2026-02-10T10:11:50","percent_change":0.0,"prev_day_close":2.39999997615814},{"option":"SPXW260331C04600000","bid":2261.9,"bid_size":2.0,"ask":2272.1,"ask_size":2.0,"iv":0.5096,"open_interest":22.0,"volume":0.0,"delta":0.9926,"gamma":0.0,"vega":0.4737,"theta":0.0,"rho":4.8393,"theo":2267.0859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2260.64,"last_trade_time":"2026-02-05T09:52:34","percent_change":0.0,"prev_day_close":2287.35009765625},{"option":"SPXW260331P04600000","bid":2.7,"bid_size":139.0,"ask":2.95,"ask_size":254.0,"iv":0.5116,"open_interest":897.0,"volume":143.0,"delta":-0.0073,"gamma":0.0,"vega":0.4737,"theta":-0.2745,"rho":-0.055,"theo":2.819,"change":-0.2,"open":2.68,"high":3.28,"low":2.2,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-18T14:44:52","percent_change":-7.01754,"prev_day_close":2.47500002384186},{"option":"SPXW260331C04625000","bid":2237.2,"bid_size":2.0,"ask":2247.4,"ask_size":2.0,"iv":0.5075,"open_interest":20.0,"volume":0.0,"delta":0.9923,"gamma":0.0,"vega":0.4899,"theta":0.0,"rho":4.8637,"theo":2242.2942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2291.07,"last_trade_time":"2025-12-22T13:27:44","percent_change":0.0,"prev_day_close":2262.54992675781},{"option":"SPXW260331P04625000","bid":2.8,"bid_size":58.0,"ask":3.1,"ask_size":235.0,"iv":0.507,"open_interest":389.0,"volume":0.0,"delta":-0.0076,"gamma":0.0,"vega":0.4899,"theta":-0.2817,"rho":-0.0571,"theo":2.9154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.75,"last_trade_time":"2026-02-10T10:09:15","percent_change":0.0,"prev_day_close":2.57500004768372},{"option":"SPXW260331C04650000","bid":2212.4,"bid_size":2.0,"ask":2222.5,"ask_size":2.0,"iv":0.5021,"open_interest":20.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.5066,"theta":0.0,"rho":4.888,"theo":2217.5055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2142.67,"last_trade_time":"2025-12-17T11:35:59","percent_change":0.0,"prev_day_close":2238.09997558594},{"option":"SPXW260331P04650000","bid":2.9,"bid_size":58.0,"ask":3.1,"ask_size":171.0,"iv":0.5029,"open_interest":509.0,"volume":10.0,"delta":-0.0079,"gamma":0.0,"vega":0.5066,"theta":-0.289,"rho":-0.0593,"theo":3.0147,"change":-0.125,"open":2.9,"high":2.9,"low":2.9,"tick":"no_change","last_trade_price":2.9,"last_trade_time":"2026-02-18T09:32:12","percent_change":-4.13223,"prev_day_close":2.64999997615814},{"option":"SPXW260331C04675000","bid":2187.5,"bid_size":2.0,"ask":2197.6,"ask_size":2.0,"iv":0.4956,"open_interest":20.0,"volume":0.0,"delta":0.9917,"gamma":0.0,"vega":0.5238,"theta":0.0,"rho":4.9123,"theo":2192.7197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2197.36,"last_trade_time":"2026-02-04T12:36:05","percent_change":0.0,"prev_day_close":2213.19995117188},{"option":"SPXW260331P04675000","bid":3.0,"bid_size":58.0,"ask":3.2,"ask_size":198.0,"iv":0.4988,"open_interest":337.0,"volume":0.0,"delta":-0.0082,"gamma":0.0,"vega":0.5238,"theta":-0.2965,"rho":-0.0616,"theo":3.1171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.99,"last_trade_time":"2026-02-13T16:09:24","percent_change":0.0,"prev_day_close":2.72500002384186},{"option":"SPXW260331C04700000","bid":2162.8,"bid_size":2.0,"ask":2172.8,"ask_size":2.0,"iv":0.4923,"open_interest":3.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":0.5413,"theta":0.0,"rho":4.9365,"theo":2167.937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2060.0,"last_trade_time":"2025-09-30T10:00:54","percent_change":0.0,"prev_day_close":2188.0},{"option":"SPXW260331P04700000","bid":3.1,"bid_size":108.0,"ask":3.3,"ask_size":167.0,"iv":0.4946,"open_interest":4053.0,"volume":10.0,"delta":-0.0085,"gamma":0.0,"vega":0.5413,"theta":-0.3041,"rho":-0.064,"theo":3.2225,"change":-0.69,"open":2.51,"high":2.51,"low":2.51,"tick":"down","last_trade_price":2.51,"last_trade_time":"2026-02-18T10:19:10","percent_change":-21.5625,"prev_day_close":2.82500004768372},{"option":"SPXW260331C04725000","bid":2138.1,"bid_size":2.0,"ask":2148.8,"ask_size":2.0,"iv":0.4962,"open_interest":0.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":0.5593,"theta":0.0,"rho":4.9607,"theo":2143.1574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2163.69995117188},{"option":"SPXW260331P04725000","bid":3.2,"bid_size":58.0,"ask":3.4,"ask_size":197.0,"iv":0.4903,"open_interest":310.0,"volume":0.0,"delta":-0.0089,"gamma":0.0,"vega":0.5593,"theta":-0.3119,"rho":-0.0664,"theo":3.3309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.1,"last_trade_time":"2026-02-10T10:10:26","percent_change":0.0,"prev_day_close":2.92499995231628},{"option":"SPXW260331C04750000","bid":2113.3,"bid_size":2.0,"ask":2124.0,"ask_size":2.0,"iv":0.4915,"open_interest":1.0,"volume":0.0,"delta":0.9907,"gamma":0.0,"vega":0.5778,"theta":0.0,"rho":4.9847,"theo":2118.3809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1612.29,"last_trade_time":"2025-06-30T13:16:12","percent_change":0.0,"prev_day_close":2138.55004882812},{"option":"SPXW260331P04750000","bid":3.3,"bid_size":58.0,"ask":3.6,"ask_size":225.0,"iv":0.4868,"open_interest":715.0,"volume":6.0,"delta":-0.0092,"gamma":0.0,"vega":0.5778,"theta":-0.3197,"rho":-0.069,"theo":3.4425,"change":-0.25,"open":3.14,"high":3.2,"low":3.14,"tick":"no_change","last_trade_price":3.2,"last_trade_time":"2026-02-18T14:36:23","percent_change":-7.24638,"prev_day_close":3.02499997615814},{"option":"SPXW260331C04775000","bid":2088.6,"bid_size":2.0,"ask":2099.2,"ask_size":2.0,"iv":0.4876,"open_interest":6.0,"volume":0.0,"delta":0.9904,"gamma":0.0,"vega":0.5967,"theta":0.0,"rho":5.0087,"theo":2093.6076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2140.93,"last_trade_time":"2025-12-31T10:35:45","percent_change":0.0,"prev_day_close":2114.0},{"option":"SPXW260331P04775000","bid":3.4,"bid_size":78.0,"ask":3.7,"ask_size":229.0,"iv":0.4824,"open_interest":201.0,"volume":0.0,"delta":-0.0096,"gamma":0.0,"vega":0.5967,"theta":-0.3278,"rho":-0.0716,"theo":3.5573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.6,"last_trade_time":"2026-02-13T15:16:04","percent_change":0.0,"prev_day_close":3.10000002384186},{"option":"SPXW260331C04800000","bid":2064.5,"bid_size":2.0,"ask":2074.4,"ask_size":2.0,"iv":0.4884,"open_interest":8.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":0.6163,"theta":0.0,"rho":5.0326,"theo":2068.8376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2079.91,"last_trade_time":"2026-02-04T13:37:28","percent_change":0.0,"prev_day_close":2089.34997558594},{"option":"SPXW260331P04800000","bid":3.5,"bid_size":107.0,"ask":3.8,"ask_size":267.0,"iv":0.478,"open_interest":3212.0,"volume":6.0,"delta":-0.0099,"gamma":0.0,"vega":0.6163,"theta":-0.3359,"rho":-0.0742,"theo":3.6753,"change":-0.19,"open":3.03,"high":3.46,"low":2.85,"tick":"up","last_trade_price":3.46,"last_trade_time":"2026-02-18T15:26:29","percent_change":-5.20548,"prev_day_close":3.19999992847443},{"option":"SPXW260331C04825000","bid":2039.1,"bid_size":2.0,"ask":2049.6,"ask_size":2.0,"iv":0.4788,"open_interest":0.0,"volume":0.0,"delta":0.9896,"gamma":0.0,"vega":0.6365,"theta":0.0,"rho":5.0564,"theo":2044.0708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2064.34997558594},{"option":"SPXW260331P04825000","bid":3.6,"bid_size":77.0,"ask":3.9,"ask_size":190.0,"iv":0.4735,"open_interest":242.0,"volume":0.0,"delta":-0.0103,"gamma":0.0,"vega":0.6365,"theta":-0.3442,"rho":-0.077,"theo":3.7967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.5,"last_trade_time":"2026-02-10T10:11:50","percent_change":0.0,"prev_day_close":3.30000007152557},{"option":"SPXW260331C04850000","bid":2014.2,"bid_size":2.0,"ask":2024.8,"ask_size":2.0,"iv":0.4732,"open_interest":0.0,"volume":0.0,"delta":0.9892,"gamma":0.0,"vega":0.6574,"theta":0.0,"rho":5.0801,"theo":2019.3076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2039.64996337891},{"option":"SPXW260331P04850000","bid":3.7,"bid_size":102.0,"ask":4.0,"ask_size":190.0,"iv":0.469,"open_interest":784.0,"volume":5.0,"delta":-0.0107,"gamma":0.0,"vega":0.6574,"theta":-0.3526,"rho":-0.0799,"theo":3.9215,"change":-0.2,"open":3.7,"high":3.7,"low":3.7,"tick":"down","last_trade_price":3.7,"last_trade_time":"2026-02-18T09:32:12","percent_change":-5.1282,"prev_day_close":3.39999997615814},{"option":"SPXW260331C04875000","bid":1989.6,"bid_size":2.0,"ask":2000.0,"ask_size":2.0,"iv":0.4698,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":0.6791,"theta":0.0,"rho":5.1037,"theo":1994.5479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2014.54998779297},{"option":"SPXW260331P04875000","bid":3.9,"bid_size":57.0,"ask":4.2,"ask_size":222.0,"iv":0.466,"open_interest":254.0,"volume":0.0,"delta":-0.0111,"gamma":0.0,"vega":0.6791,"theta":-0.3612,"rho":-0.0829,"theo":4.0499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.0,"last_trade_time":"2026-02-12T14:08:04","percent_change":0.0,"prev_day_close":3.5},{"option":"SPXW260331C04900000","bid":1964.9,"bid_size":2.0,"ask":1975.2,"ask_size":2.0,"iv":0.4656,"open_interest":22.0,"volume":0.0,"delta":0.9884,"gamma":0.0,"vega":0.7015,"theta":0.0,"rho":5.1271,"theo":1969.7919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2021.75,"last_trade_time":"2025-12-22T13:35:50","percent_change":0.0,"prev_day_close":1990.0},{"option":"SPXW260331P04900000","bid":4.0,"bid_size":76.0,"ask":4.3,"ask_size":212.0,"iv":0.4613,"open_interest":704.0,"volume":63.0,"delta":-0.0115,"gamma":0.0,"vega":0.7015,"theta":-0.3698,"rho":-0.086,"theo":4.182,"change":-0.19,"open":3.95,"high":3.96,"low":3.16,"tick":"no_change","last_trade_price":3.96,"last_trade_time":"2026-02-18T15:11:43","percent_change":-4.57832,"prev_day_close":3.64999997615814},{"option":"SPXW260331C04925000","bid":1940.0,"bid_size":3.0,"ask":1949.7,"ask_size":3.0,"iv":0.4548,"open_interest":40.0,"volume":0.0,"delta":0.988,"gamma":0.0,"vega":0.7247,"theta":0.0,"rho":5.1505,"theo":1945.0398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1997.35,"last_trade_time":"2025-12-22T13:35:50","percent_change":0.0,"prev_day_close":1965.04998779297},{"option":"SPXW260331P04925000","bid":4.1,"bid_size":75.0,"ask":4.4,"ask_size":184.0,"iv":0.4566,"open_interest":422.0,"volume":0.0,"delta":-0.0119,"gamma":0.0,"vega":0.7247,"theta":-0.3787,"rho":-0.0892,"theo":4.318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-10T10:06:45","percent_change":0.0,"prev_day_close":3.80000007152557},{"option":"SPXW260331C04950000","bid":1915.8,"bid_size":3.0,"ask":1925.7,"ask_size":3.0,"iv":0.4597,"open_interest":0.0,"volume":0.0,"delta":0.9876,"gamma":0.0,"vega":0.7486,"theta":0.0,"rho":5.1736,"theo":1920.2917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1940.5},{"option":"SPXW260331P04950000","bid":4.3,"bid_size":56.0,"ask":4.6,"ask_size":217.0,"iv":0.4534,"open_interest":357.0,"volume":85.0,"delta":-0.0124,"gamma":0.0,"vega":0.7486,"theta":-0.3877,"rho":-0.0926,"theo":4.458,"change":-0.96,"open":4.15,"high":4.15,"low":3.41,"tick":"down","last_trade_price":3.44,"last_trade_time":"2026-02-18T10:54:14","percent_change":-21.8182,"prev_day_close":3.89999997615814},{"option":"SPXW260331C04975000","bid":1891.1,"bid_size":3.0,"ask":1900.9,"ask_size":3.0,"iv":0.4553,"open_interest":4.0,"volume":0.0,"delta":0.9871,"gamma":0.0,"vega":0.7732,"theta":0.0,"rho":5.1967,"theo":1895.5479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1458.7,"last_trade_time":"2025-07-09T09:30:08","percent_change":0.0,"prev_day_close":1915.45001220703},{"option":"SPXW260331P04975000","bid":4.4,"bid_size":76.0,"ask":4.7,"ask_size":183.0,"iv":0.4486,"open_interest":215.0,"volume":0.0,"delta":-0.0128,"gamma":0.0,"vega":0.7732,"theta":-0.3968,"rho":-0.0961,"theo":4.6023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-10T09:57:02","percent_change":0.0,"prev_day_close":4.0},{"option":"SPXW260331C05000000","bid":1866.0,"bid_size":3.0,"ask":1876.1,"ask_size":3.0,"iv":0.4483,"open_interest":7492.0,"volume":0.0,"delta":0.9866,"gamma":0.0,"vega":0.7984,"theta":0.0,"rho":5.2196,"theo":1870.8086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1980.13,"last_trade_time":"2026-02-12T09:30:05","percent_change":0.0,"prev_day_close":1891.25},{"option":"SPXW260331P05000000","bid":4.6,"bid_size":56.0,"ask":4.8,"ask_size":166.0,"iv":0.4444,"open_interest":9648.0,"volume":97.0,"delta":-0.0133,"gamma":0.0,"vega":0.7984,"theta":-0.4061,"rho":-0.0998,"theo":4.7511,"change":-0.69,"open":4.4,"high":4.56,"low":3.66,"tick":"no_change","last_trade_price":4.01,"last_trade_time":"2026-02-18T15:56:21","percent_change":-14.6809,"prev_day_close":4.15000009536743},{"option":"SPXW260331C05025000","bid":1841.2,"bid_size":3.0,"ask":1850.6,"ask_size":3.0,"iv":0.4387,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":0.8243,"theta":0.0,"rho":5.2424,"theo":1846.0739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":682.29,"last_trade_time":"2025-04-10T13:28:51","percent_change":0.0,"prev_day_close":1866.19995117188},{"option":"SPXW260331P05025000","bid":4.7,"bid_size":74.0,"ask":5.0,"ask_size":180.0,"iv":0.4402,"open_interest":196.0,"volume":0.0,"delta":-0.0138,"gamma":0.0,"vega":0.8243,"theta":-0.4156,"rho":-0.1036,"theo":4.9044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.7,"last_trade_time":"2026-02-12T14:42:23","percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPXW260331C05050000","bid":1816.4,"bid_size":3.0,"ask":1825.9,"ask_size":3.0,"iv":0.4343,"open_interest":5.0,"volume":0.0,"delta":0.9856,"gamma":0.0,"vega":0.8508,"theta":0.0,"rho":5.2651,"theo":1821.344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1344.8,"last_trade_time":"2025-07-01T11:55:55","percent_change":0.0,"prev_day_close":1840.80004882812},{"option":"SPXW260331P05050000","bid":4.9,"bid_size":55.0,"ask":5.2,"ask_size":212.0,"iv":0.4366,"open_interest":437.0,"volume":63.0,"delta":-0.0143,"gamma":0.0,"vega":0.8508,"theta":-0.4253,"rho":-0.1075,"theo":5.0626,"change":-0.6,"open":4.87,"high":4.87,"low":3.95,"tick":"up","last_trade_price":4.45,"last_trade_time":"2026-02-18T15:59:43","percent_change":-11.8812,"prev_day_close":4.45000004768372},{"option":"SPXW260331C05075000","bid":1791.7,"bid_size":3.0,"ask":1801.2,"ask_size":3.0,"iv":0.4306,"open_interest":3.0,"volume":0.0,"delta":0.985,"gamma":0.0,"vega":0.8781,"theta":0.0,"rho":5.2876,"theo":1796.6191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1321.2,"last_trade_time":"2025-06-30T12:32:18","percent_change":0.0,"prev_day_close":1816.90002441406},{"option":"SPXW260331P05075000","bid":5.0,"bid_size":75.0,"ask":5.3,"ask_size":123.0,"iv":0.4317,"open_interest":241.0,"volume":0.0,"delta":-0.0149,"gamma":0.0,"vega":0.8781,"theta":-0.4351,"rho":-0.1115,"theo":5.2258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.0,"last_trade_time":"2026-02-17T13:52:20","percent_change":0.0,"prev_day_close":4.59999990463257},{"option":"SPXW260331C05100000","bid":1767.0,"bid_size":3.0,"ask":1776.4,"ask_size":3.0,"iv":0.4261,"open_interest":8.0,"volume":0.0,"delta":0.9845,"gamma":0.0,"vega":0.9062,"theta":0.0,"rho":5.31,"theo":1771.8994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1881.05,"last_trade_time":"2026-02-12T09:30:05","percent_change":0.0,"prev_day_close":1792.29998779297},{"option":"SPXW260331P05100000","bid":5.2,"bid_size":124.0,"ask":5.5,"ask_size":227.0,"iv":0.4279,"open_interest":2648.0,"volume":44.0,"delta":-0.0154,"gamma":0.0,"vega":0.9062,"theta":-0.4451,"rho":-0.1157,"theo":5.3942,"change":-0.69,"open":4.31,"high":4.66,"low":4.19,"tick":"no_change","last_trade_price":4.66,"last_trade_time":"2026-02-18T15:59:37","percent_change":-12.8972,"prev_day_close":4.75},{"option":"SPXW260331C05125000","bid":1742.3,"bid_size":3.0,"ask":1751.7,"ask_size":3.0,"iv":0.4221,"open_interest":3.0,"volume":0.0,"delta":0.9839,"gamma":0.0,"vega":0.9352,"theta":0.0,"rho":5.3323,"theo":1747.1852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1061.56,"last_trade_time":"2025-05-30T15:09:32","percent_change":0.0,"prev_day_close":1767.59997558594},{"option":"SPXW260331P05125000","bid":5.4,"bid_size":54.0,"ask":5.7,"ask_size":197.0,"iv":0.424,"open_interest":906.0,"volume":9.0,"delta":-0.016,"gamma":0.0,"vega":0.9352,"theta":-0.4553,"rho":-0.12,"theo":5.568,"change":-0.99,"open":4.56,"high":4.56,"low":4.56,"tick":"down","last_trade_price":4.56,"last_trade_time":"2026-02-18T13:36:00","percent_change":-17.8378,"prev_day_close":4.90000009536743},{"option":"SPXW260331C05150000","bid":1717.7,"bid_size":3.0,"ask":1727.7,"ask_size":3.0,"iv":0.4225,"open_interest":36.0,"volume":0.0,"delta":0.9833,"gamma":0.0,"vega":0.9652,"theta":-0.0025,"rho":5.3544,"theo":1722.4767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1808.86,"last_trade_time":"2026-01-07T16:13:18","percent_change":0.0,"prev_day_close":1741.90002441406},{"option":"SPXW260331P05150000","bid":5.6,"bid_size":54.0,"ask":5.8,"ask_size":109.0,"iv":0.4195,"open_interest":278.0,"volume":6.0,"delta":-0.0166,"gamma":0.0,"vega":0.9652,"theta":-0.4657,"rho":-0.1244,"theo":5.7476,"change":-1.2,"open":4.71,"high":4.71,"low":4.55,"tick":"down","last_trade_price":4.55,"last_trade_time":"2026-02-18T11:48:14","percent_change":-20.8696,"prev_day_close":5.09999990463257},{"option":"SPXW260331C05155000","bid":1712.2,"bid_size":2.0,"ask":1723.3,"ask_size":2.0,"iv":0.4215,"open_interest":0.0,"volume":0.0,"delta":0.9832,"gamma":0.0,"vega":0.9714,"theta":-0.0059,"rho":5.3588,"theo":1717.5357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1737.95001220703},{"option":"SPXW260331P05155000","bid":5.6,"bid_size":72.0,"ask":5.9,"ask_size":106.0,"iv":0.4188,"open_interest":4.0,"volume":0.0,"delta":-0.0167,"gamma":0.0,"vega":0.9714,"theta":-0.4678,"rho":-0.1254,"theo":5.7843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.04,"last_trade_time":"2026-02-09T09:37:12","percent_change":0.0,"prev_day_close":5.09999990463257},{"option":"SPXW260331C05160000","bid":1707.8,"bid_size":3.0,"ask":1717.1,"ask_size":3.0,"iv":0.4168,"open_interest":0.0,"volume":0.0,"delta":0.9831,"gamma":0.0,"vega":0.9776,"theta":-0.0094,"rho":5.3632,"theo":1712.595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1732.14996337891},{"option":"SPXW260331P05160000","bid":5.6,"bid_size":74.0,"ask":5.9,"ask_size":119.0,"iv":0.4176,"open_interest":42.0,"volume":0.0,"delta":-0.0168,"gamma":0.0,"vega":0.9776,"theta":-0.4699,"rho":-0.1263,"theo":5.8211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.0,"last_trade_time":"2026-01-30T15:36:19","percent_change":0.0,"prev_day_close":5.15000009536743},{"option":"SPXW260331C05165000","bid":1702.0,"bid_size":2.0,"ask":1713.5,"ask_size":2.0,"iv":0.4186,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0,"vega":0.9838,"theta":-0.0128,"rho":5.3676,"theo":1707.6545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1728.10003662109},{"option":"SPXW260331P05165000","bid":5.7,"bid_size":54.0,"ask":6.0,"ask_size":106.0,"iv":0.4175,"open_interest":2.0,"volume":0.0,"delta":-0.017,"gamma":0.0,"vega":0.9838,"theta":-0.472,"rho":-0.1272,"theo":5.8583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-01-30T13:05:39","percent_change":0.0,"prev_day_close":5.20000004768372},{"option":"SPXW260331C05170000","bid":1697.9,"bid_size":3.0,"ask":1707.2,"ask_size":3.0,"iv":0.415,"open_interest":0.0,"volume":0.0,"delta":0.9828,"gamma":0.0,"vega":0.9901,"theta":-0.0163,"rho":5.372,"theo":1702.7142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1723.14996337891},{"option":"SPXW260331P05170000","bid":5.7,"bid_size":72.0,"ask":6.0,"ask_size":173.0,"iv":0.4162,"open_interest":3.0,"volume":0.0,"delta":-0.0171,"gamma":0.0,"vega":0.9901,"theta":-0.4741,"rho":-0.1281,"theo":5.8957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.5,"last_trade_time":"2026-02-12T13:20:41","percent_change":0.0,"prev_day_close":5.20000004768372},{"option":"SPXW260331C05175000","bid":1693.0,"bid_size":3.0,"ask":1702.2,"ask_size":3.0,"iv":0.414,"open_interest":3.0,"volume":0.0,"delta":0.9827,"gamma":0.0,"vega":0.9964,"theta":-0.0198,"rho":5.3763,"theo":1697.7742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1725.89,"last_trade_time":"2026-02-04T11:47:14","percent_change":0.0,"prev_day_close":1717.25},{"option":"SPXW260331P05175000","bid":5.8,"bid_size":54.0,"ask":6.0,"ask_size":109.0,"iv":0.4155,"open_interest":465.0,"volume":0.0,"delta":-0.0172,"gamma":0.0,"vega":0.9964,"theta":-0.4763,"rho":-0.1291,"theo":5.9333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-17T15:27:36","percent_change":0.0,"prev_day_close":5.25},{"option":"SPXW260331C05180000","bid":1688.0,"bid_size":3.0,"ask":1697.3,"ask_size":3.0,"iv":0.4131,"open_interest":0.0,"volume":0.0,"delta":0.9826,"gamma":0.0,"vega":1.0028,"theta":-0.0233,"rho":5.3807,"theo":1692.8345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1713.34997558594},{"option":"SPXW260331P05180000","bid":5.8,"bid_size":72.0,"ask":6.1,"ask_size":193.0,"iv":0.4148,"open_interest":11.0,"volume":0.0,"delta":-0.0174,"gamma":0.0,"vega":1.0028,"theta":-0.4784,"rho":-0.1301,"theo":5.9712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.2,"last_trade_time":"2026-01-29T12:44:03","percent_change":0.0,"prev_day_close":5.29999995231628},{"option":"SPXW260331C05185000","bid":1682.6,"bid_size":2.0,"ask":1693.7,"ask_size":2.0,"iv":0.4168,"open_interest":0.0,"volume":0.0,"delta":0.9824,"gamma":0.0,"vega":1.0093,"theta":-0.0268,"rho":5.385,"theo":1687.8951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1708.25},{"option":"SPXW260331P05185000","bid":5.8,"bid_size":72.0,"ask":6.2,"ask_size":116.0,"iv":0.4141,"open_interest":3.0,"volume":0.0,"delta":-0.0175,"gamma":0.0,"vega":1.0093,"theta":-0.4806,"rho":-0.131,"theo":6.0094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.2,"last_trade_time":"2026-02-05T09:43:43","percent_change":0.0,"prev_day_close":5.29999995231628},{"option":"SPXW260331C05190000","bid":1678.2,"bid_size":3.0,"ask":1687.4,"ask_size":3.0,"iv":0.4118,"open_interest":0.0,"volume":0.0,"delta":0.9823,"gamma":0.0,"vega":1.0158,"theta":-0.0303,"rho":5.3894,"theo":1682.9559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1703.44995117188},{"option":"SPXW260331P05190000","bid":5.9,"bid_size":54.0,"ask":6.2,"ask_size":194.0,"iv":0.4134,"open_interest":1.0,"volume":0.0,"delta":-0.0176,"gamma":0.0,"vega":1.0158,"theta":-0.4828,"rho":-0.132,"theo":6.0478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.2,"last_trade_time":"2026-02-13T13:15:17","percent_change":0.0,"prev_day_close":5.34999990463257},{"option":"SPXW260331C05195000","bid":1672.7,"bid_size":2.0,"ask":1683.8,"ask_size":2.0,"iv":0.4149,"open_interest":0.0,"volume":0.0,"delta":0.9822,"gamma":0.0,"vega":1.0223,"theta":-0.0338,"rho":5.3937,"theo":1678.017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1698.5},{"option":"SPXW260331P05195000","bid":5.9,"bid_size":54.0,"ask":6.2,"ask_size":106.0,"iv":0.4122,"open_interest":0.0,"volume":0.0,"delta":-0.0178,"gamma":0.0,"vega":1.0223,"theta":-0.4849,"rho":-0.133,"theo":6.0865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.40000009536743},{"option":"SPXW260331C05200000","bid":1668.3,"bid_size":3.0,"ask":1677.5,"ask_size":3.0,"iv":0.4099,"open_interest":7.0,"volume":0.0,"delta":0.982,"gamma":0.0,"vega":1.0289,"theta":-0.0373,"rho":5.398,"theo":1673.0783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1812.6,"last_trade_time":"2026-02-02T13:00:43","percent_change":0.0,"prev_day_close":1693.55004882812},{"option":"SPXW260331P05200000","bid":6.0,"bid_size":53.0,"ask":6.2,"ask_size":117.0,"iv":0.4115,"open_interest":431.0,"volume":53.0,"delta":-0.0179,"gamma":0.0,"vega":1.0289,"theta":-0.4871,"rho":-0.134,"theo":6.1255,"change":-0.79,"open":5.08,"high":5.36,"low":5.08,"tick":"no_change","last_trade_price":5.36,"last_trade_time":"2026-02-18T15:59:43","percent_change":-12.8455,"prev_day_close":5.45000004768372},{"option":"SPXW260331C05205000","bid":1662.8,"bid_size":2.0,"ask":1673.9,"ask_size":2.0,"iv":0.413,"open_interest":0.0,"volume":0.0,"delta":0.9819,"gamma":0.0,"vega":1.0356,"theta":-0.0409,"rho":5.4023,"theo":1668.1399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1688.54998779297},{"option":"SPXW260331P05205000","bid":6.0,"bid_size":53.0,"ask":6.3,"ask_size":105.0,"iv":0.4107,"open_interest":1.0,"volume":0.0,"delta":-0.018,"gamma":0.0,"vega":1.0356,"theta":-0.4893,"rho":-0.135,"theo":6.1647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.12,"last_trade_time":"2026-02-02T09:46:47","percent_change":0.0,"prev_day_close":5.45000004768372},{"option":"SPXW260331C05210000","bid":1658.4,"bid_size":3.0,"ask":1667.6,"ask_size":3.0,"iv":0.408,"open_interest":0.0,"volume":0.0,"delta":0.9818,"gamma":0.0,"vega":1.0423,"theta":-0.0444,"rho":5.4066,"theo":1663.2019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1683.54998779297},{"option":"SPXW260331P05210000","bid":6.0,"bid_size":72.0,"ask":6.3,"ask_size":117.0,"iv":0.4095,"open_interest":6.0,"volume":0.0,"delta":-0.0182,"gamma":0.0,"vega":1.0423,"theta":-0.4915,"rho":-0.136,"theo":6.2042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-02T10:41:16","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260331C05215000","bid":1652.6,"bid_size":2.0,"ask":1664.1,"ask_size":2.0,"iv":0.4101,"open_interest":0.0,"volume":0.0,"delta":0.9816,"gamma":0.0,"vega":1.049,"theta":-0.048,"rho":5.4109,"theo":1658.2641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1678.65002441406},{"option":"SPXW260331P05215000","bid":6.1,"bid_size":53.0,"ask":6.4,"ask_size":105.0,"iv":0.4093,"open_interest":1.0,"volume":0.0,"delta":-0.0183,"gamma":0.0,"vega":1.049,"theta":-0.4937,"rho":-0.137,"theo":6.244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.6,"last_trade_time":"2026-02-13T10:29:15","percent_change":0.0,"prev_day_close":5.54999995231628},{"option":"SPXW260331C05220000","bid":1648.6,"bid_size":3.0,"ask":1657.8,"ask_size":3.0,"iv":0.4071,"open_interest":0.0,"volume":0.0,"delta":0.9815,"gamma":0.0,"vega":1.0558,"theta":-0.0515,"rho":5.4152,"theo":1653.3266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1672.95001220703},{"option":"SPXW260331P05220000","bid":6.1,"bid_size":53.0,"ask":6.4,"ask_size":190.0,"iv":0.408,"open_interest":3.0,"volume":0.0,"delta":-0.0184,"gamma":0.0,"vega":1.0558,"theta":-0.4959,"rho":-0.138,"theo":6.2842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.3,"last_trade_time":"2026-02-04T12:44:22","percent_change":0.0,"prev_day_close":5.59999990463257},{"option":"SPXW260331C05225000","bid":1643.6,"bid_size":3.0,"ask":1652.8,"ask_size":3.0,"iv":0.4057,"open_interest":1.0,"volume":0.0,"delta":0.9813,"gamma":0.0,"vega":1.0627,"theta":-0.0551,"rho":5.4195,"theo":1648.3893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1724.58,"last_trade_time":"2025-12-30T13:04:32","percent_change":0.0,"prev_day_close":1667.85003662109},{"option":"SPXW260331P05225000","bid":6.2,"bid_size":53.0,"ask":6.4,"ask_size":99.0,"iv":0.4073,"open_interest":249.0,"volume":0.0,"delta":-0.0186,"gamma":0.0,"vega":1.0627,"theta":-0.4982,"rho":-0.1391,"theo":6.3246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.87,"last_trade_time":"2026-02-17T12:03:26","percent_change":0.0,"prev_day_close":5.59999990463257},{"option":"SPXW260331C05230000","bid":1638.7,"bid_size":3.0,"ask":1647.9,"ask_size":3.0,"iv":0.4052,"open_interest":0.0,"volume":0.0,"delta":0.9812,"gamma":0.0,"vega":1.0696,"theta":-0.0587,"rho":5.4237,"theo":1643.4524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1663.09997558594},{"option":"SPXW260331P05230000","bid":6.2,"bid_size":71.0,"ask":6.5,"ask_size":191.0,"iv":0.4066,"open_interest":0.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":1.0696,"theta":-0.5004,"rho":-0.1401,"theo":6.3653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.65000009536743},{"option":"SPXW260331C05235000","bid":1633.1,"bid_size":2.0,"ask":1644.3,"ask_size":2.0,"iv":0.4062,"open_interest":0.0,"volume":0.0,"delta":0.9811,"gamma":0.0,"vega":1.0766,"theta":-0.0623,"rho":5.428,"theo":1638.5158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1658.75},{"option":"SPXW260331P05235000","bid":6.2,"bid_size":71.0,"ask":6.6,"ask_size":115.0,"iv":0.4058,"open_interest":5.0,"volume":3.0,"delta":-0.0188,"gamma":0.0,"vega":1.0766,"theta":-0.5026,"rho":-0.1412,"theo":6.4063,"change":-0.2,"open":6.2,"high":6.2,"low":6.2,"tick":"no_change","last_trade_price":6.2,"last_trade_time":"2026-02-18T15:16:53","percent_change":-3.125,"prev_day_close":5.70000004768372},{"option":"SPXW260331C05240000","bid":1628.8,"bid_size":3.0,"ask":1638.0,"ask_size":3.0,"iv":0.4033,"open_interest":0.0,"volume":0.0,"delta":0.9809,"gamma":0.0,"vega":1.0836,"theta":-0.0659,"rho":5.4322,"theo":1633.5795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1653.14996337891},{"option":"SPXW260331P05240000","bid":6.3,"bid_size":53.0,"ask":6.6,"ask_size":189.0,"iv":0.4051,"open_interest":2.0,"volume":0.0,"delta":-0.019,"gamma":0.0,"vega":1.0836,"theta":-0.5049,"rho":-0.1423,"theo":6.4476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-10T09:32:51","percent_change":0.0,"prev_day_close":5.75},{"option":"SPXW260331C05245000","bid":1623.0,"bid_size":2.0,"ask":1634.5,"ask_size":2.0,"iv":0.4052,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0,"vega":1.0907,"theta":-0.0695,"rho":5.4365,"theo":1628.6435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1649.15002441406},{"option":"SPXW260331P05245000","bid":6.3,"bid_size":71.0,"ask":6.7,"ask_size":115.0,"iv":0.4043,"open_interest":0.0,"volume":0.0,"delta":-0.0191,"gamma":0.0,"vega":1.0907,"theta":-0.5072,"rho":-0.1434,"theo":6.4892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.79999995231628},{"option":"SPXW260331C05250000","bid":1619.0,"bid_size":3.0,"ask":1628.1,"ask_size":3.0,"iv":0.4019,"open_interest":26.0,"volume":0.0,"delta":0.9806,"gamma":0.0,"vega":1.0978,"theta":-0.0731,"rho":5.4407,"theo":1623.7078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1700.13,"last_trade_time":"2025-12-30T13:04:32","percent_change":0.0,"prev_day_close":1643.25},{"option":"SPXW260331P05250000","bid":6.4,"bid_size":53.0,"ask":6.6,"ask_size":99.0,"iv":0.4031,"open_interest":388.0,"volume":0.0,"delta":-0.0193,"gamma":0.0,"vega":1.0978,"theta":-0.5095,"rho":-0.1445,"theo":6.5311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":7.57,"last_trade_time":"2026-02-17T12:54:09","percent_change":0.0,"prev_day_close":5.79999995231628},{"option":"SPXW260331C05255000","bid":1613.5,"bid_size":2.0,"ask":1624.6,"ask_size":2.0,"iv":0.4052,"open_interest":0.0,"volume":0.0,"delta":0.9805,"gamma":0.0,"vega":1.105,"theta":-0.0768,"rho":5.4449,"theo":1618.7725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1639.15002441406},{"option":"SPXW260331P05255000","bid":6.4,"bid_size":71.0,"ask":6.7,"ask_size":103.0,"iv":0.4023,"open_interest":0.0,"volume":0.0,"delta":-0.0194,"gamma":0.0,"vega":1.105,"theta":-0.5118,"rho":-0.1456,"theo":6.5734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.84999990463257},{"option":"SPXW260331C05260000","bid":1609.1,"bid_size":3.0,"ask":1618.2,"ask_size":3.0,"iv":0.3999,"open_interest":0.0,"volume":0.0,"delta":0.9803,"gamma":0.0,"vega":1.1122,"theta":-0.0804,"rho":5.4491,"theo":1613.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1634.25},{"option":"SPXW260331P05260000","bid":6.5,"bid_size":53.0,"ask":6.7,"ask_size":100.0,"iv":0.4016,"open_interest":4.0,"volume":0.0,"delta":-0.0196,"gamma":0.0,"vega":1.1122,"theta":-0.5141,"rho":-0.1467,"theo":6.616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.79,"last_trade_time":"2026-02-10T09:55:09","percent_change":0.0,"prev_day_close":5.90000009536743},{"option":"SPXW260331C05265000","bid":1603.6,"bid_size":2.0,"ask":1614.7,"ask_size":2.0,"iv":0.4032,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0,"vega":1.1195,"theta":-0.0841,"rho":5.4533,"theo":1608.9027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1629.25},{"option":"SPXW260331P05265000","bid":6.5,"bid_size":53.0,"ask":6.8,"ask_size":104.0,"iv":0.4008,"open_interest":0.0,"volume":0.0,"delta":-0.0197,"gamma":0.0,"vega":1.1195,"theta":-0.5164,"rho":-0.1478,"theo":6.6589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.95000004768372},{"option":"SPXW260331C05270000","bid":1599.3,"bid_size":3.0,"ask":1608.4,"ask_size":3.0,"iv":0.399,"open_interest":0.0,"volume":0.0,"delta":0.98,"gamma":0.0,"vega":1.1268,"theta":-0.0878,"rho":5.4575,"theo":1603.9684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1624.40002441406},{"option":"SPXW260331P05270000","bid":6.6,"bid_size":53.0,"ask":6.8,"ask_size":114.0,"iv":0.4,"open_interest":21.0,"volume":0.0,"delta":-0.0199,"gamma":0.0,"vega":1.1268,"theta":-0.5187,"rho":-0.149,"theo":6.7021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.26,"last_trade_time":"2026-01-14T09:30:10","percent_change":0.0,"prev_day_close":6.0},{"option":"SPXW260331C05275000","bid":1594.3,"bid_size":3.0,"ask":1603.5,"ask_size":3.0,"iv":0.398,"open_interest":21.0,"volume":0.0,"delta":0.9799,"gamma":0.0,"vega":1.1342,"theta":-0.0914,"rho":5.4616,"theo":1599.0343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1606.93,"last_trade_time":"2026-02-04T12:36:05","percent_change":0.0,"prev_day_close":1618.54998779297},{"option":"SPXW260331P05275000","bid":6.6,"bid_size":52.0,"ask":6.8,"ask_size":98.0,"iv":0.3988,"open_interest":515.0,"volume":10.0,"delta":-0.02,"gamma":0.0,"vega":1.1342,"theta":-0.521,"rho":-0.1501,"theo":6.7457,"change":-0.35,"open":6.4,"high":6.4,"low":6.4,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:06:28","percent_change":-5.18518,"prev_day_close":6.0},{"option":"SPXW260331C05280000","bid":1589.4,"bid_size":3.0,"ask":1598.5,"ask_size":3.0,"iv":0.397,"open_interest":0.0,"volume":0.0,"delta":0.9797,"gamma":0.0,"vega":1.1416,"theta":-0.0951,"rho":5.4658,"theo":1594.1007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1614.75},{"option":"SPXW260331P05280000","bid":6.6,"bid_size":70.0,"ask":6.9,"ask_size":113.0,"iv":0.398,"open_interest":0.0,"volume":0.0,"delta":-0.0202,"gamma":0.0,"vega":1.1416,"theta":-0.5234,"rho":-0.1512,"theo":6.7897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.04999995231628},{"option":"SPXW260331C05285000","bid":1583.5,"bid_size":2.0,"ask":1595.0,"ask_size":2.0,"iv":0.3983,"open_interest":0.0,"volume":0.0,"delta":0.9796,"gamma":0.0,"vega":1.149,"theta":-0.0988,"rho":5.4699,"theo":1589.1674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1609.5},{"option":"SPXW260331P05285000","bid":6.7,"bid_size":52.0,"ask":7.0,"ask_size":103.0,"iv":0.3977,"open_interest":0.0,"volume":0.0,"delta":-0.0203,"gamma":0.0,"vega":1.149,"theta":-0.5258,"rho":-0.1524,"theo":6.834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.09999990463257},{"option":"SPXW260331C05290000","bid":1579.6,"bid_size":3.0,"ask":1589.0,"ask_size":3.0,"iv":0.3973,"open_interest":0.0,"volume":0.0,"delta":0.9794,"gamma":0.0,"vega":1.1566,"theta":-0.1025,"rho":5.4741,"theo":1584.2344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1603.79998779297},{"option":"SPXW260331P05290000","bid":6.7,"bid_size":52.0,"ask":7.0,"ask_size":133.0,"iv":0.3965,"open_interest":0.0,"volume":0.0,"delta":-0.0205,"gamma":0.0,"vega":1.1566,"theta":-0.5281,"rho":-0.1536,"theo":6.8786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.15000009536743},{"option":"SPXW260331C05295000","bid":1574.0,"bid_size":2.0,"ask":1585.1,"ask_size":2.0,"iv":0.3981,"open_interest":0.0,"volume":0.0,"delta":0.9793,"gamma":0.0,"vega":1.1641,"theta":-0.1063,"rho":5.4782,"theo":1579.3018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1599.65002441406},{"option":"SPXW260331P05295000","bid":6.8,"bid_size":52.0,"ask":7.1,"ask_size":108.0,"iv":0.3962,"open_interest":2.0,"volume":0.0,"delta":-0.0206,"gamma":0.0,"vega":1.1641,"theta":-0.5305,"rho":-0.1548,"theo":6.9236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.33,"last_trade_time":"2026-01-07T15:31:15","percent_change":0.0,"prev_day_close":6.20000004768372},{"option":"SPXW260331C05300000","bid":1569.7,"bid_size":3.0,"ask":1578.7,"ask_size":3.0,"iv":0.3936,"open_interest":43.0,"volume":0.0,"delta":0.9791,"gamma":0.0001,"vega":1.1718,"theta":-0.11,"rho":5.4823,"theo":1574.3695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1609.1,"last_trade_time":"2026-02-04T11:42:49","percent_change":0.0,"prev_day_close":1594.65002441406},{"option":"SPXW260331P05300000","bid":6.8,"bid_size":104.0,"ask":7.1,"ask_size":177.0,"iv":0.3949,"open_interest":1174.0,"volume":67.0,"delta":-0.0208,"gamma":0.0001,"vega":1.1718,"theta":-0.5329,"rho":-0.156,"theo":6.969,"change":-0.3,"open":6.51,"high":6.7,"low":5.42,"tick":"up","last_trade_price":6.7,"last_trade_time":"2026-02-18T14:53:48","percent_change":-4.28571,"prev_day_close":6.25},{"option":"SPXW260331C05305000","bid":1563.8,"bid_size":2.0,"ask":1575.3,"ask_size":2.0,"iv":0.3953,"open_interest":0.0,"volume":0.0,"delta":0.979,"gamma":0.0001,"vega":1.1794,"theta":-0.1138,"rho":5.4864,"theo":1569.4377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1589.64996337891},{"option":"SPXW260331P05305000","bid":6.9,"bid_size":52.0,"ask":7.2,"ask_size":112.0,"iv":0.3946,"open_interest":0.0,"volume":0.0,"delta":-0.021,"gamma":0.0001,"vega":1.1794,"theta":-0.5353,"rho":-0.1572,"theo":7.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.25},{"option":"SPXW260331C05310000","bid":1559.8,"bid_size":3.0,"ask":1568.9,"ask_size":3.0,"iv":0.392,"open_interest":0.0,"volume":0.0,"delta":0.9788,"gamma":0.0001,"vega":1.1871,"theta":-0.1175,"rho":5.4905,"theo":1564.5062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1584.95001220703},{"option":"SPXW260331P05310000","bid":6.9,"bid_size":52.0,"ask":7.2,"ask_size":134.0,"iv":0.3933,"open_interest":3.0,"volume":1.0,"delta":-0.0211,"gamma":0.0001,"vega":1.1871,"theta":-0.5377,"rho":-0.1584,"theo":7.0609,"change":-0.38,"open":6.72,"high":6.72,"low":6.72,"tick":"up","last_trade_price":6.72,"last_trade_time":"2026-02-18T15:26:29","percent_change":-5.35211,"prev_day_close":6.29999995231628},{"option":"SPXW260331C05315000","bid":1554.2,"bid_size":2.0,"ask":1565.4,"ask_size":2.0,"iv":0.3946,"open_interest":0.0,"volume":0.0,"delta":0.9786,"gamma":0.0001,"vega":1.1949,"theta":-0.1213,"rho":5.4946,"theo":1559.5751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1579.94995117188},{"option":"SPXW260331P05315000","bid":7.0,"bid_size":52.0,"ask":7.3,"ask_size":108.0,"iv":0.393,"open_interest":48.0,"volume":0.0,"delta":-0.0213,"gamma":0.0001,"vega":1.1949,"theta":-0.5402,"rho":-0.1597,"theo":7.1074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.34999990463257},{"option":"SPXW260331C05320000","bid":1550.1,"bid_size":3.0,"ask":1559.0,"ask_size":3.0,"iv":0.391,"open_interest":0.0,"volume":0.0,"delta":0.9785,"gamma":0.0001,"vega":1.2027,"theta":-0.1251,"rho":5.4986,"theo":1554.6443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1575.05004882812},{"option":"SPXW260331P05320000","bid":7.0,"bid_size":70.0,"ask":7.3,"ask_size":186.0,"iv":0.3918,"open_interest":0.0,"volume":0.0,"delta":-0.0214,"gamma":0.0001,"vega":1.2027,"theta":-0.5426,"rho":-0.1609,"theo":7.1543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.40000009536743},{"option":"SPXW260331C05325000","bid":1545.1,"bid_size":3.0,"ask":1554.6,"ask_size":3.0,"iv":0.3921,"open_interest":54.0,"volume":0.0,"delta":0.9783,"gamma":0.0001,"vega":1.2105,"theta":-0.1289,"rho":5.5027,"theo":1549.714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1556.14,"last_trade_time":"2025-11-10T11:31:20","percent_change":0.0,"prev_day_close":1569.95001220703},{"option":"SPXW260331P05325000","bid":7.1,"bid_size":52.0,"ask":7.3,"ask_size":112.0,"iv":0.3909,"open_interest":492.0,"volume":5.0,"delta":-0.0216,"gamma":0.0001,"vega":1.2105,"theta":-0.5451,"rho":-0.1622,"theo":7.2016,"change":-1.63,"open":5.62,"high":5.62,"low":5.62,"tick":"down","last_trade_price":5.62,"last_trade_time":"2026-02-18T12:08:43","percent_change":-22.4828,"prev_day_close":6.45000004768372},{"option":"SPXW260331C05330000","bid":1540.2,"bid_size":3.0,"ask":1549.1,"ask_size":3.0,"iv":0.389,"open_interest":0.0,"volume":0.0,"delta":0.9781,"gamma":0.0001,"vega":1.2184,"theta":-0.1327,"rho":5.5067,"theo":1544.7841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1565.0},{"option":"SPXW260331P05330000","bid":7.1,"bid_size":51.0,"ask":7.4,"ask_size":186.0,"iv":0.3901,"open_interest":2.0,"volume":0.0,"delta":-0.0218,"gamma":0.0001,"vega":1.2184,"theta":-0.5476,"rho":-0.1634,"theo":7.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":16.7,"last_trade_time":"2025-12-22T09:58:19","percent_change":0.0,"prev_day_close":6.5},{"option":"SPXW260331C05335000","bid":1534.2,"bid_size":2.0,"ask":1545.7,"ask_size":2.0,"iv":0.3901,"open_interest":0.0,"volume":0.0,"delta":0.978,"gamma":0.0001,"vega":1.2264,"theta":-0.1366,"rho":5.5108,"theo":1539.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1560.34997558594},{"option":"SPXW260331P05335000","bid":7.2,"bid_size":51.0,"ask":7.5,"ask_size":107.0,"iv":0.3898,"open_interest":0.0,"volume":0.0,"delta":-0.022,"gamma":0.0001,"vega":1.2264,"theta":-0.5501,"rho":-0.1647,"theo":7.2973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.54999995231628},{"option":"SPXW260331C05340000","bid":1530.4,"bid_size":3.0,"ask":1539.3,"ask_size":3.0,"iv":0.3878,"open_interest":0.0,"volume":0.0,"delta":0.9778,"gamma":0.0001,"vega":1.2344,"theta":-0.1404,"rho":5.5148,"theo":1534.9254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1554.40002441406},{"option":"SPXW260331P05340000","bid":7.2,"bid_size":51.0,"ask":7.5,"ask_size":182.0,"iv":0.3885,"open_interest":2.0,"volume":2.0,"delta":-0.0221,"gamma":0.0001,"vega":1.2344,"theta":-0.5526,"rho":-0.166,"theo":7.3458,"change":-2.08,"open":5.32,"high":5.32,"low":5.32,"tick":"no_change","last_trade_price":5.32,"last_trade_time":"2026-02-18T10:04:27","percent_change":-28.1081,"prev_day_close":6.59999990463257},{"option":"SPXW260331C05345000","bid":1524.7,"bid_size":2.0,"ask":1535.8,"ask_size":2.0,"iv":0.3898,"open_interest":0.0,"volume":0.0,"delta":0.9776,"gamma":0.0001,"vega":1.2424,"theta":-0.1443,"rho":5.5188,"theo":1529.9967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1550.34997558594},{"option":"SPXW260331P05345000","bid":7.3,"bid_size":51.0,"ask":7.6,"ask_size":107.0,"iv":0.3881,"open_interest":0.0,"volume":0.0,"delta":-0.0223,"gamma":0.0001,"vega":1.2424,"theta":-0.5551,"rho":-0.1673,"theo":7.3947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.59999990463257},{"option":"SPXW260331C05350000","bid":1520.4,"bid_size":3.0,"ask":1529.4,"ask_size":3.0,"iv":0.3854,"open_interest":3.0,"volume":0.0,"delta":0.9774,"gamma":0.0001,"vega":1.2506,"theta":-0.1481,"rho":5.5228,"theo":1525.0684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1555.3,"last_trade_time":"2025-12-10T11:01:43","percent_change":0.0,"prev_day_close":1545.29998779297},{"option":"SPXW260331P05350000","bid":7.3,"bid_size":70.0,"ask":7.6,"ask_size":223.0,"iv":0.3869,"open_interest":1231.0,"volume":68.0,"delta":-0.0225,"gamma":0.0001,"vega":1.2506,"theta":-0.5576,"rho":-0.1686,"theo":7.444,"change":-0.61,"open":7.3,"high":7.3,"low":5.96,"tick":"down","last_trade_price":6.89,"last_trade_time":"2026-02-18T15:31:22","percent_change":-8.13333,"prev_day_close":6.65000009536743},{"option":"SPXW260331C05355000","bid":1514.5,"bid_size":2.0,"ask":1526.0,"ask_size":2.0,"iv":0.3869,"open_interest":0.0,"volume":0.0,"delta":0.9773,"gamma":0.0001,"vega":1.2587,"theta":-0.152,"rho":5.5268,"theo":1520.1405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1540.5},{"option":"SPXW260331P05355000","bid":7.4,"bid_size":51.0,"ask":7.7,"ask_size":105.0,"iv":0.3865,"open_interest":1.0,"volume":0.0,"delta":-0.0226,"gamma":0.0001,"vega":1.2587,"theta":-0.5602,"rho":-0.1699,"theo":7.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.4,"last_trade_time":"2026-02-02T15:26:08","percent_change":0.0,"prev_day_close":6.70000004768372},{"option":"SPXW260331C05360000","bid":1510.7,"bid_size":3.0,"ask":1519.5,"ask_size":3.0,"iv":0.3842,"open_interest":0.0,"volume":0.0,"delta":0.9771,"gamma":0.0001,"vega":1.2669,"theta":-0.1559,"rho":5.5308,"theo":1515.2131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1535.5},{"option":"SPXW260331P05360000","bid":7.4,"bid_size":51.0,"ask":7.7,"ask_size":182.0,"iv":0.3852,"open_interest":4.0,"volume":0.0,"delta":-0.0228,"gamma":0.0001,"vega":1.2669,"theta":-0.5627,"rho":-0.1713,"theo":7.544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.8,"last_trade_time":"2026-02-17T09:36:26","percent_change":0.0,"prev_day_close":6.75},{"option":"SPXW260331C05365000","bid":1505.0,"bid_size":2.0,"ask":1516.1,"ask_size":2.0,"iv":0.3865,"open_interest":0.0,"volume":0.0,"delta":0.9769,"gamma":0.0001,"vega":1.2752,"theta":-0.1598,"rho":5.5348,"theo":1510.2861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1530.55004882812},{"option":"SPXW260331P05365000","bid":7.5,"bid_size":51.0,"ask":7.8,"ask_size":105.0,"iv":0.3848,"open_interest":0.0,"volume":0.0,"delta":-0.023,"gamma":0.0001,"vega":1.2752,"theta":-0.5653,"rho":-0.1726,"theo":7.5946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.79999995231628},{"option":"SPXW260331C05370000","bid":1500.8,"bid_size":3.0,"ask":1509.7,"ask_size":3.0,"iv":0.3826,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0001,"vega":1.2835,"theta":-0.1638,"rho":5.5388,"theo":1505.3595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1524.75},{"option":"SPXW260331P05370000","bid":7.5,"bid_size":50.0,"ask":7.8,"ask_size":179.0,"iv":0.3836,"open_interest":0.0,"volume":0.0,"delta":-0.0232,"gamma":0.0001,"vega":1.2835,"theta":-0.5679,"rho":-0.1739,"theo":7.6456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.84999990463257},{"option":"SPXW260331C05375000","bid":1495.9,"bid_size":3.0,"ask":1504.7,"ask_size":3.0,"iv":0.3816,"open_interest":5.0,"volume":0.0,"delta":0.9766,"gamma":0.0001,"vega":1.2919,"theta":-0.1677,"rho":5.5427,"theo":1500.4334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1529.55,"last_trade_time":"2026-02-04T11:47:14","percent_change":0.0,"prev_day_close":1520.84997558594},{"option":"SPXW260331P05375000","bid":7.6,"bid_size":50.0,"ask":7.8,"ask_size":129.0,"iv":0.3828,"open_interest":1262.0,"volume":42.0,"delta":-0.0234,"gamma":0.0001,"vega":1.2919,"theta":-0.5705,"rho":-0.1753,"theo":7.6971,"change":-1.73,"open":7.16,"high":7.16,"low":6.02,"tick":"down","last_trade_price":6.02,"last_trade_time":"2026-02-18T12:08:43","percent_change":-22.3226,"prev_day_close":6.90000009536743},{"option":"SPXW260331C05380000","bid":1491.0,"bid_size":3.0,"ask":1499.8,"ask_size":3.0,"iv":0.381,"open_interest":0.0,"volume":0.0,"delta":0.9764,"gamma":0.0001,"vega":1.3003,"theta":-0.1717,"rho":5.5467,"theo":1495.5077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1515.85003662109},{"option":"SPXW260331P05380000","bid":7.6,"bid_size":67.0,"ask":7.9,"ask_size":110.0,"iv":0.3819,"open_interest":0.0,"volume":0.0,"delta":-0.0235,"gamma":0.0001,"vega":1.3003,"theta":-0.5731,"rho":-0.1767,"theo":7.749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":6.95000004768372},{"option":"SPXW260331C05385000","bid":1485.3,"bid_size":2.0,"ask":1496.4,"ask_size":2.0,"iv":0.3832,"open_interest":0.0,"volume":0.0,"delta":0.9762,"gamma":0.0001,"vega":1.3088,"theta":-0.1757,"rho":5.5506,"theo":1490.5825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1510.89996337891},{"option":"SPXW260331P05385000","bid":7.7,"bid_size":50.0,"ask":8.0,"ask_size":103.0,"iv":0.3815,"open_interest":2.0,"volume":2.0,"delta":-0.0237,"gamma":0.0001,"vega":1.3088,"theta":-0.5757,"rho":-0.1781,"theo":7.8015,"change":-1.45,"open":6.4,"high":6.4,"low":6.4,"tick":"down","last_trade_price":6.4,"last_trade_time":"2026-02-18T11:22:44","percent_change":-18.4713,"prev_day_close":7.0},{"option":"SPXW260331C05390000","bid":1481.7,"bid_size":3.0,"ask":1490.5,"ask_size":3.0,"iv":0.3837,"open_interest":0.0,"volume":0.0,"delta":0.976,"gamma":0.0001,"vega":1.3174,"theta":-0.1796,"rho":5.5545,"theo":1485.6577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1505.04998779297},{"option":"SPXW260331P05390000","bid":7.7,"bid_size":50.0,"ask":8.0,"ask_size":110.0,"iv":0.3802,"open_interest":4.0,"volume":0.0,"delta":-0.0239,"gamma":0.0001,"vega":1.3174,"theta":-0.5784,"rho":-0.1794,"theo":7.8543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.61,"last_trade_time":"2026-01-15T10:33:33","percent_change":0.0,"prev_day_close":7.04999995231628},{"option":"SPXW260331C05395000","bid":1475.1,"bid_size":2.0,"ask":1486.6,"ask_size":2.0,"iv":0.3804,"open_interest":0.0,"volume":0.0,"delta":0.9758,"gamma":0.0001,"vega":1.326,"theta":-0.1837,"rho":5.5584,"theo":1480.7335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1501.05004882812},{"option":"SPXW260331P05395000","bid":7.8,"bid_size":50.0,"ask":8.1,"ask_size":102.0,"iv":0.3798,"open_interest":0.0,"volume":0.0,"delta":-0.0241,"gamma":0.0001,"vega":1.326,"theta":-0.581,"rho":-0.1808,"theo":7.9077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.09999990463257},{"option":"SPXW260331C05400000","bid":1471.2,"bid_size":3.0,"ask":1480.1,"ask_size":3.0,"iv":0.3774,"open_interest":64.0,"volume":0.0,"delta":0.9756,"gamma":0.0001,"vega":1.3347,"theta":-0.1877,"rho":5.5623,"theo":1475.8097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1490.37,"last_trade_time":"2026-02-04T13:37:28","percent_change":0.0,"prev_day_close":1496.10003662109},{"option":"SPXW260331P05400000","bid":7.8,"bid_size":113.0,"ask":8.1,"ask_size":151.0,"iv":0.3785,"open_interest":1926.0,"volume":18.0,"delta":-0.0243,"gamma":0.0001,"vega":1.3347,"theta":-0.5837,"rho":-0.1823,"theo":7.9615,"change":-0.75,"open":7.45,"high":7.5,"low":6.52,"tick":"up","last_trade_price":7.5,"last_trade_time":"2026-02-18T14:36:17","percent_change":-9.31677,"prev_day_close":7.15000009536743},{"option":"SPXW260331C05405000","bid":1465.2,"bid_size":2.0,"ask":1476.7,"ask_size":2.0,"iv":0.3783,"open_interest":0.0,"volume":0.0,"delta":0.9754,"gamma":0.0001,"vega":1.3435,"theta":-0.1917,"rho":5.5662,"theo":1470.8863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1491.20001220703},{"option":"SPXW260331P05405000","bid":7.9,"bid_size":50.0,"ask":8.2,"ask_size":101.0,"iv":0.3781,"open_interest":0.0,"volume":0.0,"delta":-0.0245,"gamma":0.0001,"vega":1.3435,"theta":-0.5864,"rho":-0.1837,"theo":8.0158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.20000004768372},{"option":"SPXW260331C05410000","bid":1461.9,"bid_size":3.0,"ask":1470.2,"ask_size":3.0,"iv":0.3777,"open_interest":0.0,"volume":0.0,"delta":0.9752,"gamma":0.0001,"vega":1.3523,"theta":-0.1958,"rho":5.5701,"theo":1465.9635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1486.20001220703},{"option":"SPXW260331P05410000","bid":7.9,"bid_size":66.0,"ask":8.2,"ask_size":109.0,"iv":0.3768,"open_interest":22.0,"volume":2.0,"delta":-0.0247,"gamma":0.0001,"vega":1.3523,"theta":-0.5891,"rho":-0.1851,"theo":8.0706,"change":-1.55,"open":6.6,"high":6.6,"low":6.6,"tick":"down","last_trade_price":6.6,"last_trade_time":"2026-02-18T11:22:21","percent_change":-19.0184,"prev_day_close":7.25},{"option":"SPXW260331C05415000","bid":1455.4,"bid_size":2.0,"ask":1466.9,"ask_size":2.0,"iv":0.377,"open_interest":0.0,"volume":0.0,"delta":0.975,"gamma":0.0001,"vega":1.3612,"theta":-0.1998,"rho":5.5739,"theo":1461.0412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1481.29998779297},{"option":"SPXW260331P05415000","bid":8.0,"bid_size":49.0,"ask":8.3,"ask_size":99.0,"iv":0.3764,"open_interest":0.0,"volume":0.0,"delta":-0.0249,"gamma":0.0001,"vega":1.3612,"theta":-0.5918,"rho":-0.1866,"theo":8.1259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.29999995231628},{"option":"SPXW260331C05420000","bid":1451.7,"bid_size":3.0,"ask":1460.4,"ask_size":3.0,"iv":0.3748,"open_interest":0.0,"volume":0.0,"delta":0.9748,"gamma":0.0001,"vega":1.3702,"theta":-0.2039,"rho":5.5778,"theo":1456.1194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1475.65002441406},{"option":"SPXW260331P05420000","bid":8.0,"bid_size":66.0,"ask":8.3,"ask_size":107.0,"iv":0.3751,"open_interest":7.0,"volume":6.0,"delta":-0.0251,"gamma":0.0001,"vega":1.3702,"theta":-0.5946,"rho":-0.1881,"theo":8.1816,"change":-1.25,"open":6.7,"high":7.0,"low":6.7,"tick":"up","last_trade_price":7.0,"last_trade_time":"2026-02-18T13:47:32","percent_change":-15.1515,"prev_day_close":7.34999990463257},{"option":"SPXW260331C05425000","bid":1446.7,"bid_size":3.0,"ask":1455.5,"ask_size":3.0,"iv":0.3738,"open_interest":17.0,"volume":0.0,"delta":0.9746,"gamma":0.0001,"vega":1.3792,"theta":-0.208,"rho":5.5816,"theo":1451.198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1540.57,"last_trade_time":"2026-01-22T14:31:35","percent_change":0.0,"prev_day_close":1470.54998779297},{"option":"SPXW260331P05425000","bid":8.1,"bid_size":49.0,"ask":8.4,"ask_size":157.0,"iv":0.3746,"open_interest":10182.0,"volume":9613.0,"delta":-0.0253,"gamma":0.0001,"vega":1.3792,"theta":-0.5974,"rho":-0.1895,"theo":8.2379,"change":-0.4,"open":7.6,"high":8.1,"low":6.62,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T15:24:49","percent_change":-4.81927,"prev_day_close":7.40000009536743},{"option":"SPXW260331C05430000","bid":1441.7,"bid_size":3.0,"ask":1450.6,"ask_size":3.0,"iv":0.3728,"open_interest":0.0,"volume":0.0,"delta":0.9744,"gamma":0.0001,"vega":1.3884,"theta":-0.2122,"rho":5.5854,"theo":1446.2772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1465.75},{"option":"SPXW260331P05430000","bid":8.1,"bid_size":66.0,"ask":8.4,"ask_size":91.0,"iv":0.3734,"open_interest":3.0,"volume":2.0,"delta":-0.0255,"gamma":0.0001,"vega":1.3884,"theta":-0.6001,"rho":-0.191,"theo":8.2948,"change":-1.55,"open":6.8,"high":6.8,"low":6.8,"tick":"down","last_trade_price":6.8,"last_trade_time":"2026-02-18T11:22:44","percent_change":-18.5629,"prev_day_close":7.45000004768372},{"option":"SPXW260331C05435000","bid":1435.7,"bid_size":2.0,"ask":1447.2,"ask_size":2.0,"iv":0.3736,"open_interest":0.0,"volume":0.0,"delta":0.9742,"gamma":0.0001,"vega":1.3976,"theta":-0.2163,"rho":5.5892,"theo":1441.357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1461.60003662109},{"option":"SPXW260331P05435000","bid":8.2,"bid_size":66.0,"ask":8.6,"ask_size":105.0,"iv":0.3733,"open_interest":0.0,"volume":0.0,"delta":-0.0257,"gamma":0.0001,"vega":1.3976,"theta":-0.6029,"rho":-0.1925,"theo":8.3521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.5},{"option":"SPXW260331C05440000","bid":1432.0,"bid_size":3.0,"ask":1440.7,"ask_size":3.0,"iv":0.3715,"open_interest":0.0,"volume":0.0,"delta":0.974,"gamma":0.0001,"vega":1.4069,"theta":-0.2204,"rho":5.593,"theo":1436.4372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1455.79998779297},{"option":"SPXW260331P05440000","bid":8.3,"bid_size":49.0,"ask":8.6,"ask_size":177.0,"iv":0.3724,"open_interest":16.0,"volume":6.0,"delta":-0.0259,"gamma":0.0001,"vega":1.4069,"theta":-0.6057,"rho":-0.1941,"theo":8.41,"change":-1.46,"open":6.99,"high":6.99,"low":6.99,"tick":"down","last_trade_price":6.99,"last_trade_time":"2026-02-18T13:36:00","percent_change":-17.2781,"prev_day_close":7.54999995231628},{"option":"SPXW260331C05445000","bid":1426.1,"bid_size":2.0,"ask":1437.3,"ask_size":2.0,"iv":0.3715,"open_interest":0.0,"volume":0.0,"delta":0.9738,"gamma":0.0001,"vega":1.4163,"theta":-0.2246,"rho":5.5968,"theo":1431.518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1451.75},{"option":"SPXW260331P05445000","bid":8.3,"bid_size":66.0,"ask":8.7,"ask_size":100.0,"iv":0.3715,"open_interest":4.0,"volume":3.0,"delta":-0.0261,"gamma":0.0001,"vega":1.4163,"theta":-0.6086,"rho":-0.1956,"theo":8.4684,"change":-0.73,"open":7.82,"high":7.82,"low":7.82,"tick":"down","last_trade_price":7.82,"last_trade_time":"2026-02-18T14:35:47","percent_change":-8.53801,"prev_day_close":7.59999990463257},{"option":"SPXW260331C05450000","bid":1422.2,"bid_size":3.0,"ask":1430.9,"ask_size":3.0,"iv":0.3701,"open_interest":10.0,"volume":0.0,"delta":0.9736,"gamma":0.0001,"vega":1.4258,"theta":-0.2288,"rho":5.6006,"theo":1426.5994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1537.03,"last_trade_time":"2026-01-15T15:35:49","percent_change":0.0,"prev_day_close":1446.90002441406},{"option":"SPXW260331P05450000","bid":8.4,"bid_size":48.0,"ask":8.7,"ask_size":154.0,"iv":0.3706,"open_interest":518.0,"volume":0.0,"delta":-0.0263,"gamma":0.0001,"vega":1.4258,"theta":-0.6114,"rho":-0.1972,"theo":8.5274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.22,"last_trade_time":"2026-02-17T09:44:30","percent_change":0.0,"prev_day_close":7.65000009536743},{"option":"SPXW260331C05455000","bid":1416.2,"bid_size":2.0,"ask":1427.4,"ask_size":2.0,"iv":0.3694,"open_interest":0.0,"volume":0.0,"delta":0.9734,"gamma":0.0001,"vega":1.4354,"theta":-0.233,"rho":5.6043,"theo":1421.6813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1441.89996337891},{"option":"SPXW260331P05455000","bid":8.4,"bid_size":65.0,"ask":8.8,"ask_size":99.0,"iv":0.3698,"open_interest":0.0,"volume":3.0,"delta":-0.0265,"gamma":0.0001,"vega":1.4354,"theta":-0.6143,"rho":-0.1987,"theo":8.5869,"change":-0.32,"open":8.33,"high":8.33,"low":8.33,"tick":"no_change","last_trade_price":8.33,"last_trade_time":"2026-02-18T15:16:53","percent_change":-3.69942,"prev_day_close":7.75},{"option":"SPXW260331C05460000","bid":1412.3,"bid_size":3.0,"ask":1421.0,"ask_size":3.0,"iv":0.368,"open_interest":0.0,"volume":0.0,"delta":0.9732,"gamma":0.0001,"vega":1.445,"theta":-0.2372,"rho":5.608,"theo":1416.7638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1436.04998779297},{"option":"SPXW260331P05460000","bid":8.5,"bid_size":48.0,"ask":8.8,"ask_size":155.0,"iv":0.3689,"open_interest":0.0,"volume":0.0,"delta":-0.0267,"gamma":0.0001,"vega":1.445,"theta":-0.6172,"rho":-0.2003,"theo":8.647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":7.75},{"option":"SPXW260331C05465000","bid":1406.4,"bid_size":2.0,"ask":1417.6,"ask_size":2.0,"iv":0.3681,"open_interest":0.0,"volume":0.0,"delta":0.973,"gamma":0.0001,"vega":1.4548,"theta":-0.2415,"rho":5.6117,"theo":1411.8469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1432.10003662109},{"option":"SPXW260331P05465000","bid":8.5,"bid_size":64.0,"ask":8.9,"ask_size":97.0,"iv":0.368,"open_interest":107.0,"volume":107.0,"delta":-0.0269,"gamma":0.0001,"vega":1.4548,"theta":-0.6201,"rho":-0.2019,"theo":8.7077,"change":-1.91,"open":6.9,"high":6.9,"low":6.84,"tick":"no_change","last_trade_price":6.84,"last_trade_time":"2026-02-18T10:56:54","percent_change":-21.8286,"prev_day_close":7.84999990463257},{"option":"SPXW260331C05470000","bid":1402.4,"bid_size":3.0,"ask":1411.1,"ask_size":3.0,"iv":0.366,"open_interest":0.0,"volume":0.0,"delta":0.9728,"gamma":0.0001,"vega":1.4647,"theta":-0.2458,"rho":5.6154,"theo":1406.9305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1427.25},{"option":"SPXW260331P05470000","bid":8.6,"bid_size":103.0,"ask":8.9,"ask_size":145.0,"iv":0.3671,"open_interest":33998.0,"volume":30.0,"delta":-0.0272,"gamma":0.0001,"vega":1.4647,"theta":-0.623,"rho":-0.2036,"theo":8.769,"change":-2.11,"open":8.7,"high":8.7,"low":6.74,"tick":"no_change","last_trade_price":6.74,"last_trade_time":"2026-02-18T11:07:20","percent_change":-23.8418,"prev_day_close":7.90000009536743},{"option":"SPXW260331C05475000","bid":1397.6,"bid_size":3.0,"ask":1406.2,"ask_size":3.0,"iv":0.3656,"open_interest":4.0,"volume":0.0,"delta":0.9725,"gamma":0.0001,"vega":1.4746,"theta":-0.25,"rho":5.6191,"theo":1402.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1411.44,"last_trade_time":"2026-02-04T12:36:05","percent_change":0.0,"prev_day_close":1421.5},{"option":"SPXW260331P05475000","bid":8.7,"bid_size":48.0,"ask":9.0,"ask_size":154.0,"iv":0.3666,"open_interest":31618.0,"volume":31601.0,"delta":-0.0274,"gamma":0.0001,"vega":1.4746,"theta":-0.6259,"rho":-0.2052,"theo":8.8308,"change":-0.38,"open":7.05,"high":8.7,"low":6.9,"tick":"down","last_trade_price":8.52,"last_trade_time":"2026-02-18T15:22:04","percent_change":-4.26966,"prev_day_close":7.9500002861023},{"option":"SPXW260331C05480000","bid":1392.7,"bid_size":3.0,"ask":1401.5,"ask_size":3.0,"iv":0.3656,"open_interest":0.0,"volume":0.0,"delta":0.9723,"gamma":0.0001,"vega":1.4847,"theta":-0.2543,"rho":5.6228,"theo":1397.0996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1416.40002441406},{"option":"SPXW260331P05480000","bid":8.7,"bid_size":64.0,"ask":9.0,"ask_size":93.0,"iv":0.3653,"open_interest":6.0,"volume":6.0,"delta":-0.0276,"gamma":0.0001,"vega":1.4847,"theta":-0.6289,"rho":-0.2069,"theo":8.8933,"change":-1.95,"open":7.0,"high":7.0,"low":7.0,"tick":"no_change","last_trade_price":7.0,"last_trade_time":"2026-02-18T12:09:09","percent_change":-21.7877,"prev_day_close":8.00000023841858},{"option":"SPXW260331C05485000","bid":1386.7,"bid_size":2.0,"ask":1397.9,"ask_size":2.0,"iv":0.3646,"open_interest":0.0,"volume":0.0,"delta":0.9721,"gamma":0.0001,"vega":1.4948,"theta":-0.2587,"rho":5.6264,"theo":1392.1851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1412.39996337891},{"option":"SPXW260331P05485000","bid":8.8,"bid_size":63.0,"ask":9.2,"ask_size":99.0,"iv":0.3651,"open_interest":0.0,"volume":0.0,"delta":-0.0278,"gamma":0.0001,"vega":1.4948,"theta":-0.6319,"rho":-0.2085,"theo":8.9564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":8.04999995231628},{"option":"SPXW260331C05490000","bid":1382.9,"bid_size":3.0,"ask":1391.6,"ask_size":3.0,"iv":0.3639,"open_interest":0.0,"volume":0.0,"delta":0.9719,"gamma":0.0001,"vega":1.5051,"theta":-0.263,"rho":5.63,"theo":1387.2712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1407.5},{"option":"SPXW260331P05490000","bid":8.8,"bid_size":64.0,"ask":9.2,"ask_size":151.0,"iv":0.3639,"open_interest":30.0,"volume":0.0,"delta":-0.0281,"gamma":0.0001,"vega":1.5051,"theta":-0.6349,"rho":-0.2102,"theo":9.0201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.4,"last_trade_time":"2026-02-06T11:25:01","percent_change":0.0,"prev_day_close":8.09999990463257},{"option":"SPXW260331C05495000","bid":1376.9,"bid_size":2.0,"ask":1388.1,"ask_size":2.0,"iv":0.3632,"open_interest":22.0,"volume":0.0,"delta":0.9716,"gamma":0.0001,"vega":1.5154,"theta":-0.2674,"rho":5.6336,"theo":1382.3579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1523.29,"last_trade_time":"2026-01-28T11:08:53","percent_change":0.0,"prev_day_close":1402.70001220703},{"option":"SPXW260331P05495000","bid":8.9,"bid_size":102.0,"ask":9.3,"ask_size":135.0,"iv":0.3633,"open_interest":20890.0,"volume":1.0,"delta":-0.0283,"gamma":0.0001,"vega":1.5154,"theta":-0.6379,"rho":-0.212,"theo":9.0845,"change":-1.56,"open":7.59,"high":7.59,"low":7.59,"tick":"down","last_trade_price":7.59,"last_trade_time":"2026-02-18T10:01:33","percent_change":-17.0492,"prev_day_close":8.15000009536743},{"option":"SPXW260331C05500000","bid":1373.1,"bid_size":3.0,"ask":1381.6,"ask_size":3.0,"iv":0.3618,"open_interest":287.0,"volume":20.0,"delta":0.9714,"gamma":0.0001,"vega":1.5258,"theta":-0.2717,"rho":5.6372,"theo":1377.4453,"change":8.82,"open":1391.55,"high":1391.55,"low":1380.82,"tick":"down","last_trade_price":1380.82,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.642857,"prev_day_close":1397.65002441406},{"option":"SPXW260331P05500000","bid":9.0,"bid_size":81.0,"ask":9.3,"ask_size":191.0,"iv":0.3624,"open_interest":5396.0,"volume":76.0,"delta":-0.0285,"gamma":0.0001,"vega":1.5258,"theta":-0.6409,"rho":-0.2137,"theo":9.1495,"change":-0.99,"open":8.94,"high":10.84,"low":7.3,"tick":"up","last_trade_price":8.26,"last_trade_time":"2026-02-18T16:00:44","percent_change":-10.7027,"prev_day_close":8.25},{"option":"SPXW260331C05505000","bid":1367.1,"bid_size":2.0,"ask":1378.3,"ask_size":2.0,"iv":0.3617,"open_interest":0.0,"volume":0.0,"delta":0.9712,"gamma":0.0001,"vega":1.5364,"theta":-0.2761,"rho":5.6407,"theo":1372.5334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1392.60003662109},{"option":"SPXW260331P05505000","bid":9.0,"bid_size":64.0,"ask":9.4,"ask_size":77.0,"iv":0.3615,"open_interest":1.0,"volume":0.0,"delta":-0.0288,"gamma":0.0001,"vega":1.5364,"theta":-0.644,"rho":-0.2155,"theo":9.2151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.9,"last_trade_time":"2026-01-12T10:31:08","percent_change":0.0,"prev_day_close":8.25},{"option":"SPXW260331C05510000","bid":1363.7,"bid_size":3.0,"ask":1372.2,"ask_size":3.0,"iv":0.363,"open_interest":0.0,"volume":0.0,"delta":0.9709,"gamma":0.0001,"vega":1.547,"theta":-0.2806,"rho":5.6443,"theo":1367.6221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1387.80004882812},{"option":"SPXW260331P05510000","bid":9.1,"bid_size":63.0,"ask":9.4,"ask_size":105.0,"iv":0.3606,"open_interest":21.0,"volume":0.0,"delta":-0.029,"gamma":0.0001,"vega":1.547,"theta":-0.6471,"rho":-0.2173,"theo":9.2815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.34,"last_trade_time":"2026-02-11T11:59:50","percent_change":0.0,"prev_day_close":8.34999990463257},{"option":"SPXW260331C05515000","bid":1357.2,"bid_size":2.0,"ask":1368.4,"ask_size":2.0,"iv":0.3596,"open_interest":0.0,"volume":0.0,"delta":0.9707,"gamma":0.0001,"vega":1.5578,"theta":-0.285,"rho":5.6478,"theo":1362.7115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1382.75},{"option":"SPXW260331P05515000","bid":9.2,"bid_size":62.0,"ask":9.5,"ask_size":73.0,"iv":0.36,"open_interest":13.0,"volume":0.0,"delta":-0.0292,"gamma":0.0001,"vega":1.5578,"theta":-0.6502,"rho":-0.2191,"theo":9.3485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":11.88,"last_trade_time":"2026-01-28T12:42:30","percent_change":0.0,"prev_day_close":8.40000009536743},{"option":"SPXW260331C05520000","bid":1353.4,"bid_size":3.0,"ask":1362.6,"ask_size":3.0,"iv":0.3606,"open_interest":0.0,"volume":0.0,"delta":0.9704,"gamma":0.0001,"vega":1.5686,"theta":-0.2895,"rho":5.6512,"theo":1357.8016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1377.84997558594},{"option":"SPXW260331P05520000","bid":9.2,"bid_size":63.0,"ask":9.6,"ask_size":150.0,"iv":0.3591,"open_interest":234.0,"volume":0.0,"delta":-0.0295,"gamma":0.0001,"vega":1.5686,"theta":-0.6533,"rho":-0.2209,"theo":9.4162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":13.8,"last_trade_time":"2026-01-16T11:43:18","percent_change":0.0,"prev_day_close":8.4500002861023},{"option":"SPXW260331C05525000","bid":1348.5,"bid_size":3.0,"ask":1357.1,"ask_size":3.0,"iv":0.3578,"open_interest":20.0,"volume":0.0,"delta":0.9702,"gamma":0.0001,"vega":1.5796,"theta":-0.294,"rho":5.6547,"theo":1352.8924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1341.31,"last_trade_time":"2026-02-17T15:35:09","percent_change":0.0,"prev_day_close":1372.09997558594},{"option":"SPXW260331P05525000","bid":9.3,"bid_size":62.0,"ask":9.6,"ask_size":103.0,"iv":0.3582,"open_interest":9642.0,"volume":9613.0,"delta":-0.0297,"gamma":0.0001,"vega":1.5796,"theta":-0.6564,"rho":-0.2228,"theo":9.4846,"change":-0.45,"open":8.8,"high":9.3,"low":7.62,"tick":"down","last_trade_price":9.1,"last_trade_time":"2026-02-18T15:24:49","percent_change":-4.71204,"prev_day_close":8.5499997138977},{"option":"SPXW260331C05530000","bid":1343.6,"bid_size":3.0,"ask":1352.2,"ask_size":3.0,"iv":0.3571,"open_interest":0.0,"volume":0.0,"delta":0.97,"gamma":0.0001,"vega":1.5906,"theta":-0.2985,"rho":5.6581,"theo":1347.9839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1367.20001220703},{"option":"SPXW260331P05530000","bid":9.4,"bid_size":62.0,"ask":9.7,"ask_size":149.0,"iv":0.3576,"open_interest":225.0,"volume":0.0,"delta":-0.03,"gamma":0.0001,"vega":1.5906,"theta":-0.6596,"rho":-0.2246,"theo":9.5538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.93,"last_trade_time":"2026-01-20T14:35:33","percent_change":0.0,"prev_day_close":8.5499997138977},{"option":"SPXW260331C05535000","bid":1337.6,"bid_size":2.0,"ask":1348.8,"ask_size":2.0,"iv":0.3567,"open_interest":0.0,"volume":0.0,"delta":0.9697,"gamma":0.0001,"vega":1.6017,"theta":-0.303,"rho":5.6616,"theo":1343.0762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1363.10003662109},{"option":"SPXW260331P05535000","bid":9.4,"bid_size":63.0,"ask":9.8,"ask_size":74.0,"iv":0.3567,"open_interest":1.0,"volume":0.0,"delta":-0.0302,"gamma":0.0001,"vega":1.6017,"theta":-0.6628,"rho":-0.2265,"theo":9.6237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.17,"last_trade_time":"2026-02-05T09:47:21","percent_change":0.0,"prev_day_close":8.65000009536743},{"option":"SPXW260331C05540000","bid":1333.8,"bid_size":3.0,"ask":1342.4,"ask_size":3.0,"iv":0.3556,"open_interest":0.0,"volume":0.0,"delta":0.9694,"gamma":0.0001,"vega":1.613,"theta":-0.3076,"rho":5.665,"theo":1338.1692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1358.44995117188},{"option":"SPXW260331P05540000","bid":9.5,"bid_size":62.0,"ask":9.9,"ask_size":149.0,"iv":0.3561,"open_interest":1.0,"volume":1.0,"delta":-0.0305,"gamma":0.0001,"vega":1.613,"theta":-0.666,"rho":-0.2284,"theo":9.6943,"change":-0.49,"open":9.26,"high":9.26,"low":9.26,"tick":"down","last_trade_price":9.26,"last_trade_time":"2026-02-18T15:26:29","percent_change":-5.02564,"prev_day_close":8.75},{"option":"SPXW260331C05545000","bid":1327.8,"bid_size":2.0,"ask":1339.0,"ask_size":2.0,"iv":0.3552,"open_interest":0.0,"volume":0.0,"delta":0.9692,"gamma":0.0001,"vega":1.6243,"theta":-0.3121,"rho":5.6683,"theo":1333.2629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1353.39996337891},{"option":"SPXW260331P05545000","bid":9.6,"bid_size":63.0,"ask":9.9,"ask_size":63.0,"iv":0.3552,"open_interest":19.0,"volume":0.0,"delta":-0.0307,"gamma":0.0001,"vega":1.6243,"theta":-0.6692,"rho":-0.2304,"theo":9.7656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.2,"last_trade_time":"2026-02-13T11:46:56","percent_change":0.0,"prev_day_close":8.75},{"option":"SPXW260331C05550000","bid":1324.0,"bid_size":3.0,"ask":1332.6,"ask_size":3.0,"iv":0.3541,"open_interest":250.0,"volume":0.0,"delta":0.9689,"gamma":0.0001,"vega":1.6357,"theta":-0.3167,"rho":5.6717,"theo":1328.3575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1316.71,"last_trade_time":"2026-02-17T15:35:09","percent_change":0.0,"prev_day_close":1347.79998779297},{"option":"SPXW260331P05550000","bid":9.6,"bid_size":62.0,"ask":10.0,"ask_size":149.0,"iv":0.3542,"open_interest":519.0,"volume":21.0,"delta":-0.031,"gamma":0.0001,"vega":1.6357,"theta":-0.6725,"rho":-0.2324,"theo":9.8378,"change":-0.65,"open":8.3,"high":9.3,"low":7.85,"tick":"up","last_trade_price":9.3,"last_trade_time":"2026-02-18T14:44:52","percent_change":-6.53267,"prev_day_close":8.84999990463257},{"option":"SPXW260331C05555000","bid":1318.0,"bid_size":2.0,"ask":1329.2,"ask_size":2.0,"iv":0.3536,"open_interest":0.0,"volume":0.0,"delta":0.9687,"gamma":0.0001,"vega":1.6472,"theta":-0.3214,"rho":5.675,"theo":1323.4528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1343.65002441406},{"option":"SPXW260331P05555000","bid":9.7,"bid_size":60.0,"ask":10.1,"ask_size":71.0,"iv":0.3536,"open_interest":46.0,"volume":0.0,"delta":-0.0312,"gamma":0.0001,"vega":1.6472,"theta":-0.6758,"rho":-0.2343,"theo":9.9107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.3,"last_trade_time":"2026-02-17T14:48:21","percent_change":0.0,"prev_day_close":8.90000009536743},{"option":"SPXW260331C05560000","bid":1314.2,"bid_size":3.0,"ask":1323.3,"ask_size":3.0,"iv":0.3541,"open_interest":0.0,"volume":0.0,"delta":0.9684,"gamma":0.0001,"vega":1.6588,"theta":-0.326,"rho":5.6783,"theo":1318.5489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1338.70001220703},{"option":"SPXW260331P05560000","bid":9.8,"bid_size":62.0,"ask":10.2,"ask_size":147.0,"iv":0.353,"open_interest":51.0,"volume":0.0,"delta":-0.0315,"gamma":0.0001,"vega":1.6588,"theta":-0.6791,"rho":-0.2364,"theo":9.9844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":11.4,"last_trade_time":"2026-02-13T11:00:03","percent_change":0.0,"prev_day_close":8.9500002861023},{"option":"SPXW260331C05565000","bid":1308.2,"bid_size":2.0,"ask":1319.4,"ask_size":2.0,"iv":0.3521,"open_interest":0.0,"volume":0.0,"delta":0.9681,"gamma":0.0001,"vega":1.6705,"theta":-0.3307,"rho":5.6816,"theo":1313.6458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1333.75},{"option":"SPXW260331P05565000","bid":9.8,"bid_size":80.0,"ask":10.2,"ask_size":63.0,"iv":0.3517,"open_interest":109.0,"volume":113.0,"delta":-0.0318,"gamma":0.0001,"vega":1.6705,"theta":-0.6824,"rho":-0.2384,"theo":10.0589,"change":-2.45,"open":7.95,"high":7.95,"low":7.7,"tick":"no_change","last_trade_price":7.7,"last_trade_time":"2026-02-18T11:08:30","percent_change":-24.1379,"prev_day_close":9.0499997138977},{"option":"SPXW260331C05570000","bid":1304.4,"bid_size":3.0,"ask":1313.4,"ask_size":3.0,"iv":0.3523,"open_interest":0.0,"volume":0.0,"delta":0.9679,"gamma":0.0001,"vega":1.6823,"theta":-0.3354,"rho":5.6848,"theo":1308.7435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1328.75},{"option":"SPXW260331P05570000","bid":9.9,"bid_size":61.0,"ask":10.3,"ask_size":146.0,"iv":0.3511,"open_interest":16.0,"volume":6.0,"delta":-0.032,"gamma":0.0001,"vega":1.6823,"theta":-0.6857,"rho":-0.2404,"theo":10.1343,"change":-2.51,"open":7.74,"high":7.74,"low":7.74,"tick":"no_change","last_trade_price":7.74,"last_trade_time":"2026-02-18T11:07:20","percent_change":-24.4878,"prev_day_close":9.09999990463257},{"option":"SPXW260331C05575000","bid":1299.5,"bid_size":3.0,"ask":1308.4,"ask_size":3.0,"iv":0.3512,"open_interest":28.0,"volume":0.0,"delta":0.9676,"gamma":0.0001,"vega":1.6942,"theta":-0.3401,"rho":5.6881,"theo":1303.842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1229.44,"last_trade_time":"2025-11-14T09:36:37","percent_change":0.0,"prev_day_close":1323.10003662109},{"option":"SPXW260331P05575000","bid":10.0,"bid_size":62.0,"ask":10.4,"ask_size":147.0,"iv":0.3505,"open_interest":31609.0,"volume":31602.0,"delta":-0.0323,"gamma":0.0001,"vega":1.6942,"theta":-0.6891,"rho":-0.2425,"theo":10.2105,"change":-0.53,"open":8.15,"high":10.05,"low":7.9,"tick":"down","last_trade_price":9.82,"last_trade_time":"2026-02-18T15:22:04","percent_change":-5.12077,"prev_day_close":9.15000009536743},{"option":"SPXW260331C05580000","bid":1294.6,"bid_size":3.0,"ask":1303.5,"ask_size":3.0,"iv":0.3504,"open_interest":0.0,"volume":0.0,"delta":0.9673,"gamma":0.0001,"vega":1.7061,"theta":-0.3448,"rho":5.6913,"theo":1298.9414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1318.25},{"option":"SPXW260331P05580000","bid":10.1,"bid_size":59.0,"ask":10.5,"ask_size":146.0,"iv":0.3498,"open_interest":1.0,"volume":0.0,"delta":-0.0326,"gamma":0.0001,"vega":1.7061,"theta":-0.6925,"rho":-0.2446,"theo":10.2875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.03,"last_trade_time":"2026-02-11T09:30:34","percent_change":0.0,"prev_day_close":9.25},{"option":"SPXW260331C05585000","bid":1288.6,"bid_size":2.0,"ask":1299.8,"ask_size":2.0,"iv":0.349,"open_interest":0.0,"volume":0.0,"delta":0.967,"gamma":0.0001,"vega":1.7182,"theta":-0.3496,"rho":5.6945,"theo":1294.0417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1314.65002441406},{"option":"SPXW260331P05585000","bid":10.1,"bid_size":88.0,"ask":10.5,"ask_size":59.0,"iv":0.3486,"open_interest":0.0,"volume":0.0,"delta":-0.0329,"gamma":0.0001,"vega":1.7182,"theta":-0.696,"rho":-0.2468,"theo":10.3653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":9.34999990463257},{"option":"SPXW260331C05590000","bid":1284.7,"bid_size":3.0,"ask":1294.0,"ask_size":3.0,"iv":0.3494,"open_interest":0.0,"volume":0.0,"delta":0.9668,"gamma":0.0001,"vega":1.7303,"theta":-0.3544,"rho":5.6976,"theo":1289.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1308.29998779297},{"option":"SPXW260331P05590000","bid":10.2,"bid_size":145.0,"ask":10.6,"ask_size":144.0,"iv":0.3479,"open_interest":4.0,"volume":0.0,"delta":-0.0332,"gamma":0.0001,"vega":1.7303,"theta":-0.6994,"rho":-0.2489,"theo":10.4441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.2,"last_trade_time":"2026-01-13T11:11:41","percent_change":0.0,"prev_day_close":9.34999990463257},{"option":"SPXW260331C05595000","bid":1278.8,"bid_size":2.0,"ask":1290.0,"ask_size":2.0,"iv":0.3474,"open_interest":0.0,"volume":0.0,"delta":0.9665,"gamma":0.0001,"vega":1.7425,"theta":-0.3592,"rho":5.7008,"theo":1284.2448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1304.29998779297},{"option":"SPXW260331P05595000","bid":10.3,"bid_size":59.0,"ask":10.7,"ask_size":61.0,"iv":0.3472,"open_interest":52.0,"volume":0.0,"delta":-0.0334,"gamma":0.0001,"vega":1.7425,"theta":-0.7029,"rho":-0.2511,"theo":10.5237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.03,"last_trade_time":"2026-02-05T09:50:46","percent_change":0.0,"prev_day_close":9.4500002861023},{"option":"SPXW260331C05600000","bid":1275.1,"bid_size":3.0,"ask":1283.6,"ask_size":3.0,"iv":0.3466,"open_interest":583.0,"volume":0.0,"delta":0.9662,"gamma":0.0001,"vega":1.7548,"theta":-0.3641,"rho":5.7039,"theo":1279.3477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1295.6,"last_trade_time":"2026-02-04T13:37:28","percent_change":0.0,"prev_day_close":1298.59997558594},{"option":"SPXW260331P05600000","bid":10.4,"bid_size":97.0,"ask":10.8,"ask_size":181.0,"iv":0.3466,"open_interest":1089.0,"volume":20.0,"delta":-0.0337,"gamma":0.0001,"vega":1.7548,"theta":-0.7064,"rho":-0.2533,"theo":10.6042,"change":-1.54,"open":8.4,"high":9.21,"low":8.4,"tick":"up","last_trade_price":9.21,"last_trade_time":"2026-02-18T14:09:00","percent_change":-14.3256,"prev_day_close":9.5499997138977},{"option":"SPXW260331C05605000","bid":1269.0,"bid_size":2.0,"ask":1280.2,"ask_size":2.0,"iv":0.3458,"open_interest":0.0,"volume":0.0,"delta":0.9659,"gamma":0.0001,"vega":1.7672,"theta":-0.369,"rho":5.707,"theo":1274.4515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1294.94995117188},{"option":"SPXW260331P05605000","bid":10.5,"bid_size":58.0,"ask":10.9,"ask_size":60.0,"iv":0.3459,"open_interest":6.0,"volume":0.0,"delta":-0.034,"gamma":0.0001,"vega":1.7672,"theta":-0.7099,"rho":-0.2555,"theo":10.6856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.4,"last_trade_time":"2026-02-06T15:53:26","percent_change":0.0,"prev_day_close":9.59999990463257},{"option":"SPXW260331C05610000","bid":1265.3,"bid_size":3.0,"ask":1273.8,"ask_size":3.0,"iv":0.345,"open_interest":0.0,"volume":0.0,"delta":0.9656,"gamma":0.0001,"vega":1.7797,"theta":-0.3738,"rho":5.7101,"theo":1269.5562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1289.59997558594},{"option":"SPXW260331P05610000","bid":10.6,"bid_size":58.0,"ask":11.0,"ask_size":143.0,"iv":0.3452,"open_interest":14.0,"volume":0.0,"delta":-0.0343,"gamma":0.0001,"vega":1.7797,"theta":-0.7135,"rho":-0.2577,"theo":10.768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.4,"last_trade_time":"2026-02-12T11:38:44","percent_change":0.0,"prev_day_close":9.65000009536743},{"option":"SPXW260331C05615000","bid":1259.2,"bid_size":2.0,"ask":1270.4,"ask_size":2.0,"iv":0.3445,"open_interest":0.0,"volume":0.0,"delta":0.9653,"gamma":0.0001,"vega":1.7923,"theta":-0.3788,"rho":5.7131,"theo":1264.6619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1284.70001220703},{"option":"SPXW260331P05615000","bid":10.6,"bid_size":78.0,"ask":11.0,"ask_size":60.0,"iv":0.344,"open_interest":44.0,"volume":0.0,"delta":-0.0346,"gamma":0.0001,"vega":1.7923,"theta":-0.7171,"rho":-0.26,"theo":10.8513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.4,"last_trade_time":"2026-02-13T11:00:03","percent_change":0.0,"prev_day_close":9.75},{"option":"SPXW260331C05620000","bid":1255.4,"bid_size":3.0,"ask":1264.6,"ask_size":3.0,"iv":0.3448,"open_interest":0.0,"volume":0.0,"delta":0.965,"gamma":0.0001,"vega":1.805,"theta":-0.3837,"rho":5.7162,"theo":1259.7685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1279.64996337891},{"option":"SPXW260331P05620000","bid":10.7,"bid_size":141.0,"ask":11.1,"ask_size":142.0,"iv":0.3433,"open_interest":10.0,"volume":0.0,"delta":-0.0349,"gamma":0.0001,"vega":1.805,"theta":-0.7207,"rho":-0.2623,"theo":10.9355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.5,"last_trade_time":"2026-02-11T10:14:11","percent_change":0.0,"prev_day_close":9.84999990463257},{"option":"SPXW260331C05625000","bid":1250.5,"bid_size":3.0,"ask":1259.7,"ask_size":3.0,"iv":0.344,"open_interest":93.0,"volume":0.0,"delta":0.9647,"gamma":0.0001,"vega":1.8177,"theta":-0.3887,"rho":5.7192,"theo":1254.8761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":883.67,"last_trade_time":"2025-07-07T14:15:24","percent_change":0.0,"prev_day_close":1274.95001220703},{"option":"SPXW260331P05625000","bid":10.8,"bid_size":59.0,"ask":11.2,"ask_size":142.0,"iv":0.3426,"open_interest":155.0,"volume":0.0,"delta":-0.0352,"gamma":0.0001,"vega":1.8177,"theta":-0.7243,"rho":-0.2646,"theo":11.0207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.2,"last_trade_time":"2026-02-11T15:25:33","percent_change":0.0,"prev_day_close":9.9500002861023},{"option":"SPXW260331C05630000","bid":1245.6,"bid_size":3.0,"ask":1254.8,"ask_size":3.0,"iv":0.3432,"open_interest":0.0,"volume":0.0,"delta":0.9644,"gamma":0.0001,"vega":1.8306,"theta":-0.3937,"rho":5.7222,"theo":1249.9846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1270.0},{"option":"SPXW260331P05630000","bid":10.9,"bid_size":58.0,"ask":11.3,"ask_size":142.0,"iv":0.3419,"open_interest":1.0,"volume":0.0,"delta":-0.0355,"gamma":0.0001,"vega":1.8306,"theta":-0.728,"rho":-0.2669,"theo":11.1068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.58,"last_trade_time":"2026-02-11T09:30:34","percent_change":0.0,"prev_day_close":9.9500002861023},{"option":"SPXW260331C05635000","bid":1239.6,"bid_size":2.0,"ask":1250.8,"ask_size":2.0,"iv":0.3409,"open_interest":0.0,"volume":0.0,"delta":0.9641,"gamma":0.0001,"vega":1.8436,"theta":-0.3988,"rho":5.7252,"theo":1245.0941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1265.09997558594},{"option":"SPXW260331P05635000","bid":11.0,"bid_size":57.0,"ask":11.4,"ask_size":70.0,"iv":0.3412,"open_interest":0.0,"volume":0.0,"delta":-0.0358,"gamma":0.0001,"vega":1.8436,"theta":-0.7317,"rho":-0.2692,"theo":11.1939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":10.0499997138977},{"option":"SPXW260331C05640000","bid":1236.0,"bid_size":3.0,"ask":1244.4,"ask_size":3.0,"iv":0.3404,"open_interest":0.0,"volume":0.0,"delta":0.9638,"gamma":0.0001,"vega":1.8567,"theta":-0.4038,"rho":5.7281,"theo":1240.2046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1260.10003662109},{"option":"SPXW260331P05640000","bid":11.1,"bid_size":57.0,"ask":11.5,"ask_size":141.0,"iv":0.3405,"open_interest":0.0,"volume":0.0,"delta":-0.0362,"gamma":0.0001,"vega":1.8567,"theta":-0.7354,"rho":-0.2716,"theo":11.2821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":10.1500000953674},{"option":"SPXW260331C05645000","bid":1229.8,"bid_size":2.0,"ask":1241.0,"ask_size":2.0,"iv":0.3393,"open_interest":1.0,"volume":0.0,"delta":0.9634,"gamma":0.0001,"vega":1.8699,"theta":-0.4089,"rho":5.731,"theo":1235.3161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1257.27,"last_trade_time":"2026-02-13T12:46:19","percent_change":0.0,"prev_day_close":1255.29998779297},{"option":"SPXW260331P05645000","bid":11.2,"bid_size":57.0,"ask":11.6,"ask_size":70.0,"iv":0.3398,"open_interest":1.0,"volume":0.0,"delta":-0.0365,"gamma":0.0001,"vega":1.8699,"theta":-0.7392,"rho":-0.274,"theo":11.3712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.66,"last_trade_time":"2026-02-09T10:41:08","percent_change":0.0,"prev_day_close":10.25},{"option":"SPXW260331C05650000","bid":1226.5,"bid_size":3.0,"ask":1234.5,"ask_size":3.0,"iv":0.3393,"open_interest":39.0,"volume":10.0,"delta":0.9631,"gamma":0.0001,"vega":1.8832,"theta":-0.4141,"rho":5.7339,"theo":1230.4287,"change":9.13,"open":1234.23,"high":1234.23,"low":1234.23,"tick":"down","last_trade_price":1234.23,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.745242,"prev_day_close":1250.45001220703},{"option":"SPXW260331P05650000","bid":11.2,"bid_size":176.0,"ask":11.7,"ask_size":175.0,"iv":0.3388,"open_interest":1122.0,"volume":5.0,"delta":-0.0368,"gamma":0.0001,"vega":1.8832,"theta":-0.743,"rho":-0.2764,"theo":11.4614,"change":-0.5,"open":9.2,"high":11.1,"low":9.2,"tick":"no_change","last_trade_price":11.1,"last_trade_time":"2026-02-18T15:21:11","percent_change":-4.31034,"prev_day_close":10.2999997138977},{"option":"SPXW260331C05655000","bid":1220.1,"bid_size":2.0,"ask":1231.3,"ask_size":2.0,"iv":0.3381,"open_interest":0.0,"volume":0.0,"delta":0.9628,"gamma":0.0001,"vega":1.8966,"theta":-0.4192,"rho":5.7368,"theo":1225.5423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1246.04998779297},{"option":"SPXW260331P05655000","bid":11.3,"bid_size":77.0,"ask":11.8,"ask_size":70.0,"iv":0.3381,"open_interest":50.0,"volume":0.0,"delta":-0.0371,"gamma":0.0001,"vega":1.8966,"theta":-0.7468,"rho":-0.2788,"theo":11.5526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":12.4,"last_trade_time":"2026-02-06T14:19:56","percent_change":0.0,"prev_day_close":10.3499999046326},{"option":"SPXW260331C05660000","bid":1216.4,"bid_size":3.0,"ask":1224.8,"ask_size":3.0,"iv":0.337,"open_interest":0.0,"volume":0.0,"delta":0.9624,"gamma":0.0001,"vega":1.9102,"theta":-0.4244,"rho":5.7396,"theo":1220.6569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1239.79998779297},{"option":"SPXW260331P05660000","bid":11.4,"bid_size":138.0,"ask":11.8,"ask_size":56.0,"iv":0.3374,"open_interest":24.0,"volume":0.0,"delta":-0.0375,"gamma":0.0001,"vega":1.9102,"theta":-0.7506,"rho":-0.2813,"theo":11.6448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":13.6,"last_trade_time":"2026-02-17T09:43:41","percent_change":0.0,"prev_day_close":10.4500002861023},{"option":"SPXW260331C05665000","bid":1210.3,"bid_size":2.0,"ask":1221.5,"ask_size":2.0,"iv":0.3364,"open_interest":0.0,"volume":0.0,"delta":0.9621,"gamma":0.0001,"vega":1.9239,"theta":-0.4296,"rho":5.7425,"theo":1215.7726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1236.15002441406},{"option":"SPXW260331P05665000","bid":11.5,"bid_size":74.0,"ask":11.9,"ask_size":56.0,"iv":0.3364,"open_interest":7.0,"volume":0.0,"delta":-0.0378,"gamma":0.0001,"vega":1.9239,"theta":-0.7545,"rho":-0.2838,"theo":11.7381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.57,"last_trade_time":"2026-01-21T10:55:14","percent_change":0.0,"prev_day_close":10.5499997138977},{"option":"SPXW260331C05670000","bid":1206.7,"bid_size":3.0,"ask":1215.1,"ask_size":3.0,"iv":0.3359,"open_interest":3.0,"volume":0.0,"delta":0.9618,"gamma":0.0001,"vega":1.9377,"theta":-0.4349,"rho":5.7453,"theo":1210.8894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1260.0,"last_trade_time":"2026-01-02T09:43:03","percent_change":0.0,"prev_day_close":1230.75},{"option":"SPXW260331P05670000","bid":11.6,"bid_size":138.0,"ask":12.0,"ask_size":71.0,"iv":0.3356,"open_interest":31.0,"volume":0.0,"delta":-0.0381,"gamma":0.0001,"vega":1.9377,"theta":-0.7584,"rho":-0.2863,"theo":11.8325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":15.09,"last_trade_time":"2026-01-30T15:36:19","percent_change":0.0,"prev_day_close":10.6500000953674},{"option":"SPXW260331C05675000","bid":1202.1,"bid_size":3.0,"ask":1210.1,"ask_size":3.0,"iv":0.3355,"open_interest":710.0,"volume":0.0,"delta":0.9614,"gamma":0.0001,"vega":1.9516,"theta":-0.4401,"rho":5.748,"theo":1206.0072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1201.11,"last_trade_time":"2026-02-13T11:00:04","percent_change":0.0,"prev_day_close":1225.14996337891},{"option":"SPXW260331P05675000","bid":11.7,"bid_size":137.0,"ask":12.1,"ask_size":71.0,"iv":0.3349,"open_interest":591.0,"volume":4.0,"delta":-0.0385,"gamma":0.0001,"vega":1.9516,"theta":-0.7623,"rho":-0.2888,"theo":11.928,"change":-1.4,"open":9.2,"high":10.65,"low":9.2,"tick":"up","last_trade_price":10.65,"last_trade_time":"2026-02-18T14:19:30","percent_change":-11.6183,"prev_day_close":10.75},{"option":"SPXW260331C05680000","bid":1196.9,"bid_size":3.0,"ask":1205.4,"ask_size":3.0,"iv":0.3344,"open_interest":0.0,"volume":0.0,"delta":0.9611,"gamma":0.0001,"vega":1.9657,"theta":-0.4454,"rho":5.7508,"theo":1201.1262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1220.25},{"option":"SPXW260331P05680000","bid":11.8,"bid_size":137.0,"ask":12.2,"ask_size":71.0,"iv":0.3342,"open_interest":1.0,"volume":0.0,"delta":-0.0388,"gamma":0.0001,"vega":1.9657,"theta":-0.7663,"rho":-0.2914,"theo":12.0246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.8,"last_trade_time":"2026-01-30T11:51:21","percent_change":0.0,"prev_day_close":10.7999997138977},{"option":"SPXW260331C05685000","bid":1190.8,"bid_size":2.0,"ask":1202.0,"ask_size":2.0,"iv":0.3335,"open_interest":0.0,"volume":0.0,"delta":0.9607,"gamma":0.0001,"vega":1.98,"theta":-0.4508,"rho":5.7535,"theo":1196.2463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1216.05004882812},{"option":"SPXW260331P05685000","bid":11.9,"bid_size":72.0,"ask":12.3,"ask_size":55.0,"iv":0.3334,"open_interest":3.0,"volume":0.0,"delta":-0.0392,"gamma":0.0001,"vega":1.98,"theta":-0.7703,"rho":-0.294,"theo":12.1223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.4,"last_trade_time":"2026-01-29T09:42:53","percent_change":0.0,"prev_day_close":10.9000000953674},{"option":"SPXW260331C05690000","bid":1187.2,"bid_size":3.0,"ask":1195.6,"ask_size":3.0,"iv":0.3329,"open_interest":0.0,"volume":0.0,"delta":0.9604,"gamma":0.0001,"vega":1.9944,"theta":-0.4562,"rho":5.7562,"theo":1191.3676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1210.5},{"option":"SPXW260331P05690000","bid":12.0,"bid_size":135.0,"ask":12.4,"ask_size":134.0,"iv":0.3326,"open_interest":63.0,"volume":0.0,"delta":-0.0395,"gamma":0.0001,"vega":1.9944,"theta":-0.7743,"rho":-0.2966,"theo":12.2212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-05T09:37:24","percent_change":0.0,"prev_day_close":10.9500002861023},{"option":"SPXW260331C05695000","bid":1181.0,"bid_size":2.0,"ask":1192.2,"ask_size":2.0,"iv":0.3318,"open_interest":0.0,"volume":0.0,"delta":0.96,"gamma":0.0001,"vega":2.0089,"theta":-0.4615,"rho":5.7588,"theo":1186.49,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1206.40002441406},{"option":"SPXW260331P05695000","bid":12.1,"bid_size":72.0,"ask":12.5,"ask_size":55.0,"iv":0.3319,"open_interest":5.0,"volume":0.0,"delta":-0.0399,"gamma":0.0001,"vega":2.0089,"theta":-0.7784,"rho":-0.2993,"theo":12.3212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":16.05,"last_trade_time":"2026-02-12T15:56:51","percent_change":0.0,"prev_day_close":11.0499997138977},{"option":"SPXW260331C05700000","bid":1177.3,"bid_size":3.0,"ask":1186.4,"ask_size":3.0,"iv":0.3325,"open_interest":84.0,"volume":0.0,"delta":0.9597,"gamma":0.0001,"vega":2.0236,"theta":-0.467,"rho":5.7615,"theo":1181.6136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1203.64,"last_trade_time":"2026-02-13T12:46:19","percent_change":0.0,"prev_day_close":1201.75},{"option":"SPXW260331P05700000","bid":12.2,"bid_size":169.0,"ask":12.6,"ask_size":117.0,"iv":0.3314,"open_interest":1939.0,"volume":141.0,"delta":-0.0402,"gamma":0.0001,"vega":2.0236,"theta":-0.7824,"rho":-0.302,"theo":12.4225,"change":-1.39,"open":9.9,"high":11.59,"low":9.73,"tick":"up","last_trade_price":11.21,"last_trade_time":"2026-02-18T16:00:44","percent_change":-11.0317,"prev_day_close":11.1500000953674},{"option":"SPXW260331C05705000","bid":1171.3,"bid_size":2.0,"ask":1182.5,"ask_size":2.0,"iv":0.3306,"open_interest":0.0,"volume":0.0,"delta":0.9593,"gamma":0.0001,"vega":2.0385,"theta":-0.4724,"rho":5.7641,"theo":1176.7384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1196.44995117188},{"option":"SPXW260331P05705000","bid":12.3,"bid_size":72.0,"ask":12.8,"ask_size":66.0,"iv":0.3306,"open_interest":3.0,"volume":0.0,"delta":-0.0406,"gamma":0.0001,"vega":2.0385,"theta":-0.7866,"rho":-0.3047,"theo":12.5249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.3,"last_trade_time":"2026-02-13T09:42:29","percent_change":0.0,"prev_day_close":11.25},{"option":"SPXW260331C05710000","bid":1168.1,"bid_size":3.0,"ask":1175.9,"ask_size":3.0,"iv":0.3304,"open_interest":0.0,"volume":0.0,"delta":0.9589,"gamma":0.0001,"vega":2.0535,"theta":-0.4779,"rho":5.7666,"theo":1171.8644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1191.65002441406},{"option":"SPXW260331P05710000","bid":12.4,"bid_size":132.0,"ask":12.8,"ask_size":91.0,"iv":0.3296,"open_interest":11.0,"volume":0.0,"delta":-0.041,"gamma":0.0001,"vega":2.0535,"theta":-0.7907,"rho":-0.3075,"theo":12.6285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.6,"last_trade_time":"2026-01-23T09:32:17","percent_change":0.0,"prev_day_close":11.3499999046326},{"option":"SPXW260331C05715000","bid":1161.5,"bid_size":2.0,"ask":1172.7,"ask_size":2.0,"iv":0.3288,"open_interest":0.0,"volume":0.0,"delta":0.9586,"gamma":0.0001,"vega":2.0687,"theta":-0.4834,"rho":5.7691,"theo":1166.9917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1187.39996337891},{"option":"SPXW260331P05715000","bid":12.5,"bid_size":71.0,"ask":13.0,"ask_size":66.0,"iv":0.3291,"open_interest":0.0,"volume":0.0,"delta":-0.0414,"gamma":0.0001,"vega":2.0687,"theta":-0.7949,"rho":-0.3103,"theo":12.7334,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":11.4500002861023},{"option":"SPXW260331C05720000","bid":1157.8,"bid_size":3.0,"ask":1166.2,"ask_size":3.0,"iv":0.3276,"open_interest":0.0,"volume":0.0,"delta":0.9582,"gamma":0.0001,"vega":2.084,"theta":-0.489,"rho":5.7716,"theo":1162.1202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1181.40002441406},{"option":"SPXW260331P05720000","bid":12.6,"bid_size":132.0,"ask":13.1,"ask_size":130.0,"iv":0.3283,"open_interest":152.0,"volume":0.0,"delta":-0.0417,"gamma":0.0001,"vega":2.084,"theta":-0.7991,"rho":-0.3131,"theo":12.8395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.7,"last_trade_time":"2026-02-17T10:38:26","percent_change":0.0,"prev_day_close":11.5499997138977},{"option":"SPXW260331C05725000","bid":1153.5,"bid_size":3.0,"ask":1161.3,"ask_size":3.0,"iv":0.3282,"open_interest":339.0,"volume":10.0,"delta":0.9578,"gamma":0.0001,"vega":2.0995,"theta":-0.4946,"rho":5.774,"theo":1157.25,"change":18.99,"open":1170.84,"high":1170.84,"low":1170.84,"tick":"down","last_trade_price":1170.84,"last_trade_time":"2026-02-18T15:03:15","percent_change":1.64865,"prev_day_close":1176.25},{"option":"SPXW260331P05725000","bid":12.7,"bid_size":136.0,"ask":13.2,"ask_size":129.0,"iv":0.3275,"open_interest":177.0,"volume":4.0,"delta":-0.0421,"gamma":0.0001,"vega":2.0995,"theta":-0.8033,"rho":-0.316,"theo":12.9469,"change":-1.55,"open":11.0,"high":11.55,"low":11.0,"tick":"up","last_trade_price":11.55,"last_trade_time":"2026-02-18T14:19:30","percent_change":-11.8321,"prev_day_close":11.6500000953674},{"option":"SPXW260331C05730000","bid":1148.2,"bid_size":3.0,"ask":1157.1,"ask_size":3.0,"iv":0.3281,"open_interest":0.0,"volume":0.0,"delta":0.9574,"gamma":0.0001,"vega":2.1152,"theta":-0.5002,"rho":5.7764,"theo":1152.381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1171.40002441406},{"option":"SPXW260331P05730000","bid":12.8,"bid_size":131.0,"ask":13.3,"ask_size":127.0,"iv":0.327,"open_interest":2.0,"volume":0.0,"delta":-0.0425,"gamma":0.0001,"vega":2.1152,"theta":-0.8076,"rho":-0.3189,"theo":13.0556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.5,"last_trade_time":"2026-01-22T11:43:22","percent_change":0.0,"prev_day_close":11.75},{"option":"SPXW260331C05735000","bid":1142.1,"bid_size":2.0,"ask":1153.3,"ask_size":2.0,"iv":0.3262,"open_interest":0.0,"volume":0.0,"delta":0.957,"gamma":0.0001,"vega":2.1311,"theta":-0.5059,"rho":5.7788,"theo":1147.5134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1167.20001220703},{"option":"SPXW260331P05735000","bid":13.0,"bid_size":38.0,"ask":13.4,"ask_size":53.0,"iv":0.3262,"open_interest":29.0,"volume":0.0,"delta":-0.0429,"gamma":0.0001,"vega":2.1311,"theta":-0.8119,"rho":-0.3219,"theo":13.1656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.5,"last_trade_time":"2026-02-13T09:45:01","percent_change":0.0,"prev_day_close":11.8499999046326},{"option":"SPXW260331C05740000","bid":1138.8,"bid_size":3.0,"ask":1146.7,"ask_size":3.0,"iv":0.3258,"open_interest":0.0,"volume":0.0,"delta":0.9566,"gamma":0.0001,"vega":2.1471,"theta":-0.5115,"rho":5.7811,"theo":1142.6472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1162.45001220703},{"option":"SPXW260331P05740000","bid":13.1,"bid_size":38.0,"ask":13.5,"ask_size":126.0,"iv":0.3254,"open_interest":41.0,"volume":0.0,"delta":-0.0433,"gamma":0.0001,"vega":2.1471,"theta":-0.8163,"rho":-0.3249,"theo":13.277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.97,"last_trade_time":"2026-02-11T15:43:55","percent_change":0.0,"prev_day_close":11.9500002861023},{"option":"SPXW260331C05745000","bid":1132.3,"bid_size":2.0,"ask":1143.5,"ask_size":2.0,"iv":0.3244,"open_interest":0.0,"volume":0.0,"delta":0.9562,"gamma":0.0001,"vega":2.1633,"theta":-0.5173,"rho":5.7834,"theo":1137.7823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1157.54998779297},{"option":"SPXW260331P05745000","bid":13.2,"bid_size":69.0,"ask":13.6,"ask_size":53.0,"iv":0.3246,"open_interest":98.0,"volume":75.0,"delta":-0.0437,"gamma":0.0001,"vega":2.1633,"theta":-0.8206,"rho":-0.3279,"theo":13.3897,"change":-2.85,"open":10.7,"high":10.7,"low":10.7,"tick":"no_change","last_trade_price":10.7,"last_trade_time":"2026-02-18T11:27:49","percent_change":-21.0332,"prev_day_close":12.0499997138977},{"option":"SPXW260331C05750000","bid":1129.3,"bid_size":3.0,"ask":1137.6,"ask_size":3.0,"iv":0.3263,"open_interest":208.0,"volume":0.0,"delta":0.9558,"gamma":0.0001,"vega":2.1796,"theta":-0.523,"rho":5.7856,"theo":1132.9188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1212.06,"last_trade_time":"2025-12-23T10:57:56","percent_change":0.0,"prev_day_close":1152.54998779297},{"option":"SPXW260331P05750000","bid":13.3,"bid_size":143.0,"ask":13.8,"ask_size":157.0,"iv":0.324,"open_interest":2199.0,"volume":1.0,"delta":-0.0441,"gamma":0.0001,"vega":2.1796,"theta":-0.825,"rho":-0.331,"theo":13.5038,"change":-2.88,"open":10.77,"high":10.77,"low":10.77,"tick":"down","last_trade_price":10.77,"last_trade_time":"2026-02-18T11:22:11","percent_change":-21.0989,"prev_day_close":12.1500000953674},{"option":"SPXW260331C05755000","bid":1122.6,"bid_size":2.0,"ask":1133.8,"ask_size":2.0,"iv":0.323,"open_interest":0.0,"volume":0.0,"delta":0.9554,"gamma":0.0001,"vega":2.1962,"theta":-0.5288,"rho":5.7878,"theo":1128.0566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1148.34997558594},{"option":"SPXW260331P05755000","bid":13.4,"bid_size":69.0,"ask":13.9,"ask_size":60.0,"iv":0.3232,"open_interest":31.0,"volume":0.0,"delta":-0.0445,"gamma":0.0001,"vega":2.1962,"theta":-0.8295,"rho":-0.3341,"theo":13.6193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":16.7,"last_trade_time":"2026-02-17T09:45:11","percent_change":0.0,"prev_day_close":12.25},{"option":"SPXW260331C05760000","bid":1119.1,"bid_size":3.0,"ask":1127.9,"ask_size":3.0,"iv":0.3237,"open_interest":2.0,"volume":0.0,"delta":0.955,"gamma":0.0001,"vega":2.2128,"theta":-0.5346,"rho":5.79,"theo":1123.196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1202.29,"last_trade_time":"2025-12-30T12:11:10","percent_change":0.0,"prev_day_close":1142.55004882812},{"option":"SPXW260331P05760000","bid":13.5,"bid_size":141.0,"ask":14.0,"ask_size":123.0,"iv":0.3224,"open_interest":63.0,"volume":0.0,"delta":-0.0449,"gamma":0.0001,"vega":2.2128,"theta":-0.834,"rho":-0.3373,"theo":13.7362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.8,"last_trade_time":"2026-02-13T15:45:56","percent_change":0.0,"prev_day_close":12.3499999046326},{"option":"SPXW260331C05765000","bid":1112.9,"bid_size":2.0,"ask":1124.1,"ask_size":2.0,"iv":0.3216,"open_interest":0.0,"volume":0.0,"delta":0.9546,"gamma":0.0001,"vega":2.2296,"theta":-0.5405,"rho":5.7921,"theo":1118.3368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1137.89996337891},{"option":"SPXW260331P05765000","bid":13.7,"bid_size":37.0,"ask":14.1,"ask_size":60.0,"iv":0.3218,"open_interest":13.0,"volume":0.0,"delta":-0.0454,"gamma":0.0001,"vega":2.2296,"theta":-0.8385,"rho":-0.3405,"theo":13.8546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.4,"last_trade_time":"2026-02-12T09:40:45","percent_change":0.0,"prev_day_close":12.4500002861023},{"option":"SPXW260331C05770000","bid":1109.4,"bid_size":3.0,"ask":1118.2,"ask_size":3.0,"iv":0.3223,"open_interest":1.0,"volume":0.0,"delta":0.9541,"gamma":0.0001,"vega":2.2466,"theta":-0.5464,"rho":5.7941,"theo":1113.479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1130.61,"last_trade_time":"2025-12-19T09:51:58","percent_change":0.0,"prev_day_close":1132.40002441406},{"option":"SPXW260331P05770000","bid":13.8,"bid_size":36.0,"ask":14.2,"ask_size":121.0,"iv":0.3209,"open_interest":45.0,"volume":0.0,"delta":-0.0458,"gamma":0.0001,"vega":2.2466,"theta":-0.843,"rho":-0.3438,"theo":13.9745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.56,"last_trade_time":"2026-02-11T10:05:42","percent_change":0.0,"prev_day_close":12.5499997138977},{"option":"SPXW260331C05775000","bid":1104.6,"bid_size":3.0,"ask":1113.3,"ask_size":3.0,"iv":0.3216,"open_interest":97.0,"volume":0.0,"delta":0.9537,"gamma":0.0001,"vega":2.2638,"theta":-0.5523,"rho":5.7961,"theo":1108.6228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1114.27,"last_trade_time":"2026-02-17T14:31:31","percent_change":0.0,"prev_day_close":1127.70001220703},{"option":"SPXW260331P05775000","bid":13.9,"bid_size":106.0,"ask":14.3,"ask_size":69.0,"iv":0.3201,"open_interest":309.0,"volume":2.0,"delta":-0.0462,"gamma":0.0001,"vega":2.2638,"theta":-0.8476,"rho":-0.3471,"theo":14.0958,"change":-3.61,"open":10.64,"high":10.64,"low":10.64,"tick":"down","last_trade_price":10.64,"last_trade_time":"2026-02-18T11:08:02","percent_change":-25.3333,"prev_day_close":12.6500000953674},{"option":"SPXW260331C05780000","bid":1099.6,"bid_size":3.0,"ask":1107.8,"ask_size":3.0,"iv":0.319,"open_interest":0.0,"volume":0.0,"delta":0.9532,"gamma":0.0001,"vega":2.281,"theta":-0.5583,"rho":5.7981,"theo":1103.768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1122.60003662109},{"option":"SPXW260331P05780000","bid":14.0,"bid_size":107.0,"ask":14.5,"ask_size":90.0,"iv":0.3195,"open_interest":127.0,"volume":0.0,"delta":-0.0467,"gamma":0.0001,"vega":2.281,"theta":-0.8523,"rho":-0.3504,"theo":14.2187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.45,"last_trade_time":"2026-02-13T10:25:20","percent_change":0.0,"prev_day_close":12.75},{"option":"SPXW260331C05785000","bid":1093.5,"bid_size":2.0,"ask":1104.7,"ask_size":2.0,"iv":0.3188,"open_interest":0.0,"volume":0.0,"delta":0.9528,"gamma":0.0001,"vega":2.2984,"theta":-0.5643,"rho":5.8,"theo":1098.9148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1119.0},{"option":"SPXW260331P05785000","bid":14.1,"bid_size":55.0,"ask":14.6,"ask_size":36.0,"iv":0.3186,"open_interest":24.0,"volume":0.0,"delta":-0.0471,"gamma":0.0001,"vega":2.2984,"theta":-0.8569,"rho":-0.3538,"theo":14.3432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.6,"last_trade_time":"2026-01-12T13:10:43","percent_change":0.0,"prev_day_close":12.8499999046326},{"option":"SPXW260331C05790000","bid":1089.9,"bid_size":3.0,"ask":1098.0,"ask_size":3.0,"iv":0.3174,"open_interest":1.0,"volume":0.0,"delta":0.9524,"gamma":0.0001,"vega":2.316,"theta":-0.5703,"rho":5.8019,"theo":1094.0632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1111.85,"last_trade_time":"2025-12-19T09:51:58","percent_change":0.0,"prev_day_close":1112.90002441406},{"option":"SPXW260331P05790000","bid":14.3,"bid_size":35.0,"ask":14.7,"ask_size":88.0,"iv":0.318,"open_interest":141.0,"volume":0.0,"delta":-0.0476,"gamma":0.0001,"vega":2.316,"theta":-0.8616,"rho":-0.3572,"theo":14.4692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.5,"last_trade_time":"2026-02-17T10:07:32","percent_change":0.0,"prev_day_close":13.0},{"option":"SPXW260331C05795000","bid":1083.8,"bid_size":2.0,"ask":1095.0,"ask_size":2.0,"iv":0.3173,"open_interest":0.0,"volume":0.0,"delta":0.9519,"gamma":0.0001,"vega":2.3337,"theta":-0.5764,"rho":5.8038,"theo":1089.2132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.75},{"option":"SPXW260331P05795000","bid":14.4,"bid_size":50.0,"ask":14.9,"ask_size":35.0,"iv":0.3174,"open_interest":37.0,"volume":0.0,"delta":-0.048,"gamma":0.0001,"vega":2.3337,"theta":-0.8663,"rho":-0.3607,"theo":14.5968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.6,"last_trade_time":"2026-02-17T10:06:50","percent_change":0.0,"prev_day_close":13.0999999046326},{"option":"SPXW260331C05800000","bid":1080.2,"bid_size":3.0,"ask":1088.3,"ask_size":3.0,"iv":0.3159,"open_interest":402.0,"volume":10.0,"delta":0.9514,"gamma":0.0001,"vega":2.3515,"theta":-0.5825,"rho":5.8056,"theo":1084.3648,"change":11.31,"open":1090.66,"high":1090.66,"low":1090.66,"tick":"down","last_trade_price":1090.66,"last_trade_time":"2026-02-18T15:29:15","percent_change":1.04786,"prev_day_close":1103.29998779297},{"option":"SPXW260331P05800000","bid":14.5,"bid_size":134.0,"ask":15.0,"ask_size":117.0,"iv":0.3165,"open_interest":1961.0,"volume":21.0,"delta":-0.0485,"gamma":0.0001,"vega":2.3515,"theta":-0.8711,"rho":-0.3642,"theo":14.726,"change":-1.2,"open":14.0,"high":14.0,"low":11.73,"tick":"no_change","last_trade_price":13.75,"last_trade_time":"2026-02-18T15:31:47","percent_change":-8.02676,"prev_day_close":13.2000002861023},{"option":"SPXW260331C05805000","bid":1074.1,"bid_size":2.0,"ask":1085.3,"ask_size":2.0,"iv":0.3158,"open_interest":0.0,"volume":0.0,"delta":0.951,"gamma":0.0001,"vega":2.3695,"theta":-0.5887,"rho":5.8073,"theo":1079.518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1099.15002441406},{"option":"SPXW260331P05805000","bid":14.6,"bid_size":54.0,"ask":15.1,"ask_size":35.0,"iv":0.3159,"open_interest":21.0,"volume":0.0,"delta":-0.0489,"gamma":0.0001,"vega":2.3695,"theta":-0.8759,"rho":-0.3678,"theo":14.8568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-17T10:07:38","percent_change":0.0,"prev_day_close":13.3499999046326},{"option":"SPXW260331C05810000","bid":1070.5,"bid_size":3.0,"ask":1079.4,"ask_size":3.0,"iv":0.3162,"open_interest":0.0,"volume":0.0,"delta":0.9505,"gamma":0.0001,"vega":2.3876,"theta":-0.5948,"rho":5.809,"theo":1074.6729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1093.40002441406},{"option":"SPXW260331P05810000","bid":14.8,"bid_size":49.0,"ask":15.3,"ask_size":85.0,"iv":0.3152,"open_interest":113.0,"volume":0.0,"delta":-0.0494,"gamma":0.0001,"vega":2.3876,"theta":-0.8808,"rho":-0.3714,"theo":14.9893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.7,"last_trade_time":"2026-02-13T15:00:04","percent_change":0.0,"prev_day_close":13.4500002861023},{"option":"SPXW260331C05815000","bid":1064.4,"bid_size":2.0,"ask":1075.6,"ask_size":2.0,"iv":0.3143,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0001,"vega":2.4058,"theta":-0.6011,"rho":5.8107,"theo":1069.8295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1089.45001220703},{"option":"SPXW260331P05815000","bid":14.9,"bid_size":51.0,"ask":15.4,"ask_size":34.0,"iv":0.3144,"open_interest":5.0,"volume":0.0,"delta":-0.0499,"gamma":0.0001,"vega":2.4058,"theta":-0.8856,"rho":-0.375,"theo":15.1235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.2,"last_trade_time":"2026-01-28T09:44:01","percent_change":0.0,"prev_day_close":13.5499997138977},{"option":"SPXW260331C05820000","bid":1060.8,"bid_size":3.0,"ask":1068.9,"ask_size":3.0,"iv":0.3129,"open_interest":2.0,"volume":0.0,"delta":0.9496,"gamma":0.0001,"vega":2.4241,"theta":-0.6073,"rho":5.8124,"theo":1064.9878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1173.39,"last_trade_time":"2026-01-26T10:30:56","percent_change":0.0,"prev_day_close":1083.75},{"option":"SPXW260331P05820000","bid":15.0,"bid_size":103.0,"ask":15.5,"ask_size":84.0,"iv":0.3137,"open_interest":48.0,"volume":0.0,"delta":-0.0504,"gamma":0.0001,"vega":2.4241,"theta":-0.8906,"rho":-0.3787,"theo":15.2594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.1,"last_trade_time":"2026-02-17T10:13:16","percent_change":0.0,"prev_day_close":13.7000002861023},{"option":"SPXW260331C05825000","bid":1056.2,"bid_size":3.0,"ask":1064.2,"ask_size":3.0,"iv":0.313,"open_interest":129.0,"volume":0.0,"delta":0.9491,"gamma":0.0001,"vega":2.4426,"theta":-0.6136,"rho":5.814,"theo":1060.1477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1168.54,"last_trade_time":"2026-01-26T10:30:56","percent_change":0.0,"prev_day_close":1078.89996337891},{"option":"SPXW260331P05825000","bid":15.2,"bid_size":129.0,"ask":15.7,"ask_size":114.0,"iv":0.313,"open_interest":2346.0,"volume":0.0,"delta":-0.0508,"gamma":0.0001,"vega":2.4426,"theta":-0.8955,"rho":-0.3824,"theo":15.397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.4,"last_trade_time":"2026-02-13T09:49:04","percent_change":0.0,"prev_day_close":13.7999997138977},{"option":"SPXW260331C05830000","bid":1051.1,"bid_size":3.0,"ask":1059.3,"ask_size":3.0,"iv":0.3116,"open_interest":3.0,"volume":0.0,"delta":0.9486,"gamma":0.0001,"vega":2.4612,"theta":-0.62,"rho":5.8155,"theo":1055.3095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1077.82,"last_trade_time":"2025-12-19T10:16:01","percent_change":0.0,"prev_day_close":1073.95001220703},{"option":"SPXW260331P05830000","bid":15.3,"bid_size":100.0,"ask":15.8,"ask_size":82.0,"iv":0.3122,"open_interest":61.0,"volume":0.0,"delta":-0.0513,"gamma":0.0001,"vega":2.4612,"theta":-0.9005,"rho":-0.3861,"theo":15.5363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.4,"last_trade_time":"2026-02-13T10:01:11","percent_change":0.0,"prev_day_close":13.9500002861023},{"option":"SPXW260331C05835000","bid":1045.0,"bid_size":2.0,"ask":1056.2,"ask_size":2.0,"iv":0.3113,"open_interest":0.0,"volume":0.0,"delta":0.9481,"gamma":0.0001,"vega":2.48,"theta":-0.6263,"rho":5.817,"theo":1050.473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1070.0},{"option":"SPXW260331P05835000","bid":15.5,"bid_size":48.0,"ask":16.0,"ask_size":33.0,"iv":0.3117,"open_interest":27.0,"volume":0.0,"delta":-0.0518,"gamma":0.0001,"vega":2.48,"theta":-0.9055,"rho":-0.3899,"theo":15.6775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.0,"last_trade_time":"2026-02-13T09:42:31","percent_change":0.0,"prev_day_close":14.0499997138977},{"option":"SPXW260331C05840000","bid":1041.9,"bid_size":3.0,"ask":1049.6,"ask_size":3.0,"iv":0.3111,"open_interest":0.0,"volume":0.0,"delta":0.9476,"gamma":0.0001,"vega":2.4988,"theta":-0.6328,"rho":5.8185,"theo":1045.6382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1064.25},{"option":"SPXW260331P05840000","bid":15.6,"bid_size":98.0,"ask":16.1,"ask_size":81.0,"iv":0.3108,"open_interest":32.0,"volume":2.0,"delta":-0.0524,"gamma":0.0001,"vega":2.4988,"theta":-0.9106,"rho":-0.3938,"theo":15.8203,"change":-3.46,"open":12.54,"high":12.54,"low":12.54,"tick":"no_change","last_trade_price":12.54,"last_trade_time":"2026-02-18T10:04:27","percent_change":-21.625,"prev_day_close":14.1500000953674},{"option":"SPXW260331C05845000","bid":1035.4,"bid_size":2.0,"ask":1046.6,"ask_size":2.0,"iv":0.3101,"open_interest":0.0,"volume":0.0,"delta":0.947,"gamma":0.0001,"vega":2.5179,"theta":-0.6392,"rho":5.82,"theo":1040.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1060.15002441406},{"option":"SPXW260331P05845000","bid":15.7,"bid_size":52.0,"ask":16.2,"ask_size":33.0,"iv":0.3101,"open_interest":37.0,"volume":0.0,"delta":-0.0529,"gamma":0.0001,"vega":2.5179,"theta":-0.9157,"rho":-0.3976,"theo":15.965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.4,"last_trade_time":"2026-02-12T11:21:48","percent_change":0.0,"prev_day_close":14.2999997138977},{"option":"SPXW260331C05850000","bid":1032.2,"bid_size":3.0,"ask":1040.6,"ask_size":3.0,"iv":0.311,"open_interest":180.0,"volume":0.0,"delta":0.9465,"gamma":0.0001,"vega":2.5371,"theta":-0.6457,"rho":5.8214,"theo":1035.9742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1140.39,"last_trade_time":"2025-12-10T15:10:45","percent_change":0.0,"prev_day_close":1054.65002441406},{"option":"SPXW260331P05850000","bid":15.9,"bid_size":126.0,"ask":16.4,"ask_size":110.0,"iv":0.3094,"open_interest":1576.0,"volume":45.0,"delta":-0.0534,"gamma":0.0001,"vega":2.5371,"theta":-0.9209,"rho":-0.4015,"theo":16.1115,"change":-3.7,"open":12.72,"high":12.72,"low":12.6,"tick":"down","last_trade_price":12.6,"last_trade_time":"2026-02-18T11:42:47","percent_change":-22.6994,"prev_day_close":14.5},{"option":"SPXW260331C05860000","bid":1022.9,"bid_size":3.0,"ask":1030.9,"ask_size":3.0,"iv":0.3101,"open_interest":0.0,"volume":0.0,"delta":0.9455,"gamma":0.0002,"vega":2.5759,"theta":-0.6588,"rho":5.8241,"theo":1026.3175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1044.94995117188},{"option":"SPXW260331P05860000","bid":16.2,"bid_size":95.0,"ask":16.7,"ask_size":79.0,"iv":0.308,"open_interest":125.0,"volume":6.0,"delta":-0.0544,"gamma":0.0002,"vega":2.5759,"theta":-0.9313,"rho":-0.4094,"theo":16.4101,"change":-1.32,"open":15.28,"high":15.28,"low":15.28,"tick":"down","last_trade_price":15.28,"last_trade_time":"2026-02-18T09:45:10","percent_change":-7.9518,"prev_day_close":14.7000002861023},{"option":"SPXW260331C05870000","bid":1012.7,"bid_size":3.0,"ask":1021.3,"ask_size":3.0,"iv":0.3077,"open_interest":0.0,"volume":0.0,"delta":0.9444,"gamma":0.0002,"vega":2.6154,"theta":-0.672,"rho":5.8266,"theo":1016.6684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.20001220703},{"option":"SPXW260331P05870000","bid":16.5,"bid_size":94.0,"ask":17.0,"ask_size":78.0,"iv":0.3065,"open_interest":80.0,"volume":0.0,"delta":-0.0555,"gamma":0.0002,"vega":2.6154,"theta":-0.9418,"rho":-0.4176,"theo":16.7162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.6,"last_trade_time":"2026-02-17T14:44:20","percent_change":0.0,"prev_day_close":14.9500002861023},{"option":"SPXW260331C05875000","bid":1008.1,"bid_size":3.0,"ask":1016.5,"ask_size":3.0,"iv":0.3074,"open_interest":93.0,"volume":0.0,"delta":0.9438,"gamma":0.0002,"vega":2.6355,"theta":-0.6787,"rho":5.8278,"theo":1011.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1017.32,"last_trade_time":"2026-02-17T14:31:31","percent_change":0.0,"prev_day_close":1030.44995117188},{"option":"SPXW260331P05875000","bid":16.7,"bid_size":15.0,"ask":17.1,"ask_size":77.0,"iv":0.306,"open_interest":262.0,"volume":0.0,"delta":-0.0561,"gamma":0.0002,"vega":2.6355,"theta":-0.9472,"rho":-0.4217,"theo":16.8722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.1,"last_trade_time":"2026-02-17T14:31:31","percent_change":0.0,"prev_day_close":15.0999999046326},{"option":"SPXW260331C05880000","bid":1003.1,"bid_size":3.0,"ask":1011.6,"ask_size":3.0,"iv":0.3062,"open_interest":0.0,"volume":0.0,"delta":0.9433,"gamma":0.0002,"vega":2.6557,"theta":-0.6854,"rho":5.829,"theo":1007.027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1025.65002441406},{"option":"SPXW260331P05880000","bid":16.8,"bid_size":93.0,"ask":17.3,"ask_size":77.0,"iv":0.305,"open_interest":388.0,"volume":0.0,"delta":-0.0566,"gamma":0.0002,"vega":2.6557,"theta":-0.9526,"rho":-0.4258,"theo":17.0301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.1,"last_trade_time":"2026-02-17T12:27:31","percent_change":0.0,"prev_day_close":15.25},{"option":"SPXW260331C05890000","bid":993.9,"bid_size":3.0,"ask":1002.0,"ask_size":3.0,"iv":0.3057,"open_interest":5.0,"volume":10.0,"delta":0.9422,"gamma":0.0002,"vega":2.6968,"theta":-0.699,"rho":5.8311,"theo":997.3936,"change":10.14,"open":1003.54,"high":1003.54,"low":1003.54,"tick":"down","last_trade_price":1003.54,"last_trade_time":"2026-02-18T15:29:15","percent_change":1.02074,"prev_day_close":1015.85000610352},{"option":"SPXW260331P05890000","bid":17.1,"bid_size":93.0,"ask":17.6,"ask_size":76.0,"iv":0.3036,"open_interest":71.0,"volume":0.0,"delta":-0.0578,"gamma":0.0002,"vega":2.6968,"theta":-0.9634,"rho":-0.4343,"theo":17.3518,"change":-2.09,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":18.92,"last_trade_time":"2026-01-26T10:10:44","percent_change":-11.9429,"prev_day_close":15.5499997138977},{"option":"SPXW260331C05900000","bid":984.3,"bid_size":3.0,"ask":992.4,"ask_size":3.0,"iv":0.3044,"open_interest":136.0,"volume":0.0,"delta":0.941,"gamma":0.0002,"vega":2.7387,"theta":-0.7127,"rho":5.8331,"theo":987.7682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":926.61,"last_trade_time":"2025-11-24T10:31:16","percent_change":0.0,"prev_day_close":1006.29998779297},{"option":"SPXW260331P05900000","bid":17.5,"bid_size":42.0,"ask":18.0,"ask_size":103.0,"iv":0.3024,"open_interest":4174.0,"volume":45.0,"delta":-0.0589,"gamma":0.0002,"vega":2.7387,"theta":-0.9744,"rho":-0.443,"theo":17.6817,"change":-1.98,"open":16.4,"high":16.4,"low":13.5,"tick":"up","last_trade_price":15.87,"last_trade_time":"2026-02-18T16:00:44","percent_change":-11.0924,"prev_day_close":15.8499999046326},{"option":"SPXW260331C05910000","bid":974.7,"bid_size":3.0,"ask":982.7,"ask_size":3.0,"iv":0.3028,"open_interest":0.0,"volume":0.0,"delta":0.9398,"gamma":0.0002,"vega":2.7816,"theta":-0.7266,"rho":5.8348,"theo":978.1512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":996.899993896484},{"option":"SPXW260331P05910000","bid":17.8,"bid_size":88.0,"ask":18.3,"ask_size":73.0,"iv":0.3009,"open_interest":66.0,"volume":0.0,"delta":-0.0601,"gamma":0.0002,"vega":2.7816,"theta":-0.9856,"rho":-0.4519,"theo":18.0199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.0,"last_trade_time":"2026-02-13T15:21:09","percent_change":0.0,"prev_day_close":16.1499996185303},{"option":"SPXW260331C05920000","bid":964.5,"bid_size":3.0,"ask":973.1,"ask_size":3.0,"iv":0.3003,"open_interest":1.0,"volume":0.0,"delta":0.9386,"gamma":0.0002,"vega":2.8254,"theta":-0.7406,"rho":5.8363,"theo":968.5427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":782.8,"last_trade_time":"2025-08-12T13:55:37","percent_change":0.0,"prev_day_close":987.050018310547},{"option":"SPXW260331P05920000","bid":18.1,"bid_size":90.0,"ask":18.6,"ask_size":72.0,"iv":0.2997,"open_interest":237.0,"volume":1.0,"delta":-0.0613,"gamma":0.0002,"vega":2.8254,"theta":-0.997,"rho":-0.461,"theo":18.3667,"change":-4.03,"open":14.47,"high":14.47,"low":14.47,"tick":"down","last_trade_price":14.47,"last_trade_time":"2026-02-18T11:22:11","percent_change":-21.7838,"prev_day_close":16.4499998092651},{"option":"SPXW260331C05925000","bid":959.8,"bid_size":3.0,"ask":968.3,"ask_size":3.0,"iv":0.2998,"open_interest":125.0,"volume":0.0,"delta":0.938,"gamma":0.0002,"vega":2.8477,"theta":-0.7477,"rho":5.8369,"theo":963.7418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1041.5,"last_trade_time":"2025-12-30T10:36:06","percent_change":0.0,"prev_day_close":982.200012207031},{"option":"SPXW260331P05925000","bid":18.3,"bid_size":89.0,"ask":18.8,"ask_size":72.0,"iv":0.2987,"open_interest":306.0,"volume":0.0,"delta":-0.062,"gamma":0.0002,"vega":2.8477,"theta":-1.0027,"rho":-0.4657,"theo":18.5434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.6,"last_trade_time":"2026-02-17T14:31:50","percent_change":0.0,"prev_day_close":16.5500001907349},{"option":"SPXW260331C05930000","bid":955.1,"bid_size":3.0,"ask":963.5,"ask_size":3.0,"iv":0.2993,"open_interest":2.0,"volume":0.0,"delta":0.9373,"gamma":0.0002,"vega":2.8702,"theta":-0.7548,"rho":5.8375,"theo":958.9431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":657.99,"last_trade_time":"2025-08-04T09:30:05","percent_change":0.0,"prev_day_close":977.350006103516},{"option":"SPXW260331P05930000","bid":18.5,"bid_size":87.0,"ask":19.0,"ask_size":71.0,"iv":0.2981,"open_interest":147.0,"volume":0.0,"delta":-0.0626,"gamma":0.0002,"vega":2.8702,"theta":-1.0084,"rho":-0.4704,"theo":18.7223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.7,"last_trade_time":"2026-02-17T14:32:42","percent_change":0.0,"prev_day_close":16.75},{"option":"SPXW260331C05940000","bid":945.5,"bid_size":3.0,"ask":953.9,"ask_size":3.0,"iv":0.2978,"open_interest":0.0,"volume":0.0,"delta":0.936,"gamma":0.0002,"vega":2.9158,"theta":-0.7691,"rho":5.8384,"theo":949.3526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":967.75},{"option":"SPXW260331P05940000","bid":18.9,"bid_size":14.0,"ask":19.4,"ask_size":71.0,"iv":0.2968,"open_interest":32.0,"volume":0.0,"delta":-0.0639,"gamma":0.0002,"vega":2.9158,"theta":-1.0201,"rho":-0.4802,"theo":19.087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.6,"last_trade_time":"2026-02-10T15:44:11","percent_change":0.0,"prev_day_close":17.0500001907349},{"option":"SPXW260331C05950000","bid":935.8,"bid_size":3.0,"ask":943.6,"ask_size":3.0,"iv":0.295,"open_interest":156.0,"volume":0.0,"delta":0.9347,"gamma":0.0002,"vega":2.9624,"theta":-0.7836,"rho":5.839,"theo":939.7714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":934.94,"last_trade_time":"2026-02-13T11:00:04","percent_change":0.0,"prev_day_close":958.950012207031},{"option":"SPXW260331P05950000","bid":19.2,"bid_size":86.0,"ask":19.7,"ask_size":69.0,"iv":0.2952,"open_interest":799.0,"volume":71.0,"delta":-0.0652,"gamma":0.0002,"vega":2.9624,"theta":-1.0319,"rho":-0.4902,"theo":19.4611,"change":-4.34,"open":15.3,"high":15.3,"low":15.0,"tick":"down","last_trade_price":15.26,"last_trade_time":"2026-02-18T11:22:02","percent_change":-22.1429,"prev_day_close":17.3999996185303},{"option":"SPXW260331C05960000","bid":926.2,"bid_size":3.0,"ask":934.7,"ask_size":3.0,"iv":0.2947,"open_interest":4.0,"volume":0.0,"delta":0.9334,"gamma":0.0002,"vega":3.0098,"theta":-0.7982,"rho":5.8394,"theo":930.1999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":704.7,"last_trade_time":"2025-08-08T10:15:15","percent_change":0.0,"prev_day_close":948.75},{"option":"SPXW260331P05960000","bid":19.6,"bid_size":85.0,"ask":20.1,"ask_size":68.0,"iv":0.2939,"open_interest":45.0,"volume":0.0,"delta":-0.0665,"gamma":0.0002,"vega":3.0098,"theta":-1.0438,"rho":-0.5004,"theo":19.8448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":25.8,"last_trade_time":"2026-02-13T10:22:18","percent_change":0.0,"prev_day_close":17.75},{"option":"SPXW260331C05970000","bid":916.7,"bid_size":3.0,"ask":925.1,"ask_size":3.0,"iv":0.2934,"open_interest":0.0,"volume":0.0,"delta":0.932,"gamma":0.0002,"vega":3.0579,"theta":-0.813,"rho":5.8394,"theo":920.6383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.899993896484},{"option":"SPXW260331P05970000","bid":20.0,"bid_size":83.0,"ask":20.5,"ask_size":67.0,"iv":0.2925,"open_interest":22.0,"volume":5.0,"delta":-0.0679,"gamma":0.0002,"vega":3.0579,"theta":-1.0559,"rho":-0.511,"theo":20.2384,"change":-0.67,"open":16.25,"high":19.73,"low":16.25,"tick":"no_change","last_trade_price":19.73,"last_trade_time":"2026-02-18T15:16:53","percent_change":-3.28432,"prev_day_close":18.0500001907349},{"option":"SPXW260331C05975000","bid":912.4,"bid_size":3.0,"ask":920.4,"ask_size":3.0,"iv":0.2936,"open_interest":165.0,"volume":0.0,"delta":0.9313,"gamma":0.0002,"vega":3.0822,"theta":-0.8205,"rho":5.8394,"theo":915.8613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":910.46,"last_trade_time":"2026-02-05T09:35:48","percent_change":0.0,"prev_day_close":934.100006103516},{"option":"SPXW260331P05975000","bid":20.2,"bid_size":80.0,"ask":20.7,"ask_size":67.0,"iv":0.2918,"open_interest":603.0,"volume":6.0,"delta":-0.0686,"gamma":0.0002,"vega":3.0822,"theta":-1.0621,"rho":-0.5164,"theo":20.4391,"change":-0.8,"open":16.4,"high":19.8,"low":15.5,"tick":"no_change","last_trade_price":19.8,"last_trade_time":"2026-02-18T15:20:55","percent_change":-3.88349,"prev_day_close":18.25},{"option":"SPXW260331C05980000","bid":907.8,"bid_size":3.0,"ask":915.3,"ask_size":3.0,"iv":0.2926,"open_interest":2.0,"volume":0.0,"delta":0.9306,"gamma":0.0002,"vega":3.1067,"theta":-0.828,"rho":5.8392,"theo":911.0869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":927.25,"last_trade_time":"2025-10-20T10:36:22","percent_change":0.0,"prev_day_close":929.300018310547},{"option":"SPXW260331P05980000","bid":20.4,"bid_size":78.0,"ask":20.9,"ask_size":65.0,"iv":0.2911,"open_interest":111.0,"volume":0.0,"delta":-0.0693,"gamma":0.0002,"vega":3.1067,"theta":-1.0682,"rho":-0.5218,"theo":20.6423,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.32,"last_trade_time":"2026-02-17T10:48:32","percent_change":0.0,"prev_day_close":18.4499998092651},{"option":"SPXW260331C05990000","bid":897.6,"bid_size":3.0,"ask":906.0,"ask_size":3.0,"iv":0.2906,"open_interest":0.0,"volume":0.0,"delta":0.9291,"gamma":0.0002,"vega":3.1562,"theta":-0.843,"rho":5.8388,"theo":901.5459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":863.4,"last_trade_time":"2026-02-17T12:53:11","percent_change":0.0,"prev_day_close":919.75},{"option":"SPXW260331P05990000","bid":20.8,"bid_size":78.0,"ask":21.3,"ask_size":65.0,"iv":0.2897,"open_interest":49.0,"volume":0.0,"delta":-0.0708,"gamma":0.0002,"vega":3.1562,"theta":-1.0806,"rho":-0.533,"theo":21.0565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.07,"last_trade_time":"2026-02-17T12:50:58","percent_change":0.0,"prev_day_close":18.8500003814697},{"option":"SPXW260331C06000000","bid":890.5,"bid_size":15.0,"ask":894.0,"ask_size":15.0,"iv":0.2892,"open_interest":14186.0,"volume":0.0,"delta":0.9277,"gamma":0.0002,"vega":3.2062,"theta":-0.8583,"rho":5.838,"theo":892.0156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":895.46,"last_trade_time":"2026-02-17T13:46:34","percent_change":0.0,"prev_day_close":910.149993896484},{"option":"SPXW260331P06000000","bid":21.2,"bid_size":103.0,"ask":21.8,"ask_size":90.0,"iv":0.2885,"open_interest":17720.0,"volume":1170.0,"delta":-0.0723,"gamma":0.0002,"vega":3.2062,"theta":-1.0932,"rho":-0.5443,"theo":21.4815,"change":-2.24,"open":20.0,"high":20.6,"low":16.2,"tick":"up","last_trade_price":19.36,"last_trade_time":"2026-02-18T16:10:02","percent_change":-10.3704,"prev_day_close":19.1999998092651},{"option":"SPXW260331C06010000","bid":878.7,"bid_size":3.0,"ask":886.3,"ask_size":3.0,"iv":0.2871,"open_interest":5.0,"volume":0.0,"delta":0.9261,"gamma":0.0002,"vega":3.2569,"theta":-0.8737,"rho":5.837,"theo":882.4962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":887.13,"last_trade_time":"2026-02-13T11:08:23","percent_change":0.0,"prev_day_close":900.700012207031},{"option":"SPXW260331P06010000","bid":21.6,"bid_size":75.0,"ask":22.2,"ask_size":62.0,"iv":0.2872,"open_interest":52.0,"volume":6.0,"delta":-0.0738,"gamma":0.0002,"vega":3.2569,"theta":-1.1059,"rho":-0.5559,"theo":21.9173,"change":-2.48,"open":16.7,"high":21.3,"low":16.7,"tick":"no_change","last_trade_price":21.3,"last_trade_time":"2026-02-18T14:58:15","percent_change":-11.2727,"prev_day_close":19.5500001907349},{"option":"SPXW260331C06020000","bid":869.4,"bid_size":3.0,"ask":877.1,"ask_size":3.0,"iv":0.2865,"open_interest":2.0,"volume":0.0,"delta":0.9246,"gamma":0.0002,"vega":3.3081,"theta":-0.8893,"rho":5.8358,"theo":872.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":968.24,"last_trade_time":"2026-01-08T15:46:08","percent_change":0.0,"prev_day_close":891.049987792969},{"option":"SPXW260331P06020000","bid":22.1,"bid_size":74.0,"ask":22.6,"ask_size":61.0,"iv":0.2856,"open_interest":55.0,"volume":1.0,"delta":-0.0753,"gamma":0.0002,"vega":3.3081,"theta":-1.1188,"rho":-0.5678,"theo":22.3643,"change":-2.33,"open":20.12,"high":20.12,"low":20.12,"tick":"down","last_trade_price":20.12,"last_trade_time":"2026-02-18T14:31:40","percent_change":-10.3786,"prev_day_close":19.9499998092651},{"option":"SPXW260331C06025000","bid":864.8,"bid_size":3.0,"ask":872.0,"ask_size":3.0,"iv":0.2855,"open_interest":340.0,"volume":0.0,"delta":0.9238,"gamma":0.0002,"vega":3.334,"theta":-0.8971,"rho":5.8352,"theo":868.238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":955.6,"last_trade_time":"2025-12-30T14:39:39","percent_change":0.0,"prev_day_close":886.450012207031},{"option":"SPXW260331P06025000","bid":22.3,"bid_size":74.0,"ask":22.9,"ask_size":61.0,"iv":0.2851,"open_interest":211.0,"volume":15.0,"delta":-0.0761,"gamma":0.0002,"vega":3.334,"theta":-1.1252,"rho":-0.5738,"theo":22.592,"change":-2.82,"open":17.15,"high":21.4,"low":16.8,"tick":"up","last_trade_price":21.4,"last_trade_time":"2026-02-18T14:38:19","percent_change":-12.4229,"prev_day_close":20.1499996185303},{"option":"SPXW260331C06030000","bid":859.9,"bid_size":3.0,"ask":867.6,"ask_size":3.0,"iv":0.2852,"open_interest":11.0,"volume":0.0,"delta":0.923,"gamma":0.0002,"vega":3.36,"theta":-0.905,"rho":5.8344,"theo":863.491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":914.53,"last_trade_time":"2026-02-06T12:14:35","percent_change":0.0,"prev_day_close":881.450012207031},{"option":"SPXW260331P06030000","bid":22.5,"bid_size":74.0,"ask":23.1,"ask_size":61.0,"iv":0.2844,"open_interest":191.0,"volume":0.0,"delta":-0.0769,"gamma":0.0002,"vega":3.36,"theta":-1.1318,"rho":-0.5798,"theo":22.8225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.02,"last_trade_time":"2026-02-17T10:48:32","percent_change":0.0,"prev_day_close":20.3500003814697},{"option":"SPXW260331C06040000","bid":850.4,"bid_size":3.0,"ask":858.1,"ask_size":3.0,"iv":0.2838,"open_interest":2.0,"volume":0.0,"delta":0.9214,"gamma":0.0002,"vega":3.4127,"theta":-0.9208,"rho":5.8328,"theo":854.0055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":994.87,"last_trade_time":"2026-01-15T12:16:44","percent_change":0.0,"prev_day_close":872.150024414062},{"option":"SPXW260331P06040000","bid":23.0,"bid_size":73.0,"ask":23.6,"ask_size":60.0,"iv":0.283,"open_interest":116.0,"volume":2.0,"delta":-0.0786,"gamma":0.0002,"vega":3.4127,"theta":-1.1449,"rho":-0.5921,"theo":23.2923,"change":-0.9,"open":20.92,"high":22.5,"low":20.92,"tick":"up","last_trade_price":22.5,"last_trade_time":"2026-02-18T15:15:49","percent_change":-3.84616,"prev_day_close":20.75},{"option":"SPXW260331C06050000","bid":841.1,"bid_size":3.0,"ask":848.9,"ask_size":3.0,"iv":0.2831,"open_interest":281.0,"volume":0.0,"delta":0.9197,"gamma":0.0002,"vega":3.4661,"theta":-0.9368,"rho":5.8309,"theo":844.5318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":933.8,"last_trade_time":"2025-12-30T14:30:35","percent_change":0.0,"prev_day_close":862.399993896484},{"option":"SPXW260331P06050000","bid":23.5,"bid_size":71.0,"ask":24.0,"ask_size":58.0,"iv":0.2816,"open_interest":824.0,"volume":2.0,"delta":-0.0802,"gamma":0.0002,"vega":3.4661,"theta":-1.1582,"rho":-0.6046,"theo":23.7738,"change":-0.7,"open":18.49,"high":23.1,"low":18.49,"tick":"up","last_trade_price":23.1,"last_trade_time":"2026-02-18T15:16:48","percent_change":-2.94118,"prev_day_close":21.25},{"option":"SPXW260331C06060000","bid":831.2,"bid_size":3.0,"ask":839.4,"ask_size":3.0,"iv":0.281,"open_interest":7.0,"volume":0.0,"delta":0.918,"gamma":0.0002,"vega":3.5205,"theta":-0.9529,"rho":5.8287,"theo":835.07,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":975.87,"last_trade_time":"2026-01-15T12:16:44","percent_change":0.0,"prev_day_close":852.850006103516},{"option":"SPXW260331P06060000","bid":24.0,"bid_size":40.0,"ask":24.5,"ask_size":58.0,"iv":0.2803,"open_interest":118.0,"volume":5.0,"delta":-0.082,"gamma":0.0002,"vega":3.5205,"theta":-1.1716,"rho":-0.6174,"theo":24.2672,"change":-1.8,"open":22.3,"high":23.5,"low":22.3,"tick":"no_change","last_trade_price":22.5,"last_trade_time":"2026-02-18T15:32:27","percent_change":-7.40741,"prev_day_close":21.6499996185303},{"option":"SPXW260331C06070000","bid":821.7,"bid_size":3.0,"ask":829.3,"ask_size":3.0,"iv":0.2787,"open_interest":23.0,"volume":0.0,"delta":0.9162,"gamma":0.0002,"vega":3.576,"theta":-0.9691,"rho":5.8262,"theo":825.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":636.42,"last_trade_time":"2025-07-30T13:24:58","percent_change":0.0,"prev_day_close":843.300018310547},{"option":"SPXW260331P06070000","bid":24.5,"bid_size":12.0,"ask":25.1,"ask_size":51.0,"iv":0.2791,"open_interest":52.0,"volume":2.0,"delta":-0.0837,"gamma":0.0002,"vega":3.576,"theta":-1.1852,"rho":-0.6306,"theo":24.7729,"change":-2.4,"open":20.48,"high":22.4,"low":20.48,"tick":"up","last_trade_price":22.4,"last_trade_time":"2026-02-18T15:37:35","percent_change":-9.67742,"prev_day_close":22.0999994277954},{"option":"SPXW260331C06075000","bid":817.0,"bid_size":3.0,"ask":824.5,"ask_size":3.0,"iv":0.2779,"open_interest":138.0,"volume":0.0,"delta":0.9153,"gamma":0.0002,"vega":3.6041,"theta":-0.9773,"rho":5.8248,"theo":820.9003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":918.78,"last_trade_time":"2026-01-30T10:56:38","percent_change":0.0,"prev_day_close":839.0},{"option":"SPXW260331P06075000","bid":24.7,"bid_size":56.0,"ask":25.3,"ask_size":45.0,"iv":0.2784,"open_interest":2140.0,"volume":5.0,"delta":-0.0846,"gamma":0.0002,"vega":3.6041,"theta":-1.192,"rho":-0.6372,"theo":25.0304,"change":-2.45,"open":23.7,"high":23.7,"low":22.6,"tick":"down","last_trade_price":22.6,"last_trade_time":"2026-02-18T15:38:02","percent_change":-9.78044,"prev_day_close":22.3500003814697},{"option":"SPXW260331C06080000","bid":812.6,"bid_size":3.0,"ask":819.8,"ask_size":3.0,"iv":0.2777,"open_interest":13.0,"volume":0.0,"delta":0.9144,"gamma":0.0002,"vega":3.6325,"theta":-0.9855,"rho":5.8234,"theo":816.1833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":790.59,"last_trade_time":"2026-02-17T09:47:19","percent_change":0.0,"prev_day_close":834.049987792969},{"option":"SPXW260331P06080000","bid":25.0,"bid_size":41.0,"ask":25.6,"ask_size":51.0,"iv":0.2777,"open_interest":30.0,"volume":2.0,"delta":-0.0855,"gamma":0.0002,"vega":3.6325,"theta":-1.1989,"rho":-0.644,"theo":25.291,"change":-2.5,"open":22.8,"high":22.8,"low":22.8,"tick":"no_change","last_trade_price":22.8,"last_trade_time":"2026-02-18T15:37:57","percent_change":-9.88142,"prev_day_close":22.5500001907349},{"option":"SPXW260331C06090000","bid":802.8,"bid_size":3.0,"ask":810.4,"ask_size":3.0,"iv":0.2759,"open_interest":23.0,"volume":0.0,"delta":0.9126,"gamma":0.0002,"vega":3.6901,"theta":-1.002,"rho":5.8202,"theo":806.759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":891.31,"last_trade_time":"2025-12-30T12:02:07","percent_change":0.0,"prev_day_close":824.25},{"option":"SPXW260331P06090000","bid":25.5,"bid_size":41.0,"ask":26.1,"ask_size":49.0,"iv":0.2764,"open_interest":114.0,"volume":9.0,"delta":-0.0873,"gamma":0.0002,"vega":3.6901,"theta":-1.2127,"rho":-0.6579,"theo":25.8219,"change":-2.4,"open":21.33,"high":23.9,"low":21.33,"tick":"down","last_trade_price":23.4,"last_trade_time":"2026-02-18T15:37:22","percent_change":-9.30233,"prev_day_close":23.0500001907349},{"option":"SPXW260331C06100000","bid":793.4,"bid_size":3.0,"ask":800.9,"ask_size":3.0,"iv":0.2745,"open_interest":362.0,"volume":0.0,"delta":0.9107,"gamma":0.0003,"vega":3.7488,"theta":-1.0186,"rho":5.8165,"theo":797.3478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":786.15,"last_trade_time":"2026-01-20T14:25:39","percent_change":0.0,"prev_day_close":814.850006103516},{"option":"SPXW260331P06100000","bid":26.0,"bid_size":75.0,"ask":26.6,"ask_size":43.0,"iv":0.2748,"open_interest":2747.0,"volume":154.0,"delta":-0.0892,"gamma":0.0003,"vega":3.7488,"theta":-1.2266,"rho":-0.6721,"theo":26.366,"change":-1.3,"open":24.9,"high":25.05,"low":19.76,"tick":"no_change","last_trade_price":25.05,"last_trade_time":"2026-02-18T15:16:08","percent_change":-4.93359,"prev_day_close":23.5500001907349},{"option":"SPXW260331C06110000","bid":784.0,"bid_size":3.0,"ask":791.5,"ask_size":3.0,"iv":0.2732,"open_interest":16.0,"volume":0.0,"delta":0.9088,"gamma":0.0003,"vega":3.8087,"theta":-1.0353,"rho":5.8125,"theo":787.9502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":859.43,"last_trade_time":"2025-11-10T10:45:01","percent_change":0.0,"prev_day_close":805.400024414062},{"option":"SPXW260331P06110000","bid":26.6,"bid_size":40.0,"ask":27.2,"ask_size":48.0,"iv":0.2738,"open_interest":196.0,"volume":1.0,"delta":-0.0912,"gamma":0.0003,"vega":3.8087,"theta":-1.2407,"rho":-0.6868,"theo":26.9236,"change":-2.5,"open":24.4,"high":24.4,"low":24.4,"tick":"down","last_trade_price":24.4,"last_trade_time":"2026-02-18T15:37:26","percent_change":-9.29368,"prev_day_close":24.0},{"option":"SPXW260331C06120000","bid":775.0,"bid_size":3.0,"ask":782.1,"ask_size":3.0,"iv":0.2723,"open_interest":25.0,"volume":0.0,"delta":0.9068,"gamma":0.0003,"vega":3.8694,"theta":-1.0522,"rho":5.808,"theo":778.5664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":782.24,"last_trade_time":"2026-02-13T11:06:14","percent_change":0.0,"prev_day_close":796.0},{"option":"SPXW260331P06120000","bid":27.1,"bid_size":59.0,"ask":27.8,"ask_size":47.0,"iv":0.2723,"open_interest":109.0,"volume":7.0,"delta":-0.0931,"gamma":0.0003,"vega":3.8694,"theta":-1.2548,"rho":-0.7019,"theo":27.4951,"change":-0.9,"open":26.07,"high":26.5,"low":21.9,"tick":"up","last_trade_price":26.5,"last_trade_time":"2026-02-18T15:22:46","percent_change":-3.28467,"prev_day_close":24.5},{"option":"SPXW260331C06125000","bid":770.1,"bid_size":3.0,"ask":777.6,"ask_size":3.0,"iv":0.2716,"open_interest":134.0,"volume":0.0,"delta":0.9058,"gamma":0.0003,"vega":3.9001,"theta":-1.0606,"rho":5.8056,"theo":773.8799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":862.0,"last_trade_time":"2025-12-30T14:07:48","percent_change":0.0,"prev_day_close":791.100006103516},{"option":"SPXW260331P06125000","bid":27.4,"bid_size":58.0,"ask":28.1,"ask_size":46.0,"iv":0.2716,"open_interest":230.0,"volume":4.0,"delta":-0.0941,"gamma":0.0003,"vega":3.9001,"theta":-1.2619,"rho":-0.7096,"theo":27.7862,"change":-3.13,"open":22.1,"high":23.8,"low":22.1,"tick":"up","last_trade_price":23.8,"last_trade_time":"2026-02-18T14:26:11","percent_change":-11.2996,"prev_day_close":24.8000001907349},{"option":"SPXW260331C06130000","bid":765.3,"bid_size":3.0,"ask":772.8,"ask_size":3.0,"iv":0.2707,"open_interest":4.0,"volume":0.0,"delta":0.9048,"gamma":0.0003,"vega":3.931,"theta":-1.0691,"rho":5.8031,"theo":769.1969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":842.3,"last_trade_time":"2025-11-28T09:49:46","percent_change":0.0,"prev_day_close":786.5},{"option":"SPXW260331P06130000","bid":27.7,"bid_size":57.0,"ask":28.4,"ask_size":46.0,"iv":0.271,"open_interest":489.0,"volume":2.0,"delta":-0.0951,"gamma":0.0003,"vega":3.931,"theta":-1.2691,"rho":-0.7174,"theo":28.0808,"change":-2.55,"open":22.3,"high":25.45,"low":22.3,"tick":"up","last_trade_price":25.45,"last_trade_time":"2026-02-18T14:48:15","percent_change":-9.10714,"prev_day_close":25.0},{"option":"SPXW260331C06140000","bid":755.9,"bid_size":3.0,"ask":763.4,"ask_size":3.0,"iv":0.2692,"open_interest":4.0,"volume":0.0,"delta":0.9027,"gamma":0.0003,"vega":3.9933,"theta":-1.0862,"rho":5.7978,"theo":759.842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":902.59,"last_trade_time":"2025-10-27T15:30:56","percent_change":0.0,"prev_day_close":777.0},{"option":"SPXW260331P06140000","bid":28.3,"bid_size":38.0,"ask":29.0,"ask_size":46.0,"iv":0.2697,"open_interest":354.0,"volume":11.0,"delta":-0.0972,"gamma":0.0003,"vega":3.9933,"theta":-1.2835,"rho":-0.7333,"theo":28.6812,"change":-6.6,"open":25.3,"high":25.3,"low":21.8,"tick":"no_change","last_trade_price":22.0,"last_trade_time":"2026-02-18T13:23:26","percent_change":-23.0769,"prev_day_close":25.5999994277954},{"option":"SPXW260331C06150000","bid":746.6,"bid_size":3.0,"ask":754.0,"ask_size":3.0,"iv":0.2679,"open_interest":147.0,"volume":0.0,"delta":0.9006,"gamma":0.0003,"vega":4.0562,"theta":-1.1033,"rho":5.7922,"theo":750.5021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":883.23,"last_trade_time":"2026-01-09T12:18:56","percent_change":0.0,"prev_day_close":768.100006103516},{"option":"SPXW260331P06150000","bid":28.9,"bid_size":70.0,"ask":29.5,"ask_size":40.0,"iv":0.2682,"open_interest":5071.0,"volume":3027.0,"delta":-0.0993,"gamma":0.0003,"vega":4.0562,"theta":-1.2979,"rho":-0.7496,"theo":29.2964,"change":-1.0,"open":22.45,"high":28.2,"low":22.1,"tick":"up","last_trade_price":28.2,"last_trade_time":"2026-02-18T15:22:43","percent_change":-3.42466,"prev_day_close":26.0999994277954},{"option":"SPXW260331C06155000","bid":740.1,"bid_size":2.0,"ask":751.6,"ask_size":2.0,"iv":0.2678,"open_interest":0.0,"volume":0.0,"delta":0.8995,"gamma":0.0003,"vega":4.0879,"theta":-1.1119,"rho":5.7892,"theo":745.8378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.0},{"option":"SPXW260331P06155000","bid":29.2,"bid_size":30.0,"ask":29.9,"ask_size":18.0,"iv":0.2676,"open_interest":35.0,"volume":0.0,"delta":-0.1004,"gamma":0.0003,"vega":4.0879,"theta":-1.3052,"rho":-0.7579,"theo":29.6098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":41.3,"last_trade_time":"2026-02-17T09:59:09","percent_change":0.0,"prev_day_close":26.4000005722046},{"option":"SPXW260331C06160000","bid":737.4,"bid_size":3.0,"ask":744.8,"ask_size":3.0,"iv":0.2669,"open_interest":3.0,"volume":0.0,"delta":0.8984,"gamma":0.0003,"vega":4.1196,"theta":-1.1206,"rho":5.7861,"theo":741.1773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":766.23,"last_trade_time":"2026-01-02T11:00:38","percent_change":0.0,"prev_day_close":758.25},{"option":"SPXW260331P06160000","bid":29.5,"bid_size":54.0,"ask":30.2,"ask_size":43.0,"iv":0.2669,"open_interest":120.0,"volume":4.0,"delta":-0.1015,"gamma":0.0003,"vega":4.1196,"theta":-1.3125,"rho":-0.7663,"theo":29.9269,"change":-0.75,"open":25.7,"high":29.05,"low":25.7,"tick":"up","last_trade_price":29.05,"last_trade_time":"2026-02-18T14:57:47","percent_change":-2.51678,"prev_day_close":26.6999998092651},{"option":"SPXW260331C06165000","bid":730.8,"bid_size":2.0,"ask":742.3,"ask_size":2.0,"iv":0.2665,"open_interest":1.0,"volume":0.0,"delta":0.8973,"gamma":0.0003,"vega":4.1515,"theta":-1.1292,"rho":5.783,"theo":736.5207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":761.68,"last_trade_time":"2026-01-02T11:00:38","percent_change":0.0,"prev_day_close":754.399993896484},{"option":"SPXW260331P06165000","bid":29.9,"bid_size":11.0,"ask":30.5,"ask_size":18.0,"iv":0.2664,"open_interest":55.0,"volume":0.0,"delta":-0.1026,"gamma":0.0003,"vega":4.1515,"theta":-1.3198,"rho":-0.7747,"theo":30.2479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":32.47,"last_trade_time":"2026-02-17T11:53:17","percent_change":0.0,"prev_day_close":26.9000005722046},{"option":"SPXW260331C06170000","bid":728.0,"bid_size":3.0,"ask":735.3,"ask_size":3.0,"iv":0.2652,"open_interest":0.0,"volume":0.0,"delta":0.8962,"gamma":0.0003,"vega":4.1835,"theta":-1.1379,"rho":5.7798,"theo":731.868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":748.899993896484},{"option":"SPXW260331P06170000","bid":30.2,"bid_size":11.0,"ask":30.9,"ask_size":43.0,"iv":0.2657,"open_interest":40.0,"volume":0.0,"delta":-0.1037,"gamma":0.0003,"vega":4.1835,"theta":-1.3271,"rho":-0.7832,"theo":30.5728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.33,"last_trade_time":"2026-02-17T13:08:02","percent_change":0.0,"prev_day_close":27.1999998092651},{"option":"SPXW260331C06175000","bid":723.8,"bid_size":3.0,"ask":730.6,"ask_size":3.0,"iv":0.2651,"open_interest":151.0,"volume":0.0,"delta":0.8951,"gamma":0.0003,"vega":4.2157,"theta":-1.1466,"rho":5.7765,"theo":727.2192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":711.07,"last_trade_time":"2025-10-13T10:14:43","percent_change":0.0,"prev_day_close":744.25},{"option":"SPXW260331P06175000","bid":30.5,"bid_size":50.0,"ask":31.1,"ask_size":39.0,"iv":0.2649,"open_interest":2132.0,"volume":4.0,"delta":-0.1048,"gamma":0.0003,"vega":4.2157,"theta":-1.3345,"rho":-0.7918,"theo":30.9017,"change":-4.35,"open":29.13,"high":29.13,"low":26.4,"tick":"down","last_trade_price":26.4,"last_trade_time":"2026-02-18T14:25:55","percent_change":-14.1463,"prev_day_close":27.5},{"option":"SPXW260331C06180000","bid":719.2,"bid_size":3.0,"ask":726.5,"ask_size":3.0,"iv":0.2651,"open_interest":0.0,"volume":0.0,"delta":0.8939,"gamma":0.0003,"vega":4.248,"theta":-1.1553,"rho":5.7732,"theo":722.5744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":836.33,"last_trade_time":"2025-11-10T15:47:43","percent_change":0.0,"prev_day_close":739.549987792969},{"option":"SPXW260331P06180000","bid":30.8,"bid_size":53.0,"ask":31.5,"ask_size":42.0,"iv":0.2643,"open_interest":140.0,"volume":7.0,"delta":-0.106,"gamma":0.0003,"vega":4.248,"theta":-1.3418,"rho":-0.8005,"theo":31.2345,"change":-2.85,"open":24.9,"high":28.25,"low":24.9,"tick":"up","last_trade_price":28.25,"last_trade_time":"2026-02-18T14:48:15","percent_change":-9.16399,"prev_day_close":27.8000001907349},{"option":"SPXW260331C06185000","bid":712.2,"bid_size":2.0,"ask":723.7,"ask_size":2.0,"iv":0.2639,"open_interest":6.0,"volume":0.0,"delta":0.8928,"gamma":0.0003,"vega":4.2804,"theta":-1.164,"rho":5.7697,"theo":717.9336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":667.97,"last_trade_time":"2026-02-17T09:56:24","percent_change":0.0,"prev_day_close":735.650024414062},{"option":"SPXW260331P06185000","bid":31.2,"bid_size":11.0,"ask":31.9,"ask_size":18.0,"iv":0.2638,"open_interest":47.0,"volume":0.0,"delta":-0.1071,"gamma":0.0003,"vega":4.2804,"theta":-1.3492,"rho":-0.8092,"theo":31.5712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.9,"last_trade_time":"2026-02-17T09:59:09","percent_change":0.0,"prev_day_close":28.0999994277954},{"option":"SPXW260331C06190000","bid":709.4,"bid_size":3.0,"ask":717.2,"ask_size":3.0,"iv":0.2632,"open_interest":1.0,"volume":0.0,"delta":0.8916,"gamma":0.0003,"vega":4.313,"theta":-1.1728,"rho":5.7662,"theo":713.2967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":567.85,"last_trade_time":"2025-08-12T13:55:37","percent_change":0.0,"prev_day_close":730.199981689453},{"option":"SPXW260331P06190000","bid":31.5,"bid_size":34.0,"ask":32.2,"ask_size":40.0,"iv":0.263,"open_interest":506.0,"volume":0.0,"delta":-0.1083,"gamma":0.0003,"vega":4.313,"theta":-1.3566,"rho":-0.8181,"theo":31.912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.57,"last_trade_time":"2026-02-17T10:18:59","percent_change":0.0,"prev_day_close":28.4000005722046},{"option":"SPXW260331C06195000","bid":703.2,"bid_size":2.0,"ask":714.4,"ask_size":2.0,"iv":0.2625,"open_interest":5.0,"volume":0.0,"delta":0.8904,"gamma":0.0003,"vega":4.3458,"theta":-1.1816,"rho":5.7626,"theo":708.6639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":658.67,"last_trade_time":"2026-02-17T09:56:24","percent_change":0.0,"prev_day_close":726.299987792969},{"option":"SPXW260331P06195000","bid":31.8,"bid_size":28.0,"ask":32.5,"ask_size":17.0,"iv":0.2622,"open_interest":43.0,"volume":2.0,"delta":-0.1095,"gamma":0.0003,"vega":4.3458,"theta":-1.364,"rho":-0.827,"theo":32.2568,"change":-2.26,"open":29.84,"high":29.84,"low":29.84,"tick":"down","last_trade_price":29.84,"last_trade_time":"2026-02-18T09:45:10","percent_change":-7.0405,"prev_day_close":28.6999998092651},{"option":"SPXW260331C06200000","bid":702.5,"bid_size":15.0,"ask":705.7,"ask_size":15.0,"iv":0.262,"open_interest":931.0,"volume":0.0,"delta":0.8892,"gamma":0.0003,"vega":4.3788,"theta":-1.1903,"rho":5.759,"theo":704.0352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":750.87,"last_trade_time":"2026-01-29T10:55:03","percent_change":0.0,"prev_day_close":720.850006103516},{"option":"SPXW260331P06200000","bid":32.2,"bid_size":23.0,"ask":32.9,"ask_size":55.0,"iv":0.2617,"open_interest":3504.0,"volume":61.0,"delta":-0.1107,"gamma":0.0003,"vega":4.3788,"theta":-1.3715,"rho":-0.836,"theo":32.6057,"change":-3.23,"open":30.55,"high":31.6,"low":24.45,"tick":"up","last_trade_price":29.17,"last_trade_time":"2026-02-18T16:10:02","percent_change":-9.96913,"prev_day_close":29.0},{"option":"SPXW260331C06205000","bid":693.8,"bid_size":2.0,"ask":705.3,"ask_size":2.0,"iv":0.2615,"open_interest":0.0,"volume":0.0,"delta":0.888,"gamma":0.0003,"vega":4.4121,"theta":-1.1991,"rho":5.7552,"theo":699.4105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":717.0},{"option":"SPXW260331P06205000","bid":32.5,"bid_size":11.0,"ask":33.2,"ask_size":17.0,"iv":0.2609,"open_interest":40.0,"volume":0.0,"delta":-0.1119,"gamma":0.0003,"vega":4.4121,"theta":-1.3789,"rho":-0.845,"theo":32.9587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.7,"last_trade_time":"2026-02-17T09:59:09","percent_change":0.0,"prev_day_close":29.3500003814697},{"option":"SPXW260331C06210000","bid":691.0,"bid_size":3.0,"ask":698.2,"ask_size":3.0,"iv":0.2601,"open_interest":0.0,"volume":0.0,"delta":0.8868,"gamma":0.0003,"vega":4.4455,"theta":-1.2079,"rho":5.7514,"theo":694.79,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.5},{"option":"SPXW260331P06210000","bid":32.9,"bid_size":11.0,"ask":33.6,"ask_size":38.0,"iv":0.2604,"open_interest":275.0,"volume":1.0,"delta":-0.1131,"gamma":0.0003,"vega":4.4455,"theta":-1.3864,"rho":-0.8542,"theo":33.3158,"change":-7.82,"open":25.28,"high":25.28,"low":25.28,"tick":"down","last_trade_price":25.28,"last_trade_time":"2026-02-18T11:11:13","percent_change":-23.6254,"prev_day_close":29.6999998092651},{"option":"SPXW260331C06215000","bid":684.7,"bid_size":2.0,"ask":695.9,"ask_size":2.0,"iv":0.2598,"open_interest":0.0,"volume":0.0,"delta":0.8856,"gamma":0.0003,"vega":4.4793,"theta":-1.2168,"rho":5.7474,"theo":690.1737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":707.700012207031},{"option":"SPXW260331P06215000","bid":33.2,"bid_size":27.0,"ask":33.9,"ask_size":16.0,"iv":0.2597,"open_interest":35.0,"volume":0.0,"delta":-0.1144,"gamma":0.0003,"vega":4.4793,"theta":-1.3939,"rho":-0.8635,"theo":33.6771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.8,"last_trade_time":"2026-02-13T14:42:42","percent_change":0.0,"prev_day_close":30.0},{"option":"SPXW260331C06220000","bid":682.2,"bid_size":3.0,"ask":689.4,"ask_size":3.0,"iv":0.2598,"open_interest":1.0,"volume":0.0,"delta":0.8843,"gamma":0.0003,"vega":4.5133,"theta":-1.2256,"rho":5.7433,"theo":685.5616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":642.36,"last_trade_time":"2025-11-18T12:03:03","percent_change":0.0,"prev_day_close":702.199981689453},{"option":"SPXW260331P06220000","bid":33.7,"bid_size":11.0,"ask":34.3,"ask_size":53.0,"iv":0.2591,"open_interest":1002.0,"volume":7.0,"delta":-0.1156,"gamma":0.0003,"vega":4.5133,"theta":-1.4014,"rho":-0.8729,"theo":34.0426,"change":-1.8,"open":25.45,"high":32.0,"low":25.45,"tick":"no_change","last_trade_price":32.0,"last_trade_time":"2026-02-18T14:55:25","percent_change":-5.32544,"prev_day_close":30.3500003814697},{"option":"SPXW260331C06225000","bid":677.2,"bid_size":3.0,"ask":684.3,"ask_size":3.0,"iv":0.2581,"open_interest":149.0,"volume":0.0,"delta":0.883,"gamma":0.0003,"vega":4.5476,"theta":-1.2344,"rho":5.7391,"theo":680.9537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":795.29,"last_trade_time":"2025-11-10T15:11:23","percent_change":0.0,"prev_day_close":697.600006103516},{"option":"SPXW260331P06225000","bid":34.0,"bid_size":11.0,"ask":34.7,"ask_size":37.0,"iv":0.2584,"open_interest":311.0,"volume":20.0,"delta":-0.1169,"gamma":0.0003,"vega":4.5476,"theta":-1.4089,"rho":-0.8824,"theo":34.4124,"change":-2.55,"open":29.2,"high":31.65,"low":28.43,"tick":"up","last_trade_price":31.65,"last_trade_time":"2026-02-18T14:50:26","percent_change":-7.45614,"prev_day_close":30.6499996185303},{"option":"SPXW260331C06230000","bid":672.6,"bid_size":3.0,"ask":679.7,"ask_size":3.0,"iv":0.2574,"open_interest":26.0,"volume":0.0,"delta":0.8818,"gamma":0.0003,"vega":4.5821,"theta":-1.2433,"rho":5.7348,"theo":676.3502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":681.38,"last_trade_time":"2026-02-13T11:08:23","percent_change":0.0,"prev_day_close":693.049987792969},{"option":"SPXW260331P06230000","bid":34.3,"bid_size":32.0,"ask":35.0,"ask_size":37.0,"iv":0.2577,"open_interest":76.0,"volume":7.0,"delta":-0.1182,"gamma":0.0003,"vega":4.5821,"theta":-1.4164,"rho":-0.892,"theo":34.7864,"change":-8.19,"open":27.75,"high":27.75,"low":26.36,"tick":"down","last_trade_price":26.36,"last_trade_time":"2026-02-18T11:03:24","percent_change":-23.7048,"prev_day_close":31.0},{"option":"SPXW260331C06235000","bid":666.0,"bid_size":2.0,"ask":677.5,"ask_size":2.0,"iv":0.2572,"open_interest":0.0,"volume":0.0,"delta":0.8805,"gamma":0.0003,"vega":4.617,"theta":-1.2521,"rho":5.7303,"theo":671.7511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":689.100006103516},{"option":"SPXW260331P06235000","bid":34.8,"bid_size":11.0,"ask":35.4,"ask_size":16.0,"iv":0.2571,"open_interest":13.0,"volume":0.0,"delta":-0.1194,"gamma":0.0003,"vega":4.617,"theta":-1.4239,"rho":-0.9018,"theo":35.1649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":48.6,"last_trade_time":"2026-02-17T09:59:09","percent_change":0.0,"prev_day_close":31.3000001907349},{"option":"SPXW260331C06240000","bid":663.8,"bid_size":3.0,"ask":670.5,"ask_size":3.0,"iv":0.2566,"open_interest":1.0,"volume":0.0,"delta":0.8792,"gamma":0.0003,"vega":4.6522,"theta":-1.261,"rho":5.7258,"theo":667.1563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":756.42,"last_trade_time":"2025-12-30T13:12:00","percent_change":0.0,"prev_day_close":683.649993896484},{"option":"SPXW260331P06240000","bid":35.1,"bid_size":11.0,"ask":35.8,"ask_size":37.0,"iv":0.2564,"open_interest":75.0,"volume":3.0,"delta":-0.1208,"gamma":0.0003,"vega":4.6522,"theta":-1.4314,"rho":-0.9117,"theo":35.5478,"change":-4.85,"open":26.8,"high":30.45,"low":26.6,"tick":"up","last_trade_price":30.45,"last_trade_time":"2026-02-18T15:58:07","percent_change":-13.7394,"prev_day_close":31.6499996185303},{"option":"SPXW260331C06245000","bid":656.8,"bid_size":2.0,"ask":668.3,"ask_size":2.0,"iv":0.2559,"open_interest":0.0,"volume":0.0,"delta":0.8778,"gamma":0.0004,"vega":4.6876,"theta":-1.2699,"rho":5.721,"theo":662.5661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.850006103516},{"option":"SPXW260331P06245000","bid":35.5,"bid_size":11.0,"ask":36.2,"ask_size":15.0,"iv":0.2557,"open_interest":31.0,"volume":0.0,"delta":-0.1221,"gamma":0.0004,"vega":4.6876,"theta":-1.4389,"rho":-0.9217,"theo":35.9352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":47.6,"last_trade_time":"2026-02-17T09:57:10","percent_change":0.0,"prev_day_close":32.0499992370606},{"option":"SPXW260331C06250000","bid":654.2,"bid_size":3.0,"ask":661.3,"ask_size":3.0,"iv":0.2548,"open_interest":57.0,"volume":0.0,"delta":0.8765,"gamma":0.0004,"vega":4.7234,"theta":-1.2787,"rho":5.7161,"theo":657.9804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":662.63,"last_trade_time":"2026-02-13T11:08:00","percent_change":0.0,"prev_day_close":674.399993896484},{"option":"SPXW260331P06250000","bid":35.9,"bid_size":21.0,"ask":36.6,"ask_size":50.0,"iv":0.2551,"open_interest":2804.0,"volume":38.0,"delta":-0.1234,"gamma":0.0004,"vega":4.7234,"theta":-1.4465,"rho":-0.932,"theo":36.3271,"change":-5.37,"open":28.78,"high":33.98,"low":27.52,"tick":"down","last_trade_price":30.73,"last_trade_time":"2026-02-18T15:54:27","percent_change":-14.8753,"prev_day_close":32.3999996185303},{"option":"SPXW260331C06255000","bid":647.9,"bid_size":2.0,"ask":659.1,"ask_size":2.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.8751,"gamma":0.0004,"vega":4.7593,"theta":-1.2876,"rho":5.7111,"theo":653.3994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":670.550018310547},{"option":"SPXW260331P06255000","bid":36.3,"bid_size":10.0,"ask":37.0,"ask_size":15.0,"iv":0.2544,"open_interest":132.0,"volume":1.0,"delta":-0.1248,"gamma":0.0004,"vega":4.7593,"theta":-1.454,"rho":-0.9423,"theo":36.7237,"change":-1.9,"open":34.6,"high":34.6,"low":34.6,"tick":"down","last_trade_price":34.6,"last_trade_time":"2026-02-18T14:55:33","percent_change":-5.20548,"prev_day_close":32.75},{"option":"SPXW260331C06260000","bid":645.1,"bid_size":3.0,"ask":652.1,"ask_size":3.0,"iv":0.2535,"open_interest":4.0,"volume":0.0,"delta":0.8738,"gamma":0.0004,"vega":4.7956,"theta":-1.2965,"rho":5.7059,"theo":648.823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":465.81,"last_trade_time":"2025-08-21T12:02:42","percent_change":0.0,"prev_day_close":665.149993896484},{"option":"SPXW260331P06260000","bid":36.7,"bid_size":10.0,"ask":37.4,"ask_size":35.0,"iv":0.2538,"open_interest":415.0,"volume":1.0,"delta":-0.1262,"gamma":0.0004,"vega":4.7956,"theta":-1.4615,"rho":-0.9528,"theo":37.1249,"change":-5.83,"open":31.02,"high":31.02,"low":31.02,"tick":"down","last_trade_price":31.02,"last_trade_time":"2026-02-18T14:06:53","percent_change":-15.8209,"prev_day_close":33.1000003814697},{"option":"SPXW260331C06265000","bid":638.5,"bid_size":2.0,"ask":650.0,"ask_size":2.0,"iv":0.2533,"open_interest":0.0,"volume":0.0,"delta":0.8724,"gamma":0.0004,"vega":4.832,"theta":-1.3054,"rho":5.7006,"theo":644.2514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":661.399993896484},{"option":"SPXW260331P06265000","bid":37.1,"bid_size":10.0,"ask":37.8,"ask_size":15.0,"iv":0.2531,"open_interest":30.0,"volume":1.0,"delta":-0.1275,"gamma":0.0004,"vega":4.832,"theta":-1.4691,"rho":-0.9634,"theo":37.5309,"change":-3.08,"open":34.17,"high":34.17,"low":34.17,"tick":"down","last_trade_price":34.17,"last_trade_time":"2026-02-18T09:41:30","percent_change":-8.26846,"prev_day_close":33.4500007629394},{"option":"SPXW260331C06270000","bid":636.4,"bid_size":3.0,"ask":643.4,"ask_size":3.0,"iv":0.2531,"open_interest":1.0,"volume":0.0,"delta":0.871,"gamma":0.0004,"vega":4.8686,"theta":-1.3143,"rho":5.6951,"theo":639.6845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":618.21,"last_trade_time":"2025-09-16T10:06:31","percent_change":0.0,"prev_day_close":655.849975585938},{"option":"SPXW260331P06270000","bid":37.5,"bid_size":10.0,"ask":38.2,"ask_size":33.0,"iv":0.2524,"open_interest":337.0,"volume":0.0,"delta":-0.1289,"gamma":0.0004,"vega":4.8686,"theta":-1.4766,"rho":-0.9742,"theo":37.9417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":36.0,"last_trade_time":"2026-02-17T14:15:23","percent_change":0.0,"prev_day_close":33.8499984741211},{"option":"SPXW260331C06275000","bid":631.5,"bid_size":3.0,"ask":638.4,"ask_size":3.0,"iv":0.2516,"open_interest":65.0,"volume":0.0,"delta":0.8696,"gamma":0.0004,"vega":4.9054,"theta":-1.3232,"rho":5.6895,"theo":635.1226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":744.57,"last_trade_time":"2026-02-09T15:26:04","percent_change":0.0,"prev_day_close":651.450012207031},{"option":"SPXW260331P06275000","bid":37.9,"bid_size":25.0,"ask":38.6,"ask_size":48.0,"iv":0.2517,"open_interest":1188.0,"volume":30.0,"delta":-0.1304,"gamma":0.0004,"vega":4.9054,"theta":-1.4842,"rho":-0.9852,"theo":38.3574,"change":-2.78,"open":32.6,"high":35.32,"low":30.12,"tick":"up","last_trade_price":35.32,"last_trade_time":"2026-02-18T15:03:22","percent_change":-7.29659,"prev_day_close":34.25},{"option":"SPXW260331C06280000","bid":627.1,"bid_size":3.0,"ask":634.1,"ask_size":3.0,"iv":0.2514,"open_interest":29.0,"volume":0.0,"delta":0.8681,"gamma":0.0004,"vega":4.9423,"theta":-1.332,"rho":5.6837,"theo":630.5655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":682.6,"last_trade_time":"2025-11-13T14:10:27","percent_change":0.0,"prev_day_close":646.650024414062},{"option":"SPXW260331P06280000","bid":38.4,"bid_size":10.0,"ask":39.0,"ask_size":33.0,"iv":0.2511,"open_interest":188.0,"volume":2.0,"delta":-0.1318,"gamma":0.0004,"vega":4.9423,"theta":-1.4917,"rho":-0.9962,"theo":38.7779,"change":-3.2,"open":32.52,"high":35.3,"low":32.52,"tick":"up","last_trade_price":35.3,"last_trade_time":"2026-02-18T14:48:57","percent_change":-8.31169,"prev_day_close":34.5499992370606},{"option":"SPXW260331C06285000","bid":620.5,"bid_size":2.0,"ask":631.7,"ask_size":2.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":0.8667,"gamma":0.0004,"vega":4.9793,"theta":-1.3409,"rho":5.6778,"theo":626.0135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":642.899993896484},{"option":"SPXW260331P06285000","bid":38.7,"bid_size":10.0,"ask":39.5,"ask_size":14.0,"iv":0.2504,"open_interest":35.0,"volume":10.0,"delta":-0.1332,"gamma":0.0004,"vega":4.9793,"theta":-1.4992,"rho":-1.0075,"theo":39.2035,"change":-1.12,"open":37.83,"high":37.83,"low":37.83,"tick":"no_change","last_trade_price":37.83,"last_trade_time":"2026-02-18T09:38:22","percent_change":-2.87548,"prev_day_close":34.9500007629394},{"option":"SPXW260331C06290000","bid":618.1,"bid_size":3.0,"ask":624.7,"ask_size":3.0,"iv":0.2498,"open_interest":4.0,"volume":0.0,"delta":0.8652,"gamma":0.0004,"vega":5.0164,"theta":-1.3498,"rho":5.6718,"theo":621.4665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":596.91,"last_trade_time":"2025-09-25T11:32:56","percent_change":0.0,"prev_day_close":637.5},{"option":"SPXW260331P06290000","bid":39.2,"bid_size":10.0,"ask":39.9,"ask_size":33.0,"iv":0.2498,"open_interest":200.0,"volume":12.0,"delta":-0.1347,"gamma":0.0004,"vega":5.0164,"theta":-1.5068,"rho":-1.0188,"theo":39.6341,"change":-8.92,"open":38.21,"high":38.21,"low":30.38,"tick":"down","last_trade_price":30.38,"last_trade_time":"2026-02-18T11:39:41","percent_change":-22.6972,"prev_day_close":35.3499984741211},{"option":"SPXW260331C06295000","bid":611.3,"bid_size":2.0,"ask":622.8,"ask_size":2.0,"iv":0.2496,"open_interest":3.0,"volume":0.0,"delta":0.8637,"gamma":0.0004,"vega":5.0536,"theta":-1.3586,"rho":5.6657,"theo":616.9245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":641.04,"last_trade_time":"2025-12-17T10:15:22","percent_change":0.0,"prev_day_close":633.75},{"option":"SPXW260331P06295000","bid":39.6,"bid_size":10.0,"ask":40.3,"ask_size":14.0,"iv":0.2491,"open_interest":52.0,"volume":0.0,"delta":-0.1362,"gamma":0.0004,"vega":5.0536,"theta":-1.5143,"rho":-1.0302,"theo":40.0698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.7,"last_trade_time":"2026-02-17T15:55:00","percent_change":0.0,"prev_day_close":35.75},{"option":"SPXW260331C06300000","bid":608.6,"bid_size":3.0,"ask":615.6,"ask_size":3.0,"iv":0.2481,"open_interest":184.0,"volume":0.0,"delta":0.8622,"gamma":0.0004,"vega":5.0909,"theta":-1.3675,"rho":5.6595,"theo":612.3877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":601.48,"last_trade_time":"2026-02-17T15:33:04","percent_change":0.0,"prev_day_close":628.5},{"option":"SPXW260331P06300000","bid":40.0,"bid_size":25.0,"ask":40.7,"ask_size":33.0,"iv":0.2484,"open_interest":4826.0,"volume":74.0,"delta":-0.1377,"gamma":0.0004,"vega":5.0909,"theta":-1.5218,"rho":-1.0417,"theo":40.5106,"change":-3.25,"open":37.95,"high":37.95,"low":30.72,"tick":"up","last_trade_price":37.0,"last_trade_time":"2026-02-18T14:46:42","percent_change":-8.07453,"prev_day_close":36.1500015258789},{"option":"SPXW260331C06305000","bid":602.1,"bid_size":2.0,"ask":613.6,"ask_size":2.0,"iv":0.248,"open_interest":0.0,"volume":0.0,"delta":0.8607,"gamma":0.0004,"vega":5.1282,"theta":-1.3764,"rho":5.6532,"theo":607.856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":624.600006103516},{"option":"SPXW260331P06305000","bid":40.5,"bid_size":10.0,"ask":41.2,"ask_size":13.0,"iv":0.2478,"open_interest":132.0,"volume":0.0,"delta":-0.1392,"gamma":0.0004,"vega":5.1282,"theta":-1.5293,"rho":-1.0534,"theo":40.9565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.8,"last_trade_time":"2026-02-17T15:54:53","percent_change":0.0,"prev_day_close":36.5499992370606},{"option":"SPXW260331C06310000","bid":600.0,"bid_size":3.0,"ask":606.5,"ask_size":3.0,"iv":0.2472,"open_interest":5.0,"volume":0.0,"delta":0.8592,"gamma":0.0004,"vega":5.1656,"theta":-1.3852,"rho":5.6467,"theo":603.3296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":643.35,"last_trade_time":"2025-11-17T11:42:37","percent_change":0.0,"prev_day_close":619.200012207031},{"option":"SPXW260331P06310000","bid":41.0,"bid_size":10.0,"ask":41.7,"ask_size":31.0,"iv":0.2472,"open_interest":138.0,"volume":0.0,"delta":-0.1407,"gamma":0.0004,"vega":5.1656,"theta":-1.5368,"rho":-1.0651,"theo":41.4077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.72,"last_trade_time":"2026-02-17T11:01:55","percent_change":0.0,"prev_day_close":36.9500007629394},{"option":"SPXW260331C06315000","bid":593.3,"bid_size":2.0,"ask":604.5,"ask_size":2.0,"iv":0.2465,"open_interest":0.0,"volume":0.0,"delta":0.8576,"gamma":0.0004,"vega":5.203,"theta":-1.394,"rho":5.6402,"theo":598.8083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.450012207031},{"option":"SPXW260331P06315000","bid":41.4,"bid_size":10.0,"ask":42.1,"ask_size":13.0,"iv":0.2464,"open_interest":28.0,"volume":3.0,"delta":-0.1423,"gamma":0.0004,"vega":5.203,"theta":-1.5443,"rho":-1.077,"theo":41.8641,"change":-5.65,"open":34.1,"high":35.9,"low":34.1,"tick":"up","last_trade_price":35.9,"last_trade_time":"2026-02-18T15:58:07","percent_change":-13.5981,"prev_day_close":37.3499984741211},{"option":"SPXW260331C06320000","bid":590.7,"bid_size":3.0,"ask":597.9,"ask_size":3.0,"iv":0.246,"open_interest":4.0,"volume":0.0,"delta":0.856,"gamma":0.0004,"vega":5.2406,"theta":-1.4029,"rho":5.6336,"theo":594.2924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":441.97,"last_trade_time":"2025-08-08T15:28:37","percent_change":0.0,"prev_day_close":610.0},{"option":"SPXW260331P06320000","bid":41.9,"bid_size":10.0,"ask":42.6,"ask_size":29.0,"iv":0.2458,"open_interest":392.0,"volume":12.0,"delta":-0.1439,"gamma":0.0004,"vega":5.2406,"theta":-1.5518,"rho":-1.0889,"theo":42.3257,"change":-9.6,"open":40.71,"high":40.73,"low":32.16,"tick":"up","last_trade_price":32.45,"last_trade_time":"2026-02-18T11:40:11","percent_change":-22.83,"prev_day_close":37.7999992370606},{"option":"SPXW260331C06325000","bid":586.2,"bid_size":3.0,"ask":593.0,"ask_size":3.0,"iv":0.245,"open_interest":36.0,"volume":0.0,"delta":0.8545,"gamma":0.0004,"vega":5.2782,"theta":-1.4117,"rho":5.6269,"theo":589.7817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":691.81,"last_trade_time":"2026-02-12T09:38:59","percent_change":0.0,"prev_day_close":605.5},{"option":"SPXW260331P06325000","bid":42.4,"bid_size":10.0,"ask":43.0,"ask_size":32.0,"iv":0.2452,"open_interest":1062.0,"volume":74.0,"delta":-0.1454,"gamma":0.0004,"vega":5.2782,"theta":-1.5592,"rho":-1.1009,"theo":42.7927,"change":-4.7,"open":35.45,"high":38.6,"low":32.1,"tick":"down","last_trade_price":37.8,"last_trade_time":"2026-02-18T15:46:01","percent_change":-11.0588,"prev_day_close":38.2000007629394},{"option":"SPXW260331C06330000","bid":581.7,"bid_size":3.0,"ask":588.5,"ask_size":3.0,"iv":0.2443,"open_interest":13.0,"volume":0.0,"delta":0.8529,"gamma":0.0004,"vega":5.316,"theta":-1.4205,"rho":5.6201,"theo":585.2764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":706.54,"last_trade_time":"2025-12-26T10:22:09","percent_change":0.0,"prev_day_close":600.949981689453},{"option":"SPXW260331P06330000","bid":42.8,"bid_size":10.0,"ask":43.5,"ask_size":29.0,"iv":0.2445,"open_interest":111.0,"volume":9.0,"delta":-0.147,"gamma":0.0004,"vega":5.316,"theta":-1.5667,"rho":-1.113,"theo":43.265,"change":-3.22,"open":34.1,"high":40.1,"low":34.1,"tick":"down","last_trade_price":39.78,"last_trade_time":"2026-02-18T14:46:09","percent_change":-7.48837,"prev_day_close":38.6500015258789},{"option":"SPXW260331C06335000","bid":575.3,"bid_size":2.0,"ask":586.5,"ask_size":2.0,"iv":0.2439,"open_interest":0.0,"volume":0.0,"delta":0.8512,"gamma":0.0004,"vega":5.3539,"theta":-1.4292,"rho":5.6132,"theo":580.7765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":597.25},{"option":"SPXW260331P06335000","bid":43.3,"bid_size":10.0,"ask":44.0,"ask_size":12.0,"iv":0.2438,"open_interest":59.0,"volume":5.0,"delta":-0.1487,"gamma":0.0004,"vega":5.3539,"theta":-1.5741,"rho":-1.1252,"theo":43.7427,"change":-3.5,"open":40.97,"high":40.97,"low":32.8,"tick":"up","last_trade_price":39.9,"last_trade_time":"2026-02-18T15:37:15","percent_change":-8.06452,"prev_day_close":39.0499992370606},{"option":"SPXW260331C06340000","bid":572.5,"bid_size":3.0,"ask":579.9,"ask_size":3.0,"iv":0.2431,"open_interest":2.0,"volume":0.0,"delta":0.8496,"gamma":0.0004,"vega":5.392,"theta":-1.438,"rho":5.6061,"theo":576.2821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":449.85,"last_trade_time":"2025-09-03T10:53:50","percent_change":0.0,"prev_day_close":591.899993896484},{"option":"SPXW260331P06340000","bid":43.7,"bid_size":22.0,"ask":44.5,"ask_size":29.0,"iv":0.2431,"open_interest":364.0,"volume":4.0,"delta":-0.1503,"gamma":0.0004,"vega":5.392,"theta":-1.5816,"rho":-1.1376,"theo":44.2259,"change":-2.95,"open":33.69,"high":41.0,"low":33.69,"tick":"up","last_trade_price":41.0,"last_trade_time":"2026-02-18T14:37:32","percent_change":-6.71217,"prev_day_close":39.5},{"option":"SPXW260331C06345000","bid":566.3,"bid_size":2.0,"ask":577.5,"ask_size":2.0,"iv":0.2425,"open_interest":3.0,"volume":0.0,"delta":0.8479,"gamma":0.0004,"vega":5.4303,"theta":-1.4468,"rho":5.599,"theo":571.7931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":533.47,"last_trade_time":"2026-02-17T09:51:17","percent_change":0.0,"prev_day_close":588.200012207031},{"option":"SPXW260331P06345000","bid":44.3,"bid_size":10.0,"ask":45.0,"ask_size":12.0,"iv":0.2425,"open_interest":209.0,"volume":0.0,"delta":-0.152,"gamma":0.0004,"vega":5.4303,"theta":-1.589,"rho":-1.1501,"theo":44.7145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.18,"last_trade_time":"2026-02-17T15:21:33","percent_change":0.0,"prev_day_close":39.9500007629394},{"option":"SPXW260331C06350000","bid":563.7,"bid_size":3.0,"ask":570.5,"ask_size":3.0,"iv":0.2416,"open_interest":542.0,"volume":0.0,"delta":0.8463,"gamma":0.0004,"vega":5.4688,"theta":-1.4555,"rho":5.5917,"theo":567.3096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":529.48,"last_trade_time":"2026-02-17T09:51:17","percent_change":0.0,"prev_day_close":582.949981689453},{"option":"SPXW260331P06350000","bid":44.8,"bid_size":19.0,"ask":45.5,"ask_size":43.0,"iv":0.2418,"open_interest":998.0,"volume":28.0,"delta":-0.1537,"gamma":0.0004,"vega":5.4688,"theta":-1.5964,"rho":-1.1627,"theo":45.2087,"change":3.73,"open":44.0,"high":44.0,"low":34.17,"tick":"up","last_trade_price":43.31,"last_trade_time":"2026-02-18T15:24:04","percent_change":9.22126,"prev_day_close":40.4500007629394},{"option":"SPXW260331C06355000","bid":557.1,"bid_size":2.0,"ask":568.6,"ask_size":2.0,"iv":0.2413,"open_interest":0.0,"volume":0.0,"delta":0.8446,"gamma":0.0004,"vega":5.5076,"theta":-1.4642,"rho":5.5842,"theo":562.8318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.099975585938},{"option":"SPXW260331P06355000","bid":45.3,"bid_size":9.0,"ask":46.0,"ask_size":12.0,"iv":0.2412,"open_interest":118.0,"volume":0.0,"delta":-0.1553,"gamma":0.0004,"vega":5.5076,"theta":-1.6037,"rho":-1.1754,"theo":45.7084,"change":-2.41,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.45,"last_trade_time":"2026-02-17T15:45:20","percent_change":-5.89963,"prev_day_close":40.8499984741211},{"option":"SPXW260331C06360000","bid":554.8,"bid_size":3.0,"ask":561.6,"ask_size":3.0,"iv":0.2403,"open_interest":3.0,"volume":0.0,"delta":0.8428,"gamma":0.0004,"vega":5.5466,"theta":-1.4729,"rho":5.5766,"theo":558.3596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":392.75,"last_trade_time":"2025-08-20T11:59:42","percent_change":0.0,"prev_day_close":573.75},{"option":"SPXW260331P06360000","bid":45.8,"bid_size":9.0,"ask":46.5,"ask_size":28.0,"iv":0.2405,"open_interest":161.0,"volume":6.0,"delta":-0.1571,"gamma":0.0004,"vega":5.5466,"theta":-1.6111,"rho":-1.1884,"theo":46.2139,"change":-1.65,"open":35.3,"high":44.3,"low":35.3,"tick":"up","last_trade_price":44.3,"last_trade_time":"2026-02-18T15:24:04","percent_change":-3.59086,"prev_day_close":41.2999992370606},{"option":"SPXW260331C06365000","bid":548.2,"bid_size":2.0,"ask":559.7,"ask_size":2.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.8411,"gamma":0.0004,"vega":5.5859,"theta":-1.4815,"rho":5.5688,"theo":553.8932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":570.049987792969},{"option":"SPXW260331P06365000","bid":46.2,"bid_size":21.0,"ask":47.0,"ask_size":12.0,"iv":0.2398,"open_interest":146.0,"volume":1.0,"delta":-0.1588,"gamma":0.0004,"vega":5.5859,"theta":-1.6184,"rho":-1.2015,"theo":46.7251,"change":-3.83,"open":42.62,"high":42.62,"low":42.62,"tick":"down","last_trade_price":42.62,"last_trade_time":"2026-02-18T09:41:30","percent_change":-8.24543,"prev_day_close":41.7999992370606},{"option":"SPXW260331C06370000","bid":546.2,"bid_size":3.0,"ask":552.5,"ask_size":3.0,"iv":0.2391,"open_interest":31.0,"volume":0.0,"delta":0.8394,"gamma":0.0004,"vega":5.6255,"theta":-1.4902,"rho":5.5609,"theo":549.4326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":614.35,"last_trade_time":"2026-02-04T10:59:12","percent_change":0.0,"prev_day_close":564.75},{"option":"SPXW260331P06370000","bid":46.8,"bid_size":9.0,"ask":47.6,"ask_size":26.0,"iv":0.2392,"open_interest":195.0,"volume":1.0,"delta":-0.1606,"gamma":0.0004,"vega":5.6255,"theta":-1.6256,"rho":-1.2147,"theo":47.2422,"change":-7.68,"open":39.27,"high":39.27,"low":39.27,"tick":"down","last_trade_price":39.27,"last_trade_time":"2026-02-18T10:02:29","percent_change":-16.3578,"prev_day_close":42.25},{"option":"SPXW260331C06375000","bid":541.4,"bid_size":3.0,"ask":548.1,"ask_size":3.0,"iv":0.2382,"open_interest":80.0,"volume":5.0,"delta":0.8376,"gamma":0.0004,"vega":5.6653,"theta":-1.4988,"rho":5.5527,"theo":544.978,"change":30.6,"open":570.65,"high":570.65,"low":570.65,"tick":"no_change","last_trade_price":570.65,"last_trade_time":"2026-02-18T14:11:13","percent_change":5.66614,"prev_day_close":560.300018310547},{"option":"SPXW260331P06375000","bid":47.3,"bid_size":23.0,"ask":48.1,"ask_size":41.0,"iv":0.2385,"open_interest":2109.0,"volume":64.0,"delta":-0.1623,"gamma":0.0004,"vega":5.6653,"theta":-1.6329,"rho":-1.2282,"theo":47.7651,"change":5.16,"open":38.33,"high":43.97,"low":35.71,"tick":"up","last_trade_price":43.97,"last_trade_time":"2026-02-18T14:50:06","percent_change":12.0702,"prev_day_close":42.75},{"option":"SPXW260331C06380000","bid":537.0,"bid_size":3.0,"ask":543.7,"ask_size":3.0,"iv":0.2376,"open_interest":4.0,"volume":0.0,"delta":0.8358,"gamma":0.0004,"vega":5.7054,"theta":-1.5073,"rho":5.5444,"theo":540.5294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":641.57,"last_trade_time":"2025-12-04T13:15:46","percent_change":0.0,"prev_day_close":555.800018310547},{"option":"SPXW260331P06380000","bid":47.9,"bid_size":9.0,"ask":48.6,"ask_size":26.0,"iv":0.2378,"open_interest":72.0,"volume":4.0,"delta":-0.1641,"gamma":0.0004,"vega":5.7054,"theta":-1.6401,"rho":-1.2419,"theo":48.2941,"change":-2.49,"open":37.44,"high":37.74,"low":37.44,"tick":"up","last_trade_price":37.74,"last_trade_time":"2026-02-18T12:35:34","percent_change":-5.76389,"prev_day_close":43.2000007629394},{"option":"SPXW260331C06385000","bid":530.4,"bid_size":2.0,"ask":541.9,"ask_size":2.0,"iv":0.2373,"open_interest":0.0,"volume":0.0,"delta":0.834,"gamma":0.0005,"vega":5.7457,"theta":-1.5159,"rho":5.5358,"theo":536.0869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":552.149993896484},{"option":"SPXW260331P06385000","bid":48.4,"bid_size":9.0,"ask":49.2,"ask_size":11.0,"iv":0.2372,"open_interest":130.0,"volume":5.0,"delta":-0.1659,"gamma":0.0005,"vega":5.7457,"theta":-1.6473,"rho":-1.2558,"theo":48.8293,"change":-10.48,"open":45.87,"high":45.87,"low":37.4,"tick":"up","last_trade_price":38.07,"last_trade_time":"2026-02-18T11:24:44","percent_change":-21.586,"prev_day_close":43.6500015258789},{"option":"SPXW260331C06390000","bid":528.5,"bid_size":4.0,"ask":534.7,"ask_size":4.0,"iv":0.2364,"open_interest":39.0,"volume":0.0,"delta":0.8321,"gamma":0.0005,"vega":5.7862,"theta":-1.5244,"rho":5.527,"theo":531.6506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":611.47,"last_trade_time":"2025-12-03T10:14:54","percent_change":0.0,"prev_day_close":546.850006103516},{"option":"SPXW260331P06390000","bid":48.9,"bid_size":9.0,"ask":49.7,"ask_size":26.0,"iv":0.2364,"open_interest":393.0,"volume":5.0,"delta":-0.1678,"gamma":0.0005,"vega":5.7862,"theta":-1.6545,"rho":-1.2698,"theo":49.3706,"change":-11.15,"open":39.0,"high":39.0,"low":37.9,"tick":"no_change","last_trade_price":37.9,"last_trade_time":"2026-02-18T13:16:30","percent_change":-22.7319,"prev_day_close":44.2000007629394},{"option":"SPXW260331C06395000","bid":521.5,"bid_size":2.0,"ask":533.0,"ask_size":2.0,"iv":0.2359,"open_interest":1.0,"volume":0.0,"delta":0.8303,"gamma":0.0005,"vega":5.8269,"theta":-1.5329,"rho":5.5181,"theo":527.2207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":630.0,"last_trade_time":"2025-10-24T09:46:14","percent_change":0.0,"prev_day_close":543.100006103516},{"option":"SPXW260331P06395000","bid":49.5,"bid_size":9.0,"ask":50.3,"ask_size":11.0,"iv":0.2358,"open_interest":50.0,"volume":1.0,"delta":-0.1696,"gamma":0.0005,"vega":5.8269,"theta":-1.6616,"rho":-1.2841,"theo":49.9183,"change":-6.73,"open":42.92,"high":42.92,"low":42.92,"tick":"down","last_trade_price":42.92,"last_trade_time":"2026-02-18T14:13:21","percent_change":-13.5549,"prev_day_close":44.7000007629394},{"option":"SPXW260331C06400000","bid":519.6,"bid_size":4.0,"ask":525.9,"ask_size":4.0,"iv":0.2351,"open_interest":493.0,"volume":5.0,"delta":0.8284,"gamma":0.0005,"vega":5.8677,"theta":-1.5413,"rho":5.5089,"theo":522.7971,"change":30.41,"open":548.26,"high":548.26,"low":548.26,"tick":"no_change","last_trade_price":548.26,"last_trade_time":"2026-02-18T14:11:13","percent_change":5.87236,"prev_day_close":538.0},{"option":"SPXW260331P06400000","bid":50.0,"bid_size":31.0,"ask":50.8,"ask_size":40.0,"iv":0.235,"open_interest":4674.0,"volume":67.0,"delta":-0.1715,"gamma":0.0005,"vega":5.8677,"theta":-1.6687,"rho":-1.2986,"theo":50.4723,"change":-2.9,"open":44.16,"high":48.01,"low":38.0,"tick":"down","last_trade_price":42.57,"last_trade_time":"2026-02-18T15:54:47","percent_change":-6.41593,"prev_day_close":45.2000007629394},{"option":"SPXW260331C06405000","bid":512.7,"bid_size":2.0,"ask":524.2,"ask_size":2.0,"iv":0.2346,"open_interest":5.0,"volume":0.0,"delta":0.8265,"gamma":0.0005,"vega":5.9086,"theta":-1.5497,"rho":5.4996,"theo":518.3801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":512.6,"last_trade_time":"2026-02-17T09:38:21","percent_change":0.0,"prev_day_close":534.200012207031},{"option":"SPXW260331P06405000","bid":50.6,"bid_size":9.0,"ask":51.4,"ask_size":11.0,"iv":0.2344,"open_interest":42.0,"volume":3.0,"delta":-0.1734,"gamma":0.0005,"vega":5.9086,"theta":-1.6758,"rho":-1.3133,"theo":51.0329,"change":-5.55,"open":41.37,"high":45.2,"low":41.37,"tick":"up","last_trade_price":45.2,"last_trade_time":"2026-02-18T15:46:01","percent_change":-10.936,"prev_day_close":45.7000007629394},{"option":"SPXW260331C06410000","bid":510.8,"bid_size":4.0,"ask":517.0,"ask_size":4.0,"iv":0.2337,"open_interest":46.0,"volume":0.0,"delta":0.8246,"gamma":0.0005,"vega":5.9496,"theta":-1.5581,"rho":5.49,"theo":513.9696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":507.9,"last_trade_time":"2026-02-17T09:38:21","percent_change":0.0,"prev_day_close":529.200012207031},{"option":"SPXW260331P06410000","bid":51.2,"bid_size":9.0,"ask":52.0,"ask_size":25.0,"iv":0.2338,"open_interest":124.0,"volume":12.0,"delta":-0.1753,"gamma":0.0005,"vega":5.9496,"theta":-1.6828,"rho":-1.3281,"theo":51.6001,"change":-3.78,"open":41.07,"high":47.57,"low":40.29,"tick":"up","last_trade_price":47.57,"last_trade_time":"2026-02-18T14:46:09","percent_change":-7.36124,"prev_day_close":46.25},{"option":"SPXW260331C06415000","bid":503.9,"bid_size":2.0,"ask":515.4,"ask_size":2.0,"iv":0.2333,"open_interest":0.0,"volume":0.0,"delta":0.8227,"gamma":0.0005,"vega":5.9906,"theta":-1.5664,"rho":5.4804,"theo":509.5659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":525.300018310547},{"option":"SPXW260331P06415000","bid":51.8,"bid_size":9.0,"ask":52.6,"ask_size":11.0,"iv":0.2332,"open_interest":55.0,"volume":6.0,"delta":-0.1773,"gamma":0.0005,"vega":5.9906,"theta":-1.6898,"rho":-1.3431,"theo":52.174,"change":-7.1,"open":41.52,"high":44.8,"low":41.1,"tick":"up","last_trade_price":44.8,"last_trade_time":"2026-02-18T14:22:53","percent_change":-13.6802,"prev_day_close":46.75},{"option":"SPXW260331C06420000","bid":501.7,"bid_size":4.0,"ask":508.3,"ask_size":4.0,"iv":0.2322,"open_interest":6.0,"volume":0.0,"delta":0.8207,"gamma":0.0005,"vega":6.0316,"theta":-1.5747,"rho":5.4705,"theo":505.1689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":562.23,"last_trade_time":"2025-12-12T11:55:43","percent_change":0.0,"prev_day_close":520.349975585938},{"option":"SPXW260331P06420000","bid":52.3,"bid_size":20.0,"ask":53.1,"ask_size":25.0,"iv":0.2324,"open_interest":178.0,"volume":14.0,"delta":-0.1792,"gamma":0.0005,"vega":6.0316,"theta":-1.6967,"rho":-1.3583,"theo":52.7546,"change":-11.7,"open":50.92,"high":50.92,"low":40.8,"tick":"down","last_trade_price":40.8,"last_trade_time":"2026-02-18T13:21:41","percent_change":-22.2857,"prev_day_close":47.2999992370606},{"option":"SPXW260331C06425000","bid":497.3,"bid_size":4.0,"ask":503.8,"ask_size":4.0,"iv":0.2314,"open_interest":89.0,"volume":0.0,"delta":0.8187,"gamma":0.0005,"vega":6.0726,"theta":-1.5829,"rho":5.4605,"theo":500.7787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":586.27,"last_trade_time":"2026-01-05T15:34:44","percent_change":0.0,"prev_day_close":516.049987792969},{"option":"SPXW260331P06425000","bid":52.9,"bid_size":20.0,"ask":53.7,"ask_size":25.0,"iv":0.2318,"open_interest":601.0,"volume":9.0,"delta":-0.1812,"gamma":0.0005,"vega":6.0726,"theta":-1.7036,"rho":-1.3736,"theo":53.342,"change":-11.94,"open":50.64,"high":50.64,"low":41.11,"tick":"down","last_trade_price":41.11,"last_trade_time":"2026-02-18T12:47:04","percent_change":-22.5071,"prev_day_close":47.8499984741211},{"option":"SPXW260331C06430000","bid":492.8,"bid_size":4.0,"ask":499.4,"ask_size":4.0,"iv":0.2306,"open_interest":6.0,"volume":0.0,"delta":0.8167,"gamma":0.0005,"vega":6.1135,"theta":-1.5911,"rho":5.4504,"theo":496.3954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":581.83,"last_trade_time":"2026-01-05T15:34:44","percent_change":0.0,"prev_day_close":512.400009155273},{"option":"SPXW260331P06430000","bid":53.5,"bid_size":9.0,"ask":54.3,"ask_size":24.0,"iv":0.2311,"open_interest":268.0,"volume":2.0,"delta":-0.1832,"gamma":0.0005,"vega":6.1135,"theta":-1.7105,"rho":-1.389,"theo":53.9363,"change":-2.75,"open":43.33,"high":50.9,"low":43.33,"tick":"up","last_trade_price":50.9,"last_trade_time":"2026-02-18T14:55:47","percent_change":-5.12582,"prev_day_close":48.3999996185303},{"option":"SPXW260331C06435000","bid":486.4,"bid_size":2.0,"ask":497.9,"ask_size":2.0,"iv":0.2306,"open_interest":9.0,"volume":0.0,"delta":0.8147,"gamma":0.0005,"vega":6.1544,"theta":-1.5992,"rho":5.4401,"theo":492.0191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":589.73,"last_trade_time":"2026-01-08T16:08:12","percent_change":0.0,"prev_day_close":507.599990844727},{"option":"SPXW260331P06435000","bid":54.2,"bid_size":9.0,"ask":54.9,"ask_size":11.0,"iv":0.2305,"open_interest":87.0,"volume":4.0,"delta":-0.1852,"gamma":0.0005,"vega":6.1544,"theta":-1.7173,"rho":-1.4046,"theo":54.5376,"change":-12.95,"open":50.0,"high":50.0,"low":41.3,"tick":"down","last_trade_price":41.3,"last_trade_time":"2026-02-18T13:01:03","percent_change":-23.871,"prev_day_close":48.9500007629394},{"option":"SPXW260331C06440000","bid":484.2,"bid_size":4.0,"ask":490.8,"ask_size":4.0,"iv":0.2294,"open_interest":18.0,"volume":0.0,"delta":0.8126,"gamma":0.0005,"vega":6.1953,"theta":-1.6073,"rho":5.4298,"theo":487.6498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":570.47,"last_trade_time":"2025-12-03T10:14:54","percent_change":0.0,"prev_day_close":502.75},{"option":"SPXW260331P06440000","bid":54.7,"bid_size":20.0,"ask":55.6,"ask_size":24.0,"iv":0.2297,"open_interest":405.0,"volume":5.0,"delta":-0.1873,"gamma":0.0005,"vega":6.1953,"theta":-1.724,"rho":-1.4202,"theo":55.1459,"change":-2.38,"open":42.74,"high":52.57,"low":42.74,"tick":"up","last_trade_price":52.57,"last_trade_time":"2026-02-18T15:14:37","percent_change":-4.33121,"prev_day_close":49.5},{"option":"SPXW260331C06445000","bid":477.9,"bid_size":2.0,"ask":489.1,"ask_size":2.0,"iv":0.2291,"open_interest":5.0,"volume":0.0,"delta":0.8106,"gamma":0.0005,"vega":6.2362,"theta":-1.6154,"rho":5.4193,"theo":483.2875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":483.81,"last_trade_time":"2025-11-07T12:14:34","percent_change":0.0,"prev_day_close":498.75},{"option":"SPXW260331P06445000","bid":55.3,"bid_size":20.0,"ask":56.2,"ask_size":11.0,"iv":0.229,"open_interest":64.0,"volume":2.0,"delta":-0.1894,"gamma":0.0005,"vega":6.2362,"theta":-1.7307,"rho":-1.436,"theo":55.7613,"change":-3.58,"open":48.03,"high":51.97,"low":48.03,"tick":"up","last_trade_price":51.97,"last_trade_time":"2026-02-18T15:05:16","percent_change":-6.44464,"prev_day_close":50.0499992370606},{"option":"SPXW260331C06450000","bid":476.0,"bid_size":4.0,"ask":481.9,"ask_size":4.0,"iv":0.2283,"open_interest":109.0,"volume":0.0,"delta":0.8084,"gamma":0.0005,"vega":6.277,"theta":-1.6234,"rho":5.4087,"theo":478.9324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":471.9,"last_trade_time":"2026-02-17T13:34:42","percent_change":0.0,"prev_day_close":493.950012207031},{"option":"SPXW260331P06450000","bid":56.0,"bid_size":18.0,"ask":56.8,"ask_size":39.0,"iv":0.2283,"open_interest":3026.0,"volume":35.0,"delta":-0.1915,"gamma":0.0005,"vega":6.277,"theta":-1.7374,"rho":-1.452,"theo":56.3838,"change":-2.61,"open":53.67,"high":53.77,"low":43.07,"tick":"down","last_trade_price":53.64,"last_trade_time":"2026-02-18T15:18:28","percent_change":-4.64,"prev_day_close":50.6500015258789},{"option":"SPXW260331C06455000","bid":469.2,"bid_size":2.0,"ask":480.4,"ask_size":2.0,"iv":0.2277,"open_interest":4.0,"volume":0.0,"delta":0.8063,"gamma":0.0005,"vega":6.3179,"theta":-1.6313,"rho":5.398,"theo":474.5845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":508.3,"last_trade_time":"2025-10-16T12:27:39","percent_change":0.0,"prev_day_close":489.899993896484},{"option":"SPXW260331P06455000","bid":56.6,"bid_size":19.0,"ask":57.5,"ask_size":10.0,"iv":0.2277,"open_interest":115.0,"volume":6.0,"delta":-0.1936,"gamma":0.0005,"vega":6.3179,"theta":-1.744,"rho":-1.468,"theo":57.0135,"change":-3.68,"open":52.4,"high":53.12,"low":46.12,"tick":"up","last_trade_price":53.12,"last_trade_time":"2026-02-18T15:05:16","percent_change":-6.47887,"prev_day_close":51.2000007629394},{"option":"SPXW260331C06460000","bid":467.2,"bid_size":4.0,"ask":473.7,"ask_size":4.0,"iv":0.2272,"open_interest":20.0,"volume":0.0,"delta":0.8042,"gamma":0.0005,"vega":6.3589,"theta":-1.6392,"rho":5.3871,"theo":470.2439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":565.25,"last_trade_time":"2025-10-24T09:34:05","percent_change":0.0,"prev_day_close":485.349990844727},{"option":"SPXW260331P06460000","bid":57.2,"bid_size":19.0,"ask":58.1,"ask_size":23.0,"iv":0.2269,"open_interest":555.0,"volume":2.0,"delta":-0.1957,"gamma":0.0005,"vega":6.3589,"theta":-1.7505,"rho":-1.4842,"theo":57.6505,"change":-13.15,"open":44.3,"high":44.3,"low":44.3,"tick":"down","last_trade_price":44.3,"last_trade_time":"2026-02-18T10:59:44","percent_change":-22.8895,"prev_day_close":51.7999992370606},{"option":"SPXW260331C06465000","bid":460.3,"bid_size":2.0,"ask":471.8,"ask_size":2.0,"iv":0.2264,"open_interest":6.0,"volume":0.0,"delta":0.802,"gamma":0.0005,"vega":6.3999,"theta":-1.647,"rho":5.376,"theo":465.9106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":448.57,"last_trade_time":"2026-02-13T15:35:45","percent_change":0.0,"prev_day_close":481.099990844727},{"option":"SPXW260331P06465000","bid":57.9,"bid_size":9.0,"ask":58.7,"ask_size":10.0,"iv":0.2262,"open_interest":167.0,"volume":6.0,"delta":-0.1979,"gamma":0.0005,"vega":6.3999,"theta":-1.757,"rho":-1.5006,"theo":58.2949,"change":-12.37,"open":56.7,"high":56.7,"low":45.73,"tick":"down","last_trade_price":45.73,"last_trade_time":"2026-02-18T11:24:44","percent_change":-21.2909,"prev_day_close":52.3999996185303},{"option":"SPXW260331C06470000","bid":458.2,"bid_size":4.0,"ask":464.7,"ask_size":4.0,"iv":0.2253,"open_interest":54.0,"volume":0.0,"delta":0.7998,"gamma":0.0005,"vega":6.4411,"theta":-1.6548,"rho":5.3648,"theo":461.5848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":557.35,"last_trade_time":"2025-10-24T09:34:05","percent_change":0.0,"prev_day_close":476.350006103516},{"option":"SPXW260331P06470000","bid":58.5,"bid_size":18.0,"ask":59.4,"ask_size":22.0,"iv":0.2255,"open_interest":97.0,"volume":3.0,"delta":-0.2001,"gamma":0.0005,"vega":6.4411,"theta":-1.7634,"rho":-1.5171,"theo":58.9466,"change":-12.4,"open":46.35,"high":46.35,"low":46.35,"tick":"down","last_trade_price":46.35,"last_trade_time":"2026-02-18T12:05:21","percent_change":-21.1064,"prev_day_close":53.0},{"option":"SPXW260331C06475000","bid":453.8,"bid_size":4.0,"ask":460.3,"ask_size":4.0,"iv":0.2245,"open_interest":55.0,"volume":0.0,"delta":0.7976,"gamma":0.0006,"vega":6.4825,"theta":-1.6625,"rho":5.3534,"theo":457.2665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":515.55,"last_trade_time":"2026-02-06T14:00:29","percent_change":0.0,"prev_day_close":472.0},{"option":"SPXW260331P06475000","bid":59.2,"bid_size":8.0,"ask":60.1,"ask_size":22.0,"iv":0.2249,"open_interest":35010.0,"volume":36.0,"delta":-0.2023,"gamma":0.0006,"vega":6.4825,"theta":-1.7698,"rho":-1.5338,"theo":59.6059,"change":-6.59,"open":58.4,"high":58.7,"low":45.69,"tick":"up","last_trade_price":52.86,"last_trade_time":"2026-02-18T15:59:37","percent_change":-11.0849,"prev_day_close":53.6000003814697},{"option":"SPXW260331C06480000","bid":449.6,"bid_size":4.0,"ask":456.0,"ask_size":4.0,"iv":0.2239,"open_interest":56.0,"volume":0.0,"delta":0.7954,"gamma":0.0006,"vega":6.524,"theta":-1.6702,"rho":5.3418,"theo":452.9558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":566.8,"last_trade_time":"2025-12-24T10:21:24","percent_change":0.0,"prev_day_close":467.5},{"option":"SPXW260331P06480000","bid":59.9,"bid_size":8.0,"ask":60.7,"ask_size":22.0,"iv":0.2242,"open_interest":336.0,"volume":7.0,"delta":-0.2046,"gamma":0.0006,"vega":6.524,"theta":-1.7761,"rho":-1.5507,"theo":60.2729,"change":-8.03,"open":47.42,"high":52.12,"low":47.42,"tick":"up","last_trade_price":52.12,"last_trade_time":"2026-02-18T14:22:04","percent_change":-13.35,"prev_day_close":54.2000007629394},{"option":"SPXW260331C06485000","bid":443.3,"bid_size":2.0,"ask":454.5,"ask_size":2.0,"iv":0.2236,"open_interest":2.0,"volume":0.0,"delta":0.7931,"gamma":0.0006,"vega":6.5657,"theta":-1.6777,"rho":5.33,"theo":448.6529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":467.85,"last_trade_time":"2026-01-20T13:28:07","percent_change":0.0,"prev_day_close":463.599990844727},{"option":"SPXW260331P06485000","bid":60.5,"bid_size":18.0,"ask":61.4,"ask_size":10.0,"iv":0.2234,"open_interest":76.0,"volume":0.0,"delta":-0.2068,"gamma":0.0006,"vega":6.5657,"theta":-1.7824,"rho":-1.5678,"theo":60.9476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.65,"last_trade_time":"2026-02-17T14:25:04","percent_change":0.0,"prev_day_close":54.7999992370606},{"option":"SPXW260331C06490000","bid":441.1,"bid_size":4.0,"ask":447.4,"ask_size":4.0,"iv":0.2226,"open_interest":12.0,"volume":0.0,"delta":0.7908,"gamma":0.0006,"vega":6.6076,"theta":-1.6853,"rho":5.3179,"theo":444.3579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":481.17,"last_trade_time":"2026-01-20T09:59:53","percent_change":0.0,"prev_day_close":458.75},{"option":"SPXW260331P06490000","bid":61.2,"bid_size":18.0,"ask":62.1,"ask_size":22.0,"iv":0.2228,"open_interest":253.0,"volume":15.0,"delta":-0.2091,"gamma":0.0006,"vega":6.6076,"theta":-1.7885,"rho":-1.5852,"theo":61.6302,"change":-6.72,"open":60.07,"high":60.07,"low":47.6,"tick":"up","last_trade_price":54.78,"last_trade_time":"2026-02-18T15:46:15","percent_change":-10.9268,"prev_day_close":55.5},{"option":"SPXW260331C06495000","bid":434.5,"bid_size":2.0,"ask":446.0,"ask_size":2.0,"iv":0.2223,"open_interest":6.0,"volume":1.0,"delta":0.7885,"gamma":0.0006,"vega":6.6497,"theta":-1.6927,"rho":5.3056,"theo":440.0709,"change":21.8,"open":457.6,"high":457.6,"low":457.6,"tick":"down","last_trade_price":457.6,"last_trade_time":"2026-02-18T16:05:15","percent_change":5.00229,"prev_day_close":454.850006103516},{"option":"SPXW260331P06495000","bid":61.9,"bid_size":18.0,"ask":62.8,"ask_size":10.0,"iv":0.2221,"open_interest":110.0,"volume":40.0,"delta":-0.2114,"gamma":0.0006,"vega":6.6497,"theta":-1.7946,"rho":-1.6029,"theo":62.3208,"change":-2.0,"open":57.88,"high":60.2,"low":47.18,"tick":"up","last_trade_price":60.2,"last_trade_time":"2026-02-18T15:13:00","percent_change":-3.21544,"prev_day_close":56.1000003814697},{"option":"SPXW260331C06500000","bid":432.9,"bid_size":4.0,"ask":438.8,"ask_size":4.0,"iv":0.2214,"open_interest":470.0,"volume":0.0,"delta":0.7861,"gamma":0.0006,"vega":6.692,"theta":-1.7001,"rho":5.293,"theo":435.7921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":428.99,"last_trade_time":"2026-02-17T13:34:42","percent_change":0.0,"prev_day_close":450.100006103516},{"option":"SPXW260331P06500000","bid":62.6,"bid_size":28.0,"ask":63.5,"ask_size":36.0,"iv":0.2214,"open_interest":11988.0,"volume":281.0,"delta":-0.2138,"gamma":0.0006,"vega":6.692,"theta":-1.8006,"rho":-1.6208,"theo":63.0197,"change":-6.35,"open":61.4,"high":61.4,"low":47.88,"tick":"down","last_trade_price":56.6,"last_trade_time":"2026-02-18T16:13:17","percent_change":-10.0874,"prev_day_close":56.75},{"option":"SPXW260331C06505000","bid":426.2,"bid_size":2.0,"ask":437.4,"ask_size":2.0,"iv":0.2208,"open_interest":17.0,"volume":1.0,"delta":0.7838,"gamma":0.0006,"vega":6.7344,"theta":-1.7074,"rho":5.2801,"theo":431.5217,"change":21.65,"open":448.95,"high":448.95,"low":448.95,"tick":"up","last_trade_price":448.95,"last_trade_time":"2026-02-18T16:05:15","percent_change":5.0667,"prev_day_close":446.350006103516},{"option":"SPXW260331P06505000","bid":63.3,"bid_size":18.0,"ask":64.2,"ask_size":10.0,"iv":0.2207,"open_interest":161.0,"volume":64.0,"delta":-0.2162,"gamma":0.0006,"vega":6.7344,"theta":-1.8066,"rho":-1.639,"theo":63.7268,"change":-3.33,"open":49.75,"high":60.32,"low":49.0,"tick":"up","last_trade_price":60.32,"last_trade_time":"2026-02-18T14:54:01","percent_change":-5.23174,"prev_day_close":57.3999996185303},{"option":"SPXW260331C06510000","bid":424.3,"bid_size":4.0,"ask":430.6,"ask_size":4.0,"iv":0.2202,"open_interest":68.0,"volume":0.0,"delta":0.7814,"gamma":0.0006,"vega":6.7769,"theta":-1.7146,"rho":5.2669,"theo":427.2597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":554.79,"last_trade_time":"2026-01-27T15:56:39","percent_change":0.0,"prev_day_close":441.300003051758},{"option":"SPXW260331P06510000","bid":64.1,"bid_size":8.0,"ask":64.9,"ask_size":21.0,"iv":0.22,"open_interest":525.0,"volume":15.0,"delta":-0.2186,"gamma":0.0006,"vega":6.7769,"theta":-1.8125,"rho":-1.6575,"theo":64.4425,"change":-2.17,"open":50.3,"high":62.23,"low":50.3,"tick":"no_change","last_trade_price":62.23,"last_trade_time":"2026-02-18T15:23:36","percent_change":-3.36956,"prev_day_close":58.1000003814697},{"option":"SPXW260331C06515000","bid":417.7,"bid_size":2.0,"ask":428.9,"ask_size":2.0,"iv":0.2194,"open_interest":7.0,"volume":0.0,"delta":0.7789,"gamma":0.0006,"vega":6.8195,"theta":-1.7217,"rho":5.2535,"theo":423.0064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":478.83,"last_trade_time":"2025-12-31T15:36:01","percent_change":0.0,"prev_day_close":437.649993896484},{"option":"SPXW260331P06515000","bid":64.8,"bid_size":18.0,"ask":65.7,"ask_size":10.0,"iv":0.2193,"open_interest":16549.0,"volume":54.0,"delta":-0.221,"gamma":0.0006,"vega":6.8195,"theta":-1.8183,"rho":-1.6763,"theo":65.1668,"change":-6.95,"open":55.29,"high":61.62,"low":52.15,"tick":"down","last_trade_price":58.15,"last_trade_time":"2026-02-18T16:03:30","percent_change":-10.6759,"prev_day_close":58.75},{"option":"SPXW260331C06520000","bid":415.9,"bid_size":4.0,"ask":422.1,"ask_size":4.0,"iv":0.2188,"open_interest":30.0,"volume":0.0,"delta":0.7765,"gamma":0.0006,"vega":6.862,"theta":-1.7288,"rho":5.2398,"theo":418.7619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":490.44,"last_trade_time":"2026-01-23T15:13:14","percent_change":0.0,"prev_day_close":432.699996948242},{"option":"SPXW260331P06520000","bid":65.5,"bid_size":27.0,"ask":66.4,"ask_size":36.0,"iv":0.2186,"open_interest":1226.0,"volume":15.0,"delta":-0.2234,"gamma":0.0006,"vega":6.862,"theta":-1.824,"rho":-1.6953,"theo":65.8999,"change":-2.15,"open":55.17,"high":63.7,"low":50.16,"tick":"up","last_trade_price":63.7,"last_trade_time":"2026-02-18T15:13:00","percent_change":-3.26499,"prev_day_close":59.3999996185303},{"option":"SPXW260331C06525000","bid":411.3,"bid_size":4.0,"ask":417.6,"ask_size":4.0,"iv":0.2177,"open_interest":66.0,"volume":0.0,"delta":0.774,"gamma":0.0006,"vega":6.9046,"theta":-1.7358,"rho":5.2259,"theo":414.5263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.06,"last_trade_time":"2026-02-06T14:00:29","percent_change":0.0,"prev_day_close":428.649993896484},{"option":"SPXW260331P06525000","bid":66.3,"bid_size":8.0,"ask":67.2,"ask_size":21.0,"iv":0.218,"open_interest":631.0,"volume":29.0,"delta":-0.2259,"gamma":0.0006,"vega":6.9046,"theta":-1.8296,"rho":-1.7145,"theo":66.6419,"change":-2.9,"open":55.08,"high":63.7,"low":51.66,"tick":"up","last_trade_price":63.7,"last_trade_time":"2026-02-18T15:25:45","percent_change":-4.35436,"prev_day_close":60.1000003814697},{"option":"SPXW260331C06530000","bid":407.1,"bid_size":4.0,"ask":413.4,"ask_size":4.0,"iv":0.217,"open_interest":31.0,"volume":0.0,"delta":0.7715,"gamma":0.0006,"vega":6.947,"theta":-1.7426,"rho":5.2117,"theo":410.2997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.02,"last_trade_time":"2026-01-27T15:56:39","percent_change":0.0,"prev_day_close":424.949996948242},{"option":"SPXW260331P06530000","bid":67.0,"bid_size":18.0,"ask":67.9,"ask_size":21.0,"iv":0.2172,"open_interest":787.0,"volume":5.0,"delta":-0.2284,"gamma":0.0006,"vega":6.947,"theta":-1.8352,"rho":-1.734,"theo":67.393,"change":-7.25,"open":53.24,"high":60.15,"low":53.24,"tick":"up","last_trade_price":60.15,"last_trade_time":"2026-02-18T16:03:30","percent_change":-10.7567,"prev_day_close":60.7999992370606},{"option":"SPXW260331C06535000","bid":400.8,"bid_size":2.0,"ask":412.0,"ask_size":2.0,"iv":0.2166,"open_interest":5.0,"volume":0.0,"delta":0.769,"gamma":0.0006,"vega":6.9893,"theta":-1.7494,"rho":5.1974,"theo":406.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":515.0,"last_trade_time":"2025-11-10T10:19:57","percent_change":0.0,"prev_day_close":420.450012207031},{"option":"SPXW260331P06535000","bid":67.8,"bid_size":18.0,"ask":68.7,"ask_size":10.0,"iv":0.2165,"open_interest":217.0,"volume":5.0,"delta":-0.231,"gamma":0.0006,"vega":6.9893,"theta":-1.8406,"rho":-1.7536,"theo":68.1533,"change":-3.0,"open":65.4,"high":65.4,"low":53.77,"tick":"up","last_trade_price":65.15,"last_trade_time":"2026-02-18T15:25:45","percent_change":-4.40206,"prev_day_close":61.5},{"option":"SPXW260331C06540000","bid":398.6,"bid_size":4.0,"ask":404.8,"ask_size":4.0,"iv":0.2154,"open_interest":42.0,"volume":2.0,"delta":0.7664,"gamma":0.0006,"vega":7.0315,"theta":-1.7562,"rho":5.1829,"theo":401.8743,"change":35.35,"open":433.05,"high":433.05,"low":433.05,"tick":"down","last_trade_price":433.05,"last_trade_time":"2026-02-18T10:15:28","percent_change":8.88861,"prev_day_close":415.75},{"option":"SPXW260331P06540000","bid":68.5,"bid_size":18.0,"ask":69.5,"ask_size":20.0,"iv":0.2159,"open_interest":190.0,"volume":29.0,"delta":-0.2335,"gamma":0.0006,"vega":7.0315,"theta":-1.846,"rho":-1.7735,"theo":68.9228,"change":-9.05,"open":67.37,"high":67.37,"low":54.6,"tick":"up","last_trade_price":59.9,"last_trade_time":"2026-02-18T15:51:22","percent_change":-13.1255,"prev_day_close":62.2000007629394},{"option":"SPXW260331C06545000","bid":392.4,"bid_size":2.0,"ask":403.7,"ask_size":2.0,"iv":0.2153,"open_interest":7.0,"volume":0.0,"delta":0.7638,"gamma":0.0006,"vega":7.0734,"theta":-1.7628,"rho":5.1682,"theo":397.6756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":475.0,"last_trade_time":"2025-11-26T09:59:04","percent_change":0.0,"prev_day_close":411.900009155273},{"option":"SPXW260331P06545000","bid":69.4,"bid_size":8.0,"ask":70.3,"ask_size":10.0,"iv":0.2152,"open_interest":47.0,"volume":23.0,"delta":-0.2361,"gamma":0.0006,"vega":7.0734,"theta":-1.8513,"rho":-1.7935,"theo":69.7018,"change":-9.1,"open":64.98,"high":64.98,"low":53.13,"tick":"up","last_trade_price":60.6,"last_trade_time":"2026-02-18T15:51:22","percent_change":-13.056,"prev_day_close":62.8999996185303},{"option":"SPXW260331C06550000","bid":390.3,"bid_size":4.0,"ask":396.5,"ask_size":4.0,"iv":0.2141,"open_interest":203.0,"volume":0.0,"delta":0.7612,"gamma":0.0006,"vega":7.1152,"theta":-1.7693,"rho":5.1533,"theo":393.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":479.04,"last_trade_time":"2026-02-12T09:49:57","percent_change":0.0,"prev_day_close":407.300003051758},{"option":"SPXW260331P06550000","bid":70.1,"bid_size":33.0,"ask":71.0,"ask_size":35.0,"iv":0.2143,"open_interest":5562.0,"volume":50.0,"delta":-0.2388,"gamma":0.0006,"vega":7.1152,"theta":-1.8564,"rho":-1.8136,"theo":70.4902,"change":-6.59,"open":67.65,"high":67.65,"low":54.43,"tick":"down","last_trade_price":63.91,"last_trade_time":"2026-02-18T16:12:52","percent_change":-9.34752,"prev_day_close":63.6500015258789},{"option":"SPXW260331C06555000","bid":384.1,"bid_size":2.0,"ask":395.3,"ask_size":2.0,"iv":0.2141,"open_interest":1.0,"volume":0.0,"delta":0.7585,"gamma":0.0006,"vega":7.1567,"theta":-1.7757,"rho":5.1384,"theo":389.3068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":436.6,"last_trade_time":"2025-10-17T14:52:04","percent_change":0.0,"prev_day_close":403.400009155273},{"option":"SPXW260331P06555000","bid":70.9,"bid_size":18.0,"ask":71.8,"ask_size":10.0,"iv":0.2136,"open_interest":338.0,"volume":7.0,"delta":-0.2414,"gamma":0.0006,"vega":7.1567,"theta":-1.8615,"rho":-1.8339,"theo":71.2882,"change":-7.23,"open":55.6,"high":64.12,"low":55.6,"tick":"up","last_trade_price":64.12,"last_trade_time":"2026-02-18T14:31:39","percent_change":-10.1331,"prev_day_close":64.3999977111816},{"option":"SPXW260331C06560000","bid":382.3,"bid_size":4.0,"ask":388.0,"ask_size":4.0,"iv":0.2128,"open_interest":57.0,"volume":0.0,"delta":0.7558,"gamma":0.0006,"vega":7.1981,"theta":-1.782,"rho":5.1232,"theo":385.1369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":456.16,"last_trade_time":"2026-01-23T15:13:14","percent_change":0.0,"prev_day_close":398.900009155273},{"option":"SPXW260331P06560000","bid":71.8,"bid_size":8.0,"ask":72.7,"ask_size":20.0,"iv":0.213,"open_interest":527.0,"volume":65.0,"delta":-0.2441,"gamma":0.0006,"vega":7.1981,"theta":-1.8665,"rho":-1.8544,"theo":72.0959,"change":-7.89,"open":68.77,"high":69.72,"low":56.16,"tick":"down","last_trade_price":64.26,"last_trade_time":"2026-02-18T15:59:37","percent_change":-10.9356,"prev_day_close":65.1500015258789},{"option":"SPXW260331C06565000","bid":375.5,"bid_size":2.0,"ask":387.0,"ask_size":2.0,"iv":0.2125,"open_interest":3.0,"volume":0.0,"delta":0.7531,"gamma":0.0006,"vega":7.2394,"theta":-1.7883,"rho":5.1079,"theo":380.9767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":437.76,"last_trade_time":"2025-12-31T15:36:01","percent_change":0.0,"prev_day_close":395.050003051758},{"option":"SPXW260331P06565000","bid":72.5,"bid_size":18.0,"ask":73.5,"ask_size":10.0,"iv":0.2123,"open_interest":219.0,"volume":5.0,"delta":-0.2468,"gamma":0.0006,"vega":7.2394,"theta":-1.8714,"rho":-1.875,"theo":72.9133,"change":-8.92,"open":59.17,"high":70.5,"low":59.17,"tick":"down","last_trade_price":64.08,"last_trade_time":"2026-02-18T15:47:08","percent_change":-12.2192,"prev_day_close":65.8999977111816},{"option":"SPXW260331C06570000","bid":374.0,"bid_size":7.0,"ask":379.7,"ask_size":7.0,"iv":0.2114,"open_interest":34.0,"volume":0.0,"delta":0.7504,"gamma":0.0007,"vega":7.2805,"theta":-1.7944,"rho":5.0925,"theo":376.8264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":460.41,"last_trade_time":"2026-02-10T15:33:05","percent_change":0.0,"prev_day_close":390.649993896484},{"option":"SPXW260331P06570000","bid":73.5,"bid_size":8.0,"ask":74.3,"ask_size":20.0,"iv":0.2116,"open_interest":490.0,"volume":4.0,"delta":-0.2496,"gamma":0.0007,"vega":7.2805,"theta":-1.8762,"rho":-1.8957,"theo":73.7406,"change":-5.5,"open":64.3,"high":68.4,"low":64.3,"tick":"up","last_trade_price":68.4,"last_trade_time":"2026-02-18T15:36:14","percent_change":-7.44249,"prev_day_close":66.6500015258789},{"option":"SPXW260331C06575000","bid":369.9,"bid_size":7.0,"ask":375.6,"ask_size":7.0,"iv":0.2107,"open_interest":148.0,"volume":2.0,"delta":0.7476,"gamma":0.0007,"vega":7.3216,"theta":-1.8004,"rho":5.0768,"theo":372.686,"change":35.03,"open":403.08,"high":403.08,"low":403.08,"tick":"down","last_trade_price":403.08,"last_trade_time":"2026-02-18T10:15:28","percent_change":9.51773,"prev_day_close":386.300003051758},{"option":"SPXW260331P06575000","bid":74.2,"bid_size":32.0,"ask":75.1,"ask_size":34.0,"iv":0.2107,"open_interest":1928.0,"volume":3.0,"delta":-0.2523,"gamma":0.0007,"vega":7.3216,"theta":-1.8808,"rho":-1.9167,"theo":74.5778,"change":-9.8,"open":59.67,"high":64.9,"low":59.67,"tick":"up","last_trade_price":64.9,"last_trade_time":"2026-02-18T14:14:36","percent_change":-13.1191,"prev_day_close":67.4499969482422},{"option":"SPXW260331C06580000","bid":365.4,"bid_size":7.0,"ask":371.8,"ask_size":7.0,"iv":0.21,"open_interest":8.0,"volume":0.0,"delta":0.7448,"gamma":0.0007,"vega":7.3626,"theta":-1.8063,"rho":5.0609,"theo":368.5558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":463.86,"last_trade_time":"2026-02-09T15:30:04","percent_change":0.0,"prev_day_close":382.100006103516},{"option":"SPXW260331P06580000","bid":75.2,"bid_size":8.0,"ask":76.0,"ask_size":18.0,"iv":0.2102,"open_interest":536.0,"volume":21.0,"delta":-0.2552,"gamma":0.0007,"vega":7.3626,"theta":-1.8854,"rho":-1.9379,"theo":75.4252,"change":-9.8,"open":66.0,"high":66.0,"low":65.75,"tick":"no_change","last_trade_price":65.75,"last_trade_time":"2026-02-18T15:58:42","percent_change":-12.9715,"prev_day_close":68.2000007629394},{"option":"SPXW260331C06585000","bid":359.0,"bid_size":2.0,"ask":370.5,"ask_size":2.0,"iv":0.2096,"open_interest":10.0,"volume":0.0,"delta":0.7419,"gamma":0.0007,"vega":7.4036,"theta":-1.8121,"rho":5.0448,"theo":364.4357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":446.24,"last_trade_time":"2026-02-10T15:44:11","percent_change":0.0,"prev_day_close":378.199996948242},{"option":"SPXW260331P06585000","bid":76.0,"bid_size":8.0,"ask":76.9,"ask_size":9.0,"iv":0.2094,"open_interest":120.0,"volume":21.0,"delta":-0.258,"gamma":0.0007,"vega":7.4036,"theta":-1.8899,"rho":-1.9593,"theo":76.2828,"change":-9.95,"open":66.7,"high":66.7,"low":66.5,"tick":"no_change","last_trade_price":66.5,"last_trade_time":"2026-02-18T15:58:42","percent_change":-13.015,"prev_day_close":69.0},{"option":"SPXW260331C06590000","bid":357.6,"bid_size":7.0,"ask":363.1,"ask_size":7.0,"iv":0.2085,"open_interest":54.0,"volume":0.0,"delta":0.739,"gamma":0.0007,"vega":7.4447,"theta":-1.8178,"rho":5.0284,"theo":360.3261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":444.0,"last_trade_time":"2026-02-10T15:11:38","percent_change":0.0,"prev_day_close":374.0},{"option":"SPXW260331P06590000","bid":76.8,"bid_size":17.0,"ask":77.7,"ask_size":18.0,"iv":0.2086,"open_interest":236.0,"volume":11.0,"delta":-0.2609,"gamma":0.0007,"vega":7.4447,"theta":-1.8942,"rho":-1.9811,"theo":77.1508,"change":-9.12,"open":63.51,"high":74.6,"low":63.51,"tick":"down","last_trade_price":67.98,"last_trade_time":"2026-02-18T15:47:08","percent_change":-11.7982,"prev_day_close":69.7999992370606},{"option":"SPXW260331C06595000","bid":351.0,"bid_size":2.0,"ask":362.2,"ask_size":2.0,"iv":0.208,"open_interest":4.0,"volume":0.0,"delta":0.7362,"gamma":0.0007,"vega":7.4857,"theta":-1.8234,"rho":5.0117,"theo":356.2271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":449.16,"last_trade_time":"2026-02-09T15:34:41","percent_change":0.0,"prev_day_close":369.900009155273},{"option":"SPXW260331P06595000","bid":77.7,"bid_size":8.0,"ask":78.6,"ask_size":9.0,"iv":0.2079,"open_interest":138.0,"volume":6.0,"delta":-0.2638,"gamma":0.0007,"vega":7.4857,"theta":-1.8984,"rho":-2.0031,"theo":78.0294,"change":-16.16,"open":63.97,"high":63.97,"low":62.04,"tick":"no_change","last_trade_price":62.04,"last_trade_time":"2026-02-18T11:18:20","percent_change":-20.665,"prev_day_close":70.6000022888184},{"option":"SPXW260331C06600000","bid":349.0,"bid_size":7.0,"ask":355.3,"ask_size":7.0,"iv":0.207,"open_interest":488.0,"volume":1.0,"delta":0.7332,"gamma":0.0007,"vega":7.5268,"theta":-1.8288,"rho":4.9946,"theo":352.1388,"change":12.12,"open":374.35,"high":374.35,"low":374.35,"tick":"up","last_trade_price":374.35,"last_trade_time":"2026-02-18T14:00:01","percent_change":3.3151,"prev_day_close":365.600006103516},{"option":"SPXW260331P06600000","bid":78.7,"bid_size":8.0,"ask":79.4,"ask_size":18.0,"iv":0.2073,"open_interest":6279.0,"volume":334.0,"delta":-0.2667,"gamma":0.0007,"vega":7.5268,"theta":-1.9025,"rho":-2.0255,"theo":78.9187,"change":-4.07,"open":77.3,"high":77.3,"low":60.61,"tick":"up","last_trade_price":71.33,"last_trade_time":"2026-02-18T16:08:35","percent_change":-5.69629,"prev_day_close":71.4499969482422},{"option":"SPXW260331C06605000","bid":342.6,"bid_size":2.0,"ask":354.1,"ask_size":2.0,"iv":0.2067,"open_interest":14.0,"volume":0.0,"delta":0.7302,"gamma":0.0007,"vega":7.568,"theta":-1.8341,"rho":4.9772,"theo":348.0616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":336.4,"last_trade_time":"2026-02-05T13:58:14","percent_change":0.0,"prev_day_close":361.5},{"option":"SPXW260331P06605000","bid":79.6,"bid_size":8.0,"ask":80.4,"ask_size":9.0,"iv":0.2065,"open_interest":41.0,"volume":1.0,"delta":-0.2697,"gamma":0.0007,"vega":7.568,"theta":-1.9065,"rho":-2.0482,"theo":79.8191,"change":-4.05,"open":76.0,"high":76.0,"low":76.0,"tick":"down","last_trade_price":76.0,"last_trade_time":"2026-02-18T09:40:27","percent_change":-5.05934,"prev_day_close":72.2999992370606},{"option":"SPXW260331C06610000","bid":341.0,"bid_size":7.0,"ask":346.9,"ask_size":7.0,"iv":0.2055,"open_interest":76.0,"volume":0.0,"delta":0.7272,"gamma":0.0007,"vega":7.6091,"theta":-1.8393,"rho":4.9594,"theo":343.9955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.38,"last_trade_time":"2026-02-17T15:41:56","percent_change":0.0,"prev_day_close":357.25},{"option":"SPXW260331P06610000","bid":80.5,"bid_size":8.0,"ask":81.3,"ask_size":18.0,"iv":0.2058,"open_interest":174.0,"volume":9.0,"delta":-0.2727,"gamma":0.0007,"vega":7.6091,"theta":-1.9103,"rho":-2.0713,"theo":80.7307,"change":-4.3,"open":64.9,"high":76.65,"low":64.32,"tick":"up","last_trade_price":76.65,"last_trade_time":"2026-02-18T14:55:47","percent_change":-5.31192,"prev_day_close":73.1000022888184},{"option":"SPXW260331C06615000","bid":334.5,"bid_size":2.0,"ask":346.0,"ask_size":2.0,"iv":0.2052,"open_interest":2.0,"volume":0.0,"delta":0.7242,"gamma":0.0007,"vega":7.6501,"theta":-1.8444,"rho":4.9413,"theo":339.9409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":344.5,"last_trade_time":"2025-11-19T09:32:42","percent_change":0.0,"prev_day_close":353.199996948242},{"option":"SPXW260331P06615000","bid":81.4,"bid_size":7.0,"ask":82.2,"ask_size":9.0,"iv":0.205,"open_interest":116.0,"volume":3.0,"delta":-0.2757,"gamma":0.0007,"vega":7.6501,"theta":-1.914,"rho":-2.0947,"theo":81.6536,"change":-18.07,"open":64.9,"high":64.9,"low":63.83,"tick":"down","last_trade_price":63.83,"last_trade_time":"2026-02-18T13:08:43","percent_change":-22.0635,"prev_day_close":74.0},{"option":"SPXW260331C06620000","bid":332.9,"bid_size":7.0,"ask":338.7,"ask_size":7.0,"iv":0.204,"open_interest":32.0,"volume":0.0,"delta":0.7211,"gamma":0.0007,"vega":7.691,"theta":-1.8493,"rho":4.9229,"theo":335.8979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":392.33,"last_trade_time":"2026-01-21T15:24:00","percent_change":0.0,"prev_day_close":349.0},{"option":"SPXW260331P06620000","bid":82.3,"bid_size":7.0,"ask":83.2,"ask_size":18.0,"iv":0.2043,"open_interest":255.0,"volume":1.0,"delta":-0.2788,"gamma":0.0007,"vega":7.691,"theta":-1.9176,"rho":-2.1185,"theo":82.5882,"change":-3.72,"open":79.13,"high":79.13,"low":79.13,"tick":"down","last_trade_price":79.13,"last_trade_time":"2026-02-18T09:30:12","percent_change":-4.49004,"prev_day_close":74.8499984741211},{"option":"SPXW260331C06625000","bid":328.9,"bid_size":7.0,"ask":334.7,"ask_size":7.0,"iv":0.2033,"open_interest":64.0,"volume":0.0,"delta":0.718,"gamma":0.0007,"vega":7.7317,"theta":-1.854,"rho":4.904,"theo":331.8667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":323.43,"last_trade_time":"2026-02-17T11:40:28","percent_change":0.0,"prev_day_close":345.0},{"option":"SPXW260331P06625000","bid":83.3,"bid_size":7.0,"ask":84.1,"ask_size":32.0,"iv":0.2036,"open_interest":1385.0,"volume":220.0,"delta":-0.2819,"gamma":0.0007,"vega":7.7317,"theta":-1.921,"rho":-2.1426,"theo":83.5347,"change":-3.9,"open":68.73,"high":79.9,"low":65.25,"tick":"no_change","last_trade_price":79.9,"last_trade_time":"2026-02-18T15:16:08","percent_change":-4.65394,"prev_day_close":75.7000007629394},{"option":"SPXW260331C06630000","bid":325.1,"bid_size":7.0,"ask":331.0,"ask_size":7.0,"iv":0.2029,"open_interest":42.0,"volume":0.0,"delta":0.7149,"gamma":0.0007,"vega":7.7722,"theta":-1.8587,"rho":4.8849,"theo":327.8476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":384.08,"last_trade_time":"2026-01-21T15:24:00","percent_change":0.0,"prev_day_close":340.849990844727},{"option":"SPXW260331P06630000","bid":84.2,"bid_size":7.0,"ask":85.1,"ask_size":17.0,"iv":0.2028,"open_interest":116.0,"volume":34.0,"delta":-0.285,"gamma":0.0007,"vega":7.7722,"theta":-1.9243,"rho":-2.167,"theo":84.4931,"change":-12.3,"open":80.96,"high":80.96,"low":65.18,"tick":"up","last_trade_price":72.5,"last_trade_time":"2026-02-18T13:43:09","percent_change":-14.5047,"prev_day_close":76.6000022888184},{"option":"SPXW260331C06635000","bid":318.4,"bid_size":2.0,"ask":329.9,"ask_size":2.0,"iv":0.2023,"open_interest":4.0,"volume":0.0,"delta":0.7117,"gamma":0.0007,"vega":7.8124,"theta":-1.8632,"rho":4.8656,"theo":323.8406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":420.7,"last_trade_time":"2026-02-09T15:24:00","percent_change":0.0,"prev_day_close":336.850006103516},{"option":"SPXW260331P06635000","bid":85.1,"bid_size":7.0,"ask":86.0,"ask_size":9.0,"iv":0.202,"open_interest":77.0,"volume":29.0,"delta":-0.2882,"gamma":0.0007,"vega":7.8124,"theta":-1.9275,"rho":-2.1917,"theo":85.4638,"change":-12.4,"open":82.02,"high":82.02,"low":65.98,"tick":"up","last_trade_price":73.35,"last_trade_time":"2026-02-18T13:43:09","percent_change":-14.4606,"prev_day_close":77.5},{"option":"SPXW260331C06640000","bid":316.8,"bid_size":7.0,"ask":322.6,"ask_size":7.0,"iv":0.201,"open_interest":22.0,"volume":0.0,"delta":0.7085,"gamma":0.0008,"vega":7.8522,"theta":-1.8675,"rho":4.846,"theo":319.846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":318.63,"last_trade_time":"2026-02-12T15:48:18","percent_change":0.0,"prev_day_close":332.75},{"option":"SPXW260331P06640000","bid":86.2,"bid_size":7.0,"ask":87.0,"ask_size":17.0,"iv":0.2014,"open_interest":191.0,"volume":18.0,"delta":-0.2914,"gamma":0.0008,"vega":7.8522,"theta":-1.9305,"rho":-2.2166,"theo":86.4468,"change":-10.95,"open":70.97,"high":75.8,"low":69.2,"tick":"up","last_trade_price":75.8,"last_trade_time":"2026-02-18T14:14:51","percent_change":-12.6225,"prev_day_close":78.3999977111816},{"option":"SPXW260331C06645000","bid":310.4,"bid_size":6.0,"ask":321.9,"ask_size":6.0,"iv":0.2008,"open_interest":6.0,"volume":0.0,"delta":0.7052,"gamma":0.0008,"vega":7.8916,"theta":-1.8717,"rho":4.8262,"theo":315.8639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.0,"last_trade_time":"2025-11-07T14:31:32","percent_change":0.0,"prev_day_close":328.75},{"option":"SPXW260331P06645000","bid":87.1,"bid_size":7.0,"ask":88.0,"ask_size":9.0,"iv":0.2006,"open_interest":810.0,"volume":1.0,"delta":-0.2947,"gamma":0.0008,"vega":7.8916,"theta":-1.9333,"rho":-2.2417,"theo":87.4423,"change":-3.2,"open":84.6,"high":84.6,"low":84.6,"tick":"up","last_trade_price":84.6,"last_trade_time":"2026-02-18T15:26:28","percent_change":-3.64465,"prev_day_close":79.2999992370606},{"option":"SPXW260331C06650000","bid":308.9,"bid_size":7.0,"ask":314.6,"ask_size":7.0,"iv":0.1995,"open_interest":274.0,"volume":1.0,"delta":0.702,"gamma":0.0008,"vega":7.9305,"theta":-1.8757,"rho":4.8062,"theo":311.8944,"change":25.5,"open":333.0,"high":333.0,"low":333.0,"tick":"up","last_trade_price":333.0,"last_trade_time":"2026-02-18T14:00:01","percent_change":8.29268,"prev_day_close":324.449996948242},{"option":"SPXW260331P06650000","bid":88.1,"bid_size":18.0,"ask":89.0,"ask_size":32.0,"iv":0.1998,"open_interest":903.0,"volume":152.0,"delta":-0.298,"gamma":0.0008,"vega":7.9305,"theta":-1.936,"rho":-2.267,"theo":88.4504,"change":-8.31,"open":85.01,"high":85.1,"low":69.2,"tick":"up","last_trade_price":80.49,"last_trade_time":"2026-02-18T16:12:52","percent_change":-9.35811,"prev_day_close":80.2999992370606},{"option":"SPXW260331C06655000","bid":302.5,"bid_size":6.0,"ask":314.0,"ask_size":6.0,"iv":0.1994,"open_interest":6.0,"volume":0.0,"delta":0.6986,"gamma":0.0008,"vega":7.969,"theta":-1.8796,"rho":4.786,"theo":307.9376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":385.93,"last_trade_time":"2026-01-23T11:07:25","percent_change":0.0,"prev_day_close":320.699996948242},{"option":"SPXW260331P06655000","bid":89.2,"bid_size":7.0,"ask":90.1,"ask_size":8.0,"iv":0.1991,"open_interest":125.0,"volume":5.0,"delta":-0.3013,"gamma":0.0008,"vega":7.969,"theta":-1.9385,"rho":-2.2925,"theo":89.4713,"change":-11.25,"open":74.23,"high":78.6,"low":70.68,"tick":"up","last_trade_price":78.6,"last_trade_time":"2026-02-18T14:15:33","percent_change":-12.5209,"prev_day_close":81.2000007629394},{"option":"SPXW260331C06660000","bid":301.2,"bid_size":7.0,"ask":306.9,"ask_size":7.0,"iv":0.1983,"open_interest":32.0,"volume":0.0,"delta":0.6953,"gamma":0.0008,"vega":8.0071,"theta":-1.8833,"rho":4.7657,"theo":303.9936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.59,"last_trade_time":"2026-02-17T15:29:17","percent_change":0.0,"prev_day_close":316.399993896484},{"option":"SPXW260331P06660000","bid":90.1,"bid_size":24.0,"ask":91.0,"ask_size":23.0,"iv":0.1983,"open_interest":5051.0,"volume":149.0,"delta":-0.3046,"gamma":0.0008,"vega":8.0071,"theta":-1.9409,"rho":-2.3182,"theo":90.5049,"change":-3.9,"open":71.1,"high":87.05,"low":71.1,"tick":"no_change","last_trade_price":87.05,"last_trade_time":"2026-02-18T15:29:31","percent_change":-4.28807,"prev_day_close":82.2000007629394},{"option":"SPXW260331C06665000","bid":299.7,"bid_size":1.0,"ask":300.9,"ask_size":1.0,"iv":0.1976,"open_interest":11.0,"volume":0.0,"delta":0.6919,"gamma":0.0008,"vega":8.0448,"theta":-1.8868,"rho":4.7452,"theo":300.0626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":400.99,"last_trade_time":"2026-01-26T12:41:57","percent_change":0.0,"prev_day_close":312.699996948242},{"option":"SPXW260331P06665000","bid":91.1,"bid_size":15.0,"ask":92.1,"ask_size":8.0,"iv":0.1977,"open_interest":71.0,"volume":0.0,"delta":-0.308,"gamma":0.0008,"vega":8.0448,"theta":-1.9431,"rho":-2.344,"theo":91.5515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.7,"last_trade_time":"2026-02-17T15:54:16","percent_change":0.0,"prev_day_close":83.1000022888184},{"option":"SPXW260331C06670000","bid":295.8,"bid_size":1.0,"ask":297.0,"ask_size":1.0,"iv":0.1969,"open_interest":37.0,"volume":0.0,"delta":0.6884,"gamma":0.0008,"vega":8.0821,"theta":-1.8902,"rho":4.7245,"theo":296.1447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":355.48,"last_trade_time":"2026-02-06T15:38:08","percent_change":0.0,"prev_day_close":308.5},{"option":"SPXW260331P06670000","bid":92.3,"bid_size":7.0,"ask":93.2,"ask_size":16.0,"iv":0.1969,"open_interest":273.0,"volume":8.0,"delta":-0.3115,"gamma":0.0008,"vega":8.0821,"theta":-1.9451,"rho":-2.37,"theo":92.6112,"change":-9.31,"open":88.45,"high":88.45,"low":72.8,"tick":"up","last_trade_price":83.74,"last_trade_time":"2026-02-18T15:44:49","percent_change":-10.0054,"prev_day_close":84.0500030517578},{"option":"SPXW260331C06675000","bid":291.8,"bid_size":1.0,"ask":293.0,"ask_size":1.0,"iv":0.1962,"open_interest":96.0,"volume":0.0,"delta":0.6849,"gamma":0.0008,"vega":8.119,"theta":-1.8934,"rho":4.7035,"theo":292.2399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":349.2,"last_trade_time":"2025-12-31T15:44:03","percent_change":0.0,"prev_day_close":304.75},{"option":"SPXW260331P06675000","bid":93.4,"bid_size":7.0,"ask":94.2,"ask_size":31.0,"iv":0.1961,"open_interest":571.0,"volume":52.0,"delta":-0.315,"gamma":0.0008,"vega":8.119,"theta":-1.947,"rho":-2.3963,"theo":93.6841,"change":8.81,"open":77.87,"high":84.65,"low":72.71,"tick":"up","last_trade_price":84.65,"last_trade_time":"2026-02-18T15:44:49","percent_change":10.3525,"prev_day_close":85.1000022888184},{"option":"SPXW260331C06680000","bid":288.0,"bid_size":1.0,"ask":289.1,"ask_size":1.0,"iv":0.1954,"open_interest":30.0,"volume":0.0,"delta":0.6814,"gamma":0.0008,"vega":8.1557,"theta":-1.8964,"rho":4.6823,"theo":288.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":406.6,"last_trade_time":"2026-01-28T15:09:26","percent_change":0.0,"prev_day_close":300.600006103516},{"option":"SPXW260331P06680000","bid":94.4,"bid_size":7.0,"ask":95.3,"ask_size":15.0,"iv":0.1953,"open_interest":455.0,"volume":51.0,"delta":-0.3185,"gamma":0.0008,"vega":8.1557,"theta":-1.9487,"rho":-2.4228,"theo":94.7704,"change":-18.88,"open":73.37,"high":78.5,"low":73.37,"tick":"down","last_trade_price":76.42,"last_trade_time":"2026-02-18T12:43:36","percent_change":-19.8111,"prev_day_close":86.1000022888184},{"option":"SPXW260331C06685000","bid":284.1,"bid_size":1.0,"ask":285.3,"ask_size":1.0,"iv":0.1943,"open_interest":26.0,"volume":0.0,"delta":0.6779,"gamma":0.0008,"vega":8.1921,"theta":-1.8993,"rho":4.6607,"theo":284.4708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":285.8,"last_trade_time":"2026-02-13T15:06:44","percent_change":0.0,"prev_day_close":296.25},{"option":"SPXW260331P06685000","bid":95.4,"bid_size":15.0,"ask":96.4,"ask_size":8.0,"iv":0.1946,"open_interest":95.0,"volume":42.0,"delta":-0.322,"gamma":0.0008,"vega":8.1921,"theta":-1.9502,"rho":-2.4498,"theo":95.8702,"change":-21.05,"open":80.86,"high":80.86,"low":75.4,"tick":"down","last_trade_price":75.4,"last_trade_time":"2026-02-18T11:10:07","percent_change":-21.8248,"prev_day_close":87.1000022888184},{"option":"SPXW260331C06690000","bid":280.2,"bid_size":1.0,"ask":281.4,"ask_size":1.0,"iv":0.1939,"open_interest":92.0,"volume":0.0,"delta":0.6743,"gamma":0.0008,"vega":8.2282,"theta":-1.9019,"rho":4.6387,"theo":280.6068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":393.57,"last_trade_time":"2026-01-28T13:55:54","percent_change":0.0,"prev_day_close":292.349990844727},{"option":"SPXW260331P06690000","bid":96.6,"bid_size":7.0,"ask":97.5,"ask_size":15.0,"iv":0.1938,"open_interest":119.0,"volume":6.0,"delta":-0.3256,"gamma":0.0008,"vega":8.2282,"theta":-1.9515,"rho":-2.477,"theo":96.9838,"change":-6.78,"open":80.4,"high":95.04,"low":78.02,"tick":"down","last_trade_price":90.77,"last_trade_time":"2026-02-18T15:31:57","percent_change":-6.95028,"prev_day_close":88.1500015258789},{"option":"SPXW260331C06695000","bid":276.3,"bid_size":1.0,"ask":277.5,"ask_size":1.0,"iv":0.1932,"open_interest":23.0,"volume":0.0,"delta":0.6707,"gamma":0.0008,"vega":8.2641,"theta":-1.9044,"rho":4.6164,"theo":276.7568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":294.6,"last_trade_time":"2026-02-12T15:08:42","percent_change":0.0,"prev_day_close":288.350006103516},{"option":"SPXW260331P06695000","bid":97.7,"bid_size":7.0,"ask":98.6,"ask_size":8.0,"iv":0.193,"open_interest":185.0,"volume":12.0,"delta":-0.3293,"gamma":0.0008,"vega":8.2641,"theta":-1.9526,"rho":-2.5047,"theo":98.1115,"change":-8.68,"open":79.55,"high":89.97,"low":79.55,"tick":"up","last_trade_price":89.97,"last_trade_time":"2026-02-18T15:40:24","percent_change":-8.79879,"prev_day_close":89.2000007629394},{"option":"SPXW260331C06700000","bid":272.5,"bid_size":1.0,"ask":273.7,"ask_size":1.0,"iv":0.1926,"open_interest":822.0,"volume":1.0,"delta":0.667,"gamma":0.0008,"vega":8.2997,"theta":-1.9067,"rho":4.5935,"theo":272.9212,"change":31.7,"open":300.0,"high":300.0,"low":300.0,"tick":"up","last_trade_price":300.0,"last_trade_time":"2026-02-18T10:28:43","percent_change":11.8151,"prev_day_close":284.449996948242},{"option":"SPXW260331P06700000","bid":98.9,"bid_size":7.0,"ask":99.7,"ask_size":21.0,"iv":0.1924,"open_interest":2946.0,"volume":235.0,"delta":-0.3329,"gamma":0.0008,"vega":8.2997,"theta":-1.9536,"rho":-2.5329,"theo":99.2534,"change":-9.85,"open":95.0,"high":97.24,"low":77.0,"tick":"no_change","last_trade_price":90.0,"last_trade_time":"2026-02-18T16:01:00","percent_change":-9.8648,"prev_day_close":90.25},{"option":"SPXW260331C06705000","bid":268.7,"bid_size":1.0,"ask":269.9,"ask_size":1.0,"iv":0.1916,"open_interest":28.0,"volume":0.0,"delta":0.6633,"gamma":0.0008,"vega":8.335,"theta":-1.9088,"rho":4.5703,"theo":269.1001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.25,"last_trade_time":"2026-01-29T13:43:01","percent_change":0.0,"prev_day_close":280.399993896484},{"option":"SPXW260331P06705000","bid":99.9,"bid_size":15.0,"ask":100.9,"ask_size":8.0,"iv":0.1916,"open_interest":70.0,"volume":1.0,"delta":-0.3366,"gamma":0.0008,"vega":8.335,"theta":-1.9543,"rho":-2.5614,"theo":100.41,"change":-16.95,"open":84.1,"high":84.1,"low":84.1,"tick":"down","last_trade_price":84.1,"last_trade_time":"2026-02-18T10:08:37","percent_change":-16.7739,"prev_day_close":91.2999992370606},{"option":"SPXW260331C06710000","bid":264.9,"bid_size":1.0,"ask":266.0,"ask_size":1.0,"iv":0.1909,"open_interest":122.0,"volume":0.0,"delta":0.6595,"gamma":0.0008,"vega":8.3699,"theta":-1.9106,"rho":4.5465,"theo":265.2939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":246.67,"last_trade_time":"2026-02-17T11:05:54","percent_change":0.0,"prev_day_close":276.649993896484},{"option":"SPXW260331P06710000","bid":101.1,"bid_size":7.0,"ask":102.1,"ask_size":15.0,"iv":0.1908,"open_interest":2542.0,"volume":2052.0,"delta":-0.3404,"gamma":0.0008,"vega":8.3699,"theta":-1.9548,"rho":-2.5905,"theo":101.5814,"change":-9.7,"open":100.0,"high":100.0,"low":92.55,"tick":"down","last_trade_price":92.55,"last_trade_time":"2026-02-18T15:45:07","percent_change":-9.48655,"prev_day_close":92.3999977111816},{"option":"SPXW260331C06715000","bid":261.1,"bid_size":1.0,"ask":262.2,"ask_size":1.0,"iv":0.1903,"open_interest":11.0,"volume":0.0,"delta":0.6557,"gamma":0.0008,"vega":8.4044,"theta":-1.9123,"rho":4.5224,"theo":261.5028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.4,"last_trade_time":"2026-02-13T15:04:00","percent_change":0.0,"prev_day_close":272.75},{"option":"SPXW260331P06715000","bid":102.4,"bid_size":6.0,"ask":103.3,"ask_size":8.0,"iv":0.1901,"open_interest":173.0,"volume":31.0,"delta":-0.3442,"gamma":0.0008,"vega":8.4044,"theta":-1.9551,"rho":-2.6199,"theo":102.7679,"change":-12.95,"open":86.5,"high":90.5,"low":80.5,"tick":"up","last_trade_price":90.5,"last_trade_time":"2026-02-18T14:14:47","percent_change":-12.5181,"prev_day_close":93.5},{"option":"SPXW260331C06720000","bid":257.3,"bid_size":2.0,"ask":258.4,"ask_size":2.0,"iv":0.1892,"open_interest":140.0,"volume":0.0,"delta":0.6519,"gamma":0.0008,"vega":8.4384,"theta":-1.9138,"rho":4.4978,"theo":257.7271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":256.2,"last_trade_time":"2026-02-05T11:25:46","percent_change":0.0,"prev_day_close":268.949996948242},{"option":"SPXW260331P06720000","bid":103.6,"bid_size":6.0,"ask":104.5,"ask_size":14.0,"iv":0.1894,"open_interest":602.0,"volume":3.0,"delta":-0.348,"gamma":0.0008,"vega":8.4384,"theta":-1.9552,"rho":-2.6498,"theo":103.9698,"change":-13.15,"open":100.31,"high":100.31,"low":83.9,"tick":"up","last_trade_price":91.5,"last_trade_time":"2026-02-18T14:15:16","percent_change":-12.5657,"prev_day_close":94.6000022888184},{"option":"SPXW260331C06725000","bid":253.5,"bid_size":2.0,"ask":254.7,"ask_size":5.0,"iv":0.1886,"open_interest":130.0,"volume":0.0,"delta":0.648,"gamma":0.0009,"vega":8.4717,"theta":-1.915,"rho":4.473,"theo":253.967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":266.92,"last_trade_time":"2026-02-12T12:31:58","percent_change":0.0,"prev_day_close":265.050003051758},{"option":"SPXW260331P06725000","bid":104.8,"bid_size":6.0,"ask":105.7,"ask_size":14.0,"iv":0.1887,"open_interest":234.0,"volume":7.0,"delta":-0.3519,"gamma":0.0009,"vega":8.4717,"theta":-1.9551,"rho":-2.68,"theo":105.1874,"change":-3.96,"open":84.2,"high":101.94,"low":84.2,"tick":"up","last_trade_price":101.94,"last_trade_time":"2026-02-18T15:23:37","percent_change":-3.73938,"prev_day_close":95.7000007629394},{"option":"SPXW260331C06730000","bid":249.7,"bid_size":2.0,"ask":250.9,"ask_size":2.0,"iv":0.1878,"open_interest":64.0,"volume":0.0,"delta":0.6441,"gamma":0.0009,"vega":8.5044,"theta":-1.916,"rho":4.4478,"theo":250.2228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":364.0,"last_trade_time":"2026-02-02T14:58:17","percent_change":0.0,"prev_day_close":261.199996948242},{"option":"SPXW260331P06730000","bid":106.0,"bid_size":6.0,"ask":106.9,"ask_size":14.0,"iv":0.1877,"open_interest":195.0,"volume":20.0,"delta":-0.3558,"gamma":0.0009,"vega":8.5044,"theta":-1.9548,"rho":-2.7104,"theo":106.4207,"change":-13.1,"open":88.9,"high":97.55,"low":84.8,"tick":"no_change","last_trade_price":94.05,"last_trade_time":"2026-02-18T15:49:55","percent_change":-12.2259,"prev_day_close":96.8499984741211},{"option":"SPXW260331C06735000","bid":246.0,"bid_size":2.0,"ask":247.2,"ask_size":2.0,"iv":0.187,"open_interest":26.0,"volume":0.0,"delta":0.6401,"gamma":0.0009,"vega":8.5364,"theta":-1.9168,"rho":4.4224,"theo":246.4944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.2,"last_trade_time":"2026-02-17T15:05:53","percent_change":0.0,"prev_day_close":257.350006103516},{"option":"SPXW260331P06735000","bid":107.2,"bid_size":6.0,"ask":108.1,"ask_size":7.0,"iv":0.1869,"open_interest":108.0,"volume":13.0,"delta":-0.3598,"gamma":0.0009,"vega":8.5364,"theta":-1.9542,"rho":-2.7412,"theo":107.67,"change":-13.25,"open":104.05,"high":104.05,"low":88.65,"tick":"no_change","last_trade_price":95.15,"last_trade_time":"2026-02-18T15:49:55","percent_change":-12.2232,"prev_day_close":98.0},{"option":"SPXW260331C06740000","bid":242.3,"bid_size":7.0,"ask":243.4,"ask_size":2.0,"iv":0.1863,"open_interest":55.0,"volume":12.0,"delta":0.6361,"gamma":0.0009,"vega":8.5677,"theta":-1.9173,"rho":4.3968,"theo":242.7822,"change":11.5,"open":266.1,"high":270.0,"low":249.9,"tick":"no_change","last_trade_price":249.9,"last_trade_time":"2026-02-18T14:55:38","percent_change":4.82382,"prev_day_close":253.549995422363},{"option":"SPXW260331P06740000","bid":108.5,"bid_size":6.0,"ask":109.4,"ask_size":13.0,"iv":0.1862,"open_interest":322.0,"volume":8.0,"delta":-0.3638,"gamma":0.0009,"vega":8.5677,"theta":-1.9534,"rho":-2.7721,"theo":108.9354,"change":-22.55,"open":92.45,"high":92.45,"low":87.1,"tick":"down","last_trade_price":87.1,"last_trade_time":"2026-02-18T12:47:50","percent_change":-20.5654,"prev_day_close":99.2000007629394},{"option":"SPXW260331C06745000","bid":238.6,"bid_size":5.0,"ask":239.7,"ask_size":2.0,"iv":0.1855,"open_interest":7.0,"volume":0.0,"delta":0.6321,"gamma":0.0009,"vega":8.5982,"theta":-1.9176,"rho":4.3711,"theo":239.0863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":235.2,"last_trade_time":"2026-02-05T11:23:57","percent_change":0.0,"prev_day_close":249.75},{"option":"SPXW260331P06745000","bid":109.6,"bid_size":13.0,"ask":110.7,"ask_size":7.0,"iv":0.1855,"open_interest":132.0,"volume":1.0,"delta":-0.3678,"gamma":0.0009,"vega":8.5982,"theta":-1.9524,"rho":-2.8031,"theo":110.217,"change":-14.45,"open":96.6,"high":96.6,"low":96.6,"tick":"down","last_trade_price":96.6,"last_trade_time":"2026-02-18T14:13:15","percent_change":-13.0122,"prev_day_close":100.349998474121},{"option":"SPXW260331C06750000","bid":234.9,"bid_size":5.0,"ask":236.0,"ask_size":9.0,"iv":0.1847,"open_interest":927.0,"volume":0.0,"delta":0.628,"gamma":0.0009,"vega":8.6278,"theta":-1.9177,"rho":4.3451,"theo":235.4066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.42,"last_trade_time":"2026-02-17T11:13:58","percent_change":0.0,"prev_day_close":245.849998474121},{"option":"SPXW260331P06750000","bid":111.0,"bid_size":6.0,"ask":111.9,"ask_size":28.0,"iv":0.1846,"open_interest":2360.0,"volume":342.0,"delta":-0.3719,"gamma":0.0009,"vega":8.6278,"theta":-1.9511,"rho":-2.8344,"theo":111.515,"change":8.32,"open":93.58,"high":108.92,"low":89.18,"tick":"up","last_trade_price":101.77,"last_trade_time":"2026-02-18T16:12:52","percent_change":8.19301,"prev_day_close":101.549999237061},{"option":"SPXW260331C06755000","bid":231.2,"bid_size":7.0,"ask":232.3,"ask_size":2.0,"iv":0.1839,"open_interest":52.0,"volume":0.0,"delta":0.6238,"gamma":0.0009,"vega":8.6568,"theta":-1.9175,"rho":4.319,"theo":231.7434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":224.8,"last_trade_time":"2026-02-16T10:29:57","percent_change":0.0,"prev_day_close":242.25},{"option":"SPXW260331P06755000","bid":112.3,"bid_size":6.0,"ask":113.3,"ask_size":7.0,"iv":0.1838,"open_interest":54.0,"volume":1.0,"delta":-0.3761,"gamma":0.0009,"vega":8.6568,"theta":-1.9496,"rho":-2.8659,"theo":112.8295,"change":-8.37,"open":105.28,"high":105.28,"low":105.28,"tick":"down","last_trade_price":105.28,"last_trade_time":"2026-02-18T14:37:22","percent_change":-7.36472,"prev_day_close":102.799999237061},{"option":"SPXW260331C06760000","bid":227.7,"bid_size":5.0,"ask":228.7,"ask_size":2.0,"iv":0.1833,"open_interest":34.0,"volume":0.0,"delta":0.6197,"gamma":0.0009,"vega":8.685,"theta":-1.9171,"rho":4.2926,"theo":228.0969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.8,"last_trade_time":"2026-02-13T09:49:46","percent_change":0.0,"prev_day_close":238.450004577637},{"option":"SPXW260331P06760000","bid":113.5,"bid_size":21.0,"ask":114.5,"ask_size":21.0,"iv":0.1831,"open_interest":4908.0,"volume":3.0,"delta":-0.3802,"gamma":0.0009,"vega":8.685,"theta":-1.9478,"rho":-2.8976,"theo":114.1605,"change":-4.3,"open":100.3,"high":110.75,"low":100.3,"tick":"no_change","last_trade_price":110.75,"last_trade_time":"2026-02-18T15:23:36","percent_change":-3.7375,"prev_day_close":104.049999237061},{"option":"SPXW260331C06765000","bid":223.9,"bid_size":7.0,"ask":225.0,"ask_size":2.0,"iv":0.1823,"open_interest":24.0,"volume":0.0,"delta":0.6154,"gamma":0.0009,"vega":8.7125,"theta":-1.9164,"rho":4.2659,"theo":224.4671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.4,"last_trade_time":"2026-02-06T14:49:37","percent_change":0.0,"prev_day_close":234.75},{"option":"SPXW260331P06765000","bid":115.0,"bid_size":6.0,"ask":115.9,"ask_size":7.0,"iv":0.1823,"open_interest":40.0,"volume":2.0,"delta":-0.3845,"gamma":0.0009,"vega":8.7125,"theta":-1.9458,"rho":-2.9296,"theo":115.5084,"change":-14.6,"open":101.6,"high":101.9,"low":101.6,"tick":"up","last_trade_price":101.9,"last_trade_time":"2026-02-18T14:15:07","percent_change":-12.5322,"prev_day_close":105.25},{"option":"SPXW260331C06770000","bid":220.3,"bid_size":5.0,"ask":221.5,"ask_size":6.0,"iv":0.1816,"open_interest":22.0,"volume":0.0,"delta":0.6112,"gamma":0.0009,"vega":8.7393,"theta":-1.9155,"rho":4.2388,"theo":220.8544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":216.5,"last_trade_time":"2026-02-13T09:33:55","percent_change":0.0,"prev_day_close":231.049995422363},{"option":"SPXW260331P06770000","bid":116.3,"bid_size":6.0,"ask":117.3,"ask_size":12.0,"iv":0.1816,"open_interest":2469.0,"volume":2039.0,"delta":-0.3888,"gamma":0.0009,"vega":8.7393,"theta":-1.9435,"rho":-2.962,"theo":116.8732,"change":-3.6,"open":115.4,"high":115.4,"low":114.3,"tick":"down","last_trade_price":114.3,"last_trade_time":"2026-02-18T09:33:37","percent_change":-3.05344,"prev_day_close":106.549999237061},{"option":"SPXW260331C06775000","bid":216.8,"bid_size":5.0,"ask":217.9,"ask_size":6.0,"iv":0.1808,"open_interest":237.0,"volume":1.0,"delta":0.6068,"gamma":0.0009,"vega":8.7654,"theta":-1.9143,"rho":4.2113,"theo":217.2589,"change":26.47,"open":239.57,"high":239.57,"low":239.57,"tick":"up","last_trade_price":239.57,"last_trade_time":"2026-02-18T11:54:38","percent_change":12.4214,"prev_day_close":227.349998474121},{"option":"SPXW260331P06775000","bid":117.7,"bid_size":6.0,"ask":118.6,"ask_size":12.0,"iv":0.1807,"open_interest":782.0,"volume":2.0,"delta":-0.3931,"gamma":0.0009,"vega":8.7654,"theta":-1.941,"rho":-2.9948,"theo":118.2554,"change":-22.49,"open":96.81,"high":96.81,"low":96.81,"tick":"no_change","last_trade_price":96.81,"last_trade_time":"2026-02-18T11:52:16","percent_change":-18.8516,"prev_day_close":107.849998474121},{"option":"SPXW260331C06780000","bid":213.1,"bid_size":7.0,"ask":214.3,"ask_size":6.0,"iv":0.18,"open_interest":107.0,"volume":0.0,"delta":0.6025,"gamma":0.0009,"vega":8.7908,"theta":-1.9128,"rho":4.1832,"theo":213.6811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":206.3,"last_trade_time":"2026-02-17T12:08:14","percent_change":0.0,"prev_day_close":223.700004577637},{"option":"SPXW260331P06780000","bid":119.1,"bid_size":6.0,"ask":120.0,"ask_size":12.0,"iv":0.1799,"open_interest":126.0,"volume":0.0,"delta":-0.3974,"gamma":0.0009,"vega":8.7908,"theta":-1.9382,"rho":-3.0282,"theo":119.6552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.08,"last_trade_time":"2026-02-17T13:44:21","percent_change":0.0,"prev_day_close":109.150001525879},{"option":"SPXW260331C06785000","bid":209.5,"bid_size":7.0,"ask":210.6,"ask_size":2.0,"iv":0.1793,"open_interest":34.0,"volume":0.0,"delta":0.5981,"gamma":0.0009,"vega":8.8155,"theta":-1.9111,"rho":4.1547,"theo":210.1212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":202.7,"last_trade_time":"2026-02-17T15:34:46","percent_change":0.0,"prev_day_close":220.050003051758},{"option":"SPXW260331P06785000","bid":120.5,"bid_size":6.0,"ask":121.4,"ask_size":6.0,"iv":0.1792,"open_interest":108.0,"volume":5.0,"delta":-0.4018,"gamma":0.0009,"vega":8.8155,"theta":-1.9351,"rho":-3.0621,"theo":121.0729,"change":-25.1,"open":97.1,"high":97.1,"low":97.1,"tick":"down","last_trade_price":97.1,"last_trade_time":"2026-02-18T12:47:36","percent_change":-20.5401,"prev_day_close":110.450000762939},{"option":"SPXW260331C06790000","bid":206.1,"bid_size":5.0,"ask":207.2,"ask_size":6.0,"iv":0.1784,"open_interest":33.0,"volume":0.0,"delta":0.5936,"gamma":0.001,"vega":8.8395,"theta":-1.9091,"rho":4.1256,"theo":206.5797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":202.8,"last_trade_time":"2026-02-17T11:27:46","percent_change":0.0,"prev_day_close":216.400001525879},{"option":"SPXW260331P06790000","bid":121.9,"bid_size":6.0,"ask":122.9,"ask_size":12.0,"iv":0.1784,"open_interest":593.0,"volume":501.0,"delta":-0.4063,"gamma":0.001,"vega":8.8395,"theta":-1.9318,"rho":-3.0965,"theo":122.509,"change":-25.07,"open":102.95,"high":102.95,"low":96.64,"tick":"no_change","last_trade_price":98.58,"last_trade_time":"2026-02-18T13:13:58","percent_change":-20.275,"prev_day_close":111.75},{"option":"SPXW260331C06795000","bid":202.4,"bid_size":8.0,"ask":203.6,"ask_size":2.0,"iv":0.1775,"open_interest":70.0,"volume":0.0,"delta":0.5891,"gamma":0.001,"vega":8.8626,"theta":-1.9068,"rho":4.0959,"theo":203.0568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.45,"last_trade_time":"2026-02-06T15:40:04","percent_change":0.0,"prev_day_close":212.75},{"option":"SPXW260331P06795000","bid":123.3,"bid_size":6.0,"ask":124.3,"ask_size":6.0,"iv":0.1775,"open_interest":183.0,"volume":63.0,"delta":-0.4108,"gamma":0.001,"vega":8.8626,"theta":-1.9281,"rho":-3.1314,"theo":123.9638,"change":-21.91,"open":105.7,"high":105.7,"low":100.3,"tick":"up","last_trade_price":103.24,"last_trade_time":"2026-02-18T11:55:34","percent_change":-17.507,"prev_day_close":113.150001525879},{"option":"SPXW260331C06800000","bid":198.9,"bid_size":17.0,"ask":200.0,"ask_size":17.0,"iv":0.1768,"open_interest":1016.0,"volume":3.0,"delta":0.5846,"gamma":0.001,"vega":8.8848,"theta":-1.9042,"rho":4.0658,"theo":199.553,"change":19.9,"open":206.15,"high":220.38,"low":206.15,"tick":"down","last_trade_price":215.5,"last_trade_time":"2026-02-18T15:58:51","percent_change":10.1738,"prev_day_close":209.150001525879},{"option":"SPXW260331P06800000","bid":124.8,"bid_size":5.0,"ask":125.8,"ask_size":27.0,"iv":0.1768,"open_interest":6158.0,"volume":95.0,"delta":-0.4154,"gamma":0.001,"vega":8.8848,"theta":-1.9242,"rho":-3.1669,"theo":125.4375,"change":8.97,"open":118.7,"high":120.9,"low":98.82,"tick":"down","last_trade_price":110.41,"last_trade_time":"2026-02-18T15:58:11","percent_change":7.83406,"prev_day_close":114.5},{"option":"SPXW260331C06805000","bid":195.4,"bid_size":8.0,"ask":196.5,"ask_size":2.0,"iv":0.176,"open_interest":25.0,"volume":0.0,"delta":0.58,"gamma":0.001,"vega":8.906,"theta":-1.9013,"rho":4.0353,"theo":196.0685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.9,"last_trade_time":"2026-02-17T10:45:37","percent_change":0.0,"prev_day_close":205.549995422363},{"option":"SPXW260331P06805000","bid":126.3,"bid_size":5.0,"ask":127.3,"ask_size":6.0,"iv":0.176,"open_interest":128.0,"volume":6.0,"delta":-0.42,"gamma":0.001,"vega":8.906,"theta":-1.9199,"rho":-3.2027,"theo":126.9307,"change":-15.1,"open":106.56,"high":113.0,"low":106.56,"tick":"up","last_trade_price":113.0,"last_trade_time":"2026-02-18T14:17:37","percent_change":-11.7877,"prev_day_close":115.899997711182},{"option":"SPXW260331C06810000","bid":192.1,"bid_size":6.0,"ask":193.1,"ask_size":2.0,"iv":0.1752,"open_interest":60.0,"volume":0.0,"delta":0.5753,"gamma":0.001,"vega":8.9263,"theta":-1.898,"rho":4.0044,"theo":192.6036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.24,"last_trade_time":"2026-02-17T11:00:53","percent_change":0.0,"prev_day_close":202.0},{"option":"SPXW260331P06810000","bid":127.8,"bid_size":5.0,"ask":128.8,"ask_size":11.0,"iv":0.1751,"open_interest":440.0,"volume":0.0,"delta":-0.4246,"gamma":0.001,"vega":8.9263,"theta":-1.9154,"rho":-3.2389,"theo":128.4434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":148.65,"last_trade_time":"2026-02-17T12:54:53","percent_change":0.0,"prev_day_close":117.349998474121},{"option":"SPXW260331C06815000","bid":188.6,"bid_size":6.0,"ask":189.6,"ask_size":2.0,"iv":0.1744,"open_interest":73.0,"volume":0.0,"delta":0.5706,"gamma":0.001,"vega":8.9454,"theta":-1.8945,"rho":3.9732,"theo":189.1585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.6,"last_trade_time":"2026-02-17T10:25:49","percent_change":0.0,"prev_day_close":198.450004577637},{"option":"SPXW260331P06815000","bid":129.3,"bid_size":5.0,"ask":130.3,"ask_size":6.0,"iv":0.1743,"open_interest":72.0,"volume":0.0,"delta":-0.4293,"gamma":0.001,"vega":8.9454,"theta":-1.9105,"rho":-3.2754,"theo":129.976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.17,"last_trade_time":"2026-02-17T15:42:01","percent_change":0.0,"prev_day_close":118.75},{"option":"SPXW260331C06820000","bid":185.2,"bid_size":6.0,"ask":186.2,"ask_size":2.0,"iv":0.1736,"open_interest":34.0,"volume":0.0,"delta":0.5659,"gamma":0.001,"vega":8.9633,"theta":-1.8907,"rho":3.9419,"theo":185.7335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.4,"last_trade_time":"2026-02-17T15:43:09","percent_change":0.0,"prev_day_close":194.950004577637},{"option":"SPXW260331P06820000","bid":130.8,"bid_size":5.0,"ask":131.8,"ask_size":11.0,"iv":0.1736,"open_interest":229.0,"volume":26.0,"delta":-0.434,"gamma":0.001,"vega":8.9633,"theta":-1.9053,"rho":-3.312,"theo":131.5285,"change":-25.25,"open":105.9,"high":107.7,"low":104.51,"tick":"no_change","last_trade_price":107.7,"last_trade_time":"2026-02-18T12:46:10","percent_change":-18.9921,"prev_day_close":120.150001525879},{"option":"SPXW260331C06825000","bid":181.6,"bid_size":8.0,"ask":182.8,"ask_size":2.0,"iv":0.1728,"open_interest":591.0,"volume":1.0,"delta":0.5611,"gamma":0.001,"vega":8.9801,"theta":-1.8866,"rho":3.9104,"theo":182.3286,"change":10.05,"open":188.65,"high":188.65,"low":188.65,"tick":"up","last_trade_price":188.65,"last_trade_time":"2026-02-18T09:54:40","percent_change":5.6271,"prev_day_close":191.450004577637},{"option":"SPXW260331P06825000","bid":132.4,"bid_size":5.0,"ask":133.4,"ask_size":11.0,"iv":0.1727,"open_interest":381.0,"volume":2.0,"delta":-0.4388,"gamma":0.001,"vega":8.9801,"theta":-1.8998,"rho":-3.3488,"theo":133.1013,"change":-19.2,"open":109.1,"high":115.3,"low":109.1,"tick":"up","last_trade_price":115.3,"last_trade_time":"2026-02-18T13:44:04","percent_change":-14.2751,"prev_day_close":121.650001525879},{"option":"SPXW260331C06830000","bid":178.2,"bid_size":8.0,"ask":179.4,"ask_size":2.0,"iv":0.172,"open_interest":34.0,"volume":0.0,"delta":0.5563,"gamma":0.001,"vega":8.9957,"theta":-1.8821,"rho":3.8788,"theo":178.9441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":171.24,"last_trade_time":"2026-02-17T15:38:25","percent_change":0.0,"prev_day_close":187.950004577637},{"option":"SPXW260331P06830000","bid":134.0,"bid_size":5.0,"ask":135.0,"ask_size":11.0,"iv":0.1719,"open_interest":114.0,"volume":3.0,"delta":-0.4436,"gamma":0.001,"vega":8.9957,"theta":-1.894,"rho":-3.3858,"theo":134.6944,"change":-10.26,"open":109.4,"high":125.94,"low":109.4,"tick":"up","last_trade_price":125.94,"last_trade_time":"2026-02-18T14:40:56","percent_change":-7.53304,"prev_day_close":123.150001525879},{"option":"SPXW260331C06835000","bid":175.0,"bid_size":6.0,"ask":176.0,"ask_size":2.0,"iv":0.1711,"open_interest":33.0,"volume":1.0,"delta":0.5514,"gamma":0.001,"vega":9.0101,"theta":-1.8773,"rho":3.8469,"theo":175.5802,"change":11.45,"open":183.4,"high":183.4,"low":183.4,"tick":"up","last_trade_price":183.4,"last_trade_time":"2026-02-18T15:39:32","percent_change":6.65891,"prev_day_close":184.450004577637},{"option":"SPXW260331P06835000","bid":135.6,"bid_size":5.0,"ask":136.6,"ask_size":6.0,"iv":0.1711,"open_interest":146.0,"volume":2.0,"delta":-0.4485,"gamma":0.001,"vega":9.0101,"theta":-1.8879,"rho":-3.423,"theo":136.308,"change":-12.35,"open":137.14,"high":137.14,"low":125.45,"tick":"down","last_trade_price":125.45,"last_trade_time":"2026-02-18T15:39:32","percent_change":-8.96226,"prev_day_close":124.650001525879},{"option":"SPXW260331C06840000","bid":171.5,"bid_size":8.0,"ask":172.7,"ask_size":2.0,"iv":0.1705,"open_interest":278.0,"volume":0.0,"delta":0.5464,"gamma":0.001,"vega":9.0233,"theta":-1.8722,"rho":3.8147,"theo":172.2369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":154.2,"last_trade_time":"2026-02-17T11:01:51","percent_change":0.0,"prev_day_close":181.049995422363},{"option":"SPXW260331P06840000","bid":137.2,"bid_size":5.0,"ask":138.2,"ask_size":11.0,"iv":0.1703,"open_interest":347.0,"volume":20.0,"delta":-0.4535,"gamma":0.001,"vega":9.0233,"theta":-1.8814,"rho":-3.4605,"theo":137.9424,"change":-18.9,"open":135.9,"high":135.9,"low":109.97,"tick":"up","last_trade_price":120.65,"last_trade_time":"2026-02-18T14:08:22","percent_change":-13.5435,"prev_day_close":126.25},{"option":"SPXW260331C06845000","bid":168.2,"bid_size":8.0,"ask":169.3,"ask_size":2.0,"iv":0.1695,"open_interest":12.0,"volume":9.0,"delta":0.5414,"gamma":0.001,"vega":9.0353,"theta":-1.8667,"rho":3.7821,"theo":168.9148,"change":9.7,"open":175.0,"high":175.0,"low":175.0,"tick":"up","last_trade_price":175.0,"last_trade_time":"2026-02-18T15:35:49","percent_change":5.86812,"prev_day_close":177.550003051758},{"option":"SPXW260331P06845000","bid":138.9,"bid_size":5.0,"ask":139.9,"ask_size":6.0,"iv":0.1695,"open_interest":364.0,"volume":90.0,"delta":-0.4585,"gamma":0.001,"vega":9.0353,"theta":-1.8746,"rho":-3.4984,"theo":139.5979,"change":-24.74,"open":137.6,"high":137.6,"low":114.9,"tick":"no_change","last_trade_price":116.46,"last_trade_time":"2026-02-18T13:36:20","percent_change":-17.5212,"prev_day_close":127.750003814697},{"option":"SPXW260331C06850000","bid":164.9,"bid_size":8.0,"ask":166.0,"ask_size":2.0,"iv":0.1687,"open_interest":1236.0,"volume":12.0,"delta":0.5364,"gamma":0.001,"vega":9.046,"theta":-1.8609,"rho":3.7491,"theo":165.6141,"change":12.5,"open":184.72,"high":186.81,"low":174.55,"tick":"down","last_trade_price":174.55,"last_trade_time":"2026-02-18T14:41:13","percent_change":7.71367,"prev_day_close":174.200004577637},{"option":"SPXW260331P06850000","bid":140.4,"bid_size":6.0,"ask":141.5,"ask_size":20.0,"iv":0.1686,"open_interest":1601.0,"volume":64.0,"delta":-0.4635,"gamma":0.001,"vega":9.046,"theta":-1.8675,"rho":-3.5367,"theo":141.2748,"change":-16.08,"open":142.19,"high":142.19,"low":113.86,"tick":"up","last_trade_price":123.65,"last_trade_time":"2026-02-18T14:08:22","percent_change":-11.2448,"prev_day_close":129.349998474121},{"option":"SPXW260331C06855000","bid":161.6,"bid_size":8.0,"ask":162.7,"ask_size":2.0,"iv":0.1679,"open_interest":56.0,"volume":0.0,"delta":0.5313,"gamma":0.001,"vega":9.0556,"theta":-1.8548,"rho":3.7155,"theo":162.3353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.65,"last_trade_time":"2026-02-06T13:22:32","percent_change":0.0,"prev_day_close":170.849998474121},{"option":"SPXW260331P06855000","bid":142.0,"bid_size":6.0,"ask":143.3,"ask_size":6.0,"iv":0.1679,"open_interest":174.0,"volume":10.0,"delta":-0.4686,"gamma":0.001,"vega":9.0556,"theta":-1.86,"rho":-3.5757,"theo":142.9737,"change":-26.4,"open":118.3,"high":118.3,"low":118.3,"tick":"down","last_trade_price":118.3,"last_trade_time":"2026-02-18T12:35:25","percent_change":-18.2446,"prev_day_close":130.950004577637},{"option":"SPXW260331C06860000","bid":158.5,"bid_size":6.0,"ask":159.5,"ask_size":2.0,"iv":0.1671,"open_interest":278.0,"volume":10.0,"delta":0.5262,"gamma":0.001,"vega":9.0638,"theta":-1.8483,"rho":3.6812,"theo":159.079,"change":22.6,"open":178.3,"high":178.3,"low":178.3,"tick":"up","last_trade_price":178.3,"last_trade_time":"2026-02-18T12:45:51","percent_change":14.5151,"prev_day_close":167.5},{"option":"SPXW260331P06860000","bid":143.8,"bid_size":6.0,"ask":145.0,"ask_size":11.0,"iv":0.167,"open_interest":172.0,"volume":23.0,"delta":-0.4737,"gamma":0.001,"vega":9.0638,"theta":-1.8522,"rho":-3.6152,"theo":144.6949,"change":-13.8,"open":142.0,"high":144.5,"low":116.86,"tick":"up","last_trade_price":132.7,"last_trade_time":"2026-02-18T15:45:07","percent_change":-9.4198,"prev_day_close":132.5},{"option":"SPXW260331C06865000","bid":155.1,"bid_size":9.0,"ask":156.3,"ask_size":2.0,"iv":0.1663,"open_interest":57.0,"volume":2.0,"delta":0.521,"gamma":0.001,"vega":9.0706,"theta":-1.8415,"rho":3.6464,"theo":155.8456,"change":26.4,"open":179.0,"high":179.0,"low":179.0,"tick":"up","last_trade_price":179.0,"last_trade_time":"2026-02-18T10:48:19","percent_change":17.3001,"prev_day_close":164.150001525879},{"option":"SPXW260331P06865000","bid":145.6,"bid_size":6.0,"ask":146.7,"ask_size":6.0,"iv":0.1661,"open_interest":88.0,"volume":3.0,"delta":-0.4789,"gamma":0.001,"vega":9.0706,"theta":-1.844,"rho":-3.6554,"theo":146.4392,"change":-16.25,"open":137.44,"high":137.44,"low":132.05,"tick":"down","last_trade_price":132.05,"last_trade_time":"2026-02-18T15:46:44","percent_change":-10.9575,"prev_day_close":134.200004577637},{"option":"SPXW260331C06870000","bid":151.9,"bid_size":9.0,"ask":153.0,"ask_size":2.0,"iv":0.1656,"open_interest":90.0,"volume":14.0,"delta":0.5158,"gamma":0.001,"vega":9.076,"theta":-1.8343,"rho":3.6109,"theo":152.6358,"change":26.15,"open":154.1,"high":175.5,"low":154.1,"tick":"up","last_trade_price":175.5,"last_trade_time":"2026-02-18T10:55:45","percent_change":17.5092,"prev_day_close":160.849998474121},{"option":"SPXW260331P06870000","bid":147.4,"bid_size":6.0,"ask":148.5,"ask_size":11.0,"iv":0.1652,"open_interest":284.0,"volume":10.0,"delta":-0.4841,"gamma":0.001,"vega":9.076,"theta":-1.8355,"rho":-3.6962,"theo":148.207,"change":-19.65,"open":139.5,"high":143.8,"low":130.5,"tick":"down","last_trade_price":130.5,"last_trade_time":"2026-02-18T15:53:40","percent_change":-13.0869,"prev_day_close":135.849998474121},{"option":"SPXW260331C06875000","bid":148.7,"bid_size":9.0,"ask":150.0,"ask_size":6.0,"iv":0.1647,"open_interest":234.0,"volume":5.0,"delta":0.5105,"gamma":0.0011,"vega":9.0799,"theta":-1.8267,"rho":3.5749,"theo":149.45,"change":24.83,"open":171.08,"high":171.08,"low":171.08,"tick":"no_change","last_trade_price":171.08,"last_trade_time":"2026-02-18T11:15:08","percent_change":16.9778,"prev_day_close":157.549995422363},{"option":"SPXW260331P06875000","bid":149.2,"bid_size":6.0,"ask":150.3,"ask_size":11.0,"iv":0.1645,"open_interest":745.0,"volume":46.0,"delta":-0.4894,"gamma":0.0011,"vega":9.0799,"theta":-1.8266,"rho":-3.7375,"theo":149.9989,"change":-13.27,"open":141.43,"high":147.9,"low":122.67,"tick":"no_change","last_trade_price":138.78,"last_trade_time":"2026-02-18T15:41:31","percent_change":-8.72739,"prev_day_close":137.549995422363},{"option":"SPXW260331C06880000","bid":145.6,"bid_size":9.0,"ask":146.7,"ask_size":2.0,"iv":0.1639,"open_interest":372.0,"volume":11.0,"delta":0.5052,"gamma":0.0011,"vega":9.0823,"theta":-1.8188,"rho":3.5385,"theo":146.2888,"change":25.15,"open":150.3,"high":168.3,"low":150.3,"tick":"up","last_trade_price":168.3,"last_trade_time":"2026-02-18T11:08:47","percent_change":17.569,"prev_day_close":154.299995422363},{"option":"SPXW260331P06880000","bid":151.0,"bid_size":6.0,"ask":152.1,"ask_size":6.0,"iv":0.1637,"open_interest":289.0,"volume":12.0,"delta":-0.4948,"gamma":0.0011,"vega":9.0823,"theta":-1.8173,"rho":-3.7792,"theo":151.8153,"change":-17.05,"open":123.4,"high":136.9,"low":123.4,"tick":"no_change","last_trade_price":136.9,"last_trade_time":"2026-02-18T14:18:03","percent_change":-11.075,"prev_day_close":139.299995422363},{"option":"SPXW260331C06885000","bid":142.6,"bid_size":7.0,"ask":143.6,"ask_size":6.0,"iv":0.163,"open_interest":56.0,"volume":14.0,"delta":0.4998,"gamma":0.0011,"vega":9.0832,"theta":-1.8105,"rho":3.5018,"theo":143.1527,"change":8.4,"open":165.0,"high":165.0,"low":148.5,"tick":"down","last_trade_price":148.5,"last_trade_time":"2026-02-18T15:36:18","percent_change":5.99572,"prev_day_close":151.049995422363},{"option":"SPXW260331P06885000","bid":152.8,"bid_size":6.0,"ask":154.0,"ask_size":6.0,"iv":0.1629,"open_interest":73.0,"volume":10.0,"delta":-0.5002,"gamma":0.0011,"vega":9.0832,"theta":-1.8076,"rho":-3.8212,"theo":153.6567,"change":-16.1,"open":129.1,"high":139.7,"low":124.51,"tick":"up","last_trade_price":139.7,"last_trade_time":"2026-02-18T16:05:16","percent_change":-10.3338,"prev_day_close":141.049995422363},{"option":"SPXW260331C06890000","bid":139.5,"bid_size":7.0,"ask":140.5,"ask_size":6.0,"iv":0.1622,"open_interest":60.0,"volume":0.0,"delta":0.4943,"gamma":0.0011,"vega":9.0824,"theta":-1.8018,"rho":3.465,"theo":140.0418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.66,"last_trade_time":"2026-02-17T11:24:56","percent_change":0.0,"prev_day_close":147.849998474121},{"option":"SPXW260331P06890000","bid":154.6,"bid_size":6.0,"ask":155.8,"ask_size":6.0,"iv":0.1621,"open_interest":120.0,"volume":15.0,"delta":-0.5056,"gamma":0.0011,"vega":9.0824,"theta":-1.7976,"rho":-3.8634,"theo":155.5235,"change":-31.75,"open":136.0,"high":136.0,"low":126.0,"tick":"down","last_trade_price":126.0,"last_trade_time":"2026-02-18T12:07:29","percent_change":-20.1268,"prev_day_close":142.849998474121},{"option":"SPXW260331C06895000","bid":136.4,"bid_size":7.0,"ask":137.4,"ask_size":6.0,"iv":0.1615,"open_interest":29.0,"volume":10.0,"delta":0.4888,"gamma":0.0011,"vega":9.08,"theta":-1.7927,"rho":3.428,"theo":136.9567,"change":22.4,"open":157.05,"high":157.05,"low":156.45,"tick":"down","last_trade_price":156.45,"last_trade_time":"2026-02-18T12:51:43","percent_change":16.7102,"prev_day_close":144.650001525879},{"option":"SPXW260331P06895000","bid":156.5,"bid_size":2.0,"ask":157.7,"ask_size":2.0,"iv":0.1613,"open_interest":94.0,"volume":18.0,"delta":-0.5111,"gamma":0.0011,"vega":9.08,"theta":-1.7872,"rho":-3.9056,"theo":157.416,"change":-18.83,"open":132.72,"high":147.7,"low":127.46,"tick":"down","last_trade_price":140.92,"last_trade_time":"2026-02-18T15:59:12","percent_change":-11.7872,"prev_day_close":144.650001525879},{"option":"SPXW260331C06900000","bid":133.2,"bid_size":28.0,"ask":134.3,"ask_size":21.0,"iv":0.1606,"open_interest":2908.0,"volume":40.0,"delta":0.4833,"gamma":0.0011,"vega":9.076,"theta":-1.7833,"rho":3.3909,"theo":133.8976,"change":8.64,"open":138.7,"high":154.33,"low":138.7,"tick":"up","last_trade_price":145.57,"last_trade_time":"2026-02-18T15:52:19","percent_change":6.10385,"prev_day_close":141.549995422363},{"option":"SPXW260331P06900000","bid":158.5,"bid_size":2.0,"ask":159.7,"ask_size":17.0,"iv":0.1605,"open_interest":3559.0,"volume":57.0,"delta":-0.5166,"gamma":0.0011,"vega":9.076,"theta":-1.7764,"rho":-3.948,"theo":159.3345,"change":-7.85,"open":152.0,"high":154.0,"low":128.0,"tick":"down","last_trade_price":141.84,"last_trade_time":"2026-02-18T15:49:51","percent_change":-5.36019,"prev_day_close":146.450004577637},{"option":"SPXW260331C06905000","bid":130.2,"bid_size":13.0,"ask":131.3,"ask_size":6.0,"iv":0.1598,"open_interest":56.0,"volume":4.0,"delta":0.4777,"gamma":0.0011,"vega":9.0704,"theta":-1.7735,"rho":3.3537,"theo":130.8649,"change":20.4,"open":135.65,"high":153.87,"low":135.65,"tick":"down","last_trade_price":148.45,"last_trade_time":"2026-02-18T13:35:15","percent_change":15.9313,"prev_day_close":138.400001525879},{"option":"SPXW260331P06905000","bid":160.5,"bid_size":2.0,"ask":161.6,"ask_size":2.0,"iv":0.1598,"open_interest":84.0,"volume":6.0,"delta":-0.5222,"gamma":0.0011,"vega":9.0704,"theta":-1.7652,"rho":-3.9906,"theo":161.2795,"change":-19.18,"open":137.33,"high":144.52,"low":130.83,"tick":"up","last_trade_price":144.52,"last_trade_time":"2026-02-18T15:59:12","percent_change":-11.7166,"prev_day_close":148.299995422363},{"option":"SPXW260331C06910000","bid":127.2,"bid_size":13.0,"ask":128.3,"ask_size":6.0,"iv":0.159,"open_interest":125.0,"volume":11.0,"delta":0.4721,"gamma":0.0011,"vega":9.063,"theta":-1.7633,"rho":3.3161,"theo":127.8593,"change":4.66,"open":150.62,"high":150.62,"low":129.86,"tick":"down","last_trade_price":129.86,"last_trade_time":"2026-02-18T14:57:49","percent_change":3.72204,"prev_day_close":135.25},{"option":"SPXW260331P06910000","bid":162.5,"bid_size":2.0,"ask":163.6,"ask_size":2.0,"iv":0.1589,"open_interest":154.0,"volume":0.0,"delta":-0.5278,"gamma":0.0011,"vega":9.063,"theta":-1.7537,"rho":-4.0335,"theo":163.2514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":179.06,"last_trade_time":"2026-02-13T15:24:53","percent_change":0.0,"prev_day_close":150.150001525879},{"option":"SPXW260331C06915000","bid":124.4,"bid_size":7.0,"ask":125.4,"ask_size":6.0,"iv":0.1583,"open_interest":25.0,"volume":10.0,"delta":0.4664,"gamma":0.0011,"vega":9.0538,"theta":-1.7527,"rho":3.278,"theo":124.8812,"change":4.61,"open":143.82,"high":143.82,"low":126.86,"tick":"down","last_trade_price":126.86,"last_trade_time":"2026-02-18T14:57:49","percent_change":3.77096,"prev_day_close":132.25},{"option":"SPXW260331P06915000","bid":164.5,"bid_size":2.0,"ask":165.6,"ask_size":2.0,"iv":0.1582,"open_interest":66.0,"volume":2.0,"delta":-0.5335,"gamma":0.0011,"vega":9.0538,"theta":-1.7418,"rho":-4.0769,"theo":165.251,"change":-19.55,"open":135.15,"high":148.3,"low":135.15,"tick":"up","last_trade_price":148.3,"last_trade_time":"2026-02-18T15:59:12","percent_change":-11.6473,"prev_day_close":152.049995422363},{"option":"SPXW260331C06920000","bid":121.3,"bid_size":18.0,"ask":122.4,"ask_size":6.0,"iv":0.1574,"open_interest":35.0,"volume":5.0,"delta":0.4607,"gamma":0.0011,"vega":9.0428,"theta":-1.7418,"rho":3.2394,"theo":121.9314,"change":21.85,"open":139.83,"high":142.2,"low":139.83,"tick":"down","last_trade_price":141.2,"last_trade_time":"2026-02-18T11:13:26","percent_change":18.3075,"prev_day_close":129.150001525879},{"option":"SPXW260331P06920000","bid":166.5,"bid_size":2.0,"ask":167.7,"ask_size":2.0,"iv":0.1572,"open_interest":122.0,"volume":25.0,"delta":-0.5392,"gamma":0.0011,"vega":9.0428,"theta":-1.7295,"rho":-4.1208,"theo":167.2788,"change":-34.75,"open":142.73,"high":143.4,"low":135.2,"tick":"down","last_trade_price":135.2,"last_trade_time":"2026-02-18T13:04:27","percent_change":-20.4472,"prev_day_close":154.0},{"option":"SPXW260331C06925000","bid":118.4,"bid_size":18.0,"ask":119.5,"ask_size":6.0,"iv":0.1566,"open_interest":323.0,"volume":22.0,"delta":0.4549,"gamma":0.0011,"vega":9.0297,"theta":-1.7304,"rho":3.2001,"theo":119.0109,"change":11.44,"open":138.0,"high":138.76,"low":127.99,"tick":"no_change","last_trade_price":127.99,"last_trade_time":"2026-02-18T15:59:46","percent_change":9.81553,"prev_day_close":126.150001525879},{"option":"SPXW260331P06925000","bid":168.5,"bid_size":6.0,"ask":169.7,"ask_size":2.0,"iv":0.1565,"open_interest":933.0,"volume":1.0,"delta":-0.545,"gamma":0.0011,"vega":9.0297,"theta":-1.7168,"rho":-4.1654,"theo":169.3359,"change":-31.06,"open":140.99,"high":140.99,"low":140.99,"tick":"down","last_trade_price":140.99,"last_trade_time":"2026-02-18T10:54:44","percent_change":-18.0529,"prev_day_close":155.950004577637},{"option":"SPXW260331C06930000","bid":115.7,"bid_size":7.0,"ask":116.6,"ask_size":6.0,"iv":0.1558,"open_interest":137.0,"volume":24.0,"delta":0.4491,"gamma":0.0011,"vega":9.0146,"theta":-1.7187,"rho":3.1602,"theo":116.1205,"change":19.75,"open":133.63,"high":134.1,"low":132.8,"tick":"up","last_trade_price":133.5,"last_trade_time":"2026-02-18T13:36:19","percent_change":17.3626,"prev_day_close":123.150001525879},{"option":"SPXW260331P06930000","bid":170.6,"bid_size":6.0,"ask":171.9,"ask_size":2.0,"iv":0.1556,"open_interest":253.0,"volume":29.0,"delta":-0.5508,"gamma":0.0011,"vega":9.0146,"theta":-1.7038,"rho":-4.2107,"theo":171.4232,"change":-24.09,"open":141.5,"high":150.11,"low":140.0,"tick":"no_change","last_trade_price":150.11,"last_trade_time":"2026-02-18T13:51:18","percent_change":-13.8289,"prev_day_close":157.950004577637},{"option":"SPXW260331C06935000","bid":112.7,"bid_size":13.0,"ask":113.8,"ask_size":6.0,"iv":0.155,"open_interest":44.0,"volume":9.0,"delta":0.4432,"gamma":0.0011,"vega":8.9973,"theta":-1.7066,"rho":3.1196,"theo":113.2613,"change":20.83,"open":131.8,"high":131.8,"low":131.1,"tick":"up","last_trade_price":131.78,"last_trade_time":"2026-02-18T13:20:31","percent_change":18.7742,"prev_day_close":120.25},{"option":"SPXW260331P06935000","bid":172.8,"bid_size":2.0,"ask":174.0,"ask_size":2.0,"iv":0.1548,"open_interest":80.0,"volume":2.0,"delta":-0.5567,"gamma":0.0011,"vega":8.9973,"theta":-1.6904,"rho":-4.2566,"theo":173.5415,"change":-33.77,"open":169.7,"high":169.7,"low":142.53,"tick":"down","last_trade_price":142.53,"last_trade_time":"2026-02-18T13:20:31","percent_change":-19.1549,"prev_day_close":159.950004577637},{"option":"SPXW260331C06940000","bid":109.9,"bid_size":18.0,"ask":111.0,"ask_size":6.0,"iv":0.1542,"open_interest":119.0,"volume":1.0,"delta":0.4373,"gamma":0.0011,"vega":8.9779,"theta":-1.6942,"rho":3.0785,"theo":110.4341,"change":8.2,"open":116.45,"high":116.45,"low":116.45,"tick":"up","last_trade_price":116.45,"last_trade_time":"2026-02-18T15:39:32","percent_change":7.57506,"prev_day_close":117.25},{"option":"SPXW260331P06940000","bid":175.0,"bid_size":2.0,"ask":176.2,"ask_size":2.0,"iv":0.154,"open_interest":62.0,"volume":0.0,"delta":-0.5626,"gamma":0.0011,"vega":8.9779,"theta":-1.6766,"rho":-4.303,"theo":175.692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.61,"last_trade_time":"2026-02-17T14:39:08","percent_change":0.0,"prev_day_close":162.049995422363},{"option":"SPXW260331C06945000","bid":107.2,"bid_size":7.0,"ask":108.2,"ask_size":6.0,"iv":0.1534,"open_interest":83.0,"volume":6.0,"delta":0.4313,"gamma":0.0011,"vega":8.9564,"theta":-1.6813,"rho":3.0371,"theo":107.6398,"change":17.25,"open":122.2,"high":122.8,"low":122.2,"tick":"up","last_trade_price":122.8,"last_trade_time":"2026-02-18T10:10:31","percent_change":16.343,"prev_day_close":114.399997711182},{"option":"SPXW260331P06945000","bid":177.1,"bid_size":2.0,"ask":178.4,"ask_size":2.0,"iv":0.1532,"open_interest":111.0,"volume":7.0,"delta":-0.5686,"gamma":0.0011,"vega":8.9564,"theta":-1.6624,"rho":-4.3497,"theo":177.8753,"change":-31.85,"open":149.0,"high":149.0,"low":149.0,"tick":"down","last_trade_price":149.0,"last_trade_time":"2026-02-18T12:35:50","percent_change":-17.6113,"prev_day_close":164.150001525879},{"option":"SPXW260331C06950000","bid":104.4,"bid_size":33.0,"ask":105.5,"ask_size":6.0,"iv":0.1526,"open_interest":2276.0,"volume":227.0,"delta":0.4253,"gamma":0.0011,"vega":8.9328,"theta":-1.6681,"rho":2.9955,"theo":104.8792,"change":-2.48,"open":104.0,"high":123.41,"low":104.0,"tick":"up","last_trade_price":114.17,"last_trade_time":"2026-02-18T15:50:04","percent_change":-2.22322,"prev_day_close":111.549999237061},{"option":"SPXW260331P06950000","bid":179.4,"bid_size":2.0,"ask":180.6,"ask_size":2.0,"iv":0.1525,"open_interest":2418.0,"volume":6.0,"delta":-0.5746,"gamma":0.0011,"vega":8.9328,"theta":-1.6478,"rho":-4.3966,"theo":180.0922,"change":-13.82,"open":153.0,"high":169.38,"low":153.0,"tick":"up","last_trade_price":169.38,"last_trade_time":"2026-02-18T14:50:18","percent_change":-7.54367,"prev_day_close":166.25},{"option":"SPXW260331C06955000","bid":101.8,"bid_size":7.0,"ask":102.8,"ask_size":6.0,"iv":0.1519,"open_interest":93.0,"volume":29.0,"delta":0.4193,"gamma":0.0011,"vega":8.9072,"theta":-1.6545,"rho":2.954,"theo":102.1528,"change":10.93,"open":118.4,"high":119.1,"low":111.18,"tick":"down","last_trade_price":111.18,"last_trade_time":"2026-02-18T15:50:04","percent_change":10.9027,"prev_day_close":108.700000762939},{"option":"SPXW260331P06955000","bid":181.7,"bid_size":2.0,"ask":182.9,"ask_size":2.0,"iv":0.1516,"open_interest":71.0,"volume":1.0,"delta":-0.5806,"gamma":0.0011,"vega":8.9072,"theta":-1.6328,"rho":-4.4435,"theo":182.3435,"change":-32.2,"open":153.3,"high":153.3,"low":153.3,"tick":"down","last_trade_price":153.3,"last_trade_time":"2026-02-18T10:18:08","percent_change":-17.3585,"prev_day_close":168.349998474121},{"option":"SPXW260331C06960000","bid":99.1,"bid_size":13.0,"ask":100.1,"ask_size":6.0,"iv":0.151,"open_interest":101.0,"volume":12.0,"delta":0.4132,"gamma":0.0011,"vega":8.8797,"theta":-1.6405,"rho":2.9124,"theo":99.4615,"change":4.8,"open":102.4,"high":102.4,"low":102.4,"tick":"up","last_trade_price":102.4,"last_trade_time":"2026-02-18T14:57:41","percent_change":4.91803,"prev_day_close":105.899997711182},{"option":"SPXW260331P06960000","bid":184.0,"bid_size":2.0,"ask":185.2,"ask_size":2.0,"iv":0.1509,"open_interest":84.0,"volume":0.0,"delta":-0.5867,"gamma":0.0011,"vega":8.8797,"theta":-1.6176,"rho":-4.4903,"theo":184.6298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.93,"last_trade_time":"2026-02-13T11:56:20","percent_change":0.0,"prev_day_close":170.549995422363},{"option":"SPXW260331C06965000","bid":96.5,"bid_size":7.0,"ask":97.5,"ask_size":6.0,"iv":0.1503,"open_interest":299.0,"volume":4.0,"delta":0.4071,"gamma":0.0011,"vega":8.8502,"theta":-1.6262,"rho":2.8708,"theo":96.8058,"change":15.6,"open":110.7,"high":110.7,"low":110.7,"tick":"up","last_trade_price":110.7,"last_trade_time":"2026-02-18T10:09:47","percent_change":16.4038,"prev_day_close":103.150001525879},{"option":"SPXW260331P06965000","bid":186.3,"bid_size":2.0,"ask":187.5,"ask_size":2.0,"iv":0.1504,"open_interest":95.0,"volume":1.0,"delta":-0.5928,"gamma":0.0011,"vega":8.8502,"theta":-1.6019,"rho":-4.5372,"theo":186.9518,"change":-5.7,"open":184.6,"high":184.6,"low":184.6,"tick":"down","last_trade_price":184.6,"last_trade_time":"2026-02-18T09:35:38","percent_change":-2.99527,"prev_day_close":172.650001525879},{"option":"SPXW260331C06970000","bid":93.9,"bid_size":13.0,"ask":94.9,"ask_size":6.0,"iv":0.1495,"open_interest":120.0,"volume":44.0,"delta":0.4009,"gamma":0.0011,"vega":8.8186,"theta":-1.6116,"rho":2.8291,"theo":94.1866,"change":12.17,"open":108.0,"high":112.5,"low":104.67,"tick":"no_change","last_trade_price":104.67,"last_trade_time":"2026-02-18T13:43:24","percent_change":13.1568,"prev_day_close":100.399997711182},{"option":"SPXW260331P06970000","bid":188.7,"bid_size":2.0,"ask":189.9,"ask_size":2.0,"iv":0.1494,"open_interest":60.0,"volume":1.0,"delta":-0.599,"gamma":0.0011,"vega":8.8186,"theta":-1.5859,"rho":-4.5843,"theo":189.3101,"change":-33.25,"open":159.5,"high":159.5,"low":159.5,"tick":"down","last_trade_price":159.5,"last_trade_time":"2026-02-18T10:18:08","percent_change":-17.2503,"prev_day_close":175.049995422363},{"option":"SPXW260331C06975000","bid":91.4,"bid_size":7.0,"ask":92.3,"ask_size":6.0,"iv":0.1488,"open_interest":1620.0,"volume":39.0,"delta":0.3947,"gamma":0.0011,"vega":8.7847,"theta":-1.5966,"rho":2.787,"theo":91.6047,"change":11.3,"open":108.08,"high":108.08,"low":101.4,"tick":"no_change","last_trade_price":101.4,"last_trade_time":"2026-02-18T15:51:03","percent_change":12.5416,"prev_day_close":97.7999992370606},{"option":"SPXW260331P06975000","bid":191.1,"bid_size":6.0,"ask":192.3,"ask_size":2.0,"iv":0.1486,"open_interest":1999.0,"volume":5.0,"delta":-0.6052,"gamma":0.0011,"vega":8.7847,"theta":-1.5696,"rho":-4.6317,"theo":191.7059,"change":-31.87,"open":167.85,"high":167.85,"low":159.75,"tick":"up","last_trade_price":163.48,"last_trade_time":"2026-02-18T13:37:22","percent_change":-16.3143,"prev_day_close":177.349998474121},{"option":"SPXW260331C06980000","bid":88.9,"bid_size":7.0,"ask":89.8,"ask_size":6.0,"iv":0.148,"open_interest":111.0,"volume":9.0,"delta":0.3885,"gamma":0.0011,"vega":8.7484,"theta":-1.5813,"rho":2.7443,"theo":89.0613,"change":14.85,"open":105.6,"high":105.6,"low":102.4,"tick":"down","last_trade_price":102.4,"last_trade_time":"2026-02-18T13:32:24","percent_change":16.9617,"prev_day_close":95.1000022888184},{"option":"SPXW260331P06980000","bid":193.5,"bid_size":6.0,"ask":194.8,"ask_size":2.0,"iv":0.1478,"open_interest":127.0,"volume":6.0,"delta":-0.6114,"gamma":0.0011,"vega":8.7484,"theta":-1.553,"rho":-4.6797,"theo":194.14,"change":-7.22,"open":190.63,"high":190.63,"low":190.63,"tick":"down","last_trade_price":190.63,"last_trade_time":"2026-02-18T09:39:44","percent_change":-3.64923,"prev_day_close":179.650001525879},{"option":"SPXW260331C06985000","bid":86.4,"bid_size":7.0,"ask":87.3,"ask_size":7.0,"iv":0.1472,"open_interest":121.0,"volume":8.0,"delta":0.3822,"gamma":0.0011,"vega":8.7094,"theta":-1.5657,"rho":2.7011,"theo":86.5573,"change":5.6,"open":103.85,"high":103.85,"low":90.7,"tick":"down","last_trade_price":90.7,"last_trade_time":"2026-02-18T15:36:33","percent_change":6.58049,"prev_day_close":92.5},{"option":"SPXW260331P06985000","bid":196.0,"bid_size":2.0,"ask":197.3,"ask_size":2.0,"iv":0.1471,"open_interest":111.0,"volume":31.0,"delta":-0.6177,"gamma":0.0011,"vega":8.7094,"theta":-1.536,"rho":-4.7282,"theo":196.6137,"change":-32.05,"open":172.3,"high":172.3,"low":163.9,"tick":"up","last_trade_price":168.2,"last_trade_time":"2026-02-18T11:55:34","percent_change":-16.005,"prev_day_close":182.0},{"option":"SPXW260331C06990000","bid":83.8,"bid_size":20.0,"ask":84.8,"ask_size":7.0,"iv":0.1464,"open_interest":779.0,"volume":6.0,"delta":0.376,"gamma":0.0011,"vega":8.6678,"theta":-1.5498,"rho":2.6573,"theo":84.0941,"change":12.23,"open":98.0,"high":98.0,"low":94.93,"tick":"down","last_trade_price":94.93,"last_trade_time":"2026-02-18T13:50:20","percent_change":14.7884,"prev_day_close":89.8999977111816},{"option":"SPXW260331P06990000","bid":198.6,"bid_size":2.0,"ask":199.8,"ask_size":2.0,"iv":0.1463,"open_interest":130.0,"volume":1.0,"delta":-0.6239,"gamma":0.0011,"vega":8.6678,"theta":-1.5187,"rho":-4.7774,"theo":199.1281,"change":-18.39,"open":184.56,"high":184.56,"low":184.56,"tick":"down","last_trade_price":184.56,"last_trade_time":"2026-02-18T14:35:22","percent_change":-9.06134,"prev_day_close":184.349998474121},{"option":"SPXW260331C06995000","bid":81.4,"bid_size":14.0,"ask":82.4,"ask_size":7.0,"iv":0.1456,"open_interest":155.0,"volume":13.0,"delta":0.3697,"gamma":0.0011,"vega":8.6235,"theta":-1.5335,"rho":2.6131,"theo":81.6726,"change":10.05,"open":97.6,"high":97.6,"low":90.0,"tick":"up","last_trade_price":90.5,"last_trade_time":"2026-02-18T15:52:28","percent_change":12.4922,"prev_day_close":87.3499984741211},{"option":"SPXW260331P06995000","bid":201.2,"bid_size":2.0,"ask":202.5,"ask_size":2.0,"iv":0.1455,"open_interest":174.0,"volume":6.0,"delta":-0.6302,"gamma":0.0011,"vega":8.6235,"theta":-1.5012,"rho":-4.8269,"theo":201.6842,"change":-18.51,"open":171.5,"high":186.99,"low":171.5,"tick":"up","last_trade_price":186.99,"last_trade_time":"2026-02-18T14:35:22","percent_change":-9.0073,"prev_day_close":186.849998474121},{"option":"SPXW260331C07000000","bid":79.1,"bid_size":13.0,"ask":80.0,"ask_size":22.0,"iv":0.1449,"open_interest":8773.0,"volume":31.0,"delta":0.3634,"gamma":0.0011,"vega":8.5766,"theta":-1.517,"rho":2.5686,"theo":79.2935,"change":1.33,"open":79.12,"high":95.6,"low":79.12,"tick":"down","last_trade_price":89.47,"last_trade_time":"2026-02-18T15:57:53","percent_change":1.56655,"prev_day_close":84.8999977111816},{"option":"SPXW260331P07000000","bid":203.8,"bid_size":2.0,"ask":205.0,"ask_size":2.0,"iv":0.1447,"open_interest":7878.0,"volume":9.0,"delta":-0.6365,"gamma":0.0011,"vega":8.5766,"theta":-1.4833,"rho":-4.8767,"theo":204.2828,"change":-25.62,"open":200.66,"high":200.66,"low":168.4,"tick":"up","last_trade_price":182.58,"last_trade_time":"2026-02-18T15:58:11","percent_change":-12.3055,"prev_day_close":189.349998474121},{"option":"SPXW260331C07005000","bid":76.8,"bid_size":7.0,"ask":77.7,"ask_size":7.0,"iv":0.1442,"open_interest":112.0,"volume":5.0,"delta":0.3571,"gamma":0.0011,"vega":8.5274,"theta":-1.5002,"rho":2.5242,"theo":76.9576,"change":15.2,"open":91.0,"high":91.0,"low":91.0,"tick":"up","last_trade_price":91.0,"last_trade_time":"2026-02-18T10:19:37","percent_change":20.0528,"prev_day_close":82.3999977111816},{"option":"SPXW260331P07005000","bid":206.5,"bid_size":2.0,"ask":207.6,"ask_size":2.0,"iv":0.1442,"open_interest":89.0,"volume":0.0,"delta":-0.6428,"gamma":0.0011,"vega":8.5274,"theta":-1.4651,"rho":-4.9264,"theo":206.9245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":151.0,"last_trade_time":"2026-02-12T09:49:57","percent_change":0.0,"prev_day_close":191.849998474121},{"option":"SPXW260331C07010000","bid":74.4,"bid_size":21.0,"ask":75.4,"ask_size":7.0,"iv":0.1434,"open_interest":161.0,"volume":6.0,"delta":0.3507,"gamma":0.0011,"vega":8.476,"theta":-1.4831,"rho":2.48,"theo":74.6652,"change":15.6,"open":88.52,"high":89.64,"low":88.52,"tick":"down","last_trade_price":89.1,"last_trade_time":"2026-02-18T13:20:31","percent_change":21.2245,"prev_day_close":79.9500007629394},{"option":"SPXW260331P07010000","bid":209.1,"bid_size":2.0,"ask":210.3,"ask_size":2.0,"iv":0.1433,"open_interest":95.0,"volume":0.0,"delta":-0.6492,"gamma":0.0011,"vega":8.476,"theta":-1.4467,"rho":-4.9759,"theo":209.6097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":221.54,"last_trade_time":"2026-02-13T10:41:33","percent_change":0.0,"prev_day_close":194.25},{"option":"SPXW260331C07015000","bid":72.2,"bid_size":7.0,"ask":73.1,"ask_size":8.0,"iv":0.1427,"open_interest":108.0,"volume":1.0,"delta":0.3444,"gamma":0.0011,"vega":8.4226,"theta":-1.4658,"rho":2.4362,"theo":72.4164,"change":15.55,"open":86.9,"high":86.9,"low":86.9,"tick":"up","last_trade_price":86.9,"last_trade_time":"2026-02-18T12:54:23","percent_change":21.794,"prev_day_close":77.6000022888184},{"option":"SPXW260331P07015000","bid":211.8,"bid_size":2.0,"ask":213.0,"ask_size":2.0,"iv":0.1428,"open_interest":99.0,"volume":0.0,"delta":-0.6555,"gamma":0.0011,"vega":8.4226,"theta":-1.428,"rho":-5.0251,"theo":212.3385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.2,"last_trade_time":"2026-02-16T10:24:22","percent_change":0.0,"prev_day_close":196.950004577637},{"option":"SPXW260331C07020000","bid":70.0,"bid_size":14.0,"ask":70.9,"ask_size":8.0,"iv":0.142,"open_interest":4878.0,"volume":21.0,"delta":0.3381,"gamma":0.0011,"vega":8.3673,"theta":-1.4482,"rho":2.3925,"theo":70.2113,"change":8.11,"open":83.7,"high":83.7,"low":71.07,"tick":"up","last_trade_price":77.36,"last_trade_time":"2026-02-18T16:03:26","percent_change":11.7112,"prev_day_close":75.2000007629394},{"option":"SPXW260331P07020000","bid":214.5,"bid_size":1.0,"ask":215.8,"ask_size":1.0,"iv":0.1419,"open_interest":114.0,"volume":0.0,"delta":-0.6619,"gamma":0.0011,"vega":8.3673,"theta":-1.4091,"rho":-5.074,"theo":215.111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.6,"last_trade_time":"2026-02-10T10:56:06","percent_change":0.0,"prev_day_close":199.599998474121},{"option":"SPXW260331C07025000","bid":67.9,"bid_size":7.0,"ask":68.7,"ask_size":8.0,"iv":0.1413,"open_interest":449.0,"volume":2.0,"delta":0.3317,"gamma":0.0011,"vega":8.31,"theta":-1.4304,"rho":2.3489,"theo":68.0499,"change":7.14,"open":74.19,"high":74.19,"low":74.19,"tick":"no_change","last_trade_price":74.19,"last_trade_time":"2026-02-18T15:59:46","percent_change":10.6488,"prev_day_close":72.8999977111816},{"option":"SPXW260331P07025000","bid":217.3,"bid_size":1.0,"ask":218.6,"ask_size":1.0,"iv":0.1411,"open_interest":256.0,"volume":140.0,"delta":-0.6682,"gamma":0.0011,"vega":8.31,"theta":-1.39,"rho":-5.1229,"theo":217.9272,"change":-10.8,"open":187.26,"high":211.35,"low":186.29,"tick":"no_change","last_trade_price":211.35,"last_trade_time":"2026-02-18T15:16:08","percent_change":-4.86158,"prev_day_close":202.25},{"option":"SPXW260331C07030000","bid":65.7,"bid_size":14.0,"ask":66.6,"ask_size":8.0,"iv":0.1405,"open_interest":2465.0,"volume":2062.0,"delta":0.3254,"gamma":0.0011,"vega":8.2504,"theta":-1.4124,"rho":2.3052,"theo":65.9323,"change":11.85,"open":65.7,"high":77.9,"low":65.7,"tick":"down","last_trade_price":76.8,"last_trade_time":"2026-02-18T13:33:40","percent_change":18.2448,"prev_day_close":70.6000022888184},{"option":"SPXW260331P07030000","bid":220.2,"bid_size":1.0,"ask":221.4,"ask_size":1.0,"iv":0.1403,"open_interest":45.0,"volume":0.0,"delta":-0.6745,"gamma":0.0011,"vega":8.2504,"theta":-1.3706,"rho":-5.172,"theo":220.7872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":163.12,"last_trade_time":"2026-02-11T12:25:06","percent_change":0.0,"prev_day_close":204.950004577637},{"option":"SPXW260331C07035000","bid":63.6,"bid_size":7.0,"ask":64.5,"ask_size":8.0,"iv":0.1398,"open_interest":93.0,"volume":11.0,"delta":0.319,"gamma":0.0011,"vega":8.1883,"theta":-1.3941,"rho":2.2611,"theo":63.8587,"change":13.2,"open":77.0,"high":77.0,"low":76.1,"tick":"down","last_trade_price":76.1,"last_trade_time":"2026-02-18T11:52:29","percent_change":20.9857,"prev_day_close":68.3999977111816},{"option":"SPXW260331P07035000","bid":223.1,"bid_size":1.0,"ask":224.3,"ask_size":1.0,"iv":0.1398,"open_interest":67.0,"volume":0.0,"delta":-0.6809,"gamma":0.0011,"vega":8.1883,"theta":-1.351,"rho":-5.2214,"theo":223.6913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.3,"last_trade_time":"2026-02-17T09:35:41","percent_change":0.0,"prev_day_close":207.75},{"option":"SPXW260331C07040000","bid":61.5,"bid_size":23.0,"ask":62.5,"ask_size":16.0,"iv":0.1391,"open_interest":138.0,"volume":15.0,"delta":0.3127,"gamma":0.0011,"vega":8.1234,"theta":-1.3756,"rho":2.2166,"theo":61.8292,"change":1.38,"open":73.0,"high":73.0,"low":72.1,"tick":"down","last_trade_price":72.1,"last_trade_time":"2026-02-18T13:32:00","percent_change":2.08459,"prev_day_close":66.2000007629394},{"option":"SPXW260331P07040000","bid":226.0,"bid_size":1.0,"ask":227.2,"ask_size":1.0,"iv":0.1391,"open_interest":63.0,"volume":0.0,"delta":-0.6872,"gamma":0.0011,"vega":8.1234,"theta":-1.3312,"rho":-5.2711,"theo":226.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.6,"last_trade_time":"2026-02-09T15:45:51","percent_change":0.0,"prev_day_close":210.449996948242},{"option":"SPXW260331C07045000","bid":59.6,"bid_size":7.0,"ask":60.4,"ask_size":8.0,"iv":0.1385,"open_interest":179.0,"volume":7.0,"delta":0.3064,"gamma":0.0011,"vega":8.0556,"theta":-1.357,"rho":2.1719,"theo":59.8438,"change":12.45,"open":71.4,"high":71.4,"low":71.4,"tick":"up","last_trade_price":71.4,"last_trade_time":"2026-02-18T11:20:46","percent_change":21.1196,"prev_day_close":64.1000003814697},{"option":"SPXW260331P07045000","bid":229.0,"bid_size":1.0,"ask":230.2,"ask_size":1.0,"iv":0.1384,"open_interest":18.0,"volume":0.0,"delta":-0.6935,"gamma":0.0011,"vega":8.0556,"theta":-1.3112,"rho":-5.3212,"theo":229.6316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.6,"last_trade_time":"2026-02-02T11:52:52","percent_change":0.0,"prev_day_close":213.349998474121},{"option":"SPXW260331C07050000","bid":57.6,"bid_size":8.0,"ask":58.4,"ask_size":15.0,"iv":0.1377,"open_interest":5439.0,"volume":264.0,"delta":0.3001,"gamma":0.0011,"vega":7.9851,"theta":-1.3381,"rho":2.1271,"theo":57.9022,"change":-3.37,"open":57.82,"high":70.92,"low":57.82,"tick":"up","last_trade_price":65.72,"last_trade_time":"2026-02-18T15:57:53","percent_change":-5.4311,"prev_day_close":62.0499992370606},{"option":"SPXW260331P07050000","bid":229.9,"bid_size":4.0,"ask":235.6,"ask_size":4.0,"iv":0.1377,"open_interest":175.0,"volume":0.0,"delta":-0.6998,"gamma":0.0011,"vega":7.9851,"theta":-1.2909,"rho":-5.3713,"theo":232.6676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.85,"last_trade_time":"2026-02-17T10:11:24","percent_change":0.0,"prev_day_close":216.200004577637},{"option":"SPXW260331C07055000","bid":55.6,"bid_size":17.0,"ask":56.5,"ask_size":9.0,"iv":0.137,"open_interest":151.0,"volume":11.0,"delta":0.2938,"gamma":0.0011,"vega":7.9121,"theta":-1.319,"rho":2.0825,"theo":56.004,"change":12.75,"open":67.07,"high":67.9,"low":67.07,"tick":"up","last_trade_price":67.9,"last_trade_time":"2026-02-18T12:27:18","percent_change":23.1188,"prev_day_close":59.8999996185303},{"option":"SPXW260331P07055000","bid":230.1,"bid_size":6.0,"ask":241.6,"ask_size":6.0,"iv":0.1371,"open_interest":65.0,"volume":14.0,"delta":-0.7061,"gamma":0.0011,"vega":7.9121,"theta":-1.2705,"rho":-5.4212,"theo":235.747,"change":-4.7,"open":234.6,"high":234.6,"low":234.6,"tick":"down","last_trade_price":234.6,"last_trade_time":"2026-02-18T09:31:28","percent_change":-1.96406,"prev_day_close":219.150001525879},{"option":"SPXW260331C07060000","bid":53.8,"bid_size":8.0,"ask":54.6,"ask_size":17.0,"iv":0.1364,"open_interest":2497.0,"volume":2062.0,"delta":0.2876,"gamma":0.0011,"vega":7.8371,"theta":-1.2997,"rho":2.0384,"theo":54.1484,"change":8.35,"open":53.9,"high":65.94,"low":53.9,"tick":"down","last_trade_price":61.65,"last_trade_time":"2026-02-18T13:50:45","percent_change":15.666,"prev_day_close":57.8999996185303},{"option":"SPXW260331P07060000","bid":236.1,"bid_size":4.0,"ask":242.0,"ask_size":4.0,"iv":0.1366,"open_interest":67.0,"volume":0.0,"delta":-0.7123,"gamma":0.0011,"vega":7.8371,"theta":-1.2498,"rho":-5.4707,"theo":238.869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.36,"last_trade_time":"2026-02-17T09:30:07","percent_change":0.0,"prev_day_close":221.75},{"option":"SPXW260331C07065000","bid":51.9,"bid_size":8.0,"ask":52.8,"ask_size":9.0,"iv":0.1357,"open_interest":128.0,"volume":1.0,"delta":0.2814,"gamma":0.0011,"vega":7.7604,"theta":-1.2802,"rho":1.9948,"theo":52.3345,"change":4.71,"open":56.16,"high":56.16,"low":56.16,"tick":"up","last_trade_price":56.16,"last_trade_time":"2026-02-18T15:44:49","percent_change":9.15452,"prev_day_close":55.8999996185303},{"option":"SPXW260331P07065000","bid":236.4,"bid_size":6.0,"ask":247.6,"ask_size":6.0,"iv":0.1359,"open_interest":59.0,"volume":0.0,"delta":-0.7186,"gamma":0.0011,"vega":7.7604,"theta":-1.229,"rho":-5.5195,"theo":242.0328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.8,"last_trade_time":"2026-02-11T10:17:17","percent_change":0.0,"prev_day_close":224.25},{"option":"SPXW260331C07070000","bid":50.1,"bid_size":8.0,"ask":51.0,"ask_size":18.0,"iv":0.1351,"open_interest":155.0,"volume":8.0,"delta":0.2752,"gamma":0.0011,"vega":7.6821,"theta":-1.2605,"rho":1.9517,"theo":50.5614,"change":4.52,"open":50.0,"high":54.22,"low":50.0,"tick":"up","last_trade_price":54.22,"last_trade_time":"2026-02-18T15:44:49","percent_change":9.09457,"prev_day_close":54.0},{"option":"SPXW260331P07070000","bid":242.4,"bid_size":4.0,"ask":247.9,"ask_size":4.0,"iv":0.135,"open_interest":83.0,"volume":3.0,"delta":-0.7248,"gamma":0.0011,"vega":7.6821,"theta":-1.208,"rho":-5.5679,"theo":245.2373,"change":-33.7,"open":215.5,"high":215.5,"low":215.5,"tick":"down","last_trade_price":215.5,"last_trade_time":"2026-02-18T10:10:13","percent_change":-13.5233,"prev_day_close":228.0},{"option":"SPXW260331C07075000","bid":48.4,"bid_size":8.0,"ask":49.2,"ask_size":18.0,"iv":0.1345,"open_interest":574.0,"volume":11.0,"delta":0.269,"gamma":0.0011,"vega":7.6023,"theta":-1.2406,"rho":1.9089,"theo":48.8285,"change":-2.77,"open":57.1,"high":59.5,"low":57.1,"tick":"down","last_trade_price":57.4,"last_trade_time":"2026-02-18T12:45:55","percent_change":-5.3167,"prev_day_close":52.1000003814697},{"option":"SPXW260331P07075000","bid":245.1,"bid_size":4.0,"ask":251.4,"ask_size":4.0,"iv":0.1342,"open_interest":68.0,"volume":0.0,"delta":-0.7309,"gamma":0.0011,"vega":7.6023,"theta":-1.1867,"rho":-5.6161,"theo":248.482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":264.84,"last_trade_time":"2026-02-12T15:48:26","percent_change":0.0,"prev_day_close":230.899993896484},{"option":"SPXW260331C07080000","bid":46.6,"bid_size":17.0,"ask":47.5,"ask_size":18.0,"iv":0.1338,"open_interest":281.0,"volume":31.0,"delta":0.2628,"gamma":0.0011,"vega":7.5207,"theta":-1.2205,"rho":1.8662,"theo":47.135,"change":9.35,"open":46.48,"high":58.25,"low":46.48,"tick":"up","last_trade_price":55.7,"last_trade_time":"2026-02-18T12:45:35","percent_change":20.1726,"prev_day_close":50.25},{"option":"SPXW260331P07080000","bid":248.8,"bid_size":4.0,"ask":254.8,"ask_size":4.0,"iv":0.1339,"open_interest":34.0,"volume":3.0,"delta":-0.7371,"gamma":0.0011,"vega":7.5207,"theta":-1.1653,"rho":-5.6642,"theo":251.7661,"change":-33.94,"open":221.51,"high":221.51,"low":221.51,"tick":"down","last_trade_price":221.51,"last_trade_time":"2026-02-18T10:10:13","percent_change":-13.2864,"prev_day_close":233.949996948242},{"option":"SPXW260331C07085000","bid":45.0,"bid_size":8.0,"ask":45.8,"ask_size":9.0,"iv":0.1332,"open_interest":120.0,"volume":11.0,"delta":0.2567,"gamma":0.0011,"vega":7.4368,"theta":-1.2003,"rho":1.8232,"theo":45.4807,"change":10.15,"open":55.02,"high":55.02,"low":54.8,"tick":"down","last_trade_price":54.8,"last_trade_time":"2026-02-18T11:52:15","percent_change":22.7324,"prev_day_close":48.4500007629394},{"option":"SPXW260331P07085000","bid":249.3,"bid_size":6.0,"ask":260.5,"ask_size":6.0,"iv":0.1332,"open_interest":16.0,"volume":0.0,"delta":-0.7432,"gamma":0.0011,"vega":7.4368,"theta":-1.1438,"rho":-5.7124,"theo":255.0895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.17,"last_trade_time":"2026-02-03T13:37:06","percent_change":0.0,"prev_day_close":236.650001525879},{"option":"SPXW260331C07090000","bid":43.4,"bid_size":8.0,"ask":44.2,"ask_size":19.0,"iv":0.1326,"open_interest":136.0,"volume":5.0,"delta":0.2506,"gamma":0.001,"vega":7.3503,"theta":-1.1799,"rho":1.7801,"theo":43.8654,"change":10.55,"open":45.45,"high":53.6,"low":45.45,"tick":"up","last_trade_price":53.6,"last_trade_time":"2026-02-18T10:23:27","percent_change":24.5064,"prev_day_close":46.7000007629394},{"option":"SPXW260331P07090000","bid":255.4,"bid_size":4.0,"ask":261.1,"ask_size":4.0,"iv":0.1324,"open_interest":35.0,"volume":0.0,"delta":-0.7493,"gamma":0.001,"vega":7.3503,"theta":-1.122,"rho":-5.7609,"theo":258.4518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":223.82,"last_trade_time":"2026-01-30T15:08:39","percent_change":0.0,"prev_day_close":240.5},{"option":"SPXW260331C07095000","bid":41.8,"bid_size":8.0,"ask":42.6,"ask_size":10.0,"iv":0.1319,"open_interest":114.0,"volume":75.0,"delta":0.2446,"gamma":0.001,"vega":7.2611,"theta":-1.1593,"rho":1.7369,"theo":42.2889,"change":4.05,"open":52.38,"high":52.52,"low":45.55,"tick":"down","last_trade_price":45.55,"last_trade_time":"2026-02-18T15:46:17","percent_change":9.75904,"prev_day_close":45.0},{"option":"SPXW260331P07095000","bid":256.0,"bid_size":6.0,"ask":267.2,"ask_size":6.0,"iv":0.132,"open_interest":46.0,"volume":0.0,"delta":-0.7553,"gamma":0.001,"vega":7.2611,"theta":-1.1001,"rho":-5.8094,"theo":261.8528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":226.2,"last_trade_time":"2026-02-04T10:40:37","percent_change":0.0,"prev_day_close":243.0},{"option":"SPXW260331C07100000","bid":40.3,"bid_size":8.0,"ask":40.9,"ask_size":25.0,"iv":0.1313,"open_interest":3337.0,"volume":303.0,"delta":0.2386,"gamma":0.001,"vega":7.1694,"theta":-1.1386,"rho":1.6939,"theo":40.7508,"change":0.9,"open":40.08,"high":50.8,"low":40.08,"tick":"no_change","last_trade_price":40.9,"last_trade_time":"2026-02-18T15:21:29","percent_change":2.25,"prev_day_close":43.3499984741211},{"option":"SPXW260331P07100000","bid":262.1,"bid_size":4.0,"ask":267.9,"ask_size":4.0,"iv":0.1311,"open_interest":129.0,"volume":0.0,"delta":-0.7613,"gamma":0.001,"vega":7.1694,"theta":-1.078,"rho":-5.8577,"theo":265.2924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.0,"last_trade_time":"2026-02-17T15:19:41","percent_change":0.0,"prev_day_close":247.099998474121},{"option":"SPXW260331C07105000","bid":38.7,"bid_size":8.0,"ask":39.5,"ask_size":10.0,"iv":0.1308,"open_interest":365.0,"volume":153.0,"delta":0.2326,"gamma":0.001,"vega":7.0755,"theta":-1.1177,"rho":1.6514,"theo":39.2508,"change":0.57,"open":47.88,"high":48.62,"low":39.12,"tick":"no_change","last_trade_price":39.12,"last_trade_time":"2026-02-18T15:18:46","percent_change":1.4786,"prev_day_close":41.7000007629394},{"option":"SPXW260331P07105000","bid":262.9,"bid_size":6.0,"ask":274.1,"ask_size":6.0,"iv":0.1308,"open_interest":6.0,"volume":0.0,"delta":-0.7673,"gamma":0.001,"vega":7.0755,"theta":-1.0558,"rho":-5.9055,"theo":268.77,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":210.7,"last_trade_time":"2026-01-09T14:32:35","percent_change":0.0,"prev_day_close":250.0},{"option":"SPXW260331C07110000","bid":37.3,"bid_size":8.0,"ask":38.0,"ask_size":21.0,"iv":0.1302,"open_interest":161.0,"volume":4.0,"delta":0.2267,"gamma":0.001,"vega":6.9799,"theta":-1.0967,"rho":1.6095,"theo":37.7882,"change":9.2,"open":46.52,"high":46.52,"low":46.17,"tick":"up","last_trade_price":46.25,"last_trade_time":"2026-02-18T12:27:14","percent_change":24.8313,"prev_day_close":40.1000003814697},{"option":"SPXW260331P07110000","bid":268.8,"bid_size":4.0,"ask":275.1,"ask_size":4.0,"iv":0.1299,"open_interest":30.0,"volume":0.0,"delta":-0.7732,"gamma":0.001,"vega":6.9799,"theta":-1.0334,"rho":-5.9527,"theo":272.2851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.3,"last_trade_time":"2026-02-04T11:25:43","percent_change":0.0,"prev_day_close":253.699996948242},{"option":"SPXW260331C07115000","bid":35.8,"bid_size":9.0,"ask":36.6,"ask_size":10.0,"iv":0.1295,"open_interest":121.0,"volume":5.0,"delta":0.2208,"gamma":0.001,"vega":6.8833,"theta":-1.0756,"rho":1.5684,"theo":36.3624,"change":1.0,"open":37.86,"high":45.17,"low":36.65,"tick":"down","last_trade_price":36.65,"last_trade_time":"2026-02-18T15:25:45","percent_change":2.80504,"prev_day_close":38.5},{"option":"SPXW260331P07115000","bid":270.0,"bid_size":6.0,"ask":281.2,"ask_size":6.0,"iv":0.1297,"open_interest":11.0,"volume":0.0,"delta":-0.7791,"gamma":0.001,"vega":6.8833,"theta":-1.0109,"rho":-5.9991,"theo":275.8369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":281.9,"last_trade_time":"2026-02-12T15:30:46","percent_change":0.0,"prev_day_close":256.500007629395},{"option":"SPXW260331C07120000","bid":34.4,"bid_size":9.0,"ask":35.2,"ask_size":21.0,"iv":0.129,"open_interest":255.0,"volume":10.0,"delta":0.215,"gamma":0.001,"vega":6.7857,"theta":-1.0543,"rho":1.5278,"theo":34.973,"change":3.57,"open":40.58,"high":43.45,"low":40.58,"tick":"down","last_trade_price":41.5,"last_trade_time":"2026-02-18T11:59:57","percent_change":9.64865,"prev_day_close":37.0},{"option":"SPXW260331P07120000","bid":276.1,"bid_size":4.0,"ask":282.4,"ask_size":4.0,"iv":0.129,"open_interest":118.0,"volume":0.0,"delta":-0.7849,"gamma":0.001,"vega":6.7857,"theta":-0.9883,"rho":-6.045,"theo":279.425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":220.17,"last_trade_time":"2026-02-09T10:14:41","percent_change":0.0,"prev_day_close":260.75},{"option":"SPXW260331C07125000","bid":33.1,"bid_size":9.0,"ask":33.7,"ask_size":27.0,"iv":0.1284,"open_interest":1022.0,"volume":18.0,"delta":0.2093,"gamma":0.001,"vega":6.687,"theta":-1.033,"rho":1.4876,"theo":33.6195,"change":2.79,"open":34.02,"high":41.65,"low":33.85,"tick":"up","last_trade_price":35.74,"last_trade_time":"2026-02-18T15:45:42","percent_change":8.46737,"prev_day_close":35.6000003814697},{"option":"SPXW260331P07125000","bid":279.7,"bid_size":4.0,"ask":285.9,"ask_size":4.0,"iv":0.1284,"open_interest":43.0,"volume":0.0,"delta":-0.7907,"gamma":0.001,"vega":6.687,"theta":-0.9656,"rho":-6.0906,"theo":283.0492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":301.96,"last_trade_time":"2026-02-17T12:34:03","percent_change":0.0,"prev_day_close":264.199996948242},{"option":"SPXW260331C07130000","bid":31.8,"bid_size":9.0,"ask":32.5,"ask_size":22.0,"iv":0.128,"open_interest":186.0,"volume":23.0,"delta":0.2035,"gamma":0.001,"vega":6.587,"theta":-1.0115,"rho":1.4474,"theo":32.302,"change":4.15,"open":39.71,"high":40.88,"low":34.37,"tick":"up","last_trade_price":35.85,"last_trade_time":"2026-02-18T15:51:22","percent_change":13.0915,"prev_day_close":34.1500015258789},{"option":"SPXW260331P07130000","bid":283.0,"bid_size":4.0,"ask":289.7,"ask_size":4.0,"iv":0.1276,"open_interest":15.0,"volume":0.0,"delta":-0.7964,"gamma":0.001,"vega":6.587,"theta":-0.9429,"rho":-6.1361,"theo":286.7093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.94,"last_trade_time":"2026-02-02T10:10:41","percent_change":0.0,"prev_day_close":267.800003051758},{"option":"SPXW260331C07135000","bid":30.4,"bid_size":9.0,"ask":31.2,"ask_size":10.0,"iv":0.1273,"open_interest":102.0,"volume":5.0,"delta":0.1979,"gamma":0.001,"vega":6.4851,"theta":-0.9901,"rho":1.4071,"theo":31.0206,"change":-0.84,"open":34.45,"high":34.45,"low":34.45,"tick":"up","last_trade_price":34.45,"last_trade_time":"2026-02-18T15:51:22","percent_change":-2.56489,"prev_day_close":32.75},{"option":"SPXW260331P07135000","bid":284.5,"bid_size":6.0,"ask":295.7,"ask_size":6.0,"iv":0.1274,"open_interest":16.0,"volume":0.0,"delta":-0.802,"gamma":0.001,"vega":6.4851,"theta":-0.9201,"rho":-6.1816,"theo":290.4055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":230.0,"last_trade_time":"2026-02-02T10:00:37","percent_change":0.0,"prev_day_close":270.649993896484},{"option":"SPXW260331C07140000","bid":29.3,"bid_size":9.0,"ask":30.0,"ask_size":23.0,"iv":0.1268,"open_interest":142.0,"volume":7.0,"delta":0.1923,"gamma":0.0009,"vega":6.381,"theta":-0.9686,"rho":1.367,"theo":29.7754,"change":4.1,"open":33.3,"high":33.3,"low":33.3,"tick":"up","last_trade_price":33.3,"last_trade_time":"2026-02-18T13:52:25","percent_change":14.0411,"prev_day_close":31.4500007629394},{"option":"SPXW260331P07140000","bid":290.3,"bid_size":4.0,"ask":297.0,"ask_size":4.0,"iv":0.1263,"open_interest":53.0,"volume":0.0,"delta":-0.8076,"gamma":0.0009,"vega":6.381,"theta":-0.8972,"rho":-6.227,"theo":294.1379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":347.49,"last_trade_time":"2026-02-05T15:30:41","percent_change":0.0,"prev_day_close":274.850006103516},{"option":"SPXW260331C07145000","bid":28.0,"bid_size":9.0,"ask":28.7,"ask_size":11.0,"iv":0.1262,"open_interest":111.0,"volume":77.0,"delta":0.1868,"gamma":0.0009,"vega":6.2748,"theta":-0.947,"rho":1.3272,"theo":28.5664,"change":2.94,"open":31.15,"high":35.87,"low":30.53,"tick":"up","last_trade_price":30.55,"last_trade_time":"2026-02-18T15:46:17","percent_change":9.7351,"prev_day_close":30.1999998092651},{"option":"SPXW260331P07145000","bid":292.1,"bid_size":6.0,"ask":303.3,"ask_size":6.0,"iv":0.1265,"open_interest":13.0,"volume":0.0,"delta":-0.8131,"gamma":0.0009,"vega":6.2748,"theta":-0.8744,"rho":-6.2721,"theo":297.9066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.7,"last_trade_time":"2026-01-28T11:43:56","percent_change":0.0,"prev_day_close":278.0},{"option":"SPXW260331C07150000","bid":26.8,"bid_size":10.0,"ask":27.5,"ask_size":28.0,"iv":0.1256,"open_interest":2230.0,"volume":53.0,"delta":0.1813,"gamma":0.0009,"vega":6.1668,"theta":-0.9255,"rho":1.2881,"theo":27.3934,"change":2.9,"open":27.8,"high":34.55,"low":27.4,"tick":"up","last_trade_price":30.9,"last_trade_time":"2026-02-18T15:56:28","percent_change":10.0173,"prev_day_close":28.9500007629394},{"option":"SPXW260331P07150000","bid":298.2,"bid_size":4.0,"ask":304.3,"ask_size":4.0,"iv":0.1253,"open_interest":91.0,"volume":10.0,"delta":-0.8186,"gamma":0.0009,"vega":6.1668,"theta":-0.8515,"rho":-6.3166,"theo":301.7112,"change":-47.77,"open":258.33,"high":258.33,"low":258.33,"tick":"down","last_trade_price":258.33,"last_trade_time":"2026-02-18T11:15:15","percent_change":-15.606,"prev_day_close":282.25},{"option":"SPXW260331C07155000","bid":25.7,"bid_size":9.0,"ask":26.4,"ask_size":26.0,"iv":0.1252,"open_interest":34010.0,"volume":104.0,"delta":0.1759,"gamma":0.0009,"vega":6.0579,"theta":-0.904,"rho":1.2499,"theo":26.2558,"change":3.85,"open":26.0,"high":33.2,"low":25.9,"tick":"up","last_trade_price":29.65,"last_trade_time":"2026-02-18T15:56:28","percent_change":14.9225,"prev_day_close":27.6999998092651},{"option":"SPXW260331P07155000","bid":299.7,"bid_size":6.0,"ask":310.9,"ask_size":6.0,"iv":0.1254,"open_interest":34.0,"volume":0.0,"delta":-0.824,"gamma":0.0009,"vega":6.0579,"theta":-0.8287,"rho":-6.3601,"theo":305.5512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.6,"last_trade_time":"2026-02-02T09:54:31","percent_change":0.0,"prev_day_close":285.149993896484},{"option":"SPXW260331C07160000","bid":24.6,"bid_size":11.0,"ask":25.4,"ask_size":25.0,"iv":0.1247,"open_interest":249.0,"volume":9.0,"delta":0.1706,"gamma":0.0009,"vega":5.9485,"theta":-0.8826,"rho":1.2126,"theo":25.1533,"change":2.67,"open":27.8,"high":31.01,"low":27.47,"tick":"down","last_trade_price":27.47,"last_trade_time":"2026-02-18T14:46:09","percent_change":10.7661,"prev_day_close":26.5499992370605},{"option":"SPXW260331P07160000","bid":305.9,"bid_size":4.0,"ask":312.1,"ask_size":4.0,"iv":0.1243,"open_interest":18.0,"volume":0.0,"delta":-0.8293,"gamma":0.0009,"vega":5.9485,"theta":-0.8059,"rho":-6.4027,"theo":309.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":256.77,"last_trade_time":"2026-01-30T15:45:17","percent_change":0.0,"prev_day_close":289.75},{"option":"SPXW260331C07165000","bid":23.6,"bid_size":10.0,"ask":24.3,"ask_size":11.0,"iv":0.1242,"open_interest":58.0,"volume":8.0,"delta":0.1654,"gamma":0.0009,"vega":5.839,"theta":-0.8612,"rho":1.176,"theo":24.0852,"change":-0.49,"open":29.51,"high":29.51,"low":28.7,"tick":"up","last_trade_price":29.1,"last_trade_time":"2026-02-18T13:36:25","percent_change":-1.92914,"prev_day_close":25.4000005722046},{"option":"SPXW260331P07165000","bid":307.6,"bid_size":6.0,"ask":318.8,"ask_size":6.0,"iv":0.1245,"open_interest":5.0,"volume":0.0,"delta":-0.8345,"gamma":0.0009,"vega":5.839,"theta":-0.7831,"rho":-6.4447,"theo":313.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":247.6,"last_trade_time":"2026-01-30T09:35:55","percent_change":0.0,"prev_day_close":293.050003051758},{"option":"SPXW260331C07170000","bid":22.6,"bid_size":10.0,"ask":23.3,"ask_size":26.0,"iv":0.1238,"open_interest":440.0,"volume":16.0,"delta":0.1602,"gamma":0.0009,"vega":5.7295,"theta":-0.8399,"rho":1.1398,"theo":23.0514,"change":3.45,"open":25.6,"high":28.7,"low":25.6,"tick":"down","last_trade_price":26.25,"last_trade_time":"2026-02-18T14:12:00","percent_change":15.1316,"prev_day_close":24.3000001907349},{"option":"SPXW260331P07170000","bid":313.8,"bid_size":3.0,"ask":320.1,"ask_size":3.0,"iv":0.1234,"open_interest":6.0,"volume":0.0,"delta":-0.8397,"gamma":0.0009,"vega":5.7295,"theta":-0.7605,"rho":-6.4861,"theo":317.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":252.98,"last_trade_time":"2026-01-29T15:41:00","percent_change":0.0,"prev_day_close":297.75},{"option":"SPXW260331C07175000","bid":21.6,"bid_size":10.0,"ask":22.4,"ask_size":28.0,"iv":0.1234,"open_interest":785.0,"volume":20.0,"delta":0.1552,"gamma":0.0008,"vega":5.6196,"theta":-0.8187,"rho":1.1039,"theo":22.0517,"change":2.55,"open":22.41,"high":28.1,"low":22.39,"tick":"no_change","last_trade_price":22.39,"last_trade_time":"2026-02-18T15:33:28","percent_change":10.9677,"prev_day_close":23.25},{"option":"SPXW260331P07175000","bid":317.2,"bid_size":3.0,"ask":324.3,"ask_size":3.0,"iv":0.1226,"open_interest":43.0,"volume":10.0,"delta":-0.8448,"gamma":0.0008,"vega":5.6196,"theta":-0.738,"rho":-6.5273,"theo":321.2576,"change":-48.97,"open":276.83,"high":276.83,"low":276.83,"tick":"down","last_trade_price":276.83,"last_trade_time":"2026-02-18T11:15:15","percent_change":-15.0307,"prev_day_close":301.5},{"option":"SPXW260331C07180000","bid":20.7,"bid_size":10.0,"ask":21.4,"ask_size":28.0,"iv":0.1228,"open_interest":132.0,"volume":10.0,"delta":0.1502,"gamma":0.0008,"vega":5.5089,"theta":-0.7977,"rho":1.0683,"theo":21.0862,"change":1.88,"open":22.43,"high":26.4,"low":22.43,"tick":"down","last_trade_price":22.83,"last_trade_time":"2026-02-18T14:39:19","percent_change":8.97374,"prev_day_close":22.3000001907349},{"option":"SPXW260331P07180000","bid":321.4,"bid_size":3.0,"ask":328.1,"ask_size":3.0,"iv":0.122,"open_interest":10.0,"volume":0.0,"delta":-0.8497,"gamma":0.0008,"vega":5.5089,"theta":-0.7156,"rho":-6.5683,"theo":325.2696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":345.06,"last_trade_time":"2026-02-17T12:34:03","percent_change":0.0,"prev_day_close":305.449996948242},{"option":"SPXW260331C07185000","bid":19.7,"bid_size":24.0,"ask":20.5,"ask_size":13.0,"iv":0.1224,"open_interest":101.0,"volume":45.0,"delta":0.1453,"gamma":0.0008,"vega":5.397,"theta":-0.7768,"rho":1.033,"theo":20.1547,"change":3.04,"open":20.23,"high":24.35,"low":20.23,"tick":"up","last_trade_price":23.09,"last_trade_time":"2026-02-18T14:22:04","percent_change":15.1621,"prev_day_close":21.3000001907349},{"option":"SPXW260331P07185000","bid":323.3,"bid_size":2.0,"ask":334.9,"ask_size":2.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":-0.8546,"gamma":0.0008,"vega":5.397,"theta":-0.6934,"rho":-6.6089,"theo":329.3158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.0},{"option":"SPXW260331C07190000","bid":18.9,"bid_size":25.0,"ask":19.7,"ask_size":31.0,"iv":0.1222,"open_interest":236.0,"volume":27.0,"delta":0.1405,"gamma":0.0008,"vega":5.2842,"theta":-0.7562,"rho":0.9984,"theo":19.257,"change":4.8,"open":19.49,"high":24.05,"low":19.36,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-18T10:37:52","percent_change":25.0,"prev_day_close":20.4000005722046},{"option":"SPXW260331P07190000","bid":329.4,"bid_size":3.0,"ask":336.3,"ask_size":3.0,"iv":0.121,"open_interest":21.0,"volume":0.0,"delta":-0.8594,"gamma":0.0008,"vega":5.2842,"theta":-0.6714,"rho":-6.6488,"theo":333.3957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":287.4,"last_trade_time":"2025-12-24T12:58:24","percent_change":0.0,"prev_day_close":313.649993896484},{"option":"SPXW260331C07195000","bid":18.1,"bid_size":31.0,"ask":18.7,"ask_size":26.0,"iv":0.1216,"open_interest":12255.0,"volume":21.0,"delta":0.1358,"gamma":0.0008,"vega":5.1708,"theta":-0.7357,"rho":0.9648,"theo":18.3924,"change":2.63,"open":19.36,"high":23.2,"low":19.36,"tick":"down","last_trade_price":21.03,"last_trade_time":"2026-02-18T14:10:06","percent_change":14.2935,"prev_day_close":19.5},{"option":"SPXW260331P07195000","bid":331.9,"bid_size":2.0,"ask":343.1,"ask_size":2.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.8641,"gamma":0.0008,"vega":5.1708,"theta":-0.6496,"rho":-6.6878,"theo":337.5087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":317.099990844727},{"option":"SPXW260331C07200000","bid":17.2,"bid_size":53.0,"ask":17.9,"ask_size":45.0,"iv":0.1212,"open_interest":6086.0,"volume":508.0,"delta":0.1312,"gamma":0.0008,"vega":5.0575,"theta":-0.7155,"rho":0.9322,"theo":17.5603,"change":0.07,"open":19.5,"high":22.82,"low":17.96,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-18T15:53:22","percent_change":0.376347,"prev_day_close":18.5999994277954},{"option":"SPXW260331P07200000","bid":338.2,"bid_size":3.0,"ask":345.0,"ask_size":3.0,"iv":0.1211,"open_interest":977.0,"volume":0.0,"delta":-0.8687,"gamma":0.0008,"vega":5.0575,"theta":-0.628,"rho":-6.7256,"theo":341.6542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":337.2,"last_trade_time":"2026-02-12T11:28:49","percent_change":0.0,"prev_day_close":321.949996948242},{"option":"SPXW260331C07205000","bid":16.4,"bid_size":33.0,"ask":17.2,"ask_size":16.0,"iv":0.1208,"open_interest":216.0,"volume":49.0,"delta":0.1267,"gamma":0.0008,"vega":4.945,"theta":-0.6955,"rho":0.9006,"theo":16.7598,"change":2.05,"open":19.55,"high":21.15,"low":18.9,"tick":"down","last_trade_price":18.9,"last_trade_time":"2026-02-18T14:30:36","percent_change":12.1662,"prev_day_close":17.75},{"option":"SPXW260331P07205000","bid":339.9,"bid_size":2.0,"ask":351.5,"ask_size":2.0,"iv":0.1212,"open_interest":3.0,"volume":0.0,"delta":-0.8732,"gamma":0.0008,"vega":4.945,"theta":-0.6067,"rho":-6.7626,"theo":345.8314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":263.4,"last_trade_time":"2026-01-28T11:53:47","percent_change":0.0,"prev_day_close":325.300003051758},{"option":"SPXW260331C07210000","bid":15.7,"bid_size":28.0,"ask":16.5,"ask_size":48.0,"iv":0.1206,"open_interest":184.0,"volume":30.0,"delta":0.1223,"gamma":0.0007,"vega":4.8335,"theta":-0.6758,"rho":0.8697,"theo":15.9905,"change":2.0,"open":19.42,"high":20.3,"low":17.75,"tick":"no_change","last_trade_price":18.05,"last_trade_time":"2026-02-18T15:58:42","percent_change":12.4611,"prev_day_close":16.9500007629395},{"option":"SPXW260331P07210000","bid":346.5,"bid_size":3.0,"ask":353.4,"ask_size":3.0,"iv":0.1201,"open_interest":0.0,"volume":0.0,"delta":-0.8776,"gamma":0.0007,"vega":4.8335,"theta":-0.5856,"rho":-6.7988,"theo":350.0396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":329.950012207031},{"option":"SPXW260331C07215000","bid":15.0,"bid_size":30.0,"ask":15.7,"ask_size":18.0,"iv":0.1201,"open_interest":57.0,"volume":23.0,"delta":0.118,"gamma":0.0007,"vega":4.7231,"theta":-0.6564,"rho":0.8394,"theo":15.2516,"change":1.9,"open":19.35,"high":19.35,"low":16.15,"tick":"no_change","last_trade_price":17.25,"last_trade_time":"2026-02-18T15:58:42","percent_change":12.3778,"prev_day_close":16.1999998092651},{"option":"SPXW260331P07215000","bid":348.7,"bid_size":2.0,"ask":359.9,"ask_size":2.0,"iv":0.1203,"open_interest":3.0,"volume":0.0,"delta":-0.8819,"gamma":0.0007,"vega":4.7231,"theta":-0.5649,"rho":-6.8344,"theo":354.2784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.0,"last_trade_time":"2025-12-24T12:58:24","percent_change":0.0,"prev_day_close":333.550003051758},{"option":"SPXW260331C07220000","bid":14.3,"bid_size":30.0,"ask":15.0,"ask_size":40.0,"iv":0.1198,"open_interest":100.0,"volume":10.0,"delta":0.1138,"gamma":0.0007,"vega":4.6134,"theta":-0.6372,"rho":0.8095,"theo":14.543,"change":1.4,"open":15.94,"high":18.26,"low":15.94,"tick":"down","last_trade_price":16.05,"last_trade_time":"2026-02-18T14:48:57","percent_change":9.55632,"prev_day_close":15.4499998092651},{"option":"SPXW260331P07220000","bid":354.5,"bid_size":3.0,"ask":361.5,"ask_size":3.0,"iv":0.1182,"open_interest":6.0,"volume":0.0,"delta":-0.8861,"gamma":0.0007,"vega":4.6134,"theta":-0.5444,"rho":-6.8696,"theo":358.5474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.34,"last_trade_time":"2026-02-02T10:47:42","percent_change":0.0,"prev_day_close":338.450012207031},{"option":"SPXW260331C07225000","bid":13.6,"bid_size":32.0,"ask":14.3,"ask_size":41.0,"iv":0.1193,"open_interest":325.0,"volume":81.0,"delta":0.1097,"gamma":0.0007,"vega":4.5041,"theta":-0.6185,"rho":0.7802,"theo":13.8642,"change":1.12,"open":14.31,"high":18.12,"low":14.31,"tick":"up","last_trade_price":15.17,"last_trade_time":"2026-02-18T15:48:12","percent_change":7.97153,"prev_day_close":14.75},{"option":"SPXW260331P07225000","bid":359.4,"bid_size":3.0,"ask":366.3,"ask_size":3.0,"iv":0.1191,"open_interest":4.0,"volume":0.0,"delta":-0.8902,"gamma":0.0007,"vega":4.5041,"theta":-0.5243,"rho":-6.9043,"theo":362.8462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":380.8,"last_trade_time":"2025-10-28T15:31:24","percent_change":0.0,"prev_day_close":342.75},{"option":"SPXW260331C07230000","bid":13.0,"bid_size":60.0,"ask":13.6,"ask_size":51.0,"iv":0.119,"open_interest":1038.0,"volume":7.0,"delta":0.1058,"gamma":0.0007,"vega":4.3951,"theta":-0.6001,"rho":0.7514,"theo":13.2146,"change":1.21,"open":13.7,"high":16.78,"low":13.7,"tick":"down","last_trade_price":14.61,"last_trade_time":"2026-02-18T14:39:19","percent_change":9.02985,"prev_day_close":14.0999999046326},{"option":"SPXW260331P07230000","bid":363.7,"bid_size":3.0,"ask":370.8,"ask_size":3.0,"iv":0.1189,"open_interest":4.0,"volume":0.0,"delta":-0.8942,"gamma":0.0007,"vega":4.3951,"theta":-0.5046,"rho":-6.9383,"theo":367.1743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.0,"last_trade_time":"2025-11-12T11:10:03","percent_change":0.0,"prev_day_close":347.050003051758},{"option":"SPXW260331C07235000","bid":12.4,"bid_size":32.0,"ask":13.1,"ask_size":33.0,"iv":0.1188,"open_interest":146.0,"volume":81.0,"delta":0.1019,"gamma":0.0007,"vega":4.2865,"theta":-0.582,"rho":0.7237,"theo":12.5936,"change":0.75,"open":14.7,"high":15.9,"low":13.55,"tick":"down","last_trade_price":13.55,"last_trade_time":"2026-02-18T15:46:01","percent_change":5.85937,"prev_day_close":13.4000000953674},{"option":"SPXW260331P07235000","bid":366.0,"bid_size":2.0,"ask":377.2,"ask_size":3.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.898,"gamma":0.0007,"vega":4.2865,"theta":-0.4852,"rho":-6.9714,"theo":371.5308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":350.800003051758},{"option":"SPXW260331C07240000","bid":11.8,"bid_size":39.0,"ask":12.5,"ask_size":46.0,"iv":0.1184,"open_interest":139.0,"volume":2.0,"delta":0.0982,"gamma":0.0006,"vega":4.1787,"theta":-0.5643,"rho":0.697,"theo":12.0001,"change":1.26,"open":15.15,"high":15.15,"low":13.51,"tick":"down","last_trade_price":13.51,"last_trade_time":"2026-02-18T14:46:09","percent_change":10.2857,"prev_day_close":12.8000001907349},{"option":"SPXW260331P07240000","bid":372.5,"bid_size":3.0,"ask":379.0,"ask_size":3.0,"iv":0.1176,"open_interest":1.0,"volume":0.0,"delta":-0.9018,"gamma":0.0006,"vega":4.1787,"theta":-0.4661,"rho":-7.0034,"theo":375.915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":304.45,"last_trade_time":"2026-01-30T09:53:37","percent_change":0.0,"prev_day_close":355.75},{"option":"SPXW260331C07245000","bid":11.2,"bid_size":42.0,"ask":11.9,"ask_size":22.0,"iv":0.118,"open_interest":133.0,"volume":30.0,"delta":0.0945,"gamma":0.0006,"vega":4.0723,"theta":-0.547,"rho":0.6714,"theo":11.4333,"change":2.3,"open":13.4,"high":14.86,"low":13.4,"tick":"down","last_trade_price":14.0,"last_trade_time":"2026-02-18T13:34:13","percent_change":19.6581,"prev_day_close":12.1999998092651},{"option":"SPXW260331P07245000","bid":374.5,"bid_size":2.0,"ask":386.0,"ask_size":2.0,"iv":0.118,"open_interest":0.0,"volume":0.0,"delta":-0.9054,"gamma":0.0006,"vega":4.0723,"theta":-0.4475,"rho":-7.0343,"theo":380.3258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":359.449996948242},{"option":"SPXW260331C07250000","bid":10.7,"bid_size":71.0,"ask":11.3,"ask_size":57.0,"iv":0.1177,"open_interest":5422.0,"volume":79.0,"delta":0.091,"gamma":0.0006,"vega":3.9678,"theta":-0.5301,"rho":0.6466,"theo":10.8921,"change":1.17,"open":11.34,"high":14.4,"low":11.34,"tick":"down","last_trade_price":12.37,"last_trade_time":"2026-02-18T15:57:40","percent_change":10.4464,"prev_day_close":11.6500000953674},{"option":"SPXW260331P07250000","bid":381.3,"bid_size":3.0,"ask":387.9,"ask_size":3.0,"iv":0.117,"open_interest":4.0,"volume":0.0,"delta":-0.9089,"gamma":0.0006,"vega":3.9678,"theta":-0.4292,"rho":-7.0643,"theo":384.7623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.53,"last_trade_time":"2026-01-27T09:40:41","percent_change":0.0,"prev_day_close":364.699996948242},{"option":"SPXW260331C07255000","bid":10.2,"bid_size":42.0,"ask":10.9,"ask_size":38.0,"iv":0.1176,"open_interest":134.0,"volume":19.0,"delta":0.0876,"gamma":0.0006,"vega":3.8652,"theta":-0.5136,"rho":0.6226,"theo":10.376,"change":2.1,"open":10.86,"high":13.75,"low":10.86,"tick":"down","last_trade_price":12.75,"last_trade_time":"2026-02-18T13:34:13","percent_change":19.7183,"prev_day_close":11.0999999046326},{"option":"SPXW260331P07255000","bid":383.7,"bid_size":2.0,"ask":394.8,"ask_size":2.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9123,"gamma":0.0006,"vega":3.8652,"theta":-0.4114,"rho":-7.0937,"theo":389.2237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":368.449996948242},{"option":"SPXW260331C07260000","bid":9.7,"bid_size":43.0,"ask":10.4,"ask_size":67.0,"iv":0.1173,"open_interest":178.0,"volume":5.0,"delta":0.0843,"gamma":0.0006,"vega":3.7647,"theta":-0.4975,"rho":0.5992,"theo":9.884,"change":1.05,"open":12.19,"high":12.54,"low":11.2,"tick":"no_change","last_trade_price":11.2,"last_trade_time":"2026-02-18T15:58:41","percent_change":10.3448,"prev_day_close":10.5499997138977},{"option":"SPXW260331P07260000","bid":390.3,"bid_size":3.0,"ask":396.9,"ask_size":3.0,"iv":0.1165,"open_interest":7.0,"volume":0.0,"delta":-0.9156,"gamma":0.0006,"vega":3.7647,"theta":-0.394,"rho":-7.1225,"theo":393.7094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.49,"last_trade_time":"2026-01-05T10:24:26","percent_change":0.0,"prev_day_close":373.600006103516},{"option":"SPXW260331C07265000","bid":9.2,"bid_size":45.0,"ask":9.9,"ask_size":39.0,"iv":0.117,"open_interest":143.0,"volume":8.0,"delta":0.0811,"gamma":0.0006,"vega":3.6658,"theta":-0.4819,"rho":0.5762,"theo":9.4157,"change":1.02,"open":12.11,"high":12.2,"low":9.68,"tick":"up","last_trade_price":10.72,"last_trade_time":"2026-02-18T15:57:40","percent_change":10.5155,"prev_day_close":10.0499997138977},{"option":"SPXW260331P07265000","bid":392.7,"bid_size":2.0,"ask":404.2,"ask_size":2.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9188,"gamma":0.0006,"vega":3.6658,"theta":-0.377,"rho":-7.1507,"theo":398.2187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":422.51,"last_trade_time":"2026-01-20T13:28:07","percent_change":0.0,"prev_day_close":377.5},{"option":"SPXW260331C07270000","bid":8.9,"bid_size":32.0,"ask":9.4,"ask_size":64.0,"iv":0.1169,"open_interest":158.0,"volume":13.0,"delta":0.078,"gamma":0.0006,"vega":3.5685,"theta":-0.4667,"rho":0.554,"theo":8.9704,"change":0.85,"open":9.4,"high":11.74,"low":9.4,"tick":"no_change","last_trade_price":10.2,"last_trade_time":"2026-02-18T15:58:41","percent_change":9.09091,"prev_day_close":9.59999990463257},{"option":"SPXW260331P07270000","bid":399.3,"bid_size":3.0,"ask":406.5,"ask_size":3.0,"iv":0.1168,"open_interest":2.0,"volume":0.0,"delta":-0.9219,"gamma":0.0006,"vega":3.5685,"theta":-0.3604,"rho":-7.1783,"theo":402.751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":416.16,"last_trade_time":"2025-12-19T15:26:14","percent_change":0.0,"prev_day_close":382.350006103516},{"option":"SPXW260331C07275000","bid":8.4,"bid_size":54.0,"ask":9.0,"ask_size":66.0,"iv":0.1166,"open_interest":2602.0,"volume":79.0,"delta":0.0751,"gamma":0.0005,"vega":3.4726,"theta":-0.4519,"rho":0.5325,"theo":8.5472,"change":0.2,"open":8.95,"high":11.13,"low":8.89,"tick":"up","last_trade_price":9.05,"last_trade_time":"2026-02-18T15:41:24","percent_change":2.25989,"prev_day_close":9.15000009536743},{"option":"SPXW260331P07275000","bid":403.8,"bid_size":3.0,"ask":410.8,"ask_size":3.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9249,"gamma":0.0005,"vega":3.4726,"theta":-0.3443,"rho":-7.205,"theo":407.3054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":386.800003051758},{"option":"SPXW260331C07280000","bid":8.0,"bid_size":55.0,"ask":8.6,"ask_size":68.0,"iv":0.1164,"open_interest":332.0,"volume":8.0,"delta":0.0722,"gamma":0.0005,"vega":3.3782,"theta":-0.4375,"rho":0.512,"theo":8.1452,"change":2.43,"open":8.61,"high":10.88,"low":8.61,"tick":"up","last_trade_price":10.88,"last_trade_time":"2026-02-18T12:07:29","percent_change":28.7574,"prev_day_close":8.75},{"option":"SPXW260331P07280000","bid":407.8,"bid_size":3.0,"ask":415.2,"ask_size":3.0,"iv":0.1146,"open_interest":1.0,"volume":0.0,"delta":-0.9277,"gamma":0.0005,"vega":3.3782,"theta":-0.3286,"rho":-7.2309,"theo":411.881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.55,"last_trade_time":"2026-01-27T14:51:38","percent_change":0.0,"prev_day_close":391.75},{"option":"SPXW260331C07285000","bid":7.7,"bid_size":34.0,"ask":8.2,"ask_size":35.0,"iv":0.1163,"open_interest":81.0,"volume":2.0,"delta":0.0694,"gamma":0.0005,"vega":3.2855,"theta":-0.4236,"rho":0.4924,"theo":7.7635,"change":0.28,"open":10.24,"high":10.24,"low":8.43,"tick":"down","last_trade_price":8.43,"last_trade_time":"2026-02-18T14:57:16","percent_change":3.43558,"prev_day_close":8.34999990463257},{"option":"SPXW260331P07285000","bid":410.9,"bid_size":2.0,"ask":422.4,"ask_size":2.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":-0.9305,"gamma":0.0005,"vega":3.2855,"theta":-0.3133,"rho":-7.2558,"theo":416.4769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":395.25},{"option":"SPXW260331C07290000","bid":7.3,"bid_size":35.0,"ask":7.8,"ask_size":73.0,"iv":0.116,"open_interest":89.0,"volume":19.0,"delta":0.0668,"gamma":0.0005,"vega":3.195,"theta":-0.4101,"rho":0.4737,"theo":7.4011,"change":-0.09,"open":7.7,"high":9.45,"low":7.66,"tick":"down","last_trade_price":7.66,"last_trade_time":"2026-02-18T15:24:04","percent_change":-1.16129,"prev_day_close":7.9500002861023},{"option":"SPXW260331P07290000","bid":417.6,"bid_size":3.0,"ask":424.9,"ask_size":3.0,"iv":0.116,"open_interest":1.0,"volume":0.0,"delta":-0.9331,"gamma":0.0005,"vega":3.195,"theta":-0.2985,"rho":-7.2798,"theo":421.0921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":319.05,"last_trade_time":"2026-02-09T15:28:03","percent_change":0.0,"prev_day_close":400.850006103516},{"option":"SPXW260331C07295000","bid":7.0,"bid_size":36.0,"ask":7.5,"ask_size":51.0,"iv":0.116,"open_interest":22.0,"volume":12.0,"delta":0.0642,"gamma":0.0005,"vega":3.1068,"theta":-0.3971,"rho":0.4558,"theo":7.057,"change":1.16,"open":8.61,"high":9.26,"low":8.51,"tick":"no_change","last_trade_price":8.51,"last_trade_time":"2026-02-18T13:46:28","percent_change":15.7823,"prev_day_close":7.54999995231628},{"option":"SPXW260331P07295000","bid":420.2,"bid_size":2.0,"ask":431.4,"ask_size":2.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9357,"gamma":0.0005,"vega":3.1068,"theta":-0.2841,"rho":-7.303,"theo":425.7257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.550003051758},{"option":"SPXW260331C07300000","bid":6.6,"bid_size":97.0,"ask":7.1,"ask_size":115.0,"iv":0.1156,"open_interest":4599.0,"volume":171.0,"delta":0.0618,"gamma":0.0005,"vega":3.021,"theta":-0.3844,"rho":0.4385,"theo":6.7306,"change":0.06,"open":7.5,"high":8.82,"low":6.95,"tick":"no_change","last_trade_price":7.11,"last_trade_time":"2026-02-18T15:35:21","percent_change":0.851065,"prev_day_close":7.20000004768372},{"option":"SPXW260331P07300000","bid":426.5,"bid_size":3.0,"ask":434.3,"ask_size":3.0,"iv":0.1153,"open_interest":19.0,"volume":0.0,"delta":-0.9381,"gamma":0.0005,"vega":3.021,"theta":-0.2701,"rho":-7.3256,"theo":430.3769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":436.19,"last_trade_time":"2026-02-13T11:26:59","percent_change":0.0,"prev_day_close":409.850006103516},{"option":"SPXW260331C07305000","bid":6.3,"bid_size":38.0,"ask":6.8,"ask_size":38.0,"iv":0.1156,"open_interest":92.0,"volume":7.0,"delta":0.0594,"gamma":0.0004,"vega":2.9376,"theta":-0.3722,"rho":0.4217,"theo":6.4211,"change":0.75,"open":8.2,"high":8.4,"low":7.45,"tick":"down","last_trade_price":7.45,"last_trade_time":"2026-02-18T14:14:54","percent_change":11.194,"prev_day_close":6.84999990463257},{"option":"SPXW260331P07305000","bid":429.5,"bid_size":2.0,"ask":440.7,"ask_size":2.0,"iv":0.1158,"open_interest":4.0,"volume":0.0,"delta":-0.9405,"gamma":0.0004,"vega":2.9376,"theta":-0.2566,"rho":-7.3477,"theo":435.045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.0,"last_trade_time":"2025-12-29T12:23:15","percent_change":0.0,"prev_day_close":413.800003051758},{"option":"SPXW260331C07310000","bid":6.0,"bid_size":69.0,"ask":6.5,"ask_size":83.0,"iv":0.1154,"open_interest":108.0,"volume":22.0,"delta":0.0572,"gamma":0.0004,"vega":2.8564,"theta":-0.3604,"rho":0.4054,"theo":6.1278,"change":0.75,"open":7.85,"high":8.07,"low":7.15,"tick":"down","last_trade_price":7.15,"last_trade_time":"2026-02-18T14:14:54","percent_change":11.7188,"prev_day_close":6.54999995231628},{"option":"SPXW260331P07310000","bid":435.6,"bid_size":3.0,"ask":443.1,"ask_size":3.0,"iv":0.1134,"open_interest":0.0,"volume":0.0,"delta":-0.9428,"gamma":0.0004,"vega":2.8564,"theta":-0.2434,"rho":-7.3693,"theo":439.7293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":419.099990844727},{"option":"SPXW260331C07315000","bid":5.7,"bid_size":93.0,"ask":6.2,"ask_size":54.0,"iv":0.1152,"open_interest":88.0,"volume":21.0,"delta":0.055,"gamma":0.0004,"vega":2.7773,"theta":-0.349,"rho":0.3898,"theo":5.8501,"change":0.8,"open":7.55,"high":7.55,"low":6.95,"tick":"no_change","last_trade_price":6.95,"last_trade_time":"2026-02-18T13:43:37","percent_change":13.0081,"prev_day_close":6.25},{"option":"SPXW260331P07315000","bid":438.8,"bid_size":2.0,"ask":450.3,"ask_size":2.0,"iv":0.1153,"open_interest":0.0,"volume":0.0,"delta":-0.9449,"gamma":0.0004,"vega":2.7773,"theta":-0.2307,"rho":-7.3903,"theo":444.4292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":423.050003051758},{"option":"SPXW260331C07320000","bid":5.5,"bid_size":74.0,"ask":5.9,"ask_size":88.0,"iv":0.1152,"open_interest":90.0,"volume":4.0,"delta":0.0529,"gamma":0.0004,"vega":2.7001,"theta":-0.3381,"rho":0.3747,"theo":5.5872,"change":1.35,"open":7.2,"high":7.2,"low":7.2,"tick":"no_change","last_trade_price":7.2,"last_trade_time":"2026-02-18T11:46:46","percent_change":23.0769,"prev_day_close":5.95000004768372},{"option":"SPXW260331P07320000","bid":445.6,"bid_size":3.0,"ask":452.5,"ask_size":3.0,"iv":0.1144,"open_interest":0.0,"volume":0.0,"delta":-0.947,"gamma":0.0004,"vega":2.7001,"theta":-0.2184,"rho":-7.4107,"theo":449.1439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.600006103516},{"option":"SPXW260331C07325000","bid":5.3,"bid_size":10.0,"ask":5.7,"ask_size":147.0,"iv":0.1154,"open_interest":202.0,"volume":43.0,"delta":0.0509,"gamma":0.0004,"vega":2.6249,"theta":-0.3275,"rho":0.3604,"theo":5.3383,"change":1.15,"open":6.69,"high":6.85,"low":6.65,"tick":"up","last_trade_price":6.8,"last_trade_time":"2026-02-18T13:04:52","percent_change":20.354,"prev_day_close":5.70000004768372},{"option":"SPXW260331P07325000","bid":450.3,"bid_size":3.0,"ask":457.8,"ask_size":3.0,"iv":0.1155,"open_interest":0.0,"volume":0.0,"delta":-0.949,"gamma":0.0004,"vega":2.6249,"theta":-0.2065,"rho":-7.4303,"theo":453.8727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.149993896484},{"option":"SPXW260331C07330000","bid":5.0,"bid_size":70.0,"ask":5.4,"ask_size":94.0,"iv":0.1151,"open_interest":76.0,"volume":8.0,"delta":0.049,"gamma":0.0004,"vega":2.5516,"theta":-0.3173,"rho":0.3468,"theo":5.1026,"change":1.21,"open":5.55,"high":6.61,"low":5.55,"tick":"up","last_trade_price":6.61,"last_trade_time":"2026-02-18T11:43:49","percent_change":22.4074,"prev_day_close":5.40000009536743},{"option":"SPXW260331P07330000","bid":454.4,"bid_size":3.0,"ask":462.2,"ask_size":3.0,"iv":0.1133,"open_interest":0.0,"volume":0.0,"delta":-0.9509,"gamma":0.0004,"vega":2.5516,"theta":-0.1949,"rho":-7.4492,"theo":458.6146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":438.049987792969},{"option":"SPXW260331C07335000","bid":4.8,"bid_size":25.0,"ask":5.2,"ask_size":68.0,"iv":0.1152,"open_interest":291.0,"volume":6.0,"delta":0.0472,"gamma":0.0004,"vega":2.4804,"theta":-0.3075,"rho":0.334,"theo":4.8794,"change":0.08,"open":5.23,"high":5.23,"low":5.23,"tick":"down","last_trade_price":5.23,"last_trade_time":"2026-02-18T09:49:16","percent_change":1.5534,"prev_day_close":5.15000009536743},{"option":"SPXW260331P07335000","bid":457.8,"bid_size":2.0,"ask":469.0,"ask_size":2.0,"iv":0.1154,"open_interest":0.0,"volume":0.0,"delta":-0.9527,"gamma":0.0004,"vega":2.4804,"theta":-0.1838,"rho":-7.4674,"theo":463.369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.400009155273},{"option":"SPXW260331C07340000","bid":4.6,"bid_size":25.0,"ask":5.0,"ask_size":158.0,"iv":0.1152,"open_interest":43.0,"volume":1.0,"delta":0.0454,"gamma":0.0004,"vega":2.4113,"theta":-0.298,"rho":0.3216,"theo":4.668,"change":1.05,"open":5.9,"high":5.9,"low":5.9,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T13:04:52","percent_change":21.6495,"prev_day_close":4.90000009536743},{"option":"SPXW260331P07340000","bid":464.5,"bid_size":3.0,"ask":471.5,"ask_size":3.0,"iv":0.114,"open_interest":1.0,"volume":0.0,"delta":-0.9545,"gamma":0.0004,"vega":2.4113,"theta":-0.173,"rho":-7.485,"theo":468.1352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":349.54,"last_trade_time":"2026-01-27T14:17:47","percent_change":0.0,"prev_day_close":447.5},{"option":"SPXW260331C07345000","bid":4.3,"bid_size":108.0,"ask":4.8,"ask_size":104.0,"iv":0.1153,"open_interest":38.0,"volume":5.0,"delta":0.0438,"gamma":0.0004,"vega":2.3444,"theta":-0.2889,"rho":0.3099,"theo":4.4676,"change":0.5,"open":5.15,"high":5.15,"low":5.15,"tick":"up","last_trade_price":5.15,"last_trade_time":"2026-02-18T10:00:42","percent_change":10.7527,"prev_day_close":4.70000004768372},{"option":"SPXW260331P07345000","bid":467.0,"bid_size":2.0,"ask":478.6,"ask_size":2.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.9562,"gamma":0.0004,"vega":2.3444,"theta":-0.1625,"rho":-7.5021,"theo":472.9124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":451.5},{"option":"SPXW260331C07350000","bid":4.1,"bid_size":173.0,"ask":4.6,"ask_size":165.0,"iv":0.1152,"open_interest":1418.0,"volume":74.0,"delta":0.0421,"gamma":0.0003,"vega":2.2797,"theta":-0.2801,"rho":0.2985,"theo":4.2778,"change":0.26,"open":4.55,"high":5.43,"low":4.55,"tick":"no_change","last_trade_price":4.76,"last_trade_time":"2026-02-18T15:57:13","percent_change":5.77778,"prev_day_close":4.5},{"option":"SPXW260331P07350000","bid":474.1,"bid_size":2.0,"ask":481.1,"ask_size":2.0,"iv":0.1141,"open_interest":0.0,"volume":0.0,"delta":-0.9578,"gamma":0.0003,"vega":2.2797,"theta":-0.1524,"rho":-7.5188,"theo":477.7002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.649993896484},{"option":"SPXW260331C07355000","bid":4.0,"bid_size":25.0,"ask":4.4,"ask_size":93.0,"iv":0.1152,"open_interest":26.0,"volume":0.0,"delta":0.0406,"gamma":0.0003,"vega":2.2171,"theta":-0.2717,"rho":0.2875,"theo":4.0979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.45,"last_trade_time":"2026-02-13T14:30:56","percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPXW260331P07355000","bid":476.9,"bid_size":1.0,"ask":488.1,"ask_size":1.0,"iv":0.1154,"open_interest":0.0,"volume":0.0,"delta":-0.9593,"gamma":0.0003,"vega":2.2171,"theta":-0.1426,"rho":-7.535,"theo":482.4979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":461.0},{"option":"SPXW260331C07360000","bid":3.8,"bid_size":90.0,"ask":4.2,"ask_size":161.0,"iv":0.1151,"open_interest":63.0,"volume":0.0,"delta":0.0391,"gamma":0.0003,"vega":2.1565,"theta":-0.2636,"rho":0.277,"theo":3.9275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5.8,"last_trade_time":"2026-02-13T12:17:43","percent_change":0.0,"prev_day_close":4.09999990463257},{"option":"SPXW260331P07360000","bid":483.7,"bid_size":2.0,"ask":490.7,"ask_size":2.0,"iv":0.1142,"open_interest":1.0,"volume":0.0,"delta":-0.9608,"gamma":0.0003,"vega":2.1565,"theta":-0.1332,"rho":-7.551,"theo":487.3052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":365.86,"last_trade_time":"2026-01-27T14:17:47","percent_change":0.0,"prev_day_close":466.649993896484},{"option":"SPXW260331C07365000","bid":3.6,"bid_size":91.0,"ask":4.0,"ask_size":68.0,"iv":0.115,"open_interest":13.0,"volume":4.0,"delta":0.0377,"gamma":0.0003,"vega":2.0978,"theta":-0.2558,"rho":0.2668,"theo":3.766,"change":-0.12,"open":3.95,"high":4.71,"low":3.83,"tick":"down","last_trade_price":3.83,"last_trade_time":"2026-02-18T15:29:28","percent_change":-3.03797,"prev_day_close":3.89999997615814},{"option":"SPXW260331P07365000","bid":486.5,"bid_size":1.0,"ask":497.3,"ask_size":1.0,"iv":0.1136,"open_interest":0.0,"volume":0.0,"delta":-0.9622,"gamma":0.0003,"vega":2.0978,"theta":-0.124,"rho":-7.5664,"theo":492.1213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.100006103516},{"option":"SPXW260331C07370000","bid":3.4,"bid_size":187.0,"ask":3.8,"ask_size":152.0,"iv":0.1148,"open_interest":71.0,"volume":12.0,"delta":0.0364,"gamma":0.0003,"vega":2.0408,"theta":-0.2483,"rho":0.2571,"theo":3.6131,"change":0.75,"open":4.35,"high":4.6,"low":4.35,"tick":"down","last_trade_price":4.5,"last_trade_time":"2026-02-18T13:08:48","percent_change":20.0,"prev_day_close":3.75},{"option":"SPXW260331P07370000","bid":492.7,"bid_size":2.0,"ask":500.3,"ask_size":2.0,"iv":0.1122,"open_interest":0.0,"volume":0.0,"delta":-0.9635,"gamma":0.0003,"vega":2.0408,"theta":-0.1152,"rho":-7.5814,"theo":496.946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":476.399993896484},{"option":"SPXW260331C07375000","bid":3.3,"bid_size":93.0,"ask":3.7,"ask_size":182.0,"iv":0.1151,"open_interest":1712.0,"volume":36.0,"delta":0.0351,"gamma":0.0003,"vega":1.9856,"theta":-0.241,"rho":0.2478,"theo":3.468,"change":-0.02,"open":4.24,"high":4.3,"low":3.63,"tick":"no_change","last_trade_price":3.63,"last_trade_time":"2026-02-18T15:08:32","percent_change":-0.547945,"prev_day_close":3.60000002384186},{"option":"SPXW260331P07375000","bid":497.5,"bid_size":2.0,"ask":505.8,"ask_size":2.0,"iv":0.1142,"open_interest":4.0,"volume":0.0,"delta":-0.9648,"gamma":0.0003,"vega":1.9856,"theta":-0.1066,"rho":-7.596,"theo":501.7786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":494.54,"last_trade_time":"2026-02-17T14:50:24","percent_change":0.0,"prev_day_close":481.199996948242},{"option":"SPXW260331C07380000","bid":3.1,"bid_size":187.0,"ask":3.5,"ask_size":126.0,"iv":0.1148,"open_interest":40.0,"volume":1.0,"delta":0.0339,"gamma":0.0003,"vega":1.932,"theta":-0.2341,"rho":0.239,"theo":3.3304,"change":0.65,"open":4.1,"high":4.1,"low":4.1,"tick":"down","last_trade_price":4.1,"last_trade_time":"2026-02-18T13:08:48","percent_change":18.8406,"prev_day_close":3.39999997615814},{"option":"SPXW260331P07380000","bid":502.9,"bid_size":2.0,"ask":510.0,"ask_size":2.0,"iv":0.114,"open_interest":0.0,"volume":0.0,"delta":-0.966,"gamma":0.0003,"vega":1.932,"theta":-0.0983,"rho":-7.6101,"theo":506.6186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.800003051758},{"option":"SPXW260331C07385000","bid":3.0,"bid_size":90.0,"ask":3.4,"ask_size":76.0,"iv":0.1151,"open_interest":60.0,"volume":0.0,"delta":0.0327,"gamma":0.0003,"vega":1.88,"theta":-0.2274,"rho":0.2307,"theo":3.1998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.28,"last_trade_time":"2026-02-12T11:36:21","percent_change":0.0,"prev_day_close":3.25},{"option":"SPXW260331P07385000","bid":505.8,"bid_size":1.0,"ask":517.0,"ask_size":1.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9672,"gamma":0.0003,"vega":1.88,"theta":-0.0902,"rho":-7.6238,"theo":511.4656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":491.050003051758},{"option":"SPXW260331C07390000","bid":2.9,"bid_size":84.0,"ask":3.2,"ask_size":130.0,"iv":0.1151,"open_interest":66.0,"volume":0.0,"delta":0.0316,"gamma":0.0003,"vega":1.8297,"theta":-0.2209,"rho":0.2228,"theo":3.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.2,"last_trade_time":"2026-02-13T10:48:29","percent_change":0.0,"prev_day_close":3.14999997615814},{"option":"SPXW260331P07390000","bid":512.0,"bid_size":2.0,"ask":519.7,"ask_size":2.0,"iv":0.1121,"open_interest":0.0,"volume":0.0,"delta":-0.9684,"gamma":0.0003,"vega":1.8297,"theta":-0.0825,"rho":-7.637,"theo":516.319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":495.75},{"option":"SPXW260331C07395000","bid":2.75,"bid_size":86.0,"ask":3.1,"ask_size":78.0,"iv":0.1152,"open_interest":49.0,"volume":0.0,"delta":0.0305,"gamma":0.0003,"vega":1.7809,"theta":-0.2147,"rho":0.2152,"theo":2.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.57,"last_trade_time":"2026-02-10T15:24:54","percent_change":0.0,"prev_day_close":3.0},{"option":"SPXW260331P07395000","bid":515.5,"bid_size":1.0,"ask":526.5,"ask_size":1.0,"iv":0.1142,"open_interest":0.0,"volume":0.0,"delta":-0.9694,"gamma":0.0003,"vega":1.7809,"theta":-0.0749,"rho":-7.65,"theo":521.1786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.350006103516},{"option":"SPXW260331C07400000","bid":2.65,"bid_size":144.0,"ask":2.95,"ask_size":184.0,"iv":0.1152,"open_interest":1510.0,"volume":55.0,"delta":0.0294,"gamma":0.0002,"vega":1.7337,"theta":-0.2087,"rho":0.2079,"theo":2.8453,"change":0.12,"open":3.35,"high":3.56,"low":3.07,"tick":"down","last_trade_price":3.07,"last_trade_time":"2026-02-18T14:53:17","percent_change":4.0678,"prev_day_close":2.875},{"option":"SPXW260331P07400000","bid":522.3,"bid_size":2.0,"ask":529.4,"ask_size":2.0,"iv":0.1142,"open_interest":19.0,"volume":0.0,"delta":-0.9705,"gamma":0.0002,"vega":1.7337,"theta":-0.0676,"rho":-7.6626,"theo":526.0439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":465.11,"last_trade_time":"2026-01-23T16:05:46","percent_change":0.0,"prev_day_close":505.449996948242},{"option":"SPXW260331C07405000","bid":2.55,"bid_size":81.0,"ask":2.85,"ask_size":60.0,"iv":0.1154,"open_interest":46.0,"volume":1.0,"delta":0.0284,"gamma":0.0002,"vega":1.688,"theta":-0.203,"rho":0.2008,"theo":2.7384,"change":0.255,"open":3.08,"high":3.08,"low":3.08,"tick":"down","last_trade_price":3.08,"last_trade_time":"2026-02-18T14:13:50","percent_change":9.02655,"prev_day_close":2.75},{"option":"SPXW260331P07405000","bid":525.2,"bid_size":1.0,"ask":536.2,"ask_size":1.0,"iv":0.1142,"open_interest":0.0,"volume":0.0,"delta":-0.9715,"gamma":0.0002,"vega":1.688,"theta":-0.0604,"rho":-7.6749,"theo":530.9147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.399993896484},{"option":"SPXW260331C07410000","bid":2.45,"bid_size":81.0,"ask":2.75,"ask_size":167.0,"iv":0.1156,"open_interest":53.0,"volume":0.0,"delta":0.0275,"gamma":0.0002,"vega":1.6439,"theta":-0.1974,"rho":0.1941,"theo":2.6367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.65,"last_trade_time":"2026-02-17T10:01:43","percent_change":0.0,"prev_day_close":2.64999997615814},{"option":"SPXW260331P07410000","bid":531.4,"bid_size":2.0,"ask":539.2,"ask_size":2.0,"iv":0.1121,"open_interest":0.0,"volume":0.0,"delta":-0.9724,"gamma":0.0002,"vega":1.6439,"theta":-0.0536,"rho":-7.687,"theo":535.7905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.149993896484},{"option":"SPXW260331C07415000","bid":2.35,"bid_size":82.0,"ask":2.65,"ask_size":84.0,"iv":0.1157,"open_interest":76.0,"volume":1.0,"delta":0.0266,"gamma":0.0002,"vega":1.6011,"theta":-0.192,"rho":0.1875,"theo":2.5397,"change":0.26,"open":2.86,"high":2.86,"low":2.86,"tick":"down","last_trade_price":2.86,"last_trade_time":"2026-02-18T10:04:04","percent_change":10.0,"prev_day_close":2.55000007152557},{"option":"SPXW260331P07415000","bid":535.0,"bid_size":1.0,"ask":546.2,"ask_size":1.0,"iv":0.1166,"open_interest":0.0,"volume":0.0,"delta":-0.9734,"gamma":0.0002,"vega":1.6011,"theta":-0.0468,"rho":-7.6989,"theo":540.6712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":520.950012207031},{"option":"SPXW260331C07420000","bid":2.25,"bid_size":83.0,"ask":2.55,"ask_size":172.0,"iv":0.1158,"open_interest":27.0,"volume":7.0,"delta":0.0257,"gamma":0.0002,"vega":1.5597,"theta":-0.1869,"rho":0.1812,"theo":2.4474,"change":0.4,"open":2.8,"high":2.9,"low":2.8,"tick":"up","last_trade_price":2.9,"last_trade_time":"2026-02-18T11:59:57","percent_change":16.0,"prev_day_close":2.42499995231628},{"option":"SPXW260331P07420000","bid":541.8,"bid_size":2.0,"ask":548.9,"ask_size":2.0,"iv":0.1146,"open_interest":0.0,"volume":0.0,"delta":-0.9742,"gamma":0.0002,"vega":1.5597,"theta":-0.0403,"rho":-7.7105,"theo":545.5565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":524.850006103516},{"option":"SPXW260331C07425000","bid":2.15,"bid_size":86.0,"ask":2.45,"ask_size":173.0,"iv":0.1159,"open_interest":131.0,"volume":6.0,"delta":0.0248,"gamma":0.0002,"vega":1.5195,"theta":-0.1819,"rho":0.1751,"theo":2.3593,"change":0.26,"open":2.77,"high":2.77,"low":2.66,"tick":"down","last_trade_price":2.66,"last_trade_time":"2026-02-18T14:22:27","percent_change":10.8333,"prev_day_close":2.35000002384186},{"option":"SPXW260331P07425000","bid":546.6,"bid_size":2.0,"ask":553.8,"ask_size":2.0,"iv":0.1144,"open_interest":2.0,"volume":0.0,"delta":-0.9751,"gamma":0.0002,"vega":1.5195,"theta":-0.034,"rho":-7.7219,"theo":550.446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":427.94,"last_trade_time":"2026-01-27T10:19:56","percent_change":0.0,"prev_day_close":529.950012207031},{"option":"SPXW260331C07430000","bid":2.05,"bid_size":87.0,"ask":2.35,"ask_size":175.0,"iv":0.1159,"open_interest":75.0,"volume":0.0,"delta":0.024,"gamma":0.0002,"vega":1.4806,"theta":-0.177,"rho":0.1693,"theo":2.2753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.87,"last_trade_time":"2026-02-13T15:23:39","percent_change":0.0,"prev_day_close":2.25},{"option":"SPXW260331P07430000","bid":551.5,"bid_size":2.0,"ask":558.7,"ask_size":2.0,"iv":0.1146,"open_interest":0.0,"volume":0.0,"delta":-0.9759,"gamma":0.0002,"vega":1.4806,"theta":-0.0278,"rho":-7.733,"theo":555.3396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":534.600006103516},{"option":"SPXW260331C07435000","bid":1.95,"bid_size":121.0,"ask":2.25,"ask_size":65.0,"iv":0.116,"open_interest":30.0,"volume":0.0,"delta":0.0233,"gamma":0.0002,"vega":1.4428,"theta":-0.1724,"rho":0.1637,"theo":2.1952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.35,"last_trade_time":"2026-02-17T14:35:16","percent_change":0.0,"prev_day_close":2.14999997615814},{"option":"SPXW260331P07435000","bid":554.5,"bid_size":1.0,"ask":565.5,"ask_size":1.0,"iv":0.1147,"open_interest":0.0,"volume":0.0,"delta":-0.9767,"gamma":0.0002,"vega":1.4428,"theta":-0.0218,"rho":-7.7439,"theo":560.2371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":539.699981689453},{"option":"SPXW260331C07440000","bid":1.9,"bid_size":95.0,"ask":2.15,"ask_size":149.0,"iv":0.1161,"open_interest":30.0,"volume":0.0,"delta":0.0225,"gamma":0.0002,"vega":1.4061,"theta":-0.1679,"rho":0.1584,"theo":2.1186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-17T10:40:17","percent_change":0.0,"prev_day_close":2.07500004768372},{"option":"SPXW260331P07440000","bid":561.3,"bid_size":2.0,"ask":568.5,"ask_size":2.0,"iv":0.1149,"open_interest":0.0,"volume":0.0,"delta":-0.9774,"gamma":0.0002,"vega":1.4061,"theta":-0.016,"rho":-7.7546,"theo":565.1381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.399993896484},{"option":"SPXW260331C07445000","bid":1.8,"bid_size":122.0,"ask":2.1,"ask_size":90.0,"iv":0.1163,"open_interest":29.0,"volume":0.0,"delta":0.0218,"gamma":0.0002,"vega":1.3705,"theta":-0.1635,"rho":0.1533,"theo":2.0453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.73,"last_trade_time":"2026-02-13T09:53:58","percent_change":0.0,"prev_day_close":1.99999994039536},{"option":"SPXW260331P07445000","bid":564.3,"bid_size":1.0,"ask":575.3,"ask_size":1.0,"iv":0.115,"open_interest":0.0,"volume":0.0,"delta":-0.9781,"gamma":0.0002,"vega":1.3705,"theta":-0.0103,"rho":-7.7649,"theo":570.0425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":549.100006103516},{"option":"SPXW260331C07450000","bid":1.75,"bid_size":97.0,"ask":2.0,"ask_size":182.0,"iv":0.1165,"open_interest":1095.0,"volume":5.0,"delta":0.0211,"gamma":0.0002,"vega":1.3359,"theta":-0.1593,"rho":0.1485,"theo":1.9752,"change":0.15,"open":2.27,"high":2.27,"low":2.15,"tick":"down","last_trade_price":2.15,"last_trade_time":"2026-02-18T13:52:52","percent_change":7.5,"prev_day_close":1.92500001192093},{"option":"SPXW260331P07450000","bid":571.0,"bid_size":2.0,"ask":578.3,"ask_size":2.0,"iv":0.1146,"open_interest":6.0,"volume":0.0,"delta":-0.9788,"gamma":0.0002,"vega":1.3359,"theta":-0.0047,"rho":-7.7751,"theo":574.95,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":490.73,"last_trade_time":"2026-01-22T14:31:35","percent_change":0.0,"prev_day_close":554.200012207031},{"option":"SPXW260331C07455000","bid":1.65,"bid_size":125.0,"ask":1.95,"ask_size":90.0,"iv":0.1166,"open_interest":80.0,"volume":36.0,"delta":0.0204,"gamma":0.0002,"vega":1.3023,"theta":-0.1552,"rho":0.1438,"theo":1.9081,"change":0.01,"open":1.91,"high":1.91,"low":1.91,"tick":"no_change","last_trade_price":1.91,"last_trade_time":"2026-02-18T09:54:45","percent_change":0.526317,"prev_day_close":1.85000002384186},{"option":"SPXW260331P07455000","bid":574.1,"bid_size":1.0,"ask":585.1,"ask_size":1.0,"iv":0.1151,"open_interest":0.0,"volume":0.0,"delta":-0.9795,"gamma":0.0002,"vega":1.3023,"theta":0.0,"rho":-7.7851,"theo":579.8605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":560.75},{"option":"SPXW260331C07460000","bid":1.6,"bid_size":123.0,"ask":1.85,"ask_size":155.0,"iv":0.1167,"open_interest":117.0,"volume":0.0,"delta":0.0198,"gamma":0.0002,"vega":1.2697,"theta":-0.1513,"rho":0.1394,"theo":1.8438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.15,"last_trade_time":"2026-02-12T10:36:22","percent_change":0.0,"prev_day_close":1.77500003576279},{"option":"SPXW260331P07460000","bid":580.9,"bid_size":2.0,"ask":588.1,"ask_size":2.0,"iv":0.1151,"open_interest":0.0,"volume":0.0,"delta":-0.9801,"gamma":0.0002,"vega":1.2697,"theta":0.0,"rho":-7.7949,"theo":584.7738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.0},{"option":"SPXW260331C07465000","bid":1.55,"bid_size":122.0,"ask":1.8,"ask_size":90.0,"iv":0.117,"open_interest":64.0,"volume":7.0,"delta":0.0192,"gamma":0.0002,"vega":1.2381,"theta":-0.1475,"rho":0.135,"theo":1.7821,"change":0.195,"open":2.02,"high":2.02,"low":1.97,"tick":"down","last_trade_price":1.97,"last_trade_time":"2026-02-18T11:11:13","percent_change":10.9859,"prev_day_close":1.72499996423721},{"option":"SPXW260331P07465000","bid":583.6,"bid_size":1.0,"ask":595.2,"ask_size":1.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9807,"gamma":0.0002,"vega":1.2381,"theta":0.0,"rho":-7.8045,"theo":589.6897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.100006103516},{"option":"SPXW260331C07470000","bid":1.5,"bid_size":97.0,"ask":1.75,"ask_size":157.0,"iv":0.1173,"open_interest":47.0,"volume":0.0,"delta":0.0186,"gamma":0.0002,"vega":1.2073,"theta":-0.1438,"rho":0.1309,"theo":1.723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.77,"last_trade_time":"2026-02-17T09:44:42","percent_change":0.0,"prev_day_close":1.67500001192093},{"option":"SPXW260331P07470000","bid":590.7,"bid_size":2.0,"ask":598.0,"ask_size":2.0,"iv":0.1156,"open_interest":0.0,"volume":0.0,"delta":-0.9813,"gamma":0.0002,"vega":1.2073,"theta":0.0,"rho":-7.814,"theo":594.6082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.799987792969},{"option":"SPXW260331C07475000","bid":1.4,"bid_size":126.0,"ask":1.7,"ask_size":189.0,"iv":0.1173,"open_interest":115.0,"volume":0.0,"delta":0.018,"gamma":0.0002,"vega":1.1775,"theta":-0.1402,"rho":0.1268,"theo":1.6662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.3,"last_trade_time":"2026-02-13T10:38:21","percent_change":0.0,"prev_day_close":1.57499998807907},{"option":"SPXW260331P07475000","bid":595.6,"bid_size":2.0,"ask":603.1,"ask_size":2.0,"iv":0.1166,"open_interest":2.0,"volume":0.0,"delta":-0.9819,"gamma":0.0002,"vega":1.1775,"theta":0.0,"rho":-7.8233,"theo":599.5291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":607.47,"last_trade_time":"2026-01-20T12:46:02","percent_change":0.0,"prev_day_close":578.700012207031},{"option":"SPXW260331C07480000","bid":1.35,"bid_size":126.0,"ask":1.65,"ask_size":190.0,"iv":0.1176,"open_interest":7.0,"volume":0.0,"delta":0.0175,"gamma":0.0002,"vega":1.1485,"theta":-0.1367,"rho":0.1229,"theo":1.6118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-13T09:40:40","percent_change":0.0,"prev_day_close":1.52500003576279},{"option":"SPXW260331P07480000","bid":600.5,"bid_size":2.0,"ask":607.8,"ask_size":2.0,"iv":0.1154,"open_interest":0.0,"volume":0.0,"delta":-0.9824,"gamma":0.0002,"vega":1.1485,"theta":0.0,"rho":-7.8326,"theo":604.4523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.650024414062},{"option":"SPXW260331C07485000","bid":1.3,"bid_size":126.0,"ask":1.55,"ask_size":67.0,"iv":0.1175,"open_interest":52.0,"volume":1.0,"delta":0.0169,"gamma":0.0001,"vega":1.1204,"theta":-0.1333,"rho":0.1191,"theo":1.5595,"change":0.17,"open":1.72,"high":1.72,"low":1.72,"tick":"down","last_trade_price":1.72,"last_trade_time":"2026-02-18T11:03:24","percent_change":10.9677,"prev_day_close":1.47499996423721},{"option":"SPXW260331P07485000","bid":603.6,"bid_size":1.0,"ask":614.6,"ask_size":1.0,"iv":0.1158,"open_interest":0.0,"volume":0.0,"delta":-0.983,"gamma":0.0001,"vega":1.1204,"theta":0.0,"rho":-7.8417,"theo":609.3776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.399993896484},{"option":"SPXW260331C07490000","bid":1.25,"bid_size":127.0,"ask":1.5,"ask_size":162.0,"iv":0.1177,"open_interest":42.0,"volume":0.0,"delta":0.0164,"gamma":0.0001,"vega":1.093,"theta":-0.1301,"rho":0.1154,"theo":1.5094,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-17T10:15:56","percent_change":0.0,"prev_day_close":1.42500001192093},{"option":"SPXW260331P07490000","bid":610.4,"bid_size":2.0,"ask":617.7,"ask_size":2.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":-0.9835,"gamma":0.0001,"vega":1.093,"theta":0.0,"rho":-7.8507,"theo":614.3051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":593.5},{"option":"SPXW260331C07495000","bid":1.25,"bid_size":26.0,"ask":1.45,"ask_size":67.0,"iv":0.1182,"open_interest":9.0,"volume":0.0,"delta":0.0159,"gamma":0.0001,"vega":1.0665,"theta":-0.1269,"rho":0.1118,"theo":1.4612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.45,"last_trade_time":"2026-02-17T10:01:18","percent_change":0.0,"prev_day_close":1.375},{"option":"SPXW260331P07495000","bid":613.5,"bid_size":1.0,"ask":624.5,"ask_size":1.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.984,"gamma":0.0001,"vega":1.0665,"theta":0.0,"rho":-7.8596,"theo":619.2345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.75},{"option":"SPXW260331C07500000","bid":1.2,"bid_size":42.0,"ask":1.45,"ask_size":195.0,"iv":0.1187,"open_interest":1030.0,"volume":4.0,"delta":0.0154,"gamma":0.0001,"vega":1.0407,"theta":-0.1238,"rho":0.1084,"theo":1.4149,"change":0.17,"open":1.5,"high":1.57,"low":1.5,"tick":"no_change","last_trade_price":1.57,"last_trade_time":"2026-02-18T10:43:46","percent_change":12.1429,"prev_day_close":1.32499998807907},{"option":"SPXW260331P07500000","bid":620.2,"bid_size":2.0,"ask":627.5,"ask_size":2.0,"iv":0.1158,"open_interest":193.0,"volume":0.0,"delta":-0.9845,"gamma":0.0001,"vega":1.0407,"theta":0.0,"rho":-7.8683,"theo":624.1659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":517.46,"last_trade_time":"2026-02-10T15:03:21","percent_change":0.0,"prev_day_close":603.349975585938},{"option":"SPXW260331C07505000","bid":1.15,"bid_size":40.0,"ask":1.4,"ask_size":90.0,"iv":0.1188,"open_interest":21.0,"volume":0.0,"delta":0.015,"gamma":0.0001,"vega":1.0156,"theta":-0.1208,"rho":0.1052,"theo":1.3704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.4,"last_trade_time":"2026-02-17T10:21:25","percent_change":0.0,"prev_day_close":1.27500003576279},{"option":"SPXW260331P07505000","bid":623.3,"bid_size":1.0,"ask":634.3,"ask_size":1.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9849,"gamma":0.0001,"vega":1.0156,"theta":0.0,"rho":-7.8769,"theo":629.099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":608.800018310547},{"option":"SPXW260331C07510000","bid":1.1,"bid_size":73.0,"ask":1.35,"ask_size":197.0,"iv":0.119,"open_interest":70.0,"volume":0.0,"delta":0.0146,"gamma":0.0001,"vega":0.9912,"theta":-0.1179,"rho":0.102,"theo":1.3277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.6,"last_trade_time":"2026-02-13T14:27:04","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260331P07510000","bid":630.1,"bid_size":2.0,"ask":637.4,"ask_size":2.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9854,"gamma":0.0001,"vega":0.9912,"theta":0.0,"rho":-7.8854,"theo":634.0339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":613.200012207031},{"option":"SPXW260331C07515000","bid":1.05,"bid_size":127.0,"ask":1.3,"ask_size":90.0,"iv":0.1191,"open_interest":5.0,"volume":1.0,"delta":0.0141,"gamma":0.0001,"vega":0.9674,"theta":-0.1151,"rho":0.099,"theo":1.2865,"change":0.1,"open":1.35,"high":1.35,"low":1.35,"tick":"down","last_trade_price":1.35,"last_trade_time":"2026-02-18T10:04:04","percent_change":8.0,"prev_day_close":1.22499996423721},{"option":"SPXW260331P07515000","bid":633.2,"bid_size":1.0,"ask":644.2,"ask_size":1.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9858,"gamma":0.0001,"vega":0.9674,"theta":0.0,"rho":-7.8937,"theo":638.9703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.200012207031},{"option":"SPXW260331C07520000","bid":1.05,"bid_size":27.0,"ask":1.25,"ask_size":170.0,"iv":0.1195,"open_interest":28.0,"volume":0.0,"delta":0.0137,"gamma":0.0001,"vega":0.9443,"theta":-0.1124,"rho":0.0961,"theo":1.2469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.6,"last_trade_time":"2026-02-12T10:56:54","percent_change":0.0,"prev_day_close":1.17500001192093},{"option":"SPXW260331P07520000","bid":640.0,"bid_size":2.0,"ask":647.5,"ask_size":2.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9862,"gamma":0.0001,"vega":0.9443,"theta":0.0,"rho":-7.9019,"theo":643.9084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":623.049987792969},{"option":"SPXW260331C07525000","bid":1.0,"bid_size":62.0,"ask":1.2,"ask_size":173.0,"iv":0.1196,"open_interest":279.0,"volume":0.0,"delta":0.0133,"gamma":0.0001,"vega":0.9218,"theta":-0.1097,"rho":0.0933,"theo":1.2088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.26,"last_trade_time":"2026-02-17T11:30:41","percent_change":0.0,"prev_day_close":1.125},{"option":"SPXW260331P07525000","bid":644.3,"bid_size":2.0,"ask":652.2,"ask_size":2.0,"iv":0.1112,"open_interest":0.0,"volume":0.0,"delta":-0.9866,"gamma":0.0001,"vega":0.9218,"theta":0.0,"rho":-7.91,"theo":648.8479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.049987792969},{"option":"SPXW260331C07530000","bid":0.95,"bid_size":66.0,"ask":1.2,"ask_size":203.0,"iv":0.12,"open_interest":30.0,"volume":0.0,"delta":0.0129,"gamma":0.0001,"vega":0.9,"theta":-0.1071,"rho":0.0906,"theo":1.1721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.1,"last_trade_time":"2026-02-17T09:30:07","percent_change":0.0,"prev_day_close":1.07499998807907},{"option":"SPXW260331P07530000","bid":649.8,"bid_size":2.0,"ask":657.3,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.987,"gamma":0.0001,"vega":0.9,"theta":0.0,"rho":-7.918,"theo":653.7888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":632.850006103516},{"option":"SPXW260331C07540000","bid":0.9,"bid_size":48.0,"ask":1.1,"ask_size":176.0,"iv":0.1204,"open_interest":29.0,"volume":0.0,"delta":0.0122,"gamma":0.0001,"vega":0.858,"theta":-0.1022,"rho":0.0855,"theo":1.1027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.86,"last_trade_time":"2026-02-12T11:36:22","percent_change":0.0,"prev_day_close":1.02500000596046},{"option":"SPXW260331P07540000","bid":659.7,"bid_size":2.0,"ask":667.2,"ask_size":2.0,"iv":0.1184,"open_interest":0.0,"volume":0.0,"delta":-0.9877,"gamma":0.0001,"vega":0.858,"theta":0.0,"rho":-7.9337,"theo":663.6746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":642.75},{"option":"SPXW260331C07550000","bid":0.85,"bid_size":38.0,"ask":1.05,"ask_size":179.0,"iv":0.1211,"open_interest":154.0,"volume":11.0,"delta":0.0115,"gamma":0.0001,"vega":0.8183,"theta":-0.0975,"rho":0.0807,"theo":1.0382,"change":0.15,"open":1.1,"high":1.15,"low":1.1,"tick":"up","last_trade_price":1.15,"last_trade_time":"2026-02-18T10:26:39","percent_change":15.0,"prev_day_close":0.974999964237213},{"option":"SPXW260331P07550000","bid":669.6,"bid_size":2.0,"ask":677.1,"ask_size":2.0,"iv":0.119,"open_interest":3.0,"volume":0.0,"delta":-0.9884,"gamma":0.0001,"vega":0.8183,"theta":0.0,"rho":-7.9492,"theo":673.5654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":543.87,"last_trade_time":"2026-01-28T14:08:35","percent_change":0.0,"prev_day_close":652.600006103516},{"option":"SPXW260331C07560000","bid":0.8,"bid_size":37.0,"ask":1.0,"ask_size":212.0,"iv":0.1218,"open_interest":5.0,"volume":6.0,"delta":0.0109,"gamma":0.0001,"vega":0.7808,"theta":-0.0932,"rho":0.0762,"theo":0.9784,"change":0.12,"open":1.07,"high":1.07,"low":1.07,"tick":"no_change","last_trade_price":1.07,"last_trade_time":"2026-02-18T13:12:31","percent_change":12.6316,"prev_day_close":0.900000005960464},{"option":"SPXW260331P07560000","bid":679.5,"bid_size":2.0,"ask":687.1,"ask_size":2.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.989,"gamma":0.0001,"vega":0.7808,"theta":0.0,"rho":-7.9643,"theo":683.4608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":662.5},{"option":"SPXW260331C07570000","bid":0.75,"bid_size":37.0,"ask":0.95,"ask_size":184.0,"iv":0.1224,"open_interest":18.0,"volume":6.0,"delta":0.0103,"gamma":0.0001,"vega":0.7454,"theta":-0.089,"rho":0.0719,"theo":0.9229,"change":0.07,"open":0.97,"high":0.97,"low":0.97,"tick":"no_change","last_trade_price":0.97,"last_trade_time":"2026-02-18T13:12:31","percent_change":7.77778,"prev_day_close":0.849999994039536},{"option":"SPXW260331P07570000","bid":689.3,"bid_size":2.0,"ask":697.2,"ask_size":2.0,"iv":0.1217,"open_interest":2.0,"volume":0.0,"delta":-0.9896,"gamma":0.0001,"vega":0.7454,"theta":0.0,"rho":-7.9792,"theo":693.3605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":562.99,"last_trade_time":"2026-01-28T14:08:35","percent_change":0.0,"prev_day_close":672.549987792969},{"option":"SPXW260331C07575000","bid":0.75,"bid_size":33.0,"ask":0.9,"ask_size":186.0,"iv":0.1226,"open_interest":206.0,"volume":0.0,"delta":0.01,"gamma":0.0001,"vega":0.7284,"theta":-0.087,"rho":0.0699,"theo":0.8967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-17T12:05:45","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260331P07575000","bid":694.3,"bid_size":2.0,"ask":701.7,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9899,"gamma":0.0001,"vega":0.7284,"theta":0.0,"rho":-7.9865,"theo":698.3119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":677.399993896484},{"option":"SPXW260331C07580000","bid":0.7,"bid_size":38.0,"ask":0.9,"ask_size":216.0,"iv":0.1229,"open_interest":147.0,"volume":0.0,"delta":0.0097,"gamma":0.0001,"vega":0.7119,"theta":-0.0851,"rho":0.068,"theo":0.8714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.22,"last_trade_time":"2026-02-12T15:41:43","percent_change":0.0,"prev_day_close":0.800000011920929},{"option":"SPXW260331P07580000","bid":699.3,"bid_size":2.0,"ask":706.9,"ask_size":2.0,"iv":0.1211,"open_interest":0.0,"volume":0.0,"delta":-0.9902,"gamma":0.0001,"vega":0.7119,"theta":0.0,"rho":-7.9938,"theo":703.2643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":682.450012207031},{"option":"SPXW260331C07590000","bid":0.65,"bid_size":41.0,"ask":0.85,"ask_size":189.0,"iv":0.1234,"open_interest":6.0,"volume":1.0,"delta":0.0092,"gamma":0.0001,"vega":0.6802,"theta":-0.0814,"rho":0.0643,"theo":0.8236,"change":0.05,"open":0.85,"high":0.85,"low":0.85,"tick":"down","last_trade_price":0.85,"last_trade_time":"2026-02-18T11:14:54","percent_change":6.25,"prev_day_close":0.775000005960464},{"option":"SPXW260331P07590000","bid":709.2,"bid_size":2.0,"ask":716.6,"ask_size":2.0,"iv":0.1191,"open_interest":0.0,"volume":0.0,"delta":-0.9907,"gamma":0.0001,"vega":0.6802,"theta":0.0,"rho":-8.0081,"theo":713.1717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":692.450012207031},{"option":"SPXW260331C07600000","bid":0.65,"bid_size":34.0,"ask":0.8,"ask_size":192.0,"iv":0.1243,"open_interest":1794.0,"volume":3.0,"delta":0.0087,"gamma":0.0001,"vega":0.6503,"theta":-0.0779,"rho":0.0609,"theo":0.7792,"change":0.07,"open":0.85,"high":0.85,"low":0.82,"tick":"no_change","last_trade_price":0.82,"last_trade_time":"2026-02-18T11:07:36","percent_change":9.33333,"prev_day_close":0.724999994039536},{"option":"SPXW260331P07600000","bid":718.4,"bid_size":2.0,"ask":727.2,"ask_size":2.0,"iv":0.1191,"open_interest":5.0,"volume":0.0,"delta":-0.9912,"gamma":0.0001,"vega":0.6503,"theta":0.0,"rho":-8.0221,"theo":723.0825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":636.53,"last_trade_time":"2025-12-24T09:41:20","percent_change":0.0,"prev_day_close":702.149993896484},{"option":"SPXW260331C07610000","bid":0.6,"bid_size":32.0,"ask":0.75,"ask_size":194.0,"iv":0.1247,"open_interest":9.0,"volume":0.0,"delta":0.0083,"gamma":0.0001,"vega":0.622,"theta":-0.0747,"rho":0.0577,"theo":0.7379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-13T09:52:49","percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260331P07610000","bid":729.0,"bid_size":2.0,"ask":736.7,"ask_size":2.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":-0.9916,"gamma":0.0001,"vega":0.622,"theta":0.0,"rho":-8.0359,"theo":732.9964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.950012207031},{"option":"SPXW260331C07620000","bid":0.55,"bid_size":40.0,"ask":0.75,"ask_size":197.0,"iv":0.1256,"open_interest":46.0,"volume":0.0,"delta":0.0078,"gamma":0.0001,"vega":0.5953,"theta":-0.0716,"rho":0.0548,"theo":0.6994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-12T14:55:21","percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260331P07620000","bid":739.0,"bid_size":2.0,"ask":746.7,"ask_size":2.0,"iv":0.1253,"open_interest":0.0,"volume":0.0,"delta":-0.9921,"gamma":0.0001,"vega":0.5953,"theta":0.0,"rho":-8.0495,"theo":742.9132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":722.0},{"option":"SPXW260331C07625000","bid":0.55,"bid_size":34.0,"ask":0.7,"ask_size":199.0,"iv":0.1257,"open_interest":1020.0,"volume":0.0,"delta":0.0076,"gamma":0.0001,"vega":0.5825,"theta":-0.0701,"rho":0.0534,"theo":0.6812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.75,"last_trade_time":"2026-02-09T10:29:08","percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260331P07625000","bid":743.9,"bid_size":2.0,"ask":751.6,"ask_size":2.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.9923,"gamma":0.0001,"vega":0.5825,"theta":0.0,"rho":-8.0562,"theo":747.8726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":727.149993896484},{"option":"SPXW260331C07630000","bid":0.55,"bid_size":32.0,"ask":0.7,"ask_size":198.0,"iv":0.1264,"open_interest":26.0,"volume":1.0,"delta":0.0075,"gamma":0.0001,"vega":0.57,"theta":-0.0687,"rho":0.052,"theo":0.6636,"change":0.05,"open":0.7,"high":0.7,"low":0.7,"tick":"down","last_trade_price":0.7,"last_trade_time":"2026-02-18T09:58:40","percent_change":7.69231,"prev_day_close":0.625},{"option":"SPXW260331P07630000","bid":747.1,"bid_size":1.0,"ask":758.1,"ask_size":1.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.9925,"gamma":0.0001,"vega":0.57,"theta":0.0,"rho":-8.0628,"theo":752.8326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":731.899993896484},{"option":"SPXW260331C07640000","bid":0.5,"bid_size":40.0,"ask":0.65,"ask_size":201.0,"iv":0.1266,"open_interest":82.0,"volume":0.0,"delta":0.0071,"gamma":0.0001,"vega":0.5461,"theta":-0.0659,"rho":0.0495,"theo":0.6303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.06,"last_trade_time":"2026-02-12T11:36:22","percent_change":0.0,"prev_day_close":0.574999988079071},{"option":"SPXW260331P07640000","bid":757.0,"bid_size":1.0,"ask":768.2,"ask_size":1.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":-0.9928,"gamma":0.0001,"vega":0.5461,"theta":0.0,"rho":-8.0761,"theo":762.7546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":741.850006103516},{"option":"SPXW260331C07650000","bid":0.5,"bid_size":36.0,"ask":0.65,"ask_size":203.0,"iv":0.128,"open_interest":285.0,"volume":0.0,"delta":0.0068,"gamma":0.0001,"vega":0.5236,"theta":-0.0633,"rho":0.047,"theo":0.5994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.01,"last_trade_time":"2026-02-12T12:59:35","percent_change":0.0,"prev_day_close":0.550000011920929},{"option":"SPXW260331P07650000","bid":766.6,"bid_size":1.0,"ask":778.2,"ask_size":1.0,"iv":0.1302,"open_interest":2.0,"volume":0.0,"delta":-0.9932,"gamma":0.0001,"vega":0.5236,"theta":0.0,"rho":-8.0891,"theo":772.6788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":768.59,"last_trade_time":"2025-11-10T09:43:20","percent_change":0.0,"prev_day_close":751.899993896484},{"option":"SPXW260331C07660000","bid":0.45,"bid_size":41.0,"ask":0.6,"ask_size":205.0,"iv":0.1281,"open_interest":6.0,"volume":0.0,"delta":0.0064,"gamma":0.0001,"vega":0.5023,"theta":-0.0609,"rho":0.0447,"theo":0.5706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.93,"last_trade_time":"2026-01-20T14:22:58","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPXW260331P07660000","bid":776.9,"bid_size":1.0,"ask":787.9,"ask_size":1.0,"iv":0.1232,"open_interest":0.0,"volume":0.0,"delta":-0.9935,"gamma":0.0001,"vega":0.5023,"theta":0.0,"rho":-8.102,"theo":782.6053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":763.5},{"option":"SPXW260331C07670000","bid":0.45,"bid_size":34.0,"ask":0.6,"ask_size":207.0,"iv":0.1294,"open_interest":4.0,"volume":0.0,"delta":0.0061,"gamma":0.0001,"vega":0.4822,"theta":-0.0586,"rho":0.0426,"theo":0.5438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.1,"last_trade_time":"2026-02-03T09:57:18","percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260331P07670000","bid":786.8,"bid_size":1.0,"ask":798.0,"ask_size":1.0,"iv":0.1304,"open_interest":0.0,"volume":0.0,"delta":-0.9938,"gamma":0.0001,"vega":0.4822,"theta":0.0,"rho":-8.1148,"theo":792.5337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.700012207031},{"option":"SPXW260331C07675000","bid":0.45,"bid_size":35.0,"ask":0.6,"ask_size":238.0,"iv":0.1301,"open_interest":70.0,"volume":0.0,"delta":0.006,"gamma":0.0001,"vega":0.4726,"theta":-0.0575,"rho":0.0416,"theo":0.5311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.86,"last_trade_time":"2026-01-16T09:59:55","percent_change":0.0,"prev_day_close":0.5},{"option":"SPXW260331P07675000","bid":791.8,"bid_size":1.0,"ask":802.9,"ask_size":1.0,"iv":0.1258,"open_interest":0.0,"volume":0.0,"delta":-0.9939,"gamma":0.0001,"vega":0.4726,"theta":0.0,"rho":-8.1212,"theo":797.4986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":777.700012207031},{"option":"SPXW260331C07680000","bid":0.4,"bid_size":43.0,"ask":0.55,"ask_size":210.0,"iv":0.1294,"open_interest":4.0,"volume":0.0,"delta":0.0058,"gamma":0.0001,"vega":0.4633,"theta":-0.0564,"rho":0.0406,"theo":0.5188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.17,"last_trade_time":"2026-02-02T14:42:14","percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260331P07680000","bid":796.4,"bid_size":1.0,"ask":808.0,"ask_size":1.0,"iv":0.1329,"open_interest":0.0,"volume":0.0,"delta":-0.9941,"gamma":0.0001,"vega":0.4633,"theta":0.0,"rho":-8.1275,"theo":802.464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":782.799987792969},{"option":"SPXW260331C07690000","bid":0.4,"bid_size":35.0,"ask":0.55,"ask_size":211.0,"iv":0.1307,"open_interest":3.0,"volume":0.0,"delta":0.0056,"gamma":0.0,"vega":0.4454,"theta":-0.0544,"rho":0.0387,"theo":0.4956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.18,"last_trade_time":"2026-02-06T14:14:23","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260331P07690000","bid":806.7,"bid_size":1.0,"ask":817.7,"ask_size":1.0,"iv":0.1246,"open_interest":0.0,"volume":0.0,"delta":-0.9943,"gamma":0.0,"vega":0.4454,"theta":0.0,"rho":-8.14,"theo":812.396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":793.0},{"option":"SPXW260331C07700000","bid":0.4,"bid_size":37.0,"ask":0.55,"ask_size":214.0,"iv":0.1321,"open_interest":3168.0,"volume":0.0,"delta":0.0053,"gamma":0.0,"vega":0.4285,"theta":-0.0525,"rho":0.037,"theo":0.474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-11T15:41:09","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260331P07700000","bid":816.6,"bid_size":1.0,"ask":827.8,"ask_size":1.0,"iv":0.1326,"open_interest":4.0,"volume":0.0,"delta":-0.9946,"gamma":0.0,"vega":0.4285,"theta":0.0,"rho":-8.1523,"theo":822.3296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":680.6,"last_trade_time":"2026-01-09T15:34:22","percent_change":0.0,"prev_day_close":802.650024414062},{"option":"SPXW260331C07710000","bid":0.35,"bid_size":43.0,"ask":0.5,"ask_size":216.0,"iv":0.1318,"open_interest":7.0,"volume":0.0,"delta":0.0051,"gamma":0.0,"vega":0.4126,"theta":-0.0507,"rho":0.0354,"theo":0.4539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.87,"last_trade_time":"2026-02-05T15:53:54","percent_change":0.0,"prev_day_close":0.424999997019768},{"option":"SPXW260331P07710000","bid":826.6,"bid_size":1.0,"ask":837.6,"ask_size":1.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":-0.9948,"gamma":0.0,"vega":0.4126,"theta":0.0,"rho":-8.1645,"theo":832.2647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.450012207031},{"option":"SPXW260331C07720000","bid":0.35,"bid_size":36.0,"ask":0.5,"ask_size":217.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":0.0049,"gamma":0.0,"vega":0.3975,"theta":-0.049,"rho":0.0339,"theo":0.435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.65,"last_trade_time":"2026-01-15T09:30:44","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260331P07720000","bid":836.5,"bid_size":1.0,"ask":847.7,"ask_size":1.0,"iv":0.135,"open_interest":0.0,"volume":0.0,"delta":-0.995,"gamma":0.0,"vega":0.3975,"theta":0.0,"rho":-8.1766,"theo":842.2011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":822.400024414062},{"option":"SPXW260331C07725000","bid":0.35,"bid_size":36.0,"ask":0.5,"ask_size":217.0,"iv":0.1338,"open_interest":6.0,"volume":0.0,"delta":0.0048,"gamma":0.0,"vega":0.3903,"theta":-0.0482,"rho":0.0332,"theo":0.4261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.01,"last_trade_time":"2026-02-06T15:42:15","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260331P07725000","bid":841.5,"bid_size":1.0,"ask":852.6,"ask_size":1.0,"iv":0.1294,"open_interest":0.0,"volume":0.0,"delta":-0.9951,"gamma":0.0,"vega":0.3903,"theta":0.0,"rho":-8.1827,"theo":847.1698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":827.449981689453},{"option":"SPXW260331C07730000","bid":0.35,"bid_size":39.0,"ask":0.5,"ask_size":217.0,"iv":0.1345,"open_interest":3.0,"volume":0.0,"delta":0.0047,"gamma":0.0,"vega":0.3833,"theta":-0.0474,"rho":0.0325,"theo":0.4175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.55,"last_trade_time":"2026-01-30T16:09:59","percent_change":0.0,"prev_day_close":0.399999991059303},{"option":"SPXW260331P07730000","bid":846.1,"bid_size":1.0,"ask":857.5,"ask_size":1.0,"iv":0.1289,"open_interest":0.0,"volume":0.0,"delta":-0.9952,"gamma":0.0,"vega":0.3833,"theta":0.0,"rho":-8.1887,"theo":852.1388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":832.299987792969},{"option":"SPXW260331C07740000","bid":0.3,"bid_size":45.0,"ask":0.5,"ask_size":247.0,"iv":0.135,"open_interest":5.0,"volume":0.0,"delta":0.0045,"gamma":0.0,"vega":0.3698,"theta":-0.0459,"rho":0.0312,"theo":0.4011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.88,"last_trade_time":"2026-02-06T14:14:23","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260331P07740000","bid":856.4,"bid_size":1.0,"ask":867.4,"ask_size":1.0,"iv":0.1274,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0,"vega":0.3698,"theta":0.0,"rho":-8.2006,"theo":862.0777,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":841.549987792969},{"option":"SPXW260331C07750000","bid":0.3,"bid_size":41.0,"ask":0.5,"ask_size":247.0,"iv":0.1363,"open_interest":1558.0,"volume":0.0,"delta":0.0043,"gamma":0.0,"vega":0.3571,"theta":-0.0445,"rho":0.03,"theo":0.3858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.67,"last_trade_time":"2026-02-12T12:59:35","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260331P07750000","bid":866.0,"bid_size":1.0,"ask":877.5,"ask_size":1.0,"iv":0.14,"open_interest":4.0,"volume":0.0,"delta":-0.9956,"gamma":0.0,"vega":0.3571,"theta":0.0,"rho":-8.2125,"theo":872.0176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1058.33,"last_trade_time":"2025-11-20T12:24:07","percent_change":0.0,"prev_day_close":852.200012207031},{"option":"SPXW260331C07760000","bid":0.3,"bid_size":38.0,"ask":0.45,"ask_size":217.0,"iv":0.1367,"open_interest":6.0,"volume":0.0,"delta":0.0042,"gamma":0.0,"vega":0.345,"theta":-0.0432,"rho":0.0288,"theo":0.3714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.75,"last_trade_time":"2026-01-29T15:56:59","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260331P07760000","bid":876.3,"bid_size":1.0,"ask":887.3,"ask_size":1.0,"iv":0.1293,"open_interest":1.0,"volume":0.0,"delta":-0.9958,"gamma":0.0,"vega":0.345,"theta":0.0,"rho":-8.2243,"theo":881.9585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":784.6,"last_trade_time":"2026-01-14T16:00:00","percent_change":0.0,"prev_day_close":862.549987792969},{"option":"SPXW260331C07770000","bid":0.3,"bid_size":39.0,"ask":0.45,"ask_size":217.0,"iv":0.138,"open_interest":1.0,"volume":0.0,"delta":0.004,"gamma":0.0,"vega":0.3336,"theta":-0.0419,"rho":0.0277,"theo":0.358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.58,"last_trade_time":"2026-01-14T10:03:12","percent_change":0.0,"prev_day_close":0.350000008940697},{"option":"SPXW260331P07770000","bid":886.2,"bid_size":1.0,"ask":897.4,"ask_size":1.0,"iv":0.1392,"open_interest":0.0,"volume":0.0,"delta":-0.9959,"gamma":0.0,"vega":0.3336,"theta":0.0,"rho":-8.236,"theo":891.9003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":871.849975585938},{"option":"SPXW260331C07775000","bid":0.3,"bid_size":37.0,"ask":0.45,"ask_size":217.0,"iv":0.1386,"open_interest":3.0,"volume":3.0,"delta":0.0039,"gamma":0.0,"vega":0.3282,"theta":-0.0413,"rho":0.0272,"theo":0.3517,"change":0.01,"open":0.4,"high":0.4,"low":0.36,"tick":"down","last_trade_price":0.36,"last_trade_time":"2026-02-18T11:08:02","percent_change":2.85714,"prev_day_close":0.350000008940697},{"option":"SPXW260331P07775000","bid":891.2,"bid_size":1.0,"ask":902.4,"ask_size":1.0,"iv":0.1406,"open_interest":0.0,"volume":0.0,"delta":-0.996,"gamma":0.0,"vega":0.3282,"theta":0.0,"rho":-8.2418,"theo":896.8716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.399993896484},{"option":"SPXW260331C07780000","bid":0.25,"bid_size":46.0,"ask":0.45,"ask_size":217.0,"iv":0.1383,"open_interest":7.0,"volume":0.0,"delta":0.0038,"gamma":0.0,"vega":0.3229,"theta":-0.0407,"rho":0.0267,"theo":0.3455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-01-30T11:21:28","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260331P07780000","bid":896.2,"bid_size":1.0,"ask":907.2,"ask_size":1.0,"iv":0.1312,"open_interest":0.0,"volume":0.0,"delta":-0.9961,"gamma":0.0,"vega":0.3229,"theta":0.0,"rho":-8.2477,"theo":901.843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":882.0},{"option":"SPXW260331C07790000","bid":0.25,"bid_size":43.0,"ask":0.45,"ask_size":217.0,"iv":0.1396,"open_interest":0.0,"volume":0.0,"delta":0.0037,"gamma":0.0,"vega":0.3127,"theta":-0.0396,"rho":0.0257,"theo":0.3338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260331P07790000","bid":906.1,"bid_size":1.0,"ask":917.1,"ask_size":1.0,"iv":0.1287,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0,"vega":0.3127,"theta":0.0,"rho":-8.2593,"theo":911.7865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":891.300018310547},{"option":"SPXW260331C07800000","bid":0.25,"bid_size":39.0,"ask":0.45,"ask_size":217.0,"iv":0.1408,"open_interest":108.0,"volume":0.0,"delta":0.0036,"gamma":0.0,"vega":0.303,"theta":-0.0386,"rho":0.0248,"theo":0.3228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.37,"last_trade_time":"2026-02-17T12:41:04","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260331P07800000","bid":916.1,"bid_size":1.0,"ask":927.3,"ask_size":1.0,"iv":0.1442,"open_interest":225.0,"volume":0.0,"delta":-0.9963,"gamma":0.0,"vega":0.303,"theta":0.0,"rho":-8.2708,"theo":921.7307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":926.41,"last_trade_time":"2026-02-13T15:12:00","percent_change":0.0,"prev_day_close":900.75},{"option":"SPXW260331C07810000","bid":0.25,"bid_size":38.0,"ask":0.4,"ask_size":217.0,"iv":0.1411,"open_interest":0.0,"volume":0.0,"delta":0.0035,"gamma":0.0,"vega":0.2939,"theta":-0.0376,"rho":0.0239,"theo":0.3125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260331P07810000","bid":926.0,"bid_size":1.0,"ask":937.0,"ask_size":1.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.2939,"theta":0.0,"rho":-8.2823,"theo":931.6757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":911.149993896484},{"option":"SPXW260331C07820000","bid":0.25,"bid_size":40.0,"ask":0.4,"ask_size":217.0,"iv":0.1423,"open_interest":24.0,"volume":0.0,"delta":0.0033,"gamma":0.0,"vega":0.2852,"theta":-0.0366,"rho":0.0231,"theo":0.3028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.4,"last_trade_time":"2025-12-23T09:59:58","percent_change":0.0,"prev_day_close":0.325000002980232},{"option":"SPXW260331P07820000","bid":935.6,"bid_size":1.0,"ask":947.0,"ask_size":1.0,"iv":0.1347,"open_interest":0.0,"volume":0.0,"delta":-0.9966,"gamma":0.0,"vega":0.2852,"theta":0.0,"rho":-8.2938,"theo":941.6212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":922.5},{"option":"SPXW260331C07825000","bid":0.25,"bid_size":38.0,"ask":0.4,"ask_size":217.0,"iv":0.143,"open_interest":0.0,"volume":0.0,"delta":0.0033,"gamma":0.0,"vega":0.281,"theta":-0.0362,"rho":0.0227,"theo":0.2982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.63,"last_trade_time":"2026-02-09T10:36:09","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260331P07825000","bid":940.9,"bid_size":1.0,"ask":952.1,"ask_size":1.0,"iv":0.1442,"open_interest":0.0,"volume":0.0,"delta":-0.9966,"gamma":0.0,"vega":0.281,"theta":0.0,"rho":-8.2995,"theo":946.5942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.649993896484},{"option":"SPXW260331C07830000","bid":0.2,"bid_size":227.0,"ask":0.4,"ask_size":217.0,"iv":0.1425,"open_interest":0.0,"volume":0.0,"delta":0.0032,"gamma":0.0,"vega":0.2769,"theta":-0.0357,"rho":0.0223,"theo":0.2937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260331P07830000","bid":945.9,"bid_size":1.0,"ask":957.1,"ask_size":1.0,"iv":0.1457,"open_interest":2.0,"volume":0.0,"delta":-0.9967,"gamma":0.0,"vega":0.2769,"theta":0.0,"rho":-8.3052,"theo":951.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":823.56,"last_trade_time":"2026-01-28T14:04:01","percent_change":0.0,"prev_day_close":931.849975585938},{"option":"SPXW260331C07840000","bid":0.2,"bid_size":75.0,"ask":0.4,"ask_size":217.0,"iv":0.1437,"open_interest":6.0,"volume":0.0,"delta":0.0031,"gamma":0.0,"vega":0.2691,"theta":-0.0349,"rho":0.0216,"theo":0.2851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-11T10:58:46","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260331P07840000","bid":955.5,"bid_size":1.0,"ask":966.9,"ask_size":1.0,"iv":0.1364,"open_interest":5.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.2691,"theta":0.0,"rho":-8.3165,"theo":961.514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":859.02,"last_trade_time":"2026-01-30T14:20:52","percent_change":0.0,"prev_day_close":942.399993896484},{"option":"SPXW260331C07850000","bid":0.2,"bid_size":61.0,"ask":0.4,"ask_size":247.0,"iv":0.145,"open_interest":5009.0,"volume":0.0,"delta":0.003,"gamma":0.0,"vega":0.2617,"theta":-0.0341,"rho":0.0209,"theo":0.277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-01-21T11:35:22","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260331P07850000","bid":965.8,"bid_size":1.0,"ask":977.0,"ask_size":1.0,"iv":0.1478,"open_interest":18.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.2617,"theta":0.0,"rho":-8.3278,"theo":971.4612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":843.1,"last_trade_time":"2026-01-28T14:04:01","percent_change":0.0,"prev_day_close":952.100006103516},{"option":"SPXW260331C07875000","bid":0.2,"bid_size":42.0,"ask":0.4,"ask_size":247.0,"iv":0.1481,"open_interest":2.0,"volume":0.0,"delta":0.0028,"gamma":0.0,"vega":0.2446,"theta":-0.0323,"rho":0.0194,"theo":0.2588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.05,"last_trade_time":"2026-01-08T09:44:28","percent_change":0.0,"prev_day_close":0.274999998509884},{"option":"SPXW260331P07875000","bid":990.7,"bid_size":1.0,"ask":1001.9,"ask_size":1.0,"iv":0.1515,"open_interest":5.0,"volume":0.0,"delta":-0.9971,"gamma":0.0,"vega":0.2446,"theta":0.0,"rho":-8.3559,"theo":996.331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":893.97,"last_trade_time":"2026-01-30T14:20:52","percent_change":0.0,"prev_day_close":976.399993896484},{"option":"SPXW260331C07900000","bid":0.15,"bid_size":229.0,"ask":0.35,"ask_size":217.0,"iv":0.1486,"open_interest":3194.0,"volume":0.0,"delta":0.0026,"gamma":0.0,"vega":0.2294,"theta":-0.0307,"rho":0.0181,"theo":0.2429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.47,"last_trade_time":"2026-02-12T09:58:43","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260331P07900000","bid":1015.2,"bid_size":1.0,"ask":1026.8,"ask_size":1.0,"iv":0.1551,"open_interest":19.0,"volume":0.0,"delta":-0.9973,"gamma":0.0,"vega":0.2294,"theta":0.0,"rho":-8.3838,"theo":1021.2032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":965.57,"last_trade_time":"2025-12-22T10:46:47","percent_change":0.0,"prev_day_close":1001.75},{"option":"SPXW260331C08000000","bid":0.1,"bid_size":230.0,"ask":0.3,"ask_size":217.0,"iv":0.1574,"open_interest":4810.0,"volume":51.0,"delta":0.002,"gamma":0.0,"vega":0.1825,"theta":-0.0258,"rho":0.014,"theo":0.1955,"change":-0.05,"open":0.2,"high":0.2,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T14:32:54","percent_change":-25.0,"prev_day_close":0.175000000745058},{"option":"SPXW260331P08000000","bid":1115.1,"bid_size":1.0,"ask":1126.3,"ask_size":1.0,"iv":0.1653,"open_interest":1044.0,"volume":0.0,"delta":-0.9979,"gamma":0.0,"vega":0.1825,"theta":0.0,"rho":-8.4942,"theo":1120.7082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1000.88,"last_trade_time":"2026-01-16T15:05:59","percent_change":0.0,"prev_day_close":1101.05004882812},{"option":"SPXW260331C08100000","bid":0.1,"bid_size":46.0,"ask":0.3,"ask_size":90.0,"iv":0.169,"open_interest":3111.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.1497,"theta":-0.0223,"rho":0.0113,"theo":0.1636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.3,"last_trade_time":"2026-02-10T15:06:26","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260331P08100000","bid":1214.6,"bid_size":1.0,"ask":1225.8,"ask_size":1.0,"iv":0.1746,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1497,"theta":0.0,"rho":-8.6032,"theo":1220.2286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1199.89996337891},{"option":"SPXW260331C08200000","bid":0.05,"bid_size":52.0,"ask":0.25,"ask_size":67.0,"iv":0.1761,"open_interest":334.0,"volume":6.0,"delta":0.0014,"gamma":0.0,"vega":0.1249,"theta":-0.0196,"rho":0.0093,"theo":0.1394,"change":0.0,"open":0.15,"high":0.15,"low":0.15,"tick":"no_change","last_trade_price":0.15,"last_trade_time":"2026-02-18T11:08:49","percent_change":-2.48353e-7,"prev_day_close":0.150000002235174},{"option":"SPXW260331P08200000","bid":1313.8,"bid_size":1.0,"ask":1325.3,"ask_size":1.0,"iv":0.189,"open_interest":1.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.1249,"theta":0.0,"rho":-8.7115,"theo":1319.7568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1295.32,"last_trade_time":"2026-01-02T12:13:14","percent_change":0.0,"prev_day_close":1299.39996337891},{"option":"SPXW260331C08300000","bid":0.05,"bid_size":46.0,"ask":0.25,"ask_size":67.0,"iv":0.187,"open_interest":65.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.1047,"theta":-0.0172,"rho":0.0077,"theo":0.1189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-01-16T09:43:58","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260331P08300000","bid":1413.7,"bid_size":1.0,"ask":1424.9,"ask_size":1.0,"iv":0.1974,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.1052,"theta":0.0,"rho":-8.8194,"theo":1419.2894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1399.0},{"option":"SPXW260331C08400000","bid":0.05,"bid_size":51.0,"ask":0.25,"ask_size":144.0,"iv":0.1977,"open_interest":10.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.0886,"theta":-0.0152,"rho":0.0064,"theo":0.1024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.62,"last_trade_time":"2026-01-06T14:42:04","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260331P08400000","bid":1513.2,"bid_size":1.0,"ask":1524.4,"ask_size":1.0,"iv":0.2049,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.089,"theta":0.0,"rho":-8.9269,"theo":1518.8252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1394.41,"last_trade_time":"2026-01-06T14:42:04","percent_change":0.0,"prev_day_close":1499.0},{"option":"SPXW260331C08500000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":90.0,"iv":0.2017,"open_interest":56.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.0752,"theta":-0.0134,"rho":0.0054,"theo":0.0883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-01-29T15:50:31","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260331P08500000","bid":1612.4,"bid_size":1.0,"ask":1624.0,"ask_size":1.0,"iv":0.2195,"open_interest":1.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.0756,"theta":0.0,"rho":-9.0342,"theo":1618.3633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1522.94,"last_trade_time":"2026-01-08T10:50:50","percent_change":0.0,"prev_day_close":1597.29998779297},{"option":"SPXW260410C02800000","bid":4053.3,"bid_size":1.0,"ask":4064.5,"ask_size":1.0,"iv":0.8271,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.0767,"theta":0.0,"rho":3.8863,"theo":4058.6382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4077.39990234375},{"option":"SPXW260410P02800000","bid":0.35,"bid_size":190.0,"ask":0.6,"ask_size":248.0,"iv":0.8087,"open_interest":9.0,"volume":2.0,"delta":-0.0009,"gamma":0.0,"vega":0.0767,"theta":-0.0571,"rho":-0.0088,"theo":0.505,"change":-0.125,"open":0.35,"high":0.4,"low":0.35,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-18T14:31:42","percent_change":-23.8095,"prev_day_close":0.424999997019768},{"option":"SPXW260410C03000000","bid":3855.0,"bid_size":2.0,"ask":3865.8,"ask_size":1.0,"iv":0.8086,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.0962,"theta":0.0,"rho":4.1615,"theo":3859.9194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3879.94995117188},{"option":"SPXW260410P03000000","bid":0.5,"bid_size":218.0,"ask":0.75,"ask_size":277.0,"iv":0.7676,"open_interest":8.0,"volume":0.0,"delta":-0.0011,"gamma":0.0,"vega":0.0961,"theta":-0.0675,"rho":-0.0111,"theo":0.6173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-10T10:07:02","percent_change":0.0,"prev_day_close":0.574999988079071},{"option":"SPXW260410C03200000","bid":3656.0,"bid_size":1.0,"ask":3667.5,"ask_size":1.0,"iv":0.7334,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.1223,"theta":0.0,"rho":4.4358,"theo":3661.2412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3680.84997558594},{"option":"SPXW260410P03200000","bid":0.7,"bid_size":215.0,"ask":0.95,"ask_size":275.0,"iv":0.7291,"open_interest":3.0,"volume":3.0,"delta":-0.0015,"gamma":0.0,"vega":0.1223,"theta":-0.0811,"rho":-0.0144,"theo":0.7702,"change":-0.08,"open":0.75,"high":0.8,"low":0.75,"tick":"down","last_trade_price":0.77,"last_trade_time":"2026-02-18T15:17:19","percent_change":-9.41176,"prev_day_close":0.75},{"option":"SPXW260410C03400000","bid":3457.3,"bid_size":1.0,"ask":3468.9,"ask_size":1.0,"iv":0.694,"open_interest":0.0,"volume":0.0,"delta":0.9981,"gamma":0.0,"vega":0.1569,"theta":0.0,"rho":4.7089,"theo":3462.6197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3481.65002441406},{"option":"SPXW260410P03400000","bid":0.9,"bid_size":269.0,"ask":1.2,"ask_size":274.0,"iv":0.6903,"open_interest":76.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.1569,"theta":-0.0988,"rho":-0.0189,"theo":0.9799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.02,"last_trade_time":"2026-02-11T15:25:15","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260410C03600000","bid":3258.8,"bid_size":1.0,"ask":3270.0,"ask_size":1.0,"iv":0.6584,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.204,"theta":0.0,"rho":4.9803,"theo":3264.0732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3283.94995117188},{"option":"SPXW260410P03600000","bid":1.2,"bid_size":259.0,"ask":1.5,"ask_size":263.0,"iv":0.654,"open_interest":36.0,"volume":0.0,"delta":-0.0026,"gamma":0.0,"vega":0.204,"theta":-0.1216,"rho":-0.0252,"theo":1.2644,"change":0.15,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-06T15:55:44","percent_change":12.5,"prev_day_close":1.19999998807907},{"option":"SPXW260410C03800000","bid":3060.3,"bid_size":1.0,"ask":3071.9,"ask_size":1.0,"iv":0.6206,"open_interest":0.0,"volume":0.0,"delta":0.9966,"gamma":0.0,"vega":0.2651,"theta":0.0,"rho":5.2494,"theo":3065.6228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3084.40002441406},{"option":"SPXW260410P03800000","bid":1.6,"bid_size":112.0,"ask":1.85,"ask_size":223.0,"iv":0.6188,"open_interest":20.0,"volume":0.0,"delta":-0.0034,"gamma":0.0,"vega":0.265,"theta":-0.1504,"rho":-0.0336,"theo":1.645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-17T14:43:52","percent_change":0.0,"prev_day_close":1.55000001192093},{"option":"SPXW260410C04000000","bid":2862.6,"bid_size":2.0,"ask":2873.5,"ask_size":1.0,"iv":0.5988,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.3452,"theta":0.0,"rho":5.5156,"theo":2867.2881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2888.04992675781},{"option":"SPXW260410P04000000","bid":2.1,"bid_size":60.0,"ask":2.3,"ask_size":152.0,"iv":0.5848,"open_interest":37.0,"volume":1.0,"delta":-0.0046,"gamma":0.0,"vega":0.3451,"theta":-0.1854,"rho":-0.0451,"theo":2.1413,"change":-0.2,"open":2.0,"high":2.0,"low":2.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-18T15:36:40","percent_change":-9.09091,"prev_day_close":1.92500001192093},{"option":"SPXW260410C04200000","bid":2664.0,"bid_size":2.0,"ask":2674.9,"ask_size":1.0,"iv":0.5593,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":0.4453,"theta":0.0,"rho":5.7783,"theo":2669.0906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2689.44995117188},{"option":"SPXW260410P04200000","bid":2.65,"bid_size":87.0,"ask":2.9,"ask_size":204.0,"iv":0.5512,"open_interest":241.0,"volume":223.0,"delta":-0.0061,"gamma":0.0,"vega":0.4452,"theta":-0.227,"rho":-0.06,"theo":2.7747,"change":-0.46,"open":2.46,"high":2.5,"low":2.28,"tick":"no_change","last_trade_price":2.29,"last_trade_time":"2026-02-18T11:18:53","percent_change":-16.7273,"prev_day_close":2.5},{"option":"SPXW260410C04400000","bid":2466.5,"bid_size":2.0,"ask":2476.8,"ask_size":1.0,"iv":0.53,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.5721,"theta":0.0,"rho":6.0364,"theo":2471.0492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2491.30004882812},{"option":"SPXW260410P04400000","bid":3.4,"bid_size":113.0,"ask":3.7,"ask_size":205.0,"iv":0.5193,"open_interest":348.0,"volume":127.0,"delta":-0.008,"gamma":0.0,"vega":0.572,"theta":-0.2751,"rho":-0.0795,"theo":3.5643,"change":-0.54,"open":3.2,"high":3.2,"low":2.91,"tick":"no_change","last_trade_price":2.91,"last_trade_time":"2026-02-18T11:18:50","percent_change":-15.6522,"prev_day_close":3.14999997615814},{"option":"SPXW260410C04600000","bid":2267.9,"bid_size":2.0,"ask":2278.8,"ask_size":2.0,"iv":0.4903,"open_interest":0.0,"volume":0.0,"delta":0.9894,"gamma":0.0,"vega":0.7266,"theta":0.0,"rho":6.2891,"theo":2273.1891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2293.5},{"option":"SPXW260410P04600000","bid":4.3,"bid_size":109.0,"ask":4.6,"ask_size":188.0,"iv":0.4868,"open_interest":259.0,"volume":202.0,"delta":-0.0106,"gamma":0.0,"vega":0.7264,"theta":-0.3294,"rho":-0.1043,"theo":4.5351,"change":0.4,"open":3.99,"high":4.0,"low":3.63,"tick":"no_change","last_trade_price":3.63,"last_trade_time":"2026-02-18T11:18:55","percent_change":10.0,"prev_day_close":4.0},{"option":"SPXW260410C04800000","bid":2070.4,"bid_size":3.0,"ask":2081.1,"ask_size":3.0,"iv":0.4587,"open_interest":0.0,"volume":0.0,"delta":0.9862,"gamma":0.0,"vega":0.9194,"theta":0.0,"rho":6.5344,"theo":2075.5435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2096.09997558594},{"option":"SPXW260410P04800000","bid":5.5,"bid_size":103.0,"ask":5.8,"ask_size":177.0,"iv":0.4556,"open_interest":196.0,"volume":168.0,"delta":-0.0138,"gamma":0.0,"vega":0.9191,"theta":-0.39,"rho":-0.1367,"theo":5.7203,"change":-0.14,"open":5.08,"high":5.46,"low":4.5,"tick":"up","last_trade_price":5.46,"last_trade_time":"2026-02-18T15:17:19","percent_change":-2.5,"prev_day_close":5.09999990463257},{"option":"SPXW260410C05000000","bid":1873.2,"bid_size":3.0,"ask":1882.8,"ask_size":3.0,"iv":0.4232,"open_interest":0.0,"volume":0.0,"delta":0.982,"gamma":0.0,"vega":1.1561,"theta":0.0,"rho":6.7705,"theo":1878.1758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1898.40002441406},{"option":"SPXW260410P05000000","bid":7.0,"bid_size":74.0,"ask":7.3,"ask_size":168.0,"iv":0.4245,"open_interest":235.0,"volume":186.0,"delta":-0.018,"gamma":0.0,"vega":1.1558,"theta":-0.4579,"rho":-0.1782,"theo":7.1833,"change":0.6,"open":6.41,"high":6.43,"low":5.88,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-18T13:34:22","percent_change":9.30233,"prev_day_close":6.45000004768372},{"option":"SPXW260410C05200000","bid":1676.5,"bid_size":3.0,"ask":1685.7,"ask_size":3.0,"iv":0.3927,"open_interest":100.0,"volume":0.0,"delta":0.9763,"gamma":0.0001,"vega":1.4576,"theta":0.0,"rho":6.992,"theo":1681.2102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1701.25},{"option":"SPXW260410P05200000","bid":8.9,"bid_size":50.0,"ask":9.2,"ask_size":158.0,"iv":0.3934,"open_interest":125.0,"volume":87.0,"delta":-0.0237,"gamma":0.0001,"vega":1.4576,"theta":-0.5359,"rho":-0.2344,"theo":9.0507,"change":-1.5,"open":8.18,"high":8.21,"low":7.3,"tick":"down","last_trade_price":7.45,"last_trade_time":"2026-02-18T12:13:06","percent_change":-16.7598,"prev_day_close":8.2000002861023},{"option":"SPXW260410C05300000","bid":1578.4,"bid_size":3.0,"ask":1587.3,"ask_size":3.0,"iv":0.3774,"open_interest":0.0,"volume":0.0,"delta":0.9727,"gamma":0.0001,"vega":1.6392,"theta":0.0,"rho":7.0958,"theo":1582.946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1603.0},{"option":"SPXW260410P05300000","bid":10.0,"bid_size":87.0,"ask":10.4,"ask_size":153.0,"iv":0.378,"open_interest":331.0,"volume":36.0,"delta":-0.0273,"gamma":0.0001,"vega":1.6392,"theta":-0.5801,"rho":-0.2693,"theo":10.2021,"change":-0.58,"open":9.35,"high":9.52,"low":9.29,"tick":"up","last_trade_price":9.52,"last_trade_time":"2026-02-18T14:35:46","percent_change":-5.74257,"prev_day_close":9.25},{"option":"SPXW260410C05400000","bid":1480.3,"bid_size":3.0,"ask":1489.2,"ask_size":3.0,"iv":0.3621,"open_interest":300.0,"volume":0.0,"delta":0.9684,"gamma":0.0001,"vega":1.8515,"theta":0.0,"rho":7.1922,"theo":1484.8854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1504.85003662109},{"option":"SPXW260410P05400000","bid":11.3,"bid_size":160.0,"ask":11.8,"ask_size":145.0,"iv":0.3628,"open_interest":92.0,"volume":69.0,"delta":-0.0315,"gamma":0.0001,"vega":1.8515,"theta":-0.6292,"rho":-0.3117,"theo":11.557,"change":-0.85,"open":10.65,"high":10.77,"low":9.58,"tick":"up","last_trade_price":10.77,"last_trade_time":"2026-02-18T14:35:46","percent_change":-7.3913,"prev_day_close":10.5},{"option":"SPXW260410C05500000","bid":1382.8,"bid_size":3.0,"ask":1391.5,"ask_size":3.0,"iv":0.3483,"open_interest":0.0,"volume":0.0,"delta":0.9633,"gamma":0.0001,"vega":2.0943,"theta":-0.09,"rho":7.2801,"theo":1387.0942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1406.89996337891},{"option":"SPXW260410P05500000","bid":13.0,"bid_size":40.0,"ask":13.4,"ask_size":139.0,"iv":0.3481,"open_interest":104.0,"volume":57.0,"delta":-0.0367,"gamma":0.0001,"vega":2.0943,"theta":-0.6843,"rho":-0.3627,"theo":13.1814,"change":-2.0,"open":12.19,"high":12.19,"low":10.88,"tick":"no_change","last_trade_price":11.1,"last_trade_time":"2026-02-18T11:54:17","percent_change":-15.2672,"prev_day_close":12.0},{"option":"SPXW260410C05550000","bid":1334.0,"bid_size":3.0,"ask":1343.1,"ask_size":3.0,"iv":0.3418,"open_interest":0.0,"volume":0.0,"delta":0.9604,"gamma":0.0001,"vega":2.23,"theta":-0.1417,"rho":7.3205,"theo":1338.3229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1358.20001220703},{"option":"SPXW260410P05550000","bid":14.0,"bid_size":37.0,"ask":14.4,"ask_size":134.0,"iv":0.3412,"open_interest":170.0,"volume":16.0,"delta":-0.0396,"gamma":0.0001,"vega":2.23,"theta":-0.7145,"rho":-0.3917,"theo":14.1179,"change":-1.06,"open":13.06,"high":13.06,"low":13.04,"tick":"down","last_trade_price":13.04,"last_trade_time":"2026-02-18T09:47:09","percent_change":-7.51773,"prev_day_close":12.9000000953674},{"option":"SPXW260410C05600000","bid":1285.4,"bid_size":3.0,"ask":1294.3,"ask_size":3.0,"iv":0.3345,"open_interest":0.0,"volume":0.0,"delta":0.9571,"gamma":0.0001,"vega":2.3788,"theta":-0.1954,"rho":7.3575,"theo":1289.6497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1309.35003662109},{"option":"SPXW260410P05600000","bid":15.0,"bid_size":39.0,"ask":15.4,"ask_size":128.0,"iv":0.3338,"open_interest":242.0,"volume":15.0,"delta":-0.0429,"gamma":0.0001,"vega":2.3788,"theta":-0.7466,"rho":-0.424,"theo":15.1525,"change":-1.03,"open":14.07,"high":14.07,"low":14.07,"tick":"no_change","last_trade_price":14.07,"last_trade_time":"2026-02-18T09:46:55","percent_change":-6.82119,"prev_day_close":13.8000001907349},{"option":"SPXW260410C05650000","bid":1236.9,"bid_size":3.0,"ask":1245.3,"ask_size":3.0,"iv":0.3266,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":2.541,"theta":-0.2512,"rho":7.3906,"theo":1241.0898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1260.75},{"option":"SPXW260410P05650000","bid":16.2,"bid_size":16.0,"ask":16.6,"ask_size":121.0,"iv":0.327,"open_interest":45.0,"volume":24.0,"delta":-0.0466,"gamma":0.0001,"vega":2.541,"theta":-0.7809,"rho":-0.4604,"theo":16.3003,"change":-1.13,"open":15.57,"high":16.0,"low":15.14,"tick":"down","last_trade_price":15.17,"last_trade_time":"2026-02-18T15:36:59","percent_change":-6.93252,"prev_day_close":14.9000000953674},{"option":"SPXW260410C05700000","bid":1188.8,"bid_size":3.0,"ask":1196.8,"ask_size":3.0,"iv":0.3202,"open_interest":0.0,"volume":0.0,"delta":0.9494,"gamma":0.0001,"vega":2.715,"theta":-0.3093,"rho":7.4194,"theo":1192.6599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1212.20001220703},{"option":"SPXW260410P05700000","bid":17.5,"bid_size":14.0,"ask":17.9,"ask_size":84.0,"iv":0.3201,"open_interest":134.0,"volume":103.0,"delta":-0.0506,"gamma":0.0001,"vega":2.715,"theta":-0.8175,"rho":-0.5009,"theo":17.5782,"change":-1.25,"open":16.37,"high":16.37,"low":14.69,"tick":"up","last_trade_price":16.3,"last_trade_time":"2026-02-18T15:59:48","percent_change":-7.1225,"prev_day_close":16.0000004768372},{"option":"SPXW260410C05750000","bid":1140.3,"bid_size":3.0,"ask":1148.6,"ask_size":3.0,"iv":0.313,"open_interest":0.0,"volume":0.0,"delta":0.9449,"gamma":0.0001,"vega":2.901,"theta":-0.3699,"rho":7.4445,"theo":1144.3762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1163.79998779297},{"option":"SPXW260410P05750000","bid":18.9,"bid_size":16.0,"ask":19.3,"ask_size":79.0,"iv":0.3131,"open_interest":92.0,"volume":26.0,"delta":-0.0551,"gamma":0.0001,"vega":2.901,"theta":-0.8566,"rho":-0.5453,"theo":19.0023,"change":-1.33,"open":18.12,"high":18.12,"low":15.86,"tick":"up","last_trade_price":17.62,"last_trade_time":"2026-02-18T15:36:59","percent_change":-7.01847,"prev_day_close":17.3000001907349},{"option":"SPXW260410C05800000","bid":1092.1,"bid_size":3.0,"ask":1100.9,"ask_size":3.0,"iv":0.3069,"open_interest":0.0,"volume":0.0,"delta":0.9399,"gamma":0.0001,"vega":3.1033,"theta":-0.4329,"rho":7.4648,"theo":1096.2553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1115.44995117188},{"option":"SPXW260410P05800000","bid":20.5,"bid_size":14.0,"ask":20.9,"ask_size":73.0,"iv":0.3064,"open_interest":167.0,"volume":25.0,"delta":-0.0601,"gamma":0.0001,"vega":3.1033,"theta":-0.8981,"rho":-0.5943,"theo":20.5892,"change":-0.85,"open":19.12,"high":19.7,"low":17.16,"tick":"up","last_trade_price":19.7,"last_trade_time":"2026-02-18T15:19:08","percent_change":-4.13625,"prev_day_close":18.6999998092651},{"option":"SPXW260410C05850000","bid":1044.4,"bid_size":3.0,"ask":1052.5,"ask_size":3.0,"iv":0.2998,"open_interest":0.0,"volume":0.0,"delta":0.9343,"gamma":0.0002,"vega":3.3251,"theta":-0.4984,"rho":7.4788,"theo":1048.3184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1067.20001220703},{"option":"SPXW260410P05850000","bid":22.3,"bid_size":13.0,"ask":22.7,"ask_size":69.0,"iv":0.2999,"open_interest":45.0,"volume":24.0,"delta":-0.0657,"gamma":0.0002,"vega":3.3251,"theta":-0.9421,"rho":-0.6497,"theo":22.3601,"change":-2.27,"open":20.84,"high":21.4,"low":18.58,"tick":"up","last_trade_price":19.98,"last_trade_time":"2026-02-18T14:15:59","percent_change":-10.2022,"prev_day_close":20.3500003814697},{"option":"SPXW260410C05900000","bid":997.1,"bid_size":3.0,"ask":1004.5,"ask_size":3.0,"iv":0.2935,"open_interest":0.0,"volume":0.0,"delta":0.9281,"gamma":0.0002,"vega":3.5634,"theta":-0.5665,"rho":7.4858,"theo":1000.591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1019.45001220703},{"option":"SPXW260410P05900000","bid":24.2,"bid_size":12.0,"ask":24.6,"ask_size":29.0,"iv":0.2932,"open_interest":375.0,"volume":22.0,"delta":-0.0719,"gamma":0.0002,"vega":3.5634,"theta":-0.9887,"rho":-0.7121,"theo":24.3405,"change":-4.79,"open":22.64,"high":22.64,"low":19.46,"tick":"down","last_trade_price":19.46,"last_trade_time":"2026-02-18T12:39:37","percent_change":-19.7526,"prev_day_close":22.0999994277954},{"option":"SPXW260410C05950000","bid":949.6,"bid_size":3.0,"ask":957.3,"ask_size":3.0,"iv":0.2874,"open_interest":0.0,"volume":0.0,"delta":0.9212,"gamma":0.0002,"vega":3.8156,"theta":-0.637,"rho":7.4868,"theo":953.0967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":971.850006103516},{"option":"SPXW260410P05950000","bid":26.4,"bid_size":12.0,"ask":26.8,"ask_size":27.0,"iv":0.2868,"open_interest":86.0,"volume":27.0,"delta":-0.0788,"gamma":0.0002,"vega":3.8156,"theta":-1.0377,"rho":-0.7806,"theo":26.554,"change":-0.85,"open":24.72,"high":25.9,"low":21.23,"tick":"down","last_trade_price":25.6,"last_trade_time":"2026-02-18T15:25:05","percent_change":-3.21361,"prev_day_close":24.1499996185303},{"option":"SPXW260410C06000000","bid":901.9,"bid_size":3.0,"ask":909.6,"ask_size":3.0,"iv":0.2799,"open_interest":0.0,"volume":0.0,"delta":0.9136,"gamma":0.0002,"vega":4.0875,"theta":-0.7098,"rho":7.4806,"theo":905.8573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":924.300018310547},{"option":"SPXW260410P06000000","bid":28.8,"bid_size":11.0,"ask":29.4,"ask_size":49.0,"iv":0.2803,"open_interest":280.0,"volume":33.0,"delta":-0.0864,"gamma":0.0002,"vega":4.0875,"theta":-1.089,"rho":-0.8562,"theo":29.0224,"change":2.6,"open":27.02,"high":27.7,"low":22.9,"tick":"down","last_trade_price":25.5,"last_trade_time":"2026-02-18T15:53:01","percent_change":9.84848,"prev_day_close":26.4000005722046},{"option":"SPXW260410C06050000","bid":854.9,"bid_size":3.0,"ask":863.2,"ask_size":3.0,"iv":0.2742,"open_interest":1.0,"volume":1.0,"delta":0.905,"gamma":0.0002,"vega":4.3825,"theta":-0.7846,"rho":7.4644,"theo":858.9018,"change":23.6,"open":877.2,"high":877.2,"low":877.2,"tick":"up","last_trade_price":877.2,"last_trade_time":"2026-02-18T09:56:44","percent_change":2.76476,"prev_day_close":877.149993896484},{"option":"SPXW260410P06050000","bid":31.6,"bid_size":11.0,"ask":32.1,"ask_size":46.0,"iv":0.274,"open_interest":776.0,"volume":310.0,"delta":-0.095,"gamma":0.0002,"vega":4.3825,"theta":-1.1423,"rho":-0.9418,"theo":31.7747,"change":-2.6,"open":29.55,"high":30.51,"low":25.5,"tick":"up","last_trade_price":28.9,"last_trade_time":"2026-02-18T16:08:17","percent_change":-8.25397,"prev_day_close":28.9000005722046},{"option":"SPXW260410C06100000","bid":808.9,"bid_size":3.0,"ask":816.1,"ask_size":3.0,"iv":0.2681,"open_interest":4.0,"volume":0.0,"delta":0.8955,"gamma":0.0003,"vega":4.6932,"theta":-0.861,"rho":7.4384,"theo":812.2645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":803.3,"last_trade_time":"2026-02-17T15:41:56","percent_change":0.0,"prev_day_close":830.199981689453},{"option":"SPXW260410P06100000","bid":34.6,"bid_size":10.0,"ask":35.1,"ask_size":42.0,"iv":0.2677,"open_interest":486.0,"volume":360.0,"delta":-0.1045,"gamma":0.0003,"vega":4.6932,"theta":-1.1972,"rho":-1.0372,"theo":34.8451,"change":-3.3,"open":32.38,"high":32.38,"low":27.47,"tick":"up","last_trade_price":31.2,"last_trade_time":"2026-02-18T15:59:52","percent_change":-9.56522,"prev_day_close":31.5999994277954},{"option":"SPXW260410C06150000","bid":762.2,"bid_size":3.0,"ask":769.4,"ask_size":3.0,"iv":0.261,"open_interest":0.0,"volume":0.0,"delta":0.885,"gamma":0.0003,"vega":5.019,"theta":-0.9387,"rho":7.4038,"theo":765.9726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.299987792969},{"option":"SPXW260410P06150000","bid":38.0,"bid_size":10.0,"ask":38.5,"ask_size":38.0,"iv":0.2613,"open_interest":179.0,"volume":25.0,"delta":-0.115,"gamma":0.0003,"vega":5.019,"theta":-1.2534,"rho":-1.1411,"theo":38.261,"change":-2.97,"open":35.1,"high":35.57,"low":30.5,"tick":"up","last_trade_price":34.88,"last_trade_time":"2026-02-18T15:39:35","percent_change":-7.84676,"prev_day_close":34.75},{"option":"SPXW260410C06200000","bid":716.3,"bid_size":3.0,"ask":723.4,"ask_size":3.0,"iv":0.2547,"open_interest":2.0,"volume":0.0,"delta":0.8734,"gamma":0.0003,"vega":5.3685,"theta":-1.0169,"rho":7.3568,"theo":720.0574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":712.29,"last_trade_time":"2026-02-17T15:30:25","percent_change":0.0,"prev_day_close":736.899993896484},{"option":"SPXW260410P06200000","bid":41.7,"bid_size":10.0,"ask":42.3,"ask_size":35.0,"iv":0.255,"open_interest":152.0,"volume":113.0,"delta":-0.1266,"gamma":0.0003,"vega":5.3685,"theta":-1.3102,"rho":-1.2575,"theo":42.0536,"change":-2.33,"open":40.04,"high":40.35,"low":33.12,"tick":"no_change","last_trade_price":39.32,"last_trade_time":"2026-02-18T15:31:39","percent_change":-5.59424,"prev_day_close":38.1500015258789},{"option":"SPXW260410C06250000","bid":670.8,"bid_size":3.0,"ask":677.8,"ask_size":3.0,"iv":0.2484,"open_interest":0.0,"volume":0.0,"delta":0.8604,"gamma":0.0004,"vega":5.7348,"theta":-1.0952,"rho":7.2956,"theo":674.5644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":691.350006103516},{"option":"SPXW260410P06250000","bid":46.0,"bid_size":9.0,"ask":46.5,"ask_size":31.0,"iv":0.2489,"open_interest":214.0,"volume":32.0,"delta":-0.1396,"gamma":0.0004,"vega":5.7348,"theta":-1.3669,"rho":-1.3882,"theo":46.2684,"change":-8.11,"open":42.53,"high":42.53,"low":37.69,"tick":"no_change","last_trade_price":37.69,"last_trade_time":"2026-02-18T10:23:06","percent_change":-17.7074,"prev_day_close":42.0},{"option":"SPXW260410C06300000","bid":625.9,"bid_size":3.0,"ask":632.8,"ask_size":3.0,"iv":0.2423,"open_interest":0.0,"volume":0.0,"delta":0.8461,"gamma":0.0004,"vega":6.1111,"theta":-1.1727,"rho":7.223,"theo":629.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":646.049987792969},{"option":"SPXW260410P06300000","bid":50.6,"bid_size":9.0,"ask":51.2,"ask_size":28.0,"iv":0.2425,"open_interest":81.0,"volume":51.0,"delta":-0.1539,"gamma":0.0004,"vega":6.1111,"theta":-1.4229,"rho":-1.5301,"theo":50.9449,"change":4.08,"open":48.54,"high":49.03,"low":40.6,"tick":"down","last_trade_price":46.2,"last_trade_time":"2026-02-18T15:43:09","percent_change":8.8121,"prev_day_close":46.2999992370606},{"option":"SPXW260410C06325000","bid":603.6,"bid_size":3.0,"ask":610.4,"ask_size":3.0,"iv":0.2391,"open_interest":0.0,"volume":0.0,"delta":0.8384,"gamma":0.0004,"vega":6.3068,"theta":-1.2109,"rho":7.1811,"theo":607.2031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":623.5},{"option":"SPXW260410P06325000","bid":53.2,"bid_size":9.0,"ask":53.8,"ask_size":26.0,"iv":0.2395,"open_interest":5.0,"volume":5.0,"delta":-0.1616,"gamma":0.0004,"vega":6.3068,"theta":-1.4504,"rho":-1.6068,"theo":53.4688,"change":42.99,"open":42.85,"high":42.99,"low":42.85,"tick":"up","last_trade_price":42.99,"last_trade_time":"2026-02-18T10:50:37","percent_change":0.0,"prev_day_close":48.6000003814697},{"option":"SPXW260410C06350000","bid":581.5,"bid_size":4.0,"ask":588.1,"ask_size":4.0,"iv":0.236,"open_interest":0.0,"volume":0.0,"delta":0.8303,"gamma":0.0004,"vega":6.508,"theta":-1.2485,"rho":7.134,"theo":585.0073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":600.700012207031},{"option":"SPXW260410P06350000","bid":55.8,"bid_size":9.0,"ask":56.5,"ask_size":26.0,"iv":0.2363,"open_interest":342.0,"volume":175.0,"delta":-0.1697,"gamma":0.0004,"vega":6.508,"theta":-1.4773,"rho":-1.6886,"theo":56.1269,"change":5.62,"open":55.34,"high":55.34,"low":44.95,"tick":"down","last_trade_price":50.95,"last_trade_time":"2026-02-18T15:43:09","percent_change":11.0088,"prev_day_close":51.0500011444092},{"option":"SPXW260410C06375000","bid":559.8,"bid_size":4.0,"ask":566.0,"ask_size":4.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8218,"gamma":0.0004,"vega":6.7119,"theta":-1.2855,"rho":7.082,"theo":562.9553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.549987792969},{"option":"SPXW260410P06375000","bid":58.6,"bid_size":8.0,"ask":59.3,"ask_size":25.0,"iv":0.2331,"open_interest":34.0,"volume":12.0,"delta":-0.1782,"gamma":0.0004,"vega":6.7119,"theta":-1.5035,"rho":-1.7753,"theo":58.9288,"change":-1.78,"open":49.45,"high":56.72,"low":46.85,"tick":"up","last_trade_price":56.72,"last_trade_time":"2026-02-18T15:25:14","percent_change":-3.04274,"prev_day_close":53.6000003814697},{"option":"SPXW260410C06400000","bid":537.9,"bid_size":4.0,"ask":544.5,"ask_size":4.0,"iv":0.2301,"open_interest":0.0,"volume":0.0,"delta":0.8128,"gamma":0.0005,"vega":6.9158,"theta":-1.3218,"rho":7.0262,"theo":541.0554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":556.399993896484},{"option":"SPXW260410P06400000","bid":61.5,"bid_size":8.0,"ask":62.3,"ask_size":24.0,"iv":0.2299,"open_interest":177.0,"volume":60.0,"delta":-0.1872,"gamma":0.0005,"vega":6.9158,"theta":-1.529,"rho":-1.8658,"theo":61.8828,"change":4.88,"open":57.31,"high":59.67,"low":49.55,"tick":"down","last_trade_price":59.57,"last_trade_time":"2026-02-18T15:25:14","percent_change":8.66016,"prev_day_close":56.3500003814697},{"option":"SPXW260410C06425000","bid":515.8,"bid_size":4.0,"ask":522.3,"ask_size":4.0,"iv":0.2263,"open_interest":0.0,"volume":0.0,"delta":0.8033,"gamma":0.0005,"vega":7.1201,"theta":-1.3571,"rho":6.9669,"theo":519.3142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":534.349975585938},{"option":"SPXW260410P06425000","bid":64.7,"bid_size":8.0,"ask":65.4,"ask_size":22.0,"iv":0.2267,"open_interest":334.0,"volume":122.0,"delta":-0.1967,"gamma":0.0005,"vega":7.1201,"theta":-1.5536,"rho":-1.9597,"theo":64.9954,"change":-6.95,"open":62.6,"high":62.6,"low":51.85,"tick":"up","last_trade_price":57.77,"last_trade_time":"2026-02-18T14:15:59","percent_change":-10.7585,"prev_day_close":59.25},{"option":"SPXW260410C06450000","bid":494.4,"bid_size":4.0,"ask":500.9,"ask_size":4.0,"iv":0.2233,"open_interest":0.0,"volume":0.0,"delta":0.7934,"gamma":0.0005,"vega":7.3273,"theta":-1.3913,"rho":6.903,"theo":497.7395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":512.550018310547},{"option":"SPXW260410P06450000","bid":68.0,"bid_size":18.0,"ask":68.7,"ask_size":31.0,"iv":0.2236,"open_interest":1595.0,"volume":152.0,"delta":-0.2066,"gamma":0.0005,"vega":7.3273,"theta":-1.5771,"rho":-2.0583,"theo":68.2746,"change":6.52,"open":67.7,"high":67.7,"low":55.0,"tick":"down","last_trade_price":65.84,"last_trade_time":"2026-02-18T15:25:32","percent_change":10.4571,"prev_day_close":62.3499984741211},{"option":"SPXW260410C06475000","bid":473.4,"bid_size":4.0,"ask":479.3,"ask_size":4.0,"iv":0.2202,"open_interest":3.0,"volume":0.0,"delta":0.7829,"gamma":0.0005,"vega":7.5387,"theta":-1.4244,"rho":6.8326,"theo":476.3433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":471.49,"last_trade_time":"2026-02-17T15:29:17","percent_change":0.0,"prev_day_close":490.800003051758},{"option":"SPXW260410P06475000","bid":71.5,"bid_size":8.0,"ask":72.2,"ask_size":21.0,"iv":0.2203,"open_interest":30.0,"volume":6.0,"delta":-0.2171,"gamma":0.0005,"vega":7.5387,"theta":-1.5994,"rho":-2.1635,"theo":71.7323,"change":-6.86,"open":67.32,"high":69.18,"low":57.68,"tick":"down","last_trade_price":64.54,"last_trade_time":"2026-02-18T15:46:44","percent_change":-9.60785,"prev_day_close":65.5499992370606},{"option":"SPXW260410C06500000","bid":451.8,"bid_size":4.0,"ask":458.1,"ask_size":4.0,"iv":0.2166,"open_interest":5.0,"volume":0.0,"delta":0.7719,"gamma":0.0006,"vega":7.7515,"theta":-1.456,"rho":6.7553,"theo":455.1404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":528.8,"last_trade_time":"2026-02-10T15:57:28","percent_change":0.0,"prev_day_close":469.449996948242},{"option":"SPXW260410P06500000","bid":75.2,"bid_size":8.0,"ask":75.9,"ask_size":21.0,"iv":0.2171,"open_interest":80.0,"volume":47.0,"delta":-0.2281,"gamma":0.0006,"vega":7.7515,"theta":-1.6202,"rho":-2.2755,"theo":75.3833,"change":-8.2,"open":75.06,"high":75.06,"low":60.75,"tick":"up","last_trade_price":70.8,"last_trade_time":"2026-02-18T14:37:41","percent_change":-10.9043,"prev_day_close":68.9500007629394},{"option":"SPXW260410C06525000","bid":430.9,"bid_size":4.0,"ask":437.2,"ask_size":4.0,"iv":0.2135,"open_interest":0.0,"volume":0.0,"delta":0.7603,"gamma":0.0006,"vega":7.9617,"theta":-1.486,"rho":6.6727,"theo":434.1443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.049987792969},{"option":"SPXW260410P06525000","bid":78.9,"bid_size":7.0,"ask":79.8,"ask_size":20.0,"iv":0.2139,"open_interest":24.0,"volume":7.0,"delta":-0.2397,"gamma":0.0006,"vega":7.9617,"theta":-1.6395,"rho":-2.3928,"theo":79.2411,"change":-6.98,"open":74.58,"high":74.58,"low":66.28,"tick":"down","last_trade_price":66.28,"last_trade_time":"2026-02-18T13:27:20","percent_change":-8.82985,"prev_day_close":72.5499992370606},{"option":"SPXW260410C06550000","bid":410.2,"bid_size":7.0,"ask":416.4,"ask_size":7.0,"iv":0.2102,"open_interest":0.0,"volume":0.0,"delta":0.748,"gamma":0.0006,"vega":8.1685,"theta":-1.5143,"rho":6.5859,"theo":413.3652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":427.149993896484},{"option":"SPXW260410P06550000","bid":83.1,"bid_size":7.0,"ask":83.9,"ask_size":19.0,"iv":0.2105,"open_interest":72.0,"volume":47.0,"delta":-0.252,"gamma":0.0006,"vega":8.1685,"theta":-1.657,"rho":-2.5143,"theo":83.3159,"change":-7.5,"open":78.22,"high":78.56,"low":67.85,"tick":"up","last_trade_price":78.56,"last_trade_time":"2026-02-18T14:37:40","percent_change":-9.01442,"prev_day_close":76.3499984741211},{"option":"SPXW260410C06575000","bid":389.7,"bid_size":7.0,"ask":395.8,"ask_size":7.0,"iv":0.2069,"open_interest":4.0,"volume":0.0,"delta":0.7352,"gamma":0.0006,"vega":8.3747,"theta":-1.5406,"rho":6.4928,"theo":392.8153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.23,"last_trade_time":"2026-02-06T13:45:31","percent_change":0.0,"prev_day_close":406.25},{"option":"SPXW260410P06575000","bid":87.4,"bid_size":7.0,"ask":88.2,"ask_size":18.0,"iv":0.2072,"open_interest":45.0,"volume":6.0,"delta":-0.2648,"gamma":0.0006,"vega":8.3747,"theta":-1.6726,"rho":-2.6421,"theo":87.6199,"change":-13.12,"open":72.4,"high":74.48,"low":71.85,"tick":"up","last_trade_price":74.48,"last_trade_time":"2026-02-18T12:00:37","percent_change":-14.9772,"prev_day_close":80.4000015258789},{"option":"SPXW260410C06600000","bid":369.5,"bid_size":7.0,"ask":375.4,"ask_size":7.0,"iv":0.2035,"open_interest":5.0,"volume":0.0,"delta":0.7217,"gamma":0.0006,"vega":8.5811,"theta":-1.5646,"rho":6.3908,"theo":372.5124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":364.3,"last_trade_time":"2026-02-17T15:35:21","percent_change":0.0,"prev_day_close":385.649993896484},{"option":"SPXW260410P06600000","bid":92.0,"bid_size":7.0,"ask":92.8,"ask_size":18.0,"iv":0.2039,"open_interest":72.0,"volume":41.0,"delta":-0.2783,"gamma":0.0006,"vega":8.5811,"theta":-1.6859,"rho":-2.7788,"theo":92.1709,"change":-5.37,"open":86.6,"high":86.98,"low":75.32,"tick":"up","last_trade_price":86.98,"last_trade_time":"2026-02-18T14:37:40","percent_change":-5.81483,"prev_day_close":84.5999984741211},{"option":"SPXW260410C06625000","bid":349.4,"bid_size":7.0,"ask":355.2,"ask_size":7.0,"iv":0.2,"open_interest":1.0,"volume":0.0,"delta":0.7074,"gamma":0.0007,"vega":8.7831,"theta":-1.5862,"rho":6.2806,"theo":352.4776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":344.45,"last_trade_time":"2026-02-17T15:35:21","percent_change":0.0,"prev_day_close":365.350006103516},{"option":"SPXW260410P06625000","bid":96.8,"bid_size":7.0,"ask":97.6,"ask_size":17.0,"iv":0.2005,"open_interest":19.0,"volume":3.0,"delta":-0.2925,"gamma":0.0007,"vega":8.7831,"theta":-1.6967,"rho":-2.9237,"theo":96.99,"change":-16.73,"open":94.67,"high":94.67,"low":80.47,"tick":"down","last_trade_price":80.47,"last_trade_time":"2026-02-18T10:40:00","percent_change":-17.2119,"prev_day_close":89.1500015258789},{"option":"SPXW260410C06650000","bid":332.2,"bid_size":1.0,"ask":333.6,"ask_size":1.0,"iv":0.197,"open_interest":0.0,"volume":0.0,"delta":0.6925,"gamma":0.0007,"vega":8.9762,"theta":-1.605,"rho":6.1648,"theo":332.727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.449996948242},{"option":"SPXW260410P06650000","bid":101.8,"bid_size":7.0,"ask":102.7,"ask_size":16.0,"iv":0.197,"open_interest":48.0,"volume":33.0,"delta":-0.3075,"gamma":0.0007,"vega":8.9762,"theta":-1.7047,"rho":-3.0742,"theo":102.0933,"change":-18.18,"open":96.26,"high":96.26,"low":84.24,"tick":"up","last_trade_price":84.27,"last_trade_time":"2026-02-18T11:18:49","percent_change":-17.7452,"prev_day_close":93.8500022888184},{"option":"SPXW260410C06675000","bid":312.7,"bid_size":1.0,"ask":314.0,"ask_size":1.0,"iv":0.1937,"open_interest":9.0,"volume":0.0,"delta":0.6767,"gamma":0.0007,"vega":9.1615,"theta":-1.6208,"rho":6.0429,"theo":313.274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.4,"last_trade_time":"2026-02-16T10:44:35","percent_change":0.0,"prev_day_close":325.25},{"option":"SPXW260410P06675000","bid":107.3,"bid_size":7.0,"ask":108.1,"ask_size":15.0,"iv":0.1937,"open_interest":56.0,"volume":1.0,"delta":-0.3233,"gamma":0.0007,"vega":9.1615,"theta":-1.7098,"rho":-3.2308,"theo":107.4942,"change":-2.78,"open":105.17,"high":105.17,"low":105.17,"tick":"down","last_trade_price":105.17,"last_trade_time":"2026-02-18T09:51:45","percent_change":-2.57527,"prev_day_close":99.0},{"option":"SPXW260410C06700000","bid":293.6,"bid_size":1.0,"ask":295.0,"ask_size":1.0,"iv":0.1902,"open_interest":30.0,"volume":1.0,"delta":0.6602,"gamma":0.0008,"vega":9.3405,"theta":-1.6332,"rho":5.9106,"theo":294.139,"change":34.67,"open":323.97,"high":323.97,"low":323.97,"tick":"up","last_trade_price":323.97,"last_trade_time":"2026-02-18T12:23:59","percent_change":11.9841,"prev_day_close":305.700012207031},{"option":"SPXW260410P06700000","bid":112.9,"bid_size":6.0,"ask":113.8,"ask_size":15.0,"iv":0.1902,"open_interest":69.0,"volume":43.0,"delta":-0.3398,"gamma":0.0008,"vega":9.3405,"theta":-1.7114,"rho":-3.3978,"theo":113.2131,"change":2.0,"open":106.96,"high":106.96,"low":92.13,"tick":"up","last_trade_price":99.81,"last_trade_time":"2026-02-18T15:55:13","percent_change":1.91755,"prev_day_close":104.299999237061},{"option":"SPXW260410C06710000","bid":286.0,"bid_size":2.0,"ask":287.4,"ask_size":5.0,"iv":0.1888,"open_interest":0.0,"volume":0.0,"delta":0.6533,"gamma":0.0008,"vega":9.4096,"theta":-1.6371,"rho":5.8544,"theo":286.5802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.0},{"option":"SPXW260410P06710000","bid":115.2,"bid_size":6.0,"ask":116.2,"ask_size":14.0,"iv":0.189,"open_interest":0.0,"volume":0.0,"delta":-0.3467,"gamma":0.0008,"vega":9.4096,"theta":-1.711,"rho":-3.4679,"theo":115.5958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":106.5},{"option":"SPXW260410C06720000","bid":278.5,"bid_size":2.0,"ask":279.8,"ask_size":2.0,"iv":0.1874,"open_interest":0.0,"volume":0.0,"delta":0.6463,"gamma":0.0008,"vega":9.4767,"theta":-1.6404,"rho":5.7968,"theo":279.0782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":290.299987792969},{"option":"SPXW260410P06720000","bid":117.7,"bid_size":6.0,"ask":118.6,"ask_size":14.0,"iv":0.1874,"open_interest":0.0,"volume":0.0,"delta":-0.3537,"gamma":0.0008,"vega":9.4767,"theta":-1.71,"rho":-3.5393,"theo":118.0354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":108.75},{"option":"SPXW260410C06725000","bid":274.8,"bid_size":2.0,"ask":276.0,"ask_size":2.0,"iv":0.1863,"open_interest":31.0,"volume":0.0,"delta":0.6428,"gamma":0.0008,"vega":9.5093,"theta":-1.6418,"rho":5.7676,"theo":275.3489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.8,"last_trade_time":"2026-02-06T15:31:06","percent_change":0.0,"prev_day_close":286.5},{"option":"SPXW260410P06725000","bid":119.0,"bid_size":6.0,"ask":119.9,"ask_size":14.0,"iv":0.1867,"open_interest":18.0,"volume":2.0,"delta":-0.3572,"gamma":0.0008,"vega":9.5093,"theta":-1.7093,"rho":-3.5755,"theo":119.2769,"change":-9.09,"open":115.54,"high":115.54,"low":110.91,"tick":"down","last_trade_price":110.91,"last_trade_time":"2026-02-18T15:37:43","percent_change":-7.575,"prev_day_close":110.0},{"option":"SPXW260410C06730000","bid":271.0,"bid_size":2.0,"ask":272.3,"ask_size":2.0,"iv":0.186,"open_interest":0.0,"volume":0.0,"delta":0.6392,"gamma":0.0008,"vega":9.5412,"theta":-1.643,"rho":5.7382,"theo":271.6343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":282.700012207031},{"option":"SPXW260410P06730000","bid":120.2,"bid_size":6.0,"ask":121.1,"ask_size":13.0,"iv":0.186,"open_interest":0.0,"volume":0.0,"delta":-0.3608,"gamma":0.0008,"vega":9.5412,"theta":-1.7084,"rho":-3.6119,"theo":120.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":111.149997711182},{"option":"SPXW260410C06740000","bid":264.0,"bid_size":5.0,"ask":264.9,"ask_size":2.0,"iv":0.1848,"open_interest":0.0,"volume":0.0,"delta":0.6319,"gamma":0.0008,"vega":9.603,"theta":-1.645,"rho":5.6787,"theo":264.2495,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":275.150009155273},{"option":"SPXW260410P06740000","bid":122.8,"bid_size":6.0,"ask":123.6,"ask_size":13.0,"iv":0.1846,"open_interest":2.0,"volume":2.0,"delta":-0.3681,"gamma":0.0008,"vega":9.603,"theta":-1.7061,"rho":-3.6852,"theo":123.0898,"change":114.56,"open":119.19,"high":119.19,"low":114.56,"tick":"down","last_trade_price":114.56,"last_trade_time":"2026-02-18T15:37:43","percent_change":0.0,"prev_day_close":113.450000762939},{"option":"SPXW260410C06750000","bid":256.5,"bid_size":5.0,"ask":257.7,"ask_size":6.0,"iv":0.1832,"open_interest":21.0,"volume":0.0,"delta":0.6245,"gamma":0.0008,"vega":9.662,"theta":-1.6463,"rho":5.6184,"theo":256.9246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.01,"last_trade_time":"2026-02-13T15:34:01","percent_change":0.0,"prev_day_close":267.600006103516},{"option":"SPXW260410P06750000","bid":125.4,"bid_size":6.0,"ask":126.2,"ask_size":13.0,"iv":0.1832,"open_interest":111.0,"volume":86.0,"delta":-0.3755,"gamma":0.0008,"vega":9.662,"theta":-1.7031,"rho":-3.7594,"theo":125.7065,"change":-13.5,"open":119.97,"high":119.97,"low":104.15,"tick":"down","last_trade_price":104.15,"last_trade_time":"2026-02-18T12:46:43","percent_change":-10.6677,"prev_day_close":116.0},{"option":"SPXW260410C06760000","bid":249.2,"bid_size":5.0,"ask":250.4,"ask_size":6.0,"iv":0.1818,"open_interest":0.0,"volume":0.0,"delta":0.6169,"gamma":0.0008,"vega":9.7185,"theta":-1.6469,"rho":5.5569,"theo":249.6608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":260.050003051758},{"option":"SPXW260410P06760000","bid":127.9,"bid_size":6.0,"ask":128.9,"ask_size":13.0,"iv":0.1819,"open_interest":0.0,"volume":0.0,"delta":-0.3831,"gamma":0.0008,"vega":9.7185,"theta":-1.6994,"rho":-3.8347,"theo":128.3841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":118.450000762939},{"option":"SPXW260410C06770000","bid":242.0,"bid_size":5.0,"ask":243.2,"ask_size":6.0,"iv":0.1804,"open_interest":0.0,"volume":0.0,"delta":0.6092,"gamma":0.0008,"vega":9.7724,"theta":-1.6468,"rho":5.4939,"theo":242.4593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":252.900001525879},{"option":"SPXW260410P06770000","bid":130.6,"bid_size":6.0,"ask":131.6,"ask_size":12.0,"iv":0.1804,"open_interest":0.0,"volume":0.0,"delta":-0.3908,"gamma":0.0008,"vega":9.7724,"theta":-1.695,"rho":-3.9116,"theo":131.1243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":121.0},{"option":"SPXW260410C06775000","bid":238.4,"bid_size":5.0,"ask":239.5,"ask_size":6.0,"iv":0.1797,"open_interest":15.0,"volume":0.0,"delta":0.6053,"gamma":0.0008,"vega":9.7985,"theta":-1.6464,"rho":5.4617,"theo":238.8826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.94,"last_trade_time":"2026-02-17T15:30:43","percent_change":0.0,"prev_day_close":249.25},{"option":"SPXW260410P06775000","bid":132.1,"bid_size":6.0,"ask":133.0,"ask_size":12.0,"iv":0.1797,"open_interest":27.0,"volume":0.0,"delta":-0.3947,"gamma":0.0008,"vega":9.7985,"theta":-1.6924,"rho":-3.9508,"theo":132.5183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.07,"last_trade_time":"2026-02-17T10:45:55","percent_change":0.0,"prev_day_close":122.350002288818},{"option":"SPXW260410C06780000","bid":235.0,"bid_size":5.0,"ask":235.9,"ask_size":6.0,"iv":0.1792,"open_interest":0.0,"volume":0.0,"delta":0.6014,"gamma":0.0008,"vega":9.8239,"theta":-1.6459,"rho":5.4288,"theo":235.3223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":245.599998474121},{"option":"SPXW260410P06780000","bid":133.5,"bid_size":6.0,"ask":134.4,"ask_size":12.0,"iv":0.179,"open_interest":5.0,"volume":5.0,"delta":-0.3986,"gamma":0.0008,"vega":9.8239,"theta":-1.6898,"rho":-3.9906,"theo":133.9288,"change":119.9,"open":119.9,"high":119.9,"low":119.9,"tick":"up","last_trade_price":119.9,"last_trade_time":"2026-02-18T13:52:26","percent_change":0.0,"prev_day_close":123.699996948242},{"option":"SPXW260410C06790000","bid":227.9,"bid_size":5.0,"ask":228.9,"ask_size":6.0,"iv":0.1776,"open_interest":42.0,"volume":0.0,"delta":0.5933,"gamma":0.0009,"vega":9.8727,"theta":-1.6442,"rho":5.3614,"theo":228.252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.0,"last_trade_time":"2026-02-12T11:41:28","percent_change":0.0,"prev_day_close":238.349998474121},{"option":"SPXW260410P06790000","bid":136.4,"bid_size":6.0,"ask":137.3,"ask_size":12.0,"iv":0.1776,"open_interest":12.0,"volume":1.0,"delta":-0.4066,"gamma":0.0009,"vega":9.8727,"theta":-1.6838,"rho":-4.0719,"theo":136.8001,"change":-19.94,"open":117.96,"high":117.96,"low":117.96,"tick":"down","last_trade_price":117.96,"last_trade_time":"2026-02-18T10:31:23","percent_change":-14.4598,"prev_day_close":126.350002288818},{"option":"SPXW260410C06800000","bid":220.9,"bid_size":5.0,"ask":221.8,"ask_size":6.0,"iv":0.1762,"open_interest":45.0,"volume":0.0,"delta":0.5852,"gamma":0.0009,"vega":9.9184,"theta":-1.6417,"rho":5.2919,"theo":221.251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":214.81,"last_trade_time":"2026-02-17T15:59:52","percent_change":0.0,"prev_day_close":231.200004577637},{"option":"SPXW260410P06800000","bid":139.3,"bid_size":6.0,"ask":140.2,"ask_size":12.0,"iv":0.1761,"open_interest":100.0,"volume":70.0,"delta":-0.4148,"gamma":0.0009,"vega":9.9184,"theta":-1.677,"rho":-4.1553,"theo":139.7406,"change":-14.37,"open":137.5,"high":137.5,"low":116.5,"tick":"up","last_trade_price":126.63,"last_trade_time":"2026-02-18T14:20:09","percent_change":-10.1915,"prev_day_close":129.099998474121},{"option":"SPXW260410C06810000","bid":213.8,"bid_size":6.0,"ask":214.9,"ask_size":6.0,"iv":0.1749,"open_interest":12.0,"volume":2.0,"delta":0.5769,"gamma":0.0009,"vega":9.9606,"theta":-1.6383,"rho":5.2206,"theo":214.3213,"change":26.86,"open":237.21,"high":237.21,"low":237.21,"tick":"up","last_trade_price":237.21,"last_trade_time":"2026-02-18T11:20:02","percent_change":12.7692,"prev_day_close":224.099998474121},{"option":"SPXW260410P06810000","bid":142.3,"bid_size":5.0,"ask":143.2,"ask_size":11.0,"iv":0.1747,"open_interest":50.0,"volume":0.0,"delta":-0.4231,"gamma":0.0009,"vega":9.9606,"theta":-1.6693,"rho":-4.2405,"theo":142.7525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":139.2,"last_trade_time":"2026-02-17T15:01:56","percent_change":0.0,"prev_day_close":131.949996948242},{"option":"SPXW260410C06820000","bid":206.9,"bid_size":6.0,"ask":208.0,"ask_size":6.0,"iv":0.1732,"open_interest":16.0,"volume":0.0,"delta":0.5684,"gamma":0.0009,"vega":9.9988,"theta":-1.6341,"rho":5.1482,"theo":207.4649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.38,"last_trade_time":"2026-02-13T15:44:59","percent_change":0.0,"prev_day_close":217.050003051758},{"option":"SPXW260410P06820000","bid":145.2,"bid_size":5.0,"ask":146.3,"ask_size":11.0,"iv":0.1733,"open_interest":98.0,"volume":15.0,"delta":-0.4316,"gamma":0.0009,"vega":9.9988,"theta":-1.6607,"rho":-4.3268,"theo":145.8377,"change":-23.09,"open":123.01,"high":124.16,"low":123.01,"tick":"up","last_trade_price":124.16,"last_trade_time":"2026-02-18T10:19:14","percent_change":-15.6808,"prev_day_close":134.849998474121},{"option":"SPXW260410C06825000","bid":203.5,"bid_size":6.0,"ask":204.6,"ask_size":6.0,"iv":0.1725,"open_interest":22.0,"volume":1.0,"delta":0.5641,"gamma":0.0009,"vega":10.0164,"theta":-1.6316,"rho":5.1117,"theo":204.0646,"change":29.57,"open":229.77,"high":229.77,"low":229.77,"tick":"up","last_trade_price":229.77,"last_trade_time":"2026-02-18T11:32:53","percent_change":14.7702,"prev_day_close":213.550003051758},{"option":"SPXW260410P06825000","bid":146.9,"bid_size":5.0,"ask":147.9,"ask_size":11.0,"iv":0.1726,"open_interest":32.0,"volume":8.0,"delta":-0.4359,"gamma":0.0009,"vega":10.0164,"theta":-1.6561,"rho":-4.3702,"theo":147.4081,"change":-27.63,"open":128.59,"high":128.59,"low":121.22,"tick":"down","last_trade_price":121.22,"last_trade_time":"2026-02-18T13:00:51","percent_change":-18.5623,"prev_day_close":136.349998474121},{"option":"SPXW260410C06830000","bid":200.1,"bid_size":6.0,"ask":201.2,"ask_size":6.0,"iv":0.1718,"open_interest":59.0,"volume":4.0,"delta":0.5598,"gamma":0.0009,"vega":10.0329,"theta":-1.6289,"rho":5.075,"theo":200.683,"change":13.6,"open":226.18,"high":226.18,"low":210.5,"tick":"down","last_trade_price":210.5,"last_trade_time":"2026-02-18T14:47:31","percent_change":6.90706,"prev_day_close":210.099998474121},{"option":"SPXW260410P06830000","bid":148.5,"bid_size":5.0,"ask":149.5,"ask_size":11.0,"iv":0.1718,"open_interest":24.0,"volume":14.0,"delta":-0.4402,"gamma":0.0009,"vega":10.0329,"theta":-1.6513,"rho":-4.4138,"theo":148.9973,"change":-9.59,"open":125.81,"high":140.81,"low":123.5,"tick":"up","last_trade_price":140.81,"last_trade_time":"2026-02-18T14:37:40","percent_change":-6.37633,"prev_day_close":137.849998474121},{"option":"SPXW260410C06840000","bid":193.4,"bid_size":6.0,"ask":194.5,"ask_size":6.0,"iv":0.1706,"open_interest":30.0,"volume":15.0,"delta":0.551,"gamma":0.0009,"vega":10.0626,"theta":-1.6229,"rho":5.001,"theo":193.977,"change":18.09,"open":216.88,"high":216.88,"low":203.5,"tick":"no_change","last_trade_price":208.39,"last_trade_time":"2026-02-18T15:51:35","percent_change":9.50604,"prev_day_close":203.200004577637},{"option":"SPXW260410P06840000","bid":151.6,"bid_size":5.0,"ask":152.7,"ask_size":11.0,"iv":0.1704,"open_interest":95.0,"volume":9.0,"delta":-0.449,"gamma":0.0009,"vega":10.0626,"theta":-1.641,"rho":-4.5017,"theo":152.2328,"change":-9.92,"open":131.87,"high":143.93,"low":126.3,"tick":"up","last_trade_price":143.93,"last_trade_time":"2026-02-18T14:37:40","percent_change":-6.44784,"prev_day_close":140.949996948242},{"option":"SPXW260410C06850000","bid":186.8,"bid_size":6.0,"ask":187.9,"ask_size":6.0,"iv":0.1691,"open_interest":11.0,"volume":0.0,"delta":0.542,"gamma":0.0009,"vega":10.088,"theta":-1.6159,"rho":4.9256,"theo":187.3485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.51,"last_trade_time":"2026-02-17T10:38:37","percent_change":0.0,"prev_day_close":196.449996948242},{"option":"SPXW260410P06850000","bid":155.0,"bid_size":5.0,"ask":156.0,"ask_size":11.0,"iv":0.1689,"open_interest":71.0,"volume":51.0,"delta":-0.458,"gamma":0.0009,"vega":10.088,"theta":-1.6297,"rho":-4.591,"theo":155.5459,"change":-18.44,"open":147.44,"high":148.59,"low":129.2,"tick":"down","last_trade_price":138.81,"last_trade_time":"2026-02-18T15:55:13","percent_change":-11.7266,"prev_day_close":144.050003051758},{"option":"SPXW260410C06860000","bid":180.2,"bid_size":6.0,"ask":181.3,"ask_size":6.0,"iv":0.1675,"open_interest":50.0,"volume":0.0,"delta":0.533,"gamma":0.0009,"vega":10.109,"theta":-1.608,"rho":4.8481,"theo":180.8001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.12,"last_trade_time":"2026-02-17T15:17:08","percent_change":0.0,"prev_day_close":189.650001525879},{"option":"SPXW260410P06860000","bid":158.4,"bid_size":5.0,"ask":159.4,"ask_size":11.0,"iv":0.1675,"open_interest":48.0,"volume":5.0,"delta":-0.467,"gamma":0.0009,"vega":10.109,"theta":-1.6175,"rho":-4.6824,"theo":158.9391,"change":-28.16,"open":149.0,"high":153.5,"low":132.49,"tick":"down","last_trade_price":132.49,"last_trade_time":"2026-02-18T13:11:41","percent_change":-17.5288,"prev_day_close":147.300003051758},{"option":"SPXW260410C06870000","bid":173.8,"bid_size":6.0,"ask":174.9,"ask_size":6.0,"iv":0.1661,"open_interest":68.0,"volume":52.0,"delta":0.5237,"gamma":0.0009,"vega":10.1253,"theta":-1.5991,"rho":4.768,"theo":174.3352,"change":13.6,"open":179.25,"high":196.73,"low":179.25,"tick":"no_change","last_trade_price":184.6,"last_trade_time":"2026-02-18T14:47:50","percent_change":7.95322,"prev_day_close":183.0},{"option":"SPXW260410P06870000","bid":161.6,"bid_size":6.0,"ask":162.9,"ask_size":11.0,"iv":0.1658,"open_interest":31.0,"volume":13.0,"delta":-0.4763,"gamma":0.0009,"vega":10.1253,"theta":-1.6043,"rho":-4.7764,"theo":162.4158,"change":-28.73,"open":154.5,"high":154.5,"low":135.57,"tick":"down","last_trade_price":135.57,"last_trade_time":"2026-02-18T13:11:41","percent_change":-17.4863,"prev_day_close":150.600006103516},{"option":"SPXW260410C06875000","bid":170.6,"bid_size":6.0,"ask":171.7,"ask_size":6.0,"iv":0.1654,"open_interest":17.0,"volume":2.0,"delta":0.519,"gamma":0.0009,"vega":10.1315,"theta":-1.5943,"rho":4.727,"theo":171.1353,"change":25.48,"open":176.05,"high":193.33,"low":176.05,"tick":"up","last_trade_price":193.33,"last_trade_time":"2026-02-18T11:26:01","percent_change":15.1802,"prev_day_close":179.75},{"option":"SPXW260410P06875000","bid":163.4,"bid_size":6.0,"ask":164.7,"ask_size":11.0,"iv":0.1652,"open_interest":12.0,"volume":6.0,"delta":-0.481,"gamma":0.0009,"vega":10.1315,"theta":-1.5973,"rho":-4.8243,"theo":164.1866,"change":-29.31,"open":156.2,"high":156.2,"low":136.79,"tick":"down","last_trade_price":136.79,"last_trade_time":"2026-02-18T13:11:09","percent_change":-17.646,"prev_day_close":152.300003051758},{"option":"SPXW260410C06880000","bid":167.4,"bid_size":6.0,"ask":168.5,"ask_size":6.0,"iv":0.1646,"open_interest":18.0,"volume":4.0,"delta":0.5143,"gamma":0.001,"vega":10.1365,"theta":-1.5892,"rho":4.6853,"theo":167.9577,"change":18.2,"open":182.9,"high":182.9,"low":182.9,"tick":"up","last_trade_price":182.9,"last_trade_time":"2026-02-18T13:57:35","percent_change":11.0504,"prev_day_close":176.5},{"option":"SPXW260410P06880000","bid":165.2,"bid_size":6.0,"ask":166.5,"ask_size":11.0,"iv":0.1645,"open_interest":20.0,"volume":10.0,"delta":-0.4857,"gamma":0.001,"vega":10.1365,"theta":-1.59,"rho":-4.8729,"theo":165.9798,"change":-16.95,"open":145.56,"high":152.0,"low":139.94,"tick":"no_change","last_trade_price":151.0,"last_trade_time":"2026-02-18T15:48:20","percent_change":-10.0923,"prev_day_close":154.0},{"option":"SPXW260410C06890000","bid":161.1,"bid_size":6.0,"ask":162.2,"ask_size":6.0,"iv":0.1632,"open_interest":17.0,"volume":10.0,"delta":0.5047,"gamma":0.001,"vega":10.1423,"theta":-1.5782,"rho":4.6008,"theo":161.671,"change":14.75,"open":180.2,"high":180.2,"low":173.3,"tick":"down","last_trade_price":173.3,"last_trade_time":"2026-02-18T14:30:53","percent_change":9.30306,"prev_day_close":170.050003051758},{"option":"SPXW260410P06890000","bid":168.7,"bid_size":11.0,"ask":170.1,"ask_size":11.0,"iv":0.163,"open_interest":17.0,"volume":7.0,"delta":-0.4953,"gamma":0.001,"vega":10.1423,"theta":-1.5748,"rho":-4.9713,"theo":169.6347,"change":-9.54,"open":145.43,"high":162.16,"low":143.17,"tick":"up","last_trade_price":162.16,"last_trade_time":"2026-02-18T14:36:24","percent_change":-5.5562,"prev_day_close":157.5},{"option":"SPXW260410C06900000","bid":155.1,"bid_size":6.0,"ask":156.0,"ask_size":11.0,"iv":0.1618,"open_interest":23.0,"volume":7.0,"delta":0.495,"gamma":0.001,"vega":10.1424,"theta":-1.5662,"rho":4.5153,"theo":155.4782,"change":24.15,"open":166.07,"high":176.55,"low":166.07,"tick":"up","last_trade_price":176.55,"last_trade_time":"2026-02-18T12:27:07","percent_change":15.8465,"prev_day_close":163.650001525879},{"option":"SPXW260410P06900000","bid":172.6,"bid_size":6.0,"ask":173.9,"ask_size":10.0,"iv":0.1614,"open_interest":71.0,"volume":84.0,"delta":-0.505,"gamma":0.001,"vega":10.1424,"theta":-1.5585,"rho":-5.0707,"theo":173.3834,"change":-9.84,"open":166.4,"high":166.4,"low":144.82,"tick":"up","last_trade_price":165.76,"last_trade_time":"2026-02-18T14:36:24","percent_change":-5.60365,"prev_day_close":161.050003051758},{"option":"SPXW260410C06910000","bid":149.0,"bid_size":6.0,"ask":150.0,"ask_size":11.0,"iv":0.1604,"open_interest":8.0,"volume":4.0,"delta":0.4851,"gamma":0.001,"vega":10.1367,"theta":-1.5532,"rho":4.4292,"theo":149.3817,"change":24.72,"open":170.6,"high":171.22,"low":170.6,"tick":"up","last_trade_price":171.22,"last_trade_time":"2026-02-18T12:22:59","percent_change":16.8737,"prev_day_close":157.399993896484},{"option":"SPXW260410P06910000","bid":176.4,"bid_size":2.0,"ask":177.8,"ask_size":2.0,"iv":0.1602,"open_interest":5.0,"volume":2.0,"delta":-0.5149,"gamma":0.001,"vega":10.1367,"theta":-1.5412,"rho":-5.1707,"theo":177.2284,"change":-29.55,"open":151.0,"high":151.0,"low":150.05,"tick":"down","last_trade_price":150.05,"last_trade_time":"2026-02-18T12:31:18","percent_change":-16.4532,"prev_day_close":164.699996948242},{"option":"SPXW260410C06920000","bid":142.9,"bid_size":6.0,"ask":144.0,"ask_size":11.0,"iv":0.1589,"open_interest":38.0,"volume":7.0,"delta":0.475,"gamma":0.001,"vega":10.1251,"theta":-1.5391,"rho":4.3423,"theo":143.3841,"change":21.58,"open":153.62,"high":162.23,"low":153.62,"tick":"up","last_trade_price":162.23,"last_trade_time":"2026-02-18T12:50:23","percent_change":15.343,"prev_day_close":151.199996948242},{"option":"SPXW260410P06920000","bid":180.4,"bid_size":6.0,"ask":181.7,"ask_size":2.0,"iv":0.1588,"open_interest":8.0,"volume":6.0,"delta":-0.525,"gamma":0.001,"vega":10.1251,"theta":-1.5228,"rho":-5.2714,"theo":181.1724,"change":-26.47,"open":159.58,"high":159.58,"low":157.13,"tick":"no_change","last_trade_price":157.13,"last_trade_time":"2026-02-18T10:14:52","percent_change":-14.4172,"prev_day_close":168.5},{"option":"SPXW260410C06925000","bid":140.1,"bid_size":6.0,"ask":141.0,"ask_size":11.0,"iv":0.1583,"open_interest":11.0,"volume":0.0,"delta":0.4699,"gamma":0.001,"vega":10.117,"theta":-1.5317,"rho":4.2983,"theo":140.4235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.59,"last_trade_time":"2026-02-17T10:38:37","percent_change":0.0,"prev_day_close":148.150001525879},{"option":"SPXW260410P06925000","bid":182.4,"bid_size":2.0,"ask":183.8,"ask_size":6.0,"iv":0.1582,"open_interest":19.0,"volume":5.0,"delta":-0.5301,"gamma":0.001,"vega":10.117,"theta":-1.5132,"rho":-5.3224,"theo":183.1826,"change":-34.68,"open":158.3,"high":158.3,"low":151.12,"tick":"down","last_trade_price":151.12,"last_trade_time":"2026-02-18T13:03:49","percent_change":-18.6652,"prev_day_close":170.399993896484},{"option":"SPXW260410C06930000","bid":137.0,"bid_size":6.0,"ask":138.1,"ask_size":11.0,"iv":0.1575,"open_interest":11.0,"volume":0.0,"delta":0.4648,"gamma":0.001,"vega":10.1071,"theta":-1.524,"rho":4.2538,"theo":137.489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.21,"last_trade_time":"2026-02-11T15:59:56","percent_change":0.0,"prev_day_close":145.150001525879},{"option":"SPXW260410P06930000","bid":184.5,"bid_size":6.0,"ask":185.8,"ask_size":2.0,"iv":0.1572,"open_interest":13.0,"volume":10.0,"delta":-0.5352,"gamma":0.001,"vega":10.1071,"theta":-1.5034,"rho":-5.3738,"theo":185.2189,"change":-24.65,"open":176.87,"high":176.87,"low":160.1,"tick":"up","last_trade_price":163.2,"last_trade_time":"2026-02-18T13:47:21","percent_change":-13.1222,"prev_day_close":172.399993896484},{"option":"SPXW260410C06940000","bid":131.4,"bid_size":6.0,"ask":132.3,"ask_size":6.0,"iv":0.1562,"open_interest":47.0,"volume":0.0,"delta":0.4545,"gamma":0.001,"vega":10.0822,"theta":-1.5078,"rho":4.1627,"theo":131.7012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.3,"last_trade_time":"2026-02-12T11:27:10","percent_change":0.0,"prev_day_close":139.199996948242},{"option":"SPXW260410P06940000","bid":188.6,"bid_size":2.0,"ask":190.0,"ask_size":2.0,"iv":0.156,"open_interest":3.0,"volume":2.0,"delta":-0.5455,"gamma":0.001,"vega":10.0822,"theta":-1.4829,"rho":-5.4788,"theo":189.3726,"change":-32.23,"open":160.07,"high":160.07,"low":160.07,"tick":"no_change","last_trade_price":160.07,"last_trade_time":"2026-02-18T11:03:29","percent_change":-16.7603,"prev_day_close":176.349998474121},{"option":"SPXW260410C06950000","bid":125.6,"bid_size":6.0,"ask":126.7,"ask_size":11.0,"iv":0.1547,"open_interest":80.0,"volume":15.0,"delta":0.444,"gamma":0.001,"vega":10.0499,"theta":-1.4906,"rho":4.0689,"theo":126.0264,"change":13.75,"open":127.53,"high":137.4,"low":127.53,"tick":"up","last_trade_price":137.4,"last_trade_time":"2026-02-18T13:52:26","percent_change":11.1201,"prev_day_close":133.300003051758},{"option":"SPXW260410P06950000","bid":192.8,"bid_size":6.0,"ask":194.3,"ask_size":2.0,"iv":0.1546,"open_interest":23.0,"volume":0.0,"delta":-0.556,"gamma":0.001,"vega":10.0499,"theta":-1.4613,"rho":-5.5865,"theo":193.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.5,"last_trade_time":"2026-02-13T14:37:55","percent_change":0.0,"prev_day_close":180.399993896484},{"option":"SPXW260410C06960000","bid":120.1,"bid_size":6.0,"ask":121.1,"ask_size":6.0,"iv":0.1533,"open_interest":30.0,"volume":0.0,"delta":0.4334,"gamma":0.001,"vega":10.01,"theta":-1.4723,"rho":3.9732,"theo":120.4702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":118.37,"last_trade_time":"2026-02-17T09:36:26","percent_change":0.0,"prev_day_close":127.600002288818},{"option":"SPXW260410P06960000","bid":197.2,"bid_size":6.0,"ask":198.7,"ask_size":2.0,"iv":0.1532,"open_interest":3.0,"volume":0.0,"delta":-0.5666,"gamma":0.001,"vega":10.01,"theta":-1.4387,"rho":-5.6961,"theo":198.0247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.57,"last_trade_time":"2026-02-13T10:08:57","percent_change":0.0,"prev_day_close":184.600006103516},{"option":"SPXW260410C06970000","bid":114.7,"bid_size":6.0,"ask":115.7,"ask_size":6.0,"iv":0.1519,"open_interest":10.0,"volume":1.0,"delta":0.4226,"gamma":0.001,"vega":9.9627,"theta":-1.4529,"rho":3.8768,"theo":115.0371,"change":20.6,"open":133.55,"high":133.55,"low":133.55,"tick":"up","last_trade_price":133.55,"last_trade_time":"2026-02-18T10:42:08","percent_change":18.2382,"prev_day_close":121.950000762939},{"option":"SPXW260410P06970000","bid":201.9,"bid_size":6.0,"ask":203.2,"ask_size":2.0,"iv":0.1516,"open_interest":10.0,"volume":0.0,"delta":-0.5774,"gamma":0.001,"vega":9.9627,"theta":-1.4151,"rho":-5.8064,"theo":202.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":204.69,"last_trade_time":"2026-02-12T11:54:35","percent_change":0.0,"prev_day_close":188.949996948242},{"option":"SPXW260410C06975000","bid":112.2,"bid_size":6.0,"ask":113.1,"ask_size":12.0,"iv":0.1513,"open_interest":13.0,"volume":2.0,"delta":0.4172,"gamma":0.001,"vega":9.9365,"theta":-1.4429,"rho":3.8287,"theo":112.3678,"change":22.05,"open":129.6,"high":132.5,"low":129.6,"tick":"up","last_trade_price":132.5,"last_trade_time":"2026-02-18T12:07:26","percent_change":19.9638,"prev_day_close":119.149997711182},{"option":"SPXW260410P06975000","bid":204.2,"bid_size":6.0,"ask":205.5,"ask_size":2.0,"iv":0.151,"open_interest":1.0,"volume":0.0,"delta":-0.5828,"gamma":0.001,"vega":9.9365,"theta":-1.4029,"rho":-5.8614,"theo":204.8347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.0,"last_trade_time":"2026-02-12T10:44:55","percent_change":0.0,"prev_day_close":191.150001525879},{"option":"SPXW260410C06980000","bid":109.4,"bid_size":6.0,"ask":110.4,"ask_size":6.0,"iv":0.1505,"open_interest":21.0,"volume":0.0,"delta":0.4117,"gamma":0.001,"vega":9.9085,"theta":-1.4326,"rho":3.7805,"theo":109.7306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":108.12,"last_trade_time":"2026-02-17T09:36:26","percent_change":0.0,"prev_day_close":116.450000762939},{"option":"SPXW260410P06980000","bid":206.4,"bid_size":6.0,"ask":207.9,"ask_size":2.0,"iv":0.1505,"open_interest":5.0,"volume":0.0,"delta":-0.5883,"gamma":0.001,"vega":9.9085,"theta":-1.3904,"rho":-5.9165,"theo":207.1682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":224.99,"last_trade_time":"2026-02-17T09:32:13","percent_change":0.0,"prev_day_close":193.399993896484},{"option":"SPXW260410C06990000","bid":104.3,"bid_size":6.0,"ask":105.3,"ask_size":12.0,"iv":0.1492,"open_interest":7.0,"volume":1.0,"delta":0.4008,"gamma":0.001,"vega":9.847,"theta":-1.4112,"rho":3.6839,"theo":104.5541,"change":19.8,"open":122.6,"high":122.6,"low":122.6,"tick":"up","last_trade_price":122.6,"last_trade_time":"2026-02-18T12:22:03","percent_change":19.2607,"prev_day_close":111.0},{"option":"SPXW260410P06990000","bid":211.2,"bid_size":6.0,"ask":212.6,"ask_size":2.0,"iv":0.149,"open_interest":23.0,"volume":10.0,"delta":-0.5992,"gamma":0.001,"vega":9.847,"theta":-1.3648,"rho":-6.027,"theo":211.9333,"change":-15.8,"open":184.0,"high":199.5,"low":184.0,"tick":"up","last_trade_price":199.5,"last_trade_time":"2026-02-18T14:48:33","percent_change":-7.3386,"prev_day_close":197.949996948242},{"option":"SPXW260410C07000000","bid":99.2,"bid_size":12.0,"ask":100.3,"ask_size":12.0,"iv":0.1478,"open_interest":63.0,"volume":32.0,"delta":0.3897,"gamma":0.001,"vega":9.7775,"theta":-1.389,"rho":3.5857,"theo":99.5119,"change":16.92,"open":102.2,"high":117.1,"low":102.2,"tick":"down","last_trade_price":114.82,"last_trade_time":"2026-02-18T12:50:23","percent_change":17.2829,"prev_day_close":105.799999237061},{"option":"SPXW260410P07000000","bid":216.2,"bid_size":2.0,"ask":217.6,"ask_size":2.0,"iv":0.1478,"open_interest":26.0,"volume":0.0,"delta":-0.6103,"gamma":0.001,"vega":9.7775,"theta":-1.3382,"rho":-6.1391,"theo":216.8327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":215.54,"last_trade_time":"2026-02-17T15:07:08","percent_change":0.0,"prev_day_close":202.650001525879},{"option":"SPXW260410C07010000","bid":94.3,"bid_size":12.0,"ask":95.4,"ask_size":13.0,"iv":0.1465,"open_interest":33.0,"volume":3.0,"delta":0.3786,"gamma":0.001,"vega":9.6989,"theta":-1.3658,"rho":3.4852,"theo":94.6094,"change":11.09,"open":104.19,"high":104.19,"low":104.19,"tick":"no_change","last_trade_price":104.19,"last_trade_time":"2026-02-18T15:51:35","percent_change":11.9119,"prev_day_close":100.599998474121},{"option":"SPXW260410P07010000","bid":221.2,"bid_size":6.0,"ask":222.6,"ask_size":2.0,"iv":0.1461,"open_interest":0.0,"volume":0.0,"delta":-0.6214,"gamma":0.001,"vega":9.6989,"theta":-1.3108,"rho":-6.2535,"theo":221.8717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.5},{"option":"SPXW260410C07025000","bid":87.3,"bid_size":12.0,"ask":88.3,"ask_size":13.0,"iv":0.1446,"open_interest":27.0,"volume":3.0,"delta":0.3618,"gamma":0.001,"vega":9.5635,"theta":-1.3293,"rho":3.3314,"theo":87.5283,"change":13.69,"open":99.89,"high":99.89,"low":99.89,"tick":"up","last_trade_price":99.89,"last_trade_time":"2026-02-18T10:08:30","percent_change":15.8817,"prev_day_close":93.2000007629394},{"option":"SPXW260410P07025000","bid":229.0,"bid_size":5.0,"ask":230.4,"ask_size":2.0,"iv":0.1447,"open_interest":3.0,"volume":0.0,"delta":-0.6382,"gamma":0.001,"vega":9.5635,"theta":-1.2678,"rho":-6.4281,"theo":229.7029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.52,"last_trade_time":"2026-02-11T11:37:17","percent_change":0.0,"prev_day_close":214.949996948242},{"option":"SPXW260410C07050000","bid":76.1,"bid_size":14.0,"ask":77.2,"ask_size":15.0,"iv":0.1413,"open_interest":46.0,"volume":35.0,"delta":0.3336,"gamma":0.001,"vega":9.2991,"theta":-1.2644,"rho":3.0778,"theo":76.47,"change":17.13,"open":77.94,"high":92.43,"low":77.94,"tick":"up","last_trade_price":92.43,"last_trade_time":"2026-02-18T12:07:28","percent_change":22.749,"prev_day_close":81.5},{"option":"SPXW260410P07050000","bid":242.8,"bid_size":1.0,"ask":244.2,"ask_size":1.0,"iv":0.1413,"open_interest":12.0,"volume":0.0,"delta":-0.6664,"gamma":0.001,"vega":9.2991,"theta":-1.1922,"rho":-6.7165,"theo":243.4986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":264.03,"last_trade_time":"2026-02-12T15:58:15","percent_change":0.0,"prev_day_close":228.100006103516},{"option":"SPXW260410C07075000","bid":65.9,"bid_size":15.0,"ask":67.0,"ask_size":16.0,"iv":0.1383,"open_interest":18.0,"volume":3.0,"delta":0.3054,"gamma":0.001,"vega":8.984,"theta":-1.1949,"rho":2.8217,"theo":66.3442,"change":11.35,"open":76.54,"high":76.55,"low":76.54,"tick":"up","last_trade_price":76.55,"last_trade_time":"2026-02-18T10:08:30","percent_change":17.408,"prev_day_close":70.75},{"option":"SPXW260410P07075000","bid":257.4,"bid_size":1.0,"ask":258.9,"ask_size":1.0,"iv":0.1385,"open_interest":11.0,"volume":1.0,"delta":-0.6946,"gamma":0.001,"vega":8.984,"theta":-1.1119,"rho":-7.0072,"theo":258.2266,"change":-31.05,"open":231.15,"high":231.15,"low":231.15,"tick":"down","last_trade_price":231.15,"last_trade_time":"2026-02-18T14:04:49","percent_change":-11.8421,"prev_day_close":242.199996948242},{"option":"SPXW260410C07100000","bid":56.7,"bid_size":7.0,"ask":57.7,"ask_size":18.0,"iv":0.1355,"open_interest":70.0,"volume":38.0,"delta":0.2776,"gamma":0.001,"vega":8.6142,"theta":-1.1212,"rho":2.5668,"theo":57.1493,"change":12.76,"open":58.87,"high":69.93,"low":58.87,"tick":"down","last_trade_price":68.91,"last_trade_time":"2026-02-18T12:23:59","percent_change":22.7248,"prev_day_close":60.8500003814697},{"option":"SPXW260410P07100000","bid":270.7,"bid_size":4.0,"ask":276.6,"ask_size":4.0,"iv":0.1352,"open_interest":3.0,"volume":2.0,"delta":-0.7224,"gamma":0.001,"vega":8.6142,"theta":-1.0274,"rho":-7.2968,"theo":273.8856,"change":-32.15,"open":235.95,"high":245.75,"low":235.95,"tick":"up","last_trade_price":245.75,"last_trade_time":"2026-02-18T14:04:49","percent_change":-11.5689,"prev_day_close":256.700004577637},{"option":"SPXW260410C07125000","bid":48.4,"bid_size":7.0,"ask":49.3,"ask_size":20.0,"iv":0.1329,"open_interest":22.0,"volume":3.0,"delta":0.2504,"gamma":0.0009,"vega":8.2042,"theta":-1.0439,"rho":2.3185,"theo":48.8439,"change":5.68,"open":58.26,"high":58.7,"low":53.63,"tick":"down","last_trade_price":53.63,"last_trade_time":"2026-02-18T14:33:10","percent_change":11.8457,"prev_day_close":51.9499988555908},{"option":"SPXW260410P07125000","bid":287.5,"bid_size":4.0,"ask":293.7,"ask_size":4.0,"iv":0.1331,"open_interest":0.0,"volume":0.0,"delta":-0.7496,"gamma":0.0009,"vega":8.2042,"theta":-0.9394,"rho":-7.5799,"theo":290.4342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.800003051758},{"option":"SPXW260410C07150000","bid":40.8,"bid_size":19.0,"ask":41.8,"ask_size":21.0,"iv":0.1302,"open_interest":80.0,"volume":33.0,"delta":0.2239,"gamma":0.0009,"vega":7.7435,"theta":-0.9638,"rho":2.0734,"theo":41.4034,"change":4.81,"open":42.74,"high":50.17,"low":42.74,"tick":"down","last_trade_price":45.41,"last_trade_time":"2026-02-18T16:00:03","percent_change":11.8473,"prev_day_close":43.9499988555908},{"option":"SPXW260410P07150000","bid":304.3,"bid_size":4.0,"ask":311.2,"ask_size":4.0,"iv":0.1302,"open_interest":2.0,"volume":1.0,"delta":-0.7761,"gamma":0.0009,"vega":7.7435,"theta":-0.8486,"rho":-7.8596,"theo":307.8475,"change":-7.62,"open":304.53,"high":304.53,"low":304.53,"tick":"down","last_trade_price":304.53,"last_trade_time":"2026-02-18T09:30:03","percent_change":-2.44113,"prev_day_close":289.300003051758},{"option":"SPXW260410C07175000","bid":34.3,"bid_size":8.0,"ask":35.1,"ask_size":22.0,"iv":0.1279,"open_interest":358.0,"volume":120.0,"delta":0.1985,"gamma":0.0008,"vega":7.2545,"theta":-0.882,"rho":1.8409,"theo":34.7897,"change":1.11,"open":35.77,"high":42.43,"low":35.31,"tick":"down","last_trade_price":35.31,"last_trade_time":"2026-02-18T15:25:32","percent_change":3.24561,"prev_day_close":36.9499988555908},{"option":"SPXW260410P07175000","bid":323.0,"bid_size":4.0,"ask":329.5,"ask_size":4.0,"iv":0.1282,"open_interest":2.0,"volume":0.0,"delta":-0.8015,"gamma":0.0008,"vega":7.2545,"theta":-0.756,"rho":-8.1268,"theo":326.0877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.46,"last_trade_time":"2026-02-06T13:45:31","percent_change":0.0,"prev_day_close":306.800003051758},{"option":"SPXW260410C07200000","bid":28.5,"bid_size":24.0,"ask":29.4,"ask_size":25.0,"iv":0.1257,"open_interest":443.0,"volume":168.0,"delta":0.1744,"gamma":0.0008,"vega":6.7292,"theta":-0.7996,"rho":1.6162,"theo":28.9805,"change":2.75,"open":29.9,"high":35.6,"low":29.45,"tick":"down","last_trade_price":31.3,"last_trade_time":"2026-02-18T16:08:17","percent_change":9.63223,"prev_day_close":30.8000001907349},{"option":"SPXW260410P07200000","bid":342.0,"bid_size":4.0,"ask":348.7,"ask_size":4.0,"iv":0.1261,"open_interest":2.0,"volume":1.0,"delta":-0.8256,"gamma":0.0008,"vega":6.7292,"theta":-0.6629,"rho":-8.3862,"theo":345.1324,"change":-7.57,"open":341.98,"high":341.98,"low":341.98,"tick":"down","last_trade_price":341.98,"last_trade_time":"2026-02-18T09:30:03","percent_change":-2.16564,"prev_day_close":325.850006103516},{"option":"SPXW260410C07250000","bid":19.3,"bid_size":49.0,"ask":20.2,"ask_size":44.0,"iv":0.122,"open_interest":82.0,"volume":54.0,"delta":0.131,"gamma":0.0007,"vega":5.6421,"theta":-0.6395,"rho":1.2147,"theo":19.6295,"change":2.15,"open":20.66,"high":25.09,"low":20.66,"tick":"down","last_trade_price":21.75,"last_trade_time":"2026-02-18T15:52:32","percent_change":10.9694,"prev_day_close":21.0},{"option":"SPXW260410P07250000","bid":381.8,"bid_size":3.0,"ask":388.7,"ask_size":3.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.869,"gamma":0.0007,"vega":5.6421,"theta":-0.4813,"rho":-8.8571,"theo":385.4892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":366.300003051758},{"option":"SPXW260410C07300000","bid":12.8,"bid_size":66.0,"ask":13.6,"ask_size":62.0,"iv":0.1191,"open_interest":713.0,"volume":119.0,"delta":0.0954,"gamma":0.0006,"vega":4.5756,"theta":-0.4956,"rho":0.8845,"theo":12.9847,"change":0.56,"open":13.92,"high":16.7,"low":13.58,"tick":"no_change","last_trade_price":13.76,"last_trade_time":"2026-02-18T15:35:21","percent_change":4.24243,"prev_day_close":14.0},{"option":"SPXW260410P07300000","bid":424.8,"bid_size":3.0,"ask":432.5,"ask_size":3.0,"iv":0.1188,"open_interest":0.0,"volume":0.0,"delta":-0.9046,"gamma":0.0006,"vega":4.5756,"theta":-0.3159,"rho":-9.2568,"theo":428.5522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.0},{"option":"SPXW260410C07350000","bid":8.4,"bid_size":97.0,"ask":9.0,"ask_size":72.0,"iv":0.117,"open_interest":458.0,"volume":329.0,"delta":0.0682,"gamma":0.0004,"vega":3.6186,"theta":-0.3766,"rho":0.6311,"theo":8.5258,"change":0.58,"open":9.26,"high":11.01,"low":9.26,"tick":"no_change","last_trade_price":9.48,"last_trade_time":"2026-02-18T15:49:45","percent_change":6.51685,"prev_day_close":9.30000019073486},{"option":"SPXW260410P07350000","bid":470.6,"bid_size":3.0,"ask":477.4,"ask_size":3.0,"iv":0.1171,"open_interest":0.0,"volume":0.0,"delta":-0.9318,"gamma":0.0004,"vega":3.6186,"theta":-0.1753,"rho":-9.5796,"theo":473.8011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":454.049987792969},{"option":"SPXW260410C07400000","bid":5.6,"bid_size":81.0,"ask":6.1,"ask_size":139.0,"iv":0.1163,"open_interest":1923.0,"volume":1860.0,"delta":0.0485,"gamma":0.0003,"vega":2.8258,"theta":-0.2848,"rho":0.4482,"theo":5.6647,"change":0.4,"open":6.1,"high":7.4,"low":6.07,"tick":"no_change","last_trade_price":6.4,"last_trade_time":"2026-02-18T15:55:55","percent_change":6.66667,"prev_day_close":6.20000004768372},{"option":"SPXW260410P07400000","bid":517.3,"bid_size":3.0,"ask":524.7,"ask_size":3.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9515,"gamma":0.0003,"vega":2.8258,"theta":-0.0621,"rho":-9.8318,"theo":520.6478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.449996948242},{"option":"SPXW260410C07450000","bid":3.8,"bid_size":98.0,"ask":4.2,"ask_size":179.0,"iv":0.1165,"open_interest":410.0,"volume":112.0,"delta":0.0349,"gamma":0.0003,"vega":2.2056,"theta":-0.2175,"rho":0.3216,"theo":3.867,"change":0.42,"open":4.2,"high":4.97,"low":4.2,"tick":"down","last_trade_price":4.57,"last_trade_time":"2026-02-18T14:37:12","percent_change":10.1205,"prev_day_close":4.20000004768372},{"option":"SPXW260410P07450000","bid":564.8,"bid_size":2.0,"ask":572.7,"ask_size":2.0,"iv":0.1168,"open_interest":0.0,"volume":0.0,"delta":-0.9651,"gamma":0.0003,"vega":2.2056,"theta":0.0,"rho":-10.0278,"theo":568.5578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.25},{"option":"SPXW260410C07500000","bid":2.6,"bid_size":109.0,"ask":2.9,"ask_size":160.0,"iv":0.117,"open_interest":129.0,"volume":33.0,"delta":0.0256,"gamma":0.0002,"vega":1.7341,"theta":-0.169,"rho":0.2354,"theo":2.7286,"change":-0.005,"open":2.93,"high":3.46,"low":2.87,"tick":"down","last_trade_price":2.87,"last_trade_time":"2026-02-18T15:38:50","percent_change":-0.173913,"prev_day_close":2.92499995231628},{"option":"SPXW260410P07500000","bid":613.3,"bid_size":2.0,"ask":621.2,"ask_size":2.0,"iv":0.1177,"open_interest":48.0,"volume":0.0,"delta":-0.9744,"gamma":0.0002,"vega":1.7341,"theta":0.0,"rho":-10.1834,"theo":617.1272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":635.45,"last_trade_time":"2026-02-13T16:01:53","percent_change":0.0,"prev_day_close":596.850006103516},{"option":"SPXW260410C07550000","bid":1.8,"bid_size":210.0,"ask":2.1,"ask_size":177.0,"iv":0.1182,"open_interest":234.0,"volume":39.0,"delta":0.0191,"gamma":0.0001,"vega":1.3774,"theta":-0.1336,"rho":0.1756,"theo":1.986,"change":0.325,"open":2.11,"high":2.4,"low":2.11,"tick":"no_change","last_trade_price":2.4,"last_trade_time":"2026-02-18T11:52:46","percent_change":15.6626,"prev_day_close":2.05000007152557},{"option":"SPXW260410P07550000","bid":662.4,"bid_size":2.0,"ask":669.7,"ask_size":2.0,"iv":0.1182,"open_interest":0.0,"volume":0.0,"delta":-0.9809,"gamma":0.0001,"vega":1.3774,"theta":0.0,"rho":-10.3126,"theo":666.0924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.200012207031},{"option":"SPXW260410C07600000","bid":1.3,"bid_size":48.0,"ask":1.55,"ask_size":193.0,"iv":0.12,"open_interest":53.0,"volume":39.0,"delta":0.0145,"gamma":0.0001,"vega":1.1053,"theta":-0.1072,"rho":0.133,"theo":1.4828,"change":0.205,"open":1.51,"high":1.75,"low":1.5,"tick":"down","last_trade_price":1.73,"last_trade_time":"2026-02-18T11:18:51","percent_change":13.4426,"prev_day_close":1.5},{"option":"SPXW260410P07600000","bid":711.5,"bid_size":2.0,"ask":719.1,"ask_size":2.0,"iv":0.1207,"open_interest":0.0,"volume":0.0,"delta":-0.9855,"gamma":0.0001,"vega":1.1053,"theta":0.0,"rho":-10.4246,"theo":715.297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":694.5},{"option":"SPXW260410C07700000","bid":0.7,"bid_size":74.0,"ask":0.95,"ask_size":213.0,"iv":0.1248,"open_interest":150.0,"volume":49.0,"delta":0.0088,"gamma":0.0001,"vega":0.7335,"theta":-0.072,"rho":0.0805,"theo":0.8835,"change":0.05,"open":0.87,"high":0.99,"low":0.86,"tick":"down","last_trade_price":0.95,"last_trade_time":"2026-02-18T11:18:51","percent_change":5.55555,"prev_day_close":0.849999994039536},{"option":"SPXW260410P07700000","bid":810.3,"bid_size":2.0,"ask":818.4,"ask_size":2.0,"iv":0.1295,"open_interest":0.0,"volume":0.0,"delta":-0.9912,"gamma":0.0001,"vega":0.7335,"theta":0.0,"rho":-10.6159,"theo":814.1133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":793.149993896484},{"option":"SPXW260410C07800000","bid":0.45,"bid_size":35.0,"ask":0.65,"ask_size":233.0,"iv":0.1312,"open_interest":143.0,"volume":126.0,"delta":0.0058,"gamma":0.0,"vega":0.5119,"theta":-0.0515,"rho":0.0524,"theo":0.5766,"change":-0.005,"open":0.6,"high":0.6,"low":0.57,"tick":"down","last_trade_price":0.57,"last_trade_time":"2026-02-18T14:15:59","percent_change":-0.869563,"prev_day_close":0.549999982118607},{"option":"SPXW260410P07800000","bid":909.2,"bid_size":2.0,"ask":917.5,"ask_size":2.0,"iv":0.1348,"open_interest":0.0,"volume":0.0,"delta":-0.9942,"gamma":0.0,"vega":0.5119,"theta":0.0,"rho":-10.7828,"theo":913.2219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":892.400024414062},{"option":"SPXW260410C08000000","bid":0.2,"bid_size":222.0,"ask":0.45,"ask_size":288.0,"iv":0.1464,"open_interest":531.0,"volume":0.0,"delta":0.0031,"gamma":0.0,"vega":0.2971,"theta":-0.0326,"rho":0.028,"theo":0.3223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-17T12:49:02","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260410P08000000","bid":1105.9,"bid_size":1.0,"ask":1117.5,"ask_size":1.0,"iv":0.1551,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.2968,"theta":0.0,"rho":-11.0849,"theo":1111.7984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1092.35003662109},{"option":"SPXW260410C08200000","bid":0.1,"bid_size":42.0,"ask":0.35,"ask_size":141.0,"iv":0.1623,"open_interest":1.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.2027,"theta":-0.0246,"rho":0.0183,"theo":0.2257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.4,"last_trade_time":"2026-02-09T09:30:03","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260410P08200000","bid":1305.0,"bid_size":1.0,"ask":1316.2,"ask_size":1.0,"iv":0.1729,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.2025,"theta":0.0,"rho":-11.3721,"theo":1310.5331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1291.20001220703},{"option":"SPXW260410C08400000","bid":0.05,"bid_size":55.0,"ask":0.3,"ask_size":143.0,"iv":0.1784,"open_interest":27.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.148,"theta":-0.0197,"rho":0.013,"theo":0.1711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-05T11:01:28","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260410P08400000","bid":1503.8,"bid_size":1.0,"ask":1515.0,"ask_size":1.0,"iv":0.1926,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.1478,"theta":0.0,"rho":-11.655,"theo":1509.3096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1489.95001220703},{"option":"SPXW260410C08600000","bid":0.05,"bid_size":46.0,"ask":0.25,"ask_size":143.0,"iv":0.195,"open_interest":0.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.1108,"theta":-0.016,"rho":0.0095,"theo":0.1322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260410P08600000","bid":1702.3,"bid_size":1.0,"ask":1713.9,"ask_size":1.0,"iv":0.216,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.1107,"theta":0.0,"rho":-11.9362,"theo":1708.102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1687.84997558594},{"option":"SPXW260410C08800000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":155.0,"iv":0.2102,"open_interest":0.0,"volume":0.0,"delta":0.0008,"gamma":0.0,"vega":0.084,"theta":-0.013,"rho":0.0071,"theo":0.1029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260410P08800000","bid":1901.5,"bid_size":1.0,"ask":1912.7,"ask_size":1.0,"iv":0.2344,"open_interest":0.0,"volume":0.0,"delta":-0.9992,"gamma":0.0,"vega":0.0839,"theta":0.0,"rho":-12.2162,"theo":1906.9038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1887.70001220703},{"option":"SPXW260410C09000000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":169.0,"iv":0.2276,"open_interest":0.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0642,"theta":-0.0106,"rho":0.0053,"theo":0.0802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260410P09000000","bid":2100.3,"bid_size":1.0,"ask":2111.5,"ask_size":1.0,"iv":0.2518,"open_interest":0.0,"volume":0.0,"delta":-0.9994,"gamma":0.0,"vega":0.0642,"theta":0.0,"rho":-12.4956,"theo":2105.7123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2084.75},{"option":"SPXW260417C01400000","bid":5445.2,"bid_size":1.0,"ask":5456.8,"ask_size":1.0,"iv":1.2875,"open_interest":15.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0211,"theta":0.0,"rho":2.2155,"theo":5450.6295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":5576.19,"last_trade_time":"2026-01-12T15:36:49","percent_change":0.0,"prev_day_close":5469.25},{"option":"SPXW260417P01400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":273.0,"iv":1.1744,"open_interest":366.0,"volume":0.0,"delta":-0.0002,"gamma":0.0,"vega":0.0211,"theta":-0.0209,"rho":-0.0024,"theo":0.1801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-12T10:02:19","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417C01600000","bid":5246.6,"bid_size":1.0,"ask":5258.0,"ask_size":1.0,"iv":1.1869,"open_interest":0.0,"volume":0.0,"delta":0.9998,"gamma":0.0,"vega":0.0263,"theta":0.0,"rho":2.5304,"theo":5251.9897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5270.5},{"option":"SPXW260417P01600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":196.0,"iv":1.0776,"open_interest":266.0,"volume":5.0,"delta":-0.0003,"gamma":0.0,"vega":0.0261,"theta":-0.0239,"rho":-0.003,"theo":0.2101,"change":-0.05,"open":0.1,"high":0.1,"low":0.1,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-02-18T10:15:26","percent_change":-33.3333,"prev_day_close":0.0500000007450581},{"option":"SPXW260417C01800000","bid":5047.9,"bid_size":1.0,"ask":5059.5,"ask_size":1.0,"iv":1.0981,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0325,"theta":0.0,"rho":2.8451,"theo":5053.3548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5154.11,"last_trade_time":"2026-01-07T09:55:40","percent_change":0.0,"prev_day_close":5072.55004882812},{"option":"SPXW260417P01800000","bid":0.05,"bid_size":196.0,"ask":0.25,"ask_size":194.0,"iv":1.0206,"open_interest":161.0,"volume":5.0,"delta":-0.0003,"gamma":0.0,"vega":0.0322,"theta":-0.0275,"rho":-0.0038,"theo":0.2468,"change":-0.025,"open":0.15,"high":0.15,"low":0.15,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-18T15:54:00","percent_change":-14.2857,"prev_day_close":0.150000000372529},{"option":"SPXW260417C02000000","bid":4849.7,"bid_size":1.0,"ask":4860.7,"ask_size":1.0,"iv":1.0729,"open_interest":5.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.0398,"theta":0.0,"rho":3.1596,"theo":4854.7263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4953.8,"last_trade_time":"2026-01-16T12:40:38","percent_change":0.0,"prev_day_close":4874.34985351562},{"option":"SPXW260417P02000000","bid":0.1,"bid_size":195.0,"ask":0.35,"ask_size":261.0,"iv":0.9708,"open_interest":133.0,"volume":2.0,"delta":-0.0004,"gamma":0.0,"vega":0.0395,"theta":-0.0315,"rho":-0.0046,"theo":0.2898,"change":-0.025,"open":0.15,"high":0.2,"low":0.15,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-18T16:06:26","percent_change":-11.1111,"prev_day_close":0.200000006705523},{"option":"SPXW260417C02200000","bid":4650.7,"bid_size":1.0,"ask":4662.1,"ask_size":1.0,"iv":0.9548,"open_interest":1.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.049,"theta":0.0,"rho":3.474,"theo":4656.1067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4727.8,"last_trade_time":"2026-01-07T15:38:41","percent_change":0.0,"prev_day_close":4674.7001953125},{"option":"SPXW260417P02200000","bid":0.2,"bid_size":191.0,"ask":0.4,"ask_size":251.0,"iv":0.9181,"open_interest":191.0,"volume":1.0,"delta":-0.0005,"gamma":0.0,"vega":0.0486,"theta":-0.0363,"rho":-0.0058,"theo":0.3417,"change":-0.075,"open":0.25,"high":0.25,"low":0.25,"tick":"down","last_trade_price":0.25,"last_trade_time":"2026-02-18T14:13:04","percent_change":-23.0769,"prev_day_close":0.25},{"option":"SPXW260417C02400000","bid":4452.1,"bid_size":1.0,"ask":4463.5,"ask_size":1.0,"iv":0.8949,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0606,"theta":0.0,"rho":3.788,"theo":4457.5008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4477.25},{"option":"SPXW260417P02400000","bid":0.25,"bid_size":251.0,"ask":0.5,"ask_size":250.0,"iv":0.8654,"open_interest":161.0,"volume":0.0,"delta":-0.0006,"gamma":0.0,"vega":0.0606,"theta":-0.0424,"rho":-0.0073,"theo":0.4114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.51,"last_trade_time":"2026-02-06T12:52:53","percent_change":0.0,"prev_day_close":0.349999994039536},{"option":"SPXW260417C02600000","bid":4253.5,"bid_size":1.0,"ask":4265.1,"ask_size":1.0,"iv":0.844,"open_interest":22.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.0755,"theta":0.0,"rho":4.1015,"theo":4258.9156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4333.95,"last_trade_time":"2026-01-07T15:44:00","percent_change":0.0,"prev_day_close":4278.05004882812},{"option":"SPXW260417P02600000","bid":0.4,"bid_size":249.0,"ask":0.65,"ask_size":249.0,"iv":0.8249,"open_interest":621.0,"volume":6.0,"delta":-0.0008,"gamma":0.0,"vega":0.0755,"theta":-0.0498,"rho":-0.0092,"theo":0.4983,"change":-0.1,"open":0.5,"high":0.5,"low":0.45,"tick":"down","last_trade_price":0.45,"last_trade_time":"2026-02-18T09:30:14","percent_change":-18.1818,"prev_day_close":0.475000008940697},{"option":"SPXW260417C02800000","bid":4054.9,"bid_size":1.0,"ask":4066.4,"ask_size":1.0,"iv":0.803,"open_interest":0.0,"volume":0.0,"delta":0.999,"gamma":0.0,"vega":0.0954,"theta":0.0,"rho":4.4144,"theo":4060.3614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4079.40002441406},{"option":"SPXW260417P02800000","bid":0.55,"bid_size":247.0,"ask":0.8,"ask_size":247.0,"iv":0.7818,"open_interest":275.0,"volume":2.0,"delta":-0.001,"gamma":0.0,"vega":0.0954,"theta":-0.0595,"rho":-0.0118,"theo":0.6161,"change":-0.1,"open":0.6,"high":0.6,"low":0.6,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-18T09:30:14","percent_change":-14.2857,"prev_day_close":0.625},{"option":"SPXW260417C03000000","bid":3856.5,"bid_size":1.0,"ask":3867.9,"ask_size":1.0,"iv":0.7498,"open_interest":1.0,"volume":1.0,"delta":0.9987,"gamma":0.0,"vega":0.1226,"theta":0.0,"rho":4.7262,"theo":3861.852,"change":53.98,"open":3910.23,"high":3910.23,"low":3910.23,"tick":"up","last_trade_price":3910.23,"last_trade_time":"2026-02-18T11:31:08","percent_change":1.39981,"prev_day_close":3880.90002441406},{"option":"SPXW260417P03000000","bid":0.75,"bid_size":210.0,"ask":1.0,"ask_size":276.0,"iv":0.7421,"open_interest":385.0,"volume":0.0,"delta":-0.0014,"gamma":0.0,"vega":0.1226,"theta":-0.0723,"rho":-0.0154,"theo":0.7787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-17T11:57:12","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260417C03200000","bid":3658.0,"bid_size":1.0,"ask":3669.6,"ask_size":1.0,"iv":0.7087,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.1587,"theta":0.0,"rho":5.0366,"theo":3663.404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3682.15002441406},{"option":"SPXW260417P03200000","bid":1.0,"bid_size":240.0,"ask":1.25,"ask_size":274.0,"iv":0.7043,"open_interest":463.0,"volume":39.0,"delta":-0.0018,"gamma":0.0,"vega":0.1587,"theta":-0.0891,"rho":-0.0204,"theo":1.0027,"change":-0.18,"open":0.92,"high":0.92,"low":0.92,"tick":"no_change","last_trade_price":0.92,"last_trade_time":"2026-02-18T12:27:54","percent_change":-16.3636,"prev_day_close":1.02500000596046},{"option":"SPXW260417C03300000","bid":3558.8,"bid_size":1.0,"ask":3570.4,"ask_size":1.0,"iv":0.6892,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.1813,"theta":0.0,"rho":5.1912,"theo":3564.2085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3583.89990234375},{"option":"SPXW260417P03300000","bid":1.15,"bid_size":208.0,"ask":1.4,"ask_size":284.0,"iv":0.6861,"open_interest":221.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.1813,"theta":-0.0993,"rho":-0.0236,"theo":1.1432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-17T13:59:47","percent_change":0.0,"prev_day_close":1.14999997615814},{"option":"SPXW260417C03400000","bid":3459.6,"bid_size":1.0,"ask":3471.2,"ask_size":1.0,"iv":0.6696,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.2075,"theta":0.0,"rho":5.3452,"theo":3465.0354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3483.84997558594},{"option":"SPXW260417P03400000","bid":1.35,"bid_size":60.0,"ask":1.55,"ask_size":272.0,"iv":0.6686,"open_interest":733.0,"volume":225.0,"delta":-0.0024,"gamma":0.0,"vega":0.2075,"theta":-0.1107,"rho":-0.0274,"theo":1.3061,"change":-0.03,"open":1.28,"high":1.37,"low":1.17,"tick":"up","last_trade_price":1.37,"last_trade_time":"2026-02-18T14:54:14","percent_change":-2.14286,"prev_day_close":1.30000001192093},{"option":"SPXW260417C03500000","bid":3361.1,"bid_size":1.0,"ask":3371.9,"ask_size":1.0,"iv":0.6689,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.237,"theta":0.0,"rho":5.4986,"theo":3365.8871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3385.84997558594},{"option":"SPXW260417P03500000","bid":1.5,"bid_size":60.0,"ask":1.75,"ask_size":266.0,"iv":0.6506,"open_interest":627.0,"volume":31.0,"delta":-0.0028,"gamma":0.0,"vega":0.237,"theta":-0.1234,"rho":-0.0317,"theo":1.4938,"change":-0.3,"open":1.45,"high":1.45,"low":1.3,"tick":"down","last_trade_price":1.3,"last_trade_time":"2026-02-18T11:04:43","percent_change":-18.75,"prev_day_close":1.44999998807907},{"option":"SPXW260417C03600000","bid":3261.3,"bid_size":1.0,"ask":3272.9,"ask_size":1.0,"iv":0.6337,"open_interest":0.0,"volume":0.0,"delta":0.9968,"gamma":0.0,"vega":0.2702,"theta":0.0,"rho":5.6513,"theo":3266.7658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3287.04992675781},{"option":"SPXW260417P03600000","bid":1.7,"bid_size":131.0,"ask":1.95,"ask_size":311.0,"iv":0.6331,"open_interest":1200.0,"volume":174.0,"delta":-0.0032,"gamma":0.0,"vega":0.2702,"theta":-0.1376,"rho":-0.0366,"theo":1.7085,"change":-0.245,"open":1.62,"high":1.62,"low":1.45,"tick":"up","last_trade_price":1.53,"last_trade_time":"2026-02-18T11:59:31","percent_change":-13.8028,"prev_day_close":1.64999997615814},{"option":"SPXW260417C03700000","bid":3162.5,"bid_size":2.0,"ask":3173.8,"ask_size":1.0,"iv":0.6217,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.3084,"theta":0.0,"rho":5.8033,"theo":3167.6733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3189.25},{"option":"SPXW260417P03700000","bid":1.95,"bid_size":60.0,"ask":2.15,"ask_size":166.0,"iv":0.616,"open_interest":142.0,"volume":0.0,"delta":-0.0038,"gamma":0.0,"vega":0.3084,"theta":-0.1531,"rho":-0.0424,"theo":1.952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.76,"last_trade_time":"2026-02-17T10:00:08","percent_change":0.0,"prev_day_close":1.85000002384186},{"option":"SPXW260417C03800000","bid":3063.5,"bid_size":2.0,"ask":3074.7,"ask_size":1.0,"iv":0.6052,"open_interest":0.0,"volume":0.0,"delta":0.9957,"gamma":0.0,"vega":0.3517,"theta":0.0,"rho":5.9544,"theo":3068.6124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3090.0},{"option":"SPXW260417P03800000","bid":2.2,"bid_size":110.0,"ask":2.4,"ask_size":160.0,"iv":0.5991,"open_interest":1121.0,"volume":33.0,"delta":-0.0043,"gamma":0.0,"vega":0.3517,"theta":-0.17,"rho":-0.049,"theo":2.2271,"change":-0.09,"open":2.09,"high":2.17,"low":2.09,"tick":"down","last_trade_price":2.16,"last_trade_time":"2026-02-18T15:00:25","percent_change":-4.0,"prev_day_close":2.10000002384186},{"option":"SPXW260417C03900000","bid":2964.8,"bid_size":2.0,"ask":2975.5,"ask_size":1.0,"iv":0.5953,"open_interest":0.0,"volume":0.0,"delta":0.995,"gamma":0.0,"vega":0.3994,"theta":0.0,"rho":6.1046,"theo":2969.5856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2990.90002441406},{"option":"SPXW260417P03900000","bid":2.5,"bid_size":60.0,"ask":2.7,"ask_size":216.0,"iv":0.5831,"open_interest":159.0,"volume":45.0,"delta":-0.005,"gamma":0.0,"vega":0.3994,"theta":-0.1884,"rho":-0.0566,"theo":2.5364,"change":0.0,"open":2.17,"high":2.5,"low":2.12,"tick":"no_change","last_trade_price":2.5,"last_trade_time":"2026-02-18T14:57:47","percent_change":0.0,"prev_day_close":2.35000002384186},{"option":"SPXW260417C04000000","bid":2866.1,"bid_size":2.0,"ask":2876.6,"ask_size":1.0,"iv":0.5781,"open_interest":0.0,"volume":0.0,"delta":0.9943,"gamma":0.0,"vega":0.4522,"theta":0.0,"rho":6.2539,"theo":2870.5943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2891.45007324219},{"option":"SPXW260417P04000000","bid":2.8,"bid_size":109.0,"ask":3.0,"ask_size":142.0,"iv":0.5664,"open_interest":1444.0,"volume":351.0,"delta":-0.0058,"gamma":0.0,"vega":0.4522,"theta":-0.2081,"rho":-0.065,"theo":2.881,"change":-0.28,"open":2.6,"high":2.61,"low":2.33,"tick":"down","last_trade_price":2.52,"last_trade_time":"2026-02-18T15:53:21","percent_change":-10.0,"prev_day_close":2.64999997615814},{"option":"SPXW260417C04100000","bid":2767.2,"bid_size":2.0,"ask":2777.6,"ask_size":1.0,"iv":0.5615,"open_interest":0.0,"volume":0.0,"delta":0.9934,"gamma":0.0,"vega":0.5117,"theta":0.0,"rho":6.402,"theo":2771.6402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2792.29992675781},{"option":"SPXW260417P04100000","bid":3.1,"bid_size":116.0,"ask":3.4,"ask_size":237.0,"iv":0.5504,"open_interest":212.0,"volume":89.0,"delta":-0.0066,"gamma":0.0,"vega":0.5117,"theta":-0.2292,"rho":-0.0746,"theo":3.2629,"change":-0.25,"open":3.1,"high":3.14,"low":2.72,"tick":"down","last_trade_price":2.9,"last_trade_time":"2026-02-18T15:57:15","percent_change":-7.93651,"prev_day_close":2.97499990463257},{"option":"SPXW260417C04200000","bid":2667.2,"bid_size":2.0,"ask":2678.3,"ask_size":2.0,"iv":0.5358,"open_interest":0.0,"volume":0.0,"delta":0.9925,"gamma":0.0,"vega":0.5778,"theta":0.0,"rho":6.5488,"theo":2672.7263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2693.19995117188},{"option":"SPXW260417P04200000","bid":3.5,"bid_size":105.0,"ask":3.8,"ask_size":205.0,"iv":0.5347,"open_interest":546.0,"volume":80.0,"delta":-0.0076,"gamma":0.0,"vega":0.5778,"theta":-0.2516,"rho":-0.0856,"theo":3.6851,"change":-0.45,"open":3.3,"high":3.3,"low":3.1,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-18T10:01:05","percent_change":-12.6761,"prev_day_close":3.30000007152557},{"option":"SPXW260417C04300000","bid":2569.1,"bid_size":2.0,"ask":2579.6,"ask_size":1.0,"iv":0.5277,"open_interest":0.0,"volume":0.0,"delta":0.9914,"gamma":0.0,"vega":0.6498,"theta":0.0,"rho":6.6942,"theo":2573.8554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2594.45007324219},{"option":"SPXW260417P04300000","bid":4.0,"bid_size":58.0,"ask":4.2,"ask_size":141.0,"iv":0.5192,"open_interest":501.0,"volume":5.0,"delta":-0.0086,"gamma":0.0,"vega":0.6498,"theta":-0.2753,"rho":-0.0978,"theo":4.1502,"change":-0.04,"open":3.91,"high":3.91,"low":3.91,"tick":"down","last_trade_price":3.91,"last_trade_time":"2026-02-18T14:54:14","percent_change":-1.01266,"prev_day_close":3.69999992847443},{"option":"SPXW260417C04400000","bid":2470.6,"bid_size":2.0,"ask":2480.9,"ask_size":1.0,"iv":0.512,"open_interest":0.0,"volume":0.0,"delta":0.9902,"gamma":0.0,"vega":0.7287,"theta":0.0,"rho":6.8384,"theo":2475.0292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2470.72,"last_trade_time":"2025-12-16T09:59:24","percent_change":0.0,"prev_day_close":2495.55004882812},{"option":"SPXW260417P04400000","bid":4.5,"bid_size":57.0,"ask":4.8,"ask_size":229.0,"iv":0.5046,"open_interest":658.0,"volume":99.0,"delta":-0.0098,"gamma":0.0,"vega":0.7287,"theta":-0.3003,"rho":-0.1114,"theo":4.66,"change":-0.52,"open":3.66,"high":4.34,"low":3.66,"tick":"down","last_trade_price":3.93,"last_trade_time":"2026-02-18T15:50:49","percent_change":-11.6854,"prev_day_close":4.15000009536743},{"option":"SPXW260417C04500000","bid":2371.8,"bid_size":2.0,"ask":2381.5,"ask_size":2.0,"iv":0.4944,"open_interest":1.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":0.8168,"theta":0.0,"rho":6.9808,"theo":2376.2509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2461.21,"last_trade_time":"2026-01-08T15:28:42","percent_change":0.0,"prev_day_close":2396.5},{"option":"SPXW260417P04500000","bid":5.0,"bid_size":76.0,"ask":5.3,"ask_size":192.0,"iv":0.4886,"open_interest":410.0,"volume":140.0,"delta":-0.0112,"gamma":0.0,"vega":0.8168,"theta":-0.3265,"rho":-0.1268,"theo":5.2177,"change":-0.29,"open":4.16,"high":4.96,"low":4.16,"tick":"up","last_trade_price":4.66,"last_trade_time":"2026-02-18T15:50:49","percent_change":-5.85859,"prev_day_close":4.65000009536743},{"option":"SPXW260417C04600000","bid":2272.4,"bid_size":3.0,"ask":2282.7,"ask_size":3.0,"iv":0.4744,"open_interest":0.0,"volume":0.0,"delta":0.9873,"gamma":0.0,"vega":0.9142,"theta":0.0,"rho":7.121,"theo":2277.5263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2297.70007324219},{"option":"SPXW260417P04600000","bid":5.6,"bid_size":75.0,"ask":5.9,"ask_size":187.0,"iv":0.4732,"open_interest":255.0,"volume":18.0,"delta":-0.0127,"gamma":0.0,"vega":0.9142,"theta":-0.3539,"rho":-0.1443,"theo":5.8291,"change":-0.5,"open":5.1,"high":5.25,"low":4.71,"tick":"up","last_trade_price":5.1,"last_trade_time":"2026-02-18T14:14:06","percent_change":-8.92857,"prev_day_close":5.20000004768372},{"option":"SPXW260417C04650000","bid":2223.1,"bid_size":3.0,"ask":2233.3,"ask_size":3.0,"iv":0.4666,"open_interest":0.0,"volume":0.0,"delta":0.9864,"gamma":0.0,"vega":0.966,"theta":0.0,"rho":7.1903,"theo":2228.1862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2248.55004882812},{"option":"SPXW260417P04650000","bid":6.0,"bid_size":56.0,"ask":6.2,"ask_size":129.0,"iv":0.4658,"open_interest":128.0,"volume":56.0,"delta":-0.0136,"gamma":0.0,"vega":0.966,"theta":-0.3682,"rho":-0.1538,"theo":6.157,"change":-0.2,"open":5.51,"high":5.7,"low":4.9,"tick":"no_change","last_trade_price":5.7,"last_trade_time":"2026-02-18T15:04:28","percent_change":-3.38983,"prev_day_close":5.5},{"option":"SPXW260417C04700000","bid":2174.1,"bid_size":3.0,"ask":2183.9,"ask_size":3.0,"iv":0.4602,"open_interest":0.0,"volume":0.0,"delta":0.9856,"gamma":0.0,"vega":1.02,"theta":0.0,"rho":7.2592,"theo":2178.8619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2199.59997558594},{"option":"SPXW260417P04700000","bid":6.3,"bid_size":55.0,"ask":6.6,"ask_size":204.0,"iv":0.4582,"open_interest":157.0,"volume":6.0,"delta":-0.0145,"gamma":0.0,"vega":1.02,"theta":-0.3828,"rho":-0.1638,"theo":6.5007,"change":-0.15,"open":5.29,"high":6.1,"low":5.29,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-18T15:06:16","percent_change":-2.4,"prev_day_close":5.79999995231628},{"option":"SPXW260417C04750000","bid":2125.4,"bid_size":3.0,"ask":2135.3,"ask_size":3.0,"iv":0.4572,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":1.0766,"theta":0.0,"rho":7.3275,"theo":2129.5544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2149.90002441406},{"option":"SPXW260417P04750000","bid":6.7,"bid_size":55.0,"ask":6.9,"ask_size":125.0,"iv":0.4505,"open_interest":169.0,"volume":1.0,"delta":-0.0154,"gamma":0.0,"vega":1.0766,"theta":-0.3977,"rho":-0.1744,"theo":6.8612,"change":-0.4,"open":6.2,"high":6.2,"low":6.2,"tick":"up","last_trade_price":6.2,"last_trade_time":"2026-02-18T16:03:05","percent_change":-6.0606,"prev_day_close":6.14999985694885},{"option":"SPXW260417C04800000","bid":2075.3,"bid_size":3.0,"ask":2085.9,"ask_size":3.0,"iv":0.4465,"open_interest":2.0,"volume":0.0,"delta":0.9836,"gamma":0.0,"vega":1.1366,"theta":0.0,"rho":7.3951,"theo":2080.2648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2167.66,"last_trade_time":"2026-01-07T15:35:42","percent_change":0.0,"prev_day_close":2101.15002441406},{"option":"SPXW260417P04800000","bid":7.1,"bid_size":54.0,"ask":7.3,"ask_size":122.0,"iv":0.4431,"open_interest":222.0,"volume":30.0,"delta":-0.0164,"gamma":0.0,"vega":1.1366,"theta":-0.4131,"rho":-0.1856,"theo":7.2396,"change":-1.0,"open":6.67,"high":6.67,"low":6.0,"tick":"down","last_trade_price":6.0,"last_trade_time":"2026-02-18T11:36:15","percent_change":-14.2857,"prev_day_close":6.5},{"option":"SPXW260417C04850000","bid":2026.0,"bid_size":3.0,"ask":2035.9,"ask_size":3.0,"iv":0.4354,"open_interest":0.0,"volume":0.0,"delta":0.9825,"gamma":0.0,"vega":1.2004,"theta":0.0,"rho":7.462,"theo":2030.9947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2050.50006103516},{"option":"SPXW260417P04850000","bid":7.5,"bid_size":54.0,"ask":7.7,"ask_size":121.0,"iv":0.4355,"open_interest":113.0,"volume":0.0,"delta":-0.0175,"gamma":0.0,"vega":1.2004,"theta":-0.4288,"rho":-0.1976,"theo":7.6375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":7.7,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":6.90000009536743},{"option":"SPXW260417C04900000","bid":1976.8,"bid_size":3.0,"ask":1986.6,"ask_size":3.0,"iv":0.4278,"open_interest":0.0,"volume":0.0,"delta":0.9814,"gamma":0.0,"vega":1.2681,"theta":0.0,"rho":7.5279,"theo":1981.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2002.54998779297},{"option":"SPXW260417P04900000","bid":7.9,"bid_size":53.0,"ask":8.2,"ask_size":200.0,"iv":0.4281,"open_interest":75.0,"volume":22.0,"delta":-0.0186,"gamma":0.0,"vega":1.2681,"theta":-0.445,"rho":-0.2106,"theo":8.0572,"change":-0.3,"open":7.33,"high":7.6,"low":7.2,"tick":"up","last_trade_price":7.5,"last_trade_time":"2026-02-18T15:59:50","percent_change":-3.84615,"prev_day_close":7.29999995231628},{"option":"SPXW260417C04950000","bid":1927.7,"bid_size":3.0,"ask":1937.3,"ask_size":3.0,"iv":0.4204,"open_interest":0.0,"volume":0.0,"delta":0.9802,"gamma":0.0,"vega":1.3395,"theta":0.0,"rho":7.5928,"theo":1932.5223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1952.90002441406},{"option":"SPXW260417P04950000","bid":8.3,"bid_size":53.0,"ask":8.6,"ask_size":137.0,"iv":0.4202,"open_interest":306.0,"volume":17.0,"delta":-0.0199,"gamma":0.0,"vega":1.3395,"theta":-0.4617,"rho":-0.2246,"theo":8.5011,"change":-1.14,"open":7.2,"high":7.2,"low":7.11,"tick":"down","last_trade_price":7.11,"last_trade_time":"2026-02-18T11:50:06","percent_change":-13.8182,"prev_day_close":7.70000004768372},{"option":"SPXW260417C05000000","bid":1878.5,"bid_size":3.0,"ask":1888.1,"ask_size":3.0,"iv":0.4128,"open_interest":5.0,"volume":0.0,"delta":0.9788,"gamma":0.0,"vega":1.4146,"theta":0.0,"rho":7.6567,"theo":1883.3252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1894.31,"last_trade_time":"2026-02-12T11:27:06","percent_change":0.0,"prev_day_close":1903.59997558594},{"option":"SPXW260417P05000000","bid":8.8,"bid_size":52.0,"ask":9.1,"ask_size":135.0,"iv":0.4128,"open_interest":271.0,"volume":12.0,"delta":-0.0212,"gamma":0.0,"vega":1.4146,"theta":-0.4789,"rho":-0.2395,"theo":8.9721,"change":-0.05,"open":7.6,"high":8.65,"low":7.2,"tick":"no_change","last_trade_price":8.65,"last_trade_time":"2026-02-18T14:57:47","percent_change":-0.574716,"prev_day_close":8.2000002861023},{"option":"SPXW260417C05050000","bid":1829.9,"bid_size":3.0,"ask":1839.6,"ask_size":3.0,"iv":0.4095,"open_interest":0.0,"volume":0.0,"delta":0.9774,"gamma":0.0,"vega":1.4932,"theta":0.0,"rho":7.7196,"theo":1834.158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1853.5},{"option":"SPXW260417P05050000","bid":9.3,"bid_size":51.0,"ask":9.6,"ask_size":113.0,"iv":0.4052,"open_interest":364.0,"volume":70.0,"delta":-0.0226,"gamma":0.0,"vega":1.4932,"theta":-0.4968,"rho":-0.2554,"theo":9.4728,"change":-1.51,"open":8.7,"high":8.7,"low":7.74,"tick":"no_change","last_trade_price":7.74,"last_trade_time":"2026-02-18T12:08:43","percent_change":-16.3243,"prev_day_close":8.59999990463257},{"option":"SPXW260417C05100000","bid":1780.3,"bid_size":3.0,"ask":1789.7,"ask_size":3.0,"iv":0.3977,"open_interest":0.0,"volume":0.0,"delta":0.9759,"gamma":0.0,"vega":1.5763,"theta":0.0,"rho":7.7815,"theo":1785.0235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1805.44995117188},{"option":"SPXW260417P05100000","bid":9.8,"bid_size":67.0,"ask":10.1,"ask_size":96.0,"iv":0.3975,"open_interest":97.0,"volume":20.0,"delta":-0.0241,"gamma":0.0,"vega":1.5763,"theta":-0.5154,"rho":-0.2724,"theo":10.0063,"change":-1.49,"open":8.86,"high":8.86,"low":8.26,"tick":"down","last_trade_price":8.26,"last_trade_time":"2026-02-18T10:22:09","percent_change":-15.2821,"prev_day_close":9.09999990463257},{"option":"SPXW260417C05150000","bid":1731.3,"bid_size":3.0,"ask":1740.5,"ask_size":3.0,"iv":0.3902,"open_interest":0.0,"volume":0.0,"delta":0.9743,"gamma":0.0001,"vega":1.6651,"theta":0.0,"rho":7.8422,"theo":1735.9256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1756.34997558594},{"option":"SPXW260417P05150000","bid":10.4,"bid_size":49.0,"ask":10.7,"ask_size":109.0,"iv":0.3902,"open_interest":200.0,"volume":100.0,"delta":-0.0258,"gamma":0.0001,"vega":1.6651,"theta":-0.5346,"rho":-0.2906,"theo":10.5764,"change":-0.55,"open":9.8,"high":9.8,"low":9.8,"tick":"no_change","last_trade_price":9.8,"last_trade_time":"2026-02-18T09:48:03","percent_change":-5.31401,"prev_day_close":9.7000002861023},{"option":"SPXW260417C05200000","bid":1682.3,"bid_size":3.0,"ask":1691.4,"ask_size":3.0,"iv":0.3829,"open_interest":1.0,"volume":0.0,"delta":0.9725,"gamma":0.0001,"vega":1.7606,"theta":0.0,"rho":7.9013,"theo":1686.8689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1769.13,"last_trade_time":"2026-01-14T15:07:32","percent_change":0.0,"prev_day_close":1706.5},{"option":"SPXW260417P05200000","bid":11.0,"bid_size":102.0,"ask":11.3,"ask_size":107.0,"iv":0.3828,"open_interest":1821.0,"volume":20.0,"delta":-0.0275,"gamma":0.0001,"vega":1.7606,"theta":-0.5548,"rho":-0.3104,"theo":11.1877,"change":-1.56,"open":10.5,"high":10.5,"low":9.39,"tick":"down","last_trade_price":9.39,"last_trade_time":"2026-02-18T11:36:44","percent_change":-14.2466,"prev_day_close":10.25},{"option":"SPXW260417C05225000","bid":1657.8,"bid_size":3.0,"ask":1666.9,"ask_size":3.0,"iv":0.3792,"open_interest":15.0,"volume":0.0,"delta":0.9716,"gamma":0.0001,"vega":1.8111,"theta":0.0,"rho":7.9301,"theo":1662.3578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1634.5,"last_trade_time":"2026-02-13T10:00:46","percent_change":0.0,"prev_day_close":1682.55004882812},{"option":"SPXW260417P05225000","bid":11.3,"bid_size":63.0,"ask":11.6,"ask_size":96.0,"iv":0.3789,"open_interest":54.0,"volume":0.0,"delta":-0.0284,"gamma":0.0001,"vega":1.8111,"theta":-0.5652,"rho":-0.321,"theo":11.5106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.0,"last_trade_time":"2026-02-17T10:05:49","percent_change":0.0,"prev_day_close":10.5499997138977},{"option":"SPXW260417C05250000","bid":1633.3,"bid_size":3.0,"ask":1642.4,"ask_size":3.0,"iv":0.3756,"open_interest":0.0,"volume":0.0,"delta":0.9706,"gamma":0.0001,"vega":1.8633,"theta":0.0,"rho":7.9584,"theo":1637.8593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1658.40002441406},{"option":"SPXW260417P05250000","bid":11.7,"bid_size":46.0,"ask":12.0,"ask_size":152.0,"iv":0.3756,"open_interest":126.0,"volume":25.0,"delta":-0.0294,"gamma":0.0001,"vega":1.8633,"theta":-0.5758,"rho":-0.3321,"theo":11.8461,"change":-0.6,"open":10.93,"high":11.05,"low":10.93,"tick":"no_change","last_trade_price":11.05,"last_trade_time":"2026-02-18T09:44:43","percent_change":-5.15022,"prev_day_close":10.8499999046326},{"option":"SPXW260417C05275000","bid":1608.8,"bid_size":3.0,"ask":1618.0,"ask_size":3.0,"iv":0.3721,"open_interest":0.0,"volume":0.0,"delta":0.9696,"gamma":0.0001,"vega":1.9173,"theta":0.0,"rho":7.9862,"theo":1613.3742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1633.79998779297},{"option":"SPXW260417P05275000","bid":12.0,"bid_size":62.0,"ask":12.4,"ask_size":152.0,"iv":0.372,"open_interest":42.0,"volume":16.0,"delta":-0.0304,"gamma":0.0001,"vega":1.9173,"theta":-0.5868,"rho":-0.3437,"theo":12.1951,"change":-1.85,"open":11.26,"high":11.26,"low":10.1,"tick":"no_change","last_trade_price":10.1,"last_trade_time":"2026-02-18T10:51:12","percent_change":-15.4812,"prev_day_close":11.1500000953674},{"option":"SPXW260417C05300000","bid":1584.4,"bid_size":3.0,"ask":1593.4,"ask_size":3.0,"iv":0.3683,"open_interest":0.0,"volume":0.0,"delta":0.9685,"gamma":0.0001,"vega":1.9729,"theta":0.0,"rho":8.0135,"theo":1588.9036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1608.25},{"option":"SPXW260417P05300000","bid":12.4,"bid_size":45.0,"ask":12.7,"ask_size":104.0,"iv":0.3683,"open_interest":11036.0,"volume":1.0,"delta":-0.0315,"gamma":0.0001,"vega":1.9729,"theta":-0.598,"rho":-0.3558,"theo":12.5584,"change":-1.75,"open":10.6,"high":10.6,"low":10.6,"tick":"down","last_trade_price":10.6,"last_trade_time":"2026-02-18T13:27:04","percent_change":-14.17,"prev_day_close":11.5},{"option":"SPXW260417C05325000","bid":1560.1,"bid_size":3.0,"ask":1568.9,"ask_size":3.0,"iv":0.3649,"open_interest":0.0,"volume":0.0,"delta":0.9674,"gamma":0.0001,"vega":2.0302,"theta":-0.0203,"rho":8.0403,"theo":1564.4482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1584.65002441406},{"option":"SPXW260417P05325000","bid":12.7,"bid_size":78.0,"ask":13.1,"ask_size":148.0,"iv":0.3645,"open_interest":11.0,"volume":0.0,"delta":-0.0326,"gamma":0.0001,"vega":2.0302,"theta":-0.6094,"rho":-0.3685,"theo":12.9371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.0,"last_trade_time":"2026-02-02T15:59:50","percent_change":0.0,"prev_day_close":11.8499999046326},{"option":"SPXW260417C05350000","bid":1535.7,"bid_size":3.0,"ask":1544.5,"ask_size":3.0,"iv":0.3615,"open_interest":0.0,"volume":0.0,"delta":0.9662,"gamma":0.0001,"vega":2.089,"theta":-0.0415,"rho":8.0666,"theo":1540.0091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1560.10003662109},{"option":"SPXW260417P05350000","bid":13.1,"bid_size":127.0,"ask":13.5,"ask_size":146.0,"iv":0.3609,"open_interest":9033.0,"volume":100.0,"delta":-0.0338,"gamma":0.0001,"vega":2.089,"theta":-0.6212,"rho":-0.3817,"theo":13.3319,"change":-0.7,"open":12.4,"high":12.4,"low":12.4,"tick":"no_change","last_trade_price":12.4,"last_trade_time":"2026-02-18T09:48:03","percent_change":-5.34351,"prev_day_close":12.25},{"option":"SPXW260417C05375000","bid":1511.3,"bid_size":3.0,"ask":1520.0,"ask_size":3.0,"iv":0.3578,"open_interest":0.0,"volume":0.0,"delta":0.965,"gamma":0.0001,"vega":2.1497,"theta":-0.0631,"rho":8.0923,"theo":1515.5871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1535.75},{"option":"SPXW260417P05375000","bid":13.5,"bid_size":85.0,"ask":14.0,"ask_size":144.0,"iv":0.3575,"open_interest":199.0,"volume":0.0,"delta":-0.035,"gamma":0.0001,"vega":2.1497,"theta":-0.6334,"rho":-0.3953,"theo":13.744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":16.13,"last_trade_time":"2026-02-12T15:50:07","percent_change":0.0,"prev_day_close":12.5999999046326},{"option":"SPXW260417C05400000","bid":1486.9,"bid_size":3.0,"ask":1495.6,"ask_size":3.0,"iv":0.3542,"open_interest":350.0,"volume":0.0,"delta":0.9638,"gamma":0.0001,"vega":2.2124,"theta":-0.085,"rho":8.1176,"theo":1491.1832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1511.20001220703},{"option":"SPXW260417P05400000","bid":14.0,"bid_size":102.0,"ask":14.4,"ask_size":160.0,"iv":0.354,"open_interest":16372.0,"volume":0.0,"delta":-0.0363,"gamma":0.0001,"vega":2.2124,"theta":-0.6458,"rho":-0.4095,"theo":14.1741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.94,"last_trade_time":"2026-02-17T12:05:15","percent_change":0.0,"prev_day_close":12.9500002861023},{"option":"SPXW260417C05425000","bid":1462.4,"bid_size":3.0,"ask":1471.2,"ask_size":3.0,"iv":0.3504,"open_interest":0.0,"volume":0.0,"delta":0.9624,"gamma":0.0001,"vega":2.2774,"theta":-0.1072,"rho":8.1422,"theo":1466.7985,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1486.0},{"option":"SPXW260417P05425000","bid":14.4,"bid_size":114.0,"ask":14.8,"ask_size":99.0,"iv":0.3503,"open_interest":5003.0,"volume":0.0,"delta":-0.0376,"gamma":0.0001,"vega":2.2774,"theta":-0.6586,"rho":-0.4243,"theo":14.6234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.0,"last_trade_time":"2026-02-04T12:02:29","percent_change":0.0,"prev_day_close":13.4000000953674},{"option":"SPXW260417C05450000","bid":1438.2,"bid_size":3.0,"ask":1446.8,"ask_size":3.0,"iv":0.3471,"open_interest":0.0,"volume":0.0,"delta":0.9611,"gamma":0.0001,"vega":2.3451,"theta":-0.1298,"rho":8.1662,"theo":1442.4341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1462.59997558594},{"option":"SPXW260417P05450000","bid":14.9,"bid_size":91.0,"ask":15.3,"ask_size":137.0,"iv":0.3469,"open_interest":11026.0,"volume":2.0,"delta":-0.039,"gamma":0.0001,"vega":2.3451,"theta":-0.6718,"rho":-0.4397,"theo":15.093,"change":-2.12,"open":12.78,"high":12.78,"low":12.78,"tick":"down","last_trade_price":12.78,"last_trade_time":"2026-02-18T10:11:11","percent_change":-14.2282,"prev_day_close":13.8499999046326},{"option":"SPXW260417C05475000","bid":1413.9,"bid_size":3.0,"ask":1422.5,"ask_size":3.0,"iv":0.3438,"open_interest":0.0,"volume":0.0,"delta":0.9596,"gamma":0.0001,"vega":2.4157,"theta":-0.1528,"rho":8.1894,"theo":1418.0914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1437.20001220703},{"option":"SPXW260417P05475000","bid":15.4,"bid_size":71.0,"ask":15.8,"ask_size":134.0,"iv":0.3434,"open_interest":60.0,"volume":0.0,"delta":-0.0404,"gamma":0.0001,"vega":2.4157,"theta":-0.6854,"rho":-0.4559,"theo":15.5842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.0,"last_trade_time":"2026-02-13T09:57:28","percent_change":0.0,"prev_day_close":14.25},{"option":"SPXW260417C05500000","bid":1389.6,"bid_size":3.0,"ask":1398.1,"ask_size":3.0,"iv":0.3402,"open_interest":22.0,"volume":0.0,"delta":0.9581,"gamma":0.0001,"vega":2.4894,"theta":-0.1761,"rho":8.2118,"theo":1393.7717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1414.32,"last_trade_time":"2026-02-06T09:38:16","percent_change":0.0,"prev_day_close":1413.55004882812},{"option":"SPXW260417P05500000","bid":15.9,"bid_size":56.0,"ask":16.3,"ask_size":131.0,"iv":0.3399,"open_interest":1740.0,"volume":11.0,"delta":-0.0419,"gamma":0.0001,"vega":2.4894,"theta":-0.6993,"rho":-0.473,"theo":16.0986,"change":-0.85,"open":14.24,"high":15.0,"low":14.24,"tick":"up","last_trade_price":15.0,"last_trade_time":"2026-02-18T15:59:50","percent_change":-5.36278,"prev_day_close":14.75},{"option":"SPXW260417C05525000","bid":1365.3,"bid_size":3.0,"ask":1373.9,"ask_size":3.0,"iv":0.3369,"open_interest":0.0,"volume":0.0,"delta":0.9565,"gamma":0.0001,"vega":2.5662,"theta":-0.1999,"rho":8.2331,"theo":1369.4768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1389.20001220703},{"option":"SPXW260417P05525000","bid":16.4,"bid_size":73.0,"ask":16.9,"ask_size":127.0,"iv":0.3365,"open_interest":101.0,"volume":1.0,"delta":-0.0435,"gamma":0.0001,"vega":2.5662,"theta":-0.7136,"rho":-0.4911,"theo":16.6377,"change":-1.05,"open":15.35,"high":15.35,"low":15.35,"tick":"down","last_trade_price":15.35,"last_trade_time":"2026-02-18T16:01:09","percent_change":-6.40244,"prev_day_close":15.25},{"option":"SPXW260417C05550000","bid":1341.0,"bid_size":3.0,"ask":1349.6,"ask_size":3.0,"iv":0.3334,"open_interest":0.0,"volume":0.0,"delta":0.9548,"gamma":0.0001,"vega":2.646,"theta":-0.2241,"rho":8.2535,"theo":1345.2084,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1365.0},{"option":"SPXW260417P05550000","bid":17.0,"bid_size":70.0,"ask":17.4,"ask_size":87.0,"iv":0.333,"open_interest":321.0,"volume":1.0,"delta":-0.0452,"gamma":0.0001,"vega":2.646,"theta":-0.7284,"rho":-0.5102,"theo":17.2032,"change":-2.68,"open":14.32,"high":14.32,"low":14.32,"tick":"down","last_trade_price":14.32,"last_trade_time":"2026-02-18T10:27:51","percent_change":-15.7647,"prev_day_close":15.75},{"option":"SPXW260417C05575000","bid":1316.8,"bid_size":3.0,"ask":1325.4,"ask_size":3.0,"iv":0.3301,"open_interest":0.0,"volume":0.0,"delta":0.9531,"gamma":0.0001,"vega":2.7285,"theta":-0.2488,"rho":8.2728,"theo":1320.9682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1340.79998779297},{"option":"SPXW260417P05575000","bid":17.6,"bid_size":69.0,"ask":18.0,"ask_size":85.0,"iv":0.3296,"open_interest":88.0,"volume":2.0,"delta":-0.047,"gamma":0.0001,"vega":2.7285,"theta":-0.7436,"rho":-0.5303,"theo":17.7971,"change":-2.02,"open":15.58,"high":15.58,"low":15.58,"tick":"no_change","last_trade_price":15.58,"last_trade_time":"2026-02-18T13:45:33","percent_change":-11.4773,"prev_day_close":16.3000001907349},{"option":"SPXW260417C05600000","bid":1292.6,"bid_size":3.0,"ask":1301.1,"ask_size":3.0,"iv":0.3266,"open_interest":0.0,"volume":0.0,"delta":0.9512,"gamma":0.0001,"vega":2.8136,"theta":-0.2738,"rho":8.2912,"theo":1296.7581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1316.09997558594},{"option":"SPXW260417P05600000","bid":18.2,"bid_size":83.0,"ask":18.7,"ask_size":105.0,"iv":0.3263,"open_interest":2401.0,"volume":19.0,"delta":-0.0488,"gamma":0.0001,"vega":2.8136,"theta":-0.7593,"rho":-0.5514,"theo":18.4209,"change":-1.25,"open":15.24,"high":17.1,"low":15.24,"tick":"down","last_trade_price":16.95,"last_trade_time":"2026-02-18T16:01:09","percent_change":-6.86813,"prev_day_close":16.8999996185303},{"option":"SPXW260417C05625000","bid":1268.3,"bid_size":3.0,"ask":1277.5,"ask_size":3.0,"iv":0.324,"open_interest":0.0,"volume":0.0,"delta":0.9493,"gamma":0.0001,"vega":2.9012,"theta":-0.2994,"rho":8.3086,"theo":1272.5796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1291.25},{"option":"SPXW260417P05625000","bid":18.9,"bid_size":16.0,"ask":19.3,"ask_size":85.0,"iv":0.3229,"open_interest":59.0,"volume":0.0,"delta":-0.0507,"gamma":0.0001,"vega":2.9012,"theta":-0.7754,"rho":-0.5734,"theo":19.0765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.0,"last_trade_time":"2026-02-02T15:59:30","percent_change":0.0,"prev_day_close":17.4499998092651},{"option":"SPXW260417C05650000","bid":1244.2,"bid_size":3.0,"ask":1252.6,"ask_size":3.0,"iv":0.3194,"open_interest":1.0,"volume":0.0,"delta":0.9473,"gamma":0.0001,"vega":2.9916,"theta":-0.3254,"rho":8.3251,"theo":1248.4346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1342.33,"last_trade_time":"2025-12-12T09:42:31","percent_change":0.0,"prev_day_close":1268.29998779297},{"option":"SPXW260417P05650000","bid":19.6,"bid_size":15.0,"ask":20.0,"ask_size":82.0,"iv":0.3196,"open_interest":263.0,"volume":30.0,"delta":-0.0528,"gamma":0.0001,"vega":2.9916,"theta":-0.792,"rho":-0.5963,"theo":19.7654,"change":-0.45,"open":16.3,"high":19.2,"low":16.3,"tick":"down","last_trade_price":19.1,"last_trade_time":"2026-02-18T15:24:37","percent_change":-2.30179,"prev_day_close":18.0999994277954},{"option":"SPXW260417C05675000","bid":1220.3,"bid_size":3.0,"ask":1229.2,"ask_size":3.0,"iv":0.3176,"open_interest":1.0,"volume":0.0,"delta":0.9451,"gamma":0.0001,"vega":3.0852,"theta":-0.352,"rho":8.3406,"theo":1224.3246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1318.83,"last_trade_time":"2025-12-12T09:42:31","percent_change":0.0,"prev_day_close":1243.69995117188},{"option":"SPXW260417P05675000","bid":20.3,"bid_size":16.0,"ask":20.7,"ask_size":79.0,"iv":0.3164,"open_interest":501.0,"volume":0.0,"delta":-0.0549,"gamma":0.0001,"vega":3.0852,"theta":-0.8091,"rho":-0.6202,"theo":20.4894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.3,"last_trade_time":"2026-02-17T14:23:47","percent_change":0.0,"prev_day_close":18.75},{"option":"SPXW260417C05700000","bid":1196.3,"bid_size":3.0,"ask":1205.1,"ask_size":3.0,"iv":0.3144,"open_interest":1.0,"volume":0.0,"delta":0.9429,"gamma":0.0001,"vega":3.1825,"theta":-0.379,"rho":8.355,"theo":1200.2514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1292.17,"last_trade_time":"2026-01-22T12:33:10","percent_change":0.0,"prev_day_close":1219.75},{"option":"SPXW260417P05700000","bid":21.1,"bid_size":13.0,"ask":21.5,"ask_size":77.0,"iv":0.3131,"open_interest":509.0,"volume":12.0,"delta":-0.0572,"gamma":0.0001,"vega":3.1825,"theta":-0.8267,"rho":-0.6453,"theo":21.2503,"change":-1.9,"open":17.69,"high":19.1,"low":17.48,"tick":"up","last_trade_price":19.1,"last_trade_time":"2026-02-18T13:52:49","percent_change":-9.04762,"prev_day_close":19.4499998092651},{"option":"SPXW260417C05720000","bid":1177.3,"bid_size":3.0,"ask":1185.2,"ask_size":3.0,"iv":0.3111,"open_interest":0.0,"volume":0.0,"delta":0.941,"gamma":0.0001,"vega":3.2635,"theta":-0.4009,"rho":8.3655,"theo":1181.0209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1200.45001220703},{"option":"SPXW260417P05720000","bid":21.7,"bid_size":15.0,"ask":22.1,"ask_size":75.0,"iv":0.3105,"open_interest":49.0,"volume":0.0,"delta":-0.059,"gamma":0.0001,"vega":3.2635,"theta":-0.8411,"rho":-0.6663,"theo":21.887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.3,"last_trade_time":"2026-02-13T11:11:10","percent_change":0.0,"prev_day_close":20.0},{"option":"SPXW260417C05725000","bid":1172.5,"bid_size":3.0,"ask":1180.4,"ask_size":3.0,"iv":0.3104,"open_interest":5.0,"volume":0.0,"delta":0.9405,"gamma":0.0001,"vega":3.2842,"theta":-0.4065,"rho":8.368,"theo":1176.2173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1270.22,"last_trade_time":"2026-01-22T12:52:50","percent_change":0.0,"prev_day_close":1195.54998779297},{"option":"SPXW260417P05725000","bid":21.9,"bid_size":13.0,"ask":22.3,"ask_size":75.0,"iv":0.3098,"open_interest":5535.0,"volume":21.0,"delta":-0.0595,"gamma":0.0001,"vega":3.2842,"theta":-0.8448,"rho":-0.6717,"theo":22.0502,"change":-3.2,"open":18.6,"high":18.6,"low":18.6,"tick":"up","last_trade_price":18.6,"last_trade_time":"2026-02-18T11:55:08","percent_change":-14.6789,"prev_day_close":20.1999998092651},{"option":"SPXW260417C05730000","bid":1167.5,"bid_size":3.0,"ask":1175.8,"ask_size":3.0,"iv":0.3098,"open_interest":0.0,"volume":0.0,"delta":0.94,"gamma":0.0001,"vega":3.3051,"theta":-0.412,"rho":8.3704,"theo":1171.4154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1190.79998779297},{"option":"SPXW260417P05730000","bid":22.0,"bid_size":16.0,"ask":22.5,"ask_size":74.0,"iv":0.3092,"open_interest":102.0,"volume":29.0,"delta":-0.06,"gamma":0.0001,"vega":3.3051,"theta":-0.8484,"rho":-0.6771,"theo":22.215,"change":-3.6,"open":18.3,"high":18.3,"low":18.3,"tick":"down","last_trade_price":18.3,"last_trade_time":"2026-02-18T11:19:17","percent_change":-16.4384,"prev_day_close":20.3000001907349},{"option":"SPXW260417C05740000","bid":1157.9,"bid_size":3.0,"ask":1166.1,"ask_size":3.0,"iv":0.3083,"open_interest":0.0,"volume":0.0,"delta":0.9391,"gamma":0.0001,"vega":3.3475,"theta":-0.4232,"rho":8.3751,"theo":1161.8165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1181.09997558594},{"option":"SPXW260417P05740000","bid":22.4,"bid_size":13.0,"ask":22.8,"ask_size":73.0,"iv":0.3079,"open_interest":54.0,"volume":0.0,"delta":-0.061,"gamma":0.0001,"vega":3.3475,"theta":-0.8558,"rho":-0.6882,"theo":22.5498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":29.35,"last_trade_time":"2026-02-05T14:31:50","percent_change":0.0,"prev_day_close":20.5999994277954},{"option":"SPXW260417C05750000","bid":1148.5,"bid_size":3.0,"ask":1157.0,"ask_size":3.0,"iv":0.3081,"open_interest":2.0,"volume":0.0,"delta":0.938,"gamma":0.0001,"vega":3.3905,"theta":-0.4345,"rho":8.3795,"theo":1152.2246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1238.75,"last_trade_time":"2025-12-29T14:48:22","percent_change":0.0,"prev_day_close":1171.54998779297},{"option":"SPXW260417P05750000","bid":22.7,"bid_size":15.0,"ask":23.1,"ask_size":72.0,"iv":0.3066,"open_interest":459.0,"volume":10.0,"delta":-0.062,"gamma":0.0001,"vega":3.3905,"theta":-0.8633,"rho":-0.6996,"theo":22.8915,"change":-2.2,"open":18.83,"high":20.4,"low":18.83,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-18T15:57:59","percent_change":-9.73451,"prev_day_close":20.9000005722046},{"option":"SPXW260417C05760000","bid":1138.5,"bid_size":3.0,"ask":1146.8,"ask_size":3.0,"iv":0.3052,"open_interest":0.0,"volume":0.0,"delta":0.937,"gamma":0.0001,"vega":3.4343,"theta":-0.4458,"rho":8.3836,"theo":1142.6397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1161.85003662109},{"option":"SPXW260417P05760000","bid":23.1,"bid_size":13.0,"ask":23.5,"ask_size":72.0,"iv":0.3054,"open_interest":91.0,"volume":0.0,"delta":-0.063,"gamma":0.0001,"vega":3.4343,"theta":-0.8709,"rho":-0.7113,"theo":23.2402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.9,"last_trade_time":"2026-02-05T10:28:52","percent_change":0.0,"prev_day_close":21.3000001907349},{"option":"SPXW260417C05770000","bid":1128.9,"bid_size":3.0,"ask":1137.1,"ask_size":3.0,"iv":0.3037,"open_interest":0.0,"volume":0.0,"delta":0.936,"gamma":0.0001,"vega":3.4788,"theta":-0.4572,"rho":8.3875,"theo":1133.062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1151.39996337891},{"option":"SPXW260417P05770000","bid":23.4,"bid_size":15.0,"ask":23.9,"ask_size":71.0,"iv":0.304,"open_interest":23.0,"volume":3.0,"delta":-0.064,"gamma":0.0001,"vega":3.4788,"theta":-0.8785,"rho":-0.7232,"theo":23.5961,"change":-1.6,"open":19.1,"high":21.7,"low":19.1,"tick":"up","last_trade_price":21.7,"last_trade_time":"2026-02-18T16:08:51","percent_change":-6.86695,"prev_day_close":21.5999994277954},{"option":"SPXW260417C05775000","bid":1124.4,"bid_size":3.0,"ask":1132.6,"ask_size":3.0,"iv":0.3039,"open_interest":1.0,"volume":0.0,"delta":0.9354,"gamma":0.0001,"vega":3.5012,"theta":-0.463,"rho":8.3893,"theo":1128.276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1124.22,"last_trade_time":"2026-02-17T13:39:54","percent_change":0.0,"prev_day_close":1147.54998779297},{"option":"SPXW260417P05775000","bid":23.6,"bid_size":14.0,"ask":24.0,"ask_size":70.0,"iv":0.3033,"open_interest":5361.0,"volume":24.0,"delta":-0.0646,"gamma":0.0001,"vega":3.5012,"theta":-0.8824,"rho":-0.7293,"theo":23.7768,"change":-3.8,"open":19.7,"high":19.7,"low":19.7,"tick":"down","last_trade_price":19.7,"last_trade_time":"2026-02-18T11:23:51","percent_change":-16.1702,"prev_day_close":21.75},{"option":"SPXW260417C05780000","bid":1119.4,"bid_size":3.0,"ask":1127.6,"ask_size":3.0,"iv":0.3026,"open_interest":2.0,"volume":2.0,"delta":0.9349,"gamma":0.0001,"vega":3.5238,"theta":-0.4687,"rho":8.391,"theo":1123.4918,"change":24.35,"open":1168.67,"high":1168.67,"low":1142.9,"tick":"down","last_trade_price":1142.9,"last_trade_time":"2026-02-18T16:09:25","percent_change":2.17692,"prev_day_close":1141.89996337891},{"option":"SPXW260417P05780000","bid":23.8,"bid_size":14.0,"ask":24.2,"ask_size":69.0,"iv":0.3027,"open_interest":47.0,"volume":3.0,"delta":-0.0651,"gamma":0.0001,"vega":3.5238,"theta":-0.8862,"rho":-0.7354,"theo":23.9594,"change":-1.65,"open":19.4,"high":22.0,"low":19.4,"tick":"up","last_trade_price":22.0,"last_trade_time":"2026-02-18T16:08:51","percent_change":-6.97674,"prev_day_close":21.9000005722046},{"option":"SPXW260417C05790000","bid":1110.0,"bid_size":3.0,"ask":1118.7,"ask_size":3.0,"iv":0.3026,"open_interest":2.0,"volume":2.0,"delta":0.9338,"gamma":0.0002,"vega":3.5696,"theta":-0.4803,"rho":8.3943,"theo":1113.9291,"change":25.55,"open":1159.34,"high":1159.34,"low":1134.5,"tick":"down","last_trade_price":1134.5,"last_trade_time":"2026-02-18T16:09:25","percent_change":2.30399,"prev_day_close":1132.34997558594},{"option":"SPXW260417P05790000","bid":24.2,"bid_size":13.0,"ask":24.6,"ask_size":69.0,"iv":0.3015,"open_interest":58.0,"volume":0.0,"delta":-0.0662,"gamma":0.0002,"vega":3.5696,"theta":-0.8941,"rho":-0.7479,"theo":24.3304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.6,"last_trade_time":"2026-02-17T09:42:29","percent_change":0.0,"prev_day_close":22.3000001907349},{"option":"SPXW260417C05800000","bid":1100.5,"bid_size":3.0,"ask":1108.6,"ask_size":3.0,"iv":0.3006,"open_interest":2.0,"volume":0.0,"delta":0.9327,"gamma":0.0002,"vega":3.6158,"theta":-0.492,"rho":8.3973,"theo":1104.3743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1191.45,"last_trade_time":"2025-12-29T14:48:22","percent_change":0.0,"prev_day_close":1122.75},{"option":"SPXW260417P05800000","bid":24.5,"bid_size":16.0,"ask":25.0,"ask_size":68.0,"iv":0.3002,"open_interest":198.0,"volume":14.0,"delta":-0.0673,"gamma":0.0002,"vega":3.6158,"theta":-0.9019,"rho":-0.7607,"theo":24.7091,"change":-1.4,"open":20.85,"high":24.02,"low":20.22,"tick":"down","last_trade_price":23.0,"last_trade_time":"2026-02-18T15:35:48","percent_change":-5.73771,"prev_day_close":22.5999994277954},{"option":"SPXW260417C05810000","bid":1090.8,"bid_size":3.0,"ask":1098.9,"ask_size":3.0,"iv":0.2989,"open_interest":275.0,"volume":0.0,"delta":0.9316,"gamma":0.0002,"vega":3.6627,"theta":-0.5037,"rho":8.4,"theo":1094.8274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1113.14996337891},{"option":"SPXW260417P05810000","bid":24.9,"bid_size":15.0,"ask":25.4,"ask_size":67.0,"iv":0.299,"open_interest":162.0,"volume":0.0,"delta":-0.0684,"gamma":0.0002,"vega":3.6627,"theta":-0.9099,"rho":-0.7737,"theo":25.0958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.8,"last_trade_time":"2026-02-13T09:51:33","percent_change":0.0,"prev_day_close":22.9000005722046},{"option":"SPXW260417C05820000","bid":1081.6,"bid_size":3.0,"ask":1090.0,"ask_size":3.0,"iv":0.299,"open_interest":0.0,"volume":0.0,"delta":0.9304,"gamma":0.0002,"vega":3.71,"theta":-0.5155,"rho":8.4025,"theo":1085.2885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1104.30004882812},{"option":"SPXW260417P05820000","bid":25.3,"bid_size":14.0,"ask":25.8,"ask_size":66.0,"iv":0.2977,"open_interest":118.0,"volume":2.0,"delta":-0.0696,"gamma":0.0002,"vega":3.71,"theta":-0.918,"rho":-0.787,"theo":25.4906,"change":-4.45,"open":20.75,"high":20.75,"low":20.75,"tick":"no_change","last_trade_price":20.75,"last_trade_time":"2026-02-18T11:14:57","percent_change":-17.6587,"prev_day_close":23.3000001907349},{"option":"SPXW260417C05825000","bid":1076.5,"bid_size":3.0,"ask":1085.2,"ask_size":3.0,"iv":0.2978,"open_interest":0.0,"volume":0.0,"delta":0.9298,"gamma":0.0002,"vega":3.7338,"theta":-0.5214,"rho":8.4037,"theo":1080.5222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1099.45001220703},{"option":"SPXW260417P05825000","bid":25.5,"bid_size":14.0,"ask":26.0,"ask_size":65.0,"iv":0.2971,"open_interest":211.0,"volume":1.0,"delta":-0.0702,"gamma":0.0002,"vega":3.7338,"theta":-0.922,"rho":-0.7938,"theo":25.6911,"change":-0.4,"open":25.0,"high":25.0,"low":25.0,"tick":"down","last_trade_price":25.0,"last_trade_time":"2026-02-18T15:21:26","percent_change":-1.57481,"prev_day_close":23.5},{"option":"SPXW260417C05830000","bid":1071.9,"bid_size":3.0,"ask":1080.0,"ask_size":3.0,"iv":0.2968,"open_interest":0.0,"volume":0.0,"delta":0.9292,"gamma":0.0002,"vega":3.7578,"theta":-0.5274,"rho":8.4048,"theo":1075.758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1094.70001220703},{"option":"SPXW260417P05830000","bid":25.7,"bid_size":14.0,"ask":26.2,"ask_size":65.0,"iv":0.2964,"open_interest":49.0,"volume":0.0,"delta":-0.0708,"gamma":0.0002,"vega":3.7578,"theta":-0.9261,"rho":-0.8006,"theo":25.8937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.2,"last_trade_time":"2026-02-13T12:11:44","percent_change":0.0,"prev_day_close":23.6999998092651},{"option":"SPXW260417C05840000","bid":1062.3,"bid_size":3.0,"ask":1070.9,"ask_size":3.0,"iv":0.296,"open_interest":0.0,"volume":0.0,"delta":0.928,"gamma":0.0002,"vega":3.8061,"theta":-0.5394,"rho":8.4068,"theo":1066.2359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1085.20001220703},{"option":"SPXW260417P05840000","bid":26.1,"bid_size":14.0,"ask":26.6,"ask_size":64.0,"iv":0.2951,"open_interest":89.0,"volume":4.0,"delta":-0.072,"gamma":0.0002,"vega":3.8061,"theta":-0.9343,"rho":-0.8143,"theo":26.3052,"change":-1.5,"open":25.4,"high":25.57,"low":24.5,"tick":"down","last_trade_price":24.5,"last_trade_time":"2026-02-18T15:35:48","percent_change":-5.76923,"prev_day_close":24.0499992370605},{"option":"SPXW260417C05850000","bid":1052.7,"bid_size":3.0,"ask":1060.7,"ask_size":3.0,"iv":0.2937,"open_interest":0.0,"volume":0.0,"delta":0.9268,"gamma":0.0002,"vega":3.8548,"theta":-0.5514,"rho":8.4085,"theo":1056.7223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1074.84997558594},{"option":"SPXW260417P05850000","bid":26.5,"bid_size":12.0,"ask":27.0,"ask_size":64.0,"iv":0.2938,"open_interest":125.0,"volume":9.0,"delta":-0.0732,"gamma":0.0002,"vega":3.8548,"theta":-0.9426,"rho":-0.8283,"theo":26.7252,"change":-3.0,"open":21.82,"high":23.4,"low":21.82,"tick":"up","last_trade_price":23.4,"last_trade_time":"2026-02-18T14:03:30","percent_change":-11.3636,"prev_day_close":24.4000005722046},{"option":"SPXW260417C05860000","bid":1043.2,"bid_size":3.0,"ask":1051.9,"ask_size":3.0,"iv":0.2934,"open_interest":0.0,"volume":0.0,"delta":0.9256,"gamma":0.0002,"vega":3.9041,"theta":-0.5636,"rho":8.4101,"theo":1047.2175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1066.0},{"option":"SPXW260417P05860000","bid":26.9,"bid_size":40.0,"ask":27.4,"ask_size":62.0,"iv":0.2925,"open_interest":44.0,"volume":2.0,"delta":-0.0745,"gamma":0.0002,"vega":3.9041,"theta":-0.9509,"rho":-0.8426,"theo":27.1539,"change":-4.75,"open":22.05,"high":22.05,"low":22.05,"tick":"no_change","last_trade_price":22.05,"last_trade_time":"2026-02-18T11:14:57","percent_change":-17.7239,"prev_day_close":24.8000001907349},{"option":"SPXW260417C05870000","bid":1033.8,"bid_size":3.0,"ask":1041.7,"ask_size":3.0,"iv":0.2913,"open_interest":0.0,"volume":0.0,"delta":0.9243,"gamma":0.0002,"vega":3.954,"theta":-0.5758,"rho":8.4114,"theo":1037.7215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1055.70001220703},{"option":"SPXW260417P05870000","bid":27.4,"bid_size":12.0,"ask":27.8,"ask_size":61.0,"iv":0.2914,"open_interest":14.0,"volume":0.0,"delta":-0.0758,"gamma":0.0002,"vega":3.954,"theta":-0.9594,"rho":-0.857,"theo":27.5915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.1,"last_trade_time":"2026-02-17T09:42:28","percent_change":0.0,"prev_day_close":25.1999998092651},{"option":"SPXW260417C05875000","bid":1029.0,"bid_size":3.0,"ask":1037.6,"ask_size":3.0,"iv":0.2915,"open_interest":0.0,"volume":0.0,"delta":0.9236,"gamma":0.0002,"vega":3.9792,"theta":-0.5819,"rho":8.412,"theo":1032.9768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1051.85003662109},{"option":"SPXW260417P05875000","bid":27.6,"bid_size":12.0,"ask":28.1,"ask_size":61.0,"iv":0.2907,"open_interest":120.0,"volume":0.0,"delta":-0.0764,"gamma":0.0002,"vega":3.9792,"theta":-0.9636,"rho":-0.8643,"theo":27.8137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.25,"last_trade_time":"2026-02-17T10:39:32","percent_change":0.0,"prev_day_close":25.4000005722046},{"option":"SPXW260417C05880000","bid":1024.2,"bid_size":3.0,"ask":1032.1,"ask_size":3.0,"iv":0.2898,"open_interest":6.0,"volume":0.0,"delta":0.923,"gamma":0.0002,"vega":4.0045,"theta":-0.588,"rho":8.4125,"theo":1028.2344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1046.80004882812},{"option":"SPXW260417P05880000","bid":27.8,"bid_size":12.0,"ask":28.3,"ask_size":61.0,"iv":0.29,"open_interest":7.0,"volume":0.0,"delta":-0.077,"gamma":0.0002,"vega":4.0045,"theta":-0.9679,"rho":-0.8717,"theo":28.0381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":20.6,"last_trade_time":"2026-02-12T09:41:05","percent_change":0.0,"prev_day_close":25.5999994277954},{"option":"SPXW260417C05890000","bid":1015.2,"bid_size":3.0,"ask":1023.0,"ask_size":3.0,"iv":0.2896,"open_interest":0.0,"volume":0.0,"delta":0.9216,"gamma":0.0002,"vega":4.0556,"theta":-0.6004,"rho":8.4133,"theo":1018.7565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.75},{"option":"SPXW260417P05890000","bid":28.2,"bid_size":72.0,"ask":28.7,"ask_size":60.0,"iv":0.2888,"open_interest":11.0,"volume":0.0,"delta":-0.0784,"gamma":0.0002,"vega":4.0556,"theta":-0.9764,"rho":-0.8866,"theo":28.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.9,"last_trade_time":"2026-02-13T09:30:27","percent_change":0.0,"prev_day_close":26.0},{"option":"SPXW260417C05900000","bid":1005.3,"bid_size":3.0,"ask":1013.9,"ask_size":3.0,"iv":0.2883,"open_interest":0.0,"volume":0.0,"delta":0.9203,"gamma":0.0002,"vega":4.1075,"theta":-0.6128,"rho":8.4139,"theo":1009.2879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1027.95001220703},{"option":"SPXW260417P05900000","bid":28.7,"bid_size":12.0,"ask":29.2,"ask_size":59.0,"iv":0.2875,"open_interest":876.0,"volume":10.0,"delta":-0.0797,"gamma":0.0002,"vega":4.1075,"theta":-0.9851,"rho":-0.9018,"theo":28.9588,"change":-1.1,"open":27.5,"high":27.5,"low":27.5,"tick":"down","last_trade_price":27.5,"last_trade_time":"2026-02-18T09:31:09","percent_change":-3.84615,"prev_day_close":26.5},{"option":"SPXW260417C05910000","bid":995.9,"bid_size":3.0,"ask":1004.4,"ask_size":3.0,"iv":0.2871,"open_interest":0.0,"volume":0.0,"delta":0.9189,"gamma":0.0002,"vega":4.1602,"theta":-0.6253,"rho":8.4142,"theo":999.8287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1017.54998779297},{"option":"SPXW260417P05910000","bid":29.2,"bid_size":12.0,"ask":29.7,"ask_size":58.0,"iv":0.2863,"open_interest":22.0,"volume":0.0,"delta":-0.0811,"gamma":0.0002,"vega":4.1602,"theta":-0.9938,"rho":-0.9174,"theo":29.4332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.6,"last_trade_time":"2026-02-12T09:40:56","percent_change":0.0,"prev_day_close":26.9499998092651},{"option":"SPXW260417C05920000","bid":986.4,"bid_size":3.0,"ask":994.9,"ask_size":3.0,"iv":0.2857,"open_interest":0.0,"volume":0.0,"delta":0.9175,"gamma":0.0002,"vega":4.2137,"theta":-0.6379,"rho":8.4141,"theo":990.3792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1008.70001220703},{"option":"SPXW260417P05920000","bid":29.7,"bid_size":12.0,"ask":30.2,"ask_size":52.0,"iv":0.2851,"open_interest":14.0,"volume":0.0,"delta":-0.0825,"gamma":0.0002,"vega":4.2137,"theta":-1.0026,"rho":-0.9332,"theo":29.9173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":21.9,"last_trade_time":"2026-02-12T09:41:05","percent_change":0.0,"prev_day_close":27.3500003814697},{"option":"SPXW260417C05925000","bid":981.7,"bid_size":3.0,"ask":990.2,"ask_size":3.0,"iv":0.2852,"open_interest":4.0,"volume":0.0,"delta":0.9168,"gamma":0.0002,"vega":4.2408,"theta":-0.6442,"rho":8.4139,"theo":985.6581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1071.55,"last_trade_time":"2025-12-30T09:53:35","percent_change":0.0,"prev_day_close":1003.39999389648},{"option":"SPXW260417P05925000","bid":29.9,"bid_size":12.0,"ask":30.5,"ask_size":51.0,"iv":0.2845,"open_interest":204.0,"volume":0.0,"delta":-0.0833,"gamma":0.0002,"vega":4.2408,"theta":-1.007,"rho":-0.9412,"theo":30.163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.6,"last_trade_time":"2026-02-17T13:05:12","percent_change":0.0,"prev_day_close":27.5999994277954},{"option":"SPXW260417C05930000","bid":977.5,"bid_size":3.0,"ask":984.8,"ask_size":3.0,"iv":0.2843,"open_interest":4.0,"volume":0.0,"delta":0.916,"gamma":0.0002,"vega":4.2682,"theta":-0.6505,"rho":8.4137,"theo":980.9395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1066.99,"last_trade_time":"2025-12-30T09:53:35","percent_change":0.0,"prev_day_close":999.5},{"option":"SPXW260417P05930000","bid":30.1,"bid_size":11.0,"ask":30.7,"ask_size":51.0,"iv":0.2838,"open_interest":41.0,"volume":1.0,"delta":-0.084,"gamma":0.0002,"vega":4.2682,"theta":-1.0115,"rho":-0.9494,"theo":30.4112,"change":-4.45,"open":25.5,"high":25.5,"low":25.5,"tick":"down","last_trade_price":25.5,"last_trade_time":"2026-02-18T13:27:20","percent_change":-14.8581,"prev_day_close":27.8000001907349},{"option":"SPXW260417C05940000","bid":968.1,"bid_size":3.0,"ask":975.3,"ask_size":3.0,"iv":0.2831,"open_interest":0.0,"volume":0.0,"delta":0.9146,"gamma":0.0002,"vega":4.3235,"theta":-0.6632,"rho":8.4129,"theo":971.5099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":990.049987792969},{"option":"SPXW260417P05940000","bid":30.6,"bid_size":11.0,"ask":31.2,"ask_size":51.0,"iv":0.2826,"open_interest":24.0,"volume":1.0,"delta":-0.0854,"gamma":0.0002,"vega":4.3235,"theta":-1.0204,"rho":-0.9659,"theo":30.9152,"change":-4.55,"open":25.9,"high":25.9,"low":25.9,"tick":"down","last_trade_price":25.9,"last_trade_time":"2026-02-18T13:27:20","percent_change":-14.9425,"prev_day_close":28.3000001907349},{"option":"SPXW260417C05950000","bid":958.2,"bid_size":3.0,"ask":965.9,"ask_size":3.0,"iv":0.2813,"open_interest":1.0,"volume":0.0,"delta":0.9131,"gamma":0.0002,"vega":4.3798,"theta":-0.676,"rho":8.4117,"theo":962.0906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1099.34,"last_trade_time":"2026-01-15T11:02:16","percent_change":0.0,"prev_day_close":980.549987792969},{"option":"SPXW260417P05950000","bid":31.2,"bid_size":11.0,"ask":31.7,"ask_size":49.0,"iv":0.2814,"open_interest":92.0,"volume":2.0,"delta":-0.087,"gamma":0.0002,"vega":4.3798,"theta":-1.0294,"rho":-0.9829,"theo":31.4295,"change":-1.65,"open":29.3,"high":29.3,"low":29.3,"tick":"no_change","last_trade_price":29.3,"last_trade_time":"2026-02-18T15:35:21","percent_change":-5.33118,"prev_day_close":28.8000001907349},{"option":"SPXW260417C05960000","bid":949.3,"bid_size":3.0,"ask":956.9,"ask_size":3.0,"iv":0.2811,"open_interest":0.0,"volume":0.0,"delta":0.9116,"gamma":0.0002,"vega":4.4369,"theta":-0.6888,"rho":8.4101,"theo":952.6818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":971.149993896484},{"option":"SPXW260417P05960000","bid":31.7,"bid_size":11.0,"ask":32.3,"ask_size":49.0,"iv":0.2802,"open_interest":15.0,"volume":0.0,"delta":-0.0885,"gamma":0.0002,"vega":4.4369,"theta":-1.0384,"rho":-1.0003,"theo":31.9543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.2,"last_trade_time":"2026-02-17T12:59:50","percent_change":0.0,"prev_day_close":29.1999998092651},{"option":"SPXW260417C05970000","bid":939.4,"bid_size":3.0,"ask":947.0,"ask_size":3.0,"iv":0.2787,"open_interest":0.0,"volume":0.0,"delta":0.91,"gamma":0.0002,"vega":4.4949,"theta":-0.7017,"rho":8.4081,"theo":943.2838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":961.399993896484},{"option":"SPXW260417P05970000","bid":32.3,"bid_size":11.0,"ask":32.8,"ask_size":48.0,"iv":0.2791,"open_interest":101.0,"volume":0.0,"delta":-0.09,"gamma":0.0002,"vega":4.4949,"theta":-1.0476,"rho":-1.0181,"theo":32.4899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.6,"last_trade_time":"2026-02-17T09:36:09","percent_change":0.0,"prev_day_close":29.6999998092651},{"option":"SPXW260417C05975000","bid":935.2,"bid_size":3.0,"ask":942.7,"ask_size":3.0,"iv":0.2791,"open_interest":0.0,"volume":0.0,"delta":0.9092,"gamma":0.0002,"vega":4.5242,"theta":-0.7082,"rho":8.4069,"theo":938.5889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":956.850006103516},{"option":"SPXW260417P05975000","bid":32.5,"bid_size":11.0,"ask":33.1,"ask_size":49.0,"iv":0.2784,"open_interest":52.0,"volume":3.0,"delta":-0.0908,"gamma":0.0002,"vega":4.5242,"theta":-1.0521,"rho":-1.0271,"theo":32.7618,"change":-0.55,"open":31.9,"high":31.9,"low":31.7,"tick":"no_change","last_trade_price":31.7,"last_trade_time":"2026-02-18T15:21:09","percent_change":-1.70543,"prev_day_close":30.0},{"option":"SPXW260417C05980000","bid":930.5,"bid_size":3.0,"ask":938.0,"ask_size":3.0,"iv":0.2785,"open_interest":0.0,"volume":0.0,"delta":0.9084,"gamma":0.0002,"vega":4.5536,"theta":-0.7146,"rho":8.4056,"theo":933.8968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.0},{"option":"SPXW260417P05980000","bid":32.7,"bid_size":39.0,"ask":33.3,"ask_size":48.0,"iv":0.2776,"open_interest":50.0,"volume":0.0,"delta":-0.0916,"gamma":0.0002,"vega":4.5536,"theta":-1.0567,"rho":-1.0363,"theo":33.0365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.46,"last_trade_time":"2026-02-17T11:17:30","percent_change":0.0,"prev_day_close":30.1999998092651},{"option":"SPXW260417C05990000","bid":920.6,"bid_size":3.0,"ask":928.3,"ask_size":3.0,"iv":0.2763,"open_interest":11.0,"volume":0.0,"delta":0.9068,"gamma":0.0002,"vega":4.6131,"theta":-0.7276,"rho":8.4027,"theo":924.5212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":908.95,"last_trade_time":"2026-02-13T16:05:06","percent_change":0.0,"prev_day_close":941.850006103516},{"option":"SPXW260417P05990000","bid":33.3,"bid_size":11.0,"ask":33.9,"ask_size":47.0,"iv":0.2765,"open_interest":27.0,"volume":0.0,"delta":-0.0932,"gamma":0.0002,"vega":4.6131,"theta":-1.066,"rho":-1.055,"theo":33.5944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.6,"last_trade_time":"2026-02-17T11:20:56","percent_change":0.0,"prev_day_close":30.6999998092651},{"option":"SPXW260417C06000000","bid":911.6,"bid_size":3.0,"ask":919.3,"ask_size":3.0,"iv":0.2759,"open_interest":104.0,"volume":13.0,"delta":0.9051,"gamma":0.0002,"vega":4.6732,"theta":-0.7407,"rho":8.3994,"theo":915.157,"change":34.04,"open":922.96,"high":959.1,"low":922.96,"tick":"down","last_trade_price":943.44,"last_trade_time":"2026-02-18T14:09:38","percent_change":3.74312,"prev_day_close":932.599975585938},{"option":"SPXW260417P06000000","bid":33.9,"bid_size":11.0,"ask":34.4,"ask_size":46.0,"iv":0.2753,"open_interest":798.0,"volume":35.0,"delta":-0.0949,"gamma":0.0002,"vega":4.6732,"theta":-1.0752,"rho":-1.0741,"theo":34.1639,"change":-0.62,"open":32.57,"high":33.03,"low":28.18,"tick":"up","last_trade_price":33.03,"last_trade_time":"2026-02-18T15:23:57","percent_change":-1.8425,"prev_day_close":31.25},{"option":"SPXW260417C06010000","bid":902.4,"bid_size":3.0,"ask":909.5,"ask_size":3.0,"iv":0.2744,"open_interest":1.0,"volume":0.0,"delta":0.9034,"gamma":0.0002,"vega":4.7338,"theta":-0.7538,"rho":8.3957,"theo":905.8047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1040.57,"last_trade_time":"2026-01-27T10:57:51","percent_change":0.0,"prev_day_close":923.600006103516},{"option":"SPXW260417P06010000","bid":34.4,"bid_size":11.0,"ask":35.0,"ask_size":45.0,"iv":0.274,"open_interest":41.0,"volume":2.0,"delta":-0.0966,"gamma":0.0002,"vega":4.7338,"theta":-1.0846,"rho":-1.0935,"theo":34.7452,"change":-5.2,"open":29.05,"high":29.05,"low":29.05,"tick":"no_change","last_trade_price":29.05,"last_trade_time":"2026-02-18T10:04:18","percent_change":-15.1825,"prev_day_close":31.8000001907349},{"option":"SPXW260417C06020000","bid":892.6,"bid_size":3.0,"ask":900.1,"ask_size":3.0,"iv":0.2726,"open_interest":1.0,"volume":0.0,"delta":0.9017,"gamma":0.0002,"vega":4.7949,"theta":-0.767,"rho":8.3916,"theo":896.4643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1031.75,"last_trade_time":"2026-01-27T10:57:16","percent_change":0.0,"prev_day_close":913.599975585938},{"option":"SPXW260417P06020000","bid":35.0,"bid_size":11.0,"ask":35.6,"ask_size":45.0,"iv":0.2728,"open_interest":50.0,"volume":0.0,"delta":-0.0983,"gamma":0.0002,"vega":4.7949,"theta":-1.094,"rho":-1.1134,"theo":35.3384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":38.2,"last_trade_time":"2026-02-17T13:05:33","percent_change":0.0,"prev_day_close":32.2999992370606},{"option":"SPXW260417C06025000","bid":887.9,"bid_size":3.0,"ask":895.9,"ask_size":3.0,"iv":0.2724,"open_interest":3.0,"volume":0.0,"delta":0.9008,"gamma":0.0002,"vega":4.8256,"theta":-0.7736,"rho":8.3895,"theo":891.7986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1020.27,"last_trade_time":"2026-01-16T09:36:12","percent_change":0.0,"prev_day_close":909.549987792969},{"option":"SPXW260417P06025000","bid":35.3,"bid_size":11.0,"ask":35.9,"ask_size":43.0,"iv":0.2721,"open_interest":186.0,"volume":0.0,"delta":-0.0992,"gamma":0.0002,"vega":4.8256,"theta":-1.0987,"rho":-1.1234,"theo":35.6395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":33.82,"last_trade_time":"2026-02-17T14:57:04","percent_change":0.0,"prev_day_close":32.6000003814697},{"option":"SPXW260417C06030000","bid":883.2,"bid_size":3.0,"ask":891.5,"ask_size":3.0,"iv":0.2721,"open_interest":3.0,"volume":0.0,"delta":0.9,"gamma":0.0002,"vega":4.8564,"theta":-0.7802,"rho":8.3872,"theo":887.136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1015.58,"last_trade_time":"2026-01-16T09:36:12","percent_change":0.0,"prev_day_close":904.850006103516},{"option":"SPXW260417P06030000","bid":35.6,"bid_size":11.0,"ask":36.2,"ask_size":43.0,"iv":0.2715,"open_interest":31.0,"volume":5.0,"delta":-0.1001,"gamma":0.0002,"vega":4.8564,"theta":-1.1034,"rho":-1.1335,"theo":35.9437,"change":-3.55,"open":31.46,"high":31.8,"low":31.46,"tick":"up","last_trade_price":31.8,"last_trade_time":"2026-02-18T15:57:39","percent_change":-10.0424,"prev_day_close":32.8499984741211},{"option":"SPXW260417C06040000","bid":873.9,"bid_size":3.0,"ask":881.4,"ask_size":3.0,"iv":0.2701,"open_interest":0.0,"volume":0.0,"delta":0.8982,"gamma":0.0002,"vega":4.9184,"theta":-0.7934,"rho":8.3825,"theo":877.8202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":895.700012207031},{"option":"SPXW260417P06040000","bid":36.2,"bid_size":11.0,"ask":36.8,"ask_size":43.0,"iv":0.2703,"open_interest":57.0,"volume":4.0,"delta":-0.1019,"gamma":0.0002,"vega":4.9184,"theta":-1.1129,"rho":-1.154,"theo":36.5615,"change":-4.53,"open":31.57,"high":31.57,"low":31.57,"tick":"no_change","last_trade_price":31.57,"last_trade_time":"2026-02-18T13:45:33","percent_change":-12.5485,"prev_day_close":33.3999996185303},{"option":"SPXW260417C06050000","bid":864.8,"bid_size":3.0,"ask":872.5,"ask_size":3.0,"iv":0.2695,"open_interest":0.0,"volume":0.0,"delta":0.8963,"gamma":0.0002,"vega":4.9809,"theta":-0.8068,"rho":8.3775,"theo":868.5168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":885.5},{"option":"SPXW260417P06050000","bid":36.9,"bid_size":10.0,"ask":37.4,"ask_size":42.0,"iv":0.2691,"open_interest":133.0,"volume":16.0,"delta":-0.1037,"gamma":0.0002,"vega":4.9809,"theta":-1.1224,"rho":-1.1748,"theo":37.1917,"change":-2.05,"open":30.4,"high":34.6,"low":29.75,"tick":"no_change","last_trade_price":34.6,"last_trade_time":"2026-02-18T15:35:21","percent_change":-5.59346,"prev_day_close":34.0},{"option":"SPXW260417C06060000","bid":855.3,"bid_size":3.0,"ask":863.5,"ask_size":3.0,"iv":0.2684,"open_interest":0.0,"volume":0.0,"delta":0.8945,"gamma":0.0002,"vega":5.0438,"theta":-0.8201,"rho":8.3721,"theo":859.2261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.75},{"option":"SPXW260417P06060000","bid":37.5,"bid_size":10.0,"ask":38.1,"ask_size":42.0,"iv":0.2679,"open_interest":70.0,"volume":2.0,"delta":-0.1056,"gamma":0.0002,"vega":5.0438,"theta":-1.132,"rho":-1.196,"theo":37.8346,"change":-6.25,"open":31.0,"high":31.0,"low":31.0,"tick":"down","last_trade_price":31.0,"last_trade_time":"2026-02-18T10:39:55","percent_change":-16.7785,"prev_day_close":34.5499992370606},{"option":"SPXW260417C06070000","bid":846.0,"bid_size":3.0,"ask":854.2,"ask_size":3.0,"iv":0.2671,"open_interest":0.0,"volume":0.0,"delta":0.8926,"gamma":0.0002,"vega":5.1074,"theta":-0.8335,"rho":8.3664,"theo":849.9483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":867.450012207031},{"option":"SPXW260417P06070000","bid":38.1,"bid_size":10.0,"ask":38.7,"ask_size":40.0,"iv":0.2666,"open_interest":80.0,"volume":0.0,"delta":-0.1074,"gamma":0.0002,"vega":5.1074,"theta":-1.1416,"rho":-1.2174,"theo":38.4904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.2,"last_trade_time":"2026-02-12T11:24:08","percent_change":0.0,"prev_day_close":35.1500015258789},{"option":"SPXW260417C06075000","bid":841.4,"bid_size":3.0,"ask":848.8,"ask_size":3.0,"iv":0.2658,"open_interest":0.0,"volume":0.0,"delta":0.8916,"gamma":0.0003,"vega":5.1394,"theta":-0.8402,"rho":8.3635,"theo":845.3142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":862.350006103516},{"option":"SPXW260417P06075000","bid":38.5,"bid_size":10.0,"ask":39.0,"ask_size":40.0,"iv":0.2661,"open_interest":105.0,"volume":1.0,"delta":-0.1084,"gamma":0.0003,"vega":5.1394,"theta":-1.1464,"rho":-1.2283,"theo":38.8231,"change":-4.47,"open":33.83,"high":33.83,"low":33.83,"tick":"down","last_trade_price":33.83,"last_trade_time":"2026-02-18T14:06:18","percent_change":-11.671,"prev_day_close":35.4500007629394},{"option":"SPXW260417C06080000","bid":836.8,"bid_size":3.0,"ask":844.3,"ask_size":3.0,"iv":0.2653,"open_interest":0.0,"volume":0.0,"delta":0.8906,"gamma":0.0003,"vega":5.1716,"theta":-0.8469,"rho":8.3604,"theo":840.6835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":858.399993896484},{"option":"SPXW260417P06080000","bid":38.8,"bid_size":10.0,"ask":39.4,"ask_size":40.0,"iv":0.2655,"open_interest":70.0,"volume":0.0,"delta":-0.1094,"gamma":0.0003,"vega":5.1716,"theta":-1.1512,"rho":-1.2392,"theo":39.1591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.4,"last_trade_time":"2026-02-17T13:00:22","percent_change":0.0,"prev_day_close":35.75},{"option":"SPXW260417C06090000","bid":827.5,"bid_size":3.0,"ask":835.0,"ask_size":3.0,"iv":0.264,"open_interest":0.0,"volume":0.0,"delta":0.8887,"gamma":0.0003,"vega":5.2366,"theta":-0.8603,"rho":8.354,"theo":831.4318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.350006103516},{"option":"SPXW260417P06090000","bid":39.5,"bid_size":10.0,"ask":40.1,"ask_size":40.0,"iv":0.2643,"open_interest":34.0,"volume":14.0,"delta":-0.1114,"gamma":0.0003,"vega":5.2366,"theta":-1.1609,"rho":-1.2614,"theo":39.8411,"change":-2.65,"open":36.6,"high":36.6,"low":36.6,"tick":"no_change","last_trade_price":36.6,"last_trade_time":"2026-02-18T09:54:33","percent_change":-6.75159,"prev_day_close":36.3999996185303},{"option":"SPXW260417C06100000","bid":818.9,"bid_size":3.0,"ask":826.1,"ask_size":3.0,"iv":0.2638,"open_interest":2.0,"volume":0.0,"delta":0.8867,"gamma":0.0003,"vega":5.3026,"theta":-0.8738,"rho":8.3472,"theo":822.1936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":920.79,"last_trade_time":"2026-01-30T15:49:13","percent_change":0.0,"prev_day_close":839.049987792969},{"option":"SPXW260417P06100000","bid":40.2,"bid_size":10.0,"ask":40.7,"ask_size":38.0,"iv":0.2631,"open_interest":236.0,"volume":20.0,"delta":-0.1134,"gamma":0.0003,"vega":5.3026,"theta":-1.1706,"rho":-1.284,"theo":40.5365,"change":-4.67,"open":37.3,"high":37.3,"low":33.32,"tick":"up","last_trade_price":35.28,"last_trade_time":"2026-02-18T14:06:18","percent_change":-11.6896,"prev_day_close":37.0499992370606},{"option":"SPXW260417C06110000","bid":809.2,"bid_size":3.0,"ask":816.5,"ask_size":3.0,"iv":0.2617,"open_interest":1.0,"volume":0.0,"delta":0.8846,"gamma":0.0003,"vega":5.3694,"theta":-0.8873,"rho":8.3398,"theo":812.9691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":948.73,"last_trade_time":"2026-01-27T10:49:27","percent_change":0.0,"prev_day_close":830.600006103516},{"option":"SPXW260417P06110000","bid":40.9,"bid_size":10.0,"ask":41.5,"ask_size":38.0,"iv":0.2619,"open_interest":112.0,"volume":2.0,"delta":-0.1154,"gamma":0.0003,"vega":5.3694,"theta":-1.1803,"rho":-1.3071,"theo":41.2456,"change":-3.58,"open":37.07,"high":37.07,"low":37.07,"tick":"down","last_trade_price":37.07,"last_trade_time":"2026-02-18T14:18:05","percent_change":-8.80689,"prev_day_close":37.6500015258789},{"option":"SPXW260417C06120000","bid":799.9,"bid_size":3.0,"ask":807.3,"ask_size":3.0,"iv":0.2604,"open_interest":0.0,"volume":0.0,"delta":0.8825,"gamma":0.0003,"vega":5.4372,"theta":-0.9008,"rho":8.332,"theo":803.7586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.5},{"option":"SPXW260417P06120000","bid":41.6,"bid_size":10.0,"ask":42.2,"ask_size":37.0,"iv":0.2606,"open_interest":69.0,"volume":0.0,"delta":-0.1175,"gamma":0.0003,"vega":5.4372,"theta":-1.1901,"rho":-1.3307,"theo":41.9687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":53.33,"last_trade_time":"2026-02-17T10:11:43","percent_change":0.0,"prev_day_close":38.2999992370606},{"option":"SPXW260417C06125000","bid":795.4,"bid_size":3.0,"ask":802.7,"ask_size":3.0,"iv":0.26,"open_interest":0.0,"volume":0.0,"delta":0.8814,"gamma":0.0003,"vega":5.4715,"theta":-0.9076,"rho":8.3279,"theo":799.1587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":815.899993896484},{"option":"SPXW260417P06125000","bid":41.9,"bid_size":10.0,"ask":42.5,"ask_size":37.0,"iv":0.26,"open_interest":92.0,"volume":4.0,"delta":-0.1186,"gamma":0.0003,"vega":5.4715,"theta":-1.1949,"rho":-1.3427,"theo":42.3356,"change":-7.03,"open":34.65,"high":34.65,"low":34.62,"tick":"no_change","last_trade_price":34.62,"last_trade_time":"2026-02-18T13:22:23","percent_change":-16.8788,"prev_day_close":38.6500015258789},{"option":"SPXW260417C06130000","bid":790.8,"bid_size":3.0,"ask":798.1,"ask_size":3.0,"iv":0.2593,"open_interest":0.0,"volume":0.0,"delta":0.8804,"gamma":0.0003,"vega":5.506,"theta":-0.9143,"rho":8.3236,"theo":794.5624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":811.949981689453},{"option":"SPXW260417P06130000","bid":42.4,"bid_size":10.0,"ask":42.9,"ask_size":37.0,"iv":0.2594,"open_interest":27.0,"volume":0.0,"delta":-0.1196,"gamma":0.0003,"vega":5.506,"theta":-1.1998,"rho":-1.3549,"theo":42.7061,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.35,"last_trade_time":"2026-02-17T16:04:42","percent_change":0.0,"prev_day_close":39.0},{"option":"SPXW260417C06140000","bid":781.7,"bid_size":3.0,"ask":788.9,"ask_size":3.0,"iv":0.2582,"open_interest":0.0,"volume":0.0,"delta":0.8782,"gamma":0.0003,"vega":5.5758,"theta":-0.9278,"rho":8.3146,"theo":785.3808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":802.300018310547},{"option":"SPXW260417P06140000","bid":43.1,"bid_size":10.0,"ask":43.7,"ask_size":36.0,"iv":0.2582,"open_interest":49.0,"volume":0.0,"delta":-0.1218,"gamma":0.0003,"vega":5.5758,"theta":-1.2096,"rho":-1.3797,"theo":43.4581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.72,"last_trade_time":"2026-02-13T15:40:51","percent_change":0.0,"prev_day_close":39.7000007629394},{"option":"SPXW260417C06150000","bid":772.5,"bid_size":3.0,"ask":779.8,"ask_size":3.0,"iv":0.257,"open_interest":0.0,"volume":0.0,"delta":0.876,"gamma":0.0003,"vega":5.6464,"theta":-0.9414,"rho":8.3049,"theo":776.2141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":792.800018310547},{"option":"SPXW260417P06150000","bid":43.9,"bid_size":10.0,"ask":44.4,"ask_size":35.0,"iv":0.2571,"open_interest":214.0,"volume":11.0,"delta":-0.124,"gamma":0.0003,"vega":5.6464,"theta":-1.2194,"rho":-1.4051,"theo":44.225,"change":-4.4,"open":35.96,"high":39.15,"low":35.45,"tick":"up","last_trade_price":39.15,"last_trade_time":"2026-02-18T13:52:25","percent_change":-10.1033,"prev_day_close":40.3999996185303},{"option":"SPXW260417C06160000","bid":763.3,"bid_size":3.0,"ask":770.6,"ask_size":3.0,"iv":0.2557,"open_interest":0.0,"volume":0.0,"delta":0.8737,"gamma":0.0003,"vega":5.7178,"theta":-0.9549,"rho":8.2947,"theo":767.0628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.550018310547},{"option":"SPXW260417P06160000","bid":44.6,"bid_size":10.0,"ask":45.2,"ask_size":35.0,"iv":0.2557,"open_interest":62.0,"volume":2.0,"delta":-0.1263,"gamma":0.0003,"vega":5.7178,"theta":-1.2291,"rho":-1.4311,"theo":45.0073,"change":-4.65,"open":43.43,"high":43.43,"low":39.7,"tick":"down","last_trade_price":39.7,"last_trade_time":"2026-02-18T15:57:39","percent_change":-10.4848,"prev_day_close":41.1000003814697},{"option":"SPXW260417C06170000","bid":754.2,"bid_size":3.0,"ask":761.4,"ask_size":3.0,"iv":0.2545,"open_interest":0.0,"volume":0.0,"delta":0.8714,"gamma":0.0003,"vega":5.7898,"theta":-0.9685,"rho":8.2839,"theo":757.9272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":775.149993896484},{"option":"SPXW260417P06170000","bid":45.4,"bid_size":10.0,"ask":46.0,"ask_size":33.0,"iv":0.2545,"open_interest":41.0,"volume":0.0,"delta":-0.1286,"gamma":0.0003,"vega":5.7898,"theta":-1.2389,"rho":-1.4577,"theo":45.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":58.12,"last_trade_time":"2026-02-17T10:11:43","percent_change":0.0,"prev_day_close":41.8499984741211},{"option":"SPXW260417C06175000","bid":749.7,"bid_size":3.0,"ask":757.2,"ask_size":3.0,"iv":0.2543,"open_interest":0.0,"volume":0.0,"delta":0.8702,"gamma":0.0003,"vega":5.826,"theta":-0.9753,"rho":8.2782,"theo":753.3654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":770.550018310547},{"option":"SPXW260417P06175000","bid":45.8,"bid_size":9.0,"ask":46.4,"ask_size":33.0,"iv":0.2539,"open_interest":169.0,"volume":25.0,"delta":-0.1298,"gamma":0.0003,"vega":5.826,"theta":-1.2438,"rho":-1.4712,"theo":46.2103,"change":-7.7,"open":45.2,"high":45.2,"low":37.85,"tick":"down","last_trade_price":37.85,"last_trade_time":"2026-02-18T10:53:05","percent_change":-16.9045,"prev_day_close":42.2000007629394},{"option":"SPXW260417C06180000","bid":745.1,"bid_size":3.0,"ask":752.2,"ask_size":3.0,"iv":0.2532,"open_interest":0.0,"volume":0.0,"delta":0.8691,"gamma":0.0003,"vega":5.8623,"theta":-0.982,"rho":8.2724,"theo":748.8077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":765.149993896484},{"option":"SPXW260417P06180000","bid":46.2,"bid_size":9.0,"ask":46.8,"ask_size":33.0,"iv":0.2533,"open_interest":49.0,"volume":1.0,"delta":-0.131,"gamma":0.0003,"vega":5.8623,"theta":-1.2487,"rho":-1.4849,"theo":46.6194,"change":-0.97,"open":44.98,"high":44.98,"low":44.98,"tick":"down","last_trade_price":44.98,"last_trade_time":"2026-02-18T15:30:02","percent_change":-2.11099,"prev_day_close":42.6000003814697},{"option":"SPXW260417C06190000","bid":736.0,"bid_size":3.0,"ask":743.2,"ask_size":3.0,"iv":0.2521,"open_interest":2.0,"volume":0.0,"delta":0.8667,"gamma":0.0003,"vega":5.9351,"theta":-0.9956,"rho":8.2606,"theo":739.7044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":840.03,"last_trade_time":"2026-01-30T15:51:21","percent_change":0.0,"prev_day_close":756.75},{"option":"SPXW260417P06190000","bid":47.1,"bid_size":9.0,"ask":47.7,"ask_size":33.0,"iv":0.2522,"open_interest":81.0,"volume":34.0,"delta":-0.1334,"gamma":0.0003,"vega":5.9351,"theta":-1.2584,"rho":-1.5126,"theo":47.4497,"change":-3.35,"open":38.7,"high":43.4,"low":38.7,"tick":"no_change","last_trade_price":43.4,"last_trade_time":"2026-02-18T14:33:46","percent_change":-7.16578,"prev_day_close":43.3499984741211},{"option":"SPXW260417C06200000","bid":726.9,"bid_size":3.0,"ask":734.1,"ask_size":3.0,"iv":0.2509,"open_interest":12.0,"volume":0.0,"delta":0.8642,"gamma":0.0003,"vega":6.0083,"theta":-1.0091,"rho":8.2482,"theo":730.6178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":783.86,"last_trade_time":"2026-02-04T11:25:02","percent_change":0.0,"prev_day_close":747.149993896484},{"option":"SPXW260417P06200000","bid":47.9,"bid_size":9.0,"ask":48.5,"ask_size":32.0,"iv":0.2509,"open_interest":1209.0,"volume":75.0,"delta":-0.1358,"gamma":0.0003,"vega":6.0083,"theta":-1.2682,"rho":-1.5408,"theo":48.2967,"change":-0.87,"open":46.45,"high":46.68,"low":38.75,"tick":"up","last_trade_price":46.68,"last_trade_time":"2026-02-18T15:23:57","percent_change":-1.82965,"prev_day_close":44.1000003814697},{"option":"SPXW260417C06210000","bid":717.9,"bid_size":3.0,"ask":725.0,"ask_size":3.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":0.8617,"gamma":0.0003,"vega":6.0818,"theta":-1.0226,"rho":8.2354,"theo":721.548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":738.450012207031},{"option":"SPXW260417P06210000","bid":48.8,"bid_size":9.0,"ask":49.4,"ask_size":31.0,"iv":0.2498,"open_interest":88.0,"volume":22.0,"delta":-0.1383,"gamma":0.0003,"vega":6.0818,"theta":-1.2779,"rho":-1.5693,"theo":49.1605,"change":-2.55,"open":46.4,"high":46.4,"low":45.9,"tick":"no_change","last_trade_price":45.9,"last_trade_time":"2026-02-18T09:53:39","percent_change":-5.26316,"prev_day_close":44.8999996185303},{"option":"SPXW260417C06220000","bid":708.8,"bid_size":3.0,"ask":715.9,"ask_size":3.0,"iv":0.2484,"open_interest":0.0,"volume":0.0,"delta":0.8592,"gamma":0.0003,"vega":6.1555,"theta":-1.0361,"rho":8.2221,"theo":712.4952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.5},{"option":"SPXW260417P06220000","bid":49.6,"bid_size":9.0,"ask":50.2,"ask_size":31.0,"iv":0.2485,"open_interest":79.0,"volume":48.0,"delta":-0.1408,"gamma":0.0003,"vega":6.1555,"theta":-1.2876,"rho":-1.5983,"theo":50.0413,"change":-8.65,"open":40.4,"high":40.8,"low":40.4,"tick":"no_change","last_trade_price":40.7,"last_trade_time":"2026-02-18T11:19:32","percent_change":-17.5279,"prev_day_close":45.7000007629394},{"option":"SPXW260417C06225000","bid":704.7,"bid_size":3.0,"ask":711.8,"ask_size":3.0,"iv":0.2485,"open_interest":11.0,"volume":0.0,"delta":0.8579,"gamma":0.0003,"vega":6.1925,"theta":-1.0428,"rho":8.2154,"theo":707.9753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":814.74,"last_trade_time":"2026-02-10T13:07:39","percent_change":0.0,"prev_day_close":723.899993896484},{"option":"SPXW260417P06225000","bid":50.1,"bid_size":9.0,"ask":50.7,"ask_size":31.0,"iv":0.2479,"open_interest":105.0,"volume":42.0,"delta":-0.1421,"gamma":0.0003,"vega":6.1925,"theta":-1.2925,"rho":-1.613,"theo":50.4882,"change":-5.25,"open":49.45,"high":49.5,"low":41.1,"tick":"down","last_trade_price":44.5,"last_trade_time":"2026-02-18T15:55:17","percent_change":-10.5528,"prev_day_close":46.1000003814697},{"option":"SPXW260417C06230000","bid":700.2,"bid_size":3.0,"ask":707.3,"ask_size":3.0,"iv":0.248,"open_interest":0.0,"volume":0.0,"delta":0.8566,"gamma":0.0003,"vega":6.2296,"theta":-1.0495,"rho":8.2085,"theo":703.4598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.850006103516},{"option":"SPXW260417P06230000","bid":50.5,"bid_size":9.0,"ask":51.1,"ask_size":30.0,"iv":0.2473,"open_interest":44.0,"volume":1.0,"delta":-0.1434,"gamma":0.0003,"vega":6.2296,"theta":-1.2973,"rho":-1.6277,"theo":50.9395,"change":-7.08,"open":43.12,"high":43.12,"low":43.12,"tick":"down","last_trade_price":43.12,"last_trade_time":"2026-02-18T12:00:35","percent_change":-14.1036,"prev_day_close":46.5499992370606},{"option":"SPXW260417C06240000","bid":690.9,"bid_size":3.0,"ask":697.8,"ask_size":3.0,"iv":0.2461,"open_interest":0.0,"volume":0.0,"delta":0.854,"gamma":0.0003,"vega":6.3041,"theta":-1.0629,"rho":8.1944,"theo":694.4418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":710.75},{"option":"SPXW260417P06240000","bid":51.4,"bid_size":9.0,"ask":52.1,"ask_size":29.0,"iv":0.2461,"open_interest":51.0,"volume":7.0,"delta":-0.1461,"gamma":0.0003,"vega":6.3041,"theta":-1.3069,"rho":-1.6576,"theo":51.8551,"change":-5.13,"open":49.9,"high":49.9,"low":43.35,"tick":"no_change","last_trade_price":46.02,"last_trade_time":"2026-02-18T15:52:44","percent_change":-10.0293,"prev_day_close":47.3999996185303},{"option":"SPXW260417C06250000","bid":681.8,"bid_size":3.0,"ask":688.9,"ask_size":3.0,"iv":0.2449,"open_interest":0.0,"volume":0.0,"delta":0.8513,"gamma":0.0004,"vega":6.3792,"theta":-1.0763,"rho":8.1799,"theo":685.4417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.0},{"option":"SPXW260417P06250000","bid":52.4,"bid_size":9.0,"ask":53.0,"ask_size":29.0,"iv":0.2449,"open_interest":611.0,"volume":30.0,"delta":-0.1488,"gamma":0.0004,"vega":6.3792,"theta":-1.3166,"rho":-1.6879,"theo":52.7886,"change":3.6,"open":50.53,"high":50.53,"low":43.0,"tick":"down","last_trade_price":48.13,"last_trade_time":"2026-02-18T16:00:55","percent_change":7.46114,"prev_day_close":48.25},{"option":"SPXW260417C06260000","bid":672.8,"bid_size":3.0,"ask":679.8,"ask_size":3.0,"iv":0.2436,"open_interest":0.0,"volume":0.0,"delta":0.8485,"gamma":0.0004,"vega":6.4551,"theta":-1.0897,"rho":8.1648,"theo":676.4596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":692.199981689453},{"option":"SPXW260417P06260000","bid":53.3,"bid_size":9.0,"ask":54.0,"ask_size":28.0,"iv":0.2437,"open_interest":225.0,"volume":6.0,"delta":-0.1515,"gamma":0.0004,"vega":6.4551,"theta":-1.3261,"rho":-1.7188,"theo":53.7401,"change":-5.45,"open":44.03,"high":51.2,"low":44.03,"tick":"down","last_trade_price":47.6,"last_trade_time":"2026-02-18T15:55:35","percent_change":-10.2733,"prev_day_close":49.1000003814697},{"option":"SPXW260417C06270000","bid":664.0,"bid_size":3.0,"ask":670.9,"ask_size":3.0,"iv":0.2426,"open_interest":0.0,"volume":0.0,"delta":0.8457,"gamma":0.0004,"vega":6.5318,"theta":-1.103,"rho":8.1491,"theo":667.4959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":683.899993896484},{"option":"SPXW260417P06270000","bid":54.3,"bid_size":9.0,"ask":54.9,"ask_size":28.0,"iv":0.2425,"open_interest":151.0,"volume":4.0,"delta":-0.1543,"gamma":0.0004,"vega":6.5318,"theta":-1.3356,"rho":-1.7502,"theo":54.71,"change":-6.74,"open":44.9,"high":47.21,"low":44.9,"tick":"no_change","last_trade_price":47.21,"last_trade_time":"2026-02-18T13:45:33","percent_change":-12.4931,"prev_day_close":50.0},{"option":"SPXW260417C06275000","bid":659.3,"bid_size":3.0,"ask":666.7,"ask_size":3.0,"iv":0.242,"open_interest":1.0,"volume":0.0,"delta":0.8443,"gamma":0.0004,"vega":6.5704,"theta":-1.1096,"rho":8.141,"theo":663.0211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":668.38,"last_trade_time":"2026-02-13T11:08:20","percent_change":0.0,"prev_day_close":678.549987792969},{"option":"SPXW260417P06275000","bid":54.8,"bid_size":9.0,"ask":55.4,"ask_size":28.0,"iv":0.2419,"open_interest":95.0,"volume":0.0,"delta":-0.1557,"gamma":0.0004,"vega":6.5704,"theta":-1.3404,"rho":-1.7662,"theo":55.202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.46,"last_trade_time":"2026-02-13T15:45:12","percent_change":0.0,"prev_day_close":50.5},{"option":"SPXW260417C06280000","bid":655.0,"bid_size":3.0,"ask":661.9,"ask_size":3.0,"iv":0.2412,"open_interest":0.0,"volume":0.0,"delta":0.8429,"gamma":0.0004,"vega":6.6094,"theta":-1.1162,"rho":8.1327,"theo":658.5511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":674.899993896484},{"option":"SPXW260417P06280000","bid":55.3,"bid_size":9.0,"ask":55.9,"ask_size":28.0,"iv":0.2412,"open_interest":48.0,"volume":0.0,"delta":-0.1571,"gamma":0.0004,"vega":6.6094,"theta":-1.3451,"rho":-1.7824,"theo":55.6988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.4,"last_trade_time":"2026-02-17T09:34:04","percent_change":0.0,"prev_day_close":50.9499988555908},{"option":"SPXW260417C06290000","bid":646.1,"bid_size":3.0,"ask":652.9,"ask_size":3.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.84,"gamma":0.0004,"vega":6.6879,"theta":-1.1294,"rho":8.1155,"theo":649.6256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":665.149993896484},{"option":"SPXW260417P06290000","bid":56.3,"bid_size":9.0,"ask":57.0,"ask_size":26.0,"iv":0.2401,"open_interest":69.0,"volume":9.0,"delta":-0.16,"gamma":0.0004,"vega":6.6879,"theta":-1.3545,"rho":-1.8154,"theo":56.7069,"change":-9.05,"open":46.6,"high":46.9,"low":46.4,"tick":"up","last_trade_price":46.9,"last_trade_time":"2026-02-18T13:24:43","percent_change":-16.1752,"prev_day_close":51.8999996185303},{"option":"SPXW260417C06300000","bid":637.1,"bid_size":3.0,"ask":644.5,"ask_size":3.0,"iv":0.2391,"open_interest":1.0,"volume":0.0,"delta":0.837,"gamma":0.0004,"vega":6.7674,"theta":-1.1425,"rho":8.0975,"theo":640.7199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":655.36,"last_trade_time":"2026-02-12T11:59:11","percent_change":0.0,"prev_day_close":656.900024414062},{"option":"SPXW260417P06300000","bid":57.3,"bid_size":9.0,"ask":58.0,"ask_size":26.0,"iv":0.2388,"open_interest":309.0,"volume":7.0,"delta":-0.163,"gamma":0.0004,"vega":6.7674,"theta":-1.3639,"rho":-1.8492,"theo":57.7348,"change":-5.36,"open":49.0,"high":51.64,"low":47.3,"tick":"up","last_trade_price":51.64,"last_trade_time":"2026-02-18T15:48:31","percent_change":-9.40351,"prev_day_close":52.8500003814697},{"option":"SPXW260417C06310000","bid":628.4,"bid_size":4.0,"ask":635.6,"ask_size":4.0,"iv":0.238,"open_interest":0.0,"volume":0.0,"delta":0.834,"gamma":0.0004,"vega":6.8476,"theta":-1.1555,"rho":8.0786,"theo":631.8346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":647.899993896484},{"option":"SPXW260417P06310000","bid":58.4,"bid_size":8.0,"ask":59.1,"ask_size":26.0,"iv":0.2377,"open_interest":67.0,"volume":3.0,"delta":-0.166,"gamma":0.0004,"vega":6.8476,"theta":-1.3731,"rho":-1.8838,"theo":58.7831,"change":-9.72,"open":48.4,"high":48.4,"low":48.33,"tick":"down","last_trade_price":48.33,"last_trade_time":"2026-02-18T11:47:30","percent_change":-16.7442,"prev_day_close":53.7999992370606},{"option":"SPXW260417C06320000","bid":619.9,"bid_size":4.0,"ask":626.2,"ask_size":4.0,"iv":0.2366,"open_interest":6.0,"volume":0.0,"delta":0.8309,"gamma":0.0004,"vega":6.9284,"theta":-1.1685,"rho":8.0589,"theo":622.9703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":733.38,"last_trade_time":"2026-01-16T12:59:47","percent_change":0.0,"prev_day_close":638.299987792969},{"option":"SPXW260417P06320000","bid":59.4,"bid_size":8.0,"ask":60.1,"ask_size":26.0,"iv":0.2364,"open_interest":55.0,"volume":3.0,"delta":-0.1691,"gamma":0.0004,"vega":6.9284,"theta":-1.3823,"rho":-1.9193,"theo":59.8524,"change":-9.45,"open":49.6,"high":49.7,"low":49.6,"tick":"up","last_trade_price":49.7,"last_trade_time":"2026-02-18T13:25:15","percent_change":-15.9763,"prev_day_close":54.7999992370606},{"option":"SPXW260417C06325000","bid":615.1,"bid_size":4.0,"ask":621.9,"ask_size":4.0,"iv":0.2358,"open_interest":2.0,"volume":0.0,"delta":0.8294,"gamma":0.0004,"vega":6.9689,"theta":-1.175,"rho":8.0487,"theo":618.5462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":717.43,"last_trade_time":"2026-02-12T09:38:59","percent_change":0.0,"prev_day_close":633.700012207031},{"option":"SPXW260417P06325000","bid":60.0,"bid_size":8.0,"ask":60.7,"ask_size":25.0,"iv":0.2358,"open_interest":86.0,"volume":3.0,"delta":-0.1706,"gamma":0.0004,"vega":6.9689,"theta":-1.3869,"rho":-1.9373,"theo":60.3951,"change":-5.77,"open":49.64,"high":53.93,"low":49.64,"tick":"up","last_trade_price":53.93,"last_trade_time":"2026-02-18T14:16:29","percent_change":-9.66499,"prev_day_close":55.2999992370606},{"option":"SPXW260417C06330000","bid":611.2,"bid_size":4.0,"ask":617.8,"ask_size":4.0,"iv":0.2358,"open_interest":1.0,"volume":0.0,"delta":0.8278,"gamma":0.0004,"vega":7.0096,"theta":-1.1814,"rho":8.0384,"theo":614.1275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":619.48,"last_trade_time":"2026-02-13T11:08:20","percent_change":0.0,"prev_day_close":630.049987792969},{"option":"SPXW260417P06330000","bid":60.5,"bid_size":8.0,"ask":61.2,"ask_size":25.0,"iv":0.2352,"open_interest":25.0,"volume":1.0,"delta":-0.1722,"gamma":0.0004,"vega":7.0096,"theta":-1.3914,"rho":-1.9556,"theo":60.9432,"change":-9.75,"open":50.5,"high":50.5,"low":50.5,"tick":"down","last_trade_price":50.5,"last_trade_time":"2026-02-18T13:24:54","percent_change":-16.1826,"prev_day_close":55.7999992370606},{"option":"SPXW260417C06340000","bid":601.7,"bid_size":4.0,"ask":608.5,"ask_size":4.0,"iv":0.2338,"open_interest":3.0,"volume":0.0,"delta":0.8246,"gamma":0.0004,"vega":7.091,"theta":-1.1942,"rho":8.0172,"theo":605.3066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":572.6,"last_trade_time":"2026-02-05T10:34:08","percent_change":0.0,"prev_day_close":620.5},{"option":"SPXW260417P06340000","bid":61.6,"bid_size":8.0,"ask":62.4,"ask_size":25.0,"iv":0.234,"open_interest":72.0,"volume":20.0,"delta":-0.1754,"gamma":0.0004,"vega":7.091,"theta":-1.4004,"rho":-1.9926,"theo":62.0559,"change":-5.87,"open":50.02,"high":55.48,"low":49.52,"tick":"up","last_trade_price":55.48,"last_trade_time":"2026-02-18T14:16:29","percent_change":-9.56805,"prev_day_close":56.8500003814697},{"option":"SPXW260417C06350000","bid":593.5,"bid_size":4.0,"ask":600.2,"ask_size":4.0,"iv":0.2333,"open_interest":1.0,"volume":0.0,"delta":0.8214,"gamma":0.0004,"vega":7.1726,"theta":-1.2069,"rho":7.9952,"theo":596.5082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":611.3,"last_trade_time":"2026-02-12T11:59:11","percent_change":0.0,"prev_day_close":611.5},{"option":"SPXW260417P06350000","bid":62.8,"bid_size":8.0,"ask":63.5,"ask_size":25.0,"iv":0.2328,"open_interest":926.0,"volume":23.0,"delta":-0.1787,"gamma":0.0004,"vega":7.1726,"theta":-1.4094,"rho":-2.0303,"theo":63.1911,"change":4.25,"open":52.23,"high":61.11,"low":50.43,"tick":"down","last_trade_price":57.78,"last_trade_time":"2026-02-18T16:00:55","percent_change":7.34024,"prev_day_close":57.8999996185303},{"option":"SPXW260417C06360000","bid":584.2,"bid_size":4.0,"ask":591.4,"ask_size":4.0,"iv":0.2317,"open_interest":0.0,"volume":0.0,"delta":0.818,"gamma":0.0004,"vega":7.254,"theta":-1.2194,"rho":7.9727,"theo":587.7327,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.450012207031},{"option":"SPXW260417P06360000","bid":63.9,"bid_size":8.0,"ask":64.7,"ask_size":24.0,"iv":0.2316,"open_interest":153.0,"volume":12.0,"delta":-0.182,"gamma":0.0004,"vega":7.254,"theta":-1.4182,"rho":-2.0686,"theo":64.3493,"change":-10.7,"open":60.6,"high":60.9,"low":51.1,"tick":"up","last_trade_price":53.0,"last_trade_time":"2026-02-18T11:20:00","percent_change":-16.7975,"prev_day_close":59.0},{"option":"SPXW260417C06370000","bid":575.6,"bid_size":4.0,"ask":582.2,"ask_size":4.0,"iv":0.2303,"open_interest":0.0,"volume":0.0,"delta":0.8146,"gamma":0.0004,"vega":7.3355,"theta":-1.2319,"rho":7.9497,"theo":578.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":594.600006103516},{"option":"SPXW260417P06370000","bid":65.1,"bid_size":8.0,"ask":65.9,"ask_size":24.0,"iv":0.2303,"open_interest":54.0,"volume":0.0,"delta":-0.1854,"gamma":0.0004,"vega":7.3355,"theta":-1.4269,"rho":-2.1074,"theo":65.5306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":75.4,"last_trade_time":"2026-02-12T15:53:28","percent_change":0.0,"prev_day_close":60.1000003814697},{"option":"SPXW260417C06375000","bid":571.5,"bid_size":4.0,"ask":578.2,"ask_size":4.0,"iv":0.2301,"open_interest":1.0,"volume":0.0,"delta":0.8129,"gamma":0.0004,"vega":7.3762,"theta":-1.2381,"rho":7.938,"theo":574.6132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":583.03,"last_trade_time":"2026-02-06T09:32:54","percent_change":0.0,"prev_day_close":589.449981689453},{"option":"SPXW260417P06375000","bid":65.7,"bid_size":8.0,"ask":66.5,"ask_size":24.0,"iv":0.2297,"open_interest":82.0,"volume":3.0,"delta":-0.1871,"gamma":0.0004,"vega":7.3762,"theta":-1.4312,"rho":-2.1269,"theo":66.1301,"change":-10.98,"open":54.73,"high":54.73,"low":54.2,"tick":"up","last_trade_price":54.52,"last_trade_time":"2026-02-18T10:44:29","percent_change":-16.7634,"prev_day_close":60.6499996185303},{"option":"SPXW260417C06380000","bid":566.9,"bid_size":4.0,"ask":573.9,"ask_size":4.0,"iv":0.2294,"open_interest":0.0,"volume":0.0,"delta":0.8112,"gamma":0.0004,"vega":7.417,"theta":-1.2443,"rho":7.9262,"theo":570.2519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":585.050018310547},{"option":"SPXW260417P06380000","bid":66.3,"bid_size":8.0,"ask":67.1,"ask_size":24.0,"iv":0.2291,"open_interest":59.0,"volume":0.0,"delta":-0.1888,"gamma":0.0004,"vega":7.417,"theta":-1.4355,"rho":-2.1467,"theo":66.7356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":68.11,"last_trade_time":"2026-02-17T15:39:37","percent_change":0.0,"prev_day_close":61.2000007629394},{"option":"SPXW260417C06390000","bid":558.2,"bid_size":4.0,"ask":564.7,"ask_size":4.0,"iv":0.2278,"open_interest":3.0,"volume":0.0,"delta":0.8077,"gamma":0.0004,"vega":7.4986,"theta":-1.2566,"rho":7.902,"theo":561.5472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":692.64,"last_trade_time":"2026-01-12T12:31:34","percent_change":0.0,"prev_day_close":577.0},{"option":"SPXW260417P06390000","bid":67.5,"bid_size":8.0,"ask":68.3,"ask_size":23.0,"iv":0.2278,"open_interest":60.0,"volume":2.0,"delta":-0.1924,"gamma":0.0004,"vega":7.4986,"theta":-1.444,"rho":-2.1866,"theo":67.9645,"change":-9.99,"open":57.36,"high":57.36,"low":57.36,"tick":"no_change","last_trade_price":57.36,"last_trade_time":"2026-02-18T10:36:40","percent_change":-14.833,"prev_day_close":62.3500003814697},{"option":"SPXW260417C06395000","bid":551.5,"bid_size":2.0,"ask":562.8,"ask_size":2.0,"iv":0.2272,"open_interest":0.0,"volume":0.0,"delta":0.8059,"gamma":0.0004,"vega":7.5394,"theta":-1.2626,"rho":7.8898,"theo":557.204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":572.450012207031},{"option":"SPXW260417P06395000","bid":68.2,"bid_size":8.0,"ask":69.0,"ask_size":10.0,"iv":0.2273,"open_interest":36.0,"volume":1.0,"delta":-0.1942,"gamma":0.0004,"vega":7.5394,"theta":-1.4482,"rho":-2.2067,"theo":68.5881,"change":-11.93,"open":56.02,"high":56.02,"low":56.02,"tick":"down","last_trade_price":56.02,"last_trade_time":"2026-02-18T11:31:30","percent_change":-17.557,"prev_day_close":62.9499988555908},{"option":"SPXW260417C06400000","bid":549.4,"bid_size":4.0,"ask":556.0,"ask_size":4.0,"iv":0.2264,"open_interest":43.0,"volume":1.0,"delta":0.8041,"gamma":0.0004,"vega":7.5804,"theta":-1.2687,"rho":7.8773,"theo":552.867,"change":31.8,"open":578.8,"high":578.8,"low":578.8,"tick":"down","last_trade_price":578.8,"last_trade_time":"2026-02-18T14:01:07","percent_change":5.81353,"prev_day_close":568.299987792969},{"option":"SPXW260417P06400000","bid":68.8,"bid_size":8.0,"ask":69.6,"ask_size":23.0,"iv":0.2266,"open_interest":792.0,"volume":18.0,"delta":-0.196,"gamma":0.0004,"vega":7.5804,"theta":-1.4523,"rho":-2.2271,"theo":69.2179,"change":-4.6,"open":57.4,"high":67.54,"low":56.2,"tick":"down","last_trade_price":64.0,"last_trade_time":"2026-02-18T15:41:34","percent_change":-6.70554,"prev_day_close":63.5500011444092},{"option":"SPXW260417C06405000","bid":542.8,"bid_size":2.0,"ask":554.2,"ask_size":2.0,"iv":0.2258,"open_interest":0.0,"volume":0.0,"delta":0.8023,"gamma":0.0004,"vega":7.6216,"theta":-1.2747,"rho":7.8647,"theo":548.5362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.699981689453},{"option":"SPXW260417P06405000","bid":69.4,"bid_size":8.0,"ask":70.2,"ask_size":10.0,"iv":0.226,"open_interest":16.0,"volume":0.0,"delta":-0.1978,"gamma":0.0004,"vega":7.6216,"theta":-1.4564,"rho":-2.2476,"theo":69.8539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":75.0,"last_trade_time":"2026-02-17T09:42:00","percent_change":0.0,"prev_day_close":64.1499996185303},{"option":"SPXW260417C06410000","bid":541.0,"bid_size":4.0,"ask":547.8,"ask_size":4.0,"iv":0.2257,"open_interest":0.0,"volume":0.0,"delta":0.8004,"gamma":0.0005,"vega":7.6628,"theta":-1.2807,"rho":7.8518,"theo":544.2117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":559.100006103516},{"option":"SPXW260417P06410000","bid":70.1,"bid_size":8.0,"ask":70.9,"ask_size":22.0,"iv":0.2254,"open_interest":46.0,"volume":3.0,"delta":-0.1996,"gamma":0.0005,"vega":7.6628,"theta":-1.4605,"rho":-2.2683,"theo":70.4962,"change":-1.48,"open":58.35,"high":68.42,"low":58.35,"tick":"up","last_trade_price":68.42,"last_trade_time":"2026-02-18T15:21:31","percent_change":-2.11731,"prev_day_close":64.75},{"option":"SPXW260417C06415000","bid":534.2,"bid_size":2.0,"ask":545.4,"ask_size":2.0,"iv":0.2247,"open_interest":0.0,"volume":0.0,"delta":0.7986,"gamma":0.0005,"vega":7.7043,"theta":-1.2866,"rho":7.8388,"theo":539.8935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.399993896484},{"option":"SPXW260417P06415000","bid":70.7,"bid_size":8.0,"ask":71.5,"ask_size":10.0,"iv":0.2248,"open_interest":12.0,"volume":0.0,"delta":-0.2015,"gamma":0.0005,"vega":7.7043,"theta":-1.4646,"rho":-2.2893,"theo":71.1448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":75.3,"last_trade_time":"2026-02-13T15:01:07","percent_change":0.0,"prev_day_close":65.3499984741211},{"option":"SPXW260417C06420000","bid":532.2,"bid_size":4.0,"ask":538.7,"ask_size":4.0,"iv":0.224,"open_interest":0.0,"volume":0.0,"delta":0.7967,"gamma":0.0005,"vega":7.7459,"theta":-1.2925,"rho":7.8255,"theo":535.5818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":550.549987792969},{"option":"SPXW260417P06420000","bid":71.4,"bid_size":8.0,"ask":72.2,"ask_size":22.0,"iv":0.2242,"open_interest":41.0,"volume":1.0,"delta":-0.2033,"gamma":0.0005,"vega":7.7459,"theta":-1.4686,"rho":-2.3104,"theo":71.8,"change":-7.55,"open":63.7,"high":63.7,"low":63.7,"tick":"down","last_trade_price":63.7,"last_trade_time":"2026-02-18T15:57:59","percent_change":-10.5965,"prev_day_close":65.9500007629394},{"option":"SPXW260417C06425000","bid":528.4,"bid_size":4.0,"ask":534.8,"ask_size":4.0,"iv":0.224,"open_interest":3.0,"volume":0.0,"delta":0.7948,"gamma":0.0005,"vega":7.7876,"theta":-1.2984,"rho":7.8119,"theo":531.2767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":620.07,"last_trade_time":"2026-01-22T12:52:50","percent_change":0.0,"prev_day_close":545.799987792969},{"option":"SPXW260417P06425000","bid":72.0,"bid_size":20.0,"ask":72.9,"ask_size":22.0,"iv":0.2236,"open_interest":70.0,"volume":2.0,"delta":-0.2052,"gamma":0.0005,"vega":7.7876,"theta":-1.4726,"rho":-2.3319,"theo":72.4616,"change":-12.04,"open":59.86,"high":59.86,"low":59.86,"tick":"no_change","last_trade_price":59.86,"last_trade_time":"2026-02-18T10:53:21","percent_change":-16.7455,"prev_day_close":66.5499992370606},{"option":"SPXW260417C06430000","bid":523.6,"bid_size":4.0,"ask":530.6,"ask_size":4.0,"iv":0.2231,"open_interest":0.0,"volume":0.0,"delta":0.7929,"gamma":0.0005,"vega":7.8296,"theta":-1.3042,"rho":7.7981,"theo":526.9782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.449981689453},{"option":"SPXW260417P06430000","bid":72.8,"bid_size":8.0,"ask":73.5,"ask_size":22.0,"iv":0.223,"open_interest":49.0,"volume":2.0,"delta":-0.2071,"gamma":0.0005,"vega":7.8296,"theta":-1.4765,"rho":-2.3536,"theo":73.13,"change":-1.53,"open":60.96,"high":70.97,"low":60.96,"tick":"up","last_trade_price":70.97,"last_trade_time":"2026-02-18T15:21:31","percent_change":-2.11034,"prev_day_close":67.2000007629394},{"option":"SPXW260417C06435000","bid":517.0,"bid_size":2.0,"ask":528.4,"ask_size":2.0,"iv":0.2223,"open_interest":0.0,"volume":0.0,"delta":0.791,"gamma":0.0005,"vega":7.8717,"theta":-1.31,"rho":7.784,"theo":522.6865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.599975585938},{"option":"SPXW260417P06435000","bid":73.4,"bid_size":8.0,"ask":74.2,"ask_size":10.0,"iv":0.2223,"open_interest":7.0,"volume":0.0,"delta":-0.2091,"gamma":0.0005,"vega":7.8717,"theta":-1.4804,"rho":-2.3756,"theo":73.805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.2,"last_trade_time":"2026-02-17T09:42:00","percent_change":0.0,"prev_day_close":67.8499984741211},{"option":"SPXW260417C06440000","bid":515.2,"bid_size":4.0,"ask":521.7,"ask_size":4.0,"iv":0.2218,"open_interest":0.0,"volume":0.0,"delta":0.789,"gamma":0.0005,"vega":7.914,"theta":-1.3157,"rho":7.7696,"theo":518.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":533.549987792969},{"option":"SPXW260417P06440000","bid":74.1,"bid_size":8.0,"ask":74.9,"ask_size":22.0,"iv":0.2218,"open_interest":35.0,"volume":2.0,"delta":-0.211,"gamma":0.0005,"vega":7.914,"theta":-1.4843,"rho":-2.3978,"theo":74.487,"change":-10.97,"open":62.98,"high":62.98,"low":62.98,"tick":"no_change","last_trade_price":62.98,"last_trade_time":"2026-02-18T10:36:40","percent_change":-14.8343,"prev_day_close":68.4500007629394},{"option":"SPXW260417C06445000","bid":508.2,"bid_size":2.0,"ask":519.6,"ask_size":2.0,"iv":0.2208,"open_interest":0.0,"volume":0.0,"delta":0.787,"gamma":0.0005,"vega":7.9564,"theta":-1.3214,"rho":7.755,"theo":514.1238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":529.300018310547},{"option":"SPXW260417P06445000","bid":74.8,"bid_size":8.0,"ask":75.6,"ask_size":10.0,"iv":0.2211,"open_interest":53.0,"volume":0.0,"delta":-0.213,"gamma":0.0005,"vega":7.9564,"theta":-1.4881,"rho":-2.4204,"theo":75.1759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.56,"last_trade_time":"2026-02-02T12:40:27","percent_change":0.0,"prev_day_close":69.1000022888184},{"option":"SPXW260417C06450000","bid":507.0,"bid_size":4.0,"ask":513.4,"ask_size":4.0,"iv":0.2209,"open_interest":7.0,"volume":0.0,"delta":0.7851,"gamma":0.0005,"vega":7.999,"theta":-1.3271,"rho":7.74,"theo":509.853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":493.42,"last_trade_time":"2026-02-13T15:47:12","percent_change":0.0,"prev_day_close":524.100006103516},{"option":"SPXW260417P06450000","bid":75.5,"bid_size":8.0,"ask":76.3,"ask_size":21.0,"iv":0.2205,"open_interest":155.0,"volume":3.0,"delta":-0.215,"gamma":0.0005,"vega":7.999,"theta":-1.4919,"rho":-2.4432,"theo":75.8719,"change":3.71,"open":62.66,"high":66.87,"low":62.66,"tick":"up","last_trade_price":66.87,"last_trade_time":"2026-02-18T15:54:32","percent_change":5.319,"prev_day_close":69.75},{"option":"SPXW260417C06455000","bid":499.9,"bid_size":2.0,"ask":511.3,"ask_size":2.0,"iv":0.2198,"open_interest":0.0,"volume":0.0,"delta":0.7831,"gamma":0.0005,"vega":8.0416,"theta":-1.3327,"rho":7.7247,"theo":505.5894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":520.799987792969},{"option":"SPXW260417P06455000","bid":76.2,"bid_size":8.0,"ask":77.0,"ask_size":10.0,"iv":0.2199,"open_interest":14.0,"volume":0.0,"delta":-0.217,"gamma":0.0005,"vega":8.0416,"theta":-1.4956,"rho":-2.4664,"theo":76.5751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.6,"last_trade_time":"2026-02-09T15:19:19","percent_change":0.0,"prev_day_close":70.5},{"option":"SPXW260417C06460000","bid":498.5,"bid_size":4.0,"ask":504.5,"ask_size":4.0,"iv":0.2194,"open_interest":0.0,"volume":0.0,"delta":0.781,"gamma":0.0005,"vega":8.0842,"theta":-1.3383,"rho":7.7092,"theo":501.333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.950012207031},{"option":"SPXW260417P06460000","bid":76.9,"bid_size":8.0,"ask":77.7,"ask_size":21.0,"iv":0.2192,"open_interest":35.0,"volume":0.0,"delta":-0.219,"gamma":0.0005,"vega":8.0842,"theta":-1.4993,"rho":-2.4898,"theo":77.2856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":80.3,"last_trade_time":"2026-02-17T11:19:14","percent_change":0.0,"prev_day_close":71.0499992370606},{"option":"SPXW260417C06465000","bid":491.4,"bid_size":2.0,"ask":502.8,"ask_size":2.0,"iv":0.2186,"open_interest":0.0,"volume":0.0,"delta":0.779,"gamma":0.0005,"vega":8.1269,"theta":-1.3438,"rho":7.6934,"theo":497.0841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.799987792969},{"option":"SPXW260417P06465000","bid":77.6,"bid_size":7.0,"ask":78.5,"ask_size":10.0,"iv":0.2186,"open_interest":14.0,"volume":2.0,"delta":-0.221,"gamma":0.0005,"vega":8.1269,"theta":-1.5029,"rho":-2.5135,"theo":78.0034,"change":-12.8,"open":66.1,"high":66.1,"low":64.7,"tick":"down","last_trade_price":64.7,"last_trade_time":"2026-02-18T10:53:11","percent_change":-16.5161,"prev_day_close":71.75},{"option":"SPXW260417C06470000","bid":489.7,"bid_size":4.0,"ask":496.1,"ask_size":4.0,"iv":0.218,"open_interest":0.0,"volume":0.0,"delta":0.7769,"gamma":0.0005,"vega":8.1696,"theta":-1.3493,"rho":7.6773,"theo":492.8427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":506.899993896484},{"option":"SPXW260417P06470000","bid":78.3,"bid_size":18.0,"ask":79.2,"ask_size":21.0,"iv":0.218,"open_interest":36.0,"volume":2.0,"delta":-0.2231,"gamma":0.0005,"vega":8.1696,"theta":-1.5065,"rho":-2.5375,"theo":78.7288,"change":-6.0,"open":72.3,"high":72.3,"low":72.3,"tick":"down","last_trade_price":72.3,"last_trade_time":"2026-02-18T16:01:26","percent_change":-7.66283,"prev_day_close":72.4500007629394},{"option":"SPXW260417C06475000","bid":485.8,"bid_size":4.0,"ask":491.7,"ask_size":4.0,"iv":0.2175,"open_interest":1.0,"volume":0.0,"delta":0.7748,"gamma":0.0005,"vega":8.2122,"theta":-1.3547,"rho":7.661,"theo":488.6089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":482.04,"last_trade_time":"2025-12-17T11:16:44","percent_change":0.0,"prev_day_close":502.650009155273},{"option":"SPXW260417P06475000","bid":79.1,"bid_size":7.0,"ask":79.9,"ask_size":21.0,"iv":0.2174,"open_interest":115.0,"volume":0.0,"delta":-0.2252,"gamma":0.0005,"vega":8.2122,"theta":-1.5101,"rho":-2.5617,"theo":79.4618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.95,"last_trade_time":"2026-02-17T13:34:10","percent_change":0.0,"prev_day_close":73.1500015258789},{"option":"SPXW260417C06480000","bid":481.1,"bid_size":4.0,"ask":487.5,"ask_size":4.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":0.7727,"gamma":0.0005,"vega":8.2548,"theta":-1.3601,"rho":7.6445,"theo":484.3828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.0},{"option":"SPXW260417P06480000","bid":79.8,"bid_size":7.0,"ask":80.7,"ask_size":21.0,"iv":0.2168,"open_interest":65.0,"volume":18.0,"delta":-0.2273,"gamma":0.0005,"vega":8.2548,"theta":-1.5136,"rho":-2.586,"theo":80.2025,"change":-8.45,"open":75.1,"high":75.1,"low":71.3,"tick":"down","last_trade_price":71.3,"last_trade_time":"2026-02-18T15:57:59","percent_change":-10.5956,"prev_day_close":73.7999992370606},{"option":"SPXW260417C06485000","bid":474.5,"bid_size":2.0,"ask":485.9,"ask_size":2.0,"iv":0.2161,"open_interest":0.0,"volume":0.0,"delta":0.7706,"gamma":0.0005,"vega":8.2972,"theta":-1.3654,"rho":7.6277,"theo":480.1645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.600006103516},{"option":"SPXW260417P06485000","bid":80.5,"bid_size":17.0,"ask":81.4,"ask_size":10.0,"iv":0.2161,"open_interest":50.0,"volume":4.0,"delta":-0.2294,"gamma":0.0005,"vega":8.2972,"theta":-1.517,"rho":-2.6107,"theo":80.951,"change":-11.5,"open":67.2,"high":69.0,"low":67.2,"tick":"up","last_trade_price":69.0,"last_trade_time":"2026-02-18T13:36:08","percent_change":-14.2857,"prev_day_close":74.5499992370606},{"option":"SPXW260417C06490000","bid":472.8,"bid_size":4.0,"ask":479.1,"ask_size":4.0,"iv":0.2154,"open_interest":0.0,"volume":0.0,"delta":0.7685,"gamma":0.0005,"vega":8.3395,"theta":-1.3707,"rho":7.6108,"theo":475.954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.899993896484},{"option":"SPXW260417P06490000","bid":81.3,"bid_size":17.0,"ask":82.2,"ask_size":20.0,"iv":0.2155,"open_interest":31.0,"volume":1.0,"delta":-0.2316,"gamma":0.0005,"vega":8.3395,"theta":-1.5204,"rho":-2.6355,"theo":81.7074,"change":-13.1,"open":68.2,"high":68.2,"low":68.2,"tick":"down","last_trade_price":68.2,"last_trade_time":"2026-02-18T12:29:40","percent_change":-16.1132,"prev_day_close":75.25},{"option":"SPXW260417C06495000","bid":466.1,"bid_size":2.0,"ask":477.5,"ask_size":2.0,"iv":0.2149,"open_interest":0.0,"volume":0.0,"delta":0.7663,"gamma":0.0005,"vega":8.3817,"theta":-1.3759,"rho":7.5937,"theo":471.7515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":486.150009155273},{"option":"SPXW260417P06495000","bid":82.1,"bid_size":7.0,"ask":83.0,"ask_size":10.0,"iv":0.2149,"open_interest":45.0,"volume":0.0,"delta":-0.2337,"gamma":0.0005,"vega":8.3817,"theta":-1.5237,"rho":-2.6605,"theo":82.4717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":83.23,"last_trade_time":"2026-02-17T15:41:45","percent_change":0.0,"prev_day_close":75.9500007629394},{"option":"SPXW260417C06500000","bid":464.5,"bid_size":4.0,"ask":470.8,"ask_size":4.0,"iv":0.2143,"open_interest":35.0,"volume":2.0,"delta":0.7641,"gamma":0.0005,"vega":8.4237,"theta":-1.381,"rho":7.5764,"theo":467.557,"change":11.56,"open":465.95,"high":473.41,"low":465.95,"tick":"up","last_trade_price":473.41,"last_trade_time":"2026-02-18T09:52:49","percent_change":2.50298,"prev_day_close":482.049987792969},{"option":"SPXW260417P06500000","bid":82.8,"bid_size":37.0,"ask":83.8,"ask_size":20.0,"iv":0.2142,"open_interest":2137.0,"volume":54.0,"delta":-0.2359,"gamma":0.0005,"vega":8.4237,"theta":-1.527,"rho":-2.6857,"theo":83.244,"change":-5.5,"open":80.69,"high":81.41,"low":67.0,"tick":"down","last_trade_price":75.09,"last_trade_time":"2026-02-18T15:48:31","percent_change":-6.64251,"prev_day_close":76.7000007629394},{"option":"SPXW260417C06505000","bid":457.7,"bid_size":2.0,"ask":469.1,"ask_size":2.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":0.7619,"gamma":0.0005,"vega":8.4656,"theta":-1.3861,"rho":7.559,"theo":463.3706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":477.700012207031},{"option":"SPXW260417P06505000","bid":83.6,"bid_size":17.0,"ask":84.5,"ask_size":10.0,"iv":0.2136,"open_interest":26.0,"volume":11.0,"delta":-0.2381,"gamma":0.0005,"vega":8.4656,"theta":-1.5302,"rho":-2.711,"theo":84.0243,"change":-8.45,"open":70.2,"high":75.2,"low":70.2,"tick":"up","last_trade_price":75.2,"last_trade_time":"2026-02-18T15:52:51","percent_change":-10.1016,"prev_day_close":77.3999977111816},{"option":"SPXW260417C06510000","bid":456.5,"bid_size":4.0,"ask":462.7,"ask_size":4.0,"iv":0.2134,"open_interest":3.0,"volume":0.0,"delta":0.7597,"gamma":0.0005,"vega":8.5074,"theta":-1.3912,"rho":7.5413,"theo":459.1923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":473.15,"last_trade_time":"2026-02-12T11:53:13","percent_change":0.0,"prev_day_close":473.25},{"option":"SPXW260417P06510000","bid":84.4,"bid_size":17.0,"ask":85.3,"ask_size":20.0,"iv":0.213,"open_interest":31.0,"volume":0.0,"delta":-0.2404,"gamma":0.0005,"vega":8.5074,"theta":-1.5334,"rho":-2.7365,"theo":84.8128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.5,"last_trade_time":"2026-02-17T16:02:28","percent_change":0.0,"prev_day_close":78.1500015258789},{"option":"SPXW260417C06515000","bid":449.1,"bid_size":2.0,"ask":460.6,"ask_size":2.0,"iv":0.2121,"open_interest":0.0,"volume":0.0,"delta":0.7574,"gamma":0.0005,"vega":8.549,"theta":-1.3962,"rho":7.5236,"theo":455.0222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":469.199996948242},{"option":"SPXW260417P06515000","bid":85.3,"bid_size":7.0,"ask":86.1,"ask_size":10.0,"iv":0.2124,"open_interest":48.0,"volume":8.0,"delta":-0.2426,"gamma":0.0005,"vega":8.549,"theta":-1.5365,"rho":-2.7622,"theo":85.6096,"change":-11.75,"open":85.2,"high":85.2,"low":73.5,"tick":"down","last_trade_price":73.5,"last_trade_time":"2026-02-18T13:33:56","percent_change":-13.783,"prev_day_close":78.8999977111816},{"option":"SPXW260417C06520000","bid":447.8,"bid_size":4.0,"ask":453.9,"ask_size":4.0,"iv":0.2116,"open_interest":0.0,"volume":0.0,"delta":0.7551,"gamma":0.0006,"vega":8.5905,"theta":-1.4011,"rho":7.5056,"theo":450.8605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":464.5},{"option":"SPXW260417P06520000","bid":86.0,"bid_size":17.0,"ask":86.9,"ask_size":20.0,"iv":0.2117,"open_interest":70.0,"volume":0.0,"delta":-0.2449,"gamma":0.0006,"vega":8.5905,"theta":-1.5395,"rho":-2.788,"theo":86.4146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.1,"last_trade_time":"2026-02-17T16:02:28","percent_change":0.0,"prev_day_close":79.6500015258789},{"option":"SPXW260417C06525000","bid":443.6,"bid_size":4.0,"ask":449.8,"ask_size":4.0,"iv":0.211,"open_interest":2.0,"volume":1.0,"delta":0.7528,"gamma":0.0006,"vega":8.632,"theta":-1.406,"rho":7.4875,"theo":446.707,"change":4.18,"open":445.58,"high":445.58,"low":445.58,"tick":"up","last_trade_price":445.58,"last_trade_time":"2026-02-18T09:32:16","percent_change":0.946988,"prev_day_close":460.25},{"option":"SPXW260417P06525000","bid":86.8,"bid_size":27.0,"ask":87.8,"ask_size":20.0,"iv":0.2111,"open_interest":104.0,"volume":17.0,"delta":-0.2472,"gamma":0.0006,"vega":8.632,"theta":-1.5425,"rho":-2.8141,"theo":87.228,"change":-12.1,"open":74.0,"high":74.8,"low":72.39,"tick":"up","last_trade_price":74.8,"last_trade_time":"2026-02-18T13:32:55","percent_change":-13.924,"prev_day_close":80.3999977111816},{"option":"SPXW260417C06530000","bid":439.9,"bid_size":4.0,"ask":446.0,"ask_size":4.0,"iv":0.2108,"open_interest":0.0,"volume":0.0,"delta":0.7505,"gamma":0.0006,"vega":8.6733,"theta":-1.4108,"rho":7.4691,"theo":442.5621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":456.100006103516},{"option":"SPXW260417P06530000","bid":87.6,"bid_size":27.0,"ask":88.6,"ask_size":20.0,"iv":0.2106,"open_interest":52.0,"volume":0.0,"delta":-0.2495,"gamma":0.0006,"vega":8.6733,"theta":-1.5454,"rho":-2.8403,"theo":88.0498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.8,"last_trade_time":"2026-02-13T15:00:52","percent_change":0.0,"prev_day_close":81.1500015258789},{"option":"SPXW260417C06535000","bid":432.8,"bid_size":2.0,"ask":444.0,"ask_size":2.0,"iv":0.2096,"open_interest":0.0,"volume":0.0,"delta":0.7482,"gamma":0.0006,"vega":8.7147,"theta":-1.4156,"rho":7.4505,"theo":438.4256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":452.399993896484},{"option":"SPXW260417P06535000","bid":88.6,"bid_size":7.0,"ask":89.4,"ask_size":9.0,"iv":0.2099,"open_interest":13.0,"volume":0.0,"delta":-0.2519,"gamma":0.0006,"vega":8.7147,"theta":-1.5483,"rho":-2.8668,"theo":88.8802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.9,"last_trade_time":"2026-02-17T10:54:00","percent_change":0.0,"prev_day_close":81.9500007629394},{"option":"SPXW260417C06540000","bid":431.3,"bid_size":7.0,"ask":437.5,"ask_size":7.0,"iv":0.2092,"open_interest":0.0,"volume":0.0,"delta":0.7458,"gamma":0.0006,"vega":8.7561,"theta":-1.4202,"rho":7.4317,"theo":434.2978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":447.800003051758},{"option":"SPXW260417P06540000","bid":89.4,"bid_size":7.0,"ask":90.3,"ask_size":18.0,"iv":0.2092,"open_interest":82.0,"volume":0.0,"delta":-0.2542,"gamma":0.0006,"vega":8.7561,"theta":-1.5511,"rho":-2.8935,"theo":89.7192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.4,"last_trade_time":"2026-02-17T10:14:06","percent_change":0.0,"prev_day_close":82.75},{"option":"SPXW260417C06545000","bid":424.4,"bid_size":2.0,"ask":435.9,"ask_size":2.0,"iv":0.2085,"open_interest":1.0,"volume":0.0,"delta":0.7434,"gamma":0.0006,"vega":8.7975,"theta":-1.4249,"rho":7.4126,"theo":430.1788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":516.18,"last_trade_time":"2026-01-29T13:58:07","percent_change":0.0,"prev_day_close":444.0},{"option":"SPXW260417P06545000","bid":90.1,"bid_size":16.0,"ask":91.1,"ask_size":9.0,"iv":0.2086,"open_interest":32.0,"volume":1.0,"delta":-0.2566,"gamma":0.0006,"vega":8.7975,"theta":-1.5538,"rho":-2.9205,"theo":90.5669,"change":-13.0,"open":77.3,"high":77.3,"low":77.3,"tick":"down","last_trade_price":77.3,"last_trade_time":"2026-02-18T13:31:43","percent_change":-14.3965,"prev_day_close":83.5499992370606},{"option":"SPXW260417C06550000","bid":423.1,"bid_size":7.0,"ask":429.5,"ask_size":7.0,"iv":0.2081,"open_interest":123.0,"volume":0.0,"delta":0.741,"gamma":0.0006,"vega":8.8389,"theta":-1.4294,"rho":7.3931,"theo":426.0686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.15,"last_trade_time":"2026-02-06T14:00:26","percent_change":0.0,"prev_day_close":440.050003051758},{"option":"SPXW260417P06550000","bid":91.0,"bid_size":25.0,"ask":92.0,"ask_size":18.0,"iv":0.2079,"open_interest":145.0,"volume":17.0,"delta":-0.259,"gamma":0.0006,"vega":8.8389,"theta":-1.5565,"rho":-2.9478,"theo":91.4236,"change":4.36,"open":74.0,"high":87.47,"low":74.0,"tick":"down","last_trade_price":80.92,"last_trade_time":"2026-02-18T15:54:32","percent_change":5.16894,"prev_day_close":84.3499984741211},{"option":"SPXW260417C06555000","bid":416.3,"bid_size":2.0,"ask":427.6,"ask_size":2.0,"iv":0.2072,"open_interest":1.0,"volume":1.0,"delta":0.7386,"gamma":0.0006,"vega":8.8803,"theta":-1.4339,"rho":7.3734,"theo":421.9675,"change":39.23,"open":456.28,"high":456.28,"low":456.28,"tick":"up","last_trade_price":456.28,"last_trade_time":"2026-02-18T11:16:58","percent_change":9.40655,"prev_day_close":436.100006103516},{"option":"SPXW260417P06555000","bid":92.0,"bid_size":7.0,"ask":92.8,"ask_size":9.0,"iv":0.2074,"open_interest":76.0,"volume":2.0,"delta":-0.2615,"gamma":0.0006,"vega":8.8803,"theta":-1.5591,"rho":-2.9755,"theo":92.2892,"change":-14.95,"open":77.1,"high":77.1,"low":77.1,"tick":"down","last_trade_price":77.1,"last_trade_time":"2026-02-18T11:25:08","percent_change":-16.2412,"prev_day_close":85.1500015258789},{"option":"SPXW260417C06560000","bid":415.2,"bid_size":7.0,"ask":421.0,"ask_size":7.0,"iv":0.2068,"open_interest":2.0,"volume":1.0,"delta":0.7361,"gamma":0.0006,"vega":8.9218,"theta":-1.4383,"rho":7.3532,"theo":417.8755,"change":39.13,"open":452.13,"high":452.13,"low":452.13,"tick":"up","last_trade_price":452.13,"last_trade_time":"2026-02-18T11:16:58","percent_change":9.47458,"prev_day_close":431.600006103516},{"option":"SPXW260417P06560000","bid":92.8,"bid_size":9.0,"ask":93.7,"ask_size":18.0,"iv":0.2067,"open_interest":349.0,"volume":0.0,"delta":-0.2639,"gamma":0.0006,"vega":8.9218,"theta":-1.5616,"rho":-3.0035,"theo":93.164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.98,"last_trade_time":"2026-02-17T11:11:26","percent_change":0.0,"prev_day_close":85.9500007629394},{"option":"SPXW260417C06565000","bid":408.1,"bid_size":2.0,"ask":419.4,"ask_size":2.0,"iv":0.2059,"open_interest":0.0,"volume":0.0,"delta":0.7336,"gamma":0.0006,"vega":8.9634,"theta":-1.4427,"rho":7.3327,"theo":413.7928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":427.75},{"option":"SPXW260417P06565000","bid":93.7,"bid_size":7.0,"ask":94.6,"ask_size":9.0,"iv":0.2061,"open_interest":20.0,"volume":1.0,"delta":-0.2664,"gamma":0.0006,"vega":8.9634,"theta":-1.5641,"rho":-3.0319,"theo":94.0482,"change":-9.15,"open":84.7,"high":84.7,"low":84.7,"tick":"down","last_trade_price":84.7,"last_trade_time":"2026-02-18T09:59:06","percent_change":-9.7496,"prev_day_close":86.7999992370606},{"option":"SPXW260417C06570000","bid":406.7,"bid_size":7.0,"ask":412.8,"ask_size":7.0,"iv":0.2054,"open_interest":6.0,"volume":0.0,"delta":0.7311,"gamma":0.0006,"vega":9.0049,"theta":-1.4469,"rho":7.3118,"theo":409.7196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.2,"last_trade_time":"2026-02-05T10:53:18","percent_change":0.0,"prev_day_close":422.799987792969},{"option":"SPXW260417P06570000","bid":94.5,"bid_size":25.0,"ask":95.5,"ask_size":18.0,"iv":0.2055,"open_interest":71.0,"volume":0.0,"delta":-0.2689,"gamma":0.0006,"vega":9.0049,"theta":-1.5665,"rho":-3.0607,"theo":94.9418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.6,"last_trade_time":"2026-02-17T09:42:04","percent_change":0.0,"prev_day_close":87.6500015258789},{"option":"SPXW260417C06575000","bid":402.8,"bid_size":7.0,"ask":408.8,"ask_size":7.0,"iv":0.2048,"open_interest":11.0,"volume":0.0,"delta":0.7286,"gamma":0.0006,"vega":9.0464,"theta":-1.4511,"rho":7.2906,"theo":405.656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":460.09,"last_trade_time":"2026-02-06T14:00:26","percent_change":0.0,"prev_day_close":418.75},{"option":"SPXW260417P06575000","bid":95.4,"bid_size":25.0,"ask":96.4,"ask_size":18.0,"iv":0.2048,"open_interest":76.0,"volume":16.0,"delta":-0.2714,"gamma":0.0006,"vega":9.0464,"theta":-1.5688,"rho":-3.0899,"theo":95.845,"change":-13.2,"open":81.5,"high":82.5,"low":81.5,"tick":"up","last_trade_price":82.5,"last_trade_time":"2026-02-18T13:34:33","percent_change":-13.7931,"prev_day_close":88.5},{"option":"SPXW260417C06580000","bid":398.7,"bid_size":7.0,"ask":404.7,"ask_size":7.0,"iv":0.2042,"open_interest":2.0,"volume":0.0,"delta":0.726,"gamma":0.0006,"vega":9.0879,"theta":-1.4552,"rho":7.2689,"theo":401.6022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.8,"last_trade_time":"2026-02-17T10:35:02","percent_change":0.0,"prev_day_close":414.550003051758},{"option":"SPXW260417P06580000","bid":96.4,"bid_size":9.0,"ask":97.3,"ask_size":18.0,"iv":0.2042,"open_interest":404.0,"volume":0.0,"delta":-0.274,"gamma":0.0006,"vega":9.0879,"theta":-1.571,"rho":-3.1194,"theo":96.758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.24,"last_trade_time":"2026-02-17T11:42:45","percent_change":0.0,"prev_day_close":89.3499984741211},{"option":"SPXW260417C06585000","bid":391.9,"bid_size":2.0,"ask":403.4,"ask_size":2.0,"iv":0.2035,"open_interest":0.0,"volume":0.0,"delta":0.7235,"gamma":0.0006,"vega":9.1293,"theta":-1.4593,"rho":7.2469,"theo":397.5584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.899993896484},{"option":"SPXW260417P06585000","bid":97.4,"bid_size":7.0,"ask":98.3,"ask_size":9.0,"iv":0.2036,"open_interest":20.0,"volume":0.0,"delta":-0.2766,"gamma":0.0006,"vega":9.1293,"theta":-1.5732,"rho":-3.1493,"theo":97.6809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":98.05,"last_trade_time":"2026-02-17T13:38:43","percent_change":0.0,"prev_day_close":90.25},{"option":"SPXW260417C06590000","bid":390.5,"bid_size":7.0,"ask":396.5,"ask_size":7.0,"iv":0.2027,"open_interest":3.0,"volume":0.0,"delta":0.7208,"gamma":0.0006,"vega":9.1705,"theta":-1.4632,"rho":7.2245,"theo":393.5246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.41,"last_trade_time":"2026-01-07T16:08:09","percent_change":0.0,"prev_day_close":406.899993896484},{"option":"SPXW260417P06590000","bid":98.3,"bid_size":7.0,"ask":99.2,"ask_size":18.0,"iv":0.2029,"open_interest":130.0,"volume":2.0,"delta":-0.2792,"gamma":0.0006,"vega":9.1705,"theta":-1.5752,"rho":-3.1796,"theo":98.6139,"change":-14.5,"open":84.0,"high":84.0,"low":84.0,"tick":"down","last_trade_price":84.0,"last_trade_time":"2026-02-18T10:36:21","percent_change":-14.7208,"prev_day_close":91.1000022888184},{"option":"SPXW260417C06595000","bid":383.7,"bid_size":2.0,"ask":395.2,"ask_size":2.0,"iv":0.2021,"open_interest":10.0,"volume":0.0,"delta":0.7182,"gamma":0.0006,"vega":9.2115,"theta":-1.4671,"rho":7.2017,"theo":389.501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":398.15,"last_trade_time":"2026-01-21T12:35:17","percent_change":0.0,"prev_day_close":402.699996948242},{"option":"SPXW260417P06595000","bid":99.2,"bid_size":16.0,"ask":100.1,"ask_size":9.0,"iv":0.2022,"open_interest":24.0,"volume":0.0,"delta":-0.2818,"gamma":0.0006,"vega":9.2115,"theta":-1.5772,"rho":-3.2102,"theo":99.5572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.0,"last_trade_time":"2026-02-17T09:38:06","percent_change":0.0,"prev_day_close":91.9500007629394},{"option":"SPXW260417C06600000","bid":382.5,"bid_size":7.0,"ask":388.5,"ask_size":7.0,"iv":0.2015,"open_interest":16.0,"volume":1.0,"delta":0.7156,"gamma":0.0006,"vega":9.2523,"theta":-1.4709,"rho":7.1788,"theo":385.4878,"change":34.08,"open":414.33,"high":414.33,"low":414.33,"tick":"up","last_trade_price":414.33,"last_trade_time":"2026-02-18T10:26:39","percent_change":8.96252,"prev_day_close":398.75},{"option":"SPXW260417P06600000","bid":100.2,"bid_size":15.0,"ask":101.1,"ask_size":25.0,"iv":0.2016,"open_interest":965.0,"volume":137.0,"delta":-0.2845,"gamma":0.0006,"vega":9.2523,"theta":-1.5791,"rho":-3.2411,"theo":100.5108,"change":-11.38,"open":91.44,"high":98.38,"low":81.87,"tick":"down","last_trade_price":89.07,"last_trade_time":"2026-02-18T15:54:32","percent_change":-11.329,"prev_day_close":92.8499984741211},{"option":"SPXW260417C06605000","bid":375.9,"bid_size":2.0,"ask":387.1,"ask_size":2.0,"iv":0.2007,"open_interest":1.0,"volume":0.0,"delta":0.7129,"gamma":0.0006,"vega":9.2929,"theta":-1.4746,"rho":7.1554,"theo":381.4851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.38,"last_trade_time":"2026-02-17T12:22:32","percent_change":0.0,"prev_day_close":394.550003051758},{"option":"SPXW260417P06605000","bid":101.1,"bid_size":16.0,"ask":102.1,"ask_size":9.0,"iv":0.201,"open_interest":29.0,"volume":0.0,"delta":-0.2872,"gamma":0.0006,"vega":9.2929,"theta":-1.5809,"rho":-3.2723,"theo":101.4749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":111.5,"last_trade_time":"2026-02-16T11:23:15","percent_change":0.0,"prev_day_close":93.75},{"option":"SPXW260417C06610000","bid":374.6,"bid_size":7.0,"ask":380.5,"ask_size":7.0,"iv":0.2003,"open_interest":4.0,"volume":0.0,"delta":0.7102,"gamma":0.0006,"vega":9.3331,"theta":-1.4782,"rho":7.1319,"theo":377.493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":378.75,"last_trade_time":"2026-02-17T14:19:54","percent_change":0.0,"prev_day_close":390.100006103516},{"option":"SPXW260417P06610000","bid":102.1,"bid_size":7.0,"ask":103.0,"ask_size":17.0,"iv":0.2003,"open_interest":71.0,"volume":8.0,"delta":-0.2899,"gamma":0.0006,"vega":9.3331,"theta":-1.5826,"rho":-3.3037,"theo":102.4495,"change":-14.45,"open":85.2,"high":88.0,"low":85.2,"tick":"no_change","last_trade_price":88.0,"last_trade_time":"2026-02-18T11:55:06","percent_change":-14.1044,"prev_day_close":94.7000007629394},{"option":"SPXW260417C06615000","bid":367.7,"bid_size":2.0,"ask":379.2,"ask_size":2.0,"iv":0.1995,"open_interest":10.0,"volume":0.0,"delta":0.7074,"gamma":0.0006,"vega":9.373,"theta":-1.4817,"rho":7.1081,"theo":373.5116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":379.54,"last_trade_time":"2026-01-21T12:17:21","percent_change":0.0,"prev_day_close":386.949996948242},{"option":"SPXW260417P06615000","bid":103.1,"bid_size":7.0,"ask":104.0,"ask_size":9.0,"iv":0.1997,"open_interest":69.0,"volume":22.0,"delta":-0.2926,"gamma":0.0006,"vega":9.373,"theta":-1.5843,"rho":-3.3353,"theo":103.4349,"change":-10.4,"open":86.5,"high":93.0,"low":85.2,"tick":"up","last_trade_price":93.0,"last_trade_time":"2026-02-18T15:52:48","percent_change":-10.058,"prev_day_close":95.6500015258789},{"option":"SPXW260417C06620000","bid":366.5,"bid_size":7.0,"ask":372.5,"ask_size":7.0,"iv":0.1989,"open_interest":0.0,"volume":0.0,"delta":0.7047,"gamma":0.0006,"vega":9.4125,"theta":-1.4852,"rho":7.0842,"theo":369.5409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":382.050003051758},{"option":"SPXW260417P06620000","bid":104.0,"bid_size":16.0,"ask":105.0,"ask_size":17.0,"iv":0.199,"open_interest":129.0,"volume":0.0,"delta":-0.2954,"gamma":0.0006,"vega":9.4125,"theta":-1.5858,"rho":-3.3672,"theo":104.4311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":134.23,"last_trade_time":"2026-02-17T10:38:53","percent_change":0.0,"prev_day_close":96.5499992370606},{"option":"SPXW260417C06625000","bid":362.7,"bid_size":7.0,"ask":368.5,"ask_size":7.0,"iv":0.1983,"open_interest":9.0,"volume":0.0,"delta":0.7019,"gamma":0.0006,"vega":9.4517,"theta":-1.4885,"rho":7.06,"theo":365.5812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":412.59,"last_trade_time":"2025-12-19T11:16:19","percent_change":0.0,"prev_day_close":378.050003051758},{"option":"SPXW260417P06625000","bid":105.1,"bid_size":7.0,"ask":106.0,"ask_size":17.0,"iv":0.1984,"open_interest":95.0,"volume":3.0,"delta":-0.2981,"gamma":0.0006,"vega":9.4517,"theta":-1.5873,"rho":-3.3992,"theo":105.4381,"change":-15.9,"open":88.7,"high":90.0,"low":88.7,"tick":"down","last_trade_price":89.6,"last_trade_time":"2026-02-18T13:27:32","percent_change":-15.0711,"prev_day_close":97.5},{"option":"SPXW260417C06630000","bid":358.8,"bid_size":7.0,"ask":364.6,"ask_size":7.0,"iv":0.1977,"open_interest":2.0,"volume":0.0,"delta":0.6991,"gamma":0.0006,"vega":9.4905,"theta":-1.4918,"rho":7.0357,"theo":361.6324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":318.2,"last_trade_time":"2026-02-17T10:35:02","percent_change":0.0,"prev_day_close":373.949996948242},{"option":"SPXW260417P06630000","bid":106.1,"bid_size":7.0,"ask":107.0,"ask_size":17.0,"iv":0.1977,"open_interest":71.0,"volume":0.0,"delta":-0.301,"gamma":0.0006,"vega":9.4905,"theta":-1.5887,"rho":-3.4315,"theo":106.4561,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.2,"last_trade_time":"2026-02-17T09:38:06","percent_change":0.0,"prev_day_close":98.4500007629394},{"option":"SPXW260417C06635000","bid":352.0,"bid_size":2.0,"ask":363.5,"ask_size":2.0,"iv":0.197,"open_interest":11.0,"volume":0.0,"delta":0.6962,"gamma":0.0006,"vega":9.5289,"theta":-1.4949,"rho":7.0112,"theo":357.6946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":331.0,"last_trade_time":"2026-02-17T12:55:04","percent_change":0.0,"prev_day_close":370.800003051758},{"option":"SPXW260417P06635000","bid":107.1,"bid_size":15.0,"ask":108.1,"ask_size":8.0,"iv":0.1971,"open_interest":46.0,"volume":1.0,"delta":-0.3038,"gamma":0.0006,"vega":9.5289,"theta":-1.5899,"rho":-3.4639,"theo":107.4851,"change":-18.1,"open":89.5,"high":89.5,"low":89.5,"tick":"down","last_trade_price":89.5,"last_trade_time":"2026-02-18T11:37:05","percent_change":-16.8216,"prev_day_close":99.4500007629394},{"option":"SPXW260417C06640000","bid":353.3,"bid_size":1.0,"ask":354.5,"ask_size":1.0,"iv":0.1965,"open_interest":4.0,"volume":0.0,"delta":0.6934,"gamma":0.0007,"vega":9.5671,"theta":-1.498,"rho":6.9864,"theo":353.768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":471.32,"last_trade_time":"2026-01-27T10:57:07","percent_change":0.0,"prev_day_close":366.300003051758},{"option":"SPXW260417P06640000","bid":108.2,"bid_size":7.0,"ask":109.1,"ask_size":16.0,"iv":0.1965,"open_interest":115.0,"volume":1.0,"delta":-0.3067,"gamma":0.0007,"vega":9.5671,"theta":-1.5911,"rho":-3.4965,"theo":108.5253,"change":-12.18,"open":96.37,"high":96.37,"low":96.37,"tick":"down","last_trade_price":96.37,"last_trade_time":"2026-02-18T15:54:28","percent_change":-11.2206,"prev_day_close":100.349998474121},{"option":"SPXW260417C06645000","bid":349.4,"bid_size":1.0,"ask":350.7,"ask_size":1.0,"iv":0.1959,"open_interest":0.0,"volume":0.0,"delta":0.6905,"gamma":0.0007,"vega":9.6049,"theta":-1.5009,"rho":6.9614,"theo":349.8526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":362.400009155273},{"option":"SPXW260417P06645000","bid":109.2,"bid_size":7.0,"ask":110.1,"ask_size":8.0,"iv":0.1958,"open_interest":87.0,"volume":0.0,"delta":-0.3096,"gamma":0.0007,"vega":9.6049,"theta":-1.5922,"rho":-3.5294,"theo":109.5767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":105.5,"last_trade_time":"2026-02-13T12:05:43","percent_change":0.0,"prev_day_close":101.349998474121},{"option":"SPXW260417C06650000","bid":345.5,"bid_size":1.0,"ask":346.7,"ask_size":1.0,"iv":0.1952,"open_interest":88.0,"volume":0.0,"delta":0.6875,"gamma":0.0007,"vega":9.6425,"theta":-1.5038,"rho":6.9362,"theo":345.9485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":468.64,"last_trade_time":"2026-01-27T15:19:34","percent_change":0.0,"prev_day_close":358.100006103516},{"option":"SPXW260417P06650000","bid":110.3,"bid_size":7.0,"ask":111.2,"ask_size":16.0,"iv":0.1952,"open_interest":649.0,"volume":13.0,"delta":-0.3125,"gamma":0.0007,"vega":9.6425,"theta":-1.5932,"rho":-3.5625,"theo":110.6394,"change":-12.52,"open":92.66,"high":107.47,"low":91.38,"tick":"down","last_trade_price":98.28,"last_trade_time":"2026-02-18T15:54:28","percent_change":-11.2996,"prev_day_close":102.349998474121},{"option":"SPXW260417C06655000","bid":341.6,"bid_size":1.0,"ask":342.9,"ask_size":1.0,"iv":0.1946,"open_interest":6.0,"volume":0.0,"delta":0.6846,"gamma":0.0007,"vega":9.6798,"theta":-1.5066,"rho":6.9106,"theo":342.0559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":326.1,"last_trade_time":"2026-02-05T10:46:12","percent_change":0.0,"prev_day_close":354.550003051758},{"option":"SPXW260417P06655000","bid":111.3,"bid_size":15.0,"ask":112.3,"ask_size":8.0,"iv":0.1945,"open_interest":51.0,"volume":0.0,"delta":-0.3154,"gamma":0.0007,"vega":9.6798,"theta":-1.594,"rho":-3.596,"theo":111.7137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.9,"last_trade_time":"2026-02-17T12:08:14","percent_change":0.0,"prev_day_close":103.349998474121},{"option":"SPXW260417C06660000","bid":337.7,"bid_size":1.0,"ask":339.0,"ask_size":1.0,"iv":0.1939,"open_interest":7.0,"volume":0.0,"delta":0.6816,"gamma":0.0007,"vega":9.7169,"theta":-1.5092,"rho":6.8847,"theo":338.175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.2,"last_trade_time":"2026-02-17T12:55:04","percent_change":0.0,"prev_day_close":350.399993896484},{"option":"SPXW260417P06660000","bid":112.3,"bid_size":15.0,"ask":113.4,"ask_size":15.0,"iv":0.1939,"open_interest":115.0,"volume":0.0,"delta":-0.3184,"gamma":0.0007,"vega":9.7169,"theta":-1.5948,"rho":-3.6298,"theo":112.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.42,"last_trade_time":"2026-02-13T14:24:29","percent_change":0.0,"prev_day_close":104.450000762939},{"option":"SPXW260417C06665000","bid":333.9,"bid_size":1.0,"ask":335.0,"ask_size":1.0,"iv":0.1932,"open_interest":4.0,"volume":0.0,"delta":0.6786,"gamma":0.0007,"vega":9.7538,"theta":-1.5118,"rho":6.8584,"theo":334.3058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.8,"last_trade_time":"2026-02-04T12:51:50","percent_change":0.0,"prev_day_close":346.300003051758},{"option":"SPXW260417P06665000","bid":113.4,"bid_size":15.0,"ask":114.5,"ask_size":8.0,"iv":0.1933,"open_interest":59.0,"volume":0.0,"delta":-0.3214,"gamma":0.0007,"vega":9.7538,"theta":-1.5954,"rho":-3.6639,"theo":113.8971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.0,"last_trade_time":"2026-02-13T13:12:27","percent_change":0.0,"prev_day_close":105.450000762939},{"option":"SPXW260417C06670000","bid":330.0,"bid_size":1.0,"ask":331.2,"ask_size":1.0,"iv":0.1928,"open_interest":1.0,"volume":0.0,"delta":0.6756,"gamma":0.0007,"vega":9.7905,"theta":-1.5142,"rho":6.8317,"theo":330.4486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":348.6,"last_trade_time":"2026-02-04T12:49:14","percent_change":0.0,"prev_day_close":342.349990844727},{"option":"SPXW260417P06670000","bid":114.5,"bid_size":15.0,"ask":115.6,"ask_size":15.0,"iv":0.1926,"open_interest":143.0,"volume":8.0,"delta":-0.3245,"gamma":0.0007,"vega":9.7905,"theta":-1.596,"rho":-3.6986,"theo":115.0067,"change":-4.2,"open":111.9,"high":111.9,"low":95.13,"tick":"up","last_trade_price":111.0,"last_trade_time":"2026-02-18T14:39:17","percent_change":-3.64583,"prev_day_close":106.450000762939},{"option":"SPXW260417C06675000","bid":326.1,"bid_size":1.0,"ask":327.4,"ask_size":1.0,"iv":0.1919,"open_interest":36.0,"volume":0.0,"delta":0.6725,"gamma":0.0007,"vega":9.827,"theta":-1.5165,"rho":6.8045,"theo":326.6035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":407.44,"last_trade_time":"2026-01-22T12:33:10","percent_change":0.0,"prev_day_close":338.449996948242},{"option":"SPXW260417P06675000","bid":115.7,"bid_size":8.0,"ask":116.7,"ask_size":15.0,"iv":0.192,"open_interest":137.0,"volume":0.0,"delta":-0.3276,"gamma":0.0007,"vega":9.827,"theta":-1.5964,"rho":-3.7336,"theo":116.1284,"change":-0.2,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.07,"last_trade_time":"2026-02-17T10:44:14","percent_change":-0.186047,"prev_day_close":107.5},{"option":"SPXW260417C06680000","bid":322.3,"bid_size":1.0,"ask":323.5,"ask_size":1.0,"iv":0.1913,"open_interest":10.0,"volume":0.0,"delta":0.6694,"gamma":0.0007,"vega":9.8633,"theta":-1.5187,"rho":6.7768,"theo":322.7707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":334.399993896484},{"option":"SPXW260417P06680000","bid":116.8,"bid_size":14.0,"ask":117.8,"ask_size":15.0,"iv":0.1912,"open_interest":90.0,"volume":1.0,"delta":-0.3306,"gamma":0.0007,"vega":9.8633,"theta":-1.5968,"rho":-3.7692,"theo":117.2625,"change":-19.15,"open":98.3,"high":98.3,"low":98.3,"tick":"down","last_trade_price":98.3,"last_trade_time":"2026-02-18T12:39:36","percent_change":-16.3048,"prev_day_close":108.549999237061},{"option":"SPXW260417C06685000","bid":318.5,"bid_size":1.0,"ask":319.6,"ask_size":1.0,"iv":0.1907,"open_interest":5.0,"volume":0.0,"delta":0.6663,"gamma":0.0007,"vega":9.8992,"theta":-1.5208,"rho":6.7487,"theo":318.9505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":333.4,"last_trade_time":"2026-01-21T09:37:36","percent_change":0.0,"prev_day_close":330.800003051758},{"option":"SPXW260417P06685000","bid":117.9,"bid_size":14.0,"ask":119.0,"ask_size":8.0,"iv":0.1906,"open_interest":169.0,"volume":0.0,"delta":-0.3338,"gamma":0.0007,"vega":9.8992,"theta":-1.597,"rho":-3.8052,"theo":118.4091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.8,"last_trade_time":"2026-02-13T09:57:38","percent_change":0.0,"prev_day_close":109.650001525879},{"option":"SPXW260417C06690000","bid":314.7,"bid_size":1.0,"ask":315.8,"ask_size":1.0,"iv":0.19,"open_interest":10.0,"volume":0.0,"delta":0.6631,"gamma":0.0007,"vega":9.935,"theta":-1.5228,"rho":6.7201,"theo":315.1431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":424.94,"last_trade_time":"2025-12-26T15:12:30","percent_change":0.0,"prev_day_close":326.75},{"option":"SPXW260417P06690000","bid":119.1,"bid_size":14.0,"ask":120.1,"ask_size":15.0,"iv":0.1899,"open_interest":113.0,"volume":0.0,"delta":-0.3369,"gamma":0.0007,"vega":9.935,"theta":-1.5971,"rho":-3.8417,"theo":119.5685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.3,"last_trade_time":"2026-02-17T12:08:06","percent_change":0.0,"prev_day_close":110.75},{"option":"SPXW260417C06695000","bid":310.5,"bid_size":1.0,"ask":312.0,"ask_size":1.0,"iv":0.1891,"open_interest":0.0,"volume":0.0,"delta":0.6599,"gamma":0.0007,"vega":9.9703,"theta":-1.5247,"rho":6.691,"theo":311.3487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":322.899993896484},{"option":"SPXW260417P06695000","bid":120.2,"bid_size":6.0,"ask":121.3,"ask_size":8.0,"iv":0.1893,"open_interest":35.0,"volume":8.0,"delta":-0.3401,"gamma":0.0007,"vega":9.9703,"theta":-1.597,"rho":-3.8787,"theo":120.7408,"change":-20.2,"open":100.9,"high":100.9,"low":100.9,"tick":"down","last_trade_price":100.9,"last_trade_time":"2026-02-18T12:47:04","percent_change":-16.6804,"prev_day_close":111.849998474121},{"option":"SPXW260417C06700000","bid":307.1,"bid_size":1.0,"ask":308.2,"ask_size":1.0,"iv":0.1887,"open_interest":37.0,"volume":0.0,"delta":0.6567,"gamma":0.0007,"vega":10.0053,"theta":-1.5264,"rho":6.6614,"theo":307.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":308.89,"last_trade_time":"2026-02-17T14:19:54","percent_change":0.0,"prev_day_close":319.050003051758},{"option":"SPXW260417P06700000","bid":121.4,"bid_size":29.0,"ask":122.5,"ask_size":15.0,"iv":0.1886,"open_interest":2631.0,"volume":99.0,"delta":-0.3433,"gamma":0.0007,"vega":10.0053,"theta":-1.5969,"rho":-3.9162,"theo":121.9263,"change":1.15,"open":111.52,"high":115.85,"low":99.97,"tick":"down","last_trade_price":112.55,"last_trade_time":"2026-02-18T15:43:27","percent_change":1.01815,"prev_day_close":112.950000762939},{"option":"SPXW260417C06705000","bid":303.3,"bid_size":2.0,"ask":304.5,"ask_size":2.0,"iv":0.188,"open_interest":13.0,"volume":0.0,"delta":0.6535,"gamma":0.0007,"vega":10.0398,"theta":-1.528,"rho":6.6314,"theo":303.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":297.2,"last_trade_time":"2026-02-13T15:59:43","percent_change":0.0,"prev_day_close":315.199996948242},{"option":"SPXW260417P06705000","bid":122.7,"bid_size":6.0,"ask":123.7,"ask_size":7.0,"iv":0.188,"open_interest":80.0,"volume":0.0,"delta":-0.3466,"gamma":0.0007,"vega":10.0398,"theta":-1.5966,"rho":-3.954,"theo":123.1252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":142.29,"last_trade_time":"2026-02-17T10:19:58","percent_change":0.0,"prev_day_close":114.100002288818},{"option":"SPXW260417C06710000","bid":299.5,"bid_size":2.0,"ask":300.8,"ask_size":2.0,"iv":0.1873,"open_interest":11.0,"volume":0.0,"delta":0.6502,"gamma":0.0007,"vega":10.0738,"theta":-1.5295,"rho":6.6012,"theo":300.045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.3,"last_trade_time":"2026-02-17T14:19:54","percent_change":0.0,"prev_day_close":311.399993896484},{"option":"SPXW260417P06710000","bid":123.9,"bid_size":6.0,"ask":124.9,"ask_size":14.0,"iv":0.1873,"open_interest":70.0,"volume":2.0,"delta":-0.3498,"gamma":0.0007,"vega":10.0738,"theta":-1.5962,"rho":-3.9922,"theo":124.3376,"change":-6.66,"open":122.44,"high":122.44,"low":118.09,"tick":"down","last_trade_price":118.09,"last_trade_time":"2026-02-18T14:36:32","percent_change":-5.33868,"prev_day_close":115.25},{"option":"SPXW260417C06715000","bid":295.8,"bid_size":2.0,"ask":297.0,"ask_size":2.0,"iv":0.1867,"open_interest":10.0,"volume":0.0,"delta":0.6469,"gamma":0.0007,"vega":10.1072,"theta":-1.5308,"rho":6.5705,"theo":296.3043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":361.17,"last_trade_time":"2026-01-23T15:17:34","percent_change":0.0,"prev_day_close":307.550003051758},{"option":"SPXW260417P06715000","bid":125.0,"bid_size":13.0,"ask":126.1,"ask_size":7.0,"iv":0.1867,"open_interest":47.0,"volume":0.0,"delta":-0.3532,"gamma":0.0007,"vega":10.1072,"theta":-1.5957,"rho":-4.0307,"theo":125.5636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.3,"last_trade_time":"2026-02-13T10:01:22","percent_change":0.0,"prev_day_close":116.349998474121},{"option":"SPXW260417C06720000","bid":292.1,"bid_size":2.0,"ask":293.3,"ask_size":2.0,"iv":0.1858,"open_interest":9.0,"volume":0.0,"delta":0.6435,"gamma":0.0007,"vega":10.1401,"theta":-1.5321,"rho":6.5396,"theo":292.5774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":406.43,"last_trade_time":"2026-01-07T11:00:34","percent_change":0.0,"prev_day_close":303.75},{"option":"SPXW260417P06720000","bid":126.3,"bid_size":7.0,"ask":127.3,"ask_size":14.0,"iv":0.186,"open_interest":159.0,"volume":0.0,"delta":-0.3565,"gamma":0.0007,"vega":10.1401,"theta":-1.595,"rho":-4.0695,"theo":126.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.1,"last_trade_time":"2026-02-17T15:54:31","percent_change":0.0,"prev_day_close":117.5},{"option":"SPXW260417C06725000","bid":288.3,"bid_size":2.0,"ask":289.5,"ask_size":2.0,"iv":0.1854,"open_interest":23.0,"volume":0.0,"delta":0.6402,"gamma":0.0007,"vega":10.1724,"theta":-1.5331,"rho":6.5085,"theo":288.8643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.4,"last_trade_time":"2026-02-05T13:23:13","percent_change":0.0,"prev_day_close":299.949996948242},{"option":"SPXW260417P06725000","bid":127.6,"bid_size":6.0,"ask":128.6,"ask_size":14.0,"iv":0.1854,"open_interest":126.0,"volume":1.0,"delta":-0.3599,"gamma":0.0007,"vega":10.1724,"theta":-1.5942,"rho":-4.1085,"theo":128.0573,"change":6.05,"open":119.69,"high":119.69,"low":119.69,"tick":"down","last_trade_price":119.69,"last_trade_time":"2026-02-18T09:30:05","percent_change":5.09474,"prev_day_close":118.75},{"option":"SPXW260417C06730000","bid":284.6,"bid_size":2.0,"ask":285.8,"ask_size":2.0,"iv":0.1848,"open_interest":7.0,"volume":0.0,"delta":0.6368,"gamma":0.0008,"vega":10.2039,"theta":-1.5341,"rho":6.4772,"theo":285.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.3,"last_trade_time":"2026-02-17T10:15:59","percent_change":0.0,"prev_day_close":296.199996948242},{"option":"SPXW260417P06730000","bid":128.8,"bid_size":13.0,"ask":129.8,"ask_size":13.0,"iv":0.1846,"open_interest":104.0,"volume":1.0,"delta":-0.3633,"gamma":0.0008,"vega":10.2039,"theta":-1.5933,"rho":-4.1477,"theo":129.325,"change":-0.3,"open":119.33,"high":119.33,"low":119.33,"tick":"down","last_trade_price":119.33,"last_trade_time":"2026-02-18T16:00:44","percent_change":-0.25021,"prev_day_close":119.900001525879},{"option":"SPXW260417C06735000","bid":280.9,"bid_size":2.0,"ask":282.1,"ask_size":2.0,"iv":0.184,"open_interest":3.0,"volume":0.0,"delta":0.6333,"gamma":0.0008,"vega":10.2349,"theta":-1.5349,"rho":6.4457,"theo":281.4804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.0,"last_trade_time":"2026-01-29T12:15:01","percent_change":0.0,"prev_day_close":292.399993896484},{"option":"SPXW260417P06735000","bid":130.0,"bid_size":13.0,"ask":131.1,"ask_size":7.0,"iv":0.184,"open_interest":65.0,"volume":1.0,"delta":-0.3667,"gamma":0.0008,"vega":10.2349,"theta":-1.5922,"rho":-4.1871,"theo":130.6069,"change":-10.57,"open":120.58,"high":120.58,"low":120.58,"tick":"down","last_trade_price":120.58,"last_trade_time":"2026-02-18T16:00:44","percent_change":-8.05947,"prev_day_close":121.099998474121},{"option":"SPXW260417C06740000","bid":277.3,"bid_size":2.0,"ask":278.5,"ask_size":2.0,"iv":0.1833,"open_interest":28.0,"volume":0.0,"delta":0.6299,"gamma":0.0008,"vega":10.2652,"theta":-1.5356,"rho":6.414,"theo":277.8097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":264.3,"last_trade_time":"2026-02-17T09:33:23","percent_change":0.0,"prev_day_close":288.650009155273},{"option":"SPXW260417P06740000","bid":131.3,"bid_size":13.0,"ask":132.4,"ask_size":13.0,"iv":0.1833,"open_interest":214.0,"volume":0.0,"delta":-0.3702,"gamma":0.0008,"vega":10.2652,"theta":-1.591,"rho":-4.2267,"theo":131.9031,"change":-0.35,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.8,"last_trade_time":"2026-02-12T10:04:30","percent_change":-0.286063,"prev_day_close":122.349998474121},{"option":"SPXW260417C06745000","bid":273.6,"bid_size":7.0,"ask":274.7,"ask_size":2.0,"iv":0.1827,"open_interest":2.0,"volume":0.0,"delta":0.6264,"gamma":0.0008,"vega":10.2948,"theta":-1.5361,"rho":6.382,"theo":274.1534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.4,"last_trade_time":"2026-02-04T12:53:53","percent_change":0.0,"prev_day_close":284.949996948242},{"option":"SPXW260417P06745000","bid":132.6,"bid_size":13.0,"ask":133.7,"ask_size":7.0,"iv":0.1826,"open_interest":43.0,"volume":0.0,"delta":-0.3736,"gamma":0.0008,"vega":10.2948,"theta":-1.5896,"rho":-4.2665,"theo":133.2135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.2,"last_trade_time":"2026-02-17T15:55:50","percent_change":0.0,"prev_day_close":123.5},{"option":"SPXW260417C06750000","bid":269.9,"bid_size":2.0,"ask":271.2,"ask_size":6.0,"iv":0.182,"open_interest":138.0,"volume":3.0,"delta":0.6228,"gamma":0.0008,"vega":10.3239,"theta":-1.5365,"rho":6.3498,"theo":270.5114,"change":30.42,"open":290.01,"high":297.25,"low":290.01,"tick":"down","last_trade_price":296.27,"last_trade_time":"2026-02-18T10:43:08","percent_change":11.4425,"prev_day_close":281.199996948242},{"option":"SPXW260417P06750000","bid":133.9,"bid_size":20.0,"ask":135.0,"ask_size":13.0,"iv":0.182,"open_interest":2242.0,"volume":13.0,"delta":-0.3772,"gamma":0.0008,"vega":10.3239,"theta":-1.5881,"rho":-4.3066,"theo":134.5384,"change":-7.95,"open":114.27,"high":127.88,"low":114.27,"tick":"down","last_trade_price":127.2,"last_trade_time":"2026-02-18T15:35:45","percent_change":-5.88235,"prev_day_close":124.799999237061},{"option":"SPXW260417C06755000","bid":266.3,"bid_size":7.0,"ask":267.5,"ask_size":2.0,"iv":0.1814,"open_interest":19.0,"volume":0.0,"delta":0.6193,"gamma":0.0008,"vega":10.3523,"theta":-1.5367,"rho":6.3172,"theo":266.8841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":312.0,"last_trade_time":"2026-01-29T11:10:06","percent_change":0.0,"prev_day_close":277.5},{"option":"SPXW260417P06755000","bid":135.3,"bid_size":7.0,"ask":136.4,"ask_size":7.0,"iv":0.1814,"open_interest":25.0,"volume":1.0,"delta":-0.3807,"gamma":0.0008,"vega":10.3523,"theta":-1.5865,"rho":-4.3471,"theo":135.8779,"change":-15.99,"open":120.51,"high":120.51,"low":120.51,"tick":"down","last_trade_price":120.51,"last_trade_time":"2026-02-18T15:54:43","percent_change":-11.7143,"prev_day_close":126.0},{"option":"SPXW260417C06760000","bid":262.7,"bid_size":7.0,"ask":263.8,"ask_size":2.0,"iv":0.1808,"open_interest":5.0,"volume":0.0,"delta":0.6157,"gamma":0.0008,"vega":10.3801,"theta":-1.5368,"rho":6.2843,"theo":263.2716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.4,"last_trade_time":"2026-02-17T09:44:13","percent_change":0.0,"prev_day_close":273.800003051758},{"option":"SPXW260417P06760000","bid":136.7,"bid_size":6.0,"ask":137.7,"ask_size":13.0,"iv":0.1807,"open_interest":62.0,"volume":0.0,"delta":-0.3843,"gamma":0.0008,"vega":10.3801,"theta":-1.5847,"rho":-4.3879,"theo":137.2321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":171.45,"last_trade_time":"2026-02-17T10:01:30","percent_change":0.0,"prev_day_close":127.299999237061},{"option":"SPXW260417C06765000","bid":259.1,"bid_size":2.0,"ask":260.2,"ask_size":2.0,"iv":0.18,"open_interest":6.0,"volume":0.0,"delta":0.6121,"gamma":0.0008,"vega":10.4074,"theta":-1.5368,"rho":6.251,"theo":259.674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":258.3,"last_trade_time":"2026-02-05T10:10:04","percent_change":0.0,"prev_day_close":270.100006103516},{"option":"SPXW260417P06765000","bid":138.0,"bid_size":6.0,"ask":139.1,"ask_size":6.0,"iv":0.1802,"open_interest":26.0,"volume":8.0,"delta":-0.388,"gamma":0.0008,"vega":10.4074,"theta":-1.5827,"rho":-4.4291,"theo":138.6013,"change":-22.8,"open":117.3,"high":117.3,"low":116.5,"tick":"down","last_trade_price":116.5,"last_trade_time":"2026-02-18T12:46:47","percent_change":-16.3675,"prev_day_close":128.599998474121},{"option":"SPXW260417C06770000","bid":255.5,"bid_size":7.0,"ask":256.6,"ask_size":2.0,"iv":0.1795,"open_interest":75.0,"volume":0.0,"delta":0.6084,"gamma":0.0008,"vega":10.4341,"theta":-1.5365,"rho":6.2171,"theo":256.0915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.2,"last_trade_time":"2026-02-06T10:09:33","percent_change":0.0,"prev_day_close":266.449996948242},{"option":"SPXW260417P06770000","bid":139.4,"bid_size":6.0,"ask":140.5,"ask_size":12.0,"iv":0.1795,"open_interest":85.0,"volume":1.0,"delta":-0.3916,"gamma":0.0008,"vega":10.4341,"theta":-1.5806,"rho":-4.4708,"theo":139.9857,"change":-18.9,"open":121.8,"high":121.8,"low":121.8,"tick":"down","last_trade_price":121.8,"last_trade_time":"2026-02-18T11:59:31","percent_change":-13.4328,"prev_day_close":129.900001525879},{"option":"SPXW260417C06775000","bid":251.9,"bid_size":7.0,"ask":253.1,"ask_size":2.0,"iv":0.1787,"open_interest":131.0,"volume":0.0,"delta":0.6047,"gamma":0.0008,"vega":10.4602,"theta":-1.5362,"rho":6.1827,"theo":252.5245,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":250.42,"last_trade_time":"2026-02-12T15:58:19","percent_change":0.0,"prev_day_close":262.800003051758},{"option":"SPXW260417P06775000","bid":140.7,"bid_size":12.0,"ask":141.8,"ask_size":12.0,"iv":0.1788,"open_interest":146.0,"volume":2.0,"delta":-0.3953,"gamma":0.0008,"vega":10.4602,"theta":-1.5784,"rho":-4.5131,"theo":141.3855,"change":-15.7,"open":121.7,"high":126.5,"low":121.7,"tick":"up","last_trade_price":126.5,"last_trade_time":"2026-02-18T15:55:09","percent_change":-11.0408,"prev_day_close":131.200004577637},{"option":"SPXW260417C06780000","bid":248.3,"bid_size":2.0,"ask":249.5,"ask_size":2.0,"iv":0.178,"open_interest":49.0,"volume":0.0,"delta":0.601,"gamma":0.0008,"vega":10.4857,"theta":-1.5356,"rho":6.1478,"theo":248.9733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.71,"last_trade_time":"2026-02-10T10:26:30","percent_change":0.0,"prev_day_close":259.199996948242},{"option":"SPXW260417P06780000","bid":142.2,"bid_size":12.0,"ask":143.3,"ask_size":12.0,"iv":0.1781,"open_interest":87.0,"volume":0.0,"delta":-0.399,"gamma":0.0008,"vega":10.4857,"theta":-1.576,"rho":-4.556,"theo":142.801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.1,"last_trade_time":"2026-02-17T10:37:30","percent_change":0.0,"prev_day_close":132.599998474121},{"option":"SPXW260417C06785000","bid":244.8,"bid_size":7.0,"ask":246.0,"ask_size":2.0,"iv":0.1774,"open_interest":13.0,"volume":0.0,"delta":0.5972,"gamma":0.0008,"vega":10.5106,"theta":-1.535,"rho":6.1122,"theo":245.438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.4,"last_trade_time":"2026-02-17T15:55:55","percent_change":0.0,"prev_day_close":255.599998474121},{"option":"SPXW260417P06785000","bid":143.6,"bid_size":12.0,"ask":144.7,"ask_size":6.0,"iv":0.1773,"open_interest":17.0,"volume":0.0,"delta":-0.4028,"gamma":0.0008,"vega":10.5106,"theta":-1.5734,"rho":-4.5994,"theo":144.2325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":182.25,"last_trade_time":"2026-02-17T10:33:12","percent_change":0.0,"prev_day_close":133.900001525879},{"option":"SPXW260417C06790000","bid":241.3,"bid_size":7.0,"ask":242.5,"ask_size":2.0,"iv":0.1767,"open_interest":25.0,"volume":1.0,"delta":0.5934,"gamma":0.0008,"vega":10.5348,"theta":-1.5341,"rho":6.0761,"theo":241.9189,"change":10.77,"open":248.22,"high":248.22,"low":248.22,"tick":"up","last_trade_price":248.22,"last_trade_time":"2026-02-18T14:53:25","percent_change":4.53569,"prev_day_close":251.949996948242},{"option":"SPXW260417P06790000","bid":145.1,"bid_size":6.0,"ask":146.1,"ask_size":12.0,"iv":0.1767,"open_interest":93.0,"volume":22.0,"delta":-0.4066,"gamma":0.0008,"vega":10.5348,"theta":-1.5706,"rho":-4.6435,"theo":145.6803,"change":-20.77,"open":122.06,"high":126.3,"low":122.06,"tick":"down","last_trade_price":125.78,"last_trade_time":"2026-02-18T13:36:08","percent_change":-14.1726,"prev_day_close":135.299995422363},{"option":"SPXW260417C06795000","bid":237.8,"bid_size":2.0,"ask":238.9,"ask_size":2.0,"iv":0.1761,"open_interest":22.0,"volume":4.0,"delta":0.5896,"gamma":0.0008,"vega":10.5582,"theta":-1.5331,"rho":6.0394,"theo":238.4165,"change":33.05,"open":259.0,"high":267.0,"low":259.0,"tick":"up","last_trade_price":267.0,"last_trade_time":"2026-02-18T13:04:12","percent_change":14.127,"prev_day_close":248.400001525879},{"option":"SPXW260417P06795000","bid":146.5,"bid_size":12.0,"ask":147.6,"ask_size":6.0,"iv":0.176,"open_interest":59.0,"volume":4.0,"delta":-0.4104,"gamma":0.0008,"vega":10.5582,"theta":-1.5677,"rho":-4.688,"theo":147.1446,"change":-24.55,"open":128.4,"high":128.4,"low":123.5,"tick":"down","last_trade_price":123.5,"last_trade_time":"2026-02-18T13:11:55","percent_change":-16.5822,"prev_day_close":136.700004577637},{"option":"SPXW260417C06800000","bid":234.3,"bid_size":7.0,"ask":235.5,"ask_size":2.0,"iv":0.1754,"open_interest":162.0,"volume":21.0,"delta":0.5858,"gamma":0.0008,"vega":10.5809,"theta":-1.5319,"rho":6.0021,"theo":234.9308,"change":10.52,"open":250.8,"high":264.0,"low":241.12,"tick":"down","last_trade_price":241.12,"last_trade_time":"2026-02-18T14:53:25","percent_change":4.56201,"prev_day_close":244.799995422363},{"option":"SPXW260417P06800000","bid":148.0,"bid_size":12.0,"ask":149.1,"ask_size":27.0,"iv":0.1754,"open_interest":6177.0,"volume":82.0,"delta":-0.4143,"gamma":0.0008,"vega":10.5809,"theta":-1.5646,"rho":-4.7332,"theo":148.6257,"change":8.65,"open":140.53,"high":142.5,"low":125.05,"tick":"down","last_trade_price":132.04,"last_trade_time":"2026-02-18T15:54:43","percent_change":6.26585,"prev_day_close":138.049995422363},{"option":"SPXW260417C06805000","bid":230.8,"bid_size":7.0,"ask":232.0,"ask_size":2.0,"iv":0.1746,"open_interest":16.0,"volume":0.0,"delta":0.5819,"gamma":0.0008,"vega":10.6027,"theta":-1.5305,"rho":5.9646,"theo":231.4622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.48,"last_trade_time":"2026-02-13T12:40:39","percent_change":0.0,"prev_day_close":241.25},{"option":"SPXW260417P06805000","bid":149.5,"bid_size":12.0,"ask":150.6,"ask_size":6.0,"iv":0.1747,"open_interest":91.0,"volume":6.0,"delta":-0.4182,"gamma":0.0008,"vega":10.6027,"theta":-1.5614,"rho":-4.7786,"theo":150.1239,"change":-21.4,"open":141.93,"high":141.93,"low":126.6,"tick":"up","last_trade_price":129.7,"last_trade_time":"2026-02-18T13:37:30","percent_change":-14.1628,"prev_day_close":139.5},{"option":"SPXW260417C06810000","bid":227.4,"bid_size":2.0,"ask":228.5,"ask_size":2.0,"iv":0.174,"open_interest":34.0,"volume":0.0,"delta":0.5779,"gamma":0.0008,"vega":10.6237,"theta":-1.529,"rho":5.9266,"theo":228.0108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.8,"last_trade_time":"2026-02-17T10:50:03","percent_change":0.0,"prev_day_close":237.700004577637},{"option":"SPXW260417P06810000","bid":151.0,"bid_size":12.0,"ask":152.1,"ask_size":11.0,"iv":0.1741,"open_interest":76.0,"volume":19.0,"delta":-0.4221,"gamma":0.0008,"vega":10.6237,"theta":-1.558,"rho":-4.8245,"theo":151.6394,"change":-11.5,"open":141.63,"high":141.63,"low":140.1,"tick":"up","last_trade_price":141.1,"last_trade_time":"2026-02-18T14:35:02","percent_change":-7.53604,"prev_day_close":140.900001525879},{"option":"SPXW260417C06815000","bid":223.9,"bid_size":8.0,"ask":225.1,"ask_size":2.0,"iv":0.1734,"open_interest":26.0,"volume":0.0,"delta":0.574,"gamma":0.0008,"vega":10.6437,"theta":-1.5272,"rho":5.8883,"theo":224.5769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.3,"last_trade_time":"2026-02-13T10:00:27","percent_change":0.0,"prev_day_close":234.200004577637},{"option":"SPXW260417P06815000","bid":152.5,"bid_size":12.0,"ask":153.6,"ask_size":6.0,"iv":0.1733,"open_interest":31.0,"volume":0.0,"delta":-0.426,"gamma":0.0008,"vega":10.6437,"theta":-1.5543,"rho":-4.8707,"theo":153.1723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.6,"last_trade_time":"2026-02-17T10:25:51","percent_change":0.0,"prev_day_close":142.349998474121},{"option":"SPXW260417C06820000","bid":220.5,"bid_size":8.0,"ask":221.7,"ask_size":2.0,"iv":0.1728,"open_interest":34.0,"volume":0.0,"delta":0.57,"gamma":0.0008,"vega":10.6627,"theta":-1.5253,"rho":5.8498,"theo":221.1607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":218.4,"last_trade_time":"2026-02-13T10:06:14","percent_change":0.0,"prev_day_close":230.700004577637},{"option":"SPXW260417P06820000","bid":154.1,"bid_size":5.0,"ask":155.2,"ask_size":11.0,"iv":0.1727,"open_interest":113.0,"volume":3.0,"delta":-0.43,"gamma":0.0008,"vega":10.6627,"theta":-1.5505,"rho":-4.917,"theo":154.7228,"change":-7.39,"open":131.8,"high":148.41,"low":131.8,"tick":"no_change","last_trade_price":148.41,"last_trade_time":"2026-02-18T15:01:31","percent_change":-4.74326,"prev_day_close":143.799995422363},{"option":"SPXW260417C06825000","bid":217.1,"bid_size":2.0,"ask":218.3,"ask_size":2.0,"iv":0.172,"open_interest":64.0,"volume":0.0,"delta":0.566,"gamma":0.0008,"vega":10.6808,"theta":-1.5232,"rho":5.8111,"theo":217.7622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.0,"last_trade_time":"2026-02-17T11:00:59","percent_change":0.0,"prev_day_close":227.200004577637},{"option":"SPXW260417P06825000","bid":155.6,"bid_size":6.0,"ask":156.7,"ask_size":11.0,"iv":0.172,"open_interest":109.0,"volume":3.0,"delta":-0.4341,"gamma":0.0008,"vega":10.6808,"theta":-1.5466,"rho":-4.9636,"theo":156.2911,"change":-18.9,"open":137.9,"high":138.5,"low":131.95,"tick":"up","last_trade_price":138.5,"last_trade_time":"2026-02-18T13:44:27","percent_change":-12.0076,"prev_day_close":145.299995422363},{"option":"SPXW260417C06830000","bid":213.7,"bid_size":8.0,"ask":214.9,"ask_size":2.0,"iv":0.1713,"open_interest":21.0,"volume":0.0,"delta":0.5619,"gamma":0.0008,"vega":10.6979,"theta":-1.521,"rho":5.7722,"theo":214.3816,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":217.0,"last_trade_time":"2026-02-13T09:48:02","percent_change":0.0,"prev_day_close":223.699996948242},{"option":"SPXW260417P06830000","bid":157.2,"bid_size":11.0,"ask":158.3,"ask_size":11.0,"iv":0.1713,"open_interest":107.0,"volume":9.0,"delta":-0.4381,"gamma":0.0008,"vega":10.6979,"theta":-1.5424,"rho":-5.0104,"theo":157.8773,"change":-24.45,"open":134.6,"high":134.6,"low":134.6,"tick":"down","last_trade_price":134.6,"last_trade_time":"2026-02-18T12:36:02","percent_change":-15.3725,"prev_day_close":146.799995422363},{"option":"SPXW260417C06835000","bid":210.4,"bid_size":2.0,"ask":211.5,"ask_size":2.0,"iv":0.1706,"open_interest":24.0,"volume":0.0,"delta":0.5578,"gamma":0.0008,"vega":10.7139,"theta":-1.5185,"rho":5.7332,"theo":211.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.4,"last_trade_time":"2026-02-17T15:55:42","percent_change":0.0,"prev_day_close":220.299995422363},{"option":"SPXW260417P06835000","bid":158.8,"bid_size":11.0,"ask":159.9,"ask_size":6.0,"iv":0.1706,"open_interest":22.0,"volume":3.0,"delta":-0.4422,"gamma":0.0008,"vega":10.7139,"theta":-1.5381,"rho":-5.0573,"theo":159.4816,"change":8.9,"open":136.3,"high":136.3,"low":136.0,"tick":"down","last_trade_price":136.0,"last_trade_time":"2026-02-18T13:25:36","percent_change":6.00135,"prev_day_close":148.299995422363},{"option":"SPXW260417C06840000","bid":207.0,"bid_size":8.0,"ask":208.2,"ask_size":2.0,"iv":0.17,"open_interest":134.0,"volume":11.0,"delta":0.5536,"gamma":0.0008,"vega":10.7289,"theta":-1.5159,"rho":5.6938,"theo":207.6747,"change":27.3,"open":230.9,"high":230.9,"low":230.9,"tick":"up","last_trade_price":230.9,"last_trade_time":"2026-02-18T11:12:01","percent_change":13.4086,"prev_day_close":216.900001525879},{"option":"SPXW260417P06840000","bid":160.4,"bid_size":6.0,"ask":161.5,"ask_size":11.0,"iv":0.17,"open_interest":204.0,"volume":4.0,"delta":-0.4464,"gamma":0.0008,"vega":10.7289,"theta":-1.5335,"rho":-5.1045,"theo":161.1041,"change":-24.75,"open":139.4,"high":139.4,"low":137.6,"tick":"down","last_trade_price":137.6,"last_trade_time":"2026-02-18T13:25:27","percent_change":-15.2448,"prev_day_close":149.900001525879},{"option":"SPXW260417C06845000","bid":203.7,"bid_size":2.0,"ask":204.8,"ask_size":2.0,"iv":0.1693,"open_interest":14.0,"volume":0.0,"delta":0.5495,"gamma":0.0009,"vega":10.743,"theta":-1.513,"rho":5.6542,"theo":204.3488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.64,"last_trade_time":"2026-02-17T09:55:46","percent_change":0.0,"prev_day_close":213.5},{"option":"SPXW260417P06845000","bid":162.1,"bid_size":5.0,"ask":163.2,"ask_size":6.0,"iv":0.1693,"open_interest":53.0,"volume":2.0,"delta":-0.4506,"gamma":0.0009,"vega":10.743,"theta":-1.5288,"rho":-5.152,"theo":162.745,"change":-24.7,"open":137.9,"high":139.3,"low":137.9,"tick":"up","last_trade_price":139.3,"last_trade_time":"2026-02-18T13:26:36","percent_change":-15.061,"prev_day_close":151.400001525879},{"option":"SPXW260417C06850000","bid":200.4,"bid_size":2.0,"ask":201.5,"ask_size":2.0,"iv":0.1687,"open_interest":215.0,"volume":3.0,"delta":0.5453,"gamma":0.0009,"vega":10.7559,"theta":-1.51,"rho":5.6142,"theo":201.0417,"change":10.9,"open":219.98,"high":222.7,"low":208.05,"tick":"down","last_trade_price":208.05,"last_trade_time":"2026-02-18T15:37:27","percent_change":5.52878,"prev_day_close":210.099998474121},{"option":"SPXW260417P06850000","bid":163.7,"bid_size":11.0,"ask":164.8,"ask_size":11.0,"iv":0.1686,"open_interest":267.0,"volume":25.0,"delta":-0.4548,"gamma":0.0009,"vega":10.7559,"theta":-1.5239,"rho":-5.1999,"theo":164.4046,"change":-12.8,"open":143.65,"high":158.0,"low":137.17,"tick":"up","last_trade_price":153.0,"last_trade_time":"2026-02-18T16:09:48","percent_change":-7.72014,"prev_day_close":153.0},{"option":"SPXW260417C06855000","bid":197.1,"bid_size":2.0,"ask":198.2,"ask_size":2.0,"iv":0.168,"open_interest":23.0,"volume":22.0,"delta":0.541,"gamma":0.0009,"vega":10.7679,"theta":-1.5068,"rho":5.5738,"theo":197.7534,"change":17.95,"open":211.8,"high":211.8,"low":211.8,"tick":"no_change","last_trade_price":211.8,"last_trade_time":"2026-02-18T14:13:39","percent_change":9.25974,"prev_day_close":206.700004577637},{"option":"SPXW260417P06855000","bid":165.4,"bid_size":11.0,"ask":166.5,"ask_size":6.0,"iv":0.168,"open_interest":40.0,"volume":6.0,"delta":-0.459,"gamma":0.0009,"vega":10.7679,"theta":-1.5188,"rho":-5.2483,"theo":166.0832,"change":-25.4,"open":144.9,"high":144.9,"low":141.2,"tick":"up","last_trade_price":142.1,"last_trade_time":"2026-02-18T13:25:21","percent_change":-15.1642,"prev_day_close":154.599998474121},{"option":"SPXW260417C06860000","bid":193.8,"bid_size":9.0,"ask":195.0,"ask_size":2.0,"iv":0.1672,"open_interest":44.0,"volume":74.0,"delta":0.5368,"gamma":0.0009,"vega":10.7788,"theta":-1.5034,"rho":5.5327,"theo":194.4845,"change":6.4,"open":212.2,"high":216.9,"low":195.3,"tick":"no_change","last_trade_price":197.0,"last_trade_time":"2026-02-18T15:24:32","percent_change":3.35782,"prev_day_close":203.400001525879},{"option":"SPXW260417P06860000","bid":167.1,"bid_size":11.0,"ask":168.2,"ask_size":11.0,"iv":0.1673,"open_interest":202.0,"volume":5.0,"delta":-0.4633,"gamma":0.0009,"vega":10.7788,"theta":-1.5135,"rho":-5.2972,"theo":167.7811,"change":-26.15,"open":144.3,"high":145.5,"low":143.1,"tick":"no_change","last_trade_price":143.1,"last_trade_time":"2026-02-18T13:24:38","percent_change":-15.4505,"prev_day_close":156.200004577637},{"option":"SPXW260417C06865000","bid":190.6,"bid_size":2.0,"ask":191.7,"ask_size":2.0,"iv":0.1667,"open_interest":17.0,"volume":0.0,"delta":0.5324,"gamma":0.0009,"vega":10.7886,"theta":-1.4998,"rho":5.491,"theo":191.2353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.12,"last_trade_time":"2026-02-17T14:45:16","percent_change":0.0,"prev_day_close":200.050003051758},{"option":"SPXW260417P06865000","bid":168.8,"bid_size":6.0,"ask":169.9,"ask_size":6.0,"iv":0.1666,"open_interest":36.0,"volume":8.0,"delta":-0.4676,"gamma":0.0009,"vega":10.7886,"theta":-1.508,"rho":-5.3468,"theo":169.4986,"change":-7.88,"open":145.4,"high":163.12,"low":143.3,"tick":"up","last_trade_price":163.12,"last_trade_time":"2026-02-18T14:53:53","percent_change":-4.60819,"prev_day_close":157.900001525879},{"option":"SPXW260417C06870000","bid":187.3,"bid_size":7.0,"ask":188.5,"ask_size":2.0,"iv":0.1659,"open_interest":188.0,"volume":6.0,"delta":0.5281,"gamma":0.0009,"vega":10.7973,"theta":-1.496,"rho":5.4487,"theo":188.0062,"change":-6.9,"open":196.25,"high":196.25,"low":196.25,"tick":"up","last_trade_price":196.25,"last_trade_time":"2026-02-18T14:50:06","percent_change":-3.50788,"prev_day_close":196.700004577637},{"option":"SPXW260417P06870000","bid":170.6,"bid_size":5.0,"ask":171.7,"ask_size":11.0,"iv":0.166,"open_interest":95.0,"volume":0.0,"delta":-0.4719,"gamma":0.0009,"vega":10.7973,"theta":-1.5024,"rho":-5.397,"theo":171.2363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.84,"last_trade_time":"2026-02-17T09:46:02","percent_change":0.0,"prev_day_close":159.5},{"option":"SPXW260417C06875000","bid":184.1,"bid_size":7.0,"ask":185.4,"ask_size":12.0,"iv":0.1653,"open_interest":144.0,"volume":18.0,"delta":0.5237,"gamma":0.0009,"vega":10.8049,"theta":-1.492,"rho":5.4056,"theo":184.7976,"change":14.3,"open":202.1,"high":205.44,"low":191.45,"tick":"up","last_trade_price":195.4,"last_trade_time":"2026-02-18T15:46:36","percent_change":7.89619,"prev_day_close":193.5},{"option":"SPXW260417P06875000","bid":172.3,"bid_size":6.0,"ask":173.4,"ask_size":6.0,"iv":0.1651,"open_interest":233.0,"volume":3.0,"delta":-0.4763,"gamma":0.0009,"vega":10.8049,"theta":-1.4965,"rho":-5.4479,"theo":172.9945,"change":-8.13,"open":151.8,"high":166.47,"low":147.4,"tick":"up","last_trade_price":166.47,"last_trade_time":"2026-02-18T14:53:53","percent_change":-4.65636,"prev_day_close":161.200004577637},{"option":"SPXW260417C06880000","bid":181.0,"bid_size":2.0,"ask":182.1,"ask_size":2.0,"iv":0.1646,"open_interest":126.0,"volume":6.0,"delta":0.5193,"gamma":0.0009,"vega":10.8112,"theta":-1.4878,"rho":5.362,"theo":181.61,"change":11.7,"open":189.7,"high":189.7,"low":189.7,"tick":"up","last_trade_price":189.7,"last_trade_time":"2026-02-18T14:50:06","percent_change":6.57303,"prev_day_close":190.200004577637},{"option":"SPXW260417P06880000","bid":174.1,"bid_size":6.0,"ask":175.2,"ask_size":11.0,"iv":0.1646,"open_interest":64.0,"volume":1.0,"delta":-0.4807,"gamma":0.0009,"vega":10.8112,"theta":-1.4904,"rho":-5.4995,"theo":174.7737,"change":-27.5,"open":149.0,"high":149.0,"low":149.0,"tick":"down","last_trade_price":149.0,"last_trade_time":"2026-02-18T13:24:22","percent_change":-15.5807,"prev_day_close":162.900001525879},{"option":"SPXW260417C06885000","bid":177.8,"bid_size":8.0,"ask":178.9,"ask_size":2.0,"iv":0.164,"open_interest":47.0,"volume":13.0,"delta":0.5149,"gamma":0.0009,"vega":10.8163,"theta":-1.4834,"rho":5.3177,"theo":178.4437,"change":-6.7,"open":198.2,"high":198.2,"low":192.2,"tick":"down","last_trade_price":192.2,"last_trade_time":"2026-02-18T14:13:04","percent_change":-3.58481,"prev_day_close":186.900001525879},{"option":"SPXW260417P06885000","bid":175.9,"bid_size":6.0,"ask":177.0,"ask_size":6.0,"iv":0.1638,"open_interest":41.0,"volume":9.0,"delta":-0.4852,"gamma":0.0009,"vega":10.8163,"theta":-1.4841,"rho":-5.5517,"theo":176.5743,"change":9.5,"open":175.21,"high":175.21,"low":151.6,"tick":"up","last_trade_price":163.0,"last_trade_time":"2026-02-18T14:30:20","percent_change":5.77157,"prev_day_close":164.599998474121},{"option":"SPXW260417C06890000","bid":174.6,"bid_size":7.0,"ask":175.8,"ask_size":2.0,"iv":0.1632,"open_interest":34.0,"volume":28.0,"delta":0.5104,"gamma":0.0009,"vega":10.8201,"theta":-1.4787,"rho":5.273,"theo":175.2993,"change":-6.7,"open":191.9,"high":195.9,"low":188.3,"tick":"down","last_trade_price":188.3,"last_trade_time":"2026-02-18T14:14:37","percent_change":-3.64725,"prev_day_close":183.700004577637},{"option":"SPXW260417P06890000","bid":177.6,"bid_size":19.0,"ask":178.9,"ask_size":24.0,"iv":0.1633,"open_interest":88.0,"volume":9.0,"delta":-0.4896,"gamma":0.0009,"vega":10.8201,"theta":-1.4776,"rho":-5.6042,"theo":178.3966,"change":9.8,"open":155.9,"high":155.9,"low":155.9,"tick":"down","last_trade_price":155.9,"last_trade_time":"2026-02-18T11:54:34","percent_change":5.89297,"prev_day_close":166.299995422363},{"option":"SPXW260417C06895000","bid":171.5,"bid_size":2.0,"ask":172.7,"ask_size":2.0,"iv":0.1626,"open_interest":38.0,"volume":21.0,"delta":0.5059,"gamma":0.0009,"vega":10.8226,"theta":-1.4739,"rho":5.2279,"theo":172.1769,"change":-6.6,"open":188.9,"high":193.7,"low":188.9,"tick":"up","last_trade_price":193.7,"last_trade_time":"2026-02-18T10:44:48","percent_change":-3.65651,"prev_day_close":180.5},{"option":"SPXW260417P06895000","bid":179.5,"bid_size":6.0,"ask":180.7,"ask_size":14.0,"iv":0.1626,"open_interest":51.0,"volume":11.0,"delta":-0.4942,"gamma":0.0009,"vega":10.8226,"theta":-1.4708,"rho":-5.6572,"theo":180.241,"change":9.8,"open":155.8,"high":155.8,"low":154.3,"tick":"up","last_trade_price":155.0,"last_trade_time":"2026-02-18T13:26:24","percent_change":5.82986,"prev_day_close":168.099998474121},{"option":"SPXW260417C06900000","bid":168.4,"bid_size":12.0,"ask":169.6,"ask_size":6.0,"iv":0.162,"open_interest":1368.0,"volume":65.0,"delta":0.5013,"gamma":0.0009,"vega":10.8238,"theta":-1.4688,"rho":5.1826,"theo":169.077,"change":-6.5,"open":175.0,"high":190.02,"low":175.0,"tick":"no_change","last_trade_price":179.0,"last_trade_time":"2026-02-18T14:34:14","percent_change":-3.6661,"prev_day_close":177.299995422363},{"option":"SPXW260417P06900000","bid":181.4,"bid_size":6.0,"ask":182.6,"ask_size":11.0,"iv":0.1619,"open_interest":1848.0,"volume":52.0,"delta":-0.4987,"gamma":0.0009,"vega":10.8238,"theta":-1.4639,"rho":-5.7104,"theo":182.1079,"change":-14.0,"open":156.8,"high":170.0,"low":154.4,"tick":"up","last_trade_price":170.0,"last_trade_time":"2026-02-18T14:35:02","percent_change":-7.6087,"prev_day_close":169.900001525879},{"option":"SPXW260417C06905000","bid":165.4,"bid_size":12.0,"ask":166.5,"ask_size":6.0,"iv":0.1612,"open_interest":24.0,"volume":0.0,"delta":0.4967,"gamma":0.0009,"vega":10.8236,"theta":-1.4636,"rho":5.1371,"theo":165.9997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.0,"last_trade_time":"2026-02-17T09:35:54","percent_change":0.0,"prev_day_close":174.150001525879},{"option":"SPXW260417P06905000","bid":183.2,"bid_size":6.0,"ask":184.5,"ask_size":6.0,"iv":0.1613,"open_interest":25.0,"volume":3.0,"delta":-0.5033,"gamma":0.0009,"vega":10.8236,"theta":-1.4568,"rho":-5.7638,"theo":183.9975,"change":-27.52,"open":158.58,"high":158.58,"low":158.58,"tick":"down","last_trade_price":158.58,"last_trade_time":"2026-02-18T10:45:41","percent_change":-14.7878,"prev_day_close":171.700004577637},{"option":"SPXW260417C06910000","bid":162.3,"bid_size":12.0,"ask":163.4,"ask_size":6.0,"iv":0.1606,"open_interest":82.0,"volume":22.0,"delta":0.4921,"gamma":0.0009,"vega":10.8221,"theta":-1.4581,"rho":5.0914,"theo":162.9455,"change":-6.4,"open":181.94,"high":184.2,"low":175.4,"tick":"down","last_trade_price":175.4,"last_trade_time":"2026-02-18T14:15:07","percent_change":-3.74269,"prev_day_close":171.0},{"option":"SPXW260417P06910000","bid":185.2,"bid_size":6.0,"ask":186.4,"ask_size":6.0,"iv":0.1606,"open_interest":60.0,"volume":3.0,"delta":-0.5079,"gamma":0.0009,"vega":10.8221,"theta":-1.4494,"rho":-5.8173,"theo":185.91,"change":-11.35,"open":155.9,"high":176.7,"low":155.9,"tick":"up","last_trade_price":176.7,"last_trade_time":"2026-02-18T14:43:13","percent_change":-6.03563,"prev_day_close":173.550003051758},{"option":"SPXW260417C06915000","bid":159.3,"bid_size":13.0,"ask":160.4,"ask_size":6.0,"iv":0.16,"open_interest":29.0,"volume":10.0,"delta":0.4874,"gamma":0.0009,"vega":10.8192,"theta":-1.4524,"rho":5.0457,"theo":159.9144,"change":20.3,"open":177.0,"high":177.0,"low":177.0,"tick":"down","last_trade_price":177.0,"last_trade_time":"2026-02-18T13:33:42","percent_change":12.9547,"prev_day_close":167.900001525879},{"option":"SPXW260417P06915000","bid":187.2,"bid_size":2.0,"ask":188.3,"ask_size":2.0,"iv":0.1599,"open_interest":28.0,"volume":10.0,"delta":-0.5126,"gamma":0.0009,"vega":10.8192,"theta":-1.4418,"rho":-5.871,"theo":187.8458,"change":-27.15,"open":161.5,"high":163.8,"low":159.56,"tick":"down","last_trade_price":162.9,"last_trade_time":"2026-02-18T13:30:04","percent_change":-14.2857,"prev_day_close":175.400001525879},{"option":"SPXW260417C06920000","bid":156.3,"bid_size":17.0,"ask":157.4,"ask_size":6.0,"iv":0.1593,"open_interest":62.0,"volume":0.0,"delta":0.4827,"gamma":0.0009,"vega":10.8149,"theta":-1.4465,"rho":4.9998,"theo":156.9068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":151.6,"last_trade_time":"2026-02-17T09:34:37","percent_change":0.0,"prev_day_close":164.799995422363},{"option":"SPXW260417P06920000","bid":189.1,"bid_size":2.0,"ask":190.3,"ask_size":2.0,"iv":0.1592,"open_interest":70.0,"volume":8.0,"delta":-0.5173,"gamma":0.0009,"vega":10.8149,"theta":-1.434,"rho":-5.9248,"theo":189.805,"change":-25.25,"open":164.9,"high":166.7,"low":163.5,"tick":"up","last_trade_price":166.7,"last_trade_time":"2026-02-18T11:57:59","percent_change":-13.1545,"prev_day_close":177.299995422363},{"option":"SPXW260417C06925000","bid":153.3,"bid_size":12.0,"ask":154.4,"ask_size":6.0,"iv":0.1586,"open_interest":120.0,"volume":2.0,"delta":0.478,"gamma":0.0009,"vega":10.8092,"theta":-1.4404,"rho":4.9536,"theo":153.9231,"change":22.47,"open":169.7,"high":173.32,"low":169.7,"tick":"up","last_trade_price":173.32,"last_trade_time":"2026-02-18T11:11:36","percent_change":14.8956,"prev_day_close":161.799995422363},{"option":"SPXW260417P06925000","bid":191.1,"bid_size":2.0,"ask":192.3,"ask_size":2.0,"iv":0.1586,"open_interest":112.0,"volume":3.0,"delta":-0.522,"gamma":0.0009,"vega":10.8092,"theta":-1.426,"rho":-5.9788,"theo":191.788,"change":-26.5,"open":167.2,"high":167.6,"low":167.2,"tick":"up","last_trade_price":167.6,"last_trade_time":"2026-02-18T11:56:59","percent_change":-13.6528,"prev_day_close":179.200004577637},{"option":"SPXW260417C06930000","bid":150.4,"bid_size":17.0,"ask":151.5,"ask_size":6.0,"iv":0.158,"open_interest":119.0,"volume":0.0,"delta":0.4733,"gamma":0.0009,"vega":10.802,"theta":-1.4341,"rho":4.9071,"theo":150.9635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":131.58,"last_trade_time":"2026-02-17T09:55:18","percent_change":0.0,"prev_day_close":158.700004577637},{"option":"SPXW260417P06930000","bid":193.1,"bid_size":2.0,"ask":194.3,"ask_size":2.0,"iv":0.1579,"open_interest":75.0,"volume":13.0,"delta":-0.5268,"gamma":0.0009,"vega":10.802,"theta":-1.4178,"rho":-6.0332,"theo":193.7953,"change":-7.75,"open":177.8,"high":188.4,"low":177.8,"tick":"up","last_trade_price":188.4,"last_trade_time":"2026-02-18T15:29:32","percent_change":-3.95106,"prev_day_close":181.099998474121},{"option":"SPXW260417C06935000","bid":147.5,"bid_size":7.0,"ask":148.5,"ask_size":6.0,"iv":0.1573,"open_interest":37.0,"volume":5.0,"delta":0.4685,"gamma":0.0009,"vega":10.7933,"theta":-1.4276,"rho":4.8602,"theo":148.0286,"change":19.35,"open":164.4,"high":164.4,"low":164.4,"tick":"up","last_trade_price":164.4,"last_trade_time":"2026-02-18T10:10:09","percent_change":13.3402,"prev_day_close":155.700004577637},{"option":"SPXW260417P06935000","bid":195.2,"bid_size":2.0,"ask":196.4,"ask_size":2.0,"iv":0.1574,"open_interest":49.0,"volume":0.0,"delta":-0.5316,"gamma":0.0009,"vega":10.7933,"theta":-1.4094,"rho":-6.0881,"theo":195.8272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.4,"last_trade_time":"2026-02-17T15:55:38","percent_change":0.0,"prev_day_close":183.050003051758},{"option":"SPXW260417C06940000","bid":144.6,"bid_size":12.0,"ask":145.6,"ask_size":6.0,"iv":0.1567,"open_interest":33.0,"volume":20.0,"delta":0.4636,"gamma":0.0009,"vega":10.783,"theta":-1.4208,"rho":4.8126,"theo":145.1189,"change":21.1,"open":161.4,"high":165.1,"low":161.4,"tick":"down","last_trade_price":163.3,"last_trade_time":"2026-02-18T11:53:34","percent_change":14.8383,"prev_day_close":152.700004577637},{"option":"SPXW260417P06940000","bid":197.2,"bid_size":2.0,"ask":198.4,"ask_size":2.0,"iv":0.1565,"open_interest":105.0,"volume":10.0,"delta":-0.5364,"gamma":0.0009,"vega":10.783,"theta":-1.4008,"rho":-6.1435,"theo":197.8843,"change":-31.7,"open":175.0,"high":175.0,"low":167.65,"tick":"up","last_trade_price":168.6,"last_trade_time":"2026-02-18T12:47:34","percent_change":-15.8263,"prev_day_close":185.100006103516},{"option":"SPXW260417C06945000","bid":141.7,"bid_size":12.0,"ask":142.8,"ask_size":6.0,"iv":0.156,"open_interest":44.0,"volume":11.0,"delta":0.4588,"gamma":0.0009,"vega":10.7711,"theta":-1.4139,"rho":4.7643,"theo":142.2349,"change":21.25,"open":160.6,"high":160.6,"low":160.6,"tick":"up","last_trade_price":160.6,"last_trade_time":"2026-02-18T10:27:13","percent_change":15.2494,"prev_day_close":149.700004577637},{"option":"SPXW260417P06945000","bid":199.2,"bid_size":2.0,"ask":200.5,"ask_size":2.0,"iv":0.1559,"open_interest":80.0,"volume":6.0,"delta":-0.5412,"gamma":0.0009,"vega":10.7711,"theta":-1.3919,"rho":-6.1996,"theo":199.9671,"change":-30.9,"open":171.47,"high":171.8,"low":171.47,"tick":"down","last_trade_price":171.6,"last_trade_time":"2026-02-18T13:23:43","percent_change":-15.2593,"prev_day_close":187.100006103516},{"option":"SPXW260417C06950000","bid":138.8,"bid_size":18.0,"ask":139.9,"ask_size":6.0,"iv":0.1553,"open_interest":107.0,"volume":38.0,"delta":0.4539,"gamma":0.0009,"vega":10.7574,"theta":-1.4067,"rho":4.7154,"theo":139.3773,"change":20.0,"open":136.0,"high":160.0,"low":136.0,"tick":"down","last_trade_price":156.6,"last_trade_time":"2026-02-18T13:26:19","percent_change":14.6413,"prev_day_close":146.75},{"option":"SPXW260417P06950000","bid":201.4,"bid_size":2.0,"ask":202.6,"ask_size":2.0,"iv":0.1553,"open_interest":274.0,"volume":32.0,"delta":-0.5461,"gamma":0.0009,"vega":10.7574,"theta":-1.3829,"rho":-6.2565,"theo":202.0762,"change":-14.45,"open":175.98,"high":190.0,"low":169.3,"tick":"up","last_trade_price":190.0,"last_trade_time":"2026-02-18T14:36:01","percent_change":-7.06774,"prev_day_close":189.0},{"option":"SPXW260417C06955000","bid":136.0,"bid_size":6.0,"ask":137.1,"ask_size":6.0,"iv":0.1547,"open_interest":38.0,"volume":22.0,"delta":0.449,"gamma":0.0009,"vega":10.742,"theta":-1.3993,"rho":4.6658,"theo":136.5466,"change":16.05,"open":154.7,"high":155.9,"low":141.9,"tick":"up","last_trade_price":149.9,"last_trade_time":"2026-02-18T15:54:18","percent_change":11.991,"prev_day_close":143.900001525879},{"option":"SPXW260417P06955000","bid":203.5,"bid_size":2.0,"ask":204.8,"ask_size":2.0,"iv":0.1546,"open_interest":91.0,"volume":0.0,"delta":-0.551,"gamma":0.0009,"vega":10.742,"theta":-1.3736,"rho":-6.314,"theo":204.2123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":211.5,"last_trade_time":"2026-02-17T15:54:49","percent_change":0.0,"prev_day_close":191.099998474121},{"option":"SPXW260417C06960000","bid":133.2,"bid_size":18.0,"ask":134.3,"ask_size":6.0,"iv":0.154,"open_interest":58.0,"volume":4.0,"delta":0.444,"gamma":0.0009,"vega":10.7248,"theta":-1.3917,"rho":4.6155,"theo":133.7435,"change":20.55,"open":152.38,"high":152.38,"low":151.6,"tick":"down","last_trade_price":151.6,"last_trade_time":"2026-02-18T13:23:44","percent_change":15.681,"prev_day_close":141.0},{"option":"SPXW260417P06960000","bid":205.8,"bid_size":2.0,"ask":206.9,"ask_size":2.0,"iv":0.1539,"open_interest":98.0,"volume":9.0,"delta":-0.556,"gamma":0.0009,"vega":10.7248,"theta":-1.3641,"rho":-6.3722,"theo":206.376,"change":-30.55,"open":178.3,"high":178.3,"low":178.3,"tick":"down","last_trade_price":178.3,"last_trade_time":"2026-02-18T12:36:50","percent_change":-14.6277,"prev_day_close":193.200004577637},{"option":"SPXW260417C06965000","bid":130.5,"bid_size":7.0,"ask":131.5,"ask_size":6.0,"iv":0.1534,"open_interest":16.0,"volume":0.0,"delta":0.4391,"gamma":0.0009,"vega":10.7058,"theta":-1.3839,"rho":4.5648,"theo":130.9685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.26,"last_trade_time":"2026-02-12T11:06:04","percent_change":0.0,"prev_day_close":138.099998474121},{"option":"SPXW260417P06965000","bid":208.0,"bid_size":2.0,"ask":209.1,"ask_size":2.0,"iv":0.1534,"open_interest":21.0,"volume":1.0,"delta":-0.5609,"gamma":0.0009,"vega":10.7058,"theta":-1.3544,"rho":-6.4307,"theo":208.5678,"change":-35.9,"open":175.3,"high":175.3,"low":175.3,"tick":"down","last_trade_price":175.3,"last_trade_time":"2026-02-18T13:03:50","percent_change":-16.9981,"prev_day_close":195.299995422363},{"option":"SPXW260417C06970000","bid":127.7,"bid_size":18.0,"ask":128.8,"ask_size":6.0,"iv":0.1527,"open_interest":57.0,"volume":12.0,"delta":0.4341,"gamma":0.001,"vega":10.6851,"theta":-1.3758,"rho":4.5138,"theo":128.2221,"change":17.6,"open":144.7,"high":144.7,"low":143.3,"tick":"down","last_trade_price":143.3,"last_trade_time":"2026-02-18T13:41:07","percent_change":14.0016,"prev_day_close":135.299995422363},{"option":"SPXW260417P06970000","bid":210.1,"bid_size":6.0,"ask":211.4,"ask_size":2.0,"iv":0.1527,"open_interest":63.0,"volume":4.0,"delta":-0.5659,"gamma":0.001,"vega":10.6851,"theta":-1.3445,"rho":-6.4896,"theo":210.7883,"change":-22.4,"open":184.06,"high":191.2,"low":184.06,"tick":"up","last_trade_price":191.2,"last_trade_time":"2026-02-18T13:51:54","percent_change":-10.4869,"prev_day_close":197.400001525879},{"option":"SPXW260417C06975000","bid":125.0,"bid_size":17.0,"ask":126.1,"ask_size":6.0,"iv":0.1521,"open_interest":85.0,"volume":3.0,"delta":0.429,"gamma":0.001,"vega":10.6626,"theta":-1.3676,"rho":4.4627,"theo":125.5047,"change":15.63,"open":142.91,"high":142.91,"low":138.68,"tick":"down","last_trade_price":138.68,"last_trade_time":"2026-02-18T14:06:33","percent_change":12.7022,"prev_day_close":132.5},{"option":"SPXW260417P06975000","bid":212.4,"bid_size":2.0,"ask":213.6,"ask_size":2.0,"iv":0.1521,"open_interest":332.0,"volume":1.0,"delta":-0.571,"gamma":0.001,"vega":10.6626,"theta":-1.3344,"rho":-6.5486,"theo":213.0377,"change":-30.02,"open":185.78,"high":185.78,"low":185.78,"tick":"down","last_trade_price":185.78,"last_trade_time":"2026-02-18T12:04:33","percent_change":-13.911,"prev_day_close":199.599998474121},{"option":"SPXW260417C06980000","bid":122.3,"bid_size":18.0,"ask":123.4,"ask_size":6.0,"iv":0.1514,"open_interest":116.0,"volume":5.0,"delta":0.424,"gamma":0.001,"vega":10.6385,"theta":-1.3592,"rho":4.4115,"theo":122.8168,"change":18.6,"open":139.6,"high":139.6,"low":139.0,"tick":"down","last_trade_price":139.0,"last_trade_time":"2026-02-18T13:25:11","percent_change":15.4485,"prev_day_close":129.700004577637},{"option":"SPXW260417P06980000","bid":214.6,"bid_size":6.0,"ask":215.9,"ask_size":2.0,"iv":0.1514,"open_interest":90.0,"volume":0.0,"delta":-0.576,"gamma":0.001,"vega":10.6385,"theta":-1.324,"rho":-6.6077,"theo":215.3165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":237.9,"last_trade_time":"2026-02-13T10:47:30","percent_change":0.0,"prev_day_close":201.75},{"option":"SPXW260417C06985000","bid":119.6,"bid_size":13.0,"ask":120.7,"ask_size":6.0,"iv":0.1508,"open_interest":10.0,"volume":1.0,"delta":0.4189,"gamma":0.001,"vega":10.6128,"theta":-1.3505,"rho":4.3604,"theo":120.1585,"change":16.3,"open":134.1,"high":134.1,"low":134.1,"tick":"up","last_trade_price":134.1,"last_trade_time":"2026-02-18T10:12:22","percent_change":13.837,"prev_day_close":126.950000762939},{"option":"SPXW260417P06985000","bid":217.0,"bid_size":2.0,"ask":218.2,"ask_size":2.0,"iv":0.1509,"open_interest":27.0,"volume":13.0,"delta":-0.5811,"gamma":0.001,"vega":10.6128,"theta":-1.3135,"rho":-6.6667,"theo":217.625,"change":-21.95,"open":194.9,"high":198.5,"low":189.4,"tick":"up","last_trade_price":198.5,"last_trade_time":"2026-02-18T14:22:27","percent_change":-9.95691,"prev_day_close":204.0},{"option":"SPXW260417C06990000","bid":117.0,"bid_size":19.0,"ask":118.1,"ask_size":6.0,"iv":0.1501,"open_interest":64.0,"volume":4.0,"delta":0.4138,"gamma":0.001,"vega":10.5854,"theta":-1.3416,"rho":4.3093,"theo":117.5302,"change":18.05,"open":131.4,"high":133.3,"low":131.4,"tick":"up","last_trade_price":133.3,"last_trade_time":"2026-02-18T13:25:11","percent_change":15.6616,"prev_day_close":124.200000762939},{"option":"SPXW260417P06990000","bid":219.3,"bid_size":6.0,"ask":220.6,"ask_size":2.0,"iv":0.15,"open_interest":62.0,"volume":1.0,"delta":-0.5862,"gamma":0.001,"vega":10.5854,"theta":-1.3027,"rho":-6.7257,"theo":219.9635,"change":-21.45,"open":201.4,"high":201.4,"low":201.4,"tick":"down","last_trade_price":201.4,"last_trade_time":"2026-02-18T14:22:27","percent_change":-9.62531,"prev_day_close":206.400001525879},{"option":"SPXW260417C06995000","bid":114.4,"bid_size":13.0,"ask":115.5,"ask_size":6.0,"iv":0.1495,"open_interest":60.0,"volume":19.0,"delta":0.4087,"gamma":0.001,"vega":10.5564,"theta":-1.3325,"rho":4.2581,"theo":114.9321,"change":10.1,"open":132.5,"high":132.5,"low":116.8,"tick":"up","last_trade_price":122.0,"last_trade_time":"2026-02-18T15:45:41","percent_change":8.96184,"prev_day_close":121.549999237061},{"option":"SPXW260417P06995000","bid":221.7,"bid_size":2.0,"ask":222.9,"ask_size":2.0,"iv":0.1498,"open_interest":23.0,"volume":0.0,"delta":-0.5913,"gamma":0.001,"vega":10.5564,"theta":-1.2918,"rho":-6.7847,"theo":222.3323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.52,"last_trade_time":"2026-02-17T16:09:54","percent_change":0.0,"prev_day_close":208.5},{"option":"SPXW260417C07000000","bid":111.9,"bid_size":29.0,"ask":113.0,"ask_size":6.0,"iv":0.1489,"open_interest":4803.0,"volume":22.0,"delta":0.4036,"gamma":0.001,"vega":10.5256,"theta":-1.3233,"rho":4.2068,"theo":112.3648,"change":-4.85,"open":125.8,"high":129.7,"low":115.5,"tick":"down","last_trade_price":115.5,"last_trade_time":"2026-02-18T15:08:43","percent_change":-4.08077,"prev_day_close":118.849998474121},{"option":"SPXW260417P07000000","bid":224.1,"bid_size":6.0,"ask":225.3,"ask_size":2.0,"iv":0.149,"open_interest":183.0,"volume":12.0,"delta":-0.5965,"gamma":0.001,"vega":10.5256,"theta":-1.2806,"rho":-6.8439,"theo":224.7318,"change":-25.0,"open":194.49,"high":202.6,"low":194.49,"tick":"up","last_trade_price":202.6,"last_trade_time":"2026-02-18T13:55:51","percent_change":-10.9842,"prev_day_close":210.799995422363},{"option":"SPXW260417C07005000","bid":109.4,"bid_size":7.0,"ask":110.4,"ask_size":6.0,"iv":0.1483,"open_interest":41.0,"volume":10.0,"delta":0.3984,"gamma":0.001,"vega":10.493,"theta":-1.3138,"rho":4.1552,"theo":109.8285,"change":17.5,"open":110.03,"high":125.2,"low":110.03,"tick":"up","last_trade_price":125.2,"last_trade_time":"2026-02-18T12:36:54","percent_change":16.2488,"prev_day_close":116.25},{"option":"SPXW260417P07005000","bid":226.6,"bid_size":2.0,"ask":227.8,"ask_size":2.0,"iv":0.1482,"open_interest":18.0,"volume":1.0,"delta":-0.6016,"gamma":0.001,"vega":10.493,"theta":-1.2693,"rho":-6.9034,"theo":227.1623,"change":-27.8,"open":202.6,"high":202.6,"low":202.6,"tick":"up","last_trade_price":202.6,"last_trade_time":"2026-02-18T10:11:11","percent_change":-12.066,"prev_day_close":213.150001525879},{"option":"SPXW260417C07010000","bid":106.9,"bid_size":18.0,"ask":107.9,"ask_size":6.0,"iv":0.1477,"open_interest":89.0,"volume":18.0,"delta":0.3932,"gamma":0.001,"vega":10.4585,"theta":-1.3042,"rho":4.1031,"theo":107.3239,"change":16.75,"open":107.53,"high":124.0,"low":106.62,"tick":"up","last_trade_price":122.0,"last_trade_time":"2026-02-18T12:46:19","percent_change":15.9145,"prev_day_close":113.650001525879},{"option":"SPXW260417P07010000","bid":229.0,"bid_size":6.0,"ask":230.3,"ask_size":2.0,"iv":0.1477,"open_interest":102.0,"volume":1.0,"delta":-0.6068,"gamma":0.001,"vega":10.4585,"theta":-1.2577,"rho":-6.9634,"theo":229.6244,"change":-29.4,"open":203.4,"high":203.4,"low":203.4,"tick":"down","last_trade_price":203.4,"last_trade_time":"2026-02-18T10:30:53","percent_change":-12.6289,"prev_day_close":215.5},{"option":"SPXW260417C07015000","bid":104.5,"bid_size":6.0,"ask":105.5,"ask_size":6.0,"iv":0.1471,"open_interest":75.0,"volume":9.0,"delta":0.388,"gamma":0.001,"vega":10.4218,"theta":-1.2943,"rho":4.0504,"theo":104.8514,"change":16.05,"open":119.7,"high":119.7,"low":118.9,"tick":"down","last_trade_price":118.9,"last_trade_time":"2026-02-18T11:58:09","percent_change":15.6053,"prev_day_close":111.099998474121},{"option":"SPXW260417P07015000","bid":231.5,"bid_size":2.0,"ask":232.8,"ask_size":2.0,"iv":0.147,"open_interest":27.0,"volume":0.0,"delta":-0.612,"gamma":0.001,"vega":10.4218,"theta":-1.246,"rho":-7.0239,"theo":232.1187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":174.2,"last_trade_time":"2026-02-09T15:45:42","percent_change":0.0,"prev_day_close":217.849998474121},{"option":"SPXW260417C07020000","bid":102.0,"bid_size":12.0,"ask":103.0,"ask_size":7.0,"iv":0.1464,"open_interest":52.0,"volume":2.0,"delta":0.3828,"gamma":0.001,"vega":10.383,"theta":-1.2843,"rho":3.9972,"theo":102.4115,"change":14.15,"open":116.6,"high":116.6,"low":114.6,"tick":"down","last_trade_price":114.6,"last_trade_time":"2026-02-18T13:42:28","percent_change":14.0866,"prev_day_close":108.450000762939},{"option":"SPXW260417P07020000","bid":234.0,"bid_size":6.0,"ask":235.3,"ask_size":2.0,"iv":0.1464,"open_interest":44.0,"volume":0.0,"delta":-0.6172,"gamma":0.001,"vega":10.383,"theta":-1.2341,"rho":-7.0851,"theo":234.6457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":255.32,"last_trade_time":"2026-02-17T12:43:12","percent_change":0.0,"prev_day_close":220.299995422363},{"option":"SPXW260417C07025000","bid":99.6,"bid_size":12.0,"ask":100.6,"ask_size":7.0,"iv":0.1458,"open_interest":202.0,"volume":2.0,"delta":0.3776,"gamma":0.001,"vega":10.342,"theta":-1.2741,"rho":3.9433,"theo":100.005,"change":13.29,"open":115.8,"high":115.8,"low":111.39,"tick":"down","last_trade_price":111.39,"last_trade_time":"2026-02-18T14:06:33","percent_change":13.5474,"prev_day_close":106.0},{"option":"SPXW260417P07025000","bid":236.6,"bid_size":6.0,"ask":237.9,"ask_size":2.0,"iv":0.1459,"open_interest":58.0,"volume":0.0,"delta":-0.6225,"gamma":0.001,"vega":10.342,"theta":-1.222,"rho":-7.1468,"theo":237.206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.4,"last_trade_time":"2026-02-12T10:20:25","percent_change":0.0,"prev_day_close":222.799995422363},{"option":"SPXW260417C07030000","bid":97.3,"bid_size":12.0,"ask":98.2,"ask_size":7.0,"iv":0.1452,"open_interest":67.0,"volume":1.0,"delta":0.3723,"gamma":0.001,"vega":10.2987,"theta":-1.2637,"rho":3.889,"theo":97.6322,"change":16.0,"open":111.8,"high":111.8,"low":111.8,"tick":"up","last_trade_price":111.8,"last_trade_time":"2026-02-18T11:57:38","percent_change":16.7015,"prev_day_close":103.549999237061},{"option":"SPXW260417P07030000","bid":239.2,"bid_size":6.0,"ask":240.4,"ask_size":2.0,"iv":0.1451,"open_interest":32.0,"volume":0.0,"delta":-0.6277,"gamma":0.001,"vega":10.2987,"theta":-1.2097,"rho":-7.209,"theo":239.8,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.04,"last_trade_time":"2026-02-17T09:30:50","percent_change":0.0,"prev_day_close":225.150001525879},{"option":"SPXW260417C07035000","bid":94.9,"bid_size":13.0,"ask":95.9,"ask_size":7.0,"iv":0.1446,"open_interest":28.0,"volume":2.0,"delta":0.367,"gamma":0.001,"vega":10.2534,"theta":-1.2531,"rho":3.8346,"theo":95.2935,"change":15.6,"open":109.1,"high":109.1,"low":109.1,"tick":"no_change","last_trade_price":109.1,"last_trade_time":"2026-02-18T11:57:41","percent_change":16.6845,"prev_day_close":101.049999237061},{"option":"SPXW260417P07035000","bid":241.9,"bid_size":2.0,"ask":243.1,"ask_size":2.0,"iv":0.1447,"open_interest":39.0,"volume":0.0,"delta":-0.633,"gamma":0.001,"vega":10.2534,"theta":-1.1972,"rho":-7.2714,"theo":242.428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":238.8,"last_trade_time":"2026-02-12T13:46:57","percent_change":0.0,"prev_day_close":227.799995422363},{"option":"SPXW260417C07040000","bid":92.5,"bid_size":19.0,"ask":93.6,"ask_size":7.0,"iv":0.144,"open_interest":130.0,"volume":4.0,"delta":0.3618,"gamma":0.001,"vega":10.206,"theta":-1.2423,"rho":3.7801,"theo":92.9891,"change":16.1,"open":108.4,"high":108.4,"low":107.4,"tick":"down","last_trade_price":107.4,"last_trade_time":"2026-02-18T11:49:48","percent_change":17.6342,"prev_day_close":98.6500015258789},{"option":"SPXW260417P07040000","bid":244.5,"bid_size":5.0,"ask":245.7,"ask_size":2.0,"iv":0.1441,"open_interest":83.0,"volume":0.0,"delta":-0.6382,"gamma":0.001,"vega":10.206,"theta":-1.1846,"rho":-7.3338,"theo":245.0905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.4,"last_trade_time":"2026-02-12T09:58:21","percent_change":0.0,"prev_day_close":230.349998474121},{"option":"SPXW260417C07045000","bid":90.4,"bid_size":6.0,"ask":91.3,"ask_size":7.0,"iv":0.1435,"open_interest":93.0,"volume":0.0,"delta":0.3565,"gamma":0.001,"vega":10.1568,"theta":-1.2314,"rho":3.7257,"theo":90.7193,"change":-4.15,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":91.6,"last_trade_time":"2026-02-17T11:19:35","percent_change":-4.31169,"prev_day_close":96.25},{"option":"SPXW260417P07045000","bid":247.2,"bid_size":2.0,"ask":248.4,"ask_size":2.0,"iv":0.1435,"open_interest":15.0,"volume":0.0,"delta":-0.6435,"gamma":0.001,"vega":10.1568,"theta":-1.1717,"rho":-7.396,"theo":247.7875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":190.53,"last_trade_time":"2026-01-27T15:57:45","percent_change":0.0,"prev_day_close":232.900001525879},{"option":"SPXW260417C07050000","bid":88.1,"bid_size":14.0,"ask":89.1,"ask_size":22.0,"iv":0.1429,"open_interest":5953.0,"volume":2.0,"delta":0.3512,"gamma":0.001,"vega":10.1059,"theta":-1.2203,"rho":3.6716,"theo":88.4839,"change":7.6,"open":103.1,"high":103.1,"low":94.45,"tick":"down","last_trade_price":94.45,"last_trade_time":"2026-02-18T14:36:32","percent_change":8.75072,"prev_day_close":93.9500007629394},{"option":"SPXW260417P07050000","bid":250.0,"bid_size":2.0,"ask":251.5,"ask_size":2.0,"iv":0.1428,"open_interest":355.0,"volume":0.0,"delta":-0.6488,"gamma":0.001,"vega":10.1059,"theta":-1.1587,"rho":-7.458,"theo":250.5189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.02,"last_trade_time":"2026-01-27T13:51:05","percent_change":0.0,"prev_day_close":235.550003051758},{"option":"SPXW260417C07055000","bid":85.9,"bid_size":8.0,"ask":86.9,"ask_size":22.0,"iv":0.1423,"open_interest":31.0,"volume":7.0,"delta":0.346,"gamma":0.001,"vega":10.0534,"theta":-1.209,"rho":3.6179,"theo":86.283,"change":-4.05,"open":100.6,"high":100.6,"low":92.19,"tick":"down","last_trade_price":92.19,"last_trade_time":"2026-02-18T14:36:32","percent_change":-4.41899,"prev_day_close":91.6500015258789},{"option":"SPXW260417P07055000","bid":252.7,"bid_size":2.0,"ask":253.9,"ask_size":2.0,"iv":0.1423,"open_interest":3.0,"volume":0.0,"delta":-0.6541,"gamma":0.001,"vega":10.0534,"theta":-1.1456,"rho":-7.5196,"theo":253.2848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.8,"last_trade_time":"2026-02-12T13:51:50","percent_change":0.0,"prev_day_close":238.200004577637},{"option":"SPXW260417C07060000","bid":83.7,"bid_size":22.0,"ask":84.7,"ask_size":8.0,"iv":0.1417,"open_interest":55.0,"volume":3.0,"delta":0.3407,"gamma":0.001,"vega":9.9992,"theta":-1.1975,"rho":3.5644,"theo":84.1166,"change":16.17,"open":81.8,"high":99.32,"low":81.8,"tick":"down","last_trade_price":98.72,"last_trade_time":"2026-02-18T13:09:04","percent_change":19.5881,"prev_day_close":89.3499984741211},{"option":"SPXW260417P07060000","bid":255.5,"bid_size":1.0,"ask":256.7,"ask_size":1.0,"iv":0.1418,"open_interest":34.0,"volume":0.0,"delta":-0.6593,"gamma":0.001,"vega":9.9992,"theta":-1.1322,"rho":-7.581,"theo":256.0851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":204.5,"last_trade_time":"2026-02-02T10:04:38","percent_change":0.0,"prev_day_close":240.900001525879},{"option":"SPXW260417C07065000","bid":81.6,"bid_size":7.0,"ask":82.6,"ask_size":8.0,"iv":0.1411,"open_interest":79.0,"volume":1.0,"delta":0.3354,"gamma":0.001,"vega":9.9435,"theta":-1.1859,"rho":3.5109,"theo":81.9845,"change":15.97,"open":96.37,"high":96.37,"low":96.37,"tick":"up","last_trade_price":96.37,"last_trade_time":"2026-02-18T13:09:04","percent_change":19.8632,"prev_day_close":87.0499992370606},{"option":"SPXW260417P07065000","bid":258.3,"bid_size":1.0,"ask":260.0,"ask_size":1.0,"iv":0.1413,"open_interest":13.0,"volume":0.0,"delta":-0.6646,"gamma":0.001,"vega":9.9435,"theta":-1.1188,"rho":-7.6423,"theo":258.9199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":205.9,"last_trade_time":"2026-01-26T12:38:33","percent_change":0.0,"prev_day_close":243.650001525879},{"option":"SPXW260417C07070000","bid":79.4,"bid_size":22.0,"ask":80.5,"ask_size":8.0,"iv":0.1405,"open_interest":43.0,"volume":11.0,"delta":0.3301,"gamma":0.001,"vega":9.886,"theta":-1.1742,"rho":3.4574,"theo":79.8869,"change":16.17,"open":91.6,"high":94.57,"low":91.6,"tick":"up","last_trade_price":94.57,"last_trade_time":"2026-02-18T13:05:48","percent_change":20.625,"prev_day_close":84.8999977111816},{"option":"SPXW260417P07070000","bid":261.2,"bid_size":1.0,"ask":262.4,"ask_size":1.0,"iv":0.1406,"open_interest":87.0,"volume":0.0,"delta":-0.6699,"gamma":0.001,"vega":9.886,"theta":-1.1051,"rho":-7.7038,"theo":261.7891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.27,"last_trade_time":"2026-02-04T12:54:10","percent_change":0.0,"prev_day_close":246.349998474121},{"option":"SPXW260417C07075000","bid":77.4,"bid_size":22.0,"ask":78.4,"ask_size":8.0,"iv":0.14,"open_interest":55.0,"volume":12.0,"delta":0.3249,"gamma":0.0009,"vega":9.8264,"theta":-1.1623,"rho":3.4036,"theo":77.824,"change":10.35,"open":91.2,"high":91.2,"low":86.7,"tick":"no_change","last_trade_price":86.7,"last_trade_time":"2026-02-18T13:51:38","percent_change":13.556,"prev_day_close":82.6500015258789},{"option":"SPXW260417P07075000","bid":264.0,"bid_size":1.0,"ask":265.3,"ask_size":1.0,"iv":0.1401,"open_interest":18.0,"volume":1.0,"delta":-0.6752,"gamma":0.0009,"vega":9.8264,"theta":-1.0913,"rho":-7.7654,"theo":264.6929,"change":-6.22,"open":262.23,"high":262.23,"low":262.23,"tick":"down","last_trade_price":262.23,"last_trade_time":"2026-02-18T09:32:16","percent_change":-2.317,"prev_day_close":249.099998474121},{"option":"SPXW260417C07080000","bid":75.3,"bid_size":22.0,"ask":76.3,"ask_size":8.0,"iv":0.1394,"open_interest":95.0,"volume":17.0,"delta":0.3196,"gamma":0.0009,"vega":9.7647,"theta":-1.1502,"rho":3.3494,"theo":75.7957,"change":13.6,"open":88.8,"high":88.8,"low":87.9,"tick":"down","last_trade_price":87.9,"last_trade_time":"2026-02-18T11:55:27","percent_change":18.3042,"prev_day_close":80.5499992370606},{"option":"SPXW260417P07080000","bid":267.0,"bid_size":1.0,"ask":268.5,"ask_size":1.0,"iv":0.1396,"open_interest":61.0,"volume":0.0,"delta":-0.6804,"gamma":0.0009,"vega":9.7647,"theta":-1.0774,"rho":-7.8275,"theo":267.6315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":295.11,"last_trade_time":"2026-02-13T15:41:23","percent_change":0.0,"prev_day_close":251.949996948242},{"option":"SPXW260417C07085000","bid":73.3,"bid_size":15.0,"ask":74.3,"ask_size":8.0,"iv":0.1389,"open_interest":38.0,"volume":4.0,"delta":0.3143,"gamma":0.0009,"vega":9.7007,"theta":-1.1381,"rho":3.2948,"theo":73.8024,"change":9.35,"open":81.8,"high":81.8,"low":81.8,"tick":"up","last_trade_price":81.8,"last_trade_time":"2026-02-18T14:13:53","percent_change":12.9055,"prev_day_close":78.4500007629394},{"option":"SPXW260417P07085000","bid":270.0,"bid_size":1.0,"ask":271.2,"ask_size":1.0,"iv":0.139,"open_interest":1.0,"volume":0.0,"delta":-0.6857,"gamma":0.0009,"vega":9.7007,"theta":-1.0633,"rho":-7.89,"theo":270.605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":298.16,"last_trade_time":"2026-02-13T15:41:23","percent_change":0.0,"prev_day_close":254.799995422363},{"option":"SPXW260417C07090000","bid":71.4,"bid_size":16.0,"ask":72.4,"ask_size":8.0,"iv":0.1383,"open_interest":68.0,"volume":34.0,"delta":0.3091,"gamma":0.0009,"vega":9.6343,"theta":-1.1257,"rho":3.2399,"theo":71.8442,"change":9.7,"open":82.7,"high":82.7,"low":78.8,"tick":"down","last_trade_price":80.1,"last_trade_time":"2026-02-18T14:22:34","percent_change":13.7784,"prev_day_close":76.3999977111816},{"option":"SPXW260417P07090000","bid":273.0,"bid_size":1.0,"ask":274.2,"ask_size":1.0,"iv":0.1384,"open_interest":74.0,"volume":0.0,"delta":-0.691,"gamma":0.0009,"vega":9.6343,"theta":-1.0491,"rho":-7.9528,"theo":273.6136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.0,"last_trade_time":"2026-01-28T13:09:39","percent_change":0.0,"prev_day_close":257.699996948242},{"option":"SPXW260417C07095000","bid":69.4,"bid_size":16.0,"ask":70.4,"ask_size":8.0,"iv":0.1378,"open_interest":27.0,"volume":9.0,"delta":0.3038,"gamma":0.0009,"vega":9.5657,"theta":-1.1133,"rho":3.1849,"theo":69.9212,"change":1.5,"open":81.5,"high":81.7,"low":78.3,"tick":"down","last_trade_price":78.3,"last_trade_time":"2026-02-18T14:22:21","percent_change":2.01884,"prev_day_close":74.2999992370606},{"option":"SPXW260417P07095000","bid":276.0,"bid_size":1.0,"ask":277.5,"ask_size":1.0,"iv":0.138,"open_interest":12.0,"volume":0.0,"delta":-0.6962,"gamma":0.0009,"vega":9.5657,"theta":-1.0348,"rho":-8.0157,"theo":276.6573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":258.2,"last_trade_time":"2026-01-29T11:19:43","percent_change":0.0,"prev_day_close":260.600006103516},{"option":"SPXW260417C07100000","bid":67.5,"bid_size":25.0,"ask":68.5,"ask_size":24.0,"iv":0.1372,"open_interest":1164.0,"volume":215.0,"delta":0.2986,"gamma":0.0009,"vega":9.4949,"theta":-1.1007,"rho":3.13,"theo":68.0331,"change":8.89,"open":78.3,"high":79.6,"low":70.9,"tick":"up","last_trade_price":75.59,"last_trade_time":"2026-02-18T15:58:30","percent_change":13.3283,"prev_day_close":72.2999992370606},{"option":"SPXW260417P07100000","bid":276.9,"bid_size":4.0,"ask":282.7,"ask_size":4.0,"iv":0.1374,"open_interest":135.0,"volume":2.0,"delta":-0.7014,"gamma":0.0009,"vega":9.4949,"theta":-1.0203,"rho":-8.0784,"theo":279.7361,"change":-36.33,"open":277.81,"high":277.81,"low":247.12,"tick":"down","last_trade_price":247.12,"last_trade_time":"2026-02-18T12:04:33","percent_change":-12.8171,"prev_day_close":263.5},{"option":"SPXW260417C07105000","bid":65.7,"bid_size":9.0,"ask":66.7,"ask_size":9.0,"iv":0.1367,"open_interest":71.0,"volume":7.0,"delta":0.2934,"gamma":0.0009,"vega":9.4222,"theta":-1.0879,"rho":3.0755,"theo":66.1798,"change":9.35,"open":76.5,"high":76.5,"low":74.2,"tick":"no_change","last_trade_price":74.2,"last_trade_time":"2026-02-18T14:22:21","percent_change":14.4179,"prev_day_close":70.2999992370606},{"option":"SPXW260417P07105000","bid":277.2,"bid_size":6.0,"ask":288.6,"ask_size":6.0,"iv":0.137,"open_interest":16.0,"volume":0.0,"delta":-0.7067,"gamma":0.0009,"vega":9.4222,"theta":-1.0056,"rho":-8.1409,"theo":282.8496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":288.28,"last_trade_time":"2026-02-12T15:41:21","percent_change":0.0,"prev_day_close":266.550003051758},{"option":"SPXW260417C07110000","bid":63.9,"bid_size":17.0,"ask":64.8,"ask_size":9.0,"iv":0.1362,"open_interest":78.0,"volume":3.0,"delta":0.2882,"gamma":0.0009,"vega":9.348,"theta":-1.0751,"rho":3.0215,"theo":64.3611,"change":1.4,"open":72.2,"high":72.2,"low":72.2,"tick":"up","last_trade_price":72.2,"last_trade_time":"2026-02-18T14:22:21","percent_change":2.04679,"prev_day_close":68.3999977111816},{"option":"SPXW260417P07110000","bid":283.0,"bid_size":4.0,"ask":288.9,"ask_size":4.0,"iv":0.1362,"open_interest":15.0,"volume":0.0,"delta":-0.7119,"gamma":0.0009,"vega":9.348,"theta":-0.9909,"rho":-8.2027,"theo":285.9976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":291.28,"last_trade_time":"2026-02-12T15:41:21","percent_change":0.0,"prev_day_close":269.350006103516},{"option":"SPXW260417C07115000","bid":62.1,"bid_size":10.0,"ask":63.0,"ask_size":9.0,"iv":0.1357,"open_interest":19.0,"volume":0.0,"delta":0.283,"gamma":0.0009,"vega":9.2724,"theta":-1.0621,"rho":2.9681,"theo":62.5763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.7,"last_trade_time":"2026-02-17T11:05:04","percent_change":0.0,"prev_day_close":66.5},{"option":"SPXW260417P07115000","bid":283.5,"bid_size":6.0,"ask":294.9,"ask_size":6.0,"iv":0.1359,"open_interest":7.0,"volume":0.0,"delta":-0.717,"gamma":0.0009,"vega":9.2724,"theta":-0.976,"rho":-8.2641,"theo":289.1797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":217.9,"last_trade_time":"2026-02-09T15:45:23","percent_change":0.0,"prev_day_close":272.25},{"option":"SPXW260417C07120000","bid":60.3,"bid_size":26.0,"ask":61.3,"ask_size":9.0,"iv":0.1352,"open_interest":44.0,"volume":0.0,"delta":0.2778,"gamma":0.0009,"vega":9.1956,"theta":-1.049,"rho":2.9152,"theo":60.8253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":59.37,"last_trade_time":"2026-02-17T12:09:40","percent_change":0.0,"prev_day_close":64.6000022888184},{"option":"SPXW260417P07120000","bid":289.3,"bid_size":4.0,"ask":295.2,"ask_size":4.0,"iv":0.1351,"open_interest":30.0,"volume":0.0,"delta":-0.7222,"gamma":0.0009,"vega":9.1956,"theta":-0.961,"rho":-8.3249,"theo":292.3955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":277.8,"last_trade_time":"2026-02-03T13:14:59","percent_change":0.0,"prev_day_close":275.299987792969},{"option":"SPXW260417C07125000","bid":58.6,"bid_size":18.0,"ask":59.5,"ask_size":9.0,"iv":0.1347,"open_interest":105.0,"volume":23.0,"delta":0.2727,"gamma":0.0009,"vega":9.1176,"theta":-1.0358,"rho":2.8626,"theo":59.1076,"change":7.1,"open":69.2,"high":70.19,"low":65.0,"tick":"down","last_trade_price":65.0,"last_trade_time":"2026-02-18T15:59:23","percent_change":12.2625,"prev_day_close":62.7999992370606},{"option":"SPXW260417P07125000","bid":292.5,"bid_size":4.0,"ask":298.6,"ask_size":4.0,"iv":0.1347,"open_interest":13.0,"volume":0.0,"delta":-0.7274,"gamma":0.0009,"vega":9.1176,"theta":-0.946,"rho":-8.3853,"theo":295.6446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.7,"last_trade_time":"2026-01-09T12:05:29","percent_change":0.0,"prev_day_close":278.599990844727},{"option":"SPXW260417C07130000","bid":56.9,"bid_size":18.0,"ask":57.8,"ask_size":9.0,"iv":0.1342,"open_interest":51.0,"volume":19.0,"delta":0.2676,"gamma":0.0009,"vega":9.0382,"theta":-1.0225,"rho":2.8102,"theo":57.4231,"change":8.35,"open":67.4,"high":67.4,"low":64.6,"tick":"down","last_trade_price":64.6,"last_trade_time":"2026-02-18T14:22:21","percent_change":14.8444,"prev_day_close":61.0},{"option":"SPXW260417P07130000","bid":295.8,"bid_size":4.0,"ask":301.7,"ask_size":4.0,"iv":0.1341,"open_interest":42.0,"volume":1.0,"delta":-0.7325,"gamma":0.0009,"vega":9.0382,"theta":-0.9308,"rho":-8.4456,"theo":298.9268,"change":-36.95,"open":265.2,"high":265.2,"low":265.2,"tick":"up","last_trade_price":265.2,"last_trade_time":"2026-02-18T12:04:33","percent_change":-12.229,"prev_day_close":281.800003051758},{"option":"SPXW260417C07135000","bid":55.2,"bid_size":16.0,"ask":56.2,"ask_size":9.0,"iv":0.1337,"open_interest":71.0,"volume":0.0,"delta":0.2625,"gamma":0.0009,"vega":8.9572,"theta":-1.009,"rho":2.7577,"theo":55.7715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.2,"last_trade_time":"2026-02-17T16:02:28","percent_change":0.0,"prev_day_close":59.25},{"option":"SPXW260417P07135000","bid":296.6,"bid_size":6.0,"ask":308.1,"ask_size":6.0,"iv":0.1339,"open_interest":14.0,"volume":0.0,"delta":-0.7376,"gamma":0.0009,"vega":8.9572,"theta":-0.9155,"rho":-8.506,"theo":302.2421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":250.4,"last_trade_time":"2026-02-02T09:37:08","percent_change":0.0,"prev_day_close":284.800003051758},{"option":"SPXW260417C07140000","bid":53.6,"bid_size":18.0,"ask":54.6,"ask_size":16.0,"iv":0.1332,"open_interest":144.0,"volume":0.0,"delta":0.2574,"gamma":0.0009,"vega":8.8743,"theta":-0.9956,"rho":2.705,"theo":54.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.1,"last_trade_time":"2026-02-17T11:12:55","percent_change":0.0,"prev_day_close":57.4499988555908},{"option":"SPXW260417P07140000","bid":302.4,"bid_size":4.0,"ask":308.6,"ask_size":4.0,"iv":0.1332,"open_interest":20.0,"volume":0.0,"delta":-0.7426,"gamma":0.0009,"vega":8.8743,"theta":-0.9001,"rho":-8.5665,"theo":305.5903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":256.62,"last_trade_time":"2026-02-12T10:45:33","percent_change":0.0,"prev_day_close":288.349990844727},{"option":"SPXW260417C07145000","bid":52.0,"bid_size":9.0,"ask":53.0,"ask_size":16.0,"iv":0.1327,"open_interest":83.0,"volume":0.0,"delta":0.2524,"gamma":0.0009,"vega":8.7893,"theta":-0.982,"rho":2.6522,"theo":52.5674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":50.1,"last_trade_time":"2026-02-17T16:02:28","percent_change":0.0,"prev_day_close":55.7999992370606},{"option":"SPXW260417P07145000","bid":303.2,"bid_size":6.0,"ask":314.6,"ask_size":6.0,"iv":0.133,"open_interest":21.0,"volume":0.0,"delta":-0.7477,"gamma":0.0009,"vega":8.7893,"theta":-0.8846,"rho":-8.6272,"theo":308.9716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":230.7,"last_trade_time":"2026-02-10T12:31:06","percent_change":0.0,"prev_day_close":290.800003051758},{"option":"SPXW260417C07150000","bid":50.5,"bid_size":20.0,"ask":51.4,"ask_size":10.0,"iv":0.1323,"open_interest":209.0,"volume":7.0,"delta":0.2473,"gamma":0.0009,"vega":8.7022,"theta":-0.9683,"rho":2.5993,"theo":51.0148,"change":1.95,"open":58.09,"high":61.27,"low":51.9,"tick":"down","last_trade_price":51.9,"last_trade_time":"2026-02-18T15:13:31","percent_change":3.9039,"prev_day_close":54.1000003814697},{"option":"SPXW260417P07150000","bid":309.4,"bid_size":4.0,"ask":315.6,"ask_size":4.0,"iv":0.1325,"open_interest":107.0,"volume":1.0,"delta":-0.7527,"gamma":0.0009,"vega":8.7022,"theta":-0.869,"rho":-8.688,"theo":312.3857,"change":-37.95,"open":278.45,"high":278.45,"low":278.45,"tick":"up","last_trade_price":278.45,"last_trade_time":"2026-02-18T13:38:58","percent_change":-11.9943,"prev_day_close":294.699996948242},{"option":"SPXW260417C07155000","bid":48.9,"bid_size":10.0,"ask":49.9,"ask_size":18.0,"iv":0.1318,"open_interest":19.0,"volume":1.0,"delta":0.2424,"gamma":0.0009,"vega":8.6129,"theta":-0.9545,"rho":2.5466,"theo":49.495,"change":8.05,"open":56.5,"high":56.5,"low":56.5,"tick":"up","last_trade_price":56.5,"last_trade_time":"2026-02-18T13:46:48","percent_change":16.6151,"prev_day_close":52.5499992370606},{"option":"SPXW260417P07155000","bid":310.1,"bid_size":6.0,"ask":321.6,"ask_size":6.0,"iv":0.132,"open_interest":26.0,"volume":1.0,"delta":-0.7577,"gamma":0.0009,"vega":8.6129,"theta":-0.8534,"rho":-8.7486,"theo":315.8327,"change":-37.5,"open":281.75,"high":281.75,"low":281.75,"tick":"up","last_trade_price":281.75,"last_trade_time":"2026-02-18T13:38:58","percent_change":-11.7463,"prev_day_close":297.550003051758},{"option":"SPXW260417C07160000","bid":47.5,"bid_size":20.0,"ask":48.4,"ask_size":18.0,"iv":0.1314,"open_interest":30.0,"volume":26.0,"delta":0.2374,"gamma":0.0009,"vega":8.5218,"theta":-0.9407,"rho":2.4944,"theo":48.0077,"change":7.05,"open":57.43,"high":57.45,"low":54.0,"tick":"down","last_trade_price":54.0,"last_trade_time":"2026-02-18T14:22:26","percent_change":15.016,"prev_day_close":50.9500007629394},{"option":"SPXW260417P07160000","bid":316.5,"bid_size":4.0,"ask":322.3,"ask_size":4.0,"iv":0.1316,"open_interest":10.0,"volume":0.0,"delta":-0.7626,"gamma":0.0009,"vega":8.5218,"theta":-0.8377,"rho":-8.8087,"theo":319.3123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.29,"last_trade_time":"2026-01-12T10:17:09","percent_change":0.0,"prev_day_close":301.649993896484},{"option":"SPXW260417C07170000","bid":44.6,"bid_size":22.0,"ask":45.5,"ask_size":18.0,"iv":0.1305,"open_interest":47.0,"volume":1.0,"delta":0.2276,"gamma":0.0008,"vega":8.3357,"theta":-0.9128,"rho":2.3919,"theo":45.1295,"change":9.85,"open":54.05,"high":54.05,"low":54.05,"tick":"up","last_trade_price":54.05,"last_trade_time":"2026-02-18T11:16:58","percent_change":22.2851,"prev_day_close":47.8499984741211},{"option":"SPXW260417P07170000","bid":323.3,"bid_size":4.0,"ask":329.6,"ask_size":4.0,"iv":0.1307,"open_interest":39.0,"volume":0.0,"delta":-0.7724,"gamma":0.0008,"vega":8.3357,"theta":-0.806,"rho":-8.927,"theo":326.3677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.6,"last_trade_time":"2026-02-11T14:38:47","percent_change":0.0,"prev_day_close":308.399993896484},{"option":"SPXW260417C07175000","bid":43.2,"bid_size":21.0,"ask":44.1,"ask_size":10.0,"iv":0.13,"open_interest":80.0,"volume":1.0,"delta":0.2228,"gamma":0.0008,"vega":8.2413,"theta":-0.8988,"rho":2.3418,"theo":43.7376,"change":9.7,"open":52.45,"high":52.45,"low":52.45,"tick":"up","last_trade_price":52.45,"last_trade_time":"2026-02-18T11:16:58","percent_change":22.6901,"prev_day_close":46.3999996185303},{"option":"SPXW260417P07175000","bid":327.0,"bid_size":4.0,"ask":332.9,"ask_size":4.0,"iv":0.1302,"open_interest":24.0,"volume":0.0,"delta":-0.7772,"gamma":0.0008,"vega":8.2413,"theta":-0.7901,"rho":-8.9849,"theo":329.9426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":291.8,"last_trade_time":"2026-02-06T14:00:26","percent_change":0.0,"prev_day_close":311.699996948242},{"option":"SPXW260417C07180000","bid":41.8,"bid_size":30.0,"ask":42.7,"ask_size":18.0,"iv":0.1296,"open_interest":150.0,"volume":0.0,"delta":0.218,"gamma":0.0008,"vega":8.1462,"theta":-0.8847,"rho":2.2924,"theo":42.3767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.46,"last_trade_time":"2026-02-17T12:09:40","percent_change":0.0,"prev_day_close":44.8999996185303},{"option":"SPXW260417P07180000","bid":330.5,"bid_size":4.0,"ask":337.0,"ask_size":4.0,"iv":0.13,"open_interest":21.0,"volume":0.0,"delta":-0.782,"gamma":0.0008,"vega":8.1462,"theta":-0.7742,"rho":-9.0423,"theo":333.5484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":241.0,"last_trade_time":"2026-02-11T09:34:51","percent_change":0.0,"prev_day_close":315.199996948242},{"option":"SPXW260417C07190000","bid":39.2,"bid_size":31.0,"ask":40.1,"ask_size":10.0,"iv":0.1287,"open_interest":32.0,"volume":0.0,"delta":0.2085,"gamma":0.0008,"vega":7.9539,"theta":-0.8565,"rho":2.1946,"theo":39.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.1,"last_trade_time":"2026-02-17T11:13:28","percent_change":0.0,"prev_day_close":42.1000003814697},{"option":"SPXW260417P07190000","bid":337.3,"bid_size":4.0,"ask":343.7,"ask_size":4.0,"iv":0.1284,"open_interest":27.0,"volume":0.0,"delta":-0.7915,"gamma":0.0008,"vega":7.9539,"theta":-0.7422,"rho":-9.1558,"theo":340.8518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.6,"last_trade_time":"2026-02-11T14:37:16","percent_change":0.0,"prev_day_close":322.450012207031},{"option":"SPXW260417C07200000","bid":36.7,"bid_size":31.0,"ask":37.6,"ask_size":22.0,"iv":0.1279,"open_interest":768.0,"volume":91.0,"delta":0.1992,"gamma":0.0008,"vega":7.757,"theta":-0.8282,"rho":2.0972,"theo":37.2376,"change":3.41,"open":38.0,"high":45.5,"low":37.0,"tick":"up","last_trade_price":39.86,"last_trade_time":"2026-02-18T15:46:24","percent_change":9.35528,"prev_day_close":39.5},{"option":"SPXW260417P07200000","bid":345.2,"bid_size":4.0,"ask":351.6,"ask_size":4.0,"iv":0.1282,"open_interest":21.0,"volume":0.0,"delta":-0.8008,"gamma":0.0008,"vega":7.757,"theta":-0.71,"rho":-9.269,"theo":348.2766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.8,"last_trade_time":"2026-02-10T12:20:37","percent_change":0.0,"prev_day_close":329.599990844727},{"option":"SPXW260417C07210000","bid":34.3,"bid_size":33.0,"ask":35.2,"ask_size":24.0,"iv":0.1271,"open_interest":76.0,"volume":2.0,"delta":0.1901,"gamma":0.0008,"vega":7.5539,"theta":-0.7998,"rho":2.0004,"theo":34.8498,"change":6.2,"open":41.64,"high":41.64,"low":40.3,"tick":"down","last_trade_price":40.3,"last_trade_time":"2026-02-18T13:32:01","percent_change":18.1818,"prev_day_close":36.8999996185303},{"option":"SPXW260417P07210000","bid":352.5,"bid_size":4.0,"ask":359.1,"ask_size":4.0,"iv":0.1272,"open_interest":16.0,"volume":0.0,"delta":-0.8099,"gamma":0.0008,"vega":7.5539,"theta":-0.6779,"rho":-9.3816,"theo":355.8223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.8,"last_trade_time":"2026-01-26T11:19:52","percent_change":0.0,"prev_day_close":337.150009155273},{"option":"SPXW260417C07220000","bid":32.1,"bid_size":25.0,"ask":32.9,"ask_size":11.0,"iv":0.1263,"open_interest":52.0,"volume":1.0,"delta":0.1812,"gamma":0.0008,"vega":7.3454,"theta":-0.7715,"rho":1.906,"theo":32.5812,"change":7.09,"open":39.04,"high":39.04,"low":39.04,"tick":"up","last_trade_price":39.04,"last_trade_time":"2026-02-18T11:28:31","percent_change":22.1909,"prev_day_close":34.5499992370606},{"option":"SPXW260417P07220000","bid":360.2,"bid_size":4.0,"ask":366.8,"ask_size":4.0,"iv":0.1264,"open_interest":6.0,"volume":0.0,"delta":-0.8188,"gamma":0.0008,"vega":7.3454,"theta":-0.6458,"rho":-9.4917,"theo":363.4874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.8,"last_trade_time":"2026-02-02T10:36:10","percent_change":0.0,"prev_day_close":344.849990844727},{"option":"SPXW260417C07225000","bid":31.0,"bid_size":26.0,"ask":31.8,"ask_size":20.0,"iv":0.1259,"open_interest":91.0,"volume":0.0,"delta":0.1768,"gamma":0.0008,"vega":7.2401,"theta":-0.7574,"rho":1.8602,"theo":31.4907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.62,"last_trade_time":"2026-02-17T14:50:41","percent_change":0.0,"prev_day_close":33.3499984741211},{"option":"SPXW260417P07225000","bid":363.7,"bid_size":4.0,"ask":370.3,"ask_size":4.0,"iv":0.1255,"open_interest":16.0,"volume":0.0,"delta":-0.8232,"gamma":0.0008,"vega":7.2401,"theta":-0.6298,"rho":-9.5454,"theo":367.3637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.5,"last_trade_time":"2026-01-09T10:32:38","percent_change":0.0,"prev_day_close":348.550003051758},{"option":"SPXW260417C07230000","bid":29.9,"bid_size":26.0,"ask":30.8,"ask_size":36.0,"iv":0.1256,"open_interest":85.0,"volume":5.0,"delta":0.1725,"gamma":0.0008,"vega":7.1346,"theta":-0.7433,"rho":1.8153,"theo":30.4286,"change":2.2,"open":32.0,"high":32.0,"low":32.0,"tick":"up","last_trade_price":32.0,"last_trade_time":"2026-02-18T14:55:27","percent_change":7.38255,"prev_day_close":32.1999998092651},{"option":"SPXW260417P07230000","bid":367.6,"bid_size":4.0,"ask":374.2,"ask_size":4.0,"iv":0.1251,"open_interest":14.0,"volume":0.0,"delta":-0.8275,"gamma":0.0008,"vega":7.1346,"theta":-0.6139,"rho":-9.5982,"theo":371.2683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.2,"last_trade_time":"2026-01-16T14:19:10","percent_change":0.0,"prev_day_close":352.349990844727},{"option":"SPXW260417C07240000","bid":27.9,"bid_size":27.0,"ask":28.7,"ask_size":24.0,"iv":0.1248,"open_interest":29.0,"volume":0.0,"delta":0.164,"gamma":0.0007,"vega":6.9238,"theta":-0.7153,"rho":1.7277,"theo":28.3883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.19,"last_trade_time":"2026-02-17T10:04:27","percent_change":0.0,"prev_day_close":30.0999994277954},{"option":"SPXW260417P07240000","bid":375.5,"bid_size":4.0,"ask":382.3,"ask_size":4.0,"iv":0.1245,"open_interest":7.0,"volume":0.0,"delta":-0.836,"gamma":0.0007,"vega":6.9238,"theta":-0.5821,"rho":-9.7016,"theo":379.1617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":360.200012207031},{"option":"SPXW260417C07250000","bid":26.0,"bid_size":33.0,"ask":26.8,"ask_size":37.0,"iv":0.1241,"open_interest":185.0,"volume":11.0,"delta":0.1558,"gamma":0.0007,"vega":6.7129,"theta":-0.6875,"rho":1.6417,"theo":26.4578,"change":3.79,"open":31.5,"high":31.5,"low":26.91,"tick":"up","last_trade_price":29.79,"last_trade_time":"2026-02-18T15:54:28","percent_change":14.5769,"prev_day_close":28.0499992370605},{"option":"SPXW260417P07250000","bid":384.0,"bid_size":3.0,"ask":390.2,"ask_size":3.0,"iv":0.1241,"open_interest":9.0,"volume":0.0,"delta":-0.8442,"gamma":0.0007,"vega":6.7129,"theta":-0.5505,"rho":-9.8034,"theo":387.1647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.2,"last_trade_time":"2026-01-09T13:35:32","percent_change":0.0,"prev_day_close":368.050003051758},{"option":"SPXW260417C07260000","bid":24.2,"bid_size":34.0,"ask":25.0,"ask_size":28.0,"iv":0.1235,"open_interest":72.0,"volume":2.0,"delta":0.1478,"gamma":0.0007,"vega":6.4999,"theta":-0.66,"rho":1.5569,"theo":24.6357,"change":3.5,"open":30.1,"high":30.1,"low":27.8,"tick":"down","last_trade_price":27.8,"last_trade_time":"2026-02-18T15:54:28","percent_change":14.4033,"prev_day_close":26.1499996185303},{"option":"SPXW260417P07260000","bid":392.1,"bid_size":3.0,"ask":398.9,"ask_size":3.0,"iv":0.1239,"open_interest":0.0,"volume":0.0,"delta":-0.8522,"gamma":0.0007,"vega":6.4999,"theta":-0.5193,"rho":-9.9039,"theo":395.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":375.850006103516},{"option":"SPXW260417C07270000","bid":22.6,"bid_size":32.0,"ask":23.3,"ask_size":29.0,"iv":0.1229,"open_interest":42.0,"volume":2.0,"delta":0.1401,"gamma":0.0007,"vega":6.2841,"theta":-0.633,"rho":1.4745,"theo":22.92,"change":4.35,"open":27.27,"high":27.27,"low":27.0,"tick":"down","last_trade_price":27.0,"last_trade_time":"2026-02-18T10:12:32","percent_change":19.2053,"prev_day_close":24.3000001907349},{"option":"SPXW260417P07270000","bid":399.8,"bid_size":3.0,"ask":406.6,"ask_size":3.0,"iv":0.1224,"open_interest":0.0,"volume":0.0,"delta":-0.86,"gamma":0.0007,"vega":6.2841,"theta":-0.4885,"rho":-10.0021,"theo":403.4942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":384.350006103516},{"option":"SPXW260417C07275000","bid":21.8,"bid_size":37.0,"ask":22.5,"ask_size":30.0,"iv":0.1226,"open_interest":436.0,"volume":3.0,"delta":0.1363,"gamma":0.0006,"vega":6.1757,"theta":-0.6196,"rho":1.4347,"theo":22.101,"change":2.62,"open":26.37,"high":27.29,"low":24.47,"tick":"down","last_trade_price":24.47,"last_trade_time":"2026-02-18T14:32:22","percent_change":11.9908,"prev_day_close":23.5},{"option":"SPXW260417P07275000","bid":404.3,"bid_size":3.0,"ask":411.1,"ask_size":3.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":-0.8637,"gamma":0.0006,"vega":6.1757,"theta":-0.4732,"rho":-10.0498,"theo":407.642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":388.099990844727},{"option":"SPXW260417C07280000","bid":21.0,"bid_size":39.0,"ask":21.7,"ask_size":30.0,"iv":0.1223,"open_interest":76.0,"volume":8.0,"delta":0.1326,"gamma":0.0006,"vega":6.0676,"theta":-0.6064,"rho":1.3959,"theo":21.3072,"change":2.9,"open":26.3,"high":26.3,"low":22.6,"tick":"up","last_trade_price":24.0,"last_trade_time":"2026-02-18T15:54:38","percent_change":13.7441,"prev_day_close":22.5999994277954},{"option":"SPXW260417P07280000","bid":408.3,"bid_size":3.0,"ask":415.3,"ask_size":3.0,"iv":0.1222,"open_interest":0.0,"volume":0.0,"delta":-0.8674,"gamma":0.0006,"vega":6.0676,"theta":-0.4581,"rho":-10.0964,"theo":411.8149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":392.5},{"option":"SPXW260417C07290000","bid":19.5,"bid_size":41.0,"ask":20.2,"ask_size":32.0,"iv":0.1217,"open_interest":88.0,"volume":18.0,"delta":0.1254,"gamma":0.0006,"vega":5.8533,"theta":-0.5803,"rho":1.3212,"theo":19.7926,"change":4.99,"open":24.19,"high":24.64,"low":23.86,"tick":"no_change","last_trade_price":24.64,"last_trade_time":"2026-02-18T13:01:37","percent_change":25.3944,"prev_day_close":21.0499992370605},{"option":"SPXW260417P07290000","bid":417.0,"bid_size":3.0,"ask":423.4,"ask_size":3.0,"iv":0.1215,"open_interest":1.0,"volume":0.0,"delta":-0.8746,"gamma":0.0006,"vega":5.8533,"theta":-0.4282,"rho":-10.187,"theo":420.2339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":355.65,"last_trade_time":"2026-01-29T13:58:07","percent_change":0.0,"prev_day_close":400.899993896484},{"option":"SPXW260417C07300000","bid":18.1,"bid_size":44.0,"ask":18.7,"ask_size":32.0,"iv":0.1211,"open_interest":230.0,"volume":32.0,"delta":0.1185,"gamma":0.0006,"vega":5.6426,"theta":-0.5548,"rho":1.2491,"theo":18.3725,"change":2.24,"open":22.2,"high":22.95,"low":20.47,"tick":"up","last_trade_price":20.54,"last_trade_time":"2026-02-18T15:58:30","percent_change":12.2404,"prev_day_close":19.5499992370605},{"option":"SPXW260417P07300000","bid":424.9,"bid_size":3.0,"ask":431.9,"ask_size":3.0,"iv":0.1204,"open_interest":11.0,"volume":0.0,"delta":-0.8815,"gamma":0.0006,"vega":5.6426,"theta":-0.3989,"rho":-10.2749,"theo":428.7475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":326.0,"last_trade_time":"2026-02-10T12:50:03","percent_change":0.0,"prev_day_close":409.549987792969},{"option":"SPXW260417C07310000","bid":16.8,"bid_size":46.0,"ask":17.4,"ask_size":33.0,"iv":0.1206,"open_interest":26.0,"volume":2.0,"delta":0.1119,"gamma":0.0006,"vega":5.4343,"theta":-0.5299,"rho":1.1787,"theo":17.0442,"change":3.53,"open":20.53,"high":20.53,"low":20.53,"tick":"no_change","last_trade_price":20.53,"last_trade_time":"2026-02-18T11:21:10","percent_change":20.7647,"prev_day_close":18.1499996185303},{"option":"SPXW260417P07310000","bid":433.8,"bid_size":3.0,"ask":441.0,"ask_size":3.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.8882,"gamma":0.0006,"vega":5.4343,"theta":-0.3703,"rho":-10.361,"theo":437.3528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.099990844727},{"option":"SPXW260417C07320000","bid":15.6,"bid_size":48.0,"ask":16.2,"ask_size":36.0,"iv":0.1202,"open_interest":59.0,"volume":0.0,"delta":0.1055,"gamma":0.0006,"vega":5.2271,"theta":-0.5057,"rho":1.1108,"theo":15.8051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.7,"last_trade_time":"2026-02-17T12:28:02","percent_change":0.0,"prev_day_close":16.8500003814697},{"option":"SPXW260417P07320000","bid":442.7,"bid_size":3.0,"ask":449.3,"ask_size":3.0,"iv":0.1199,"open_interest":0.0,"volume":0.0,"delta":-0.8945,"gamma":0.0006,"vega":5.2271,"theta":-0.3423,"rho":-10.4447,"theo":446.0473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":426.300003051758},{"option":"SPXW260417C07325000","bid":15.0,"bid_size":49.0,"ask":15.6,"ask_size":37.0,"iv":0.1199,"open_interest":76.0,"volume":7.0,"delta":0.1024,"gamma":0.0006,"vega":5.124,"theta":-0.4939,"rho":1.0781,"theo":15.2178,"change":1.75,"open":19.0,"high":19.02,"low":17.0,"tick":"down","last_trade_price":17.0,"last_trade_time":"2026-02-18T13:52:56","percent_change":11.4754,"prev_day_close":16.25},{"option":"SPXW260417P07325000","bid":447.1,"bid_size":3.0,"ask":453.7,"ask_size":3.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.8976,"gamma":0.0006,"vega":5.124,"theta":-0.3286,"rho":-10.4852,"theo":450.4268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":431.099990844727},{"option":"SPXW260417C07330000","bid":14.4,"bid_size":46.0,"ask":15.0,"ask_size":37.0,"iv":0.1196,"open_interest":45.0,"volume":6.0,"delta":0.0995,"gamma":0.0005,"vega":5.0215,"theta":-0.4823,"rho":1.0465,"theo":14.6511,"change":2.87,"open":17.52,"high":17.52,"low":17.52,"tick":"up","last_trade_price":17.52,"last_trade_time":"2026-02-18T13:29:53","percent_change":19.5904,"prev_day_close":15.6499996185303},{"option":"SPXW260417P07330000","bid":451.5,"bid_size":3.0,"ask":458.1,"ask_size":3.0,"iv":0.1194,"open_interest":0.0,"volume":0.0,"delta":-0.9006,"gamma":0.0005,"vega":5.0215,"theta":-0.3151,"rho":-10.5247,"theo":454.8269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":435.0},{"option":"SPXW260417C07340000","bid":13.3,"bid_size":53.0,"ask":14.0,"ask_size":42.0,"iv":0.1192,"open_interest":59.0,"volume":0.0,"delta":0.0937,"gamma":0.0005,"vega":4.82,"theta":-0.4596,"rho":0.9862,"theo":13.5773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.02,"last_trade_time":"2026-02-17T15:07:34","percent_change":0.0,"prev_day_close":14.5500001907349},{"option":"SPXW260417P07340000","bid":459.8,"bid_size":3.0,"ask":467.2,"ask_size":3.0,"iv":0.1186,"open_interest":1.0,"volume":0.0,"delta":-0.9064,"gamma":0.0005,"vega":4.82,"theta":-0.2886,"rho":-10.6008,"theo":463.6867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":402.5,"last_trade_time":"2026-01-07T15:25:30","percent_change":0.0,"prev_day_close":443.850006103516},{"option":"SPXW260417C07350000","bid":12.3,"bid_size":57.0,"ask":13.0,"ask_size":43.0,"iv":0.1188,"open_interest":332.0,"volume":3.0,"delta":0.0882,"gamma":0.0005,"vega":4.6242,"theta":-0.4376,"rho":0.9289,"theo":12.5793,"change":2.86,"open":15.8,"high":15.8,"low":15.56,"tick":"no_change","last_trade_price":15.56,"last_trade_time":"2026-02-18T10:53:21","percent_change":22.5197,"prev_day_close":13.5},{"option":"SPXW260417P07350000","bid":469.3,"bid_size":3.0,"ask":476.5,"ask_size":3.0,"iv":0.1193,"open_interest":5.0,"volume":0.0,"delta":-0.9118,"gamma":0.0005,"vega":4.6242,"theta":-0.263,"rho":-10.6739,"theo":472.6223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":384.27,"last_trade_time":"2026-01-12T10:17:09","percent_change":0.0,"prev_day_close":452.800003051758},{"option":"SPXW260417C07360000","bid":11.4,"bid_size":60.0,"ask":12.0,"ask_size":43.0,"iv":0.1184,"open_interest":137.0,"volume":0.0,"delta":0.083,"gamma":0.0005,"vega":4.4342,"theta":-0.4166,"rho":0.8738,"theo":11.6534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.48,"last_trade_time":"2026-02-12T12:44:35","percent_change":0.0,"prev_day_close":12.5},{"option":"SPXW260417P07360000","bid":477.7,"bid_size":3.0,"ask":485.0,"ask_size":3.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9171,"gamma":0.0005,"vega":4.4342,"theta":-0.2381,"rho":-10.7447,"theo":481.63,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":461.75},{"option":"SPXW260417C07370000","bid":10.6,"bid_size":69.0,"ask":11.2,"ask_size":80.0,"iv":0.1182,"open_interest":106.0,"volume":5.0,"delta":0.078,"gamma":0.0004,"vega":4.2488,"theta":-0.3963,"rho":0.821,"theo":10.7965,"change":2.65,"open":13.46,"high":13.6,"low":13.46,"tick":"up","last_trade_price":13.6,"last_trade_time":"2026-02-18T12:17:38","percent_change":24.2009,"prev_day_close":11.5999999046326},{"option":"SPXW260417P07370000","bid":487.3,"bid_size":3.0,"ask":494.1,"ask_size":3.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.922,"gamma":0.0004,"vega":4.2488,"theta":-0.2141,"rho":-10.8134,"theo":490.7067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":470.75},{"option":"SPXW260417C07375000","bid":10.2,"bid_size":66.0,"ask":10.8,"ask_size":79.0,"iv":0.118,"open_interest":50.0,"volume":2.0,"delta":0.0756,"gamma":0.0004,"vega":4.1577,"theta":-0.3865,"rho":0.7956,"theo":10.3927,"change":2.45,"open":13.0,"high":13.0,"low":13.0,"tick":"up","last_trade_price":13.0,"last_trade_time":"2026-02-18T11:37:56","percent_change":23.2228,"prev_day_close":11.0999999046326},{"option":"SPXW260417P07375000","bid":491.9,"bid_size":3.0,"ask":498.7,"ask_size":3.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9244,"gamma":0.0004,"vega":4.1577,"theta":-0.2024,"rho":-10.8466,"theo":495.2697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":501.01,"last_trade_time":"2026-02-06T09:32:54","percent_change":0.0,"prev_day_close":475.100006103516},{"option":"SPXW260417C07380000","bid":9.8,"bid_size":68.0,"ask":10.4,"ask_size":81.0,"iv":0.1179,"open_interest":246.0,"volume":0.0,"delta":0.0734,"gamma":0.0004,"vega":4.0676,"theta":-0.3769,"rho":0.7711,"theo":10.0047,"change":1.13,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.05,"last_trade_time":"2026-02-17T13:25:13","percent_change":11.133,"prev_day_close":10.6999998092651},{"option":"SPXW260417P07380000","bid":495.8,"bid_size":3.0,"ask":503.3,"ask_size":3.0,"iv":0.1168,"open_interest":2.0,"volume":0.0,"delta":-0.9267,"gamma":0.0004,"vega":4.0676,"theta":-0.1909,"rho":-10.879,"theo":499.8485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":415.0,"last_trade_time":"2026-01-13T10:24:20","percent_change":0.0,"prev_day_close":479.699996948242},{"option":"SPXW260417C07390000","bid":9.1,"bid_size":71.0,"ask":9.6,"ask_size":86.0,"iv":0.1176,"open_interest":101.0,"volume":0.0,"delta":0.069,"gamma":0.0004,"vega":3.8914,"theta":-0.3584,"rho":0.7248,"theo":9.2735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.45,"last_trade_time":"2026-02-10T15:12:37","percent_change":0.0,"prev_day_close":9.9500002861023},{"option":"SPXW260417P07390000","bid":505.6,"bid_size":3.0,"ask":512.5,"ask_size":3.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9311,"gamma":0.0004,"vega":3.8914,"theta":-0.1686,"rho":-10.941,"theo":509.0509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.900009155273},{"option":"SPXW260417C07400000","bid":8.4,"bid_size":74.0,"ask":8.9,"ask_size":90.0,"iv":0.1173,"open_interest":361.0,"volume":23.0,"delta":0.0648,"gamma":0.0004,"vega":3.7215,"theta":-0.3407,"rho":0.6816,"theo":8.5985,"change":1.63,"open":10.58,"high":10.84,"low":10.38,"tick":"down","last_trade_price":10.38,"last_trade_time":"2026-02-18T12:42:45","percent_change":18.6286,"prev_day_close":9.25},{"option":"SPXW260417P07400000","bid":514.9,"bid_size":3.0,"ask":521.9,"ask_size":3.0,"iv":0.1174,"open_interest":4.0,"volume":0.0,"delta":-0.9352,"gamma":0.0004,"vega":3.7215,"theta":-0.1472,"rho":-11.0,"theo":518.3095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":451.41,"last_trade_time":"2026-01-30T12:22:44","percent_change":0.0,"prev_day_close":498.199996948242},{"option":"SPXW260417C07410000","bid":7.8,"bid_size":78.0,"ask":8.3,"ask_size":95.0,"iv":0.1172,"open_interest":115.0,"volume":3.0,"delta":0.0609,"gamma":0.0004,"vega":3.5587,"theta":-0.3239,"rho":0.6407,"theo":7.9759,"change":1.0,"open":9.8,"high":9.8,"low":9.78,"tick":"no_change","last_trade_price":9.78,"last_trade_time":"2026-02-18T11:21:10","percent_change":12.2699,"prev_day_close":8.5499997138977},{"option":"SPXW260417P07410000","bid":523.9,"bid_size":3.0,"ask":531.5,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9391,"gamma":0.0004,"vega":3.5587,"theta":-0.1265,"rho":-11.0567,"theo":527.6205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.399993896484},{"option":"SPXW260417C07420000","bid":7.2,"bid_size":82.0,"ask":7.7,"ask_size":98.0,"iv":0.1169,"open_interest":51.0,"volume":1.0,"delta":0.0572,"gamma":0.0004,"vega":3.4025,"theta":-0.3078,"rho":0.6017,"theo":7.4025,"change":0.6,"open":8.15,"high":8.15,"low":8.15,"tick":"up","last_trade_price":8.15,"last_trade_time":"2026-02-18T14:52:57","percent_change":7.94702,"prev_day_close":7.90000009536743},{"option":"SPXW260417P07420000","bid":533.4,"bid_size":3.0,"ask":540.9,"ask_size":3.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9428,"gamma":0.0004,"vega":3.4025,"theta":-0.1068,"rho":-11.1115,"theo":536.9807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":517.299987792969},{"option":"SPXW260417C07425000","bid":6.9,"bid_size":132.0,"ask":7.4,"ask_size":100.0,"iv":0.1168,"open_interest":81.0,"volume":0.0,"delta":0.0555,"gamma":0.0004,"vega":3.3267,"theta":-0.3002,"rho":0.583,"theo":7.1333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.54,"last_trade_time":"2026-02-17T14:58:11","percent_change":0.0,"prev_day_close":7.65000009536743},{"option":"SPXW260417P07425000","bid":537.7,"bid_size":3.0,"ask":545.3,"ask_size":3.0,"iv":0.1161,"open_interest":0.0,"volume":0.0,"delta":-0.9446,"gamma":0.0004,"vega":3.3267,"theta":-0.0972,"rho":-11.1381,"theo":541.6783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":521.349975585938},{"option":"SPXW260417C07430000","bid":6.7,"bid_size":86.0,"ask":7.2,"ask_size":124.0,"iv":0.1169,"open_interest":81.0,"volume":1.0,"delta":0.0538,"gamma":0.0003,"vega":3.2522,"theta":-0.2927,"rho":0.5649,"theo":6.8752,"change":0.56,"open":7.61,"high":7.61,"low":7.61,"tick":"down","last_trade_price":7.61,"last_trade_time":"2026-02-18T14:52:57","percent_change":7.94326,"prev_day_close":7.34999990463257},{"option":"SPXW260417P07430000","bid":542.7,"bid_size":3.0,"ask":550.3,"ask_size":3.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9462,"gamma":0.0003,"vega":3.2522,"theta":-0.0878,"rho":-11.1641,"theo":546.3869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":526.75},{"option":"SPXW260417C07440000","bid":6.2,"bid_size":121.0,"ask":6.7,"ask_size":126.0,"iv":0.1168,"open_interest":63.0,"volume":0.0,"delta":0.0506,"gamma":0.0003,"vega":3.1074,"theta":-0.2783,"rho":0.5306,"theo":6.3904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.2,"last_trade_time":"2026-02-13T13:18:33","percent_change":0.0,"prev_day_close":6.84999990463257},{"option":"SPXW260417P07440000","bid":551.8,"bid_size":3.0,"ask":559.3,"ask_size":3.0,"iv":0.1155,"open_interest":0.0,"volume":0.0,"delta":-0.9495,"gamma":0.0003,"vega":3.1074,"theta":-0.0696,"rho":-11.2141,"theo":555.8358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.100006103516},{"option":"SPXW260417C07450000","bid":5.7,"bid_size":148.0,"ask":6.2,"ask_size":128.0,"iv":0.1166,"open_interest":347.0,"volume":3.0,"delta":0.0476,"gamma":0.0003,"vega":2.9685,"theta":-0.2646,"rho":0.499,"theo":5.9445,"change":1.39,"open":7.3,"high":7.54,"low":7.3,"tick":"no_change","last_trade_price":7.54,"last_trade_time":"2026-02-18T12:21:30","percent_change":22.6016,"prev_day_close":6.34999990463257},{"option":"SPXW260417P07450000","bid":561.8,"bid_size":3.0,"ask":568.8,"ask_size":3.0,"iv":0.1164,"open_interest":0.0,"volume":0.0,"delta":-0.9525,"gamma":0.0003,"vega":2.9685,"theta":-0.0522,"rho":-11.2615,"theo":565.3235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.950012207031},{"option":"SPXW260417C07460000","bid":5.4,"bid_size":67.0,"ask":5.8,"ask_size":153.0,"iv":0.1168,"open_interest":71.0,"volume":0.0,"delta":0.0447,"gamma":0.0003,"vega":2.8358,"theta":-0.2517,"rho":0.4697,"theo":5.5342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.1,"last_trade_time":"2026-02-17T14:36:41","percent_change":0.0,"prev_day_close":5.89999985694885},{"option":"SPXW260417P07460000","bid":571.3,"bid_size":2.0,"ask":578.4,"ask_size":2.0,"iv":0.1165,"open_interest":0.0,"volume":0.0,"delta":-0.9553,"gamma":0.0003,"vega":2.8358,"theta":-0.0356,"rho":-11.3066,"theo":574.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.399993896484},{"option":"SPXW260417C07470000","bid":5.0,"bid_size":70.0,"ask":5.4,"ask_size":156.0,"iv":0.1167,"open_interest":104.0,"volume":0.0,"delta":0.0421,"gamma":0.0003,"vega":2.7096,"theta":-0.2396,"rho":0.442,"theo":5.1567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.0,"last_trade_time":"2026-02-13T15:59:00","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260417P07470000","bid":580.6,"bid_size":2.0,"ask":588.4,"ask_size":2.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9579,"gamma":0.0003,"vega":2.7096,"theta":-0.0196,"rho":-11.35,"theo":584.4029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.850006103516},{"option":"SPXW260417C07475000","bid":4.8,"bid_size":120.0,"ask":5.2,"ask_size":160.0,"iv":0.1166,"open_interest":315.0,"volume":0.0,"delta":0.0408,"gamma":0.0003,"vega":2.6488,"theta":-0.2337,"rho":0.4288,"theo":4.9794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.35,"last_trade_time":"2026-02-17T14:58:11","percent_change":0.0,"prev_day_close":5.29999995231628},{"option":"SPXW260417P07475000","bid":585.6,"bid_size":2.0,"ask":593.3,"ask_size":2.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9592,"gamma":0.0003,"vega":2.6488,"theta":-0.0119,"rho":-11.3712,"theo":589.1924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.350006103516},{"option":"SPXW260417C07480000","bid":4.6,"bid_size":153.0,"ask":5.0,"ask_size":133.0,"iv":0.1166,"open_interest":62.0,"volume":0.0,"delta":0.0396,"gamma":0.0003,"vega":2.5896,"theta":-0.228,"rho":0.4159,"theo":4.8095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.34,"last_trade_time":"2026-02-11T14:22:44","percent_change":0.0,"prev_day_close":5.10000014305115},{"option":"SPXW260417P07480000","bid":590.4,"bid_size":2.0,"ask":598.1,"ask_size":2.0,"iv":0.1177,"open_interest":3.0,"volume":3.0,"delta":-0.9604,"gamma":0.0003,"vega":2.5896,"theta":-0.0043,"rho":-11.392,"theo":593.9893,"change":-53.04,"open":545.16,"high":545.16,"low":545.16,"tick":"no_change","last_trade_price":545.16,"last_trade_time":"2026-02-18T13:16:07","percent_change":-8.8666,"prev_day_close":573.550018310547},{"option":"SPXW260417C07490000","bid":4.3,"bid_size":129.0,"ask":4.7,"ask_size":163.0,"iv":0.1167,"open_interest":76.0,"volume":6.0,"delta":0.0373,"gamma":0.0003,"vega":2.4752,"theta":-0.2172,"rho":0.3912,"theo":4.4902,"change":0.8,"open":5.5,"high":5.53,"low":5.45,"tick":"no_change","last_trade_price":5.45,"last_trade_time":"2026-02-18T13:25:14","percent_change":17.2043,"prev_day_close":4.75},{"option":"SPXW260417P07490000","bid":600.0,"bid_size":2.0,"ask":607.6,"ask_size":2.0,"iv":0.1176,"open_interest":3.0,"volume":3.0,"delta":-0.9627,"gamma":0.0003,"vega":2.4752,"theta":0.0,"rho":-11.4324,"theo":603.6036,"change":-53.25,"open":554.45,"high":554.45,"low":554.45,"tick":"no_change","last_trade_price":554.45,"last_trade_time":"2026-02-18T13:16:07","percent_change":-8.76255,"prev_day_close":583.149993896484},{"option":"SPXW260417C07500000","bid":4.0,"bid_size":165.0,"ask":4.4,"ask_size":173.0,"iv":0.1168,"open_interest":531.0,"volume":11.0,"delta":0.0352,"gamma":0.0002,"vega":2.3661,"theta":-0.207,"rho":0.3683,"theo":4.1966,"change":0.75,"open":5.17,"high":5.35,"low":5.1,"tick":"no_change","last_trade_price":5.1,"last_trade_time":"2026-02-18T13:25:14","percent_change":17.2414,"prev_day_close":4.45000004768372},{"option":"SPXW260417P07500000","bid":609.6,"bid_size":2.0,"ask":616.8,"ask_size":2.0,"iv":0.1166,"open_interest":17.0,"volume":0.0,"delta":-0.9649,"gamma":0.0002,"vega":2.3661,"theta":0.0,"rho":-11.471,"theo":613.2436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":522.58,"last_trade_time":"2026-02-03T10:31:06","percent_change":0.0,"prev_day_close":592.75},{"option":"SPXW260417C07525000","bid":3.3,"bid_size":203.0,"ask":3.7,"ask_size":152.0,"iv":0.1169,"open_interest":36.0,"volume":4.0,"delta":0.0304,"gamma":0.0002,"vega":2.115,"theta":-0.1838,"rho":0.3185,"theo":3.5596,"change":0.25,"open":3.9,"high":3.9,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T15:58:01","percent_change":6.84932,"prev_day_close":3.75},{"option":"SPXW260417P07525000","bid":633.5,"bid_size":2.0,"ask":641.5,"ask_size":2.0,"iv":0.1175,"open_interest":0.0,"volume":0.0,"delta":-0.9696,"gamma":0.0002,"vega":2.115,"theta":0.0,"rho":-11.5603,"theo":637.4406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.149993896484},{"option":"SPXW260417C07550000","bid":2.8,"bid_size":205.0,"ask":3.1,"ask_size":62.0,"iv":0.1172,"open_interest":167.0,"volume":2.0,"delta":0.0264,"gamma":0.0002,"vega":1.8941,"theta":-0.1638,"rho":0.2761,"theo":3.0375,"change":0.7,"open":3.8,"high":3.8,"low":3.8,"tick":"no_change","last_trade_price":3.8,"last_trade_time":"2026-02-18T12:21:30","percent_change":22.5806,"prev_day_close":3.14999997615814},{"option":"SPXW260417P07550000","bid":657.8,"bid_size":2.0,"ask":665.7,"ask_size":2.0,"iv":0.1177,"open_interest":2.0,"volume":0.0,"delta":-0.9736,"gamma":0.0002,"vega":1.8941,"theta":0.0,"rho":-11.6422,"theo":661.7525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":898.06,"last_trade_time":"2025-11-20T14:15:43","percent_change":0.0,"prev_day_close":641.050018310547},{"option":"SPXW260417C07575000","bid":2.4,"bid_size":65.0,"ask":2.65,"ask_size":87.0,"iv":0.1178,"open_interest":78.0,"volume":2.0,"delta":0.023,"gamma":0.0002,"vega":1.6996,"theta":-0.1464,"rho":0.2398,"theo":2.6081,"change":0.3,"open":2.95,"high":2.95,"low":2.95,"tick":"up","last_trade_price":2.95,"last_trade_time":"2026-02-18T14:41:14","percent_change":11.3208,"prev_day_close":2.69999992847443},{"option":"SPXW260417P07575000","bid":682.4,"bid_size":2.0,"ask":689.7,"ask_size":2.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.9771,"gamma":0.0002,"vega":1.6996,"theta":0.0,"rho":-11.7179,"theo":686.1571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":665.350006103516},{"option":"SPXW260417C07600000","bid":2.0,"bid_size":215.0,"ask":2.3,"ask_size":180.0,"iv":0.1184,"open_interest":408.0,"volume":5.0,"delta":0.0201,"gamma":0.0001,"vega":1.5275,"theta":-0.1313,"rho":0.2096,"theo":2.252,"change":0.2,"open":2.76,"high":2.76,"low":2.5,"tick":"no_change","last_trade_price":2.5,"last_trade_time":"2026-02-18T14:45:24","percent_change":8.69565,"prev_day_close":2.30000007152557},{"option":"SPXW260417P07600000","bid":706.8,"bid_size":2.0,"ask":714.2,"ask_size":2.0,"iv":0.1181,"open_interest":0.0,"volume":0.0,"delta":-0.98,"gamma":0.0001,"vega":1.5275,"theta":0.0,"rho":-11.7875,"theo":710.635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":689.950012207031},{"option":"SPXW260417C07650000","bid":1.45,"bid_size":95.0,"ask":1.7,"ask_size":189.0,"iv":0.1198,"open_interest":196.0,"volume":1.0,"delta":0.0155,"gamma":0.0001,"vega":1.241,"theta":-0.1065,"rho":0.1613,"theo":1.7044,"change":0.27,"open":1.97,"high":1.97,"low":1.97,"tick":"down","last_trade_price":1.97,"last_trade_time":"2026-02-18T10:25:37","percent_change":15.8824,"prev_day_close":1.69999998807907},{"option":"SPXW260417P07650000","bid":755.8,"bid_size":2.0,"ask":763.5,"ask_size":2.0,"iv":0.12,"open_interest":0.0,"volume":0.0,"delta":-0.9845,"gamma":0.0001,"vega":1.241,"theta":0.0,"rho":-11.9147,"theo":759.7554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":739.0},{"option":"SPXW260417C07700000","bid":1.1,"bid_size":27.0,"ask":1.35,"ask_size":203.0,"iv":0.122,"open_interest":42.0,"volume":1.0,"delta":0.0121,"gamma":0.0001,"vega":1.016,"theta":-0.0874,"rho":0.1261,"theo":1.3145,"change":0.19,"open":1.49,"high":1.49,"low":1.49,"tick":"down","last_trade_price":1.49,"last_trade_time":"2026-02-18T10:25:37","percent_change":14.6154,"prev_day_close":1.27500003576279},{"option":"SPXW260417P07700000","bid":805.0,"bid_size":2.0,"ask":812.6,"ask_size":2.0,"iv":0.1201,"open_interest":0.0,"volume":0.0,"delta":-0.9879,"gamma":0.0001,"vega":1.016,"theta":0.0,"rho":-12.0287,"theo":809.0335,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":788.399993896484},{"option":"SPXW260417C07750000","bid":0.85,"bid_size":32.0,"ask":1.05,"ask_size":213.0,"iv":0.1242,"open_interest":103.0,"volume":0.0,"delta":0.0096,"gamma":0.0001,"vega":0.839,"theta":-0.0725,"rho":0.0996,"theo":1.0321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.12,"last_trade_time":"2026-02-12T10:04:04","percent_change":0.0,"prev_day_close":1.0},{"option":"SPXW260417P07750000","bid":854.3,"bid_size":2.0,"ask":862.5,"ask_size":2.0,"iv":0.1252,"open_interest":0.0,"volume":0.0,"delta":-0.9904,"gamma":0.0001,"vega":0.839,"theta":0.0,"rho":-12.1341,"theo":858.4192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":837.799987792969},{"option":"SPXW260417C07800000","bid":0.65,"bid_size":33.0,"ask":0.85,"ask_size":223.0,"iv":0.1266,"open_interest":65.0,"volume":0.0,"delta":0.0077,"gamma":0.0001,"vega":0.6998,"theta":-0.0609,"rho":0.0802,"theo":0.8262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-10T15:38:16","percent_change":0.0,"prev_day_close":0.775000005960464},{"option":"SPXW260417P07800000","bid":903.9,"bid_size":2.0,"ask":912.1,"ask_size":2.0,"iv":0.13,"open_interest":11.0,"volume":0.0,"delta":-0.9923,"gamma":0.0001,"vega":0.6998,"theta":0.0,"rho":-12.2324,"theo":907.8813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":920.36,"last_trade_time":"2026-01-21T12:07:26","percent_change":0.0,"prev_day_close":886.799987792969},{"option":"SPXW260417C07850000","bid":0.5,"bid_size":33.0,"ask":0.7,"ask_size":233.0,"iv":0.129,"open_interest":11.0,"volume":0.0,"delta":0.0063,"gamma":0.0,"vega":0.5905,"theta":-0.052,"rho":0.0654,"theo":0.6747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.87,"last_trade_time":"2026-02-02T09:30:29","percent_change":0.0,"prev_day_close":0.625},{"option":"SPXW260417P07850000","bid":953.4,"bid_size":2.0,"ask":961.3,"ask_size":2.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.9937,"gamma":0.0,"vega":0.5905,"theta":0.0,"rho":-12.326,"theo":957.3977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":936.799987792969},{"option":"SPXW260417C07900000","bid":0.4,"bid_size":182.0,"ask":0.6,"ask_size":242.0,"iv":0.132,"open_interest":34.0,"volume":0.0,"delta":0.0053,"gamma":0.0,"vega":0.5049,"theta":-0.045,"rho":0.0543,"theo":0.5629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.25,"last_trade_time":"2026-02-09T12:06:56","percent_change":0.0,"prev_day_close":0.525000005960464},{"option":"SPXW260417P07900000","bid":1002.3,"bid_size":2.0,"ask":1010.9,"ask_size":2.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.9948,"gamma":0.0,"vega":0.5049,"theta":0.0,"rho":-12.416,"theo":1006.9539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":985.850006103516},{"option":"SPXW260417C07950000","bid":0.3,"bid_size":219.0,"ask":0.55,"ask_size":217.0,"iv":0.1351,"open_interest":12.0,"volume":0.0,"delta":0.0045,"gamma":0.0,"vega":0.4374,"theta":-0.0397,"rho":0.046,"theo":0.4794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.33,"last_trade_time":"2026-01-29T12:13:30","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260417P07950000","bid":1052.5,"bid_size":2.0,"ask":1060.9,"ask_size":2.0,"iv":0.141,"open_interest":0.0,"volume":0.0,"delta":-0.9956,"gamma":0.0,"vega":0.4374,"theta":0.0,"rho":-12.5031,"theo":1056.5384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.5},{"option":"SPXW260417C08000000","bid":0.25,"bid_size":230.0,"ask":0.5,"ask_size":285.0,"iv":0.1386,"open_interest":90.0,"volume":0.0,"delta":0.0038,"gamma":0.0,"vega":0.3838,"theta":-0.0355,"rho":0.0396,"theo":0.4162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-17T10:36:06","percent_change":0.0,"prev_day_close":0.400000005960464},{"option":"SPXW260417P08000000","bid":1100.5,"bid_size":1.0,"ask":1112.1,"ask_size":1.0,"iv":0.1494,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0,"vega":0.3838,"theta":0.0,"rho":-12.5885,"theo":1106.1433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1085.09997558594},{"option":"SPXW260417C08100000","bid":0.2,"bid_size":64.0,"ask":0.4,"ask_size":41.0,"iv":0.1456,"open_interest":43.0,"volume":0.0,"delta":0.003,"gamma":0.0,"vega":0.3056,"theta":-0.0294,"rho":0.0305,"theo":0.3293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.4,"last_trade_time":"2026-02-17T11:48:55","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260417P08100000","bid":1199.9,"bid_size":1.0,"ask":1211.4,"ask_size":1.0,"iv":0.1557,"open_interest":0.0,"volume":0.0,"delta":-0.997,"gamma":0.0,"vega":0.306,"theta":0.0,"rho":-12.7552,"theo":1205.3931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.29998779297},{"option":"SPXW260417C08200000","bid":0.15,"bid_size":43.0,"ask":0.35,"ask_size":112.0,"iv":0.1529,"open_interest":27.0,"volume":0.0,"delta":0.0024,"gamma":0.0,"vega":0.253,"theta":-0.0255,"rho":0.0248,"theo":0.2748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.35,"last_trade_time":"2026-02-10T15:02:43","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260417P08200000","bid":1299.2,"bid_size":1.0,"ask":1310.7,"ask_size":1.0,"iv":0.165,"open_interest":0.0,"volume":0.0,"delta":-0.9976,"gamma":0.0,"vega":0.2528,"theta":0.0,"rho":-12.9187,"theo":1304.6739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1285.79998779297},{"option":"SPXW260417C08300000","bid":0.1,"bid_size":73.0,"ask":0.35,"ask_size":151.0,"iv":0.161,"open_interest":8.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.214,"theta":-0.0226,"rho":0.0206,"theo":0.236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.55,"last_trade_time":"2026-01-28T11:42:45","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260417P08300000","bid":1398.5,"bid_size":1.0,"ask":1410.0,"ask_size":1.0,"iv":0.174,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.214,"theta":0.0,"rho":-13.0807,"theo":1403.9711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1384.79998779297},{"option":"SPXW260417C08400000","bid":0.1,"bid_size":45.0,"ask":0.3,"ask_size":145.0,"iv":0.1686,"open_interest":404.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.1838,"theta":-0.0204,"rho":0.0174,"theo":0.2062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-02-03T15:41:29","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260417P08400000","bid":1497.7,"bid_size":1.0,"ask":1509.3,"ask_size":1.0,"iv":0.1876,"open_interest":0.0,"volume":0.0,"delta":-0.9983,"gamma":0.0,"vega":0.1838,"theta":0.0,"rho":-13.2415,"theo":1503.2773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1484.25},{"option":"SPXW260417C08500000","bid":0.1,"bid_size":47.0,"ask":0.3,"ask_size":147.0,"iv":0.1772,"open_interest":1.0,"volume":0.0,"delta":0.0015,"gamma":0.0,"vega":0.1597,"theta":-0.0184,"rho":0.015,"theo":0.1819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.87,"last_trade_time":"2025-12-12T11:30:17","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260417P08500000","bid":1597.0,"bid_size":1.0,"ask":1608.6,"ask_size":1.0,"iv":0.1964,"open_interest":0.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.1593,"theta":0.0,"rho":-13.4017,"theo":1602.589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1583.65002441406},{"option":"SPXW260417C08600000","bid":0.1,"bid_size":2.0,"ask":0.25,"ask_size":67.0,"iv":0.1841,"open_interest":11.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.1393,"theta":-0.0167,"rho":0.0129,"theo":0.1612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-01-26T13:41:35","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260417P08600000","bid":1696.5,"bid_size":1.0,"ask":1708.0,"ask_size":1.0,"iv":0.2029,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.139,"theta":0.0,"rho":-13.5615,"theo":1701.9043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1682.44995117188},{"option":"SPXW260417C08800000","bid":0.05,"bid_size":49.0,"ask":0.25,"ask_size":147.0,"iv":0.1989,"open_interest":1.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.1073,"theta":-0.0138,"rho":0.0097,"theo":0.1277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.2,"last_trade_time":"2026-02-09T09:30:03","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260417P08800000","bid":1895.0,"bid_size":1.0,"ask":1906.6,"ask_size":1.0,"iv":0.2246,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.107,"theta":0.0,"rho":-13.8802,"theo":1900.5428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.0},{"option":"SPXW260417C09000000","bid":0.05,"bid_size":50.0,"ask":0.2,"ask_size":92.0,"iv":0.2124,"open_interest":127.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0834,"theta":-0.0115,"rho":0.0074,"theo":0.1016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-01-29T13:16:19","percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260417P09000000","bid":2093.7,"bid_size":1.0,"ask":2105.3,"ask_size":1.0,"iv":0.244,"open_interest":2.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0832,"theta":0.0,"rho":-14.1979,"theo":2099.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2079.25},{"option":"SPXW260417C09200000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":150.0,"iv":0.2246,"open_interest":4.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0654,"theta":-0.0095,"rho":0.0057,"theo":0.081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.3,"last_trade_time":"2026-01-12T09:30:02","percent_change":0.0,"prev_day_close":0.100000003352761},{"option":"SPXW260417P09200000","bid":2292.4,"bid_size":1.0,"ask":2304.0,"ask_size":1.0,"iv":0.2629,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0653,"theta":0.0,"rho":-14.5151,"theo":2297.8402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2278.90002441406},{"option":"SPXW260417C09600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":171.0,"iv":0.2549,"open_interest":3.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0409,"theta":-0.0066,"rho":0.0034,"theo":0.0521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-10T15:01:19","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P09600000","bid":2689.9,"bid_size":1.0,"ask":2701.4,"ask_size":1.0,"iv":0.2928,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0408,"theta":0.0,"rho":-15.1482,"theo":2695.1552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2583.7,"last_trade_time":"2026-02-10T14:35:12","percent_change":0.0,"prev_day_close":2676.20007324219},{"option":"SPXW260417C10000000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":84.0,"iv":0.2778,"open_interest":20.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0261,"theta":-0.0045,"rho":0.0021,"theo":0.0337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.08,"last_trade_time":"2026-01-16T11:41:38","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P10000000","bid":3087.1,"bid_size":1.0,"ask":3098.7,"ask_size":1.0,"iv":0.33,"open_interest":1.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.026,"theta":0.0,"rho":-15.7805,"theo":3092.4808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2963.17,"last_trade_time":"2026-01-16T11:41:38","percent_change":0.0,"prev_day_close":3073.55004882812},{"option":"SPXW260417C10400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":74.0,"iv":0.3046,"open_interest":17.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0169,"theta":-0.0031,"rho":0.0013,"theo":0.0219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-01-12T14:54:53","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P10400000","bid":3484.6,"bid_size":1.0,"ask":3496.1,"ask_size":1.0,"iv":0.3558,"open_interest":15.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0168,"theta":0.0,"rho":-16.4122,"theo":3489.8131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3328.93,"last_trade_time":"2026-01-12T15:36:49","percent_change":0.0,"prev_day_close":3470.05004882812},{"option":"SPXW260417C10800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":155.0,"iv":0.3301,"open_interest":5.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0111,"theta":-0.0021,"rho":0.0008,"theo":0.0144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2025-12-05T15:45:03","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P10800000","bid":3882.0,"bid_size":1.0,"ask":3893.5,"ask_size":1.0,"iv":0.388,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.011,"theta":0.0,"rho":-17.0436,"theo":3887.1496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3746.94,"last_trade_time":"2026-01-07T09:55:40","percent_change":0.0,"prev_day_close":3867.34997558594},{"option":"SPXW260417C11200000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":61.0,"iv":0.3453,"open_interest":5.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0073,"theta":-0.0015,"rho":0.0006,"theo":0.0095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-20T11:08:08","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P11200000","bid":4279.2,"bid_size":1.0,"ask":4290.8,"ask_size":1.0,"iv":0.4217,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0073,"theta":0.0,"rho":-17.6748,"theo":4284.4888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4173.3,"last_trade_time":"2026-01-07T15:38:41","percent_change":0.0,"prev_day_close":4264.7001953125},{"option":"SPXW260417C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.3682,"open_interest":5.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.005,"theta":-0.001,"rho":0.0004,"theo":0.0064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.05,"last_trade_time":"2026-01-05T15:39:44","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260417P11600000","bid":4676.6,"bid_size":1.0,"ask":4688.2,"ask_size":1.0,"iv":0.4517,"open_interest":23.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0049,"theta":0.0,"rho":-18.3059,"theo":4681.8297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4532.56,"last_trade_time":"2026-01-13T11:24:00","percent_change":0.0,"prev_day_close":4662.0},{"option":"SPXW260417C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":64.0,"iv":0.3902,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0034,"theta":-0.0007,"rho":0.0002,"theo":0.0043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-01-09T11:37:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260417P12000000","bid":5074.0,"bid_size":1.0,"ask":5085.6,"ask_size":1.0,"iv":0.4806,"open_interest":1.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0034,"theta":0.0,"rho":-18.9369,"theo":5079.1717,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4992.85,"last_trade_time":"2026-01-02T09:55:56","percent_change":0.0,"prev_day_close":5059.55004882812},{"option":"SPXW260417C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":77.0,"iv":0.4114,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0024,"theta":-0.0005,"rho":0.0002,"theo":0.003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260417P12400000","bid":5471.4,"bid_size":1.0,"ask":5483.0,"ask_size":1.0,"iv":0.5086,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0024,"theta":0.0,"rho":-19.5679,"theo":5476.5144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5456.69995117188},{"option":"SPXW260424C02800000","bid":4056.9,"bid_size":1.0,"ask":4068.1,"ask_size":1.0,"iv":0.7756,"open_interest":0.0,"volume":0.0,"delta":0.9986,"gamma":0.0,"vega":0.1402,"theta":0.0,"rho":4.9374,"theo":4062.1594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4081.25},{"option":"SPXW260424P02800000","bid":0.75,"bid_size":210.0,"ask":1.0,"ask_size":247.0,"iv":0.7564,"open_interest":1.0,"volume":1.0,"delta":-0.0015,"gamma":0.0,"vega":0.1402,"theta":-0.077,"rho":-0.019,"theo":0.9514,"change":-0.075,"open":0.8,"high":0.8,"low":0.8,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-18T10:01:02","percent_change":-8.57143,"prev_day_close":0.799999982118606},{"option":"SPXW260424C03000000","bid":3858.6,"bid_size":1.0,"ask":3869.8,"ask_size":1.0,"iv":0.7314,"open_interest":0.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.1726,"theta":0.0,"rho":5.2859,"theo":3863.8394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3883.0},{"option":"SPXW260424P03000000","bid":1.0,"bid_size":60.0,"ask":1.25,"ask_size":246.0,"iv":0.7182,"open_interest":0.0,"volume":0.0,"delta":-0.0019,"gamma":0.0,"vega":0.1726,"theta":-0.0895,"rho":-0.0238,"theo":1.1447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.02499997615814},{"option":"SPXW260424C03200000","bid":3660.4,"bid_size":1.0,"ask":3671.6,"ask_size":1.0,"iv":0.6924,"open_interest":0.0,"volume":0.0,"delta":0.9977,"gamma":0.0,"vega":0.216,"theta":0.0,"rho":5.6326,"theo":3665.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3685.44995117188},{"option":"SPXW260424P03200000","bid":1.3,"bid_size":60.0,"ask":1.55,"ask_size":244.0,"iv":0.6814,"open_interest":0.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.216,"theta":-0.1058,"rho":-0.0304,"theo":1.4063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.30000001192093},{"option":"SPXW260424C03400000","bid":3462.2,"bid_size":1.0,"ask":3473.8,"ask_size":1.0,"iv":0.6546,"open_interest":0.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.2722,"theta":0.0,"rho":5.9771,"theo":3467.427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3488.75},{"option":"SPXW260424P03400000","bid":1.7,"bid_size":60.0,"ask":1.95,"ask_size":239.0,"iv":0.6472,"open_interest":8.0,"volume":0.0,"delta":-0.0031,"gamma":0.0,"vega":0.2722,"theta":-0.1267,"rho":-0.0391,"theo":1.7588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.45,"last_trade_time":"2026-02-17T10:33:30","percent_change":0.0,"prev_day_close":1.64999997615814},{"option":"SPXW260424C03600000","bid":3264.2,"bid_size":3.0,"ask":3275.4,"ask_size":1.0,"iv":0.6233,"open_interest":0.0,"volume":0.0,"delta":0.996,"gamma":0.0,"vega":0.3461,"theta":0.0,"rho":6.3185,"theo":3269.3785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3290.70007324219},{"option":"SPXW260424P03600000","bid":2.2,"bid_size":60.0,"ask":2.4,"ask_size":166.0,"iv":0.6136,"open_interest":10.0,"volume":0.0,"delta":-0.004,"gamma":0.0,"vega":0.3461,"theta":-0.1528,"rho":-0.0509,"theo":2.2235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.05,"last_trade_time":"2026-02-17T10:33:30","percent_change":0.0,"prev_day_close":2.10000002384186},{"option":"SPXW260424C03800000","bid":3066.7,"bid_size":2.0,"ask":3077.4,"ask_size":1.0,"iv":0.5928,"open_interest":0.0,"volume":0.0,"delta":0.9948,"gamma":0.0,"vega":0.4395,"theta":0.0,"rho":6.6561,"theo":3071.4667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3092.5},{"option":"SPXW260424P03800000","bid":2.75,"bid_size":60.0,"ask":3.0,"ask_size":157.0,"iv":0.581,"open_interest":16.0,"volume":0.0,"delta":-0.0052,"gamma":0.0,"vega":0.4393,"theta":-0.1845,"rho":-0.0665,"theo":2.8244,"change":-0.2,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.85,"last_trade_time":"2026-02-17T15:51:52","percent_change":-7.14286,"prev_day_close":2.625},{"option":"SPXW260424C04000000","bid":2868.8,"bid_size":2.0,"ask":2879.6,"ask_size":1.0,"iv":0.5581,"open_interest":0.0,"volume":0.0,"delta":0.9932,"gamma":0.0,"vega":0.5571,"theta":0.0,"rho":6.9893,"theo":2873.7106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2894.69995117188},{"option":"SPXW260424P04000000","bid":3.5,"bid_size":59.0,"ask":3.8,"ask_size":216.0,"iv":0.5506,"open_interest":4.0,"volume":0.0,"delta":-0.0068,"gamma":0.0,"vega":0.5568,"theta":-0.2218,"rho":-0.0866,"theo":3.5812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.32,"last_trade_time":"2026-02-11T10:09:00","percent_change":0.0,"prev_day_close":3.30000007152557},{"option":"SPXW260424C04200000","bid":2671.7,"bid_size":2.0,"ask":2682.3,"ask_size":1.0,"iv":0.5289,"open_interest":0.0,"volume":0.0,"delta":0.9912,"gamma":0.0,"vega":0.7011,"theta":0.0,"rho":7.3166,"theo":2676.133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2697.0},{"option":"SPXW260424P04200000","bid":4.4,"bid_size":58.0,"ask":4.7,"ask_size":205.0,"iv":0.52,"open_interest":2.0,"volume":0.0,"delta":-0.0088,"gamma":0.0,"vega":0.7008,"theta":-0.2647,"rho":-0.1125,"theo":4.5165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.02,"last_trade_time":"2026-02-11T10:09:00","percent_change":0.0,"prev_day_close":4.15000009536743},{"option":"SPXW260424C04400000","bid":2474.4,"bid_size":2.0,"ask":2484.3,"ask_size":2.0,"iv":0.4967,"open_interest":0.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":0.877,"theta":0.0,"rho":7.6374,"theo":2478.753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2499.34997558594},{"option":"SPXW260424P04400000","bid":5.5,"bid_size":57.0,"ask":5.8,"ask_size":194.0,"iv":0.4899,"open_interest":0.0,"volume":0.0,"delta":-0.0114,"gamma":0.0,"vega":0.8766,"theta":-0.3127,"rho":-0.1449,"theo":5.6493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.15000009536743},{"option":"SPXW260424C04600000","bid":2276.5,"bid_size":3.0,"ask":2287.4,"ask_size":2.0,"iv":0.4636,"open_interest":0.0,"volume":0.0,"delta":0.9854,"gamma":0.0,"vega":1.0888,"theta":0.0,"rho":7.9495,"theo":2281.6043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2302.09997558594},{"option":"SPXW260424P04600000","bid":6.8,"bid_size":55.0,"ask":7.2,"ask_size":182.0,"iv":0.4603,"open_interest":1.0,"volume":0.0,"delta":-0.0146,"gamma":0.0,"vega":1.0886,"theta":-0.3658,"rho":-0.1861,"theo":7.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.52,"last_trade_time":"2026-02-17T14:02:57","percent_change":0.0,"prev_day_close":6.40000009536743},{"option":"SPXW260424C04800000","bid":2079.7,"bid_size":3.0,"ask":2090.5,"ask_size":3.0,"iv":0.4338,"open_interest":0.0,"volume":0.0,"delta":0.9813,"gamma":0.0,"vega":1.3465,"theta":0.0,"rho":8.251,"theo":2084.7344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2105.89990234375},{"option":"SPXW260424P04800000","bid":8.5,"bid_size":53.0,"ask":8.8,"ask_size":109.0,"iv":0.431,"open_interest":2.0,"volume":0.0,"delta":-0.0187,"gamma":0.0,"vega":1.3465,"theta":-0.4242,"rho":-0.2379,"theo":8.6598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":10.0,"last_trade_time":"2026-02-13T09:49:52","percent_change":0.0,"prev_day_close":7.90000009536743},{"option":"SPXW260424C05000000","bid":1883.4,"bid_size":3.0,"ask":1893.0,"ask_size":3.0,"iv":0.4016,"open_interest":0.0,"volume":0.0,"delta":0.9761,"gamma":0.0,"vega":1.6608,"theta":0.0,"rho":8.5373,"theo":1888.2434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1909.09997558594},{"option":"SPXW260424P05000000","bid":10.5,"bid_size":50.0,"ask":10.9,"ask_size":150.0,"iv":0.402,"open_interest":1.0,"volume":0.0,"delta":-0.024,"gamma":0.0,"vega":1.6608,"theta":-0.4892,"rho":-0.3048,"theo":10.6822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":9.7999997138977},{"option":"SPXW260424C05200000","bid":1687.7,"bid_size":3.0,"ask":1696.9,"ask_size":3.0,"iv":0.3733,"open_interest":275.0,"volume":0.0,"delta":0.9691,"gamma":0.0001,"vega":2.0572,"theta":0.0,"rho":8.8023,"theo":1692.3033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1712.39996337891},{"option":"SPXW260424P05200000","bid":13.0,"bid_size":68.0,"ask":13.5,"ask_size":121.0,"iv":0.3733,"open_interest":1.0,"volume":0.0,"delta":-0.0309,"gamma":0.0001,"vega":2.0572,"theta":-0.5636,"rho":-0.3931,"theo":13.2554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.44,"last_trade_time":"2026-02-17T13:58:07","percent_change":0.0,"prev_day_close":12.2000002861023},{"option":"SPXW260424C05300000","bid":1590.1,"bid_size":3.0,"ask":1599.1,"ask_size":3.0,"iv":0.3592,"open_interest":0.0,"volume":0.0,"delta":0.9647,"gamma":0.0001,"vega":2.2925,"theta":-0.071,"rho":8.9232,"theo":1594.6346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1614.40002441406},{"option":"SPXW260424P05300000","bid":14.6,"bid_size":65.0,"ask":15.1,"ask_size":116.0,"iv":0.3594,"open_interest":0.0,"volume":0.0,"delta":-0.0353,"gamma":0.0001,"vega":2.2925,"theta":-0.6057,"rho":-0.4488,"theo":14.8433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":13.6500000953674},{"option":"SPXW260424C05400000","bid":1492.9,"bid_size":3.0,"ask":1502.3,"ask_size":3.0,"iv":0.3471,"open_interest":0.0,"volume":0.0,"delta":0.9596,"gamma":0.0001,"vega":2.5602,"theta":-0.151,"rho":9.0351,"theo":1497.2353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1517.25},{"option":"SPXW260424P05400000","bid":16.5,"bid_size":60.0,"ask":17.0,"ask_size":104.0,"iv":0.3459,"open_interest":39.0,"volume":37.0,"delta":-0.0405,"gamma":0.0001,"vega":2.5602,"theta":-0.652,"rho":-0.5135,"theo":16.7007,"change":-1.4,"open":14.16,"high":15.05,"low":14.16,"tick":"up","last_trade_price":15.05,"last_trade_time":"2026-02-18T15:54:10","percent_change":-8.51064,"prev_day_close":15.3499999046326},{"option":"SPXW260424C05500000","bid":1395.9,"bid_size":3.0,"ask":1405.2,"ask_size":3.0,"iv":0.3336,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":2.8713,"theta":-0.2359,"rho":9.1333,"theo":1400.1788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1419.84997558594},{"option":"SPXW260424P05500000","bid":18.7,"bid_size":55.0,"ask":19.2,"ask_size":91.0,"iv":0.3325,"open_interest":68.0,"volume":25.0,"delta":-0.0466,"gamma":0.0001,"vega":2.8713,"theta":-0.7034,"rho":-0.592,"theo":18.9009,"change":-1.65,"open":17.0,"high":17.0,"low":17.0,"tick":"up","last_trade_price":17.0,"last_trade_time":"2026-02-18T15:54:10","percent_change":-8.84718,"prev_day_close":17.4000005722046},{"option":"SPXW260424C05550000","bid":1347.6,"bid_size":3.0,"ask":1356.8,"ask_size":3.0,"iv":0.327,"open_interest":0.0,"volume":0.0,"delta":0.9499,"gamma":0.0001,"vega":3.0418,"theta":-0.2805,"rho":9.1766,"theo":1351.8087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1371.29998779297},{"option":"SPXW260424P05550000","bid":20.0,"bid_size":17.0,"ask":20.5,"ask_size":85.0,"iv":0.326,"open_interest":0.0,"volume":0.0,"delta":-0.0501,"gamma":0.0001,"vega":3.0418,"theta":-0.7312,"rho":-0.6369,"theo":20.1591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":18.5999994277954},{"option":"SPXW260424C05600000","bid":1299.7,"bid_size":3.0,"ask":1307.8,"ask_size":3.0,"iv":0.3199,"open_interest":0.0,"volume":0.0,"delta":0.9461,"gamma":0.0001,"vega":3.2225,"theta":-0.3266,"rho":9.2163,"theo":1303.5602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1323.25},{"option":"SPXW260424P05600000","bid":21.4,"bid_size":15.0,"ask":21.9,"ask_size":80.0,"iv":0.3196,"open_interest":1.0,"volume":0.0,"delta":-0.054,"gamma":0.0001,"vega":3.2225,"theta":-0.7605,"rho":-0.6856,"theo":21.539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.72,"last_trade_time":"2026-02-17T14:02:57","percent_change":0.0,"prev_day_close":19.8500003814697},{"option":"SPXW260424C05650000","bid":1251.3,"bid_size":3.0,"ask":1259.8,"ask_size":3.0,"iv":0.3132,"open_interest":0.0,"volume":0.0,"delta":0.9419,"gamma":0.0001,"vega":3.417,"theta":-0.3743,"rho":9.2516,"theo":1255.4461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1275.04998779297},{"option":"SPXW260424P05650000","bid":22.9,"bid_size":15.0,"ask":23.4,"ask_size":76.0,"iv":0.3132,"open_interest":42.0,"volume":4.0,"delta":-0.0582,"gamma":0.0001,"vega":3.417,"theta":-0.7914,"rho":-0.7386,"theo":23.0532,"change":-0.15,"open":22.6,"high":22.6,"low":22.6,"tick":"no_change","last_trade_price":22.6,"last_trade_time":"2026-02-18T15:21:55","percent_change":-0.659341,"prev_day_close":21.25},{"option":"SPXW260424C05700000","bid":1203.5,"bid_size":3.0,"ask":1211.8,"ask_size":3.0,"iv":0.3071,"open_interest":0.0,"volume":0.0,"delta":0.9372,"gamma":0.0001,"vega":3.628,"theta":-0.4236,"rho":9.2811,"theo":1207.482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1227.05004882812},{"option":"SPXW260424P05700000","bid":24.6,"bid_size":14.0,"ask":25.1,"ask_size":72.0,"iv":0.307,"open_interest":2.0,"volume":0.0,"delta":-0.0628,"gamma":0.0001,"vega":3.628,"theta":-0.8239,"rho":-0.7974,"theo":24.7174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":23.26,"last_trade_time":"2026-02-17T14:49:11","percent_change":0.0,"prev_day_close":22.8000001907349},{"option":"SPXW260424C05750000","bid":1155.5,"bid_size":3.0,"ask":1163.7,"ask_size":3.0,"iv":0.3001,"open_interest":1.0,"volume":1.0,"delta":0.9321,"gamma":0.0001,"vega":3.8546,"theta":-0.4746,"rho":9.3038,"theo":1159.6872,"change":48.68,"open":1203.23,"high":1203.23,"low":1203.23,"tick":"up","last_trade_price":1203.23,"last_trade_time":"2026-02-18T12:26:51","percent_change":4.21636,"prev_day_close":1178.70001220703},{"option":"SPXW260424P05750000","bid":26.4,"bid_size":13.0,"ask":26.9,"ask_size":67.0,"iv":0.3008,"open_interest":2.0,"volume":0.0,"delta":-0.0679,"gamma":0.0001,"vega":3.8546,"theta":-0.8581,"rho":-0.863,"theo":26.551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":25.06,"last_trade_time":"2026-02-17T14:49:11","percent_change":0.0,"prev_day_close":24.5},{"option":"SPXW260424C05800000","bid":1108.0,"bid_size":3.0,"ask":1116.1,"ask_size":3.0,"iv":0.2942,"open_interest":0.0,"volume":0.0,"delta":0.9265,"gamma":0.0002,"vega":4.0936,"theta":-0.5273,"rho":9.3202,"theo":1112.0814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1131.25},{"option":"SPXW260424P05800000","bid":28.4,"bid_size":13.0,"ask":29.0,"ask_size":63.0,"iv":0.2946,"open_interest":9.0,"volume":0.0,"delta":-0.0735,"gamma":0.0002,"vega":4.0936,"theta":-0.894,"rho":-0.9349,"theo":28.5734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":27.29,"last_trade_time":"2026-02-17T13:58:07","percent_change":0.0,"prev_day_close":26.3500003814697},{"option":"SPXW260424C05850000","bid":1060.8,"bid_size":3.0,"ask":1068.8,"ask_size":3.0,"iv":0.2885,"open_interest":0.0,"volume":0.0,"delta":0.9204,"gamma":0.0002,"vega":4.3462,"theta":-0.5816,"rho":9.3306,"theo":1064.6817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1083.25},{"option":"SPXW260424P05850000","bid":30.5,"bid_size":39.0,"ask":31.2,"ask_size":59.0,"iv":0.2885,"open_interest":14.0,"volume":0.0,"delta":-0.0797,"gamma":0.0002,"vega":4.3462,"theta":-0.9315,"rho":-1.0128,"theo":30.8021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.9,"last_trade_time":"2026-02-17T10:23:41","percent_change":0.0,"prev_day_close":28.4500007629394},{"option":"SPXW260424C05900000","bid":1014.2,"bid_size":3.0,"ask":1022.0,"ask_size":3.0,"iv":0.2836,"open_interest":0.0,"volume":0.0,"delta":0.9136,"gamma":0.0002,"vega":4.6177,"theta":-0.6374,"rho":9.3333,"theo":1017.5065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1035.79998779297},{"option":"SPXW260424P05900000","bid":33.0,"bid_size":12.0,"ask":33.7,"ask_size":49.0,"iv":0.2825,"open_interest":2.0,"volume":0.0,"delta":-0.0864,"gamma":0.0002,"vega":4.6177,"theta":-0.9705,"rho":-1.0984,"theo":33.2552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.23,"last_trade_time":"2026-02-12T13:38:24","percent_change":0.0,"prev_day_close":30.6499996185303},{"option":"SPXW260424C05950000","bid":967.3,"bid_size":3.0,"ask":974.3,"ask_size":3.0,"iv":0.2768,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0002,"vega":4.9095,"theta":-0.6945,"rho":9.3259,"theo":970.5806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":988.799987792969},{"option":"SPXW260424P05950000","bid":35.6,"bid_size":11.0,"ask":36.4,"ask_size":46.0,"iv":0.2764,"open_interest":4.0,"volume":4.0,"delta":-0.0939,"gamma":0.0002,"vega":4.9095,"theta":-1.0108,"rho":-1.1942,"theo":35.9577,"change":-0.65,"open":34.9,"high":35.0,"low":34.9,"tick":"down","last_trade_price":34.9,"last_trade_time":"2026-02-18T15:21:47","percent_change":-1.82841,"prev_day_close":33.2000007629394},{"option":"SPXW260424C06000000","bid":920.0,"bid_size":3.0,"ask":927.5,"ask_size":3.0,"iv":0.2702,"open_interest":179.0,"volume":0.0,"delta":0.898,"gamma":0.0002,"vega":5.2154,"theta":-0.7528,"rho":9.3086,"theo":923.9312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":941.800018310547},{"option":"SPXW260424P06000000","bid":38.6,"bid_size":11.0,"ask":39.4,"ask_size":43.0,"iv":0.2706,"open_interest":436.0,"volume":501.0,"delta":-0.102,"gamma":0.0002,"vega":5.2154,"theta":-1.0524,"rho":-1.2997,"theo":38.9366,"change":-2.3,"open":37.3,"high":37.3,"low":36.15,"tick":"down","last_trade_price":36.15,"last_trade_time":"2026-02-18T15:40:26","percent_change":-5.9818,"prev_day_close":35.8499984741211},{"option":"SPXW260424C06050000","bid":873.7,"bid_size":3.0,"ask":881.2,"ask_size":3.0,"iv":0.2644,"open_interest":5.0,"volume":0.0,"delta":0.889,"gamma":0.0002,"vega":5.5341,"theta":-0.8121,"rho":9.283,"theo":877.5805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":895.050018310547},{"option":"SPXW260424P06050000","bid":41.9,"bid_size":10.0,"ask":42.6,"ask_size":40.0,"iv":0.2648,"open_interest":12.0,"volume":1.0,"delta":-0.111,"gamma":0.0002,"vega":5.5341,"theta":-1.0949,"rho":-1.4136,"theo":42.2142,"change":-2.5,"open":39.15,"high":39.15,"low":39.15,"tick":"down","last_trade_price":39.15,"last_trade_time":"2026-02-18T15:40:26","percent_change":-6.0024,"prev_day_close":38.8500003814697},{"option":"SPXW260424C06100000","bid":827.8,"bid_size":3.0,"ask":835.1,"ask_size":3.0,"iv":0.2587,"open_interest":0.0,"volume":0.0,"delta":0.8792,"gamma":0.0003,"vega":5.873,"theta":-0.872,"rho":9.2463,"theo":831.5511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.699981689453},{"option":"SPXW260424P06100000","bid":45.4,"bid_size":10.0,"ask":46.2,"ask_size":37.0,"iv":0.2589,"open_interest":2.0,"volume":1.0,"delta":-0.1209,"gamma":0.0003,"vega":5.873,"theta":-1.138,"rho":-1.5387,"theo":45.8132,"change":-1.13,"open":44.07,"high":44.07,"low":44.07,"tick":"down","last_trade_price":44.07,"last_trade_time":"2026-02-18T09:50:51","percent_change":-2.5,"prev_day_close":42.1499996185303},{"option":"SPXW260424C06150000","bid":782.1,"bid_size":3.0,"ask":789.3,"ask_size":3.0,"iv":0.2528,"open_interest":0.0,"volume":0.0,"delta":0.8684,"gamma":0.0003,"vega":6.2319,"theta":-0.9321,"rho":9.1948,"theo":785.8771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":803.100006103516},{"option":"SPXW260424P06150000","bid":49.4,"bid_size":10.0,"ask":50.2,"ask_size":33.0,"iv":0.2532,"open_interest":21.0,"volume":1.0,"delta":-0.1317,"gamma":0.0003,"vega":6.2319,"theta":-1.1813,"rho":-1.6785,"theo":49.7675,"change":-1.28,"open":47.87,"high":47.87,"low":47.87,"tick":"down","last_trade_price":47.87,"last_trade_time":"2026-02-18T09:50:51","percent_change":-2.60428,"prev_day_close":45.7999992370606},{"option":"SPXW260424C06200000","bid":736.9,"bid_size":3.0,"ask":743.9,"ask_size":3.0,"iv":0.247,"open_interest":0.0,"volume":0.0,"delta":0.8565,"gamma":0.0003,"vega":6.6004,"theta":-0.9921,"rho":9.1307,"theo":740.5941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":757.600006103516},{"option":"SPXW260424P06200000","bid":53.7,"bid_size":9.0,"ask":54.5,"ask_size":29.0,"iv":0.2473,"open_interest":905.0,"volume":612.0,"delta":-0.1435,"gamma":0.0003,"vega":6.6004,"theta":-1.2244,"rho":-1.8309,"theo":54.1128,"change":-2.5,"open":48.32,"high":52.0,"low":45.73,"tick":"no_change","last_trade_price":51.0,"last_trade_time":"2026-02-18T15:34:55","percent_change":-4.6729,"prev_day_close":49.7999992370606},{"option":"SPXW260424C06250000","bid":692.2,"bid_size":3.0,"ask":699.0,"ask_size":3.0,"iv":0.2413,"open_interest":0.0,"volume":0.0,"delta":0.8435,"gamma":0.0003,"vega":6.9817,"theta":-1.0514,"rho":9.0546,"theo":695.7304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":711.75},{"option":"SPXW260424P06250000","bid":58.5,"bid_size":9.0,"ask":59.3,"ask_size":28.0,"iv":0.2415,"open_interest":30.0,"volume":2.0,"delta":-0.1565,"gamma":0.0003,"vega":6.9817,"theta":-1.2669,"rho":-1.9953,"theo":58.8775,"change":-6.53,"open":51.72,"high":51.72,"low":51.72,"tick":"down","last_trade_price":51.72,"last_trade_time":"2026-02-18T09:57:57","percent_change":-11.2103,"prev_day_close":54.25},{"option":"SPXW260424C06300000","bid":648.2,"bid_size":4.0,"ask":654.6,"ask_size":4.0,"iv":0.2358,"open_interest":0.0,"volume":0.0,"delta":0.8293,"gamma":0.0004,"vega":7.3827,"theta":-1.1094,"rho":8.9598,"theo":651.3271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":667.0},{"option":"SPXW260424P06300000","bid":63.7,"bid_size":9.0,"ask":64.6,"ask_size":25.0,"iv":0.2357,"open_interest":19.0,"volume":11.0,"delta":-0.1707,"gamma":0.0004,"vega":7.3827,"theta":-1.3082,"rho":-2.1785,"theo":64.1025,"change":3.12,"open":57.42,"high":60.68,"low":54.38,"tick":"up","last_trade_price":60.68,"last_trade_time":"2026-02-18T14:50:53","percent_change":5.27919,"prev_day_close":59.1000003814697},{"option":"SPXW260424C06325000","bid":625.8,"bid_size":4.0,"ask":632.5,"ask_size":4.0,"iv":0.2325,"open_interest":0.0,"volume":0.0,"delta":0.8217,"gamma":0.0004,"vega":7.587,"theta":-1.1378,"rho":8.905,"theo":629.3159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":644.900024414062},{"option":"SPXW260424P06325000","bid":66.5,"bid_size":8.0,"ask":67.4,"ask_size":25.0,"iv":0.2329,"open_interest":0.0,"volume":0.0,"delta":-0.1783,"gamma":0.0004,"vega":7.587,"theta":-1.3281,"rho":-2.2774,"theo":66.9055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":61.75},{"option":"SPXW260424C06350000","bid":603.9,"bid_size":4.0,"ask":610.6,"ask_size":4.0,"iv":0.2296,"open_interest":1.0,"volume":0.0,"delta":0.8138,"gamma":0.0004,"vega":7.7914,"theta":-1.1656,"rho":8.8465,"theo":607.4402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":700.5,"last_trade_time":"2026-02-12T09:30:08","percent_change":0.0,"prev_day_close":622.799987792969},{"option":"SPXW260424P06350000","bid":69.4,"bid_size":8.0,"ask":70.4,"ask_size":24.0,"iv":0.2299,"open_interest":16.0,"volume":12.0,"delta":-0.1863,"gamma":0.0004,"vega":7.7914,"theta":-1.3476,"rho":-2.38,"theo":69.8439,"change":-10.69,"open":58.56,"high":58.56,"low":58.56,"tick":"no_change","last_trade_price":58.56,"last_trade_time":"2026-02-18T11:20:43","percent_change":-15.4368,"prev_day_close":64.5},{"option":"SPXW260424C06375000","bid":582.2,"bid_size":4.0,"ask":588.9,"ask_size":4.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":0.8054,"gamma":0.0004,"vega":7.9963,"theta":-1.1928,"rho":8.7846,"theo":585.7051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":601.050018310547},{"option":"SPXW260424P06375000","bid":72.5,"bid_size":8.0,"ask":73.5,"ask_size":23.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":-0.1946,"gamma":0.0004,"vega":7.9963,"theta":-1.3664,"rho":-2.4861,"theo":72.9229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":67.3499984741211},{"option":"SPXW260424C06400000","bid":561.2,"bid_size":4.0,"ask":567.7,"ask_size":4.0,"iv":0.2243,"open_interest":0.0,"volume":0.0,"delta":0.7967,"gamma":0.0004,"vega":8.2038,"theta":-1.2194,"rho":8.718,"theo":564.1166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.0},{"option":"SPXW260424P06400000","bid":75.8,"bid_size":8.0,"ask":76.8,"ask_size":22.0,"iv":0.2241,"open_interest":1204.0,"volume":7.0,"delta":-0.2034,"gamma":0.0004,"vega":8.2038,"theta":-1.3845,"rho":-2.5968,"theo":76.1487,"change":3.52,"open":63.03,"high":72.3,"low":63.03,"tick":"up","last_trade_price":72.3,"last_trade_time":"2026-02-18T15:31:49","percent_change":5.0,"prev_day_close":70.3999977111816},{"option":"SPXW260424C06425000","bid":539.8,"bid_size":4.0,"ask":546.3,"ask_size":4.0,"iv":0.2214,"open_interest":0.0,"volume":0.0,"delta":0.7876,"gamma":0.0005,"vega":8.4154,"theta":-1.2451,"rho":8.6451,"theo":542.6838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":557.700012207031},{"option":"SPXW260424P06425000","bid":79.1,"bid_size":18.0,"ask":80.2,"ask_size":21.0,"iv":0.2211,"open_interest":1.0,"volume":0.0,"delta":-0.2125,"gamma":0.0005,"vega":8.4154,"theta":-1.4018,"rho":-2.7139,"theo":79.53,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":60.55,"last_trade_time":"2026-02-12T09:55:45","percent_change":0.0,"prev_day_close":73.6000022888184},{"option":"SPXW260424C06450000","bid":518.2,"bid_size":4.0,"ask":524.6,"ask_size":4.0,"iv":0.2179,"open_interest":0.0,"volume":0.0,"delta":0.778,"gamma":0.0005,"vega":8.6295,"theta":-1.2698,"rho":8.565,"theo":521.4181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.0},{"option":"SPXW260424P06450000","bid":82.7,"bid_size":10.0,"ask":83.8,"ask_size":21.0,"iv":0.2181,"open_interest":8.0,"volume":0.0,"delta":-0.222,"gamma":0.0005,"vega":8.6295,"theta":-1.4182,"rho":-2.8381,"theo":83.0785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":85.09,"last_trade_time":"2026-02-12T13:56:26","percent_change":0.0,"prev_day_close":76.8999977111816},{"option":"SPXW260424C06475000","bid":497.5,"bid_size":4.0,"ask":503.4,"ask_size":4.0,"iv":0.2151,"open_interest":0.0,"volume":0.0,"delta":0.768,"gamma":0.0005,"vega":8.8426,"theta":-1.2936,"rho":8.4788,"theo":500.3309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":514.699981689453},{"option":"SPXW260424P06475000","bid":86.4,"bid_size":17.0,"ask":87.6,"ask_size":27.0,"iv":0.2152,"open_interest":7.0,"volume":0.0,"delta":-0.2321,"gamma":0.0005,"vega":8.8426,"theta":-1.4335,"rho":-2.9685,"theo":86.8054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":87.26,"last_trade_time":"2026-02-17T13:39:18","percent_change":0.0,"prev_day_close":80.3999977111816},{"option":"SPXW260424C06500000","bid":476.2,"bid_size":4.0,"ask":482.8,"ask_size":4.0,"iv":0.212,"open_interest":1.0,"volume":1.0,"delta":0.7575,"gamma":0.0005,"vega":9.0526,"theta":-1.3162,"rho":8.3881,"theo":479.4312,"change":33.05,"open":507.55,"high":507.55,"low":507.55,"tick":"up","last_trade_price":507.55,"last_trade_time":"2026-02-18T13:41:03","percent_change":6.96523,"prev_day_close":493.850006103516},{"option":"SPXW260424P06500000","bid":90.4,"bid_size":10.0,"ask":91.5,"ask_size":20.0,"iv":0.2122,"open_interest":8.0,"volume":0.0,"delta":-0.2426,"gamma":0.0005,"vega":9.0526,"theta":-1.4477,"rho":-3.1033,"theo":90.72,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.48,"last_trade_time":"2026-02-13T11:19:32","percent_change":0.0,"prev_day_close":84.1000022888184},{"option":"SPXW260424C06525000","bid":455.7,"bid_size":4.0,"ask":461.9,"ask_size":4.0,"iv":0.209,"open_interest":1.0,"volume":1.0,"delta":0.7465,"gamma":0.0005,"vega":9.2606,"theta":-1.3375,"rho":8.2927,"theo":458.7272,"change":32.69,"open":486.59,"high":486.59,"low":486.59,"tick":"up","last_trade_price":486.59,"last_trade_time":"2026-02-18T13:41:03","percent_change":7.20202,"prev_day_close":472.600006103516},{"option":"SPXW260424P06525000","bid":94.5,"bid_size":9.0,"ask":95.7,"ask_size":18.0,"iv":0.2092,"open_interest":11.0,"volume":0.0,"delta":-0.2535,"gamma":0.0005,"vega":9.2606,"theta":-1.4607,"rho":-3.2429,"theo":94.8301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":97.1,"last_trade_time":"2026-02-17T15:33:34","percent_change":0.0,"prev_day_close":88.0},{"option":"SPXW260424C06550000","bid":435.2,"bid_size":7.0,"ask":441.3,"ask_size":7.0,"iv":0.2059,"open_interest":0.0,"volume":0.0,"delta":0.735,"gamma":0.0006,"vega":9.4689,"theta":-1.3575,"rho":8.1901,"theo":438.2295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":451.850006103516},{"option":"SPXW260424P06550000","bid":98.8,"bid_size":16.0,"ask":100.0,"ask_size":18.0,"iv":0.2062,"open_interest":9.0,"volume":0.0,"delta":-0.265,"gamma":0.0006,"vega":9.4689,"theta":-1.4722,"rho":-3.3897,"theo":99.1465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.1,"last_trade_time":"2026-02-17T15:18:25","percent_change":0.0,"prev_day_close":92.1000022888184},{"option":"SPXW260424C06575000","bid":415.0,"bid_size":7.0,"ask":421.1,"ask_size":7.0,"iv":0.203,"open_interest":1.0,"volume":0.0,"delta":0.723,"gamma":0.0006,"vega":9.6771,"theta":-1.3759,"rho":8.0782,"theo":417.9534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":405.43,"last_trade_time":"2026-02-17T15:59:31","percent_change":0.0,"prev_day_close":431.400009155273},{"option":"SPXW260424P06575000","bid":103.4,"bid_size":9.0,"ask":104.6,"ask_size":18.0,"iv":0.2032,"open_interest":26.0,"volume":0.0,"delta":-0.277,"gamma":0.0006,"vega":9.6771,"theta":-1.4822,"rho":-3.5457,"theo":103.6847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":119.4,"last_trade_time":"2026-02-13T15:39:36","percent_change":0.0,"prev_day_close":96.3499984741211},{"option":"SPXW260424C06600000","bid":395.0,"bid_size":7.0,"ask":400.9,"ask_size":7.0,"iv":0.1998,"open_interest":3.0,"volume":0.0,"delta":0.7104,"gamma":0.0006,"vega":9.8816,"theta":-1.3925,"rho":7.9579,"theo":397.9159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":385.71,"last_trade_time":"2026-02-17T15:59:31","percent_change":0.0,"prev_day_close":411.0},{"option":"SPXW260424P06600000","bid":108.2,"bid_size":9.0,"ask":109.4,"ask_size":17.0,"iv":0.2002,"open_interest":503.0,"volume":3.0,"delta":-0.2896,"gamma":0.0006,"vega":9.8816,"theta":-1.4905,"rho":-3.7102,"theo":108.4613,"change":-14.54,"open":100.0,"high":100.0,"low":92.21,"tick":"up","last_trade_price":94.11,"last_trade_time":"2026-02-18T13:28:55","percent_change":-13.3824,"prev_day_close":100.849998474121},{"option":"SPXW260424C06625000","bid":375.3,"bid_size":7.0,"ask":381.1,"ask_size":7.0,"iv":0.1968,"open_interest":0.0,"volume":0.0,"delta":0.6972,"gamma":0.0006,"vega":10.0784,"theta":-1.4073,"rho":7.8318,"theo":378.13,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.0},{"option":"SPXW260424P06625000","bid":113.2,"bid_size":8.0,"ask":114.4,"ask_size":16.0,"iv":0.1971,"open_interest":0.0,"volume":0.0,"delta":-0.3028,"gamma":0.0006,"vega":10.0784,"theta":-1.4969,"rho":-3.8804,"theo":113.4896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":105.550003051758},{"option":"SPXW260424C06650000","bid":358.2,"bid_size":1.0,"ask":359.6,"ask_size":1.0,"iv":0.194,"open_interest":0.0,"volume":0.0,"delta":0.6834,"gamma":0.0006,"vega":10.2677,"theta":-1.42,"rho":7.7001,"theo":358.6065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.699996948242},{"option":"SPXW260424P06650000","bid":118.4,"bid_size":8.0,"ask":119.7,"ask_size":15.0,"iv":0.1939,"open_interest":2.0,"volume":0.0,"delta":-0.3166,"gamma":0.0006,"vega":10.2677,"theta":-1.5012,"rho":-4.0563,"theo":118.7802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":91.13,"last_trade_time":"2026-02-11T10:07:00","percent_change":0.0,"prev_day_close":110.550003051758},{"option":"SPXW260424C06675000","bid":339.0,"bid_size":1.0,"ask":340.3,"ask_size":1.0,"iv":0.1908,"open_interest":2.0,"volume":0.0,"delta":0.669,"gamma":0.0007,"vega":10.4517,"theta":-1.4306,"rho":7.559,"theo":339.3598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.7,"last_trade_time":"2026-02-17T10:35:46","percent_change":0.0,"prev_day_close":351.399993896484},{"option":"SPXW260424P06675000","bid":124.0,"bid_size":8.0,"ask":125.2,"ask_size":22.0,"iv":0.1908,"open_interest":20.0,"volume":0.0,"delta":-0.3311,"gamma":0.0007,"vega":10.4517,"theta":-1.5033,"rho":-4.2415,"theo":124.3477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.74,"last_trade_time":"2026-02-17T14:37:39","percent_change":0.0,"prev_day_close":115.799999237061},{"option":"SPXW260424C06700000","bid":320.0,"bid_size":2.0,"ask":321.3,"ask_size":5.0,"iv":0.1879,"open_interest":2.0,"volume":0.0,"delta":0.6539,"gamma":0.0007,"vega":10.629,"theta":-1.4386,"rho":7.4062,"theo":320.4114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":332.050003051758},{"option":"SPXW260424P06700000","bid":129.8,"bid_size":7.0,"ask":131.1,"ask_size":14.0,"iv":0.1877,"open_interest":17.0,"volume":3.0,"delta":-0.3462,"gamma":0.0007,"vega":10.629,"theta":-1.503,"rho":-4.4385,"theo":130.2135,"change":-4.15,"open":111.17,"high":127.0,"low":111.17,"tick":"down","last_trade_price":126.6,"last_trade_time":"2026-02-18T15:28:38","percent_change":-3.174,"prev_day_close":121.299999237061},{"option":"SPXW260424C06710000","bid":312.4,"bid_size":2.0,"ask":313.8,"ask_size":5.0,"iv":0.1864,"open_interest":0.0,"volume":0.0,"delta":0.6476,"gamma":0.0007,"vega":10.6969,"theta":-1.4411,"rho":7.3423,"theo":312.9205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":324.449996948242},{"option":"SPXW260424P06710000","bid":132.2,"bid_size":7.0,"ask":133.5,"ask_size":14.0,"iv":0.1864,"open_interest":0.0,"volume":0.0,"delta":-0.3524,"gamma":0.0007,"vega":10.6969,"theta":-1.5021,"rho":-4.52,"theo":132.6482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":123.600002288818},{"option":"SPXW260424C06720000","bid":305.0,"bid_size":2.0,"ask":306.5,"ask_size":5.0,"iv":0.1852,"open_interest":0.0,"volume":0.0,"delta":0.6413,"gamma":0.0007,"vega":10.7625,"theta":-1.4431,"rho":7.2773,"theo":305.4818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.849990844727},{"option":"SPXW260424P06720000","bid":134.7,"bid_size":7.0,"ask":136.0,"ask_size":14.0,"iv":0.1852,"open_interest":0.0,"volume":0.0,"delta":-0.3588,"gamma":0.0007,"vega":10.7625,"theta":-1.5008,"rho":-4.6027,"theo":135.1351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":125.899997711182},{"option":"SPXW260424C06725000","bid":301.3,"bid_size":2.0,"ask":302.7,"ask_size":2.0,"iv":0.1845,"open_interest":5.0,"volume":0.0,"delta":0.6381,"gamma":0.0007,"vega":10.7944,"theta":-1.444,"rho":7.2445,"theo":301.7823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":264.74,"last_trade_time":"2026-02-17T10:35:46","percent_change":0.0,"prev_day_close":312.850006103516},{"option":"SPXW260424P06725000","bid":135.9,"bid_size":7.0,"ask":137.2,"ask_size":19.0,"iv":0.1845,"open_interest":15.0,"volume":4.0,"delta":-0.362,"gamma":0.0007,"vega":10.7944,"theta":-1.4999,"rho":-4.6444,"theo":136.3985,"change":-13.35,"open":128.34,"high":128.34,"low":123.7,"tick":"no_change","last_trade_price":123.7,"last_trade_time":"2026-02-18T15:58:36","percent_change":-9.74097,"prev_day_close":127.100002288818},{"option":"SPXW260424C06730000","bid":297.6,"bid_size":2.0,"ask":299.0,"ask_size":2.0,"iv":0.184,"open_interest":0.0,"volume":0.0,"delta":0.6348,"gamma":0.0007,"vega":10.8257,"theta":-1.4447,"rho":7.2115,"theo":298.0961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":309.299987792969},{"option":"SPXW260424P06730000","bid":137.2,"bid_size":7.0,"ask":138.5,"ask_size":13.0,"iv":0.1839,"open_interest":0.0,"volume":0.0,"delta":-0.3652,"gamma":0.0007,"vega":10.8257,"theta":-1.499,"rho":-4.6862,"theo":137.6752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":128.300003051758},{"option":"SPXW260424C06740000","bid":290.2,"bid_size":2.0,"ask":291.6,"ask_size":6.0,"iv":0.1826,"open_interest":0.0,"volume":0.0,"delta":0.6283,"gamma":0.0007,"vega":10.8865,"theta":-1.4458,"rho":7.1448,"theo":290.7643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":301.799987792969},{"option":"SPXW260424P06740000","bid":139.8,"bid_size":7.0,"ask":141.1,"ask_size":13.0,"iv":0.1827,"open_interest":0.0,"volume":0.0,"delta":-0.3718,"gamma":0.0007,"vega":10.8865,"theta":-1.4967,"rho":-4.7705,"theo":140.269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":130.75},{"option":"SPXW260424C06750000","bid":282.9,"bid_size":2.0,"ask":284.3,"ask_size":6.0,"iv":0.1814,"open_interest":2.0,"volume":0.0,"delta":0.6216,"gamma":0.0007,"vega":10.9449,"theta":-1.4464,"rho":7.0771,"theo":283.4872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.67,"last_trade_time":"2026-02-17T15:31:02","percent_change":0.0,"prev_day_close":294.399993896484},{"option":"SPXW260424P06750000","bid":142.4,"bid_size":7.0,"ask":143.7,"ask_size":19.0,"iv":0.1814,"open_interest":26.0,"volume":1.0,"delta":-0.3784,"gamma":0.0007,"vega":10.9449,"theta":-1.494,"rho":-4.8559,"theo":142.9175,"change":-7.27,"open":136.43,"high":136.43,"low":136.43,"tick":"down","last_trade_price":136.43,"last_trade_time":"2026-02-18T14:45:22","percent_change":-5.05915,"prev_day_close":133.25},{"option":"SPXW260424C06760000","bid":275.7,"bid_size":3.0,"ask":277.1,"ask_size":9.0,"iv":0.1801,"open_interest":0.0,"volume":0.0,"delta":0.6148,"gamma":0.0007,"vega":11.0011,"theta":-1.4466,"rho":7.008,"theo":276.2659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":287.0},{"option":"SPXW260424P06760000","bid":145.1,"bid_size":6.0,"ask":146.4,"ask_size":12.0,"iv":0.1801,"open_interest":0.0,"volume":0.0,"delta":-0.3852,"gamma":0.0007,"vega":11.0011,"theta":-1.4908,"rho":-4.9427,"theo":145.6219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":135.849998474121},{"option":"SPXW260424C06770000","bid":268.5,"bid_size":3.0,"ask":269.9,"ask_size":11.0,"iv":0.1788,"open_interest":0.0,"volume":0.0,"delta":0.6079,"gamma":0.0008,"vega":11.0551,"theta":-1.4462,"rho":6.937,"theo":269.1019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":279.850006103516},{"option":"SPXW260424P06770000","bid":147.8,"bid_size":12.0,"ask":149.2,"ask_size":18.0,"iv":0.1789,"open_interest":0.0,"volume":0.0,"delta":-0.3922,"gamma":0.0008,"vega":11.0551,"theta":-1.487,"rho":-5.0314,"theo":148.3836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":138.450004577637},{"option":"SPXW260424C06775000","bid":264.9,"bid_size":3.0,"ask":266.3,"ask_size":6.0,"iv":0.1781,"open_interest":0.0,"volume":0.0,"delta":0.6044,"gamma":0.0008,"vega":11.0813,"theta":-1.4458,"rho":6.9006,"theo":265.5419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":276.0},{"option":"SPXW260424P06775000","bid":149.2,"bid_size":6.0,"ask":150.6,"ask_size":18.0,"iv":0.1782,"open_interest":5.0,"volume":1.0,"delta":-0.3957,"gamma":0.0008,"vega":11.0813,"theta":-1.485,"rho":-5.0765,"theo":149.7865,"change":-20.5,"open":130.25,"high":130.25,"low":130.25,"tick":"down","last_trade_price":130.25,"last_trade_time":"2026-02-18T10:30:02","percent_change":-13.5987,"prev_day_close":139.75},{"option":"SPXW260424C06780000","bid":261.4,"bid_size":2.0,"ask":262.8,"ask_size":11.0,"iv":0.1776,"open_interest":0.0,"volume":0.0,"delta":0.6008,"gamma":0.0008,"vega":11.1069,"theta":-1.4453,"rho":6.8637,"theo":261.997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.349990844727},{"option":"SPXW260424P06780000","bid":150.6,"bid_size":12.0,"ask":152.0,"ask_size":12.0,"iv":0.1776,"open_interest":0.0,"volume":0.0,"delta":-0.3992,"gamma":0.0008,"vega":11.1069,"theta":-1.4828,"rho":-5.1223,"theo":151.2044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":141.099998474121},{"option":"SPXW260424C06790000","bid":254.4,"bid_size":2.0,"ask":255.7,"ask_size":6.0,"iv":0.1764,"open_interest":0.0,"volume":0.0,"delta":0.5937,"gamma":0.0008,"vega":11.1562,"theta":-1.4438,"rho":6.7881,"theo":254.9534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":265.150009155273},{"option":"SPXW260424P06790000","bid":153.5,"bid_size":6.0,"ask":154.9,"ask_size":18.0,"iv":0.1763,"open_interest":0.0,"volume":0.0,"delta":-0.4064,"gamma":0.0008,"vega":11.1562,"theta":-1.478,"rho":-5.2156,"theo":154.0864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":143.799995422363},{"option":"SPXW260424C06800000","bid":247.4,"bid_size":2.0,"ask":248.8,"ask_size":9.0,"iv":0.1751,"open_interest":4.0,"volume":0.0,"delta":0.5864,"gamma":0.0008,"vega":11.2027,"theta":-1.4418,"rho":6.7103,"theo":247.9731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.02,"last_trade_time":"2026-02-17T15:31:02","percent_change":0.0,"prev_day_close":258.0},{"option":"SPXW260424P06800000","bid":156.5,"bid_size":6.0,"ask":157.8,"ask_size":12.0,"iv":0.1751,"open_interest":399.0,"volume":3.0,"delta":-0.4136,"gamma":0.0008,"vega":11.2027,"theta":-1.4726,"rho":-5.311,"theo":157.0318,"change":-13.92,"open":147.73,"high":147.73,"low":144.23,"tick":"down","last_trade_price":144.23,"last_trade_time":"2026-02-18T14:20:09","percent_change":-8.80177,"prev_day_close":146.599998474121},{"option":"SPXW260424C06810000","bid":240.4,"bid_size":2.0,"ask":241.8,"ask_size":6.0,"iv":0.1737,"open_interest":1.0,"volume":0.0,"delta":0.579,"gamma":0.0008,"vega":11.246,"theta":-1.4392,"rho":6.6308,"theo":241.058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":236.89,"last_trade_time":"2026-02-17T11:40:54","percent_change":0.0,"prev_day_close":251.0},{"option":"SPXW260424P06810000","bid":159.5,"bid_size":6.0,"ask":160.8,"ask_size":11.0,"iv":0.1738,"open_interest":11.0,"volume":1.0,"delta":-0.421,"gamma":0.0008,"vega":11.246,"theta":-1.4666,"rho":-5.4082,"theo":160.0424,"change":-14.4,"open":146.8,"high":146.8,"low":146.8,"tick":"down","last_trade_price":146.8,"last_trade_time":"2026-02-18T15:47:20","percent_change":-8.933,"prev_day_close":149.5},{"option":"SPXW260424C06820000","bid":233.6,"bid_size":2.0,"ask":235.0,"ask_size":12.0,"iv":0.1725,"open_interest":2.0,"volume":0.0,"delta":0.5715,"gamma":0.0008,"vega":11.2858,"theta":-1.436,"rho":6.5501,"theo":234.2096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":216.65,"last_trade_time":"2026-02-17T13:16:51","percent_change":0.0,"prev_day_close":244.0},{"option":"SPXW260424P06820000","bid":162.5,"bid_size":12.0,"ask":163.9,"ask_size":11.0,"iv":0.1725,"open_interest":1.0,"volume":0.0,"delta":-0.4286,"gamma":0.0008,"vega":11.2858,"theta":-1.4601,"rho":-5.5066,"theo":163.1196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.04,"last_trade_time":"2026-02-12T14:27:36","percent_change":0.0,"prev_day_close":152.400001525879},{"option":"SPXW260424C06825000","bid":230.2,"bid_size":2.0,"ask":231.6,"ask_size":12.0,"iv":0.1719,"open_interest":9.0,"volume":2.0,"delta":0.5677,"gamma":0.0008,"vega":11.3043,"theta":-1.4342,"rho":6.5094,"theo":230.8108,"change":27.24,"open":253.89,"high":253.89,"low":253.89,"tick":"up","last_trade_price":253.89,"last_trade_time":"2026-02-18T12:38:12","percent_change":12.0185,"prev_day_close":240.449996948242},{"option":"SPXW260424P06825000","bid":164.1,"bid_size":6.0,"ask":165.5,"ask_size":11.0,"iv":0.1719,"open_interest":14.0,"volume":1.0,"delta":-0.4324,"gamma":0.0008,"vega":11.3043,"theta":-1.4566,"rho":-5.5561,"theo":164.6837,"change":-25.25,"open":140.65,"high":140.65,"low":140.65,"tick":"down","last_trade_price":140.65,"last_trade_time":"2026-02-18T12:47:59","percent_change":-15.22,"prev_day_close":153.900001525879},{"option":"SPXW260424C06830000","bid":226.8,"bid_size":3.0,"ask":228.2,"ask_size":12.0,"iv":0.1713,"open_interest":1.0,"volume":0.0,"delta":0.5638,"gamma":0.0008,"vega":11.3219,"theta":-1.4322,"rho":6.4685,"theo":227.4292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.7,"last_trade_time":"2026-02-13T10:32:15","percent_change":0.0,"prev_day_close":236.949996948242},{"option":"SPXW260424P06830000","bid":165.6,"bid_size":11.0,"ask":167.0,"ask_size":11.0,"iv":0.1712,"open_interest":1.0,"volume":0.0,"delta":-0.4362,"gamma":0.0008,"vega":11.3219,"theta":-1.4529,"rho":-5.6058,"theo":166.2649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.29,"last_trade_time":"2026-02-17T14:49:58","percent_change":0.0,"prev_day_close":155.400001525879},{"option":"SPXW260424C06840000","bid":220.1,"bid_size":2.0,"ask":221.5,"ask_size":10.0,"iv":0.17,"open_interest":4.0,"volume":2.0,"delta":0.556,"gamma":0.0008,"vega":11.3542,"theta":-1.4278,"rho":6.3862,"theo":220.7179,"change":24.45,"open":241.2,"high":241.2,"low":241.2,"tick":"up","last_trade_price":241.2,"last_trade_time":"2026-02-18T10:35:50","percent_change":11.2803,"prev_day_close":230.199996948242},{"option":"SPXW260424P06840000","bid":168.9,"bid_size":6.0,"ask":170.3,"ask_size":11.0,"iv":0.17,"open_interest":14.0,"volume":0.0,"delta":-0.444,"gamma":0.0008,"vega":11.3542,"theta":-1.4452,"rho":-5.7058,"theo":169.4793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":173.2,"last_trade_time":"2026-02-17T15:51:36","percent_change":0.0,"prev_day_close":158.449996948242},{"option":"SPXW260424C06850000","bid":213.4,"bid_size":7.0,"ask":214.8,"ask_size":6.0,"iv":0.1687,"open_interest":4.0,"volume":1.0,"delta":0.5481,"gamma":0.0008,"vega":11.3826,"theta":-1.4228,"rho":6.3027,"theo":214.0773,"change":25.59,"open":235.79,"high":235.79,"low":235.79,"tick":"up","last_trade_price":235.79,"last_trade_time":"2026-02-18T10:37:56","percent_change":12.1741,"prev_day_close":223.399993896484},{"option":"SPXW260424P06850000","bid":172.1,"bid_size":11.0,"ask":173.5,"ask_size":11.0,"iv":0.1687,"open_interest":10.0,"volume":0.0,"delta":-0.4519,"gamma":0.0008,"vega":11.3826,"theta":-1.4368,"rho":-5.8069,"theo":172.7643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":176.04,"last_trade_time":"2026-02-17T15:31:24","percent_change":0.0,"prev_day_close":161.599998474121},{"option":"SPXW260424C06860000","bid":206.9,"bid_size":6.0,"ask":208.3,"ask_size":2.0,"iv":0.1674,"open_interest":21.0,"volume":0.0,"delta":0.5401,"gamma":0.0008,"vega":11.4071,"theta":-1.4171,"rho":6.2175,"theo":207.5091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.0,"last_trade_time":"2026-02-12T14:20:11","percent_change":0.0,"prev_day_close":216.650001525879},{"option":"SPXW260424P06860000","bid":175.5,"bid_size":11.0,"ask":176.9,"ask_size":11.0,"iv":0.1674,"open_interest":0.0,"volume":0.0,"delta":-0.4599,"gamma":0.0008,"vega":11.4071,"theta":-1.4278,"rho":-5.9098,"theo":176.1218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":164.799995422363},{"option":"SPXW260424C06870000","bid":200.4,"bid_size":12.0,"ask":201.8,"ask_size":6.0,"iv":0.1662,"open_interest":25.0,"volume":0.0,"delta":0.532,"gamma":0.0008,"vega":11.4276,"theta":-1.4108,"rho":6.1299,"theo":201.0159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":221.0,"last_trade_time":"2026-02-12T14:48:21","percent_change":0.0,"prev_day_close":209.949996948242},{"option":"SPXW260424P06870000","bid":178.8,"bid_size":16.0,"ask":180.3,"ask_size":11.0,"iv":0.1662,"open_interest":2.0,"volume":0.0,"delta":-0.4681,"gamma":0.0008,"vega":11.4276,"theta":-1.4181,"rho":-6.0151,"theo":179.5543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":210.0,"last_trade_time":"2026-02-17T10:55:56","percent_change":0.0,"prev_day_close":168.099998474121},{"option":"SPXW260424C06875000","bid":197.2,"bid_size":6.0,"ask":198.6,"ask_size":2.0,"iv":0.1655,"open_interest":25.0,"volume":0.0,"delta":0.5278,"gamma":0.0008,"vega":11.4362,"theta":-1.4074,"rho":6.0851,"theo":197.7984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.5,"last_trade_time":"2026-02-12T14:50:06","percent_change":0.0,"prev_day_close":206.650001525879},{"option":"SPXW260424P06875000","bid":180.7,"bid_size":11.0,"ask":182.1,"ask_size":11.0,"iv":0.1656,"open_interest":6.0,"volume":1.0,"delta":-0.4722,"gamma":0.0008,"vega":11.4362,"theta":-1.413,"rho":-6.0687,"theo":181.2996,"change":-27.67,"open":155.48,"high":155.48,"low":155.48,"tick":"down","last_trade_price":155.48,"last_trade_time":"2026-02-18T11:37:04","percent_change":-15.1078,"prev_day_close":169.799995422363},{"option":"SPXW260424C06880000","bid":194.0,"bid_size":7.0,"ask":195.4,"ask_size":6.0,"iv":0.1649,"open_interest":0.0,"volume":0.0,"delta":0.5237,"gamma":0.0008,"vega":11.4438,"theta":-1.4039,"rho":6.0396,"theo":194.6008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":203.5},{"option":"SPXW260424P06880000","bid":182.5,"bid_size":11.0,"ask":183.9,"ask_size":11.0,"iv":0.165,"open_interest":1.0,"volume":1.0,"delta":-0.4763,"gamma":0.0008,"vega":11.4438,"theta":-1.4078,"rho":-6.123,"theo":183.0648,"change":-27.92,"open":157.03,"high":157.03,"low":157.03,"tick":"down","last_trade_price":157.03,"last_trade_time":"2026-02-18T11:37:04","percent_change":-15.096,"prev_day_close":171.449996948242},{"option":"SPXW260424C06890000","bid":187.6,"bid_size":13.0,"ask":189.0,"ask_size":6.0,"iv":0.1636,"open_interest":0.0,"volume":0.0,"delta":0.5153,"gamma":0.0008,"vega":11.4554,"theta":-1.3962,"rho":5.9468,"theo":188.2669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":197.0},{"option":"SPXW260424P06890000","bid":186.1,"bid_size":6.0,"ask":187.5,"ask_size":11.0,"iv":0.1637,"open_interest":0.0,"volume":0.0,"delta":-0.4847,"gamma":0.0008,"vega":11.4554,"theta":-1.3968,"rho":-6.2335,"theo":186.6566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":174.900001525879},{"option":"SPXW260424C06900000","bid":181.4,"bid_size":7.0,"ask":182.8,"ask_size":6.0,"iv":0.1624,"open_interest":4.0,"volume":0.0,"delta":0.5068,"gamma":0.0008,"vega":11.4621,"theta":-1.3878,"rho":5.8521,"theo":182.0172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.05,"last_trade_time":"2026-02-13T12:18:47","percent_change":0.0,"prev_day_close":190.550003051758},{"option":"SPXW260424P06900000","bid":189.6,"bid_size":11.0,"ask":191.1,"ask_size":11.0,"iv":0.1624,"open_interest":15.0,"volume":0.0,"delta":-0.4933,"gamma":0.0008,"vega":11.4621,"theta":-1.385,"rho":-6.3459,"theo":190.3326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.54,"last_trade_time":"2026-02-13T12:19:38","percent_change":0.0,"prev_day_close":178.449996948242},{"option":"SPXW260424C06910000","bid":175.2,"bid_size":18.0,"ask":176.6,"ask_size":11.0,"iv":0.1611,"open_interest":0.0,"volume":0.0,"delta":0.4981,"gamma":0.0009,"vega":11.4639,"theta":-1.3788,"rho":5.7564,"theo":175.8542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":184.199996948242},{"option":"SPXW260424P06910000","bid":193.5,"bid_size":11.0,"ask":194.9,"ask_size":11.0,"iv":0.1609,"open_interest":0.0,"volume":0.0,"delta":-0.5019,"gamma":0.0009,"vega":11.4639,"theta":-1.3726,"rho":-6.4592,"theo":194.0952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":182.100006103516},{"option":"SPXW260424C06920000","bid":169.2,"bid_size":17.0,"ask":170.6,"ask_size":11.0,"iv":0.1599,"open_interest":0.0,"volume":0.0,"delta":0.4894,"gamma":0.0009,"vega":11.4604,"theta":-1.3691,"rho":5.6601,"theo":169.7799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":178.0},{"option":"SPXW260424P06920000","bid":197.4,"bid_size":2.0,"ask":198.8,"ask_size":6.0,"iv":0.1599,"open_interest":4.0,"volume":0.0,"delta":-0.5107,"gamma":0.0009,"vega":11.4604,"theta":-1.3595,"rho":-6.5732,"theo":197.9466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.97,"last_trade_time":"2026-02-11T15:24:06","percent_change":0.0,"prev_day_close":185.800003051758},{"option":"SPXW260424C06925000","bid":166.2,"bid_size":18.0,"ask":167.6,"ask_size":11.0,"iv":0.1593,"open_interest":0.0,"volume":0.0,"delta":0.4849,"gamma":0.0009,"vega":11.4568,"theta":-1.3639,"rho":5.6117,"theo":166.7767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":174.949996948242},{"option":"SPXW260424P06925000","bid":199.3,"bid_size":2.0,"ask":200.7,"ask_size":6.0,"iv":0.1592,"open_interest":1.0,"volume":0.0,"delta":-0.5151,"gamma":0.0009,"vega":11.4568,"theta":-1.3527,"rho":-6.6304,"theo":199.9062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.7,"last_trade_time":"2026-02-17T11:22:05","percent_change":0.0,"prev_day_close":187.650001525879},{"option":"SPXW260424C06930000","bid":163.2,"bid_size":18.0,"ask":164.6,"ask_size":11.0,"iv":0.1586,"open_interest":26.0,"volume":0.0,"delta":0.4805,"gamma":0.0009,"vega":11.4518,"theta":-1.3586,"rho":5.5632,"theo":163.7964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.3,"last_trade_time":"2026-02-12T10:45:51","percent_change":0.0,"prev_day_close":171.849998474121},{"option":"SPXW260424P06930000","bid":201.3,"bid_size":6.0,"ask":202.7,"ask_size":6.0,"iv":0.1584,"open_interest":13.0,"volume":0.0,"delta":-0.5196,"gamma":0.0009,"vega":11.4518,"theta":-1.3457,"rho":-6.6877,"theo":201.8887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":211.2,"last_trade_time":"2026-02-17T11:21:50","percent_change":0.0,"prev_day_close":189.550003051758},{"option":"SPXW260424C06940000","bid":157.5,"bid_size":11.0,"ask":158.7,"ask_size":11.0,"iv":0.1574,"open_interest":26.0,"volume":0.0,"delta":0.4715,"gamma":0.0009,"vega":11.4376,"theta":-1.3475,"rho":5.4651,"theo":157.906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":207.63,"last_trade_time":"2026-02-11T15:30:19","percent_change":0.0,"prev_day_close":165.800003051758},{"option":"SPXW260424P06940000","bid":205.4,"bid_size":6.0,"ask":206.8,"ask_size":2.0,"iv":0.1574,"open_interest":1.0,"volume":0.0,"delta":-0.5286,"gamma":0.0009,"vega":11.4376,"theta":-1.3312,"rho":-6.8035,"theo":205.924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.3,"last_trade_time":"2026-02-12T11:24:28","percent_change":0.0,"prev_day_close":193.449996948242},{"option":"SPXW260424C06950000","bid":151.6,"bid_size":11.0,"ask":152.9,"ask_size":6.0,"iv":0.1562,"open_interest":27.0,"volume":0.0,"delta":0.4624,"gamma":0.0009,"vega":11.4175,"theta":-1.3356,"rho":5.3648,"theo":152.1121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.4,"last_trade_time":"2026-02-17T15:42:33","percent_change":0.0,"prev_day_close":159.849998474121},{"option":"SPXW260424P06950000","bid":209.5,"bid_size":6.0,"ask":210.9,"ask_size":6.0,"iv":0.1562,"open_interest":20.0,"volume":0.0,"delta":-0.5377,"gamma":0.0009,"vega":11.4175,"theta":-1.316,"rho":-6.9214,"theo":210.0558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.2,"last_trade_time":"2026-02-17T11:22:05","percent_change":0.0,"prev_day_close":197.399993896484},{"option":"SPXW260424C06960000","bid":146.1,"bid_size":11.0,"ask":147.2,"ask_size":6.0,"iv":0.155,"open_interest":5.0,"volume":0.0,"delta":0.4531,"gamma":0.0009,"vega":11.3912,"theta":-1.3231,"rho":5.2619,"theo":146.4187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.5,"last_trade_time":"2026-02-16T11:23:13","percent_change":0.0,"prev_day_close":154.0},{"option":"SPXW260424P06960000","bid":213.7,"bid_size":2.0,"ask":215.2,"ask_size":2.0,"iv":0.155,"open_interest":0.0,"volume":0.0,"delta":-0.5469,"gamma":0.0009,"vega":11.3912,"theta":-1.3002,"rho":-7.0421,"theo":214.288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":201.5},{"option":"SPXW260424C06970000","bid":140.4,"bid_size":11.0,"ask":141.7,"ask_size":11.0,"iv":0.1538,"open_interest":12.0,"volume":0.0,"delta":0.4438,"gamma":0.0009,"vega":11.3581,"theta":-1.3099,"rho":5.1563,"theo":140.83,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.1,"last_trade_time":"2026-02-17T15:38:00","percent_change":0.0,"prev_day_close":148.199996948242},{"option":"SPXW260424P06970000","bid":218.1,"bid_size":6.0,"ask":219.5,"ask_size":6.0,"iv":0.1537,"open_interest":2.0,"volume":0.0,"delta":-0.5562,"gamma":0.0009,"vega":11.3581,"theta":-1.2836,"rho":-7.1653,"theo":218.625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.5,"last_trade_time":"2026-02-13T10:50:00","percent_change":0.0,"prev_day_close":205.650001525879},{"option":"SPXW260424C06975000","bid":137.6,"bid_size":12.0,"ask":138.9,"ask_size":6.0,"iv":0.1531,"open_interest":11.0,"volume":0.0,"delta":0.4391,"gamma":0.0009,"vega":11.3391,"theta":-1.303,"rho":5.1028,"theo":138.0761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":133.8,"last_trade_time":"2026-02-17T15:35:30","percent_change":0.0,"prev_day_close":145.399993896484},{"option":"SPXW260424P06975000","bid":220.2,"bid_size":6.0,"ask":221.7,"ask_size":2.0,"iv":0.1532,"open_interest":0.0,"volume":0.0,"delta":-0.5609,"gamma":0.0009,"vega":11.3391,"theta":-1.275,"rho":-7.2276,"theo":220.834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.75},{"option":"SPXW260424C06980000","bid":134.9,"bid_size":11.0,"ask":136.2,"ask_size":6.0,"iv":0.1525,"open_interest":4.0,"volume":0.0,"delta":0.4344,"gamma":0.0009,"vega":11.3184,"theta":-1.2959,"rho":5.0491,"theo":135.3499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":113.2,"last_trade_time":"2026-02-17T10:38:58","percent_change":0.0,"prev_day_close":142.600006103516},{"option":"SPXW260424P06980000","bid":222.5,"bid_size":2.0,"ask":224.0,"ask_size":6.0,"iv":0.1526,"open_interest":0.0,"volume":0.0,"delta":-0.5657,"gamma":0.0009,"vega":11.3184,"theta":-1.2663,"rho":-7.2902,"theo":223.0706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.899993896484},{"option":"SPXW260424C06990000","bid":129.7,"bid_size":11.0,"ask":130.8,"ask_size":6.0,"iv":0.1514,"open_interest":5.0,"volume":0.0,"delta":0.4249,"gamma":0.0009,"vega":11.2722,"theta":-1.2813,"rho":4.9413,"theo":129.9813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":112.3,"last_trade_time":"2026-02-17T10:47:41","percent_change":0.0,"prev_day_close":137.050003051758},{"option":"SPXW260424P06990000","bid":227.0,"bid_size":6.0,"ask":228.5,"ask_size":2.0,"iv":0.1513,"open_interest":0.0,"volume":0.0,"delta":-0.5752,"gamma":0.0009,"vega":11.2722,"theta":-1.2482,"rho":-7.4156,"theo":227.6277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":214.300003051758},{"option":"SPXW260424C07000000","bid":124.5,"bid_size":12.0,"ask":125.5,"ask_size":6.0,"iv":0.1502,"open_interest":8.0,"volume":0.0,"delta":0.4153,"gamma":0.0009,"vega":11.2199,"theta":-1.266,"rho":4.8336,"theo":124.7263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":123.52,"last_trade_time":"2026-02-17T11:13:25","percent_change":0.0,"prev_day_close":131.600006103516},{"option":"SPXW260424P07000000","bid":231.8,"bid_size":6.0,"ask":233.2,"ask_size":2.0,"iv":0.15,"open_interest":2.0,"volume":0.0,"delta":-0.5848,"gamma":0.0009,"vega":11.2199,"theta":-1.2296,"rho":-7.5409,"theo":232.2984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.26,"last_trade_time":"2026-02-12T15:40:32","percent_change":0.0,"prev_day_close":218.800003051758},{"option":"SPXW260424C07010000","bid":119.4,"bid_size":12.0,"ask":120.4,"ask_size":6.0,"iv":0.1491,"open_interest":2.0,"volume":0.0,"delta":0.4056,"gamma":0.0009,"vega":11.1614,"theta":-1.25,"rho":4.7259,"theo":119.5868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.48,"last_trade_time":"2026-02-12T15:43:16","percent_change":0.0,"prev_day_close":126.25},{"option":"SPXW260424P07010000","bid":236.6,"bid_size":6.0,"ask":238.0,"ask_size":2.0,"iv":0.1489,"open_interest":6.0,"volume":0.0,"delta":-0.5944,"gamma":0.0009,"vega":11.1614,"theta":-1.2102,"rho":-7.6663,"theo":237.0845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.0,"last_trade_time":"2026-02-16T10:37:31","percent_change":0.0,"prev_day_close":223.349998474121},{"option":"SPXW260424C07025000","bid":111.8,"bid_size":12.0,"ask":112.9,"ask_size":6.0,"iv":0.1473,"open_interest":18.0,"volume":0.0,"delta":0.3909,"gamma":0.0009,"vega":11.0606,"theta":-1.2248,"rho":4.562,"theo":112.0993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":111.27,"last_trade_time":"2026-02-17T11:13:25","percent_change":0.0,"prev_day_close":118.5},{"option":"SPXW260424P07025000","bid":244.0,"bid_size":6.0,"ask":245.4,"ask_size":2.0,"iv":0.1471,"open_interest":13.0,"volume":0.0,"delta":-0.6091,"gamma":0.0009,"vega":11.0606,"theta":-1.18,"rho":-7.8568,"theo":244.4855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":251.4,"last_trade_time":"2026-02-17T15:52:30","percent_change":0.0,"prev_day_close":230.5},{"option":"SPXW260424C07050000","bid":100.0,"bid_size":12.0,"ask":101.0,"ask_size":7.0,"iv":0.1445,"open_interest":24.0,"volume":0.0,"delta":0.3663,"gamma":0.0009,"vega":10.8527,"theta":-1.1797,"rho":4.2786,"theo":100.2375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.07,"last_trade_time":"2026-02-12T14:48:56","percent_change":0.0,"prev_day_close":106.049999237061},{"option":"SPXW260424P07050000","bid":256.8,"bid_size":5.0,"ask":258.3,"ask_size":2.0,"iv":0.1444,"open_interest":7.0,"volume":0.0,"delta":-0.6338,"gamma":0.0009,"vega":10.8527,"theta":-1.1265,"rho":-8.1843,"theo":257.4379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.75,"last_trade_time":"2026-02-17T10:55:20","percent_change":0.0,"prev_day_close":242.899993896484},{"option":"SPXW260424C07075000","bid":88.8,"bid_size":14.0,"ask":89.9,"ask_size":8.0,"iv":0.1417,"open_interest":21.0,"volume":0.0,"delta":0.3415,"gamma":0.0009,"vega":10.5995,"theta":-1.1309,"rho":3.9947,"theo":89.1735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":82.26,"last_trade_time":"2026-02-17T12:44:33","percent_change":0.0,"prev_day_close":94.4500007629394},{"option":"SPXW260424P07075000","bid":270.6,"bid_size":1.0,"ask":272.0,"ask_size":1.0,"iv":0.1417,"open_interest":3.0,"volume":0.0,"delta":-0.6586,"gamma":0.0009,"vega":10.5995,"theta":-1.0693,"rho":-8.5123,"theo":271.188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":281.81,"last_trade_time":"2026-02-17T15:59:31","percent_change":0.0,"prev_day_close":256.100006103516},{"option":"SPXW260424C07100000","bid":78.4,"bid_size":14.0,"ask":79.5,"ask_size":8.0,"iv":0.1391,"open_interest":46.0,"volume":73.0,"delta":0.3166,"gamma":0.0009,"vega":10.3051,"theta":-1.0787,"rho":3.7118,"theo":78.9062,"change":10.65,"open":78.7,"high":93.6,"low":78.7,"tick":"up","last_trade_price":88.2,"last_trade_time":"2026-02-18T13:44:22","percent_change":13.7331,"prev_day_close":83.5999984741211},{"option":"SPXW260424P07100000","bid":285.0,"bid_size":1.0,"ask":286.5,"ask_size":1.0,"iv":0.1391,"open_interest":1.0,"volume":0.0,"delta":-0.6834,"gamma":0.0009,"vega":10.3051,"theta":-1.0087,"rho":-8.8394,"theo":285.7349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.79,"last_trade_time":"2026-02-17T15:59:31","percent_change":0.0,"prev_day_close":270.0},{"option":"SPXW260424C07125000","bid":69.0,"bid_size":15.0,"ask":70.0,"ask_size":9.0,"iv":0.1366,"open_interest":13.0,"volume":0.0,"delta":0.292,"gamma":0.0009,"vega":9.9593,"theta":-1.0234,"rho":3.4239,"theo":69.4413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.46,"last_trade_time":"2026-02-12T15:10:46","percent_change":0.0,"prev_day_close":73.5499992370606},{"option":"SPXW260424P07125000","bid":298.5,"bid_size":4.0,"ask":304.3,"ask_size":4.0,"iv":0.1369,"open_interest":1.0,"volume":1.0,"delta":-0.708,"gamma":0.0009,"vega":9.9593,"theta":-0.945,"rho":-9.1714,"theo":301.0841,"change":-34.0,"open":270.65,"high":270.65,"low":270.65,"tick":"down","last_trade_price":270.65,"last_trade_time":"2026-02-18T13:41:03","percent_change":-11.1604,"prev_day_close":284.799987792969},{"option":"SPXW260424C07150000","bid":60.1,"bid_size":25.0,"ask":61.3,"ask_size":18.0,"iv":0.1342,"open_interest":2.0,"volume":1.0,"delta":0.2677,"gamma":0.0008,"vega":9.5761,"theta":-0.9654,"rho":3.1453,"theo":60.7637,"change":12.86,"open":72.46,"high":72.46,"low":72.46,"tick":"up","last_trade_price":72.46,"last_trade_time":"2026-02-18T10:18:16","percent_change":21.5772,"prev_day_close":64.2999992370606},{"option":"SPXW260424P07150000","bid":314.5,"bid_size":4.0,"ask":320.1,"ask_size":4.0,"iv":0.1344,"open_interest":8.0,"volume":1.0,"delta":-0.7323,"gamma":0.0008,"vega":9.5761,"theta":-0.8786,"rho":-9.4942,"theo":317.2207,"change":-35.01,"open":286.04,"high":286.04,"low":286.04,"tick":"down","last_trade_price":286.04,"last_trade_time":"2026-02-18T13:41:03","percent_change":-10.9048,"prev_day_close":300.0},{"option":"SPXW260424C07175000","bid":52.2,"bid_size":29.0,"ask":53.4,"ask_size":20.0,"iv":0.132,"open_interest":3.0,"volume":0.0,"delta":0.244,"gamma":0.0008,"vega":9.1536,"theta":-0.9051,"rho":2.8679,"theo":52.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":47.0,"last_trade_time":"2026-02-17T10:03:55","percent_change":0.0,"prev_day_close":55.8999996185303},{"option":"SPXW260424P07175000","bid":331.2,"bid_size":4.0,"ask":337.5,"ask_size":4.0,"iv":0.1323,"open_interest":6.0,"volume":0.0,"delta":-0.7561,"gamma":0.0008,"vega":9.1536,"theta":-0.8099,"rho":-9.8158,"theo":334.1215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":316.199996948242},{"option":"SPXW260424C07200000","bid":45.1,"bid_size":29.0,"ask":46.2,"ask_size":21.0,"iv":0.1299,"open_interest":40.0,"volume":1.0,"delta":0.2209,"gamma":0.0008,"vega":8.6906,"theta":-0.8432,"rho":2.5987,"theo":45.6903,"change":7.68,"open":52.48,"high":52.48,"low":52.48,"tick":"up","last_trade_price":52.48,"last_trade_time":"2026-02-18T13:30:38","percent_change":17.1429,"prev_day_close":48.3000011444092},{"option":"SPXW260424P07200000","bid":348.8,"bid_size":4.0,"ask":354.8,"ask_size":4.0,"iv":0.13,"open_interest":0.0,"volume":0.0,"delta":-0.7791,"gamma":0.0008,"vega":8.6906,"theta":-0.7396,"rho":-10.1291,"theo":351.7757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":333.75},{"option":"SPXW260424C07250000","bid":33.1,"bid_size":25.0,"ask":34.1,"ask_size":34.0,"iv":0.1262,"open_interest":19.0,"volume":1.0,"delta":0.1776,"gamma":0.0007,"vega":7.6903,"theta":-0.7173,"rho":2.0913,"theo":33.5188,"change":2.68,"open":35.68,"high":35.68,"low":35.68,"tick":"up","last_trade_price":35.68,"last_trade_time":"2026-02-18T14:50:53","percent_change":8.12121,"prev_day_close":35.5},{"option":"SPXW260424P07250000","bid":386.1,"bid_size":4.0,"ask":392.4,"ask_size":4.0,"iv":0.1261,"open_interest":0.0,"volume":0.0,"delta":-0.8224,"gamma":0.0007,"vega":7.6903,"theta":-0.597,"rho":-10.7248,"theo":389.2325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.050003051758},{"option":"SPXW260424C07300000","bid":23.7,"bid_size":32.0,"ask":24.5,"ask_size":28.0,"iv":0.1228,"open_interest":14.0,"volume":2.0,"delta":0.1392,"gamma":0.0006,"vega":6.6299,"theta":-0.5944,"rho":1.6398,"theo":24.0345,"change":4.18,"open":28.89,"high":28.89,"low":28.08,"tick":"down","last_trade_price":28.08,"last_trade_time":"2026-02-18T13:30:38","percent_change":17.4895,"prev_day_close":25.5999994277954},{"option":"SPXW260424P07300000","bid":425.7,"bid_size":3.0,"ask":433.1,"ask_size":3.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":-0.8608,"gamma":0.0006,"vega":6.6299,"theta":-0.4572,"rho":-11.2647,"theo":429.3765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.5},{"option":"SPXW260424C07350000","bid":16.7,"bid_size":43.0,"ask":17.5,"ask_size":36.0,"iv":0.1203,"open_interest":12.0,"volume":1.0,"delta":0.1066,"gamma":0.0005,"vega":5.5753,"theta":-0.4811,"rho":1.2563,"theo":16.9352,"change":1.4,"open":18.45,"high":18.45,"low":18.45,"tick":"up","last_trade_price":18.45,"last_trade_time":"2026-02-18T14:50:53","percent_change":8.21115,"prev_day_close":18.1999998092651},{"option":"SPXW260424P07350000","bid":468.7,"bid_size":3.0,"ask":475.4,"ask_size":3.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.8934,"gamma":0.0005,"vega":5.5753,"theta":-0.3271,"rho":-11.7365,"theo":471.9055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":452.800003051758},{"option":"SPXW260424C07400000","bid":11.6,"bid_size":75.0,"ask":12.4,"ask_size":47.0,"iv":0.1184,"open_interest":537.0,"volume":3.0,"delta":0.0803,"gamma":0.0004,"vega":4.592,"theta":-0.3827,"rho":0.9462,"theo":11.8296,"change":2.5,"open":14.5,"high":14.6,"low":14.5,"tick":"up","last_trade_price":14.6,"last_trade_time":"2026-02-18T11:24:25","percent_change":20.6612,"prev_day_close":12.9000000953674},{"option":"SPXW260424P07400000","bid":512.6,"bid_size":3.0,"ask":520.0,"ask_size":3.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.9197,"gamma":0.0004,"vega":4.592,"theta":-0.2119,"rho":-12.1349,"theo":516.4283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":496.900009155273},{"option":"SPXW260424C07450000","bid":8.1,"bid_size":102.0,"ask":8.7,"ask_size":80.0,"iv":0.1172,"open_interest":46.0,"volume":25.0,"delta":0.06,"gamma":0.0004,"vega":3.7292,"theta":-0.3018,"rho":0.7065,"theo":8.2808,"change":0.8,"open":9.4,"high":9.4,"low":9.4,"tick":"up","last_trade_price":9.4,"last_trade_time":"2026-02-18T15:54:10","percent_change":9.30233,"prev_day_close":9.0},{"option":"SPXW260424P07450000","bid":559.2,"bid_size":3.0,"ask":566.1,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.94,"gamma":0.0004,"vega":3.7292,"theta":-0.1142,"rho":-12.4629,"theo":562.5078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":542.850006103516},{"option":"SPXW260424C07500000","bid":5.7,"bid_size":122.0,"ask":6.2,"ask_size":103.0,"iv":0.1167,"open_interest":25.0,"volume":25.0,"delta":0.0448,"gamma":0.0003,"vega":3.0104,"theta":-0.2379,"rho":0.5273,"theo":5.8685,"change":0.55,"open":6.65,"high":6.65,"low":6.65,"tick":"up","last_trade_price":6.65,"last_trade_time":"2026-02-18T15:54:10","percent_change":9.01639,"prev_day_close":6.29999995231628},{"option":"SPXW260424P07500000","bid":606.1,"bid_size":3.0,"ask":613.8,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9552,"gamma":0.0003,"vega":3.0104,"theta":-0.0336,"rho":-12.7304,"theo":609.7239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":589.849975585938},{"option":"SPXW260424C07550000","bid":4.1,"bid_size":138.0,"ask":4.5,"ask_size":135.0,"iv":0.117,"open_interest":16.0,"volume":0.0,"delta":0.0338,"gamma":0.0002,"vega":2.4317,"theta":-0.1889,"rho":0.3962,"theo":4.2391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.22,"last_trade_time":"2026-02-17T15:59:23","percent_change":0.0,"prev_day_close":4.5},{"option":"SPXW260424P07550000","bid":654.1,"bid_size":2.0,"ask":661.5,"ask_size":2.0,"iv":0.1171,"open_interest":0.0,"volume":0.0,"delta":-0.9662,"gamma":0.0002,"vega":2.4317,"theta":0.0,"rho":-12.9498,"theo":657.7228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":637.049987792969},{"option":"SPXW260424C07600000","bid":2.95,"bid_size":143.0,"ask":3.3,"ask_size":145.0,"iv":0.1176,"open_interest":17.0,"volume":1.0,"delta":0.0258,"gamma":0.0002,"vega":1.9717,"theta":-0.1515,"rho":0.302,"theo":3.1285,"change":0.07,"open":3.32,"high":3.32,"low":3.32,"tick":"up","last_trade_price":3.32,"last_trade_time":"2026-02-18T09:41:06","percent_change":2.15385,"prev_day_close":3.29999995231628},{"option":"SPXW260424P07600000","bid":702.5,"bid_size":2.0,"ask":709.9,"ask_size":2.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9742,"gamma":0.0002,"vega":1.9717,"theta":0.0,"rho":-13.1323,"theo":706.2406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":685.649993896484},{"option":"SPXW260424C07700000","bid":1.55,"bid_size":193.0,"ask":1.9,"ask_size":188.0,"iv":0.1199,"open_interest":7.0,"volume":1.0,"delta":0.0156,"gamma":0.0001,"vega":1.3203,"theta":-0.1006,"rho":0.1814,"theo":1.8068,"change":-0.005,"open":1.87,"high":1.87,"low":1.87,"tick":"up","last_trade_price":1.87,"last_trade_time":"2026-02-18T09:41:06","percent_change":-0.266667,"prev_day_close":1.82500004768372},{"option":"SPXW260424P07700000","bid":799.7,"bid_size":2.0,"ask":808.4,"ask_size":2.0,"iv":0.1195,"open_interest":0.0,"volume":0.0,"delta":-0.9845,"gamma":0.0001,"vega":1.3203,"theta":0.0,"rho":-13.4295,"theo":804.1755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.399993896484},{"option":"SPXW260424C07800000","bid":0.85,"bid_size":230.0,"ask":1.2,"ask_size":211.0,"iv":0.1233,"open_interest":7.0,"volume":0.0,"delta":0.0098,"gamma":0.0001,"vega":0.9071,"theta":-0.0694,"rho":0.1142,"theo":1.1134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.72,"last_trade_time":"2026-02-12T13:53:53","percent_change":0.0,"prev_day_close":1.07500001788139},{"option":"SPXW260424P07800000","bid":898.6,"bid_size":2.0,"ask":906.9,"ask_size":2.0,"iv":0.1247,"open_interest":0.0,"volume":0.0,"delta":-0.9902,"gamma":0.0001,"vega":0.9071,"theta":0.0,"rho":-13.6733,"theo":902.7387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":881.75},{"option":"SPXW260424C08000000","bid":0.3,"bid_size":205.0,"ask":0.6,"ask_size":258.0,"iv":0.1327,"open_interest":2.0,"volume":0.0,"delta":0.0046,"gamma":0.0,"vega":0.4764,"theta":-0.0378,"rho":0.0531,"theo":0.5153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.92,"last_trade_time":"2026-02-12T09:30:05","percent_change":0.0,"prev_day_close":0.475000008940697},{"option":"SPXW260424P08000000","bid":1096.0,"bid_size":2.0,"ask":1105.1,"ask_size":2.0,"iv":0.1315,"open_interest":0.0,"volume":0.0,"delta":-0.9954,"gamma":0.0,"vega":0.4764,"theta":0.0,"rho":-14.0877,"theo":1100.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1079.5},{"option":"SPXW260424C08200000","bid":0.15,"bid_size":46.0,"ask":0.4,"ask_size":46.0,"iv":0.1452,"open_interest":2.0,"volume":0.0,"delta":0.0027,"gamma":0.0,"vega":0.2956,"theta":-0.0252,"rho":0.0307,"theo":0.3092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.47,"last_trade_time":"2026-02-12T09:30:05","percent_change":0.0,"prev_day_close":0.275000005960464},{"option":"SPXW260424P08200000","bid":1293.2,"bid_size":1.0,"ask":1304.8,"ask_size":1.0,"iv":0.1591,"open_interest":0.0,"volume":0.0,"delta":-0.9974,"gamma":0.0,"vega":0.2956,"theta":0.0,"rho":-14.4634,"theo":1298.9612,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1279.89996337891},{"option":"SPXW260424C08400000","bid":0.1,"bid_size":48.0,"ask":0.35,"ask_size":131.0,"iv":0.1602,"open_interest":0.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.2064,"theta":-0.019,"rho":0.0205,"theo":0.2183,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPXW260424P08400000","bid":1492.0,"bid_size":1.0,"ask":1503.2,"ask_size":1.0,"iv":0.1753,"open_interest":0.0,"volume":0.0,"delta":-0.9982,"gamma":0.0,"vega":0.2061,"theta":0.0,"rho":-14.8268,"theo":1497.3833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1477.84997558594},{"option":"SPXW260424C08600000","bid":0.05,"bid_size":65.0,"ask":0.3,"ask_size":129.0,"iv":0.1736,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.1522,"theta":-0.0152,"rho":0.0147,"theo":0.1646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260424P08600000","bid":1690.5,"bid_size":1.0,"ask":1701.7,"ask_size":1.0,"iv":0.1933,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.152,"theta":0.0,"rho":-15.1858,"theo":1695.843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1676.14996337891},{"option":"SPXW260424C08800000","bid":0.05,"bid_size":51.0,"ask":0.25,"ask_size":118.0,"iv":0.1876,"open_interest":0.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.1153,"theta":-0.0123,"rho":0.0109,"theo":0.1275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260424P08800000","bid":1888.7,"bid_size":1.0,"ask":1900.3,"ask_size":1.0,"iv":0.214,"open_interest":3.0,"volume":2.0,"delta":-0.9991,"gamma":0.0,"vega":0.1152,"theta":0.0,"rho":-15.5429,"theo":1894.3194,"change":-53.89,"open":1847.32,"high":1847.32,"low":1845.46,"tick":"down","last_trade_price":1845.46,"last_trade_time":"2026-02-18T11:31:29","percent_change":-2.83729,"prev_day_close":1873.69995117188},{"option":"SPXW260424C09000000","bid":0.0,"bid_size":0.0,"ask":0.25,"ask_size":132.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.0883,"theta":-0.01,"rho":0.0082,"theo":0.0992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.125000001862645},{"option":"SPXW260424P09000000","bid":2087.6,"bid_size":1.0,"ask":2098.8,"ask_size":1.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.0886,"theta":0.0,"rho":-15.8988,"theo":2092.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2073.05004882812},{"option":"SPXW260430C02800000","bid":4058.0,"bid_size":1.0,"ask":4069.2,"ask_size":1.0,"iv":0.7703,"open_interest":1.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.1582,"theta":0.0,"rho":5.2365,"theo":4062.8391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4064.65,"last_trade_time":"2026-01-21T10:27:19","percent_change":0.0,"prev_day_close":4083.75},{"option":"SPXW260430P02800000","bid":0.95,"bid_size":60.0,"ask":1.2,"ask_size":243.0,"iv":0.738,"open_interest":4390.0,"volume":760.0,"delta":-0.0016,"gamma":0.0,"vega":0.158,"theta":-0.0767,"rho":-0.022,"theo":1.0523,"change":-0.17,"open":0.87,"high":0.88,"low":0.85,"tick":"no_change","last_trade_price":0.88,"last_trade_time":"2026-02-18T11:01:21","percent_change":-16.1905,"prev_day_close":0.974999964237213},{"option":"SPXW260430C03000000","bid":3859.6,"bid_size":1.0,"ask":3871.1,"ask_size":1.0,"iv":0.7279,"open_interest":218.0,"volume":1.0,"delta":0.9979,"gamma":0.0,"vega":0.1989,"theta":0.0,"rho":5.6052,"theo":3864.6658,"change":51.28,"open":3911.33,"high":3911.33,"low":3911.33,"tick":"up","last_trade_price":3911.33,"last_trade_time":"2026-02-18T11:28:24","percent_change":1.32848,"prev_day_close":3884.65002441406},{"option":"SPXW260430P03000000","bid":1.25,"bid_size":60.0,"ask":1.5,"ask_size":242.0,"iv":0.7011,"open_interest":57.0,"volume":0.0,"delta":-0.0021,"gamma":0.0,"vega":0.1988,"theta":-0.0913,"rho":-0.0281,"theo":1.3014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.5,"last_trade_time":"2026-02-13T14:50:23","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260430C03200000","bid":3661.8,"bid_size":1.0,"ask":3673.0,"ask_size":1.0,"iv":0.6875,"open_interest":0.0,"volume":0.0,"delta":0.9973,"gamma":0.0,"vega":0.2525,"theta":0.0,"rho":5.9716,"theo":3666.5804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3688.04992675781},{"option":"SPXW260430P03200000","bid":1.6,"bid_size":60.0,"ask":1.85,"ask_size":239.0,"iv":0.665,"open_interest":138.0,"volume":0.0,"delta":-0.0027,"gamma":0.0,"vega":0.2523,"theta":-0.1101,"rho":-0.0365,"theo":1.6383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.12,"last_trade_time":"2026-02-13T09:31:57","percent_change":0.0,"prev_day_close":1.60000002384186},{"option":"SPXW260430C03400000","bid":3463.8,"bid_size":1.0,"ask":3475.0,"ask_size":1.0,"iv":0.6473,"open_interest":0.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.3219,"theta":0.0,"rho":6.3352,"theo":3468.6035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3490.25},{"option":"SPXW260430P03400000","bid":2.1,"bid_size":60.0,"ask":2.3,"ask_size":249.0,"iv":0.6318,"open_interest":3042.0,"volume":387.0,"delta":-0.0035,"gamma":0.0,"vega":0.3219,"theta":-0.1337,"rho":-0.0477,"theo":2.0859,"change":-0.325,"open":1.82,"high":1.82,"low":1.8,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-18T11:05:08","percent_change":-15.2941,"prev_day_close":1.99999994039536},{"option":"SPXW260430C03600000","bid":3265.7,"bid_size":3.0,"ask":3277.2,"ask_size":1.0,"iv":0.6132,"open_interest":0.0,"volume":0.0,"delta":0.9954,"gamma":0.0,"vega":0.411,"theta":0.0,"rho":6.6951,"theo":3270.7571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3292.0},{"option":"SPXW260430P03600000","bid":2.65,"bid_size":110.0,"ask":2.9,"ask_size":240.0,"iv":0.5999,"open_interest":6223.0,"volume":209.0,"delta":-0.0046,"gamma":0.0,"vega":0.4108,"theta":-0.1623,"rho":-0.0626,"theo":2.6609,"change":-0.425,"open":2.57,"high":2.57,"low":2.25,"tick":"down","last_trade_price":2.25,"last_trade_time":"2026-02-18T10:58:58","percent_change":-15.8878,"prev_day_close":2.52499997615814},{"option":"SPXW260430C03800000","bid":3068.2,"bid_size":2.0,"ask":3079.4,"ask_size":1.0,"iv":0.5808,"open_interest":0.0,"volume":0.0,"delta":0.994,"gamma":0.0,"vega":0.521,"theta":0.0,"rho":7.051,"theo":3073.06,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3094.30004882812},{"option":"SPXW260430P03800000","bid":3.3,"bid_size":85.0,"ask":3.6,"ask_size":178.0,"iv":0.5681,"open_interest":243.0,"volume":200.0,"delta":-0.006,"gamma":0.0,"vega":0.5209,"theta":-0.196,"rho":-0.0816,"theo":3.3873,"change":-0.52,"open":2.83,"high":2.83,"low":2.83,"tick":"no_change","last_trade_price":2.83,"last_trade_time":"2026-02-18T11:01:21","percent_change":-15.5224,"prev_day_close":3.19999992847443},{"option":"SPXW260430C04000000","bid":2871.0,"bid_size":2.0,"ask":2881.7,"ask_size":1.0,"iv":0.5498,"open_interest":1.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.6576,"theta":0.0,"rho":7.4013,"theo":2875.53,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2977.37,"last_trade_time":"2026-01-07T10:30:29","percent_change":0.0,"prev_day_close":2896.80004882812},{"option":"SPXW260430P04000000","bid":4.1,"bid_size":82.0,"ask":4.5,"ask_size":181.0,"iv":0.5378,"open_interest":241.0,"volume":9.0,"delta":-0.0078,"gamma":0.0,"vega":0.6576,"theta":-0.2347,"rho":-0.1061,"theo":4.2809,"change":-0.25,"open":3.94,"high":3.94,"low":3.9,"tick":"down","last_trade_price":3.9,"last_trade_time":"2026-02-18T09:48:24","percent_change":-6.0241,"prev_day_close":3.94999992847443},{"option":"SPXW260430C04100000","bid":2772.6,"bid_size":2.0,"ask":2783.3,"ask_size":1.0,"iv":0.5352,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":0.735,"theta":0.0,"rho":7.5744,"theo":2776.8339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2797.90002441406},{"option":"SPXW260430P04100000","bid":4.6,"bid_size":82.0,"ask":5.0,"ask_size":177.0,"iv":0.523,"open_interest":95.0,"volume":0.0,"delta":-0.0089,"gamma":0.0,"vega":0.735,"theta":-0.2559,"rho":-0.1204,"theo":4.7962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-17T15:32:09","percent_change":0.0,"prev_day_close":4.40000009536743},{"option":"SPXW260430C04200000","bid":2674.0,"bid_size":2.0,"ask":2684.3,"ask_size":1.0,"iv":0.5201,"open_interest":0.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":0.8205,"theta":0.0,"rho":7.7459,"theo":2678.1856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2699.05004882812},{"option":"SPXW260430P04200000","bid":5.2,"bid_size":80.0,"ask":5.5,"ask_size":172.0,"iv":0.5085,"open_interest":47.0,"volume":0.0,"delta":-0.01,"gamma":0.0,"vega":0.8201,"theta":-0.278,"rho":-0.1362,"theo":5.3564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-12T13:30:05","percent_change":0.0,"prev_day_close":4.90000009536743},{"option":"SPXW260430C04300000","bid":2575.3,"bid_size":2.0,"ask":2585.6,"ask_size":1.0,"iv":0.5034,"open_interest":1.0,"volume":0.0,"delta":0.9886,"gamma":0.0,"vega":0.9154,"theta":0.0,"rho":7.9153,"theo":2579.5888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2586.91,"last_trade_time":"2026-01-21T10:28:17","percent_change":0.0,"prev_day_close":2600.30004882812},{"option":"SPXW260430P04300000","bid":5.8,"bid_size":107.0,"ask":6.1,"ask_size":209.0,"iv":0.4937,"open_interest":5234.0,"volume":0.0,"delta":-0.0114,"gamma":0.0,"vega":0.9154,"theta":-0.3014,"rho":-0.1543,"theo":5.9739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.25,"last_trade_time":"2026-02-17T11:28:26","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260430C04400000","bid":2476.8,"bid_size":2.0,"ask":2487.1,"ask_size":1.0,"iv":0.4885,"open_interest":0.0,"volume":0.0,"delta":0.9872,"gamma":0.0,"vega":1.0188,"theta":0.0,"rho":8.0824,"theo":2481.0483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2501.75},{"option":"SPXW260430P04400000","bid":6.5,"bid_size":56.0,"ask":6.8,"ask_size":175.0,"iv":0.4796,"open_interest":116.0,"volume":1.0,"delta":-0.0128,"gamma":0.0,"vega":1.0188,"theta":-0.3257,"rho":-0.1746,"theo":6.6448,"change":-0.9,"open":5.5,"high":5.5,"low":5.5,"tick":"down","last_trade_price":5.5,"last_trade_time":"2026-02-18T10:42:30","percent_change":-14.0625,"prev_day_close":6.04999995231628},{"option":"SPXW260430C04500000","bid":2378.4,"bid_size":3.0,"ask":2388.1,"ask_size":3.0,"iv":0.4713,"open_interest":7.0,"volume":0.0,"delta":0.9855,"gamma":0.0,"vega":1.1302,"theta":0.0,"rho":8.2475,"theo":2382.5686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2391.73,"last_trade_time":"2026-01-21T10:07:03","percent_change":0.0,"prev_day_close":2402.64990234375},{"option":"SPXW260430P04500000","bid":7.2,"bid_size":55.0,"ask":7.5,"ask_size":149.0,"iv":0.465,"open_interest":181.0,"volume":0.0,"delta":-0.0145,"gamma":0.0,"vega":1.1297,"theta":-0.3511,"rho":-0.1968,"theo":7.3735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.45,"last_trade_time":"2026-02-13T14:15:01","percent_change":0.0,"prev_day_close":6.75},{"option":"SPXW260430C04600000","bid":2280.0,"bid_size":3.0,"ask":2290.5,"ask_size":4.0,"iv":0.458,"open_interest":0.0,"volume":0.0,"delta":0.9836,"gamma":0.0,"vega":1.2526,"theta":0.0,"rho":8.4102,"theo":2284.1547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2304.29992675781},{"option":"SPXW260430P04600000","bid":8.0,"bid_size":54.0,"ask":8.3,"ask_size":145.0,"iv":0.4506,"open_interest":315.0,"volume":0.0,"delta":-0.0164,"gamma":0.0,"vega":1.2526,"theta":-0.3778,"rho":-0.2216,"theo":8.174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.6,"last_trade_time":"2026-02-17T14:25:06","percent_change":0.0,"prev_day_close":7.5},{"option":"SPXW260430C04700000","bid":2181.8,"bid_size":3.0,"ask":2191.8,"ask_size":2.0,"iv":0.4436,"open_interest":0.0,"volume":0.0,"delta":0.9816,"gamma":0.0,"vega":1.389,"theta":0.0,"rho":8.5696,"theo":2185.8158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2205.69995117188},{"option":"SPXW260430P04700000","bid":8.9,"bid_size":53.0,"ask":9.2,"ask_size":159.0,"iv":0.4365,"open_interest":152.0,"volume":3.0,"delta":-0.0184,"gamma":0.0,"vega":1.389,"theta":-0.4055,"rho":-0.2497,"theo":9.0466,"change":-0.14,"open":8.61,"high":8.61,"low":8.61,"tick":"down","last_trade_price":8.61,"last_trade_time":"2026-02-18T09:44:43","percent_change":-1.6,"prev_day_close":8.34999990463257},{"option":"SPXW260430C04800000","bid":2082.7,"bid_size":3.0,"ask":2093.5,"ask_size":3.0,"iv":0.4258,"open_interest":1.0,"volume":0.0,"delta":0.9792,"gamma":0.0,"vega":1.5385,"theta":0.0,"rho":8.725,"theo":2087.5661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2106.63,"last_trade_time":"2026-01-21T10:31:18","percent_change":0.0,"prev_day_close":2108.29992675781},{"option":"SPXW260430P04800000","bid":9.8,"bid_size":52.0,"ask":10.2,"ask_size":155.0,"iv":0.4221,"open_interest":361.0,"volume":0.0,"delta":-0.0208,"gamma":0.0,"vega":1.5385,"theta":-0.4347,"rho":-0.2816,"theo":10.0083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.2,"last_trade_time":"2026-02-17T10:26:14","percent_change":0.0,"prev_day_close":9.25},{"option":"SPXW260430C04900000","bid":1985.1,"bid_size":3.0,"ask":1994.5,"ask_size":3.0,"iv":0.4103,"open_interest":0.0,"volume":0.0,"delta":0.9766,"gamma":0.0,"vega":1.7014,"theta":0.0,"rho":8.8768,"theo":1989.4213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1825.21,"last_trade_time":"2025-11-20T13:24:41","percent_change":0.0,"prev_day_close":2010.09997558594},{"option":"SPXW260430P04900000","bid":10.9,"bid_size":50.0,"ask":11.3,"ask_size":149.0,"iv":0.4082,"open_interest":264.0,"volume":0.0,"delta":-0.0234,"gamma":0.0,"vega":1.7014,"theta":-0.4655,"rho":-0.3172,"theo":11.0749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.55,"last_trade_time":"2026-02-17T11:28:26","percent_change":0.0,"prev_day_close":10.25},{"option":"SPXW260430C04950000","bid":1936.3,"bid_size":3.0,"ask":1945.4,"ask_size":3.0,"iv":0.4036,"open_interest":0.0,"volume":0.0,"delta":0.9751,"gamma":0.0,"vega":1.7895,"theta":0.0,"rho":8.9511,"theo":1940.394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1960.14996337891},{"option":"SPXW260430P04950000","bid":11.5,"bid_size":49.0,"ask":11.9,"ask_size":147.0,"iv":0.4012,"open_interest":162.0,"volume":0.0,"delta":-0.0249,"gamma":0.0,"vega":1.7895,"theta":-0.4816,"rho":-0.3366,"theo":11.6534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.9,"last_trade_time":"2026-02-12T13:01:39","percent_change":0.0,"prev_day_close":10.75},{"option":"SPXW260430C05000000","bid":1886.8,"bid_size":3.0,"ask":1896.4,"ask_size":3.0,"iv":0.395,"open_interest":2000.0,"volume":0.0,"delta":0.9736,"gamma":0.0,"vega":1.8833,"theta":0.0,"rho":9.0239,"theo":1891.401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1911.09997558594},{"option":"SPXW260430P05000000","bid":12.1,"bid_size":85.0,"ask":12.5,"ask_size":164.0,"iv":0.3941,"open_interest":2855.0,"volume":45.0,"delta":-0.0264,"gamma":0.0,"vega":1.8833,"theta":-0.4982,"rho":-0.3575,"theo":12.2661,"change":-1.2,"open":10.51,"high":10.8,"low":10.2,"tick":"up","last_trade_price":10.8,"last_trade_time":"2026-02-18T12:00:43","percent_change":-10.0,"prev_day_close":11.3499999046326},{"option":"SPXW260430C05050000","bid":1837.9,"bid_size":3.0,"ask":1847.4,"ask_size":3.0,"iv":0.388,"open_interest":2.0,"volume":0.0,"delta":0.9719,"gamma":0.0001,"vega":1.9834,"theta":0.0,"rho":9.095,"theo":1842.4466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1947.08,"last_trade_time":"2026-01-30T10:23:28","percent_change":0.0,"prev_day_close":1861.90002441406},{"option":"SPXW260430P05050000","bid":12.7,"bid_size":47.0,"ask":13.1,"ask_size":124.0,"iv":0.3869,"open_interest":103.0,"volume":0.0,"delta":-0.0281,"gamma":0.0001,"vega":1.9834,"theta":-0.5153,"rho":-0.3801,"theo":12.9173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":15.89,"last_trade_time":"2026-02-17T09:56:39","percent_change":0.0,"prev_day_close":11.9500002861023},{"option":"SPXW260430C05100000","bid":1789.0,"bid_size":3.0,"ask":1798.4,"ask_size":3.0,"iv":0.3808,"open_interest":0.0,"volume":0.0,"delta":0.9701,"gamma":0.0001,"vega":2.0895,"theta":0.0,"rho":9.1642,"theo":1793.5356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1813.04998779297},{"option":"SPXW260430P05100000","bid":13.4,"bid_size":62.0,"ask":13.8,"ask_size":122.0,"iv":0.38,"open_interest":653.0,"volume":40.0,"delta":-0.0299,"gamma":0.0001,"vega":2.0895,"theta":-0.5332,"rho":-0.4046,"theo":13.612,"change":-1.6,"open":11.64,"high":11.75,"low":11.64,"tick":"up","last_trade_price":11.75,"last_trade_time":"2026-02-18T11:27:05","percent_change":-11.985,"prev_day_close":12.6500000953674},{"option":"SPXW260430C05150000","bid":1740.2,"bid_size":3.0,"ask":1750.2,"ask_size":3.0,"iv":0.3756,"open_interest":2.0,"volume":0.0,"delta":0.9682,"gamma":0.0001,"vega":2.2012,"theta":-0.016,"rho":9.2316,"theo":1744.6734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1764.34997558594},{"option":"SPXW260430P05150000","bid":14.2,"bid_size":45.0,"ask":14.6,"ask_size":119.0,"iv":0.3734,"open_interest":73.0,"volume":3.0,"delta":-0.0318,"gamma":0.0001,"vega":2.2012,"theta":-0.5517,"rho":-0.431,"theo":14.3556,"change":-0.5,"open":13.67,"high":13.67,"low":13.55,"tick":"down","last_trade_price":13.55,"last_trade_time":"2026-02-18T09:48:24","percent_change":-3.55872,"prev_day_close":13.3000001907349},{"option":"SPXW260430C05175000","bid":1715.8,"bid_size":3.0,"ask":1725.1,"ask_size":3.0,"iv":0.3706,"open_interest":0.0,"volume":0.0,"delta":0.9672,"gamma":0.0001,"vega":2.2592,"theta":-0.0333,"rho":9.2645,"theo":1720.2624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1739.79998779297},{"option":"SPXW260430P05175000","bid":14.5,"bid_size":63.0,"ask":15.0,"ask_size":117.0,"iv":0.3697,"open_interest":25.0,"volume":0.0,"delta":-0.0328,"gamma":0.0001,"vega":2.2592,"theta":-0.5613,"rho":-0.4449,"theo":14.7474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.95,"last_trade_time":"2026-02-13T14:29:36","percent_change":0.0,"prev_day_close":13.6500000953674},{"option":"SPXW260430C05200000","bid":1691.5,"bid_size":3.0,"ask":1700.7,"ask_size":3.0,"iv":0.3674,"open_interest":0.0,"volume":0.0,"delta":0.9661,"gamma":0.0001,"vega":2.3186,"theta":-0.0508,"rho":9.297,"theo":1695.8658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1715.5},{"option":"SPXW260430P05200000","bid":15.0,"bid_size":44.0,"ask":15.4,"ask_size":150.0,"iv":0.3665,"open_interest":1849.0,"volume":0.0,"delta":-0.0339,"gamma":0.0001,"vega":2.3186,"theta":-0.5711,"rho":-0.4592,"theo":15.1536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.3,"last_trade_time":"2026-02-13T15:47:14","percent_change":0.0,"prev_day_close":14.0499997138977},{"option":"SPXW260430C05225000","bid":1667.1,"bid_size":3.0,"ask":1676.2,"ask_size":3.0,"iv":0.3637,"open_interest":0.0,"volume":0.0,"delta":0.965,"gamma":0.0001,"vega":2.3796,"theta":-0.0684,"rho":9.329,"theo":1671.4841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1691.04998779297},{"option":"SPXW260430P05225000","bid":15.4,"bid_size":58.0,"ask":15.8,"ask_size":115.0,"iv":0.363,"open_interest":8.0,"volume":0.0,"delta":-0.035,"gamma":0.0001,"vega":2.3796,"theta":-0.5811,"rho":-0.4741,"theo":15.5748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":18.8,"last_trade_time":"2026-02-13T15:40:41","percent_change":0.0,"prev_day_close":14.4500002861023},{"option":"SPXW260430C05250000","bid":1642.8,"bid_size":3.0,"ask":1651.9,"ask_size":3.0,"iv":0.3605,"open_interest":5.0,"volume":0.0,"delta":0.9638,"gamma":0.0001,"vega":2.4426,"theta":-0.0863,"rho":9.3605,"theo":1647.1182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1693.01,"last_trade_time":"2025-12-02T09:37:33","percent_change":0.0,"prev_day_close":1666.5},{"option":"SPXW260430P05250000","bid":15.8,"bid_size":59.0,"ask":16.3,"ask_size":112.0,"iv":0.3597,"open_interest":319.0,"volume":0.0,"delta":-0.0362,"gamma":0.0001,"vega":2.4426,"theta":-0.5913,"rho":-0.4894,"theo":16.0118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.42,"last_trade_time":"2026-02-06T09:41:35","percent_change":0.0,"prev_day_close":14.8499999046326},{"option":"SPXW260430C05275000","bid":1618.4,"bid_size":3.0,"ask":1627.5,"ask_size":3.0,"iv":0.357,"open_interest":0.0,"volume":0.0,"delta":0.9626,"gamma":0.0001,"vega":2.5077,"theta":-0.1045,"rho":9.3914,"theo":1622.7691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1642.20001220703},{"option":"SPXW260430P05275000","bid":16.3,"bid_size":56.0,"ask":16.7,"ask_size":111.0,"iv":0.3564,"open_interest":229.0,"volume":0.0,"delta":-0.0374,"gamma":0.0001,"vega":2.5077,"theta":-0.6018,"rho":-0.5054,"theo":16.4655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.1,"last_trade_time":"2026-02-13T09:56:50","percent_change":0.0,"prev_day_close":15.25},{"option":"SPXW260430C05300000","bid":1594.1,"bid_size":3.0,"ask":1603.1,"ask_size":3.0,"iv":0.3535,"open_interest":0.0,"volume":0.0,"delta":0.9614,"gamma":0.0001,"vega":2.5751,"theta":-0.1228,"rho":9.4217,"theo":1598.4375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1617.75},{"option":"SPXW260430P05300000","bid":16.7,"bid_size":60.0,"ask":17.2,"ask_size":108.0,"iv":0.3529,"open_interest":79.0,"volume":0.0,"delta":-0.0386,"gamma":0.0001,"vega":2.5751,"theta":-0.6125,"rho":-0.5219,"theo":16.9368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.7,"last_trade_time":"2026-02-13T09:56:50","percent_change":0.0,"prev_day_close":15.6999998092651},{"option":"SPXW260430C05325000","bid":1569.8,"bid_size":3.0,"ask":1578.9,"ask_size":3.0,"iv":0.3504,"open_interest":0.0,"volume":0.0,"delta":0.9601,"gamma":0.0001,"vega":2.6452,"theta":-0.1415,"rho":9.4512,"theo":1574.1247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1593.5},{"option":"SPXW260430P05325000","bid":17.2,"bid_size":59.0,"ask":17.7,"ask_size":105.0,"iv":0.3496,"open_interest":5.0,"volume":0.0,"delta":-0.0399,"gamma":0.0001,"vega":2.6452,"theta":-0.6234,"rho":-0.5393,"theo":17.4268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.45,"last_trade_time":"2026-02-09T15:30:04","percent_change":0.0,"prev_day_close":16.1499996185303},{"option":"SPXW260430C05350000","bid":1545.7,"bid_size":3.0,"ask":1554.6,"ask_size":3.0,"iv":0.3475,"open_interest":2.0,"volume":0.0,"delta":0.9588,"gamma":0.0001,"vega":2.7179,"theta":-0.1604,"rho":9.4799,"theo":1549.8317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1636.49,"last_trade_time":"2026-01-14T15:54:03","percent_change":0.0,"prev_day_close":1569.20001220703},{"option":"SPXW260430P05350000","bid":17.8,"bid_size":14.0,"ask":18.2,"ask_size":102.0,"iv":0.3465,"open_interest":99.0,"volume":0.0,"delta":-0.0412,"gamma":0.0001,"vega":2.7179,"theta":-0.6346,"rho":-0.5574,"theo":17.9367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.9,"last_trade_time":"2026-02-17T15:54:32","percent_change":0.0,"prev_day_close":16.6499996185303},{"option":"SPXW260430C05360000","bid":1536.0,"bid_size":3.0,"ask":1544.8,"ask_size":3.0,"iv":0.346,"open_interest":0.0,"volume":0.0,"delta":0.9582,"gamma":0.0001,"vega":2.7478,"theta":-0.168,"rho":9.4911,"theo":1540.1204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1559.39996337891},{"option":"SPXW260430P05360000","bid":18.0,"bid_size":53.0,"ask":18.4,"ask_size":101.0,"iv":0.3451,"open_interest":0.0,"volume":0.0,"delta":-0.0418,"gamma":0.0001,"vega":2.7478,"theta":-0.6392,"rho":-0.5649,"theo":18.1465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":16.8500003814697},{"option":"SPXW260430C05370000","bid":1526.3,"bid_size":3.0,"ask":1535.1,"ask_size":3.0,"iv":0.3447,"open_interest":0.0,"volume":0.0,"delta":0.9576,"gamma":0.0001,"vega":2.7781,"theta":-0.1757,"rho":9.5022,"theo":1530.4125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1549.70001220703},{"option":"SPXW260430P05370000","bid":18.2,"bid_size":53.0,"ask":18.7,"ask_size":99.0,"iv":0.344,"open_interest":29.0,"volume":0.0,"delta":-0.0424,"gamma":0.0001,"vega":2.7781,"theta":-0.6438,"rho":-0.5726,"theo":18.3598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.35,"last_trade_time":"2026-02-03T11:15:35","percent_change":0.0,"prev_day_close":17.0500001907349},{"option":"SPXW260430C05375000","bid":1521.7,"bid_size":3.0,"ask":1530.6,"ask_size":3.0,"iv":0.3452,"open_interest":0.0,"volume":0.0,"delta":0.9574,"gamma":0.0001,"vega":2.7934,"theta":-0.1795,"rho":9.5077,"theo":1525.5599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1544.94995117188},{"option":"SPXW260430P05375000","bid":18.3,"bid_size":53.0,"ask":18.8,"ask_size":98.0,"iv":0.3433,"open_interest":56.0,"volume":0.0,"delta":-0.0427,"gamma":0.0001,"vega":2.7934,"theta":-0.6461,"rho":-0.5765,"theo":18.4677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.29,"last_trade_time":"2026-02-13T14:15:01","percent_change":0.0,"prev_day_close":17.1499996185303},{"option":"SPXW260430C05380000","bid":1516.5,"bid_size":3.0,"ask":1525.4,"ask_size":3.0,"iv":0.3432,"open_interest":0.0,"volume":0.0,"delta":0.9571,"gamma":0.0001,"vega":2.8088,"theta":-0.1834,"rho":9.5131,"theo":1520.7082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1540.0},{"option":"SPXW260430P05380000","bid":18.4,"bid_size":54.0,"ask":18.9,"ask_size":98.0,"iv":0.3426,"open_interest":1.0,"volume":0.0,"delta":-0.043,"gamma":0.0001,"vega":2.8088,"theta":-0.6484,"rho":-0.5804,"theo":18.5766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":17.25},{"option":"SPXW260430C05390000","bid":1506.9,"bid_size":3.0,"ask":1515.7,"ask_size":3.0,"iv":0.3421,"open_interest":0.0,"volume":0.0,"delta":0.9565,"gamma":0.0001,"vega":2.8399,"theta":-0.1912,"rho":9.5239,"theo":1511.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1530.29998779297},{"option":"SPXW260430P05390000","bid":18.6,"bid_size":55.0,"ask":19.1,"ask_size":97.0,"iv":0.3412,"open_interest":3.0,"volume":0.0,"delta":-0.0435,"gamma":0.0001,"vega":2.8399,"theta":-0.6531,"rho":-0.5884,"theo":18.7971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.45,"last_trade_time":"2026-02-17T15:29:17","percent_change":0.0,"prev_day_close":17.4499998092651},{"option":"SPXW260430C05400000","bid":1497.2,"bid_size":3.0,"ask":1506.0,"ask_size":3.0,"iv":0.3408,"open_interest":2.0,"volume":0.0,"delta":0.9559,"gamma":0.0001,"vega":2.8714,"theta":-0.199,"rho":9.5345,"theo":1501.3106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1588.47,"last_trade_time":"2026-01-14T15:54:03","percent_change":0.0,"prev_day_close":1520.60003662109},{"option":"SPXW260430P05400000","bid":18.9,"bid_size":14.0,"ask":19.3,"ask_size":95.0,"iv":0.34,"open_interest":541.0,"volume":0.0,"delta":-0.0441,"gamma":0.0001,"vega":2.8714,"theta":-0.6579,"rho":-0.5965,"theo":19.0213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.04,"last_trade_time":"2026-02-17T14:25:06","percent_change":0.0,"prev_day_close":17.6499996185303},{"option":"SPXW260430C05410000","bid":1487.5,"bid_size":3.0,"ask":1496.3,"ask_size":3.0,"iv":0.3394,"open_interest":0.0,"volume":0.0,"delta":0.9553,"gamma":0.0001,"vega":2.9033,"theta":-0.2069,"rho":9.545,"theo":1491.6176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1510.75},{"option":"SPXW260430P05410000","bid":19.1,"bid_size":52.0,"ask":19.6,"ask_size":94.0,"iv":0.3388,"open_interest":4.0,"volume":0.0,"delta":-0.0447,"gamma":0.0001,"vega":2.9033,"theta":-0.6627,"rho":-0.6048,"theo":19.2494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":17.9000005722046},{"option":"SPXW260430C05420000","bid":1477.7,"bid_size":3.0,"ask":1486.6,"ask_size":3.0,"iv":0.3379,"open_interest":0.0,"volume":0.0,"delta":0.9547,"gamma":0.0001,"vega":2.9356,"theta":-0.2148,"rho":9.5553,"theo":1481.9284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1501.29998779297},{"option":"SPXW260430P05420000","bid":19.3,"bid_size":54.0,"ask":19.8,"ask_size":94.0,"iv":0.3374,"open_interest":10.0,"volume":0.0,"delta":-0.0453,"gamma":0.0001,"vega":2.9356,"theta":-0.6675,"rho":-0.6132,"theo":19.4814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.7,"last_trade_time":"2026-02-05T09:50:53","percent_change":0.0,"prev_day_close":18.0999994277954},{"option":"SPXW260430C05425000","bid":1473.0,"bid_size":3.0,"ask":1481.7,"ask_size":3.0,"iv":0.3374,"open_interest":0.0,"volume":0.0,"delta":0.9544,"gamma":0.0001,"vega":2.9518,"theta":-0.2188,"rho":9.5604,"theo":1477.0854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1496.39996337891},{"option":"SPXW260430P05425000","bid":19.4,"bid_size":55.0,"ask":19.9,"ask_size":56.0,"iv":0.3366,"open_interest":41.0,"volume":0.0,"delta":-0.0457,"gamma":0.0001,"vega":2.9518,"theta":-0.67,"rho":-0.6175,"theo":19.5989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.9,"last_trade_time":"2026-02-13T09:51:33","percent_change":0.0,"prev_day_close":18.1999998092651},{"option":"SPXW260430C05430000","bid":1468.2,"bid_size":3.0,"ask":1476.9,"ask_size":3.0,"iv":0.3369,"open_interest":0.0,"volume":0.0,"delta":0.954,"gamma":0.0001,"vega":2.9682,"theta":-0.2227,"rho":9.5655,"theo":1472.2433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1491.44995117188},{"option":"SPXW260430P05430000","bid":19.6,"bid_size":14.0,"ask":20.1,"ask_size":92.0,"iv":0.3363,"open_interest":9.0,"volume":0.0,"delta":-0.046,"gamma":0.0001,"vega":2.9682,"theta":-0.6724,"rho":-0.6218,"theo":19.7174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.85,"last_trade_time":"2026-02-11T13:21:53","percent_change":0.0,"prev_day_close":18.3000001907349},{"option":"SPXW260430C05440000","bid":1458.5,"bid_size":3.0,"ask":1467.3,"ask_size":3.0,"iv":0.3357,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":3.0012,"theta":-0.2308,"rho":9.5755,"theo":1462.5623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1481.75},{"option":"SPXW260430P05440000","bid":19.8,"bid_size":52.0,"ask":20.3,"ask_size":91.0,"iv":0.3349,"open_interest":19.0,"volume":0.0,"delta":-0.0466,"gamma":0.0001,"vega":3.0012,"theta":-0.6774,"rho":-0.6305,"theo":19.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.9,"last_trade_time":"2026-02-13T09:53:14","percent_change":0.0,"prev_day_close":18.5},{"option":"SPXW260430C05450000","bid":1448.8,"bid_size":3.0,"ask":1457.5,"ask_size":3.0,"iv":0.3342,"open_interest":22.0,"volume":0.0,"delta":0.9528,"gamma":0.0001,"vega":3.0346,"theta":-0.2388,"rho":9.5854,"theo":1452.8855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1353.18,"last_trade_time":"2025-11-19T10:53:47","percent_change":0.0,"prev_day_close":1472.05004882812},{"option":"SPXW260430P05450000","bid":20.1,"bid_size":14.0,"ask":20.5,"ask_size":90.0,"iv":0.3336,"open_interest":535.0,"volume":0.0,"delta":-0.0472,"gamma":0.0001,"vega":3.0346,"theta":-0.6824,"rho":-0.6394,"theo":20.2019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.25,"last_trade_time":"2026-02-11T13:21:53","percent_change":0.0,"prev_day_close":18.75},{"option":"SPXW260430C05460000","bid":1439.2,"bid_size":3.0,"ask":1447.8,"ask_size":3.0,"iv":0.3329,"open_interest":0.0,"volume":0.0,"delta":0.9521,"gamma":0.0001,"vega":3.0683,"theta":-0.2469,"rho":9.5951,"theo":1443.2129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1462.34997558594},{"option":"SPXW260430P05460000","bid":20.3,"bid_size":51.0,"ask":20.8,"ask_size":89.0,"iv":0.3323,"open_interest":6.0,"volume":0.0,"delta":-0.0479,"gamma":0.0001,"vega":3.0683,"theta":-0.6874,"rho":-0.6484,"theo":20.4505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.5,"last_trade_time":"2026-02-13T09:53:14","percent_change":0.0,"prev_day_close":19.0},{"option":"SPXW260430C05470000","bid":1429.5,"bid_size":3.0,"ask":1438.1,"ask_size":3.0,"iv":0.3315,"open_interest":0.0,"volume":0.0,"delta":0.9514,"gamma":0.0001,"vega":3.1023,"theta":-0.2551,"rho":9.6047,"theo":1433.5448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1452.90002441406},{"option":"SPXW260430P05470000","bid":20.6,"bid_size":14.0,"ask":21.1,"ask_size":88.0,"iv":0.3312,"open_interest":13.0,"volume":0.0,"delta":-0.0486,"gamma":0.0001,"vega":3.1023,"theta":-0.6925,"rho":-0.6575,"theo":20.7035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.1,"last_trade_time":"2026-02-06T09:32:10","percent_change":0.0,"prev_day_close":19.1999998092651},{"option":"SPXW260430C05475000","bid":1424.7,"bid_size":3.0,"ask":1433.3,"ask_size":3.0,"iv":0.331,"open_interest":1.0,"volume":0.0,"delta":0.9511,"gamma":0.0001,"vega":3.1195,"theta":-0.2592,"rho":9.6094,"theo":1428.7124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1302.22,"last_trade_time":"2025-11-21T12:12:56","percent_change":0.0,"prev_day_close":1448.04998779297},{"option":"SPXW260430P05475000","bid":20.7,"bid_size":50.0,"ask":21.2,"ask_size":87.0,"iv":0.3304,"open_interest":201.0,"volume":0.0,"delta":-0.0489,"gamma":0.0001,"vega":3.1195,"theta":-0.695,"rho":-0.6622,"theo":20.8316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.24,"last_trade_time":"2026-02-11T09:30:18","percent_change":0.0,"prev_day_close":19.3500003814697},{"option":"SPXW260430C05480000","bid":1419.8,"bid_size":3.0,"ask":1428.5,"ask_size":3.0,"iv":0.3303,"open_interest":0.0,"volume":0.0,"delta":0.9507,"gamma":0.0001,"vega":3.1367,"theta":-0.2633,"rho":9.6142,"theo":1423.8811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1443.10003662109},{"option":"SPXW260430P05480000","bid":20.8,"bid_size":49.0,"ask":21.3,"ask_size":86.0,"iv":0.3297,"open_interest":19.0,"volume":0.0,"delta":-0.0493,"gamma":0.0001,"vega":3.1367,"theta":-0.6976,"rho":-0.6668,"theo":20.9609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.4,"last_trade_time":"2026-02-06T09:32:10","percent_change":0.0,"prev_day_close":19.5},{"option":"SPXW260430C05490000","bid":1410.4,"bid_size":3.0,"ask":1418.7,"ask_size":3.0,"iv":0.3292,"open_interest":0.0,"volume":0.0,"delta":0.95,"gamma":0.0001,"vega":3.1715,"theta":-0.2716,"rho":9.6235,"theo":1414.2219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1433.25},{"option":"SPXW260430P05490000","bid":21.1,"bid_size":14.0,"ask":21.6,"ask_size":85.0,"iv":0.3286,"open_interest":32.0,"volume":0.0,"delta":-0.05,"gamma":0.0001,"vega":3.1715,"theta":-0.7028,"rho":-0.6762,"theo":21.2228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.05,"last_trade_time":"2026-02-10T10:39:24","percent_change":0.0,"prev_day_close":19.6999998092651},{"option":"SPXW260430C05500000","bid":1400.6,"bid_size":3.0,"ask":1409.7,"ask_size":3.0,"iv":0.3288,"open_interest":1508.0,"volume":1.0,"delta":0.9493,"gamma":0.0001,"vega":3.2067,"theta":-0.2799,"rho":9.6327,"theo":1404.5673,"change":45.75,"open":1444.9,"high":1444.9,"low":1444.9,"tick":"up","last_trade_price":1444.9,"last_trade_time":"2026-02-18T10:07:18","percent_change":3.26985,"prev_day_close":1423.54998779297},{"option":"SPXW260430P05500000","bid":21.4,"bid_size":13.0,"ask":21.9,"ask_size":113.0,"iv":0.3274,"open_interest":1286.0,"volume":11.0,"delta":-0.0507,"gamma":0.0001,"vega":3.2067,"theta":-0.7081,"rho":-0.6858,"theo":21.4894,"change":-0.35,"open":20.2,"high":20.9,"low":18.35,"tick":"up","last_trade_price":20.9,"last_trade_time":"2026-02-18T14:56:55","percent_change":-1.64706,"prev_day_close":20.0},{"option":"SPXW260430C05510000","bid":1390.9,"bid_size":3.0,"ask":1399.5,"ask_size":3.0,"iv":0.3265,"open_interest":0.0,"volume":0.0,"delta":0.9486,"gamma":0.0001,"vega":3.2422,"theta":-0.2883,"rho":9.6417,"theo":1394.9175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1414.15002441406},{"option":"SPXW260430P05510000","bid":21.6,"bid_size":48.0,"ask":22.1,"ask_size":83.0,"iv":0.3259,"open_interest":37.0,"volume":0.0,"delta":-0.0514,"gamma":0.0001,"vega":3.2422,"theta":-0.7134,"rho":-0.6955,"theo":21.7607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.7,"last_trade_time":"2026-02-06T10:09:13","percent_change":0.0,"prev_day_close":20.1999998092651},{"option":"SPXW260430C05520000","bid":1381.3,"bid_size":3.0,"ask":1390.4,"ask_size":3.0,"iv":0.3262,"open_interest":0.0,"volume":0.0,"delta":0.9479,"gamma":0.0001,"vega":3.2782,"theta":-0.2967,"rho":9.6506,"theo":1385.2724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1404.45001220703},{"option":"SPXW260430P05520000","bid":21.9,"bid_size":47.0,"ask":22.4,"ask_size":82.0,"iv":0.3247,"open_interest":13.0,"volume":0.0,"delta":-0.0521,"gamma":0.0001,"vega":3.2782,"theta":-0.7188,"rho":-0.7053,"theo":22.0368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-06T10:09:13","percent_change":0.0,"prev_day_close":20.5},{"option":"SPXW260430C05525000","bid":1376.5,"bid_size":3.0,"ask":1385.1,"ask_size":3.0,"iv":0.3248,"open_interest":0.0,"volume":0.0,"delta":0.9475,"gamma":0.0001,"vega":3.2964,"theta":-0.301,"rho":9.655,"theo":1380.4518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1399.44995117188},{"option":"SPXW260430P05525000","bid":22.0,"bid_size":49.0,"ask":22.5,"ask_size":82.0,"iv":0.324,"open_interest":217.0,"volume":0.0,"delta":-0.0525,"gamma":0.0001,"vega":3.2964,"theta":-0.7214,"rho":-0.7103,"theo":22.1767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.8,"last_trade_time":"2026-02-13T15:39:00","percent_change":0.0,"prev_day_close":20.5999994277954},{"option":"SPXW260430C05530000","bid":1371.9,"bid_size":3.0,"ask":1380.7,"ask_size":3.0,"iv":0.3252,"open_interest":0.0,"volume":0.0,"delta":0.9471,"gamma":0.0001,"vega":3.3147,"theta":-0.3052,"rho":9.6593,"theo":1375.6323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1394.95001220703},{"option":"SPXW260430P05530000","bid":22.2,"bid_size":14.0,"ask":22.7,"ask_size":81.0,"iv":0.3235,"open_interest":16.0,"volume":0.0,"delta":-0.0529,"gamma":0.0001,"vega":3.3147,"theta":-0.7242,"rho":-0.7153,"theo":22.3178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.1,"last_trade_time":"2026-02-06T10:10:07","percent_change":0.0,"prev_day_close":20.6999998092651},{"option":"SPXW260430C05540000","bid":1362.0,"bid_size":3.0,"ask":1370.6,"ask_size":3.0,"iv":0.3228,"open_interest":0.0,"volume":0.0,"delta":0.9464,"gamma":0.0001,"vega":3.3517,"theta":-0.3137,"rho":9.6679,"theo":1365.9971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1385.0},{"option":"SPXW260430P05540000","bid":22.5,"bid_size":13.0,"ask":23.0,"ask_size":81.0,"iv":0.3223,"open_interest":15.0,"volume":0.0,"delta":-0.0536,"gamma":0.0001,"vega":3.3517,"theta":-0.7296,"rho":-0.7255,"theo":22.6038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.3,"last_trade_time":"2026-02-13T15:39:01","percent_change":0.0,"prev_day_close":21.0},{"option":"SPXW260430C05550000","bid":1352.4,"bid_size":3.0,"ask":1361.0,"ask_size":3.0,"iv":0.3216,"open_interest":1.0,"volume":0.0,"delta":0.9456,"gamma":0.0001,"vega":3.3891,"theta":-0.3223,"rho":9.6764,"theo":1356.367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1231.74,"last_trade_time":"2025-11-18T16:12:42","percent_change":0.0,"prev_day_close":1375.45001220703},{"option":"SPXW260430P05550000","bid":22.8,"bid_size":13.0,"ask":23.3,"ask_size":80.0,"iv":0.3211,"open_interest":244.0,"volume":2.0,"delta":-0.0544,"gamma":0.0001,"vega":3.3891,"theta":-0.7352,"rho":-0.7358,"theo":22.8948,"change":-2.38,"open":20.27,"high":20.27,"low":20.27,"tick":"down","last_trade_price":20.27,"last_trade_time":"2026-02-18T13:48:55","percent_change":-10.5077,"prev_day_close":21.25},{"option":"SPXW260430C05560000","bid":1342.8,"bid_size":3.0,"ask":1351.8,"ask_size":3.0,"iv":0.321,"open_interest":0.0,"volume":0.0,"delta":0.9448,"gamma":0.0001,"vega":3.4271,"theta":-0.331,"rho":9.6846,"theo":1346.7421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1365.79998779297},{"option":"SPXW260430P05560000","bid":23.1,"bid_size":13.0,"ask":23.6,"ask_size":79.0,"iv":0.3198,"open_interest":20.0,"volume":0.0,"delta":-0.0552,"gamma":0.0001,"vega":3.4271,"theta":-0.7407,"rho":-0.7463,"theo":23.191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":24.8,"last_trade_time":"2026-02-06T09:38:52","percent_change":0.0,"prev_day_close":21.5},{"option":"SPXW260430C05570000","bid":1333.2,"bid_size":3.0,"ask":1342.1,"ask_size":3.0,"iv":0.3197,"open_interest":0.0,"volume":0.0,"delta":0.944,"gamma":0.0001,"vega":3.4657,"theta":-0.3397,"rho":9.6927,"theo":1337.1224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1356.20001220703},{"option":"SPXW260430P05570000","bid":23.4,"bid_size":13.0,"ask":23.9,"ask_size":78.0,"iv":0.3186,"open_interest":17.0,"volume":0.0,"delta":-0.056,"gamma":0.0001,"vega":3.4657,"theta":-0.7464,"rho":-0.757,"theo":23.4925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.01,"last_trade_time":"2026-02-12T13:40:40","percent_change":0.0,"prev_day_close":21.8000001907349},{"option":"SPXW260430C05575000","bid":1328.4,"bid_size":3.0,"ask":1337.4,"ask_size":3.0,"iv":0.3192,"open_interest":0.0,"volume":0.0,"delta":0.9436,"gamma":0.0001,"vega":3.4853,"theta":-0.3441,"rho":9.6966,"theo":1332.3146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1351.45001220703},{"option":"SPXW260430P05575000","bid":23.5,"bid_size":47.0,"ask":24.0,"ask_size":77.0,"iv":0.3178,"open_interest":97.0,"volume":0.0,"delta":-0.0564,"gamma":0.0001,"vega":3.4853,"theta":-0.7492,"rho":-0.7624,"theo":23.6453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.1,"last_trade_time":"2026-02-06T15:36:07","percent_change":0.0,"prev_day_close":21.9500007629395},{"option":"SPXW260430C05580000","bid":1323.6,"bid_size":3.0,"ask":1332.0,"ask_size":3.0,"iv":0.3177,"open_interest":0.0,"volume":0.0,"delta":0.9432,"gamma":0.0001,"vega":3.5049,"theta":-0.3484,"rho":9.7006,"theo":1327.5082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1346.34997558594},{"option":"SPXW260430P05580000","bid":23.7,"bid_size":13.0,"ask":24.2,"ask_size":77.0,"iv":0.3173,"open_interest":86.0,"volume":0.0,"delta":-0.0568,"gamma":0.0001,"vega":3.5049,"theta":-0.752,"rho":-0.7678,"theo":23.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.3,"last_trade_time":"2026-02-06T09:31:25","percent_change":0.0,"prev_day_close":22.0999994277954},{"option":"SPXW260430C05590000","bid":1314.0,"bid_size":3.0,"ask":1322.4,"ask_size":3.0,"iv":0.3165,"open_interest":0.0,"volume":0.0,"delta":0.9424,"gamma":0.0001,"vega":3.5448,"theta":-0.3573,"rho":9.7082,"theo":1317.8995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1336.94995117188},{"option":"SPXW260430P05590000","bid":24.0,"bid_size":13.0,"ask":24.5,"ask_size":76.0,"iv":0.316,"open_interest":1.0,"volume":0.0,"delta":-0.0576,"gamma":0.0001,"vega":3.5448,"theta":-0.7578,"rho":-0.7789,"theo":24.1119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.8,"last_trade_time":"2026-02-06T09:38:35","percent_change":0.0,"prev_day_close":22.4000005722046},{"option":"SPXW260430C05600000","bid":1304.4,"bid_size":3.0,"ask":1312.9,"ask_size":3.0,"iv":0.3154,"open_interest":8.0,"volume":0.0,"delta":0.9415,"gamma":0.0001,"vega":3.5852,"theta":-0.3661,"rho":9.7156,"theo":1308.2964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1293.82,"last_trade_time":"2026-02-13T15:59:35","percent_change":0.0,"prev_day_close":1327.25},{"option":"SPXW260430P05600000","bid":24.3,"bid_size":69.0,"ask":24.8,"ask_size":103.0,"iv":0.3147,"open_interest":1834.0,"volume":20.0,"delta":-0.0585,"gamma":0.0001,"vega":3.5852,"theta":-0.7636,"rho":-0.7902,"theo":24.4299,"change":-3.05,"open":20.92,"high":21.1,"low":20.92,"tick":"up","last_trade_price":21.1,"last_trade_time":"2026-02-18T10:31:15","percent_change":-12.6294,"prev_day_close":22.6999998092651},{"option":"SPXW260430C05610000","bid":1294.8,"bid_size":3.0,"ask":1303.3,"ask_size":3.0,"iv":0.3142,"open_interest":0.0,"volume":0.0,"delta":0.9407,"gamma":0.0001,"vega":3.6264,"theta":-0.3751,"rho":9.7228,"theo":1298.6991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1317.54998779297},{"option":"SPXW260430P05610000","bid":24.6,"bid_size":46.0,"ask":25.2,"ask_size":75.0,"iv":0.3136,"open_interest":0.0,"volume":0.0,"delta":-0.0593,"gamma":0.0001,"vega":3.6264,"theta":-0.7694,"rho":-0.8018,"theo":24.7538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":23.0},{"option":"SPXW260430C05620000","bid":1285.2,"bid_size":3.0,"ask":1293.6,"ask_size":3.0,"iv":0.3127,"open_interest":0.0,"volume":0.0,"delta":0.9398,"gamma":0.0001,"vega":3.6681,"theta":-0.384,"rho":9.7298,"theo":1289.1077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1307.95001220703},{"option":"SPXW260430P05620000","bid":25.0,"bid_size":12.0,"ask":25.5,"ask_size":73.0,"iv":0.3124,"open_interest":19.0,"volume":8.0,"delta":-0.0602,"gamma":0.0001,"vega":3.6681,"theta":-0.7754,"rho":-0.8136,"theo":25.0835,"change":-3.6,"open":21.2,"high":21.2,"low":21.2,"tick":"up","last_trade_price":21.2,"last_trade_time":"2026-02-18T10:43:52","percent_change":-14.5161,"prev_day_close":23.3000001907349},{"option":"SPXW260430C05625000","bid":1280.4,"bid_size":3.0,"ask":1288.8,"ask_size":3.0,"iv":0.3121,"open_interest":0.0,"volume":0.0,"delta":0.9394,"gamma":0.0001,"vega":3.6892,"theta":-0.3886,"rho":9.7332,"theo":1284.3143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1303.15002441406},{"option":"SPXW260430P05625000","bid":25.1,"bid_size":45.0,"ask":25.7,"ask_size":73.0,"iv":0.3117,"open_interest":27.0,"volume":0.0,"delta":-0.0606,"gamma":0.0001,"vega":3.6892,"theta":-0.7783,"rho":-0.8196,"theo":25.2506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":28.68,"last_trade_time":"2026-01-29T10:25:41","percent_change":0.0,"prev_day_close":23.4500007629395},{"option":"SPXW260430C05630000","bid":1275.9,"bid_size":3.0,"ask":1283.9,"ask_size":3.0,"iv":0.3118,"open_interest":0.0,"volume":0.0,"delta":0.9389,"gamma":0.0001,"vega":3.7105,"theta":-0.3931,"rho":9.7365,"theo":1279.5224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1298.44995117188},{"option":"SPXW260430P05630000","bid":25.3,"bid_size":44.0,"ask":25.8,"ask_size":73.0,"iv":0.3111,"open_interest":21.0,"volume":0.0,"delta":-0.0611,"gamma":0.0001,"vega":3.7105,"theta":-0.7813,"rho":-0.8256,"theo":25.4193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.25,"last_trade_time":"2026-02-02T15:40:00","percent_change":0.0,"prev_day_close":23.5999994277954},{"option":"SPXW260430C05640000","bid":1266.0,"bid_size":3.0,"ask":1274.5,"ask_size":3.0,"iv":0.3103,"open_interest":0.0,"volume":0.0,"delta":0.938,"gamma":0.0001,"vega":3.7536,"theta":-0.4022,"rho":9.7429,"theo":1269.9432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1288.95001220703},{"option":"SPXW260430P05640000","bid":25.6,"bid_size":45.0,"ask":26.2,"ask_size":72.0,"iv":0.3099,"open_interest":5.0,"volume":0.0,"delta":-0.062,"gamma":0.0001,"vega":3.7536,"theta":-0.7874,"rho":-0.8379,"theo":25.7613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.1,"last_trade_time":"2026-02-10T10:06:39","percent_change":0.0,"prev_day_close":23.9000005722046},{"option":"SPXW260430C05650000","bid":1256.5,"bid_size":3.0,"ask":1264.9,"ask_size":3.0,"iv":0.3092,"open_interest":17.0,"volume":0.0,"delta":0.9371,"gamma":0.0001,"vega":3.7972,"theta":-0.4113,"rho":9.7491,"theo":1260.3704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1292.09,"last_trade_time":"2025-11-10T10:56:48","percent_change":0.0,"prev_day_close":1279.40002441406},{"option":"SPXW260430P05650000","bid":26.0,"bid_size":13.0,"ask":26.5,"ask_size":71.0,"iv":0.3086,"open_interest":177.0,"volume":3.0,"delta":-0.0629,"gamma":0.0001,"vega":3.7972,"theta":-0.7934,"rho":-0.8505,"theo":26.1096,"change":-0.25,"open":25.6,"high":25.6,"low":25.6,"tick":"no_change","last_trade_price":25.6,"last_trade_time":"2026-02-18T15:21:16","percent_change":-0.967119,"prev_day_close":24.25},{"option":"SPXW260430C05660000","bid":1247.0,"bid_size":3.0,"ask":1255.4,"ask_size":3.0,"iv":0.3081,"open_interest":0.0,"volume":0.0,"delta":0.9362,"gamma":0.0001,"vega":3.8415,"theta":-0.4205,"rho":9.755,"theo":1250.8041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1269.79998779297},{"option":"SPXW260430P05660000","bid":26.3,"bid_size":45.0,"ask":26.9,"ask_size":71.0,"iv":0.3074,"open_interest":11.0,"volume":0.0,"delta":-0.0638,"gamma":0.0001,"vega":3.8415,"theta":-0.7996,"rho":-0.8633,"theo":26.4645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":28.3,"last_trade_time":"2026-02-06T09:38:46","percent_change":0.0,"prev_day_close":24.5999994277954},{"option":"SPXW260430C05670000","bid":1237.4,"bid_size":3.0,"ask":1245.8,"ask_size":3.0,"iv":0.3068,"open_interest":0.0,"volume":0.0,"delta":0.9352,"gamma":0.0001,"vega":3.8863,"theta":-0.4298,"rho":9.7606,"theo":1241.2444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1260.10003662109},{"option":"SPXW260430P05670000","bid":26.7,"bid_size":43.0,"ask":27.2,"ask_size":69.0,"iv":0.3063,"open_interest":12.0,"volume":0.0,"delta":-0.0648,"gamma":0.0001,"vega":3.8863,"theta":-0.8058,"rho":-0.8764,"theo":26.826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.68,"last_trade_time":"2026-02-17T09:56:39","percent_change":0.0,"prev_day_close":24.9000005722046},{"option":"SPXW260430C05675000","bid":1232.6,"bid_size":3.0,"ask":1241.0,"ask_size":3.0,"iv":0.3061,"open_interest":0.0,"volume":0.0,"delta":0.9347,"gamma":0.0001,"vega":3.9089,"theta":-0.4345,"rho":9.7633,"theo":1236.4671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1208.58,"last_trade_time":"2025-11-07T15:39:29","percent_change":0.0,"prev_day_close":1255.45001220703},{"option":"SPXW260430P05675000","bid":26.9,"bid_size":12.0,"ask":27.4,"ask_size":69.0,"iv":0.3056,"open_interest":83.0,"volume":0.0,"delta":-0.0653,"gamma":0.0001,"vega":3.9089,"theta":-0.8089,"rho":-0.8831,"theo":27.0092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":25.74,"last_trade_time":"2026-02-17T14:24:38","percent_change":0.0,"prev_day_close":25.0999994277954},{"option":"SPXW260430C05680000","bid":1227.8,"bid_size":3.0,"ask":1236.3,"ask_size":3.0,"iv":0.3056,"open_interest":0.0,"volume":0.0,"delta":0.9342,"gamma":0.0001,"vega":3.9316,"theta":-0.4391,"rho":9.766,"theo":1231.6916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1250.65002441406},{"option":"SPXW260430P05680000","bid":27.1,"bid_size":12.0,"ask":27.6,"ask_size":69.0,"iv":0.305,"open_interest":7.0,"volume":0.0,"delta":-0.0658,"gamma":0.0001,"vega":3.9316,"theta":-0.812,"rho":-0.8898,"theo":27.1942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.2,"last_trade_time":"2026-02-05T11:57:41","percent_change":0.0,"prev_day_close":25.25},{"option":"SPXW260430C05690000","bid":1218.3,"bid_size":3.0,"ask":1226.7,"ask_size":3.0,"iv":0.3044,"open_interest":0.0,"volume":0.0,"delta":0.9332,"gamma":0.0001,"vega":3.9774,"theta":-0.4485,"rho":9.7711,"theo":1222.1456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1240.89996337891},{"option":"SPXW260430P05690000","bid":27.4,"bid_size":45.0,"ask":28.0,"ask_size":68.0,"iv":0.3039,"open_interest":37.0,"volume":20.0,"delta":-0.0668,"gamma":0.0001,"vega":3.9774,"theta":-0.8183,"rho":-0.9034,"theo":27.5694,"change":-3.8,"open":23.28,"high":23.5,"low":23.28,"tick":"up","last_trade_price":23.5,"last_trade_time":"2026-02-18T11:27:05","percent_change":-13.9194,"prev_day_close":25.5999994277954},{"option":"SPXW260430C05700000","bid":1208.7,"bid_size":3.0,"ask":1217.0,"ask_size":3.0,"iv":0.3028,"open_interest":0.0,"volume":0.0,"delta":0.9322,"gamma":0.0001,"vega":4.0237,"theta":-0.458,"rho":9.7759,"theo":1212.6068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1231.45001220703},{"option":"SPXW260430P05700000","bid":27.8,"bid_size":44.0,"ask":28.4,"ask_size":67.0,"iv":0.3026,"open_interest":181.0,"volume":22.0,"delta":-0.0678,"gamma":0.0001,"vega":4.0237,"theta":-0.8247,"rho":-0.9173,"theo":27.9517,"change":-1.5,"open":24.5,"high":27.5,"low":23.0,"tick":"up","last_trade_price":27.5,"last_trade_time":"2026-02-18T14:57:26","percent_change":-5.41516,"prev_day_close":25.9500007629395},{"option":"SPXW260430C05710000","bid":1199.2,"bid_size":3.0,"ask":1207.6,"ask_size":3.0,"iv":0.3019,"open_interest":0.0,"volume":0.0,"delta":0.9312,"gamma":0.0001,"vega":4.0705,"theta":-0.4674,"rho":9.7806,"theo":1203.0751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1221.60003662109},{"option":"SPXW260430P05710000","bid":28.2,"bid_size":42.0,"ask":28.8,"ask_size":66.0,"iv":0.3014,"open_interest":4.0,"volume":0.0,"delta":-0.0688,"gamma":0.0001,"vega":4.0705,"theta":-0.8311,"rho":-0.9314,"theo":28.3412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.73,"last_trade_time":"2026-02-13T15:35:45","percent_change":0.0,"prev_day_close":26.3000001907349},{"option":"SPXW260430C05720000","bid":1189.8,"bid_size":3.0,"ask":1198.5,"ask_size":3.0,"iv":0.3013,"open_interest":0.0,"volume":0.0,"delta":0.9302,"gamma":0.0001,"vega":4.1177,"theta":-0.477,"rho":9.785,"theo":1193.5508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1212.34997558594},{"option":"SPXW260430P05720000","bid":28.6,"bid_size":42.0,"ask":29.2,"ask_size":65.0,"iv":0.3002,"open_interest":27.0,"volume":1.0,"delta":-0.0699,"gamma":0.0001,"vega":4.1177,"theta":-0.8376,"rho":-0.9458,"theo":28.738,"change":-3.25,"open":25.2,"high":25.2,"low":25.2,"tick":"down","last_trade_price":25.2,"last_trade_time":"2026-02-18T10:01:36","percent_change":-11.4235,"prev_day_close":26.6999998092651},{"option":"SPXW260430C05725000","bid":1184.8,"bid_size":3.0,"ask":1193.1,"ask_size":3.0,"iv":0.2996,"open_interest":0.0,"volume":0.0,"delta":0.9296,"gamma":0.0001,"vega":4.1414,"theta":-0.4818,"rho":9.7871,"theo":1188.7914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1207.40002441406},{"option":"SPXW260430P05725000","bid":28.8,"bid_size":42.0,"ask":29.4,"ask_size":65.0,"iv":0.2996,"open_interest":403.0,"volume":1.0,"delta":-0.0704,"gamma":0.0001,"vega":4.1414,"theta":-0.8409,"rho":-0.953,"theo":28.9392,"change":-4.49,"open":24.16,"high":24.16,"low":24.16,"tick":"down","last_trade_price":24.16,"last_trade_time":"2026-02-18T11:16:40","percent_change":-15.6719,"prev_day_close":26.9000005722046},{"option":"SPXW260430C05730000","bid":1180.5,"bid_size":3.0,"ask":1188.3,"ask_size":3.0,"iv":0.2996,"open_interest":1.0,"volume":0.0,"delta":0.9291,"gamma":0.0001,"vega":4.1653,"theta":-0.4866,"rho":9.7891,"theo":1184.0339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1318.74,"last_trade_time":"2026-01-28T11:34:37","percent_change":0.0,"prev_day_close":1202.65002441406},{"option":"SPXW260430P05730000","bid":29.0,"bid_size":42.0,"ask":29.6,"ask_size":65.0,"iv":0.299,"open_interest":20.0,"volume":0.0,"delta":-0.0709,"gamma":0.0001,"vega":4.1653,"theta":-0.8442,"rho":-0.9604,"theo":29.1422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":30.75,"last_trade_time":"2026-02-13T10:35:33","percent_change":0.0,"prev_day_close":27.0499992370605},{"option":"SPXW260430C05740000","bid":1171.0,"bid_size":3.0,"ask":1178.8,"ask_size":3.0,"iv":0.2984,"open_interest":1.0,"volume":0.0,"delta":0.928,"gamma":0.0001,"vega":4.2134,"theta":-0.4963,"rho":9.7931,"theo":1174.5246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1275.68,"last_trade_time":"2026-01-30T14:26:57","percent_change":0.0,"prev_day_close":1193.29998779297},{"option":"SPXW260430P05740000","bid":29.4,"bid_size":42.0,"ask":30.0,"ask_size":64.0,"iv":0.2978,"open_interest":15.0,"volume":0.0,"delta":-0.072,"gamma":0.0001,"vega":4.2134,"theta":-0.8508,"rho":-0.9752,"theo":29.5541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":28.37,"last_trade_time":"2026-02-17T14:21:21","percent_change":0.0,"prev_day_close":27.4500007629395},{"option":"SPXW260430C05750000","bid":1161.1,"bid_size":3.0,"ask":1169.3,"ask_size":3.0,"iv":0.2967,"open_interest":37.0,"volume":0.0,"delta":0.9269,"gamma":0.0002,"vega":4.2619,"theta":-0.506,"rho":9.7968,"theo":1165.023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1301.58,"last_trade_time":"2026-01-28T11:27:28","percent_change":0.0,"prev_day_close":1183.54998779297},{"option":"SPXW260430P05750000","bid":29.8,"bid_size":42.0,"ask":30.4,"ask_size":64.0,"iv":0.2966,"open_interest":104.0,"volume":0.0,"delta":-0.0731,"gamma":0.0002,"vega":4.2619,"theta":-0.8574,"rho":-0.9902,"theo":29.9736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":30.08,"last_trade_time":"2026-02-13T14:37:24","percent_change":0.0,"prev_day_close":27.8000001907349},{"option":"SPXW260430C05760000","bid":1151.6,"bid_size":3.0,"ask":1160.5,"ask_size":3.0,"iv":0.2963,"open_interest":1.0,"volume":0.0,"delta":0.9258,"gamma":0.0002,"vega":4.3109,"theta":-0.5158,"rho":9.8003,"theo":1155.5292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1292.29,"last_trade_time":"2026-01-28T11:25:02","percent_change":0.0,"prev_day_close":1174.09997558594},{"option":"SPXW260430P05760000","bid":30.3,"bid_size":11.0,"ask":30.8,"ask_size":62.0,"iv":0.2954,"open_interest":18.0,"volume":0.0,"delta":-0.0742,"gamma":0.0002,"vega":4.3109,"theta":-0.8641,"rho":-1.0054,"theo":30.401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.71,"last_trade_time":"2026-02-13T09:51:58","percent_change":0.0,"prev_day_close":28.1999998092651},{"option":"SPXW260430C05770000","bid":1142.6,"bid_size":3.0,"ask":1150.3,"ask_size":3.0,"iv":0.2949,"open_interest":19.0,"volume":0.0,"delta":0.9246,"gamma":0.0002,"vega":4.3605,"theta":-0.5256,"rho":9.8036,"theo":1146.0434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1280.36,"last_trade_time":"2026-01-28T11:38:28","percent_change":0.0,"prev_day_close":1164.60003662109},{"option":"SPXW260430P05770000","bid":30.7,"bid_size":39.0,"ask":31.3,"ask_size":62.0,"iv":0.2943,"open_interest":15.0,"volume":0.0,"delta":-0.0754,"gamma":0.0002,"vega":4.3605,"theta":-0.8709,"rho":-1.0209,"theo":30.8363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":32.77,"last_trade_time":"2026-02-13T10:59:26","percent_change":0.0,"prev_day_close":28.5999994277954},{"option":"SPXW260430C05775000","bid":1137.8,"bid_size":3.0,"ask":1145.5,"ask_size":3.0,"iv":0.2941,"open_interest":1.0,"volume":0.0,"delta":0.924,"gamma":0.0002,"vega":4.3855,"theta":-0.5306,"rho":9.8051,"theo":1141.3035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1277.72,"last_trade_time":"2026-01-28T11:25:19","percent_change":0.0,"prev_day_close":1159.79998779297},{"option":"SPXW260430P05775000","bid":30.9,"bid_size":39.0,"ask":31.5,"ask_size":61.0,"iv":0.2937,"open_interest":48.0,"volume":0.0,"delta":-0.076,"gamma":0.0002,"vega":4.3855,"theta":-0.8743,"rho":-1.0287,"theo":31.057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":29.9,"last_trade_time":"2026-02-17T14:18:53","percent_change":0.0,"prev_day_close":28.8000001907349},{"option":"SPXW260430C05780000","bid":1132.8,"bid_size":3.0,"ask":1141.5,"ask_size":3.0,"iv":0.2941,"open_interest":0.0,"volume":0.0,"delta":0.9234,"gamma":0.0002,"vega":4.4106,"theta":-0.5355,"rho":9.8066,"theo":1136.5656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1155.0},{"option":"SPXW260430P05780000","bid":31.1,"bid_size":39.0,"ask":31.7,"ask_size":61.0,"iv":0.293,"open_interest":15.0,"volume":0.0,"delta":-0.0766,"gamma":0.0002,"vega":4.4106,"theta":-0.8777,"rho":-1.0366,"theo":31.2797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.0,"last_trade_time":"2026-02-17T15:24:10","percent_change":0.0,"prev_day_close":29.0499992370606},{"option":"SPXW260430C05790000","bid":1123.6,"bid_size":3.0,"ask":1131.3,"ask_size":3.0,"iv":0.2924,"open_interest":0.0,"volume":0.0,"delta":0.9223,"gamma":0.0002,"vega":4.4614,"theta":-0.5455,"rho":9.8094,"theo":1127.096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1145.90002441406},{"option":"SPXW260430P05790000","bid":31.5,"bid_size":39.0,"ask":32.2,"ask_size":60.0,"iv":0.292,"open_interest":10.0,"volume":0.0,"delta":-0.0777,"gamma":0.0002,"vega":4.4614,"theta":-0.8846,"rho":-1.0525,"theo":31.7312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.6,"last_trade_time":"2026-02-13T09:59:54","percent_change":0.0,"prev_day_close":29.4500007629394},{"option":"SPXW260430C05800000","bid":1114.2,"bid_size":3.0,"ask":1122.2,"ask_size":3.0,"iv":0.2917,"open_interest":1.0,"volume":0.0,"delta":0.921,"gamma":0.0002,"vega":4.5129,"theta":-0.5555,"rho":9.8119,"theo":1117.6347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1185.08,"last_trade_time":"2026-01-05T09:41:18","percent_change":0.0,"prev_day_close":1136.0},{"option":"SPXW260430P05800000","bid":32.0,"bid_size":77.0,"ask":32.6,"ask_size":99.0,"iv":0.2906,"open_interest":1415.0,"volume":0.0,"delta":-0.079,"gamma":0.0002,"vega":4.5129,"theta":-0.8915,"rho":-1.0687,"theo":32.1911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.47,"last_trade_time":"2026-02-17T09:35:50","percent_change":0.0,"prev_day_close":29.9000005722046},{"option":"SPXW260430C05810000","bid":1104.3,"bid_size":3.0,"ask":1113.0,"ask_size":3.0,"iv":0.2903,"open_interest":0.0,"volume":0.0,"delta":0.9198,"gamma":0.0002,"vega":4.5651,"theta":-0.5656,"rho":9.8142,"theo":1108.1819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1126.5},{"option":"SPXW260430P05810000","bid":32.5,"bid_size":27.0,"ask":33.1,"ask_size":58.0,"iv":0.2895,"open_interest":85.0,"volume":0.0,"delta":-0.0802,"gamma":0.0002,"vega":4.5651,"theta":-0.8985,"rho":-1.0852,"theo":32.6594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":33.6,"last_trade_time":"2026-02-12T13:44:48","percent_change":0.0,"prev_day_close":30.3000001907349},{"option":"SPXW260430C05820000","bid":1095.6,"bid_size":3.0,"ask":1102.9,"ask_size":3.0,"iv":0.2892,"open_interest":0.0,"volume":0.0,"delta":0.9186,"gamma":0.0002,"vega":4.618,"theta":-0.5756,"rho":9.8161,"theo":1098.7377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1116.85003662109},{"option":"SPXW260430P05820000","bid":32.9,"bid_size":38.0,"ask":33.6,"ask_size":58.0,"iv":0.2884,"open_interest":3.0,"volume":0.0,"delta":-0.0814,"gamma":0.0002,"vega":4.618,"theta":-0.9055,"rho":-1.1021,"theo":33.1363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.7,"last_trade_time":"2026-02-06T09:34:18","percent_change":0.0,"prev_day_close":30.75},{"option":"SPXW260430C05825000","bid":1090.1,"bid_size":3.0,"ask":1098.2,"ask_size":3.0,"iv":0.2878,"open_interest":1.0,"volume":0.0,"delta":0.9179,"gamma":0.0002,"vega":4.6448,"theta":-0.5807,"rho":9.8169,"theo":1094.0188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1133.66,"last_trade_time":"2026-01-20T10:34:33","percent_change":0.0,"prev_day_close":1112.39996337891},{"option":"SPXW260430P05825000","bid":33.2,"bid_size":11.0,"ask":33.9,"ask_size":52.0,"iv":0.2879,"open_interest":221.0,"volume":0.0,"delta":-0.0821,"gamma":0.0002,"vega":4.6448,"theta":-0.9091,"rho":-1.1106,"theo":33.378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.8,"last_trade_time":"2026-02-13T15:19:21","percent_change":0.0,"prev_day_close":31.0},{"option":"SPXW260430C05830000","bid":1085.4,"bid_size":3.0,"ask":1094.2,"ask_size":3.0,"iv":0.288,"open_interest":0.0,"volume":0.0,"delta":0.9173,"gamma":0.0002,"vega":4.6718,"theta":-0.5858,"rho":9.8177,"theo":1089.3022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1107.54998779297},{"option":"SPXW260430P05830000","bid":33.4,"bid_size":11.0,"ask":34.1,"ask_size":51.0,"iv":0.2872,"open_interest":19.0,"volume":0.0,"delta":-0.0827,"gamma":0.0002,"vega":4.6718,"theta":-0.9126,"rho":-1.1192,"theo":33.622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":34.5,"last_trade_time":"2026-02-12T13:44:48","percent_change":0.0,"prev_day_close":31.1999998092651},{"option":"SPXW260430C05840000","bid":1076.6,"bid_size":3.0,"ask":1084.4,"ask_size":3.0,"iv":0.2871,"open_interest":0.0,"volume":0.0,"delta":0.916,"gamma":0.0002,"vega":4.7264,"theta":-0.596,"rho":9.8189,"theo":1079.8758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1098.9,"last_trade_time":"2026-02-12T11:33:42","percent_change":0.0,"prev_day_close":1098.0},{"option":"SPXW260430P05840000","bid":33.9,"bid_size":11.0,"ask":34.6,"ask_size":51.0,"iv":0.286,"open_interest":4.0,"volume":0.0,"delta":-0.084,"gamma":0.0002,"vega":4.7264,"theta":-0.9198,"rho":-1.1367,"theo":34.1167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.9,"last_trade_time":"2026-02-17T13:01:27","percent_change":0.0,"prev_day_close":31.6499996185303},{"option":"SPXW260430C05850000","bid":1066.6,"bid_size":3.0,"ask":1075.3,"ask_size":3.0,"iv":0.2856,"open_interest":0.0,"volume":0.0,"delta":0.9147,"gamma":0.0002,"vega":4.7818,"theta":-0.6063,"rho":9.8197,"theo":1070.4585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1089.09997558594},{"option":"SPXW260430P05850000","bid":34.4,"bid_size":11.0,"ask":35.1,"ask_size":51.0,"iv":0.2849,"open_interest":648.0,"volume":0.0,"delta":-0.0853,"gamma":0.0002,"vega":4.7818,"theta":-0.9269,"rho":-1.1546,"theo":34.6205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.6,"last_trade_time":"2026-02-17T14:35:49","percent_change":0.0,"prev_day_close":32.0999994277954},{"option":"SPXW260430C05860000","bid":1057.3,"bid_size":3.0,"ask":1065.8,"ask_size":3.0,"iv":0.2845,"open_interest":1.0,"volume":0.0,"delta":0.9133,"gamma":0.0002,"vega":4.838,"theta":-0.6166,"rho":9.8202,"theo":1061.0505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1080.05,"last_trade_time":"2026-02-12T11:33:42","percent_change":0.0,"prev_day_close":1079.19995117188},{"option":"SPXW260430P05860000","bid":34.9,"bid_size":11.0,"ask":35.6,"ask_size":49.0,"iv":0.2837,"open_interest":2.0,"volume":0.0,"delta":-0.0867,"gamma":0.0002,"vega":4.838,"theta":-0.9342,"rho":-1.1729,"theo":35.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.15,"last_trade_time":"2026-02-17T13:37:40","percent_change":0.0,"prev_day_close":32.6500015258789},{"option":"SPXW260430C05870000","bid":1047.9,"bid_size":3.0,"ask":1056.4,"ask_size":3.0,"iv":0.2833,"open_interest":0.0,"volume":0.0,"delta":0.9119,"gamma":0.0002,"vega":4.895,"theta":-0.6269,"rho":9.8202,"theo":1051.6521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1069.84997558594},{"option":"SPXW260430P05870000","bid":35.4,"bid_size":31.0,"ask":36.2,"ask_size":49.0,"iv":0.2826,"open_interest":6.0,"volume":0.0,"delta":-0.0881,"gamma":0.0002,"vega":4.895,"theta":-0.9414,"rho":-1.1917,"theo":35.6565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":38.5,"last_trade_time":"2026-02-17T13:01:41","percent_change":0.0,"prev_day_close":33.1500015258789},{"option":"SPXW260430C05875000","bid":1043.2,"bid_size":3.0,"ask":1051.7,"ask_size":3.0,"iv":0.2827,"open_interest":0.0,"volume":0.0,"delta":0.9112,"gamma":0.0002,"vega":4.9238,"theta":-0.6321,"rho":9.8201,"theo":1046.9566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1065.09997558594},{"option":"SPXW260430P05875000","bid":35.7,"bid_size":10.0,"ask":36.4,"ask_size":48.0,"iv":0.282,"open_interest":27.0,"volume":0.0,"delta":-0.0888,"gamma":0.0002,"vega":4.9238,"theta":-0.9451,"rho":-1.2012,"theo":35.9215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.6,"last_trade_time":"2026-02-17T15:24:10","percent_change":0.0,"prev_day_close":33.3999996185303},{"option":"SPXW260430C05880000","bid":1039.0,"bid_size":3.0,"ask":1046.4,"ask_size":3.0,"iv":0.282,"open_interest":0.0,"volume":0.0,"delta":0.9105,"gamma":0.0002,"vega":4.9528,"theta":-0.6373,"rho":9.8198,"theo":1042.2635,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1060.30004882812},{"option":"SPXW260430P05880000","bid":35.9,"bid_size":30.0,"ask":36.7,"ask_size":48.0,"iv":0.2814,"open_interest":11.0,"volume":0.0,"delta":-0.0895,"gamma":0.0002,"vega":4.9528,"theta":-0.9488,"rho":-1.2108,"theo":36.189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":38.9,"last_trade_time":"2026-02-06T09:34:18","percent_change":0.0,"prev_day_close":33.5499992370606},{"option":"SPXW260430C05890000","bid":1029.5,"bid_size":3.0,"ask":1036.9,"ask_size":3.0,"iv":0.2806,"open_interest":0.0,"volume":0.0,"delta":0.9091,"gamma":0.0002,"vega":5.0112,"theta":-0.6477,"rho":9.819,"theo":1032.8849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1051.29998779297},{"option":"SPXW260430P05890000","bid":36.5,"bid_size":10.0,"ask":37.2,"ask_size":48.0,"iv":0.2802,"open_interest":48.0,"volume":0.0,"delta":-0.0909,"gamma":0.0002,"vega":5.0112,"theta":-0.9561,"rho":-1.2303,"theo":36.7315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":28.65,"last_trade_time":"2026-02-10T09:32:02","percent_change":0.0,"prev_day_close":34.0499992370606},{"option":"SPXW260430C05900000","bid":1019.7,"bid_size":3.0,"ask":1028.2,"ask_size":3.0,"iv":0.2797,"open_interest":0.0,"volume":0.0,"delta":0.9077,"gamma":0.0002,"vega":5.0703,"theta":-0.6582,"rho":9.8178,"theo":1023.5164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1041.59997558594},{"option":"SPXW260430P05900000","bid":37.0,"bid_size":30.0,"ask":37.8,"ask_size":47.0,"iv":0.2791,"open_interest":878.0,"volume":0.0,"delta":-0.0923,"gamma":0.0002,"vega":5.0703,"theta":-0.9635,"rho":-1.2502,"theo":37.2842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.1,"last_trade_time":"2026-02-17T14:35:49","percent_change":0.0,"prev_day_close":34.6000003814697},{"option":"SPXW260430C05910000","bid":1010.9,"bid_size":3.0,"ask":1018.6,"ask_size":3.0,"iv":0.2789,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0002,"vega":5.1299,"theta":-0.6687,"rho":9.8162,"theo":1014.1584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1032.54998779297},{"option":"SPXW260430P05910000","bid":37.6,"bid_size":10.0,"ask":38.3,"ask_size":46.0,"iv":0.2779,"open_interest":3.0,"volume":0.0,"delta":-0.0938,"gamma":0.0002,"vega":5.1299,"theta":-0.971,"rho":-1.2706,"theo":37.8473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":40.9,"last_trade_time":"2026-02-17T13:00:23","percent_change":0.0,"prev_day_close":35.1500015258789},{"option":"SPXW260430C05920000","bid":1001.1,"bid_size":3.0,"ask":1008.8,"ask_size":3.0,"iv":0.2768,"open_interest":0.0,"volume":0.0,"delta":0.9047,"gamma":0.0002,"vega":5.19,"theta":-0.6793,"rho":9.8142,"theo":1004.8109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1023.10000610352},{"option":"SPXW260430P05920000","bid":38.2,"bid_size":10.0,"ask":38.9,"ask_size":45.0,"iv":0.2768,"open_interest":55.0,"volume":0.0,"delta":-0.0953,"gamma":0.0002,"vega":5.19,"theta":-0.9785,"rho":-1.2913,"theo":38.421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":41.4,"last_trade_time":"2026-02-17T13:00:17","percent_change":0.0,"prev_day_close":35.6500015258789},{"option":"SPXW260430C05925000","bid":996.5,"bid_size":3.0,"ask":1004.8,"ask_size":3.0,"iv":0.277,"open_interest":0.0,"volume":0.0,"delta":0.9039,"gamma":0.0002,"vega":5.2203,"theta":-0.6846,"rho":9.8131,"theo":1000.1412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1018.39999389648},{"option":"SPXW260430P05925000","bid":38.4,"bid_size":44.0,"ask":39.1,"ask_size":41.0,"iv":0.276,"open_interest":1426.0,"volume":0.0,"delta":-0.0961,"gamma":0.0002,"vega":5.2203,"theta":-0.9822,"rho":-1.3018,"theo":38.7118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.35,"last_trade_time":"2026-02-17T09:37:45","percent_change":0.0,"prev_day_close":35.8499984741211},{"option":"SPXW260430C05930000","bid":992.1,"bid_size":3.0,"ask":999.9,"ask_size":3.0,"iv":0.2764,"open_interest":0.0,"volume":0.0,"delta":0.9032,"gamma":0.0002,"vega":5.2506,"theta":-0.6899,"rho":9.8119,"theo":995.4742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1013.25},{"option":"SPXW260430P05930000","bid":38.7,"bid_size":10.0,"ask":39.5,"ask_size":45.0,"iv":0.2756,"open_interest":4.0,"volume":0.0,"delta":-0.0968,"gamma":0.0002,"vega":5.2506,"theta":-0.986,"rho":-1.3124,"theo":39.0054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":36.3,"last_trade_time":"2026-02-06T14:50:59","percent_change":0.0,"prev_day_close":36.1500015258789},{"option":"SPXW260430C05940000","bid":982.4,"bid_size":3.0,"ask":990.8,"ask_size":3.0,"iv":0.2751,"open_interest":0.0,"volume":0.0,"delta":0.9016,"gamma":0.0002,"vega":5.3116,"theta":-0.7005,"rho":9.8092,"theo":986.1484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1004.25},{"option":"SPXW260430P05940000","bid":39.3,"bid_size":10.0,"ask":40.1,"ask_size":45.0,"iv":0.2745,"open_interest":30.0,"volume":0.0,"delta":-0.0984,"gamma":0.0002,"vega":5.3116,"theta":-0.9936,"rho":-1.3338,"theo":39.6007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":47.1,"last_trade_time":"2026-02-13T15:37:40","percent_change":0.0,"prev_day_close":36.75},{"option":"SPXW260430C05950000","bid":973.5,"bid_size":3.0,"ask":981.5,"ask_size":3.0,"iv":0.2744,"open_interest":0.0,"volume":0.0,"delta":0.9,"gamma":0.0002,"vega":5.373,"theta":-0.7112,"rho":9.8062,"theo":976.8336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":994.549987792969},{"option":"SPXW260430P05950000","bid":39.9,"bid_size":10.0,"ask":40.7,"ask_size":43.0,"iv":0.2733,"open_interest":93.0,"volume":0.0,"delta":-0.1,"gamma":0.0002,"vega":5.373,"theta":-1.0012,"rho":-1.3556,"theo":40.2071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":40.02,"last_trade_time":"2026-02-13T14:37:39","percent_change":0.0,"prev_day_close":37.25},{"option":"SPXW260430C05960000","bid":964.1,"bid_size":3.0,"ask":972.2,"ask_size":3.0,"iv":0.2732,"open_interest":0.0,"volume":0.0,"delta":0.8984,"gamma":0.0002,"vega":5.4349,"theta":-0.7219,"rho":9.8029,"theo":967.5301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":985.149993896484},{"option":"SPXW260430P05960000","bid":40.5,"bid_size":10.0,"ask":41.3,"ask_size":43.0,"iv":0.2721,"open_interest":6.0,"volume":0.0,"delta":-0.1016,"gamma":0.0002,"vega":5.4349,"theta":-1.0088,"rho":-1.3776,"theo":40.8248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.6,"last_trade_time":"2026-02-06T09:34:15","percent_change":0.0,"prev_day_close":37.8499984741211},{"option":"SPXW260430C05970000","bid":955.0,"bid_size":3.0,"ask":962.2,"ask_size":3.0,"iv":0.2715,"open_interest":0.0,"volume":0.0,"delta":0.8968,"gamma":0.0002,"vega":5.4972,"theta":-0.7327,"rho":9.7993,"theo":958.238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":976.0},{"option":"SPXW260430P05970000","bid":41.2,"bid_size":10.0,"ask":41.9,"ask_size":42.0,"iv":0.271,"open_interest":2.0,"volume":0.0,"delta":-0.1032,"gamma":0.0002,"vega":5.4972,"theta":-1.0165,"rho":-1.4,"theo":41.4537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":45.0,"last_trade_time":"2026-02-17T13:00:35","percent_change":0.0,"prev_day_close":38.4500007629394},{"option":"SPXW260430C05975000","bid":949.9,"bid_size":3.0,"ask":957.5,"ask_size":3.0,"iv":0.2705,"open_interest":0.0,"volume":0.0,"delta":0.8959,"gamma":0.0002,"vega":5.5285,"theta":-0.7381,"rho":9.7974,"theo":953.5962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":971.199981689453},{"option":"SPXW260430P05975000","bid":41.5,"bid_size":10.0,"ask":42.2,"ask_size":42.0,"iv":0.2704,"open_interest":816.0,"volume":3.0,"delta":-0.1041,"gamma":0.0002,"vega":5.5285,"theta":-1.0204,"rho":-1.4113,"theo":41.7725,"change":-0.7,"open":40.7,"high":40.7,"low":40.7,"tick":"no_change","last_trade_price":40.7,"last_trade_time":"2026-02-18T15:21:32","percent_change":-1.69082,"prev_day_close":38.7000007629394},{"option":"SPXW260430C05980000","bid":945.7,"bid_size":3.0,"ask":952.9,"ask_size":3.0,"iv":0.2704,"open_interest":0.0,"volume":0.0,"delta":0.8951,"gamma":0.0002,"vega":5.56,"theta":-0.7435,"rho":9.7954,"theo":948.9573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":966.649993896484},{"option":"SPXW260430P05980000","bid":41.8,"bid_size":10.0,"ask":42.5,"ask_size":42.0,"iv":0.2699,"open_interest":5.0,"volume":0.0,"delta":-0.1049,"gamma":0.0002,"vega":5.56,"theta":-1.0242,"rho":-1.4226,"theo":42.0942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.7,"last_trade_time":"2026-02-10T10:09:58","percent_change":0.0,"prev_day_close":39.0},{"option":"SPXW260430C05990000","bid":936.3,"bid_size":3.0,"ask":944.3,"ask_size":3.0,"iv":0.2697,"open_interest":0.0,"volume":0.0,"delta":0.8934,"gamma":0.0002,"vega":5.6233,"theta":-0.7543,"rho":9.7911,"theo":939.6883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.299987792969},{"option":"SPXW260430P05990000","bid":42.4,"bid_size":10.0,"ask":43.2,"ask_size":41.0,"iv":0.2687,"open_interest":18.0,"volume":0.0,"delta":-0.1066,"gamma":0.0002,"vega":5.6233,"theta":-1.0319,"rho":-1.4456,"theo":42.7463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":44.27,"last_trade_time":"2026-02-13T14:52:23","percent_change":0.0,"prev_day_close":39.6000003814697},{"option":"SPXW260430C06000000","bid":928.9,"bid_size":15.0,"ask":932.8,"ask_size":15.0,"iv":0.2682,"open_interest":2329.0,"volume":0.0,"delta":0.8916,"gamma":0.0002,"vega":5.6873,"theta":-0.7651,"rho":9.7865,"theo":930.4311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":919.86,"last_trade_time":"2026-02-05T11:36:08","percent_change":0.0,"prev_day_close":947.899993896484},{"option":"SPXW260430P06000000","bid":43.1,"bid_size":25.0,"ask":43.8,"ask_size":55.0,"iv":0.2675,"open_interest":3447.0,"volume":6.0,"delta":-0.1084,"gamma":0.0002,"vega":5.6873,"theta":-1.0397,"rho":-1.469,"theo":43.4103,"change":-2.72,"open":37.4,"high":40.28,"low":37.4,"tick":"up","last_trade_price":40.28,"last_trade_time":"2026-02-18T16:10:02","percent_change":-6.32558,"prev_day_close":40.2000007629394},{"option":"SPXW260430C06010000","bid":917.5,"bid_size":3.0,"ask":925.0,"ask_size":3.0,"iv":0.2664,"open_interest":0.0,"volume":0.0,"delta":0.8899,"gamma":0.0002,"vega":5.7521,"theta":-0.776,"rho":9.7815,"theo":921.1858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.700012207031},{"option":"SPXW260430P06010000","bid":43.8,"bid_size":10.0,"ask":44.5,"ask_size":40.0,"iv":0.2664,"open_interest":25.0,"volume":0.0,"delta":-0.1101,"gamma":0.0002,"vega":5.7521,"theta":-1.0475,"rho":-1.4927,"theo":44.0861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":50.9,"last_trade_time":"2026-02-13T15:31:14","percent_change":0.0,"prev_day_close":40.8499984741211},{"option":"SPXW260430C06020000","bid":908.4,"bid_size":3.0,"ask":915.8,"ask_size":3.0,"iv":0.2655,"open_interest":0.0,"volume":0.0,"delta":0.8881,"gamma":0.0002,"vega":5.8176,"theta":-0.7868,"rho":9.7761,"theo":911.9526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.350006103516},{"option":"SPXW260430P06020000","bid":44.4,"bid_size":9.0,"ask":45.2,"ask_size":39.0,"iv":0.2652,"open_interest":8.0,"volume":0.0,"delta":-0.1119,"gamma":0.0002,"vega":5.8176,"theta":-1.0553,"rho":-1.5168,"theo":44.7741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":43.0,"last_trade_time":"2026-02-13T12:56:24","percent_change":0.0,"prev_day_close":41.5},{"option":"SPXW260430C06025000","bid":904.2,"bid_size":3.0,"ask":911.6,"ask_size":3.0,"iv":0.2656,"open_interest":0.0,"volume":0.0,"delta":0.8872,"gamma":0.0002,"vega":5.8507,"theta":-0.7923,"rho":9.7733,"theo":907.3407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":924.899993896484},{"option":"SPXW260430P06025000","bid":44.8,"bid_size":9.0,"ask":45.6,"ask_size":38.0,"iv":0.2648,"open_interest":121.0,"volume":0.0,"delta":-0.1128,"gamma":0.0002,"vega":5.8507,"theta":-1.0592,"rho":-1.529,"theo":45.1227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.26,"last_trade_time":"2026-02-11T14:33:33","percent_change":0.0,"prev_day_close":41.7999992370606},{"option":"SPXW260430C06030000","bid":899.2,"bid_size":3.0,"ask":906.9,"ask_size":3.0,"iv":0.2646,"open_interest":0.0,"volume":0.0,"delta":0.8862,"gamma":0.0002,"vega":5.884,"theta":-0.7977,"rho":9.7703,"theo":902.7318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":920.050018310547},{"option":"SPXW260430P06030000","bid":45.1,"bid_size":9.0,"ask":45.9,"ask_size":38.0,"iv":0.2641,"open_interest":4.0,"volume":0.0,"delta":-0.1138,"gamma":0.0002,"vega":5.884,"theta":-1.0631,"rho":-1.5414,"theo":45.4745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.0,"last_trade_time":"2026-01-27T15:24:14","percent_change":0.0,"prev_day_close":42.1500015258789},{"option":"SPXW260430C06040000","bid":890.4,"bid_size":3.0,"ask":897.7,"ask_size":3.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.8844,"gamma":0.0002,"vega":5.9512,"theta":-0.8086,"rho":9.7639,"theo":893.5236,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.950012207031},{"option":"SPXW260430P06040000","bid":45.8,"bid_size":9.0,"ask":46.6,"ask_size":38.0,"iv":0.263,"open_interest":8.0,"volume":0.0,"delta":-0.1156,"gamma":0.0002,"vega":5.9512,"theta":-1.071,"rho":-1.5665,"theo":46.1874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.1,"last_trade_time":"2026-02-09T10:33:36","percent_change":0.0,"prev_day_close":42.7999992370606},{"option":"SPXW260430C06050000","bid":881.2,"bid_size":3.0,"ask":888.5,"ask_size":3.0,"iv":0.2627,"open_interest":0.0,"volume":0.0,"delta":0.8825,"gamma":0.0002,"vega":6.0194,"theta":-0.8196,"rho":9.757,"theo":884.3283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":901.350006103516},{"option":"SPXW260430P06050000","bid":46.6,"bid_size":9.0,"ask":47.3,"ask_size":37.0,"iv":0.262,"open_interest":93.0,"volume":20.0,"delta":-0.1175,"gamma":0.0002,"vega":6.0194,"theta":-1.0788,"rho":-1.5921,"theo":46.9132,"change":-3.9,"open":38.99,"high":42.68,"low":38.99,"tick":"down","last_trade_price":42.5,"last_trade_time":"2026-02-18T15:49:28","percent_change":-8.40517,"prev_day_close":43.4500007629394},{"option":"SPXW260430C06060000","bid":871.5,"bid_size":3.0,"ask":878.9,"ask_size":3.0,"iv":0.2608,"open_interest":0.0,"volume":0.0,"delta":0.8806,"gamma":0.0002,"vega":6.0885,"theta":-0.8305,"rho":9.7496,"theo":875.146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":892.550018310547},{"option":"SPXW260430P06060000","bid":47.4,"bid_size":9.0,"ask":48.1,"ask_size":37.0,"iv":0.2609,"open_interest":5.0,"volume":0.0,"delta":-0.1194,"gamma":0.0002,"vega":6.0885,"theta":-1.0867,"rho":-1.6184,"theo":47.652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":50.8,"last_trade_time":"2026-02-06T09:34:18","percent_change":0.0,"prev_day_close":44.1500015258789},{"option":"SPXW260430C06070000","bid":862.3,"bid_size":3.0,"ask":870.4,"ask_size":3.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8786,"gamma":0.0003,"vega":6.1584,"theta":-0.8415,"rho":9.7415,"theo":865.9771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":883.200012207031},{"option":"SPXW260430P06070000","bid":48.1,"bid_size":9.0,"ask":48.8,"ask_size":37.0,"iv":0.2596,"open_interest":12.0,"volume":0.0,"delta":-0.1214,"gamma":0.0003,"vega":6.1584,"theta":-1.0946,"rho":-1.6452,"theo":48.4043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.91,"last_trade_time":"2026-02-13T10:33:03","percent_change":0.0,"prev_day_close":44.8499984741211},{"option":"SPXW260430C06075000","bid":857.9,"bid_size":3.0,"ask":865.5,"ask_size":3.0,"iv":0.2595,"open_interest":0.0,"volume":0.0,"delta":0.8776,"gamma":0.0003,"vega":6.1936,"theta":-0.847,"rho":9.7372,"theo":861.3978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":878.600006103516},{"option":"SPXW260430P06075000","bid":48.4,"bid_size":9.0,"ask":49.2,"ask_size":35.0,"iv":0.259,"open_interest":87.0,"volume":4.0,"delta":-0.1224,"gamma":0.0003,"vega":6.1936,"theta":-1.0985,"rho":-1.6588,"theo":48.7856,"change":-5.57,"open":42.68,"high":42.68,"low":42.68,"tick":"down","last_trade_price":42.68,"last_trade_time":"2026-02-18T13:48:55","percent_change":-11.544,"prev_day_close":45.2000007629394},{"option":"SPXW260430C06080000","bid":853.1,"bid_size":3.0,"ask":860.6,"ask_size":3.0,"iv":0.2585,"open_interest":0.0,"volume":0.0,"delta":0.8766,"gamma":0.0003,"vega":6.229,"theta":-0.8524,"rho":9.7328,"theo":856.8219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":873.899993896484},{"option":"SPXW260430P06080000","bid":48.9,"bid_size":9.0,"ask":49.6,"ask_size":35.0,"iv":0.2586,"open_interest":13.0,"volume":1.0,"delta":-0.1234,"gamma":0.0003,"vega":6.229,"theta":-1.1025,"rho":-1.6726,"theo":49.1703,"change":-6.35,"open":42.3,"high":42.3,"low":42.3,"tick":"down","last_trade_price":42.3,"last_trade_time":"2026-02-18T10:25:15","percent_change":-13.0524,"prev_day_close":45.5499992370606},{"option":"SPXW260430C06090000","bid":844.1,"bid_size":3.0,"ask":852.1,"ask_size":3.0,"iv":0.258,"open_interest":0.0,"volume":0.0,"delta":0.8746,"gamma":0.0003,"vega":6.3004,"theta":-0.8634,"rho":9.7236,"theo":847.6807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":864.700012207031},{"option":"SPXW260430P06090000","bid":49.6,"bid_size":9.0,"ask":50.4,"ask_size":35.0,"iv":0.2574,"open_interest":26.0,"volume":0.0,"delta":-0.1254,"gamma":0.0003,"vega":6.3004,"theta":-1.1104,"rho":-1.7006,"theo":49.9502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":39.45,"last_trade_time":"2026-02-09T11:27:21","percent_change":0.0,"prev_day_close":46.2999992370606},{"option":"SPXW260430C06100000","bid":835.0,"bid_size":3.0,"ask":842.7,"ask_size":3.0,"iv":0.2567,"open_interest":0.0,"volume":0.0,"delta":0.8725,"gamma":0.0003,"vega":6.3722,"theta":-0.8744,"rho":9.7138,"theo":838.5538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":855.600006103516},{"option":"SPXW260430P06100000","bid":50.4,"bid_size":24.0,"ask":51.2,"ask_size":49.0,"iv":0.2563,"open_interest":1953.0,"volume":41.0,"delta":-0.1275,"gamma":0.0003,"vega":6.3722,"theta":-1.1182,"rho":-1.7291,"theo":50.7444,"change":-3.87,"open":43.69,"high":46.38,"low":43.69,"tick":"up","last_trade_price":46.38,"last_trade_time":"2026-02-18T15:59:36","percent_change":-7.70149,"prev_day_close":46.9500007629394},{"option":"SPXW260430C06110000","bid":825.9,"bid_size":3.0,"ask":833.7,"ask_size":3.0,"iv":0.2556,"open_interest":0.0,"volume":0.0,"delta":0.8704,"gamma":0.0003,"vega":6.4446,"theta":-0.8853,"rho":9.7034,"theo":829.4414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":846.349975585938},{"option":"SPXW260430P06110000","bid":51.3,"bid_size":9.0,"ask":52.0,"ask_size":33.0,"iv":0.2552,"open_interest":28.0,"volume":0.0,"delta":-0.1296,"gamma":0.0003,"vega":6.4446,"theta":-1.1261,"rho":-1.7582,"theo":51.5532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":51.17,"last_trade_time":"2026-02-13T11:40:07","percent_change":0.0,"prev_day_close":47.75},{"option":"SPXW260430C06120000","bid":816.8,"bid_size":3.0,"ask":824.1,"ask_size":3.0,"iv":0.2541,"open_interest":0.0,"volume":0.0,"delta":0.8682,"gamma":0.0003,"vega":6.5173,"theta":-0.8963,"rho":9.6925,"theo":820.3439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":837.399993896484},{"option":"SPXW260430P06120000","bid":52.1,"bid_size":9.0,"ask":52.8,"ask_size":33.0,"iv":0.2541,"open_interest":29.0,"volume":0.0,"delta":-0.1318,"gamma":0.0003,"vega":6.5173,"theta":-1.134,"rho":-1.7878,"theo":52.3767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.0,"last_trade_time":"2026-02-17T12:59:58","percent_change":0.0,"prev_day_close":48.5},{"option":"SPXW260430C06125000","bid":812.3,"bid_size":3.0,"ask":819.5,"ask_size":3.0,"iv":0.2535,"open_interest":0.0,"volume":0.0,"delta":0.8672,"gamma":0.0003,"vega":6.5538,"theta":-0.9018,"rho":9.6869,"theo":815.8007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":832.700012207031},{"option":"SPXW260430P06125000","bid":52.5,"bid_size":9.0,"ask":53.2,"ask_size":33.0,"iv":0.2535,"open_interest":529.0,"volume":10.0,"delta":-0.1328,"gamma":0.0003,"vega":6.5538,"theta":-1.138,"rho":-1.8028,"theo":52.7941,"change":-4.99,"open":49.52,"high":49.52,"low":43.45,"tick":"no_change","last_trade_price":47.31,"last_trade_time":"2026-02-18T15:55:55","percent_change":-9.54111,"prev_day_close":48.8999996185303},{"option":"SPXW260430C06130000","bid":807.8,"bid_size":3.0,"ask":815.0,"ask_size":3.0,"iv":0.253,"open_interest":0.0,"volume":0.0,"delta":0.8661,"gamma":0.0003,"vega":6.5904,"theta":-0.9072,"rho":9.6812,"theo":811.2613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":828.149993896484},{"option":"SPXW260430P06130000","bid":52.8,"bid_size":9.0,"ask":53.6,"ask_size":33.0,"iv":0.2529,"open_interest":7.0,"volume":0.0,"delta":-0.1339,"gamma":0.0003,"vega":6.5904,"theta":-1.1419,"rho":-1.818,"theo":53.2153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":47.84,"last_trade_time":"2026-02-11T10:24:51","percent_change":0.0,"prev_day_close":49.2999992370606},{"option":"SPXW260430C06140000","bid":798.7,"bid_size":3.0,"ask":805.9,"ask_size":3.0,"iv":0.2519,"open_interest":0.0,"volume":0.0,"delta":0.8638,"gamma":0.0003,"vega":6.6636,"theta":-0.9182,"rho":9.6694,"theo":802.194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":818.950012207031},{"option":"SPXW260430P06140000","bid":53.7,"bid_size":9.0,"ask":54.5,"ask_size":32.0,"iv":0.2517,"open_interest":37.0,"volume":1.0,"delta":-0.1362,"gamma":0.0003,"vega":6.6636,"theta":-1.1498,"rho":-1.8485,"theo":54.0691,"change":-3.77,"open":49.78,"high":49.78,"low":49.78,"tick":"down","last_trade_price":49.78,"last_trade_time":"2026-02-18T16:00:32","percent_change":-7.04015,"prev_day_close":50.1000003814697},{"option":"SPXW260430C06150000","bid":789.7,"bid_size":3.0,"ask":797.0,"ask_size":3.0,"iv":0.2509,"open_interest":10.0,"volume":0.0,"delta":0.8616,"gamma":0.0003,"vega":6.7372,"theta":-0.9291,"rho":9.6572,"theo":793.142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":784.86,"last_trade_time":"2026-02-05T11:36:08","percent_change":0.0,"prev_day_close":809.949981689453},{"option":"SPXW260430P06150000","bid":54.6,"bid_size":8.0,"ask":55.3,"ask_size":31.0,"iv":0.2507,"open_interest":929.0,"volume":17.0,"delta":-0.1384,"gamma":0.0003,"vega":6.7372,"theta":-1.1576,"rho":-1.8794,"theo":54.9384,"change":-4.37,"open":53.19,"high":53.19,"low":49.98,"tick":"no_change","last_trade_price":49.98,"last_trade_time":"2026-02-18T15:48:28","percent_change":-8.04048,"prev_day_close":50.8999996185303},{"option":"SPXW260430C06160000","bid":780.6,"bid_size":3.0,"ask":787.9,"ask_size":3.0,"iv":0.2497,"open_interest":0.0,"volume":0.0,"delta":0.8593,"gamma":0.0003,"vega":6.811,"theta":-0.94,"rho":9.6446,"theo":784.1057,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":800.700012207031},{"option":"SPXW260430P06160000","bid":55.4,"bid_size":8.0,"ask":56.2,"ask_size":31.0,"iv":0.2495,"open_interest":12.0,"volume":1.0,"delta":-0.1407,"gamma":0.0003,"vega":6.811,"theta":-1.1655,"rho":-1.9107,"theo":55.8232,"change":-8.73,"open":46.52,"high":46.52,"low":46.52,"tick":"down","last_trade_price":46.52,"last_trade_time":"2026-02-18T10:48:48","percent_change":-15.8009,"prev_day_close":51.7000007629394},{"option":"SPXW260430C06170000","bid":771.6,"bid_size":3.0,"ask":778.8,"ask_size":3.0,"iv":0.2485,"open_interest":0.0,"volume":0.0,"delta":0.8569,"gamma":0.0003,"vega":6.8853,"theta":-0.9509,"rho":9.6316,"theo":775.0852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":791.650024414062},{"option":"SPXW260430P06170000","bid":56.3,"bid_size":8.0,"ask":57.1,"ask_size":30.0,"iv":0.2484,"open_interest":8.0,"volume":4.0,"delta":-0.1431,"gamma":0.0003,"vega":6.8853,"theta":-1.1733,"rho":-1.9425,"theo":56.7238,"change":-3.87,"open":48.27,"high":52.28,"low":46.7,"tick":"up","last_trade_price":52.28,"last_trade_time":"2026-02-18T16:00:32","percent_change":-6.89226,"prev_day_close":52.6000003814697},{"option":"SPXW260430C06175000","bid":767.1,"bid_size":3.0,"ask":774.3,"ask_size":3.0,"iv":0.2479,"open_interest":0.0,"volume":0.0,"delta":0.8558,"gamma":0.0003,"vega":6.9226,"theta":-0.9564,"rho":9.6249,"theo":770.5809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":787.200012207031},{"option":"SPXW260430P06175000","bid":56.9,"bid_size":8.0,"ask":57.6,"ask_size":29.0,"iv":0.2479,"open_interest":78.0,"volume":0.0,"delta":-0.1442,"gamma":0.0003,"vega":6.9226,"theta":-1.1772,"rho":-1.9585,"theo":57.1801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.1,"last_trade_time":"2026-02-13T15:38:06","percent_change":0.0,"prev_day_close":53.0},{"option":"SPXW260430C06180000","bid":762.6,"bid_size":3.0,"ask":769.8,"ask_size":3.0,"iv":0.2474,"open_interest":0.0,"volume":0.0,"delta":0.8546,"gamma":0.0003,"vega":6.96,"theta":-0.9618,"rho":9.6181,"theo":766.0807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":782.600006103516},{"option":"SPXW260430P06180000","bid":57.3,"bid_size":8.0,"ask":58.1,"ask_size":29.0,"iv":0.2473,"open_interest":3.0,"volume":7.0,"delta":-0.1454,"gamma":0.0003,"vega":6.96,"theta":-1.1811,"rho":-1.9747,"theo":57.6404,"change":-5.34,"open":53.92,"high":53.92,"low":48.9,"tick":"no_change","last_trade_price":51.71,"last_trade_time":"2026-02-18T15:55:55","percent_change":-9.36021,"prev_day_close":53.3999996185303},{"option":"SPXW260430C06190000","bid":753.6,"bid_size":3.0,"ask":760.8,"ask_size":3.0,"iv":0.2462,"open_interest":1.0,"volume":0.0,"delta":0.8521,"gamma":0.0003,"vega":7.0352,"theta":-0.9726,"rho":9.6042,"theo":757.0923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":877.1,"last_trade_time":"2026-02-02T11:22:59","percent_change":0.0,"prev_day_close":773.5},{"option":"SPXW260430P06190000","bid":58.3,"bid_size":8.0,"ask":59.0,"ask_size":29.0,"iv":0.2462,"open_interest":49.0,"volume":0.0,"delta":-0.1479,"gamma":0.0003,"vega":7.0352,"theta":-1.1889,"rho":-2.0073,"theo":58.5732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.2,"last_trade_time":"2026-02-13T11:30:40","percent_change":0.0,"prev_day_close":54.2999992370606},{"option":"SPXW260430C06200000","bid":744.7,"bid_size":3.0,"ask":751.8,"ask_size":3.0,"iv":0.2451,"open_interest":9.0,"volume":0.0,"delta":0.8497,"gamma":0.0003,"vega":7.1112,"theta":-0.9835,"rho":9.5898,"theo":748.1204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":863.75,"last_trade_time":"2026-02-02T11:46:24","percent_change":0.0,"prev_day_close":764.5},{"option":"SPXW260430P06200000","bid":59.2,"bid_size":19.0,"ask":59.9,"ask_size":43.0,"iv":0.2451,"open_interest":4654.0,"volume":45.0,"delta":-0.1503,"gamma":0.0003,"vega":7.1112,"theta":-1.1966,"rho":-2.0405,"theo":59.5224,"change":-1.6,"open":50.55,"high":57.4,"low":49.6,"tick":"up","last_trade_price":57.4,"last_trade_time":"2026-02-18T14:38:31","percent_change":-2.71186,"prev_day_close":55.1500015258789},{"option":"SPXW260430C06210000","bid":735.8,"bid_size":3.0,"ask":742.8,"ask_size":3.0,"iv":0.244,"open_interest":0.0,"volume":0.0,"delta":0.8472,"gamma":0.0003,"vega":7.188,"theta":-0.9943,"rho":9.5747,"theo":739.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":755.600006103516},{"option":"SPXW260430P06210000","bid":60.2,"bid_size":8.0,"ask":60.9,"ask_size":28.0,"iv":0.244,"open_interest":7.0,"volume":2.0,"delta":-0.1529,"gamma":0.0003,"vega":7.188,"theta":-1.2044,"rho":-2.0744,"theo":60.4884,"change":-2.26,"open":53.08,"high":57.64,"low":53.08,"tick":"up","last_trade_price":57.64,"last_trade_time":"2026-02-18T14:36:17","percent_change":-3.77295,"prev_day_close":56.1000003814697},{"option":"SPXW260430C06220000","bid":726.9,"bid_size":3.0,"ask":733.9,"ask_size":3.0,"iv":0.2429,"open_interest":0.0,"volume":0.0,"delta":0.8446,"gamma":0.0003,"vega":7.2655,"theta":-1.005,"rho":9.5589,"theo":730.2272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":746.600006103516},{"option":"SPXW260430P06220000","bid":61.2,"bid_size":8.0,"ask":61.9,"ask_size":28.0,"iv":0.2429,"open_interest":30.0,"volume":0.0,"delta":-0.1554,"gamma":0.0003,"vega":7.2655,"theta":-1.212,"rho":-2.1088,"theo":61.4715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.1,"last_trade_time":"2026-02-17T10:31:27","percent_change":0.0,"prev_day_close":57.0},{"option":"SPXW260430C06225000","bid":722.4,"bid_size":3.0,"ask":729.9,"ask_size":3.0,"iv":0.2427,"open_interest":2.0,"volume":0.0,"delta":0.8433,"gamma":0.0003,"vega":7.3046,"theta":-1.0104,"rho":9.5508,"theo":725.7647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":844.81,"last_trade_time":"2026-02-02T11:22:45","percent_change":0.0,"prev_day_close":742.100006103516},{"option":"SPXW260430P06225000","bid":61.7,"bid_size":8.0,"ask":62.4,"ask_size":28.0,"iv":0.2423,"open_interest":140.0,"volume":1.0,"delta":-0.1567,"gamma":0.0003,"vega":7.3046,"theta":-1.2159,"rho":-2.1264,"theo":61.9696,"change":-1.05,"open":60.35,"high":60.35,"low":60.35,"tick":"down","last_trade_price":60.35,"last_trade_time":"2026-02-18T09:30:32","percent_change":-1.7101,"prev_day_close":57.5},{"option":"SPXW260430C06230000","bid":718.0,"bid_size":3.0,"ask":725.0,"ask_size":3.0,"iv":0.2418,"open_interest":0.0,"volume":0.0,"delta":0.842,"gamma":0.0003,"vega":7.344,"theta":-1.0157,"rho":9.5424,"theo":721.3066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.700012207031},{"option":"SPXW260430P06230000","bid":62.2,"bid_size":8.0,"ask":62.9,"ask_size":28.0,"iv":0.2418,"open_interest":6.0,"volume":1.0,"delta":-0.158,"gamma":0.0003,"vega":7.344,"theta":-1.2197,"rho":-2.1441,"theo":62.4721,"change":-7.07,"open":54.88,"high":54.88,"low":54.88,"tick":"down","last_trade_price":54.88,"last_trade_time":"2026-02-18T10:02:14","percent_change":-11.4124,"prev_day_close":57.8999996185303},{"option":"SPXW260430C06240000","bid":709.4,"bid_size":3.0,"ask":716.5,"ask_size":3.0,"iv":0.2412,"open_interest":0.0,"volume":0.0,"delta":0.8394,"gamma":0.0003,"vega":7.4232,"theta":-1.0264,"rho":9.5251,"theo":712.4039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.649993896484},{"option":"SPXW260430P06240000","bid":63.2,"bid_size":8.0,"ask":64.0,"ask_size":26.0,"iv":0.2406,"open_interest":55.0,"volume":0.0,"delta":-0.1606,"gamma":0.0003,"vega":7.4232,"theta":-1.2273,"rho":-2.1801,"theo":63.4905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":78.19,"last_trade_time":"2026-02-17T10:28:20","percent_change":0.0,"prev_day_close":58.8999996185303},{"option":"SPXW260430C06250000","bid":700.3,"bid_size":4.0,"ask":707.1,"ask_size":4.0,"iv":0.2396,"open_interest":18.0,"volume":0.0,"delta":0.8367,"gamma":0.0003,"vega":7.5033,"theta":-1.037,"rho":9.507,"theo":703.5196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":818.05,"last_trade_time":"2026-02-02T11:47:04","percent_change":0.0,"prev_day_close":719.599975585938},{"option":"SPXW260430P06250000","bid":64.1,"bid_size":23.0,"ask":65.0,"ask_size":26.0,"iv":0.2394,"open_interest":803.0,"volume":39.0,"delta":-0.1634,"gamma":0.0003,"vega":7.5033,"theta":-1.2348,"rho":-2.217,"theo":64.5273,"change":-9.25,"open":54.7,"high":54.7,"low":54.7,"tick":"down","last_trade_price":54.7,"last_trade_time":"2026-02-18T11:25:26","percent_change":-14.4644,"prev_day_close":59.8999996185303},{"option":"SPXW260430C06260000","bid":691.3,"bid_size":4.0,"ask":698.2,"ask_size":4.0,"iv":0.2383,"open_interest":2.0,"volume":0.0,"delta":0.8339,"gamma":0.0004,"vega":7.5839,"theta":-1.0476,"rho":9.488,"theo":694.654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":806.28,"last_trade_time":"2026-02-02T10:09:01","percent_change":0.0,"prev_day_close":710.5},{"option":"SPXW260430P06260000","bid":65.3,"bid_size":8.0,"ask":66.1,"ask_size":26.0,"iv":0.2383,"open_interest":16.0,"volume":0.0,"delta":-0.1661,"gamma":0.0004,"vega":7.5839,"theta":-1.2423,"rho":-2.2547,"theo":65.5829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.98,"last_trade_time":"2026-02-09T11:13:38","percent_change":0.0,"prev_day_close":60.8999996185303},{"option":"SPXW260430C06270000","bid":682.6,"bid_size":4.0,"ask":689.5,"ask_size":4.0,"iv":0.2374,"open_interest":2.0,"volume":0.0,"delta":0.8311,"gamma":0.0004,"vega":7.6651,"theta":-1.0581,"rho":9.4682,"theo":685.8076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":797.18,"last_trade_time":"2026-02-02T10:09:01","percent_change":0.0,"prev_day_close":702.100006103516},{"option":"SPXW260430P06270000","bid":66.3,"bid_size":8.0,"ask":67.2,"ask_size":26.0,"iv":0.2372,"open_interest":13.0,"volume":0.0,"delta":-0.1689,"gamma":0.0004,"vega":7.6651,"theta":-1.2498,"rho":-2.2933,"theo":66.6577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":55.05,"last_trade_time":"2026-02-09T10:15:23","percent_change":0.0,"prev_day_close":61.8999996185303},{"option":"SPXW260430C06275000","bid":678.2,"bid_size":4.0,"ask":685.0,"ask_size":4.0,"iv":0.2368,"open_interest":0.0,"volume":0.0,"delta":0.8297,"gamma":0.0004,"vega":7.7058,"theta":-1.0633,"rho":9.458,"theo":681.3918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":697.800018310547},{"option":"SPXW260430P06275000","bid":66.9,"bid_size":8.0,"ask":67.7,"ask_size":25.0,"iv":0.2367,"open_interest":702.0,"volume":2.0,"delta":-0.1703,"gamma":0.0004,"vega":7.7058,"theta":-1.2534,"rho":-2.3128,"theo":67.2024,"change":-9.62,"open":65.6,"high":65.6,"low":57.03,"tick":"down","last_trade_price":57.03,"last_trade_time":"2026-02-18T10:18:05","percent_change":-14.4336,"prev_day_close":62.3999996185303},{"option":"SPXW260430C06280000","bid":673.8,"bid_size":4.0,"ask":680.6,"ask_size":4.0,"iv":0.2362,"open_interest":0.0,"volume":0.0,"delta":0.8283,"gamma":0.0004,"vega":7.7466,"theta":-1.0685,"rho":9.4476,"theo":676.981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":693.050018310547},{"option":"SPXW260430P06280000","bid":67.4,"bid_size":8.0,"ask":68.3,"ask_size":25.0,"iv":0.236,"open_interest":8.0,"volume":0.0,"delta":-0.1717,"gamma":0.0004,"vega":7.7466,"theta":-1.2571,"rho":-2.3326,"theo":67.7521,"change":4.73,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":69.48,"last_trade_time":"2026-02-12T13:41:53","percent_change":7.51987,"prev_day_close":62.8999996185303},{"option":"SPXW260430C06290000","bid":665.4,"bid_size":4.0,"ask":672.2,"ask_size":4.0,"iv":0.2356,"open_interest":0.0,"volume":0.0,"delta":0.8254,"gamma":0.0004,"vega":7.8282,"theta":-1.0789,"rho":9.4264,"theo":668.1744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":684.199981689453},{"option":"SPXW260430P06290000","bid":68.6,"bid_size":8.0,"ask":69.4,"ask_size":25.0,"iv":0.235,"open_interest":19.0,"volume":0.0,"delta":-0.1746,"gamma":0.0004,"vega":7.8282,"theta":-1.2644,"rho":-2.3725,"theo":68.8667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.91,"last_trade_time":"2026-02-06T11:41:30","percent_change":0.0,"prev_day_close":63.9500007629394},{"option":"SPXW260430C06300000","bid":658.2,"bid_size":15.0,"ask":661.6,"ask_size":15.0,"iv":0.2343,"open_interest":1503.0,"volume":0.0,"delta":0.8225,"gamma":0.0004,"vega":7.91,"theta":-1.0892,"rho":9.4045,"theo":659.3882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":758.42,"last_trade_time":"2026-02-09T10:58:53","percent_change":0.0,"prev_day_close":675.549987792969},{"option":"SPXW260430P06300000","bid":69.7,"bid_size":23.0,"ask":70.6,"ask_size":40.0,"iv":0.2338,"open_interest":4091.0,"volume":14.0,"delta":-0.1775,"gamma":0.0004,"vega":7.91,"theta":-1.2717,"rho":-2.4131,"theo":70.0017,"change":-2.76,"open":64.45,"high":66.74,"low":58.33,"tick":"up","last_trade_price":66.74,"last_trade_time":"2026-02-18T14:36:17","percent_change":-3.97122,"prev_day_close":65.0},{"option":"SPXW260430C06310000","bid":647.9,"bid_size":4.0,"ask":654.2,"ask_size":4.0,"iv":0.2331,"open_interest":0.0,"volume":0.0,"delta":0.8195,"gamma":0.0004,"vega":7.9916,"theta":-1.0994,"rho":9.3821,"theo":650.6229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":666.699981689453},{"option":"SPXW260430P06310000","bid":70.8,"bid_size":7.0,"ask":71.7,"ask_size":25.0,"iv":0.2327,"open_interest":3.0,"volume":0.0,"delta":-0.1805,"gamma":0.0004,"vega":7.9916,"theta":-1.2788,"rho":-2.4543,"theo":71.1575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.47,"last_trade_time":"2026-02-09T10:16:40","percent_change":0.0,"prev_day_close":66.1000022888184},{"option":"SPXW260430C06320000","bid":638.6,"bid_size":4.0,"ask":645.9,"ask_size":4.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.8164,"gamma":0.0004,"vega":8.0733,"theta":-1.1096,"rho":9.3591,"theo":641.8786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":657.799987792969},{"option":"SPXW260430P06320000","bid":72.0,"bid_size":7.0,"ask":72.9,"ask_size":24.0,"iv":0.2316,"open_interest":12.0,"volume":0.0,"delta":-0.1836,"gamma":0.0004,"vega":8.0733,"theta":-1.2859,"rho":-2.496,"theo":72.3343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.5,"last_trade_time":"2026-02-13T15:40:17","percent_change":0.0,"prev_day_close":67.2000007629394},{"option":"SPXW260430C06325000","bid":634.8,"bid_size":4.0,"ask":641.6,"ask_size":4.0,"iv":0.2317,"open_interest":3.0,"volume":0.0,"delta":0.8149,"gamma":0.0004,"vega":8.1142,"theta":-1.1146,"rho":9.3474,"theo":637.5144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":750.4,"last_trade_time":"2026-02-02T11:47:04","percent_change":0.0,"prev_day_close":653.399993896484},{"option":"SPXW260430P06325000","bid":72.6,"bid_size":7.0,"ask":73.5,"ask_size":24.0,"iv":0.231,"open_interest":657.0,"volume":3.0,"delta":-0.1851,"gamma":0.0004,"vega":8.1142,"theta":-1.2894,"rho":-2.5171,"theo":72.9307,"change":-8.41,"open":61.85,"high":64.04,"low":61.85,"tick":"up","last_trade_price":64.04,"last_trade_time":"2026-02-18T13:48:55","percent_change":-11.608,"prev_day_close":67.7999992370606},{"option":"SPXW260430C06330000","bid":630.4,"bid_size":4.0,"ask":637.2,"ask_size":4.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.8133,"gamma":0.0004,"vega":8.155,"theta":-1.1197,"rho":9.3356,"theo":633.1556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":649.0},{"option":"SPXW260430P06330000","bid":73.2,"bid_size":7.0,"ask":74.2,"ask_size":24.0,"iv":0.2304,"open_interest":52.0,"volume":0.0,"delta":-0.1867,"gamma":0.0004,"vega":8.155,"theta":-1.2929,"rho":-2.5383,"theo":73.5325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.45,"last_trade_time":"2026-02-17T10:28:20","percent_change":0.0,"prev_day_close":68.3499984741211},{"option":"SPXW260430C06340000","bid":621.4,"bid_size":4.0,"ask":628.1,"ask_size":4.0,"iv":0.2295,"open_interest":1.0,"volume":1.0,"delta":0.8102,"gamma":0.0004,"vega":8.2368,"theta":-1.1297,"rho":9.3116,"theo":624.4544,"change":29.85,"open":649.6,"high":649.6,"low":649.6,"tick":"up","last_trade_price":649.6,"last_trade_time":"2026-02-18T15:53:10","percent_change":4.81646,"prev_day_close":639.950012207031},{"option":"SPXW260430P06340000","bid":74.4,"bid_size":31.0,"ask":75.4,"ask_size":24.0,"iv":0.2293,"open_interest":53.0,"volume":0.0,"delta":-0.1898,"gamma":0.0004,"vega":8.2368,"theta":-1.2998,"rho":-2.581,"theo":74.7524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.8,"last_trade_time":"2026-02-13T15:51:04","percent_change":0.0,"prev_day_close":69.5},{"option":"SPXW260430C06350000","bid":612.8,"bid_size":4.0,"ask":619.4,"ask_size":4.0,"iv":0.2284,"open_interest":45.0,"volume":0.0,"delta":0.807,"gamma":0.0004,"vega":8.3189,"theta":-1.1396,"rho":9.287,"theo":615.7751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":756.82,"last_trade_time":"2026-01-28T09:40:34","percent_change":0.0,"prev_day_close":631.25},{"option":"SPXW260430P06350000","bid":75.7,"bid_size":7.0,"ask":76.6,"ask_size":23.0,"iv":0.2282,"open_interest":389.0,"volume":1.0,"delta":-0.193,"gamma":0.0004,"vega":8.3189,"theta":-1.3067,"rho":-2.6244,"theo":75.9942,"change":-6.83,"open":68.72,"high":68.72,"low":68.72,"tick":"down","last_trade_price":68.72,"last_trade_time":"2026-02-18T15:58:23","percent_change":-9.04037,"prev_day_close":70.6500015258789},{"option":"SPXW260430C06360000","bid":604.0,"bid_size":4.0,"ask":611.1,"ask_size":4.0,"iv":0.2274,"open_interest":0.0,"volume":0.0,"delta":0.8037,"gamma":0.0004,"vega":8.4013,"theta":-1.1494,"rho":9.2617,"theo":607.1181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.450012207031},{"option":"SPXW260430P06360000","bid":76.9,"bid_size":29.0,"ask":77.9,"ask_size":22.0,"iv":0.227,"open_interest":22.0,"volume":0.0,"delta":-0.1963,"gamma":0.0004,"vega":8.4013,"theta":-1.3134,"rho":-2.6684,"theo":77.2584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":82.3,"last_trade_time":"2026-02-12T15:35:22","percent_change":0.0,"prev_day_close":71.8499984741211},{"option":"SPXW260430C06370000","bid":595.5,"bid_size":4.0,"ask":602.1,"ask_size":4.0,"iv":0.2261,"open_interest":13.0,"volume":0.0,"delta":0.8004,"gamma":0.0004,"vega":8.4843,"theta":-1.1591,"rho":9.2356,"theo":598.484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":710.01,"last_trade_time":"2026-02-02T11:46:51","percent_change":0.0,"prev_day_close":614.25},{"option":"SPXW260430P06370000","bid":78.2,"bid_size":29.0,"ask":79.2,"ask_size":22.0,"iv":0.2259,"open_interest":7.0,"volume":0.0,"delta":-0.1996,"gamma":0.0004,"vega":8.4843,"theta":-1.32,"rho":-2.7132,"theo":78.5455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.4,"last_trade_time":"2026-02-13T15:40:17","percent_change":0.0,"prev_day_close":73.0499992370606},{"option":"SPXW260430C06375000","bid":591.6,"bid_size":4.0,"ask":598.2,"ask_size":4.0,"iv":0.226,"open_interest":3.0,"volume":0.0,"delta":0.7987,"gamma":0.0004,"vega":8.526,"theta":-1.1639,"rho":9.2223,"theo":594.1757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":696.16,"last_trade_time":"2026-01-06T12:43:55","percent_change":0.0,"prev_day_close":609.599975585938},{"option":"SPXW260430P06375000","bid":78.9,"bid_size":17.0,"ask":79.9,"ask_size":22.0,"iv":0.2254,"open_interest":154.0,"volume":0.0,"delta":-0.2013,"gamma":0.0004,"vega":8.526,"theta":-1.3233,"rho":-2.736,"theo":79.1977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.43,"last_trade_time":"2026-02-12T13:34:39","percent_change":0.0,"prev_day_close":73.7000007629394},{"option":"SPXW260430C06380000","bid":587.2,"bid_size":4.0,"ask":593.8,"ask_size":4.0,"iv":0.2253,"open_interest":0.0,"volume":0.0,"delta":0.797,"gamma":0.0004,"vega":8.5678,"theta":-1.1687,"rho":9.2087,"theo":589.8733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":605.049987792969},{"option":"SPXW260430P06380000","bid":79.5,"bid_size":29.0,"ask":80.6,"ask_size":22.0,"iv":0.2248,"open_interest":89.0,"volume":0.0,"delta":-0.203,"gamma":0.0004,"vega":8.5678,"theta":-1.3266,"rho":-2.759,"theo":79.8558,"change":5.53,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":81.73,"last_trade_time":"2026-02-12T13:41:53","percent_change":7.4428,"prev_day_close":74.2999992370606},{"option":"SPXW260430C06390000","bid":578.4,"bid_size":4.0,"ask":584.9,"ask_size":4.0,"iv":0.2238,"open_interest":0.0,"volume":0.0,"delta":0.7936,"gamma":0.0004,"vega":8.6521,"theta":-1.1782,"rho":9.1806,"theo":581.2864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":596.5},{"option":"SPXW260430P06390000","bid":81.0,"bid_size":7.0,"ask":81.9,"ask_size":22.0,"iv":0.2237,"open_interest":19.0,"volume":0.0,"delta":-0.2064,"gamma":0.0004,"vega":8.6521,"theta":-1.333,"rho":-2.8057,"theo":81.1901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":85.2,"last_trade_time":"2026-02-12T15:41:41","percent_change":0.0,"prev_day_close":75.5499992370606},{"option":"SPXW260430C06395000","bid":571.7,"bid_size":2.0,"ask":583.2,"ask_size":2.0,"iv":0.2233,"open_interest":0.0,"volume":0.0,"delta":0.7918,"gamma":0.0004,"vega":8.6944,"theta":-1.1829,"rho":9.1662,"theo":577.0022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.550018310547},{"option":"SPXW260430P06395000","bid":81.6,"bid_size":7.0,"ask":82.6,"ask_size":10.0,"iv":0.2231,"open_interest":10.0,"volume":2.0,"delta":-0.2082,"gamma":0.0004,"vega":8.6944,"theta":-1.3362,"rho":-2.8295,"theo":81.8665,"change":-14.0,"open":67.55,"high":67.55,"low":67.55,"tick":"down","last_trade_price":67.55,"last_trade_time":"2026-02-18T11:07:41","percent_change":-17.1674,"prev_day_close":76.2000007629394},{"option":"SPXW260430C06400000","bid":569.8,"bid_size":4.0,"ask":576.4,"ask_size":4.0,"iv":0.2227,"open_interest":18.0,"volume":1.0,"delta":0.7901,"gamma":0.0004,"vega":8.7369,"theta":-1.1876,"rho":9.1516,"theo":572.7242,"change":40.25,"open":607.6,"high":607.6,"low":607.6,"tick":"up","last_trade_price":607.6,"last_trade_time":"2026-02-18T13:24:05","percent_change":7.09439,"prev_day_close":587.850006103516},{"option":"SPXW260430P06400000","bid":82.2,"bid_size":44.0,"ask":83.2,"ask_size":27.0,"iv":0.2225,"open_interest":2585.0,"volume":16.0,"delta":-0.21,"gamma":0.0004,"vega":8.7369,"theta":-1.3393,"rho":-2.8535,"theo":82.549,"change":-8.74,"open":76.3,"high":76.3,"low":69.08,"tick":"up","last_trade_price":73.46,"last_trade_time":"2026-02-18T13:42:47","percent_change":-10.6326,"prev_day_close":76.8999977111816},{"option":"SPXW260430C06405000","bid":563.2,"bid_size":2.0,"ask":574.7,"ask_size":2.0,"iv":0.2222,"open_interest":1.0,"volume":1.0,"delta":0.7883,"gamma":0.0004,"vega":8.7795,"theta":-1.1922,"rho":9.1366,"theo":568.4525,"change":19.58,"open":583.23,"high":583.23,"low":583.23,"tick":"down","last_trade_price":583.23,"last_trade_time":"2026-02-18T09:56:50","percent_change":3.47379,"prev_day_close":583.850006103516},{"option":"SPXW260430P06405000","bid":82.9,"bid_size":17.0,"ask":84.0,"ask_size":10.0,"iv":0.2219,"open_interest":10.0,"volume":1.0,"delta":-0.2117,"gamma":0.0004,"vega":8.7795,"theta":-1.3424,"rho":-2.8779,"theo":83.2379,"change":-6.5,"open":76.45,"high":76.45,"low":76.45,"tick":"down","last_trade_price":76.45,"last_trade_time":"2026-02-18T09:56:50","percent_change":-7.83604,"prev_day_close":77.5},{"option":"SPXW260430C06410000","bid":561.3,"bid_size":4.0,"ask":567.8,"ask_size":4.0,"iv":0.2215,"open_interest":0.0,"volume":0.0,"delta":0.7865,"gamma":0.0004,"vega":8.8222,"theta":-1.1968,"rho":9.1213,"theo":564.1872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.25},{"option":"SPXW260430P06410000","bid":83.6,"bid_size":28.0,"ask":84.7,"ask_size":21.0,"iv":0.2214,"open_interest":8.0,"volume":0.0,"delta":-0.2135,"gamma":0.0004,"vega":8.8222,"theta":-1.3455,"rho":-2.9025,"theo":83.9332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.64,"last_trade_time":"2026-02-13T15:38:44","percent_change":0.0,"prev_day_close":78.1500015258789},{"option":"SPXW260430C06415000","bid":554.7,"bid_size":2.0,"ask":566.2,"ask_size":2.0,"iv":0.2211,"open_interest":0.0,"volume":0.0,"delta":0.7847,"gamma":0.0004,"vega":8.865,"theta":-1.2014,"rho":9.1058,"theo":559.9285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":575.25},{"option":"SPXW260430P06415000","bid":84.3,"bid_size":17.0,"ask":85.4,"ask_size":10.0,"iv":0.2208,"open_interest":13.0,"volume":4.0,"delta":-0.2153,"gamma":0.0004,"vega":8.865,"theta":-1.3485,"rho":-2.9274,"theo":84.635,"change":-3.45,"open":80.9,"high":80.9,"low":80.9,"tick":"down","last_trade_price":80.9,"last_trade_time":"2026-02-18T09:41:10","percent_change":-4.0901,"prev_day_close":78.8499984741211},{"option":"SPXW260430C06420000","bid":552.8,"bid_size":4.0,"ask":559.3,"ask_size":4.0,"iv":0.2204,"open_interest":0.0,"volume":0.0,"delta":0.7829,"gamma":0.0004,"vega":8.9079,"theta":-1.2059,"rho":9.09,"theo":555.6763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":570.600006103516},{"option":"SPXW260430P06420000","bid":85.1,"bid_size":10.0,"ask":86.1,"ask_size":21.0,"iv":0.2202,"open_interest":33.0,"volume":0.0,"delta":-0.2171,"gamma":0.0004,"vega":8.9079,"theta":-1.3515,"rho":-2.9526,"theo":85.3434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.54,"last_trade_time":"2026-02-12T12:53:36","percent_change":0.0,"prev_day_close":79.5},{"option":"SPXW260430C06425000","bid":548.5,"bid_size":4.0,"ask":555.4,"ask_size":4.0,"iv":0.22,"open_interest":3.0,"volume":0.0,"delta":0.781,"gamma":0.0004,"vega":8.9508,"theta":-1.2104,"rho":9.0739,"theo":551.4308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":613.86,"last_trade_time":"2025-12-22T10:01:02","percent_change":0.0,"prev_day_close":566.350006103516},{"option":"SPXW260430P06425000","bid":85.8,"bid_size":17.0,"ask":86.8,"ask_size":21.0,"iv":0.2196,"open_interest":154.0,"volume":3.0,"delta":-0.219,"gamma":0.0004,"vega":8.9508,"theta":-1.3545,"rho":-2.978,"theo":86.0585,"change":-14.65,"open":81.25,"high":81.25,"low":71.15,"tick":"down","last_trade_price":71.15,"last_trade_time":"2026-02-18T11:07:41","percent_change":-17.0746,"prev_day_close":80.1500015258789},{"option":"SPXW260430C06430000","bid":544.7,"bid_size":4.0,"ask":551.2,"ask_size":4.0,"iv":0.2196,"open_interest":0.0,"volume":0.0,"delta":0.7792,"gamma":0.0004,"vega":8.9936,"theta":-1.2149,"rho":9.0575,"theo":547.1921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":624.66,"last_trade_time":"2026-02-12T10:08:15","percent_change":0.0,"prev_day_close":562.0},{"option":"SPXW260430P06430000","bid":86.5,"bid_size":28.0,"ask":87.6,"ask_size":21.0,"iv":0.2191,"open_interest":10.0,"volume":0.0,"delta":-0.2208,"gamma":0.0004,"vega":8.9936,"theta":-1.3574,"rho":-3.0038,"theo":86.7804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.6,"last_trade_time":"2026-02-12T15:44:27","percent_change":0.0,"prev_day_close":80.8499984741211},{"option":"SPXW260430C06435000","bid":537.7,"bid_size":2.0,"ask":549.2,"ask_size":2.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.7773,"gamma":0.0004,"vega":9.0365,"theta":-1.2193,"rho":9.0409,"theo":542.9602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":558.200012207031},{"option":"SPXW260430P06435000","bid":87.3,"bid_size":10.0,"ask":88.3,"ask_size":10.0,"iv":0.2186,"open_interest":15.0,"volume":0.0,"delta":-0.2227,"gamma":0.0004,"vega":9.0365,"theta":-1.3603,"rho":-3.0297,"theo":87.5091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":104.88,"last_trade_time":"2026-02-17T10:08:12","percent_change":0.0,"prev_day_close":81.5499992370606},{"option":"SPXW260430C06440000","bid":535.9,"bid_size":4.0,"ask":542.4,"ask_size":4.0,"iv":0.2181,"open_interest":1.0,"volume":0.0,"delta":0.7754,"gamma":0.0005,"vega":9.0793,"theta":-1.2237,"rho":9.0242,"theo":538.7352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":626.89,"last_trade_time":"2026-01-29T13:43:12","percent_change":0.0,"prev_day_close":553.549987792969},{"option":"SPXW260430P06440000","bid":88.0,"bid_size":17.0,"ask":89.1,"ask_size":21.0,"iv":0.218,"open_interest":3.0,"volume":0.0,"delta":-0.2246,"gamma":0.0005,"vega":9.0793,"theta":-1.3632,"rho":-3.0559,"theo":88.2447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":83.16,"last_trade_time":"2026-01-29T13:43:12","percent_change":0.0,"prev_day_close":82.25},{"option":"SPXW260430C06445000","bid":529.3,"bid_size":2.0,"ask":540.8,"ask_size":2.0,"iv":0.2177,"open_interest":0.0,"volume":0.0,"delta":0.7735,"gamma":0.0005,"vega":9.122,"theta":-1.2281,"rho":9.0071,"theo":534.5173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":549.600006103516},{"option":"SPXW260430P06445000","bid":88.8,"bid_size":7.0,"ask":89.8,"ask_size":10.0,"iv":0.2174,"open_interest":4.0,"volume":0.0,"delta":-0.2265,"gamma":0.0005,"vega":9.122,"theta":-1.366,"rho":-3.0823,"theo":88.9873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.37,"last_trade_time":"2026-02-16T10:33:57","percent_change":0.0,"prev_day_close":82.9500007629394},{"option":"SPXW260430C06450000","bid":527.5,"bid_size":4.0,"ask":534.3,"ask_size":4.0,"iv":0.2172,"open_interest":12.0,"volume":0.0,"delta":0.7716,"gamma":0.0005,"vega":9.1646,"theta":-1.2324,"rho":8.9899,"theo":530.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":626.14,"last_trade_time":"2026-02-09T11:18:00","percent_change":0.0,"prev_day_close":545.149993896484},{"option":"SPXW260430P06450000","bid":89.6,"bid_size":15.0,"ask":90.5,"ask_size":26.0,"iv":0.2169,"open_interest":1727.0,"volume":11.0,"delta":-0.2284,"gamma":0.0005,"vega":9.1646,"theta":-1.3688,"rho":-3.1089,"theo":89.7369,"change":-2.34,"open":84.8,"high":87.21,"low":84.8,"tick":"up","last_trade_price":87.21,"last_trade_time":"2026-02-18T15:10:13","percent_change":-2.61307,"prev_day_close":83.75},{"option":"SPXW260430C06455000","bid":520.9,"bid_size":2.0,"ask":532.4,"ask_size":2.0,"iv":0.2165,"open_interest":0.0,"volume":0.0,"delta":0.7696,"gamma":0.0005,"vega":9.2071,"theta":-1.2367,"rho":8.9725,"theo":526.1025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.0},{"option":"SPXW260430P06455000","bid":90.3,"bid_size":10.0,"ask":91.3,"ask_size":10.0,"iv":0.2162,"open_interest":28.0,"volume":0.0,"delta":-0.2304,"gamma":0.0005,"vega":9.2071,"theta":-1.3716,"rho":-3.1357,"theo":90.4937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.8,"last_trade_time":"2026-02-09T15:36:36","percent_change":0.0,"prev_day_close":84.3499984741211},{"option":"SPXW260430C06460000","bid":519.1,"bid_size":4.0,"ask":525.5,"ask_size":4.0,"iv":0.2158,"open_interest":0.0,"volume":0.0,"delta":0.7677,"gamma":0.0005,"vega":9.2495,"theta":-1.2409,"rho":8.9549,"theo":521.9059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.449981689453},{"option":"SPXW260430P06460000","bid":91.0,"bid_size":27.0,"ask":92.1,"ask_size":20.0,"iv":0.2157,"open_interest":39.0,"volume":0.0,"delta":-0.2323,"gamma":0.0005,"vega":9.2495,"theta":-1.3743,"rho":-3.1626,"theo":91.2576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":88.65,"last_trade_time":"2026-02-13T14:19:00","percent_change":0.0,"prev_day_close":85.1000022888184},{"option":"SPXW260430C06465000","bid":512.5,"bid_size":2.0,"ask":524.0,"ask_size":2.0,"iv":0.2153,"open_interest":0.0,"volume":0.0,"delta":0.7657,"gamma":0.0005,"vega":9.2918,"theta":-1.2452,"rho":8.9371,"theo":517.7165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":532.600006103516},{"option":"SPXW260430P06465000","bid":91.8,"bid_size":17.0,"ask":92.9,"ask_size":10.0,"iv":0.2152,"open_interest":31.0,"volume":0.0,"delta":-0.2343,"gamma":0.0005,"vega":9.2918,"theta":-1.3769,"rho":-3.1898,"theo":92.0288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.3,"last_trade_time":"2026-02-12T15:41:33","percent_change":0.0,"prev_day_close":85.8999977111816},{"option":"SPXW260430C06470000","bid":510.8,"bid_size":4.0,"ask":517.5,"ask_size":4.0,"iv":0.2148,"open_interest":0.0,"volume":0.0,"delta":0.7637,"gamma":0.0005,"vega":9.3339,"theta":-1.2493,"rho":8.9192,"theo":513.5344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.200012207031},{"option":"SPXW260430P06470000","bid":92.6,"bid_size":10.0,"ask":93.7,"ask_size":20.0,"iv":0.2146,"open_interest":12.0,"volume":0.0,"delta":-0.2363,"gamma":0.0005,"vega":9.3339,"theta":-1.3796,"rho":-3.217,"theo":92.8073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.0,"last_trade_time":"2026-02-12T11:21:00","percent_change":0.0,"prev_day_close":86.5499992370606},{"option":"SPXW260430C06475000","bid":506.6,"bid_size":4.0,"ask":513.0,"ask_size":4.0,"iv":0.2141,"open_interest":14.0,"volume":1.0,"delta":0.7617,"gamma":0.0005,"vega":9.3759,"theta":-1.2534,"rho":8.9012,"theo":509.3597,"change":38.4,"open":542.8,"high":542.8,"low":542.8,"tick":"up","last_trade_price":542.8,"last_trade_time":"2026-02-18T13:24:05","percent_change":7.61301,"prev_day_close":523.849975585938},{"option":"SPXW260430P06475000","bid":93.4,"bid_size":17.0,"ask":94.5,"ask_size":20.0,"iv":0.214,"open_interest":216.0,"volume":5.0,"delta":-0.2383,"gamma":0.0005,"vega":9.3759,"theta":-1.3822,"rho":-3.2445,"theo":93.5931,"change":-14.15,"open":83.25,"high":83.25,"low":79.3,"tick":"no_change","last_trade_price":79.3,"last_trade_time":"2026-02-18T12:21:05","percent_change":-15.1418,"prev_day_close":87.2999992370606},{"option":"SPXW260430C06480000","bid":502.4,"bid_size":4.0,"ask":508.7,"ask_size":4.0,"iv":0.2134,"open_interest":0.0,"volume":0.0,"delta":0.7597,"gamma":0.0005,"vega":9.4178,"theta":-1.2575,"rho":8.8829,"theo":505.1924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":519.699981689453},{"option":"SPXW260430P06480000","bid":94.2,"bid_size":17.0,"ask":95.3,"ask_size":20.0,"iv":0.2134,"open_interest":75.0,"volume":0.0,"delta":-0.2403,"gamma":0.0005,"vega":9.4178,"theta":-1.3847,"rho":-3.2721,"theo":94.3864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":80.1,"last_trade_time":"2026-02-12T10:48:34","percent_change":0.0,"prev_day_close":88.0499992370606},{"option":"SPXW260430C06485000","bid":496.1,"bid_size":2.0,"ask":507.3,"ask_size":2.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.7577,"gamma":0.0005,"vega":9.4596,"theta":-1.2616,"rho":8.8645,"theo":501.0325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.799987792969},{"option":"SPXW260430P06485000","bid":95.0,"bid_size":17.0,"ask":96.1,"ask_size":10.0,"iv":0.2128,"open_interest":13.0,"volume":0.0,"delta":-0.2424,"gamma":0.0005,"vega":9.4596,"theta":-1.3872,"rho":-3.2999,"theo":95.187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.0,"last_trade_time":"2026-02-12T15:46:01","percent_change":0.0,"prev_day_close":88.7999992370606},{"option":"SPXW260430C06490000","bid":494.2,"bid_size":4.0,"ask":500.5,"ask_size":4.0,"iv":0.2124,"open_interest":11.0,"volume":0.0,"delta":0.7556,"gamma":0.0005,"vega":9.5013,"theta":-1.2656,"rho":8.8459,"theo":496.8801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":578.46,"last_trade_time":"2026-02-12T10:04:16","percent_change":0.0,"prev_day_close":511.5},{"option":"SPXW260430P06490000","bid":95.8,"bid_size":10.0,"ask":96.9,"ask_size":20.0,"iv":0.2122,"open_interest":20.0,"volume":0.0,"delta":-0.2444,"gamma":0.0005,"vega":9.5013,"theta":-1.3897,"rho":-3.3278,"theo":95.9953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.0,"last_trade_time":"2026-02-12T15:46:07","percent_change":0.0,"prev_day_close":89.5499992370606},{"option":"SPXW260430C06495000","bid":487.6,"bid_size":2.0,"ask":499.1,"ask_size":2.0,"iv":0.2119,"open_interest":0.0,"volume":0.0,"delta":0.7535,"gamma":0.0005,"vega":9.5429,"theta":-1.2695,"rho":8.8272,"theo":492.7353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.450012207031},{"option":"SPXW260430P06495000","bid":96.6,"bid_size":10.0,"ask":97.7,"ask_size":10.0,"iv":0.2116,"open_interest":21.0,"volume":0.0,"delta":-0.2465,"gamma":0.0005,"vega":9.5429,"theta":-1.3921,"rho":-3.356,"theo":96.811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.4,"last_trade_time":"2026-02-12T15:45:53","percent_change":0.0,"prev_day_close":90.3499984741211},{"option":"SPXW260430C06500000","bid":485.9,"bid_size":4.0,"ask":492.1,"ask_size":4.0,"iv":0.2111,"open_interest":85.0,"volume":0.0,"delta":0.7514,"gamma":0.0005,"vega":9.5845,"theta":-1.2734,"rho":8.8082,"theo":488.5982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.17,"last_trade_time":"2026-02-12T16:04:34","percent_change":0.0,"prev_day_close":503.100006103516},{"option":"SPXW260430P06500000","bid":97.5,"bid_size":16.0,"ask":98.7,"ask_size":20.0,"iv":0.2111,"open_interest":804.0,"volume":29.0,"delta":-0.2486,"gamma":0.0005,"vega":9.5845,"theta":-1.3945,"rho":-3.3843,"theo":97.6345,"change":-12.64,"open":92.2,"high":92.2,"low":82.6,"tick":"up","last_trade_price":84.96,"last_trade_time":"2026-02-18T13:37:02","percent_change":-12.9508,"prev_day_close":91.2000007629394},{"option":"SPXW260430C06505000","bid":479.3,"bid_size":2.0,"ask":490.8,"ask_size":2.0,"iv":0.2107,"open_interest":0.0,"volume":0.0,"delta":0.7493,"gamma":0.0005,"vega":9.6262,"theta":-1.2773,"rho":8.7889,"theo":484.4688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.050003051758},{"option":"SPXW260430P06505000","bid":98.3,"bid_size":15.0,"ask":99.4,"ask_size":9.0,"iv":0.2105,"open_interest":20.0,"volume":1.0,"delta":-0.2507,"gamma":0.0005,"vega":9.6262,"theta":-1.3968,"rho":-3.4129,"theo":98.4657,"change":-13.25,"open":85.2,"high":85.2,"low":85.2,"tick":"down","last_trade_price":85.2,"last_trade_time":"2026-02-18T10:15:39","percent_change":-13.4586,"prev_day_close":91.8999977111816},{"option":"SPXW260430C06510000","bid":477.7,"bid_size":4.0,"ask":484.0,"ask_size":4.0,"iv":0.2101,"open_interest":1.0,"volume":0.0,"delta":0.7472,"gamma":0.0005,"vega":9.6678,"theta":-1.2811,"rho":8.7695,"theo":480.3473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":569.11,"last_trade_time":"2026-01-30T11:14:35","percent_change":0.0,"prev_day_close":494.599990844727},{"option":"SPXW260430P06510000","bid":99.1,"bid_size":9.0,"ask":100.2,"ask_size":19.0,"iv":0.2099,"open_interest":8.0,"volume":0.0,"delta":-0.2528,"gamma":0.0005,"vega":9.6678,"theta":-1.3991,"rho":-3.4418,"theo":99.3047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":102.3,"last_trade_time":"2026-02-12T11:26:07","percent_change":0.0,"prev_day_close":92.7000007629394},{"option":"SPXW260430C06515000","bid":471.1,"bid_size":2.0,"ask":482.6,"ask_size":2.0,"iv":0.2096,"open_interest":0.0,"volume":3.0,"delta":0.745,"gamma":0.0005,"vega":9.7094,"theta":-1.2849,"rho":8.7497,"theo":476.2336,"change":37.66,"open":509.81,"high":509.81,"low":509.81,"tick":"up","last_trade_price":509.81,"last_trade_time":"2026-02-18T10:17:01","percent_change":7.97628,"prev_day_close":490.699996948242},{"option":"SPXW260430P06515000","bid":100.0,"bid_size":9.0,"ask":101.1,"ask_size":9.0,"iv":0.2094,"open_interest":7.0,"volume":0.0,"delta":-0.255,"gamma":0.0005,"vega":9.7094,"theta":-1.4013,"rho":-3.4709,"theo":100.1516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.2,"last_trade_time":"2026-02-12T15:53:01","percent_change":0.0,"prev_day_close":93.5},{"option":"SPXW260430C06520000","bid":469.5,"bid_size":4.0,"ask":475.6,"ask_size":4.0,"iv":0.2088,"open_interest":0.0,"volume":3.0,"delta":0.7428,"gamma":0.0005,"vega":9.7511,"theta":-1.2886,"rho":8.7296,"theo":472.1279,"change":37.53,"open":505.63,"high":505.63,"low":505.63,"tick":"up","last_trade_price":505.63,"last_trade_time":"2026-02-18T10:17:01","percent_change":8.01752,"prev_day_close":486.399993896484},{"option":"SPXW260430P06520000","bid":100.9,"bid_size":15.0,"ask":101.9,"ask_size":18.0,"iv":0.2088,"open_interest":227.0,"volume":0.0,"delta":-0.2572,"gamma":0.0005,"vega":9.7511,"theta":-1.4035,"rho":-3.5003,"theo":101.0065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.5,"last_trade_time":"2026-02-13T15:28:11","percent_change":0.0,"prev_day_close":94.2999992370606},{"option":"SPXW260430C06525000","bid":465.4,"bid_size":7.0,"ask":471.6,"ask_size":7.0,"iv":0.2083,"open_interest":17.0,"volume":0.0,"delta":0.7406,"gamma":0.0005,"vega":9.7928,"theta":-1.2923,"rho":8.7093,"theo":468.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":590.81,"last_trade_time":"2026-01-28T14:31:32","percent_change":0.0,"prev_day_close":482.149993896484},{"option":"SPXW260430P06525000","bid":101.7,"bid_size":15.0,"ask":102.8,"ask_size":18.0,"iv":0.2082,"open_interest":455.0,"volume":0.0,"delta":-0.2594,"gamma":0.0005,"vega":9.7928,"theta":-1.4056,"rho":-3.5301,"theo":101.8695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.2,"last_trade_time":"2026-02-12T15:46:07","percent_change":0.0,"prev_day_close":95.2000007629394},{"option":"SPXW260430C06530000","bid":461.2,"bid_size":7.0,"ask":467.4,"ask_size":7.0,"iv":0.2076,"open_interest":0.0,"volume":0.0,"delta":0.7384,"gamma":0.0005,"vega":9.8345,"theta":-1.2959,"rho":8.6885,"theo":463.9411,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.0},{"option":"SPXW260430P06530000","bid":102.6,"bid_size":15.0,"ask":103.7,"ask_size":18.0,"iv":0.2076,"open_interest":8.0,"volume":0.0,"delta":-0.2616,"gamma":0.0005,"vega":9.8345,"theta":-1.4077,"rho":-3.5602,"theo":102.7408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.3,"last_trade_time":"2026-02-12T15:53:05","percent_change":0.0,"prev_day_close":95.9500007629394},{"option":"SPXW260430C06535000","bid":454.7,"bid_size":2.0,"ask":466.2,"ask_size":2.0,"iv":0.2072,"open_interest":1.0,"volume":0.0,"delta":0.7362,"gamma":0.0005,"vega":9.8763,"theta":-1.2994,"rho":8.6674,"theo":459.8602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":501.2,"last_trade_time":"2026-01-20T10:49:50","percent_change":0.0,"prev_day_close":474.149993896484},{"option":"SPXW260430P06535000","bid":103.5,"bid_size":15.0,"ask":104.6,"ask_size":9.0,"iv":0.2071,"open_interest":4.0,"volume":0.0,"delta":-0.2638,"gamma":0.0005,"vega":9.8763,"theta":-1.4097,"rho":-3.5906,"theo":103.6204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.6,"last_trade_time":"2026-02-12T11:25:42","percent_change":0.0,"prev_day_close":96.7999992370606},{"option":"SPXW260430C06540000","bid":453.2,"bid_size":7.0,"ask":459.3,"ask_size":7.0,"iv":0.2065,"open_interest":0.0,"volume":0.0,"delta":0.734,"gamma":0.0005,"vega":9.9181,"theta":-1.303,"rho":8.646,"theo":455.7877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":470.050003051758},{"option":"SPXW260430P06540000","bid":104.4,"bid_size":15.0,"ask":105.5,"ask_size":18.0,"iv":0.2065,"open_interest":9.0,"volume":5.0,"delta":-0.266,"gamma":0.0005,"vega":9.9181,"theta":-1.4117,"rho":-3.6215,"theo":104.5086,"change":-4.18,"open":100.47,"high":100.47,"low":100.47,"tick":"no_change","last_trade_price":100.47,"last_trade_time":"2026-02-18T15:30:56","percent_change":-3.99427,"prev_day_close":97.6500015258789},{"option":"SPXW260430C06545000","bid":446.6,"bid_size":2.0,"ask":458.1,"ask_size":2.0,"iv":0.2061,"open_interest":0.0,"volume":0.0,"delta":0.7317,"gamma":0.0005,"vega":9.9599,"theta":-1.3064,"rho":8.6241,"theo":451.7239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.050003051758},{"option":"SPXW260430P06545000","bid":105.3,"bid_size":15.0,"ask":106.4,"ask_size":9.0,"iv":0.2059,"open_interest":20.0,"volume":0.0,"delta":-0.2683,"gamma":0.0005,"vega":9.9599,"theta":-1.4136,"rho":-3.6527,"theo":105.4053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":119.1,"last_trade_time":"2026-02-05T09:44:29","percent_change":0.0,"prev_day_close":98.5},{"option":"SPXW260430C06550000","bid":445.0,"bid_size":7.0,"ask":451.1,"ask_size":7.0,"iv":0.2053,"open_interest":34.0,"volume":0.0,"delta":0.7294,"gamma":0.0005,"vega":10.0017,"theta":-1.3098,"rho":8.6019,"theo":447.6687,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":502.3,"last_trade_time":"2026-02-06T14:06:47","percent_change":0.0,"prev_day_close":461.550003051758},{"option":"SPXW260430P06550000","bid":106.2,"bid_size":9.0,"ask":107.3,"ask_size":18.0,"iv":0.2053,"open_interest":182.0,"volume":2.0,"delta":-0.2706,"gamma":0.0005,"vega":10.0017,"theta":-1.4155,"rho":-3.6843,"theo":106.3107,"change":-9.82,"open":96.63,"high":96.63,"low":96.63,"tick":"down","last_trade_price":96.63,"last_trade_time":"2026-02-18T15:58:23","percent_change":-9.22499,"prev_day_close":99.3999977111816},{"option":"SPXW260430C06555000","bid":438.5,"bid_size":2.0,"ask":450.0,"ask_size":2.0,"iv":0.2049,"open_interest":0.0,"volume":0.0,"delta":0.7271,"gamma":0.0005,"vega":10.0434,"theta":-1.3131,"rho":8.5794,"theo":443.6225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.75},{"option":"SPXW260430P06555000","bid":107.1,"bid_size":15.0,"ask":108.2,"ask_size":9.0,"iv":0.2047,"open_interest":61.0,"volume":0.0,"delta":-0.2729,"gamma":0.0005,"vega":10.0434,"theta":-1.4173,"rho":-3.7162,"theo":107.225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":112.4,"last_trade_time":"2026-02-17T12:29:49","percent_change":0.0,"prev_day_close":100.200000762939},{"option":"SPXW260430C06560000","bid":437.2,"bid_size":7.0,"ask":443.0,"ask_size":7.0,"iv":0.2042,"open_interest":1.0,"volume":0.0,"delta":0.7248,"gamma":0.0005,"vega":10.085,"theta":-1.3164,"rho":8.5564,"theo":439.5852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":469.42,"last_trade_time":"2026-02-06T11:01:44","percent_change":0.0,"prev_day_close":453.25},{"option":"SPXW260430P06560000","bid":108.0,"bid_size":15.0,"ask":109.1,"ask_size":18.0,"iv":0.2041,"open_interest":33.0,"volume":0.0,"delta":-0.2752,"gamma":0.0005,"vega":10.085,"theta":-1.419,"rho":-3.7485,"theo":108.1483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.8,"last_trade_time":"2026-02-12T15:46:06","percent_change":0.0,"prev_day_close":101.100002288818},{"option":"SPXW260430C06565000","bid":430.4,"bid_size":2.0,"ask":441.9,"ask_size":2.0,"iv":0.2037,"open_interest":5.0,"volume":0.0,"delta":0.7224,"gamma":0.0006,"vega":10.1265,"theta":-1.3196,"rho":8.5331,"theo":435.5571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.93,"last_trade_time":"2026-02-12T13:31:38","percent_change":0.0,"prev_day_close":449.599990844727},{"option":"SPXW260430P06565000","bid":109.0,"bid_size":9.0,"ask":110.1,"ask_size":9.0,"iv":0.2036,"open_interest":28.0,"volume":0.0,"delta":-0.2776,"gamma":0.0006,"vega":10.1265,"theta":-1.4207,"rho":-3.7812,"theo":109.0808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":116.1,"last_trade_time":"2026-02-12T15:44:06","percent_change":0.0,"prev_day_close":101.950000762939},{"option":"SPXW260430C06570000","bid":429.0,"bid_size":7.0,"ask":435.0,"ask_size":7.0,"iv":0.203,"open_interest":5.0,"volume":0.0,"delta":0.72,"gamma":0.0006,"vega":10.1678,"theta":-1.3228,"rho":8.5095,"theo":431.5382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":436.93,"last_trade_time":"2026-02-12T13:31:38","percent_change":0.0,"prev_day_close":445.25},{"option":"SPXW260430P06570000","bid":109.9,"bid_size":15.0,"ask":111.0,"ask_size":18.0,"iv":0.203,"open_interest":56.0,"volume":0.0,"delta":-0.28,"gamma":0.0006,"vega":10.1678,"theta":-1.4224,"rho":-3.8142,"theo":110.0224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":111.7,"last_trade_time":"2026-02-12T11:20:56","percent_change":0.0,"prev_day_close":102.849998474121},{"option":"SPXW260430C06575000","bid":425.0,"bid_size":7.0,"ask":431.0,"ask_size":7.0,"iv":0.2024,"open_interest":7.0,"volume":0.0,"delta":0.7176,"gamma":0.0006,"vega":10.209,"theta":-1.3259,"rho":8.4856,"theo":427.5286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.75,"last_trade_time":"2026-02-06T14:06:47","percent_change":0.0,"prev_day_close":441.049987792969},{"option":"SPXW260430P06575000","bid":110.9,"bid_size":9.0,"ask":112.0,"ask_size":17.0,"iv":0.2024,"open_interest":461.0,"volume":1.0,"delta":-0.2824,"gamma":0.0006,"vega":10.209,"theta":-1.4239,"rho":-3.8474,"theo":110.9734,"change":-18.36,"open":92.84,"high":92.84,"low":92.84,"tick":"down","last_trade_price":92.84,"last_trade_time":"2026-02-18T11:05:21","percent_change":-16.5108,"prev_day_close":103.75},{"option":"SPXW260430C06580000","bid":421.0,"bid_size":7.0,"ask":427.0,"ask_size":7.0,"iv":0.2018,"open_interest":0.0,"volume":0.0,"delta":0.7152,"gamma":0.0006,"vega":10.2499,"theta":-1.329,"rho":8.4614,"theo":423.5284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":437.050003051758},{"option":"SPXW260430P06580000","bid":111.8,"bid_size":9.0,"ask":112.9,"ask_size":17.0,"iv":0.2018,"open_interest":113.0,"volume":0.0,"delta":-0.2848,"gamma":0.0006,"vega":10.2499,"theta":-1.4254,"rho":-3.881,"theo":111.9338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":119.27,"last_trade_time":"2026-02-12T13:03:19","percent_change":0.0,"prev_day_close":104.650001525879},{"option":"SPXW260430C06585000","bid":414.4,"bid_size":2.0,"ask":425.9,"ask_size":2.0,"iv":0.2014,"open_interest":0.0,"volume":0.0,"delta":0.7128,"gamma":0.0006,"vega":10.2905,"theta":-1.3319,"rho":8.437,"theo":419.5378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":433.350006103516},{"option":"SPXW260430P06585000","bid":112.8,"bid_size":15.0,"ask":113.9,"ask_size":9.0,"iv":0.2012,"open_interest":10.0,"volume":0.0,"delta":-0.2872,"gamma":0.0006,"vega":10.2905,"theta":-1.4268,"rho":-3.9148,"theo":112.9038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.71,"last_trade_time":"2026-02-17T15:07:04","percent_change":0.0,"prev_day_close":105.600002288818},{"option":"SPXW260430C06590000","bid":413.0,"bid_size":7.0,"ask":418.9,"ask_size":7.0,"iv":0.2006,"open_interest":1.0,"volume":0.0,"delta":0.7103,"gamma":0.0006,"vega":10.3308,"theta":-1.3348,"rho":8.4123,"theo":415.5568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":543.7,"last_trade_time":"2026-01-28T10:10:29","percent_change":0.0,"prev_day_close":428.900009155273},{"option":"SPXW260430P06590000","bid":113.7,"bid_size":15.0,"ask":114.9,"ask_size":17.0,"iv":0.2006,"open_interest":11.0,"volume":0.0,"delta":-0.2897,"gamma":0.0006,"vega":10.3308,"theta":-1.4282,"rho":-3.9488,"theo":113.8834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.98,"last_trade_time":"2026-02-17T11:26:13","percent_change":0.0,"prev_day_close":106.5},{"option":"SPXW260430C06595000","bid":406.5,"bid_size":2.0,"ask":418.0,"ask_size":2.0,"iv":0.2003,"open_interest":0.0,"volume":0.0,"delta":0.7078,"gamma":0.0006,"vega":10.3709,"theta":-1.3377,"rho":8.3875,"theo":411.5855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":425.300003051758},{"option":"SPXW260430P06595000","bid":114.7,"bid_size":15.0,"ask":115.9,"ask_size":9.0,"iv":0.2001,"open_interest":16.0,"volume":0.0,"delta":-0.2922,"gamma":0.0006,"vega":10.3709,"theta":-1.4295,"rho":-3.9831,"theo":114.8726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.93,"last_trade_time":"2026-02-13T10:45:40","percent_change":0.0,"prev_day_close":107.450000762939},{"option":"SPXW260430C06600000","bid":405.0,"bid_size":7.0,"ask":411.0,"ask_size":7.0,"iv":0.1994,"open_interest":47.0,"volume":0.0,"delta":0.7054,"gamma":0.0006,"vega":10.4106,"theta":-1.3404,"rho":8.3624,"theo":407.624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":489.93,"last_trade_time":"2026-02-10T13:58:43","percent_change":0.0,"prev_day_close":420.900009155273},{"option":"SPXW260430P06600000","bid":115.7,"bid_size":9.0,"ask":117.0,"ask_size":23.0,"iv":0.1995,"open_interest":820.0,"volume":2.0,"delta":-0.2947,"gamma":0.0006,"vega":10.4106,"theta":-1.4308,"rho":-4.0175,"theo":115.8717,"change":-19.13,"open":104.07,"high":104.07,"low":97.07,"tick":"down","last_trade_price":97.07,"last_trade_time":"2026-02-18T11:05:21","percent_change":-16.463,"prev_day_close":108.349998474121},{"option":"SPXW260430C06605000","bid":398.5,"bid_size":2.0,"ask":410.0,"ask_size":2.0,"iv":0.199,"open_interest":0.0,"volume":0.0,"delta":0.7028,"gamma":0.0006,"vega":10.4499,"theta":-1.3432,"rho":8.3372,"theo":403.6723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":417.300003051758},{"option":"SPXW260430P06605000","bid":116.7,"bid_size":9.0,"ask":117.9,"ask_size":9.0,"iv":0.1988,"open_interest":57.0,"volume":0.0,"delta":-0.2972,"gamma":0.0006,"vega":10.4499,"theta":-1.432,"rho":-4.0521,"theo":116.8805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":88.8,"last_trade_time":"2026-02-10T13:04:24","percent_change":0.0,"prev_day_close":109.349998474121},{"option":"SPXW260430C06610000","bid":397.2,"bid_size":7.0,"ask":403.0,"ask_size":7.0,"iv":0.1982,"open_interest":20.0,"volume":0.0,"delta":0.7003,"gamma":0.0006,"vega":10.489,"theta":-1.3458,"rho":8.3117,"theo":399.7305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":351.78,"last_trade_time":"2025-11-20T15:43:57","percent_change":0.0,"prev_day_close":412.900009155273},{"option":"SPXW260430P06610000","bid":117.7,"bid_size":15.0,"ask":118.9,"ask_size":17.0,"iv":0.1982,"open_interest":58.0,"volume":0.0,"delta":-0.2997,"gamma":0.0006,"vega":10.489,"theta":-1.433,"rho":-4.0869,"theo":117.8993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":126.0,"last_trade_time":"2026-02-12T15:46:07","percent_change":0.0,"prev_day_close":110.25},{"option":"SPXW260430C06615000","bid":390.7,"bid_size":2.0,"ask":402.2,"ask_size":2.0,"iv":0.1979,"open_interest":0.0,"volume":0.0,"delta":0.6977,"gamma":0.0006,"vega":10.5278,"theta":-1.3484,"rho":8.2861,"theo":395.7987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":409.300003051758},{"option":"SPXW260430P06615000","bid":118.8,"bid_size":14.0,"ask":119.9,"ask_size":8.0,"iv":0.1977,"open_interest":50.0,"volume":4.0,"delta":-0.3023,"gamma":0.0006,"vega":10.5278,"theta":-1.4341,"rho":-4.1219,"theo":118.9281,"change":-5.75,"open":113.5,"high":113.5,"low":113.5,"tick":"up","last_trade_price":113.5,"last_trade_time":"2026-02-18T09:41:23","percent_change":-4.8218,"prev_day_close":111.25},{"option":"SPXW260430C06620000","bid":389.4,"bid_size":7.0,"ask":395.2,"ask_size":7.0,"iv":0.1971,"open_interest":0.0,"volume":0.0,"delta":0.6951,"gamma":0.0006,"vega":10.5662,"theta":-1.3509,"rho":8.2603,"theo":391.8769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":540.19,"last_trade_time":"2025-11-03T10:43:26","percent_change":0.0,"prev_day_close":404.699996948242},{"option":"SPXW260430P06620000","bid":119.8,"bid_size":14.0,"ask":120.9,"ask_size":16.0,"iv":0.197,"open_interest":243.0,"volume":3.0,"delta":-0.3049,"gamma":0.0006,"vega":10.5662,"theta":-1.435,"rho":-4.1571,"theo":119.9669,"change":-15.04,"open":104.26,"high":105.31,"low":102.12,"tick":"up","last_trade_price":105.31,"last_trade_time":"2026-02-18T13:39:49","percent_change":-12.4969,"prev_day_close":112.25},{"option":"SPXW260430C06625000","bid":387.9,"bid_size":1.0,"ask":389.3,"ask_size":1.0,"iv":0.1966,"open_interest":6.0,"volume":0.0,"delta":0.6925,"gamma":0.0006,"vega":10.6044,"theta":-1.3533,"rho":8.2342,"theo":387.9653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":402.7,"last_trade_time":"2025-12-17T10:43:54","percent_change":0.0,"prev_day_close":401.0},{"option":"SPXW260430P06625000","bid":120.8,"bid_size":14.0,"ask":122.0,"ask_size":16.0,"iv":0.1965,"open_interest":76.0,"volume":0.0,"delta":-0.3075,"gamma":0.0006,"vega":10.6044,"theta":-1.4359,"rho":-4.1925,"theo":121.0158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":110.4,"last_trade_time":"2026-02-06T13:34:49","percent_change":0.0,"prev_day_close":113.25},{"option":"SPXW260430C06630000","bid":384.0,"bid_size":1.0,"ask":385.4,"ask_size":1.0,"iv":0.196,"open_interest":1.0,"volume":0.0,"delta":0.6899,"gamma":0.0006,"vega":10.6424,"theta":-1.3556,"rho":8.2079,"theo":384.0639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":428.37,"last_trade_time":"2025-12-17T09:32:38","percent_change":0.0,"prev_day_close":397.0},{"option":"SPXW260430P06630000","bid":121.9,"bid_size":14.0,"ask":123.0,"ask_size":16.0,"iv":0.1958,"open_interest":79.0,"volume":0.0,"delta":-0.3101,"gamma":0.0006,"vega":10.6424,"theta":-1.4368,"rho":-4.2282,"theo":122.075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":134.4,"last_trade_time":"2026-02-13T09:49:06","percent_change":0.0,"prev_day_close":114.25},{"option":"SPXW260430C06635000","bid":380.1,"bid_size":1.0,"ask":381.5,"ask_size":1.0,"iv":0.1955,"open_interest":0.0,"volume":0.0,"delta":0.6872,"gamma":0.0006,"vega":10.6801,"theta":-1.3579,"rho":8.1813,"theo":380.1728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":393.449996948242},{"option":"SPXW260430P06635000","bid":123.0,"bid_size":6.0,"ask":124.1,"ask_size":8.0,"iv":0.1953,"open_interest":3.0,"volume":0.0,"delta":-0.3128,"gamma":0.0006,"vega":10.6801,"theta":-1.4375,"rho":-4.2642,"theo":123.1445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.72,"last_trade_time":"2026-02-10T10:39:24","percent_change":0.0,"prev_day_close":115.25},{"option":"SPXW260430C06640000","bid":376.2,"bid_size":1.0,"ask":377.6,"ask_size":1.0,"iv":0.1948,"open_interest":0.0,"volume":0.0,"delta":0.6846,"gamma":0.0006,"vega":10.7177,"theta":-1.3601,"rho":8.1544,"theo":376.2922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.199996948242},{"option":"SPXW260430P06640000","bid":124.0,"bid_size":14.0,"ask":125.2,"ask_size":16.0,"iv":0.1947,"open_interest":106.0,"volume":2.0,"delta":-0.3155,"gamma":0.0006,"vega":10.7177,"theta":-1.4382,"rho":-4.3005,"theo":124.2245,"change":-12.75,"open":111.9,"high":111.9,"low":111.9,"tick":"down","last_trade_price":111.9,"last_trade_time":"2026-02-18T13:56:12","percent_change":-10.2286,"prev_day_close":116.25},{"option":"SPXW260430C06645000","bid":372.4,"bid_size":1.0,"ask":373.6,"ask_size":1.0,"iv":0.1943,"open_interest":0.0,"volume":0.0,"delta":0.6818,"gamma":0.0006,"vega":10.755,"theta":-1.3623,"rho":8.1271,"theo":372.4222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.199996948242},{"option":"SPXW260430P06645000","bid":125.1,"bid_size":14.0,"ask":126.3,"ask_size":8.0,"iv":0.194,"open_interest":101.0,"volume":0.0,"delta":-0.3182,"gamma":0.0006,"vega":10.755,"theta":-1.4388,"rho":-4.3372,"theo":125.315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":129.0,"last_trade_time":"2026-02-03T14:29:56","percent_change":0.0,"prev_day_close":117.299999237061},{"option":"SPXW260430C06650000","bid":368.5,"bid_size":1.0,"ask":369.8,"ask_size":1.0,"iv":0.1937,"open_interest":202.0,"volume":0.0,"delta":0.6791,"gamma":0.0006,"vega":10.7922,"theta":-1.3643,"rho":8.0994,"theo":368.5628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.0,"last_trade_time":"2026-01-30T15:59:35","percent_change":0.0,"prev_day_close":381.199996948242},{"option":"SPXW260430P06650000","bid":126.2,"bid_size":8.0,"ask":127.4,"ask_size":15.0,"iv":0.1934,"open_interest":825.0,"volume":2.0,"delta":-0.3209,"gamma":0.0006,"vega":10.7922,"theta":-1.4393,"rho":-4.3742,"theo":126.4162,"change":-18.49,"open":108.78,"high":108.78,"low":108.41,"tick":"down","last_trade_price":108.41,"last_trade_time":"2026-02-18T10:42:30","percent_change":-14.5705,"prev_day_close":118.349998474121},{"option":"SPXW260430C06655000","bid":364.6,"bid_size":1.0,"ask":366.0,"ask_size":1.0,"iv":0.193,"open_interest":0.0,"volume":0.0,"delta":0.6764,"gamma":0.0006,"vega":10.8291,"theta":-1.3663,"rho":8.0713,"theo":364.7144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":377.150009155273},{"option":"SPXW260430P06655000","bid":127.3,"bid_size":8.0,"ask":128.5,"ask_size":8.0,"iv":0.1929,"open_interest":21.0,"volume":0.0,"delta":-0.3236,"gamma":0.0006,"vega":10.8291,"theta":-1.4397,"rho":-4.4117,"theo":127.5283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":154.47,"last_trade_time":"2026-02-05T14:41:30","percent_change":0.0,"prev_day_close":119.399997711182},{"option":"SPXW260430C06660000","bid":360.8,"bid_size":1.0,"ask":362.1,"ask_size":1.0,"iv":0.1925,"open_interest":34.0,"volume":0.0,"delta":0.6736,"gamma":0.0006,"vega":10.8659,"theta":-1.3682,"rho":8.0427,"theo":360.8769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":390.42,"last_trade_time":"2026-02-06T11:01:44","percent_change":0.0,"prev_day_close":373.25},{"option":"SPXW260430P06660000","bid":128.4,"bid_size":8.0,"ask":129.6,"ask_size":15.0,"iv":0.1923,"open_interest":31.0,"volume":0.0,"delta":-0.3264,"gamma":0.0006,"vega":10.8659,"theta":-1.4401,"rho":-4.4496,"theo":128.6515,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.8,"last_trade_time":"2026-02-06T13:25:11","percent_change":0.0,"prev_day_close":120.450000762939},{"option":"SPXW260430C06665000","bid":357.0,"bid_size":1.0,"ask":358.2,"ask_size":1.0,"iv":0.1918,"open_interest":0.0,"volume":0.0,"delta":0.6708,"gamma":0.0006,"vega":10.9024,"theta":-1.37,"rho":8.0137,"theo":357.0506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":369.199996948242},{"option":"SPXW260430P06665000","bid":129.6,"bid_size":6.0,"ask":130.7,"ask_size":8.0,"iv":0.1917,"open_interest":6.0,"volume":0.0,"delta":-0.3292,"gamma":0.0006,"vega":10.9024,"theta":-1.4403,"rho":-4.488,"theo":129.7858,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.2,"last_trade_time":"2026-02-04T15:44:34","percent_change":0.0,"prev_day_close":121.5},{"option":"SPXW260430C06670000","bid":353.1,"bid_size":1.0,"ask":354.5,"ask_size":1.0,"iv":0.1912,"open_interest":4.0,"volume":0.0,"delta":0.668,"gamma":0.0006,"vega":10.9388,"theta":-1.3717,"rho":7.9842,"theo":353.2357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":370.6,"last_trade_time":"2026-02-12T11:33:33","percent_change":0.0,"prev_day_close":365.600006103516},{"option":"SPXW260430P06670000","bid":130.7,"bid_size":14.0,"ask":131.9,"ask_size":15.0,"iv":0.1911,"open_interest":36.0,"volume":0.0,"delta":-0.332,"gamma":0.0006,"vega":10.9388,"theta":-1.4405,"rho":-4.5269,"theo":130.9314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.3,"last_trade_time":"2026-02-12T12:53:11","percent_change":0.0,"prev_day_close":122.599998474121},{"option":"SPXW260430C06675000","bid":349.3,"bid_size":1.0,"ask":350.7,"ask_size":1.0,"iv":0.1906,"open_interest":8.0,"volume":0.0,"delta":0.6651,"gamma":0.0006,"vega":10.9749,"theta":-1.3733,"rho":7.9542,"theo":349.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":420.3,"last_trade_time":"2025-12-12T11:06:11","percent_change":0.0,"prev_day_close":361.650009155273},{"option":"SPXW260430P06675000","bid":131.8,"bid_size":14.0,"ask":133.0,"ask_size":15.0,"iv":0.1905,"open_interest":205.0,"volume":159.0,"delta":-0.3349,"gamma":0.0006,"vega":10.9749,"theta":-1.4406,"rho":-4.5663,"theo":132.0886,"change":-3.65,"open":116.18,"high":129.0,"low":116.18,"tick":"no_change","last_trade_price":129.0,"last_trade_time":"2026-02-18T15:26:38","percent_change":-2.7516,"prev_day_close":123.650001525879},{"option":"SPXW260430C06680000","bid":345.5,"bid_size":1.0,"ask":346.8,"ask_size":1.0,"iv":0.19,"open_interest":39.0,"volume":31.0,"delta":0.6623,"gamma":0.0006,"vega":11.0107,"theta":-1.3749,"rho":7.9237,"theo":345.6407,"change":35.57,"open":347.0,"high":377.02,"low":347.0,"tick":"no_change","last_trade_price":376.42,"last_trade_time":"2026-02-18T12:24:26","percent_change":10.4357,"prev_day_close":357.75},{"option":"SPXW260430P06680000","bid":133.0,"bid_size":14.0,"ask":134.2,"ask_size":15.0,"iv":0.1899,"open_interest":28.0,"volume":0.0,"delta":-0.3377,"gamma":0.0006,"vega":11.0107,"theta":-1.4406,"rho":-4.6061,"theo":133.2575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":100.91,"last_trade_time":"2026-02-09T12:16:47","percent_change":0.0,"prev_day_close":124.799999237061},{"option":"SPXW260430C06685000","bid":341.7,"bid_size":1.0,"ask":343.0,"ask_size":1.0,"iv":0.1894,"open_interest":30.0,"volume":30.0,"delta":0.6594,"gamma":0.0006,"vega":11.0461,"theta":-1.3763,"rho":7.8928,"theo":341.8609,"change":35.27,"open":373.12,"high":373.12,"low":372.52,"tick":"no_change","last_trade_price":372.52,"last_trade_time":"2026-02-18T12:24:26","percent_change":10.4581,"prev_day_close":353.949996948242},{"option":"SPXW260430P06685000","bid":134.2,"bid_size":14.0,"ask":135.4,"ask_size":8.0,"iv":0.1893,"open_interest":39.0,"volume":0.0,"delta":-0.3406,"gamma":0.0006,"vega":11.0461,"theta":-1.4405,"rho":-4.6464,"theo":134.4383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.0,"last_trade_time":"2026-02-10T15:59:27","percent_change":0.0,"prev_day_close":125.900001525879},{"option":"SPXW260430C06690000","bid":337.9,"bid_size":1.0,"ask":339.2,"ask_size":1.0,"iv":0.1888,"open_interest":6.0,"volume":0.0,"delta":0.6564,"gamma":0.0006,"vega":11.0811,"theta":-1.3777,"rho":7.8615,"theo":338.0931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":362.7,"last_trade_time":"2026-02-06T10:11:59","percent_change":0.0,"prev_day_close":350.050003051758},{"option":"SPXW260430P06690000","bid":135.4,"bid_size":6.0,"ask":136.5,"ask_size":15.0,"iv":0.1887,"open_interest":283.0,"volume":156.0,"delta":-0.3436,"gamma":0.0006,"vega":11.0811,"theta":-1.4404,"rho":-4.6871,"theo":135.6311,"change":-3.85,"open":132.4,"high":132.4,"low":132.4,"tick":"no_change","last_trade_price":132.4,"last_trade_time":"2026-02-18T15:26:38","percent_change":-2.82569,"prev_day_close":126.950000762939},{"option":"SPXW260430C06695000","bid":334.2,"bid_size":2.0,"ask":335.5,"ask_size":2.0,"iv":0.1883,"open_interest":0.0,"volume":0.0,"delta":0.6535,"gamma":0.0006,"vega":11.1158,"theta":-1.3789,"rho":7.8299,"theo":334.3376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":346.25},{"option":"SPXW260430P06695000","bid":136.6,"bid_size":6.0,"ask":137.7,"ask_size":7.0,"iv":0.1881,"open_interest":16.0,"volume":0.0,"delta":-0.3465,"gamma":0.0006,"vega":11.1158,"theta":-1.4401,"rho":-4.728,"theo":136.8361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":120.7,"last_trade_time":"2026-02-02T09:39:12","percent_change":0.0,"prev_day_close":128.200004577637},{"option":"SPXW260430C06700000","bid":330.4,"bid_size":2.0,"ask":331.7,"ask_size":2.0,"iv":0.1876,"open_interest":14.0,"volume":1.0,"delta":0.6505,"gamma":0.0007,"vega":11.1499,"theta":-1.3801,"rho":7.7979,"theo":330.5943,"change":31.4,"open":357.4,"high":357.4,"low":357.4,"tick":"up","last_trade_price":357.4,"last_trade_time":"2026-02-18T10:28:23","percent_change":9.6319,"prev_day_close":342.449996948242},{"option":"SPXW260430P06700000","bid":137.8,"bid_size":6.0,"ask":138.9,"ask_size":29.0,"iv":0.1875,"open_interest":1078.0,"volume":13.0,"delta":-0.3495,"gamma":0.0007,"vega":11.1499,"theta":-1.4397,"rho":-4.7694,"theo":138.0534,"change":-4.52,"open":124.47,"high":134.23,"low":118.64,"tick":"up","last_trade_price":134.23,"last_trade_time":"2026-02-18T15:10:13","percent_change":-3.25766,"prev_day_close":129.25},{"option":"SPXW260430C06705000","bid":326.7,"bid_size":2.0,"ask":328.0,"ask_size":2.0,"iv":0.187,"open_interest":6.0,"volume":0.0,"delta":0.6476,"gamma":0.0007,"vega":11.1836,"theta":-1.3812,"rho":7.7656,"theo":326.8634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.1,"last_trade_time":"2026-02-17T09:34:02","percent_change":0.0,"prev_day_close":338.650009155273},{"option":"SPXW260430P06705000","bid":139.0,"bid_size":7.0,"ask":140.2,"ask_size":7.0,"iv":0.1869,"open_interest":18.0,"volume":0.0,"delta":-0.3525,"gamma":0.0007,"vega":11.1836,"theta":-1.4393,"rho":-4.8111,"theo":139.2831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":142.68,"last_trade_time":"2026-02-17T15:33:04","percent_change":0.0,"prev_day_close":130.549995422363},{"option":"SPXW260430C06710000","bid":323.0,"bid_size":2.0,"ask":324.2,"ask_size":2.0,"iv":0.1866,"open_interest":8.0,"volume":7.0,"delta":0.6445,"gamma":0.0007,"vega":11.2167,"theta":-1.3822,"rho":7.733,"theo":323.1451,"change":5.15,"open":323.8,"high":323.8,"low":323.8,"tick":"down","last_trade_price":323.8,"last_trade_time":"2026-02-18T09:30:04","percent_change":1.61619,"prev_day_close":334.849990844727},{"option":"SPXW260430P06710000","bid":140.2,"bid_size":13.0,"ask":141.4,"ask_size":14.0,"iv":0.1863,"open_interest":68.0,"volume":0.0,"delta":-0.3555,"gamma":0.0007,"vega":11.2167,"theta":-1.4387,"rho":-4.853,"theo":140.5254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":159.6,"last_trade_time":"2026-02-13T09:56:10","percent_change":0.0,"prev_day_close":131.599998474121},{"option":"SPXW260430C06715000","bid":319.2,"bid_size":2.0,"ask":320.5,"ask_size":2.0,"iv":0.186,"open_interest":2.0,"volume":0.0,"delta":0.6415,"gamma":0.0007,"vega":11.2492,"theta":-1.383,"rho":7.7002,"theo":319.4394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":432.51,"last_trade_time":"2026-01-27T12:07:39","percent_change":0.0,"prev_day_close":331.050003051758},{"option":"SPXW260430P06715000","bid":141.5,"bid_size":6.0,"ask":142.6,"ask_size":7.0,"iv":0.1857,"open_interest":18.0,"volume":0.0,"delta":-0.3585,"gamma":0.0007,"vega":11.2492,"theta":-1.438,"rho":-4.8952,"theo":141.7803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.8,"last_trade_time":"2026-02-13T15:37:12","percent_change":0.0,"prev_day_close":132.799995422363},{"option":"SPXW260430C06720000","bid":315.6,"bid_size":2.0,"ask":316.8,"ask_size":2.0,"iv":0.1851,"open_interest":8.0,"volume":0.0,"delta":0.6384,"gamma":0.0007,"vega":11.2812,"theta":-1.3838,"rho":7.6673,"theo":315.7465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.7,"last_trade_time":"2026-02-12T13:28:15","percent_change":0.0,"prev_day_close":327.25},{"option":"SPXW260430P06720000","bid":142.8,"bid_size":6.0,"ask":143.9,"ask_size":13.0,"iv":0.1851,"open_interest":71.0,"volume":0.0,"delta":-0.3616,"gamma":0.0007,"vega":11.2812,"theta":-1.4373,"rho":-4.9375,"theo":143.0479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":112.87,"last_trade_time":"2026-02-10T15:04:20","percent_change":0.0,"prev_day_close":134.0},{"option":"SPXW260430C06725000","bid":311.8,"bid_size":2.0,"ask":313.1,"ask_size":2.0,"iv":0.1846,"open_interest":20.0,"volume":0.0,"delta":0.6353,"gamma":0.0007,"vega":11.3125,"theta":-1.3845,"rho":7.6341,"theo":312.0663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":298.8,"last_trade_time":"2026-02-17T09:33:32","percent_change":0.0,"prev_day_close":323.550003051758},{"option":"SPXW260430P06725000","bid":144.0,"bid_size":13.0,"ask":145.2,"ask_size":13.0,"iv":0.1845,"open_interest":699.0,"volume":10.0,"delta":-0.3647,"gamma":0.0007,"vega":11.3125,"theta":-1.4364,"rho":-4.9801,"theo":144.3283,"change":-6.22,"open":138.88,"high":138.88,"low":138.88,"tick":"no_change","last_trade_price":138.88,"last_trade_time":"2026-02-18T15:30:56","percent_change":-4.2867,"prev_day_close":135.200004577637},{"option":"SPXW260430C06730000","bid":308.2,"bid_size":2.0,"ask":309.5,"ask_size":2.0,"iv":0.1841,"open_interest":13.0,"volume":0.0,"delta":0.6322,"gamma":0.0007,"vega":11.3433,"theta":-1.3851,"rho":7.6007,"theo":308.3991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":308.34,"last_trade_time":"2026-02-13T10:15:29","percent_change":0.0,"prev_day_close":319.800003051758},{"option":"SPXW260430P06730000","bid":145.2,"bid_size":13.0,"ask":146.5,"ask_size":13.0,"iv":0.1839,"open_interest":48.0,"volume":0.0,"delta":-0.3678,"gamma":0.0007,"vega":11.3433,"theta":-1.4355,"rho":-5.0228,"theo":145.6216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.9,"last_trade_time":"2026-02-13T09:58:15","percent_change":0.0,"prev_day_close":136.449996948242},{"option":"SPXW260430C06735000","bid":304.5,"bid_size":2.0,"ask":305.9,"ask_size":2.0,"iv":0.1834,"open_interest":10.0,"volume":0.0,"delta":0.629,"gamma":0.0007,"vega":11.3735,"theta":-1.3856,"rho":7.5672,"theo":304.7448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":316.4,"last_trade_time":"2026-02-13T13:14:13","percent_change":0.0,"prev_day_close":316.100006103516},{"option":"SPXW260430P06735000","bid":146.6,"bid_size":6.0,"ask":147.8,"ask_size":7.0,"iv":0.1832,"open_interest":15.0,"volume":0.0,"delta":-0.371,"gamma":0.0007,"vega":11.3735,"theta":-1.4344,"rho":-5.0657,"theo":146.9279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":115.3,"last_trade_time":"2026-02-11T11:22:55","percent_change":0.0,"prev_day_close":137.700004577637},{"option":"SPXW260430C06740000","bid":300.9,"bid_size":2.0,"ask":302.1,"ask_size":2.0,"iv":0.1829,"open_interest":7.0,"volume":0.0,"delta":0.6259,"gamma":0.0007,"vega":11.4032,"theta":-1.3859,"rho":7.5333,"theo":301.1036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.5,"last_trade_time":"2026-02-17T09:32:17","percent_change":0.0,"prev_day_close":312.349990844727},{"option":"SPXW260430P06740000","bid":147.8,"bid_size":13.0,"ask":149.1,"ask_size":13.0,"iv":0.1827,"open_interest":264.0,"volume":0.0,"delta":-0.3741,"gamma":0.0007,"vega":11.4032,"theta":-1.4333,"rho":-5.1089,"theo":148.2473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.6,"last_trade_time":"2026-02-11T11:22:48","percent_change":0.0,"prev_day_close":138.900001525879},{"option":"SPXW260430C06745000","bid":297.2,"bid_size":2.0,"ask":298.5,"ask_size":2.0,"iv":0.1823,"open_interest":7.0,"volume":0.0,"delta":0.6227,"gamma":0.0007,"vega":11.4323,"theta":-1.3862,"rho":7.4992,"theo":297.4757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":289.2,"last_trade_time":"2026-02-05T11:17:20","percent_change":0.0,"prev_day_close":308.650009155273},{"option":"SPXW260430P06745000","bid":149.2,"bid_size":13.0,"ask":150.4,"ask_size":7.0,"iv":0.182,"open_interest":13.0,"volume":0.0,"delta":-0.3773,"gamma":0.0007,"vega":11.4323,"theta":-1.432,"rho":-5.1524,"theo":149.5799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":148.83,"last_trade_time":"2026-02-17T15:09:43","percent_change":0.0,"prev_day_close":140.150001525879},{"option":"SPXW260430C06750000","bid":293.6,"bid_size":2.0,"ask":295.0,"ask_size":6.0,"iv":0.1816,"open_interest":60.0,"volume":0.0,"delta":0.6194,"gamma":0.0007,"vega":11.4609,"theta":-1.3864,"rho":7.4648,"theo":293.861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.1,"last_trade_time":"2026-02-17T10:34:25","percent_change":0.0,"prev_day_close":304.949996948242},{"option":"SPXW260430P06750000","bid":150.6,"bid_size":6.0,"ask":151.7,"ask_size":13.0,"iv":0.1814,"open_interest":389.0,"volume":2.0,"delta":-0.3806,"gamma":0.0007,"vega":11.4609,"theta":-1.4306,"rho":-5.1963,"theo":150.9258,"change":-20.59,"open":131.21,"high":131.21,"low":131.21,"tick":"no_change","last_trade_price":131.21,"last_trade_time":"2026-02-18T11:52:16","percent_change":-13.5639,"prev_day_close":141.449996948242},{"option":"SPXW260430C06755000","bid":290.0,"bid_size":7.0,"ask":291.4,"ask_size":2.0,"iv":0.1809,"open_interest":12.0,"volume":0.0,"delta":0.6162,"gamma":0.0007,"vega":11.4889,"theta":-1.3864,"rho":7.4299,"theo":290.2599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":283.5,"last_trade_time":"2026-02-05T11:19:49","percent_change":0.0,"prev_day_close":301.300003051758},{"option":"SPXW260430P06755000","bid":151.9,"bid_size":7.0,"ask":153.1,"ask_size":7.0,"iv":0.1809,"open_interest":23.0,"volume":0.0,"delta":-0.3838,"gamma":0.0007,"vega":11.4889,"theta":-1.4291,"rho":-5.2405,"theo":152.2853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":172.3,"last_trade_time":"2026-02-13T15:37:33","percent_change":0.0,"prev_day_close":142.75},{"option":"SPXW260430C06760000","bid":286.4,"bid_size":7.0,"ask":287.8,"ask_size":6.0,"iv":0.1804,"open_interest":23.0,"volume":0.0,"delta":0.6129,"gamma":0.0007,"vega":11.5164,"theta":-1.3864,"rho":7.3946,"theo":286.6724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.4,"last_trade_time":"2026-02-05T11:17:29","percent_change":0.0,"prev_day_close":297.650009155273},{"option":"SPXW260430P06760000","bid":153.3,"bid_size":6.0,"ask":154.5,"ask_size":12.0,"iv":0.1802,"open_interest":117.0,"volume":10.0,"delta":-0.3871,"gamma":0.0007,"vega":11.5164,"theta":-1.4275,"rho":-5.2851,"theo":153.6584,"change":-19.62,"open":134.98,"high":134.98,"low":134.98,"tick":"down","last_trade_price":134.98,"last_trade_time":"2026-02-18T13:36:08","percent_change":-12.6908,"prev_day_close":144.050003051758},{"option":"SPXW260430C06765000","bid":282.8,"bid_size":2.0,"ask":284.1,"ask_size":2.0,"iv":0.1799,"open_interest":6.0,"volume":0.0,"delta":0.6096,"gamma":0.0007,"vega":11.5434,"theta":-1.3862,"rho":7.3588,"theo":283.0989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":390.93,"last_trade_time":"2026-01-27T16:13:53","percent_change":0.0,"prev_day_close":293.949996948242},{"option":"SPXW260430P06765000","bid":154.7,"bid_size":6.0,"ask":155.9,"ask_size":6.0,"iv":0.1796,"open_interest":21.0,"volume":0.0,"delta":-0.3904,"gamma":0.0007,"vega":11.5434,"theta":-1.4258,"rho":-5.3303,"theo":155.0454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":153.3,"last_trade_time":"2026-02-12T14:59:28","percent_change":0.0,"prev_day_close":145.349998474121},{"option":"SPXW260430C06770000","bid":279.3,"bid_size":2.0,"ask":280.6,"ask_size":2.0,"iv":0.1792,"open_interest":28.0,"volume":0.0,"delta":0.6063,"gamma":0.0007,"vega":11.5699,"theta":-1.3859,"rho":7.3225,"theo":279.5394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":296.0,"last_trade_time":"2026-02-13T13:23:00","percent_change":0.0,"prev_day_close":290.349990844727},{"option":"SPXW260430P06770000","bid":156.1,"bid_size":6.0,"ask":157.3,"ask_size":12.0,"iv":0.179,"open_interest":82.0,"volume":0.0,"delta":-0.3937,"gamma":0.0007,"vega":11.5699,"theta":-1.424,"rho":-5.376,"theo":156.4465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.29,"last_trade_time":"2026-02-17T14:22:54","percent_change":0.0,"prev_day_close":146.650001525879},{"option":"SPXW260430C06775000","bid":275.7,"bid_size":7.0,"ask":277.0,"ask_size":2.0,"iv":0.1785,"open_interest":72.0,"volume":0.0,"delta":0.6029,"gamma":0.0007,"vega":11.5958,"theta":-1.3855,"rho":7.2856,"theo":275.9942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":275.6,"last_trade_time":"2026-02-17T11:25:04","percent_change":0.0,"prev_day_close":286.75},{"option":"SPXW260430P06775000","bid":157.5,"bid_size":6.0,"ask":158.7,"ask_size":12.0,"iv":0.1784,"open_interest":134.0,"volume":3.0,"delta":-0.3971,"gamma":0.0007,"vega":11.5958,"theta":-1.4221,"rho":-5.4222,"theo":157.8619,"change":-14.91,"open":136.68,"high":143.99,"low":136.68,"tick":"up","last_trade_price":143.99,"last_trade_time":"2026-02-18T15:58:23","percent_change":-9.38326,"prev_day_close":148.099998474121},{"option":"SPXW260430C06780000","bid":272.2,"bid_size":7.0,"ask":273.5,"ask_size":2.0,"iv":0.178,"open_interest":57.0,"volume":0.0,"delta":0.5995,"gamma":0.0007,"vega":11.6212,"theta":-1.385,"rho":7.2482,"theo":272.4636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.6,"last_trade_time":"2026-02-17T09:32:17","percent_change":0.0,"prev_day_close":283.150009155273},{"option":"SPXW260430P06780000","bid":158.9,"bid_size":6.0,"ask":160.1,"ask_size":12.0,"iv":0.1778,"open_interest":134.0,"volume":0.0,"delta":-0.4005,"gamma":0.0007,"vega":11.6212,"theta":-1.42,"rho":-5.4691,"theo":159.2918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.82,"last_trade_time":"2026-02-17T12:56:48","percent_change":0.0,"prev_day_close":149.349998474121},{"option":"SPXW260430C06785000","bid":268.7,"bid_size":2.0,"ask":270.0,"ask_size":2.0,"iv":0.1774,"open_interest":13.0,"volume":0.0,"delta":0.5961,"gamma":0.0007,"vega":11.646,"theta":-1.3844,"rho":7.2101,"theo":268.9478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":262.2,"last_trade_time":"2026-02-17T11:52:40","percent_change":0.0,"prev_day_close":279.550003051758},{"option":"SPXW260430P06785000","bid":160.3,"bid_size":12.0,"ask":161.5,"ask_size":6.0,"iv":0.1772,"open_interest":17.0,"volume":0.0,"delta":-0.4039,"gamma":0.0007,"vega":11.646,"theta":-1.4178,"rho":-5.5165,"theo":160.7366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.24,"last_trade_time":"2026-02-16T10:33:57","percent_change":0.0,"prev_day_close":150.75},{"option":"SPXW260430C06790000","bid":265.2,"bid_size":2.0,"ask":266.4,"ask_size":2.0,"iv":0.1766,"open_interest":177.0,"volume":0.0,"delta":0.5926,"gamma":0.0007,"vega":11.6701,"theta":-1.3836,"rho":7.1715,"theo":265.447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.3,"last_trade_time":"2026-02-17T11:28:10","percent_change":0.0,"prev_day_close":275.949996948242},{"option":"SPXW260430P06790000","bid":161.8,"bid_size":6.0,"ask":163.0,"ask_size":12.0,"iv":0.1766,"open_interest":82.0,"volume":0.0,"delta":-0.4074,"gamma":0.0007,"vega":11.6701,"theta":-1.4156,"rho":-5.5644,"theo":162.1964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.26,"last_trade_time":"2026-02-09T13:21:15","percent_change":0.0,"prev_day_close":152.150001525879},{"option":"SPXW260430C06795000","bid":261.7,"bid_size":2.0,"ask":263.0,"ask_size":2.0,"iv":0.1762,"open_interest":4.0,"volume":0.0,"delta":0.5892,"gamma":0.0007,"vega":11.6936,"theta":-1.3827,"rho":7.1324,"theo":261.9615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":345.9,"last_trade_time":"2026-02-11T09:36:49","percent_change":0.0,"prev_day_close":272.449996948242},{"option":"SPXW260430P06795000","bid":163.3,"bid_size":6.0,"ask":164.5,"ask_size":6.0,"iv":0.1761,"open_interest":16.0,"volume":0.0,"delta":-0.4108,"gamma":0.0007,"vega":11.6936,"theta":-1.4131,"rho":-5.6129,"theo":163.6715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":182.05,"last_trade_time":"2026-02-13T15:27:50","percent_change":0.0,"prev_day_close":153.550003051758},{"option":"SPXW260430C06800000","bid":258.2,"bid_size":7.0,"ask":259.6,"ask_size":6.0,"iv":0.1755,"open_interest":59.0,"volume":2.0,"delta":0.5857,"gamma":0.0007,"vega":11.7162,"theta":-1.3817,"rho":7.0928,"theo":258.4915,"change":7.64,"open":262.09,"high":262.09,"low":262.09,"tick":"no_change","last_trade_price":262.09,"last_trade_time":"2026-02-18T09:48:11","percent_change":3.00256,"prev_day_close":268.849990844727},{"option":"SPXW260430P06800000","bid":164.8,"bid_size":6.0,"ask":166.0,"ask_size":12.0,"iv":0.1754,"open_interest":615.0,"volume":7.0,"delta":-0.4143,"gamma":0.0007,"vega":11.7162,"theta":-1.4106,"rho":-5.6618,"theo":165.162,"change":-24.25,"open":159.54,"high":159.54,"low":142.05,"tick":"no_change","last_trade_price":142.05,"last_trade_time":"2026-02-18T11:03:18","percent_change":-14.5821,"prev_day_close":154.949996948242},{"option":"SPXW260430C06805000","bid":254.7,"bid_size":2.0,"ask":256.0,"ask_size":2.0,"iv":0.175,"open_interest":1.0,"volume":0.0,"delta":0.5821,"gamma":0.0007,"vega":11.7382,"theta":-1.3806,"rho":7.053,"theo":255.0372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":256.0,"last_trade_time":"2026-02-17T13:40:15","percent_change":0.0,"prev_day_close":265.349990844727},{"option":"SPXW260430P06805000","bid":166.3,"bid_size":6.0,"ask":167.5,"ask_size":6.0,"iv":0.1749,"open_interest":8.0,"volume":0.0,"delta":-0.4178,"gamma":0.0007,"vega":11.7382,"theta":-1.4079,"rho":-5.7111,"theo":166.6683,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":186.26,"last_trade_time":"2026-02-13T15:40:42","percent_change":0.0,"prev_day_close":156.349998474121},{"option":"SPXW260430C06810000","bid":251.3,"bid_size":7.0,"ask":252.6,"ask_size":2.0,"iv":0.1743,"open_interest":22.0,"volume":0.0,"delta":0.5786,"gamma":0.0008,"vega":11.7593,"theta":-1.3793,"rho":7.0127,"theo":251.5987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.8,"last_trade_time":"2026-02-13T12:43:50","percent_change":0.0,"prev_day_close":261.849990844727},{"option":"SPXW260430P06810000","bid":167.8,"bid_size":6.0,"ask":169.0,"ask_size":11.0,"iv":0.1742,"open_interest":75.0,"volume":0.0,"delta":-0.4214,"gamma":0.0008,"vega":11.7593,"theta":-1.4051,"rho":-5.7608,"theo":168.1904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":187.93,"last_trade_time":"2026-02-13T15:40:42","percent_change":0.0,"prev_day_close":157.849998474121},{"option":"SPXW260430C06815000","bid":247.9,"bid_size":2.0,"ask":249.2,"ask_size":2.0,"iv":0.1737,"open_interest":3.0,"volume":0.0,"delta":0.575,"gamma":0.0008,"vega":11.7796,"theta":-1.3779,"rho":6.9721,"theo":248.1763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.3,"last_trade_time":"2026-01-21T11:45:25","percent_change":0.0,"prev_day_close":258.349990844727},{"option":"SPXW260430P06815000","bid":169.3,"bid_size":12.0,"ask":170.5,"ask_size":6.0,"iv":0.1736,"open_interest":7.0,"volume":0.0,"delta":-0.425,"gamma":0.0008,"vega":11.7796,"theta":-1.4022,"rho":-5.8107,"theo":169.7285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":166.52,"last_trade_time":"2026-02-17T14:22:54","percent_change":0.0,"prev_day_close":159.349998474121},{"option":"SPXW260430C06820000","bid":244.5,"bid_size":2.0,"ask":245.7,"ask_size":2.0,"iv":0.173,"open_interest":7.0,"volume":2.0,"delta":0.5714,"gamma":0.0008,"vega":11.799,"theta":-1.3764,"rho":6.9314,"theo":244.77,"change":4.1,"open":245.0,"high":245.0,"low":245.0,"tick":"up","last_trade_price":245.0,"last_trade_time":"2026-02-18T09:34:30","percent_change":1.70195,"prev_day_close":254.849998474121},{"option":"SPXW260430P06820000","bid":170.9,"bid_size":6.0,"ask":172.1,"ask_size":11.0,"iv":0.173,"open_interest":31.0,"volume":0.0,"delta":-0.4286,"gamma":0.0008,"vega":11.799,"theta":-1.3991,"rho":-5.8608,"theo":171.2828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.47,"last_trade_time":"2026-02-13T09:56:10","percent_change":0.0,"prev_day_close":160.75},{"option":"SPXW260430C06825000","bid":241.1,"bid_size":2.0,"ask":242.4,"ask_size":2.0,"iv":0.1725,"open_interest":16.0,"volume":0.0,"delta":0.5678,"gamma":0.0008,"vega":11.8175,"theta":-1.3747,"rho":6.8904,"theo":241.3801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.2,"last_trade_time":"2026-02-13T11:45:07","percent_change":0.0,"prev_day_close":251.349998474121},{"option":"SPXW260430P06825000","bid":172.4,"bid_size":12.0,"ask":173.7,"ask_size":11.0,"iv":0.1724,"open_interest":800.0,"volume":4.0,"delta":-0.4322,"gamma":0.0008,"vega":11.8175,"theta":-1.3959,"rho":-5.9111,"theo":172.8534,"change":-11.39,"open":150.18,"high":169.26,"low":150.18,"tick":"down","last_trade_price":162.86,"last_trade_time":"2026-02-18T15:45:23","percent_change":-6.53659,"prev_day_close":162.25},{"option":"SPXW260430C06830000","bid":237.7,"bid_size":7.0,"ask":239.1,"ask_size":6.0,"iv":0.1719,"open_interest":38.0,"volume":0.0,"delta":0.5641,"gamma":0.0008,"vega":11.8351,"theta":-1.3729,"rho":6.8493,"theo":238.0065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.2,"last_trade_time":"2026-02-17T13:53:39","percent_change":0.0,"prev_day_close":247.949996948242},{"option":"SPXW260430P06830000","bid":174.0,"bid_size":11.0,"ask":175.2,"ask_size":11.0,"iv":0.1717,"open_interest":95.0,"volume":1.0,"delta":-0.4359,"gamma":0.0008,"vega":11.8351,"theta":-1.3926,"rho":-5.9616,"theo":174.4405,"change":-21.94,"open":153.96,"high":153.96,"low":153.96,"tick":"down","last_trade_price":153.96,"last_trade_time":"2026-02-18T10:07:02","percent_change":-12.473,"prev_day_close":163.799995422363},{"option":"SPXW260430C06835000","bid":234.3,"bid_size":2.0,"ask":235.6,"ask_size":2.0,"iv":0.1713,"open_interest":15.0,"volume":0.0,"delta":0.5604,"gamma":0.0008,"vega":11.8518,"theta":-1.371,"rho":6.808,"theo":234.6496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.8,"last_trade_time":"2026-02-13T13:50:56","percent_change":0.0,"prev_day_close":244.5},{"option":"SPXW260430P06835000","bid":175.6,"bid_size":11.0,"ask":176.8,"ask_size":6.0,"iv":0.1711,"open_interest":41.0,"volume":0.0,"delta":-0.4396,"gamma":0.0008,"vega":11.8518,"theta":-1.3891,"rho":-6.0123,"theo":176.0441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.6,"last_trade_time":"2026-02-13T14:09:59","percent_change":0.0,"prev_day_close":165.349998474121},{"option":"SPXW260430C06840000","bid":231.0,"bid_size":7.0,"ask":232.4,"ask_size":6.0,"iv":0.1707,"open_interest":5.0,"volume":0.0,"delta":0.5567,"gamma":0.0008,"vega":11.8676,"theta":-1.3689,"rho":6.7664,"theo":231.3093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":233.02,"last_trade_time":"2026-02-13T10:15:29","percent_change":0.0,"prev_day_close":241.050003051758},{"option":"SPXW260430P06840000","bid":177.2,"bid_size":11.0,"ask":178.5,"ask_size":11.0,"iv":0.1705,"open_interest":43.0,"volume":0.0,"delta":-0.4433,"gamma":0.0008,"vega":11.8676,"theta":-1.3855,"rho":-6.0632,"theo":177.6644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":174.77,"last_trade_time":"2026-02-13T14:03:22","percent_change":0.0,"prev_day_close":166.849998474121},{"option":"SPXW260430C06845000","bid":227.7,"bid_size":7.0,"ask":229.0,"ask_size":2.0,"iv":0.1701,"open_interest":3.0,"volume":0.0,"delta":0.5529,"gamma":0.0008,"vega":11.8824,"theta":-1.3667,"rho":6.7246,"theo":227.986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":223.73,"last_trade_time":"2026-02-17T15:30:03","percent_change":0.0,"prev_day_close":237.650001525879},{"option":"SPXW260430P06845000","bid":178.9,"bid_size":5.0,"ask":180.1,"ask_size":6.0,"iv":0.17,"open_interest":18.0,"volume":0.0,"delta":-0.4471,"gamma":0.0008,"vega":11.8824,"theta":-1.3818,"rho":-6.1144,"theo":179.3016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.2,"last_trade_time":"2026-02-11T11:00:38","percent_change":0.0,"prev_day_close":168.449996948242},{"option":"SPXW260430C06850000","bid":224.4,"bid_size":7.0,"ask":225.7,"ask_size":2.0,"iv":0.1694,"open_interest":44.0,"volume":1.0,"delta":0.5491,"gamma":0.0008,"vega":11.8964,"theta":-1.3644,"rho":6.6825,"theo":224.6797,"change":24.4,"open":245.4,"high":245.4,"low":245.4,"tick":"up","last_trade_price":245.4,"last_trade_time":"2026-02-18T10:31:06","percent_change":11.0407,"prev_day_close":234.349998474121},{"option":"SPXW260430P06850000","bid":180.5,"bid_size":6.0,"ask":181.7,"ask_size":11.0,"iv":0.1694,"open_interest":415.0,"volume":23.0,"delta":-0.4509,"gamma":0.0008,"vega":11.8964,"theta":-1.3779,"rho":-6.1659,"theo":180.9559,"change":-6.75,"open":165.4,"high":175.8,"low":165.4,"tick":"up","last_trade_price":175.8,"last_trade_time":"2026-02-18T15:09:47","percent_change":-3.69762,"prev_day_close":170.099998474121},{"option":"SPXW260430C06855000","bid":221.1,"bid_size":7.0,"ask":222.5,"ask_size":2.0,"iv":0.1689,"open_interest":20.0,"volume":0.0,"delta":0.5453,"gamma":0.0008,"vega":11.9094,"theta":-1.3619,"rho":6.6399,"theo":221.3907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":233.52,"last_trade_time":"2026-02-12T11:31:12","percent_change":0.0,"prev_day_close":230.949996948242},{"option":"SPXW260430P06855000","bid":182.2,"bid_size":11.0,"ask":183.4,"ask_size":6.0,"iv":0.1687,"open_interest":37.0,"volume":0.0,"delta":-0.4547,"gamma":0.0008,"vega":11.9094,"theta":-1.3739,"rho":-6.2178,"theo":182.6275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.2,"last_trade_time":"2026-02-17T14:16:46","percent_change":0.0,"prev_day_close":171.650001525879},{"option":"SPXW260430C06860000","bid":217.8,"bid_size":6.0,"ask":219.1,"ask_size":2.0,"iv":0.1682,"open_interest":35.0,"volume":3.0,"delta":0.5415,"gamma":0.0008,"vega":11.9215,"theta":-1.3593,"rho":6.5969,"theo":218.1194,"change":5.67,"open":218.0,"high":220.32,"low":218.0,"tick":"up","last_trade_price":220.32,"last_trade_time":"2026-02-18T15:30:04","percent_change":2.64151,"prev_day_close":227.650001525879},{"option":"SPXW260430P06860000","bid":183.9,"bid_size":5.0,"ask":185.1,"ask_size":11.0,"iv":0.1681,"open_interest":25.0,"volume":10.0,"delta":-0.4585,"gamma":0.0008,"vega":11.9215,"theta":-1.3698,"rho":-6.2703,"theo":184.3167,"change":-11.85,"open":177.79,"high":177.79,"low":174.1,"tick":"no_change","last_trade_price":174.1,"last_trade_time":"2026-02-18T15:41:53","percent_change":-6.37268,"prev_day_close":173.25},{"option":"SPXW260430C06865000","bid":214.6,"bid_size":2.0,"ask":215.9,"ask_size":2.0,"iv":0.1676,"open_interest":11.0,"volume":0.0,"delta":0.5376,"gamma":0.0008,"vega":11.9326,"theta":-1.3566,"rho":6.5532,"theo":214.8659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.75,"last_trade_time":"2026-02-13T15:27:50","percent_change":0.0,"prev_day_close":224.25},{"option":"SPXW260430P06865000","bid":185.6,"bid_size":11.0,"ask":186.8,"ask_size":6.0,"iv":0.1675,"open_interest":14.0,"volume":0.0,"delta":-0.4624,"gamma":0.0008,"vega":11.9326,"theta":-1.3655,"rho":-6.3233,"theo":186.0238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":184.69,"last_trade_time":"2026-02-12T15:15:09","percent_change":0.0,"prev_day_close":174.849998474121},{"option":"SPXW260430C06870000","bid":211.3,"bid_size":7.0,"ask":212.6,"ask_size":2.0,"iv":0.167,"open_interest":10.0,"volume":2.0,"delta":0.5337,"gamma":0.0008,"vega":11.9428,"theta":-1.3537,"rho":6.509,"theo":211.6306,"change":18.85,"open":219.4,"high":227.0,"low":219.4,"tick":"up","last_trade_price":227.0,"last_trade_time":"2026-02-18T10:02:10","percent_change":9.05597,"prev_day_close":220.949996948242},{"option":"SPXW260430P06870000","bid":187.4,"bid_size":5.0,"ask":188.6,"ask_size":11.0,"iv":0.167,"open_interest":185.0,"volume":0.0,"delta":-0.4663,"gamma":0.0008,"vega":11.9428,"theta":-1.3611,"rho":-6.3769,"theo":187.7491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":203.2,"last_trade_time":"2026-02-13T09:46:05","percent_change":0.0,"prev_day_close":176.550003051758},{"option":"SPXW260430C06875000","bid":208.1,"bid_size":2.0,"ask":209.4,"ask_size":2.0,"iv":0.1664,"open_interest":373.0,"volume":0.0,"delta":0.5298,"gamma":0.0008,"vega":11.9519,"theta":-1.3507,"rho":6.4641,"theo":208.4139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":205.4,"last_trade_time":"2026-02-17T11:15:21","percent_change":0.0,"prev_day_close":217.700004577637},{"option":"SPXW260430P06875000","bid":189.1,"bid_size":5.0,"ask":190.3,"ask_size":11.0,"iv":0.1663,"open_interest":411.0,"volume":0.0,"delta":-0.4702,"gamma":0.0008,"vega":11.9519,"theta":-1.3565,"rho":-6.4312,"theo":189.493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":207.16,"last_trade_time":"2026-02-13T10:16:13","percent_change":0.0,"prev_day_close":178.200004577637},{"option":"SPXW260430C06880000","bid":204.9,"bid_size":7.0,"ask":206.2,"ask_size":2.0,"iv":0.1658,"open_interest":38.0,"volume":0.0,"delta":0.5258,"gamma":0.0008,"vega":11.96,"theta":-1.3475,"rho":6.4185,"theo":205.2161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":207.81,"last_trade_time":"2026-02-13T15:04:18","percent_change":0.0,"prev_day_close":214.449996948242},{"option":"SPXW260430P06880000","bid":190.9,"bid_size":5.0,"ask":192.1,"ask_size":11.0,"iv":0.1657,"open_interest":32.0,"volume":7.0,"delta":-0.4742,"gamma":0.0008,"vega":11.96,"theta":-1.3518,"rho":-6.4861,"theo":191.2558,"change":-8.55,"open":177.1,"high":184.6,"low":174.9,"tick":"up","last_trade_price":184.6,"last_trade_time":"2026-02-18T14:39:30","percent_change":-4.42661,"prev_day_close":179.900001525879},{"option":"SPXW260430C06885000","bid":201.8,"bid_size":2.0,"ask":203.1,"ask_size":2.0,"iv":0.1653,"open_interest":15.0,"volume":0.0,"delta":0.5219,"gamma":0.0008,"vega":11.967,"theta":-1.3442,"rho":6.3723,"theo":202.0376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":206.0,"last_trade_time":"2026-02-17T14:25:17","percent_change":0.0,"prev_day_close":211.150001525879},{"option":"SPXW260430P06885000","bid":192.7,"bid_size":5.0,"ask":193.9,"ask_size":6.0,"iv":0.1652,"open_interest":45.0,"volume":4.0,"delta":-0.4781,"gamma":0.0008,"vega":11.967,"theta":-1.347,"rho":-6.5417,"theo":193.0378,"change":-18.45,"open":170.99,"high":176.55,"low":170.99,"tick":"up","last_trade_price":176.55,"last_trade_time":"2026-02-18T14:26:29","percent_change":-9.46154,"prev_day_close":181.650001525879},{"option":"SPXW260430C06890000","bid":198.6,"bid_size":6.0,"ask":199.9,"ask_size":6.0,"iv":0.1646,"open_interest":7.0,"volume":0.0,"delta":0.5179,"gamma":0.0008,"vega":11.9729,"theta":-1.3407,"rho":6.3256,"theo":198.8787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.2,"last_trade_time":"2026-02-13T09:39:15","percent_change":0.0,"prev_day_close":207.949996948242},{"option":"SPXW260430P06890000","bid":194.5,"bid_size":5.0,"ask":195.7,"ask_size":11.0,"iv":0.1646,"open_interest":39.0,"volume":0.0,"delta":-0.4821,"gamma":0.0008,"vega":11.9729,"theta":-1.3419,"rho":-6.5978,"theo":194.8396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":151.4,"last_trade_time":"2026-02-11T12:44:09","percent_change":0.0,"prev_day_close":183.349998474121},{"option":"SPXW260430C06895000","bid":195.5,"bid_size":2.0,"ask":196.8,"ask_size":2.0,"iv":0.1641,"open_interest":44.0,"volume":40.0,"delta":0.5138,"gamma":0.0008,"vega":11.9777,"theta":-1.3371,"rho":6.2783,"theo":195.7399,"change":14.8,"open":204.8,"high":208.25,"low":204.8,"tick":"down","last_trade_price":207.4,"last_trade_time":"2026-02-18T09:59:00","percent_change":7.68432,"prev_day_close":204.75},{"option":"SPXW260430P06895000","bid":196.3,"bid_size":5.0,"ask":197.5,"ask_size":6.0,"iv":0.1639,"open_interest":11.0,"volume":0.0,"delta":-0.4862,"gamma":0.0008,"vega":11.9777,"theta":-1.3368,"rho":-6.6544,"theo":196.6613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.47,"last_trade_time":"2026-02-04T15:20:25","percent_change":0.0,"prev_day_close":185.099998474121},{"option":"SPXW260430C06900000","bid":192.4,"bid_size":11.0,"ask":193.7,"ask_size":2.0,"iv":0.1635,"open_interest":842.0,"volume":3.0,"delta":0.5098,"gamma":0.0008,"vega":11.9813,"theta":-1.3333,"rho":6.2306,"theo":192.6213,"change":17.95,"open":195.93,"high":207.4,"low":195.93,"tick":"up","last_trade_price":207.4,"last_trade_time":"2026-02-18T10:02:11","percent_change":9.4748,"prev_day_close":201.550003051758},{"option":"SPXW260430P06900000","bid":198.1,"bid_size":16.0,"ask":199.4,"ask_size":26.0,"iv":0.1633,"open_interest":1814.0,"volume":16.0,"delta":-0.4902,"gamma":0.0008,"vega":11.9813,"theta":-1.3315,"rho":-6.7115,"theo":198.5032,"change":-24.87,"open":192.63,"high":192.63,"low":172.67,"tick":"up","last_trade_price":175.73,"last_trade_time":"2026-02-18T13:37:22","percent_change":-12.3978,"prev_day_close":186.849998474121},{"option":"SPXW260430C06905000","bid":189.3,"bid_size":2.0,"ask":190.6,"ask_size":2.0,"iv":0.1629,"open_interest":9.0,"volume":0.0,"delta":0.5057,"gamma":0.0008,"vega":11.9837,"theta":-1.3294,"rho":6.1827,"theo":189.5233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":210.5,"last_trade_time":"2026-02-06T10:10:21","percent_change":0.0,"prev_day_close":198.349998474121},{"option":"SPXW260430P06905000","bid":199.9,"bid_size":6.0,"ask":201.3,"ask_size":6.0,"iv":0.1628,"open_interest":9.0,"volume":0.0,"delta":-0.4943,"gamma":0.0008,"vega":11.9837,"theta":-1.326,"rho":-6.7688,"theo":200.3658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.5,"last_trade_time":"2026-02-17T14:24:00","percent_change":0.0,"prev_day_close":188.650001525879},{"option":"SPXW260430C06910000","bid":186.2,"bid_size":11.0,"ask":187.5,"ask_size":11.0,"iv":0.1622,"open_interest":29.0,"volume":1.0,"delta":0.5016,"gamma":0.0008,"vega":11.9849,"theta":-1.3253,"rho":6.1345,"theo":186.4461,"change":26.44,"open":209.94,"high":209.94,"low":209.94,"tick":"up","last_trade_price":209.94,"last_trade_time":"2026-02-18T10:48:55","percent_change":14.4087,"prev_day_close":195.25},{"option":"SPXW260430P06910000","bid":201.8,"bid_size":6.0,"ask":203.1,"ask_size":6.0,"iv":0.1621,"open_interest":72.0,"volume":0.0,"delta":-0.4984,"gamma":0.0008,"vega":11.9849,"theta":-1.3204,"rho":-6.8264,"theo":202.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":159.45,"last_trade_time":"2026-02-10T09:38:47","percent_change":0.0,"prev_day_close":190.449996948242},{"option":"SPXW260430C06915000","bid":183.1,"bid_size":6.0,"ask":184.4,"ask_size":6.0,"iv":0.1617,"open_interest":29.0,"volume":0.0,"delta":0.4974,"gamma":0.0008,"vega":11.9849,"theta":-1.321,"rho":6.0861,"theo":183.3899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.95,"last_trade_time":"2026-02-17T11:15:21","percent_change":0.0,"prev_day_close":192.150001525879},{"option":"SPXW260430P06915000","bid":203.7,"bid_size":6.0,"ask":205.1,"ask_size":6.0,"iv":0.1616,"open_interest":64.0,"volume":0.0,"delta":-0.5026,"gamma":0.0008,"vega":11.9849,"theta":-1.3146,"rho":-6.8841,"theo":204.1536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.4,"last_trade_time":"2026-02-10T09:49:07","percent_change":0.0,"prev_day_close":192.299995422363},{"option":"SPXW260430C06920000","bid":180.1,"bid_size":11.0,"ask":181.4,"ask_size":6.0,"iv":0.161,"open_interest":19.0,"volume":1.0,"delta":0.4932,"gamma":0.0008,"vega":11.9837,"theta":-1.3167,"rho":6.0377,"theo":180.355,"change":17.3,"open":194.75,"high":194.75,"low":194.75,"tick":"down","last_trade_price":194.75,"last_trade_time":"2026-02-18T10:02:11","percent_change":9.74923,"prev_day_close":189.0},{"option":"SPXW260430P06920000","bid":205.7,"bid_size":6.0,"ask":207.0,"ask_size":10.0,"iv":0.1607,"open_interest":86.0,"volume":1.0,"delta":-0.5068,"gamma":0.0008,"vega":11.9837,"theta":-1.3087,"rho":-6.9419,"theo":206.0792,"change":-25.28,"open":183.07,"high":183.07,"low":183.07,"tick":"down","last_trade_price":183.07,"last_trade_time":"2026-02-18T10:07:02","percent_change":-12.1334,"prev_day_close":194.150001525879},{"option":"SPXW260430C06925000","bid":177.1,"bid_size":11.0,"ask":178.4,"ask_size":11.0,"iv":0.1604,"open_interest":197.0,"volume":0.0,"delta":0.489,"gamma":0.0008,"vega":11.9812,"theta":-1.3121,"rho":5.9891,"theo":177.3415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":187.95,"last_trade_time":"2026-02-12T13:35:51","percent_change":0.0,"prev_day_close":185.949996948242},{"option":"SPXW260430P06925000","bid":207.6,"bid_size":2.0,"ask":208.9,"ask_size":2.0,"iv":0.1603,"open_interest":590.0,"volume":1.0,"delta":-0.511,"gamma":0.0008,"vega":11.9812,"theta":-1.3026,"rho":-6.9998,"theo":208.0263,"change":-32.4,"open":178.0,"high":178.0,"low":178.0,"tick":"down","last_trade_price":178.0,"last_trade_time":"2026-02-18T11:08:13","percent_change":-15.3992,"prev_day_close":196.050003051758},{"option":"SPXW260430C06930000","bid":174.1,"bid_size":11.0,"ask":175.4,"ask_size":6.0,"iv":0.1598,"open_interest":39.0,"volume":0.0,"delta":0.4848,"gamma":0.0008,"vega":11.9775,"theta":-1.3074,"rho":5.9404,"theo":174.3498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":224.25,"last_trade_time":"2026-02-11T10:40:35","percent_change":0.0,"prev_day_close":182.849998474121},{"option":"SPXW260430P06930000","bid":209.5,"bid_size":6.0,"ask":210.9,"ask_size":6.0,"iv":0.1597,"open_interest":88.0,"volume":7.0,"delta":-0.5152,"gamma":0.0008,"vega":11.9775,"theta":-1.2964,"rho":-7.0579,"theo":209.9951,"change":-30.33,"open":183.98,"high":183.98,"low":181.97,"tick":"no_change","last_trade_price":181.97,"last_trade_time":"2026-02-18T13:14:59","percent_change":-14.2864,"prev_day_close":197.949996948242},{"option":"SPXW260430C06935000","bid":171.2,"bid_size":6.0,"ask":172.4,"ask_size":6.0,"iv":0.1593,"open_interest":3.0,"volume":0.0,"delta":0.4806,"gamma":0.0008,"vega":11.9725,"theta":-1.3026,"rho":5.8915,"theo":171.38,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":202.8,"last_trade_time":"2026-02-12T11:04:54","percent_change":0.0,"prev_day_close":179.799995422363},{"option":"SPXW260430P06935000","bid":211.5,"bid_size":2.0,"ask":212.9,"ask_size":2.0,"iv":0.1592,"open_interest":51.0,"volume":0.0,"delta":-0.5195,"gamma":0.0008,"vega":11.9725,"theta":-1.29,"rho":-7.1162,"theo":211.9859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.43,"last_trade_time":"2026-02-13T10:34:51","percent_change":0.0,"prev_day_close":199.849998474121},{"option":"SPXW260430C06940000","bid":168.2,"bid_size":11.0,"ask":169.5,"ask_size":6.0,"iv":0.1587,"open_interest":73.0,"volume":0.0,"delta":0.4763,"gamma":0.0008,"vega":11.9662,"theta":-1.2976,"rho":5.8423,"theo":168.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":183.4,"last_trade_time":"2026-02-12T14:07:20","percent_change":0.0,"prev_day_close":176.75},{"option":"SPXW260430P06940000","bid":213.6,"bid_size":2.0,"ask":214.9,"ask_size":6.0,"iv":0.1585,"open_interest":365.0,"volume":6.0,"delta":-0.5237,"gamma":0.0008,"vega":11.9662,"theta":-1.2835,"rho":-7.1748,"theo":213.9989,"change":-28.82,"open":211.21,"high":211.21,"low":187.68,"tick":"down","last_trade_price":187.68,"last_trade_time":"2026-02-18T11:22:56","percent_change":-13.3118,"prev_day_close":201.75},{"option":"SPXW260430C06945000","bid":165.3,"bid_size":6.0,"ask":166.6,"ask_size":6.0,"iv":0.1581,"open_interest":12.0,"volume":0.0,"delta":0.472,"gamma":0.0008,"vega":11.9586,"theta":-1.2925,"rho":5.7926,"theo":165.5074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.55,"last_trade_time":"2026-02-17T11:15:21","percent_change":0.0,"prev_day_close":173.75},{"option":"SPXW260430P06945000","bid":215.7,"bid_size":2.0,"ask":217.0,"ask_size":2.0,"iv":0.1579,"open_interest":10.0,"volume":5.0,"delta":-0.528,"gamma":0.0008,"vega":11.9586,"theta":-1.2768,"rho":-7.2338,"theo":216.0345,"change":-29.4,"open":189.2,"high":189.2,"low":189.2,"tick":"down","last_trade_price":189.2,"last_trade_time":"2026-02-18T11:21:53","percent_change":-13.4492,"prev_day_close":203.75},{"option":"SPXW260430C06950000","bid":162.4,"bid_size":11.0,"ask":163.7,"ask_size":6.0,"iv":0.1575,"open_interest":888.0,"volume":0.0,"delta":0.4676,"gamma":0.0008,"vega":11.9496,"theta":-1.2872,"rho":5.7425,"theo":162.6054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.4,"last_trade_time":"2026-02-17T11:05:28","percent_change":0.0,"prev_day_close":170.799995422363},{"option":"SPXW260430P06950000","bid":217.7,"bid_size":2.0,"ask":219.0,"ask_size":15.0,"iv":0.1574,"open_interest":1479.0,"volume":0.0,"delta":-0.5324,"gamma":0.0008,"vega":11.9496,"theta":-1.27,"rho":-7.2933,"theo":218.0931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":256.7,"last_trade_time":"2026-02-17T10:53:20","percent_change":0.0,"prev_day_close":205.75},{"option":"SPXW260430C06955000","bid":159.6,"bid_size":6.0,"ask":160.8,"ask_size":6.0,"iv":0.1569,"open_interest":23.0,"volume":0.0,"delta":0.4633,"gamma":0.0008,"vega":11.9391,"theta":-1.2817,"rho":5.6917,"theo":159.7268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":218.08,"last_trade_time":"2026-02-10T15:30:02","percent_change":0.0,"prev_day_close":167.849998474121},{"option":"SPXW260430P06955000","bid":219.8,"bid_size":2.0,"ask":221.2,"ask_size":2.0,"iv":0.1569,"open_interest":17.0,"volume":0.0,"delta":-0.5367,"gamma":0.0008,"vega":11.9391,"theta":-1.263,"rho":-7.3535,"theo":220.1751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.5,"last_trade_time":"2026-02-12T13:09:41","percent_change":0.0,"prev_day_close":207.75},{"option":"SPXW260430C06960000","bid":156.7,"bid_size":11.0,"ask":158.0,"ask_size":6.0,"iv":0.1564,"open_interest":38.0,"volume":0.0,"delta":0.4589,"gamma":0.0008,"vega":11.9271,"theta":-1.2761,"rho":5.6403,"theo":156.8721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":148.32,"last_trade_time":"2026-02-17T12:24:41","percent_change":0.0,"prev_day_close":164.900001525879},{"option":"SPXW260430P06960000","bid":221.9,"bid_size":2.0,"ask":223.3,"ask_size":2.0,"iv":0.156,"open_interest":41.0,"volume":0.0,"delta":-0.5411,"gamma":0.0008,"vega":11.9271,"theta":-1.2559,"rho":-7.4143,"theo":222.2809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.92,"last_trade_time":"2026-02-17T10:29:17","percent_change":0.0,"prev_day_close":209.75},{"option":"SPXW260430C06965000","bid":153.9,"bid_size":6.0,"ask":155.1,"ask_size":6.0,"iv":0.1558,"open_interest":13.0,"volume":1.0,"delta":0.4545,"gamma":0.0008,"vega":11.9136,"theta":-1.2704,"rho":5.5882,"theo":154.0418,"change":9.9,"open":161.6,"high":161.6,"low":161.6,"tick":"up","last_trade_price":161.6,"last_trade_time":"2026-02-18T09:55:30","percent_change":6.52603,"prev_day_close":162.0},{"option":"SPXW260430P06965000","bid":224.1,"bid_size":2.0,"ask":225.4,"ask_size":2.0,"iv":0.1556,"open_interest":24.0,"volume":0.0,"delta":-0.5455,"gamma":0.0008,"vega":11.9136,"theta":-1.2486,"rho":-7.4758,"theo":224.4111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.8,"last_trade_time":"2026-02-10T14:02:39","percent_change":0.0,"prev_day_close":211.849998474121},{"option":"SPXW260430C06970000","bid":151.1,"bid_size":11.0,"ask":152.3,"ask_size":6.0,"iv":0.1552,"open_interest":124.0,"volume":0.0,"delta":0.45,"gamma":0.0008,"vega":11.8984,"theta":-1.2645,"rho":5.5354,"theo":151.2363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.36,"last_trade_time":"2026-02-17T12:36:07","percent_change":0.0,"prev_day_close":159.099998474121},{"option":"SPXW260430P06970000","bid":226.2,"bid_size":2.0,"ask":227.6,"ask_size":2.0,"iv":0.1551,"open_interest":148.0,"volume":0.0,"delta":-0.55,"gamma":0.0008,"vega":11.8984,"theta":-1.2412,"rho":-7.5379,"theo":226.5662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":240.2,"last_trade_time":"2026-02-13T09:32:31","percent_change":0.0,"prev_day_close":213.849998474121},{"option":"SPXW260430C06975000","bid":148.4,"bid_size":11.0,"ask":149.6,"ask_size":6.0,"iv":0.1546,"open_interest":750.0,"volume":0.0,"delta":0.4456,"gamma":0.0008,"vega":11.8817,"theta":-1.2584,"rho":5.4821,"theo":148.456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.8,"last_trade_time":"2026-02-12T15:29:02","percent_change":0.0,"prev_day_close":156.25},{"option":"SPXW260430P06975000","bid":228.4,"bid_size":2.0,"ask":229.8,"ask_size":6.0,"iv":0.1545,"open_interest":360.0,"volume":0.0,"delta":-0.5544,"gamma":0.0008,"vega":11.8817,"theta":-1.2336,"rho":-7.6006,"theo":228.7465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":272.85,"last_trade_time":"2026-02-17T10:28:32","percent_change":0.0,"prev_day_close":215.949996948242},{"option":"SPXW260430C06980000","bid":145.6,"bid_size":11.0,"ask":146.8,"ask_size":6.0,"iv":0.154,"open_interest":563.0,"volume":0.0,"delta":0.4411,"gamma":0.0008,"vega":11.8634,"theta":-1.2522,"rho":5.4284,"theo":145.7016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":149.32,"last_trade_time":"2026-02-13T15:04:18","percent_change":0.0,"prev_day_close":153.400001525879},{"option":"SPXW260430P06980000","bid":230.6,"bid_size":2.0,"ask":232.0,"ask_size":6.0,"iv":0.1539,"open_interest":197.0,"volume":0.0,"delta":-0.5589,"gamma":0.0008,"vega":11.8634,"theta":-1.2258,"rho":-7.6637,"theo":230.9526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.07,"last_trade_time":"2026-02-13T10:48:35","percent_change":0.0,"prev_day_close":218.150001525879},{"option":"SPXW260430C06985000","bid":142.8,"bid_size":13.0,"ask":144.1,"ask_size":6.0,"iv":0.1534,"open_interest":65.0,"volume":0.0,"delta":0.4366,"gamma":0.0008,"vega":11.8435,"theta":-1.2459,"rho":5.3743,"theo":142.9731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":234.09,"last_trade_time":"2026-01-28T15:55:11","percent_change":0.0,"prev_day_close":150.650001525879},{"option":"SPXW260430P06985000","bid":232.9,"bid_size":2.0,"ask":234.2,"ask_size":2.0,"iv":0.1533,"open_interest":4.0,"volume":0.0,"delta":-0.5634,"gamma":0.0008,"vega":11.8435,"theta":-1.218,"rho":-7.7271,"theo":233.1848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":176.35,"last_trade_time":"2026-02-02T12:36:43","percent_change":0.0,"prev_day_close":220.25},{"option":"SPXW260430C06990000","bid":140.1,"bid_size":11.0,"ask":141.4,"ask_size":6.0,"iv":0.1529,"open_interest":130.0,"volume":0.0,"delta":0.4321,"gamma":0.0008,"vega":11.8221,"theta":-1.2394,"rho":5.32,"theo":140.2711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":190.0,"last_trade_time":"2026-02-11T15:59:20","percent_change":0.0,"prev_day_close":147.849998474121},{"option":"SPXW260430P06990000","bid":235.1,"bid_size":2.0,"ask":236.5,"ask_size":6.0,"iv":0.1528,"open_interest":28.0,"volume":0.0,"delta":-0.5679,"gamma":0.0008,"vega":11.8221,"theta":-1.2099,"rho":-7.7908,"theo":235.4434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":178.9,"last_trade_time":"2026-02-09T11:52:24","percent_change":0.0,"prev_day_close":222.449996948242},{"option":"SPXW260430C06995000","bid":137.5,"bid_size":6.0,"ask":138.7,"ask_size":6.0,"iv":0.1523,"open_interest":7.0,"volume":0.0,"delta":0.4276,"gamma":0.0009,"vega":11.7992,"theta":-1.2327,"rho":5.2657,"theo":137.5958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":188.4,"last_trade_time":"2026-02-11T15:03:51","percent_change":0.0,"prev_day_close":145.050003051758},{"option":"SPXW260430P06995000","bid":237.4,"bid_size":2.0,"ask":238.7,"ask_size":2.0,"iv":0.1521,"open_interest":9.0,"volume":0.0,"delta":-0.5724,"gamma":0.0009,"vega":11.7992,"theta":-1.2017,"rho":-7.8544,"theo":237.7286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.94,"last_trade_time":"2026-02-06T12:46:35","percent_change":0.0,"prev_day_close":224.799995422363},{"option":"SPXW260430C07000000","bid":134.9,"bid_size":26.0,"ask":136.1,"ask_size":6.0,"iv":0.1518,"open_interest":1890.0,"volume":23.0,"delta":0.423,"gamma":0.0009,"vega":11.7748,"theta":-1.2259,"rho":5.2115,"theo":134.9474,"change":19.9,"open":152.9,"high":152.9,"low":152.9,"tick":"up","last_trade_price":152.9,"last_trade_time":"2026-02-18T13:22:01","percent_change":14.9624,"prev_day_close":142.450004577637},{"option":"SPXW260430P07000000","bid":239.8,"bid_size":2.0,"ask":241.1,"ask_size":2.0,"iv":0.1517,"open_interest":540.0,"volume":4.0,"delta":-0.577,"gamma":0.0009,"vega":11.7748,"theta":-1.1933,"rho":-7.918,"theo":240.0407,"change":-20.2,"open":219.0,"high":237.0,"low":208.5,"tick":"down","last_trade_price":223.0,"last_trade_time":"2026-02-18T15:48:13","percent_change":-8.30592,"prev_day_close":226.849998474121},{"option":"SPXW260430C07005000","bid":132.3,"bid_size":6.0,"ask":133.5,"ask_size":6.0,"iv":0.1512,"open_interest":9.0,"volume":0.0,"delta":0.4184,"gamma":0.0009,"vega":11.749,"theta":-1.2189,"rho":5.1572,"theo":132.326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":140.32,"last_trade_time":"2026-02-13T11:39:13","percent_change":0.0,"prev_day_close":139.650001525879},{"option":"SPXW260430P07005000","bid":242.0,"bid_size":2.0,"ask":243.4,"ask_size":2.0,"iv":0.1509,"open_interest":5.0,"volume":0.0,"delta":-0.5816,"gamma":0.0009,"vega":11.749,"theta":-1.1848,"rho":-7.9816,"theo":242.3799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.39,"last_trade_time":"2026-02-13T15:38:44","percent_change":0.0,"prev_day_close":229.150001525879},{"option":"SPXW260430C07010000","bid":129.7,"bid_size":27.0,"ask":130.9,"ask_size":6.0,"iv":0.1507,"open_interest":1178.0,"volume":43.0,"delta":0.4139,"gamma":0.0009,"vega":11.7217,"theta":-1.2118,"rho":5.1031,"theo":129.7319,"change":18.05,"open":135.7,"high":148.65,"low":135.7,"tick":"up","last_trade_price":145.9,"last_trade_time":"2026-02-18T13:35:14","percent_change":14.1181,"prev_day_close":137.049995422363},{"option":"SPXW260430P07010000","bid":244.5,"bid_size":2.0,"ask":245.8,"ask_size":2.0,"iv":0.1505,"open_interest":2.0,"volume":0.0,"delta":-0.5861,"gamma":0.0009,"vega":11.7217,"theta":-1.1762,"rho":-8.0452,"theo":244.7464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":193.9,"last_trade_time":"2026-02-10T09:49:07","percent_change":0.0,"prev_day_close":231.549995422363},{"option":"SPXW260430C07015000","bid":127.1,"bid_size":6.0,"ask":128.3,"ask_size":6.0,"iv":0.1501,"open_interest":2.0,"volume":0.0,"delta":0.4092,"gamma":0.0009,"vega":11.693,"theta":-1.2046,"rho":5.0488,"theo":127.1653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.2,"last_trade_time":"2026-02-03T14:56:13","percent_change":0.0,"prev_day_close":134.299995422363},{"option":"SPXW260430P07015000","bid":246.9,"bid_size":2.0,"ask":248.2,"ask_size":2.0,"iv":0.15,"open_interest":11.0,"volume":0.0,"delta":-0.5908,"gamma":0.0009,"vega":11.693,"theta":-1.1674,"rho":-8.1088,"theo":247.1404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.8,"last_trade_time":"2026-02-10T16:13:46","percent_change":0.0,"prev_day_close":233.699996948242},{"option":"SPXW260430C07020000","bid":124.6,"bid_size":12.0,"ask":125.8,"ask_size":6.0,"iv":0.1496,"open_interest":12.0,"volume":0.0,"delta":0.4046,"gamma":0.0009,"vega":11.6626,"theta":-1.1972,"rho":4.9944,"theo":124.6265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":207.25,"last_trade_time":"2026-02-02T14:46:48","percent_change":0.0,"prev_day_close":131.650001525879},{"option":"SPXW260430P07020000","bid":249.2,"bid_size":6.0,"ask":250.6,"ask_size":2.0,"iv":0.1494,"open_interest":23.0,"volume":6.0,"delta":-0.5954,"gamma":0.0009,"vega":11.6626,"theta":-1.1585,"rho":-8.1726,"theo":249.5621,"change":-35.07,"open":217.9,"high":217.9,"low":217.83,"tick":"no_change","last_trade_price":217.83,"last_trade_time":"2026-02-18T13:14:59","percent_change":-13.8671,"prev_day_close":236.050003051758},{"option":"SPXW260430C07025000","bid":122.1,"bid_size":12.0,"ask":123.3,"ask_size":6.0,"iv":0.149,"open_interest":37.0,"volume":0.0,"delta":0.4,"gamma":0.0009,"vega":11.6307,"theta":-1.1896,"rho":4.9397,"theo":122.1157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.7,"last_trade_time":"2026-02-17T10:05:59","percent_change":0.0,"prev_day_close":129.0},{"option":"SPXW260430P07025000","bid":251.7,"bid_size":2.0,"ask":253.0,"ask_size":2.0,"iv":0.1488,"open_interest":336.0,"volume":0.0,"delta":-0.6,"gamma":0.0009,"vega":11.6307,"theta":-1.1494,"rho":-8.2366,"theo":252.0119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":245.41,"last_trade_time":"2026-02-13T13:43:39","percent_change":0.0,"prev_day_close":238.349998474121},{"option":"SPXW260430C07030000","bid":119.6,"bid_size":18.0,"ask":120.8,"ask_size":6.0,"iv":0.1484,"open_interest":15.0,"volume":1.0,"delta":0.3953,"gamma":0.0009,"vega":11.597,"theta":-1.182,"rho":4.8846,"theo":119.6333,"change":-0.6,"open":117.3,"high":117.3,"low":117.3,"tick":"up","last_trade_price":117.3,"last_trade_time":"2026-02-18T09:30:44","percent_change":-0.508907,"prev_day_close":126.5},{"option":"SPXW260430P07030000","bid":254.1,"bid_size":6.0,"ask":255.5,"ask_size":2.0,"iv":0.1484,"open_interest":17.0,"volume":0.0,"delta":-0.6047,"gamma":0.0009,"vega":11.597,"theta":-1.1402,"rho":-8.3011,"theo":254.4901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.32,"last_trade_time":"2026-02-11T12:25:06","percent_change":0.0,"prev_day_close":240.75},{"option":"SPXW260430C07035000","bid":117.1,"bid_size":6.0,"ask":118.3,"ask_size":6.0,"iv":0.1479,"open_interest":8.0,"volume":0.0,"delta":0.3907,"gamma":0.0009,"vega":11.5615,"theta":-1.1742,"rho":4.8289,"theo":117.1797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.05,"last_trade_time":"2026-02-10T11:06:48","percent_change":0.0,"prev_day_close":123.900001525879},{"option":"SPXW260430P07035000","bid":256.6,"bid_size":2.0,"ask":258.0,"ask_size":2.0,"iv":0.148,"open_interest":5.0,"volume":0.0,"delta":-0.6093,"gamma":0.0009,"vega":11.5615,"theta":-1.1309,"rho":-8.3662,"theo":256.9971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.7,"last_trade_time":"2026-02-17T09:31:14","percent_change":0.0,"prev_day_close":243.150001525879},{"option":"SPXW260430C07040000","bid":114.7,"bid_size":12.0,"ask":115.9,"ask_size":6.0,"iv":0.1474,"open_interest":27.0,"volume":0.0,"delta":0.386,"gamma":0.0009,"vega":11.5241,"theta":-1.1662,"rho":4.7727,"theo":114.7553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":123.2,"last_trade_time":"2026-02-13T14:16:13","percent_change":0.0,"prev_day_close":121.400001525879},{"option":"SPXW260430P07040000","bid":259.2,"bid_size":6.0,"ask":260.6,"ask_size":2.0,"iv":0.1472,"open_interest":61.0,"volume":0.0,"delta":-0.614,"gamma":0.0009,"vega":11.5241,"theta":-1.1214,"rho":-8.4318,"theo":259.5332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.3,"last_trade_time":"2026-02-10T11:23:04","percent_change":0.0,"prev_day_close":245.650001525879},{"option":"SPXW260430C07045000","bid":112.3,"bid_size":7.0,"ask":113.5,"ask_size":7.0,"iv":0.1468,"open_interest":28.0,"volume":0.0,"delta":0.3813,"gamma":0.0009,"vega":11.4847,"theta":-1.1581,"rho":4.7159,"theo":112.3604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":125.06,"last_trade_time":"2026-02-12T14:05:03","percent_change":0.0,"prev_day_close":118.900001525879},{"option":"SPXW260430P07045000","bid":261.7,"bid_size":2.0,"ask":263.1,"ask_size":2.0,"iv":0.1468,"open_interest":28.0,"volume":0.0,"delta":-0.6187,"gamma":0.0009,"vega":11.4847,"theta":-1.1118,"rho":-8.4979,"theo":262.0989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.1,"last_trade_time":"2026-02-17T09:31:14","percent_change":0.0,"prev_day_close":247.949996948242},{"option":"SPXW260430C07050000","bid":109.9,"bid_size":13.0,"ask":111.1,"ask_size":7.0,"iv":0.1462,"open_interest":90.0,"volume":8.0,"delta":0.3766,"gamma":0.0009,"vega":11.4434,"theta":-1.1499,"rho":4.6586,"theo":109.9955,"change":8.03,"open":113.26,"high":127.27,"low":113.26,"tick":"up","last_trade_price":116.43,"last_trade_time":"2026-02-18T15:45:39","percent_change":7.40775,"prev_day_close":116.400001525879},{"option":"SPXW260430P07050000","bid":264.4,"bid_size":2.0,"ask":265.7,"ask_size":2.0,"iv":0.1461,"open_interest":112.0,"volume":0.0,"delta":-0.6234,"gamma":0.0009,"vega":11.4434,"theta":-1.102,"rho":-8.5646,"theo":264.6946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":296.0,"last_trade_time":"2026-02-17T11:04:58","percent_change":0.0,"prev_day_close":250.75},{"option":"SPXW260430C07055000","bid":107.6,"bid_size":13.0,"ask":108.8,"ask_size":7.0,"iv":0.1458,"open_interest":5.0,"volume":0.0,"delta":0.3719,"gamma":0.0009,"vega":11.4,"theta":-1.1416,"rho":4.6011,"theo":107.6608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.75,"last_trade_time":"2026-02-11T15:56:53","percent_change":0.0,"prev_day_close":114.0},{"option":"SPXW260430P07055000","bid":267.0,"bid_size":2.0,"ask":268.8,"ask_size":2.0,"iv":0.1458,"open_interest":11.0,"volume":0.0,"delta":-0.6281,"gamma":0.0009,"vega":11.4,"theta":-1.0921,"rho":-8.6315,"theo":267.3205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":225.0,"last_trade_time":"2026-02-11T10:13:20","percent_change":0.0,"prev_day_close":253.150001525879},{"option":"SPXW260430C07060000","bid":105.3,"bid_size":19.0,"ask":106.5,"ask_size":7.0,"iv":0.1452,"open_interest":85.0,"volume":0.0,"delta":0.3672,"gamma":0.0009,"vega":11.3549,"theta":-1.1331,"rho":4.5433,"theo":105.3566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":99.63,"last_trade_time":"2026-02-17T12:24:41","percent_change":0.0,"prev_day_close":111.599998474121},{"option":"SPXW260430P07060000","bid":269.6,"bid_size":5.0,"ask":271.0,"ask_size":2.0,"iv":0.1451,"open_interest":11.0,"volume":0.0,"delta":-0.6328,"gamma":0.0009,"vega":11.3549,"theta":-1.0821,"rho":-8.6987,"theo":269.9768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":216.0,"last_trade_time":"2026-02-12T09:58:00","percent_change":0.0,"prev_day_close":255.650001525879},{"option":"SPXW260430C07065000","bid":103.0,"bid_size":13.0,"ask":104.2,"ask_size":7.0,"iv":0.1447,"open_interest":4.0,"volume":0.0,"delta":0.3625,"gamma":0.0009,"vega":11.308,"theta":-1.1245,"rho":4.4856,"theo":103.0829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.39,"last_trade_time":"2026-02-13T15:40:42","percent_change":0.0,"prev_day_close":109.200000762939},{"option":"SPXW260430P07065000","bid":272.4,"bid_size":2.0,"ask":273.7,"ask_size":2.0,"iv":0.1446,"open_interest":54.0,"volume":0.0,"delta":-0.6375,"gamma":0.0009,"vega":11.308,"theta":-1.072,"rho":-8.7658,"theo":272.6637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":262.91,"last_trade_time":"2026-02-03T13:25:17","percent_change":0.0,"prev_day_close":258.399993896484},{"option":"SPXW260430C07070000","bid":100.8,"bid_size":13.0,"ask":101.9,"ask_size":7.0,"iv":0.1442,"open_interest":734.0,"volume":0.0,"delta":0.3577,"gamma":0.0009,"vega":11.2595,"theta":-1.1157,"rho":4.428,"theo":100.8398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.31,"last_trade_time":"2026-02-13T15:40:42","percent_change":0.0,"prev_day_close":106.900001525879},{"option":"SPXW260430P07070000","bid":275.0,"bid_size":5.0,"ask":276.4,"ask_size":2.0,"iv":0.1441,"open_interest":26.0,"volume":0.0,"delta":-0.6423,"gamma":0.0009,"vega":11.2595,"theta":-1.0617,"rho":-8.8327,"theo":275.3812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":221.0,"last_trade_time":"2026-02-11T10:09:35","percent_change":0.0,"prev_day_close":260.75},{"option":"SPXW260430C07075000","bid":98.5,"bid_size":14.0,"ask":99.7,"ask_size":7.0,"iv":0.1436,"open_interest":59.0,"volume":0.0,"delta":0.353,"gamma":0.0009,"vega":11.2095,"theta":-1.1069,"rho":4.3708,"theo":98.6273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":106.69,"last_trade_time":"2026-02-13T13:44:26","percent_change":0.0,"prev_day_close":104.5},{"option":"SPXW260430P07075000","bid":277.8,"bid_size":2.0,"ask":279.1,"ask_size":2.0,"iv":0.1435,"open_interest":4.0,"volume":0.0,"delta":-0.647,"gamma":0.0009,"vega":11.2095,"theta":-1.0513,"rho":-8.8993,"theo":278.1292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.0,"last_trade_time":"2026-01-13T12:17:12","percent_change":0.0,"prev_day_close":263.550003051758},{"option":"SPXW260430C07080000","bid":96.3,"bid_size":14.0,"ask":97.5,"ask_size":7.0,"iv":0.1431,"open_interest":40.0,"volume":0.0,"delta":0.3483,"gamma":0.0009,"vega":11.1581,"theta":-1.0979,"rho":4.3138,"theo":96.4453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":100.63,"last_trade_time":"2026-02-13T15:04:18","percent_change":0.0,"prev_day_close":102.299999237061},{"option":"SPXW260430P07080000","bid":280.5,"bid_size":2.0,"ask":281.9,"ask_size":2.0,"iv":0.143,"open_interest":11.0,"volume":0.0,"delta":-0.6517,"gamma":0.0009,"vega":11.1581,"theta":-1.0408,"rho":-8.9656,"theo":280.9078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.1,"last_trade_time":"2026-02-03T10:04:46","percent_change":0.0,"prev_day_close":266.0},{"option":"SPXW260430C07085000","bid":94.2,"bid_size":14.0,"ask":95.4,"ask_size":8.0,"iv":0.1426,"open_interest":1.0,"volume":0.0,"delta":0.3435,"gamma":0.0009,"vega":11.1053,"theta":-1.0888,"rho":4.2571,"theo":94.2938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.05,"last_trade_time":"2026-02-02T14:46:48","percent_change":0.0,"prev_day_close":100.0},{"option":"SPXW260430P07085000","bid":283.3,"bid_size":1.0,"ask":284.7,"ask_size":1.0,"iv":0.1425,"open_interest":1.0,"volume":0.0,"delta":-0.6565,"gamma":0.0009,"vega":11.1053,"theta":-1.0301,"rho":-9.0317,"theo":283.7168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":262.56,"last_trade_time":"2026-02-04T15:38:00","percent_change":0.0,"prev_day_close":268.849990844727},{"option":"SPXW260430C07090000","bid":92.0,"bid_size":13.0,"ask":93.2,"ask_size":8.0,"iv":0.1421,"open_interest":31.0,"volume":0.0,"delta":0.3388,"gamma":0.0009,"vega":11.051,"theta":-1.0796,"rho":4.2005,"theo":92.1727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.3,"last_trade_time":"2026-02-03T14:09:49","percent_change":0.0,"prev_day_close":97.7999992370606},{"option":"SPXW260430P07090000","bid":286.2,"bid_size":1.0,"ask":287.5,"ask_size":1.0,"iv":0.142,"open_interest":10.0,"volume":0.0,"delta":-0.6612,"gamma":0.0009,"vega":11.051,"theta":-1.0194,"rho":-9.0977,"theo":286.5563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":224.2,"last_trade_time":"2026-01-27T12:56:57","percent_change":0.0,"prev_day_close":271.650009155273},{"option":"SPXW260430C07095000","bid":90.0,"bid_size":8.0,"ask":91.1,"ask_size":8.0,"iv":0.1416,"open_interest":11.0,"volume":0.0,"delta":0.3341,"gamma":0.0008,"vega":10.9953,"theta":-1.0702,"rho":4.1439,"theo":90.0819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":151.08,"last_trade_time":"2026-01-30T10:41:00","percent_change":0.0,"prev_day_close":95.5499992370606},{"option":"SPXW260430P07095000","bid":289.0,"bid_size":1.0,"ask":290.4,"ask_size":1.0,"iv":0.1415,"open_interest":0.0,"volume":0.0,"delta":-0.6659,"gamma":0.0008,"vega":10.9953,"theta":-1.0085,"rho":-9.1636,"theo":289.4261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.349990844727},{"option":"SPXW260430C07100000","bid":87.9,"bid_size":30.0,"ask":89.0,"ask_size":23.0,"iv":0.1411,"open_interest":1388.0,"volume":334.0,"delta":0.3293,"gamma":0.0008,"vega":10.9379,"theta":-1.0608,"rho":4.0872,"theo":88.0217,"change":5.84,"open":88.38,"high":101.6,"low":88.38,"tick":"down","last_trade_price":92.59,"last_trade_time":"2026-02-18T15:35:24","percent_change":6.73199,"prev_day_close":93.5},{"option":"SPXW260430P07100000","bid":291.9,"bid_size":1.0,"ask":293.3,"ask_size":1.0,"iv":0.141,"open_interest":18.0,"volume":0.0,"delta":-0.6706,"gamma":0.0008,"vega":10.9379,"theta":-0.9975,"rho":-9.2297,"theo":292.3264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":231.03,"last_trade_time":"2026-02-10T14:26:44","percent_change":0.0,"prev_day_close":277.150009155273},{"option":"SPXW260430C07105000","bid":85.8,"bid_size":8.0,"ask":87.0,"ask_size":8.0,"iv":0.1406,"open_interest":19.0,"volume":5.0,"delta":0.3246,"gamma":0.0008,"vega":10.8786,"theta":-1.0512,"rho":4.0302,"theo":85.992,"change":13.91,"open":86.32,"high":98.66,"low":86.32,"tick":"up","last_trade_price":98.66,"last_trade_time":"2026-02-18T10:06:34","percent_change":16.413,"prev_day_close":91.25},{"option":"SPXW260430P07105000","bid":294.8,"bid_size":1.0,"ask":296.2,"ask_size":1.0,"iv":0.1405,"open_interest":4.0,"volume":0.0,"delta":-0.6754,"gamma":0.0008,"vega":10.8786,"theta":-0.9864,"rho":-9.2961,"theo":295.2573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":263.7,"last_trade_time":"2026-01-29T13:08:38","percent_change":0.0,"prev_day_close":279.949996948242},{"option":"SPXW260430C07110000","bid":83.8,"bid_size":21.0,"ask":85.0,"ask_size":8.0,"iv":0.1401,"open_interest":9.0,"volume":1.0,"delta":0.3199,"gamma":0.0008,"vega":10.8174,"theta":-1.0416,"rho":3.9727,"theo":83.993,"change":15.4,"open":98.15,"high":98.15,"low":98.15,"tick":"down","last_trade_price":98.15,"last_trade_time":"2026-02-18T11:05:08","percent_change":18.6103,"prev_day_close":89.0999984741211},{"option":"SPXW260430P07110000","bid":297.8,"bid_size":1.0,"ask":299.1,"ask_size":1.0,"iv":0.14,"open_interest":12.0,"volume":0.0,"delta":-0.6801,"gamma":0.0008,"vega":10.8174,"theta":-0.9752,"rho":-9.3629,"theo":298.2189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.35,"last_trade_time":"2026-01-28T13:34:55","percent_change":0.0,"prev_day_close":282.849990844727},{"option":"SPXW260430C07115000","bid":81.9,"bid_size":8.0,"ask":83.0,"ask_size":8.0,"iv":0.1396,"open_interest":1.0,"volume":0.0,"delta":0.3152,"gamma":0.0008,"vega":10.7542,"theta":-1.0318,"rho":3.9149,"theo":82.0248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":115.25,"last_trade_time":"2026-02-03T13:04:51","percent_change":0.0,"prev_day_close":87.0499992370606},{"option":"SPXW260430P07115000","bid":300.7,"bid_size":1.0,"ask":302.1,"ask_size":1.0,"iv":0.1394,"open_interest":11.0,"volume":0.0,"delta":-0.6848,"gamma":0.0008,"vega":10.7542,"theta":-0.9639,"rho":-9.4301,"theo":301.2113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.6,"last_trade_time":"2026-01-28T13:34:55","percent_change":0.0,"prev_day_close":285.650009155273},{"option":"SPXW260430C07120000","bid":79.9,"bid_size":16.0,"ask":81.0,"ask_size":8.0,"iv":0.1392,"open_interest":10.0,"volume":0.0,"delta":0.3105,"gamma":0.0008,"vega":10.6889,"theta":-1.0219,"rho":3.8568,"theo":80.0876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":97.8,"last_trade_time":"2026-02-12T11:11:32","percent_change":0.0,"prev_day_close":85.0},{"option":"SPXW260430P07120000","bid":303.7,"bid_size":1.0,"ask":305.1,"ask_size":1.0,"iv":0.139,"open_interest":6.0,"volume":1.0,"delta":-0.6895,"gamma":0.0008,"vega":10.6889,"theta":-0.9525,"rho":-9.4976,"theo":304.2347,"change":-11.65,"open":296.6,"high":296.6,"low":296.6,"tick":"up","last_trade_price":296.6,"last_trade_time":"2026-02-18T09:47:03","percent_change":-3.7794,"prev_day_close":288.800003051758},{"option":"SPXW260430C07125000","bid":78.0,"bid_size":22.0,"ask":79.1,"ask_size":8.0,"iv":0.1387,"open_interest":282.0,"volume":0.0,"delta":0.3058,"gamma":0.0008,"vega":10.6215,"theta":-1.0119,"rho":3.7987,"theo":78.1814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":84.15,"last_trade_time":"2026-02-12T15:39:14","percent_change":0.0,"prev_day_close":83.0},{"option":"SPXW260430P07125000","bid":306.7,"bid_size":1.0,"ask":308.2,"ask_size":1.0,"iv":0.1387,"open_interest":6.0,"volume":0.0,"delta":-0.6942,"gamma":0.0008,"vega":10.6215,"theta":-0.941,"rho":-9.5651,"theo":307.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.4,"last_trade_time":"2025-12-30T15:52:39","percent_change":0.0,"prev_day_close":291.550003051758},{"option":"SPXW260430C07130000","bid":76.1,"bid_size":16.0,"ask":77.2,"ask_size":8.0,"iv":0.1382,"open_interest":5.0,"volume":3.0,"delta":0.3011,"gamma":0.0008,"vega":10.5522,"theta":-1.0019,"rho":3.7405,"theo":76.3061,"change":14.79,"open":89.94,"high":89.94,"low":89.94,"tick":"up","last_trade_price":89.94,"last_trade_time":"2026-02-18T10:17:01","percent_change":19.6806,"prev_day_close":81.0},{"option":"SPXW260430P07130000","bid":307.4,"bid_size":4.0,"ask":313.3,"ask_size":4.0,"iv":0.1379,"open_interest":0.0,"volume":0.0,"delta":-0.6989,"gamma":0.0008,"vega":10.5522,"theta":-0.9294,"rho":-9.6326,"theo":310.3743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":294.550003051758},{"option":"SPXW260430C07135000","bid":74.2,"bid_size":15.0,"ask":75.4,"ask_size":9.0,"iv":0.1377,"open_interest":0.0,"volume":3.0,"delta":0.2964,"gamma":0.0008,"vega":10.4812,"theta":-0.9917,"rho":3.6827,"theo":74.4617,"change":14.51,"open":87.86,"high":87.86,"low":87.86,"tick":"up","last_trade_price":87.86,"last_trade_time":"2026-02-18T10:17:01","percent_change":19.7819,"prev_day_close":79.0499992370606},{"option":"SPXW260430P07135000","bid":308.0,"bid_size":6.0,"ask":319.5,"ask_size":6.0,"iv":0.1377,"open_interest":5.0,"volume":0.0,"delta":-0.7036,"gamma":0.0008,"vega":10.4812,"theta":-0.9177,"rho":-9.6998,"theo":313.4905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":342.66,"last_trade_time":"2026-02-13T10:20:25","percent_change":0.0,"prev_day_close":297.5},{"option":"SPXW260430C07140000","bid":72.4,"bid_size":17.0,"ask":73.5,"ask_size":9.0,"iv":0.1373,"open_interest":33.0,"volume":0.0,"delta":0.2918,"gamma":0.0008,"vega":10.4088,"theta":-0.9814,"rho":3.6253,"theo":72.6478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.55,"last_trade_time":"2026-02-13T15:15:06","percent_change":0.0,"prev_day_close":77.0999984741211},{"option":"SPXW260430P07140000","bid":314.1,"bid_size":4.0,"ask":319.7,"ask_size":4.0,"iv":0.1373,"open_interest":6.0,"volume":0.0,"delta":-0.7082,"gamma":0.0008,"vega":10.4088,"theta":-0.9059,"rho":-9.7666,"theo":316.6371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":288.8,"last_trade_time":"2026-01-08T13:40:30","percent_change":0.0,"prev_day_close":300.150009155273},{"option":"SPXW260430C07145000","bid":70.6,"bid_size":9.0,"ask":71.7,"ask_size":9.0,"iv":0.1368,"open_interest":9.0,"volume":1.0,"delta":0.2872,"gamma":0.0008,"vega":10.3351,"theta":-0.9711,"rho":3.5685,"theo":70.8642,"change":9.08,"open":78.83,"high":78.83,"low":78.83,"tick":"down","last_trade_price":78.83,"last_trade_time":"2026-02-18T10:03:56","percent_change":13.0179,"prev_day_close":75.25},{"option":"SPXW260430P07145000","bid":314.5,"bid_size":2.0,"ask":325.7,"ask_size":2.0,"iv":0.137,"open_interest":44.0,"volume":0.0,"delta":-0.7128,"gamma":0.0008,"vega":10.3351,"theta":-0.894,"rho":-9.8328,"theo":319.8141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.71,"last_trade_time":"2026-01-28T16:01:26","percent_change":0.0,"prev_day_close":302.650009155273},{"option":"SPXW260430C07150000","bid":68.9,"bid_size":32.0,"ask":69.9,"ask_size":15.0,"iv":0.1364,"open_interest":804.0,"volume":1257.0,"delta":0.2825,"gamma":0.0008,"vega":10.2602,"theta":-0.9607,"rho":3.5122,"theo":69.1106,"change":12.4,"open":71.5,"high":80.5,"low":71.5,"tick":"up","last_trade_price":80.5,"last_trade_time":"2026-02-18T10:28:23","percent_change":18.2085,"prev_day_close":73.4499969482422},{"option":"SPXW260430P07150000","bid":320.4,"bid_size":4.0,"ask":326.0,"ask_size":4.0,"iv":0.1363,"open_interest":48.0,"volume":0.0,"delta":-0.7175,"gamma":0.0008,"vega":10.2602,"theta":-0.882,"rho":-9.8985,"theo":323.0211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":247.05,"last_trade_time":"2026-02-09T12:35:42","percent_change":0.0,"prev_day_close":306.449996948242},{"option":"SPXW260430C07155000","bid":67.1,"bid_size":15.0,"ask":68.2,"ask_size":9.0,"iv":0.136,"open_interest":55.0,"volume":0.0,"delta":0.2779,"gamma":0.0008,"vega":10.1843,"theta":-0.9501,"rho":3.4563,"theo":67.3867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.82,"last_trade_time":"2026-02-10T12:26:27","percent_change":0.0,"prev_day_close":71.5499992370606},{"option":"SPXW260430P07155000","bid":320.9,"bid_size":2.0,"ask":332.4,"ask_size":2.0,"iv":0.1361,"open_interest":0.0,"volume":0.0,"delta":-0.7221,"gamma":0.0008,"vega":10.1843,"theta":-0.87,"rho":-9.9637,"theo":326.2577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":308.75},{"option":"SPXW260430C07160000","bid":65.4,"bid_size":18.0,"ask":66.5,"ask_size":18.0,"iv":0.1355,"open_interest":68.0,"volume":0.0,"delta":0.2733,"gamma":0.0008,"vega":10.1074,"theta":-0.9395,"rho":3.4008,"theo":65.6923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.89,"last_trade_time":"2026-02-17T12:17:51","percent_change":0.0,"prev_day_close":69.75},{"option":"SPXW260430P07160000","bid":326.9,"bid_size":4.0,"ask":332.6,"ask_size":4.0,"iv":0.1355,"open_interest":7.0,"volume":0.0,"delta":-0.7267,"gamma":0.0008,"vega":10.1074,"theta":-0.8579,"rho":-10.0286,"theo":329.5239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":252.24,"last_trade_time":"2026-02-09T12:35:42","percent_change":0.0,"prev_day_close":312.449996948242},{"option":"SPXW260430C07165000","bid":63.8,"bid_size":9.0,"ask":64.8,"ask_size":9.0,"iv":0.1351,"open_interest":6.0,"volume":0.0,"delta":0.2687,"gamma":0.0008,"vega":10.0292,"theta":-0.9289,"rho":3.3454,"theo":64.0272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.63,"last_trade_time":"2026-02-17T15:07:04","percent_change":0.0,"prev_day_close":67.9500007629394},{"option":"SPXW260430P07165000","bid":327.5,"bid_size":2.0,"ask":338.7,"ask_size":2.0,"iv":0.1353,"open_interest":0.0,"volume":0.0,"delta":-0.7313,"gamma":0.0008,"vega":10.0292,"theta":-0.8456,"rho":-10.0934,"theo":332.8194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":315.050003051758},{"option":"SPXW260430C07170000","bid":62.1,"bid_size":18.0,"ask":63.2,"ask_size":25.0,"iv":0.1347,"open_interest":58.0,"volume":0.0,"delta":0.2642,"gamma":0.0008,"vega":9.9495,"theta":-0.9181,"rho":3.2899,"theo":62.3914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":99.85,"last_trade_time":"2026-02-06T15:59:36","percent_change":0.0,"prev_day_close":66.25},{"option":"SPXW260430P07170000","bid":332.9,"bid_size":4.0,"ask":339.1,"ask_size":4.0,"iv":0.1343,"open_interest":0.0,"volume":0.0,"delta":-0.7358,"gamma":0.0008,"vega":9.9495,"theta":-0.8334,"rho":-10.1582,"theo":336.1442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":318.699996948242},{"option":"SPXW260430C07175000","bid":60.5,"bid_size":18.0,"ask":61.6,"ask_size":25.0,"iv":0.1343,"open_interest":69.0,"volume":10.0,"delta":0.2596,"gamma":0.0008,"vega":9.8683,"theta":-0.9073,"rho":3.2343,"theo":60.7849,"change":4.29,"open":64.09,"high":64.09,"low":64.09,"tick":"up","last_trade_price":64.09,"last_trade_time":"2026-02-18T15:35:24","percent_change":7.17391,"prev_day_close":64.6000022888184},{"option":"SPXW260430P07175000","bid":336.7,"bid_size":4.0,"ask":342.5,"ask_size":4.0,"iv":0.1341,"open_interest":6.0,"volume":0.0,"delta":-0.7403,"gamma":0.0008,"vega":9.8683,"theta":-0.821,"rho":-10.2232,"theo":339.4982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":302.92,"last_trade_time":"2026-02-06T14:06:47","percent_change":0.0,"prev_day_close":321.950012207031},{"option":"SPXW260430C07180000","bid":58.9,"bid_size":18.0,"ask":60.0,"ask_size":25.0,"iv":0.1338,"open_interest":5.0,"volume":0.0,"delta":0.2551,"gamma":0.0008,"vega":9.7853,"theta":-0.8964,"rho":3.1785,"theo":59.2076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":122.52,"last_trade_time":"2026-01-27T12:55:42","percent_change":0.0,"prev_day_close":62.8500003814697},{"option":"SPXW260430P07180000","bid":340.1,"bid_size":4.0,"ask":345.9,"ask_size":4.0,"iv":0.1337,"open_interest":23.0,"volume":0.0,"delta":-0.7449,"gamma":0.0008,"vega":9.7853,"theta":-0.8086,"rho":-10.2883,"theo":342.8815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.29,"last_trade_time":"2026-02-02T12:23:33","percent_change":0.0,"prev_day_close":325.149993896484},{"option":"SPXW260430C07185000","bid":57.4,"bid_size":9.0,"ask":58.4,"ask_size":16.0,"iv":0.1334,"open_interest":126.0,"volume":0.0,"delta":0.2506,"gamma":0.0008,"vega":9.7004,"theta":-0.8855,"rho":3.1227,"theo":57.6596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":68.0,"last_trade_time":"2026-02-12T14:00:06","percent_change":0.0,"prev_day_close":61.1499996185303},{"option":"SPXW260430P07185000","bid":340.9,"bid_size":2.0,"ask":352.1,"ask_size":2.0,"iv":0.1334,"open_interest":3.0,"volume":0.0,"delta":-0.7494,"gamma":0.0008,"vega":9.7004,"theta":-0.7961,"rho":-10.3536,"theo":346.2941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":304.0,"last_trade_time":"2026-02-06T15:27:20","percent_change":0.0,"prev_day_close":328.050003051758},{"option":"SPXW260430C07190000","bid":55.8,"bid_size":20.0,"ask":56.9,"ask_size":20.0,"iv":0.133,"open_interest":2.0,"volume":0.0,"delta":0.2462,"gamma":0.0008,"vega":9.6136,"theta":-0.8745,"rho":3.0669,"theo":56.1408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":52.6,"last_trade_time":"2026-02-13T09:42:42","percent_change":0.0,"prev_day_close":59.5500011444092},{"option":"SPXW260430P07190000","bid":346.4,"bid_size":4.0,"ask":352.6,"ask_size":4.0,"iv":0.1325,"open_interest":5.0,"volume":0.0,"delta":-0.7538,"gamma":0.0008,"vega":9.6136,"theta":-0.7836,"rho":-10.4187,"theo":349.7359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":367.68,"last_trade_time":"2026-02-13T10:27:30","percent_change":0.0,"prev_day_close":331.950012207031},{"option":"SPXW260430C07195000","bid":54.4,"bid_size":10.0,"ask":55.4,"ask_size":17.0,"iv":0.1326,"open_interest":5.0,"volume":0.0,"delta":0.2418,"gamma":0.0008,"vega":9.5251,"theta":-0.8634,"rho":3.0113,"theo":54.6511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.3,"last_trade_time":"2026-01-23T10:00:22","percent_change":0.0,"prev_day_close":58.0},{"option":"SPXW260430P07195000","bid":347.8,"bid_size":2.0,"ask":359.0,"ask_size":2.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.7582,"gamma":0.0008,"vega":9.5251,"theta":-0.771,"rho":-10.4836,"theo":353.2067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":334.75},{"option":"SPXW260430C07200000","bid":52.9,"bid_size":20.0,"ask":53.8,"ask_size":25.0,"iv":0.1322,"open_interest":3461.0,"volume":106.0,"delta":0.2374,"gamma":0.0008,"vega":9.4351,"theta":-0.8523,"rho":2.9563,"theo":53.1903,"change":9.8,"open":53.5,"high":63.44,"low":53.5,"tick":"down","last_trade_price":62.15,"last_trade_time":"2026-02-18T11:09:39","percent_change":18.7202,"prev_day_close":56.5499992370606},{"option":"SPXW260430P07200000","bid":353.5,"bid_size":4.0,"ask":360.1,"ask_size":4.0,"iv":0.1321,"open_interest":153.0,"volume":0.0,"delta":-0.7627,"gamma":0.0008,"vega":9.4351,"theta":-0.7584,"rho":-10.548,"theo":356.7065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":366.98,"last_trade_time":"2026-02-17T11:57:56","percent_change":0.0,"prev_day_close":338.649993896484},{"option":"SPXW260430C07205000","bid":51.5,"bid_size":10.0,"ask":52.5,"ask_size":10.0,"iv":0.1319,"open_interest":1.0,"volume":0.0,"delta":0.233,"gamma":0.0008,"vega":9.3439,"theta":-0.8412,"rho":2.9019,"theo":51.758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.7,"last_trade_time":"2026-02-12T13:02:48","percent_change":0.0,"prev_day_close":54.9499988555908},{"option":"SPXW260430P07205000","bid":354.8,"bid_size":2.0,"ask":366.0,"ask_size":2.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.767,"gamma":0.0008,"vega":9.3439,"theta":-0.7457,"rho":-10.6118,"theo":360.2347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":341.700012207031},{"option":"SPXW260430C07210000","bid":50.1,"bid_size":21.0,"ask":51.0,"ask_size":18.0,"iv":0.1314,"open_interest":19.0,"volume":5.0,"delta":0.2286,"gamma":0.0008,"vega":9.2518,"theta":-0.83,"rho":2.8483,"theo":50.3539,"change":9.75,"open":59.2,"high":59.2,"low":59.2,"tick":"no_change","last_trade_price":59.2,"last_trade_time":"2026-02-18T11:03:18","percent_change":19.7169,"prev_day_close":53.4499988555908},{"option":"SPXW260430P07210000","bid":360.4,"bid_size":4.0,"ask":366.7,"ask_size":4.0,"iv":0.1309,"open_interest":0.0,"volume":0.0,"delta":-0.7714,"gamma":0.0008,"vega":9.2518,"theta":-0.733,"rho":-10.6748,"theo":363.7912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.649993896484},{"option":"SPXW260430C07215000","bid":48.7,"bid_size":10.0,"ask":49.7,"ask_size":10.0,"iv":0.1311,"open_interest":7.0,"volume":1.0,"delta":0.2243,"gamma":0.0008,"vega":9.159,"theta":-0.8188,"rho":2.7954,"theo":48.9776,"change":6.85,"open":55.0,"high":55.0,"low":55.0,"tick":"up","last_trade_price":55.0,"last_trade_time":"2026-02-18T13:59:17","percent_change":14.2264,"prev_day_close":52.0},{"option":"SPXW260430P07215000","bid":361.9,"bid_size":2.0,"ask":373.4,"ask_size":2.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.7757,"gamma":0.0008,"vega":9.159,"theta":-0.7202,"rho":-10.7371,"theo":367.3755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":348.550003051758},{"option":"SPXW260430C07220000","bid":47.3,"bid_size":21.0,"ask":48.4,"ask_size":28.0,"iv":0.1307,"open_interest":11.0,"volume":5.0,"delta":0.22,"gamma":0.0008,"vega":9.0657,"theta":-0.8075,"rho":2.7431,"theo":47.6289,"change":9.0,"open":55.8,"high":55.8,"low":55.8,"tick":"down","last_trade_price":55.8,"last_trade_time":"2026-02-18T11:09:39","percent_change":19.2308,"prev_day_close":50.5500011444092},{"option":"SPXW260430P07220000","bid":367.4,"bid_size":4.0,"ask":374.0,"ask_size":4.0,"iv":0.1301,"open_interest":3.0,"volume":0.0,"delta":-0.78,"gamma":0.0008,"vega":9.0657,"theta":-0.7074,"rho":-10.7987,"theo":370.9874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.8,"last_trade_time":"2026-02-09T15:44:09","percent_change":0.0,"prev_day_close":352.599990844727},{"option":"SPXW260430C07225000","bid":46.0,"bid_size":21.0,"ask":47.1,"ask_size":28.0,"iv":0.1303,"open_interest":281.0,"volume":2.0,"delta":0.2158,"gamma":0.0008,"vega":8.9718,"theta":-0.7962,"rho":2.6913,"theo":46.3074,"change":9.96,"open":48.6,"high":55.46,"low":48.6,"tick":"up","last_trade_price":55.46,"last_trade_time":"2026-02-18T11:05:21","percent_change":21.8901,"prev_day_close":49.1499996185303},{"option":"SPXW260430P07225000","bid":371.5,"bid_size":4.0,"ask":377.8,"ask_size":4.0,"iv":0.1301,"open_interest":61.0,"volume":0.0,"delta":-0.7842,"gamma":0.0008,"vega":8.9718,"theta":-0.6946,"rho":-10.8599,"theo":374.6264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":386.53,"last_trade_time":"2026-02-13T14:59:22","percent_change":0.0,"prev_day_close":356.050003051758},{"option":"SPXW260430C07230000","bid":44.7,"bid_size":21.0,"ask":45.8,"ask_size":28.0,"iv":0.13,"open_interest":6.0,"volume":0.0,"delta":0.2116,"gamma":0.0007,"vega":8.8773,"theta":-0.7849,"rho":2.6398,"theo":45.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.2,"last_trade_time":"2026-02-17T10:18:51","percent_change":0.0,"prev_day_close":47.75},{"option":"SPXW260430P07230000","bid":375.1,"bid_size":4.0,"ask":381.5,"ask_size":4.0,"iv":0.1297,"open_interest":4.0,"volume":0.0,"delta":-0.7884,"gamma":0.0007,"vega":8.8773,"theta":-0.6817,"rho":-10.9208,"theo":378.2925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":305.0,"last_trade_time":"2026-01-26T12:36:48","percent_change":0.0,"prev_day_close":359.75},{"option":"SPXW260430C07235000","bid":43.5,"bid_size":10.0,"ask":44.5,"ask_size":17.0,"iv":0.1296,"open_interest":36.0,"volume":0.0,"delta":0.2074,"gamma":0.0007,"vega":8.7819,"theta":-0.7736,"rho":2.5884,"theo":43.7454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":83.5,"last_trade_time":"2026-02-10T10:10:41","percent_change":0.0,"prev_day_close":46.4499988555908},{"option":"SPXW260430P07235000","bid":376.5,"bid_size":2.0,"ask":388.0,"ask_size":2.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":-0.7926,"gamma":0.0007,"vega":8.7819,"theta":-0.6689,"rho":-10.9815,"theo":381.9856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":362.849990844727},{"option":"SPXW260430C07240000","bid":42.2,"bid_size":22.0,"ask":43.1,"ask_size":19.0,"iv":0.1292,"open_interest":6.0,"volume":0.0,"delta":0.2032,"gamma":0.0007,"vega":8.6855,"theta":-0.7622,"rho":2.5371,"theo":42.5048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":40.83,"last_trade_time":"2026-02-17T12:17:51","percent_change":0.0,"prev_day_close":45.1500015258789},{"option":"SPXW260430P07240000","bid":382.1,"bid_size":4.0,"ask":388.7,"ask_size":4.0,"iv":0.1286,"open_interest":1.0,"volume":0.0,"delta":-0.7968,"gamma":0.0007,"vega":8.6855,"theta":-0.656,"rho":-11.0422,"theo":385.7055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.52,"last_trade_time":"2026-02-09T12:16:45","percent_change":0.0,"prev_day_close":367.050003051758},{"option":"SPXW260430C07245000","bid":41.0,"bid_size":10.0,"ask":42.0,"ask_size":18.0,"iv":0.1289,"open_interest":13.0,"volume":0.0,"delta":0.1991,"gamma":0.0007,"vega":8.5877,"theta":-0.7509,"rho":2.4858,"theo":41.291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":36.3,"last_trade_time":"2026-02-17T10:03:41","percent_change":0.0,"prev_day_close":43.8999996185303},{"option":"SPXW260430P07245000","bid":384.0,"bid_size":2.0,"ask":395.2,"ask_size":2.0,"iv":0.129,"open_interest":0.0,"volume":0.0,"delta":-0.8009,"gamma":0.0007,"vega":8.5877,"theta":-0.6431,"rho":-11.1029,"theo":389.4523,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":370.150009155273},{"option":"SPXW260430C07250000","bid":39.8,"bid_size":37.0,"ask":40.7,"ask_size":27.0,"iv":0.1284,"open_interest":1808.0,"volume":2345.0,"delta":0.1951,"gamma":0.0007,"vega":8.4886,"theta":-0.7396,"rho":2.4347,"theo":40.104,"change":1.45,"open":42.15,"high":48.1,"low":40.2,"tick":"up","last_trade_price":40.9,"last_trade_time":"2026-02-18T15:30:18","percent_change":3.67554,"prev_day_close":42.6500015258789},{"option":"SPXW260430P07250000","bid":389.5,"bid_size":4.0,"ask":396.7,"ask_size":4.0,"iv":0.1281,"open_interest":162.0,"volume":0.0,"delta":-0.805,"gamma":0.0007,"vega":8.4886,"theta":-0.6303,"rho":-11.1634,"theo":393.2259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.73,"last_trade_time":"2026-02-17T14:34:59","percent_change":0.0,"prev_day_close":374.150009155273},{"option":"SPXW260430C07255000","bid":38.7,"bid_size":10.0,"ask":39.6,"ask_size":8.0,"iv":0.1282,"open_interest":63.0,"volume":0.0,"delta":0.191,"gamma":0.0007,"vega":8.3881,"theta":-0.7282,"rho":2.384,"theo":38.9436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.6,"last_trade_time":"2026-02-06T09:46:23","percent_change":0.0,"prev_day_close":41.3500003814697},{"option":"SPXW260430P07255000","bid":391.6,"bid_size":2.0,"ask":402.8,"ask_size":2.0,"iv":0.1283,"open_interest":31.0,"volume":0.0,"delta":-0.809,"gamma":0.0007,"vega":8.3881,"theta":-0.6174,"rho":-11.2234,"theo":397.0261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":348.13,"last_trade_time":"2026-02-06T15:28:48","percent_change":0.0,"prev_day_close":377.600006103516},{"option":"SPXW260430C07260000","bid":37.6,"bid_size":11.0,"ask":38.5,"ask_size":32.0,"iv":0.1279,"open_interest":7.0,"volume":0.0,"delta":0.187,"gamma":0.0007,"vega":8.2865,"theta":-0.7169,"rho":2.3338,"theo":37.8097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":33.4,"last_trade_time":"2026-02-17T10:12:56","percent_change":0.0,"prev_day_close":40.1499996185303},{"option":"SPXW260430P07260000","bid":397.6,"bid_size":4.0,"ask":404.3,"ask_size":4.0,"iv":0.1277,"open_interest":0.0,"volume":0.0,"delta":-0.813,"gamma":0.0007,"vega":8.2865,"theta":-0.6045,"rho":-11.283,"theo":400.8527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":381.899993896484},{"option":"SPXW260430C07265000","bid":36.4,"bid_size":11.0,"ask":37.4,"ask_size":19.0,"iv":0.1275,"open_interest":3.0,"volume":1.0,"delta":0.1831,"gamma":0.0007,"vega":8.1839,"theta":-0.7056,"rho":2.2844,"theo":36.7018,"change":4.67,"open":40.77,"high":40.77,"low":40.77,"tick":"up","last_trade_price":40.77,"last_trade_time":"2026-02-18T15:58:33","percent_change":12.9363,"prev_day_close":38.9499988555908},{"option":"SPXW260430P07265000","bid":399.2,"bid_size":2.0,"ask":410.7,"ask_size":2.0,"iv":0.1276,"open_interest":0.0,"volume":0.0,"delta":-0.8169,"gamma":0.0007,"vega":8.1839,"theta":-0.5917,"rho":-11.3418,"theo":404.7054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":385.199996948242},{"option":"SPXW260430C07270000","bid":35.4,"bid_size":11.0,"ask":36.3,"ask_size":33.0,"iv":0.1272,"open_interest":31.0,"volume":0.0,"delta":0.1792,"gamma":0.0007,"vega":8.0808,"theta":-0.6943,"rho":2.2358,"theo":35.6195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.75,"last_trade_time":"2026-02-10T14:57:41","percent_change":0.0,"prev_day_close":37.8500003814697},{"option":"SPXW260430P07270000","bid":405.3,"bid_size":4.0,"ask":411.6,"ask_size":4.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":-0.8208,"gamma":0.0007,"vega":8.0808,"theta":-0.5788,"rho":-11.3997,"theo":408.5837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.5},{"option":"SPXW260430C07275000","bid":34.3,"bid_size":25.0,"ask":35.1,"ask_size":22.0,"iv":0.1268,"open_interest":274.0,"volume":0.0,"delta":0.1754,"gamma":0.0007,"vega":7.9774,"theta":-0.683,"rho":2.1882,"theo":34.5626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":38.7,"last_trade_time":"2026-02-13T10:42:15","percent_change":0.0,"prev_day_close":36.6499996185303},{"option":"SPXW260430P07275000","bid":408.8,"bid_size":4.0,"ask":415.5,"ask_size":4.0,"iv":0.1262,"open_interest":66.0,"volume":0.0,"delta":-0.8246,"gamma":0.0007,"vega":7.9774,"theta":-0.5661,"rho":-11.4567,"theo":412.4873,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":364.2,"last_trade_time":"2025-12-26T13:37:24","percent_change":0.0,"prev_day_close":393.299987792969},{"option":"SPXW260430C07280000","bid":33.3,"bid_size":11.0,"ask":34.2,"ask_size":22.0,"iv":0.1266,"open_interest":18.0,"volume":0.0,"delta":0.1715,"gamma":0.0007,"vega":7.874,"theta":-0.6718,"rho":2.1414,"theo":33.5305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.8,"last_trade_time":"2026-02-13T10:48:10","percent_change":0.0,"prev_day_close":35.6499996185303},{"option":"SPXW260430P07280000","bid":413.1,"bid_size":4.0,"ask":419.8,"ask_size":4.0,"iv":0.1263,"open_interest":6.0,"volume":0.0,"delta":-0.8285,"gamma":0.0007,"vega":7.874,"theta":-0.5533,"rho":-11.5128,"theo":416.4158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":326.87,"last_trade_time":"2026-01-27T16:13:53","percent_change":0.0,"prev_day_close":396.899993896484},{"option":"SPXW260430C07285000","bid":32.3,"bid_size":11.0,"ask":33.1,"ask_size":8.0,"iv":0.1262,"open_interest":1.0,"volume":0.0,"delta":0.1678,"gamma":0.0007,"vega":7.7708,"theta":-0.6606,"rho":2.0953,"theo":32.5229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.0,"last_trade_time":"2026-02-06T09:45:28","percent_change":0.0,"prev_day_close":34.5500011444092},{"option":"SPXW260430P07285000","bid":414.9,"bid_size":2.0,"ask":426.1,"ask_size":2.0,"iv":0.1261,"open_interest":0.0,"volume":0.0,"delta":-0.8322,"gamma":0.0007,"vega":7.7708,"theta":-0.5405,"rho":-11.5683,"theo":420.3688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.550003051758},{"option":"SPXW260430C07290000","bid":31.3,"bid_size":11.0,"ask":32.1,"ask_size":23.0,"iv":0.1258,"open_interest":8.0,"volume":0.0,"delta":0.1641,"gamma":0.0006,"vega":7.6677,"theta":-0.6494,"rho":2.0497,"theo":31.5396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.23,"last_trade_time":"2026-02-12T10:40:16","percent_change":0.0,"prev_day_close":33.5},{"option":"SPXW260430P07290000","bid":421.1,"bid_size":4.0,"ask":427.8,"ask_size":4.0,"iv":0.1258,"open_interest":0.0,"volume":0.0,"delta":-0.8359,"gamma":0.0006,"vega":7.6677,"theta":-0.5278,"rho":-11.6233,"theo":424.346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.75},{"option":"SPXW260430C07295000","bid":30.3,"bid_size":11.0,"ask":31.1,"ask_size":8.0,"iv":0.1255,"open_interest":16.0,"volume":0.0,"delta":0.1604,"gamma":0.0006,"vega":7.5646,"theta":-0.6383,"rho":2.0044,"theo":30.5803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.2,"last_trade_time":"2026-02-12T15:54:48","percent_change":0.0,"prev_day_close":32.5},{"option":"SPXW260430P07295000","bid":422.8,"bid_size":2.0,"ask":434.3,"ask_size":2.0,"iv":0.1256,"open_interest":1.0,"volume":0.0,"delta":-0.8396,"gamma":0.0006,"vega":7.5646,"theta":-0.5152,"rho":-11.6779,"theo":428.3473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":454.8,"last_trade_time":"2026-02-13T09:45:03","percent_change":0.0,"prev_day_close":408.349990844727},{"option":"SPXW260430C07300000","bid":29.4,"bid_size":28.0,"ask":30.2,"ask_size":25.0,"iv":0.1252,"open_interest":762.0,"volume":15.0,"delta":0.1568,"gamma":0.0006,"vega":7.4612,"theta":-0.6273,"rho":1.9594,"theo":29.6449,"change":6.15,"open":35.2,"high":36.2,"low":35.2,"tick":"down","last_trade_price":35.4,"last_trade_time":"2026-02-18T12:32:38","percent_change":21.0256,"prev_day_close":31.4499998092651},{"option":"SPXW260430P07300000","bid":429.1,"bid_size":3.0,"ask":435.3,"ask_size":3.0,"iv":0.1248,"open_interest":16.0,"volume":0.0,"delta":-0.8432,"gamma":0.0006,"vega":7.4612,"theta":-0.5026,"rho":-11.7323,"theo":432.3725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":449.48,"last_trade_time":"2026-02-13T10:27:30","percent_change":0.0,"prev_day_close":412.75},{"option":"SPXW260430C07305000","bid":28.5,"bid_size":12.0,"ask":29.3,"ask_size":9.0,"iv":0.125,"open_interest":1.0,"volume":0.0,"delta":0.1532,"gamma":0.0006,"vega":7.3575,"theta":-0.6163,"rho":1.9147,"theo":28.7333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.25,"last_trade_time":"2026-02-12T13:02:48","percent_change":0.0,"prev_day_close":30.5500001907349},{"option":"SPXW260430P07305000","bid":431.0,"bid_size":2.0,"ask":442.2,"ask_size":2.0,"iv":0.1252,"open_interest":0.0,"volume":0.0,"delta":-0.8468,"gamma":0.0006,"vega":7.3575,"theta":-0.4901,"rho":-11.7864,"theo":436.4214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":416.400009155273},{"option":"SPXW260430C07310000","bid":27.6,"bid_size":33.0,"ask":28.4,"ask_size":25.0,"iv":0.1246,"open_interest":15.0,"volume":0.0,"delta":0.1497,"gamma":0.0006,"vega":7.2531,"theta":-0.6054,"rho":1.8702,"theo":27.8452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.7,"last_trade_time":"2026-02-11T09:57:05","percent_change":0.0,"prev_day_close":29.5999994277954},{"option":"SPXW260430P07310000","bid":437.1,"bid_size":3.0,"ask":443.5,"ask_size":3.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":-0.8503,"gamma":0.0006,"vega":7.2531,"theta":-0.4776,"rho":-11.8402,"theo":440.494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":420.650009155273},{"option":"SPXW260430C07315000","bid":26.8,"bid_size":12.0,"ask":27.5,"ask_size":9.0,"iv":0.1244,"open_interest":81.0,"volume":0.0,"delta":0.1462,"gamma":0.0006,"vega":7.1481,"theta":-0.5945,"rho":1.8264,"theo":26.9805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":29.9,"last_trade_time":"2026-02-12T15:58:41","percent_change":0.0,"prev_day_close":28.6499996185303},{"option":"SPXW260430P07315000","bid":439.1,"bid_size":2.0,"ask":450.6,"ask_size":2.0,"iv":0.1245,"open_interest":0.0,"volume":0.0,"delta":-0.8538,"gamma":0.0006,"vega":7.1481,"theta":-0.4652,"rho":-11.8935,"theo":444.5898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":424.449996948242},{"option":"SPXW260430C07320000","bid":25.9,"bid_size":30.0,"ask":26.7,"ask_size":26.0,"iv":0.1241,"open_interest":7.0,"volume":0.0,"delta":0.1428,"gamma":0.0006,"vega":7.0425,"theta":-0.5837,"rho":1.7831,"theo":26.1389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":25.97,"last_trade_time":"2026-02-13T09:40:14","percent_change":0.0,"prev_day_close":27.8000001907349},{"option":"SPXW260430P07320000","bid":445.3,"bid_size":3.0,"ask":451.7,"ask_size":3.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.8572,"gamma":0.0006,"vega":7.0425,"theta":-0.4529,"rho":-11.9461,"theo":448.7087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.850006103516},{"option":"SPXW260430C07325000","bid":25.1,"bid_size":19.0,"ask":25.9,"ask_size":28.0,"iv":0.1239,"open_interest":87.0,"volume":3.0,"delta":0.1394,"gamma":0.0006,"vega":6.9366,"theta":-0.573,"rho":1.7408,"theo":25.3199,"change":3.17,"open":30.2,"high":30.2,"low":28.22,"tick":"down","last_trade_price":28.22,"last_trade_time":"2026-02-18T15:58:33","percent_change":12.6547,"prev_day_close":26.9499998092651},{"option":"SPXW260430P07325000","bid":449.5,"bid_size":3.0,"ask":455.9,"ask_size":3.0,"iv":0.1234,"open_interest":2.0,"volume":0.0,"delta":-0.8606,"gamma":0.0006,"vega":6.9366,"theta":-0.4406,"rho":-11.9978,"theo":452.8503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":438.79,"last_trade_time":"2025-12-22T10:01:02","percent_change":0.0,"prev_day_close":433.300003051758},{"option":"SPXW260430C07330000","bid":24.3,"bid_size":32.0,"ask":25.1,"ask_size":28.0,"iv":0.1236,"open_interest":15.0,"volume":0.0,"delta":0.1361,"gamma":0.0006,"vega":6.8308,"theta":-0.5624,"rho":1.6994,"theo":24.5231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.99,"last_trade_time":"2026-02-12T15:06:15","percent_change":0.0,"prev_day_close":26.0999994277954},{"option":"SPXW260430P07330000","bid":453.1,"bid_size":3.0,"ask":460.1,"ask_size":3.0,"iv":0.1227,"open_interest":0.0,"volume":0.0,"delta":-0.8639,"gamma":0.0006,"vega":6.8308,"theta":-0.4285,"rho":-12.0486,"theo":457.0141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":437.5},{"option":"SPXW260430C07335000","bid":23.6,"bid_size":15.0,"ask":24.3,"ask_size":9.0,"iv":0.1234,"open_interest":29.0,"volume":0.0,"delta":0.1328,"gamma":0.0006,"vega":6.7252,"theta":-0.5518,"rho":1.6589,"theo":23.748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.9,"last_trade_time":"2026-02-17T09:38:47","percent_change":0.0,"prev_day_close":25.3000001907349},{"option":"SPXW260430P07335000","bid":455.7,"bid_size":2.0,"ask":467.2,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.8672,"gamma":0.0006,"vega":6.7252,"theta":-0.4164,"rho":-12.0984,"theo":461.1997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":440.900009155273},{"option":"SPXW260430C07340000","bid":22.8,"bid_size":15.0,"ask":23.6,"ask_size":29.0,"iv":0.1231,"open_interest":13.0,"volume":0.0,"delta":0.1296,"gamma":0.0006,"vega":6.6202,"theta":-0.5414,"rho":1.6194,"theo":22.9943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.3,"last_trade_time":"2026-02-17T12:22:36","percent_change":0.0,"prev_day_close":24.5},{"option":"SPXW260430P07340000","bid":462.0,"bid_size":3.0,"ask":468.8,"ask_size":3.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":-0.8704,"gamma":0.0006,"vega":6.6202,"theta":-0.4044,"rho":-12.1473,"theo":465.4065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":445.700012207031},{"option":"SPXW260430C07345000","bid":22.1,"bid_size":16.0,"ask":22.8,"ask_size":10.0,"iv":0.1228,"open_interest":28.0,"volume":40.0,"delta":0.1265,"gamma":0.0006,"vega":6.516,"theta":-0.531,"rho":1.5806,"theo":22.2614,"change":2.6,"open":24.3,"high":24.95,"low":24.3,"tick":"down","last_trade_price":24.75,"last_trade_time":"2026-02-18T09:59:00","percent_change":11.7382,"prev_day_close":23.75},{"option":"SPXW260430P07345000","bid":464.1,"bid_size":2.0,"ask":475.6,"ask_size":2.0,"iv":0.1229,"open_interest":0.0,"volume":0.0,"delta":-0.8735,"gamma":0.0006,"vega":6.516,"theta":-0.3925,"rho":-12.1954,"theo":469.6341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":449.5},{"option":"SPXW260430C07350000","bid":21.4,"bid_size":16.0,"ask":22.1,"ask_size":30.0,"iv":0.1226,"open_interest":594.0,"volume":20.0,"delta":0.1234,"gamma":0.0006,"vega":6.4126,"theta":-0.5208,"rho":1.5425,"theo":21.549,"change":4.77,"open":26.12,"high":26.12,"low":26.12,"tick":"no_change","last_trade_price":26.12,"last_trade_time":"2026-02-18T10:58:37","percent_change":22.3419,"prev_day_close":23.0},{"option":"SPXW260430P07350000","bid":470.4,"bid_size":3.0,"ask":477.0,"ask_size":3.0,"iv":0.122,"open_interest":0.0,"volume":0.0,"delta":-0.8766,"gamma":0.0006,"vega":6.4126,"theta":-0.3807,"rho":-12.243,"theo":473.8823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":426.06,"last_trade_time":"2026-02-06T12:51:01","percent_change":0.0,"prev_day_close":454.300003051758},{"option":"SPXW260430C07355000","bid":20.7,"bid_size":17.0,"ask":21.4,"ask_size":10.0,"iv":0.1224,"open_interest":120.0,"volume":0.0,"delta":0.1204,"gamma":0.0005,"vega":6.3099,"theta":-0.5106,"rho":1.5048,"theo":20.8569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":42.5,"last_trade_time":"2026-02-11T09:35:29","percent_change":0.0,"prev_day_close":22.25},{"option":"SPXW260430P07355000","bid":472.6,"bid_size":2.0,"ask":484.1,"ask_size":2.0,"iv":0.1224,"open_interest":0.0,"volume":0.0,"delta":-0.8796,"gamma":0.0005,"vega":6.3099,"theta":-0.369,"rho":-12.29,"theo":478.1508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.849990844727},{"option":"SPXW260430C07360000","bid":20.1,"bid_size":18.0,"ask":20.7,"ask_size":31.0,"iv":0.1222,"open_interest":7.0,"volume":3.0,"delta":0.1174,"gamma":0.0005,"vega":6.2079,"theta":-0.5006,"rho":1.4676,"theo":20.1847,"change":4.55,"open":24.6,"high":24.6,"low":24.6,"tick":"up","last_trade_price":24.6,"last_trade_time":"2026-02-18T10:49:51","percent_change":22.6933,"prev_day_close":21.5500001907349},{"option":"SPXW260430P07360000","bid":479.0,"bid_size":3.0,"ask":485.6,"ask_size":3.0,"iv":0.1216,"open_interest":5.0,"volume":0.0,"delta":-0.8826,"gamma":0.0005,"vega":6.2079,"theta":-0.3575,"rho":-12.3366,"theo":482.4391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.07,"last_trade_time":"2026-02-02T12:23:33","percent_change":0.0,"prev_day_close":462.600006103516},{"option":"SPXW260430C07365000","bid":19.4,"bid_size":18.0,"ask":20.1,"ask_size":11.0,"iv":0.122,"open_interest":14.0,"volume":0.0,"delta":0.1144,"gamma":0.0005,"vega":6.1063,"theta":-0.4906,"rho":1.4307,"theo":19.5322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":40.3,"last_trade_time":"2026-02-11T09:35:25","percent_change":0.0,"prev_day_close":20.8500003814697},{"option":"SPXW260430P07365000","bid":481.2,"bid_size":2.0,"ask":492.7,"ask_size":2.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.8856,"gamma":0.0005,"vega":6.1063,"theta":-0.346,"rho":-12.3828,"theo":486.7472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.349990844727},{"option":"SPXW260430C07370000","bid":18.8,"bid_size":18.0,"ask":19.5,"ask_size":34.0,"iv":0.1218,"open_interest":49.0,"volume":0.0,"delta":0.1116,"gamma":0.0005,"vega":6.0049,"theta":-0.4808,"rho":1.3943,"theo":18.8992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.1,"last_trade_time":"2026-02-13T14:58:21","percent_change":0.0,"prev_day_close":20.1999998092651},{"option":"SPXW260430P07370000","bid":487.6,"bid_size":3.0,"ask":494.2,"ask_size":3.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.8884,"gamma":0.0005,"vega":6.0049,"theta":-0.3347,"rho":-12.4286,"theo":491.0748,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":471.300003051758},{"option":"SPXW260430C07375000","bid":18.2,"bid_size":19.0,"ask":18.8,"ask_size":33.0,"iv":0.1215,"open_interest":122.0,"volume":0.0,"delta":0.1087,"gamma":0.0005,"vega":5.9037,"theta":-0.4712,"rho":1.3585,"theo":18.2854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.0,"last_trade_time":"2026-02-17T13:26:47","percent_change":0.0,"prev_day_close":19.5500001907349},{"option":"SPXW260430P07375000","bid":492.0,"bid_size":3.0,"ask":498.6,"ask_size":3.0,"iv":0.1209,"open_interest":26.0,"volume":0.0,"delta":-0.8913,"gamma":0.0005,"vega":5.9037,"theta":-0.3234,"rho":-12.4738,"theo":495.4215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.84,"last_trade_time":"2026-01-26T11:53:12","percent_change":0.0,"prev_day_close":475.449996948242},{"option":"SPXW260430C07380000","bid":17.6,"bid_size":20.0,"ask":18.2,"ask_size":34.0,"iv":0.1213,"open_interest":9.0,"volume":2.0,"delta":0.106,"gamma":0.0005,"vega":5.8028,"theta":-0.4616,"rho":1.3234,"theo":17.6903,"change":3.5,"open":21.15,"high":21.15,"low":21.15,"tick":"up","last_trade_price":21.15,"last_trade_time":"2026-02-18T12:52:30","percent_change":19.83,"prev_day_close":18.9000005722046},{"option":"SPXW260430P07380000","bid":496.3,"bid_size":3.0,"ask":503.0,"ask_size":3.0,"iv":0.1207,"open_interest":0.0,"volume":0.0,"delta":-0.894,"gamma":0.0005,"vega":5.8028,"theta":-0.3124,"rho":-12.5182,"theo":499.787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":480.050003051758},{"option":"SPXW260430C07385000","bid":17.0,"bid_size":25.0,"ask":17.7,"ask_size":13.0,"iv":0.1212,"open_interest":67.0,"volume":2.0,"delta":0.1033,"gamma":0.0005,"vega":5.7022,"theta":-0.4522,"rho":1.2892,"theo":17.1135,"change":3.8,"open":20.9,"high":20.9,"low":20.9,"tick":"no_change","last_trade_price":20.9,"last_trade_time":"2026-02-18T10:47:00","percent_change":22.2222,"prev_day_close":18.3000001907349},{"option":"SPXW260430P07385000","bid":498.7,"bid_size":2.0,"ask":509.9,"ask_size":2.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.8968,"gamma":0.0005,"vega":5.7022,"theta":-0.3014,"rho":-12.5618,"theo":504.1708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":483.650009155273},{"option":"SPXW260430C07390000","bid":16.4,"bid_size":46.0,"ask":17.1,"ask_size":37.0,"iv":0.1209,"open_interest":6.0,"volume":0.0,"delta":0.1006,"gamma":0.0005,"vega":5.6022,"theta":-0.4429,"rho":1.256,"theo":16.5546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.35,"last_trade_time":"2026-02-17T13:26:47","percent_change":0.0,"prev_day_close":17.6999998092651},{"option":"SPXW260430P07390000","bid":505.1,"bid_size":3.0,"ask":511.8,"ask_size":3.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.8994,"gamma":0.0005,"vega":5.6022,"theta":-0.2905,"rho":-12.6044,"theo":508.5725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.550003051758},{"option":"SPXW260430C07395000","bid":15.9,"bid_size":26.0,"ask":16.6,"ask_size":13.0,"iv":0.1208,"open_interest":4.0,"volume":2.0,"delta":0.098,"gamma":0.0005,"vega":5.503,"theta":-0.4337,"rho":1.2237,"theo":16.0131,"change":3.15,"open":19.2,"high":19.2,"low":19.2,"tick":"up","last_trade_price":19.2,"last_trade_time":"2026-02-18T12:52:30","percent_change":19.6262,"prev_day_close":17.1999998092651},{"option":"SPXW260430P07395000","bid":507.6,"bid_size":2.0,"ask":518.8,"ask_size":2.0,"iv":0.121,"open_interest":0.0,"volume":0.0,"delta":-0.902,"gamma":0.0005,"vega":5.503,"theta":-0.2798,"rho":-12.6461,"theo":512.9916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":492.399993896484},{"option":"SPXW260430C07400000","bid":15.4,"bid_size":51.0,"ask":16.0,"ask_size":66.0,"iv":0.1206,"open_interest":1194.0,"volume":2.0,"delta":0.0955,"gamma":0.0005,"vega":5.4048,"theta":-0.4247,"rho":1.1922,"theo":15.4885,"change":1.56,"open":17.16,"high":17.16,"low":17.16,"tick":"no_change","last_trade_price":17.16,"last_trade_time":"2026-02-18T15:52:39","percent_change":10.0,"prev_day_close":16.6999998092651},{"option":"SPXW260430P07400000","bid":513.9,"bid_size":3.0,"ask":520.7,"ask_size":3.0,"iv":0.1199,"open_interest":18.0,"volume":0.0,"delta":-0.9045,"gamma":0.0005,"vega":5.4048,"theta":-0.2693,"rho":-12.6869,"theo":517.4275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":432.95,"last_trade_time":"2026-02-12T10:08:15","percent_change":0.0,"prev_day_close":497.75},{"option":"SPXW260430C07405000","bid":14.9,"bid_size":22.0,"ask":15.5,"ask_size":11.0,"iv":0.1204,"open_interest":35.0,"volume":1.0,"delta":0.093,"gamma":0.0005,"vega":5.3079,"theta":-0.4158,"rho":1.1616,"theo":14.9803,"change":1.65,"open":16.65,"high":16.65,"low":16.65,"tick":"up","last_trade_price":16.65,"last_trade_time":"2026-02-18T09:56:50","percent_change":11.0,"prev_day_close":16.0999999046326},{"option":"SPXW260430P07405000","bid":516.4,"bid_size":2.0,"ask":527.6,"ask_size":2.0,"iv":0.1205,"open_interest":1.0,"volume":1.0,"delta":-0.907,"gamma":0.0005,"vega":5.3079,"theta":-0.2588,"rho":-12.7269,"theo":521.8799,"change":-24.53,"open":501.87,"high":501.87,"low":501.87,"tick":"up","last_trade_price":501.87,"last_trade_time":"2026-02-18T09:56:50","percent_change":-4.65995,"prev_day_close":501.25},{"option":"SPXW260430C07410000","bid":14.4,"bid_size":28.0,"ask":15.0,"ask_size":39.0,"iv":0.1202,"open_interest":10.0,"volume":0.0,"delta":0.0905,"gamma":0.0004,"vega":5.2123,"theta":-0.407,"rho":1.1316,"theo":14.4882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.9,"last_trade_time":"2026-02-12T15:58:41","percent_change":0.0,"prev_day_close":15.5},{"option":"SPXW260430P07410000","bid":522.8,"bid_size":3.0,"ask":529.6,"ask_size":3.0,"iv":0.1195,"open_interest":1.0,"volume":0.0,"delta":-0.9095,"gamma":0.0004,"vega":5.2123,"theta":-0.2485,"rho":-12.7663,"theo":526.3484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":435.79,"last_trade_time":"2026-02-12T10:04:16","percent_change":0.0,"prev_day_close":506.400009155273},{"option":"SPXW260430C07415000","bid":13.9,"bid_size":29.0,"ask":14.5,"ask_size":11.0,"iv":0.12,"open_interest":51.0,"volume":20.0,"delta":0.0882,"gamma":0.0004,"vega":5.118,"theta":-0.3984,"rho":1.1021,"theo":14.0118,"change":3.3,"open":17.4,"high":17.4,"low":17.4,"tick":"up","last_trade_price":17.4,"last_trade_time":"2026-02-18T10:55:58","percent_change":23.4043,"prev_day_close":15.0999999046326},{"option":"SPXW260430P07415000","bid":525.4,"bid_size":2.0,"ask":536.6,"ask_size":2.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.9118,"gamma":0.0004,"vega":5.118,"theta":-0.2384,"rho":-12.8052,"theo":530.8325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":510.150009155273},{"option":"SPXW260430C07420000","bid":13.4,"bid_size":53.0,"ask":14.1,"ask_size":43.0,"iv":0.1199,"open_interest":3.0,"volume":0.0,"delta":0.0858,"gamma":0.0004,"vega":5.0249,"theta":-0.3899,"rho":1.0731,"theo":13.5508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.9,"last_trade_time":"2026-02-12T15:58:41","percent_change":0.0,"prev_day_close":14.5500001907349},{"option":"SPXW260430P07420000","bid":531.2,"bid_size":3.0,"ask":538.6,"ask_size":3.0,"iv":0.1185,"open_interest":0.0,"volume":0.0,"delta":-0.9142,"gamma":0.0004,"vega":5.0249,"theta":-0.2284,"rho":-12.8436,"theo":535.3321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.550018310547},{"option":"SPXW260430C07425000","bid":13.0,"bid_size":29.0,"ask":13.6,"ask_size":42.0,"iv":0.1198,"open_interest":59.0,"volume":0.0,"delta":0.0836,"gamma":0.0004,"vega":4.9329,"theta":-0.3816,"rho":1.0445,"theo":13.1049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.2,"last_trade_time":"2026-02-17T14:35:49","percent_change":0.0,"prev_day_close":14.0999999046326},{"option":"SPXW260430P07425000","bid":536.3,"bid_size":3.0,"ask":543.1,"ask_size":3.0,"iv":0.119,"open_interest":4.0,"volume":0.0,"delta":-0.9164,"gamma":0.0004,"vega":4.9329,"theta":-0.2185,"rho":-12.8815,"theo":539.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":534.46,"last_trade_time":"2026-02-13T10:36:32","percent_change":0.0,"prev_day_close":520.0},{"option":"SPXW260430C07430000","bid":12.5,"bid_size":56.0,"ask":13.2,"ask_size":45.0,"iv":0.1196,"open_interest":3.0,"volume":0.0,"delta":0.0814,"gamma":0.0004,"vega":4.8419,"theta":-0.3734,"rho":1.0164,"theo":12.6739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.0,"last_trade_time":"2026-02-12T15:58:40","percent_change":0.0,"prev_day_close":13.5999999046326},{"option":"SPXW260430P07430000","bid":540.2,"bid_size":3.0,"ask":547.8,"ask_size":3.0,"iv":0.1183,"open_interest":2.0,"volume":0.0,"delta":-0.9187,"gamma":0.0004,"vega":4.8419,"theta":-0.2088,"rho":-12.9189,"theo":544.3763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":481.48,"last_trade_time":"2026-01-23T15:58:43","percent_change":0.0,"prev_day_close":524.25},{"option":"SPXW260430C07435000","bid":12.2,"bid_size":37.0,"ask":12.8,"ask_size":46.0,"iv":0.1196,"open_interest":40.0,"volume":0.0,"delta":0.0792,"gamma":0.0004,"vega":4.7518,"theta":-0.3653,"rho":0.9889,"theo":12.2573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.7,"last_trade_time":"2026-02-17T09:51:00","percent_change":0.0,"prev_day_close":13.1999998092651},{"option":"SPXW260430P07435000","bid":543.5,"bid_size":2.0,"ask":554.7,"ask_size":2.0,"iv":0.1198,"open_interest":0.0,"volume":0.0,"delta":-0.9208,"gamma":0.0004,"vega":4.7518,"theta":-0.1992,"rho":-12.9558,"theo":548.9203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":528.149993896484},{"option":"SPXW260430C07440000","bid":11.8,"bid_size":32.0,"ask":12.4,"ask_size":80.0,"iv":0.1195,"open_interest":6.0,"volume":0.0,"delta":0.0771,"gamma":0.0004,"vega":4.6625,"theta":-0.3574,"rho":0.9621,"theo":11.8548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":11.0,"last_trade_time":"2026-02-17T09:55:26","percent_change":0.0,"prev_day_close":12.75},{"option":"SPXW260430P07440000","bid":549.9,"bid_size":3.0,"ask":556.8,"ask_size":3.0,"iv":0.1186,"open_interest":1.0,"volume":0.0,"delta":-0.9229,"gamma":0.0004,"vega":4.6625,"theta":-0.1897,"rho":-12.992,"theo":553.4784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":476.85,"last_trade_time":"2026-01-29T13:43:12","percent_change":0.0,"prev_day_close":533.350006103516},{"option":"SPXW260430C07445000","bid":11.4,"bid_size":33.0,"ask":12.0,"ask_size":48.0,"iv":0.1193,"open_interest":2.0,"volume":0.0,"delta":0.075,"gamma":0.0004,"vega":4.5741,"theta":-0.3497,"rho":0.936,"theo":11.466,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.7,"last_trade_time":"2026-02-12T15:58:40","percent_change":0.0,"prev_day_close":12.3000001907349},{"option":"SPXW260430P07445000","bid":552.6,"bid_size":2.0,"ask":563.7,"ask_size":2.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.925,"gamma":0.0004,"vega":4.5741,"theta":-0.1805,"rho":-13.0274,"theo":558.0501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":537.350006103516},{"option":"SPXW260430C07450000","bid":11.0,"bid_size":39.0,"ask":11.6,"ask_size":82.0,"iv":0.1192,"open_interest":761.0,"volume":2.0,"delta":0.073,"gamma":0.0004,"vega":4.4866,"theta":-0.3421,"rho":0.9108,"theo":11.0904,"change":1.06,"open":12.36,"high":12.36,"low":12.36,"tick":"no_change","last_trade_price":12.36,"last_trade_time":"2026-02-18T15:52:39","percent_change":9.38053,"prev_day_close":11.9000000953674},{"option":"SPXW260430P07450000","bid":559.0,"bid_size":3.0,"ask":565.9,"ask_size":3.0,"iv":0.1182,"open_interest":0.0,"volume":0.0,"delta":-0.927,"gamma":0.0004,"vega":4.4866,"theta":-0.1713,"rho":-13.0621,"theo":562.6351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":542.5},{"option":"SPXW260430C07455000","bid":10.7,"bid_size":39.0,"ask":11.2,"ask_size":48.0,"iv":0.1191,"open_interest":39.0,"volume":0.0,"delta":0.071,"gamma":0.0004,"vega":4.4003,"theta":-0.3346,"rho":0.8863,"theo":10.7276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":11.46,"last_trade_time":"2026-02-17T11:17:29","percent_change":0.0,"prev_day_close":11.5500001907349},{"option":"SPXW260430P07455000","bid":561.8,"bid_size":2.0,"ask":573.0,"ask_size":2.0,"iv":0.1193,"open_interest":0.0,"volume":0.0,"delta":-0.929,"gamma":0.0004,"vega":4.4003,"theta":-0.1623,"rho":-13.0959,"theo":567.2329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":546.299987792969},{"option":"SPXW260430C07460000","bid":10.3,"bid_size":35.0,"ask":10.8,"ask_size":50.0,"iv":0.1189,"open_interest":36.0,"volume":0.0,"delta":0.0691,"gamma":0.0004,"vega":4.3152,"theta":-0.3273,"rho":0.8627,"theo":10.3772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.7,"last_trade_time":"2026-02-17T09:55:26","percent_change":0.0,"prev_day_close":11.1499996185303},{"option":"SPXW260430P07460000","bid":568.2,"bid_size":3.0,"ask":575.6,"ask_size":3.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9309,"gamma":0.0004,"vega":4.3152,"theta":-0.1535,"rho":-13.1289,"theo":571.8431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":551.75},{"option":"SPXW260430C07465000","bid":10.0,"bid_size":35.0,"ask":10.5,"ask_size":49.0,"iv":0.1189,"open_interest":7.0,"volume":0.0,"delta":0.0673,"gamma":0.0004,"vega":4.2315,"theta":-0.3201,"rho":0.8397,"theo":10.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":14.31,"last_trade_time":"2026-02-05T11:37:57","percent_change":0.0,"prev_day_close":10.8000001907349},{"option":"SPXW260430P07465000","bid":571.0,"bid_size":2.0,"ask":582.2,"ask_size":2.0,"iv":0.1191,"open_interest":0.0,"volume":0.0,"delta":-0.9327,"gamma":0.0004,"vega":4.2315,"theta":-0.1448,"rho":-13.1612,"theo":576.4652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.5},{"option":"SPXW260430C07470000","bid":9.6,"bid_size":41.0,"ask":10.2,"ask_size":87.0,"iv":0.1188,"open_interest":5.0,"volume":0.0,"delta":0.0655,"gamma":0.0004,"vega":4.1493,"theta":-0.3131,"rho":0.8174,"theo":9.7119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.8,"last_trade_time":"2026-02-09T15:37:14","percent_change":0.0,"prev_day_close":10.4499998092651},{"option":"SPXW260430P07470000","bid":577.5,"bid_size":3.0,"ask":584.4,"ask_size":3.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9345,"gamma":0.0004,"vega":4.1493,"theta":-0.1362,"rho":-13.193,"theo":581.0989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":560.850006103516},{"option":"SPXW260430C07475000","bid":9.3,"bid_size":36.0,"ask":9.8,"ask_size":53.0,"iv":0.1186,"open_interest":144.0,"volume":24.0,"delta":0.0637,"gamma":0.0004,"vega":4.0686,"theta":-0.3062,"rho":0.7956,"theo":9.3963,"change":0.9,"open":11.5,"high":11.5,"low":10.0,"tick":"up","last_trade_price":10.5,"last_trade_time":"2026-02-18T15:52:55","percent_change":9.375,"prev_day_close":10.1500000953674},{"option":"SPXW260430P07475000","bid":582.1,"bid_size":3.0,"ask":589.1,"ask_size":3.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9363,"gamma":0.0004,"vega":4.0686,"theta":-0.1278,"rho":-13.2241,"theo":585.7439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":565.399993896484},{"option":"SPXW260430C07480000","bid":9.0,"bid_size":37.0,"ask":9.5,"ask_size":54.0,"iv":0.1185,"open_interest":10.0,"volume":2.0,"delta":0.062,"gamma":0.0003,"vega":3.9894,"theta":-0.2995,"rho":0.7742,"theo":9.0916,"change":1.85,"open":11.3,"high":11.3,"low":11.1,"tick":"down","last_trade_price":11.1,"last_trade_time":"2026-02-18T10:45:17","percent_change":20.0,"prev_day_close":9.80000019073486},{"option":"SPXW260430P07480000","bid":586.8,"bid_size":3.0,"ask":593.7,"ask_size":3.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.938,"gamma":0.0003,"vega":3.9894,"theta":-0.1195,"rho":-13.2549,"theo":590.3997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":570.199981689453},{"option":"SPXW260430C07485000","bid":8.7,"bid_size":37.0,"ask":9.2,"ask_size":14.0,"iv":0.1185,"open_interest":5.0,"volume":5.0,"delta":0.0603,"gamma":0.0003,"vega":3.9116,"theta":-0.2929,"rho":0.7533,"theo":8.7975,"change":1.65,"open":10.8,"high":10.9,"low":10.6,"tick":"no_change","last_trade_price":10.6,"last_trade_time":"2026-02-18T10:38:45","percent_change":18.4358,"prev_day_close":9.5},{"option":"SPXW260430P07485000","bid":589.6,"bid_size":2.0,"ask":600.4,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9397,"gamma":0.0003,"vega":3.9116,"theta":-0.1114,"rho":-13.2852,"theo":595.0663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":574.149993896484},{"option":"SPXW260430C07490000","bid":8.4,"bid_size":38.0,"ask":8.9,"ask_size":57.0,"iv":0.1184,"open_interest":9.0,"volume":9.0,"delta":0.0587,"gamma":0.0003,"vega":3.8352,"theta":-0.2865,"rho":0.7327,"theo":8.5139,"change":1.75,"open":10.6,"high":10.6,"low":10.3,"tick":"no_change","last_trade_price":10.4,"last_trade_time":"2026-02-18T11:52:46","percent_change":20.2312,"prev_day_close":9.14999961853027},{"option":"SPXW260430P07490000","bid":596.1,"bid_size":3.0,"ask":603.1,"ask_size":3.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9413,"gamma":0.0003,"vega":3.8352,"theta":-0.1034,"rho":-13.315,"theo":599.7432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.550018310547},{"option":"SPXW260430C07495000","bid":8.1,"bid_size":38.0,"ask":8.7,"ask_size":53.0,"iv":0.1184,"open_interest":12.0,"volume":4.0,"delta":0.0571,"gamma":0.0003,"vega":3.76,"theta":-0.2802,"rho":0.7127,"theo":8.2403,"change":1.75,"open":9.9,"high":10.1,"low":9.9,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-18T10:45:00","percent_change":20.9581,"prev_day_close":8.90000009536743},{"option":"SPXW260430P07495000","bid":598.6,"bid_size":2.0,"ask":610.0,"ask_size":2.0,"iv":0.1181,"open_interest":0.0,"volume":0.0,"delta":-0.9429,"gamma":0.0003,"vega":3.76,"theta":-0.0956,"rho":-13.3445,"theo":604.4301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.350006103516},{"option":"SPXW260430C07500000","bid":7.9,"bid_size":39.0,"ask":8.4,"ask_size":98.0,"iv":0.1184,"open_interest":217.0,"volume":8.0,"delta":0.0556,"gamma":0.0003,"vega":3.6861,"theta":-0.274,"rho":0.6931,"theo":7.9765,"change":1.4,"open":9.55,"high":9.9,"low":9.55,"tick":"no_change","last_trade_price":9.6,"last_trade_time":"2026-02-18T10:38:32","percent_change":17.0732,"prev_day_close":8.59999990463257},{"option":"SPXW260430P07500000","bid":605.4,"bid_size":3.0,"ask":612.5,"ask_size":3.0,"iv":0.1173,"open_interest":5.0,"volume":1.0,"delta":-0.9444,"gamma":0.0003,"vega":3.6861,"theta":-0.0879,"rho":-13.3734,"theo":609.1269,"change":-46.0,"open":568.0,"high":568.0,"low":568.0,"tick":"down","last_trade_price":568.0,"last_trade_time":"2026-02-18T10:07:18","percent_change":-7.49186,"prev_day_close":588.950012207031},{"option":"SPXW260430C07505000","bid":7.6,"bid_size":39.0,"ask":8.1,"ask_size":54.0,"iv":0.1182,"open_interest":7.0,"volume":5.0,"delta":0.0541,"gamma":0.0003,"vega":3.6133,"theta":-0.268,"rho":0.6741,"theo":7.7221,"change":1.45,"open":9.6,"high":9.6,"low":9.3,"tick":"down","last_trade_price":9.3,"last_trade_time":"2026-02-18T10:39:30","percent_change":18.4713,"prev_day_close":8.30000019073486},{"option":"SPXW260430P07505000","bid":608.3,"bid_size":2.0,"ask":619.3,"ask_size":2.0,"iv":0.1177,"open_interest":0.0,"volume":0.0,"delta":-0.9459,"gamma":0.0003,"vega":3.6133,"theta":-0.0804,"rho":-13.4018,"theo":613.8331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":592.649993896484},{"option":"SPXW260430C07510000","bid":7.4,"bid_size":40.0,"ask":7.9,"ask_size":102.0,"iv":0.1183,"open_interest":24.0,"volume":4.0,"delta":0.0526,"gamma":0.0003,"vega":3.5416,"theta":-0.2621,"rho":0.6557,"theo":7.4768,"change":1.45,"open":9.3,"high":9.3,"low":9.0,"tick":"up","last_trade_price":9.1,"last_trade_time":"2026-02-18T10:45:13","percent_change":18.9542,"prev_day_close":8.0},{"option":"SPXW260430P07510000","bid":614.8,"bid_size":3.0,"ask":621.9,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9474,"gamma":0.0003,"vega":3.5416,"theta":-0.0729,"rho":-13.4295,"theo":618.5484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.25},{"option":"SPXW260430C07515000","bid":7.1,"bid_size":40.0,"ask":7.6,"ask_size":56.0,"iv":0.1181,"open_interest":6.0,"volume":2.0,"delta":0.0512,"gamma":0.0003,"vega":3.4712,"theta":-0.2564,"rho":0.638,"theo":7.2403,"change":1.45,"open":9.0,"high":9.0,"low":8.8,"tick":"down","last_trade_price":8.8,"last_trade_time":"2026-02-18T10:45:10","percent_change":19.7279,"prev_day_close":7.79999995231628},{"option":"SPXW260430P07515000","bid":617.8,"bid_size":2.0,"ask":629.0,"ask_size":2.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9488,"gamma":0.0003,"vega":3.4712,"theta":-0.0656,"rho":-13.4567,"theo":623.2725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":602.200012207031},{"option":"SPXW260430C07520000","bid":6.9,"bid_size":41.0,"ask":7.4,"ask_size":107.0,"iv":0.1182,"open_interest":18.0,"volume":4.0,"delta":0.0498,"gamma":0.0003,"vega":3.4019,"theta":-0.2507,"rho":0.6208,"theo":7.0123,"change":1.25,"open":8.7,"high":8.7,"low":8.4,"tick":"no_change","last_trade_price":8.4,"last_trade_time":"2026-02-18T10:39:17","percent_change":17.4825,"prev_day_close":7.5},{"option":"SPXW260430P07520000","bid":624.3,"bid_size":3.0,"ask":631.4,"ask_size":3.0,"iv":0.1172,"open_interest":0.0,"volume":0.0,"delta":-0.9502,"gamma":0.0003,"vega":3.4019,"theta":-0.0585,"rho":-13.4832,"theo":628.005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.600006103516},{"option":"SPXW260430C07525000","bid":6.7,"bid_size":42.0,"ask":7.2,"ask_size":109.0,"iv":0.1182,"open_interest":119.0,"volume":28.0,"delta":0.0485,"gamma":0.0003,"vega":3.3339,"theta":-0.2453,"rho":0.6043,"theo":6.7923,"change":0.3,"open":7.7,"high":8.4,"low":7.25,"tick":"down","last_trade_price":7.25,"last_trade_time":"2026-02-18T15:34:46","percent_change":4.31655,"prev_day_close":7.34999990463257},{"option":"SPXW260430P07525000","bid":629.0,"bid_size":3.0,"ask":636.1,"ask_size":3.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9515,"gamma":0.0003,"vega":3.3339,"theta":-0.0515,"rho":-13.5091,"theo":632.7456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":612.350006103516},{"option":"SPXW260430C07530000","bid":6.4,"bid_size":96.0,"ask":6.9,"ask_size":70.0,"iv":0.1179,"open_interest":6.0,"volume":2.0,"delta":0.0472,"gamma":0.0003,"vega":3.2672,"theta":-0.2399,"rho":0.5883,"theo":6.5801,"change":1.15,"open":8.0,"high":8.0,"low":7.9,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-18T10:38:42","percent_change":17.037,"prev_day_close":7.10000014305115},{"option":"SPXW260430P07530000","bid":633.5,"bid_size":3.0,"ask":641.4,"ask_size":3.0,"iv":0.1175,"open_interest":0.0,"volume":0.0,"delta":-0.9528,"gamma":0.0003,"vega":3.2672,"theta":-0.0446,"rho":-13.5345,"theo":637.494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.199981689453},{"option":"SPXW260430C07535000","bid":6.2,"bid_size":44.0,"ask":6.7,"ask_size":60.0,"iv":0.118,"open_interest":6.0,"volume":1.0,"delta":0.046,"gamma":0.0003,"vega":3.2018,"theta":-0.2347,"rho":0.5727,"theo":6.3754,"change":1.15,"open":7.7,"high":7.7,"low":7.7,"tick":"down","last_trade_price":7.7,"last_trade_time":"2026-02-18T10:39:46","percent_change":17.5573,"prev_day_close":6.79999995231628},{"option":"SPXW260430P07535000","bid":636.7,"bid_size":2.0,"ask":647.6,"ask_size":2.0,"iv":0.1173,"open_interest":1.0,"volume":0.0,"delta":-0.954,"gamma":0.0003,"vega":3.2018,"theta":-0.0378,"rho":-13.5594,"theo":642.2499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":548.32,"last_trade_time":"2026-02-02T10:01:07","percent_change":0.0,"prev_day_close":621.100006103516},{"option":"SPXW260430C07540000","bid":6.0,"bid_size":102.0,"ask":6.5,"ask_size":119.0,"iv":0.118,"open_interest":4.0,"volume":3.0,"delta":0.0447,"gamma":0.0003,"vega":3.1378,"theta":-0.2296,"rho":0.5576,"theo":6.1779,"change":1.05,"open":7.5,"high":7.5,"low":7.4,"tick":"down","last_trade_price":7.4,"last_trade_time":"2026-02-18T10:39:10","percent_change":16.5354,"prev_day_close":6.60000014305115},{"option":"SPXW260430P07540000","bid":643.2,"bid_size":2.0,"ask":650.3,"ask_size":2.0,"iv":0.1167,"open_interest":0.0,"volume":0.0,"delta":-0.9553,"gamma":0.0003,"vega":3.1378,"theta":-0.0312,"rho":-13.5839,"theo":647.0129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":626.5},{"option":"SPXW260430C07545000","bid":5.8,"bid_size":46.0,"ask":6.3,"ask_size":63.0,"iv":0.1179,"open_interest":5.0,"volume":2.0,"delta":0.0435,"gamma":0.0003,"vega":3.0752,"theta":-0.2246,"rho":0.5429,"theo":5.9874,"change":0.55,"open":6.7,"high":6.7,"low":6.7,"tick":"down","last_trade_price":6.7,"last_trade_time":"2026-02-18T09:59:58","percent_change":8.94309,"prev_day_close":6.39999985694885},{"option":"SPXW260430P07545000","bid":645.9,"bid_size":1.0,"ask":657.1,"ask_size":1.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9565,"gamma":0.0003,"vega":3.0752,"theta":-0.0246,"rho":-13.608,"theo":651.783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":630.600006103516},{"option":"SPXW260430C07550000","bid":5.7,"bid_size":47.0,"ask":6.1,"ask_size":125.0,"iv":0.1181,"open_interest":151.0,"volume":45.0,"delta":0.0424,"gamma":0.0002,"vega":3.014,"theta":-0.2197,"rho":0.5285,"theo":5.8037,"change":0.33,"open":6.28,"high":6.28,"low":6.28,"tick":"no_change","last_trade_price":6.28,"last_trade_time":"2026-02-18T15:13:04","percent_change":5.54622,"prev_day_close":6.25},{"option":"SPXW260430P07550000","bid":652.7,"bid_size":2.0,"ask":660.5,"ask_size":2.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9576,"gamma":0.0002,"vega":3.014,"theta":-0.0182,"rho":-13.6317,"theo":656.5598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":636.199981689453},{"option":"SPXW260430C07555000","bid":5.5,"bid_size":58.0,"ask":6.0,"ask_size":74.0,"iv":0.1182,"open_interest":9.0,"volume":0.0,"delta":0.0413,"gamma":0.0002,"vega":2.9541,"theta":-0.215,"rho":0.5144,"theo":5.6265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.8,"last_trade_time":"2026-02-02T12:12:50","percent_change":0.0,"prev_day_close":6.0},{"option":"SPXW260430P07555000","bid":655.8,"bid_size":1.0,"ask":666.7,"ask_size":1.0,"iv":0.1174,"open_interest":0.0,"volume":0.0,"delta":-0.9587,"gamma":0.0002,"vega":2.9541,"theta":-0.012,"rho":-13.6552,"theo":661.3432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":640.100006103516},{"option":"SPXW260430C07560000","bid":5.3,"bid_size":59.0,"ask":5.8,"ask_size":138.0,"iv":0.1181,"open_interest":11.0,"volume":0.0,"delta":0.0402,"gamma":0.0002,"vega":2.8954,"theta":-0.2103,"rho":0.5007,"theo":5.4556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.8,"last_trade_time":"2026-02-11T10:16:24","percent_change":0.0,"prev_day_close":5.84999990463257},{"option":"SPXW260430P07560000","bid":662.2,"bid_size":2.0,"ask":670.1,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9598,"gamma":0.0002,"vega":2.8954,"theta":-0.0058,"rho":-13.6783,"theo":666.1329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.850006103516},{"option":"SPXW260430C07565000","bid":5.2,"bid_size":10.0,"ask":5.6,"ask_size":76.0,"iv":0.1182,"open_interest":15.0,"volume":2.0,"delta":0.0391,"gamma":0.0002,"vega":2.838,"theta":-0.2058,"rho":0.4873,"theo":5.2908,"change":0.45,"open":5.9,"high":5.9,"low":5.9,"tick":"down","last_trade_price":5.9,"last_trade_time":"2026-02-18T09:59:58","percent_change":8.25688,"prev_day_close":5.70000004768372},{"option":"SPXW260430P07565000","bid":665.4,"bid_size":1.0,"ask":676.6,"ask_size":1.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9609,"gamma":0.0002,"vega":2.838,"theta":0.0,"rho":-13.701,"theo":670.9287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":651.649993896484},{"option":"SPXW260430C07570000","bid":5.0,"bid_size":61.0,"ask":5.4,"ask_size":136.0,"iv":0.1181,"open_interest":9.0,"volume":0.0,"delta":0.0381,"gamma":0.0002,"vega":2.7817,"theta":-0.2014,"rho":0.4743,"theo":5.1319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.56,"last_trade_time":"2026-02-17T11:14:30","percent_change":0.0,"prev_day_close":5.5},{"option":"SPXW260430P07570000","bid":671.9,"bid_size":2.0,"ask":679.3,"ask_size":2.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9619,"gamma":0.0002,"vega":2.7817,"theta":0.0,"rho":-13.7234,"theo":675.7304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":655.0},{"option":"SPXW260430C07575000","bid":4.8,"bid_size":128.0,"ask":5.3,"ask_size":146.0,"iv":0.1184,"open_interest":80.0,"volume":2.0,"delta":0.0371,"gamma":0.0002,"vega":2.7265,"theta":-0.1971,"rho":0.4617,"theo":4.9787,"change":0.5,"open":5.6,"high":5.6,"low":5.6,"tick":"down","last_trade_price":5.6,"last_trade_time":"2026-02-18T09:58:27","percent_change":9.80392,"prev_day_close":5.29999995231628},{"option":"SPXW260430P07575000","bid":676.7,"bid_size":2.0,"ask":684.4,"ask_size":2.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9629,"gamma":0.0002,"vega":2.7265,"theta":0.0,"rho":-13.7454,"theo":680.5377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":659.799987792969},{"option":"SPXW260430C07580000","bid":4.7,"bid_size":62.0,"ask":5.1,"ask_size":138.0,"iv":0.1182,"open_interest":8.0,"volume":0.0,"delta":0.0361,"gamma":0.0002,"vega":2.6724,"theta":-0.1929,"rho":0.4494,"theo":4.831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.65,"last_trade_time":"2026-02-13T09:57:36","percent_change":0.0,"prev_day_close":5.15000009536743},{"option":"SPXW260430P07580000","bid":681.5,"bid_size":2.0,"ask":689.2,"ask_size":2.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9639,"gamma":0.0002,"vega":2.6724,"theta":0.0,"rho":-13.767,"theo":685.3505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":664.5},{"option":"SPXW260430C07585000","bid":4.5,"bid_size":63.0,"ask":5.0,"ask_size":80.0,"iv":0.1182,"open_interest":9.0,"volume":0.0,"delta":0.0352,"gamma":0.0002,"vega":2.6194,"theta":-0.1888,"rho":0.4376,"theo":4.6884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.7,"last_trade_time":"2026-02-17T15:59:53","percent_change":0.0,"prev_day_close":5.0},{"option":"SPXW260430P07585000","bid":684.6,"bid_size":1.0,"ask":695.8,"ask_size":1.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":-0.9648,"gamma":0.0002,"vega":2.6194,"theta":0.0,"rho":-13.7882,"theo":690.1686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":670.100006103516},{"option":"SPXW260430C07590000","bid":4.4,"bid_size":64.0,"ask":4.8,"ask_size":141.0,"iv":0.1182,"open_interest":12.0,"volume":0.0,"delta":0.0343,"gamma":0.0002,"vega":2.5674,"theta":-0.1848,"rho":0.4262,"theo":4.5509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.4,"last_trade_time":"2026-02-11T10:37:31","percent_change":0.0,"prev_day_close":4.84999990463257},{"option":"SPXW260430P07590000","bid":691.1,"bid_size":2.0,"ask":698.4,"ask_size":2.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9657,"gamma":0.0002,"vega":2.5674,"theta":0.0,"rho":-13.809,"theo":694.9916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":674.349975585938},{"option":"SPXW260430C07595000","bid":4.3,"bid_size":10.0,"ask":4.7,"ask_size":83.0,"iv":0.1184,"open_interest":0.0,"volume":0.0,"delta":0.0334,"gamma":0.0002,"vega":2.5164,"theta":-0.1809,"rho":0.4152,"theo":4.4181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4.70000004768372},{"option":"SPXW260430P07595000","bid":694.2,"bid_size":1.0,"ask":705.1,"ask_size":1.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9666,"gamma":0.0002,"vega":2.5164,"theta":0.0,"rho":-13.8293,"theo":699.8194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.5},{"option":"SPXW260430C07600000","bid":4.2,"bid_size":50.0,"ask":4.5,"ask_size":128.0,"iv":0.1184,"open_interest":2338.0,"volume":47.0,"delta":0.0326,"gamma":0.0002,"vega":2.4665,"theta":-0.1771,"rho":0.4046,"theo":4.29,"change":0.23,"open":4.88,"high":4.88,"low":4.63,"tick":"no_change","last_trade_price":4.63,"last_trade_time":"2026-02-18T15:13:04","percent_change":5.22727,"prev_day_close":4.54999995231628},{"option":"SPXW260430P07600000","bid":700.7,"bid_size":2.0,"ask":708.1,"ask_size":2.0,"iv":0.1169,"open_interest":0.0,"volume":0.0,"delta":-0.9674,"gamma":0.0002,"vega":2.4665,"theta":0.0,"rho":-13.8493,"theo":704.6518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":683.899993896484},{"option":"SPXW260430C07605000","bid":4.0,"bid_size":66.0,"ask":4.4,"ask_size":75.0,"iv":0.1184,"open_interest":4.0,"volume":0.0,"delta":0.0317,"gamma":0.0002,"vega":2.4177,"theta":-0.1734,"rho":0.3944,"theo":4.1662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.7,"last_trade_time":"2026-02-10T15:43:22","percent_change":0.0,"prev_day_close":4.45000004768372},{"option":"SPXW260430P07605000","bid":703.9,"bid_size":1.0,"ask":714.8,"ask_size":1.0,"iv":0.1175,"open_interest":0.0,"volume":0.0,"delta":-0.9683,"gamma":0.0002,"vega":2.4177,"theta":0.0,"rho":-13.869,"theo":709.4886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":689.350006103516},{"option":"SPXW260430C07610000","bid":3.9,"bid_size":67.0,"ask":4.3,"ask_size":157.0,"iv":0.1185,"open_interest":5.0,"volume":0.0,"delta":0.0309,"gamma":0.0002,"vega":2.3699,"theta":-0.1698,"rho":0.3844,"theo":4.0467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.93,"last_trade_time":"2026-02-17T10:01:24","percent_change":0.0,"prev_day_close":4.29999995231628},{"option":"SPXW260430P07610000","bid":710.4,"bid_size":2.0,"ask":718.0,"ask_size":2.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9691,"gamma":0.0002,"vega":2.3699,"theta":0.0,"rho":-13.8883,"theo":714.3297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":693.650024414062},{"option":"SPXW260430C07615000","bid":3.8,"bid_size":68.0,"ask":4.2,"ask_size":86.0,"iv":0.1187,"open_interest":5.0,"volume":0.0,"delta":0.0301,"gamma":0.0002,"vega":2.3232,"theta":-0.1663,"rho":0.3747,"theo":3.9312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.9,"last_trade_time":"2026-02-11T12:43:51","percent_change":0.0,"prev_day_close":4.15000009536743},{"option":"SPXW260430P07615000","bid":713.6,"bid_size":1.0,"ask":724.4,"ask_size":1.0,"iv":0.1175,"open_interest":0.0,"volume":0.0,"delta":-0.9699,"gamma":0.0002,"vega":2.3232,"theta":0.0,"rho":-13.9073,"theo":719.1747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":698.850006103516},{"option":"SPXW260430C07620000","bid":3.6,"bid_size":167.0,"ask":4.0,"ask_size":133.0,"iv":0.1183,"open_interest":2.0,"volume":2.0,"delta":0.0294,"gamma":0.0002,"vega":2.2776,"theta":-0.1629,"rho":0.3653,"theo":3.8196,"change":0.43,"open":4.33,"high":4.33,"low":4.33,"tick":"up","last_trade_price":4.33,"last_trade_time":"2026-02-18T10:04:04","percent_change":11.0256,"prev_day_close":4.04999995231628},{"option":"SPXW260430P07620000","bid":720.1,"bid_size":2.0,"ask":727.7,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9706,"gamma":0.0002,"vega":2.2776,"theta":0.0,"rho":-13.9262,"theo":724.0237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":703.25},{"option":"SPXW260430C07625000","bid":3.5,"bid_size":145.0,"ask":3.9,"ask_size":135.0,"iv":0.1184,"open_interest":4.0,"volume":0.0,"delta":0.0286,"gamma":0.0002,"vega":2.2329,"theta":-0.1595,"rho":0.3561,"theo":3.7118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":8.51,"last_trade_time":"2026-02-10T13:22:42","percent_change":0.0,"prev_day_close":3.94999992847443},{"option":"SPXW260430P07625000","bid":724.9,"bid_size":2.0,"ask":732.3,"ask_size":2.0,"iv":0.117,"open_interest":0.0,"volume":0.0,"delta":-0.9714,"gamma":0.0002,"vega":2.2329,"theta":0.0,"rho":-13.9447,"theo":728.8765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":708.050018310547},{"option":"SPXW260430C07630000","bid":3.4,"bid_size":147.0,"ask":3.8,"ask_size":155.0,"iv":0.1186,"open_interest":1.0,"volume":0.0,"delta":0.0279,"gamma":0.0002,"vega":2.1893,"theta":-0.1562,"rho":0.3471,"theo":3.6076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.0,"last_trade_time":"2026-02-02T13:58:16","percent_change":0.0,"prev_day_close":3.85000002384186},{"option":"SPXW260430P07630000","bid":729.8,"bid_size":2.0,"ask":737.3,"ask_size":2.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9721,"gamma":0.0002,"vega":2.1893,"theta":0.0,"rho":-13.9631,"theo":733.7329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":712.949981689453},{"option":"SPXW260430C07635000","bid":3.3,"bid_size":70.0,"ask":3.7,"ask_size":80.0,"iv":0.1187,"open_interest":0.0,"volume":0.0,"delta":0.0272,"gamma":0.0002,"vega":2.1467,"theta":-0.153,"rho":0.3383,"theo":3.507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3.70000004768372},{"option":"SPXW260430P07635000","bid":733.0,"bid_size":1.0,"ask":743.8,"ask_size":1.0,"iv":0.1176,"open_interest":0.0,"volume":0.0,"delta":-0.9728,"gamma":0.0002,"vega":2.1467,"theta":0.0,"rho":-13.9813,"theo":738.5929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":718.800018310547},{"option":"SPXW260430C07640000","bid":3.2,"bid_size":144.0,"ask":3.6,"ask_size":157.0,"iv":0.1187,"open_interest":2.0,"volume":0.0,"delta":0.0265,"gamma":0.0002,"vega":2.105,"theta":-0.1499,"rho":0.3297,"theo":3.4098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":6.5,"last_trade_time":"2026-02-04T12:33:37","percent_change":0.0,"prev_day_close":3.60000002384186},{"option":"SPXW260430P07640000","bid":739.5,"bid_size":2.0,"ask":747.4,"ask_size":2.0,"iv":0.1188,"open_interest":0.0,"volume":0.0,"delta":-0.9735,"gamma":0.0002,"vega":2.105,"theta":0.0,"rho":-13.9992,"theo":743.4562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":722.5},{"option":"SPXW260430C07645000","bid":3.1,"bid_size":67.0,"ask":3.5,"ask_size":82.0,"iv":0.1188,"open_interest":3.0,"volume":0.0,"delta":0.0259,"gamma":0.0002,"vega":2.0642,"theta":-0.1469,"rho":0.3214,"theo":3.3158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":11.05,"last_trade_time":"2026-02-02T12:32:04","percent_change":0.0,"prev_day_close":3.5},{"option":"SPXW260430P07645000","bid":742.7,"bid_size":1.0,"ask":753.6,"ask_size":1.0,"iv":0.1179,"open_interest":0.0,"volume":0.0,"delta":-0.9741,"gamma":0.0002,"vega":2.0642,"theta":0.0,"rho":-14.0169,"theo":748.3228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":728.700012207031},{"option":"SPXW260430C07650000","bid":3.0,"bid_size":172.0,"ask":3.4,"ask_size":162.0,"iv":0.1189,"open_interest":78.0,"volume":0.0,"delta":0.0252,"gamma":0.0002,"vega":2.0242,"theta":-0.1439,"rho":0.3132,"theo":3.225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.78,"last_trade_time":"2026-02-13T10:03:35","percent_change":0.0,"prev_day_close":3.39999997615814},{"option":"SPXW260430P07650000","bid":749.2,"bid_size":2.0,"ask":756.6,"ask_size":2.0,"iv":0.1173,"open_interest":0.0,"volume":0.0,"delta":-0.9748,"gamma":0.0002,"vega":2.0242,"theta":0.0,"rho":-14.0344,"theo":753.1925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":732.350006103516},{"option":"SPXW260430C07660000","bid":2.9,"bid_size":64.0,"ask":3.2,"ask_size":144.0,"iv":0.1192,"open_interest":9.0,"volume":1.0,"delta":0.024,"gamma":0.0002,"vega":1.9469,"theta":-0.1382,"rho":0.2977,"theo":3.0523,"change":0.4,"open":3.5,"high":3.5,"low":3.5,"tick":"down","last_trade_price":3.5,"last_trade_time":"2026-02-18T14:15:30","percent_change":12.9032,"prev_day_close":3.25},{"option":"SPXW260430P07660000","bid":758.9,"bid_size":2.0,"ask":766.6,"ask_size":2.0,"iv":0.118,"open_interest":0.0,"volume":0.0,"delta":-0.976,"gamma":0.0002,"vega":1.9469,"theta":0.0,"rho":-14.0687,"theo":762.941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":742.200012207031},{"option":"SPXW260430C07670000","bid":2.7,"bid_size":70.0,"ask":3.0,"ask_size":147.0,"iv":0.1192,"open_interest":2.0,"volume":0.0,"delta":0.0229,"gamma":0.0001,"vega":1.8727,"theta":-0.1328,"rho":0.2832,"theo":2.8908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.47,"last_trade_time":"2026-02-12T11:15:28","percent_change":0.0,"prev_day_close":3.05000007152557},{"option":"SPXW260430P07670000","bid":768.7,"bid_size":2.0,"ask":776.2,"ask_size":2.0,"iv":0.1178,"open_interest":0.0,"volume":0.0,"delta":-0.9772,"gamma":0.0001,"vega":1.8727,"theta":0.0,"rho":-14.1019,"theo":772.7006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.799987792969},{"option":"SPXW260430C07680000","bid":2.55,"bid_size":71.0,"ask":2.85,"ask_size":149.0,"iv":0.1194,"open_interest":205.0,"volume":0.0,"delta":0.0218,"gamma":0.0001,"vega":1.8016,"theta":-0.1276,"rho":0.2697,"theo":2.7395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.93,"last_trade_time":"2026-02-12T11:38:27","percent_change":0.0,"prev_day_close":2.875},{"option":"SPXW260430P07680000","bid":778.2,"bid_size":2.0,"ask":786.4,"ask_size":2.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9782,"gamma":0.0001,"vega":1.8016,"theta":0.0,"rho":-14.1342,"theo":782.4705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":761.450012207031},{"option":"SPXW260430C07690000","bid":2.4,"bid_size":67.0,"ask":2.7,"ask_size":152.0,"iv":0.1196,"open_interest":0.0,"volume":0.0,"delta":0.0207,"gamma":0.0001,"vega":1.7335,"theta":-0.1226,"rho":0.257,"theo":2.5976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2.72499990463257},{"option":"SPXW260430P07690000","bid":788.2,"bid_size":2.0,"ask":795.9,"ask_size":2.0,"iv":0.1186,"open_interest":0.0,"volume":0.0,"delta":-0.9793,"gamma":0.0001,"vega":1.7335,"theta":0.0,"rho":-14.1656,"theo":792.2498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.299987792969},{"option":"SPXW260430C07700000","bid":2.3,"bid_size":117.0,"ask":2.55,"ask_size":154.0,"iv":0.12,"open_interest":1170.0,"volume":1.0,"delta":0.0198,"gamma":0.0001,"vega":1.6682,"theta":-0.1179,"rho":0.2449,"theo":2.4645,"change":0.49,"open":2.99,"high":2.99,"low":2.99,"tick":"up","last_trade_price":2.99,"last_trade_time":"2026-02-18T11:16:40","percent_change":19.6,"prev_day_close":2.57500004768372},{"option":"SPXW260430P07700000","bid":798.0,"bid_size":2.0,"ask":806.1,"ask_size":2.0,"iv":0.1203,"open_interest":3.0,"volume":0.0,"delta":-0.9802,"gamma":0.0001,"vega":1.6682,"theta":0.0,"rho":-14.1964,"theo":802.0377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":769.65,"last_trade_time":"2025-12-31T15:36:35","percent_change":0.0,"prev_day_close":781.100006103516},{"option":"SPXW260430C07710000","bid":2.15,"bid_size":67.0,"ask":2.45,"ask_size":155.0,"iv":0.1202,"open_interest":17.0,"volume":0.0,"delta":0.0188,"gamma":0.0001,"vega":1.6057,"theta":-0.1134,"rho":0.2335,"theo":2.3394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.6,"last_trade_time":"2026-02-10T12:47:04","percent_change":0.0,"prev_day_close":2.42499995231628},{"option":"SPXW260430P07710000","bid":807.8,"bid_size":2.0,"ask":815.5,"ask_size":2.0,"iv":0.1191,"open_interest":0.0,"volume":0.0,"delta":-0.9812,"gamma":0.0001,"vega":1.6057,"theta":0.0,"rho":-14.2266,"theo":811.8338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":791.0},{"option":"SPXW260430C07720000","bid":2.0,"bid_size":93.0,"ask":2.3,"ask_size":157.0,"iv":0.1202,"open_interest":3.0,"volume":0.0,"delta":0.018,"gamma":0.0001,"vega":1.5459,"theta":-0.1091,"rho":0.2226,"theo":2.2219,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.22,"last_trade_time":"2026-02-17T10:33:24","percent_change":0.0,"prev_day_close":2.30000007152557},{"option":"SPXW260430P07720000","bid":817.5,"bid_size":2.0,"ask":825.3,"ask_size":2.0,"iv":0.1189,"open_interest":0.0,"volume":0.0,"delta":-0.982,"gamma":0.0001,"vega":1.5459,"theta":0.0,"rho":-14.2562,"theo":821.6375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":800.700012207031},{"option":"SPXW260430C07730000","bid":1.9,"bid_size":103.0,"ask":2.2,"ask_size":159.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":0.0171,"gamma":0.0001,"vega":1.4887,"theta":-0.105,"rho":0.2122,"theo":2.1115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2.17499995231628},{"option":"SPXW260430P07730000","bid":827.2,"bid_size":2.0,"ask":835.4,"ask_size":2.0,"iv":0.1199,"open_interest":0.0,"volume":0.0,"delta":-0.9829,"gamma":0.0001,"vega":1.4887,"theta":0.0,"rho":-14.2854,"theo":831.4482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":810.549987792969},{"option":"SPXW260430C07740000","bid":1.8,"bid_size":67.0,"ask":2.1,"ask_size":160.0,"iv":0.1209,"open_interest":0.0,"volume":0.0,"delta":0.0164,"gamma":0.0001,"vega":1.4339,"theta":-0.101,"rho":0.2023,"theo":2.0077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2.07500004768372},{"option":"SPXW260430P07740000","bid":836.9,"bid_size":2.0,"ask":845.2,"ask_size":2.0,"iv":0.1195,"open_interest":0.0,"volume":0.0,"delta":-0.9836,"gamma":0.0001,"vega":1.4339,"theta":0.0,"rho":-14.314,"theo":841.2656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.299987792969},{"option":"SPXW260430C07750000","bid":1.7,"bid_size":93.0,"ask":2.0,"ask_size":162.0,"iv":0.1212,"open_interest":78.0,"volume":0.0,"delta":0.0156,"gamma":0.0001,"vega":1.3814,"theta":-0.0973,"rho":0.1929,"theo":1.9102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-12T11:03:19","percent_change":0.0,"prev_day_close":1.97499996423721},{"option":"SPXW260430P07750000","bid":846.9,"bid_size":2.0,"ask":854.8,"ask_size":2.0,"iv":0.1195,"open_interest":0.0,"volume":0.0,"delta":-0.9844,"gamma":0.0001,"vega":1.3814,"theta":0.0,"rho":-14.3421,"theo":851.0892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.150024414062},{"option":"SPXW260430C07760000","bid":1.6,"bid_size":93.0,"ask":1.9,"ask_size":164.0,"iv":0.1214,"open_interest":7.0,"volume":0.0,"delta":0.0149,"gamma":0.0001,"vega":1.3311,"theta":-0.0937,"rho":0.1841,"theo":1.8184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-13T15:53:19","percent_change":0.0,"prev_day_close":1.875},{"option":"SPXW260430P07760000","bid":856.8,"bid_size":2.0,"ask":864.6,"ask_size":2.0,"iv":0.12,"open_interest":0.0,"volume":0.0,"delta":-0.9851,"gamma":0.0001,"vega":1.3311,"theta":0.0,"rho":-14.3696,"theo":860.9185,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":839.950012207031},{"option":"SPXW260430C07770000","bid":1.5,"bid_size":195.0,"ask":1.8,"ask_size":165.0,"iv":0.1216,"open_interest":1001.0,"volume":0.0,"delta":0.0142,"gamma":0.0001,"vega":1.2828,"theta":-0.0903,"rho":0.1759,"theo":1.7319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.49,"last_trade_time":"2026-02-09T09:59:00","percent_change":0.0,"prev_day_close":1.77499997615814},{"option":"SPXW260430P07770000","bid":866.4,"bid_size":2.0,"ask":874.7,"ask_size":2.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.9858,"gamma":0.0001,"vega":1.2828,"theta":0.0,"rho":-14.3966,"theo":870.7531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":849.75},{"option":"SPXW260430C07780000","bid":1.45,"bid_size":93.0,"ask":1.75,"ask_size":167.0,"iv":0.1222,"open_interest":12.0,"volume":0.0,"delta":0.0136,"gamma":0.0001,"vega":1.2365,"theta":-0.087,"rho":0.1681,"theo":1.6503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.67499995231628},{"option":"SPXW260430P07780000","bid":876.4,"bid_size":2.0,"ask":884.3,"ask_size":2.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9864,"gamma":0.0001,"vega":1.2365,"theta":0.0,"rho":-14.4231,"theo":880.5927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":859.5},{"option":"SPXW260430C07790000","bid":1.35,"bid_size":109.0,"ask":1.65,"ask_size":169.0,"iv":0.1223,"open_interest":3.0,"volume":0.0,"delta":0.013,"gamma":0.0001,"vega":1.1921,"theta":-0.0839,"rho":0.1608,"theo":1.5734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-13T14:50:23","percent_change":0.0,"prev_day_close":1.57500004768372},{"option":"SPXW260430P07790000","bid":886.1,"bid_size":2.0,"ask":894.4,"ask_size":2.0,"iv":0.1211,"open_interest":0.0,"volume":0.0,"delta":-0.987,"gamma":0.0001,"vega":1.1921,"theta":0.0,"rho":-14.4492,"theo":890.4369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":869.450012207031},{"option":"SPXW260430C07800000","bid":1.3,"bid_size":95.0,"ask":1.55,"ask_size":171.0,"iv":0.1226,"open_interest":264.0,"volume":0.0,"delta":0.0124,"gamma":0.0001,"vega":1.1496,"theta":-0.0809,"rho":0.1538,"theo":1.5007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.87,"last_trade_time":"2026-02-11T12:35:57","percent_change":0.0,"prev_day_close":1.52499997615814},{"option":"SPXW260430P07800000","bid":895.6,"bid_size":2.0,"ask":904.0,"ask_size":2.0,"iv":0.1175,"open_interest":2.0,"volume":0.0,"delta":-0.9876,"gamma":0.0001,"vega":1.1496,"theta":0.0,"rho":-14.4749,"theo":900.2854,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":917.86,"last_trade_time":"2025-12-16T09:46:26","percent_change":0.0,"prev_day_close":879.349975585938},{"option":"SPXW260430C07810000","bid":1.2,"bid_size":204.0,"ask":1.5,"ask_size":172.0,"iv":0.1228,"open_interest":0.0,"volume":0.0,"delta":0.0119,"gamma":0.0001,"vega":1.1088,"theta":-0.0781,"rho":0.1472,"theo":1.4322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.42499995231628},{"option":"SPXW260430P07810000","bid":906.0,"bid_size":2.0,"ask":913.9,"ask_size":2.0,"iv":0.1216,"open_interest":0.0,"volume":0.0,"delta":-0.9881,"gamma":0.0001,"vega":1.1088,"theta":0.0,"rho":-14.5003,"theo":910.138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":889.0},{"option":"SPXW260430C07820000","bid":1.15,"bid_size":109.0,"ask":1.45,"ask_size":174.0,"iv":0.1233,"open_interest":1.0,"volume":0.0,"delta":0.0114,"gamma":0.0001,"vega":1.0697,"theta":-0.0753,"rho":0.1408,"theo":1.3674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.55,"last_trade_time":"2026-02-13T15:30:05","percent_change":0.0,"prev_day_close":1.375},{"option":"SPXW260430P07820000","bid":915.9,"bid_size":2.0,"ask":923.8,"ask_size":2.0,"iv":0.1224,"open_interest":0.0,"volume":0.0,"delta":-0.9886,"gamma":0.0001,"vega":1.0697,"theta":0.0,"rho":-14.5254,"theo":919.9944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":898.899993896484},{"option":"SPXW260430C07830000","bid":1.1,"bid_size":106.0,"ask":1.4,"ask_size":176.0,"iv":0.1238,"open_interest":1510.0,"volume":0.0,"delta":0.0109,"gamma":0.0001,"vega":1.0322,"theta":-0.0727,"rho":0.1348,"theo":1.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.35,"last_trade_time":"2026-02-03T10:08:07","percent_change":0.0,"prev_day_close":1.30000001192093},{"option":"SPXW260430P07830000","bid":925.7,"bid_size":2.0,"ask":933.6,"ask_size":2.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.9891,"gamma":0.0001,"vega":1.0322,"theta":0.0,"rho":-14.5502,"theo":929.8544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":908.799987792969},{"option":"SPXW260430C07840000","bid":1.05,"bid_size":36.0,"ask":1.3,"ask_size":178.0,"iv":0.1239,"open_interest":3.0,"volume":0.0,"delta":0.0105,"gamma":0.0001,"vega":0.9964,"theta":-0.0702,"rho":0.129,"theo":1.2487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-06T09:57:43","percent_change":0.0,"prev_day_close":1.25},{"option":"SPXW260430P07840000","bid":935.3,"bid_size":2.0,"ask":943.8,"ask_size":2.0,"iv":0.1227,"open_interest":0.0,"volume":0.0,"delta":-0.9895,"gamma":0.0001,"vega":0.9964,"theta":0.0,"rho":-14.5747,"theo":939.7179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.649993896484},{"option":"SPXW260430C07850000","bid":1.0,"bid_size":30.0,"ask":1.25,"ask_size":179.0,"iv":0.1244,"open_interest":3504.0,"volume":0.0,"delta":0.01,"gamma":0.0001,"vega":0.962,"theta":-0.0678,"rho":0.1235,"theo":1.1942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.6,"last_trade_time":"2026-02-12T15:37:04","percent_change":0.0,"prev_day_close":1.17499995231628},{"option":"SPXW260430P07850000","bid":944.8,"bid_size":2.0,"ask":953.7,"ask_size":2.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.99,"gamma":0.0001,"vega":0.962,"theta":0.0,"rho":-14.599,"theo":949.5846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":928.650024414062},{"option":"SPXW260430C07860000","bid":0.95,"bid_size":31.0,"ask":1.2,"ask_size":181.0,"iv":0.1247,"open_interest":0.0,"volume":0.0,"delta":0.0096,"gamma":0.0001,"vega":0.9291,"theta":-0.0655,"rho":0.1183,"theo":1.1428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.125},{"option":"SPXW260430P07860000","bid":955.3,"bid_size":2.0,"ask":963.5,"ask_size":2.0,"iv":0.1249,"open_interest":0.0,"volume":0.0,"delta":-0.9904,"gamma":0.0001,"vega":0.9291,"theta":0.0,"rho":-14.6229,"theo":959.4543,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.549987792969},{"option":"SPXW260430C07870000","bid":0.9,"bid_size":31.0,"ask":1.15,"ask_size":183.0,"iv":0.1251,"open_interest":40.0,"volume":0.0,"delta":0.0092,"gamma":0.0001,"vega":0.8976,"theta":-0.0634,"rho":0.1134,"theo":1.0942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.1,"last_trade_time":"2026-02-11T14:29:32","percent_change":0.0,"prev_day_close":1.07500001788139},{"option":"SPXW260430P07870000","bid":965.2,"bid_size":2.0,"ask":973.1,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.9908,"gamma":0.0001,"vega":0.8976,"theta":0.0,"rho":-14.6465,"theo":969.3269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":948.200012207031},{"option":"SPXW260430C07880000","bid":0.85,"bid_size":166.0,"ask":1.1,"ask_size":185.0,"iv":0.1254,"open_interest":0.0,"volume":0.0,"delta":0.0088,"gamma":0.0001,"vega":0.8674,"theta":-0.0613,"rho":0.1088,"theo":1.0483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1.02499997615814},{"option":"SPXW260430P07880000","bid":974.4,"bid_size":2.0,"ask":983.3,"ask_size":2.0,"iv":0.1206,"open_interest":0.0,"volume":0.0,"delta":-0.9912,"gamma":0.0001,"vega":0.8674,"theta":0.0,"rho":-14.6699,"theo":979.2021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":958.25},{"option":"SPXW260430C07890000","bid":0.8,"bid_size":235.0,"ask":1.05,"ask_size":187.0,"iv":0.1256,"open_interest":0.0,"volume":0.0,"delta":0.0085,"gamma":0.0001,"vega":0.8384,"theta":-0.0593,"rho":0.1045,"theo":1.0048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.975000023841858},{"option":"SPXW260430P07890000","bid":984.3,"bid_size":2.0,"ask":993.2,"ask_size":2.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.9915,"gamma":0.0001,"vega":0.8384,"theta":0.0,"rho":-14.6929,"theo":989.0798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":968.150024414062},{"option":"SPXW260430C07900000","bid":0.8,"bid_size":32.0,"ask":1.05,"ask_size":188.0,"iv":0.1267,"open_interest":470.0,"volume":0.0,"delta":0.0082,"gamma":0.0001,"vega":0.8107,"theta":-0.0574,"rho":0.1004,"theo":0.9637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.82,"last_trade_time":"2026-02-11T12:35:57","percent_change":0.0,"prev_day_close":0.924999982118606},{"option":"SPXW260430P07900000","bid":994.2,"bid_size":2.0,"ask":1003.0,"ask_size":2.0,"iv":0.1208,"open_interest":0.0,"volume":0.0,"delta":-0.9918,"gamma":0.0001,"vega":0.8107,"theta":0.0,"rho":-14.7158,"theo":998.9598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":978.149993896484},{"option":"SPXW260430C07910000","bid":0.75,"bid_size":31.0,"ask":1.0,"ask_size":190.0,"iv":0.1269,"open_interest":24.0,"volume":0.0,"delta":0.0078,"gamma":0.0001,"vega":0.7841,"theta":-0.0555,"rho":0.0965,"theo":0.9248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-13T15:53:19","percent_change":0.0,"prev_day_close":0.900000005960464},{"option":"SPXW260430P07910000","bid":1004.8,"bid_size":2.0,"ask":1012.5,"ask_size":2.0,"iv":0.1244,"open_interest":0.0,"volume":0.0,"delta":-0.9922,"gamma":0.0001,"vega":0.7841,"theta":0.0,"rho":-14.7384,"theo":1008.842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":987.649993896484},{"option":"SPXW260430C07920000","bid":0.7,"bid_size":174.0,"ask":0.95,"ask_size":192.0,"iv":0.127,"open_interest":5.0,"volume":0.0,"delta":0.0075,"gamma":0.0,"vega":0.7586,"theta":-0.0538,"rho":0.0928,"theo":0.888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.0,"last_trade_time":"2026-02-13T15:54:32","percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260430P07920000","bid":1014.5,"bid_size":2.0,"ask":1023.0,"ask_size":2.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.9925,"gamma":0.0,"vega":0.7586,"theta":0.0,"rho":-14.7609,"theo":1018.7264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":997.899993896484},{"option":"SPXW260430C07930000","bid":0.7,"bid_size":32.0,"ask":0.95,"ask_size":194.0,"iv":0.128,"open_interest":0.0,"volume":0.0,"delta":0.0072,"gamma":0.0,"vega":0.7342,"theta":-0.0521,"rho":0.0892,"theo":0.8531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260430P07930000","bid":1023.9,"bid_size":2.0,"ask":1032.8,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.9928,"gamma":0.0,"vega":0.7342,"theta":0.0,"rho":-14.7832,"theo":1028.6126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1007.80001831055},{"option":"SPXW260430C07940000","bid":0.65,"bid_size":161.0,"ask":0.9,"ask_size":195.0,"iv":0.1282,"open_interest":0.0,"volume":0.0,"delta":0.007,"gamma":0.0,"vega":0.7108,"theta":-0.0505,"rho":0.0858,"theo":0.8201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.774999976158142},{"option":"SPXW260430P07940000","bid":1033.8,"bid_size":2.0,"ask":1042.4,"ask_size":2.0,"iv":0.12,"open_interest":0.0,"volume":0.0,"delta":-0.993,"gamma":0.0,"vega":0.7108,"theta":0.0,"rho":-14.8053,"theo":1038.5008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1017.69998168945},{"option":"SPXW260430C07950000","bid":0.6,"bid_size":180.0,"ask":0.85,"ask_size":197.0,"iv":0.1282,"open_interest":0.0,"volume":0.0,"delta":0.0067,"gamma":0.0,"vega":0.6884,"theta":-0.049,"rho":0.0826,"theo":0.7889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.774999976158142},{"option":"SPXW260430P07950000","bid":1043.6,"bid_size":2.0,"ask":1052.3,"ask_size":2.0,"iv":0.1188,"open_interest":0.0,"volume":0.0,"delta":-0.9933,"gamma":0.0,"vega":0.6884,"theta":0.0,"rho":-14.8273,"theo":1048.3907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1027.25003051758},{"option":"SPXW260430C07960000","bid":0.6,"bid_size":165.0,"ask":0.85,"ask_size":199.0,"iv":0.1292,"open_interest":1.0,"volume":0.0,"delta":0.0065,"gamma":0.0,"vega":0.667,"theta":-0.0476,"rho":0.0795,"theo":0.7594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.2,"last_trade_time":"2026-02-02T12:23:03","percent_change":0.0,"prev_day_close":0.725000023841858},{"option":"SPXW260430P07960000","bid":1053.5,"bid_size":2.0,"ask":1062.2,"ask_size":2.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.9935,"gamma":0.0,"vega":0.667,"theta":0.0,"rho":-14.8491,"theo":1058.2823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.94995117188},{"option":"SPXW260430C07970000","bid":0.55,"bid_size":185.0,"ask":0.8,"ask_size":201.0,"iv":0.1292,"open_interest":3.0,"volume":0.0,"delta":0.0062,"gamma":0.0,"vega":0.6465,"theta":-0.0462,"rho":0.0765,"theo":0.7314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.82,"last_trade_time":"2026-02-13T14:50:23","percent_change":0.0,"prev_day_close":0.700000017881394},{"option":"SPXW260430P07970000","bid":1063.4,"bid_size":2.0,"ask":1071.9,"ask_size":2.0,"iv":0.1148,"open_interest":0.0,"volume":0.0,"delta":-0.9938,"gamma":0.0,"vega":0.6465,"theta":0.0,"rho":-14.8708,"theo":1068.1755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1047.0},{"option":"SPXW260430C07980000","bid":0.55,"bid_size":170.0,"ask":0.8,"ask_size":202.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":0.006,"gamma":0.0,"vega":0.6269,"theta":-0.0448,"rho":0.0737,"theo":0.705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.675000011920929},{"option":"SPXW260430P07980000","bid":1073.3,"bid_size":2.0,"ask":1082.3,"ask_size":2.0,"iv":0.1243,"open_interest":0.0,"volume":0.0,"delta":-0.994,"gamma":0.0,"vega":0.6269,"theta":0.0,"rho":-14.8924,"theo":1078.0702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1056.79998779297},{"option":"SPXW260430C07990000","bid":0.5,"bid_size":189.0,"ask":0.75,"ask_size":204.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":0.0058,"gamma":0.0,"vega":0.6081,"theta":-0.0436,"rho":0.0711,"theo":0.6799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260430P07990000","bid":1083.2,"bid_size":2.0,"ask":1092.2,"ask_size":2.0,"iv":0.1246,"open_interest":4.0,"volume":0.0,"delta":-0.9942,"gamma":0.0,"vega":0.6081,"theta":0.0,"rho":-14.9138,"theo":1087.9663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1091.59,"last_trade_time":"2026-02-04T12:50:18","percent_change":0.0,"prev_day_close":1066.79998779297},{"option":"SPXW260430C08000000","bid":0.5,"bid_size":175.0,"ask":0.75,"ask_size":206.0,"iv":0.131,"open_interest":1014.0,"volume":0.0,"delta":0.0056,"gamma":0.0,"vega":0.5901,"theta":-0.0424,"rho":0.0686,"theo":0.6562,"change":-0.05,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.0,"last_trade_time":"2026-02-05T14:59:58","percent_change":-7.69231,"prev_day_close":0.650000005960464},{"option":"SPXW260430P08000000","bid":1093.7,"bid_size":2.0,"ask":1101.8,"ask_size":2.0,"iv":0.1291,"open_interest":10.0,"volume":0.0,"delta":-0.9944,"gamma":0.0,"vega":0.5901,"theta":0.0,"rho":-14.935,"theo":1097.8637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1101.93,"last_trade_time":"2026-02-04T12:50:18","percent_change":0.0,"prev_day_close":1076.70001220703},{"option":"SPXW260430C08100000","bid":0.35,"bid_size":38.0,"ask":0.6,"ask_size":106.0,"iv":0.1368,"open_interest":5099.0,"volume":0.0,"delta":0.0041,"gamma":0.0,"vega":0.4467,"theta":-0.0328,"rho":0.0496,"theo":0.4763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-02-12T15:37:04","percent_change":0.0,"prev_day_close":0.450000002980232},{"option":"SPXW260430P08100000","bid":1191.2,"bid_size":1.0,"ask":1202.4,"ask_size":1.0,"iv":0.1383,"open_interest":0.0,"volume":0.0,"delta":-0.996,"gamma":0.0,"vega":0.4467,"theta":0.0,"rho":-15.1414,"theo":1196.8952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.70001220703},{"option":"SPXW260430C08200000","bid":0.25,"bid_size":43.0,"ask":0.5,"ask_size":108.0,"iv":0.1426,"open_interest":88.0,"volume":0.0,"delta":0.0031,"gamma":0.0,"vega":0.3524,"theta":-0.0267,"rho":0.0376,"theo":0.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.88,"last_trade_time":"2026-02-02T13:32:07","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260430P08200000","bid":1290.0,"bid_size":1.0,"ask":1301.6,"ask_size":1.0,"iv":0.1473,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.3519,"theta":0.0,"rho":-15.3408,"theo":1295.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1276.79998779297},{"option":"SPXW260430C08400000","bid":0.15,"bid_size":46.0,"ask":0.4,"ask_size":121.0,"iv":0.1558,"open_interest":29.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.2402,"theta":-0.0196,"rho":0.0245,"theo":0.2499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-02-05T12:17:42","percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260430P08400000","bid":1488.6,"bid_size":1.0,"ask":1500.1,"ask_size":1.0,"iv":0.1569,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.24,"theta":0.0,"rho":-15.7287,"theo":1494.3028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1473.35003662109},{"option":"SPXW260430C08600000","bid":0.1,"bid_size":46.0,"ask":0.3,"ask_size":67.0,"iv":0.1677,"open_interest":6.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.1766,"theta":-0.0155,"rho":0.0175,"theo":0.1871,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.65,"last_trade_time":"2026-01-02T15:26:32","percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260430P08600000","bid":1687.1,"bid_size":1.0,"ask":1698.3,"ask_size":1.0,"iv":0.1773,"open_interest":1.0,"volume":0.0,"delta":-0.9986,"gamma":0.0,"vega":0.1764,"theta":0.0,"rho":-16.1105,"theo":1692.6629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1633.09,"last_trade_time":"2025-12-22T10:02:38","percent_change":0.0,"prev_day_close":1672.5},{"option":"SPXW260430C08800000","bid":0.1,"bid_size":2.0,"ask":0.3,"ask_size":127.0,"iv":0.1835,"open_interest":136.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.1342,"theta":-0.0126,"rho":0.0129,"theo":0.1453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.32,"last_trade_time":"2026-01-27T14:54:12","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260430P08800000","bid":1885.5,"bid_size":1.0,"ask":1897.0,"ask_size":1.0,"iv":0.1927,"open_interest":222.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.1342,"theta":0.0,"rho":-16.4899,"theo":1891.0441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1895.66,"last_trade_time":"2026-02-13T15:12:00","percent_change":0.0,"prev_day_close":1870.89996337891},{"option":"SPXW260515C01400000","bid":5445.8,"bid_size":1.0,"ask":5456.9,"ask_size":1.0,"iv":1.1943,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0451,"theta":0.0,"rho":3.2784,"theo":5450.1047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5469.69995117188},{"option":"SPXW260515P01400000","bid":0.1,"bid_size":194.0,"ask":0.35,"ask_size":251.0,"iv":1.0216,"open_interest":488.0,"volume":43.0,"delta":-0.0004,"gamma":0.0,"vega":0.0451,"theta":-0.026,"rho":-0.0067,"theo":0.3646,"change":-0.05,"open":0.25,"high":0.25,"low":0.2,"tick":"no_change","last_trade_price":0.2,"last_trade_time":"2026-02-18T13:18:55","percent_change":-20.0,"prev_day_close":0.250000007450581},{"option":"SPXW260515C01600000","bid":5247.3,"bid_size":1.0,"ask":5258.9,"ask_size":1.0,"iv":1.0791,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.055,"theta":0.0,"rho":3.7431,"theo":5252.1204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5271.25},{"option":"SPXW260515P01600000","bid":0.2,"bid_size":194.0,"ask":0.45,"ask_size":250.0,"iv":0.9641,"open_interest":73.0,"volume":2.0,"delta":-0.0005,"gamma":0.0,"vega":0.055,"theta":-0.0294,"rho":-0.0081,"theo":0.4199,"change":0.0,"open":0.3,"high":0.3,"low":0.3,"tick":"no_change","last_trade_price":0.3,"last_trade_time":"2026-02-18T12:23:54","percent_change":-1.49012e-6,"prev_day_close":0.300000004470348},{"option":"SPXW260515C01800000","bid":5049.5,"bid_size":1.0,"ask":5060.8,"ask_size":1.0,"iv":1.0151,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.0674,"theta":0.0,"rho":4.2075,"theo":5054.151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5075.69995117188},{"option":"SPXW260515P01800000","bid":0.3,"bid_size":249.0,"ask":0.55,"ask_size":210.0,"iv":0.9073,"open_interest":34.0,"volume":4.0,"delta":-0.0006,"gamma":0.0,"vega":0.0674,"theta":-0.0335,"rho":-0.0101,"theo":0.49,"change":-0.075,"open":0.35,"high":0.35,"low":0.35,"tick":"no_change","last_trade_price":0.35,"last_trade_time":"2026-02-18T13:00:10","percent_change":-17.6471,"prev_day_close":0.400000005960464},{"option":"SPXW260515C02000000","bid":4851.9,"bid_size":1.0,"ask":4863.0,"ask_size":1.0,"iv":0.9462,"open_interest":0.0,"volume":0.0,"delta":0.9994,"gamma":0.0,"vega":0.0833,"theta":0.0,"rho":4.6712,"theo":4856.2056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4877.89990234375},{"option":"SPXW260515P02000000","bid":0.45,"bid_size":248.0,"ask":0.75,"ask_size":247.0,"iv":0.8626,"open_interest":49.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.0833,"theta":-0.0389,"rho":-0.0126,"theo":0.584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.6,"last_trade_time":"2026-02-17T14:24:02","percent_change":0.0,"prev_day_close":0.549999982118607},{"option":"SPXW260515C02200000","bid":4653.5,"bid_size":1.0,"ask":4665.1,"ask_size":1.0,"iv":0.8699,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.1049,"theta":0.0,"rho":5.134,"theo":4658.2966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4680.19995117188},{"option":"SPXW260515P02200000","bid":0.65,"bid_size":249.0,"ask":0.9,"ask_size":210.0,"iv":0.8165,"open_interest":41.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.1049,"theta":-0.0461,"rho":-0.016,"theo":0.7146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.75,"last_trade_time":"2026-02-17T13:58:08","percent_change":0.0,"prev_day_close":0.75},{"option":"SPXW260515C02400000","bid":4455.8,"bid_size":1.0,"ask":4467.3,"ask_size":1.0,"iv":0.8207,"open_interest":0.0,"volume":0.0,"delta":0.9989,"gamma":0.0,"vega":0.1345,"theta":0.0,"rho":5.5954,"theo":4460.4407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4482.55004882812},{"option":"SPXW260515P02400000","bid":0.9,"bid_size":244.0,"ask":1.15,"ask_size":245.0,"iv":0.7763,"open_interest":36.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.1344,"theta":-0.0558,"rho":-0.0209,"theo":0.8982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-02-17T15:19:22","percent_change":0.0,"prev_day_close":0.949999988079071},{"option":"SPXW260515C02600000","bid":4257.9,"bid_size":1.0,"ask":4269.5,"ask_size":1.0,"iv":0.7692,"open_interest":0.0,"volume":0.0,"delta":0.9985,"gamma":0.0,"vega":0.1737,"theta":0.0,"rho":6.0549,"theo":4262.6563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4284.55004882812},{"option":"SPXW260515P02600000","bid":1.2,"bid_size":60.0,"ask":1.45,"ask_size":243.0,"iv":0.738,"open_interest":41.0,"volume":0.0,"delta":-0.0016,"gamma":0.0,"vega":0.1737,"theta":-0.0687,"rho":-0.0276,"theo":1.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.7,"last_trade_time":"2026-02-17T10:39:58","percent_change":0.0,"prev_day_close":1.19999998807907},{"option":"SPXW260515C02800000","bid":4060.2,"bid_size":1.0,"ask":4071.8,"ask_size":1.0,"iv":0.7259,"open_interest":0.0,"volume":0.0,"delta":0.9979,"gamma":0.0,"vega":0.2266,"theta":0.0,"rho":6.5119,"theo":4064.962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4086.60009765625},{"option":"SPXW260515P02800000","bid":1.55,"bid_size":60.0,"ask":1.8,"ask_size":242.0,"iv":0.701,"open_interest":75.0,"volume":32.0,"delta":-0.0021,"gamma":0.0,"vega":0.2266,"theta":-0.0853,"rho":-0.0368,"theo":1.498,"change":-0.1,"open":1.45,"high":1.5,"low":1.45,"tick":"no_change","last_trade_price":1.5,"last_trade_time":"2026-02-18T13:49:02","percent_change":-6.25,"prev_day_close":1.55000001192093},{"option":"SPXW260515C03000000","bid":3862.6,"bid_size":1.0,"ask":3874.0,"ask_size":1.0,"iv":0.6852,"open_interest":0.0,"volume":0.0,"delta":0.9972,"gamma":0.0,"vega":0.294,"theta":0.0,"rho":6.9659,"theo":3867.3773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3888.44995117188},{"option":"SPXW260515P03000000","bid":2.0,"bid_size":60.0,"ask":2.25,"ask_size":231.0,"iv":0.6668,"open_interest":183.0,"volume":0.0,"delta":-0.0029,"gamma":0.0,"vega":0.2938,"theta":-0.1059,"rho":-0.049,"theo":1.9525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.0,"last_trade_time":"2026-02-17T14:35:47","percent_change":0.0,"prev_day_close":1.94999998807907},{"option":"SPXW260515C03200000","bid":3665.4,"bid_size":1.0,"ask":3676.6,"ask_size":1.0,"iv":0.6521,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.3799,"theta":0.0,"rho":7.4162,"theo":3669.917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3691.69995117188},{"option":"SPXW260515P03200000","bid":2.55,"bid_size":60.0,"ask":2.8,"ask_size":191.0,"iv":0.6341,"open_interest":181.0,"volume":0.0,"delta":-0.0038,"gamma":0.0,"vega":0.3798,"theta":-0.1306,"rho":-0.065,"theo":2.5322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.0,"last_trade_time":"2026-02-13T09:49:41","percent_change":0.0,"prev_day_close":2.44999992847443},{"option":"SPXW260515C03400000","bid":3467.6,"bid_size":1.0,"ask":3479.2,"ask_size":1.0,"iv":0.6131,"open_interest":0.0,"volume":0.0,"delta":0.9951,"gamma":0.0,"vega":0.4845,"theta":0.0,"rho":7.8621,"theo":3472.5974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3494.04992675781},{"option":"SPXW260515P03400000","bid":3.2,"bid_size":60.0,"ask":3.5,"ask_size":214.0,"iv":0.603,"open_interest":101.0,"volume":0.0,"delta":-0.005,"gamma":0.0,"vega":0.4842,"theta":-0.1593,"rho":-0.0853,"theo":3.251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.3,"last_trade_time":"2026-02-17T13:34:48","percent_change":0.0,"prev_day_close":3.10000002384186},{"option":"SPXW260515C03500000","bid":3369.3,"bid_size":1.0,"ask":3380.4,"ask_size":1.0,"iv":0.6017,"open_interest":0.0,"volume":0.0,"delta":0.9944,"gamma":0.0,"vega":0.5449,"theta":0.0,"rho":8.0833,"theo":3373.9931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3395.29992675781},{"option":"SPXW260515P03500000","bid":3.6,"bid_size":59.0,"ask":3.9,"ask_size":215.0,"iv":0.5879,"open_interest":167.0,"volume":18.0,"delta":-0.0057,"gamma":0.0,"vega":0.5449,"theta":-0.1752,"rho":-0.0972,"theo":3.668,"change":-0.55,"open":3.0,"high":3.0,"low":3.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-18T11:08:15","percent_change":-15.493,"prev_day_close":3.44999992847443},{"option":"SPXW260515C03600000","bid":3270.7,"bid_size":1.0,"ask":3281.9,"ask_size":1.0,"iv":0.583,"open_interest":0.0,"volume":0.0,"delta":0.9936,"gamma":0.0,"vega":0.6119,"theta":0.0,"rho":8.303,"theo":3275.4279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3296.80004882812},{"option":"SPXW260515P03600000","bid":4.0,"bid_size":84.0,"ask":4.3,"ask_size":183.0,"iv":0.5726,"open_interest":22.0,"volume":1.0,"delta":-0.0065,"gamma":0.0,"vega":0.6116,"theta":-0.1918,"rho":-0.1106,"theo":4.1206,"change":0.0,"open":4.0,"high":4.0,"low":4.0,"tick":"down","last_trade_price":4.0,"last_trade_time":"2026-02-18T15:17:47","percent_change":0.0,"prev_day_close":3.80000007152557},{"option":"SPXW260515C03700000","bid":3171.9,"bid_size":2.0,"ask":3183.2,"ask_size":1.0,"iv":0.5673,"open_interest":0.0,"volume":0.0,"delta":0.9928,"gamma":0.0,"vega":0.6846,"theta":0.0,"rho":8.5211,"theo":3176.9041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3197.94995117188},{"option":"SPXW260515P03700000","bid":4.4,"bid_size":191.0,"ask":4.7,"ask_size":171.0,"iv":0.5569,"open_interest":20.0,"volume":0.0,"delta":-0.0073,"gamma":0.0,"vega":0.6843,"theta":-0.2093,"rho":-0.1256,"theo":4.6163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":5.1,"last_trade_time":"2026-02-12T12:17:52","percent_change":0.0,"prev_day_close":4.25},{"option":"SPXW260515C03800000","bid":3073.4,"bid_size":2.0,"ask":3084.8,"ask_size":1.0,"iv":0.55,"open_interest":0.0,"volume":0.0,"delta":0.9918,"gamma":0.0,"vega":0.7626,"theta":0.0,"rho":8.7379,"theo":3078.4227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3099.0},{"option":"SPXW260515P03800000","bid":5.0,"bid_size":58.0,"ask":5.3,"ask_size":177.0,"iv":0.5436,"open_interest":16.0,"volume":4.0,"delta":-0.0083,"gamma":0.0,"vega":0.7626,"theta":-0.2278,"rho":-0.1421,"theo":5.1569,"change":-0.45,"open":4.45,"high":4.45,"low":4.45,"tick":"no_change","last_trade_price":4.45,"last_trade_time":"2026-02-18T11:23:15","percent_change":-9.18367,"prev_day_close":4.75},{"option":"SPXW260515C03900000","bid":2975.3,"bid_size":2.0,"ask":2986.3,"ask_size":1.0,"iv":0.5369,"open_interest":0.0,"volume":0.0,"delta":0.9907,"gamma":0.0,"vega":0.8474,"theta":0.0,"rho":8.9531,"theo":2979.9844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3001.30004882812},{"option":"SPXW260515P03900000","bid":5.5,"bid_size":181.0,"ask":5.8,"ask_size":162.0,"iv":0.5286,"open_interest":15.0,"volume":1.0,"delta":-0.0094,"gamma":0.0,"vega":0.847,"theta":-0.2468,"rho":-0.1599,"theo":5.7356,"change":-0.2,"open":5.3,"high":5.3,"low":5.3,"tick":"down","last_trade_price":5.3,"last_trade_time":"2026-02-18T16:04:59","percent_change":-3.63636,"prev_day_close":5.25},{"option":"SPXW260515C04000000","bid":2877.0,"bid_size":2.0,"ask":2887.9,"ask_size":1.0,"iv":0.5226,"open_interest":0.0,"volume":0.0,"delta":0.9896,"gamma":0.0,"vega":0.9406,"theta":0.0,"rho":9.1662,"theo":2881.5914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2902.65002441406},{"option":"SPXW260515P04000000","bid":6.1,"bid_size":176.0,"ask":6.5,"ask_size":179.0,"iv":0.5149,"open_interest":125.0,"volume":3.0,"delta":-0.0105,"gamma":0.0,"vega":0.9402,"theta":-0.2668,"rho":-0.1799,"theo":6.3629,"change":0.05,"open":6.1,"high":6.1,"low":6.1,"tick":"up","last_trade_price":6.1,"last_trade_time":"2026-02-18T14:36:49","percent_change":0.826447,"prev_day_close":5.84999990463257},{"option":"SPXW260515C04100000","bid":2778.9,"bid_size":2.0,"ask":2789.4,"ask_size":1.0,"iv":0.5102,"open_interest":0.0,"volume":0.0,"delta":0.9883,"gamma":0.0,"vega":1.0417,"theta":0.0,"rho":9.377,"theo":2783.2477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2804.10009765625},{"option":"SPXW260515P04100000","bid":6.8,"bid_size":56.0,"ask":7.1,"ask_size":154.0,"iv":0.5007,"open_interest":74.0,"volume":2.0,"delta":-0.0118,"gamma":0.0,"vega":1.0412,"theta":-0.2873,"rho":-0.2021,"theo":7.0378,"change":0.1,"open":6.8,"high":6.8,"low":6.8,"tick":"down","last_trade_price":6.8,"last_trade_time":"2026-02-18T14:39:16","percent_change":1.49254,"prev_day_close":6.45000004768372},{"option":"SPXW260515C04200000","bid":2680.7,"bid_size":2.0,"ask":2691.1,"ask_size":1.0,"iv":0.4958,"open_interest":0.0,"volume":0.0,"delta":0.9868,"gamma":0.0,"vega":1.1497,"theta":0.0,"rho":9.5858,"theo":2684.9568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2705.70007324219},{"option":"SPXW260515P04200000","bid":7.6,"bid_size":56.0,"ask":7.9,"ask_size":172.0,"iv":0.4873,"open_interest":153.0,"volume":0.0,"delta":-0.0132,"gamma":0.0,"vega":1.1497,"theta":-0.3088,"rho":-0.2266,"theo":7.77,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.5,"last_trade_time":"2026-02-17T10:34:12","percent_change":0.0,"prev_day_close":7.15000009536743},{"option":"SPXW260515C04300000","bid":2582.1,"bid_size":3.0,"ask":2593.0,"ask_size":2.0,"iv":0.4786,"open_interest":0.0,"volume":0.0,"delta":0.9853,"gamma":0.0,"vega":1.266,"theta":0.0,"rho":9.7923,"theo":2586.7222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2607.20007324219},{"option":"SPXW260515P04300000","bid":8.3,"bid_size":55.0,"ask":8.7,"ask_size":167.0,"iv":0.4731,"open_interest":48.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":1.266,"theta":-0.3309,"rho":-0.2532,"theo":8.5552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.2,"last_trade_time":"2026-02-17T15:23:59","percent_change":0.0,"prev_day_close":7.90000009536743},{"option":"SPXW260515C04400000","bid":2484.1,"bid_size":3.0,"ask":2494.7,"ask_size":2.0,"iv":0.4659,"open_interest":0.0,"volume":0.0,"delta":0.9835,"gamma":0.0,"vega":1.3938,"theta":0.0,"rho":9.996,"theo":2488.5493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2509.79992675781},{"option":"SPXW260515P04400000","bid":9.2,"bid_size":54.0,"ask":9.6,"ask_size":162.0,"iv":0.4597,"open_interest":22.0,"volume":0.0,"delta":-0.0166,"gamma":0.0,"vega":1.3935,"theta":-0.3538,"rho":-0.2826,"theo":9.4004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.72,"last_trade_time":"2026-02-10T10:06:38","percent_change":0.0,"prev_day_close":8.75},{"option":"SPXW260515C04500000","bid":2386.2,"bid_size":3.0,"ask":2396.6,"ask_size":4.0,"iv":0.4521,"open_interest":0.0,"volume":0.0,"delta":0.9816,"gamma":0.0,"vega":1.534,"theta":0.0,"rho":10.196,"theo":2390.4478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2411.54992675781},{"option":"SPXW260515P04500000","bid":10.2,"bid_size":53.0,"ask":10.5,"ask_size":157.0,"iv":0.446,"open_interest":116.0,"volume":0.0,"delta":-0.0185,"gamma":0.0,"vega":1.534,"theta":-0.3776,"rho":-0.3158,"theo":10.3203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":10.1,"last_trade_time":"2026-02-17T15:50:50","percent_change":0.0,"prev_day_close":9.65000009536743},{"option":"SPXW260515C04600000","bid":2288.3,"bid_size":3.0,"ask":2298.6,"ask_size":2.0,"iv":0.4382,"open_interest":0.0,"volume":0.0,"delta":0.9794,"gamma":0.0,"vega":1.6855,"theta":0.0,"rho":10.3921,"theo":2292.4299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2312.84997558594},{"option":"SPXW260515P04600000","bid":11.2,"bid_size":52.0,"ask":11.5,"ask_size":134.0,"iv":0.4323,"open_interest":54.0,"volume":15.0,"delta":-0.0207,"gamma":0.0,"vega":1.6851,"theta":-0.4024,"rho":-0.3527,"theo":11.3201,"change":-0.85,"open":9.95,"high":10.1,"low":9.9,"tick":"up","last_trade_price":10.1,"last_trade_time":"2026-02-18T11:26:14","percent_change":-7.76256,"prev_day_close":10.5999999046326},{"option":"SPXW260515C04700000","bid":2190.4,"bid_size":3.0,"ask":2200.6,"ask_size":3.0,"iv":0.4239,"open_interest":0.0,"volume":0.0,"delta":0.977,"gamma":0.0,"vega":1.8493,"theta":0.0,"rho":10.5845,"theo":2194.5089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2214.80004882812},{"option":"SPXW260515P04700000","bid":12.3,"bid_size":50.0,"ask":12.7,"ask_size":147.0,"iv":0.419,"open_interest":186.0,"volume":124.0,"delta":-0.0231,"gamma":0.0,"vega":1.8489,"theta":-0.4284,"rho":-0.3934,"theo":12.4182,"change":-0.95,"open":10.9,"high":11.1,"low":10.6,"tick":"up","last_trade_price":11.1,"last_trade_time":"2026-02-18T13:33:26","percent_change":-7.88382,"prev_day_close":11.6500000953674},{"option":"SPXW260515C04750000","bid":2141.6,"bid_size":3.0,"ask":2151.6,"ask_size":3.0,"iv":0.4168,"open_interest":0.0,"volume":0.0,"delta":0.9757,"gamma":0.0,"vega":1.9375,"theta":0.0,"rho":10.679,"theo":2145.5897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2166.64990234375},{"option":"SPXW260515P04750000","bid":12.9,"bid_size":50.0,"ask":13.3,"ask_size":145.0,"iv":0.4122,"open_interest":3.0,"volume":0.0,"delta":-0.0244,"gamma":0.0,"vega":1.9371,"theta":-0.4419,"rho":-0.4155,"theo":13.0087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.8,"last_trade_time":"2026-02-06T09:43:36","percent_change":0.0,"prev_day_close":12.25},{"option":"SPXW260515C04800000","bid":2091.9,"bid_size":3.0,"ask":2102.7,"ask_size":3.0,"iv":0.4078,"open_interest":0.0,"volume":0.0,"delta":0.9743,"gamma":0.0,"vega":2.0309,"theta":0.0,"rho":10.772,"theo":2096.7016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2117.30004882812},{"option":"SPXW260515P04800000","bid":13.5,"bid_size":49.0,"ask":13.9,"ask_size":126.0,"iv":0.4053,"open_interest":114.0,"volume":24.0,"delta":-0.0258,"gamma":0.0,"vega":2.0309,"theta":-0.4558,"rho":-0.4392,"theo":13.6334,"change":-1.19,"open":12.0,"high":12.07,"low":11.8,"tick":"down","last_trade_price":12.06,"last_trade_time":"2026-02-18T11:20:25","percent_change":-8.98113,"prev_day_close":12.8000001907349},{"option":"SPXW260515C04850000","bid":2043.2,"bid_size":3.0,"ask":2053.8,"ask_size":3.0,"iv":0.4014,"open_interest":0.0,"volume":0.0,"delta":0.9728,"gamma":0.0,"vega":2.1298,"theta":0.0,"rho":10.8632,"theo":2047.8481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2068.90002441406},{"option":"SPXW260515P04850000","bid":14.2,"bid_size":48.0,"ask":14.6,"ask_size":123.0,"iv":0.3988,"open_interest":6.0,"volume":3.0,"delta":-0.0273,"gamma":0.0,"vega":2.1298,"theta":-0.4701,"rho":-0.4645,"theo":14.2898,"change":-1.55,"open":12.4,"high":12.4,"low":12.4,"tick":"no_change","last_trade_price":12.4,"last_trade_time":"2026-02-18T13:10:39","percent_change":-11.1111,"prev_day_close":13.4500002861023},{"option":"SPXW260515C04900000","bid":1994.4,"bid_size":3.0,"ask":2004.9,"ask_size":3.0,"iv":0.3945,"open_interest":0.0,"volume":0.0,"delta":0.9712,"gamma":0.0,"vega":2.2342,"theta":0.0,"rho":10.9525,"theo":1999.0333,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2019.95001220703},{"option":"SPXW260515P04900000","bid":14.8,"bid_size":63.0,"ask":15.3,"ask_size":120.0,"iv":0.392,"open_interest":103.0,"volume":0.0,"delta":-0.0289,"gamma":0.0,"vega":2.2342,"theta":-0.4849,"rho":-0.4918,"theo":14.9848,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":12.7,"last_trade_time":"2026-02-09T13:29:12","percent_change":0.0,"prev_day_close":14.0499997138977},{"option":"SPXW260515C04950000","bid":1945.7,"bid_size":3.0,"ask":1956.1,"ask_size":3.0,"iv":0.3879,"open_interest":0.0,"volume":0.0,"delta":0.9695,"gamma":0.0,"vega":2.3435,"theta":-0.0065,"rho":11.0399,"theo":1950.2615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1970.34997558594},{"option":"SPXW260515P04950000","bid":15.6,"bid_size":46.0,"ask":16.0,"ask_size":118.0,"iv":0.3854,"open_interest":35.0,"volume":0.0,"delta":-0.0306,"gamma":0.0,"vega":2.3435,"theta":-0.5002,"rho":-0.5209,"theo":15.7229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":12.9,"last_trade_time":"2026-02-09T14:22:06","percent_change":0.0,"prev_day_close":14.75},{"option":"SPXW260515C05000000","bid":1897.0,"bid_size":3.0,"ask":1906.6,"ask_size":3.0,"iv":0.3797,"open_interest":1.0,"volume":0.0,"delta":0.9677,"gamma":0.0001,"vega":2.4578,"theta":-0.035,"rho":11.1254,"theo":1901.5372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1941.8,"last_trade_time":"2025-12-31T11:07:06","percent_change":0.0,"prev_day_close":1921.60003662109},{"option":"SPXW260515P05000000","bid":16.4,"bid_size":44.0,"ask":16.8,"ask_size":115.0,"iv":0.379,"open_interest":123.0,"volume":5.0,"delta":-0.0324,"gamma":0.0001,"vega":2.4578,"theta":-0.5161,"rho":-0.552,"theo":16.5085,"change":-1.84,"open":14.4,"high":14.4,"low":14.31,"tick":"down","last_trade_price":14.31,"last_trade_time":"2026-02-18T12:49:24","percent_change":-11.3932,"prev_day_close":15.5},{"option":"SPXW260515C05050000","bid":1848.9,"bid_size":3.0,"ask":1858.6,"ask_size":3.0,"iv":0.3756,"open_interest":1.0,"volume":0.0,"delta":0.9657,"gamma":0.0001,"vega":2.5776,"theta":-0.0641,"rho":11.2091,"theo":1852.8648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1946.5,"last_trade_time":"2026-01-30T10:26:54","percent_change":0.0,"prev_day_close":1872.75},{"option":"SPXW260515P05050000","bid":17.2,"bid_size":59.0,"ask":17.6,"ask_size":113.0,"iv":0.3723,"open_interest":21.0,"volume":0.0,"delta":-0.0344,"gamma":0.0001,"vega":2.5776,"theta":-0.5325,"rho":-0.5849,"theo":17.346,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.2,"last_trade_time":"2026-02-02T11:56:03","percent_change":0.0,"prev_day_close":16.3000001907349},{"option":"SPXW260515C05100000","bid":1800.3,"bid_size":3.0,"ask":1810.0,"ask_size":3.0,"iv":0.3691,"open_interest":0.0,"volume":0.0,"delta":0.9636,"gamma":0.0001,"vega":2.7041,"theta":-0.0939,"rho":11.2906,"theo":1804.2494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1824.44995117188},{"option":"SPXW260515P05100000","bid":18.1,"bid_size":57.0,"ask":18.6,"ask_size":109.0,"iv":0.3661,"open_interest":105.0,"volume":0.0,"delta":-0.0365,"gamma":0.0001,"vega":2.7041,"theta":-0.5497,"rho":-0.6199,"theo":18.2404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.0,"last_trade_time":"2026-02-17T16:00:10","percent_change":0.0,"prev_day_close":17.1499996185303},{"option":"SPXW260515C05150000","bid":1751.3,"bid_size":3.0,"ask":1761.4,"ask_size":3.0,"iv":0.3617,"open_interest":0.0,"volume":0.0,"delta":0.9614,"gamma":0.0001,"vega":2.8389,"theta":-0.1244,"rho":11.3695,"theo":1755.6967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1775.60003662109},{"option":"SPXW260515P05150000","bid":19.0,"bid_size":124.0,"ask":19.5,"ask_size":107.0,"iv":0.3596,"open_interest":48.0,"volume":0.0,"delta":-0.0387,"gamma":0.0001,"vega":2.8389,"theta":-0.5675,"rho":-0.6576,"theo":19.1976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.4,"last_trade_time":"2026-02-17T12:18:22","percent_change":0.0,"prev_day_close":18.0500001907349},{"option":"SPXW260515C05200000","bid":1702.9,"bid_size":3.0,"ask":1712.9,"ask_size":3.0,"iv":0.3555,"open_interest":0.0,"volume":0.0,"delta":0.959,"gamma":0.0001,"vega":2.9832,"theta":-0.1556,"rho":11.4451,"theo":1707.2139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1727.0},{"option":"SPXW260515P05200000","bid":20.1,"bid_size":53.0,"ask":20.6,"ask_size":102.0,"iv":0.3535,"open_interest":95.0,"volume":2.0,"delta":-0.0411,"gamma":0.0001,"vega":2.9832,"theta":-0.5861,"rho":-0.6985,"theo":20.2247,"change":-2.24,"open":17.71,"high":17.71,"low":17.56,"tick":"down","last_trade_price":17.56,"last_trade_time":"2026-02-18T12:21:26","percent_change":-11.3131,"prev_day_close":19.0},{"option":"SPXW260515C05250000","bid":1654.5,"bid_size":3.0,"ask":1663.7,"ask_size":3.0,"iv":0.3478,"open_interest":0.0,"volume":0.0,"delta":0.9563,"gamma":0.0001,"vega":3.1368,"theta":-0.1877,"rho":11.5171,"theo":1658.8092,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1678.54998779297},{"option":"SPXW260515P05250000","bid":21.2,"bid_size":53.0,"ask":21.7,"ask_size":97.0,"iv":0.3473,"open_interest":88.0,"volume":0.0,"delta":-0.0438,"gamma":0.0001,"vega":3.1368,"theta":-0.6055,"rho":-0.7431,"theo":21.3299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":21.6,"last_trade_time":"2026-02-17T15:59:30","percent_change":0.0,"prev_day_close":20.0},{"option":"SPXW260515C05300000","bid":1606.3,"bid_size":3.0,"ask":1615.3,"ask_size":3.0,"iv":0.3417,"open_interest":0.0,"volume":0.0,"delta":0.9535,"gamma":0.0001,"vega":3.2988,"theta":-0.2206,"rho":11.5853,"theo":1610.4918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1630.30004882812},{"option":"SPXW260515P05300000","bid":22.4,"bid_size":51.0,"ask":22.9,"ask_size":91.0,"iv":0.3412,"open_interest":150.0,"volume":1.0,"delta":-0.0466,"gamma":0.0001,"vega":3.2988,"theta":-0.6258,"rho":-0.7914,"theo":22.5223,"change":-0.07,"open":22.03,"high":22.03,"low":22.03,"tick":"down","last_trade_price":22.03,"last_trade_time":"2026-02-18T15:17:47","percent_change":-0.316739,"prev_day_close":21.1499996185303},{"option":"SPXW260515C05350000","bid":1558.1,"bid_size":3.0,"ask":1567.0,"ask_size":3.0,"iv":0.3356,"open_interest":0.0,"volume":0.0,"delta":0.9505,"gamma":0.0001,"vega":3.4688,"theta":-0.2545,"rho":11.6499,"theo":1562.2703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1581.85003662109},{"option":"SPXW260515P05350000","bid":23.7,"bid_size":47.0,"ask":24.2,"ask_size":86.0,"iv":0.3352,"open_interest":97.0,"volume":0.0,"delta":-0.0496,"gamma":0.0001,"vega":3.4688,"theta":-0.6471,"rho":-0.8434,"theo":23.8107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.1,"last_trade_time":"2026-02-12T15:51:37","percent_change":0.0,"prev_day_close":22.4000005722046},{"option":"SPXW260515C05400000","bid":1510.1,"bid_size":3.0,"ask":1518.8,"ask_size":3.0,"iv":0.3296,"open_interest":0.0,"volume":0.0,"delta":0.9472,"gamma":0.0001,"vega":3.6477,"theta":-0.2893,"rho":11.711,"theo":1514.1533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1533.64996337891},{"option":"SPXW260515P05400000","bid":25.1,"bid_size":46.0,"ask":25.6,"ask_size":82.0,"iv":0.3292,"open_interest":83.0,"volume":1.0,"delta":-0.0529,"gamma":0.0001,"vega":3.6477,"theta":-0.6693,"rho":-0.8989,"theo":25.2036,"change":-0.6,"open":22.7,"high":22.7,"low":22.7,"tick":"down","last_trade_price":22.7,"last_trade_time":"2026-02-18T10:00:35","percent_change":-2.53164,"prev_day_close":23.6999998092651},{"option":"SPXW260515C05450000","bid":1462.2,"bid_size":3.0,"ask":1470.8,"ask_size":3.0,"iv":0.3238,"open_interest":1.0,"volume":0.0,"delta":0.9436,"gamma":0.0001,"vega":3.8384,"theta":-0.3251,"rho":11.7677,"theo":1466.1502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1462.51,"last_trade_time":"2026-01-20T13:28:54","percent_change":0.0,"prev_day_close":1485.70001220703},{"option":"SPXW260515P05450000","bid":26.6,"bid_size":45.0,"ask":27.2,"ask_size":77.0,"iv":0.3234,"open_interest":76.0,"volume":0.0,"delta":-0.0565,"gamma":0.0001,"vega":3.8384,"theta":-0.6925,"rho":-0.9587,"theo":26.7104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":30.1,"last_trade_time":"2026-02-12T15:59:50","percent_change":0.0,"prev_day_close":25.0999994277954},{"option":"SPXW260515C05500000","bid":1414.3,"bid_size":3.0,"ask":1422.9,"ask_size":3.0,"iv":0.3179,"open_interest":0.0,"volume":0.0,"delta":0.9398,"gamma":0.0001,"vega":4.0429,"theta":-0.362,"rho":11.819,"theo":1418.2722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1437.65002441406},{"option":"SPXW260515P05500000","bid":28.2,"bid_size":45.0,"ask":28.8,"ask_size":73.0,"iv":0.3175,"open_interest":121.0,"volume":9.0,"delta":-0.0603,"gamma":0.0001,"vega":4.0429,"theta":-0.7167,"rho":-1.024,"theo":28.3423,"change":-0.2,"open":25.05,"high":27.7,"low":24.54,"tick":"up","last_trade_price":27.7,"last_trade_time":"2026-02-18T15:11:35","percent_change":-0.716848,"prev_day_close":26.5999994277954},{"option":"SPXW260515C05550000","bid":1366.6,"bid_size":3.0,"ask":1375.1,"ask_size":3.0,"iv":0.3121,"open_interest":0.0,"volume":0.0,"delta":0.9356,"gamma":0.0001,"vega":4.2611,"theta":-0.3998,"rho":11.8638,"theo":1370.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1389.95001220703},{"option":"SPXW260515P05550000","bid":30.0,"bid_size":42.0,"ask":30.6,"ask_size":70.0,"iv":0.3118,"open_interest":234.0,"volume":227.0,"delta":-0.0645,"gamma":0.0001,"vega":4.2611,"theta":-0.7419,"rho":-1.0958,"theo":30.113,"change":-0.4,"open":26.2,"high":29.57,"low":26.2,"tick":"up","last_trade_price":29.2,"last_trade_time":"2026-02-18T14:44:31","percent_change":-1.35135,"prev_day_close":28.3000001907349},{"option":"SPXW260515C05600000","bid":1319.0,"bid_size":3.0,"ask":1328.0,"ask_size":3.0,"iv":0.3069,"open_interest":0.0,"volume":0.0,"delta":0.931,"gamma":0.0001,"vega":4.4906,"theta":-0.4388,"rho":11.9021,"theo":1322.9471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1342.30004882812},{"option":"SPXW260515P05600000","bid":31.9,"bid_size":42.0,"ask":32.5,"ask_size":66.0,"iv":0.306,"open_interest":100.0,"volume":20.0,"delta":-0.0691,"gamma":0.0001,"vega":4.4906,"theta":-0.7682,"rho":-1.174,"theo":32.0369,"change":-3.85,"open":27.73,"high":28.1,"low":27.07,"tick":"no_change","last_trade_price":27.7,"last_trade_time":"2026-02-18T11:18:54","percent_change":-12.2029,"prev_day_close":30.0999994277954},{"option":"SPXW260515C05650000","bid":1271.7,"bid_size":3.0,"ask":1280.4,"ask_size":3.0,"iv":0.3012,"open_interest":0.0,"volume":0.0,"delta":0.9261,"gamma":0.0001,"vega":4.7302,"theta":-0.4787,"rho":11.9348,"theo":1275.5276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1294.59997558594},{"option":"SPXW260515P05650000","bid":34.0,"bid_size":39.0,"ask":34.6,"ask_size":62.0,"iv":0.3004,"open_interest":106.0,"volume":50.0,"delta":-0.074,"gamma":0.0001,"vega":4.7302,"theta":-0.7955,"rho":-1.2579,"theo":34.1273,"change":0.0,"open":29.6,"high":33.6,"low":29.6,"tick":"no_change","last_trade_price":33.6,"last_trade_time":"2026-02-18T15:22:06","percent_change":-1.13533e-6,"prev_day_close":32.0},{"option":"SPXW260515C05700000","bid":1225.1,"bid_size":3.0,"ask":1233.3,"ask_size":3.0,"iv":0.2964,"open_interest":0.0,"volume":0.0,"delta":0.9207,"gamma":0.0001,"vega":4.9827,"theta":-0.5196,"rho":11.9614,"theo":1228.2864,"change":30.67,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":2.509,"prev_day_close":1247.19995117188},{"option":"SPXW260515P05700000","bid":36.2,"bid_size":38.0,"ask":36.9,"ask_size":59.0,"iv":0.2949,"open_interest":499.0,"volume":11.0,"delta":-0.0794,"gamma":0.0001,"vega":4.9827,"theta":-0.8238,"rho":-1.3478,"theo":36.3961,"change":-4.6,"open":31.48,"high":32.0,"low":31.15,"tick":"down","last_trade_price":31.25,"last_trade_time":"2026-02-18T12:21:26","percent_change":-12.8312,"prev_day_close":34.1000003814697},{"option":"SPXW260515C05750000","bid":1177.3,"bid_size":3.0,"ask":1186.2,"ask_size":3.0,"iv":0.2901,"open_interest":0.0,"volume":0.0,"delta":0.9149,"gamma":0.0002,"vega":5.252,"theta":-0.5615,"rho":11.9799,"theo":1181.238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1199.65002441406},{"option":"SPXW260515P05750000","bid":38.6,"bid_size":62.0,"ask":39.4,"ask_size":51.0,"iv":0.2894,"open_interest":533.0,"volume":0.0,"delta":-0.0852,"gamma":0.0002,"vega":5.252,"theta":-0.853,"rho":-1.4458,"theo":38.8575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.9,"last_trade_time":"2026-02-17T09:47:36","percent_change":0.0,"prev_day_close":36.4500007629394},{"option":"SPXW260515C05775000","bid":1154.6,"bid_size":3.0,"ask":1162.0,"ask_size":3.0,"iv":0.2873,"open_interest":0.0,"volume":0.0,"delta":0.9119,"gamma":0.0002,"vega":5.3934,"theta":-0.5828,"rho":11.9855,"theo":1157.7918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.20001220703},{"option":"SPXW260515P05775000","bid":39.9,"bid_size":59.0,"ask":40.7,"ask_size":50.0,"iv":0.2866,"open_interest":78.0,"volume":0.0,"delta":-0.0882,"gamma":0.0002,"vega":5.3934,"theta":-0.868,"rho":-1.4985,"theo":40.1662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.1,"last_trade_time":"2026-02-13T16:04:04","percent_change":0.0,"prev_day_close":37.6500015258789},{"option":"SPXW260515C05800000","bid":1130.5,"bid_size":3.0,"ask":1138.6,"ask_size":3.0,"iv":0.2839,"open_interest":1.0,"volume":0.0,"delta":0.9086,"gamma":0.0002,"vega":5.5385,"theta":-0.6042,"rho":11.9885,"theo":1134.4009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1152.79998779297},{"option":"SPXW260515P05800000","bid":41.2,"bid_size":58.0,"ask":42.1,"ask_size":49.0,"iv":0.2839,"open_interest":113.0,"volume":3.0,"delta":-0.0914,"gamma":0.0002,"vega":5.5385,"theta":-0.8831,"rho":-1.5538,"theo":41.5303,"change":-0.37,"open":35.67,"high":40.58,"low":35.67,"tick":"up","last_trade_price":40.58,"last_trade_time":"2026-02-18T15:17:47","percent_change":-0.903543,"prev_day_close":38.9500007629394},{"option":"SPXW260515C05825000","bid":1107.4,"bid_size":3.0,"ask":1115.2,"ask_size":3.0,"iv":0.2814,"open_interest":0.0,"volume":0.0,"delta":0.9053,"gamma":0.0002,"vega":5.6868,"theta":-0.6258,"rho":11.9891,"theo":1111.0679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1129.5},{"option":"SPXW260515P05825000","bid":42.7,"bid_size":10.0,"ask":43.5,"ask_size":46.0,"iv":0.2812,"open_interest":55.0,"volume":4.0,"delta":-0.0948,"gamma":0.0002,"vega":5.6868,"theta":-0.8984,"rho":-1.6115,"theo":42.9523,"change":-0.25,"open":37.25,"high":42.1,"low":37.25,"tick":"up","last_trade_price":42.1,"last_trade_time":"2026-02-18T15:21:07","percent_change":-0.590315,"prev_day_close":40.25},{"option":"SPXW260515C05850000","bid":1084.3,"bid_size":3.0,"ask":1092.5,"ask_size":3.0,"iv":0.2793,"open_interest":0.0,"volume":0.0,"delta":0.9018,"gamma":0.0002,"vega":5.8376,"theta":-0.6476,"rho":11.9874,"theo":1087.7951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1106.0},{"option":"SPXW260515P05850000","bid":44.1,"bid_size":55.0,"ask":44.8,"ask_size":41.0,"iv":0.2783,"open_interest":5160.0,"volume":0.0,"delta":-0.0983,"gamma":0.0002,"vega":5.8376,"theta":-0.9139,"rho":-1.6715,"theo":44.4344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":43.1,"last_trade_time":"2026-02-13T14:09:08","percent_change":0.0,"prev_day_close":41.6000003814697},{"option":"SPXW260515C05860000","bid":1074.8,"bid_size":3.0,"ask":1083.3,"ask_size":3.0,"iv":0.2782,"open_interest":0.0,"volume":0.0,"delta":0.9004,"gamma":0.0002,"vega":5.8985,"theta":-0.6564,"rho":11.9862,"theo":1078.5032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1096.85003662109},{"option":"SPXW260515P05860000","bid":44.7,"bid_size":53.0,"ask":45.5,"ask_size":43.0,"iv":0.2773,"open_interest":2.0,"volume":0.0,"delta":-0.0997,"gamma":0.0002,"vega":5.8985,"theta":-0.9201,"rho":-1.696,"theo":45.0445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.7,"last_trade_time":"2026-02-12T11:25:57","percent_change":0.0,"prev_day_close":42.1500015258789},{"option":"SPXW260515C05870000","bid":1065.5,"bid_size":3.0,"ask":1073.9,"ask_size":3.0,"iv":0.277,"open_interest":1.0,"volume":0.0,"delta":0.8989,"gamma":0.0002,"vega":5.9598,"theta":-0.6652,"rho":11.9846,"theo":1069.2214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1154.07,"last_trade_time":"2026-01-29T12:16:08","percent_change":0.0,"prev_day_close":1087.75},{"option":"SPXW260515P05870000","bid":45.3,"bid_size":53.0,"ask":46.2,"ask_size":43.0,"iv":0.2763,"open_interest":109.0,"volume":0.0,"delta":-0.1012,"gamma":0.0002,"vega":5.9598,"theta":-0.9264,"rho":-1.7209,"theo":45.6646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.8,"last_trade_time":"2026-02-13T14:51:58","percent_change":0.0,"prev_day_close":42.75},{"option":"SPXW260515C05875000","bid":1060.9,"bid_size":3.0,"ask":1069.3,"ask_size":3.0,"iv":0.2765,"open_interest":0.0,"volume":0.0,"delta":0.8982,"gamma":0.0002,"vega":5.9907,"theta":-0.6696,"rho":11.9838,"theo":1064.5843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1082.90002441406},{"option":"SPXW260515P05875000","bid":45.6,"bid_size":54.0,"ask":46.5,"ask_size":44.0,"iv":0.2757,"open_interest":325.0,"volume":0.0,"delta":-0.1019,"gamma":0.0002,"vega":5.9907,"theta":-0.9296,"rho":-1.7334,"theo":45.9785,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.99,"last_trade_time":"2026-02-12T15:18:51","percent_change":0.0,"prev_day_close":43.0499992370606},{"option":"SPXW260515C05880000","bid":1056.1,"bid_size":3.0,"ask":1064.6,"ask_size":3.0,"iv":0.2758,"open_interest":0.0,"volume":0.0,"delta":0.8975,"gamma":0.0002,"vega":6.0216,"theta":-0.674,"rho":11.9828,"theo":1059.9498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1078.10003662109},{"option":"SPXW260515P05880000","bid":46.0,"bid_size":10.0,"ask":46.8,"ask_size":42.0,"iv":0.2752,"open_interest":38.0,"volume":0.0,"delta":-0.1026,"gamma":0.0002,"vega":6.0216,"theta":-0.9327,"rho":-1.746,"theo":46.2949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.06,"last_trade_time":"2026-02-17T14:34:31","percent_change":0.0,"prev_day_close":43.3499984741211},{"option":"SPXW260515C05890000","bid":1046.8,"bid_size":3.0,"ask":1055.4,"ask_size":3.0,"iv":0.2747,"open_interest":1.0,"volume":0.0,"delta":0.896,"gamma":0.0002,"vega":6.0839,"theta":-0.6829,"rho":11.9806,"theo":1050.6883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1136.12,"last_trade_time":"2026-01-29T12:16:08","percent_change":0.0,"prev_day_close":1068.79998779297},{"option":"SPXW260515P05890000","bid":46.7,"bid_size":10.0,"ask":47.4,"ask_size":42.0,"iv":0.2742,"open_interest":10.0,"volume":0.0,"delta":-0.1041,"gamma":0.0002,"vega":6.0839,"theta":-0.939,"rho":-1.7715,"theo":46.9355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.2,"last_trade_time":"2026-02-13T14:33:27","percent_change":0.0,"prev_day_close":43.9500007629394},{"option":"SPXW260515C05900000","bid":1038.0,"bid_size":3.0,"ask":1045.4,"ask_size":3.0,"iv":0.2734,"open_interest":2.0,"volume":1.0,"delta":0.8944,"gamma":0.0002,"vega":6.1466,"theta":-0.6917,"rho":11.9781,"theo":1041.4373,"change":9.15,"open":1045.0,"high":1045.0,"low":1045.0,"tick":"down","last_trade_price":1045.0,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.883335,"prev_day_close":1059.45001220703},{"option":"SPXW260515P05900000","bid":47.2,"bid_size":53.0,"ask":48.1,"ask_size":42.0,"iv":0.273,"open_interest":364.0,"volume":1.0,"delta":-0.1057,"gamma":0.0002,"vega":6.1466,"theta":-0.9454,"rho":-1.7973,"theo":47.5865,"change":-0.14,"open":46.81,"high":46.81,"low":46.81,"tick":"down","last_trade_price":46.81,"last_trade_time":"2026-02-18T15:16:58","percent_change":-0.298191,"prev_day_close":44.5499992370606},{"option":"SPXW260515C05910000","bid":1028.4,"bid_size":3.0,"ask":1036.9,"ask_size":3.0,"iv":0.2726,"open_interest":500.0,"volume":0.0,"delta":0.8929,"gamma":0.0002,"vega":6.21,"theta":-0.7006,"rho":11.9753,"theo":1032.1968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1050.09997558594},{"option":"SPXW260515P05910000","bid":48.0,"bid_size":9.0,"ask":48.7,"ask_size":40.0,"iv":0.272,"open_interest":1.0,"volume":0.0,"delta":-0.1072,"gamma":0.0002,"vega":6.21,"theta":-0.9517,"rho":-1.8235,"theo":48.2479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.43,"last_trade_time":"2026-02-02T09:47:54","percent_change":0.0,"prev_day_close":45.1500015258789},{"option":"SPXW260515C05920000","bid":1019.3,"bid_size":3.0,"ask":1027.6,"ask_size":3.0,"iv":0.2716,"open_interest":5.0,"volume":0.0,"delta":0.8913,"gamma":0.0002,"vega":6.274,"theta":-0.7095,"rho":11.972,"theo":1022.9669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1040.75},{"option":"SPXW260515P05920000","bid":48.6,"bid_size":9.0,"ask":49.4,"ask_size":40.0,"iv":0.2709,"open_interest":7.0,"volume":0.0,"delta":-0.1088,"gamma":0.0002,"vega":6.274,"theta":-0.9581,"rho":-1.85,"theo":48.92,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.3,"last_trade_time":"2026-02-04T11:15:00","percent_change":0.0,"prev_day_close":45.75},{"option":"SPXW260515C05925000","bid":1014.7,"bid_size":3.0,"ask":1022.3,"ask_size":3.0,"iv":0.2705,"open_interest":0.0,"volume":0.0,"delta":0.8905,"gamma":0.0002,"vega":6.3063,"theta":-0.714,"rho":11.9703,"theo":1018.356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.34997558594},{"option":"SPXW260515P05925000","bid":49.0,"bid_size":9.0,"ask":49.7,"ask_size":40.0,"iv":0.2704,"open_interest":284.0,"volume":3.0,"delta":-0.1096,"gamma":0.0002,"vega":6.3063,"theta":-0.9613,"rho":-1.8635,"theo":49.2601,"change":-5.95,"open":42.65,"high":42.65,"low":42.65,"tick":"no_change","last_trade_price":42.65,"last_trade_time":"2026-02-18T11:26:57","percent_change":-12.2428,"prev_day_close":46.1000003814697},{"option":"SPXW260515C05930000","bid":1010.0,"bid_size":3.0,"ask":1017.8,"ask_size":3.0,"iv":0.27,"open_interest":0.0,"volume":0.0,"delta":0.8897,"gamma":0.0002,"vega":6.3387,"theta":-0.7184,"rho":11.9684,"theo":1013.7478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1031.44995117188},{"option":"SPXW260515P05930000","bid":49.2,"bid_size":49.0,"ask":50.1,"ask_size":40.0,"iv":0.2698,"open_interest":5.0,"volume":0.0,"delta":-0.1104,"gamma":0.0002,"vega":6.3387,"theta":-0.9644,"rho":-1.877,"theo":49.6028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":39.6,"last_trade_time":"2026-02-10T11:17:03","percent_change":0.0,"prev_day_close":46.4500007629394},{"option":"SPXW260515C05940000","bid":1001.1,"bid_size":3.0,"ask":1008.8,"ask_size":3.0,"iv":0.2694,"open_interest":0.0,"volume":0.0,"delta":0.8881,"gamma":0.0002,"vega":6.4042,"theta":-0.7273,"rho":11.9643,"theo":1004.5396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1022.35000610352},{"option":"SPXW260515P05940000","bid":49.9,"bid_size":49.0,"ask":50.8,"ask_size":39.0,"iv":0.2688,"open_interest":12.0,"volume":0.0,"delta":-0.112,"gamma":0.0002,"vega":6.4042,"theta":-0.9708,"rho":-1.9044,"theo":50.2967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":49.0,"last_trade_time":"2026-02-06T11:30:22","percent_change":0.0,"prev_day_close":47.0499992370606},{"option":"SPXW260515C05950000","bid":991.9,"bid_size":3.0,"ask":999.9,"ask_size":3.0,"iv":0.2685,"open_interest":0.0,"volume":0.0,"delta":0.8864,"gamma":0.0002,"vega":6.4705,"theta":-0.7363,"rho":11.9596,"theo":995.3426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1013.20001220703},{"option":"SPXW260515P05950000","bid":50.6,"bid_size":48.0,"ask":51.5,"ask_size":38.0,"iv":0.2677,"open_interest":340.0,"volume":1.0,"delta":-0.1137,"gamma":0.0002,"vega":6.4705,"theta":-0.9773,"rho":-1.9324,"theo":51.0016,"change":-6.2,"open":44.1,"high":44.1,"low":44.1,"tick":"down","last_trade_price":44.1,"last_trade_time":"2026-02-18T11:29:14","percent_change":-12.326,"prev_day_close":47.75},{"option":"SPXW260515C05960000","bid":982.7,"bid_size":3.0,"ask":990.7,"ask_size":3.0,"iv":0.2674,"open_interest":0.0,"volume":0.0,"delta":0.8847,"gamma":0.0002,"vega":6.5375,"theta":-0.7452,"rho":11.9545,"theo":986.1569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1003.85000610352},{"option":"SPXW260515P05960000","bid":51.3,"bid_size":47.0,"ask":52.2,"ask_size":38.0,"iv":0.2666,"open_interest":27.0,"volume":0.0,"delta":-0.1154,"gamma":0.0002,"vega":6.5375,"theta":-0.9837,"rho":-1.9608,"theo":51.7179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.36,"last_trade_time":"2026-02-17T09:39:41","percent_change":0.0,"prev_day_close":48.3499984741211},{"option":"SPXW260515C05970000","bid":973.2,"bid_size":3.0,"ask":980.9,"ask_size":3.0,"iv":0.2656,"open_interest":0.0,"volume":0.0,"delta":0.883,"gamma":0.0002,"vega":6.6054,"theta":-0.7542,"rho":11.9488,"theo":976.9828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":994.449981689453},{"option":"SPXW260515P05970000","bid":52.1,"bid_size":30.0,"ask":52.9,"ask_size":37.0,"iv":0.2656,"open_interest":19.0,"volume":0.0,"delta":-0.1171,"gamma":0.0002,"vega":6.6054,"theta":-0.9901,"rho":-1.9898,"theo":52.4457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":56.3,"last_trade_time":"2026-02-13T15:21:04","percent_change":0.0,"prev_day_close":49.0499992370606},{"option":"SPXW260515C05975000","bid":968.7,"bid_size":3.0,"ask":976.5,"ask_size":3.0,"iv":0.2653,"open_interest":4.0,"volume":0.0,"delta":0.8822,"gamma":0.0002,"vega":6.6396,"theta":-0.7587,"rho":11.9457,"theo":972.4001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1052.93,"last_trade_time":"2026-01-29T12:43:33","percent_change":0.0,"prev_day_close":990.100006103516},{"option":"SPXW260515P05975000","bid":52.4,"bid_size":46.0,"ask":53.3,"ask_size":37.0,"iv":0.265,"open_interest":66.0,"volume":9.0,"delta":-0.1179,"gamma":0.0002,"vega":6.6396,"theta":-0.9933,"rho":-2.0046,"theo":52.814,"change":-0.5,"open":51.7,"high":51.8,"low":51.6,"tick":"down","last_trade_price":51.6,"last_trade_time":"2026-02-18T15:22:51","percent_change":-0.959694,"prev_day_close":49.4500007629394},{"option":"SPXW260515C05980000","bid":964.4,"bid_size":3.0,"ask":971.7,"ask_size":3.0,"iv":0.2648,"open_interest":4.0,"volume":0.0,"delta":0.8813,"gamma":0.0002,"vega":6.674,"theta":-0.7632,"rho":11.9425,"theo":967.8204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1048.33,"last_trade_time":"2026-01-29T12:43:33","percent_change":0.0,"prev_day_close":985.5},{"option":"SPXW260515P05980000","bid":52.9,"bid_size":9.0,"ask":53.6,"ask_size":37.0,"iv":0.2646,"open_interest":13.0,"volume":0.0,"delta":-0.1188,"gamma":0.0002,"vega":6.674,"theta":-0.9966,"rho":-2.0194,"theo":53.1853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":51.0,"last_trade_time":"2026-02-04T09:33:37","percent_change":0.0,"prev_day_close":49.75},{"option":"SPXW260515C05990000","bid":955.1,"bid_size":3.0,"ask":962.7,"ask_size":3.0,"iv":0.2638,"open_interest":0.0,"volume":0.0,"delta":0.8795,"gamma":0.0002,"vega":6.7434,"theta":-0.7721,"rho":11.9356,"theo":958.67,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":976.399993896484},{"option":"SPXW260515P05990000","bid":53.5,"bid_size":46.0,"ask":54.4,"ask_size":37.0,"iv":0.2634,"open_interest":11.0,"volume":0.0,"delta":-0.1206,"gamma":0.0002,"vega":6.7434,"theta":-1.003,"rho":-2.0497,"theo":53.9369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":42.6,"last_trade_time":"2026-02-12T09:50:02","percent_change":0.0,"prev_day_close":50.4500007629394},{"option":"SPXW260515C06000000","bid":945.9,"bid_size":3.0,"ask":953.6,"ask_size":3.0,"iv":0.2627,"open_interest":24.0,"volume":1.0,"delta":0.8777,"gamma":0.0002,"vega":6.8135,"theta":-0.7811,"rho":11.9281,"theo":949.5319,"change":9.12,"open":952.97,"high":952.97,"low":952.97,"tick":"down","last_trade_price":952.97,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.966255,"prev_day_close":967.200012207031},{"option":"SPXW260515P06000000","bid":54.4,"bid_size":9.0,"ask":55.2,"ask_size":35.0,"iv":0.2625,"open_interest":179.0,"volume":25.0,"delta":-0.1224,"gamma":0.0002,"vega":6.8135,"theta":-1.0094,"rho":-2.0805,"theo":54.7008,"change":-1.97,"open":49.7,"high":53.73,"low":46.6,"tick":"up","last_trade_price":53.73,"last_trade_time":"2026-02-18T15:16:58","percent_change":-3.85142,"prev_day_close":51.1500015258789},{"option":"SPXW260515C06010000","bid":936.8,"bid_size":3.0,"ask":944.9,"ask_size":3.0,"iv":0.262,"open_interest":0.0,"volume":0.0,"delta":0.8759,"gamma":0.0002,"vega":6.8841,"theta":-0.7901,"rho":11.92,"theo":940.4062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":957.899993896484},{"option":"SPXW260515P06010000","bid":55.1,"bid_size":29.0,"ask":55.9,"ask_size":35.0,"iv":0.2613,"open_interest":13.0,"volume":0.0,"delta":-0.1242,"gamma":0.0002,"vega":6.8841,"theta":-1.0159,"rho":-2.1119,"theo":55.4771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.1,"last_trade_time":"2026-02-13T10:05:05","percent_change":0.0,"prev_day_close":51.9500007629394},{"option":"SPXW260515C06020000","bid":927.5,"bid_size":3.0,"ask":935.1,"ask_size":3.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8741,"gamma":0.0002,"vega":6.9553,"theta":-0.799,"rho":11.9113,"theo":931.2933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":948.600006103516},{"option":"SPXW260515P06020000","bid":55.9,"bid_size":29.0,"ask":56.7,"ask_size":35.0,"iv":0.2603,"open_interest":14.0,"volume":0.0,"delta":-0.126,"gamma":0.0002,"vega":6.9553,"theta":-1.0223,"rho":-2.1439,"theo":56.2661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":56.4,"last_trade_time":"2026-02-17T15:55:28","percent_change":0.0,"prev_day_close":52.6500015258789},{"option":"SPXW260515C06025000","bid":923.0,"bid_size":3.0,"ask":931.2,"ask_size":3.0,"iv":0.2602,"open_interest":0.0,"volume":0.0,"delta":0.8731,"gamma":0.0002,"vega":6.991,"theta":-0.8035,"rho":11.9068,"theo":926.7416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":944.5},{"option":"SPXW260515P06025000","bid":56.2,"bid_size":44.0,"ask":57.1,"ask_size":35.0,"iv":0.2597,"open_interest":28.0,"volume":0.0,"delta":-0.127,"gamma":0.0002,"vega":6.991,"theta":-1.0256,"rho":-2.1601,"theo":56.6655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.46,"last_trade_time":"2026-02-17T09:39:41","percent_change":0.0,"prev_day_close":53.0499992370606},{"option":"SPXW260515C06030000","bid":918.4,"bid_size":3.0,"ask":926.0,"ask_size":3.0,"iv":0.2592,"open_interest":0.0,"volume":0.0,"delta":0.8722,"gamma":0.0002,"vega":7.0268,"theta":-0.808,"rho":11.9021,"theo":922.1933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":939.900024414062},{"option":"SPXW260515P06030000","bid":56.6,"bid_size":43.0,"ask":57.5,"ask_size":33.0,"iv":0.2592,"open_interest":20.0,"volume":0.0,"delta":-0.1279,"gamma":0.0002,"vega":7.0268,"theta":-1.0288,"rho":-2.1764,"theo":57.0681,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":44.1,"last_trade_time":"2026-02-09T15:11:10","percent_change":0.0,"prev_day_close":53.3999996185303},{"option":"SPXW260515C06040000","bid":909.7,"bid_size":3.0,"ask":917.2,"ask_size":3.0,"iv":0.2586,"open_interest":0.0,"volume":0.0,"delta":0.8703,"gamma":0.0002,"vega":7.0987,"theta":-0.817,"rho":11.8924,"theo":913.1064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":930.399993896484},{"option":"SPXW260515P06040000","bid":57.5,"bid_size":28.0,"ask":58.3,"ask_size":33.0,"iv":0.2582,"open_interest":44.0,"volume":0.0,"delta":-0.1298,"gamma":0.0002,"vega":7.0987,"theta":-1.0352,"rho":-2.2094,"theo":57.8832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.64,"last_trade_time":"2026-02-13T11:11:36","percent_change":0.0,"prev_day_close":54.1500015258789},{"option":"SPXW260515C06050000","bid":900.4,"bid_size":3.0,"ask":907.8,"ask_size":3.0,"iv":0.2572,"open_interest":101.0,"volume":0.0,"delta":0.8683,"gamma":0.0002,"vega":7.171,"theta":-0.826,"rho":11.8821,"theo":904.0328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":951.56,"last_trade_time":"2026-02-04T14:47:44","percent_change":0.0,"prev_day_close":921.25},{"option":"SPXW260515P06050000","bid":58.4,"bid_size":9.0,"ask":59.2,"ask_size":33.0,"iv":0.2572,"open_interest":100.0,"volume":32.0,"delta":-0.1317,"gamma":0.0002,"vega":7.171,"theta":-1.0417,"rho":-2.243,"theo":58.7116,"change":-5.3,"open":51.31,"high":53.3,"low":50.25,"tick":"down","last_trade_price":52.75,"last_trade_time":"2026-02-18T13:44:58","percent_change":-9.13006,"prev_day_close":54.9500007629394},{"option":"SPXW260515C06060000","bid":891.3,"bid_size":3.0,"ask":898.7,"ask_size":3.0,"iv":0.2561,"open_interest":0.0,"volume":0.0,"delta":0.8664,"gamma":0.0002,"vega":7.2434,"theta":-0.8349,"rho":11.8714,"theo":894.9727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":912.349975585938},{"option":"SPXW260515P06060000","bid":59.2,"bid_size":9.0,"ask":60.0,"ask_size":33.0,"iv":0.2561,"open_interest":20.0,"volume":0.0,"delta":-0.1337,"gamma":0.0002,"vega":7.2434,"theta":-1.0481,"rho":-2.277,"theo":59.5534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.74,"last_trade_time":"2026-02-05T09:45:03","percent_change":0.0,"prev_day_close":55.75},{"option":"SPXW260515C06070000","bid":882.2,"bid_size":3.0,"ask":890.3,"ask_size":3.0,"iv":0.2554,"open_interest":0.0,"volume":0.0,"delta":0.8644,"gamma":0.0003,"vega":7.3161,"theta":-0.8439,"rho":11.8603,"theo":885.9263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.299987792969},{"option":"SPXW260515P06070000","bid":60.0,"bid_size":26.0,"ask":60.9,"ask_size":32.0,"iv":0.255,"open_interest":4.0,"volume":0.0,"delta":-0.1357,"gamma":0.0003,"vega":7.3161,"theta":-1.0545,"rho":-2.3114,"theo":60.409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":58.0,"last_trade_time":"2026-02-13T13:56:53","percent_change":0.0,"prev_day_close":56.5499992370606},{"option":"SPXW260515C06075000","bid":878.2,"bid_size":3.0,"ask":885.7,"ask_size":3.0,"iv":0.2552,"open_interest":1.0,"volume":0.0,"delta":0.8634,"gamma":0.0003,"vega":7.3526,"theta":-0.8483,"rho":11.8546,"theo":881.4082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":857.06,"last_trade_time":"2026-02-17T09:30:20","percent_change":0.0,"prev_day_close":898.850006103516},{"option":"SPXW260515P06075000","bid":60.5,"bid_size":8.0,"ask":61.3,"ask_size":31.0,"iv":0.2545,"open_interest":92.0,"volume":0.0,"delta":-0.1367,"gamma":0.0003,"vega":7.3526,"theta":-1.0577,"rho":-2.3288,"theo":60.8419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.23,"last_trade_time":"2026-02-13T11:56:28","percent_change":0.0,"prev_day_close":56.9500007629394},{"option":"SPXW260515C06080000","bid":873.3,"bid_size":3.0,"ask":881.3,"ask_size":3.0,"iv":0.2545,"open_interest":5.0,"volume":0.0,"delta":0.8623,"gamma":0.0003,"vega":7.3891,"theta":-0.8528,"rho":11.8488,"theo":876.8936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.100006103516},{"option":"SPXW260515P06080000","bid":60.8,"bid_size":39.0,"ask":61.7,"ask_size":31.0,"iv":0.2539,"open_interest":8.0,"volume":0.0,"delta":-0.1378,"gamma":0.0003,"vega":7.3891,"theta":-1.0609,"rho":-2.3462,"theo":61.2783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.2,"last_trade_time":"2026-02-11T10:05:55","percent_change":0.0,"prev_day_close":57.3499984741211},{"option":"SPXW260515C06090000","bid":864.2,"bid_size":3.0,"ask":872.3,"ask_size":3.0,"iv":0.2534,"open_interest":0.0,"volume":0.0,"delta":0.8603,"gamma":0.0003,"vega":7.4623,"theta":-0.8617,"rho":11.8369,"theo":867.8749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":885.049987792969},{"option":"SPXW260515P06090000","bid":61.8,"bid_size":8.0,"ask":62.6,"ask_size":31.0,"iv":0.2529,"open_interest":34.0,"volume":1.0,"delta":-0.1398,"gamma":0.0003,"vega":7.4623,"theta":-1.0674,"rho":-2.3815,"theo":62.1616,"change":-4.95,"open":56.5,"high":56.5,"low":56.5,"tick":"down","last_trade_price":56.5,"last_trade_time":"2026-02-18T15:56:32","percent_change":-8.05533,"prev_day_close":58.1500015258789},{"option":"SPXW260515C06100000","bid":855.3,"bid_size":3.0,"ask":863.2,"ask_size":3.0,"iv":0.2523,"open_interest":5.0,"volume":0.0,"delta":0.8582,"gamma":0.0003,"vega":7.5359,"theta":-0.8706,"rho":11.8246,"theo":858.8703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":864.18,"last_trade_time":"2026-02-13T11:08:23","percent_change":0.0,"prev_day_close":875.699981689453},{"option":"SPXW260515P06100000","bid":62.7,"bid_size":8.0,"ask":63.5,"ask_size":30.0,"iv":0.2519,"open_interest":57.0,"volume":1.0,"delta":-0.1419,"gamma":0.0003,"vega":7.5359,"theta":-1.0737,"rho":-2.4171,"theo":63.0589,"change":-2.27,"open":56.0,"high":56.0,"low":56.0,"tick":"down","last_trade_price":56.0,"last_trade_time":"2026-02-18T10:01:26","percent_change":-3.84746,"prev_day_close":59.0},{"option":"SPXW260515C06110000","bid":846.3,"bid_size":3.0,"ask":854.2,"ask_size":3.0,"iv":0.2512,"open_interest":0.0,"volume":0.0,"delta":0.856,"gamma":0.0003,"vega":7.61,"theta":-0.8796,"rho":11.8118,"theo":849.8799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":867.100006103516},{"option":"SPXW260515P06110000","bid":63.6,"bid_size":8.0,"ask":64.4,"ask_size":29.0,"iv":0.2509,"open_interest":20.0,"volume":0.0,"delta":-0.144,"gamma":0.0003,"vega":7.61,"theta":-1.0801,"rho":-2.4532,"theo":63.9706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":70.84,"last_trade_time":"2026-02-17T09:31:08","percent_change":0.0,"prev_day_close":59.8499984741211},{"option":"SPXW260515C06120000","bid":838.0,"bid_size":3.0,"ask":844.5,"ask_size":3.0,"iv":0.2502,"open_interest":0.0,"volume":0.0,"delta":0.8539,"gamma":0.0003,"vega":7.6846,"theta":-0.8884,"rho":11.7985,"theo":840.904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.800018310547},{"option":"SPXW260515P06120000","bid":64.4,"bid_size":37.0,"ask":65.4,"ask_size":29.0,"iv":0.2497,"open_interest":14.0,"volume":13.0,"delta":-0.1462,"gamma":0.0003,"vega":7.6846,"theta":-1.0865,"rho":-2.4898,"theo":64.8966,"change":-1.75,"open":62.4,"high":62.4,"low":62.4,"tick":"down","last_trade_price":62.4,"last_trade_time":"2026-02-18T15:01:31","percent_change":-2.72798,"prev_day_close":60.75},{"option":"SPXW260515C06125000","bid":832.9,"bid_size":3.0,"ask":840.4,"ask_size":3.0,"iv":0.2495,"open_interest":0.0,"volume":0.0,"delta":0.8528,"gamma":0.0003,"vega":7.7221,"theta":-0.8929,"rho":11.7916,"theo":836.4215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":853.549987792969},{"option":"SPXW260515P06125000","bid":65.0,"bid_size":8.0,"ask":65.8,"ask_size":29.0,"iv":0.2493,"open_interest":59.0,"volume":1.0,"delta":-0.1473,"gamma":0.0003,"vega":7.7221,"theta":-1.0896,"rho":-2.5083,"theo":65.3651,"change":-6.5,"open":58.1,"high":58.1,"low":58.1,"tick":"down","last_trade_price":58.1,"last_trade_time":"2026-02-18T10:01:26","percent_change":-10.0619,"prev_day_close":61.1500015258789},{"option":"SPXW260515C06130000","bid":828.9,"bid_size":3.0,"ask":836.0,"ask_size":3.0,"iv":0.2493,"open_interest":0.0,"volume":0.0,"delta":0.8517,"gamma":0.0003,"vega":7.7598,"theta":-0.8973,"rho":11.7847,"theo":831.9427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":848.800018310547},{"option":"SPXW260515P06130000","bid":65.4,"bid_size":25.0,"ask":66.3,"ask_size":29.0,"iv":0.2487,"open_interest":4.0,"volume":0.0,"delta":-0.1484,"gamma":0.0003,"vega":7.7598,"theta":-1.0928,"rho":-2.527,"theo":65.8373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":86.3,"last_trade_time":"2026-02-05T10:20:07","percent_change":0.0,"prev_day_close":61.6000003814697},{"option":"SPXW260515C06140000","bid":819.5,"bid_size":3.0,"ask":826.6,"ask_size":3.0,"iv":0.2477,"open_interest":0.0,"volume":0.0,"delta":0.8494,"gamma":0.0003,"vega":7.8356,"theta":-0.9061,"rho":11.7702,"theo":822.9963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":839.800018310547},{"option":"SPXW260515P06140000","bid":66.4,"bid_size":24.0,"ask":67.3,"ask_size":28.0,"iv":0.2477,"open_interest":14.0,"volume":0.0,"delta":-0.1507,"gamma":0.0003,"vega":7.8356,"theta":-1.0991,"rho":-2.5647,"theo":66.7928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.83,"last_trade_time":"2026-02-17T14:58:22","percent_change":0.0,"prev_day_close":62.5},{"option":"SPXW260515C06150000","bid":810.6,"bid_size":3.0,"ask":817.7,"ask_size":3.0,"iv":0.2466,"open_interest":0.0,"volume":0.0,"delta":0.8472,"gamma":0.0003,"vega":7.9122,"theta":-0.9149,"rho":11.7551,"theo":814.065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":830.700012207031},{"option":"SPXW260515P06150000","bid":67.4,"bid_size":8.0,"ask":68.3,"ask_size":28.0,"iv":0.2466,"open_interest":134.0,"volume":15.0,"delta":-0.1529,"gamma":0.0003,"vega":7.9122,"theta":-1.1054,"rho":-2.6031,"theo":67.7635,"change":-0.65,"open":65.5,"high":66.4,"low":65.1,"tick":"up","last_trade_price":66.4,"last_trade_time":"2026-02-18T15:21:40","percent_change":-0.96943,"prev_day_close":63.4500007629394},{"option":"SPXW260515C06160000","bid":801.7,"bid_size":3.0,"ask":808.8,"ask_size":3.0,"iv":0.2456,"open_interest":0.0,"volume":0.0,"delta":0.8448,"gamma":0.0003,"vega":7.9896,"theta":-0.9237,"rho":11.7393,"theo":805.1492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":822.100006103516},{"option":"SPXW260515P06160000","bid":68.3,"bid_size":24.0,"ask":69.2,"ask_size":28.0,"iv":0.2455,"open_interest":11.0,"volume":0.0,"delta":-0.1552,"gamma":0.0003,"vega":7.9896,"theta":-1.1116,"rho":-2.6423,"theo":68.7497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":66.7,"last_trade_time":"2026-02-13T14:18:56","percent_change":0.0,"prev_day_close":64.3499984741211},{"option":"SPXW260515C06170000","bid":792.8,"bid_size":3.0,"ask":799.9,"ask_size":3.0,"iv":0.2446,"open_interest":0.0,"volume":0.0,"delta":0.8425,"gamma":0.0003,"vega":8.0678,"theta":-0.9324,"rho":11.7227,"theo":796.2491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.849975585938},{"option":"SPXW260515P06170000","bid":69.3,"bid_size":36.0,"ask":70.3,"ask_size":28.0,"iv":0.2445,"open_interest":22.0,"volume":7.0,"delta":-0.1576,"gamma":0.0003,"vega":8.0678,"theta":-1.1178,"rho":-2.6822,"theo":69.7516,"change":-9.2,"open":59.8,"high":59.8,"low":59.8,"tick":"down","last_trade_price":59.8,"last_trade_time":"2026-02-18T13:13:17","percent_change":-13.3333,"prev_day_close":65.2999992370606},{"option":"SPXW260515C06175000","bid":788.3,"bid_size":3.0,"ask":795.5,"ask_size":3.0,"iv":0.244,"open_interest":0.0,"volume":0.0,"delta":0.8413,"gamma":0.0003,"vega":8.1071,"theta":-0.9368,"rho":11.714,"theo":791.8051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":808.649993896484},{"option":"SPXW260515P06175000","bid":69.8,"bid_size":36.0,"ask":70.8,"ask_size":28.0,"iv":0.2439,"open_interest":45.0,"volume":2.0,"delta":-0.1588,"gamma":0.0003,"vega":8.1071,"theta":-1.1209,"rho":-2.7025,"theo":70.2585,"change":-5.84,"open":60.6,"high":63.76,"low":60.6,"tick":"up","last_trade_price":63.76,"last_trade_time":"2026-02-18T13:43:20","percent_change":-8.39081,"prev_day_close":65.7999992370606},{"option":"SPXW260515C06180000","bid":783.9,"bid_size":4.0,"ask":791.5,"ask_size":4.0,"iv":0.2438,"open_interest":0.0,"volume":0.0,"delta":0.8401,"gamma":0.0003,"vega":8.1466,"theta":-0.9412,"rho":11.7052,"theo":787.3651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":803.850006103516},{"option":"SPXW260515P06180000","bid":70.4,"bid_size":23.0,"ask":71.3,"ask_size":26.0,"iv":0.2435,"open_interest":6.0,"volume":0.0,"delta":-0.16,"gamma":0.0003,"vega":8.1466,"theta":-1.124,"rho":-2.723,"theo":70.7696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.7,"last_trade_time":"2026-01-21T11:00:43","percent_change":0.0,"prev_day_close":66.2999992370606},{"option":"SPXW260515C06190000","bid":775.2,"bid_size":4.0,"ask":782.2,"ask_size":4.0,"iv":0.2426,"open_interest":226.0,"volume":0.0,"delta":0.8377,"gamma":0.0003,"vega":8.2262,"theta":-0.9498,"rho":11.6869,"theo":778.4976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":883.1,"last_trade_time":"2026-02-09T11:44:18","percent_change":0.0,"prev_day_close":795.299987792969},{"option":"SPXW260515P06190000","bid":71.4,"bid_size":23.0,"ask":72.3,"ask_size":26.0,"iv":0.2424,"open_interest":15.0,"volume":0.0,"delta":-0.1624,"gamma":0.0003,"vega":8.2262,"theta":-1.1302,"rho":-2.7646,"theo":71.8041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.7,"last_trade_time":"2026-02-11T09:56:03","percent_change":0.0,"prev_day_close":67.25},{"option":"SPXW260515C06200000","bid":766.2,"bid_size":4.0,"ask":773.3,"ask_size":4.0,"iv":0.2414,"open_interest":23.0,"volume":0.0,"delta":0.8352,"gamma":0.0003,"vega":8.3063,"theta":-0.9585,"rho":11.6678,"theo":769.647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":781.38,"last_trade_time":"2026-02-12T12:48:36","percent_change":0.0,"prev_day_close":786.0},{"option":"SPXW260515P06200000","bid":72.5,"bid_size":23.0,"ask":73.4,"ask_size":26.0,"iv":0.2414,"open_interest":84.0,"volume":21.0,"delta":-0.1648,"gamma":0.0003,"vega":8.3063,"theta":-1.1363,"rho":-2.807,"theo":72.8554,"change":-0.97,"open":62.74,"high":71.23,"low":62.71,"tick":"up","last_trade_price":71.23,"last_trade_time":"2026-02-18T15:20:22","percent_change":-1.34349,"prev_day_close":68.25},{"option":"SPXW260515C06210000","bid":757.4,"bid_size":4.0,"ask":764.4,"ask_size":4.0,"iv":0.2403,"open_interest":0.0,"volume":0.0,"delta":0.8327,"gamma":0.0003,"vega":8.3868,"theta":-0.9671,"rho":11.6479,"theo":760.8136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":777.0},{"option":"SPXW260515P06210000","bid":73.6,"bid_size":8.0,"ask":74.5,"ask_size":26.0,"iv":0.2403,"open_interest":44.0,"volume":3.0,"delta":-0.1673,"gamma":0.0003,"vega":8.3868,"theta":-1.1423,"rho":-2.8502,"theo":73.9239,"change":-8.25,"open":63.7,"high":65.0,"low":63.7,"tick":"up","last_trade_price":65.0,"last_trade_time":"2026-02-18T11:55:08","percent_change":-11.2628,"prev_day_close":69.2999992370606},{"option":"SPXW260515C06220000","bid":748.6,"bid_size":4.0,"ask":755.6,"ask_size":4.0,"iv":0.2393,"open_interest":3.0,"volume":0.0,"delta":0.8302,"gamma":0.0003,"vega":8.4677,"theta":-0.9756,"rho":11.6271,"theo":751.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":755.28,"last_trade_time":"2026-02-13T11:06:14","percent_change":0.0,"prev_day_close":768.649993896484},{"option":"SPXW260515P06220000","bid":74.6,"bid_size":33.0,"ask":75.6,"ask_size":25.0,"iv":0.2392,"open_interest":8.0,"volume":0.0,"delta":-0.1699,"gamma":0.0003,"vega":8.4677,"theta":-1.1484,"rho":-2.8943,"theo":75.0101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":75.2,"last_trade_time":"2026-02-03T12:53:05","percent_change":0.0,"prev_day_close":70.2999992370606},{"option":"SPXW260515C06225000","bid":744.3,"bid_size":4.0,"ask":751.2,"ask_size":4.0,"iv":0.2388,"open_interest":0.0,"volume":0.0,"delta":0.8289,"gamma":0.0003,"vega":8.5082,"theta":-0.9799,"rho":11.6165,"theo":747.5965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":763.799987792969},{"option":"SPXW260515P06225000","bid":75.1,"bid_size":33.0,"ask":76.1,"ask_size":25.0,"iv":0.2387,"open_interest":33.0,"volume":2.0,"delta":-0.1712,"gamma":0.0003,"vega":8.5082,"theta":-1.1514,"rho":-2.9166,"theo":75.5598,"change":-10.1,"open":65.0,"high":65.0,"low":64.8,"tick":"down","last_trade_price":64.8,"last_trade_time":"2026-02-18T12:06:52","percent_change":-13.4846,"prev_day_close":70.7999992370606},{"option":"SPXW260515C06230000","bid":739.8,"bid_size":4.0,"ask":746.8,"ask_size":4.0,"iv":0.2382,"open_interest":0.0,"volume":0.0,"delta":0.8276,"gamma":0.0003,"vega":8.5487,"theta":-0.9841,"rho":11.6058,"theo":743.1998,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":759.400024414062},{"option":"SPXW260515P06230000","bid":75.7,"bid_size":33.0,"ask":76.7,"ask_size":25.0,"iv":0.2382,"open_interest":126.0,"volume":0.0,"delta":-0.1725,"gamma":0.0003,"vega":8.5487,"theta":-1.1543,"rho":-2.939,"theo":76.1141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.65,"last_trade_time":"2026-02-17T15:45:54","percent_change":0.0,"prev_day_close":71.2999992370606},{"option":"SPXW260515C06240000","bid":731.2,"bid_size":4.0,"ask":738.0,"ask_size":4.0,"iv":0.2372,"open_interest":0.0,"volume":0.0,"delta":0.825,"gamma":0.0003,"vega":8.6298,"theta":-0.9925,"rho":11.5836,"theo":734.42,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":750.649993896484},{"option":"SPXW260515P06240000","bid":76.8,"bid_size":33.0,"ask":77.8,"ask_size":25.0,"iv":0.2372,"open_interest":12.0,"volume":0.0,"delta":-0.1751,"gamma":0.0003,"vega":8.6298,"theta":-1.1602,"rho":-2.9844,"theo":77.2363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.18,"last_trade_time":"2026-02-17T14:58:22","percent_change":0.0,"prev_day_close":72.3999977111816},{"option":"SPXW260515C06250000","bid":722.3,"bid_size":4.0,"ask":729.3,"ask_size":4.0,"iv":0.2361,"open_interest":0.0,"volume":0.0,"delta":0.8223,"gamma":0.0003,"vega":8.711,"theta":-1.0009,"rho":11.5609,"theo":725.6587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":741.899993896484},{"option":"SPXW260515P06250000","bid":78.0,"bid_size":32.0,"ask":79.0,"ask_size":25.0,"iv":0.2361,"open_interest":172.0,"volume":19.0,"delta":-0.1777,"gamma":0.0003,"vega":8.711,"theta":-1.1661,"rho":-3.0304,"theo":78.377,"change":-7.3,"open":70.95,"high":70.95,"low":69.0,"tick":"up","last_trade_price":70.4,"last_trade_time":"2026-02-18T15:54:44","percent_change":-9.39511,"prev_day_close":73.5},{"option":"SPXW260515C06260000","bid":713.7,"bid_size":4.0,"ask":720.5,"ask_size":4.0,"iv":0.2351,"open_interest":1.0,"volume":0.0,"delta":0.8196,"gamma":0.0003,"vega":8.7921,"theta":-1.0093,"rho":11.5377,"theo":716.9162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":681.5,"last_trade_time":"2026-02-05T15:45:36","percent_change":0.0,"prev_day_close":733.350006103516},{"option":"SPXW260515P06260000","bid":79.1,"bid_size":32.0,"ask":80.2,"ask_size":25.0,"iv":0.2351,"open_interest":133.0,"volume":0.0,"delta":-0.1804,"gamma":0.0003,"vega":8.7921,"theta":-1.1719,"rho":-3.077,"theo":79.5364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.1,"last_trade_time":"2026-02-17T15:45:54","percent_change":0.0,"prev_day_close":74.6000022888184},{"option":"SPXW260515C06270000","bid":705.0,"bid_size":4.0,"ask":711.8,"ask_size":4.0,"iv":0.2341,"open_interest":0.0,"volume":0.0,"delta":0.8169,"gamma":0.0003,"vega":8.8732,"theta":-1.0176,"rho":11.5139,"theo":708.1926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":724.149993896484},{"option":"SPXW260515P06270000","bid":80.3,"bid_size":31.0,"ask":81.3,"ask_size":24.0,"iv":0.234,"open_interest":7.0,"volume":0.0,"delta":-0.1832,"gamma":0.0003,"vega":8.8732,"theta":-1.1777,"rho":-3.1241,"theo":80.7148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.0,"last_trade_time":"2026-02-11T10:28:15","percent_change":0.0,"prev_day_close":75.7000007629394},{"option":"SPXW260515C06275000","bid":700.6,"bid_size":4.0,"ask":707.5,"ask_size":4.0,"iv":0.2335,"open_interest":0.0,"volume":0.0,"delta":0.8155,"gamma":0.0003,"vega":8.9138,"theta":-1.0217,"rho":11.5018,"theo":703.838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":720.100006103516},{"option":"SPXW260515P06275000","bid":80.9,"bid_size":31.0,"ask":82.0,"ask_size":24.0,"iv":0.2335,"open_interest":171.0,"volume":3.0,"delta":-0.1846,"gamma":0.0003,"vega":8.9138,"theta":-1.1805,"rho":-3.1478,"theo":81.3112,"change":-2.35,"open":70.35,"high":78.35,"low":70.35,"tick":"up","last_trade_price":78.35,"last_trade_time":"2026-02-18T15:00:24","percent_change":-2.91202,"prev_day_close":76.2999992370606},{"option":"SPXW260515C06280000","bid":696.3,"bid_size":4.0,"ask":703.1,"ask_size":4.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.8141,"gamma":0.0004,"vega":8.9544,"theta":-1.0258,"rho":11.4896,"theo":699.4882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":715.800018310547},{"option":"SPXW260515P06280000","bid":81.5,"bid_size":31.0,"ask":82.6,"ask_size":24.0,"iv":0.2329,"open_interest":8.0,"volume":0.0,"delta":-0.186,"gamma":0.0004,"vega":8.9544,"theta":-1.1834,"rho":-3.1717,"theo":81.9125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":91.35,"last_trade_time":"2026-02-13T15:30:58","percent_change":0.0,"prev_day_close":76.8499984741211},{"option":"SPXW260515C06290000","bid":687.6,"bid_size":4.0,"ask":694.4,"ask_size":4.0,"iv":0.2319,"open_interest":0.0,"volume":0.0,"delta":0.8113,"gamma":0.0004,"vega":9.0357,"theta":-1.0339,"rho":11.4648,"theo":690.8034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":706.450012207031},{"option":"SPXW260515P06290000","bid":82.8,"bid_size":24.0,"ask":83.8,"ask_size":24.0,"iv":0.2319,"open_interest":13.0,"volume":0.0,"delta":-0.1888,"gamma":0.0004,"vega":9.0357,"theta":-1.189,"rho":-3.2199,"theo":83.1295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.9,"last_trade_time":"2026-02-10T10:44:42","percent_change":0.0,"prev_day_close":78.0},{"option":"SPXW260515C06300000","bid":679.4,"bid_size":4.0,"ask":686.2,"ask_size":4.0,"iv":0.2314,"open_interest":11.0,"volume":0.0,"delta":0.8084,"gamma":0.0004,"vega":9.1173,"theta":-1.042,"rho":11.4393,"theo":682.1382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":755.55,"last_trade_time":"2026-02-11T12:02:57","percent_change":0.0,"prev_day_close":698.0},{"option":"SPXW260515P06300000","bid":84.0,"bid_size":23.0,"ask":85.0,"ask_size":23.0,"iv":0.2308,"open_interest":118.0,"volume":22.0,"delta":-0.1917,"gamma":0.0004,"vega":9.1173,"theta":-1.1946,"rho":-3.2686,"theo":84.3664,"change":-7.0,"open":75.38,"high":81.35,"low":72.91,"tick":"down","last_trade_price":76.8,"last_trade_time":"2026-02-18T15:53:46","percent_change":-8.35322,"prev_day_close":79.2000007629394},{"option":"SPXW260515C06310000","bid":670.4,"bid_size":4.0,"ask":677.1,"ask_size":4.0,"iv":0.2299,"open_interest":227.0,"volume":0.0,"delta":0.8054,"gamma":0.0004,"vega":9.1993,"theta":-1.05,"rho":11.4131,"theo":673.4931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":775.23,"last_trade_time":"2026-02-09T11:44:18","percent_change":0.0,"prev_day_close":689.449981689453},{"option":"SPXW260515P06310000","bid":85.3,"bid_size":30.0,"ask":86.3,"ask_size":23.0,"iv":0.2298,"open_interest":17.0,"volume":0.0,"delta":-0.1946,"gamma":0.0004,"vega":9.1993,"theta":-1.2,"rho":-3.3181,"theo":85.6233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":83.1,"last_trade_time":"2026-02-17T14:52:16","percent_change":0.0,"prev_day_close":80.3999977111816},{"option":"SPXW260515C06320000","bid":661.8,"bid_size":4.0,"ask":668.5,"ask_size":4.0,"iv":0.2288,"open_interest":0.0,"volume":0.0,"delta":0.8025,"gamma":0.0004,"vega":9.2817,"theta":-1.058,"rho":11.3861,"theo":664.8685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":680.5},{"option":"SPXW260515P06320000","bid":86.6,"bid_size":29.0,"ask":87.6,"ask_size":22.0,"iv":0.2287,"open_interest":4.0,"volume":0.0,"delta":-0.1976,"gamma":0.0004,"vega":9.2817,"theta":-1.2055,"rho":-3.3684,"theo":86.9006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.1,"last_trade_time":"2026-02-17T11:37:59","percent_change":0.0,"prev_day_close":81.6000022888184},{"option":"SPXW260515C06325000","bid":657.5,"bid_size":4.0,"ask":664.1,"ask_size":4.0,"iv":0.2282,"open_interest":1.0,"volume":0.0,"delta":0.801,"gamma":0.0004,"vega":9.3231,"theta":-1.0619,"rho":11.3723,"theo":660.564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":666.58,"last_trade_time":"2026-02-13T11:08:23","percent_change":0.0,"prev_day_close":676.199981689453},{"option":"SPXW260515P06325000","bid":87.2,"bid_size":22.0,"ask":88.3,"ask_size":22.0,"iv":0.2282,"open_interest":25.0,"volume":0.0,"delta":-0.1991,"gamma":0.0004,"vega":9.3231,"theta":-1.2082,"rho":-3.3939,"theo":87.5471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.55,"last_trade_time":"2026-02-11T10:11:17","percent_change":0.0,"prev_day_close":82.2000007629394},{"option":"SPXW260515C06330000","bid":653.2,"bid_size":4.0,"ask":659.8,"ask_size":4.0,"iv":0.2277,"open_interest":1.0,"volume":0.0,"delta":0.7994,"gamma":0.0004,"vega":9.3647,"theta":-1.0658,"rho":11.3582,"theo":656.2648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":657.92,"last_trade_time":"2026-02-13T10:39:19","percent_change":0.0,"prev_day_close":672.150024414062},{"option":"SPXW260515P06330000","bid":87.9,"bid_size":29.0,"ask":88.9,"ask_size":22.0,"iv":0.2277,"open_interest":25.0,"volume":0.0,"delta":-0.2006,"gamma":0.0004,"vega":9.3647,"theta":-1.2108,"rho":-3.4196,"theo":88.1989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.4,"last_trade_time":"2026-02-17T13:37:02","percent_change":0.0,"prev_day_close":82.8499984741211},{"option":"SPXW260515C06340000","bid":644.6,"bid_size":4.0,"ask":651.2,"ask_size":4.0,"iv":0.2266,"open_interest":0.0,"volume":0.0,"delta":0.7964,"gamma":0.0004,"vega":9.4483,"theta":-1.0736,"rho":11.3293,"theo":647.6823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":663.099975585938},{"option":"SPXW260515P06340000","bid":89.2,"bid_size":29.0,"ask":90.2,"ask_size":22.0,"iv":0.2266,"open_interest":11.0,"volume":0.0,"delta":-0.2037,"gamma":0.0004,"vega":9.4483,"theta":-1.2161,"rho":-3.4718,"theo":89.5184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":90.5,"last_trade_time":"2026-02-17T13:36:58","percent_change":0.0,"prev_day_close":84.1000022888184},{"option":"SPXW260515C06350000","bid":636.1,"bid_size":4.0,"ask":643.0,"ask_size":4.0,"iv":0.2258,"open_interest":7.0,"volume":1.0,"delta":0.7933,"gamma":0.0004,"vega":9.5324,"theta":-1.0813,"rho":11.2993,"theo":639.1218,"change":21.68,"open":655.33,"high":655.33,"low":655.33,"tick":"up","last_trade_price":655.33,"last_trade_time":"2026-02-18T09:57:47","percent_change":3.42145,"prev_day_close":654.5},{"option":"SPXW260515P06350000","bid":90.6,"bid_size":19.0,"ask":91.6,"ask_size":22.0,"iv":0.2256,"open_interest":59.0,"volume":12.0,"delta":-0.2068,"gamma":0.0004,"vega":9.5324,"theta":-1.2212,"rho":-3.5251,"theo":90.8598,"change":-9.5,"open":87.72,"high":87.72,"low":80.8,"tick":"down","last_trade_price":80.8,"last_trade_time":"2026-02-18T13:32:32","percent_change":-10.5205,"prev_day_close":85.3999977111816},{"option":"SPXW260515C06360000","bid":627.5,"bid_size":4.0,"ask":634.2,"ask_size":4.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.7901,"gamma":0.0004,"vega":9.6171,"theta":-1.0889,"rho":11.2682,"theo":630.5837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.950012207031},{"option":"SPXW260515P06360000","bid":91.9,"bid_size":29.0,"ask":93.0,"ask_size":22.0,"iv":0.2245,"open_interest":7.0,"volume":2.0,"delta":-0.21,"gamma":0.0004,"vega":9.6171,"theta":-1.2263,"rho":-3.5796,"theo":92.2237,"change":-3.1,"open":88.8,"high":88.8,"low":88.6,"tick":"down","last_trade_price":88.6,"last_trade_time":"2026-02-18T15:02:09","percent_change":-3.38059,"prev_day_close":86.7000007629394},{"option":"SPXW260515C06370000","bid":619.1,"bid_size":4.0,"ask":625.6,"ask_size":4.0,"iv":0.2235,"open_interest":0.0,"volume":0.0,"delta":0.7869,"gamma":0.0004,"vega":9.7022,"theta":-1.0965,"rho":11.236,"theo":622.0686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":637.5},{"option":"SPXW260515P06370000","bid":93.3,"bid_size":28.0,"ask":94.4,"ask_size":21.0,"iv":0.2234,"open_interest":20.0,"volume":20.0,"delta":-0.2132,"gamma":0.0004,"vega":9.7022,"theta":-1.2313,"rho":-3.6352,"theo":93.6106,"change":-3.55,"open":81.6,"high":90.1,"low":80.4,"tick":"down","last_trade_price":89.6,"last_trade_time":"2026-02-18T15:35:57","percent_change":-3.81106,"prev_day_close":88.0},{"option":"SPXW260515C06375000","bid":614.8,"bid_size":4.0,"ask":621.4,"ask_size":4.0,"iv":0.2229,"open_interest":3.0,"volume":0.0,"delta":0.7852,"gamma":0.0004,"vega":9.7448,"theta":-1.1002,"rho":11.2194,"theo":617.8199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":663.51,"last_trade_time":"2026-02-12T11:00:10","percent_change":0.0,"prev_day_close":633.399993896484},{"option":"SPXW260515P06375000","bid":94.0,"bid_size":28.0,"ask":95.1,"ask_size":21.0,"iv":0.2229,"open_interest":80.0,"volume":0.0,"delta":-0.2148,"gamma":0.0004,"vega":9.7448,"theta":-1.2338,"rho":-3.6634,"theo":94.3129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.1,"last_trade_time":"2026-02-13T10:16:26","percent_change":0.0,"prev_day_close":88.6500015258789},{"option":"SPXW260515C06380000","bid":610.6,"bid_size":4.0,"ask":617.1,"ask_size":4.0,"iv":0.2224,"open_interest":0.0,"volume":0.0,"delta":0.7836,"gamma":0.0004,"vega":9.7875,"theta":-1.1039,"rho":11.2025,"theo":613.5771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.75},{"option":"SPXW260515P06380000","bid":94.7,"bid_size":28.0,"ask":95.8,"ask_size":21.0,"iv":0.2224,"open_interest":17.0,"volume":4.0,"delta":-0.2165,"gamma":0.0004,"vega":9.7875,"theta":-1.2362,"rho":-3.6919,"theo":95.0211,"change":-13.05,"open":85.18,"high":85.18,"low":81.6,"tick":"down","last_trade_price":81.6,"last_trade_time":"2026-02-18T11:15:10","percent_change":-13.7876,"prev_day_close":89.3499984741211},{"option":"SPXW260515C06390000","bid":602.2,"bid_size":4.0,"ask":608.7,"ask_size":4.0,"iv":0.2214,"open_interest":2.0,"volume":0.0,"delta":0.7803,"gamma":0.0004,"vega":9.8729,"theta":-1.1112,"rho":11.168,"theo":605.1098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":600.13,"last_trade_time":"2026-02-12T15:48:42","percent_change":0.0,"prev_day_close":620.5},{"option":"SPXW260515P06390000","bid":96.2,"bid_size":28.0,"ask":97.3,"ask_size":21.0,"iv":0.2213,"open_interest":20.0,"volume":1.0,"delta":-0.2198,"gamma":0.0004,"vega":9.8729,"theta":-1.241,"rho":-3.7497,"theo":96.4558,"change":-3.9,"open":92.1,"high":92.1,"low":92.1,"tick":"down","last_trade_price":92.1,"last_trade_time":"2026-02-18T15:02:31","percent_change":-4.0625,"prev_day_close":90.75},{"option":"SPXW260515C06400000","bid":594.0,"bid_size":4.0,"ask":600.6,"ask_size":4.0,"iv":0.2206,"open_interest":15.0,"volume":0.0,"delta":0.7769,"gamma":0.0004,"vega":9.9581,"theta":-1.1184,"rho":11.1326,"theo":596.6673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":700.61,"last_trade_time":"2026-02-09T12:11:13","percent_change":0.0,"prev_day_close":611.75},{"option":"SPXW260515P06400000","bid":97.7,"bid_size":10.0,"ask":98.7,"ask_size":21.0,"iv":0.2203,"open_interest":110.0,"volume":28.0,"delta":-0.2232,"gamma":0.0004,"vega":9.9581,"theta":-1.2457,"rho":-3.8084,"theo":97.9152,"change":-12.85,"open":94.67,"high":94.67,"low":84.7,"tick":"down","last_trade_price":84.7,"last_trade_time":"2026-02-18T10:53:54","percent_change":-13.1727,"prev_day_close":92.1000022888184},{"option":"SPXW260515C06410000","bid":585.3,"bid_size":4.0,"ask":591.7,"ask_size":4.0,"iv":0.2191,"open_interest":2.0,"volume":0.0,"delta":0.7734,"gamma":0.0004,"vega":10.0431,"theta":-1.1255,"rho":11.0963,"theo":588.2499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":553.23,"last_trade_time":"2026-02-13T09:42:38","percent_change":0.0,"prev_day_close":603.25},{"option":"SPXW260515P06410000","bid":99.2,"bid_size":10.0,"ask":100.2,"ask_size":21.0,"iv":0.2192,"open_interest":35.0,"volume":11.0,"delta":-0.2266,"gamma":0.0004,"vega":10.0431,"theta":-1.2503,"rho":-3.8681,"theo":99.3998,"change":-5.75,"open":88.5,"high":93.3,"low":88.5,"tick":"up","last_trade_price":93.3,"last_trade_time":"2026-02-18T14:33:20","percent_change":-5.80515,"prev_day_close":93.5499992370606},{"option":"SPXW260515C06420000","bid":577.3,"bid_size":4.0,"ask":583.3,"ask_size":4.0,"iv":0.2182,"open_interest":0.0,"volume":0.0,"delta":0.77,"gamma":0.0004,"vega":10.1277,"theta":-1.1325,"rho":11.0592,"theo":579.8581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":594.800018310547},{"option":"SPXW260515P06420000","bid":100.7,"bid_size":10.0,"ask":101.8,"ask_size":20.0,"iv":0.2182,"open_interest":10.0,"volume":0.0,"delta":-0.2301,"gamma":0.0004,"vega":10.1277,"theta":-1.2547,"rho":-3.9285,"theo":100.91,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.3,"last_trade_time":"2026-02-13T10:15:01","percent_change":0.0,"prev_day_close":94.9500007629394},{"option":"SPXW260515C06425000","bid":572.8,"bid_size":4.0,"ask":579.2,"ask_size":4.0,"iv":0.2176,"open_interest":0.0,"volume":0.0,"delta":0.7682,"gamma":0.0004,"vega":10.1699,"theta":-1.136,"rho":11.0404,"theo":575.672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":590.600006103516},{"option":"SPXW260515P06425000","bid":101.5,"bid_size":10.0,"ask":102.5,"ask_size":20.0,"iv":0.2176,"open_interest":83.0,"volume":9.0,"delta":-0.2319,"gamma":0.0004,"vega":10.1699,"theta":-1.2569,"rho":-3.9589,"theo":101.6748,"change":-10.5,"open":90.9,"high":90.9,"low":90.9,"tick":"down","last_trade_price":90.9,"last_trade_time":"2026-02-18T13:40:54","percent_change":-10.355,"prev_day_close":95.7000007629394},{"option":"SPXW260515C06430000","bid":569.1,"bid_size":4.0,"ask":575.0,"ask_size":4.0,"iv":0.2173,"open_interest":4.0,"volume":0.0,"delta":0.7664,"gamma":0.0004,"vega":10.2119,"theta":-1.1394,"rho":11.0214,"theo":571.4924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":537.03,"last_trade_time":"2026-02-13T09:42:38","percent_change":0.0,"prev_day_close":586.450012207031},{"option":"SPXW260515P06430000","bid":102.2,"bid_size":27.0,"ask":103.3,"ask_size":20.0,"iv":0.217,"open_interest":14.0,"volume":1.0,"delta":-0.2337,"gamma":0.0004,"vega":10.2119,"theta":-1.2591,"rho":-3.9896,"theo":102.4462,"change":-3.6,"open":98.5,"high":98.5,"low":98.5,"tick":"down","last_trade_price":98.5,"last_trade_time":"2026-02-18T15:01:56","percent_change":-3.52595,"prev_day_close":96.4500007629394},{"option":"SPXW260515C06440000","bid":560.3,"bid_size":4.0,"ask":567.0,"ask_size":4.0,"iv":0.2162,"open_interest":0.0,"volume":0.0,"delta":0.7628,"gamma":0.0004,"vega":10.2957,"theta":-1.1462,"rho":10.983,"theo":563.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":577.75},{"option":"SPXW260515P06440000","bid":103.8,"bid_size":17.0,"ask":104.9,"ask_size":20.0,"iv":0.216,"open_interest":103.0,"volume":18.0,"delta":-0.2373,"gamma":0.0004,"vega":10.2957,"theta":-1.2633,"rho":-4.0513,"theo":104.0089,"change":-8.0,"open":100.9,"high":100.9,"low":95.7,"tick":"down","last_trade_price":95.7,"last_trade_time":"2026-02-18T15:52:51","percent_change":-7.71456,"prev_day_close":97.9500007629394},{"option":"SPXW260515C06450000","bid":552.0,"bid_size":4.0,"ask":558.3,"ask_size":4.0,"iv":0.2149,"open_interest":3.0,"volume":0.0,"delta":0.7592,"gamma":0.0004,"vega":10.3791,"theta":-1.1528,"rho":10.9438,"theo":554.8405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":569.600006103516},{"option":"SPXW260515P06450000","bid":105.4,"bid_size":10.0,"ask":106.5,"ask_size":20.0,"iv":0.2149,"open_interest":292.0,"volume":11.0,"delta":-0.2409,"gamma":0.0004,"vega":10.3791,"theta":-1.2674,"rho":-4.1138,"theo":105.5983,"change":-13.4,"open":102.27,"high":102.27,"low":91.95,"tick":"down","last_trade_price":91.95,"last_trade_time":"2026-02-18T12:37:35","percent_change":-12.7195,"prev_day_close":99.4500007629394},{"option":"SPXW260515C06460000","bid":543.7,"bid_size":4.0,"ask":550.0,"ask_size":4.0,"iv":0.2138,"open_interest":0.0,"volume":0.0,"delta":0.7554,"gamma":0.0004,"vega":10.4622,"theta":-1.1593,"rho":10.904,"theo":546.5551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":561.100006103516},{"option":"SPXW260515P06460000","bid":107.0,"bid_size":27.0,"ask":108.1,"ask_size":20.0,"iv":0.2138,"open_interest":17.0,"volume":11.0,"delta":-0.2447,"gamma":0.0004,"vega":10.4622,"theta":-1.2714,"rho":-4.177,"theo":107.2149,"change":-11.7,"open":106.1,"high":106.1,"low":95.3,"tick":"down","last_trade_price":95.3,"last_trade_time":"2026-02-18T13:36:06","percent_change":-10.9346,"prev_day_close":100.950000762939},{"option":"SPXW260515C06470000","bid":535.7,"bid_size":4.0,"ask":542.1,"ask_size":4.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.7516,"gamma":0.0004,"vega":10.5452,"theta":-1.1657,"rho":10.8632,"theo":538.2973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":552.950012207031},{"option":"SPXW260515P06470000","bid":108.7,"bid_size":10.0,"ask":109.8,"ask_size":20.0,"iv":0.2128,"open_interest":5.0,"volume":0.0,"delta":-0.2484,"gamma":0.0004,"vega":10.5452,"theta":-1.2753,"rho":-4.241,"theo":108.8591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.0,"last_trade_time":"2026-02-12T15:52:47","percent_change":0.0,"prev_day_close":102.549999237061},{"option":"SPXW260515C06475000","bid":531.3,"bid_size":4.0,"ask":537.7,"ask_size":4.0,"iv":0.2122,"open_interest":0.0,"volume":0.0,"delta":0.7497,"gamma":0.0004,"vega":10.5868,"theta":-1.1688,"rho":10.8425,"theo":534.179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":548.700012207031},{"option":"SPXW260515P06475000","bid":109.5,"bid_size":9.0,"ask":110.6,"ask_size":19.0,"iv":0.2122,"open_interest":69.0,"volume":8.0,"delta":-0.2504,"gamma":0.0004,"vega":10.5868,"theta":-1.2771,"rho":-4.2734,"theo":109.6917,"change":-7.9,"open":101.6,"high":101.6,"low":101.6,"tick":"down","last_trade_price":101.6,"last_trade_time":"2026-02-18T14:15:08","percent_change":-7.21461,"prev_day_close":103.299999237061},{"option":"SPXW260515C06480000","bid":527.2,"bid_size":4.0,"ask":533.5,"ask_size":4.0,"iv":0.2116,"open_interest":125.0,"volume":0.0,"delta":0.7478,"gamma":0.0005,"vega":10.6283,"theta":-1.1719,"rho":10.8215,"theo":530.0677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":544.5},{"option":"SPXW260515P06480000","bid":110.4,"bid_size":9.0,"ask":111.5,"ask_size":19.0,"iv":0.2118,"open_interest":38.0,"volume":1.0,"delta":-0.2523,"gamma":0.0005,"vega":10.6283,"theta":-1.279,"rho":-4.3061,"theo":110.5315,"change":-0.95,"open":109.5,"high":109.5,"low":109.5,"tick":"up","last_trade_price":109.5,"last_trade_time":"2026-02-18T09:31:07","percent_change":-0.860118,"prev_day_close":104.150001525879},{"option":"SPXW260515C06490000","bid":519.0,"bid_size":4.0,"ask":525.5,"ask_size":4.0,"iv":0.2106,"open_interest":0.0,"volume":0.0,"delta":0.7439,"gamma":0.0005,"vega":10.7115,"theta":-1.178,"rho":10.7785,"theo":521.8669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":536.299987792969},{"option":"SPXW260515P06490000","bid":112.1,"bid_size":9.0,"ask":113.2,"ask_size":18.0,"iv":0.2107,"open_interest":97.0,"volume":7.0,"delta":-0.2562,"gamma":0.0005,"vega":10.7115,"theta":-1.2825,"rho":-4.3723,"theo":112.2326,"change":-14.2,"open":97.6,"high":99.8,"low":97.19,"tick":"up","last_trade_price":97.9,"last_trade_time":"2026-02-18T12:37:35","percent_change":-12.6673,"prev_day_close":105.75},{"option":"SPXW260515C06500000","bid":510.9,"bid_size":4.0,"ask":517.1,"ask_size":4.0,"iv":0.2095,"open_interest":14.0,"volume":3.0,"delta":0.7399,"gamma":0.0005,"vega":10.7948,"theta":-1.184,"rho":10.7342,"theo":513.6956,"change":16.73,"open":522.3,"high":535.8,"low":522.3,"tick":"down","last_trade_price":525.38,"last_trade_time":"2026-02-18T15:02:23","percent_change":3.2891,"prev_day_close":527.899993896484},{"option":"SPXW260515P06500000","bid":113.8,"bid_size":9.0,"ask":114.9,"ask_size":18.0,"iv":0.2096,"open_interest":357.0,"volume":23.0,"delta":-0.2602,"gamma":0.0005,"vega":10.7948,"theta":-1.286,"rho":-4.4399,"theo":113.9633,"change":-5.7,"open":111.0,"high":111.0,"low":98.7,"tick":"up","last_trade_price":108.1,"last_trade_time":"2026-02-18T15:41:04","percent_change":-5.00879,"prev_day_close":107.349998474121},{"option":"SPXW260515C06510000","bid":503.1,"bid_size":7.0,"ask":509.0,"ask_size":7.0,"iv":0.2086,"open_interest":1.0,"volume":0.0,"delta":0.7359,"gamma":0.0005,"vega":10.8782,"theta":-1.1898,"rho":10.6885,"theo":505.5546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":615.1,"last_trade_time":"2026-02-02T11:35:23","percent_change":0.0,"prev_day_close":519.699981689453},{"option":"SPXW260515P06510000","bid":115.6,"bid_size":9.0,"ask":116.7,"ask_size":18.0,"iv":0.2085,"open_interest":34.0,"volume":20.0,"delta":-0.2642,"gamma":0.0005,"vega":10.8782,"theta":-1.2892,"rho":-4.509,"theo":115.7242,"change":-12.6,"open":101.18,"high":103.2,"low":101.18,"tick":"down","last_trade_price":103.0,"last_trade_time":"2026-02-18T13:29:09","percent_change":-10.8997,"prev_day_close":109.049999237061},{"option":"SPXW260515C06520000","bid":494.6,"bid_size":7.0,"ask":500.8,"ask_size":7.0,"iv":0.2073,"open_interest":0.0,"volume":0.0,"delta":0.7318,"gamma":0.0005,"vega":10.9617,"theta":-1.1954,"rho":10.6412,"theo":497.4447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.449996948242},{"option":"SPXW260515P06520000","bid":117.4,"bid_size":9.0,"ask":118.5,"ask_size":18.0,"iv":0.2074,"open_interest":21.0,"volume":0.0,"delta":-0.2683,"gamma":0.0005,"vega":10.9617,"theta":-1.2923,"rho":-4.5796,"theo":117.5163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.8,"last_trade_time":"2026-02-13T11:41:10","percent_change":0.0,"prev_day_close":110.75},{"option":"SPXW260515C06525000","bid":490.6,"bid_size":7.0,"ask":496.7,"ask_size":7.0,"iv":0.2067,"open_interest":2.0,"volume":1.0,"delta":0.7297,"gamma":0.0005,"vega":11.0034,"theta":-1.1981,"rho":10.617,"theo":493.4017,"change":16.51,"open":504.86,"high":504.86,"low":504.86,"tick":"down","last_trade_price":504.86,"last_trade_time":"2026-02-18T15:02:23","percent_change":3.38077,"prev_day_close":507.300003051758},{"option":"SPXW260515P06525000","bid":118.3,"bid_size":9.0,"ask":119.4,"ask_size":18.0,"iv":0.2069,"open_interest":60.0,"volume":0.0,"delta":-0.2703,"gamma":0.0005,"vega":11.0034,"theta":-1.2938,"rho":-4.6155,"theo":118.4243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.87,"last_trade_time":"2026-02-13T15:35:43","percent_change":0.0,"prev_day_close":111.650001525879},{"option":"SPXW260515C06530000","bid":486.8,"bid_size":7.0,"ask":493.0,"ask_size":7.0,"iv":0.2064,"open_interest":0.0,"volume":0.0,"delta":0.7276,"gamma":0.0005,"vega":11.045,"theta":-1.2008,"rho":10.5924,"theo":489.3667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":503.25},{"option":"SPXW260515P06530000","bid":119.2,"bid_size":9.0,"ask":120.3,"ask_size":18.0,"iv":0.2063,"open_interest":16.0,"volume":0.0,"delta":-0.2724,"gamma":0.0005,"vega":11.045,"theta":-1.2953,"rho":-4.6517,"theo":119.3404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.7,"last_trade_time":"2026-02-17T12:58:11","percent_change":0.0,"prev_day_close":112.5},{"option":"SPXW260515C06540000","bid":478.5,"bid_size":7.0,"ask":484.7,"ask_size":7.0,"iv":0.2051,"open_interest":3.0,"volume":0.0,"delta":0.7234,"gamma":0.0005,"vega":11.128,"theta":-1.2062,"rho":10.5421,"theo":481.3216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":495.350006103516},{"option":"SPXW260515P06540000","bid":121.0,"bid_size":9.0,"ask":122.2,"ask_size":18.0,"iv":0.2053,"open_interest":49.0,"volume":13.0,"delta":-0.2767,"gamma":0.0005,"vega":11.128,"theta":-1.298,"rho":-4.7253,"theo":121.1972,"change":-9.74,"open":106.13,"high":111.46,"low":105.18,"tick":"no_change","last_trade_price":111.46,"last_trade_time":"2026-02-18T14:26:27","percent_change":-8.0363,"prev_day_close":114.25},{"option":"SPXW260515C06550000","bid":470.5,"bid_size":7.0,"ask":476.6,"ask_size":7.0,"iv":0.204,"open_interest":4.0,"volume":0.0,"delta":0.7191,"gamma":0.0005,"vega":11.2103,"theta":-1.2113,"rho":10.4906,"theo":473.3101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":451.5,"last_trade_time":"2026-02-13T09:41:07","percent_change":0.0,"prev_day_close":487.050003051758},{"option":"SPXW260515P06550000","bid":122.9,"bid_size":15.0,"ask":124.1,"ask_size":17.0,"iv":0.2042,"open_interest":41.0,"volume":11.0,"delta":-0.281,"gamma":0.0005,"vega":11.2103,"theta":-1.3006,"rho":-4.8001,"theo":123.0877,"change":-5.1,"open":113.26,"high":118.0,"low":113.26,"tick":"up","last_trade_price":118.0,"last_trade_time":"2026-02-18T15:02:22","percent_change":-4.14297,"prev_day_close":116.049999237061},{"option":"SPXW260515C06560000","bid":462.9,"bid_size":7.0,"ask":468.9,"ask_size":7.0,"iv":0.2032,"open_interest":0.0,"volume":0.0,"delta":0.7148,"gamma":0.0005,"vega":11.2918,"theta":-1.2162,"rho":10.438,"theo":465.3328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.949996948242},{"option":"SPXW260515P06560000","bid":124.9,"bid_size":9.0,"ask":126.0,"ask_size":17.0,"iv":0.2031,"open_interest":14.0,"volume":0.0,"delta":-0.2853,"gamma":0.0005,"vega":11.2918,"theta":-1.303,"rho":-4.8761,"theo":125.0124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":128.72,"last_trade_time":"2026-02-17T11:23:43","percent_change":0.0,"prev_day_close":117.900001525879},{"option":"SPXW260515C06570000","bid":454.7,"bid_size":7.0,"ask":460.6,"ask_size":7.0,"iv":0.2018,"open_interest":0.0,"volume":0.0,"delta":0.7103,"gamma":0.0005,"vega":11.3723,"theta":-1.2209,"rho":10.3843,"theo":457.3904,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":471.050003051758},{"option":"SPXW260515P06570000","bid":126.8,"bid_size":9.0,"ask":128.0,"ask_size":17.0,"iv":0.202,"open_interest":24.0,"volume":0.0,"delta":-0.2898,"gamma":0.0005,"vega":11.3723,"theta":-1.3053,"rho":-4.953,"theo":126.972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.6,"last_trade_time":"2026-02-13T11:20:24","percent_change":0.0,"prev_day_close":119.75},{"option":"SPXW260515C06575000","bid":450.7,"bid_size":7.0,"ask":456.7,"ask_size":7.0,"iv":0.2013,"open_interest":6.0,"volume":0.0,"delta":0.7081,"gamma":0.0005,"vega":11.4121,"theta":-1.2232,"rho":10.3572,"theo":453.4325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":483.16,"last_trade_time":"2026-01-20T09:47:42","percent_change":0.0,"prev_day_close":467.0},{"option":"SPXW260515P06575000","bid":127.8,"bid_size":9.0,"ask":128.9,"ask_size":17.0,"iv":0.2014,"open_interest":86.0,"volume":0.0,"delta":-0.292,"gamma":0.0005,"vega":11.4121,"theta":-1.3063,"rho":-4.9918,"theo":127.965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.67,"last_trade_time":"2026-02-17T11:28:08","percent_change":0.0,"prev_day_close":120.700000762939},{"option":"SPXW260515C06580000","bid":446.8,"bid_size":7.0,"ask":452.7,"ask_size":7.0,"iv":0.2008,"open_interest":5.0,"volume":0.0,"delta":0.7058,"gamma":0.0005,"vega":11.4517,"theta":-1.2255,"rho":10.3299,"theo":449.4834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":479.21,"last_trade_time":"2026-01-20T09:47:42","percent_change":0.0,"prev_day_close":462.850006103516},{"option":"SPXW260515P06580000","bid":128.8,"bid_size":9.0,"ask":129.9,"ask_size":17.0,"iv":0.2009,"open_interest":19.0,"volume":0.0,"delta":-0.2943,"gamma":0.0005,"vega":11.4517,"theta":-1.3073,"rho":-5.0307,"theo":128.9669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":125.2,"last_trade_time":"2026-02-13T12:27:37","percent_change":0.0,"prev_day_close":121.650001525879},{"option":"SPXW260515C06590000","bid":438.8,"bid_size":7.0,"ask":445.1,"ask_size":7.0,"iv":0.1998,"open_interest":6.0,"volume":0.0,"delta":0.7012,"gamma":0.0005,"vega":11.5299,"theta":-1.2298,"rho":10.2747,"theo":441.6123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":404.5,"last_trade_time":"2026-02-17T10:30:11","percent_change":0.0,"prev_day_close":454.949996948242},{"option":"SPXW260515P06590000","bid":130.8,"bid_size":9.0,"ask":132.0,"ask_size":17.0,"iv":0.1998,"open_interest":29.0,"volume":5.0,"delta":-0.2988,"gamma":0.0005,"vega":11.5299,"theta":-1.3091,"rho":-5.1092,"theo":130.9978,"change":-11.6,"open":119.6,"high":119.6,"low":119.6,"tick":"down","last_trade_price":119.6,"last_trade_time":"2026-02-18T13:43:55","percent_change":-8.84147,"prev_day_close":123.599998474121},{"option":"SPXW260515C06600000","bid":431.1,"bid_size":7.0,"ask":436.9,"ask_size":7.0,"iv":0.1986,"open_interest":32.0,"volume":0.0,"delta":0.6966,"gamma":0.0005,"vega":11.6071,"theta":-1.234,"rho":10.2187,"theo":433.7776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":413.66,"last_trade_time":"2026-02-05T15:37:48","percent_change":0.0,"prev_day_close":447.099990844727},{"option":"SPXW260515P06600000","bid":132.9,"bid_size":8.0,"ask":134.0,"ask_size":31.0,"iv":0.1987,"open_interest":5203.0,"volume":18.0,"delta":-0.3035,"gamma":0.0005,"vega":11.6071,"theta":-1.3107,"rho":-5.1886,"theo":133.065,"change":-11.65,"open":116.5,"high":122.0,"low":114.5,"tick":"no_change","last_trade_price":121.6,"last_trade_time":"2026-02-18T14:12:01","percent_change":-8.74296,"prev_day_close":125.5},{"option":"SPXW260515C06610000","bid":425.7,"bid_size":1.0,"ask":427.0,"ask_size":1.0,"iv":0.1977,"open_interest":47.0,"volume":86.0,"delta":0.6919,"gamma":0.0005,"vega":11.6834,"theta":-1.2379,"rho":10.1617,"theo":425.9798,"change":15.07,"open":453.29,"high":453.44,"low":435.7,"tick":"up","last_trade_price":435.87,"last_trade_time":"2026-02-18T15:03:31","percent_change":3.58127,"prev_day_close":439.149993896484},{"option":"SPXW260515P06610000","bid":135.0,"bid_size":8.0,"ask":136.1,"ask_size":16.0,"iv":0.1976,"open_interest":19.0,"volume":6.0,"delta":-0.3082,"gamma":0.0005,"vega":11.6834,"theta":-1.3121,"rho":-5.2689,"theo":135.1692,"change":-9.8,"open":119.2,"high":125.55,"low":119.2,"tick":"up","last_trade_price":125.55,"last_trade_time":"2026-02-18T14:17:44","percent_change":-7.24049,"prev_day_close":127.5},{"option":"SPXW260515C06620000","bid":417.9,"bid_size":1.0,"ask":419.3,"ask_size":1.0,"iv":0.1966,"open_interest":3.0,"volume":4.0,"delta":0.6871,"gamma":0.0005,"vega":11.7589,"theta":-1.2416,"rho":10.1036,"theo":418.2195,"change":26.67,"open":441.14,"high":441.14,"low":439.47,"tick":"down","last_trade_price":439.47,"last_trade_time":"2026-02-18T13:43:18","percent_change":6.46075,"prev_day_close":431.350006103516},{"option":"SPXW260515P06620000","bid":137.1,"bid_size":8.0,"ask":138.3,"ask_size":16.0,"iv":0.1965,"open_interest":21.0,"volume":0.0,"delta":-0.313,"gamma":0.0005,"vega":11.7589,"theta":-1.3133,"rho":-5.3503,"theo":137.3109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.6,"last_trade_time":"2026-02-13T14:20:26","percent_change":0.0,"prev_day_close":129.599998474121},{"option":"SPXW260515C06625000","bid":414.0,"bid_size":1.0,"ask":415.5,"ask_size":1.0,"iv":0.1959,"open_interest":64.0,"volume":0.0,"delta":0.6846,"gamma":0.0006,"vega":11.7963,"theta":-1.2434,"rho":10.074,"theo":414.3537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.83,"last_trade_time":"2026-02-13T09:30:06","percent_change":0.0,"prev_day_close":426.949996948242},{"option":"SPXW260515P06625000","bid":138.2,"bid_size":8.0,"ask":139.3,"ask_size":16.0,"iv":0.196,"open_interest":80.0,"volume":0.0,"delta":-0.3154,"gamma":0.0006,"vega":11.7963,"theta":-1.3138,"rho":-5.3916,"theo":138.3961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.6,"last_trade_time":"2026-02-17T15:41:01","percent_change":0.0,"prev_day_close":130.599998474121},{"option":"SPXW260515C06630000","bid":410.2,"bid_size":1.0,"ask":411.6,"ask_size":1.0,"iv":0.1954,"open_interest":4.0,"volume":0.0,"delta":0.6822,"gamma":0.0006,"vega":11.8336,"theta":-1.2451,"rho":10.044,"theo":410.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":396.6,"last_trade_time":"2026-02-13T15:34:00","percent_change":0.0,"prev_day_close":423.050003051758},{"option":"SPXW260515P06630000","bid":139.2,"bid_size":14.0,"ask":140.4,"ask_size":15.0,"iv":0.1954,"open_interest":202.0,"volume":0.0,"delta":-0.3179,"gamma":0.0006,"vega":11.8336,"theta":-1.3143,"rho":-5.4332,"theo":139.491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":134.8,"last_trade_time":"2026-02-13T12:05:25","percent_change":0.0,"prev_day_close":131.599998474121},{"option":"SPXW260515C06640000","bid":402.5,"bid_size":1.0,"ask":403.8,"ask_size":1.0,"iv":0.1943,"open_interest":0.0,"volume":0.0,"delta":0.6772,"gamma":0.0006,"vega":11.9078,"theta":-1.2484,"rho":9.9828,"theo":402.8151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":379.5,"last_trade_time":"2026-02-17T11:04:49","percent_change":0.0,"prev_day_close":415.25},{"option":"SPXW260515P06640000","bid":141.4,"bid_size":14.0,"ask":142.6,"ask_size":15.0,"iv":0.1943,"open_interest":22.0,"volume":0.0,"delta":-0.3228,"gamma":0.0006,"vega":11.9078,"theta":-1.315,"rho":-5.5178,"theo":141.7104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.9,"last_trade_time":"2026-02-17T12:58:14","percent_change":0.0,"prev_day_close":133.700004577637},{"option":"SPXW260515C06650000","bid":394.8,"bid_size":1.0,"ask":396.2,"ask_size":1.0,"iv":0.1934,"open_interest":0.0,"volume":0.0,"delta":0.6722,"gamma":0.0006,"vega":11.9812,"theta":-1.2514,"rho":9.9196,"theo":395.1729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.0,"last_trade_time":"2026-02-13T13:09:13","percent_change":0.0,"prev_day_close":407.449996948242},{"option":"SPXW260515P06650000","bid":143.7,"bid_size":14.0,"ask":144.9,"ask_size":15.0,"iv":0.1932,"open_interest":493.0,"volume":0.0,"delta":-0.3279,"gamma":0.0006,"vega":11.9812,"theta":-1.3155,"rho":-5.6042,"theo":143.9702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.09,"last_trade_time":"2026-02-17T11:23:43","percent_change":0.0,"prev_day_close":135.849998474121},{"option":"SPXW260515C06660000","bid":387.2,"bid_size":1.0,"ask":388.5,"ask_size":1.0,"iv":0.1922,"open_interest":2.0,"volume":0.0,"delta":0.6671,"gamma":0.0006,"vega":12.0538,"theta":-1.2542,"rho":9.8546,"theo":387.5722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.4,"last_trade_time":"2026-02-13T13:12:28","percent_change":0.0,"prev_day_close":399.75},{"option":"SPXW260515P06660000","bid":146.0,"bid_size":8.0,"ask":147.2,"ask_size":15.0,"iv":0.1921,"open_interest":18.0,"volume":0.0,"delta":-0.333,"gamma":0.0006,"vega":12.0538,"theta":-1.3158,"rho":-5.6926,"theo":146.2716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.1,"last_trade_time":"2026-02-17T15:54:44","percent_change":0.0,"prev_day_close":138.0},{"option":"SPXW260515C06670000","bid":379.6,"bid_size":1.0,"ask":381.0,"ask_size":1.0,"iv":0.191,"open_interest":2.0,"volume":0.0,"delta":0.6619,"gamma":0.0006,"vega":12.1254,"theta":-1.2567,"rho":9.7876,"theo":380.0142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":377.2,"last_trade_time":"2026-02-13T11:21:39","percent_change":0.0,"prev_day_close":392.050003051758},{"option":"SPXW260515P06670000","bid":148.3,"bid_size":14.0,"ask":149.5,"ask_size":15.0,"iv":0.191,"open_interest":51.0,"volume":0.0,"delta":-0.3382,"gamma":0.0006,"vega":12.1254,"theta":-1.3158,"rho":-5.7828,"theo":148.6155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.8,"last_trade_time":"2026-02-17T15:42:19","percent_change":0.0,"prev_day_close":140.25},{"option":"SPXW260515C06675000","bid":375.9,"bid_size":1.0,"ask":377.3,"ask_size":1.0,"iv":0.1905,"open_interest":7.0,"volume":0.0,"delta":0.6593,"gamma":0.0006,"vega":12.1608,"theta":-1.2578,"rho":9.7535,"theo":376.2516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":356.7,"last_trade_time":"2026-02-05T10:59:01","percent_change":0.0,"prev_day_close":388.25},{"option":"SPXW260515P06675000","bid":149.5,"bid_size":14.0,"ask":150.7,"ask_size":15.0,"iv":0.1904,"open_interest":76.0,"volume":0.0,"delta":-0.3408,"gamma":0.0006,"vega":12.1608,"theta":-1.3156,"rho":-5.8287,"theo":149.8038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.8,"last_trade_time":"2026-02-17T13:33:15","percent_change":0.0,"prev_day_close":141.400001525879},{"option":"SPXW260515C06680000","bid":372.1,"bid_size":1.0,"ask":373.4,"ask_size":1.0,"iv":0.19,"open_interest":8.0,"volume":0.0,"delta":0.6567,"gamma":0.0006,"vega":12.1957,"theta":-1.2589,"rho":9.7189,"theo":372.5,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":435.5,"last_trade_time":"2026-01-23T15:45:26","percent_change":0.0,"prev_day_close":384.449996948242},{"option":"SPXW260515P06680000","bid":150.7,"bid_size":14.0,"ask":151.9,"ask_size":15.0,"iv":0.1899,"open_interest":38.0,"volume":0.0,"delta":-0.3434,"gamma":0.0006,"vega":12.1957,"theta":-1.3155,"rho":-5.8749,"theo":151.0032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.8,"last_trade_time":"2026-02-17T15:57:02","percent_change":0.0,"prev_day_close":142.5},{"option":"SPXW260515C06690000","bid":364.6,"bid_size":2.0,"ask":365.9,"ask_size":2.0,"iv":0.1888,"open_interest":26.0,"volume":0.0,"delta":0.6513,"gamma":0.0006,"vega":12.2644,"theta":-1.2609,"rho":9.6488,"theo":365.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.94,"last_trade_time":"2026-01-20T09:45:23","percent_change":0.0,"prev_day_close":376.799987792969},{"option":"SPXW260515P06690000","bid":153.1,"bid_size":13.0,"ask":154.3,"ask_size":14.0,"iv":0.1888,"open_interest":11.0,"volume":3.0,"delta":-0.3488,"gamma":0.0006,"vega":12.2644,"theta":-1.3149,"rho":-5.9682,"theo":153.4357,"change":-19.2,"open":134.7,"high":134.7,"low":134.7,"tick":"down","last_trade_price":134.7,"last_trade_time":"2026-02-18T10:18:13","percent_change":-12.4756,"prev_day_close":144.799995422363},{"option":"SPXW260515C06700000","bid":357.2,"bid_size":2.0,"ask":358.6,"ask_size":5.0,"iv":0.1877,"open_interest":22.0,"volume":0.0,"delta":0.6459,"gamma":0.0006,"vega":12.3312,"theta":-1.2626,"rho":9.5776,"theo":357.6064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":326.5,"last_trade_time":"2026-02-17T10:51:49","percent_change":0.0,"prev_day_close":369.299987792969},{"option":"SPXW260515P06700000","bid":155.6,"bid_size":6.0,"ask":156.7,"ask_size":22.0,"iv":0.1877,"open_interest":2163.0,"volume":57.0,"delta":-0.3542,"gamma":0.0006,"vega":12.3312,"theta":-1.3141,"rho":-6.0628,"theo":155.9136,"change":-12.75,"open":135.55,"high":144.8,"low":135.55,"tick":"down","last_trade_price":143.6,"last_trade_time":"2026-02-18T15:50:51","percent_change":-8.15478,"prev_day_close":147.099998474121},{"option":"SPXW260515C06710000","bid":349.8,"bid_size":2.0,"ask":351.2,"ask_size":5.0,"iv":0.1866,"open_interest":15.0,"volume":0.0,"delta":0.6404,"gamma":0.0006,"vega":12.396,"theta":-1.264,"rho":9.5054,"theo":350.2287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":319.3,"last_trade_time":"2026-02-17T09:54:00","percent_change":0.0,"prev_day_close":361.75},{"option":"SPXW260515P06710000","bid":158.1,"bid_size":6.0,"ask":159.3,"ask_size":14.0,"iv":0.1866,"open_interest":21.0,"volume":0.0,"delta":-0.3597,"gamma":0.0006,"vega":12.396,"theta":-1.313,"rho":-6.1583,"theo":158.4379,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":126.87,"last_trade_time":"2026-02-12T10:17:24","percent_change":0.0,"prev_day_close":149.550003051758},{"option":"SPXW260515C06720000","bid":342.4,"bid_size":2.0,"ask":343.7,"ask_size":2.0,"iv":0.1854,"open_interest":16.0,"volume":0.0,"delta":0.6348,"gamma":0.0006,"vega":12.4587,"theta":-1.2651,"rho":9.4324,"theo":342.8977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.0,"last_trade_time":"2026-02-13T12:49:08","percent_change":0.0,"prev_day_close":354.25},{"option":"SPXW260515P06720000","bid":160.6,"bid_size":13.0,"ask":161.8,"ask_size":13.0,"iv":0.1854,"open_interest":47.0,"volume":0.0,"delta":-0.3653,"gamma":0.0006,"vega":12.4587,"theta":-1.3115,"rho":-6.2546,"theo":161.0089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.6,"last_trade_time":"2026-02-17T13:33:26","percent_change":0.0,"prev_day_close":152.0},{"option":"SPXW260515C06725000","bid":338.7,"bid_size":2.0,"ask":340.1,"ask_size":2.0,"iv":0.1848,"open_interest":18.0,"volume":0.0,"delta":0.632,"gamma":0.0006,"vega":12.4893,"theta":-1.2656,"rho":9.3956,"theo":339.25,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":308.9,"last_trade_time":"2026-02-17T09:54:00","percent_change":0.0,"prev_day_close":350.550003051758},{"option":"SPXW260515P06725000","bid":161.9,"bid_size":13.0,"ask":163.1,"ask_size":13.0,"iv":0.1849,"open_interest":55.0,"volume":0.0,"delta":-0.3681,"gamma":0.0006,"vega":12.4893,"theta":-1.3107,"rho":-6.3031,"theo":162.3122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":166.0,"last_trade_time":"2026-02-17T13:33:35","percent_change":0.0,"prev_day_close":153.200004577637},{"option":"SPXW260515C06730000","bid":335.1,"bid_size":2.0,"ask":336.4,"ask_size":2.0,"iv":0.1843,"open_interest":6.0,"volume":0.0,"delta":0.6291,"gamma":0.0006,"vega":12.5194,"theta":-1.2659,"rho":9.3585,"theo":335.6143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":314.5,"last_trade_time":"2026-02-17T11:04:49","percent_change":0.0,"prev_day_close":346.849990844727},{"option":"SPXW260515P06730000","bid":163.2,"bid_size":13.0,"ask":164.4,"ask_size":13.0,"iv":0.1843,"open_interest":16.0,"volume":3.0,"delta":-0.371,"gamma":0.0006,"vega":12.5194,"theta":-1.3098,"rho":-6.3518,"theo":163.6274,"change":-11.9,"open":158.7,"high":158.7,"low":148.34,"tick":"up","last_trade_price":152.25,"last_trade_time":"2026-02-18T13:53:03","percent_change":-7.24947,"prev_day_close":154.449996948242},{"option":"SPXW260515C06740000","bid":327.8,"bid_size":2.0,"ask":329.3,"ask_size":6.0,"iv":0.1831,"open_interest":8.0,"volume":1.0,"delta":0.6233,"gamma":0.0006,"vega":12.5781,"theta":-1.2664,"rho":9.2836,"theo":328.379,"change":27.45,"open":351.0,"high":351.0,"low":351.0,"tick":"up","last_trade_price":351.0,"last_trade_time":"2026-02-18T13:28:54","percent_change":8.484,"prev_day_close":339.449996948242},{"option":"SPXW260515P06740000","bid":165.9,"bid_size":6.0,"ask":167.1,"ask_size":13.0,"iv":0.1833,"open_interest":30.0,"volume":6.0,"delta":-0.3767,"gamma":0.0006,"vega":12.5781,"theta":-1.3078,"rho":-6.4501,"theo":166.2941,"change":-18.25,"open":149.3,"high":149.3,"low":145.2,"tick":"up","last_trade_price":148.6,"last_trade_time":"2026-02-18T13:29:12","percent_change":-10.938,"prev_day_close":157.0},{"option":"SPXW260515C06750000","bid":320.6,"bid_size":2.0,"ask":322.1,"ask_size":6.0,"iv":0.182,"open_interest":26.0,"volume":1.0,"delta":0.6175,"gamma":0.0006,"vega":12.6349,"theta":-1.2666,"rho":9.2072,"theo":321.1928,"change":9.31,"open":325.71,"high":325.71,"low":325.71,"tick":"down","last_trade_price":325.71,"last_trade_time":"2026-02-18T14:57:38","percent_change":2.94248,"prev_day_close":332.150009155273},{"option":"SPXW260515P06750000","bid":168.6,"bid_size":6.0,"ask":169.8,"ask_size":13.0,"iv":0.1822,"open_interest":170.0,"volume":1.0,"delta":-0.3826,"gamma":0.0006,"vega":12.6349,"theta":-1.3054,"rho":-6.5498,"theo":169.0099,"change":-3.77,"open":165.88,"high":165.88,"low":165.88,"tick":"down","last_trade_price":165.88,"last_trade_time":"2026-02-18T14:57:38","percent_change":-2.22222,"prev_day_close":159.550003051758},{"option":"SPXW260515C06760000","bid":313.5,"bid_size":2.0,"ask":314.8,"ask_size":2.0,"iv":0.1811,"open_interest":1.0,"volume":0.0,"delta":0.6115,"gamma":0.0006,"vega":12.6898,"theta":-1.2665,"rho":9.1289,"theo":314.0568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":304.2,"last_trade_time":"2026-02-05T10:12:00","percent_change":0.0,"prev_day_close":324.849990844727},{"option":"SPXW260515P06760000","bid":171.3,"bid_size":12.0,"ask":172.5,"ask_size":12.0,"iv":0.181,"open_interest":26.0,"volume":0.0,"delta":-0.3886,"gamma":0.0006,"vega":12.6898,"theta":-1.3028,"rho":-6.6514,"theo":171.7759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":174.3,"last_trade_time":"2026-02-17T15:54:20","percent_change":0.0,"prev_day_close":162.200004577637},{"option":"SPXW260515C06770000","bid":306.4,"bid_size":3.0,"ask":307.7,"ask_size":2.0,"iv":0.1799,"open_interest":6.0,"volume":1.0,"delta":0.6055,"gamma":0.0006,"vega":12.7429,"theta":-1.266,"rho":9.0484,"theo":306.9725,"change":28.0,"open":330.2,"high":330.2,"low":330.2,"tick":"up","last_trade_price":330.2,"last_trade_time":"2026-02-18T10:05:48","percent_change":9.26538,"prev_day_close":317.650009155273},{"option":"SPXW260515P06770000","bid":174.1,"bid_size":12.0,"ask":175.4,"ask_size":12.0,"iv":0.1799,"open_interest":54.0,"volume":1.0,"delta":-0.3946,"gamma":0.0006,"vega":12.7429,"theta":-1.2998,"rho":-6.7551,"theo":174.5936,"change":-22.95,"open":152.4,"high":152.4,"low":152.4,"tick":"down","last_trade_price":152.4,"last_trade_time":"2026-02-18T11:12:14","percent_change":-13.0881,"prev_day_close":164.849998474121},{"option":"SPXW260515C06775000","bid":302.9,"bid_size":3.0,"ask":304.2,"ask_size":2.0,"iv":0.1794,"open_interest":23.0,"volume":16.0,"delta":0.6025,"gamma":0.0006,"vega":12.7687,"theta":-1.2656,"rho":9.0074,"theo":303.4502,"change":18.3,"open":304.0,"high":334.0,"low":302.5,"tick":"down","last_trade_price":317.0,"last_trade_time":"2026-02-18T14:34:32","percent_change":6.12654,"prev_day_close":314.050003051758},{"option":"SPXW260515P06775000","bid":175.5,"bid_size":6.0,"ask":176.8,"ask_size":12.0,"iv":0.1794,"open_interest":88.0,"volume":32.0,"delta":-0.3976,"gamma":0.0006,"vega":12.7687,"theta":-1.2982,"rho":-6.8079,"theo":176.0223,"change":-6.95,"open":158.0,"high":169.8,"low":152.5,"tick":"up","last_trade_price":169.8,"last_trade_time":"2026-02-18T14:43:57","percent_change":-3.93211,"prev_day_close":166.25},{"option":"SPXW260515C06780000","bid":299.4,"bid_size":2.0,"ask":300.7,"ask_size":2.0,"iv":0.1788,"open_interest":11.0,"volume":0.0,"delta":0.5994,"gamma":0.0006,"vega":12.794,"theta":-1.2652,"rho":8.9657,"theo":299.9414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.4,"last_trade_time":"2026-02-13T10:14:44","percent_change":0.0,"prev_day_close":310.5},{"option":"SPXW260515P06780000","bid":177.0,"bid_size":6.0,"ask":178.2,"ask_size":12.0,"iv":0.1788,"open_interest":23.0,"volume":8.0,"delta":-0.4007,"gamma":0.0006,"vega":12.794,"theta":-1.2965,"rho":-6.8612,"theo":177.4644,"change":-14.05,"open":164.8,"high":164.8,"low":164.2,"tick":"down","last_trade_price":164.2,"last_trade_time":"2026-02-18T15:52:42","percent_change":-7.88219,"prev_day_close":167.650001525879},{"option":"SPXW260515C06790000","bid":292.4,"bid_size":2.0,"ask":293.7,"ask_size":2.0,"iv":0.1778,"open_interest":24.0,"volume":0.0,"delta":0.5932,"gamma":0.0007,"vega":12.8428,"theta":-1.264,"rho":8.8806,"theo":292.9651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":284.9,"last_trade_time":"2026-02-17T15:53:59","percent_change":0.0,"prev_day_close":303.449996948242},{"option":"SPXW260515P06790000","bid":179.9,"bid_size":12.0,"ask":181.2,"ask_size":12.0,"iv":0.1777,"open_interest":54.0,"volume":9.0,"delta":-0.4069,"gamma":0.0007,"vega":12.8428,"theta":-1.2928,"rho":-6.9696,"theo":180.3901,"change":-21.25,"open":174.2,"high":174.2,"low":158.3,"tick":"up","last_trade_price":160.0,"last_trade_time":"2026-02-18T12:04:49","percent_change":-11.7241,"prev_day_close":170.449996948242},{"option":"SPXW260515C06800000","bid":285.5,"bid_size":2.0,"ask":286.8,"ask_size":2.0,"iv":0.1766,"open_interest":55.0,"volume":0.0,"delta":0.5869,"gamma":0.0007,"vega":12.8892,"theta":-1.2625,"rho":8.7936,"theo":286.045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":275.73,"last_trade_time":"2026-02-17T12:11:13","percent_change":0.0,"prev_day_close":296.349990844727},{"option":"SPXW260515P06800000","bid":182.9,"bid_size":6.0,"ask":184.1,"ask_size":27.0,"iv":0.1766,"open_interest":12654.0,"volume":131.0,"delta":-0.4132,"gamma":0.0007,"vega":12.8892,"theta":-1.2887,"rho":-7.0799,"theo":183.372,"change":-14.75,"open":165.0,"high":169.5,"low":160.05,"tick":"up","last_trade_price":169.5,"last_trade_time":"2026-02-18T15:50:43","percent_change":-8.00543,"prev_day_close":173.25},{"option":"SPXW260515C06810000","bid":278.6,"bid_size":3.0,"ask":279.9,"ask_size":2.0,"iv":0.1755,"open_interest":14.0,"volume":2.0,"delta":0.5805,"gamma":0.0007,"vega":12.9327,"theta":-1.2606,"rho":8.705,"theo":279.1827,"change":10.85,"open":285.5,"high":285.5,"low":285.5,"tick":"up","last_trade_price":285.5,"last_trade_time":"2026-02-18T09:41:33","percent_change":3.95048,"prev_day_close":289.349990844727},{"option":"SPXW260515P06810000","bid":185.9,"bid_size":12.0,"ask":187.2,"ask_size":12.0,"iv":0.1755,"open_interest":44.0,"volume":0.0,"delta":-0.4196,"gamma":0.0007,"vega":12.9327,"theta":-1.2843,"rho":-7.1918,"theo":186.4116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.0,"last_trade_time":"2026-02-17T15:56:07","percent_change":0.0,"prev_day_close":176.150001525879},{"option":"SPXW260515C06820000","bid":271.8,"bid_size":2.0,"ask":273.1,"ask_size":2.0,"iv":0.1744,"open_interest":21.0,"volume":5.0,"delta":0.574,"gamma":0.0007,"vega":12.9733,"theta":-1.2584,"rho":8.6153,"theo":272.3791,"change":11.55,"open":279.5,"high":279.5,"low":279.5,"tick":"up","last_trade_price":279.5,"last_trade_time":"2026-02-18T15:36:17","percent_change":4.31051,"prev_day_close":282.399993896484},{"option":"SPXW260515P06820000","bid":189.0,"bid_size":12.0,"ask":190.3,"ask_size":11.0,"iv":0.1744,"open_interest":47.0,"volume":1.0,"delta":-0.4261,"gamma":0.0007,"vega":12.9733,"theta":-1.2795,"rho":-7.3048,"theo":189.51,"change":-22.9,"open":167.6,"high":167.6,"low":167.6,"tick":"down","last_trade_price":167.6,"last_trade_time":"2026-02-18T10:54:14","percent_change":-12.021,"prev_day_close":179.150001525879},{"option":"SPXW260515C06825000","bid":268.4,"bid_size":3.0,"ask":269.7,"ask_size":2.0,"iv":0.1739,"open_interest":20.0,"volume":2.0,"delta":0.5708,"gamma":0.0007,"vega":12.9924,"theta":-1.2571,"rho":8.5701,"theo":268.9996,"change":28.04,"open":292.59,"high":292.59,"low":292.59,"tick":"up","last_trade_price":292.59,"last_trade_time":"2026-02-18T12:38:12","percent_change":10.5991,"prev_day_close":278.949996948242},{"option":"SPXW260515P06825000","bid":190.6,"bid_size":6.0,"ask":191.8,"ask_size":11.0,"iv":0.1739,"open_interest":122.0,"volume":5.0,"delta":-0.4293,"gamma":0.0007,"vega":12.9924,"theta":-1.277,"rho":-7.3617,"theo":191.0815,"change":-24.5,"open":185.6,"high":185.6,"low":167.6,"tick":"down","last_trade_price":167.6,"last_trade_time":"2026-02-18T11:11:38","percent_change":-12.7538,"prev_day_close":180.650001525879},{"option":"SPXW260515C06830000","bid":265.0,"bid_size":7.0,"ask":266.3,"ask_size":2.0,"iv":0.1733,"open_interest":6.0,"volume":0.0,"delta":0.5674,"gamma":0.0007,"vega":13.0106,"theta":-1.2557,"rho":8.5247,"theo":265.6352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":258.3,"last_trade_time":"2026-02-17T13:28:27","percent_change":0.0,"prev_day_close":275.5},{"option":"SPXW260515P06830000","bid":192.1,"bid_size":12.0,"ask":193.4,"ask_size":11.0,"iv":0.1733,"open_interest":70.0,"volume":2.0,"delta":-0.4326,"gamma":0.0007,"vega":13.0106,"theta":-1.2743,"rho":-7.4187,"theo":192.6681,"change":-24.7,"open":169.0,"high":169.0,"low":169.0,"tick":"down","last_trade_price":169.0,"last_trade_time":"2026-02-18T11:14:44","percent_change":-12.7517,"prev_day_close":182.150001525879},{"option":"SPXW260515C06840000","bid":258.3,"bid_size":12.0,"ask":259.7,"ask_size":2.0,"iv":0.1722,"open_interest":13.0,"volume":13.0,"delta":0.5608,"gamma":0.0007,"vega":13.0448,"theta":-1.2526,"rho":8.4335,"theo":258.9519,"change":15.15,"open":281.0,"high":281.0,"low":269.8,"tick":"down","last_trade_price":269.8,"last_trade_time":"2026-02-18T14:36:16","percent_change":5.94934,"prev_day_close":268.650009155273},{"option":"SPXW260515P06840000","bid":195.4,"bid_size":5.0,"ask":196.6,"ask_size":11.0,"iv":0.1722,"open_interest":98.0,"volume":4.0,"delta":-0.4393,"gamma":0.0007,"vega":13.0448,"theta":-1.2687,"rho":-7.5333,"theo":195.8868,"change":-14.59,"open":192.64,"high":192.64,"low":173.4,"tick":"up","last_trade_price":182.46,"last_trade_time":"2026-02-18T14:18:54","percent_change":-7.40421,"prev_day_close":185.25},{"option":"SPXW260515C06850000","bid":251.7,"bid_size":7.0,"ask":253.0,"ask_size":2.0,"iv":0.1711,"open_interest":97.0,"volume":24.0,"delta":0.554,"gamma":0.0007,"vega":13.0757,"theta":-1.2492,"rho":8.3412,"theo":252.3302,"change":23.8,"open":276.4,"high":276.4,"low":271.9,"tick":"down","last_trade_price":271.9,"last_trade_time":"2026-02-18T13:40:42","percent_change":9.5929,"prev_day_close":261.899993896484},{"option":"SPXW260515P06850000","bid":198.6,"bid_size":11.0,"ask":199.9,"ask_size":11.0,"iv":0.1711,"open_interest":294.0,"volume":25.0,"delta":-0.446,"gamma":0.0007,"vega":13.0757,"theta":-1.2628,"rho":-7.6489,"theo":199.1671,"change":-17.0,"open":196.0,"high":196.8,"low":175.9,"tick":"up","last_trade_price":183.4,"last_trade_time":"2026-02-18T15:55:47","percent_change":-8.48303,"prev_day_close":188.349998474121},{"option":"SPXW260515C06860000","bid":245.1,"bid_size":6.0,"ask":246.6,"ask_size":6.0,"iv":0.17,"open_interest":9.0,"volume":1.0,"delta":0.5472,"gamma":0.0007,"vega":13.1033,"theta":-1.2454,"rho":8.2475,"theo":245.7714,"change":7.79,"open":249.44,"high":249.44,"low":249.44,"tick":"down","last_trade_price":249.44,"last_trade_time":"2026-02-18T14:58:20","percent_change":3.22367,"prev_day_close":255.199996948242},{"option":"SPXW260515P06860000","bid":202.0,"bid_size":5.0,"ask":203.2,"ask_size":11.0,"iv":0.17,"open_interest":72.0,"volume":4.0,"delta":-0.4529,"gamma":0.0007,"vega":13.1033,"theta":-1.2564,"rho":-7.7659,"theo":202.5102,"change":-5.8,"open":178.9,"high":199.06,"low":178.9,"tick":"down","last_trade_price":198.0,"last_trade_time":"2026-02-18T15:24:37","percent_change":-2.84593,"prev_day_close":191.600006103516},{"option":"SPXW260515C06870000","bid":238.6,"bid_size":3.0,"ask":240.0,"ask_size":6.0,"iv":0.1688,"open_interest":10.0,"volume":0.0,"delta":0.5403,"gamma":0.0007,"vega":13.1275,"theta":-1.2411,"rho":8.1518,"theo":239.2771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":228.3,"last_trade_time":"2026-02-13T15:42:20","percent_change":0.0,"prev_day_close":248.600006103516},{"option":"SPXW260515P06870000","bid":205.4,"bid_size":5.0,"ask":206.7,"ask_size":11.0,"iv":0.169,"open_interest":20.0,"volume":2.0,"delta":-0.4598,"gamma":0.0007,"vega":13.1275,"theta":-1.2497,"rho":-7.8849,"theo":205.9179,"change":-19.8,"open":186.0,"high":187.5,"low":186.0,"tick":"up","last_trade_price":187.5,"last_trade_time":"2026-02-18T13:49:18","percent_change":-9.55138,"prev_day_close":194.849998474121},{"option":"SPXW260515C06875000","bid":235.4,"bid_size":7.0,"ask":236.8,"ask_size":2.0,"iv":0.1684,"open_interest":35.0,"volume":5.0,"delta":0.5368,"gamma":0.0007,"vega":13.1384,"theta":-1.2389,"rho":8.1031,"theo":236.0547,"change":23.35,"open":255.4,"high":255.4,"low":255.4,"tick":"up","last_trade_price":255.4,"last_trade_time":"2026-02-18T13:41:07","percent_change":10.0625,"prev_day_close":245.300003051758},{"option":"SPXW260515P06875000","bid":207.1,"bid_size":11.0,"ask":208.4,"ask_size":11.0,"iv":0.1684,"open_interest":149.0,"volume":2.0,"delta":-0.4633,"gamma":0.0007,"vega":13.1384,"theta":-1.2461,"rho":-7.9453,"theo":207.6465,"change":-18.55,"open":186.8,"high":190.5,"low":186.8,"tick":"up","last_trade_price":190.5,"last_trade_time":"2026-02-18T13:54:34","percent_change":-8.87348,"prev_day_close":196.550003051758},{"option":"SPXW260515C06880000","bid":232.2,"bid_size":7.0,"ask":233.6,"ask_size":2.0,"iv":0.1678,"open_interest":9.0,"volume":8.0,"delta":0.5332,"gamma":0.0007,"vega":13.1483,"theta":-1.2365,"rho":8.0537,"theo":232.8492,"change":12.4,"open":241.74,"high":241.74,"low":234.4,"tick":"up","last_trade_price":241.3,"last_trade_time":"2026-02-18T15:40:05","percent_change":5.41721,"prev_day_close":242.050003051758},{"option":"SPXW260515P06880000","bid":208.9,"bid_size":5.0,"ask":210.1,"ask_size":11.0,"iv":0.1679,"open_interest":54.0,"volume":5.0,"delta":-0.4668,"gamma":0.0007,"vega":13.1483,"theta":-1.2425,"rho":-8.0064,"theo":209.3919,"change":-8.6,"open":204.6,"high":204.6,"low":194.8,"tick":"no_change","last_trade_price":202.2,"last_trade_time":"2026-02-18T15:31:22","percent_change":-4.0797,"prev_day_close":198.199996948242},{"option":"SPXW260515C06890000","bid":225.9,"bid_size":7.0,"ask":227.2,"ask_size":6.0,"iv":0.1667,"open_interest":20.0,"volume":0.0,"delta":0.5261,"gamma":0.0007,"vega":13.1654,"theta":-1.2314,"rho":7.9529,"theo":226.49,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.17,"last_trade_time":"2026-02-13T14:46:38","percent_change":0.0,"prev_day_close":235.550003051758},{"option":"SPXW260515P06890000","bid":212.4,"bid_size":11.0,"ask":213.7,"ask_size":11.0,"iv":0.1668,"open_interest":29.0,"volume":9.0,"delta":-0.474,"gamma":0.0007,"vega":13.1654,"theta":-1.2349,"rho":-8.1304,"theo":212.9347,"change":-6.0,"open":192.0,"high":208.5,"low":188.8,"tick":"up","last_trade_price":208.5,"last_trade_time":"2026-02-18T15:29:39","percent_change":-2.7972,"prev_day_close":201.650001525879},{"option":"SPXW260515C06900000","bid":219.6,"bid_size":11.0,"ask":220.9,"ask_size":2.0,"iv":0.1657,"open_interest":47.0,"volume":3.0,"delta":0.5189,"gamma":0.0007,"vega":13.1786,"theta":-1.2259,"rho":7.8497,"theo":220.2018,"change":29.45,"open":245.8,"high":245.8,"low":245.8,"tick":"no_change","last_trade_price":245.8,"last_trade_time":"2026-02-18T13:04:06","percent_change":13.6122,"prev_day_close":229.150001525879},{"option":"SPXW260515P06900000","bid":216.0,"bid_size":11.0,"ask":217.3,"ask_size":26.0,"iv":0.1657,"open_interest":3563.0,"volume":73.0,"delta":-0.4812,"gamma":0.0007,"vega":13.1786,"theta":-1.2269,"rho":-8.257,"theo":216.5486,"change":2.02,"open":214.95,"high":214.95,"low":189.95,"tick":"down","last_trade_price":200.0,"last_trade_time":"2026-02-18T15:53:01","percent_change":0.984882,"prev_day_close":205.100006103516},{"option":"SPXW260515C06910000","bid":213.4,"bid_size":11.0,"ask":214.7,"ask_size":2.0,"iv":0.1646,"open_interest":10.0,"volume":2.0,"delta":0.5116,"gamma":0.0007,"vega":13.1878,"theta":-1.22,"rho":7.7445,"theo":213.9868,"change":15.6,"open":225.9,"high":225.9,"low":225.9,"tick":"up","last_trade_price":225.9,"last_trade_time":"2026-02-18T14:33:18","percent_change":7.41798,"prev_day_close":222.800003051758},{"option":"SPXW260515P06910000","bid":219.7,"bid_size":11.0,"ask":221.0,"ask_size":11.0,"iv":0.1646,"open_interest":26.0,"volume":0.0,"delta":-0.4885,"gamma":0.0007,"vega":13.1878,"theta":-1.2184,"rho":-8.3854,"theo":220.2355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.9,"last_trade_time":"2026-02-17T14:52:53","percent_change":0.0,"prev_day_close":208.650001525879},{"option":"SPXW260515C06920000","bid":207.3,"bid_size":11.0,"ask":208.6,"ask_size":11.0,"iv":0.1635,"open_interest":15.0,"volume":0.0,"delta":0.5042,"gamma":0.0007,"vega":13.1927,"theta":-1.2136,"rho":7.6381,"theo":207.8468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.37,"last_trade_time":"2026-02-13T15:30:58","percent_change":0.0,"prev_day_close":216.5},{"option":"SPXW260515P06920000","bid":223.5,"bid_size":6.0,"ask":224.8,"ask_size":11.0,"iv":0.1634,"open_interest":28.0,"volume":1.0,"delta":-0.4958,"gamma":0.0007,"vega":13.1927,"theta":-1.2095,"rho":-8.5152,"theo":223.9975,"change":-26.35,"open":199.5,"high":199.5,"low":199.5,"tick":"down","last_trade_price":199.5,"last_trade_time":"2026-02-18T11:27:52","percent_change":-11.667,"prev_day_close":212.300003051758},{"option":"SPXW260515C06925000","bid":204.2,"bid_size":12.0,"ask":205.6,"ask_size":6.0,"iv":0.163,"open_interest":99.0,"volume":0.0,"delta":0.5005,"gamma":0.0007,"vega":13.1935,"theta":-1.2102,"rho":7.5846,"theo":204.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":219.75,"last_trade_time":"2026-02-13T12:31:33","percent_change":0.0,"prev_day_close":213.399993896484},{"option":"SPXW260515P06925000","bid":225.4,"bid_size":6.0,"ask":226.7,"ask_size":11.0,"iv":0.1628,"open_interest":241.0,"volume":21.0,"delta":-0.4996,"gamma":0.0007,"vega":13.1935,"theta":-1.2049,"rho":-8.5803,"theo":225.907,"change":-6.23,"open":217.53,"high":223.21,"low":196.97,"tick":"up","last_trade_price":221.52,"last_trade_time":"2026-02-18T15:12:36","percent_change":-2.73546,"prev_day_close":214.150001525879},{"option":"SPXW260515C06930000","bid":201.2,"bid_size":12.0,"ask":202.5,"ask_size":6.0,"iv":0.1624,"open_interest":17.0,"volume":0.0,"delta":0.4968,"gamma":0.0007,"vega":13.1933,"theta":-1.2068,"rho":7.531,"theo":201.7832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.54,"last_trade_time":"2026-02-13T14:46:38","percent_change":0.0,"prev_day_close":210.300003051758},{"option":"SPXW260515P06930000","bid":227.2,"bid_size":11.0,"ask":228.7,"ask_size":11.0,"iv":0.1625,"open_interest":26.0,"volume":1.0,"delta":-0.5033,"gamma":0.0007,"vega":13.1933,"theta":-1.2001,"rho":-8.6456,"theo":227.8358,"change":-27.95,"open":201.8,"high":201.8,"low":201.8,"tick":"down","last_trade_price":201.8,"last_trade_time":"2026-02-18T10:50:38","percent_change":-12.1654,"prev_day_close":216.0},{"option":"SPXW260515C06940000","bid":195.2,"bid_size":12.0,"ask":196.6,"ask_size":6.0,"iv":0.1614,"open_interest":30.0,"volume":4.0,"delta":0.4892,"gamma":0.0007,"vega":13.1895,"theta":-1.1995,"rho":7.4234,"theo":195.7973,"change":7.95,"open":200.3,"high":200.3,"low":200.3,"tick":"up","last_trade_price":200.3,"last_trade_time":"2026-02-18T14:56:47","percent_change":4.13309,"prev_day_close":204.150001525879},{"option":"SPXW260515P06940000","bid":231.2,"bid_size":2.0,"ask":232.6,"ask_size":6.0,"iv":0.1614,"open_interest":30.0,"volume":2.0,"delta":-0.5109,"gamma":0.0007,"vega":13.1895,"theta":-1.1903,"rho":-8.7764,"theo":231.7519,"change":-30.25,"open":203.1,"high":203.5,"low":203.1,"tick":"up","last_trade_price":203.5,"last_trade_time":"2026-02-18T13:07:47","percent_change":-12.9412,"prev_day_close":219.75},{"option":"SPXW260515C06950000","bid":189.3,"bid_size":12.0,"ask":190.7,"ask_size":6.0,"iv":0.1603,"open_interest":78.0,"volume":1.0,"delta":0.4816,"gamma":0.0008,"vega":13.1813,"theta":-1.1918,"rho":7.3152,"theo":189.8905,"change":21.15,"open":207.7,"high":207.7,"low":207.7,"tick":"up","last_trade_price":207.7,"last_trade_time":"2026-02-18T10:05:24","percent_change":11.3374,"prev_day_close":198.150001525879},{"option":"SPXW260515P06950000","bid":235.2,"bid_size":2.0,"ask":236.6,"ask_size":6.0,"iv":0.1603,"open_interest":123.0,"volume":0.0,"delta":-0.5185,"gamma":0.0008,"vega":13.1813,"theta":-1.1801,"rho":-8.908,"theo":235.7471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.3,"last_trade_time":"2026-02-17T15:54:50","percent_change":0.0,"prev_day_close":223.650001525879},{"option":"SPXW260515C06960000","bid":183.5,"bid_size":12.0,"ask":184.8,"ask_size":6.0,"iv":0.1592,"open_interest":51.0,"volume":8.0,"delta":0.4738,"gamma":0.0008,"vega":13.1684,"theta":-1.1837,"rho":7.2057,"theo":184.0645,"change":8.8,"open":187.5,"high":198.6,"low":187.5,"tick":"down","last_trade_price":189.6,"last_trade_time":"2026-02-18T15:34:39","percent_change":4.86725,"prev_day_close":192.150001525879},{"option":"SPXW260515P06960000","bid":239.3,"bid_size":2.0,"ask":240.7,"ask_size":6.0,"iv":0.1593,"open_interest":28.0,"volume":2.0,"delta":-0.5262,"gamma":0.0008,"vega":13.1684,"theta":-1.1694,"rho":-9.0408,"theo":239.8231,"change":-31.0,"open":212.2,"high":212.2,"low":211.0,"tick":"down","last_trade_price":211.0,"last_trade_time":"2026-02-18T13:07:11","percent_change":-12.8099,"prev_day_close":227.550003051758},{"option":"SPXW260515C06970000","bid":177.8,"bid_size":12.0,"ask":179.1,"ask_size":6.0,"iv":0.1582,"open_interest":16.0,"volume":4.0,"delta":0.466,"gamma":0.0008,"vega":13.1506,"theta":-1.1751,"rho":7.0942,"theo":178.3216,"change":8.8,"open":184.0,"high":184.0,"low":184.0,"tick":"up","last_trade_price":184.0,"last_trade_time":"2026-02-18T15:36:34","percent_change":5.02283,"prev_day_close":186.300003051758},{"option":"SPXW260515P06970000","bid":243.4,"bid_size":6.0,"ask":244.9,"ask_size":6.0,"iv":0.1583,"open_interest":35.0,"volume":0.0,"delta":-0.534,"gamma":0.0008,"vega":13.1506,"theta":-1.1583,"rho":-9.1756,"theo":243.9821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.0,"last_trade_time":"2026-02-17T10:57:03","percent_change":0.0,"prev_day_close":231.600006103516},{"option":"SPXW260515C06975000","bid":175.0,"bid_size":17.0,"ask":176.3,"ask_size":11.0,"iv":0.1577,"open_interest":52.0,"volume":6.0,"delta":0.4621,"gamma":0.0008,"vega":13.1397,"theta":-1.1706,"rho":7.0374,"theo":175.4821,"change":17.15,"open":191.9,"high":196.1,"low":189.4,"tick":"up","last_trade_price":189.5,"last_trade_time":"2026-02-18T13:56:52","percent_change":9.95068,"prev_day_close":183.349998474121},{"option":"SPXW260515P06975000","bid":245.6,"bid_size":2.0,"ask":247.0,"ask_size":6.0,"iv":0.1577,"open_interest":60.0,"volume":6.0,"delta":-0.538,"gamma":0.0008,"vega":13.1397,"theta":-1.1526,"rho":-9.244,"theo":246.0936,"change":-18.1,"open":223.2,"high":230.3,"low":217.4,"tick":"up","last_trade_price":230.3,"last_trade_time":"2026-02-18T13:53:03","percent_change":-7.28663,"prev_day_close":233.650001525879},{"option":"SPXW260515C06980000","bid":172.2,"bid_size":11.0,"ask":173.5,"ask_size":11.0,"iv":0.1572,"open_interest":38.0,"volume":7.0,"delta":0.4582,"gamma":0.0008,"vega":13.1274,"theta":-1.166,"rho":6.9801,"theo":172.6643,"change":16.8,"open":192.7,"high":192.7,"low":186.4,"tick":"down","last_trade_price":186.4,"last_trade_time":"2026-02-18T13:56:09","percent_change":9.90566,"prev_day_close":180.5},{"option":"SPXW260515P06980000","bid":247.8,"bid_size":2.0,"ask":249.1,"ask_size":6.0,"iv":0.1572,"open_interest":19.0,"volume":2.0,"delta":-0.5419,"gamma":0.0008,"vega":13.1274,"theta":-1.1468,"rho":-9.3131,"theo":248.2269,"change":-32.0,"open":218.2,"high":218.6,"low":218.2,"tick":"up","last_trade_price":218.6,"last_trade_time":"2026-02-18T13:07:18","percent_change":-12.7694,"prev_day_close":235.699996948242},{"option":"SPXW260515C06990000","bid":166.6,"bid_size":11.0,"ask":167.9,"ask_size":6.0,"iv":0.1561,"open_interest":15.0,"volume":0.0,"delta":0.4502,"gamma":0.0008,"vega":13.0988,"theta":-1.1566,"rho":6.8633,"theo":167.0957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.7,"last_trade_time":"2026-02-17T15:53:54","percent_change":0.0,"prev_day_close":174.75},{"option":"SPXW260515P06990000","bid":252.0,"bid_size":6.0,"ask":253.5,"ask_size":6.0,"iv":0.1562,"open_interest":24.0,"volume":9.0,"delta":-0.5499,"gamma":0.0008,"vega":13.0988,"theta":-1.1347,"rho":-9.4531,"theo":252.5602,"change":-32.8,"open":256.95,"high":256.95,"low":222.2,"tick":"down","last_trade_price":222.2,"last_trade_time":"2026-02-18T13:07:52","percent_change":-12.8627,"prev_day_close":239.899993896484},{"option":"SPXW260515C07000000","bid":161.2,"bid_size":20.0,"ask":162.4,"ask_size":21.0,"iv":0.1551,"open_interest":1583.0,"volume":8.0,"delta":0.4422,"gamma":0.0008,"vega":13.0645,"theta":-1.1466,"rho":6.7445,"theo":161.6184,"change":6.23,"open":164.0,"high":181.5,"low":164.0,"tick":"down","last_trade_price":165.03,"last_trade_time":"2026-02-18T14:57:38","percent_change":3.92318,"prev_day_close":169.150001525879},{"option":"SPXW260515P07000000","bid":256.6,"bid_size":2.0,"ask":257.9,"ask_size":21.0,"iv":0.155,"open_interest":1643.0,"volume":36.0,"delta":-0.5579,"gamma":0.0008,"vega":13.0645,"theta":-1.1223,"rho":-9.5952,"theo":256.9849,"change":-6.8,"open":260.96,"high":260.96,"low":225.9,"tick":"up","last_trade_price":252.7,"last_trade_time":"2026-02-18T14:57:38","percent_change":-2.62042,"prev_day_close":244.150001525879},{"option":"SPXW260515C07010000","bid":155.8,"bid_size":11.0,"ask":157.1,"ask_size":11.0,"iv":0.1541,"open_interest":82.0,"volume":1.0,"delta":0.4341,"gamma":0.0008,"vega":13.0246,"theta":-1.1362,"rho":6.6245,"theo":156.2347,"change":4.9,"open":158.4,"high":158.4,"low":158.4,"tick":"down","last_trade_price":158.4,"last_trade_time":"2026-02-18T15:29:16","percent_change":3.19218,"prev_day_close":163.650001525879},{"option":"SPXW260515P07010000","bid":261.0,"bid_size":6.0,"ask":262.4,"ask_size":2.0,"iv":0.1541,"open_interest":18.0,"volume":0.0,"delta":-0.566,"gamma":0.0008,"vega":13.0246,"theta":-1.1094,"rho":-9.7386,"theo":261.5031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":270.6,"last_trade_time":"2026-02-17T12:07:49","percent_change":0.0,"prev_day_close":248.550003051758},{"option":"SPXW260515C07020000","bid":150.5,"bid_size":11.0,"ask":151.8,"ask_size":11.0,"iv":0.153,"open_interest":23.0,"volume":1.0,"delta":0.4259,"gamma":0.0008,"vega":12.9794,"theta":-1.1254,"rho":6.5042,"theo":150.9462,"change":4.7,"open":153.0,"high":153.0,"low":153.0,"tick":"up","last_trade_price":153.0,"last_trade_time":"2026-02-18T15:29:13","percent_change":3.16925,"prev_day_close":158.150001525879},{"option":"SPXW260515P07020000","bid":265.6,"bid_size":6.0,"ask":267.1,"ask_size":6.0,"iv":0.1532,"open_interest":20.0,"volume":1.0,"delta":-0.5742,"gamma":0.0008,"vega":12.9794,"theta":-1.096,"rho":-9.8822,"theo":266.1166,"change":0.82,"open":269.72,"high":269.72,"low":269.72,"tick":"down","last_trade_price":269.72,"last_trade_time":"2026-02-18T09:30:35","percent_change":0.304948,"prev_day_close":253.150001525879},{"option":"SPXW260515C07025000","bid":147.9,"bid_size":11.0,"ask":149.2,"ask_size":11.0,"iv":0.1526,"open_interest":36.0,"volume":0.0,"delta":0.4218,"gamma":0.0008,"vega":12.9549,"theta":-1.1198,"rho":6.4442,"theo":148.3381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.6,"last_trade_time":"2026-02-17T15:43:37","percent_change":0.0,"prev_day_close":155.5},{"option":"SPXW260515P07025000","bid":268.1,"bid_size":2.0,"ask":269.4,"ask_size":6.0,"iv":0.1524,"open_interest":31.0,"volume":0.0,"delta":-0.5782,"gamma":0.0008,"vega":12.9549,"theta":-1.0892,"rho":-9.9539,"theo":268.4595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.1,"last_trade_time":"2026-02-13T13:12:19","percent_change":0.0,"prev_day_close":255.25},{"option":"SPXW260515C07030000","bid":145.3,"bid_size":12.0,"ask":146.6,"ask_size":6.0,"iv":0.152,"open_interest":37.0,"volume":0.0,"delta":0.4177,"gamma":0.0008,"vega":12.9291,"theta":-1.1141,"rho":6.3842,"theo":145.7542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":144.8,"last_trade_time":"2026-02-13T15:59:30","percent_change":0.0,"prev_day_close":152.849998474121},{"option":"SPXW260515P07030000","bid":270.4,"bid_size":2.0,"ask":271.8,"ask_size":2.0,"iv":0.1521,"open_interest":21.0,"volume":0.0,"delta":-0.5824,"gamma":0.0008,"vega":12.9291,"theta":-1.0822,"rho":-10.0256,"theo":270.8266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":274.1,"last_trade_time":"2026-02-17T15:43:09","percent_change":0.0,"prev_day_close":257.550003051758},{"option":"SPXW260515C07040000","bid":140.2,"bid_size":12.0,"ask":141.5,"ask_size":6.0,"iv":0.151,"open_interest":30.0,"volume":3.0,"delta":0.4095,"gamma":0.0008,"vega":12.8736,"theta":-1.1024,"rho":6.264,"theo":140.6598,"change":4.4,"open":142.7,"high":142.7,"low":142.6,"tick":"no_change","last_trade_price":142.6,"last_trade_time":"2026-02-18T15:29:25","percent_change":3.18379,"prev_day_close":147.550003051758},{"option":"SPXW260515P07040000","bid":275.3,"bid_size":2.0,"ask":276.6,"ask_size":6.0,"iv":0.1509,"open_interest":8.0,"volume":0.0,"delta":-0.5906,"gamma":0.0008,"vega":12.8736,"theta":-1.068,"rho":-10.169,"theo":275.6342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":285.4,"last_trade_time":"2026-02-13T10:55:12","percent_change":0.0,"prev_day_close":262.200012207031},{"option":"SPXW260515C07050000","bid":135.3,"bid_size":18.0,"ask":136.5,"ask_size":6.0,"iv":0.1501,"open_interest":83.0,"volume":2.0,"delta":0.4011,"gamma":0.0008,"vega":12.8126,"theta":-1.0904,"rho":6.1431,"theo":135.6643,"change":4.45,"open":137.3,"high":137.8,"low":137.3,"tick":"up","last_trade_price":137.8,"last_trade_time":"2026-02-18T15:29:29","percent_change":3.33708,"prev_day_close":142.449996948242},{"option":"SPXW260515P07050000","bid":280.2,"bid_size":2.0,"ask":281.5,"ask_size":6.0,"iv":0.1501,"open_interest":75.0,"volume":35.0,"delta":-0.5989,"gamma":0.0008,"vega":12.8126,"theta":-1.0534,"rho":-10.3132,"theo":280.5407,"change":-25.6,"open":273.0,"high":273.0,"low":250.35,"tick":"down","last_trade_price":258.0,"last_trade_time":"2026-02-18T13:44:58","percent_change":-9.0268,"prev_day_close":266.949996948242},{"option":"SPXW260515C07060000","bid":130.4,"bid_size":12.0,"ask":131.6,"ask_size":6.0,"iv":0.1491,"open_interest":23.0,"volume":7.0,"delta":0.3928,"gamma":0.0008,"vega":12.7454,"theta":-1.0778,"rho":6.0205,"theo":130.7699,"change":12.8,"open":147.7,"high":147.7,"low":141.4,"tick":"down","last_trade_price":141.4,"last_trade_time":"2026-02-18T14:13:55","percent_change":9.95335,"prev_day_close":137.349998474121},{"option":"SPXW260515P07060000","bid":285.1,"bid_size":2.0,"ask":286.5,"ask_size":2.0,"iv":0.1492,"open_interest":1.0,"volume":0.0,"delta":-0.6073,"gamma":0.0008,"vega":12.7454,"theta":-1.0383,"rho":-10.4592,"theo":285.5482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.0,"last_trade_time":"2026-01-29T11:45:34","percent_change":0.0,"prev_day_close":271.949996948242},{"option":"SPXW260515C07070000","bid":125.6,"bid_size":12.0,"ask":126.8,"ask_size":6.0,"iv":0.1481,"open_interest":7.0,"volume":2.0,"delta":0.3844,"gamma":0.0008,"vega":12.6716,"theta":-1.0649,"rho":5.8956,"theo":125.9788,"change":18.9,"open":140.73,"high":142.8,"low":140.73,"tick":"up","last_trade_price":142.8,"last_trade_time":"2026-02-18T11:40:58","percent_change":15.2542,"prev_day_close":132.400001525879},{"option":"SPXW260515P07070000","bid":290.2,"bid_size":2.0,"ask":291.6,"ask_size":2.0,"iv":0.1484,"open_interest":27.0,"volume":0.0,"delta":-0.6157,"gamma":0.0008,"vega":12.6716,"theta":-1.0229,"rho":-10.6073,"theo":290.6591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":227.01,"last_trade_time":"2026-02-02T12:00:08","percent_change":0.0,"prev_day_close":276.75},{"option":"SPXW260515C07075000","bid":123.2,"bid_size":13.0,"ask":124.5,"ask_size":13.0,"iv":0.1477,"open_interest":17.0,"volume":1.0,"delta":0.3802,"gamma":0.0008,"vega":12.632,"theta":-1.0583,"rho":5.8324,"theo":123.6227,"change":16.63,"open":138.23,"high":138.23,"low":138.23,"tick":"up","last_trade_price":138.23,"last_trade_time":"2026-02-18T10:26:20","percent_change":13.676,"prev_day_close":129.949996948242},{"option":"SPXW260515P07075000","bid":292.8,"bid_size":2.0,"ask":294.2,"ask_size":2.0,"iv":0.1478,"open_interest":36.0,"volume":0.0,"delta":-0.6199,"gamma":0.0008,"vega":12.632,"theta":-1.015,"rho":-10.6822,"theo":293.2541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":334.2,"last_trade_time":"2026-02-05T11:24:53","percent_change":0.0,"prev_day_close":279.25},{"option":"SPXW260515C07080000","bid":120.9,"bid_size":19.0,"ask":122.2,"ask_size":13.0,"iv":0.1472,"open_interest":45.0,"volume":2.0,"delta":0.376,"gamma":0.0008,"vega":12.5908,"theta":-1.0516,"rho":5.7687,"theo":121.2934,"change":18.0,"open":137.1,"high":137.1,"low":137.1,"tick":"up","last_trade_price":137.1,"last_trade_time":"2026-02-18T11:13:59","percent_change":15.1134,"prev_day_close":127.5},{"option":"SPXW260515P07080000","bid":295.4,"bid_size":6.0,"ask":296.9,"ask_size":6.0,"iv":0.1473,"open_interest":21.0,"volume":1.0,"delta":-0.6241,"gamma":0.0008,"vega":12.5908,"theta":-1.0071,"rho":-10.7575,"theo":295.8757,"change":-11.0,"open":288.2,"high":288.2,"low":288.2,"tick":"up","last_trade_price":288.2,"last_trade_time":"2026-02-18T09:41:50","percent_change":-3.67647,"prev_day_close":281.75},{"option":"SPXW260515C07090000","bid":116.3,"bid_size":13.0,"ask":117.6,"ask_size":13.0,"iv":0.1462,"open_interest":30.0,"volume":0.0,"delta":0.3675,"gamma":0.0008,"vega":12.5033,"theta":-1.0379,"rho":5.6409,"theo":116.7154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":114.9,"last_trade_time":"2026-02-17T11:12:33","percent_change":0.0,"prev_day_close":122.75},{"option":"SPXW260515P07090000","bid":300.8,"bid_size":2.0,"ask":302.2,"ask_size":2.0,"iv":0.1464,"open_interest":7.0,"volume":0.0,"delta":-0.6326,"gamma":0.0008,"vega":12.5033,"theta":-0.9908,"rho":-10.9087,"theo":301.1997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.8,"last_trade_time":"2026-01-30T10:41:53","percent_change":0.0,"prev_day_close":286.899993896484},{"option":"SPXW260515C07100000","bid":111.9,"bid_size":14.0,"ask":113.0,"ask_size":15.0,"iv":0.1453,"open_interest":9982.0,"volume":19.0,"delta":0.3591,"gamma":0.0008,"vega":12.4098,"theta":-1.0238,"rho":5.5133,"theo":112.2459,"change":10.6,"open":122.3,"high":128.3,"low":118.6,"tick":"up","last_trade_price":120.9,"last_trade_time":"2026-02-18T15:50:12","percent_change":9.61016,"prev_day_close":118.150001525879},{"option":"SPXW260515P07100000","bid":306.2,"bid_size":2.0,"ask":307.6,"ask_size":2.0,"iv":0.1454,"open_interest":74.0,"volume":0.0,"delta":-0.641,"gamma":0.0008,"vega":12.4098,"theta":-0.9742,"rho":-11.0596,"theo":306.6321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":251.61,"last_trade_time":"2026-02-11T14:45:50","percent_change":0.0,"prev_day_close":292.150009155273},{"option":"SPXW260515C07110000","bid":107.5,"bid_size":20.0,"ask":108.7,"ask_size":14.0,"iv":0.1444,"open_interest":33.0,"volume":1.0,"delta":0.3506,"gamma":0.0008,"vega":12.311,"theta":-1.0093,"rho":5.3867,"theo":107.8847,"change":11.5,"open":117.5,"high":117.5,"low":117.5,"tick":"up","last_trade_price":117.5,"last_trade_time":"2026-02-18T10:02:55","percent_change":10.8491,"prev_day_close":113.599998474121},{"option":"SPXW260515P07110000","bid":311.7,"bid_size":2.0,"ask":313.2,"ask_size":5.0,"iv":0.1443,"open_interest":4.0,"volume":0.0,"delta":-0.6495,"gamma":0.0008,"vega":12.311,"theta":-0.9572,"rho":-11.2095,"theo":312.1729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":344.7,"last_trade_time":"2026-02-05T11:41:24","percent_change":0.0,"prev_day_close":297.5},{"option":"SPXW260515C07120000","bid":103.2,"bid_size":22.0,"ask":104.5,"ask_size":15.0,"iv":0.1435,"open_interest":66.0,"volume":1.0,"delta":0.3421,"gamma":0.0008,"vega":12.2073,"theta":-0.9945,"rho":5.2612,"theo":103.6316,"change":11.35,"open":113.1,"high":113.1,"low":113.1,"tick":"up","last_trade_price":113.1,"last_trade_time":"2026-02-18T10:03:04","percent_change":11.1548,"prev_day_close":109.099998474121},{"option":"SPXW260515P07120000","bid":317.4,"bid_size":1.0,"ask":318.8,"ask_size":1.0,"iv":0.1436,"open_interest":19.0,"volume":0.0,"delta":-0.658,"gamma":0.0008,"vega":12.2073,"theta":-0.9399,"rho":-11.3583,"theo":317.8218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":350.7,"last_trade_time":"2026-02-05T11:41:59","percent_change":0.0,"prev_day_close":302.800003051758},{"option":"SPXW260515C07125000","bid":101.2,"bid_size":15.0,"ask":102.4,"ask_size":15.0,"iv":0.143,"open_interest":139.0,"volume":8.0,"delta":0.3379,"gamma":0.0008,"vega":12.1535,"theta":-0.987,"rho":5.1986,"theo":101.5455,"change":14.95,"open":110.5,"high":116.0,"low":110.5,"tick":"down","last_trade_price":114.7,"last_trade_time":"2026-02-18T11:55:13","percent_change":14.9875,"prev_day_close":106.950000762939},{"option":"SPXW260515P07125000","bid":320.2,"bid_size":1.0,"ask":321.6,"ask_size":1.0,"iv":0.1432,"open_interest":45.0,"volume":1.0,"delta":-0.6622,"gamma":0.0008,"vega":12.1535,"theta":-0.9311,"rho":-11.4326,"theo":320.6867,"change":-15.12,"open":309.28,"high":309.28,"low":309.28,"tick":"down","last_trade_price":309.28,"last_trade_time":"2026-02-18T15:02:23","percent_change":-4.66091,"prev_day_close":305.75},{"option":"SPXW260515C07130000","bid":99.1,"bid_size":15.0,"ask":100.3,"ask_size":15.0,"iv":0.1426,"open_interest":11.0,"volume":0.0,"delta":0.3336,"gamma":0.0008,"vega":12.0984,"theta":-0.9794,"rho":5.1359,"theo":99.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.1,"last_trade_time":"2026-02-13T12:21:03","percent_change":0.0,"prev_day_close":104.799999237061},{"option":"SPXW260515P07130000","bid":323.1,"bid_size":1.0,"ask":324.5,"ask_size":1.0,"iv":0.1427,"open_interest":7.0,"volume":0.0,"delta":-0.6664,"gamma":0.0008,"vega":12.0984,"theta":-0.9222,"rho":-11.507,"theo":323.5786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":326.2,"last_trade_time":"2026-02-12T11:30:29","percent_change":0.0,"prev_day_close":308.550003051758},{"option":"SPXW260515C07140000","bid":95.1,"bid_size":15.0,"ask":96.2,"ask_size":15.0,"iv":0.1417,"open_interest":39.0,"volume":0.0,"delta":0.3252,"gamma":0.0008,"vega":11.9834,"theta":-0.9639,"rho":5.0097,"theo":95.4498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.8,"last_trade_time":"2026-02-17T11:12:35","percent_change":0.0,"prev_day_close":100.599998474121},{"option":"SPXW260515P07140000","bid":328.9,"bid_size":1.0,"ask":330.4,"ask_size":1.0,"iv":0.1419,"open_interest":5.0,"volume":0.0,"delta":-0.6749,"gamma":0.0008,"vega":11.9834,"theta":-0.9042,"rho":-11.6564,"theo":329.4439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.2,"last_trade_time":"2026-02-13T10:21:15","percent_change":0.0,"prev_day_close":314.25},{"option":"SPXW260515C07150000","bid":91.1,"bid_size":15.0,"ask":92.2,"ask_size":15.0,"iv":0.1409,"open_interest":7303.0,"volume":4.0,"delta":0.3168,"gamma":0.0008,"vega":11.8615,"theta":-0.9481,"rho":4.8821,"theo":91.5224,"change":2.05,"open":92.4,"high":92.4,"low":91.9,"tick":"down","last_trade_price":91.9,"last_trade_time":"2026-02-18T09:32:10","percent_change":2.28158,"prev_day_close":96.4500007629394},{"option":"SPXW260515P07150000","bid":334.9,"bid_size":1.0,"ask":336.4,"ask_size":1.0,"iv":0.141,"open_interest":67.0,"volume":2.0,"delta":-0.6833,"gamma":0.0008,"vega":11.8615,"theta":-0.8859,"rho":-11.8073,"theo":335.4185,"change":-15.59,"open":319.07,"high":323.61,"low":319.07,"tick":"up","last_trade_price":323.61,"last_trade_time":"2026-02-18T15:02:23","percent_change":-4.59611,"prev_day_close":319.949996948242},{"option":"SPXW260515C07160000","bid":87.3,"bid_size":16.0,"ask":88.4,"ask_size":16.0,"iv":0.1401,"open_interest":23.0,"volume":12.0,"delta":0.3084,"gamma":0.0008,"vega":11.7324,"theta":-0.932,"rho":4.7534,"theo":87.7052,"change":10.35,"open":96.4,"high":96.4,"low":96.4,"tick":"up","last_trade_price":96.4,"last_trade_time":"2026-02-18T15:53:25","percent_change":12.0279,"prev_day_close":92.4000015258789},{"option":"SPXW260515P07160000","bid":341.0,"bid_size":1.0,"ask":342.4,"ask_size":1.0,"iv":0.1402,"open_interest":5.0,"volume":0.0,"delta":-0.6917,"gamma":0.0008,"vega":11.7324,"theta":-0.8673,"rho":-11.9593,"theo":341.5033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":271.1,"last_trade_time":"2026-02-09T15:45:14","percent_change":0.0,"prev_day_close":325.899993896484},{"option":"SPXW260515C07170000","bid":83.6,"bid_size":17.0,"ask":84.7,"ask_size":17.0,"iv":0.1392,"open_interest":12.0,"volume":0.0,"delta":0.3,"gamma":0.0008,"vega":11.5965,"theta":-0.9157,"rho":4.6248,"theo":83.9983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.6,"last_trade_time":"2026-02-17T11:12:35","percent_change":0.0,"prev_day_close":88.5},{"option":"SPXW260515P07170000","bid":345.1,"bid_size":4.0,"ask":350.7,"ask_size":4.0,"iv":0.1393,"open_interest":0.0,"volume":0.0,"delta":-0.7001,"gamma":0.0008,"vega":11.5965,"theta":-0.8484,"rho":-12.1112,"theo":347.6983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":331.899993896484},{"option":"SPXW260515C07175000","bid":81.7,"bid_size":18.0,"ask":82.9,"ask_size":17.0,"iv":0.1388,"open_interest":35.0,"volume":0.0,"delta":0.2958,"gamma":0.0008,"vega":11.5264,"theta":-0.9074,"rho":4.561,"theo":82.186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.0,"last_trade_time":"2026-02-13T12:23:10","percent_change":0.0,"prev_day_close":86.5999984741211},{"option":"SPXW260515P07175000","bid":347.7,"bid_size":4.0,"ask":353.8,"ask_size":4.0,"iv":0.1387,"open_interest":78.0,"volume":0.0,"delta":-0.7043,"gamma":0.0008,"vega":11.5264,"theta":-0.8388,"rho":-12.1867,"theo":350.837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":348.5,"last_trade_time":"2025-12-31T14:52:11","percent_change":0.0,"prev_day_close":334.949996948242},{"option":"SPXW260515C07180000","bid":80.0,"bid_size":17.0,"ask":81.1,"ask_size":17.0,"iv":0.1384,"open_interest":21.0,"volume":2.0,"delta":0.2916,"gamma":0.0008,"vega":11.4551,"theta":-0.899,"rho":4.4977,"theo":80.4008,"change":4.85,"open":83.7,"high":83.7,"low":83.7,"tick":"up","last_trade_price":83.7,"last_trade_time":"2026-02-18T15:35:43","percent_change":6.15092,"prev_day_close":84.75},{"option":"SPXW260515P07180000","bid":351.3,"bid_size":4.0,"ask":356.8,"ask_size":4.0,"iv":0.1384,"open_interest":2.0,"volume":0.0,"delta":-0.7084,"gamma":0.0008,"vega":11.4551,"theta":-0.8292,"rho":-12.2617,"theo":354.0029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.6,"last_trade_time":"2026-02-06T10:40:00","percent_change":0.0,"prev_day_close":337.699996948242},{"option":"SPXW260515C07190000","bid":76.5,"bid_size":17.0,"ask":77.6,"ask_size":17.0,"iv":0.1376,"open_interest":18.0,"volume":10.0,"delta":0.2834,"gamma":0.0007,"vega":11.3095,"theta":-0.8821,"rho":4.3728,"theo":76.9112,"change":11.0,"open":86.4,"high":86.4,"low":86.4,"tick":"up","last_trade_price":86.4,"last_trade_time":"2026-02-18T13:28:31","percent_change":14.5889,"prev_day_close":81.0499992370606},{"option":"SPXW260515P07190000","bid":357.4,"bid_size":4.0,"ask":363.4,"ask_size":4.0,"iv":0.1376,"open_interest":5.0,"volume":0.0,"delta":-0.7167,"gamma":0.0007,"vega":11.3095,"theta":-0.8098,"rho":-12.4099,"theo":360.4153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.5,"last_trade_time":"2026-02-11T10:53:57","percent_change":0.0,"prev_day_close":344.100006103516},{"option":"SPXW260515C07200000","bid":73.1,"bid_size":18.0,"ask":74.2,"ask_size":40.0,"iv":0.1369,"open_interest":2266.0,"volume":15.0,"delta":0.2752,"gamma":0.0007,"vega":11.1601,"theta":-0.865,"rho":4.2496,"theo":73.5277,"change":12.03,"open":73.48,"high":84.77,"low":73.48,"tick":"down","last_trade_price":84.08,"last_trade_time":"2026-02-18T10:52:46","percent_change":16.6967,"prev_day_close":77.5},{"option":"SPXW260515P07200000","bid":363.7,"bid_size":4.0,"ask":369.7,"ask_size":4.0,"iv":0.1366,"open_interest":12.0,"volume":0.0,"delta":-0.7249,"gamma":0.0007,"vega":11.1601,"theta":-0.7901,"rho":-12.5564,"theo":366.9338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.2,"last_trade_time":"2026-02-06T14:16:53","percent_change":0.0,"prev_day_close":350.349990844727},{"option":"SPXW260515C07210000","bid":69.8,"bid_size":18.0,"ask":70.9,"ask_size":18.0,"iv":0.1361,"open_interest":28.0,"volume":0.0,"delta":0.267,"gamma":0.0007,"vega":11.0066,"theta":-0.8476,"rho":4.127,"theo":70.2492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":69.7,"last_trade_time":"2026-02-17T11:16:40","percent_change":0.0,"prev_day_close":74.0499992370606},{"option":"SPXW260515P07210000","bid":370.7,"bid_size":4.0,"ask":376.5,"ask_size":4.0,"iv":0.1361,"open_interest":0.0,"volume":0.0,"delta":-0.7331,"gamma":0.0007,"vega":11.0066,"theta":-0.7702,"rho":-12.7023,"theo":373.5572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":356.849990844727},{"option":"SPXW260515C07220000","bid":66.6,"bid_size":18.0,"ask":67.7,"ask_size":18.0,"iv":0.1354,"open_interest":187.0,"volume":0.0,"delta":0.2589,"gamma":0.0007,"vega":10.8477,"theta":-0.8301,"rho":4.0041,"theo":67.0751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":101.2,"last_trade_time":"2026-02-11T14:35:51","percent_change":0.0,"prev_day_close":70.6500015258789},{"option":"SPXW260515P07220000","bid":376.9,"bid_size":4.0,"ask":383.3,"ask_size":4.0,"iv":0.1351,"open_interest":0.0,"volume":0.0,"delta":-0.7412,"gamma":0.0007,"vega":10.8477,"theta":-0.7502,"rho":-12.8485,"theo":380.2851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":363.399993896484},{"option":"SPXW260515C07225000","bid":65.1,"bid_size":18.0,"ask":66.2,"ask_size":18.0,"iv":0.1351,"open_interest":102.0,"volume":5.0,"delta":0.2549,"gamma":0.0007,"vega":10.7659,"theta":-0.8213,"rho":3.9424,"theo":65.5272,"change":10.95,"open":75.1,"high":75.1,"low":75.1,"tick":"up","last_trade_price":75.1,"last_trade_time":"2026-02-18T11:52:35","percent_change":17.0694,"prev_day_close":69.0499992370606},{"option":"SPXW260515P07225000","bid":380.3,"bid_size":4.0,"ask":386.5,"ask_size":4.0,"iv":0.1347,"open_interest":10.0,"volume":0.0,"delta":-0.7452,"gamma":0.0007,"vega":10.7659,"theta":-0.7401,"rho":-12.9218,"theo":383.6882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":347.21,"last_trade_time":"2026-02-06T14:16:53","percent_change":0.0,"prev_day_close":366.550003051758},{"option":"SPXW260515C07230000","bid":63.6,"bid_size":19.0,"ask":64.6,"ask_size":26.0,"iv":0.1346,"open_interest":92.0,"volume":4.0,"delta":0.2509,"gamma":0.0007,"vega":10.6825,"theta":-0.8124,"rho":3.8807,"theo":64.0055,"change":10.78,"open":73.67,"high":74.07,"low":73.43,"tick":"down","last_trade_price":73.43,"last_trade_time":"2026-02-18T10:52:46","percent_change":17.2067,"prev_day_close":67.4500007629394},{"option":"SPXW260515P07230000","bid":384.2,"bid_size":4.0,"ask":390.3,"ask_size":4.0,"iv":0.1347,"open_interest":3.0,"volume":0.0,"delta":-0.7492,"gamma":0.0007,"vega":10.6825,"theta":-0.73,"rho":-12.9952,"theo":387.1174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":349.6,"last_trade_time":"2026-02-06T13:59:59","percent_change":0.0,"prev_day_close":370.0},{"option":"SPXW260515C07240000","bid":60.6,"bid_size":20.0,"ask":61.6,"ask_size":17.0,"iv":0.134,"open_interest":72.0,"volume":2.0,"delta":0.243,"gamma":0.0007,"vega":10.5111,"theta":-0.7945,"rho":3.7578,"theo":61.0399,"change":3.69,"open":63.49,"high":63.49,"low":63.49,"tick":"up","last_trade_price":63.49,"last_trade_time":"2026-02-18T15:37:21","percent_change":6.17057,"prev_day_close":64.3499984741211},{"option":"SPXW260515P07240000","bid":390.7,"bid_size":4.0,"ask":397.0,"ask_size":4.0,"iv":0.1337,"open_interest":0.0,"volume":0.0,"delta":-0.7571,"gamma":0.0007,"vega":10.5111,"theta":-0.7096,"rho":-13.1415,"theo":394.0538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":376.649993896484},{"option":"SPXW260515C07250000","bid":57.7,"bid_size":20.0,"ask":58.7,"ask_size":17.0,"iv":0.1332,"open_interest":72.0,"volume":2.0,"delta":0.2351,"gamma":0.0007,"vega":10.3344,"theta":-0.7765,"rho":3.6368,"theo":58.177,"change":3.56,"open":60.51,"high":60.51,"low":60.51,"tick":"down","last_trade_price":60.51,"last_trade_time":"2026-02-18T15:37:21","percent_change":6.2511,"prev_day_close":61.2999992370606},{"option":"SPXW260515P07250000","bid":398.1,"bid_size":4.0,"ask":404.1,"ask_size":4.0,"iv":0.1332,"open_interest":10.0,"volume":0.0,"delta":-0.7649,"gamma":0.0007,"vega":10.3344,"theta":-0.689,"rho":-13.2858,"theo":401.0929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.7,"last_trade_time":"2026-01-23T15:45:26","percent_change":0.0,"prev_day_close":383.599990844727},{"option":"SPXW260515C07260000","bid":55.0,"bid_size":21.0,"ask":56.0,"ask_size":18.0,"iv":0.1326,"open_interest":134.0,"volume":0.0,"delta":0.2274,"gamma":0.0007,"vega":10.1545,"theta":-0.7584,"rho":3.5186,"theo":55.4147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.55,"last_trade_time":"2026-02-17T10:02:25","percent_change":0.0,"prev_day_close":58.3999996185303},{"option":"SPXW260515P07260000","bid":404.7,"bid_size":4.0,"ask":411.1,"ask_size":4.0,"iv":0.1322,"open_interest":4.0,"volume":0.0,"delta":-0.7727,"gamma":0.0007,"vega":10.1545,"theta":-0.6684,"rho":-13.4273,"theo":408.2326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":390.599990844727},{"option":"SPXW260515C07270000","bid":52.3,"bid_size":21.0,"ask":53.4,"ask_size":28.0,"iv":0.132,"open_interest":29.0,"volume":5.0,"delta":0.2198,"gamma":0.0007,"vega":9.9726,"theta":-0.7402,"rho":3.4032,"theo":52.7506,"change":8.7,"open":60.3,"high":60.3,"low":60.3,"tick":"up","last_trade_price":60.3,"last_trade_time":"2026-02-18T10:32:36","percent_change":16.8605,"prev_day_close":55.6000003814697},{"option":"SPXW260515P07270000","bid":412.3,"bid_size":4.0,"ask":418.8,"ask_size":4.0,"iv":0.132,"open_interest":3.0,"volume":0.0,"delta":-0.7803,"gamma":0.0007,"vega":9.9726,"theta":-0.6476,"rho":-13.566,"theo":415.4704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.699996948242},{"option":"SPXW260515C07275000","bid":51.0,"bid_size":21.0,"ask":52.0,"ask_size":18.0,"iv":0.1316,"open_interest":31.0,"volume":0.0,"delta":0.216,"gamma":0.0007,"vega":9.8809,"theta":-0.7311,"rho":3.3462,"theo":51.4548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.07,"last_trade_time":"2026-02-17T12:18:16","percent_change":0.0,"prev_day_close":54.2000007629394},{"option":"SPXW260515P07275000","bid":415.9,"bid_size":4.0,"ask":422.4,"ask_size":4.0,"iv":0.1316,"open_interest":1.0,"volume":0.0,"delta":-0.7841,"gamma":0.0007,"vega":9.8809,"theta":-0.6372,"rho":-13.6347,"theo":419.1256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":346.45,"last_trade_time":"2026-01-09T12:54:44","percent_change":0.0,"prev_day_close":401.300003051758},{"option":"SPXW260515C07280000","bid":49.8,"bid_size":10.0,"ask":50.8,"ask_size":28.0,"iv":0.1314,"open_interest":20.0,"volume":1.0,"delta":0.2123,"gamma":0.0007,"vega":9.7887,"theta":-0.7219,"rho":3.2894,"theo":50.1828,"change":4.25,"open":53.35,"high":53.35,"low":53.35,"tick":"up","last_trade_price":53.35,"last_trade_time":"2026-02-18T09:55:50","percent_change":8.6558,"prev_day_close":52.8999996185303},{"option":"SPXW260515P07280000","bid":419.2,"bid_size":4.0,"ask":426.2,"ask_size":4.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.7878,"gamma":0.0007,"vega":9.7887,"theta":-0.6268,"rho":-13.7031,"theo":422.8047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":404.950012207031},{"option":"SPXW260515C07290000","bid":47.3,"bid_size":10.0,"ask":48.3,"ask_size":20.0,"iv":0.1307,"open_interest":13.0,"volume":1.0,"delta":0.2049,"gamma":0.0006,"vega":9.6019,"theta":-0.7036,"rho":3.1763,"theo":47.7104,"change":4.05,"open":50.75,"high":50.75,"low":50.75,"tick":"up","last_trade_price":50.75,"last_trade_time":"2026-02-18T09:55:50","percent_change":8.67237,"prev_day_close":50.2999992370606},{"option":"SPXW260515P07290000","bid":427.1,"bid_size":4.0,"ask":433.3,"ask_size":4.0,"iv":0.1306,"open_interest":2.0,"volume":0.0,"delta":-0.7952,"gamma":0.0006,"vega":9.6019,"theta":-0.606,"rho":-13.8395,"theo":430.2342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.8,"last_trade_time":"2026-02-03T14:56:12","percent_change":0.0,"prev_day_close":412.150009155273},{"option":"SPXW260515C07300000","bid":45.0,"bid_size":10.0,"ask":45.9,"ask_size":20.0,"iv":0.1301,"open_interest":276.0,"volume":25.0,"delta":0.1976,"gamma":0.0006,"vega":9.4109,"theta":-0.6853,"rho":3.0634,"theo":45.3326,"change":2.9,"open":45.58,"high":53.55,"low":45.58,"tick":"down","last_trade_price":47.3,"last_trade_time":"2026-02-18T15:41:03","percent_change":6.53153,"prev_day_close":47.7999992370606},{"option":"SPXW260515P07300000","bid":434.6,"bid_size":4.0,"ask":440.8,"ask_size":4.0,"iv":0.1299,"open_interest":5.0,"volume":0.0,"delta":-0.8025,"gamma":0.0006,"vega":9.4109,"theta":-0.5852,"rho":-13.9757,"theo":437.7584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":335.3,"last_trade_time":"2026-02-11T09:32:41","percent_change":0.0,"prev_day_close":419.800003051758},{"option":"SPXW260515C07310000","bid":42.7,"bid_size":11.0,"ask":43.5,"ask_size":21.0,"iv":0.1294,"open_interest":33.0,"volume":1.0,"delta":0.1904,"gamma":0.0006,"vega":9.2152,"theta":-0.667,"rho":2.9518,"theo":43.0487,"change":5.7,"open":47.8,"high":47.8,"low":47.8,"tick":"up","last_trade_price":47.8,"last_trade_time":"2026-02-18T13:54:35","percent_change":13.5392,"prev_day_close":45.3999996185303},{"option":"SPXW260515P07310000","bid":441.6,"bid_size":4.0,"ask":448.3,"ask_size":4.0,"iv":0.1289,"open_interest":0.0,"volume":0.0,"delta":-0.8096,"gamma":0.0006,"vega":9.2152,"theta":-0.5643,"rho":-14.1106,"theo":445.3765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":427.150009155273},{"option":"SPXW260515C07320000","bid":40.5,"bid_size":11.0,"ask":41.4,"ask_size":21.0,"iv":0.1289,"open_interest":9.0,"volume":0.0,"delta":0.1834,"gamma":0.0006,"vega":9.016,"theta":-0.6487,"rho":2.8426,"theo":40.8571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.4,"last_trade_time":"2026-02-17T11:03:47","percent_change":0.0,"prev_day_close":43.1000003814697},{"option":"SPXW260515P07320000","bid":449.9,"bid_size":4.0,"ask":456.2,"ask_size":4.0,"iv":0.1288,"open_interest":0.0,"volume":0.0,"delta":-0.8166,"gamma":0.0006,"vega":9.016,"theta":-0.5435,"rho":-14.2431,"theo":453.0868,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":434.75},{"option":"SPXW260515C07325000","bid":39.5,"bid_size":11.0,"ask":40.4,"ask_size":22.0,"iv":0.1287,"open_interest":30.0,"volume":0.0,"delta":0.18,"gamma":0.0006,"vega":8.9156,"theta":-0.6396,"rho":2.7894,"theo":39.7951,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.7,"last_trade_time":"2026-02-17T11:00:30","percent_change":0.0,"prev_day_close":41.9499988555908},{"option":"SPXW260515P07325000","bid":453.7,"bid_size":4.0,"ask":460.1,"ask_size":4.0,"iv":0.1284,"open_interest":4.0,"volume":0.0,"delta":-0.8201,"gamma":0.0006,"vega":8.9156,"theta":-0.5332,"rho":-14.308,"theo":456.9758,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":451.14,"last_trade_time":"2026-02-06T09:42:38","percent_change":0.0,"prev_day_close":438.550003051758},{"option":"SPXW260515C07330000","bid":38.4,"bid_size":11.0,"ask":39.3,"ask_size":22.0,"iv":0.1283,"open_interest":74.0,"volume":1.0,"delta":0.1766,"gamma":0.0006,"vega":8.815,"theta":-0.6305,"rho":2.737,"theo":38.7552,"change":5.85,"open":43.8,"high":43.8,"low":43.8,"tick":"up","last_trade_price":43.8,"last_trade_time":"2026-02-18T10:12:32","percent_change":15.415,"prev_day_close":40.8999996185303},{"option":"SPXW260515P07330000","bid":457.6,"bid_size":4.0,"ask":464.4,"ask_size":4.0,"iv":0.1284,"open_interest":0.0,"volume":0.0,"delta":-0.8235,"gamma":0.0006,"vega":8.815,"theta":-0.5228,"rho":-14.3721,"theo":460.8869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.649993896484},{"option":"SPXW260515C07340000","bid":36.4,"bid_size":11.0,"ask":37.3,"ask_size":23.0,"iv":0.1278,"open_interest":30.0,"volume":0.0,"delta":0.1698,"gamma":0.0006,"vega":8.6141,"theta":-0.6124,"rho":2.6345,"theo":36.7404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.2,"last_trade_time":"2026-02-17T10:52:35","percent_change":0.0,"prev_day_close":38.75},{"option":"SPXW260515P07340000","bid":465.5,"bid_size":4.0,"ask":472.2,"ask_size":4.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":-0.8302,"gamma":0.0006,"vega":8.6141,"theta":-0.5022,"rho":-14.4979,"theo":468.7741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":450.449996948242},{"option":"SPXW260515C07350000","bid":34.5,"bid_size":11.0,"ask":35.3,"ask_size":24.0,"iv":0.1272,"open_interest":109.0,"volume":2.0,"delta":0.1632,"gamma":0.0006,"vega":8.4136,"theta":-0.5944,"rho":2.5343,"theo":34.8105,"change":6.45,"open":40.6,"high":40.6,"low":40.6,"tick":"up","last_trade_price":40.6,"last_trade_time":"2026-02-18T10:45:39","percent_change":18.8873,"prev_day_close":36.75},{"option":"SPXW260515P07350000","bid":472.9,"bid_size":4.0,"ask":479.8,"ask_size":4.0,"iv":0.1267,"open_interest":4.0,"volume":0.0,"delta":-0.8368,"gamma":0.0006,"vega":8.4136,"theta":-0.4816,"rho":-14.6214,"theo":476.7462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":470.41,"last_trade_time":"2026-02-17T14:50:24","percent_change":0.0,"prev_day_close":458.300003051758},{"option":"SPXW260515C07360000","bid":32.7,"bid_size":12.0,"ask":33.4,"ask_size":25.0,"iv":0.1267,"open_interest":39.0,"volume":0.0,"delta":0.1568,"gamma":0.0006,"vega":8.2129,"theta":-0.5765,"rho":2.4353,"theo":32.9641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":35.7,"last_trade_time":"2026-02-13T15:19:15","percent_change":0.0,"prev_day_close":34.7999992370606},{"option":"SPXW260515P07360000","bid":481.5,"bid_size":3.0,"ask":487.9,"ask_size":3.0,"iv":0.1265,"open_interest":0.0,"volume":0.0,"delta":-0.8433,"gamma":0.0006,"vega":8.2129,"theta":-0.4612,"rho":-14.7437,"theo":484.8017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":466.300003051758},{"option":"SPXW260515C07370000","bid":30.9,"bid_size":12.0,"ask":31.7,"ask_size":27.0,"iv":0.1262,"open_interest":30.0,"volume":0.0,"delta":0.1506,"gamma":0.0006,"vega":8.0105,"theta":-0.5588,"rho":2.3374,"theo":31.2,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.83,"last_trade_time":"2026-02-13T10:39:19","percent_change":0.0,"prev_day_close":32.9499988555908},{"option":"SPXW260515P07370000","bid":489.4,"bid_size":3.0,"ask":496.4,"ask_size":3.0,"iv":0.126,"open_interest":1.0,"volume":0.0,"delta":-0.8495,"gamma":0.0006,"vega":8.0105,"theta":-0.441,"rho":-14.8649,"theo":492.9396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":499.72,"last_trade_time":"2026-02-13T10:39:19","percent_change":0.0,"prev_day_close":474.149993896484},{"option":"SPXW260515C07375000","bid":30.1,"bid_size":12.0,"ask":30.8,"ask_size":26.0,"iv":0.126,"open_interest":81.0,"volume":1.0,"delta":0.1475,"gamma":0.0006,"vega":7.9085,"theta":-0.5501,"rho":2.2892,"theo":30.3485,"change":3.67,"open":33.52,"high":33.52,"low":33.52,"tick":"up","last_trade_price":33.52,"last_trade_time":"2026-02-18T15:53:22","percent_change":12.2948,"prev_day_close":32.0500011444092},{"option":"SPXW260515P07375000","bid":493.7,"bid_size":3.0,"ask":500.1,"ask_size":3.0,"iv":0.1257,"open_interest":0.0,"volume":0.0,"delta":-0.8526,"gamma":0.0006,"vega":7.9085,"theta":-0.431,"rho":-14.9248,"theo":497.0391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.350006103516},{"option":"SPXW260515C07380000","bid":29.3,"bid_size":13.0,"ask":30.0,"ask_size":27.0,"iv":0.1258,"open_interest":46.0,"volume":9.0,"delta":0.1444,"gamma":0.0005,"vega":7.8061,"theta":-0.5414,"rho":2.2416,"theo":29.517,"change":3.62,"open":31.79,"high":32.62,"low":30.2,"tick":"up","last_trade_price":32.62,"last_trade_time":"2026-02-18T15:53:22","percent_change":12.4828,"prev_day_close":31.25},{"option":"SPXW260515P07380000","bid":497.8,"bid_size":3.0,"ask":504.3,"ask_size":3.0,"iv":0.1255,"open_interest":0.0,"volume":0.0,"delta":-0.8556,"gamma":0.0005,"vega":7.8061,"theta":-0.421,"rho":-14.9841,"theo":501.1585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":482.299987792969},{"option":"SPXW260515C07390000","bid":27.7,"bid_size":14.0,"ask":28.4,"ask_size":28.0,"iv":0.1253,"open_interest":84.0,"volume":0.0,"delta":0.1385,"gamma":0.0005,"vega":7.6004,"theta":-0.5241,"rho":2.1488,"theo":27.9127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.85,"last_trade_time":"2026-02-17T12:12:36","percent_change":0.0,"prev_day_close":29.5500001907349},{"option":"SPXW260515P07390000","bid":505.5,"bid_size":3.0,"ask":512.6,"ask_size":3.0,"iv":0.1246,"open_interest":0.0,"volume":0.0,"delta":-0.8616,"gamma":0.0005,"vega":7.6004,"theta":-0.4012,"rho":-15.1002,"theo":509.4562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.75},{"option":"SPXW260515C07400000","bid":26.2,"bid_size":15.0,"ask":26.9,"ask_size":29.0,"iv":0.1249,"open_interest":235.0,"volume":29.0,"delta":0.1327,"gamma":0.0005,"vega":7.3953,"theta":-0.507,"rho":2.0597,"theo":26.3844,"change":2.0,"open":28.5,"high":30.9,"low":28.0,"tick":"down","last_trade_price":28.0,"last_trade_time":"2026-02-18T15:42:59","percent_change":7.69231,"prev_day_close":27.9499998092651},{"option":"SPXW260515P07400000","bid":514.5,"bid_size":3.0,"ask":521.0,"ask_size":3.0,"iv":0.1246,"open_interest":6.0,"volume":1.0,"delta":-0.8674,"gamma":0.0005,"vega":7.3953,"theta":-0.3816,"rho":-15.2126,"theo":517.8299,"change":-25.28,"open":497.27,"high":497.27,"low":497.27,"tick":"down","last_trade_price":497.27,"last_trade_time":"2026-02-18T09:57:47","percent_change":-4.83782,"prev_day_close":499.049987792969},{"option":"SPXW260515C07410000","bid":24.7,"bid_size":16.0,"ask":25.4,"ask_size":30.0,"iv":0.1244,"open_interest":54.0,"volume":0.0,"delta":0.1271,"gamma":0.0005,"vega":7.1924,"theta":-0.4902,"rho":1.974,"theo":24.9292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":28.2,"last_trade_time":"2026-02-12T15:55:00","percent_change":0.0,"prev_day_close":26.4000005722046},{"option":"SPXW260515P07410000","bid":522.9,"bid_size":3.0,"ask":529.5,"ask_size":3.0,"iv":0.1241,"open_interest":0.0,"volume":0.0,"delta":-0.873,"gamma":0.0005,"vega":7.1924,"theta":-0.3623,"rho":-15.3216,"theo":526.2767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.350006103516},{"option":"SPXW260515C07420000","bid":23.4,"bid_size":17.0,"ask":24.0,"ask_size":31.0,"iv":0.1241,"open_interest":111.0,"volume":0.0,"delta":0.1217,"gamma":0.0005,"vega":6.9922,"theta":-0.4737,"rho":1.8907,"theo":23.5447,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":29.6,"last_trade_time":"2026-02-12T12:38:36","percent_change":0.0,"prev_day_close":24.9499998092651},{"option":"SPXW260515P07420000","bid":531.4,"bid_size":3.0,"ask":538.2,"ask_size":3.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.8784,"gamma":0.0005,"vega":6.9922,"theta":-0.3433,"rho":-15.4282,"theo":534.7942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.699981689453},{"option":"SPXW260515C07425000","bid":22.7,"bid_size":17.0,"ask":23.4,"ask_size":32.0,"iv":0.1239,"open_interest":130.0,"volume":0.0,"delta":0.119,"gamma":0.0005,"vega":6.893,"theta":-0.4656,"rho":1.8497,"theo":22.8784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.43,"last_trade_time":"2026-02-17T11:04:51","percent_change":0.0,"prev_day_close":24.25},{"option":"SPXW260515P07425000","bid":535.7,"bid_size":3.0,"ask":542.4,"ask_size":3.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.8811,"gamma":0.0005,"vega":6.893,"theta":-0.3339,"rho":-15.4808,"theo":539.0789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":560.87,"last_trade_time":"2026-02-05T11:57:54","percent_change":0.0,"prev_day_close":519.899993896484},{"option":"SPXW260515C07430000","bid":22.0,"bid_size":18.0,"ask":22.7,"ask_size":32.0,"iv":0.1236,"open_interest":44.0,"volume":0.0,"delta":0.1164,"gamma":0.0005,"vega":6.7942,"theta":-0.4575,"rho":1.809,"theo":22.2291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.2,"last_trade_time":"2026-02-12T15:55:56","percent_change":0.0,"prev_day_close":23.5999994277954},{"option":"SPXW260515P07430000","bid":540.0,"bid_size":3.0,"ask":546.7,"ask_size":3.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.8837,"gamma":0.0005,"vega":6.7942,"theta":-0.3246,"rho":-15.5331,"theo":543.3806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":524.449981689453},{"option":"SPXW260515C07450000","bid":19.6,"bid_size":20.0,"ask":20.3,"ask_size":35.0,"iv":0.1229,"open_interest":73.0,"volume":1.0,"delta":0.1064,"gamma":0.0004,"vega":6.4011,"theta":-0.4261,"rho":1.6515,"theo":19.7982,"change":4.25,"open":23.8,"high":23.8,"low":23.8,"tick":"up","last_trade_price":23.8,"last_trade_time":"2026-02-18T13:01:25","percent_change":21.7391,"prev_day_close":21.0},{"option":"SPXW260515P07450000","bid":557.4,"bid_size":3.0,"ask":564.1,"ask_size":3.0,"iv":0.1227,"open_interest":2.0,"volume":0.0,"delta":-0.8937,"gamma":0.0004,"vega":6.4011,"theta":-0.2881,"rho":-15.7372,"theo":560.7537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":454.13,"last_trade_time":"2026-01-27T10:03:54","percent_change":0.0,"prev_day_close":541.75},{"option":"SPXW260515C07475000","bid":17.0,"bid_size":22.0,"ask":17.6,"ask_size":38.0,"iv":0.1222,"open_interest":234.0,"volume":0.0,"delta":0.0948,"gamma":0.0004,"vega":5.9189,"theta":-0.3889,"rho":1.4726,"theo":17.1101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.95,"last_trade_time":"2026-02-13T09:47:08","percent_change":0.0,"prev_day_close":18.1999998092651},{"option":"SPXW260515P07475000","bid":578.8,"bid_size":3.0,"ask":586.2,"ask_size":3.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.9052,"gamma":0.0004,"vega":5.9189,"theta":-0.2445,"rho":-15.9744,"theo":582.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.399993896484},{"option":"SPXW260515C07500000","bid":14.6,"bid_size":24.0,"ask":15.3,"ask_size":44.0,"iv":0.1215,"open_interest":537.0,"volume":0.0,"delta":0.0844,"gamma":0.0004,"vega":5.4612,"theta":-0.354,"rho":1.3108,"theo":14.7724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.51,"last_trade_time":"2026-02-17T15:35:24","percent_change":0.0,"prev_day_close":15.8000001907349},{"option":"SPXW260515P07500000","bid":601.8,"bid_size":3.0,"ask":608.7,"ask_size":3.0,"iv":0.1212,"open_interest":6.0,"volume":0.0,"delta":-0.9157,"gamma":0.0004,"vega":5.4612,"theta":-0.2033,"rho":-16.1946,"theo":605.2377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":544.43,"last_trade_time":"2026-01-30T12:58:12","percent_change":0.0,"prev_day_close":585.850006103516},{"option":"SPXW260515C07550000","bid":10.9,"bid_size":36.0,"ask":11.5,"ask_size":88.0,"iv":0.1205,"open_interest":408.0,"volume":2.0,"delta":0.0664,"gamma":0.0003,"vega":4.6102,"theta":-0.2918,"rho":1.0309,"theo":11.0151,"change":2.35,"open":11.96,"high":13.4,"low":11.96,"tick":"up","last_trade_price":13.4,"last_trade_time":"2026-02-18T13:01:25","percent_change":21.267,"prev_day_close":11.8000001907349},{"option":"SPXW260515P07550000","bid":647.5,"bid_size":3.0,"ask":654.6,"ask_size":3.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9337,"gamma":0.0003,"vega":4.6102,"theta":-0.1284,"rho":-16.591,"theo":650.9903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":631.5},{"option":"SPXW260515C07600000","bid":8.1,"bid_size":89.0,"ask":8.7,"ask_size":104.0,"iv":0.12,"open_interest":72.0,"volume":0.0,"delta":0.0522,"gamma":0.0003,"vega":3.8686,"theta":-0.2397,"rho":0.8082,"theo":8.2475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.23,"last_trade_time":"2026-02-17T15:35:24","percent_change":0.0,"prev_day_close":8.80000019073486},{"option":"SPXW260515P07600000","bid":694.2,"bid_size":3.0,"ask":701.4,"ask_size":3.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.9479,"gamma":0.0003,"vega":3.8686,"theta":-0.0637,"rho":-16.9303,"theo":697.7325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":678.200012207031},{"option":"SPXW260515C07650000","bid":6.1,"bid_size":48.0,"ask":6.6,"ask_size":127.0,"iv":0.1199,"open_interest":126.0,"volume":0.0,"delta":0.041,"gamma":0.0002,"vega":3.2335,"theta":-0.197,"rho":0.6361,"theo":6.2283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":6.34,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":6.65000009536743},{"option":"SPXW260515P07650000","bid":741.5,"bid_size":2.0,"ask":748.9,"ask_size":2.0,"iv":0.1194,"open_interest":0.0,"volume":0.0,"delta":-0.959,"gamma":0.0002,"vega":3.2335,"theta":-0.0084,"rho":-17.219,"theo":745.2232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":724.950012207031},{"option":"SPXW260515C07700000","bid":4.6,"bid_size":66.0,"ask":5.0,"ask_size":137.0,"iv":0.12,"open_interest":253.0,"volume":1.0,"delta":0.0324,"gamma":0.0002,"vega":2.7032,"theta":-0.1625,"rho":0.5014,"theo":4.7574,"change":0.9,"open":5.75,"high":5.75,"low":5.75,"tick":"up","last_trade_price":5.75,"last_trade_time":"2026-02-18T13:01:25","percent_change":18.5567,"prev_day_close":5.04999995231628},{"option":"SPXW260515P07700000","bid":789.5,"bid_size":2.0,"ask":797.2,"ask_size":2.0,"iv":0.1202,"open_interest":0.0,"volume":0.0,"delta":-0.9676,"gamma":0.0002,"vega":2.7032,"theta":0.0,"rho":-17.4702,"theo":793.2622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.75},{"option":"SPXW260515C07750000","bid":3.5,"bid_size":72.0,"ask":3.9,"ask_size":150.0,"iv":0.1206,"open_interest":24.0,"volume":0.0,"delta":0.0258,"gamma":0.0001,"vega":2.2638,"theta":-0.1347,"rho":0.3985,"theo":3.6784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.9,"last_trade_time":"2026-02-10T09:43:39","percent_change":0.0,"prev_day_close":3.89999997615814},{"option":"SPXW260515P07750000","bid":837.8,"bid_size":2.0,"ask":846.0,"ask_size":2.0,"iv":0.1215,"open_interest":0.0,"volume":0.0,"delta":-0.9743,"gamma":0.0001,"vega":2.2638,"theta":0.0,"rho":-17.6896,"theo":841.6931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":821.0},{"option":"SPXW260515C07800000","bid":2.75,"bid_size":67.0,"ask":3.1,"ask_size":178.0,"iv":0.1217,"open_interest":52.0,"volume":0.0,"delta":0.0207,"gamma":0.0001,"vega":1.9014,"theta":-0.1124,"rho":0.3189,"theo":2.8803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2.85,"last_trade_time":"2026-02-17T10:33:22","percent_change":0.0,"prev_day_close":3.07500004768372},{"option":"SPXW260515P07800000","bid":886.3,"bid_size":2.0,"ask":894.6,"ask_size":2.0,"iv":0.1217,"open_interest":0.0,"volume":0.0,"delta":-0.9794,"gamma":0.0001,"vega":1.9014,"theta":0.0,"rho":-17.8858,"theo":890.4048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":869.799987792969},{"option":"SPXW260515C07850000","bid":2.1,"bid_size":67.0,"ask":2.4,"ask_size":159.0,"iv":0.1224,"open_interest":5.0,"volume":0.0,"delta":0.0167,"gamma":0.0001,"vega":1.6026,"theta":-0.0943,"rho":0.2571,"theo":2.281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-05T14:09:08","percent_change":0.0,"prev_day_close":2.375},{"option":"SPXW260515P07850000","bid":935.3,"bid_size":2.0,"ask":943.3,"ask_size":2.0,"iv":0.1225,"open_interest":0.0,"volume":0.0,"delta":-0.9834,"gamma":0.0001,"vega":1.6026,"theta":0.0,"rho":-18.0642,"theo":939.3154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.650024414062},{"option":"SPXW260515C07900000","bid":1.65,"bid_size":67.0,"ask":1.95,"ask_size":167.0,"iv":0.1238,"open_interest":50.0,"volume":1.0,"delta":0.0136,"gamma":0.0001,"vega":1.3564,"theta":-0.0796,"rho":0.2087,"theo":1.8269,"change":0.075,"open":1.9,"high":1.9,"low":1.9,"tick":"down","last_trade_price":1.9,"last_trade_time":"2026-02-18T09:30:20","percent_change":4.10959,"prev_day_close":1.875},{"option":"SPXW260515P07900000","bid":983.6,"bid_size":2.0,"ask":992.7,"ask_size":2.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.9865,"gamma":0.0001,"vega":1.3564,"theta":0.0,"rho":-18.2292,"theo":988.3712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":967.850006103516},{"option":"SPXW260515C07950000","bid":1.3,"bid_size":67.0,"ask":1.6,"ask_size":175.0,"iv":0.1252,"open_interest":102.0,"volume":0.0,"delta":0.0111,"gamma":0.0001,"vega":1.1527,"theta":-0.0676,"rho":0.171,"theo":1.4784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3.2,"last_trade_time":"2026-02-09T15:33:06","percent_change":0.0,"prev_day_close":1.52499997615814},{"option":"SPXW260515P07950000","bid":1032.9,"bid_size":2.0,"ask":1042.0,"ask_size":2.0,"iv":0.1246,"open_interest":1.0,"volume":0.0,"delta":-0.989,"gamma":0.0001,"vega":1.1527,"theta":0.0,"rho":-18.3834,"theo":1037.5326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":975.54,"last_trade_time":"2026-02-06T14:14:40","percent_change":0.0,"prev_day_close":1016.60000610352},{"option":"SPXW260515C08000000","bid":1.0,"bid_size":228.0,"ask":1.3,"ask_size":183.0,"iv":0.1264,"open_interest":223.0,"volume":0.0,"delta":0.0092,"gamma":0.0001,"vega":0.9849,"theta":-0.0579,"rho":0.1408,"theo":1.2099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.5,"last_trade_time":"2026-02-06T15:59:37","percent_change":0.0,"prev_day_close":1.22500002384186},{"option":"SPXW260515P08000000","bid":1082.1,"bid_size":2.0,"ask":1091.3,"ask_size":2.0,"iv":0.1262,"open_interest":1.0,"volume":0.0,"delta":-0.9909,"gamma":0.0001,"vega":0.9849,"theta":0.0,"rho":-18.5302,"theo":1086.774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1065.84997558594},{"option":"SPXW260515C08100000","bid":0.65,"bid_size":32.0,"ask":0.95,"ask_size":99.0,"iv":0.1302,"open_interest":41.0,"volume":0.0,"delta":0.0065,"gamma":0.0,"vega":0.7326,"theta":-0.0434,"rho":0.0987,"theo":0.8395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.23,"last_trade_time":"2026-02-02T12:42:32","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260515P08100000","bid":1180.0,"bid_size":1.0,"ask":1191.1,"ask_size":1.0,"iv":0.133,"open_interest":0.0,"volume":0.0,"delta":-0.9936,"gamma":0.0,"vega":0.7326,"theta":0.0,"rho":-18.8054,"theo":1185.4234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1165.44995117188},{"option":"SPXW260515C08200000","bid":0.45,"bid_size":35.0,"ask":0.7,"ask_size":67.0,"iv":0.1342,"open_interest":41.0,"volume":0.0,"delta":0.0047,"gamma":0.0,"vega":0.5621,"theta":-0.0339,"rho":0.0722,"theo":0.6141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.15,"last_trade_time":"2026-02-10T13:15:24","percent_change":0.0,"prev_day_close":0.574999988079071},{"option":"SPXW260515P08200000","bid":1278.8,"bid_size":1.0,"ask":1290.3,"ask_size":2.0,"iv":0.1416,"open_interest":0.0,"volume":0.0,"delta":-0.9953,"gamma":0.0,"vega":0.5621,"theta":0.0,"rho":-19.065,"theo":1284.2177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1264.34997558594},{"option":"SPXW260515C08300000","bid":0.3,"bid_size":123.0,"ask":0.6,"ask_size":105.0,"iv":0.1391,"open_interest":101.0,"volume":0.0,"delta":0.0036,"gamma":0.0,"vega":0.4463,"theta":-0.0275,"rho":0.0551,"theo":0.4737,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.15,"last_trade_time":"2026-02-02T12:43:48","percent_change":0.0,"prev_day_close":0.450000017881393},{"option":"SPXW260515P08300000","bid":1377.7,"bid_size":1.0,"ask":1389.2,"ask_size":1.0,"iv":0.1481,"open_interest":0.0,"volume":0.0,"delta":-0.9964,"gamma":0.0,"vega":0.4463,"theta":0.0,"rho":-19.3152,"theo":1383.0971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1363.45001220703},{"option":"SPXW260515C08400000","bid":0.25,"bid_size":41.0,"ask":0.5,"ask_size":43.0,"iv":0.1446,"open_interest":13.0,"volume":0.0,"delta":0.0029,"gamma":0.0,"vega":0.3666,"theta":-0.0233,"rho":0.044,"theo":0.3842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1.1,"last_trade_time":"2026-01-16T12:54:17","percent_change":0.0,"prev_day_close":0.375},{"option":"SPXW260515P08400000","bid":1476.5,"bid_size":1.0,"ask":1488.1,"ask_size":1.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":-0.9972,"gamma":0.0,"vega":0.3663,"theta":0.0,"rho":-19.5594,"theo":1482.027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1463.70001220703},{"option":"SPXW260515C08500000","bid":0.2,"bid_size":46.0,"ask":0.45,"ask_size":114.0,"iv":0.1504,"open_interest":1.0,"volume":0.0,"delta":0.0024,"gamma":0.0,"vega":0.3089,"theta":-0.0203,"rho":0.0364,"theo":0.3232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.5,"last_trade_time":"2026-02-17T10:00:15","percent_change":0.0,"prev_day_close":0.324999995529652},{"option":"SPXW260515P08500000","bid":1575.5,"bid_size":1.0,"ask":1587.1,"ask_size":1.0,"iv":0.1651,"open_interest":0.0,"volume":0.0,"delta":-0.9977,"gamma":0.0,"vega":0.3089,"theta":0.0,"rho":-19.8002,"theo":1580.986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1562.20001220703},{"option":"SPXW260515C08600000","bid":0.15,"bid_size":51.0,"ask":0.4,"ask_size":113.0,"iv":0.1555,"open_interest":4.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.2661,"theta":-0.018,"rho":0.0307,"theo":0.2794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.44,"last_trade_time":"2026-02-03T10:40:06","percent_change":0.0,"prev_day_close":0.275000005960464},{"option":"SPXW260515P08600000","bid":1674.5,"bid_size":1.0,"ask":1685.8,"ask_size":1.0,"iv":0.1693,"open_interest":0.0,"volume":0.0,"delta":-0.998,"gamma":0.0,"vega":0.266,"theta":0.0,"rho":-20.039,"theo":1679.9626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1660.90002441406},{"option":"SPXW260515C08800000","bid":0.1,"bid_size":54.0,"ask":0.35,"ask_size":126.0,"iv":0.1672,"open_interest":2.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.2056,"theta":-0.0149,"rho":0.0232,"theo":0.2206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.4,"last_trade_time":"2026-01-29T10:06:41","percent_change":0.0,"prev_day_close":0.224999997764826},{"option":"SPXW260515P08800000","bid":1872.7,"bid_size":1.0,"ask":1884.2,"ask_size":1.0,"iv":0.1865,"open_interest":0.0,"volume":0.0,"delta":-0.9985,"gamma":0.0,"vega":0.2055,"theta":0.0,"rho":-20.5127,"theo":1877.943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1859.0},{"option":"SPXW260515C09000000","bid":0.05,"bid_size":65.0,"ask":0.3,"ask_size":124.0,"iv":0.1775,"open_interest":30.0,"volume":0.0,"delta":0.0012,"gamma":0.0,"vega":0.1634,"theta":-0.0127,"rho":0.018,"theo":0.1797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-17T10:36:16","percent_change":0.0,"prev_day_close":0.175000000745058},{"option":"SPXW260515P09000000","bid":2070.6,"bid_size":1.0,"ask":2082.2,"ask_size":1.0,"iv":0.2047,"open_interest":0.0,"volume":0.0,"delta":-0.9989,"gamma":0.0,"vega":0.1634,"theta":0.0,"rho":-20.9841,"theo":2075.9416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2056.09997558594},{"option":"SPXW260515C09200000","bid":0.05,"bid_size":50.0,"ask":0.25,"ask_size":118.0,"iv":0.1886,"open_interest":0.0,"volume":0.0,"delta":0.001,"gamma":0.0,"vega":0.132,"theta":-0.0108,"rho":0.0143,"theo":0.1484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260515P09200000","bid":2268.8,"bid_size":1.0,"ask":2279.9,"ask_size":1.0,"iv":0.2108,"open_interest":0.0,"volume":0.0,"delta":-0.9991,"gamma":0.0,"vega":0.132,"theta":0.0,"rho":-21.4541,"theo":2273.9498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2254.30004882812},{"option":"SPXW260515C09600000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":55.0,"iv":0.2074,"open_interest":13.0,"volume":0.0,"delta":0.0006,"gamma":0.0,"vega":0.0887,"theta":-0.008,"rho":0.0093,"theo":0.1033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-04T11:20:47","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260515P09600000","bid":2664.8,"bid_size":1.0,"ask":2676.4,"ask_size":1.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.0883,"theta":0.0,"rho":-22.3916,"theo":2669.9832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2651.25},{"option":"SPXW260515C10000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":149.0,"iv":0.2308,"open_interest":39.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0607,"theta":-0.006,"rho":0.0062,"theo":0.0725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.1,"last_trade_time":"2026-01-14T13:46:12","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260515P10000000","bid":3060.9,"bid_size":1.0,"ask":3072.2,"ask_size":1.0,"iv":0.2738,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.0604,"theta":0.0,"rho":-23.3272,"theo":3066.0315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3046.5},{"option":"SPXW260515C10400000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":61.0,"iv":0.2481,"open_interest":176.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0423,"theta":-0.0045,"rho":0.0042,"theo":0.0513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-09T14:27:52","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260515P10400000","bid":3457.2,"bid_size":1.0,"ask":3468.7,"ask_size":1.0,"iv":0.3034,"open_interest":0.0,"volume":0.0,"delta":-0.9998,"gamma":0.0,"vega":0.0421,"theta":0.0,"rho":-24.2616,"theo":3462.0894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3442.60009765625},{"option":"SPXW260515C10800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":85.0,"iv":0.2692,"open_interest":12.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0297,"theta":-0.0033,"rho":0.0029,"theo":0.0364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-06T11:56:22","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260515P10800000","bid":3853.2,"bid_size":1.0,"ask":3864.8,"ask_size":1.0,"iv":0.3334,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.0296,"theta":0.0,"rho":-25.1954,"theo":3858.1537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3838.70007324219},{"option":"SPXW260515C11200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":100.0,"iv":0.2891,"open_interest":5.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0215,"theta":-0.0025,"rho":0.002,"theo":0.0267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-01-09T15:45:11","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260515P11200000","bid":4249.5,"bid_size":1.0,"ask":4261.0,"ask_size":1.0,"iv":0.3564,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0211,"theta":0.0,"rho":-26.1288,"theo":4254.2224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4234.80004882812},{"option":"SPXW260515C11600000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":66.0,"iv":0.3003,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0155,"theta":-0.0019,"rho":0.0014,"theo":0.0192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260515P11600000","bid":4645.5,"bid_size":1.0,"ask":4657.1,"ask_size":1.0,"iv":0.3845,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0151,"theta":0.0,"rho":-27.0619,"theo":4650.2941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4630.14990234375},{"option":"SPXW260515C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":67.0,"iv":0.3184,"open_interest":1.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0112,"theta":-0.0014,"rho":0.001,"theo":0.0139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.1,"last_trade_time":"2026-01-29T11:37:17","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260515P12000000","bid":5041.8,"bid_size":1.0,"ask":5053.3,"ask_size":1.0,"iv":0.4056,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0109,"theta":0.0,"rho":-27.9948,"theo":5046.3679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5026.75},{"option":"SPXW260515C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":80.0,"iv":0.3358,"open_interest":1.0,"volume":0.0,"delta":0.0,"gamma":0.0,"vega":0.0082,"theta":-0.0011,"rho":0.0007,"theo":0.0101,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.05,"last_trade_time":"2026-02-06T12:46:28","percent_change":0.0,"prev_day_close":0.0500000007450581},{"option":"SPXW260515P12400000","bid":5438.0,"bid_size":1.0,"ask":5449.5,"ask_size":1.0,"iv":0.4306,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.008,"theta":0.0,"rho":-28.9275,"theo":5442.4433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5423.09985351562},{"option":"SPXW260529C02800000","bid":4062.1,"bid_size":1.0,"ask":4073.7,"ask_size":1.0,"iv":0.6931,"open_interest":0.0,"volume":0.0,"delta":0.9971,"gamma":0.0,"vega":0.336,"theta":0.0,"rho":7.548,"theo":4066.8633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4144.13,"last_trade_time":"2026-01-30T15:11:06","percent_change":0.0,"prev_day_close":4088.59997558594},{"option":"SPXW260529P02800000","bid":2.15,"bid_size":87.0,"ask":2.45,"ask_size":226.0,"iv":0.6728,"open_interest":95.0,"volume":7.0,"delta":-0.0031,"gamma":0.0,"vega":0.3356,"theta":-0.1063,"rho":-0.0615,"theo":2.3316,"change":-0.23,"open":2.0,"high":2.0,"low":1.97,"tick":"down","last_trade_price":1.97,"last_trade_time":"2026-02-18T10:44:47","percent_change":-10.4545,"prev_day_close":2.125},{"option":"SPXW260529C03000000","bid":3864.9,"bid_size":1.0,"ask":3876.5,"ask_size":1.0,"iv":0.6555,"open_interest":0.0,"volume":0.0,"delta":0.9963,"gamma":0.0,"vega":0.4179,"theta":0.0,"rho":8.0726,"theo":3869.6659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3891.0},{"option":"SPXW260529P03000000","bid":2.75,"bid_size":60.0,"ask":3.0,"ask_size":191.0,"iv":0.64,"open_interest":180.0,"volume":104.0,"delta":-0.0039,"gamma":0.0,"vega":0.4174,"theta":-0.1254,"rho":-0.0781,"theo":2.8682,"change":-0.295,"open":2.46,"high":2.49,"low":2.44,"tick":"no_change","last_trade_price":2.48,"last_trade_time":"2026-02-18T10:42:49","percent_change":-10.6306,"prev_day_close":2.69999992847443},{"option":"SPXW260529C03200000","bid":3667.9,"bid_size":1.0,"ask":3679.4,"ask_size":1.0,"iv":0.6202,"open_interest":0.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.519,"theta":0.0,"rho":8.5926,"theo":3672.6176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3694.0},{"option":"SPXW260529P03200000","bid":3.4,"bid_size":94.0,"ask":3.8,"ask_size":218.0,"iv":0.609,"open_interest":111.0,"volume":4.0,"delta":-0.005,"gamma":0.0,"vega":0.519,"theta":-0.1487,"rho":-0.0995,"theo":3.5584,"change":0.46,"open":3.91,"high":3.91,"low":3.91,"tick":"up","last_trade_price":3.91,"last_trade_time":"2026-02-18T14:36:20","percent_change":13.3333,"prev_day_close":3.35000002384186},{"option":"SPXW260529C03400000","bid":3470.9,"bid_size":1.0,"ask":3482.1,"ask_size":1.0,"iv":0.5881,"open_interest":0.0,"volume":0.0,"delta":0.9939,"gamma":0.0,"vega":0.645,"theta":0.0,"rho":9.1068,"theo":3475.7332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3497.09997558594},{"option":"SPXW260529P03400000","bid":4.3,"bid_size":59.0,"ask":4.6,"ask_size":174.0,"iv":0.5792,"open_interest":72.0,"volume":6.0,"delta":-0.0063,"gamma":0.0,"vega":0.6449,"theta":-0.1758,"rho":-0.1266,"theo":4.4086,"change":0.46,"open":4.11,"high":4.71,"low":4.11,"tick":"up","last_trade_price":4.71,"last_trade_time":"2026-02-18T14:36:20","percent_change":10.8235,"prev_day_close":4.15000009536743},{"option":"SPXW260529C03600000","bid":3274.1,"bid_size":3.0,"ask":3285.7,"ask_size":1.0,"iv":0.5586,"open_interest":0.0,"volume":0.0,"delta":0.9922,"gamma":0.0,"vega":0.7955,"theta":0.0,"rho":9.6143,"theo":3279.0303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3300.09997558594},{"option":"SPXW260529P03600000","bid":5.3,"bid_size":58.0,"ask":5.6,"ask_size":166.0,"iv":0.5503,"open_interest":150.0,"volume":17.0,"delta":-0.008,"gamma":0.0,"vega":0.7951,"theta":-0.2066,"rho":-0.1604,"theo":5.4393,"change":-0.45,"open":5.12,"high":5.12,"low":4.79,"tick":"down","last_trade_price":4.8,"last_trade_time":"2026-02-18T11:32:17","percent_change":-8.57143,"prev_day_close":5.04999995231628},{"option":"SPXW260529C03800000","bid":3077.6,"bid_size":1.0,"ask":3088.8,"ask_size":1.0,"iv":0.528,"open_interest":0.0,"volume":0.0,"delta":0.9901,"gamma":0.0,"vega":0.9746,"theta":0.0,"rho":10.1145,"theo":3082.5197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3103.69995117188},{"option":"SPXW260529P03800000","bid":6.5,"bid_size":57.0,"ask":6.9,"ask_size":180.0,"iv":0.5228,"open_interest":57.0,"volume":53.0,"delta":-0.0101,"gamma":0.0,"vega":0.9744,"theta":-0.2408,"rho":-0.2015,"theo":6.6651,"change":-0.59,"open":6.4,"high":6.4,"low":5.81,"tick":"no_change","last_trade_price":5.86,"last_trade_time":"2026-02-18T10:42:49","percent_change":-9.14729,"prev_day_close":6.25},{"option":"SPXW260529C04000000","bid":2881.7,"bid_size":2.0,"ask":2892.4,"ask_size":1.0,"iv":0.5023,"open_interest":0.0,"volume":0.0,"delta":0.9876,"gamma":0.0,"vega":1.1863,"theta":0.0,"rho":10.6049,"theo":2886.2215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2907.5},{"option":"SPXW260529P04000000","bid":8.0,"bid_size":56.0,"ask":8.3,"ask_size":170.0,"iv":0.4956,"open_interest":241.0,"volume":0.0,"delta":-0.0126,"gamma":0.0,"vega":1.1863,"theta":-0.2781,"rho":-0.2524,"theo":8.1031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":8.92,"last_trade_time":"2026-02-13T16:10:27","percent_change":0.0,"prev_day_close":7.54999995231628},{"option":"SPXW260529C04200000","bid":2685.8,"bid_size":3.0,"ask":2696.3,"ask_size":2.0,"iv":0.4748,"open_interest":1.0,"volume":0.0,"delta":0.9845,"gamma":0.0,"vega":1.4317,"theta":0.0,"rho":11.0855,"theo":2690.1598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2649.37,"last_trade_time":"2025-12-16T12:32:27","percent_change":0.0,"prev_day_close":2710.89990234375},{"option":"SPXW260529P04200000","bid":9.6,"bid_size":54.0,"ask":10.0,"ask_size":161.0,"iv":0.4687,"open_interest":74.0,"volume":0.0,"delta":-0.0157,"gamma":0.0,"vega":1.4312,"theta":-0.3183,"rho":-0.313,"theo":9.7735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.55,"last_trade_time":"2026-02-17T15:32:09","percent_change":0.0,"prev_day_close":9.19999980926514},{"option":"SPXW260529C04300000","bid":2588.1,"bid_size":3.0,"ask":2598.4,"ask_size":2.0,"iv":0.4618,"open_interest":0.0,"volume":0.0,"delta":0.9827,"gamma":0.0,"vega":1.5721,"theta":0.0,"rho":11.3206,"theo":2592.2295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2612.95007324219},{"option":"SPXW260529P04300000","bid":10.6,"bid_size":54.0,"ask":10.9,"ask_size":103.0,"iv":0.4555,"open_interest":120.0,"volume":0.0,"delta":-0.0174,"gamma":0.0,"vega":1.5721,"theta":-0.3397,"rho":-0.3487,"theo":10.714,"change":-0.3,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":9.9,"last_trade_time":"2026-02-17T14:40:15","percent_change":-2.9703,"prev_day_close":10.0999999046326},{"option":"SPXW260529C04400000","bid":2490.2,"bid_size":3.0,"ask":2500.5,"ask_size":2.0,"iv":0.4478,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0,"vega":1.7237,"theta":0.0,"rho":11.5516,"theo":2494.378,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2514.90002441406},{"option":"SPXW260529P04400000","bid":11.6,"bid_size":53.0,"ask":12.0,"ask_size":164.0,"iv":0.4425,"open_interest":157.0,"volume":0.0,"delta":-0.0194,"gamma":0.0,"vega":1.7234,"theta":-0.3617,"rho":-0.3882,"theo":11.7281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":12.34,"last_trade_time":"2026-02-17T11:32:03","percent_change":0.0,"prev_day_close":11.0499997138977},{"option":"SPXW260529C04500000","bid":2392.5,"bid_size":3.0,"ask":2403.1,"ask_size":2.0,"iv":0.4343,"open_interest":0.0,"volume":0.0,"delta":0.9786,"gamma":0.0,"vega":1.8861,"theta":0.0,"rho":11.7788,"theo":2396.6156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2417.34997558594},{"option":"SPXW260529P04500000","bid":12.7,"bid_size":51.0,"ask":13.1,"ask_size":150.0,"iv":0.4294,"open_interest":91.0,"volume":24.0,"delta":-0.0216,"gamma":0.0,"vega":1.8858,"theta":-0.3847,"rho":-0.4316,"theo":12.833,"change":-1.12,"open":11.8,"high":11.8,"low":11.32,"tick":"up","last_trade_price":11.33,"last_trade_time":"2026-02-18T12:23:30","percent_change":-8.99599,"prev_day_close":12.1500000953674},{"option":"SPXW260529C04600000","bid":2294.9,"bid_size":3.0,"ask":2305.4,"ask_size":2.0,"iv":0.421,"open_interest":1.0,"volume":0.0,"delta":0.9761,"gamma":0.0,"vega":2.063,"theta":0.0,"rho":12.0017,"theo":2298.9536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2361.16,"last_trade_time":"2025-12-29T12:22:01","percent_change":0.0,"prev_day_close":2319.55004882812},{"option":"SPXW260529P04600000","bid":13.9,"bid_size":50.0,"ask":14.3,"ask_size":144.0,"iv":0.4164,"open_interest":79.0,"volume":0.0,"delta":-0.024,"gamma":0.0,"vega":2.0626,"theta":-0.4088,"rho":-0.4794,"theo":14.0383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.25,"last_trade_time":"2026-02-17T13:56:26","percent_change":0.0,"prev_day_close":13.25},{"option":"SPXW260529C04700000","bid":2197.4,"bid_size":3.0,"ask":2207.8,"ask_size":4.0,"iv":0.4078,"open_interest":1.0,"volume":0.0,"delta":0.9734,"gamma":0.0,"vega":2.259,"theta":0.0,"rho":12.2184,"theo":2201.4093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2169.25,"last_trade_time":"2026-02-13T15:37:51","percent_change":0.0,"prev_day_close":2221.75},{"option":"SPXW260529P04700000","bid":15.2,"bid_size":48.0,"ask":15.6,"ask_size":123.0,"iv":0.4035,"open_interest":229.0,"volume":62.0,"delta":-0.0268,"gamma":0.0,"vega":2.2585,"theta":-0.4339,"rho":-0.5333,"theo":15.3609,"change":-0.62,"open":14.25,"high":14.33,"low":13.57,"tick":"up","last_trade_price":14.33,"last_trade_time":"2026-02-18T14:24:38","percent_change":-4.14716,"prev_day_close":14.4500002861023},{"option":"SPXW260529C04800000","bid":2099.4,"bid_size":3.0,"ask":2109.4,"ask_size":3.0,"iv":0.3923,"open_interest":0.0,"volume":0.0,"delta":0.9703,"gamma":0.0,"vega":2.4748,"theta":-0.003,"rho":12.4276,"theo":2104.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2124.34997558594},{"option":"SPXW260529P04800000","bid":16.6,"bid_size":46.0,"ask":17.1,"ask_size":133.0,"iv":0.3907,"open_interest":219.0,"volume":0.0,"delta":-0.0299,"gamma":0.0,"vega":2.4748,"theta":-0.4606,"rho":-0.5949,"theo":16.83,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.09,"last_trade_time":"2026-02-17T13:59:22","percent_change":0.0,"prev_day_close":15.9000000953674},{"option":"SPXW260529C04900000","bid":2002.2,"bid_size":3.0,"ask":2012.7,"ask_size":4.0,"iv":0.3808,"open_interest":0.0,"volume":0.0,"delta":0.9669,"gamma":0.0,"vega":2.7089,"theta":-0.0529,"rho":12.6293,"theo":2006.7769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2026.79998779297},{"option":"SPXW260529P04900000","bid":18.2,"bid_size":44.0,"ask":18.7,"ask_size":114.0,"iv":0.3781,"open_interest":176.0,"volume":0.0,"delta":-0.0333,"gamma":0.0,"vega":2.7089,"theta":-0.4888,"rho":-0.6638,"theo":18.467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.8,"last_trade_time":"2026-02-17T13:44:02","percent_change":0.0,"prev_day_close":17.4000005722046},{"option":"SPXW260529C05000000","bid":1905.3,"bid_size":3.0,"ask":1915.6,"ask_size":3.0,"iv":0.3684,"open_interest":5000.0,"volume":0.0,"delta":0.9629,"gamma":0.0001,"vega":2.9667,"theta":-0.1048,"rho":12.8228,"theo":1909.749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1929.95001220703},{"option":"SPXW260529P05000000","bid":20.0,"bid_size":84.0,"ask":20.6,"ask_size":138.0,"iv":0.366,"open_interest":5341.0,"volume":4.0,"delta":-0.0373,"gamma":0.0001,"vega":2.9667,"theta":-0.519,"rho":-0.741,"theo":20.3067,"change":-0.15,"open":19.6,"high":19.6,"low":19.6,"tick":"down","last_trade_price":19.6,"last_trade_time":"2026-02-18T15:33:37","percent_change":-0.759494,"prev_day_close":19.0999994277954},{"option":"SPXW260529C05100000","bid":1808.5,"bid_size":3.0,"ask":1817.9,"ask_size":3.0,"iv":0.3547,"open_interest":0.0,"volume":0.0,"delta":0.9584,"gamma":0.0001,"vega":3.257,"theta":-0.1589,"rho":13.0043,"theo":1812.9653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1832.90002441406},{"option":"SPXW260529P05100000","bid":22.1,"bid_size":82.0,"ask":22.7,"ask_size":131.0,"iv":0.354,"open_interest":3229.0,"volume":0.0,"delta":-0.0418,"gamma":0.0001,"vega":3.257,"theta":-0.5514,"rho":-0.8302,"theo":22.3906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.58,"last_trade_time":"2026-02-17T11:32:03","percent_change":0.0,"prev_day_close":21.0999994277954},{"option":"SPXW260529C05150000","bid":1760.2,"bid_size":3.0,"ask":1769.8,"ask_size":3.0,"iv":0.349,"open_interest":0.0,"volume":0.0,"delta":0.9559,"gamma":0.0001,"vega":3.4147,"theta":-0.1868,"rho":13.0895,"theo":1764.6821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1784.64996337891},{"option":"SPXW260529P05150000","bid":23.3,"bid_size":37.0,"ask":23.8,"ask_size":96.0,"iv":0.3481,"open_interest":38.0,"volume":0.0,"delta":-0.0443,"gamma":0.0001,"vega":3.4147,"theta":-0.5686,"rho":-0.8802,"theo":23.5412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":23.2,"last_trade_time":"2026-02-17T15:32:09","percent_change":0.0,"prev_day_close":22.1499996185303},{"option":"SPXW260529C05200000","bid":1712.1,"bid_size":3.0,"ask":1722.0,"ask_size":3.0,"iv":0.3439,"open_interest":0.0,"volume":0.0,"delta":0.9532,"gamma":0.0001,"vega":3.5798,"theta":-0.2155,"rho":13.1712,"theo":1716.4817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1736.34997558594},{"option":"SPXW260529P05200000","bid":24.5,"bid_size":36.0,"ask":25.1,"ask_size":91.0,"iv":0.3423,"open_interest":196.0,"volume":10.0,"delta":-0.047,"gamma":0.0001,"vega":3.5798,"theta":-0.5864,"rho":-0.9339,"theo":24.7746,"change":-0.3,"open":21.95,"high":23.9,"low":21.95,"tick":"up","last_trade_price":23.9,"last_trade_time":"2026-02-18T15:30:59","percent_change":-1.23967,"prev_day_close":23.3000001907349},{"option":"SPXW260529C05250000","bid":1664.0,"bid_size":3.0,"ask":1673.2,"ask_size":3.0,"iv":0.3371,"open_interest":0.0,"volume":0.0,"delta":0.9504,"gamma":0.0001,"vega":3.7521,"theta":-0.2449,"rho":13.2493,"theo":1668.3713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1688.09997558594},{"option":"SPXW260529P05250000","bid":25.8,"bid_size":46.0,"ask":26.4,"ask_size":86.0,"iv":0.3365,"open_interest":444.0,"volume":12.0,"delta":-0.0498,"gamma":0.0001,"vega":3.7521,"theta":-0.605,"rho":-0.9911,"theo":26.098,"change":-2.75,"open":24.1,"high":24.1,"low":22.75,"tick":"no_change","last_trade_price":22.75,"last_trade_time":"2026-02-18T12:50:45","percent_change":-10.7843,"prev_day_close":24.5499992370605},{"option":"SPXW260529C05300000","bid":1616.0,"bid_size":3.0,"ask":1625.1,"ask_size":3.0,"iv":0.3313,"open_interest":0.0,"volume":0.0,"delta":0.9473,"gamma":0.0001,"vega":3.9334,"theta":-0.275,"rho":13.3238,"theo":1620.3585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1639.90002441406},{"option":"SPXW260529P05300000","bid":27.3,"bid_size":33.0,"ask":27.9,"ask_size":82.0,"iv":0.331,"open_interest":151.0,"volume":1.0,"delta":-0.0529,"gamma":0.0001,"vega":3.9334,"theta":-0.6242,"rho":-1.0519,"theo":27.519,"change":-2.01,"open":24.89,"high":24.89,"low":24.89,"tick":"down","last_trade_price":24.89,"last_trade_time":"2026-02-18T09:57:57","percent_change":-7.47212,"prev_day_close":25.8500003814697},{"option":"SPXW260529C05350000","bid":1568.1,"bid_size":3.0,"ask":1577.1,"ask_size":3.0,"iv":0.3255,"open_interest":0.0,"volume":0.0,"delta":0.9439,"gamma":0.0001,"vega":4.126,"theta":-0.3059,"rho":13.3939,"theo":1572.4517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1592.04998779297},{"option":"SPXW260529P05350000","bid":28.8,"bid_size":32.0,"ask":29.4,"ask_size":78.0,"iv":0.3253,"open_interest":178.0,"volume":2.0,"delta":-0.0563,"gamma":0.0001,"vega":4.126,"theta":-0.6443,"rho":-1.1172,"theo":29.046,"change":-1.58,"open":26.82,"high":26.82,"low":26.82,"tick":"down","last_trade_price":26.82,"last_trade_time":"2026-02-18T13:56:06","percent_change":-5.56338,"prev_day_close":27.3500003814697},{"option":"SPXW260529C05400000","bid":1520.5,"bid_size":3.0,"ask":1529.3,"ask_size":3.0,"iv":0.3202,"open_interest":0.0,"volume":0.0,"delta":0.9403,"gamma":0.0001,"vega":4.3315,"theta":-0.3376,"rho":13.4582,"theo":1524.6611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1544.09997558594},{"option":"SPXW260529P05400000","bid":30.4,"bid_size":42.0,"ask":31.1,"ask_size":74.0,"iv":0.3197,"open_interest":58.0,"volume":20.0,"delta":-0.0599,"gamma":0.0001,"vega":4.3315,"theta":-0.6651,"rho":-1.1882,"theo":30.6892,"change":-2.91,"open":27.14,"high":27.14,"low":27.14,"tick":"no_change","last_trade_price":27.14,"last_trade_time":"2026-02-18T10:04:33","percent_change":-9.68386,"prev_day_close":28.8500003814697},{"option":"SPXW260529C05425000","bid":1496.7,"bid_size":3.0,"ask":1505.4,"ask_size":3.0,"iv":0.3174,"open_interest":0.0,"volume":0.0,"delta":0.9384,"gamma":0.0001,"vega":4.439,"theta":-0.3537,"rho":13.488,"theo":1500.8131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1520.15002441406},{"option":"SPXW260529P05425000","bid":31.3,"bid_size":42.0,"ask":32.0,"ask_size":73.0,"iv":0.317,"open_interest":11.0,"volume":10.0,"delta":-0.0618,"gamma":0.0001,"vega":4.439,"theta":-0.6759,"rho":-1.2261,"theo":31.5581,"change":-1.4,"open":29.55,"high":29.55,"low":29.55,"tick":"up","last_trade_price":29.55,"last_trade_time":"2026-02-18T09:46:32","percent_change":-4.52343,"prev_day_close":29.6999998092651},{"option":"SPXW260529C05450000","bid":1472.9,"bid_size":3.0,"ask":1481.5,"ask_size":3.0,"iv":0.3146,"open_interest":22.0,"volume":0.0,"delta":0.9365,"gamma":0.0001,"vega":4.5495,"theta":-0.3701,"rho":13.5161,"theo":1476.9988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1520.0,"last_trade_time":"2025-12-02T10:03:34","percent_change":0.0,"prev_day_close":1496.34997558594},{"option":"SPXW260529P05450000","bid":32.2,"bid_size":42.0,"ask":32.9,"ask_size":71.0,"iv":0.3143,"open_interest":311.0,"volume":0.0,"delta":-0.0637,"gamma":0.0001,"vega":4.5495,"theta":-0.6868,"rho":-1.2656,"theo":32.4608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":34.78,"last_trade_time":"2026-02-13T10:28:42","percent_change":0.0,"prev_day_close":30.5499992370606},{"option":"SPXW260529C05475000","bid":1449.1,"bid_size":3.0,"ask":1457.7,"ask_size":3.0,"iv":0.3118,"open_interest":0.0,"volume":0.0,"delta":0.9344,"gamma":0.0001,"vega":4.6626,"theta":-0.3866,"rho":13.5426,"theo":1453.2198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1472.45001220703},{"option":"SPXW260529P05475000","bid":33.2,"bid_size":30.0,"ask":33.8,"ask_size":69.0,"iv":0.3116,"open_interest":0.0,"volume":0.0,"delta":-0.0658,"gamma":0.0001,"vega":4.6626,"theta":-0.6979,"rho":-1.3068,"theo":33.3986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":31.4500007629394},{"option":"SPXW260529C05500000","bid":1425.4,"bid_size":3.0,"ask":1434.1,"ask_size":3.0,"iv":0.3093,"open_interest":1.0,"volume":0.0,"delta":0.9323,"gamma":0.0001,"vega":4.778,"theta":-0.4034,"rho":13.5676,"theo":1429.4775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1473.9,"last_trade_time":"2025-12-31T14:42:32","percent_change":0.0,"prev_day_close":1448.70001220703},{"option":"SPXW260529P05500000","bid":34.1,"bid_size":40.0,"ask":34.8,"ask_size":68.0,"iv":0.3088,"open_interest":606.0,"volume":2.0,"delta":-0.0679,"gamma":0.0001,"vega":4.778,"theta":-0.7093,"rho":-1.3495,"theo":34.3732,"change":-3.62,"open":30.13,"high":30.13,"low":30.08,"tick":"down","last_trade_price":30.08,"last_trade_time":"2026-02-18T11:44:47","percent_change":-10.7418,"prev_day_close":32.3499984741211},{"option":"SPXW260529C05525000","bid":1401.7,"bid_size":3.0,"ask":1410.4,"ask_size":3.0,"iv":0.3066,"open_interest":0.0,"volume":0.0,"delta":0.9301,"gamma":0.0001,"vega":4.8957,"theta":-0.4204,"rho":13.5911,"theo":1405.7734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1424.75},{"option":"SPXW260529P05525000","bid":35.2,"bid_size":29.0,"ask":35.8,"ask_size":66.0,"iv":0.3062,"open_interest":1.0,"volume":0.0,"delta":-0.0701,"gamma":0.0001,"vega":4.8957,"theta":-0.7208,"rho":-1.3936,"theo":35.386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.62,"last_trade_time":"2026-02-03T10:16:47","percent_change":0.0,"prev_day_close":33.3499984741211},{"option":"SPXW260529C05550000","bid":1378.0,"bid_size":3.0,"ask":1386.6,"ask_size":3.0,"iv":0.3037,"open_interest":0.0,"volume":0.0,"delta":0.9278,"gamma":0.0001,"vega":5.0158,"theta":-0.4375,"rho":13.6133,"theo":1382.1087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1401.25},{"option":"SPXW260529P05550000","bid":36.2,"bid_size":29.0,"ask":36.9,"ask_size":64.0,"iv":0.3036,"open_interest":250.0,"volume":1.0,"delta":-0.0724,"gamma":0.0001,"vega":5.0158,"theta":-0.7325,"rho":-1.4391,"theo":36.4382,"change":-3.82,"open":31.93,"high":31.93,"low":31.93,"tick":"down","last_trade_price":31.93,"last_trade_time":"2026-02-18T11:44:47","percent_change":-10.6853,"prev_day_close":34.2999992370606},{"option":"SPXW260529C05575000","bid":1354.5,"bid_size":3.0,"ask":1362.9,"ask_size":3.0,"iv":0.3011,"open_interest":0.0,"volume":0.0,"delta":0.9254,"gamma":0.0001,"vega":5.1387,"theta":-0.4549,"rho":13.634,"theo":1358.4847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1377.25},{"option":"SPXW260529P05575000","bid":37.3,"bid_size":28.0,"ask":38.0,"ask_size":62.0,"iv":0.3009,"open_interest":3.0,"volume":0.0,"delta":-0.0748,"gamma":0.0001,"vega":5.1387,"theta":-0.7445,"rho":-1.486,"theo":37.5311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.15,"last_trade_time":"2026-02-12T11:02:02","percent_change":0.0,"prev_day_close":35.3499984741211},{"option":"SPXW260529C05600000","bid":1330.9,"bid_size":3.0,"ask":1339.4,"ask_size":3.0,"iv":0.2985,"open_interest":0.0,"volume":0.0,"delta":0.923,"gamma":0.0001,"vega":5.2649,"theta":-0.4724,"rho":13.6532,"theo":1334.9029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1353.95001220703},{"option":"SPXW260529P05600000","bid":38.5,"bid_size":28.0,"ask":39.1,"ask_size":61.0,"iv":0.2983,"open_interest":69.0,"volume":1.0,"delta":-0.0772,"gamma":0.0001,"vega":5.2649,"theta":-0.7566,"rho":-1.5345,"theo":38.6662,"change":-4.07,"open":33.88,"high":33.88,"low":33.88,"tick":"down","last_trade_price":33.88,"last_trade_time":"2026-02-18T11:44:28","percent_change":-10.7246,"prev_day_close":36.3999996185303},{"option":"SPXW260529C05625000","bid":1307.3,"bid_size":3.0,"ask":1315.8,"ask_size":3.0,"iv":0.2958,"open_interest":1.0,"volume":0.0,"delta":0.9204,"gamma":0.0001,"vega":5.3949,"theta":-0.4902,"rho":13.6704,"theo":1311.3647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1330.79,"last_trade_time":"2025-12-15T15:42:14","percent_change":0.0,"prev_day_close":1330.09997558594},{"option":"SPXW260529P05625000","bid":39.6,"bid_size":27.0,"ask":40.3,"ask_size":59.0,"iv":0.2956,"open_interest":22.0,"volume":0.0,"delta":-0.0798,"gamma":0.0001,"vega":5.3949,"theta":-0.7689,"rho":-1.5849,"theo":39.845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":47.42,"last_trade_time":"2026-02-17T10:15:43","percent_change":0.0,"prev_day_close":37.5},{"option":"SPXW260529C05650000","bid":1283.9,"bid_size":3.0,"ask":1292.3,"ask_size":3.0,"iv":0.2932,"open_interest":1.0,"volume":0.0,"delta":0.9177,"gamma":0.0001,"vega":5.5291,"theta":-0.5081,"rho":13.6855,"theo":1287.8721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1362.73,"last_trade_time":"2025-12-30T15:52:39","percent_change":0.0,"prev_day_close":1306.54998779297},{"option":"SPXW260529P05650000","bid":40.7,"bid_size":31.0,"ask":41.6,"ask_size":52.0,"iv":0.2929,"open_interest":327.0,"volume":7.0,"delta":-0.0825,"gamma":0.0001,"vega":5.5291,"theta":-0.7814,"rho":-1.6375,"theo":41.0692,"change":-4.6,"open":35.7,"high":35.7,"low":35.7,"tick":"no_change","last_trade_price":35.7,"last_trade_time":"2026-02-18T12:48:16","percent_change":-11.4144,"prev_day_close":38.7000007629394},{"option":"SPXW260529C05675000","bid":1260.4,"bid_size":3.0,"ask":1268.7,"ask_size":3.0,"iv":0.2904,"open_interest":0.0,"volume":0.0,"delta":0.915,"gamma":0.0001,"vega":5.6675,"theta":-0.5262,"rho":13.6982,"theo":1264.427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1283.20001220703},{"option":"SPXW260529P05675000","bid":42.0,"bid_size":21.0,"ask":42.9,"ask_size":61.0,"iv":0.2904,"open_interest":503.0,"volume":2.0,"delta":-0.0853,"gamma":0.0001,"vega":5.6675,"theta":-0.7941,"rho":-1.6925,"theo":42.341,"change":-5.18,"open":36.42,"high":36.42,"low":36.42,"tick":"down","last_trade_price":36.42,"last_trade_time":"2026-02-18T11:04:49","percent_change":-12.4519,"prev_day_close":39.9500007629394},{"option":"SPXW260529C05700000","bid":1237.1,"bid_size":3.0,"ask":1245.4,"ask_size":3.0,"iv":0.288,"open_interest":0.0,"volume":0.0,"delta":0.9121,"gamma":0.0002,"vega":5.8098,"theta":-0.5445,"rho":13.7083,"theo":1241.0316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1259.80004882812},{"option":"SPXW260529P05700000","bid":43.3,"bid_size":29.0,"ask":44.2,"ask_size":49.0,"iv":0.2878,"open_interest":367.0,"volume":7.0,"delta":-0.0881,"gamma":0.0002,"vega":5.8098,"theta":-0.807,"rho":-1.75,"theo":43.6626,"change":-5.05,"open":37.9,"high":37.9,"low":37.9,"tick":"no_change","last_trade_price":37.9,"last_trade_time":"2026-02-18T12:48:16","percent_change":-11.7579,"prev_day_close":41.2000007629394},{"option":"SPXW260529C05725000","bid":1213.8,"bid_size":3.0,"ask":1222.1,"ask_size":3.0,"iv":0.2855,"open_interest":0.0,"volume":0.0,"delta":0.9091,"gamma":0.0002,"vega":5.9556,"theta":-0.5629,"rho":13.7158,"theo":1217.6883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1236.40002441406},{"option":"SPXW260529P05725000","bid":44.7,"bid_size":20.0,"ask":45.6,"ask_size":58.0,"iv":0.2852,"open_interest":23.0,"volume":0.0,"delta":-0.0911,"gamma":0.0002,"vega":5.9556,"theta":-0.82,"rho":-1.8102,"theo":45.0362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.62,"last_trade_time":"2026-02-17T10:15:43","percent_change":0.0,"prev_day_close":42.4500007629394},{"option":"SPXW260529C05750000","bid":1190.4,"bid_size":3.0,"ask":1198.6,"ask_size":3.0,"iv":0.2826,"open_interest":0.0,"volume":0.0,"delta":0.906,"gamma":0.0002,"vega":6.1041,"theta":-0.5814,"rho":13.7209,"theo":1194.3992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1213.0},{"option":"SPXW260529P05750000","bid":46.1,"bid_size":19.0,"ask":47.0,"ask_size":55.0,"iv":0.2826,"open_interest":430.0,"volume":3.0,"delta":-0.0942,"gamma":0.0002,"vega":6.1041,"theta":-0.8331,"rho":-1.8727,"theo":46.464,"change":-5.33,"open":40.32,"high":40.32,"low":40.32,"tick":"no_change","last_trade_price":40.32,"last_trade_time":"2026-02-18T10:42:08","percent_change":-11.6758,"prev_day_close":43.7999992370606},{"option":"SPXW260529C05775000","bid":1167.3,"bid_size":3.0,"ask":1175.5,"ask_size":3.0,"iv":0.2803,"open_interest":0.0,"volume":0.0,"delta":0.9028,"gamma":0.0002,"vega":6.2549,"theta":-0.6002,"rho":13.7238,"theo":1171.1662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1189.64996337891},{"option":"SPXW260529P05775000","bid":47.5,"bid_size":54.0,"ask":48.5,"ask_size":45.0,"iv":0.28,"open_interest":30.0,"volume":0.0,"delta":-0.0974,"gamma":0.0002,"vega":6.2549,"theta":-0.8464,"rho":-1.9375,"theo":47.9478,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.19,"last_trade_time":"2026-02-13T11:28:55","percent_change":0.0,"prev_day_close":45.2000007629394},{"option":"SPXW260529C05800000","bid":1144.1,"bid_size":3.0,"ask":1152.1,"ask_size":3.0,"iv":0.2776,"open_interest":0.0,"volume":0.0,"delta":0.8994,"gamma":0.0002,"vega":6.408,"theta":-0.619,"rho":13.7247,"theo":1147.9909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1230.43,"last_trade_time":"2026-01-30T15:11:06","percent_change":0.0,"prev_day_close":1166.20001220703},{"option":"SPXW260529P05800000","bid":49.1,"bid_size":33.0,"ask":50.0,"ask_size":67.0,"iv":0.2775,"open_interest":1310.0,"volume":7.0,"delta":-0.1008,"gamma":0.0002,"vega":6.408,"theta":-0.8598,"rho":-2.0042,"theo":49.4894,"change":-3.47,"open":43.82,"high":48.39,"low":42.75,"tick":"down","last_trade_price":45.23,"last_trade_time":"2026-02-18T15:54:29","percent_change":-7.12526,"prev_day_close":46.5499992370606},{"option":"SPXW260529C05825000","bid":1121.0,"bid_size":3.0,"ask":1129.1,"ask_size":3.0,"iv":0.2751,"open_interest":0.0,"volume":0.0,"delta":0.896,"gamma":0.0002,"vega":6.5637,"theta":-0.638,"rho":13.7237,"theo":1124.8749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1143.0},{"option":"SPXW260529P05825000","bid":50.7,"bid_size":18.0,"ask":51.6,"ask_size":33.0,"iv":0.2749,"open_interest":37.0,"volume":0.0,"delta":-0.1042,"gamma":0.0002,"vega":6.5637,"theta":-0.8734,"rho":-2.073,"theo":51.0903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":43.9,"last_trade_time":"2026-02-02T10:20:46","percent_change":0.0,"prev_day_close":48.1000003814697},{"option":"SPXW260529C05850000","bid":1097.8,"bid_size":3.0,"ask":1105.8,"ask_size":3.0,"iv":0.2723,"open_interest":0.0,"volume":0.0,"delta":0.8923,"gamma":0.0002,"vega":6.7228,"theta":-0.657,"rho":13.7204,"theo":1101.8197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1120.0},{"option":"SPXW260529P05850000","bid":52.3,"bid_size":49.0,"ask":53.3,"ask_size":40.0,"iv":0.2724,"open_interest":25.0,"volume":3.0,"delta":-0.1078,"gamma":0.0002,"vega":6.7228,"theta":-0.887,"rho":-2.1439,"theo":52.752,"change":-6.18,"open":45.72,"high":45.72,"low":45.72,"tick":"no_change","last_trade_price":45.72,"last_trade_time":"2026-02-18T10:42:08","percent_change":-11.9075,"prev_day_close":49.7000007629394},{"option":"SPXW260529C05875000","bid":1075.1,"bid_size":3.0,"ask":1083.5,"ask_size":3.0,"iv":0.2705,"open_interest":0.0,"volume":0.0,"delta":0.8886,"gamma":0.0002,"vega":6.886,"theta":-0.6762,"rho":13.7144,"theo":1078.8273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1096.70001220703},{"option":"SPXW260529P05875000","bid":54.1,"bid_size":8.0,"ask":55.0,"ask_size":48.0,"iv":0.2699,"open_interest":215.0,"volume":0.0,"delta":-0.1116,"gamma":0.0002,"vega":6.886,"theta":-0.9007,"rho":-2.2175,"theo":54.4765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":50.28,"last_trade_time":"2026-02-12T11:00:41","percent_change":0.0,"prev_day_close":51.2999992370606},{"option":"SPXW260529C05900000","bid":1052.0,"bid_size":3.0,"ask":1060.5,"ask_size":3.0,"iv":0.2678,"open_interest":4.0,"volume":0.0,"delta":0.8847,"gamma":0.0002,"vega":7.0538,"theta":-0.6954,"rho":13.7053,"theo":1055.9,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1073.89996337891},{"option":"SPXW260529P05900000","bid":55.8,"bid_size":46.0,"ask":56.8,"ask_size":46.0,"iv":0.2673,"open_interest":96.0,"volume":8.0,"delta":-0.1155,"gamma":0.0002,"vega":7.0538,"theta":-0.9145,"rho":-2.2943,"theo":56.2662,"change":-6.65,"open":49.82,"high":49.82,"low":48.55,"tick":"down","last_trade_price":48.75,"last_trade_time":"2026-02-18T12:50:45","percent_change":-12.0036,"prev_day_close":52.9499988555908},{"option":"SPXW260529C05925000","bid":1029.5,"bid_size":3.0,"ask":1037.3,"ask_size":3.0,"iv":0.2653,"open_interest":0.0,"volume":0.0,"delta":0.8807,"gamma":0.0002,"vega":7.2262,"theta":-0.7146,"rho":13.6925,"theo":1033.0408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1050.60003662109},{"option":"SPXW260529P05925000","bid":57.6,"bid_size":46.0,"ask":58.7,"ask_size":37.0,"iv":0.2648,"open_interest":112.0,"volume":4.0,"delta":-0.1195,"gamma":0.0002,"vega":7.2262,"theta":-0.9283,"rho":-2.3748,"theo":58.1239,"change":-4.04,"open":53.16,"high":53.16,"low":53.16,"tick":"up","last_trade_price":53.16,"last_trade_time":"2026-02-18T13:56:06","percent_change":-7.06294,"prev_day_close":54.7000007629394},{"option":"SPXW260529C05950000","bid":1008.4,"bid_size":16.0,"ask":1012.7,"ask_size":15.0,"iv":0.2627,"open_interest":1400.0,"volume":0.0,"delta":0.8765,"gamma":0.0002,"vega":7.4024,"theta":-0.7339,"rho":13.676,"theo":1010.2527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1028.0},{"option":"SPXW260529P05950000","bid":59.6,"bid_size":30.0,"ask":60.6,"ask_size":58.0,"iv":0.2624,"open_interest":1452.0,"volume":0.0,"delta":-0.1237,"gamma":0.0002,"vega":7.4024,"theta":-0.9422,"rho":-2.4589,"theo":60.0527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":61.12,"last_trade_time":"2026-02-13T14:52:30","percent_change":0.0,"prev_day_close":56.5},{"option":"SPXW260529C05975000","bid":983.7,"bid_size":3.0,"ask":991.4,"ask_size":3.0,"iv":0.2598,"open_interest":0.0,"volume":0.0,"delta":0.8722,"gamma":0.0002,"vega":7.5815,"theta":-0.7531,"rho":13.6559,"theo":987.5388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1004.95001220703},{"option":"SPXW260529P05975000","bid":61.5,"bid_size":43.0,"ask":62.6,"ask_size":42.0,"iv":0.2598,"open_interest":27.0,"volume":2.0,"delta":-0.128,"gamma":0.0002,"vega":7.5815,"theta":-0.956,"rho":-2.5467,"theo":62.0557,"change":-7.78,"open":53.37,"high":53.37,"low":53.37,"tick":"down","last_trade_price":53.37,"last_trade_time":"2026-02-18T11:04:49","percent_change":-12.7228,"prev_day_close":58.4499988555908},{"option":"SPXW260529C06000000","bid":963.1,"bid_size":16.0,"ask":967.3,"ask_size":15.0,"iv":0.2577,"open_interest":5004.0,"volume":0.0,"delta":0.8677,"gamma":0.0002,"vega":7.7624,"theta":-0.7724,"rho":13.6328,"theo":964.9017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1052.65,"last_trade_time":"2026-01-08T15:39:46","percent_change":0.0,"prev_day_close":982.149993896484},{"option":"SPXW260529P06000000","bid":63.7,"bid_size":23.0,"ask":64.7,"ask_size":48.0,"iv":0.2574,"open_interest":6140.0,"volume":3.0,"delta":-0.1325,"gamma":0.0002,"vega":7.7624,"theta":-0.9699,"rho":-2.6375,"theo":64.1355,"change":-7.55,"open":55.63,"high":55.65,"low":55.63,"tick":"up","last_trade_price":55.65,"last_trade_time":"2026-02-18T11:40:36","percent_change":-11.9462,"prev_day_close":60.3499984741211},{"option":"SPXW260529C06025000","bid":938.5,"bid_size":3.0,"ask":946.1,"ask_size":3.0,"iv":0.2547,"open_interest":0.0,"volume":0.0,"delta":0.863,"gamma":0.0002,"vega":7.9449,"theta":-0.7916,"rho":13.6068,"theo":942.3437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":959.399993896484},{"option":"SPXW260529P06025000","bid":65.8,"bid_size":31.0,"ask":66.9,"ask_size":31.0,"iv":0.2549,"open_interest":166.0,"volume":8.0,"delta":-0.1372,"gamma":0.0002,"vega":7.9449,"theta":-0.9836,"rho":-2.7311,"theo":66.2944,"change":-3.83,"open":61.52,"high":61.52,"low":61.52,"tick":"no_change","last_trade_price":61.52,"last_trade_time":"2026-02-18T15:59:26","percent_change":-5.86075,"prev_day_close":62.4499988555908},{"option":"SPXW260529C06050000","bid":916.6,"bid_size":3.0,"ask":923.6,"ask_size":3.0,"iv":0.2526,"open_interest":1.0,"volume":0.0,"delta":0.8582,"gamma":0.0002,"vega":8.1292,"theta":-0.8107,"rho":13.5783,"theo":919.8668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":968.32,"last_trade_time":"2026-02-06T12:19:35","percent_change":0.0,"prev_day_close":937.0},{"option":"SPXW260529P06050000","bid":68.1,"bid_size":7.0,"ask":69.1,"ask_size":38.0,"iv":0.2524,"open_interest":159.0,"volume":11.0,"delta":-0.142,"gamma":0.0002,"vega":8.1292,"theta":-0.9974,"rho":-2.8273,"theo":68.5343,"change":-3.98,"open":59.48,"high":63.57,"low":59.48,"tick":"no_change","last_trade_price":63.57,"last_trade_time":"2026-02-18T15:59:26","percent_change":-5.89193,"prev_day_close":64.5499992370606},{"option":"SPXW260529C06075000","bid":893.9,"bid_size":3.0,"ask":901.4,"ask_size":3.0,"iv":0.25,"open_interest":0.0,"volume":0.0,"delta":0.8531,"gamma":0.0003,"vega":8.3164,"theta":-0.8298,"rho":13.5468,"theo":897.473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.5},{"option":"SPXW260529P06075000","bid":70.4,"bid_size":7.0,"ask":71.5,"ask_size":29.0,"iv":0.2499,"open_interest":55.0,"volume":1.0,"delta":-0.1471,"gamma":0.0003,"vega":8.3164,"theta":-1.011,"rho":-2.9264,"theo":70.8574,"change":-0.65,"open":69.2,"high":69.2,"low":69.2,"tick":"down","last_trade_price":69.2,"last_trade_time":"2026-02-18T15:10:06","percent_change":-0.930563,"prev_day_close":66.7000007629394},{"option":"SPXW260529C06100000","bid":872.2,"bid_size":3.0,"ask":878.8,"ask_size":3.0,"iv":0.2477,"open_interest":0.0,"volume":0.0,"delta":0.8479,"gamma":0.0003,"vega":8.5075,"theta":-0.8487,"rho":13.5116,"theo":875.1651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":891.950012207031},{"option":"SPXW260529P06100000","bid":72.8,"bid_size":7.0,"ask":73.9,"ask_size":28.0,"iv":0.2474,"open_interest":442.0,"volume":1.0,"delta":-0.1523,"gamma":0.0003,"vega":8.5075,"theta":-1.0245,"rho":-3.0294,"theo":73.2665,"change":5.52,"open":69.0,"high":69.0,"low":69.0,"tick":"down","last_trade_price":69.0,"last_trade_time":"2026-02-18T14:31:35","percent_change":8.0,"prev_day_close":69.0},{"option":"SPXW260529C06125000","bid":849.3,"bid_size":3.0,"ask":857.0,"ask_size":3.0,"iv":0.2451,"open_interest":0.0,"volume":0.0,"delta":0.8425,"gamma":0.0003,"vega":8.7031,"theta":-0.8675,"rho":13.4716,"theo":852.9469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":869.700012207031},{"option":"SPXW260529P06125000","bid":75.3,"bid_size":7.0,"ask":76.4,"ask_size":28.0,"iv":0.2449,"open_interest":408.0,"volume":2.0,"delta":-0.1577,"gamma":0.0003,"vega":8.7031,"theta":-1.0379,"rho":-3.137,"theo":75.7652,"change":-1.4,"open":73.5,"high":73.5,"low":73.5,"tick":"no_change","last_trade_price":73.5,"last_trade_time":"2026-02-18T09:32:03","percent_change":-1.86916,"prev_day_close":71.3499984741211},{"option":"SPXW260529C06150000","bid":827.7,"bid_size":4.0,"ask":834.8,"ask_size":4.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":0.8369,"gamma":0.0003,"vega":8.9026,"theta":-0.8861,"rho":13.4265,"theo":830.8229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":847.350006103516},{"option":"SPXW260529P06150000","bid":77.9,"bid_size":22.0,"ask":79.0,"ask_size":41.0,"iv":0.2424,"open_interest":3414.0,"volume":1.0,"delta":-0.1633,"gamma":0.0003,"vega":8.9026,"theta":-1.0511,"rho":-3.2497,"theo":78.358,"change":-2.62,"open":74.83,"high":74.83,"low":74.83,"tick":"down","last_trade_price":74.83,"last_trade_time":"2026-02-18T15:02:36","percent_change":-3.38283,"prev_day_close":73.8499984741211},{"option":"SPXW260529C06175000","bid":805.6,"bid_size":4.0,"ask":812.8,"ask_size":4.0,"iv":0.2403,"open_interest":0.0,"volume":0.0,"delta":0.8311,"gamma":0.0003,"vega":9.1048,"theta":-0.9045,"rho":13.3763,"theo":808.7978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":825.149993896484},{"option":"SPXW260529P06175000","bid":80.5,"bid_size":34.0,"ask":81.7,"ask_size":26.0,"iv":0.2399,"open_interest":263.0,"volume":1.0,"delta":-0.1691,"gamma":0.0003,"vega":9.1048,"theta":-1.064,"rho":-3.3676,"theo":81.0498,"change":-0.9,"open":79.2,"high":79.2,"low":79.2,"tick":"down","last_trade_price":79.2,"last_trade_time":"2026-02-18T15:10:06","percent_change":-1.12359,"prev_day_close":76.4000015258789},{"option":"SPXW260529C06200000","bid":783.4,"bid_size":4.0,"ask":790.6,"ask_size":4.0,"iv":0.2375,"open_interest":3.0,"volume":0.0,"delta":0.825,"gamma":0.0003,"vega":9.308,"theta":-0.9226,"rho":13.3217,"theo":786.876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":866.21,"last_trade_time":"2026-01-29T10:15:59","percent_change":0.0,"prev_day_close":803.100006103516},{"option":"SPXW260529P06200000","bid":83.3,"bid_size":33.0,"ask":84.5,"ask_size":32.0,"iv":0.2375,"open_interest":2284.0,"volume":16.0,"delta":-0.1752,"gamma":0.0003,"vega":9.308,"theta":-1.0768,"rho":-3.4898,"theo":83.8449,"change":6.02,"open":73.44,"high":81.99,"low":73.04,"tick":"down","last_trade_price":76.68,"last_trade_time":"2026-02-18T15:54:29","percent_change":7.62025,"prev_day_close":79.0},{"option":"SPXW260529C06225000","bid":761.9,"bid_size":4.0,"ask":769.0,"ask_size":4.0,"iv":0.2353,"open_interest":1.0,"volume":0.0,"delta":0.8187,"gamma":0.0003,"vega":9.5114,"theta":-0.9405,"rho":13.2635,"theo":765.0611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":823.4,"last_trade_time":"2026-02-03T15:37:13","percent_change":0.0,"prev_day_close":781.149993896484},{"option":"SPXW260529P06225000","bid":86.3,"bid_size":25.0,"ask":87.5,"ask_size":32.0,"iv":0.235,"open_interest":224.0,"volume":1.0,"delta":-0.1814,"gamma":0.0003,"vega":9.5114,"theta":-1.0892,"rho":-3.6157,"theo":86.747,"change":-8.85,"open":77.05,"high":77.05,"low":77.05,"tick":"down","last_trade_price":77.05,"last_trade_time":"2026-02-18T10:36:33","percent_change":-10.3027,"prev_day_close":81.7999992370606},{"option":"SPXW260529C06250000","bid":740.1,"bid_size":4.0,"ask":747.3,"ask_size":4.0,"iv":0.2327,"open_interest":1.0,"volume":0.0,"delta":0.8122,"gamma":0.0003,"vega":9.7151,"theta":-0.9581,"rho":13.2019,"theo":743.3564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":816.65,"last_trade_time":"2026-02-11T12:02:57","percent_change":0.0,"prev_day_close":759.300018310547},{"option":"SPXW260529P06250000","bid":89.3,"bid_size":24.0,"ask":90.5,"ask_size":31.0,"iv":0.2325,"open_interest":591.0,"volume":8.0,"delta":-0.188,"gamma":0.0003,"vega":9.7151,"theta":-1.1014,"rho":-3.745,"theo":89.7592,"change":-10.7,"open":81.1,"high":81.1,"low":78.2,"tick":"down","last_trade_price":78.2,"last_trade_time":"2026-02-18T12:50:45","percent_change":-12.036,"prev_day_close":84.6499977111816},{"option":"SPXW260529C06275000","bid":718.4,"bid_size":4.0,"ask":725.4,"ask_size":4.0,"iv":0.23,"open_interest":0.0,"volume":0.0,"delta":0.8055,"gamma":0.0003,"vega":9.9204,"theta":-0.9753,"rho":13.1363,"theo":721.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.600006103516},{"option":"SPXW260529P06275000","bid":92.4,"bid_size":23.0,"ask":93.7,"ask_size":23.0,"iv":0.23,"open_interest":161.0,"volume":6.0,"delta":-0.1947,"gamma":0.0003,"vega":9.9204,"theta":-1.1132,"rho":-3.8783,"theo":92.885,"change":-9.5,"open":81.65,"high":82.6,"low":81.65,"tick":"up","last_trade_price":82.6,"last_trade_time":"2026-02-18T10:36:33","percent_change":-10.3149,"prev_day_close":87.6499977111816},{"option":"SPXW260529C06300000","bid":697.3,"bid_size":4.0,"ask":704.2,"ask_size":4.0,"iv":0.2278,"open_interest":21.0,"volume":0.0,"delta":0.7985,"gamma":0.0004,"vega":10.1286,"theta":-0.9921,"rho":13.0654,"theo":700.2926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":820.87,"last_trade_time":"2026-01-28T12:51:56","percent_change":0.0,"prev_day_close":715.949981689453},{"option":"SPXW260529P06300000","bid":95.7,"bid_size":22.0,"ask":96.9,"ask_size":22.0,"iv":0.2275,"open_interest":1270.0,"volume":22.0,"delta":-0.2017,"gamma":0.0004,"vega":10.1286,"theta":-1.1246,"rho":-4.0168,"theo":96.1292,"change":-2.38,"open":84.55,"high":93.07,"low":84.55,"tick":"up","last_trade_price":93.07,"last_trade_time":"2026-02-18T15:33:37","percent_change":-2.49345,"prev_day_close":90.75},{"option":"SPXW260529C06325000","bid":675.8,"bid_size":4.0,"ask":682.5,"ask_size":4.0,"iv":0.225,"open_interest":1.0,"volume":0.0,"delta":0.7912,"gamma":0.0004,"vega":10.3401,"theta":-1.0086,"rho":12.9879,"theo":678.9445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":668.67,"last_trade_time":"2025-12-18T15:01:33","percent_change":0.0,"prev_day_close":694.449981689453},{"option":"SPXW260529P06325000","bid":99.1,"bid_size":16.0,"ask":100.3,"ask_size":22.0,"iv":0.225,"open_interest":105.0,"volume":0.0,"delta":-0.209,"gamma":0.0004,"vega":10.3401,"theta":-1.1356,"rho":-4.162,"theo":99.4979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.52,"last_trade_time":"2026-02-13T15:32:58","percent_change":0.0,"prev_day_close":93.9500007629394},{"option":"SPXW260529C06350000","bid":654.6,"bid_size":4.0,"ask":661.2,"ask_size":4.0,"iv":0.2224,"open_interest":18.0,"volume":0.0,"delta":0.7837,"gamma":0.0004,"vega":10.5538,"theta":-1.0245,"rho":12.9032,"theo":657.7284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":761.81,"last_trade_time":"2026-02-09T12:11:13","percent_change":0.0,"prev_day_close":673.25},{"option":"SPXW260529P06350000","bid":102.6,"bid_size":27.0,"ask":103.9,"ask_size":21.0,"iv":0.2226,"open_interest":538.0,"volume":0.0,"delta":-0.2165,"gamma":0.0004,"vega":10.5538,"theta":-1.1461,"rho":-4.3143,"theo":102.9987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.82,"last_trade_time":"2026-02-17T10:17:33","percent_change":0.0,"prev_day_close":97.25},{"option":"SPXW260529C06370000","bid":637.7,"bid_size":4.0,"ask":644.3,"ask_size":4.0,"iv":0.2204,"open_interest":0.0,"volume":0.0,"delta":0.7775,"gamma":0.0004,"vega":10.7249,"theta":-1.0369,"rho":12.8309,"theo":640.8556,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":656.149993896484},{"option":"SPXW260529P06370000","bid":105.5,"bid_size":21.0,"ask":106.8,"ask_size":27.0,"iv":0.2205,"open_interest":9.0,"volume":0.0,"delta":-0.2227,"gamma":0.0004,"vega":10.7249,"theta":-1.1542,"rho":-4.4408,"theo":105.8995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":89.26,"last_trade_time":"2026-02-10T16:00:42","percent_change":0.0,"prev_day_close":100.049999237061},{"option":"SPXW260529C06375000","bid":633.5,"bid_size":4.0,"ask":640.1,"ask_size":4.0,"iv":0.2199,"open_interest":1.0,"volume":0.0,"delta":0.7759,"gamma":0.0004,"vega":10.7676,"theta":-1.0399,"rho":12.8122,"theo":636.6517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":740.45,"last_trade_time":"2026-01-26T15:23:07","percent_change":0.0,"prev_day_close":651.900024414062},{"option":"SPXW260529P06375000","bid":106.3,"bid_size":10.0,"ask":107.5,"ask_size":21.0,"iv":0.22,"open_interest":241.0,"volume":0.0,"delta":-0.2243,"gamma":0.0004,"vega":10.7676,"theta":-1.1561,"rho":-4.473,"theo":106.639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":110.22,"last_trade_time":"2026-02-13T10:57:27","percent_change":0.0,"prev_day_close":100.75},{"option":"SPXW260529C06380000","bid":629.3,"bid_size":4.0,"ask":635.9,"ask_size":4.0,"iv":0.2194,"open_interest":0.0,"volume":0.0,"delta":0.7743,"gamma":0.0004,"vega":10.8101,"theta":-1.0429,"rho":12.7933,"theo":632.4537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":647.649993896484},{"option":"SPXW260529P06380000","bid":107.0,"bid_size":16.0,"ask":108.3,"ask_size":27.0,"iv":0.2195,"open_interest":5.0,"volume":0.0,"delta":-0.2259,"gamma":0.0004,"vega":10.8101,"theta":-1.158,"rho":-4.5054,"theo":107.3844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.1,"last_trade_time":"2026-02-12T11:47:29","percent_change":0.0,"prev_day_close":101.450000762939},{"option":"SPXW260529C06390000","bid":621.0,"bid_size":4.0,"ask":627.5,"ask_size":4.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":0.771,"gamma":0.0004,"vega":10.895,"theta":-1.0489,"rho":12.7551,"theo":624.0754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":639.200012207031},{"option":"SPXW260529P06390000","bid":108.6,"bid_size":10.0,"ask":109.8,"ask_size":27.0,"iv":0.2185,"open_interest":7.0,"volume":0.0,"delta":-0.2292,"gamma":0.0004,"vega":10.895,"theta":-1.1618,"rho":-4.5707,"theo":108.8928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":109.6,"last_trade_time":"2026-02-12T11:47:29","percent_change":0.0,"prev_day_close":102.950000762939},{"option":"SPXW260529C06400000","bid":612.6,"bid_size":4.0,"ask":619.5,"ask_size":4.0,"iv":0.2175,"open_interest":1.0,"volume":0.0,"delta":0.7678,"gamma":0.0004,"vega":10.9794,"theta":-1.0548,"rho":12.7161,"theo":615.7209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":712.55,"last_trade_time":"2026-02-09T15:24:53","percent_change":0.0,"prev_day_close":630.649993896484},{"option":"SPXW260529P06400000","bid":110.1,"bid_size":25.0,"ask":111.3,"ask_size":31.0,"iv":0.2175,"open_interest":1718.0,"volume":1.0,"delta":-0.2324,"gamma":0.0004,"vega":10.9794,"theta":-1.1656,"rho":-4.6368,"theo":110.4251,"change":-14.73,"open":95.17,"high":95.17,"low":95.17,"tick":"down","last_trade_price":95.17,"last_trade_time":"2026-02-18T11:08:18","percent_change":-13.4031,"prev_day_close":104.400001525879},{"option":"SPXW260529C06410000","bid":604.7,"bid_size":4.0,"ask":610.8,"ask_size":4.0,"iv":0.2165,"open_interest":0.0,"volume":0.0,"delta":0.7644,"gamma":0.0004,"vega":11.0635,"theta":-1.0606,"rho":12.6765,"theo":607.3905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":622.350006103516},{"option":"SPXW260529P06410000","bid":111.7,"bid_size":10.0,"ask":112.9,"ask_size":26.0,"iv":0.2165,"open_interest":1.0,"volume":0.0,"delta":-0.2358,"gamma":0.0004,"vega":11.0635,"theta":-1.1692,"rho":-4.7035,"theo":111.9815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.66,"last_trade_time":"2026-02-02T09:50:02","percent_change":0.0,"prev_day_close":105.850002288818},{"option":"SPXW260529C06420000","bid":596.3,"bid_size":4.0,"ask":602.5,"ask_size":4.0,"iv":0.2155,"open_interest":0.0,"volume":0.0,"delta":0.761,"gamma":0.0004,"vega":11.1472,"theta":-1.0662,"rho":12.6362,"theo":599.0846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":613.899993896484},{"option":"SPXW260529P06420000","bid":113.2,"bid_size":10.0,"ask":114.5,"ask_size":26.0,"iv":0.2155,"open_interest":2.0,"volume":0.0,"delta":-0.2392,"gamma":0.0004,"vega":11.1472,"theta":-1.1727,"rho":-4.7708,"theo":113.5623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":117.38,"last_trade_time":"2026-02-06T09:36:02","percent_change":0.0,"prev_day_close":107.350002288818},{"option":"SPXW260529C06425000","bid":591.9,"bid_size":4.0,"ask":598.3,"ask_size":4.0,"iv":0.2148,"open_interest":2.0,"volume":0.0,"delta":0.7593,"gamma":0.0004,"vega":11.189,"theta":-1.069,"rho":12.6157,"theo":594.941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":687.65,"last_trade_time":"2026-02-09T15:39:16","percent_change":0.0,"prev_day_close":609.700012207031},{"option":"SPXW260529P06425000","bid":114.1,"bid_size":10.0,"ask":115.3,"ask_size":20.0,"iv":0.215,"open_interest":161.0,"volume":0.0,"delta":-0.2409,"gamma":0.0004,"vega":11.189,"theta":-1.1744,"rho":-4.8048,"theo":114.3621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":123.02,"last_trade_time":"2026-02-12T16:13:16","percent_change":0.0,"prev_day_close":108.149997711182},{"option":"SPXW260529C06430000","bid":588.3,"bid_size":4.0,"ask":594.2,"ask_size":4.0,"iv":0.2146,"open_interest":0.0,"volume":0.0,"delta":0.7576,"gamma":0.0004,"vega":11.2307,"theta":-1.0718,"rho":12.5951,"theo":590.8035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":605.550018310547},{"option":"SPXW260529P06430000","bid":114.9,"bid_size":10.0,"ask":116.1,"ask_size":26.0,"iv":0.2145,"open_interest":2.0,"volume":0.0,"delta":-0.2426,"gamma":0.0004,"vega":11.2307,"theta":-1.1761,"rho":-4.8389,"theo":115.168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":92.62,"last_trade_time":"2026-02-10T11:56:02","percent_change":0.0,"prev_day_close":108.950000762939},{"option":"SPXW260529C06440000","bid":579.9,"bid_size":4.0,"ask":586.2,"ask_size":4.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":0.7541,"gamma":0.0004,"vega":11.3141,"theta":-1.0773,"rho":12.5532,"theo":582.5476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":597.200012207031},{"option":"SPXW260529P06440000","bid":116.5,"bid_size":10.0,"ask":117.8,"ask_size":20.0,"iv":0.2135,"open_interest":0.0,"volume":0.0,"delta":-0.2461,"gamma":0.0004,"vega":11.3141,"theta":-1.1794,"rho":-4.9079,"theo":116.7989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":110.450000762939},{"option":"SPXW260529C06450000","bid":571.3,"bid_size":4.0,"ask":577.7,"ask_size":4.0,"iv":0.2123,"open_interest":42.0,"volume":0.0,"delta":0.7506,"gamma":0.0004,"vega":11.3974,"theta":-1.0826,"rho":12.5104,"theo":574.3174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":675.54,"last_trade_time":"2026-01-26T15:14:37","percent_change":0.0,"prev_day_close":589.0},{"option":"SPXW260529P06450000","bid":118.2,"bid_size":10.0,"ask":119.4,"ask_size":26.0,"iv":0.2124,"open_interest":172.0,"volume":1.0,"delta":-0.2496,"gamma":0.0004,"vega":11.3974,"theta":-1.1826,"rho":-4.9778,"theo":118.4554,"change":-2.11,"open":115.94,"high":115.94,"low":115.94,"tick":"up","last_trade_price":115.94,"last_trade_time":"2026-02-18T09:50:13","percent_change":-1.78738,"prev_day_close":112.049999237061},{"option":"SPXW260529C06460000","bid":563.1,"bid_size":4.0,"ask":569.4,"ask_size":4.0,"iv":0.2112,"open_interest":0.0,"volume":0.0,"delta":0.747,"gamma":0.0004,"vega":11.4809,"theta":-1.0879,"rho":12.4664,"theo":566.1132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.650024414062},{"option":"SPXW260529P06460000","bid":119.9,"bid_size":9.0,"ask":121.1,"ask_size":25.0,"iv":0.2114,"open_interest":0.0,"volume":0.0,"delta":-0.2532,"gamma":0.0004,"vega":11.4809,"theta":-1.1857,"rho":-5.0489,"theo":120.138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":113.649997711182},{"option":"SPXW260529C06470000","bid":555.4,"bid_size":4.0,"ask":561.5,"ask_size":4.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7434,"gamma":0.0004,"vega":11.5645,"theta":-1.093,"rho":12.4211,"theo":557.9357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":572.350006103516},{"option":"SPXW260529P06470000","bid":121.6,"bid_size":9.0,"ask":122.8,"ask_size":15.0,"iv":0.2104,"open_interest":3.0,"volume":0.0,"delta":-0.2568,"gamma":0.0004,"vega":11.5645,"theta":-1.1886,"rho":-5.1212,"theo":121.8473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":133.72,"last_trade_time":"2026-02-13T15:32:58","percent_change":0.0,"prev_day_close":115.299999237061},{"option":"SPXW260529C06475000","bid":551.2,"bid_size":4.0,"ask":557.5,"ask_size":4.0,"iv":0.21,"open_interest":35.0,"volume":0.0,"delta":0.7415,"gamma":0.0004,"vega":11.6063,"theta":-1.0956,"rho":12.398,"theo":553.8572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":550.38,"last_trade_time":"2026-02-13T11:22:10","percent_change":0.0,"prev_day_close":568.25},{"option":"SPXW260529P06475000","bid":122.4,"bid_size":9.0,"ask":123.7,"ask_size":24.0,"iv":0.2099,"open_interest":109.0,"volume":12.0,"delta":-0.2587,"gamma":0.0004,"vega":11.6063,"theta":-1.1901,"rho":-5.1579,"theo":122.7121,"change":-12.5,"open":120.16,"high":120.16,"low":108.4,"tick":"up","last_trade_price":109.9,"last_trade_time":"2026-02-18T10:36:13","percent_change":-10.2124,"prev_day_close":116.149997711182},{"option":"SPXW260529C06480000","bid":546.8,"bid_size":4.0,"ask":553.1,"ask_size":4.0,"iv":0.2092,"open_interest":75.0,"volume":0.0,"delta":0.7397,"gamma":0.0004,"vega":11.6482,"theta":-1.098,"rho":12.3744,"theo":549.7856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":564.100006103516},{"option":"SPXW260529P06480000","bid":123.3,"bid_size":9.0,"ask":124.6,"ask_size":18.0,"iv":0.2094,"open_interest":6.0,"volume":0.0,"delta":-0.2605,"gamma":0.0004,"vega":11.6482,"theta":-1.1915,"rho":-5.1949,"theo":123.5839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.67,"last_trade_time":"2026-02-13T15:32:58","percent_change":0.0,"prev_day_close":116.950000762939},{"option":"SPXW260529C06490000","bid":538.7,"bid_size":7.0,"ask":544.9,"ask_size":7.0,"iv":0.2082,"open_interest":0.0,"volume":0.0,"delta":0.7359,"gamma":0.0004,"vega":11.732,"theta":-1.1029,"rho":12.3263,"theo":541.6636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.949981689453},{"option":"SPXW260529P06490000","bid":125.1,"bid_size":9.0,"ask":126.4,"ask_size":18.0,"iv":0.2084,"open_interest":5.0,"volume":0.0,"delta":-0.2643,"gamma":0.0004,"vega":11.732,"theta":-1.1942,"rho":-5.2702,"theo":125.3486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.27,"last_trade_time":"2026-02-17T13:59:22","percent_change":0.0,"prev_day_close":118.649997711182},{"option":"SPXW260529C06500000","bid":530.6,"bid_size":7.0,"ask":536.8,"ask_size":7.0,"iv":0.2072,"open_interest":122.0,"volume":1.0,"delta":0.7321,"gamma":0.0004,"vega":11.8159,"theta":-1.1077,"rho":12.2766,"theo":533.5703,"change":36.45,"open":564.6,"high":564.6,"low":564.6,"tick":"down","last_trade_price":564.6,"last_trade_time":"2026-02-18T12:39:03","percent_change":6.90144,"prev_day_close":547.75},{"option":"SPXW260529P06500000","bid":126.9,"bid_size":9.0,"ask":128.2,"ask_size":18.0,"iv":0.2074,"open_interest":903.0,"volume":6.0,"delta":-0.2681,"gamma":0.0004,"vega":11.8159,"theta":-1.1968,"rho":-5.347,"theo":127.1421,"change":-13.67,"open":113.23,"high":113.23,"low":113.23,"tick":"down","last_trade_price":113.23,"last_trade_time":"2026-02-18T10:27:05","percent_change":-10.7723,"prev_day_close":120.350002288818},{"option":"SPXW260529C06510000","bid":522.5,"bid_size":7.0,"ask":528.8,"ask_size":7.0,"iv":0.2061,"open_interest":0.0,"volume":0.0,"delta":0.7282,"gamma":0.0004,"vega":11.8995,"theta":-1.1123,"rho":12.2253,"theo":525.5065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":539.649993896484},{"option":"SPXW260529P06510000","bid":128.7,"bid_size":9.0,"ask":130.0,"ask_size":24.0,"iv":0.2063,"open_interest":1.0,"volume":0.0,"delta":-0.272,"gamma":0.0004,"vega":11.8995,"theta":-1.1992,"rho":-5.4252,"theo":128.965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":119.17,"last_trade_time":"2026-02-03T16:14:27","percent_change":0.0,"prev_day_close":122.099998474121},{"option":"SPXW260529C06520000","bid":514.5,"bid_size":7.0,"ask":521.0,"ask_size":7.0,"iv":0.2052,"open_interest":0.0,"volume":0.0,"delta":0.7243,"gamma":0.0005,"vega":11.9828,"theta":-1.1168,"rho":12.1727,"theo":517.4729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":531.449981689453},{"option":"SPXW260529P06520000","bid":130.5,"bid_size":9.0,"ask":132.0,"ask_size":24.0,"iv":0.2054,"open_interest":7.0,"volume":0.0,"delta":-0.2759,"gamma":0.0005,"vega":11.9828,"theta":-1.2015,"rho":-5.505,"theo":130.8182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":145.78,"last_trade_time":"2026-02-17T10:19:56","percent_change":0.0,"prev_day_close":123.850002288818},{"option":"SPXW260529C06525000","bid":510.8,"bid_size":7.0,"ask":517.1,"ask_size":7.0,"iv":0.2049,"open_interest":22.0,"volume":0.0,"delta":0.7223,"gamma":0.0005,"vega":12.0242,"theta":-1.119,"rho":12.1458,"theo":513.4677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":568.13,"last_trade_time":"2026-02-06T14:24:06","percent_change":0.0,"prev_day_close":527.399993896484},{"option":"SPXW260529P06525000","bid":131.5,"bid_size":9.0,"ask":132.8,"ask_size":24.0,"iv":0.2048,"open_interest":320.0,"volume":2.0,"delta":-0.2779,"gamma":0.0005,"vega":12.0242,"theta":-1.2026,"rho":-5.5454,"theo":131.7564,"change":-16.57,"open":118.2,"high":118.2,"low":115.03,"tick":"down","last_trade_price":115.03,"last_trade_time":"2026-02-18T11:04:49","percent_change":-12.5912,"prev_day_close":124.75},{"option":"SPXW260529C06530000","bid":506.8,"bid_size":7.0,"ask":512.7,"ask_size":7.0,"iv":0.2042,"open_interest":1.0,"volume":0.0,"delta":0.7203,"gamma":0.0005,"vega":12.0654,"theta":-1.1211,"rho":12.1188,"theo":509.4702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":496.22,"last_trade_time":"2026-02-05T13:30:01","percent_change":0.0,"prev_day_close":523.350006103516},{"option":"SPXW260529P06530000","bid":132.4,"bid_size":9.0,"ask":133.7,"ask_size":18.0,"iv":0.2043,"open_interest":0.0,"volume":0.0,"delta":-0.2799,"gamma":0.0005,"vega":12.0654,"theta":-1.2037,"rho":-5.5859,"theo":132.7023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":125.649997711182},{"option":"SPXW260529C06540000","bid":498.6,"bid_size":7.0,"ask":505.0,"ask_size":7.0,"iv":0.2032,"open_interest":3.0,"volume":0.0,"delta":0.7163,"gamma":0.0005,"vega":12.1473,"theta":-1.1253,"rho":12.0637,"theo":501.499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.300018310547},{"option":"SPXW260529P06540000","bid":134.3,"bid_size":15.0,"ask":135.7,"ask_size":17.0,"iv":0.2033,"open_interest":0.0,"volume":0.0,"delta":-0.2839,"gamma":0.0005,"vega":12.1473,"theta":-1.2057,"rho":-5.6681,"theo":134.6178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":127.5},{"option":"SPXW260529C06550000","bid":490.6,"bid_size":7.0,"ask":496.7,"ask_size":7.0,"iv":0.202,"open_interest":4.0,"volume":0.0,"delta":0.7122,"gamma":0.0005,"vega":12.2283,"theta":-1.1293,"rho":12.0077,"theo":493.5597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":556.15,"last_trade_time":"2025-12-31T13:54:06","percent_change":0.0,"prev_day_close":507.25},{"option":"SPXW260529P06550000","bid":136.3,"bid_size":9.0,"ask":137.6,"ask_size":17.0,"iv":0.2022,"open_interest":373.0,"volume":4.0,"delta":-0.288,"gamma":0.0005,"vega":12.2283,"theta":-1.2076,"rho":-5.7511,"theo":136.5653,"change":-1.91,"open":134.49,"high":134.49,"low":134.49,"tick":"up","last_trade_price":134.49,"last_trade_time":"2026-02-18T15:15:47","percent_change":-1.40029,"prev_day_close":129.349998474121},{"option":"SPXW260529C06560000","bid":483.1,"bid_size":7.0,"ask":488.8,"ask_size":7.0,"iv":0.2011,"open_interest":0.0,"volume":0.0,"delta":0.708,"gamma":0.0005,"vega":12.3083,"theta":-1.1332,"rho":11.9509,"theo":485.6529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":499.300003051758},{"option":"SPXW260529P06560000","bid":138.3,"bid_size":9.0,"ask":139.6,"ask_size":22.0,"iv":0.2012,"open_interest":1.0,"volume":0.0,"delta":-0.2922,"gamma":0.0005,"vega":12.3083,"theta":-1.2093,"rho":-5.835,"theo":138.5452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.88,"last_trade_time":"2026-02-02T09:50:02","percent_change":0.0,"prev_day_close":131.25},{"option":"SPXW260529C06570000","bid":475.2,"bid_size":7.0,"ask":481.2,"ask_size":7.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":0.7038,"gamma":0.0005,"vega":12.3872,"theta":-1.1369,"rho":11.8932,"theo":477.7789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":491.300003051758},{"option":"SPXW260529P06570000","bid":140.3,"bid_size":9.0,"ask":141.6,"ask_size":17.0,"iv":0.2002,"open_interest":84.0,"volume":0.0,"delta":-0.2964,"gamma":0.0005,"vega":12.3872,"theta":-1.2109,"rho":-5.9197,"theo":140.558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":151.9,"last_trade_time":"2026-02-17T11:05:54","percent_change":0.0,"prev_day_close":133.150001525879},{"option":"SPXW260529C06575000","bid":471.0,"bid_size":7.0,"ask":476.9,"ask_size":7.0,"iv":0.1994,"open_interest":7.0,"volume":0.0,"delta":0.7017,"gamma":0.0005,"vega":12.4263,"theta":-1.1388,"rho":11.8641,"theo":473.8544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":502.98,"last_trade_time":"2026-01-20T09:49:12","percent_change":0.0,"prev_day_close":487.300003051758},{"option":"SPXW260529P06575000","bid":141.3,"bid_size":9.0,"ask":142.6,"ask_size":17.0,"iv":0.1997,"open_interest":221.0,"volume":1.0,"delta":-0.2985,"gamma":0.0005,"vega":12.4263,"theta":-1.2116,"rho":-5.9624,"theo":141.5769,"change":-17.57,"open":123.93,"high":123.93,"low":123.93,"tick":"down","last_trade_price":123.93,"last_trade_time":"2026-02-18T11:04:49","percent_change":-12.417,"prev_day_close":134.150001525879},{"option":"SPXW260529C06580000","bid":467.0,"bid_size":7.0,"ask":473.0,"ask_size":7.0,"iv":0.1989,"open_interest":8.0,"volume":0.0,"delta":0.6995,"gamma":0.0005,"vega":12.4652,"theta":-1.1405,"rho":11.8348,"theo":469.9383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":499.03,"last_trade_time":"2026-01-20T09:49:12","percent_change":0.0,"prev_day_close":483.25},{"option":"SPXW260529P06580000","bid":142.3,"bid_size":9.0,"ask":143.6,"ask_size":17.0,"iv":0.1992,"open_interest":130.0,"volume":0.0,"delta":-0.3007,"gamma":0.0005,"vega":12.4652,"theta":-1.2123,"rho":-6.0052,"theo":142.6042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.12,"last_trade_time":"2026-02-09T09:31:49","percent_change":0.0,"prev_day_close":135.150001525879},{"option":"SPXW260529C06590000","bid":459.5,"bid_size":7.0,"ask":465.2,"ask_size":7.0,"iv":0.198,"open_interest":4.0,"volume":0.0,"delta":0.6952,"gamma":0.0005,"vega":12.5423,"theta":-1.1439,"rho":11.7755,"theo":462.1314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":523.61,"last_trade_time":"2026-01-29T11:33:36","percent_change":0.0,"prev_day_close":475.449996948242},{"option":"SPXW260529P06590000","bid":144.4,"bid_size":8.0,"ask":145.7,"ask_size":16.0,"iv":0.1981,"open_interest":68.0,"volume":2.0,"delta":-0.305,"gamma":0.0005,"vega":12.5423,"theta":-1.2135,"rho":-6.0916,"theo":144.684,"change":-4.31,"open":140.44,"high":140.44,"low":140.44,"tick":"down","last_trade_price":140.44,"last_trade_time":"2026-02-18T15:33:37","percent_change":-2.97755,"prev_day_close":137.099998474121},{"option":"SPXW260529C06600000","bid":454.0,"bid_size":1.0,"ask":455.6,"ask_size":1.0,"iv":0.1972,"open_interest":46.0,"volume":0.0,"delta":0.6908,"gamma":0.0005,"vega":12.6186,"theta":-1.1471,"rho":11.715,"theo":454.3588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":559.24,"last_trade_time":"2026-01-06T14:26:47","percent_change":0.0,"prev_day_close":467.550003051758},{"option":"SPXW260529P06600000","bid":146.5,"bid_size":8.0,"ask":147.8,"ask_size":16.0,"iv":0.1971,"open_interest":420.0,"volume":0.0,"delta":-0.3094,"gamma":0.0005,"vega":12.6186,"theta":-1.2146,"rho":-6.1791,"theo":146.7982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":149.4,"last_trade_time":"2026-02-17T15:33:08","percent_change":0.0,"prev_day_close":139.200004577637},{"option":"SPXW260529C06610000","bid":446.3,"bid_size":1.0,"ask":447.8,"ask_size":1.0,"iv":0.1961,"open_interest":5.0,"volume":0.0,"delta":0.6863,"gamma":0.0005,"vega":12.6942,"theta":-1.1502,"rho":11.6533,"theo":446.6212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.2,"last_trade_time":"2026-02-17T09:58:26","percent_change":0.0,"prev_day_close":459.399993896484},{"option":"SPXW260529P06610000","bid":148.6,"bid_size":13.0,"ask":150.0,"ask_size":21.0,"iv":0.1961,"open_interest":83.0,"volume":5.0,"delta":-0.3139,"gamma":0.0005,"vega":12.6942,"theta":-1.2154,"rho":-6.268,"theo":148.9474,"change":-18.2,"open":130.8,"high":130.8,"low":130.8,"tick":"down","last_trade_price":130.8,"last_trade_time":"2026-02-18T13:07:07","percent_change":-12.2148,"prev_day_close":141.150001525879},{"option":"SPXW260529C06620000","bid":438.6,"bid_size":1.0,"ask":440.1,"ask_size":1.0,"iv":0.1951,"open_interest":1.0,"volume":0.0,"delta":0.6817,"gamma":0.0005,"vega":12.7692,"theta":-1.153,"rho":11.59,"theo":438.9193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":481.88,"last_trade_time":"2025-12-19T12:39:46","percent_change":0.0,"prev_day_close":451.600006103516},{"option":"SPXW260529P06620000","bid":150.8,"bid_size":13.0,"ask":152.1,"ask_size":15.0,"iv":0.195,"open_interest":52.0,"volume":0.0,"delta":-0.3184,"gamma":0.0005,"vega":12.7692,"theta":-1.2161,"rho":-6.3583,"theo":151.1322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":144.11,"last_trade_time":"2026-02-06T11:30:18","percent_change":0.0,"prev_day_close":143.25},{"option":"SPXW260529C06625000","bid":434.7,"bid_size":1.0,"ask":436.2,"ask_size":1.0,"iv":0.1947,"open_interest":4.0,"volume":0.0,"delta":0.6794,"gamma":0.0005,"vega":12.8065,"theta":-1.1544,"rho":11.5576,"theo":435.082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":448.86,"last_trade_time":"2026-02-13T11:57:50","percent_change":0.0,"prev_day_close":447.75},{"option":"SPXW260529P06625000","bid":151.9,"bid_size":13.0,"ask":153.3,"ask_size":12.0,"iv":0.1945,"open_interest":115.0,"volume":0.0,"delta":-0.3208,"gamma":0.0005,"vega":12.8065,"theta":-1.2164,"rho":-6.4042,"theo":152.2384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":148.38,"last_trade_time":"2026-02-17T13:56:26","percent_change":0.0,"prev_day_close":144.349998474121},{"option":"SPXW260529C06630000","bid":430.9,"bid_size":1.0,"ask":432.4,"ask_size":1.0,"iv":0.194,"open_interest":0.0,"volume":0.0,"delta":0.6771,"gamma":0.0005,"vega":12.8437,"theta":-1.1557,"rho":11.5249,"theo":431.254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":443.849990844727},{"option":"SPXW260529P06630000","bid":153.0,"bid_size":13.0,"ask":154.4,"ask_size":15.0,"iv":0.194,"open_interest":40.0,"volume":0.0,"delta":-0.3231,"gamma":0.0005,"vega":12.8437,"theta":-1.2167,"rho":-6.4505,"theo":153.3537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":128.1,"last_trade_time":"2026-02-11T15:30:49","percent_change":0.0,"prev_day_close":145.349998474121},{"option":"SPXW260529C06640000","bid":423.3,"bid_size":1.0,"ask":424.9,"ask_size":1.0,"iv":0.193,"open_interest":2.0,"volume":0.0,"delta":0.6725,"gamma":0.0005,"vega":12.9175,"theta":-1.1582,"rho":11.4579,"theo":423.6263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":439.14,"last_trade_time":"2026-02-12T13:46:04","percent_change":0.0,"prev_day_close":436.100006103516},{"option":"SPXW260529P06640000","bid":155.2,"bid_size":8.0,"ask":156.6,"ask_size":15.0,"iv":0.1929,"open_interest":154.0,"volume":0.0,"delta":-0.3277,"gamma":0.0005,"vega":12.9175,"theta":-1.217,"rho":-6.5446,"theo":155.6128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.38,"last_trade_time":"2026-02-12T15:51:07","percent_change":0.0,"prev_day_close":147.550003051758},{"option":"SPXW260529C06650000","bid":415.7,"bid_size":1.0,"ask":417.3,"ask_size":1.0,"iv":0.1919,"open_interest":55.0,"volume":0.0,"delta":0.6677,"gamma":0.0005,"vega":12.9905,"theta":-1.1605,"rho":11.3889,"theo":416.0372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":379.0,"last_trade_time":"2026-02-17T09:58:26","percent_change":0.0,"prev_day_close":428.399993896484},{"option":"SPXW260529P06650000","bid":157.5,"bid_size":13.0,"ask":158.9,"ask_size":15.0,"iv":0.1919,"open_interest":209.0,"volume":0.0,"delta":-0.3325,"gamma":0.0005,"vega":12.9905,"theta":-1.2171,"rho":-6.6406,"theo":157.9104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.11,"last_trade_time":"2026-02-12T11:40:43","percent_change":0.0,"prev_day_close":149.75},{"option":"SPXW260529C06660000","bid":408.1,"bid_size":1.0,"ask":409.6,"ask_size":1.0,"iv":0.1909,"open_interest":9.0,"volume":0.0,"delta":0.6629,"gamma":0.0005,"vega":13.0625,"theta":-1.1626,"rho":11.3181,"theo":408.4876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":493.49,"last_trade_time":"2026-01-07T16:04:00","percent_change":0.0,"prev_day_close":420.75},{"option":"SPXW260529P06660000","bid":159.9,"bid_size":5.0,"ask":161.2,"ask_size":15.0,"iv":0.1909,"open_interest":80.0,"volume":0.0,"delta":-0.3373,"gamma":0.0005,"vega":13.0625,"theta":-1.217,"rho":-6.7385,"theo":160.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.8,"last_trade_time":"2026-02-13T10:57:27","percent_change":0.0,"prev_day_close":151.949996948242},{"option":"SPXW260529C06670000","bid":400.6,"bid_size":1.0,"ask":402.2,"ask_size":1.0,"iv":0.1899,"open_interest":0.0,"volume":0.0,"delta":0.658,"gamma":0.0005,"vega":13.1332,"theta":-1.1645,"rho":11.2455,"theo":400.9786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":413.100006103516},{"option":"SPXW260529P06670000","bid":162.2,"bid_size":13.0,"ask":163.6,"ask_size":15.0,"iv":0.1898,"open_interest":59.0,"volume":0.0,"delta":-0.3422,"gamma":0.0005,"vega":13.1332,"theta":-1.2167,"rho":-6.8381,"theo":162.6253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.9,"last_trade_time":"2026-02-11T11:56:44","percent_change":0.0,"prev_day_close":154.199996948242},{"option":"SPXW260529C06675000","bid":396.8,"bid_size":2.0,"ask":398.3,"ask_size":5.0,"iv":0.1895,"open_interest":3.0,"volume":0.0,"delta":0.6556,"gamma":0.0005,"vega":13.1681,"theta":-1.1653,"rho":11.2088,"theo":397.2395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":484.73,"last_trade_time":"2026-01-14T09:42:15","percent_change":0.0,"prev_day_close":409.300003051758},{"option":"SPXW260529P06675000","bid":163.4,"bid_size":13.0,"ask":164.8,"ask_size":15.0,"iv":0.1893,"open_interest":161.0,"volume":0.0,"delta":-0.3446,"gamma":0.0005,"vega":13.1681,"theta":-1.2165,"rho":-6.8884,"theo":163.8296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.97,"last_trade_time":"2026-02-17T15:10:34","percent_change":0.0,"prev_day_close":155.349998474121},{"option":"SPXW260529C06680000","bid":393.1,"bid_size":2.0,"ask":394.6,"ask_size":5.0,"iv":0.1888,"open_interest":5.0,"volume":0.0,"delta":0.6531,"gamma":0.0006,"vega":13.2026,"theta":-1.1661,"rho":11.1716,"theo":393.5109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":497.1,"last_trade_time":"2026-02-11T09:33:17","percent_change":0.0,"prev_day_close":405.550003051758},{"option":"SPXW260529P06680000","bid":164.6,"bid_size":7.0,"ask":166.0,"ask_size":14.0,"iv":0.1888,"open_interest":40.0,"volume":0.0,"delta":-0.3471,"gamma":0.0006,"vega":13.2026,"theta":-1.2162,"rho":-6.9391,"theo":165.0444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.1,"last_trade_time":"2026-02-09T10:53:03","percent_change":0.0,"prev_day_close":156.5},{"option":"SPXW260529C06690000","bid":385.7,"bid_size":2.0,"ask":387.3,"ask_size":5.0,"iv":0.1878,"open_interest":0.0,"volume":0.0,"delta":0.648,"gamma":0.0006,"vega":13.2702,"theta":-1.1675,"rho":11.0963,"theo":386.0855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":397.949996948242},{"option":"SPXW260529P06690000","bid":167.1,"bid_size":12.0,"ask":168.5,"ask_size":14.0,"iv":0.1878,"open_interest":19.0,"volume":1.0,"delta":-0.3522,"gamma":0.0006,"vega":13.2702,"theta":-1.2155,"rho":-7.0414,"theo":167.5057,"change":-4.12,"open":163.78,"high":163.78,"low":163.78,"tick":"down","last_trade_price":163.78,"last_trade_time":"2026-02-18T15:10:35","percent_change":-2.45384,"prev_day_close":158.899993896484},{"option":"SPXW260529C06700000","bid":378.3,"bid_size":2.0,"ask":379.9,"ask_size":5.0,"iv":0.1868,"open_interest":10.0,"volume":0.0,"delta":0.6429,"gamma":0.0006,"vega":13.336,"theta":-1.1687,"rho":11.0202,"theo":378.7028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":350.0,"last_trade_time":"2026-02-17T10:59:34","percent_change":0.0,"prev_day_close":390.449996948242},{"option":"SPXW260529P06700000","bid":169.6,"bid_size":12.0,"ask":171.0,"ask_size":14.0,"iv":0.1868,"open_interest":804.0,"volume":12.0,"delta":-0.3573,"gamma":0.0006,"vega":13.336,"theta":-1.2145,"rho":-7.1446,"theo":170.0098,"change":-18.08,"open":152.32,"high":152.32,"low":152.32,"tick":"down","last_trade_price":152.32,"last_trade_time":"2026-02-18T10:27:05","percent_change":-10.6103,"prev_day_close":161.25},{"option":"SPXW260529C06710000","bid":370.9,"bid_size":2.0,"ask":372.4,"ask_size":5.0,"iv":0.1859,"open_interest":8.0,"volume":0.0,"delta":0.6378,"gamma":0.0006,"vega":13.3998,"theta":-1.1697,"rho":10.9432,"theo":371.3634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":398.0,"last_trade_time":"2025-12-16T11:20:10","percent_change":0.0,"prev_day_close":383.050003051758},{"option":"SPXW260529P06710000","bid":172.1,"bid_size":12.0,"ask":173.5,"ask_size":13.0,"iv":0.1857,"open_interest":16.0,"volume":0.0,"delta":-0.3624,"gamma":0.0006,"vega":13.3998,"theta":-1.2133,"rho":-7.2487,"theo":172.5572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":152.48,"last_trade_time":"2026-01-29T15:40:57","percent_change":0.0,"prev_day_close":163.699996948242},{"option":"SPXW260529C06720000","bid":363.6,"bid_size":2.0,"ask":365.1,"ask_size":5.0,"iv":0.1847,"open_interest":7.0,"volume":0.0,"delta":0.6325,"gamma":0.0006,"vega":13.4618,"theta":-1.1704,"rho":10.8654,"theo":364.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":412.38,"last_trade_time":"2026-02-03T12:41:52","percent_change":0.0,"prev_day_close":375.800003051758},{"option":"SPXW260529P06720000","bid":174.7,"bid_size":12.0,"ask":176.1,"ask_size":13.0,"iv":0.1847,"open_interest":4.0,"volume":0.0,"delta":-0.3677,"gamma":0.0006,"vega":13.4618,"theta":-1.2119,"rho":-7.3536,"theo":175.1485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":152.15,"last_trade_time":"2026-01-23T11:02:01","percent_change":0.0,"prev_day_close":166.199996948242},{"option":"SPXW260529C06725000","bid":360.0,"bid_size":2.0,"ask":361.6,"ask_size":6.0,"iv":0.1842,"open_interest":4.0,"volume":0.0,"delta":0.6299,"gamma":0.0006,"vega":13.4921,"theta":-1.1707,"rho":10.826,"theo":360.437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":380.2,"last_trade_time":"2026-02-12T11:19:03","percent_change":0.0,"prev_day_close":371.949996948242},{"option":"SPXW260529P06725000","bid":176.0,"bid_size":12.0,"ask":177.4,"ask_size":13.0,"iv":0.1841,"open_interest":556.0,"volume":5.0,"delta":-0.3703,"gamma":0.0006,"vega":13.4921,"theta":-1.2111,"rho":-7.4064,"theo":176.4609,"change":-20.0,"open":157.13,"high":157.13,"low":156.95,"tick":"no_change","last_trade_price":156.95,"last_trade_time":"2026-02-18T10:18:22","percent_change":-11.3026,"prev_day_close":167.399993896484},{"option":"SPXW260529C06730000","bid":356.3,"bid_size":2.0,"ask":358.0,"ask_size":6.0,"iv":0.1836,"open_interest":1.0,"volume":0.0,"delta":0.6272,"gamma":0.0006,"vega":13.5219,"theta":-1.1709,"rho":10.7865,"theo":356.8171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":438.91,"last_trade_time":"2026-01-07T16:05:45","percent_change":0.0,"prev_day_close":368.149993896484},{"option":"SPXW260529P06730000","bid":177.4,"bid_size":5.0,"ask":178.8,"ask_size":13.0,"iv":0.1837,"open_interest":55.0,"volume":0.0,"delta":-0.373,"gamma":0.0006,"vega":13.5219,"theta":-1.2102,"rho":-7.4595,"theo":177.7844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.54,"last_trade_time":"2026-02-17T11:23:11","percent_change":0.0,"prev_day_close":168.699996948242},{"option":"SPXW260529C06740000","bid":349.1,"bid_size":2.0,"ask":350.6,"ask_size":6.0,"iv":0.1826,"open_interest":2.0,"volume":0.0,"delta":0.6218,"gamma":0.0006,"vega":13.5803,"theta":-1.1712,"rho":10.7063,"theo":349.6116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":360.9,"last_trade_time":"2026-02-13T13:12:28","percent_change":0.0,"prev_day_close":360.949996948242},{"option":"SPXW260529P06740000","bid":180.0,"bid_size":12.0,"ask":181.4,"ask_size":13.0,"iv":0.1826,"open_interest":23.0,"volume":1.0,"delta":-0.3784,"gamma":0.0006,"vega":13.5803,"theta":-1.2083,"rho":-7.5668,"theo":180.4656,"change":-14.4,"open":166.7,"high":166.7,"low":166.7,"tick":"down","last_trade_price":166.7,"last_trade_time":"2026-02-18T10:00:43","percent_change":-7.95141,"prev_day_close":171.300003051758},{"option":"SPXW260529C06750000","bid":342.0,"bid_size":2.0,"ask":343.5,"ask_size":6.0,"iv":0.1816,"open_interest":145.0,"volume":2.0,"delta":0.6163,"gamma":0.0006,"vega":13.6369,"theta":-1.1712,"rho":10.6244,"theo":342.4523,"change":8.3,"open":343.0,"high":346.0,"low":343.0,"tick":"up","last_trade_price":346.0,"last_trade_time":"2026-02-18T09:40:28","percent_change":2.4578,"prev_day_close":353.650009155273},{"option":"SPXW260529P06750000","bid":182.8,"bid_size":5.0,"ask":184.2,"ask_size":13.0,"iv":0.1816,"open_interest":115.0,"volume":1.0,"delta":-0.3839,"gamma":0.0006,"vega":13.6369,"theta":-1.2061,"rho":-7.6757,"theo":183.1931,"change":-14.6,"open":169.3,"high":169.3,"low":169.3,"tick":"down","last_trade_price":169.3,"last_trade_time":"2026-02-18T10:00:43","percent_change":-7.93909,"prev_day_close":173.899993896484},{"option":"SPXW260529C06760000","bid":334.9,"bid_size":2.0,"ask":336.4,"ask_size":6.0,"iv":0.1806,"open_interest":2.0,"volume":0.0,"delta":0.6108,"gamma":0.0006,"vega":13.6919,"theta":-1.1709,"rho":10.5405,"theo":335.3404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.2,"last_trade_time":"2026-02-11T15:31:14","percent_change":0.0,"prev_day_close":346.399993896484},{"option":"SPXW260529P06760000","bid":185.5,"bid_size":11.0,"ask":187.0,"ask_size":12.0,"iv":0.1806,"open_interest":81.0,"volume":0.0,"delta":-0.3894,"gamma":0.0006,"vega":13.6919,"theta":-1.2037,"rho":-7.7867,"theo":185.968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.66,"last_trade_time":"2026-02-12T15:02:16","percent_change":0.0,"prev_day_close":176.5},{"option":"SPXW260529C06770000","bid":327.8,"bid_size":3.0,"ask":329.3,"ask_size":11.0,"iv":0.1795,"open_interest":8.0,"volume":0.0,"delta":0.6052,"gamma":0.0006,"vega":13.745,"theta":-1.1704,"rho":10.4544,"theo":328.2772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":329.4,"last_trade_time":"2026-02-13T10:10:35","percent_change":0.0,"prev_day_close":339.25},{"option":"SPXW260529P06770000","bid":188.3,"bid_size":11.0,"ask":189.8,"ask_size":12.0,"iv":0.1795,"open_interest":207.0,"volume":0.0,"delta":-0.395,"gamma":0.0006,"vega":13.745,"theta":-1.201,"rho":-7.8999,"theo":188.7915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":150.9,"last_trade_time":"2026-02-10T11:09:07","percent_change":0.0,"prev_day_close":179.25},{"option":"SPXW260529C06775000","bid":324.3,"bid_size":3.0,"ask":325.8,"ask_size":11.0,"iv":0.179,"open_interest":175.0,"volume":6.0,"delta":0.6023,"gamma":0.0006,"vega":13.7709,"theta":-1.17,"rho":10.4104,"theo":324.7643,"change":28.25,"open":329.6,"high":348.5,"low":329.6,"tick":"up","last_trade_price":348.5,"last_trade_time":"2026-02-18T10:15:23","percent_change":8.82123,"prev_day_close":335.650009155273},{"option":"SPXW260529P06775000","bid":189.8,"bid_size":5.0,"ask":191.2,"ask_size":12.0,"iv":0.179,"open_interest":109.0,"volume":0.0,"delta":-0.3979,"gamma":0.0006,"vega":13.7709,"theta":-1.1995,"rho":-7.9574,"theo":190.222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":183.86,"last_trade_time":"2026-02-13T14:24:57","percent_change":0.0,"prev_day_close":180.600006103516},{"option":"SPXW260529C06780000","bid":320.8,"bid_size":3.0,"ask":322.3,"ask_size":11.0,"iv":0.1785,"open_interest":107.0,"volume":0.0,"delta":0.5995,"gamma":0.0006,"vega":13.7963,"theta":-1.1696,"rho":10.3659,"theo":321.2641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":318.79,"last_trade_time":"2026-02-17T11:19:28","percent_change":0.0,"prev_day_close":332.100006103516},{"option":"SPXW260529P06780000","bid":191.2,"bid_size":11.0,"ask":192.7,"ask_size":12.0,"iv":0.1785,"open_interest":126.0,"volume":0.0,"delta":-0.4007,"gamma":0.0006,"vega":13.7963,"theta":-1.198,"rho":-8.0155,"theo":191.6651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.63,"last_trade_time":"2026-02-13T14:54:20","percent_change":0.0,"prev_day_close":182.0},{"option":"SPXW260529C06790000","bid":313.8,"bid_size":3.0,"ask":315.3,"ask_size":9.0,"iv":0.1774,"open_interest":14.0,"volume":0.0,"delta":0.5937,"gamma":0.0006,"vega":13.8455,"theta":-1.1685,"rho":10.2751,"theo":314.3025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":370.38,"last_trade_time":"2026-01-22T09:53:48","percent_change":0.0,"prev_day_close":324.949996948242},{"option":"SPXW260529P06790000","bid":194.1,"bid_size":11.0,"ask":195.6,"ask_size":12.0,"iv":0.1774,"open_interest":63.0,"volume":0.0,"delta":-0.4065,"gamma":0.0006,"vega":13.8455,"theta":-1.1948,"rho":-8.1333,"theo":194.5903,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.76,"last_trade_time":"2026-02-17T10:33:55","percent_change":0.0,"prev_day_close":184.800003051758},{"option":"SPXW260529C06800000","bid":306.9,"bid_size":3.0,"ask":308.4,"ask_size":11.0,"iv":0.1764,"open_interest":54.0,"volume":4.0,"delta":0.5878,"gamma":0.0006,"vega":13.8922,"theta":-1.1672,"rho":10.1824,"theo":307.3938,"change":30.95,"open":331.0,"high":334.0,"low":331.0,"tick":"up","last_trade_price":334.0,"last_trade_time":"2026-02-18T11:30:21","percent_change":10.2128,"prev_day_close":317.949996948242},{"option":"SPXW260529P06800000","bid":197.1,"bid_size":11.0,"ask":198.6,"ask_size":12.0,"iv":0.1764,"open_interest":276.0,"volume":0.0,"delta":-0.4124,"gamma":0.0006,"vega":13.8922,"theta":-1.1913,"rho":-8.2531,"theo":197.5684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":201.9,"last_trade_time":"2026-02-17T15:33:08","percent_change":0.0,"prev_day_close":187.650001525879},{"option":"SPXW260529C06810000","bid":300.1,"bid_size":2.0,"ask":301.6,"ask_size":11.0,"iv":0.1754,"open_interest":1.0,"volume":0.0,"delta":0.5819,"gamma":0.0006,"vega":13.9365,"theta":-1.1655,"rho":10.088,"theo":300.5391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":360.24,"last_trade_time":"2025-12-31T09:45:29","percent_change":0.0,"prev_day_close":310.949996948242},{"option":"SPXW260529P06810000","bid":200.2,"bid_size":5.0,"ask":201.6,"ask_size":12.0,"iv":0.1754,"open_interest":147.0,"volume":0.0,"delta":-0.4183,"gamma":0.0006,"vega":13.9365,"theta":-1.1874,"rho":-8.3745,"theo":200.6005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.05,"last_trade_time":"2026-02-17T14:28:16","percent_change":0.0,"prev_day_close":190.550003051758},{"option":"SPXW260529C06820000","bid":293.3,"bid_size":2.0,"ask":294.8,"ask_size":11.0,"iv":0.1744,"open_interest":15.0,"volume":0.0,"delta":0.5759,"gamma":0.0006,"vega":13.9779,"theta":-1.1636,"rho":9.9926,"theo":293.7396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.5,"last_trade_time":"2026-02-13T10:10:07","percent_change":0.0,"prev_day_close":304.050003051758},{"option":"SPXW260529P06820000","bid":203.2,"bid_size":11.0,"ask":204.7,"ask_size":11.0,"iv":0.1744,"open_interest":19.0,"volume":0.0,"delta":-0.4243,"gamma":0.0006,"vega":13.9779,"theta":-1.1833,"rho":-8.497,"theo":203.6877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":202.8,"last_trade_time":"2026-02-12T11:33:48","percent_change":0.0,"prev_day_close":193.550003051758},{"option":"SPXW260529C06825000","bid":289.9,"bid_size":3.0,"ask":291.4,"ask_size":11.0,"iv":0.1739,"open_interest":8.0,"volume":0.0,"delta":0.5729,"gamma":0.0006,"vega":13.9975,"theta":-1.1625,"rho":9.9445,"theo":290.3607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":295.79,"last_trade_time":"2026-02-13T11:07:58","percent_change":0.0,"prev_day_close":300.650009155273},{"option":"SPXW260529P06825000","bid":204.8,"bid_size":11.0,"ask":206.3,"ask_size":11.0,"iv":0.1739,"open_interest":331.0,"volume":0.0,"delta":-0.4273,"gamma":0.0006,"vega":13.9975,"theta":-1.1811,"rho":-8.5586,"theo":205.2522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.14,"last_trade_time":"2026-02-17T11:44:48","percent_change":0.0,"prev_day_close":195.050003051758},{"option":"SPXW260529C06830000","bid":286.5,"bid_size":2.0,"ask":288.0,"ask_size":9.0,"iv":0.1733,"open_interest":12.0,"volume":0.0,"delta":0.5698,"gamma":0.0006,"vega":14.0164,"theta":-1.1613,"rho":9.8962,"theo":286.9959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":281.6,"last_trade_time":"2026-02-12T15:51:09","percent_change":0.0,"prev_day_close":297.25},{"option":"SPXW260529P06830000","bid":206.4,"bid_size":11.0,"ask":207.9,"ask_size":11.0,"iv":0.1734,"open_interest":40.0,"volume":0.0,"delta":-0.4304,"gamma":0.0006,"vega":14.0164,"theta":-1.1789,"rho":-8.6204,"theo":206.8308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.74,"last_trade_time":"2026-02-17T11:44:48","percent_change":0.0,"prev_day_close":196.550003051758},{"option":"SPXW260529C06840000","bid":279.8,"bid_size":3.0,"ask":281.3,"ask_size":9.0,"iv":0.1723,"open_interest":20.0,"volume":0.0,"delta":0.5636,"gamma":0.0006,"vega":14.0519,"theta":-1.1588,"rho":9.7992,"theo":280.3091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":305.1,"last_trade_time":"2026-02-06T09:44:56","percent_change":0.0,"prev_day_close":290.349990844727},{"option":"SPXW260529P06840000","bid":209.6,"bid_size":11.0,"ask":211.1,"ask_size":11.0,"iv":0.1724,"open_interest":77.0,"volume":0.0,"delta":-0.4365,"gamma":0.0006,"vega":14.0519,"theta":-1.1742,"rho":-8.7446,"theo":210.0307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":247.0,"last_trade_time":"2026-02-17T10:29:10","percent_change":0.0,"prev_day_close":199.650001525879},{"option":"SPXW260529C06850000","bid":273.2,"bid_size":3.0,"ask":274.7,"ask_size":11.0,"iv":0.1713,"open_interest":68.0,"volume":0.0,"delta":0.5574,"gamma":0.0006,"vega":14.0844,"theta":-1.1559,"rho":9.7012,"theo":273.6798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":269.13,"last_trade_time":"2026-02-17T15:30:03","percent_change":0.0,"prev_day_close":283.650009155273},{"option":"SPXW260529P06850000","bid":212.9,"bid_size":5.0,"ask":214.4,"ask_size":11.0,"iv":0.1713,"open_interest":159.0,"volume":2.0,"delta":-0.4428,"gamma":0.0006,"vega":14.0844,"theta":-1.1691,"rho":-8.8696,"theo":213.2883,"change":-6.35,"open":208.25,"high":208.25,"low":208.25,"tick":"down","last_trade_price":208.25,"last_trade_time":"2026-02-18T15:07:47","percent_change":-2.959,"prev_day_close":202.75},{"option":"SPXW260529C06860000","bid":266.6,"bid_size":2.0,"ask":268.2,"ask_size":11.0,"iv":0.1703,"open_interest":26.0,"volume":1.0,"delta":0.5511,"gamma":0.0006,"vega":14.1139,"theta":-1.1527,"rho":9.6019,"theo":267.1093,"change":6.42,"open":269.47,"high":269.47,"low":269.47,"tick":"down","last_trade_price":269.47,"last_trade_time":"2026-02-18T15:30:04","percent_change":2.4406,"prev_day_close":276.949996948242},{"option":"SPXW260529P06860000","bid":216.2,"bid_size":11.0,"ask":217.7,"ask_size":11.0,"iv":0.1703,"open_interest":115.0,"volume":1.0,"delta":-0.4491,"gamma":0.0006,"vega":14.1139,"theta":-1.1638,"rho":-8.996,"theo":216.6044,"change":-23.68,"open":194.32,"high":194.32,"low":194.32,"tick":"down","last_trade_price":194.32,"last_trade_time":"2026-02-18T10:21:44","percent_change":-10.8624,"prev_day_close":205.949996948242},{"option":"SPXW260529C06870000","bid":260.1,"bid_size":2.0,"ask":261.7,"ask_size":11.0,"iv":0.1693,"open_interest":34.0,"volume":2.0,"delta":0.5447,"gamma":0.0007,"vega":14.1403,"theta":-1.1492,"rho":9.5008,"theo":260.5987,"change":8.25,"open":264.9,"high":264.9,"low":264.9,"tick":"down","last_trade_price":264.9,"last_trade_time":"2026-02-18T14:59:32","percent_change":3.21449,"prev_day_close":270.300003051758},{"option":"SPXW260529P06870000","bid":219.6,"bid_size":5.0,"ask":221.1,"ask_size":11.0,"iv":0.1693,"open_interest":27.0,"volume":0.0,"delta":-0.4555,"gamma":0.0007,"vega":14.1403,"theta":-1.1581,"rho":-9.1242,"theo":219.9806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.61,"last_trade_time":"2026-02-17T10:12:00","percent_change":0.0,"prev_day_close":209.25},{"option":"SPXW260529C06875000","bid":256.9,"bid_size":7.0,"ask":258.4,"ask_size":6.0,"iv":0.1688,"open_interest":17.0,"volume":5.0,"delta":0.5414,"gamma":0.0007,"vega":14.1523,"theta":-1.1474,"rho":9.4494,"theo":257.3664,"change":23.2,"open":276.6,"high":276.6,"low":276.6,"tick":"up","last_trade_price":276.6,"last_trade_time":"2026-02-18T10:13:23","percent_change":9.15549,"prev_day_close":267.050003051758},{"option":"SPXW260529P06875000","bid":221.3,"bid_size":11.0,"ask":222.8,"ask_size":11.0,"iv":0.1688,"open_interest":86.0,"volume":0.0,"delta":-0.4588,"gamma":0.0007,"vega":14.1523,"theta":-1.1552,"rho":-9.1891,"theo":221.6917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.3,"last_trade_time":"2026-02-13T14:54:20","percent_change":0.0,"prev_day_close":210.849998474121},{"option":"SPXW260529C06880000","bid":253.7,"bid_size":3.0,"ask":255.2,"ask_size":11.0,"iv":0.1682,"open_interest":65.0,"volume":50.0,"delta":0.5382,"gamma":0.0007,"vega":14.1635,"theta":-1.1454,"rho":9.3974,"theo":254.1497,"change":26.57,"open":276.87,"high":276.87,"low":276.87,"tick":"up","last_trade_price":276.87,"last_trade_time":"2026-02-18T12:37:05","percent_change":10.6153,"prev_day_close":263.75},{"option":"SPXW260529P06880000","bid":223.0,"bid_size":11.0,"ask":224.5,"ask_size":11.0,"iv":0.1683,"open_interest":80.0,"volume":52.0,"delta":-0.462,"gamma":0.0007,"vega":14.1635,"theta":-1.1522,"rho":-9.2546,"theo":223.4184,"change":-24.98,"open":196.51,"high":200.02,"low":196.51,"tick":"up","last_trade_price":200.02,"last_trade_time":"2026-02-18T12:37:05","percent_change":-11.1022,"prev_day_close":212.550003051758},{"option":"SPXW260529C06890000","bid":247.3,"bid_size":3.0,"ask":248.8,"ask_size":9.0,"iv":0.1672,"open_interest":12.0,"volume":0.0,"delta":0.5316,"gamma":0.0007,"vega":14.1834,"theta":-1.1413,"rho":9.2914,"theo":247.7643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":305.76,"last_trade_time":"2026-02-11T14:01:09","percent_change":0.0,"prev_day_close":257.25},{"option":"SPXW260529P06890000","bid":226.5,"bid_size":11.0,"ask":228.0,"ask_size":11.0,"iv":0.1672,"open_interest":25.0,"volume":0.0,"delta":-0.4686,"gamma":0.0007,"vega":14.1834,"theta":-1.1459,"rho":-9.3877,"theo":226.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":205.9,"last_trade_time":"2026-02-06T12:54:31","percent_change":0.0,"prev_day_close":215.949996948242},{"option":"SPXW260529C06900000","bid":241.0,"bid_size":3.0,"ask":242.5,"ask_size":9.0,"iv":0.1662,"open_interest":38.0,"volume":0.0,"delta":0.525,"gamma":0.0007,"vega":14.1998,"theta":-1.1368,"rho":9.1828,"theo":241.4443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":240.1,"last_trade_time":"2026-02-17T09:41:33","percent_change":0.0,"prev_day_close":250.849998474121},{"option":"SPXW260529P06900000","bid":230.1,"bid_size":6.0,"ask":231.6,"ask_size":11.0,"iv":0.1663,"open_interest":322.0,"volume":10.0,"delta":-0.4752,"gamma":0.0007,"vega":14.1998,"theta":-1.1392,"rho":-9.5233,"theo":230.4865,"change":-20.29,"open":207.0,"high":211.96,"low":206.49,"tick":"up","last_trade_price":211.96,"last_trade_time":"2026-02-18T13:45:27","percent_change":-8.73628,"prev_day_close":219.349998474121},{"option":"SPXW260529C06910000","bid":234.8,"bid_size":3.0,"ask":236.3,"ask_size":11.0,"iv":0.1652,"open_interest":12.0,"volume":2.0,"delta":0.5183,"gamma":0.0007,"vega":14.2126,"theta":-1.132,"rho":9.0718,"theo":235.1918,"change":28.09,"open":248.75,"high":259.69,"low":248.75,"tick":"up","last_trade_price":259.69,"last_trade_time":"2026-02-18T10:48:55","percent_change":12.1287,"prev_day_close":244.5},{"option":"SPXW260529P06910000","bid":233.8,"bid_size":5.0,"ask":235.3,"ask_size":11.0,"iv":0.1653,"open_interest":8.0,"volume":2.0,"delta":-0.4819,"gamma":0.0007,"vega":14.2126,"theta":-1.1322,"rho":-9.6614,"theo":234.1207,"change":-28.1,"open":207.9,"high":207.9,"low":207.9,"tick":"down","last_trade_price":207.9,"last_trade_time":"2026-02-18T11:00:14","percent_change":-11.9068,"prev_day_close":222.900001525879},{"option":"SPXW260529C06920000","bid":228.6,"bid_size":3.0,"ask":230.1,"ask_size":6.0,"iv":0.1642,"open_interest":26.0,"volume":5.0,"delta":0.5115,"gamma":0.0007,"vega":14.2215,"theta":-1.1268,"rho":8.959,"theo":229.0085,"change":23.8,"open":242.45,"high":249.3,"low":242.45,"tick":"up","last_trade_price":249.3,"last_trade_time":"2026-02-18T10:38:45","percent_change":10.5543,"prev_day_close":238.150001525879},{"option":"SPXW260529P06920000","bid":237.5,"bid_size":11.0,"ask":239.0,"ask_size":11.0,"iv":0.1643,"open_interest":17.0,"volume":0.0,"delta":-0.4887,"gamma":0.0007,"vega":14.2215,"theta":-1.1249,"rho":-9.8012,"theo":237.8242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.08,"last_trade_time":"2026-02-13T11:09:39","percent_change":0.0,"prev_day_close":226.449996948242},{"option":"SPXW260529C06925000","bid":225.6,"bid_size":2.0,"ask":227.1,"ask_size":11.0,"iv":0.1638,"open_interest":84.0,"volume":50.0,"delta":0.508,"gamma":0.0007,"vega":14.2245,"theta":-1.1241,"rho":8.9022,"theo":225.9433,"change":24.92,"open":247.42,"high":247.42,"low":247.42,"tick":"up","last_trade_price":247.42,"last_trade_time":"2026-02-18T12:37:05","percent_change":11.2,"prev_day_close":234.949996948242},{"option":"SPXW260529P06925000","bid":239.4,"bid_size":5.0,"ask":240.9,"ask_size":11.0,"iv":0.1638,"open_interest":275.0,"volume":55.0,"delta":-0.4922,"gamma":0.0007,"vega":14.2245,"theta":-1.1211,"rho":-9.8716,"theo":239.7024,"change":-26.63,"open":217.95,"high":217.95,"low":213.3,"tick":"up","last_trade_price":215.02,"last_trade_time":"2026-02-18T12:37:05","percent_change":-11.0201,"prev_day_close":228.349998474121},{"option":"SPXW260529C06930000","bid":222.5,"bid_size":7.0,"ask":224.0,"ask_size":16.0,"iv":0.1632,"open_interest":25.0,"volume":0.0,"delta":0.5046,"gamma":0.0007,"vega":14.2265,"theta":-1.1213,"rho":8.8452,"theo":222.8959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.51,"last_trade_time":"2026-02-17T10:12:00","percent_change":0.0,"prev_day_close":231.849998474121},{"option":"SPXW260529P06930000","bid":241.3,"bid_size":5.0,"ask":242.8,"ask_size":11.0,"iv":0.1633,"open_interest":20.0,"volume":0.0,"delta":-0.4956,"gamma":0.0007,"vega":14.2265,"theta":-1.1172,"rho":-9.9421,"theo":241.5984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":206.22,"last_trade_time":"2026-02-09T10:08:27","percent_change":0.0,"prev_day_close":230.150001525879},{"option":"SPXW260529C06940000","bid":216.5,"bid_size":6.0,"ask":218.0,"ask_size":16.0,"iv":0.1622,"open_interest":13.0,"volume":0.0,"delta":0.4977,"gamma":0.0007,"vega":14.2275,"theta":-1.1155,"rho":8.7306,"theo":216.8552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":232.9,"last_trade_time":"2026-02-05T09:52:00","percent_change":0.0,"prev_day_close":225.75},{"option":"SPXW260529P06940000","bid":245.1,"bid_size":6.0,"ask":246.6,"ask_size":11.0,"iv":0.1623,"open_interest":19.0,"volume":0.0,"delta":-0.5025,"gamma":0.0007,"vega":14.2275,"theta":-1.1092,"rho":-10.0837,"theo":245.4445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.0,"last_trade_time":"2026-02-12T14:55:28","percent_change":0.0,"prev_day_close":233.849998474121},{"option":"SPXW260529C06950000","bid":210.5,"bid_size":12.0,"ask":212.0,"ask_size":11.0,"iv":0.1612,"open_interest":27.0,"volume":0.0,"delta":0.4906,"gamma":0.0007,"vega":14.2244,"theta":-1.1093,"rho":8.6156,"theo":210.8876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":226.0,"last_trade_time":"2026-02-12T12:23:02","percent_change":0.0,"prev_day_close":219.600006103516},{"option":"SPXW260529P06950000","bid":249.0,"bid_size":2.0,"ask":250.5,"ask_size":6.0,"iv":0.1613,"open_interest":111.0,"volume":0.0,"delta":-0.5096,"gamma":0.0007,"vega":14.2244,"theta":-1.1009,"rho":-10.2258,"theo":249.3636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.1,"last_trade_time":"2026-02-17T14:24:53","percent_change":0.0,"prev_day_close":237.650001525879},{"option":"SPXW260529C06960000","bid":204.6,"bid_size":12.0,"ask":206.1,"ask_size":11.0,"iv":0.1602,"open_interest":27.0,"volume":0.0,"delta":0.4836,"gamma":0.0007,"vega":14.2172,"theta":-1.1027,"rho":8.5,"theo":204.9941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":264.9,"last_trade_time":"2026-02-12T09:46:32","percent_change":0.0,"prev_day_close":213.550003051758},{"option":"SPXW260529P06960000","bid":253.0,"bid_size":2.0,"ask":254.5,"ask_size":6.0,"iv":0.1601,"open_interest":58.0,"volume":0.0,"delta":-0.5167,"gamma":0.0007,"vega":14.2172,"theta":-1.0921,"rho":-10.3685,"theo":253.3569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":222.0,"last_trade_time":"2026-02-12T10:48:59","percent_change":0.0,"prev_day_close":241.599998474121},{"option":"SPXW260529C06970000","bid":198.8,"bid_size":12.0,"ask":200.3,"ask_size":11.0,"iv":0.1593,"open_interest":20.0,"volume":0.0,"delta":0.4764,"gamma":0.0007,"vega":14.2057,"theta":-1.0958,"rho":8.3831,"theo":199.1762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":184.7,"last_trade_time":"2026-02-13T09:42:51","percent_change":0.0,"prev_day_close":207.600006103516},{"option":"SPXW260529P06970000","bid":257.1,"bid_size":2.0,"ask":258.6,"ask_size":6.0,"iv":0.1593,"open_interest":65.0,"volume":0.0,"delta":-0.5238,"gamma":0.0007,"vega":14.2057,"theta":-1.0831,"rho":-10.5124,"theo":257.4257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":263.49,"last_trade_time":"2026-02-12T13:35:06","percent_change":0.0,"prev_day_close":245.5},{"option":"SPXW260529C06975000","bid":195.9,"bid_size":12.0,"ask":197.5,"ask_size":16.0,"iv":0.1588,"open_interest":1.0,"volume":0.0,"delta":0.4728,"gamma":0.0007,"vega":14.1982,"theta":-1.0923,"rho":8.324,"theo":196.2961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.3,"last_trade_time":"2026-01-05T15:26:20","percent_change":0.0,"prev_day_close":204.700004577637},{"option":"SPXW260529P06975000","bid":259.0,"bid_size":2.0,"ask":260.7,"ask_size":6.0,"iv":0.1588,"open_interest":55.0,"volume":0.0,"delta":-0.5274,"gamma":0.0007,"vega":14.1982,"theta":-1.0784,"rho":-10.5851,"theo":259.489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.54,"last_trade_time":"2026-02-12T13:35:06","percent_change":0.0,"prev_day_close":247.549995422363},{"option":"SPXW260529C06980000","bid":193.1,"bid_size":11.0,"ask":194.6,"ask_size":11.0,"iv":0.1583,"open_interest":21.0,"volume":0.0,"delta":0.4692,"gamma":0.0007,"vega":14.1896,"theta":-1.0886,"rho":8.2643,"theo":193.4356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.92,"last_trade_time":"2026-01-26T14:23:14","percent_change":0.0,"prev_day_close":201.75},{"option":"SPXW260529P06980000","bid":261.1,"bid_size":2.0,"ask":262.8,"ask_size":6.0,"iv":0.1583,"open_interest":11.0,"volume":0.0,"delta":-0.531,"gamma":0.0007,"vega":14.1896,"theta":-1.0737,"rho":-10.6583,"theo":261.5719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":220.5,"last_trade_time":"2026-01-28T12:40:27","percent_change":0.0,"prev_day_close":249.5},{"option":"SPXW260529C06990000","bid":187.4,"bid_size":12.0,"ask":188.9,"ask_size":11.0,"iv":0.1573,"open_interest":6.0,"volume":3.0,"delta":0.4619,"gamma":0.0007,"vega":14.1687,"theta":-1.081,"rho":8.143,"theo":187.7746,"change":21.75,"open":206.7,"high":206.7,"low":206.7,"tick":"down","last_trade_price":206.7,"last_trade_time":"2026-02-18T10:21:09","percent_change":11.7599,"prev_day_close":196.0},{"option":"SPXW260529P06990000","bid":265.5,"bid_size":2.0,"ask":267.0,"ask_size":6.0,"iv":0.1573,"open_interest":1.0,"volume":0.0,"delta":-0.5383,"gamma":0.0007,"vega":14.1687,"theta":-1.0639,"rho":-10.8067,"theo":265.7976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.1,"last_trade_time":"2026-02-02T15:44:09","percent_change":0.0,"prev_day_close":253.599998474121},{"option":"SPXW260529C07000000","bid":181.9,"bid_size":11.0,"ask":183.4,"ask_size":16.0,"iv":0.1564,"open_interest":67.0,"volume":2.0,"delta":0.4545,"gamma":0.0007,"vega":14.1428,"theta":-1.0731,"rho":8.0191,"theo":182.1955,"change":15.6,"open":205.0,"high":205.0,"low":195.0,"tick":"down","last_trade_price":195.0,"last_trade_time":"2026-02-18T13:51:56","percent_change":8.69566,"prev_day_close":190.349998474121},{"option":"SPXW260529P07000000","bid":269.8,"bid_size":2.0,"ask":271.3,"ask_size":6.0,"iv":0.1562,"open_interest":634.0,"volume":0.0,"delta":-0.5457,"gamma":0.0007,"vega":14.1428,"theta":-1.0538,"rho":-10.9577,"theo":270.1053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":274.77,"last_trade_time":"2026-02-12T12:01:48","percent_change":0.0,"prev_day_close":257.75},{"option":"SPXW260529C07010000","bid":176.4,"bid_size":11.0,"ask":177.9,"ask_size":11.0,"iv":0.1554,"open_interest":19.0,"volume":0.0,"delta":0.4471,"gamma":0.0007,"vega":14.1116,"theta":-1.0648,"rho":7.8927,"theo":176.7007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":174.8,"last_trade_time":"2026-02-05T10:39:58","percent_change":0.0,"prev_day_close":184.600006103516},{"option":"SPXW260529P07010000","bid":274.2,"bid_size":2.0,"ask":275.7,"ask_size":6.0,"iv":0.1554,"open_interest":68.0,"volume":0.0,"delta":-0.5531,"gamma":0.0007,"vega":14.1116,"theta":-1.0434,"rho":-11.1111,"theo":274.4973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.7,"last_trade_time":"2026-01-29T13:36:03","percent_change":0.0,"prev_day_close":262.0},{"option":"SPXW260529C07020000","bid":171.0,"bid_size":11.0,"ask":172.5,"ask_size":11.0,"iv":0.1545,"open_interest":6.0,"volume":0.0,"delta":0.4396,"gamma":0.0007,"vega":14.0752,"theta":-1.0562,"rho":7.7648,"theo":171.2922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.67,"last_trade_time":"2026-01-30T15:35:01","percent_change":0.0,"prev_day_close":179.050003051758},{"option":"SPXW260529P07020000","bid":278.7,"bid_size":2.0,"ask":280.2,"ask_size":6.0,"iv":0.1544,"open_interest":4.0,"volume":1.0,"delta":-0.5606,"gamma":0.0007,"vega":14.0752,"theta":-1.0325,"rho":-11.2661,"theo":278.9756,"change":-30.31,"open":251.49,"high":251.49,"low":251.49,"tick":"down","last_trade_price":251.49,"last_trade_time":"2026-02-18T11:30:48","percent_change":-10.7559,"prev_day_close":266.349990844727},{"option":"SPXW260529C07025000","bid":168.3,"bid_size":11.0,"ask":169.8,"ask_size":11.0,"iv":0.154,"open_interest":15.0,"volume":0.0,"delta":0.4358,"gamma":0.0007,"vega":14.0551,"theta":-1.0517,"rho":7.7005,"theo":168.6209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":167.53,"last_trade_time":"2026-02-17T15:10:34","percent_change":0.0,"prev_day_close":176.300003051758},{"option":"SPXW260529P07025000","bid":280.8,"bid_size":2.0,"ask":282.5,"ask_size":6.0,"iv":0.154,"open_interest":41.0,"volume":0.0,"delta":-0.5644,"gamma":0.0007,"vega":14.0551,"theta":-1.027,"rho":-11.344,"theo":281.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":221.9,"last_trade_time":"2026-02-09T15:11:15","percent_change":0.0,"prev_day_close":268.550003051758},{"option":"SPXW260529C07030000","bid":165.7,"bid_size":11.0,"ask":167.2,"ask_size":11.0,"iv":0.1535,"open_interest":70.0,"volume":1.0,"delta":0.4321,"gamma":0.0007,"vega":14.0338,"theta":-1.0472,"rho":7.6361,"theo":165.9717,"change":5.82,"open":169.27,"high":169.27,"low":169.27,"tick":"down","last_trade_price":169.27,"last_trade_time":"2026-02-18T15:10:35","percent_change":3.56072,"prev_day_close":173.599998474121},{"option":"SPXW260529P07030000","bid":283.1,"bid_size":2.0,"ask":284.8,"ask_size":6.0,"iv":0.1535,"open_interest":60.0,"volume":0.0,"delta":-0.5681,"gamma":0.0007,"vega":14.0338,"theta":-1.0214,"rho":-11.4219,"theo":283.5418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.6,"last_trade_time":"2026-02-04T12:03:11","percent_change":0.0,"prev_day_close":270.75},{"option":"SPXW260529C07040000","bid":160.5,"bid_size":10.0,"ask":161.9,"ask_size":11.0,"iv":0.1526,"open_interest":55.0,"volume":0.0,"delta":0.4245,"gamma":0.0007,"vega":13.9875,"theta":-1.0378,"rho":7.5074,"theo":160.7403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":172.8,"last_trade_time":"2026-02-13T11:57:26","percent_change":0.0,"prev_day_close":168.25},{"option":"SPXW260529P07040000","bid":287.9,"bid_size":2.0,"ask":289.4,"ask_size":6.0,"iv":0.1524,"open_interest":19.0,"volume":0.0,"delta":-0.5757,"gamma":0.0007,"vega":13.9875,"theta":-1.0099,"rho":-11.5776,"theo":288.1972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":233.0,"last_trade_time":"2026-02-09T11:05:04","percent_change":0.0,"prev_day_close":275.300003051758},{"option":"SPXW260529C07050000","bid":155.3,"bid_size":12.0,"ask":156.8,"ask_size":12.0,"iv":0.1516,"open_interest":102.0,"volume":20.0,"delta":0.4168,"gamma":0.0007,"vega":13.9365,"theta":-1.0281,"rho":7.3789,"theo":155.5988,"change":19.88,"open":173.08,"high":173.13,"low":173.08,"tick":"no_change","last_trade_price":173.13,"last_trade_time":"2026-02-18T10:18:51","percent_change":12.9723,"prev_day_close":162.949996948242},{"option":"SPXW260529P07050000","bid":292.7,"bid_size":2.0,"ask":294.2,"ask_size":6.0,"iv":0.1517,"open_interest":24.0,"volume":2.0,"delta":-0.5834,"gamma":0.0007,"vega":13.9365,"theta":-0.998,"rho":-11.7332,"theo":292.9425,"change":-31.88,"open":264.37,"high":264.37,"low":264.37,"tick":"down","last_trade_price":264.37,"last_trade_time":"2026-02-18T11:30:48","percent_change":-10.7612,"prev_day_close":279.599990844727},{"option":"SPXW260529C07060000","bid":150.3,"bid_size":12.0,"ask":151.8,"ask_size":12.0,"iv":0.1507,"open_interest":60.0,"volume":20.0,"delta":0.4092,"gamma":0.0007,"vega":13.8807,"theta":-1.0181,"rho":7.2502,"theo":150.5482,"change":19.53,"open":167.73,"high":167.78,"low":167.73,"tick":"no_change","last_trade_price":167.78,"last_trade_time":"2026-02-18T10:18:51","percent_change":13.1737,"prev_day_close":157.75},{"option":"SPXW260529P07060000","bid":297.5,"bid_size":2.0,"ask":299.0,"ask_size":6.0,"iv":0.1508,"open_interest":3.0,"volume":0.0,"delta":-0.591,"gamma":0.0007,"vega":13.8807,"theta":-0.9858,"rho":-11.889,"theo":297.7786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.38,"last_trade_time":"2026-02-13T14:24:57","percent_change":0.0,"prev_day_close":284.649993896484},{"option":"SPXW260529C07070000","bid":145.3,"bid_size":12.0,"ask":146.8,"ask_size":12.0,"iv":0.1498,"open_interest":49.0,"volume":10.0,"delta":0.4014,"gamma":0.0007,"vega":13.8196,"theta":-1.0077,"rho":7.1206,"theo":145.5897,"change":3.2,"open":146.6,"high":146.6,"low":146.6,"tick":"down","last_trade_price":146.6,"last_trade_time":"2026-02-18T09:33:46","percent_change":2.23152,"prev_day_close":152.550003051758},{"option":"SPXW260529P07070000","bid":302.3,"bid_size":2.0,"ask":304.0,"ask_size":6.0,"iv":0.1499,"open_interest":12.0,"volume":0.0,"delta":-0.5988,"gamma":0.0007,"vega":13.8196,"theta":-0.9733,"rho":-12.0457,"theo":302.7068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":248.95,"last_trade_time":"2026-01-26T13:29:27","percent_change":0.0,"prev_day_close":289.349990844727},{"option":"SPXW260529C07075000","bid":142.9,"bid_size":13.0,"ask":144.3,"ask_size":12.0,"iv":0.1493,"open_interest":58.0,"volume":6.0,"delta":0.3976,"gamma":0.0007,"vega":13.7869,"theta":-1.0024,"rho":7.0551,"theo":143.1454,"change":17.8,"open":158.8,"high":158.8,"low":158.8,"tick":"up","last_trade_price":158.8,"last_trade_time":"2026-02-18T10:38:45","percent_change":12.6241,"prev_day_close":150.100006103516},{"option":"SPXW260529P07075000","bid":304.8,"bid_size":2.0,"ask":306.5,"ask_size":6.0,"iv":0.1494,"open_interest":36.0,"volume":1.0,"delta":-0.6026,"gamma":0.0007,"vega":13.7869,"theta":-0.9669,"rho":-12.1246,"theo":305.206,"change":-32.8,"open":275.75,"high":275.75,"low":275.75,"tick":"up","last_trade_price":275.75,"last_trade_time":"2026-02-18T11:30:48","percent_change":-10.6304,"prev_day_close":291.75},{"option":"SPXW260529C07080000","bid":140.5,"bid_size":17.0,"ask":141.9,"ask_size":12.0,"iv":0.149,"open_interest":61.0,"volume":10.0,"delta":0.3937,"gamma":0.0007,"vega":13.7528,"theta":-0.9971,"rho":6.9891,"theo":140.7249,"change":3.15,"open":141.75,"high":141.75,"low":141.75,"tick":"up","last_trade_price":141.75,"last_trade_time":"2026-02-18T09:33:46","percent_change":2.27272,"prev_day_close":147.550003051758},{"option":"SPXW260529P07080000","bid":307.4,"bid_size":2.0,"ask":309.0,"ask_size":6.0,"iv":0.1489,"open_interest":69.0,"volume":0.0,"delta":-0.6065,"gamma":0.0007,"vega":13.7528,"theta":-0.9605,"rho":-12.2042,"theo":307.7288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":254.0,"last_trade_time":"2026-02-02T11:01:01","percent_change":0.0,"prev_day_close":294.300003051758},{"option":"SPXW260529C07090000","bid":135.7,"bid_size":12.0,"ask":137.1,"ask_size":12.0,"iv":0.148,"open_interest":22.0,"volume":20.0,"delta":0.3859,"gamma":0.0007,"vega":13.6798,"theta":-0.9861,"rho":6.8555,"theo":135.9558,"change":10.54,"open":144.42,"high":144.49,"low":144.42,"tick":"up","last_trade_price":144.49,"last_trade_time":"2026-02-18T09:58:06","percent_change":7.86861,"prev_day_close":142.600006103516},{"option":"SPXW260529P07090000","bid":312.6,"bid_size":2.0,"ask":314.1,"ask_size":6.0,"iv":0.148,"open_interest":4.0,"volume":0.0,"delta":-0.6143,"gamma":0.0007,"vega":13.6798,"theta":-0.9473,"rho":-12.3649,"theo":312.8465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.0,"last_trade_time":"2026-02-02T13:28:49","percent_change":0.0,"prev_day_close":299.150009155273},{"option":"SPXW260529C07100000","bid":131.0,"bid_size":13.0,"ask":132.4,"ask_size":13.0,"iv":0.1472,"open_interest":145.0,"volume":20.0,"delta":0.3781,"gamma":0.0007,"vega":13.6004,"theta":-0.9748,"rho":6.7197,"theo":131.2844,"change":10.34,"open":139.57,"high":139.64,"low":139.57,"tick":"up","last_trade_price":139.64,"last_trade_time":"2026-02-18T09:58:06","percent_change":7.9969,"prev_day_close":137.800003051758},{"option":"SPXW260529P07100000","bid":317.8,"bid_size":2.0,"ask":319.3,"ask_size":6.0,"iv":0.1472,"open_interest":76.0,"volume":0.0,"delta":-0.6221,"gamma":0.0007,"vega":13.6004,"theta":-0.9338,"rho":-12.5277,"theo":318.0618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":324.66,"last_trade_time":"2026-02-12T15:31:32","percent_change":0.0,"prev_day_close":304.199996948242},{"option":"SPXW260529C07110000","bid":126.4,"bid_size":18.0,"ask":127.9,"ask_size":13.0,"iv":0.1463,"open_interest":15.0,"volume":0.0,"delta":0.3703,"gamma":0.0007,"vega":13.5148,"theta":-0.9632,"rho":6.5829,"theo":126.7122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":132.7,"last_trade_time":"2026-02-13T14:46:47","percent_change":0.0,"prev_day_close":133.0},{"option":"SPXW260529P07110000","bid":323.1,"bid_size":2.0,"ask":324.6,"ask_size":6.0,"iv":0.1463,"open_interest":11.0,"volume":0.0,"delta":-0.6299,"gamma":0.0007,"vega":13.5148,"theta":-0.92,"rho":-12.6916,"theo":323.3764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":265.47,"last_trade_time":"2026-01-28T13:37:40","percent_change":0.0,"prev_day_close":309.349990844727},{"option":"SPXW260529C07125000","bid":119.8,"bid_size":12.0,"ask":121.2,"ask_size":14.0,"iv":0.145,"open_interest":39.0,"volume":0.0,"delta":0.3585,"gamma":0.0007,"vega":13.3758,"theta":-0.9452,"rho":6.3779,"theo":120.0416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":131.89,"last_trade_time":"2026-02-12T15:10:16","percent_change":0.0,"prev_day_close":126.099998474121},{"option":"SPXW260529P07125000","bid":331.1,"bid_size":2.0,"ask":332.7,"ask_size":5.0,"iv":0.1449,"open_interest":0.0,"volume":0.0,"delta":-0.6417,"gamma":0.0007,"vega":13.3758,"theta":-0.8988,"rho":-12.9372,"theo":331.5359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":327.76,"last_trade_time":"2026-02-12T15:10:16","percent_change":0.0,"prev_day_close":317.300003051758},{"option":"SPXW260529C07150000","bid":109.1,"bid_size":15.0,"ask":110.5,"ask_size":15.0,"iv":0.1429,"open_interest":36.0,"volume":0.0,"delta":0.3389,"gamma":0.0007,"vega":13.1205,"theta":-0.9137,"rho":6.0411,"theo":109.4239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.09,"last_trade_time":"2026-02-03T10:44:46","percent_change":0.0,"prev_day_close":115.049999237061},{"option":"SPXW260529P07150000","bid":345.3,"bid_size":1.0,"ask":346.8,"ask_size":1.0,"iv":0.143,"open_interest":63.0,"volume":1.0,"delta":-0.6613,"gamma":0.0007,"vega":13.1205,"theta":-0.862,"rho":-13.3416,"theo":345.6351,"change":-40.7,"open":308.7,"high":308.7,"low":308.7,"tick":"up","last_trade_price":308.7,"last_trade_time":"2026-02-18T11:08:18","percent_change":-11.6485,"prev_day_close":330.849990844727},{"option":"SPXW260529C07175000","bid":99.1,"bid_size":15.0,"ask":100.4,"ask_size":15.0,"iv":0.1409,"open_interest":55.0,"volume":0.0,"delta":0.3193,"gamma":0.0007,"vega":12.8323,"theta":-0.8807,"rho":5.7026,"theo":99.4315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":151.0,"last_trade_time":"2026-02-09T14:23:00","percent_change":0.0,"prev_day_close":104.649997711182},{"option":"SPXW260529P07175000","bid":359.9,"bid_size":1.0,"ask":361.5,"ask_size":1.0,"iv":0.141,"open_interest":9.0,"volume":0.0,"delta":-0.6809,"gamma":0.0007,"vega":12.8323,"theta":-0.8235,"rho":-13.7478,"theo":360.3596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":328.71,"last_trade_time":"2026-01-23T09:31:14","percent_change":0.0,"prev_day_close":345.150009155273},{"option":"SPXW260529C07200000","bid":89.7,"bid_size":23.0,"ask":91.0,"ask_size":17.0,"iv":0.139,"open_interest":159.0,"volume":2.0,"delta":0.2999,"gamma":0.0007,"vega":12.5041,"theta":-0.8462,"rho":5.3584,"theo":90.0734,"change":14.4,"open":103.09,"high":103.09,"low":103.0,"tick":"down","last_trade_price":103.0,"last_trade_time":"2026-02-18T12:28:44","percent_change":16.2528,"prev_day_close":94.75},{"option":"SPXW260529P07200000","bid":373.0,"bid_size":4.0,"ask":378.7,"ask_size":4.0,"iv":0.1389,"open_interest":127.0,"volume":0.0,"delta":-0.7003,"gamma":0.0007,"vega":12.5041,"theta":-0.7836,"rho":-14.1597,"theo":375.7184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":385.0,"last_trade_time":"2026-02-13T11:13:11","percent_change":0.0,"prev_day_close":360.050003051758},{"option":"SPXW260529C07225000","bid":80.9,"bid_size":24.0,"ask":82.2,"ask_size":18.0,"iv":0.1372,"open_interest":256.0,"volume":6.0,"delta":0.2807,"gamma":0.0007,"vega":12.145,"theta":-0.8104,"rho":5.0225,"theo":81.345,"change":12.2,"open":92.6,"high":92.6,"low":92.1,"tick":"no_change","last_trade_price":92.1,"last_trade_time":"2026-02-18T10:19:59","percent_change":15.2691,"prev_day_close":85.5999984741211},{"option":"SPXW260529P07225000","bid":388.8,"bid_size":4.0,"ask":394.5,"ask_size":4.0,"iv":0.137,"open_interest":13.0,"volume":0.0,"delta":-0.7195,"gamma":0.0007,"vega":12.145,"theta":-0.7423,"rho":-14.5632,"theo":391.707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":343.5,"last_trade_time":"2026-02-11T10:34:16","percent_change":0.0,"prev_day_close":375.0},{"option":"SPXW260529C07250000","bid":72.8,"bid_size":18.0,"ask":74.0,"ask_size":18.0,"iv":0.1354,"open_interest":122.0,"volume":6.0,"delta":0.2619,"gamma":0.0007,"vega":11.7624,"theta":-0.7734,"rho":4.6942,"theo":73.2275,"change":11.25,"open":83.6,"high":83.6,"low":83.15,"tick":"no_change","last_trade_price":83.15,"last_trade_time":"2026-02-18T10:19:59","percent_change":15.6467,"prev_day_close":77.0499992370606},{"option":"SPXW260529P07250000","bid":405.2,"bid_size":4.0,"ask":411.5,"ask_size":4.0,"iv":0.1353,"open_interest":16.0,"volume":0.0,"delta":-0.7383,"gamma":0.0007,"vega":11.7624,"theta":-0.7,"rho":-14.9592,"theo":408.3063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":393.2,"last_trade_time":"2026-02-13T12:23:09","percent_change":0.0,"prev_day_close":391.050003051758},{"option":"SPXW260529C07275000","bid":65.3,"bid_size":16.0,"ask":66.5,"ask_size":20.0,"iv":0.1338,"open_interest":177.0,"volume":0.0,"delta":0.2434,"gamma":0.0006,"vega":11.3465,"theta":-0.7357,"rho":4.3648,"theo":65.7124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":70.15,"last_trade_time":"2026-02-13T11:35:58","percent_change":0.0,"prev_day_close":69.1499977111816},{"option":"SPXW260529P07275000","bid":422.4,"bid_size":4.0,"ask":428.5,"ask_size":4.0,"iv":0.1336,"open_interest":5.0,"volume":0.0,"delta":-0.7568,"gamma":0.0006,"vega":11.3465,"theta":-0.6568,"rho":-15.3562,"theo":425.5082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":438.05,"last_trade_time":"2026-01-02T12:54:57","percent_change":0.0,"prev_day_close":408.099990844727},{"option":"SPXW260529C07300000","bid":58.3,"bid_size":21.0,"ask":59.5,"ask_size":21.0,"iv":0.1322,"open_interest":275.0,"volume":106.0,"delta":0.2255,"gamma":0.0006,"vega":10.9029,"theta":-0.6972,"rho":4.0466,"theo":58.7872,"change":10.6,"open":58.8,"high":68.25,"low":58.8,"tick":"up","last_trade_price":68.25,"last_trade_time":"2026-02-18T10:56:53","percent_change":18.3868,"prev_day_close":61.8500003814697},{"option":"SPXW260529P07300000","bid":440.1,"bid_size":4.0,"ask":446.3,"ask_size":4.0,"iv":0.132,"open_interest":36.0,"volume":0.0,"delta":-0.7747,"gamma":0.0006,"vega":10.9029,"theta":-0.613,"rho":-15.7421,"theo":443.2999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":468.5,"last_trade_time":"2026-02-13T10:47:23","percent_change":0.0,"prev_day_close":425.25},{"option":"SPXW260529C07325000","bid":51.9,"bid_size":29.0,"ask":53.1,"ask_size":19.0,"iv":0.1308,"open_interest":106.0,"volume":0.0,"delta":0.2082,"gamma":0.0006,"vega":10.4466,"theta":-0.6585,"rho":3.7421,"theo":52.4241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":54.63,"last_trade_time":"2026-02-17T14:24:20","percent_change":0.0,"prev_day_close":55.1499996185303},{"option":"SPXW260529P07325000","bid":458.5,"bid_size":4.0,"ask":464.5,"ask_size":4.0,"iv":0.1305,"open_interest":12.0,"volume":0.0,"delta":-0.792,"gamma":0.0006,"vega":10.4466,"theta":-0.5688,"rho":-16.1142,"theo":461.6536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.45,"last_trade_time":"2026-01-02T12:54:57","percent_change":0.0,"prev_day_close":443.199996948242},{"option":"SPXW260529C07350000","bid":46.2,"bid_size":10.0,"ask":47.4,"ask_size":30.0,"iv":0.1294,"open_interest":255.0,"volume":7.0,"delta":0.1915,"gamma":0.0006,"vega":9.9696,"theta":-0.6196,"rho":3.442,"theo":46.6054,"change":7.85,"open":53.18,"high":53.55,"low":53.18,"tick":"up","last_trade_price":53.55,"last_trade_time":"2026-02-18T10:28:21","percent_change":17.1772,"prev_day_close":49.1000003814697},{"option":"SPXW260529P07350000","bid":477.2,"bid_size":4.0,"ask":483.6,"ask_size":4.0,"iv":0.1291,"open_interest":32.0,"volume":0.0,"delta":-0.8087,"gamma":0.0006,"vega":9.9696,"theta":-0.5245,"rho":-16.4821,"theo":480.5519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":487.1,"last_trade_time":"2026-02-12T15:33:54","percent_change":0.0,"prev_day_close":462.100006103516},{"option":"SPXW260529C07375000","bid":40.9,"bid_size":18.0,"ask":42.0,"ask_size":21.0,"iv":0.1282,"open_interest":314.0,"volume":19.0,"delta":0.1755,"gamma":0.0006,"vega":9.4738,"theta":-0.5809,"rho":3.1562,"theo":41.3136,"change":7.12,"open":47.2,"high":47.57,"low":47.2,"tick":"up","last_trade_price":47.57,"last_trade_time":"2026-02-18T10:43:45","percent_change":17.602,"prev_day_close":43.5500011444092},{"option":"SPXW260529P07375000","bid":496.4,"bid_size":4.0,"ask":503.3,"ask_size":4.0,"iv":0.1279,"open_interest":0.0,"volume":0.0,"delta":-0.8247,"gamma":0.0006,"vega":9.4738,"theta":-0.4804,"rho":-16.8355,"theo":499.977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":481.25},{"option":"SPXW260529C07400000","bid":36.2,"bid_size":11.0,"ask":37.2,"ask_size":23.0,"iv":0.127,"open_interest":96.0,"volume":2.0,"delta":0.1604,"gamma":0.0005,"vega":8.9771,"theta":-0.5427,"rho":2.8878,"theo":36.5167,"change":6.55,"open":36.72,"high":42.3,"low":36.72,"tick":"up","last_trade_price":42.3,"last_trade_time":"2026-02-18T10:43:02","percent_change":18.3217,"prev_day_close":38.5500011444092},{"option":"SPXW260529P07400000","bid":516.4,"bid_size":4.0,"ask":523.4,"ask_size":4.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":-0.8398,"gamma":0.0005,"vega":8.9771,"theta":-0.4367,"rho":-17.1715,"theo":519.897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.550003051758},{"option":"SPXW260529C07425000","bid":31.9,"bid_size":12.0,"ask":32.9,"ask_size":26.0,"iv":0.1259,"open_interest":110.0,"volume":2.0,"delta":0.146,"gamma":0.0005,"vega":8.4751,"theta":-0.5053,"rho":2.6281,"theo":32.1918,"change":5.62,"open":32.44,"high":37.27,"low":32.44,"tick":"up","last_trade_price":37.27,"last_trade_time":"2026-02-18T10:43:45","percent_change":17.7567,"prev_day_close":33.9500007629394},{"option":"SPXW260529P07425000","bid":536.8,"bid_size":3.0,"ask":543.4,"ask_size":3.0,"iv":0.1254,"open_interest":0.0,"volume":0.0,"delta":-0.8542,"gamma":0.0005,"vega":8.4751,"theta":-0.3939,"rho":-17.4989,"theo":540.289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":521.200012207031},{"option":"SPXW260529C07450000","bid":28.0,"bid_size":15.0,"ask":29.0,"ask_size":27.0,"iv":0.1249,"open_interest":166.0,"volume":0.0,"delta":0.1325,"gamma":0.0005,"vega":7.9672,"theta":-0.4689,"rho":2.3856,"theo":28.3158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":27.47,"last_trade_time":"2026-02-17T15:34:52","percent_change":0.0,"prev_day_close":29.8999996185303},{"option":"SPXW260529P07450000","bid":557.6,"bid_size":3.0,"ask":564.3,"ask_size":3.0,"iv":0.1244,"open_interest":0.0,"volume":0.0,"delta":-0.8677,"gamma":0.0005,"vega":7.9672,"theta":-0.3521,"rho":-17.8091,"theo":561.1298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":541.850006103516},{"option":"SPXW260529C07475000","bid":24.6,"bid_size":22.0,"ask":25.5,"ask_size":30.0,"iv":0.124,"open_interest":38.0,"volume":4.0,"delta":0.1199,"gamma":0.0004,"vega":7.4704,"theta":-0.4338,"rho":2.162,"theo":24.8537,"change":4.45,"open":28.6,"high":29.0,"low":28.6,"tick":"up","last_trade_price":29.0,"last_trade_time":"2026-02-18T10:40:29","percent_change":18.1263,"prev_day_close":26.3000001907349},{"option":"SPXW260529P07475000","bid":578.8,"bid_size":3.0,"ask":585.6,"ask_size":3.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.8803,"gamma":0.0004,"vega":7.4704,"theta":-0.3115,"rho":-18.1003,"theo":582.3846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.200012207031},{"option":"SPXW260529C07500000","bid":21.5,"bid_size":33.0,"ask":22.5,"ask_size":52.0,"iv":0.1232,"open_interest":349.0,"volume":16.0,"delta":0.1082,"gamma":0.0004,"vega":6.9834,"theta":-0.4002,"rho":1.9497,"theo":21.7785,"change":4.52,"open":25.4,"high":26.07,"low":25.15,"tick":"no_change","last_trade_price":26.07,"last_trade_time":"2026-02-18T12:20:52","percent_change":20.9745,"prev_day_close":23.0500001907349},{"option":"SPXW260529P07500000","bid":599.9,"bid_size":3.0,"ask":607.5,"ask_size":3.0,"iv":0.1223,"open_interest":119.0,"volume":0.0,"delta":-0.892,"gamma":0.0004,"vega":6.9834,"theta":-0.2725,"rho":-18.3803,"theo":604.0264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":666.0,"last_trade_time":"2026-02-17T10:28:59","percent_change":0.0,"prev_day_close":584.950012207031},{"option":"SPXW260529C07525000","bid":18.9,"bid_size":27.0,"ask":19.7,"ask_size":36.0,"iv":0.1224,"open_interest":100.0,"volume":0.0,"delta":0.0975,"gamma":0.0004,"vega":6.5038,"theta":-0.3682,"rho":1.7555,"theo":19.0629,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.8,"last_trade_time":"2026-02-17T14:29:31","percent_change":0.0,"prev_day_close":20.25},{"option":"SPXW260529P07525000","bid":622.5,"bid_size":3.0,"ask":629.4,"ask_size":3.0,"iv":0.1219,"open_interest":0.0,"volume":0.0,"delta":-0.9027,"gamma":0.0004,"vega":6.5038,"theta":-0.2352,"rho":-18.6422,"theo":626.0277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":606.399993896484},{"option":"SPXW260529C07550000","bid":16.5,"bid_size":24.0,"ask":17.3,"ask_size":39.0,"iv":0.1218,"open_interest":49.0,"volume":3.0,"delta":0.0876,"gamma":0.0004,"vega":6.045,"theta":-0.3381,"rho":1.5797,"theo":16.6713,"change":2.91,"open":19.56,"high":19.56,"low":19.56,"tick":"no_change","last_trade_price":19.56,"last_trade_time":"2026-02-18T10:44:44","percent_change":17.4775,"prev_day_close":17.75},{"option":"SPXW260529P07550000","bid":644.8,"bid_size":3.0,"ask":651.8,"ask_size":3.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.9126,"gamma":0.0004,"vega":6.045,"theta":-0.1996,"rho":-18.8856,"theo":648.353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.599975585938},{"option":"SPXW260529C07600000","bid":12.6,"bid_size":52.0,"ask":13.3,"ask_size":71.0,"iv":0.1208,"open_interest":144.0,"volume":20.0,"delta":0.0705,"gamma":0.0003,"vega":5.1875,"theta":-0.2838,"rho":1.2684,"theo":12.7473,"change":2.61,"open":15.41,"high":15.41,"low":15.41,"tick":"no_change","last_trade_price":15.41,"last_trade_time":"2026-02-18T12:20:52","percent_change":20.3906,"prev_day_close":13.5999999046326},{"option":"SPXW260529P07600000","bid":690.2,"bid_size":3.0,"ask":697.4,"ask_size":3.0,"iv":0.1203,"open_interest":0.0,"volume":0.0,"delta":-0.9297,"gamma":0.0003,"vega":5.1875,"theta":-0.1344,"rho":-19.3323,"theo":693.8627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":674.450012207031},{"option":"SPXW260529C07650000","bid":9.6,"bid_size":63.0,"ask":10.3,"ask_size":97.0,"iv":0.1202,"open_interest":115.0,"volume":3.0,"delta":0.0565,"gamma":0.0003,"vega":4.4245,"theta":-0.2372,"rho":1.0173,"theo":9.772,"change":1.71,"open":11.51,"high":11.51,"low":11.51,"tick":"no_change","last_trade_price":11.51,"last_trade_time":"2026-02-18T10:44:44","percent_change":17.449,"prev_day_close":10.4499998092651},{"option":"SPXW260529P07650000","bid":736.6,"bid_size":3.0,"ask":744.1,"ask_size":3.0,"iv":0.1199,"open_interest":0.0,"volume":0.0,"delta":-0.9437,"gamma":0.0003,"vega":4.4245,"theta":-0.0771,"rho":-19.7187,"theo":740.3213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":720.450012207031},{"option":"SPXW260529C07700000","bid":7.4,"bid_size":59.0,"ask":7.9,"ask_size":103.0,"iv":0.1199,"open_interest":181.0,"volume":1.0,"delta":0.0453,"gamma":0.0002,"vega":3.7577,"theta":-0.1982,"rho":0.8158,"theo":7.5383,"change":1.2,"open":8.8,"high":8.8,"low":8.8,"tick":"up","last_trade_price":8.8,"last_trade_time":"2026-02-18T10:16:05","percent_change":15.7895,"prev_day_close":8.0},{"option":"SPXW260529P07700000","bid":783.7,"bid_size":2.0,"ask":791.4,"ask_size":2.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.9548,"gamma":0.0002,"vega":3.7577,"theta":-0.0272,"rho":-20.0554,"theo":787.5214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":767.850006103516},{"option":"SPXW260529C07800000","bid":4.4,"bid_size":90.0,"ask":4.8,"ask_size":144.0,"iv":0.1202,"open_interest":468.0,"volume":1.0,"delta":0.0295,"gamma":0.0002,"vega":2.7081,"theta":-0.1394,"rho":0.5296,"theo":4.6057,"change":0.65,"open":5.3,"high":5.3,"low":5.3,"tick":"up","last_trade_price":5.3,"last_trade_time":"2026-02-18T10:16:05","percent_change":13.9785,"prev_day_close":4.84999990463257},{"option":"SPXW260529P07800000","bid":879.5,"bid_size":2.0,"ask":887.6,"ask_size":2.0,"iv":0.1206,"open_interest":2.0,"volume":0.0,"delta":-0.9707,"gamma":0.0002,"vega":2.7081,"theta":0.0,"rho":-20.6123,"theo":883.4564,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":813.84,"last_trade_time":"2025-12-29T10:05:59","percent_change":0.0,"prev_day_close":862.700012207031},{"option":"SPXW260529C07900000","bid":2.7,"bid_size":94.0,"ask":3.1,"ask_size":158.0,"iv":0.1217,"open_interest":49.0,"volume":20.0,"delta":0.0196,"gamma":0.0001,"vega":1.9637,"theta":-0.0997,"rho":0.3508,"theo":2.9248,"change":0.45,"open":3.4,"high":3.4,"low":3.4,"tick":"no_change","last_trade_price":3.4,"last_trade_time":"2026-02-18T10:56:48","percent_change":15.2542,"prev_day_close":3.05000007152557},{"option":"SPXW260529P07900000","bid":975.8,"bid_size":2.0,"ask":985.0,"ask_size":2.0,"iv":0.1204,"open_interest":0.0,"volume":0.0,"delta":-0.9806,"gamma":0.0001,"vega":1.9637,"theta":0.0,"rho":-21.0618,"theo":980.643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":959.75},{"option":"SPXW260529C08000000","bid":1.7,"bid_size":23.0,"ask":2.0,"ask_size":168.0,"iv":0.1235,"open_interest":57.0,"volume":0.0,"delta":0.0133,"gamma":0.0001,"vega":1.4378,"theta":-0.0725,"rho":0.2372,"theo":1.9222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2.3,"last_trade_time":"2026-02-13T12:19:07","percent_change":0.0,"prev_day_close":1.92499995231628},{"option":"SPXW260529P08000000","bid":1073.6,"bid_size":2.0,"ask":1083.0,"ask_size":2.0,"iv":0.1223,"open_interest":0.0,"volume":0.0,"delta":-0.9869,"gamma":0.0001,"vega":1.4378,"theta":0.0,"rho":-21.446,"theo":1078.5081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1057.54998779297},{"option":"SPXW260529C08100000","bid":1.1,"bid_size":26.0,"ask":1.35,"ask_size":182.0,"iv":0.126,"open_interest":45.0,"volume":0.0,"delta":0.0092,"gamma":0.0,"vega":1.0654,"theta":-0.0536,"rho":0.164,"theo":1.3038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.18,"last_trade_time":"2026-01-13T11:49:55","percent_change":0.0,"prev_day_close":1.27499997615814},{"option":"SPXW260529P08100000","bid":1172.0,"bid_size":2.0,"ask":1181.1,"ask_size":2.0,"iv":0.1243,"open_interest":0.0,"volume":0.0,"delta":-0.991,"gamma":0.0,"vega":1.0654,"theta":0.0,"rho":-21.7899,"theo":1176.7573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1155.89996337891},{"option":"SPXW260529C08200000","bid":0.75,"bid_size":160.0,"ask":1.0,"ask_size":197.0,"iv":0.1294,"open_interest":50.0,"volume":0.0,"delta":0.0066,"gamma":0.0,"vega":0.803,"theta":-0.0406,"rho":0.1167,"theo":0.9157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.8,"last_trade_time":"2026-02-11T09:46:06","percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260529P08200000","bid":1270.5,"bid_size":2.0,"ask":1279.3,"ask_size":2.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.9936,"gamma":0.0,"vega":0.803,"theta":0.0,"rho":-22.1078,"theo":1275.2368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1254.45001220703},{"option":"SPXW260529C08400000","bid":0.4,"bid_size":186.0,"ask":0.65,"ask_size":217.0,"iv":0.1378,"open_interest":69.0,"volume":0.0,"delta":0.0037,"gamma":0.0,"vega":0.4912,"theta":-0.0255,"rho":0.0653,"theo":0.5122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.95,"last_trade_time":"2026-02-09T12:34:17","percent_change":0.0,"prev_day_close":0.524999991059303},{"option":"SPXW260529P08400000","bid":1468.3,"bid_size":2.0,"ask":1477.5,"ask_size":2.0,"iv":0.1447,"open_interest":0.0,"volume":0.0,"delta":-0.9965,"gamma":0.0,"vega":0.4912,"theta":0.0,"rho":-22.7006,"theo":1472.5685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1451.95001220703},{"option":"SPXW260529C08600000","bid":0.2,"bid_size":55.0,"ask":0.5,"ask_size":106.0,"iv":0.1468,"open_interest":2.0,"volume":0.0,"delta":0.0024,"gamma":0.0,"vega":0.3363,"theta":-0.0183,"rho":0.0424,"theo":0.3399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.09,"last_trade_time":"2026-01-13T11:30:22","percent_change":0.0,"prev_day_close":0.350000001490116},{"option":"SPXW260529P08600000","bid":1664.9,"bid_size":1.0,"ask":1676.1,"ask_size":1.0,"iv":0.1603,"open_interest":0.0,"volume":0.0,"delta":-0.9978,"gamma":0.0,"vega":0.336,"theta":0.0,"rho":-23.2648,"theo":1670.1311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1650.5},{"option":"SPXW260529C08800000","bid":0.15,"bid_size":42.0,"ask":0.4,"ask_size":41.0,"iv":0.1572,"open_interest":176.0,"volume":0.0,"delta":0.0018,"gamma":0.0,"vega":0.251,"theta":-0.0145,"rho":0.0305,"theo":0.2545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":0.36,"last_trade_time":"2026-02-17T12:44:30","percent_change":0.0,"prev_day_close":0.275000005960464},{"option":"SPXW260529P08800000","bid":1862.6,"bid_size":1.0,"ask":1873.8,"ask_size":1.0,"iv":0.1744,"open_interest":0.0,"volume":0.0,"delta":-0.9984,"gamma":0.0,"vega":0.2508,"theta":0.0,"rho":-23.8179,"theo":1867.7811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1847.75},{"option":"SPXW260618C01400000","bid":5443.1,"bid_size":1.0,"ask":5454.6,"ask_size":1.0,"iv":1.0135,"open_interest":90.0,"volume":90.0,"delta":0.9998,"gamma":0.0,"vega":0.0771,"theta":0.0,"rho":4.6098,"theo":5447.9992,"change":55.9399,"open":5495.82,"high":5498.54,"low":5495.82,"tick":"no_change","last_trade_price":5498.54,"last_trade_time":"2026-02-18T12:20:51","percent_change":1.02782,"prev_day_close":5469.60009765625},{"option":"SPXW260618P01400000","bid":0.3,"bid_size":212.0,"ask":0.55,"ask_size":186.0,"iv":0.9096,"open_interest":78.0,"volume":10.0,"delta":-0.0006,"gamma":0.0,"vega":0.0771,"theta":-0.028,"rho":-0.0141,"theo":0.584,"change":0.0,"open":0.45,"high":0.45,"low":0.4,"tick":"no_change","last_trade_price":0.45,"last_trade_time":"2026-02-18T15:28:42","percent_change":-6.62274e-7,"prev_day_close":0.399999991059303},{"option":"SPXW260618C01600000","bid":5246.0,"bid_size":1.0,"ask":5257.6,"ask_size":1.0,"iv":0.933,"open_interest":0.0,"volume":0.0,"delta":0.9997,"gamma":0.0,"vega":0.0959,"theta":0.0,"rho":5.2598,"theo":5250.815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5271.30004882812},{"option":"SPXW260618P01600000","bid":0.5,"bid_size":210.0,"ask":0.7,"ask_size":35.0,"iv":0.8591,"open_interest":14.0,"volume":6.0,"delta":-0.0007,"gamma":0.0,"vega":0.0959,"theta":-0.0325,"rho":-0.0176,"theo":0.6941,"change":0.05,"open":0.57,"high":0.65,"low":0.57,"tick":"up","last_trade_price":0.65,"last_trade_time":"2026-02-18T14:45:09","percent_change":8.33333,"prev_day_close":0.599999994039536},{"option":"SPXW260618C01800000","bid":5048.9,"bid_size":1.0,"ask":5060.5,"ask_size":1.0,"iv":0.8702,"open_interest":0.0,"volume":0.0,"delta":0.9995,"gamma":0.0,"vega":0.1225,"theta":0.0,"rho":5.9081,"theo":5053.6843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5074.90014648438},{"option":"SPXW260618P01800000","bid":0.75,"bid_size":210.0,"ask":0.95,"ask_size":187.0,"iv":0.816,"open_interest":28.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.1225,"theta":-0.0388,"rho":-0.0228,"theo":0.8577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.8,"last_trade_time":"2026-02-11T14:18:03","percent_change":0.0,"prev_day_close":0.824999988079071},{"option":"SPXW260618C02000000","bid":4851.9,"bid_size":1.0,"ask":4863.5,"ask_size":1.0,"iv":0.8175,"open_interest":0.0,"volume":0.0,"delta":0.9992,"gamma":0.0,"vega":0.1591,"theta":0.0,"rho":6.5542,"theo":4856.6289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4878.0},{"option":"SPXW260618P02000000","bid":1.05,"bid_size":210.0,"ask":1.25,"ask_size":182.0,"iv":0.7753,"open_interest":137.0,"volume":0.0,"delta":-0.0012,"gamma":0.0,"vega":0.1591,"theta":-0.0477,"rho":-0.0302,"theo":1.0965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.2,"last_trade_time":"2026-02-17T11:56:45","percent_change":0.0,"prev_day_close":1.10000002384186},{"option":"SPXW260618C02200000","bid":4654.9,"bid_size":1.0,"ask":4666.4,"ask_size":1.0,"iv":0.7734,"open_interest":0.0,"volume":0.0,"delta":0.9988,"gamma":0.0,"vega":0.2089,"theta":0.0,"rho":7.1974,"theo":4659.6693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4681.69995117188},{"option":"SPXW260618P02200000","bid":1.4,"bid_size":210.0,"ask":1.65,"ask_size":181.0,"iv":0.7378,"open_interest":57.0,"volume":1.0,"delta":-0.0016,"gamma":0.0,"vega":0.2088,"theta":-0.0596,"rho":-0.0404,"theo":1.4311,"change":-0.08,"open":1.37,"high":1.37,"low":1.37,"tick":"down","last_trade_price":1.37,"last_trade_time":"2026-02-18T11:59:10","percent_change":-5.51724,"prev_day_close":1.44999998807907},{"option":"SPXW260618C02400000","bid":4458.1,"bid_size":1.0,"ask":4469.7,"ask_size":1.0,"iv":0.7277,"open_interest":1.0,"volume":0.0,"delta":0.9982,"gamma":0.0,"vega":0.2746,"theta":0.0,"rho":7.8368,"theo":4462.826,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4523.62,"last_trade_time":"2026-01-22T15:27:45","percent_change":0.0,"prev_day_close":4484.19995117188},{"option":"SPXW260618P02400000","bid":1.9,"bid_size":204.0,"ask":2.15,"ask_size":234.0,"iv":0.7041,"open_interest":52.0,"volume":0.0,"delta":-0.0022,"gamma":0.0,"vega":0.2745,"theta":-0.0748,"rho":-0.0545,"theo":1.8819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.99,"last_trade_time":"2026-02-17T13:52:21","percent_change":0.0,"prev_day_close":1.89999997615814},{"option":"SPXW260618C02600000","bid":4261.3,"bid_size":1.0,"ask":4272.8,"ask_size":1.0,"iv":0.6915,"open_interest":0.0,"volume":0.0,"delta":0.9974,"gamma":0.0,"vega":0.3574,"theta":0.0,"rho":8.472,"theo":4266.1145,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4287.60009765625},{"option":"SPXW260618P02600000","bid":2.5,"bid_size":60.0,"ask":2.75,"ask_size":223.0,"iv":0.6717,"open_interest":55.0,"volume":0.0,"delta":-0.003,"gamma":0.0,"vega":0.3574,"theta":-0.0932,"rho":-0.0728,"theo":2.4652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.35,"last_trade_time":"2026-02-10T11:52:46","percent_change":0.0,"prev_day_close":2.44999992847443},{"option":"SPXW260618C02800000","bid":4064.7,"bid_size":1.0,"ask":4076.3,"ask_size":1.0,"iv":0.6504,"open_interest":0.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.4606,"theta":0.0,"rho":9.1019,"theo":4069.5481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4090.85009765625},{"option":"SPXW260618P02800000","bid":3.2,"bid_size":60.0,"ask":3.5,"ask_size":218.0,"iv":0.641,"open_interest":276.0,"volume":0.0,"delta":-0.0039,"gamma":0.0,"vega":0.4606,"theta":-0.1149,"rho":-0.0964,"theo":3.1927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.95,"last_trade_time":"2026-02-10T11:50:07","percent_change":0.0,"prev_day_close":3.10000002384186},{"option":"SPXW260618C03000000","bid":3868.2,"bid_size":1.0,"ask":3879.8,"ask_size":1.0,"iv":0.6203,"open_interest":0.0,"volume":0.0,"delta":0.9953,"gamma":0.0,"vega":0.5833,"theta":0.0,"rho":9.7265,"theo":3873.136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3894.5},{"option":"SPXW260618P03000000","bid":4.0,"bid_size":60.0,"ask":4.3,"ask_size":179.0,"iv":0.6104,"open_interest":634.0,"volume":0.0,"delta":-0.0051,"gamma":0.0,"vega":0.5831,"theta":-0.1395,"rho":-0.1253,"theo":4.0741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.7,"last_trade_time":"2026-02-13T10:16:20","percent_change":0.0,"prev_day_close":3.89999997615814},{"option":"SPXW260618C03200000","bid":3671.9,"bid_size":1.0,"ask":3683.5,"ask_size":1.0,"iv":0.5898,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.7305,"theta":0.0,"rho":10.3441,"theo":3676.8844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3697.80004882812},{"option":"SPXW260618P03200000","bid":5.0,"bid_size":59.0,"ask":5.3,"ask_size":171.0,"iv":0.5818,"open_interest":73.0,"volume":0.0,"delta":-0.0065,"gamma":0.0,"vega":0.7304,"theta":-0.1668,"rho":-0.1611,"theo":5.1173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.92,"last_trade_time":"2026-02-12T11:00:36","percent_change":0.0,"prev_day_close":4.79999995231628},{"option":"SPXW260618C03400000","bid":3475.7,"bid_size":1.0,"ask":3487.3,"ask_size":1.0,"iv":0.5597,"open_interest":0.0,"volume":0.0,"delta":0.9921,"gamma":0.0,"vega":0.8992,"theta":0.0,"rho":10.9551,"theo":3480.8014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3501.69995117188},{"option":"SPXW260618P03400000","bid":6.1,"bid_size":183.0,"ask":6.4,"ask_size":163.0,"iv":0.5532,"open_interest":223.0,"volume":63.0,"delta":-0.0083,"gamma":0.0,"vega":0.899,"theta":-0.1963,"rho":-0.2036,"theo":6.3275,"change":-0.5,"open":5.53,"high":5.53,"low":5.49,"tick":"up","last_trade_price":5.5,"last_trade_time":"2026-02-18T10:55:29","percent_change":-8.33333,"prev_day_close":5.90000009536743},{"option":"SPXW260618C03500000","bid":3377.7,"bid_size":1.0,"ask":3389.3,"ask_size":1.0,"iv":0.5456,"open_interest":2.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":0.9941,"theta":0.0,"rho":11.2576,"theo":3382.8239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3365.14,"last_trade_time":"2026-01-21T12:57:02","percent_change":0.0,"prev_day_close":3403.70007324219},{"option":"SPXW260618P03500000","bid":6.8,"bid_size":58.0,"ask":7.1,"ask_size":160.0,"iv":0.5402,"open_interest":87.0,"volume":6.0,"delta":-0.0093,"gamma":0.0,"vega":0.9938,"theta":-0.2119,"rho":-0.2278,"theo":6.997,"change":-0.57,"open":6.1,"high":6.1,"low":6.03,"tick":"no_change","last_trade_price":6.03,"last_trade_time":"2026-02-18T13:03:04","percent_change":-8.63636,"prev_day_close":6.5},{"option":"SPXW260618C03600000","bid":3279.9,"bid_size":2.0,"ask":3291.3,"ask_size":1.0,"iv":0.532,"open_interest":0.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":1.0968,"theta":0.0,"rho":11.5576,"theo":3284.8918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3305.90002441406},{"option":"SPXW260618P03600000","bid":7.5,"bid_size":57.0,"ask":7.8,"ask_size":156.0,"iv":0.5268,"open_interest":66.0,"volume":0.0,"delta":-0.0104,"gamma":0.0,"vega":1.0965,"theta":-0.2279,"rho":-0.2546,"theo":7.7119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":7.1,"last_trade_time":"2026-02-09T09:49:22","percent_change":0.0,"prev_day_close":7.20000004768372},{"option":"SPXW260618C03700000","bid":3181.8,"bid_size":1.0,"ask":3193.4,"ask_size":1.0,"iv":0.5174,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":1.2061,"theta":0.0,"rho":11.8551,"theo":3187.0078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3207.84997558594},{"option":"SPXW260618P03700000","bid":8.2,"bid_size":170.0,"ask":8.6,"ask_size":153.0,"iv":0.5134,"open_interest":25.0,"volume":8.0,"delta":-0.0116,"gamma":0.0,"vega":1.2057,"theta":-0.2444,"rho":-0.2838,"theo":8.4749,"change":-0.64,"open":7.43,"high":7.45,"low":7.41,"tick":"down","last_trade_price":7.41,"last_trade_time":"2026-02-18T12:46:45","percent_change":-7.95031,"prev_day_close":7.90000009536743},{"option":"SPXW260618C03800000","bid":3084.2,"bid_size":2.0,"ask":3095.4,"ask_size":1.0,"iv":0.5057,"open_interest":0.0,"volume":0.0,"delta":0.9875,"gamma":0.0,"vega":1.3217,"theta":0.0,"rho":12.1504,"theo":3089.1742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3110.0},{"option":"SPXW260618P03800000","bid":9.1,"bid_size":56.0,"ask":9.4,"ask_size":149.0,"iv":0.5006,"open_interest":411.0,"volume":8.0,"delta":-0.0129,"gamma":0.0,"vega":1.3215,"theta":-0.2614,"rho":-0.3153,"theo":9.2894,"change":-0.72,"open":8.12,"high":8.13,"low":8.11,"tick":"up","last_trade_price":8.13,"last_trade_time":"2026-02-18T13:12:35","percent_change":-8.13559,"prev_day_close":8.7000002861023},{"option":"SPXW260618C03900000","bid":2986.2,"bid_size":1.0,"ask":2997.8,"ask_size":1.0,"iv":0.4906,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":1.4456,"theta":0.0,"rho":12.4432,"theo":2991.393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3012.15002441406},{"option":"SPXW260618P03900000","bid":9.9,"bid_size":55.0,"ask":10.3,"ask_size":146.0,"iv":0.4874,"open_interest":166.0,"volume":4.0,"delta":-0.0143,"gamma":0.0,"vega":1.4452,"theta":-0.2788,"rho":-0.3492,"theo":10.1539,"change":-0.77,"open":8.93,"high":8.93,"low":8.93,"tick":"no_change","last_trade_price":8.93,"last_trade_time":"2026-02-18T13:10:07","percent_change":-7.93815,"prev_day_close":9.5499997138977},{"option":"SPXW260618C04000000","bid":2888.7,"bid_size":3.0,"ask":2899.8,"ask_size":3.0,"iv":0.4785,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":1.5801,"theta":0.0,"rho":12.7326,"theo":2893.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2914.25},{"option":"SPXW260618P04000000","bid":10.9,"bid_size":54.0,"ask":11.2,"ask_size":141.0,"iv":0.4746,"open_interest":423.0,"volume":6.0,"delta":-0.0158,"gamma":0.0,"vega":1.5796,"theta":-0.2967,"rho":-0.3864,"theo":11.0768,"change":-0.87,"open":9.73,"high":9.87,"low":9.73,"tick":"down","last_trade_price":9.73,"last_trade_time":"2026-02-18T10:55:01","percent_change":-8.20755,"prev_day_close":10.4500002861023},{"option":"SPXW260618C04100000","bid":2791.0,"bid_size":3.0,"ask":2802.4,"ask_size":2.0,"iv":0.4647,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0,"vega":1.7256,"theta":0.0,"rho":13.0181,"theo":2796.0099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2816.84997558594},{"option":"SPXW260618P04100000","bid":11.9,"bid_size":54.0,"ask":12.3,"ask_size":156.0,"iv":0.462,"open_interest":7.0,"volume":2.0,"delta":-0.0175,"gamma":0.0,"vega":1.7254,"theta":-0.3152,"rho":-0.4278,"theo":12.0661,"change":-1.04,"open":10.56,"high":10.56,"low":10.56,"tick":"no_change","last_trade_price":10.56,"last_trade_time":"2026-02-18T13:03:04","percent_change":-8.96552,"prev_day_close":11.4500002861023},{"option":"SPXW260618C04200000","bid":2693.9,"bid_size":3.0,"ask":2704.7,"ask_size":4.0,"iv":0.4538,"open_interest":0.0,"volume":0.0,"delta":0.981,"gamma":0.0,"vega":1.8808,"theta":0.0,"rho":13.2995,"theo":2698.4246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2719.19995117188},{"option":"SPXW260618P04200000","bid":13.0,"bid_size":53.0,"ask":13.4,"ask_size":151.0,"iv":0.4494,"open_interest":64.0,"volume":2.0,"delta":-0.0194,"gamma":0.0,"vega":1.8808,"theta":-0.3342,"rho":-0.4732,"theo":13.1298,"change":-0.99,"open":11.66,"high":11.66,"low":11.66,"tick":"no_change","last_trade_price":11.66,"last_trade_time":"2026-02-18T13:10:07","percent_change":-7.82609,"prev_day_close":12.4500002861023},{"option":"SPXW260618C04300000","bid":2596.1,"bid_size":3.0,"ask":2607.2,"ask_size":2.0,"iv":0.44,"open_interest":0.0,"volume":0.0,"delta":0.979,"gamma":0.0,"vega":2.0463,"theta":0.0,"rho":13.5772,"theo":2600.9227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2621.30004882812},{"option":"SPXW260618P04300000","bid":14.1,"bid_size":52.0,"ask":14.5,"ask_size":147.0,"iv":0.4365,"open_interest":109.0,"volume":6.0,"delta":-0.0214,"gamma":0.0,"vega":2.0463,"theta":-0.3539,"rho":-0.5223,"theo":14.275,"change":-0.96,"open":12.66,"high":12.79,"low":12.58,"tick":"up","last_trade_price":12.79,"last_trade_time":"2026-02-18T10:24:45","percent_change":-6.98182,"prev_day_close":13.5999999046326},{"option":"SPXW260618C04400000","bid":2499.0,"bid_size":3.0,"ask":2509.8,"ask_size":2.0,"iv":0.4279,"open_interest":90.0,"volume":90.0,"delta":0.9767,"gamma":0.0,"vega":2.226,"theta":0.0,"rho":13.8501,"theo":2503.5156,"change":54.14,"open":2549.77,"high":2552.41,"low":2549.77,"tick":"no_change","last_trade_price":2552.39,"last_trade_time":"2026-02-18T12:20:51","percent_change":2.16712,"prev_day_close":2523.84997558594},{"option":"SPXW260618P04400000","bid":15.4,"bid_size":50.0,"ask":15.8,"ask_size":143.0,"iv":0.4243,"open_interest":221.0,"volume":90.0,"delta":-0.0236,"gamma":0.0,"vega":2.2256,"theta":-0.3744,"rho":-0.576,"theo":15.5126,"change":-1.1,"open":14.05,"high":14.05,"low":13.95,"tick":"no_change","last_trade_price":13.95,"last_trade_time":"2026-02-18T12:20:51","percent_change":-7.30897,"prev_day_close":14.7999997138977},{"option":"SPXW260618C04500000","bid":2401.8,"bid_size":3.0,"ask":2412.5,"ask_size":2.0,"iv":0.4154,"open_interest":0.0,"volume":0.0,"delta":0.9742,"gamma":0.0,"vega":2.4237,"theta":0.0,"rho":14.1165,"theo":2406.22,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2426.69995117188},{"option":"SPXW260618P04500000","bid":16.7,"bid_size":48.0,"ask":17.1,"ask_size":122.0,"iv":0.4116,"open_interest":151.0,"volume":0.0,"delta":-0.0262,"gamma":0.0,"vega":2.4237,"theta":-0.3958,"rho":-0.6364,"theo":16.8666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.7,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":16.0500001907349},{"option":"SPXW260618C04600000","bid":2304.5,"bid_size":3.0,"ask":2315.2,"ask_size":3.0,"iv":0.4024,"open_interest":0.0,"volume":0.0,"delta":0.9714,"gamma":0.0,"vega":2.6396,"theta":-0.0003,"rho":14.3752,"theo":2309.0588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2329.30004882812},{"option":"SPXW260618P04600000","bid":18.2,"bid_size":47.0,"ask":18.6,"ask_size":119.0,"iv":0.3995,"open_interest":252.0,"volume":0.0,"delta":-0.0289,"gamma":0.0,"vega":2.6396,"theta":-0.4184,"rho":-0.7044,"theo":18.3525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.28,"last_trade_time":"2026-02-17T11:31:25","percent_change":0.0,"prev_day_close":17.5},{"option":"SPXW260618C04700000","bid":2207.8,"bid_size":3.0,"ask":2218.0,"ask_size":3.0,"iv":0.3904,"open_interest":0.0,"volume":0.0,"delta":0.9683,"gamma":0.0,"vega":2.8724,"theta":-0.0422,"rho":14.6263,"theo":2212.0577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2232.19995117188},{"option":"SPXW260618P04700000","bid":19.8,"bid_size":45.0,"ask":20.3,"ask_size":115.0,"iv":0.3876,"open_interest":144.0,"volume":4.0,"delta":-0.0321,"gamma":0.0,"vega":2.8724,"theta":-0.4422,"rho":-0.7801,"theo":19.9986,"change":-1.53,"open":17.91,"high":17.94,"low":17.87,"tick":"down","last_trade_price":17.87,"last_trade_time":"2026-02-18T12:46:45","percent_change":-7.8866,"prev_day_close":19.0500001907349},{"option":"SPXW260618C04800000","bid":2111.1,"bid_size":3.0,"ask":2121.4,"ask_size":3.0,"iv":0.3786,"open_interest":0.0,"volume":0.0,"delta":0.9648,"gamma":0.0,"vega":3.1262,"theta":-0.0855,"rho":14.8692,"theo":2115.244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2135.25},{"option":"SPXW260618P04800000","bid":21.7,"bid_size":42.0,"ask":22.1,"ask_size":109.0,"iv":0.3759,"open_interest":48.0,"volume":4.0,"delta":-0.0356,"gamma":0.0,"vega":3.1262,"theta":-0.4676,"rho":-0.864,"theo":21.8321,"change":-1.85,"open":19.36,"high":19.36,"low":19.35,"tick":"down","last_trade_price":19.35,"last_trade_time":"2026-02-18T13:04:13","percent_change":-8.72641,"prev_day_close":20.75},{"option":"SPXW260618C04850000","bid":2062.8,"bid_size":3.0,"ask":2072.8,"ask_size":3.0,"iv":0.3726,"open_interest":0.0,"volume":0.0,"delta":0.9629,"gamma":0.0001,"vega":3.2637,"theta":-0.1078,"rho":14.9866,"theo":2066.9178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2086.75},{"option":"SPXW260618P04850000","bid":22.6,"bid_size":41.0,"ask":23.1,"ask_size":107.0,"iv":0.3699,"open_interest":31.0,"volume":0.0,"delta":-0.0375,"gamma":0.0001,"vega":3.2637,"theta":-0.4809,"rho":-0.9099,"theo":22.8294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.0,"last_trade_time":"2026-02-10T10:49:06","percent_change":0.0,"prev_day_close":21.75},{"option":"SPXW260618C04900000","bid":2013.7,"bid_size":3.0,"ask":2024.5,"ask_size":3.0,"iv":0.3655,"open_interest":0.0,"volume":0.0,"delta":0.9608,"gamma":0.0001,"vega":3.4091,"theta":-0.1306,"rho":15.1006,"theo":2018.6522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2038.95001220703},{"option":"SPXW260618P04900000","bid":23.7,"bid_size":40.0,"ask":24.2,"ask_size":105.0,"iv":0.3644,"open_interest":8.0,"volume":0.0,"delta":-0.0396,"gamma":0.0001,"vega":3.4091,"theta":-0.4947,"rho":-0.9593,"theo":23.8874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.52,"last_trade_time":"2026-02-17T11:00:09","percent_change":0.0,"prev_day_close":22.75},{"option":"SPXW260618C04950000","bid":1965.6,"bid_size":3.0,"ask":1976.2,"ask_size":3.0,"iv":0.3598,"open_interest":0.0,"volume":0.0,"delta":0.9587,"gamma":0.0001,"vega":3.5625,"theta":-0.1539,"rho":15.2109,"theo":1970.4534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1990.20001220703},{"option":"SPXW260618P04950000","bid":24.8,"bid_size":39.0,"ask":25.4,"ask_size":102.0,"iv":0.3588,"open_interest":2.0,"volume":0.0,"delta":-0.0417,"gamma":0.0001,"vega":3.5625,"theta":-0.5089,"rho":-1.0124,"theo":25.0122,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.54,"last_trade_time":"2026-02-09T14:11:19","percent_change":0.0,"prev_day_close":23.75},{"option":"SPXW260618C05000000","bid":1917.5,"bid_size":3.0,"ask":1928.0,"ask_size":3.0,"iv":0.3541,"open_interest":1.0,"volume":0.0,"delta":0.9563,"gamma":0.0001,"vega":3.7232,"theta":-0.1776,"rho":15.3174,"theo":1922.3281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2023.39,"last_trade_time":"2026-01-16T11:02:41","percent_change":0.0,"prev_day_close":1942.0},{"option":"SPXW260618P05000000","bid":26.0,"bid_size":37.0,"ask":26.6,"ask_size":96.0,"iv":0.3532,"open_interest":251.0,"volume":0.0,"delta":-0.0441,"gamma":0.0001,"vega":3.7232,"theta":-0.5237,"rho":-1.0693,"theo":26.2105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":26.0,"last_trade_time":"2026-02-17T15:59:50","percent_change":0.0,"prev_day_close":24.9000005722046},{"option":"SPXW260618C05050000","bid":1869.5,"bid_size":3.0,"ask":1879.2,"ask_size":3.0,"iv":0.3476,"open_interest":0.0,"volume":0.0,"delta":0.9538,"gamma":0.0001,"vega":3.8905,"theta":-0.202,"rho":15.4202,"theo":1874.2827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1894.10003662109},{"option":"SPXW260618P05050000","bid":27.3,"bid_size":36.0,"ask":27.8,"ask_size":92.0,"iv":0.3476,"open_interest":5.0,"volume":8.0,"delta":-0.0466,"gamma":0.0001,"vega":3.8905,"theta":-0.539,"rho":-1.1298,"theo":27.4886,"change":-2.35,"open":25.7,"high":25.7,"low":24.34,"tick":"no_change","last_trade_price":24.4,"last_trade_time":"2026-02-18T13:12:35","percent_change":-8.78505,"prev_day_close":26.0999994277954},{"option":"SPXW260618C05100000","bid":1821.7,"bid_size":3.0,"ask":1831.3,"ask_size":3.0,"iv":0.3424,"open_interest":0.0,"volume":0.0,"delta":0.9512,"gamma":0.0001,"vega":4.0648,"theta":-0.2269,"rho":15.5195,"theo":1826.3234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1845.85003662109},{"option":"SPXW260618P05100000","bid":28.6,"bid_size":46.0,"ask":29.2,"ask_size":87.0,"iv":0.3421,"open_interest":37.0,"volume":4.0,"delta":-0.0492,"gamma":0.0001,"vega":4.0648,"theta":-0.555,"rho":-1.1939,"theo":28.8529,"change":-2.3,"open":27.4,"high":27.4,"low":25.75,"tick":"no_change","last_trade_price":25.8,"last_trade_time":"2026-02-18T13:22:45","percent_change":-8.18505,"prev_day_close":27.4000005722046},{"option":"SPXW260618C05150000","bid":1774.3,"bid_size":3.0,"ask":1783.2,"ask_size":3.0,"iv":0.3373,"open_interest":0.0,"volume":0.0,"delta":0.9484,"gamma":0.0001,"vega":4.2475,"theta":-0.2524,"rho":15.615,"theo":1778.4565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1798.04998779297},{"option":"SPXW260618P05150000","bid":30.1,"bid_size":33.0,"ask":30.7,"ask_size":83.0,"iv":0.3368,"open_interest":12.0,"volume":3.0,"delta":-0.052,"gamma":0.0001,"vega":4.2475,"theta":-0.5715,"rho":-1.2617,"theo":30.3096,"change":-0.1,"open":28.8,"high":29.4,"low":28.8,"tick":"up","last_trade_price":29.4,"last_trade_time":"2026-02-18T09:49:46","percent_change":-0.338983,"prev_day_close":28.75},{"option":"SPXW260618C05200000","bid":1726.5,"bid_size":3.0,"ask":1735.8,"ask_size":3.0,"iv":0.3324,"open_interest":0.0,"volume":0.0,"delta":0.9453,"gamma":0.0001,"vega":4.4407,"theta":-0.2785,"rho":15.7059,"theo":1730.6892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1750.04998779297},{"option":"SPXW260618P05200000","bid":31.7,"bid_size":33.0,"ask":32.3,"ask_size":80.0,"iv":0.3316,"open_interest":268.0,"volume":62.0,"delta":-0.0551,"gamma":0.0001,"vega":4.4407,"theta":-0.5886,"rho":-1.3342,"theo":31.8659,"change":-1.25,"open":29.17,"high":29.85,"low":29.17,"tick":"up","last_trade_price":29.85,"last_trade_time":"2026-02-18T15:58:55","percent_change":-4.01929,"prev_day_close":30.25},{"option":"SPXW260618C05250000","bid":1678.6,"bid_size":3.0,"ask":1688.4,"ask_size":3.0,"iv":0.3271,"open_interest":0.0,"volume":0.0,"delta":0.9421,"gamma":0.0001,"vega":4.6458,"theta":-0.3053,"rho":15.7911,"theo":1683.03,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1702.40002441406},{"option":"SPXW260618P05250000","bid":33.3,"bid_size":43.0,"ask":33.9,"ask_size":76.0,"iv":0.3262,"open_interest":160.0,"volume":2.0,"delta":-0.0583,"gamma":0.0001,"vega":4.6458,"theta":-0.6063,"rho":-1.4124,"theo":33.5303,"change":-3.09,"open":29.77,"high":29.77,"low":29.61,"tick":"down","last_trade_price":29.61,"last_trade_time":"2026-02-18T10:17:03","percent_change":-9.44954,"prev_day_close":31.8000001907349},{"option":"SPXW260618C05300000","bid":1631.1,"bid_size":3.0,"ask":1640.8,"ask_size":3.0,"iv":0.3219,"open_interest":1.0,"volume":0.0,"delta":0.9386,"gamma":0.0001,"vega":4.8625,"theta":-0.3326,"rho":15.8697,"theo":1635.489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1619.06,"last_trade_time":"2026-02-13T16:13:41","percent_change":0.0,"prev_day_close":1654.65002441406},{"option":"SPXW260618P05300000","bid":35.1,"bid_size":42.0,"ask":35.7,"ask_size":73.0,"iv":0.3211,"open_interest":189.0,"volume":2.0,"delta":-0.0618,"gamma":0.0001,"vega":4.8625,"theta":-0.6247,"rho":-1.4972,"theo":35.3129,"change":-3.16,"open":31.34,"high":31.34,"low":31.34,"tick":"no_change","last_trade_price":31.34,"last_trade_time":"2026-02-18T11:20:04","percent_change":-9.15942,"prev_day_close":33.5},{"option":"SPXW260618C05350000","bid":1583.6,"bid_size":3.0,"ask":1592.6,"ask_size":3.0,"iv":0.3158,"open_interest":0.0,"volume":0.0,"delta":0.9349,"gamma":0.0001,"vega":5.0892,"theta":-0.3606,"rho":15.9418,"theo":1588.0766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1607.5},{"option":"SPXW260618P05350000","bid":37.0,"bid_size":41.0,"ask":37.6,"ask_size":69.0,"iv":0.316,"open_interest":99.0,"volume":70.0,"delta":-0.0655,"gamma":0.0001,"vega":5.0892,"theta":-0.6436,"rho":-1.5885,"theo":37.224,"change":-1.05,"open":34.04,"high":35.3,"low":34.04,"tick":"up","last_trade_price":35.3,"last_trade_time":"2026-02-18T14:31:31","percent_change":-2.88858,"prev_day_close":35.2999992370606},{"option":"SPXW260618C05400000","bid":1536.3,"bid_size":3.0,"ask":1545.3,"ask_size":3.0,"iv":0.3108,"open_interest":0.0,"volume":0.0,"delta":0.9309,"gamma":0.0001,"vega":5.3243,"theta":-0.3892,"rho":16.0079,"theo":1540.8025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1559.70001220703},{"option":"SPXW260618P05400000","bid":39.1,"bid_size":29.0,"ask":39.7,"ask_size":66.0,"iv":0.311,"open_interest":231.0,"volume":4.0,"delta":-0.0695,"gamma":0.0001,"vega":5.3243,"theta":-0.6632,"rho":-1.6858,"theo":39.2735,"change":-1.5,"open":35.0,"high":36.9,"low":34.5,"tick":"up","last_trade_price":36.9,"last_trade_time":"2026-02-18T14:15:49","percent_change":-3.90625,"prev_day_close":37.25},{"option":"SPXW260618C05450000","bid":1489.2,"bid_size":3.0,"ask":1498.1,"ask_size":3.0,"iv":0.3057,"open_interest":0.0,"volume":0.0,"delta":0.9266,"gamma":0.0001,"vega":5.5687,"theta":-0.4184,"rho":16.0683,"theo":1493.6754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1512.54998779297},{"option":"SPXW260618P05450000","bid":41.3,"bid_size":28.0,"ask":41.9,"ask_size":63.0,"iv":0.306,"open_interest":65.0,"volume":0.0,"delta":-0.0738,"gamma":0.0001,"vega":5.5687,"theta":-0.6835,"rho":-1.7887,"theo":41.4699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":39.7,"last_trade_time":"2026-02-13T12:55:28","percent_change":0.0,"prev_day_close":39.3500003814697},{"option":"SPXW260618C05500000","bid":1442.4,"bid_size":3.0,"ask":1451.0,"ask_size":3.0,"iv":0.3008,"open_interest":0.0,"volume":0.0,"delta":0.922,"gamma":0.0001,"vega":5.8253,"theta":-0.4483,"rho":16.1221,"theo":1446.704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1465.29998779297},{"option":"SPXW260618P05500000","bid":43.6,"bid_size":27.0,"ask":44.3,"ask_size":60.0,"iv":0.3011,"open_interest":534.0,"volume":189.0,"delta":-0.0784,"gamma":0.0001,"vega":5.8253,"theta":-0.7043,"rho":-1.8983,"theo":43.8221,"change":-1.2,"open":41.0,"high":43.3,"low":38.32,"tick":"no_change","last_trade_price":41.7,"last_trade_time":"2026-02-18T15:40:15","percent_change":-2.7972,"prev_day_close":41.5500011444092},{"option":"SPXW260618C05550000","bid":1395.6,"bid_size":3.0,"ask":1404.1,"ask_size":3.0,"iv":0.2959,"open_interest":0.0,"volume":0.0,"delta":0.9171,"gamma":0.0001,"vega":6.0966,"theta":-0.4786,"rho":16.1673,"theo":1399.8993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1418.34997558594},{"option":"SPXW260618P05550000","bid":46.0,"bid_size":21.0,"ask":46.9,"ask_size":63.0,"iv":0.2962,"open_interest":61.0,"volume":1.0,"delta":-0.0833,"gamma":0.0001,"vega":6.0966,"theta":-0.7256,"rho":-2.0164,"theo":46.341,"change":-4.35,"open":41.0,"high":41.0,"low":41.0,"tick":"down","last_trade_price":41.0,"last_trade_time":"2026-02-18T10:39:44","percent_change":-9.59206,"prev_day_close":43.9499988555908},{"option":"SPXW260618C05600000","bid":1349.7,"bid_size":3.0,"ask":1358.1,"ask_size":3.0,"iv":0.2922,"open_interest":0.0,"volume":0.0,"delta":0.9119,"gamma":0.0001,"vega":6.3824,"theta":-0.5095,"rho":16.2024,"theo":1353.275,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1371.70001220703},{"option":"SPXW260618P05600000","bid":48.7,"bid_size":20.0,"ask":49.5,"ask_size":49.0,"iv":0.2912,"open_interest":29.0,"volume":2.0,"delta":-0.0885,"gamma":0.0001,"vega":6.3824,"theta":-0.7475,"rho":-2.1447,"theo":49.0403,"change":-4.6,"open":42.9,"high":43.4,"low":42.9,"tick":"up","last_trade_price":43.4,"last_trade_time":"2026-02-18T11:42:38","percent_change":-9.58333,"prev_day_close":46.5},{"option":"SPXW260618C05650000","bid":1302.6,"bid_size":3.0,"ask":1310.9,"ask_size":3.0,"iv":0.2862,"open_interest":0.0,"volume":0.0,"delta":0.9062,"gamma":0.0001,"vega":6.6791,"theta":-0.5408,"rho":16.2276,"theo":1306.8452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1325.20001220703},{"option":"SPXW260618P05650000","bid":51.5,"bid_size":28.0,"ask":52.4,"ask_size":46.0,"iv":0.2864,"open_interest":44.0,"volume":2.0,"delta":-0.0942,"gamma":0.0001,"vega":6.6791,"theta":-0.7698,"rho":-2.2829,"theo":51.9341,"change":-2.45,"open":48.65,"high":48.65,"low":48.4,"tick":"down","last_trade_price":48.4,"last_trade_time":"2026-02-18T09:56:08","percent_change":-4.81809,"prev_day_close":49.2000007629394},{"option":"SPXW260618C05700000","bid":1256.5,"bid_size":3.0,"ask":1264.7,"ask_size":3.0,"iv":0.2816,"open_interest":0.0,"volume":0.0,"delta":0.9002,"gamma":0.0002,"vega":6.9841,"theta":-0.5725,"rho":16.2444,"theo":1260.622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1278.65002441406},{"option":"SPXW260618P05700000","bid":54.6,"bid_size":27.0,"ask":55.5,"ask_size":43.0,"iv":0.2816,"open_interest":58.0,"volume":3.0,"delta":-0.1002,"gamma":0.0002,"vega":6.9841,"theta":-0.7926,"rho":-2.4295,"theo":55.0345,"change":-2.07,"open":48.88,"high":51.83,"low":48.88,"tick":"up","last_trade_price":51.83,"last_trade_time":"2026-02-18T13:53:17","percent_change":-3.84044,"prev_day_close":52.1499996185303},{"option":"SPXW260618C05750000","bid":1210.5,"bid_size":3.0,"ask":1218.6,"ask_size":3.0,"iv":0.2768,"open_interest":0.0,"volume":0.0,"delta":0.8938,"gamma":0.0002,"vega":7.2992,"theta":-0.6046,"rho":16.253,"theo":1214.6154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1232.70001220703},{"option":"SPXW260618P05750000","bid":57.9,"bid_size":18.0,"ask":58.8,"ask_size":42.0,"iv":0.2769,"open_interest":81.0,"volume":0.0,"delta":-0.1066,"gamma":0.0002,"vega":7.2992,"theta":-0.8156,"rho":-2.5843,"theo":58.3514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.5,"last_trade_time":"2026-02-11T12:46:43","percent_change":0.0,"prev_day_close":55.2999992370606},{"option":"SPXW260618C05800000","bid":1164.7,"bid_size":3.0,"ask":1172.9,"ask_size":3.0,"iv":0.2722,"open_interest":0.0,"volume":0.0,"delta":0.8869,"gamma":0.0002,"vega":7.6291,"theta":-0.6368,"rho":16.2507,"theo":1168.8368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1186.59997558594},{"option":"SPXW260618P05800000","bid":61.4,"bid_size":24.0,"ask":62.3,"ask_size":38.0,"iv":0.2721,"open_interest":113.0,"volume":0.0,"delta":-0.1135,"gamma":0.0002,"vega":7.6291,"theta":-0.8388,"rho":-2.7499,"theo":61.8964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":63.5,"last_trade_time":"2026-02-17T13:22:32","percent_change":0.0,"prev_day_close":58.6000003814697},{"option":"SPXW260618C05850000","bid":1119.5,"bid_size":3.0,"ask":1127.1,"ask_size":3.0,"iv":0.2675,"open_interest":0.0,"volume":0.0,"delta":0.8795,"gamma":0.0002,"vega":7.975,"theta":-0.6692,"rho":16.2345,"theo":1123.3029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1140.95001220703},{"option":"SPXW260618P05850000","bid":65.2,"bid_size":24.0,"ask":66.1,"ask_size":37.0,"iv":0.2675,"open_interest":80.0,"volume":14.0,"delta":-0.1209,"gamma":0.0002,"vega":7.975,"theta":-0.8622,"rho":-2.9295,"theo":65.6861,"change":-6.35,"open":58.4,"high":58.4,"low":58.1,"tick":"no_change","last_trade_price":58.1,"last_trade_time":"2026-02-18T10:39:47","percent_change":-9.85259,"prev_day_close":62.2000007629394},{"option":"SPXW260618C05875000","bid":1096.7,"bid_size":3.0,"ask":1104.6,"ask_size":3.0,"iv":0.2652,"open_interest":0.0,"volume":0.0,"delta":0.8756,"gamma":0.0002,"vega":8.1526,"theta":-0.6853,"rho":16.2209,"theo":1100.6338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1118.14996337891},{"option":"SPXW260618P05875000","bid":67.2,"bid_size":15.0,"ask":68.1,"ask_size":35.0,"iv":0.2652,"open_interest":83.0,"volume":0.0,"delta":-0.1248,"gamma":0.0002,"vega":8.1526,"theta":-0.8739,"rho":-3.0248,"theo":67.6788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":68.0,"last_trade_time":"2026-02-12T15:19:01","percent_change":0.0,"prev_day_close":64.1000022888184},{"option":"SPXW260618C05900000","bid":1074.1,"bid_size":3.0,"ask":1081.9,"ask_size":3.0,"iv":0.2628,"open_interest":0.0,"volume":0.0,"delta":0.8716,"gamma":0.0002,"vega":8.3322,"theta":-0.7015,"rho":16.2041,"theo":1078.033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1095.35003662109},{"option":"SPXW260618P05900000","bid":69.3,"bid_size":8.0,"ask":70.2,"ask_size":34.0,"iv":0.2629,"open_interest":231.0,"volume":0.0,"delta":-0.1288,"gamma":0.0002,"vega":8.3322,"theta":-0.8855,"rho":-3.1233,"theo":69.7397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":68.2,"last_trade_time":"2026-02-17T13:40:52","percent_change":0.0,"prev_day_close":66.0},{"option":"SPXW260618C05925000","bid":1052.2,"bid_size":3.0,"ask":1059.9,"ask_size":3.0,"iv":0.2612,"open_interest":0.0,"volume":0.0,"delta":0.8675,"gamma":0.0002,"vega":8.5132,"theta":-0.7176,"rho":16.1843,"theo":1055.5023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1072.70001220703},{"option":"SPXW260618P05925000","bid":71.3,"bid_size":42.0,"ask":72.3,"ask_size":33.0,"iv":0.2605,"open_interest":72.0,"volume":0.0,"delta":-0.1329,"gamma":0.0002,"vega":8.5132,"theta":-0.8972,"rho":-3.2247,"theo":71.8709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":74.0,"last_trade_time":"2026-02-17T12:35:27","percent_change":0.0,"prev_day_close":68.0500030517578},{"option":"SPXW260618C05950000","bid":1029.1,"bid_size":3.0,"ask":1037.0,"ask_size":3.0,"iv":0.2582,"open_interest":0.0,"volume":0.0,"delta":0.8632,"gamma":0.0002,"vega":8.6955,"theta":-0.7338,"rho":16.162,"theo":1033.0435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1050.25},{"option":"SPXW260618P05950000","bid":73.5,"bid_size":39.0,"ask":74.6,"ask_size":32.0,"iv":0.2582,"open_interest":67.0,"volume":1.0,"delta":-0.1372,"gamma":0.0002,"vega":8.6955,"theta":-0.9088,"rho":-3.3287,"theo":74.0738,"change":-7.1,"open":65.7,"high":65.7,"low":65.7,"tick":"down","last_trade_price":65.7,"last_trade_time":"2026-02-18T10:53:02","percent_change":-9.75275,"prev_day_close":70.1500015258789},{"option":"SPXW260618C05975000","bid":1006.8,"bid_size":3.0,"ask":1014.6,"ask_size":3.0,"iv":0.2559,"open_interest":0.0,"volume":0.0,"delta":0.8588,"gamma":0.0002,"vega":8.8798,"theta":-0.7498,"rho":16.1371,"theo":1010.6579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1027.54998779297},{"option":"SPXW260618P05975000","bid":75.9,"bid_size":7.0,"ask":76.8,"ask_size":31.0,"iv":0.2559,"open_interest":19.0,"volume":0.0,"delta":-0.1416,"gamma":0.0002,"vega":8.8798,"theta":-0.9203,"rho":-3.4353,"theo":76.35,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":90.88,"last_trade_time":"2026-02-17T10:33:32","percent_change":0.0,"prev_day_close":72.2999992370606},{"option":"SPXW260618C06000000","bid":984.4,"bid_size":3.0,"ask":992.0,"ask_size":3.0,"iv":0.2534,"open_interest":325.0,"volume":480.0,"delta":0.8542,"gamma":0.0002,"vega":9.0669,"theta":-0.7657,"rho":16.109,"theo":988.3474,"change":42.08,"open":1025.76,"high":1028.65,"low":1020.2,"tick":"down","last_trade_price":1024.13,"last_trade_time":"2026-02-18T12:43:37","percent_change":4.28491,"prev_day_close":1005.35000610352},{"option":"SPXW260618P06000000","bid":78.2,"bid_size":29.0,"ask":79.2,"ask_size":29.0,"iv":0.2536,"open_interest":474.0,"volume":485.0,"delta":-0.1462,"gamma":0.0002,"vega":9.0669,"theta":-0.9318,"rho":-3.5451,"theo":78.7013,"change":4.23,"open":76.83,"high":76.83,"low":69.7,"tick":"up","last_trade_price":73.98,"last_trade_time":"2026-02-18T13:53:17","percent_change":5.67404,"prev_day_close":74.5500030517578},{"option":"SPXW260618C06025000","bid":962.2,"bid_size":3.0,"ask":970.4,"ask_size":3.0,"iv":0.2514,"open_interest":0.0,"volume":0.0,"delta":0.8495,"gamma":0.0002,"vega":9.2576,"theta":-0.7816,"rho":16.0771,"theo":966.1144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":982.950012207031},{"option":"SPXW260618P06025000","bid":80.7,"bid_size":7.0,"ask":81.6,"ask_size":29.0,"iv":0.2513,"open_interest":43.0,"volume":3.0,"delta":-0.1509,"gamma":0.0002,"vega":9.2576,"theta":-0.9431,"rho":-3.6587,"theo":81.13,"change":-7.75,"open":72.3,"high":72.3,"low":72.1,"tick":"down","last_trade_price":72.1,"last_trade_time":"2026-02-18T10:53:02","percent_change":-9.7057,"prev_day_close":76.8499984741211},{"option":"SPXW260618C06050000","bid":940.2,"bid_size":3.0,"ask":947.8,"ask_size":3.0,"iv":0.249,"open_interest":1.0,"volume":0.0,"delta":0.8446,"gamma":0.0002,"vega":9.4522,"theta":-0.7973,"rho":16.0405,"theo":943.9618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":937.53,"last_trade_time":"2026-02-13T11:22:45","percent_change":0.0,"prev_day_close":960.549987792969},{"option":"SPXW260618P06050000","bid":83.2,"bid_size":7.0,"ask":84.2,"ask_size":28.0,"iv":0.249,"open_interest":1355.0,"volume":3.0,"delta":-0.1558,"gamma":0.0002,"vega":9.4522,"theta":-0.9543,"rho":-3.777,"theo":83.6392,"change":-8.1,"open":81.73,"high":81.73,"low":74.3,"tick":"down","last_trade_price":74.3,"last_trade_time":"2026-02-18T10:53:02","percent_change":-9.83009,"prev_day_close":79.25},{"option":"SPXW260618C06075000","bid":918.4,"bid_size":4.0,"ask":925.5,"ask_size":4.0,"iv":0.2467,"open_interest":0.0,"volume":0.0,"delta":0.8396,"gamma":0.0002,"vega":9.6505,"theta":-0.8129,"rho":15.9988,"theo":921.8933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":938.400024414062},{"option":"SPXW260618P06075000","bid":85.8,"bid_size":7.0,"ask":86.8,"ask_size":26.0,"iv":0.2467,"open_interest":118.0,"volume":34.0,"delta":-0.1608,"gamma":0.0002,"vega":9.6505,"theta":-0.9654,"rho":-3.9003,"theo":86.2325,"change":-0.2,"open":84.5,"high":84.8,"low":80.31,"tick":"no_change","last_trade_price":84.8,"last_trade_time":"2026-02-18T15:17:10","percent_change":-0.235294,"prev_day_close":81.75},{"option":"SPXW260618C06100000","bid":896.5,"bid_size":4.0,"ask":903.5,"ask_size":4.0,"iv":0.2444,"open_interest":0.0,"volume":0.0,"delta":0.8344,"gamma":0.0003,"vega":9.8513,"theta":-0.8283,"rho":15.9521,"theo":899.9127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":916.399993896484},{"option":"SPXW260618P06100000","bid":88.5,"bid_size":7.0,"ask":89.5,"ask_size":26.0,"iv":0.2444,"open_interest":83.0,"volume":4.0,"delta":-0.166,"gamma":0.0003,"vega":9.8513,"theta":-0.9763,"rho":-4.0288,"theo":88.9137,"change":4.78,"open":82.8,"high":82.8,"low":82.8,"tick":"down","last_trade_price":82.8,"last_trade_time":"2026-02-18T15:58:55","percent_change":5.67359,"prev_day_close":84.25},{"option":"SPXW260618C06125000","bid":875.0,"bid_size":4.0,"ask":881.6,"ask_size":4.0,"iv":0.2422,"open_interest":0.0,"volume":0.0,"delta":0.829,"gamma":0.0003,"vega":10.0534,"theta":-0.8435,"rho":15.9008,"theo":878.0237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":894.25},{"option":"SPXW260618P06125000","bid":91.2,"bid_size":32.0,"ask":92.3,"ask_size":25.0,"iv":0.242,"open_interest":108.0,"volume":32.0,"delta":-0.1714,"gamma":0.0003,"vega":10.0534,"theta":-0.987,"rho":-4.1617,"theo":91.6865,"change":-0.3,"open":81.2,"high":90.2,"low":81.2,"tick":"no_change","last_trade_price":90.2,"last_trade_time":"2026-02-18T15:17:10","percent_change":-0.331492,"prev_day_close":86.9499969482422},{"option":"SPXW260618C06150000","bid":853.2,"bid_size":4.0,"ask":860.5,"ask_size":4.0,"iv":0.2402,"open_interest":0.0,"volume":0.0,"delta":0.8234,"gamma":0.0003,"vega":10.2558,"theta":-0.8586,"rho":15.8456,"theo":856.2294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":872.350006103516},{"option":"SPXW260618P06150000","bid":94.1,"bid_size":25.0,"ask":95.1,"ask_size":25.0,"iv":0.2397,"open_interest":57.0,"volume":5.0,"delta":-0.177,"gamma":0.0003,"vega":10.2558,"theta":-0.9976,"rho":-4.2986,"theo":94.554,"change":-10.3,"open":83.1,"high":83.1,"low":83.1,"tick":"down","last_trade_price":83.1,"last_trade_time":"2026-02-18T11:04:48","percent_change":-11.0278,"prev_day_close":89.6500015258789},{"option":"SPXW260618C06175000","bid":830.9,"bid_size":4.0,"ask":838.7,"ask_size":4.0,"iv":0.2375,"open_interest":0.0,"volume":0.0,"delta":0.8176,"gamma":0.0003,"vega":10.4583,"theta":-0.8734,"rho":15.7872,"theo":834.5323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":850.700012207031},{"option":"SPXW260618P06175000","bid":97.0,"bid_size":31.0,"ask":98.1,"ask_size":24.0,"iv":0.2374,"open_interest":68.0,"volume":0.0,"delta":-0.1828,"gamma":0.0003,"vega":10.4583,"theta":-1.0079,"rho":-4.4388,"theo":97.5187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.59,"last_trade_time":"2026-02-17T10:20:29","percent_change":0.0,"prev_day_close":92.5500030517578},{"option":"SPXW260618C06200000","bid":809.4,"bid_size":4.0,"ask":816.9,"ask_size":4.0,"iv":0.2351,"open_interest":5.0,"volume":0.0,"delta":0.8117,"gamma":0.0003,"vega":10.6615,"theta":-0.8879,"rho":15.7252,"theo":812.9351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":765.44,"last_trade_time":"2026-02-17T10:12:41","percent_change":0.0,"prev_day_close":828.899993896484},{"option":"SPXW260618P06200000","bid":100.2,"bid_size":7.0,"ask":101.2,"ask_size":24.0,"iv":0.2351,"open_interest":76.0,"volume":0.0,"delta":-0.1887,"gamma":0.0003,"vega":10.6615,"theta":-1.0179,"rho":-4.5824,"theo":100.5833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.05,"last_trade_time":"2026-02-17T11:05:17","percent_change":0.0,"prev_day_close":95.4499969482422},{"option":"SPXW260618C06225000","bid":787.9,"bid_size":4.0,"ask":795.0,"ask_size":4.0,"iv":0.2326,"open_interest":0.0,"volume":0.0,"delta":0.8055,"gamma":0.0003,"vega":10.8667,"theta":-0.9022,"rho":15.6588,"theo":791.4409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":807.149993896484},{"option":"SPXW260618P06225000","bid":103.3,"bid_size":23.0,"ask":104.4,"ask_size":23.0,"iv":0.2328,"open_interest":74.0,"volume":74.0,"delta":-0.1949,"gamma":0.0003,"vega":10.8667,"theta":-1.0277,"rho":-4.7305,"theo":103.7509,"change":-10.55,"open":102.0,"high":102.0,"low":91.4,"tick":"no_change","last_trade_price":92.1,"last_trade_time":"2026-02-18T11:42:31","percent_change":-10.2776,"prev_day_close":98.5500030517578},{"option":"SPXW260618C06250000","bid":766.6,"bid_size":4.0,"ask":773.6,"ask_size":4.0,"iv":0.2303,"open_interest":0.0,"volume":0.0,"delta":0.7992,"gamma":0.0003,"vega":11.0747,"theta":-0.9162,"rho":15.5868,"theo":770.054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":785.549987792969},{"option":"SPXW260618P06250000","bid":106.6,"bid_size":22.0,"ask":107.7,"ask_size":22.0,"iv":0.2304,"open_interest":262.0,"volume":17.0,"delta":-0.2012,"gamma":0.0003,"vega":11.0747,"theta":-1.0372,"rho":-4.8842,"theo":107.0258,"change":-6.2,"open":103.3,"high":103.3,"low":95.0,"tick":"down","last_trade_price":99.8,"last_trade_time":"2026-02-18T15:51:30","percent_change":-5.84906,"prev_day_close":101.650001525879},{"option":"SPXW260618C06275000","bid":745.3,"bid_size":4.0,"ask":752.9,"ask_size":4.0,"iv":0.2282,"open_interest":0.0,"volume":0.0,"delta":0.7926,"gamma":0.0003,"vega":11.2857,"theta":-0.9298,"rho":15.508,"theo":748.7798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.200012207031},{"option":"SPXW260618P06275000","bid":110.0,"bid_size":22.0,"ask":111.2,"ask_size":22.0,"iv":0.2281,"open_interest":135.0,"volume":45.0,"delta":-0.2078,"gamma":0.0003,"vega":11.2857,"theta":-1.0463,"rho":-5.0446,"theo":110.4134,"change":-6.45,"open":98.4,"high":103.0,"low":97.4,"tick":"no_change","last_trade_price":103.0,"last_trade_time":"2026-02-18T15:51:30","percent_change":-5.8931,"prev_day_close":104.949996948242},{"option":"SPXW260618C06300000","bid":724.2,"bid_size":4.0,"ask":731.8,"ask_size":4.0,"iv":0.2259,"open_interest":0.0,"volume":0.0,"delta":0.7858,"gamma":0.0003,"vega":11.4985,"theta":-0.9431,"rho":15.4223,"theo":727.6244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":743.150024414062},{"option":"SPXW260618P06300000","bid":113.6,"bid_size":16.0,"ask":114.7,"ask_size":21.0,"iv":0.2258,"open_interest":31.0,"volume":8.0,"delta":-0.2146,"gamma":0.0003,"vega":11.4985,"theta":-1.0551,"rho":-5.2121,"theo":113.9198,"change":-2.99,"open":104.39,"high":110.01,"low":100.9,"tick":"up","last_trade_price":110.01,"last_trade_time":"2026-02-18T14:52:32","percent_change":-2.64602,"prev_day_close":108.299999237061},{"option":"SPXW260618C06325000","bid":703.3,"bid_size":4.0,"ask":710.7,"ask_size":4.0,"iv":0.2236,"open_interest":0.0,"volume":0.0,"delta":0.7788,"gamma":0.0003,"vega":11.7114,"theta":-0.9559,"rho":15.3301,"theo":706.594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":721.799987792969},{"option":"SPXW260618P06325000","bid":117.2,"bid_size":21.0,"ask":118.4,"ask_size":21.0,"iv":0.2234,"open_interest":60.0,"volume":12.0,"delta":-0.2216,"gamma":0.0003,"vega":11.7114,"theta":-1.0634,"rho":-5.3859,"theo":117.5511,"change":-9.45,"open":103.8,"high":107.2,"low":103.8,"tick":"up","last_trade_price":107.2,"last_trade_time":"2026-02-18T13:33:43","percent_change":-8.10116,"prev_day_close":111.799999237061},{"option":"SPXW260618C06350000","bid":683.0,"bid_size":4.0,"ask":689.8,"ask_size":4.0,"iv":0.2214,"open_interest":0.0,"volume":0.0,"delta":0.7715,"gamma":0.0004,"vega":11.9228,"theta":-0.9684,"rho":15.2328,"theo":685.6936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":763.85,"last_trade_time":"2026-02-11T15:19:53","percent_change":0.0,"prev_day_close":700.75},{"option":"SPXW260618P06350000","bid":121.0,"bid_size":27.0,"ask":122.1,"ask_size":21.0,"iv":0.2211,"open_interest":22.0,"volume":0.0,"delta":-0.2289,"gamma":0.0004,"vega":11.9228,"theta":-1.0714,"rho":-5.5649,"theo":121.3126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.1,"last_trade_time":"2026-02-17T12:13:55","percent_change":0.0,"prev_day_close":115.399997711182},{"option":"SPXW260618C06375000","bid":661.8,"bid_size":4.0,"ask":669.0,"ask_size":4.0,"iv":0.2189,"open_interest":0.0,"volume":0.0,"delta":0.764,"gamma":0.0004,"vega":12.132,"theta":-0.9804,"rho":15.1313,"theo":664.9278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":679.799987792969},{"option":"SPXW260618P06375000","bid":124.9,"bid_size":26.0,"ask":126.1,"ask_size":20.0,"iv":0.2187,"open_interest":15.0,"volume":4.0,"delta":-0.2364,"gamma":0.0004,"vega":12.132,"theta":-1.0789,"rho":-5.7481,"theo":125.2085,"change":-13.45,"open":110.7,"high":111.0,"low":110.7,"tick":"up","last_trade_price":111.0,"last_trade_time":"2026-02-18T10:59:55","percent_change":-10.8076,"prev_day_close":119.150001525879},{"option":"SPXW260618C06400000","bid":641.5,"bid_size":4.0,"ask":647.8,"ask_size":4.0,"iv":0.2164,"open_interest":0.0,"volume":0.0,"delta":0.7562,"gamma":0.0004,"vega":12.34,"theta":-0.9919,"rho":15.0251,"theo":644.3006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":659.050018310547},{"option":"SPXW260618P06400000","bid":128.9,"bid_size":26.0,"ask":130.1,"ask_size":20.0,"iv":0.2164,"open_interest":89.0,"volume":32.0,"delta":-0.2442,"gamma":0.0004,"vega":12.34,"theta":-1.0859,"rho":-5.9359,"theo":129.2431,"change":-12.4,"open":128.1,"high":128.1,"low":113.4,"tick":"no_change","last_trade_price":116.15,"last_trade_time":"2026-02-18T12:29:42","percent_change":-9.64605,"prev_day_close":123.050003051758},{"option":"SPXW260618C06425000","bid":620.7,"bid_size":4.0,"ask":627.2,"ask_size":4.0,"iv":0.2139,"open_interest":0.0,"volume":0.0,"delta":0.7481,"gamma":0.0004,"vega":12.5479,"theta":-1.0029,"rho":14.9129,"theo":623.8174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.450012207031},{"option":"SPXW260618P06425000","bid":133.1,"bid_size":25.0,"ask":134.3,"ask_size":19.0,"iv":0.214,"open_interest":33.0,"volume":15.0,"delta":-0.2523,"gamma":0.0004,"vega":12.5479,"theta":-1.0924,"rho":-6.1299,"theo":133.4217,"change":-13.2,"open":124.4,"high":124.4,"low":118.2,"tick":"up","last_trade_price":119.6,"last_trade_time":"2026-02-18T11:30:36","percent_change":-9.93976,"prev_day_close":127.050003051758},{"option":"SPXW260618C06450000","bid":600.4,"bid_size":4.0,"ask":606.9,"ask_size":4.0,"iv":0.2115,"open_interest":0.0,"volume":0.0,"delta":0.7398,"gamma":0.0004,"vega":12.7566,"theta":-1.0134,"rho":14.7926,"theo":603.4853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.799987792969},{"option":"SPXW260618P06450000","bid":137.4,"bid_size":24.0,"ask":138.6,"ask_size":18.0,"iv":0.2117,"open_interest":93.0,"volume":5.0,"delta":-0.2606,"gamma":0.0004,"vega":12.7566,"theta":-1.0984,"rho":-6.3319,"theo":137.7513,"change":-12.45,"open":125.0,"high":125.0,"low":123.9,"tick":"up","last_trade_price":124.7,"last_trade_time":"2026-02-18T10:35:56","percent_change":-9.07765,"prev_day_close":131.199996948242},{"option":"SPXW260618C06475000","bid":580.3,"bid_size":7.0,"ask":586.7,"ask_size":7.0,"iv":0.2092,"open_interest":0.0,"volume":0.0,"delta":0.7312,"gamma":0.0004,"vega":12.9654,"theta":-1.0232,"rho":14.6629,"theo":583.3129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":597.450012207031},{"option":"SPXW260618P06475000","bid":141.9,"bid_size":18.0,"ask":143.1,"ask_size":18.0,"iv":0.2092,"open_interest":29.0,"volume":4.0,"delta":-0.2692,"gamma":0.0004,"vega":12.9654,"theta":-1.1037,"rho":-6.5433,"theo":142.2408,"change":-8.65,"open":127.1,"high":133.15,"low":127.1,"tick":"up","last_trade_price":133.15,"last_trade_time":"2026-02-18T15:58:55","percent_change":-6.10014,"prev_day_close":135.5},{"option":"SPXW260618C06500000","bid":560.5,"bid_size":7.0,"ask":566.9,"ask_size":7.0,"iv":0.207,"open_interest":50.0,"volume":10.0,"delta":0.7223,"gamma":0.0004,"vega":13.1725,"theta":-1.0324,"rho":14.5244,"theo":563.3096,"change":39.4,"open":597.15,"high":597.15,"low":597.15,"tick":"up","last_trade_price":597.15,"last_trade_time":"2026-02-18T11:12:36","percent_change":7.0641,"prev_day_close":577.299987792969},{"option":"SPXW260618P06500000","bid":146.6,"bid_size":15.0,"ask":147.8,"ask_size":18.0,"iv":0.2069,"open_interest":163.0,"volume":37.0,"delta":-0.2781,"gamma":0.0004,"vega":13.1725,"theta":-1.1084,"rho":-6.7634,"theo":146.8993,"change":-14.2,"open":145.8,"high":145.8,"low":129.3,"tick":"no_change","last_trade_price":132.3,"last_trade_time":"2026-02-18T12:29:42","percent_change":-9.69283,"prev_day_close":140.0},{"option":"SPXW260618C06525000","bid":540.5,"bid_size":7.0,"ask":547.3,"ask_size":7.0,"iv":0.2046,"open_interest":2.0,"volume":0.0,"delta":0.7131,"gamma":0.0004,"vega":13.3754,"theta":-1.041,"rho":14.3789,"theo":543.4835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":519.01,"last_trade_time":"2026-02-17T12:52:14","percent_change":0.0,"prev_day_close":557.300018310547},{"option":"SPXW260618P06525000","bid":151.4,"bid_size":15.0,"ask":152.6,"ask_size":17.0,"iv":0.2045,"open_interest":51.0,"volume":0.0,"delta":-0.2873,"gamma":0.0004,"vega":13.3754,"theta":-1.1125,"rho":-6.9906,"theo":151.7349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.6,"last_trade_time":"2026-02-17T13:56:55","percent_change":0.0,"prev_day_close":144.599998474121},{"option":"SPXW260618C06550000","bid":520.9,"bid_size":7.0,"ask":527.6,"ask_size":7.0,"iv":0.2022,"open_interest":6.0,"volume":2.0,"delta":0.7036,"gamma":0.0004,"vega":13.5728,"theta":-1.0488,"rho":14.2282,"theo":523.8408,"change":20.94,"open":539.34,"high":539.34,"low":539.29,"tick":"down","last_trade_price":539.29,"last_trade_time":"2026-02-18T16:13:55","percent_change":4.03974,"prev_day_close":537.350006103516},{"option":"SPXW260618P06550000","bid":156.4,"bid_size":14.0,"ask":157.6,"ask_size":17.0,"iv":0.2021,"open_interest":75.0,"volume":6.0,"delta":-0.2968,"gamma":0.0004,"vega":13.5728,"theta":-1.1158,"rho":-7.223,"theo":156.754,"change":-10.15,"open":143.57,"high":146.3,"low":143.57,"tick":"up","last_trade_price":146.3,"last_trade_time":"2026-02-18T13:58:16","percent_change":-6.4877,"prev_day_close":149.400001525879},{"option":"SPXW260618C06575000","bid":503.9,"bid_size":1.0,"ask":505.4,"ask_size":1.0,"iv":0.1999,"open_interest":14.0,"volume":1.0,"delta":0.6938,"gamma":0.0004,"vega":13.7651,"theta":-1.0558,"rho":14.072,"theo":504.3873,"change":36.9,"open":535.5,"high":535.5,"low":535.5,"tick":"up","last_trade_price":535.5,"last_trade_time":"2026-02-18T11:24:48","percent_change":7.40072,"prev_day_close":517.700012207031},{"option":"SPXW260618P06575000","bid":161.6,"bid_size":13.0,"ask":162.8,"ask_size":16.0,"iv":0.1997,"open_interest":85.0,"volume":0.0,"delta":-0.3066,"gamma":0.0004,"vega":13.7651,"theta":-1.1183,"rho":-7.4609,"theo":161.9624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.95,"last_trade_time":"2026-02-17T12:55:44","percent_change":0.0,"prev_day_close":154.400001525879},{"option":"SPXW260618C06600000","bid":484.6,"bid_size":1.0,"ask":486.0,"ask_size":1.0,"iv":0.1972,"open_interest":31.0,"volume":1.0,"delta":0.6836,"gamma":0.0005,"vega":13.9536,"theta":-1.062,"rho":13.9078,"theo":485.1307,"change":36.3,"open":515.7,"high":515.7,"low":515.7,"tick":"down","last_trade_price":515.7,"last_trade_time":"2026-02-18T11:24:48","percent_change":7.57197,"prev_day_close":497.600006103516},{"option":"SPXW260618P06600000","bid":167.0,"bid_size":5.0,"ask":168.2,"ask_size":16.0,"iv":0.1973,"open_interest":479.0,"volume":4.0,"delta":-0.3168,"gamma":0.0005,"vega":13.9536,"theta":-1.12,"rho":-7.7068,"theo":167.3675,"change":-9.85,"open":153.33,"high":157.3,"low":151.0,"tick":"up","last_trade_price":157.3,"last_trade_time":"2026-02-18T13:52:57","percent_change":-5.89291,"prev_day_close":159.5},{"option":"SPXW260618C06625000","bid":465.5,"bid_size":1.0,"ask":467.0,"ask_size":1.0,"iv":0.195,"open_interest":33.0,"volume":0.0,"delta":0.6731,"gamma":0.0005,"vega":14.1387,"theta":-1.0673,"rho":13.7328,"theo":466.0812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":450.4,"last_trade_time":"2026-02-17T09:33:03","percent_change":0.0,"prev_day_close":478.399993896484},{"option":"SPXW260618P06625000","bid":172.6,"bid_size":5.0,"ask":173.8,"ask_size":15.0,"iv":0.1949,"open_interest":74.0,"volume":0.0,"delta":-0.3273,"gamma":0.0005,"vega":14.1387,"theta":-1.1208,"rho":-7.9635,"theo":172.9798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":168.8,"last_trade_time":"2026-02-17T13:56:24","percent_change":0.0,"prev_day_close":164.900001525879},{"option":"SPXW260618C06650000","bid":446.7,"bid_size":1.0,"ask":448.2,"ask_size":1.0,"iv":0.1925,"open_interest":24.0,"volume":0.0,"delta":0.6623,"gamma":0.0005,"vega":14.319,"theta":-1.0717,"rho":13.5458,"theo":447.2514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":443.0,"last_trade_time":"2026-02-17T09:40:40","percent_change":0.0,"prev_day_close":459.300003051758},{"option":"SPXW260618P06650000","bid":178.4,"bid_size":5.0,"ask":179.6,"ask_size":15.0,"iv":0.1925,"open_interest":115.0,"volume":2.0,"delta":-0.3381,"gamma":0.0005,"vega":14.319,"theta":-1.1207,"rho":-8.2321,"theo":178.8117,"change":-15.1,"open":161.5,"high":163.7,"low":161.5,"tick":"up","last_trade_price":163.7,"last_trade_time":"2026-02-18T10:35:28","percent_change":-8.44519,"prev_day_close":170.5},{"option":"SPXW260618C06675000","bid":428.1,"bid_size":2.0,"ask":429.4,"ask_size":2.0,"iv":0.1901,"open_interest":32.0,"volume":2.0,"delta":0.651,"gamma":0.0005,"vega":14.4918,"theta":-1.0751,"rho":13.3493,"theo":428.6534,"change":29.58,"open":451.82,"high":452.68,"low":451.82,"tick":"up","last_trade_price":452.68,"last_trade_time":"2026-02-18T10:35:41","percent_change":6.99125,"prev_day_close":440.5},{"option":"SPXW260618P06675000","bid":184.4,"bid_size":5.0,"ask":185.6,"ask_size":14.0,"iv":0.1901,"open_interest":120.0,"volume":4.0,"delta":-0.3493,"gamma":0.0005,"vega":14.4918,"theta":-1.1196,"rho":-8.5103,"theo":184.8755,"change":-1.9,"open":183.0,"high":183.0,"low":183.0,"tick":"down","last_trade_price":183.0,"last_trade_time":"2026-02-18T09:38:05","percent_change":-1.02758,"prev_day_close":176.300003051758},{"option":"SPXW260618C06700000","bid":409.7,"bid_size":2.0,"ask":411.1,"ask_size":2.0,"iv":0.1878,"open_interest":10.0,"volume":0.0,"delta":0.6395,"gamma":0.0005,"vega":14.6547,"theta":-1.0774,"rho":13.1463,"theo":410.2966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":381.15,"last_trade_time":"2026-02-17T10:16:53","percent_change":0.0,"prev_day_close":421.800003051758},{"option":"SPXW260618P06700000","bid":190.6,"bid_size":19.0,"ask":191.9,"ask_size":14.0,"iv":0.1877,"open_interest":69.0,"volume":4.0,"delta":-0.3609,"gamma":0.0005,"vega":14.6547,"theta":-1.1174,"rho":-8.7951,"theo":191.1806,"change":-2.0,"open":189.3,"high":189.3,"low":189.3,"tick":"up","last_trade_price":189.3,"last_trade_time":"2026-02-18T09:38:05","percent_change":-1.04548,"prev_day_close":182.300003051758},{"option":"SPXW260618C06725000","bid":391.5,"bid_size":6.0,"ask":392.9,"ask_size":2.0,"iv":0.1853,"open_interest":15.0,"volume":0.0,"delta":0.6275,"gamma":0.0005,"vega":14.8072,"theta":-1.0786,"rho":12.9374,"theo":392.1887,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":495.1,"last_trade_time":"2026-01-28T11:56:22","percent_change":0.0,"prev_day_close":403.399993896484},{"option":"SPXW260618P06725000","bid":197.2,"bid_size":5.0,"ask":198.4,"ask_size":13.0,"iv":0.1853,"open_interest":47.0,"volume":0.0,"delta":-0.3729,"gamma":0.0005,"vega":14.8072,"theta":-1.1141,"rho":-9.0856,"theo":197.7345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":202.6,"last_trade_time":"2026-02-17T11:20:08","percent_change":0.0,"prev_day_close":188.599998474121},{"option":"SPXW260618C06750000","bid":373.7,"bid_size":2.0,"ask":375.2,"ask_size":6.0,"iv":0.1829,"open_interest":19.0,"volume":0.0,"delta":0.6152,"gamma":0.0005,"vega":14.9499,"theta":-1.0787,"rho":12.7197,"theo":374.3392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":440.78,"last_trade_time":"2026-02-12T10:25:35","percent_change":0.0,"prev_day_close":385.349990844727},{"option":"SPXW260618P06750000","bid":204.0,"bid_size":5.0,"ask":205.3,"ask_size":12.0,"iv":0.183,"open_interest":700.0,"volume":23.0,"delta":-0.3852,"gamma":0.0005,"vega":14.9499,"theta":-1.1097,"rho":-9.385,"theo":204.5468,"change":-14.5,"open":198.2,"high":198.2,"low":183.4,"tick":"up","last_trade_price":190.4,"last_trade_time":"2026-02-18T13:54:20","percent_change":-7.07662,"prev_day_close":195.099998474121},{"option":"SPXW260618C06775000","bid":356.1,"bid_size":7.0,"ask":357.5,"ask_size":2.0,"iv":0.1806,"open_interest":28.0,"volume":0.0,"delta":0.6025,"gamma":0.0006,"vega":15.0829,"theta":-1.0776,"rho":12.4887,"theo":356.7625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":352.2,"last_trade_time":"2026-02-13T10:18:55","percent_change":0.0,"prev_day_close":367.5},{"option":"SPXW260618P06775000","bid":211.0,"bid_size":17.0,"ask":212.4,"ask_size":12.0,"iv":0.1806,"open_interest":90.0,"volume":0.0,"delta":-0.3979,"gamma":0.0006,"vega":15.0829,"theta":-1.104,"rho":-9.6977,"theo":211.6318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":212.37,"last_trade_time":"2026-02-17T15:29:03","percent_change":0.0,"prev_day_close":201.950004577637},{"option":"SPXW260618C06800000","bid":338.8,"bid_size":7.0,"ask":340.2,"ask_size":2.0,"iv":0.1782,"open_interest":38.0,"volume":4.0,"delta":0.5894,"gamma":0.0006,"vega":15.2042,"theta":-1.0751,"rho":12.2439,"theo":339.4758,"change":15.6,"open":350.2,"high":350.2,"low":350.2,"tick":"up","last_trade_price":350.2,"last_trade_time":"2026-02-18T14:48:37","percent_change":4.66228,"prev_day_close":349.899993896484},{"option":"SPXW260618P06800000","bid":218.4,"bid_size":17.0,"ask":219.7,"ask_size":12.0,"iv":0.1782,"open_interest":206.0,"volume":7.0,"delta":-0.411,"gamma":0.0006,"vega":15.2042,"theta":-1.0971,"rho":-10.0241,"theo":219.0069,"change":-20.2,"open":217.7,"high":217.7,"low":199.5,"tick":"down","last_trade_price":199.5,"last_trade_time":"2026-02-18T10:24:23","percent_change":-9.19436,"prev_day_close":209.049995422363},{"option":"SPXW260618C06825000","bid":321.8,"bid_size":11.0,"ask":323.2,"ask_size":2.0,"iv":0.1758,"open_interest":35.0,"volume":0.0,"delta":0.5758,"gamma":0.0006,"vega":15.3112,"theta":-1.0713,"rho":11.9895,"theo":322.4952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":309.1,"last_trade_time":"2026-02-17T13:21:44","percent_change":0.0,"prev_day_close":332.799987792969},{"option":"SPXW260618P06825000","bid":226.1,"bid_size":6.0,"ask":227.4,"ask_size":11.0,"iv":0.1758,"open_interest":81.0,"volume":0.0,"delta":-0.4246,"gamma":0.0006,"vega":15.3112,"theta":-1.0888,"rho":-10.3602,"theo":226.6881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":227.77,"last_trade_time":"2026-02-17T15:29:03","percent_change":0.0,"prev_day_close":216.450004577637},{"option":"SPXW260618C06850000","bid":305.1,"bid_size":7.0,"ask":306.7,"ask_size":6.0,"iv":0.1734,"open_interest":43.0,"volume":1.0,"delta":0.5619,"gamma":0.0006,"vega":15.4018,"theta":-1.0661,"rho":11.7297,"theo":305.8323,"change":4.15,"open":305.4,"high":305.4,"low":305.4,"tick":"up","last_trade_price":305.4,"last_trade_time":"2026-02-18T09:48:36","percent_change":1.37759,"prev_day_close":315.699996948242},{"option":"SPXW260618P06850000","bid":234.0,"bid_size":16.0,"ask":235.4,"ask_size":11.0,"iv":0.1734,"open_interest":124.0,"volume":10.0,"delta":-0.4385,"gamma":0.0006,"vega":15.4018,"theta":-1.0791,"rho":-10.7018,"theo":234.687,"change":-22.43,"open":228.3,"high":228.3,"low":213.17,"tick":"down","last_trade_price":213.17,"last_trade_time":"2026-02-18T10:06:08","percent_change":-9.52037,"prev_day_close":224.150001525879},{"option":"SPXW260618C06875000","bid":288.8,"bid_size":7.0,"ask":290.2,"ask_size":2.0,"iv":0.1711,"open_interest":95.0,"volume":2.0,"delta":0.5476,"gamma":0.0006,"vega":15.4755,"theta":-1.0594,"rho":11.4625,"theo":289.4986,"change":25.6,"open":293.7,"high":310.7,"low":293.7,"tick":"up","last_trade_price":310.7,"last_trade_time":"2026-02-18T10:24:25","percent_change":8.9793,"prev_day_close":299.100006103516},{"option":"SPXW260618P06875000","bid":242.4,"bid_size":16.0,"ask":243.8,"ask_size":11.0,"iv":0.1712,"open_interest":47.0,"volume":20.0,"delta":-0.4528,"gamma":0.0006,"vega":15.4755,"theta":-1.0679,"rho":-11.0506,"theo":243.0151,"change":-7.22,"open":221.2,"high":236.98,"low":221.2,"tick":"up","last_trade_price":236.98,"last_trade_time":"2026-02-18T15:30:48","percent_change":-2.95659,"prev_day_close":232.199996948242},{"option":"SPXW260618C06900000","bid":272.8,"bid_size":7.0,"ask":274.2,"ask_size":2.0,"iv":0.1688,"open_interest":24.0,"volume":0.0,"delta":0.5329,"gamma":0.0006,"vega":15.5317,"theta":-1.0513,"rho":11.1818,"theo":273.5115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.08,"last_trade_time":"2026-02-17T15:35:14","percent_change":0.0,"prev_day_close":282.900009155273},{"option":"SPXW260618P06900000","bid":251.1,"bid_size":16.0,"ask":252.5,"ask_size":11.0,"iv":0.1688,"open_interest":149.0,"volume":27.0,"delta":-0.4675,"gamma":0.0006,"vega":15.5317,"theta":-1.0553,"rho":-11.413,"theo":251.6898,"change":-7.75,"open":245.5,"high":245.5,"low":227.7,"tick":"up","last_trade_price":245.3,"last_trade_time":"2026-02-18T15:30:48","percent_change":-3.06263,"prev_day_close":240.599998474121},{"option":"SPXW260618C06925000","bid":257.2,"bid_size":7.0,"ask":258.7,"ask_size":2.0,"iv":0.1665,"open_interest":48.0,"volume":3.0,"delta":0.5178,"gamma":0.0006,"vega":15.5683,"theta":-1.0416,"rho":10.8857,"theo":257.8946,"change":26.3,"open":260.3,"high":280.3,"low":257.6,"tick":"up","last_trade_price":280.3,"last_trade_time":"2026-02-18T10:47:17","percent_change":10.3543,"prev_day_close":267.0},{"option":"SPXW260618P06925000","bid":260.2,"bid_size":5.0,"ask":261.5,"ask_size":11.0,"iv":0.1665,"open_interest":111.0,"volume":3.0,"delta":-0.4826,"gamma":0.0006,"vega":15.5683,"theta":-1.041,"rho":-11.7908,"theo":260.7347,"change":-27.25,"open":256.0,"high":256.0,"low":235.0,"tick":"down","last_trade_price":235.0,"last_trade_time":"2026-02-18T13:09:45","percent_change":-10.3908,"prev_day_close":249.349998474121},{"option":"SPXW260618C06950000","bid":242.0,"bid_size":12.0,"ask":243.4,"ask_size":6.0,"iv":0.1642,"open_interest":143.0,"volume":9.0,"delta":0.5023,"gamma":0.0006,"vega":15.5835,"theta":-1.0302,"rho":10.5798,"theo":242.6697,"change":25.2,"open":241.3,"high":264.1,"low":241.3,"tick":"up","last_trade_price":264.1,"last_trade_time":"2026-02-18T10:44:11","percent_change":10.5483,"prev_day_close":251.5},{"option":"SPXW260618P06950000","bid":269.6,"bid_size":16.0,"ask":271.0,"ask_size":11.0,"iv":0.1642,"open_interest":278.0,"volume":3.0,"delta":-0.4981,"gamma":0.0006,"vega":15.5835,"theta":-1.0252,"rho":-12.1784,"theo":270.1716,"change":-25.2,"open":246.7,"high":246.8,"low":246.7,"tick":"up","last_trade_price":246.8,"last_trade_time":"2026-02-18T10:21:08","percent_change":-9.26471,"prev_day_close":258.5},{"option":"SPXW260618C06975000","bid":227.2,"bid_size":12.0,"ask":228.6,"ask_size":6.0,"iv":0.1619,"open_interest":114.0,"volume":5.0,"delta":0.4864,"gamma":0.0006,"vega":15.5762,"theta":-1.0173,"rho":10.2701,"theo":227.8527,"change":24.1,"open":231.7,"high":248.4,"low":231.7,"tick":"up","last_trade_price":248.4,"last_trade_time":"2026-02-18T10:52:33","percent_change":10.7445,"prev_day_close":236.349998474121},{"option":"SPXW260618P06975000","bid":279.4,"bid_size":6.0,"ask":280.8,"ask_size":2.0,"iv":0.1619,"open_interest":70.0,"volume":3.0,"delta":-0.514,"gamma":0.0006,"vega":15.5762,"theta":-1.0078,"rho":-12.5698,"theo":280.0163,"change":-29.25,"open":279.5,"high":279.5,"low":252.6,"tick":"down","last_trade_price":252.6,"last_trade_time":"2026-02-18T13:11:24","percent_change":-10.3779,"prev_day_close":268.050003051758},{"option":"SPXW260618C07000000","bid":212.8,"bid_size":12.0,"ask":214.2,"ask_size":6.0,"iv":0.1596,"open_interest":379.0,"volume":241.0,"delta":0.4701,"gamma":0.0006,"vega":15.5449,"theta":-1.0027,"rho":9.9529,"theo":213.4591,"change":20.36,"open":217.2,"high":234.94,"low":217.2,"tick":"down","last_trade_price":230.46,"last_trade_time":"2026-02-18T12:00:54","percent_change":9.69062,"prev_day_close":221.699996948242},{"option":"SPXW260618P07000000","bid":289.7,"bid_size":6.0,"ask":291.1,"ask_size":2.0,"iv":0.1596,"open_interest":320.0,"volume":253.0,"delta":-0.5302,"gamma":0.0006,"vega":15.5449,"theta":-0.9887,"rho":-12.9686,"theo":290.2845,"change":-30.45,"open":268.0,"high":268.55,"low":261.73,"tick":"no_change","last_trade_price":262.0,"last_trade_time":"2026-02-18T13:11:26","percent_change":-10.412,"prev_day_close":278.0},{"option":"SPXW260618C07025000","bid":198.9,"bid_size":16.0,"ask":200.3,"ask_size":6.0,"iv":0.1574,"open_interest":96.0,"volume":4.0,"delta":0.4536,"gamma":0.0006,"vega":15.4866,"theta":-0.9865,"rho":9.6209,"theo":199.5134,"change":4.6,"open":217.2,"high":217.2,"low":200.9,"tick":"down","last_trade_price":200.9,"last_trade_time":"2026-02-18T15:15:55","percent_change":2.34335,"prev_day_close":207.400001525879},{"option":"SPXW260618P07025000","bid":300.3,"bid_size":6.0,"ask":301.8,"ask_size":2.0,"iv":0.1573,"open_interest":57.0,"volume":10.0,"delta":-0.5468,"gamma":0.0006,"vega":15.4866,"theta":-0.968,"rho":-13.3823,"theo":301.0006,"change":-31.15,"open":301.4,"high":301.4,"low":271.5,"tick":"no_change","last_trade_price":272.2,"last_trade_time":"2026-02-18T13:11:21","percent_change":-10.2687,"prev_day_close":288.400009155273},{"option":"SPXW260618C07050000","bid":185.6,"bid_size":10.0,"ask":186.8,"ask_size":6.0,"iv":0.1553,"open_interest":179.0,"volume":10.0,"delta":0.4367,"gamma":0.0006,"vega":15.3996,"theta":-0.9686,"rho":9.2763,"theo":186.044,"change":4.25,"open":188.5,"high":190.5,"low":187.4,"tick":"down","last_trade_price":187.4,"last_trade_time":"2026-02-18T15:15:55","percent_change":2.3205,"prev_day_close":193.599998474121},{"option":"SPXW260618P07050000","bid":311.5,"bid_size":6.0,"ask":313.0,"ask_size":2.0,"iv":0.1551,"open_interest":52.0,"volume":0.0,"delta":-0.5637,"gamma":0.0006,"vega":15.3996,"theta":-0.9456,"rho":-13.8086,"theo":312.193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":358.2,"last_trade_time":"2026-02-17T10:32:03","percent_change":0.0,"prev_day_close":299.199996948242},{"option":"SPXW260618C07075000","bid":172.5,"bid_size":18.0,"ask":173.9,"ask_size":6.0,"iv":0.1531,"open_interest":68.0,"volume":5.0,"delta":0.4196,"gamma":0.0006,"vega":15.2852,"theta":-0.9492,"rho":8.9293,"theo":173.0712,"change":5.7,"open":170.4,"high":176.6,"low":170.4,"tick":"down","last_trade_price":176.0,"last_trade_time":"2026-02-18T15:11:28","percent_change":3.34704,"prev_day_close":180.300003051758},{"option":"SPXW260618P07075000","bid":323.3,"bid_size":2.0,"ask":324.7,"ask_size":2.0,"iv":0.1532,"open_interest":62.0,"volume":0.0,"delta":-0.5808,"gamma":0.0006,"vega":15.2852,"theta":-0.9216,"rho":-14.2373,"theo":323.882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.6,"last_trade_time":"2026-02-17T10:18:22","percent_change":0.0,"prev_day_close":310.600006103516},{"option":"SPXW260618C07100000","bid":160.1,"bid_size":17.0,"ask":161.4,"ask_size":6.0,"iv":0.151,"open_interest":264.0,"volume":12.0,"delta":0.4022,"gamma":0.0006,"vega":15.1434,"theta":-0.9281,"rho":8.5807,"theo":160.6083,"change":21.06,"open":163.2,"high":179.45,"low":163.2,"tick":"down","last_trade_price":179.11,"last_trade_time":"2026-02-18T13:07:29","percent_change":13.3249,"prev_day_close":167.5},{"option":"SPXW260618P07100000","bid":335.6,"bid_size":6.0,"ask":337.0,"ask_size":2.0,"iv":0.151,"open_interest":48.0,"volume":1.0,"delta":-0.5982,"gamma":0.0006,"vega":15.1434,"theta":-0.8961,"rho":-14.6676,"theo":336.0809,"change":-33.92,"open":305.28,"high":305.28,"low":305.28,"tick":"down","last_trade_price":305.28,"last_trade_time":"2026-02-18T11:24:48","percent_change":-10.0,"prev_day_close":322.5},{"option":"SPXW260618C07125000","bid":148.2,"bid_size":17.0,"ask":149.5,"ask_size":6.0,"iv":0.149,"open_interest":77.0,"volume":1.0,"delta":0.3846,"gamma":0.0006,"vega":14.9696,"theta":-0.9055,"rho":8.2213,"theo":148.6747,"change":18.1,"open":164.5,"high":164.5,"low":164.5,"tick":"up","last_trade_price":164.5,"last_trade_time":"2026-02-18T10:21:15","percent_change":12.3634,"prev_day_close":155.25},{"option":"SPXW260618P07125000","bid":348.2,"bid_size":6.0,"ask":349.7,"ask_size":2.0,"iv":0.149,"open_interest":58.0,"volume":1.0,"delta":-0.6158,"gamma":0.0006,"vega":14.9696,"theta":-0.869,"rho":-15.1087,"theo":348.8091,"change":-34.82,"open":317.18,"high":317.18,"low":317.18,"tick":"down","last_trade_price":317.18,"last_trade_time":"2026-02-18T11:24:48","percent_change":-9.89205,"prev_day_close":334.899993896484},{"option":"SPXW260618C07150000","bid":137.0,"bid_size":11.0,"ask":138.1,"ask_size":7.0,"iv":0.1471,"open_interest":242.0,"volume":25.0,"delta":0.367,"gamma":0.0006,"vega":14.761,"theta":-0.8815,"rho":7.8521,"theo":137.295,"change":18.35,"open":149.8,"high":155.0,"low":149.8,"tick":"up","last_trade_price":153.45,"last_trade_time":"2026-02-18T13:15:35","percent_change":13.5825,"prev_day_close":143.450004577637},{"option":"SPXW260618P07150000","bid":361.5,"bid_size":5.0,"ask":363.0,"ask_size":2.0,"iv":0.1471,"open_interest":35.0,"volume":0.0,"delta":-0.6334,"gamma":0.0006,"vega":14.761,"theta":-0.8405,"rho":-15.5596,"theo":362.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.0,"last_trade_time":"2026-02-17T09:40:41","percent_change":0.0,"prev_day_close":347.800003051758},{"option":"SPXW260618C07175000","bid":126.0,"bid_size":19.0,"ask":127.3,"ask_size":7.0,"iv":0.1451,"open_interest":49.0,"volume":20.0,"delta":0.3493,"gamma":0.0006,"vega":14.523,"theta":-0.8562,"rho":7.4855,"theo":126.4819,"change":16.3,"open":126.5,"high":141.4,"low":126.5,"tick":"down","last_trade_price":140.8,"last_trade_time":"2026-02-18T11:20:21","percent_change":13.0924,"prev_day_close":132.25},{"option":"SPXW260618P07175000","bid":375.4,"bid_size":5.0,"ask":376.9,"ask_size":2.0,"iv":0.145,"open_interest":27.0,"volume":0.0,"delta":-0.6511,"gamma":0.0006,"vega":14.523,"theta":-0.8106,"rho":-16.0079,"theo":375.9399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.2,"last_trade_time":"2026-02-17T09:58:49","percent_change":0.0,"prev_day_close":361.300003051758},{"option":"SPXW260618C07200000","bid":115.8,"bid_size":21.0,"ask":117.0,"ask_size":8.0,"iv":0.1433,"open_interest":154.0,"volume":14.0,"delta":0.3316,"gamma":0.0006,"vega":14.2586,"theta":-0.8296,"rho":7.1225,"theo":116.2364,"change":8.6,"open":124.04,"high":130.9,"low":118.5,"tick":"up","last_trade_price":123.0,"last_trade_time":"2026-02-18T15:59:48","percent_change":7.51748,"prev_day_close":121.700000762939},{"option":"SPXW260618P07200000","bid":389.8,"bid_size":1.0,"ask":391.3,"ask_size":1.0,"iv":0.1434,"open_interest":34.0,"volume":0.0,"delta":-0.6688,"gamma":0.0006,"vega":14.2586,"theta":-0.7795,"rho":-16.4526,"theo":390.3562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":421.9,"last_trade_time":"2026-02-13T09:50:18","percent_change":0.0,"prev_day_close":375.200012207031},{"option":"SPXW260618C07225000","bid":106.1,"bid_size":22.0,"ask":107.4,"ask_size":16.0,"iv":0.1415,"open_interest":70.0,"volume":10.0,"delta":0.314,"gamma":0.0006,"vega":13.9615,"theta":-0.8019,"rho":6.7533,"theo":106.5648,"change":15.25,"open":121.1,"high":121.2,"low":119.89,"tick":"down","last_trade_price":120.1,"last_trade_time":"2026-02-18T13:11:13","percent_change":14.5446,"prev_day_close":111.549999237061},{"option":"SPXW260618P07225000","bid":404.9,"bid_size":1.0,"ask":406.3,"ask_size":1.0,"iv":0.1416,"open_interest":40.0,"volume":0.0,"delta":-0.6864,"gamma":0.0006,"vega":13.9615,"theta":-0.7473,"rho":-16.9035,"theo":405.3463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":340.6,"last_trade_time":"2026-02-11T14:20:06","percent_change":0.0,"prev_day_close":389.899993896484},{"option":"SPXW260618C07250000","bid":97.1,"bid_size":14.0,"ask":98.2,"ask_size":17.0,"iv":0.1399,"open_interest":60.0,"volume":2.0,"delta":0.2966,"gamma":0.0006,"vega":13.6299,"theta":-0.7732,"rho":6.3825,"theo":97.4743,"change":12.55,"open":109.89,"high":109.89,"low":108.4,"tick":"down","last_trade_price":108.4,"last_trade_time":"2026-02-18T13:27:32","percent_change":13.0934,"prev_day_close":102.049999237061},{"option":"SPXW260618P07250000","bid":417.8,"bid_size":4.0,"ask":423.9,"ask_size":4.0,"iv":0.1397,"open_interest":26.0,"volume":0.0,"delta":-0.7038,"gamma":0.0006,"vega":13.6299,"theta":-0.7141,"rho":-17.3559,"theo":420.9176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":385.6,"last_trade_time":"2026-02-04T10:20:57","percent_change":0.0,"prev_day_close":405.100006103516},{"option":"SPXW260618C07275000","bid":88.5,"bid_size":25.0,"ask":89.7,"ask_size":18.0,"iv":0.1383,"open_interest":84.0,"volume":6.0,"delta":0.2795,"gamma":0.0006,"vega":13.2748,"theta":-0.7436,"rho":6.0228,"theo":88.9555,"change":1.25,"open":100.6,"high":100.6,"low":90.8,"tick":"down","last_trade_price":90.8,"last_trade_time":"2026-02-18T15:15:13","percent_change":1.34192,"prev_day_close":93.1500015258789},{"option":"SPXW260618P07275000","bid":434.2,"bid_size":4.0,"ask":440.4,"ask_size":4.0,"iv":0.1384,"open_interest":11.0,"volume":0.0,"delta":-0.7209,"gamma":0.0006,"vega":13.2748,"theta":-0.6801,"rho":-17.7973,"theo":437.0606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":417.4,"last_trade_time":"2026-02-04T12:06:00","percent_change":0.0,"prev_day_close":420.75},{"option":"SPXW260618C07300000","bid":80.5,"bid_size":18.0,"ask":81.6,"ask_size":18.0,"iv":0.1367,"open_interest":142.0,"volume":10.0,"delta":0.2626,"gamma":0.0006,"vega":12.8992,"theta":-0.7134,"rho":5.6692,"theo":80.9919,"change":12.61,"open":92.2,"high":92.25,"low":92.11,"tick":"down","last_trade_price":92.11,"last_trade_time":"2026-02-18T13:07:29","percent_change":15.8616,"prev_day_close":84.7999992370606},{"option":"SPXW260618P07300000","bid":450.3,"bid_size":4.0,"ask":457.1,"ask_size":4.0,"iv":0.1366,"open_interest":67.0,"volume":0.0,"delta":-0.7378,"gamma":0.0006,"vega":12.8992,"theta":-0.6454,"rho":-18.2326,"theo":453.7587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.06,"last_trade_time":"2026-02-13T10:34:05","percent_change":0.0,"prev_day_close":436.849990844727},{"option":"SPXW260618C07325000","bid":73.0,"bid_size":26.0,"ask":74.2,"ask_size":20.0,"iv":0.1353,"open_interest":123.0,"volume":1.0,"delta":0.2461,"gamma":0.0006,"vega":12.4944,"theta":-0.6826,"rho":5.3148,"theo":73.5753,"change":10.35,"open":82.5,"high":82.5,"low":82.5,"tick":"up","last_trade_price":82.5,"last_trade_time":"2026-02-18T13:36:11","percent_change":14.3451,"prev_day_close":77.0500030517578},{"option":"SPXW260618P07325000","bid":467.8,"bid_size":4.0,"ask":474.3,"ask_size":4.0,"iv":0.1353,"open_interest":35.0,"volume":0.0,"delta":-0.7543,"gamma":0.0006,"vega":12.4944,"theta":-0.6101,"rho":-18.6687,"theo":471.0039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":395.0,"last_trade_time":"2026-02-02T11:04:05","percent_change":0.0,"prev_day_close":453.75},{"option":"SPXW260618C07350000","bid":66.2,"bid_size":6.0,"ask":67.2,"ask_size":21.0,"iv":0.1339,"open_interest":124.0,"volume":0.0,"delta":0.23,"gamma":0.0006,"vega":12.0648,"theta":-0.6514,"rho":4.9705,"theo":66.6928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":75.4,"last_trade_time":"2026-02-12T12:09:22","percent_change":0.0,"prev_day_close":69.7999992370606},{"option":"SPXW260618P07350000","bid":485.3,"bid_size":4.0,"ask":492.0,"ask_size":4.0,"iv":0.1338,"open_interest":19.0,"volume":0.0,"delta":-0.7704,"gamma":0.0006,"vega":12.0648,"theta":-0.5744,"rho":-19.0946,"theo":488.7832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":405.4,"last_trade_time":"2026-02-10T11:58:56","percent_change":0.0,"prev_day_close":471.350006103516},{"option":"SPXW260618C07375000","bid":59.8,"bid_size":7.0,"ask":60.8,"ask_size":21.0,"iv":0.1326,"open_interest":100.0,"volume":4.0,"delta":0.2144,"gamma":0.0006,"vega":11.6243,"theta":-0.62,"rho":4.642,"theo":60.3179,"change":1.7,"open":60.6,"high":60.8,"low":60.6,"tick":"down","last_trade_price":60.7,"last_trade_time":"2026-02-18T15:28:29","percent_change":2.88136,"prev_day_close":63.1000003814697},{"option":"SPXW260618P07375000","bid":503.7,"bid_size":4.0,"ask":510.4,"ask_size":4.0,"iv":0.1326,"open_interest":7.0,"volume":0.0,"delta":-0.786,"gamma":0.0006,"vega":11.6243,"theta":-0.5384,"rho":-19.5049,"theo":507.0702,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":409.6,"last_trade_time":"2026-02-02T13:12:01","percent_change":0.0,"prev_day_close":489.5},{"option":"SPXW260618C07400000","bid":53.9,"bid_size":7.0,"ask":54.9,"ask_size":22.0,"iv":0.1314,"open_interest":143.0,"volume":4.0,"delta":0.1994,"gamma":0.0005,"vega":11.17,"theta":-0.5885,"rho":4.319,"theo":54.4298,"change":1.6,"open":54.7,"high":54.8,"low":54.7,"tick":"up","last_trade_price":54.8,"last_trade_time":"2026-02-18T15:28:28","percent_change":3.00752,"prev_day_close":56.8999996185303},{"option":"SPXW260618P07400000","bid":522.4,"bid_size":4.0,"ask":528.9,"ask_size":4.0,"iv":0.1313,"open_interest":3.0,"volume":0.0,"delta":-0.801,"gamma":0.0005,"vega":11.17,"theta":-0.5024,"rho":-19.9096,"theo":525.8438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":583.55,"last_trade_time":"2026-02-17T10:12:41","percent_change":0.0,"prev_day_close":507.599990844727},{"option":"SPXW260618C07425000","bid":48.5,"bid_size":18.0,"ask":49.5,"ask_size":24.0,"iv":0.1303,"open_interest":58.0,"volume":0.0,"delta":0.1849,"gamma":0.0005,"vega":10.6956,"theta":-0.5571,"rho":4.0041,"theo":49.014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":45.1,"last_trade_time":"2026-02-17T13:10:17","percent_change":0.0,"prev_day_close":51.2000007629394},{"option":"SPXW260618P07425000","bid":541.3,"bid_size":4.0,"ask":548.4,"ask_size":4.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":-0.8155,"gamma":0.0005,"vega":10.6956,"theta":-0.4665,"rho":-20.3062,"theo":545.0899,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":526.549987792969},{"option":"SPXW260618C07450000","bid":43.5,"bid_size":20.0,"ask":44.6,"ask_size":26.0,"iv":0.1292,"open_interest":59.0,"volume":9.0,"delta":0.171,"gamma":0.0005,"vega":10.2138,"theta":-0.5259,"rho":3.708,"theo":44.0458,"change":1.3,"open":49.14,"high":49.7,"low":44.2,"tick":"no_change","last_trade_price":44.3,"last_trade_time":"2026-02-18T15:28:31","percent_change":3.02326,"prev_day_close":46.0},{"option":"SPXW260618P07450000","bid":561.2,"bid_size":4.0,"ask":567.8,"ask_size":4.0,"iv":0.129,"open_interest":0.0,"volume":0.0,"delta":-0.8294,"gamma":0.0005,"vega":10.2138,"theta":-0.4308,"rho":-20.6839,"theo":564.7834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":546.5},{"option":"SPXW260618C07500000","bid":34.9,"bid_size":13.0,"ask":35.9,"ask_size":38.0,"iv":0.1274,"open_interest":125.0,"volume":3.0,"delta":0.1452,"gamma":0.0005,"vega":9.2462,"theta":-0.465,"rho":3.1503,"theo":35.3536,"change":5.65,"open":39.5,"high":40.1,"low":39.5,"tick":"up","last_trade_price":40.1,"last_trade_time":"2026-02-18T12:35:11","percent_change":16.4006,"prev_day_close":36.9500007629394},{"option":"SPXW260618P07500000","bid":601.7,"bid_size":3.0,"ask":608.4,"ask_size":3.0,"iv":0.1269,"open_interest":40.0,"volume":0.0,"delta":-0.8552,"gamma":0.0005,"vega":9.2462,"theta":-0.3609,"rho":-21.405,"theo":605.4148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":525.7,"last_trade_time":"2026-02-11T11:16:39","percent_change":0.0,"prev_day_close":586.849975585938},{"option":"SPXW260618C07550000","bid":27.8,"bid_size":22.0,"ask":28.7,"ask_size":38.0,"iv":0.1257,"open_interest":77.0,"volume":28.0,"delta":0.1221,"gamma":0.0004,"vega":8.2745,"theta":-0.407,"rho":2.6543,"theo":28.1829,"change":0.85,"open":31.9,"high":32.35,"low":28.4,"tick":"down","last_trade_price":28.4,"last_trade_time":"2026-02-18T15:28:46","percent_change":3.0853,"prev_day_close":29.4500007629394},{"option":"SPXW260618P07550000","bid":643.2,"bid_size":3.0,"ask":650.7,"ask_size":3.0,"iv":0.1248,"open_interest":0.0,"volume":0.0,"delta":-0.8783,"gamma":0.0004,"vega":8.2745,"theta":-0.2939,"rho":-22.0644,"theo":647.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.5},{"option":"SPXW260618C07600000","bid":22.0,"bid_size":31.0,"ask":22.9,"ask_size":56.0,"iv":0.1244,"open_interest":52.0,"volume":1.0,"delta":0.1019,"gamma":0.0004,"vega":7.3357,"theta":-0.353,"rho":2.2117,"theo":22.3441,"change":3.7,"open":25.6,"high":25.6,"low":25.6,"tick":"down","last_trade_price":25.6,"last_trade_time":"2026-02-18T12:35:11","percent_change":16.895,"prev_day_close":23.4000005722046},{"option":"SPXW260618P07600000","bid":687.0,"bid_size":3.0,"ask":694.7,"ask_size":3.0,"iv":0.124,"open_interest":0.0,"volume":0.0,"delta":-0.8985,"gamma":0.0004,"vega":7.3357,"theta":-0.231,"rho":-22.6703,"theo":691.0524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":672.0},{"option":"SPXW260618C07650000","bid":17.4,"bid_size":36.0,"ask":18.2,"ask_size":55.0,"iv":0.1234,"open_interest":52.0,"volume":2.0,"delta":0.0844,"gamma":0.0003,"vega":6.448,"theta":-0.304,"rho":1.8353,"theo":17.6542,"change":1.7,"open":18.6,"high":19.1,"low":18.6,"tick":"up","last_trade_price":19.1,"last_trade_time":"2026-02-18T14:46:45","percent_change":9.77011,"prev_day_close":18.5499992370605},{"option":"SPXW260618P07650000","bid":731.9,"bid_size":3.0,"ask":739.2,"ask_size":3.0,"iv":0.1229,"open_interest":0.0,"volume":0.0,"delta":-0.916,"gamma":0.0003,"vega":6.448,"theta":-0.1729,"rho":-23.21,"theo":735.6862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":716.450012207031},{"option":"SPXW260618C07700000","bid":13.8,"bid_size":35.0,"ask":14.4,"ask_size":73.0,"iv":0.1226,"open_interest":64.0,"volume":37.0,"delta":0.0696,"gamma":0.0003,"vega":5.6257,"theta":-0.2603,"rho":1.5117,"theo":13.9357,"change":0.45,"open":16.3,"high":16.3,"low":14.2,"tick":"no_change","last_trade_price":14.2,"last_trade_time":"2026-02-18T15:28:14","percent_change":3.27273,"prev_day_close":14.6999998092651},{"option":"SPXW260618P07700000","bid":777.5,"bid_size":3.0,"ask":785.0,"ask_size":3.0,"iv":0.1222,"open_interest":101.0,"volume":0.0,"delta":-0.9308,"gamma":0.0003,"vega":5.6257,"theta":-0.1202,"rho":-23.6971,"theo":781.2912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":657.45,"last_trade_time":"2026-02-02T13:31:39","percent_change":0.0,"prev_day_close":761.950012207031},{"option":"SPXW260618C07750000","bid":10.9,"bid_size":52.0,"ask":11.5,"ask_size":85.0,"iv":0.1222,"open_interest":64.0,"volume":10.0,"delta":0.0572,"gamma":0.0002,"vega":4.8859,"theta":-0.2221,"rho":1.2434,"theo":11.0132,"change":1.15,"open":12.05,"high":12.05,"low":12.05,"tick":"down","last_trade_price":12.05,"last_trade_time":"2026-02-18T14:31:31","percent_change":10.5505,"prev_day_close":11.6500000953674},{"option":"SPXW260618P07750000","bid":823.9,"bid_size":3.0,"ask":831.8,"ask_size":3.0,"iv":0.1221,"open_interest":0.0,"volume":0.0,"delta":-0.9431,"gamma":0.0002,"vega":4.8859,"theta":-0.073,"rho":-24.1287,"theo":827.6923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":808.200012207031},{"option":"SPXW260618C07800000","bid":8.6,"bid_size":57.0,"ask":9.1,"ask_size":101.0,"iv":0.1218,"open_interest":289.0,"volume":50.0,"delta":0.0471,"gamma":0.0002,"vega":4.2259,"theta":-0.1893,"rho":1.0214,"theo":8.7372,"change":0.55,"open":9.2,"high":9.2,"low":9.2,"tick":"down","last_trade_price":9.2,"last_trade_time":"2026-02-18T15:09:40","percent_change":6.35838,"prev_day_close":9.25},{"option":"SPXW260618P07800000","bid":870.8,"bid_size":3.0,"ask":878.4,"ask_size":3.0,"iv":0.1212,"open_interest":0.0,"volume":0.0,"delta":-0.9533,"gamma":0.0002,"vega":4.2259,"theta":-0.0312,"rho":-24.5141,"theo":874.7398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":854.800018310547},{"option":"SPXW260618C07850000","bid":6.8,"bid_size":72.0,"ask":7.3,"ask_size":119.0,"iv":0.1218,"open_interest":202.0,"volume":0.0,"delta":0.0387,"gamma":0.0002,"vega":3.6514,"theta":-0.1614,"rho":0.84,"theo":6.9675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.1,"last_trade_time":"2026-02-17T11:10:46","percent_change":0.0,"prev_day_close":7.34999990463257},{"option":"SPXW260618P07850000","bid":917.7,"bid_size":2.0,"ask":926.4,"ask_size":2.0,"iv":0.1208,"open_interest":0.0,"volume":0.0,"delta":-0.9617,"gamma":0.0002,"vega":3.6514,"theta":0.0,"rho":-24.8589,"theo":922.2937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":901.899993896484},{"option":"SPXW260618C07900000","bid":5.4,"bid_size":85.0,"ask":5.8,"ask_size":84.0,"iv":0.1218,"open_interest":105.0,"volume":0.0,"delta":0.032,"gamma":0.0001,"vega":3.1523,"theta":-0.1378,"rho":0.6927,"theo":5.595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.7,"last_trade_time":"2026-02-17T11:10:46","percent_change":0.0,"prev_day_close":5.84999990463257},{"option":"SPXW260618P07900000","bid":965.5,"bid_size":2.0,"ask":974.6,"ask_size":2.0,"iv":0.1211,"open_interest":100.0,"volume":0.0,"delta":-0.9684,"gamma":0.0001,"vega":3.1523,"theta":0.0,"rho":-25.1696,"theo":970.2448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":925.2,"last_trade_time":"2026-01-21T15:26:57","percent_change":0.0,"prev_day_close":949.5},{"option":"SPXW260618C07950000","bid":4.3,"bid_size":92.0,"ask":4.7,"ask_size":151.0,"iv":0.1222,"open_interest":50.0,"volume":0.0,"delta":0.0265,"gamma":0.0001,"vega":2.7243,"theta":-0.1181,"rho":0.5734,"theo":4.5243,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4.4,"last_trade_time":"2026-02-17T10:09:21","percent_change":0.0,"prev_day_close":4.75},{"option":"SPXW260618P07950000","bid":1013.7,"bid_size":2.0,"ask":1022.9,"ask_size":2.0,"iv":0.1214,"open_interest":0.0,"volume":0.0,"delta":-0.9739,"gamma":0.0001,"vega":2.7243,"theta":0.0,"rho":-25.4522,"theo":1018.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":997.450012207031},{"option":"SPXW260618C08000000","bid":3.5,"bid_size":66.0,"ask":3.9,"ask_size":160.0,"iv":0.123,"open_interest":204.0,"volume":250.0,"delta":0.022,"gamma":0.0001,"vega":2.3575,"theta":-0.1014,"rho":0.476,"theo":3.6863,"change":0.55,"open":4.3,"high":4.3,"low":4.2,"tick":"down","last_trade_price":4.2,"last_trade_time":"2026-02-18T12:43:37","percent_change":15.0685,"prev_day_close":3.85000002384186},{"option":"SPXW260618P08000000","bid":1062.9,"bid_size":2.0,"ask":1071.3,"ask_size":2.0,"iv":0.1236,"open_interest":159.0,"volume":250.0,"delta":-0.9784,"gamma":0.0001,"vega":2.3575,"theta":0.0,"rho":-25.713,"theo":1066.9833,"change":-49.13,"open":1021.11,"high":1023.35,"low":1019.3,"tick":"down","last_trade_price":1023.07,"last_trade_time":"2026-02-18T12:43:37","percent_change":-4.58217,"prev_day_close":1046.09997558594},{"option":"SPXW260618C08100000","bid":2.3,"bid_size":67.0,"ask":2.6,"ask_size":163.0,"iv":0.1244,"open_interest":197.0,"volume":0.0,"delta":0.0154,"gamma":0.0001,"vega":1.7745,"theta":-0.0756,"rho":0.3326,"theo":2.4967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":4.44,"last_trade_time":"2026-02-10T14:13:09","percent_change":0.0,"prev_day_close":2.55000007152557},{"option":"SPXW260618P08100000","bid":1159.6,"bid_size":2.0,"ask":1168.9,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.985,"gamma":0.0001,"vega":1.7745,"theta":0.0,"rho":-26.1832,"theo":1164.4408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1143.5},{"option":"SPXW260618C08200000","bid":1.5,"bid_size":92.0,"ask":1.85,"ask_size":176.0,"iv":0.1263,"open_interest":198.0,"volume":0.0,"delta":0.011,"gamma":0.0001,"vega":1.3459,"theta":-0.0571,"rho":0.2366,"theo":1.7328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.0,"last_trade_time":"2026-02-12T09:43:59","percent_change":0.0,"prev_day_close":1.75},{"option":"SPXW260618P08200000","bid":1257.4,"bid_size":2.0,"ask":1266.1,"ask_size":2.0,"iv":0.1208,"open_interest":0.0,"volume":0.0,"delta":-0.9894,"gamma":0.0001,"vega":1.3459,"theta":0.0,"rho":-26.6059,"theo":1262.3241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1241.5},{"option":"SPXW260618C08300000","bid":1.05,"bid_size":28.0,"ask":1.35,"ask_size":190.0,"iv":0.1289,"open_interest":42.0,"volume":0.0,"delta":0.008,"gamma":0.0,"vega":1.0311,"theta":-0.0437,"rho":0.171,"theo":1.2315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.7,"last_trade_time":"2026-02-05T11:07:57","percent_change":0.0,"prev_day_close":1.22500002384186},{"option":"SPXW260618P08300000","bid":1356.2,"bid_size":2.0,"ask":1365.2,"ask_size":2.0,"iv":0.1319,"open_interest":0.0,"volume":0.0,"delta":-0.9924,"gamma":0.0,"vega":1.0311,"theta":0.0,"rho":-26.9982,"theo":1360.4699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1339.59997558594},{"option":"SPXW260618C08400000","bid":0.75,"bid_size":30.0,"ask":1.0,"ask_size":204.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":0.0059,"gamma":0.0,"vega":0.8001,"theta":-0.034,"rho":0.1258,"theo":0.8979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.875},{"option":"SPXW260618P08400000","bid":1454.5,"bid_size":2.0,"ask":1463.6,"ask_size":2.0,"iv":0.1358,"open_interest":0.0,"volume":0.0,"delta":-0.9945,"gamma":0.0,"vega":0.8001,"theta":0.0,"rho":-27.3701,"theo":1458.7835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1437.84997558594},{"option":"SPXW260618C08500000","bid":0.55,"bid_size":182.0,"ask":0.8,"ask_size":217.0,"iv":0.135,"open_interest":1.0,"volume":0.0,"delta":0.0045,"gamma":0.0,"vega":0.6318,"theta":-0.027,"rho":0.0953,"theo":0.675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.05,"last_trade_time":"2026-02-04T11:03:54","percent_change":0.0,"prev_day_close":0.650000005960464},{"option":"SPXW260618P08500000","bid":1552.9,"bid_size":2.0,"ask":1562.2,"ask_size":2.0,"iv":0.141,"open_interest":0.0,"volume":0.0,"delta":-0.9959,"gamma":0.0,"vega":0.6318,"theta":0.0,"rho":-27.7274,"theo":1557.2077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1536.45001220703},{"option":"SPXW260618C08600000","bid":0.4,"bid_size":187.0,"ask":0.7,"ask_size":251.0,"iv":0.1389,"open_interest":1.0,"volume":0.0,"delta":0.0035,"gamma":0.0,"vega":0.5095,"theta":-0.0221,"rho":0.0739,"theo":0.525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.549999982118607},{"option":"SPXW260618P08600000","bid":1651.3,"bid_size":2.0,"ask":1660.8,"ask_size":2.0,"iv":0.1456,"open_interest":0.0,"volume":0.0,"delta":-0.9969,"gamma":0.0,"vega":0.5095,"theta":0.0,"rho":-28.0756,"theo":1655.7048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1634.89996337891},{"option":"SPXW260618C08800000","bid":0.25,"bid_size":256.0,"ask":0.5,"ask_size":188.0,"iv":0.1465,"open_interest":1.0,"volume":0.0,"delta":0.0023,"gamma":0.0,"vega":0.3558,"theta":-0.016,"rho":0.049,"theo":0.3529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1.0,"last_trade_time":"2026-01-15T14:29:43","percent_change":0.0,"prev_day_close":0.400000005960464},{"option":"SPXW260618P08800000","bid":1847.6,"bid_size":2.0,"ask":1858.2,"ask_size":2.0,"iv":0.1483,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.3556,"theta":0.0,"rho":-28.754,"theo":1852.827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1831.90002441406},{"option":"SPXW260618C09000000","bid":0.15,"bid_size":262.0,"ask":0.4,"ask_size":191.0,"iv":0.1545,"open_interest":5.0,"volume":0.0,"delta":0.0017,"gamma":0.0,"vega":0.2701,"theta":-0.0128,"rho":0.0359,"theo":0.2672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.5,"last_trade_time":"2026-01-30T13:35:58","percent_change":0.0,"prev_day_close":0.300000004470348},{"option":"SPXW260618P09000000","bid":2044.6,"bid_size":3.0,"ask":2055.6,"ask_size":2.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":-0.9987,"gamma":0.0,"vega":0.2699,"theta":0.0,"rho":-29.4205,"theo":2050.0356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2029.29998779297},{"option":"SPXW260618C09200000","bid":0.1,"bid_size":198.0,"ask":0.35,"ask_size":193.0,"iv":0.1635,"open_interest":0.0,"volume":0.0,"delta":0.0014,"gamma":0.0,"vega":0.217,"theta":-0.0108,"rho":0.0283,"theo":0.2181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.25},{"option":"SPXW260618P09200000","bid":2241.9,"bid_size":1.0,"ask":2252.2,"ask_size":2.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":-0.999,"gamma":0.0,"vega":0.217,"theta":0.0,"rho":-30.0816,"theo":2247.2809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2226.80004882812},{"option":"SPXW260618C09400000","bid":0.05,"bid_size":205.0,"ask":0.3,"ask_size":195.0,"iv":0.171,"open_interest":0.0,"volume":0.0,"delta":0.0011,"gamma":0.0,"vega":0.1806,"theta":-0.0095,"rho":0.0231,"theo":0.1856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.200000006705523},{"option":"SPXW260618P09400000","bid":2439.2,"bid_size":1.0,"ask":2450.0,"ask_size":2.0,"iv":0.1758,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.1803,"theta":0.0,"rho":-30.7403,"theo":2444.5425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2423.79992675781},{"option":"SPXW260618C09600000","bid":0.05,"bid_size":198.0,"ask":0.25,"ask_size":196.0,"iv":0.1796,"open_interest":2.0,"volume":0.0,"delta":0.0009,"gamma":0.0,"vega":0.1525,"theta":-0.0085,"rho":0.0193,"theo":0.1604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.2,"last_trade_time":"2026-02-13T10:36:56","percent_change":0.0,"prev_day_close":0.150000000372529},{"option":"SPXW260618P09600000","bid":2636.5,"bid_size":1.0,"ask":2647.2,"ask_size":2.0,"iv":0.1837,"open_interest":4.0,"volume":0.0,"delta":-0.9995,"gamma":0.0,"vega":0.1524,"theta":0.0,"rho":-31.3976,"theo":2641.8118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2660.1,"last_trade_time":"2026-01-20T13:50:04","percent_change":0.0,"prev_day_close":2621.29992675781},{"option":"SPXW260618C10000000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":201.0,"iv":0.1939,"open_interest":233.0,"volume":0.0,"delta":0.0007,"gamma":0.0,"vega":0.112,"theta":-0.0068,"rho":0.0139,"theo":0.1226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":0.15,"last_trade_time":"2026-02-09T10:21:09","percent_change":0.0,"prev_day_close":0.100000001490116},{"option":"SPXW260618P10000000","bid":3031.1,"bid_size":1.0,"ask":3042.6,"ask_size":1.0,"iv":0.2246,"open_interest":0.0,"volume":0.0,"delta":-0.9997,"gamma":0.0,"vega":0.1115,"theta":0.0,"rho":-32.7101,"theo":3036.3622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3015.75},{"option":"SPXW260618C10400000","bid":0.0,"bid_size":0.0,"ask":0.2,"ask_size":71.0,"iv":0.2128,"open_interest":0.0,"volume":0.0,"delta":0.0005,"gamma":0.0,"vega":0.0834,"theta":-0.0055,"rho":0.0101,"theo":0.0942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P10400000","bid":3425.6,"bid_size":1.0,"ask":3437.2,"ask_size":1.0,"iv":0.2512,"open_interest":0.0,"volume":0.0,"delta":-0.9999,"gamma":0.0,"vega":0.083,"theta":0.0,"rho":-34.0208,"theo":3430.9224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3411.65002441406},{"option":"SPXW260618C10800000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":58.0,"iv":0.2263,"open_interest":0.0,"volume":0.0,"delta":0.0004,"gamma":0.0,"vega":0.0628,"theta":-0.0044,"rho":0.0075,"theo":0.0725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P10800000","bid":3820.2,"bid_size":1.0,"ask":3831.8,"ask_size":1.0,"iv":0.2721,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0625,"theta":0.0,"rho":-35.3304,"theo":3825.4895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3806.05004882812},{"option":"SPXW260618C11200000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":74.0,"iv":0.2432,"open_interest":0.0,"volume":0.0,"delta":0.0003,"gamma":0.0,"vega":0.0477,"theta":-0.0035,"rho":0.0056,"theo":0.056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P11200000","bid":4215.0,"bid_size":1.0,"ask":4226.5,"ask_size":1.0,"iv":0.2905,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0475,"theta":0.0,"rho":-36.6393,"theo":4220.0616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4200.89990234375},{"option":"SPXW260618C11600000","bid":0.0,"bid_size":0.0,"ask":0.15,"ask_size":87.0,"iv":0.2596,"open_interest":15.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0364,"theta":-0.0028,"rho":0.0042,"theo":0.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.1,"last_trade_time":"2026-02-13T15:45:08","percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P11600000","bid":4609.5,"bid_size":1.0,"ask":4621.1,"ask_size":1.0,"iv":0.3148,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0364,"theta":0.0,"rho":-37.9476,"theo":4614.6376,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4595.30004882812},{"option":"SPXW260618C12000000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.2683,"open_interest":0.0,"volume":0.0,"delta":0.0002,"gamma":0.0,"vega":0.0281,"theta":-0.0023,"rho":0.0032,"theo":0.0336,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P12000000","bid":5004.3,"bid_size":1.0,"ask":5015.8,"ask_size":1.0,"iv":0.3317,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.028,"theta":0.0,"rho":-39.2556,"theo":5009.2166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4990.10009765625},{"option":"SPXW260618C12400000","bid":0.0,"bid_size":0.0,"ask":0.1,"ask_size":62.0,"iv":0.2828,"open_interest":0.0,"volume":0.0,"delta":0.0001,"gamma":0.0,"vega":0.0221,"theta":-0.0019,"rho":0.0024,"theo":0.0267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0750000029802322},{"option":"SPXW260618P12400000","bid":5398.8,"bid_size":1.0,"ask":5410.4,"ask_size":1.0,"iv":0.3546,"open_interest":0.0,"volume":0.0,"delta":-1.0,"gamma":0.0,"vega":0.0217,"theta":0.0,"rho":-40.5633,"theo":5403.7978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5384.69995117188},{"option":"SPXW260630C02600000","bid":4262.3,"bid_size":1.0,"ask":4273.9,"ask_size":1.0,"iv":0.6654,"open_interest":1.0,"volume":0.0,"delta":0.997,"gamma":0.0,"vega":0.4277,"theta":0.0,"rho":9.0809,"theo":4267.0428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4388.62,"last_trade_time":"2026-01-28T13:11:20","percent_change":0.0,"prev_day_close":4288.80004882812},{"option":"SPXW260630P02600000","bid":3.0,"bid_size":60.0,"ask":3.3,"ask_size":266.0,"iv":0.6542,"open_interest":1289.0,"volume":44.0,"delta":-0.0034,"gamma":0.0,"vega":0.4272,"theta":-0.0986,"rho":-0.0908,"theo":2.9562,"change":0.075,"open":2.87,"high":3.05,"low":2.85,"tick":"up","last_trade_price":3.05,"last_trade_time":"2026-02-18T14:53:41","percent_change":2.52101,"prev_day_close":2.97499990463257},{"option":"SPXW260630C02800000","bid":4066.0,"bid_size":1.0,"ask":4077.2,"ask_size":1.0,"iv":0.6327,"open_interest":0.0,"volume":0.0,"delta":0.9959,"gamma":0.0,"vega":0.5471,"theta":0.0,"rho":9.7536,"theo":4070.7973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4092.35009765625},{"option":"SPXW260630P02800000","bid":3.8,"bid_size":60.0,"ask":4.1,"ask_size":182.0,"iv":0.6234,"open_interest":474.0,"volume":4.0,"delta":-0.0045,"gamma":0.0,"vega":0.547,"theta":-0.1211,"rho":-0.1196,"theo":3.8226,"change":0.1,"open":3.85,"high":3.85,"low":3.85,"tick":"down","last_trade_price":3.85,"last_trade_time":"2026-02-18T14:53:41","percent_change":2.66667,"prev_day_close":3.75},{"option":"SPXW260630C03000000","bid":3870.0,"bid_size":1.0,"ask":3881.0,"ask_size":1.0,"iv":0.6047,"open_interest":2.0,"volume":0.0,"delta":0.9946,"gamma":0.0,"vega":0.6902,"theta":0.0,"rho":10.4198,"theo":3874.7126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3841.12,"last_trade_time":"2026-01-21T13:05:28","percent_change":0.0,"prev_day_close":3895.75},{"option":"SPXW260630P03000000","bid":4.8,"bid_size":59.0,"ask":5.1,"ask_size":184.0,"iv":0.5949,"open_interest":676.0,"volume":0.0,"delta":-0.0058,"gamma":0.0,"vega":0.6902,"theta":-0.1461,"rho":-0.1548,"theo":4.8473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.85,"last_trade_time":"2026-02-17T13:32:57","percent_change":0.0,"prev_day_close":4.65000009536743},{"option":"SPXW260630C03100000","bid":3772.0,"bid_size":1.0,"ask":3783.0,"ask_size":1.0,"iv":0.5898,"open_interest":0.0,"volume":0.0,"delta":0.9938,"gamma":0.0,"vega":0.7704,"theta":0.0,"rho":10.7501,"theo":3776.7332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3798.09997558594},{"option":"SPXW260630P03100000","bid":5.3,"bid_size":59.0,"ask":5.6,"ask_size":171.0,"iv":0.5806,"open_interest":240.0,"volume":0.0,"delta":-0.0066,"gamma":0.0,"vega":0.7701,"theta":-0.1595,"rho":-0.1751,"theo":5.422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":5.35,"last_trade_time":"2026-02-17T13:32:57","percent_change":0.0,"prev_day_close":5.15000009536743},{"option":"SPXW260630C03200000","bid":3673.8,"bid_size":1.0,"ask":3685.0,"ask_size":1.0,"iv":0.5719,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":0.8556,"theta":0.0,"rho":11.0788,"theo":3678.7964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3700.0},{"option":"SPXW260630P03200000","bid":5.9,"bid_size":59.0,"ask":6.2,"ask_size":167.0,"iv":0.5666,"open_interest":599.0,"volume":24.0,"delta":-0.0074,"gamma":0.0,"vega":0.8555,"theta":-0.1734,"rho":-0.1972,"theo":6.0393,"change":-0.23,"open":5.55,"high":5.57,"low":5.53,"tick":"up","last_trade_price":5.57,"last_trade_time":"2026-02-18T13:50:45","percent_change":-3.96552,"prev_day_close":5.70000004768372},{"option":"SPXW260630C03300000","bid":3575.8,"bid_size":1.0,"ask":3587.0,"ask_size":1.0,"iv":0.5569,"open_interest":0.0,"volume":0.0,"delta":0.992,"gamma":0.0,"vega":0.9471,"theta":0.0,"rho":11.4057,"theo":3580.9017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3601.54992675781},{"option":"SPXW260630P03300000","bid":6.5,"bid_size":58.0,"ask":6.8,"ask_size":163.0,"iv":0.5526,"open_interest":112.0,"volume":2.0,"delta":-0.0083,"gamma":0.0,"vega":0.9471,"theta":-0.1877,"rho":-0.2211,"theo":6.6999,"change":-0.5,"open":5.9,"high":5.9,"low":5.9,"tick":"up","last_trade_price":5.9,"last_trade_time":"2026-02-18T10:53:57","percent_change":-7.8125,"prev_day_close":6.29999995231628},{"option":"SPXW260630C03400000","bid":3477.9,"bid_size":1.0,"ask":3489.1,"ask_size":1.0,"iv":0.5434,"open_interest":0.0,"volume":0.0,"delta":0.991,"gamma":0.0,"vega":1.0464,"theta":0.0,"rho":11.7303,"theo":3483.0498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3504.44995117188},{"option":"SPXW260630P03400000","bid":7.2,"bid_size":58.0,"ask":7.5,"ask_size":160.0,"iv":0.5395,"open_interest":536.0,"volume":0.0,"delta":-0.0093,"gamma":0.0,"vega":1.0461,"theta":-0.2024,"rho":-0.2471,"theo":7.4006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":7.45,"last_trade_time":"2026-02-06T11:08:57","percent_change":0.0,"prev_day_close":6.95000004768372},{"option":"SPXW260630C03500000","bid":3380.4,"bid_size":1.0,"ask":3391.3,"ask_size":1.0,"iv":0.5322,"open_interest":0.0,"volume":0.0,"delta":0.99,"gamma":0.0,"vega":1.1531,"theta":0.0,"rho":12.0523,"theo":3385.2431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3406.35009765625},{"option":"SPXW260630P03500000","bid":7.9,"bid_size":57.0,"ask":8.3,"ask_size":156.0,"iv":0.5264,"open_interest":642.0,"volume":0.0,"delta":-0.0104,"gamma":0.0,"vega":1.1527,"theta":-0.2176,"rho":-0.2758,"theo":8.1474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.7,"last_trade_time":"2026-02-13T16:08:55","percent_change":0.0,"prev_day_close":7.65000009536743},{"option":"SPXW260630C03600000","bid":3282.3,"bid_size":1.0,"ask":3293.5,"ask_size":1.0,"iv":0.5168,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":1.266,"theta":0.0,"rho":12.3719,"theo":3287.4837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3308.40002441406},{"option":"SPXW260630P03600000","bid":8.7,"bid_size":56.0,"ask":9.1,"ask_size":152.0,"iv":0.5135,"open_interest":979.0,"volume":4.0,"delta":-0.0116,"gamma":0.0,"vega":1.2655,"theta":-0.2331,"rho":-0.3069,"theo":8.9422,"change":-0.61,"open":7.9,"high":7.94,"low":7.9,"tick":"up","last_trade_price":7.94,"last_trade_time":"2026-02-18T10:29:14","percent_change":-7.1345,"prev_day_close":8.40000009536743},{"option":"SPXW260630C03700000","bid":3184.9,"bid_size":1.0,"ask":3195.8,"ask_size":1.0,"iv":0.5051,"open_interest":0.0,"volume":0.0,"delta":0.9875,"gamma":0.0,"vega":1.3852,"theta":0.0,"rho":12.6892,"theo":3189.773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3210.55004882812},{"option":"SPXW260630P03700000","bid":9.6,"bid_size":56.0,"ask":9.9,"ask_size":149.0,"iv":0.5005,"open_interest":259.0,"volume":0.0,"delta":-0.0129,"gamma":0.0,"vega":1.3852,"theta":-0.2491,"rho":-0.3404,"theo":9.7892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.84,"last_trade_time":"2026-02-17T11:38:17","percent_change":0.0,"prev_day_close":9.25},{"option":"SPXW260630C03800000","bid":3087.1,"bid_size":2.0,"ask":3098.1,"ask_size":1.0,"iv":0.4912,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":1.5129,"theta":0.0,"rho":13.004,"theo":3092.1129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3112.84997558594},{"option":"SPXW260630P03800000","bid":10.5,"bid_size":55.0,"ask":10.9,"ask_size":164.0,"iv":0.488,"open_interest":343.0,"volume":3.0,"delta":-0.0142,"gamma":0.0,"vega":1.5129,"theta":-0.2654,"rho":-0.3763,"theo":10.6836,"change":-0.81,"open":9.44,"high":9.44,"low":9.44,"tick":"down","last_trade_price":9.44,"last_trade_time":"2026-02-18T13:00:46","percent_change":-7.90244,"prev_day_close":10.0499997138977},{"option":"SPXW260630C03900000","bid":2989.3,"bid_size":2.0,"ask":3000.5,"ask_size":2.0,"iv":0.4767,"open_interest":0.0,"volume":0.0,"delta":0.9846,"gamma":0.0,"vega":1.6511,"theta":0.0,"rho":13.3154,"theo":2994.5079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3015.39990234375},{"option":"SPXW260630P03900000","bid":11.4,"bid_size":54.0,"ask":11.8,"ask_size":141.0,"iv":0.4749,"open_interest":335.0,"volume":5.0,"delta":-0.0158,"gamma":0.0,"vega":1.6511,"theta":-0.2821,"rho":-0.4157,"theo":11.633,"change":-0.71,"open":10.9,"high":10.9,"low":10.44,"tick":"down","last_trade_price":10.44,"last_trade_time":"2026-02-18T10:35:53","percent_change":-6.36771,"prev_day_close":11.0499997138977},{"option":"SPXW260630C04000000","bid":2891.8,"bid_size":2.0,"ask":2903.0,"ask_size":2.0,"iv":0.4641,"open_interest":2.0,"volume":0.0,"delta":0.983,"gamma":0.0,"vega":1.7997,"theta":0.0,"rho":13.6227,"theo":2896.9649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2790.0,"last_trade_time":"2025-10-16T09:51:28","percent_change":0.0,"prev_day_close":2918.04992675781},{"option":"SPXW260630P04000000","bid":12.5,"bid_size":54.0,"ask":12.9,"ask_size":156.0,"iv":0.4629,"open_interest":696.0,"volume":4.0,"delta":-0.0174,"gamma":0.0,"vega":1.7992,"theta":-0.2991,"rho":-0.4589,"theo":12.6412,"change":-0.98,"open":11.12,"high":11.17,"low":11.12,"tick":"up","last_trade_price":11.17,"last_trade_time":"2026-02-18T11:08:46","percent_change":-8.06584,"prev_day_close":12.0499997138977},{"option":"SPXW260630C04100000","bid":2795.2,"bid_size":3.0,"ask":2805.6,"ask_size":2.0,"iv":0.4546,"open_interest":0.0,"volume":0.0,"delta":0.9812,"gamma":0.0,"vega":1.9574,"theta":0.0,"rho":13.9262,"theo":2799.4921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2820.54992675781},{"option":"SPXW260630P04100000","bid":13.6,"bid_size":53.0,"ask":14.0,"ask_size":151.0,"iv":0.4503,"open_interest":413.0,"volume":2.0,"delta":-0.0192,"gamma":0.0,"vega":1.9571,"theta":-0.3167,"rho":-0.5062,"theo":13.7243,"change":-0.99,"open":12.26,"high":12.26,"low":12.26,"tick":"up","last_trade_price":12.26,"last_trade_time":"2026-02-18T13:00:46","percent_change":-7.4717,"prev_day_close":13.0499997138977},{"option":"SPXW260630C04200000","bid":2697.4,"bid_size":3.0,"ask":2708.1,"ask_size":2.0,"iv":0.4406,"open_interest":0.0,"volume":0.0,"delta":0.9792,"gamma":0.0,"vega":2.125,"theta":0.0,"rho":14.2258,"theo":2702.0977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2722.69995117188},{"option":"SPXW260630P04200000","bid":14.7,"bid_size":52.0,"ask":15.2,"ask_size":147.0,"iv":0.4378,"open_interest":640.0,"volume":0.0,"delta":-0.0212,"gamma":0.0,"vega":2.1247,"theta":-0.3349,"rho":-0.5573,"theo":14.8843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.5,"last_trade_time":"2026-02-17T12:46:17","percent_change":0.0,"prev_day_close":14.1999998092651},{"option":"SPXW260630C04250000","bid":2649.3,"bid_size":3.0,"ask":2659.8,"ask_size":2.0,"iv":0.4355,"open_interest":0.0,"volume":0.0,"delta":0.9782,"gamma":0.0,"vega":2.2137,"theta":0.0,"rho":14.374,"theo":2653.4331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2674.20007324219},{"option":"SPXW260630P04250000","bid":15.4,"bid_size":51.0,"ask":15.8,"ask_size":145.0,"iv":0.4318,"open_interest":141.0,"volume":0.0,"delta":-0.0222,"gamma":0.0,"vega":2.2137,"theta":-0.3442,"rho":-0.5845,"theo":15.4989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":15.65,"last_trade_time":"2026-02-17T11:54:40","percent_change":0.0,"prev_day_close":14.8000001907349},{"option":"SPXW260630C04300000","bid":2600.5,"bid_size":3.0,"ask":2610.9,"ask_size":2.0,"iv":0.4292,"open_interest":0.0,"volume":0.0,"delta":0.977,"gamma":0.0,"vega":2.3064,"theta":0.0,"rho":14.5209,"theo":2604.7923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2625.40002441406},{"option":"SPXW260630P04300000","bid":16.0,"bid_size":50.0,"ask":16.4,"ask_size":126.0,"iv":0.4254,"open_interest":475.0,"volume":2.0,"delta":-0.0233,"gamma":0.0,"vega":2.3064,"theta":-0.3537,"rho":-0.613,"theo":16.1354,"change":-0.12,"open":15.43,"high":15.53,"low":15.43,"tick":"up","last_trade_price":15.53,"last_trade_time":"2026-02-18T14:32:04","percent_change":-0.766774,"prev_day_close":15.4000000953674},{"option":"SPXW260630C04350000","bid":2552.2,"bid_size":3.0,"ask":2562.2,"ask_size":2.0,"iv":0.4234,"open_interest":0.0,"volume":0.0,"delta":0.9759,"gamma":0.0,"vega":2.4034,"theta":0.0,"rho":14.6661,"theo":2556.1775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2576.59997558594},{"option":"SPXW260630P04350000","bid":16.6,"bid_size":49.0,"ask":17.1,"ask_size":140.0,"iv":0.4193,"open_interest":260.0,"volume":0.0,"delta":-0.0245,"gamma":0.0,"vega":2.403,"theta":-0.3633,"rho":-0.643,"theo":16.7954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.93,"last_trade_time":"2026-02-12T14:10:36","percent_change":0.0,"prev_day_close":16.0500001907349},{"option":"SPXW260630C04400000","bid":2503.2,"bid_size":3.0,"ask":2513.7,"ask_size":2.0,"iv":0.4166,"open_interest":0.0,"volume":0.0,"delta":0.9747,"gamma":0.0,"vega":2.5049,"theta":0.0,"rho":14.8096,"theo":2507.5912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2528.34997558594},{"option":"SPXW260630P04400000","bid":17.3,"bid_size":49.0,"ask":17.8,"ask_size":123.0,"iv":0.4133,"open_interest":253.0,"volume":0.0,"delta":-0.0257,"gamma":0.0,"vega":2.5049,"theta":-0.3732,"rho":-0.6751,"theo":17.4888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.2,"last_trade_time":"2026-02-17T13:32:57","percent_change":0.0,"prev_day_close":16.6999998092651},{"option":"SPXW260630C04450000","bid":2454.9,"bid_size":3.0,"ask":2465.1,"ask_size":2.0,"iv":0.4108,"open_interest":0.0,"volume":0.0,"delta":0.9734,"gamma":0.0,"vega":2.6109,"theta":0.0,"rho":14.9511,"theo":2459.0362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2479.75},{"option":"SPXW260630P04450000","bid":18.1,"bid_size":48.0,"ask":18.5,"ask_size":121.0,"iv":0.4074,"open_interest":450.0,"volume":60.0,"delta":-0.027,"gamma":0.0,"vega":2.6109,"theta":-0.3833,"rho":-0.7089,"theo":18.211,"change":-0.45,"open":17.65,"high":17.65,"low":17.2,"tick":"no_change","last_trade_price":17.2,"last_trade_time":"2026-02-18T09:46:49","percent_change":-2.54957,"prev_day_close":17.4000005722046},{"option":"SPXW260630C04500000","bid":2406.5,"bid_size":3.0,"ask":2416.5,"ask_size":2.0,"iv":0.4048,"open_interest":0.0,"volume":0.0,"delta":0.972,"gamma":0.0,"vega":2.7209,"theta":0.0,"rho":15.0907,"theo":2410.5154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2538.56,"last_trade_time":"2026-02-10T10:47:31","percent_change":0.0,"prev_day_close":2431.34997558594},{"option":"SPXW260630P04500000","bid":18.8,"bid_size":47.0,"ask":19.3,"ask_size":118.0,"iv":0.4014,"open_interest":582.0,"volume":8.0,"delta":-0.0284,"gamma":0.0,"vega":2.7209,"theta":-0.3936,"rho":-0.7446,"theo":18.9675,"change":-1.45,"open":17.0,"high":17.0,"low":17.0,"tick":"no_change","last_trade_price":17.0,"last_trade_time":"2026-02-18T10:59:37","percent_change":-7.85908,"prev_day_close":18.0999994277954},{"option":"SPXW260630C04550000","bid":2358.0,"bid_size":3.0,"ask":2368.0,"ask_size":2.0,"iv":0.3987,"open_interest":0.0,"volume":0.0,"delta":0.9706,"gamma":0.0,"vega":2.8349,"theta":-0.0158,"rho":15.2284,"theo":2362.032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2382.25},{"option":"SPXW260630P04550000","bid":19.6,"bid_size":46.0,"ask":20.1,"ask_size":117.0,"iv":0.3955,"open_interest":258.0,"volume":0.0,"delta":-0.0298,"gamma":0.0,"vega":2.8349,"theta":-0.4042,"rho":-0.7823,"theo":19.7613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":20.75,"last_trade_time":"2026-02-17T12:46:17","percent_change":0.0,"prev_day_close":18.9000005722046},{"option":"SPXW260630C04600000","bid":2309.4,"bid_size":3.0,"ask":2319.5,"ask_size":2.0,"iv":0.3923,"open_interest":19.0,"volume":0.0,"delta":0.9691,"gamma":0.0,"vega":2.9531,"theta":-0.0349,"rho":15.3643,"theo":2313.5888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2330.42,"last_trade_time":"2026-01-20T10:55:11","percent_change":0.0,"prev_day_close":2334.0},{"option":"SPXW260630P04600000","bid":20.4,"bid_size":45.0,"ask":21.0,"ask_size":128.0,"iv":0.3897,"open_interest":464.0,"volume":0.0,"delta":-0.0313,"gamma":0.0,"vega":2.9531,"theta":-0.4152,"rho":-0.8217,"theo":20.5954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.44,"last_trade_time":"2026-02-17T13:23:39","percent_change":0.0,"prev_day_close":19.6999998092651},{"option":"SPXW260630C04650000","bid":2261.3,"bid_size":3.0,"ask":2271.1,"ask_size":2.0,"iv":0.3869,"open_interest":4.0,"volume":0.0,"delta":0.9675,"gamma":0.0,"vega":3.076,"theta":-0.0543,"rho":15.4983,"theo":2265.1892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2140.73,"last_trade_time":"2025-11-07T13:08:24","percent_change":0.0,"prev_day_close":2285.5},{"option":"SPXW260630P04650000","bid":21.3,"bid_size":44.0,"ask":21.8,"ask_size":112.0,"iv":0.3838,"open_interest":264.0,"volume":0.0,"delta":-0.0329,"gamma":0.0,"vega":3.076,"theta":-0.4264,"rho":-0.8631,"theo":21.473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":22.7,"last_trade_time":"2026-02-13T10:48:32","percent_change":0.0,"prev_day_close":20.5},{"option":"SPXW260630C04700000","bid":2213.0,"bid_size":3.0,"ask":2222.8,"ask_size":2.0,"iv":0.3812,"open_interest":24.0,"volume":0.0,"delta":0.9658,"gamma":0.0,"vega":3.2046,"theta":-0.074,"rho":15.6301,"theo":2216.8366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2260.25,"last_trade_time":"2025-12-22T14:04:15","percent_change":0.0,"prev_day_close":2237.09997558594},{"option":"SPXW260630P04700000","bid":22.2,"bid_size":43.0,"ask":22.8,"ask_size":110.0,"iv":0.3781,"open_interest":473.0,"volume":0.0,"delta":-0.0346,"gamma":0.0,"vega":3.2046,"theta":-0.438,"rho":-0.9067,"theo":22.3976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.25,"last_trade_time":"2026-02-17T12:43:27","percent_change":0.0,"prev_day_close":21.4000005722046},{"option":"SPXW260630C04750000","bid":2164.7,"bid_size":3.0,"ask":2174.5,"ask_size":2.0,"iv":0.3754,"open_interest":2.0,"volume":1.0,"delta":0.964,"gamma":0.0,"vega":3.34,"theta":-0.0942,"rho":15.7592,"theo":2168.5352,"change":48.94,"open":2212.04,"high":2212.04,"low":2212.04,"tick":"up","last_trade_price":2212.04,"last_trade_time":"2026-02-18T10:51:38","percent_change":2.26249,"prev_day_close":2188.44995117188},{"option":"SPXW260630P04750000","bid":23.2,"bid_size":42.0,"ask":23.8,"ask_size":108.0,"iv":0.3725,"open_interest":470.0,"volume":0.0,"delta":-0.0364,"gamma":0.0,"vega":3.34,"theta":-0.4499,"rho":-0.9529,"theo":23.3734,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":19.87,"last_trade_time":"2026-02-09T11:48:48","percent_change":0.0,"prev_day_close":22.3500003814697},{"option":"SPXW260630C04800000","bid":2116.5,"bid_size":3.0,"ask":2126.2,"ask_size":2.0,"iv":0.3696,"open_interest":3.0,"volume":0.0,"delta":0.9621,"gamma":0.0001,"vega":3.4831,"theta":-0.1146,"rho":15.8852,"theo":2120.2897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2203.98,"last_trade_time":"2026-01-30T12:28:54","percent_change":0.0,"prev_day_close":2140.25},{"option":"SPXW260630P04800000","bid":24.2,"bid_size":41.0,"ask":24.8,"ask_size":106.0,"iv":0.3668,"open_interest":238.0,"volume":0.0,"delta":-0.0383,"gamma":0.0001,"vega":3.4831,"theta":-0.4622,"rho":-1.0023,"theo":24.4052,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.0,"last_trade_time":"2026-02-12T15:50:10","percent_change":0.0,"prev_day_close":23.3000001907349},{"option":"SPXW260630C04850000","bid":2068.4,"bid_size":3.0,"ask":2078.0,"ask_size":2.0,"iv":0.3641,"open_interest":0.0,"volume":0.0,"delta":0.96,"gamma":0.0001,"vega":3.6339,"theta":-0.1356,"rho":16.0075,"theo":2072.1059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2092.25},{"option":"SPXW260630P04850000","bid":25.3,"bid_size":40.0,"ask":25.9,"ask_size":104.0,"iv":0.3613,"open_interest":594.0,"volume":0.0,"delta":-0.0403,"gamma":0.0001,"vega":3.6339,"theta":-0.475,"rho":-1.0553,"theo":25.4986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.86,"last_trade_time":"2026-02-12T10:42:50","percent_change":0.0,"prev_day_close":24.4000005722046},{"option":"SPXW260630C04900000","bid":2020.3,"bid_size":3.0,"ask":2030.0,"ask_size":2.0,"iv":0.3586,"open_interest":1.0,"volume":0.0,"delta":0.9579,"gamma":0.0001,"vega":3.792,"theta":-0.1569,"rho":16.1261,"theo":2023.9898,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2012.73,"last_trade_time":"2025-12-18T10:53:16","percent_change":0.0,"prev_day_close":2043.75},{"option":"SPXW260630P04900000","bid":26.5,"bid_size":38.0,"ask":27.1,"ask_size":100.0,"iv":0.3559,"open_interest":53.0,"volume":0.0,"delta":-0.0425,"gamma":0.0001,"vega":3.792,"theta":-0.4881,"rho":-1.1121,"theo":26.6598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":24.69,"last_trade_time":"2026-02-11T10:24:19","percent_change":0.0,"prev_day_close":25.4500007629395},{"option":"SPXW260630C04950000","bid":1972.3,"bid_size":3.0,"ask":1981.9,"ask_size":2.0,"iv":0.3531,"open_interest":1.0,"volume":0.0,"delta":0.9556,"gamma":0.0001,"vega":3.9568,"theta":-0.1787,"rho":16.241,"theo":1975.9476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1888.85,"last_trade_time":"2025-10-15T15:07:07","percent_change":0.0,"prev_day_close":1995.75},{"option":"SPXW260630P04950000","bid":27.7,"bid_size":37.0,"ask":28.4,"ask_size":95.0,"iv":0.3505,"open_interest":614.0,"volume":0.0,"delta":-0.0448,"gamma":0.0001,"vega":3.9568,"theta":-0.5018,"rho":-1.1725,"theo":27.8948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":27.08,"last_trade_time":"2026-02-17T14:22:02","percent_change":0.0,"prev_day_close":26.6499996185303},{"option":"SPXW260630C05000000","bid":1923.6,"bid_size":3.0,"ask":1934.0,"ask_size":2.0,"iv":0.3468,"open_interest":5249.0,"volume":0.0,"delta":0.9531,"gamma":0.0001,"vega":4.1282,"theta":-0.2011,"rho":16.3524,"theo":1927.9853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1884.84,"last_trade_time":"2026-02-13T09:41:30","percent_change":0.0,"prev_day_close":1947.70001220703},{"option":"SPXW260630P05000000","bid":29.0,"bid_size":75.0,"ask":29.7,"ask_size":118.0,"iv":0.3451,"open_interest":5438.0,"volume":102.0,"delta":-0.0472,"gamma":0.0001,"vega":4.1282,"theta":-0.516,"rho":-1.2365,"theo":29.2097,"change":-2.61,"open":28.1,"high":28.1,"low":25.89,"tick":"no_change","last_trade_price":25.89,"last_trade_time":"2026-02-18T11:08:46","percent_change":-9.1579,"prev_day_close":27.9000005722046},{"option":"SPXW260630C05050000","bid":1875.7,"bid_size":3.0,"ask":1886.2,"ask_size":2.0,"iv":0.3415,"open_interest":0.0,"volume":0.0,"delta":0.9505,"gamma":0.0001,"vega":4.3068,"theta":-0.2239,"rho":16.4602,"theo":1880.1088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1834.01,"last_trade_time":"2025-10-20T10:36:43","percent_change":0.0,"prev_day_close":1900.04998779297},{"option":"SPXW260630P05050000","bid":30.4,"bid_size":46.0,"ask":31.1,"ask_size":86.0,"iv":0.3398,"open_interest":177.0,"volume":20.0,"delta":-0.0498,"gamma":0.0001,"vega":4.3068,"theta":-0.5306,"rho":-1.3041,"theo":30.6105,"change":-0.85,"open":29.0,"high":29.0,"low":29.0,"tick":"up","last_trade_price":29.0,"last_trade_time":"2026-02-18T09:46:15","percent_change":-2.84757,"prev_day_close":29.1999998092651},{"option":"SPXW260630C05075000","bid":1851.9,"bid_size":3.0,"ask":1862.3,"ask_size":4.0,"iv":0.3389,"open_interest":0.0,"volume":0.0,"delta":0.9492,"gamma":0.0001,"vega":4.3994,"theta":-0.2355,"rho":16.5126,"theo":1856.2047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1876.10003662109},{"option":"SPXW260630P05075000","bid":31.2,"bid_size":33.0,"ask":31.8,"ask_size":84.0,"iv":0.3372,"open_interest":116.0,"volume":0.0,"delta":-0.0512,"gamma":0.0001,"vega":4.3994,"theta":-0.5382,"rho":-1.3394,"theo":31.345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.55,"last_trade_time":"2026-02-13T09:48:02","percent_change":0.0,"prev_day_close":29.9000005722046},{"option":"SPXW260630C05100000","bid":1828.1,"bid_size":3.0,"ask":1838.4,"ask_size":4.0,"iv":0.3364,"open_interest":1.0,"volume":0.0,"delta":0.9477,"gamma":0.0001,"vega":4.4944,"theta":-0.2473,"rho":16.5639,"theo":1832.3244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1434.06,"last_trade_time":"2025-07-10T11:46:46","percent_change":0.0,"prev_day_close":1852.20001220703},{"option":"SPXW260630P05100000","bid":31.9,"bid_size":45.0,"ask":32.6,"ask_size":82.0,"iv":0.3346,"open_interest":141.0,"volume":10.0,"delta":-0.0526,"gamma":0.0001,"vega":4.4944,"theta":-0.5458,"rho":-1.3757,"theo":32.1034,"change":-2.37,"open":29.24,"high":29.24,"low":28.94,"tick":"up","last_trade_price":28.98,"last_trade_time":"2026-02-18T10:29:14","percent_change":-7.55981,"prev_day_close":30.5999994277954},{"option":"SPXW260630C05125000","bid":1804.2,"bid_size":3.0,"ask":1814.5,"ask_size":4.0,"iv":0.3337,"open_interest":1.0,"volume":0.0,"delta":0.9463,"gamma":0.0001,"vega":4.5922,"theta":-0.2592,"rho":16.6139,"theo":1808.469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1940.24,"last_trade_time":"2026-01-28T11:34:37","percent_change":0.0,"prev_day_close":1828.0},{"option":"SPXW260630P05125000","bid":32.7,"bid_size":44.0,"ask":33.4,"ask_size":81.0,"iv":0.3321,"open_interest":51.0,"volume":0.0,"delta":-0.0541,"gamma":0.0001,"vega":4.5922,"theta":-0.5536,"rho":-1.4134,"theo":32.8866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":31.45,"last_trade_time":"2026-02-17T14:32:36","percent_change":0.0,"prev_day_close":31.3500003814697},{"option":"SPXW260630C05150000","bid":1780.4,"bid_size":3.0,"ask":1790.6,"ask_size":2.0,"iv":0.331,"open_interest":1.0,"volume":0.0,"delta":0.9448,"gamma":0.0001,"vega":4.6929,"theta":-0.2712,"rho":16.6626,"theo":1784.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1916.62,"last_trade_time":"2026-01-28T11:31:47","percent_change":0.0,"prev_day_close":1804.25},{"option":"SPXW260630P05150000","bid":33.5,"bid_size":43.0,"ask":34.2,"ask_size":79.0,"iv":0.3295,"open_interest":182.0,"volume":0.0,"delta":-0.0556,"gamma":0.0001,"vega":4.6929,"theta":-0.5616,"rho":-1.4524,"theo":33.6956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.96,"last_trade_time":"2026-02-12T14:10:36","percent_change":0.0,"prev_day_close":32.1500005722046},{"option":"SPXW260630C05175000","bid":1756.6,"bid_size":3.0,"ask":1766.8,"ask_size":3.0,"iv":0.3284,"open_interest":37.0,"volume":0.0,"delta":0.9432,"gamma":0.0001,"vega":4.7966,"theta":-0.2834,"rho":16.7097,"theo":1760.8368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1894.68,"last_trade_time":"2026-01-28T11:27:28","percent_change":0.0,"prev_day_close":1780.70001220703},{"option":"SPXW260630P05175000","bid":34.3,"bid_size":44.0,"ask":35.1,"ask_size":77.0,"iv":0.327,"open_interest":186.0,"volume":0.0,"delta":-0.0572,"gamma":0.0001,"vega":4.7966,"theta":-0.5696,"rho":-1.4929,"theo":34.5316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":33.5,"last_trade_time":"2026-02-06T09:53:44","percent_change":0.0,"prev_day_close":32.9500007629394},{"option":"SPXW260630C05200000","bid":1732.9,"bid_size":3.0,"ask":1742.5,"ask_size":3.0,"iv":0.3254,"open_interest":5.0,"volume":0.0,"delta":0.9416,"gamma":0.0001,"vega":4.9031,"theta":-0.2957,"rho":16.7553,"theo":1737.0623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1830.66,"last_trade_time":"2026-01-30T11:04:53","percent_change":0.0,"prev_day_close":1756.70001220703},{"option":"SPXW260630P05200000","bid":35.2,"bid_size":43.0,"ask":35.9,"ask_size":76.0,"iv":0.3244,"open_interest":749.0,"volume":106.0,"delta":-0.0588,"gamma":0.0001,"vega":4.9031,"theta":-0.5779,"rho":-1.5351,"theo":35.3958,"change":-1.29,"open":34.1,"high":34.1,"low":31.73,"tick":"up","last_trade_price":33.36,"last_trade_time":"2026-02-18T15:59:07","percent_change":-3.72295,"prev_day_close":33.75},{"option":"SPXW260630C05225000","bid":1709.5,"bid_size":3.0,"ask":1718.5,"ask_size":3.0,"iv":0.323,"open_interest":19.0,"volume":0.0,"delta":0.9399,"gamma":0.0001,"vega":5.0124,"theta":-0.3081,"rho":16.7991,"theo":1713.3173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1844.76,"last_trade_time":"2026-01-28T11:38:28","percent_change":0.0,"prev_day_close":1732.75},{"option":"SPXW260630P05225000","bid":36.1,"bid_size":42.0,"ask":36.8,"ask_size":74.0,"iv":0.3219,"open_interest":685.0,"volume":10.0,"delta":-0.0604,"gamma":0.0001,"vega":5.0124,"theta":-0.5862,"rho":-1.5789,"theo":36.2894,"change":-0.25,"open":35.3,"high":35.3,"low":35.3,"tick":"up","last_trade_price":35.3,"last_trade_time":"2026-02-18T09:32:21","percent_change":-0.703233,"prev_day_close":34.6000003814697},{"option":"SPXW260630C05250000","bid":1685.5,"bid_size":3.0,"ask":1695.0,"ask_size":3.0,"iv":0.3204,"open_interest":26.0,"volume":0.0,"delta":0.9382,"gamma":0.0001,"vega":5.1243,"theta":-0.3207,"rho":16.8413,"theo":1689.603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1710.0,"last_trade_time":"2025-12-03T09:52:25","percent_change":0.0,"prev_day_close":1708.95001220703},{"option":"SPXW260630P05250000","bid":37.0,"bid_size":42.0,"ask":37.8,"ask_size":73.0,"iv":0.3194,"open_interest":158.0,"volume":20.0,"delta":-0.0622,"gamma":0.0001,"vega":5.1243,"theta":-0.5947,"rho":-1.6244,"theo":37.2136,"change":-1.05,"open":35.4,"high":35.4,"low":35.4,"tick":"no_change","last_trade_price":35.4,"last_trade_time":"2026-02-18T09:46:49","percent_change":-2.88066,"prev_day_close":35.4500007629394},{"option":"SPXW260630C05275000","bid":1661.9,"bid_size":3.0,"ask":1671.3,"ask_size":3.0,"iv":0.3179,"open_interest":2.0,"volume":0.0,"delta":0.9364,"gamma":0.0001,"vega":5.2385,"theta":-0.3334,"rho":16.8819,"theo":1665.9205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1763.78,"last_trade_time":"2026-01-30T14:26:57","percent_change":0.0,"prev_day_close":1685.45001220703},{"option":"SPXW260630P05275000","bid":38.0,"bid_size":31.0,"ask":38.7,"ask_size":71.0,"iv":0.3169,"open_interest":149.0,"volume":0.0,"delta":-0.064,"gamma":0.0001,"vega":5.2385,"theta":-0.6034,"rho":-1.6715,"theo":38.1698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.85,"last_trade_time":"2026-01-12T13:58:52","percent_change":0.0,"prev_day_close":36.3499984741211},{"option":"SPXW260630C05300000","bid":1638.2,"bid_size":3.0,"ask":1648.1,"ask_size":3.0,"iv":0.3158,"open_interest":0.0,"volume":0.0,"delta":0.9346,"gamma":0.0001,"vega":5.3548,"theta":-0.3463,"rho":16.921,"theo":1642.2711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1661.54998779297},{"option":"SPXW260630P05300000","bid":39.0,"bid_size":30.0,"ask":39.7,"ask_size":69.0,"iv":0.3145,"open_interest":403.0,"volume":1.0,"delta":-0.0658,"gamma":0.0001,"vega":5.3548,"theta":-0.6122,"rho":-1.7201,"theo":39.159,"change":-1.29,"open":37.11,"high":37.11,"low":37.11,"tick":"down","last_trade_price":37.11,"last_trade_time":"2026-02-18T09:43:25","percent_change":-3.35937,"prev_day_close":37.3499984741211},{"option":"SPXW260630C05325000","bid":1614.6,"bid_size":3.0,"ask":1623.7,"ask_size":3.0,"iv":0.3126,"open_interest":16.0,"volume":0.0,"delta":0.9327,"gamma":0.0001,"vega":5.4731,"theta":-0.3593,"rho":16.9586,"theo":1618.6558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1752.32,"last_trade_time":"2026-01-28T11:25:19","percent_change":0.0,"prev_day_close":1637.70001220703},{"option":"SPXW260630P05325000","bid":40.0,"bid_size":30.0,"ask":40.8,"ask_size":68.0,"iv":0.3121,"open_interest":113.0,"volume":0.0,"delta":-0.0677,"gamma":0.0001,"vega":5.4731,"theta":-0.6211,"rho":-1.7702,"theo":40.1824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":41.35,"last_trade_time":"2026-02-17T11:42:35","percent_change":0.0,"prev_day_close":38.25},{"option":"SPXW260630C05350000","bid":1591.0,"bid_size":3.0,"ask":1600.1,"ask_size":3.0,"iv":0.3101,"open_interest":0.0,"volume":0.0,"delta":0.9307,"gamma":0.0001,"vega":5.5935,"theta":-0.3725,"rho":16.9948,"theo":1595.0757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1614.25},{"option":"SPXW260630P05350000","bid":41.1,"bid_size":29.0,"ask":41.8,"ask_size":66.0,"iv":0.3096,"open_interest":50.0,"volume":0.0,"delta":-0.0697,"gamma":0.0001,"vega":5.5935,"theta":-0.6302,"rho":-1.8216,"theo":41.2409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.79,"last_trade_time":"2026-02-17T10:52:53","percent_change":0.0,"prev_day_close":39.2999992370606},{"option":"SPXW260630C05375000","bid":1567.5,"bid_size":3.0,"ask":1576.6,"ask_size":3.0,"iv":0.3078,"open_interest":0.0,"volume":0.0,"delta":0.9286,"gamma":0.0001,"vega":5.7162,"theta":-0.3858,"rho":17.0296,"theo":1571.5317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1590.54998779297},{"option":"SPXW260630P05375000","bid":42.2,"bid_size":29.0,"ask":42.9,"ask_size":65.0,"iv":0.3072,"open_interest":50.0,"volume":0.0,"delta":-0.0717,"gamma":0.0001,"vega":5.7162,"theta":-0.6394,"rho":-1.8745,"theo":42.3355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":42.12,"last_trade_time":"2026-02-12T13:56:21","percent_change":0.0,"prev_day_close":40.3499984741211},{"option":"SPXW260630C05400000","bid":1544.1,"bid_size":3.0,"ask":1553.0,"ask_size":3.0,"iv":0.3054,"open_interest":1.0,"volume":0.0,"delta":0.9266,"gamma":0.0001,"vega":5.8416,"theta":-0.3992,"rho":17.0628,"theo":1548.0248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1669.6,"last_trade_time":"2025-10-28T12:58:11","percent_change":0.0,"prev_day_close":1567.05004882812},{"option":"SPXW260630P05400000","bid":43.3,"bid_size":28.0,"ask":44.1,"ask_size":68.0,"iv":0.3048,"open_interest":80.0,"volume":0.0,"delta":-0.0738,"gamma":0.0001,"vega":5.8416,"theta":-0.6487,"rho":-1.9289,"theo":43.4672,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.24,"last_trade_time":"2026-02-12T11:50:40","percent_change":0.0,"prev_day_close":41.3999996185303},{"option":"SPXW260630C05425000","bid":1520.6,"bid_size":3.0,"ask":1529.5,"ask_size":3.0,"iv":0.3029,"open_interest":0.0,"volume":0.0,"delta":0.9244,"gamma":0.0001,"vega":5.9702,"theta":-0.4128,"rho":17.0944,"theo":1524.5562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1543.75},{"option":"SPXW260630P05425000","bid":44.5,"bid_size":28.0,"ask":45.2,"ask_size":62.0,"iv":0.3024,"open_interest":33.0,"volume":0.0,"delta":-0.076,"gamma":0.0001,"vega":5.9702,"theta":-0.6582,"rho":-1.985,"theo":44.6372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":44.51,"last_trade_time":"2026-02-12T14:18:35","percent_change":0.0,"prev_day_close":42.5},{"option":"SPXW260630C05450000","bid":1497.1,"bid_size":3.0,"ask":1506.1,"ask_size":3.0,"iv":0.3005,"open_interest":0.0,"volume":0.0,"delta":0.9221,"gamma":0.0001,"vega":6.1021,"theta":-0.4264,"rho":17.124,"theo":1501.127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1519.89996337891},{"option":"SPXW260630P05450000","bid":45.7,"bid_size":27.0,"ask":46.5,"ask_size":65.0,"iv":0.3001,"open_interest":39.0,"volume":1.0,"delta":-0.0782,"gamma":0.0001,"vega":6.1021,"theta":-0.6678,"rho":-2.0431,"theo":45.8467,"change":-4.02,"open":40.98,"high":40.98,"low":40.98,"tick":"down","last_trade_price":40.98,"last_trade_time":"2026-02-18T10:43:56","percent_change":-8.93333,"prev_day_close":43.6500015258789},{"option":"SPXW260630C05475000","bid":1473.9,"bid_size":3.0,"ask":1482.6,"ask_size":3.0,"iv":0.2982,"open_interest":0.0,"volume":0.0,"delta":0.9198,"gamma":0.0001,"vega":6.2378,"theta":-0.4402,"rho":17.1514,"theo":1477.7387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1496.5},{"option":"SPXW260630P05475000","bid":46.9,"bid_size":27.0,"ask":47.7,"ask_size":59.0,"iv":0.2976,"open_interest":233.0,"volume":0.0,"delta":-0.0806,"gamma":0.0001,"vega":6.2378,"theta":-0.6775,"rho":-2.1034,"theo":47.097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.34,"last_trade_time":"2026-02-06T11:02:09","percent_change":0.0,"prev_day_close":44.8499984741211},{"option":"SPXW260630C05500000","bid":1450.5,"bid_size":3.0,"ask":1459.3,"ask_size":3.0,"iv":0.2958,"open_interest":11.0,"volume":0.0,"delta":0.9174,"gamma":0.0001,"vega":6.3772,"theta":-0.4542,"rho":17.1764,"theo":1454.3929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1556.32,"last_trade_time":"2026-01-26T10:43:05","percent_change":0.0,"prev_day_close":1473.25},{"option":"SPXW260630P05500000","bid":48.1,"bid_size":46.0,"ask":49.0,"ask_size":46.0,"iv":0.2952,"open_interest":1230.0,"volume":42.0,"delta":-0.083,"gamma":0.0001,"vega":6.3772,"theta":-0.6873,"rho":-2.166,"theo":48.3898,"change":-1.55,"open":43.1,"high":46.0,"low":42.9,"tick":"up","last_trade_price":46.0,"last_trade_time":"2026-02-18T16:05:00","percent_change":-3.25973,"prev_day_close":46.0499992370606},{"option":"SPXW260630C05525000","bid":1427.3,"bid_size":3.0,"ask":1435.9,"ask_size":3.0,"iv":0.2934,"open_interest":55.0,"volume":0.0,"delta":0.9149,"gamma":0.0001,"vega":6.5202,"theta":-0.4682,"rho":17.1989,"theo":1431.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1460.0,"last_trade_time":"2025-12-03T09:52:25","percent_change":0.0,"prev_day_close":1449.95001220703},{"option":"SPXW260630P05525000","bid":49.4,"bid_size":21.0,"ask":50.4,"ask_size":60.0,"iv":0.2929,"open_interest":137.0,"volume":0.0,"delta":-0.0855,"gamma":0.0001,"vega":6.5202,"theta":-0.6973,"rho":-2.2313,"theo":49.7267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.6,"last_trade_time":"2026-02-17T09:30:02","percent_change":0.0,"prev_day_close":47.3500003814697},{"option":"SPXW260630C05550000","bid":1404.0,"bid_size":3.0,"ask":1412.6,"ask_size":3.0,"iv":0.291,"open_interest":0.0,"volume":0.0,"delta":0.9123,"gamma":0.0001,"vega":6.6662,"theta":-0.4824,"rho":17.2187,"theo":1407.8354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1426.45001220703},{"option":"SPXW260630P05550000","bid":50.7,"bid_size":49.0,"ask":51.7,"ask_size":38.0,"iv":0.2904,"open_interest":928.0,"volume":0.0,"delta":-0.088,"gamma":0.0001,"vega":6.6662,"theta":-0.7074,"rho":-2.2991,"theo":51.1095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":56.1,"last_trade_time":"2026-02-13T15:49:13","percent_change":0.0,"prev_day_close":48.75},{"option":"SPXW260630C05575000","bid":1380.8,"bid_size":3.0,"ask":1389.4,"ask_size":3.0,"iv":0.2887,"open_interest":0.0,"volume":0.0,"delta":0.9097,"gamma":0.0001,"vega":6.8149,"theta":-0.4966,"rho":17.236,"theo":1384.6271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1403.20001220703},{"option":"SPXW260630P05575000","bid":52.2,"bid_size":20.0,"ask":53.2,"ask_size":37.0,"iv":0.2882,"open_interest":155.0,"volume":0.0,"delta":-0.0907,"gamma":0.0001,"vega":6.8149,"theta":-0.7175,"rho":-2.3695,"theo":52.5398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":51.49,"last_trade_time":"2026-02-12T14:56:32","percent_change":0.0,"prev_day_close":50.0499992370606},{"option":"SPXW260630C05600000","bid":1357.7,"bid_size":3.0,"ask":1366.2,"ask_size":3.0,"iv":0.2864,"open_interest":2.0,"volume":0.0,"delta":0.9069,"gamma":0.0001,"vega":6.9658,"theta":-0.511,"rho":17.2511,"theo":1361.4678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1343.52,"last_trade_time":"2025-11-25T14:54:40","percent_change":0.0,"prev_day_close":1379.95001220703},{"option":"SPXW260630P05600000","bid":53.6,"bid_size":46.0,"ask":54.5,"ask_size":42.0,"iv":0.2857,"open_interest":983.0,"volume":0.0,"delta":-0.0934,"gamma":0.0001,"vega":6.9658,"theta":-0.7278,"rho":-2.4421,"theo":54.0192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.34,"last_trade_time":"2026-02-17T15:30:21","percent_change":0.0,"prev_day_close":51.4500007629394},{"option":"SPXW260630C05625000","bid":1334.6,"bid_size":3.0,"ask":1343.0,"ask_size":3.0,"iv":0.284,"open_interest":0.0,"volume":0.0,"delta":0.9041,"gamma":0.0001,"vega":7.1187,"theta":-0.5254,"rho":17.264,"theo":1338.3588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1356.75},{"option":"SPXW260630P05625000","bid":55.1,"bid_size":45.0,"ask":56.2,"ask_size":55.0,"iv":0.2835,"open_interest":149.0,"volume":1.0,"delta":-0.0963,"gamma":0.0001,"vega":7.1187,"theta":-0.7382,"rho":-2.5168,"theo":55.5488,"change":-5.2,"open":49.4,"high":49.4,"low":49.4,"tick":"down","last_trade_price":49.4,"last_trade_time":"2026-02-18T11:37:34","percent_change":-9.52381,"prev_day_close":52.8999996185303},{"option":"SPXW260630C05650000","bid":1311.5,"bid_size":3.0,"ask":1320.0,"ask_size":3.0,"iv":0.2818,"open_interest":2.0,"volume":0.0,"delta":0.9012,"gamma":0.0001,"vega":7.2736,"theta":-0.54,"rho":17.275,"theo":1315.3013,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":948.37,"last_trade_time":"2025-08-01T11:48:06","percent_change":0.0,"prev_day_close":1333.65002441406},{"option":"SPXW260630P05650000","bid":56.7,"bid_size":44.0,"ask":57.7,"ask_size":35.0,"iv":0.2812,"open_interest":195.0,"volume":4.0,"delta":-0.0992,"gamma":0.0001,"vega":7.2736,"theta":-0.7486,"rho":-2.5935,"theo":57.1299,"change":-4.78,"open":51.88,"high":51.88,"low":51.38,"tick":"down","last_trade_price":51.42,"last_trade_time":"2026-02-18T10:04:39","percent_change":-8.50534,"prev_day_close":54.3499984741211},{"option":"SPXW260630C05675000","bid":1288.6,"bid_size":3.0,"ask":1296.9,"ask_size":3.0,"iv":0.2795,"open_interest":0.0,"volume":0.0,"delta":0.8981,"gamma":0.0002,"vega":7.4308,"theta":-0.5546,"rho":17.2841,"theo":1292.2964,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":823.01,"last_trade_time":"2025-06-25T11:17:00","percent_change":0.0,"prev_day_close":1310.54998779297},{"option":"SPXW260630P05675000","bid":58.3,"bid_size":43.0,"ask":59.5,"ask_size":52.0,"iv":0.279,"open_interest":252.0,"volume":3.0,"delta":-0.1022,"gamma":0.0002,"vega":7.4308,"theta":-0.7591,"rho":-2.6722,"theo":58.7636,"change":-4.7,"open":53.1,"high":53.1,"low":53.1,"tick":"no_change","last_trade_price":53.1,"last_trade_time":"2026-02-18T11:55:46","percent_change":-8.13149,"prev_day_close":55.9500007629394},{"option":"SPXW260630C05700000","bid":1265.6,"bid_size":3.0,"ask":1274.0,"ask_size":3.0,"iv":0.2772,"open_interest":3.0,"volume":0.0,"delta":0.895,"gamma":0.0002,"vega":7.5911,"theta":-0.5692,"rho":17.2908,"theo":1269.3452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1391.06,"last_trade_time":"2025-10-28T10:28:00","percent_change":0.0,"prev_day_close":1287.5},{"option":"SPXW260630P05700000","bid":60.0,"bid_size":51.0,"ask":61.1,"ask_size":51.0,"iv":0.2767,"open_interest":600.0,"volume":0.0,"delta":-0.1054,"gamma":0.0002,"vega":7.5911,"theta":-0.7697,"rho":-2.753,"theo":60.451,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.58,"last_trade_time":"2026-02-17T09:56:39","percent_change":0.0,"prev_day_close":57.5},{"option":"SPXW260630C05725000","bid":1243.0,"bid_size":3.0,"ask":1251.3,"ask_size":3.0,"iv":0.2752,"open_interest":1.0,"volume":0.0,"delta":0.8918,"gamma":0.0002,"vega":7.7548,"theta":-0.584,"rho":17.295,"theo":1246.449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":864.93,"last_trade_time":"2025-07-01T15:40:47","percent_change":0.0,"prev_day_close":1264.45001220703},{"option":"SPXW260630P05725000","bid":61.7,"bid_size":40.0,"ask":62.9,"ask_size":48.0,"iv":0.2745,"open_interest":53.0,"volume":1.0,"delta":-0.1086,"gamma":0.0002,"vega":7.7548,"theta":-0.7803,"rho":-2.8365,"theo":62.1935,"change":-5.9,"open":55.25,"high":55.25,"low":55.25,"tick":"down","last_trade_price":55.25,"last_trade_time":"2026-02-18T11:37:34","percent_change":-9.64841,"prev_day_close":59.2000007629394},{"option":"SPXW260630C05750000","bid":1219.9,"bid_size":3.0,"ask":1228.2,"ask_size":3.0,"iv":0.2726,"open_interest":1.0,"volume":0.0,"delta":0.8884,"gamma":0.0002,"vega":7.9226,"theta":-0.5987,"rho":17.2962,"theo":1223.6097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":914.05,"last_trade_time":"2025-07-18T12:51:36","percent_change":0.0,"prev_day_close":1241.5},{"option":"SPXW260630P05750000","bid":63.5,"bid_size":40.0,"ask":64.7,"ask_size":63.0,"iv":0.2722,"open_interest":1528.0,"volume":3.0,"delta":-0.1119,"gamma":0.0002,"vega":7.9226,"theta":-0.791,"rho":-2.923,"theo":63.9928,"change":-5.2,"open":57.75,"high":57.75,"low":57.75,"tick":"no_change","last_trade_price":57.75,"last_trade_time":"2026-02-18T11:55:46","percent_change":-8.26052,"prev_day_close":60.8999996185303},{"option":"SPXW260630C05775000","bid":1197.2,"bid_size":3.0,"ask":1205.3,"ask_size":3.0,"iv":0.2703,"open_interest":0.0,"volume":0.0,"delta":0.885,"gamma":0.0002,"vega":8.0944,"theta":-0.6135,"rho":17.2939,"theo":1200.8292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1218.89996337891},{"option":"SPXW260630P05775000","bid":65.3,"bid_size":39.0,"ask":66.5,"ask_size":46.0,"iv":0.2699,"open_interest":84.0,"volume":0.0,"delta":-0.1154,"gamma":0.0002,"vega":8.0944,"theta":-0.8017,"rho":-3.013,"theo":65.8509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.52,"last_trade_time":"2026-02-13T10:59:27","percent_change":0.0,"prev_day_close":62.6000003814697},{"option":"SPXW260630C05800000","bid":1174.5,"bid_size":3.0,"ask":1182.6,"ask_size":3.0,"iv":0.2681,"open_interest":38.0,"volume":0.0,"delta":0.8814,"gamma":0.0002,"vega":8.2699,"theta":-0.6283,"rho":17.2879,"theo":1178.1098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1171.77,"last_trade_time":"2026-02-13T11:00:04","percent_change":0.0,"prev_day_close":1195.79998779297},{"option":"SPXW260630P05800000","bid":67.3,"bid_size":16.0,"ask":68.4,"ask_size":45.0,"iv":0.2677,"open_interest":191.0,"volume":4.0,"delta":-0.1189,"gamma":0.0002,"vega":8.2699,"theta":-0.8124,"rho":-3.1067,"theo":67.7701,"change":-5.08,"open":64.29,"high":64.29,"low":60.38,"tick":"up","last_trade_price":61.67,"last_trade_time":"2026-02-18T12:02:16","percent_change":-7.61049,"prev_day_close":64.5},{"option":"SPXW260630C05825000","bid":1151.8,"bid_size":3.0,"ask":1160.0,"ask_size":3.0,"iv":0.2659,"open_interest":13.0,"volume":0.0,"delta":0.8778,"gamma":0.0002,"vega":8.4484,"theta":-0.6431,"rho":17.2782,"theo":1155.4536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1287.15,"last_trade_time":"2026-01-15T12:21:34","percent_change":0.0,"prev_day_close":1173.25},{"option":"SPXW260630P05825000","bid":69.2,"bid_size":37.0,"ask":70.4,"ask_size":29.0,"iv":0.2654,"open_interest":60.0,"volume":0.0,"delta":-0.1226,"gamma":0.0002,"vega":8.4484,"theta":-0.8232,"rho":-3.204,"theo":69.7526,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":64.0,"last_trade_time":"2026-02-06T14:00:20","percent_change":0.0,"prev_day_close":66.2999992370606},{"option":"SPXW260630C05850000","bid":1129.3,"bid_size":3.0,"ask":1137.4,"ask_size":3.0,"iv":0.2637,"open_interest":17.0,"volume":0.0,"delta":0.874,"gamma":0.0002,"vega":8.6291,"theta":-0.6579,"rho":17.2652,"theo":1132.863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1182.41,"last_trade_time":"2025-12-22T09:59:10","percent_change":0.0,"prev_day_close":1150.69995117188},{"option":"SPXW260630P05850000","bid":71.3,"bid_size":43.0,"ask":72.4,"ask_size":28.0,"iv":0.2632,"open_interest":102.0,"volume":0.0,"delta":-0.1264,"gamma":0.0002,"vega":8.6291,"theta":-0.8339,"rho":-3.3048,"theo":71.8006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":68.08,"last_trade_time":"2026-02-13T13:29:33","percent_change":0.0,"prev_day_close":68.2999992370606},{"option":"SPXW260630C05875000","bid":1107.0,"bid_size":3.0,"ask":1114.7,"ask_size":3.0,"iv":0.2615,"open_interest":13.0,"volume":0.0,"delta":0.87,"gamma":0.0002,"vega":8.8114,"theta":-0.6727,"rho":17.2491,"theo":1110.3397,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":840.61,"last_trade_time":"2025-09-02T12:14:29","percent_change":0.0,"prev_day_close":1127.75},{"option":"SPXW260630P05875000","bid":73.4,"bid_size":41.0,"ask":74.5,"ask_size":27.0,"iv":0.2609,"open_interest":444.0,"volume":0.0,"delta":-0.1303,"gamma":0.0002,"vega":8.8114,"theta":-0.8446,"rho":-3.4086,"theo":73.9159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":62.58,"last_trade_time":"2026-02-11T15:42:23","percent_change":0.0,"prev_day_close":70.2999992370606},{"option":"SPXW260630C05900000","bid":1084.2,"bid_size":3.0,"ask":1092.2,"ask_size":3.0,"iv":0.259,"open_interest":30.0,"volume":0.0,"delta":0.866,"gamma":0.0002,"vega":8.9949,"theta":-0.6875,"rho":17.2304,"theo":1087.8852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1105.22,"last_trade_time":"2025-11-06T15:08:51","percent_change":0.0,"prev_day_close":1105.54998779297},{"option":"SPXW260630P05900000","bid":75.6,"bid_size":33.0,"ask":76.8,"ask_size":41.0,"iv":0.2588,"open_interest":649.0,"volume":1.0,"delta":-0.1344,"gamma":0.0002,"vega":8.9949,"theta":-0.8553,"rho":-3.5149,"theo":76.1,"change":-1.8,"open":73.2,"high":73.2,"low":73.2,"tick":"down","last_trade_price":73.2,"last_trade_time":"2026-02-18T09:30:04","percent_change":-2.4,"prev_day_close":72.3999977111816},{"option":"SPXW260630C05925000","bid":1062.3,"bid_size":3.0,"ask":1069.8,"ask_size":3.0,"iv":0.257,"open_interest":19.0,"volume":0.0,"delta":0.8618,"gamma":0.0002,"vega":9.18,"theta":-0.7022,"rho":17.2091,"theo":1065.5009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":857.86,"last_trade_time":"2025-08-26T10:58:36","percent_change":0.0,"prev_day_close":1083.04998779297},{"option":"SPXW260630P05925000","bid":77.8,"bid_size":32.0,"ask":79.0,"ask_size":26.0,"iv":0.2565,"open_interest":185.0,"volume":0.0,"delta":-0.1385,"gamma":0.0002,"vega":9.18,"theta":-0.8659,"rho":-3.6239,"theo":78.3544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.04,"last_trade_time":"2026-02-09T13:45:32","percent_change":0.0,"prev_day_close":74.5},{"option":"SPXW260630C05950000","bid":1039.8,"bid_size":3.0,"ask":1047.6,"ask_size":3.0,"iv":0.2547,"open_interest":28.0,"volume":0.0,"delta":0.8575,"gamma":0.0002,"vega":9.3673,"theta":-0.7169,"rho":17.185,"theo":1043.1883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":857.09,"last_trade_time":"2025-08-22T12:25:04","percent_change":0.0,"prev_day_close":1060.44995117188},{"option":"SPXW260630P05950000","bid":80.2,"bid_size":13.0,"ask":81.4,"ask_size":38.0,"iv":0.2543,"open_interest":293.0,"volume":0.0,"delta":-0.1429,"gamma":0.0002,"vega":9.3673,"theta":-0.8765,"rho":-3.7356,"theo":80.6803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":78.32,"last_trade_time":"2026-02-13T14:13:52","percent_change":0.0,"prev_day_close":76.75},{"option":"SPXW260630C05975000","bid":1017.4,"bid_size":3.0,"ask":1025.2,"ask_size":3.0,"iv":0.2523,"open_interest":6.0,"volume":0.0,"delta":0.8531,"gamma":0.0002,"vega":9.5577,"theta":-0.7314,"rho":17.1576,"theo":1020.949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":783.25,"last_trade_time":"2025-07-30T15:56:39","percent_change":0.0,"prev_day_close":1038.29998779297},{"option":"SPXW260630P05975000","bid":82.6,"bid_size":29.0,"ask":83.8,"ask_size":24.0,"iv":0.2521,"open_interest":558.0,"volume":0.0,"delta":-0.1473,"gamma":0.0002,"vega":9.5577,"theta":-0.887,"rho":-3.8508,"theo":83.0797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":92.1,"last_trade_time":"2026-02-17T11:01:16","percent_change":0.0,"prev_day_close":79.0499992370606},{"option":"SPXW260630C06000000","bid":997.0,"bid_size":15.0,"ask":1001.5,"ask_size":15.0,"iv":0.2502,"open_interest":5519.0,"volume":0.0,"delta":0.8485,"gamma":0.0002,"vega":9.7518,"theta":-0.7459,"rho":17.1259,"theo":998.7856,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":964.65,"last_trade_time":"2026-02-13T09:41:30","percent_change":0.0,"prev_day_close":1015.95001220703},{"option":"SPXW260630P06000000","bid":85.0,"bid_size":51.0,"ask":86.3,"ask_size":50.0,"iv":0.2498,"open_interest":7892.0,"volume":17.0,"delta":-0.1519,"gamma":0.0002,"vega":9.7518,"theta":-0.8974,"rho":-3.9701,"theo":85.5549,"change":-4.3,"open":82.61,"high":84.03,"low":76.0,"tick":"up","last_trade_price":80.15,"last_trade_time":"2026-02-18T15:59:07","percent_change":-5.09177,"prev_day_close":81.3999977111816},{"option":"SPXW260630C06020000","bid":978.4,"bid_size":3.0,"ask":985.9,"ask_size":3.0,"iv":0.249,"open_interest":0.0,"volume":0.0,"delta":0.8447,"gamma":0.0002,"vega":9.9099,"theta":-0.7574,"rho":17.0972,"theo":981.1114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":998.25},{"option":"SPXW260630P06020000","bid":87.1,"bid_size":28.0,"ask":88.3,"ask_size":23.0,"iv":0.2481,"open_interest":14.0,"volume":0.0,"delta":-0.1557,"gamma":0.0002,"vega":9.9099,"theta":-0.9056,"rho":-4.069,"theo":87.5916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":81.4,"last_trade_time":"2026-02-12T11:00:43","percent_change":0.0,"prev_day_close":83.3499984741211},{"option":"SPXW260630C06025000","bid":973.4,"bid_size":4.0,"ask":981.0,"ask_size":4.0,"iv":0.248,"open_interest":1.0,"volume":0.0,"delta":0.8437,"gamma":0.0002,"vega":9.9498,"theta":-0.7603,"rho":17.0895,"theo":976.7009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1065.3,"last_trade_time":"2026-01-08T12:48:16","percent_change":0.0,"prev_day_close":993.75},{"option":"SPXW260630P06025000","bid":87.6,"bid_size":28.0,"ask":88.8,"ask_size":23.0,"iv":0.2476,"open_interest":370.0,"volume":1.0,"delta":-0.1566,"gamma":0.0002,"vega":9.9498,"theta":-0.9076,"rho":-4.0942,"theo":88.1088,"change":-5.7,"open":81.35,"high":81.35,"low":81.35,"tick":"down","last_trade_price":81.35,"last_trade_time":"2026-02-18T13:50:05","percent_change":-6.54796,"prev_day_close":83.8499984741211},{"option":"SPXW260630C06030000","bid":969.0,"bid_size":4.0,"ask":976.5,"ask_size":4.0,"iv":0.2475,"open_interest":0.0,"volume":0.0,"delta":0.8428,"gamma":0.0002,"vega":9.9898,"theta":-0.7631,"rho":17.0816,"theo":972.2937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":989.25},{"option":"SPXW260630P06030000","bid":88.1,"bid_size":35.0,"ask":89.4,"ask_size":35.0,"iv":0.2472,"open_interest":59.0,"volume":1.0,"delta":-0.1576,"gamma":0.0002,"vega":9.9898,"theta":-0.9097,"rho":-4.1197,"theo":88.6294,"change":-7.01,"open":80.59,"high":80.59,"low":80.59,"tick":"up","last_trade_price":80.59,"last_trade_time":"2026-02-18T13:28:34","percent_change":-8.00228,"prev_day_close":84.3499984741211},{"option":"SPXW260630C06040000","bid":960.8,"bid_size":4.0,"ask":968.3,"ask_size":4.0,"iv":0.2472,"open_interest":0.0,"volume":0.0,"delta":0.8408,"gamma":0.0002,"vega":10.0701,"theta":-0.7688,"rho":17.0652,"theo":963.4893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":980.600006103516},{"option":"SPXW260630P06040000","bid":89.2,"bid_size":27.0,"ask":90.4,"ask_size":23.0,"iv":0.2463,"open_interest":9.0,"volume":0.0,"delta":-0.1596,"gamma":0.0002,"vega":10.0701,"theta":-0.9137,"rho":-4.1712,"theo":89.6804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":90.53,"last_trade_time":"2026-02-13T11:15:20","percent_change":0.0,"prev_day_close":85.3999977111816},{"option":"SPXW260630C06050000","bid":952.0,"bid_size":4.0,"ask":958.9,"ask_size":4.0,"iv":0.246,"open_interest":19.0,"volume":0.0,"delta":0.8388,"gamma":0.0002,"vega":10.1509,"theta":-0.7745,"rho":17.0479,"theo":954.6984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":771.12,"last_trade_time":"2025-08-18T11:15:27","percent_change":0.0,"prev_day_close":971.450012207031},{"option":"SPXW260630P06050000","bid":90.3,"bid_size":26.0,"ask":91.6,"ask_size":33.0,"iv":0.2455,"open_interest":628.0,"volume":1.0,"delta":-0.1615,"gamma":0.0002,"vega":10.1509,"theta":-0.9178,"rho":-4.2235,"theo":90.7449,"change":-2.91,"open":86.79,"high":86.79,"low":86.79,"tick":"down","last_trade_price":86.79,"last_trade_time":"2026-02-18T14:31:43","percent_change":-3.24415,"prev_day_close":86.3499984741211},{"option":"SPXW260630C06060000","bid":942.7,"bid_size":4.0,"ask":950.3,"ask_size":4.0,"iv":0.245,"open_interest":0.0,"volume":0.0,"delta":0.8368,"gamma":0.0002,"vega":10.232,"theta":-0.7802,"rho":17.0299,"theo":945.9212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":994.5,"last_trade_time":"2026-02-03T15:29:56","percent_change":0.0,"prev_day_close":962.899993896484},{"option":"SPXW260630P06060000","bid":91.3,"bid_size":27.0,"ask":92.7,"ask_size":33.0,"iv":0.2446,"open_interest":167.0,"volume":0.0,"delta":-0.1635,"gamma":0.0002,"vega":10.232,"theta":-0.9218,"rho":-4.2766,"theo":91.8232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":93.55,"last_trade_time":"2026-02-13T11:14:05","percent_change":0.0,"prev_day_close":87.4500007629394},{"option":"SPXW260630C06070000","bid":934.3,"bid_size":4.0,"ask":942.0,"ask_size":4.0,"iv":0.2445,"open_interest":0.0,"volume":0.0,"delta":0.8348,"gamma":0.0002,"vega":10.3134,"theta":-0.7858,"rho":17.0111,"theo":937.1579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":954.100006103516},{"option":"SPXW260630P06070000","bid":92.4,"bid_size":27.0,"ask":93.7,"ask_size":22.0,"iv":0.2436,"open_interest":22.0,"volume":0.0,"delta":-0.1656,"gamma":0.0002,"vega":10.3134,"theta":-0.9258,"rho":-4.3304,"theo":92.9153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.63,"last_trade_time":"2026-02-17T10:29:29","percent_change":0.0,"prev_day_close":88.4500007629394},{"option":"SPXW260630C06075000","bid":930.1,"bid_size":4.0,"ask":937.0,"ask_size":4.0,"iv":0.2438,"open_interest":1.0,"volume":0.0,"delta":0.8338,"gamma":0.0002,"vega":10.3541,"theta":-0.7886,"rho":17.0014,"theo":932.7815,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":764.58,"last_trade_time":"2025-08-15T10:11:40","percent_change":0.0,"prev_day_close":949.700012207031},{"option":"SPXW260630P06075000","bid":93.0,"bid_size":26.0,"ask":94.3,"ask_size":26.0,"iv":0.2432,"open_interest":308.0,"volume":3.0,"delta":-0.1666,"gamma":0.0002,"vega":10.3541,"theta":-0.9278,"rho":-4.3576,"theo":93.4667,"change":-9.21,"open":83.19,"high":83.19,"low":83.19,"tick":"down","last_trade_price":83.19,"last_trade_time":"2026-02-18T11:14:14","percent_change":-9.96753,"prev_day_close":88.9500007629394},{"option":"SPXW260630C06080000","bid":925.4,"bid_size":4.0,"ask":932.6,"ask_size":4.0,"iv":0.2432,"open_interest":0.0,"volume":0.0,"delta":0.8328,"gamma":0.0002,"vega":10.3949,"theta":-0.7914,"rho":16.9916,"theo":928.4087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":945.299987792969},{"option":"SPXW260630P06080000","bid":93.6,"bid_size":26.0,"ask":94.9,"ask_size":33.0,"iv":0.2428,"open_interest":85.0,"volume":0.0,"delta":-0.1676,"gamma":0.0002,"vega":10.3949,"theta":-0.9298,"rho":-4.385,"theo":94.0216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":86.04,"last_trade_time":"2026-02-06T13:54:32","percent_change":0.0,"prev_day_close":89.5499992370606},{"option":"SPXW260630C06090000","bid":916.5,"bid_size":4.0,"ask":923.9,"ask_size":4.0,"iv":0.2422,"open_interest":1.0,"volume":0.0,"delta":0.8307,"gamma":0.0002,"vega":10.4765,"theta":-0.797,"rho":16.9715,"theo":919.6738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":913.45,"last_trade_time":"2026-02-13T11:00:04","percent_change":0.0,"prev_day_close":936.600006103516},{"option":"SPXW260630P06090000","bid":94.7,"bid_size":26.0,"ask":95.9,"ask_size":22.0,"iv":0.2419,"open_interest":82.0,"volume":0.0,"delta":-0.1697,"gamma":0.0002,"vega":10.4765,"theta":-0.9337,"rho":-4.4402,"theo":95.1422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":99.57,"last_trade_time":"2026-02-17T11:12:16","percent_change":0.0,"prev_day_close":90.5999984741211},{"option":"SPXW260630C06100000","bid":908.3,"bid_size":4.0,"ask":915.1,"ask_size":4.0,"iv":0.2415,"open_interest":155.0,"volume":0.0,"delta":0.8286,"gamma":0.0003,"vega":10.5582,"theta":-0.8025,"rho":16.9506,"theo":910.9534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1070.77,"last_trade_time":"2025-10-28T14:19:34","percent_change":0.0,"prev_day_close":927.600006103516},{"option":"SPXW260630P06100000","bid":95.8,"bid_size":40.0,"ask":97.1,"ask_size":36.0,"iv":0.241,"open_interest":1160.0,"volume":7.0,"delta":-0.1718,"gamma":0.0003,"vega":10.5582,"theta":-0.9376,"rho":-4.4961,"theo":96.2772,"change":-0.67,"open":93.42,"high":94.63,"low":87.64,"tick":"up","last_trade_price":94.63,"last_trade_time":"2026-02-18T14:57:17","percent_change":-0.703042,"prev_day_close":91.6500015258789},{"option":"SPXW260630C06110000","bid":898.9,"bid_size":4.0,"ask":906.5,"ask_size":4.0,"iv":0.2404,"open_interest":0.0,"volume":0.0,"delta":0.8264,"gamma":0.0003,"vega":10.6399,"theta":-0.808,"rho":16.9293,"theo":902.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":918.700012207031},{"option":"SPXW260630P06110000","bid":97.0,"bid_size":26.0,"ask":98.3,"ask_size":25.0,"iv":0.2402,"open_interest":76.0,"volume":0.0,"delta":-0.1739,"gamma":0.0003,"vega":10.6399,"theta":-0.9415,"rho":-4.5526,"theo":97.4268,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.57,"last_trade_time":"2026-02-13T11:23:27","percent_change":0.0,"prev_day_close":92.7999992370606},{"option":"SPXW260630C06120000","bid":890.9,"bid_size":4.0,"ask":897.7,"ask_size":4.0,"iv":0.2397,"open_interest":0.0,"volume":0.0,"delta":0.8243,"gamma":0.0003,"vega":10.7216,"theta":-0.8135,"rho":16.9074,"theo":893.5566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.349975585938},{"option":"SPXW260630P06120000","bid":98.2,"bid_size":11.0,"ask":99.5,"ask_size":32.0,"iv":0.2393,"open_interest":24.0,"volume":0.0,"delta":-0.1761,"gamma":0.0003,"vega":10.7216,"theta":-0.9453,"rho":-4.6095,"theo":98.5913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.2,"last_trade_time":"2026-02-13T09:49:59","percent_change":0.0,"prev_day_close":93.9500007629394},{"option":"SPXW260630C06125000","bid":886.7,"bid_size":4.0,"ask":893.4,"ask_size":4.0,"iv":0.2394,"open_interest":5.0,"volume":0.0,"delta":0.8232,"gamma":0.0003,"vega":10.7625,"theta":-0.8162,"rho":16.8962,"theo":889.2167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1049.92,"last_trade_time":"2025-10-28T14:19:34","percent_change":0.0,"prev_day_close":905.950012207031},{"option":"SPXW260630P06125000","bid":98.8,"bid_size":11.0,"ask":100.0,"ask_size":21.0,"iv":0.2388,"open_interest":932.0,"volume":0.0,"delta":-0.1772,"gamma":0.0003,"vega":10.7625,"theta":-0.9472,"rho":-4.6382,"theo":99.1791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":105.94,"last_trade_time":"2026-02-04T13:07:51","percent_change":0.0,"prev_day_close":94.5},{"option":"SPXW260630C06130000","bid":881.6,"bid_size":4.0,"ask":889.1,"ask_size":4.0,"iv":0.2386,"open_interest":0.0,"volume":0.0,"delta":0.8221,"gamma":0.0003,"vega":10.8033,"theta":-0.8189,"rho":16.8849,"theo":884.8805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":901.25},{"option":"SPXW260630P06130000","bid":99.4,"bid_size":11.0,"ask":100.6,"ask_size":21.0,"iv":0.2384,"open_interest":33.0,"volume":7.0,"delta":-0.1783,"gamma":0.0003,"vega":10.8033,"theta":-0.9491,"rho":-4.667,"theo":99.7706,"change":-11.05,"open":92.9,"high":92.9,"low":87.8,"tick":"down","last_trade_price":87.8,"last_trade_time":"2026-02-18T11:08:17","percent_change":-11.1786,"prev_day_close":95.0499992370606},{"option":"SPXW260630C06140000","bid":873.1,"bid_size":4.0,"ask":880.4,"ask_size":4.0,"iv":0.2377,"open_interest":0.0,"volume":0.0,"delta":0.8199,"gamma":0.0003,"vega":10.885,"theta":-0.8243,"rho":16.862,"theo":876.2194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":892.850006103516},{"option":"SPXW260630P06140000","bid":100.6,"bid_size":11.0,"ask":101.8,"ask_size":21.0,"iv":0.2375,"open_interest":9.0,"volume":4.0,"delta":-0.1805,"gamma":0.0003,"vega":10.885,"theta":-0.9529,"rho":-4.7251,"theo":100.965,"change":-5.94,"open":94.11,"high":94.11,"low":94.11,"tick":"no_change","last_trade_price":94.11,"last_trade_time":"2026-02-18T15:57:40","percent_change":-5.93703,"prev_day_close":96.2000007629394},{"option":"SPXW260630C06150000","bid":864.5,"bid_size":4.0,"ask":871.7,"ask_size":4.0,"iv":0.2368,"open_interest":19.0,"volume":0.0,"delta":0.8176,"gamma":0.0003,"vega":10.9669,"theta":-0.8297,"rho":16.8385,"theo":867.5736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":891.65,"last_trade_time":"2025-11-14T15:34:51","percent_change":0.0,"prev_day_close":884.200012207031},{"option":"SPXW260630P06150000","bid":101.8,"bid_size":11.0,"ask":103.1,"ask_size":25.0,"iv":0.2366,"open_interest":521.0,"volume":139.0,"delta":-0.1827,"gamma":0.0003,"vega":10.9669,"theta":-0.9566,"rho":-4.7836,"theo":102.1746,"change":-6.7,"open":93.4,"high":94.5,"low":93.4,"tick":"up","last_trade_price":94.5,"last_trade_time":"2026-02-18T13:50:05","percent_change":-6.62055,"prev_day_close":97.3499984741211},{"option":"SPXW260630C06160000","bid":856.4,"bid_size":4.0,"ask":863.7,"ask_size":4.0,"iv":0.2365,"open_interest":0.0,"volume":0.0,"delta":0.8154,"gamma":0.0003,"vega":11.0488,"theta":-0.8351,"rho":16.8145,"theo":858.943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":875.200012207031},{"option":"SPXW260630P06160000","bid":103.0,"bid_size":24.0,"ask":104.3,"ask_size":20.0,"iv":0.2357,"open_interest":173.0,"volume":3.0,"delta":-0.185,"gamma":0.0003,"vega":11.0488,"theta":-0.9604,"rho":-4.8427,"theo":103.3995,"change":-11.4,"open":91.75,"high":91.75,"low":91.05,"tick":"down","last_trade_price":91.05,"last_trade_time":"2026-02-18T11:08:17","percent_change":-11.1274,"prev_day_close":98.5499992370606},{"option":"SPXW260630C06170000","bid":847.8,"bid_size":4.0,"ask":854.5,"ask_size":4.0,"iv":0.2353,"open_interest":0.0,"volume":0.0,"delta":0.8131,"gamma":0.0003,"vega":11.1309,"theta":-0.8404,"rho":16.7898,"theo":850.328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":866.800018310547},{"option":"SPXW260630P06170000","bid":104.3,"bid_size":11.0,"ask":105.5,"ask_size":20.0,"iv":0.2348,"open_interest":66.0,"volume":0.0,"delta":-0.1873,"gamma":0.0003,"vega":11.1309,"theta":-0.964,"rho":-4.9024,"theo":104.64,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.18,"last_trade_time":"2026-02-17T10:29:29","percent_change":0.0,"prev_day_close":99.75},{"option":"SPXW260630C06175000","bid":843.5,"bid_size":4.0,"ask":850.8,"ask_size":4.0,"iv":0.2351,"open_interest":125.0,"volume":0.0,"delta":0.8119,"gamma":0.0003,"vega":11.1721,"theta":-0.843,"rho":16.7773,"theo":846.0264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":907.36,"last_trade_time":"2025-11-13T10:45:25","percent_change":0.0,"prev_day_close":862.449981689453},{"option":"SPXW260630P06175000","bid":104.9,"bid_size":24.0,"ask":106.2,"ask_size":20.0,"iv":0.2344,"open_interest":368.0,"volume":10.0,"delta":-0.1885,"gamma":0.0003,"vega":11.1721,"theta":-0.9659,"rho":-4.9325,"theo":105.2661,"change":-6.19,"open":98.1,"high":98.26,"low":94.1,"tick":"no_change","last_trade_price":98.26,"last_trade_time":"2026-02-18T15:57:40","percent_change":-5.92628,"prev_day_close":100.349998474121},{"option":"SPXW260630C06180000","bid":838.6,"bid_size":4.0,"ask":846.5,"ask_size":4.0,"iv":0.2344,"open_interest":0.0,"volume":0.0,"delta":0.8107,"gamma":0.0003,"vega":11.2134,"theta":-0.8456,"rho":16.7645,"theo":841.7287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.899993896484},{"option":"SPXW260630P06180000","bid":105.6,"bid_size":11.0,"ask":106.8,"ask_size":20.0,"iv":0.2339,"open_interest":6.0,"volume":0.0,"delta":-0.1896,"gamma":0.0003,"vega":11.2134,"theta":-0.9677,"rho":-4.9628,"theo":105.8961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":91.95,"last_trade_time":"2026-02-12T10:38:02","percent_change":0.0,"prev_day_close":100.950000762939},{"option":"SPXW260630C06190000","bid":830.1,"bid_size":4.0,"ask":837.9,"ask_size":4.0,"iv":0.2335,"open_interest":0.0,"volume":0.0,"delta":0.8084,"gamma":0.0003,"vega":11.2962,"theta":-0.8509,"rho":16.7385,"theo":833.1453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":849.5},{"option":"SPXW260630P06190000","bid":106.9,"bid_size":10.0,"ask":108.1,"ask_size":20.0,"iv":0.2331,"open_interest":1.0,"volume":0.0,"delta":-0.192,"gamma":0.0003,"vega":11.2962,"theta":-0.9713,"rho":-5.0239,"theo":107.1682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":94.8,"last_trade_time":"2026-02-02T09:51:51","percent_change":0.0,"prev_day_close":102.200000762939},{"option":"SPXW260630C06200000","bid":822.2,"bid_size":4.0,"ask":828.7,"ask_size":4.0,"iv":0.2326,"open_interest":668.0,"volume":0.0,"delta":0.806,"gamma":0.0003,"vega":11.3793,"theta":-0.8561,"rho":16.7116,"theo":824.5781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":915.0,"last_trade_time":"2026-02-10T09:46:00","percent_change":0.0,"prev_day_close":840.899993896484},{"option":"SPXW260630P06200000","bid":108.2,"bid_size":10.0,"ask":109.4,"ask_size":34.0,"iv":0.2322,"open_interest":3161.0,"volume":4.0,"delta":-0.1944,"gamma":0.0003,"vega":11.3793,"theta":-0.9748,"rho":-5.0858,"theo":108.4564,"change":-2.8,"open":105.49,"high":105.49,"low":98.11,"tick":"up","last_trade_price":104.85,"last_trade_time":"2026-02-18T14:41:29","percent_change":-2.60102,"prev_day_close":103.5},{"option":"SPXW260630C06210000","bid":812.9,"bid_size":4.0,"ask":820.8,"ask_size":4.0,"iv":0.2317,"open_interest":0.0,"volume":0.0,"delta":0.8036,"gamma":0.0003,"vega":11.463,"theta":-0.8612,"rho":16.6838,"theo":816.0273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":832.300018310547},{"option":"SPXW260630P06210000","bid":109.5,"bid_size":10.0,"ask":110.7,"ask_size":19.0,"iv":0.2313,"open_interest":62.0,"volume":0.0,"delta":-0.1968,"gamma":0.0003,"vega":11.463,"theta":-0.9783,"rho":-5.1487,"theo":109.761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":124.2,"last_trade_time":"2026-02-13T09:58:23","percent_change":0.0,"prev_day_close":104.700000762939},{"option":"SPXW260630C06220000","bid":804.5,"bid_size":4.0,"ask":811.6,"ask_size":4.0,"iv":0.2306,"open_interest":0.0,"volume":0.0,"delta":0.8011,"gamma":0.0003,"vega":11.5471,"theta":-0.8663,"rho":16.6551,"theo":807.4932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":823.700012207031},{"option":"SPXW260630P06220000","bid":110.8,"bid_size":10.0,"ask":112.2,"ask_size":28.0,"iv":0.2304,"open_interest":494.0,"volume":0.0,"delta":-0.1992,"gamma":0.0003,"vega":11.5471,"theta":-0.9818,"rho":-5.2125,"theo":111.0824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":94.5,"last_trade_time":"2026-02-02T11:51:15","percent_change":0.0,"prev_day_close":106.0},{"option":"SPXW260630C06225000","bid":800.8,"bid_size":4.0,"ask":807.9,"ask_size":4.0,"iv":0.2306,"open_interest":201.0,"volume":0.0,"delta":0.7999,"gamma":0.0003,"vega":11.5893,"theta":-0.8688,"rho":16.6403,"theo":803.2325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":939.32,"last_trade_time":"2026-01-12T15:01:35","percent_change":0.0,"prev_day_close":819.400024414062},{"option":"SPXW260630P06225000","bid":111.5,"bid_size":10.0,"ask":112.8,"ask_size":18.0,"iv":0.23,"open_interest":258.0,"volume":1.0,"delta":-0.2005,"gamma":0.0003,"vega":11.5893,"theta":-0.9835,"rho":-5.2448,"theo":111.7494,"change":-10.3,"open":100.65,"high":100.65,"low":100.65,"tick":"up","last_trade_price":100.65,"last_trade_time":"2026-02-18T10:52:31","percent_change":-9.28346,"prev_day_close":106.599998474121},{"option":"SPXW260630C06230000","bid":796.6,"bid_size":4.0,"ask":803.1,"ask_size":4.0,"iv":0.2299,"open_interest":0.0,"volume":0.0,"delta":0.7986,"gamma":0.0003,"vega":11.6317,"theta":-0.8714,"rho":16.6253,"theo":798.9762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":815.25},{"option":"SPXW260630P06230000","bid":112.2,"bid_size":10.0,"ask":113.4,"ask_size":18.0,"iv":0.2295,"open_interest":19.0,"volume":8.0,"delta":-0.2017,"gamma":0.0003,"vega":11.6317,"theta":-0.9852,"rho":-5.2774,"theo":112.4208,"change":-11.45,"open":100.2,"high":100.2,"low":100.2,"tick":"no_change","last_trade_price":100.2,"last_trade_time":"2026-02-18T10:59:37","percent_change":-10.2553,"prev_day_close":107.25},{"option":"SPXW260630C06240000","bid":787.5,"bid_size":4.0,"ask":794.6,"ask_size":4.0,"iv":0.2288,"open_interest":0.0,"volume":0.0,"delta":0.7961,"gamma":0.0003,"vega":11.7167,"theta":-0.8764,"rho":16.5944,"theo":790.4766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":806.350006103516},{"option":"SPXW260630P06240000","bid":113.5,"bid_size":10.0,"ask":114.9,"ask_size":28.0,"iv":0.2286,"open_interest":100.0,"volume":0.0,"delta":-0.2042,"gamma":0.0003,"vega":11.7167,"theta":-0.9886,"rho":-5.3434,"theo":113.7766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.11,"last_trade_time":"2026-02-02T15:38:55","percent_change":0.0,"prev_day_close":108.599998474121},{"option":"SPXW260630C06250000","bid":779.7,"bid_size":4.0,"ask":786.7,"ask_size":4.0,"iv":0.2284,"open_interest":181.0,"volume":0.0,"delta":0.7936,"gamma":0.0003,"vega":11.8021,"theta":-0.8813,"rho":16.5623,"theo":781.9947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":840.1,"last_trade_time":"2026-01-21T14:53:08","percent_change":0.0,"prev_day_close":798.100006103516},{"option":"SPXW260630P06250000","bid":114.9,"bid_size":10.0,"ask":116.3,"ask_size":43.0,"iv":0.2278,"open_interest":1310.0,"volume":3.0,"delta":-0.2068,"gamma":0.0003,"vega":11.8021,"theta":-0.9919,"rho":-5.4105,"theo":115.1502,"change":-2.32,"open":103.15,"high":112.13,"low":103.15,"tick":"up","last_trade_price":112.13,"last_trade_time":"2026-02-18T14:44:36","percent_change":-2.02709,"prev_day_close":109.950000762939},{"option":"SPXW260630C06260000","bid":771.2,"bid_size":4.0,"ask":777.6,"ask_size":4.0,"iv":0.2272,"open_interest":37.0,"volume":0.0,"delta":0.791,"gamma":0.0003,"vega":11.8878,"theta":-0.8862,"rho":16.5292,"theo":773.5309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":742.42,"last_trade_time":"2025-12-17T12:06:05","percent_change":0.0,"prev_day_close":789.5},{"option":"SPXW260630P06260000","bid":116.3,"bid_size":10.0,"ask":117.7,"ask_size":28.0,"iv":0.2269,"open_interest":122.0,"volume":0.0,"delta":-0.2094,"gamma":0.0003,"vega":11.8878,"theta":-0.9952,"rho":-5.4787,"theo":116.5419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":123.55,"last_trade_time":"2026-02-04T13:45:18","percent_change":0.0,"prev_day_close":111.25},{"option":"SPXW260630C06270000","bid":762.1,"bid_size":4.0,"ask":769.8,"ask_size":4.0,"iv":0.2263,"open_interest":1.0,"volume":0.0,"delta":0.7884,"gamma":0.0003,"vega":11.9737,"theta":-0.8911,"rho":16.4949,"theo":765.0857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":734.67,"last_trade_time":"2025-12-17T12:05:31","percent_change":0.0,"prev_day_close":781.049987792969},{"option":"SPXW260630P06270000","bid":117.8,"bid_size":10.0,"ask":119.0,"ask_size":18.0,"iv":0.226,"open_interest":35.0,"volume":0.0,"delta":-0.212,"gamma":0.0003,"vega":11.9737,"theta":-0.9984,"rho":-5.548,"theo":117.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":103.42,"last_trade_time":"2026-01-12T13:58:52","percent_change":0.0,"prev_day_close":112.599998474121},{"option":"SPXW260630C06275000","bid":758.0,"bid_size":4.0,"ask":765.0,"ask_size":4.0,"iv":0.2257,"open_interest":464.0,"volume":0.0,"delta":0.7871,"gamma":0.0003,"vega":12.0167,"theta":-0.8935,"rho":16.4774,"theo":760.8701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":782.0,"last_trade_time":"2025-10-02T12:26:59","percent_change":0.0,"prev_day_close":776.900024414062},{"option":"SPXW260630P06275000","bid":118.5,"bid_size":10.0,"ask":119.7,"ask_size":17.0,"iv":0.2255,"open_interest":599.0,"volume":0.0,"delta":-0.2133,"gamma":0.0003,"vega":12.0167,"theta":-1.0,"rho":-5.5831,"theo":118.6642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":117.39,"last_trade_time":"2026-02-12T11:42:03","percent_change":0.0,"prev_day_close":113.299999237061},{"option":"SPXW260630C06280000","bid":754.4,"bid_size":4.0,"ask":761.3,"ask_size":4.0,"iv":0.2257,"open_interest":0.0,"volume":0.0,"delta":0.7857,"gamma":0.0003,"vega":12.0597,"theta":-0.8959,"rho":16.4596,"theo":756.6592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.699981689453},{"option":"SPXW260630P06280000","bid":119.2,"bid_size":10.0,"ask":120.6,"ask_size":27.0,"iv":0.2251,"open_interest":15.0,"volume":0.0,"delta":-0.2146,"gamma":0.0003,"vega":12.0597,"theta":-1.0016,"rho":-5.6184,"theo":119.3811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":113.87,"last_trade_time":"2026-02-04T10:18:20","percent_change":0.0,"prev_day_close":114.0},{"option":"SPXW260630C06290000","bid":745.3,"bid_size":4.0,"ask":753.0,"ask_size":4.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.7831,"gamma":0.0003,"vega":12.1456,"theta":-0.9006,"rho":16.4233,"theo":748.252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.049987792969},{"option":"SPXW260630P06290000","bid":120.6,"bid_size":10.0,"ask":121.9,"ask_size":17.0,"iv":0.2242,"open_interest":142.0,"volume":0.0,"delta":-0.2173,"gamma":0.0003,"vega":12.1456,"theta":-1.0046,"rho":-5.6898,"theo":120.8293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":118.98,"last_trade_time":"2026-02-17T13:53:48","percent_change":0.0,"prev_day_close":115.350002288818},{"option":"SPXW260630C06300000","bid":737.6,"bid_size":4.0,"ask":743.9,"ask_size":4.0,"iv":0.2236,"open_interest":64.0,"volume":0.0,"delta":0.7804,"gamma":0.0003,"vega":12.2314,"theta":-0.9053,"rho":16.3862,"theo":739.8642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":744.51,"last_trade_time":"2026-02-13T14:47:26","percent_change":0.0,"prev_day_close":755.5},{"option":"SPXW260630P06300000","bid":122.1,"bid_size":10.0,"ask":123.5,"ask_size":42.0,"iv":0.2233,"open_interest":1807.0,"volume":1.0,"delta":-0.22,"gamma":0.0003,"vega":12.2314,"theta":-1.0077,"rho":-5.762,"theo":122.2969,"change":-9.57,"open":112.08,"high":112.08,"low":112.08,"tick":"down","last_trade_price":112.08,"last_trade_time":"2026-02-18T12:01:08","percent_change":-7.86683,"prev_day_close":116.799999237061},{"option":"SPXW260630C06310000","bid":729.1,"bid_size":4.0,"ask":735.6,"ask_size":4.0,"iv":0.2227,"open_interest":0.0,"volume":0.0,"delta":0.7776,"gamma":0.0003,"vega":12.317,"theta":-0.9099,"rho":16.3482,"theo":731.4962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":747.25},{"option":"SPXW260630P06310000","bid":123.6,"bid_size":10.0,"ask":125.0,"ask_size":27.0,"iv":0.2224,"open_interest":65.0,"volume":0.0,"delta":-0.2228,"gamma":0.0003,"vega":12.317,"theta":-1.0107,"rho":-5.8351,"theo":123.7844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":105.27,"last_trade_time":"2026-02-10T15:15:24","percent_change":0.0,"prev_day_close":118.25},{"option":"SPXW260630C06320000","bid":720.9,"bid_size":4.0,"ask":727.8,"ask_size":4.0,"iv":0.222,"open_interest":0.0,"volume":0.0,"delta":0.7748,"gamma":0.0003,"vega":12.4023,"theta":-0.9145,"rho":16.3094,"theo":723.1482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":738.850006103516},{"option":"SPXW260630P06320000","bid":125.1,"bid_size":10.0,"ask":126.6,"ask_size":27.0,"iv":0.2216,"open_interest":169.0,"volume":138.0,"delta":-0.2255,"gamma":0.0003,"vega":12.4023,"theta":-1.0136,"rho":-5.9089,"theo":125.2919,"change":-9.6,"open":115.2,"high":115.2,"low":115.2,"tick":"up","last_trade_price":115.2,"last_trade_time":"2026-02-18T10:02:14","percent_change":-7.69231,"prev_day_close":119.649997711182},{"option":"SPXW260630C06325000","bid":716.2,"bid_size":4.0,"ask":723.2,"ask_size":4.0,"iv":0.2212,"open_interest":123.0,"volume":0.0,"delta":0.7734,"gamma":0.0003,"vega":12.4448,"theta":-0.9167,"rho":16.2897,"theo":718.9818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":827.65,"last_trade_time":"2025-12-05T10:03:58","percent_change":0.0,"prev_day_close":734.649993896484},{"option":"SPXW260630P06325000","bid":125.9,"bid_size":10.0,"ask":127.3,"ask_size":27.0,"iv":0.2211,"open_interest":230.0,"volume":0.0,"delta":-0.227,"gamma":0.0003,"vega":12.4448,"theta":-1.015,"rho":-5.9461,"theo":126.0532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":121.4,"last_trade_time":"2026-02-17T14:41:55","percent_change":0.0,"prev_day_close":120.450000762939},{"option":"SPXW260630C06330000","bid":712.0,"bid_size":4.0,"ask":719.5,"ask_size":4.0,"iv":0.2209,"open_interest":0.0,"volume":0.0,"delta":0.772,"gamma":0.0003,"vega":12.4873,"theta":-0.919,"rho":16.2699,"theo":714.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":827.11,"last_trade_time":"2025-12-05T10:26:41","percent_change":0.0,"prev_day_close":730.450012207031},{"option":"SPXW260630P06330000","bid":126.7,"bid_size":10.0,"ask":128.1,"ask_size":27.0,"iv":0.2206,"open_interest":72.0,"volume":0.0,"delta":-0.2284,"gamma":0.0003,"vega":12.4873,"theta":-1.0165,"rho":-5.9835,"theo":126.8196,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":123.5,"last_trade_time":"2026-02-13T14:13:31","percent_change":0.0,"prev_day_close":121.149997711182},{"option":"SPXW260630C06340000","bid":703.7,"bid_size":4.0,"ask":711.1,"ask_size":4.0,"iv":0.22,"open_interest":0.0,"volume":0.0,"delta":0.7692,"gamma":0.0003,"vega":12.5719,"theta":-0.9234,"rho":16.2298,"theo":706.5134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":722.25},{"option":"SPXW260630P06340000","bid":128.2,"bid_size":10.0,"ask":129.7,"ask_size":27.0,"iv":0.2198,"open_interest":75.0,"volume":0.0,"delta":-0.2312,"gamma":0.0003,"vega":12.5719,"theta":-1.0193,"rho":-6.0587,"theo":128.3679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":139.74,"last_trade_time":"2026-02-17T12:54:05","percent_change":0.0,"prev_day_close":122.649997711182},{"option":"SPXW260630C06350000","bid":696.0,"bid_size":4.0,"ask":702.3,"ask_size":4.0,"iv":0.2191,"open_interest":178.0,"volume":0.0,"delta":0.7662,"gamma":0.0003,"vega":12.6562,"theta":-0.9278,"rho":16.189,"theo":698.2269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":719.85,"last_trade_time":"2025-12-18T11:17:35","percent_change":0.0,"prev_day_close":713.799987792969},{"option":"SPXW260630P06350000","bid":129.8,"bid_size":10.0,"ask":131.2,"ask_size":26.0,"iv":0.2188,"open_interest":639.0,"volume":0.0,"delta":-0.2341,"gamma":0.0003,"vega":12.6562,"theta":-1.022,"rho":-6.1345,"theo":129.9369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":129.35,"last_trade_time":"2026-02-17T15:44:16","percent_change":0.0,"prev_day_close":124.149997711182},{"option":"SPXW260630C06360000","bid":687.5,"bid_size":4.0,"ask":694.0,"ask_size":4.0,"iv":0.2181,"open_interest":2.0,"volume":0.0,"delta":0.7633,"gamma":0.0004,"vega":12.7403,"theta":-0.9321,"rho":16.1476,"theo":689.9615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":661.97,"last_trade_time":"2025-11-07T11:12:57","percent_change":0.0,"prev_day_close":705.399993896484},{"option":"SPXW260630P06360000","bid":131.4,"bid_size":10.0,"ask":132.8,"ask_size":20.0,"iv":0.2179,"open_interest":147.0,"volume":45.0,"delta":-0.237,"gamma":0.0004,"vega":12.7403,"theta":-1.0247,"rho":-6.211,"theo":131.527,"change":-12.36,"open":118.74,"high":118.74,"low":118.74,"tick":"down","last_trade_price":118.74,"last_trade_time":"2026-02-18T12:42:08","percent_change":-9.42792,"prev_day_close":125.699996948242},{"option":"SPXW260630C06370000","bid":679.5,"bid_size":4.0,"ask":686.3,"ask_size":4.0,"iv":0.2175,"open_interest":0.0,"volume":0.0,"delta":0.7604,"gamma":0.0004,"vega":12.8242,"theta":-0.9363,"rho":16.1054,"theo":681.7173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":697.100006103516},{"option":"SPXW260630P06370000","bid":133.0,"bid_size":10.0,"ask":134.5,"ask_size":26.0,"iv":0.2171,"open_interest":77.0,"volume":0.0,"delta":-0.24,"gamma":0.0004,"vega":12.8242,"theta":-1.0273,"rho":-6.2883,"theo":133.1382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":162.7,"last_trade_time":"2026-02-05T10:49:56","percent_change":0.0,"prev_day_close":127.25},{"option":"SPXW260630C06375000","bid":675.4,"bid_size":4.0,"ask":681.6,"ask_size":4.0,"iv":0.2168,"open_interest":28.0,"volume":0.0,"delta":0.7589,"gamma":0.0004,"vega":12.8661,"theta":-0.9384,"rho":16.084,"theo":677.6033,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":688.24,"last_trade_time":"2025-12-18T13:28:49","percent_change":0.0,"prev_day_close":693.0},{"option":"SPXW260630P06375000","bid":133.8,"bid_size":10.0,"ask":135.3,"ask_size":26.0,"iv":0.2166,"open_interest":267.0,"volume":0.0,"delta":-0.2415,"gamma":0.0004,"vega":12.8661,"theta":-1.0286,"rho":-6.3272,"theo":133.9519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":110.59,"last_trade_time":"2026-02-10T11:17:46","percent_change":0.0,"prev_day_close":128.049999237061},{"option":"SPXW260630C06380000","bid":670.8,"bid_size":4.0,"ask":677.5,"ask_size":4.0,"iv":0.2162,"open_interest":0.0,"volume":0.0,"delta":0.7574,"gamma":0.0004,"vega":12.908,"theta":-0.9405,"rho":16.0624,"theo":673.4946,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":688.800018310547},{"option":"SPXW260630P06380000","bid":134.7,"bid_size":10.0,"ask":136.1,"ask_size":26.0,"iv":0.2161,"open_interest":7.0,"volume":0.0,"delta":-0.243,"gamma":0.0004,"vega":12.908,"theta":-1.0298,"rho":-6.3664,"theo":134.771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.18,"last_trade_time":"2026-01-29T10:44:33","percent_change":0.0,"prev_day_close":128.849998474121},{"option":"SPXW260630C06390000","bid":662.6,"bid_size":4.0,"ask":669.9,"ask_size":4.0,"iv":0.2155,"open_interest":2.0,"volume":0.0,"delta":0.7543,"gamma":0.0004,"vega":12.9917,"theta":-0.9446,"rho":16.0184,"theo":665.2938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":713.15,"last_trade_time":"2025-11-20T10:39:26","percent_change":0.0,"prev_day_close":680.700012207031},{"option":"SPXW260630P06390000","bid":136.3,"bid_size":10.0,"ask":137.8,"ask_size":26.0,"iv":0.2152,"open_interest":10.0,"volume":0.0,"delta":-0.2461,"gamma":0.0004,"vega":12.9917,"theta":-1.0323,"rho":-6.4454,"theo":136.4256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.8,"last_trade_time":"2026-02-12T15:42:12","percent_change":0.0,"prev_day_close":130.449996948242},{"option":"SPXW260630C06400000","bid":654.5,"bid_size":4.0,"ask":661.3,"ask_size":4.0,"iv":0.2144,"open_interest":192.0,"volume":0.0,"delta":0.7512,"gamma":0.0004,"vega":13.0756,"theta":-0.9486,"rho":15.9734,"theo":657.1152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":776.6,"last_trade_time":"2026-01-27T15:51:46","percent_change":0.0,"prev_day_close":672.350006103516},{"option":"SPXW260630P06400000","bid":138.0,"bid_size":25.0,"ask":139.4,"ask_size":35.0,"iv":0.2143,"open_interest":1709.0,"volume":11.0,"delta":-0.2492,"gamma":0.0004,"vega":13.0756,"theta":-1.0346,"rho":-6.5255,"theo":138.1025,"change":-4.15,"open":124.85,"high":133.65,"low":122.89,"tick":"up","last_trade_price":133.65,"last_trade_time":"2026-02-18T14:41:29","percent_change":-3.01161,"prev_day_close":132.050003051758},{"option":"SPXW260630C06410000","bid":646.8,"bid_size":4.0,"ask":653.0,"ask_size":4.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":0.7481,"gamma":0.0004,"vega":13.1596,"theta":-0.9525,"rho":15.9272,"theo":648.9593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":664.050018310547},{"option":"SPXW260630P06410000","bid":139.7,"bid_size":9.0,"ask":141.1,"ask_size":19.0,"iv":0.2134,"open_interest":91.0,"volume":0.0,"delta":-0.2523,"gamma":0.0004,"vega":13.1596,"theta":-1.037,"rho":-6.6068,"theo":139.802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":149.09,"last_trade_time":"2026-02-13T16:03:23","percent_change":0.0,"prev_day_close":133.699996948242},{"option":"SPXW260630C06420000","bid":638.1,"bid_size":4.0,"ask":644.8,"ask_size":4.0,"iv":0.2125,"open_interest":1.0,"volume":0.0,"delta":0.7449,"gamma":0.0004,"vega":13.2437,"theta":-0.9564,"rho":15.8796,"theo":640.8265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":681.94,"last_trade_time":"2025-10-21T13:30:49","percent_change":0.0,"prev_day_close":655.899993896484},{"option":"SPXW260630P06420000","bid":141.4,"bid_size":9.0,"ask":142.9,"ask_size":24.0,"iv":0.2125,"open_interest":39.0,"volume":0.0,"delta":-0.2554,"gamma":0.0004,"vega":13.2437,"theta":-1.0392,"rho":-6.6894,"theo":141.5246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":118.75,"last_trade_time":"2026-02-09T10:44:41","percent_change":0.0,"prev_day_close":135.400001525879},{"option":"SPXW260630C06425000","bid":634.7,"bid_size":4.0,"ask":641.3,"ask_size":4.0,"iv":0.2125,"open_interest":324.0,"volume":0.0,"delta":0.7433,"gamma":0.0004,"vega":13.2858,"theta":-0.9583,"rho":15.8553,"theo":636.7689,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":674.71,"last_trade_time":"2025-12-16T10:00:18","percent_change":0.0,"prev_day_close":651.799987792969},{"option":"SPXW260630P06425000","bid":142.3,"bid_size":9.0,"ask":143.7,"ask_size":24.0,"iv":0.212,"open_interest":632.0,"volume":0.0,"delta":-0.257,"gamma":0.0004,"vega":13.2858,"theta":-1.0403,"rho":-6.7312,"theo":142.3947,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":140.0,"last_trade_time":"2026-02-13T12:05:04","percent_change":0.0,"prev_day_close":136.199996948242},{"option":"SPXW260630C06430000","bid":630.4,"bid_size":4.0,"ask":636.7,"ask_size":4.0,"iv":0.2117,"open_interest":2.0,"volume":0.0,"delta":0.7417,"gamma":0.0004,"vega":13.3279,"theta":-0.9602,"rho":15.8306,"theo":632.7172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":608.06,"last_trade_time":"2025-11-19T15:44:05","percent_change":0.0,"prev_day_close":647.650024414062},{"option":"SPXW260630P06430000","bid":143.2,"bid_size":9.0,"ask":144.6,"ask_size":18.0,"iv":0.2116,"open_interest":72.0,"volume":0.0,"delta":-0.2586,"gamma":0.0004,"vega":13.3279,"theta":-1.0413,"rho":-6.7734,"theo":143.2708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":122.07,"last_trade_time":"2026-02-10T14:10:46","percent_change":0.0,"prev_day_close":137.0},{"option":"SPXW260630C06440000","bid":622.3,"bid_size":4.0,"ask":628.6,"ask_size":4.0,"iv":0.2108,"open_interest":0.0,"volume":0.0,"delta":0.7385,"gamma":0.0004,"vega":13.4122,"theta":-0.9639,"rho":15.7802,"theo":624.6322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":639.550018310547},{"option":"SPXW260630P06440000","bid":144.9,"bid_size":9.0,"ask":146.4,"ask_size":18.0,"iv":0.2107,"open_interest":181.0,"volume":8.0,"delta":-0.2619,"gamma":0.0004,"vega":13.4122,"theta":-1.0434,"rho":-6.859,"theo":145.0412,"change":-14.54,"open":130.79,"high":130.79,"low":130.31,"tick":"down","last_trade_price":130.31,"last_trade_time":"2026-02-18T11:14:14","percent_change":-10.038,"prev_day_close":138.699996948242},{"option":"SPXW260630C06450000","bid":614.0,"bid_size":4.0,"ask":620.7,"ask_size":4.0,"iv":0.2099,"open_interest":364.0,"volume":1.0,"delta":0.7352,"gamma":0.0004,"vega":13.4965,"theta":-0.9675,"rho":15.7283,"theo":616.5718,"change":33.42,"open":644.97,"high":644.97,"low":644.97,"tick":"down","last_trade_price":644.97,"last_trade_time":"2026-02-18T11:58:32","percent_change":5.4648,"prev_day_close":631.299987792969},{"option":"SPXW260630P06450000","bid":146.7,"bid_size":9.0,"ask":148.1,"ask_size":24.0,"iv":0.2098,"open_interest":1455.0,"volume":2.0,"delta":-0.2652,"gamma":0.0004,"vega":13.4965,"theta":-1.0454,"rho":-6.946,"theo":146.8363,"change":-13.8,"open":132.85,"high":132.85,"low":132.85,"tick":"down","last_trade_price":132.85,"last_trade_time":"2026-02-18T10:23:33","percent_change":-9.41016,"prev_day_close":140.449996948242},{"option":"SPXW260630C06455000","bid":607.4,"bid_size":2.0,"ask":618.9,"ask_size":2.0,"iv":0.2093,"open_interest":0.0,"volume":0.0,"delta":0.7335,"gamma":0.0004,"vega":13.5386,"theta":-0.9692,"rho":15.7017,"theo":612.551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.5},{"option":"SPXW260630P06455000","bid":147.6,"bid_size":9.0,"ask":149.1,"ask_size":15.0,"iv":0.2093,"open_interest":37.0,"volume":0.0,"delta":-0.2668,"gamma":0.0004,"vega":13.5386,"theta":-1.0463,"rho":-6.99,"theo":147.7432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":160.5,"last_trade_time":"2026-02-04T12:38:45","percent_change":0.0,"prev_day_close":141.300003051758},{"option":"SPXW260630C06460000","bid":606.2,"bid_size":7.0,"ask":612.4,"ask_size":7.0,"iv":0.2089,"open_interest":1.0,"volume":0.0,"delta":0.7319,"gamma":0.0004,"vega":13.5806,"theta":-0.971,"rho":15.6749,"theo":608.5366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":649.89,"last_trade_time":"2025-12-15T15:23:47","percent_change":0.0,"prev_day_close":623.299987792969},{"option":"SPXW260630P06460000","bid":148.5,"bid_size":9.0,"ask":150.0,"ask_size":24.0,"iv":0.2089,"open_interest":11.0,"volume":0.0,"delta":-0.2685,"gamma":0.0004,"vega":13.5806,"theta":-1.0473,"rho":-7.0345,"theo":148.6566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.08,"last_trade_time":"2026-02-13T13:02:45","percent_change":0.0,"prev_day_close":142.199996948242},{"option":"SPXW260630C06465000","bid":599.4,"bid_size":2.0,"ask":610.9,"ask_size":2.0,"iv":0.2084,"open_interest":0.0,"volume":0.0,"delta":0.7302,"gamma":0.0004,"vega":13.6226,"theta":-0.9727,"rho":15.6476,"theo":604.5287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.400024414062},{"option":"SPXW260630P06465000","bid":149.5,"bid_size":9.0,"ask":150.9,"ask_size":15.0,"iv":0.2084,"open_interest":168.0,"volume":0.0,"delta":-0.2702,"gamma":0.0004,"vega":13.6226,"theta":-1.0482,"rho":-7.0792,"theo":149.5764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.15,"last_trade_time":"2026-02-13T14:41:38","percent_change":0.0,"prev_day_close":143.100006103516},{"option":"SPXW260630C06470000","bid":598.5,"bid_size":7.0,"ask":604.5,"ask_size":7.0,"iv":0.2082,"open_interest":5.0,"volume":0.0,"delta":0.7285,"gamma":0.0004,"vega":13.6645,"theta":-0.9744,"rho":15.62,"theo":600.5273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":583.18,"last_trade_time":"2025-11-19T15:40:05","percent_change":0.0,"prev_day_close":615.200012207031},{"option":"SPXW260630P06470000","bid":150.4,"bid_size":9.0,"ask":151.9,"ask_size":18.0,"iv":0.2079,"open_interest":106.0,"volume":0.0,"delta":-0.2719,"gamma":0.0004,"vega":13.6645,"theta":-1.0491,"rho":-7.1244,"theo":150.5027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.85,"last_trade_time":"2026-02-06T15:32:55","percent_change":0.0,"prev_day_close":144.0},{"option":"SPXW260630C06475000","bid":594.5,"bid_size":7.0,"ask":601.0,"ask_size":7.0,"iv":0.2079,"open_interest":63.0,"volume":0.0,"delta":0.7268,"gamma":0.0004,"vega":13.7062,"theta":-0.9761,"rho":15.5921,"theo":596.5324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":565.9,"last_trade_time":"2026-02-05T15:49:31","percent_change":0.0,"prev_day_close":611.150024414062},{"option":"SPXW260630P06475000","bid":151.3,"bid_size":9.0,"ask":152.8,"ask_size":18.0,"iv":0.2075,"open_interest":157.0,"volume":0.0,"delta":-0.2736,"gamma":0.0004,"vega":13.7062,"theta":-1.0499,"rho":-7.1698,"theo":151.4355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":140.82,"last_trade_time":"2026-01-30T12:46:37","percent_change":0.0,"prev_day_close":144.949996948242},{"option":"SPXW260630C06480000","bid":590.2,"bid_size":7.0,"ask":596.7,"ask_size":7.0,"iv":0.2072,"open_interest":0.0,"volume":0.0,"delta":0.7251,"gamma":0.0004,"vega":13.7479,"theta":-0.9778,"rho":15.5639,"theo":592.5442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":607.150024414062},{"option":"SPXW260630P06480000","bid":152.3,"bid_size":9.0,"ask":153.7,"ask_size":24.0,"iv":0.207,"open_interest":141.0,"volume":0.0,"delta":-0.2753,"gamma":0.0004,"vega":13.7479,"theta":-1.0508,"rho":-7.2156,"theo":152.375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.95,"last_trade_time":"2026-02-13T14:41:38","percent_change":0.0,"prev_day_close":145.800003051758},{"option":"SPXW260630C06485000","bid":583.4,"bid_size":2.0,"ask":594.9,"ask_size":2.0,"iv":0.2065,"open_interest":0.0,"volume":0.0,"delta":0.7234,"gamma":0.0004,"vega":13.7894,"theta":-0.9794,"rho":15.5355,"theo":588.5627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.299987792969},{"option":"SPXW260630P06485000","bid":153.2,"bid_size":9.0,"ask":154.7,"ask_size":9.0,"iv":0.2066,"open_interest":3.0,"volume":0.0,"delta":-0.277,"gamma":0.0004,"vega":13.7894,"theta":-1.0516,"rho":-7.2615,"theo":153.3212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.2,"last_trade_time":"2026-02-05T10:54:40","percent_change":0.0,"prev_day_close":146.699996948242},{"option":"SPXW260630C06490000","bid":582.0,"bid_size":7.0,"ask":589.0,"ask_size":7.0,"iv":0.2063,"open_interest":3.0,"volume":0.0,"delta":0.7216,"gamma":0.0004,"vega":13.8307,"theta":-0.981,"rho":15.5067,"theo":584.5878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":607.52,"last_trade_time":"2025-12-18T11:00:33","percent_change":0.0,"prev_day_close":599.150024414062},{"option":"SPXW260630P06490000","bid":154.2,"bid_size":9.0,"ask":155.6,"ask_size":24.0,"iv":0.2061,"open_interest":78.0,"volume":0.0,"delta":-0.2788,"gamma":0.0004,"vega":13.8307,"theta":-1.0524,"rho":-7.3079,"theo":154.2741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.68,"last_trade_time":"2026-02-06T13:54:32","percent_change":0.0,"prev_day_close":147.600006103516},{"option":"SPXW260630C06495000","bid":575.5,"bid_size":2.0,"ask":587.0,"ask_size":2.0,"iv":0.2056,"open_interest":0.0,"volume":0.0,"delta":0.7199,"gamma":0.0004,"vega":13.8719,"theta":-0.9826,"rho":15.4776,"theo":580.6198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":595.449981689453},{"option":"SPXW260630P06495000","bid":155.1,"bid_size":9.0,"ask":156.6,"ask_size":15.0,"iv":0.2057,"open_interest":52.0,"volume":0.0,"delta":-0.2805,"gamma":0.0004,"vega":13.8719,"theta":-1.0531,"rho":-7.3545,"theo":155.2338,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":130.52,"last_trade_time":"2026-01-27T14:21:27","percent_change":0.0,"prev_day_close":148.550003051758},{"option":"SPXW260630C06500000","bid":574.2,"bid_size":7.0,"ask":580.6,"ask_size":7.0,"iv":0.2053,"open_interest":287.0,"volume":1.0,"delta":0.7181,"gamma":0.0004,"vega":13.9128,"theta":-0.9842,"rho":15.4483,"theo":576.6587,"change":32.77,"open":604.42,"high":604.42,"low":604.42,"tick":"up","last_trade_price":604.42,"last_trade_time":"2026-02-18T11:58:32","percent_change":5.73252,"prev_day_close":591.100006103516},{"option":"SPXW260630P06500000","bid":156.1,"bid_size":20.0,"ask":157.4,"ask_size":24.0,"iv":0.2052,"open_interest":1925.0,"volume":41.0,"delta":-0.2822,"gamma":0.0004,"vega":13.9128,"theta":-1.0539,"rho":-7.4013,"theo":156.2004,"change":-5.2,"open":152.09,"high":152.09,"low":151.0,"tick":"no_change","last_trade_price":151.0,"last_trade_time":"2026-02-18T15:02:36","percent_change":-3.32906,"prev_day_close":149.5},{"option":"SPXW260630C06505000","bid":567.8,"bid_size":2.0,"ask":579.0,"ask_size":2.0,"iv":0.2047,"open_interest":0.0,"volume":0.0,"delta":0.7163,"gamma":0.0004,"vega":13.9536,"theta":-0.9857,"rho":15.4188,"theo":572.7044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":587.449981689453},{"option":"SPXW260630P06505000","bid":157.1,"bid_size":9.0,"ask":158.5,"ask_size":9.0,"iv":0.2048,"open_interest":31.0,"volume":0.0,"delta":-0.284,"gamma":0.0004,"vega":13.9536,"theta":-1.0546,"rho":-7.4483,"theo":157.1738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.6,"last_trade_time":"2026-02-04T12:48:15","percent_change":0.0,"prev_day_close":150.399993896484},{"option":"SPXW260630C06510000","bid":566.3,"bid_size":7.0,"ask":572.6,"ask_size":7.0,"iv":0.2043,"open_interest":6.0,"volume":0.0,"delta":0.7146,"gamma":0.0004,"vega":13.9942,"theta":-0.9872,"rho":15.3891,"theo":568.757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":538.6,"last_trade_time":"2026-02-05T10:49:56","percent_change":0.0,"prev_day_close":583.050018310547},{"option":"SPXW260630P06510000","bid":158.0,"bid_size":9.0,"ask":159.5,"ask_size":23.0,"iv":0.2043,"open_interest":56.0,"volume":0.0,"delta":-0.2858,"gamma":0.0004,"vega":13.9942,"theta":-1.0553,"rho":-7.4956,"theo":158.1542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":150.0,"last_trade_time":"2026-02-03T12:29:52","percent_change":0.0,"prev_day_close":151.399993896484},{"option":"SPXW260630C06515000","bid":559.7,"bid_size":2.0,"ask":571.2,"ask_size":2.0,"iv":0.2038,"open_interest":0.0,"volume":0.0,"delta":0.7128,"gamma":0.0004,"vega":14.0345,"theta":-0.9887,"rho":15.3592,"theo":564.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.25},{"option":"SPXW260630P06515000","bid":159.0,"bid_size":9.0,"ask":160.5,"ask_size":15.0,"iv":0.2038,"open_interest":20.0,"volume":0.0,"delta":-0.2876,"gamma":0.0004,"vega":14.0345,"theta":-1.056,"rho":-7.543,"theo":159.1415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":157.32,"last_trade_time":"2026-02-17T13:53:48","percent_change":0.0,"prev_day_close":152.300003051758},{"option":"SPXW260630C06520000","bid":558.4,"bid_size":7.0,"ask":564.7,"ask_size":7.0,"iv":0.2034,"open_interest":1.0,"volume":0.0,"delta":0.711,"gamma":0.0004,"vega":14.0746,"theta":-0.9901,"rho":15.3291,"theo":560.8832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":597.5,"last_trade_time":"2026-01-20T11:09:52","percent_change":0.0,"prev_day_close":575.149993896484},{"option":"SPXW260630P06520000","bid":160.0,"bid_size":9.0,"ask":161.5,"ask_size":17.0,"iv":0.2034,"open_interest":69.0,"volume":0.0,"delta":-0.2894,"gamma":0.0004,"vega":14.0746,"theta":-1.0566,"rho":-7.5907,"theo":160.1359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":165.17,"last_trade_time":"2026-02-13T11:12:55","percent_change":0.0,"prev_day_close":153.300003051758},{"option":"SPXW260630C06525000","bid":554.4,"bid_size":7.0,"ask":561.3,"ask_size":7.0,"iv":0.2031,"open_interest":105.0,"volume":0.0,"delta":0.7091,"gamma":0.0004,"vega":14.1145,"theta":-0.9916,"rho":15.2988,"theo":556.9569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":533.06,"last_trade_time":"2026-02-17T12:52:14","percent_change":0.0,"prev_day_close":571.149993896484},{"option":"SPXW260630P06525000","bid":161.0,"bid_size":9.0,"ask":162.5,"ask_size":22.0,"iv":0.2029,"open_interest":541.0,"volume":0.0,"delta":-0.2912,"gamma":0.0004,"vega":14.1145,"theta":-1.0572,"rho":-7.6385,"theo":161.1373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":135.58,"last_trade_time":"2026-02-09T15:37:06","percent_change":0.0,"prev_day_close":154.25},{"option":"SPXW260630C06530000","bid":550.8,"bid_size":7.0,"ask":556.9,"ask_size":7.0,"iv":0.2026,"open_interest":3.0,"volume":0.0,"delta":0.7073,"gamma":0.0004,"vega":14.1542,"theta":-0.993,"rho":15.2683,"theo":553.0377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":540.65,"last_trade_time":"2025-12-17T13:02:21","percent_change":0.0,"prev_day_close":567.100006103516},{"option":"SPXW260630P06530000","bid":162.0,"bid_size":9.0,"ask":163.5,"ask_size":22.0,"iv":0.2024,"open_interest":65.0,"volume":0.0,"delta":-0.293,"gamma":0.0004,"vega":14.1542,"theta":-1.0578,"rho":-7.6865,"theo":162.1457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":132.85,"last_trade_time":"2026-02-09T12:19:09","percent_change":0.0,"prev_day_close":155.199996948242},{"option":"SPXW260630C06535000","bid":544.0,"bid_size":2.0,"ask":555.5,"ask_size":2.0,"iv":0.202,"open_interest":0.0,"volume":0.0,"delta":0.7055,"gamma":0.0004,"vega":14.1937,"theta":-0.9944,"rho":15.2376,"theo":549.1256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.350006103516},{"option":"SPXW260630P06535000","bid":163.0,"bid_size":9.0,"ask":164.5,"ask_size":9.0,"iv":0.202,"open_interest":160.0,"volume":0.0,"delta":-0.2949,"gamma":0.0004,"vega":14.1937,"theta":-1.0584,"rho":-7.7348,"theo":163.1614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":136.49,"last_trade_time":"2026-01-27T14:32:14","percent_change":0.0,"prev_day_close":156.199996948242},{"option":"SPXW260630C06540000","bid":542.8,"bid_size":7.0,"ask":549.1,"ask_size":7.0,"iv":0.2016,"open_interest":21.0,"volume":0.0,"delta":0.7036,"gamma":0.0004,"vega":14.233,"theta":-0.9957,"rho":15.2067,"theo":545.2206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":609.16,"last_trade_time":"2025-12-12T13:56:15","percent_change":0.0,"prev_day_close":559.100006103516},{"option":"SPXW260630P06540000","bid":164.0,"bid_size":9.0,"ask":165.5,"ask_size":17.0,"iv":0.2016,"open_interest":118.0,"volume":0.0,"delta":-0.2967,"gamma":0.0004,"vega":14.233,"theta":-1.0589,"rho":-7.7832,"theo":164.1842,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":132.7,"last_trade_time":"2026-02-10T09:58:23","percent_change":0.0,"prev_day_close":157.150001525879},{"option":"SPXW260630C06545000","bid":536.4,"bid_size":2.0,"ask":547.6,"ask_size":2.0,"iv":0.201,"open_interest":0.0,"volume":0.0,"delta":0.7018,"gamma":0.0004,"vega":14.272,"theta":-0.997,"rho":15.1756,"theo":541.3229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.549987792969},{"option":"SPXW260630P06545000","bid":165.1,"bid_size":9.0,"ask":166.6,"ask_size":14.0,"iv":0.2011,"open_interest":8.0,"volume":0.0,"delta":-0.2986,"gamma":0.0004,"vega":14.272,"theta":-1.0594,"rho":-7.8318,"theo":165.2142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":197.4,"last_trade_time":"2026-02-05T10:46:10","percent_change":0.0,"prev_day_close":158.199996948242},{"option":"SPXW260630C06550000","bid":534.9,"bid_size":7.0,"ask":541.2,"ask_size":7.0,"iv":0.2006,"open_interest":243.0,"volume":0.0,"delta":0.6999,"gamma":0.0004,"vega":14.3109,"theta":-0.9983,"rho":15.1442,"theo":537.4325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":601.73,"last_trade_time":"2026-01-30T13:46:35","percent_change":0.0,"prev_day_close":551.350006103516},{"option":"SPXW260630P06550000","bid":166.1,"bid_size":9.0,"ask":167.6,"ask_size":22.0,"iv":0.2006,"open_interest":454.0,"volume":4.0,"delta":-0.3005,"gamma":0.0004,"vega":14.3109,"theta":-1.0599,"rho":-7.8807,"theo":166.2515,"change":-1.91,"open":164.39,"high":164.39,"low":164.39,"tick":"down","last_trade_price":164.39,"last_trade_time":"2026-02-18T15:15:47","percent_change":-1.14853,"prev_day_close":159.150001525879},{"option":"SPXW260630C06555000","bid":528.4,"bid_size":2.0,"ask":539.9,"ask_size":2.0,"iv":0.2002,"open_interest":0.0,"volume":0.0,"delta":0.698,"gamma":0.0004,"vega":14.3497,"theta":-0.9996,"rho":15.1126,"theo":533.5494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":547.799987792969},{"option":"SPXW260630P06555000","bid":167.1,"bid_size":8.0,"ask":168.6,"ask_size":8.0,"iv":0.2002,"open_interest":116.0,"volume":0.0,"delta":-0.3024,"gamma":0.0004,"vega":14.3497,"theta":-1.0603,"rho":-7.9299,"theo":167.2961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":137.34,"last_trade_time":"2026-02-10T12:17:17","percent_change":0.0,"prev_day_close":160.150001525879},{"option":"SPXW260630C06560000","bid":527.6,"bid_size":7.0,"ask":533.9,"ask_size":7.0,"iv":0.2,"open_interest":1.0,"volume":0.0,"delta":0.6961,"gamma":0.0004,"vega":14.3882,"theta":-1.0008,"rho":15.0808,"theo":529.6736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":466.1,"last_trade_time":"2025-11-21T11:24:23","percent_change":0.0,"prev_day_close":543.5},{"option":"SPXW260630P06560000","bid":168.2,"bid_size":8.0,"ask":169.7,"ask_size":16.0,"iv":0.1997,"open_interest":256.0,"volume":352.0,"delta":-0.3042,"gamma":0.0004,"vega":14.3882,"theta":-1.0608,"rho":-7.9793,"theo":168.348,"change":-9.93,"open":151.43,"high":158.52,"low":151.43,"tick":"no_change","last_trade_price":158.52,"last_trade_time":"2026-02-18T15:52:47","percent_change":-5.89492,"prev_day_close":161.150001525879},{"option":"SPXW260630C06565000","bid":520.6,"bid_size":2.0,"ask":532.1,"ask_size":2.0,"iv":0.1992,"open_interest":0.0,"volume":0.0,"delta":0.6942,"gamma":0.0004,"vega":14.4266,"theta":-1.0021,"rho":15.0486,"theo":525.8053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":539.850006103516},{"option":"SPXW260630P06565000","bid":169.2,"bid_size":8.0,"ask":170.7,"ask_size":8.0,"iv":0.1993,"open_interest":20.0,"volume":0.0,"delta":-0.3062,"gamma":0.0004,"vega":14.4266,"theta":-1.0612,"rho":-8.029,"theo":169.4074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.4,"last_trade_time":"2026-01-20T12:00:02","percent_change":0.0,"prev_day_close":162.199996948242},{"option":"SPXW260630C06570000","bid":521.6,"bid_size":1.0,"ask":523.3,"ask_size":1.0,"iv":0.1988,"open_interest":12.0,"volume":0.0,"delta":0.6923,"gamma":0.0004,"vega":14.4649,"theta":-1.0032,"rho":15.0161,"theo":521.9444,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":506.3,"last_trade_time":"2025-11-24T10:12:40","percent_change":0.0,"prev_day_close":535.649993896484},{"option":"SPXW260630P06570000","bid":170.3,"bid_size":8.0,"ask":171.8,"ask_size":16.0,"iv":0.1988,"open_interest":235.0,"volume":0.0,"delta":-0.3081,"gamma":0.0004,"vega":14.4649,"theta":-1.0615,"rho":-8.079,"theo":170.4743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":155.43,"last_trade_time":"2026-02-06T15:26:02","percent_change":0.0,"prev_day_close":163.199996948242},{"option":"SPXW260630C06575000","bid":517.8,"bid_size":1.0,"ask":519.6,"ask_size":1.0,"iv":0.1982,"open_interest":144.0,"volume":0.0,"delta":0.6904,"gamma":0.0004,"vega":14.503,"theta":-1.0044,"rho":14.9833,"theo":518.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":611.61,"last_trade_time":"2026-02-09T11:52:11","percent_change":0.0,"prev_day_close":531.850006103516},{"option":"SPXW260630P06575000","bid":171.3,"bid_size":8.0,"ask":172.9,"ask_size":16.0,"iv":0.1983,"open_interest":513.0,"volume":0.0,"delta":-0.31,"gamma":0.0004,"vega":14.503,"theta":-1.0619,"rho":-8.1293,"theo":171.5488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":145.91,"last_trade_time":"2026-02-11T15:42:23","percent_change":0.0,"prev_day_close":164.199996948242},{"option":"SPXW260630C06580000","bid":513.9,"bid_size":1.0,"ask":515.6,"ask_size":1.0,"iv":0.198,"open_interest":20.0,"volume":0.0,"delta":0.6884,"gamma":0.0004,"vega":14.541,"theta":-1.0055,"rho":14.9501,"theo":514.2455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":640.24,"last_trade_time":"2026-01-12T15:07:07","percent_change":0.0,"prev_day_close":527.300018310547},{"option":"SPXW260630P06580000","bid":172.4,"bid_size":8.0,"ask":173.9,"ask_size":16.0,"iv":0.1979,"open_interest":19.0,"volume":0.0,"delta":-0.312,"gamma":0.0004,"vega":14.541,"theta":-1.0622,"rho":-8.18,"theo":172.6308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":154.9,"last_trade_time":"2026-01-22T11:48:01","percent_change":0.0,"prev_day_close":165.25},{"option":"SPXW260630C06585000","bid":510.1,"bid_size":1.0,"ask":511.9,"ask_size":1.0,"iv":0.1973,"open_interest":5.0,"volume":0.0,"delta":0.6864,"gamma":0.0004,"vega":14.5789,"theta":-1.0066,"rho":14.9166,"theo":510.4076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":617.8,"last_trade_time":"2026-01-28T14:41:07","percent_change":0.0,"prev_day_close":523.399993896484},{"option":"SPXW260630P06585000","bid":173.5,"bid_size":8.0,"ask":175.0,"ask_size":8.0,"iv":0.1974,"open_interest":1.0,"volume":0.0,"delta":-0.3139,"gamma":0.0004,"vega":14.5789,"theta":-1.0625,"rho":-8.2312,"theo":173.7206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":166.300003051758},{"option":"SPXW260630C06590000","bid":506.2,"bid_size":1.0,"ask":507.9,"ask_size":1.0,"iv":0.1969,"open_interest":27.0,"volume":0.0,"delta":0.6845,"gamma":0.0004,"vega":14.6167,"theta":-1.0077,"rho":14.8826,"theo":506.5775,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":521.7,"last_trade_time":"2026-02-13T12:45:39","percent_change":0.0,"prev_day_close":519.549987792969},{"option":"SPXW260630P06590000","bid":174.6,"bid_size":8.0,"ask":176.1,"ask_size":16.0,"iv":0.1969,"open_interest":17.0,"volume":0.0,"delta":-0.3159,"gamma":0.0004,"vega":14.6167,"theta":-1.0627,"rho":-8.2827,"theo":174.8182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":161.8,"last_trade_time":"2026-02-06T14:00:59","percent_change":0.0,"prev_day_close":167.399993896484},{"option":"SPXW260630C06595000","bid":502.4,"bid_size":1.0,"ask":504.1,"ask_size":1.0,"iv":0.1964,"open_interest":3.0,"volume":0.0,"delta":0.6825,"gamma":0.0004,"vega":14.6544,"theta":-1.0087,"rho":14.8481,"theo":502.7552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":518.1,"last_trade_time":"2026-02-12T14:26:04","percent_change":0.0,"prev_day_close":515.649993896484},{"option":"SPXW260630P06595000","bid":175.7,"bid_size":8.0,"ask":177.2,"ask_size":8.0,"iv":0.1965,"open_interest":3.0,"volume":0.0,"delta":-0.3179,"gamma":0.0004,"vega":14.6544,"theta":-1.0629,"rho":-8.3347,"theo":175.9237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.79,"last_trade_time":"2026-02-03T13:55:05","percent_change":0.0,"prev_day_close":168.399993896484},{"option":"SPXW260630C06600000","bid":498.6,"bid_size":1.0,"ask":500.4,"ask_size":1.0,"iv":0.196,"open_interest":353.0,"volume":1.0,"delta":0.6805,"gamma":0.0004,"vega":14.6919,"theta":-1.0098,"rho":14.8132,"theo":498.9409,"change":19.7,"open":513.25,"high":513.25,"low":513.25,"tick":"down","last_trade_price":513.25,"last_trade_time":"2026-02-18T15:44:37","percent_change":3.99149,"prev_day_close":511.800018310547},{"option":"SPXW260630P06600000","bid":176.8,"bid_size":8.0,"ask":178.3,"ask_size":15.0,"iv":0.196,"open_interest":538.0,"volume":1.0,"delta":-0.3199,"gamma":0.0004,"vega":14.6919,"theta":-1.0631,"rho":-8.3871,"theo":177.0372,"change":-8.44,"open":168.81,"high":168.81,"low":168.81,"tick":"down","last_trade_price":168.81,"last_trade_time":"2026-02-18T15:44:37","percent_change":-4.76164,"prev_day_close":169.5},{"option":"SPXW260630C06605000","bid":494.8,"bid_size":1.0,"ask":496.6,"ask_size":1.0,"iv":0.1956,"open_interest":0.0,"volume":0.0,"delta":0.6785,"gamma":0.0004,"vega":14.7292,"theta":-1.0107,"rho":14.7779,"theo":495.1347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.949996948242},{"option":"SPXW260630P06605000","bid":177.9,"bid_size":8.0,"ask":179.6,"ask_size":8.0,"iv":0.1956,"open_interest":27.0,"volume":0.0,"delta":-0.3219,"gamma":0.0004,"vega":14.7292,"theta":-1.0633,"rho":-8.44,"theo":178.1587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.71,"last_trade_time":"2026-02-12T11:42:03","percent_change":0.0,"prev_day_close":170.600006103516},{"option":"SPXW260630C06610000","bid":491.0,"bid_size":1.0,"ask":492.8,"ask_size":1.0,"iv":0.195,"open_interest":26.0,"volume":0.0,"delta":0.6765,"gamma":0.0004,"vega":14.7665,"theta":-1.0117,"rho":14.742,"theo":491.3367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":562.44,"last_trade_time":"2025-12-29T12:07:25","percent_change":0.0,"prev_day_close":504.100006103516},{"option":"SPXW260630P06610000","bid":179.0,"bid_size":13.0,"ask":180.6,"ask_size":15.0,"iv":0.1951,"open_interest":17.0,"volume":0.0,"delta":-0.3239,"gamma":0.0004,"vega":14.7665,"theta":-1.0634,"rho":-8.4933,"theo":179.2883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.1,"last_trade_time":"2026-02-05T15:35:57","percent_change":0.0,"prev_day_close":171.650001525879},{"option":"SPXW260630C06615000","bid":487.2,"bid_size":1.0,"ask":489.0,"ask_size":1.0,"iv":0.1945,"open_interest":2.0,"volume":0.0,"delta":0.6744,"gamma":0.0004,"vega":14.8036,"theta":-1.0126,"rho":14.7057,"theo":487.5469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":481.0,"last_trade_time":"2026-02-17T09:41:54","percent_change":0.0,"prev_day_close":500.199996948242},{"option":"SPXW260630P06615000","bid":180.2,"bid_size":8.0,"ask":181.7,"ask_size":8.0,"iv":0.1946,"open_interest":16.0,"volume":0.0,"delta":-0.3259,"gamma":0.0004,"vega":14.8036,"theta":-1.0635,"rho":-8.5472,"theo":180.4262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":164.1,"last_trade_time":"2026-02-06T15:28:50","percent_change":0.0,"prev_day_close":172.699996948242},{"option":"SPXW260630C06620000","bid":483.4,"bid_size":1.0,"ask":485.2,"ask_size":1.0,"iv":0.1941,"open_interest":11.0,"volume":0.0,"delta":0.6724,"gamma":0.0004,"vega":14.8405,"theta":-1.0135,"rho":14.669,"theo":483.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":546.38,"last_trade_time":"2026-02-09T10:06:16","percent_change":0.0,"prev_day_close":496.399993896484},{"option":"SPXW260630P06620000","bid":181.3,"bid_size":13.0,"ask":182.9,"ask_size":15.0,"iv":0.1942,"open_interest":66.0,"volume":0.0,"delta":-0.328,"gamma":0.0004,"vega":14.8405,"theta":-1.0636,"rho":-8.6015,"theo":181.5725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.15,"last_trade_time":"2026-02-04T11:36:54","percent_change":0.0,"prev_day_close":173.800003051758},{"option":"SPXW260630C06625000","bid":479.6,"bid_size":1.0,"ask":481.3,"ask_size":1.0,"iv":0.1937,"open_interest":87.0,"volume":0.0,"delta":0.6703,"gamma":0.0005,"vega":14.8772,"theta":-1.0143,"rho":14.6317,"theo":479.9924,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":569.69,"last_trade_time":"2026-02-09T15:19:23","percent_change":0.0,"prev_day_close":492.600006103516},{"option":"SPXW260630P06625000","bid":182.5,"bid_size":8.0,"ask":184.0,"ask_size":15.0,"iv":0.1937,"open_interest":513.0,"volume":28.0,"delta":-0.33,"gamma":0.0005,"vega":14.8772,"theta":-1.0636,"rho":-8.6563,"theo":182.7272,"change":-8.8,"open":163.44,"high":174.2,"low":163.44,"tick":"no_change","last_trade_price":174.2,"last_trade_time":"2026-02-18T16:02:35","percent_change":-4.80874,"prev_day_close":174.949996948242},{"option":"SPXW260630C06630000","bid":475.8,"bid_size":1.0,"ask":477.5,"ask_size":1.0,"iv":0.1933,"open_interest":82.0,"volume":0.0,"delta":0.6683,"gamma":0.0005,"vega":14.9137,"theta":-1.0151,"rho":14.594,"theo":476.2279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":469.8,"last_trade_time":"2026-02-17T09:41:54","percent_change":0.0,"prev_day_close":488.800003051758},{"option":"SPXW260630P06630000","bid":183.6,"bid_size":13.0,"ask":185.2,"ask_size":15.0,"iv":0.1932,"open_interest":331.0,"volume":0.0,"delta":-0.3321,"gamma":0.0005,"vega":14.9137,"theta":-1.0636,"rho":-8.7116,"theo":183.8905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.11,"last_trade_time":"2026-02-13T16:03:23","percent_change":0.0,"prev_day_close":176.100006103516},{"option":"SPXW260630C06635000","bid":472.1,"bid_size":1.0,"ask":473.8,"ask_size":1.0,"iv":0.1927,"open_interest":0.0,"volume":0.0,"delta":0.6662,"gamma":0.0005,"vega":14.95,"theta":-1.0159,"rho":14.5558,"theo":472.4721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.0},{"option":"SPXW260630P06635000","bid":184.8,"bid_size":8.0,"ask":186.3,"ask_size":8.0,"iv":0.1928,"open_interest":72.0,"volume":16.0,"delta":-0.3342,"gamma":0.0005,"vega":14.95,"theta":-1.0636,"rho":-8.7672,"theo":185.0623,"change":-8.85,"open":176.4,"high":176.4,"low":176.4,"tick":"no_change","last_trade_price":176.4,"last_trade_time":"2026-02-18T16:02:35","percent_change":-4.77733,"prev_day_close":177.199996948242},{"option":"SPXW260630C06640000","bid":468.3,"bid_size":1.0,"ask":470.0,"ask_size":1.0,"iv":0.1925,"open_interest":30.0,"volume":0.0,"delta":0.6641,"gamma":0.0005,"vega":14.986,"theta":-1.0166,"rho":14.5172,"theo":468.7249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":542.65,"last_trade_time":"2025-12-02T13:55:37","percent_change":0.0,"prev_day_close":481.199996948242},{"option":"SPXW260630P06640000","bid":186.0,"bid_size":8.0,"ask":187.5,"ask_size":15.0,"iv":0.1923,"open_interest":252.0,"volume":0.0,"delta":-0.3363,"gamma":0.0005,"vega":14.986,"theta":-1.0635,"rho":-8.8234,"theo":186.2429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":183.93,"last_trade_time":"2026-02-12T15:07:55","percent_change":0.0,"prev_day_close":178.300003051758},{"option":"SPXW260630C06645000","bid":464.6,"bid_size":1.0,"ask":466.4,"ask_size":1.0,"iv":0.1918,"open_interest":0.0,"volume":0.0,"delta":0.662,"gamma":0.0005,"vega":15.0217,"theta":-1.0173,"rho":14.4782,"theo":464.9866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":477.399993896484},{"option":"SPXW260630P06645000","bid":187.1,"bid_size":13.0,"ask":188.7,"ask_size":8.0,"iv":0.1919,"open_interest":1.0,"volume":0.0,"delta":-0.3384,"gamma":0.0005,"vega":15.0217,"theta":-1.0634,"rho":-8.8799,"theo":187.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.9,"last_trade_time":"2026-02-05T10:46:59","percent_change":0.0,"prev_day_close":179.5},{"option":"SPXW260630C06650000","bid":460.8,"bid_size":1.0,"ask":462.5,"ask_size":1.0,"iv":0.1914,"open_interest":114.0,"volume":0.0,"delta":0.6598,"gamma":0.0005,"vega":15.0571,"theta":-1.018,"rho":14.4389,"theo":461.2572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":551.98,"last_trade_time":"2026-02-09T12:25:33","percent_change":0.0,"prev_day_close":473.600006103516},{"option":"SPXW260630P06650000","bid":188.3,"bid_size":13.0,"ask":189.9,"ask_size":15.0,"iv":0.1914,"open_interest":316.0,"volume":0.0,"delta":-0.3405,"gamma":0.0005,"vega":15.0571,"theta":-1.0632,"rho":-8.9367,"theo":188.6307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.56,"last_trade_time":"2026-02-17T15:50:00","percent_change":0.0,"prev_day_close":180.600006103516},{"option":"SPXW260630C06655000","bid":457.1,"bid_size":1.0,"ask":458.8,"ask_size":1.0,"iv":0.1911,"open_interest":2.0,"volume":0.0,"delta":0.6577,"gamma":0.0005,"vega":15.0923,"theta":-1.0186,"rho":14.3992,"theo":457.5367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":488.45,"last_trade_time":"2026-01-02T10:26:43","percent_change":0.0,"prev_day_close":469.849990844727},{"option":"SPXW260630P06655000","bid":189.5,"bid_size":8.0,"ask":191.1,"ask_size":8.0,"iv":0.191,"open_interest":80.0,"volume":4.0,"delta":-0.3427,"gamma":0.0005,"vega":15.0923,"theta":-1.063,"rho":-8.994,"theo":189.8379,"change":-19.2,"open":171.0,"high":171.0,"low":171.0,"tick":"no_change","last_trade_price":171.0,"last_trade_time":"2026-02-18T10:59:37","percent_change":-10.0946,"prev_day_close":181.800003051758},{"option":"SPXW260630C06660000","bid":453.4,"bid_size":5.0,"ask":455.1,"ask_size":2.0,"iv":0.1904,"open_interest":8.0,"volume":0.0,"delta":0.6556,"gamma":0.0005,"vega":15.127,"theta":-1.0192,"rho":14.3592,"theo":453.8253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":443.5,"last_trade_time":"2026-02-13T10:23:09","percent_change":0.0,"prev_day_close":466.100006103516},{"option":"SPXW260630P06660000","bid":190.7,"bid_size":13.0,"ask":192.3,"ask_size":15.0,"iv":0.1905,"open_interest":147.0,"volume":20.0,"delta":-0.3448,"gamma":0.0005,"vega":15.127,"theta":-1.0628,"rho":-9.0515,"theo":191.0542,"change":-18.5,"open":173.0,"high":173.0,"low":173.0,"tick":"down","last_trade_price":173.0,"last_trade_time":"2026-02-18T11:22:29","percent_change":-9.66057,"prev_day_close":182.899993896484},{"option":"SPXW260630C06665000","bid":449.7,"bid_size":2.0,"ask":451.4,"ask_size":2.0,"iv":0.19,"open_interest":0.0,"volume":0.0,"delta":0.6534,"gamma":0.0005,"vega":15.1614,"theta":-1.0198,"rho":14.3189,"theo":450.123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":462.349990844727},{"option":"SPXW260630P06665000","bid":192.0,"bid_size":7.0,"ask":193.5,"ask_size":7.0,"iv":0.19,"open_interest":87.0,"volume":0.0,"delta":-0.347,"gamma":0.0005,"vega":15.1614,"theta":-1.0626,"rho":-9.1094,"theo":192.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.0,"last_trade_time":"2026-02-04T11:09:35","percent_change":0.0,"prev_day_close":184.150001525879},{"option":"SPXW260630C06670000","bid":446.0,"bid_size":5.0,"ask":447.8,"ask_size":2.0,"iv":0.1895,"open_interest":15.0,"volume":0.0,"delta":0.6512,"gamma":0.0005,"vega":15.1954,"theta":-1.0203,"rho":14.2784,"theo":446.4298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":485.95,"last_trade_time":"2026-01-20T10:32:18","percent_change":0.0,"prev_day_close":458.600006103516},{"option":"SPXW260630P06670000","bid":193.2,"bid_size":12.0,"ask":194.8,"ask_size":14.0,"iv":0.1896,"open_interest":50.0,"volume":0.0,"delta":-0.3492,"gamma":0.0005,"vega":15.1954,"theta":-1.0623,"rho":-9.1675,"theo":193.5141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":178.44,"last_trade_time":"2026-01-30T12:28:48","percent_change":0.0,"prev_day_close":185.300003051758},{"option":"SPXW260630C06675000","bid":442.3,"bid_size":5.0,"ask":444.0,"ask_size":2.0,"iv":0.189,"open_interest":86.0,"volume":0.0,"delta":0.649,"gamma":0.0005,"vega":15.2291,"theta":-1.0208,"rho":14.2376,"theo":442.7458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":511.8,"last_trade_time":"2026-02-12T09:57:59","percent_change":0.0,"prev_day_close":454.899993896484},{"option":"SPXW260630P06675000","bid":194.4,"bid_size":12.0,"ask":196.0,"ask_size":14.0,"iv":0.1891,"open_interest":178.0,"volume":0.0,"delta":-0.3514,"gamma":0.0005,"vega":15.2291,"theta":-1.062,"rho":-9.2258,"theo":194.7579,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":211.82,"last_trade_time":"2026-02-13T09:37:42","percent_change":0.0,"prev_day_close":186.5},{"option":"SPXW260630C06680000","bid":438.6,"bid_size":5.0,"ask":440.3,"ask_size":2.0,"iv":0.1888,"open_interest":18.0,"volume":0.0,"delta":0.6468,"gamma":0.0005,"vega":15.2623,"theta":-1.0213,"rho":14.1965,"theo":439.0711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":507.0,"last_trade_time":"2026-02-12T10:08:00","percent_change":0.0,"prev_day_close":451.150009155273},{"option":"SPXW260630P06680000","bid":195.7,"bid_size":7.0,"ask":197.3,"ask_size":14.0,"iv":0.1887,"open_interest":217.0,"volume":0.0,"delta":-0.3535,"gamma":0.0005,"vega":15.2623,"theta":-1.0616,"rho":-9.2844,"theo":196.0109,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.07,"last_trade_time":"2026-02-17T11:23:23","percent_change":0.0,"prev_day_close":187.699996948242},{"option":"SPXW260630C06685000","bid":435.0,"bid_size":2.0,"ask":436.6,"ask_size":2.0,"iv":0.1881,"open_interest":0.0,"volume":0.0,"delta":0.6446,"gamma":0.0005,"vega":15.2951,"theta":-1.0217,"rho":14.1553,"theo":435.4058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":447.449996948242},{"option":"SPXW260630P06685000","bid":196.9,"bid_size":12.0,"ask":198.5,"ask_size":7.0,"iv":0.1882,"open_interest":60.0,"volume":0.0,"delta":-0.3558,"gamma":0.0005,"vega":15.2951,"theta":-1.0612,"rho":-9.3431,"theo":197.2733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":168.48,"last_trade_time":"2026-01-26T12:11:48","percent_change":0.0,"prev_day_close":188.949996948242},{"option":"SPXW260630C06690000","bid":431.3,"bid_size":5.0,"ask":433.0,"ask_size":2.0,"iv":0.1877,"open_interest":24.0,"volume":0.0,"delta":0.6424,"gamma":0.0005,"vega":15.3275,"theta":-1.0221,"rho":14.1139,"theo":431.7498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":568.96,"last_trade_time":"2025-10-27T15:09:31","percent_change":0.0,"prev_day_close":443.75},{"option":"SPXW260630P06690000","bid":198.2,"bid_size":12.0,"ask":199.8,"ask_size":14.0,"iv":0.1877,"open_interest":139.0,"volume":0.0,"delta":-0.358,"gamma":0.0005,"vega":15.3275,"theta":-1.0608,"rho":-9.4021,"theo":198.545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.63,"last_trade_time":"2026-02-06T12:55:17","percent_change":0.0,"prev_day_close":190.100006103516},{"option":"SPXW260630C06695000","bid":427.6,"bid_size":2.0,"ask":429.3,"ask_size":2.0,"iv":0.1872,"open_interest":5.0,"volume":0.0,"delta":0.6401,"gamma":0.0005,"vega":15.3596,"theta":-1.0224,"rho":14.0722,"theo":428.1032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":504.6,"last_trade_time":"2026-01-30T14:32:41","percent_change":0.0,"prev_day_close":440.050003051758},{"option":"SPXW260630P06695000","bid":199.5,"bid_size":7.0,"ask":201.1,"ask_size":7.0,"iv":0.1873,"open_interest":70.0,"volume":0.0,"delta":-0.3602,"gamma":0.0005,"vega":15.3596,"theta":-1.0603,"rho":-9.4613,"theo":199.8262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.0,"last_trade_time":"2026-02-05T11:23:50","percent_change":0.0,"prev_day_close":191.349998474121},{"option":"SPXW260630C06700000","bid":424.0,"bid_size":5.0,"ask":425.7,"ask_size":2.0,"iv":0.1868,"open_interest":920.0,"volume":2.0,"delta":0.6379,"gamma":0.0005,"vega":15.3912,"theta":-1.0227,"rho":14.0304,"theo":424.4662,"change":19.18,"open":443.38,"high":443.38,"low":438.83,"tick":"down","last_trade_price":438.83,"last_trade_time":"2026-02-18T15:59:46","percent_change":4.57048,"prev_day_close":436.349990844727},{"option":"SPXW260630P06700000","bid":200.8,"bid_size":20.0,"ask":202.2,"ask_size":20.0,"iv":0.1868,"open_interest":2377.0,"volume":0.0,"delta":-0.3625,"gamma":0.0005,"vega":15.3912,"theta":-1.0598,"rho":-9.5206,"theo":201.1169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.63,"last_trade_time":"2026-02-17T14:38:36","percent_change":0.0,"prev_day_close":192.600006103516},{"option":"SPXW260630C06705000","bid":420.4,"bid_size":2.0,"ask":422.2,"ask_size":2.0,"iv":0.1863,"open_interest":0.0,"volume":0.0,"delta":0.6356,"gamma":0.0005,"vega":15.4224,"theta":-1.023,"rho":13.9883,"theo":420.8387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":432.650009155273},{"option":"SPXW260630P06705000","bid":202.1,"bid_size":7.0,"ask":203.7,"ask_size":7.0,"iv":0.1864,"open_interest":25.0,"volume":0.0,"delta":-0.3648,"gamma":0.0005,"vega":15.4224,"theta":-1.0592,"rho":-9.5803,"theo":202.4171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":169.3,"last_trade_time":"2026-02-02T15:52:01","percent_change":0.0,"prev_day_close":193.849998474121},{"option":"SPXW260630C06710000","bid":416.7,"bid_size":6.0,"ask":418.4,"ask_size":2.0,"iv":0.1858,"open_interest":1.0,"volume":0.0,"delta":0.6333,"gamma":0.0005,"vega":15.4532,"theta":-1.0232,"rho":13.946,"theo":417.2208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":553.66,"last_trade_time":"2025-10-27T15:21:02","percent_change":0.0,"prev_day_close":429.0},{"option":"SPXW260630P06710000","bid":203.4,"bid_size":7.0,"ask":205.0,"ask_size":13.0,"iv":0.1859,"open_interest":82.0,"volume":0.0,"delta":-0.3671,"gamma":0.0005,"vega":15.4532,"theta":-1.0586,"rho":-9.6402,"theo":203.7269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":201.79,"last_trade_time":"2026-02-06T09:58:00","percent_change":0.0,"prev_day_close":195.100006103516},{"option":"SPXW260630C06715000","bid":413.1,"bid_size":2.0,"ask":414.8,"ask_size":2.0,"iv":0.1854,"open_interest":3.0,"volume":0.0,"delta":0.631,"gamma":0.0005,"vega":15.4836,"theta":-1.0234,"rho":13.9033,"theo":413.6125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":408.6,"last_trade_time":"2026-02-17T09:40:52","percent_change":0.0,"prev_day_close":425.349990844727},{"option":"SPXW260630P06715000","bid":204.7,"bid_size":7.0,"ask":206.3,"ask_size":7.0,"iv":0.1854,"open_interest":4.0,"volume":0.0,"delta":-0.3694,"gamma":0.0005,"vega":15.4836,"theta":-1.058,"rho":-9.7003,"theo":205.0464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":171.81,"last_trade_time":"2026-02-09T10:45:34","percent_change":0.0,"prev_day_close":196.349998474121},{"option":"SPXW260630C06720000","bid":409.5,"bid_size":6.0,"ask":411.2,"ask_size":2.0,"iv":0.1849,"open_interest":29.0,"volume":0.0,"delta":0.6287,"gamma":0.0005,"vega":15.5136,"theta":-1.0236,"rho":13.8604,"theo":410.0141,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":510.73,"last_trade_time":"2026-01-27T10:20:29","percent_change":0.0,"prev_day_close":421.699996948242},{"option":"SPXW260630P06720000","bid":206.0,"bid_size":12.0,"ask":207.6,"ask_size":13.0,"iv":0.185,"open_interest":181.0,"volume":0.0,"delta":-0.3717,"gamma":0.0005,"vega":15.5136,"theta":-1.0573,"rho":-9.7608,"theo":206.3756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.5,"last_trade_time":"2026-02-06T14:03:39","percent_change":0.0,"prev_day_close":197.699996948242},{"option":"SPXW260630C06725000","bid":405.9,"bid_size":6.0,"ask":407.6,"ask_size":2.0,"iv":0.1844,"open_interest":78.0,"volume":0.0,"delta":0.6264,"gamma":0.0005,"vega":15.5433,"theta":-1.0236,"rho":13.8171,"theo":406.4254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.5,"last_trade_time":"2026-02-12T09:58:04","percent_change":0.0,"prev_day_close":418.050003051758},{"option":"SPXW260630P06725000","bid":207.3,"bid_size":12.0,"ask":209.0,"ask_size":13.0,"iv":0.1845,"open_interest":98.0,"volume":0.0,"delta":-0.374,"gamma":0.0005,"vega":15.5433,"theta":-1.0566,"rho":-9.8216,"theo":207.7147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.34,"last_trade_time":"2026-02-12T11:22:31","percent_change":0.0,"prev_day_close":198.949996948242},{"option":"SPXW260630C06730000","bid":402.4,"bid_size":6.0,"ask":404.2,"ask_size":2.0,"iv":0.184,"open_interest":4.0,"volume":0.0,"delta":0.624,"gamma":0.0005,"vega":15.5726,"theta":-1.0237,"rho":13.7735,"theo":402.8467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":435.29,"last_trade_time":"2026-02-03T13:49:04","percent_change":0.0,"prev_day_close":414.399993896484},{"option":"SPXW260630P06730000","bid":208.7,"bid_size":12.0,"ask":210.3,"ask_size":13.0,"iv":0.1841,"open_interest":25.0,"volume":0.0,"delta":-0.3764,"gamma":0.0005,"vega":15.5726,"theta":-1.0559,"rho":-9.8828,"theo":209.0637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":175.7,"last_trade_time":"2026-02-09T10:44:41","percent_change":0.0,"prev_day_close":200.25},{"option":"SPXW260630C06735000","bid":398.8,"bid_size":2.0,"ask":400.5,"ask_size":2.0,"iv":0.1837,"open_interest":0.0,"volume":0.0,"delta":0.6216,"gamma":0.0005,"vega":15.6016,"theta":-1.0237,"rho":13.7294,"theo":399.2779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":410.850006103516},{"option":"SPXW260630P06735000","bid":210.1,"bid_size":7.0,"ask":211.7,"ask_size":7.0,"iv":0.1836,"open_interest":13.0,"volume":0.0,"delta":-0.3787,"gamma":0.0005,"vega":15.6016,"theta":-1.0551,"rho":-9.9444,"theo":210.4227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.56,"last_trade_time":"2026-02-17T13:53:48","percent_change":0.0,"prev_day_close":201.600006103516},{"option":"SPXW260630C06740000","bid":395.2,"bid_size":6.0,"ask":396.9,"ask_size":2.0,"iv":0.1831,"open_interest":14.0,"volume":0.0,"delta":0.6193,"gamma":0.0005,"vega":15.6302,"theta":-1.0237,"rho":13.6848,"theo":395.7193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":418.2,"last_trade_time":"2026-01-21T09:58:53","percent_change":0.0,"prev_day_close":407.199996948242},{"option":"SPXW260630P06740000","bid":211.4,"bid_size":7.0,"ask":213.1,"ask_size":13.0,"iv":0.1832,"open_interest":90.0,"volume":0.0,"delta":-0.3811,"gamma":0.0005,"vega":15.6302,"theta":-1.0542,"rho":-10.0065,"theo":211.7918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.7,"last_trade_time":"2026-02-05T12:05:41","percent_change":0.0,"prev_day_close":202.899993896484},{"option":"SPXW260630C06745000","bid":391.7,"bid_size":2.0,"ask":393.4,"ask_size":2.0,"iv":0.1828,"open_interest":2.0,"volume":0.0,"delta":0.6169,"gamma":0.0005,"vega":15.6584,"theta":-1.0237,"rho":13.6398,"theo":392.171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":491.72,"last_trade_time":"2026-01-12T10:39:29","percent_change":0.0,"prev_day_close":403.75},{"option":"SPXW260630P06745000","bid":212.8,"bid_size":12.0,"ask":214.6,"ask_size":7.0,"iv":0.1827,"open_interest":14.0,"volume":0.0,"delta":-0.3835,"gamma":0.0005,"vega":15.6584,"theta":-1.0534,"rho":-10.0691,"theo":213.1712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":193.24,"last_trade_time":"2026-01-30T14:24:31","percent_change":0.0,"prev_day_close":204.25},{"option":"SPXW260630C06750000","bid":388.2,"bid_size":6.0,"ask":390.0,"ask_size":2.0,"iv":0.1822,"open_interest":164.0,"volume":1.0,"delta":0.6145,"gamma":0.0005,"vega":15.6863,"theta":-1.0236,"rho":13.5942,"theo":388.633,"change":4.39,"open":388.24,"high":388.24,"low":388.24,"tick":"up","last_trade_price":388.24,"last_trade_time":"2026-02-18T09:50:00","percent_change":1.14367,"prev_day_close":400.050003051758},{"option":"SPXW260630P06750000","bid":214.2,"bid_size":6.0,"ask":215.8,"ask_size":12.0,"iv":0.1823,"open_interest":262.0,"volume":1.0,"delta":-0.3859,"gamma":0.0005,"vega":15.6863,"theta":-1.0524,"rho":-10.1322,"theo":214.5609,"change":-2.73,"open":212.62,"high":212.62,"low":212.62,"tick":"down","last_trade_price":212.62,"last_trade_time":"2026-02-18T09:50:00","percent_change":-1.2677,"prev_day_close":205.599998474121},{"option":"SPXW260630C06755000","bid":384.6,"bid_size":2.0,"ask":386.3,"ask_size":2.0,"iv":0.1818,"open_interest":3.0,"volume":0.0,"delta":0.6121,"gamma":0.0005,"vega":15.7138,"theta":-1.0234,"rho":13.5481,"theo":385.1054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":485.3,"last_trade_time":"2026-01-09T10:29:16","percent_change":0.0,"prev_day_close":396.449996948242},{"option":"SPXW260630P06755000","bid":215.6,"bid_size":6.0,"ask":217.2,"ask_size":6.0,"iv":0.1818,"open_interest":0.0,"volume":0.0,"delta":-0.3883,"gamma":0.0005,"vega":15.7138,"theta":-1.0515,"rho":-10.1958,"theo":215.9611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":206.949996948242},{"option":"SPXW260630C06760000","bid":381.1,"bid_size":6.0,"ask":382.8,"ask_size":2.0,"iv":0.1813,"open_interest":24.0,"volume":0.0,"delta":0.6096,"gamma":0.0005,"vega":15.7409,"theta":-1.0232,"rho":13.5014,"theo":381.5885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":403.68,"last_trade_time":"2026-01-20T10:19:26","percent_change":0.0,"prev_day_close":392.849990844727},{"option":"SPXW260630P06760000","bid":217.0,"bid_size":6.0,"ask":218.7,"ask_size":12.0,"iv":0.1814,"open_interest":18.0,"volume":0.0,"delta":-0.3907,"gamma":0.0005,"vega":15.7409,"theta":-1.0505,"rho":-10.26,"theo":217.3719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":176.33,"last_trade_time":"2026-02-02T14:23:03","percent_change":0.0,"prev_day_close":208.25},{"option":"SPXW260630C06765000","bid":377.6,"bid_size":2.0,"ask":379.3,"ask_size":2.0,"iv":0.1808,"open_interest":0.0,"volume":0.0,"delta":0.6072,"gamma":0.0005,"vega":15.7676,"theta":-1.023,"rho":13.4542,"theo":378.0823,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":389.300003051758},{"option":"SPXW260630P06765000","bid":218.4,"bid_size":6.0,"ask":220.1,"ask_size":6.0,"iv":0.1809,"open_interest":21.0,"volume":0.0,"delta":-0.3932,"gamma":0.0005,"vega":15.7676,"theta":-1.0494,"rho":-10.3248,"theo":218.7934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.85,"last_trade_time":"2026-01-30T11:02:56","percent_change":0.0,"prev_day_close":209.650001525879},{"option":"SPXW260630C06770000","bid":374.1,"bid_size":6.0,"ask":375.8,"ask_size":2.0,"iv":0.1804,"open_interest":7.0,"volume":0.0,"delta":0.6048,"gamma":0.0005,"vega":15.7939,"theta":-1.0227,"rho":13.4063,"theo":374.5869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.3,"last_trade_time":"2025-10-28T13:43:31","percent_change":0.0,"prev_day_close":385.75},{"option":"SPXW260630P06770000","bid":219.9,"bid_size":6.0,"ask":221.5,"ask_size":12.0,"iv":0.1804,"open_interest":102.0,"volume":0.0,"delta":-0.3956,"gamma":0.0005,"vega":15.7939,"theta":-1.0483,"rho":-10.3902,"theo":220.2258,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":234.84,"last_trade_time":"2026-02-17T13:15:16","percent_change":0.0,"prev_day_close":211.0},{"option":"SPXW260630C06775000","bid":370.6,"bid_size":7.0,"ask":372.3,"ask_size":2.0,"iv":0.1799,"open_interest":190.0,"volume":28.0,"delta":0.6023,"gamma":0.0005,"vega":15.8198,"theta":-1.0224,"rho":13.3579,"theo":371.1026,"change":31.35,"open":398.56,"high":398.85,"low":397.8,"tick":"down","last_trade_price":397.8,"last_trade_time":"2026-02-18T11:18:35","percent_change":8.55506,"prev_day_close":382.199996948242},{"option":"SPXW260630P06775000","bid":221.3,"bid_size":6.0,"ask":223.0,"ask_size":12.0,"iv":0.18,"open_interest":306.0,"volume":0.0,"delta":-0.3981,"gamma":0.0005,"vega":15.8198,"theta":-1.0472,"rho":-10.4561,"theo":221.6692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":184.64,"last_trade_time":"2026-02-09T15:33:57","percent_change":0.0,"prev_day_close":212.449996948242},{"option":"SPXW260630C06780000","bid":367.2,"bid_size":6.0,"ask":368.9,"ask_size":2.0,"iv":0.1794,"open_interest":57.0,"volume":2.0,"delta":0.5998,"gamma":0.0005,"vega":15.8452,"theta":-1.022,"rho":13.309,"theo":367.6294,"change":31.1,"open":394.17,"high":394.2,"low":394.17,"tick":"up","last_trade_price":394.2,"last_trade_time":"2026-02-18T11:19:03","percent_change":8.56514,"prev_day_close":378.699996948242},{"option":"SPXW260630P06780000","bid":222.8,"bid_size":6.0,"ask":224.4,"ask_size":12.0,"iv":0.1795,"open_interest":25.0,"volume":0.0,"delta":-0.4006,"gamma":0.0005,"vega":15.8452,"theta":-1.046,"rho":-10.5227,"theo":223.1237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":182.65,"last_trade_time":"2026-02-09T11:57:22","percent_change":0.0,"prev_day_close":213.849998474121},{"option":"SPXW260630C06785000","bid":363.7,"bid_size":3.0,"ask":365.4,"ask_size":2.0,"iv":0.179,"open_interest":0.0,"volume":0.0,"delta":0.5973,"gamma":0.0005,"vega":15.8702,"theta":-1.0216,"rho":13.2594,"theo":364.1675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":375.199996948242},{"option":"SPXW260630P06785000","bid":224.2,"bid_size":6.0,"ask":225.9,"ask_size":6.0,"iv":0.1791,"open_interest":23.0,"volume":0.0,"delta":-0.4031,"gamma":0.0005,"vega":15.8702,"theta":-1.0448,"rho":-10.5897,"theo":224.5895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.0,"last_trade_time":"2026-01-30T12:19:46","percent_change":0.0,"prev_day_close":215.199996948242},{"option":"SPXW260630C06790000","bid":360.2,"bid_size":7.0,"ask":361.9,"ask_size":2.0,"iv":0.1785,"open_interest":21.0,"volume":2.0,"delta":0.5948,"gamma":0.0005,"vega":15.8946,"theta":-1.0212,"rho":13.2094,"theo":360.717,"change":31.78,"open":387.76,"high":388.08,"low":387.76,"tick":"up","last_trade_price":388.08,"last_trade_time":"2026-02-18T11:15:04","percent_change":8.91945,"prev_day_close":371.699996948242},{"option":"SPXW260630P06790000","bid":225.7,"bid_size":6.0,"ask":227.4,"ask_size":12.0,"iv":0.1785,"open_interest":64.0,"volume":0.0,"delta":-0.4056,"gamma":0.0005,"vega":15.8946,"theta":-1.0435,"rho":-10.6572,"theo":226.0667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.44,"last_trade_time":"2026-02-12T12:58:44","percent_change":0.0,"prev_day_close":216.650001525879},{"option":"SPXW260630C06795000","bid":356.8,"bid_size":3.0,"ask":358.5,"ask_size":2.0,"iv":0.1781,"open_interest":1.0,"volume":0.0,"delta":0.5923,"gamma":0.0005,"vega":15.9186,"theta":-1.0207,"rho":13.1589,"theo":357.2779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.2,"last_trade_time":"2026-02-06T11:35:29","percent_change":0.0,"prev_day_close":368.199996948242},{"option":"SPXW260630P06795000","bid":227.2,"bid_size":6.0,"ask":228.9,"ask_size":6.0,"iv":0.1782,"open_interest":5.0,"volume":0.0,"delta":-0.4081,"gamma":0.0005,"vega":15.9186,"theta":-1.0422,"rho":-10.7253,"theo":227.5554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.66,"last_trade_time":"2026-02-02T10:24:35","percent_change":0.0,"prev_day_close":218.100006103516},{"option":"SPXW260630C06800000","bid":353.4,"bid_size":6.0,"ask":355.1,"ask_size":2.0,"iv":0.1777,"open_interest":425.0,"volume":3.0,"delta":0.5897,"gamma":0.0005,"vega":15.942,"theta":-1.0201,"rho":13.1082,"theo":353.8505,"change":29.45,"open":354.29,"high":379.58,"low":354.29,"tick":"down","last_trade_price":379.0,"last_trade_time":"2026-02-18T11:28:05","percent_change":8.42512,"prev_day_close":364.699996948242},{"option":"SPXW260630P06800000","bid":228.7,"bid_size":24.0,"ask":230.3,"ask_size":19.0,"iv":0.1777,"open_interest":1602.0,"volume":200.0,"delta":-0.4107,"gamma":0.0005,"vega":15.942,"theta":-1.0408,"rho":-10.7936,"theo":229.0557,"change":-13.8,"open":226.2,"high":226.2,"low":216.35,"tick":"down","last_trade_price":216.35,"last_trade_time":"2026-02-18T09:59:18","percent_change":-5.99609,"prev_day_close":219.600006103516},{"option":"SPXW260630C06805000","bid":350.0,"bid_size":2.0,"ask":351.7,"ask_size":7.0,"iv":0.1772,"open_interest":3.0,"volume":0.0,"delta":0.5871,"gamma":0.0005,"vega":15.9648,"theta":-1.0195,"rho":13.0569,"theo":350.4348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":462.05,"last_trade_time":"2026-01-12T14:30:00","percent_change":0.0,"prev_day_close":361.25},{"option":"SPXW260630P06805000","bid":230.2,"bid_size":6.0,"ask":231.9,"ask_size":6.0,"iv":0.1772,"open_interest":8.0,"volume":0.0,"delta":-0.4132,"gamma":0.0005,"vega":15.9648,"theta":-1.0394,"rho":-10.8624,"theo":230.5677,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.11,"last_trade_time":"2026-02-02T13:25:37","percent_change":0.0,"prev_day_close":221.0},{"option":"SPXW260630C06810000","bid":346.4,"bid_size":7.0,"ask":348.3,"ask_size":2.0,"iv":0.1767,"open_interest":15.0,"volume":0.0,"delta":0.5846,"gamma":0.0005,"vega":15.9871,"theta":-1.0189,"rho":13.0053,"theo":347.031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":446.7,"last_trade_time":"2026-01-12T10:25:17","percent_change":0.0,"prev_day_close":357.849990844727},{"option":"SPXW260630P06810000","bid":231.7,"bid_size":6.0,"ask":233.4,"ask_size":12.0,"iv":0.1768,"open_interest":38.0,"volume":3.0,"delta":-0.4158,"gamma":0.0005,"vega":15.9871,"theta":-1.0379,"rho":-10.9315,"theo":232.0916,"change":-23.07,"open":210.18,"high":210.18,"low":210.18,"tick":"down","last_trade_price":210.18,"last_trade_time":"2026-02-18T11:14:14","percent_change":-9.89068,"prev_day_close":222.5},{"option":"SPXW260630C06815000","bid":343.2,"bid_size":2.0,"ask":344.9,"ask_size":7.0,"iv":0.1763,"open_interest":3.0,"volume":1.0,"delta":0.582,"gamma":0.0005,"vega":16.0087,"theta":-1.0182,"rho":12.9535,"theo":343.639,"change":29.68,"open":368.98,"high":368.98,"low":368.98,"tick":"up","last_trade_price":368.98,"last_trade_time":"2026-02-18T10:47:50","percent_change":8.74742,"prev_day_close":354.399993896484},{"option":"SPXW260630P06815000","bid":233.3,"bid_size":6.0,"ask":234.9,"ask_size":6.0,"iv":0.1764,"open_interest":2.0,"volume":0.0,"delta":-0.4184,"gamma":0.0005,"vega":16.0087,"theta":-1.0364,"rho":-11.0008,"theo":233.6273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.68,"last_trade_time":"2026-01-28T15:43:28","percent_change":0.0,"prev_day_close":223.949996948242},{"option":"SPXW260630C06820000","bid":339.8,"bid_size":7.0,"ask":341.5,"ask_size":2.0,"iv":0.1758,"open_interest":13.0,"volume":0.0,"delta":0.5794,"gamma":0.0005,"vega":16.0298,"theta":-1.0174,"rho":12.9014,"theo":340.259,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.7,"last_trade_time":"2026-02-17T09:48:35","percent_change":0.0,"prev_day_close":351.0},{"option":"SPXW260630P06820000","bid":234.8,"bid_size":6.0,"ask":236.5,"ask_size":12.0,"iv":0.1759,"open_interest":26.0,"volume":0.0,"delta":-0.421,"gamma":0.0005,"vega":16.0298,"theta":-1.0349,"rho":-11.0705,"theo":235.1751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.87,"last_trade_time":"2026-02-17T09:48:35","percent_change":0.0,"prev_day_close":225.449996948242},{"option":"SPXW260630C06825000","bid":336.4,"bid_size":7.0,"ask":338.1,"ask_size":2.0,"iv":0.1754,"open_interest":151.0,"volume":1.0,"delta":0.5768,"gamma":0.0005,"vega":16.0502,"theta":-1.0166,"rho":12.8491,"theo":336.8911,"change":4.77,"open":337.47,"high":337.47,"low":337.47,"tick":"up","last_trade_price":337.47,"last_trade_time":"2026-02-18T09:52:06","percent_change":1.43372,"prev_day_close":347.550003051758},{"option":"SPXW260630P06825000","bid":236.4,"bid_size":6.0,"ask":238.1,"ask_size":11.0,"iv":0.1755,"open_interest":167.0,"volume":2.0,"delta":-0.4236,"gamma":0.0005,"vega":16.0502,"theta":-1.0333,"rho":-11.1403,"theo":236.7349,"change":-10.34,"open":233.71,"high":233.71,"low":227.56,"tick":"down","last_trade_price":227.56,"last_trade_time":"2026-02-18T15:45:23","percent_change":-4.34636,"prev_day_close":226.949996948242},{"option":"SPXW260630C06830000","bid":333.1,"bid_size":6.0,"ask":334.8,"ask_size":7.0,"iv":0.1749,"open_interest":19.0,"volume":0.0,"delta":0.5741,"gamma":0.0006,"vega":16.07,"theta":-1.0158,"rho":12.7966,"theo":333.5354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":327.4,"last_trade_time":"2026-02-17T13:23:45","percent_change":0.0,"prev_day_close":344.150009155273},{"option":"SPXW260630P06830000","bid":238.0,"bid_size":6.0,"ask":239.6,"ask_size":11.0,"iv":0.175,"open_interest":81.0,"volume":0.0,"delta":-0.4262,"gamma":0.0006,"vega":16.07,"theta":-1.0316,"rho":-11.2103,"theo":238.3069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.05,"last_trade_time":"2026-02-10T14:58:36","percent_change":0.0,"prev_day_close":228.5},{"option":"SPXW260630C06835000","bid":329.7,"bid_size":3.0,"ask":331.4,"ask_size":2.0,"iv":0.1745,"open_interest":0.0,"volume":0.0,"delta":0.5715,"gamma":0.0006,"vega":16.0892,"theta":-1.0149,"rho":12.744,"theo":330.1918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":340.75},{"option":"SPXW260630P06835000","bid":239.5,"bid_size":6.0,"ask":241.2,"ask_size":6.0,"iv":0.1746,"open_interest":88.0,"volume":0.0,"delta":-0.4289,"gamma":0.0006,"vega":16.0892,"theta":-1.0299,"rho":-11.2806,"theo":239.891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":225.49,"last_trade_time":"2026-02-04T10:18:20","percent_change":0.0,"prev_day_close":230.0},{"option":"SPXW260630C06840000","bid":326.4,"bid_size":7.0,"ask":328.1,"ask_size":2.0,"iv":0.174,"open_interest":25.0,"volume":0.0,"delta":0.5688,"gamma":0.0006,"vega":16.1077,"theta":-1.014,"rho":12.6911,"theo":326.8605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.69,"last_trade_time":"2026-02-17T09:48:35","percent_change":0.0,"prev_day_close":337.349990844727},{"option":"SPXW260630P06840000","bid":241.1,"bid_size":6.0,"ask":242.8,"ask_size":11.0,"iv":0.1741,"open_interest":61.0,"volume":0.0,"delta":-0.4315,"gamma":0.0006,"vega":16.1077,"theta":-1.0281,"rho":-11.351,"theo":241.4875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.71,"last_trade_time":"2026-02-13T14:39:41","percent_change":0.0,"prev_day_close":231.550003051758},{"option":"SPXW260630C06845000","bid":323.1,"bid_size":2.0,"ask":324.8,"ask_size":7.0,"iv":0.1735,"open_interest":13.0,"volume":0.0,"delta":0.5662,"gamma":0.0006,"vega":16.1256,"theta":-1.013,"rho":12.638,"theo":323.5416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.68,"last_trade_time":"2026-01-21T09:58:53","percent_change":0.0,"prev_day_close":334.0},{"option":"SPXW260630P06845000","bid":242.7,"bid_size":11.0,"ask":244.4,"ask_size":6.0,"iv":0.1737,"open_interest":103.0,"volume":0.0,"delta":-0.4342,"gamma":0.0006,"vega":16.1256,"theta":-1.0263,"rho":-11.4216,"theo":243.0963,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.37,"last_trade_time":"2026-02-09T12:49:16","percent_change":0.0,"prev_day_close":233.150001525879},{"option":"SPXW260630C06850000","bid":319.8,"bid_size":6.0,"ask":321.5,"ask_size":2.0,"iv":0.1731,"open_interest":284.0,"volume":0.0,"delta":0.5635,"gamma":0.0006,"vega":16.1428,"theta":-1.0119,"rho":12.5847,"theo":320.2352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":313.17,"last_trade_time":"2026-02-17T15:53:08","percent_change":0.0,"prev_day_close":330.650009155273},{"option":"SPXW260630P06850000","bid":244.4,"bid_size":6.0,"ask":246.1,"ask_size":11.0,"iv":0.1732,"open_interest":527.0,"volume":10.0,"delta":-0.4369,"gamma":0.0006,"vega":16.1428,"theta":-1.0245,"rho":-11.4924,"theo":244.7176,"change":-15.21,"open":225.38,"high":230.94,"low":220.29,"tick":"up","last_trade_price":230.94,"last_trade_time":"2026-02-18T15:59:07","percent_change":-6.17916,"prev_day_close":234.699996948242},{"option":"SPXW260630C06855000","bid":316.5,"bid_size":2.0,"ask":318.2,"ask_size":2.0,"iv":0.1727,"open_interest":2.0,"volume":0.0,"delta":0.5608,"gamma":0.0006,"vega":16.1594,"theta":-1.0109,"rho":12.5311,"theo":316.9413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":403.53,"last_trade_time":"2026-01-28T16:05:41","percent_change":0.0,"prev_day_close":327.299987792969},{"option":"SPXW260630P06855000","bid":246.0,"bid_size":11.0,"ask":247.7,"ask_size":6.0,"iv":0.1727,"open_interest":66.0,"volume":0.0,"delta":-0.4396,"gamma":0.0006,"vega":16.1594,"theta":-1.0226,"rho":-11.5635,"theo":246.3514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.07,"last_trade_time":"2026-02-09T12:49:16","percent_change":0.0,"prev_day_close":236.349998474121},{"option":"SPXW260630C06860000","bid":313.2,"bid_size":7.0,"ask":314.9,"ask_size":2.0,"iv":0.1722,"open_interest":53.0,"volume":15.0,"delta":0.558,"gamma":0.0006,"vega":16.1754,"theta":-1.0097,"rho":12.4772,"theo":313.66,"change":27.7,"open":325.7,"high":338.6,"low":325.7,"tick":"down","last_trade_price":337.4,"last_trade_time":"2026-02-18T11:51:56","percent_change":8.94414,"prev_day_close":323.949996948242},{"option":"SPXW260630P06860000","bid":247.6,"bid_size":6.0,"ask":249.4,"ask_size":11.0,"iv":0.1723,"open_interest":150.0,"volume":0.0,"delta":-0.4423,"gamma":0.0006,"vega":16.1754,"theta":-1.0206,"rho":-11.635,"theo":247.9979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":202.75,"last_trade_time":"2026-02-09T12:02:11","percent_change":0.0,"prev_day_close":237.899993896484},{"option":"SPXW260630C06865000","bid":309.9,"bid_size":3.0,"ask":311.7,"ask_size":2.0,"iv":0.1718,"open_interest":10.0,"volume":7.0,"delta":0.5553,"gamma":0.0006,"vega":16.1907,"theta":-1.0085,"rho":12.423,"theo":310.3915,"change":21.3,"open":316.0,"high":327.7,"low":316.0,"tick":"up","last_trade_price":327.7,"last_trade_time":"2026-02-18T15:58:03","percent_change":6.9517,"prev_day_close":320.900009155273},{"option":"SPXW260630P06865000","bid":249.3,"bid_size":6.0,"ask":251.0,"ask_size":6.0,"iv":0.1719,"open_interest":116.0,"volume":0.0,"delta":-0.4451,"gamma":0.0006,"vega":16.1907,"theta":-1.0186,"rho":-11.7067,"theo":249.6571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":264.2,"last_trade_time":"2026-02-13T16:02:06","percent_change":0.0,"prev_day_close":239.5},{"option":"SPXW260630C06870000","bid":306.7,"bid_size":6.0,"ask":308.4,"ask_size":2.0,"iv":0.1713,"open_interest":33.0,"volume":0.0,"delta":0.5525,"gamma":0.0006,"vega":16.2053,"theta":-1.0073,"rho":12.3683,"theo":307.1358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":313.0,"last_trade_time":"2026-02-17T14:40:45","percent_change":0.0,"prev_day_close":317.349990844727},{"option":"SPXW260630P06870000","bid":251.0,"bid_size":6.0,"ask":252.7,"ask_size":11.0,"iv":0.1714,"open_interest":221.0,"volume":0.0,"delta":-0.4478,"gamma":0.0006,"vega":16.2053,"theta":-1.0165,"rho":-11.7789,"theo":251.3292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.05,"last_trade_time":"2026-02-17T13:15:16","percent_change":0.0,"prev_day_close":241.100006103516},{"option":"SPXW260630C06875000","bid":303.4,"bid_size":7.0,"ask":305.2,"ask_size":2.0,"iv":0.1708,"open_interest":135.0,"volume":1.0,"delta":0.5498,"gamma":0.0006,"vega":16.2193,"theta":-1.006,"rho":12.3132,"theo":303.8932,"change":26.65,"open":326.7,"high":326.7,"low":326.7,"tick":"up","last_trade_price":326.7,"last_trade_time":"2026-02-18T10:15:25","percent_change":8.88185,"prev_day_close":314.050003051758},{"option":"SPXW260630P06875000","bid":252.7,"bid_size":6.0,"ask":254.4,"ask_size":11.0,"iv":0.1709,"open_interest":140.0,"volume":0.0,"delta":-0.4506,"gamma":0.0006,"vega":16.2193,"theta":-1.0144,"rho":-11.8516,"theo":253.0142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.66,"last_trade_time":"2026-02-13T10:16:13","percent_change":0.0,"prev_day_close":242.75},{"option":"SPXW260630C06880000","bid":300.2,"bid_size":7.0,"ask":301.9,"ask_size":2.0,"iv":0.1704,"open_interest":41.0,"volume":0.0,"delta":0.547,"gamma":0.0006,"vega":16.2326,"theta":-1.0046,"rho":12.2575,"theo":300.6637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.47,"last_trade_time":"2026-02-13T14:41:45","percent_change":0.0,"prev_day_close":310.75},{"option":"SPXW260630P06880000","bid":254.4,"bid_size":6.0,"ask":256.1,"ask_size":11.0,"iv":0.1705,"open_interest":88.0,"volume":0.0,"delta":-0.4534,"gamma":0.0006,"vega":16.2326,"theta":-1.0123,"rho":-11.9248,"theo":254.7125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":272.65,"last_trade_time":"2026-02-13T15:53:55","percent_change":0.0,"prev_day_close":244.399993896484},{"option":"SPXW260630C06885000","bid":297.0,"bid_size":3.0,"ask":298.7,"ask_size":2.0,"iv":0.17,"open_interest":12.0,"volume":0.0,"delta":0.5442,"gamma":0.0006,"vega":16.2452,"theta":-1.0033,"rho":12.2013,"theo":297.4476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":343.7,"last_trade_time":"2026-02-06T15:11:08","percent_change":0.0,"prev_day_close":307.5},{"option":"SPXW260630P06885000","bid":256.1,"bid_size":6.0,"ask":257.8,"ask_size":6.0,"iv":0.17,"open_interest":15.0,"volume":0.0,"delta":-0.4562,"gamma":0.0006,"vega":16.2452,"theta":-1.0101,"rho":-11.9985,"theo":256.4241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.23,"last_trade_time":"2026-02-13T15:27:40","percent_change":0.0,"prev_day_close":246.0},{"option":"SPXW260630C06890000","bid":293.8,"bid_size":7.0,"ask":295.5,"ask_size":2.0,"iv":0.1696,"open_interest":235.0,"volume":0.0,"delta":0.5414,"gamma":0.0006,"vega":16.2572,"theta":-1.0018,"rho":12.1445,"theo":294.2449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":301.6,"last_trade_time":"2026-02-13T14:00:49","percent_change":0.0,"prev_day_close":304.25},{"option":"SPXW260630P06890000","bid":257.8,"bid_size":6.0,"ask":259.5,"ask_size":11.0,"iv":0.1696,"open_interest":59.0,"volume":0.0,"delta":-0.459,"gamma":0.0006,"vega":16.2572,"theta":-1.0078,"rho":-12.0729,"theo":258.1492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.19,"last_trade_time":"2026-02-13T10:28:45","percent_change":0.0,"prev_day_close":247.699996948242},{"option":"SPXW260630C06895000","bid":290.6,"bid_size":2.0,"ask":292.3,"ask_size":2.0,"iv":0.1691,"open_interest":0.0,"volume":0.0,"delta":0.5386,"gamma":0.0006,"vega":16.2684,"theta":-1.0003,"rho":12.087,"theo":291.056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":298.35,"last_trade_time":"2026-02-13T14:00:49","percent_change":0.0,"prev_day_close":301.0},{"option":"SPXW260630P06895000","bid":259.6,"bid_size":6.0,"ask":261.3,"ask_size":6.0,"iv":0.1692,"open_interest":102.0,"volume":0.0,"delta":-0.4618,"gamma":0.0006,"vega":16.2684,"theta":-1.0055,"rho":-12.1479,"theo":259.8879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":274.9,"last_trade_time":"2026-02-13T16:02:06","percent_change":0.0,"prev_day_close":249.399993896484},{"option":"SPXW260630C06900000","bid":287.4,"bid_size":7.0,"ask":289.2,"ask_size":2.0,"iv":0.1687,"open_interest":577.0,"volume":1.0,"delta":0.5357,"gamma":0.0006,"vega":16.279,"theta":-0.9988,"rho":12.0289,"theo":287.8808,"change":29.5,"open":313.7,"high":313.7,"low":313.7,"tick":"up","last_trade_price":313.7,"last_trade_time":"2026-02-18T11:32:52","percent_change":10.38,"prev_day_close":297.799987792969},{"option":"SPXW260630P06900000","bid":261.3,"bid_size":6.0,"ask":263.0,"ask_size":11.0,"iv":0.1688,"open_interest":844.0,"volume":0.0,"delta":-0.4646,"gamma":0.0006,"vega":16.279,"theta":-1.0031,"rho":-12.2236,"theo":261.6405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.04,"last_trade_time":"2026-02-17T10:31:17","percent_change":0.0,"prev_day_close":251.100006103516},{"option":"SPXW260630C06905000","bid":284.3,"bid_size":2.0,"ask":286.0,"ask_size":2.0,"iv":0.1682,"open_interest":17.0,"volume":1.0,"delta":0.5329,"gamma":0.0006,"vega":16.2888,"theta":-0.9972,"rho":11.9701,"theo":284.7197,"change":28.85,"open":310.0,"high":310.0,"low":310.0,"tick":"down","last_trade_price":310.0,"last_trade_time":"2026-02-18T10:57:04","percent_change":10.2614,"prev_day_close":294.550003051758},{"option":"SPXW260630P06905000","bid":263.1,"bid_size":6.0,"ask":264.8,"ask_size":6.0,"iv":0.1683,"open_interest":125.0,"volume":0.0,"delta":-0.4675,"gamma":0.0006,"vega":16.2888,"theta":-1.0007,"rho":-12.2999,"theo":263.4071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.72,"last_trade_time":"2026-01-23T13:39:02","percent_change":0.0,"prev_day_close":252.800003051758},{"option":"SPXW260630C06910000","bid":281.1,"bid_size":7.0,"ask":282.9,"ask_size":7.0,"iv":0.1678,"open_interest":29.0,"volume":0.0,"delta":0.53,"gamma":0.0006,"vega":16.2978,"theta":-0.9955,"rho":11.9107,"theo":281.5729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":281.88,"last_trade_time":"2026-02-13T14:41:45","percent_change":0.0,"prev_day_close":291.349990844727},{"option":"SPXW260630P06910000","bid":264.9,"bid_size":6.0,"ask":266.6,"ask_size":11.0,"iv":0.1678,"open_interest":61.0,"volume":0.0,"delta":-0.4704,"gamma":0.0006,"vega":16.2978,"theta":-0.9982,"rho":-12.3768,"theo":265.188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":251.22,"last_trade_time":"2026-01-29T11:48:50","percent_change":0.0,"prev_day_close":254.5},{"option":"SPXW260630C06915000","bid":278.0,"bid_size":3.0,"ask":279.7,"ask_size":2.0,"iv":0.1673,"open_interest":39.0,"volume":0.0,"delta":0.5271,"gamma":0.0006,"vega":16.3061,"theta":-0.9938,"rho":11.8507,"theo":278.4404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":350.1,"last_trade_time":"2026-01-29T13:40:14","percent_change":0.0,"prev_day_close":288.200012207031},{"option":"SPXW260630P06915000","bid":266.7,"bid_size":6.0,"ask":268.4,"ask_size":6.0,"iv":0.1674,"open_interest":41.0,"volume":0.0,"delta":-0.4732,"gamma":0.0006,"vega":16.3061,"theta":-0.9957,"rho":-12.4544,"theo":266.9832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":312.2,"last_trade_time":"2026-02-05T10:31:13","percent_change":0.0,"prev_day_close":256.299995422363},{"option":"SPXW260630C06920000","bid":274.9,"bid_size":7.0,"ask":276.6,"ask_size":2.0,"iv":0.1669,"open_interest":56.0,"volume":0.0,"delta":0.5242,"gamma":0.0006,"vega":16.3136,"theta":-0.992,"rho":11.7901,"theo":275.3225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":321.2,"last_trade_time":"2026-02-09T09:54:32","percent_change":0.0,"prev_day_close":285.0},{"option":"SPXW260630P06920000","bid":268.5,"bid_size":6.0,"ask":270.2,"ask_size":11.0,"iv":0.1669,"open_interest":182.0,"volume":0.0,"delta":-0.4761,"gamma":0.0006,"vega":16.3136,"theta":-0.9931,"rho":-12.5325,"theo":268.7931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":298.45,"last_trade_time":"2026-02-05T14:46:04","percent_change":0.0,"prev_day_close":258.100006103516},{"option":"SPXW260630C06925000","bid":271.8,"bid_size":6.0,"ask":273.5,"ask_size":2.0,"iv":0.1664,"open_interest":158.0,"volume":0.0,"delta":0.5213,"gamma":0.0006,"vega":16.3202,"theta":-0.9902,"rho":11.7289,"theo":272.2194,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":315.0,"last_trade_time":"2026-02-12T10:50:57","percent_change":0.0,"prev_day_close":281.849990844727},{"option":"SPXW260630P06925000","bid":270.3,"bid_size":11.0,"ask":272.0,"ask_size":11.0,"iv":0.1665,"open_interest":270.0,"volume":0.0,"delta":-0.479,"gamma":0.0006,"vega":16.3202,"theta":-0.9904,"rho":-12.6112,"theo":270.6177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.09,"last_trade_time":"2026-02-13T10:29:08","percent_change":0.0,"prev_day_close":259.799987792969},{"option":"SPXW260630C06930000","bid":268.7,"bid_size":7.0,"ask":270.5,"ask_size":2.0,"iv":0.166,"open_interest":91.0,"volume":0.0,"delta":0.5184,"gamma":0.0006,"vega":16.3261,"theta":-0.9883,"rho":11.6675,"theo":269.1312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":311.4,"last_trade_time":"2026-02-03T12:41:08","percent_change":0.0,"prev_day_close":278.75},{"option":"SPXW260630P06930000","bid":272.2,"bid_size":11.0,"ask":273.9,"ask_size":11.0,"iv":0.1661,"open_interest":107.0,"volume":0.0,"delta":-0.482,"gamma":0.0006,"vega":16.3261,"theta":-0.9877,"rho":-12.6902,"theo":272.4572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":242.2,"last_trade_time":"2026-01-30T11:04:04","percent_change":0.0,"prev_day_close":261.600006103516},{"option":"SPXW260630C06935000","bid":265.7,"bid_size":2.0,"ask":267.4,"ask_size":7.0,"iv":0.1655,"open_interest":31.0,"volume":1.0,"delta":0.5155,"gamma":0.0006,"vega":16.3311,"theta":-0.9863,"rho":11.6055,"theo":266.058,"change":11.14,"open":273.74,"high":273.74,"low":273.74,"tick":"down","last_trade_price":273.74,"last_trade_time":"2026-02-18T15:04:24","percent_change":4.24219,"prev_day_close":275.600006103516},{"option":"SPXW260630P06935000","bid":274.0,"bid_size":11.0,"ask":275.8,"ask_size":6.0,"iv":0.1656,"open_interest":35.0,"volume":1.0,"delta":-0.4849,"gamma":0.0006,"vega":16.3311,"theta":-0.985,"rho":-12.7697,"theo":274.3117,"change":-9.88,"open":266.47,"high":266.47,"low":266.47,"tick":"down","last_trade_price":266.47,"last_trade_time":"2026-02-18T15:04:24","percent_change":-3.57517,"prev_day_close":263.399993896484},{"option":"SPXW260630C06940000","bid":262.6,"bid_size":7.0,"ask":264.3,"ask_size":2.0,"iv":0.1651,"open_interest":70.0,"volume":0.0,"delta":0.5125,"gamma":0.0006,"vega":16.3353,"theta":-0.9844,"rho":11.5432,"theo":263.0,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.63,"last_trade_time":"2026-02-02T10:12:54","percent_change":0.0,"prev_day_close":272.5},{"option":"SPXW260630P06940000","bid":275.9,"bid_size":11.0,"ask":277.6,"ask_size":11.0,"iv":0.1652,"open_interest":134.0,"volume":0.0,"delta":-0.4879,"gamma":0.0006,"vega":16.3353,"theta":-0.9822,"rho":-12.8495,"theo":276.1814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":246.48,"last_trade_time":"2026-02-09T09:58:36","percent_change":0.0,"prev_day_close":265.25},{"option":"SPXW260630C06945000","bid":259.6,"bid_size":2.0,"ask":261.3,"ask_size":2.0,"iv":0.1647,"open_interest":29.0,"volume":0.0,"delta":0.5095,"gamma":0.0006,"vega":16.3387,"theta":-0.9823,"rho":11.4808,"theo":259.9573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":317.0,"last_trade_time":"2026-02-11T11:14:00","percent_change":0.0,"prev_day_close":269.399993896484},{"option":"SPXW260630P06945000","bid":277.8,"bid_size":11.0,"ask":279.5,"ask_size":6.0,"iv":0.1647,"open_interest":39.0,"volume":0.0,"delta":-0.4908,"gamma":0.0006,"vega":16.3387,"theta":-0.9793,"rho":-12.9295,"theo":278.0665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":275.1,"last_trade_time":"2026-02-13T13:07:10","percent_change":0.0,"prev_day_close":267.100006103516},{"option":"SPXW260630C06950000","bid":256.5,"bid_size":8.0,"ask":258.3,"ask_size":2.0,"iv":0.1642,"open_interest":444.0,"volume":203.0,"delta":0.5065,"gamma":0.0006,"vega":16.3412,"theta":-0.9802,"rho":11.4181,"theo":256.93,"change":10.86,"open":278.7,"high":278.7,"low":264.51,"tick":"down","last_trade_price":264.51,"last_trade_time":"2026-02-18T15:04:24","percent_change":4.28149,"prev_day_close":266.299987792969},{"option":"SPXW260630P06950000","bid":279.7,"bid_size":11.0,"ask":281.4,"ask_size":11.0,"iv":0.1643,"open_interest":169.0,"volume":1.0,"delta":-0.4938,"gamma":0.0006,"vega":16.3412,"theta":-0.9764,"rho":-13.0097,"theo":279.9669,"change":-10.21,"open":271.94,"high":271.94,"low":271.94,"tick":"down","last_trade_price":271.94,"last_trade_time":"2026-02-18T15:04:24","percent_change":-3.61865,"prev_day_close":268.899993896484},{"option":"SPXW260630C06955000","bid":253.5,"bid_size":7.0,"ask":255.3,"ask_size":6.0,"iv":0.1638,"open_interest":23.0,"volume":0.0,"delta":0.5036,"gamma":0.0006,"vega":16.3428,"theta":-0.978,"rho":11.3553,"theo":253.9182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.5,"last_trade_time":"2026-02-04T10:50:49","percent_change":0.0,"prev_day_close":263.25},{"option":"SPXW260630P06955000","bid":281.6,"bid_size":11.0,"ask":283.3,"ask_size":6.0,"iv":0.1639,"open_interest":52.0,"volume":0.0,"delta":-0.4968,"gamma":0.0006,"vega":16.3428,"theta":-0.9734,"rho":-13.0901,"theo":281.8829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.17,"last_trade_time":"2026-02-10T15:54:09","percent_change":0.0,"prev_day_close":270.799987792969},{"option":"SPXW260630C06960000","bid":250.5,"bid_size":12.0,"ask":252.3,"ask_size":6.0,"iv":0.1633,"open_interest":13.0,"volume":0.0,"delta":0.5006,"gamma":0.0006,"vega":16.3436,"theta":-0.9758,"rho":11.2923,"theo":250.9221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":323.77,"last_trade_time":"2026-02-09T12:26:21","percent_change":0.0,"prev_day_close":260.200012207031},{"option":"SPXW260630P06960000","bid":283.6,"bid_size":5.0,"ask":285.3,"ask_size":11.0,"iv":0.1635,"open_interest":111.0,"volume":20.0,"delta":-0.4998,"gamma":0.0006,"vega":16.3436,"theta":-0.9703,"rho":-13.1706,"theo":283.8144,"change":-16.97,"open":257.6,"high":269.08,"low":257.01,"tick":"no_change","last_trade_price":269.08,"last_trade_time":"2026-02-18T14:15:22","percent_change":-5.93253,"prev_day_close":272.650009155273},{"option":"SPXW260630C06965000","bid":247.6,"bid_size":6.0,"ask":249.3,"ask_size":6.0,"iv":0.1629,"open_interest":37.0,"volume":0.0,"delta":0.4975,"gamma":0.0006,"vega":16.3435,"theta":-0.9735,"rho":11.2293,"theo":247.9416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":320.4,"last_trade_time":"2026-02-09T12:29:19","percent_change":0.0,"prev_day_close":257.100006103516},{"option":"SPXW260630P06965000","bid":285.5,"bid_size":11.0,"ask":287.2,"ask_size":6.0,"iv":0.163,"open_interest":14.0,"volume":0.0,"delta":-0.5028,"gamma":0.0006,"vega":16.3435,"theta":-0.9672,"rho":-13.2512,"theo":285.7617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":241.4,"last_trade_time":"2026-02-10T11:22:33","percent_change":0.0,"prev_day_close":274.5},{"option":"SPXW260630C06970000","bid":244.6,"bid_size":11.0,"ask":246.3,"ask_size":6.0,"iv":0.1624,"open_interest":64.0,"volume":0.0,"delta":0.4945,"gamma":0.0006,"vega":16.3425,"theta":-0.9712,"rho":11.1661,"theo":244.9769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":317.3,"last_trade_time":"2026-02-10T11:03:22","percent_change":0.0,"prev_day_close":254.100006103516},{"option":"SPXW260630P06970000","bid":287.5,"bid_size":11.0,"ask":289.2,"ask_size":11.0,"iv":0.1626,"open_interest":13.0,"volume":0.0,"delta":-0.5059,"gamma":0.0006,"vega":16.3425,"theta":-0.9641,"rho":-13.3319,"theo":287.7247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":241.35,"last_trade_time":"2026-02-09T10:36:11","percent_change":0.0,"prev_day_close":276.449996948242},{"option":"SPXW260630C06975000","bid":241.6,"bid_size":12.0,"ask":243.4,"ask_size":6.0,"iv":0.162,"open_interest":47.0,"volume":0.0,"delta":0.4914,"gamma":0.0006,"vega":16.3407,"theta":-0.9688,"rho":11.1028,"theo":242.0282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":237.24,"last_trade_time":"2026-02-17T15:31:24","percent_change":0.0,"prev_day_close":251.100006103516},{"option":"SPXW260630P06975000","bid":289.5,"bid_size":5.0,"ask":291.2,"ask_size":6.0,"iv":0.1621,"open_interest":492.0,"volume":0.0,"delta":-0.5089,"gamma":0.0006,"vega":16.3407,"theta":-0.9609,"rho":-13.4127,"theo":289.7037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.3,"last_trade_time":"2026-02-17T15:08:12","percent_change":0.0,"prev_day_close":278.399993896484},{"option":"SPXW260630C06980000","bid":238.7,"bid_size":11.0,"ask":240.4,"ask_size":6.0,"iv":0.1616,"open_interest":21.0,"volume":0.0,"delta":0.4884,"gamma":0.0006,"vega":16.338,"theta":-0.9663,"rho":11.0392,"theo":239.0955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.17,"last_trade_time":"2026-02-05T11:20:09","percent_change":0.0,"prev_day_close":248.100006103516},{"option":"SPXW260630P06980000","bid":291.4,"bid_size":2.0,"ask":293.2,"ask_size":6.0,"iv":0.1617,"open_interest":30.0,"volume":0.0,"delta":-0.512,"gamma":0.0006,"vega":16.338,"theta":-0.9576,"rho":-13.4938,"theo":291.6987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.1,"last_trade_time":"2026-02-10T11:20:26","percent_change":0.0,"prev_day_close":280.299987792969},{"option":"SPXW260630C06985000","bid":235.8,"bid_size":7.0,"ask":237.5,"ask_size":6.0,"iv":0.1612,"open_interest":1.0,"volume":0.0,"delta":0.4853,"gamma":0.0006,"vega":16.3343,"theta":-0.9638,"rho":10.9755,"theo":236.1789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":302.32,"last_trade_time":"2026-02-09T15:39:01","percent_change":0.0,"prev_day_close":245.150001525879},{"option":"SPXW260630P06985000","bid":293.4,"bid_size":2.0,"ask":295.2,"ask_size":2.0,"iv":0.1611,"open_interest":11.0,"volume":0.0,"delta":-0.5151,"gamma":0.0006,"vega":16.3343,"theta":-0.9543,"rho":-13.5751,"theo":293.7099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":286.8,"last_trade_time":"2026-02-13T13:00:34","percent_change":0.0,"prev_day_close":282.299987792969},{"option":"SPXW260630C06990000","bid":232.9,"bid_size":11.0,"ask":234.6,"ask_size":6.0,"iv":0.1607,"open_interest":59.0,"volume":4.0,"delta":0.4822,"gamma":0.0006,"vega":16.3297,"theta":-0.9613,"rho":10.9114,"theo":233.2786,"change":13.6,"open":252.0,"high":252.0,"low":243.9,"tick":"down","last_trade_price":243.9,"last_trade_time":"2026-02-18T16:00:26","percent_change":5.90534,"prev_day_close":242.199996948242},{"option":"SPXW260630P06990000","bid":295.5,"bid_size":2.0,"ask":297.2,"ask_size":6.0,"iv":0.1608,"open_interest":97.0,"volume":0.0,"delta":-0.5182,"gamma":0.0006,"vega":16.3297,"theta":-0.9509,"rho":-13.6567,"theo":295.7373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.25,"last_trade_time":"2026-02-02T14:11:41","percent_change":0.0,"prev_day_close":284.200012207031},{"option":"SPXW260630C06995000","bid":230.0,"bid_size":7.0,"ask":231.7,"ask_size":6.0,"iv":0.1603,"open_interest":1.0,"volume":0.0,"delta":0.4791,"gamma":0.0006,"vega":16.3242,"theta":-0.9587,"rho":10.8469,"theo":230.3948,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":277.1,"last_trade_time":"2026-01-22T10:20:39","percent_change":0.0,"prev_day_close":239.25},{"option":"SPXW260630P06995000","bid":297.5,"bid_size":2.0,"ask":299.2,"ask_size":2.0,"iv":0.1602,"open_interest":7.0,"volume":0.0,"delta":-0.5213,"gamma":0.0006,"vega":16.3242,"theta":-0.9475,"rho":-13.7388,"theo":297.7812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":239.9,"last_trade_time":"2026-02-02T14:11:41","percent_change":0.0,"prev_day_close":286.200012207031},{"option":"SPXW260630C07000000","bid":227.1,"bid_size":16.0,"ask":228.9,"ask_size":6.0,"iv":0.1598,"open_interest":651.0,"volume":12.0,"delta":0.476,"gamma":0.0006,"vega":16.3178,"theta":-0.956,"rho":10.7819,"theo":227.5276,"change":-4.83,"open":227.58,"high":251.0,"low":227.58,"tick":"up","last_trade_price":237.0,"last_trade_time":"2026-02-18T15:43:05","percent_change":-2.04401,"prev_day_close":236.300003051758},{"option":"SPXW260630P07000000","bid":299.6,"bid_size":2.0,"ask":301.3,"ask_size":6.0,"iv":0.1599,"open_interest":973.0,"volume":21.0,"delta":-0.5244,"gamma":0.0006,"vega":16.3178,"theta":-0.944,"rho":-13.8212,"theo":299.8417,"change":-17.87,"open":298.21,"high":298.21,"low":271.91,"tick":"no_change","last_trade_price":284.48,"last_trade_time":"2026-02-18T14:15:22","percent_change":-5.91037,"prev_day_close":288.200012207031},{"option":"SPXW260630C07005000","bid":224.4,"bid_size":6.0,"ask":226.0,"ask_size":6.0,"iv":0.1595,"open_interest":63.0,"volume":1.0,"delta":0.4729,"gamma":0.0006,"vega":16.3103,"theta":-0.9533,"rho":10.7164,"theo":224.6772,"change":-4.83,"open":242.23,"high":242.23,"low":242.23,"tick":"up","last_trade_price":242.23,"last_trade_time":"2026-02-18T12:00:58","percent_change":-2.06941,"prev_day_close":233.399993896484},{"option":"SPXW260630P07005000","bid":301.7,"bid_size":2.0,"ask":303.4,"ask_size":2.0,"iv":0.1595,"open_interest":14.0,"volume":0.0,"delta":-0.5275,"gamma":0.0006,"vega":16.3103,"theta":-0.9405,"rho":-13.9043,"theo":301.9191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":278.7,"last_trade_time":"2026-01-08T13:00:28","percent_change":0.0,"prev_day_close":290.200012207031},{"option":"SPXW260630C07010000","bid":221.5,"bid_size":12.0,"ask":223.2,"ask_size":6.0,"iv":0.159,"open_interest":32.0,"volume":0.0,"delta":0.4697,"gamma":0.0006,"vega":16.3018,"theta":-0.9505,"rho":10.6503,"theo":221.8438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":232.76,"last_trade_time":"2026-02-13T10:34:45","percent_change":0.0,"prev_day_close":230.5},{"option":"SPXW260630P07010000","bid":303.8,"bid_size":2.0,"ask":305.5,"ask_size":6.0,"iv":0.1591,"open_interest":12.0,"volume":0.0,"delta":-0.5306,"gamma":0.0006,"vega":16.3018,"theta":-0.9369,"rho":-13.9879,"theo":304.0134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.66,"last_trade_time":"2026-02-17T14:28:52","percent_change":0.0,"prev_day_close":292.349990844727},{"option":"SPXW260630C07015000","bid":218.7,"bid_size":7.0,"ask":220.4,"ask_size":6.0,"iv":0.1586,"open_interest":26.0,"volume":3.0,"delta":0.4666,"gamma":0.0006,"vega":16.2922,"theta":-0.9476,"rho":10.5836,"theo":219.0277,"change":9.18,"open":233.47,"high":235.43,"low":225.43,"tick":"down","last_trade_price":225.43,"last_trade_time":"2026-02-18T15:00:54","percent_change":4.24509,"prev_day_close":227.600006103516},{"option":"SPXW260630P07015000","bid":305.9,"bid_size":2.0,"ask":307.6,"ask_size":2.0,"iv":0.1587,"open_interest":10.0,"volume":0.0,"delta":-0.5338,"gamma":0.0006,"vega":16.2922,"theta":-0.9332,"rho":-14.0722,"theo":306.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.1,"last_trade_time":"2026-02-13T12:56:00","percent_change":0.0,"prev_day_close":294.299987792969},{"option":"SPXW260630C07020000","bid":216.0,"bid_size":11.0,"ask":217.6,"ask_size":6.0,"iv":0.1582,"open_interest":29.0,"volume":0.0,"delta":0.4634,"gamma":0.0006,"vega":16.2816,"theta":-0.9448,"rho":10.5162,"theo":216.229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":227.16,"last_trade_time":"2026-02-13T10:34:45","percent_change":0.0,"prev_day_close":224.800003051758},{"option":"SPXW260630P07020000","bid":308.0,"bid_size":2.0,"ask":309.7,"ask_size":6.0,"iv":0.158,"open_interest":9.0,"volume":0.0,"delta":-0.537,"gamma":0.0006,"vega":16.2816,"theta":-0.9295,"rho":-14.1571,"theo":308.2541,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":290.27,"last_trade_time":"2026-01-29T11:48:50","percent_change":0.0,"prev_day_close":296.399993896484},{"option":"SPXW260630C07025000","bid":213.1,"bid_size":17.0,"ask":214.8,"ask_size":6.0,"iv":0.1577,"open_interest":75.0,"volume":0.0,"delta":0.4602,"gamma":0.0006,"vega":16.2699,"theta":-0.9418,"rho":10.4481,"theo":213.4481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":203.69,"last_trade_time":"2026-02-17T11:07:05","percent_change":0.0,"prev_day_close":221.899993896484},{"option":"SPXW260630P07025000","bid":310.2,"bid_size":2.0,"ask":311.9,"ask_size":6.0,"iv":0.1577,"open_interest":291.0,"volume":0.0,"delta":-0.5401,"gamma":0.0006,"vega":16.2699,"theta":-0.9257,"rho":-14.2427,"theo":310.4008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":255.84,"last_trade_time":"2026-02-10T11:17:46","percent_change":0.0,"prev_day_close":298.5},{"option":"SPXW260630C07030000","bid":210.3,"bid_size":16.0,"ask":212.0,"ask_size":6.0,"iv":0.1573,"open_interest":26.0,"volume":0.0,"delta":0.457,"gamma":0.0006,"vega":16.2571,"theta":-0.9388,"rho":10.3794,"theo":210.685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":249.66,"last_trade_time":"2026-02-03T12:42:48","percent_change":0.0,"prev_day_close":219.150001525879},{"option":"SPXW260630P07030000","bid":312.3,"bid_size":2.0,"ask":314.1,"ask_size":6.0,"iv":0.1574,"open_interest":47.0,"volume":0.0,"delta":-0.5433,"gamma":0.0006,"vega":16.2571,"theta":-0.9219,"rho":-14.3289,"theo":312.5655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":318.86,"last_trade_time":"2026-02-17T11:23:23","percent_change":0.0,"prev_day_close":300.600006103516},{"option":"SPXW260630C07035000","bid":207.6,"bid_size":12.0,"ask":209.3,"ask_size":6.0,"iv":0.1569,"open_interest":25.0,"volume":0.0,"delta":0.4538,"gamma":0.0006,"vega":16.2431,"theta":-0.9357,"rho":10.3102,"theo":207.9401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.44,"last_trade_time":"2026-02-17T11:07:05","percent_change":0.0,"prev_day_close":216.300003051758},{"option":"SPXW260630P07035000","bid":314.5,"bid_size":2.0,"ask":316.2,"ask_size":2.0,"iv":0.1568,"open_interest":5.0,"volume":0.0,"delta":-0.5465,"gamma":0.0006,"vega":16.2431,"theta":-0.918,"rho":-14.4158,"theo":314.7483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.1,"last_trade_time":"2026-02-12T10:57:58","percent_change":0.0,"prev_day_close":302.700012207031},{"option":"SPXW260630C07040000","bid":205.0,"bid_size":10.0,"ask":206.5,"ask_size":6.0,"iv":0.1565,"open_interest":43.0,"volume":0.0,"delta":0.4506,"gamma":0.0006,"vega":16.2281,"theta":-0.9326,"rho":10.2403,"theo":205.2135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.86,"last_trade_time":"2026-02-03T12:42:48","percent_change":0.0,"prev_day_close":213.5},{"option":"SPXW260630P07040000","bid":316.7,"bid_size":2.0,"ask":318.4,"ask_size":6.0,"iv":0.1564,"open_interest":4.0,"volume":0.0,"delta":-0.5497,"gamma":0.0006,"vega":16.2281,"theta":-0.9141,"rho":-14.5031,"theo":316.9494,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.9,"last_trade_time":"2025-12-24T12:52:11","percent_change":0.0,"prev_day_close":304.849990844727},{"option":"SPXW260630C07045000","bid":202.3,"bid_size":5.0,"ask":203.9,"ask_size":6.0,"iv":0.1561,"open_interest":18.0,"volume":0.0,"delta":0.4474,"gamma":0.0006,"vega":16.2119,"theta":-0.9294,"rho":10.1701,"theo":202.5054,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.1,"last_trade_time":"2026-01-29T12:05:33","percent_change":0.0,"prev_day_close":210.75},{"option":"SPXW260630P07045000","bid":318.9,"bid_size":2.0,"ask":320.7,"ask_size":2.0,"iv":0.1561,"open_interest":3.0,"volume":0.0,"delta":-0.553,"gamma":0.0006,"vega":16.2119,"theta":-0.9101,"rho":-14.5908,"theo":319.1691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.55,"last_trade_time":"2026-02-11T13:10:30","percent_change":0.0,"prev_day_close":307.0},{"option":"SPXW260630C07050000","bid":199.5,"bid_size":16.0,"ask":201.2,"ask_size":6.0,"iv":0.1556,"open_interest":118.0,"volume":1.0,"delta":0.4442,"gamma":0.0006,"vega":16.1946,"theta":-0.9262,"rho":10.0996,"theo":199.816,"change":22.0,"open":219.3,"high":219.3,"low":219.3,"tick":"up","last_trade_price":219.3,"last_trade_time":"2026-02-18T11:26:31","percent_change":11.1505,"prev_day_close":208.0},{"option":"SPXW260630P07050000","bid":321.2,"bid_size":2.0,"ask":322.9,"ask_size":6.0,"iv":0.1557,"open_interest":127.0,"volume":0.0,"delta":-0.5562,"gamma":0.0006,"vega":16.1946,"theta":-0.906,"rho":-14.679,"theo":321.4074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.8,"last_trade_time":"2026-02-09T15:59:55","percent_change":0.0,"prev_day_close":309.200012207031},{"option":"SPXW260630C07055000","bid":197.0,"bid_size":5.0,"ask":198.5,"ask_size":6.0,"iv":0.1553,"open_interest":42.0,"volume":0.0,"delta":0.4409,"gamma":0.0006,"vega":16.1763,"theta":-0.9229,"rho":10.0287,"theo":197.1455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.89,"last_trade_time":"2026-02-12T15:54:52","percent_change":0.0,"prev_day_close":205.300003051758},{"option":"SPXW260630P07055000","bid":323.4,"bid_size":2.0,"ask":325.2,"ask_size":2.0,"iv":0.1553,"open_interest":4.0,"volume":0.0,"delta":-0.5594,"gamma":0.0006,"vega":16.1763,"theta":-0.9019,"rho":-14.7673,"theo":323.6646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":289.5,"last_trade_time":"2026-01-30T11:32:58","percent_change":0.0,"prev_day_close":311.300003051758},{"option":"SPXW260630C07060000","bid":194.2,"bid_size":11.0,"ask":195.8,"ask_size":6.0,"iv":0.1548,"open_interest":34.0,"volume":0.0,"delta":0.4377,"gamma":0.0006,"vega":16.1568,"theta":-0.9195,"rho":9.9578,"theo":194.4939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.2,"last_trade_time":"2026-02-12T12:30:57","percent_change":0.0,"prev_day_close":202.550003051758},{"option":"SPXW260630P07060000","bid":325.7,"bid_size":2.0,"ask":327.4,"ask_size":6.0,"iv":0.1547,"open_interest":11.0,"volume":0.0,"delta":-0.5627,"gamma":0.0006,"vega":16.1568,"theta":-0.8977,"rho":-14.8558,"theo":325.9407,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":279.6,"last_trade_time":"2026-01-15T09:55:49","percent_change":0.0,"prev_day_close":313.5},{"option":"SPXW260630C07065000","bid":191.7,"bid_size":5.0,"ask":193.2,"ask_size":6.0,"iv":0.1544,"open_interest":5.0,"volume":0.0,"delta":0.4344,"gamma":0.0006,"vega":16.1364,"theta":-0.9161,"rho":9.8867,"theo":191.8614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":227.34,"last_trade_time":"2026-02-03T13:21:36","percent_change":0.0,"prev_day_close":199.899993896484},{"option":"SPXW260630P07065000","bid":328.0,"bid_size":2.0,"ask":329.7,"ask_size":2.0,"iv":0.1543,"open_interest":1.0,"volume":0.0,"delta":-0.5659,"gamma":0.0006,"vega":16.1364,"theta":-0.8935,"rho":-14.9444,"theo":328.2359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":286.5,"last_trade_time":"2026-02-11T13:10:30","percent_change":0.0,"prev_day_close":315.699996948242},{"option":"SPXW260630C07070000","bid":189.1,"bid_size":10.0,"ask":190.6,"ask_size":6.0,"iv":0.154,"open_interest":22.0,"volume":0.0,"delta":0.4312,"gamma":0.0006,"vega":16.1148,"theta":-0.9126,"rho":9.8157,"theo":189.248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":221.64,"last_trade_time":"2026-02-04T16:01:21","percent_change":0.0,"prev_day_close":197.199996948242},{"option":"SPXW260630P07070000","bid":330.3,"bid_size":2.0,"ask":332.0,"ask_size":6.0,"iv":0.1539,"open_interest":7.0,"volume":0.0,"delta":-0.5692,"gamma":0.0006,"vega":16.1148,"theta":-0.8892,"rho":-15.033,"theo":330.5503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.09,"last_trade_time":"2026-02-09T13:21:16","percent_change":0.0,"prev_day_close":318.199996948242},{"option":"SPXW260630C07075000","bid":186.5,"bid_size":10.0,"ask":188.0,"ask_size":6.0,"iv":0.1536,"open_interest":69.0,"volume":0.0,"delta":0.4279,"gamma":0.0006,"vega":16.0923,"theta":-0.9091,"rho":9.7447,"theo":186.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.9,"last_trade_time":"2026-02-13T14:41:54","percent_change":0.0,"prev_day_close":194.5},{"option":"SPXW260630P07075000","bid":332.7,"bid_size":2.0,"ask":334.4,"ask_size":6.0,"iv":0.1536,"open_interest":155.0,"volume":0.0,"delta":-0.5725,"gamma":0.0006,"vega":16.0923,"theta":-0.8848,"rho":-15.1215,"theo":332.8839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":286.37,"last_trade_time":"2026-02-11T12:16:33","percent_change":0.0,"prev_day_close":320.25},{"option":"SPXW260630C07080000","bid":183.8,"bid_size":10.0,"ask":185.4,"ask_size":6.0,"iv":0.1532,"open_interest":87.0,"volume":0.0,"delta":0.4246,"gamma":0.0006,"vega":16.0688,"theta":-0.9055,"rho":9.6738,"theo":184.0791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":198.58,"last_trade_time":"2026-02-13T12:23:17","percent_change":0.0,"prev_day_close":191.899993896484},{"option":"SPXW260630P07080000","bid":335.0,"bid_size":2.0,"ask":336.7,"ask_size":6.0,"iv":0.1531,"open_interest":9.0,"volume":0.0,"delta":-0.5758,"gamma":0.0006,"vega":16.0688,"theta":-0.8804,"rho":-15.21,"theo":335.2369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.42,"last_trade_time":"2026-02-11T12:16:33","percent_change":0.0,"prev_day_close":322.550003051758},{"option":"SPXW260630C07090000","bid":178.9,"bid_size":11.0,"ask":180.3,"ask_size":6.0,"iv":0.1524,"open_interest":89.0,"volume":0.0,"delta":0.418,"gamma":0.0006,"vega":16.0187,"theta":-0.8982,"rho":9.532,"theo":178.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.0,"last_trade_time":"2026-02-12T11:35:30","percent_change":0.0,"prev_day_close":186.650001525879},{"option":"SPXW260630P07090000","bid":339.8,"bid_size":2.0,"ask":341.5,"ask_size":6.0,"iv":0.1524,"open_interest":10.0,"volume":1.0,"delta":-0.5824,"gamma":0.0006,"vega":16.0187,"theta":-0.8715,"rho":-15.3869,"theo":340.0011,"change":-31.43,"open":311.82,"high":311.82,"low":311.82,"tick":"up","last_trade_price":311.82,"last_trade_time":"2026-02-18T10:17:52","percent_change":-9.15659,"prev_day_close":327.199996948242},{"option":"SPXW260630C07100000","bid":173.9,"bid_size":11.0,"ask":175.3,"ask_size":6.0,"iv":0.1516,"open_interest":640.0,"volume":211.0,"delta":0.4113,"gamma":0.0006,"vega":15.9644,"theta":-0.8907,"rho":9.3898,"theo":173.9751,"change":10.46,"open":175.4,"high":193.68,"low":175.4,"tick":"down","last_trade_price":182.36,"last_trade_time":"2026-02-18T15:44:37","percent_change":6.08494,"prev_day_close":181.5},{"option":"SPXW260630P07100000","bid":344.5,"bid_size":6.0,"ask":346.3,"ask_size":6.0,"iv":0.1517,"open_interest":302.0,"volume":1.0,"delta":-0.589,"gamma":0.0006,"vega":15.9644,"theta":-0.8623,"rho":-15.564,"theo":344.8437,"change":-17.83,"open":330.52,"high":330.52,"low":330.52,"tick":"up","last_trade_price":330.52,"last_trade_time":"2026-02-18T15:44:37","percent_change":-5.11842,"prev_day_close":331.899993896484},{"option":"SPXW260630C07110000","bid":168.8,"bid_size":11.0,"ask":170.4,"ask_size":6.0,"iv":0.1508,"open_interest":32.0,"volume":10.0,"delta":0.4047,"gamma":0.0006,"vega":15.9056,"theta":-0.8829,"rho":9.2467,"theo":169.0417,"change":21.38,"open":188.43,"high":188.43,"low":188.43,"tick":"no_change","last_trade_price":188.43,"last_trade_time":"2026-02-18T10:58:17","percent_change":12.7986,"prev_day_close":176.5},{"option":"SPXW260630P07110000","bid":349.6,"bid_size":2.0,"ask":351.3,"ask_size":6.0,"iv":0.1509,"open_interest":14.0,"volume":0.0,"delta":-0.5957,"gamma":0.0006,"vega":15.9056,"theta":-0.853,"rho":-15.7422,"theo":349.7658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":295.45,"last_trade_time":"2026-01-28T13:39:40","percent_change":0.0,"prev_day_close":336.699996948242},{"option":"SPXW260630C07120000","bid":164.0,"bid_size":11.0,"ask":165.6,"ask_size":6.0,"iv":0.15,"open_interest":17.0,"volume":2.0,"delta":0.398,"gamma":0.0006,"vega":15.842,"theta":-0.875,"rho":9.102,"theo":164.189,"change":12.09,"open":174.84,"high":174.84,"low":174.29,"tick":"down","last_trade_price":174.29,"last_trade_time":"2026-02-18T14:18:06","percent_change":7.45376,"prev_day_close":171.449996948242},{"option":"SPXW260630P07120000","bid":354.6,"bid_size":2.0,"ask":356.3,"ask_size":6.0,"iv":0.1501,"open_interest":39.0,"volume":0.0,"delta":-0.6024,"gamma":0.0006,"vega":15.842,"theta":-0.8434,"rho":-15.9221,"theo":354.7685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":412.97,"last_trade_time":"2025-12-01T10:45:51","percent_change":0.0,"prev_day_close":341.550003051758},{"option":"SPXW260630C07125000","bid":161.6,"bid_size":11.0,"ask":163.2,"ask_size":6.0,"iv":0.1496,"open_interest":38.0,"volume":0.0,"delta":0.3946,"gamma":0.0006,"vega":15.8082,"theta":-0.8709,"rho":9.0288,"theo":161.7933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":198.35,"last_trade_time":"2026-02-03T13:06:31","percent_change":0.0,"prev_day_close":169.0},{"option":"SPXW260630P07125000","bid":357.1,"bid_size":2.0,"ask":358.8,"ask_size":6.0,"iv":0.1496,"open_interest":149.0,"volume":0.0,"delta":-0.6057,"gamma":0.0006,"vega":15.8082,"theta":-0.8385,"rho":-16.0128,"theo":357.3006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":298.61,"last_trade_time":"2026-02-09T15:33:57","percent_change":0.0,"prev_day_close":344.0},{"option":"SPXW260630C07130000","bid":159.4,"bid_size":11.0,"ask":160.8,"ask_size":6.0,"iv":0.1493,"open_interest":16.0,"volume":0.0,"delta":0.3913,"gamma":0.0006,"vega":15.7731,"theta":-0.8668,"rho":8.955,"theo":159.4184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.69,"last_trade_time":"2026-02-03T13:06:31","percent_change":0.0,"prev_day_close":166.550003051758},{"option":"SPXW260630P07130000","bid":359.7,"bid_size":2.0,"ask":361.4,"ask_size":6.0,"iv":0.1493,"open_interest":21.0,"volume":0.0,"delta":-0.6091,"gamma":0.0006,"vega":15.7731,"theta":-0.8336,"rho":-16.1041,"theo":359.8534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":365.4,"last_trade_time":"2026-02-12T13:12:38","percent_change":0.0,"prev_day_close":346.5},{"option":"SPXW260630C07140000","bid":154.5,"bid_size":11.0,"ask":156.1,"ask_size":6.0,"iv":0.1484,"open_interest":9.0,"volume":0.0,"delta":0.3845,"gamma":0.0006,"vega":15.6989,"theta":-0.8584,"rho":8.806,"theo":154.7316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.05,"last_trade_time":"2026-02-10T16:05:28","percent_change":0.0,"prev_day_close":161.75},{"option":"SPXW260630P07140000","bid":364.7,"bid_size":2.0,"ask":366.5,"ask_size":6.0,"iv":0.1483,"open_interest":14.0,"volume":0.0,"delta":-0.6158,"gamma":0.0006,"vega":15.6989,"theta":-0.8236,"rho":-16.2882,"theo":365.0221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":322.08,"last_trade_time":"2026-01-30T11:02:56","percent_change":0.0,"prev_day_close":351.5},{"option":"SPXW260630C07150000","bid":150.0,"bid_size":11.0,"ask":151.5,"ask_size":7.0,"iv":0.1477,"open_interest":248.0,"volume":1.0,"delta":0.3778,"gamma":0.0006,"vega":15.6192,"theta":-0.8499,"rho":8.6552,"theo":150.13,"change":18.1,"open":166.5,"high":166.5,"low":166.5,"tick":"up","last_trade_price":166.5,"last_trade_time":"2026-02-18T11:26:31","percent_change":12.1968,"prev_day_close":156.949996948242},{"option":"SPXW260630P07150000","bid":370.1,"bid_size":2.0,"ask":371.8,"ask_size":6.0,"iv":0.1478,"open_interest":68.0,"volume":0.0,"delta":-0.6226,"gamma":0.0006,"vega":15.6192,"theta":-0.8134,"rho":-16.4741,"theo":370.2759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":323.68,"last_trade_time":"2026-01-16T11:12:15","percent_change":0.0,"prev_day_close":356.650009155273},{"option":"SPXW260630C07160000","bid":145.6,"bid_size":11.0,"ask":146.9,"ask_size":7.0,"iv":0.147,"open_interest":4.0,"volume":0.0,"delta":0.371,"gamma":0.0006,"vega":15.5343,"theta":-0.8411,"rho":8.5037,"theo":145.6146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":142.5,"last_trade_time":"2026-02-05T15:39:27","percent_change":0.0,"prev_day_close":152.349998474121},{"option":"SPXW260630P07160000","bid":375.4,"bid_size":2.0,"ask":377.1,"ask_size":6.0,"iv":0.147,"open_interest":4.0,"volume":0.0,"delta":-0.6293,"gamma":0.0006,"vega":15.5343,"theta":-0.803,"rho":-16.6606,"theo":375.6159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":342.49,"last_trade_time":"2026-01-23T10:14:58","percent_change":0.0,"prev_day_close":361.849990844727},{"option":"SPXW260630C07170000","bid":141.0,"bid_size":11.0,"ask":142.5,"ask_size":7.0,"iv":0.1462,"open_interest":9.0,"volume":0.0,"delta":0.3643,"gamma":0.0006,"vega":15.4446,"theta":-0.8322,"rho":8.3523,"theo":141.1859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":196.0,"last_trade_time":"2026-01-29T14:39:52","percent_change":0.0,"prev_day_close":147.75},{"option":"SPXW260630P07170000","bid":380.7,"bid_size":2.0,"ask":382.5,"ask_size":5.0,"iv":0.1463,"open_interest":8.0,"volume":0.0,"delta":-0.6361,"gamma":0.0006,"vega":15.4446,"theta":-0.7924,"rho":-16.847,"theo":381.0426,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.84,"last_trade_time":"2026-02-04T15:35:43","percent_change":0.0,"prev_day_close":367.100006103516},{"option":"SPXW260630C07175000","bid":138.8,"bid_size":12.0,"ask":140.3,"ask_size":7.0,"iv":0.1459,"open_interest":176.0,"volume":0.0,"delta":0.3609,"gamma":0.0006,"vega":15.3982,"theta":-0.8276,"rho":8.277,"theo":139.0041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":160.87,"last_trade_time":"2026-02-06T10:34:59","percent_change":0.0,"prev_day_close":145.449996948242},{"option":"SPXW260630P07175000","bid":383.6,"bid_size":2.0,"ask":385.3,"ask_size":5.0,"iv":0.146,"open_interest":81.0,"volume":0.0,"delta":-0.6395,"gamma":0.0006,"vega":15.3982,"theta":-0.787,"rho":-16.9399,"theo":383.7886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":407.18,"last_trade_time":"2026-02-13T15:31:58","percent_change":0.0,"prev_day_close":369.75},{"option":"SPXW260630C07180000","bid":136.8,"bid_size":12.0,"ask":138.1,"ask_size":7.0,"iv":0.1455,"open_interest":6.0,"volume":0.0,"delta":0.3575,"gamma":0.0006,"vega":15.3507,"theta":-0.823,"rho":8.2019,"theo":136.844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":143.76,"last_trade_time":"2026-02-05T14:22:01","percent_change":0.0,"prev_day_close":143.25},{"option":"SPXW260630P07180000","bid":386.2,"bid_size":2.0,"ask":388.0,"ask_size":5.0,"iv":0.1455,"open_interest":12.0,"volume":0.0,"delta":-0.6429,"gamma":0.0006,"vega":15.3507,"theta":-0.7816,"rho":-17.0326,"theo":386.5562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":393.69,"last_trade_time":"2026-02-12T12:58:44","percent_change":0.0,"prev_day_close":372.449996948242},{"option":"SPXW260630C07190000","bid":132.4,"bid_size":12.0,"ask":133.9,"ask_size":7.0,"iv":0.1448,"open_interest":40.0,"volume":0.0,"delta":0.3507,"gamma":0.0006,"vega":15.2529,"theta":-0.8137,"rho":8.0526,"theo":132.5889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":135.64,"last_trade_time":"2026-02-05T12:04:05","percent_change":0.0,"prev_day_close":138.849998474121},{"option":"SPXW260630P07190000","bid":391.8,"bid_size":2.0,"ask":393.6,"ask_size":5.0,"iv":0.1448,"open_interest":10.0,"volume":0.0,"delta":-0.6496,"gamma":0.0006,"vega":15.2529,"theta":-0.7707,"rho":-17.2169,"theo":392.1566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":367.5,"last_trade_time":"2026-01-08T14:15:41","percent_change":0.0,"prev_day_close":377.899993896484},{"option":"SPXW260630C07200000","bid":128.2,"bid_size":12.0,"ask":129.7,"ask_size":8.0,"iv":0.1441,"open_interest":636.0,"volume":0.0,"delta":0.3439,"gamma":0.0006,"vega":15.1513,"theta":-0.8042,"rho":7.9041,"theo":128.4204,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.75,"last_trade_time":"2026-02-17T12:18:13","percent_change":0.0,"prev_day_close":134.550003051758},{"option":"SPXW260630P07200000","bid":397.5,"bid_size":1.0,"ask":399.3,"ask_size":1.0,"iv":0.1441,"open_interest":44.0,"volume":1.0,"delta":-0.6564,"gamma":0.0006,"vega":15.1513,"theta":-0.7595,"rho":-17.4005,"theo":397.8435,"change":-5.68,"open":396.22,"high":396.22,"low":396.22,"tick":"up","last_trade_price":396.22,"last_trade_time":"2026-02-18T09:52:06","percent_change":-1.41329,"prev_day_close":383.449996948242},{"option":"SPXW260630C07210000","bid":124.1,"bid_size":12.0,"ask":125.6,"ask_size":8.0,"iv":0.1433,"open_interest":18.0,"volume":0.0,"delta":0.3372,"gamma":0.0006,"vega":15.0455,"theta":-0.7946,"rho":7.7556,"theo":124.3386,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":162.2,"last_trade_time":"2026-01-30T13:33:55","percent_change":0.0,"prev_day_close":130.25},{"option":"SPXW260630P07210000","bid":403.4,"bid_size":1.0,"ask":405.1,"ask_size":1.0,"iv":0.1434,"open_interest":6.0,"volume":0.0,"delta":-0.6632,"gamma":0.0006,"vega":15.0455,"theta":-0.7483,"rho":-17.584,"theo":403.6172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":397.4,"last_trade_time":"2026-02-04T16:03:10","percent_change":0.0,"prev_day_close":389.050003051758},{"option":"SPXW260630C07220000","bid":120.3,"bid_size":13.0,"ask":121.6,"ask_size":15.0,"iv":0.1427,"open_interest":38.0,"volume":0.0,"delta":0.3304,"gamma":0.0006,"vega":14.935,"theta":-0.7848,"rho":7.6064,"theo":120.3439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":170.91,"last_trade_time":"2026-02-11T09:40:25","percent_change":0.0,"prev_day_close":126.149997711182},{"option":"SPXW260630P07220000","bid":409.1,"bid_size":1.0,"ask":410.9,"ask_size":1.0,"iv":0.1427,"open_interest":0.0,"volume":0.0,"delta":-0.67,"gamma":0.0006,"vega":14.935,"theta":-0.7368,"rho":-17.7683,"theo":409.4779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":394.75},{"option":"SPXW260630C07225000","bid":118.2,"bid_size":13.0,"ask":119.6,"ask_size":8.0,"iv":0.1424,"open_interest":188.0,"volume":0.0,"delta":0.327,"gamma":0.0006,"vega":14.8778,"theta":-0.7798,"rho":7.5314,"theo":118.3794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":127.79,"last_trade_time":"2026-02-12T12:20:10","percent_change":0.0,"prev_day_close":124.049999237061},{"option":"SPXW260630P07225000","bid":412.2,"bid_size":1.0,"ask":413.9,"ask_size":1.0,"iv":0.1424,"open_interest":18.0,"volume":1.0,"delta":-0.6733,"gamma":0.0006,"vega":14.8778,"theta":-0.7311,"rho":-17.8609,"theo":412.4411,"change":-5.95,"open":410.8,"high":410.8,"low":410.8,"tick":"up","last_trade_price":410.8,"last_trade_time":"2026-02-18T09:52:06","percent_change":-1.42771,"prev_day_close":397.650009155273},{"option":"SPXW260630C07230000","bid":116.2,"bid_size":13.0,"ask":117.6,"ask_size":8.0,"iv":0.142,"open_interest":4.0,"volume":0.0,"delta":0.3237,"gamma":0.0006,"vega":14.8193,"theta":-0.7748,"rho":7.4559,"theo":116.4369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":166.01,"last_trade_time":"2026-02-11T09:40:25","percent_change":0.0,"prev_day_close":122.049999237061},{"option":"SPXW260630P07230000","bid":415.0,"bid_size":1.0,"ask":416.8,"ask_size":1.0,"iv":0.1421,"open_interest":0.0,"volume":0.0,"delta":-0.6767,"gamma":0.0006,"vega":14.8193,"theta":-0.7252,"rho":-17.9539,"theo":415.4263,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":400.550003051758},{"option":"SPXW260630C07240000","bid":112.5,"bid_size":13.0,"ask":113.8,"ask_size":16.0,"iv":0.1414,"open_interest":21.0,"volume":0.0,"delta":0.317,"gamma":0.0006,"vega":14.6979,"theta":-0.7647,"rho":7.304,"theo":112.6181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":160.2,"last_trade_time":"2026-02-10T11:21:20","percent_change":0.0,"prev_day_close":118.049999237061},{"option":"SPXW260630P07240000","bid":421.2,"bid_size":1.0,"ask":422.9,"ask_size":1.0,"iv":0.1414,"open_interest":4.0,"volume":0.0,"delta":-0.6834,"gamma":0.0006,"vega":14.6979,"theta":-0.7135,"rho":-18.1408,"theo":421.463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":425.0,"last_trade_time":"2026-02-12T11:29:29","percent_change":0.0,"prev_day_close":406.449996948242},{"option":"SPXW260630C07250000","bid":108.8,"bid_size":14.0,"ask":110.0,"ask_size":16.0,"iv":0.1407,"open_interest":928.0,"volume":2.0,"delta":0.3103,"gamma":0.0006,"vega":14.571,"theta":-0.7545,"rho":7.1515,"theo":108.8881,"change":2.8,"open":111.5,"high":111.5,"low":110.4,"tick":"down","last_trade_price":110.4,"last_trade_time":"2026-02-18T15:21:01","percent_change":2.60223,"prev_day_close":114.149997711182},{"option":"SPXW260630P07250000","bid":427.3,"bid_size":1.0,"ask":429.0,"ask_size":1.0,"iv":0.1407,"open_interest":60.0,"volume":0.0,"delta":-0.6901,"gamma":0.0006,"vega":14.571,"theta":-0.7016,"rho":-18.3284,"theo":427.5884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":392.06,"last_trade_time":"2026-01-08T15:40:51","percent_change":0.0,"prev_day_close":412.399993896484},{"option":"SPXW260630C07260000","bid":105.1,"bid_size":14.0,"ask":106.3,"ask_size":8.0,"iv":0.14,"open_interest":63.0,"volume":0.0,"delta":0.3036,"gamma":0.0006,"vega":14.4389,"theta":-0.7441,"rho":6.9992,"theo":105.2467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":109.27,"last_trade_time":"2026-02-17T13:56:17","percent_change":0.0,"prev_day_close":110.350002288818},{"option":"SPXW260630P07260000","bid":433.3,"bid_size":1.0,"ask":435.2,"ask_size":1.0,"iv":0.1401,"open_interest":0.0,"volume":0.0,"delta":-0.6968,"gamma":0.0006,"vega":14.4389,"theta":-0.6896,"rho":-18.5159,"theo":433.8025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":418.449996948242},{"option":"SPXW260630C07270000","bid":101.5,"bid_size":14.0,"ask":102.8,"ask_size":17.0,"iv":0.1394,"open_interest":30.0,"volume":0.0,"delta":0.297,"gamma":0.0006,"vega":14.3026,"theta":-0.7336,"rho":6.8482,"theo":101.6933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":103.5,"last_trade_time":"2026-02-17T13:45:07","percent_change":0.0,"prev_day_close":106.649997711182},{"option":"SPXW260630P07270000","bid":437.1,"bid_size":4.0,"ask":443.4,"ask_size":4.0,"iv":0.1392,"open_interest":3.0,"volume":0.0,"delta":-0.7034,"gamma":0.0006,"vega":14.3026,"theta":-0.6775,"rho":-18.7018,"theo":440.1046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":444.6,"last_trade_time":"2026-02-12T13:12:38","percent_change":0.0,"prev_day_close":424.600006103516},{"option":"SPXW260630C07275000","bid":99.7,"bid_size":14.0,"ask":101.0,"ask_size":17.0,"iv":0.1391,"open_interest":282.0,"volume":0.0,"delta":0.2936,"gamma":0.0006,"vega":14.233,"theta":-0.7283,"rho":6.7735,"theo":99.9493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":101.75,"last_trade_time":"2026-02-17T13:45:07","percent_change":0.0,"prev_day_close":104.799999237061},{"option":"SPXW260630P07275000","bid":440.2,"bid_size":4.0,"ask":446.5,"ask_size":4.0,"iv":0.1388,"open_interest":92.0,"volume":0.0,"delta":-0.7067,"gamma":0.0006,"vega":14.233,"theta":-0.6714,"rho":-18.7941,"theo":443.2883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":367.11,"last_trade_time":"2026-02-10T11:17:46","percent_change":0.0,"prev_day_close":427.149993896484},{"option":"SPXW260630C07300000","bid":91.2,"bid_size":15.0,"ask":92.5,"ask_size":18.0,"iv":0.1375,"open_interest":903.0,"volume":7.0,"delta":0.2773,"gamma":0.0006,"vega":13.8744,"theta":-0.7014,"rho":6.4072,"theo":91.5505,"change":5.2,"open":104.0,"high":104.13,"low":95.5,"tick":"down","last_trade_price":95.5,"last_trade_time":"2026-02-18T15:42:00","percent_change":5.75858,"prev_day_close":96.0},{"option":"SPXW260630P07300000","bid":456.4,"bid_size":4.0,"ask":462.8,"ask_size":4.0,"iv":0.1374,"open_interest":67.0,"volume":0.0,"delta":-0.7231,"gamma":0.0006,"vega":13.8744,"theta":-0.6404,"rho":-19.2481,"theo":459.5281,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":458.46,"last_trade_time":"2026-02-13T10:34:05","percent_change":0.0,"prev_day_close":442.900009155273},{"option":"SPXW260630C07325000","bid":83.4,"bid_size":15.0,"ask":84.6,"ask_size":18.0,"iv":0.1361,"open_interest":143.0,"volume":2.0,"delta":0.2612,"gamma":0.0006,"vega":13.495,"theta":-0.6739,"rho":6.0448,"theo":83.6768,"change":11.47,"open":93.97,"high":93.97,"low":93.97,"tick":"no_change","last_trade_price":93.97,"last_trade_time":"2026-02-18T11:51:01","percent_change":13.903,"prev_day_close":87.75},{"option":"SPXW260630P07325000","bid":472.8,"bid_size":4.0,"ask":479.4,"ask_size":4.0,"iv":0.1357,"open_interest":47.0,"volume":0.0,"delta":-0.7392,"gamma":0.0006,"vega":13.495,"theta":-0.6088,"rho":-19.6982,"theo":476.293,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":530.12,"last_trade_time":"2026-02-05T15:46:11","percent_change":0.0,"prev_day_close":459.25},{"option":"SPXW260630C07350000","bid":76.0,"bid_size":16.0,"ask":77.2,"ask_size":20.0,"iv":0.1347,"open_interest":469.0,"volume":0.0,"delta":0.2454,"gamma":0.0006,"vega":13.0868,"theta":-0.6459,"rho":5.6817,"theo":76.3218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":76.91,"last_trade_time":"2026-02-17T11:21:11","percent_change":0.0,"prev_day_close":80.0},{"option":"SPXW260630P07350000","bid":489.9,"bid_size":4.0,"ask":496.6,"ask_size":3.0,"iv":0.1343,"open_interest":49.0,"volume":0.0,"delta":-0.755,"gamma":0.0006,"vega":13.0868,"theta":-0.5767,"rho":-20.149,"theo":493.5766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.52,"last_trade_time":"2026-02-10T12:51:47","percent_change":0.0,"prev_day_close":476.25},{"option":"SPXW260630C07375000","bid":69.1,"bid_size":6.0,"ask":70.3,"ask_size":21.0,"iv":0.1334,"open_interest":304.0,"volume":0.0,"delta":0.23,"gamma":0.0006,"vega":12.6556,"theta":-0.6176,"rho":5.3295,"theo":69.4725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.6,"last_trade_time":"2026-02-17T11:05:52","percent_change":0.0,"prev_day_close":72.7999992370606},{"option":"SPXW260630P07375000","bid":507.8,"bid_size":4.0,"ask":514.0,"ask_size":3.0,"iv":0.1328,"open_interest":32.0,"volume":0.0,"delta":-0.7703,"gamma":0.0006,"vega":12.6556,"theta":-0.5443,"rho":-20.5889,"theo":511.3659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":439.8,"last_trade_time":"2026-01-30T10:13:08","percent_change":0.0,"prev_day_close":493.649993896484},{"option":"SPXW260630C07400000","bid":62.7,"bid_size":22.0,"ask":63.8,"ask_size":26.0,"iv":0.1321,"open_interest":1797.0,"volume":300.0,"delta":0.2151,"gamma":0.0005,"vega":12.2142,"theta":-0.589,"rho":4.9925,"theo":63.1046,"change":7.91,"open":69.96,"high":69.96,"low":69.96,"tick":"up","last_trade_price":69.96,"last_trade_time":"2026-02-18T10:37:08","percent_change":12.7478,"prev_day_close":66.1500015258789},{"option":"SPXW260630P07400000","bid":525.9,"bid_size":4.0,"ask":532.4,"ask_size":4.0,"iv":0.1316,"open_interest":26.0,"volume":0.0,"delta":-0.7853,"gamma":0.0005,"vega":12.2142,"theta":-0.5116,"rho":-21.0135,"theo":529.6367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":511.81,"last_trade_time":"2026-02-04T12:21:51","percent_change":0.0,"prev_day_close":511.75},{"option":"SPXW260630C07425000","bid":56.7,"bid_size":20.0,"ask":57.9,"ask_size":22.0,"iv":0.1309,"open_interest":184.0,"volume":5.0,"delta":0.2006,"gamma":0.0005,"vega":11.7594,"theta":-0.5604,"rho":4.6608,"theo":57.1998,"change":4.3,"open":64.6,"high":65.05,"low":60.5,"tick":"down","last_trade_price":60.5,"last_trade_time":"2026-02-18T14:40:36","percent_change":7.65125,"prev_day_close":59.9499988555908},{"option":"SPXW260630P07425000","bid":544.6,"bid_size":4.0,"ask":551.4,"ask_size":4.0,"iv":0.1305,"open_interest":36.0,"volume":0.0,"delta":-0.7997,"gamma":0.0005,"vega":11.7594,"theta":-0.4789,"rho":-21.4329,"theo":548.3705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":462.83,"last_trade_time":"2026-02-09T15:33:57","percent_change":0.0,"prev_day_close":529.5},{"option":"SPXW260630C07450000","bid":51.2,"bid_size":21.0,"ask":52.5,"ask_size":24.0,"iv":0.1298,"open_interest":335.0,"volume":3.0,"delta":0.1867,"gamma":0.0005,"vega":11.2847,"theta":-0.5318,"rho":4.3361,"theo":51.746,"change":8.1,"open":58.9,"high":58.9,"low":58.9,"tick":"up","last_trade_price":58.9,"last_trade_time":"2026-02-18T11:15:12","percent_change":15.9449,"prev_day_close":54.25},{"option":"SPXW260630P07450000","bid":563.6,"bid_size":4.0,"ask":570.6,"ask_size":4.0,"iv":0.1293,"open_interest":54.0,"volume":0.0,"delta":-0.8137,"gamma":0.0005,"vega":11.2847,"theta":-0.4462,"rho":-21.8453,"theo":567.5553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":484.4,"last_trade_time":"2026-02-09T15:37:06","percent_change":0.0,"prev_day_close":548.849975585938},{"option":"SPXW260630C07475000","bid":46.3,"bid_size":8.0,"ask":47.5,"ask_size":25.0,"iv":0.1289,"open_interest":186.0,"volume":5.0,"delta":0.1733,"gamma":0.0005,"vega":10.8011,"theta":-0.5034,"rho":4.0295,"theo":46.7217,"change":6.29,"open":52.19,"high":52.19,"low":52.19,"tick":"up","last_trade_price":52.19,"last_trade_time":"2026-02-18T13:31:07","percent_change":13.7037,"prev_day_close":48.9499988555908},{"option":"SPXW260630P07475000","bid":582.8,"bid_size":4.0,"ask":589.7,"ask_size":3.0,"iv":0.1278,"open_interest":4.0,"volume":0.0,"delta":-0.827,"gamma":0.0005,"vega":10.8011,"theta":-0.4138,"rho":-22.2396,"theo":587.1697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":770.49,"last_trade_time":"2025-11-07T11:57:35","percent_change":0.0,"prev_day_close":568.450012207031},{"option":"SPXW260630C07500000","bid":41.7,"bid_size":8.0,"ask":42.8,"ask_size":24.0,"iv":0.1279,"open_interest":542.0,"volume":7.0,"delta":0.1605,"gamma":0.0005,"vega":10.3189,"theta":-0.4753,"rho":3.7372,"theo":42.102,"change":4.05,"open":47.4,"high":47.84,"low":45.38,"tick":"up","last_trade_price":45.4,"last_trade_time":"2026-02-18T14:32:49","percent_change":9.79444,"prev_day_close":44.1499996185303},{"option":"SPXW260630P07500000","bid":603.2,"bid_size":4.0,"ask":610.3,"ask_size":4.0,"iv":0.1273,"open_interest":8.0,"volume":0.0,"delta":-0.8398,"gamma":0.0005,"vega":10.3189,"theta":-0.3816,"rho":-22.6195,"theo":607.1886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":544.05,"last_trade_time":"2026-01-30T14:53:05","percent_change":0.0,"prev_day_close":588.299987792969},{"option":"SPXW260630C07525000","bid":37.4,"bid_size":25.0,"ask":38.6,"ask_size":25.0,"iv":0.1269,"open_interest":102.0,"volume":0.0,"delta":0.1483,"gamma":0.0004,"vega":9.8315,"theta":-0.4477,"rho":3.4523,"theo":37.8709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.97,"last_trade_time":"2026-02-12T10:49:39","percent_change":0.0,"prev_day_close":39.6999988555908},{"option":"SPXW260630P07525000","bid":623.5,"bid_size":3.0,"ask":630.5,"ask_size":2.0,"iv":0.1262,"open_interest":0.0,"volume":0.0,"delta":-0.852,"gamma":0.0004,"vega":9.8315,"theta":-0.3499,"rho":-22.9922,"theo":627.596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":618.5,"last_trade_time":"2025-12-08T10:00:07","percent_change":0.0,"prev_day_close":608.549987792969},{"option":"SPXW260630C07550000","bid":33.6,"bid_size":22.0,"ask":34.7,"ask_size":26.0,"iv":0.1261,"open_interest":236.0,"volume":2.0,"delta":0.1368,"gamma":0.0004,"vega":9.3376,"theta":-0.4207,"rho":3.1824,"theo":34.0113,"change":5.1,"open":35.22,"high":38.6,"low":35.22,"tick":"up","last_trade_price":38.6,"last_trade_time":"2026-02-18T10:37:51","percent_change":15.2239,"prev_day_close":35.6499996185303},{"option":"SPXW260630P07550000","bid":644.3,"bid_size":3.0,"ask":651.3,"ask_size":2.0,"iv":0.1253,"open_interest":0.0,"volume":0.0,"delta":-0.8636,"gamma":0.0004,"vega":9.3376,"theta":-0.3189,"rho":-23.3496,"theo":648.3751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":629.200012207031},{"option":"SPXW260630C07575000","bid":30.1,"bid_size":25.0,"ask":31.2,"ask_size":29.0,"iv":0.1253,"open_interest":65.0,"volume":1.0,"delta":0.1258,"gamma":0.0004,"vega":8.8506,"theta":-0.3945,"rho":2.9321,"theo":30.4978,"change":1.57,"open":31.67,"high":31.67,"low":31.67,"tick":"down","last_trade_price":31.67,"last_trade_time":"2026-02-18T09:45:43","percent_change":5.21595,"prev_day_close":32.0000009536743},{"option":"SPXW260630P07575000","bid":665.3,"bid_size":3.0,"ask":672.5,"ask_size":2.0,"iv":0.1244,"open_interest":0.0,"volume":0.0,"delta":-0.8745,"gamma":0.0004,"vega":8.8506,"theta":-0.2885,"rho":-23.6876,"theo":669.5003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":650.149993896484},{"option":"SPXW260630C07600000","bid":27.1,"bid_size":28.0,"ask":28.0,"ask_size":54.0,"iv":0.1247,"open_interest":1410.0,"volume":3.0,"delta":0.1155,"gamma":0.0004,"vega":8.3744,"theta":-0.3691,"rho":2.6935,"theo":27.3086,"change":2.66,"open":31.34,"high":31.34,"low":29.66,"tick":"down","last_trade_price":29.66,"last_trade_time":"2026-02-18T14:20:03","percent_change":9.85185,"prev_day_close":28.8500003814697},{"option":"SPXW260630P07600000","bid":686.7,"bid_size":3.0,"ask":694.3,"ask_size":3.0,"iv":0.1238,"open_interest":2.0,"volume":0.0,"delta":-0.8848,"gamma":0.0004,"vega":8.3744,"theta":-0.259,"rho":-24.014,"theo":690.9496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":588.48,"last_trade_time":"2026-01-28T13:11:20","percent_change":0.0,"prev_day_close":671.5},{"option":"SPXW260630C07625000","bid":24.1,"bid_size":16.0,"ask":25.2,"ask_size":55.0,"iv":0.124,"open_interest":143.0,"volume":0.0,"delta":0.1059,"gamma":0.0004,"vega":7.9024,"theta":-0.3447,"rho":2.4664,"theo":24.4273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":24.0,"last_trade_time":"2026-02-17T12:34:44","percent_change":0.0,"prev_day_close":25.75},{"option":"SPXW260630P07625000","bid":708.5,"bid_size":3.0,"ask":716.1,"ask_size":3.0,"iv":0.1232,"open_interest":0.0,"volume":0.0,"delta":-0.8945,"gamma":0.0004,"vega":7.9024,"theta":-0.2305,"rho":-24.3288,"theo":712.707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":693.100006103516},{"option":"SPXW260630C07650000","bid":21.6,"bid_size":32.0,"ask":22.6,"ask_size":59.0,"iv":0.1235,"open_interest":169.0,"volume":1.0,"delta":0.0969,"gamma":0.0003,"vega":7.4387,"theta":-0.3213,"rho":2.258,"theo":21.8319,"change":3.35,"open":25.0,"high":25.0,"low":25.0,"tick":"up","last_trade_price":25.0,"last_trade_time":"2026-02-18T11:14:10","percent_change":15.4734,"prev_day_close":23.0500001907349},{"option":"SPXW260630P07650000","bid":730.6,"bid_size":3.0,"ask":738.2,"ask_size":3.0,"iv":0.1226,"open_interest":0.0,"volume":0.0,"delta":-0.9035,"gamma":0.0003,"vega":7.4387,"theta":-0.203,"rho":-24.6248,"theo":734.7502,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.850006103516},{"option":"SPXW260630C07675000","bid":19.3,"bid_size":34.0,"ask":20.2,"ask_size":40.0,"iv":0.123,"open_interest":11.0,"volume":0.0,"delta":0.0886,"gamma":0.0003,"vega":6.9932,"theta":-0.299,"rho":2.0657,"theo":19.4976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":35.19,"last_trade_time":"2026-02-10T10:37:40","percent_change":0.0,"prev_day_close":20.6499996185303},{"option":"SPXW260630P07675000","bid":752.8,"bid_size":3.0,"ask":760.3,"ask_size":2.0,"iv":0.1218,"open_interest":0.0,"volume":0.0,"delta":-0.9118,"gamma":0.0003,"vega":6.9932,"theta":-0.1766,"rho":-24.9048,"theo":757.0545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.100006103516},{"option":"SPXW260630C07700000","bid":17.3,"bid_size":29.0,"ask":18.1,"ask_size":72.0,"iv":0.1226,"open_interest":2746.0,"volume":1.0,"delta":0.0808,"gamma":0.0003,"vega":6.5649,"theta":-0.2778,"rho":1.8838,"theo":17.406,"change":2.45,"open":19.9,"high":19.9,"low":19.9,"tick":"up","last_trade_price":19.9,"last_trade_time":"2026-02-18T10:24:44","percent_change":14.0401,"prev_day_close":18.5},{"option":"SPXW260630P07700000","bid":775.3,"bid_size":3.0,"ask":783.3,"ask_size":3.0,"iv":0.1216,"open_interest":0.0,"volume":0.0,"delta":-0.9196,"gamma":0.0003,"vega":6.5649,"theta":-0.1514,"rho":-25.1743,"theo":779.6015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":715.01,"last_trade_time":"2026-01-05T10:32:12","percent_change":0.0,"prev_day_close":759.600006103516},{"option":"SPXW260630C07750000","bid":13.8,"bid_size":35.0,"ask":14.5,"ask_size":75.0,"iv":0.1219,"open_interest":107.0,"volume":1.0,"delta":0.0671,"gamma":0.0003,"vega":5.7524,"theta":-0.2392,"rho":1.5649,"theo":13.8743,"change":1.34,"open":15.29,"high":15.29,"low":15.29,"tick":"up","last_trade_price":15.29,"last_trade_time":"2026-02-18T14:20:03","percent_change":9.60574,"prev_day_close":14.75},{"option":"SPXW260630P07750000","bid":821.1,"bid_size":3.0,"ask":828.8,"ask_size":3.0,"iv":0.1206,"open_interest":26.0,"volume":0.0,"delta":-0.9332,"gamma":0.0003,"vega":5.7524,"theta":-0.1046,"rho":-25.6686,"theo":825.3471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1047.27,"last_trade_time":"2025-11-20T15:15:37","percent_change":0.0,"prev_day_close":805.75},{"option":"SPXW260630C07800000","bid":11.0,"bid_size":52.0,"ask":11.7,"ask_size":99.0,"iv":0.1215,"open_interest":1021.0,"volume":0.0,"delta":0.0557,"gamma":0.0002,"vega":5.0235,"theta":-0.2054,"rho":1.2962,"theo":11.0761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":20.26,"last_trade_time":"2026-02-09T13:12:30","percent_change":0.0,"prev_day_close":11.8500003814697},{"option":"SPXW260630P07800000","bid":867.5,"bid_size":3.0,"ask":875.8,"ask_size":3.0,"iv":0.1205,"open_interest":0.0,"volume":0.0,"delta":-0.9447,"gamma":0.0002,"vega":5.0235,"theta":-0.0626,"rho":-26.1127,"theo":871.8261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":852.100006103516},{"option":"SPXW260630C07900000","bid":7.1,"bid_size":43.0,"ask":7.6,"ask_size":175.0,"iv":0.1213,"open_interest":1205.0,"volume":0.0,"delta":0.0383,"gamma":0.0002,"vega":3.8003,"theta":-0.1512,"rho":0.8908,"theo":7.1506,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":7.05,"last_trade_time":"2026-02-17T09:53:18","percent_change":0.0,"prev_day_close":7.60000014305115},{"option":"SPXW260630P07900000","bid":961.4,"bid_size":2.0,"ask":970.4,"ask_size":2.0,"iv":0.119,"open_interest":0.0,"volume":0.0,"delta":-0.9621,"gamma":0.0002,"vega":3.8003,"theta":0.0,"rho":-26.8688,"theo":966.4551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":945.450012207031},{"option":"SPXW260630C08000000","bid":4.6,"bid_size":50.0,"ask":5.0,"ask_size":148.0,"iv":0.1216,"open_interest":1077.0,"volume":14.0,"delta":0.0266,"gamma":0.0001,"vega":2.8725,"theta":-0.1121,"rho":0.6186,"theo":4.7321,"change":0.85,"open":5.5,"high":5.6,"low":5.5,"tick":"no_change","last_trade_price":5.6,"last_trade_time":"2026-02-18T12:26:53","percent_change":17.8947,"prev_day_close":5.0},{"option":"SPXW260630P08000000","bid":1057.4,"bid_size":2.0,"ask":1066.6,"ask_size":2.0,"iv":0.1189,"open_interest":20.0,"volume":0.0,"delta":-0.9737,"gamma":0.0001,"vega":2.8725,"theta":0.0,"rho":-27.4917,"theo":1062.5911,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1083.43,"last_trade_time":"2026-01-21T13:05:28","percent_change":0.0,"prev_day_close":1041.64996337891},{"option":"SPXW260630C08100000","bid":3.0,"bid_size":72.0,"ask":3.4,"ask_size":159.0,"iv":0.1226,"open_interest":367.0,"volume":0.0,"delta":0.0188,"gamma":0.0001,"vega":2.1823,"theta":-0.0842,"rho":0.4361,"theo":3.2178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":4.9,"last_trade_time":"2026-02-06T12:12:21","percent_change":0.0,"prev_day_close":3.35000002384186},{"option":"SPXW260630P08100000","bid":1154.3,"bid_size":2.0,"ask":1162.9,"ask_size":2.0,"iv":0.1164,"open_interest":2.0,"volume":0.0,"delta":-0.9816,"gamma":0.0001,"vega":2.1823,"theta":0.0,"rho":-28.0249,"theo":1159.6313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1143.6,"last_trade_time":"2026-02-04T13:30:10","percent_change":0.0,"prev_day_close":1138.39996337891},{"option":"SPXW260630C08200000","bid":2.0,"bid_size":67.0,"ask":2.4,"ask_size":190.0,"iv":0.1243,"open_interest":737.0,"volume":0.0,"delta":0.0135,"gamma":0.0001,"vega":1.6702,"theta":-0.0639,"rho":0.3117,"theo":2.2424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2.47,"last_trade_time":"2026-02-13T11:23:56","percent_change":0.0,"prev_day_close":2.30000007152557},{"option":"SPXW260630P08200000","bid":1252.0,"bid_size":2.0,"ask":1261.2,"ask_size":2.0,"iv":0.1196,"open_interest":71.0,"volume":0.0,"delta":-0.9869,"gamma":0.0001,"vega":1.6702,"theta":0.0,"rho":-28.5001,"theo":1257.2103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1148.51,"last_trade_time":"2026-01-15T15:31:38","percent_change":0.0,"prev_day_close":1235.79998779297},{"option":"SPXW260630C08300000","bid":1.35,"bid_size":93.0,"ask":1.75,"ask_size":206.0,"iv":0.1262,"open_interest":167.0,"volume":0.0,"delta":0.0098,"gamma":0.0,"vega":1.288,"theta":-0.0491,"rho":0.2261,"theo":1.5966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.1,"last_trade_time":"2026-02-10T10:24:46","percent_change":0.0,"prev_day_close":1.60000002384186},{"option":"SPXW260630P08300000","bid":1350.3,"bid_size":2.0,"ask":1359.3,"ask_size":2.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.9906,"gamma":0.0,"vega":1.288,"theta":0.0,"rho":-28.9363,"theo":1355.119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1333.90002441406},{"option":"SPXW260630C08400000","bid":0.95,"bid_size":96.0,"ask":1.3,"ask_size":221.0,"iv":0.1286,"open_interest":207.0,"volume":0.0,"delta":0.0073,"gamma":0.0,"vega":1.0028,"theta":-0.0383,"rho":0.1672,"theo":1.1618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1.5,"last_trade_time":"2026-02-12T15:31:53","percent_change":0.0,"prev_day_close":1.14999997615814},{"option":"SPXW260630P08400000","bid":1448.4,"bid_size":2.0,"ask":1457.6,"ask_size":2.0,"iv":0.1258,"open_interest":0.0,"volume":0.0,"delta":-0.9931,"gamma":0.0,"vega":1.0028,"theta":0.0,"rho":-29.3459,"theo":1453.2388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1431.90002441406},{"option":"SPXW260630C08500000","bid":0.7,"bid_size":169.0,"ask":1.0,"ask_size":205.0,"iv":0.1314,"open_interest":832.0,"volume":1.0,"delta":0.0055,"gamma":0.0,"vega":0.7909,"theta":-0.0303,"rho":0.1255,"theo":0.8663,"change":0.05,"open":0.9,"high":0.9,"low":0.9,"tick":"no_change","last_trade_price":0.9,"last_trade_time":"2026-02-18T16:10:40","percent_change":5.88235,"prev_day_close":0.849999994039536},{"option":"SPXW260630P08500000","bid":1546.6,"bid_size":2.0,"ask":1556.0,"ask_size":2.0,"iv":0.1282,"open_interest":0.0,"volume":0.0,"delta":-0.9949,"gamma":0.0,"vega":0.7909,"theta":0.0,"rho":-29.7383,"theo":1551.4977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1530.45001220703},{"option":"SPXW260717C01400000","bid":5328.0,"bid_size":3.0,"ask":5596.5,"ask_size":3.0,"iv":1.1794,"open_interest":0.0,"volume":0.0,"delta":1.0,"gamma":0.0,"vega":0.1038,"theta":0.0,"rho":5.6626,"theo":5450.1846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P01400000","bid":0.0,"bid_size":0.0,"ask":4.2,"ask_size":5.0,"iv":0.9463,"open_interest":0.0,"volume":0.0,"delta":-0.0007,"gamma":0.0,"vega":0.1038,"theta":-0.0278,"rho":-0.0213,"theo":0.7468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C01600000","bid":5131.6,"bid_size":3.0,"ask":5401.4,"ask_size":3.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9999,"gamma":0.0,"vega":0.1392,"theta":0.0,"rho":6.4572,"theo":5253.692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P01600000","bid":0.0,"bid_size":0.0,"ask":4.5,"ask_size":5.0,"iv":0.8749,"open_interest":0.0,"volume":0.0,"delta":-0.0009,"gamma":0.0,"vega":0.1391,"theta":-0.0351,"rho":-0.0291,"theo":0.9787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C01800000","bid":4940.6,"bid_size":3.0,"ask":5196.8,"ask_size":3.0,"iv":0.9978,"open_interest":0.0,"volume":0.0,"delta":0.9996,"gamma":0.0,"vega":0.1873,"theta":0.0,"rho":7.2486,"theo":5057.2995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P01800000","bid":0.0,"bid_size":0.0,"ask":4.8,"ask_size":5.0,"iv":0.8119,"open_interest":0.0,"volume":0.0,"delta":-0.0013,"gamma":0.0,"vega":0.1872,"theta":-0.0448,"rho":-0.04,"theo":1.3106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C02000000","bid":4747.0,"bid_size":3.0,"ask":5006.5,"ask_size":3.0,"iv":1.0669,"open_interest":0.0,"volume":0.0,"delta":0.9991,"gamma":0.0,"vega":0.2524,"theta":0.0,"rho":8.0357,"theo":4861.029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P02000000","bid":0.0,"bid_size":0.0,"ask":5.2,"ask_size":5.0,"iv":0.7569,"open_interest":0.0,"volume":0.0,"delta":-0.0018,"gamma":0.0,"vega":0.2522,"theta":-0.0575,"rho":-0.0553,"theo":1.7643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C02200000","bid":4537.6,"bid_size":3.0,"ask":4816.9,"ask_size":3.0,"iv":0.0,"open_interest":0.0,"volume":0.0,"delta":0.9984,"gamma":0.0,"vega":0.3348,"theta":0.0,"rho":8.818,"theo":4664.9,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P02200000","bid":0.25,"bid_size":5.0,"ask":5.8,"ask_size":5.0,"iv":0.7129,"open_interest":0.0,"volume":0.0,"delta":-0.0024,"gamma":0.0,"vega":0.3344,"theta":-0.0731,"rho":-0.0753,"theo":2.3593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C02400000","bid":4331.4,"bid_size":3.0,"ask":4631.6,"ask_size":3.0,"iv":0.77,"open_interest":0.0,"volume":0.0,"delta":0.9976,"gamma":0.0,"vega":0.4384,"theta":0.0,"rho":9.5944,"theo":4468.9244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P02400000","bid":0.9,"bid_size":5.0,"ask":6.4,"ask_size":5.0,"iv":0.6755,"open_interest":0.0,"volume":0.0,"delta":-0.0033,"gamma":0.0,"vega":0.438,"theta":-0.0915,"rho":-0.1012,"theo":3.1077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C02600000","bid":4117.5,"bid_size":3.0,"ask":4431.9,"ask_size":3.0,"iv":0.6604,"open_interest":0.0,"volume":0.0,"delta":0.9965,"gamma":0.0,"vega":0.5617,"theta":0.0,"rho":10.3646,"theo":4273.1128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P02600000","bid":1.75,"bid_size":5.0,"ask":7.2,"ask_size":5.0,"iv":0.6423,"open_interest":0.0,"volume":0.0,"delta":-0.0043,"gamma":0.0,"vega":0.5617,"theta":-0.1126,"rho":-0.1335,"theo":4.0241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C02800000","bid":3973.8,"bid_size":3.0,"ask":4199.9,"ask_size":3.0,"iv":0.7001,"open_interest":0.0,"volume":0.0,"delta":0.9952,"gamma":0.0,"vega":0.709,"theta":0.0,"rho":11.1276,"theo":4077.4674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P02800000","bid":2.75,"bid_size":5.0,"ask":8.1,"ask_size":5.0,"iv":0.611,"open_interest":0.0,"volume":0.0,"delta":-0.0056,"gamma":0.0,"vega":0.7088,"theta":-0.1359,"rho":-0.1727,"theo":5.1022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03000000","bid":3767.9,"bid_size":3.0,"ask":4016.4,"ask_size":3.0,"iv":0.6587,"open_interest":0.0,"volume":0.0,"delta":0.9937,"gamma":0.0,"vega":0.8785,"theta":0.0,"rho":11.8829,"theo":3881.9942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03000000","bid":3.9,"bid_size":5.0,"ask":9.3,"ask_size":5.0,"iv":0.5821,"open_interest":0.0,"volume":0.0,"delta":-0.0071,"gamma":0.0,"vega":0.8782,"theta":-0.1613,"rho":-0.2199,"theo":6.353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03200000","bid":3575.3,"bid_size":3.0,"ask":3817.8,"ask_size":3.0,"iv":0.5698,"open_interest":0.0,"volume":0.0,"delta":0.9919,"gamma":0.0,"vega":1.0728,"theta":0.0,"rho":12.6301,"theo":3686.6918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03200000","bid":5.2,"bid_size":5.0,"ask":10.6,"ask_size":5.0,"iv":0.5539,"open_interest":0.0,"volume":0.0,"delta":-0.009,"gamma":0.0,"vega":1.0724,"theta":-0.1883,"rho":-0.2749,"theo":7.774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03400000","bid":3370.4,"bid_size":3.0,"ask":3623.6,"ask_size":3.0,"iv":0.544,"open_interest":0.0,"volume":0.0,"delta":0.9898,"gamma":0.0,"vega":1.2954,"theta":0.0,"rho":13.3668,"theo":3491.5679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03400000","bid":6.8,"bid_size":5.0,"ask":12.1,"ask_size":5.0,"iv":0.5271,"open_interest":0.0,"volume":0.0,"delta":-0.0111,"gamma":0.0,"vega":1.2953,"theta":-0.2167,"rho":-0.3406,"theo":9.3773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03500000","bid":3295.8,"bid_size":3.0,"ask":3509.2,"ask_size":3.0,"iv":0.5643,"open_interest":0.0,"volume":0.0,"delta":0.9885,"gamma":0.0,"vega":1.4157,"theta":0.0,"rho":13.7317,"theo":3394.0763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03500000","bid":7.6,"bid_size":5.0,"ask":12.9,"ask_size":5.0,"iv":0.5137,"open_interest":0.0,"volume":0.0,"delta":-0.0123,"gamma":0.0,"vega":1.4155,"theta":-0.2314,"rho":-0.3769,"theo":10.2481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03600000","bid":3197.3,"bid_size":3.0,"ask":3412.0,"ask_size":3.0,"iv":0.554,"open_interest":0.0,"volume":0.0,"delta":0.9872,"gamma":0.0,"vega":1.5437,"theta":0.0,"rho":14.0939,"theo":3296.6331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03600000","bid":8.5,"bid_size":5.0,"ask":13.9,"ask_size":5.0,"iv":0.5011,"open_interest":0.0,"volume":0.0,"delta":-0.0136,"gamma":0.0,"vega":1.5435,"theta":-0.2463,"rho":-0.4159,"theo":11.1671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03700000","bid":3085.8,"bid_size":3.0,"ask":3326.1,"ask_size":3.0,"iv":0.5174,"open_interest":0.0,"volume":0.0,"delta":0.9858,"gamma":0.0,"vega":1.6815,"theta":0.0,"rho":14.4527,"theo":3199.2414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03700000","bid":9.5,"bid_size":5.0,"ask":14.8,"ask_size":5.0,"iv":0.4883,"open_interest":0.0,"volume":0.0,"delta":-0.015,"gamma":0.0,"vega":1.6811,"theta":-0.2616,"rho":-0.4582,"theo":12.1364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03800000","bid":3082.8,"bid_size":1.0,"ask":3135.4,"ask_size":1.0,"iv":0.5112,"open_interest":0.0,"volume":0.0,"delta":0.9843,"gamma":0.0,"vega":1.8294,"theta":0.0,"rho":14.8075,"theo":3101.907,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03800000","bid":10.5,"bid_size":5.0,"ask":15.8,"ask_size":5.0,"iv":0.4755,"open_interest":0.0,"volume":0.0,"delta":-0.0165,"gamma":0.0,"vega":1.8289,"theta":-0.2771,"rho":-0.5046,"theo":13.1641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C03900000","bid":2985.9,"bid_size":1.0,"ask":3037.7,"ask_size":1.0,"iv":0.4962,"open_interest":0.0,"volume":0.0,"delta":0.9826,"gamma":0.0,"vega":1.9859,"theta":0.0,"rho":15.1582,"theo":3004.6367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P03900000","bid":11.6,"bid_size":5.0,"ask":16.9,"ask_size":5.0,"iv":0.4631,"open_interest":0.0,"volume":0.0,"delta":-0.0182,"gamma":0.0,"vega":1.9854,"theta":-0.2931,"rho":-0.555,"theo":14.2559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04000000","bid":2888.9,"bid_size":1.0,"ask":2940.1,"ask_size":1.0,"iv":0.4812,"open_interest":0.0,"volume":0.0,"delta":0.9808,"gamma":0.0,"vega":2.1511,"theta":0.0,"rho":15.5052,"theo":2907.4374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04000000","bid":12.7,"bid_size":5.0,"ask":18.1,"ask_size":5.0,"iv":0.4507,"open_interest":0.0,"volume":0.0,"delta":-0.02,"gamma":0.0,"vega":2.1509,"theta":-0.3094,"rho":-0.6093,"theo":15.4205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04100000","bid":2791.2,"bid_size":1.0,"ask":2842.6,"ask_size":1.0,"iv":0.4652,"open_interest":0.0,"volume":0.0,"delta":0.9789,"gamma":0.0,"vega":2.3278,"theta":0.0,"rho":15.8479,"theo":2810.3172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04100000","bid":14.0,"bid_size":5.0,"ask":19.3,"ask_size":5.0,"iv":0.4386,"open_interest":0.0,"volume":0.0,"delta":-0.022,"gamma":0.0,"vega":2.3275,"theta":-0.3263,"rho":-0.6677,"theo":16.6625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04200000","bid":2695.2,"bid_size":1.0,"ask":2745.2,"ask_size":1.0,"iv":0.4524,"open_interest":0.0,"volume":0.0,"delta":0.9767,"gamma":0.0,"vega":2.5197,"theta":0.0,"rho":16.1849,"theo":2713.2878,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04200000","bid":15.3,"bid_size":5.0,"ask":20.7,"ask_size":5.0,"iv":0.4267,"open_interest":0.0,"volume":0.0,"delta":-0.0241,"gamma":0.0,"vega":2.5193,"theta":-0.3436,"rho":-0.7319,"theo":17.9953,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04300000","bid":2599.5,"bid_size":1.0,"ask":2647.8,"ask_size":1.0,"iv":0.44,"open_interest":0.0,"volume":0.0,"delta":0.9744,"gamma":0.0,"vega":2.7281,"theta":0.0,"rho":16.5146,"theo":2616.3663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04300000","bid":16.7,"bid_size":5.0,"ask":22.1,"ask_size":5.0,"iv":0.4147,"open_interest":0.0,"volume":0.0,"delta":-0.0265,"gamma":0.0,"vega":2.7277,"theta":-0.3617,"rho":-0.8034,"theo":19.4358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04400000","bid":2502.9,"bid_size":1.0,"ask":2550.6,"ask_size":1.0,"iv":0.4263,"open_interest":0.0,"volume":0.0,"delta":0.9718,"gamma":0.0,"vega":2.9518,"theta":-0.0136,"rho":16.8366,"theo":2519.5729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04400000","bid":18.2,"bid_size":5.0,"ask":23.7,"ask_size":5.0,"iv":0.4029,"open_interest":0.0,"volume":0.0,"delta":-0.0291,"gamma":0.0,"vega":2.9518,"theta":-0.3805,"rho":-0.8827,"theo":21.0075,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04500000","bid":2406.5,"bid_size":1.0,"ask":2453.5,"ask_size":1.0,"iv":0.413,"open_interest":0.0,"volume":0.0,"delta":0.9689,"gamma":0.0,"vega":3.1912,"theta":-0.0479,"rho":17.1511,"theo":2422.9295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04500000","bid":19.9,"bid_size":5.0,"ask":25.4,"ask_size":5.0,"iv":0.3915,"open_interest":0.0,"volume":0.0,"delta":-0.032,"gamma":0.0,"vega":3.1912,"theta":-0.4003,"rho":-0.9693,"theo":22.7265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04600000","bid":2310.3,"bid_size":1.0,"ask":2356.6,"ask_size":1.0,"iv":0.4001,"open_interest":0.0,"volume":0.0,"delta":0.9656,"gamma":0.0,"vega":3.4514,"theta":-0.0832,"rho":17.4569,"theo":2326.4603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04600000","bid":21.8,"bid_size":5.0,"ask":27.3,"ask_size":5.0,"iv":0.3803,"open_interest":0.0,"volume":0.0,"delta":-0.0352,"gamma":0.0,"vega":3.4514,"theta":-0.4212,"rho":-1.0648,"theo":24.6197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04700000","bid":2214.2,"bid_size":1.0,"ask":2259.9,"ask_size":1.0,"iv":0.3874,"open_interest":0.0,"volume":0.0,"delta":0.962,"gamma":0.0,"vega":3.7389,"theta":-0.1198,"rho":17.7505,"theo":2230.1966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04700000","bid":23.8,"bid_size":5.0,"ask":29.4,"ask_size":5.0,"iv":0.3693,"open_interest":0.0,"volume":0.0,"delta":-0.0388,"gamma":0.0,"vega":3.7389,"theta":-0.4433,"rho":-1.1723,"theo":26.7184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04800000","bid":2119.0,"bid_size":1.0,"ask":2163.5,"ask_size":1.0,"iv":0.3759,"open_interest":0.0,"volume":0.0,"delta":0.958,"gamma":0.0001,"vega":4.0544,"theta":-0.1578,"rho":18.0292,"theo":2134.179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04800000","bid":26.1,"bid_size":5.0,"ask":31.7,"ask_size":5.0,"iv":0.3585,"open_interest":0.0,"volume":0.0,"delta":-0.0428,"gamma":0.0001,"vega":4.0544,"theta":-0.4669,"rho":-1.2948,"theo":29.0632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04850000","bid":2071.2,"bid_size":1.0,"ask":2115.3,"ask_size":1.0,"iv":0.3699,"open_interest":0.0,"volume":0.0,"delta":0.9558,"gamma":0.0001,"vega":4.2214,"theta":-0.1774,"rho":18.1631,"theo":2086.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04850000","bid":27.3,"bid_size":5.0,"ask":33.0,"ask_size":5.0,"iv":0.3532,"open_interest":0.0,"volume":0.0,"delta":-0.0451,"gamma":0.0001,"vega":4.2214,"theta":-0.4793,"rho":-1.3615,"theo":30.3417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04900000","bid":2022.9,"bid_size":1.0,"ask":2067.3,"ask_size":1.0,"iv":0.3634,"open_interest":0.0,"volume":0.0,"delta":0.9534,"gamma":0.0001,"vega":4.3948,"theta":-0.1975,"rho":18.2933,"theo":2038.4516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04900000","bid":28.6,"bid_size":5.0,"ask":34.4,"ask_size":5.0,"iv":0.348,"open_interest":0.0,"volume":0.0,"delta":-0.0474,"gamma":0.0001,"vega":4.3948,"theta":-0.4921,"rho":-1.4318,"theo":31.6982,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C04950000","bid":1975.7,"bid_size":1.0,"ask":2019.3,"ask_size":1.0,"iv":0.358,"open_interest":0.0,"volume":0.0,"delta":0.951,"gamma":0.0001,"vega":4.5755,"theta":-0.2179,"rho":18.4199,"theo":1990.7102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P04950000","bid":30.0,"bid_size":5.0,"ask":35.8,"ask_size":5.0,"iv":0.3428,"open_interest":0.0,"volume":0.0,"delta":-0.0499,"gamma":0.0001,"vega":4.5755,"theta":-0.5054,"rho":-1.5059,"theo":33.138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05000000","bid":1928.2,"bid_size":1.0,"ask":1971.4,"ask_size":1.0,"iv":0.3523,"open_interest":0.0,"volume":0.0,"delta":0.9483,"gamma":0.0001,"vega":4.7653,"theta":-0.2389,"rho":18.542,"theo":1943.0581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05000000","bid":31.7,"bid_size":5.0,"ask":37.5,"ask_size":5.0,"iv":0.3382,"open_interest":0.0,"volume":0.0,"delta":-0.0525,"gamma":0.0001,"vega":4.7653,"theta":-0.5191,"rho":-1.5843,"theo":34.6671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05050000","bid":1880.5,"bid_size":1.0,"ask":1923.7,"ask_size":1.0,"iv":0.3465,"open_interest":0.0,"volume":0.0,"delta":0.9455,"gamma":0.0001,"vega":4.9656,"theta":-0.2603,"rho":18.6589,"theo":1895.5021,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05050000","bid":33.2,"bid_size":5.0,"ask":38.8,"ask_size":5.0,"iv":0.3328,"open_interest":0.0,"volume":0.0,"delta":-0.0554,"gamma":0.0001,"vega":4.9656,"theta":-0.5332,"rho":-1.6681,"theo":36.2923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05100000","bid":1833.4,"bid_size":1.0,"ask":1876.0,"ask_size":1.0,"iv":0.3412,"open_interest":0.0,"volume":0.0,"delta":0.9425,"gamma":0.0001,"vega":5.1768,"theta":-0.2821,"rho":18.7694,"theo":1848.0503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05100000","bid":34.9,"bid_size":5.0,"ask":40.9,"ask_size":5.0,"iv":0.3282,"open_interest":0.0,"volume":0.0,"delta":-0.0584,"gamma":0.0001,"vega":5.1768,"theta":-0.5479,"rho":-1.7581,"theo":38.0217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05150000","bid":1786.2,"bid_size":1.0,"ask":1828.4,"ask_size":1.0,"iv":0.3358,"open_interest":0.0,"volume":0.0,"delta":0.9393,"gamma":0.0001,"vega":5.3982,"theta":-0.3045,"rho":18.8732,"theo":1800.7115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05150000","bid":36.7,"bid_size":5.0,"ask":42.7,"ask_size":5.0,"iv":0.3233,"open_interest":0.0,"volume":0.0,"delta":-0.0615,"gamma":0.0001,"vega":5.3982,"theta":-0.563,"rho":-1.8549,"theo":39.8641,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05200000","bid":1739.1,"bid_size":1.0,"ask":1780.9,"ask_size":1.0,"iv":0.3304,"open_interest":0.0,"volume":0.0,"delta":0.9359,"gamma":0.0001,"vega":5.6282,"theta":-0.3273,"rho":18.9706,"theo":1753.4944,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05200000","bid":38.7,"bid_size":5.0,"ask":44.6,"ask_size":5.0,"iv":0.3186,"open_interest":0.0,"volume":0.0,"delta":-0.0649,"gamma":0.0001,"vega":5.6282,"theta":-0.5786,"rho":-1.9582,"theo":41.8282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05250000","bid":1692.1,"bid_size":1.0,"ask":1733.6,"ask_size":1.0,"iv":0.3251,"open_interest":0.0,"volume":0.0,"delta":0.9323,"gamma":0.0001,"vega":5.866,"theta":-0.3506,"rho":19.062,"theo":1706.4071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05250000","bid":40.7,"bid_size":5.0,"ask":46.7,"ask_size":5.0,"iv":0.3138,"open_interest":0.0,"volume":0.0,"delta":-0.0686,"gamma":0.0001,"vega":5.866,"theta":-0.5947,"rho":-2.0673,"theo":43.9221,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05300000","bid":1645.2,"bid_size":1.0,"ask":1686.4,"ask_size":1.0,"iv":0.3199,"open_interest":0.0,"volume":0.0,"delta":0.9284,"gamma":0.0001,"vega":6.1126,"theta":-0.3744,"rho":19.1476,"theo":1659.4568,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05300000","bid":42.8,"bid_size":5.0,"ask":48.9,"ask_size":5.0,"iv":0.309,"open_interest":0.0,"volume":0.0,"delta":-0.0724,"gamma":0.0001,"vega":6.1126,"theta":-0.6113,"rho":-2.1823,"theo":46.153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05350000","bid":1597.1,"bid_size":1.0,"ask":1639.4,"ask_size":1.0,"iv":0.3137,"open_interest":0.0,"volume":0.0,"delta":0.9244,"gamma":0.0001,"vega":6.3705,"theta":-0.3986,"rho":19.2264,"theo":1612.6509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05350000","bid":45.1,"bid_size":5.0,"ask":51.2,"ask_size":5.0,"iv":0.3043,"open_interest":0.0,"volume":0.0,"delta":-0.0765,"gamma":0.0001,"vega":6.3705,"theta":-0.6283,"rho":-2.304,"theo":48.5283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05400000","bid":1552.0,"bid_size":1.0,"ask":1592.4,"ask_size":1.0,"iv":0.3097,"open_interest":0.0,"volume":0.0,"delta":0.92,"gamma":0.0001,"vega":6.6418,"theta":-0.4233,"rho":19.2967,"theo":1565.9986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05400000","bid":47.6,"bid_size":5.0,"ask":53.8,"ask_size":5.0,"iv":0.2998,"open_interest":0.0,"volume":0.0,"delta":-0.0809,"gamma":0.0001,"vega":6.6418,"theta":-0.6457,"rho":-2.4343,"theo":51.0572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05450000","bid":1504.4,"bid_size":1.0,"ask":1545.7,"ask_size":1.0,"iv":0.3039,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0001,"vega":6.9267,"theta":-0.4483,"rho":19.3569,"theo":1519.5112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05450000","bid":50.9,"bid_size":1.0,"ask":55.8,"ask_size":1.0,"iv":0.2953,"open_interest":0.0,"volume":0.0,"delta":-0.0855,"gamma":0.0001,"vega":6.9267,"theta":-0.6635,"rho":-2.5747,"theo":53.751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05500000","bid":1458.0,"bid_size":1.0,"ask":1499.1,"ask_size":1.0,"iv":0.2989,"open_interest":0.0,"volume":0.0,"delta":0.9104,"gamma":0.0001,"vega":7.2225,"theta":-0.4737,"rho":19.4068,"theo":1473.2005,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05500000","bid":53.7,"bid_size":1.0,"ask":58.7,"ask_size":1.0,"iv":0.2909,"open_interest":0.0,"volume":0.0,"delta":-0.0904,"gamma":0.0001,"vega":7.2225,"theta":-0.6818,"rho":-2.7254,"theo":56.6215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05550000","bid":1413.3,"bid_size":1.0,"ask":1452.7,"ask_size":1.0,"iv":0.295,"open_interest":0.0,"volume":0.0,"delta":0.9052,"gamma":0.0001,"vega":7.5265,"theta":-0.4995,"rho":19.4478,"theo":1427.0771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05550000","bid":56.7,"bid_size":1.0,"ask":62.0,"ask_size":1.0,"iv":0.2866,"open_interest":0.0,"volume":0.0,"delta":-0.0957,"gamma":0.0001,"vega":7.5265,"theta":-0.7003,"rho":-2.885,"theo":59.6793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05600000","bid":1367.5,"bid_size":1.0,"ask":1406.5,"ask_size":1.0,"iv":0.2902,"open_interest":0.0,"volume":0.0,"delta":0.8996,"gamma":0.0001,"vega":7.8385,"theta":-0.5255,"rho":19.4806,"theo":1381.1497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05600000","bid":59.9,"bid_size":1.0,"ask":65.0,"ask_size":1.0,"iv":0.2821,"open_interest":0.0,"volume":0.0,"delta":-0.1013,"gamma":0.0001,"vega":7.8385,"theta":-0.7191,"rho":-3.0528,"theo":62.9331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05650000","bid":1320.5,"bid_size":1.0,"ask":1360.5,"ask_size":1.0,"iv":0.2846,"open_interest":0.0,"volume":0.0,"delta":0.8936,"gamma":0.0001,"vega":8.1617,"theta":-0.5518,"rho":19.5043,"theo":1335.4264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05650000","bid":63.3,"bid_size":1.0,"ask":68.5,"ask_size":1.0,"iv":0.2778,"open_interest":0.0,"volume":0.0,"delta":-0.1072,"gamma":0.0001,"vega":8.1617,"theta":-0.7381,"rho":-3.2297,"theo":66.391,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05700000","bid":1276.4,"bid_size":1.0,"ask":1314.7,"ask_size":1.0,"iv":0.2807,"open_interest":0.0,"volume":0.0,"delta":0.8873,"gamma":0.0002,"vega":8.4993,"theta":-0.5782,"rho":19.5158,"theo":1289.9179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05700000","bid":66.9,"bid_size":1.0,"ask":72.5,"ask_size":1.0,"iv":0.2736,"open_interest":0.0,"volume":0.0,"delta":-0.1135,"gamma":0.0002,"vega":8.4993,"theta":-0.7573,"rho":-3.4188,"theo":70.0637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05750000","bid":1231.3,"bid_size":1.0,"ask":1269.2,"ask_size":1.0,"iv":0.2762,"open_interest":0.0,"volume":0.0,"delta":0.8806,"gamma":0.0002,"vega":8.8509,"theta":-0.6047,"rho":19.5128,"theo":1244.6388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05750000","bid":70.6,"bid_size":1.0,"ask":76.6,"ask_size":1.0,"iv":0.2694,"open_interest":0.0,"volume":0.0,"delta":-0.1202,"gamma":0.0002,"vega":8.8509,"theta":-0.7766,"rho":-3.6224,"theo":73.9659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05800000","bid":1185.0,"bid_size":1.0,"ask":1223.9,"ask_size":1.0,"iv":0.2708,"open_interest":0.0,"volume":0.0,"delta":0.8735,"gamma":0.0002,"vega":9.2118,"theta":-0.6312,"rho":19.4958,"theo":1199.6046,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05800000","bid":74.7,"bid_size":1.0,"ask":80.8,"ask_size":1.0,"iv":0.2651,"open_interest":0.0,"volume":0.0,"delta":-0.1274,"gamma":0.0002,"vega":9.2118,"theta":-0.7959,"rho":-3.84,"theo":78.1128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05850000","bid":1140.6,"bid_size":1.0,"ask":1178.9,"ask_size":1.0,"iv":0.2665,"open_interest":0.0,"volume":0.0,"delta":0.8659,"gamma":0.0002,"vega":9.578,"theta":-0.6576,"rho":19.4674,"theo":1154.8277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05850000","bid":79.1,"bid_size":1.0,"ask":85.3,"ask_size":1.0,"iv":0.2609,"open_interest":0.0,"volume":0.0,"delta":-0.1349,"gamma":0.0002,"vega":9.578,"theta":-0.815,"rho":-4.0689,"theo":82.5171,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05875000","bid":1118.2,"bid_size":1.0,"ask":1156.4,"ask_size":1.0,"iv":0.2641,"open_interest":0.0,"volume":0.0,"delta":0.862,"gamma":0.0002,"vega":9.7635,"theta":-0.6707,"rho":19.4493,"theo":1132.5387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05875000","bid":81.3,"bid_size":1.0,"ask":87.6,"ask_size":1.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":-0.1389,"gamma":0.0002,"vega":9.7635,"theta":-0.8246,"rho":-4.1873,"theo":84.8188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05900000","bid":1096.4,"bid_size":1.0,"ask":1134.1,"ask_size":1.0,"iv":0.262,"open_interest":0.0,"volume":0.0,"delta":0.8579,"gamma":0.0002,"vega":9.9513,"theta":-0.6838,"rho":19.4282,"theo":1110.3179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05900000","bid":83.7,"bid_size":1.0,"ask":90.0,"ask_size":1.0,"iv":0.2567,"open_interest":0.0,"volume":0.0,"delta":-0.1429,"gamma":0.0002,"vega":9.9513,"theta":-0.8341,"rho":-4.3087,"theo":87.1885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05925000","bid":1071.9,"bid_size":1.0,"ask":1111.9,"ask_size":1.0,"iv":0.2586,"open_interest":0.0,"volume":0.0,"delta":0.8537,"gamma":0.0002,"vega":10.1422,"theta":-0.6968,"rho":19.4035,"theo":1088.1668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05925000","bid":86.1,"bid_size":1.0,"ask":92.5,"ask_size":1.0,"iv":0.2546,"open_interest":0.0,"volume":0.0,"delta":-0.1471,"gamma":0.0002,"vega":10.1422,"theta":-0.8435,"rho":-4.4338,"theo":89.628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05950000","bid":1052.0,"bid_size":1.0,"ask":1089.6,"ask_size":1.0,"iv":0.2574,"open_interest":0.0,"volume":0.0,"delta":0.8494,"gamma":0.0002,"vega":10.3366,"theta":-0.7098,"rho":19.3744,"theo":1066.0877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05950000","bid":88.6,"bid_size":1.0,"ask":95.0,"ask_size":1.0,"iv":0.2525,"open_interest":0.0,"volume":0.0,"delta":-0.1514,"gamma":0.0002,"vega":10.3366,"theta":-0.8528,"rho":-4.5632,"theo":92.1395,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C05975000","bid":1030.3,"bid_size":1.0,"ask":1067.5,"ask_size":1.0,"iv":0.2553,"open_interest":0.0,"volume":0.0,"delta":0.845,"gamma":0.0002,"vega":10.5345,"theta":-0.7226,"rho":19.3404,"theo":1044.0832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P05975000","bid":91.1,"bid_size":1.0,"ask":97.7,"ask_size":1.0,"iv":0.2504,"open_interest":0.0,"volume":0.0,"delta":-0.1559,"gamma":0.0002,"vega":10.5345,"theta":-0.862,"rho":-4.6975,"theo":94.7256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06000000","bid":1009.5,"bid_size":1.0,"ask":1045.4,"ask_size":1.0,"iv":0.2535,"open_interest":0.0,"volume":0.0,"delta":0.8404,"gamma":0.0002,"vega":10.7353,"theta":-0.7353,"rho":19.3012,"theo":1022.1563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06000000","bid":93.8,"bid_size":1.0,"ask":100.4,"ask_size":1.0,"iv":0.2483,"open_interest":0.0,"volume":0.0,"delta":-0.1604,"gamma":0.0002,"vega":10.7353,"theta":-0.8711,"rho":-4.8369,"theo":97.3894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06025000","bid":986.5,"bid_size":1.0,"ask":1023.5,"ask_size":1.0,"iv":0.2508,"open_interest":0.0,"volume":0.0,"delta":0.8357,"gamma":0.0002,"vega":10.938,"theta":-0.748,"rho":19.2571,"theo":1000.31,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06025000","bid":96.5,"bid_size":1.0,"ask":103.2,"ask_size":1.0,"iv":0.2462,"open_interest":0.0,"volume":0.0,"delta":-0.1652,"gamma":0.0002,"vega":10.938,"theta":-0.8801,"rho":-4.9813,"theo":100.1337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06050000","bid":964.8,"bid_size":1.0,"ask":1001.6,"ask_size":1.0,"iv":0.2485,"open_interest":0.0,"volume":0.0,"delta":0.8308,"gamma":0.0002,"vega":11.1416,"theta":-0.7604,"rho":19.2088,"theo":978.5471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06050000","bid":99.3,"bid_size":1.0,"ask":106.1,"ask_size":1.0,"iv":0.2441,"open_interest":0.0,"volume":0.0,"delta":-0.17,"gamma":0.0002,"vega":11.1416,"theta":-0.889,"rho":-5.1299,"theo":102.9613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06075000","bid":943.2,"bid_size":1.0,"ask":979.8,"ask_size":1.0,"iv":0.2463,"open_interest":0.0,"volume":0.0,"delta":0.8258,"gamma":0.0002,"vega":11.3452,"theta":-0.7727,"rho":19.1567,"theo":956.8696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06075000","bid":102.2,"bid_size":1.0,"ask":109.1,"ask_size":1.0,"iv":0.242,"open_interest":0.0,"volume":0.0,"delta":-0.175,"gamma":0.0002,"vega":11.3452,"theta":-0.8977,"rho":-5.2823,"theo":105.8744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06100000","bid":922.9,"bid_size":1.0,"ask":958.1,"ask_size":1.0,"iv":0.2446,"open_interest":0.0,"volume":0.0,"delta":0.8207,"gamma":0.0002,"vega":11.549,"theta":-0.7849,"rho":19.1013,"theo":935.2796,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06100000","bid":105.2,"bid_size":1.0,"ask":112.1,"ask_size":1.0,"iv":0.2399,"open_interest":0.0,"volume":0.0,"delta":-0.1802,"gamma":0.0002,"vega":11.549,"theta":-0.9062,"rho":-5.438,"theo":108.8751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06125000","bid":901.5,"bid_size":1.0,"ask":936.7,"ask_size":1.0,"iv":0.2425,"open_interest":0.0,"volume":0.0,"delta":0.8154,"gamma":0.0003,"vega":11.7534,"theta":-0.7968,"rho":19.0425,"theo":913.779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06125000","bid":108.3,"bid_size":1.0,"ask":115.4,"ask_size":1.0,"iv":0.2379,"open_interest":0.0,"volume":0.0,"delta":-0.1855,"gamma":0.0003,"vega":11.7534,"theta":-0.9145,"rho":-5.5971,"theo":111.9651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06150000","bid":878.9,"bid_size":1.0,"ask":915.1,"ask_size":1.0,"iv":0.2397,"open_interest":0.0,"volume":0.0,"delta":0.8099,"gamma":0.0003,"vega":11.9593,"theta":-0.8086,"rho":18.9796,"theo":892.3701,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06150000","bid":111.5,"bid_size":1.0,"ask":118.5,"ask_size":1.0,"iv":0.2357,"open_interest":0.0,"volume":0.0,"delta":-0.191,"gamma":0.0003,"vega":11.9593,"theta":-0.9227,"rho":-5.7603,"theo":115.1467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06175000","bid":858.9,"bid_size":1.0,"ask":893.7,"ask_size":1.0,"iv":0.238,"open_interest":0.0,"volume":0.0,"delta":0.8043,"gamma":0.0003,"vega":12.1676,"theta":-0.8201,"rho":18.9115,"theo":871.0559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06175000","bid":114.7,"bid_size":1.0,"ask":122.0,"ask_size":1.0,"iv":0.2336,"open_interest":0.0,"volume":0.0,"delta":-0.1966,"gamma":0.0003,"vega":12.1676,"theta":-0.9306,"rho":-5.9287,"theo":118.4231,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06200000","bid":837.8,"bid_size":1.0,"ask":872.4,"ask_size":1.0,"iv":0.2359,"open_interest":0.0,"volume":0.0,"delta":0.7985,"gamma":0.0003,"vega":12.3786,"theta":-0.8314,"rho":18.8371,"theo":849.8402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06200000","bid":118.1,"bid_size":1.0,"ask":125.4,"ask_size":1.0,"iv":0.2315,"open_interest":0.0,"volume":0.0,"delta":-0.2024,"gamma":0.0003,"vega":12.3786,"theta":-0.9383,"rho":-6.1034,"theo":121.7981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06225000","bid":816.8,"bid_size":1.0,"ask":851.2,"ask_size":1.0,"iv":0.2337,"open_interest":0.0,"volume":0.0,"delta":0.7925,"gamma":0.0003,"vega":12.5917,"theta":-0.8424,"rho":18.7557,"theo":828.7278,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06225000","bid":121.6,"bid_size":1.0,"ask":129.0,"ask_size":1.0,"iv":0.2295,"open_interest":0.0,"volume":0.0,"delta":-0.2083,"gamma":0.0003,"vega":12.5917,"theta":-0.9457,"rho":-6.285,"theo":125.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06250000","bid":795.9,"bid_size":1.0,"ask":830.1,"ask_size":1.0,"iv":0.2315,"open_interest":0.0,"volume":0.0,"delta":0.7864,"gamma":0.0003,"vega":12.8059,"theta":-0.8532,"rho":18.6676,"theo":807.7235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06250000","bid":125.2,"bid_size":1.0,"ask":132.6,"ask_size":1.0,"iv":0.2274,"open_interest":0.0,"volume":0.0,"delta":-0.2145,"gamma":0.0003,"vega":12.8059,"theta":-0.9529,"rho":-6.4734,"theo":128.8625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06275000","bid":775.1,"bid_size":1.0,"ask":809.1,"ask_size":1.0,"iv":0.2292,"open_interest":0.0,"volume":0.0,"delta":0.78,"gamma":0.0003,"vega":13.0197,"theta":-0.8637,"rho":18.5737,"theo":786.8316,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06275000","bid":128.8,"bid_size":1.0,"ask":136.4,"ask_size":1.0,"iv":0.2252,"open_interest":0.0,"volume":0.0,"delta":-0.2208,"gamma":0.0003,"vega":13.0197,"theta":-0.9598,"rho":-6.6677,"theo":132.5613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06300000","bid":754.4,"bid_size":1.0,"ask":788.2,"ask_size":1.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.7735,"gamma":0.0003,"vega":13.2318,"theta":-0.8738,"rho":18.4749,"theo":766.056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06300000","bid":132.6,"bid_size":1.0,"ask":140.3,"ask_size":1.0,"iv":0.2231,"open_interest":0.0,"volume":0.0,"delta":-0.2273,"gamma":0.0003,"vega":13.2318,"theta":-0.9663,"rho":-6.8668,"theo":136.3763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06325000","bid":733.7,"bid_size":1.0,"ask":767.6,"ask_size":1.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.7668,"gamma":0.0003,"vega":13.4421,"theta":-0.8837,"rho":18.3719,"theo":745.3999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06325000","bid":136.5,"bid_size":1.0,"ask":144.3,"ask_size":1.0,"iv":0.221,"open_interest":0.0,"volume":0.0,"delta":-0.2341,"gamma":0.0003,"vega":13.4421,"theta":-0.9725,"rho":-7.07,"theo":140.3107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06350000","bid":713.1,"bid_size":1.0,"ask":746.9,"ask_size":1.0,"iv":0.2225,"open_interest":0.0,"volume":0.0,"delta":0.7599,"gamma":0.0003,"vega":13.6512,"theta":-0.8931,"rho":18.2646,"theo":724.8663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06350000","bid":140.5,"bid_size":1.0,"ask":148.4,"ask_size":1.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":-0.241,"gamma":0.0003,"vega":13.6512,"theta":-0.9784,"rho":-7.2777,"theo":144.3678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06375000","bid":692.7,"bid_size":1.0,"ask":726.4,"ask_size":1.0,"iv":0.2203,"open_interest":0.0,"volume":0.0,"delta":0.7527,"gamma":0.0003,"vega":13.8601,"theta":-0.9022,"rho":18.1515,"theo":704.4593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06375000","bid":144.7,"bid_size":1.0,"ask":152.6,"ask_size":1.0,"iv":0.2167,"open_interest":0.0,"volume":0.0,"delta":-0.2481,"gamma":0.0003,"vega":13.8601,"theta":-0.9839,"rho":-7.4911,"theo":148.5513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06400000","bid":672.6,"bid_size":1.0,"ask":705.9,"ask_size":1.0,"iv":0.2181,"open_interest":0.0,"volume":0.0,"delta":0.7454,"gamma":0.0003,"vega":14.0696,"theta":-0.9109,"rho":18.0308,"theo":684.1839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06400000","bid":149.0,"bid_size":1.0,"ask":157.0,"ask_size":1.0,"iv":0.2146,"open_interest":0.0,"volume":0.0,"delta":-0.2555,"gamma":0.0003,"vega":14.0696,"theta":-0.989,"rho":-7.712,"theo":152.8665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06425000","bid":652.6,"bid_size":1.0,"ask":685.7,"ask_size":1.0,"iv":0.2159,"open_interest":0.0,"volume":0.0,"delta":0.7378,"gamma":0.0004,"vega":14.2797,"theta":-0.9192,"rho":17.9012,"theo":664.0467,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06425000","bid":153.3,"bid_size":1.0,"ask":161.5,"ask_size":1.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":-0.263,"gamma":0.0004,"vega":14.2797,"theta":-0.9936,"rho":-7.9419,"theo":157.3199,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06450000","bid":632.9,"bid_size":1.0,"ask":665.0,"ask_size":1.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":0.73,"gamma":0.0004,"vega":14.489,"theta":-0.927,"rho":17.7626,"theo":644.0548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06450000","bid":157.9,"bid_size":1.0,"ask":166.2,"ask_size":1.0,"iv":0.2103,"open_interest":0.0,"volume":0.0,"delta":-0.2708,"gamma":0.0004,"vega":14.489,"theta":-0.9978,"rho":-8.1809,"theo":161.9187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06475000","bid":613.1,"bid_size":1.0,"ask":645.0,"ask_size":1.0,"iv":0.2113,"open_interest":0.0,"volume":0.0,"delta":0.722,"gamma":0.0004,"vega":14.6957,"theta":-0.9343,"rho":17.616,"theo":624.2151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06475000","bid":162.6,"bid_size":1.0,"ask":170.9,"ask_size":1.0,"iv":0.2081,"open_interest":0.0,"volume":0.0,"delta":-0.2788,"gamma":0.0004,"vega":14.6957,"theta":-1.0015,"rho":-8.4277,"theo":166.6696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06500000","bid":593.5,"bid_size":1.0,"ask":625.2,"ask_size":1.0,"iv":0.2091,"open_interest":0.0,"volume":0.0,"delta":0.7137,"gamma":0.0004,"vega":14.8982,"theta":-0.9412,"rho":17.4633,"theo":604.5331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06500000","bid":167.4,"bid_size":1.0,"ask":175.9,"ask_size":1.0,"iv":0.2059,"open_interest":0.0,"volume":0.0,"delta":-0.2871,"gamma":0.0004,"vega":14.8982,"theta":-1.0047,"rho":-8.6807,"theo":171.5782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06525000","bid":574.1,"bid_size":1.0,"ask":605.5,"ask_size":1.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.7052,"gamma":0.0004,"vega":15.0957,"theta":-0.9474,"rho":17.3058,"theo":585.0134,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06525000","bid":172.5,"bid_size":1.0,"ask":180.8,"ask_size":1.0,"iv":0.2037,"open_interest":0.0,"volume":0.0,"delta":-0.2956,"gamma":0.0004,"vega":15.0957,"theta":-1.0074,"rho":-8.9386,"theo":176.649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06550000","bid":554.4,"bid_size":1.0,"ask":585.9,"ask_size":1.0,"iv":0.2045,"open_interest":0.0,"volume":0.0,"delta":0.6964,"gamma":0.0004,"vega":15.2889,"theta":-0.9531,"rho":17.1426,"theo":565.6603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06550000","bid":177.7,"bid_size":1.0,"ask":186.1,"ask_size":1.0,"iv":0.2016,"open_interest":0.0,"volume":0.0,"delta":-0.3044,"gamma":0.0004,"vega":15.2889,"theta":-1.0095,"rho":-9.202,"theo":181.8865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06575000","bid":535.3,"bid_size":1.0,"ask":566.5,"ask_size":1.0,"iv":0.2023,"open_interest":0.0,"volume":0.0,"delta":0.6874,"gamma":0.0004,"vega":15.4788,"theta":-0.9582,"rho":16.9716,"theo":546.4797,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06575000","bid":183.0,"bid_size":1.0,"ask":191.6,"ask_size":1.0,"iv":0.1994,"open_interest":0.0,"volume":0.0,"delta":-0.3134,"gamma":0.0004,"vega":15.4788,"theta":-1.011,"rho":-9.4733,"theo":187.2965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06600000","bid":516.3,"bid_size":1.0,"ask":547.3,"ask_size":1.0,"iv":0.2,"open_interest":0.0,"volume":0.0,"delta":0.6781,"gamma":0.0004,"vega":15.6657,"theta":-0.9627,"rho":16.7901,"theo":527.4795,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06600000","bid":188.5,"bid_size":1.0,"ask":197.6,"ask_size":1.0,"iv":0.1973,"open_interest":0.0,"volume":0.0,"delta":-0.3227,"gamma":0.0004,"vega":15.6657,"theta":-1.0118,"rho":-9.7551,"theo":192.8869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06625000","bid":497.6,"bid_size":1.0,"ask":528.3,"ask_size":1.0,"iv":0.1978,"open_interest":0.0,"volume":0.0,"delta":0.6685,"gamma":0.0004,"vega":15.849,"theta":-0.9665,"rho":16.597,"theo":508.6693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06625000","bid":194.2,"bid_size":1.0,"ask":203.5,"ask_size":1.0,"iv":0.1952,"open_interest":0.0,"volume":0.0,"delta":-0.3323,"gamma":0.0004,"vega":15.849,"theta":-1.012,"rho":-10.0485,"theo":198.6674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06650000","bid":479.2,"bid_size":1.0,"ask":509.5,"ask_size":1.0,"iv":0.1956,"open_interest":0.0,"volume":0.0,"delta":0.6587,"gamma":0.0004,"vega":16.0263,"theta":-0.9696,"rho":16.3935,"theo":490.0589,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06650000","bid":200.1,"bid_size":1.0,"ask":209.0,"ask_size":1.0,"iv":0.1928,"open_interest":0.0,"volume":0.0,"delta":-0.3422,"gamma":0.0004,"vega":16.0263,"theta":-1.0115,"rho":-10.3523,"theo":204.6476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06675000","bid":460.1,"bid_size":1.0,"ask":490.9,"ask_size":1.0,"iv":0.1931,"open_interest":0.0,"volume":0.0,"delta":0.6486,"gamma":0.0004,"vega":16.1958,"theta":-0.972,"rho":16.1824,"theo":471.6563,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06675000","bid":206.1,"bid_size":1.0,"ask":215.8,"ask_size":1.0,"iv":0.1908,"open_interest":0.0,"volume":0.0,"delta":-0.3523,"gamma":0.0004,"vega":16.1958,"theta":-1.0103,"rho":-10.6637,"theo":210.8355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06700000","bid":442.5,"bid_size":1.0,"ask":472.5,"ask_size":1.0,"iv":0.191,"open_interest":0.0,"volume":0.0,"delta":0.6381,"gamma":0.0005,"vega":16.356,"theta":-0.9735,"rho":15.9658,"theo":453.4676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06700000","bid":212.4,"bid_size":1.0,"ask":222.2,"ask_size":1.0,"iv":0.1886,"open_interest":0.0,"volume":0.0,"delta":-0.3627,"gamma":0.0005,"vega":16.356,"theta":-1.0082,"rho":-10.9806,"theo":217.2375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06725000","bid":425.0,"bid_size":1.0,"ask":454.3,"ask_size":1.0,"iv":0.1889,"open_interest":0.0,"volume":0.0,"delta":0.6274,"gamma":0.0005,"vega":16.5073,"theta":-0.9743,"rho":15.7428,"theo":435.499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06725000","bid":219.0,"bid_size":1.0,"ask":228.9,"ask_size":1.0,"iv":0.1865,"open_interest":0.0,"volume":0.0,"delta":-0.3735,"gamma":0.0005,"vega":16.5073,"theta":-1.0054,"rho":-11.3039,"theo":223.8594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06750000","bid":406.3,"bid_size":1.0,"ask":436.3,"ask_size":1.0,"iv":0.1864,"open_interest":0.0,"volume":0.0,"delta":0.6163,"gamma":0.0005,"vega":16.6502,"theta":-0.9742,"rho":15.5099,"theo":417.7586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06750000","bid":225.7,"bid_size":1.0,"ask":235.8,"ask_size":1.0,"iv":0.1843,"open_interest":0.0,"volume":0.0,"delta":-0.3845,"gamma":0.0005,"vega":16.6502,"theta":-1.0017,"rho":-11.637,"theo":230.7096,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06775000","bid":389.9,"bid_size":1.0,"ask":418.6,"ask_size":1.0,"iv":0.1845,"open_interest":0.0,"volume":0.0,"delta":0.605,"gamma":0.0005,"vega":16.7844,"theta":-0.9732,"rho":15.2637,"theo":400.2583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06775000","bid":232.7,"bid_size":1.0,"ask":242.9,"ask_size":1.0,"iv":0.1821,"open_interest":0.0,"volume":0.0,"delta":-0.3958,"gamma":0.0005,"vega":16.7844,"theta":-0.9971,"rho":-11.9836,"theo":237.7999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06800000","bid":378.2,"bid_size":1.0,"ask":389.5,"ask_size":1.0,"iv":0.1804,"open_interest":0.0,"volume":0.0,"delta":0.5934,"gamma":0.0005,"vega":16.9085,"theta":-0.9714,"rho":15.0038,"theo":383.0119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06800000","bid":240.0,"bid_size":1.0,"ask":250.3,"ask_size":1.0,"iv":0.1799,"open_interest":0.0,"volume":0.0,"delta":-0.4075,"gamma":0.0005,"vega":16.9085,"theta":-0.9916,"rho":-12.3437,"theo":245.1441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06825000","bid":361.3,"bid_size":1.0,"ask":372.4,"ask_size":1.0,"iv":0.1783,"open_interest":0.0,"volume":0.0,"delta":0.5814,"gamma":0.0005,"vega":17.0201,"theta":-0.9685,"rho":14.7341,"theo":366.032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06825000","bid":247.6,"bid_size":1.0,"ask":258.0,"ask_size":1.0,"iv":0.1778,"open_interest":0.0,"volume":0.0,"delta":-0.4194,"gamma":0.0005,"vega":17.0201,"theta":-0.9851,"rho":-12.7137,"theo":252.7548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06850000","bid":344.6,"bid_size":1.0,"ask":355.7,"ask_size":1.0,"iv":0.1761,"open_interest":0.0,"volume":0.0,"delta":0.5691,"gamma":0.0005,"vega":17.1176,"theta":-0.9646,"rho":14.4585,"theo":349.3282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06850000","bid":255.3,"bid_size":1.0,"ask":266.3,"ask_size":1.0,"iv":0.1757,"open_interest":0.0,"volume":0.0,"delta":-0.4317,"gamma":0.0005,"vega":17.1176,"theta":-0.9776,"rho":-13.0897,"theo":260.6416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06875000","bid":328.3,"bid_size":1.0,"ask":339.2,"ask_size":1.0,"iv":0.174,"open_interest":0.0,"volume":0.0,"delta":0.5565,"gamma":0.0005,"vega":17.2005,"theta":-0.9596,"rho":14.1769,"theo":332.909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06875000","bid":263.4,"bid_size":1.0,"ask":274.3,"ask_size":1.0,"iv":0.1735,"open_interest":0.0,"volume":0.0,"delta":-0.4444,"gamma":0.0005,"vega":17.2005,"theta":-0.969,"rho":-13.4715,"theo":268.8131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06900000","bid":312.2,"bid_size":1.0,"ask":323.0,"ask_size":1.0,"iv":0.1718,"open_interest":0.0,"volume":0.0,"delta":0.5436,"gamma":0.0005,"vega":17.2682,"theta":-0.9537,"rho":13.8847,"theo":316.7862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06900000","bid":271.8,"bid_size":1.0,"ask":283.1,"ask_size":1.0,"iv":0.1714,"open_interest":0.0,"volume":0.0,"delta":-0.4573,"gamma":0.0005,"vega":17.2682,"theta":-0.9595,"rho":-13.864,"theo":277.2809,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06925000","bid":296.3,"bid_size":1.0,"ask":307.2,"ask_size":1.0,"iv":0.1697,"open_interest":0.0,"volume":0.0,"delta":0.5303,"gamma":0.0005,"vega":17.3199,"theta":-0.9466,"rho":13.5771,"theo":300.9768,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06925000","bid":280.6,"bid_size":1.0,"ask":292.0,"ask_size":1.0,"iv":0.1694,"open_interest":0.0,"volume":0.0,"delta":-0.4705,"gamma":0.0005,"vega":17.3199,"theta":-0.9488,"rho":-14.2719,"theo":286.062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06950000","bid":280.9,"bid_size":1.0,"ask":291.7,"ask_size":1.0,"iv":0.1676,"open_interest":0.0,"volume":0.0,"delta":0.5168,"gamma":0.0006,"vega":17.3537,"theta":-0.9384,"rho":13.2554,"theo":285.5,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06950000","bid":289.6,"bid_size":1.0,"ask":301.2,"ask_size":1.0,"iv":0.1672,"open_interest":0.0,"volume":0.0,"delta":-0.4841,"gamma":0.0006,"vega":17.3537,"theta":-0.937,"rho":-14.6939,"theo":295.1759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C06975000","bid":265.8,"bid_size":1.0,"ask":276.5,"ask_size":1.0,"iv":0.1655,"open_interest":0.0,"volume":0.0,"delta":0.5029,"gamma":0.0006,"vega":17.3684,"theta":-0.929,"rho":12.9258,"theo":270.3724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P06975000","bid":299.1,"bid_size":1.0,"ask":310.7,"ask_size":1.0,"iv":0.1652,"open_interest":0.0,"volume":0.0,"delta":-0.498,"gamma":0.0006,"vega":17.3684,"theta":-0.924,"rho":-15.1238,"theo":304.6389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07000000","bid":251.5,"bid_size":1.0,"ask":261.7,"ask_size":1.0,"iv":0.1635,"open_interest":0.0,"volume":0.0,"delta":0.4887,"gamma":0.0006,"vega":17.3631,"theta":-0.9185,"rho":12.5925,"theo":255.6063,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07000000","bid":300.0,"bid_size":1.0,"ask":331.0,"ask_size":1.0,"iv":0.1635,"open_interest":0.0,"volume":0.0,"delta":-0.5121,"gamma":0.0006,"vega":17.3631,"theta":-0.9098,"rho":-15.5574,"theo":314.4634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07025000","bid":237.2,"bid_size":1.0,"ask":247.2,"ask_size":1.0,"iv":0.1614,"open_interest":0.0,"volume":0.0,"delta":0.4743,"gamma":0.0006,"vega":17.3368,"theta":-0.9068,"rho":12.2517,"theo":241.2148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07025000","bid":310.1,"bid_size":1.0,"ask":341.6,"ask_size":1.0,"iv":0.1615,"open_interest":0.0,"volume":0.0,"delta":-0.5266,"gamma":0.0006,"vega":17.3368,"theta":-0.8945,"rho":-15.9985,"theo":324.6625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07050000","bid":223.3,"bid_size":1.0,"ask":233.2,"ask_size":1.0,"iv":0.1594,"open_interest":0.0,"volume":0.0,"delta":0.4595,"gamma":0.0006,"vega":17.2869,"theta":-0.8939,"rho":11.8965,"theo":227.2176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07050000","bid":320.5,"bid_size":1.0,"ask":352.3,"ask_size":1.0,"iv":0.1595,"open_interest":0.0,"volume":0.0,"delta":-0.5413,"gamma":0.0006,"vega":17.2869,"theta":-0.8781,"rho":-16.454,"theo":335.2559,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07075000","bid":209.8,"bid_size":1.0,"ask":219.6,"ask_size":1.0,"iv":0.1574,"open_interest":0.0,"volume":0.0,"delta":0.4446,"gamma":0.0006,"vega":17.2116,"theta":-0.8799,"rho":11.527,"theo":213.6387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07075000","bid":331.4,"bid_size":1.0,"ask":363.5,"ask_size":1.0,"iv":0.1575,"open_interest":0.0,"volume":0.0,"delta":-0.5563,"gamma":0.0006,"vega":17.2116,"theta":-0.8604,"rho":-16.9237,"theo":346.2676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07100000","bid":196.8,"bid_size":1.0,"ask":206.4,"ask_size":1.0,"iv":0.1555,"open_interest":0.0,"volume":0.0,"delta":0.4294,"gamma":0.0006,"vega":17.1116,"theta":-0.8647,"rho":11.1519,"theo":200.4973,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07100000","bid":342.7,"bid_size":1.0,"ask":375.2,"ask_size":1.0,"iv":0.1556,"open_interest":0.0,"volume":0.0,"delta":-0.5715,"gamma":0.0006,"vega":17.1116,"theta":-0.8416,"rho":-17.3992,"theo":357.7168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07125000","bid":184.2,"bid_size":1.0,"ask":193.6,"ask_size":1.0,"iv":0.1536,"open_interest":0.0,"volume":0.0,"delta":0.414,"gamma":0.0006,"vega":16.9879,"theta":-0.8484,"rho":10.7766,"theo":187.8055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07125000","bid":354.4,"bid_size":1.0,"ask":387.3,"ask_size":1.0,"iv":0.1536,"open_interest":0.0,"volume":0.0,"delta":-0.5869,"gamma":0.0006,"vega":16.9879,"theta":-0.8217,"rho":-17.8747,"theo":369.6156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07150000","bid":172.0,"bid_size":1.0,"ask":181.3,"ask_size":1.0,"iv":0.1517,"open_interest":0.0,"volume":0.0,"delta":0.3984,"gamma":0.0006,"vega":16.8387,"theta":-0.831,"rho":10.3958,"theo":175.5757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07150000","bid":366.6,"bid_size":1.0,"ask":399.9,"ask_size":1.0,"iv":0.1518,"open_interest":0.0,"volume":0.0,"delta":-0.6024,"gamma":0.0006,"vega":16.8387,"theta":-0.8007,"rho":-18.3559,"theo":381.9764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07175000","bid":160.3,"bid_size":1.0,"ask":169.5,"ask_size":1.0,"iv":0.1498,"open_interest":0.0,"volume":0.0,"delta":0.3827,"gamma":0.0006,"vega":16.6594,"theta":-0.8125,"rho":10.0022,"theo":163.8269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07175000","bid":379.2,"bid_size":1.0,"ask":412.9,"ask_size":1.0,"iv":0.1499,"open_interest":0.0,"volume":0.0,"delta":-0.6181,"gamma":0.0006,"vega":16.6594,"theta":-0.7786,"rho":-18.8498,"theo":394.8182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07200000","bid":149.1,"bid_size":1.0,"ask":158.1,"ask_size":1.0,"iv":0.148,"open_interest":0.0,"volume":0.0,"delta":0.367,"gamma":0.0006,"vega":16.4498,"theta":-0.7931,"rho":9.6012,"theo":152.5779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07200000","bid":392.4,"bid_size":1.0,"ask":426.2,"ask_size":1.0,"iv":0.1481,"open_interest":0.0,"volume":0.0,"delta":-0.6339,"gamma":0.0006,"vega":16.4498,"theta":-0.7556,"rho":-19.3511,"theo":408.1598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07225000","bid":138.3,"bid_size":1.0,"ask":147.2,"ask_size":1.0,"iv":0.1463,"open_interest":0.0,"volume":0.0,"delta":0.3512,"gamma":0.0006,"vega":16.2151,"theta":-0.7727,"rho":9.2039,"theo":141.8362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07225000","bid":406.0,"bid_size":1.0,"ask":440.5,"ask_size":1.0,"iv":0.1465,"open_interest":0.0,"volume":0.0,"delta":-0.6496,"gamma":0.0006,"vega":16.2151,"theta":-0.7315,"rho":-19.8487,"theo":422.0087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07250000","bid":128.1,"bid_size":1.0,"ask":136.9,"ask_size":1.0,"iv":0.1446,"open_interest":0.0,"volume":0.0,"delta":0.3354,"gamma":0.0006,"vega":15.9573,"theta":-0.7514,"rho":8.8101,"theo":131.602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07250000","bid":420.1,"bid_size":1.0,"ask":454.7,"ask_size":1.0,"iv":0.1447,"open_interest":0.0,"volume":0.0,"delta":-0.6654,"gamma":0.0006,"vega":15.9573,"theta":-0.7067,"rho":-20.3427,"theo":436.3651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07275000","bid":118.4,"bid_size":1.0,"ask":127.0,"ask_size":1.0,"iv":0.143,"open_interest":0.0,"volume":0.0,"delta":0.3197,"gamma":0.0006,"vega":15.6712,"theta":-0.7294,"rho":8.4106,"theo":121.8792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07275000","bid":435.4,"bid_size":1.0,"ask":469.4,"ask_size":1.0,"iv":0.1432,"open_interest":0.0,"volume":0.0,"delta":-0.6811,"gamma":0.0006,"vega":15.6712,"theta":-0.681,"rho":-20.8425,"theo":451.2329,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07300000","bid":109.2,"bid_size":1.0,"ask":117.6,"ask_size":1.0,"iv":0.1414,"open_interest":0.0,"volume":0.0,"delta":0.3042,"gamma":0.0006,"vega":15.3536,"theta":-0.7067,"rho":8.0065,"theo":112.6744,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07300000","bid":450.4,"bid_size":1.0,"ask":484.0,"ask_size":1.0,"iv":0.1413,"open_interest":0.0,"volume":0.0,"delta":-0.6967,"gamma":0.0006,"vega":15.3536,"theta":-0.6547,"rho":-21.347,"theo":466.6187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07325000","bid":100.6,"bid_size":1.0,"ask":108.8,"ask_size":1.0,"iv":0.14,"open_interest":0.0,"volume":0.0,"delta":0.2888,"gamma":0.0006,"vega":15.0119,"theta":-0.6833,"rho":7.6103,"theo":103.9832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07325000","bid":466.0,"bid_size":1.0,"ask":500.0,"ask_size":1.0,"iv":0.1398,"open_interest":0.0,"volume":0.0,"delta":-0.7121,"gamma":0.0006,"vega":15.0119,"theta":-0.6277,"rho":-21.8434,"theo":482.5181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07350000","bid":92.6,"bid_size":1.0,"ask":100.4,"ask_size":1.0,"iv":0.1386,"open_interest":0.0,"volume":0.0,"delta":0.2736,"gamma":0.0006,"vega":14.6532,"theta":-0.6594,"rho":7.2247,"theo":95.7912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07350000","bid":481.9,"bid_size":1.0,"ask":516.9,"ask_size":1.0,"iv":0.1384,"open_interest":0.0,"volume":0.0,"delta":-0.7272,"gamma":0.0006,"vega":14.6532,"theta":-0.6002,"rho":-22.3293,"theo":498.9167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07375000","bid":84.9,"bid_size":1.0,"ask":92.4,"ask_size":1.0,"iv":0.1372,"open_interest":0.0,"volume":0.0,"delta":0.2587,"gamma":0.0005,"vega":14.2732,"theta":-0.6351,"rho":6.8399,"theo":88.0876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07375000","bid":498.5,"bid_size":1.0,"ask":533.9,"ask_size":1.0,"iv":0.137,"open_interest":0.0,"volume":0.0,"delta":-0.7421,"gamma":0.0005,"vega":14.2732,"theta":-0.5723,"rho":-22.8144,"theo":515.8036,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07400000","bid":77.7,"bid_size":1.0,"ask":85.0,"ask_size":1.0,"iv":0.1359,"open_interest":0.0,"volume":0.0,"delta":0.2441,"gamma":0.0005,"vega":13.8664,"theta":-0.6104,"rho":6.4558,"theo":80.8666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07400000","bid":515.8,"bid_size":1.0,"ask":551.0,"ask_size":1.0,"iv":0.1357,"open_interest":0.0,"volume":0.0,"delta":-0.7567,"gamma":0.0005,"vega":13.8664,"theta":-0.544,"rho":-23.2988,"theo":533.1733,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07450000","bid":64.7,"bid_size":1.0,"ask":71.6,"ask_size":1.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":0.216,"gamma":0.0005,"vega":13.0064,"theta":-0.5604,"rho":5.7281,"theo":67.8089,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07450000","bid":551.5,"bid_size":1.0,"ask":587.5,"ask_size":1.0,"iv":0.1333,"open_interest":0.0,"volume":0.0,"delta":-0.7848,"gamma":0.0005,"vega":13.0064,"theta":-0.4868,"rho":-24.2271,"theo":569.2967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07500000","bid":53.5,"bid_size":1.0,"ask":59.9,"ask_size":1.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":0.1896,"gamma":0.0005,"vega":12.096,"theta":-0.5103,"rho":5.0317,"theo":56.4794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07500000","bid":589.0,"bid_size":1.0,"ask":625.7,"ask_size":1.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.8112,"gamma":0.0005,"vega":12.096,"theta":-0.4294,"rho":-25.1241,"theo":607.1485,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07550000","bid":44.0,"bid_size":1.0,"ask":50.0,"ask_size":1.0,"iv":0.1294,"open_interest":0.0,"volume":0.0,"delta":0.1651,"gamma":0.0004,"vega":11.149,"theta":-0.4608,"rho":4.3922,"theo":46.7542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07550000","bid":628.2,"bid_size":1.0,"ask":665.2,"ask_size":1.0,"iv":0.1293,"open_interest":0.0,"volume":0.0,"delta":-0.8357,"gamma":0.0004,"vega":11.149,"theta":-0.3727,"rho":-25.9642,"theo":646.6045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07600000","bid":35.8,"bid_size":5.0,"ask":42.4,"ask_size":5.0,"iv":0.1282,"open_interest":0.0,"volume":0.0,"delta":0.1427,"gamma":0.0004,"vega":10.1928,"theta":-0.4128,"rho":3.796,"theo":38.4853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07600000","bid":668.9,"bid_size":1.0,"ask":706.7,"ask_size":1.0,"iv":0.1278,"open_interest":0.0,"volume":0.0,"delta":-0.8581,"gamma":0.0004,"vega":10.1928,"theta":-0.3175,"rho":-26.7609,"theo":687.5168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07650000","bid":29.2,"bid_size":5.0,"ask":35.1,"ask_size":5.0,"iv":0.1268,"open_interest":0.0,"volume":0.0,"delta":0.1226,"gamma":0.0004,"vega":9.242,"theta":-0.3671,"rho":3.2659,"theo":31.5349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07650000","bid":711.0,"bid_size":1.0,"ask":749.4,"ask_size":1.0,"iv":0.1267,"open_interest":0.0,"volume":0.0,"delta":-0.8783,"gamma":0.0004,"vega":9.242,"theta":-0.2646,"rho":-27.4916,"theo":729.7476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07700000","bid":23.7,"bid_size":5.0,"ask":29.1,"ask_size":5.0,"iv":0.1258,"open_interest":0.0,"volume":0.0,"delta":0.1046,"gamma":0.0003,"vega":8.3223,"theta":-0.3244,"rho":2.785,"theo":25.7521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07700000","bid":754.3,"bid_size":1.0,"ask":792.7,"ask_size":1.0,"iv":0.1254,"open_interest":0.0,"volume":0.0,"delta":-0.8962,"gamma":0.0003,"vega":8.3223,"theta":-0.2147,"rho":-28.1732,"theo":773.146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07750000","bid":19.0,"bid_size":5.0,"ask":24.1,"ask_size":5.0,"iv":0.1248,"open_interest":0.0,"volume":0.0,"delta":0.0889,"gamma":0.0003,"vega":7.4443,"theta":-0.2852,"rho":2.3704,"theo":20.9915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07750000","bid":798.6,"bid_size":1.0,"ask":837.4,"ask_size":1.0,"iv":0.1246,"open_interest":0.0,"volume":0.0,"delta":-0.912,"gamma":0.0003,"vega":7.4443,"theta":-0.1683,"rho":-28.7883,"theo":817.5666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07800000","bid":15.4,"bid_size":5.0,"ask":20.0,"ask_size":5.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":0.0753,"gamma":0.0003,"vega":6.6279,"theta":-0.2498,"rho":2.0042,"theo":17.107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07800000","bid":843.7,"bid_size":1.0,"ask":882.9,"ask_size":1.0,"iv":0.124,"open_interest":0.0,"volume":0.0,"delta":-0.9256,"gamma":0.0003,"vega":6.6279,"theta":-0.1256,"rho":-29.3551,"theo":862.8633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07850000","bid":12.3,"bid_size":5.0,"ask":16.7,"ask_size":5.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":0.0636,"gamma":0.0002,"vega":5.8743,"theta":-0.2182,"rho":1.6967,"theo":13.9617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07850000","bid":889.6,"bid_size":1.0,"ask":929.1,"ask_size":1.0,"iv":0.1236,"open_interest":0.0,"volume":0.0,"delta":-0.9372,"gamma":0.0002,"vega":5.8743,"theta":-0.0868,"rho":-29.8632,"theo":908.8992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C07900000","bid":9.7,"bid_size":5.0,"ask":14.1,"ask_size":5.0,"iv":0.1235,"open_interest":0.0,"volume":0.0,"delta":0.0538,"gamma":0.0002,"vega":5.1966,"theta":-0.1905,"rho":1.4309,"theo":11.4273,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P07900000","bid":936.0,"bid_size":1.0,"ask":975.9,"ask_size":1.0,"iv":0.1234,"open_interest":0.0,"volume":0.0,"delta":-0.9471,"gamma":0.0002,"vega":5.1966,"theta":-0.0518,"rho":-30.3296,"theo":955.546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08000000","bid":5.9,"bid_size":5.0,"ask":10.2,"ask_size":5.0,"iv":0.1235,"open_interest":0.0,"volume":0.0,"delta":0.0385,"gamma":0.0002,"vega":4.0485,"theta":-0.1453,"rho":1.0246,"theo":7.7577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08000000","bid":972.4,"bid_size":3.0,"ask":1141.7,"ask_size":3.0,"iv":0.1371,"open_interest":0.0,"volume":0.0,"delta":-0.9623,"gamma":0.0002,"vega":4.0485,"theta":0.0,"rho":-31.1371,"theo":1050.2388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08100000","bid":3.4,"bid_size":5.0,"ask":7.7,"ask_size":5.0,"iv":0.1242,"open_interest":0.0,"volume":0.0,"delta":0.0279,"gamma":0.0001,"vega":3.1548,"theta":-0.1116,"rho":0.7411,"theo":5.3803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08100000","bid":1068.2,"bid_size":3.0,"ask":1239.3,"ask_size":3.0,"iv":0.1444,"open_interest":0.0,"volume":0.0,"delta":-0.973,"gamma":0.0001,"vega":3.1548,"theta":0.0,"rho":-31.8218,"theo":1146.2238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08200000","bid":1.85,"bid_size":5.0,"ask":6.1,"ask_size":5.0,"iv":0.1257,"open_interest":0.0,"volume":0.0,"delta":0.0204,"gamma":0.0001,"vega":2.4682,"theta":-0.0865,"rho":0.5416,"theo":3.8113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08200000","bid":1153.1,"bid_size":3.0,"ask":1337.6,"ask_size":3.0,"iv":0.1025,"open_interest":0.0,"volume":0.0,"delta":-0.9804,"gamma":0.0001,"vega":2.4682,"theta":0.0,"rho":-32.4225,"theo":1243.0172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08300000","bid":0.75,"bid_size":5.0,"ask":5.1,"ask_size":5.0,"iv":0.1277,"open_interest":0.0,"volume":0.0,"delta":0.0151,"gamma":0.0001,"vega":1.9403,"theta":-0.0676,"rho":0.3996,"theo":2.7491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08300000","bid":1249.5,"bid_size":3.0,"ask":1448.6,"ask_size":3.0,"iv":0.1516,"open_interest":0.0,"volume":0.0,"delta":-0.9857,"gamma":0.0001,"vega":1.9403,"theta":0.0,"rho":-32.9656,"theo":1340.3174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08400000","bid":0.05,"bid_size":5.0,"ask":4.5,"ask_size":5.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":0.0113,"gamma":0.0,"vega":1.5322,"theta":-0.0532,"rho":0.2991,"theo":2.0146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08400000","bid":1346.3,"bid_size":3.0,"ask":1547.3,"ask_size":3.0,"iv":0.1677,"open_interest":0.0,"volume":0.0,"delta":-0.9895,"gamma":0.0,"vega":1.5322,"theta":0.0,"rho":-33.4673,"theo":1437.9453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08500000","bid":0.0,"bid_size":0.0,"ask":4.1,"ask_size":5.0,"iv":0.1357,"open_interest":0.0,"volume":0.0,"delta":0.0086,"gamma":0.0,"vega":1.218,"theta":-0.0422,"rho":0.2258,"theo":1.5,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08500000","bid":1453.9,"bid_size":3.0,"ask":1633.9,"ask_size":3.0,"iv":0.1702,"open_interest":0.0,"volume":0.0,"delta":-0.9923,"gamma":0.0,"vega":1.218,"theta":0.0,"rho":-33.9418,"theo":1535.7931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08600000","bid":0.0,"bid_size":0.0,"ask":3.9,"ask_size":5.0,"iv":0.1416,"open_interest":0.0,"volume":0.0,"delta":0.0066,"gamma":0.0,"vega":0.9758,"theta":-0.0339,"rho":0.1729,"theo":1.1359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08600000","bid":1539.8,"bid_size":3.0,"ask":1745.1,"ask_size":3.0,"iv":0.1795,"open_interest":0.0,"volume":0.0,"delta":-0.9943,"gamma":0.0,"vega":0.9758,"theta":0.0,"rho":-34.3959,"theo":1633.7914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C08800000","bid":0.0,"bid_size":0.0,"ask":3.8,"ask_size":5.0,"iv":0.1542,"open_interest":0.0,"volume":0.0,"delta":0.0041,"gamma":0.0,"vega":0.6493,"theta":-0.0228,"rho":0.1067,"theo":0.6937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P08800000","bid":1746.0,"bid_size":3.0,"ask":1931.5,"ask_size":3.0,"iv":0.1924,"open_interest":0.0,"volume":0.0,"delta":-0.9968,"gamma":0.0,"vega":0.6493,"theta":0.0,"rho":-35.2644,"theo":1830.074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C09000000","bid":0.0,"bid_size":0.0,"ask":3.7,"ask_size":5.0,"iv":0.1662,"open_interest":0.0,"volume":0.0,"delta":0.0027,"gamma":0.0,"vega":0.4595,"theta":-0.0166,"rho":0.0714,"theo":0.4668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P09000000","bid":1940.8,"bid_size":3.0,"ask":2130.1,"ask_size":3.0,"iv":0.1766,"open_interest":0.0,"volume":0.0,"delta":-0.9981,"gamma":0.0,"vega":0.4595,"theta":0.0,"rho":-36.1021,"theo":2026.572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C09200000","bid":0.0,"bid_size":0.0,"ask":3.6,"ask_size":5.0,"iv":0.1778,"open_interest":0.0,"volume":0.0,"delta":0.002,"gamma":0.0,"vega":0.3473,"theta":-0.013,"rho":0.0518,"theo":0.3458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P09200000","bid":2135.8,"bid_size":3.0,"ask":2341.9,"ask_size":3.0,"iv":0.2278,"open_interest":0.0,"volume":0.0,"delta":-0.9988,"gamma":0.0,"vega":0.3471,"theta":0.0,"rho":-36.924,"theo":2223.1755,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C09400000","bid":0.0,"bid_size":0.0,"ask":3.6,"ask_size":5.0,"iv":0.1896,"open_interest":0.0,"volume":0.0,"delta":0.0016,"gamma":0.0,"vega":0.2773,"theta":-0.0108,"rho":0.0404,"theo":0.2763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P09400000","bid":2317.8,"bid_size":3.0,"ask":2539.4,"ask_size":3.0,"iv":0.232,"open_interest":0.0,"volume":0.0,"delta":-0.9993,"gamma":0.0,"vega":0.2771,"theta":0.0,"rho":-37.7378,"theo":2419.8309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717C09600000","bid":0.0,"bid_size":0.0,"ask":3.5,"ask_size":5.0,"iv":0.2003,"open_interest":0.0,"volume":0.0,"delta":0.0013,"gamma":0.0,"vega":0.2301,"theta":-0.0094,"rho":0.0329,"theo":0.2321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260717P09600000","bid":2507.2,"bid_size":3.0,"ask":2740.7,"ask_size":3.0,"iv":0.2592,"open_interest":0.0,"volume":0.0,"delta":-0.9996,"gamma":0.0,"vega":0.23,"theta":0.0,"rho":-38.5476,"theo":2616.5116,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":0.0},{"option":"SPXW260731C02800000","bid":4074.9,"bid_size":1.0,"ask":4086.1,"ask_size":1.0,"iv":0.5933,"open_interest":0.0,"volume":0.0,"delta":0.9947,"gamma":0.0,"vega":0.8026,"theta":0.0,"rho":12.1389,"theo":4079.9927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":4101.25},{"option":"SPXW260731P02800000","bid":5.7,"bid_size":59.0,"ask":6.0,"ask_size":172.0,"iv":0.5904,"open_interest":24.0,"volume":1.0,"delta":-0.0061,"gamma":0.0,"vega":0.8024,"theta":-0.1366,"rho":-0.2073,"theo":5.7302,"change":-0.2,"open":5.4,"high":5.4,"low":5.4,"tick":"down","last_trade_price":5.4,"last_trade_time":"2026-02-18T09:43:59","percent_change":-3.57143,"prev_day_close":5.59999990463257},{"option":"SPXW260731C03000000","bid":3879.8,"bid_size":1.0,"ask":3891.0,"ask_size":1.0,"iv":0.566,"open_interest":0.0,"volume":0.0,"delta":0.993,"gamma":0.0,"vega":0.9916,"theta":0.0,"rho":12.9597,"theo":3884.9483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3905.95007324219},{"option":"SPXW260731P03000000","bid":7.0,"bid_size":58.0,"ask":7.4,"ask_size":188.0,"iv":0.5637,"open_interest":16.0,"volume":1.0,"delta":-0.0078,"gamma":0.0,"vega":0.9911,"theta":-0.1619,"rho":-0.2629,"theo":7.1324,"change":-0.15,"open":6.7,"high":6.7,"low":6.7,"tick":"down","last_trade_price":6.7,"last_trade_time":"2026-02-18T09:48:06","percent_change":-2.18978,"prev_day_close":6.84999990463257},{"option":"SPXW260731C03200000","bid":3684.8,"bid_size":1.0,"ask":3696.0,"ask_size":1.0,"iv":0.5389,"open_interest":0.0,"volume":0.0,"delta":0.9911,"gamma":0.0,"vega":1.2106,"theta":0.0,"rho":13.7701,"theo":3690.0926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3710.90002441406},{"option":"SPXW260731P03200000","bid":8.6,"bid_size":57.0,"ask":8.9,"ask_size":176.0,"iv":0.5377,"open_interest":44.0,"volume":0.0,"delta":-0.0098,"gamma":0.0,"vega":1.2106,"theta":-0.1888,"rho":-0.3292,"theo":8.7279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":9.5,"last_trade_time":"2026-02-13T09:51:14","percent_change":0.0,"prev_day_close":8.34999990463257},{"option":"SPXW260731C03400000","bid":3490.1,"bid_size":1.0,"ask":3501.3,"ask_size":1.0,"iv":0.5133,"open_interest":0.0,"volume":0.0,"delta":0.9888,"gamma":0.0,"vega":1.4559,"theta":0.0,"rho":14.5693,"theo":3495.4343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3516.39990234375},{"option":"SPXW260731P03400000","bid":10.3,"bid_size":56.0,"ask":10.7,"ask_size":168.0,"iv":0.5124,"open_interest":0.0,"volume":0.0,"delta":-0.0121,"gamma":0.0,"vega":1.4557,"theta":-0.2169,"rho":-0.4064,"theo":10.5162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":10.0499997138977},{"option":"SPXW260731C03600000","bid":3295.5,"bid_size":1.0,"ask":3307.0,"ask_size":1.0,"iv":0.4895,"open_interest":0.0,"volume":0.0,"delta":0.9861,"gamma":0.0,"vega":1.733,"theta":0.0,"rho":15.3569,"theo":3300.9787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3321.60009765625},{"option":"SPXW260731P03600000","bid":12.3,"bid_size":55.0,"ask":12.7,"ask_size":160.0,"iv":0.4878,"open_interest":12.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":1.7328,"theta":-0.2462,"rho":-0.4953,"theo":12.5083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.45,"last_trade_time":"2026-02-17T10:59:30","percent_change":0.0,"prev_day_close":11.9500002861023},{"option":"SPXW260731C03800000","bid":3101.5,"bid_size":2.0,"ask":3112.7,"ask_size":2.0,"iv":0.4646,"open_interest":0.0,"volume":0.0,"delta":0.9829,"gamma":0.0,"vega":2.0483,"theta":0.0,"rho":16.1282,"theo":3106.7534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3126.95007324219},{"option":"SPXW260731P03800000","bid":14.6,"bid_size":53.0,"ask":15.0,"ask_size":152.0,"iv":0.464,"open_interest":28.0,"volume":0.0,"delta":-0.0179,"gamma":0.0,"vega":2.0483,"theta":-0.2766,"rho":-0.6006,"theo":14.7324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":16.6,"last_trade_time":"2026-02-05T16:06:39","percent_change":0.0,"prev_day_close":14.1500000953674},{"option":"SPXW260731C04000000","bid":2907.5,"bid_size":4.0,"ask":2919.1,"ask_size":2.0,"iv":0.4411,"open_interest":0.0,"volume":0.0,"delta":0.9792,"gamma":0.0,"vega":2.3999,"theta":0.0,"rho":16.8833,"theo":2912.8042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2933.10009765625},{"option":"SPXW260731P04000000","bid":17.0,"bid_size":51.0,"ask":17.5,"ask_size":144.0,"iv":0.4399,"open_interest":8.0,"volume":0.0,"delta":-0.0216,"gamma":0.0,"vega":2.3999,"theta":-0.3083,"rho":-0.722,"theo":17.2311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":18.52,"last_trade_time":"2026-02-17T10:58:50","percent_change":0.0,"prev_day_close":16.5500001907349},{"option":"SPXW260731C04200000","bid":2714.3,"bid_size":3.0,"ask":2725.2,"ask_size":2.0,"iv":0.4186,"open_interest":0.0,"volume":0.0,"delta":0.9748,"gamma":0.0,"vega":2.8076,"theta":0.0,"rho":17.615,"theo":2719.2028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2739.25},{"option":"SPXW260731P04200000","bid":19.9,"bid_size":49.0,"ask":20.4,"ask_size":143.0,"iv":0.4168,"open_interest":2.0,"volume":0.0,"delta":-0.026,"gamma":0.0,"vega":2.8076,"theta":-0.3416,"rho":-0.8667,"theo":20.0776,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":17.3,"last_trade_time":"2026-02-09T12:08:33","percent_change":0.0,"prev_day_close":19.3000001907349},{"option":"SPXW260731C04300000","bid":2617.6,"bid_size":3.0,"ask":2628.5,"ask_size":2.0,"iv":0.4068,"open_interest":0.0,"volume":0.0,"delta":0.9723,"gamma":0.0,"vega":3.034,"theta":-0.0103,"rho":17.9696,"theo":2622.5722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2642.75},{"option":"SPXW260731P04300000","bid":21.4,"bid_size":47.0,"ask":22.0,"ask_size":132.0,"iv":0.4053,"open_interest":14.0,"volume":0.0,"delta":-0.0285,"gamma":0.0,"vega":3.034,"theta":-0.3592,"rho":-0.9504,"theo":21.6709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":21.2,"last_trade_time":"2026-02-17T15:36:05","percent_change":0.0,"prev_day_close":20.8000001907349},{"option":"SPXW260731C04400000","bid":2521.7,"bid_size":3.0,"ask":2531.9,"ask_size":3.0,"iv":0.3963,"open_interest":0.0,"volume":0.0,"delta":0.9696,"gamma":0.0,"vega":3.275,"theta":-0.0418,"rho":18.3166,"theo":2526.0811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2545.94995117188},{"option":"SPXW260731P04400000","bid":23.2,"bid_size":45.0,"ask":23.7,"ask_size":114.0,"iv":0.3942,"open_interest":23.0,"volume":0.0,"delta":-0.0313,"gamma":0.0,"vega":3.275,"theta":-0.3776,"rho":-1.0416,"theo":23.4037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.8,"last_trade_time":"2026-02-17T12:10:57","percent_change":0.0,"prev_day_close":22.5},{"option":"SPXW260731C04500000","bid":2425.2,"bid_size":3.0,"ask":2435.5,"ask_size":3.0,"iv":0.3848,"open_interest":0.0,"volume":0.0,"delta":0.9665,"gamma":0.0,"vega":3.5352,"theta":-0.0742,"rho":18.6552,"theo":2429.7518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2449.55004882812},{"option":"SPXW260731P04500000","bid":25.1,"bid_size":43.0,"ask":25.7,"ask_size":123.0,"iv":0.3834,"open_interest":18.0,"volume":120.0,"delta":-0.0343,"gamma":0.0,"vega":3.5352,"theta":-0.3968,"rho":-1.1413,"theo":25.2983,"change":-1.46,"open":23.15,"high":23.15,"low":23.14,"tick":"down","last_trade_price":23.14,"last_trade_time":"2026-02-18T10:08:06","percent_change":-5.93496,"prev_day_close":24.3000001907349},{"option":"SPXW260731C04600000","bid":2329.2,"bid_size":3.0,"ask":2339.5,"ask_size":2.0,"iv":0.3743,"open_interest":0.0,"volume":0.0,"delta":0.9631,"gamma":0.0,"vega":3.8211,"theta":-0.1077,"rho":18.9819,"theo":2333.613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2353.80004882812},{"option":"SPXW260731P04600000","bid":27.1,"bid_size":41.0,"ask":27.8,"ask_size":118.0,"iv":0.3725,"open_interest":33.0,"volume":0.0,"delta":-0.0377,"gamma":0.0,"vega":3.8211,"theta":-0.4171,"rho":-1.2528,"theo":27.3835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.96,"last_trade_time":"2026-02-17T10:56:41","percent_change":0.0,"prev_day_close":26.3000001907349},{"option":"SPXW260731C04700000","bid":2233.2,"bid_size":3.0,"ask":2243.7,"ask_size":2.0,"iv":0.3637,"open_interest":0.0,"volume":0.0,"delta":0.9593,"gamma":0.0,"vega":4.1342,"theta":-0.1424,"rho":19.294,"theo":2237.7023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2257.30004882812},{"option":"SPXW260731P04700000","bid":29.5,"bid_size":39.0,"ask":30.1,"ask_size":102.0,"iv":0.3621,"open_interest":5.0,"volume":0.0,"delta":-0.0415,"gamma":0.0,"vega":4.1342,"theta":-0.4386,"rho":-1.379,"theo":29.6968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.4,"last_trade_time":"2026-02-13T09:51:30","percent_change":0.0,"prev_day_close":28.5499992370606},{"option":"SPXW260731C04800000","bid":2137.9,"bid_size":3.0,"ask":2148.1,"ask_size":4.0,"iv":0.3538,"open_interest":0.0,"volume":0.0,"delta":0.955,"gamma":0.0001,"vega":4.4716,"theta":-0.1784,"rho":19.591,"theo":2142.0622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2161.65002441406},{"option":"SPXW260731P04800000","bid":32.0,"bid_size":47.0,"ask":32.8,"ask_size":105.0,"iv":0.3519,"open_interest":154.0,"volume":0.0,"delta":-0.0458,"gamma":0.0001,"vega":4.4716,"theta":-0.4615,"rho":-1.5202,"theo":32.2806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.1,"last_trade_time":"2026-02-17T11:17:19","percent_change":0.0,"prev_day_close":31.0},{"option":"SPXW260731C04900000","bid":2042.6,"bid_size":3.0,"ask":2052.8,"ask_size":2.0,"iv":0.3437,"open_interest":0.0,"volume":0.0,"delta":0.9502,"gamma":0.0001,"vega":4.836,"theta":-0.216,"rho":19.8731,"theo":2046.7348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2066.30004882812},{"option":"SPXW260731P04900000","bid":34.9,"bid_size":45.0,"ask":35.7,"ask_size":97.0,"iv":0.3419,"open_interest":19.0,"volume":0.0,"delta":-0.0506,"gamma":0.0001,"vega":4.836,"theta":-0.4859,"rho":-1.6764,"theo":35.1771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":40.06,"last_trade_time":"2026-02-17T10:38:28","percent_change":0.0,"prev_day_close":33.75},{"option":"SPXW260731C05000000","bid":1946.9,"bid_size":3.0,"ask":1957.7,"ask_size":3.0,"iv":0.333,"open_interest":3500.0,"volume":0.0,"delta":0.9449,"gamma":0.0001,"vega":5.238,"theta":-0.2552,"rho":20.1354,"theo":1951.7675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1970.89996337891},{"option":"SPXW260731P05000000","bid":38.2,"bid_size":57.0,"ask":39.0,"ask_size":113.0,"iv":0.3323,"open_interest":3514.0,"volume":0.0,"delta":-0.056,"gamma":0.0001,"vega":5.238,"theta":-0.512,"rho":-1.8523,"theo":38.4337,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.2,"last_trade_time":"2026-02-17T14:14:22","percent_change":0.0,"prev_day_close":36.9500007629394},{"option":"SPXW260731C05100000","bid":1852.7,"bid_size":3.0,"ask":1862.5,"ask_size":3.0,"iv":0.3232,"open_interest":0.0,"volume":0.0,"delta":0.9388,"gamma":0.0001,"vega":5.681,"theta":-0.2962,"rho":20.3716,"theo":1857.2212,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1876.5},{"option":"SPXW260731P05100000","bid":41.9,"bid_size":31.0,"ask":42.8,"ask_size":84.0,"iv":0.323,"open_interest":40.0,"volume":0.0,"delta":-0.062,"gamma":0.0001,"vega":5.681,"theta":-0.5397,"rho":-2.0544,"theo":42.1114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":37.35,"last_trade_time":"2026-02-11T13:16:49","percent_change":0.0,"prev_day_close":40.4500007629394},{"option":"SPXW260731C05200000","bid":1758.6,"bid_size":3.0,"ask":1768.1,"ask_size":3.0,"iv":0.3137,"open_interest":0.0,"volume":0.0,"delta":0.9319,"gamma":0.0001,"vega":6.1572,"theta":-0.3388,"rho":20.5822,"theo":1763.1627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1782.15002441406},{"option":"SPXW260731P05200000","bid":46.1,"bid_size":29.0,"ask":46.9,"ask_size":46.0,"iv":0.3139,"open_interest":2.0,"volume":1.0,"delta":-0.0689,"gamma":0.0001,"vega":6.1572,"theta":-0.5692,"rho":-2.282,"theo":46.2769,"change":-3.36,"open":42.09,"high":42.09,"low":42.09,"tick":"down","last_trade_price":42.09,"last_trade_time":"2026-02-18T10:37:51","percent_change":-7.39274,"prev_day_close":44.4500007629394},{"option":"SPXW260731C05250000","bid":1711.9,"bid_size":3.0,"ask":1721.3,"ask_size":3.0,"iv":0.3093,"open_interest":0.0,"volume":0.0,"delta":0.9282,"gamma":0.0001,"vega":6.4084,"theta":-0.3609,"rho":20.6785,"theo":1716.3349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1735.54998779297},{"option":"SPXW260731P05250000","bid":48.4,"bid_size":29.0,"ask":49.2,"ask_size":73.0,"iv":0.3093,"open_interest":1.0,"volume":0.0,"delta":-0.0727,"gamma":0.0001,"vega":6.4084,"theta":-0.5846,"rho":-2.4049,"theo":48.5611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":43.95,"last_trade_time":"2026-02-03T10:20:34","percent_change":0.0,"prev_day_close":46.6000003814697},{"option":"SPXW260731C05300000","bid":1665.2,"bid_size":3.0,"ask":1674.5,"ask_size":3.0,"iv":0.3048,"open_interest":0.0,"volume":0.0,"delta":0.9242,"gamma":0.0001,"vega":6.6711,"theta":-0.3833,"rho":20.7674,"theo":1669.6514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1688.25},{"option":"SPXW260731P05300000","bid":50.8,"bid_size":28.0,"ask":51.7,"ask_size":71.0,"iv":0.3049,"open_interest":2.0,"volume":0.0,"delta":-0.0766,"gamma":0.0001,"vega":6.6711,"theta":-0.6005,"rho":-2.5351,"theo":50.9895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.66,"last_trade_time":"2026-02-13T10:21:46","percent_change":0.0,"prev_day_close":48.9500007629394},{"option":"SPXW260731C05350000","bid":1618.7,"bid_size":3.0,"ask":1627.9,"ask_size":3.0,"iv":0.3004,"open_interest":0.0,"volume":0.0,"delta":0.92,"gamma":0.0001,"vega":6.9473,"theta":-0.4061,"rho":20.8472,"theo":1623.1215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1641.90002441406},{"option":"SPXW260731P05350000","bid":53.4,"bid_size":27.0,"ask":54.2,"ask_size":41.0,"iv":0.3004,"open_interest":5.0,"volume":0.0,"delta":-0.0809,"gamma":0.0001,"vega":6.9473,"theta":-0.6167,"rho":-2.6744,"theo":53.5716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":46.53,"last_trade_time":"2026-02-09T10:24:39","percent_change":0.0,"prev_day_close":51.3999996185303},{"option":"SPXW260731C05400000","bid":1572.4,"bid_size":3.0,"ask":1581.7,"ask_size":3.0,"iv":0.2962,"open_interest":0.0,"volume":0.0,"delta":0.9154,"gamma":0.0001,"vega":7.2366,"theta":-0.4293,"rho":20.9165,"theo":1576.7562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1595.35003662109},{"option":"SPXW260731P05400000","bid":55.9,"bid_size":21.0,"ask":56.9,"ask_size":38.0,"iv":0.2959,"open_interest":4.0,"volume":0.0,"delta":-0.0854,"gamma":0.0001,"vega":7.2366,"theta":-0.6333,"rho":-2.8242,"theo":56.3182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":54.46,"last_trade_time":"2026-02-06T11:17:15","percent_change":0.0,"prev_day_close":53.9499988555908},{"option":"SPXW260731C05450000","bid":1526.3,"bid_size":3.0,"ask":1536.0,"ask_size":3.0,"iv":0.2923,"open_interest":0.0,"volume":0.0,"delta":0.9107,"gamma":0.0001,"vega":7.5362,"theta":-0.4528,"rho":20.9754,"theo":1530.5668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1548.89996337891},{"option":"SPXW260731P05450000","bid":58.8,"bid_size":20.0,"ask":59.8,"ask_size":36.0,"iv":0.2916,"open_interest":16.0,"volume":2.0,"delta":-0.0902,"gamma":0.0001,"vega":7.5362,"theta":-0.6502,"rho":-2.9844,"theo":59.2408,"change":-4.76,"open":53.49,"high":53.49,"low":53.49,"tick":"down","last_trade_price":53.49,"last_trade_time":"2026-02-18T12:53:04","percent_change":-8.17167,"prev_day_close":56.8499984741211},{"option":"SPXW260731C05500000","bid":1480.8,"bid_size":3.0,"ask":1489.2,"ask_size":3.0,"iv":0.2878,"open_interest":0.0,"volume":0.0,"delta":0.9056,"gamma":0.0001,"vega":7.8436,"theta":-0.4766,"rho":21.0252,"theo":1484.5634,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1502.75},{"option":"SPXW260731P05500000","bid":61.9,"bid_size":19.0,"ask":62.9,"ask_size":35.0,"iv":0.2874,"open_interest":4.0,"volume":1.0,"delta":-0.0952,"gamma":0.0001,"vega":7.8436,"theta":-0.6675,"rho":-3.1538,"theo":62.3494,"change":-2.5,"open":58.85,"high":58.85,"low":58.85,"tick":"up","last_trade_price":58.85,"last_trade_time":"2026-02-18T15:51:38","percent_change":-4.07498,"prev_day_close":59.7999992370606},{"option":"SPXW260731C05550000","bid":1434.6,"bid_size":3.0,"ask":1443.3,"ask_size":3.0,"iv":0.2833,"open_interest":0.0,"volume":0.0,"delta":0.9002,"gamma":0.0001,"vega":8.159,"theta":-0.5008,"rho":21.0667,"theo":1438.754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1456.89996337891},{"option":"SPXW260731P05550000","bid":65.2,"bid_size":8.0,"ask":66.2,"ask_size":33.0,"iv":0.2832,"open_interest":1.0,"volume":0.0,"delta":-0.1006,"gamma":0.0001,"vega":8.159,"theta":-0.685,"rho":-3.3314,"theo":65.652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":59.41,"last_trade_time":"2026-02-02T10:03:14","percent_change":0.0,"prev_day_close":62.9500007629394},{"option":"SPXW260731C05600000","bid":1389.0,"bid_size":3.0,"ask":1397.7,"ask_size":3.0,"iv":0.2792,"open_interest":33.0,"volume":0.0,"delta":0.8945,"gamma":0.0001,"vega":8.4854,"theta":-0.5251,"rho":21.0988,"theo":1393.1464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1411.04998779297},{"option":"SPXW260731P05600000","bid":68.6,"bid_size":42.0,"ask":69.7,"ask_size":32.0,"iv":0.2789,"open_interest":16.0,"volume":1.0,"delta":-0.1064,"gamma":0.0001,"vega":8.4854,"theta":-0.7028,"rho":-3.5184,"theo":69.1563,"change":-2.95,"open":65.25,"high":65.25,"low":65.25,"tick":"up","last_trade_price":65.25,"last_trade_time":"2026-02-18T15:51:38","percent_change":-4.32551,"prev_day_close":66.2999992370606},{"option":"SPXW260731C05650000","bid":1343.7,"bid_size":3.0,"ask":1352.2,"ask_size":3.0,"iv":0.275,"open_interest":1.0,"volume":0.0,"delta":0.8884,"gamma":0.0001,"vega":8.8259,"theta":-0.5496,"rho":21.1186,"theo":1347.7507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1451.58,"last_trade_time":"2026-02-09T15:40:50","percent_change":0.0,"prev_day_close":1365.39996337891},{"option":"SPXW260731P05650000","bid":72.3,"bid_size":48.0,"ask":73.4,"ask_size":30.0,"iv":0.2748,"open_interest":8.0,"volume":0.0,"delta":-0.1124,"gamma":0.0001,"vega":8.8259,"theta":-0.7206,"rho":-3.7177,"theo":72.8726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.98,"last_trade_time":"2026-02-11T10:37:10","percent_change":0.0,"prev_day_close":69.8499984741211},{"option":"SPXW260731C05675000","bid":1321.1,"bid_size":3.0,"ask":1329.6,"ask_size":3.0,"iv":0.273,"open_interest":0.0,"volume":0.0,"delta":0.8853,"gamma":0.0002,"vega":9.0015,"theta":-0.5619,"rho":21.123,"theo":1325.1365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1342.64996337891},{"option":"SPXW260731P05675000","bid":74.2,"bid_size":46.0,"ask":75.5,"ask_size":30.0,"iv":0.2728,"open_interest":7.0,"volume":0.0,"delta":-0.1156,"gamma":0.0002,"vega":9.0015,"theta":-0.7296,"rho":-3.8229,"theo":74.8143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":64.5,"last_trade_time":"2026-02-11T14:13:06","percent_change":0.0,"prev_day_close":71.7000007629394},{"option":"SPXW260731C05700000","bid":1298.6,"bid_size":3.0,"ask":1307.0,"ask_size":3.0,"iv":0.271,"open_interest":0.0,"volume":0.0,"delta":0.882,"gamma":0.0002,"vega":9.1801,"theta":-0.5742,"rho":21.1236,"theo":1302.5804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1320.20001220703},{"option":"SPXW260731P05700000","bid":76.3,"bid_size":7.0,"ask":77.5,"ask_size":29.0,"iv":0.2708,"open_interest":5.0,"volume":0.0,"delta":-0.1188,"gamma":0.0002,"vega":9.1801,"theta":-0.7386,"rho":-3.9318,"theo":76.8143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.6,"last_trade_time":"2026-02-11T12:51:18","percent_change":0.0,"prev_day_close":73.6000022888184},{"option":"SPXW260731C05725000","bid":1276.1,"bid_size":3.0,"ask":1284.5,"ask_size":3.0,"iv":0.2689,"open_interest":0.0,"volume":0.0,"delta":0.8786,"gamma":0.0002,"vega":9.3611,"theta":-0.5865,"rho":21.1206,"theo":1280.0844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1297.84997558594},{"option":"SPXW260731P05725000","bid":78.3,"bid_size":36.0,"ask":79.5,"ask_size":28.0,"iv":0.2687,"open_interest":0.0,"volume":0.0,"delta":-0.1222,"gamma":0.0002,"vega":9.3611,"theta":-0.7476,"rho":-4.0445,"theo":78.8743,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":75.6000022888184},{"option":"SPXW260731C05750000","bid":1254.4,"bid_size":3.0,"ask":1262.6,"ask_size":3.0,"iv":0.2676,"open_interest":0.0,"volume":0.0,"delta":0.8752,"gamma":0.0002,"vega":9.5438,"theta":-0.5988,"rho":21.1142,"theo":1257.65,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1275.04998779297},{"option":"SPXW260731P05750000","bid":80.4,"bid_size":35.0,"ask":81.6,"ask_size":27.0,"iv":0.2667,"open_interest":5.0,"volume":0.0,"delta":-0.1256,"gamma":0.0002,"vega":9.5438,"theta":-0.7567,"rho":-4.1603,"theo":80.9958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":76.43,"last_trade_time":"2026-02-13T13:23:15","percent_change":0.0,"prev_day_close":77.6000022888184},{"option":"SPXW260731C05775000","bid":1231.4,"bid_size":3.0,"ask":1239.7,"ask_size":3.0,"iv":0.2649,"open_interest":0.0,"volume":0.0,"delta":0.8716,"gamma":0.0002,"vega":9.7277,"theta":-0.6111,"rho":21.1049,"theo":1235.2786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1252.84997558594},{"option":"SPXW260731P05775000","bid":82.6,"bid_size":33.0,"ask":83.9,"ask_size":26.0,"iv":0.2647,"open_interest":5.0,"volume":0.0,"delta":-0.1292,"gamma":0.0002,"vega":9.7277,"theta":-0.7657,"rho":-4.2792,"theo":83.1804,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.15,"last_trade_time":"2026-02-06T15:43:48","percent_change":0.0,"prev_day_close":79.7000007629394},{"option":"SPXW260731C05800000","bid":1209.1,"bid_size":3.0,"ask":1217.4,"ask_size":3.0,"iv":0.2629,"open_interest":0.0,"volume":0.0,"delta":0.868,"gamma":0.0002,"vega":9.9128,"theta":-0.6233,"rho":21.093,"theo":1212.9712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1230.29998779297},{"option":"SPXW260731P05800000","bid":84.8,"bid_size":40.0,"ask":86.0,"ask_size":26.0,"iv":0.2626,"open_interest":50.0,"volume":0.0,"delta":-0.1328,"gamma":0.0002,"vega":9.9128,"theta":-0.7746,"rho":-4.4007,"theo":85.4291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.58,"last_trade_time":"2026-02-05T13:54:42","percent_change":0.0,"prev_day_close":81.8499984741211},{"option":"SPXW260731C05825000","bid":1186.9,"bid_size":3.0,"ask":1195.0,"ask_size":3.0,"iv":0.2608,"open_interest":0.0,"volume":0.0,"delta":0.8642,"gamma":0.0002,"vega":10.0993,"theta":-0.6356,"rho":21.0784,"theo":1190.729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1207.85003662109},{"option":"SPXW260731P05825000","bid":87.1,"bid_size":39.0,"ask":88.3,"ask_size":25.0,"iv":0.2605,"open_interest":1.0,"volume":0.0,"delta":-0.1366,"gamma":0.0002,"vega":10.0993,"theta":-0.7836,"rho":-4.5248,"theo":87.7428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":88.65,"last_trade_time":"2026-02-04T11:48:20","percent_change":0.0,"prev_day_close":84.0499992370606},{"option":"SPXW260731C05850000","bid":1164.8,"bid_size":3.0,"ask":1172.8,"ask_size":3.0,"iv":0.2588,"open_interest":0.0,"volume":0.0,"delta":0.8604,"gamma":0.0002,"vega":10.2879,"theta":-0.6478,"rho":21.061,"theo":1168.553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1185.5},{"option":"SPXW260731P05850000","bid":89.5,"bid_size":31.0,"ask":90.7,"ask_size":25.0,"iv":0.2585,"open_interest":3.0,"volume":0.0,"delta":-0.1405,"gamma":0.0002,"vega":10.2879,"theta":-0.7925,"rho":-4.6518,"theo":90.1228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.73,"last_trade_time":"2026-02-17T10:38:28","percent_change":0.0,"prev_day_close":86.3499984741211},{"option":"SPXW260731C05875000","bid":1142.8,"bid_size":3.0,"ask":1150.7,"ask_size":3.0,"iv":0.2568,"open_interest":0.0,"volume":0.0,"delta":0.8564,"gamma":0.0002,"vega":10.4792,"theta":-0.6599,"rho":21.0401,"theo":1146.4446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1163.54998779297},{"option":"SPXW260731P05875000","bid":92.0,"bid_size":29.0,"ask":93.2,"ask_size":24.0,"iv":0.2566,"open_interest":2.0,"volume":0.0,"delta":-0.1445,"gamma":0.0002,"vega":10.4792,"theta":-0.8013,"rho":-4.7823,"theo":92.5704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":88.43,"last_trade_time":"2026-02-13T12:41:38","percent_change":0.0,"prev_day_close":88.75},{"option":"SPXW260731C05900000","bid":1120.7,"bid_size":3.0,"ask":1128.7,"ask_size":3.0,"iv":0.2548,"open_interest":0.0,"volume":0.0,"delta":0.8523,"gamma":0.0002,"vega":10.6738,"theta":-0.672,"rho":21.0151,"theo":1124.4056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1141.29998779297},{"option":"SPXW260731P05900000","bid":94.5,"bid_size":36.0,"ask":95.7,"ask_size":24.0,"iv":0.2545,"open_interest":11.0,"volume":3.0,"delta":-0.1485,"gamma":0.0002,"vega":10.6738,"theta":-0.8101,"rho":-4.9168,"theo":95.0874,"change":1.13,"open":86.63,"high":93.7,"low":84.7,"tick":"up","last_trade_price":93.7,"last_trade_time":"2026-02-18T15:29:44","percent_change":1.23971,"prev_day_close":91.1500015258789},{"option":"SPXW260731C05925000","bid":1098.9,"bid_size":3.0,"ask":1106.7,"ask_size":3.0,"iv":0.2528,"open_interest":0.0,"volume":0.0,"delta":0.8481,"gamma":0.0002,"vega":10.8718,"theta":-0.684,"rho":20.9854,"theo":1102.4382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1119.35003662109},{"option":"SPXW260731P05925000","bid":97.1,"bid_size":34.0,"ask":98.5,"ask_size":22.0,"iv":0.2526,"open_interest":62.0,"volume":60.0,"delta":-0.1528,"gamma":0.0002,"vega":10.8718,"theta":-0.8188,"rho":-5.0561,"theo":97.6759,"change":-5.37,"open":91.23,"high":91.23,"low":91.23,"tick":"down","last_trade_price":91.23,"last_trade_time":"2026-02-18T13:45:32","percent_change":-5.559,"prev_day_close":93.6500015258789},{"option":"SPXW260731C05950000","bid":1077.4,"bid_size":4.0,"ask":1085.1,"ask_size":4.0,"iv":0.2511,"open_interest":0.0,"volume":0.0,"delta":0.8437,"gamma":0.0002,"vega":11.0729,"theta":-0.6959,"rho":20.9506,"theo":1080.545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1097.45001220703},{"option":"SPXW260731P05950000","bid":99.8,"bid_size":34.0,"ask":101.1,"ask_size":22.0,"iv":0.2506,"open_interest":6.0,"volume":1.0,"delta":-0.1571,"gamma":0.0002,"vega":11.0729,"theta":-0.8274,"rho":-5.2005,"theo":100.3387,"change":-5.2,"open":94.1,"high":94.1,"low":94.1,"tick":"down","last_trade_price":94.1,"last_trade_time":"2026-02-18T14:07:16","percent_change":-5.23666,"prev_day_close":96.2000007629394},{"option":"SPXW260731C05975000","bid":1055.3,"bid_size":4.0,"ask":1063.1,"ask_size":4.0,"iv":0.2489,"open_interest":0.0,"volume":0.0,"delta":0.8393,"gamma":0.0002,"vega":11.2764,"theta":-0.7077,"rho":20.9107,"theo":1058.7287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1075.5},{"option":"SPXW260731P05975000","bid":102.5,"bid_size":32.0,"ask":103.8,"ask_size":21.0,"iv":0.2485,"open_interest":4.0,"volume":1.0,"delta":-0.1616,"gamma":0.0002,"vega":11.2764,"theta":-0.8359,"rho":-5.35,"theo":103.0784,"change":-2.12,"open":99.88,"high":99.88,"low":99.88,"tick":"down","last_trade_price":99.88,"last_trade_time":"2026-02-18T15:37:10","percent_change":-2.07843,"prev_day_close":98.8499984741211},{"option":"SPXW260731C06000000","bid":1034.8,"bid_size":16.0,"ask":1039.8,"ask_size":15.0,"iv":0.2467,"open_interest":3500.0,"volume":0.0,"delta":0.8347,"gamma":0.0002,"vega":11.4811,"theta":-0.7194,"rho":20.866,"theo":1036.9918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1053.5},{"option":"SPXW260731P06000000","bid":105.4,"bid_size":26.0,"ask":106.6,"ask_size":30.0,"iv":0.2466,"open_interest":3520.0,"volume":7.0,"delta":-0.1661,"gamma":0.0002,"vega":11.4811,"theta":-0.8443,"rho":-5.5042,"theo":105.8975,"change":1.28,"open":96.58,"high":96.58,"low":94.5,"tick":"down","last_trade_price":94.5,"last_trade_time":"2026-02-18T13:02:15","percent_change":1.26046,"prev_day_close":101.549999237061},{"option":"SPXW260731C06025000","bid":1012.0,"bid_size":4.0,"ask":1019.7,"ask_size":4.0,"iv":0.2449,"open_interest":0.0,"volume":0.0,"delta":0.83,"gamma":0.0002,"vega":11.6863,"theta":-0.731,"rho":20.8172,"theo":1015.3366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1031.89996337891},{"option":"SPXW260731P06025000","bid":108.3,"bid_size":26.0,"ask":109.7,"ask_size":21.0,"iv":0.2446,"open_interest":13.0,"volume":6.0,"delta":-0.1708,"gamma":0.0002,"vega":11.6863,"theta":-0.8526,"rho":-5.6625,"theo":108.7983,"change":-3.26,"open":105.2,"high":105.53,"low":100.3,"tick":"down","last_trade_price":104.59,"last_trade_time":"2026-02-18T15:41:40","percent_change":-3.02272,"prev_day_close":104.400001525879},{"option":"SPXW260731C06050000","bid":990.3,"bid_size":4.0,"ask":998.0,"ask_size":4.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":0.8251,"gamma":0.0002,"vega":11.8916,"theta":-0.7424,"rho":20.765,"theo":993.765,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1010.44998168945},{"option":"SPXW260731P06050000","bid":111.3,"bid_size":25.0,"ask":112.7,"ask_size":20.0,"iv":0.2426,"open_interest":85.0,"volume":2.0,"delta":-0.1757,"gamma":0.0002,"vega":11.8916,"theta":-0.8607,"rho":-5.8243,"theo":111.7826,"change":-5.95,"open":103.08,"high":104.9,"low":103.08,"tick":"up","last_trade_price":104.9,"last_trade_time":"2026-02-18T14:07:16","percent_change":-5.36762,"prev_day_close":107.299999237061},{"option":"SPXW260731C06075000","bid":969.0,"bid_size":4.0,"ask":976.6,"ask_size":4.0,"iv":0.2408,"open_interest":0.0,"volume":0.0,"delta":0.8202,"gamma":0.0002,"vega":12.0969,"theta":-0.7536,"rho":20.7095,"theo":972.2784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":988.600006103516},{"option":"SPXW260731P06075000","bid":114.4,"bid_size":25.0,"ask":115.8,"ask_size":20.0,"iv":0.2406,"open_interest":36.0,"volume":0.0,"delta":-0.1807,"gamma":0.0002,"vega":12.0969,"theta":-0.8687,"rho":-5.9893,"theo":114.852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":119.37,"last_trade_time":"2026-02-17T12:10:57","percent_change":0.0,"prev_day_close":110.299999237061},{"option":"SPXW260731C06100000","bid":948.3,"bid_size":4.0,"ask":955.1,"ask_size":4.0,"iv":0.2391,"open_interest":1.0,"volume":0.0,"delta":0.815,"gamma":0.0002,"vega":12.303,"theta":-0.7647,"rho":20.6505,"theo":950.8786,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1040.82,"last_trade_time":"2026-02-10T15:21:55","percent_change":0.0,"prev_day_close":967.100006103516},{"option":"SPXW260731P06100000","bid":117.6,"bid_size":24.0,"ask":119.0,"ask_size":19.0,"iv":0.2386,"open_interest":24.0,"volume":121.0,"delta":-0.1858,"gamma":0.0002,"vega":12.303,"theta":-0.8765,"rho":-6.1579,"theo":118.0082,"change":-9.32,"open":108.68,"high":108.68,"low":107.83,"tick":"down","last_trade_price":107.83,"last_trade_time":"2026-02-18T12:33:58","percent_change":-7.95561,"prev_day_close":113.299999237061},{"option":"SPXW260731C06125000","bid":926.5,"bid_size":4.0,"ask":933.9,"ask_size":4.0,"iv":0.2369,"open_interest":0.0,"volume":0.0,"delta":0.8098,"gamma":0.0002,"vega":12.5108,"theta":-0.7756,"rho":20.5871,"theo":929.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":945.75},{"option":"SPXW260731P06125000","bid":120.9,"bid_size":24.0,"ask":122.2,"ask_size":19.0,"iv":0.2366,"open_interest":1.0,"volume":0.0,"delta":-0.1911,"gamma":0.0002,"vega":12.5108,"theta":-0.8841,"rho":-6.3309,"theo":121.2533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":131.5,"last_trade_time":"2026-02-05T12:08:23","percent_change":0.0,"prev_day_close":116.450000762939},{"option":"SPXW260731C06150000","bid":905.8,"bid_size":4.0,"ask":912.6,"ask_size":4.0,"iv":0.235,"open_interest":1.0,"volume":0.0,"delta":0.8043,"gamma":0.0003,"vega":12.7209,"theta":-0.7864,"rho":20.5182,"theo":908.3484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":997.52,"last_trade_time":"2026-02-10T15:21:55","percent_change":0.0,"prev_day_close":924.449981689453},{"option":"SPXW260731P06150000","bid":124.3,"bid_size":23.0,"ask":125.6,"ask_size":19.0,"iv":0.2346,"open_interest":174.0,"volume":0.0,"delta":-0.1965,"gamma":0.0003,"vega":12.7209,"theta":-0.8915,"rho":-6.5094,"theo":124.5901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":125.1,"last_trade_time":"2026-02-17T15:59:51","percent_change":0.0,"prev_day_close":119.75},{"option":"SPXW260731C06175000","bid":884.8,"bid_size":4.0,"ask":892.1,"ask_size":4.0,"iv":0.2333,"open_interest":0.0,"volume":0.0,"delta":0.7988,"gamma":0.0003,"vega":12.9335,"theta":-0.7969,"rho":20.4429,"theo":887.2246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":903.200012207031},{"option":"SPXW260731P06175000","bid":127.8,"bid_size":10.0,"ask":129.2,"ask_size":18.0,"iv":0.2327,"open_interest":23.0,"volume":0.0,"delta":-0.2021,"gamma":0.0003,"vega":12.9335,"theta":-0.8987,"rho":-6.6942,"theo":128.0222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.4,"last_trade_time":"2026-02-13T09:51:30","percent_change":0.0,"prev_day_close":123.049999237061},{"option":"SPXW260731C06200000","bid":863.8,"bid_size":4.0,"ask":870.5,"ask_size":4.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.793,"gamma":0.0003,"vega":13.1481,"theta":-0.8072,"rho":20.3607,"theo":866.2001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":882.399993896484},{"option":"SPXW260731P06200000","bid":131.4,"bid_size":10.0,"ask":132.7,"ask_size":18.0,"iv":0.2307,"open_interest":58.0,"volume":2.0,"delta":-0.2078,"gamma":0.0003,"vega":13.1481,"theta":-0.9057,"rho":-6.886,"theo":131.5537,"change":-7.28,"open":123.67,"high":123.67,"low":123.67,"tick":"down","last_trade_price":123.67,"last_trade_time":"2026-02-18T10:01:19","percent_change":-5.55937,"prev_day_close":126.5},{"option":"SPXW260731C06225000","bid":842.4,"bid_size":4.0,"ask":849.7,"ask_size":4.0,"iv":0.2288,"open_interest":0.0,"volume":0.0,"delta":0.7871,"gamma":0.0003,"vega":13.3634,"theta":-0.8172,"rho":20.2718,"theo":845.2794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":861.050018310547},{"option":"SPXW260731P06225000","bid":135.0,"bid_size":36.0,"ask":136.4,"ask_size":32.0,"iv":0.2286,"open_interest":1446.0,"volume":0.0,"delta":-0.2137,"gamma":0.0003,"vega":13.3634,"theta":-0.9124,"rho":-7.0845,"theo":135.189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":149.4,"last_trade_time":"2026-02-13T09:51:33","percent_change":0.0,"prev_day_close":130.050003051758},{"option":"SPXW260731C06250000","bid":822.2,"bid_size":4.0,"ask":829.3,"ask_size":4.0,"iv":0.2272,"open_interest":0.0,"volume":0.0,"delta":0.7811,"gamma":0.0003,"vega":13.5783,"theta":-0.8269,"rho":20.1771,"theo":824.4663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":840.199981689453},{"option":"SPXW260731P06250000","bid":138.8,"bid_size":10.0,"ask":140.1,"ask_size":16.0,"iv":0.2266,"open_interest":137.0,"volume":40.0,"delta":-0.2198,"gamma":0.0003,"vega":13.5783,"theta":-0.9189,"rho":-7.2887,"theo":138.9318,"change":-10.05,"open":131.74,"high":131.74,"low":128.4,"tick":"no_change","last_trade_price":128.4,"last_trade_time":"2026-02-18T10:31:01","percent_change":-7.25894,"prev_day_close":133.650001525879},{"option":"SPXW260731C06275000","bid":801.5,"bid_size":4.0,"ask":808.0,"ask_size":4.0,"iv":0.2249,"open_interest":0.0,"volume":0.0,"delta":0.7748,"gamma":0.0003,"vega":13.7915,"theta":-0.8364,"rho":20.0776,"theo":803.764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":819.399993896484},{"option":"SPXW260731P06275000","bid":142.7,"bid_size":25.0,"ask":144.1,"ask_size":31.0,"iv":0.2246,"open_interest":1462.0,"volume":0.0,"delta":-0.226,"gamma":0.0003,"vega":13.7915,"theta":-0.9251,"rho":-7.4978,"theo":142.7855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":143.93,"last_trade_time":"2026-02-17T13:34:04","percent_change":0.0,"prev_day_close":137.449996948242},{"option":"SPXW260731C06300000","bid":781.0,"bid_size":4.0,"ask":788.0,"ask_size":4.0,"iv":0.2231,"open_interest":0.0,"volume":0.0,"delta":0.7684,"gamma":0.0003,"vega":14.0029,"theta":-0.8456,"rho":19.974,"theo":783.1753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.649993896484},{"option":"SPXW260731P06300000","bid":146.7,"bid_size":10.0,"ask":148.1,"ask_size":16.0,"iv":0.2226,"open_interest":661.0,"volume":0.0,"delta":-0.2324,"gamma":0.0003,"vega":14.0029,"theta":-0.931,"rho":-7.7109,"theo":146.7528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":146.59,"last_trade_time":"2026-02-17T15:22:43","percent_change":0.0,"prev_day_close":141.25},{"option":"SPXW260731C06325000","bid":760.0,"bid_size":4.0,"ask":767.1,"ask_size":4.0,"iv":0.2207,"open_interest":0.0,"volume":0.0,"delta":0.7618,"gamma":0.0003,"vega":14.213,"theta":-0.8545,"rho":19.8662,"theo":762.7028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":778.399993896484},{"option":"SPXW260731P06325000","bid":150.8,"bid_size":10.0,"ask":152.2,"ask_size":15.0,"iv":0.2206,"open_interest":705.0,"volume":2.0,"delta":-0.239,"gamma":0.0003,"vega":14.213,"theta":-0.9366,"rho":-7.9283,"theo":150.8363,"change":-13.38,"open":137.17,"high":137.17,"low":137.17,"tick":"down","last_trade_price":137.17,"last_trade_time":"2026-02-18T12:53:04","percent_change":-8.88741,"prev_day_close":145.199996948242},{"option":"SPXW260731C06350000","bid":740.2,"bid_size":4.0,"ask":746.6,"ask_size":4.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.755,"gamma":0.0003,"vega":14.4227,"theta":-0.863,"rho":19.7528,"theo":742.3498,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":726.21,"last_trade_time":"2026-02-05T12:22:09","percent_change":0.0,"prev_day_close":757.899993896484},{"option":"SPXW260731P06350000","bid":155.0,"bid_size":10.0,"ask":156.5,"ask_size":15.0,"iv":0.2186,"open_interest":56.0,"volume":5.0,"delta":-0.2458,"gamma":0.0003,"vega":14.4227,"theta":-0.9418,"rho":-8.1512,"theo":155.0393,"change":-11.35,"open":143.45,"high":143.45,"low":143.45,"tick":"down","last_trade_price":143.45,"last_trade_time":"2026-02-18T10:36:05","percent_change":-7.33204,"prev_day_close":149.300003051758},{"option":"SPXW260731C06375000","bid":719.6,"bid_size":4.0,"ask":726.4,"ask_size":4.0,"iv":0.2166,"open_interest":0.0,"volume":0.0,"delta":0.7481,"gamma":0.0003,"vega":14.6329,"theta":-0.8712,"rho":19.6323,"theo":722.1208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.399993896484},{"option":"SPXW260731P06375000","bid":159.3,"bid_size":9.0,"ask":160.8,"ask_size":15.0,"iv":0.2165,"open_interest":153.0,"volume":125.0,"delta":-0.2527,"gamma":0.0003,"vega":14.6329,"theta":-0.9467,"rho":-8.3813,"theo":159.3662,"change":-7.76,"open":149.62,"high":153.43,"low":149.62,"tick":"down","last_trade_price":151.44,"last_trade_time":"2026-02-18T15:47:48","percent_change":-4.87437,"prev_day_close":153.5},{"option":"SPXW260731C06400000","bid":699.5,"bid_size":4.0,"ask":706.3,"ask_size":4.0,"iv":0.2146,"open_interest":1.0,"volume":0.0,"delta":0.7409,"gamma":0.0003,"vega":14.8436,"theta":-0.879,"rho":19.5031,"theo":702.0211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":704.94,"last_trade_time":"2026-02-12T13:29:39","percent_change":0.0,"prev_day_close":717.199981689453},{"option":"SPXW260731P06400000","bid":163.8,"bid_size":9.0,"ask":165.3,"ask_size":14.0,"iv":0.2145,"open_interest":81.0,"volume":0.0,"delta":-0.2599,"gamma":0.0003,"vega":14.8436,"theta":-0.9512,"rho":-8.6201,"theo":163.8226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":159.83,"last_trade_time":"2026-02-13T13:56:15","percent_change":0.0,"prev_day_close":157.800003051758},{"option":"SPXW260731C06425000","bid":679.5,"bid_size":4.0,"ask":686.2,"ask_size":4.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":0.7335,"gamma":0.0003,"vega":15.0541,"theta":-0.8864,"rho":19.3648,"theo":682.0573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":696.950012207031},{"option":"SPXW260731P06425000","bid":168.3,"bid_size":9.0,"ask":169.8,"ask_size":14.0,"iv":0.2124,"open_interest":68.0,"volume":0.0,"delta":-0.2673,"gamma":0.0003,"vega":15.0541,"theta":-0.9553,"rho":-8.8679,"theo":168.4147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":141.86,"last_trade_time":"2026-02-09T14:03:13","percent_change":0.0,"prev_day_close":162.300003051758},{"option":"SPXW260731C06450000","bid":659.6,"bid_size":7.0,"ask":666.8,"ask_size":7.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.726,"gamma":0.0004,"vega":15.2626,"theta":-0.8934,"rho":19.2183,"theo":662.2354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":676.850006103516},{"option":"SPXW260731P06450000","bid":173.1,"bid_size":9.0,"ask":174.7,"ask_size":14.0,"iv":0.2104,"open_interest":59.0,"volume":0.0,"delta":-0.2749,"gamma":0.0004,"vega":15.2626,"theta":-0.959,"rho":-9.124,"theo":173.1488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":177.8,"last_trade_time":"2026-02-13T14:58:50","percent_change":0.0,"prev_day_close":166.800003051758},{"option":"SPXW260731C06475000","bid":640.6,"bid_size":7.0,"ask":647.1,"ask_size":7.0,"iv":0.2086,"open_interest":0.0,"volume":0.0,"delta":0.7182,"gamma":0.0004,"vega":15.4674,"theta":-0.8999,"rho":19.065,"theo":642.5608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":657.25},{"option":"SPXW260731P06475000","bid":177.9,"bid_size":9.0,"ask":179.6,"ask_size":14.0,"iv":0.2083,"open_interest":67.0,"volume":0.0,"delta":-0.2827,"gamma":0.0004,"vega":15.4674,"theta":-0.9623,"rho":-9.3868,"theo":178.0302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.2,"last_trade_time":"2026-02-12T14:21:35","percent_change":0.0,"prev_day_close":171.600006103516},{"option":"SPXW260731C06500000","bid":620.6,"bid_size":7.0,"ask":627.2,"ask_size":7.0,"iv":0.2063,"open_interest":1.0,"volume":2.0,"delta":0.7101,"gamma":0.0004,"vega":15.6676,"theta":-0.906,"rho":18.9067,"theo":623.0377,"change":26.75,"open":640.18,"high":644.75,"low":640.18,"tick":"up","last_trade_price":644.75,"last_trade_time":"2026-02-18T10:02:02","percent_change":4.32848,"prev_day_close":637.450012207031},{"option":"SPXW260731P06500000","bid":182.9,"bid_size":14.0,"ask":184.7,"ask_size":22.0,"iv":0.2062,"open_interest":217.0,"volume":4.0,"delta":-0.2907,"gamma":0.0004,"vega":15.6676,"theta":-0.965,"rho":-9.6547,"theo":183.0631,"change":-10.22,"open":172.98,"high":172.98,"low":172.98,"tick":"down","last_trade_price":172.98,"last_trade_time":"2026-02-18T10:01:19","percent_change":-5.5786,"prev_day_close":176.449996948242},{"option":"SPXW260731C06525000","bid":601.2,"bid_size":7.0,"ask":607.7,"ask_size":7.0,"iv":0.2042,"open_interest":0.0,"volume":0.0,"delta":0.7019,"gamma":0.0004,"vega":15.8633,"theta":-0.9116,"rho":18.7434,"theo":603.6698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":617.75},{"option":"SPXW260731P06525000","bid":188.1,"bid_size":9.0,"ask":189.8,"ask_size":17.0,"iv":0.2041,"open_interest":159.0,"volume":0.0,"delta":-0.2989,"gamma":0.0004,"vega":15.8633,"theta":-0.9673,"rho":-9.9276,"theo":188.2512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":191.33,"last_trade_time":"2026-02-17T15:38:10","percent_change":0.0,"prev_day_close":181.449996948242},{"option":"SPXW260731C06550000","bid":584.4,"bid_size":1.0,"ask":586.5,"ask_size":1.0,"iv":0.2023,"open_interest":1.0,"volume":0.0,"delta":0.6934,"gamma":0.0004,"vega":16.0554,"theta":-0.9166,"rho":18.5736,"theo":584.4616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":606.14,"last_trade_time":"2026-02-12T11:36:51","percent_change":0.0,"prev_day_close":598.399993896484},{"option":"SPXW260731P06550000","bid":193.4,"bid_size":13.0,"ask":195.1,"ask_size":21.0,"iv":0.202,"open_interest":105.0,"volume":100.0,"delta":-0.3074,"gamma":0.0004,"vega":16.0554,"theta":-0.9691,"rho":-10.207,"theo":193.599,"change":-13.85,"open":184.29,"high":184.29,"low":179.8,"tick":"no_change","last_trade_price":179.85,"last_trade_time":"2026-02-18T10:31:01","percent_change":-7.15023,"prev_day_close":186.600006103516},{"option":"SPXW260731C06575000","bid":565.3,"bid_size":1.0,"ask":567.5,"ask_size":1.0,"iv":0.2001,"open_interest":0.0,"volume":0.0,"delta":0.6847,"gamma":0.0004,"vega":16.2446,"theta":-0.9212,"rho":18.3948,"theo":565.4191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":579.0},{"option":"SPXW260731P06575000","bid":198.9,"bid_size":5.0,"ask":200.6,"ask_size":16.0,"iv":0.2,"open_interest":67.0,"volume":0.0,"delta":-0.3161,"gamma":0.0004,"vega":16.2446,"theta":-0.9703,"rho":-10.4953,"theo":199.1124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.17,"last_trade_time":"2026-02-13T10:03:09","percent_change":0.0,"prev_day_close":191.899993896484},{"option":"SPXW260731C06600000","bid":546.4,"bid_size":1.0,"ask":548.3,"ask_size":1.0,"iv":0.198,"open_interest":3.0,"volume":0.0,"delta":0.6757,"gamma":0.0004,"vega":16.4308,"theta":-0.9251,"rho":18.2049,"theo":546.5501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":581.22,"last_trade_time":"2026-02-03T14:54:52","percent_change":0.0,"prev_day_close":559.850006103516},{"option":"SPXW260731P06600000","bid":204.4,"bid_size":20.0,"ask":206.2,"ask_size":15.0,"iv":0.1979,"open_interest":61.0,"volume":20.0,"delta":-0.3251,"gamma":0.0004,"vega":16.4308,"theta":-0.971,"rho":-10.7948,"theo":204.7995,"change":-10.34,"open":190.15,"high":197.17,"low":190.15,"tick":"down","last_trade_price":194.71,"last_trade_time":"2026-02-18T15:47:48","percent_change":-5.04267,"prev_day_close":197.399993896484},{"option":"SPXW260731C06625000","bid":527.6,"bid_size":1.0,"ask":529.6,"ask_size":1.0,"iv":0.1958,"open_interest":0.0,"volume":0.0,"delta":0.6665,"gamma":0.0004,"vega":16.6128,"theta":-0.9285,"rho":18.0035,"theo":527.8636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":540.949981689453},{"option":"SPXW260731P06625000","bid":210.3,"bid_size":13.0,"ask":212.1,"ask_size":15.0,"iv":0.1958,"open_interest":84.0,"volume":0.0,"delta":-0.3343,"gamma":0.0004,"vega":16.6128,"theta":-0.971,"rho":-11.1057,"theo":210.669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":217.5,"last_trade_time":"2026-02-17T09:42:19","percent_change":0.0,"prev_day_close":203.0},{"option":"SPXW260731C06650000","bid":509.1,"bid_size":1.0,"ask":511.0,"ask_size":1.0,"iv":0.194,"open_interest":1.0,"volume":0.0,"delta":0.6571,"gamma":0.0004,"vega":16.7887,"theta":-0.9312,"rho":17.7928,"theo":509.3679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":489.92,"last_trade_time":"2026-02-17T12:57:49","percent_change":0.0,"prev_day_close":522.199981689453},{"option":"SPXW260731P06650000","bid":216.4,"bid_size":5.0,"ask":218.1,"ask_size":15.0,"iv":0.1937,"open_interest":35.0,"volume":0.0,"delta":-0.3437,"gamma":0.0004,"vega":16.7887,"theta":-0.9705,"rho":-11.426,"theo":216.7292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":216.6,"last_trade_time":"2026-02-12T13:50:57","percent_change":0.0,"prev_day_close":208.849998474121},{"option":"SPXW260731C06660000","bid":501.7,"bid_size":5.0,"ask":503.7,"ask_size":5.0,"iv":0.1929,"open_interest":0.0,"volume":0.0,"delta":0.6532,"gamma":0.0004,"vega":16.8568,"theta":-0.9321,"rho":17.7064,"theo":502.0246,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":514.800018310547},{"option":"SPXW260731P06660000","bid":218.9,"bid_size":5.0,"ask":220.5,"ask_size":14.0,"iv":0.1929,"open_interest":81.0,"volume":0.0,"delta":-0.3476,"gamma":0.0004,"vega":16.8568,"theta":-0.97,"rho":-11.5562,"theo":219.2083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":226.6,"last_trade_time":"2026-02-17T09:42:23","percent_change":0.0,"prev_day_close":211.25},{"option":"SPXW260731C06670000","bid":494.4,"bid_size":5.0,"ask":496.3,"ask_size":5.0,"iv":0.1921,"open_interest":155.0,"volume":0.0,"delta":0.6493,"gamma":0.0004,"vega":16.9236,"theta":-0.9329,"rho":17.6192,"theo":494.7132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":535.6,"last_trade_time":"2026-02-04T11:11:54","percent_change":0.0,"prev_day_close":507.350006103516},{"option":"SPXW260731P06670000","bid":221.4,"bid_size":5.0,"ask":223.0,"ask_size":14.0,"iv":0.192,"open_interest":47.0,"volume":0.0,"delta":-0.3515,"gamma":0.0004,"vega":16.9236,"theta":-0.9695,"rho":-11.6872,"theo":221.7193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":230.6,"last_trade_time":"2026-02-17T09:36:19","percent_change":0.0,"prev_day_close":213.650001525879},{"option":"SPXW260731C06675000","bid":490.8,"bid_size":5.0,"ask":492.7,"ask_size":5.0,"iv":0.1917,"open_interest":6.0,"volume":0.0,"delta":0.6474,"gamma":0.0004,"vega":16.9565,"theta":-0.9333,"rho":17.5752,"theo":491.0696,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":544.91,"last_trade_time":"2026-02-09T09:51:27","percent_change":0.0,"prev_day_close":503.649993896484},{"option":"SPXW260731P06675000","bid":222.5,"bid_size":12.0,"ask":224.3,"ask_size":14.0,"iv":0.1915,"open_interest":7.0,"volume":0.0,"delta":-0.3535,"gamma":0.0004,"vega":16.9565,"theta":-0.9692,"rho":-11.7531,"theo":222.9869,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.0,"last_trade_time":"2026-02-13T13:39:55","percent_change":0.0,"prev_day_close":214.849998474121},{"option":"SPXW260731C06680000","bid":487.1,"bid_size":5.0,"ask":489.0,"ask_size":5.0,"iv":0.1913,"open_interest":0.0,"volume":0.0,"delta":0.6454,"gamma":0.0004,"vega":16.989,"theta":-0.9336,"rho":17.5311,"theo":487.4341,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.0},{"option":"SPXW260731P06680000","bid":223.9,"bid_size":5.0,"ask":225.6,"ask_size":14.0,"iv":0.1912,"open_interest":5.0,"volume":0.0,"delta":-0.3554,"gamma":0.0004,"vega":16.989,"theta":-0.9689,"rho":-11.8191,"theo":224.2626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":216.5,"last_trade_time":"2026-02-13T13:40:17","percent_change":0.0,"prev_day_close":216.050003051758},{"option":"SPXW260731C06690000","bid":479.8,"bid_size":5.0,"ask":481.8,"ask_size":5.0,"iv":0.1905,"open_interest":0.0,"volume":0.0,"delta":0.6414,"gamma":0.0004,"vega":17.053,"theta":-0.9342,"rho":17.4422,"theo":480.1875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":492.649993896484},{"option":"SPXW260731P06690000","bid":226.5,"bid_size":5.0,"ask":228.1,"ask_size":14.0,"iv":0.1904,"open_interest":17.0,"volume":0.0,"delta":-0.3594,"gamma":0.0004,"vega":17.053,"theta":-0.9682,"rho":-11.9519,"theo":226.8384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":235.1,"last_trade_time":"2026-02-17T09:42:40","percent_change":0.0,"prev_day_close":218.550003051758},{"option":"SPXW260731C06700000","bid":472.6,"bid_size":5.0,"ask":474.6,"ask_size":5.0,"iv":0.1896,"open_interest":6.0,"volume":0.0,"delta":0.6374,"gamma":0.0004,"vega":17.1155,"theta":-0.9346,"rho":17.3524,"theo":472.9738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":559.4,"last_trade_time":"2026-02-09T11:45:50","percent_change":0.0,"prev_day_close":485.25},{"option":"SPXW260731P06700000","bid":229.1,"bid_size":5.0,"ask":230.7,"ask_size":14.0,"iv":0.1895,"open_interest":78.0,"volume":3.0,"delta":-0.3634,"gamma":0.0004,"vega":17.1155,"theta":-0.9673,"rho":-12.0855,"theo":229.4472,"change":-3.9,"open":225.95,"high":225.95,"low":225.95,"tick":"down","last_trade_price":225.95,"last_trade_time":"2026-02-18T15:09:47","percent_change":-1.69676,"prev_day_close":221.050003051758},{"option":"SPXW260731C06710000","bid":465.4,"bid_size":6.0,"ask":467.4,"ask_size":6.0,"iv":0.1888,"open_interest":0.0,"volume":0.0,"delta":0.6333,"gamma":0.0004,"vega":17.1768,"theta":-0.935,"rho":17.2616,"theo":465.7935,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":478.050003051758},{"option":"SPXW260731P06710000","bid":231.7,"bid_size":5.0,"ask":233.3,"ask_size":13.0,"iv":0.1887,"open_interest":5.0,"volume":0.0,"delta":-0.3675,"gamma":0.0004,"vega":17.1768,"theta":-0.9663,"rho":-12.2202,"theo":232.0892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.0,"last_trade_time":"2026-02-12T12:35:36","percent_change":0.0,"prev_day_close":223.600006103516},{"option":"SPXW260731C06720000","bid":458.3,"bid_size":6.0,"ask":460.2,"ask_size":6.0,"iv":0.188,"open_interest":1.0,"volume":0.0,"delta":0.6292,"gamma":0.0004,"vega":17.2367,"theta":-0.9352,"rho":17.1695,"theo":458.6468,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":546.83,"last_trade_time":"2026-02-09T15:07:59","percent_change":0.0,"prev_day_close":470.800003051758},{"option":"SPXW260731P06720000","bid":234.4,"bid_size":4.0,"ask":236.0,"ask_size":13.0,"iv":0.1878,"open_interest":5.0,"volume":0.0,"delta":-0.3716,"gamma":0.0004,"vega":17.2367,"theta":-0.9652,"rho":-12.3561,"theo":234.7649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.85,"last_trade_time":"2026-02-09T15:07:59","percent_change":0.0,"prev_day_close":226.199996948242},{"option":"SPXW260731C06725000","bid":454.7,"bid_size":6.0,"ask":456.7,"ask_size":6.0,"iv":0.1876,"open_interest":1.0,"volume":0.0,"delta":0.6271,"gamma":0.0004,"vega":17.2662,"theta":-0.9353,"rho":17.1228,"theo":455.0863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":458.59,"last_trade_time":"2026-02-17T14:50:45","percent_change":0.0,"prev_day_close":467.199996948242},{"option":"SPXW260731P06725000","bid":235.7,"bid_size":4.0,"ask":237.4,"ask_size":13.0,"iv":0.1874,"open_interest":62.0,"volume":60.0,"delta":-0.3737,"gamma":0.0004,"vega":17.2662,"theta":-0.9646,"rho":-12.4246,"theo":236.1156,"change":-14.69,"open":222.01,"high":222.01,"low":222.01,"tick":"up","last_trade_price":222.01,"last_trade_time":"2026-02-18T13:45:32","percent_change":-6.20617,"prev_day_close":227.5},{"option":"SPXW260731C06730000","bid":451.0,"bid_size":6.0,"ask":453.1,"ask_size":6.0,"iv":0.1871,"open_interest":0.0,"volume":0.0,"delta":0.625,"gamma":0.0004,"vega":17.2954,"theta":-0.9353,"rho":17.0758,"theo":451.5344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":463.600006103516},{"option":"SPXW260731P06730000","bid":237.1,"bid_size":4.0,"ask":238.7,"ask_size":13.0,"iv":0.187,"open_interest":8.0,"volume":0.0,"delta":-0.3758,"gamma":0.0004,"vega":17.2954,"theta":-0.964,"rho":-12.4936,"theo":237.4749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":250.8,"last_trade_time":"2026-02-13T15:26:33","percent_change":0.0,"prev_day_close":228.800003051758},{"option":"SPXW260731C06740000","bid":444.1,"bid_size":6.0,"ask":446.0,"ask_size":6.0,"iv":0.1863,"open_interest":4.0,"volume":0.0,"delta":0.6208,"gamma":0.0004,"vega":17.3528,"theta":-0.9353,"rho":16.9804,"theo":444.4569,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":523.8,"last_trade_time":"2026-02-09T11:18:10","percent_change":0.0,"prev_day_close":456.399993896484},{"option":"SPXW260731P06740000","bid":239.8,"bid_size":4.0,"ask":241.5,"ask_size":13.0,"iv":0.1862,"open_interest":71.0,"volume":0.0,"delta":-0.38,"gamma":0.0004,"vega":17.3528,"theta":-0.9627,"rho":-12.6328,"theo":240.2198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":267.68,"last_trade_time":"2026-02-17T10:04:01","percent_change":0.0,"prev_day_close":231.5},{"option":"SPXW260731C06750000","bid":437.0,"bid_size":6.0,"ask":439.0,"ask_size":6.0,"iv":0.1854,"open_interest":12.0,"volume":0.0,"delta":0.6166,"gamma":0.0004,"vega":17.409,"theta":-0.9352,"rho":16.883,"theo":437.4149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":404.06,"last_trade_time":"2026-02-17T10:11:07","percent_change":0.0,"prev_day_close":449.300003051758},{"option":"SPXW260731P06750000","bid":242.6,"bid_size":4.0,"ask":244.3,"ask_size":13.0,"iv":0.1853,"open_interest":113.0,"volume":0.0,"delta":-0.3842,"gamma":0.0004,"vega":17.409,"theta":-0.9613,"rho":-12.7741,"theo":243.0002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":278.37,"last_trade_time":"2026-02-17T10:39:31","percent_change":0.0,"prev_day_close":234.150001525879},{"option":"SPXW260731C06760000","bid":430.0,"bid_size":6.0,"ask":432.0,"ask_size":6.0,"iv":0.1846,"open_interest":0.0,"volume":0.0,"delta":0.6123,"gamma":0.0005,"vega":17.4638,"theta":-0.9349,"rho":16.7833,"theo":430.4093,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.199996948242},{"option":"SPXW260731P06760000","bid":245.4,"bid_size":4.0,"ask":247.2,"ask_size":16.0,"iv":0.1845,"open_interest":26.0,"volume":4.0,"delta":-0.3885,"gamma":0.0005,"vega":17.4638,"theta":-0.9597,"rho":-12.9175,"theo":245.817,"change":-20.85,"open":225.7,"high":225.7,"low":225.7,"tick":"up","last_trade_price":225.7,"last_trade_time":"2026-02-18T12:46:40","percent_change":-8.4567,"prev_day_close":236.900001525879},{"option":"SPXW260731C06770000","bid":423.0,"bid_size":6.0,"ask":425.0,"ask_size":6.0,"iv":0.1837,"open_interest":8.0,"volume":0.0,"delta":0.608,"gamma":0.0005,"vega":17.5173,"theta":-0.9345,"rho":16.6814,"theo":423.4408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":507.4,"last_trade_time":"2026-02-09T12:27:08","percent_change":0.0,"prev_day_close":435.149993896484},{"option":"SPXW260731P06770000","bid":248.2,"bid_size":4.0,"ask":249.9,"ask_size":12.0,"iv":0.1837,"open_interest":3.0,"volume":0.0,"delta":-0.3928,"gamma":0.0005,"vega":17.5173,"theta":-0.958,"rho":-13.0632,"theo":248.6708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":212.1,"last_trade_time":"2026-02-02T11:51:18","percent_change":0.0,"prev_day_close":239.600006103516},{"option":"SPXW260731C06775000","bid":419.6,"bid_size":6.0,"ask":421.5,"ask_size":6.0,"iv":0.1833,"open_interest":14.0,"volume":28.0,"delta":0.6058,"gamma":0.0005,"vega":17.5435,"theta":-0.9343,"rho":16.6296,"theo":419.9707,"change":31.75,"open":447.96,"high":448.31,"low":447.2,"tick":"down","last_trade_price":447.2,"last_trade_time":"2026-02-18T11:18:35","percent_change":7.64232,"prev_day_close":431.600006103516},{"option":"SPXW260731P06775000","bid":249.7,"bid_size":4.0,"ask":251.3,"ask_size":12.0,"iv":0.1833,"open_interest":21.0,"volume":0.0,"delta":-0.395,"gamma":0.0005,"vega":17.5435,"theta":-0.9571,"rho":-13.137,"theo":250.1119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":286.32,"last_trade_time":"2026-02-17T10:39:31","percent_change":0.0,"prev_day_close":241.050003051758},{"option":"SPXW260731C06780000","bid":416.1,"bid_size":6.0,"ask":418.1,"ask_size":6.0,"iv":0.1832,"open_interest":1.0,"volume":2.0,"delta":0.6036,"gamma":0.0005,"vega":17.5693,"theta":-0.934,"rho":16.5773,"theo":416.5102,"change":31.55,"open":443.57,"high":443.6,"low":443.57,"tick":"up","last_trade_price":443.6,"last_trade_time":"2026-02-18T11:19:03","percent_change":7.65684,"prev_day_close":428.100006103516},{"option":"SPXW260731P06780000","bid":251.1,"bid_size":4.0,"ask":252.8,"ask_size":12.0,"iv":0.1828,"open_interest":0.0,"volume":0.0,"delta":-0.3972,"gamma":0.0005,"vega":17.5693,"theta":-0.9562,"rho":-13.2112,"theo":251.5626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":242.449996948242},{"option":"SPXW260731C06790000","bid":409.2,"bid_size":6.0,"ask":411.1,"ask_size":8.0,"iv":0.1821,"open_interest":1.0,"volume":0.0,"delta":0.5992,"gamma":0.0005,"vega":17.6197,"theta":-0.9334,"rho":16.471,"theo":409.6184,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":423.8,"last_trade_time":"2026-02-06T09:37:00","percent_change":0.0,"prev_day_close":421.100006103516},{"option":"SPXW260731P06790000","bid":254.0,"bid_size":4.0,"ask":255.7,"ask_size":12.0,"iv":0.182,"open_interest":42.0,"volume":0.0,"delta":-0.4016,"gamma":0.0005,"vega":17.6197,"theta":-0.9542,"rho":-13.3613,"theo":254.4932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":257.36,"last_trade_time":"2026-02-17T13:34:04","percent_change":0.0,"prev_day_close":245.25},{"option":"SPXW260731C06800000","bid":402.3,"bid_size":6.0,"ask":404.3,"ask_size":10.0,"iv":0.1812,"open_interest":8.0,"volume":0.0,"delta":0.5947,"gamma":0.0005,"vega":17.6684,"theta":-0.9326,"rho":16.3628,"theo":402.7661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.98,"last_trade_time":"2026-02-12T13:29:39","percent_change":0.0,"prev_day_close":414.199996948242},{"option":"SPXW260731P06800000","bid":257.1,"bid_size":4.0,"ask":258.7,"ask_size":12.0,"iv":0.1812,"open_interest":97.0,"volume":2.0,"delta":-0.4061,"gamma":0.0005,"vega":17.6684,"theta":-0.9521,"rho":-13.5133,"theo":257.4633,"change":-14.21,"open":244.14,"high":244.14,"low":244.14,"tick":"down","last_trade_price":244.14,"last_trade_time":"2026-02-18T10:01:19","percent_change":-5.50029,"prev_day_close":248.150001525879},{"option":"SPXW260731C06810000","bid":395.5,"bid_size":6.0,"ask":397.4,"ask_size":8.0,"iv":0.1804,"open_interest":2.0,"volume":0.0,"delta":0.5902,"gamma":0.0005,"vega":17.7152,"theta":-0.9317,"rho":16.2532,"theo":395.954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":386.9,"last_trade_time":"2026-02-17T11:30:05","percent_change":0.0,"prev_day_close":407.25},{"option":"SPXW260731P06810000","bid":259.9,"bid_size":4.0,"ask":261.7,"ask_size":12.0,"iv":0.1803,"open_interest":14.0,"volume":4.0,"delta":-0.4106,"gamma":0.0005,"vega":17.7152,"theta":-0.9499,"rho":-13.6668,"theo":260.4736,"change":-19.05,"open":242.4,"high":242.4,"low":242.4,"tick":"down","last_trade_price":242.4,"last_trade_time":"2026-02-18T13:39:46","percent_change":-7.28629,"prev_day_close":251.050003051758},{"option":"SPXW260731C06820000","bid":388.5,"bid_size":11.0,"ask":390.7,"ask_size":6.0,"iv":0.1795,"open_interest":226.0,"volume":1.0,"delta":0.5856,"gamma":0.0005,"vega":17.7599,"theta":-0.9306,"rho":16.1421,"theo":389.1827,"change":22.85,"open":407.7,"high":407.7,"low":407.7,"tick":"up","last_trade_price":407.7,"last_trade_time":"2026-02-18T14:24:16","percent_change":5.93738,"prev_day_close":400.449996948242},{"option":"SPXW260731P06820000","bid":263.1,"bid_size":4.0,"ask":264.9,"ask_size":12.0,"iv":0.1795,"open_interest":11.0,"volume":0.0,"delta":-0.4152,"gamma":0.0005,"vega":17.7599,"theta":-0.9475,"rho":-13.8217,"theo":263.5247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":260.46,"last_trade_time":"2026-02-17T15:00:57","percent_change":0.0,"prev_day_close":254.0},{"option":"SPXW260731C06825000","bid":385.4,"bid_size":6.0,"ask":387.3,"ask_size":8.0,"iv":0.1791,"open_interest":16.0,"volume":6.0,"delta":0.5834,"gamma":0.0005,"vega":17.7815,"theta":-0.93,"rho":16.0862,"theo":385.8125,"change":30.5,"open":413.65,"high":413.65,"low":412.05,"tick":"down","last_trade_price":412.05,"last_trade_time":"2026-02-18T10:51:50","percent_change":7.99371,"prev_day_close":397.050003051758},{"option":"SPXW260731P06825000","bid":264.6,"bid_size":4.0,"ask":266.3,"ask_size":12.0,"iv":0.1791,"open_interest":19.0,"volume":1.0,"delta":-0.4175,"gamma":0.0005,"vega":17.7815,"theta":-0.9462,"rho":-13.8995,"theo":265.0658,"change":-13.87,"open":252.18,"high":252.18,"low":252.18,"tick":"down","last_trade_price":252.18,"last_trade_time":"2026-02-18T15:47:48","percent_change":-5.21331,"prev_day_close":255.5},{"option":"SPXW260731C06830000","bid":382.0,"bid_size":6.0,"ask":383.9,"ask_size":8.0,"iv":0.1787,"open_interest":10.0,"volume":4.0,"delta":0.581,"gamma":0.0005,"vega":17.8026,"theta":-0.9294,"rho":16.03,"theo":382.4528,"change":32.0,"open":410.15,"high":410.15,"low":410.15,"tick":"up","last_trade_price":410.15,"last_trade_time":"2026-02-18T10:49:47","percent_change":8.46225,"prev_day_close":393.650009155273},{"option":"SPXW260731P06830000","bid":266.2,"bid_size":4.0,"ask":267.8,"ask_size":12.0,"iv":0.1787,"open_interest":11.0,"volume":4.0,"delta":-0.4198,"gamma":0.0005,"vega":17.8026,"theta":-0.945,"rho":-13.9776,"theo":266.6172,"change":-10.84,"open":256.76,"high":256.76,"low":256.76,"tick":"down","last_trade_price":256.76,"last_trade_time":"2026-02-18T15:45:40","percent_change":-4.05082,"prev_day_close":257.0},{"option":"SPXW260731C06840000","bid":375.3,"bid_size":6.0,"ask":377.3,"ask_size":10.0,"iv":0.1779,"open_interest":25.0,"volume":9.0,"delta":0.5764,"gamma":0.0005,"vega":17.8431,"theta":-0.9281,"rho":15.9172,"theo":375.7647,"change":13.55,"open":400.1,"high":404.8,"low":385.1,"tick":"down","last_trade_price":385.1,"last_trade_time":"2026-02-18T15:03:08","percent_change":3.64688,"prev_day_close":386.899993896484},{"option":"SPXW260731P06840000","bid":269.3,"bid_size":4.0,"ask":271.0,"ask_size":12.0,"iv":0.1779,"open_interest":58.0,"volume":4.0,"delta":-0.4244,"gamma":0.0005,"vega":17.8431,"theta":-0.9423,"rho":-14.1343,"theo":269.7515,"change":-8.65,"open":262.1,"high":262.1,"low":262.1,"tick":"down","last_trade_price":262.1,"last_trade_time":"2026-02-18T14:49:13","percent_change":-3.19483,"prev_day_close":260.050003051758},{"option":"SPXW260731C06850000","bid":368.7,"bid_size":6.0,"ask":370.7,"ask_size":6.0,"iv":0.177,"open_interest":57.0,"volume":3.0,"delta":0.5717,"gamma":0.0005,"vega":17.8814,"theta":-0.9266,"rho":15.8035,"theo":369.1189,"change":31.01,"open":396.01,"high":396.01,"low":396.01,"tick":"down","last_trade_price":396.01,"last_trade_time":"2026-02-18T13:20:44","percent_change":8.49589,"prev_day_close":380.150009155273},{"option":"SPXW260731P06850000","bid":272.5,"bid_size":4.0,"ask":274.2,"ask_size":11.0,"iv":0.177,"open_interest":684.0,"volume":8.0,"delta":-0.4291,"gamma":0.0005,"vega":17.8814,"theta":-0.9395,"rho":-14.2918,"theo":272.9281,"change":-23.99,"open":254.35,"high":254.35,"low":250.06,"tick":"down","last_trade_price":250.06,"last_trade_time":"2026-02-18T13:20:44","percent_change":-8.75388,"prev_day_close":263.150009155273},{"option":"SPXW260731C06860000","bid":362.1,"bid_size":6.0,"ask":364.0,"ask_size":8.0,"iv":0.1763,"open_interest":9.0,"volume":0.0,"delta":0.5669,"gamma":0.0005,"vega":17.9175,"theta":-0.925,"rho":15.689,"theo":362.5159,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":350.9,"last_trade_time":"2026-02-05T15:00:57","percent_change":0.0,"prev_day_close":373.449996948242},{"option":"SPXW260731P06860000","bid":275.7,"bid_size":4.0,"ask":277.4,"ask_size":11.0,"iv":0.1762,"open_interest":41.0,"volume":0.0,"delta":-0.4339,"gamma":0.0005,"vega":17.9175,"theta":-0.9366,"rho":-14.4501,"theo":276.1475,"change":7.8,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.0,"last_trade_time":"2026-02-13T09:57:19","percent_change":2.93012,"prev_day_close":266.200012207031},{"option":"SPXW260731C06870000","bid":355.5,"bid_size":6.0,"ask":357.5,"ask_size":10.0,"iv":0.1755,"open_interest":9.0,"volume":9.0,"delta":0.5622,"gamma":0.0005,"vega":17.9513,"theta":-0.9232,"rho":15.5735,"theo":355.9562,"change":12.45,"open":378.3,"high":383.0,"low":364.4,"tick":"down","last_trade_price":364.4,"last_trade_time":"2026-02-18T15:03:13","percent_change":3.53744,"prev_day_close":366.75},{"option":"SPXW260731P06870000","bid":278.9,"bid_size":4.0,"ask":280.7,"ask_size":11.0,"iv":0.1754,"open_interest":58.0,"volume":0.0,"delta":-0.4387,"gamma":0.0005,"vega":17.9513,"theta":-0.9335,"rho":-14.6094,"theo":279.4102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":284.16,"last_trade_time":"2026-02-12T15:26:04","percent_change":0.0,"prev_day_close":269.449996948242},{"option":"SPXW260731C06875000","bid":352.3,"bid_size":6.0,"ask":354.2,"ask_size":8.0,"iv":0.175,"open_interest":6.0,"volume":3.0,"delta":0.5597,"gamma":0.0005,"vega":17.9674,"theta":-0.9223,"rho":15.5152,"theo":352.6928,"change":13.75,"open":362.5,"high":362.5,"low":362.5,"tick":"up","last_trade_price":362.5,"last_trade_time":"2026-02-18T15:39:47","percent_change":3.94265,"prev_day_close":363.449996948242},{"option":"SPXW260731P06875000","bid":280.6,"bid_size":4.0,"ask":282.3,"ask_size":11.0,"iv":0.175,"open_interest":25.0,"volume":0.0,"delta":-0.4411,"gamma":0.0005,"vega":17.9674,"theta":-0.9319,"rho":-14.6896,"theo":281.058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":285.81,"last_trade_time":"2026-02-12T15:26:04","percent_change":0.0,"prev_day_close":270.949996948242},{"option":"SPXW260731C06880000","bid":349.0,"bid_size":11.0,"ask":350.9,"ask_size":8.0,"iv":0.1746,"open_interest":9.0,"volume":0.0,"delta":0.5573,"gamma":0.0005,"vega":17.983,"theta":-0.9213,"rho":15.4566,"theo":349.4405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":396.2,"last_trade_time":"2026-02-06T14:52:38","percent_change":0.0,"prev_day_close":360.150009155273},{"option":"SPXW260731P06880000","bid":282.3,"bid_size":4.0,"ask":284.0,"ask_size":11.0,"iv":0.1746,"open_interest":21.0,"volume":0.0,"delta":-0.4435,"gamma":0.0005,"vega":17.983,"theta":-0.9303,"rho":-14.7702,"theo":282.7169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.51,"last_trade_time":"2026-02-09T13:35:55","percent_change":0.0,"prev_day_close":272.650009155273},{"option":"SPXW260731C06890000","bid":342.5,"bid_size":11.0,"ask":344.5,"ask_size":10.0,"iv":0.1738,"open_interest":2.0,"volume":2.0,"delta":0.5524,"gamma":0.0005,"vega":18.0123,"theta":-0.9193,"rho":15.338,"theo":342.9696,"change":29.12,"open":368.0,"high":368.27,"low":368.0,"tick":"up","last_trade_price":368.27,"last_trade_time":"2026-02-18T10:47:30","percent_change":8.58617,"prev_day_close":353.600006103516},{"option":"SPXW260731P06890000","bid":285.7,"bid_size":4.0,"ask":287.3,"ask_size":11.0,"iv":0.1738,"open_interest":82.0,"volume":0.0,"delta":-0.4484,"gamma":0.0005,"vega":18.0123,"theta":-0.9269,"rho":-14.9326,"theo":286.0684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":286.6,"last_trade_time":"2026-02-12T14:29:30","percent_change":0.0,"prev_day_close":275.849990844727},{"option":"SPXW260731C06900000","bid":336.1,"bid_size":6.0,"ask":338.1,"ask_size":6.0,"iv":0.173,"open_interest":12.0,"volume":1.0,"delta":0.5475,"gamma":0.0005,"vega":18.0394,"theta":-0.9171,"rho":15.2173,"theo":336.5444,"change":28.75,"open":361.4,"high":361.4,"low":361.4,"tick":"down","last_trade_price":361.4,"last_trade_time":"2026-02-18T10:45:12","percent_change":8.64272,"prev_day_close":347.050003051758},{"option":"SPXW260731P06900000","bid":289.1,"bid_size":4.0,"ask":290.7,"ask_size":11.0,"iv":0.173,"open_interest":59.0,"volume":0.0,"delta":-0.4533,"gamma":0.0005,"vega":18.0394,"theta":-0.9234,"rho":-15.0971,"theo":289.4656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":325.8,"last_trade_time":"2026-02-17T10:01:02","percent_change":0.0,"prev_day_close":279.200012207031},{"option":"SPXW260731C06910000","bid":329.8,"bid_size":6.0,"ask":331.7,"ask_size":8.0,"iv":0.1722,"open_interest":1.0,"volume":1.0,"delta":0.5425,"gamma":0.0005,"vega":18.064,"theta":-0.9147,"rho":15.0942,"theo":330.1659,"change":28.77,"open":355.12,"high":355.12,"low":355.12,"tick":"up","last_trade_price":355.12,"last_trade_time":"2026-02-18T10:47:30","percent_change":8.81569,"prev_day_close":340.600006103516},{"option":"SPXW260731P06910000","bid":292.5,"bid_size":4.0,"ask":294.2,"ask_size":11.0,"iv":0.1722,"open_interest":106.0,"volume":0.0,"delta":-0.4583,"gamma":0.0005,"vega":18.064,"theta":-0.9197,"rho":-15.264,"theo":292.9095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.91,"last_trade_time":"2026-02-11T12:18:16","percent_change":0.0,"prev_day_close":282.600006103516},{"option":"SPXW260731C06920000","bid":323.5,"bid_size":6.0,"ask":325.4,"ask_size":8.0,"iv":0.1714,"open_interest":10.0,"volume":0.0,"delta":0.5375,"gamma":0.0005,"vega":18.0862,"theta":-0.9122,"rho":14.9686,"theo":323.8352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":327.0,"last_trade_time":"2026-02-13T10:42:15","percent_change":0.0,"prev_day_close":334.150009155273},{"option":"SPXW260731P06920000","bid":296.0,"bid_size":4.0,"ask":297.7,"ask_size":11.0,"iv":0.1713,"open_interest":59.0,"volume":0.0,"delta":-0.4633,"gamma":0.0005,"vega":18.0862,"theta":-0.9159,"rho":-15.4334,"theo":296.4012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":256.8,"last_trade_time":"2026-02-10T15:06:55","percent_change":0.0,"prev_day_close":285.849990844727},{"option":"SPXW260731C06925000","bid":320.3,"bid_size":6.0,"ask":322.3,"ask_size":10.0,"iv":0.171,"open_interest":1.0,"volume":0.0,"delta":0.535,"gamma":0.0005,"vega":18.0964,"theta":-0.9109,"rho":14.9048,"theo":320.6882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":362.22,"last_trade_time":"2026-02-12T10:54:17","percent_change":0.0,"prev_day_close":330.949996948242},{"option":"SPXW260731P06925000","bid":297.8,"bid_size":4.0,"ask":299.5,"ask_size":11.0,"iv":0.1709,"open_interest":81.0,"volume":0.0,"delta":-0.4658,"gamma":0.0005,"vega":18.0964,"theta":-0.9139,"rho":-15.5191,"theo":298.1654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.44,"last_trade_time":"2026-02-12T14:26:16","percent_change":0.0,"prev_day_close":287.700012207031},{"option":"SPXW260731C06930000","bid":317.2,"bid_size":6.0,"ask":319.1,"ask_size":8.0,"iv":0.1706,"open_interest":5.0,"volume":0.0,"delta":0.5324,"gamma":0.0005,"vega":18.1058,"theta":-0.9095,"rho":14.8404,"theo":317.5537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":394.64,"last_trade_time":"2026-02-09T14:40:29","percent_change":0.0,"prev_day_close":327.850006103516},{"option":"SPXW260731P06930000","bid":299.4,"bid_size":4.0,"ask":301.3,"ask_size":11.0,"iv":0.1705,"open_interest":45.0,"volume":0.0,"delta":-0.4684,"gamma":0.0005,"vega":18.1058,"theta":-0.9119,"rho":-15.6054,"theo":299.942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.19,"last_trade_time":"2026-02-12T14:26:16","percent_change":0.0,"prev_day_close":289.399993896484},{"option":"SPXW260731C06940000","bid":311.0,"bid_size":6.0,"ask":312.9,"ask_size":8.0,"iv":0.1697,"open_interest":21.0,"volume":0.0,"delta":0.5273,"gamma":0.0005,"vega":18.1228,"theta":-0.9067,"rho":14.7098,"theo":311.3223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":367.11,"last_trade_time":"2026-02-11T16:05:29","percent_change":0.0,"prev_day_close":321.5},{"option":"SPXW260731P06940000","bid":303.2,"bid_size":4.0,"ask":304.9,"ask_size":11.0,"iv":0.1697,"open_interest":18.0,"volume":0.0,"delta":-0.4735,"gamma":0.0005,"vega":18.1228,"theta":-0.9077,"rho":-15.7798,"theo":303.533,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.28,"last_trade_time":"2026-02-12T11:05:49","percent_change":0.0,"prev_day_close":292.849990844727},{"option":"SPXW260731C06950000","bid":304.8,"bid_size":6.0,"ask":306.7,"ask_size":8.0,"iv":0.1689,"open_interest":12.0,"volume":8.0,"delta":0.5222,"gamma":0.0005,"vega":18.1369,"theta":-0.9037,"rho":14.5773,"theo":305.1422,"change":12.04,"open":327.0,"high":329.72,"low":313.74,"tick":"down","last_trade_price":313.74,"last_trade_time":"2026-02-18T14:51:24","percent_change":3.99072,"prev_day_close":315.199996948242},{"option":"SPXW260731P06950000","bid":306.8,"bid_size":4.0,"ask":308.5,"ask_size":11.0,"iv":0.1689,"open_interest":714.0,"volume":6.0,"delta":-0.4787,"gamma":0.0005,"vega":18.1369,"theta":-0.9034,"rho":-15.9563,"theo":307.1754,"change":-26.88,"open":297.5,"high":297.5,"low":281.92,"tick":"down","last_trade_price":281.92,"last_trade_time":"2026-02-18T13:20:44","percent_change":-8.70466,"prev_day_close":296.399993896484},{"option":"SPXW260731C06960000","bid":298.7,"bid_size":10.0,"ask":300.6,"ask_size":8.0,"iv":0.1682,"open_interest":25.0,"volume":4.0,"delta":0.517,"gamma":0.0005,"vega":18.1482,"theta":-0.9006,"rho":14.443,"theo":299.0144,"change":25.6,"open":321.2,"high":321.2,"low":321.2,"tick":"up","last_trade_price":321.2,"last_trade_time":"2026-02-18T12:35:43","percent_change":8.66036,"prev_day_close":309.0},{"option":"SPXW260731P06960000","bid":310.6,"bid_size":4.0,"ask":312.3,"ask_size":11.0,"iv":0.1681,"open_interest":28.0,"volume":0.0,"delta":-0.4839,"gamma":0.0005,"vega":18.1482,"theta":-0.899,"rho":-16.1344,"theo":310.8699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":262.35,"last_trade_time":"2026-02-12T09:43:04","percent_change":0.0,"prev_day_close":300.0},{"option":"SPXW260731C06970000","bid":292.7,"bid_size":6.0,"ask":294.6,"ask_size":8.0,"iv":0.1674,"open_interest":136.0,"volume":4.0,"delta":0.5117,"gamma":0.0005,"vega":18.1566,"theta":-0.8973,"rho":14.3076,"theo":292.9397,"change":25.7,"open":315.3,"high":315.3,"low":315.3,"tick":"up","last_trade_price":315.3,"last_trade_time":"2026-02-18T12:37:16","percent_change":8.87431,"prev_day_close":302.849990844727},{"option":"SPXW260731P06970000","bid":314.3,"bid_size":4.0,"ask":316.0,"ask_size":11.0,"iv":0.1673,"open_interest":110.0,"volume":0.0,"delta":-0.4891,"gamma":0.0005,"vega":18.1566,"theta":-0.8944,"rho":-16.3136,"theo":314.6176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.2,"last_trade_time":"2026-02-13T10:48:24","percent_change":0.0,"prev_day_close":303.700012207031},{"option":"SPXW260731C06975000","bid":289.5,"bid_size":9.0,"ask":291.5,"ask_size":9.0,"iv":0.1669,"open_interest":5.0,"volume":0.0,"delta":0.5091,"gamma":0.0005,"vega":18.1597,"theta":-0.8956,"rho":14.2396,"theo":289.9225,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.7,"last_trade_time":"2026-02-17T13:22:59","percent_change":0.0,"prev_day_close":299.75},{"option":"SPXW260731P06975000","bid":316.2,"bid_size":4.0,"ask":317.9,"ask_size":11.0,"iv":0.1669,"open_interest":108.0,"volume":0.0,"delta":-0.4918,"gamma":0.0005,"vega":18.1597,"theta":-0.892,"rho":-16.4035,"theo":316.5117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":293.2,"last_trade_time":"2026-02-06T14:08:24","percent_change":0.0,"prev_day_close":305.600006103516},{"option":"SPXW260731C06980000","bid":286.7,"bid_size":11.0,"ask":288.5,"ask_size":9.0,"iv":0.1665,"open_interest":39.0,"volume":0.0,"delta":0.5064,"gamma":0.0005,"vega":18.1621,"theta":-0.8938,"rho":14.1714,"theo":286.9189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":290.0,"last_trade_time":"2026-02-13T10:28:11","percent_change":0.0,"prev_day_close":296.699996948242},{"option":"SPXW260731P06980000","bid":318.0,"bid_size":4.0,"ask":319.8,"ask_size":11.0,"iv":0.1665,"open_interest":18.0,"volume":0.0,"delta":-0.4944,"gamma":0.0005,"vega":18.1621,"theta":-0.8896,"rho":-16.4935,"theo":318.4192,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":286.5,"last_trade_time":"2026-02-09T09:41:48","percent_change":0.0,"prev_day_close":307.449996948242},{"option":"SPXW260731C06990000","bid":280.7,"bid_size":11.0,"ask":282.6,"ask_size":9.0,"iv":0.1658,"open_interest":11.0,"volume":0.0,"delta":0.5011,"gamma":0.0005,"vega":18.1645,"theta":-0.8902,"rho":14.0348,"theo":280.9527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":279.9,"last_trade_time":"2026-02-17T15:08:17","percent_change":0.0,"prev_day_close":290.699996948242},{"option":"SPXW260731P06990000","bid":321.9,"bid_size":4.0,"ask":323.7,"ask_size":11.0,"iv":0.1658,"open_interest":17.0,"volume":0.0,"delta":-0.4997,"gamma":0.0005,"vega":18.1645,"theta":-0.8846,"rho":-16.674,"theo":322.2754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":331.5,"last_trade_time":"2026-02-13T10:59:15","percent_change":0.0,"prev_day_close":311.200012207031},{"option":"SPXW260731C07000000","bid":274.8,"bid_size":11.0,"ask":276.7,"ask_size":9.0,"iv":0.165,"open_interest":98.0,"volume":21.0,"delta":0.4957,"gamma":0.0005,"vega":18.164,"theta":-0.8864,"rho":13.8976,"theo":275.0416,"change":11.39,"open":300.6,"high":300.6,"low":283.34,"tick":"down","last_trade_price":283.34,"last_trade_time":"2026-02-18T14:51:24","percent_change":4.18827,"prev_day_close":284.699996948242},{"option":"SPXW260731P07000000","bid":325.8,"bid_size":4.0,"ask":327.7,"ask_size":11.0,"iv":0.1649,"open_interest":11.0,"volume":0.0,"delta":-0.5051,"gamma":0.0005,"vega":18.164,"theta":-0.8795,"rho":-16.855,"theo":326.1867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":275.87,"last_trade_time":"2026-02-12T09:36:44","percent_change":0.0,"prev_day_close":315.0},{"option":"SPXW260731C07010000","bid":269.0,"bid_size":11.0,"ask":270.9,"ask_size":9.0,"iv":0.1642,"open_interest":30.0,"volume":20.0,"delta":0.4903,"gamma":0.0005,"vega":18.1603,"theta":-0.8824,"rho":13.7597,"theo":269.1865,"change":28.35,"open":294.5,"high":294.5,"low":294.5,"tick":"up","last_trade_price":294.5,"last_trade_time":"2026-02-18T11:07:36","percent_change":10.6519,"prev_day_close":278.75},{"option":"SPXW260731P07010000","bid":329.9,"bid_size":4.0,"ask":331.6,"ask_size":6.0,"iv":0.1642,"open_interest":3.0,"volume":0.0,"delta":-0.5105,"gamma":0.0005,"vega":18.1603,"theta":-0.8742,"rho":-17.0368,"theo":330.154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":346.0,"last_trade_time":"2026-02-13T10:45:35","percent_change":0.0,"prev_day_close":318.899993896484},{"option":"SPXW260731C07020000","bid":263.2,"bid_size":11.0,"ask":265.1,"ask_size":9.0,"iv":0.1634,"open_interest":41.0,"volume":0.0,"delta":0.4848,"gamma":0.0005,"vega":18.1535,"theta":-0.8783,"rho":13.6206,"theo":263.3881,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":268.72,"last_trade_time":"2026-02-17T13:57:29","percent_change":0.0,"prev_day_close":272.800003051758},{"option":"SPXW260731P07020000","bid":333.7,"bid_size":6.0,"ask":335.7,"ask_size":6.0,"iv":0.1632,"open_interest":1.0,"volume":0.0,"delta":-0.516,"gamma":0.0005,"vega":18.1535,"theta":-0.8688,"rho":-17.2196,"theo":334.1781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":322.85,"last_trade_time":"2026-02-06T11:28:03","percent_change":0.0,"prev_day_close":322.849990844727},{"option":"SPXW260731C07025000","bid":260.3,"bid_size":11.0,"ask":262.2,"ask_size":9.0,"iv":0.163,"open_interest":0.0,"volume":0.0,"delta":0.4821,"gamma":0.0005,"vega":18.1488,"theta":-0.8762,"rho":13.5506,"theo":260.5106,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.899993896484},{"option":"SPXW260731P07025000","bid":335.7,"bid_size":6.0,"ask":337.7,"ask_size":6.0,"iv":0.1629,"open_interest":35.0,"volume":0.0,"delta":-0.5187,"gamma":0.0005,"vega":18.1488,"theta":-0.866,"rho":-17.3116,"theo":336.2117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":334.0,"last_trade_time":"2026-02-12T12:46:42","percent_change":0.0,"prev_day_close":324.849990844727},{"option":"SPXW260731C07030000","bid":257.5,"bid_size":11.0,"ask":259.4,"ask_size":9.0,"iv":0.1626,"open_interest":20.0,"volume":0.0,"delta":0.4793,"gamma":0.0005,"vega":18.1434,"theta":-0.874,"rho":13.48,"theo":257.6476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":263.02,"last_trade_time":"2026-02-17T13:57:29","percent_change":0.0,"prev_day_close":266.949996948242},{"option":"SPXW260731P07030000","bid":337.8,"bid_size":6.0,"ask":339.8,"ask_size":6.0,"iv":0.1625,"open_interest":1.0,"volume":0.0,"delta":-0.5215,"gamma":0.0005,"vega":18.1434,"theta":-0.8632,"rho":-17.4041,"theo":338.2599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":298.9,"last_trade_time":"2026-02-11T13:13:51","percent_change":0.0,"prev_day_close":326.849990844727},{"option":"SPXW260731C07040000","bid":251.8,"bid_size":11.0,"ask":253.7,"ask_size":9.0,"iv":0.1618,"open_interest":20.0,"volume":1.0,"delta":0.4738,"gamma":0.0005,"vega":18.1298,"theta":-0.8696,"rho":13.3373,"theo":251.966,"change":10.16,"open":259.31,"high":259.31,"low":259.31,"tick":"up","last_trade_price":259.31,"last_trade_time":"2026-02-18T15:37:21","percent_change":4.07786,"prev_day_close":261.199996948242},{"option":"SPXW260731P07040000","bid":342.0,"bid_size":6.0,"ask":343.9,"ask_size":6.0,"iv":0.1617,"open_interest":0.0,"volume":0.0,"delta":-0.527,"gamma":0.0005,"vega":18.1298,"theta":-0.8575,"rho":-17.5906,"theo":342.4007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":330.75},{"option":"SPXW260731C07050000","bid":246.2,"bid_size":11.0,"ask":248.1,"ask_size":9.0,"iv":0.161,"open_interest":62.0,"volume":4.0,"delta":0.4682,"gamma":0.0005,"vega":18.1127,"theta":-0.865,"rho":13.1921,"theo":246.3447,"change":9.95,"open":266.87,"high":268.73,"low":253.55,"tick":"down","last_trade_price":253.55,"last_trade_time":"2026-02-18T15:37:21","percent_change":4.08457,"prev_day_close":255.449996948242},{"option":"SPXW260731P07050000","bid":346.2,"bid_size":6.0,"ask":348.2,"ask_size":6.0,"iv":0.161,"open_interest":2.0,"volume":0.0,"delta":-0.5326,"gamma":0.0005,"vega":18.1127,"theta":-0.8516,"rho":-17.7796,"theo":346.6018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.3,"last_trade_time":"2026-02-11T13:13:51","percent_change":0.0,"prev_day_close":334.850006103516},{"option":"SPXW260731C07075000","bid":232.5,"bid_size":11.0,"ask":234.4,"ask_size":15.0,"iv":0.1591,"open_interest":16.0,"volume":0.0,"delta":0.4541,"gamma":0.0006,"vega":18.0532,"theta":-0.8528,"rho":12.818,"theo":232.565,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.46,"last_trade_time":"2026-02-13T14:43:04","percent_change":0.0,"prev_day_close":241.5},{"option":"SPXW260731P07075000","bid":357.0,"bid_size":6.0,"ask":359.0,"ask_size":6.0,"iv":0.159,"open_interest":27.0,"volume":0.0,"delta":-0.5467,"gamma":0.0006,"vega":18.0532,"theta":-0.8361,"rho":-18.2633,"theo":357.3781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":308.57,"last_trade_time":"2026-02-09T13:21:15","percent_change":0.0,"prev_day_close":345.399993896484},{"option":"SPXW260731C07100000","bid":219.2,"bid_size":9.0,"ask":221.0,"ask_size":9.0,"iv":0.1573,"open_interest":738.0,"volume":0.0,"delta":0.4398,"gamma":0.0006,"vega":17.9697,"theta":-0.8396,"rho":12.4328,"theo":219.1925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":221.93,"last_trade_time":"2026-02-17T14:12:58","percent_change":0.0,"prev_day_close":227.849998474121},{"option":"SPXW260731P07100000","bid":368.2,"bid_size":6.0,"ask":370.2,"ask_size":6.0,"iv":0.1571,"open_interest":44.0,"volume":1.0,"delta":-0.5611,"gamma":0.0006,"vega":17.9697,"theta":-0.8196,"rho":-18.7581,"theo":368.5616,"change":-19.2,"open":352.2,"high":352.2,"low":352.2,"tick":"down","last_trade_price":352.2,"last_trade_time":"2026-02-18T10:01:03","percent_change":-5.16963,"prev_day_close":356.350006103516},{"option":"SPXW260731C07125000","bid":206.2,"bid_size":11.0,"ask":208.2,"ask_size":16.0,"iv":0.1554,"open_interest":12.0,"volume":0.0,"delta":0.4252,"gamma":0.0006,"vega":17.8633,"theta":-0.8254,"rho":12.0453,"theo":206.242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.2,"last_trade_time":"2026-02-06T11:03:37","percent_change":0.0,"prev_day_close":214.599998474121},{"option":"SPXW260731P07125000","bid":379.8,"bid_size":6.0,"ask":381.8,"ask_size":6.0,"iv":0.1552,"open_interest":6.0,"volume":0.0,"delta":-0.5756,"gamma":0.0006,"vega":17.8633,"theta":-0.8021,"rho":-19.2552,"theo":380.167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":377.95,"last_trade_time":"2026-02-06T10:54:40","percent_change":0.0,"prev_day_close":367.699996948242},{"option":"SPXW260731C07150000","bid":193.8,"bid_size":17.0,"ask":195.6,"ask_size":11.0,"iv":0.1536,"open_interest":17.0,"volume":2.0,"delta":0.4105,"gamma":0.0006,"vega":17.7345,"theta":-0.8102,"rho":11.6569,"theo":193.7234,"change":21.71,"open":213.41,"high":213.41,"low":213.41,"tick":"up","last_trade_price":213.41,"last_trade_time":"2026-02-18T13:16:11","percent_change":11.325,"prev_day_close":201.849998474121},{"option":"SPXW260731P07150000","bid":391.9,"bid_size":6.0,"ask":393.9,"ask_size":6.0,"iv":0.1532,"open_interest":1.0,"volume":0.0,"delta":-0.5903,"gamma":0.0006,"vega":17.7345,"theta":-0.7836,"rho":-19.7531,"theo":392.2044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.45,"last_trade_time":"2026-02-02T11:20:09","percent_change":0.0,"prev_day_close":379.449996948242},{"option":"SPXW260731C07175000","bid":181.7,"bid_size":12.0,"ask":183.5,"ask_size":11.0,"iv":0.1518,"open_interest":37.0,"volume":0.0,"delta":0.3957,"gamma":0.0006,"vega":17.5804,"theta":-0.7942,"rho":11.2604,"theo":181.6496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.3,"last_trade_time":"2026-02-13T09:51:37","percent_change":0.0,"prev_day_close":189.449996948242},{"option":"SPXW260731P07175000","bid":404.4,"bid_size":6.0,"ask":406.4,"ask_size":6.0,"iv":0.1515,"open_interest":0.0,"volume":0.0,"delta":-0.6051,"gamma":0.0006,"vega":17.5804,"theta":-0.7642,"rho":-20.2592,"theo":404.6867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":391.600006103516},{"option":"SPXW260731C07200000","bid":170.2,"bid_size":11.0,"ask":171.9,"ask_size":11.0,"iv":0.1501,"open_interest":19.0,"volume":0.0,"delta":0.3808,"gamma":0.0006,"vega":17.3973,"theta":-0.7772,"rho":10.851,"theo":170.0388,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.27,"last_trade_time":"2026-02-12T14:33:52","percent_change":0.0,"prev_day_close":177.5},{"option":"SPXW260731P07200000","bid":417.4,"bid_size":2.0,"ask":419.3,"ask_size":6.0,"iv":0.1499,"open_interest":53.0,"volume":0.0,"delta":-0.62,"gamma":0.0006,"vega":17.3973,"theta":-0.744,"rho":-20.7781,"theo":417.6319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":351.21,"last_trade_time":"2026-02-10T12:54:07","percent_change":0.0,"prev_day_close":404.25},{"option":"SPXW260731C07225000","bid":159.0,"bid_size":11.0,"ask":160.7,"ask_size":11.0,"iv":0.1484,"open_interest":24.0,"volume":0.0,"delta":0.3658,"gamma":0.0006,"vega":17.1862,"theta":-0.7594,"rho":10.4365,"theo":158.906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":144.2,"last_trade_time":"2026-02-17T10:07:19","percent_change":0.0,"prev_day_close":166.099998474121},{"option":"SPXW260731P07225000","bid":430.8,"bid_size":2.0,"ask":432.7,"ask_size":6.0,"iv":0.1482,"open_interest":0.0,"volume":0.0,"delta":-0.635,"gamma":0.0006,"vega":17.1862,"theta":-0.7229,"rho":-21.3022,"theo":431.055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":417.300003051758},{"option":"SPXW260731C07250000","bid":148.2,"bid_size":19.0,"ask":150.0,"ask_size":12.0,"iv":0.1467,"open_interest":65.0,"volume":4.0,"delta":0.3508,"gamma":0.0006,"vega":16.9521,"theta":-0.7408,"rho":10.0265,"theo":148.2554,"change":18.04,"open":162.4,"high":164.79,"low":162.4,"tick":"up","last_trade_price":164.79,"last_trade_time":"2026-02-18T13:16:11","percent_change":12.293,"prev_day_close":155.0},{"option":"SPXW260731P07250000","bid":444.6,"bid_size":2.0,"ask":446.6,"ask_size":5.0,"iv":0.1466,"open_interest":1.0,"volume":0.0,"delta":-0.65,"gamma":0.0006,"vega":16.9521,"theta":-0.701,"rho":-21.8218,"theo":444.9604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":448.77,"last_trade_time":"2026-02-12T13:28:15","percent_change":0.0,"prev_day_close":431.149993896484},{"option":"SPXW260731C07275000","bid":138.2,"bid_size":12.0,"ask":139.8,"ask_size":20.0,"iv":0.1452,"open_interest":158.0,"volume":8.0,"delta":0.3358,"gamma":0.0006,"vega":16.6961,"theta":-0.7214,"rho":9.6194,"theo":138.0862,"change":8.47,"open":152.3,"high":152.3,"low":145.17,"tick":"down","last_trade_price":145.17,"last_trade_time":"2026-02-18T15:46:07","percent_change":6.19605,"prev_day_close":144.5},{"option":"SPXW260731P07275000","bid":458.7,"bid_size":1.0,"ask":460.9,"ask_size":1.0,"iv":0.145,"open_interest":0.0,"volume":0.0,"delta":-0.665,"gamma":0.0006,"vega":16.6961,"theta":-0.6783,"rho":-22.3384,"theo":459.3472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":444.899993896484},{"option":"SPXW260731C07300000","bid":128.4,"bid_size":12.0,"ask":130.0,"ask_size":12.0,"iv":0.1436,"open_interest":88.0,"volume":8.0,"delta":0.3209,"gamma":0.0006,"vega":16.4133,"theta":-0.7014,"rho":9.2064,"theo":128.4012,"change":16.04,"open":143.8,"high":144.0,"low":143.14,"tick":"no_change","last_trade_price":143.14,"last_trade_time":"2026-02-18T11:15:36","percent_change":12.62,"prev_day_close":134.399993896484},{"option":"SPXW260731P07300000","bid":473.8,"bid_size":1.0,"ask":475.7,"ask_size":1.0,"iv":0.1434,"open_interest":5.0,"volume":0.0,"delta":-0.6799,"gamma":0.0006,"vega":16.4133,"theta":-0.655,"rho":-22.861,"theo":474.2181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.08,"last_trade_time":"2026-02-09T11:18:58","percent_change":0.0,"prev_day_close":459.399993896484},{"option":"SPXW260731C07325000","bid":119.1,"bid_size":16.0,"ask":120.7,"ask_size":13.0,"iv":0.1421,"open_interest":59.0,"volume":19.0,"delta":0.3061,"gamma":0.0005,"vega":16.1007,"theta":-0.6808,"rho":8.7883,"theo":119.2051,"change":5.55,"open":120.4,"high":133.8,"low":120.4,"tick":"down","last_trade_price":123.5,"last_trade_time":"2026-02-18T15:05:35","percent_change":4.70538,"prev_day_close":124.850002288818},{"option":"SPXW260731P07325000","bid":488.9,"bid_size":1.0,"ask":491.0,"ask_size":1.0,"iv":0.1419,"open_interest":0.0,"volume":0.0,"delta":-0.6947,"gamma":0.0005,"vega":16.1007,"theta":-0.6311,"rho":-23.3887,"theo":489.5781,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":474.350006103516},{"option":"SPXW260731C07350000","bid":110.3,"bid_size":22.0,"ask":111.9,"ask_size":13.0,"iv":0.1407,"open_interest":157.0,"volume":12.0,"delta":0.2915,"gamma":0.0005,"vega":15.7645,"theta":-0.6596,"rho":8.3772,"theo":110.4937,"change":10.3,"open":121.14,"high":123.9,"low":119.5,"tick":"down","last_trade_price":119.5,"last_trade_time":"2026-02-18T14:24:16","percent_change":9.43224,"prev_day_close":115.699996948242},{"option":"SPXW260731P07350000","bid":502.4,"bid_size":4.0,"ask":508.8,"ask_size":4.0,"iv":0.1404,"open_interest":1.0,"volume":0.0,"delta":-0.7093,"gamma":0.0005,"vega":15.7645,"theta":-0.6066,"rho":-23.9093,"theo":505.4226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.8,"last_trade_time":"2026-02-17T12:56:31","percent_change":0.0,"prev_day_close":489.050003051758},{"option":"SPXW260731C07375000","bid":102.0,"bid_size":24.0,"ask":103.6,"ask_size":14.0,"iv":0.1393,"open_interest":65.0,"volume":38.0,"delta":0.277,"gamma":0.0005,"vega":15.412,"theta":-0.6379,"rho":7.9772,"theo":102.2531,"change":7.43,"open":113.4,"high":114.2,"low":108.43,"tick":"down","last_trade_price":108.43,"last_trade_time":"2026-02-18T15:46:57","percent_change":7.35644,"prev_day_close":107.099998474121},{"option":"SPXW260731P07375000","bid":518.6,"bid_size":4.0,"ask":525.1,"ask_size":4.0,"iv":0.139,"open_interest":1.0,"volume":0.0,"delta":-0.7238,"gamma":0.0005,"vega":15.412,"theta":-0.5816,"rho":-24.4189,"theo":521.738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":545.0,"last_trade_time":"2026-02-17T12:22:38","percent_change":0.0,"prev_day_close":504.850006103516},{"option":"SPXW260731C07400000","bid":94.2,"bid_size":19.0,"ask":95.7,"ask_size":15.0,"iv":0.138,"open_interest":166.0,"volume":39.0,"delta":0.2628,"gamma":0.0005,"vega":15.0407,"theta":-0.6158,"rho":7.5793,"theo":94.4717,"change":6.93,"open":104.7,"high":105.6,"low":100.18,"tick":"down","last_trade_price":100.18,"last_trade_time":"2026-02-18T15:46:57","percent_change":7.43164,"prev_day_close":98.9500007629394},{"option":"SPXW260731P07400000","bid":535.2,"bid_size":4.0,"ask":541.8,"ask_size":4.0,"iv":0.1377,"open_interest":1.0,"volume":0.0,"delta":-0.738,"gamma":0.0005,"vega":15.0407,"theta":-0.5562,"rho":-24.9263,"theo":538.5126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":453.77,"last_trade_time":"2026-02-09T15:07:59","percent_change":0.0,"prev_day_close":521.25},{"option":"SPXW260731C07425000","bid":86.9,"bid_size":16.0,"ask":88.4,"ask_size":16.0,"iv":0.1368,"open_interest":87.0,"volume":39.0,"delta":0.2489,"gamma":0.0005,"vega":14.6441,"theta":-0.5934,"rho":7.1802,"theo":87.1443,"change":8.65,"open":87.8,"high":98.1,"low":87.8,"tick":"no_change","last_trade_price":94.55,"last_trade_time":"2026-02-18T13:45:20","percent_change":10.0698,"prev_day_close":91.2999992370606},{"option":"SPXW260731P07425000","bid":552.3,"bid_size":4.0,"ask":559.1,"ask_size":4.0,"iv":0.1364,"open_interest":0.0,"volume":0.0,"delta":-0.752,"gamma":0.0005,"vega":14.6441,"theta":-0.5305,"rho":-25.435,"theo":555.7412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":538.100006103516},{"option":"SPXW260731C07450000","bid":79.8,"bid_size":27.0,"ask":81.4,"ask_size":16.0,"iv":0.1355,"open_interest":38.0,"volume":4.0,"delta":0.2352,"gamma":0.0005,"vega":14.2261,"theta":-0.5707,"rho":6.7902,"theo":80.2609,"change":11.0,"open":89.3,"high":90.0,"low":89.3,"tick":"up","last_trade_price":90.0,"last_trade_time":"2026-02-18T10:15:28","percent_change":13.9241,"prev_day_close":84.0},{"option":"SPXW260731P07450000","bid":569.8,"bid_size":4.0,"ask":576.8,"ask_size":4.0,"iv":0.1352,"open_interest":0.0,"volume":0.0,"delta":-0.7656,"gamma":0.0005,"vega":14.2261,"theta":-0.5046,"rho":-25.9346,"theo":573.4138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":555.450012207031},{"option":"SPXW260731C07475000","bid":73.3,"bid_size":28.0,"ask":74.9,"ask_size":17.0,"iv":0.1344,"open_interest":41.0,"volume":4.0,"delta":0.2219,"gamma":0.0005,"vega":13.7978,"theta":-0.5479,"rho":6.416,"theo":73.8028,"change":9.45,"open":82.2,"high":82.2,"low":82.1,"tick":"down","last_trade_price":82.1,"last_trade_time":"2026-02-18T10:15:08","percent_change":13.0076,"prev_day_close":77.2999992370606},{"option":"SPXW260731P07475000","bid":587.8,"bid_size":4.0,"ask":594.8,"ask_size":4.0,"iv":0.134,"open_interest":0.0,"volume":0.0,"delta":-0.7789,"gamma":0.0005,"vega":13.7978,"theta":-0.4784,"rho":-26.4183,"theo":591.5117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.049987792969},{"option":"SPXW260731C07500000","bid":67.4,"bid_size":6.0,"ask":68.8,"ask_size":18.0,"iv":0.1334,"open_interest":30.0,"volume":4.0,"delta":0.2089,"gamma":0.0005,"vega":13.3606,"theta":-0.5249,"rho":6.0502,"theo":67.7529,"change":10.4,"open":76.7,"high":77.1,"low":76.7,"tick":"up","last_trade_price":77.1,"last_trade_time":"2026-02-18T10:17:03","percent_change":15.5922,"prev_day_close":70.9000015258789},{"option":"SPXW260731P07500000","bid":606.2,"bid_size":4.0,"ask":613.2,"ask_size":4.0,"iv":0.1328,"open_interest":1.0,"volume":0.0,"delta":-0.7919,"gamma":0.0005,"vega":13.3606,"theta":-0.4521,"rho":-26.8937,"theo":610.0178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":534.75,"last_trade_time":"2026-02-11T11:42:11","percent_change":0.0,"prev_day_close":591.25},{"option":"SPXW260731C07525000","bid":61.7,"bid_size":28.0,"ask":63.1,"ask_size":18.0,"iv":0.1323,"open_interest":74.0,"volume":0.0,"delta":0.1964,"gamma":0.0005,"vega":12.9072,"theta":-0.5019,"rho":5.6874,"theo":62.102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":93.0,"last_trade_time":"2026-02-10T12:13:40","percent_change":0.0,"prev_day_close":65.0},{"option":"SPXW260731P07525000","bid":624.9,"bid_size":4.0,"ask":632.1,"ask_size":4.0,"iv":0.1317,"open_interest":0.0,"volume":0.0,"delta":-0.8044,"gamma":0.0005,"vega":12.9072,"theta":-0.4259,"rho":-27.366,"theo":628.9229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":609.850006103516},{"option":"SPXW260731C07550000","bid":56.5,"bid_size":7.0,"ask":57.8,"ask_size":20.0,"iv":0.1314,"open_interest":15.0,"volume":1.0,"delta":0.1842,"gamma":0.0004,"vega":12.4384,"theta":-0.479,"rho":5.3361,"theo":56.8389,"change":7.65,"open":63.55,"high":63.55,"low":63.55,"tick":"up","last_trade_price":63.55,"last_trade_time":"2026-02-18T10:37:51","percent_change":13.6852,"prev_day_close":59.5},{"option":"SPXW260731P07550000","bid":644.3,"bid_size":4.0,"ask":651.4,"ask_size":4.0,"iv":0.1308,"open_interest":0.0,"volume":0.0,"delta":-0.8166,"gamma":0.0004,"vega":12.4384,"theta":-0.3997,"rho":-27.8269,"theo":648.2157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":629.0},{"option":"SPXW260731C07600000","bid":47.1,"bid_size":7.0,"ask":48.4,"ask_size":22.0,"iv":0.1296,"open_interest":66.0,"volume":2.0,"delta":0.1612,"gamma":0.0004,"vega":11.4949,"theta":-0.4338,"rho":4.683,"theo":47.4,"change":2.76,"open":52.22,"high":52.22,"low":49.41,"tick":"down","last_trade_price":49.41,"last_trade_time":"2026-02-18T15:41:40","percent_change":5.9164,"prev_day_close":49.6999988555908},{"option":"SPXW260731P07600000","bid":683.4,"bid_size":4.0,"ask":691.3,"ask_size":4.0,"iv":0.1288,"open_interest":0.0,"volume":0.0,"delta":-0.8396,"gamma":0.0004,"vega":11.4949,"theta":-0.3479,"rho":-28.6991,"theo":687.8888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":668.600006103516},{"option":"SPXW260731C07650000","bid":39.1,"bid_size":13.0,"ask":40.2,"ask_size":26.0,"iv":0.128,"open_interest":11.0,"volume":0.0,"delta":0.1402,"gamma":0.0004,"vega":10.5361,"theta":-0.39,"rho":4.0691,"theo":39.3169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":36.6,"last_trade_time":"2026-02-17T10:16:54","percent_change":0.0,"prev_day_close":41.4500007629394},{"option":"SPXW260731P07650000","bid":724.2,"bid_size":3.0,"ask":732.4,"ask_size":3.0,"iv":0.1271,"open_interest":0.0,"volume":0.0,"delta":-0.8607,"gamma":0.0004,"vega":10.5361,"theta":-0.2974,"rho":-29.5321,"theo":728.9176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":709.450012207031},{"option":"SPXW260731C07700000","bid":32.3,"bid_size":25.0,"ask":33.4,"ask_size":30.0,"iv":0.1267,"open_interest":11.0,"volume":0.0,"delta":0.121,"gamma":0.0004,"vega":9.5888,"theta":-0.3481,"rho":3.5223,"theo":32.4632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":32.53,"last_trade_time":"2026-02-17T13:34:42","percent_change":0.0,"prev_day_close":34.3500003814697},{"option":"SPXW260731P07700000","bid":766.9,"bid_size":3.0,"ask":774.6,"ask_size":3.0,"iv":0.1258,"open_interest":0.0,"volume":0.0,"delta":-0.8798,"gamma":0.0004,"vega":9.5888,"theta":-0.249,"rho":-30.2981,"theo":771.176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.25},{"option":"SPXW260731C07750000","bid":26.6,"bid_size":30.0,"ask":27.6,"ask_size":33.0,"iv":0.1255,"open_interest":5.0,"volume":0.0,"delta":0.104,"gamma":0.0003,"vega":8.667,"theta":-0.3089,"rho":3.0221,"theo":26.7108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":31.3,"last_trade_time":"2026-02-05T13:08:25","percent_change":0.0,"prev_day_close":28.3999996185303},{"option":"SPXW260731P07750000","bid":810.3,"bid_size":3.0,"ask":818.1,"ask_size":3.0,"iv":0.1246,"open_interest":0.0,"volume":0.0,"delta":-0.8969,"gamma":0.0003,"vega":8.667,"theta":-0.2032,"rho":-31.0174,"theo":814.5355,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":794.450012207031},{"option":"SPXW260731C07800000","bid":21.9,"bid_size":11.0,"ask":22.9,"ask_size":40.0,"iv":0.1247,"open_interest":204.0,"volume":0.0,"delta":0.0889,"gamma":0.0003,"vega":7.7858,"theta":-0.2727,"rho":2.5884,"theo":21.9286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":22.18,"last_trade_time":"2026-02-17T13:34:42","percent_change":0.0,"prev_day_close":23.3999996185303},{"option":"SPXW260731P07800000","bid":854.7,"bid_size":3.0,"ask":862.6,"ask_size":3.0,"iv":0.1238,"open_interest":0.0,"volume":0.0,"delta":-0.912,"gamma":0.0003,"vega":7.7858,"theta":-0.1604,"rho":-31.6702,"theo":858.8652,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":838.450012207031},{"option":"SPXW260731C07900000","bid":14.8,"bid_size":51.0,"ask":15.6,"ask_size":51.0,"iv":0.1234,"open_interest":36.0,"volume":1.0,"delta":0.0644,"gamma":0.0002,"vega":6.1954,"theta":-0.2102,"rho":1.8744,"theo":14.7632,"change":2.18,"open":17.08,"high":17.08,"low":17.08,"tick":"down","last_trade_price":17.08,"last_trade_time":"2026-02-18T10:46:41","percent_change":14.6309,"prev_day_close":15.8500003814697},{"option":"SPXW260731P07900000","bid":945.6,"bid_size":3.0,"ask":953.8,"ask_size":3.0,"iv":0.1223,"open_interest":0.0,"volume":0.0,"delta":-0.9365,"gamma":0.0002,"vega":6.1954,"theta":-0.0847,"rho":-32.8225,"theo":949.9238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.399993896484},{"option":"SPXW260731C08000000","bid":10.0,"bid_size":63.0,"ask":10.7,"ask_size":113.0,"iv":0.1229,"open_interest":2.0,"volume":0.0,"delta":0.0464,"gamma":0.0002,"vega":4.8724,"theta":-0.161,"rho":1.3504,"theo":10.0142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":13.1,"last_trade_time":"2026-02-12T12:25:42","percent_change":0.0,"prev_day_close":10.75},{"option":"SPXW260731P08000000","bid":1038.2,"bid_size":3.0,"ask":1047.5,"ask_size":3.0,"iv":0.1208,"open_interest":0.0,"volume":0.0,"delta":-0.9544,"gamma":0.0002,"vega":4.8724,"theta":-0.0224,"rho":-33.7848,"theo":1043.3988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1022.65002441406},{"option":"SPXW260731C08100000","bid":6.8,"bid_size":82.0,"ask":7.4,"ask_size":139.0,"iv":0.1229,"open_interest":17.0,"volume":1.0,"delta":0.0336,"gamma":0.0001,"vega":3.8168,"theta":-0.1236,"rho":0.9758,"theo":6.8991,"change":1.03,"open":7.98,"high":7.98,"low":7.98,"tick":"down","last_trade_price":7.98,"last_trade_time":"2026-02-18T10:46:41","percent_change":14.8201,"prev_day_close":7.34999990463257},{"option":"SPXW260731P08100000","bid":1133.2,"bid_size":2.0,"ask":1142.4,"ask_size":2.0,"iv":0.1201,"open_interest":0.0,"volume":0.0,"delta":-0.9672,"gamma":0.0001,"vega":3.8168,"theta":0.0,"rho":-34.5976,"theo":1138.5076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1117.59997558594},{"option":"SPXW260731C08200000","bid":4.6,"bid_size":95.0,"ask":5.1,"ask_size":151.0,"iv":0.1231,"open_interest":3.0,"volume":0.0,"delta":0.0246,"gamma":0.0001,"vega":2.9922,"theta":-0.0954,"rho":0.7116,"theo":4.8429,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":5.10000014305115},{"option":"SPXW260731P08200000","bid":1229.8,"bid_size":2.0,"ask":1238.7,"ask_size":2.0,"iv":0.1214,"open_interest":0.0,"volume":0.0,"delta":-0.9763,"gamma":0.0001,"vega":2.9922,"theta":0.0,"rho":-35.3,"theo":1234.6754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1213.30004882812},{"option":"SPXW260731C08300000","bid":3.2,"bid_size":111.0,"ask":3.6,"ask_size":160.0,"iv":0.124,"open_interest":3.0,"volume":0.0,"delta":0.0181,"gamma":0.0001,"vega":2.352,"theta":-0.0742,"rho":0.5252,"theo":3.4614,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3.3,"last_trade_time":"2026-02-17T10:11:10","percent_change":0.0,"prev_day_close":3.55000007152557},{"option":"SPXW260731P08300000","bid":1325.8,"bid_size":1.0,"ask":1335.5,"ask_size":2.0,"iv":0.1195,"open_interest":0.0,"volume":0.0,"delta":-0.9827,"gamma":0.0001,"vega":2.352,"theta":0.0,"rho":-35.9246,"theo":1331.5178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1310.04998779297},{"option":"SPXW260731C08400000","bid":2.25,"bid_size":89.0,"ask":2.65,"ask_size":166.0,"iv":0.1254,"open_interest":101.0,"volume":0.0,"delta":0.0135,"gamma":0.0001,"vega":1.8562,"theta":-0.0581,"rho":0.3904,"theo":2.5127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3.3,"last_trade_time":"2026-02-12T13:25:26","percent_change":0.0,"prev_day_close":2.55000007152557},{"option":"SPXW260731P08400000","bid":1422.9,"bid_size":2.0,"ask":1432.1,"ask_size":2.0,"iv":0.1162,"open_interest":0.0,"volume":0.0,"delta":-0.9873,"gamma":0.0001,"vega":1.8562,"theta":0.0,"rho":-36.4977,"theo":1428.7931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1407.55004882812},{"option":"SPXW260731C08600000","bid":1.15,"bid_size":96.0,"ask":1.55,"ask_size":221.0,"iv":0.129,"open_interest":54.0,"volume":11.0,"delta":0.0077,"gamma":0.0,"vega":1.1698,"theta":-0.0363,"rho":0.2219,"theo":1.3764,"change":0.095,"open":1.5,"high":1.5,"low":1.42,"tick":"no_change","last_trade_price":1.42,"last_trade_time":"2026-02-18T15:07:39","percent_change":7.16981,"prev_day_close":1.39999997615814},{"option":"SPXW260731P08600000","bid":1618.4,"bid_size":1.0,"ask":1628.4,"ask_size":2.0,"iv":0.1197,"open_interest":0.0,"volume":0.0,"delta":-0.9931,"gamma":0.0,"vega":1.1698,"theta":0.0,"rho":-37.5426,"theo":1624.1047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1602.54998779297},{"option":"SPXW260731C08800000","bid":0.65,"bid_size":176.0,"ask":1.0,"ask_size":251.0,"iv":0.1338,"open_interest":14.0,"volume":10.0,"delta":0.0046,"gamma":0.0,"vega":0.7561,"theta":-0.0234,"rho":0.1315,"theo":0.7977,"change":0.02,"open":0.82,"high":0.82,"low":0.82,"tick":"no_change","last_trade_price":0.82,"last_trade_time":"2026-02-18T15:07:39","percent_change":2.5,"prev_day_close":0.824999988079071},{"option":"SPXW260731P08800000","bid":1814.4,"bid_size":2.0,"ask":1824.6,"ask_size":2.0,"iv":0.1223,"open_interest":0.0,"volume":0.0,"delta":-0.9962,"gamma":0.0,"vega":0.7561,"theta":0.0,"rho":-38.5096,"theo":1819.9738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1798.34997558594},{"option":"SPXW260930C02800000","bid":4080.2,"bid_size":2.0,"ask":4095.8,"ask_size":2.0,"iv":0.54,"open_interest":1.0,"volume":0.0,"delta":0.9925,"gamma":0.0,"vega":1.2816,"theta":0.0,"rho":16.354,"theo":4087.6001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4211.38,"last_trade_time":"2026-01-28T13:09:28","percent_change":0.0,"prev_day_close":4108.94995117188},{"option":"SPXW260930P02800000","bid":9.1,"bid_size":160.0,"ask":9.6,"ask_size":182.0,"iv":0.5382,"open_interest":480.0,"volume":0.0,"delta":-0.0087,"gamma":0.0,"vega":1.2816,"theta":-0.1451,"rho":-0.4076,"theo":9.1644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":8.8,"last_trade_time":"2026-02-12T10:58:54","percent_change":0.0,"prev_day_close":8.9500002861023},{"option":"SPXW260930C03000000","bid":3889.2,"bid_size":1.0,"ask":3902.7,"ask_size":2.0,"iv":0.5238,"open_interest":0.0,"volume":0.0,"delta":0.9903,"gamma":0.0,"vega":1.5576,"theta":0.0,"rho":17.439,"theo":3894.3746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3915.09997558594},{"option":"SPXW260930P03000000","bid":11.1,"bid_size":57.0,"ask":11.5,"ask_size":153.0,"iv":0.5143,"open_interest":266.0,"volume":0.0,"delta":-0.0109,"gamma":0.0,"vega":1.5574,"theta":-0.169,"rho":-0.509,"theo":11.2113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":10.9,"last_trade_time":"2026-02-06T11:21:25","percent_change":0.0,"prev_day_close":10.8499999046326},{"option":"SPXW260930C03200000","bid":3694.6,"bid_size":2.0,"ask":3709.0,"ask_size":2.0,"iv":0.4934,"open_interest":0.0,"volume":0.0,"delta":0.9878,"gamma":0.0,"vega":1.8658,"theta":0.0,"rho":18.5098,"theo":3701.3837,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3722.09997558594},{"option":"SPXW260930P03200000","bid":13.3,"bid_size":56.0,"ask":13.8,"ask_size":164.0,"iv":0.4914,"open_interest":200.0,"volume":0.0,"delta":-0.0134,"gamma":0.0,"vega":1.8656,"theta":-0.194,"rho":-0.6247,"theo":13.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":12.17,"last_trade_time":"2026-02-11T15:53:56","percent_change":0.0,"prev_day_close":13.0499997138977},{"option":"SPXW260930C03400000","bid":3502.4,"bid_size":2.0,"ask":3516.4,"ask_size":3.0,"iv":0.4723,"open_interest":0.0,"volume":0.0,"delta":0.9849,"gamma":0.0,"vega":2.2139,"theta":0.0,"rho":19.5608,"theo":3508.6374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3529.25},{"option":"SPXW260930P03400000","bid":15.8,"bid_size":54.0,"ask":16.3,"ask_size":156.0,"iv":0.469,"open_interest":150.0,"volume":0.0,"delta":-0.0163,"gamma":0.0,"vega":2.2137,"theta":-0.2198,"rho":-0.7602,"theo":16.0208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":16.6,"last_trade_time":"2026-02-13T09:30:25","percent_change":0.0,"prev_day_close":15.4500002861023},{"option":"SPXW260930C03500000","bid":3406.1,"bid_size":2.0,"ask":3420.0,"ask_size":3.0,"iv":0.4607,"open_interest":0.0,"volume":0.0,"delta":0.9833,"gamma":0.0,"vega":2.4001,"theta":0.0,"rho":20.0794,"theo":3412.3637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3432.79992675781},{"option":"SPXW260930P03500000","bid":17.1,"bid_size":53.0,"ask":17.6,"ask_size":136.0,"iv":0.4577,"open_interest":98.0,"volume":18.0,"delta":-0.0179,"gamma":0.0,"vega":2.3998,"theta":-0.2329,"rho":-0.8349,"theo":17.3838,"change":-0.75,"open":15.93,"high":16.0,"low":15.93,"tick":"no_change","last_trade_price":16.0,"last_trade_time":"2026-02-18T10:47:51","percent_change":-4.47761,"prev_day_close":16.75},{"option":"SPXW260930C03600000","bid":3310.9,"bid_size":2.0,"ask":3323.1,"ask_size":3.0,"iv":0.4502,"open_interest":0.0,"volume":0.0,"delta":0.9815,"gamma":0.0,"vega":2.5956,"theta":0.0,"rho":20.5934,"theo":3316.1602,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3336.69995117188},{"option":"SPXW260930P03600000","bid":18.6,"bid_size":53.0,"ask":19.1,"ask_size":149.0,"iv":0.447,"open_interest":408.0,"volume":0.0,"delta":-0.0197,"gamma":0.0,"vega":2.5956,"theta":-0.2463,"rho":-0.9142,"theo":18.8189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":17.2,"last_trade_time":"2026-02-06T15:59:58","percent_change":0.0,"prev_day_close":18.1499996185303},{"option":"SPXW260930C03700000","bid":3213.9,"bid_size":3.0,"ask":3227.5,"ask_size":3.0,"iv":0.4386,"open_interest":0.0,"volume":0.0,"delta":0.9796,"gamma":0.0,"vega":2.8039,"theta":0.0,"rho":21.1015,"theo":3220.0323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3241.05004882812},{"option":"SPXW260930P03700000","bid":20.0,"bid_size":52.0,"ask":20.6,"ask_size":145.0,"iv":0.4361,"open_interest":234.0,"volume":0.0,"delta":-0.0215,"gamma":0.0,"vega":2.8036,"theta":-0.2598,"rho":-0.9992,"theo":20.3257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":18.4,"last_trade_time":"2026-02-06T15:55:05","percent_change":0.0,"prev_day_close":19.6499996185303},{"option":"SPXW260930C03800000","bid":3118.7,"bid_size":2.0,"ask":3131.3,"ask_size":3.0,"iv":0.4289,"open_interest":0.0,"volume":0.0,"delta":0.9776,"gamma":0.0,"vega":3.0268,"theta":0.0,"rho":21.6021,"theo":3123.9896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3144.55004882812},{"option":"SPXW260930P03800000","bid":21.6,"bid_size":50.0,"ask":22.2,"ask_size":141.0,"iv":0.4254,"open_interest":356.0,"volume":0.0,"delta":-0.0236,"gamma":0.0,"vega":3.0268,"theta":-0.2736,"rho":-1.092,"theo":21.922,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":20.79,"last_trade_time":"2026-02-17T14:47:03","percent_change":0.0,"prev_day_close":21.1499996185303},{"option":"SPXW260930C03900000","bid":3022.1,"bid_size":3.0,"ask":3035.3,"ask_size":3.0,"iv":0.417,"open_interest":0.0,"volume":0.0,"delta":0.9754,"gamma":0.0,"vega":3.2634,"theta":0.0,"rho":22.0944,"theo":3028.0454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3048.5},{"option":"SPXW260930P03900000","bid":23.3,"bid_size":49.0,"ask":23.9,"ask_size":136.0,"iv":0.4149,"open_interest":413.0,"volume":0.0,"delta":-0.0258,"gamma":0.0,"vega":3.2634,"theta":-0.2877,"rho":-1.193,"theo":23.6146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":23.5,"last_trade_time":"2026-02-12T11:55:11","percent_change":0.0,"prev_day_close":22.8000001907349},{"option":"SPXW260930C04000000","bid":2926.3,"bid_size":3.0,"ask":2939.2,"ask_size":3.0,"iv":0.4062,"open_interest":5.0,"volume":0.0,"delta":0.9731,"gamma":0.0,"vega":3.5121,"theta":-0.0186,"rho":22.5788,"theo":2932.2143,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":3028.14,"last_trade_time":"2026-01-07T10:32:25","percent_change":0.0,"prev_day_close":2952.70007324219},{"option":"SPXW260930P04000000","bid":25.1,"bid_size":47.0,"ask":25.7,"ask_size":132.0,"iv":0.4045,"open_interest":244.0,"volume":0.0,"delta":-0.0281,"gamma":0.0,"vega":3.5121,"theta":-0.3022,"rho":-1.3019,"theo":25.4203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":26.41,"last_trade_time":"2026-02-17T09:31:24","percent_change":0.0,"prev_day_close":24.5500001907349},{"option":"SPXW260930C04100000","bid":2831.2,"bid_size":3.0,"ask":2843.9,"ask_size":3.0,"iv":0.3972,"open_interest":0.0,"volume":0.0,"delta":0.9705,"gamma":0.0,"vega":3.7749,"theta":-0.043,"rho":23.0552,"theo":2836.5119,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2856.79992675781},{"option":"SPXW260930P04100000","bid":27.0,"bid_size":45.0,"ask":27.6,"ask_size":114.0,"iv":0.3942,"open_interest":27.0,"volume":0.0,"delta":-0.0307,"gamma":0.0,"vega":3.7749,"theta":-0.317,"rho":-1.4187,"theo":27.3547,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.79,"last_trade_time":"2026-02-17T12:51:46","percent_change":0.0,"prev_day_close":26.4000005722046},{"option":"SPXW260930C04200000","bid":2735.4,"bid_size":3.0,"ask":2747.8,"ask_size":3.0,"iv":0.386,"open_interest":0.0,"volume":0.0,"delta":0.9677,"gamma":0.0,"vega":4.0569,"theta":-0.068,"rho":23.5218,"theo":2740.9575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2761.09997558594},{"option":"SPXW260930P04200000","bid":29.1,"bid_size":44.0,"ask":29.8,"ask_size":124.0,"iv":0.3844,"open_interest":94.0,"volume":0.0,"delta":-0.0335,"gamma":0.0,"vega":4.0569,"theta":-0.3324,"rho":-1.5454,"theo":29.4371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":29.79,"last_trade_time":"2026-02-17T13:03:04","percent_change":0.0,"prev_day_close":28.4000005722046},{"option":"SPXW260930C04300000","bid":2640.0,"bid_size":3.0,"ask":2652.4,"ask_size":3.0,"iv":0.376,"open_interest":0.0,"volume":0.0,"delta":0.9646,"gamma":0.0,"vega":4.3628,"theta":-0.0935,"rho":23.9749,"theo":2645.5772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2665.75},{"option":"SPXW260930P04300000","bid":31.4,"bid_size":42.0,"ask":32.1,"ask_size":107.0,"iv":0.3747,"open_interest":138.0,"volume":0.0,"delta":-0.0366,"gamma":0.0,"vega":4.3628,"theta":-0.3484,"rho":-1.6855,"theo":31.6936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":30.28,"last_trade_time":"2026-02-17T14:47:03","percent_change":0.0,"prev_day_close":30.6499996185303},{"option":"SPXW260930C04400000","bid":2545.2,"bid_size":3.0,"ask":2557.1,"ask_size":3.0,"iv":0.3666,"open_interest":1.0,"volume":0.0,"delta":0.9612,"gamma":0.0,"vega":4.6924,"theta":-0.1198,"rho":24.4123,"theo":2550.4041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2647.28,"last_trade_time":"2025-12-26T09:37:47","percent_change":0.0,"prev_day_close":2570.65002441406},{"option":"SPXW260930P04400000","bid":33.8,"bid_size":52.0,"ask":34.6,"ask_size":103.0,"iv":0.365,"open_interest":19.0,"volume":4.0,"delta":-0.04,"gamma":0.0,"vega":4.6924,"theta":-0.3652,"rho":-1.8414,"theo":34.1573,"change":-1.94,"open":31.43,"high":31.46,"low":31.43,"tick":"up","last_trade_price":31.46,"last_trade_time":"2026-02-18T13:03:39","percent_change":-5.80838,"prev_day_close":33.1000003814697},{"option":"SPXW260930C04500000","bid":2450.4,"bid_size":3.0,"ask":2462.3,"ask_size":3.0,"iv":0.3574,"open_interest":0.0,"volume":0.0,"delta":0.9575,"gamma":0.0,"vega":5.0433,"theta":-0.1469,"rho":24.8342,"theo":2455.4742,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2476.09997558594},{"option":"SPXW260930P04500000","bid":36.6,"bid_size":38.0,"ask":37.4,"ask_size":98.0,"iv":0.3558,"open_interest":132.0,"volume":41.0,"delta":-0.0437,"gamma":0.0,"vega":5.0433,"theta":-0.3828,"rho":-2.0128,"theo":36.8642,"change":-1.65,"open":34.62,"high":34.62,"low":34.4,"tick":"down","last_trade_price":34.4,"last_trade_time":"2026-02-18T12:31:34","percent_change":-4.57697,"prev_day_close":35.7000007629394},{"option":"SPXW260930C04600000","bid":2355.4,"bid_size":3.0,"ask":2367.6,"ask_size":3.0,"iv":0.3477,"open_interest":1.0,"volume":0.0,"delta":0.9533,"gamma":0.0,"vega":5.4182,"theta":-0.175,"rho":25.2404,"theo":2360.8239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2312.07,"last_trade_time":"2026-02-05T16:00:56","percent_change":0.0,"prev_day_close":2380.90002441406},{"option":"SPXW260930P04600000","bid":39.6,"bid_size":35.0,"ask":40.5,"ask_size":100.0,"iv":0.3468,"open_interest":107.0,"volume":6.0,"delta":-0.0479,"gamma":0.0,"vega":5.4182,"theta":-0.4014,"rho":-2.1998,"theo":39.8507,"change":-0.5,"open":37.73,"high":38.55,"low":37.6,"tick":"up","last_trade_price":38.55,"last_trade_time":"2026-02-18T16:03:21","percent_change":-1.28041,"prev_day_close":38.7000007629394},{"option":"SPXW260930C04700000","bid":2262.0,"bid_size":3.0,"ask":2273.2,"ask_size":3.0,"iv":0.3395,"open_interest":0.0,"volume":0.0,"delta":0.9487,"gamma":0.0001,"vega":5.8258,"theta":-0.2041,"rho":25.6267,"theo":2266.4936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2286.59997558594},{"option":"SPXW260930P04700000","bid":43.0,"bid_size":33.0,"ask":43.9,"ask_size":94.0,"iv":0.3381,"open_interest":194.0,"volume":1.0,"delta":-0.0525,"gamma":0.0001,"vega":5.8258,"theta":-0.421,"rho":-2.4067,"theo":43.1572,"change":0.3,"open":42.7,"high":42.7,"low":42.7,"tick":"down","last_trade_price":42.7,"last_trade_time":"2026-02-18T14:55:40","percent_change":0.707548,"prev_day_close":41.8999996185303},{"option":"SPXW260930C04750000","bid":2214.8,"bid_size":3.0,"ask":2226.0,"ask_size":3.0,"iv":0.3348,"open_interest":0.0,"volume":0.0,"delta":0.9462,"gamma":0.0001,"vega":6.0441,"theta":-0.2191,"rho":25.8102,"theo":2219.464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2239.25},{"option":"SPXW260930P04750000","bid":44.8,"bid_size":33.0,"ask":45.7,"ask_size":91.0,"iv":0.3337,"open_interest":196.0,"volume":4.0,"delta":-0.055,"gamma":0.0001,"vega":6.0441,"theta":-0.4312,"rho":-2.5199,"theo":44.946,"change":-2.49,"open":41.66,"high":41.71,"low":41.66,"tick":"up","last_trade_price":41.71,"last_trade_time":"2026-02-18T13:11:09","percent_change":-5.63349,"prev_day_close":43.6500015258789},{"option":"SPXW260930C04800000","bid":2168.0,"bid_size":3.0,"ask":2179.0,"ask_size":3.0,"iv":0.3305,"open_interest":0.0,"volume":0.0,"delta":0.9436,"gamma":0.0001,"vega":6.2715,"theta":-0.2344,"rho":25.9864,"theo":2172.5343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2192.40002441406},{"option":"SPXW260930P04800000","bid":46.7,"bid_size":32.0,"ask":47.6,"ask_size":87.0,"iv":0.3294,"open_interest":98.0,"volume":4.0,"delta":-0.0576,"gamma":0.0001,"vega":6.2715,"theta":-0.4418,"rho":-2.6403,"theo":46.8348,"change":-0.8,"open":45.18,"high":45.3,"low":45.18,"tick":"up","last_trade_price":45.3,"last_trade_time":"2026-02-18T14:17:41","percent_change":-1.73536,"prev_day_close":45.4500007629394},{"option":"SPXW260930C04850000","bid":2120.6,"bid_size":3.0,"ask":2132.5,"ask_size":3.0,"iv":0.326,"open_interest":0.0,"volume":0.0,"delta":0.9408,"gamma":0.0001,"vega":6.507,"theta":-0.25,"rho":26.1554,"theo":2125.7121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2145.44995117188},{"option":"SPXW260930P04850000","bid":48.7,"bid_size":31.0,"ask":49.6,"ask_size":53.0,"iv":0.3252,"open_interest":266.0,"volume":0.0,"delta":-0.0603,"gamma":0.0001,"vega":6.507,"theta":-0.4526,"rho":-2.7679,"theo":48.831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":51.67,"last_trade_time":"2026-02-13T10:16:14","percent_change":0.0,"prev_day_close":47.3999996185303},{"option":"SPXW260930C04900000","bid":2074.8,"bid_size":3.0,"ask":2085.7,"ask_size":3.0,"iv":0.3225,"open_interest":0.0,"volume":0.0,"delta":0.9379,"gamma":0.0001,"vega":6.7498,"theta":-0.2659,"rho":26.3178,"theo":2079.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2099.20007324219},{"option":"SPXW260930P04900000","bid":50.8,"bid_size":31.0,"ask":51.7,"ask_size":50.0,"iv":0.321,"open_interest":107.0,"volume":0.0,"delta":-0.0633,"gamma":0.0001,"vega":6.7498,"theta":-0.4637,"rho":-2.9022,"theo":50.9416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":52.77,"last_trade_time":"2026-02-17T13:17:00","percent_change":0.0,"prev_day_close":49.4500007629394},{"option":"SPXW260930C04950000","bid":2028.3,"bid_size":3.0,"ask":2038.6,"ask_size":3.0,"iv":0.318,"open_interest":0.0,"volume":0.0,"delta":0.9348,"gamma":0.0001,"vega":6.9996,"theta":-0.2821,"rho":26.4738,"theo":2032.4175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2052.14996337891},{"option":"SPXW260930P04950000","bid":53.1,"bid_size":30.0,"ask":54.0,"ask_size":80.0,"iv":0.317,"open_interest":39.0,"volume":0.0,"delta":-0.0663,"gamma":0.0001,"vega":6.9996,"theta":-0.4752,"rho":-3.0428,"theo":53.1731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":48.83,"last_trade_time":"2026-01-15T13:48:54","percent_change":0.0,"prev_day_close":51.6000003814697},{"option":"SPXW260930C05000000","bid":1981.9,"bid_size":3.0,"ask":1992.1,"ask_size":3.0,"iv":0.3139,"open_interest":15.0,"volume":0.0,"delta":0.9316,"gamma":0.0001,"vega":7.2579,"theta":-0.2987,"rho":26.6233,"theo":1985.9576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2065.6,"last_trade_time":"2026-01-07T15:59:59","percent_change":0.0,"prev_day_close":2005.5},{"option":"SPXW260930P05000000","bid":55.4,"bid_size":29.0,"ask":56.3,"ask_size":47.0,"iv":0.3129,"open_interest":48.0,"volume":0.0,"delta":-0.0696,"gamma":0.0001,"vega":7.2579,"theta":-0.4869,"rho":-3.19,"theo":55.5317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":57.47,"last_trade_time":"2026-02-17T12:50:52","percent_change":0.0,"prev_day_close":53.8499984741211},{"option":"SPXW260930C05050000","bid":1935.6,"bid_size":3.0,"ask":1945.3,"ask_size":3.0,"iv":0.3096,"open_interest":0.0,"volume":0.0,"delta":0.9282,"gamma":0.0001,"vega":7.5264,"theta":-0.3155,"rho":26.7652,"theo":1939.6313,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1959.0},{"option":"SPXW260930P05050000","bid":57.9,"bid_size":29.0,"ask":58.8,"ask_size":44.0,"iv":0.3089,"open_interest":138.0,"volume":0.0,"delta":-0.073,"gamma":0.0001,"vega":7.5264,"theta":-0.499,"rho":-3.3447,"theo":58.0238,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":64.36,"last_trade_time":"2026-02-17T10:45:28","percent_change":0.0,"prev_day_close":56.25},{"option":"SPXW260930C05100000","bid":1888.8,"bid_size":3.0,"ask":1899.8,"ask_size":3.0,"iv":0.3057,"open_interest":1.0,"volume":0.0,"delta":0.9246,"gamma":0.0001,"vega":7.8071,"theta":-0.3326,"rho":26.8979,"theo":1893.4462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1754.99,"last_trade_time":"2025-10-16T15:36:06","percent_change":0.0,"prev_day_close":1913.0},{"option":"SPXW260930P05100000","bid":60.5,"bid_size":28.0,"ask":61.5,"ask_size":71.0,"iv":0.305,"open_interest":147.0,"volume":2.0,"delta":-0.0766,"gamma":0.0001,"vega":7.8071,"theta":-0.5114,"rho":-3.5086,"theo":60.657,"change":-2.25,"open":57.57,"high":57.6,"low":57.57,"tick":"up","last_trade_price":57.6,"last_trade_time":"2026-02-18T13:46:42","percent_change":-3.7594,"prev_day_close":58.7999992370606},{"option":"SPXW260930C05150000","bid":1843.5,"bid_size":3.0,"ask":1853.6,"ask_size":3.0,"iv":0.3022,"open_interest":0.0,"volume":0.0,"delta":0.9207,"gamma":0.0001,"vega":8.1,"theta":-0.35,"rho":27.0197,"theo":1847.4112,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1866.89996337891},{"option":"SPXW260930P05150000","bid":63.2,"bid_size":27.0,"ask":64.2,"ask_size":41.0,"iv":0.301,"open_interest":81.0,"volume":2.0,"delta":-0.0805,"gamma":0.0001,"vega":8.1,"theta":-0.524,"rho":-3.6834,"theo":63.4404,"change":-4.53,"open":58.11,"high":58.12,"low":58.11,"tick":"up","last_trade_price":58.12,"last_trade_time":"2026-02-18T13:03:39","percent_change":-7.23065,"prev_day_close":61.4500007629394},{"option":"SPXW260930C05200000","bid":1797.5,"bid_size":3.0,"ask":1807.7,"ask_size":3.0,"iv":0.2982,"open_interest":0.0,"volume":0.0,"delta":0.9167,"gamma":0.0001,"vega":8.4038,"theta":-0.3676,"rho":27.1303,"theo":1801.5359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1820.54998779297},{"option":"SPXW260930P05200000","bid":66.0,"bid_size":51.0,"ask":67.2,"ask_size":55.0,"iv":0.2972,"open_interest":1371.0,"volume":1.0,"delta":-0.0845,"gamma":0.0001,"vega":8.4038,"theta":-0.5369,"rho":-3.8695,"theo":66.3835,"change":-0.2,"open":65.3,"high":65.3,"low":65.3,"tick":"down","last_trade_price":65.3,"last_trade_time":"2026-02-18T14:50:51","percent_change":-0.305344,"prev_day_close":64.2999992370606},{"option":"SPXW260930C05250000","bid":1752.1,"bid_size":3.0,"ask":1762.1,"ask_size":3.0,"iv":0.2947,"open_interest":1.0,"volume":0.0,"delta":0.9124,"gamma":0.0001,"vega":8.7159,"theta":-0.3856,"rho":27.2303,"theo":1755.8294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1606.64,"last_trade_time":"2025-09-25T09:42:29","percent_change":0.0,"prev_day_close":1774.90002441406},{"option":"SPXW260930P05250000","bid":69.1,"bid_size":49.0,"ask":70.3,"ask_size":38.0,"iv":0.2934,"open_interest":130.0,"volume":0.0,"delta":-0.0887,"gamma":0.0001,"vega":8.7159,"theta":-0.55,"rho":-4.0661,"theo":69.4954,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":69.27,"last_trade_time":"2026-02-17T15:35:03","percent_change":0.0,"prev_day_close":67.2999992370606},{"option":"SPXW260930C05300000","bid":1706.6,"bid_size":3.0,"ask":1716.5,"ask_size":3.0,"iv":0.2909,"open_interest":1.0,"volume":0.0,"delta":0.908,"gamma":0.0001,"vega":9.0348,"theta":-0.4037,"rho":27.3209,"theo":1710.2994,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1622.71,"last_trade_time":"2025-09-29T13:59:16","percent_change":0.0,"prev_day_close":1729.10003662109},{"option":"SPXW260930P05300000","bid":72.3,"bid_size":47.0,"ask":73.4,"ask_size":35.0,"iv":0.2895,"open_interest":98.0,"volume":2.0,"delta":-0.0932,"gamma":0.0001,"vega":9.0348,"theta":-0.5634,"rho":-4.2721,"theo":72.7838,"change":-4.83,"open":67.02,"high":67.07,"low":67.02,"tick":"up","last_trade_price":67.07,"last_trade_time":"2026-02-18T13:11:09","percent_change":-6.71767,"prev_day_close":70.5},{"option":"SPXW260930C05350000","bid":1661.2,"bid_size":3.0,"ask":1670.9,"ask_size":3.0,"iv":0.287,"open_interest":7.0,"volume":0.0,"delta":0.9032,"gamma":0.0001,"vega":9.3613,"theta":-0.422,"rho":27.4028,"theo":1664.9521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1792.51,"last_trade_time":"2026-01-15T10:38:28","percent_change":0.0,"prev_day_close":1683.89996337891},{"option":"SPXW260930P05350000","bid":75.7,"bid_size":45.0,"ask":77.0,"ask_size":34.0,"iv":0.2859,"open_interest":31.0,"volume":0.0,"delta":-0.0979,"gamma":0.0001,"vega":9.3613,"theta":-0.577,"rho":-4.4868,"theo":76.255,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":77.89,"last_trade_time":"2026-02-17T12:31:11","percent_change":0.0,"prev_day_close":73.7999992370606},{"option":"SPXW260930C05375000","bid":1638.7,"bid_size":3.0,"ask":1648.2,"ask_size":3.0,"iv":0.2852,"open_interest":121.0,"volume":0.0,"delta":0.9008,"gamma":0.0001,"vega":9.5282,"theta":-0.4313,"rho":27.4401,"theo":1642.349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1770.18,"last_trade_time":"2026-01-15T10:38:28","percent_change":0.0,"prev_day_close":1661.15002441406},{"option":"SPXW260930P05375000","bid":77.5,"bid_size":51.0,"ask":78.8,"ask_size":33.0,"iv":0.2841,"open_interest":22.0,"volume":0.0,"delta":-0.1004,"gamma":0.0001,"vega":9.5282,"theta":-0.5839,"rho":-4.5979,"theo":78.0611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":75.41,"last_trade_time":"2026-02-17T14:37:58","percent_change":0.0,"prev_day_close":75.5500030517578},{"option":"SPXW260930C05400000","bid":1616.2,"bid_size":3.0,"ask":1625.6,"ask_size":3.0,"iv":0.2833,"open_interest":0.0,"volume":0.0,"delta":0.8983,"gamma":0.0001,"vega":9.6979,"theta":-0.4406,"rho":27.4746,"theo":1619.7941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1638.60003662109},{"option":"SPXW260930P05400000","bid":79.3,"bid_size":44.0,"ask":80.5,"ask_size":33.0,"iv":0.2822,"open_interest":119.0,"volume":0.0,"delta":-0.1029,"gamma":0.0001,"vega":9.6979,"theta":-0.5908,"rho":-4.7117,"theo":79.9153,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.4,"last_trade_time":"2026-02-17T13:53:08","percent_change":0.0,"prev_day_close":77.2999992370606},{"option":"SPXW260930C05425000","bid":1593.6,"bid_size":3.0,"ask":1603.1,"ask_size":3.0,"iv":0.2815,"open_interest":0.0,"volume":0.0,"delta":0.8957,"gamma":0.0001,"vega":9.8709,"theta":-0.4499,"rho":27.5058,"theo":1597.2884,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1615.70001220703},{"option":"SPXW260930P05425000","bid":81.2,"bid_size":42.0,"ask":82.5,"ask_size":32.0,"iv":0.2804,"open_interest":18.0,"volume":0.0,"delta":-0.1055,"gamma":0.0001,"vega":9.8709,"theta":-0.5977,"rho":-4.8287,"theo":81.8188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":83.9,"last_trade_time":"2026-02-17T09:39:45","percent_change":0.0,"prev_day_close":79.1500015258789},{"option":"SPXW260930C05450000","bid":1571.3,"bid_size":3.0,"ask":1580.6,"ask_size":3.0,"iv":0.2797,"open_interest":1.0,"volume":0.0,"delta":0.8931,"gamma":0.0001,"vega":10.0472,"theta":-0.4592,"rho":27.5335,"theo":1574.8332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1658.98,"last_trade_time":"2025-11-12T13:38:07","percent_change":0.0,"prev_day_close":1593.05004882812},{"option":"SPXW260930P05450000","bid":83.1,"bid_size":41.0,"ask":84.5,"ask_size":31.0,"iv":0.2786,"open_interest":59.0,"volume":17.0,"delta":-0.1081,"gamma":0.0001,"vega":10.0472,"theta":-0.6047,"rho":-4.9494,"theo":83.7729,"change":-2.05,"open":80.36,"high":80.8,"low":80.36,"tick":"no_change","last_trade_price":80.8,"last_trade_time":"2026-02-18T15:45:52","percent_change":-2.47435,"prev_day_close":81.0},{"option":"SPXW260930C05475000","bid":1548.0,"bid_size":3.0,"ask":1558.2,"ask_size":3.0,"iv":0.2775,"open_interest":0.0,"volume":0.0,"delta":0.8903,"gamma":0.0001,"vega":10.2268,"theta":-0.4686,"rho":27.5574,"theo":1552.43,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1570.60003662109},{"option":"SPXW260930P05475000","bid":85.1,"bid_size":40.0,"ask":86.5,"ask_size":31.0,"iv":0.2768,"open_interest":22.0,"volume":0.0,"delta":-0.1108,"gamma":0.0001,"vega":10.2268,"theta":-0.6117,"rho":-5.0738,"theo":85.7789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":78.15,"last_trade_time":"2026-01-22T11:03:37","percent_change":0.0,"prev_day_close":82.8999977111816},{"option":"SPXW260930C05500000","bid":1525.6,"bid_size":3.0,"ask":1535.8,"ask_size":3.0,"iv":0.2756,"open_interest":19.0,"volume":15.0,"delta":0.8876,"gamma":0.0001,"vega":10.4093,"theta":-0.478,"rho":27.5772,"theo":1530.0802,"change":25.02,"open":1548.87,"high":1548.87,"low":1548.87,"tick":"down","last_trade_price":1548.87,"last_trade_time":"2026-02-18T15:44:07","percent_change":1.6419,"prev_day_close":1548.35003662109},{"option":"SPXW260930P05500000","bid":87.2,"bid_size":38.0,"ask":88.5,"ask_size":30.0,"iv":0.275,"open_interest":186.0,"volume":17.0,"delta":-0.1136,"gamma":0.0001,"vega":10.4093,"theta":-0.6187,"rho":-5.2023,"theo":87.8382,"change":-2.15,"open":83.26,"high":84.65,"low":82.9,"tick":"no_change","last_trade_price":84.65,"last_trade_time":"2026-02-18T15:45:52","percent_change":-2.47696,"prev_day_close":84.8999977111816},{"option":"SPXW260930C05525000","bid":1503.4,"bid_size":3.0,"ask":1513.4,"ask_size":3.0,"iv":0.2739,"open_interest":0.0,"volume":0.0,"delta":0.8847,"gamma":0.0001,"vega":10.5943,"theta":-0.4874,"rho":27.5932,"theo":1507.7851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1526.29998779297},{"option":"SPXW260930P05525000","bid":89.2,"bid_size":39.0,"ask":90.6,"ask_size":30.0,"iv":0.2732,"open_interest":24.0,"volume":0.0,"delta":-0.1165,"gamma":0.0001,"vega":10.5943,"theta":-0.6257,"rho":-5.3347,"theo":89.9524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":93.78,"last_trade_time":"2026-02-05T12:50:31","percent_change":0.0,"prev_day_close":86.8999977111816},{"option":"SPXW260930C05550000","bid":1481.1,"bid_size":3.0,"ask":1491.1,"ask_size":3.0,"iv":0.272,"open_interest":15.0,"volume":15.0,"delta":0.8818,"gamma":0.0001,"vega":10.7811,"theta":-0.4968,"rho":27.6054,"theo":1485.5462,"change":24.82,"open":1504.22,"high":1504.22,"low":1504.22,"tick":"up","last_trade_price":1504.22,"last_trade_time":"2026-02-18T15:44:07","percent_change":1.67771,"prev_day_close":1503.75},{"option":"SPXW260930P05550000","bid":91.4,"bid_size":37.0,"ask":92.8,"ask_size":28.0,"iv":0.2715,"open_interest":341.0,"volume":0.0,"delta":-0.1194,"gamma":0.0001,"vega":10.7811,"theta":-0.6327,"rho":-5.4708,"theo":92.1227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.78,"last_trade_time":"2026-02-12T15:50:58","percent_change":0.0,"prev_day_close":89.0},{"option":"SPXW260930C05575000","bid":1459.0,"bid_size":3.0,"ask":1468.9,"ask_size":3.0,"iv":0.2703,"open_interest":0.0,"volume":0.0,"delta":0.8788,"gamma":0.0001,"vega":10.9694,"theta":-0.5063,"rho":27.6142,"theo":1463.3646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1481.70001220703},{"option":"SPXW260930P05575000","bid":93.6,"bid_size":36.0,"ask":95.0,"ask_size":28.0,"iv":0.2697,"open_interest":29.0,"volume":0.0,"delta":-0.1224,"gamma":0.0001,"vega":10.9694,"theta":-0.6398,"rho":-5.6103,"theo":94.3503,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":104.52,"last_trade_time":"2026-02-05T15:44:16","percent_change":0.0,"prev_day_close":91.1000022888184},{"option":"SPXW260930C05600000","bid":1436.9,"bid_size":3.0,"ask":1446.8,"ask_size":3.0,"iv":0.2686,"open_interest":2.0,"volume":0.0,"delta":0.8757,"gamma":0.0001,"vega":11.1588,"theta":-0.5157,"rho":27.62,"theo":1441.2414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1470.13,"last_trade_time":"2025-11-04T09:33:33","percent_change":0.0,"prev_day_close":1459.39996337891},{"option":"SPXW260930P05600000","bid":95.9,"bid_size":42.0,"ask":97.3,"ask_size":27.0,"iv":0.268,"open_interest":32.0,"volume":0.0,"delta":-0.1255,"gamma":0.0001,"vega":11.1588,"theta":-0.6468,"rho":-5.7528,"theo":96.6362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.96,"last_trade_time":"2026-02-05T10:01:28","percent_change":0.0,"prev_day_close":93.2999992370606},{"option":"SPXW260930C05625000","bid":1414.8,"bid_size":3.0,"ask":1424.7,"ask_size":3.0,"iv":0.2668,"open_interest":0.0,"volume":0.0,"delta":0.8725,"gamma":0.0001,"vega":11.3492,"theta":-0.5251,"rho":27.623,"theo":1419.1773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1437.04998779297},{"option":"SPXW260930P05625000","bid":98.2,"bid_size":41.0,"ask":99.6,"ask_size":27.0,"iv":0.2662,"open_interest":10.0,"volume":0.0,"delta":-0.1287,"gamma":0.0001,"vega":11.3492,"theta":-0.6539,"rho":-5.8981,"theo":98.9813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":105.6,"last_trade_time":"2026-01-20T12:32:57","percent_change":0.0,"prev_day_close":95.6000022888184},{"option":"SPXW260930C05650000","bid":1392.9,"bid_size":3.0,"ask":1402.6,"ask_size":3.0,"iv":0.2651,"open_interest":4.0,"volume":0.0,"delta":0.8693,"gamma":0.0001,"vega":11.5407,"theta":-0.5345,"rho":27.6233,"theo":1397.173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1522.06,"last_trade_time":"2026-01-27T12:55:49","percent_change":0.0,"prev_day_close":1415.04998779297},{"option":"SPXW260930P05650000","bid":100.6,"bid_size":33.0,"ask":102.0,"ask_size":26.0,"iv":0.2645,"open_interest":24.0,"volume":0.0,"delta":-0.1319,"gamma":0.0001,"vega":11.5407,"theta":-0.6609,"rho":-6.0461,"theo":101.3863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":104.1,"last_trade_time":"2026-02-13T10:51:52","percent_change":0.0,"prev_day_close":97.8999977111816},{"option":"SPXW260930C05675000","bid":1371.0,"bid_size":3.0,"ask":1380.6,"ask_size":3.0,"iv":0.2633,"open_interest":0.0,"volume":0.0,"delta":0.866,"gamma":0.0001,"vega":11.7339,"theta":-0.5439,"rho":27.6208,"theo":1375.2294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1393.04998779297},{"option":"SPXW260930P05675000","bid":103.0,"bid_size":33.0,"ask":104.4,"ask_size":26.0,"iv":0.2627,"open_interest":53.0,"volume":0.0,"delta":-0.1352,"gamma":0.0001,"vega":11.7339,"theta":-0.6679,"rho":-6.197,"theo":103.8519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.56,"last_trade_time":"2026-02-06T15:32:23","percent_change":0.0,"prev_day_close":100.200000762939},{"option":"SPXW260930C05700000","bid":1349.1,"bid_size":3.0,"ask":1358.7,"ask_size":3.0,"iv":0.2616,"open_interest":0.0,"volume":0.0,"delta":0.8626,"gamma":0.0002,"vega":11.9292,"theta":-0.5533,"rho":27.615,"theo":1353.3473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1371.20001220703},{"option":"SPXW260930P05700000","bid":105.6,"bid_size":31.0,"ask":107.0,"ask_size":25.0,"iv":0.261,"open_interest":203.0,"volume":10.0,"delta":-0.1386,"gamma":0.0002,"vega":11.9292,"theta":-0.6749,"rho":-6.351,"theo":106.3789,"change":-2.2,"open":103.07,"high":103.07,"low":103.05,"tick":"down","last_trade_price":103.05,"last_trade_time":"2026-02-18T15:40:29","percent_change":-2.09026,"prev_day_close":102.700000762939},{"option":"SPXW260930C05725000","bid":1327.3,"bid_size":3.0,"ask":1336.9,"ask_size":3.0,"iv":0.2599,"open_interest":0.0,"volume":0.0,"delta":0.8591,"gamma":0.0002,"vega":12.127,"theta":-0.5626,"rho":27.6054,"theo":1331.5277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1349.15002441406},{"option":"SPXW260930P05725000","bid":108.1,"bid_size":31.0,"ask":109.5,"ask_size":25.0,"iv":0.2592,"open_interest":66.0,"volume":0.0,"delta":-0.1421,"gamma":0.0002,"vega":12.127,"theta":-0.6818,"rho":-6.5089,"theo":108.9686,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.9,"last_trade_time":"2026-02-03T09:46:31","percent_change":0.0,"prev_day_close":105.150001525879},{"option":"SPXW260930C05750000","bid":1305.6,"bid_size":3.0,"ask":1315.1,"ask_size":3.0,"iv":0.2581,"open_interest":0.0,"volume":0.0,"delta":0.8555,"gamma":0.0002,"vega":12.3278,"theta":-0.5719,"rho":27.5914,"theo":1309.7722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1327.20001220703},{"option":"SPXW260930P05750000","bid":110.8,"bid_size":29.0,"ask":112.2,"ask_size":24.0,"iv":0.2576,"open_interest":91.0,"volume":18.0,"delta":-0.1457,"gamma":0.0002,"vega":12.3278,"theta":-0.6888,"rho":-6.6713,"theo":111.6223,"change":3.36,"open":104.16,"high":106.65,"low":104.16,"tick":"up","last_trade_price":106.65,"last_trade_time":"2026-02-18T13:52:43","percent_change":3.11833,"prev_day_close":107.75},{"option":"SPXW260930C05775000","bid":1284.0,"bid_size":4.0,"ask":1292.9,"ask_size":4.0,"iv":0.2562,"open_interest":0.0,"volume":0.0,"delta":0.8519,"gamma":0.0002,"vega":12.5316,"theta":-0.5811,"rho":27.5724,"theo":1288.0825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1305.45001220703},{"option":"SPXW260930P05775000","bid":113.5,"bid_size":29.0,"ask":114.9,"ask_size":24.0,"iv":0.2558,"open_interest":87.0,"volume":0.0,"delta":-0.1493,"gamma":0.0002,"vega":12.5316,"theta":-0.6956,"rho":-6.8386,"theo":114.3417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":120.72,"last_trade_time":"2026-02-13T16:08:07","percent_change":0.0,"prev_day_close":110.349998474121},{"option":"SPXW260930C05800000","bid":1262.4,"bid_size":4.0,"ask":1271.1,"ask_size":4.0,"iv":0.2544,"open_interest":15.0,"volume":10.0,"delta":0.8482,"gamma":0.0002,"vega":12.738,"theta":-0.5903,"rho":27.5482,"theo":1266.4603,"change":20.66,"open":1280.86,"high":1280.86,"low":1280.86,"tick":"up","last_trade_price":1280.86,"last_trade_time":"2026-02-18T15:39:07","percent_change":1.63942,"prev_day_close":1284.0},{"option":"SPXW260930P05800000","bid":116.3,"bid_size":28.0,"ask":117.7,"ask_size":23.0,"iv":0.2541,"open_interest":116.0,"volume":13.0,"delta":-0.153,"gamma":0.0002,"vega":12.738,"theta":-0.7024,"rho":-7.0111,"theo":117.1288,"change":-2.5,"open":108.42,"high":113.5,"low":108.02,"tick":"up","last_trade_price":113.5,"last_trade_time":"2026-02-18T15:40:29","percent_change":-2.15517,"prev_day_close":113.049999237061},{"option":"SPXW260930C05825000","bid":1241.0,"bid_size":4.0,"ask":1249.7,"ask_size":4.0,"iv":0.2529,"open_interest":0.0,"volume":0.0,"delta":0.8443,"gamma":0.0002,"vega":12.9465,"theta":-0.5995,"rho":27.5188,"theo":1244.9077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1261.95001220703},{"option":"SPXW260930P05825000","bid":119.2,"bid_size":28.0,"ask":120.7,"ask_size":23.0,"iv":0.2525,"open_interest":184.0,"volume":0.0,"delta":-0.1569,"gamma":0.0002,"vega":12.9465,"theta":-0.7092,"rho":-7.1888,"theo":119.9853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":113.74,"last_trade_time":"2026-02-04T09:53:44","percent_change":0.0,"prev_day_close":115.849998474121},{"option":"SPXW260930C05850000","bid":1219.5,"bid_size":4.0,"ask":1228.2,"ask_size":4.0,"iv":0.2511,"open_interest":1.0,"volume":0.0,"delta":0.8404,"gamma":0.0002,"vega":13.1562,"theta":-0.6085,"rho":27.4844,"theo":1223.4264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1331.22,"last_trade_time":"2026-01-13T10:42:35","percent_change":0.0,"prev_day_close":1240.54998779297},{"option":"SPXW260930P05850000","bid":122.1,"bid_size":27.0,"ask":123.5,"ask_size":22.0,"iv":0.2507,"open_interest":239.0,"volume":17.0,"delta":-0.1608,"gamma":0.0002,"vega":13.1562,"theta":-0.7158,"rho":-7.3715,"theo":122.9133,"change":3.66,"open":116.02,"high":117.87,"low":115.9,"tick":"up","last_trade_price":117.87,"last_trade_time":"2026-02-18T14:17:43","percent_change":3.0847,"prev_day_close":118.650001525879},{"option":"SPXW260930C05875000","bid":1198.1,"bid_size":4.0,"ask":1206.7,"ask_size":4.0,"iv":0.2494,"open_interest":0.0,"volume":0.0,"delta":0.8364,"gamma":0.0002,"vega":13.3664,"theta":-0.6175,"rho":27.4458,"theo":1202.0182,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1219.25},{"option":"SPXW260930P05875000","bid":125.2,"bid_size":26.0,"ask":126.6,"ask_size":21.0,"iv":0.2491,"open_interest":140.0,"volume":2.0,"delta":-0.1648,"gamma":0.0002,"vega":13.3664,"theta":-0.7225,"rho":-7.5584,"theo":125.9143,"change":-5.72,"open":119.18,"high":119.18,"low":119.18,"tick":"no_change","last_trade_price":119.18,"last_trade_time":"2026-02-18T13:50:41","percent_change":-4.57966,"prev_day_close":121.599998474121},{"option":"SPXW260930C05900000","bid":1176.9,"bid_size":4.0,"ask":1185.9,"ask_size":4.0,"iv":0.2479,"open_interest":10.0,"volume":10.0,"delta":0.8323,"gamma":0.0002,"vega":13.5767,"theta":-0.6264,"rho":27.4034,"theo":1180.6842,"change":20.15,"open":1194.8,"high":1194.8,"low":1194.8,"tick":"up","last_trade_price":1194.8,"last_trade_time":"2026-02-18T15:39:07","percent_change":1.71541,"prev_day_close":1197.85003662109},{"option":"SPXW260930P05900000","bid":128.3,"bid_size":26.0,"ask":129.6,"ask_size":21.0,"iv":0.2474,"open_interest":191.0,"volume":4.0,"delta":-0.1689,"gamma":0.0002,"vega":13.5767,"theta":-0.729,"rho":-7.7492,"theo":128.9895,"change":-6.25,"open":119.25,"high":121.82,"low":119.25,"tick":"down","last_trade_price":121.7,"last_trade_time":"2026-02-18T13:46:42","percent_change":-4.88472,"prev_day_close":124.599998474121},{"option":"SPXW260930C05925000","bid":1155.6,"bid_size":4.0,"ask":1164.0,"ask_size":4.0,"iv":0.246,"open_interest":0.0,"volume":0.0,"delta":0.8281,"gamma":0.0002,"vega":13.7869,"theta":-0.6352,"rho":27.3576,"theo":1159.4256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1176.25},{"option":"SPXW260930P05925000","bid":131.4,"bid_size":25.0,"ask":132.9,"ask_size":20.0,"iv":0.2457,"open_interest":326.0,"volume":0.0,"delta":-0.1731,"gamma":0.0002,"vega":13.7869,"theta":-0.7354,"rho":-7.9433,"theo":132.1401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":132.83,"last_trade_time":"2026-02-13T14:45:08","percent_change":0.0,"prev_day_close":127.650001525879},{"option":"SPXW260930C05950000","bid":1134.4,"bid_size":4.0,"ask":1142.8,"ask_size":4.0,"iv":0.2442,"open_interest":0.0,"volume":0.0,"delta":0.8237,"gamma":0.0002,"vega":13.9972,"theta":-0.6439,"rho":27.3086,"theo":1138.2433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1155.20001220703},{"option":"SPXW260930P05950000","bid":134.7,"bid_size":25.0,"ask":136.1,"ask_size":20.0,"iv":0.244,"open_interest":118.0,"volume":0.0,"delta":-0.1774,"gamma":0.0002,"vega":13.9972,"theta":-0.7417,"rho":-8.1407,"theo":135.367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":114.9,"last_trade_time":"2026-02-11T09:32:38","percent_change":0.0,"prev_day_close":130.75},{"option":"SPXW260930C05975000","bid":1113.4,"bid_size":4.0,"ask":1122.3,"ask_size":4.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":0.8193,"gamma":0.0002,"vega":14.2082,"theta":-0.6525,"rho":27.2559,"theo":1117.1384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1133.90002441406},{"option":"SPXW260930P05975000","bid":138.1,"bid_size":11.0,"ask":139.5,"ask_size":20.0,"iv":0.2424,"open_interest":279.0,"volume":0.0,"delta":-0.1819,"gamma":0.0002,"vega":14.2082,"theta":-0.748,"rho":-8.3416,"theo":138.6713,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":152.58,"last_trade_time":"2026-02-17T10:24:43","percent_change":0.0,"prev_day_close":134.0},{"option":"SPXW260930C06000000","bid":1092.4,"bid_size":4.0,"ask":1100.7,"ask_size":4.0,"iv":0.2409,"open_interest":47.0,"volume":0.0,"delta":0.8148,"gamma":0.0002,"vega":14.4205,"theta":-0.661,"rho":27.1989,"theo":1096.1123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1175.25,"last_trade_time":"2026-02-11T12:16:52","percent_change":0.0,"prev_day_close":1112.54998779297},{"option":"SPXW260930P06000000","bid":141.5,"bid_size":11.0,"ask":142.9,"ask_size":34.0,"iv":0.2407,"open_interest":2672.0,"volume":2.0,"delta":-0.1864,"gamma":0.0002,"vega":14.4205,"theta":-0.7541,"rho":-8.5469,"theo":142.0543,"change":-9.65,"open":131.55,"high":131.55,"low":131.55,"tick":"down","last_trade_price":131.55,"last_trade_time":"2026-02-18T10:54:38","percent_change":-6.83428,"prev_day_close":137.349998474121},{"option":"SPXW260930C06025000","bid":1071.5,"bid_size":4.0,"ask":1080.3,"ask_size":4.0,"iv":0.2394,"open_interest":3.0,"volume":0.0,"delta":0.8102,"gamma":0.0002,"vega":14.6346,"theta":-0.6694,"rho":27.1366,"theo":1075.1667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1130.0,"last_trade_time":"2025-11-26T11:50:47","percent_change":0.0,"prev_day_close":1091.89996337891},{"option":"SPXW260930P06025000","bid":145.0,"bid_size":11.0,"ask":146.4,"ask_size":19.0,"iv":0.239,"open_interest":359.0,"volume":0.0,"delta":-0.191,"gamma":0.0002,"vega":14.6346,"theta":-0.76,"rho":-8.7576,"theo":145.518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":138.87,"last_trade_time":"2026-02-06T11:39:51","percent_change":0.0,"prev_day_close":140.699996948242},{"option":"SPXW260930C06050000","bid":1050.7,"bid_size":4.0,"ask":1059.5,"ask_size":4.0,"iv":0.2377,"open_interest":41.0,"volume":0.0,"delta":0.8055,"gamma":0.0002,"vega":14.8509,"theta":-0.6776,"rho":27.0681,"theo":1054.3041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1019.55,"last_trade_time":"2026-02-05T15:23:56","percent_change":0.0,"prev_day_close":1071.10003662109},{"option":"SPXW260930P06050000","bid":148.6,"bid_size":10.0,"ask":149.9,"ask_size":19.0,"iv":0.2373,"open_interest":223.0,"volume":4.0,"delta":-0.1957,"gamma":0.0002,"vega":14.8509,"theta":-0.7659,"rho":-8.9743,"theo":149.0645,"change":-8.63,"open":139.67,"high":139.67,"low":139.67,"tick":"down","last_trade_price":139.67,"last_trade_time":"2026-02-18T11:57:54","percent_change":-5.81928,"prev_day_close":144.199996948242},{"option":"SPXW260930C06075000","bid":1029.9,"bid_size":4.0,"ask":1038.1,"ask_size":4.0,"iv":0.2358,"open_interest":2.0,"volume":0.0,"delta":0.8006,"gamma":0.0002,"vega":15.069,"theta":-0.6857,"rho":26.9929,"theo":1033.527,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1181.39,"last_trade_time":"2025-10-29T10:46:24","percent_change":0.0,"prev_day_close":1049.95001220703},{"option":"SPXW260930P06075000","bid":152.2,"bid_size":22.0,"ask":153.6,"ask_size":18.0,"iv":0.2356,"open_interest":204.0,"volume":0.0,"delta":-0.2006,"gamma":0.0002,"vega":15.069,"theta":-0.7716,"rho":-9.1979,"theo":152.6967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":147.98,"last_trade_time":"2026-02-12T11:08:28","percent_change":0.0,"prev_day_close":147.75},{"option":"SPXW260930C06100000","bid":1009.4,"bid_size":4.0,"ask":1018.0,"ask_size":4.0,"iv":0.2343,"open_interest":9.0,"volume":0.0,"delta":0.7957,"gamma":0.0002,"vega":15.2883,"theta":-0.6936,"rho":26.9109,"theo":1012.8385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1163.05,"last_trade_time":"2025-10-29T10:43:36","percent_change":0.0,"prev_day_close":1029.20001220703},{"option":"SPXW260930P06100000","bid":156.0,"bid_size":10.0,"ask":157.4,"ask_size":33.0,"iv":0.2339,"open_interest":1670.0,"volume":60.0,"delta":-0.2055,"gamma":0.0002,"vega":15.2883,"theta":-0.7772,"rho":-9.4282,"theo":156.4174,"change":-2.79,"open":152.93,"high":152.96,"low":152.93,"tick":"up","last_trade_price":152.96,"last_trade_time":"2026-02-18T14:49:26","percent_change":-1.79133,"prev_day_close":151.399993896484},{"option":"SPXW260930C06125000","bid":988.9,"bid_size":4.0,"ask":996.8,"ask_size":4.0,"iv":0.2324,"open_interest":39.0,"volume":0.0,"delta":0.7906,"gamma":0.0002,"vega":15.5077,"theta":-0.7014,"rho":26.8224,"theo":992.2413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1096.87,"last_trade_time":"2025-11-12T12:40:54","percent_change":0.0,"prev_day_close":1008.70001220703},{"option":"SPXW260930P06125000","bid":159.8,"bid_size":10.0,"ask":161.2,"ask_size":18.0,"iv":0.2322,"open_interest":54.0,"volume":0.0,"delta":-0.2106,"gamma":0.0002,"vega":15.5077,"theta":-0.7826,"rho":-9.665,"theo":160.2294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":158.3,"last_trade_time":"2026-01-29T11:38:09","percent_change":0.0,"prev_day_close":155.100006103516},{"option":"SPXW260930C06150000","bid":968.4,"bid_size":4.0,"ask":976.9,"ask_size":4.0,"iv":0.2309,"open_interest":2.0,"volume":0.0,"delta":0.7854,"gamma":0.0002,"vega":15.7264,"theta":-0.709,"rho":26.7286,"theo":971.7377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1124.3,"last_trade_time":"2025-10-29T10:43:13","percent_change":0.0,"prev_day_close":988.199981689453},{"option":"SPXW260930P06150000","bid":163.8,"bid_size":10.0,"ask":165.1,"ask_size":17.0,"iv":0.2305,"open_interest":175.0,"volume":0.0,"delta":-0.2158,"gamma":0.0002,"vega":15.7264,"theta":-0.7878,"rho":-9.9071,"theo":164.135,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":156.1,"last_trade_time":"2026-02-06T11:52:09","percent_change":0.0,"prev_day_close":158.949996948242},{"option":"SPXW260930C06175000","bid":948.1,"bid_size":4.0,"ask":956.5,"ask_size":4.0,"iv":0.2292,"open_interest":1.0,"volume":0.0,"delta":0.7801,"gamma":0.0002,"vega":15.9434,"theta":-0.7164,"rho":26.6302,"theo":951.3298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":907.18,"last_trade_time":"2025-11-18T13:40:33","percent_change":0.0,"prev_day_close":967.549987792969},{"option":"SPXW260930P06175000","bid":167.8,"bid_size":10.0,"ask":169.2,"ask_size":17.0,"iv":0.2288,"open_interest":938.0,"volume":40.0,"delta":-0.2211,"gamma":0.0002,"vega":15.9434,"theta":-0.7928,"rho":-10.1539,"theo":168.1363,"change":-3.12,"open":164.53,"high":164.53,"low":164.53,"tick":"no_change","last_trade_price":164.53,"last_trade_time":"2026-02-18T09:41:10","percent_change":-1.86102,"prev_day_close":162.849998474121},{"option":"SPXW260930C06200000","bid":927.9,"bid_size":4.0,"ask":936.2,"ask_size":4.0,"iv":0.2275,"open_interest":29.0,"volume":0.0,"delta":0.7746,"gamma":0.0002,"vega":16.1588,"theta":-0.7236,"rho":26.5278,"theo":931.0191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":909.06,"last_trade_time":"2026-02-17T09:30:20","percent_change":0.0,"prev_day_close":946.949981689453},{"option":"SPXW260930P06200000","bid":171.9,"bid_size":10.0,"ask":173.3,"ask_size":17.0,"iv":0.2271,"open_interest":629.0,"volume":9.0,"delta":-0.2266,"gamma":0.0002,"vega":16.1588,"theta":-0.7977,"rho":-10.4046,"theo":172.2348,"change":5.54,"open":159.45,"high":166.07,"low":159.45,"tick":"up","last_trade_price":164.18,"last_trade_time":"2026-02-18T14:00:04","percent_change":3.31936,"prev_day_close":166.899993896484},{"option":"SPXW260930C06225000","bid":907.7,"bid_size":4.0,"ask":915.9,"ask_size":4.0,"iv":0.2258,"open_interest":10.0,"volume":0.0,"delta":0.7691,"gamma":0.0002,"vega":16.3728,"theta":-0.7307,"rho":26.4214,"theo":910.8072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":987.71,"last_trade_time":"2026-02-11T12:16:52","percent_change":0.0,"prev_day_close":926.899993896484},{"option":"SPXW260930P06225000","bid":176.1,"bid_size":10.0,"ask":177.4,"ask_size":16.0,"iv":0.2254,"open_interest":362.0,"volume":0.0,"delta":-0.2321,"gamma":0.0002,"vega":16.3728,"theta":-0.8023,"rho":-10.6593,"theo":176.4321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":153.7,"last_trade_time":"2026-02-10T12:42:22","percent_change":0.0,"prev_day_close":171.0},{"option":"SPXW260930C06250000","bid":887.6,"bid_size":4.0,"ask":895.8,"ask_size":4.0,"iv":0.224,"open_interest":4.0,"volume":0.0,"delta":0.7634,"gamma":0.0003,"vega":16.586,"theta":-0.7375,"rho":26.3102,"theo":890.6958,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":978.17,"last_trade_time":"2026-02-10T15:02:23","percent_change":0.0,"prev_day_close":906.5},{"option":"SPXW260930P06250000","bid":180.4,"bid_size":20.0,"ask":181.7,"ask_size":15.0,"iv":0.2236,"open_interest":439.0,"volume":2.0,"delta":-0.2378,"gamma":0.0003,"vega":16.586,"theta":-0.8068,"rho":-10.9187,"theo":180.7298,"change":5.74,"open":169.93,"high":169.93,"low":169.93,"tick":"up","last_trade_price":169.93,"last_trade_time":"2026-02-18T11:57:54","percent_change":3.27626,"prev_day_close":175.199996948242},{"option":"SPXW260930C06275000","bid":867.7,"bid_size":4.0,"ask":875.8,"ask_size":4.0,"iv":0.2224,"open_interest":2.0,"volume":0.0,"delta":0.7575,"gamma":0.0003,"vega":16.7991,"theta":-0.7441,"rho":26.1931,"theo":870.6872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":917.49,"last_trade_time":"2025-12-01T10:41:53","percent_change":0.0,"prev_day_close":886.299987792969},{"option":"SPXW260930P06275000","bid":184.9,"bid_size":10.0,"ask":186.3,"ask_size":15.0,"iv":0.222,"open_interest":22.0,"volume":0.0,"delta":-0.2436,"gamma":0.0003,"vega":16.7991,"theta":-0.811,"rho":-11.1842,"theo":185.1305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":188.84,"last_trade_time":"2026-02-12T12:20:03","percent_change":0.0,"prev_day_close":179.5},{"option":"SPXW260930C06300000","bid":847.8,"bid_size":4.0,"ask":855.4,"ask_size":4.0,"iv":0.2205,"open_interest":6.0,"volume":0.0,"delta":0.7516,"gamma":0.0003,"vega":17.0127,"theta":-0.7505,"rho":26.0684,"theo":850.7847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":935.79,"last_trade_time":"2025-12-26T13:23:07","percent_change":0.0,"prev_day_close":866.599975585938},{"option":"SPXW260930P06300000","bid":189.4,"bid_size":10.0,"ask":190.9,"ask_size":15.0,"iv":0.2203,"open_interest":363.0,"volume":9.0,"delta":-0.2496,"gamma":0.0003,"vega":17.0127,"theta":-0.815,"rho":-11.4572,"theo":189.6372,"change":-8.47,"open":175.85,"high":182.97,"low":175.85,"tick":"up","last_trade_price":180.98,"last_trade_time":"2026-02-18T14:00:04","percent_change":-4.47084,"prev_day_close":183.899993896484},{"option":"SPXW260930C06305000","bid":838.1,"bid_size":2.0,"ask":861.1,"ask_size":1.0,"iv":0.2213,"open_interest":0.0,"volume":0.0,"delta":0.7504,"gamma":0.0003,"vega":17.0554,"theta":-0.7517,"rho":26.0425,"theo":846.8172,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":863.099975585938},{"option":"SPXW260930P06305000","bid":190.3,"bid_size":9.0,"ask":191.6,"ask_size":5.0,"iv":0.2199,"open_interest":5.0,"volume":0.0,"delta":-0.2508,"gamma":0.0003,"vega":17.0554,"theta":-0.8157,"rho":-11.5128,"theo":190.5516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":184.45,"last_trade_time":"2026-01-05T15:23:03","percent_change":0.0,"prev_day_close":184.800003051758},{"option":"SPXW260930C06310000","bid":840.0,"bid_size":4.0,"ask":847.4,"ask_size":4.0,"iv":0.2198,"open_interest":0.0,"volume":0.0,"delta":0.7492,"gamma":0.0003,"vega":17.0982,"theta":-0.753,"rho":26.0162,"theo":842.8542,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":858.649993896484},{"option":"SPXW260930P06310000","bid":191.3,"bid_size":9.0,"ask":192.7,"ask_size":15.0,"iv":0.2196,"open_interest":22.0,"volume":0.0,"delta":-0.252,"gamma":0.0003,"vega":17.0982,"theta":-0.8165,"rho":-11.5687,"theo":191.4704,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":168.6,"last_trade_time":"2026-02-02T10:18:31","percent_change":0.0,"prev_day_close":185.699996948242},{"option":"SPXW260930C06315000","bid":830.1,"bid_size":2.0,"ask":853.2,"ask_size":1.0,"iv":0.2206,"open_interest":0.0,"volume":0.0,"delta":0.748,"gamma":0.0003,"vega":17.141,"theta":-0.7542,"rho":25.9896,"theo":838.8956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":855.099975585938},{"option":"SPXW260930P06315000","bid":192.2,"bid_size":9.0,"ask":193.6,"ask_size":5.0,"iv":0.2192,"open_interest":10.0,"volume":0.0,"delta":-0.2532,"gamma":0.0003,"vega":17.141,"theta":-0.8172,"rho":-11.625,"theo":192.3936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":169.45,"last_trade_time":"2026-02-02T10:18:31","percent_change":0.0,"prev_day_close":186.600006103516},{"option":"SPXW260930C06320000","bid":832.1,"bid_size":4.0,"ask":839.5,"ask_size":4.0,"iv":0.2191,"open_interest":0.0,"volume":0.0,"delta":0.7467,"gamma":0.0003,"vega":17.1838,"theta":-0.7554,"rho":25.9626,"theo":834.9415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":850.649993896484},{"option":"SPXW260930P06320000","bid":193.1,"bid_size":9.0,"ask":194.6,"ask_size":15.0,"iv":0.2189,"open_interest":19.0,"volume":0.0,"delta":-0.2545,"gamma":0.0003,"vega":17.1838,"theta":-0.818,"rho":-11.6816,"theo":193.3214,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.8,"last_trade_time":"2026-02-03T16:02:35","percent_change":0.0,"prev_day_close":187.5},{"option":"SPXW260930C06325000","bid":828.1,"bid_size":4.0,"ask":836.1,"ask_size":4.0,"iv":0.2189,"open_interest":1.0,"volume":0.0,"delta":0.7455,"gamma":0.0003,"vega":17.2265,"theta":-0.7566,"rho":25.9353,"theo":830.992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":906.32,"last_trade_time":"2025-12-08T10:36:57","percent_change":0.0,"prev_day_close":846.649993896484},{"option":"SPXW260930P06325000","bid":194.1,"bid_size":9.0,"ask":195.5,"ask_size":15.0,"iv":0.2186,"open_interest":100.0,"volume":0.0,"delta":-0.2557,"gamma":0.0003,"vega":17.2265,"theta":-0.8187,"rho":-11.7386,"theo":194.2537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":169.38,"last_trade_time":"2026-02-09T13:34:15","percent_change":0.0,"prev_day_close":188.399993896484},{"option":"SPXW260930C06330000","bid":824.2,"bid_size":4.0,"ask":831.6,"ask_size":4.0,"iv":0.2184,"open_interest":1.0,"volume":0.0,"delta":0.7443,"gamma":0.0003,"vega":17.2693,"theta":-0.7578,"rho":25.9076,"theo":827.047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":807.64,"last_trade_time":"2026-02-05T11:47:23","percent_change":0.0,"prev_day_close":842.5},{"option":"SPXW260930P06330000","bid":195.0,"bid_size":9.0,"ask":196.3,"ask_size":15.0,"iv":0.2182,"open_interest":17.0,"volume":0.0,"delta":-0.2569,"gamma":0.0003,"vega":17.2693,"theta":-0.8194,"rho":-11.796,"theo":195.1905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.0,"last_trade_time":"2026-02-06T10:01:19","percent_change":0.0,"prev_day_close":189.349998474121},{"option":"SPXW260930C06335000","bid":814.4,"bid_size":2.0,"ask":837.4,"ask_size":1.0,"iv":0.2192,"open_interest":0.0,"volume":0.0,"delta":0.743,"gamma":0.0003,"vega":17.312,"theta":-0.759,"rho":25.8796,"theo":823.1066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":839.200012207031},{"option":"SPXW260930P06335000","bid":195.9,"bid_size":9.0,"ask":197.4,"ask_size":5.0,"iv":0.2179,"open_interest":19.0,"volume":0.0,"delta":-0.2582,"gamma":0.0003,"vega":17.312,"theta":-0.8201,"rho":-11.8537,"theo":196.1319,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":183.4,"last_trade_time":"2026-02-03T16:02:35","percent_change":0.0,"prev_day_close":190.300003051758},{"option":"SPXW260930C06340000","bid":816.3,"bid_size":4.0,"ask":823.9,"ask_size":4.0,"iv":0.2178,"open_interest":2.0,"volume":0.0,"delta":0.7418,"gamma":0.0003,"vega":17.3547,"theta":-0.7602,"rho":25.8512,"theo":819.1708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":750.08,"last_trade_time":"2025-11-19T14:39:39","percent_change":0.0,"prev_day_close":834.75},{"option":"SPXW260930P06340000","bid":196.9,"bid_size":9.0,"ask":198.2,"ask_size":14.0,"iv":0.2175,"open_interest":13.0,"volume":0.0,"delta":-0.2594,"gamma":0.0003,"vega":17.3547,"theta":-0.8208,"rho":-11.9117,"theo":197.078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":190.5,"last_trade_time":"2026-01-30T12:17:30","percent_change":0.0,"prev_day_close":191.199996948242},{"option":"SPXW260930C06345000","bid":806.5,"bid_size":2.0,"ask":829.5,"ask_size":1.0,"iv":0.2185,"open_interest":4.0,"volume":0.0,"delta":0.7405,"gamma":0.0003,"vega":17.3974,"theta":-0.7613,"rho":25.8224,"theo":815.2396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":831.400024414062},{"option":"SPXW260930P06345000","bid":197.8,"bid_size":9.0,"ask":199.3,"ask_size":5.0,"iv":0.2172,"open_interest":3.0,"volume":0.0,"delta":-0.2607,"gamma":0.0003,"vega":17.3974,"theta":-0.8215,"rho":-11.9701,"theo":198.0287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.1,"last_trade_time":"2026-01-14T10:38:19","percent_change":0.0,"prev_day_close":192.100006103516},{"option":"SPXW260930C06350000","bid":808.5,"bid_size":4.0,"ask":816.4,"ask_size":4.0,"iv":0.2172,"open_interest":5.0,"volume":0.0,"delta":0.7393,"gamma":0.0003,"vega":17.44,"theta":-0.7625,"rho":25.7934,"theo":811.3132,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":885.13,"last_trade_time":"2026-02-03T11:47:54","percent_change":0.0,"prev_day_close":826.850006103516},{"option":"SPXW260930P06350000","bid":198.8,"bid_size":9.0,"ask":200.3,"ask_size":14.0,"iv":0.2169,"open_interest":161.0,"volume":0.0,"delta":-0.2619,"gamma":0.0003,"vega":17.44,"theta":-0.8222,"rho":-12.0289,"theo":198.9841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.9,"last_trade_time":"2026-01-14T10:35:50","percent_change":0.0,"prev_day_close":193.050003051758},{"option":"SPXW260930C06355000","bid":798.6,"bid_size":2.0,"ask":821.7,"ask_size":1.0,"iv":0.2178,"open_interest":0.0,"volume":0.0,"delta":0.738,"gamma":0.0003,"vega":17.4825,"theta":-0.7636,"rho":25.764,"theo":807.3915,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":823.450012207031},{"option":"SPXW260930P06355000","bid":199.7,"bid_size":9.0,"ask":201.3,"ask_size":5.0,"iv":0.2165,"open_interest":14.0,"volume":0.0,"delta":-0.2632,"gamma":0.0003,"vega":17.4825,"theta":-0.8228,"rho":-12.0879,"theo":199.9442,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":186.6,"last_trade_time":"2026-02-04T09:34:23","percent_change":0.0,"prev_day_close":194.0},{"option":"SPXW260930C06360000","bid":800.7,"bid_size":4.0,"ask":808.2,"ask_size":4.0,"iv":0.2164,"open_interest":1.0,"volume":0.0,"delta":0.7367,"gamma":0.0003,"vega":17.525,"theta":-0.7647,"rho":25.7342,"theo":803.4745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":814.92,"last_trade_time":"2026-02-13T14:15:33","percent_change":0.0,"prev_day_close":819.0},{"option":"SPXW260930P06360000","bid":200.7,"bid_size":9.0,"ask":202.2,"ask_size":14.0,"iv":0.2162,"open_interest":37.0,"volume":0.0,"delta":-0.2645,"gamma":0.0003,"vega":17.525,"theta":-0.8235,"rho":-12.1473,"theo":200.9091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.1,"last_trade_time":"2026-01-30T12:17:30","percent_change":0.0,"prev_day_close":194.949996948242},{"option":"SPXW260930C06365000","bid":790.7,"bid_size":2.0,"ask":813.8,"ask_size":1.0,"iv":0.217,"open_interest":1.0,"volume":0.0,"delta":0.7355,"gamma":0.0003,"vega":17.5673,"theta":-0.7658,"rho":25.7042,"theo":799.5623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":811.02,"last_trade_time":"2026-02-13T14:15:33","percent_change":0.0,"prev_day_close":815.549987792969},{"option":"SPXW260930P06365000","bid":201.7,"bid_size":9.0,"ask":203.0,"ask_size":5.0,"iv":0.2158,"open_interest":34.0,"volume":0.0,"delta":-0.2658,"gamma":0.0003,"vega":17.5673,"theta":-0.8242,"rho":-12.207,"theo":201.8787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":189.68,"last_trade_time":"2026-02-06T13:35:41","percent_change":0.0,"prev_day_close":195.899993896484},{"option":"SPXW260930C06370000","bid":792.9,"bid_size":4.0,"ask":800.6,"ask_size":4.0,"iv":0.2158,"open_interest":0.0,"volume":0.0,"delta":0.7342,"gamma":0.0003,"vega":17.6096,"theta":-0.767,"rho":25.6739,"theo":795.6549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":811.100006103516},{"option":"SPXW260930P06370000","bid":202.6,"bid_size":18.0,"ask":204.0,"ask_size":14.0,"iv":0.2154,"open_interest":14.0,"volume":0.0,"delta":-0.267,"gamma":0.0003,"vega":17.6096,"theta":-0.8248,"rho":-12.267,"theo":202.8532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":185.64,"last_trade_time":"2026-01-23T15:03:57","percent_change":0.0,"prev_day_close":196.849998474121},{"option":"SPXW260930C06375000","bid":789.0,"bid_size":4.0,"ask":796.8,"ask_size":4.0,"iv":0.2155,"open_interest":1.0,"volume":0.0,"delta":0.7329,"gamma":0.0003,"vega":17.6518,"theta":-0.7681,"rho":25.6432,"theo":791.7524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":868.26,"last_trade_time":"2025-12-23T15:01:59","percent_change":0.0,"prev_day_close":807.149993896484},{"option":"SPXW260930P06375000","bid":203.6,"bid_size":18.0,"ask":205.2,"ask_size":14.0,"iv":0.2151,"open_interest":482.0,"volume":0.0,"delta":-0.2683,"gamma":0.0003,"vega":17.6518,"theta":-0.8254,"rho":-12.3274,"theo":203.8324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.78,"last_trade_time":"2026-02-17T09:58:26","percent_change":0.0,"prev_day_close":197.800003051758},{"option":"SPXW260930C06380000","bid":785.1,"bid_size":4.0,"ask":792.8,"ask_size":4.0,"iv":0.2151,"open_interest":4.0,"volume":0.0,"delta":0.7316,"gamma":0.0003,"vega":17.6938,"theta":-0.7691,"rho":25.6125,"theo":787.8546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":853.3,"last_trade_time":"2025-11-26T11:50:47","percent_change":0.0,"prev_day_close":803.25},{"option":"SPXW260930P06380000","bid":204.6,"bid_size":9.0,"ask":206.2,"ask_size":14.0,"iv":0.2148,"open_interest":354.0,"volume":0.0,"delta":-0.2696,"gamma":0.0003,"vega":17.6938,"theta":-0.826,"rho":-12.3877,"theo":204.8166,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":190.49,"last_trade_time":"2026-02-04T09:40:15","percent_change":0.0,"prev_day_close":198.75},{"option":"SPXW260930C06385000","bid":774.9,"bid_size":2.0,"ask":798.2,"ask_size":1.0,"iv":0.2156,"open_interest":0.0,"volume":0.0,"delta":0.7303,"gamma":0.0003,"vega":17.7358,"theta":-0.7702,"rho":25.5814,"theo":783.9618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":799.900024414062},{"option":"SPXW260930P06385000","bid":205.6,"bid_size":9.0,"ask":207.1,"ask_size":5.0,"iv":0.2144,"open_interest":93.0,"volume":0.0,"delta":-0.2709,"gamma":0.0003,"vega":17.7358,"theta":-0.8266,"rho":-12.4485,"theo":205.8056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":181.0,"last_trade_time":"2026-02-09T11:12:40","percent_change":0.0,"prev_day_close":199.699996948242},{"option":"SPXW260930C06390000","bid":777.4,"bid_size":4.0,"ask":785.1,"ask_size":4.0,"iv":0.2144,"open_interest":0.0,"volume":0.0,"delta":0.729,"gamma":0.0003,"vega":17.7776,"theta":-0.7713,"rho":25.5499,"theo":780.0739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":795.450012207031},{"option":"SPXW260930P06390000","bid":206.6,"bid_size":9.0,"ask":208.1,"ask_size":14.0,"iv":0.2141,"open_interest":10.0,"volume":0.0,"delta":-0.2722,"gamma":0.0003,"vega":17.7776,"theta":-0.8272,"rho":-12.5096,"theo":206.7995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.88,"last_trade_time":"2026-01-09T10:12:07","percent_change":0.0,"prev_day_close":200.699996948242},{"option":"SPXW260930C06395000","bid":766.9,"bid_size":2.0,"ask":790.3,"ask_size":1.0,"iv":0.2148,"open_interest":0.0,"volume":0.0,"delta":0.7277,"gamma":0.0003,"vega":17.8193,"theta":-0.7723,"rho":25.5183,"theo":776.1909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":792.0},{"option":"SPXW260930P06395000","bid":207.6,"bid_size":9.0,"ask":209.1,"ask_size":5.0,"iv":0.2137,"open_interest":34.0,"volume":0.0,"delta":-0.2735,"gamma":0.0003,"vega":17.8193,"theta":-0.8278,"rho":-12.5709,"theo":207.7984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.28,"last_trade_time":"2026-02-09T13:28:07","percent_change":0.0,"prev_day_close":201.650001525879},{"option":"SPXW260930C06400000","bid":769.5,"bid_size":7.0,"ask":777.2,"ask_size":7.0,"iv":0.2136,"open_interest":226.0,"volume":0.0,"delta":0.7264,"gamma":0.0003,"vega":17.8608,"theta":-0.7734,"rho":25.4864,"theo":772.3129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":741.92,"last_trade_time":"2025-12-17T13:11:22","percent_change":0.0,"prev_day_close":787.350006103516},{"option":"SPXW260930P06400000","bid":208.6,"bid_size":9.0,"ask":210.0,"ask_size":14.0,"iv":0.2134,"open_interest":414.0,"volume":0.0,"delta":-0.2748,"gamma":0.0003,"vega":17.8608,"theta":-0.8283,"rho":-12.6324,"theo":208.8022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.0,"last_trade_time":"2026-02-17T12:02:00","percent_change":0.0,"prev_day_close":202.650001525879},{"option":"SPXW260930C06405000","bid":758.8,"bid_size":3.0,"ask":782.6,"ask_size":1.0,"iv":0.214,"open_interest":12.0,"volume":0.0,"delta":0.725,"gamma":0.0003,"vega":17.9022,"theta":-0.7744,"rho":25.4544,"theo":768.4399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":919.35,"last_trade_time":"2025-10-28T15:12:11","percent_change":0.0,"prev_day_close":784.199981689453},{"option":"SPXW260930P06405000","bid":209.6,"bid_size":9.0,"ask":211.2,"ask_size":5.0,"iv":0.213,"open_interest":51.0,"volume":0.0,"delta":-0.2762,"gamma":0.0003,"vega":17.9022,"theta":-0.8289,"rho":-12.6941,"theo":209.811,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":215.1,"last_trade_time":"2026-02-17T12:38:48","percent_change":0.0,"prev_day_close":203.600006103516},{"option":"SPXW260930C06410000","bid":761.8,"bid_size":7.0,"ask":769.5,"ask_size":7.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.7237,"gamma":0.0003,"vega":17.9434,"theta":-0.7754,"rho":25.4221,"theo":764.5718,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":779.75},{"option":"SPXW260930P06410000","bid":210.6,"bid_size":18.0,"ask":212.2,"ask_size":14.0,"iv":0.2127,"open_interest":68.0,"volume":0.0,"delta":-0.2775,"gamma":0.0003,"vega":17.9434,"theta":-0.8294,"rho":-12.7561,"theo":210.8248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.22,"last_trade_time":"2026-02-13T12:05:04","percent_change":0.0,"prev_day_close":204.600006103516},{"option":"SPXW260930C06415000","bid":751.1,"bid_size":3.0,"ask":774.9,"ask_size":1.0,"iv":0.2133,"open_interest":0.0,"volume":0.0,"delta":0.7224,"gamma":0.0003,"vega":17.9844,"theta":-0.7764,"rho":25.3897,"theo":760.7087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.399993896484},{"option":"SPXW260930P06415000","bid":211.6,"bid_size":9.0,"ask":213.0,"ask_size":5.0,"iv":0.2123,"open_interest":30.0,"volume":0.0,"delta":-0.2788,"gamma":0.0003,"vega":17.9844,"theta":-0.83,"rho":-12.8182,"theo":211.8435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.87,"last_trade_time":"2026-02-02T09:36:09","percent_change":0.0,"prev_day_close":205.600006103516},{"option":"SPXW260930C06420000","bid":754.1,"bid_size":7.0,"ask":761.9,"ask_size":7.0,"iv":0.2123,"open_interest":0.0,"volume":0.0,"delta":0.721,"gamma":0.0003,"vega":18.0253,"theta":-0.7774,"rho":25.357,"theo":756.8507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":771.800018310547},{"option":"SPXW260930P06420000","bid":212.7,"bid_size":9.0,"ask":214.2,"ask_size":14.0,"iv":0.212,"open_interest":53.0,"volume":0.0,"delta":-0.2802,"gamma":0.0003,"vega":18.0253,"theta":-0.8305,"rho":-12.8805,"theo":212.8673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":186.1,"last_trade_time":"2026-02-02T15:58:56","percent_change":0.0,"prev_day_close":206.600006103516},{"option":"SPXW260930C06425000","bid":750.3,"bid_size":7.0,"ask":757.9,"ask_size":7.0,"iv":0.2119,"open_interest":2.0,"volume":0.0,"delta":0.7197,"gamma":0.0003,"vega":18.066,"theta":-0.7784,"rho":25.3242,"theo":752.9977,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":726.99,"last_trade_time":"2025-12-17T13:05:58","percent_change":0.0,"prev_day_close":768.149993896484},{"option":"SPXW260930P06425000","bid":213.7,"bid_size":9.0,"ask":215.1,"ask_size":14.0,"iv":0.2116,"open_interest":426.0,"volume":0.0,"delta":-0.2815,"gamma":0.0003,"vega":18.066,"theta":-0.831,"rho":-12.9429,"theo":213.8962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":234.67,"last_trade_time":"2026-02-17T10:24:43","percent_change":0.0,"prev_day_close":207.600006103516},{"option":"SPXW260930C06430000","bid":746.4,"bid_size":7.0,"ask":754.0,"ask_size":7.0,"iv":0.2116,"open_interest":0.0,"volume":0.0,"delta":0.7183,"gamma":0.0003,"vega":18.1066,"theta":-0.7794,"rho":25.2913,"theo":749.1497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":764.299987792969},{"option":"SPXW260930P06430000","bid":214.7,"bid_size":18.0,"ask":216.2,"ask_size":14.0,"iv":0.2113,"open_interest":86.0,"volume":0.0,"delta":-0.2829,"gamma":0.0003,"vega":18.1066,"theta":-0.8315,"rho":-13.0056,"theo":214.9301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.8,"last_trade_time":"2026-02-13T15:47:22","percent_change":0.0,"prev_day_close":208.600006103516},{"option":"SPXW260930C06435000","bid":735.6,"bid_size":4.0,"ask":759.5,"ask_size":1.0,"iv":0.2119,"open_interest":0.0,"volume":0.0,"delta":0.717,"gamma":0.0003,"vega":18.147,"theta":-0.7803,"rho":25.2581,"theo":745.3068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":760.949981689453},{"option":"SPXW260930P06435000","bid":215.7,"bid_size":9.0,"ask":217.4,"ask_size":5.0,"iv":0.211,"open_interest":37.0,"volume":0.0,"delta":-0.2842,"gamma":0.0003,"vega":18.147,"theta":-0.8319,"rho":-13.0684,"theo":215.969,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.64,"last_trade_time":"2026-02-17T14:26:44","percent_change":0.0,"prev_day_close":209.600006103516},{"option":"SPXW260930C06440000","bid":738.8,"bid_size":7.0,"ask":746.4,"ask_size":7.0,"iv":0.2109,"open_interest":0.0,"volume":0.0,"delta":0.7156,"gamma":0.0003,"vega":18.1872,"theta":-0.7812,"rho":25.2247,"theo":741.4691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":756.5},{"option":"SPXW260930P06440000","bid":216.8,"bid_size":9.0,"ask":218.4,"ask_size":14.0,"iv":0.2106,"open_interest":12.0,"volume":0.0,"delta":-0.2856,"gamma":0.0003,"vega":18.1872,"theta":-0.8324,"rho":-13.1314,"theo":217.0131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.27,"last_trade_time":"2026-02-17T15:48:22","percent_change":0.0,"prev_day_close":210.650001525879},{"option":"SPXW260930C06445000","bid":728.0,"bid_size":3.0,"ask":751.8,"ask_size":1.0,"iv":0.2112,"open_interest":0.0,"volume":0.0,"delta":0.7142,"gamma":0.0003,"vega":18.2273,"theta":-0.7822,"rho":25.1912,"theo":737.6364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":753.199981689453},{"option":"SPXW260930P06445000","bid":217.8,"bid_size":9.0,"ask":219.5,"ask_size":5.0,"iv":0.2103,"open_interest":248.0,"volume":0.0,"delta":-0.287,"gamma":0.0003,"vega":18.2273,"theta":-0.8329,"rho":-13.1946,"theo":218.0622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":187.8,"last_trade_time":"2026-02-10T10:31:11","percent_change":0.0,"prev_day_close":211.650001525879},{"option":"SPXW260930C06450000","bid":731.2,"bid_size":7.0,"ask":738.8,"ask_size":7.0,"iv":0.2102,"open_interest":0.0,"volume":0.0,"delta":0.7128,"gamma":0.0003,"vega":18.2672,"theta":-0.7831,"rho":25.1575,"theo":733.8088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":698.81,"last_trade_time":"2025-11-18T14:05:15","percent_change":0.0,"prev_day_close":748.649993896484},{"option":"SPXW260930P06450000","bid":218.9,"bid_size":9.0,"ask":220.3,"ask_size":13.0,"iv":0.2099,"open_interest":199.0,"volume":0.0,"delta":-0.2884,"gamma":0.0003,"vega":18.2672,"theta":-0.8333,"rho":-13.258,"theo":219.1165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":230.26,"last_trade_time":"2026-02-12T15:50:58","percent_change":0.0,"prev_day_close":212.650001525879},{"option":"SPXW260930C06455000","bid":720.5,"bid_size":2.0,"ask":744.2,"ask_size":1.0,"iv":0.2105,"open_interest":0.0,"volume":0.0,"delta":0.7114,"gamma":0.0003,"vega":18.307,"theta":-0.784,"rho":25.1236,"theo":729.9864,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":745.5},{"option":"SPXW260930P06455000","bid":219.9,"bid_size":9.0,"ask":221.4,"ask_size":5.0,"iv":0.2095,"open_interest":263.0,"volume":0.0,"delta":-0.2897,"gamma":0.0003,"vega":18.307,"theta":-0.8337,"rho":-13.3216,"theo":220.1759,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":194.0,"last_trade_time":"2026-01-12T13:08:48","percent_change":0.0,"prev_day_close":213.699996948242},{"option":"SPXW260930C06460000","bid":723.5,"bid_size":7.0,"ask":731.0,"ask_size":7.0,"iv":0.2095,"open_interest":2.0,"volume":0.0,"delta":0.7101,"gamma":0.0003,"vega":18.3466,"theta":-0.7849,"rho":25.0895,"theo":726.1691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":630.95,"last_trade_time":"2025-11-21T09:50:42","percent_change":0.0,"prev_day_close":741.100006103516},{"option":"SPXW260930P06460000","bid":221.0,"bid_size":9.0,"ask":222.6,"ask_size":13.0,"iv":0.2092,"open_interest":101.0,"volume":0.0,"delta":-0.2911,"gamma":0.0003,"vega":18.3466,"theta":-0.8341,"rho":-13.3853,"theo":221.2405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":199.67,"last_trade_time":"2026-02-11T12:00:48","percent_change":0.0,"prev_day_close":214.75},{"option":"SPXW260930C06465000","bid":712.7,"bid_size":3.0,"ask":736.5,"ask_size":1.0,"iv":0.2098,"open_interest":0.0,"volume":0.0,"delta":0.7087,"gamma":0.0003,"vega":18.3861,"theta":-0.7858,"rho":25.0552,"theo":722.357,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":737.850006103516},{"option":"SPXW260930P06465000","bid":222.1,"bid_size":9.0,"ask":223.5,"ask_size":5.0,"iv":0.2088,"open_interest":13.0,"volume":0.0,"delta":-0.2925,"gamma":0.0003,"vega":18.3861,"theta":-0.8345,"rho":-13.4493,"theo":222.3102,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":207.29,"last_trade_time":"2026-02-06T12:52:13","percent_change":0.0,"prev_day_close":215.75},{"option":"SPXW260930C06470000","bid":715.9,"bid_size":7.0,"ask":723.5,"ask_size":7.0,"iv":0.2088,"open_interest":0.0,"volume":0.0,"delta":0.7073,"gamma":0.0003,"vega":18.4255,"theta":-0.7866,"rho":25.0206,"theo":718.5501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":733.399993896484},{"option":"SPXW260930P06470000","bid":223.1,"bid_size":17.0,"ask":224.8,"ask_size":13.0,"iv":0.2085,"open_interest":39.0,"volume":0.0,"delta":-0.2939,"gamma":0.0003,"vega":18.4255,"theta":-0.8349,"rho":-13.5135,"theo":223.3852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.08,"last_trade_time":"2026-02-05T13:59:46","percent_change":0.0,"prev_day_close":216.849998474121},{"option":"SPXW260930C06475000","bid":712.1,"bid_size":7.0,"ask":719.7,"ask_size":7.0,"iv":0.2085,"open_interest":0.0,"volume":0.0,"delta":0.7058,"gamma":0.0003,"vega":18.4647,"theta":-0.7875,"rho":24.9858,"theo":714.7484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":834.37,"last_trade_time":"2025-11-12T09:41:42","percent_change":0.0,"prev_day_close":729.549987792969},{"option":"SPXW260930P06475000","bid":224.2,"bid_size":17.0,"ask":225.7,"ask_size":13.0,"iv":0.2081,"open_interest":55.0,"volume":0.0,"delta":-0.2954,"gamma":0.0003,"vega":18.4647,"theta":-0.8353,"rho":-13.578,"theo":224.4653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.52,"last_trade_time":"2026-02-12T13:00:05","percent_change":0.0,"prev_day_close":217.849998474121},{"option":"SPXW260930C06480000","bid":708.3,"bid_size":7.0,"ask":715.9,"ask_size":7.0,"iv":0.2081,"open_interest":79.0,"volume":0.0,"delta":0.7044,"gamma":0.0003,"vega":18.5038,"theta":-0.7883,"rho":24.9508,"theo":710.952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":856.06,"last_trade_time":"2025-10-28T16:03:26","percent_change":0.0,"prev_day_close":725.75},{"option":"SPXW260930P06480000","bid":225.3,"bid_size":17.0,"ask":227.0,"ask_size":13.0,"iv":0.2078,"open_interest":28.0,"volume":0.0,"delta":-0.2968,"gamma":0.0003,"vega":18.5038,"theta":-0.8357,"rho":-13.6426,"theo":225.5507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.8,"last_trade_time":"2026-02-09T14:52:56","percent_change":0.0,"prev_day_close":218.949996948242},{"option":"SPXW260930C06485000","bid":697.5,"bid_size":3.0,"ask":721.3,"ask_size":1.0,"iv":0.2084,"open_interest":2.0,"volume":0.0,"delta":0.703,"gamma":0.0003,"vega":18.5428,"theta":-0.7892,"rho":24.9155,"theo":707.1608,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":660.7,"last_trade_time":"2025-11-18T12:05:59","percent_change":0.0,"prev_day_close":722.5},{"option":"SPXW260930P06485000","bid":226.4,"bid_size":9.0,"ask":228.1,"ask_size":5.0,"iv":0.2075,"open_interest":150.0,"volume":0.0,"delta":-0.2982,"gamma":0.0003,"vega":18.5428,"theta":-0.836,"rho":-13.7076,"theo":226.6414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":194.1,"last_trade_time":"2026-02-02T14:11:34","percent_change":0.0,"prev_day_close":219.949996948242},{"option":"SPXW260930C06490000","bid":700.7,"bid_size":7.0,"ask":708.3,"ask_size":7.0,"iv":0.2074,"open_interest":3.0,"volume":0.0,"delta":0.7016,"gamma":0.0003,"vega":18.5816,"theta":-0.79,"rho":24.88,"theo":703.375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":715.97,"last_trade_time":"2025-12-18T11:00:33","percent_change":0.0,"prev_day_close":718.150024414062},{"option":"SPXW260930P06490000","bid":227.5,"bid_size":9.0,"ask":229.2,"ask_size":13.0,"iv":0.2071,"open_interest":241.0,"volume":0.0,"delta":-0.2996,"gamma":0.0003,"vega":18.5816,"theta":-0.8364,"rho":-13.7728,"theo":227.7374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":213.8,"last_trade_time":"2026-01-30T12:33:55","percent_change":0.0,"prev_day_close":221.050003051758},{"option":"SPXW260930C06495000","bid":690.1,"bid_size":2.0,"ask":713.8,"ask_size":1.0,"iv":0.2077,"open_interest":0.0,"volume":0.0,"delta":0.7001,"gamma":0.0003,"vega":18.6204,"theta":-0.7908,"rho":24.8441,"theo":699.5945,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.899993896484},{"option":"SPXW260930P06495000","bid":228.6,"bid_size":8.0,"ask":230.3,"ask_size":5.0,"iv":0.2068,"open_interest":236.0,"volume":0.0,"delta":-0.301,"gamma":0.0003,"vega":18.6204,"theta":-0.8367,"rho":-13.8384,"theo":228.8387,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":197.7,"last_trade_time":"2026-02-09T15:10:36","percent_change":0.0,"prev_day_close":222.150001525879},{"option":"SPXW260930C06500000","bid":693.2,"bid_size":7.0,"ask":700.8,"ask_size":7.0,"iv":0.2067,"open_interest":36.0,"volume":0.0,"delta":0.6987,"gamma":0.0003,"vega":18.6591,"theta":-0.7916,"rho":24.8079,"theo":695.8193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":781.72,"last_trade_time":"2026-02-09T13:01:17","percent_change":0.0,"prev_day_close":710.5},{"option":"SPXW260930P06500000","bid":229.7,"bid_size":8.0,"ask":231.4,"ask_size":13.0,"iv":0.2064,"open_interest":520.0,"volume":0.0,"delta":-0.3025,"gamma":0.0003,"vega":18.6591,"theta":-0.837,"rho":-13.9043,"theo":229.9454,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.0,"last_trade_time":"2026-02-17T09:47:36","percent_change":0.0,"prev_day_close":223.25},{"option":"SPXW260930C06505000","bid":682.3,"bid_size":3.0,"ask":706.1,"ask_size":1.0,"iv":0.2069,"open_interest":0.0,"volume":0.0,"delta":0.6972,"gamma":0.0003,"vega":18.6977,"theta":-0.7923,"rho":24.7713,"theo":692.0496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":707.299987792969},{"option":"SPXW260930P06505000","bid":230.8,"bid_size":8.0,"ask":232.4,"ask_size":5.0,"iv":0.206,"open_interest":699.0,"volume":0.0,"delta":-0.3039,"gamma":0.0003,"vega":18.6977,"theta":-0.8373,"rho":-13.9705,"theo":231.0575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.0,"last_trade_time":"2026-02-13T12:05:04","percent_change":0.0,"prev_day_close":224.299995422363},{"option":"SPXW260930C06510000","bid":685.7,"bid_size":7.0,"ask":693.2,"ask_size":7.0,"iv":0.206,"open_interest":1.0,"volume":0.0,"delta":0.6958,"gamma":0.0003,"vega":18.7361,"theta":-0.7931,"rho":24.7344,"theo":688.2852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":651.95,"last_trade_time":"2025-10-13T09:49:19","percent_change":0.0,"prev_day_close":703.0},{"option":"SPXW260930P06510000","bid":231.9,"bid_size":16.0,"ask":233.4,"ask_size":13.0,"iv":0.2057,"open_interest":110.0,"volume":0.0,"delta":-0.3054,"gamma":0.0003,"vega":18.7361,"theta":-0.8376,"rho":-14.037,"theo":232.175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.87,"last_trade_time":"2026-02-13T16:08:07","percent_change":0.0,"prev_day_close":225.349998474121},{"option":"SPXW260930C06515000","bid":684.3,"bid_size":1.0,"ask":686.6,"ask_size":1.0,"iv":0.2056,"open_interest":7.0,"volume":0.0,"delta":0.6943,"gamma":0.0003,"vega":18.7745,"theta":-0.7938,"rho":24.6971,"theo":684.5264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":748.22,"last_trade_time":"2025-12-02T09:54:16","percent_change":0.0,"prev_day_close":699.700012207031},{"option":"SPXW260930P06515000","bid":233.0,"bid_size":8.0,"ask":234.6,"ask_size":5.0,"iv":0.2053,"open_interest":98.0,"volume":0.0,"delta":-0.3069,"gamma":0.0003,"vega":18.7745,"theta":-0.8378,"rho":-14.104,"theo":233.298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":205.4,"last_trade_time":"2026-01-26T15:33:32","percent_change":0.0,"prev_day_close":226.449996948242},{"option":"SPXW260930C06520000","bid":680.5,"bid_size":1.0,"ask":682.8,"ask_size":1.0,"iv":0.2052,"open_interest":5.0,"volume":0.0,"delta":0.6929,"gamma":0.0003,"vega":18.8128,"theta":-0.7946,"rho":24.6595,"theo":680.773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":653.1,"last_trade_time":"2025-10-16T14:05:15","percent_change":0.0,"prev_day_close":695.299987792969},{"option":"SPXW260930P06520000","bid":234.2,"bid_size":8.0,"ask":235.9,"ask_size":13.0,"iv":0.205,"open_interest":57.0,"volume":0.0,"delta":-0.3083,"gamma":0.0003,"vega":18.8128,"theta":-0.8381,"rho":-14.1713,"theo":234.4265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":208.63,"last_trade_time":"2026-01-23T11:04:07","percent_change":0.0,"prev_day_close":227.550003051758},{"option":"SPXW260930C06525000","bid":676.5,"bid_size":1.0,"ask":679.1,"ask_size":1.0,"iv":0.2048,"open_interest":6.0,"volume":2.0,"delta":0.6914,"gamma":0.0003,"vega":18.851,"theta":-0.7953,"rho":24.6214,"theo":677.0252,"change":33.99,"open":707.29,"high":707.29,"low":705.94,"tick":"down","last_trade_price":705.94,"last_trade_time":"2026-02-18T12:42:38","percent_change":5.05841,"prev_day_close":690.950012207031},{"option":"SPXW260930P06525000","bid":235.3,"bid_size":16.0,"ask":236.9,"ask_size":13.0,"iv":0.2046,"open_interest":58.0,"volume":0.0,"delta":-0.3098,"gamma":0.0003,"vega":18.851,"theta":-0.8383,"rho":-14.239,"theo":235.5605,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":253.0,"last_trade_time":"2026-02-13T10:06:55","percent_change":0.0,"prev_day_close":228.650001525879},{"option":"SPXW260930C06530000","bid":673.0,"bid_size":1.0,"ask":675.3,"ask_size":1.0,"iv":0.2045,"open_interest":40.0,"volume":0.0,"delta":0.6899,"gamma":0.0003,"vega":18.8891,"theta":-0.796,"rho":24.5829,"theo":673.283,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":738.15,"last_trade_time":"2025-12-02T09:56:15","percent_change":0.0,"prev_day_close":687.100006103516},{"option":"SPXW260930P06530000","bid":236.4,"bid_size":16.0,"ask":238.0,"ask_size":13.0,"iv":0.2043,"open_interest":53.0,"volume":0.0,"delta":-0.3113,"gamma":0.0003,"vega":18.8891,"theta":-0.8386,"rho":-14.3072,"theo":236.7002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":255.75,"last_trade_time":"2026-02-13T10:06:55","percent_change":0.0,"prev_day_close":229.75},{"option":"SPXW260930C06535000","bid":669.3,"bid_size":1.0,"ask":671.6,"ask_size":1.0,"iv":0.2043,"open_interest":2.0,"volume":0.0,"delta":0.6884,"gamma":0.0003,"vega":18.9272,"theta":-0.7967,"rho":24.544,"theo":669.5465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":733.36,"last_trade_time":"2025-12-02T09:56:02","percent_change":0.0,"prev_day_close":683.350006103516},{"option":"SPXW260930P06535000","bid":237.6,"bid_size":8.0,"ask":239.2,"ask_size":5.0,"iv":0.204,"open_interest":35.0,"volume":0.0,"delta":-0.3128,"gamma":0.0003,"vega":18.9272,"theta":-0.8388,"rho":-14.3757,"theo":237.8455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.9,"last_trade_time":"2026-02-02T14:07:12","percent_change":0.0,"prev_day_close":230.849998474121},{"option":"SPXW260930C06540000","bid":665.5,"bid_size":1.0,"ask":667.8,"ask_size":1.0,"iv":0.2037,"open_interest":1.0,"volume":0.0,"delta":0.6869,"gamma":0.0003,"vega":18.9651,"theta":-0.7974,"rho":24.5047,"theo":665.8156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":698.74,"last_trade_time":"2025-10-08T09:48:04","percent_change":0.0,"prev_day_close":679.600006103516},{"option":"SPXW260930P06540000","bid":238.7,"bid_size":16.0,"ask":240.3,"ask_size":13.0,"iv":0.2036,"open_interest":74.0,"volume":4.0,"delta":-0.3143,"gamma":0.0003,"vega":18.9651,"theta":-0.839,"rho":-14.4447,"theo":238.9964,"change":-12.05,"open":227.3,"high":227.3,"low":227.3,"tick":"no_change","last_trade_price":227.3,"last_trade_time":"2026-02-18T13:50:41","percent_change":-5.03447,"prev_day_close":232.0},{"option":"SPXW260930C06545000","bid":661.8,"bid_size":1.0,"ask":664.1,"ask_size":1.0,"iv":0.2034,"open_interest":0.0,"volume":0.0,"delta":0.6854,"gamma":0.0003,"vega":19.0029,"theta":-0.798,"rho":24.4649,"theo":662.0905,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":675.850006103516},{"option":"SPXW260930P06545000","bid":239.9,"bid_size":8.0,"ask":241.6,"ask_size":5.0,"iv":0.2033,"open_interest":13.0,"volume":0.0,"delta":-0.3158,"gamma":0.0003,"vega":19.0029,"theta":-0.8392,"rho":-14.5142,"theo":240.1531,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":215.7,"last_trade_time":"2026-01-23T11:08:12","percent_change":0.0,"prev_day_close":233.099998474121},{"option":"SPXW260930C06550000","bid":658.0,"bid_size":1.0,"ask":660.4,"ask_size":1.0,"iv":0.203,"open_interest":8.0,"volume":0.0,"delta":0.6839,"gamma":0.0003,"vega":19.0406,"theta":-0.7986,"rho":24.4247,"theo":658.3711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":713.88,"last_trade_time":"2025-11-26T15:59:47","percent_change":0.0,"prev_day_close":672.100006103516},{"option":"SPXW260930P06550000","bid":241.0,"bid_size":16.0,"ask":242.8,"ask_size":13.0,"iv":0.2029,"open_interest":369.0,"volume":0.0,"delta":-0.3173,"gamma":0.0003,"vega":19.0406,"theta":-0.8393,"rho":-14.5841,"theo":241.3156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.74,"last_trade_time":"2026-02-17T16:12:02","percent_change":0.0,"prev_day_close":234.25},{"option":"SPXW260930C06555000","bid":654.4,"bid_size":1.0,"ask":656.7,"ask_size":1.0,"iv":0.2028,"open_interest":32.0,"volume":0.0,"delta":0.6824,"gamma":0.0003,"vega":19.0782,"theta":-0.7993,"rho":24.384,"theo":654.6576,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":784.22,"last_trade_time":"2025-10-31T15:49:11","percent_change":0.0,"prev_day_close":668.350006103516},{"option":"SPXW260930P06555000","bid":242.2,"bid_size":8.0,"ask":244.0,"ask_size":5.0,"iv":0.2026,"open_interest":37.0,"volume":0.0,"delta":-0.3188,"gamma":0.0003,"vega":19.0782,"theta":-0.8395,"rho":-14.6544,"theo":242.4839,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.02,"last_trade_time":"2026-01-22T10:18:02","percent_change":0.0,"prev_day_close":235.349998474121},{"option":"SPXW260930C06560000","bid":650.7,"bid_size":1.0,"ask":653.0,"ask_size":1.0,"iv":0.2023,"open_interest":37.0,"volume":0.0,"delta":0.6809,"gamma":0.0003,"vega":19.1156,"theta":-0.7999,"rho":24.3429,"theo":650.9499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":680.38,"last_trade_time":"2026-01-21T10:44:01","percent_change":0.0,"prev_day_close":664.600006103516},{"option":"SPXW260930P06560000","bid":243.3,"bid_size":16.0,"ask":244.9,"ask_size":13.0,"iv":0.2021,"open_interest":200.0,"volume":0.0,"delta":-0.3203,"gamma":0.0003,"vega":19.1156,"theta":-0.8396,"rho":-14.7252,"theo":243.6581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.51,"last_trade_time":"2026-01-30T13:10:55","percent_change":0.0,"prev_day_close":236.5},{"option":"SPXW260930C06565000","bid":646.7,"bid_size":1.0,"ask":649.3,"ask_size":1.0,"iv":0.202,"open_interest":0.0,"volume":0.0,"delta":0.6794,"gamma":0.0003,"vega":19.1529,"theta":-0.8005,"rho":24.3014,"theo":647.2482,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":660.850006103516},{"option":"SPXW260930P06565000","bid":244.5,"bid_size":8.0,"ask":246.3,"ask_size":5.0,"iv":0.2019,"open_interest":157.0,"volume":0.0,"delta":-0.3218,"gamma":0.0003,"vega":19.1529,"theta":-0.8397,"rho":-14.7964,"theo":244.8382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.03,"last_trade_time":"2026-02-03T10:38:40","percent_change":0.0,"prev_day_close":237.650001525879},{"option":"SPXW260930C06570000","bid":643.0,"bid_size":1.0,"ask":645.6,"ask_size":1.0,"iv":0.2016,"open_interest":0.0,"volume":0.0,"delta":0.6778,"gamma":0.0003,"vega":19.1901,"theta":-0.8011,"rho":24.2594,"theo":643.5524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":657.100006103516},{"option":"SPXW260930P06570000","bid":245.7,"bid_size":15.0,"ask":247.4,"ask_size":12.0,"iv":0.2015,"open_interest":37.0,"volume":0.0,"delta":-0.3234,"gamma":0.0003,"vega":19.1901,"theta":-0.8398,"rho":-14.868,"theo":246.0242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.63,"last_trade_time":"2026-02-17T14:33:59","percent_change":0.0,"prev_day_close":238.799995422363},{"option":"SPXW260930C06575000","bid":639.6,"bid_size":1.0,"ask":641.9,"ask_size":1.0,"iv":0.2013,"open_interest":1.0,"volume":0.0,"delta":0.6763,"gamma":0.0003,"vega":19.2271,"theta":-0.8016,"rho":24.217,"theo":639.8626,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":730.56,"last_trade_time":"2026-02-09T12:27:10","percent_change":0.0,"prev_day_close":653.399993896484},{"option":"SPXW260930P06575000","bid":246.9,"bid_size":15.0,"ask":248.6,"ask_size":12.0,"iv":0.2011,"open_interest":60.0,"volume":0.0,"delta":-0.3249,"gamma":0.0003,"vega":19.2271,"theta":-0.8399,"rho":-14.9401,"theo":247.2163,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":252.47,"last_trade_time":"2026-02-12T13:00:05","percent_change":0.0,"prev_day_close":239.949996948242},{"option":"SPXW260930C06580000","bid":635.9,"bid_size":1.0,"ask":638.2,"ask_size":1.0,"iv":0.2009,"open_interest":3.0,"volume":0.0,"delta":0.6747,"gamma":0.0003,"vega":19.2639,"theta":-0.8022,"rho":24.1741,"theo":636.1788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":704.5,"last_trade_time":"2026-01-08T09:42:51","percent_change":0.0,"prev_day_close":649.649993896484},{"option":"SPXW260930P06580000","bid":248.1,"bid_size":15.0,"ask":249.8,"ask_size":12.0,"iv":0.2008,"open_interest":41.0,"volume":0.0,"delta":-0.3265,"gamma":0.0003,"vega":19.2639,"theta":-0.84,"rho":-15.0126,"theo":248.4144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.38,"last_trade_time":"2026-01-23T14:17:03","percent_change":0.0,"prev_day_close":241.099998474121},{"option":"SPXW260930C06585000","bid":632.2,"bid_size":1.0,"ask":634.5,"ask_size":1.0,"iv":0.2006,"open_interest":2.0,"volume":0.0,"delta":0.6732,"gamma":0.0003,"vega":19.3006,"theta":-0.8027,"rho":24.1309,"theo":632.5012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":711.02,"last_trade_time":"2025-11-04T12:18:45","percent_change":0.0,"prev_day_close":645.949981689453},{"option":"SPXW260930P06585000","bid":249.3,"bid_size":8.0,"ask":251.0,"ask_size":5.0,"iv":0.2004,"open_interest":172.0,"volume":0.0,"delta":-0.328,"gamma":0.0003,"vega":19.3006,"theta":-0.8401,"rho":-15.0855,"theo":249.6186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":228.88,"last_trade_time":"2026-01-30T10:59:56","percent_change":0.0,"prev_day_close":242.299995422363},{"option":"SPXW260930C06590000","bid":628.5,"bid_size":1.0,"ask":630.8,"ask_size":1.0,"iv":0.2003,"open_interest":1.0,"volume":0.0,"delta":0.6716,"gamma":0.0003,"vega":19.337,"theta":-0.8032,"rho":24.0873,"theo":628.8297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":704.18,"last_trade_time":"2026-01-09T10:12:07","percent_change":0.0,"prev_day_close":642.25},{"option":"SPXW260930P06590000","bid":250.5,"bid_size":15.0,"ask":252.2,"ask_size":12.0,"iv":0.2001,"open_interest":54.0,"volume":0.0,"delta":-0.3296,"gamma":0.0003,"vega":19.337,"theta":-0.8401,"rho":-15.1588,"theo":250.8289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.71,"last_trade_time":"2026-01-29T15:14:14","percent_change":0.0,"prev_day_close":243.449996948242},{"option":"SPXW260930C06595000","bid":624.9,"bid_size":1.0,"ask":627.2,"ask_size":1.0,"iv":0.1999,"open_interest":6.0,"volume":0.0,"delta":0.67,"gamma":0.0003,"vega":19.3732,"theta":-0.8037,"rho":24.0433,"theo":625.1644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":608.1,"last_trade_time":"2025-11-20T11:48:47","percent_change":0.0,"prev_day_close":638.550018310547},{"option":"SPXW260930P06595000","bid":251.7,"bid_size":8.0,"ask":253.5,"ask_size":5.0,"iv":0.1997,"open_interest":18.0,"volume":0.0,"delta":-0.3312,"gamma":0.0003,"vega":19.3732,"theta":-0.8401,"rho":-15.2325,"theo":252.0455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":277.18,"last_trade_time":"2026-02-17T10:28:25","percent_change":0.0,"prev_day_close":244.650001525879},{"option":"SPXW260930C06600000","bid":621.2,"bid_size":1.0,"ask":623.5,"ask_size":1.0,"iv":0.1995,"open_interest":298.0,"volume":0.0,"delta":0.6685,"gamma":0.0003,"vega":19.4092,"theta":-0.8042,"rho":23.999,"theo":621.5053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":612.89,"last_trade_time":"2026-01-20T14:17:07","percent_change":0.0,"prev_day_close":634.850006103516},{"option":"SPXW260930P06600000","bid":252.9,"bid_size":15.0,"ask":254.7,"ask_size":12.0,"iv":0.1994,"open_interest":206.0,"volume":0.0,"delta":-0.3327,"gamma":0.0003,"vega":19.4092,"theta":-0.8401,"rho":-15.3064,"theo":253.2682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.29,"last_trade_time":"2026-02-13T11:47:42","percent_change":0.0,"prev_day_close":245.799995422363},{"option":"SPXW260930C06605000","bid":617.5,"bid_size":1.0,"ask":619.8,"ask_size":1.0,"iv":0.1992,"open_interest":7.0,"volume":0.0,"delta":0.6669,"gamma":0.0003,"vega":19.445,"theta":-0.8047,"rho":23.9545,"theo":617.8524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":634.0,"last_trade_time":"2026-02-12T13:48:14","percent_change":0.0,"prev_day_close":631.149993896484},{"option":"SPXW260930P06605000","bid":254.1,"bid_size":8.0,"ask":256.0,"ask_size":5.0,"iv":0.199,"open_interest":16.0,"volume":0.0,"delta":-0.3343,"gamma":0.0003,"vega":19.445,"theta":-0.8401,"rho":-15.3806,"theo":254.4971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.6,"last_trade_time":"2026-02-10T10:30:50","percent_change":0.0,"prev_day_close":247.0},{"option":"SPXW260930C06610000","bid":613.9,"bid_size":1.0,"ask":616.2,"ask_size":1.0,"iv":0.1988,"open_interest":35.0,"volume":0.0,"delta":0.6653,"gamma":0.0003,"vega":19.4806,"theta":-0.8052,"rho":23.9095,"theo":614.2058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":663.91,"last_trade_time":"2025-12-22T15:00:31","percent_change":0.0,"prev_day_close":627.449981689453},{"option":"SPXW260930P06610000","bid":255.4,"bid_size":15.0,"ask":257.1,"ask_size":12.0,"iv":0.1987,"open_interest":548.0,"volume":0.0,"delta":-0.3359,"gamma":0.0003,"vega":19.4806,"theta":-0.8401,"rho":-15.4552,"theo":255.7324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":263.8,"last_trade_time":"2026-02-17T09:42:40","percent_change":0.0,"prev_day_close":248.200004577637},{"option":"SPXW260930C06615000","bid":610.2,"bid_size":1.0,"ask":612.5,"ask_size":1.0,"iv":0.1984,"open_interest":2.0,"volume":0.0,"delta":0.6637,"gamma":0.0004,"vega":19.5159,"theta":-0.8056,"rho":23.8642,"theo":610.5655,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":561.53,"last_trade_time":"2025-11-20T12:25:46","percent_change":0.0,"prev_day_close":623.799987792969},{"option":"SPXW260930P06615000","bid":256.6,"bid_size":8.0,"ask":258.5,"ask_size":5.0,"iv":0.1984,"open_interest":31.0,"volume":0.0,"delta":-0.3375,"gamma":0.0004,"vega":19.5159,"theta":-0.8401,"rho":-15.5301,"theo":256.9739,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.2,"last_trade_time":"2026-02-10T15:18:34","percent_change":0.0,"prev_day_close":249.400001525879},{"option":"SPXW260930C06620000","bid":606.6,"bid_size":1.0,"ask":608.9,"ask_size":1.0,"iv":0.1981,"open_interest":7.0,"volume":0.0,"delta":0.6621,"gamma":0.0004,"vega":19.551,"theta":-0.806,"rho":23.8187,"theo":606.9315,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":693.9,"last_trade_time":"2026-01-09T10:45:19","percent_change":0.0,"prev_day_close":620.200012207031},{"option":"SPXW260930P06620000","bid":257.8,"bid_size":15.0,"ask":259.7,"ask_size":12.0,"iv":0.198,"open_interest":610.0,"volume":0.0,"delta":-0.3391,"gamma":0.0004,"vega":19.551,"theta":-0.84,"rho":-15.6053,"theo":258.2218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":253.81,"last_trade_time":"2026-02-17T14:48:11","percent_change":0.0,"prev_day_close":250.599998474121},{"option":"SPXW260930C06625000","bid":603.0,"bid_size":1.0,"ask":605.3,"ask_size":1.0,"iv":0.1977,"open_interest":61.0,"volume":0.0,"delta":0.6605,"gamma":0.0004,"vega":19.5857,"theta":-0.8064,"rho":23.773,"theo":603.3039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":656.99,"last_trade_time":"2025-12-23T10:21:10","percent_change":0.0,"prev_day_close":616.449981689453},{"option":"SPXW260930P06625000","bid":259.1,"bid_size":15.0,"ask":261.0,"ask_size":12.0,"iv":0.1976,"open_interest":555.0,"volume":0.0,"delta":-0.3407,"gamma":0.0004,"vega":19.5857,"theta":-0.8399,"rho":-15.6807,"theo":259.4761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":229.11,"last_trade_time":"2026-02-12T09:49:07","percent_change":0.0,"prev_day_close":251.849998474121},{"option":"SPXW260930C06630000","bid":599.4,"bid_size":1.0,"ask":601.7,"ask_size":1.0,"iv":0.1974,"open_interest":1.0,"volume":0.0,"delta":0.6589,"gamma":0.0004,"vega":19.6202,"theta":-0.8068,"rho":23.727,"theo":599.6828,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":558.0,"last_trade_time":"2025-11-18T11:23:23","percent_change":0.0,"prev_day_close":612.850006103516},{"option":"SPXW260930P06630000","bid":260.3,"bid_size":15.0,"ask":262.2,"ask_size":12.0,"iv":0.1973,"open_interest":246.0,"volume":0.0,"delta":-0.3423,"gamma":0.0004,"vega":19.6202,"theta":-0.8398,"rho":-15.7564,"theo":260.7367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":227.6,"last_trade_time":"2026-02-02T11:21:56","percent_change":0.0,"prev_day_close":253.099998474121},{"option":"SPXW260930C06635000","bid":595.8,"bid_size":1.0,"ask":598.0,"ask_size":1.0,"iv":0.197,"open_interest":9.0,"volume":0.0,"delta":0.6572,"gamma":0.0004,"vega":19.6544,"theta":-0.8072,"rho":23.6808,"theo":596.068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":556.24,"last_trade_time":"2025-11-21T12:34:46","percent_change":0.0,"prev_day_close":609.149993896484},{"option":"SPXW260930P06635000","bid":261.6,"bid_size":8.0,"ask":263.3,"ask_size":5.0,"iv":0.1969,"open_interest":25.0,"volume":0.0,"delta":-0.344,"gamma":0.0004,"vega":19.6544,"theta":-0.8398,"rho":-15.8322,"theo":262.0038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":225.9,"last_trade_time":"2026-02-02T12:42:44","percent_change":0.0,"prev_day_close":254.299995422363},{"option":"SPXW260930C06640000","bid":591.9,"bid_size":5.0,"ask":594.4,"ask_size":5.0,"iv":0.1969,"open_interest":61.0,"volume":0.0,"delta":0.6556,"gamma":0.0004,"vega":19.6884,"theta":-0.8075,"rho":23.6344,"theo":592.4596,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":679.5,"last_trade_time":"2026-01-09T10:45:36","percent_change":0.0,"prev_day_close":605.5},{"option":"SPXW260930P06640000","bid":262.9,"bid_size":14.0,"ask":264.6,"ask_size":12.0,"iv":0.1965,"open_interest":42.0,"volume":0.0,"delta":-0.3456,"gamma":0.0004,"vega":19.6884,"theta":-0.8396,"rho":-15.9083,"theo":263.2773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.9,"last_trade_time":"2026-01-30T10:44:20","percent_change":0.0,"prev_day_close":255.5},{"option":"SPXW260930C06645000","bid":588.3,"bid_size":2.0,"ask":590.8,"ask_size":2.0,"iv":0.1964,"open_interest":211.0,"volume":0.0,"delta":0.654,"gamma":0.0004,"vega":19.722,"theta":-0.8078,"rho":23.5878,"theo":588.8578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":638.4,"last_trade_time":"2025-12-22T12:22:57","percent_change":0.0,"prev_day_close":601.850006103516},{"option":"SPXW260930P06645000","bid":264.2,"bid_size":7.0,"ask":266.0,"ask_size":5.0,"iv":0.1962,"open_interest":7.0,"volume":0.0,"delta":-0.3472,"gamma":0.0004,"vega":19.722,"theta":-0.8395,"rho":-15.9845,"theo":264.5572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":282.0,"last_trade_time":"2026-02-13T10:06:55","percent_change":0.0,"prev_day_close":256.800003051758},{"option":"SPXW260930C06650000","bid":585.0,"bid_size":5.0,"ask":587.2,"ask_size":5.0,"iv":0.196,"open_interest":172.0,"volume":0.0,"delta":0.6523,"gamma":0.0004,"vega":19.7553,"theta":-0.8082,"rho":23.541,"theo":585.2624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":657.43,"last_trade_time":"2026-01-29T12:20:33","percent_change":0.0,"prev_day_close":598.25},{"option":"SPXW260930P06650000","bid":265.5,"bid_size":7.0,"ask":267.3,"ask_size":12.0,"iv":0.1959,"open_interest":52.0,"volume":0.0,"delta":-0.3489,"gamma":0.0004,"vega":19.7553,"theta":-0.8393,"rho":-16.061,"theo":265.8437,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":285.0,"last_trade_time":"2026-02-13T10:06:55","percent_change":0.0,"prev_day_close":258.0},{"option":"SPXW260930C06655000","bid":581.4,"bid_size":2.0,"ask":583.7,"ask_size":2.0,"iv":0.1956,"open_interest":19.0,"volume":0.0,"delta":0.6507,"gamma":0.0004,"vega":19.7884,"theta":-0.8085,"rho":23.4941,"theo":581.6735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":619.45,"last_trade_time":"2025-11-06T11:30:03","percent_change":0.0,"prev_day_close":594.649993896484},{"option":"SPXW260930P06655000","bid":266.7,"bid_size":7.0,"ask":268.6,"ask_size":5.0,"iv":0.1955,"open_interest":57.0,"volume":0.0,"delta":-0.3505,"gamma":0.0004,"vega":19.7884,"theta":-0.8391,"rho":-16.1376,"theo":267.1367,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":239.87,"last_trade_time":"2026-02-11T15:36:09","percent_change":0.0,"prev_day_close":259.300003051758},{"option":"SPXW260930C06660000","bid":577.8,"bid_size":5.0,"ask":580.1,"ask_size":5.0,"iv":0.1956,"open_interest":62.0,"volume":0.0,"delta":0.649,"gamma":0.0004,"vega":19.8212,"theta":-0.8088,"rho":23.4469,"theo":578.0912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":600.5,"last_trade_time":"2026-02-04T13:30:19","percent_change":0.0,"prev_day_close":591.050018310547},{"option":"SPXW260930P06660000","bid":268.0,"bid_size":14.0,"ask":269.9,"ask_size":12.0,"iv":0.1952,"open_interest":239.0,"volume":0.0,"delta":-0.3522,"gamma":0.0004,"vega":19.8212,"theta":-0.839,"rho":-16.2144,"theo":268.4361,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.3,"last_trade_time":"2026-02-05T10:37:13","percent_change":0.0,"prev_day_close":260.5},{"option":"SPXW260930C06665000","bid":574.2,"bid_size":2.0,"ask":576.5,"ask_size":2.0,"iv":0.195,"open_interest":6.0,"volume":0.0,"delta":0.6473,"gamma":0.0004,"vega":19.8536,"theta":-0.809,"rho":23.3995,"theo":574.5154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":613.7,"last_trade_time":"2025-12-12T11:46:45","percent_change":0.0,"prev_day_close":587.449981689453},{"option":"SPXW260930P06665000","bid":269.4,"bid_size":7.0,"ask":271.2,"ask_size":5.0,"iv":0.1948,"open_interest":25.0,"volume":0.0,"delta":-0.3539,"gamma":0.0004,"vega":19.8536,"theta":-0.8387,"rho":-16.2915,"theo":269.7422,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":244.53,"last_trade_time":"2026-02-11T12:05:03","percent_change":0.0,"prev_day_close":261.800003051758},{"option":"SPXW260930C06670000","bid":570.7,"bid_size":5.0,"ask":573.0,"ask_size":5.0,"iv":0.1946,"open_interest":3.0,"volume":0.0,"delta":0.6456,"gamma":0.0004,"vega":19.8858,"theta":-0.8093,"rho":23.352,"theo":570.9461,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":700.54,"last_trade_time":"2025-10-28T11:26:33","percent_change":0.0,"prev_day_close":583.800018310547},{"option":"SPXW260930P06670000","bid":270.7,"bid_size":7.0,"ask":272.5,"ask_size":12.0,"iv":0.1945,"open_interest":8.0,"volume":0.0,"delta":-0.3555,"gamma":0.0004,"vega":19.8858,"theta":-0.8385,"rho":-16.3687,"theo":271.0548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.04,"last_trade_time":"2025-11-20T12:41:18","percent_change":0.0,"prev_day_close":263.100006103516},{"option":"SPXW260930C06675000","bid":567.1,"bid_size":5.0,"ask":569.4,"ask_size":5.0,"iv":0.1944,"open_interest":383.0,"volume":0.0,"delta":0.644,"gamma":0.0004,"vega":19.9177,"theta":-0.8095,"rho":23.3042,"theo":567.3835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":635.45,"last_trade_time":"2025-12-08T13:39:08","percent_change":0.0,"prev_day_close":580.199981689453},{"option":"SPXW260930P06675000","bid":272.0,"bid_size":7.0,"ask":273.7,"ask_size":12.0,"iv":0.1941,"open_interest":13.0,"volume":0.0,"delta":-0.3572,"gamma":0.0004,"vega":19.9177,"theta":-0.8383,"rho":-16.4462,"theo":272.374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":296.39,"last_trade_time":"2026-02-17T10:17:30","percent_change":0.0,"prev_day_close":264.399993896484},{"option":"SPXW260930C06680000","bid":563.6,"bid_size":5.0,"ask":565.8,"ask_size":5.0,"iv":0.1939,"open_interest":6.0,"volume":0.0,"delta":0.6423,"gamma":0.0004,"vega":19.9494,"theta":-0.8097,"rho":23.2561,"theo":563.8276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":603.8,"last_trade_time":"2026-01-29T10:52:37","percent_change":0.0,"prev_day_close":576.649993896484},{"option":"SPXW260930P06680000","bid":273.3,"bid_size":14.0,"ask":275.2,"ask_size":12.0,"iv":0.1937,"open_interest":10.0,"volume":0.0,"delta":-0.3589,"gamma":0.0004,"vega":19.9494,"theta":-0.838,"rho":-16.5239,"theo":273.6999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":244.65,"last_trade_time":"2026-01-16T14:04:37","percent_change":0.0,"prev_day_close":265.699996948242},{"option":"SPXW260930C06685000","bid":560.0,"bid_size":2.0,"ask":562.3,"ask_size":2.0,"iv":0.1936,"open_interest":7.0,"volume":0.0,"delta":0.6406,"gamma":0.0004,"vega":19.9807,"theta":-0.8099,"rho":23.2079,"theo":560.2782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":549.46,"last_trade_time":"2025-11-24T10:42:57","percent_change":0.0,"prev_day_close":573.050018310547},{"option":"SPXW260930P06685000","bid":274.7,"bid_size":7.0,"ask":276.5,"ask_size":5.0,"iv":0.1934,"open_interest":9.0,"volume":0.0,"delta":-0.3606,"gamma":0.0004,"vega":19.9807,"theta":-0.8377,"rho":-16.6018,"theo":275.0324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":239.78,"last_trade_time":"2026-01-12T15:26:53","percent_change":0.0,"prev_day_close":267.0},{"option":"SPXW260930C06690000","bid":556.4,"bid_size":6.0,"ask":558.8,"ask_size":6.0,"iv":0.1931,"open_interest":16.0,"volume":0.0,"delta":0.6389,"gamma":0.0004,"vega":20.0118,"theta":-0.8101,"rho":23.1593,"theo":556.7356,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":642.0,"last_trade_time":"2025-12-24T11:19:07","percent_change":0.0,"prev_day_close":569.449981689453},{"option":"SPXW260930P06690000","bid":276.0,"bid_size":7.0,"ask":277.8,"ask_size":12.0,"iv":0.193,"open_interest":169.0,"volume":0.0,"delta":-0.3623,"gamma":0.0004,"vega":20.0118,"theta":-0.8374,"rho":-16.68,"theo":276.3716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.94,"last_trade_time":"2026-02-12T09:47:41","percent_change":0.0,"prev_day_close":268.300003051758},{"option":"SPXW260930C06695000","bid":553.0,"bid_size":2.0,"ask":555.2,"ask_size":2.0,"iv":0.1929,"open_interest":2.0,"volume":0.0,"delta":0.6372,"gamma":0.0004,"vega":20.0426,"theta":-0.8102,"rho":23.1105,"theo":553.1997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":644.4,"last_trade_time":"2026-01-06T15:44:59","percent_change":0.0,"prev_day_close":565.850006103516},{"option":"SPXW260930P06695000","bid":277.4,"bid_size":7.0,"ask":279.2,"ask_size":5.0,"iv":0.1927,"open_interest":601.0,"volume":0.0,"delta":-0.364,"gamma":0.0004,"vega":20.0426,"theta":-0.8371,"rho":-16.7585,"theo":277.7176,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":424.03,"last_trade_time":"2025-11-21T13:29:44","percent_change":0.0,"prev_day_close":269.600006103516},{"option":"SPXW260930C06700000","bid":549.4,"bid_size":6.0,"ask":551.7,"ask_size":6.0,"iv":0.1925,"open_interest":432.0,"volume":4.0,"delta":0.6354,"gamma":0.0004,"vega":20.0731,"theta":-0.8104,"rho":23.0614,"theo":549.6706,"change":19.33,"open":570.97,"high":570.97,"low":564.48,"tick":"down","last_trade_price":564.48,"last_trade_time":"2026-02-18T15:59:46","percent_change":3.54581,"prev_day_close":562.350006103516},{"option":"SPXW260930P06700000","bid":278.7,"bid_size":7.0,"ask":280.5,"ask_size":12.0,"iv":0.1923,"open_interest":674.0,"volume":0.0,"delta":-0.3658,"gamma":0.0004,"vega":20.0731,"theta":-0.8368,"rho":-16.8373,"theo":279.0703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":294.5,"last_trade_time":"2026-02-13T15:34:01","percent_change":0.0,"prev_day_close":270.899993896484},{"option":"SPXW260930C06705000","bid":545.9,"bid_size":2.0,"ask":548.2,"ask_size":2.0,"iv":0.1922,"open_interest":14.0,"volume":0.0,"delta":0.6337,"gamma":0.0004,"vega":20.1034,"theta":-0.8105,"rho":23.0119,"theo":546.1483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":548.92,"last_trade_time":"2026-02-13T10:13:09","percent_change":0.0,"prev_day_close":558.75},{"option":"SPXW260930P06705000","bid":280.1,"bid_size":7.0,"ask":281.9,"ask_size":5.0,"iv":0.192,"open_interest":11.0,"volume":0.0,"delta":-0.3675,"gamma":0.0004,"vega":20.1034,"theta":-0.8364,"rho":-16.9164,"theo":280.4298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.199996948242},{"option":"SPXW260930C06710000","bid":542.4,"bid_size":6.0,"ask":544.7,"ask_size":6.0,"iv":0.1918,"open_interest":32.0,"volume":0.0,"delta":0.632,"gamma":0.0004,"vega":20.1334,"theta":-0.8106,"rho":22.962,"theo":542.6328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":526.84,"last_trade_time":"2026-02-05T15:16:54","percent_change":0.0,"prev_day_close":555.25},{"option":"SPXW260930P06710000","bid":281.4,"bid_size":7.0,"ask":283.1,"ask_size":11.0,"iv":0.1916,"open_interest":6.0,"volume":0.0,"delta":-0.3692,"gamma":0.0004,"vega":20.1334,"theta":-0.836,"rho":-16.9959,"theo":281.7962,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.02,"last_trade_time":"2026-01-27T11:03:16","percent_change":0.0,"prev_day_close":273.5},{"option":"SPXW260930C06715000","bid":538.9,"bid_size":2.0,"ask":541.2,"ask_size":2.0,"iv":0.1915,"open_interest":197.0,"volume":2.0,"delta":0.6302,"gamma":0.0004,"vega":20.1632,"theta":-0.8107,"rho":22.9118,"theo":539.1242,"change":25.62,"open":560.22,"high":560.22,"low":560.22,"tick":"no_change","last_trade_price":560.22,"last_trade_time":"2026-02-18T13:56:21","percent_change":4.79237,"prev_day_close":551.649993896484},{"option":"SPXW260930P06715000","bid":282.8,"bid_size":7.0,"ask":284.5,"ask_size":5.0,"iv":0.1912,"open_interest":56.0,"volume":0.0,"delta":-0.371,"gamma":0.0004,"vega":20.1632,"theta":-0.8356,"rho":-17.0758,"theo":283.1695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":243.12,"last_trade_time":"2026-01-27T11:03:16","percent_change":0.0,"prev_day_close":274.899993896484},{"option":"SPXW260930C06720000","bid":535.4,"bid_size":6.0,"ask":537.7,"ask_size":6.0,"iv":0.1912,"open_interest":8.0,"volume":0.0,"delta":0.6285,"gamma":0.0004,"vega":20.1927,"theta":-0.8107,"rho":22.8611,"theo":535.6226,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":607.16,"last_trade_time":"2026-01-29T12:35:57","percent_change":0.0,"prev_day_close":548.149993896484},{"option":"SPXW260930P06720000","bid":284.2,"bid_size":7.0,"ask":286.0,"ask_size":11.0,"iv":0.1909,"open_interest":5.0,"volume":0.0,"delta":-0.3727,"gamma":0.0004,"vega":20.1927,"theta":-0.8352,"rho":-17.1562,"theo":284.5497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.57,"last_trade_time":"2026-02-03T09:54:57","percent_change":0.0,"prev_day_close":276.199996948242},{"option":"SPXW260930C06725000","bid":531.9,"bid_size":6.0,"ask":534.2,"ask_size":6.0,"iv":0.1908,"open_interest":654.0,"volume":0.0,"delta":0.6267,"gamma":0.0004,"vega":20.2219,"theta":-0.8108,"rho":22.81,"theo":532.128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":643.6,"last_trade_time":"2026-01-13T09:35:12","percent_change":0.0,"prev_day_close":544.600006103516},{"option":"SPXW260930P06725000","bid":285.6,"bid_size":7.0,"ask":287.4,"ask_size":11.0,"iv":0.1906,"open_interest":359.0,"volume":0.0,"delta":-0.3745,"gamma":0.0004,"vega":20.2219,"theta":-0.8348,"rho":-17.2369,"theo":285.9369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.0,"last_trade_time":"2026-02-13T12:48:14","percent_change":0.0,"prev_day_close":277.600006103516},{"option":"SPXW260930C06730000","bid":528.4,"bid_size":6.0,"ask":530.7,"ask_size":6.0,"iv":0.1904,"open_interest":52.0,"volume":0.0,"delta":0.625,"gamma":0.0004,"vega":20.2509,"theta":-0.8108,"rho":22.7585,"theo":528.6404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":508.13,"last_trade_time":"2026-02-17T13:16:49","percent_change":0.0,"prev_day_close":541.050018310547},{"option":"SPXW260930P06730000","bid":287.0,"bid_size":7.0,"ask":288.8,"ask_size":11.0,"iv":0.1902,"open_interest":102.0,"volume":0.0,"delta":-0.3762,"gamma":0.0004,"vega":20.2509,"theta":-0.8344,"rho":-17.3181,"theo":287.3312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":257.0,"last_trade_time":"2026-01-28T12:26:03","percent_change":0.0,"prev_day_close":278.899993896484},{"option":"SPXW260930C06735000","bid":524.9,"bid_size":2.0,"ask":527.2,"ask_size":2.0,"iv":0.19,"open_interest":7.0,"volume":0.0,"delta":0.6232,"gamma":0.0004,"vega":20.2797,"theta":-0.8108,"rho":22.7064,"theo":525.16,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":569.12,"last_trade_time":"2026-01-29T10:58:41","percent_change":0.0,"prev_day_close":537.550018310547},{"option":"SPXW260930P06735000","bid":288.4,"bid_size":7.0,"ask":290.2,"ask_size":5.0,"iv":0.1898,"open_interest":206.0,"volume":0.0,"delta":-0.378,"gamma":0.0004,"vega":20.2797,"theta":-0.8339,"rho":-17.3999,"theo":288.7326,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":280.8,"last_trade_time":"2026-02-06T10:38:50","percent_change":0.0,"prev_day_close":280.300003051758},{"option":"SPXW260930C06740000","bid":521.5,"bid_size":6.0,"ask":523.8,"ask_size":6.0,"iv":0.1897,"open_interest":5.0,"volume":0.0,"delta":0.6214,"gamma":0.0004,"vega":20.3082,"theta":-0.8108,"rho":22.6539,"theo":521.6867,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":609.54,"last_trade_time":"2026-02-10T09:59:11","percent_change":0.0,"prev_day_close":534.050018310547},{"option":"SPXW260930P06740000","bid":289.8,"bid_size":7.0,"ask":291.6,"ask_size":11.0,"iv":0.1895,"open_interest":71.0,"volume":0.0,"delta":-0.3798,"gamma":0.0004,"vega":20.3082,"theta":-0.8334,"rho":-17.4821,"theo":290.1412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":312.02,"last_trade_time":"2026-02-05T13:23:03","percent_change":0.0,"prev_day_close":281.699996948242},{"option":"SPXW260930C06745000","bid":518.0,"bid_size":2.0,"ask":520.3,"ask_size":2.0,"iv":0.1894,"open_interest":29.0,"volume":0.0,"delta":0.6196,"gamma":0.0004,"vega":20.3364,"theta":-0.8108,"rho":22.6008,"theo":518.2207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":587.78,"last_trade_time":"2025-12-02T12:50:37","percent_change":0.0,"prev_day_close":530.550018310547},{"option":"SPXW260930P06745000","bid":291.2,"bid_size":7.0,"ask":293.0,"ask_size":5.0,"iv":0.1891,"open_interest":63.0,"volume":0.0,"delta":-0.3816,"gamma":0.0004,"vega":20.3364,"theta":-0.8329,"rho":-17.5648,"theo":291.557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":290.9,"last_trade_time":"2026-02-06T09:42:54","percent_change":0.0,"prev_day_close":283.050003051758},{"option":"SPXW260930C06750000","bid":514.5,"bid_size":6.0,"ask":516.8,"ask_size":6.0,"iv":0.189,"open_interest":291.0,"volume":0.0,"delta":0.6178,"gamma":0.0004,"vega":20.3643,"theta":-0.8107,"rho":22.5472,"theo":514.762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":588.6,"last_trade_time":"2026-02-10T09:43:49","percent_change":0.0,"prev_day_close":527.050018310547},{"option":"SPXW260930P06750000","bid":292.6,"bid_size":7.0,"ask":294.4,"ask_size":11.0,"iv":0.1888,"open_interest":137.0,"volume":0.0,"delta":-0.3834,"gamma":0.0004,"vega":20.3643,"theta":-0.8324,"rho":-17.6481,"theo":292.9801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.74,"last_trade_time":"2026-02-13T11:47:42","percent_change":0.0,"prev_day_close":284.399993896484},{"option":"SPXW260930C06755000","bid":511.1,"bid_size":2.0,"ask":513.4,"ask_size":2.0,"iv":0.1886,"open_interest":16.0,"volume":0.0,"delta":0.616,"gamma":0.0004,"vega":20.392,"theta":-0.8106,"rho":22.493,"theo":511.3107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":573.24,"last_trade_time":"2026-01-14T14:28:40","percent_change":0.0,"prev_day_close":523.550018310547},{"option":"SPXW260930P06755000","bid":294.0,"bid_size":6.0,"ask":295.9,"ask_size":5.0,"iv":0.1884,"open_interest":43.0,"volume":0.0,"delta":-0.3852,"gamma":0.0004,"vega":20.392,"theta":-0.8318,"rho":-17.7319,"theo":294.4107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":271.0,"last_trade_time":"2026-02-06T15:44:43","percent_change":0.0,"prev_day_close":285.800003051758},{"option":"SPXW260930C06760000","bid":507.6,"bid_size":6.0,"ask":509.9,"ask_size":6.0,"iv":0.1883,"open_interest":43.0,"volume":0.0,"delta":0.6142,"gamma":0.0004,"vega":20.4193,"theta":-0.8106,"rho":22.4384,"theo":507.8668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.33,"last_trade_time":"2025-11-25T13:34:57","percent_change":0.0,"prev_day_close":520.100006103516},{"option":"SPXW260930P06760000","bid":295.5,"bid_size":6.0,"ask":297.3,"ask_size":11.0,"iv":0.1881,"open_interest":34.0,"volume":0.0,"delta":-0.387,"gamma":0.0004,"vega":20.4193,"theta":-0.8312,"rho":-17.8162,"theo":295.8486,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":271.65,"last_trade_time":"2026-02-06T15:45:42","percent_change":0.0,"prev_day_close":287.199996948242},{"option":"SPXW260930C06765000","bid":504.2,"bid_size":2.0,"ask":506.5,"ask_size":2.0,"iv":0.1878,"open_interest":13.0,"volume":0.0,"delta":0.6124,"gamma":0.0004,"vega":20.4464,"theta":-0.8104,"rho":22.3831,"theo":504.4305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":577.87,"last_trade_time":"2025-12-08T10:55:35","percent_change":0.0,"prev_day_close":516.649993896484},{"option":"SPXW260930P06765000","bid":296.9,"bid_size":6.0,"ask":298.7,"ask_size":4.0,"iv":0.1877,"open_interest":8.0,"volume":0.0,"delta":-0.3888,"gamma":0.0004,"vega":20.4464,"theta":-0.8306,"rho":-17.9011,"theo":297.2941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":304.85,"last_trade_time":"2026-02-17T12:38:48","percent_change":0.0,"prev_day_close":288.649993896484},{"option":"SPXW260930C06770000","bid":500.7,"bid_size":6.0,"ask":503.1,"ask_size":6.0,"iv":0.1875,"open_interest":74.0,"volume":0.0,"delta":0.6106,"gamma":0.0004,"vega":20.4732,"theta":-0.8103,"rho":22.3274,"theo":501.0017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":569.75,"last_trade_time":"2025-12-02T12:51:07","percent_change":0.0,"prev_day_close":513.149993896484},{"option":"SPXW260930P06770000","bid":298.3,"bid_size":6.0,"ask":300.0,"ask_size":10.0,"iv":0.1873,"open_interest":107.0,"volume":0.0,"delta":-0.3906,"gamma":0.0004,"vega":20.4732,"theta":-0.83,"rho":-17.9865,"theo":298.7472,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.8,"last_trade_time":"2026-01-27T14:41:50","percent_change":0.0,"prev_day_close":290.050003051758},{"option":"SPXW260930C06775000","bid":497.3,"bid_size":6.0,"ask":499.6,"ask_size":6.0,"iv":0.1872,"open_interest":290.0,"volume":0.0,"delta":0.6087,"gamma":0.0004,"vega":20.4997,"theta":-0.8102,"rho":22.2711,"theo":497.5806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":491.41,"last_trade_time":"2025-12-18T14:53:58","percent_change":0.0,"prev_day_close":509.699996948242},{"option":"SPXW260930P06775000","bid":299.8,"bid_size":6.0,"ask":301.7,"ask_size":10.0,"iv":0.187,"open_interest":521.0,"volume":0.0,"delta":-0.3925,"gamma":0.0004,"vega":20.4997,"theta":-0.8294,"rho":-18.0725,"theo":300.2079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":326.34,"last_trade_time":"2026-02-17T10:17:30","percent_change":0.0,"prev_day_close":291.449996948242},{"option":"SPXW260930C06780000","bid":493.9,"bid_size":6.0,"ask":496.2,"ask_size":6.0,"iv":0.1868,"open_interest":216.0,"volume":0.0,"delta":0.6069,"gamma":0.0004,"vega":20.5258,"theta":-0.81,"rho":22.2143,"theo":494.1671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":561.35,"last_trade_time":"2025-12-02T12:52:20","percent_change":0.0,"prev_day_close":506.25},{"option":"SPXW260930P06780000","bid":301.2,"bid_size":6.0,"ask":303.0,"ask_size":10.0,"iv":0.1866,"open_interest":354.0,"volume":0.0,"delta":-0.3943,"gamma":0.0004,"vega":20.5258,"theta":-0.8288,"rho":-18.1589,"theo":301.6763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":293.6,"last_trade_time":"2026-02-13T12:49:49","percent_change":0.0,"prev_day_close":292.899993896484},{"option":"SPXW260930C06785000","bid":490.5,"bid_size":2.0,"ask":492.8,"ask_size":2.0,"iv":0.1865,"open_interest":27.0,"volume":0.0,"delta":0.605,"gamma":0.0004,"vega":20.5516,"theta":-0.8098,"rho":22.1571,"theo":490.7615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":565.6,"last_trade_time":"2025-12-08T10:57:45","percent_change":0.0,"prev_day_close":502.75},{"option":"SPXW260930P06785000","bid":302.7,"bid_size":6.0,"ask":304.6,"ask_size":4.0,"iv":0.1863,"open_interest":100.0,"volume":0.0,"delta":-0.3962,"gamma":0.0004,"vega":20.5516,"theta":-0.8281,"rho":-18.2459,"theo":303.1525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":299.21,"last_trade_time":"2026-02-17T14:26:44","percent_change":0.0,"prev_day_close":294.300003051758},{"option":"SPXW260930C06790000","bid":487.1,"bid_size":6.0,"ask":489.4,"ask_size":6.0,"iv":0.1861,"open_interest":566.0,"volume":2.0,"delta":0.6032,"gamma":0.0004,"vega":20.5771,"theta":-0.8096,"rho":22.0993,"theo":487.3637,"change":32.98,"open":515.91,"high":516.08,"low":515.91,"tick":"up","last_trade_price":516.08,"last_trade_time":"2026-02-18T11:15:04","percent_change":6.82675,"prev_day_close":499.350006103516},{"option":"SPXW260930P06790000","bid":304.2,"bid_size":6.0,"ask":306.1,"ask_size":10.0,"iv":0.1859,"open_interest":65.0,"volume":0.0,"delta":-0.398,"gamma":0.0004,"vega":20.5771,"theta":-0.8274,"rho":-18.3333,"theo":304.6365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.05,"last_trade_time":"2026-02-17T15:48:22","percent_change":0.0,"prev_day_close":295.75},{"option":"SPXW260930C06795000","bid":483.7,"bid_size":2.0,"ask":486.0,"ask_size":2.0,"iv":0.1857,"open_interest":28.0,"volume":0.0,"delta":0.6013,"gamma":0.0004,"vega":20.6021,"theta":-0.8093,"rho":22.0411,"theo":483.9738,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":522.32,"last_trade_time":"2026-01-23T09:50:03","percent_change":0.0,"prev_day_close":495.900009155273},{"option":"SPXW260930P06795000","bid":305.7,"bid_size":6.0,"ask":307.6,"ask_size":4.0,"iv":0.1856,"open_interest":238.0,"volume":0.0,"delta":-0.3999,"gamma":0.0004,"vega":20.6021,"theta":-0.8267,"rho":-18.4211,"theo":306.1285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":318.62,"last_trade_time":"2026-02-12T16:07:22","percent_change":0.0,"prev_day_close":297.199996948242},{"option":"SPXW260930C06800000","bid":480.3,"bid_size":6.0,"ask":482.6,"ask_size":6.0,"iv":0.1854,"open_interest":710.0,"volume":2.0,"delta":0.5994,"gamma":0.0004,"vega":20.6268,"theta":-0.8091,"rho":21.9825,"theo":480.5918,"change":17.92,"open":495.69,"high":495.69,"low":494.27,"tick":"down","last_trade_price":494.27,"last_trade_time":"2026-02-18T14:34:13","percent_change":3.76194,"prev_day_close":492.5},{"option":"SPXW260930P06800000","bid":307.2,"bid_size":6.0,"ask":309.1,"ask_size":10.0,"iv":0.1852,"open_interest":456.0,"volume":0.0,"delta":-0.4018,"gamma":0.0004,"vega":20.6268,"theta":-0.826,"rho":-18.5094,"theo":307.6284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":332.5,"last_trade_time":"2026-02-17T09:53:14","percent_change":0.0,"prev_day_close":298.649993896484},{"option":"SPXW260930C06805000","bid":476.9,"bid_size":2.0,"ask":479.3,"ask_size":2.0,"iv":0.185,"open_interest":0.0,"volume":0.0,"delta":0.5976,"gamma":0.0004,"vega":20.6512,"theta":-0.8088,"rho":21.9237,"theo":477.2179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":489.050003051758},{"option":"SPXW260930P06805000","bid":308.7,"bid_size":6.0,"ask":310.6,"ask_size":4.0,"iv":0.1848,"open_interest":17.0,"volume":0.0,"delta":-0.4036,"gamma":0.0004,"vega":20.6512,"theta":-0.8252,"rho":-18.5978,"theo":309.1362,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":271.24,"last_trade_time":"2026-02-09T13:28:07","percent_change":0.0,"prev_day_close":300.149993896484},{"option":"SPXW260930C06810000","bid":473.6,"bid_size":6.0,"ask":475.9,"ask_size":6.0,"iv":0.1846,"open_interest":0.0,"volume":0.0,"delta":0.5957,"gamma":0.0004,"vega":20.6751,"theta":-0.8085,"rho":21.8644,"theo":473.852,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":485.649993896484},{"option":"SPXW260930P06810000","bid":310.2,"bid_size":6.0,"ask":312.1,"ask_size":10.0,"iv":0.1845,"open_interest":3.0,"volume":0.0,"delta":-0.4055,"gamma":0.0004,"vega":20.6751,"theta":-0.8244,"rho":-18.6868,"theo":310.6522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":340.44,"last_trade_time":"2026-02-17T10:28:00","percent_change":0.0,"prev_day_close":301.600006103516},{"option":"SPXW260930C06815000","bid":470.2,"bid_size":2.0,"ask":471.9,"ask_size":4.0,"iv":0.1841,"open_interest":0.0,"volume":0.0,"delta":0.5938,"gamma":0.0004,"vega":20.6986,"theta":-0.8082,"rho":21.8047,"theo":470.4942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":482.25},{"option":"SPXW260930P06815000","bid":311.7,"bid_size":6.0,"ask":313.6,"ask_size":4.0,"iv":0.1841,"open_interest":14.0,"volume":0.0,"delta":-0.4074,"gamma":0.0004,"vega":20.6986,"theta":-0.8236,"rho":-18.7761,"theo":312.1762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":270.25,"last_trade_time":"2026-02-09T12:01:00","percent_change":0.0,"prev_day_close":303.100006103516},{"option":"SPXW260930C06820000","bid":466.6,"bid_size":6.0,"ask":468.4,"ask_size":4.0,"iv":0.1838,"open_interest":2.0,"volume":0.0,"delta":0.5919,"gamma":0.0004,"vega":20.7218,"theta":-0.8078,"rho":21.7448,"theo":467.1446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":556.06,"last_trade_time":"2026-01-15T14:32:56","percent_change":0.0,"prev_day_close":478.850006103516},{"option":"SPXW260930P06820000","bid":313.2,"bid_size":12.0,"ask":315.2,"ask_size":10.0,"iv":0.1838,"open_interest":5.0,"volume":0.0,"delta":-0.4093,"gamma":0.0004,"vega":20.7218,"theta":-0.8228,"rho":-18.8657,"theo":313.7085,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":271.05,"last_trade_time":"2026-02-10T10:00:41","percent_change":0.0,"prev_day_close":304.550003051758},{"option":"SPXW260930C06825000","bid":463.5,"bid_size":6.0,"ask":465.2,"ask_size":4.0,"iv":0.1834,"open_interest":49.0,"volume":0.0,"delta":0.59,"gamma":0.0004,"vega":20.7444,"theta":-0.8075,"rho":21.6847,"theo":463.8031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":498.93,"last_trade_time":"2026-02-12T11:05:23","percent_change":0.0,"prev_day_close":475.5},{"option":"SPXW260930P06825000","bid":314.8,"bid_size":6.0,"ask":316.7,"ask_size":10.0,"iv":0.1834,"open_interest":336.0,"volume":0.0,"delta":-0.4112,"gamma":0.0004,"vega":20.7444,"theta":-0.822,"rho":-18.9556,"theo":315.2489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":324.78,"last_trade_time":"2026-02-13T10:57:24","percent_change":0.0,"prev_day_close":306.050003051758},{"option":"SPXW260930C06830000","bid":460.2,"bid_size":6.0,"ask":461.7,"ask_size":4.0,"iv":0.183,"open_interest":0.0,"volume":0.0,"delta":0.588,"gamma":0.0004,"vega":20.7667,"theta":-0.8071,"rho":21.6243,"theo":460.47,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":472.099990844727},{"option":"SPXW260930P06830000","bid":316.3,"bid_size":6.0,"ask":318.3,"ask_size":10.0,"iv":0.1831,"open_interest":10.0,"volume":0.0,"delta":-0.4132,"gamma":0.0004,"vega":20.7667,"theta":-0.8211,"rho":-19.0456,"theo":316.7975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":308.4,"last_trade_time":"2026-02-13T12:49:49","percent_change":0.0,"prev_day_close":307.550003051758},{"option":"SPXW260930C06835000","bid":456.8,"bid_size":2.0,"ask":458.4,"ask_size":4.0,"iv":0.1827,"open_interest":11.0,"volume":1.0,"delta":0.5861,"gamma":0.0004,"vega":20.7885,"theta":-0.8067,"rho":21.5637,"theo":457.145,"change":33.15,"open":486.2,"high":486.2,"low":486.2,"tick":"up","last_trade_price":486.2,"last_trade_time":"2026-02-18T10:49:22","percent_change":7.31708,"prev_day_close":468.75},{"option":"SPXW260930P06835000","bid":317.9,"bid_size":6.0,"ask":319.8,"ask_size":4.0,"iv":0.1827,"open_interest":14.0,"volume":0.0,"delta":-0.4151,"gamma":0.0004,"vega":20.7885,"theta":-0.8202,"rho":-19.1359,"theo":318.3544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":286.8,"last_trade_time":"2026-02-11T12:00:48","percent_change":0.0,"prev_day_close":309.100006103516},{"option":"SPXW260930C06840000","bid":453.5,"bid_size":6.0,"ask":455.1,"ask_size":4.0,"iv":0.1823,"open_interest":1.0,"volume":0.0,"delta":0.5842,"gamma":0.0004,"vega":20.8099,"theta":-0.8062,"rho":21.5028,"theo":453.8284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.61,"last_trade_time":"2026-01-27T09:37:30","percent_change":0.0,"prev_day_close":465.350006103516},{"option":"SPXW260930P06840000","bid":319.4,"bid_size":12.0,"ask":321.4,"ask_size":10.0,"iv":0.1824,"open_interest":6.0,"volume":0.0,"delta":-0.417,"gamma":0.0004,"vega":20.8099,"theta":-0.8193,"rho":-19.2264,"theo":319.9197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.8,"last_trade_time":"2026-01-06T10:09:34","percent_change":0.0,"prev_day_close":310.600006103516},{"option":"SPXW260930C06845000","bid":450.2,"bid_size":2.0,"ask":451.9,"ask_size":4.0,"iv":0.1819,"open_interest":1.0,"volume":0.0,"delta":0.5822,"gamma":0.0004,"vega":20.8309,"theta":-0.8058,"rho":21.4418,"theo":450.5202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":476.3,"last_trade_time":"2026-02-03T14:04:49","percent_change":0.0,"prev_day_close":462.0},{"option":"SPXW260930P06845000","bid":321.0,"bid_size":6.0,"ask":323.0,"ask_size":4.0,"iv":0.182,"open_interest":12.0,"volume":0.0,"delta":-0.419,"gamma":0.0004,"vega":20.8309,"theta":-0.8184,"rho":-19.317,"theo":321.4933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":318.87,"last_trade_time":"2026-02-13T11:45:37","percent_change":0.0,"prev_day_close":312.149993896484},{"option":"SPXW260930C06850000","bid":446.9,"bid_size":6.0,"ask":448.4,"ask_size":4.0,"iv":0.1815,"open_interest":145.0,"volume":0.0,"delta":0.5803,"gamma":0.0004,"vega":20.8514,"theta":-0.8053,"rho":21.3806,"theo":447.2203,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":525.78,"last_trade_time":"2026-02-11T09:51:11","percent_change":0.0,"prev_day_close":458.649993896484},{"option":"SPXW260930P06850000","bid":322.6,"bid_size":6.0,"ask":324.4,"ask_size":10.0,"iv":0.1816,"open_interest":336.0,"volume":10.0,"delta":-0.4209,"gamma":0.0004,"vega":20.8514,"theta":-0.8174,"rho":-19.4079,"theo":323.0753,"change":-8.58,"open":315.92,"high":315.92,"low":315.92,"tick":"down","last_trade_price":315.92,"last_trade_time":"2026-02-18T14:49:26","percent_change":-2.64407,"prev_day_close":313.649993896484},{"option":"SPXW260930C06855000","bid":443.6,"bid_size":2.0,"ask":445.2,"ask_size":4.0,"iv":0.1813,"open_interest":1.0,"volume":0.0,"delta":0.5783,"gamma":0.0004,"vega":20.8714,"theta":-0.8048,"rho":21.3193,"theo":443.9289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":472.8,"last_trade_time":"2026-02-04T15:56:57","percent_change":0.0,"prev_day_close":455.25},{"option":"SPXW260930P06855000","bid":324.2,"bid_size":6.0,"ask":325.9,"ask_size":4.0,"iv":0.1812,"open_interest":1.0,"volume":0.0,"delta":-0.4229,"gamma":0.0004,"vega":20.8714,"theta":-0.8164,"rho":-19.4989,"theo":324.6657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.93,"last_trade_time":"2026-01-20T09:41:28","percent_change":0.0,"prev_day_close":315.199996948242},{"option":"SPXW260930C06860000","bid":440.3,"bid_size":6.0,"ask":441.9,"ask_size":4.0,"iv":0.1809,"open_interest":0.0,"volume":0.0,"delta":0.5763,"gamma":0.0004,"vega":20.891,"theta":-0.8043,"rho":21.2577,"theo":440.646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":452.0},{"option":"SPXW260930P06860000","bid":325.8,"bid_size":6.0,"ask":327.5,"ask_size":10.0,"iv":0.1809,"open_interest":8.0,"volume":0.0,"delta":-0.4248,"gamma":0.0004,"vega":20.891,"theta":-0.8154,"rho":-19.5902,"theo":326.2646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":323.57,"last_trade_time":"2026-02-13T11:45:37","percent_change":0.0,"prev_day_close":316.75},{"option":"SPXW260930C06865000","bid":437.1,"bid_size":2.0,"ask":438.6,"ask_size":4.0,"iv":0.1805,"open_interest":7.0,"volume":0.0,"delta":0.5744,"gamma":0.0004,"vega":20.9102,"theta":-0.8037,"rho":21.196,"theo":437.3715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":450.5,"last_trade_time":"2026-01-20T13:03:21","percent_change":0.0,"prev_day_close":448.649993896484},{"option":"SPXW260930P06865000","bid":327.4,"bid_size":6.0,"ask":329.4,"ask_size":4.0,"iv":0.1806,"open_interest":21.0,"volume":0.0,"delta":-0.4268,"gamma":0.0004,"vega":20.9102,"theta":-0.8144,"rho":-19.6816,"theo":327.8719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.6,"last_trade_time":"2026-02-12T11:23:23","percent_change":0.0,"prev_day_close":318.350006103516},{"option":"SPXW260930C06870000","bid":433.8,"bid_size":6.0,"ask":435.3,"ask_size":4.0,"iv":0.1802,"open_interest":1.0,"volume":0.0,"delta":0.5724,"gamma":0.0004,"vega":20.9289,"theta":-0.8032,"rho":21.134,"theo":434.1056,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":522.38,"last_trade_time":"2026-01-13T15:51:41","percent_change":0.0,"prev_day_close":445.350006103516},{"option":"SPXW260930P06870000","bid":329.0,"bid_size":6.0,"ask":330.8,"ask_size":9.0,"iv":0.1802,"open_interest":5.0,"volume":0.0,"delta":-0.4288,"gamma":0.0004,"vega":20.9289,"theta":-0.8134,"rho":-19.7732,"theo":329.4879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":283.4,"last_trade_time":"2026-01-27T09:53:11","percent_change":0.0,"prev_day_close":319.899993896484},{"option":"SPXW260930C06875000","bid":430.5,"bid_size":6.0,"ask":432.1,"ask_size":4.0,"iv":0.1798,"open_interest":365.0,"volume":0.0,"delta":0.5704,"gamma":0.0004,"vega":20.9472,"theta":-0.8026,"rho":21.0717,"theo":430.8483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":511.13,"last_trade_time":"2025-12-26T15:59:56","percent_change":0.0,"prev_day_close":442.050003051758},{"option":"SPXW260930P06875000","bid":330.6,"bid_size":6.0,"ask":332.4,"ask_size":9.0,"iv":0.1798,"open_interest":163.0,"volume":0.0,"delta":-0.4308,"gamma":0.0004,"vega":20.9472,"theta":-0.8123,"rho":-19.8651,"theo":331.1124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":361.21,"last_trade_time":"2026-02-17T10:24:43","percent_change":0.0,"prev_day_close":321.5},{"option":"SPXW260930C06880000","bid":427.3,"bid_size":6.0,"ask":428.7,"ask_size":4.0,"iv":0.1794,"open_interest":2.0,"volume":0.0,"delta":0.5684,"gamma":0.0004,"vega":20.965,"theta":-0.802,"rho":21.0093,"theo":427.5996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":428.94,"last_trade_time":"2026-02-13T15:04:48","percent_change":0.0,"prev_day_close":438.800003051758},{"option":"SPXW260930P06880000","bid":332.2,"bid_size":11.0,"ask":334.2,"ask_size":9.0,"iv":0.1795,"open_interest":15.0,"volume":0.0,"delta":-0.4328,"gamma":0.0004,"vega":20.965,"theta":-0.8112,"rho":-19.9573,"theo":332.7456,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.0,"last_trade_time":"2026-01-27T13:02:11","percent_change":0.0,"prev_day_close":323.050003051758},{"option":"SPXW260930C06885000","bid":424.0,"bid_size":2.0,"ask":425.6,"ask_size":4.0,"iv":0.1791,"open_interest":0.0,"volume":0.0,"delta":0.5664,"gamma":0.0004,"vega":20.9823,"theta":-0.8013,"rho":20.9465,"theo":424.3597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":435.5},{"option":"SPXW260930P06885000","bid":333.9,"bid_size":6.0,"ask":335.9,"ask_size":4.0,"iv":0.1792,"open_interest":19.0,"volume":0.0,"delta":-0.4348,"gamma":0.0004,"vega":20.9823,"theta":-0.8101,"rho":-20.0497,"theo":334.3875,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":344.25,"last_trade_time":"2026-01-20T09:49:06","percent_change":0.0,"prev_day_close":324.649993896484},{"option":"SPXW260930C06890000","bid":420.8,"bid_size":6.0,"ask":422.3,"ask_size":4.0,"iv":0.1787,"open_interest":69.0,"volume":0.0,"delta":0.5644,"gamma":0.0004,"vega":20.9992,"theta":-0.8007,"rho":20.8833,"theo":421.1285,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":449.01,"last_trade_time":"2026-01-21T10:44:01","percent_change":0.0,"prev_day_close":432.150009155273},{"option":"SPXW260930P06890000","bid":335.5,"bid_size":11.0,"ask":337.5,"ask_size":9.0,"iv":0.1788,"open_interest":130.0,"volume":0.0,"delta":-0.4368,"gamma":0.0004,"vega":20.9992,"theta":-0.809,"rho":-20.1425,"theo":336.0382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.0,"last_trade_time":"2026-01-21T15:33:14","percent_change":0.0,"prev_day_close":326.25},{"option":"SPXW260930C06895000","bid":417.6,"bid_size":2.0,"ask":419.1,"ask_size":4.0,"iv":0.1784,"open_interest":0.0,"volume":0.0,"delta":0.5623,"gamma":0.0004,"vega":21.0156,"theta":-0.8,"rho":20.8198,"theo":417.9062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":428.949996948242},{"option":"SPXW260930P06895000","bid":337.2,"bid_size":6.0,"ask":339.0,"ask_size":4.0,"iv":0.1784,"open_interest":70.0,"volume":0.0,"delta":-0.4388,"gamma":0.0004,"vega":21.0156,"theta":-0.8078,"rho":-20.2356,"theo":337.6976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.7,"last_trade_time":"2026-02-12T15:31:21","percent_change":0.0,"prev_day_close":327.899993896484},{"option":"SPXW260930C06900000","bid":414.4,"bid_size":6.0,"ask":415.9,"ask_size":4.0,"iv":0.178,"open_interest":274.0,"volume":0.0,"delta":0.5603,"gamma":0.0004,"vega":21.0316,"theta":-0.7993,"rho":20.756,"theo":414.6927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":470.84,"last_trade_time":"2026-02-11T12:11:57","percent_change":0.0,"prev_day_close":425.699996948242},{"option":"SPXW260930P06900000","bid":338.8,"bid_size":11.0,"ask":340.7,"ask_size":9.0,"iv":0.178,"open_interest":657.0,"volume":6.0,"delta":-0.4409,"gamma":0.0004,"vega":21.0316,"theta":-0.8066,"rho":-20.3292,"theo":339.366,"change":-16.15,"open":320.0,"high":325.0,"low":315.1,"tick":"down","last_trade_price":324.8,"last_trade_time":"2026-02-18T13:57:53","percent_change":-4.73676,"prev_day_close":329.550003051758},{"option":"SPXW260930C06905000","bid":411.2,"bid_size":2.0,"ask":412.7,"ask_size":4.0,"iv":0.1777,"open_interest":2.0,"volume":0.0,"delta":0.5583,"gamma":0.0004,"vega":21.0471,"theta":-0.7986,"rho":20.6916,"theo":411.4882,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":461.4,"last_trade_time":"2026-02-04T10:21:25","percent_change":0.0,"prev_day_close":422.449996948242},{"option":"SPXW260930P06905000","bid":340.5,"bid_size":6.0,"ask":342.5,"ask_size":4.0,"iv":0.1777,"open_interest":9.0,"volume":0.0,"delta":-0.4429,"gamma":0.0004,"vega":21.0471,"theta":-0.8054,"rho":-20.4232,"theo":341.0434,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":364.8,"last_trade_time":"2026-02-13T09:52:25","percent_change":0.0,"prev_day_close":331.149993896484},{"option":"SPXW260930C06910000","bid":408.0,"bid_size":6.0,"ask":409.5,"ask_size":4.0,"iv":0.1773,"open_interest":6.0,"volume":0.0,"delta":0.5562,"gamma":0.0004,"vega":21.0622,"theta":-0.7978,"rho":20.6268,"theo":408.2928,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":505.8,"last_trade_time":"2026-01-28T11:40:39","percent_change":0.0,"prev_day_close":419.199996948242},{"option":"SPXW260930P06910000","bid":342.2,"bid_size":11.0,"ask":344.2,"ask_size":9.0,"iv":0.1774,"open_interest":18.0,"volume":0.0,"delta":-0.445,"gamma":0.0004,"vega":21.0622,"theta":-0.8042,"rho":-20.5177,"theo":342.7298,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":296.21,"last_trade_time":"2026-02-09T11:58:08","percent_change":0.0,"prev_day_close":332.800003051758},{"option":"SPXW260930C06915000","bid":404.8,"bid_size":2.0,"ask":406.3,"ask_size":4.0,"iv":0.177,"open_interest":11.0,"volume":0.0,"delta":0.5542,"gamma":0.0004,"vega":21.0767,"theta":-0.7971,"rho":20.5615,"theo":405.1065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":474.7,"last_trade_time":"2026-02-09T15:37:14","percent_change":0.0,"prev_day_close":416.0},{"option":"SPXW260930P06915000","bid":343.8,"bid_size":6.0,"ask":345.9,"ask_size":4.0,"iv":0.177,"open_interest":10.0,"volume":0.0,"delta":-0.447,"gamma":0.0004,"vega":21.0767,"theta":-0.803,"rho":-20.6127,"theo":344.4254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":305.2,"last_trade_time":"2026-02-11T14:13:26","percent_change":0.0,"prev_day_close":334.449996948242},{"option":"SPXW260930C06920000","bid":401.6,"bid_size":6.0,"ask":403.1,"ask_size":4.0,"iv":0.1766,"open_interest":7.0,"volume":0.0,"delta":0.5521,"gamma":0.0004,"vega":21.0908,"theta":-0.7963,"rho":20.4956,"theo":401.9295,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":451.38,"last_trade_time":"2026-02-09T09:56:24","percent_change":0.0,"prev_day_close":412.800003051758},{"option":"SPXW260930P06920000","bid":345.6,"bid_size":11.0,"ask":347.6,"ask_size":9.0,"iv":0.1766,"open_interest":5.0,"volume":0.0,"delta":-0.4491,"gamma":0.0004,"vega":21.0908,"theta":-0.8017,"rho":-20.7082,"theo":346.1302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.87,"last_trade_time":"2026-02-10T15:18:02","percent_change":0.0,"prev_day_close":336.149993896484},{"option":"SPXW260930C06925000","bid":398.4,"bid_size":6.0,"ask":399.9,"ask_size":4.0,"iv":0.1762,"open_interest":35.0,"volume":0.0,"delta":0.55,"gamma":0.0004,"vega":21.1045,"theta":-0.7954,"rho":20.4291,"theo":398.7618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":398.94,"last_trade_time":"2026-02-13T10:14:41","percent_change":0.0,"prev_day_close":409.550003051758},{"option":"SPXW260930P06925000","bid":347.3,"bid_size":11.0,"ask":349.2,"ask_size":9.0,"iv":0.1763,"open_interest":241.0,"volume":0.0,"delta":-0.4512,"gamma":0.0004,"vega":21.1045,"theta":-0.8004,"rho":-20.8043,"theo":347.8443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":370.0,"last_trade_time":"2026-02-17T12:54:48","percent_change":0.0,"prev_day_close":337.75},{"option":"SPXW260930C06930000","bid":395.3,"bid_size":6.0,"ask":396.8,"ask_size":4.0,"iv":0.1759,"open_interest":12.0,"volume":0.0,"delta":0.548,"gamma":0.0004,"vega":21.1176,"theta":-0.7946,"rho":20.3621,"theo":395.6034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":436.0,"last_trade_time":"2026-02-06T13:17:07","percent_change":0.0,"prev_day_close":406.300003051758},{"option":"SPXW260930P06930000","bid":349.0,"bid_size":11.0,"ask":351.1,"ask_size":9.0,"iv":0.1759,"open_interest":4.0,"volume":0.0,"delta":-0.4532,"gamma":0.0004,"vega":21.1176,"theta":-0.7991,"rho":-20.9011,"theo":349.5678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":345.7,"last_trade_time":"2026-02-12T12:43:11","percent_change":0.0,"prev_day_close":339.5},{"option":"SPXW260930C06935000","bid":392.1,"bid_size":2.0,"ask":393.7,"ask_size":4.0,"iv":0.1755,"open_interest":0.0,"volume":0.0,"delta":0.5459,"gamma":0.0004,"vega":21.1302,"theta":-0.7937,"rho":20.2944,"theo":392.4546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":403.199996948242},{"option":"SPXW260930P06935000","bid":350.7,"bid_size":6.0,"ask":352.8,"ask_size":4.0,"iv":0.1756,"open_interest":6.0,"volume":0.0,"delta":-0.4553,"gamma":0.0004,"vega":21.1302,"theta":-0.7978,"rho":-20.9984,"theo":351.3009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":350.24,"last_trade_time":"2026-02-12T11:22:04","percent_change":0.0,"prev_day_close":341.199996948242},{"option":"SPXW260930C06940000","bid":389.0,"bid_size":6.0,"ask":390.5,"ask_size":4.0,"iv":0.1752,"open_interest":4.0,"volume":0.0,"delta":0.5438,"gamma":0.0004,"vega":21.1424,"theta":-0.7929,"rho":20.2262,"theo":389.3155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":437.29,"last_trade_time":"2026-02-04T10:56:00","percent_change":0.0,"prev_day_close":400.0},{"option":"SPXW260930P06940000","bid":352.5,"bid_size":11.0,"ask":354.6,"ask_size":9.0,"iv":0.1752,"open_interest":11.0,"volume":0.0,"delta":-0.4574,"gamma":0.0004,"vega":21.1424,"theta":-0.7964,"rho":-21.0963,"theo":353.0435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":345.94,"last_trade_time":"2026-02-03T13:13:53","percent_change":0.0,"prev_day_close":342.899993896484},{"option":"SPXW260930C06945000","bid":385.8,"bid_size":2.0,"ask":387.3,"ask_size":4.0,"iv":0.1748,"open_interest":20.0,"volume":0.0,"delta":0.5417,"gamma":0.0004,"vega":21.154,"theta":-0.7919,"rho":20.1573,"theo":386.186,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":474.13,"last_trade_time":"2026-01-27T10:10:04","percent_change":0.0,"prev_day_close":396.800003051758},{"option":"SPXW260930P06945000","bid":354.2,"bid_size":6.0,"ask":356.3,"ask_size":4.0,"iv":0.1749,"open_interest":13.0,"volume":0.0,"delta":-0.4595,"gamma":0.0004,"vega":21.154,"theta":-0.795,"rho":-21.1949,"theo":354.7959,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":350.87,"last_trade_time":"2026-02-17T14:33:59","percent_change":0.0,"prev_day_close":344.600006103516},{"option":"SPXW260930C06950000","bid":382.7,"bid_size":6.0,"ask":384.2,"ask_size":4.0,"iv":0.1745,"open_interest":167.0,"volume":0.0,"delta":0.5396,"gamma":0.0004,"vega":21.1651,"theta":-0.791,"rho":20.0878,"theo":383.0664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.51,"last_trade_time":"2026-02-05T12:50:48","percent_change":0.0,"prev_day_close":393.600006103516},{"option":"SPXW260930P06950000","bid":356.0,"bid_size":11.0,"ask":357.9,"ask_size":9.0,"iv":0.1745,"open_interest":172.0,"volume":0.0,"delta":-0.4616,"gamma":0.0004,"vega":21.1651,"theta":-0.7936,"rho":-21.294,"theo":356.5581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":330.8,"last_trade_time":"2026-02-06T15:32:23","percent_change":0.0,"prev_day_close":346.300003051758},{"option":"SPXW260930C06955000","bid":379.6,"bid_size":2.0,"ask":381.1,"ask_size":4.0,"iv":0.1741,"open_interest":14.0,"volume":0.0,"delta":0.5374,"gamma":0.0004,"vega":21.1756,"theta":-0.79,"rho":20.0176,"theo":379.9567,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":402.0,"last_trade_time":"2026-02-04T13:30:19","percent_change":0.0,"prev_day_close":390.5},{"option":"SPXW260930P06955000","bid":357.8,"bid_size":6.0,"ask":359.7,"ask_size":4.0,"iv":0.1741,"open_interest":7.0,"volume":0.0,"delta":-0.4638,"gamma":0.0004,"vega":21.1756,"theta":-0.7922,"rho":-21.3938,"theo":358.3303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":324.3,"last_trade_time":"2026-02-10T15:55:50","percent_change":0.0,"prev_day_close":348.050003051758},{"option":"SPXW260930C06960000","bid":376.5,"bid_size":6.0,"ask":378.0,"ask_size":4.0,"iv":0.1738,"open_interest":1.0,"volume":0.0,"delta":0.5353,"gamma":0.0004,"vega":21.1857,"theta":-0.789,"rho":19.947,"theo":376.8571,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":366.08,"last_trade_time":"2026-02-05T15:16:54","percent_change":0.0,"prev_day_close":387.349990844727},{"option":"SPXW260930P06960000","bid":359.5,"bid_size":11.0,"ask":361.7,"ask_size":9.0,"iv":0.1738,"open_interest":14.0,"volume":0.0,"delta":-0.4659,"gamma":0.0004,"vega":21.1857,"theta":-0.7907,"rho":-21.4942,"theo":360.1125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.9,"last_trade_time":"2026-02-10T15:55:50","percent_change":0.0,"prev_day_close":349.800003051758},{"option":"SPXW260930C06965000","bid":373.4,"bid_size":2.0,"ask":374.9,"ask_size":4.0,"iv":0.1733,"open_interest":19.0,"volume":0.0,"delta":0.5332,"gamma":0.0004,"vega":21.1951,"theta":-0.788,"rho":19.8757,"theo":373.7675,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":416.3,"last_trade_time":"2026-02-11T10:25:51","percent_change":0.0,"prev_day_close":384.25},{"option":"SPXW260930P06965000","bid":361.3,"bid_size":6.0,"ask":363.5,"ask_size":4.0,"iv":0.1735,"open_interest":3.0,"volume":0.0,"delta":-0.468,"gamma":0.0004,"vega":21.1951,"theta":-0.7892,"rho":-21.5951,"theo":361.9048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.03,"last_trade_time":"2026-02-10T13:54:54","percent_change":0.0,"prev_day_close":351.550003051758},{"option":"SPXW260930C06970000","bid":370.4,"bid_size":6.0,"ask":371.9,"ask_size":4.0,"iv":0.1731,"open_interest":15.0,"volume":0.0,"delta":0.531,"gamma":0.0004,"vega":21.204,"theta":-0.787,"rho":19.8039,"theo":370.6883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":422.57,"last_trade_time":"2026-01-22T09:44:05","percent_change":0.0,"prev_day_close":381.100006103516},{"option":"SPXW260930P06970000","bid":363.1,"bid_size":11.0,"ask":365.3,"ask_size":9.0,"iv":0.1731,"open_interest":25.0,"volume":0.0,"delta":-0.4702,"gamma":0.0004,"vega":21.204,"theta":-0.7877,"rho":-21.6965,"theo":363.7073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.56,"last_trade_time":"2026-02-17T14:48:11","percent_change":0.0,"prev_day_close":353.300003051758},{"option":"SPXW260930C06975000","bid":367.3,"bid_size":6.0,"ask":368.8,"ask_size":4.0,"iv":0.1727,"open_interest":487.0,"volume":0.0,"delta":0.5289,"gamma":0.0004,"vega":21.2124,"theta":-0.786,"rho":19.7316,"theo":367.6193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":377.88,"last_trade_time":"2026-02-12T12:17:17","percent_change":0.0,"prev_day_close":378.0},{"option":"SPXW260930P06975000","bid":365.0,"bid_size":11.0,"ask":367.1,"ask_size":9.0,"iv":0.1728,"open_interest":68.0,"volume":0.0,"delta":-0.4723,"gamma":0.0004,"vega":21.2124,"theta":-0.7862,"rho":-21.7985,"theo":365.5202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":322.47,"last_trade_time":"2026-02-12T09:49:07","percent_change":0.0,"prev_day_close":355.050003051758},{"option":"SPXW260930C06980000","bid":364.2,"bid_size":6.0,"ask":365.7,"ask_size":4.0,"iv":0.1723,"open_interest":51.0,"volume":0.0,"delta":0.5267,"gamma":0.0004,"vega":21.2201,"theta":-0.7849,"rho":19.6591,"theo":364.5607,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":460.3,"last_trade_time":"2026-01-29T09:35:00","percent_change":0.0,"prev_day_close":374.899993896484},{"option":"SPXW260930P06980000","bid":366.8,"bid_size":11.0,"ask":368.9,"ask_size":9.0,"iv":0.1724,"open_interest":7.0,"volume":0.0,"delta":-0.4745,"gamma":0.0004,"vega":21.2201,"theta":-0.7846,"rho":-21.9007,"theo":367.3435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":379.2,"last_trade_time":"2026-01-21T09:38:30","percent_change":0.0,"prev_day_close":356.850006103516},{"option":"SPXW260930C06985000","bid":361.2,"bid_size":2.0,"ask":362.7,"ask_size":4.0,"iv":0.172,"open_interest":7.0,"volume":0.0,"delta":0.5245,"gamma":0.0004,"vega":21.2273,"theta":-0.7837,"rho":19.586,"theo":361.5127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":330.5,"last_trade_time":"2026-02-17T10:32:30","percent_change":0.0,"prev_day_close":371.800003051758},{"option":"SPXW260930P06985000","bid":368.6,"bid_size":6.0,"ask":370.8,"ask_size":4.0,"iv":0.1721,"open_interest":11.0,"volume":0.0,"delta":-0.4766,"gamma":0.0004,"vega":21.2273,"theta":-0.783,"rho":-22.0034,"theo":369.1773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":353.07,"last_trade_time":"2026-02-06T11:37:19","percent_change":0.0,"prev_day_close":358.649993896484},{"option":"SPXW260930C06990000","bid":358.2,"bid_size":6.0,"ask":359.9,"ask_size":4.0,"iv":0.1717,"open_interest":0.0,"volume":0.0,"delta":0.5224,"gamma":0.0004,"vega":21.2339,"theta":-0.7826,"rho":19.5126,"theo":358.4752,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":378.41,"last_trade_time":"2026-01-20T09:50:01","percent_change":0.0,"prev_day_close":368.75},{"option":"SPXW260930P06990000","bid":370.5,"bid_size":11.0,"ask":372.6,"ask_size":9.0,"iv":0.1717,"open_interest":14.0,"volume":0.0,"delta":-0.4788,"gamma":0.0004,"vega":21.2339,"theta":-0.7814,"rho":-22.1065,"theo":371.0216,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":349.07,"last_trade_time":"2026-01-30T13:45:51","percent_change":0.0,"prev_day_close":360.449996948242},{"option":"SPXW260930C06995000","bid":355.1,"bid_size":2.0,"ask":356.7,"ask_size":4.0,"iv":0.1713,"open_interest":1.0,"volume":0.0,"delta":0.5202,"gamma":0.0004,"vega":21.2399,"theta":-0.7815,"rho":19.4388,"theo":355.4483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.8,"last_trade_time":"2026-02-17T10:32:30","percent_change":0.0,"prev_day_close":365.699996948242},{"option":"SPXW260930P06995000","bid":372.3,"bid_size":6.0,"ask":374.5,"ask_size":4.0,"iv":0.1714,"open_interest":18.0,"volume":0.0,"delta":-0.481,"gamma":0.0004,"vega":21.2399,"theta":-0.7798,"rho":-22.2099,"theo":372.8766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":342.0,"last_trade_time":"2026-01-30T11:29:16","percent_change":0.0,"prev_day_close":362.25},{"option":"SPXW260930C07000000","bid":352.1,"bid_size":6.0,"ask":353.6,"ask_size":4.0,"iv":0.171,"open_interest":1096.0,"volume":0.0,"delta":0.518,"gamma":0.0004,"vega":21.2453,"theta":-0.7803,"rho":19.3649,"theo":352.4322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":347.9,"last_trade_time":"2026-02-17T11:17:32","percent_change":0.0,"prev_day_close":362.600006103516},{"option":"SPXW260930P07000000","bid":374.3,"bid_size":19.0,"ask":376.2,"ask_size":23.0,"iv":0.171,"open_interest":1403.0,"volume":11.0,"delta":-0.4832,"gamma":0.0004,"vega":21.2453,"theta":-0.7781,"rho":-22.3136,"theo":374.7423,"change":-23.7,"open":353.1,"high":353.1,"low":353.1,"tick":"down","last_trade_price":353.1,"last_trade_time":"2026-02-18T13:27:28","percent_change":-6.28981,"prev_day_close":364.149993896484},{"option":"SPXW260930C07005000","bid":349.1,"bid_size":2.0,"ask":350.6,"ask_size":4.0,"iv":0.1706,"open_interest":213.0,"volume":0.0,"delta":0.5158,"gamma":0.0004,"vega":21.2502,"theta":-0.7791,"rho":19.2907,"theo":349.4269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":342.8,"last_trade_time":"2026-02-17T12:37:21","percent_change":0.0,"prev_day_close":359.600006103516},{"option":"SPXW260930P07005000","bid":376.1,"bid_size":6.0,"ask":378.3,"ask_size":4.0,"iv":0.1707,"open_interest":245.0,"volume":0.0,"delta":-0.4854,"gamma":0.0004,"vega":21.2502,"theta":-0.7764,"rho":-22.4174,"theo":376.6189,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.71,"last_trade_time":"2026-02-04T14:59:19","percent_change":0.0,"prev_day_close":365.949996948242},{"option":"SPXW260930C07010000","bid":346.1,"bid_size":6.0,"ask":347.6,"ask_size":4.0,"iv":0.1703,"open_interest":41.0,"volume":0.0,"delta":0.5136,"gamma":0.0004,"vega":21.2544,"theta":-0.7778,"rho":19.2163,"theo":346.4324,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":342.05,"last_trade_time":"2026-02-17T11:17:32","percent_change":0.0,"prev_day_close":356.550003051758},{"option":"SPXW260930P07010000","bid":378.0,"bid_size":11.0,"ask":380.2,"ask_size":9.0,"iv":0.1703,"open_interest":33.0,"volume":0.0,"delta":-0.4876,"gamma":0.0004,"vega":21.2544,"theta":-0.7747,"rho":-22.5214,"theo":378.5062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.1,"last_trade_time":"2026-01-20T14:56:38","percent_change":0.0,"prev_day_close":367.75},{"option":"SPXW260930C07015000","bid":343.2,"bid_size":2.0,"ask":344.7,"ask_size":4.0,"iv":0.1699,"open_interest":68.0,"volume":0.0,"delta":0.5114,"gamma":0.0004,"vega":21.258,"theta":-0.7766,"rho":19.1418,"theo":343.4489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":336.95,"last_trade_time":"2026-02-17T12:37:21","percent_change":0.0,"prev_day_close":353.5},{"option":"SPXW260930P07015000","bid":379.9,"bid_size":6.0,"ask":382.1,"ask_size":4.0,"iv":0.17,"open_interest":65.0,"volume":0.0,"delta":-0.4898,"gamma":0.0004,"vega":21.258,"theta":-0.773,"rho":-22.6256,"theo":380.4045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":333.1,"last_trade_time":"2026-01-26T13:57:29","percent_change":0.0,"prev_day_close":369.649993896484},{"option":"SPXW260930C07020000","bid":340.2,"bid_size":7.0,"ask":341.7,"ask_size":4.0,"iv":0.1696,"open_interest":57.0,"volume":0.0,"delta":0.5092,"gamma":0.0004,"vega":21.261,"theta":-0.7753,"rho":19.0671,"theo":340.4764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":347.74,"last_trade_time":"2026-02-13T10:30:27","percent_change":0.0,"prev_day_close":350.550003051758},{"option":"SPXW260930P07020000","bid":381.8,"bid_size":11.0,"ask":384.0,"ask_size":9.0,"iv":0.1696,"open_interest":68.0,"volume":0.0,"delta":-0.492,"gamma":0.0004,"vega":21.261,"theta":-0.7712,"rho":-22.7299,"theo":382.3138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":381.04,"last_trade_time":"2026-02-12T11:21:14","percent_change":0.0,"prev_day_close":371.550003051758},{"option":"SPXW260930C07025000","bid":337.2,"bid_size":11.0,"ask":338.7,"ask_size":4.0,"iv":0.1692,"open_interest":51.0,"volume":0.0,"delta":0.5069,"gamma":0.0004,"vega":21.2634,"theta":-0.774,"rho":18.9923,"theo":337.5148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":389.1,"last_trade_time":"2026-01-23T11:27:19","percent_change":0.0,"prev_day_close":347.550003051758},{"option":"SPXW260930P07025000","bid":383.7,"bid_size":11.0,"ask":385.9,"ask_size":9.0,"iv":0.1693,"open_interest":150.0,"volume":0.0,"delta":-0.4943,"gamma":0.0004,"vega":21.2634,"theta":-0.7694,"rho":-22.8344,"theo":384.2342,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":336.2,"last_trade_time":"2026-02-09T11:31:06","percent_change":0.0,"prev_day_close":373.449996948242},{"option":"SPXW260930C07030000","bid":334.3,"bid_size":11.0,"ask":335.8,"ask_size":4.0,"iv":0.1689,"open_interest":432.0,"volume":0.0,"delta":0.5047,"gamma":0.0004,"vega":21.2652,"theta":-0.7726,"rho":18.9174,"theo":334.5644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":402.7,"last_trade_time":"2026-01-26T11:18:31","percent_change":0.0,"prev_day_close":344.550003051758},{"option":"SPXW260930P07030000","bid":385.6,"bid_size":11.0,"ask":387.9,"ask_size":9.0,"iv":0.169,"open_interest":464.0,"volume":0.0,"delta":-0.4965,"gamma":0.0004,"vega":21.2652,"theta":-0.7676,"rho":-22.939,"theo":386.1656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":329.75,"last_trade_time":"2026-02-02T12:19:20","percent_change":0.0,"prev_day_close":375.350006103516},{"option":"SPXW260930C07035000","bid":331.4,"bid_size":6.0,"ask":332.9,"ask_size":4.0,"iv":0.1685,"open_interest":4.0,"volume":0.0,"delta":0.5024,"gamma":0.0004,"vega":21.2664,"theta":-0.7713,"rho":18.8424,"theo":331.6252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":335.05,"last_trade_time":"2026-02-05T09:30:10","percent_change":0.0,"prev_day_close":341.5},{"option":"SPXW260930P07035000","bid":387.6,"bid_size":6.0,"ask":389.8,"ask_size":4.0,"iv":0.1685,"open_interest":34.0,"volume":0.0,"delta":-0.4988,"gamma":0.0004,"vega":21.2664,"theta":-0.7658,"rho":-23.0437,"theo":388.1082,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":350.64,"last_trade_time":"2026-02-03T10:38:40","percent_change":0.0,"prev_day_close":377.25},{"option":"SPXW260930C07040000","bid":328.4,"bid_size":11.0,"ask":329.9,"ask_size":4.0,"iv":0.1682,"open_interest":80.0,"volume":0.0,"delta":0.5002,"gamma":0.0004,"vega":21.2669,"theta":-0.7699,"rho":18.7672,"theo":328.6972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":325.48,"last_trade_time":"2026-01-20T14:25:54","percent_change":0.0,"prev_day_close":338.550003051758},{"option":"SPXW260930P07040000","bid":389.5,"bid_size":11.0,"ask":391.8,"ask_size":9.0,"iv":0.1682,"open_interest":18.0,"volume":0.0,"delta":-0.501,"gamma":0.0004,"vega":21.2669,"theta":-0.7639,"rho":-23.1486,"theo":390.0621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":344.21,"last_trade_time":"2026-02-12T09:47:41","percent_change":0.0,"prev_day_close":379.149993896484},{"option":"SPXW260930C07045000","bid":325.5,"bid_size":6.0,"ask":327.1,"ask_size":4.0,"iv":0.1678,"open_interest":46.0,"volume":0.0,"delta":0.4979,"gamma":0.0004,"vega":21.2669,"theta":-0.7685,"rho":18.6918,"theo":325.7805,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":394.8,"last_trade_time":"2026-02-09T13:11:32","percent_change":0.0,"prev_day_close":335.650009155273},{"option":"SPXW260930P07045000","bid":391.5,"bid_size":6.0,"ask":393.7,"ask_size":4.0,"iv":0.1679,"open_interest":16.0,"volume":0.0,"delta":-0.5033,"gamma":0.0004,"vega":21.2669,"theta":-0.762,"rho":-23.2536,"theo":392.0272,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":351.88,"last_trade_time":"2026-02-11T15:36:09","percent_change":0.0,"prev_day_close":381.050003051758},{"option":"SPXW260930C07050000","bid":322.6,"bid_size":11.0,"ask":324.2,"ask_size":4.0,"iv":0.1674,"open_interest":315.0,"volume":0.0,"delta":0.4957,"gamma":0.0004,"vega":21.2662,"theta":-0.7671,"rho":18.6161,"theo":322.8753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.45,"last_trade_time":"2026-02-17T11:08:42","percent_change":0.0,"prev_day_close":332.650009155273},{"option":"SPXW260930P07050000","bid":393.5,"bid_size":11.0,"ask":395.7,"ask_size":9.0,"iv":0.1676,"open_interest":265.0,"volume":0.0,"delta":-0.5055,"gamma":0.0004,"vega":21.2662,"theta":-0.7601,"rho":-23.3589,"theo":394.0038,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":345.0,"last_trade_time":"2026-02-09T11:31:09","percent_change":0.0,"prev_day_close":383.0},{"option":"SPXW260930C07055000","bid":319.7,"bid_size":6.0,"ask":321.2,"ask_size":4.0,"iv":0.1671,"open_interest":11.0,"volume":0.0,"delta":0.4934,"gamma":0.0004,"vega":21.2648,"theta":-0.7656,"rho":18.5403,"theo":319.9814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":363.2,"last_trade_time":"2026-02-04T10:18:05","percent_change":0.0,"prev_day_close":329.75},{"option":"SPXW260930P07055000","bid":395.5,"bid_size":6.0,"ask":397.5,"ask_size":4.0,"iv":0.1671,"open_interest":103.0,"volume":0.0,"delta":-0.5078,"gamma":0.0004,"vega":21.2648,"theta":-0.7582,"rho":-23.4644,"theo":395.9918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":358.72,"last_trade_time":"2026-02-11T12:05:03","percent_change":0.0,"prev_day_close":384.900009155273},{"option":"SPXW260930C07060000","bid":316.9,"bid_size":11.0,"ask":318.6,"ask_size":4.0,"iv":0.1668,"open_interest":85.0,"volume":0.0,"delta":0.4911,"gamma":0.0004,"vega":21.2628,"theta":-0.7641,"rho":18.4641,"theo":317.0992,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.85,"last_trade_time":"2026-02-17T11:08:42","percent_change":0.0,"prev_day_close":326.849990844727},{"option":"SPXW260930P07060000","bid":397.5,"bid_size":7.0,"ask":399.7,"ask_size":9.0,"iv":0.1668,"open_interest":84.0,"volume":0.0,"delta":-0.5101,"gamma":0.0004,"vega":21.2628,"theta":-0.7562,"rho":-23.5703,"theo":397.9914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.4,"last_trade_time":"2026-01-21T13:51:34","percent_change":0.0,"prev_day_close":386.949996948242},{"option":"SPXW260930C07065000","bid":314.0,"bid_size":6.0,"ask":315.6,"ask_size":4.0,"iv":0.1665,"open_interest":36.0,"volume":0.0,"delta":0.4888,"gamma":0.0004,"vega":21.2602,"theta":-0.7626,"rho":18.3876,"theo":314.2286,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":399.8,"last_trade_time":"2026-01-15T10:44:40","percent_change":0.0,"prev_day_close":323.899993896484},{"option":"SPXW260930P07065000","bid":399.5,"bid_size":2.0,"ask":401.8,"ask_size":6.0,"iv":0.1665,"open_interest":15.0,"volume":0.0,"delta":-0.5124,"gamma":0.0004,"vega":21.2602,"theta":-0.7543,"rho":-23.6765,"theo":400.0026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":358.21,"last_trade_time":"2026-01-30T10:52:54","percent_change":0.0,"prev_day_close":388.850006103516},{"option":"SPXW260930C07070000","bid":311.1,"bid_size":11.0,"ask":312.6,"ask_size":4.0,"iv":0.166,"open_interest":42.0,"volume":0.0,"delta":0.4865,"gamma":0.0004,"vega":21.2569,"theta":-0.7611,"rho":18.3107,"theo":311.3697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":391.32,"last_trade_time":"2026-01-13T15:51:41","percent_change":0.0,"prev_day_close":321.0},{"option":"SPXW260930P07070000","bid":401.5,"bid_size":6.0,"ask":403.6,"ask_size":8.0,"iv":0.1661,"open_interest":32.0,"volume":0.0,"delta":-0.5147,"gamma":0.0004,"vega":21.2569,"theta":-0.7522,"rho":-23.783,"theo":402.0256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":349.46,"last_trade_time":"2026-02-03T09:54:57","percent_change":0.0,"prev_day_close":390.850006103516},{"option":"SPXW260930C07075000","bid":308.3,"bid_size":11.0,"ask":309.9,"ask_size":4.0,"iv":0.1658,"open_interest":76.0,"volume":0.0,"delta":0.4842,"gamma":0.0004,"vega":21.2529,"theta":-0.7595,"rho":18.2333,"theo":308.5227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":361.1,"last_trade_time":"2025-12-12T12:07:38","percent_change":0.0,"prev_day_close":318.150009155273},{"option":"SPXW260930P07075000","bid":403.6,"bid_size":6.0,"ask":405.9,"ask_size":10.0,"iv":0.1658,"open_interest":20.0,"volume":0.0,"delta":-0.517,"gamma":0.0004,"vega":21.2529,"theta":-0.7502,"rho":-23.8901,"theo":404.0604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":390.5,"last_trade_time":"2026-02-04T16:01:21","percent_change":0.0,"prev_day_close":392.850006103516},{"option":"SPXW260930C07080000","bid":305.5,"bid_size":11.0,"ask":307.2,"ask_size":4.0,"iv":0.1655,"open_interest":30.0,"volume":10.0,"delta":0.4819,"gamma":0.0004,"vega":21.2482,"theta":-0.758,"rho":18.1554,"theo":305.6877,"change":10.92,"open":313.77,"high":313.77,"low":313.77,"tick":"no_change","last_trade_price":313.77,"last_trade_time":"2026-02-18T09:44:37","percent_change":3.60574,"prev_day_close":315.25},{"option":"SPXW260930P07080000","bid":405.6,"bid_size":6.0,"ask":407.7,"ask_size":8.0,"iv":0.1654,"open_interest":2.0,"volume":0.0,"delta":-0.5193,"gamma":0.0004,"vega":21.2482,"theta":-0.7482,"rho":-23.9976,"theo":406.1073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":453.56,"last_trade_time":"2025-11-11T15:39:46","percent_change":0.0,"prev_day_close":394.850006103516},{"option":"SPXW260930C07085000","bid":302.6,"bid_size":6.0,"ask":304.4,"ask_size":4.0,"iv":0.1651,"open_interest":16.0,"volume":0.0,"delta":0.4796,"gamma":0.0004,"vega":21.2428,"theta":-0.7564,"rho":18.077,"theo":302.8648,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.73,"last_trade_time":"2026-02-06T12:10:02","percent_change":0.0,"prev_day_close":312.399993896484},{"option":"SPXW260930P07085000","bid":407.7,"bid_size":2.0,"ask":409.8,"ask_size":4.0,"iv":0.1651,"open_interest":72.0,"volume":0.0,"delta":-0.5216,"gamma":0.0004,"vega":21.2428,"theta":-0.7461,"rho":-24.1057,"theo":408.1662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":375.76,"last_trade_time":"2025-12-26T14:56:44","percent_change":0.0,"prev_day_close":396.850006103516},{"option":"SPXW260930C07090000","bid":299.8,"bid_size":11.0,"ask":301.6,"ask_size":4.0,"iv":0.1648,"open_interest":15.0,"volume":10.0,"delta":0.4773,"gamma":0.0004,"vega":21.2366,"theta":-0.7547,"rho":17.998,"theo":300.0541,"change":10.87,"open":308.12,"high":308.12,"low":308.12,"tick":"no_change","last_trade_price":308.12,"last_trade_time":"2026-02-18T09:44:37","percent_change":3.65685,"prev_day_close":309.5},{"option":"SPXW260930P07090000","bid":409.7,"bid_size":6.0,"ask":412.1,"ask_size":10.0,"iv":0.1648,"open_interest":49.0,"volume":0.0,"delta":-0.5239,"gamma":0.0004,"vega":21.2366,"theta":-0.744,"rho":-24.2144,"theo":410.2374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":455.05,"last_trade_time":"2025-11-11T13:22:30","percent_change":0.0,"prev_day_close":398.949996948242},{"option":"SPXW260930C07095000","bid":297.0,"bid_size":6.0,"ask":298.8,"ask_size":4.0,"iv":0.1644,"open_interest":12.0,"volume":0.0,"delta":0.4749,"gamma":0.0004,"vega":21.2298,"theta":-0.7531,"rho":17.9184,"theo":297.2558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":342.3,"last_trade_time":"2026-02-04T10:21:25","percent_change":0.0,"prev_day_close":306.700012207031},{"option":"SPXW260930P07095000","bid":411.8,"bid_size":2.0,"ask":414.2,"ask_size":6.0,"iv":0.1645,"open_interest":34.0,"volume":0.0,"delta":-0.5263,"gamma":0.0004,"vega":21.2298,"theta":-0.7419,"rho":-24.3237,"theo":412.3209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":423.1,"last_trade_time":"2026-02-13T10:52:22","percent_change":0.0,"prev_day_close":400.949996948242},{"option":"SPXW260930C07100000","bid":294.3,"bid_size":11.0,"ask":295.8,"ask_size":4.0,"iv":0.1641,"open_interest":68.0,"volume":0.0,"delta":0.4726,"gamma":0.0004,"vega":21.2221,"theta":-0.7514,"rho":17.8381,"theo":294.47,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":264.97,"last_trade_time":"2026-02-17T10:39:22","percent_change":0.0,"prev_day_close":303.849990844727},{"option":"SPXW260930P07100000","bid":413.9,"bid_size":6.0,"ask":416.5,"ask_size":6.0,"iv":0.1642,"open_interest":401.0,"volume":0.0,"delta":-0.5286,"gamma":0.0004,"vega":21.2221,"theta":-0.7397,"rho":-24.4336,"theo":414.4169,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":361.63,"last_trade_time":"2026-02-09T13:12:21","percent_change":0.0,"prev_day_close":403.050003051758},{"option":"SPXW260930C07105000","bid":291.5,"bid_size":6.0,"ask":293.0,"ask_size":4.0,"iv":0.1637,"open_interest":34.0,"volume":0.0,"delta":0.4702,"gamma":0.0005,"vega":21.2137,"theta":-0.7497,"rho":17.7572,"theo":291.6968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":315.68,"last_trade_time":"2026-02-03T14:05:31","percent_change":0.0,"prev_day_close":301.050003051758},{"option":"SPXW260930P07105000","bid":416.0,"bid_size":2.0,"ask":418.4,"ask_size":2.0,"iv":0.1638,"open_interest":60.0,"volume":0.0,"delta":-0.5309,"gamma":0.0005,"vega":21.2137,"theta":-0.7375,"rho":-24.5441,"theo":416.5256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":383.34,"last_trade_time":"2025-12-26T14:57:09","percent_change":0.0,"prev_day_close":405.050003051758},{"option":"SPXW260930C07110000","bid":288.7,"bid_size":11.0,"ask":290.5,"ask_size":4.0,"iv":0.1634,"open_interest":68.0,"volume":0.0,"delta":0.4679,"gamma":0.0005,"vega":21.2046,"theta":-0.748,"rho":17.6757,"theo":288.9364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.8,"last_trade_time":"2026-02-11T11:39:53","percent_change":0.0,"prev_day_close":298.200012207031},{"option":"SPXW260930P07110000","bid":418.2,"bid_size":6.0,"ask":420.5,"ask_size":6.0,"iv":0.1635,"open_interest":2.0,"volume":0.0,"delta":-0.5333,"gamma":0.0005,"vega":21.2046,"theta":-0.7353,"rho":-24.6553,"theo":418.647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":501.29,"last_trade_time":"2025-11-04T15:33:02","percent_change":0.0,"prev_day_close":407.149993896484},{"option":"SPXW260930C07115000","bid":286.0,"bid_size":6.0,"ask":287.6,"ask_size":4.0,"iv":0.163,"open_interest":30.0,"volume":0.0,"delta":0.4655,"gamma":0.0005,"vega":21.1946,"theta":-0.7462,"rho":17.5935,"theo":286.1889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":366.15,"last_trade_time":"2025-12-04T11:55:42","percent_change":0.0,"prev_day_close":295.5},{"option":"SPXW260930P07115000","bid":420.3,"bid_size":2.0,"ask":422.6,"ask_size":2.0,"iv":0.1632,"open_interest":37.0,"volume":0.0,"delta":-0.5356,"gamma":0.0005,"vega":21.1946,"theta":-0.7331,"rho":-24.7671,"theo":420.7813,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":407.1,"last_trade_time":"2026-01-21T14:31:24","percent_change":0.0,"prev_day_close":409.25},{"option":"SPXW260930C07120000","bid":283.3,"bid_size":11.0,"ask":284.8,"ask_size":4.0,"iv":0.1627,"open_interest":7.0,"volume":0.0,"delta":0.4632,"gamma":0.0005,"vega":21.1839,"theta":-0.7444,"rho":17.5108,"theo":283.4544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":285.89,"last_trade_time":"2026-02-13T15:04:48","percent_change":0.0,"prev_day_close":292.700012207031},{"option":"SPXW260930P07120000","bid":422.4,"bid_size":6.0,"ask":424.8,"ask_size":6.0,"iv":0.1629,"open_interest":66.0,"volume":0.0,"delta":-0.538,"gamma":0.0005,"vega":21.1839,"theta":-0.7308,"rho":-24.8795,"theo":422.9287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":467.3,"last_trade_time":"2026-02-05T10:50:59","percent_change":0.0,"prev_day_close":411.350006103516},{"option":"SPXW260930C07125000","bid":280.5,"bid_size":11.0,"ask":282.3,"ask_size":4.0,"iv":0.1624,"open_interest":161.0,"volume":0.0,"delta":0.4608,"gamma":0.0005,"vega":21.1724,"theta":-0.7426,"rho":17.4275,"theo":280.7331,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":335.9,"last_trade_time":"2026-02-11T14:17:59","percent_change":0.0,"prev_day_close":289.899993896484},{"option":"SPXW260930P07125000","bid":424.6,"bid_size":6.0,"ask":426.9,"ask_size":6.0,"iv":0.1625,"open_interest":14.0,"volume":0.0,"delta":-0.5404,"gamma":0.0005,"vega":21.1724,"theta":-0.7286,"rho":-24.9925,"theo":425.0893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":384.41,"last_trade_time":"2026-02-11T13:11:57","percent_change":0.0,"prev_day_close":413.449996948242},{"option":"SPXW260930C07130000","bid":277.8,"bid_size":11.0,"ask":279.6,"ask_size":5.0,"iv":0.1621,"open_interest":41.0,"volume":0.0,"delta":0.4584,"gamma":0.0005,"vega":21.16,"theta":-0.7408,"rho":17.3436,"theo":278.0252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":317.86,"last_trade_time":"2026-02-03T12:36:04","percent_change":0.0,"prev_day_close":287.200012207031},{"option":"SPXW260930P07130000","bid":426.8,"bid_size":6.0,"ask":429.1,"ask_size":6.0,"iv":0.1621,"open_interest":0.0,"volume":0.0,"delta":-0.5428,"gamma":0.0005,"vega":21.16,"theta":-0.7263,"rho":-25.1061,"theo":427.2631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":415.649993896484},{"option":"SPXW260930C07135000","bid":275.1,"bid_size":6.0,"ask":276.7,"ask_size":5.0,"iv":0.1617,"open_interest":62.0,"volume":0.0,"delta":0.456,"gamma":0.0005,"vega":21.1469,"theta":-0.739,"rho":17.2592,"theo":275.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":310.53,"last_trade_time":"2026-02-03T13:22:30","percent_change":0.0,"prev_day_close":284.449996948242},{"option":"SPXW260930P07135000","bid":429.0,"bid_size":2.0,"ask":431.3,"ask_size":2.0,"iv":0.1618,"open_interest":28.0,"volume":0.0,"delta":-0.5451,"gamma":0.0005,"vega":21.1469,"theta":-0.7239,"rho":-25.2201,"theo":429.4504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":414.9,"last_trade_time":"2026-01-21T14:30:55","percent_change":0.0,"prev_day_close":417.75},{"option":"SPXW260930C07140000","bid":272.5,"bid_size":11.0,"ask":274.3,"ask_size":5.0,"iv":0.1614,"open_interest":26.0,"volume":0.0,"delta":0.4537,"gamma":0.0005,"vega":21.133,"theta":-0.7371,"rho":17.1748,"theo":272.6496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":312.21,"last_trade_time":"2026-02-03T12:36:04","percent_change":0.0,"prev_day_close":281.700012207031},{"option":"SPXW260930P07140000","bid":431.2,"bid_size":6.0,"ask":433.5,"ask_size":6.0,"iv":0.1614,"open_interest":12.0,"volume":0.0,"delta":-0.5475,"gamma":0.0005,"vega":21.133,"theta":-0.7216,"rho":-25.3342,"theo":431.6512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":417.0,"last_trade_time":"2026-01-21T14:30:55","percent_change":0.0,"prev_day_close":419.949996948242},{"option":"SPXW260930C07145000","bid":269.8,"bid_size":6.0,"ask":271.6,"ask_size":5.0,"iv":0.1611,"open_interest":14.0,"volume":0.0,"delta":0.4513,"gamma":0.0005,"vega":21.1184,"theta":-0.7352,"rho":17.0897,"theo":269.9822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":340.66,"last_trade_time":"2025-12-26T14:18:05","percent_change":0.0,"prev_day_close":279.0},{"option":"SPXW260930P07145000","bid":433.4,"bid_size":2.0,"ask":435.7,"ask_size":2.0,"iv":0.1611,"open_interest":33.0,"volume":0.0,"delta":-0.5499,"gamma":0.0005,"vega":21.1184,"theta":-0.7192,"rho":-25.4489,"theo":433.8657,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":392.36,"last_trade_time":"2026-02-11T13:11:57","percent_change":0.0,"prev_day_close":422.050003051758},{"option":"SPXW260930C07150000","bid":267.2,"bid_size":11.0,"ask":268.7,"ask_size":5.0,"iv":0.1607,"open_interest":13.0,"volume":1.0,"delta":0.4489,"gamma":0.0005,"vega":21.1029,"theta":-0.7333,"rho":17.0044,"theo":267.3285,"change":26.2,"open":291.05,"high":291.05,"low":291.05,"tick":"down","last_trade_price":291.05,"last_trade_time":"2026-02-18T11:07:13","percent_change":9.89239,"prev_day_close":276.299987792969},{"option":"SPXW260930P07150000","bid":435.6,"bid_size":6.0,"ask":438.0,"ask_size":6.0,"iv":0.1608,"open_interest":29.0,"volume":1.0,"delta":-0.5523,"gamma":0.0005,"vega":21.1029,"theta":-0.7168,"rho":-25.5639,"theo":436.0938,"change":-32.35,"open":406.7,"high":406.7,"low":406.7,"tick":"down","last_trade_price":406.7,"last_trade_time":"2026-02-18T11:07:13","percent_change":-7.36818,"prev_day_close":424.25},{"option":"SPXW260930C07155000","bid":264.5,"bid_size":6.0,"ask":266.3,"ask_size":5.0,"iv":0.1604,"open_interest":50.0,"volume":0.0,"delta":0.4465,"gamma":0.0005,"vega":21.0867,"theta":-0.7313,"rho":16.9189,"theo":264.6886,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.7,"last_trade_time":"2026-01-02T14:56:43","percent_change":0.0,"prev_day_close":273.600006103516},{"option":"SPXW260930P07155000","bid":437.9,"bid_size":2.0,"ask":440.2,"ask_size":2.0,"iv":0.1604,"open_interest":11.0,"volume":0.0,"delta":-0.5547,"gamma":0.0005,"vega":21.0867,"theta":-0.7144,"rho":-25.6791,"theo":438.3358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.75,"last_trade_time":"2026-01-08T11:23:54","percent_change":0.0,"prev_day_close":426.449996948242},{"option":"SPXW260930C07160000","bid":261.9,"bid_size":12.0,"ask":263.7,"ask_size":5.0,"iv":0.1601,"open_interest":7.0,"volume":0.0,"delta":0.444,"gamma":0.0005,"vega":21.0698,"theta":-0.7294,"rho":16.8333,"theo":262.0627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":323.98,"last_trade_time":"2025-11-26T10:48:14","percent_change":0.0,"prev_day_close":271.0},{"option":"SPXW260930P07160000","bid":440.1,"bid_size":6.0,"ask":442.5,"ask_size":6.0,"iv":0.1601,"open_interest":22.0,"volume":0.0,"delta":-0.5571,"gamma":0.0005,"vega":21.0698,"theta":-0.712,"rho":-25.7944,"theo":440.5917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":411.09,"last_trade_time":"2026-02-06T12:52:13","percent_change":0.0,"prev_day_close":428.649993896484},{"option":"SPXW260930C07165000","bid":259.3,"bid_size":7.0,"ask":261.1,"ask_size":5.0,"iv":0.1598,"open_interest":7.0,"volume":0.0,"delta":0.4416,"gamma":0.0005,"vega":21.052,"theta":-0.7274,"rho":16.7476,"theo":259.4507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":313.4,"last_trade_time":"2026-02-11T12:53:48","percent_change":0.0,"prev_day_close":268.299987792969},{"option":"SPXW260930P07165000","bid":442.4,"bid_size":2.0,"ask":444.7,"ask_size":2.0,"iv":0.1598,"open_interest":0.0,"volume":0.0,"delta":-0.5596,"gamma":0.0005,"vega":21.052,"theta":-0.7095,"rho":-25.9097,"theo":442.8616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":456.83,"last_trade_time":"2025-12-05T11:07:36","percent_change":0.0,"prev_day_close":430.900009155273},{"option":"SPXW260930C07170000","bid":256.7,"bid_size":12.0,"ask":258.3,"ask_size":5.0,"iv":0.1594,"open_interest":5.0,"volume":0.0,"delta":0.4392,"gamma":0.0005,"vega":21.0336,"theta":-0.7253,"rho":16.6619,"theo":256.8528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":301.88,"last_trade_time":"2025-12-12T11:46:45","percent_change":0.0,"prev_day_close":265.650009155273},{"option":"SPXW260930P07170000","bid":444.7,"bid_size":6.0,"ask":447.0,"ask_size":6.0,"iv":0.1594,"open_interest":6.0,"volume":0.0,"delta":-0.562,"gamma":0.0005,"vega":21.0336,"theta":-0.707,"rho":-26.0251,"theo":445.1455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":460.09,"last_trade_time":"2026-01-21T13:12:19","percent_change":0.0,"prev_day_close":433.149993896484},{"option":"SPXW260930C07175000","bid":254.1,"bid_size":12.0,"ask":255.9,"ask_size":5.0,"iv":0.1591,"open_interest":238.0,"volume":0.0,"delta":0.4368,"gamma":0.0005,"vega":21.0144,"theta":-0.7233,"rho":16.5761,"theo":254.269,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":310.6,"last_trade_time":"2026-02-10T14:49:36","percent_change":0.0,"prev_day_close":263.0},{"option":"SPXW260930P07175000","bid":447.0,"bid_size":6.0,"ask":449.3,"ask_size":6.0,"iv":0.1591,"open_interest":33.0,"volume":0.0,"delta":-0.5644,"gamma":0.0005,"vega":21.0144,"theta":-0.7045,"rho":-26.1405,"theo":447.4435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":396.55,"last_trade_time":"2026-02-10T14:49:36","percent_change":0.0,"prev_day_close":435.400009155273},{"option":"SPXW260930C07180000","bid":251.5,"bid_size":12.0,"ask":253.4,"ask_size":5.0,"iv":0.1588,"open_interest":43.0,"volume":0.0,"delta":0.4344,"gamma":0.0005,"vega":20.9946,"theta":-0.7212,"rho":16.4904,"theo":251.6993,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":294.0,"last_trade_time":"2026-01-30T13:38:30","percent_change":0.0,"prev_day_close":260.449996948242},{"option":"SPXW260930P07180000","bid":449.3,"bid_size":6.0,"ask":451.6,"ask_size":6.0,"iv":0.1588,"open_interest":6.0,"volume":0.0,"delta":-0.5668,"gamma":0.0005,"vega":20.9946,"theta":-0.7019,"rho":-26.2559,"theo":449.7557,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":387.62,"last_trade_time":"2026-02-09T14:24:22","percent_change":0.0,"prev_day_close":437.649993896484},{"option":"SPXW260930C07185000","bid":249.0,"bid_size":6.0,"ask":250.8,"ask_size":5.0,"iv":0.1585,"open_interest":120.0,"volume":0.0,"delta":0.4319,"gamma":0.0005,"vega":20.974,"theta":-0.7191,"rho":16.4047,"theo":249.1439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":298.7,"last_trade_time":"2026-02-11T11:39:53","percent_change":0.0,"prev_day_close":257.799987792969},{"option":"SPXW260930P07185000","bid":451.6,"bid_size":2.0,"ask":454.0,"ask_size":2.0,"iv":0.1585,"open_interest":4.0,"volume":0.0,"delta":-0.5693,"gamma":0.0005,"vega":20.974,"theta":-0.6994,"rho":-26.3713,"theo":452.0821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":405.17,"last_trade_time":"2026-01-23T11:01:38","percent_change":0.0,"prev_day_close":439.949996948242},{"option":"SPXW260930C07190000","bid":246.4,"bid_size":11.0,"ask":248.3,"ask_size":5.0,"iv":0.1582,"open_interest":41.0,"volume":0.0,"delta":0.4295,"gamma":0.0005,"vega":20.9526,"theta":-0.717,"rho":16.319,"theo":246.6028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":339.27,"last_trade_time":"2025-12-10T15:34:21","percent_change":0.0,"prev_day_close":255.25},{"option":"SPXW260930P07190000","bid":454.0,"bid_size":6.0,"ask":456.3,"ask_size":6.0,"iv":0.1581,"open_interest":1.0,"volume":0.0,"delta":-0.5717,"gamma":0.0005,"vega":20.9526,"theta":-0.6968,"rho":-26.4866,"theo":454.4229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":539.53,"last_trade_time":"2025-10-02T10:02:26","percent_change":0.0,"prev_day_close":442.25},{"option":"SPXW260930C07195000","bid":243.9,"bid_size":6.0,"ask":245.6,"ask_size":5.0,"iv":0.1577,"open_interest":67.0,"volume":0.0,"delta":0.427,"gamma":0.0005,"vega":20.9306,"theta":-0.7149,"rho":16.2333,"theo":244.076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":333.24,"last_trade_time":"2026-01-28T09:39:53","percent_change":0.0,"prev_day_close":252.650001525879},{"option":"SPXW260930P07195000","bid":456.3,"bid_size":2.0,"ask":458.9,"ask_size":2.0,"iv":0.1578,"open_interest":45.0,"volume":0.0,"delta":-0.5742,"gamma":0.0005,"vega":20.9306,"theta":-0.6942,"rho":-26.602,"theo":456.7779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":477.27,"last_trade_time":"2026-01-20T13:36:21","percent_change":0.0,"prev_day_close":444.550003051758},{"option":"SPXW260930C07200000","bid":241.4,"bid_size":12.0,"ask":243.2,"ask_size":5.0,"iv":0.1575,"open_interest":342.0,"volume":0.0,"delta":0.4246,"gamma":0.0005,"vega":20.9078,"theta":-0.7127,"rho":16.1475,"theo":241.5637,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":242.1,"last_trade_time":"2026-02-12T15:55:21","percent_change":0.0,"prev_day_close":250.100006103516},{"option":"SPXW260930P07200000","bid":458.7,"bid_size":6.0,"ask":461.0,"ask_size":6.0,"iv":0.1573,"open_interest":130.0,"volume":0.0,"delta":-0.5766,"gamma":0.0005,"vega":20.9078,"theta":-0.6915,"rho":-26.7174,"theo":459.1474,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":466.27,"last_trade_time":"2026-01-21T11:44:20","percent_change":0.0,"prev_day_close":446.850006103516},{"option":"SPXW260930C07205000","bid":238.9,"bid_size":6.0,"ask":240.8,"ask_size":5.0,"iv":0.1571,"open_interest":48.0,"volume":0.0,"delta":0.4221,"gamma":0.0005,"vega":20.8843,"theta":-0.7106,"rho":16.0617,"theo":239.0658,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":272.2,"last_trade_time":"2026-02-04T15:01:19","percent_change":0.0,"prev_day_close":247.600006103516},{"option":"SPXW260930P07205000","bid":461.1,"bid_size":2.0,"ask":463.4,"ask_size":2.0,"iv":0.1572,"open_interest":60.0,"volume":4.0,"delta":-0.5791,"gamma":0.0005,"vega":20.8843,"theta":-0.6889,"rho":-26.8329,"theo":461.5314,"change":-23.64,"open":441.06,"high":441.06,"low":441.06,"tick":"no_change","last_trade_price":441.06,"last_trade_time":"2026-02-18T13:50:41","percent_change":-5.08715,"prev_day_close":449.199996948242},{"option":"SPXW260930C07210000","bid":236.4,"bid_size":12.0,"ask":238.1,"ask_size":5.0,"iv":0.1568,"open_interest":22.0,"volume":0.0,"delta":0.4196,"gamma":0.0005,"vega":20.86,"theta":-0.7084,"rho":15.9757,"theo":236.5825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":264.09,"last_trade_time":"2026-01-21T11:13:21","percent_change":0.0,"prev_day_close":245.0},{"option":"SPXW260930P07210000","bid":463.5,"bid_size":6.0,"ask":465.8,"ask_size":6.0,"iv":0.1569,"open_interest":15.0,"volume":0.0,"delta":-0.5815,"gamma":0.0005,"vega":20.86,"theta":-0.6862,"rho":-26.9486,"theo":463.9299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":483.27,"last_trade_time":"2026-02-13T16:08:07","percent_change":0.0,"prev_day_close":451.550003051758},{"option":"SPXW260930C07215000","bid":234.0,"bid_size":6.0,"ask":235.8,"ask_size":5.0,"iv":0.1566,"open_interest":54.0,"volume":0.0,"delta":0.4172,"gamma":0.0005,"vega":20.835,"theta":-0.7061,"rho":15.8895,"theo":234.1139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.72,"last_trade_time":"2025-12-17T10:48:39","percent_change":0.0,"prev_day_close":242.5},{"option":"SPXW260930P07215000","bid":465.9,"bid_size":2.0,"ask":468.2,"ask_size":2.0,"iv":0.1565,"open_interest":2.0,"volume":0.0,"delta":-0.584,"gamma":0.0005,"vega":20.835,"theta":-0.6835,"rho":-27.0644,"theo":466.3431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.33,"last_trade_time":"2025-12-26T09:47:41","percent_change":0.0,"prev_day_close":453.949996948242},{"option":"SPXW260930C07220000","bid":231.5,"bid_size":12.0,"ask":233.3,"ask_size":5.0,"iv":0.1562,"open_interest":87.0,"volume":0.0,"delta":0.4147,"gamma":0.0005,"vega":20.8092,"theta":-0.7039,"rho":15.803,"theo":231.6599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":256.69,"last_trade_time":"2026-01-21T10:44:01","percent_change":0.0,"prev_day_close":240.0},{"option":"SPXW260930P07220000","bid":468.3,"bid_size":6.0,"ask":470.6,"ask_size":6.0,"iv":0.1562,"open_interest":49.0,"volume":0.0,"delta":-0.5865,"gamma":0.0005,"vega":20.8092,"theta":-0.6808,"rho":-27.1806,"theo":468.771,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":460.89,"last_trade_time":"2026-01-21T10:44:08","percent_change":0.0,"prev_day_close":456.199996948242},{"option":"SPXW260930C07225000","bid":229.1,"bid_size":12.0,"ask":230.9,"ask_size":5.0,"iv":0.1559,"open_interest":81.0,"volume":0.0,"delta":0.4122,"gamma":0.0005,"vega":20.7825,"theta":-0.7016,"rho":15.7162,"theo":229.2209,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":275.0,"last_trade_time":"2026-02-11T15:59:46","percent_change":0.0,"prev_day_close":237.5},{"option":"SPXW260930P07225000","bid":470.8,"bid_size":6.0,"ask":473.1,"ask_size":6.0,"iv":0.1559,"open_interest":6.0,"volume":0.0,"delta":-0.589,"gamma":0.0005,"vega":20.7825,"theta":-0.678,"rho":-27.297,"theo":471.2138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":446.36,"last_trade_time":"2026-01-29T11:40:41","percent_change":0.0,"prev_day_close":458.649993896484},{"option":"SPXW260930C07230000","bid":226.6,"bid_size":12.0,"ask":228.3,"ask_size":5.0,"iv":0.1556,"open_interest":27.0,"volume":0.0,"delta":0.4098,"gamma":0.0005,"vega":20.755,"theta":-0.6993,"rho":15.6291,"theo":226.7967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.7,"last_trade_time":"2026-01-28T15:51:40","percent_change":0.0,"prev_day_close":235.050003051758},{"option":"SPXW260930P07230000","bid":473.2,"bid_size":6.0,"ask":475.5,"ask_size":6.0,"iv":0.1556,"open_interest":2.0,"volume":0.0,"delta":-0.5914,"gamma":0.0005,"vega":20.755,"theta":-0.6752,"rho":-27.4139,"theo":473.6715,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":445.94,"last_trade_time":"2026-01-22T10:18:02","percent_change":0.0,"prev_day_close":461.0},{"option":"SPXW260930C07235000","bid":224.2,"bid_size":6.0,"ask":226.1,"ask_size":5.0,"iv":0.1553,"open_interest":71.0,"volume":0.0,"delta":0.4073,"gamma":0.0005,"vega":20.7266,"theta":-0.697,"rho":15.5414,"theo":224.3876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":224.85,"last_trade_time":"2025-12-17T11:58:52","percent_change":0.0,"prev_day_close":232.600006103516},{"option":"SPXW260930P07235000","bid":475.7,"bid_size":2.0,"ask":478.0,"ask_size":2.0,"iv":0.1553,"open_interest":4.0,"volume":0.0,"delta":-0.5939,"gamma":0.0005,"vega":20.7266,"theta":-0.6725,"rho":-27.5312,"theo":476.1443,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":487.82,"last_trade_time":"2025-10-28T14:57:05","percent_change":0.0,"prev_day_close":463.550003051758},{"option":"SPXW260930C07240000","bid":221.8,"bid_size":12.0,"ask":223.7,"ask_size":5.0,"iv":0.155,"open_interest":223.0,"volume":0.0,"delta":0.4048,"gamma":0.0005,"vega":20.6972,"theta":-0.6947,"rho":15.4533,"theo":221.9937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":255.85,"last_trade_time":"2026-02-06T13:35:09","percent_change":0.0,"prev_day_close":230.25},{"option":"SPXW260930P07240000","bid":478.2,"bid_size":6.0,"ask":480.5,"ask_size":6.0,"iv":0.155,"open_interest":4.0,"volume":0.0,"delta":-0.5964,"gamma":0.0005,"vega":20.6972,"theta":-0.6696,"rho":-27.6489,"theo":478.6322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":425.63,"last_trade_time":"2026-01-09T11:19:56","percent_change":0.0,"prev_day_close":465.949996948242},{"option":"SPXW260930C07245000","bid":219.5,"bid_size":6.0,"ask":221.3,"ask_size":5.0,"iv":0.1547,"open_interest":9.0,"volume":0.0,"delta":0.4023,"gamma":0.0005,"vega":20.667,"theta":-0.6923,"rho":15.3647,"theo":219.6151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.37,"last_trade_time":"2025-12-01T14:23:45","percent_change":0.0,"prev_day_close":227.699996948242},{"option":"SPXW260930P07245000","bid":480.7,"bid_size":2.0,"ask":483.1,"ask_size":2.0,"iv":0.1545,"open_interest":10.0,"volume":0.0,"delta":-0.5989,"gamma":0.0005,"vega":20.667,"theta":-0.6668,"rho":-27.7672,"theo":481.1354,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":450.77,"last_trade_time":"2026-01-30T13:10:55","percent_change":0.0,"prev_day_close":468.350006103516},{"option":"SPXW260930C07250000","bid":217.1,"bid_size":12.0,"ask":218.9,"ask_size":5.0,"iv":0.1543,"open_interest":73.0,"volume":0.0,"delta":0.3998,"gamma":0.0005,"vega":20.6359,"theta":-0.69,"rho":15.2755,"theo":217.2518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":283.7,"last_trade_time":"2026-02-02T10:30:23","percent_change":0.0,"prev_day_close":225.25},{"option":"SPXW260930P07250000","bid":483.2,"bid_size":6.0,"ask":485.5,"ask_size":6.0,"iv":0.1544,"open_interest":21.0,"volume":0.0,"delta":-0.6014,"gamma":0.0005,"vega":20.6359,"theta":-0.664,"rho":-27.8861,"theo":483.6539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.13,"last_trade_time":"2026-01-23T14:16:01","percent_change":0.0,"prev_day_close":470.850006103516},{"option":"SPXW260930C07255000","bid":214.8,"bid_size":6.0,"ask":216.6,"ask_size":5.0,"iv":0.1541,"open_interest":36.0,"volume":0.0,"delta":0.3973,"gamma":0.0005,"vega":20.6037,"theta":-0.6876,"rho":15.1858,"theo":214.9041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":270.4,"last_trade_time":"2026-01-30T14:05:27","percent_change":0.0,"prev_day_close":222.849998474121},{"option":"SPXW260930P07255000","bid":485.8,"bid_size":2.0,"ask":488.1,"ask_size":2.0,"iv":0.1541,"open_interest":12.0,"volume":0.0,"delta":-0.6038,"gamma":0.0005,"vega":20.6037,"theta":-0.6611,"rho":-28.0054,"theo":486.188,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.78,"last_trade_time":"2026-01-30T15:26:19","percent_change":0.0,"prev_day_close":473.350006103516},{"option":"SPXW260930C07260000","bid":212.4,"bid_size":12.0,"ask":214.3,"ask_size":5.0,"iv":0.1538,"open_interest":25.0,"volume":0.0,"delta":0.3948,"gamma":0.0005,"vega":20.5706,"theta":-0.6852,"rho":15.0955,"theo":212.5719,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.16,"last_trade_time":"2026-01-23T09:50:03","percent_change":0.0,"prev_day_close":220.449996948242},{"option":"SPXW260930P07260000","bid":488.3,"bid_size":6.0,"ask":490.6,"ask_size":6.0,"iv":0.1536,"open_interest":10.0,"volume":0.0,"delta":-0.6063,"gamma":0.0005,"vega":20.5706,"theta":-0.6582,"rho":-28.1254,"theo":488.7377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":443.35,"last_trade_time":"2026-01-23T11:31:02","percent_change":0.0,"prev_day_close":475.850006103516},{"option":"SPXW260930C07265000","bid":210.1,"bid_size":6.0,"ask":211.9,"ask_size":5.0,"iv":0.1534,"open_interest":31.0,"volume":0.0,"delta":0.3923,"gamma":0.0005,"vega":20.5366,"theta":-0.6827,"rho":15.0048,"theo":210.2555,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":283.5,"last_trade_time":"2026-01-27T10:58:05","percent_change":0.0,"prev_day_close":218.150001525879},{"option":"SPXW260930P07265000","bid":490.9,"bid_size":2.0,"ask":493.2,"ask_size":2.0,"iv":0.1534,"open_interest":37.0,"volume":0.0,"delta":-0.6088,"gamma":0.0005,"vega":20.5366,"theta":-0.6553,"rho":-28.2458,"theo":491.3032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":535.67,"last_trade_time":"2026-02-17T10:28:25","percent_change":0.0,"prev_day_close":478.350006103516},{"option":"SPXW260930C07270000","bid":207.8,"bid_size":12.0,"ask":209.6,"ask_size":5.0,"iv":0.1531,"open_interest":45.0,"volume":0.0,"delta":0.3898,"gamma":0.0005,"vega":20.5015,"theta":-0.6802,"rho":14.9136,"theo":207.955,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":280.93,"last_trade_time":"2026-01-27T10:58:05","percent_change":0.0,"prev_day_close":215.75},{"option":"SPXW260930P07270000","bid":493.4,"bid_size":6.0,"ask":495.7,"ask_size":6.0,"iv":0.1532,"open_interest":10.0,"volume":0.0,"delta":-0.6113,"gamma":0.0005,"vega":20.5015,"theta":-0.6524,"rho":-28.3666,"theo":493.8845,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":440.02,"last_trade_time":"2026-02-10T15:18:34","percent_change":0.0,"prev_day_close":480.850006103516},{"option":"SPXW260930C07275000","bid":205.5,"bid_size":12.0,"ask":207.3,"ask_size":5.0,"iv":0.1528,"open_interest":201.0,"volume":0.0,"delta":0.3874,"gamma":0.0005,"vega":20.4655,"theta":-0.6778,"rho":14.822,"theo":205.6703,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.3,"last_trade_time":"2026-02-05T10:13:13","percent_change":0.0,"prev_day_close":213.449996948242},{"option":"SPXW260930P07275000","bid":496.0,"bid_size":6.0,"ask":498.3,"ask_size":6.0,"iv":0.1529,"open_interest":3.0,"volume":0.0,"delta":-0.6138,"gamma":0.0005,"vega":20.4655,"theta":-0.6494,"rho":-28.4879,"theo":496.4817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":431.7,"last_trade_time":"2026-01-15T13:24:43","percent_change":0.0,"prev_day_close":483.449996948242},{"option":"SPXW260930C07280000","bid":203.3,"bid_size":12.0,"ask":205.0,"ask_size":5.0,"iv":0.1525,"open_interest":91.0,"volume":0.0,"delta":0.3849,"gamma":0.0005,"vega":20.4286,"theta":-0.6753,"rho":14.73,"theo":203.4017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.23,"last_trade_time":"2026-02-05T14:22:44","percent_change":0.0,"prev_day_close":211.100006103516},{"option":"SPXW260930P07280000","bid":498.6,"bid_size":6.0,"ask":500.9,"ask_size":6.0,"iv":0.1526,"open_interest":27.0,"volume":0.0,"delta":-0.6163,"gamma":0.0005,"vega":20.4286,"theta":-0.6464,"rho":-28.6096,"theo":499.0949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":449.94,"last_trade_time":"2026-01-22T14:23:09","percent_change":0.0,"prev_day_close":485.949996948242},{"option":"SPXW260930C07285000","bid":201.0,"bid_size":7.0,"ask":202.7,"ask_size":5.0,"iv":0.1522,"open_interest":72.0,"volume":0.0,"delta":0.3823,"gamma":0.0005,"vega":20.3907,"theta":-0.6728,"rho":14.638,"theo":201.1491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.65,"last_trade_time":"2026-01-27T11:20:25","percent_change":0.0,"prev_day_close":208.75},{"option":"SPXW260930P07285000","bid":501.3,"bid_size":2.0,"ask":503.5,"ask_size":2.0,"iv":0.1522,"open_interest":20.0,"volume":0.0,"delta":-0.6188,"gamma":0.0005,"vega":20.3907,"theta":-0.6434,"rho":-28.7312,"theo":501.7241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":448.88,"last_trade_time":"2026-01-16T15:35:00","percent_change":0.0,"prev_day_close":488.550003051758},{"option":"SPXW260930C07290000","bid":198.7,"bid_size":13.0,"ask":200.5,"ask_size":5.0,"iv":0.1519,"open_interest":221.0,"volume":0.0,"delta":0.3798,"gamma":0.0005,"vega":20.3519,"theta":-0.6702,"rho":14.5456,"theo":198.9126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":274.09,"last_trade_time":"2026-01-27T11:20:25","percent_change":0.0,"prev_day_close":206.449996948242},{"option":"SPXW260930P07290000","bid":503.9,"bid_size":6.0,"ask":506.2,"ask_size":6.0,"iv":0.1519,"open_interest":10.0,"volume":0.0,"delta":-0.6214,"gamma":0.0005,"vega":20.3519,"theta":-0.6404,"rho":-28.8532,"theo":504.3695,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":437.67,"last_trade_time":"2026-02-10T10:25:16","percent_change":0.0,"prev_day_close":491.149993896484},{"option":"SPXW260930C07295000","bid":196.5,"bid_size":7.0,"ask":198.3,"ask_size":5.0,"iv":0.1516,"open_interest":135.0,"volume":0.0,"delta":0.3773,"gamma":0.0005,"vega":20.3123,"theta":-0.6677,"rho":14.4532,"theo":196.6923,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.9,"last_trade_time":"2026-01-28T15:52:14","percent_change":0.0,"prev_day_close":204.25},{"option":"SPXW260930P07295000","bid":506.6,"bid_size":2.0,"ask":508.8,"ask_size":2.0,"iv":0.1517,"open_interest":28.0,"volume":0.0,"delta":-0.6239,"gamma":0.0005,"vega":20.3123,"theta":-0.6374,"rho":-28.9753,"theo":507.031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":441.79,"last_trade_time":"2026-01-27T09:41:26","percent_change":0.0,"prev_day_close":493.800003051758},{"option":"SPXW260930C07300000","bid":194.3,"bid_size":13.0,"ask":196.0,"ask_size":5.0,"iv":0.1513,"open_interest":770.0,"volume":1.0,"delta":0.3748,"gamma":0.0005,"vega":20.2718,"theta":-0.6651,"rho":14.3609,"theo":194.4882,"change":21.42,"open":214.27,"high":214.27,"low":214.27,"tick":"down","last_trade_price":214.27,"last_trade_time":"2026-02-18T12:07:29","percent_change":11.1071,"prev_day_close":201.949996948242},{"option":"SPXW260930P07300000","bid":509.2,"bid_size":6.0,"ask":511.5,"ask_size":6.0,"iv":0.1512,"open_interest":150.0,"volume":0.0,"delta":-0.6264,"gamma":0.0005,"vega":20.2718,"theta":-0.6343,"rho":-29.0973,"theo":509.7088,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":515.07,"last_trade_time":"2026-02-12T13:10:24","percent_change":0.0,"prev_day_close":496.350006103516},{"option":"SPXW260930C07305000","bid":192.1,"bid_size":7.0,"ask":193.8,"ask_size":5.0,"iv":0.151,"open_interest":53.0,"volume":0.0,"delta":0.3723,"gamma":0.0005,"vega":20.2305,"theta":-0.6625,"rho":14.2686,"theo":192.3003,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":254.29,"last_trade_time":"2025-12-02T12:57:20","percent_change":0.0,"prev_day_close":199.650001525879},{"option":"SPXW260930P07305000","bid":511.9,"bid_size":2.0,"ask":514.2,"ask_size":2.0,"iv":0.151,"open_interest":36.0,"volume":0.0,"delta":-0.6289,"gamma":0.0005,"vega":20.2305,"theta":-0.6313,"rho":-29.2193,"theo":512.4027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":537.0,"last_trade_time":"2026-02-13T10:22:23","percent_change":0.0,"prev_day_close":498.949996948242},{"option":"SPXW260930C07310000","bid":189.9,"bid_size":13.0,"ask":191.7,"ask_size":5.0,"iv":0.1508,"open_interest":158.0,"volume":0.0,"delta":0.3698,"gamma":0.0005,"vega":20.1884,"theta":-0.6599,"rho":14.1765,"theo":190.1287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":242.4,"last_trade_time":"2026-02-09T11:12:40","percent_change":0.0,"prev_day_close":197.449996948242},{"option":"SPXW260930P07310000","bid":514.6,"bid_size":6.0,"ask":516.9,"ask_size":6.0,"iv":0.1507,"open_interest":88.0,"volume":0.0,"delta":-0.6314,"gamma":0.0005,"vega":20.1884,"theta":-0.6282,"rho":-29.341,"theo":515.1129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":461.11,"last_trade_time":"2026-01-30T10:08:56","percent_change":0.0,"prev_day_close":501.600006103516},{"option":"SPXW260930C07315000","bid":187.8,"bid_size":7.0,"ask":189.5,"ask_size":5.0,"iv":0.1504,"open_interest":245.0,"volume":0.0,"delta":0.3673,"gamma":0.0005,"vega":20.1456,"theta":-0.6572,"rho":14.0846,"theo":187.9732,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":191.6,"last_trade_time":"2026-01-21T13:03:31","percent_change":0.0,"prev_day_close":195.25},{"option":"SPXW260930P07315000","bid":517.3,"bid_size":2.0,"ask":519.6,"ask_size":2.0,"iv":0.1504,"open_interest":48.0,"volume":0.0,"delta":-0.6339,"gamma":0.0005,"vega":20.1456,"theta":-0.6251,"rho":-29.4626,"theo":517.8392,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":445.49,"last_trade_time":"2026-01-27T15:40:14","percent_change":0.0,"prev_day_close":504.25},{"option":"SPXW260930C07320000","bid":185.6,"bid_size":14.0,"ask":187.4,"ask_size":5.0,"iv":0.1502,"open_interest":186.0,"volume":0.0,"delta":0.3648,"gamma":0.0005,"vega":20.102,"theta":-0.6546,"rho":13.9929,"theo":185.8339,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":239.9,"last_trade_time":"2026-02-09T15:26:06","percent_change":0.0,"prev_day_close":193.050003051758},{"option":"SPXW260930P07320000","bid":520.0,"bid_size":6.0,"ask":522.3,"ask_size":6.0,"iv":0.1501,"open_interest":36.0,"volume":0.0,"delta":-0.6364,"gamma":0.0005,"vega":20.102,"theta":-0.6219,"rho":-29.584,"theo":520.5818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":563.65,"last_trade_time":"2025-11-26T14:03:11","percent_change":0.0,"prev_day_close":506.949996948242},{"option":"SPXW260930C07325000","bid":183.4,"bid_size":14.0,"ask":185.2,"ask_size":5.0,"iv":0.1499,"open_interest":248.0,"volume":0.0,"delta":0.3623,"gamma":0.0005,"vega":20.0578,"theta":-0.6519,"rho":13.9015,"theo":183.7108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":177.5,"last_trade_time":"2026-02-05T10:31:56","percent_change":0.0,"prev_day_close":190.849998474121},{"option":"SPXW260930P07325000","bid":522.8,"bid_size":6.0,"ask":525.0,"ask_size":6.0,"iv":0.1498,"open_interest":38.0,"volume":0.0,"delta":-0.6389,"gamma":0.0005,"vega":20.0578,"theta":-0.6188,"rho":-29.705,"theo":523.3405,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":570.6,"last_trade_time":"2026-02-17T09:58:06","percent_change":0.0,"prev_day_close":509.600006103516},{"option":"SPXW260930C07330000","bid":181.3,"bid_size":14.0,"ask":183.1,"ask_size":5.0,"iv":0.1496,"open_interest":197.0,"volume":0.0,"delta":0.3598,"gamma":0.0005,"vega":20.0129,"theta":-0.6492,"rho":13.8103,"theo":181.6039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.95,"last_trade_time":"2026-01-05T15:02:17","percent_change":0.0,"prev_day_close":188.650001525879},{"option":"SPXW260930P07330000","bid":525.5,"bid_size":6.0,"ask":527.8,"ask_size":6.0,"iv":0.1496,"open_interest":48.0,"volume":0.0,"delta":-0.6414,"gamma":0.0005,"vega":20.0129,"theta":-0.6156,"rho":-29.8259,"theo":526.1154,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":492.75,"last_trade_time":"2026-01-05T14:00:14","percent_change":0.0,"prev_day_close":512.100006103516},{"option":"SPXW260930C07335000","bid":179.2,"bid_size":7.0,"ask":181.0,"ask_size":5.0,"iv":0.1493,"open_interest":206.0,"volume":0.0,"delta":0.3573,"gamma":0.0005,"vega":19.9673,"theta":-0.6465,"rho":13.7194,"theo":179.5131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":179.5,"last_trade_time":"2026-02-13T09:53:20","percent_change":0.0,"prev_day_close":186.550003051758},{"option":"SPXW260930P07335000","bid":528.3,"bid_size":2.0,"ask":530.6,"ask_size":2.0,"iv":0.1493,"open_interest":82.0,"volume":0.0,"delta":-0.6439,"gamma":0.0005,"vega":19.9673,"theta":-0.6125,"rho":-29.9465,"theo":528.9065,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":552.52,"last_trade_time":"2025-12-02T11:05:35","percent_change":0.0,"prev_day_close":515.0},{"option":"SPXW260930C07340000","bid":177.2,"bid_size":14.0,"ask":179.1,"ask_size":5.0,"iv":0.1491,"open_interest":259.0,"volume":0.0,"delta":0.3548,"gamma":0.0005,"vega":19.9211,"theta":-0.6438,"rho":13.6286,"theo":177.4384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":176.5,"last_trade_time":"2026-02-13T10:48:29","percent_change":0.0,"prev_day_close":184.449996948242},{"option":"SPXW260930P07340000","bid":531.1,"bid_size":5.0,"ask":533.4,"ask_size":5.0,"iv":0.149,"open_interest":93.0,"volume":0.0,"delta":-0.6464,"gamma":0.0005,"vega":19.9211,"theta":-0.6092,"rho":-30.0669,"theo":531.7137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":581.8,"last_trade_time":"2026-02-17T09:58:50","percent_change":0.0,"prev_day_close":517.75},{"option":"SPXW260930C07345000","bid":175.1,"bid_size":7.0,"ask":176.9,"ask_size":5.0,"iv":0.1488,"open_interest":140.0,"volume":0.0,"delta":0.3522,"gamma":0.0005,"vega":19.8741,"theta":-0.6411,"rho":13.538,"theo":175.3799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":182.8,"last_trade_time":"2026-02-13T14:15:33","percent_change":0.0,"prev_day_close":182.25},{"option":"SPXW260930P07345000","bid":533.9,"bid_size":2.0,"ask":536.2,"ask_size":2.0,"iv":0.1487,"open_interest":11.0,"volume":0.0,"delta":-0.649,"gamma":0.0005,"vega":19.8741,"theta":-0.606,"rho":-30.1872,"theo":534.537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":592.2,"last_trade_time":"2026-02-05T16:06:20","percent_change":0.0,"prev_day_close":520.550018310547},{"option":"SPXW260930C07350000","bid":173.0,"bid_size":14.0,"ask":174.8,"ask_size":5.0,"iv":0.1485,"open_interest":446.0,"volume":0.0,"delta":0.3497,"gamma":0.0005,"vega":19.8265,"theta":-0.6383,"rho":13.4474,"theo":173.3375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":180.7,"last_trade_time":"2026-02-13T14:15:33","percent_change":0.0,"prev_day_close":180.150001525879},{"option":"SPXW260930P07350000","bid":536.7,"bid_size":5.0,"ask":539.0,"ask_size":5.0,"iv":0.1484,"open_interest":12.0,"volume":0.0,"delta":-0.6514,"gamma":0.0005,"vega":19.8265,"theta":-0.6028,"rho":-30.3074,"theo":537.3764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":585.4,"last_trade_time":"2026-02-17T09:58:06","percent_change":0.0,"prev_day_close":523.350006103516},{"option":"SPXW260930C07375000","bid":162.9,"bid_size":15.0,"ask":164.8,"ask_size":5.0,"iv":0.1471,"open_interest":143.0,"volume":0.0,"delta":0.3372,"gamma":0.0005,"vega":19.5766,"theta":-0.6243,"rho":12.9934,"theo":163.3673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":150.8,"last_trade_time":"2026-02-17T10:24:54","percent_change":0.0,"prev_day_close":169.849998474121},{"option":"SPXW260930P07375000","bid":551.1,"bid_size":1.0,"ask":553.3,"ask_size":1.0,"iv":0.1471,"open_interest":76.0,"volume":0.0,"delta":-0.664,"gamma":0.0005,"vega":19.5766,"theta":-0.5864,"rho":-30.9098,"theo":551.8155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":575.5,"last_trade_time":"2026-02-05T12:02:59","percent_change":0.0,"prev_day_close":537.350006103516},{"option":"SPXW260930C07400000","bid":153.4,"bid_size":15.0,"ask":155.1,"ask_size":5.0,"iv":0.1458,"open_interest":756.0,"volume":6.0,"delta":0.3248,"gamma":0.0005,"vega":19.3041,"theta":-0.6099,"rho":12.5323,"theo":153.8024,"change":9.1,"open":169.2,"high":169.2,"low":161.5,"tick":"down","last_trade_price":161.5,"last_trade_time":"2026-02-18T14:35:18","percent_change":5.97113,"prev_day_close":160.0},{"option":"SPXW260930P07400000","bid":565.8,"bid_size":1.0,"ask":568.1,"ask_size":1.0,"iv":0.1457,"open_interest":23.0,"volume":0.0,"delta":-0.6764,"gamma":0.0005,"vega":19.3041,"theta":-0.5696,"rho":-31.5192,"theo":566.6597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":528.36,"last_trade_time":"2026-02-06T12:52:13","percent_change":0.0,"prev_day_close":551.850006103516},{"option":"SPXW260930C07425000","bid":144.2,"bid_size":16.0,"ask":145.9,"ask_size":5.0,"iv":0.1445,"open_interest":99.0,"volume":0.0,"delta":0.3124,"gamma":0.0005,"vega":19.0071,"theta":-0.5951,"rho":12.0657,"theo":144.6449,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.84,"last_trade_time":"2026-02-09T14:40:29","percent_change":0.0,"prev_day_close":150.400001525879},{"option":"SPXW260930P07425000","bid":581.0,"bid_size":1.0,"ask":583.3,"ask_size":1.0,"iv":0.1444,"open_interest":52.0,"volume":0.0,"delta":-0.6888,"gamma":0.0005,"vega":19.0071,"theta":-0.5525,"rho":-32.1341,"theo":581.9115,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":519.0,"last_trade_time":"2026-02-11T11:44:14","percent_change":0.0,"prev_day_close":566.75},{"option":"SPXW260930C07450000","bid":135.4,"bid_size":17.0,"ask":137.2,"ask_size":5.0,"iv":0.1433,"open_interest":501.0,"volume":0.0,"delta":0.3001,"gamma":0.0004,"vega":18.6895,"theta":-0.5801,"rho":11.6032,"theo":135.8916,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":147.16,"last_trade_time":"2026-02-12T13:54:05","percent_change":0.0,"prev_day_close":141.299995422363},{"option":"SPXW260930P07450000","bid":593.7,"bid_size":4.0,"ask":600.9,"ask_size":3.0,"iv":0.1429,"open_interest":46.0,"volume":2.0,"delta":-0.7011,"gamma":0.0004,"vega":18.6895,"theta":-0.535,"rho":-32.7449,"theo":597.5674,"change":-29.65,"open":571.9,"high":571.9,"low":571.9,"tick":"no_change","last_trade_price":571.9,"last_trade_time":"2026-02-18T13:50:41","percent_change":-4.92893,"prev_day_close":582.050018310547},{"option":"SPXW260930C07475000","bid":127.0,"bid_size":17.0,"ask":128.6,"ask_size":6.0,"iv":0.1421,"open_interest":269.0,"volume":7.0,"delta":0.288,"gamma":0.0004,"vega":18.3574,"theta":-0.5647,"rho":11.1516,"theo":127.5326,"change":14.35,"open":140.55,"high":140.55,"low":140.55,"tick":"down","last_trade_price":140.55,"last_trade_time":"2026-02-18T11:18:04","percent_change":11.3708,"prev_day_close":132.599998474121},{"option":"SPXW260930P07475000","bid":610.2,"bid_size":4.0,"ask":617.3,"ask_size":4.0,"iv":0.142,"open_interest":33.0,"volume":0.0,"delta":-0.7132,"gamma":0.0004,"vega":18.3574,"theta":-0.5173,"rho":-33.3448,"theo":613.6175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":533.0,"last_trade_time":"2026-02-11T09:37:03","percent_change":0.0,"prev_day_close":597.450012207031},{"option":"SPXW260930C07500000","bid":118.9,"bid_size":18.0,"ask":120.7,"ask_size":6.0,"iv":0.1409,"open_interest":381.0,"volume":0.0,"delta":0.276,"gamma":0.0004,"vega":18.0125,"theta":-0.549,"rho":10.7074,"theo":119.5566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":108.4,"last_trade_time":"2026-02-17T10:52:40","percent_change":0.0,"prev_day_close":124.299999237061},{"option":"SPXW260930P07500000","bid":626.5,"bid_size":4.0,"ask":633.6,"ask_size":4.0,"iv":0.1408,"open_interest":104.0,"volume":0.0,"delta":-0.7252,"gamma":0.0004,"vega":18.0125,"theta":-0.4992,"rho":-33.9374,"theo":630.0508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":687.9,"last_trade_time":"2026-02-17T10:32:11","percent_change":0.0,"prev_day_close":613.599975585938},{"option":"SPXW260930C07550000","bid":104.0,"bid_size":19.0,"ask":105.7,"ask_size":6.0,"iv":0.1387,"open_interest":400.0,"volume":1.0,"delta":0.2525,"gamma":0.0004,"vega":17.2673,"theta":-0.5171,"rho":9.816,"theo":104.73,"change":6.26,"open":109.76,"high":109.76,"low":109.76,"tick":"up","last_trade_price":109.76,"last_trade_time":"2026-02-18T16:14:42","percent_change":6.04831,"prev_day_close":108.900001525879},{"option":"SPXW260930P07550000","bid":659.6,"bid_size":4.0,"ask":667.5,"ask_size":4.0,"iv":0.1384,"open_interest":99.0,"volume":0.0,"delta":-0.7487,"gamma":0.0004,"vega":17.2673,"theta":-0.4626,"rho":-35.1254,"theo":664.0425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":572.4,"last_trade_time":"2026-02-11T09:36:11","percent_change":0.0,"prev_day_close":646.649993896484},{"option":"SPXW260930C07600000","bid":90.6,"bid_size":27.0,"ask":92.2,"ask_size":17.0,"iv":0.1367,"open_interest":135.0,"volume":0.0,"delta":0.2299,"gamma":0.0004,"vega":16.4551,"theta":-0.4845,"rho":8.9533,"theo":91.3586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":89.9,"last_trade_time":"2026-02-17T09:32:23","percent_change":0.0,"prev_day_close":95.0},{"option":"SPXW260930P07600000","bid":695.5,"bid_size":4.0,"ask":702.9,"ask_size":4.0,"iv":0.1365,"open_interest":76.0,"volume":0.0,"delta":-0.7713,"gamma":0.0004,"vega":16.4551,"theta":-0.4252,"rho":-36.2847,"theo":699.4895,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":652.89,"last_trade_time":"2026-01-08T14:36:08","percent_change":0.0,"prev_day_close":681.5},{"option":"SPXW260930C07650000","bid":78.6,"bid_size":29.0,"ask":80.2,"ask_size":19.0,"iv":0.1349,"open_interest":298.0,"volume":2.0,"delta":0.2082,"gamma":0.0004,"vega":15.6114,"theta":-0.4516,"rho":8.1326,"theo":79.3487,"change":4.87,"open":83.27,"high":83.27,"low":83.27,"tick":"up","last_trade_price":83.27,"last_trade_time":"2026-02-18T16:14:42","percent_change":6.21173,"prev_day_close":82.5499992370606},{"option":"SPXW260930P07650000","bid":731.5,"bid_size":4.0,"ask":739.7,"ask_size":4.0,"iv":0.1344,"open_interest":4.0,"volume":0.0,"delta":-0.793,"gamma":0.0004,"vega":15.6114,"theta":-0.3876,"rho":-37.4021,"theo":736.2981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":712.96,"last_trade_time":"2025-10-29T12:16:30","percent_change":0.0,"prev_day_close":718.25},{"option":"SPXW260930C07700000","bid":68.0,"bid_size":20.0,"ask":69.4,"ask_size":20.0,"iv":0.1332,"open_interest":326.0,"volume":0.0,"delta":0.1877,"gamma":0.0004,"vega":14.717,"theta":-0.4188,"rho":7.3334,"theo":68.6382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":60.88,"last_trade_time":"2026-02-17T10:33:24","percent_change":0.0,"prev_day_close":71.5},{"option":"SPXW260930P07700000","bid":770.1,"bid_size":4.0,"ask":777.9,"ask_size":4.0,"iv":0.1329,"open_interest":4.0,"volume":0.0,"delta":-0.8135,"gamma":0.0004,"vega":14.717,"theta":-0.35,"rho":-38.4979,"theo":774.4059,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":781.52,"last_trade_time":"2025-11-03T15:40:30","percent_change":0.0,"prev_day_close":755.649993896484},{"option":"SPXW260930C07750000","bid":58.7,"bid_size":26.0,"ask":60.1,"ask_size":22.0,"iv":0.1318,"open_interest":438.0,"volume":48.0,"delta":0.1683,"gamma":0.0004,"vega":13.805,"theta":-0.3864,"rho":6.5949,"theo":59.1442,"change":8.26,"open":66.28,"high":66.81,"low":66.28,"tick":"no_change","last_trade_price":66.81,"last_trade_time":"2026-02-18T12:07:44","percent_change":14.1076,"prev_day_close":61.6999988555908},{"option":"SPXW260930P07750000","bid":809.4,"bid_size":4.0,"ask":817.3,"ask_size":4.0,"iv":0.1313,"open_interest":61.0,"volume":0.0,"delta":-0.8329,"gamma":0.0004,"vega":13.805,"theta":-0.3128,"rho":-39.533,"theo":813.7303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":742.09,"last_trade_time":"2025-12-26T14:58:12","percent_change":0.0,"prev_day_close":794.850006103516},{"option":"SPXW260930C07800000","bid":50.4,"bid_size":25.0,"ask":51.7,"ask_size":25.0,"iv":0.1304,"open_interest":907.0,"volume":24.0,"delta":0.1503,"gamma":0.0003,"vega":12.8861,"theta":-0.3547,"rho":5.891,"theo":50.7809,"change":7.23,"open":56.81,"high":57.63,"low":56.81,"tick":"up","last_trade_price":57.63,"last_trade_time":"2026-02-18T12:07:29","percent_change":14.3452,"prev_day_close":53.2000007629394},{"option":"SPXW260930P07800000","bid":849.8,"bid_size":4.0,"ask":857.9,"ask_size":4.0,"iv":0.1299,"open_interest":38.0,"volume":0.0,"delta":-0.8509,"gamma":0.0003,"vega":12.8861,"theta":-0.2763,"rho":-40.5335,"theo":854.1855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":751.77,"last_trade_time":"2026-01-28T13:09:28","percent_change":0.0,"prev_day_close":834.900024414062},{"option":"SPXW260930C07900000","bid":37.0,"bid_size":47.0,"ask":38.2,"ask_size":31.0,"iv":0.1283,"open_interest":887.0,"volume":198.0,"delta":0.1183,"gamma":0.0003,"vega":11.0558,"theta":-0.2949,"rho":4.65,"theo":37.1255,"change":4.72,"open":41.5,"high":41.95,"low":41.21,"tick":"no_change","last_trade_price":41.87,"last_trade_time":"2026-02-18T10:51:49","percent_change":12.7052,"prev_day_close":39.1999988555908},{"option":"SPXW260930P07900000","bid":933.7,"bid_size":3.0,"ask":942.1,"ask_size":3.0,"iv":0.1276,"open_interest":10.0,"volume":0.0,"delta":-0.8829,"gamma":0.0003,"vega":11.0558,"theta":-0.207,"rho":-42.3678,"theo":938.1669,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":930.82,"last_trade_time":"2025-10-30T15:32:49","percent_change":0.0,"prev_day_close":918.350006103516},{"option":"SPXW260930C08000000","bid":26.9,"bid_size":94.0,"ask":28.0,"ask_size":65.0,"iv":0.1266,"open_interest":2064.0,"volume":1.0,"delta":0.0919,"gamma":0.0002,"vega":9.3222,"theta":-0.2416,"rho":3.6175,"theo":26.9613,"change":3.35,"open":30.5,"high":30.5,"low":30.5,"tick":"up","last_trade_price":30.5,"last_trade_time":"2026-02-18T12:41:20","percent_change":12.3389,"prev_day_close":28.6499996185303},{"option":"SPXW260930P08000000","bid":1020.4,"bid_size":3.0,"ask":1029.7,"ask_size":2.0,"iv":0.1253,"open_interest":24.0,"volume":0.0,"delta":-0.9093,"gamma":0.0002,"vega":9.3222,"theta":-0.1442,"rho":-43.9935,"theo":1025.6394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1015.96,"last_trade_time":"2025-12-19T13:25:28","percent_change":0.0,"prev_day_close":1005.45001220703},{"option":"SPXW260930C08100000","bid":19.7,"bid_size":34.0,"ask":20.5,"ask_size":47.0,"iv":0.1256,"open_interest":400.0,"volume":50.0,"delta":0.0708,"gamma":0.0002,"vega":7.7633,"theta":-0.1961,"rho":2.7866,"theo":19.5676,"change":2.91,"open":22.5,"high":22.76,"low":22.5,"tick":"no_change","last_trade_price":22.76,"last_trade_time":"2026-02-18T12:07:44","percent_change":14.6599,"prev_day_close":20.9500007629395},{"option":"SPXW260930P08100000","bid":1110.4,"bid_size":3.0,"ask":1120.1,"ask_size":3.0,"iv":0.1239,"open_interest":4.0,"volume":0.0,"delta":-0.9304,"gamma":0.0002,"vega":7.7633,"theta":-0.0892,"rho":-45.4177,"theo":1115.8825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1069.2,"last_trade_time":"2025-12-31T10:13:25","percent_change":0.0,"prev_day_close":1095.40002441406},{"option":"SPXW260930C08200000","bid":14.2,"bid_size":105.0,"ask":15.1,"ask_size":61.0,"iv":0.1249,"open_interest":279.0,"volume":210.0,"delta":0.0544,"gamma":0.0002,"vega":6.4158,"theta":-0.1585,"rho":2.1403,"theo":14.2753,"change":1.86,"open":16.14,"high":16.37,"low":16.11,"tick":"down","last_trade_price":16.36,"last_trade_time":"2026-02-18T10:53:12","percent_change":12.8276,"prev_day_close":15.25},{"option":"SPXW260930P08200000","bid":1202.5,"bid_size":3.0,"ask":1212.4,"ask_size":3.0,"iv":0.1229,"open_interest":53.0,"volume":0.0,"delta":-0.9468,"gamma":0.0002,"vega":6.4158,"theta":-0.042,"rho":-46.6573,"theo":1208.2271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1239.3,"last_trade_time":"2026-02-13T15:40:26","percent_change":0.0,"prev_day_close":1187.5},{"option":"SPXW260930C08300000","bid":10.4,"bid_size":15.0,"ask":11.1,"ask_size":126.0,"iv":0.1246,"open_interest":89.0,"volume":12.0,"delta":0.0419,"gamma":0.0001,"vega":5.2782,"theta":-0.1281,"rho":1.6496,"theo":10.5172,"change":1.42,"open":11.85,"high":12.24,"low":11.85,"tick":"down","last_trade_price":11.97,"last_trade_time":"2026-02-18T12:54:45","percent_change":13.4597,"prev_day_close":11.1499996185303},{"option":"SPXW260930P08300000","bid":1296.1,"bid_size":2.0,"ask":1306.1,"ask_size":2.0,"iv":0.1219,"open_interest":2.0,"volume":0.0,"delta":-0.9593,"gamma":0.0001,"vega":5.2782,"theta":-0.0021,"rho":-47.7412,"theo":1302.1058,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1341.96,"last_trade_time":"2026-02-05T10:06:57","percent_change":0.0,"prev_day_close":1281.04998779297},{"option":"SPXW260930C08400000","bid":7.6,"bid_size":72.0,"ask":8.2,"ask_size":143.0,"iv":0.1247,"open_interest":288.0,"volume":1.0,"delta":0.0324,"gamma":0.0001,"vega":4.3397,"theta":-0.1039,"rho":1.2751,"theo":7.8444,"change":1.07,"open":8.82,"high":8.82,"low":8.82,"tick":"down","last_trade_price":8.82,"last_trade_time":"2026-02-18T12:54:45","percent_change":13.8065,"prev_day_close":8.19999980926514},{"option":"SPXW260930P08400000","bid":1390.8,"bid_size":2.0,"ask":1401.0,"ask_size":2.0,"iv":0.1213,"open_interest":0.0,"volume":0.0,"delta":-0.9688,"gamma":0.0001,"vega":4.3397,"theta":0.0,"rho":-48.709,"theo":1397.0698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1375.85003662109},{"option":"SPXW260930C08600000","bid":4.1,"bid_size":87.0,"ask":4.6,"ask_size":153.0,"iv":0.1256,"open_interest":239.0,"volume":2.0,"delta":0.0198,"gamma":0.0001,"vega":2.9476,"theta":-0.0692,"rho":0.7774,"theo":4.5243,"change":0.19,"open":4.47,"high":4.49,"low":4.47,"tick":"up","last_trade_price":4.49,"last_trade_time":"2026-02-18T09:58:17","percent_change":4.41861,"prev_day_close":4.54999995231628},{"option":"SPXW260930P08600000","bid":1582.9,"bid_size":2.0,"ask":1593.1,"ask_size":2.0,"iv":0.1218,"open_interest":1.0,"volume":0.0,"delta":-0.9814,"gamma":0.0001,"vega":2.9476,"theta":0.0,"rho":-50.3932,"theo":1589.0233,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1532.05,"last_trade_time":"2025-12-31T10:12:39","percent_change":0.0,"prev_day_close":1567.40002441406},{"option":"SPXW261231C02800000","bid":4094.3,"bid_size":2.0,"ask":4111.8,"ask_size":2.0,"iv":0.4922,"open_interest":23.0,"volume":0.0,"delta":0.9897,"gamma":0.0,"vega":2.0177,"theta":0.0,"rho":23.0529,"theo":4101.8381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":4173.19,"last_trade_time":"2026-02-09T09:50:58","percent_change":0.0,"prev_day_close":4123.55004882812},{"option":"SPXW261231P02800000","bid":14.3,"bid_size":56.0,"ask":14.8,"ask_size":153.0,"iv":0.4869,"open_interest":797.0,"volume":0.0,"delta":-0.012,"gamma":0.0,"vega":2.0177,"theta":-0.1464,"rho":-0.8233,"theo":14.3894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":13.8,"last_trade_time":"2026-02-12T10:58:33","percent_change":0.0,"prev_day_close":14.1500000953674},{"option":"SPXW261231C03000000","bid":3903.9,"bid_size":2.0,"ask":3920.9,"ask_size":2.0,"iv":0.4702,"open_interest":8.0,"volume":0.0,"delta":0.9869,"gamma":0.0,"vega":2.4173,"theta":0.0,"rho":24.547,"theo":3911.3909,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3976.0,"last_trade_time":"2026-01-23T13:58:32","percent_change":0.0,"prev_day_close":3932.59997558594},{"option":"SPXW261231P03000000","bid":17.2,"bid_size":55.0,"ask":17.7,"ask_size":147.0,"iv":0.4664,"open_interest":51.0,"volume":0.0,"delta":-0.0148,"gamma":0.0,"vega":2.417,"theta":-0.1681,"rho":-1.0123,"theo":17.3463,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":17.3,"last_trade_time":"2026-02-13T10:32:35","percent_change":0.0,"prev_day_close":16.9499998092651},{"option":"SPXW261231C03200000","bid":3713.9,"bid_size":3.0,"ask":3730.4,"ask_size":3.0,"iv":0.4494,"open_interest":7.0,"volume":0.0,"delta":0.9838,"gamma":0.0,"vega":2.852,"theta":0.0,"rho":26.0163,"theo":3721.2508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":3785.09,"last_trade_time":"2026-01-08T11:14:34","percent_change":0.0,"prev_day_close":3742.40002441406},{"option":"SPXW261231P03200000","bid":20.4,"bid_size":53.0,"ask":21.0,"ask_size":139.0,"iv":0.4465,"open_interest":133.0,"volume":0.0,"delta":-0.018,"gamma":0.0,"vega":2.852,"theta":-0.1904,"rho":-1.2262,"theo":20.6138,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":19.07,"last_trade_time":"2026-02-10T14:46:44","percent_change":0.0,"prev_day_close":20.0500001907349},{"option":"SPXW261231C03400000","bid":3524.5,"bid_size":3.0,"ask":3539.9,"ask_size":3.0,"iv":0.4292,"open_interest":0.0,"volume":0.0,"delta":0.9801,"gamma":0.0,"vega":3.336,"theta":0.0,"rho":27.4565,"theo":3531.4343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3552.95007324219},{"option":"SPXW261231P03400000","bid":23.9,"bid_size":51.0,"ask":24.5,"ask_size":133.0,"iv":0.4268,"open_interest":359.0,"volume":0.0,"delta":-0.0216,"gamma":0.0,"vega":3.3357,"theta":-0.2132,"rho":-1.4689,"theo":24.2009,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.39,"last_trade_time":"2026-02-17T10:05:01","percent_change":0.0,"prev_day_close":23.5},{"option":"SPXW261231C03500000","bid":3429.8,"bid_size":3.0,"ask":3445.4,"ask_size":3.0,"iv":0.42,"open_interest":0.0,"volume":0.0,"delta":0.9781,"gamma":0.0,"vega":3.5987,"theta":0.0,"rho":28.1619,"theo":3436.6651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3458.05004882812},{"option":"SPXW261231P03500000","bid":25.8,"bid_size":50.0,"ask":26.4,"ask_size":129.0,"iv":0.4172,"open_interest":196.0,"volume":0.0,"delta":-0.0236,"gamma":0.0,"vega":3.5987,"theta":-0.2249,"rho":-1.6053,"theo":26.137,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":25.53,"last_trade_time":"2026-02-17T15:41:33","percent_change":0.0,"prev_day_close":25.4000005722046},{"option":"SPXW261231C03600000","bid":3335.2,"bid_size":3.0,"ask":3350.2,"ask_size":3.0,"iv":0.4098,"open_interest":0.0,"volume":0.0,"delta":0.976,"gamma":0.0,"vega":3.8727,"theta":0.0,"rho":28.858,"theo":3342.0025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3363.25},{"option":"SPXW261231P03600000","bid":27.8,"bid_size":49.0,"ask":28.4,"ask_size":126.0,"iv":0.4077,"open_interest":67.0,"volume":0.0,"delta":-0.0258,"gamma":0.0,"vega":3.8727,"theta":-0.2367,"rho":-1.7508,"theo":28.1774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":27.52,"last_trade_time":"2026-02-12T14:47:08","percent_change":0.0,"prev_day_close":27.3000001907349},{"option":"SPXW261231C03700000","bid":3240.9,"bid_size":3.0,"ask":3255.9,"ask_size":3.0,"iv":0.401,"open_interest":0.0,"volume":0.0,"delta":0.9736,"gamma":0.0,"vega":4.1587,"theta":0.0,"rho":29.5452,"theo":3247.4574,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3268.5},{"option":"SPXW261231P03700000","bid":29.9,"bid_size":47.0,"ask":30.6,"ask_size":122.0,"iv":0.3985,"open_interest":328.0,"volume":0.0,"delta":-0.0281,"gamma":0.0,"vega":4.1587,"theta":-0.2487,"rho":-1.9051,"theo":30.3352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":27.88,"last_trade_time":"2026-02-10T13:44:39","percent_change":0.0,"prev_day_close":29.4000005722046},{"option":"SPXW261231C03800000","bid":3146.6,"bid_size":3.0,"ask":3161.4,"ask_size":3.0,"iv":0.3918,"open_interest":0.0,"volume":0.0,"delta":0.9711,"gamma":0.0,"vega":4.4611,"theta":0.0,"rho":30.2219,"theo":3153.0432,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3173.90002441406},{"option":"SPXW261231P03800000","bid":32.2,"bid_size":46.0,"ask":32.9,"ask_size":119.0,"iv":0.3894,"open_interest":19.0,"volume":0.0,"delta":-0.0306,"gamma":0.0,"vega":4.4606,"theta":-0.261,"rho":-2.0696,"theo":32.6202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":33.68,"last_trade_time":"2026-02-17T09:48:23","percent_change":0.0,"prev_day_close":31.5999994277954},{"option":"SPXW261231C03900000","bid":3052.5,"bid_size":3.0,"ask":3067.0,"ask_size":3.0,"iv":0.3827,"open_interest":0.0,"volume":0.0,"delta":0.9684,"gamma":0.0,"vega":4.7846,"theta":0.0,"rho":30.8847,"theo":3058.7787,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":3079.55004882812},{"option":"SPXW261231P03900000","bid":34.6,"bid_size":44.0,"ask":35.4,"ask_size":115.0,"iv":0.3805,"open_interest":11.0,"volume":0.0,"delta":-0.0333,"gamma":0.0,"vega":4.7846,"theta":-0.2736,"rho":-2.2487,"theo":35.0625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":37.47,"last_trade_time":"2026-02-17T10:01:30","percent_change":0.0,"prev_day_close":34.0},{"option":"SPXW261231C04000000","bid":2958.6,"bid_size":3.0,"ask":2972.8,"ask_size":3.0,"iv":0.3739,"open_interest":18.0,"volume":0.0,"delta":0.9655,"gamma":0.0,"vega":5.1301,"theta":0.0,"rho":31.5304,"theo":2964.6894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":3066.01,"last_trade_time":"2026-02-10T14:44:21","percent_change":0.0,"prev_day_close":2985.19995117188},{"option":"SPXW261231P04000000","bid":37.2,"bid_size":42.0,"ask":38.0,"ask_size":111.0,"iv":0.3717,"open_interest":97.0,"volume":2.0,"delta":-0.0362,"gamma":0.0,"vega":5.1301,"theta":-0.2865,"rho":-2.4446,"theo":37.6761,"change":-0.88,"open":35.81,"high":35.82,"low":35.81,"tick":"up","last_trade_price":35.82,"last_trade_time":"2026-02-18T09:59:13","percent_change":-2.39782,"prev_day_close":36.5499992370606},{"option":"SPXW261231C04100000","bid":2864.8,"bid_size":3.0,"ask":2878.8,"ask_size":3.0,"iv":0.3651,"open_interest":0.0,"volume":0.0,"delta":0.9623,"gamma":0.0,"vega":5.495,"theta":0.0,"rho":32.1585,"theo":2870.8041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2891.09997558594},{"option":"SPXW261231P04100000","bid":40.1,"bid_size":40.0,"ask":40.9,"ask_size":107.0,"iv":0.3633,"open_interest":12.0,"volume":0.0,"delta":-0.0394,"gamma":0.0,"vega":5.495,"theta":-0.2999,"rho":-2.658,"theo":40.4938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":40.94,"last_trade_time":"2026-02-17T12:48:56","percent_change":0.0,"prev_day_close":39.3499984741211},{"option":"SPXW261231C04200000","bid":2771.4,"bid_size":3.0,"ask":2785.1,"ask_size":3.0,"iv":0.3568,"open_interest":3.0,"volume":0.0,"delta":0.9589,"gamma":0.0,"vega":5.8788,"theta":-0.0002,"rho":32.77,"theo":2777.1525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":2842.54,"last_trade_time":"2026-01-05T11:30:20","percent_change":0.0,"prev_day_close":2797.80004882812},{"option":"SPXW261231P04200000","bid":43.1,"bid_size":38.0,"ask":44.0,"ask_size":100.0,"iv":0.3549,"open_interest":28.0,"volume":0.0,"delta":-0.0429,"gamma":0.0,"vega":5.8788,"theta":-0.3139,"rho":-2.8881,"theo":43.5452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":46.12,"last_trade_time":"2026-02-17T10:05:23","percent_change":0.0,"prev_day_close":42.3499984741211},{"option":"SPXW261231C04300000","bid":2678.2,"bid_size":3.0,"ask":2691.6,"ask_size":3.0,"iv":0.3486,"open_interest":0.0,"volume":0.0,"delta":0.9551,"gamma":0.0,"vega":6.2868,"theta":-0.0258,"rho":33.3632,"theo":2683.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2704.34997558594},{"option":"SPXW261231P04300000","bid":46.5,"bid_size":36.0,"ask":47.4,"ask_size":92.0,"iv":0.3469,"open_interest":101.0,"volume":0.0,"delta":-0.0467,"gamma":0.0,"vega":6.2868,"theta":-0.3283,"rho":-3.1365,"theo":46.861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.74,"last_trade_time":"2026-02-17T10:47:51","percent_change":0.0,"prev_day_close":45.6000003814697},{"option":"SPXW261231C04400000","bid":2585.2,"bid_size":3.0,"ask":2598.4,"ask_size":3.0,"iv":0.3405,"open_interest":0.0,"volume":0.0,"delta":0.951,"gamma":0.0,"vega":6.7268,"theta":-0.052,"rho":33.932,"theo":2590.6794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2611.19995117188},{"option":"SPXW261231P04400000","bid":50.1,"bid_size":33.0,"ask":51.2,"ask_size":84.0,"iv":0.3391,"open_interest":118.0,"volume":0.0,"delta":-0.0508,"gamma":0.0,"vega":6.7268,"theta":-0.3435,"rho":-3.4092,"theo":50.4779,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":49.7,"last_trade_time":"2026-02-13T14:28:11","percent_change":0.0,"prev_day_close":49.2000007629394},{"option":"SPXW261231C04500000","bid":2492.7,"bid_size":3.0,"ask":2505.8,"ask_size":3.0,"iv":0.3329,"open_interest":1.0,"volume":0.0,"delta":0.9464,"gamma":0.0,"vega":7.2006,"theta":-0.0789,"rho":34.4704,"theo":2497.9402,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2547.32,"last_trade_time":"2025-12-23T09:48:14","percent_change":0.0,"prev_day_close":2518.5},{"option":"SPXW261231P04500000","bid":54.2,"bid_size":32.0,"ask":55.2,"ask_size":79.0,"iv":0.3314,"open_interest":171.0,"volume":1.0,"delta":-0.0553,"gamma":0.0,"vega":7.2006,"theta":-0.3593,"rho":-3.7124,"theo":54.4417,"change":0.31,"open":53.91,"high":53.91,"low":53.91,"tick":"up","last_trade_price":53.91,"last_trade_time":"2026-02-18T14:43:05","percent_change":0.578358,"prev_day_close":53.1000003814697},{"option":"SPXW261231C04600000","bid":2400.5,"bid_size":3.0,"ask":2413.3,"ask_size":3.0,"iv":0.3253,"open_interest":0.0,"volume":0.0,"delta":0.9414,"gamma":0.0001,"vega":7.7027,"theta":-0.1066,"rho":34.9779,"theo":2405.5971,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2425.94995117188},{"option":"SPXW261231P04600000","bid":58.6,"bid_size":31.0,"ask":59.6,"ask_size":74.0,"iv":0.324,"open_interest":65.0,"volume":0.0,"delta":-0.0603,"gamma":0.0001,"vega":7.7027,"theta":-0.3759,"rho":-4.0465,"theo":58.8016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.91,"last_trade_time":"2026-02-17T10:56:58","percent_change":0.0,"prev_day_close":57.3500003814697},{"option":"SPXW261231C04700000","bid":2308.9,"bid_size":3.0,"ask":2321.4,"ask_size":3.0,"iv":0.3181,"open_interest":0.0,"volume":0.0,"delta":0.936,"gamma":0.0001,"vega":8.2314,"theta":-0.135,"rho":35.4571,"theo":2313.6956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2333.75},{"option":"SPXW261231P04700000","bid":63.4,"bid_size":30.0,"ask":64.5,"ask_size":69.0,"iv":0.3168,"open_interest":143.0,"volume":0.0,"delta":-0.0658,"gamma":0.0001,"vega":8.2314,"theta":-0.3932,"rho":-4.4089,"theo":63.603,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":65.12,"last_trade_time":"2026-02-17T12:58:23","percent_change":0.0,"prev_day_close":62.0},{"option":"SPXW261231C04800000","bid":2217.5,"bid_size":3.0,"ask":2229.6,"ask_size":3.0,"iv":0.3108,"open_interest":1.0,"volume":0.0,"delta":0.93,"gamma":0.0001,"vega":8.7956,"theta":-0.1642,"rho":35.9036,"theo":2222.2792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2291.05,"last_trade_time":"2026-01-06T11:01:52","percent_change":0.0,"prev_day_close":2241.84997558594},{"option":"SPXW261231P04800000","bid":68.7,"bid_size":29.0,"ask":69.8,"ask_size":65.0,"iv":0.3097,"open_interest":126.0,"volume":0.0,"delta":-0.0718,"gamma":0.0001,"vega":8.7956,"theta":-0.4113,"rho":-4.8039,"theo":68.8896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":74.04,"last_trade_time":"2026-02-17T10:08:13","percent_change":0.0,"prev_day_close":67.2000007629394},{"option":"SPXW261231C04850000","bid":2171.9,"bid_size":3.0,"ask":2184.3,"ask_size":3.0,"iv":0.3074,"open_interest":0.0,"volume":0.0,"delta":0.9268,"gamma":0.0001,"vega":9.0942,"theta":-0.1791,"rho":36.1109,"theo":2176.769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2196.35009765625},{"option":"SPXW261231P04850000","bid":71.5,"bid_size":28.0,"ask":72.6,"ask_size":62.0,"iv":0.3062,"open_interest":47.0,"volume":0.0,"delta":-0.075,"gamma":0.0001,"vega":9.0942,"theta":-0.4207,"rho":-5.0174,"theo":71.7309,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":71.46,"last_trade_time":"2026-02-05T12:45:58","percent_change":0.0,"prev_day_close":69.9500007629394},{"option":"SPXW261231C04900000","bid":2127.0,"bid_size":3.0,"ask":2138.9,"ask_size":3.0,"iv":0.3041,"open_interest":0.0,"volume":0.0,"delta":0.9234,"gamma":0.0001,"vega":9.4035,"theta":-0.1942,"rho":36.3059,"theo":2131.4011,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2151.05004882812},{"option":"SPXW261231P04900000","bid":74.5,"bid_size":27.0,"ask":75.6,"ask_size":60.0,"iv":0.3028,"open_interest":19.0,"volume":0.0,"delta":-0.0783,"gamma":0.0001,"vega":9.4035,"theta":-0.4302,"rho":-5.2432,"theo":74.7144,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":71.08,"last_trade_time":"2026-02-06T12:02:24","percent_change":0.0,"prev_day_close":72.7999992370606},{"option":"SPXW261231C04950000","bid":2081.4,"bid_size":3.0,"ask":2093.6,"ask_size":3.0,"iv":0.3005,"open_interest":0.0,"volume":0.0,"delta":0.9199,"gamma":0.0001,"vega":9.7218,"theta":-0.2094,"rho":36.4885,"theo":2086.1833,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2105.75},{"option":"SPXW261231P04950000","bid":77.4,"bid_size":52.0,"ask":78.9,"ask_size":52.0,"iv":0.2994,"open_interest":8.0,"volume":0.0,"delta":-0.0819,"gamma":0.0001,"vega":9.7218,"theta":-0.4399,"rho":-5.4813,"theo":77.8481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":82.95,"last_trade_time":"2026-02-13T10:04:40","percent_change":0.0,"prev_day_close":75.8499984741211},{"option":"SPXW261231C05000000","bid":2036.4,"bid_size":3.0,"ask":2048.4,"ask_size":3.0,"iv":0.2971,"open_interest":27.0,"volume":0.0,"delta":0.9162,"gamma":0.0001,"vega":10.0472,"theta":-0.2248,"rho":36.6599,"theo":2041.123,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":2143.87,"last_trade_time":"2026-01-26T10:19:48","percent_change":0.0,"prev_day_close":2060.44995117188},{"option":"SPXW261231P05000000","bid":80.7,"bid_size":21.0,"ask":82.4,"ask_size":50.0,"iv":0.2962,"open_interest":78.0,"volume":0.0,"delta":-0.0855,"gamma":0.0001,"vega":10.0472,"theta":-0.4497,"rho":-5.7307,"theo":81.1394,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":85.0,"last_trade_time":"2026-02-17T09:44:28","percent_change":0.0,"prev_day_close":79.0999984741211},{"option":"SPXW261231C05050000","bid":1992.0,"bid_size":3.0,"ask":2003.4,"ask_size":3.0,"iv":0.294,"open_interest":0.0,"volume":0.0,"delta":0.9123,"gamma":0.0001,"vega":10.3786,"theta":-0.2404,"rho":36.8212,"theo":1996.2264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":2015.54998779297},{"option":"SPXW261231P05050000","bid":84.1,"bid_size":49.0,"ask":85.7,"ask_size":49.0,"iv":0.2929,"open_interest":1.0,"volume":0.0,"delta":-0.0894,"gamma":0.0001,"vega":10.3786,"theta":-0.4597,"rho":-5.9903,"theo":84.5942,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":81.54,"last_trade_time":"2025-12-22T11:35:06","percent_change":0.0,"prev_day_close":82.4000015258789},{"option":"SPXW261231C05100000","bid":1946.8,"bid_size":3.0,"ask":1958.4,"ask_size":3.0,"iv":0.2904,"open_interest":1.0,"volume":0.0,"delta":0.9083,"gamma":0.0001,"vega":10.7168,"theta":-0.2561,"rho":36.9728,"theo":1951.4986,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":2053.67,"last_trade_time":"2026-01-26T10:19:48","percent_change":0.0,"prev_day_close":1970.79998779297},{"option":"SPXW261231P05100000","bid":87.7,"bid_size":46.0,"ask":89.4,"ask_size":46.0,"iv":0.2897,"open_interest":36.0,"volume":0.0,"delta":-0.0935,"gamma":0.0001,"vega":10.7168,"theta":-0.4699,"rho":-6.2594,"theo":88.2178,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.74,"last_trade_time":"2026-02-12T13:55:20","percent_change":0.0,"prev_day_close":85.9000015258789},{"option":"SPXW261231C05150000","bid":1901.9,"bid_size":3.0,"ask":1913.5,"ask_size":3.0,"iv":0.2869,"open_interest":0.0,"volume":0.0,"delta":0.904,"gamma":0.0001,"vega":11.0637,"theta":-0.2719,"rho":37.1138,"theo":1906.9448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1926.15002441406},{"option":"SPXW261231P05150000","bid":91.4,"bid_size":45.0,"ask":93.0,"ask_size":45.0,"iv":0.2864,"open_interest":4.0,"volume":1.0,"delta":-0.0977,"gamma":0.0001,"vega":11.0637,"theta":-0.4801,"rho":-6.5392,"theo":92.0155,"change":-0.6,"open":90.5,"high":90.5,"low":90.5,"tick":"down","last_trade_price":90.5,"last_trade_time":"2026-02-18T14:48:54","percent_change":-0.658615,"prev_day_close":89.5},{"option":"SPXW261231C05200000","bid":1858.2,"bid_size":3.0,"ask":1869.3,"ask_size":3.0,"iv":0.2842,"open_interest":0.0,"volume":0.0,"delta":0.8996,"gamma":0.0001,"vega":11.4215,"theta":-0.2878,"rho":37.2416,"theo":1862.5712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1881.39996337891},{"option":"SPXW261231P05200000","bid":95.4,"bid_size":43.0,"ask":97.0,"ask_size":43.0,"iv":0.2833,"open_interest":373.0,"volume":0.0,"delta":-0.1021,"gamma":0.0001,"vega":11.4215,"theta":-0.4905,"rho":-6.8322,"theo":95.9934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":95.34,"last_trade_time":"2026-02-12T13:52:39","percent_change":0.0,"prev_day_close":93.3500022888184},{"option":"SPXW261231C05250000","bid":1814.1,"bid_size":3.0,"ask":1825.0,"ask_size":3.0,"iv":0.281,"open_interest":0.0,"volume":0.0,"delta":0.895,"gamma":0.0001,"vega":11.791,"theta":-0.3038,"rho":37.3537,"theo":1818.3857,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1837.05004882812},{"option":"SPXW261231P05250000","bid":99.5,"bid_size":42.0,"ask":101.1,"ask_size":42.0,"iv":0.2802,"open_interest":130.0,"volume":0.0,"delta":-0.1067,"gamma":0.0001,"vega":11.791,"theta":-0.501,"rho":-7.1409,"theo":100.1594,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.42,"last_trade_time":"2026-02-10T11:40:08","percent_change":0.0,"prev_day_close":97.3500022888184},{"option":"SPXW261231C05300000","bid":1770.1,"bid_size":3.0,"ask":1780.9,"ask_size":3.0,"iv":0.2779,"open_interest":10.0,"volume":0.0,"delta":0.8902,"gamma":0.0001,"vega":12.1709,"theta":-0.3199,"rho":37.4486,"theo":1774.3972,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1888.84,"last_trade_time":"2026-01-09T12:10:04","percent_change":0.0,"prev_day_close":1793.40002441406},{"option":"SPXW261231P05300000","bid":103.8,"bid_size":41.0,"ask":105.6,"ask_size":40.0,"iv":0.2771,"open_interest":173.0,"volume":0.0,"delta":-0.1116,"gamma":0.0001,"vega":12.1709,"theta":-0.5115,"rho":-7.4667,"theo":104.5224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":107.62,"last_trade_time":"2026-02-17T12:58:23","percent_change":0.0,"prev_day_close":101.549999237061},{"option":"SPXW261231C05350000","bid":1726.3,"bid_size":3.0,"ask":1737.0,"ask_size":3.0,"iv":0.2748,"open_interest":0.0,"volume":0.0,"delta":0.8851,"gamma":0.0001,"vega":12.5581,"theta":-0.336,"rho":37.5273,"theo":1730.6147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1748.89996337891},{"option":"SPXW261231P05350000","bid":108.3,"bid_size":39.0,"ask":110.0,"ask_size":38.0,"iv":0.274,"open_interest":33.0,"volume":0.0,"delta":-0.1166,"gamma":0.0001,"vega":12.5581,"theta":-0.522,"rho":-7.8088,"theo":109.0914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":112.33,"last_trade_time":"2026-02-17T13:08:08","percent_change":0.0,"prev_day_close":105.900001525879},{"option":"SPXW261231C05400000","bid":1682.6,"bid_size":3.0,"ask":1693.4,"ask_size":3.0,"iv":0.2717,"open_interest":1.0,"volume":0.0,"delta":0.8799,"gamma":0.0001,"vega":12.9498,"theta":-0.3521,"rho":37.592,"theo":1687.0453,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1705.15002441406},{"option":"SPXW261231P05400000","bid":113.0,"bid_size":37.0,"ask":114.9,"ask_size":36.0,"iv":0.271,"open_interest":94.0,"volume":0.0,"delta":-0.1219,"gamma":0.0001,"vega":12.9498,"theta":-0.5326,"rho":-8.1649,"theo":113.8735,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":123.3,"last_trade_time":"2026-02-17T10:10:04","percent_change":0.0,"prev_day_close":110.5},{"option":"SPXW261231C05450000","bid":1639.4,"bid_size":3.0,"ask":1649.9,"ask_size":3.0,"iv":0.2688,"open_interest":1.0,"volume":0.0,"delta":0.8744,"gamma":0.0001,"vega":13.3453,"theta":-0.3682,"rho":37.6447,"theo":1643.6943,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1733.85,"last_trade_time":"2026-01-09T09:57:42","percent_change":0.0,"prev_day_close":1661.69995117188},{"option":"SPXW261231P05450000","bid":118.0,"bid_size":35.0,"ask":119.9,"ask_size":35.0,"iv":0.2681,"open_interest":1502.0,"volume":2.0,"delta":-0.1274,"gamma":0.0001,"vega":13.3453,"theta":-0.5432,"rho":-8.533,"theo":118.8739,"change":-6.35,"open":111.35,"high":111.35,"low":111.35,"tick":"down","last_trade_price":111.35,"last_trade_time":"2026-02-18T12:46:34","percent_change":-5.39507,"prev_day_close":115.350002288818},{"option":"SPXW261231C05500000","bid":1596.1,"bid_size":3.0,"ask":1606.5,"ask_size":3.0,"iv":0.2656,"open_interest":68.0,"volume":0.0,"delta":0.8687,"gamma":0.0001,"vega":13.7463,"theta":-0.3843,"rho":37.685,"theo":1600.5662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1602.99,"last_trade_time":"2026-02-13T14:47:34","percent_change":0.0,"prev_day_close":1618.75},{"option":"SPXW261231P05500000","bid":123.1,"bid_size":34.0,"ask":125.1,"ask_size":33.0,"iv":0.2651,"open_interest":281.0,"volume":2.0,"delta":-0.1331,"gamma":0.0001,"vega":13.7463,"theta":-0.5538,"rho":-8.9135,"theo":124.0973,"change":-1.13,"open":121.77,"high":121.77,"low":121.77,"tick":"down","last_trade_price":121.77,"last_trade_time":"2026-02-18T14:43:05","percent_change":-0.919448,"prev_day_close":120.350002288818},{"option":"SPXW261231C05550000","bid":1553.3,"bid_size":4.0,"ask":1563.5,"ask_size":4.0,"iv":0.2627,"open_interest":0.0,"volume":0.0,"delta":0.8627,"gamma":0.0001,"vega":14.1558,"theta":-0.4004,"rho":37.7097,"theo":1557.6667,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1575.35003662109},{"option":"SPXW261231P05550000","bid":128.6,"bid_size":31.0,"ask":130.5,"ask_size":31.0,"iv":0.2622,"open_interest":19.0,"volume":2.0,"delta":-0.139,"gamma":0.0001,"vega":14.1558,"theta":-0.5642,"rho":-9.3096,"theo":129.5493,"change":-7.1,"open":121.35,"high":121.35,"low":121.35,"tick":"down","last_trade_price":121.35,"last_trade_time":"2026-02-18T12:46:34","percent_change":-5.52744,"prev_day_close":125.599998474121},{"option":"SPXW261231C05600000","bid":1510.6,"bid_size":4.0,"ask":1520.8,"ask_size":4.0,"iv":0.2598,"open_interest":10.0,"volume":0.0,"delta":0.8565,"gamma":0.0001,"vega":14.5754,"theta":-0.4163,"rho":37.7147,"theo":1515.0044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1535.28,"last_trade_time":"2026-02-04T14:13:56","percent_change":0.0,"prev_day_close":1532.54998779297},{"option":"SPXW261231P05600000","bid":134.2,"bid_size":30.0,"ask":136.2,"ask_size":29.0,"iv":0.2592,"open_interest":41.0,"volume":1.0,"delta":-0.1452,"gamma":0.0001,"vega":14.5754,"theta":-0.5746,"rho":-9.7254,"theo":135.2385,"change":-2.75,"open":131.35,"high":131.35,"low":131.35,"tick":"down","last_trade_price":131.35,"last_trade_time":"2026-02-18T15:39:45","percent_change":-2.05071,"prev_day_close":131.199996948242},{"option":"SPXW261231C05650000","bid":1468.2,"bid_size":4.0,"ask":1478.3,"ask_size":4.0,"iv":0.2568,"open_interest":115.0,"volume":0.0,"delta":0.85,"gamma":0.0001,"vega":15.0036,"theta":-0.4321,"rho":37.6977,"theo":1472.59,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1490.10003662109},{"option":"SPXW261231P05650000","bid":140.2,"bid_size":29.0,"ask":142.2,"ask_size":29.0,"iv":0.2564,"open_interest":23.0,"volume":0.0,"delta":-0.1517,"gamma":0.0001,"vega":15.0036,"theta":-0.5848,"rho":-10.1632,"theo":141.1756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":134.75,"last_trade_time":"2026-02-06T11:37:20","percent_change":0.0,"prev_day_close":136.949996948242},{"option":"SPXW261231C05700000","bid":1426.1,"bid_size":4.0,"ask":1436.0,"ask_size":4.0,"iv":0.2539,"open_interest":10.0,"volume":0.0,"delta":0.8433,"gamma":0.0001,"vega":15.4365,"theta":-0.4477,"rho":37.66,"theo":1430.4344,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1450.8,"last_trade_time":"2026-02-04T14:13:56","percent_change":0.0,"prev_day_close":1447.84997558594},{"option":"SPXW261231P05700000","bid":146.4,"bid_size":13.0,"ask":148.4,"ask_size":28.0,"iv":0.2535,"open_interest":641.0,"volume":3.0,"delta":-0.1584,"gamma":0.0001,"vega":15.4365,"theta":-0.5949,"rho":-10.6216,"theo":147.3714,"change":-3.15,"open":142.0,"high":143.15,"low":139.5,"tick":"up","last_trade_price":143.15,"last_trade_time":"2026-02-18T15:39:45","percent_change":-2.15311,"prev_day_close":143.0},{"option":"SPXW261231C05710000","bid":1417.7,"bid_size":4.0,"ask":1427.6,"ask_size":4.0,"iv":0.2534,"open_interest":0.0,"volume":0.0,"delta":0.8419,"gamma":0.0001,"vega":15.5232,"theta":-0.4508,"rho":37.6503,"theo":1422.0351,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1439.60003662109},{"option":"SPXW261231P05710000","bid":147.7,"bid_size":11.0,"ask":149.7,"ask_size":27.0,"iv":0.253,"open_interest":3.0,"volume":0.0,"delta":-0.1598,"gamma":0.0001,"vega":15.5232,"theta":-0.5969,"rho":-10.7155,"theo":148.6424,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":145.1,"last_trade_time":"2026-02-06T10:05:15","percent_change":0.0,"prev_day_close":144.25},{"option":"SPXW261231C05720000","bid":1409.3,"bid_size":4.0,"ask":1419.0,"ask_size":4.0,"iv":0.2527,"open_interest":0.0,"volume":0.0,"delta":0.8405,"gamma":0.0001,"vega":15.6099,"theta":-0.4539,"rho":37.6399,"theo":1413.6465,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1431.0},{"option":"SPXW261231P05720000","bid":148.9,"bid_size":27.0,"ask":151.0,"ask_size":27.0,"iv":0.2524,"open_interest":3.0,"volume":0.0,"delta":-0.1612,"gamma":0.0001,"vega":15.6099,"theta":-0.5989,"rho":-10.81,"theo":149.9241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":137.25,"last_trade_time":"2026-02-11T12:09:10","percent_change":0.0,"prev_day_close":145.5},{"option":"SPXW261231C05730000","bid":1401.2,"bid_size":4.0,"ask":1410.6,"ask_size":4.0,"iv":0.2522,"open_interest":0.0,"volume":0.0,"delta":0.8391,"gamma":0.0001,"vega":15.6966,"theta":-0.457,"rho":37.629,"theo":1405.2688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1422.5},{"option":"SPXW261231P05730000","bid":150.2,"bid_size":26.0,"ask":152.3,"ask_size":26.0,"iv":0.2518,"open_interest":0.0,"volume":0.0,"delta":-0.1626,"gamma":0.0001,"vega":15.6966,"theta":-0.6009,"rho":-10.9051,"theo":151.2167,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":146.800003051758},{"option":"SPXW261231C05740000","bid":1392.6,"bid_size":4.0,"ask":1402.4,"ask_size":4.0,"iv":0.2516,"open_interest":0.0,"volume":0.0,"delta":0.8377,"gamma":0.0002,"vega":15.7832,"theta":-0.4601,"rho":37.6175,"theo":1396.9018,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1413.95001220703},{"option":"SPXW261231P05740000","bid":151.5,"bid_size":26.0,"ask":153.6,"ask_size":26.0,"iv":0.2512,"open_interest":38.0,"volume":0.0,"delta":-0.164,"gamma":0.0002,"vega":15.7832,"theta":-0.6029,"rho":-11.0008,"theo":152.52,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":135.0,"last_trade_time":"2026-02-09T11:56:44","percent_change":0.0,"prev_day_close":148.050003051758},{"option":"SPXW261231C05750000","bid":1384.2,"bid_size":4.0,"ask":1394.1,"ask_size":4.0,"iv":0.251,"open_interest":0.0,"volume":0.0,"delta":0.8363,"gamma":0.0002,"vega":15.8699,"theta":-0.4632,"rho":37.6054,"theo":1388.5458,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1405.75},{"option":"SPXW261231P05750000","bid":152.9,"bid_size":11.0,"ask":154.9,"ask_size":26.0,"iv":0.2507,"open_interest":39.0,"volume":0.0,"delta":-0.1655,"gamma":0.0002,"vega":15.8699,"theta":-0.6048,"rho":-11.097,"theo":153.8343,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":154.67,"last_trade_time":"2026-02-03T14:00:03","percent_change":0.0,"prev_day_close":149.300003051758},{"option":"SPXW261231C05760000","bid":1375.9,"bid_size":4.0,"ask":1385.7,"ask_size":4.0,"iv":0.2505,"open_interest":0.0,"volume":0.0,"delta":0.8348,"gamma":0.0002,"vega":15.9565,"theta":-0.4662,"rho":37.5929,"theo":1380.2007,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1397.15002441406},{"option":"SPXW261231P05760000","bid":154.2,"bid_size":11.0,"ask":156.2,"ask_size":26.0,"iv":0.2501,"open_interest":16.0,"volume":0.0,"delta":-0.1669,"gamma":0.0002,"vega":15.9565,"theta":-0.6068,"rho":-11.1937,"theo":155.1595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":147.2,"last_trade_time":"2025-12-31T09:32:58","percent_change":0.0,"prev_day_close":150.600006103516},{"option":"SPXW261231C05770000","bid":1367.8,"bid_size":4.0,"ask":1377.5,"ask_size":4.0,"iv":0.25,"open_interest":0.0,"volume":0.0,"delta":0.8334,"gamma":0.0002,"vega":16.0431,"theta":-0.4693,"rho":37.5797,"theo":1371.8665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1389.04998779297},{"option":"SPXW261231P05770000","bid":155.5,"bid_size":11.0,"ask":157.6,"ask_size":26.0,"iv":0.2496,"open_interest":15.0,"volume":0.0,"delta":-0.1683,"gamma":0.0002,"vega":16.0431,"theta":-0.6087,"rho":-11.291,"theo":156.4956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":147.9,"last_trade_time":"2025-12-30T10:31:51","percent_change":0.0,"prev_day_close":151.899993896484},{"option":"SPXW261231C05775000","bid":1363.4,"bid_size":4.0,"ask":1373.2,"ask_size":4.0,"iv":0.2496,"open_interest":0.0,"volume":0.0,"delta":0.8327,"gamma":0.0002,"vega":16.0864,"theta":-0.4708,"rho":37.573,"theo":1367.7035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1384.94995117188},{"option":"SPXW261231P05775000","bid":156.2,"bid_size":11.0,"ask":158.2,"ask_size":26.0,"iv":0.2493,"open_interest":25.0,"volume":12.0,"delta":-0.1691,"gamma":0.0002,"vega":16.0864,"theta":-0.6097,"rho":-11.3398,"theo":157.1678,"change":-4.31,"open":154.87,"high":154.87,"low":151.89,"tick":"down","last_trade_price":151.89,"last_trade_time":"2026-02-18T15:46:29","percent_change":-2.75929,"prev_day_close":152.600006103516},{"option":"SPXW261231C05780000","bid":1359.3,"bid_size":4.0,"ask":1369.1,"ask_size":4.0,"iv":0.2494,"open_interest":1.0,"volume":0.0,"delta":0.8319,"gamma":0.0002,"vega":16.1297,"theta":-0.4723,"rho":37.5661,"theo":1363.5433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1416.44,"last_trade_time":"2026-01-02T09:57:34","percent_change":0.0,"prev_day_close":1380.55004882812},{"option":"SPXW261231P05780000","bid":156.9,"bid_size":11.0,"ask":158.9,"ask_size":26.0,"iv":0.249,"open_interest":2.0,"volume":0.0,"delta":-0.1698,"gamma":0.0002,"vega":16.1297,"theta":-0.6106,"rho":-11.3888,"theo":157.8427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":139.65,"last_trade_time":"2026-02-09T11:59:18","percent_change":0.0,"prev_day_close":153.25},{"option":"SPXW261231C05790000","bid":1350.9,"bid_size":4.0,"ask":1360.7,"ask_size":4.0,"iv":0.2487,"open_interest":0.0,"volume":0.0,"delta":0.8305,"gamma":0.0002,"vega":16.2163,"theta":-0.4753,"rho":37.5519,"theo":1355.2312,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1372.5},{"option":"SPXW261231P05790000","bid":158.2,"bid_size":11.0,"ask":160.3,"ask_size":26.0,"iv":0.2484,"open_interest":11.0,"volume":20.0,"delta":-0.1713,"gamma":0.0002,"vega":16.2163,"theta":-0.6126,"rho":-11.4872,"theo":159.2008,"change":-4.12,"open":154.21,"high":154.21,"low":154.08,"tick":"down","last_trade_price":154.08,"last_trade_time":"2026-02-18T15:46:20","percent_change":-2.6043,"prev_day_close":154.600006103516},{"option":"SPXW261231C05800000","bid":1342.6,"bid_size":4.0,"ask":1352.2,"ask_size":4.0,"iv":0.2481,"open_interest":12.0,"volume":0.0,"delta":0.829,"gamma":0.0002,"vega":16.303,"theta":-0.4784,"rho":37.5371,"theo":1346.9301,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1377.28,"last_trade_time":"2026-02-04T14:30:36","percent_change":0.0,"prev_day_close":1363.94995117188},{"option":"SPXW261231P05800000","bid":159.6,"bid_size":11.0,"ask":161.7,"ask_size":26.0,"iv":0.2479,"open_interest":45.0,"volume":13.0,"delta":-0.1727,"gamma":0.0002,"vega":16.303,"theta":-0.6145,"rho":-11.5861,"theo":160.57,"change":-8.7,"open":151.12,"high":151.12,"low":150.72,"tick":"up","last_trade_price":150.9,"last_trade_time":"2026-02-18T12:27:13","percent_change":-5.45113,"prev_day_close":155.899993896484},{"option":"SPXW261231C05810000","bid":1334.4,"bid_size":4.0,"ask":1343.6,"ask_size":4.0,"iv":0.2475,"open_interest":0.0,"volume":0.0,"delta":0.8275,"gamma":0.0002,"vega":16.3898,"theta":-0.4814,"rho":37.5217,"theo":1338.6401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1355.25},{"option":"SPXW261231P05810000","bid":161.0,"bid_size":11.0,"ask":163.1,"ask_size":25.0,"iv":0.2473,"open_interest":0.0,"volume":0.0,"delta":-0.1742,"gamma":0.0002,"vega":16.3898,"theta":-0.6164,"rho":-11.6857,"theo":161.9504,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":157.300003051758},{"option":"SPXW261231C05820000","bid":1326.1,"bid_size":4.0,"ask":1335.6,"ask_size":4.0,"iv":0.247,"open_interest":0.0,"volume":0.0,"delta":0.826,"gamma":0.0002,"vega":16.4767,"theta":-0.4844,"rho":37.5056,"theo":1330.3613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1347.29998779297},{"option":"SPXW261231P05820000","bid":162.4,"bid_size":11.0,"ask":164.4,"ask_size":25.0,"iv":0.2467,"open_interest":0.0,"volume":0.0,"delta":-0.1757,"gamma":0.0002,"vega":16.4767,"theta":-0.6183,"rho":-11.7858,"theo":163.3419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":158.650001525879},{"option":"SPXW261231C05825000","bid":1322.0,"bid_size":4.0,"ask":1331.5,"ask_size":4.0,"iv":0.2467,"open_interest":0.0,"volume":0.0,"delta":0.8252,"gamma":0.0002,"vega":16.5202,"theta":-0.4859,"rho":37.4974,"theo":1326.2261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1343.0},{"option":"SPXW261231P05825000","bid":163.1,"bid_size":11.0,"ask":165.2,"ask_size":25.0,"iv":0.2465,"open_interest":1.0,"volume":0.0,"delta":-0.1765,"gamma":0.0002,"vega":16.5202,"theta":-0.6192,"rho":-11.8362,"theo":164.0418,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.48,"last_trade_time":"2026-02-02T10:31:39","percent_change":0.0,"prev_day_close":159.349998474121},{"option":"SPXW261231C05830000","bid":1317.9,"bid_size":4.0,"ask":1327.5,"ask_size":4.0,"iv":0.2465,"open_interest":0.0,"volume":0.0,"delta":0.8245,"gamma":0.0002,"vega":16.5637,"theta":-0.4874,"rho":37.4889,"theo":1322.0937,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1338.79998779297},{"option":"SPXW261231P05830000","bid":163.8,"bid_size":11.0,"ask":165.9,"ask_size":25.0,"iv":0.2462,"open_interest":0.0,"volume":0.0,"delta":-0.1773,"gamma":0.0002,"vega":16.5637,"theta":-0.6202,"rho":-11.8867,"theo":164.7446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":160.0},{"option":"SPXW261231C05840000","bid":1309.8,"bid_size":4.0,"ask":1319.4,"ask_size":4.0,"iv":0.246,"open_interest":0.0,"volume":0.0,"delta":0.823,"gamma":0.0002,"vega":16.6509,"theta":-0.4903,"rho":37.4715,"theo":1313.8374,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1330.54998779297},{"option":"SPXW261231P05840000","bid":165.2,"bid_size":11.0,"ask":167.3,"ask_size":25.0,"iv":0.2456,"open_interest":1.0,"volume":0.0,"delta":-0.1788,"gamma":0.0002,"vega":16.6509,"theta":-0.622,"rho":-11.9883,"theo":166.1586,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":146.9,"last_trade_time":"2026-01-26T10:31:21","percent_change":0.0,"prev_day_close":161.399993896484},{"option":"SPXW261231C05850000","bid":1301.6,"bid_size":4.0,"ask":1310.8,"ask_size":4.0,"iv":0.2453,"open_interest":0.0,"volume":0.0,"delta":0.8214,"gamma":0.0002,"vega":16.7384,"theta":-0.4933,"rho":37.4532,"theo":1305.5925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1322.34997558594},{"option":"SPXW261231P05850000","bid":166.7,"bid_size":11.0,"ask":168.7,"ask_size":25.0,"iv":0.245,"open_interest":55.0,"volume":10.0,"delta":-0.1803,"gamma":0.0002,"vega":16.7384,"theta":-0.6239,"rho":-12.0907,"theo":167.5839,"change":-0.96,"open":165.69,"high":165.69,"low":165.69,"tick":"up","last_trade_price":165.69,"last_trade_time":"2026-02-18T15:19:53","percent_change":-0.576059,"prev_day_close":162.800003051758},{"option":"SPXW261231C05860000","bid":1293.2,"bid_size":4.0,"ask":1302.7,"ask_size":4.0,"iv":0.2448,"open_interest":0.0,"volume":0.0,"delta":0.8199,"gamma":0.0002,"vega":16.826,"theta":-0.4962,"rho":37.4342,"theo":1297.359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1314.0},{"option":"SPXW261231P05860000","bid":168.1,"bid_size":11.0,"ask":170.2,"ask_size":25.0,"iv":0.2445,"open_interest":0.0,"volume":0.0,"delta":-0.1819,"gamma":0.0002,"vega":16.826,"theta":-0.6257,"rho":-12.194,"theo":169.0208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":164.25},{"option":"SPXW261231C05870000","bid":1285.2,"bid_size":4.0,"ask":1294.4,"ask_size":4.0,"iv":0.2442,"open_interest":0.0,"volume":0.0,"delta":0.8183,"gamma":0.0002,"vega":16.914,"theta":-0.4992,"rho":37.4142,"theo":1289.1371,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1305.79998779297},{"option":"SPXW261231P05870000","bid":169.6,"bid_size":11.0,"ask":171.7,"ask_size":25.0,"iv":0.2439,"open_interest":0.0,"volume":0.0,"delta":-0.1834,"gamma":0.0002,"vega":16.914,"theta":-0.6276,"rho":-12.2981,"theo":170.4691,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":165.650001525879},{"option":"SPXW261231C05875000","bid":1281.1,"bid_size":4.0,"ask":1289.9,"ask_size":3.0,"iv":0.2438,"open_interest":0.0,"volume":0.0,"delta":0.8175,"gamma":0.0002,"vega":16.958,"theta":-0.5007,"rho":37.4038,"theo":1285.0304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1301.75},{"option":"SPXW261231P05875000","bid":170.3,"bid_size":11.0,"ask":172.4,"ask_size":25.0,"iv":0.2436,"open_interest":48.0,"volume":0.0,"delta":-0.1842,"gamma":0.0002,"vega":16.958,"theta":-0.6285,"rho":-12.3505,"theo":171.1976,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":156.5,"last_trade_time":"2026-01-06T14:16:32","percent_change":0.0,"prev_day_close":166.399993896484},{"option":"SPXW261231C05880000","bid":1277.0,"bid_size":4.0,"ask":1286.1,"ask_size":4.0,"iv":0.2436,"open_interest":0.0,"volume":0.0,"delta":0.8167,"gamma":0.0002,"vega":17.0022,"theta":-0.5021,"rho":37.3933,"theo":1280.9267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1297.5},{"option":"SPXW261231P05880000","bid":171.1,"bid_size":11.0,"ask":173.1,"ask_size":25.0,"iv":0.2434,"open_interest":1.0,"volume":0.0,"delta":-0.185,"gamma":0.0002,"vega":17.0022,"theta":-0.6294,"rho":-12.4032,"theo":171.9291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":175.97,"last_trade_time":"2026-01-20T09:54:03","percent_change":0.0,"prev_day_close":167.100006103516},{"option":"SPXW261231C05890000","bid":1268.8,"bid_size":4.0,"ask":1278.2,"ask_size":4.0,"iv":0.2432,"open_interest":0.0,"volume":0.0,"delta":0.8151,"gamma":0.0002,"vega":17.0906,"theta":-0.505,"rho":37.3714,"theo":1272.7282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1289.34997558594},{"option":"SPXW261231P05890000","bid":172.5,"bid_size":11.0,"ask":174.6,"ask_size":24.0,"iv":0.2428,"open_interest":0.0,"volume":0.0,"delta":-0.1866,"gamma":0.0002,"vega":17.0906,"theta":-0.6312,"rho":-12.5092,"theo":173.4008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":168.550003051758},{"option":"SPXW261231C05900000","bid":1260.4,"bid_size":4.0,"ask":1269.9,"ask_size":4.0,"iv":0.2425,"open_interest":1.0,"volume":0.0,"delta":0.8135,"gamma":0.0002,"vega":17.1794,"theta":-0.5079,"rho":37.3484,"theo":1264.5414,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1321.7,"last_trade_time":"2025-12-29T11:34:44","percent_change":0.0,"prev_day_close":1281.09997558594},{"option":"SPXW261231P05900000","bid":174.0,"bid_size":11.0,"ask":176.1,"ask_size":24.0,"iv":0.2422,"open_interest":13.0,"volume":0.0,"delta":-0.1882,"gamma":0.0002,"vega":17.1794,"theta":-0.633,"rho":-12.6164,"theo":174.8843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":153.59,"last_trade_time":"2026-02-09T10:16:30","percent_change":0.0,"prev_day_close":170.0},{"option":"SPXW261231C05910000","bid":1252.2,"bid_size":4.0,"ask":1261.6,"ask_size":4.0,"iv":0.2419,"open_interest":0.0,"volume":0.0,"delta":0.8119,"gamma":0.0002,"vega":17.2684,"theta":-0.5108,"rho":37.3244,"theo":1256.3666,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1272.79998779297},{"option":"SPXW261231P05910000","bid":175.5,"bid_size":11.0,"ask":177.6,"ask_size":24.0,"iv":0.2417,"open_interest":0.0,"volume":0.0,"delta":-0.1898,"gamma":0.0002,"vega":17.2684,"theta":-0.6348,"rho":-12.7245,"theo":176.3798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":171.5},{"option":"SPXW261231C05920000","bid":1244.3,"bid_size":4.0,"ask":1253.4,"ask_size":4.0,"iv":0.2414,"open_interest":0.0,"volume":0.0,"delta":0.8103,"gamma":0.0002,"vega":17.3577,"theta":-0.5137,"rho":37.2992,"theo":1248.2039,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1264.69995117188},{"option":"SPXW261231P05920000","bid":177.1,"bid_size":10.0,"ask":179.1,"ask_size":23.0,"iv":0.2411,"open_interest":16.0,"volume":0.0,"delta":-0.1914,"gamma":0.0002,"vega":17.3577,"theta":-0.6365,"rho":-12.8338,"theo":177.8874,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":182.81,"last_trade_time":"2026-02-17T12:27:28","percent_change":0.0,"prev_day_close":172.949996948242},{"option":"SPXW261231C05925000","bid":1240.0,"bid_size":4.0,"ask":1249.3,"ask_size":4.0,"iv":0.241,"open_interest":0.0,"volume":0.0,"delta":0.8095,"gamma":0.0002,"vega":17.4024,"theta":-0.5151,"rho":37.2862,"theo":1244.1271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1260.59997558594},{"option":"SPXW261231P05925000","bid":177.8,"bid_size":10.0,"ask":179.9,"ask_size":23.0,"iv":0.2408,"open_interest":16.0,"volume":0.0,"delta":-0.1922,"gamma":0.0002,"vega":17.4024,"theta":-0.6374,"rho":-12.8889,"theo":178.6457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.14,"last_trade_time":"2026-02-17T12:26:40","percent_change":0.0,"prev_day_close":173.75},{"option":"SPXW261231C05930000","bid":1236.2,"bid_size":4.0,"ask":1245.5,"ask_size":4.0,"iv":0.2409,"open_interest":0.0,"volume":0.0,"delta":0.8087,"gamma":0.0002,"vega":17.4472,"theta":-0.5166,"rho":37.273,"theo":1240.0534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1256.54998779297},{"option":"SPXW261231P05930000","bid":178.6,"bid_size":10.0,"ask":180.7,"ask_size":23.0,"iv":0.2406,"open_interest":1.0,"volume":0.0,"delta":-0.1931,"gamma":0.0002,"vega":17.4472,"theta":-0.6383,"rho":-12.9443,"theo":179.4072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":169.9,"last_trade_time":"2026-01-21T16:02:18","percent_change":0.0,"prev_day_close":174.449996948242},{"option":"SPXW261231C05940000","bid":1228.0,"bid_size":4.0,"ask":1237.3,"ask_size":4.0,"iv":0.2403,"open_interest":0.0,"volume":0.0,"delta":0.807,"gamma":0.0002,"vega":17.5369,"theta":-0.5194,"rho":37.2456,"theo":1231.9152,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1248.25},{"option":"SPXW261231P05940000","bid":180.1,"bid_size":10.0,"ask":182.2,"ask_size":23.0,"iv":0.24,"open_interest":2.0,"volume":0.0,"delta":-0.1947,"gamma":0.0002,"vega":17.5369,"theta":-0.64,"rho":-13.0558,"theo":180.9393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":171.35,"last_trade_time":"2026-01-21T16:02:18","percent_change":0.0,"prev_day_close":175.949996948242},{"option":"SPXW261231C05950000","bid":1219.9,"bid_size":4.0,"ask":1229.2,"ask_size":4.0,"iv":0.2397,"open_interest":10.0,"volume":0.0,"delta":0.8054,"gamma":0.0002,"vega":17.6267,"theta":-0.5222,"rho":37.217,"theo":1223.7894,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":1254.25,"last_trade_time":"2026-02-04T14:30:36","percent_change":0.0,"prev_day_close":1240.14996337891},{"option":"SPXW261231P05950000","bid":181.7,"bid_size":10.0,"ask":183.8,"ask_size":23.0,"iv":0.2395,"open_interest":13.0,"volume":0.0,"delta":-0.1964,"gamma":0.0002,"vega":17.6267,"theta":-0.6417,"rho":-13.1685,"theo":182.4838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.27,"last_trade_time":"2026-02-04T14:32:33","percent_change":0.0,"prev_day_close":177.5},{"option":"SPXW261231C05960000","bid":1211.8,"bid_size":4.0,"ask":1220.8,"ask_size":4.0,"iv":0.2391,"open_interest":0.0,"volume":0.0,"delta":0.8037,"gamma":0.0002,"vega":17.7167,"theta":-0.525,"rho":37.1874,"theo":1215.6762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1232.35003662109},{"option":"SPXW261231P05960000","bid":183.3,"bid_size":10.0,"ask":185.3,"ask_size":23.0,"iv":0.2389,"open_interest":1.0,"volume":0.0,"delta":-0.198,"gamma":0.0002,"vega":17.7167,"theta":-0.6434,"rho":-13.2823,"theo":184.0409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":164.83,"last_trade_time":"2026-01-22T09:31:09","percent_change":0.0,"prev_day_close":179.050003051758},{"option":"SPXW261231C05970000","bid":1203.7,"bid_size":4.0,"ask":1212.7,"ask_size":4.0,"iv":0.2385,"open_interest":0.0,"volume":0.0,"delta":0.802,"gamma":0.0002,"vega":17.8068,"theta":-0.5278,"rho":37.1567,"theo":1207.5757,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1223.80004882812},{"option":"SPXW261231P05970000","bid":184.8,"bid_size":10.0,"ask":186.9,"ask_size":23.0,"iv":0.2383,"open_interest":0.0,"volume":0.0,"delta":-0.1997,"gamma":0.0002,"vega":17.8068,"theta":-0.6451,"rho":-13.3971,"theo":185.6107,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":180.600006103516},{"option":"SPXW261231C05975000","bid":1199.5,"bid_size":4.0,"ask":1208.8,"ask_size":4.0,"iv":0.2382,"open_interest":0.0,"volume":0.0,"delta":0.8012,"gamma":0.0002,"vega":17.8518,"theta":-0.5292,"rho":37.1409,"theo":1203.5303,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1219.95001220703},{"option":"SPXW261231P05975000","bid":185.6,"bid_size":10.0,"ask":187.7,"ask_size":22.0,"iv":0.2381,"open_interest":0.0,"volume":0.0,"delta":-0.2006,"gamma":0.0002,"vega":17.8518,"theta":-0.646,"rho":-13.455,"theo":186.4004,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":181.349998474121},{"option":"SPXW261231C05980000","bid":1195.5,"bid_size":4.0,"ask":1204.3,"ask_size":3.0,"iv":0.2378,"open_interest":0.0,"volume":0.0,"delta":0.8003,"gamma":0.0002,"vega":17.8968,"theta":-0.5306,"rho":37.1249,"theo":1199.488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1215.79998779297},{"option":"SPXW261231P05980000","bid":186.4,"bid_size":10.0,"ask":188.5,"ask_size":22.0,"iv":0.2378,"open_interest":1.0,"volume":0.0,"delta":-0.2014,"gamma":0.0002,"vega":17.8968,"theta":-0.6468,"rho":-13.5131,"theo":187.1933,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":178.81,"last_trade_time":"2026-02-04T15:04:30","percent_change":0.0,"prev_day_close":182.150001525879},{"option":"SPXW261231C05990000","bid":1187.4,"bid_size":4.0,"ask":1196.2,"ask_size":3.0,"iv":0.2373,"open_interest":0.0,"volume":0.0,"delta":0.7986,"gamma":0.0002,"vega":17.9868,"theta":-0.5334,"rho":37.0921,"theo":1191.4133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1207.70001220703},{"option":"SPXW261231P05990000","bid":188.0,"bid_size":10.0,"ask":190.1,"ask_size":22.0,"iv":0.2372,"open_interest":17.0,"volume":0.0,"delta":-0.2032,"gamma":0.0002,"vega":17.9868,"theta":-0.6484,"rho":-13.63,"theo":188.7889,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.73,"last_trade_time":"2026-01-30T13:45:27","percent_change":0.0,"prev_day_close":183.75},{"option":"SPXW261231C06000000","bid":1179.6,"bid_size":4.0,"ask":1188.4,"ask_size":4.0,"iv":0.2368,"open_interest":114.0,"volume":20.0,"delta":0.7969,"gamma":0.0002,"vega":18.0768,"theta":-0.5361,"rho":37.0583,"theo":1183.3515,"change":9.62,"open":1195.39,"high":1195.39,"low":1186.62,"tick":"down","last_trade_price":1186.62,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.817332,"prev_day_close":1199.5},{"option":"SPXW261231P06000000","bid":189.6,"bid_size":10.0,"ask":191.8,"ask_size":22.0,"iv":0.2366,"open_interest":328.0,"volume":22.0,"delta":-0.2049,"gamma":0.0002,"vega":18.0768,"theta":-0.6501,"rho":-13.748,"theo":190.3974,"change":-1.36,"open":181.0,"high":188.44,"low":181.0,"tick":"up","last_trade_price":188.44,"last_trade_time":"2026-02-18T15:19:53","percent_change":-0.716541,"prev_day_close":185.300003051758},{"option":"SPXW261231C06005000","bid":1171.3,"bid_size":2.0,"ask":1201.1,"ask_size":1.0,"iv":0.24,"open_interest":0.0,"volume":0.0,"delta":0.796,"gamma":0.0002,"vega":18.1217,"theta":-0.5375,"rho":37.0411,"theo":1179.3256,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1196.34997558594},{"option":"SPXW261231P06005000","bid":190.4,"bid_size":10.0,"ask":192.5,"ask_size":10.0,"iv":0.2363,"open_interest":0.0,"volume":0.0,"delta":-0.2057,"gamma":0.0002,"vega":18.1217,"theta":-0.6509,"rho":-13.8073,"theo":191.2066,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":186.100006103516},{"option":"SPXW261231C06010000","bid":1171.3,"bid_size":4.0,"ask":1180.5,"ask_size":4.0,"iv":0.2362,"open_interest":0.0,"volume":0.0,"delta":0.7951,"gamma":0.0002,"vega":18.1666,"theta":-0.5389,"rho":37.0238,"theo":1175.3029,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1191.5},{"option":"SPXW261231P06010000","bid":191.3,"bid_size":10.0,"ask":193.4,"ask_size":22.0,"iv":0.2361,"open_interest":2.0,"volume":0.0,"delta":-0.2066,"gamma":0.0002,"vega":18.1666,"theta":-0.6517,"rho":-13.8667,"theo":192.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":176.08,"last_trade_time":"2026-01-23T13:19:00","percent_change":0.0,"prev_day_close":186.899993896484},{"option":"SPXW261231C06015000","bid":1163.3,"bid_size":2.0,"ask":1193.0,"ask_size":1.0,"iv":0.2394,"open_interest":0.0,"volume":0.0,"delta":0.7942,"gamma":0.0002,"vega":18.2115,"theta":-0.5402,"rho":37.0062,"theo":1171.2835,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1188.54998779297},{"option":"SPXW261231P06015000","bid":192.1,"bid_size":10.0,"ask":194.2,"ask_size":10.0,"iv":0.2358,"open_interest":15.0,"volume":0.0,"delta":-0.2075,"gamma":0.0002,"vega":18.2115,"theta":-0.6525,"rho":-13.9263,"theo":192.8348,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":170.7,"last_trade_time":"2026-01-26T10:46:26","percent_change":0.0,"prev_day_close":187.699996948242},{"option":"SPXW261231C06020000","bid":1163.3,"bid_size":4.0,"ask":1172.0,"ask_size":3.0,"iv":0.2356,"open_interest":0.0,"volume":0.0,"delta":0.7934,"gamma":0.0002,"vega":18.2563,"theta":-0.5416,"rho":36.9883,"theo":1167.2674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1183.35003662109},{"option":"SPXW261231P06020000","bid":192.9,"bid_size":10.0,"ask":195.0,"ask_size":22.0,"iv":0.2355,"open_interest":14.0,"volume":0.0,"delta":-0.2084,"gamma":0.0002,"vega":18.2563,"theta":-0.6533,"rho":-13.9863,"theo":193.6538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.1,"last_trade_time":"2025-12-26T12:26:14","percent_change":0.0,"prev_day_close":188.5},{"option":"SPXW261231C06025000","bid":1159.5,"bid_size":4.0,"ask":1168.6,"ask_size":4.0,"iv":0.2355,"open_interest":0.0,"volume":0.0,"delta":0.7925,"gamma":0.0002,"vega":18.3011,"theta":-0.5429,"rho":36.9703,"theo":1163.2546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1179.5},{"option":"SPXW261231P06025000","bid":193.7,"bid_size":10.0,"ask":195.9,"ask_size":22.0,"iv":0.2352,"open_interest":3.0,"volume":0.0,"delta":-0.2092,"gamma":0.0002,"vega":18.3011,"theta":-0.6541,"rho":-14.0464,"theo":194.4762,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":192.02,"last_trade_time":"2026-02-06T09:57:11","percent_change":0.0,"prev_day_close":189.349998474121},{"option":"SPXW261231C06030000","bid":1155.5,"bid_size":4.0,"ask":1164.6,"ask_size":4.0,"iv":0.2352,"open_interest":0.0,"volume":0.0,"delta":0.7916,"gamma":0.0002,"vega":18.3458,"theta":-0.5443,"rho":36.952,"theo":1159.2452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1175.34997558594},{"option":"SPXW261231P06030000","bid":194.6,"bid_size":10.0,"ask":196.6,"ask_size":22.0,"iv":0.2349,"open_interest":0.0,"volume":0.0,"delta":-0.2101,"gamma":0.0002,"vega":18.3458,"theta":-0.6549,"rho":-14.1068,"theo":195.3019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":190.150001525879},{"option":"SPXW261231C06035000","bid":1146.5,"bid_size":2.0,"ask":1176.3,"ask_size":1.0,"iv":0.2379,"open_interest":0.0,"volume":0.0,"delta":0.7907,"gamma":0.0002,"vega":18.3904,"theta":-0.5456,"rho":36.9336,"theo":1155.239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1172.70001220703},{"option":"SPXW261231P06035000","bid":195.4,"bid_size":10.0,"ask":197.5,"ask_size":10.0,"iv":0.2347,"open_interest":1.0,"volume":0.0,"delta":-0.211,"gamma":0.0002,"vega":18.3904,"theta":-0.6557,"rho":-14.1673,"theo":196.131,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":198.43,"last_trade_time":"2026-02-04T13:37:50","percent_change":0.0,"prev_day_close":190.949996948242},{"option":"SPXW261231C06040000","bid":1147.5,"bid_size":4.0,"ask":1156.6,"ask_size":4.0,"iv":0.2347,"open_interest":0.0,"volume":0.0,"delta":0.7898,"gamma":0.0002,"vega":18.435,"theta":-0.547,"rho":36.915,"theo":1151.2363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1167.5},{"option":"SPXW261231P06040000","bid":196.2,"bid_size":10.0,"ask":198.3,"ask_size":22.0,"iv":0.2344,"open_interest":0.0,"volume":0.0,"delta":-0.2119,"gamma":0.0002,"vega":18.435,"theta":-0.6565,"rho":-14.228,"theo":196.9633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":191.75},{"option":"SPXW261231C06045000","bid":1137.7,"bid_size":2.0,"ask":1167.7,"ask_size":2.0,"iv":0.2369,"open_interest":0.0,"volume":0.0,"delta":0.7889,"gamma":0.0002,"vega":18.4796,"theta":-0.5483,"rho":36.8962,"theo":1147.2368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1164.39996337891},{"option":"SPXW261231P06045000","bid":197.1,"bid_size":10.0,"ask":199.2,"ask_size":10.0,"iv":0.2341,"open_interest":1.0,"volume":0.0,"delta":-0.2128,"gamma":0.0002,"vega":18.4796,"theta":-0.6572,"rho":-14.2888,"theo":197.7991,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":183.14,"last_trade_time":"2025-12-26T09:49:20","percent_change":0.0,"prev_day_close":192.550003051758},{"option":"SPXW261231C06050000","bid":1139.5,"bid_size":4.0,"ask":1148.6,"ask_size":4.0,"iv":0.2341,"open_interest":6.0,"volume":0.0,"delta":0.788,"gamma":0.0002,"vega":18.524,"theta":-0.5496,"rho":36.8773,"theo":1143.2408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1157.7,"last_trade_time":"2026-01-20T09:32:04","percent_change":0.0,"prev_day_close":1159.20001220703},{"option":"SPXW261231P06050000","bid":197.9,"bid_size":10.0,"ask":200.0,"ask_size":22.0,"iv":0.2338,"open_interest":38.0,"volume":0.0,"delta":-0.2137,"gamma":0.0002,"vega":18.524,"theta":-0.658,"rho":-14.3498,"theo":198.6381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.33,"last_trade_time":"2026-01-16T15:01:30","percent_change":0.0,"prev_day_close":193.449996948242},{"option":"SPXW261231C06055000","bid":1130.5,"bid_size":2.0,"ask":1160.3,"ask_size":1.0,"iv":0.2367,"open_interest":1.0,"volume":0.0,"delta":0.7871,"gamma":0.0002,"vega":18.5684,"theta":-0.5509,"rho":36.8582,"theo":1139.2481,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1193.98,"last_trade_time":"2025-12-31T09:30:15","percent_change":0.0,"prev_day_close":1156.39996337891},{"option":"SPXW261231P06055000","bid":198.8,"bid_size":10.0,"ask":200.9,"ask_size":10.0,"iv":0.2336,"open_interest":11.0,"volume":0.0,"delta":-0.2146,"gamma":0.0002,"vega":18.5684,"theta":-0.6588,"rho":-14.411,"theo":199.4806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":189.59,"last_trade_time":"2025-12-31T09:30:15","percent_change":0.0,"prev_day_close":194.25},{"option":"SPXW261231C06060000","bid":1131.6,"bid_size":4.0,"ask":1140.6,"ask_size":4.0,"iv":0.2335,"open_interest":0.0,"volume":0.0,"delta":0.7862,"gamma":0.0002,"vega":18.6128,"theta":-0.5523,"rho":36.8389,"theo":1135.2588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1151.35003662109},{"option":"SPXW261231P06060000","bid":199.6,"bid_size":10.0,"ask":201.7,"ask_size":22.0,"iv":0.2333,"open_interest":1.0,"volume":0.0,"delta":-0.2155,"gamma":0.0002,"vega":18.6128,"theta":-0.6595,"rho":-14.4723,"theo":200.3264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":187.36,"last_trade_time":"2025-12-30T09:49:08","percent_change":0.0,"prev_day_close":195.050003051758},{"option":"SPXW261231C06065000","bid":1121.7,"bid_size":2.0,"ask":1151.7,"ask_size":2.0,"iv":0.2357,"open_interest":0.0,"volume":0.0,"delta":0.7853,"gamma":0.0002,"vega":18.6571,"theta":-0.5536,"rho":36.8195,"theo":1131.2728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1148.65002441406},{"option":"SPXW261231P06065000","bid":200.5,"bid_size":10.0,"ask":202.6,"ask_size":10.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":-0.2164,"gamma":0.0002,"vega":18.6571,"theta":-0.6603,"rho":-14.5338,"theo":201.1756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":195.949996948242},{"option":"SPXW261231C06070000","bid":1123.6,"bid_size":4.0,"ask":1132.6,"ask_size":4.0,"iv":0.233,"open_interest":0.0,"volume":0.0,"delta":0.7844,"gamma":0.0002,"vega":18.7013,"theta":-0.5549,"rho":36.7999,"theo":1127.2902,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1143.35003662109},{"option":"SPXW261231P06070000","bid":201.3,"bid_size":10.0,"ask":203.4,"ask_size":21.0,"iv":0.2327,"open_interest":0.0,"volume":0.0,"delta":-0.2173,"gamma":0.0002,"vega":18.7013,"theta":-0.661,"rho":-14.5955,"theo":202.0282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":196.75},{"option":"SPXW261231C06075000","bid":1119.6,"bid_size":4.0,"ask":1128.6,"ask_size":4.0,"iv":0.2326,"open_interest":0.0,"volume":0.0,"delta":0.7835,"gamma":0.0002,"vega":18.7454,"theta":-0.5562,"rho":36.7802,"theo":1123.311,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1139.25},{"option":"SPXW261231P06075000","bid":202.2,"bid_size":10.0,"ask":204.3,"ask_size":21.0,"iv":0.2324,"open_interest":3.0,"volume":0.0,"delta":-0.2182,"gamma":0.0002,"vega":18.7454,"theta":-0.6618,"rho":-14.6573,"theo":202.8841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":196.14,"last_trade_time":"2025-12-31T11:55:28","percent_change":0.0,"prev_day_close":197.600006103516},{"option":"SPXW261231C06080000","bid":1115.4,"bid_size":4.0,"ask":1124.4,"ask_size":4.0,"iv":0.2322,"open_interest":0.0,"volume":0.0,"delta":0.7826,"gamma":0.0002,"vega":18.7895,"theta":-0.5575,"rho":36.7603,"theo":1119.3352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1135.35003662109},{"option":"SPXW261231P06080000","bid":203.0,"bid_size":10.0,"ask":205.1,"ask_size":21.0,"iv":0.2321,"open_interest":0.0,"volume":0.0,"delta":-0.2192,"gamma":0.0002,"vega":18.7895,"theta":-0.6625,"rho":-14.7192,"theo":203.7435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":198.449996948242},{"option":"SPXW261231C06085000","bid":1105.8,"bid_size":2.0,"ask":1135.8,"ask_size":2.0,"iv":0.2346,"open_interest":0.0,"volume":0.0,"delta":0.7817,"gamma":0.0002,"vega":18.8336,"theta":-0.5588,"rho":36.7403,"theo":1115.3628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1132.34997558594},{"option":"SPXW261231P06085000","bid":203.9,"bid_size":10.0,"ask":206.0,"ask_size":10.0,"iv":0.2319,"open_interest":3.0,"volume":0.0,"delta":-0.2201,"gamma":0.0002,"vega":18.8336,"theta":-0.6633,"rho":-14.7813,"theo":204.6062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":180.2,"last_trade_time":"2026-01-26T12:03:06","percent_change":0.0,"prev_day_close":199.25},{"option":"SPXW261231C06090000","bid":1107.8,"bid_size":4.0,"ask":1116.4,"ask_size":4.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.7807,"gamma":0.0002,"vega":18.8775,"theta":-0.5601,"rho":36.7201,"theo":1111.3938,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1127.40002441406},{"option":"SPXW261231P06090000","bid":204.8,"bid_size":10.0,"ask":206.9,"ask_size":21.0,"iv":0.2316,"open_interest":3.0,"volume":0.0,"delta":-0.221,"gamma":0.0002,"vega":18.8775,"theta":-0.664,"rho":-14.8436,"theo":205.4724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":200.54,"last_trade_time":"2025-12-31T10:55:24","percent_change":0.0,"prev_day_close":200.150001525879},{"option":"SPXW261231C06095000","bid":1098.8,"bid_size":2.0,"ask":1128.7,"ask_size":1.0,"iv":0.2345,"open_interest":0.0,"volume":0.0,"delta":0.7798,"gamma":0.0002,"vega":18.9214,"theta":-0.5614,"rho":36.6998,"theo":1107.4282,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1124.5},{"option":"SPXW261231P06095000","bid":205.6,"bid_size":10.0,"ask":207.8,"ask_size":10.0,"iv":0.2313,"open_interest":6.0,"volume":0.0,"delta":-0.2219,"gamma":0.0002,"vega":18.9214,"theta":-0.6647,"rho":-14.906,"theo":206.3419,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":198.65,"last_trade_time":"2025-12-31T10:03:33","percent_change":0.0,"prev_day_close":201.0},{"option":"SPXW261231C06100000","bid":1099.7,"bid_size":4.0,"ask":1108.7,"ask_size":4.0,"iv":0.2312,"open_interest":5.0,"volume":0.0,"delta":0.7789,"gamma":0.0002,"vega":18.9653,"theta":-0.5626,"rho":36.6793,"theo":1103.4661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1117.84,"last_trade_time":"2026-01-20T09:32:04","percent_change":0.0,"prev_day_close":1119.75},{"option":"SPXW261231P06100000","bid":206.5,"bid_size":10.0,"ask":208.6,"ask_size":21.0,"iv":0.231,"open_interest":418.0,"volume":0.0,"delta":-0.2229,"gamma":0.0002,"vega":18.9653,"theta":-0.6655,"rho":-14.9686,"theo":207.2149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":204.82,"last_trade_time":"2026-02-06T09:57:11","percent_change":0.0,"prev_day_close":201.849998474121},{"option":"SPXW261231C06105000","bid":1091.5,"bid_size":2.0,"ask":1121.1,"ask_size":1.0,"iv":0.2341,"open_interest":0.0,"volume":0.0,"delta":0.7779,"gamma":0.0002,"vega":19.0091,"theta":-0.5639,"rho":36.6586,"theo":1099.5074,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1116.44995117188},{"option":"SPXW261231P06105000","bid":207.4,"bid_size":10.0,"ask":209.5,"ask_size":10.0,"iv":0.2308,"open_interest":65.0,"volume":0.0,"delta":-0.2238,"gamma":0.0002,"vega":19.0091,"theta":-0.6662,"rho":-15.0313,"theo":208.0913,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":182.22,"last_trade_time":"2026-01-12T15:38:49","percent_change":0.0,"prev_day_close":202.75},{"option":"SPXW261231C06110000","bid":1091.8,"bid_size":4.0,"ask":1100.8,"ask_size":4.0,"iv":0.2306,"open_interest":0.0,"volume":0.0,"delta":0.777,"gamma":0.0002,"vega":19.0529,"theta":-0.5652,"rho":36.6378,"theo":1095.5521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1111.5},{"option":"SPXW261231P06110000","bid":208.3,"bid_size":10.0,"ask":210.4,"ask_size":21.0,"iv":0.2305,"open_interest":27.0,"volume":0.0,"delta":-0.2247,"gamma":0.0002,"vega":19.0529,"theta":-0.6669,"rho":-15.0942,"theo":208.9712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":203.92,"last_trade_time":"2025-12-31T10:54:41","percent_change":0.0,"prev_day_close":203.550003051758},{"option":"SPXW261231C06115000","bid":1083.6,"bid_size":2.0,"ask":1113.2,"ask_size":1.0,"iv":0.2336,"open_interest":0.0,"volume":0.0,"delta":0.776,"gamma":0.0002,"vega":19.0966,"theta":-0.5664,"rho":36.6168,"theo":1091.6002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1108.5},{"option":"SPXW261231P06115000","bid":209.2,"bid_size":10.0,"ask":211.3,"ask_size":10.0,"iv":0.2302,"open_interest":14.0,"volume":0.0,"delta":-0.2257,"gamma":0.0002,"vega":19.0966,"theta":-0.6676,"rho":-15.1573,"theo":209.8545,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":190.49,"last_trade_time":"2026-01-23T10:10:36","percent_change":0.0,"prev_day_close":204.449996948242},{"option":"SPXW261231C06120000","bid":1084.1,"bid_size":4.0,"ask":1092.7,"ask_size":4.0,"iv":0.2301,"open_interest":0.0,"volume":0.0,"delta":0.7751,"gamma":0.0002,"vega":19.1404,"theta":-0.5677,"rho":36.5956,"theo":1087.6518,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1103.44995117188},{"option":"SPXW261231P06120000","bid":210.0,"bid_size":10.0,"ask":212.2,"ask_size":21.0,"iv":0.2299,"open_interest":2.0,"volume":0.0,"delta":-0.2266,"gamma":0.0002,"vega":19.1404,"theta":-0.6683,"rho":-15.2206,"theo":210.7412,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":192.8,"last_trade_time":"2026-01-07T11:55:16","percent_change":0.0,"prev_day_close":205.349998474121},{"option":"SPXW261231C06125000","bid":1080.1,"bid_size":4.0,"ask":1088.9,"ask_size":4.0,"iv":0.2298,"open_interest":0.0,"volume":0.0,"delta":0.7742,"gamma":0.0002,"vega":19.184,"theta":-0.5689,"rho":36.5742,"theo":1083.7069,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1099.95001220703},{"option":"SPXW261231P06125000","bid":210.9,"bid_size":10.0,"ask":213.1,"ask_size":21.0,"iv":0.2296,"open_interest":59.0,"volume":0.0,"delta":-0.2276,"gamma":0.0002,"vega":19.184,"theta":-0.669,"rho":-15.284,"theo":211.6314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":194.65,"last_trade_time":"2026-02-11T11:30:23","percent_change":0.0,"prev_day_close":206.199996948242},{"option":"SPXW261231C06130000","bid":1076.2,"bid_size":4.0,"ask":1084.8,"ask_size":4.0,"iv":0.2295,"open_interest":0.0,"volume":0.0,"delta":0.7732,"gamma":0.0002,"vega":19.2277,"theta":-0.5702,"rho":36.5527,"theo":1079.7654,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1095.89996337891},{"option":"SPXW261231P06130000","bid":211.8,"bid_size":10.0,"ask":214.0,"ask_size":21.0,"iv":0.2293,"open_interest":36.0,"volume":0.0,"delta":-0.2285,"gamma":0.0002,"vega":19.2277,"theta":-0.6697,"rho":-15.3477,"theo":212.5251,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":197.42,"last_trade_time":"2026-01-06T13:14:55","percent_change":0.0,"prev_day_close":207.050003051758},{"option":"SPXW261231C06135000","bid":1066.3,"bid_size":2.0,"ask":1096.3,"ask_size":2.0,"iv":0.2317,"open_interest":0.0,"volume":0.0,"delta":0.7722,"gamma":0.0002,"vega":19.2713,"theta":-0.5714,"rho":36.5309,"theo":1075.8274,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1092.75},{"option":"SPXW261231P06135000","bid":212.7,"bid_size":10.0,"ask":214.9,"ask_size":10.0,"iv":0.229,"open_interest":0.0,"volume":0.0,"delta":-0.2295,"gamma":0.0002,"vega":19.2713,"theta":-0.6704,"rho":-15.4115,"theo":213.4223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":207.949996948242},{"option":"SPXW261231C06140000","bid":1068.3,"bid_size":4.0,"ask":1077.1,"ask_size":4.0,"iv":0.229,"open_interest":0.0,"volume":0.0,"delta":0.7713,"gamma":0.0002,"vega":19.3149,"theta":-0.5727,"rho":36.5089,"theo":1071.8929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1087.65002441406},{"option":"SPXW261231P06140000","bid":213.6,"bid_size":10.0,"ask":215.8,"ask_size":21.0,"iv":0.2288,"open_interest":25.0,"volume":0.0,"delta":-0.2304,"gamma":0.0002,"vega":19.3149,"theta":-0.6711,"rho":-15.4756,"theo":214.3229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":207.1,"last_trade_time":"2025-12-31T10:34:46","percent_change":0.0,"prev_day_close":208.849998474121},{"option":"SPXW261231C06145000","bid":1060.0,"bid_size":2.0,"ask":1089.5,"ask_size":1.0,"iv":0.2318,"open_interest":0.0,"volume":0.0,"delta":0.7703,"gamma":0.0002,"vega":19.3585,"theta":-0.5739,"rho":36.4867,"theo":1067.9619,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1084.75},{"option":"SPXW261231P06145000","bid":214.5,"bid_size":10.0,"ask":216.7,"ask_size":10.0,"iv":0.2285,"open_interest":0.0,"volume":0.0,"delta":-0.2314,"gamma":0.0002,"vega":19.3585,"theta":-0.6718,"rho":-15.5399,"theo":215.227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":209.75},{"option":"SPXW261231C06150000","bid":1060.5,"bid_size":4.0,"ask":1069.4,"ask_size":4.0,"iv":0.2285,"open_interest":10.0,"volume":10.0,"delta":0.7694,"gamma":0.0002,"vega":19.4021,"theta":-0.5751,"rho":36.4643,"theo":1064.0344,"change":9.53,"open":1067.83,"high":1067.83,"low":1067.83,"tick":"up","last_trade_price":1067.83,"last_trade_time":"2026-02-18T15:16:58","percent_change":0.900502,"prev_day_close":1079.75},{"option":"SPXW261231P06150000","bid":215.5,"bid_size":10.0,"ask":217.6,"ask_size":21.0,"iv":0.2282,"open_interest":4.0,"volume":0.0,"delta":-0.2324,"gamma":0.0002,"vega":19.4021,"theta":-0.6724,"rho":-15.6044,"theo":216.1347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.71,"last_trade_time":"2025-12-31T14:14:04","percent_change":0.0,"prev_day_close":210.650001525879},{"option":"SPXW261231C06155000","bid":1051.5,"bid_size":2.0,"ask":1081.4,"ask_size":1.0,"iv":0.231,"open_interest":0.0,"volume":0.0,"delta":0.7684,"gamma":0.0002,"vega":19.4457,"theta":-0.5764,"rho":36.4416,"theo":1060.1104,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1076.84997558594},{"option":"SPXW261231P06155000","bid":216.4,"bid_size":10.0,"ask":218.5,"ask_size":10.0,"iv":0.2279,"open_interest":0.0,"volume":0.0,"delta":-0.2334,"gamma":0.0002,"vega":19.4457,"theta":-0.6731,"rho":-15.6692,"theo":217.0459,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":211.550003051758},{"option":"SPXW261231C06160000","bid":1052.7,"bid_size":4.0,"ask":1061.2,"ask_size":3.0,"iv":0.2278,"open_interest":0.0,"volume":0.0,"delta":0.7674,"gamma":0.0002,"vega":19.4893,"theta":-0.5776,"rho":36.4186,"theo":1056.19,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1072.0},{"option":"SPXW261231P06160000","bid":217.3,"bid_size":10.0,"ask":219.4,"ask_size":21.0,"iv":0.2276,"open_interest":26.0,"volume":0.0,"delta":-0.2343,"gamma":0.0002,"vega":19.4893,"theta":-0.6738,"rho":-15.7342,"theo":217.9606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":232.28,"last_trade_time":"2026-01-20T16:01:15","percent_change":0.0,"prev_day_close":212.449996948242},{"option":"SPXW261231C06165000","bid":1042.8,"bid_size":2.0,"ask":1072.8,"ask_size":2.0,"iv":0.23,"open_interest":0.0,"volume":0.0,"delta":0.7664,"gamma":0.0002,"vega":19.5329,"theta":-0.5788,"rho":36.3954,"theo":1052.2731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1068.80004882812},{"option":"SPXW261231P06165000","bid":218.2,"bid_size":10.0,"ask":220.3,"ask_size":10.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":-0.2353,"gamma":0.0002,"vega":19.5329,"theta":-0.6744,"rho":-15.7994,"theo":218.8789,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":213.349998474121},{"option":"SPXW261231C06170000","bid":1044.9,"bid_size":4.0,"ask":1053.5,"ask_size":4.0,"iv":0.2273,"open_interest":0.0,"volume":0.0,"delta":0.7654,"gamma":0.0002,"vega":19.5765,"theta":-0.58,"rho":36.372,"theo":1048.3598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1063.89996337891},{"option":"SPXW261231P06170000","bid":219.1,"bid_size":10.0,"ask":221.3,"ask_size":21.0,"iv":0.2271,"open_interest":0.0,"volume":0.0,"delta":-0.2363,"gamma":0.0002,"vega":19.5765,"theta":-0.675,"rho":-15.865,"theo":219.8008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":214.25},{"option":"SPXW261231C06175000","bid":1040.8,"bid_size":4.0,"ask":1049.6,"ask_size":4.0,"iv":0.227,"open_interest":0.0,"volume":0.0,"delta":0.7645,"gamma":0.0002,"vega":19.6201,"theta":-0.5812,"rho":36.3482,"theo":1044.4501,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1060.0},{"option":"SPXW261231P06175000","bid":220.1,"bid_size":10.0,"ask":222.2,"ask_size":20.0,"iv":0.2268,"open_interest":1.0,"volume":0.0,"delta":-0.2373,"gamma":0.0002,"vega":19.6201,"theta":-0.6757,"rho":-15.9308,"theo":220.7262,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":214.22,"last_trade_time":"2026-02-03T12:45:38","percent_change":0.0,"prev_day_close":215.150001525879},{"option":"SPXW261231C06180000","bid":1037.1,"bid_size":4.0,"ask":1045.5,"ask_size":3.0,"iv":0.2267,"open_interest":0.0,"volume":0.0,"delta":0.7635,"gamma":0.0002,"vega":19.6637,"theta":-0.5824,"rho":36.3242,"theo":1040.544,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1056.60003662109},{"option":"SPXW261231P06180000","bid":221.0,"bid_size":10.0,"ask":223.1,"ask_size":20.0,"iv":0.2265,"open_interest":13.0,"volume":0.0,"delta":-0.2383,"gamma":0.0002,"vega":19.6637,"theta":-0.6763,"rho":-15.9969,"theo":221.6552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":216.050003051758},{"option":"SPXW261231C06185000","bid":1028.1,"bid_size":2.0,"ask":1058.0,"ask_size":1.0,"iv":0.2293,"open_interest":0.0,"volume":0.0,"delta":0.7625,"gamma":0.0002,"vega":19.7073,"theta":-0.5836,"rho":36.2999,"theo":1036.6416,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1053.39996337891},{"option":"SPXW261231P06185000","bid":221.9,"bid_size":10.0,"ask":224.1,"ask_size":10.0,"iv":0.2262,"open_interest":53.0,"volume":0.0,"delta":-0.2392,"gamma":0.0002,"vega":19.7073,"theta":-0.677,"rho":-16.0633,"theo":222.5879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":209.4,"last_trade_time":"2026-02-03T15:50:04","percent_change":0.0,"prev_day_close":217.0},{"option":"SPXW261231C06190000","bid":1029.3,"bid_size":4.0,"ask":1037.7,"ask_size":3.0,"iv":0.2261,"open_interest":0.0,"volume":0.0,"delta":0.7615,"gamma":0.0002,"vega":19.7509,"theta":-0.5847,"rho":36.2752,"theo":1032.7427,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1048.29998779297},{"option":"SPXW261231P06190000","bid":222.9,"bid_size":10.0,"ask":225.0,"ask_size":20.0,"iv":0.2259,"open_interest":26.0,"volume":0.0,"delta":-0.2402,"gamma":0.0002,"vega":19.7509,"theta":-0.6776,"rho":-16.1301,"theo":223.5242,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":212.23,"last_trade_time":"2026-01-21T16:03:24","percent_change":0.0,"prev_day_close":217.949996948242},{"option":"SPXW261231C06195000","bid":1020.3,"bid_size":2.0,"ask":1050.2,"ask_size":1.0,"iv":0.2287,"open_interest":0.0,"volume":0.0,"delta":0.7605,"gamma":0.0002,"vega":19.7946,"theta":-0.5859,"rho":36.2503,"theo":1028.8475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1045.20001220703},{"option":"SPXW261231P06195000","bid":223.8,"bid_size":10.0,"ask":226.0,"ask_size":10.0,"iv":0.2257,"open_interest":0.0,"volume":0.0,"delta":-0.2412,"gamma":0.0002,"vega":19.7946,"theta":-0.6782,"rho":-16.1971,"theo":224.4642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":218.849998474121},{"option":"SPXW261231C06200000","bid":1021.5,"bid_size":4.0,"ask":1029.9,"ask_size":3.0,"iv":0.2255,"open_interest":2.0,"volume":0.0,"delta":0.7595,"gamma":0.0002,"vega":19.8382,"theta":-0.5871,"rho":36.225,"theo":1024.956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1116.7,"last_trade_time":"2026-02-10T11:36:21","percent_change":0.0,"prev_day_close":1040.89996337891},{"option":"SPXW261231P06200000","bid":224.8,"bid_size":10.0,"ask":226.9,"ask_size":20.0,"iv":0.2254,"open_interest":1205.0,"volume":10.0,"delta":-0.2422,"gamma":0.0002,"vega":19.8382,"theta":-0.6788,"rho":-16.2645,"theo":225.4078,"change":-3.16,"open":222.09,"high":222.09,"low":222.09,"tick":"no_change","last_trade_price":222.09,"last_trade_time":"2026-02-18T15:31:47","percent_change":-1.40289,"prev_day_close":219.75},{"option":"SPXW261231C06205000","bid":1011.7,"bid_size":2.0,"ask":1041.6,"ask_size":1.0,"iv":0.2277,"open_interest":0.0,"volume":0.0,"delta":0.7585,"gamma":0.0002,"vega":19.8819,"theta":-0.5882,"rho":36.1994,"theo":1021.0682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1037.34997558594},{"option":"SPXW261231P06205000","bid":225.7,"bid_size":10.0,"ask":227.9,"ask_size":10.0,"iv":0.2251,"open_interest":0.0,"volume":0.0,"delta":-0.2433,"gamma":0.0002,"vega":19.8819,"theta":-0.6794,"rho":-16.3322,"theo":226.3551,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":220.75},{"option":"SPXW261231C06210000","bid":1013.6,"bid_size":4.0,"ask":1022.1,"ask_size":3.0,"iv":0.2249,"open_interest":0.0,"volume":0.0,"delta":0.7575,"gamma":0.0002,"vega":19.9255,"theta":-0.5894,"rho":36.1734,"theo":1017.1841,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1032.90002441406},{"option":"SPXW261231P06210000","bid":226.7,"bid_size":10.0,"ask":228.9,"ask_size":20.0,"iv":0.2248,"open_interest":29.0,"volume":0.0,"delta":-0.2443,"gamma":0.0002,"vega":19.9255,"theta":-0.68,"rho":-16.4002,"theo":227.3062,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":215.93,"last_trade_time":"2026-01-21T16:03:24","percent_change":0.0,"prev_day_close":221.650001525879},{"option":"SPXW261231C06215000","bid":1005.3,"bid_size":2.0,"ask":1034.7,"ask_size":1.0,"iv":0.2277,"open_interest":0.0,"volume":0.0,"delta":0.7565,"gamma":0.0002,"vega":19.9692,"theta":-0.5906,"rho":36.1471,"theo":1013.3037,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1029.94998168945},{"option":"SPXW261231P06215000","bid":227.6,"bid_size":10.0,"ask":229.8,"ask_size":10.0,"iv":0.2246,"open_interest":0.0,"volume":0.0,"delta":-0.2453,"gamma":0.0002,"vega":19.9692,"theta":-0.6806,"rho":-16.4686,"theo":228.261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":222.550003051758},{"option":"SPXW261231C06220000","bid":1006.0,"bid_size":4.0,"ask":1014.6,"ask_size":4.0,"iv":0.2245,"open_interest":0.0,"volume":0.0,"delta":0.7554,"gamma":0.0002,"vega":20.0129,"theta":-0.5917,"rho":36.1204,"theo":1009.4271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1025.10000610352},{"option":"SPXW261231P06220000","bid":228.6,"bid_size":10.0,"ask":230.8,"ask_size":20.0,"iv":0.2243,"open_interest":4.0,"volume":0.0,"delta":-0.2463,"gamma":0.0002,"vega":20.0129,"theta":-0.6812,"rho":-16.5373,"theo":229.2195,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":206.52,"last_trade_time":"2026-01-09T10:33:04","percent_change":0.0,"prev_day_close":223.550003051758},{"option":"SPXW261231C06225000","bid":1002.2,"bid_size":4.0,"ask":1010.7,"ask_size":4.0,"iv":0.2242,"open_interest":10.0,"volume":10.0,"delta":0.7544,"gamma":0.0002,"vega":20.0566,"theta":-0.5928,"rho":36.0934,"theo":1005.5543,"change":17.28,"open":1016.93,"high":1016.93,"low":1016.93,"tick":"down","last_trade_price":1016.93,"last_trade_time":"2026-02-18T15:03:15","percent_change":1.7286,"prev_day_close":1021.25},{"option":"SPXW261231P06225000","bid":229.6,"bid_size":10.0,"ask":231.8,"ask_size":20.0,"iv":0.224,"open_interest":242.0,"volume":0.0,"delta":-0.2473,"gamma":0.0002,"vega":20.0566,"theta":-0.6818,"rho":-16.6064,"theo":230.1818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":231.49,"last_trade_time":"2026-02-04T13:26:44","percent_change":0.0,"prev_day_close":224.449996948242},{"option":"SPXW261231C06230000","bid":998.3,"bid_size":4.0,"ask":1006.6,"ask_size":3.0,"iv":0.2238,"open_interest":0.0,"volume":0.0,"delta":0.7534,"gamma":0.0002,"vega":20.1002,"theta":-0.594,"rho":36.0661,"theo":1001.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1017.25},{"option":"SPXW261231P06230000","bid":230.5,"bid_size":10.0,"ask":232.7,"ask_size":20.0,"iv":0.2237,"open_interest":3.0,"volume":0.0,"delta":-0.2484,"gamma":0.0002,"vega":20.1002,"theta":-0.6824,"rho":-16.6758,"theo":231.1479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":224.36,"last_trade_time":"2025-12-31T14:40:03","percent_change":0.0,"prev_day_close":225.449996948242},{"option":"SPXW261231C06235000","bid":989.4,"bid_size":2.0,"ask":1019.2,"ask_size":1.0,"iv":0.2264,"open_interest":0.0,"volume":0.0,"delta":0.7524,"gamma":0.0002,"vega":20.1439,"theta":-0.5951,"rho":36.0384,"theo":997.8201,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1014.25},{"option":"SPXW261231P06235000","bid":231.5,"bid_size":10.0,"ask":233.7,"ask_size":10.0,"iv":0.2234,"open_interest":3.0,"volume":0.0,"delta":-0.2494,"gamma":0.0002,"vega":20.1439,"theta":-0.6829,"rho":-16.7456,"theo":232.1179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":209.37,"last_trade_time":"2026-01-09T10:32:25","percent_change":0.0,"prev_day_close":226.349998474121},{"option":"SPXW261231C06240000","bid":990.5,"bid_size":4.0,"ask":999.1,"ask_size":4.0,"iv":0.2233,"open_interest":0.0,"volume":0.0,"delta":0.7513,"gamma":0.0002,"vega":20.1875,"theta":-0.5962,"rho":36.0104,"theo":993.9587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1009.75},{"option":"SPXW261231P06240000","bid":232.5,"bid_size":9.0,"ask":234.7,"ask_size":19.0,"iv":0.2231,"open_interest":0.0,"volume":0.0,"delta":-0.2504,"gamma":0.0002,"vega":20.1875,"theta":-0.6835,"rho":-16.8157,"theo":233.0917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":227.349998474121},{"option":"SPXW261231C06245000","bid":982.1,"bid_size":2.0,"ask":1011.5,"ask_size":1.0,"iv":0.2259,"open_interest":0.0,"volume":0.0,"delta":0.7503,"gamma":0.0002,"vega":20.2312,"theta":-0.5973,"rho":35.982,"theo":990.1012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1006.54998779297},{"option":"SPXW261231P06245000","bid":233.5,"bid_size":9.0,"ask":235.7,"ask_size":9.0,"iv":0.2229,"open_interest":0.0,"volume":0.0,"delta":-0.2514,"gamma":0.0002,"vega":20.2312,"theta":-0.6841,"rho":-16.8862,"theo":234.0693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":228.349998474121},{"option":"SPXW261231C06250000","bid":982.9,"bid_size":4.0,"ask":991.2,"ask_size":3.0,"iv":0.2227,"open_interest":1.0,"volume":0.0,"delta":0.7492,"gamma":0.0002,"vega":20.2748,"theta":-0.5984,"rho":35.9532,"theo":986.2476,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1077.14,"last_trade_time":"2026-01-06T15:00:32","percent_change":0.0,"prev_day_close":1001.89999389648},{"option":"SPXW261231P06250000","bid":234.5,"bid_size":9.0,"ask":236.6,"ask_size":19.0,"iv":0.2226,"open_interest":171.0,"volume":0.0,"delta":-0.2525,"gamma":0.0002,"vega":20.2748,"theta":-0.6846,"rho":-16.957,"theo":235.0509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":240.08,"last_trade_time":"2026-02-13T11:21:05","percent_change":0.0,"prev_day_close":229.25},{"option":"SPXW261231C06255000","bid":974.0,"bid_size":2.0,"ask":1003.8,"ask_size":1.0,"iv":0.2252,"open_interest":0.0,"volume":0.0,"delta":0.7482,"gamma":0.0002,"vega":20.3183,"theta":-0.5995,"rho":35.9241,"theo":982.3979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":998.5},{"option":"SPXW261231P06255000","bid":235.5,"bid_size":9.0,"ask":237.6,"ask_size":9.0,"iv":0.2223,"open_interest":0.0,"volume":0.0,"delta":-0.2535,"gamma":0.0002,"vega":20.3183,"theta":-0.6852,"rho":-17.0282,"theo":236.0363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":230.25},{"option":"SPXW261231C06260000","bid":975.0,"bid_size":4.0,"ask":983.5,"ask_size":3.0,"iv":0.2221,"open_interest":0.0,"volume":0.0,"delta":0.7472,"gamma":0.0002,"vega":20.3619,"theta":-0.6006,"rho":35.8947,"theo":978.5521,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":994.25},{"option":"SPXW261231P06260000","bid":236.4,"bid_size":9.0,"ask":238.6,"ask_size":19.0,"iv":0.222,"open_interest":2.0,"volume":0.0,"delta":-0.2546,"gamma":0.0002,"vega":20.3619,"theta":-0.6857,"rho":-17.0997,"theo":237.0257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":260.6,"last_trade_time":"2026-02-17T10:41:56","percent_change":0.0,"prev_day_close":231.25},{"option":"SPXW261231C06265000","bid":966.7,"bid_size":2.0,"ask":996.1,"ask_size":1.0,"iv":0.2248,"open_interest":0.0,"volume":0.0,"delta":0.7461,"gamma":0.0002,"vega":20.4054,"theta":-0.6017,"rho":35.8649,"theo":974.7103,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":991.049987792969},{"option":"SPXW261231P06265000","bid":237.4,"bid_size":9.0,"ask":239.6,"ask_size":9.0,"iv":0.2217,"open_interest":0.0,"volume":0.0,"delta":-0.2556,"gamma":0.0002,"vega":20.4054,"theta":-0.6862,"rho":-17.1715,"theo":238.019,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":232.150001525879},{"option":"SPXW261231C06270000","bid":967.4,"bid_size":4.0,"ask":975.8,"ask_size":3.0,"iv":0.2215,"open_interest":0.0,"volume":0.0,"delta":0.745,"gamma":0.0002,"vega":20.4488,"theta":-0.6028,"rho":35.8348,"theo":970.8724,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":986.550018310547},{"option":"SPXW261231P06270000","bid":238.4,"bid_size":9.0,"ask":240.6,"ask_size":19.0,"iv":0.2214,"open_interest":0.0,"volume":0.0,"delta":-0.2567,"gamma":0.0002,"vega":20.4488,"theta":-0.6868,"rho":-17.2437,"theo":239.0162,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":233.150001525879},{"option":"SPXW261231C06275000","bid":963.5,"bid_size":4.0,"ask":972.0,"ask_size":4.0,"iv":0.2212,"open_interest":0.0,"volume":0.0,"delta":0.744,"gamma":0.0002,"vega":20.4921,"theta":-0.6039,"rho":35.8044,"theo":967.0385,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":982.349975585938},{"option":"SPXW261231P06275000","bid":239.4,"bid_size":9.0,"ask":241.6,"ask_size":19.0,"iv":0.2212,"open_interest":2.0,"volume":0.0,"delta":-0.2577,"gamma":0.0002,"vega":20.4921,"theta":-0.6873,"rho":-17.3162,"theo":240.0175,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.9,"last_trade_time":"2026-02-17T10:45:58","percent_change":0.0,"prev_day_close":234.150001525879},{"option":"SPXW261231C06280000","bid":959.8,"bid_size":4.0,"ask":968.3,"ask_size":4.0,"iv":0.221,"open_interest":0.0,"volume":0.0,"delta":0.7429,"gamma":0.0002,"vega":20.5354,"theta":-0.6049,"rho":35.7737,"theo":963.2086,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":978.599975585938},{"option":"SPXW261231P06280000","bid":240.4,"bid_size":9.0,"ask":242.6,"ask_size":19.0,"iv":0.2209,"open_interest":2.0,"volume":0.0,"delta":-0.2588,"gamma":0.0002,"vega":20.5354,"theta":-0.6878,"rho":-17.389,"theo":241.0228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":233.6,"last_trade_time":"2026-02-06T11:07:23","percent_change":0.0,"prev_day_close":235.150001525879},{"option":"SPXW261231C06285000","bid":951.0,"bid_size":2.0,"ask":980.7,"ask_size":1.0,"iv":0.2235,"open_interest":0.0,"volume":0.0,"delta":0.7419,"gamma":0.0002,"vega":20.5786,"theta":-0.606,"rho":35.7426,"theo":959.3827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":975.599975585938},{"option":"SPXW261231P06285000","bid":241.4,"bid_size":9.0,"ask":243.6,"ask_size":9.0,"iv":0.2206,"open_interest":0.0,"volume":0.0,"delta":-0.2599,"gamma":0.0002,"vega":20.5786,"theta":-0.6883,"rho":-17.4622,"theo":242.032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":236.150001525879},{"option":"SPXW261231C06290000","bid":952.1,"bid_size":4.0,"ask":960.5,"ask_size":3.0,"iv":0.2204,"open_interest":0.0,"volume":0.0,"delta":0.7408,"gamma":0.0002,"vega":20.6218,"theta":-0.607,"rho":35.7113,"theo":955.5609,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":970.950012207031},{"option":"SPXW261231P06290000","bid":242.5,"bid_size":9.0,"ask":244.7,"ask_size":18.0,"iv":0.2203,"open_interest":3.0,"volume":4.0,"delta":-0.261,"gamma":0.0002,"vega":20.6218,"theta":-0.6888,"rho":-17.5356,"theo":243.0454,"change":-7.19,"open":236.4,"high":236.4,"low":235.91,"tick":"down","last_trade_price":235.91,"last_trade_time":"2026-02-18T15:46:29","percent_change":-2.95763,"prev_day_close":237.150001525879},{"option":"SPXW261231C06295000","bid":943.7,"bid_size":2.0,"ask":973.0,"ask_size":1.0,"iv":0.223,"open_interest":0.0,"volume":0.0,"delta":0.7397,"gamma":0.0002,"vega":20.6648,"theta":-0.6081,"rho":35.6796,"theo":951.7431,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":967.950012207031},{"option":"SPXW261231P06295000","bid":243.5,"bid_size":9.0,"ask":245.6,"ask_size":9.0,"iv":0.22,"open_interest":0.0,"volume":0.0,"delta":-0.262,"gamma":0.0002,"vega":20.6648,"theta":-0.6893,"rho":-17.6093,"theo":244.0627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":238.150001525879},{"option":"SPXW261231C06300000","bid":944.6,"bid_size":4.0,"ask":952.9,"ask_size":4.0,"iv":0.2199,"open_interest":15.0,"volume":10.0,"delta":0.7386,"gamma":0.0002,"vega":20.7078,"theta":-0.6091,"rho":35.6478,"theo":947.9294,"change":10.69,"open":952.89,"high":952.89,"low":952.89,"tick":"up","last_trade_price":952.89,"last_trade_time":"2026-02-18T15:29:15","percent_change":1.13458,"prev_day_close":963.550018310547},{"option":"SPXW261231P06300000","bid":244.5,"bid_size":9.0,"ask":246.7,"ask_size":18.0,"iv":0.2197,"open_interest":97.0,"volume":11.0,"delta":-0.2631,"gamma":0.0002,"vega":20.7078,"theta":-0.6898,"rho":-17.6832,"theo":245.0842,"change":-3.7,"open":235.1,"high":241.5,"low":235.1,"tick":"no_change","last_trade_price":241.5,"last_trade_time":"2026-02-18T15:31:47","percent_change":-1.50897,"prev_day_close":239.150001525879},{"option":"SPXW261231C06305000","bid":936.1,"bid_size":2.0,"ask":965.4,"ask_size":1.0,"iv":0.2224,"open_interest":0.0,"volume":0.0,"delta":0.7376,"gamma":0.0002,"vega":20.7506,"theta":-0.6101,"rho":35.6159,"theo":944.1198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":960.350006103516},{"option":"SPXW261231P06305000","bid":245.5,"bid_size":9.0,"ask":247.7,"ask_size":9.0,"iv":0.2194,"open_interest":0.0,"volume":0.0,"delta":-0.2642,"gamma":0.0002,"vega":20.7506,"theta":-0.6902,"rho":-17.7572,"theo":246.1097,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":240.150001525879},{"option":"SPXW261231C06310000","bid":936.9,"bid_size":4.0,"ask":945.3,"ask_size":4.0,"iv":0.2193,"open_interest":0.0,"volume":0.0,"delta":0.7365,"gamma":0.0002,"vega":20.7934,"theta":-0.6112,"rho":35.5834,"theo":940.3142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":955.5},{"option":"SPXW261231P06310000","bid":246.5,"bid_size":9.0,"ask":248.7,"ask_size":18.0,"iv":0.2192,"open_interest":2.0,"volume":0.0,"delta":-0.2653,"gamma":0.0002,"vega":20.7934,"theta":-0.6907,"rho":-17.8317,"theo":247.1393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":231.37,"last_trade_time":"2026-01-08T15:52:32","percent_change":0.0,"prev_day_close":241.150001525879},{"option":"SPXW261231C06315000","bid":928.1,"bid_size":2.0,"ask":957.8,"ask_size":1.0,"iv":0.2217,"open_interest":0.0,"volume":0.0,"delta":0.7354,"gamma":0.0002,"vega":20.836,"theta":-0.6122,"rho":35.5508,"theo":936.5128,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.649993896484},{"option":"SPXW261231P06315000","bid":247.6,"bid_size":9.0,"ask":249.8,"ask_size":9.0,"iv":0.2189,"open_interest":1.0,"volume":0.0,"delta":-0.2664,"gamma":0.0002,"vega":20.836,"theta":-0.6912,"rho":-17.9065,"theo":248.173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.02,"last_trade_time":"2026-01-07T12:12:56","percent_change":0.0,"prev_day_close":242.150001525879},{"option":"SPXW261231C06320000","bid":929.3,"bid_size":4.0,"ask":937.7,"ask_size":3.0,"iv":0.2187,"open_interest":0.0,"volume":0.0,"delta":0.7343,"gamma":0.0002,"vega":20.8785,"theta":-0.6132,"rho":35.5179,"theo":932.7155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":947.950012207031},{"option":"SPXW261231P06320000","bid":248.6,"bid_size":9.0,"ask":250.8,"ask_size":18.0,"iv":0.2186,"open_interest":24.0,"volume":40.0,"delta":-0.2675,"gamma":0.0002,"vega":20.8785,"theta":-0.6916,"rho":-17.9814,"theo":249.2108,"change":-7.08,"open":242.42,"high":242.47,"low":242.27,"tick":"down","last_trade_price":242.27,"last_trade_time":"2026-02-18T15:46:20","percent_change":-2.83938,"prev_day_close":243.150001525879},{"option":"SPXW261231C06325000","bid":925.5,"bid_size":4.0,"ask":933.9,"ask_size":4.0,"iv":0.2184,"open_interest":0.0,"volume":0.0,"delta":0.7332,"gamma":0.0002,"vega":20.9209,"theta":-0.6142,"rho":35.4848,"theo":928.9223,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":943.949981689453},{"option":"SPXW261231P06325000","bid":249.6,"bid_size":9.0,"ask":251.8,"ask_size":18.0,"iv":0.2183,"open_interest":2.0,"volume":0.0,"delta":-0.2686,"gamma":0.0002,"vega":20.9209,"theta":-0.6921,"rho":-18.0566,"theo":250.2528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":223.22,"last_trade_time":"2026-01-28T10:31:21","percent_change":0.0,"prev_day_close":244.150001525879},{"option":"SPXW261231C06330000","bid":921.7,"bid_size":4.0,"ask":930.1,"ask_size":4.0,"iv":0.2181,"open_interest":0.0,"volume":0.0,"delta":0.7321,"gamma":0.0002,"vega":20.9631,"theta":-0.6152,"rho":35.4515,"theo":925.1332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":940.350006103516},{"option":"SPXW261231P06330000","bid":250.7,"bid_size":9.0,"ask":252.9,"ask_size":18.0,"iv":0.218,"open_interest":0.0,"volume":0.0,"delta":-0.2697,"gamma":0.0002,"vega":20.9631,"theta":-0.6925,"rho":-18.132,"theo":251.2989,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":245.199996948242},{"option":"SPXW261231C06335000","bid":913.3,"bid_size":2.0,"ask":942.6,"ask_size":1.0,"iv":0.2206,"open_interest":0.0,"volume":0.0,"delta":0.731,"gamma":0.0002,"vega":21.0052,"theta":-0.6162,"rho":35.418,"theo":921.3483,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":937.100006103516},{"option":"SPXW261231P06335000","bid":251.7,"bid_size":9.0,"ask":253.9,"ask_size":9.0,"iv":0.2177,"open_interest":0.0,"volume":0.0,"delta":-0.2708,"gamma":0.0002,"vega":21.0052,"theta":-0.6929,"rho":-18.2075,"theo":252.3491,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":246.25},{"option":"SPXW261231C06340000","bid":914.2,"bid_size":4.0,"ask":922.5,"ask_size":4.0,"iv":0.2176,"open_interest":0.0,"volume":0.0,"delta":0.7299,"gamma":0.0002,"vega":21.0472,"theta":-0.6172,"rho":35.3844,"theo":917.5676,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":932.699981689453},{"option":"SPXW261231P06340000","bid":252.8,"bid_size":9.0,"ask":255.0,"ask_size":18.0,"iv":0.2174,"open_interest":0.0,"volume":0.0,"delta":-0.2719,"gamma":0.0002,"vega":21.0472,"theta":-0.6934,"rho":-18.2833,"theo":253.4035,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":247.25},{"option":"SPXW261231C06345000","bid":905.1,"bid_size":2.0,"ask":935.0,"ask_size":1.0,"iv":0.2199,"open_interest":0.0,"volume":0.0,"delta":0.7288,"gamma":0.0002,"vega":21.0891,"theta":-0.6181,"rho":35.3505,"theo":913.791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.75},{"option":"SPXW261231P06345000","bid":253.9,"bid_size":9.0,"ask":256.1,"ask_size":9.0,"iv":0.2172,"open_interest":0.0,"volume":0.0,"delta":-0.273,"gamma":0.0002,"vega":21.0891,"theta":-0.6938,"rho":-18.3592,"theo":254.4621,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":261.08,"last_trade_time":"2026-01-20T10:01:03","percent_change":0.0,"prev_day_close":248.300003051758},{"option":"SPXW261231C06350000","bid":906.7,"bid_size":7.0,"ask":914.9,"ask_size":6.0,"iv":0.217,"open_interest":0.0,"volume":0.0,"delta":0.7276,"gamma":0.0002,"vega":21.1308,"theta":-0.6191,"rho":35.3165,"theo":910.0187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":925.350006103516},{"option":"SPXW261231P06350000","bid":254.9,"bid_size":9.0,"ask":257.1,"ask_size":18.0,"iv":0.2169,"open_interest":4.0,"volume":0.0,"delta":-0.2741,"gamma":0.0002,"vega":21.1308,"theta":-0.6942,"rho":-18.4353,"theo":255.5249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":235.7,"last_trade_time":"2026-01-22T15:32:37","percent_change":0.0,"prev_day_close":249.349998474121},{"option":"SPXW261231C06355000","bid":897.6,"bid_size":2.0,"ask":927.4,"ask_size":1.0,"iv":0.2193,"open_interest":0.0,"volume":0.0,"delta":0.7265,"gamma":0.0002,"vega":21.1723,"theta":-0.62,"rho":35.2822,"theo":906.2505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":922.199981689453},{"option":"SPXW261231P06355000","bid":256.0,"bid_size":9.0,"ask":258.2,"ask_size":9.0,"iv":0.2166,"open_interest":4.0,"volume":0.0,"delta":-0.2752,"gamma":0.0002,"vega":21.1723,"theta":-0.6946,"rho":-18.5116,"theo":256.5918,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":251.2,"last_trade_time":"2026-01-02T14:43:15","percent_change":0.0,"prev_day_close":250.349998474121},{"option":"SPXW261231C06360000","bid":899.3,"bid_size":7.0,"ask":907.4,"ask_size":6.0,"iv":0.2165,"open_interest":0.0,"volume":0.0,"delta":0.7254,"gamma":0.0002,"vega":21.2137,"theta":-0.621,"rho":35.2479,"theo":902.4865,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":917.299987792969},{"option":"SPXW261231P06360000","bid":257.1,"bid_size":9.0,"ask":259.3,"ask_size":18.0,"iv":0.2163,"open_interest":0.0,"volume":0.0,"delta":-0.2764,"gamma":0.0002,"vega":21.2137,"theta":-0.695,"rho":-18.5881,"theo":257.663,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":251.449996948242},{"option":"SPXW261231C06365000","bid":890.7,"bid_size":2.0,"ask":919.8,"ask_size":1.0,"iv":0.2188,"open_interest":0.0,"volume":0.0,"delta":0.7242,"gamma":0.0002,"vega":21.255,"theta":-0.6219,"rho":35.2133,"theo":898.7267,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":914.649993896484},{"option":"SPXW261231P06365000","bid":258.2,"bid_size":9.0,"ask":260.4,"ask_size":9.0,"iv":0.216,"open_interest":1.0,"volume":0.0,"delta":-0.2775,"gamma":0.0002,"vega":21.255,"theta":-0.6954,"rho":-18.6647,"theo":258.7383,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":235.57,"last_trade_time":"2026-01-07T12:12:56","percent_change":0.0,"prev_day_close":252.449996948242},{"option":"SPXW261231C06370000","bid":891.8,"bid_size":7.0,"ask":899.8,"ask_size":6.0,"iv":0.2159,"open_interest":0.0,"volume":0.0,"delta":0.7231,"gamma":0.0002,"vega":21.2962,"theta":-0.6229,"rho":35.1786,"theo":894.9711,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":910.0},{"option":"SPXW261231P06370000","bid":259.2,"bid_size":9.0,"ask":261.4,"ask_size":18.0,"iv":0.2157,"open_interest":0.0,"volume":0.0,"delta":-0.2786,"gamma":0.0002,"vega":21.2962,"theta":-0.6958,"rho":-18.7415,"theo":259.8179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":253.550003051758},{"option":"SPXW261231C06375000","bid":888.0,"bid_size":7.0,"ask":896.1,"ask_size":6.0,"iv":0.2156,"open_interest":0.0,"volume":0.0,"delta":0.722,"gamma":0.0002,"vega":21.3372,"theta":-0.6238,"rho":35.1437,"theo":891.2197,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":906.349975585938},{"option":"SPXW261231P06375000","bid":260.3,"bid_size":9.0,"ask":262.5,"ask_size":18.0,"iv":0.2155,"open_interest":11.0,"volume":0.0,"delta":-0.2798,"gamma":0.0002,"vega":21.3372,"theta":-0.6961,"rho":-18.8185,"theo":260.9017,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":257.61,"last_trade_time":"2026-02-06T10:51:36","percent_change":0.0,"prev_day_close":254.600006103516},{"option":"SPXW261231C06380000","bid":884.3,"bid_size":7.0,"ask":892.3,"ask_size":6.0,"iv":0.2153,"open_interest":0.0,"volume":0.0,"delta":0.7208,"gamma":0.0002,"vega":21.3781,"theta":-0.6247,"rho":35.1086,"theo":887.4726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":902.75},{"option":"SPXW261231P06380000","bid":261.4,"bid_size":9.0,"ask":263.6,"ask_size":18.0,"iv":0.2152,"open_interest":0.0,"volume":0.0,"delta":-0.2809,"gamma":0.0002,"vega":21.3781,"theta":-0.6965,"rho":-18.8956,"theo":261.9897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":255.650009155273},{"option":"SPXW261231C06385000","bid":875.1,"bid_size":2.0,"ask":904.8,"ask_size":1.0,"iv":0.2175,"open_interest":0.0,"volume":0.0,"delta":0.7197,"gamma":0.0002,"vega":21.4188,"theta":-0.6256,"rho":35.0734,"theo":883.7297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":899.5},{"option":"SPXW261231P06385000","bid":262.5,"bid_size":9.0,"ask":264.7,"ask_size":9.0,"iv":0.2149,"open_interest":1.0,"volume":0.0,"delta":-0.2821,"gamma":0.0002,"vega":21.4188,"theta":-0.6968,"rho":-18.973,"theo":263.0819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":255.15,"last_trade_time":"2025-12-31T11:29:37","percent_change":0.0,"prev_day_close":256.75},{"option":"SPXW261231C06390000","bid":876.8,"bid_size":7.0,"ask":884.9,"ask_size":6.0,"iv":0.2147,"open_interest":10.0,"volume":10.0,"delta":0.7185,"gamma":0.0002,"vega":21.4594,"theta":-0.6265,"rho":35.038,"theo":879.991,"change":9.42,"open":884.82,"high":884.82,"low":884.82,"tick":"up","last_trade_price":884.82,"last_trade_time":"2026-02-18T15:29:15","percent_change":1.07608,"prev_day_close":894.949981689453},{"option":"SPXW261231P06390000","bid":263.6,"bid_size":9.0,"ask":265.8,"ask_size":18.0,"iv":0.2146,"open_interest":2.0,"volume":1.0,"delta":-0.2832,"gamma":0.0002,"vega":21.4594,"theta":-0.6972,"rho":-19.0505,"theo":264.1784,"change":-14.07,"open":250.33,"high":250.33,"low":250.33,"tick":"down","last_trade_price":250.33,"last_trade_time":"2026-02-18T12:32:57","percent_change":-5.32149,"prev_day_close":257.799987792969},{"option":"SPXW261231C06395000","bid":867.6,"bid_size":2.0,"ask":897.2,"ask_size":1.0,"iv":0.2169,"open_interest":0.0,"volume":0.0,"delta":0.7174,"gamma":0.0002,"vega":21.4999,"theta":-0.6274,"rho":35.0023,"theo":876.2566,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":892.049987792969},{"option":"SPXW261231P06395000","bid":264.7,"bid_size":9.0,"ask":266.9,"ask_size":9.0,"iv":0.2143,"open_interest":0.0,"volume":0.0,"delta":-0.2844,"gamma":0.0002,"vega":21.4999,"theta":-0.6975,"rho":-19.1282,"theo":265.2792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":244.98,"last_trade_time":"2025-12-24T11:47:40","percent_change":0.0,"prev_day_close":258.849990844727},{"option":"SPXW261231C06400000","bid":869.4,"bid_size":7.0,"ask":877.4,"ask_size":6.0,"iv":0.2142,"open_interest":15.0,"volume":0.0,"delta":0.7162,"gamma":0.0002,"vega":21.5402,"theta":-0.6283,"rho":34.9665,"theo":872.5265,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":898.39,"last_trade_time":"2026-02-03T14:11:50","percent_change":0.0,"prev_day_close":887.549987792969},{"option":"SPXW261231P06400000","bid":265.8,"bid_size":9.0,"ask":268.0,"ask_size":18.0,"iv":0.214,"open_interest":18.0,"volume":2.0,"delta":-0.2855,"gamma":0.0002,"vega":21.5402,"theta":-0.6979,"rho":-19.206,"theo":266.3842,"change":-14.22,"open":252.38,"high":252.38,"low":252.38,"tick":"down","last_trade_price":252.38,"last_trade_time":"2026-02-18T12:32:57","percent_change":-5.33383,"prev_day_close":259.949996948242},{"option":"SPXW261231C06405000","bid":860.7,"bid_size":2.0,"ask":889.8,"ask_size":1.0,"iv":0.2165,"open_interest":0.0,"volume":0.0,"delta":0.715,"gamma":0.0002,"vega":21.5805,"theta":-0.6292,"rho":34.9305,"theo":868.8006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":884.549987792969},{"option":"SPXW261231P06405000","bid":266.9,"bid_size":9.0,"ask":269.1,"ask_size":9.0,"iv":0.2137,"open_interest":10.0,"volume":0.0,"delta":-0.2867,"gamma":0.0002,"vega":21.5805,"theta":-0.6982,"rho":-19.2841,"theo":267.4934,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":274.71,"last_trade_time":"2026-02-17T12:26:40","percent_change":0.0,"prev_day_close":261.050003051758},{"option":"SPXW261231C06410000","bid":862.0,"bid_size":7.0,"ask":870.1,"ask_size":7.0,"iv":0.2136,"open_interest":0.0,"volume":0.0,"delta":0.7139,"gamma":0.0002,"vega":21.6206,"theta":-0.6301,"rho":34.8943,"theo":865.079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":880.049987792969},{"option":"SPXW261231P06410000","bid":268.0,"bid_size":9.0,"ask":270.2,"ask_size":18.0,"iv":0.2134,"open_interest":40.0,"volume":1.0,"delta":-0.2879,"gamma":0.0002,"vega":21.6206,"theta":-0.6985,"rho":-19.3624,"theo":268.607,"change":-14.37,"open":254.53,"high":254.53,"low":254.53,"tick":"up","last_trade_price":254.53,"last_trade_time":"2026-02-18T12:32:57","percent_change":-5.344,"prev_day_close":262.150009155273},{"option":"SPXW261231C06415000","bid":851.4,"bid_size":2.0,"ask":881.2,"ask_size":1.0,"iv":0.2152,"open_interest":1.0,"volume":0.0,"delta":0.7127,"gamma":0.0002,"vega":21.6606,"theta":-0.6309,"rho":34.8578,"theo":861.3617,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":927.83,"last_trade_time":"2026-02-03T11:58:26","percent_change":0.0,"prev_day_close":877.0},{"option":"SPXW261231P06415000","bid":269.1,"bid_size":9.0,"ask":271.4,"ask_size":9.0,"iv":0.2132,"open_interest":0.0,"volume":0.0,"delta":-0.289,"gamma":0.0002,"vega":21.6606,"theta":-0.6988,"rho":-19.441,"theo":269.7249,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":263.200012207031},{"option":"SPXW261231C06420000","bid":854.6,"bid_size":7.0,"ask":862.5,"ask_size":6.0,"iv":0.213,"open_interest":0.0,"volume":0.0,"delta":0.7115,"gamma":0.0002,"vega":21.7005,"theta":-0.6318,"rho":34.8211,"theo":857.6488,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":872.25},{"option":"SPXW261231P06420000","bid":270.2,"bid_size":9.0,"ask":272.5,"ask_size":17.0,"iv":0.2129,"open_interest":1.0,"volume":0.0,"delta":-0.2902,"gamma":0.0002,"vega":21.7005,"theta":-0.6991,"rho":-19.5197,"theo":270.8471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":254.5,"last_trade_time":"2025-12-23T13:03:30","percent_change":0.0,"prev_day_close":264.299987792969},{"option":"SPXW261231C06425000","bid":850.8,"bid_size":7.0,"ask":858.8,"ask_size":6.0,"iv":0.2127,"open_interest":0.0,"volume":0.0,"delta":0.7104,"gamma":0.0003,"vega":21.7404,"theta":-0.6326,"rho":34.7842,"theo":853.9401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":868.549987792969},{"option":"SPXW261231P06425000","bid":271.4,"bid_size":9.0,"ask":273.6,"ask_size":17.0,"iv":0.2126,"open_interest":16.0,"volume":0.0,"delta":-0.2914,"gamma":0.0003,"vega":21.7404,"theta":-0.6994,"rho":-19.5988,"theo":271.9736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":248.45,"last_trade_time":"2026-01-22T09:43:54","percent_change":0.0,"prev_day_close":265.399993896484},{"option":"SPXW261231C06430000","bid":847.1,"bid_size":7.0,"ask":855.1,"ask_size":6.0,"iv":0.2124,"open_interest":0.0,"volume":0.0,"delta":0.7092,"gamma":0.0003,"vega":21.7801,"theta":-0.6335,"rho":34.747,"theo":850.2358,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":865.199981689453},{"option":"SPXW261231P06430000","bid":272.5,"bid_size":9.0,"ask":274.7,"ask_size":17.0,"iv":0.2123,"open_interest":1.0,"volume":0.0,"delta":-0.2926,"gamma":0.0003,"vega":21.7801,"theta":-0.6997,"rho":-19.6781,"theo":273.1044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":252.04,"last_trade_time":"2025-12-24T11:43:55","percent_change":0.0,"prev_day_close":266.550003051758},{"option":"SPXW261231C06435000","bid":836.6,"bid_size":2.0,"ask":866.4,"ask_size":1.0,"iv":0.214,"open_interest":0.0,"volume":0.0,"delta":0.708,"gamma":0.0003,"vega":21.8197,"theta":-0.6343,"rho":34.7095,"theo":846.5359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":861.850006103516},{"option":"SPXW261231P06435000","bid":273.6,"bid_size":9.0,"ask":275.9,"ask_size":9.0,"iv":0.212,"open_interest":14.0,"volume":0.0,"delta":-0.2938,"gamma":0.0003,"vega":21.8197,"theta":-0.7,"rho":-19.7576,"theo":274.2396,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":280.15,"last_trade_time":"2026-01-20T09:41:26","percent_change":0.0,"prev_day_close":267.650009155273},{"option":"SPXW261231C06440000","bid":839.8,"bid_size":7.0,"ask":847.8,"ask_size":7.0,"iv":0.2119,"open_interest":0.0,"volume":0.0,"delta":0.7068,"gamma":0.0003,"vega":21.8592,"theta":-0.6351,"rho":34.6717,"theo":842.8403,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":857.550018310547},{"option":"SPXW261231P06440000","bid":274.8,"bid_size":9.0,"ask":277.0,"ask_size":17.0,"iv":0.2117,"open_interest":16.0,"volume":0.0,"delta":-0.295,"gamma":0.0003,"vega":21.8592,"theta":-0.7002,"rho":-19.8375,"theo":275.3792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":268.4,"last_trade_time":"2026-01-02T14:40:48","percent_change":0.0,"prev_day_close":268.75},{"option":"SPXW261231C06445000","bid":830.5,"bid_size":2.0,"ask":860.0,"ask_size":1.0,"iv":0.214,"open_interest":0.0,"volume":0.0,"delta":0.7056,"gamma":0.0003,"vega":21.8986,"theta":-0.6359,"rho":34.6336,"theo":839.1492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":854.699981689453},{"option":"SPXW261231P06445000","bid":275.9,"bid_size":9.0,"ask":278.2,"ask_size":9.0,"iv":0.2114,"open_interest":1.0,"volume":0.0,"delta":-0.2962,"gamma":0.0003,"vega":21.8986,"theta":-0.7005,"rho":-19.9177,"theo":276.5232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":263.35,"last_trade_time":"2025-12-29T10:00:07","percent_change":0.0,"prev_day_close":269.849990844727},{"option":"SPXW261231C06450000","bid":832.4,"bid_size":7.0,"ask":840.4,"ask_size":7.0,"iv":0.2113,"open_interest":2.0,"volume":0.0,"delta":0.7044,"gamma":0.0003,"vega":21.938,"theta":-0.6367,"rho":34.5952,"theo":835.4624,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":943.77,"last_trade_time":"2026-01-09T14:40:12","percent_change":0.0,"prev_day_close":850.350006103516},{"option":"SPXW261231P06450000","bid":277.0,"bid_size":9.0,"ask":279.3,"ask_size":17.0,"iv":0.2111,"open_interest":9.0,"volume":0.0,"delta":-0.2974,"gamma":0.0003,"vega":21.938,"theta":-0.7007,"rho":-19.9982,"theo":277.6716,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":273.71,"last_trade_time":"2026-02-13T13:12:25","percent_change":0.0,"prev_day_close":270.949996948242},{"option":"SPXW261231C06455000","bid":823.1,"bid_size":2.0,"ask":852.6,"ask_size":1.0,"iv":0.2134,"open_interest":0.0,"volume":0.0,"delta":0.7032,"gamma":0.0003,"vega":21.9773,"theta":-0.6375,"rho":34.5564,"theo":831.7801,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":847.149993896484},{"option":"SPXW261231P06455000","bid":278.2,"bid_size":9.0,"ask":280.5,"ask_size":9.0,"iv":0.2109,"open_interest":0.0,"volume":0.0,"delta":-0.2986,"gamma":0.0003,"vega":21.9773,"theta":-0.701,"rho":-20.079,"theo":278.8244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.150009155273},{"option":"SPXW261231C06460000","bid":825.0,"bid_size":7.0,"ask":832.9,"ask_size":6.0,"iv":0.2107,"open_interest":0.0,"volume":0.0,"delta":0.702,"gamma":0.0003,"vega":22.0165,"theta":-0.6383,"rho":34.5173,"theo":828.1023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":842.5},{"option":"SPXW261231P06460000","bid":279.3,"bid_size":9.0,"ask":281.6,"ask_size":17.0,"iv":0.2106,"open_interest":0.0,"volume":0.0,"delta":-0.2998,"gamma":0.0003,"vega":22.0165,"theta":-0.7012,"rho":-20.1602,"theo":279.9817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":273.25},{"option":"SPXW261231C06465000","bid":814.5,"bid_size":2.0,"ask":844.4,"ask_size":1.0,"iv":0.2123,"open_interest":1.0,"volume":0.0,"delta":0.7008,"gamma":0.0003,"vega":22.0556,"theta":-0.6391,"rho":34.4779,"theo":824.4289,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":891.65,"last_trade_time":"2026-02-03T11:57:46","percent_change":0.0,"prev_day_close":839.799987792969},{"option":"SPXW261231P06465000","bid":280.5,"bid_size":8.0,"ask":282.8,"ask_size":8.0,"iv":0.2103,"open_interest":0.0,"volume":0.0,"delta":-0.301,"gamma":0.0003,"vega":22.0556,"theta":-0.7014,"rho":-20.2417,"theo":281.1435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":274.349990844727},{"option":"SPXW261231C06470000","bid":817.7,"bid_size":7.0,"ask":825.6,"ask_size":6.0,"iv":0.2102,"open_interest":6.0,"volume":0.0,"delta":0.6995,"gamma":0.0003,"vega":22.0946,"theta":-0.6399,"rho":34.438,"theo":820.76,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":885.88,"last_trade_time":"2025-12-29T15:17:36","percent_change":0.0,"prev_day_close":835.299987792969},{"option":"SPXW261231P06470000","bid":281.7,"bid_size":8.0,"ask":283.9,"ask_size":16.0,"iv":0.21,"open_interest":9.0,"volume":0.0,"delta":-0.3022,"gamma":0.0003,"vega":22.0946,"theta":-0.7016,"rho":-20.3236,"theo":282.3098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":290.21,"last_trade_time":"2026-01-20T10:03:13","percent_change":0.0,"prev_day_close":275.550003051758},{"option":"SPXW261231C06475000","bid":813.9,"bid_size":7.0,"ask":821.9,"ask_size":6.0,"iv":0.2098,"open_interest":0.0,"volume":0.0,"delta":0.6983,"gamma":0.0003,"vega":22.1336,"theta":-0.6406,"rho":34.3978,"theo":817.0957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":831.5},{"option":"SPXW261231P06475000","bid":282.8,"bid_size":8.0,"ask":285.1,"ask_size":16.0,"iv":0.2097,"open_interest":1.0,"volume":0.0,"delta":-0.3034,"gamma":0.0003,"vega":22.1336,"theta":-0.7019,"rho":-20.4059,"theo":283.4806,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.0,"last_trade_time":"2026-02-06T10:07:30","percent_change":0.0,"prev_day_close":276.650009155273},{"option":"SPXW261231C06480000","bid":810.4,"bid_size":7.0,"ask":818.2,"ask_size":6.0,"iv":0.2096,"open_interest":0.0,"volume":0.0,"delta":0.6971,"gamma":0.0003,"vega":22.1725,"theta":-0.6414,"rho":34.3572,"theo":813.4359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":827.900024414062},{"option":"SPXW261231P06480000","bid":284.0,"bid_size":8.0,"ask":286.3,"ask_size":16.0,"iv":0.2094,"open_interest":0.0,"volume":0.0,"delta":-0.3047,"gamma":0.0003,"vega":22.1725,"theta":-0.7021,"rho":-20.4886,"theo":284.656,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":277.849990844727},{"option":"SPXW261231C06485000","bid":799.8,"bid_size":2.0,"ask":829.7,"ask_size":1.0,"iv":0.2111,"open_interest":0.0,"volume":0.0,"delta":0.6958,"gamma":0.0003,"vega":22.2112,"theta":-0.6421,"rho":34.3161,"theo":809.7808,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":825.100006103516},{"option":"SPXW261231P06485000","bid":285.2,"bid_size":8.0,"ask":287.5,"ask_size":8.0,"iv":0.2091,"open_interest":3.0,"volume":0.0,"delta":-0.3059,"gamma":0.0003,"vega":22.2112,"theta":-0.7022,"rho":-20.5718,"theo":285.836,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":265.1,"last_trade_time":"2026-01-07T10:23:02","percent_change":0.0,"prev_day_close":278.949996948242},{"option":"SPXW261231C06490000","bid":805.4,"bid_size":1.0,"ask":808.0,"ask_size":1.0,"iv":0.2088,"open_interest":0.0,"volume":0.0,"delta":0.6946,"gamma":0.0003,"vega":22.25,"theta":-0.6429,"rho":34.2747,"theo":806.1302,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":820.850006103516},{"option":"SPXW261231P06490000","bid":286.4,"bid_size":8.0,"ask":288.6,"ask_size":16.0,"iv":0.2088,"open_interest":6.0,"volume":0.0,"delta":-0.3071,"gamma":0.0003,"vega":22.25,"theta":-0.7024,"rho":-20.6553,"theo":287.0206,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":294.68,"last_trade_time":"2026-01-20T10:08:22","percent_change":0.0,"prev_day_close":280.150009155273},{"option":"SPXW261231C06495000","bid":801.7,"bid_size":1.0,"ask":804.3,"ask_size":1.0,"iv":0.2086,"open_interest":0.0,"volume":0.0,"delta":0.6934,"gamma":0.0003,"vega":22.2886,"theta":-0.6436,"rho":34.2328,"theo":802.4843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":817.5},{"option":"SPXW261231P06495000","bid":287.5,"bid_size":8.0,"ask":289.8,"ask_size":8.0,"iv":0.2085,"open_interest":2.0,"volume":0.0,"delta":-0.3084,"gamma":0.0003,"vega":22.2886,"theta":-0.7026,"rho":-20.7392,"theo":288.2098,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":269.67,"last_trade_time":"2025-12-23T14:07:50","percent_change":0.0,"prev_day_close":281.25},{"option":"SPXW261231C06500000","bid":798.1,"bid_size":1.0,"ask":800.7,"ask_size":1.0,"iv":0.2083,"open_interest":55.0,"volume":0.0,"delta":0.6921,"gamma":0.0003,"vega":22.3271,"theta":-0.6443,"rho":34.1905,"theo":798.843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":799.54,"last_trade_time":"2026-02-13T11:34:43","percent_change":0.0,"prev_day_close":812.700012207031},{"option":"SPXW261231P06500000","bid":288.7,"bid_size":8.0,"ask":291.0,"ask_size":16.0,"iv":0.2082,"open_interest":403.0,"volume":13.0,"delta":-0.3096,"gamma":0.0003,"vega":22.3271,"theta":-0.7028,"rho":-20.8236,"theo":289.4037,"change":-10.8,"open":284.98,"high":287.0,"low":279.0,"tick":"no_change","last_trade_price":279.0,"last_trade_time":"2026-02-18T15:53:35","percent_change":-3.72671,"prev_day_close":282.449996948242},{"option":"SPXW261231C06505000","bid":794.4,"bid_size":1.0,"ask":797.0,"ask_size":1.0,"iv":0.208,"open_interest":0.0,"volume":0.0,"delta":0.6909,"gamma":0.0003,"vega":22.3656,"theta":-0.645,"rho":34.1478,"theo":795.2064,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":809.0},{"option":"SPXW261231P06505000","bid":289.9,"bid_size":8.0,"ask":292.2,"ask_size":8.0,"iv":0.208,"open_interest":1.0,"volume":0.0,"delta":-0.3109,"gamma":0.0003,"vega":22.3656,"theta":-0.7029,"rho":-20.9084,"theo":290.6022,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":273.05,"last_trade_time":"2026-01-08T12:10:15","percent_change":0.0,"prev_day_close":283.650009155273},{"option":"SPXW261231C06510000","bid":790.7,"bid_size":1.0,"ask":793.4,"ask_size":1.0,"iv":0.2076,"open_interest":0.0,"volume":0.0,"delta":0.6896,"gamma":0.0003,"vega":22.4039,"theta":-0.6457,"rho":34.1046,"theo":791.5746,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":805.349975585938},{"option":"SPXW261231P06510000","bid":291.1,"bid_size":8.0,"ask":293.4,"ask_size":16.0,"iv":0.2077,"open_interest":1.0,"volume":0.0,"delta":-0.3121,"gamma":0.0003,"vega":22.4039,"theta":-0.703,"rho":-20.9937,"theo":291.8055,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":286.32,"last_trade_time":"2026-01-02T16:00:07","percent_change":0.0,"prev_day_close":284.800003051758},{"option":"SPXW261231C06515000","bid":787.2,"bid_size":1.0,"ask":789.8,"ask_size":1.0,"iv":0.2074,"open_interest":0.0,"volume":0.0,"delta":0.6884,"gamma":0.0003,"vega":22.4421,"theta":-0.6464,"rho":34.061,"theo":787.9475,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":801.700012207031},{"option":"SPXW261231P06515000","bid":292.3,"bid_size":8.0,"ask":294.6,"ask_size":8.0,"iv":0.2074,"open_interest":0.0,"volume":0.0,"delta":-0.3134,"gamma":0.0003,"vega":22.4421,"theta":-0.7032,"rho":-21.0793,"theo":293.0136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":286.0},{"option":"SPXW261231C06520000","bid":783.6,"bid_size":1.0,"ask":786.1,"ask_size":1.0,"iv":0.2071,"open_interest":0.0,"volume":0.0,"delta":0.6871,"gamma":0.0003,"vega":22.4803,"theta":-0.6471,"rho":34.017,"theo":784.3252,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.049987792969},{"option":"SPXW261231P06520000","bid":293.5,"bid_size":8.0,"ask":295.8,"ask_size":16.0,"iv":0.2071,"open_interest":2.0,"volume":0.0,"delta":-0.3146,"gamma":0.0003,"vega":22.4803,"theta":-0.7033,"rho":-21.1654,"theo":294.2264,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":288.62,"last_trade_time":"2026-01-02T16:00:07","percent_change":0.0,"prev_day_close":287.150009155273},{"option":"SPXW261231C06525000","bid":779.9,"bid_size":1.0,"ask":782.5,"ask_size":1.0,"iv":0.2068,"open_interest":1.0,"volume":0.0,"delta":0.6858,"gamma":0.0003,"vega":22.5183,"theta":-0.6477,"rho":33.9726,"theo":780.7077,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":844.98,"last_trade_time":"2026-01-22T11:48:29","percent_change":0.0,"prev_day_close":794.399993896484},{"option":"SPXW261231P06525000","bid":294.8,"bid_size":8.0,"ask":297.0,"ask_size":16.0,"iv":0.2068,"open_interest":6.0,"volume":0.0,"delta":-0.3159,"gamma":0.0003,"vega":22.5183,"theta":-0.7034,"rho":-21.2519,"theo":295.4441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.9,"last_trade_time":"2026-02-04T12:10:45","percent_change":0.0,"prev_day_close":288.349990844727},{"option":"SPXW261231C06530000","bid":776.3,"bid_size":1.0,"ask":778.9,"ask_size":1.0,"iv":0.2066,"open_interest":0.0,"volume":0.0,"delta":0.6846,"gamma":0.0003,"vega":22.5561,"theta":-0.6484,"rho":33.9277,"theo":777.095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":790.799987792969},{"option":"SPXW261231P06530000","bid":296.0,"bid_size":8.0,"ask":298.2,"ask_size":16.0,"iv":0.2065,"open_interest":31.0,"volume":0.0,"delta":-0.3172,"gamma":0.0003,"vega":22.5561,"theta":-0.7035,"rho":-21.3389,"theo":296.6665,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":294.47,"last_trade_time":"2026-01-21T10:01:55","percent_change":0.0,"prev_day_close":289.550003051758},{"option":"SPXW261231C06535000","bid":772.7,"bid_size":1.0,"ask":775.3,"ask_size":1.0,"iv":0.2063,"open_interest":0.0,"volume":0.0,"delta":0.6833,"gamma":0.0003,"vega":22.5939,"theta":-0.649,"rho":33.8825,"theo":773.4872,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":787.100006103516},{"option":"SPXW261231P06535000","bid":297.2,"bid_size":8.0,"ask":299.5,"ask_size":8.0,"iv":0.2062,"open_interest":0.0,"volume":0.0,"delta":-0.3184,"gamma":0.0003,"vega":22.5939,"theta":-0.7036,"rho":-21.4262,"theo":297.8939,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":290.75},{"option":"SPXW261231C06540000","bid":769.1,"bid_size":1.0,"ask":771.7,"ask_size":1.0,"iv":0.2059,"open_interest":0.0,"volume":0.0,"delta":0.682,"gamma":0.0003,"vega":22.6315,"theta":-0.6497,"rho":33.8368,"theo":769.8843,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":783.5},{"option":"SPXW261231P06540000","bid":298.4,"bid_size":8.0,"ask":300.7,"ask_size":16.0,"iv":0.2059,"open_interest":3.0,"volume":0.0,"delta":-0.3197,"gamma":0.0003,"vega":22.6315,"theta":-0.7037,"rho":-21.514,"theo":299.1261,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":297.77,"last_trade_time":"2026-01-21T09:59:07","percent_change":0.0,"prev_day_close":291.949996948242},{"option":"SPXW261231C06545000","bid":765.5,"bid_size":1.0,"ask":768.1,"ask_size":1.0,"iv":0.2057,"open_interest":60.0,"volume":0.0,"delta":0.6807,"gamma":0.0003,"vega":22.669,"theta":-0.6503,"rho":33.7907,"theo":766.2863,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":825.05,"last_trade_time":"2025-12-30T13:59:13","percent_change":0.0,"prev_day_close":779.899993896484},{"option":"SPXW261231P06545000","bid":299.7,"bid_size":8.0,"ask":302.0,"ask_size":8.0,"iv":0.2057,"open_interest":0.0,"volume":0.0,"delta":-0.321,"gamma":0.0003,"vega":22.669,"theta":-0.7038,"rho":-21.6021,"theo":300.3633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":293.150009155273},{"option":"SPXW261231C06550000","bid":761.9,"bid_size":1.0,"ask":764.5,"ask_size":1.0,"iv":0.2054,"open_interest":0.0,"volume":0.0,"delta":0.6794,"gamma":0.0003,"vega":22.7062,"theta":-0.6509,"rho":33.7443,"theo":762.6932,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":776.299987792969},{"option":"SPXW261231P06550000","bid":300.9,"bid_size":8.0,"ask":303.2,"ask_size":16.0,"iv":0.2054,"open_interest":150.0,"volume":0.0,"delta":-0.3223,"gamma":0.0003,"vega":22.7062,"theta":-0.7038,"rho":-21.6906,"theo":301.6053,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":293.6,"last_trade_time":"2026-02-03T13:29:16","percent_change":0.0,"prev_day_close":294.349990844727},{"option":"SPXW261231C06555000","bid":758.3,"bid_size":1.0,"ask":760.9,"ask_size":1.0,"iv":0.2051,"open_interest":0.0,"volume":0.0,"delta":0.6782,"gamma":0.0003,"vega":22.7434,"theta":-0.6516,"rho":33.6975,"theo":759.1051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":772.600006103516},{"option":"SPXW261231P06555000","bid":302.1,"bid_size":8.0,"ask":304.4,"ask_size":8.0,"iv":0.205,"open_interest":0.0,"volume":0.0,"delta":-0.3236,"gamma":0.0003,"vega":22.7434,"theta":-0.7039,"rho":-21.7795,"theo":302.8524,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":295.600006103516},{"option":"SPXW261231C06560000","bid":754.8,"bid_size":1.0,"ask":757.3,"ask_size":1.0,"iv":0.2048,"open_interest":10.0,"volume":0.0,"delta":0.6768,"gamma":0.0003,"vega":22.7803,"theta":-0.6522,"rho":33.6503,"theo":755.522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":820.47,"last_trade_time":"2026-01-06T11:36:21","percent_change":0.0,"prev_day_close":769.0},{"option":"SPXW261231P06560000","bid":303.4,"bid_size":8.0,"ask":305.7,"ask_size":15.0,"iv":0.2048,"open_interest":13.0,"volume":0.0,"delta":-0.3249,"gamma":0.0003,"vega":22.7803,"theta":-0.704,"rho":-21.8688,"theo":304.1044,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":286.18,"last_trade_time":"2026-01-06T11:37:00","percent_change":0.0,"prev_day_close":296.800003051758},{"option":"SPXW261231C06565000","bid":751.2,"bid_size":1.0,"ask":753.8,"ask_size":1.0,"iv":0.2045,"open_interest":0.0,"volume":0.0,"delta":0.6756,"gamma":0.0003,"vega":22.8171,"theta":-0.6527,"rho":33.6027,"theo":751.9439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":765.399993896484},{"option":"SPXW261231P06565000","bid":304.6,"bid_size":8.0,"ask":307.0,"ask_size":8.0,"iv":0.2045,"open_interest":0.0,"volume":0.0,"delta":-0.3262,"gamma":0.0003,"vega":22.8171,"theta":-0.704,"rho":-21.9584,"theo":305.3615,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":298.050003051758},{"option":"SPXW261231C06570000","bid":747.5,"bid_size":1.0,"ask":750.2,"ask_size":1.0,"iv":0.2041,"open_interest":0.0,"volume":0.0,"delta":0.6742,"gamma":0.0003,"vega":22.8537,"theta":-0.6533,"rho":33.5551,"theo":748.3708,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":761.75},{"option":"SPXW261231P06570000","bid":305.9,"bid_size":8.0,"ask":308.3,"ask_size":15.0,"iv":0.2042,"open_interest":50.0,"volume":0.0,"delta":-0.3275,"gamma":0.0003,"vega":22.8537,"theta":-0.704,"rho":-22.0481,"theo":306.6235,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":278.49,"last_trade_time":"2026-01-13T13:52:41","percent_change":0.0,"prev_day_close":299.25},{"option":"SPXW261231C06575000","bid":744.0,"bid_size":1.0,"ask":746.6,"ask_size":1.0,"iv":0.204,"open_interest":2.0,"volume":0.0,"delta":0.6729,"gamma":0.0003,"vega":22.8901,"theta":-0.6539,"rho":33.5071,"theo":744.8028,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":831.03,"last_trade_time":"2026-01-30T10:43:13","percent_change":0.0,"prev_day_close":758.150024414062},{"option":"SPXW261231P06575000","bid":307.2,"bid_size":8.0,"ask":309.5,"ask_size":15.0,"iv":0.2039,"open_interest":5.0,"volume":0.0,"delta":-0.3288,"gamma":0.0003,"vega":22.8901,"theta":-0.704,"rho":-22.1382,"theo":307.8906,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.86,"last_trade_time":"2025-12-31T11:55:28","percent_change":0.0,"prev_day_close":300.5},{"option":"SPXW261231C06580000","bid":740.5,"bid_size":1.0,"ask":743.1,"ask_size":1.0,"iv":0.2036,"open_interest":10.0,"volume":0.0,"delta":0.6716,"gamma":0.0003,"vega":22.9263,"theta":-0.6545,"rho":33.4586,"theo":741.2398,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":805.87,"last_trade_time":"2026-01-06T11:36:21","percent_change":0.0,"prev_day_close":754.600006103516},{"option":"SPXW261231P06580000","bid":308.5,"bid_size":8.0,"ask":310.8,"ask_size":15.0,"iv":0.2036,"open_interest":14.0,"volume":0.0,"delta":-0.3301,"gamma":0.0003,"vega":22.9263,"theta":-0.704,"rho":-22.2287,"theo":309.1628,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":298.28,"last_trade_time":"2026-02-03T12:45:38","percent_change":0.0,"prev_day_close":301.699996948242},{"option":"SPXW261231C06585000","bid":736.9,"bid_size":1.0,"ask":739.5,"ask_size":1.0,"iv":0.2033,"open_interest":0.0,"volume":0.0,"delta":0.6703,"gamma":0.0003,"vega":22.9623,"theta":-0.655,"rho":33.41,"theo":737.6819,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.0},{"option":"SPXW261231P06585000","bid":309.7,"bid_size":8.0,"ask":312.1,"ask_size":8.0,"iv":0.2033,"open_interest":0.0,"volume":0.0,"delta":-0.3314,"gamma":0.0003,"vega":22.9623,"theta":-0.704,"rho":-22.3195,"theo":310.4401,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":303.0},{"option":"SPXW261231C06590000","bid":733.4,"bid_size":1.0,"ask":735.9,"ask_size":1.0,"iv":0.203,"open_interest":0.0,"volume":0.0,"delta":0.669,"gamma":0.0003,"vega":22.9981,"theta":-0.6556,"rho":33.361,"theo":734.1291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":747.450012207031},{"option":"SPXW261231P06590000","bid":311.0,"bid_size":8.0,"ask":313.3,"ask_size":15.0,"iv":0.203,"open_interest":2.0,"volume":0.0,"delta":-0.3328,"gamma":0.0003,"vega":22.9981,"theta":-0.704,"rho":-22.4105,"theo":311.7224,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":279.61,"last_trade_time":"2026-01-26T16:01:44","percent_change":0.0,"prev_day_close":304.199996948242},{"option":"SPXW261231C06595000","bid":729.8,"bid_size":1.0,"ask":732.4,"ask_size":1.0,"iv":0.2028,"open_interest":2.0,"volume":0.0,"delta":0.6676,"gamma":0.0003,"vega":23.0337,"theta":-0.6561,"rho":33.3119,"theo":730.5814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":788.99,"last_trade_time":"2025-12-30T13:50:00","percent_change":0.0,"prev_day_close":743.899993896484},{"option":"SPXW261231P06595000","bid":312.3,"bid_size":8.0,"ask":314.6,"ask_size":8.0,"iv":0.2028,"open_interest":54.0,"volume":0.0,"delta":-0.3341,"gamma":0.0003,"vega":23.0337,"theta":-0.704,"rho":-22.5018,"theo":313.0099,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":284.14,"last_trade_time":"2026-01-13T13:52:41","percent_change":0.0,"prev_day_close":305.5},{"option":"SPXW261231C06600000","bid":726.3,"bid_size":1.0,"ask":728.9,"ask_size":1.0,"iv":0.2025,"open_interest":31.0,"volume":0.0,"delta":0.6663,"gamma":0.0003,"vega":23.069,"theta":-0.6566,"rho":33.2625,"theo":727.0389,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":830.47,"last_trade_time":"2026-01-27T12:16:45","percent_change":0.0,"prev_day_close":740.299987792969},{"option":"SPXW261231P06600000","bid":313.6,"bid_size":8.0,"ask":315.9,"ask_size":15.0,"iv":0.2024,"open_interest":502.0,"volume":0.0,"delta":-0.3354,"gamma":0.0003,"vega":23.069,"theta":-0.704,"rho":-22.5932,"theo":314.3025,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":280.57,"last_trade_time":"2026-02-09T13:03:29","percent_change":0.0,"prev_day_close":306.75},{"option":"SPXW261231C06605000","bid":722.7,"bid_size":1.0,"ask":725.3,"ask_size":1.0,"iv":0.2022,"open_interest":34.0,"volume":0.0,"delta":0.665,"gamma":0.0003,"vega":23.1041,"theta":-0.6571,"rho":33.2129,"theo":723.5014,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":801.71,"last_trade_time":"2026-01-06T13:14:55","percent_change":0.0,"prev_day_close":736.700012207031},{"option":"SPXW261231P06605000","bid":314.9,"bid_size":8.0,"ask":317.2,"ask_size":8.0,"iv":0.2022,"open_interest":45.0,"volume":0.0,"delta":-0.3368,"gamma":0.0003,"vega":23.1041,"theta":-0.7039,"rho":-22.6849,"theo":315.6002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.89,"last_trade_time":"2026-01-12T14:30:58","percent_change":0.0,"prev_day_close":308.0},{"option":"SPXW261231C06610000","bid":719.2,"bid_size":1.0,"ask":721.8,"ask_size":1.0,"iv":0.2019,"open_interest":50.0,"volume":0.0,"delta":0.6636,"gamma":0.0003,"vega":23.139,"theta":-0.6576,"rho":33.1631,"theo":719.9692,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":762.83,"last_trade_time":"2026-01-02T09:55:58","percent_change":0.0,"prev_day_close":733.25},{"option":"SPXW261231P06610000","bid":316.2,"bid_size":8.0,"ask":318.5,"ask_size":15.0,"iv":0.2019,"open_interest":18.0,"volume":0.0,"delta":-0.3381,"gamma":0.0003,"vega":23.139,"theta":-0.7038,"rho":-22.7768,"theo":316.9031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.27,"last_trade_time":"2026-01-26T16:01:44","percent_change":0.0,"prev_day_close":309.300003051758},{"option":"SPXW261231C06615000","bid":715.7,"bid_size":1.0,"ask":718.3,"ask_size":1.0,"iv":0.2016,"open_interest":9.0,"volume":0.0,"delta":0.6623,"gamma":0.0003,"vega":23.1736,"theta":-0.6581,"rho":33.1131,"theo":716.4421,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":791.9,"last_trade_time":"2025-12-26T12:28:41","percent_change":0.0,"prev_day_close":729.549987792969},{"option":"SPXW261231P06615000","bid":317.5,"bid_size":8.0,"ask":319.8,"ask_size":8.0,"iv":0.2016,"open_interest":0.0,"volume":0.0,"delta":-0.3395,"gamma":0.0003,"vega":23.1736,"theta":-0.7038,"rho":-22.8688,"theo":318.2111,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":310.600006103516},{"option":"SPXW261231C06620000","bid":712.2,"bid_size":1.0,"ask":714.8,"ask_size":1.0,"iv":0.2013,"open_interest":0.0,"volume":0.0,"delta":0.6609,"gamma":0.0003,"vega":23.208,"theta":-0.6586,"rho":33.0629,"theo":712.9202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":726.049987792969},{"option":"SPXW261231P06620000","bid":318.8,"bid_size":8.0,"ask":321.2,"ask_size":15.0,"iv":0.2013,"open_interest":2.0,"volume":0.0,"delta":-0.3408,"gamma":0.0003,"vega":23.208,"theta":-0.7037,"rho":-22.9611,"theo":319.5244,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":299.17,"last_trade_time":"2025-12-24T09:47:13","percent_change":0.0,"prev_day_close":311.850006103516},{"option":"SPXW261231C06625000","bid":708.7,"bid_size":1.0,"ask":711.2,"ask_size":1.0,"iv":0.201,"open_interest":14.0,"volume":0.0,"delta":0.6596,"gamma":0.0003,"vega":23.2422,"theta":-0.659,"rho":33.0126,"theo":709.4034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":728.36,"last_trade_time":"2026-01-20T09:45:57","percent_change":0.0,"prev_day_close":722.5},{"option":"SPXW261231P06625000","bid":320.1,"bid_size":8.0,"ask":322.5,"ask_size":15.0,"iv":0.201,"open_interest":27.0,"volume":0.0,"delta":-0.3422,"gamma":0.0003,"vega":23.2422,"theta":-0.7036,"rho":-23.0535,"theo":320.8428,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":351.26,"last_trade_time":"2026-02-17T10:33:46","percent_change":0.0,"prev_day_close":313.100006103516},{"option":"SPXW261231C06630000","bid":705.2,"bid_size":1.0,"ask":707.7,"ask_size":1.0,"iv":0.2008,"open_interest":2.0,"volume":0.0,"delta":0.6582,"gamma":0.0003,"vega":23.2762,"theta":-0.6595,"rho":32.962,"theo":705.8919,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":738.16,"last_trade_time":"2026-01-02T09:33:21","percent_change":0.0,"prev_day_close":719.0},{"option":"SPXW261231P06630000","bid":321.5,"bid_size":8.0,"ask":323.8,"ask_size":15.0,"iv":0.2008,"open_interest":2.0,"volume":0.0,"delta":-0.3436,"gamma":0.0003,"vega":23.2762,"theta":-0.7035,"rho":-23.1461,"theo":322.1664,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":302.2,"last_trade_time":"2026-01-06T11:59:49","percent_change":0.0,"prev_day_close":314.399993896484},{"option":"SPXW261231C06635000","bid":701.7,"bid_size":2.0,"ask":704.2,"ask_size":2.0,"iv":0.2004,"open_interest":0.0,"volume":0.0,"delta":0.6568,"gamma":0.0003,"vega":23.3098,"theta":-0.6599,"rho":32.9113,"theo":702.3855,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":715.399993896484},{"option":"SPXW261231P06635000","bid":322.8,"bid_size":8.0,"ask":325.2,"ask_size":8.0,"iv":0.2004,"open_interest":3.0,"volume":0.0,"delta":-0.3449,"gamma":0.0003,"vega":23.3098,"theta":-0.7034,"rho":-23.2389,"theo":323.4952,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":284.9,"last_trade_time":"2026-01-12T14:00:01","percent_change":0.0,"prev_day_close":315.75},{"option":"SPXW261231C06640000","bid":698.2,"bid_size":5.0,"ask":700.7,"ask_size":5.0,"iv":0.2002,"open_interest":40.0,"volume":0.0,"delta":0.6554,"gamma":0.0003,"vega":23.3433,"theta":-0.6604,"rho":32.8604,"theo":698.8844,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":730.33,"last_trade_time":"2026-01-02T09:34:05","percent_change":0.0,"prev_day_close":711.899993896484},{"option":"SPXW261231P06640000","bid":324.2,"bid_size":7.0,"ask":326.5,"ask_size":14.0,"iv":0.2002,"open_interest":2.0,"volume":0.0,"delta":-0.3463,"gamma":0.0003,"vega":23.3433,"theta":-0.7033,"rho":-23.3319,"theo":324.8292,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.86,"last_trade_time":"2026-02-04T13:26:44","percent_change":0.0,"prev_day_close":317.050003051758},{"option":"SPXW261231C06645000","bid":694.7,"bid_size":2.0,"ask":697.3,"ask_size":2.0,"iv":0.1999,"open_interest":1.0,"volume":0.0,"delta":0.6541,"gamma":0.0003,"vega":23.3765,"theta":-0.6608,"rho":32.8093,"theo":695.3885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":713.2,"last_trade_time":"2026-02-04T12:27:04","percent_change":0.0,"prev_day_close":708.399993896484},{"option":"SPXW261231P06645000","bid":325.5,"bid_size":7.0,"ask":327.8,"ask_size":7.0,"iv":0.1998,"open_interest":82.0,"volume":0.0,"delta":-0.3477,"gamma":0.0003,"vega":23.3765,"theta":-0.7032,"rho":-23.4251,"theo":326.1685,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":294.35,"last_trade_time":"2026-01-09T10:34:30","percent_change":0.0,"prev_day_close":318.350006103516},{"option":"SPXW261231C06650000","bid":691.2,"bid_size":5.0,"ask":693.8,"ask_size":5.0,"iv":0.1995,"open_interest":7.0,"volume":0.0,"delta":0.6527,"gamma":0.0003,"vega":23.4095,"theta":-0.6612,"rho":32.7581,"theo":691.8979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":751.83,"last_trade_time":"2026-01-29T12:02:50","percent_change":0.0,"prev_day_close":704.899993896484},{"option":"SPXW261231P06650000","bid":326.9,"bid_size":7.0,"ask":329.2,"ask_size":14.0,"iv":0.1996,"open_interest":22.0,"volume":1.0,"delta":-0.3491,"gamma":0.0003,"vega":23.4095,"theta":-0.703,"rho":-23.5184,"theo":327.513,"change":-13.2,"open":315.1,"high":315.1,"low":315.1,"tick":"up","last_trade_price":315.1,"last_trade_time":"2026-02-18T10:01:28","percent_change":-4.02071,"prev_day_close":319.649993896484},{"option":"SPXW261231C06655000","bid":687.7,"bid_size":2.0,"ask":690.3,"ask_size":2.0,"iv":0.1993,"open_interest":0.0,"volume":0.0,"delta":0.6513,"gamma":0.0003,"vega":23.4423,"theta":-0.6616,"rho":32.7066,"theo":688.4125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":701.399993896484},{"option":"SPXW261231P06655000","bid":328.2,"bid_size":7.0,"ask":330.6,"ask_size":7.0,"iv":0.1993,"open_interest":6.0,"volume":0.0,"delta":-0.3504,"gamma":0.0003,"vega":23.4423,"theta":-0.7029,"rho":-23.612,"theo":328.8627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":307.66,"last_trade_time":"2026-01-08T15:52:32","percent_change":0.0,"prev_day_close":321.0},{"option":"SPXW261231C06660000","bid":684.3,"bid_size":5.0,"ask":686.8,"ask_size":5.0,"iv":0.199,"open_interest":0.0,"volume":0.0,"delta":0.6499,"gamma":0.0003,"vega":23.4748,"theta":-0.662,"rho":32.6549,"theo":684.9323,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":697.899993896484},{"option":"SPXW261231P06660000","bid":329.6,"bid_size":7.0,"ask":332.0,"ask_size":14.0,"iv":0.199,"open_interest":92.0,"volume":0.0,"delta":-0.3518,"gamma":0.0003,"vega":23.4748,"theta":-0.7027,"rho":-23.7057,"theo":330.2177,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":303.92,"last_trade_time":"2025-12-26T09:50:21","percent_change":0.0,"prev_day_close":322.399993896484},{"option":"SPXW261231C06665000","bid":680.8,"bid_size":2.0,"ask":683.4,"ask_size":2.0,"iv":0.1987,"open_interest":4.0,"volume":0.0,"delta":0.6485,"gamma":0.0003,"vega":23.5071,"theta":-0.6624,"rho":32.603,"theo":681.4575,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":715.32,"last_trade_time":"2026-01-02T09:43:47","percent_change":0.0,"prev_day_close":694.399993896484},{"option":"SPXW261231P06665000","bid":331.0,"bid_size":7.0,"ask":333.3,"ask_size":7.0,"iv":0.1987,"open_interest":2.0,"volume":0.0,"delta":-0.3532,"gamma":0.0003,"vega":23.5071,"theta":-0.7025,"rho":-23.7997,"theo":331.578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":336.07,"last_trade_time":"2026-02-04T13:23:27","percent_change":0.0,"prev_day_close":323.649993896484},{"option":"SPXW261231C06670000","bid":677.4,"bid_size":5.0,"ask":679.9,"ask_size":5.0,"iv":0.1985,"open_interest":0.0,"volume":0.0,"delta":0.6471,"gamma":0.0003,"vega":23.5392,"theta":-0.6627,"rho":32.5508,"theo":677.988,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":690.899993896484},{"option":"SPXW261231P06670000","bid":332.3,"bid_size":7.0,"ask":334.7,"ask_size":14.0,"iv":0.1984,"open_interest":4.0,"volume":0.0,"delta":-0.3546,"gamma":0.0003,"vega":23.5392,"theta":-0.7023,"rho":-23.894,"theo":332.9436,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":300.33,"last_trade_time":"2026-01-09T10:32:25","percent_change":0.0,"prev_day_close":325.0},{"option":"SPXW261231C06675000","bid":673.9,"bid_size":6.0,"ask":676.4,"ask_size":6.0,"iv":0.1982,"open_interest":4.0,"volume":0.0,"delta":0.6457,"gamma":0.0003,"vega":23.571,"theta":-0.6631,"rho":32.4984,"theo":674.5237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":701.92,"last_trade_time":"2026-01-02T10:17:35","percent_change":0.0,"prev_day_close":687.399993896484},{"option":"SPXW261231P06675000","bid":333.7,"bid_size":7.0,"ask":336.1,"ask_size":14.0,"iv":0.1982,"open_interest":5.0,"volume":0.0,"delta":-0.356,"gamma":0.0003,"vega":23.571,"theta":-0.7021,"rho":-23.9884,"theo":334.3146,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":296.18,"last_trade_time":"2026-01-28T10:31:21","percent_change":0.0,"prev_day_close":326.350006103516},{"option":"SPXW261231C06680000","bid":670.4,"bid_size":6.0,"ask":673.0,"ask_size":6.0,"iv":0.1979,"open_interest":2.0,"volume":0.0,"delta":0.6443,"gamma":0.0003,"vega":23.6027,"theta":-0.6634,"rho":32.4458,"theo":671.0649,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":714.01,"last_trade_time":"2026-01-02T09:58:56","percent_change":0.0,"prev_day_close":683.899993896484},{"option":"SPXW261231P06680000","bid":335.1,"bid_size":7.0,"ask":337.5,"ask_size":14.0,"iv":0.1979,"open_interest":0.0,"volume":0.0,"delta":-0.3574,"gamma":0.0003,"vega":23.6027,"theta":-0.7019,"rho":-24.0832,"theo":335.6908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":327.699996948242},{"option":"SPXW261231C06685000","bid":667.0,"bid_size":2.0,"ask":669.5,"ask_size":2.0,"iv":0.1976,"open_interest":0.0,"volume":0.0,"delta":0.6429,"gamma":0.0003,"vega":23.6341,"theta":-0.6638,"rho":32.3928,"theo":667.6113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":680.399993896484},{"option":"SPXW261231P06685000","bid":336.4,"bid_size":7.0,"ask":338.8,"ask_size":7.0,"iv":0.1975,"open_interest":3.0,"volume":0.0,"delta":-0.3588,"gamma":0.0003,"vega":23.6341,"theta":-0.7017,"rho":-24.1782,"theo":337.0725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":318.77,"last_trade_time":"2026-01-05T11:20:06","percent_change":0.0,"prev_day_close":329.050003051758},{"option":"SPXW261231C06690000","bid":663.5,"bid_size":6.0,"ask":666.1,"ask_size":6.0,"iv":0.1972,"open_interest":0.0,"volume":0.0,"delta":0.6415,"gamma":0.0003,"vega":23.6653,"theta":-0.6641,"rho":32.3395,"theo":664.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":676.949981689453},{"option":"SPXW261231P06690000","bid":337.8,"bid_size":7.0,"ask":340.2,"ask_size":14.0,"iv":0.1973,"open_interest":1.0,"volume":0.0,"delta":-0.3603,"gamma":0.0003,"vega":23.6653,"theta":-0.7015,"rho":-24.2736,"theo":338.4595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":320.02,"last_trade_time":"2026-01-05T11:20:06","percent_change":0.0,"prev_day_close":330.449996948242},{"option":"SPXW261231C06695000","bid":660.1,"bid_size":2.0,"ask":662.6,"ask_size":2.0,"iv":0.197,"open_interest":1.0,"volume":0.0,"delta":0.64,"gamma":0.0003,"vega":23.6963,"theta":-0.6644,"rho":32.2859,"theo":660.7205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":772.07,"last_trade_time":"2026-01-28T10:34:26","percent_change":0.0,"prev_day_close":673.5},{"option":"SPXW261231P06695000","bid":339.2,"bid_size":7.0,"ask":341.6,"ask_size":7.0,"iv":0.197,"open_interest":200.0,"volume":0.0,"delta":-0.3617,"gamma":0.0003,"vega":23.6963,"theta":-0.7012,"rho":-24.3692,"theo":339.8519,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":302.38,"last_trade_time":"2026-01-09T12:30:52","percent_change":0.0,"prev_day_close":331.800003051758},{"option":"SPXW261231C06700000","bid":656.6,"bid_size":6.0,"ask":659.2,"ask_size":6.0,"iv":0.1967,"open_interest":27.0,"volume":0.0,"delta":0.6386,"gamma":0.0003,"vega":23.727,"theta":-0.6647,"rho":32.232,"theo":657.2831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":651.97,"last_trade_time":"2026-02-13T10:59:14","percent_change":0.0,"prev_day_close":669.950012207031},{"option":"SPXW261231P06700000","bid":340.6,"bid_size":7.0,"ask":343.0,"ask_size":14.0,"iv":0.1967,"open_interest":260.0,"volume":0.0,"delta":-0.3631,"gamma":0.0003,"vega":23.727,"theta":-0.701,"rho":-24.4653,"theo":341.2497,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":349.3,"last_trade_time":"2026-02-13T10:30:15","percent_change":0.0,"prev_day_close":333.149993896484},{"option":"SPXW261231C06705000","bid":653.2,"bid_size":2.0,"ask":655.7,"ask_size":2.0,"iv":0.1964,"open_interest":0.0,"volume":0.0,"delta":0.6372,"gamma":0.0003,"vega":23.7576,"theta":-0.665,"rho":32.1776,"theo":653.8513,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":666.5},{"option":"SPXW261231P06705000","bid":342.0,"bid_size":7.0,"ask":344.4,"ask_size":7.0,"iv":0.1964,"open_interest":2.0,"volume":0.0,"delta":-0.3646,"gamma":0.0003,"vega":23.7576,"theta":-0.7007,"rho":-24.5617,"theo":342.653,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":340.33,"last_trade_time":"2026-02-12T14:34:11","percent_change":0.0,"prev_day_close":334.5},{"option":"SPXW261231C06710000","bid":649.7,"bid_size":6.0,"ask":652.3,"ask_size":6.0,"iv":0.1961,"open_interest":0.0,"volume":0.0,"delta":0.6357,"gamma":0.0003,"vega":23.788,"theta":-0.6653,"rho":32.1229,"theo":650.425,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":663.100006103516},{"option":"SPXW261231P06710000","bid":343.4,"bid_size":7.0,"ask":345.8,"ask_size":14.0,"iv":0.1961,"open_interest":0.0,"volume":0.0,"delta":-0.366,"gamma":0.0003,"vega":23.788,"theta":-0.7004,"rho":-24.6585,"theo":344.0618,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":335.899993896484},{"option":"SPXW261231C06715000","bid":646.3,"bid_size":2.0,"ask":648.9,"ask_size":2.0,"iv":0.1958,"open_interest":0.0,"volume":0.0,"delta":0.6343,"gamma":0.0003,"vega":23.8182,"theta":-0.6656,"rho":32.0678,"theo":647.0041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":659.600006103516},{"option":"SPXW261231P06715000","bid":344.8,"bid_size":7.0,"ask":347.2,"ask_size":7.0,"iv":0.1958,"open_interest":2.0,"volume":0.0,"delta":-0.3674,"gamma":0.0003,"vega":23.8182,"theta":-0.7002,"rho":-24.7557,"theo":345.4761,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":354.09,"last_trade_time":"2026-02-05T14:23:51","percent_change":0.0,"prev_day_close":337.25},{"option":"SPXW261231C06720000","bid":642.9,"bid_size":6.0,"ask":645.4,"ask_size":6.0,"iv":0.1956,"open_interest":1.0,"volume":0.0,"delta":0.6328,"gamma":0.0003,"vega":23.8481,"theta":-0.6658,"rho":32.0122,"theo":643.5888,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":712.26,"last_trade_time":"2026-01-29T12:35:57","percent_change":0.0,"prev_day_close":656.149993896484},{"option":"SPXW261231P06720000","bid":346.2,"bid_size":7.0,"ask":348.6,"ask_size":14.0,"iv":0.1955,"open_interest":1.0,"volume":0.0,"delta":-0.3689,"gamma":0.0003,"vega":23.8481,"theta":-0.6999,"rho":-24.8533,"theo":346.896,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":325.76,"last_trade_time":"2026-02-12T10:53:49","percent_change":0.0,"prev_day_close":338.649993896484},{"option":"SPXW261231C06725000","bid":639.5,"bid_size":6.0,"ask":642.0,"ask_size":6.0,"iv":0.1952,"open_interest":1.0,"volume":0.0,"delta":0.6314,"gamma":0.0003,"vega":23.8779,"theta":-0.6661,"rho":31.9562,"theo":640.1791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":656.77,"last_trade_time":"2026-02-12T13:56:02","percent_change":0.0,"prev_day_close":652.700012207031},{"option":"SPXW261231P06725000","bid":347.6,"bid_size":7.0,"ask":350.0,"ask_size":13.0,"iv":0.1952,"open_interest":87.0,"volume":0.0,"delta":-0.3704,"gamma":0.0003,"vega":23.8779,"theta":-0.6995,"rho":-24.9514,"theo":348.3215,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.0,"last_trade_time":"2026-02-12T13:28:26","percent_change":0.0,"prev_day_close":340.050003051758},{"option":"SPXW261231C06730000","bid":636.1,"bid_size":6.0,"ask":638.6,"ask_size":6.0,"iv":0.1949,"open_interest":17.0,"volume":0.0,"delta":0.6299,"gamma":0.0003,"vega":23.9074,"theta":-0.6663,"rho":31.8998,"theo":636.7751,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":614.93,"last_trade_time":"2026-02-17T13:16:49","percent_change":0.0,"prev_day_close":649.299987792969},{"option":"SPXW261231P06730000","bid":349.0,"bid_size":7.0,"ask":351.5,"ask_size":13.0,"iv":0.1949,"open_interest":2.0,"volume":0.0,"delta":-0.3718,"gamma":0.0003,"vega":23.9074,"theta":-0.6992,"rho":-25.05,"theo":349.7525,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.04,"last_trade_time":"2025-12-31T14:40:03","percent_change":0.0,"prev_day_close":341.399993896484},{"option":"SPXW261231C06735000","bid":632.7,"bid_size":2.0,"ask":635.2,"ask_size":2.0,"iv":0.1946,"open_interest":0.0,"volume":0.0,"delta":0.6285,"gamma":0.0003,"vega":23.9367,"theta":-0.6665,"rho":31.8428,"theo":633.3767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":645.850006103516},{"option":"SPXW261231P06735000","bid":350.5,"bid_size":7.0,"ask":352.9,"ask_size":7.0,"iv":0.1946,"open_interest":0.0,"volume":0.0,"delta":-0.3733,"gamma":0.0003,"vega":23.9367,"theta":-0.6989,"rho":-25.149,"theo":351.1893,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":342.800003051758},{"option":"SPXW261231C06740000","bid":629.3,"bid_size":6.0,"ask":631.8,"ask_size":6.0,"iv":0.1943,"open_interest":1.0,"volume":0.0,"delta":0.627,"gamma":0.0003,"vega":23.9658,"theta":-0.6667,"rho":31.7854,"theo":629.984,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":716.79,"last_trade_time":"2026-02-10T09:59:11","percent_change":0.0,"prev_day_close":642.399993896484},{"option":"SPXW261231P06740000","bid":351.9,"bid_size":7.0,"ask":354.3,"ask_size":13.0,"iv":0.1943,"open_interest":1.0,"volume":0.0,"delta":-0.3747,"gamma":0.0003,"vega":23.9658,"theta":-0.6985,"rho":-25.2485,"theo":352.6317,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":329.17,"last_trade_time":"2026-01-08T15:29:48","percent_change":0.0,"prev_day_close":344.25},{"option":"SPXW261231C06745000","bid":625.9,"bid_size":2.0,"ask":628.4,"ask_size":2.0,"iv":0.194,"open_interest":0.0,"volume":0.0,"delta":0.6255,"gamma":0.0003,"vega":23.9947,"theta":-0.6669,"rho":31.7274,"theo":626.597,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":639.0},{"option":"SPXW261231P06745000","bid":353.3,"bid_size":7.0,"ask":355.8,"ask_size":7.0,"iv":0.194,"open_interest":1.0,"volume":0.0,"delta":-0.3762,"gamma":0.0003,"vega":23.9947,"theta":-0.6982,"rho":-25.3485,"theo":354.0799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":332.63,"last_trade_time":"2026-02-06T15:26:29","percent_change":0.0,"prev_day_close":345.649993896484},{"option":"SPXW261231C06750000","bid":622.5,"bid_size":6.0,"ask":625.0,"ask_size":6.0,"iv":0.1937,"open_interest":140.0,"volume":0.0,"delta":0.624,"gamma":0.0003,"vega":24.0234,"theta":-0.6671,"rho":31.669,"theo":623.2158,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":637.02,"last_trade_time":"2026-02-06T10:28:09","percent_change":0.0,"prev_day_close":635.550018310547},{"option":"SPXW261231P06750000","bid":354.8,"bid_size":7.0,"ask":357.2,"ask_size":13.0,"iv":0.1937,"open_interest":114.0,"volume":2.0,"delta":-0.3777,"gamma":0.0003,"vega":24.0234,"theta":-0.6978,"rho":-25.4491,"theo":355.5339,"change":-18.87,"open":337.68,"high":337.68,"low":337.68,"tick":"down","last_trade_price":337.68,"last_trade_time":"2026-02-18T11:49:44","percent_change":-5.29238,"prev_day_close":347.050003051758},{"option":"SPXW261231C06755000","bid":619.1,"bid_size":2.0,"ask":621.6,"ask_size":2.0,"iv":0.1934,"open_interest":0.0,"volume":0.0,"delta":0.6226,"gamma":0.0003,"vega":24.0519,"theta":-0.6673,"rho":31.61,"theo":619.8404,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":632.100006103516},{"option":"SPXW261231P06755000","bid":356.2,"bid_size":7.0,"ask":358.7,"ask_size":7.0,"iv":0.1935,"open_interest":2.0,"volume":0.0,"delta":-0.3792,"gamma":0.0003,"vega":24.0519,"theta":-0.6974,"rho":-25.5501,"theo":356.9936,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":335.28,"last_trade_time":"2026-02-06T15:26:29","percent_change":0.0,"prev_day_close":348.449996948242},{"option":"SPXW261231C06760000","bid":615.7,"bid_size":6.0,"ask":618.3,"ask_size":6.0,"iv":0.1931,"open_interest":0.0,"volume":0.0,"delta":0.6211,"gamma":0.0003,"vega":24.0801,"theta":-0.6674,"rho":31.5505,"theo":616.4709,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":628.700012207031},{"option":"SPXW261231P06760000","bid":357.7,"bid_size":7.0,"ask":360.1,"ask_size":13.0,"iv":0.1931,"open_interest":0.0,"volume":0.0,"delta":-0.3807,"gamma":0.0003,"vega":24.0801,"theta":-0.697,"rho":-25.6517,"theo":358.4593,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":349.899993896484},{"option":"SPXW261231C06765000","bid":612.3,"bid_size":2.0,"ask":614.9,"ask_size":2.0,"iv":0.1928,"open_interest":2.0,"volume":0.0,"delta":0.6196,"gamma":0.0003,"vega":24.1081,"theta":-0.6676,"rho":31.4906,"theo":613.1073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":668.71,"last_trade_time":"2026-01-05T11:19:45","percent_change":0.0,"prev_day_close":625.299987792969},{"option":"SPXW261231P06765000","bid":359.2,"bid_size":7.0,"ask":361.6,"ask_size":7.0,"iv":0.1928,"open_interest":3.0,"volume":0.0,"delta":-0.3822,"gamma":0.0003,"vega":24.1081,"theta":-0.6966,"rho":-25.7537,"theo":359.9308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":356.93,"last_trade_time":"2026-02-17T14:04:27","percent_change":0.0,"prev_day_close":351.350006103516},{"option":"SPXW261231C06770000","bid":609.0,"bid_size":6.0,"ask":611.5,"ask_size":6.0,"iv":0.1925,"open_interest":1.0,"volume":0.0,"delta":0.6181,"gamma":0.0003,"vega":24.1358,"theta":-0.6677,"rho":31.43,"theo":609.7496,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":693.43,"last_trade_time":"2026-02-02T10:06:21","percent_change":0.0,"prev_day_close":621.899993896484},{"option":"SPXW261231P06770000","bid":360.6,"bid_size":7.0,"ask":363.1,"ask_size":13.0,"iv":0.1925,"open_interest":1.0,"volume":0.0,"delta":-0.3836,"gamma":0.0003,"vega":24.1358,"theta":-0.6962,"rho":-25.8563,"theo":361.4083,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":320.93,"last_trade_time":"2026-02-09T11:54:36","percent_change":0.0,"prev_day_close":352.75},{"option":"SPXW261231C06775000","bid":605.6,"bid_size":6.0,"ask":608.2,"ask_size":6.0,"iv":0.1922,"open_interest":51.0,"volume":0.0,"delta":0.6166,"gamma":0.0003,"vega":24.1633,"theta":-0.6678,"rho":31.369,"theo":606.3979,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":672.32,"last_trade_time":"2026-02-11T13:29:55","percent_change":0.0,"prev_day_close":618.550018310547},{"option":"SPXW261231P06775000","bid":362.1,"bid_size":6.0,"ask":364.5,"ask_size":12.0,"iv":0.1922,"open_interest":6.0,"volume":0.0,"delta":-0.3852,"gamma":0.0003,"vega":24.1633,"theta":-0.6958,"rho":-25.9594,"theo":362.8917,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":359.93,"last_trade_time":"2026-02-17T14:04:27","percent_change":0.0,"prev_day_close":354.25},{"option":"SPXW261231C06780000","bid":602.3,"bid_size":6.0,"ask":604.8,"ask_size":6.0,"iv":0.192,"open_interest":0.0,"volume":0.0,"delta":0.6151,"gamma":0.0003,"vega":24.1906,"theta":-0.6679,"rho":31.3076,"theo":603.0522,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":615.200012207031},{"option":"SPXW261231P06780000","bid":363.6,"bid_size":6.0,"ask":366.0,"ask_size":12.0,"iv":0.1919,"open_interest":2.0,"volume":0.0,"delta":-0.3867,"gamma":0.0003,"vega":24.1906,"theta":-0.6953,"rho":-26.063,"theo":364.3812,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":323.58,"last_trade_time":"2026-02-09T11:54:36","percent_change":0.0,"prev_day_close":355.649993896484},{"option":"SPXW261231C06785000","bid":598.9,"bid_size":2.0,"ask":601.5,"ask_size":2.0,"iv":0.1916,"open_interest":1.0,"volume":0.0,"delta":0.6136,"gamma":0.0003,"vega":24.2176,"theta":-0.668,"rho":31.2456,"theo":599.7126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":600.0,"last_trade_time":"2026-02-05T12:40:33","percent_change":0.0,"prev_day_close":611.799987792969},{"option":"SPXW261231P06785000","bid":365.1,"bid_size":6.0,"ask":367.5,"ask_size":6.0,"iv":0.1916,"open_interest":5.0,"volume":0.0,"delta":-0.3882,"gamma":0.0003,"vega":24.2176,"theta":-0.6949,"rho":-26.167,"theo":365.8767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":396.7,"last_trade_time":"2026-02-05T16:03:52","percent_change":0.0,"prev_day_close":357.149993896484},{"option":"SPXW261231C06790000","bid":595.6,"bid_size":6.0,"ask":598.2,"ask_size":6.0,"iv":0.1913,"open_interest":0.0,"volume":0.0,"delta":0.612,"gamma":0.0003,"vega":24.2443,"theta":-0.6681,"rho":31.1831,"theo":596.3791,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":608.399993896484},{"option":"SPXW261231P06790000","bid":366.6,"bid_size":6.0,"ask":369.0,"ask_size":12.0,"iv":0.1913,"open_interest":1.0,"volume":0.0,"delta":-0.3897,"gamma":0.0003,"vega":24.2443,"theta":-0.6944,"rho":-26.2715,"theo":367.3783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":327.0,"last_trade_time":"2026-02-09T13:43:54","percent_change":0.0,"prev_day_close":358.600006103516},{"option":"SPXW261231C06795000","bid":592.3,"bid_size":2.0,"ask":594.8,"ask_size":2.0,"iv":0.1911,"open_interest":2.0,"volume":0.0,"delta":0.6105,"gamma":0.0003,"vega":24.2707,"theta":-0.6682,"rho":31.1202,"theo":593.0517,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":700.39,"last_trade_time":"2026-01-28T10:34:26","percent_change":0.0,"prev_day_close":605.050018310547},{"option":"SPXW261231P06795000","bid":368.1,"bid_size":6.0,"ask":370.5,"ask_size":6.0,"iv":0.191,"open_interest":11.0,"volume":0.0,"delta":-0.3912,"gamma":0.0003,"vega":24.2707,"theta":-0.6939,"rho":-26.3765,"theo":368.8861,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":326.18,"last_trade_time":"2026-02-10T10:10:32","percent_change":0.0,"prev_day_close":360.050003051758},{"option":"SPXW261231C06800000","bid":588.9,"bid_size":6.0,"ask":591.5,"ask_size":6.0,"iv":0.1907,"open_interest":248.0,"volume":0.0,"delta":0.609,"gamma":0.0003,"vega":24.2969,"theta":-0.6682,"rho":31.0569,"theo":589.7305,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":591.38,"last_trade_time":"2026-02-17T14:07:00","percent_change":0.0,"prev_day_close":601.700012207031},{"option":"SPXW261231P06800000","bid":369.6,"bid_size":6.0,"ask":372.0,"ask_size":12.0,"iv":0.1908,"open_interest":453.0,"volume":11.0,"delta":-0.3928,"gamma":0.0003,"vega":24.2969,"theta":-0.6934,"rho":-26.482,"theo":370.4,"change":-19.5,"open":355.1,"high":355.1,"low":352.1,"tick":"down","last_trade_price":352.1,"last_trade_time":"2026-02-18T12:13:56","percent_change":-5.24758,"prev_day_close":361.550003051758},{"option":"SPXW261231C06805000","bid":585.6,"bid_size":2.0,"ask":588.2,"ask_size":2.0,"iv":0.1904,"open_interest":2.0,"volume":0.0,"delta":0.6075,"gamma":0.0003,"vega":24.3227,"theta":-0.6683,"rho":30.9931,"theo":586.4155,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":612.03,"last_trade_time":"2026-01-21T11:06:40","percent_change":0.0,"prev_day_close":598.299987792969},{"option":"SPXW261231P06805000","bid":371.1,"bid_size":6.0,"ask":373.6,"ask_size":6.0,"iv":0.1905,"open_interest":10.0,"volume":2.0,"delta":-0.3943,"gamma":0.0003,"vega":24.3227,"theta":-0.6929,"rho":-26.5878,"theo":371.9202,"change":-11.62,"open":362.28,"high":362.28,"low":361.43,"tick":"down","last_trade_price":361.43,"last_trade_time":"2026-02-18T15:46:29","percent_change":-3.11486,"prev_day_close":363.050003051758},{"option":"SPXW261231C06810000","bid":582.3,"bid_size":6.0,"ask":584.9,"ask_size":6.0,"iv":0.1902,"open_interest":0.0,"volume":0.0,"delta":0.6059,"gamma":0.0003,"vega":24.3483,"theta":-0.6683,"rho":30.929,"theo":583.1067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":595.0},{"option":"SPXW261231P06810000","bid":372.6,"bid_size":6.0,"ask":375.1,"ask_size":12.0,"iv":0.1902,"open_interest":1.0,"volume":10.0,"delta":-0.3958,"gamma":0.0003,"vega":24.3483,"theta":-0.6924,"rho":-26.694,"theo":373.4465,"change":-16.6,"open":358.05,"high":358.05,"low":358.05,"tick":"down","last_trade_price":358.05,"last_trade_time":"2026-02-18T10:04:18","percent_change":-4.4308,"prev_day_close":364.550003051758},{"option":"SPXW261231C06815000","bid":579.0,"bid_size":2.0,"ask":581.6,"ask_size":2.0,"iv":0.1898,"open_interest":0.0,"volume":0.0,"delta":0.6044,"gamma":0.0003,"vega":24.3735,"theta":-0.6683,"rho":30.8648,"theo":579.8042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":591.700012207031},{"option":"SPXW261231P06815000","bid":374.1,"bid_size":6.0,"ask":376.6,"ask_size":6.0,"iv":0.1899,"open_interest":1.0,"volume":0.0,"delta":-0.3974,"gamma":0.0003,"vega":24.3735,"theta":-0.6918,"rho":-26.8002,"theo":374.9792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":333.05,"last_trade_time":"2026-02-09T11:55:38","percent_change":0.0,"prev_day_close":366.050003051758},{"option":"SPXW261231C06820000","bid":575.7,"bid_size":6.0,"ask":578.3,"ask_size":6.0,"iv":0.1896,"open_interest":2.0,"volume":0.0,"delta":0.6028,"gamma":0.0003,"vega":24.3985,"theta":-0.6684,"rho":30.8,"theo":576.508,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":587.67,"last_trade_time":"2026-02-12T11:52:58","percent_change":0.0,"prev_day_close":588.299987792969},{"option":"SPXW261231P06820000","bid":375.7,"bid_size":6.0,"ask":378.2,"ask_size":12.0,"iv":0.1896,"open_interest":14.0,"volume":0.0,"delta":-0.3989,"gamma":0.0003,"vega":24.3985,"theta":-0.6913,"rho":-26.9072,"theo":376.5181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":377.07,"last_trade_time":"2026-02-12T11:52:58","percent_change":0.0,"prev_day_close":367.550003051758},{"option":"SPXW261231C06825000","bid":572.4,"bid_size":6.0,"ask":575.0,"ask_size":6.0,"iv":0.1893,"open_interest":14.0,"volume":0.0,"delta":0.6013,"gamma":0.0003,"vega":24.4231,"theta":-0.6683,"rho":30.7348,"theo":573.218,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":613.08,"last_trade_time":"2025-12-31T13:54:51","percent_change":0.0,"prev_day_close":585.0},{"option":"SPXW261231P06825000","bid":377.2,"bid_size":6.0,"ask":379.7,"ask_size":12.0,"iv":0.1893,"open_interest":24.0,"volume":0.0,"delta":-0.4005,"gamma":0.0003,"vega":24.4231,"theta":-0.6907,"rho":-27.0144,"theo":378.0633,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":409.93,"last_trade_time":"2026-02-17T10:37:19","percent_change":0.0,"prev_day_close":369.050003051758},{"option":"SPXW261231C06830000","bid":569.1,"bid_size":6.0,"ask":571.7,"ask_size":6.0,"iv":0.189,"open_interest":1.0,"volume":0.0,"delta":0.5997,"gamma":0.0003,"vega":24.4474,"theta":-0.6683,"rho":30.6694,"theo":569.9345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":634.66,"last_trade_time":"2026-01-08T10:20:18","percent_change":0.0,"prev_day_close":581.700012207031},{"option":"SPXW261231P06830000","bid":378.8,"bid_size":6.0,"ask":381.2,"ask_size":12.0,"iv":0.189,"open_interest":22.0,"volume":0.0,"delta":-0.402,"gamma":0.0003,"vega":24.4474,"theta":-0.6902,"rho":-27.1219,"theo":379.6149,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":393.8,"last_trade_time":"2026-02-17T12:49:51","percent_change":0.0,"prev_day_close":370.550003051758},{"option":"SPXW261231C06835000","bid":565.8,"bid_size":2.0,"ask":568.4,"ask_size":2.0,"iv":0.1887,"open_interest":29.0,"volume":0.0,"delta":0.5982,"gamma":0.0003,"vega":24.4713,"theta":-0.6683,"rho":30.6037,"theo":566.6573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":584.2,"last_trade_time":"2026-01-21T11:36:15","percent_change":0.0,"prev_day_close":578.399993896484},{"option":"SPXW261231P06835000","bid":380.3,"bid_size":6.0,"ask":382.8,"ask_size":6.0,"iv":0.1887,"open_interest":9.0,"volume":0.0,"delta":-0.4036,"gamma":0.0003,"vega":24.4713,"theta":-0.6896,"rho":-27.2297,"theo":381.1729,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":396.87,"last_trade_time":"2026-02-17T09:30:10","percent_change":0.0,"prev_day_close":372.050003051758},{"option":"SPXW261231C06840000","bid":562.3,"bid_size":6.0,"ask":565.1,"ask_size":6.0,"iv":0.1884,"open_interest":13.0,"volume":0.0,"delta":0.5966,"gamma":0.0003,"vega":24.495,"theta":-0.6682,"rho":30.5378,"theo":563.3866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":620.3,"last_trade_time":"2026-01-14T11:23:59","percent_change":0.0,"prev_day_close":575.100006103516},{"option":"SPXW261231P06840000","bid":381.9,"bid_size":6.0,"ask":384.4,"ask_size":12.0,"iv":0.1884,"open_interest":15.0,"volume":0.0,"delta":-0.4052,"gamma":0.0003,"vega":24.495,"theta":-0.689,"rho":-27.3377,"theo":382.7373,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":398.42,"last_trade_time":"2026-02-17T09:30:10","percent_change":0.0,"prev_day_close":373.550003051758},{"option":"SPXW261231C06845000","bid":559.3,"bid_size":2.0,"ask":561.9,"ask_size":2.0,"iv":0.1881,"open_interest":1.0,"volume":0.0,"delta":0.595,"gamma":0.0003,"vega":24.5182,"theta":-0.6682,"rho":30.4716,"theo":560.1222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":593.6,"last_trade_time":"2026-01-02T10:12:19","percent_change":0.0,"prev_day_close":571.799987792969},{"option":"SPXW261231P06845000","bid":383.4,"bid_size":6.0,"ask":385.9,"ask_size":6.0,"iv":0.1881,"open_interest":58.0,"volume":0.0,"delta":-0.4067,"gamma":0.0003,"vega":24.5182,"theta":-0.6884,"rho":-27.4459,"theo":384.3081,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":339.5,"last_trade_time":"2026-02-10T10:09:46","percent_change":0.0,"prev_day_close":375.149993896484},{"option":"SPXW261231C06850000","bid":556.0,"bid_size":6.0,"ask":558.6,"ask_size":6.0,"iv":0.1878,"open_interest":294.0,"volume":0.0,"delta":0.5934,"gamma":0.0003,"vega":24.5412,"theta":-0.6681,"rho":30.4053,"theo":556.8643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":606.64,"last_trade_time":"2026-02-06T16:11:37","percent_change":0.0,"prev_day_close":568.5},{"option":"SPXW261231P06850000","bid":385.0,"bid_size":12.0,"ask":387.5,"ask_size":12.0,"iv":0.1878,"open_interest":745.0,"volume":20.0,"delta":-0.4083,"gamma":0.0003,"vega":24.5412,"theta":-0.6877,"rho":-27.5543,"theo":385.8853,"change":-11.59,"open":375.78,"high":375.85,"low":375.56,"tick":"down","last_trade_price":375.56,"last_trade_time":"2026-02-18T15:46:20","percent_change":-2.99367,"prev_day_close":376.649993896484},{"option":"SPXW261231C06855000","bid":552.8,"bid_size":2.0,"ask":555.4,"ask_size":2.0,"iv":0.1875,"open_interest":11.0,"volume":1.0,"delta":0.5918,"gamma":0.0003,"vega":24.5638,"theta":-0.668,"rho":30.3388,"theo":553.6128,"change":27.3,"open":576.0,"high":576.0,"low":576.0,"tick":"up","last_trade_price":576.0,"last_trade_time":"2026-02-18T10:04:34","percent_change":4.97539,"prev_day_close":565.200012207031},{"option":"SPXW261231P06855000","bid":386.6,"bid_size":6.0,"ask":389.1,"ask_size":6.0,"iv":0.1875,"open_interest":1.0,"volume":0.0,"delta":-0.4099,"gamma":0.0003,"vega":24.5638,"theta":-0.6871,"rho":-27.6629,"theo":387.469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":378.73,"last_trade_time":"2026-01-02T16:03:44","percent_change":0.0,"prev_day_close":378.199996948242},{"option":"SPXW261231C06860000","bid":549.5,"bid_size":6.0,"ask":552.1,"ask_size":6.0,"iv":0.1872,"open_interest":22.0,"volume":0.0,"delta":0.5903,"gamma":0.0003,"vega":24.586,"theta":-0.6679,"rho":30.272,"theo":550.3679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":544.0,"last_trade_time":"2026-02-12T15:58:43","percent_change":0.0,"prev_day_close":561.899993896484},{"option":"SPXW261231P06860000","bid":388.2,"bid_size":6.0,"ask":390.7,"ask_size":12.0,"iv":0.1872,"open_interest":11.0,"volume":0.0,"delta":-0.4115,"gamma":0.0003,"vega":24.586,"theta":-0.6864,"rho":-27.7717,"theo":389.0592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":389.41,"last_trade_time":"2026-02-12T11:52:58","percent_change":0.0,"prev_day_close":379.75},{"option":"SPXW261231C06865000","bid":546.3,"bid_size":2.0,"ask":548.9,"ask_size":2.0,"iv":0.1869,"open_interest":7.0,"volume":0.0,"delta":0.5887,"gamma":0.0003,"vega":24.6079,"theta":-0.6678,"rho":30.2051,"theo":547.1294,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":598.2,"last_trade_time":"2026-01-05T14:36:57","percent_change":0.0,"prev_day_close":558.600006103516},{"option":"SPXW261231P06865000","bid":389.8,"bid_size":6.0,"ask":392.3,"ask_size":6.0,"iv":0.1869,"open_interest":3.0,"volume":1.0,"delta":-0.4131,"gamma":0.0003,"vega":24.6079,"theta":-0.6858,"rho":-27.8807,"theo":390.6559,"change":-3.95,"open":388.0,"high":388.0,"low":388.0,"tick":"up","last_trade_price":388.0,"last_trade_time":"2026-02-18T15:13:21","percent_change":-1.00778,"prev_day_close":381.350006103516},{"option":"SPXW261231C06870000","bid":543.0,"bid_size":6.0,"ask":545.6,"ask_size":6.0,"iv":0.1865,"open_interest":6.0,"volume":0.0,"delta":0.5871,"gamma":0.0003,"vega":24.6294,"theta":-0.6677,"rho":30.1381,"theo":543.8975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":569.03,"last_trade_time":"2026-01-21T11:06:40","percent_change":0.0,"prev_day_close":555.399993896484},{"option":"SPXW261231P06870000","bid":391.4,"bid_size":6.0,"ask":393.9,"ask_size":12.0,"iv":0.1866,"open_interest":1.0,"volume":0.0,"delta":-0.4147,"gamma":0.0003,"vega":24.6294,"theta":-0.6851,"rho":-27.9898,"theo":392.2591,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":396.43,"last_trade_time":"2026-02-12T12:57:52","percent_change":0.0,"prev_day_close":382.900009155273},{"option":"SPXW261231C06875000","bid":539.8,"bid_size":6.0,"ask":542.4,"ask_size":6.0,"iv":0.1863,"open_interest":2661.0,"volume":0.0,"delta":0.5855,"gamma":0.0003,"vega":24.6506,"theta":-0.6675,"rho":30.0708,"theo":540.6721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":515.03,"last_trade_time":"2026-02-17T09:52:38","percent_change":0.0,"prev_day_close":552.100006103516},{"option":"SPXW261231P06875000","bid":393.0,"bid_size":6.0,"ask":395.5,"ask_size":12.0,"iv":0.1863,"open_interest":20.0,"volume":0.0,"delta":-0.4163,"gamma":0.0003,"vega":24.6506,"theta":-0.6844,"rho":-28.0992,"theo":393.8688,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":348.7,"last_trade_time":"2026-01-09T13:46:16","percent_change":0.0,"prev_day_close":384.449996948242},{"option":"SPXW261231C06880000","bid":536.6,"bid_size":6.0,"ask":539.2,"ask_size":6.0,"iv":0.186,"open_interest":13.0,"volume":0.0,"delta":0.5838,"gamma":0.0003,"vega":24.6714,"theta":-0.6674,"rho":30.0034,"theo":537.4532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":576.13,"last_trade_time":"2026-01-29T10:58:41","percent_change":0.0,"prev_day_close":548.850006103516},{"option":"SPXW261231P06880000","bid":394.6,"bid_size":6.0,"ask":397.1,"ask_size":12.0,"iv":0.186,"open_interest":12.0,"volume":0.0,"delta":-0.4179,"gamma":0.0003,"vega":24.6714,"theta":-0.6837,"rho":-28.2087,"theo":395.4851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":352.9,"last_trade_time":"2026-02-11T14:14:00","percent_change":0.0,"prev_day_close":386.050003051758},{"option":"SPXW261231C06885000","bid":533.4,"bid_size":2.0,"ask":536.0,"ask_size":2.0,"iv":0.1857,"open_interest":7.0,"volume":0.0,"delta":0.5822,"gamma":0.0003,"vega":24.6919,"theta":-0.6672,"rho":29.9358,"theo":534.241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":587.8,"last_trade_time":"2026-02-12T10:38:11","percent_change":0.0,"prev_day_close":545.600006103516},{"option":"SPXW261231P06885000","bid":396.2,"bid_size":6.0,"ask":398.7,"ask_size":6.0,"iv":0.1857,"open_interest":9.0,"volume":0.0,"delta":-0.4195,"gamma":0.0003,"vega":24.6919,"theta":-0.6829,"rho":-28.3184,"theo":397.108,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":374.1,"last_trade_time":"2026-01-05T10:38:26","percent_change":0.0,"prev_day_close":387.649993896484},{"option":"SPXW261231C06890000","bid":530.2,"bid_size":6.0,"ask":532.8,"ask_size":6.0,"iv":0.1854,"open_interest":1.0,"volume":0.0,"delta":0.5806,"gamma":0.0003,"vega":24.712,"theta":-0.667,"rho":29.868,"theo":531.0353,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":594.86,"last_trade_time":"2026-01-29T13:46:37","percent_change":0.0,"prev_day_close":542.399993896484},{"option":"SPXW261231P06890000","bid":397.9,"bid_size":6.0,"ask":400.4,"ask_size":12.0,"iv":0.1854,"open_interest":39.0,"volume":0.0,"delta":-0.4211,"gamma":0.0003,"vega":24.712,"theta":-0.6822,"rho":-28.4283,"theo":398.7375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":355.85,"last_trade_time":"2026-02-11T14:14:00","percent_change":0.0,"prev_day_close":389.25},{"option":"SPXW261231C06895000","bid":527.0,"bid_size":2.0,"ask":529.6,"ask_size":2.0,"iv":0.1851,"open_interest":4.0,"volume":0.0,"delta":0.579,"gamma":0.0003,"vega":24.7318,"theta":-0.6668,"rho":29.8,"theo":527.8363,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":631.06,"last_trade_time":"2026-01-28T10:34:26","percent_change":0.0,"prev_day_close":539.100006103516},{"option":"SPXW261231P06895000","bid":399.5,"bid_size":6.0,"ask":402.0,"ask_size":6.0,"iv":0.1851,"open_interest":6.0,"volume":2.0,"delta":-0.4228,"gamma":0.0003,"vega":24.7318,"theta":-0.6815,"rho":-28.5384,"theo":400.3736,"change":-19.25,"open":382.0,"high":382.6,"low":382.0,"tick":"up","last_trade_price":382.6,"last_trade_time":"2026-02-18T13:32:47","percent_change":-4.79035,"prev_day_close":390.850006103516},{"option":"SPXW261231C06900000","bid":523.8,"bid_size":6.0,"ask":526.4,"ask_size":6.0,"iv":0.1848,"open_interest":1317.0,"volume":0.0,"delta":0.5774,"gamma":0.0003,"vega":24.7512,"theta":-0.6666,"rho":29.7317,"theo":524.6439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":526.55,"last_trade_time":"2026-02-17T14:07:00","percent_change":0.0,"prev_day_close":535.899993896484},{"option":"SPXW261231P06900000","bid":401.1,"bid_size":12.0,"ask":403.6,"ask_size":12.0,"iv":0.1848,"open_interest":412.0,"volume":0.0,"delta":-0.4244,"gamma":0.0003,"vega":24.7512,"theta":-0.6807,"rho":-28.6487,"theo":402.0164,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":399.75,"last_trade_time":"2026-02-17T14:07:00","percent_change":0.0,"prev_day_close":392.449996948242},{"option":"SPXW261231C06905000","bid":520.6,"bid_size":2.0,"ask":523.2,"ask_size":2.0,"iv":0.1845,"open_interest":9.0,"volume":0.0,"delta":0.5757,"gamma":0.0003,"vega":24.7702,"theta":-0.6664,"rho":29.6632,"theo":521.4583,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":559.43,"last_trade_time":"2026-01-21T14:49:07","percent_change":0.0,"prev_day_close":532.700012207031},{"option":"SPXW261231P06905000","bid":402.8,"bid_size":6.0,"ask":405.3,"ask_size":6.0,"iv":0.1846,"open_interest":55.0,"volume":0.0,"delta":-0.426,"gamma":0.0003,"vega":24.7702,"theta":-0.6799,"rho":-28.7592,"theo":403.6659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.07,"last_trade_time":"2026-02-09T15:19:51","percent_change":0.0,"prev_day_close":394.050003051758},{"option":"SPXW261231C06910000","bid":517.4,"bid_size":6.0,"ask":520.0,"ask_size":6.0,"iv":0.1842,"open_interest":6.0,"volume":0.0,"delta":0.5741,"gamma":0.0003,"vega":24.7889,"theta":-0.6662,"rho":29.5945,"theo":518.2793,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":564.05,"last_trade_time":"2026-01-05T10:11:38","percent_change":0.0,"prev_day_close":529.5},{"option":"SPXW261231P06910000","bid":404.4,"bid_size":12.0,"ask":406.9,"ask_size":12.0,"iv":0.1842,"open_interest":54.0,"volume":2.0,"delta":-0.4277,"gamma":0.0003,"vega":24.7889,"theta":-0.6791,"rho":-28.8701,"theo":405.3221,"change":-21.52,"open":385.33,"high":385.33,"low":385.33,"tick":"down","last_trade_price":385.33,"last_trade_time":"2026-02-18T11:49:44","percent_change":-5.28942,"prev_day_close":395.649993896484},{"option":"SPXW261231C06915000","bid":514.2,"bid_size":2.0,"ask":516.9,"ask_size":2.0,"iv":0.1839,"open_interest":37.0,"volume":0.0,"delta":0.5724,"gamma":0.0003,"vega":24.8072,"theta":-0.6659,"rho":29.5254,"theo":515.1071,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":609.0,"last_trade_time":"2026-02-02T14:26:53","percent_change":0.0,"prev_day_close":526.299987792969},{"option":"SPXW261231P06915000","bid":406.1,"bid_size":6.0,"ask":408.6,"ask_size":6.0,"iv":0.1839,"open_interest":2.0,"volume":0.0,"delta":-0.4293,"gamma":0.0003,"vega":24.8072,"theta":-0.6783,"rho":-28.9812,"theo":406.9851,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":387.78,"last_trade_time":"2026-01-29T12:59:55","percent_change":0.0,"prev_day_close":397.300003051758},{"option":"SPXW261231C06920000","bid":511.1,"bid_size":6.0,"ask":513.7,"ask_size":6.0,"iv":0.1836,"open_interest":11.0,"volume":0.0,"delta":0.5708,"gamma":0.0003,"vega":24.8252,"theta":-0.6657,"rho":29.456,"theo":511.9417,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":516.59,"last_trade_time":"2026-02-13T14:39:32","percent_change":0.0,"prev_day_close":523.100006103516},{"option":"SPXW261231P06920000","bid":407.8,"bid_size":6.0,"ask":410.3,"ask_size":12.0,"iv":0.1837,"open_interest":13.0,"volume":0.0,"delta":-0.431,"gamma":0.0003,"vega":24.8252,"theta":-0.6775,"rho":-29.0927,"theo":408.6548,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":377.92,"last_trade_time":"2026-02-03T11:39:11","percent_change":0.0,"prev_day_close":398.949996948242},{"option":"SPXW261231C06925000","bid":507.9,"bid_size":6.0,"ask":510.5,"ask_size":6.0,"iv":0.1833,"open_interest":1915.0,"volume":0.0,"delta":0.5691,"gamma":0.0003,"vega":24.8428,"theta":-0.6654,"rho":29.3863,"theo":508.7831,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":569.8,"last_trade_time":"2026-01-29T12:26:35","percent_change":0.0,"prev_day_close":519.899993896484},{"option":"SPXW261231P06925000","bid":409.4,"bid_size":11.0,"ask":412.0,"ask_size":11.0,"iv":0.1834,"open_interest":25.0,"volume":0.0,"delta":-0.4326,"gamma":0.0003,"vega":24.8428,"theta":-0.6767,"rho":-29.2045,"theo":410.3314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":379.42,"last_trade_time":"2026-02-03T11:39:11","percent_change":0.0,"prev_day_close":400.599990844727},{"option":"SPXW261231C06930000","bid":504.8,"bid_size":6.0,"ask":507.4,"ask_size":6.0,"iv":0.183,"open_interest":3.0,"volume":0.0,"delta":0.5675,"gamma":0.0003,"vega":24.86,"theta":-0.6651,"rho":29.3162,"theo":505.6314,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":559.2,"last_trade_time":"2025-12-29T10:31:31","percent_change":0.0,"prev_day_close":516.700012207031},{"option":"SPXW261231P06930000","bid":411.1,"bid_size":11.0,"ask":413.7,"ask_size":11.0,"iv":0.183,"open_interest":30.0,"volume":0.0,"delta":-0.4343,"gamma":0.0003,"vega":24.86,"theta":-0.6758,"rho":-29.3166,"theo":412.0148,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":394.0,"last_trade_time":"2026-01-14T13:17:46","percent_change":0.0,"prev_day_close":402.25},{"option":"SPXW261231C06935000","bid":501.6,"bid_size":2.0,"ask":504.3,"ask_size":2.0,"iv":0.1828,"open_interest":1.0,"volume":0.0,"delta":0.5658,"gamma":0.0003,"vega":24.8769,"theta":-0.6648,"rho":29.2457,"theo":502.4866,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":565.05,"last_trade_time":"2026-01-29T13:46:37","percent_change":0.0,"prev_day_close":513.5},{"option":"SPXW261231P06935000","bid":412.8,"bid_size":6.0,"ask":415.4,"ask_size":6.0,"iv":0.1828,"open_interest":10.0,"volume":0.0,"delta":-0.4359,"gamma":0.0003,"vega":24.8769,"theta":-0.675,"rho":-29.4292,"theo":413.7051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":384.33,"last_trade_time":"2026-01-29T13:46:37","percent_change":0.0,"prev_day_close":403.949996948242},{"option":"SPXW261231C06940000","bid":498.5,"bid_size":6.0,"ask":501.1,"ask_size":6.0,"iv":0.1824,"open_interest":31.0,"volume":0.0,"delta":0.5641,"gamma":0.0003,"vega":24.8934,"theta":-0.6645,"rho":29.1748,"theo":499.3487,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":555.81,"last_trade_time":"2026-01-30T12:51:32","percent_change":0.0,"prev_day_close":510.400009155273},{"option":"SPXW261231P06940000","bid":414.5,"bid_size":6.0,"ask":417.1,"ask_size":11.0,"iv":0.1824,"open_interest":10.0,"volume":0.0,"delta":-0.4376,"gamma":0.0003,"vega":24.8934,"theta":-0.6741,"rho":-29.5422,"theo":415.4024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":437.09,"last_trade_time":"2026-01-20T15:12:34","percent_change":0.0,"prev_day_close":405.550003051758},{"option":"SPXW261231C06945000","bid":495.4,"bid_size":2.0,"ask":498.0,"ask_size":2.0,"iv":0.1822,"open_interest":5.0,"volume":0.0,"delta":0.5624,"gamma":0.0003,"vega":24.9095,"theta":-0.6641,"rho":29.1034,"theo":496.2179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":572.21,"last_trade_time":"2026-02-11T09:51:06","percent_change":0.0,"prev_day_close":507.199996948242},{"option":"SPXW261231P06945000","bid":416.2,"bid_size":6.0,"ask":418.8,"ask_size":6.0,"iv":0.1822,"open_interest":9.0,"volume":0.0,"delta":-0.4393,"gamma":0.0003,"vega":24.9095,"theta":-0.6732,"rho":-29.6557,"theo":417.1067,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":406.52,"last_trade_time":"2026-02-03T14:45:07","percent_change":0.0,"prev_day_close":407.25},{"option":"SPXW261231C06950000","bid":492.2,"bid_size":6.0,"ask":494.9,"ask_size":6.0,"iv":0.1818,"open_interest":1156.0,"volume":0.0,"delta":0.5608,"gamma":0.0003,"vega":24.9253,"theta":-0.6638,"rho":29.0315,"theo":493.0941,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":497.0,"last_trade_time":"2026-02-13T14:39:32","percent_change":0.0,"prev_day_close":504.0},{"option":"SPXW261231P06950000","bid":417.9,"bid_size":11.0,"ask":420.5,"ask_size":11.0,"iv":0.1819,"open_interest":2033.0,"volume":0.0,"delta":-0.441,"gamma":0.0003,"vega":24.9253,"theta":-0.6723,"rho":-29.7697,"theo":418.8181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":374.1,"last_trade_time":"2026-02-12T09:36:54","percent_change":0.0,"prev_day_close":408.949996948242},{"option":"SPXW261231C06955000","bid":489.1,"bid_size":2.0,"ask":491.8,"ask_size":2.0,"iv":0.1815,"open_interest":0.0,"volume":0.0,"delta":0.5591,"gamma":0.0003,"vega":24.9407,"theta":-0.6634,"rho":28.959,"theo":489.9774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":500.900009155273},{"option":"SPXW261231P06955000","bid":419.7,"bid_size":6.0,"ask":422.2,"ask_size":6.0,"iv":0.1816,"open_interest":4.0,"volume":0.0,"delta":-0.4427,"gamma":0.0003,"vega":24.9407,"theta":-0.6714,"rho":-29.8842,"theo":420.5365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":384.16,"last_trade_time":"2026-01-29T09:49:26","percent_change":0.0,"prev_day_close":410.649993896484},{"option":"SPXW261231C06960000","bid":486.0,"bid_size":6.0,"ask":488.7,"ask_size":6.0,"iv":0.1813,"open_interest":10.0,"volume":0.0,"delta":0.5574,"gamma":0.0003,"vega":24.9557,"theta":-0.663,"rho":28.8861,"theo":486.8679,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":563.43,"last_trade_time":"2026-01-13T15:13:15","percent_change":0.0,"prev_day_close":497.800003051758},{"option":"SPXW261231P06960000","bid":421.4,"bid_size":6.0,"ask":423.9,"ask_size":11.0,"iv":0.1813,"open_interest":2.0,"volume":0.0,"delta":-0.4444,"gamma":0.0003,"vega":24.9557,"theta":-0.6705,"rho":-29.9992,"theo":422.2622,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":383.03,"last_trade_time":"2026-01-22T09:31:09","percent_change":0.0,"prev_day_close":412.350006103516},{"option":"SPXW261231C06965000","bid":482.9,"bid_size":2.0,"ask":485.6,"ask_size":2.0,"iv":0.1809,"open_interest":4.0,"volume":1.0,"delta":0.5557,"gamma":0.0004,"vega":24.9704,"theta":-0.6627,"rho":28.8126,"theo":483.7656,"change":28.7,"open":508.1,"high":508.1,"low":508.1,"tick":"down","last_trade_price":508.1,"last_trade_time":"2026-02-18T11:20:20","percent_change":5.98665,"prev_day_close":494.599990844727},{"option":"SPXW261231P06965000","bid":423.1,"bid_size":6.0,"ask":425.7,"ask_size":6.0,"iv":0.1809,"open_interest":4.0,"volume":0.0,"delta":-0.446,"gamma":0.0004,"vega":24.9704,"theta":-0.6695,"rho":-30.1148,"theo":423.995,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":420.82,"last_trade_time":"2026-02-13T14:05:44","percent_change":0.0,"prev_day_close":414.050003051758},{"option":"SPXW261231C06970000","bid":479.8,"bid_size":6.0,"ask":482.5,"ask_size":6.0,"iv":0.1806,"open_interest":6.0,"volume":0.0,"delta":0.554,"gamma":0.0004,"vega":24.9846,"theta":-0.6623,"rho":28.7385,"theo":480.6706,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":527.64,"last_trade_time":"2026-02-09T09:55:45","percent_change":0.0,"prev_day_close":491.5},{"option":"SPXW261231P06970000","bid":424.9,"bid_size":6.0,"ask":427.4,"ask_size":11.0,"iv":0.1807,"open_interest":10.0,"volume":0.0,"delta":-0.4478,"gamma":0.0004,"vega":24.9846,"theta":-0.6686,"rho":-30.231,"theo":425.7352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":422.52,"last_trade_time":"2026-02-13T14:05:44","percent_change":0.0,"prev_day_close":415.699996948242},{"option":"SPXW261231C06975000","bid":476.8,"bid_size":6.0,"ask":479.4,"ask_size":6.0,"iv":0.1804,"open_interest":106.0,"volume":0.0,"delta":0.5523,"gamma":0.0004,"vega":24.9985,"theta":-0.6618,"rho":28.6638,"theo":477.5829,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":528.22,"last_trade_time":"2026-02-04T10:29:49","percent_change":0.0,"prev_day_close":488.400009155273},{"option":"SPXW261231P06975000","bid":426.6,"bid_size":6.0,"ask":429.2,"ask_size":11.0,"iv":0.1804,"open_interest":234.0,"volume":0.0,"delta":-0.4495,"gamma":0.0004,"vega":24.9985,"theta":-0.6676,"rho":-30.3477,"theo":427.4827,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":401.06,"last_trade_time":"2026-02-12T10:53:49","percent_change":0.0,"prev_day_close":417.449996948242},{"option":"SPXW261231C06980000","bid":473.7,"bid_size":6.0,"ask":476.3,"ask_size":6.0,"iv":0.1801,"open_interest":22.0,"volume":0.0,"delta":0.5506,"gamma":0.0004,"vega":25.0119,"theta":-0.6614,"rho":28.5886,"theo":474.5027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":538.17,"last_trade_time":"2026-02-10T15:31:33","percent_change":0.0,"prev_day_close":485.300003051758},{"option":"SPXW261231P06980000","bid":428.4,"bid_size":6.0,"ask":430.9,"ask_size":11.0,"iv":0.1801,"open_interest":41.0,"volume":0.0,"delta":-0.4512,"gamma":0.0004,"vega":25.0119,"theta":-0.6666,"rho":-30.4651,"theo":429.2375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":383.65,"last_trade_time":"2026-01-16T13:24:59","percent_change":0.0,"prev_day_close":419.199996948242},{"option":"SPXW261231C06985000","bid":470.6,"bid_size":2.0,"ask":473.2,"ask_size":2.0,"iv":0.1798,"open_interest":6.0,"volume":0.0,"delta":0.5488,"gamma":0.0004,"vega":25.025,"theta":-0.661,"rho":28.5127,"theo":471.4299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":522.31,"last_trade_time":"2026-02-04T10:24:25","percent_change":0.0,"prev_day_close":482.199996948242},{"option":"SPXW261231P06985000","bid":430.2,"bid_size":6.0,"ask":432.7,"ask_size":6.0,"iv":0.1798,"open_interest":3.0,"volume":0.0,"delta":-0.4529,"gamma":0.0004,"vega":25.025,"theta":-0.6656,"rho":-30.583,"theo":430.9999,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":413.49,"last_trade_time":"2026-02-03T12:45:38","percent_change":0.0,"prev_day_close":420.949996948242},{"option":"SPXW261231C06990000","bid":467.6,"bid_size":6.0,"ask":470.2,"ask_size":6.0,"iv":0.1795,"open_interest":1.0,"volume":0.0,"delta":0.5471,"gamma":0.0004,"vega":25.0376,"theta":-0.6605,"rho":28.4363,"theo":468.3647,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":435.06,"last_trade_time":"2026-02-17T10:37:02","percent_change":0.0,"prev_day_close":479.149993896484},{"option":"SPXW261231P06990000","bid":431.9,"bid_size":6.0,"ask":434.5,"ask_size":11.0,"iv":0.1796,"open_interest":6.0,"volume":0.0,"delta":-0.4546,"gamma":0.0004,"vega":25.0376,"theta":-0.6646,"rho":-30.7015,"theo":432.7698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":460.6,"last_trade_time":"2026-02-05T13:55:18","percent_change":0.0,"prev_day_close":422.649993896484},{"option":"SPXW261231C06995000","bid":464.5,"bid_size":2.0,"ask":467.1,"ask_size":2.0,"iv":0.1792,"open_interest":11.0,"volume":0.0,"delta":0.5454,"gamma":0.0004,"vega":25.0498,"theta":-0.66,"rho":28.3593,"theo":465.307,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":528.52,"last_trade_time":"2026-02-10T15:31:33","percent_change":0.0,"prev_day_close":476.0},{"option":"SPXW261231P06995000","bid":433.7,"bid_size":6.0,"ask":436.3,"ask_size":6.0,"iv":0.1792,"open_interest":3.0,"volume":0.0,"delta":-0.4564,"gamma":0.0004,"vega":25.0498,"theta":-0.6635,"rho":-30.8206,"theo":434.5473,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.0,"last_trade_time":"2026-01-05T10:36:12","percent_change":0.0,"prev_day_close":424.449996948242},{"option":"SPXW261231C07000000","bid":461.5,"bid_size":6.0,"ask":464.1,"ask_size":6.0,"iv":0.1789,"open_interest":1172.0,"volume":0.0,"delta":0.5437,"gamma":0.0004,"vega":25.0616,"theta":-0.6595,"rho":28.2817,"theo":462.257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":439.97,"last_trade_time":"2026-02-17T12:54:06","percent_change":0.0,"prev_day_close":472.900009155273},{"option":"SPXW261231P07000000","bid":435.5,"bid_size":6.0,"ask":438.0,"ask_size":11.0,"iv":0.1789,"open_interest":595.0,"volume":0.0,"delta":-0.4581,"gamma":0.0004,"vega":25.0616,"theta":-0.6625,"rho":-30.9402,"theo":436.3325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":458.07,"last_trade_time":"2026-02-17T12:54:06","percent_change":0.0,"prev_day_close":426.149993896484},{"option":"SPXW261231C07005000","bid":458.4,"bid_size":2.0,"ask":461.1,"ask_size":2.0,"iv":0.1786,"open_interest":50.0,"volume":0.0,"delta":0.5419,"gamma":0.0004,"vega":25.073,"theta":-0.659,"rho":28.2036,"theo":459.2147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":474.32,"last_trade_time":"2026-02-13T13:23:14","percent_change":0.0,"prev_day_close":469.800003051758},{"option":"SPXW261231P07005000","bid":437.3,"bid_size":6.0,"ask":439.8,"ask_size":6.0,"iv":0.1786,"open_interest":16.0,"volume":0.0,"delta":-0.4598,"gamma":0.0004,"vega":25.073,"theta":-0.6614,"rho":-31.0605,"theo":438.1253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":390.97,"last_trade_time":"2026-01-09T12:16:55","percent_change":0.0,"prev_day_close":427.900009155273},{"option":"SPXW261231C07010000","bid":455.4,"bid_size":6.0,"ask":458.0,"ask_size":6.0,"iv":0.1783,"open_interest":16.0,"volume":0.0,"delta":0.5402,"gamma":0.0004,"vega":25.084,"theta":-0.6585,"rho":28.1249,"theo":456.1803,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":444.96,"last_trade_time":"2026-02-13T09:50:07","percent_change":0.0,"prev_day_close":466.850006103516},{"option":"SPXW261231P07010000","bid":439.1,"bid_size":6.0,"ask":441.7,"ask_size":11.0,"iv":0.1783,"open_interest":0.0,"volume":0.0,"delta":-0.4616,"gamma":0.0004,"vega":25.084,"theta":-0.6604,"rho":-31.1812,"theo":439.926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":427.45,"last_trade_time":"2026-01-02T14:43:34","percent_change":0.0,"prev_day_close":429.75},{"option":"SPXW261231C07015000","bid":452.4,"bid_size":2.0,"ask":455.0,"ask_size":2.0,"iv":0.178,"open_interest":26.0,"volume":0.0,"delta":0.5384,"gamma":0.0004,"vega":25.0945,"theta":-0.658,"rho":28.0457,"theo":453.1536,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":468.22,"last_trade_time":"2026-02-13T13:23:14","percent_change":0.0,"prev_day_close":463.699996948242},{"option":"SPXW261231P07015000","bid":440.9,"bid_size":6.0,"ask":443.5,"ask_size":6.0,"iv":0.1781,"open_interest":3.0,"volume":0.0,"delta":-0.4633,"gamma":0.0004,"vega":25.0945,"theta":-0.6593,"rho":-31.3025,"theo":441.7345,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":415.4,"last_trade_time":"2026-01-05T10:42:46","percent_change":0.0,"prev_day_close":431.5},{"option":"SPXW261231C07020000","bid":449.4,"bid_size":6.0,"ask":452.0,"ask_size":6.0,"iv":0.1777,"open_interest":23.0,"volume":0.0,"delta":0.5367,"gamma":0.0004,"vega":25.1046,"theta":-0.6574,"rho":27.966,"theo":450.1349,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.77,"last_trade_time":"2026-02-17T11:48:09","percent_change":0.0,"prev_day_close":460.75},{"option":"SPXW261231P07020000","bid":442.8,"bid_size":6.0,"ask":445.3,"ask_size":11.0,"iv":0.1777,"open_interest":3.0,"volume":0.0,"delta":-0.4651,"gamma":0.0004,"vega":25.1046,"theta":-0.6582,"rho":-31.4243,"theo":443.5509,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":387.96,"last_trade_time":"2026-02-02T13:39:36","percent_change":0.0,"prev_day_close":433.25},{"option":"SPXW261231C07025000","bid":446.4,"bid_size":6.0,"ask":449.0,"ask_size":6.0,"iv":0.1775,"open_interest":51.0,"volume":0.0,"delta":0.5349,"gamma":0.0004,"vega":25.1142,"theta":-0.6568,"rho":27.8858,"theo":447.1241,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":476.75,"last_trade_time":"2026-02-04T12:10:05","percent_change":0.0,"prev_day_close":457.599990844727},{"option":"SPXW261231P07025000","bid":444.6,"bid_size":6.0,"ask":447.1,"ask_size":11.0,"iv":0.1775,"open_interest":6.0,"volume":0.0,"delta":-0.4668,"gamma":0.0004,"vega":25.1142,"theta":-0.657,"rho":-31.5466,"theo":445.3753,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":406.92,"last_trade_time":"2026-01-07T14:02:38","percent_change":0.0,"prev_day_close":435.050003051758},{"option":"SPXW261231C07030000","bid":443.4,"bid_size":6.0,"ask":446.0,"ask_size":6.0,"iv":0.1771,"open_interest":23.0,"volume":0.0,"delta":0.5331,"gamma":0.0004,"vega":25.1233,"theta":-0.6562,"rho":27.8054,"theo":444.1213,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":436.87,"last_trade_time":"2026-02-17T11:48:09","percent_change":0.0,"prev_day_close":454.599990844727},{"option":"SPXW261231P07030000","bid":446.4,"bid_size":6.0,"ask":449.0,"ask_size":11.0,"iv":0.1772,"open_interest":1.0,"volume":0.0,"delta":-0.4686,"gamma":0.0004,"vega":25.1233,"theta":-0.6559,"rho":-31.669,"theo":447.2076,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":416.56,"last_trade_time":"2026-01-06T10:53:50","percent_change":0.0,"prev_day_close":436.900009155273},{"option":"SPXW261231C07035000","bid":440.4,"bid_size":2.0,"ask":443.0,"ask_size":2.0,"iv":0.1769,"open_interest":2.0,"volume":0.0,"delta":0.5314,"gamma":0.0004,"vega":25.132,"theta":-0.6557,"rho":27.7246,"theo":441.1266,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":492.69,"last_trade_time":"2026-01-05T11:19:45","percent_change":0.0,"prev_day_close":451.599990844727},{"option":"SPXW261231P07035000","bid":448.3,"bid_size":6.0,"ask":450.8,"ask_size":6.0,"iv":0.1769,"open_interest":2.0,"volume":0.0,"delta":-0.4704,"gamma":0.0004,"vega":25.132,"theta":-0.6548,"rho":-31.7919,"theo":449.048,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":423.19,"last_trade_time":"2026-01-05T11:19:45","percent_change":0.0,"prev_day_close":438.699996948242},{"option":"SPXW261231C07040000","bid":437.4,"bid_size":6.0,"ask":440.0,"ask_size":6.0,"iv":0.1766,"open_interest":0.0,"volume":0.0,"delta":0.5296,"gamma":0.0004,"vega":25.1403,"theta":-0.655,"rho":27.6433,"theo":438.1399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":448.649993896484},{"option":"SPXW261231P07040000","bid":450.1,"bid_size":6.0,"ask":452.7,"ask_size":11.0,"iv":0.1766,"open_interest":8.0,"volume":0.0,"delta":-0.4721,"gamma":0.0004,"vega":25.1403,"theta":-0.6536,"rho":-31.9153,"theo":450.8966,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":419.5,"last_trade_time":"2025-12-29T15:26:47","percent_change":0.0,"prev_day_close":440.550003051758},{"option":"SPXW261231C07045000","bid":434.4,"bid_size":2.0,"ask":437.1,"ask_size":2.0,"iv":0.1762,"open_interest":13.0,"volume":13.0,"delta":0.5278,"gamma":0.0004,"vega":25.1481,"theta":-0.6544,"rho":27.5617,"theo":435.1615,"change":-4.05,"open":458.99,"high":458.99,"low":454.1,"tick":"down","last_trade_price":454.1,"last_trade_time":"2026-02-18T15:54:44","percent_change":-0.908784,"prev_day_close":445.649993896484},{"option":"SPXW261231P07045000","bid":452.0,"bid_size":6.0,"ask":454.5,"ask_size":6.0,"iv":0.1763,"open_interest":0.0,"volume":0.0,"delta":-0.4739,"gamma":0.0004,"vega":25.1481,"theta":-0.6524,"rho":-32.039,"theo":452.7532,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":442.300003051758},{"option":"SPXW261231C07050000","bid":431.5,"bid_size":6.0,"ask":434.1,"ask_size":6.0,"iv":0.176,"open_interest":15.0,"volume":6.0,"delta":0.526,"gamma":0.0004,"vega":25.1554,"theta":-0.6538,"rho":27.4798,"theo":432.1912,"change":7.05,"open":444.0,"high":444.0,"low":435.2,"tick":"down","last_trade_price":435.2,"last_trade_time":"2026-02-18T14:57:47","percent_change":1.64662,"prev_day_close":442.649993896484},{"option":"SPXW261231P07050000","bid":453.9,"bid_size":6.0,"ask":456.4,"ask_size":11.0,"iv":0.176,"open_interest":4.0,"volume":0.0,"delta":-0.4757,"gamma":0.0004,"vega":25.1554,"theta":-0.6512,"rho":-32.1629,"theo":454.6181,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":496.18,"last_trade_time":"2026-02-17T10:33:46","percent_change":0.0,"prev_day_close":444.199996948242},{"option":"SPXW261231C07055000","bid":428.5,"bid_size":2.0,"ask":431.1,"ask_size":2.0,"iv":0.1757,"open_interest":10.0,"volume":10.0,"delta":0.5242,"gamma":0.0004,"vega":25.1623,"theta":-0.6531,"rho":27.3977,"theo":429.2291,"change":27.69,"open":452.99,"high":452.99,"low":452.99,"tick":"no_change","last_trade_price":452.99,"last_trade_time":"2026-02-18T11:22:50","percent_change":6.5107,"prev_day_close":439.649993896484},{"option":"SPXW261231P07055000","bid":455.7,"bid_size":6.0,"ask":458.3,"ask_size":6.0,"iv":0.1757,"open_interest":1.0,"volume":0.0,"delta":-0.4775,"gamma":0.0004,"vega":25.1623,"theta":-0.65,"rho":-32.2871,"theo":456.4912,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":454.58,"last_trade_time":"2026-02-04T13:26:44","percent_change":0.0,"prev_day_close":446.050003051758},{"option":"SPXW261231C07060000","bid":425.6,"bid_size":6.0,"ask":428.2,"ask_size":6.0,"iv":0.1754,"open_interest":15.0,"volume":0.0,"delta":0.5224,"gamma":0.0004,"vega":25.1687,"theta":-0.6524,"rho":27.3154,"theo":426.2754,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":422.83,"last_trade_time":"2026-02-17T11:13:49","percent_change":0.0,"prev_day_close":436.599990844727},{"option":"SPXW261231P07060000","bid":457.6,"bid_size":6.0,"ask":460.2,"ask_size":11.0,"iv":0.1754,"open_interest":0.0,"volume":0.0,"delta":-0.4793,"gamma":0.0004,"vega":25.1687,"theta":-0.6488,"rho":-32.4115,"theo":458.3726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":447.900009155273},{"option":"SPXW261231C07065000","bid":422.6,"bid_size":2.0,"ask":425.3,"ask_size":2.0,"iv":0.1751,"open_interest":10.0,"volume":0.0,"delta":0.5206,"gamma":0.0004,"vega":25.1746,"theta":-0.6518,"rho":27.233,"theo":423.3299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":420.92,"last_trade_time":"2026-02-17T11:20:32","percent_change":0.0,"prev_day_close":433.599990844727},{"option":"SPXW261231P07065000","bid":459.5,"bid_size":6.0,"ask":462.1,"ask_size":6.0,"iv":0.1751,"open_interest":0.0,"volume":0.0,"delta":-0.4811,"gamma":0.0004,"vega":25.1746,"theta":-0.6475,"rho":-32.536,"theo":460.2623,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":449.75},{"option":"SPXW261231C07070000","bid":419.7,"bid_size":6.0,"ask":422.3,"ask_size":6.0,"iv":0.1748,"open_interest":18.0,"volume":0.0,"delta":0.5188,"gamma":0.0004,"vega":25.18,"theta":-0.651,"rho":27.1503,"theo":420.3929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":417.08,"last_trade_time":"2026-02-17T11:13:49","percent_change":0.0,"prev_day_close":430.699996948242},{"option":"SPXW261231P07070000","bid":461.4,"bid_size":6.0,"ask":464.0,"ask_size":11.0,"iv":0.1748,"open_interest":3.0,"volume":0.0,"delta":-0.4829,"gamma":0.0004,"vega":25.18,"theta":-0.6462,"rho":-32.6608,"theo":462.1604,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":459.67,"last_trade_time":"2026-02-17T14:02:34","percent_change":0.0,"prev_day_close":451.599990844727},{"option":"SPXW261231C07075000","bid":416.8,"bid_size":7.0,"ask":419.4,"ask_size":7.0,"iv":0.1745,"open_interest":16.0,"volume":0.0,"delta":0.517,"gamma":0.0004,"vega":25.185,"theta":-0.6503,"rho":27.0675,"theo":417.4642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":415.17,"last_trade_time":"2026-02-17T11:20:32","percent_change":0.0,"prev_day_close":427.75},{"option":"SPXW261231P07075000","bid":463.3,"bid_size":6.0,"ask":465.9,"ask_size":11.0,"iv":0.1745,"open_interest":2.0,"volume":0.0,"delta":-0.4847,"gamma":0.0004,"vega":25.185,"theta":-0.645,"rho":-32.7856,"theo":464.0668,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":414.08,"last_trade_time":"2026-01-26T09:47:08","percent_change":0.0,"prev_day_close":453.5},{"option":"SPXW261231C07080000","bid":413.9,"bid_size":7.0,"ask":416.5,"ask_size":7.0,"iv":0.1742,"open_interest":147.0,"volume":0.0,"delta":0.5152,"gamma":0.0004,"vega":25.1895,"theta":-0.6496,"rho":26.9846,"theo":414.5439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":410.59,"last_trade_time":"2026-02-17T11:42:51","percent_change":0.0,"prev_day_close":424.699996948242},{"option":"SPXW261231P07080000","bid":465.3,"bid_size":6.0,"ask":467.8,"ask_size":11.0,"iv":0.1742,"open_interest":4.0,"volume":0.0,"delta":-0.4865,"gamma":0.0004,"vega":25.1895,"theta":-0.6437,"rho":-32.9107,"theo":465.9817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":463.52,"last_trade_time":"2026-02-17T14:02:34","percent_change":0.0,"prev_day_close":455.300003051758},{"option":"SPXW261231C07085000","bid":411.0,"bid_size":2.0,"ask":413.6,"ask_size":2.0,"iv":0.1739,"open_interest":24.0,"volume":0.0,"delta":0.5134,"gamma":0.0004,"vega":25.1935,"theta":-0.6488,"rho":26.9015,"theo":411.6321,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":414.08,"last_trade_time":"2026-02-17T13:59:24","percent_change":0.0,"prev_day_close":421.800003051758},{"option":"SPXW261231P07085000","bid":467.2,"bid_size":6.0,"ask":469.8,"ask_size":6.0,"iv":0.1739,"open_interest":0.0,"volume":0.0,"delta":-0.4884,"gamma":0.0004,"vega":25.1935,"theta":-0.6424,"rho":-33.0358,"theo":467.9051,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":457.25},{"option":"SPXW261231C07090000","bid":408.1,"bid_size":7.0,"ask":410.7,"ask_size":7.0,"iv":0.1736,"open_interest":35.0,"volume":0.0,"delta":0.5116,"gamma":0.0004,"vega":25.1971,"theta":-0.6481,"rho":26.8183,"theo":408.7288,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":404.89,"last_trade_time":"2026-02-17T11:42:51","percent_change":0.0,"prev_day_close":418.900009155273},{"option":"SPXW261231P07090000","bid":469.1,"bid_size":6.0,"ask":471.7,"ask_size":11.0,"iv":0.1736,"open_interest":4.0,"volume":0.0,"delta":-0.4902,"gamma":0.0004,"vega":25.1971,"theta":-0.6411,"rho":-33.1611,"theo":469.8369,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":459.149993896484},{"option":"SPXW261231C07095000","bid":405.2,"bid_size":2.0,"ask":407.8,"ask_size":2.0,"iv":0.1734,"open_interest":100.0,"volume":0.0,"delta":0.5097,"gamma":0.0004,"vega":25.2001,"theta":-0.6473,"rho":26.7349,"theo":405.834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":408.33,"last_trade_time":"2026-02-17T13:59:24","percent_change":0.0,"prev_day_close":415.900009155273},{"option":"SPXW261231P07095000","bid":471.1,"bid_size":6.0,"ask":473.7,"ask_size":6.0,"iv":0.1734,"open_interest":0.0,"volume":0.0,"delta":-0.492,"gamma":0.0004,"vega":25.2001,"theta":-0.6397,"rho":-33.2865,"theo":471.7773,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":461.0},{"option":"SPXW261231C07100000","bid":402.3,"bid_size":7.0,"ask":404.9,"ask_size":7.0,"iv":0.1731,"open_interest":240.0,"volume":30.0,"delta":0.5079,"gamma":0.0004,"vega":25.2027,"theta":-0.6465,"rho":26.6514,"theo":402.9478,"change":15.95,"open":416.58,"high":416.58,"low":412.27,"tick":"up","last_trade_price":415.2,"last_trade_time":"2026-02-18T16:02:18","percent_change":3.99499,"prev_day_close":413.0},{"option":"SPXW261231P07100000","bid":473.0,"bid_size":6.0,"ask":475.6,"ask_size":11.0,"iv":0.1731,"open_interest":129.0,"volume":10.0,"delta":-0.4938,"gamma":0.0004,"vega":25.2027,"theta":-0.6384,"rho":-33.4121,"theo":473.7262,"change":-15.25,"open":463.88,"high":463.88,"low":461.0,"tick":"down","last_trade_price":461.0,"last_trade_time":"2026-02-18T16:02:18","percent_change":-3.2021,"prev_day_close":462.900009155273},{"option":"SPXW261231C07105000","bid":399.4,"bid_size":6.0,"ask":402.0,"ask_size":6.0,"iv":0.1727,"open_interest":23.0,"volume":20.0,"delta":0.506,"gamma":0.0004,"vega":25.2048,"theta":-0.6457,"rho":26.5678,"theo":400.0703,"change":24.34,"open":420.79,"high":420.79,"low":420.79,"tick":"down","last_trade_price":420.79,"last_trade_time":"2026-02-18T10:07:04","percent_change":6.13949,"prev_day_close":410.099990844727},{"option":"SPXW261231P07105000","bid":475.0,"bid_size":6.0,"ask":477.6,"ask_size":6.0,"iv":0.1728,"open_interest":2.0,"volume":0.0,"delta":-0.4957,"gamma":0.0004,"vega":25.2048,"theta":-0.637,"rho":-33.5378,"theo":475.6838,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":447.83,"last_trade_time":"2025-12-29T10:17:07","percent_change":0.0,"prev_day_close":464.900009155273},{"option":"SPXW261231C07110000","bid":396.5,"bid_size":11.0,"ask":399.2,"ask_size":11.0,"iv":0.1725,"open_interest":33.0,"volume":20.0,"delta":0.5042,"gamma":0.0004,"vega":25.2064,"theta":-0.6449,"rho":26.4839,"theo":397.2013,"change":17.28,"open":410.78,"high":410.78,"low":410.78,"tick":"no_change","last_trade_price":410.78,"last_trade_time":"2026-02-18T10:00:49","percent_change":4.39136,"prev_day_close":407.199996948242},{"option":"SPXW261231P07110000","bid":477.0,"bid_size":6.0,"ask":479.5,"ask_size":11.0,"iv":0.1725,"open_interest":10.0,"volume":0.0,"delta":-0.4975,"gamma":0.0004,"vega":25.2064,"theta":-0.6356,"rho":-33.6637,"theo":477.65,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":460.3,"last_trade_time":"2026-01-21T14:29:21","percent_change":0.0,"prev_day_close":466.800003051758},{"option":"SPXW261231C07115000","bid":393.7,"bid_size":6.0,"ask":396.3,"ask_size":6.0,"iv":0.1722,"open_interest":26.0,"volume":20.0,"delta":0.5024,"gamma":0.0004,"vega":25.2075,"theta":-0.644,"rho":26.3999,"theo":394.3411,"change":24.19,"open":414.94,"high":414.94,"low":414.94,"tick":"down","last_trade_price":414.94,"last_trade_time":"2026-02-18T10:07:04","percent_change":6.19066,"prev_day_close":404.350006103516},{"option":"SPXW261231P07115000","bid":478.9,"bid_size":6.0,"ask":481.5,"ask_size":6.0,"iv":0.1722,"open_interest":2.0,"volume":0.0,"delta":-0.4994,"gamma":0.0004,"vega":25.2075,"theta":-0.6342,"rho":-33.7899,"theo":479.625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":453.64,"last_trade_time":"2026-02-09T09:33:19","percent_change":0.0,"prev_day_close":468.75},{"option":"SPXW261231C07120000","bid":390.8,"bid_size":11.0,"ask":393.5,"ask_size":11.0,"iv":0.1718,"open_interest":54.0,"volume":0.0,"delta":0.5005,"gamma":0.0004,"vega":25.2081,"theta":-0.6432,"rho":26.3156,"theo":391.4897,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":433.22,"last_trade_time":"2026-02-09T09:34:32","percent_change":0.0,"prev_day_close":401.400009155273},{"option":"SPXW261231P07120000","bid":480.9,"bid_size":6.0,"ask":483.5,"ask_size":11.0,"iv":0.1719,"open_interest":9.0,"volume":0.0,"delta":-0.5012,"gamma":0.0004,"vega":25.2081,"theta":-0.6328,"rho":-33.9162,"theo":481.6087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":452.63,"last_trade_time":"2026-02-09T09:34:32","percent_change":0.0,"prev_day_close":470.699996948242},{"option":"SPXW261231C07125000","bid":388.0,"bid_size":11.0,"ask":390.6,"ask_size":11.0,"iv":0.1716,"open_interest":30.0,"volume":0.0,"delta":0.4986,"gamma":0.0004,"vega":25.2082,"theta":-0.6423,"rho":26.231,"theo":388.6471,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":430.27,"last_trade_time":"2026-02-09T09:34:33","percent_change":0.0,"prev_day_close":398.5},{"option":"SPXW261231P07125000","bid":482.9,"bid_size":6.0,"ask":485.5,"ask_size":11.0,"iv":0.1717,"open_interest":3.0,"volume":0.0,"delta":-0.5031,"gamma":0.0004,"vega":25.2082,"theta":-0.6314,"rho":-34.0429,"theo":483.6012,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":454.58,"last_trade_time":"2026-02-09T09:34:33","percent_change":0.0,"prev_day_close":472.699996948242},{"option":"SPXW261231C07130000","bid":385.1,"bid_size":11.0,"ask":387.8,"ask_size":11.0,"iv":0.1712,"open_interest":11.0,"volume":0.0,"delta":0.4968,"gamma":0.0004,"vega":25.2078,"theta":-0.6414,"rho":26.1462,"theo":385.8133,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":427.47,"last_trade_time":"2026-02-09T09:34:31","percent_change":0.0,"prev_day_close":395.699996948242},{"option":"SPXW261231P07130000","bid":484.9,"bid_size":6.0,"ask":487.5,"ask_size":11.0,"iv":0.1714,"open_interest":2.0,"volume":0.0,"delta":-0.505,"gamma":0.0004,"vega":25.2078,"theta":-0.63,"rho":-34.1698,"theo":485.6026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":456.6,"last_trade_time":"2026-02-09T09:34:31","percent_change":0.0,"prev_day_close":474.649993896484},{"option":"SPXW261231C07135000","bid":382.3,"bid_size":6.0,"ask":384.9,"ask_size":6.0,"iv":0.171,"open_interest":20.0,"volume":0.0,"delta":0.4949,"gamma":0.0004,"vega":25.2068,"theta":-0.6405,"rho":26.0609,"theo":382.9885,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":421.96,"last_trade_time":"2026-02-09T09:33:17","percent_change":0.0,"prev_day_close":392.850006103516},{"option":"SPXW261231P07135000","bid":486.9,"bid_size":6.0,"ask":489.5,"ask_size":6.0,"iv":0.1711,"open_interest":0.0,"volume":0.0,"delta":-0.5068,"gamma":0.0004,"vega":25.2068,"theta":-0.6285,"rho":-34.2971,"theo":487.6129,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":463.76,"last_trade_time":"2026-02-09T09:33:17","percent_change":0.0,"prev_day_close":476.599990844727},{"option":"SPXW261231C07140000","bid":379.5,"bid_size":11.0,"ask":382.1,"ask_size":11.0,"iv":0.1707,"open_interest":5.0,"volume":0.0,"delta":0.493,"gamma":0.0004,"vega":25.2054,"theta":-0.6396,"rho":25.9753,"theo":380.1726,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":392.38,"last_trade_time":"2026-02-04T12:47:17","percent_change":0.0,"prev_day_close":390.0},{"option":"SPXW261231P07140000","bid":488.9,"bid_size":6.0,"ask":491.5,"ask_size":11.0,"iv":0.1707,"open_interest":8.0,"volume":0.0,"delta":-0.5087,"gamma":0.0004,"vega":25.2054,"theta":-0.627,"rho":-34.4248,"theo":489.6322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":501.92,"last_trade_time":"2026-02-05T14:23:51","percent_change":0.0,"prev_day_close":478.599990844727},{"option":"SPXW261231C07145000","bid":376.7,"bid_size":6.0,"ask":379.3,"ask_size":6.0,"iv":0.1704,"open_interest":3.0,"volume":0.0,"delta":0.4911,"gamma":0.0004,"vega":25.2034,"theta":-0.6387,"rho":25.8893,"theo":377.3659,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":394.66,"last_trade_time":"2026-01-20T09:59:26","percent_change":0.0,"prev_day_close":387.099990844727},{"option":"SPXW261231P07145000","bid":490.9,"bid_size":2.0,"ask":493.5,"ask_size":2.0,"iv":0.1704,"open_interest":0.0,"volume":0.0,"delta":-0.5106,"gamma":0.0004,"vega":25.2034,"theta":-0.6256,"rho":-34.553,"theo":491.6606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":480.599990844727},{"option":"SPXW261231C07150000","bid":373.9,"bid_size":11.0,"ask":376.5,"ask_size":11.0,"iv":0.1701,"open_interest":23.0,"volume":0.0,"delta":0.4893,"gamma":0.0004,"vega":25.2008,"theta":-0.6377,"rho":25.8028,"theo":374.5682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":414.56,"last_trade_time":"2026-02-09T09:35:42","percent_change":0.0,"prev_day_close":384.300003051758},{"option":"SPXW261231P07150000","bid":493.0,"bid_size":2.0,"ask":495.5,"ask_size":7.0,"iv":0.1701,"open_interest":1.0,"volume":0.0,"delta":-0.5125,"gamma":0.0004,"vega":25.2008,"theta":-0.6241,"rho":-34.6816,"theo":493.6981,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":465.12,"last_trade_time":"2026-01-29T12:02:50","percent_change":0.0,"prev_day_close":482.599990844727},{"option":"SPXW261231C07155000","bid":371.1,"bid_size":6.0,"ask":373.7,"ask_size":6.0,"iv":0.1698,"open_interest":2.0,"volume":0.0,"delta":0.4874,"gamma":0.0004,"vega":25.1977,"theta":-0.6368,"rho":25.7157,"theo":371.7798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.68,"last_trade_time":"2026-01-21T09:45:03","percent_change":0.0,"prev_day_close":381.5},{"option":"SPXW261231P07155000","bid":495.0,"bid_size":2.0,"ask":497.6,"ask_size":2.0,"iv":0.1698,"open_interest":0.0,"volume":0.0,"delta":-0.5144,"gamma":0.0004,"vega":25.1977,"theta":-0.6225,"rho":-34.8106,"theo":495.7448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":484.599990844727},{"option":"SPXW261231C07160000","bid":368.3,"bid_size":11.0,"ask":370.9,"ask_size":11.0,"iv":0.1695,"open_interest":3.0,"volume":0.0,"delta":0.4855,"gamma":0.0004,"vega":25.1941,"theta":-0.6358,"rho":25.6282,"theo":369.0006,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":442.32,"last_trade_time":"2026-02-02T10:30:31","percent_change":0.0,"prev_day_close":378.649993896484},{"option":"SPXW261231P07160000","bid":497.1,"bid_size":2.0,"ask":499.6,"ask_size":7.0,"iv":0.1695,"open_interest":1.0,"volume":0.0,"delta":-0.5163,"gamma":0.0004,"vega":25.1941,"theta":-0.621,"rho":-34.9403,"theo":497.8008,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":443.21,"last_trade_time":"2026-02-02T10:30:31","percent_change":0.0,"prev_day_close":486.599990844727},{"option":"SPXW261231C07165000","bid":365.5,"bid_size":6.0,"ask":368.1,"ask_size":6.0,"iv":0.1692,"open_interest":87.0,"volume":0.0,"delta":0.4836,"gamma":0.0004,"vega":25.1898,"theta":-0.6348,"rho":25.5401,"theo":366.2308,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":385.8,"last_trade_time":"2026-02-04T16:03:29","percent_change":0.0,"prev_day_close":375.75},{"option":"SPXW261231P07165000","bid":499.1,"bid_size":2.0,"ask":501.7,"ask_size":2.0,"iv":0.1693,"open_interest":0.0,"volume":0.0,"delta":-0.5182,"gamma":0.0004,"vega":25.1898,"theta":-0.6195,"rho":-35.0705,"theo":499.8661,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":488.649993896484},{"option":"SPXW261231C07170000","bid":362.8,"bid_size":11.0,"ask":365.4,"ask_size":11.0,"iv":0.1689,"open_interest":3.0,"volume":0.0,"delta":0.4817,"gamma":0.0004,"vega":25.185,"theta":-0.6338,"rho":25.4514,"theo":363.4705,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":373.050003051758},{"option":"SPXW261231P07170000","bid":501.2,"bid_size":2.0,"ask":503.8,"ask_size":6.0,"iv":0.169,"open_interest":0.0,"volume":0.0,"delta":-0.5201,"gamma":0.0004,"vega":25.185,"theta":-0.6179,"rho":-35.2012,"theo":501.9409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":490.699996948242},{"option":"SPXW261231C07175000","bid":360.0,"bid_size":11.0,"ask":362.6,"ask_size":11.0,"iv":0.1686,"open_interest":4.0,"volume":7.0,"delta":0.4798,"gamma":0.0004,"vega":25.1796,"theta":-0.6328,"rho":25.3621,"theo":360.7197,"change":19.46,"open":382.47,"high":383.8,"low":376.76,"tick":"down","last_trade_price":376.76,"last_trade_time":"2026-02-18T15:55:13","percent_change":5.4464,"prev_day_close":370.300003051758},{"option":"SPXW261231P07175000","bid":503.3,"bid_size":2.0,"ask":505.8,"ask_size":6.0,"iv":0.1686,"open_interest":1.0,"volume":0.0,"delta":-0.522,"gamma":0.0004,"vega":25.1796,"theta":-0.6163,"rho":-35.3326,"theo":504.0253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":471.69,"last_trade_time":"2026-01-08T12:10:15","percent_change":0.0,"prev_day_close":492.75},{"option":"SPXW261231C07180000","bid":357.3,"bid_size":11.0,"ask":359.9,"ask_size":11.0,"iv":0.1683,"open_interest":4.0,"volume":7.0,"delta":0.4778,"gamma":0.0004,"vega":25.1737,"theta":-0.6317,"rho":25.2721,"theo":357.9785,"change":19.55,"open":379.63,"high":380.95,"low":374.15,"tick":"down","last_trade_price":374.15,"last_trade_time":"2026-02-18T15:55:13","percent_change":5.51326,"prev_day_close":367.5},{"option":"SPXW261231P07180000","bid":505.4,"bid_size":2.0,"ask":507.9,"ask_size":6.0,"iv":0.1684,"open_interest":0.0,"volume":0.0,"delta":-0.5239,"gamma":0.0004,"vega":25.1737,"theta":-0.6147,"rho":-35.4646,"theo":506.1193,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":494.800003051758},{"option":"SPXW261231C07185000","bid":354.5,"bid_size":6.0,"ask":357.1,"ask_size":6.0,"iv":0.168,"open_interest":2.0,"volume":0.0,"delta":0.4759,"gamma":0.0004,"vega":25.1671,"theta":-0.6307,"rho":25.1816,"theo":355.247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":373.8,"last_trade_time":"2026-01-02T14:55:10","percent_change":0.0,"prev_day_close":364.75},{"option":"SPXW261231P07185000","bid":507.5,"bid_size":2.0,"ask":510.0,"ask_size":2.0,"iv":0.1681,"open_interest":0.0,"volume":0.0,"delta":-0.5258,"gamma":0.0004,"vega":25.1671,"theta":-0.6131,"rho":-35.5973,"theo":508.2229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":463.41,"last_trade_time":"2025-12-24T11:47:40","percent_change":0.0,"prev_day_close":496.850006103516},{"option":"SPXW261231C07190000","bid":351.8,"bid_size":11.0,"ask":354.4,"ask_size":11.0,"iv":0.1678,"open_interest":3.0,"volume":0.0,"delta":0.474,"gamma":0.0004,"vega":25.1599,"theta":-0.6296,"rho":25.0904,"theo":352.5254,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":409.1,"last_trade_time":"2026-01-30T15:45:20","percent_change":0.0,"prev_day_close":362.0},{"option":"SPXW261231P07190000","bid":509.6,"bid_size":6.0,"ask":512.1,"ask_size":6.0,"iv":0.1678,"open_interest":0.0,"volume":0.0,"delta":-0.5277,"gamma":0.0004,"vega":25.1599,"theta":-0.6115,"rho":-35.7305,"theo":510.3364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":498.949996948242},{"option":"SPXW261231C07195000","bid":349.1,"bid_size":6.0,"ask":351.7,"ask_size":6.0,"iv":0.1675,"open_interest":3.0,"volume":0.0,"delta":0.4721,"gamma":0.0004,"vega":25.1521,"theta":-0.6285,"rho":24.9986,"theo":349.8136,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":410.1,"last_trade_time":"2026-01-30T10:53:56","percent_change":0.0,"prev_day_close":359.25},{"option":"SPXW261231P07195000","bid":511.7,"bid_size":2.0,"ask":514.3,"ask_size":2.0,"iv":0.1676,"open_interest":0.0,"volume":0.0,"delta":-0.5296,"gamma":0.0004,"vega":25.1521,"theta":-0.6099,"rho":-35.8644,"theo":512.4598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":501.050003051758},{"option":"SPXW261231C07200000","bid":346.4,"bid_size":11.0,"ask":349.0,"ask_size":11.0,"iv":0.1672,"open_interest":352.0,"volume":12.0,"delta":0.4702,"gamma":0.0004,"vega":25.1436,"theta":-0.6274,"rho":24.9063,"theo":347.1118,"change":26.16,"open":371.32,"high":371.32,"low":369.91,"tick":"down","last_trade_price":369.91,"last_trade_time":"2026-02-18T11:23:12","percent_change":7.61018,"prev_day_close":356.5},{"option":"SPXW261231P07200000","bid":513.8,"bid_size":6.0,"ask":516.4,"ask_size":6.0,"iv":0.1672,"open_interest":22.0,"volume":0.0,"delta":-0.5316,"gamma":0.0004,"vega":25.1436,"theta":-0.6082,"rho":-35.9988,"theo":514.5931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":524.92,"last_trade_time":"2026-02-13T10:29:16","percent_change":0.0,"prev_day_close":503.149993896484},{"option":"SPXW261231C07205000","bid":343.7,"bid_size":6.0,"ask":346.3,"ask_size":6.0,"iv":0.1669,"open_interest":0.0,"volume":12.0,"delta":0.4682,"gamma":0.0004,"vega":25.1346,"theta":-0.6263,"rho":24.8133,"theo":344.42,"change":25.95,"open":368.63,"high":368.63,"low":367.1,"tick":"down","last_trade_price":367.1,"last_trade_time":"2026-02-18T11:23:12","percent_change":7.60663,"prev_day_close":353.800003051758},{"option":"SPXW261231P07205000","bid":516.0,"bid_size":2.0,"ask":518.5,"ask_size":2.0,"iv":0.1669,"open_interest":0.0,"volume":0.0,"delta":-0.5335,"gamma":0.0004,"vega":25.1346,"theta":-0.6066,"rho":-36.1338,"theo":516.7365,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":505.25},{"option":"SPXW261231C07210000","bid":341.0,"bid_size":11.0,"ask":343.6,"ask_size":11.0,"iv":0.1666,"open_interest":1.0,"volume":0.0,"delta":0.4663,"gamma":0.0004,"vega":25.1249,"theta":-0.6252,"rho":24.7198,"theo":341.7384,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":359.41,"last_trade_time":"2026-01-20T09:39:30","percent_change":0.0,"prev_day_close":351.050003051758},{"option":"SPXW261231P07210000","bid":518.1,"bid_size":6.0,"ask":520.7,"ask_size":6.0,"iv":0.1666,"open_interest":0.0,"volume":0.0,"delta":-0.5355,"gamma":0.0004,"vega":25.1249,"theta":-0.6049,"rho":-36.2694,"theo":518.8901,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":507.350006103516},{"option":"SPXW261231C07215000","bid":338.3,"bid_size":6.0,"ask":340.9,"ask_size":6.0,"iv":0.1663,"open_interest":0.0,"volume":0.0,"delta":0.4643,"gamma":0.0004,"vega":25.1146,"theta":-0.6241,"rho":24.6258,"theo":339.0671,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":348.400009155273},{"option":"SPXW261231P07215000","bid":520.3,"bid_size":2.0,"ask":522.8,"ask_size":2.0,"iv":0.1663,"open_interest":0.0,"volume":0.0,"delta":-0.5374,"gamma":0.0004,"vega":25.1146,"theta":-0.6032,"rho":-36.4055,"theo":521.0539,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":509.450012207031},{"option":"SPXW261231C07220000","bid":335.7,"bid_size":11.0,"ask":338.2,"ask_size":11.0,"iv":0.166,"open_interest":0.0,"volume":0.0,"delta":0.4624,"gamma":0.0004,"vega":25.1036,"theta":-0.6229,"rho":24.5313,"theo":336.406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":345.649993896484},{"option":"SPXW261231P07220000","bid":522.4,"bid_size":6.0,"ask":525.0,"ask_size":6.0,"iv":0.166,"open_interest":0.0,"volume":0.0,"delta":-0.5394,"gamma":0.0004,"vega":25.1036,"theta":-0.6015,"rho":-36.5421,"theo":523.228,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":511.599990844727},{"option":"SPXW261231C07225000","bid":333.0,"bid_size":11.0,"ask":335.6,"ask_size":11.0,"iv":0.1657,"open_interest":88.0,"volume":0.0,"delta":0.4604,"gamma":0.0004,"vega":25.0921,"theta":-0.6217,"rho":24.4365,"theo":333.7553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":386.27,"last_trade_time":"2026-01-14T10:28:43","percent_change":0.0,"prev_day_close":342.949996948242},{"option":"SPXW261231P07225000","bid":524.6,"bid_size":6.0,"ask":527.2,"ask_size":6.0,"iv":0.1658,"open_interest":10.0,"volume":0.0,"delta":-0.5413,"gamma":0.0004,"vega":25.0921,"theta":-0.5997,"rho":-36.679,"theo":525.4124,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":471.34,"last_trade_time":"2026-01-12T10:09:04","percent_change":0.0,"prev_day_close":513.75},{"option":"SPXW261231C07230000","bid":330.4,"bid_size":11.0,"ask":332.9,"ask_size":11.0,"iv":0.1655,"open_interest":0.0,"volume":0.0,"delta":0.4585,"gamma":0.0004,"vega":25.08,"theta":-0.6205,"rho":24.3415,"theo":331.1151,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":372.71,"last_trade_time":"2026-01-05T10:01:49","percent_change":0.0,"prev_day_close":340.300003051758},{"option":"SPXW261231P07230000","bid":526.8,"bid_size":6.0,"ask":529.4,"ask_size":6.0,"iv":0.1655,"open_interest":0.0,"volume":0.0,"delta":-0.5432,"gamma":0.0004,"vega":25.08,"theta":-0.598,"rho":-36.816,"theo":527.6073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":515.849975585938},{"option":"SPXW261231C07235000","bid":327.7,"bid_size":6.0,"ask":330.3,"ask_size":6.0,"iv":0.1652,"open_interest":4.0,"volume":0.0,"delta":0.4565,"gamma":0.0004,"vega":25.0672,"theta":-0.6193,"rho":24.2459,"theo":328.4853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":386.8,"last_trade_time":"2026-02-02T09:48:00","percent_change":0.0,"prev_day_close":337.599990844727},{"option":"SPXW261231P07235000","bid":529.0,"bid_size":2.0,"ask":531.6,"ask_size":2.0,"iv":0.1652,"open_interest":0.0,"volume":0.0,"delta":-0.5452,"gamma":0.0004,"vega":25.0672,"theta":-0.5962,"rho":-36.9537,"theo":529.8127,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":518.100006103516},{"option":"SPXW261231C07240000","bid":325.1,"bid_size":11.0,"ask":327.7,"ask_size":11.0,"iv":0.1649,"open_interest":4.0,"volume":0.0,"delta":0.4546,"gamma":0.0004,"vega":25.0538,"theta":-0.6181,"rho":24.1501,"theo":325.8662,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":390.41,"last_trade_time":"2026-01-30T09:38:32","percent_change":0.0,"prev_day_close":334.949996948242},{"option":"SPXW261231P07240000","bid":531.2,"bid_size":6.0,"ask":533.8,"ask_size":6.0,"iv":0.1649,"open_interest":0.0,"volume":0.0,"delta":-0.5472,"gamma":0.0004,"vega":25.0538,"theta":-0.5945,"rho":-37.0916,"theo":532.0287,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":520.299987792969},{"option":"SPXW261231C07245000","bid":322.5,"bid_size":6.0,"ask":325.1,"ask_size":6.0,"iv":0.1646,"open_interest":3.0,"volume":0.0,"delta":0.4526,"gamma":0.0004,"vega":25.0398,"theta":-0.6169,"rho":24.0541,"theo":323.2577,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":337.95,"last_trade_time":"2026-01-20T10:00:22","percent_change":0.0,"prev_day_close":332.300003051758},{"option":"SPXW261231P07245000","bid":533.5,"bid_size":2.0,"ask":536.0,"ask_size":2.0,"iv":0.1646,"open_interest":0.0,"volume":0.0,"delta":-0.5491,"gamma":0.0004,"vega":25.0398,"theta":-0.5927,"rho":-37.2297,"theo":534.2554,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":522.5},{"option":"SPXW261231C07250000","bid":319.9,"bid_size":11.0,"ask":322.5,"ask_size":11.0,"iv":0.1643,"open_interest":254.0,"volume":0.0,"delta":0.4506,"gamma":0.0004,"vega":25.0252,"theta":-0.6156,"rho":23.9579,"theo":320.6598,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":333.33,"last_trade_time":"2026-02-12T12:07:12","percent_change":0.0,"prev_day_close":329.699996948242},{"option":"SPXW261231P07250000","bid":535.7,"bid_size":6.0,"ask":538.3,"ask_size":6.0,"iv":0.1644,"open_interest":4.0,"volume":0.0,"delta":-0.5511,"gamma":0.0004,"vega":25.0252,"theta":-0.5909,"rho":-37.3679,"theo":536.4927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":503.99,"last_trade_time":"2026-01-05T14:00:16","percent_change":0.0,"prev_day_close":524.700012207031},{"option":"SPXW261231C07255000","bid":317.3,"bid_size":6.0,"ask":319.9,"ask_size":6.0,"iv":0.164,"open_interest":243.0,"volume":0.0,"delta":0.4486,"gamma":0.0004,"vega":25.0101,"theta":-0.6144,"rho":23.8616,"theo":318.0728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":330.68,"last_trade_time":"2026-02-12T12:07:12","percent_change":0.0,"prev_day_close":327.099990844727},{"option":"SPXW261231P07255000","bid":537.9,"bid_size":2.0,"ask":540.5,"ask_size":2.0,"iv":0.164,"open_interest":0.0,"volume":0.0,"delta":-0.5531,"gamma":0.0004,"vega":25.0101,"theta":-0.589,"rho":-37.5063,"theo":538.7408,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":526.899993896484},{"option":"SPXW261231C07260000","bid":314.7,"bid_size":11.0,"ask":317.3,"ask_size":11.0,"iv":0.1637,"open_interest":3.0,"volume":0.0,"delta":0.4467,"gamma":0.0004,"vega":24.9944,"theta":-0.6131,"rho":23.7653,"theo":315.4965,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":361.67,"last_trade_time":"2025-12-30T13:49:10","percent_change":0.0,"prev_day_close":324.5},{"option":"SPXW261231P07260000","bid":540.2,"bid_size":6.0,"ask":542.8,"ask_size":6.0,"iv":0.1638,"open_interest":4.0,"volume":0.0,"delta":-0.5551,"gamma":0.0004,"vega":24.9944,"theta":-0.5872,"rho":-37.6447,"theo":540.9996,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":544.35,"last_trade_time":"2026-01-20T09:41:26","percent_change":0.0,"prev_day_close":529.100006103516},{"option":"SPXW261231C07265000","bid":312.2,"bid_size":6.0,"ask":314.8,"ask_size":6.0,"iv":0.1635,"open_interest":11.0,"volume":0.0,"delta":0.4447,"gamma":0.0004,"vega":24.978,"theta":-0.6118,"rho":23.6689,"theo":312.931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.88,"last_trade_time":"2026-01-20T09:44:00","percent_change":0.0,"prev_day_close":321.850006103516},{"option":"SPXW261231P07265000","bid":542.5,"bid_size":2.0,"ask":545.0,"ask_size":2.0,"iv":0.1635,"open_interest":0.0,"volume":0.0,"delta":-0.557,"gamma":0.0004,"vega":24.978,"theta":-0.5854,"rho":-37.7832,"theo":543.2693,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":531.350006103516},{"option":"SPXW261231C07270000","bid":309.6,"bid_size":11.0,"ask":312.2,"ask_size":11.0,"iv":0.1632,"open_interest":3.0,"volume":0.0,"delta":0.4427,"gamma":0.0004,"vega":24.9611,"theta":-0.6105,"rho":23.5724,"theo":310.3764,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":308.91,"last_trade_time":"2026-01-20T14:00:49","percent_change":0.0,"prev_day_close":319.300003051758},{"option":"SPXW261231P07270000","bid":544.8,"bid_size":6.0,"ask":547.3,"ask_size":6.0,"iv":0.1632,"open_interest":0.0,"volume":0.0,"delta":-0.559,"gamma":0.0004,"vega":24.9611,"theta":-0.5835,"rho":-37.9217,"theo":545.5499,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":533.600006103516},{"option":"SPXW261231C07275000","bid":307.1,"bid_size":11.0,"ask":309.7,"ask_size":11.0,"iv":0.1629,"open_interest":3.0,"volume":0.0,"delta":0.4407,"gamma":0.0004,"vega":24.9437,"theta":-0.6092,"rho":23.476,"theo":307.8328,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":354.01,"last_trade_time":"2025-12-30T13:50:00","percent_change":0.0,"prev_day_close":316.699996948242},{"option":"SPXW261231P07275000","bid":547.1,"bid_size":6.0,"ask":549.6,"ask_size":6.0,"iv":0.1629,"open_interest":46.0,"volume":0.0,"delta":-0.561,"gamma":0.0004,"vega":24.9437,"theta":-0.5816,"rho":-38.0603,"theo":547.8413,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":500.11,"last_trade_time":"2025-12-26T09:50:21","percent_change":0.0,"prev_day_close":535.850006103516},{"option":"SPXW261231C07280000","bid":304.5,"bid_size":11.0,"ask":307.1,"ask_size":11.0,"iv":0.1626,"open_interest":78.0,"volume":0.0,"delta":0.4387,"gamma":0.0004,"vega":24.9256,"theta":-0.6078,"rho":23.3795,"theo":305.3001,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":339.44,"last_trade_time":"2026-01-02T09:55:58","percent_change":0.0,"prev_day_close":314.099990844727},{"option":"SPXW261231P07280000","bid":549.4,"bid_size":6.0,"ask":551.9,"ask_size":6.0,"iv":0.1626,"open_interest":0.0,"volume":0.0,"delta":-0.563,"gamma":0.0004,"vega":24.9256,"theta":-0.5797,"rho":-38.1988,"theo":550.1438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":538.100006103516},{"option":"SPXW261231C07285000","bid":302.0,"bid_size":6.0,"ask":304.6,"ask_size":6.0,"iv":0.1623,"open_interest":40.0,"volume":0.0,"delta":0.4367,"gamma":0.0004,"vega":24.907,"theta":-0.6065,"rho":23.283,"theo":302.7784,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":341.38,"last_trade_time":"2025-12-29T12:30:39","percent_change":0.0,"prev_day_close":311.550003051758},{"option":"SPXW261231P07285000","bid":551.7,"bid_size":2.0,"ask":554.2,"ask_size":2.0,"iv":0.1623,"open_interest":0.0,"volume":0.0,"delta":-0.565,"gamma":0.0004,"vega":24.907,"theta":-0.5778,"rho":-38.3374,"theo":552.4573,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":540.399993896484},{"option":"SPXW261231C07290000","bid":299.5,"bid_size":11.0,"ask":302.1,"ask_size":11.0,"iv":0.162,"open_interest":164.0,"volume":0.0,"delta":0.4347,"gamma":0.0004,"vega":24.8879,"theta":-0.6051,"rho":23.1866,"theo":300.2678,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":338.71,"last_trade_time":"2025-12-29T12:29:34","percent_change":0.0,"prev_day_close":309.0},{"option":"SPXW261231P07290000","bid":554.0,"bid_size":6.0,"ask":556.6,"ask_size":6.0,"iv":0.1621,"open_interest":0.0,"volume":0.0,"delta":-0.567,"gamma":0.0004,"vega":24.8879,"theta":-0.5759,"rho":-38.476,"theo":554.7818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":542.700012207031},{"option":"SPXW261231C07295000","bid":297.0,"bid_size":6.0,"ask":299.6,"ask_size":6.0,"iv":0.1617,"open_interest":33.0,"volume":0.0,"delta":0.4327,"gamma":0.0004,"vega":24.8681,"theta":-0.6037,"rho":23.09,"theo":297.7682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":370.3,"last_trade_time":"2026-01-07T13:15:31","percent_change":0.0,"prev_day_close":306.5},{"option":"SPXW261231P07295000","bid":556.3,"bid_size":2.0,"ask":558.9,"ask_size":2.0,"iv":0.1618,"open_interest":0.0,"volume":0.0,"delta":-0.569,"gamma":0.0004,"vega":24.8681,"theta":-0.574,"rho":-38.6146,"theo":557.1174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":545.0},{"option":"SPXW261231C07300000","bid":294.5,"bid_size":12.0,"ask":297.1,"ask_size":12.0,"iv":0.1615,"open_interest":484.0,"volume":0.0,"delta":0.4307,"gamma":0.0004,"vega":24.8478,"theta":-0.6023,"rho":22.9934,"theo":295.2799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":278.56,"last_trade_time":"2026-02-17T09:52:40","percent_change":0.0,"prev_day_close":304.0},{"option":"SPXW261231P07300000","bid":558.7,"bid_size":6.0,"ask":561.2,"ask_size":6.0,"iv":0.1615,"open_interest":75.0,"volume":0.0,"delta":-0.571,"gamma":0.0004,"vega":24.8478,"theta":-0.572,"rho":-38.7532,"theo":559.4642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":591.91,"last_trade_time":"2026-02-17T09:52:40","percent_change":0.0,"prev_day_close":547.299987792969},{"option":"SPXW261231C07305000","bid":292.1,"bid_size":6.0,"ask":294.6,"ask_size":6.0,"iv":0.1612,"open_interest":80.0,"volume":0.0,"delta":0.4287,"gamma":0.0004,"vega":24.8269,"theta":-0.6009,"rho":22.8967,"theo":292.8027,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":369.3,"last_trade_time":"2026-01-28T15:52:11","percent_change":0.0,"prev_day_close":301.400009155273},{"option":"SPXW261231P07305000","bid":561.1,"bid_size":2.0,"ask":563.6,"ask_size":2.0,"iv":0.1612,"open_interest":0.0,"volume":0.0,"delta":-0.573,"gamma":0.0004,"vega":24.8269,"theta":-0.5701,"rho":-38.892,"theo":561.8222,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":549.600006103516},{"option":"SPXW261231C07310000","bid":289.6,"bid_size":12.0,"ask":292.2,"ask_size":12.0,"iv":0.161,"open_interest":44.0,"volume":0.0,"delta":0.4267,"gamma":0.0004,"vega":24.8054,"theta":-0.5995,"rho":22.7999,"theo":290.3368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":329.64,"last_trade_time":"2026-02-11T10:34:05","percent_change":0.0,"prev_day_close":298.900009155273},{"option":"SPXW261231P07310000","bid":563.4,"bid_size":6.0,"ask":566.0,"ask_size":6.0,"iv":0.161,"open_interest":0.0,"volume":0.0,"delta":-0.575,"gamma":0.0004,"vega":24.8054,"theta":-0.5681,"rho":-39.031,"theo":564.1914,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":551.949981689453},{"option":"SPXW261231C07315000","bid":287.2,"bid_size":6.0,"ask":289.7,"ask_size":6.0,"iv":0.1607,"open_interest":17.0,"volume":0.0,"delta":0.4247,"gamma":0.0004,"vega":24.7833,"theta":-0.5981,"rho":22.7028,"theo":287.8822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":354.4,"last_trade_time":"2026-01-16T09:52:47","percent_change":0.0,"prev_day_close":296.449996948242},{"option":"SPXW261231P07315000","bid":565.8,"bid_size":2.0,"ask":568.4,"ask_size":2.0,"iv":0.1607,"open_interest":0.0,"volume":0.0,"delta":-0.5771,"gamma":0.0004,"vega":24.7833,"theta":-0.5661,"rho":-39.1701,"theo":566.572,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":554.299987792969},{"option":"SPXW261231C07320000","bid":284.7,"bid_size":12.0,"ask":287.3,"ask_size":12.0,"iv":0.1604,"open_interest":25.0,"volume":0.0,"delta":0.4227,"gamma":0.0004,"vega":24.7606,"theta":-0.5966,"rho":22.6056,"theo":285.439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":277.28,"last_trade_time":"2026-01-20T16:00:07","percent_change":0.0,"prev_day_close":294.0},{"option":"SPXW261231P07320000","bid":568.2,"bid_size":6.0,"ask":570.8,"ask_size":6.0,"iv":0.1604,"open_interest":0.0,"volume":0.0,"delta":-0.5791,"gamma":0.0004,"vega":24.7606,"theta":-0.5641,"rho":-39.3094,"theo":568.9639,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":556.649993896484},{"option":"SPXW261231C07325000","bid":282.3,"bid_size":12.0,"ask":284.8,"ask_size":12.0,"iv":0.1601,"open_interest":4.0,"volume":0.0,"delta":0.4206,"gamma":0.0004,"vega":24.7372,"theta":-0.5952,"rho":22.5081,"theo":283.0072,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":359.37,"last_trade_time":"2026-01-15T12:51:45","percent_change":0.0,"prev_day_close":291.5},{"option":"SPXW261231P07325000","bid":570.6,"bid_size":6.0,"ask":573.2,"ask_size":6.0,"iv":0.1601,"open_interest":12.0,"volume":0.0,"delta":-0.5811,"gamma":0.0004,"vega":24.7372,"theta":-0.5621,"rho":-39.449,"theo":571.3673,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":570.08,"last_trade_time":"2026-01-20T09:45:57","percent_change":0.0,"prev_day_close":559.0},{"option":"SPXW261231C07330000","bid":279.9,"bid_size":12.0,"ask":282.4,"ask_size":12.0,"iv":0.1599,"open_interest":3.0,"volume":0.0,"delta":0.4186,"gamma":0.0004,"vega":24.7132,"theta":-0.5937,"rho":22.4102,"theo":280.587,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":304.38,"last_trade_time":"2026-01-02T10:17:35","percent_change":0.0,"prev_day_close":289.050003051758},{"option":"SPXW261231P07330000","bid":573.0,"bid_size":6.0,"ask":575.6,"ask_size":6.0,"iv":0.1599,"open_interest":0.0,"volume":0.0,"delta":-0.5831,"gamma":0.0004,"vega":24.7132,"theta":-0.5601,"rho":-39.5889,"theo":573.7822,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":561.399993896484},{"option":"SPXW261231C07335000","bid":277.5,"bid_size":6.0,"ask":280.0,"ask_size":6.0,"iv":0.1596,"open_interest":4.0,"volume":0.0,"delta":0.4166,"gamma":0.0004,"vega":24.6885,"theta":-0.5922,"rho":22.312,"theo":278.1783,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":267.8,"last_trade_time":"2026-02-05T10:39:28","percent_change":0.0,"prev_day_close":286.599990844727},{"option":"SPXW261231P07335000","bid":575.5,"bid_size":2.0,"ask":578.0,"ask_size":2.0,"iv":0.1596,"open_interest":0.0,"volume":0.0,"delta":-0.5852,"gamma":0.0004,"vega":24.6885,"theta":-0.558,"rho":-39.7292,"theo":576.2087,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":563.75},{"option":"SPXW261231C07340000","bid":275.1,"bid_size":12.0,"ask":277.6,"ask_size":12.0,"iv":0.1593,"open_interest":0.0,"volume":0.0,"delta":0.4146,"gamma":0.0004,"vega":24.6631,"theta":-0.5907,"rho":22.2133,"theo":275.7814,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":284.149993896484},{"option":"SPXW261231P07340000","bid":577.9,"bid_size":6.0,"ask":580.7,"ask_size":6.0,"iv":0.1593,"open_interest":0.0,"volume":0.0,"delta":-0.5872,"gamma":0.0004,"vega":24.6631,"theta":-0.556,"rho":-39.87,"theo":578.6469,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":566.149993896484},{"option":"SPXW261231C07345000","bid":272.7,"bid_size":6.0,"ask":275.2,"ask_size":6.0,"iv":0.159,"open_interest":0.0,"volume":0.0,"delta":0.4125,"gamma":0.0004,"vega":24.6371,"theta":-0.5892,"rho":22.1142,"theo":273.3961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":281.75},{"option":"SPXW261231P07345000","bid":580.4,"bid_size":2.0,"ask":582.9,"ask_size":2.0,"iv":0.1591,"open_interest":0.0,"volume":0.0,"delta":-0.5892,"gamma":0.0004,"vega":24.6371,"theta":-0.5539,"rho":-40.0111,"theo":581.0968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":568.600006103516},{"option":"SPXW261231C07350000","bid":270.3,"bid_size":12.0,"ask":272.9,"ask_size":12.0,"iv":0.1588,"open_interest":131.0,"volume":0.0,"delta":0.4105,"gamma":0.0004,"vega":24.6103,"theta":-0.5876,"rho":22.0146,"theo":271.0227,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":259.42,"last_trade_time":"2026-02-05T15:42:58","percent_change":0.0,"prev_day_close":279.350006103516},{"option":"SPXW261231P07350000","bid":582.8,"bid_size":6.0,"ask":585.4,"ask_size":6.0,"iv":0.1588,"open_interest":95.0,"volume":0.0,"delta":-0.5913,"gamma":0.0004,"vega":24.6103,"theta":-0.5518,"rho":-40.1528,"theo":583.5585,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":585.5,"last_trade_time":"2026-02-12T12:17:11","percent_change":0.0,"prev_day_close":571.0},{"option":"SPXW261231C07355000","bid":268.0,"bid_size":6.0,"ask":270.5,"ask_size":6.0,"iv":0.1585,"open_interest":1.0,"volume":0.0,"delta":0.4084,"gamma":0.0004,"vega":24.5828,"theta":-0.5861,"rho":21.9145,"theo":268.6613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":297.5,"last_trade_time":"2026-01-02T10:11:25","percent_change":0.0,"prev_day_close":276.949996948242},{"option":"SPXW261231P07355000","bid":585.3,"bid_size":2.0,"ask":588.1,"ask_size":2.0,"iv":0.1585,"open_interest":0.0,"volume":0.0,"delta":-0.5933,"gamma":0.0004,"vega":24.5828,"theta":-0.5497,"rho":-40.295,"theo":586.0322,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":573.5},{"option":"SPXW261231C07360000","bid":265.6,"bid_size":12.0,"ask":268.2,"ask_size":12.0,"iv":0.1582,"open_interest":2.0,"volume":0.0,"delta":0.4064,"gamma":0.0004,"vega":24.5545,"theta":-0.5846,"rho":21.8138,"theo":266.3118,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":324.29,"last_trade_time":"2026-02-02T09:53:50","percent_change":0.0,"prev_day_close":274.550003051758},{"option":"SPXW261231P07360000","bid":587.8,"bid_size":6.0,"ask":590.3,"ask_size":6.0,"iv":0.1583,"open_interest":0.0,"volume":0.0,"delta":-0.5953,"gamma":0.0004,"vega":24.5545,"theta":-0.5476,"rho":-40.4378,"theo":588.5179,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":575.899993896484},{"option":"SPXW261231C07365000","bid":263.3,"bid_size":6.0,"ask":265.8,"ask_size":6.0,"iv":0.158,"open_interest":0.0,"volume":0.0,"delta":0.4044,"gamma":0.0004,"vega":24.5255,"theta":-0.583,"rho":21.7126,"theo":263.9745,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":272.149993896484},{"option":"SPXW261231P07365000","bid":590.3,"bid_size":2.0,"ask":593.1,"ask_size":2.0,"iv":0.158,"open_interest":0.0,"volume":0.0,"delta":-0.5974,"gamma":0.0004,"vega":24.5255,"theta":-0.5455,"rho":-40.581,"theo":591.0157,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":578.350006103516},{"option":"SPXW261231C07370000","bid":261.0,"bid_size":12.0,"ask":263.5,"ask_size":12.0,"iv":0.1577,"open_interest":0.0,"volume":0.0,"delta":0.4023,"gamma":0.0004,"vega":24.4957,"theta":-0.5814,"rho":21.6109,"theo":261.6493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":269.800003051758},{"option":"SPXW261231P07370000","bid":592.8,"bid_size":6.0,"ask":595.4,"ask_size":6.0,"iv":0.1577,"open_interest":0.0,"volume":0.0,"delta":-0.5994,"gamma":0.0004,"vega":24.4957,"theta":-0.5433,"rho":-40.7249,"theo":593.5257,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":580.850006103516},{"option":"SPXW261231C07375000","bid":258.7,"bid_size":12.0,"ask":261.2,"ask_size":12.0,"iv":0.1574,"open_interest":8.0,"volume":0.0,"delta":0.4003,"gamma":0.0004,"vega":24.4652,"theta":-0.5798,"rho":21.5086,"theo":259.3364,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":310.46,"last_trade_time":"2026-02-02T09:42:48","percent_change":0.0,"prev_day_close":267.449996948242},{"option":"SPXW261231P07375000","bid":595.4,"bid_size":6.0,"ask":597.9,"ask_size":6.0,"iv":0.1575,"open_interest":0.0,"volume":0.0,"delta":-0.6015,"gamma":0.0004,"vega":24.4652,"theta":-0.5412,"rho":-40.8692,"theo":596.0479,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":583.350006103516},{"option":"SPXW261231C07380000","bid":256.4,"bid_size":12.0,"ask":258.9,"ask_size":12.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":0.3982,"gamma":0.0004,"vega":24.4338,"theta":-0.5782,"rho":21.4058,"theo":257.0359,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":265.149993896484},{"option":"SPXW261231P07380000","bid":597.9,"bid_size":6.0,"ask":600.4,"ask_size":6.0,"iv":0.1572,"open_interest":0.0,"volume":0.0,"delta":-0.6035,"gamma":0.0004,"vega":24.4338,"theta":-0.539,"rho":-41.0141,"theo":598.5825,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":585.850006103516},{"option":"SPXW261231C07385000","bid":254.1,"bid_size":6.0,"ask":256.6,"ask_size":6.0,"iv":0.1569,"open_interest":0.0,"volume":0.0,"delta":0.3962,"gamma":0.0004,"vega":24.4017,"theta":-0.5766,"rho":21.3025,"theo":254.7477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":262.800003051758},{"option":"SPXW261231P07385000","bid":600.5,"bid_size":2.0,"ask":603.1,"ask_size":2.0,"iv":0.1569,"open_interest":0.0,"volume":0.0,"delta":-0.6056,"gamma":0.0004,"vega":24.4017,"theta":-0.5368,"rho":-41.1594,"theo":601.1296,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":588.350006103516},{"option":"SPXW261231C07390000","bid":251.8,"bid_size":12.0,"ask":254.3,"ask_size":12.0,"iv":0.1567,"open_interest":7.0,"volume":0.0,"delta":0.3941,"gamma":0.0004,"vega":24.3688,"theta":-0.575,"rho":21.1988,"theo":252.4721,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":315.5,"last_trade_time":"2026-01-16T09:51:16","percent_change":0.0,"prev_day_close":260.5},{"option":"SPXW261231P07390000","bid":603.0,"bid_size":6.0,"ask":605.5,"ask_size":6.0,"iv":0.1567,"open_interest":8.0,"volume":0.0,"delta":-0.6076,"gamma":0.0004,"vega":24.3688,"theta":-0.5346,"rho":-41.3052,"theo":603.6891,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":554.1,"last_trade_time":"2025-12-26T12:34:19","percent_change":0.0,"prev_day_close":590.899993896484},{"option":"SPXW261231C07395000","bid":249.6,"bid_size":6.0,"ask":252.1,"ask_size":6.0,"iv":0.1564,"open_interest":1.0,"volume":0.0,"delta":0.3921,"gamma":0.0004,"vega":24.3352,"theta":-0.5733,"rho":21.0947,"theo":250.2091,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":297.56,"last_trade_time":"2026-01-14T10:40:37","percent_change":0.0,"prev_day_close":258.199996948242},{"option":"SPXW261231P07395000","bid":605.6,"bid_size":2.0,"ask":608.1,"ask_size":2.0,"iv":0.1564,"open_interest":10.0,"volume":0.0,"delta":-0.6096,"gamma":0.0004,"vega":24.3352,"theta":-0.5324,"rho":-41.4514,"theo":606.2613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":561.75,"last_trade_time":"2026-01-06T10:02:42","percent_change":0.0,"prev_day_close":593.399993896484},{"option":"SPXW261231C07400000","bid":247.3,"bid_size":12.0,"ask":249.8,"ask_size":12.0,"iv":0.1561,"open_interest":806.0,"volume":0.0,"delta":0.39,"gamma":0.0004,"vega":24.3008,"theta":-0.5716,"rho":20.9902,"theo":247.9588,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":238.68,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":255.900001525879},{"option":"SPXW261231P07400000","bid":608.2,"bid_size":6.0,"ask":610.7,"ask_size":6.0,"iv":0.1562,"open_interest":14.0,"volume":0.0,"delta":-0.6117,"gamma":0.0004,"vega":24.3008,"theta":-0.5302,"rho":-41.598,"theo":608.846,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":550.63,"last_trade_time":"2026-01-30T10:43:00","percent_change":0.0,"prev_day_close":595.949981689453},{"option":"SPXW261231C07405000","bid":245.1,"bid_size":6.0,"ask":247.6,"ask_size":6.0,"iv":0.1559,"open_interest":2.0,"volume":0.0,"delta":0.388,"gamma":0.0004,"vega":24.2657,"theta":-0.57,"rho":20.8858,"theo":245.7211,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":291.67,"last_trade_time":"2026-02-02T09:35:00","percent_change":0.0,"prev_day_close":253.650001525879},{"option":"SPXW261231P07405000","bid":610.8,"bid_size":2.0,"ask":613.3,"ask_size":2.0,"iv":0.1559,"open_interest":0.0,"volume":0.0,"delta":-0.6138,"gamma":0.0004,"vega":24.2657,"theta":-0.528,"rho":-41.7445,"theo":611.4435,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":598.5},{"option":"SPXW261231C07410000","bid":242.9,"bid_size":12.0,"ask":245.3,"ask_size":6.0,"iv":0.1556,"open_interest":3.0,"volume":0.0,"delta":0.3859,"gamma":0.0004,"vega":24.2298,"theta":-0.5683,"rho":20.7809,"theo":243.4961,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":257.58,"last_trade_time":"2026-02-06T09:39:38","percent_change":0.0,"prev_day_close":251.349998474121},{"option":"SPXW261231P07410000","bid":613.4,"bid_size":6.0,"ask":615.9,"ask_size":6.0,"iv":0.1556,"open_interest":0.0,"volume":0.0,"delta":-0.6158,"gamma":0.0004,"vega":24.2298,"theta":-0.5258,"rho":-41.8915,"theo":614.0537,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":601.100006103516},{"option":"SPXW261231C07415000","bid":240.6,"bid_size":7.0,"ask":243.2,"ask_size":7.0,"iv":0.1554,"open_interest":4.0,"volume":0.0,"delta":0.3839,"gamma":0.0004,"vega":24.1933,"theta":-0.5666,"rho":20.6758,"theo":241.284,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":306.11,"last_trade_time":"2026-01-15T10:51:37","percent_change":0.0,"prev_day_close":249.099998474121},{"option":"SPXW261231P07415000","bid":616.0,"bid_size":2.0,"ask":618.5,"ask_size":2.0,"iv":0.1554,"open_interest":0.0,"volume":0.0,"delta":-0.6179,"gamma":0.0004,"vega":24.1933,"theta":-0.5235,"rho":-42.0386,"theo":616.6767,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":603.649993896484},{"option":"SPXW261231C07420000","bid":238.4,"bid_size":13.0,"ask":241.0,"ask_size":13.0,"iv":0.1551,"open_interest":8.0,"volume":0.0,"delta":0.3818,"gamma":0.0004,"vega":24.156,"theta":-0.5649,"rho":20.5707,"theo":239.0847,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":285.69,"last_trade_time":"2026-01-08T14:43:31","percent_change":0.0,"prev_day_close":246.900001525879},{"option":"SPXW261231P07420000","bid":618.7,"bid_size":6.0,"ask":621.2,"ask_size":6.0,"iv":0.1551,"open_interest":0.0,"volume":0.0,"delta":-0.6199,"gamma":0.0004,"vega":24.156,"theta":-0.5212,"rho":-42.1858,"theo":619.3126,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":606.25},{"option":"SPXW261231C07425000","bid":236.3,"bid_size":13.0,"ask":238.8,"ask_size":13.0,"iv":0.1549,"open_interest":6.0,"volume":0.0,"delta":0.3797,"gamma":0.0004,"vega":24.1181,"theta":-0.5632,"rho":20.4657,"theo":236.8983,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":254.73,"last_trade_time":"2026-01-21T14:33:19","percent_change":0.0,"prev_day_close":244.650001525879},{"option":"SPXW261231P07425000","bid":621.3,"bid_size":6.0,"ask":623.8,"ask_size":6.0,"iv":0.1549,"open_interest":0.0,"volume":0.0,"delta":-0.622,"gamma":0.0004,"vega":24.1181,"theta":-0.519,"rho":-42.3329,"theo":621.9613,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":608.850006103516},{"option":"SPXW261231C07430000","bid":234.1,"bid_size":13.0,"ask":236.6,"ask_size":13.0,"iv":0.1546,"open_interest":2.0,"volume":0.0,"delta":0.3777,"gamma":0.0004,"vega":24.0796,"theta":-0.5614,"rho":20.3607,"theo":234.7248,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":287.32,"last_trade_time":"2026-01-30T09:32:50","percent_change":0.0,"prev_day_close":242.450004577637},{"option":"SPXW261231P07430000","bid":624.0,"bid_size":6.0,"ask":626.5,"ask_size":6.0,"iv":0.1546,"open_interest":0.0,"volume":0.0,"delta":-0.624,"gamma":0.0004,"vega":24.0796,"theta":-0.5167,"rho":-42.48,"theo":624.6229,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":611.5},{"option":"SPXW261231C07435000","bid":231.9,"bid_size":7.0,"ask":234.4,"ask_size":7.0,"iv":0.1543,"open_interest":0.0,"volume":0.0,"delta":0.3756,"gamma":0.0004,"vega":24.0404,"theta":-0.5597,"rho":20.2558,"theo":232.5642,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":240.199996948242},{"option":"SPXW261231P07435000","bid":626.6,"bid_size":2.0,"ask":629.2,"ask_size":2.0,"iv":0.1544,"open_interest":0.0,"volume":0.0,"delta":-0.6261,"gamma":0.0004,"vega":24.0404,"theta":-0.5144,"rho":-42.627,"theo":627.2975,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":614.0},{"option":"SPXW261231C07440000","bid":229.8,"bid_size":13.0,"ask":232.3,"ask_size":13.0,"iv":0.1541,"open_interest":2.0,"volume":0.0,"delta":0.3736,"gamma":0.0004,"vega":24.0006,"theta":-0.5579,"rho":20.151,"theo":230.4165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":273.61,"last_trade_time":"2026-01-05T14:07:18","percent_change":0.0,"prev_day_close":238.049995422363},{"option":"SPXW261231P07440000","bid":629.3,"bid_size":6.0,"ask":631.8,"ask_size":6.0,"iv":0.1541,"open_interest":0.0,"volume":0.0,"delta":-0.6282,"gamma":0.0004,"vega":24.0006,"theta":-0.5121,"rho":-42.7738,"theo":629.9849,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":616.75},{"option":"SPXW261231C07445000","bid":227.7,"bid_size":7.0,"ask":230.1,"ask_size":7.0,"iv":0.1539,"open_interest":2.0,"volume":0.0,"delta":0.3715,"gamma":0.0004,"vega":23.9603,"theta":-0.5562,"rho":20.0464,"theo":228.2817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":243.0,"last_trade_time":"2026-01-20T09:43:33","percent_change":0.0,"prev_day_close":235.849998474121},{"option":"SPXW261231P07445000","bid":632.0,"bid_size":2.0,"ask":634.5,"ask_size":2.0,"iv":0.1539,"open_interest":0.0,"volume":0.0,"delta":-0.6302,"gamma":0.0004,"vega":23.9603,"theta":-0.5098,"rho":-42.9205,"theo":632.6853,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":619.399993896484},{"option":"SPXW261231C07450000","bid":225.5,"bid_size":14.0,"ask":228.0,"ask_size":14.0,"iv":0.1536,"open_interest":3.0,"volume":0.0,"delta":0.3694,"gamma":0.0004,"vega":23.9194,"theta":-0.5544,"rho":19.9421,"theo":226.1599,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":226.25,"last_trade_time":"2026-02-13T10:59:14","percent_change":0.0,"prev_day_close":233.650001525879},{"option":"SPXW261231P07450000","bid":634.7,"bid_size":6.0,"ask":637.3,"ask_size":6.0,"iv":0.1536,"open_interest":1.0,"volume":0.0,"delta":-0.6323,"gamma":0.0004,"vega":23.9194,"theta":-0.5074,"rho":-43.0669,"theo":635.3987,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":577.79,"last_trade_time":"2026-02-09T10:48:03","percent_change":0.0,"prev_day_close":622.100006103516},{"option":"SPXW261231C07455000","bid":223.5,"bid_size":7.0,"ask":225.9,"ask_size":7.0,"iv":0.1534,"open_interest":1.0,"volume":0.0,"delta":0.3674,"gamma":0.0004,"vega":23.8779,"theta":-0.5526,"rho":19.8379,"theo":224.0511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":225.3,"last_trade_time":"2026-01-21T09:44:55","percent_change":0.0,"prev_day_close":231.599998474121},{"option":"SPXW261231P07455000","bid":637.5,"bid_size":2.0,"ask":640.0,"ask_size":2.0,"iv":0.1534,"open_interest":0.0,"volume":0.0,"delta":-0.6344,"gamma":0.0004,"vega":23.8779,"theta":-0.5051,"rho":-43.2132,"theo":638.125,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":624.75},{"option":"SPXW261231C07460000","bid":221.3,"bid_size":14.0,"ask":223.8,"ask_size":14.0,"iv":0.1531,"open_interest":1.0,"volume":0.0,"delta":0.3653,"gamma":0.0004,"vega":23.8359,"theta":-0.5508,"rho":19.734,"theo":221.9552,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":236.28,"last_trade_time":"2026-02-04T13:22:40","percent_change":0.0,"prev_day_close":229.349998474121},{"option":"SPXW261231P07460000","bid":640.2,"bid_size":6.0,"ask":642.7,"ask_size":6.0,"iv":0.1531,"open_interest":0.0,"volume":0.0,"delta":-0.6364,"gamma":0.0004,"vega":23.8359,"theta":-0.5027,"rho":-43.3592,"theo":640.8643,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":627.449981689453},{"option":"SPXW261231C07465000","bid":219.3,"bid_size":7.0,"ask":221.7,"ask_size":7.0,"iv":0.1529,"open_interest":3.0,"volume":0.0,"delta":0.3633,"gamma":0.0004,"vega":23.7934,"theta":-0.549,"rho":19.6302,"theo":219.8723,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":219.2,"last_trade_time":"2026-02-05T11:39:50","percent_change":0.0,"prev_day_close":227.25},{"option":"SPXW261231P07465000","bid":642.9,"bid_size":2.0,"ask":645.5,"ask_size":2.0,"iv":0.1529,"open_interest":0.0,"volume":0.0,"delta":-0.6385,"gamma":0.0004,"vega":23.7934,"theta":-0.5004,"rho":-43.505,"theo":643.6165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":630.149993896484},{"option":"SPXW261231C07470000","bid":217.1,"bid_size":14.0,"ask":219.6,"ask_size":14.0,"iv":0.1526,"open_interest":82.0,"volume":0.0,"delta":0.3612,"gamma":0.0004,"vega":23.7503,"theta":-0.5472,"rho":19.5266,"theo":217.8024,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":218.0,"last_trade_time":"2026-02-05T11:37:15","percent_change":0.0,"prev_day_close":225.150001525879},{"option":"SPXW261231P07470000","bid":645.7,"bid_size":6.0,"ask":648.2,"ask_size":6.0,"iv":0.1526,"open_interest":0.0,"volume":0.0,"delta":-0.6405,"gamma":0.0004,"vega":23.7503,"theta":-0.498,"rho":-43.6507,"theo":646.3818,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":632.850006103516},{"option":"SPXW261231C07475000","bid":215.1,"bid_size":14.0,"ask":217.6,"ask_size":14.0,"iv":0.1524,"open_interest":124.0,"volume":0.0,"delta":0.3592,"gamma":0.0004,"vega":23.7066,"theta":-0.5453,"rho":19.4232,"theo":215.7455,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":276.56,"last_trade_time":"2026-01-29T09:45:09","percent_change":0.0,"prev_day_close":223.049995422363},{"option":"SPXW261231P07475000","bid":648.5,"bid_size":6.0,"ask":651.1,"ask_size":6.0,"iv":0.1524,"open_interest":0.0,"volume":0.0,"delta":-0.6426,"gamma":0.0004,"vega":23.7066,"theta":-0.4956,"rho":-43.7962,"theo":649.16,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":635.600006103516},{"option":"SPXW261231C07480000","bid":213.0,"bid_size":14.0,"ask":215.5,"ask_size":14.0,"iv":0.1521,"open_interest":3.0,"volume":0.0,"delta":0.3571,"gamma":0.0004,"vega":23.6624,"theta":-0.5435,"rho":19.3198,"theo":213.7016,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":266.72,"last_trade_time":"2026-02-11T09:51:06","percent_change":0.0,"prev_day_close":220.950004577637},{"option":"SPXW261231P07480000","bid":651.3,"bid_size":6.0,"ask":653.8,"ask_size":6.0,"iv":0.1521,"open_interest":0.0,"volume":0.0,"delta":-0.6446,"gamma":0.0004,"vega":23.6624,"theta":-0.4932,"rho":-43.9417,"theo":651.9512,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":638.350006103516},{"option":"SPXW261231C07490000","bid":209.0,"bid_size":14.0,"ask":211.4,"ask_size":14.0,"iv":0.1516,"open_interest":3.0,"volume":0.0,"delta":0.353,"gamma":0.0004,"vega":23.5723,"theta":-0.5398,"rho":19.1132,"theo":209.6528,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":208.37,"last_trade_time":"2026-01-20T14:09:46","percent_change":0.0,"prev_day_close":216.799995422363},{"option":"SPXW261231P07490000","bid":656.9,"bid_size":5.0,"ask":659.5,"ask_size":5.0,"iv":0.1517,"open_interest":0.0,"volume":0.0,"delta":-0.6488,"gamma":0.0004,"vega":23.5723,"theta":-0.4884,"rho":-44.2325,"theo":657.5727,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":643.899993896484},{"option":"SPXW261231C07500000","bid":205.0,"bid_size":14.0,"ask":207.4,"ask_size":14.0,"iv":0.1512,"open_interest":297.0,"volume":0.0,"delta":0.3488,"gamma":0.0004,"vega":23.4798,"theta":-0.536,"rho":18.9063,"theo":205.6562,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":210.15,"last_trade_time":"2026-02-13T14:47:34","percent_change":0.0,"prev_day_close":212.650001525879},{"option":"SPXW261231P07500000","bid":662.5,"bid_size":5.0,"ask":665.1,"ask_size":5.0,"iv":0.1512,"open_interest":72.0,"volume":0.0,"delta":-0.6529,"gamma":0.0004,"vega":23.4798,"theta":-0.4835,"rho":-44.5235,"theo":663.2464,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":683.97,"last_trade_time":"2026-02-13T15:58:32","percent_change":0.0,"prev_day_close":649.449981689453},{"option":"SPXW261231C07510000","bid":201.0,"bid_size":15.0,"ask":203.5,"ask_size":15.0,"iv":0.1507,"open_interest":149.0,"volume":0.0,"delta":0.3447,"gamma":0.0004,"vega":23.3847,"theta":-0.5322,"rho":18.6987,"theo":201.712,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":220.1,"last_trade_time":"2026-02-06T09:50:23","percent_change":0.0,"prev_day_close":208.700004577637},{"option":"SPXW261231P07510000","bid":668.2,"bid_size":1.0,"ask":670.8,"ask_size":1.0,"iv":0.1507,"open_interest":3.0,"volume":0.0,"delta":-0.657,"gamma":0.0004,"vega":23.3847,"theta":-0.4786,"rho":-44.8153,"theo":668.9725,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":586.52,"last_trade_time":"2026-01-27T14:39:04","percent_change":0.0,"prev_day_close":655.100006103516},{"option":"SPXW261231C07520000","bid":197.1,"bid_size":15.0,"ask":199.6,"ask_size":15.0,"iv":0.1502,"open_interest":12.0,"volume":0.0,"delta":0.3406,"gamma":0.0004,"vega":23.2868,"theta":-0.5284,"rho":18.49,"theo":197.8205,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":201.4,"last_trade_time":"2026-01-21T13:00:39","percent_change":0.0,"prev_day_close":204.650001525879},{"option":"SPXW261231P07520000","bid":674.0,"bid_size":1.0,"ask":676.5,"ask_size":1.0,"iv":0.1502,"open_interest":0.0,"volume":0.0,"delta":-0.6611,"gamma":0.0004,"vega":23.2868,"theta":-0.4737,"rho":-45.1081,"theo":674.7514,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":660.75},{"option":"SPXW261231C07530000","bid":193.3,"bid_size":15.0,"ask":195.7,"ask_size":15.0,"iv":0.1498,"open_interest":2.0,"volume":0.0,"delta":0.3365,"gamma":0.0004,"vega":23.1859,"theta":-0.5246,"rho":18.28,"theo":193.9821,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":195.8,"last_trade_time":"2026-01-21T09:44:48","percent_change":0.0,"prev_day_close":200.75},{"option":"SPXW261231P07530000","bid":679.8,"bid_size":1.0,"ask":682.4,"ask_size":1.0,"iv":0.1498,"open_interest":0.0,"volume":0.0,"delta":-0.6652,"gamma":0.0004,"vega":23.1859,"theta":-0.4687,"rho":-45.4022,"theo":680.5832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":666.5},{"option":"SPXW261231C07540000","bid":189.5,"bid_size":15.0,"ask":191.9,"ask_size":15.0,"iv":0.1493,"open_interest":9.0,"volume":0.0,"delta":0.3324,"gamma":0.0004,"vega":23.0818,"theta":-0.5206,"rho":18.0686,"theo":190.1968,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":184.63,"last_trade_time":"2026-02-05T10:39:06","percent_change":0.0,"prev_day_close":196.849998474121},{"option":"SPXW261231P07540000","bid":685.7,"bid_size":1.0,"ask":688.5,"ask_size":1.0,"iv":0.1493,"open_interest":0.0,"volume":0.0,"delta":-0.6693,"gamma":0.0004,"vega":23.0818,"theta":-0.4637,"rho":-45.6978,"theo":686.4682,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":672.299987792969},{"option":"SPXW261231C07550000","bid":185.8,"bid_size":15.0,"ask":188.2,"ask_size":15.0,"iv":0.1488,"open_interest":373.0,"volume":0.0,"delta":0.3283,"gamma":0.0004,"vega":22.9747,"theta":-0.5167,"rho":17.8559,"theo":186.4651,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":214.48,"last_trade_time":"2026-02-09T09:30:03","percent_change":0.0,"prev_day_close":193.0},{"option":"SPXW261231P07550000","bid":691.6,"bid_size":1.0,"ask":694.2,"ask_size":1.0,"iv":0.1489,"open_interest":0.0,"volume":0.0,"delta":-0.6734,"gamma":0.0004,"vega":22.9747,"theta":-0.4587,"rho":-45.9946,"theo":692.4068,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":678.100006103516},{"option":"SPXW261231C07560000","bid":182.1,"bid_size":15.0,"ask":184.5,"ask_size":15.0,"iv":0.1484,"open_interest":10.0,"volume":4.0,"delta":0.3243,"gamma":0.0004,"vega":22.8643,"theta":-0.5128,"rho":17.6422,"theo":182.787,"change":16.01,"open":197.26,"high":197.26,"low":197.26,"tick":"up","last_trade_price":197.26,"last_trade_time":"2026-02-18T10:06:12","percent_change":8.8331,"prev_day_close":189.25},{"option":"SPXW261231P07560000","bid":697.6,"bid_size":1.0,"ask":700.2,"ask_size":1.0,"iv":0.1484,"open_interest":0.0,"volume":0.0,"delta":-0.6775,"gamma":0.0004,"vega":22.8643,"theta":-0.4536,"rho":-46.2925,"theo":698.399,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":684.25},{"option":"SPXW261231C07570000","bid":178.5,"bid_size":16.0,"ask":180.8,"ask_size":16.0,"iv":0.148,"open_interest":7.0,"volume":0.0,"delta":0.3202,"gamma":0.0004,"vega":22.7509,"theta":-0.5088,"rho":17.4283,"theo":179.1627,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":161.15,"last_trade_time":"2026-02-17T10:34:07","percent_change":0.0,"prev_day_close":185.5},{"option":"SPXW261231P07570000","bid":703.7,"bid_size":1.0,"ask":706.3,"ask_size":1.0,"iv":0.148,"open_interest":39.0,"volume":0.0,"delta":-0.6815,"gamma":0.0004,"vega":22.7509,"theta":-0.4485,"rho":-46.5906,"theo":704.445,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":624.0,"last_trade_time":"2026-02-02T15:48:51","percent_change":0.0,"prev_day_close":689.949981689453},{"option":"SPXW261231C07580000","bid":174.9,"bid_size":16.0,"ask":177.2,"ask_size":16.0,"iv":0.1475,"open_interest":12.0,"volume":0.0,"delta":0.3162,"gamma":0.0004,"vega":22.6346,"theta":-0.5047,"rho":17.2142,"theo":175.592,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":158.0,"last_trade_time":"2026-02-17T10:34:07","percent_change":0.0,"prev_day_close":181.900001525879},{"option":"SPXW261231P07580000","bid":709.8,"bid_size":1.0,"ask":712.4,"ask_size":1.0,"iv":0.1476,"open_interest":0.0,"volume":0.0,"delta":-0.6856,"gamma":0.0004,"vega":22.6346,"theta":-0.4434,"rho":-46.8889,"theo":710.5446,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":695.949981689453},{"option":"SPXW261231C07590000","bid":171.4,"bid_size":16.0,"ask":173.7,"ask_size":16.0,"iv":0.1471,"open_interest":101.0,"volume":0.0,"delta":0.3121,"gamma":0.0004,"vega":22.5158,"theta":-0.5007,"rho":17.0008,"theo":172.0749,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":196.56,"last_trade_time":"2026-02-03T15:01:11","percent_change":0.0,"prev_day_close":178.200004577637},{"option":"SPXW261231P07590000","bid":715.9,"bid_size":1.0,"ask":718.5,"ask_size":1.0,"iv":0.1471,"open_interest":0.0,"volume":0.0,"delta":-0.6896,"gamma":0.0004,"vega":22.5158,"theta":-0.4382,"rho":-47.1864,"theo":716.6978,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":702.25},{"option":"SPXW261231C07600000","bid":167.9,"bid_size":16.0,"ask":170.3,"ask_size":16.0,"iv":0.1467,"open_interest":80.0,"volume":6.0,"delta":0.3081,"gamma":0.0004,"vega":22.3947,"theta":-0.4966,"rho":16.7887,"theo":168.6109,"change":15.05,"open":182.2,"high":182.2,"low":182.2,"tick":"up","last_trade_price":182.2,"last_trade_time":"2026-02-18T10:06:12","percent_change":9.00389,"prev_day_close":174.700004577637},{"option":"SPXW261231P07600000","bid":722.1,"bid_size":1.0,"ask":724.7,"ask_size":1.0,"iv":0.1467,"open_interest":18.0,"volume":0.0,"delta":-0.6937,"gamma":0.0004,"vega":22.3947,"theta":-0.433,"rho":-47.4826,"theo":722.9041,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":734.62,"last_trade_time":"2026-02-13T10:29:16","percent_change":0.0,"prev_day_close":708.100006103516},{"option":"SPXW261231C07610000","bid":164.5,"bid_size":16.0,"ask":166.8,"ask_size":16.0,"iv":0.1463,"open_interest":7.0,"volume":0.0,"delta":0.3041,"gamma":0.0004,"vega":22.2716,"theta":-0.4925,"rho":16.5782,"theo":165.1997,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":223.98,"last_trade_time":"2026-01-07T13:43:34","percent_change":0.0,"prev_day_close":171.150001525879},{"option":"SPXW261231P07610000","bid":728.4,"bid_size":1.0,"ask":730.9,"ask_size":1.0,"iv":0.1463,"open_interest":0.0,"volume":0.0,"delta":-0.6977,"gamma":0.0004,"vega":22.2716,"theta":-0.4278,"rho":-47.7773,"theo":729.1632,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":714.299987792969},{"option":"SPXW261231C07620000","bid":161.2,"bid_size":17.0,"ask":163.5,"ask_size":17.0,"iv":0.1459,"open_interest":13.0,"volume":0.0,"delta":0.3001,"gamma":0.0004,"vega":22.1467,"theta":-0.4883,"rho":16.3695,"theo":161.8409,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":195.98,"last_trade_time":"2026-02-09T10:24:36","percent_change":0.0,"prev_day_close":167.700004577637},{"option":"SPXW261231P07620000","bid":731.8,"bid_size":7.0,"ask":739.9,"ask_size":7.0,"iv":0.1458,"open_interest":0.0,"volume":0.0,"delta":-0.7017,"gamma":0.0004,"vega":22.1467,"theta":-0.4225,"rho":-48.0702,"theo":735.4747,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":719.950012207031},{"option":"SPXW261231C07630000","bid":157.8,"bid_size":17.0,"ask":160.2,"ask_size":17.0,"iv":0.1455,"open_interest":42.0,"volume":0.0,"delta":0.2961,"gamma":0.0004,"vega":22.0203,"theta":-0.4842,"rho":16.1625,"theo":158.534,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":200.0,"last_trade_time":"2026-02-02T09:48:00","percent_change":0.0,"prev_day_close":164.299995422363},{"option":"SPXW261231P07630000","bid":737.5,"bid_size":4.0,"ask":746.3,"ask_size":4.0,"iv":0.1453,"open_interest":0.0,"volume":0.0,"delta":-0.7057,"gamma":0.0004,"vega":22.0203,"theta":-0.4172,"rho":-48.3613,"theo":741.8381,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":725.950012207031},{"option":"SPXW261231C07640000","bid":154.6,"bid_size":17.0,"ask":156.9,"ask_size":17.0,"iv":0.1451,"open_interest":80.0,"volume":0.0,"delta":0.2921,"gamma":0.0004,"vega":21.8923,"theta":-0.48,"rho":15.957,"theo":155.2785,"change":-4.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":188.58,"last_trade_time":"2026-02-09T10:24:36","percent_change":-2.48602,"prev_day_close":160.900001525879},{"option":"SPXW261231P07640000","bid":743.9,"bid_size":4.0,"ask":752.7,"ask_size":4.0,"iv":0.1449,"open_interest":0.0,"volume":0.0,"delta":-0.7096,"gamma":0.0004,"vega":21.8923,"theta":-0.4119,"rho":-48.651,"theo":748.2529,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":732.600006103516},{"option":"SPXW261231C07650000","bid":151.4,"bid_size":17.0,"ask":153.7,"ask_size":17.0,"iv":0.1447,"open_interest":25.0,"volume":2.0,"delta":0.2882,"gamma":0.0004,"vega":21.7628,"theta":-0.4758,"rho":15.7527,"theo":152.074,"change":14.55,"open":165.3,"high":165.3,"low":165.3,"tick":"up","last_trade_price":165.3,"last_trade_time":"2026-02-18T12:37:08","percent_change":9.65174,"prev_day_close":157.599998474121},{"option":"SPXW261231P07650000","bid":750.7,"bid_size":4.0,"ask":758.4,"ask_size":3.0,"iv":0.1444,"open_interest":1.0,"volume":0.0,"delta":-0.7136,"gamma":0.0004,"vega":21.7628,"theta":-0.4066,"rho":-48.9394,"theo":754.7187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":692.02,"last_trade_time":"2026-01-06T15:00:32","percent_change":0.0,"prev_day_close":739.099975585938},{"option":"SPXW261231C07660000","bid":148.2,"bid_size":18.0,"ask":150.5,"ask_size":18.0,"iv":0.1443,"open_interest":12.0,"volume":0.0,"delta":0.2842,"gamma":0.0004,"vega":21.6316,"theta":-0.4715,"rho":15.5491,"theo":148.9202,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":185.61,"last_trade_time":"2026-01-14T10:34:10","percent_change":0.0,"prev_day_close":154.400001525879},{"option":"SPXW261231P07660000","bid":756.8,"bid_size":4.0,"ask":765.7,"ask_size":4.0,"iv":0.1441,"open_interest":0.0,"volume":0.0,"delta":-0.7175,"gamma":0.0004,"vega":21.6316,"theta":-0.4013,"rho":-49.2272,"theo":761.2352,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":745.299987792969},{"option":"SPXW261231C07670000","bid":145.1,"bid_size":18.0,"ask":147.4,"ask_size":18.0,"iv":0.1439,"open_interest":9.0,"volume":0.0,"delta":0.2803,"gamma":0.0004,"vega":21.4985,"theta":-0.4673,"rho":15.3456,"theo":145.8168,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":193.59,"last_trade_time":"2026-02-11T09:33:13","percent_change":0.0,"prev_day_close":151.099998474121},{"option":"SPXW261231P07670000","bid":763.3,"bid_size":4.0,"ask":772.2,"ask_size":4.0,"iv":0.1437,"open_interest":0.0,"volume":0.0,"delta":-0.7214,"gamma":0.0004,"vega":21.4985,"theta":-0.3959,"rho":-49.5148,"theo":767.802,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":751.950012207031},{"option":"SPXW261231C07680000","bid":142.0,"bid_size":18.0,"ask":144.3,"ask_size":18.0,"iv":0.1435,"open_interest":118.0,"volume":0.0,"delta":0.2764,"gamma":0.0004,"vega":21.3633,"theta":-0.463,"rho":15.142,"theo":142.7636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":184.07,"last_trade_time":"2026-02-09T13:49:49","percent_change":0.0,"prev_day_close":148.0},{"option":"SPXW261231P07680000","bid":769.9,"bid_size":4.0,"ask":778.8,"ask_size":4.0,"iv":0.1433,"open_interest":0.0,"volume":0.0,"delta":-0.7254,"gamma":0.0004,"vega":21.3633,"theta":-0.3905,"rho":-49.8026,"theo":774.4191,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":758.25},{"option":"SPXW261231C07690000","bid":139.0,"bid_size":18.0,"ask":141.3,"ask_size":18.0,"iv":0.1432,"open_interest":5.0,"volume":2.0,"delta":0.2725,"gamma":0.0004,"vega":21.2257,"theta":-0.4587,"rho":14.938,"theo":139.7604,"change":12.88,"open":151.43,"high":151.43,"low":151.43,"tick":"down","last_trade_price":151.43,"last_trade_time":"2026-02-18T10:06:12","percent_change":9.29629,"prev_day_close":144.900001525879},{"option":"SPXW261231P07690000","bid":776.5,"bid_size":4.0,"ask":785.5,"ask_size":4.0,"iv":0.1429,"open_interest":1.0,"volume":0.0,"delta":-0.7292,"gamma":0.0004,"vega":21.2257,"theta":-0.3851,"rho":-50.0908,"theo":781.0862,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":755.27,"last_trade_time":"2025-12-31T12:49:10","percent_change":0.0,"prev_day_close":764.600006103516},{"option":"SPXW261231C07700000","bid":136.0,"bid_size":18.0,"ask":138.3,"ask_size":18.0,"iv":0.1428,"open_interest":265.0,"volume":0.0,"delta":0.2687,"gamma":0.0004,"vega":21.0855,"theta":-0.4544,"rho":14.7334,"theo":136.807,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":161.0,"last_trade_time":"2026-02-06T14:45:07","percent_change":0.0,"prev_day_close":141.799995422363},{"option":"SPXW261231P07700000","bid":783.3,"bid_size":4.0,"ask":791.5,"ask_size":3.0,"iv":0.1424,"open_interest":9.0,"volume":0.0,"delta":-0.7331,"gamma":0.0004,"vega":21.0855,"theta":-0.3797,"rho":-50.3795,"theo":787.8032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":776.35,"last_trade_time":"2026-02-03T14:11:50","percent_change":0.0,"prev_day_close":771.399993896484},{"option":"SPXW261231C07710000","bid":133.1,"bid_size":18.0,"ask":135.4,"ask_size":18.0,"iv":0.1424,"open_interest":51.0,"volume":0.0,"delta":0.2648,"gamma":0.0004,"vega":20.9426,"theta":-0.4501,"rho":14.5284,"theo":133.9034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":159.8,"last_trade_time":"2026-02-03T15:50:04","percent_change":0.0,"prev_day_close":138.799995422363},{"option":"SPXW261231P07710000","bid":789.9,"bid_size":4.0,"ask":799.0,"ask_size":3.0,"iv":0.1422,"open_interest":0.0,"volume":0.0,"delta":-0.7369,"gamma":0.0004,"vega":20.9426,"theta":-0.3743,"rho":-50.6686,"theo":794.5698,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":778.149993896484},{"option":"SPXW261231C07720000","bid":130.3,"bid_size":18.0,"ask":132.5,"ask_size":18.0,"iv":0.142,"open_interest":7.0,"volume":0.0,"delta":0.261,"gamma":0.0004,"vega":20.7971,"theta":-0.4458,"rho":14.3234,"theo":131.0492,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":181.44,"last_trade_time":"2026-01-09T10:37:35","percent_change":0.0,"prev_day_close":135.849998474121},{"option":"SPXW261231P07720000","bid":796.7,"bid_size":4.0,"ask":805.8,"ask_size":4.0,"iv":0.1418,"open_interest":0.0,"volume":0.0,"delta":-0.7407,"gamma":0.0004,"vega":20.7971,"theta":-0.3689,"rho":-50.9579,"theo":801.3859,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":784.900024414062},{"option":"SPXW261231C07730000","bid":127.4,"bid_size":19.0,"ask":129.7,"ask_size":19.0,"iv":0.1417,"open_interest":139.0,"volume":0.0,"delta":0.2572,"gamma":0.0004,"vega":20.649,"theta":-0.4414,"rho":14.119,"theo":128.2441,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":163.59,"last_trade_time":"2026-02-02T09:42:48","percent_change":0.0,"prev_day_close":132.949996948242},{"option":"SPXW261231P07730000","bid":803.7,"bid_size":4.0,"ask":811.9,"ask_size":3.0,"iv":0.1413,"open_interest":1.0,"volume":0.0,"delta":-0.7445,"gamma":0.0004,"vega":20.649,"theta":-0.3634,"rho":-51.2464,"theo":808.2511,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":763.84,"last_trade_time":"2025-12-31T09:30:15","percent_change":0.0,"prev_day_close":791.5},{"option":"SPXW261231C07740000","bid":124.7,"bid_size":19.0,"ask":126.9,"ask_size":19.0,"iv":0.1413,"open_interest":63.0,"volume":0.0,"delta":0.2534,"gamma":0.0004,"vega":20.4985,"theta":-0.4371,"rho":13.9155,"theo":125.4877,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.86,"last_trade_time":"2026-02-02T09:33:51","percent_change":0.0,"prev_day_close":130.099998474121},{"option":"SPXW261231P07740000","bid":810.4,"bid_size":4.0,"ask":818.8,"ask_size":3.0,"iv":0.1409,"open_interest":0.0,"volume":0.0,"delta":-0.7483,"gamma":0.0004,"vega":20.4985,"theta":-0.3579,"rho":-51.5341,"theo":815.165,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":798.549987792969},{"option":"SPXW261231C07750000","bid":121.9,"bid_size":20.0,"ask":124.2,"ask_size":20.0,"iv":0.141,"open_interest":80.0,"volume":0.0,"delta":0.2497,"gamma":0.0004,"vega":20.3461,"theta":-0.4327,"rho":13.7136,"theo":122.7794,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.73,"last_trade_time":"2026-02-13T13:50:37","percent_change":0.0,"prev_day_close":127.299999237061},{"option":"SPXW261231P07750000","bid":817.4,"bid_size":4.0,"ask":826.5,"ask_size":4.0,"iv":0.1408,"open_interest":6.0,"volume":0.0,"delta":-0.752,"gamma":0.0004,"vega":20.3461,"theta":-0.3524,"rho":-51.8201,"theo":822.1271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":821.28,"last_trade_time":"2026-01-20T09:32:04","percent_change":0.0,"prev_day_close":805.200012207031},{"option":"SPXW261231C07760000","bid":119.3,"bid_size":20.0,"ask":121.5,"ask_size":20.0,"iv":0.1406,"open_interest":6.0,"volume":0.0,"delta":0.246,"gamma":0.0004,"vega":20.1921,"theta":-0.4283,"rho":13.5138,"theo":120.1187,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":156.37,"last_trade_time":"2026-01-08T15:05:35","percent_change":0.0,"prev_day_close":124.549999237061},{"option":"SPXW261231P07760000","bid":824.7,"bid_size":4.0,"ask":833.4,"ask_size":3.0,"iv":0.1405,"open_interest":0.0,"volume":0.0,"delta":-0.7558,"gamma":0.0004,"vega":20.1921,"theta":-0.347,"rho":-52.104,"theo":829.1366,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":812.449981689453},{"option":"SPXW261231C07770000","bid":116.6,"bid_size":20.0,"ask":118.9,"ask_size":20.0,"iv":0.1403,"open_interest":123.0,"volume":0.0,"delta":0.2423,"gamma":0.0004,"vega":20.0368,"theta":-0.4239,"rho":13.3164,"theo":117.5049,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":153.88,"last_trade_time":"2026-01-30T09:32:50","percent_change":0.0,"prev_day_close":121.799999237061},{"option":"SPXW261231P07770000","bid":832.0,"bid_size":4.0,"ask":840.5,"ask_size":4.0,"iv":0.1402,"open_interest":0.0,"volume":0.0,"delta":-0.7594,"gamma":0.0004,"vega":20.0368,"theta":-0.3414,"rho":-52.3856,"theo":836.1931,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":819.200012207031},{"option":"SPXW261231C07780000","bid":114.1,"bid_size":21.0,"ask":116.3,"ask_size":20.0,"iv":0.14,"open_interest":60.0,"volume":0.0,"delta":0.2386,"gamma":0.0004,"vega":19.8807,"theta":-0.4195,"rho":13.1215,"theo":114.9372,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":143.99,"last_trade_time":"2025-12-29T12:23:57","percent_change":0.0,"prev_day_close":119.149997711182},{"option":"SPXW261231P07780000","bid":839.2,"bid_size":4.0,"ask":847.6,"ask_size":3.0,"iv":0.1399,"open_interest":0.0,"volume":0.0,"delta":-0.7631,"gamma":0.0004,"vega":19.8807,"theta":-0.3359,"rho":-52.6647,"theo":843.2957,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":826.300018310547},{"option":"SPXW261231C07790000","bid":111.5,"bid_size":20.0,"ask":113.8,"ask_size":20.0,"iv":0.1397,"open_interest":31.0,"volume":0.0,"delta":0.235,"gamma":0.0004,"vega":19.7238,"theta":-0.4151,"rho":12.9288,"theo":112.415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":142.78,"last_trade_time":"2026-02-02T09:35:00","percent_change":0.0,"prev_day_close":116.549999237061},{"option":"SPXW261231P07790000","bid":845.5,"bid_size":4.0,"ask":854.1,"ask_size":3.0,"iv":0.1392,"open_interest":0.0,"volume":0.0,"delta":-0.7667,"gamma":0.0004,"vega":19.7238,"theta":-0.3304,"rho":-52.9415,"theo":850.4438,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":833.100006103516},{"option":"SPXW261231C07800000","bid":109.1,"bid_size":22.0,"ask":111.3,"ask_size":21.0,"iv":0.1393,"open_interest":1571.0,"volume":0.0,"delta":0.2314,"gamma":0.0004,"vega":19.5663,"theta":-0.4107,"rho":12.7383,"theo":109.9377,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":106.81,"last_trade_time":"2026-02-17T09:30:03","percent_change":0.0,"prev_day_close":113.950000762939},{"option":"SPXW261231P07800000","bid":853.3,"bid_size":4.0,"ask":861.9,"ask_size":3.0,"iv":0.1392,"open_interest":6.0,"volume":0.0,"delta":-0.7704,"gamma":0.0004,"vega":19.5663,"theta":-0.3249,"rho":-53.2162,"theo":857.6368,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":856.42,"last_trade_time":"2026-01-20T09:32:04","percent_change":0.0,"prev_day_close":840.5},{"option":"SPXW261231C07810000","bid":106.6,"bid_size":21.0,"ask":108.8,"ask_size":21.0,"iv":0.139,"open_interest":6.0,"volume":0.0,"delta":0.2278,"gamma":0.0003,"vega":19.4082,"theta":-0.4063,"rho":12.5493,"theo":107.5047,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":138.8,"last_trade_time":"2026-02-03T10:08:26","percent_change":0.0,"prev_day_close":111.450000762939},{"option":"SPXW261231P07810000","bid":860.6,"bid_size":4.0,"ask":869.2,"ask_size":3.0,"iv":0.1389,"open_interest":0.0,"volume":0.0,"delta":-0.7739,"gamma":0.0003,"vega":19.4082,"theta":-0.3194,"rho":-53.4893,"theo":864.8741,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":847.600006103516},{"option":"SPXW261231C07820000","bid":104.2,"bid_size":21.0,"ask":106.4,"ask_size":21.0,"iv":0.1387,"open_interest":0.0,"volume":0.0,"delta":0.2242,"gamma":0.0003,"vega":19.2494,"theta":-0.4019,"rho":12.3615,"theo":105.1156,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":109.0},{"option":"SPXW261231P07820000","bid":867.9,"bid_size":4.0,"ask":876.5,"ask_size":3.0,"iv":0.1386,"open_interest":0.0,"volume":0.0,"delta":-0.7775,"gamma":0.0003,"vega":19.2494,"theta":-0.3138,"rho":-53.7613,"theo":872.1553,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":854.850006103516},{"option":"SPXW261231C07830000","bid":101.9,"bid_size":22.0,"ask":104.1,"ask_size":21.0,"iv":0.1384,"open_interest":3.0,"volume":0.0,"delta":0.2207,"gamma":0.0003,"vega":19.0895,"theta":-0.3975,"rho":12.1743,"theo":102.7699,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":116.14,"last_trade_time":"2026-01-21T14:33:40","percent_change":0.0,"prev_day_close":106.549999237061},{"option":"SPXW261231P07830000","bid":875.2,"bid_size":4.0,"ask":883.8,"ask_size":3.0,"iv":0.1383,"open_interest":0.0,"volume":0.0,"delta":-0.781,"gamma":0.0003,"vega":19.0895,"theta":-0.3083,"rho":-54.0326,"theo":879.4799,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":862.150024414062},{"option":"SPXW261231C07840000","bid":99.6,"bid_size":22.0,"ask":101.8,"ask_size":21.0,"iv":0.1381,"open_interest":0.0,"volume":0.0,"delta":0.2172,"gamma":0.0003,"vega":18.9284,"theta":-0.393,"rho":11.9876,"theo":100.4674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":104.200000762939},{"option":"SPXW261231P07840000","bid":882.5,"bid_size":4.0,"ask":891.1,"ask_size":3.0,"iv":0.138,"open_interest":0.0,"volume":0.0,"delta":-0.7845,"gamma":0.0003,"vega":18.9284,"theta":-0.3028,"rho":-54.3035,"theo":886.8477,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":868.899993896484},{"option":"SPXW261231C07850000","bid":97.4,"bid_size":23.0,"ask":99.5,"ask_size":22.0,"iv":0.1378,"open_interest":108.0,"volume":0.0,"delta":0.2138,"gamma":0.0003,"vega":18.7658,"theta":-0.3886,"rho":11.8011,"theo":98.2078,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":111.95,"last_trade_time":"2026-02-06T11:04:46","percent_change":0.0,"prev_day_close":101.850002288818},{"option":"SPXW261231P07850000","bid":889.9,"bid_size":4.0,"ask":898.5,"ask_size":3.0,"iv":0.1377,"open_interest":0.0,"volume":0.0,"delta":-0.788,"gamma":0.0003,"vega":18.7658,"theta":-0.2973,"rho":-54.5742,"theo":894.2584,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":876.700012207031},{"option":"SPXW261231C07860000","bid":95.3,"bid_size":22.0,"ask":97.3,"ask_size":22.0,"iv":0.1376,"open_interest":0.0,"volume":0.0,"delta":0.2103,"gamma":0.0003,"vega":18.6015,"theta":-0.3842,"rho":11.6148,"theo":95.9908,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":99.5499992370606},{"option":"SPXW261231P07860000","bid":897.4,"bid_size":4.0,"ask":905.4,"ask_size":3.0,"iv":0.1373,"open_interest":2.0,"volume":0.0,"delta":-0.7914,"gamma":0.0003,"vega":18.6015,"theta":-0.2917,"rho":-54.8446,"theo":901.7117,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":921.63,"last_trade_time":"2026-01-20T13:40:17","percent_change":0.0,"prev_day_close":883.899993896484},{"option":"SPXW261231C07870000","bid":93.0,"bid_size":23.0,"ask":95.2,"ask_size":22.0,"iv":0.1373,"open_interest":0.0,"volume":0.0,"delta":0.2069,"gamma":0.0003,"vega":18.4353,"theta":-0.3798,"rho":11.429,"theo":93.8161,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":97.3500022888184},{"option":"SPXW261231P07870000","bid":904.8,"bid_size":4.0,"ask":912.9,"ask_size":3.0,"iv":0.1369,"open_interest":0.0,"volume":0.0,"delta":-0.7948,"gamma":0.0003,"vega":18.4353,"theta":-0.2862,"rho":-55.1146,"theo":909.2073,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":891.199981689453},{"option":"SPXW261231C07880000","bid":91.0,"bid_size":22.0,"ask":93.0,"ask_size":22.0,"iv":0.1371,"open_interest":23.0,"volume":0.0,"delta":0.2036,"gamma":0.0003,"vega":18.2673,"theta":-0.3754,"rho":11.2442,"theo":91.6834,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":129.63,"last_trade_time":"2026-02-02T14:59:32","percent_change":0.0,"prev_day_close":95.1499977111816},{"option":"SPXW261231P07880000","bid":912.3,"bid_size":4.0,"ask":920.3,"ask_size":3.0,"iv":0.1366,"open_interest":0.0,"volume":0.0,"delta":-0.7982,"gamma":0.0003,"vega":18.2673,"theta":-0.2807,"rho":-55.3835,"theo":916.7448,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":898.800018310547},{"option":"SPXW261231C07890000","bid":88.8,"bid_size":22.0,"ask":90.9,"ask_size":22.0,"iv":0.1368,"open_interest":63.0,"volume":0.0,"delta":0.2002,"gamma":0.0003,"vega":18.0976,"theta":-0.371,"rho":11.0607,"theo":89.5921,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":128.86,"last_trade_time":"2026-01-13T10:48:19","percent_change":0.0,"prev_day_close":92.9500007629394},{"option":"SPXW261231P07890000","bid":919.1,"bid_size":4.0,"ask":928.0,"ask_size":3.0,"iv":0.1362,"open_interest":0.0,"volume":0.0,"delta":-0.8015,"gamma":0.0003,"vega":18.0976,"theta":-0.2752,"rho":-55.6512,"theo":924.3239,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":906.5},{"option":"SPXW261231C07900000","bid":86.9,"bid_size":23.0,"ask":88.9,"ask_size":23.0,"iv":0.1365,"open_interest":172.0,"volume":5.0,"delta":0.1969,"gamma":0.0003,"vega":17.9266,"theta":-0.3666,"rho":10.8791,"theo":87.5418,"change":9.35,"open":96.15,"high":96.15,"low":96.15,"tick":"no_change","last_trade_price":96.15,"last_trade_time":"2026-02-18T10:59:24","percent_change":10.7719,"prev_day_close":90.8500022888184},{"option":"SPXW261231P07900000","bid":927.5,"bid_size":4.0,"ask":935.5,"ask_size":3.0,"iv":0.1361,"open_interest":3.0,"volume":0.0,"delta":-0.8048,"gamma":0.0003,"vega":17.9266,"theta":-0.2697,"rho":-55.917,"theo":931.9439,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":951.86,"last_trade_time":"2026-01-20T13:40:17","percent_change":0.0,"prev_day_close":914.149993896484},{"option":"SPXW261231C07910000","bid":84.9,"bid_size":23.0,"ask":86.9,"ask_size":23.0,"iv":0.1363,"open_interest":1.0,"volume":0.0,"delta":0.1936,"gamma":0.0003,"vega":17.7545,"theta":-0.3622,"rho":10.6999,"theo":85.5318,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":108.61,"last_trade_time":"2026-01-30T13:45:27","percent_change":0.0,"prev_day_close":88.75},{"option":"SPXW261231P07910000","bid":934.3,"bid_size":4.0,"ask":943.3,"ask_size":3.0,"iv":0.1356,"open_interest":0.0,"volume":0.0,"delta":-0.8081,"gamma":0.0003,"vega":17.7545,"theta":-0.2642,"rho":-56.1803,"theo":939.6042,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":921.649993896484},{"option":"SPXW261231C07920000","bid":82.8,"bid_size":24.0,"ask":84.9,"ask_size":24.0,"iv":0.136,"open_interest":2.0,"volume":0.0,"delta":0.1904,"gamma":0.0003,"vega":17.5818,"theta":-0.3578,"rho":10.5234,"theo":83.5616,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":103.17,"last_trade_time":"2026-02-11T10:34:05","percent_change":0.0,"prev_day_close":86.75},{"option":"SPXW261231P07920000","bid":942.8,"bid_size":4.0,"ask":951.0,"ask_size":3.0,"iv":0.1356,"open_interest":0.0,"volume":0.0,"delta":-0.8114,"gamma":0.0003,"vega":17.5818,"theta":-0.2587,"rho":-56.441,"theo":947.3043,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":929.299987792969},{"option":"SPXW261231C07930000","bid":80.9,"bid_size":24.0,"ask":83.0,"ask_size":24.0,"iv":0.1357,"open_interest":2.0,"volume":0.0,"delta":0.1872,"gamma":0.0003,"vega":17.4088,"theta":-0.3534,"rho":10.3497,"theo":81.6304,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.87,"last_trade_time":"2026-01-22T12:47:30","percent_change":0.0,"prev_day_close":84.75},{"option":"SPXW261231P07930000","bid":950.1,"bid_size":4.0,"ask":959.3,"ask_size":3.0,"iv":0.1354,"open_interest":0.0,"volume":0.0,"delta":-0.8146,"gamma":0.0003,"vega":17.4088,"theta":-0.2532,"rho":-56.6988,"theo":955.0433,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":936.850006103516},{"option":"SPXW261231C07940000","bid":79.1,"bid_size":25.0,"ask":81.1,"ask_size":25.0,"iv":0.1355,"open_interest":103.0,"volume":0.0,"delta":0.184,"gamma":0.0003,"vega":17.236,"theta":-0.3491,"rho":10.1787,"theo":79.7375,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":90.68,"last_trade_time":"2026-01-20T09:37:17","percent_change":0.0,"prev_day_close":82.75},{"option":"SPXW261231P07940000","bid":957.6,"bid_size":4.0,"ask":966.5,"ask_size":3.0,"iv":0.1348,"open_interest":0.0,"volume":0.0,"delta":-0.8177,"gamma":0.0003,"vega":17.236,"theta":-0.2478,"rho":-56.954,"theo":962.8208,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":944.700012207031},{"option":"SPXW261231C07950000","bid":77.3,"bid_size":25.0,"ask":79.3,"ask_size":25.0,"iv":0.1353,"open_interest":11.0,"volume":0.0,"delta":0.1809,"gamma":0.0003,"vega":17.0634,"theta":-0.3447,"rho":10.0102,"theo":77.8824,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":114.1,"last_trade_time":"2026-01-28T15:33:54","percent_change":0.0,"prev_day_close":80.8500022888184},{"option":"SPXW261231P07950000","bid":965.3,"bid_size":4.0,"ask":975.0,"ask_size":3.0,"iv":0.1348,"open_interest":0.0,"volume":0.0,"delta":-0.8209,"gamma":0.0003,"vega":17.0634,"theta":-0.2423,"rho":-57.2066,"theo":970.636,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":952.5},{"option":"SPXW261231C07960000","bid":75.5,"bid_size":25.0,"ask":77.4,"ask_size":25.0,"iv":0.135,"open_interest":3.0,"volume":0.0,"delta":0.1778,"gamma":0.0003,"vega":16.8912,"theta":-0.3404,"rho":9.8439,"theo":76.0645,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.71,"last_trade_time":"2026-01-22T12:58:50","percent_change":0.0,"prev_day_close":79.0499992370606},{"option":"SPXW261231P07960000","bid":973.1,"bid_size":4.0,"ask":982.2,"ask_size":3.0,"iv":0.1343,"open_interest":0.0,"volume":0.0,"delta":-0.824,"gamma":0.0003,"vega":16.8912,"theta":-0.2368,"rho":-57.4571,"theo":978.4883,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":960.200012207031},{"option":"SPXW261231C07970000","bid":73.7,"bid_size":25.0,"ask":75.7,"ask_size":25.0,"iv":0.1348,"open_interest":1.0,"volume":0.0,"delta":0.1747,"gamma":0.0003,"vega":16.7193,"theta":-0.3361,"rho":9.6793,"theo":74.2832,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.13,"last_trade_time":"2026-01-22T12:49:29","percent_change":0.0,"prev_day_close":77.1999969482422},{"option":"SPXW261231P07970000","bid":981.0,"bid_size":4.0,"ask":990.1,"ask_size":3.0,"iv":0.1341,"open_interest":1.0,"volume":0.0,"delta":-0.8271,"gamma":0.0003,"vega":16.7193,"theta":-0.2314,"rho":-57.7058,"theo":986.3774,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":948.86,"last_trade_time":"2026-01-02T09:57:34","percent_change":0.0,"prev_day_close":968.200012207031},{"option":"SPXW261231C07980000","bid":72.0,"bid_size":26.0,"ask":73.9,"ask_size":26.0,"iv":0.1346,"open_interest":91.0,"volume":0.0,"delta":0.1716,"gamma":0.0003,"vega":16.5476,"theta":-0.3318,"rho":9.5161,"theo":72.5382,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":98.29,"last_trade_time":"2026-02-03T10:09:34","percent_change":0.0,"prev_day_close":75.3500022888184},{"option":"SPXW261231P07980000","bid":989.0,"bid_size":4.0,"ask":998.1,"ask_size":3.0,"iv":0.1339,"open_interest":0.0,"volume":0.0,"delta":-0.8301,"gamma":0.0003,"vega":16.5476,"theta":-0.226,"rho":-57.9532,"theo":994.3026,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":976.049987792969},{"option":"SPXW261231C07985000","bid":71.1,"bid_size":11.0,"ask":73.1,"ask_size":11.0,"iv":0.1345,"open_interest":196.0,"volume":0.0,"delta":0.1701,"gamma":0.0003,"vega":16.4618,"theta":-0.3296,"rho":9.4348,"theo":71.6792,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":95.42,"last_trade_time":"2026-01-22T12:50:34","percent_change":0.0,"prev_day_close":74.5},{"option":"SPXW261231P07985000","bid":978.6,"bid_size":1.0,"ask":1015.6,"ask_size":2.0,"iv":0.1335,"open_interest":0.0,"volume":0.0,"delta":-0.8316,"gamma":0.0003,"vega":16.4618,"theta":-0.2233,"rho":-58.0766,"theo":998.2788,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":980.299987792969},{"option":"SPXW261231C07990000","bid":70.3,"bid_size":26.0,"ask":72.2,"ask_size":26.0,"iv":0.1344,"open_interest":44.0,"volume":0.0,"delta":0.1686,"gamma":0.0003,"vega":16.376,"theta":-0.3275,"rho":9.3538,"theo":70.8291,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":106.81,"last_trade_time":"2026-01-27T14:39:04","percent_change":0.0,"prev_day_close":73.6499977111816},{"option":"SPXW261231P07990000","bid":997.7,"bid_size":4.0,"ask":1006.0,"ask_size":3.0,"iv":0.1338,"open_interest":0.0,"volume":0.0,"delta":-0.8331,"gamma":0.0003,"vega":16.376,"theta":-0.2206,"rho":-58.1997,"theo":1002.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":983.949981689453},{"option":"SPXW261231C07995000","bid":69.5,"bid_size":11.0,"ask":71.4,"ask_size":11.0,"iv":0.1343,"open_interest":96.0,"volume":0.0,"delta":0.1672,"gamma":0.0003,"vega":16.29,"theta":-0.3254,"rho":9.273,"theo":69.9879,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":93.32,"last_trade_time":"2026-01-22T12:57:26","percent_change":0.0,"prev_day_close":72.8000030517578},{"option":"SPXW261231P07995000","bid":986.6,"bid_size":1.0,"ask":1023.6,"ask_size":2.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":-0.8346,"gamma":0.0003,"vega":16.29,"theta":-0.2179,"rho":-58.3226,"theo":1006.2578,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":988.25},{"option":"SPXW261231C08000000","bid":68.6,"bid_size":27.0,"ask":70.6,"ask_size":26.0,"iv":0.1342,"open_interest":19834.0,"volume":5.0,"delta":0.1657,"gamma":0.0003,"vega":16.204,"theta":-0.3232,"rho":9.1923,"theo":69.1555,"change":7.45,"open":76.25,"high":76.25,"low":76.25,"tick":"no_change","last_trade_price":76.25,"last_trade_time":"2026-02-18T10:59:24","percent_change":10.8285,"prev_day_close":71.9000015258789},{"option":"SPXW261231P08000000","bid":1004.8,"bid_size":4.0,"ask":1014.0,"ask_size":3.0,"iv":0.1333,"open_interest":10.0,"volume":0.0,"delta":-0.8361,"gamma":0.0003,"vega":16.204,"theta":-0.2152,"rho":-58.4453,"theo":1010.2606,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1029.92,"last_trade_time":"2026-01-20T13:40:17","percent_change":0.0,"prev_day_close":991.350006103516},{"option":"SPXW261231C08005000","bid":67.8,"bid_size":11.0,"ask":69.7,"ask_size":11.0,"iv":0.134,"open_interest":6.0,"volume":0.0,"delta":0.1642,"gamma":0.0003,"vega":16.1178,"theta":-0.3211,"rho":9.1119,"theo":68.332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":91.05,"last_trade_time":"2026-01-26T09:36:39","percent_change":0.0,"prev_day_close":71.0499992370606},{"option":"SPXW261231P08005000","bid":994.5,"bid_size":1.0,"ask":1031.6,"ask_size":2.0,"iv":0.133,"open_interest":0.0,"volume":0.0,"delta":-0.8375,"gamma":0.0003,"vega":16.1178,"theta":-0.2126,"rho":-58.5678,"theo":1014.2722,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":996.100006103516},{"option":"SPXW261231C08010000","bid":66.9,"bid_size":26.0,"ask":68.9,"ask_size":26.0,"iv":0.1339,"open_interest":31.0,"volume":0.0,"delta":0.1627,"gamma":0.0003,"vega":16.0315,"theta":-0.319,"rho":9.0316,"theo":67.5173,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":79.56,"last_trade_time":"2026-01-20T10:48:42","percent_change":0.0,"prev_day_close":70.1999969482422},{"option":"SPXW261231P08010000","bid":1012.8,"bid_size":4.0,"ask":1022.8,"ask_size":3.0,"iv":0.1333,"open_interest":0.0,"volume":0.0,"delta":-0.839,"gamma":0.0003,"vega":16.0315,"theta":-0.2099,"rho":-58.6901,"theo":1018.2926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":999.700012207031},{"option":"SPXW261231C08015000","bid":66.1,"bid_size":12.0,"ask":68.1,"ask_size":11.0,"iv":0.1338,"open_interest":0.0,"volume":0.0,"delta":0.1613,"gamma":0.0003,"vega":15.945,"theta":-0.3169,"rho":8.9516,"theo":66.7113,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":69.4000015258789},{"option":"SPXW261231P08015000","bid":1002.4,"bid_size":1.0,"ask":1039.6,"ask_size":2.0,"iv":0.1327,"open_interest":1.0,"volume":0.0,"delta":-0.8404,"gamma":0.0003,"vega":15.945,"theta":-0.2072,"rho":-58.8122,"theo":1022.3217,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":964.74,"last_trade_time":"2026-01-08T10:51:52","percent_change":0.0,"prev_day_close":1004.15002441406},{"option":"SPXW261231C08020000","bid":65.3,"bid_size":27.0,"ask":67.3,"ask_size":27.0,"iv":0.1337,"open_interest":5.0,"volume":0.0,"delta":0.1598,"gamma":0.0003,"vega":15.8583,"theta":-0.3148,"rho":8.8718,"theo":65.9139,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":100.66,"last_trade_time":"2026-01-15T13:39:27","percent_change":0.0,"prev_day_close":68.5999984741211},{"option":"SPXW261231P08020000","bid":1020.9,"bid_size":4.0,"ask":1030.2,"ask_size":3.0,"iv":0.1329,"open_interest":0.0,"volume":0.0,"delta":-0.8419,"gamma":0.0003,"vega":15.8583,"theta":-0.2046,"rho":-58.9341,"theo":1026.3595,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1007.95001220703},{"option":"SPXW261231C08025000","bid":64.5,"bid_size":28.0,"ask":66.5,"ask_size":28.0,"iv":0.1336,"open_interest":33.0,"volume":0.0,"delta":0.1584,"gamma":0.0003,"vega":15.7714,"theta":-0.3127,"rho":8.7924,"theo":65.1253,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.41,"last_trade_time":"2026-01-20T10:37:51","percent_change":0.0,"prev_day_close":67.75},{"option":"SPXW261231P08025000","bid":1024.9,"bid_size":4.0,"ask":1034.9,"ask_size":3.0,"iv":0.133,"open_interest":0.0,"volume":0.0,"delta":-0.8433,"gamma":0.0003,"vega":15.7714,"theta":-0.2019,"rho":-59.0556,"theo":1030.406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1011.85000610352},{"option":"SPXW261231C08030000","bid":63.7,"bid_size":28.0,"ask":65.8,"ask_size":28.0,"iv":0.1335,"open_interest":10.0,"volume":0.0,"delta":0.157,"gamma":0.0003,"vega":15.6843,"theta":-0.3106,"rho":8.7134,"theo":64.3452,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":86.75,"last_trade_time":"2025-12-30T10:45:44","percent_change":0.0,"prev_day_close":66.9500007629394},{"option":"SPXW261231P08030000","bid":1029.0,"bid_size":4.0,"ask":1038.3,"ask_size":3.0,"iv":0.1327,"open_interest":0.0,"volume":0.0,"delta":-0.8448,"gamma":0.0003,"vega":15.6843,"theta":-0.1993,"rho":-59.1767,"theo":1034.4611,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1015.85000610352},{"option":"SPXW261231C08035000","bid":63.0,"bid_size":13.0,"ask":65.0,"ask_size":12.0,"iv":0.1334,"open_interest":0.0,"volume":0.0,"delta":0.1556,"gamma":0.0003,"vega":15.5971,"theta":-0.3085,"rho":8.6347,"theo":63.5736,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":66.1499977111816},{"option":"SPXW261231P08035000","bid":1018.6,"bid_size":1.0,"ask":1055.8,"ask_size":2.0,"iv":0.1322,"open_interest":0.0,"volume":0.0,"delta":-0.8462,"gamma":0.0003,"vega":15.5971,"theta":-0.1966,"rho":-59.2974,"theo":1038.5247,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1020.29998779297},{"option":"SPXW261231C08040000","bid":62.2,"bid_size":28.0,"ask":64.2,"ask_size":28.0,"iv":0.1333,"open_interest":1.0,"volume":0.0,"delta":0.1542,"gamma":0.0003,"vega":15.5096,"theta":-0.3064,"rho":8.5565,"theo":62.8105,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":96.55,"last_trade_time":"2026-01-15T13:39:27","percent_change":0.0,"prev_day_close":65.3500022888184},{"option":"SPXW261231P08040000","bid":1037.5,"bid_size":4.0,"ask":1047.1,"ask_size":3.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":-0.8476,"gamma":0.0003,"vega":15.5096,"theta":-0.194,"rho":-59.4177,"theo":1042.5967,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1023.84997558594},{"option":"SPXW261231C08045000","bid":61.4,"bid_size":12.0,"ask":63.5,"ask_size":12.0,"iv":0.1332,"open_interest":0.0,"volume":0.0,"delta":0.1528,"gamma":0.0003,"vega":15.4221,"theta":-0.3043,"rho":8.4788,"theo":62.0558,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":64.5999984741211},{"option":"SPXW261231P08045000","bid":1026.7,"bid_size":1.0,"ask":1064.0,"ask_size":2.0,"iv":0.132,"open_interest":0.0,"volume":0.0,"delta":-0.849,"gamma":0.0003,"vega":15.4221,"theta":-0.1914,"rho":-59.5375,"theo":1046.6772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1028.39996337891},{"option":"SPXW261231C08050000","bid":60.7,"bid_size":30.0,"ask":62.7,"ask_size":29.0,"iv":0.1331,"open_interest":19.0,"volume":0.0,"delta":0.1514,"gamma":0.0003,"vega":15.3344,"theta":-0.3023,"rho":8.4017,"theo":61.3095,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":62.35,"last_trade_time":"2026-02-05T15:42:58","percent_change":0.0,"prev_day_close":63.7500019073486},{"option":"SPXW261231P08050000","bid":1045.3,"bid_size":4.0,"ask":1054.6,"ask_size":3.0,"iv":0.1322,"open_interest":1.0,"volume":0.0,"delta":-0.8504,"gamma":0.0003,"vega":15.3344,"theta":-0.1887,"rho":-59.6567,"theo":1050.766,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1005.15,"last_trade_time":"2026-01-05T09:30:06","percent_change":0.0,"prev_day_close":1032.20001220703},{"option":"SPXW261231C08055000","bid":60.0,"bid_size":12.0,"ask":62.0,"ask_size":12.0,"iv":0.133,"open_interest":0.0,"volume":0.0,"delta":0.15,"gamma":0.0003,"vega":15.2466,"theta":-0.3002,"rho":8.3252,"theo":60.5714,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":63.0},{"option":"SPXW261231P08055000","bid":1034.9,"bid_size":1.0,"ask":1072.2,"ask_size":2.0,"iv":0.1318,"open_interest":0.0,"volume":0.0,"delta":-0.8517,"gamma":0.0003,"vega":15.2466,"theta":-0.1861,"rho":-59.7753,"theo":1054.8631,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1036.54998779297},{"option":"SPXW261231C08060000","bid":59.2,"bid_size":30.0,"ask":61.2,"ask_size":29.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":0.1486,"gamma":0.0003,"vega":15.1589,"theta":-0.2981,"rho":8.2493,"theo":59.8415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":62.2999992370606},{"option":"SPXW261231P08060000","bid":1053.5,"bid_size":4.0,"ask":1062.8,"ask_size":3.0,"iv":0.132,"open_interest":0.0,"volume":0.0,"delta":-0.8531,"gamma":0.0003,"vega":15.1589,"theta":-0.1835,"rho":-59.8932,"theo":1058.9684,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1040.04998779297},{"option":"SPXW261231C08065000","bid":58.5,"bid_size":12.0,"ask":60.5,"ask_size":12.0,"iv":0.1328,"open_interest":0.0,"volume":0.0,"delta":0.1473,"gamma":0.0003,"vega":15.0711,"theta":-0.2961,"rho":8.1742,"theo":59.1198,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":61.5},{"option":"SPXW261231P08065000","bid":1043.1,"bid_size":1.0,"ask":1080.4,"ask_size":2.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":-0.8545,"gamma":0.0003,"vega":15.0711,"theta":-0.1809,"rho":-60.0104,"theo":1063.0817,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1044.70001220703},{"option":"SPXW261231C08070000","bid":57.8,"bid_size":30.0,"ask":59.8,"ask_size":29.0,"iv":0.1327,"open_interest":1.0,"volume":0.0,"delta":0.1459,"gamma":0.0003,"vega":14.9834,"theta":-0.294,"rho":8.0997,"theo":58.406,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":87.78,"last_trade_time":"2026-01-07T15:54:10","percent_change":0.0,"prev_day_close":60.7999992370606},{"option":"SPXW261231P08070000","bid":1062.5,"bid_size":4.0,"ask":1071.0,"ask_size":3.0,"iv":0.1321,"open_interest":0.0,"volume":0.0,"delta":-0.8558,"gamma":0.0003,"vega":14.9834,"theta":-0.1783,"rho":-60.127,"theo":1067.2031,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1048.34997558594},{"option":"SPXW261231C08075000","bid":57.1,"bid_size":31.0,"ask":59.1,"ask_size":30.0,"iv":0.1326,"open_interest":0.0,"volume":0.0,"delta":0.1446,"gamma":0.0003,"vega":14.8958,"theta":-0.292,"rho":8.026,"theo":57.7002,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":60.0999984741211},{"option":"SPXW261231P08075000","bid":1065.8,"bid_size":4.0,"ask":1075.3,"ask_size":3.0,"iv":0.1318,"open_interest":0.0,"volume":0.0,"delta":-0.8572,"gamma":0.0003,"vega":14.8958,"theta":-0.1757,"rho":-60.2428,"theo":1071.3325,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1052.55004882812},{"option":"SPXW261231C08080000","bid":56.5,"bid_size":31.0,"ask":58.4,"ask_size":31.0,"iv":0.1325,"open_interest":1.0,"volume":0.0,"delta":0.1432,"gamma":0.0003,"vega":14.8083,"theta":-0.29,"rho":7.953,"theo":57.0023,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":86.01,"last_trade_time":"2026-01-07T15:54:10","percent_change":0.0,"prev_day_close":59.2999992370606},{"option":"SPXW261231P08080000","bid":1070.2,"bid_size":4.0,"ask":1079.4,"ask_size":3.0,"iv":0.1317,"open_interest":0.0,"volume":0.0,"delta":-0.8585,"gamma":0.0003,"vega":14.8083,"theta":-0.1731,"rho":-60.3579,"theo":1075.4697,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1056.5},{"option":"SPXW261231C08085000","bid":55.7,"bid_size":13.0,"ask":57.7,"ask_size":13.0,"iv":0.1324,"open_interest":0.0,"volume":0.0,"delta":0.1419,"gamma":0.0003,"vega":14.721,"theta":-0.2879,"rho":7.8807,"theo":56.3121,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":58.5999984741211},{"option":"SPXW261231P08085000","bid":1059.5,"bid_size":1.0,"ask":1096.9,"ask_size":2.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":-0.8598,"gamma":0.0003,"vega":14.721,"theta":-0.1705,"rho":-60.4722,"theo":1079.6147,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1061.04998779297},{"option":"SPXW261231C08090000","bid":55.0,"bid_size":33.0,"ask":57.0,"ask_size":32.0,"iv":0.1323,"open_interest":1.0,"volume":0.0,"delta":0.1406,"gamma":0.0003,"vega":14.6339,"theta":-0.2859,"rho":7.8091,"theo":55.6297,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":65.6,"last_trade_time":"2026-01-20T09:38:41","percent_change":0.0,"prev_day_close":57.9000015258789},{"option":"SPXW261231P08090000","bid":1078.3,"bid_size":4.0,"ask":1087.6,"ask_size":3.0,"iv":0.1314,"open_interest":0.0,"volume":0.0,"delta":-0.8611,"gamma":0.0003,"vega":14.6339,"theta":-0.1679,"rho":-60.5859,"theo":1083.7674,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1064.5},{"option":"SPXW261231C08095000","bid":54.3,"bid_size":19.0,"ask":56.3,"ask_size":14.0,"iv":0.1322,"open_interest":1.0,"volume":0.0,"delta":0.1393,"gamma":0.0003,"vega":14.5471,"theta":-0.2839,"rho":7.7382,"theo":54.9549,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":75.08,"last_trade_time":"2026-01-22T12:58:16","percent_change":0.0,"prev_day_close":57.2000007629394},{"option":"SPXW261231P08095000","bid":1067.9,"bid_size":1.0,"ask":1105.2,"ask_size":2.0,"iv":0.1309,"open_interest":0.0,"volume":0.0,"delta":-0.8624,"gamma":0.0003,"vega":14.5471,"theta":-0.1654,"rho":-60.6989,"theo":1087.9277,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1069.29998779297},{"option":"SPXW261231C08100000","bid":53.8,"bid_size":32.0,"ask":55.6,"ask_size":32.0,"iv":0.1321,"open_interest":15466.0,"volume":0.0,"delta":0.138,"gamma":0.0003,"vega":14.4606,"theta":-0.2819,"rho":7.6679,"theo":54.2876,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":51.3,"last_trade_time":"2026-02-17T09:51:28","percent_change":0.0,"prev_day_close":56.5499992370606},{"option":"SPXW261231P08100000","bid":1086.8,"bid_size":3.0,"ask":1096.0,"ask_size":2.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.8637,"gamma":0.0003,"vega":14.4606,"theta":-0.1628,"rho":-60.8113,"theo":1092.0956,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1073.19995117188},{"option":"SPXW261231C08105000","bid":53.0,"bid_size":19.0,"ask":54.9,"ask_size":14.0,"iv":0.132,"open_interest":5.0,"volume":0.0,"delta":0.1367,"gamma":0.0003,"vega":14.3743,"theta":-0.2799,"rho":7.5982,"theo":53.6279,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":73.05,"last_trade_time":"2026-01-26T09:36:39","percent_change":0.0,"prev_day_close":55.7999992370606},{"option":"SPXW261231P08105000","bid":1079.7,"bid_size":2.0,"ask":1109.7,"ask_size":2.0,"iv":0.1306,"open_interest":0.0,"volume":0.0,"delta":-0.865,"gamma":0.0003,"vega":14.3743,"theta":-0.1603,"rho":-60.9231,"theo":1096.271,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1077.69995117188},{"option":"SPXW261231C08110000","bid":52.5,"bid_size":38.0,"ask":54.3,"ask_size":33.0,"iv":0.132,"open_interest":0.0,"volume":0.0,"delta":0.1354,"gamma":0.0003,"vega":14.2884,"theta":-0.2779,"rho":7.529,"theo":52.9756,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":55.1499996185303},{"option":"SPXW261231P08110000","bid":1094.8,"bid_size":3.0,"ask":1105.0,"ask_size":2.0,"iv":0.1313,"open_interest":0.0,"volume":0.0,"delta":-0.8663,"gamma":0.0003,"vega":14.2884,"theta":-0.1577,"rho":-61.0343,"theo":1100.4538,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1081.65002441406},{"option":"SPXW261231C08115000","bid":51.8,"bid_size":14.0,"ask":53.6,"ask_size":15.0,"iv":0.1318,"open_interest":0.0,"volume":0.0,"delta":0.1342,"gamma":0.0003,"vega":14.2028,"theta":-0.2759,"rho":7.4604,"theo":52.3306,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":54.5},{"option":"SPXW261231P08115000","bid":1084.5,"bid_size":1.0,"ask":1122.0,"ask_size":2.0,"iv":0.1305,"open_interest":0.0,"volume":0.0,"delta":-0.8676,"gamma":0.0003,"vega":14.2028,"theta":-0.1552,"rho":-61.145,"theo":1104.644,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1086.0},{"option":"SPXW261231C08120000","bid":51.2,"bid_size":39.0,"ask":53.0,"ask_size":34.0,"iv":0.1318,"open_interest":8.0,"volume":0.0,"delta":0.1329,"gamma":0.0003,"vega":14.1174,"theta":-0.274,"rho":7.3922,"theo":51.6929,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":78.68,"last_trade_time":"2025-12-26T15:32:25","percent_change":0.0,"prev_day_close":53.8500003814697},{"option":"SPXW261231P08120000","bid":1103.3,"bid_size":3.0,"ask":1112.8,"ask_size":2.0,"iv":0.1309,"open_interest":0.0,"volume":0.0,"delta":-0.8688,"gamma":0.0003,"vega":14.1174,"theta":-0.1527,"rho":-61.2552,"theo":1108.8415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1089.84997558594},{"option":"SPXW261231C08125000","bid":50.4,"bid_size":39.0,"ask":52.3,"ask_size":34.0,"iv":0.1316,"open_interest":0.0,"volume":0.0,"delta":0.1317,"gamma":0.0003,"vega":14.0324,"theta":-0.272,"rho":7.3245,"theo":51.0625,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":53.2000007629394},{"option":"SPXW261231P08125000","bid":1107.4,"bid_size":3.0,"ask":1117.6,"ask_size":2.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":-0.8701,"gamma":0.0003,"vega":14.0324,"theta":-0.1502,"rho":-61.365,"theo":1113.0462,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1093.75},{"option":"SPXW261231C08130000","bid":49.9,"bid_size":35.0,"ask":51.7,"ask_size":35.0,"iv":0.1316,"open_interest":40.0,"volume":0.0,"delta":0.1304,"gamma":0.0002,"vega":13.9477,"theta":-0.2701,"rho":7.2572,"theo":50.4393,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":77.07,"last_trade_time":"2025-12-26T15:33:07","percent_change":0.0,"prev_day_close":52.5499992370606},{"option":"SPXW261231P08130000","bid":1111.6,"bid_size":3.0,"ask":1121.2,"ask_size":2.0,"iv":0.1307,"open_interest":0.0,"volume":0.0,"delta":-0.8713,"gamma":0.0002,"vega":13.9477,"theta":-0.1476,"rho":-61.4745,"theo":1117.2581,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1098.25},{"option":"SPXW261231C08135000","bid":49.3,"bid_size":21.0,"ask":51.1,"ask_size":16.0,"iv":0.1315,"open_interest":1.0,"volume":0.0,"delta":0.1292,"gamma":0.0002,"vega":13.8633,"theta":-0.2681,"rho":7.1902,"theo":49.8232,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":58.08,"last_trade_time":"2026-01-20T09:41:28","percent_change":0.0,"prev_day_close":51.9000015258789},{"option":"SPXW261231P08135000","bid":1101.1,"bid_size":1.0,"ask":1138.8,"ask_size":2.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":-0.8726,"gamma":0.0002,"vega":13.8633,"theta":-0.1451,"rho":-61.5836,"theo":1121.4772,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1102.75},{"option":"SPXW261231C08140000","bid":48.7,"bid_size":41.0,"ask":50.5,"ask_size":36.0,"iv":0.1314,"open_interest":0.0,"volume":0.0,"delta":0.128,"gamma":0.0002,"vega":13.779,"theta":-0.2662,"rho":7.1235,"theo":49.2142,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":51.25},{"option":"SPXW261231P08140000","bid":1120.1,"bid_size":3.0,"ask":1129.7,"ask_size":2.0,"iv":0.1305,"open_interest":0.0,"volume":0.0,"delta":-0.8738,"gamma":0.0002,"vega":13.779,"theta":-0.1426,"rho":-61.6923,"theo":1125.7034,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1106.65002441406},{"option":"SPXW261231C08150000","bid":47.5,"bid_size":41.0,"ask":49.3,"ask_size":36.0,"iv":0.1313,"open_interest":2.0,"volume":0.0,"delta":0.1255,"gamma":0.0002,"vega":13.6113,"theta":-0.2623,"rho":6.991,"theo":48.0174,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":67.79,"last_trade_time":"2025-12-29T12:23:10","percent_change":0.0,"prev_day_close":50.0499992370606},{"option":"SPXW261231P08150000","bid":1128.8,"bid_size":3.0,"ask":1138.1,"ask_size":2.0,"iv":0.1304,"open_interest":0.0,"volume":0.0,"delta":-0.8762,"gamma":0.0002,"vega":13.6113,"theta":-0.1377,"rho":-61.9089,"theo":1134.1769,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1115.0},{"option":"SPXW261231C08160000","bid":46.3,"bid_size":37.0,"ask":48.1,"ask_size":37.0,"iv":0.1311,"open_interest":0.0,"volume":0.0,"delta":0.1232,"gamma":0.0002,"vega":13.4442,"theta":-0.2585,"rho":6.8597,"theo":46.8484,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":48.8500003814697},{"option":"SPXW261231P08160000","bid":1137.1,"bid_size":3.0,"ask":1146.6,"ask_size":2.0,"iv":0.1302,"open_interest":0.0,"volume":0.0,"delta":-0.8786,"gamma":0.0002,"vega":13.4442,"theta":-0.1328,"rho":-62.1244,"theo":1142.6782,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1123.09997558594},{"option":"SPXW261231C08170000","bid":45.2,"bid_size":43.0,"ask":47.0,"ask_size":38.0,"iv":0.131,"open_interest":0.0,"volume":0.0,"delta":0.1208,"gamma":0.0002,"vega":13.2775,"theta":-0.2547,"rho":6.7295,"theo":45.707,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":47.6499996185303},{"option":"SPXW261231P08170000","bid":1145.8,"bid_size":3.0,"ask":1155.2,"ask_size":2.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":-0.8809,"gamma":0.0002,"vega":13.2775,"theta":-0.1279,"rho":-62.3388,"theo":1151.207,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1131.70001220703},{"option":"SPXW261231C08180000","bid":44.1,"bid_size":45.0,"ask":45.8,"ask_size":40.0,"iv":0.1308,"open_interest":3.0,"volume":0.0,"delta":0.1185,"gamma":0.0002,"vega":13.1113,"theta":-0.251,"rho":6.6006,"theo":44.5927,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":72.28,"last_trade_time":"2026-01-09T11:21:21","percent_change":0.0,"prev_day_close":46.5499992370606},{"option":"SPXW261231P08180000","bid":1154.2,"bid_size":3.0,"ask":1163.8,"ask_size":2.0,"iv":0.1299,"open_interest":0.0,"volume":0.0,"delta":-0.8832,"gamma":0.0002,"vega":13.1113,"theta":-0.123,"rho":-62.5518,"theo":1159.763,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1140.0},{"option":"SPXW261231C08190000","bid":43.0,"bid_size":40.0,"ask":44.7,"ask_size":40.0,"iv":0.1306,"open_interest":2.0,"volume":0.0,"delta":0.1162,"gamma":0.0002,"vega":12.9453,"theta":-0.2473,"rho":6.4735,"theo":43.505,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":63.99,"last_trade_time":"2026-01-16T11:05:42","percent_change":0.0,"prev_day_close":45.3500003814697},{"option":"SPXW261231P08190000","bid":1162.8,"bid_size":3.0,"ask":1172.3,"ask_size":2.0,"iv":0.1297,"open_interest":0.0,"volume":0.0,"delta":-0.8855,"gamma":0.0002,"vega":12.9453,"theta":-0.1182,"rho":-62.7631,"theo":1168.3457,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1149.10003662109},{"option":"SPXW261231C08200000","bid":41.9,"bid_size":46.0,"ask":43.7,"ask_size":41.0,"iv":0.1305,"open_interest":26101.0,"volume":1.0,"delta":0.114,"gamma":0.0002,"vega":12.7796,"theta":-0.2436,"rho":6.3482,"theo":42.4436,"change":4.58,"open":46.93,"high":46.93,"low":46.93,"tick":"up","last_trade_price":46.93,"last_trade_time":"2026-02-18T11:03:15","percent_change":10.8146,"prev_day_close":44.25},{"option":"SPXW261231P08200000","bid":1171.2,"bid_size":3.0,"ask":1181.0,"ask_size":2.0,"iv":0.1295,"open_interest":57.0,"volume":0.0,"delta":-0.8877,"gamma":0.0002,"vega":12.7796,"theta":-0.1134,"rho":-62.9725,"theo":1176.9546,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1212.21,"last_trade_time":"2026-02-13T15:40:26","percent_change":0.0,"prev_day_close":1157.20001220703},{"option":"SPXW261231C08210000","bid":40.9,"bid_size":47.0,"ask":42.6,"ask_size":42.0,"iv":0.1304,"open_interest":0.0,"volume":0.0,"delta":0.1118,"gamma":0.0002,"vega":12.6143,"theta":-0.24,"rho":6.2252,"theo":41.4079,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":43.2000007629394},{"option":"SPXW261231P08210000","bid":1179.8,"bid_size":3.0,"ask":1189.6,"ask_size":2.0,"iv":0.1293,"open_interest":0.0,"volume":0.0,"delta":-0.8899,"gamma":0.0002,"vega":12.6143,"theta":-0.1087,"rho":-63.1796,"theo":1185.5892,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1166.29998779297},{"option":"SPXW261231C08220000","bid":39.9,"bid_size":47.0,"ask":41.6,"ask_size":42.0,"iv":0.1302,"open_interest":2.0,"volume":0.0,"delta":0.1096,"gamma":0.0002,"vega":12.4497,"theta":-0.2364,"rho":6.1047,"theo":40.3974,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":53.98,"last_trade_time":"2026-01-23T14:31:10","percent_change":0.0,"prev_day_close":42.1499996185303},{"option":"SPXW261231P08220000","bid":1188.7,"bid_size":3.0,"ask":1198.3,"ask_size":2.0,"iv":0.1293,"open_interest":0.0,"volume":0.0,"delta":-0.8921,"gamma":0.0002,"vega":12.4497,"theta":-0.104,"rho":-63.3843,"theo":1194.2489,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1175.0},{"option":"SPXW261231C08230000","bid":38.9,"bid_size":49.0,"ask":40.6,"ask_size":44.0,"iv":0.1301,"open_interest":0.0,"volume":0.0,"delta":0.1075,"gamma":0.0002,"vega":12.286,"theta":-0.2328,"rho":5.9868,"theo":39.4114,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":41.1499996185303},{"option":"SPXW261231P08230000","bid":1197.1,"bid_size":3.0,"ask":1207.0,"ask_size":2.0,"iv":0.129,"open_interest":0.0,"volume":0.0,"delta":-0.8942,"gamma":0.0002,"vega":12.286,"theta":-0.0993,"rho":-63.5864,"theo":1202.9332,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1183.59997558594},{"option":"SPXW261231C08240000","bid":38.0,"bid_size":50.0,"ask":39.7,"ask_size":45.0,"iv":0.13,"open_interest":0.0,"volume":0.0,"delta":0.1054,"gamma":0.0002,"vega":12.1234,"theta":-0.2293,"rho":5.8716,"theo":38.4493,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":40.1499996185303},{"option":"SPXW261231P08240000","bid":1206.1,"bid_size":3.0,"ask":1215.7,"ask_size":2.0,"iv":0.129,"open_interest":0.0,"volume":0.0,"delta":-0.8963,"gamma":0.0002,"vega":12.1234,"theta":-0.0947,"rho":-63.7858,"theo":1211.6415,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1191.85003662109},{"option":"SPXW261231C08250000","bid":37.0,"bid_size":50.0,"ask":38.7,"ask_size":45.0,"iv":0.1299,"open_interest":4.0,"volume":1.0,"delta":0.1034,"gamma":0.0002,"vega":11.9621,"theta":-0.2258,"rho":5.7589,"theo":37.5107,"change":4.03,"open":41.53,"high":41.53,"low":41.53,"tick":"up","last_trade_price":41.53,"last_trade_time":"2026-02-18T11:03:15","percent_change":10.7467,"prev_day_close":39.1499996185303},{"option":"SPXW261231P08250000","bid":1214.5,"bid_size":3.0,"ask":1224.4,"ask_size":2.0,"iv":0.1288,"open_interest":0.0,"volume":0.0,"delta":-0.8984,"gamma":0.0002,"vega":11.9621,"theta":-0.0901,"rho":-63.9826,"theo":1220.3731,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1200.95001220703},{"option":"SPXW261231C08260000","bid":36.1,"bid_size":52.0,"ask":37.8,"ask_size":47.0,"iv":0.1298,"open_interest":1.0,"volume":0.0,"delta":0.1014,"gamma":0.0002,"vega":11.8025,"theta":-0.2224,"rho":5.6486,"theo":36.5949,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":60.88,"last_trade_time":"2026-01-09T11:21:21","percent_change":0.0,"prev_day_close":38.25},{"option":"SPXW261231P08260000","bid":1223.5,"bid_size":3.0,"ask":1233.2,"ask_size":2.0,"iv":0.1288,"open_interest":0.0,"volume":0.0,"delta":-0.9004,"gamma":0.0002,"vega":11.8025,"theta":-0.0855,"rho":-64.177,"theo":1229.1276,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1209.54998779297},{"option":"SPXW261231C08270000","bid":35.3,"bid_size":52.0,"ask":36.9,"ask_size":47.0,"iv":0.1297,"open_interest":8.0,"volume":0.0,"delta":0.0994,"gamma":0.0002,"vega":11.6445,"theta":-0.219,"rho":5.5405,"theo":35.7015,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":55.49,"last_trade_time":"2026-02-02T15:18:58","percent_change":0.0,"prev_day_close":37.3500003814697},{"option":"SPXW261231P08270000","bid":1232.0,"bid_size":3.0,"ask":1242.0,"ask_size":2.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.9024,"gamma":0.0002,"vega":11.6445,"theta":-0.081,"rho":-64.3693,"theo":1237.9045,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1218.35003662109},{"option":"SPXW261231C08280000","bid":34.4,"bid_size":54.0,"ask":36.1,"ask_size":49.0,"iv":0.1296,"open_interest":0.0,"volume":0.0,"delta":0.0974,"gamma":0.0002,"vega":11.4884,"theta":-0.2156,"rho":5.4342,"theo":34.8299,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":42.17,"last_trade_time":"2026-01-20T10:00:08","percent_change":0.0,"prev_day_close":36.4500007629394},{"option":"SPXW261231P08280000","bid":1241.1,"bid_size":3.0,"ask":1250.8,"ask_size":2.0,"iv":0.1285,"open_interest":0.0,"volume":0.0,"delta":-0.9043,"gamma":0.0002,"vega":11.4884,"theta":-0.0766,"rho":-64.5597,"theo":1246.7032,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1226.75},{"option":"SPXW261231C08290000","bid":33.6,"bid_size":54.0,"ask":35.2,"ask_size":49.0,"iv":0.1295,"open_interest":4.0,"volume":0.0,"delta":0.0955,"gamma":0.0002,"vega":11.334,"theta":-0.2123,"rho":5.3296,"theo":33.9798,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":53.11,"last_trade_time":"2026-02-02T15:19:34","percent_change":0.0,"prev_day_close":35.5499992370606},{"option":"SPXW261231P08290000","bid":1249.6,"bid_size":3.0,"ask":1260.3,"ask_size":2.0,"iv":0.1286,"open_interest":0.0,"volume":0.0,"delta":-0.9062,"gamma":0.0002,"vega":11.334,"theta":-0.0721,"rho":-64.7485,"theo":1255.5234,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1235.95001220703},{"option":"SPXW261231C08300000","bid":32.7,"bid_size":55.0,"ask":34.4,"ask_size":50.0,"iv":0.1294,"open_interest":56.0,"volume":0.0,"delta":0.0936,"gamma":0.0002,"vega":11.1813,"theta":-0.209,"rho":5.2264,"theo":33.1507,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":42.15,"last_trade_time":"2026-02-06T11:36:16","percent_change":0.0,"prev_day_close":34.6999988555908},{"option":"SPXW261231P08300000","bid":1258.6,"bid_size":3.0,"ask":1268.5,"ask_size":2.0,"iv":0.1282,"open_interest":13.0,"volume":0.0,"delta":-0.9081,"gamma":0.0002,"vega":11.1813,"theta":-0.0677,"rho":-64.9359,"theo":1264.3646,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1148.66,"last_trade_time":"2026-01-09T12:10:04","percent_change":0.0,"prev_day_close":1244.80004882812},{"option":"SPXW261231C08400000","bid":25.7,"bid_size":33.0,"ask":26.8,"ask_size":68.0,"iv":0.1286,"open_interest":958.0,"volume":0.0,"delta":0.0767,"gamma":0.0002,"vega":9.724,"theta":-0.1785,"rho":4.2757,"theo":25.9347,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":34.42,"last_trade_time":"2026-02-04T15:28:39","percent_change":0.0,"prev_day_close":27.1499996185303},{"option":"SPXW261231P08400000","bid":1347.8,"bid_size":3.0,"ask":1358.1,"ask_size":2.0,"iv":0.1272,"open_interest":1.0,"volume":0.0,"delta":-0.9251,"gamma":0.0002,"vega":9.724,"theta":-0.0262,"rho":-66.7282,"theo":1353.8516,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"down","last_trade_price":1281.3,"last_trade_time":"2026-01-06T11:22:15","percent_change":0.0,"prev_day_close":1333.84997558594},{"option":"SPXW261231C08500000","bid":20.1,"bid_size":80.0,"ask":21.1,"ask_size":80.0,"iv":0.1281,"open_interest":1117.0,"volume":0.0,"delta":0.0627,"gamma":0.0001,"vega":8.417,"theta":-0.1522,"rho":3.504,"theo":20.3728,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":22.31,"last_trade_time":"2026-02-05T16:11:39","percent_change":0.0,"prev_day_close":21.3000001907349},{"option":"SPXW261231P08500000","bid":1438.8,"bid_size":3.0,"ask":1450.0,"ask_size":3.0,"iv":0.127,"open_interest":3.0,"volume":0.0,"delta":-0.939,"gamma":0.0001,"vega":8.417,"theta":0.0,"rho":-68.3414,"theo":1444.9926,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1372.67,"last_trade_time":"2026-01-05T11:30:21","percent_change":0.0,"prev_day_close":1424.75},{"option":"SPXW261231C08600000","bid":15.7,"bid_size":95.0,"ask":16.7,"ask_size":95.0,"iv":0.1279,"open_interest":570.0,"volume":2.0,"delta":0.0513,"gamma":0.0001,"vega":7.2647,"theta":-0.1297,"rho":2.8659,"theo":16.1009,"change":0.79,"open":16.82,"high":16.84,"low":16.82,"tick":"up","last_trade_price":16.84,"last_trade_time":"2026-02-18T09:58:17","percent_change":4.92212,"prev_day_close":16.75},{"option":"SPXW261231P08600000","bid":1531.2,"bid_size":3.0,"ask":1541.9,"ask_size":2.0,"iv":0.1264,"open_interest":0.0,"volume":0.0,"delta":-0.9504,"gamma":0.0001,"vega":7.2647,"theta":0.0,"rho":-69.8211,"theo":1537.4237,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"no_change","last_trade_price":0.0,"last_trade_time":null,"percent_change":0.0,"prev_day_close":1517.04998779297},{"option":"SPXW261231C08800000","bid":9.8,"bid_size":129.0,"ask":10.5,"ask_size":129.0,"iv":0.1281,"open_interest":147.0,"volume":0.0,"delta":0.0347,"gamma":0.0001,"vega":5.4003,"theta":-0.0945,"rho":1.9354,"theo":10.2638,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":14.4,"last_trade_time":"2026-02-09T09:50:58","percent_change":0.0,"prev_day_close":10.5},{"option":"SPXW261231P08800000","bid":1719.2,"bid_size":2.0,"ask":1729.6,"ask_size":2.0,"iv":0.1271,"open_interest":19.0,"volume":0.0,"delta":-0.967,"gamma":0.0001,"vega":5.4003,"theta":0.0,"rho":-72.4347,"theo":1724.9925,"change":0.0,"open":0.0,"high":0.0,"low":0.0,"tick":"up","last_trade_price":1652.71,"last_trade_time":"2026-02-09T09:50:58","percent_change":0.0,"prev_day_close":1704.15002441406}],"symbol":"^SPX","security_type":"index","exchange_id":5,"current_price":6881.3101,"price_change":38.0901,"price_change_percent":0.5535,"bid":6836.7402,"ask":6912.52,"bid_size":1,"ask_size":1,"open":6855.48,"high":6909.1201,"low":6849.6602,"close":6881.31,"prev_day_close":6881.3101,"volume":0,"iv30":16.786,"iv30_change":0.741,"iv30_change_percent":4.6183,"seqno":18826181873,"last_trade_time":"2026-02-18T16:14:59","tick":"up"},"symbol":"_SPX"}